34.12168 34.22168 -116.56456 -116.46456 Archived CCH Search Results
Search Results — 2105 specimen records retrieved (2105 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC401078  Abronia villosa var. villosa Sarah J. De Groot; Cheryl Sevilla 2014-5-20 7125 San Bernardino Bighorn Mountains: Pipes Wash, off Pipes Canyon Road, northwest of Yucca Valley 1167 Comment
  RSA0039888  Abronia villosa var. villosa Sarah J. De Groot, Cheryl S. Sevilla 2014-5-20 7125 San Bernardino Bighorn Mountains: Pipes Wash, off Pipes Canyon Road, northwest of Yucca Valley. 1167 Comment
  RSA0122881  Abronia villosa var. villosa Duncan S. Bell 2016-4-19 9398 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1190 Comment
  SD245410  Abronia villosa var. villosa Sarah De Groot, Cheryl Sevilla 2014-5-20 7125 San Bernardino Bighorn Mountains: Pipes Wash, off Pipes Canyon Road, northwest of Yucca Valley. 1167 Comment
  IRVC19122  Acacia greggii Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  IRVC19289  Acacia greggii Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  RSA0028224  Acacia greggii Duncan S. Bell, Amanda Turek 2010-9-4 1923 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0059857  Acacia greggii Sarah J. De Groot, Cheryl S. Sevilla 2014-7-7 7155 San Bernardino Bighorn Mountains area, Pipes Wash west of Highway 247, south of Flat Top Mesa, east-southeast of Hill 4485. 1183 Comment
  IRVC28357  Acamptopappus sphaerocephalus Mark A. Elvin, Andy C. Elvin, Katie Rose Elvin 2005-9-24 4575 San Bernardino Hills E of Chaparrosa Wash, about 1.7km E of Pioneertown, N of Skyline Ranch Road. Southern Mojave Desert 1159 Comment
  RSA774753  Acamptopappus sphaerocephalus Duncan S. Bell, Donna Thomas 2011-5-20 2512 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  UCR169330  Acamptopappus sphaerocephalus Mark A. Elvin, A. Elvin, K. Elvin 2005-9-24 4574 San Bernardino Southern Mojave Desert, Hills east of Chaparrosa Wash c. 1.7 km east of Pioneertown, north of Skyline Ranch Road 1159 Comment
  RSA0062578  Achnatherum hymenoides Duncan S. Bell 2014-4-25 6605 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA511564  Achnatherum hymenoides Ed LaRue, S. Doughtery, S. Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site Comment
  RSA0031560  Achnatherum parishii subsp. parishii Duncan S. Bell 2011-4-23 2345 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  IRVC19297  Achnatherum speciosum Gordon A. Marsh 1982-6-3 63 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  RSA0011384  Achnatherum speciosum Duncan S. Bell 2010-5-31 1201 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA0014925  Achnatherum speciosum Duncan S. Bell 2013-4-14 4794 San Bernardino Sawtooth Mountains; Water canyon, approximately 1.1 air miles southwest of Chaparrosa Spring. 1303 Comment
  RSA0031619  Achnatherum speciosum Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7110 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. 1241 Comment
  RSA0072317  Achnatherum speciosum Jim Andre 2014-5-18 28210 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  RSA778606  Achnatherum speciosum Jim Andre 2011-5-16 17185 San Bernardino Little San Bernardino Mountain, just north of Pioneertown along Pioneertown Road (north side) 6.1 miles NNW of Hwy. 62 (at Yucca Valley) 1239 Comment
  RSA0025253  Acmispon americanus var. americanus Duncan S. Bell 2012-9-8 4126 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  GMDRC6092  Acmispon argophyllus var. argophyllus J. M. Andre 2014-5-2 27685 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown 1209 Comment
  RSA0075590  Acmispon argophyllus var. argophyllus Jim Andre 2014-5-2 27685 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  UCR268213  Acmispon argophyllus var. argophyllus Jim Andre 2014-5-2 27685 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  GMDRC6087  Acmispon glaber var. brevialatus J. M. Andre 2014-5-2 27668 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown 1209 Comment
  GMDRC6361  Acmispon glaber var. brevialatus J. M. Andre 2014-5-8 29435 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1113 Comment
  RSA0047961  Acmispon glaber var. brevialatus Jim Andre 2014-5-2 27668 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  UCR267645  Acmispon glaber var. brevialatus Jim Andre 2014-5-8 29435 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  RSA0122887  Acmispon glaber var. glaber Duncan S. Bell 2016-4-19 9392 San Bernardino Southeastern end of the Bighorn Mountains; the southwestern slopes of Flat Top Mesa, just north of Pipes Wash. 1313 Comment
  SD233835  Acmispon rigidus A. C. Sanders, G. & L. Helmkamp 1995-4-30 16865 San Bernardino San Bernardino Mtns.: Burns canyon, 2.1 miles above Rimrock Rd, just below Burns Spring 1530 Comment
  RSA0055844  Acmispon strigosus Duncan S. Bell 2014-4-5 6568 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2 air miles southwest of Pioneertown, or about 1.75 air miles northeast of Chaparrosa Peak. 1315 Comment
  RSA0062586  Acmispon strigosus Duncan S. Bell 2014-4-28 6737 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  RSA0047438  Adenophyllum cooperi Duncan S. Bell 2010-5-21 1042 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA802101  Adenostoma fasciculatum Duncan S. Bell 2010-5-31 1176 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  UCR260188  Adenostoma fasciculatum Duncan S. Bell 2010-5-31 1176 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; c. 1.25 air mile southwest of Pioneertown, and c. 0.75 air mile north of Chaparrosa Spring 1249 Comment
  IRVC29739  Agrostis Mark A. Elvin 2006-10-23 5215 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  CAS-BOT-BC139242  Agrostis idahoensis Mark A. Elvin 2006-10-23 5221 San Bernardino Southern Mojave Desert, Little San Bernardino Mountains. Pipes Canyon Preserve. Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. 1379 Comment
  IRVC29750  Agrostis idahoensis Mark A. Elvin 2006-10-23 5221 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  CDA32188  Agrostis viridis Mark A. Elvin 2006-10-23 5215 San Bernardino Southern Mojave Desert; Little San Bernardino Mountains: Pipes Canyon Preserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Comment
  RSA0053712  Allium fimbriatum Duncan S. Bell 2010-5-21 1071 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  RSA643887  Allium fimbriatum A. C. Sanders, G. K. Helmkamp, L. Helmkamp 1995-4-30 16805 San Bernardino E San Bernardino Mts./ Mojave Desert: Rimrock, 4.1 mi. N of Pioneertown, along a dirt track W from Rimrock Rd., S of Burns Cyn. 1341 Comment
  UCR86677  Allium fimbriatum A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16805 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  VVC532  Allium fimbriatum A. C. Sanders 1995-4-30 16805 San Bernardino San Bernardino Mtns, Rimrock, 4.1 mi N of Pioneertown, dirt track W from Rimrock Road, S of Burns Canyon 1372 Comment
  CAS-BOT-BC469417  Allium fimbriatum var. fimbriatum A. C. Sanders; G. Helmkamp; L. Helmkamp 1995-4-30 16805 San Bernardino E San Bernardino Mountains, Mojave Desert: Rimrock, 4.1 miles N of Pioneertown, along dirt track W from Rimrock Rd., S of Burns Canyon 1376 Comment
  IRVC19106  Allium fimbriatum var. fimbriatum Gordon A. Marsh 1982-6-3 12 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  RSA0094587  Allium fimbriatum var. fimbriatum Duncan S. Bell, Andrew Chambers, Jacob B. Landis, Evan Meyer, Billy Sale 2015-4-2 7941 San Bernardino Collecting in the bouldery valley between Black Lava Butte and Flat Top Mesa, at the southeastern end of the Bighorn Mountains. 1291 Comment
  RSA0120542  Allium fimbriatum var. fimbriatum Duncan S. Bell 2016-4-17 9366 San Bernardino Pioneertown Mountains Preserve; collecting in a narrow meandering drainage to the north of Pipes Canyon. 1392 Comment
  RSA0121863  Allium fimbriatum var. fimbriatum Duncan S. Bell 2011-4-23 2354 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; along Water Canyon, approximately 0.7 air miles southeast of Chaparrosa Spring and approx. 1.7 air miles southwest of Pioneertown. 1227 Comment
  RSA479829  Allium fimbriatum var. fimbriatum Jeri Hirshberg s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  UCR233524  Allium fimbriatum var. fimbriatum Jim Andre 2011-5-16 17154 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR17008  Allium parishii Michael Nugent, J. R. Olson 1969-5-18 23 San Bernardino San Bernardino Mtns., 1.0 mi. up the eastern entrance to Burns Canyon Road. 1433 Comment
  RSA0050547  Amaranthus albus Duncan S. Bell 2014-10-14 7643 San Bernardino Sawtooth Mountains; Pioneertown Mountains Preserve; western section of the range, collecting in Sorrel Horse Canyon to the west of Pioneertown. 1300 Comment
  UCR274243  Amaranthus albus Duncan S. Bell 2014-10-14 7643 San Bernardino Sawtooth Mountains, Pioneertown Mountains Preserve, western section of the range, in Sorrel Horse Canyon to the west of Pioneertown 1300 Comment
  RSA0025255  Amaranthus fimbriatus Duncan S. Bell 2012-9-8 4125 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0054038  Amaranthus fimbriatus Duncan S. Bell 2014-10-14 7634 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; southwestern section of range, about 3 air miles southwest of Pioneertown. 1353 Comment
  RSA782032  Amaranthus fimbriatus Duncan S. Bell, Amanda Bell 2011-10-8 2975 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  SBBG56028  Amaranthus fimbriatus F. C. Vasek 1961-9-23 610923 -b San Bernardino Pipes Cyn Rd, ca. 4 mi from its jct with the main road (Old Woman Springs Rd) Comment
  UCR274230  Amaranthus fimbriatus Duncan S. Bell 2014-10-14 7634 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve, southwestern section of range, c. 3 air miles southwest of Pioneertown 1353 Comment
  UCR3776  Amaranthus fimbriatus Frank C. Vasek 1961-9-23 610923- 07 San Bernardino San Bernardino Mtns., Pipes Canyon Road, 4 mi from junction with Old Woman Spring Road 1220 Comment
  IRVC29738  Ambrosia acanthicarpa Mark A. Elvin 2006-10-23 5214 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  RSA0021315  Ambrosia acanthicarpa Duncan S. Bell 2010-11-26 2012 San Bernardino Sawtooth Mountains; Chaparrosa Spring, approximately 1.5 air miles southwest of Pioneertown. 1291 Comment
  RSA0025145  Ambrosia acanthicarpa Duncan S. Bell, Amanda Turek 2010-9-4 1917 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA778752  Ambrosia acanthicarpa J. Andre 2010-11-10 15468 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 2.6 miles N of Yucca Valley, west side of road 1135 Comment
  UCR236327  Ambrosia acanthicarpa Jim Andre 2010-11-10 15468 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  RSA0061222  Ambrosia salsola var. pentalepis J. Andre 2014-5-18 28209 San Bernardino Little San Bernardino Mountains; along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  UCR267844  Ambrosia salsola var. pentalepis Jim Andre 2014-5-18 28209 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  IRVC19155  Amsinckia tessellata Gordon A. Marsh 1982-4-15 24 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC29484  Amsinckia tessellata Mark A. Elvin 2006-4-1 4724 San Bernardino Pipes Canyon Preserve; N of Pioneertown Road; in hills near drainage. Southern Mojave Desert, Little San Bernardino Mtns 1250 Comment
  RSA0097531  Amsinckia tessellata Duncan S. Bell 2015-3-13 7834 San Bernardino Collecting in the valley between Black Lava Butte and Flat Top Mesa at the southeastern end of the Bighorn Mountains. 1205 Comment
  RSA511338  Amsinckia tessellata Jeri Hirshberg s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA774659  Amsinckia tessellata Duncan S. Bell, Donna Thomas 2011-5-20 2505 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  SEINET3084392 Image available Amsinckia tessellata Dennis Vander Ven 1968-4-20 s.n. San Bernardino From Pioneertown, go to Rimrock and past it just 5 mi. and noting red cabin to left, take immediate right to Mitchell's cabin, the last one, 2.3 miles in. To left of road 250 yds. farther. 1615 Comment
  UCR267647  Amsinckia tessellata var. tessellata Jim Andre 2014-5-8 29430 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  CLARK-A1656-815  Anisocoma acaulis Theo Glenn 1982-5-18 San Bernardino Pipes Canyon Comment
  IRVC19222  Anisocoma acaulis Gordon A. Marsh 1982-4-16 23 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley: NE corner. Little San Bernardino Mountains 1243 Comment
  IRVC27385  Anisocoma acaulis Mark A. Elvin 2005-3-23 4084 a San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SW corner; slope above Water Canyon Wash. Little San Bernardino Mountains, southern Mojave Desert 1128 Comment
  IRVC29434  Anisocoma acaulis Mark A. Elvin 2006-4-1 4700 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  RSA0022325  Anisocoma acaulis Duncan S. Bell 2011-4-23 2330 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0047900  Anisocoma acaulis Jim Andre 2014-5-18 28198 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  RSA0104057  Anisocoma acaulis Duncan S. Bell 2015-3-13 7804 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  RSA801848  Anisocoma acaulis Duncan S. Bell 2010-5-31 1213 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA0068341  Antheropeas wallacei J. M. Andre 2014-5-8 29410 San Bernardino Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0120993  Antirrhinum coulterianum Duncan S. Bell 2016-4-17 9364 San Bernardino Pioneertown Mountains Preserve; collecting in a narrow meandering drainage to the north of Pipes Canyon. 1392 Comment
  RSA774760  Arabis Duncan S. Bell, Donna Thomas 2011-5-20 2495 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  IRVC19272  Arabis dispar Gordon A. Marsh 1982-4-2 2 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE-facing slope. Little San Bernardino Mountains 1280 Comment
  RSA0011398  Arabis dispar Duncan S. Bell, Amanda Turek 2010-5-30 1145 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1.25 air miles northeast of Chaparrosa Peak. 1463 Comment
  RSA489146  Arabis dispar Maureen H. Pendleton 1988-3-30 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1188 Comment
  UCR59921  Arabis dispar Ed LaRue, S. Dougherty, S. J. Myers 1989-4-17 s.n. San Bernardino San Bernardino Mtns./Mojave Desert, 0.5 mi west of Bowden Flat, on a stream channel running through Burns Canyon, c. 1 mi SE of town of Rimrock. Pipes Road transverses the site 1341 Comment
  RSA0129315  Arabis perennans Duncan S. Bell 2011-4-23 2338 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  UCR269169  Arabis perennans Duncan S. Bell 2011-4-23 2338 San Bernardino San Bernardino Mtns/Mojave Desert, Sawtooth Mountains; in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring 1338 Comment
  IRVC19193  Arabis pulchra Gordon A. Marsh 1982-4-15 46 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; upper Railroad Canyon. Little San Bernardino Mountains 1079 Comment
  IRVC19224  Arabis pulchra Gordon A. Marsh 1982-4-16 2 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE corner. Little San Bernardino Mountains 1256 Comment
  IRVC19230  Arabis pulchra Gordon A. Marsh 1982-4-16 28 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains 1244 Comment
  IRVC19270  Arabis pulchra Gordon A. Marsh 1982-4-2 4 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE-facing slope. Little San Bernardino Mountains 1280 Comment
  IRVC29340  Arabis pulchra Mark A. Elvin 2006-4-1 4687 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  RSA0021718  Arabis pulchra Duncan S. Bell 2013-4-15 5804 San Bernardino Sawtooth Mountains; near the head of Sorrel Horse Canyon approximately 0.4 air mile west northwest of Chaparrosa Peak. 1558 Comment
  RSA0028112  Arabis pulchra Duncan S. Bell 2012-5-3 3577 San Bernardino Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown. 1575 Comment
  UCR175757  Arabis pulchra Mark A. Elvin 2006-4-1 4687 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  RSA0011399  Arabis pulchra var. gracilis Duncan S. Bell, Amanda Turek 2010-5-30 1146 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1.25 air miles northeast of Chaparrosa Peak. 1463 Comment
  RSA0020426  Arctostaphylos Duncan S. Bell 2013-8-22 5670 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  SEINET7249224  Arctostaphylos Duncan S. Bell 2013-1 5670 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  UC2031353  Arctostaphylos Duncan S. Bell 2013-8-22 5670 San Bernardino W side of Black Hill, approx. 1.5 air miles NW of Pioneertown. Comment
  UCR260181  Arctostaphylos Duncan S. Bell 2013-8-22 5670 San Bernardino Mojave Desert, west side of Black Hill, c. 1.5 air mi northwesty of Pioneertown 1359 Comment
  RSA0034097  Arctostaphylos glandulosa Naomi Fraga, Duncan S. Bell, Jessica Chu, Evan Meyer 2013-3-28 4232 San Bernardino Burns Canyon Road near the community of Rimrock. 1340 Comment
  GMDRC4872  Arctostaphylos glauca J. Andre 2010-11-1 15475 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 2.6 mi. N. of Yucca Valley, growing in rocky canyon (moist) on west side of road. 1135 Comment
  HSC25952  Arctostaphylos glauca Richard Spjut 1972-1-7 2112 San Bernardino Mojave Desert; ca. 3 miles N of Yucca Valley near Pioneer Town 1220 Comment
  RSA0025104  Arctostaphylos glauca Duncan S. Bell 2012-3-17 3166 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA229314  Arctostaphylos glauca J. F. Clovis 1971-2-18 1902 San Bernardino Pioneertown Road, 2-1 1189 Comment
  RSA229318  Arctostaphylos glauca J. F. Clovis 1971-2-18 1899 San Bernardino Pioneertown Road, 1-1 Comment
  RSA802012  Arctostaphylos glauca Duncan S. Bell, Amanda Turek 2010-5-30 1160 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1 air mile northeast of Chaparrosa Peak. 1499 Comment
  UCR236346  Arctostaphylos glauca Jim Andre 2010-11-10 15475 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  RSA479836  Arenaria macradenia Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5 miles NW of Pioneertown near Rimrock, 1.5 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA511570  Arenaria macradenia Ed LaRue, S. Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA788732  Arenaria macradenia Duncan S. Bell, Dorothy DeGennero, Dave Garry, John Katko, Robin Kobaly 2012-4-22 3477 San Bernardino Approximately 4.25 air miles north of Pioneertown, collecting in the valley between Black Lava Butte and Flat Top Mesa as part of the 2012 Buttes Bioblitz. 1224 Comment
  RSA0047437  Arenaria macradenia var. macradenia Duncan S. Bell 2014-4-25 6617 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0123185  Argemone munita Duncan S. Bell 2016-4-19 9400 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1190 Comment
  RSA0049558  Aristida purpurea var. parishii Jim Andre 2014-5-18 28195 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0122890  Aristida purpurea var. wrightii Duncan S. Bell 2016-4-18 9389 San Bernardino Sawtooth Mountains; northwestern section of range, approximately 3 air miles west northwest of Pioneertown, or about 1.5 air miles northeast of Chaparrosa Peak. 1476 Comment
  IRVC29751  Artemisia dracunculus Mark A. Elvin 2006-10-23 5222 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  RSA0025248  Artemisia dracunculus Duncan S. Bell 2012-9-8 4127 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0036324  Artemisia dracunculus Duncan S. Bell 2014-10-14 7622 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  RSA0050552  Artemisia dracunculus Duncan S. Bell 2014-10-14 7647 B San Bernardino Sawtooth Mountains; Pioneertown Mountains Preserve; western section of the range, collecting in Sorrel Horse Canyon to the west of Pioneertown. 1300 Comment
  UCR236331  Artemisia dracunculus Jim Andre 2010-11-10 15463 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  UCR274240  Artemisia dracunculus Duncan S. Bell 2014-10-14 7647 B San Bernardino Sawtooth Mountains, Pioneertown Mountains Preserve, western section of the range, in Sorrel Horse Canyon to the west of Pioneertown 1300 Comment
  RSA0036325  Artemisia ludoviciana subsp. albula Duncan S. Bell 2014-10-14 7623 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  UCR79283  Artemisia tridentata George K. Helmkamp 1993-9-12 23- 08 San Bernardino San Bernardino Mtns., edge of Burns Canyon 1375 Comment
  RSA0021715  Asclepias fascicularis Duncan S. Bell 2013-4-14 4796 San Bernardino Sawtooth Mountains; Water canyon, approximately 1.1 air miles southwest of Chaparrosa Spring. 1303 Comment
  RSA0036332  Asclepias fascicularis Duncan S. Bell 2014-10-14 7630 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; southwestern section of range, about 3 air miles southwest of Pioneertown. 1353 Comment
  UCR3703  Asclepias fascicularis Frank C. Vasek 1961-7-6 610706- 02 San Bernardino San Bernardino Mtns., Pipes Canyon Road 1 mi. from its junction with Pioneertown Road 1357 Comment
  RSA0062581  Astragalus acutirostris Duncan S. Bell 2014-4-25 6602 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA709106  Astragalus acutirostris A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16859 San Bernardino San Bernardino Mountains: Burns Canyon, 2.1 miles above Rimrock Rd., just below Burns Spring. 1530 Comment
  UCR274395  Astragalus acutirostris Duncan S. Bell 2014-4-25 6602 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  UCR75508  Astragalus bernardinus A. C. Sanders, Harry Spilman, and C. N. P. S. field trip 1993-4-24 13784 San Bernardino San Bernardino Mtns., east end of mtns., Pioneertown Rd at Short Rd, 3.3 mi. NW of Pioneertown between Sorrel Horse Canyon and Pipes Wash 1300 Comment
  RSA0047436  Astragalus coccineus Duncan S. Bell 2014-4-25 6618 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0122884  Astragalus didymocarpus var. didymocarpus Duncan S. Bell 2016-4-19 9395 San Bernardino Southeastern end of the Bighorn Mountains; the southwestern slopes of Flat Top Mesa, just north of Pipes Wash. 1313 Comment
  RSA512140  Astragalus douglasii Ed LaRue, Sharon Dougherty, Steve Myers 1989-4-17 s.n San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA787705  Astragalus douglasii Duncan S. Bell 2012-5-8 3623 San Bernardino Black Hill; approximately 1.25 air miles northwest of Pioneetown. 1270 Comment
  RSA799374  Astragalus douglasii Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4750 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 1.75 air miles southeast of Pioneertown, about 0.5 air mile southwest of where Pioneertown Road crosses Water Canyon. 1130 Comment
  RSA801861  Astragalus douglasii Duncan S. Bell 2010-5-31 1226 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  SEINET7924997 Image available Astragalus douglasii Duncan S. Bell 2012-1 3623 San Bernardino Black Hill; approximately 1.25 air miles northwest of Pioneertown. 1269 Comment
  IRVC29312  Astragalus douglasii var. parishii Mark A. Elvin 2006-4-1 4659 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  UCR121845  Astragalus douglasii var. parishii George K. Helmkamp, E. A. Helmkamp 2001-3-24 6324 San Bernardino East foothills, San Bernardino Mtns, Pioneertown Rd, 6.7 mi north of Calif. Hwy 62 in Yucc. Valley. 976 Comment
  UCR175751  Astragalus douglasii var. parishii Mark A. Elvin 2006-4-1 4659 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  IRVC29345  Astragalus gambelianus Mark A. Elvin 2006-4-1 4692 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC20278  Astragalus lentiginosus Gordon A. Marsh 1982-4-15 34 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  UCR26764  Astragalus lentiginosus var. variabilis George K. Helmkamp 1982-5-23 s.n. San Bernardino San Bernardino Mtns/ Mojave Desert, burn area where Pipes Canyon Road meets Pioneertown Road 1311 Comment
  CAS-BOT-BC194162  Astragalus palmeri Marcus E. Jones 1927-4-12 s.n. Riverside The Pipes, near Morongo Valley Comment
  GMDRC5026  Astragalus palmeri J. Andre 2011-5-16 17161 San Bernardino along Pioneertown Rd, 7.2 mi. NNW of Hwy 62 (at Yucca Valley) just east of Pipes Canyon, just west of Black Hil 1301 Comment
  UCR233518  Astragalus palmeri Jim Andre 2011-5-16 17161 A San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  OBI61089  Atriplex canescens P. A. Holden 1969-8-10 992 San Bernardino N of Pioneer town; 6 mi N of Yucca Valley Comment
  RSA0104540  Atriplex canescens Duncan S. Bell 2015-8-23 8634 San Bernardino The southeastern end of the Bighorn Mountains; collecting in the valley between Black Lava Butte and Flat Top Mesa. 1267 Comment
  UC1080587  Atriplex canescens E. K. Balls and P. C. Everett 1957-11-13 22807 San Bernardino 2.3 mi nw Pioneer Town (Big Bear to Baldwin Lake Road); nw of Pioneer Town 1249 Comment
  IRVC19128  Atriplex canescens subsp. canescens Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  IRVC19290  Atriplex canescens subsp. canescens Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19291  Atriplex canescens subsp. canescens Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  RSA125844  Atriplex canescens subsp. canescens E. K. Balls, P. C. Everett 1957-11-13 22807 San Bernardino 2.3 miles NW of Pioneer Town, Big Bear to Baldwin Lake road. Comment
  RSA0027694  Atriplex polycarpa Duncan S. Bell 2012-9-8 4133 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0031562  Avena fatua Duncan S. Bell 2011-4-23 2350 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0055850  Avena fatua Duncan S. Bell 2014-4-5 6561 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2.3 air miles south of Pioneertown, or about 1.5 air miles east of Chaparrosa Peak. 1336 Comment
  RSA0021874  Baccharis brachyphylla Duncan S. Bell 2013-8-22 5673 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  UC2031352  Baccharis brachyphylla Duncan S. Bell 2013-8-22 5673 San Bernardino W side of Black Hill, approx. 1.5 air miles NW of Pioneertown. Comment
  UCR260183  Baccharis brachyphylla Duncan S. Bell 2013-8-22 5673 San Bernardino Mojave Desert, west side of Black Hill, c. 1.5 air mi northwesty of Pioneertown 1359 Comment
  RSA0020274  Baccharis salicifolia Duncan S. Bell 2013-4-15 4808 San Bernardino Sawtooth Mountains; near the head of Sorrel Horse Canyon approximately 0.4 air mile west northwest of Chaparrosa Peak. 1558 Comment
  RSA0025251  Baccharis salicifolia Duncan S. Bell 2012-9-8 4130 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA787658  Baccharis salicifolia Duncan S. Bell 2012-5-8 3624 San Bernardino Black Hill; approximately 1.25 air miles northwest of Pioneetown. 1270 Comment
  CLARK-A1528-1634  Baccharis sergiloides John C. Roos 1947-8-2 3731 San Bernardino San Bernardino Mountains 1310 Comment
  HSC25966  Baccharis sergiloides Richard Spjut 1972-1-7 2114 San Bernardino Mojave Desert; ca. 3 miles N of Yucca Valley near Pioneer Town 1220 Comment
  OBI62116  Baccharis sergiloides P. A. Holden 1969-10-19 1024 San Bernardino 3 mi north of Yucca Valley alongside ofPioneertown Rd Comment
  RSA0025249  Baccharis sergiloides Duncan S. Bell 2012-9-8 4128 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0027521  Baccharis sergiloides Duncan S. Bell, Amanda Turek 2010-9-5 1940 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532 Comment
  RSA0036327  Baccharis sergiloides Duncan S. Bell 2014-10-14 7625 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  RSA0094794  Baccharis sergiloides Duncan S. Bell 2015-8-23 8641 San Bernardino The southeastern end of the Bighorn Mountains; collecting in the valley between Black Lava Butte and Flat Top Mesa. 1204 Comment
  RSA802118  Baccharis sergiloides Duncan S. Bell 2010-5-31 1175 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  UCR26077  Baccharis sergiloides John C. Roos 1947-8-2 3731 San Bernardino San Bernardino Mtns., North of Burns Wash, on the E slope of the mtns. 1315 Comment
  UCR269189  Baccharis sergiloides Duncan S. Bell, Amanda Turek 2010-9-5 1940 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chuparrosa Peak, about 3.5 miles west of Pioneertown 1532 Comment
  UCR272893  Baccharis sergiloides Duncan S. Bell 2015-8-23 8641 San Bernardino San Bernardino Mountains, southeastern end of the Bighorn Mountains, valley between Flat Top Mesa and Black Lava Butte 1204 Comment
  RSA0031625  Bahiopsis parishii Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7118 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. Near BLM road RC 1404. 1184 Comment
  RSA0122880  Baileya multiradiata Duncan S. Bell 2016-4-19 9399 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1190 Comment
  RSA511566  Baileya pleniradiata Ed LaRue, S. Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA0120227  Bebbia juncea Duncan S. Bell 2016-3-13 8919 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  RSA0038719  Boechera Duncan S. Bell 2014-4-25 6645 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  SD249174  Boechera Duncan S. Bell 2014-4-25 6645 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. A post burn area in volcanic hills, frwom Sawtooth Complex Fire of 2006. Comment
  UCR274470  Boechera Duncan S. Bell 2014-4-25 6645 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  RSA0124386  Boechera dispar Duncan S. Bell 2016-4-17 9338 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; northwestern section of the range, approximately 1.5 air miles east of Chaparrosa Peak. 1338 Comment
  RSA0094762  Boechera perennans Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31100 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley. 1148 Comment
  OBI2175  Boechera pulchra P. A. Holden 1969-5-12 822 San Bernardino On E slope 4 mi N of Yucca Valley on Pioneer Town rd Comment
  RSA0050374  Boechera pulchra var. gracilis Duncan S. Bell 2010-5-21 1060 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1305 Comment
  RSA0020272  Boechera xylopoda Duncan S. Bell 2013-4-15 4805 San Bernardino Sawtooth Mountains; near the head of Sorrel Horse Canyon approximately 0.4 air mile west northwest of Chaparrosa Peak. 1558 Comment
  RSA0028231  Bouteloua aristidoides Duncan S. Bell 2012-9-8 4120 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0036333  Bouteloua aristidoides Duncan S. Bell 2014-10-14 7631 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; southwestern section of range, about 3 air miles southwest of Pioneertown. 1353 Comment
  RSA0028230  Bouteloua barbata Duncan S. Bell 2012-9-8 4119 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  IRVC29330  Brassica geniculata Mark A. Elvin 2006-4-1 4677 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29732  Brickellia californica Mark A. Elvin 2006-10-23 5208 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  OBI2178  Brickellia californica P. A. Holden 1969-8-16 1001 San Bernardino 1 mi north of Pioneer Town and 6 mi N of Yucca Valley Comment
  CAS-BOT-BC149435  Bromus berteroanus A. C. Sanders; G. Helmkamp; L. Helmkamp 1995-4-30 16836 San Bernardino San Bernardino Mountains/Mojave Desert. Pioneertown Road, 1.9 mile north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pinoeertown, Water Canyon. 1125 Comment
  RSA0038705  Bromus berteroanus Duncan S. Bell 2014-4-25 6621 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0046576  Bromus berteroanus Duncan S. Bell 2014-4-25 6638 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0094757  Bromus berteroanus Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31093 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1140 Comment
  RSA774665  Bromus berteroanus Duncan S. Bell, Donna Thomas 2011-5-20 2499 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  RSA0121855  Bromus diandrus Duncan S. Bell 2011-4-23 2365 San Bernardino Sawtooth Mountains; approximately 0.7 air mile northwest of the intersection of Pioneertown Road and Water Canyon, and approximately 1 air mile southeast of Pioneertown. 1190 Comment
  RSA787659  Bromus diandrus Duncan S. Bell 2012-5-8 3626 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 0.75 air mile southeast of Chaparrosa Spring, or approximately 1.75 air miles southwest of Pioneertown. 1238 Comment
  RSA802119  Bromus diandrus Duncan S. Bell 2010-5-31 1177 B San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  UCR257218  Bromus diandrus Duncan S. Bell 2012-5-8 3626 San Bernardino Mojave Desert/San Bernardino Mtns., Sawtooth Mountains, along Water Canyon, c. 0.75 air mi. SE of Chaparrosa Sprong, or c. 1.75 air mi. SW of Pioneertown 1238 Comment
  SEINET3821908 Image available Bromus japonicus A. C. Sanders 2011-7-21 39849 San Bernardino San Bernardino Mtns, Big Bear Valley between Big Bear Lake (Hwy 18) and Moonridge, Rathbone Creek, 10 acre parcel between Moonridge Rd. and the golf course, east of Club View Dr. (Moonridge 7.5' Q) 2115 Comment
  RSA652809  Bromus rubens Colleen Callan 1992-4-25 20 Riverside Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1249 Comment
  RSA774759  Bromus rubens Duncan S. Bell, Donna Thomas 2011-5-20 2496 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  RSA802205  Bromus rubens Duncan S. Bell 2010-5-31 1191 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA774758  Bromus tectorum Duncan S. Bell, Donna Thomas 2011-5-20 2497 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  RSA802110  Bromus tectorum Duncan S. Bell 2010-5-31 1177 A San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA0097528  Bromus trinii Duncan S. Bell 2015-3-13 7838 San Bernardino Collecting in the valley between Black Lava Butte and Flat Top Mesa at the southeastern end of the Bighorn Mountains. 1205 Comment
  UCR86678  Bromus trinii A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16804 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  UCR86780  Bromus trinii A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16836 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  VVC556  Bromus trinii A. C. Sanders 1995-4-30 16804 San Bernardino San Bernardino Mtns, Rimrock, 4.1 mi N of Pioneertown, dirt track W from Rimrock Road, S of Burns Canyon 1372 Comment
  POM147975  Caesalpinia virgata Marcus E. Jones 1927-4-12 5 M-11-26 San Bernardino The Pipes, near Morongo Valley. Comment
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Sep 17 2011
  RSA0031564  Calandrinia ciliata Duncan S. Bell 2011-4-23 2347 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0042897  Calandrinia ciliata Duncan S. Bell 2014-4-5 6557 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2.3 air miles south of Pioneertown, or about 1.5 air miles east of Chaparrosa Peak. 1336 Comment
  RSA0067648  Calandrinia menziesii Jim Andre 2014-5-18 28181 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  CLARK-A1656-811  Calochortus kennedyi Theo Glenn 1982-5-18 San Bernardino Pioneertown Comment
  RSA0038665  Calochortus kennedyi Duncan S. Bell 2010-5-21 1037 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA774653  Calochortus kennedyi Duncan S. Bell, Donna Thomas 2011-5-20 2484 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  UCR17011  Calochortus kennedyi J. R. Olson 1969-5-18 14 San Bernardino San Bernardino Mtns./Southern Mojave Desert, 2 mi. north of Yucca Valley on Pioneertown Road, 150 m south of Curtis Road 1189 Comment
  RSA0070037  Calochortus kennedyi var. kennedyi Jim Andre 2014-5-2 27683 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  UCR233530  Calochortus kennedyi var. kennedyi Jim Andre 2011-5-16 17148 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  RSA0014920  Calycoseris parryi Duncan S. Bell 2013-4-14 4789 San Bernardino Sawtooth Mountains; Water canyon, approximately 1.1 air miles southwest of Chaparrosa Spring. 1303 Comment
  RSA0022324  Calycoseris parryi Duncan S. Bell 2011-4-23 2329 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0047429  Calycoseris parryi Duncan S. Bell 2014-4-25 6627 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0094378  Calycoseris parryi Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31088 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1140 Comment
  RSA802013  Calycoseris parryi Duncan S. Bell 2010-5-31 1162 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  UCR267819  Calycoseris parryi Jim Andre 2014-5-18 28186 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR274391  Calycoseris parryi Duncan S. Bell 2014-4-25 6627 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  IRVC19167  Calyptridium monandrum Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19227  Calyptridium monandrum Gordon A. Marsh 1982-4-16 7 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE corner. Little San Bernardino Mountains 1256 Comment
  IRVC29296  Calyptridium monandrum Mark A. Elvin 2006-4-1 4717 San Bernardino Pipes Canyon Preserve; N of Pioneertown Road; in hills near drainage. Southern Mojave Desert, Little San Bernardino Mtns 1250 Comment
  RSA0040156  Calyptridium monandrum Duncan S. Bell 2014-4-25 6615 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0097395  Calyptridium monandrum Duncan S. Bell 2015-3-13 7823 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  RSA0122883  Calyptridium monandrum Duncan S. Bell 2016-4-19 9396 San Bernardino Southeastern end of the Bighorn Mountains; the southwestern slopes of Flat Top Mesa, just north of Pipes Wash. 1313 Comment
  RSA0124295  Calyptridium monandrum Duncan S. Bell 2016-4-17 9343 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  UCR175746  Calyptridium monandrum Mark A. Elvin 2006-4-1 4717 San Bernardino S Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; north of Pioneertown Rd. in hills near the drainage 1250 Comment
  UCR267829  Calyptridium monandrum Jim Andre 2014-5-18 28181 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR272159  Calyptridium monandrum Duncan S. Bell 2015-3-13 7823 San Bernardino Western Mojave Desert, northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains 1154 Comment
  UCR274203  Calyptridium monandrum Duncan S. Bell 2010-5-21 1079 San Bernardino San Bernardino Mountains, Pioneertown Mountains Preserve, Sawtooth Mountains, just to the west of Chaparrosa Wash, c. 1.4 air miles southwest of Pioneertown 1281 Comment
  UCR86670  Calyptridium monandrum A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16819 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  IRVC29317  Camissonia bistorta Mark A. Elvin 2006-4-1 4664 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  RSA0046573  Camissonia californica Duncan S. Bell 2014-4-25 6649 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  IRVC29329  Camissonia campestris Mark A. Elvin 2006-4-1 4676 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  RSA0022314  Camissonia campestris Duncan S. Bell 2011-4-23 2319 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0034346  Camissonia campestris Jim Andre 2014-5-18 28205 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  RSA0038660  Camissonia campestris Duncan S. Bell 2010-5-21 1049 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1239 Comment
  SD248208  Camissonia campestris J. M. Andre 2014-4-10 29452 San Bernardino Near intersection of Pioneertown Rd and Pipes Cyn Rd., 3.4 miles north of Pioneertown. 1306 Comment
  UCR175549  Camissonia campestris Mark A. Elvin 2006-4-1 4676 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR267847  Camissonia campestris Jim Andre 2014-5-18 28205 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  UCR50771  Camissonia campestris Jeri Hirshberg 1988-5-4 s.n. San Bernardino Mojave Desert, c. 5 mi NW of Pioneertown near Rimrock, 1.5 to 2 mi NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road 1341 Comment
  UCR86660  Camissonia campestris A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16856 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  RSA0094601  Camissonia campestris subsp. campestris Duncan S. Bell, Andrew Chambers, Jacob B. Landis, Evan Meyer, Billy Sale 2015-4-2 7946 San Bernardino Collecting in the bouldery valley between Black Lava Butte and Flat Top Mesa, at the southeastern end of the Bighorn Mountains. 1291 Comment
  RSA479824  Camissonia campestris subsp. campestris Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  UCR233538  Camissonia campestris subsp. campestris Jim Andre 2011-5-16 17140 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  RSA0046571  Camissonia claviformis Duncan S. Bell 2014-4-25 6651 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  IRVC20280  Camissonia claviformis subsp. aurantiaca Gordon A. Marsh 1982-6-3 43 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  RSA511554  Camissonia claviformis subsp. claviformis Ed LaRue, Sharon Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  IRVC19298  Camissonia kernensis subsp. gilmanii Gordon A. Marsh 1982-6-3 61 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20306  Camissonia kernensis subsp. gilmanii Gordon A. Marsh 1982-6-3 41 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  RSA0022315  Camissonia pallida Duncan S. Bell 2011-4-23 2320 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0038718  Camissonia pallida Duncan S. Bell 2014-4-25 6646 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0050359  Camissonia pallida Duncan S. Bell 2010-5-21 1065 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1305 Comment
  RSA801851  Camissonia pallida Duncan S. Bell 2010-5-31 1216 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  SEINET1109558  Camissonia pallida A. C. Sanders, G. K. Kelmkamp, E. A. Helmkamp 1995-1 16851 San Bernardino Mojave Desert: Pioneertown Road, 1.9 mi. N of Yucca Valley (at Yucca Trail), 2.1 mi . S of Pioneertown, Water Canyon. 1125 Comment
  UCR157865  Camissonia pallida A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16851 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR157886  Camissonia pallida A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16830 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  UCR175617  Camissonia pallida Mark A. Elvin 2006-4-1 4664 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  IRVC29337  Camissonia pallida subsp. hallii Mark A. Elvin 2006-4-1 4684 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29473  Camissonia pallida subsp. hallii Mark A. Elvin 2006-4-1 4702 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  UCR102190  Camissonia pallida subsp. hallii Jeri Hirshberg 1988-5-4 s.n. San Bernardino Mojave Desert, c. 5 mi NW of Pioneertown near Rimrock, 1.5 to 2 mi NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road 1341 Comment
  RSA0028114  Camissonia pallida subsp. pallida Duncan S. Bell 2012-5-3 3579 San Bernardino Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown. 1575 Comment
  RSA774763  Camissonia pallida subsp. pallida Duncan S. Bell, Donna Thomas 2011-5-20 2492 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  RSA780671  Camissonia pallida subsp. pallida Jim Andre 2011-5-16 17141 San Bernardino Along Pioneertown Road, 7.2 miles NNW of Hwy. 62 (at Yucca Valley) just east of Pipes Canyon, just west of Black Hill. 1301 Comment
  RSA799365  Camissonia pallida subsp. pallida Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4740 San Bernardino Sawtooth Mountains; collecting in Water Canyon approximately 1.8 air miles southwest of Pioneertown and about 0.6 air mile south of Chaparrosa Spring. 1242 Comment
  UCR233537  Camissonia pallida subsp. pallida Jim Andre 2011-5-16 17141 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  SD167081  Camissoniopsis pallida A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16851 San Bernardino Mojave Desert: Pioneertown Road, 1.9 miles north of Yucca Valley, 2.1 miles south of Pioneertown, Water Canyon. 1125 Comment
  RSA0067632  Camissoniopsis pallida subsp. hallii Jim Andre 2014-5-2 27665 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  UCR267778  Camissoniopsis pallida subsp. hallii Jim Andre 2014-5-2 27665 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267807  Camissoniopsis pallida subsp. hallii Jim Andre 2014-5-8 29401 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  CAS-BOT-BC401077  Camissoniopsis pallida subsp. pallida Sarah J. De Groot; Cheryl Sevilla 2014-5-20 7124 San Bernardino Bighorn Mountains: Pipes Wash, off Pipes Canyon Road, northwest of Yucca Valley 1167 Comment
  GMDRC6169  Camissoniopsis pallida subsp. pallida J. M. Andre 2014-5-18 28169 San Bernardino Little San Bernardino Mountains: along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns 1221 Comment
  RSA0039764  Camissoniopsis pallida subsp. pallida Sarah J. De Groot, Cheryl S. Sevilla 2014-5-20 7124 San Bernardino Bighorn Mountains: Pipes Wash, off Pipes Canyon Road, northwest of Yucca Valley. 1167 Comment
  RSA0094866  Camissoniopsis pallida subsp. pallida Duncan S. Bell 2015-4-2 7949 San Bernardino The east side of Black Lava Butte, to the northwest of Flat Top Mesa, at the southeastern end of the Bighorn Mountains. 1318 Comment
  RSA0124293  Camissoniopsis pallida subsp. pallida Duncan S. Bell 2016-4-17 9339 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  SD245414  Camissoniopsis pallida subsp. pallida Sarah De Groot, Cheryl Sevilla 2014-5-20 7124 San Bernardino Bighorn Mountains: Pipes Wash, off Pipes Canyon Road, northwest of Yucca Valley. 1167 Comment
  UCR268212  Camissoniopsis pallida subsp. pallida Jim Andre 2014-5-18 28169 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR272186  Camissoniopsis pallida subsp. pallida Duncan S. Bell 2015-4-2 7949 San Bernardino San Bernardino Mountains, east side of Black Lava Butte, to the northwest of Flat Top Mesa, at the southeastern end of the Bighorn Mountains 1318 Comment
  RSA0031563  Carex douglasii Duncan S. Bell 2011-4-23 2349 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA799345  Carex douglasii Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4735 San Bernardino Sawtooth Mountains; Chaparrosa Spring; approximately 1.25 air mile southwest of Pioneertown. 1291 Comment
  IRVC29747  Castilleja Mark A. Elvin 2006-10-23 5218 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  JEPS32401  Castilleja angustifolia Ronald Basmajian 1956-3-26 26 San Bernardino 7 mi w Pipes Canyon jeep rd. jct. with Lucerne-29 Palms hwy. (Pipes Canyon jeeproad); Pipes Canyon 1828 Comment
  RSA0031465  Castilleja angustifolia Duncan S. Bell 2011-4-23 2332 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA509883  Castilleja angustifolia Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA512142  Castilleja angustifolia Ed LaRue, Sharon Douugherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  UCR19775  Castilleja angustifolia Carol Simon 1969-5-3 21 San Bernardino Mojave Desert/San Bernardino Mtns., near Pioneertown, north of Yucca Valley 1220 Comment
  CLARK-A1528-843  Castilleja chromosa Arthur Douglas 1969-5-4 22 San Bernardino Pioneertown| Pipes Wash 1280 Comment
  RSA0104051  Castilleja chromosa Duncan S. Bell 2015-3-13 7808 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  IRVC19218  Castilleja foliolosa Gordon A. Marsh 1982-4-16 16 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE corner. Little San Bernardino Mountains 1256 Comment
  RSA799371  Castilleja foliolosa Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4747 San Bernardino Sawtooth Mountains; collecting in Water Canyon approximately 1.8 air miles southwest of Pioneertown and about 0.6 air mile south of Chaparrosa Spring. 1242 Comment
  IRVC19161  Caulanthus cooperi Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19215  Caulanthus cooperi Gordon A. Marsh 1982-4-16 10 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE corner. Little San Bernardino Mountains 1256 Comment
  IRVC19248  Caulanthus cooperi Gordon A. Marsh 1982-4-15 27 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC20297  Caulanthus cooperi Gordon A. Marsh 1982-4-2 10 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; E central area. Little San Bernardino Mountains 1256 Comment
  RSA0031463  Caulanthus cooperi Duncan S. Bell 2011-4-23 2334 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0050355  Caulanthus cooperi Duncan S. Bell 2010-5-21 1061 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1305 Comment
  RSA0104096  Caulanthus cooperi Duncan S. Bell 2015-3-14 7848 San Bernardino The southeast side of Black Lava Butte, west of Flat Top Mesa, at the southeastern end of the Bighorn Mountains. 1338 Comment
  RSA0121076  Caulanthus cooperi Duncan S. Bell 2016-3-13 8912 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  RSA509871  Caulanthus cooperi Jeri Hirshberg 1988-5-3 s.n. San Bernardino Ca 5 mi NW of Pioneertown near Rimrock, 1.5 -2 miles NW of Pipes Canyon Rd between Gamma Gulch Rd & Roadrunner Rut Rd. 1341 Comment
  UCR272056  Caulanthus cooperi Duncan S. Bell 2015-3-14 7848 San Bernardino Western Mojave Desert, southeast side of Black Lava Butte, west of Flat Top Mesa, at the southeastern end of the Bighorn Mountains 1338 Comment
  RSA0121075  Caulanthus lasiophyllus Duncan S. Bell 2016-3-13 8913 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  RSA0121858  Caulanthus lasiophyllus Duncan S. Bell 2011-4-23 2362 San Bernardino Sawtooth Mountains; approximately 0.7 air mile northwest of the intersection of Pioneertown Road and Water Canyon, and approximately 1 air mile southeast of Pioneertown. 1190 Comment
  RSA0123340  Caulanthus lasiophyllus Duncan S. Bell 2016-4-18 9384 San Bernardino Sawtooth Mountains; northwestern section of range, approximately 3 air miles west northwest of Pioneertown, or about 1.5 air miles northeast of Chaparrosa Peak. 1476 Comment
  SBBG50746  Caulanthus major R. S. Woglum 1941-4-13 3099 a San Bernardino Pipes Cyn off Morongo Valley toward Mt San Gorgonio Comment
  CLARK-A1528-795  Ceanothus greggii subsp. vestitus Conrad Bahre 1970-5-2 San Bernardino Pioneertown 1371 Comment
  POM148122  Ceanothus greggii var. perplexans Marcus E. Jones 1927-4-12 s.n. San Bernardino The Pipes, near Morongo Valley. Comment
  RSA0028335  Ceanothus greggii var. perplexans Duncan S. Bell 2012-5-3 3585 San Bernardino Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown. 1575 Comment
  RSA0031459  Ceanothus greggii var. perplexans Duncan S. Bell 2011-4-23 2339 A San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  OBI2162  Ceanothus vestitus P. A. Holden 1969-5-13 841 San Bernardino Near Pioneer Town rd about 2 mi N of Yucca Valley Comment
  RSA0081761  Ceanothus vestitus Jim Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31108 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley. 1148 Comment
  UCR269062  Ceanothus vestitus Jim Andre, Tasha La Doux, J. M. Porter 2015-3-31 31108 San Bernardino Little San Bernardino Mountains, along dirt road in Water Canyon, 1.3 mi west of Pioneertown Road, c. 5 mi northwest of Yucca Valley 1148 Comment
  IRVC19125  Centaurium exaltatum Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  RSA787668  Centaurium exaltatum Duncan S. Bell 2012-5-8 3625 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 0.75 air mile southeast of Chaparrosa Spring, or approximately 1.75 air miles southwest of Pioneertown. 1238 Comment
  RSA0038666  Centrostegia thurberi Duncan S. Bell 2010-5-21 1038 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA0038717  Centrostegia thurberi Duncan S. Bell 2014-4-25 6647 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0050442  Centrostegia thurberi J. M. Andre 2014-5-8 29424 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA479827  Centrostegia thurberi Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5 miles NW of Pioneertown near Rimrock, 1.5 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA512144  Centrostegia thurberi Ed LaRue, Sharon Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mileW of Bowden Flat, on a stream channel that runs through Burns Canyon, ca. 1 mile SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA774656  Centrostegia thurberi Duncan S. Bell, Donna Thomas 2011-5-20 2481 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  SEINET8071641 Image available Centrostegia thurberi Jim Andre 2011-5-16 17177 San Bernardino Little San Bernardino Mountains; just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR233501  Centrostegia thurberi Jim Andre 2011-5-16 17177 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR267800  Centrostegia thurberi Jim Andre 2014-5-8 29424 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267845  Centrostegia thurberi Jim Andre 2014-5-18 28207 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  UCR274216  Centrostegia thurberi Duncan S. Bell 2010-5-21 1038 San Bernardino San Bernardino Mountains, Pioneertown Mountains Preserve, Sawtooth Mountains, Sorrel Horse Canyon, a short distance from Pioneertown Road 1243 Comment
  UCR274469  Centrostegia thurberi Duncan S. Bell 2014-4-25 6647 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  UCR50803  Centrostegia thurberi Jeri Hirshberg 1988-5-4 s.n. San Bernardino Mojave Desert, c. 5 mi NW of Pioneertown near Rimrock, 1.5 to 2 mi NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road 1341 Comment
  UCR86666  Centrostegia thurberi A. C. Sanders, E. A. Helmkamp, G. K. Helmkamp 1995-4-30 16829 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  UCR86812  Centrostegia thurberi A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16840 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  VVC400  Centrostegia thurberi A. C. Sanders 1995-4-30 16829 San Bernardino San Bernardino Mtns, Rimrock, 4.1 mi N of Pioneertown, dirt track W from Rimrock Road, S of Burns Canyon 1372 Comment
  UCR26753  Centrostegia thurberi subsp. thurberi George K. Helmkamp 1982-5-23 s.n. San Bernardino San Bernardino Mtns/ Mojave Desert, burn area where Pipes Canyon Road meets Pioneertown Road 1311 Comment
  RSA0031570  Cercocarpus betuloides Duncan S. Bell 2011-4-23 2340 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA656570  Cercocarpus betuloides James Henrickson 1998-4-19 22237 San Bernardino 7.5 miles NW of community of Yucca Valley on road NW of Pioneer Town [that] extends to Big Bear Lake about 6 miles NW of Pioneer Town in Burn's Canyon along roadway 1400 Comment
  RSA657312  Cercocarpus betuloides James Henrickson 1998-4-19 22234 San Bernardino Three miles NW of community of Yucca Valley on road to Pioneer Town. Comment
  RSA799363  Cercocarpus betuloides Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4738 San Bernardino Sawtooth Mountains; Chaparrosa Spring; approximately 1.25 air mile southwest of Pioneertown. 1291 Comment
  UCR146101  Cercocarpus betuloides James Henrickson 1998-4-19 22237 San Bernardino San Bernardino Mtns./Mojave Desert, 7.5 miles NW of community of Yucca Valley on road NW of Pioneer Town that extends to Big Bear Lake about 6 miles NW of Pioneer Town in Burn's Canyon along roadway 1400 Comment
  IRVC19132  Cercocarpus betuloides var. betuloides Gordon A. Marsh 1982-6-3 6 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19134  Cercocarpus betuloides var. betuloides Gordon A. Marsh 1982-6-3 5 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC27392  Cercocarpus betuloides var. betuloides Mark A. Elvin 2005-3-22 4082 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains, southern Mojave Desert 1235 Comment
  SBBG118455  Cercocarpus betuloides var. betuloides J. Henrickson 1998-4-19 22237 San Bernardino 7.5 mi NW of community of Yucca Valley on rd NW of Pioneer Town that extends to Big Bear Lake ca. 6 mi NW of Pioneer Town in Burn's Cyn 1400 Comment
  RSA0034099  Cercocarpus ledifolius Naomi S. Fraga, Duncan S. Bell, Jessica Chu, Evan Meyer 2013-3-28 4230 San Bernardino Burns Canyon Road near the community of Rimrock. 1340 Comment
  RSA0055846  Cercocarpus montanus var. glaber Duncan S. Bell 2014-4-5 6562 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2.3 air miles south of Pioneertown, or about 1.5 air miles east of Chaparrosa Peak. 1336 Comment
  IRVC20272  Chaenactis fremontii Gordon A. Marsh 1982-6-3 58 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20284  Chaenactis fremontii Gordon A. Marsh 1982-4-29 31 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  RSA0062555  Chaenactis fremontii Duncan S. Bell 2013-12-28 6095 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Water Canyon, about 0.75 air mile south of Chaparrosa Spring. 1268 Comment
  RSA802204  Chaenactis fremontii Duncan S. Bell 2010-5-31 1190 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  CAS-BOT-BC401072  Chaenactis stevioides Sarah J. De Groot; Cheryl Sevilla 2014-5-14 7109 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley 1241 Comment
  IRVC19323  Chaenactis stevioides Gordon A. Marsh 1982-6-3 31 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC29328  Chaenactis stevioides Mark A. Elvin 2006-4-1 4675 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29477  Chaenactis stevioides Mark A. Elvin 2006-4-1 4708 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  RSA0014919  Chaenactis stevioides Duncan S. Bell 2013-4-14 4788 San Bernardino Sawtooth Mountains; Water canyon, approximately 1.1 air miles southwest of Chaparrosa Spring. 1303 Comment
  RSA0034243  Chaenactis stevioides Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7109 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. 1241 Comment
  RSA0046569  Chaenactis stevioides Duncan S. Bell 2014-4-25 6653 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0047390  Chaenactis stevioides Duncan S. Bell 2010-5-21 1039 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA0068157  Chaenactis stevioides J. M. Andre 2014-5-8 29426 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0104088  Chaenactis stevioides Duncan S. Bell 2015-3-14 7851 San Bernardino The southeast side of Black Lava Butte, west of Flat Top Mesa, at the southeastern end of the Bighorn Mountains. 1338 Comment
  RSA774450  Chaenactis stevioides Duncan S. Bell, Donna Thomas 2011-5-20 2515 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  RSA802014  Chaenactis stevioides Duncan S. Bell 2010-5-31 1161 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  UCR175550  Chaenactis stevioides Mark A. Elvin 2006-4-1 4675 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR233531  Chaenactis stevioides Jim Andre 2011-5-16 17147 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR259820  Chaenactis stevioides Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7109 San Bernardino Bighorn Mountains, along Pipes Wash, south slope of hill between wash and Pipes Road, north of Pioneertown, east of Rimrock, northwest of Yucca Valley 1241 Comment
  UCR267809  Chaenactis stevioides Jim Andre 2014-5-8 29426 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR274468  Chaenactis stevioides Duncan S. Bell 2014-4-25 6653 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  UCR75510  Chaenactis stevioides A. C. Sanders, Harry Spilman, and C. N. P. S. field trip 1993-4-24 13785 San Bernardino San Bernardino Mtns., east end of mtns., Pioneertown Rd at Short Rd, 3.3 mi. NW of Pioneertown between Sorrel Horse Canyon and Pipes Wash 1300 Comment
  UCR86658  Chaenactis stevioides A. C. Sanders, G. Helmkamp & L. Helmkamp 1995-4-30 16854 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  RSA511339  Chaenactis stevioides var. stevioides Jeri Hirshberg 1988-5-3 s.n. San Bernardino Ca 5 mi NW of Pioneertown near Rimrock, 1.5 -2 miles NW of Pipes Canyon Rd between Gamma Gulch Rd & Roadrunner Rut Rd. 1341 Comment
  IRVC19094  Chaetopappa ericoides Gordon A. Marsh 1982-6-3 1 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19105  Chaetopappa ericoides Gordon A. Marsh 1982-6-3 13 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19108  Chaetopappa ericoides Gordon A. Marsh 1982-6-3 10 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC29742  Chamaesyce Mark A. Elvin 2006-10-23 5228 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  RSA0021872  Chamaesyce albomarginata Duncan S. Bell 2013-8-22 5669 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  RSA0022312  Chamaesyce albomarginata Duncan S. Bell 2011-4-23 2317 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0026021  Chamaesyce albomarginata Duncan S. Bell 2012-9-8 4138 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0027519  Chamaesyce albomarginata Duncan S. Bell, Amanda Turek 2010-9-5 1948 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532 Comment
  RSA0104089  Chamaesyce albomarginata Duncan S. Bell 2015-3-14 7854 San Bernardino The southeast side of Black Lava Butte, west of Flat Top Mesa, at the southeastern end of the Bighorn Mountains. 1338 Comment
  RSA509876  Chamaesyce albomarginata Jeri Hirshberg 1988-5-3 s.n. San Bernardino Ca 5 mi NW of Pioneertown near Rimrock, 1.5 -2 miles NW of Pipes Canyon Rd between Gamma Gulch Rd & Roadrunner Rut Rd. 1341 Comment
  RSA802107  Chamaesyce albomarginata Duncan S. Bell 2010-5-31 1183 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA811349  Chamaesyce albomarginata Duncan S. Bell, Amanda Turek 2010-9-4 1915 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0027849  Chamaesyce micromera Duncan S. Bell 2012-9-8 4123 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0050544  Chamaesyce serpillifolia Duncan S. Bell 2014-10-14 7640 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the western section of range. 1398 Comment
  RSA0027848  Chamaesyce setiloba Duncan S. Bell 2012-9-8 4122 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  IRVC19160  Cheilanthes covillei Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19223  Cheilanthes covillei Gordon A. Marsh 1982-4-16 1 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains 1254 Comment
  RSA0022307  Cheilanthes covillei Duncan S. Bell 2011-4-23 2311 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0025110  Cheilanthes covillei Duncan S. Bell 2012-3-17 3159 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA0050360  Cheilanthes covillei Duncan S. Bell 2010-5-21 1066 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1305 Comment
  RSA0055848  Cheilanthes covillei Duncan S. Bell 2014-4-5 6560 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2.3 air miles south of Pioneertown, or about 1.5 air miles east of Chaparrosa Peak. 1336 Comment
  RSA788734  Cheilanthes covillei Duncan S. Bell, Dorothy DeGennero, Dave Garry, John Katko, Robin Kobaly 2012-4-22 3475 San Bernardino Approximately 4.25 air miles north of Pioneertown, collecting in the valley between Black Lava Butte and Flat Top Mesa. 1224 Comment
  UCR269167  Cheilanthes covillei Duncan S. Bell 2011-4-23 2311 San Bernardino San Bernardino Mtns/Mojave Desert, Sawtooth Mountains; in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring 1338 Comment
  IRVC19170  Cheilanthes viscida Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  UCR50800  Cheilanthes viscida Jeri Hirshberg 1988-5-3 s.n. San Bernardino San Bernardino Mtns./Southern Mojave Desert, c. 5 mi NW of Pioneertown near Rimrock, 1.5 -2 mi NW of Pipes Canyon Rd between Gamma Gulch Rd & Roadrunner Rut Rd. 1341 Comment
  RSA0036326  Chenopodium berlandieri Duncan S. Bell 2014-10-14 7624 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  IRVC19253  Chenopodium californicum Gordon A. Marsh 1982-4-15 30 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC29476  Chenopodium californicum Mark A. Elvin 2006-4-1 4707 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  RSA0021300  Chenopodium californicum Duncan S. Bell 2013-4-14 4799 San Bernardino Sawtooth Mountains; Water Canyon, approximately 0.8 air mile southwest of Chaparrosa Spring. 1293 Comment
  RSA0038657  Chenopodium californicum Duncan S. Bell 2010-5-21 1046 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1239 Comment
  RSA479837  Chenopodium californicum Jeri Hirshberg s.n. San Bernardino Mojave Desert, ca. 5 miles NW of Pioneertown near Rimrock, 1.5 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA787667  Chenopodium californicum Duncan S. Bell 2012-5-8 3627 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 0.75 air mile southeast of Chaparrosa Spring, or approximately 1.75 air miles southwest of Pioneertown. 1238 Comment
  RSA788731  Chenopodium californicum Duncan S. Bell, Dorothy DeGennero, Dave Garry, John Katko, Robin Kobaly 2012-4-22 3478 San Bernardino Approximately 4.25 air miles north of Pioneertown, collecting in the valley between Black Lava Butte and Flat Top Mesa as part of the 2012 Buttes Bioblitz. 1224 Comment
  UCR260197  Chenopodium californicum Duncan S. Bell 2013-4-14 4799 San Bernardino Western Mojave Desert, Sawtooth Mountains, Water Canyon, c. 0.8 air mi southwest of Chaparrosa Spring 1293 Comment
  RSA0036330  Chenopodium fremontii Duncan S. Bell 2014-10-14 7628 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  RSA0050550  Chenopodium fremontii Duncan S. Bell 2014-10-14 7646 San Bernardino Sawtooth Mountains; Pioneertown Mountains Preserve; western section of the range, collecting in Sorrel Horse Canyon to the west of Pioneertown. 1300 Comment
  RSA0094425  Chenopodium fremontii Duncan S. Bell 2015-10-2 8705 San Bernardino An unnamed canyon on the Pioneertown Mountains Preserve between Pipes Canyon and Burns Canyon. 1366 Comment
  SD249189  Chenopodium fremontii Duncan S. Bell 2014-10-14 7646 San Bernardino Sawtooth Mountains; Pioneertown Mountains Preserve; western section of the range; Sorrel Horse Canyon to the west of Pioneertown. 1299 Comment
  UCR274242  Chenopodium fremontii Duncan S. Bell 2014-10-14 7646 San Bernardino Sawtooth Mountains, Pioneertown Mountains Preserve, western section of the range, in Sorrel Horse Canyon to the west of Pioneertown 1300 Comment
  RSA0024951  Chenopodium incanum Duncan S. Bell 2012-9-8 4131 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  UCR269192  Chenopodium incanum Duncan S. Bell 2012-9-8 4131 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains, in Water Canyon, about 2 miles south of Pioneertown 1160 Comment
  RSA0028227  Chilopsis linearis Duncan S. Bell, Amanda Turek 2010-9-4 1927 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  IRVC19120  Chilopsis linearis subsp. arcuata Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  IRVC19260  Chilopsis linearis subsp. arcuata Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  RSA0122727  Chorizanthe brevicornu Duncan S. Bell 2016-4-19 9409 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  RSA511334  Chorizanthe brevicornu Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5 miles NW of Pioneertown near Rimrock, 1.5 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  CLARK-A1528-731  Chorizanthe thurberi 1966-5-20 San Bernardino Comment
  IRVC19183  Chorizanthe thurberi Gordon A. Marsh 1982-4-29 5 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC20274  Chorizanthe thurberi Gordon A. Marsh 1982-6-3 60 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  RSA643891  Chorizanthe thurberi A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16829 San Bernardino E San Bernardino Mts./ Mojave Desert: Rimrock, 4.1 mi. N of Pioneertown, along a dirt track W from Rimrock Rd., S of Burns Cyn. 1341 Comment
  RSA509880  Chorizanthe watsonii Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5 miles NW of Pioneertown near Rimrock, 1.5 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA0014926  Chrysothamnus nauseosus Duncan S. Bell 2013-4-14 4795 San Bernardino Sawtooth Mountains; Water canyon, approximately 1.1 air miles southwest of Chaparrosa Spring. 1303 Comment
  POM68959  Chrysothamnus nauseosus subsp. mohavensis E. C. Jaeger, D. D. Keck 1925-10-3 247 San Bernardino The Pipes Wash near Morongo Valley. 1159 Comment
  CLARK-A1528-5612  Chrysothamnus paniculatus John C. Roos 1946-11-2 3152 San Bernardino Burn's Canyon 1219 Comment
  GMDRC4867  Chrysothamnus teretifolius J. Andre 2010-11-1 15469 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 2.6 mi. N. of Yucca Valley, growing in rocky canyon (moist) on west side of road. 1135 Comment
  RSA125846  Chrysothamnus teretifolius E. K. Balls, Percy C. Everett 1957-11-13 22805 San Bernardino 4.7 miles NW along road Yucca Valley to Pioneer Town. 1128 Comment
  RSA778753  Chrysothamnus teretifolius Jim Andre 2010-11-10 15469 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 2.6 miles N of Yucca Valley, west side of road 1135 Comment
  UCR79517  Chrysothamnus teretifolius George K. Helmkamp 1993-9-12 23- 10 San Bernardino San Bernardino Mtns., edge of Burns Canyon 1375 Comment
  OBI62225  Chrysothamnus viscidiflorus subsp. puberulus P. A. Holden 1969-10-12 1020 San Bernardino 3 mi N of Pioneertown and 8 mi N of Yucca Valley in Little san Bernardino Mtns Comment
  RSA0027525  Chrysothamnus viscidiflorus subsp. viscidiflorus Duncan S. Bell, Amanda Turek 2010-9-5 1944 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532 Comment
  UCR272059  Chylismia claviformis Duncan S. Bell 2015-3-13 7837 San Bernardino Western Mojave Desert, valley between Black Lava Butte and Flat Top Mesa at the southeastern end of the Bighorn Mountains 1205 Comment
  CAS-BOT-BC401074  Chylismia claviformis subsp. claviformis Sarah J. De Groot; Cheryl Sevilla 2014-5-14 7115 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. Near BLM road RC 1404 1184 Comment
  RSA0039927  Chylismia claviformis subsp. claviformis Sarah J. De Groot, Cheryl S. Sevilla 2014-5-14 7115 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. Near BLM road RC 1404. 1184 Comment
  SD245417  Chylismia claviformis subsp. claviformis Sarah De Groot, Cheryl Sevilla 2014-5-14 7115 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. Near BLM road RC 1404. 1184 Comment
  RSA0011396  Cirsium neomexicanum Duncan S. Bell, Amanda Turek 2010-5-30 1148 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1.25 air miles northeast of Chaparrosa Peak. 1463 Comment
  RSA0022311  Cistanthe monandra Duncan S. Bell 2011-4-23 2316 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0053750  Cistanthe monandra Duncan S. Bell 2010-5-21 1079 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  RSA0058214  Cistanthe monandra J. M. Andre 2014-5-8 29407 San Bernardino Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0067635  Cistanthe monandra Jim Andre 2014-5-2 27661 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0050373  Claytonia parviflora Duncan S. Bell 2010-5-21 1059 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1252 Comment
  UCR274226  Claytonia parviflora Duncan S. Bell 2010-5-21 1059 San Bernardino San Bernardino Mountains, Pioneertown Mountains Preserve, Sawtooth Mountains, an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash 1252 Comment
  IRVC29435  Claytonia parviflora subsp. utahensis Mark A. Elvin 2006-4-1 4705 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  RSA0122912  Claytonia parviflora subsp. utahensis Duncan S. Bell 2016-4-18 9378 San Bernardino Sawtooth Mountains; northwestern section of range, approximately 4 air miles west northwest of Pioneertown, or about 0.8 air mile north of Chaparrosa Peak. 1494 Comment
  RSA0054039  Clematis ligusticifolia Duncan S. Bell 2014-10-14 7636 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the western section of range. 1398 Comment
  RSA0094427  Clematis ligusticifolia Duncan S. Bell 2015-10-2 8703 San Bernardino An unnamed canyon on the Pioneertown Mountains Preserve between Pipes Canyon and Burns Canyon. 1366 Comment
  SD249273  Clematis ligusticifolia Duncan S. Bell 2014-10-14 7636 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in thewestern section of range. 1398 Comment
  UCR274228  Clematis ligusticifolia Duncan S. Bell 2014-10-14 7636 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve, a small spring in the western section of range 1398 Comment
  RSA512138  Cleome isomeris Ed LaRue, S. Dougherty, S. Meyers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  CAS-BOT-BC143471  Coleogyne ramosissima Nancy Ryan Zabriskie; Walter Zabriskie 1971-5-15 405 San Bernardino C. 2 mi. northwest of Pioneertown (n.w. of Yucca Valley) before Pipes Canyon Rd., Mojave Desert 1371 Comment
  CLARK-A1528-810  Coleogyne ramosissima Conrad Bahre 1970-5-2 San Bernardino Pioneertown 1371 Comment
  CLARK-A1528-973  Coleogyne ramosissima James R. Olson 1969-5-18 San Bernardino Yucca Valley 1188 Comment
  HSC47353  Coleogyne ramosissima Richard Spjut, C. E. Edson 1978-5-2 5006 San Bernardino Mojave Desert; Near Pioneer Town just N of Yucca Valley 1524 Comment
  IRVC19241  Coleogyne ramosissima Gordon A. Marsh 1982-4-16 31 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley: NE corner. Little San Bernardino Mountains 1243 Comment
  NY201221  Coleogyne ramosissima C. R. Annable 1995-3-14 2277 San Bernardino Near Flamingo Heights, Hondo St, 2.7km E of Hwy 247 Comment
  RSA0041526  Coleogyne ramosissima Duncan S. Bell 2014-4-25 6661 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0094380  Coleogyne ramosissima Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31083 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.4 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1135 Comment
  RSA657313  Coleogyne ramosissima James Henrickson 1998-4-19 22233 San Bernardino Three miles NW of community of Yucca Valley on road to Pioneer Town. Comment
  UCR17470  Coleogyne ramosissima N. R. Zabriskie, W. W. Zabriskie 1971-5-15 405 San Bernardino San Bernardino Mtns./Southern Mojave Desert, c. 2 mi NW of Pioneertown (NW of Yucca Valley) before Pipes Canyon Road 1372 Comment
  RSA0027535  Conyza canadensis Duncan S. Bell, Amanda Turek 2010-9-5 1935 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532 Comment
  RSA781931  Conyza canadensis Duncan S. Bell, Amanda Bell 2011-10-8 2966 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  UCR233969  Conyza canadensis Duncan S. Bell, Amanda Bell 2011-10-8 2966 San Bernardino Southcentral Mojave Desert, Sawtooth Mountains; c. 1.3 air miles SW of where Pioneertown Rd. crosses Chaparrosa Wash, c. 0.4 air mi. NW of Chaparrosa Spring 1281 Comment
  RSA0050551  Conyza canadensis var. canadensis Duncan S. Bell 2014-10-14 7647 A San Bernardino Sawtooth Mountains; Pioneertown Mountains Preserve; western section of the range, collecting in Sorrel Horse Canyon to the west of Pioneertown. 1300 Comment
  RSA0060798  Conyza canadensis var. canadensis Duncan S. Bell 2014-10-14 7618 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  CLARK-A1528-4196  Cordylanthus filifolius John C. Roos 1946-10-5 3111 San Bernardino Pipes Creek 1356 Comment
  UCR79295  Cordylanthus rigidus George K. Helmkamp 1993-9-12 23 13 San Bernardino San Bernardino Mtns., edge of Burns Canyon 1375 Comment
  RSA0027523  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Amanda Turek 2010-9-5 1942 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532 Comment
  RSA0028225  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Amanda Turek 2010-9-4 1925 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA567982B  Cordylanthus rigidus subsp. setiger George K. Helmkamp 1993-9-12 23 -13 San Bernardino Along the edge of Burns Canyon. 1372 Comment
  RSA782024  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Amanda Bell 2011-10-8 2967 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA798826  Cordylanthus rigidus subsp. setiger Duncan S. Bell 2012-10-8 4345 San Bernardino Sawtooth Mountains; Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring, or approximately 1.8 air miles southwest of where Water Canyon crosses Pioneertown Road. 1172 Comment
  UCR233950  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Amanda Bell 2011-10-8 2967 San Bernardino Southcentral Mojave Desert, Sawtooth Mountains; c. 1.3 air miles SW of where Pioneertown Rd. crosses Chaparrosa Wash, c. 0.4 air mi. NW of Chaparrosa Spring 1281 Comment
  UCR236347  Cordylanthus rigidus subsp. setiger Jim Andre 2010-11-10 15473 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  UCR24476  Cordylanthus rigidus subsp. setiger John C. Roos 1946-10-5 3111 San Bernardino San Bernardino Mtns, Pipes Creek, east slope of San Bernardino Mtns 1372 Comment
  UCR269185  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Amanda Turek 2010-9-4 1925 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown 1248 Comment
  UCR269190  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Amanda Turek 2010-9-5 1942 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chuparrosa Peak, about 3.5 miles west of Pioneertown 1532 Comment
  UCR157658  Coreopsis A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16850 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  IRVC29294  Coreopsis bigelovii Mark A. Elvin 2006-4-1 4716 San Bernardino Pipes Canyon Preserve; N of Pioneertown Road; in hills near drainage. Southern Mojave Desert, Little San Bernardino Mtns 1250 Comment
  RSA0022323  Coreopsis bigelovii Duncan S. Bell 2011-4-23 2328 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0028109  Coreopsis bigelovii Duncan S. Bell 2012-5-3 3574 San Bernardino Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown. 1575 Comment
  RSA0038664  Coreopsis bigelovii Duncan S. Bell 2010-5-21 1036 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA0103068  Coreopsis bigelovii Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31094 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1140 Comment
  RSA124202  Coreopsis bigelovii Percy C. Everett, E. K. Balls 1958-5-4 23098 San Bernardino 3.1 miles NW from yucca Valley on road to Pioneer Town 1098 Comment
  RSA124207  Coreopsis bigelovii Percy C. Everett, E. K. Balls 1958-5-4 23097 San Bernardino 3.1 miles NW from yucca Valley on road to Pioneer Town 1098 Comment
  RSA774755  Coreopsis bigelovii Duncan S. Bell, Donna Thomas 2011-5-20 2510 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  UC1080257  Coreopsis bigelovii P. C. Everett and E. K. Balls 1958-5-4 23097 San Bernardino 3.1 mi nw from Yucca Valley (on road to Pioneer Town) 1097 Comment
  UC1080258  Coreopsis bigelovii P. C. Everett and E. K. Balls 1958-5-4 23098 San Bernardino 3.1 mi nw from Yucca Valley (on road to Pioneer Town) 1097 Comment
  UCD142993  Coreopsis bigelovii E. K. Balls; P. C. Everett 1958-5-4 23097 San Bernardino 3.1 mile northwest from Yucca Valley on road to Pioneer Town. 1097 Comment
  UCD142994  Coreopsis bigelovii E. K. Balls; P. C. Everett 1958-5-4 23098 San Bernardino 3.1 mile northwest from Yucca Valley on road to Pioneer Town. 1097 Comment
  UCR175749  Coreopsis bigelovii Mark A. Elvin 2006-4-1 4716 San Bernardino S Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; north of Pioneertown Rd. in hills near the drainage 1250 Comment
  UCR233500  Coreopsis bigelovii Jim Andre 2011-5-16 17178 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR26767  Coreopsis californica George K. Helmkamp 1982-5-23 s.n. San Bernardino San Bernardino Mtns/ Mojave Desert, burn area where Pipes Canyon Road meets Pioneertown Road 1311 Comment
  CAS-BOT-BC287034  Coreopsis calliopsidea P. C. Everett; E. K. Balls 1958-5-4 23097 San Bernardino 3.1 miles NW from Yucca Valley on road to Pioneer Town 1097 Comment
  IRVC19140  Crossosoma bigelovii Gordon A. Marsh 1982-4-15 44 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  IRVC19187  Crossosoma bigelovii Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19216  Crossosoma bigelovii Gordon A. Marsh 1982-4-16 14 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE corner. Little San Bernardino Mountains 1256 Comment
  IRVC19582  Crossosoma bigelovii Sherman Lambert 1983-4-9 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; N boundary. Little San Bernardino Mountains Comment
  RSA0031569  Crossosoma bigelovii Duncan S. Bell 2011-4-23 2341 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA229328  Crossosoma bigelovii J. F. Clovis 1971-3-18 1718 San Bernardino Pioneertown Road 2. 1189 Comment
  RSA657311  Crossosoma bigelovii James Henrickson 1998-4-19 22235 San Bernardino Three miles NW of community of Yucca Valley on road to Pioneer Town. Comment
  SBBG118452  Crossosoma bigelovii J. Hendrickson 1998-4-19 22235 San Bernardino 3 mi NW of Yucca Valley on rd to Pioneer Town 1250 Comment
  UCR151253  Crossosoma bigelovii James Henrickson 1998-4-19 22235 San Bernardino Mojave Desert, Three miles NW of community of Yucca Valley on road to Pioneer Town 1189 Comment
  RSA0068164  Croton californicus J. M. Andre 2014-5-8 29442 San Bernardino Near intersection of Pioneertown Rd and Pipes Cyn Rd, 3.4 mi. north of Pioneertown. 1306 Comment
  UCR274827  Croton californicus Duncan S. Bell 2014-4-28 6741 San Bernardino Pioneertown Mountains Preserve, Pipes Wash, between Black Hill and Flat Top, c. 2.5 air miles north of Pioneertown 1184 Comment
  GMDRC6862  Cryptantha J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31086 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley 1140 Comment
  IRVC29332  Cryptantha Mark A. Elvin 2006-4-1 4678 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29334  Cryptantha Mark A. Elvin 2006-4-1 4681 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC20300  Cryptantha barbigera Gordon A. Marsh 1982-6-3 35 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  RSA0047434  Cryptantha barbigera Duncan S. Bell 2014-4-25 6622 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0069784  Cryptantha barbigera Duncan S. Bell 2013-12-28 6093 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Water Canyon, about 0.75 air mile south of Chaparrosa Spring. 1268 Comment
  RSA0097529  Cryptantha barbigera var. barbigera Duncan S. Bell 2015-3-13 7836 San Bernardino Collecting in the valley between Black Lava Butte and Flat Top Mesa at the southeastern end of the Bighorn Mountains. 1205 Comment
  UCR272164  Cryptantha barbigera var. barbigera Duncan S. Bell 2015-3-13 7836 San Bernardino Western Mojave Desert, valley between Black Lava Butte and Flat Top Mesa at the southeastern end of the Bighorn Mountains 1205 Comment
  GMDRC6866  Cryptantha barbigera var. fergusoniae J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31096 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley 1140 Comment
  RSA0055803  Cryptantha barbigera var. fergusoniae Duncan S. Bell 2014-4-5 6567 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2 air miles southwest of Pioneertown, or about 1.75 air miles northeast of Chaparrosa Peak. 1315 Comment
  RSA0067612  Cryptantha barbigera var. fergusoniae Jim Andre 2014-5-18 28170 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0075567  Cryptantha barbigera var. fergusoniae Jim Andre 2014-5-2 27675 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0094758  Cryptantha barbigera var. fergusoniae Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31096 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1140 Comment
  SD248755  Cryptantha barbigera var. fergusoniae J. M. Andre 2014-5-8 29418 San Bernardino NAD83; Little San Bernardino Mountains; Water Canyon, south of Pioneertown, 1.1 mile west of Pioneertown Rd, 3.5 miles NW of Yucca Valley. 1111 Comment
  UCR233534  Cryptantha barbigera var. fergusoniae Jim Andre 2011-5-16 17144 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR267350  Cryptantha barbigera var. fergusoniae Jim Andre 2014-5-8 29418 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267835  Cryptantha barbigera var. fergusoniae Jim Andre 2014-5-18 28170 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR274394  Cryptantha barbigera var. fergusoniae Duncan S. Bell 2014-4-25 6609 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  IRVC19096  Cryptantha circumscissa Gordon A. Marsh 1982-6-3 20 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC20269  Cryptantha circumscissa Gordon A. Marsh 1982-6-3 55 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC29315  Cryptantha circumscissa Mark A. Elvin 2006-4-1 4662 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  RSA0025183  Cryptantha circumscissa Duncan S. Bell 2011-4-23 2304 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0028119  Cryptantha circumscissa Duncan S. Bell 2012-5-3 3570 San Bernardino Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown. 1575 Comment
  RSA0053758  Cryptantha circumscissa Duncan S. Bell 2010-5-21 1091 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA0122889  Cryptantha circumscissa Duncan S. Bell 2016-4-18 9390 San Bernardino Sawtooth Mountains; northwestern section of range, approximately 3 air miles west northwest of Pioneertown, or about 1.5 air miles northeast of Chaparrosa Peak. 1476 Comment
  RSA479834  Cryptantha circumscissa Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5 mi NW of Pioneertown near Rimrock, 1.5 -2 miles NW of Pipes Canyon Rd between Gamma Gulch Rd and Roadrunner Rut Rd. 1341 Comment
  RSA512143  Cryptantha circumscissa Ed LaRue, S. Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site Comment
  UCR175754  Cryptantha circumscissa Mark A. Elvin 2006-4-1 4662 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR86674  Cryptantha circumscissa A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16809 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  VVC122  Cryptantha circumscissa A. C. Sanders 1995-4-30 16809 San Bernardino San Bernardino Mtns, Rimrock, 4.1 mi N of Pioneertown, dirt track W from Rimrock Road, S of Burns Canyon 1372 Comment
  UCR267818  Cryptantha circumscissa var. circumscissa Jim Andre 2014-5-8 29404 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267850  Cryptantha circumscissa var. circumscissa Jim Andre 2014-5-18 28202 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  IRVC19326  Cryptantha decipiens Gordon A. Marsh 1982-6-3 22 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  RSA0123190  Cryptantha decipiens Duncan S. Bell 2016-4-19 9404 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1203 Comment
  UCR157589  Cryptantha decipiens A. C. Sanders, E. A. Helmkamp, G. K. Helmkamp 1995-4-30 16818 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  UCR267797  Cryptantha decipiens Jim Andre 2014-5-8 29444 San Bernardino San Bernardino Mountains, Near intersection of Pioneertown Road and Pipes Canyon Road, 3.4 miles north of Pioneertown 1306 Comment
  IRVC19210  Cryptantha intermedia Gordon A. Marsh 1982-4-16 8 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE corner. Little San Bernardino Mountains 1256 Comment
  IRVC19576  Cryptantha intermedia Sherman Lambert 1983-4-9 8 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  RSA0011403  Cryptantha intermedia Duncan S. Bell, Amanda Turek 2010-5-30 1141 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1.25 air miles northeast of Chaparrosa Peak. 1463 Comment
  RSA0022310  Cryptantha intermedia Duncan S. Bell 2011-4-23 2315 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0036590  Cryptantha intermedia J. M. Andre 2014-5-8 29418 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0120604  Cryptantha intermedia Duncan S. Bell 2016-3-13 8916 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  RSA479817  Cryptantha intermedia Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5 mi NW of Pioneertown near Rimrock, 1.5 -2 miles NW of Pipes Canyon Rd between Gamma Gulch Rd and Roadrunner Rut Rd. 1341 Comment
  RSA780962  Cryptantha intermedia J. Andre 2011-5-16 17144 San Bernardino Along Pioneertown Road, 7.2 miles NNW of Hwy. 62 (at Yucca Valley) just east of Pipes Canyon, just west of Black Hill. 1301 Comment
  UCR16166  Cryptantha intermedia C. Bahre 1970-5-2 s.n. San Bernardino San Bernardino Mtns./Southern Mojave Desert, 1.5 mi. NW of Pioneertown 1372 Comment
  UCR50772  Cryptantha intermedia Jeri Hirshberg 1988-5-3 s.n. San Bernardino San Bernardino Mtns./Southern Mojave Desert, c. 5 mi NW of Pioneertown near Rimrock, 1.5 -2 mi NW of Pipes Canyon Rd between Gamma Gulch Rd & Roadrunner Rut Rd. 1341 Comment
  RSA0104940  Cryptantha micrantha Duncan S. Bell 2015-3-13 7816 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  RSA0120862  Cryptantha micrantha Duncan S. Bell 2016-4-17 9350 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  UC1080253  Cryptantha micrantha P. C. Everett and E. K. Balls 1958-5-4 23093 San Bernardino 3.8 mi nw Yucca Valley (along road to Pioneer Town) 1127 Comment
  UCR272157  Cryptantha micrantha Duncan S. Bell 2015-3-13 7816 San Bernardino Western Mojave Desert, northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains 1154 Comment
  GMDRC6355  Cryptantha micrantha var. lepida J. M. Andre 2014-5-8 29405 San Bernardino Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1113 Comment
  RSA0048773  Cryptantha micrantha var. lepida J. M. Andre 2014-5-8 29405 San Bernardino Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA124214  Cryptantha micrantha var. lepida Percy C. Everett, E. K. Balls 1958-5-4 23093 San Bernardino 3.8 miles NW of Yucca Valley along road to Pioneer Town 1128 Comment
  UCD119890  Cryptantha micrantha var. lepida P. C. Everett; E. K. Balls 1958-5-4 23093 San Bernardino 3.8 miles NW from Yucca Valley along road to Pioneer Town. 1127 Comment
  UCR267790  Cryptantha micrantha var. lepida Jim Andre 2014-5-8 29405 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR86673  Cryptantha micrantha var. lepida A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16811 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  UCR86811  Cryptantha micrantha var. lepida A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16841 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  IRVC19312  Cryptantha micrantha var. micrantha Gordon A. Marsh 1982-4-15 7 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19313  Cryptantha micrantha var. micrantha Gordon A. Marsh 1982-4-15 1 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19314  Cryptantha micrantha var. micrantha Gordon A. Marsh 1982-4-15 51 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; upper Railroad Canyon. Little San Bernardino Mountains 1079 Comment
  IRVC29314  Cryptantha micrantha var. micrantha Mark A. Elvin 2006-4-1 4661 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  UCR175753  Cryptantha micrantha var. micrantha Mark A. Elvin 2006-4-1 4661 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR157860  Cryptantha muricata A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16838 A San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  IRVC29492  Cryptantha nevadensis Mark A. Elvin 2006-4-1 4732 San Bernardino Pipes Canyon Preserve; N of Pioneertown Road; in hills near drainage. Southern Mojave Desert, Little San Bernardino Mtns 1250 Comment
  RSA0050365  Cryptantha nevadensis Duncan S. Bell 2010-5-21 1051 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1252 Comment
  RSA0040162  Cryptantha nevadensis var. nevadensis Duncan S. Bell 2014-4-25 6609 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0094588  Cryptantha nevadensis var. nevadensis Duncan S. Bell, Andrew Chambers, Jacob B. Landis, Evan Meyer, Billy Sale 2015-4-2 7945 San Bernardino Collecting in the bouldery valley between Black Lava Butte and Flat Top Mesa, at the southeastern end of the Bighorn Mountains. 1291 Comment
  RSA0104935  Cryptantha nevadensis var. nevadensis Duncan S. Bell 2015-3-13 7807 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  RSA0122728  Cryptantha nevadensis var. nevadensis Duncan S. Bell 2016-4-19 9410 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  UCR272154  Cryptantha nevadensis var. nevadensis Duncan S. Bell 2015-3-13 7807 San Bernardino Western Mojave Desert, northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains 1154 Comment
  GMDRC6359  Cryptantha oxygona J. M. Andre 2014-5-8 29421 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1113 Comment
  UCR157860B  Cryptantha oxygona A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16838 B San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR267351  Cryptantha oxygona Jim Andre 2014-5-8 29421 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  IRVC19102  Cryptantha pterocarya Gordon A. Marsh 1982-6-3 16 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19163  Cryptantha pterocarya Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  UC1080283  Cryptantha pterocarya P. C. Everett and E. K. Balls 1958-5-4 23092 San Bernardino 3.8 mi nw Yucca Valley (along road to Pioneer Town) 1127 Comment
  UCD120008  Cryptantha pterocarya P. C. Everett; E. K. Balls 1958-5-4 23092 San Bernardino 3.8 miles northwest from Yucca Valley along road to Pioneer Town. 1127 Comment
  VVC128  Cryptantha pterocarya A. C. Sanders 1995-4-30 16813 San Bernardino San Bernardino Mtns, Rimrock, 4.1 mi N of Pioneertown, dirt track W from Rimrock Road, S of Burns Canyon 1372 Comment
  RSA0021301  Cryptantha pterocarya var. cycloptera Duncan S. Bell 2013-4-14 4797 San Bernardino Sawtooth Mountains; Water Canyon, approximately 0.8 air mile southwest of Chaparrosa Spring. 1293 Comment
  RSA0028111  Cryptantha pterocarya var. cycloptera Duncan S. Bell 2012-5-3 3576 San Bernardino Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown. 1575 Comment
  RSA0120859  Cryptantha pterocarya var. cycloptera Duncan S. Bell 2016-4-17 9353 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0121073  Cryptantha pterocarya var. cycloptera Duncan S. Bell 2016-3-13 8915 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  RSA802111  Cryptantha pterocarya var. cycloptera Duncan S. Bell 2010-5-31 1187 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA802123  Cryptantha pterocarya var. cycloptera Duncan S. Bell 2010-5-31 1165 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA0040159  Cryptantha pterocarya var. pterocarya Duncan S. Bell 2014-4-25 6612 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0097534  Cryptantha pterocarya var. pterocarya Duncan S. Bell 2015-3-13 7830 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  RSA0104100  Cryptantha pterocarya var. pterocarya Duncan S. Bell 2015-3-13 7842 San Bernardino Collecting in the valley between Black Lava Butte and Flat Top Mesa at the southeastern end of the Bighorn Mountains. 1205 Comment
  RSA0122885  Cryptantha pterocarya var. pterocarya Duncan S. Bell 2016-4-19 9394 San Bernardino Southeastern end of the Bighorn Mountains; the southwestern slopes of Flat Top Mesa, just north of Pipes Wash. 1313 Comment
  RSA799373  Cryptantha pterocarya var. pterocarya Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4749 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 1.75 air miles southeast of Pioneertown, about 0.5 air mile southwest of where Pioneertown Road crosses Water Canyon. 1130 Comment
  UCR175762  Cryptantha pterocarya var. pterocarya Mark A. Elvin 2006-4-1 4723 San Bernardino S Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; north of Pioneertown Rd. in hills near the drainage 1250 Comment
  UCR175766  Cryptantha pterocarya var. pterocarya Mark A. Elvin 2006-4-1 4720 San Bernardino S Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; north of Pioneertown Rd. in hills near the drainage 1250 Comment
  UCR272163  Cryptantha pterocarya var. pterocarya Duncan S. Bell 2015-3-13 7830 San Bernardino Western Mojave Desert, northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains 1154 Comment
  UCR86672  Cryptantha pterocarya var. pterocarya A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16813 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  RSA0062584  Cryptantha pterocarya var. purpusii Duncan S. Bell 2014-4-28 6739 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  SD249165  Cryptantha pterocarya var. purpusii Duncan S. Bell 2014-4-28 6739 San Bernardino Pioneer Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  UC2031362  Cryptantha pterocarya var. purpusii Duncan S. Bell 2010-5-31 1165 San Bernardino Sawtooth Mountains; approximately 1.25 air miles SW of Pioneer town, and approx. 0.75 air miles N of Chaparrosa Spring. Comment
  UCR274778  Cryptantha pterocarya var. purpusii Duncan S. Bell 2014-4-28 6739 San Bernardino Pioneertown Mountains Preserve, Pipes Wash, between Black Hill and Flat Top, c. 2.5 air miles north of Pioneertown 1184 Comment
  RSA0046572  Cryptantha utahensis Duncan S. Bell 2014-4-25 6650 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0062585  Cryptantha utahensis Duncan S. Bell 2014-4-28 6738 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  RSA0081278  Cryptantha utahensis Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31109 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley. 1148 Comment
  RSA774445  Cuscuta californica Duncan S. Bell, Donna Thomas 2011-5-20 2520 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  CLARK-A1528-2613  Cuscuta indecora John C. Roos 1946-10-5 3109 San Bernardino San Bernardino Mountains 1356 Comment
  RSA0122733  Cuscuta indecora Duncan S. Bell 2016-4-19 9416 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  RSA40559  Cuscuta indecora J. C. Roos 1946-10-5 3109 San Bernardino The Pipes, east side of San Bernardino Mountains. 1357 Comment
  SEINET810126  Cuscuta indecora J. C. Roos 1946-1 3109 San Bernardino The Pipes, E. side of the San Bernardino Mountains, N. of Yucca Valley 1356 Comment
  UCR23689  Cuscuta indecora John C. Roos 1946-10-5 3109 San Bernardino San Bernardino Mtns./Southern Mojave Desert, The Pipes, a desert slope on the E side of the mountains, north of Yucca Valley. At mouth of canyon 1357 Comment
  RSA0047394  Cynodon dactylon Duncan S. Bell 2014-10-14 7612 San Bernardino Sawtooth Mountains; an unnamed drainage between Sorrel Horse Canyon and Chaparrosa Wash, to the west of Pioneertown. 1247 Comment
  RSA0050549  Datura wrightii Duncan S. Bell 2014-10-14 7645 San Bernardino Sawtooth Mountains; Pioneertown Mountains Preserve; western section of the range, collecting in Sorrel Horse Canyon to the west of Pioneertown. 1300 Comment
  RSA124216  Delphinium parishii Percy C. Everett, E. K. Balls 1958-5-4 23094 San Bernardino Joshua Tree Woodland; 3.8 mi. nw. from Yucca Valley along road to Pioneer Town. 1128 Comment
  RSA509881  Delphinium parishii Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA774657  Delphinium parishii Duncan S. Bell, Donna Thomas 2011-5-20 2480 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  UCD96218  Delphinium parishii P. C. Everett; E. K. Balls 1958-5-4 23094 San Bernardino 3.8 miles NW from Yucca Valley along road to Pioneer Town. 1127 Comment
  CAS-BOT-BC121339  Delphinium parishii subsp. parishii P. C. Everett; E. K. Balls 1958-5-4 23094 San Bernardino 3.8 miles NW from Yucca Valley along road to Pioneer Town. 1127 Comment
  IRVC19097  Delphinium parishii subsp. parishii Gordon A. Marsh 1982-6-3 19 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19185  Delphinium parishii subsp. parishii Gordon A. Marsh 1982-4-29 29 3 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  RSA0122734  Delphinium parishii subsp. parishii Duncan S. Bell 2016-4-19 9418 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  SD48494  Delphinium parishii subsp. parishii P. C. Everett, E. K. Balls 1958-5-4 23094 San Bernardino 3.8 mi. nw. from Yucca Valley along road to Pioneer Town 1128 Comment
  UC1080254  Delphinium parishii subsp. parishii P. C. Everett and E. K. Balls 1958-5-4 23094 San Bernardino along road to Pioneer Town 3.8 mi nw Yucca Valley 1127 Comment
  UCR267646  Delphinium parishii subsp. parishii Jim Andre 2014-5-8 29437 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  RSA0053747  Delphinium parryi Duncan S. Bell 2010-5-21 1077 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  IRVC29348  Descurainia pinnata Mark A. Elvin 2006-4-1 4695 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  UCR175546  Descurainia pinnata Mark A. Elvin 2006-4-1 4695 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  RSA0097390  Descurainia pinnata subsp. brachycarpa Duncan S. Bell 2015-3-13 7829 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  RSA0120544  Descurainia pinnata subsp. brachycarpa Duncan S. Bell 2016-4-17 9368 San Bernardino Pioneertown Mountains Preserve; collecting in a narrow meandering drainage to the north of Pipes Canyon. 1392 Comment
  RSA479820  Descurainia pinnata subsp. brachycarpa Jeri Hirshberg 1988-5-3 s.n. San Bernardino Ca 5 mi NW of Pioneertown near Rimrock, 1.5 -2 miles NW of Pipes Canyon Rd between Gamma Gulch Rd & Roadrunner Rut Rd. 1341 Comment
  RSA512147  Descurainia pinnata subsp. brachycarpa Ed LaRue, S. Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site Comment
  UCR272162  Descurainia pinnata subsp. brachycarpa Duncan S. Bell 2015-3-13 7829 San Bernardino Western Mojave Desert, northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains 1154 Comment
  IRVC19208  Descurainia pinnata subsp. glabra Gordon A. Marsh 1982-4-15 14 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  RSA0120858  Descurainia pinnata subsp. glabra Duncan S. Bell 2016-4-17 9354 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0120869  Descurainia pinnata subsp. glabra Duncan S. Bell 2016-4-17 9362 San Bernardino Pioneertown Mountains Preserve; collecting in a narrow meandering drainage to the north of Pipes Canyon. 1392 Comment
  RSA0120226  Descurainia pinnata subsp. intermedia Duncan S. Bell 2016-3-13 8920 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  IRVC27415  Descurainia sophia Mark A. Elvin 2005-3-23 4088 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE of campsite. Little San Bernardino Mountains, southern Mojave Desert 1250 Comment
  RSA0014924  Dichelostemma capitatum Duncan S. Bell 2013-4-14 4793 San Bernardino Sawtooth Mountains; Water canyon, approximately 1.1 air miles southwest of Chaparrosa Spring. 1303 Comment
  RSA0040157  Dichelostemma capitatum Duncan S. Bell 2014-4-25 6614 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA774767  Dichelostemma capitatum Duncan S. Bell, Donna Thomas 2011-5-20 2507 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  RSA802201  Dichelostemma capitatum Duncan S. Bell 2010-5-31 1192 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  IRVC19219  Dichelostemma capitatum subsp. capitatum Gordon A. Marsh 1982-4-16 17 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE corner. Little San Bernardino Mountains 1256 Comment
  IRVC29433  Dichelostemma pulchellum Mark A. Elvin 2006-4-1 4699 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  RSA0069785  Diplacus aurantiacus subsp. aurantiacus Duncan S. Bell 2013-12-28 6092 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Water Canyon, about 0.75 air mile south of Chaparrosa Spring. 1268 Comment
  RSA0094426  Distichlis spicata Duncan S. Bell 2015-10-2 8304 San Bernardino An unnamed canyon on the Pioneertown Mountains Preserve between Pipes Canyon and Burns Canyon. 1366 Comment
  UCR50797  Dudleya saxosa Jeri Hirshberg 1988-5-4 s.n. San Bernardino Mojave Desert, c. 5 mi NW of Pioneertown near Rimrock, 1.5 to 2 mi NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road 1341 Comment
  IRVC19558  Dudleya saxosa subsp. aloides Gordon A. Marsh 1982-6-3 2 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  RSA0028332  Dudleya saxosa subsp. aloides Duncan S. Bell 2012-5-3 3588 San Bernardino Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown. 1575 Comment
  RSA0053748  Dudleya saxosa subsp. aloides Duncan S. Bell 2010-5-21 1078 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  RSA0067651  Dudleya saxosa subsp. aloides Jim Andre 2014-5-18 28184 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  SD117619  Dudleya saxosa subsp. aloides James C. Dice 1985-6-2 610 San Bernardino Along road between Yucca Valley and Pioneertown, ca. 5.1 km north of Highway 62. 1175 Comment
  UCR267643  Dudleya saxosa subsp. aloides Jim Andre 2014-5-8 29434 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267821  Dudleya saxosa subsp. aloides Jim Andre 2014-5-18 28184 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR59922  Dudleya saxosa subsp. aloides Ed LaRue, S. Dougherty, S. J. Myers 1989-4-17 s.n. San Bernardino San Bernardino Mtns./Mojave Desert, 0.5 mi west of Bowden Flat, on a stream channel running through Burns Canyon, c. 1 mi SE of town of Rimrock. Pipes Road transverses the site 1341 Comment
  RSA507466  Dyssodia cooperi Kathy Harper 1988-5-15 s.n. San Bernardino Skyline Ranch Raod near Pioneer town. Comment
  RSA511567  Dyssodia cooperi Ed LaRue, S. Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  OBI2165  Echinocereus engelmannii P. A. Holden 1969-5-12 828 San Bernardino 4 mi N of Yucca Valley along Pioneer Town rd. Comment
  CAS-BOT-BC113306  Eleocharis parishii Mark A. Elvin 2006-10-23 5212 San Bernardino Pipes Canyon Preserve, Pipes Canyon, Pipes Creek, 1378 Comment
  IRVC29736  Eleocharis parishii Mark A. Elvin 2006-10-23 5212 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  RSA0038655  Elymus elymoides Duncan S. Bell 2010-5-21 1044 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA0046575  Elymus elymoides Duncan S. Bell 2014-4-25 6639 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0123191  Elymus elymoides Duncan S. Bell 2016-4-19 9403 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1203 Comment
  RSA489138  Elymus elymoides Jeri Hirshberg s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA512149  Elymus elymoides Ed LaRue, S. Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mileW of Bowden Flat, on a stream channel that runs through Burns Canyon, ca. 1 mile SE of town of Rimrock. Pipe's Road traverses site., (Near 34 deg 11'N, 116 deg 32'W.) Comment
  RSA774757  Elymus elymoides Duncan S. Bell, Donna Thomas 2011-5-20 2498 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  RSA0021308  Emmenanthe penduliflora Duncan S. Bell 2013-8-22 5668 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  RSA0067634  Emmenanthe penduliflora Jim Andre 2014-5-2 27663 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0097533  Emmenanthe penduliflora Duncan S. Bell 2015-3-13 7831 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  RSA799370  Emmenanthe penduliflora Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4746 San Bernardino Sawtooth Mountains; collecting in Water Canyon approximately 1.8 air miles southwest of Pioneertown and about 0.6 air mile south of Chaparrosa Spring. 1242 Comment
  RSA802203  Emmenanthe penduliflora Duncan S. Bell 2010-5-31 1189 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  UCR267784  Emmenanthe penduliflora Jim Andre 2014-5-2 27663 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  RSA0031624  Emmenanthe penduliflora var. penduliflora Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7116 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. Near BLM road RC 1404. 1184 Comment
  RSA0050446  Emmenanthe penduliflora var. penduliflora J. M. Andre 2014-5-8 29416 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  UCR233526  Emmenanthe penduliflora var. penduliflora Jim Andre 2011-5-16 17152 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR267839  Emmenanthe penduliflora var. penduliflora Jim Andre 2014-5-18 28189 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  RSA0121074  Encelia actoni Duncan S. Bell 2016-3-13 8911 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  RSA0121856  Encelia actoni Duncan S. Bell 2011-4-23 2364 San Bernardino Sawtooth Mountains; approximately 0.7 air mile northwest of the intersection of Pioneertown Road and Water Canyon, and approximately 1 air mile southeast of Pioneertown. 1190 Comment
  RSA774752  Encelia actoni Duncan S. Bell, Donna Thomas 2011-5-20 2513 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  IRVC19145  Ephedra californica Gordon A. Marsh 1982-4-15 53 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; upper Railroad Canyon. Little San Bernardino Mountains 1079 Comment
  NY70039  Ephedra californica G. D. Wallace 1967-4-29 726 San Bernardino North of Joshua Tree National Monument and town of Joshua Tree along road up Pipes Wash Comment
  RSA0025111  Ephedra californica Duncan S. Bell 2012-3-17 3162 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA0120870  Ephedra californica Duncan S. Bell 2016-4-17 9361 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA167540  Ephedra californica Robert F. Thorne 1964-5-3 34006 San Bernardino Pipes Wash, 5.2 miles N of Yucca Valley, Joshua Tree road. Comment
  RSA167602  Ephedra californica Robert F. Thorne 1964-5-3 34005 San Bernardino Pipes Wash, 5.2 miles N of Yucca Valley, Joshua Tree road. Comment
  SD60396  Ephedra californica Robert F. Thorne 1964-5-3 34005 San Bernardino Pipes Wash; 5.2 miles north of Yucca Valley, Joshua Tree road Comment
  UC1302450  Ephedra californica Robert F. Thorne 1964-5-3 34006 San Bernardino 5.2 mi n of Yucca Valley (Pipes Wash); Pipes Wash Comment
  NY43341  Ephedra nevadensis C. R. Annable 1995-3-14 2276 San Bernardino Near Flamingo Heights, Hondo St, 2.7km E of Hwy 247 Comment
  RSA0031566  Ephedra nevadensis Duncan S. Bell 2011-4-23 2344 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0047404  Ephedra nevadensis Duncan S. Bell 2014-4-25 6634 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0123338  Ephedra nevadensis Duncan S. Bell 2016-4-18 9382 San Bernardino Sawtooth Mountains; northwestern section of range, approximately 3 air miles west northwest of Pioneertown, or about 1.5 air miles northeast of Chaparrosa Peak. 1476 Comment
  RSA645416  Ephedra nevadensis A. C. Sanders, G. L. Helmkamp 1995-4-30 16872 San Bernardino San Bernardino Mountains: Burns Canyon, 2.1 miles above Rimrock Rd., just below Burns Spring. 1530 Comment
  RSA511563  Ephedra viridis Ed LaRue, Sharon Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site Comment
  IRVC28343  Epilobium canum Mark A. Elvin, Margie P. Elvin 2005-9-24 4569 San Bernardino About 1.5km S of Pioneertown along Pioneertown Road. Southern Mojave Desert, Little San Bernardino Mtns 1189 Comment
  IRVC28358  Epilobium canum Mark A. Elvin, Margie P. Elvin 2005-9-24 4570 San Bernardino About 1.5km S of Pioneertown along Pioneertown Road. Southern Mojave Desert, Little San Bernardino Mtns 1189 Comment
  JEPS117740  Epilobium canum Mark A. Elvin, Margie P. Elvin 2005-9-24 4569 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: About 1.5km S of Pioneertown along Pioneertown Rd. Comment
  RSA0027526  Epilobium canum Duncan S. Bell, Amanda Turek 2010-9-5 1945 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532 Comment
  RSA0027695  Epilobium canum Duncan S. Bell 2012-9-8 4135 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0050542  Epilobium canum Duncan S. Bell 2014-10-14 7637 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the western section of range. 1398 Comment
  SD220074  Epilobium canum Mark A. Elvin, Margie P. Elvin 2005-9-24 4569 San Bernardino Little San Bernardino Mountains, ca. 1.5 km south of Pioneertown along Pioneertow Road. 1189 Comment
  UCR169336  Epilobium canum Mark A. Elvin, Margie P. Elvin 2005-9-24 4570 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns, c. 1.5 km south of Pioneertown along Pioneertown Road 1189 Comment
  UCR169339  Epilobium canum Mark A. Elvin, Margie P. Elvin 2005-9-24 4569 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns, c. 1.5 km south of Pioneertown along Pioneertown Road 1189 Comment
  UCR23518  Epilobium canum John C. Roos 1946-10-5 3105 San Bernardino San Bernardino Mtns, Pipes Creek, east slope of San Bernardino Mtns 1372 Comment
  CAS-BOT-BC166374  Epilobium canum subsp. canum Mark A. Elvin; Margie P. Elvin 2005-9-24 4569 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: About 1.5k m S of Pioneertown along Pioneertown Road 1189 Comment
  IRVC29745  Epilobium canum subsp. latifolium Mark A. Elvin 2006-10-23 5225 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  OBI2180  Epilobium canum subsp. latifolium P. A. Holden 1969-8-10 991 San Bernardino Along Pioneer Town Rd about 4 mi N of Yucca Valley Comment
  OBI61093  Epilobium canum subsp. latifolium P. A. Holden 1969-8-10 991 San Bernardino 3 mi N of Yucca Valley along Pioneer Town rd Comment
  POM135851  Epilobium canum subsp. latifolium Marcus E. Jones 1927-4-12 s.n. San Bernardino The Pipes, near Morongo Valley. Comment
  RSA778749  Epilobium canum subsp. latifolium Jim Andre 2010-11-10 15462 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 2.6 miles N of Yucca Valley, west side of road. 1135 Comment
  UCR236332  Epilobium canum subsp. latifolium Jim Andre 2010-11-10 15462 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  IRVC29735  Epilobium ciliatum subsp. ciliatum Mark A. Elvin 2006-10-23 5211 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  CAS-BOT-BC57406  Equisetum laevigatum Mark A. Elvin 2006-10-23 5217 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Pipes Canyon, Pipes Creek, 1378 Comment
  IRVC29741  Equisetum laevigatum Mark A. Elvin 2006-10-23 5217 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  RSA0050543  Eragrostis mexicana Duncan S. Bell 2014-10-14 7638 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the western section of range. 1398 Comment
  RSA0050461  Eriastrum densifolium Sarah J. De Groot, Cheryl S. Sevilla 2014-7-7 7154 San Bernardino Bighorn Mountains area, Pipes Wash west of Highway 247, south of Flat Top Mesa, east-southeast of Hill 4485. 1183 Comment
  RSA0106926  Eriastrum densifolium subsp. austromontanum Duncan S. Bell 2010-5-31 1212 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  UCR17205  Eriastrum densifolium subsp. densifolium Frank C. Vasek 1978-7-6 s.n. San Bernardino San Bernardino Mtns./Southern Mojave Desert, below Flat Top on Pipes Canyon Road, c. 3 mi. west of junction with Old Woman Springs Road 1265 Comment
  CAS-BOT-BC465979  Eriastrum densifolium subsp. elongatum Sarah J. De Groot; Cheryl Sevilla 2014-7-7 7154 San Bernardino Bighorn Mountains area: Pipes Wash W of Hwy 247, S of Flat Top Mesa, ESE of HIll 4485 1183 Comment
  RSA0025146  Eriastrum densifolium subsp. elongatum Duncan S. Bell, Amanda Turek 2010-9-4 1918 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  UCR262841  Eriastrum densifolium subsp. elongatum Sarah J. De Groot, Cheryl Sevilla 2014-7-7 7154 San Bernardino West Mohave Desert, Bighorn Mountains, Pipes Wash west of Hwy 247, south of Flat Top Mesa, east-southeast of Hill 4485 1061 Comment
  IRVC19095  Eriastrum eremicum Gordon A. Marsh 1982-6-3 21 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19174  Eriastrum eremicum Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  IRVC28323  Eriastrum eremicum Mark A. Elvin, Margie P. Elvin 2005-9-24 4572 San Bernardino Pioneertown, SE of the jctn of Pioneertown Road and Ridgeline Road. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  RSA0025140  Eriastrum eremicum Duncan S. Bell, Amanda Turek 2010-9-4 1914 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  UCR269184  Eriastrum eremicum Duncan S. Bell, Amanda Turek 2010-9-4 1914 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown 1248 Comment
  RSA0011386  Eriastrum eremicum subsp. eremicum Duncan S. Bell 2010-5-31 1208 B San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA0034225  Eriastrum eremicum subsp. eremicum Sarah J. De Groot, Cheryl Sevilla 2014-5-20 7123 San Bernardino Bighorn Mountains: Pipes Wash, off Pipes Canyon Road, northwest of Yucca Valley. 1167 Comment
  RSA0053714  Eriastrum eremicum subsp. eremicum Duncan S. Bell 2010-5-21 1073 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  RSA0055811  Eriastrum eremicum subsp. eremicum Duncan S. Bell 2014-4-5 6569 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2 air miles southwest of Pioneertown, or about 1.75 air miles northeast of Chaparrosa Peak. 1315 Comment
  RSA0067608  Eriastrum eremicum subsp. eremicum Jim Andre 2014-5-18 28172 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0068159  Eriastrum eremicum subsp. eremicum J. M. Andre 2014-5-8 29431 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0070035  Eriastrum eremicum subsp. eremicum Jim Andre 2014-5-2 27680 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  UCR233523  Eriastrum eremicum subsp. eremicum Jim Andre 2011-5-16 17155 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR267360  Eriastrum eremicum subsp. eremicum Jim Andre 2014-5-8 29446 San Bernardino San Bernardino Mountains, Near intersection of Pioneertown Road and Pipes Canyon Road, 3.4 miles north of Pioneertown 1306 Comment
  RSA0011387  Eriastrum sparsiflorum Duncan S. Bell 2010-5-31 1208 A San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA0024955  Eriastrum sparsiflorum Duncan S. Bell 2011-4-23 2296 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0042889  Eriastrum sparsiflorum Duncan S. Bell 2014-4-5 6549 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2.3 air miles south of Pioneertown, or about 1.5 air miles east of Chaparrosa Peak. 1336 Comment
  RSA774751  Ericameria cooperi Duncan S. Bell, Donna Thomas 2011-5-20 2514 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  CAS-BOT-BC286805  Ericameria cuneata var. spathulata E. K. Balls; P. C. Everett 1957-11-13 22804 San Bernardino 4.7 mi. nw. on rd. Yucca Valley to Pioneer Town 1127 Comment
  POM68968  Ericameria cuneata var. spathulata E. C. Jaeger, D. D. Keck 1925-10-3 238 San Bernardino Pipes Wash near the Windmill near Morongo Valley 1098 Comment
  RSA0021314  Ericameria cuneata var. spathulata Duncan S. Bell 2010-11-26 2011 San Bernardino Sawtooth Mountains; Chaparrosa Spring, approximately 1.5 air miles southwest of Pioneertown. 1291 Comment
  RSA125847  Ericameria cuneata var. spathulata E. K. Balls, Percy C. Everett 1957-11-13 22804 San Bernardino 4.7 miles NW along road Yucca Valley to Pioneer Town. 1128 Comment
  SD48399  Ericameria cuneata var. spathulata E. K. Balls, P. C. Everett 1957-11-13 22804 San Bernardino 4.7 miles northwest on road from Yucca Valley to Pioneer Town. Comment
  UC1080586  Ericameria cuneata var. spathulata E. K. Balls and P. C. Everett 1957-11-13 22804 San Bernardino 4.7 mi nw on rd Yucca Valley to Pioneer Town (on dry rocky hills and on rocks); Joshua Tree Woodland Plant Community 1127 Comment
  CAS-BOT-BC401073  Ericameria linearifolia Sarah J. De Groot; Cheryl Sevilla 2014-5-14 7111 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley 1216 Comment
  HSC47352  Ericameria linearifolia Richard Spjut, C. E. Edson 1978-5-2 5005 San Bernardino Mojave Desert; Near Pioneer Town just N of Yucca Valley 1524 Comment
  IRVC19258  Ericameria linearifolia Gordon A. Marsh 1982-4-15 33 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon Wash. Little San Bernardino Mountains 1076 Comment
  IRVC19584  Ericameria linearifolia Sherman Lambert 1983-4-9 1 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  IRVC20298  Ericameria linearifolia Gordon A. Marsh 1982-6-3 36 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  OBI60994  Ericameria linearifolia P. A. Holden 1969-5-13 838 San Bernardino 5 mi N of Yucca Valley near Pioneer town Comment
  RSA0025106  Ericameria linearifolia Duncan S. Bell 2012-3-17 3164 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA0031567  Ericameria linearifolia Duncan S. Bell 2011-4-23 2343 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0031620  Ericameria linearifolia Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7111 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. 1216 Comment
  RSA0041523  Ericameria linearifolia Duncan S. Bell 2014-4-25 6658 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0047439  Ericameria linearifolia Duncan S. Bell 2010-5-21 1041 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  UCR121846  Ericameria linearifolia George K. Helmkamp, E. A. Helmkamp 2001-3-24 6323 San Bernardino East foothills, San Bernardino Mtns, Pipes Cyn Rd., 0.4 mi west of Pioneertown Rd., north of Yucca Valley. 1250 Comment
  UCR16714  Ericameria linearifolia Arthur Douglas 1969-5-4 21 San Bernardino San Bernardino Mtns./Southern Mojave Desert, near Pioneertown, 4 miles west of the east end of the Pipes Canyon Road 1280 Comment
  UCR259822  Ericameria linearifolia Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7111 San Bernardino Bighorn Mountains, along Pipes Wash, south slope of hill between wash and Pipes Road, north of Pioneertown, east of Rimrock, northwest of Yucca Valley 1216 Comment
  UCR274237  Ericameria nauseosa subsp. consimilis Duncan S. Bell 2014-10-14 7627 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve, a small spring in the southwestern section of range 1334 Comment
  RSA0094422  Ericameria nauseosa var. mohavensis Duncan S. Bell 2015-10-2 8708 San Bernardino An unnamed canyon on the Pioneertown Mountains Preserve between Pipes Canyon and Burns Canyon. 1366 Comment
  UC354509  Ericameria nauseosa var. mohavensis Jaeger and Keck 1925-10-3 San Bernardino near Morongo Valley; The Pipes Wash Comment
  RSA0036329  Ericameria nauseosa var. oreophila Duncan S. Bell 2014-10-14 7627 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  RSA0060793  Ericameria paniculata Duncan S. Bell 2014-10-14 7613 San Bernardino Sawtooth Mountains; an unnamed drainage between Sorrel Horse Canyon and Chaparrosa Wash, to the west of Pioneertown. 1247 Comment
  OBI2182  Ericameria teretifolia P. A. Holden 1969-9-21 1008 San Bernardino Just S of Pioneer town and about 4 mi N of Yucca Valley Comment
  OBI62219  Ericameria teretifolia P. A. Holden 1969-9-21 1008 San Bernardino 3 mi N of Yucca valley on Pioneer town rd Comment
  RSA0050545  Ericameria teretifolia Duncan S. Bell 2014-10-14 7641 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the western section of range. 1398 Comment
  SD48395  Ericameria teretifolia E. K. Balls, P. C. Everett 1957-11-13 22805 San Bernardino 4.7 miles northwest along road Yucca Valley to Pioneer Town. 1130 Comment
  UCR236326  Ericameria teretifolia Jim Andre 2010-11-10 15469 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  UCR274245  Ericameria teretifolia Duncan S. Bell 2014-10-14 7641 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve, a small spring in the western section of range 1398 Comment
  RSA0027522  Erigeron Duncan S. Bell, Amanda Turek 2010-9-5 1941 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532 Comment
  IRVC19100  Erigeron breweri var. covillei Gordon A. Marsh 1982-6-3 18 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  UCR274205  Erigeron canadensis Duncan S. Bell 2014-10-14 7618 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve, a small spring in the southwestern section of range 1334 Comment
  UCR274241  Erigeron canadensis Duncan S. Bell 2014-10-14 7647 A San Bernardino Sawtooth Mountains, Pioneertown Mountains Preserve, western section of the range, in Sorrel Horse Canyon to the west of Pioneertown 1300 Comment
  RSA0038658  Erigeron foliosus Duncan S. Bell 2010-5-21 1047 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1239 Comment
  RSA0060795  Erigeron foliosus Duncan S. Bell 2014-10-14 7615 San Bernardino Sawtooth Mountains; an unnamed drainage between Sorrel Horse Canyon and Chaparrosa Wash, to the west of Pioneertown. 1247 Comment
  RSA0062583  Erigeron foliosus Duncan S. Bell 2014-4-28 6740 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  RSA787660  Erigeron foliosus Duncan S. Bell 2012-5-8 3629 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 0.75 air mile southeast of Chaparrosa Spring, or approximately 1.75 air miles southwest of Pioneertown. 1238 Comment
  UCR233499  Erigeron foliosus Jim Andre 2011-5-16 17179 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR274826  Erigeron foliosus Duncan S. Bell 2014-4-28 6740 San Bernardino Pioneertown Mountains Preserve, Pipes Wash, between Black Hill and Flat Top, c. 2.5 air miles north of Pioneertown 1184 Comment
  RSA511326  Erigeron parishii Maureen H. Pendleton 1988-3-30 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1188 Comment
  RSA125845  Eriodictyon trichocalyx E. K. Balls, Percy C. Everett 1957-11-13 22806 San Bernardino 1.9 miles W of Pioneer Town, on road Yucca Valley to Baldwin Lake. 1250 Comment
  RSA802120  Eriodictyon trichocalyx Duncan S. Bell 2010-5-31 1168 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  UC1087302  Eriodictyon trichocalyx E. K. Balls and P. C. Everett 1957-11-13 22806 San Bernardino on road Yucca Valley to Baldwin Lake 1.9 mi w Pioneer Town; on road Yucca Valley to Baldwin Lake 1249 Comment
  UCR79298  Eriodictyon trichocalyx George K. Helmkamp 1993-9-12 993-23- 01 San Bernardino San Bernardino Mtns., edge of Burns Canyon 1375 Comment
  IRVC29478  Eriodictyon trichocalyx var. trichocalyx Mark A. Elvin 2006-4-1 4709 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  RSA0041879  Eriodictyon trichocalyx var. trichocalyx Jim Andre 2014-5-18 28179 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  SD248184  Eriodictyon trichocalyx var. trichocalyx J. M. Andre 2014-5-18 28179 San Bernardino Little San Bernardino Mountains; along Skyline Ranch Road (dirt), 0.8 mile ESE of Pioneertown, in Sqawtooth Mountains. Yucca Valley North 7.5'Q 1220 Comment
  GMDRC6086  Eriogonum angulosum J. M. Andre 2014-5-2 27660 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown 1209 Comment
  UCR267779  Eriogonum angulosum Jim Andre 2014-5-2 27660 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267840  Eriogonum angulosum Jim Andre 2014-5-18 28182 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  RSA0012206  Eriogonum apiculatum A. C. Sanders, Scott D. White, C. L. Sanders 1994-10-9 15823 San Bernardino Pipes Canyon, lower part of canyon from the gauging station upstream c. 1 mile 1357 Comment
  UCR176980  Eriogonum apiculatum A. C. Sanders, Scott D. White, C. L. Sanders 1994-10-9 15823 San Bernardino San Bernardino Mtns., Pipes Canyon, lower part of canyon from the gauging station upstream c. 1 mile 1402 Comment
  RSA0020463  Eriogonum baileyi Duncan S. Bell 2013-8-22 5672 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  RSA0025102  Eriogonum baileyi Duncan S. Bell, Amanda Turek 2010-9-4 1920 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  POM68961  Eriogonum baileyi var. baileyi E. C. Jaeger, D. D. Keck 1925-10-3 241 San Bernardino The Pipe's Wash near Morongo Valley 1220 Comment
  POM68962  Eriogonum baileyi var. baileyi E. C. Jaeger, D. D. Keck 1925-10-3 242 San Bernardino The Pipe's Wash near Morongo Valley 1220 Comment
  SEINET6328863  Eriogonum baileyi var. baileyi Lyle A. McGill 1976-8-17 LAM 1102 San Bernardino Pioneertown, arroyo N of town Comment
  UCR82891  Eriogonum brachyanthum A. C. Sanders, S. D. White, C. L. Sanders 1994-10-9 15822 San Bernardino San Bernardino Mtns., Pipes Canyon, lower part of canyon from the gauging station upstream c. 1 mile 1402 Comment
  RSA0027924  Eriogonum cithariforme var. agninum Duncan S. Bell, Amanda Turek 2010-9-4 1921 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0060799  Eriogonum cithariforme var. agninum Duncan S. Bell 2014-10-14 7621 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  RSA0094420  Eriogonum cithariforme var. agninum Duncan S. Bell 2015-10-2 8710 San Bernardino An unnamed canyon on the Pioneertown Mountains Preserve between Pipes Canyon and Burns Canyon. 1366 Comment
  GMDRC4869  Eriogonum davidsonii J. Andre 2010-11-1 15471 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 2.6 mi. N. of Yucca Valley, growing in rocky canyon (moist) on west side of road. 1135 Comment
  GMDRC6356  Eriogonum davidsonii J. M. Andre 2014-5-8 29412 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1113 Comment
  IRVC19304  Eriogonum davidsonii Gordon A. Marsh 1982-4-15 47 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon, wash edge. Little San Bernardino Mountains 1078 Comment
  IRVC20271  Eriogonum davidsonii Gordon A. Marsh 1982-6-3 57 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  RSA0021561  Eriogonum davidsonii Duncan S. Bell 2010-11-26 2007 San Bernardino Sawtooth Mountains; Chaparrosa Spring, approximately 1.5 air miles southwest of Pioneertown. 1291 Comment
  RSA0027850  Eriogonum davidsonii Duncan S. Bell 2012-9-8 4139 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0042895  Eriogonum davidsonii Duncan S. Bell 2014-4-5 6555 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2.3 air miles south of Pioneertown, or about 1.5 air miles east of Chaparrosa Peak. 1336 Comment
  RSA0047405  Eriogonum davidsonii Duncan S. Bell 2014-4-25 6635 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0050356  Eriogonum davidsonii Duncan S. Bell 2010-5-21 1062 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1305 Comment
  RSA0050370  Eriogonum davidsonii Duncan S. Bell 2010-5-21 1056 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1252 Comment
  RSA0055810  Eriogonum davidsonii Duncan S. Bell 2014-4-5 6570 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2 air miles southwest of Pioneertown, or about 1.75 air miles northeast of Chaparrosa Peak. 1315 Comment
  RSA0067644  Eriogonum davidsonii Jim Andre 2014-5-18 28176 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0075587  Eriogonum davidsonii Jim Andre 2014-5-2 27677 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0104539  Eriogonum davidsonii Duncan S. Bell 2015-8-23 8635 San Bernardino The southeastern end of the Bighorn Mountains; collecting in the valley between Black Lava Butte and Flat Top Mesa. 1267 Comment
  RSA511335  Eriogonum davidsonii Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5 miles NW of Pioneertown near Rimrock, 1.5 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA567428  Eriogonum davidsonii George K. Helmkamp 1993-9-12 23 -9 San Bernardino Along the edge of Burns Canyon. 1372 Comment
  RSA774649  Eriogonum davidsonii Duncan S. Bell, Donna Thomas 2011-5-20 2488 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  RSA778754  Eriogonum davidsonii Jim Andre 2010-11-10 15471 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 2.6 miles N of Yucca Valley, west side of road. 1135 Comment
  RSA782031  Eriogonum davidsonii Duncan S. Bell, Amanda Bell 2011-10-8 2974 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA802015  Eriogonum davidsonii Duncan S. Bell 2010-5-31 1163 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA802202  Eriogonum davidsonii Duncan S. Bell 2010-5-31 1188 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  SD143790  Eriogonum davidsonii Andy C. Sanders 1994-10-9 15821 San Bernardino San Bernardino Mountains; Pipes Canyon, lower part of cyn. from the gaging station upstream ca. 1 mile 1399 Comment
  UCR233528  Eriogonum davidsonii Jim Andre 2011-5-16 17150 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233963  Eriogonum davidsonii Duncan S. Bell, Amanda Bell 2011-10-8 2974 San Bernardino Southcentral Mojave Desert, Sawtooth Mountains; c. 1.3 air miles SW of where Pioneertown Rd. crosses Chaparrosa Wash, c. 0.4 air mi. NW of Chaparrosa Spring 1281 Comment
  UCR236349  Eriogonum davidsonii Jim Andre 2010-11-10 15471 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  UCR269193  Eriogonum davidsonii Duncan S. Bell 2012-9-8 4139 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains, in Water Canyon, about 2 miles south of Pioneertown 1160 Comment
  UCR274389  Eriogonum davidsonii Duncan S. Bell 2014-4-25 6635 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  UCR79297  Eriogonum davidsonii George K. Helmkamp 1993-9-12 23- 06 San Bernardino San Bernardino Mtns., edge of Burns Canyon 1375 Comment
  UCR82890  Eriogonum davidsonii A. C. Sanders, S. D. White, C. L. Sanders 1994-10-9 15821 San Bernardino San Bernardino Mtns., Pipes Canyon, lower part of canyon from the gauging station upstream c. 1 mile 1402 Comment
  IRVC19240  Eriogonum elongatum Gordon A. Marsh 1982-4-16 30 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains 1244 Comment
  RSA0025141  Eriogonum elongatum Duncan S. Bell, Amanda Turek 2010-9-4 1912 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0026023  Eriogonum elongatum Duncan S. Bell 2012-9-8 4141 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0060792  Eriogonum elongatum Duncan S. Bell 2014-10-14 7620 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  UCR269182  Eriogonum elongatum Duncan S. Bell, Amanda Turek 2010-9-4 1912 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown 1248 Comment
  GMDRC4870  Eriogonum elongatum var. elongatum J. Andre 2010-11-1 15472 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 2.6 mi. N. of Yucca Valley, growing in rocky canyon (moist) on west side of road. 1135 Comment
  RSA778755  Eriogonum elongatum var. elongatum Jim Andre 2010-11-10 15472 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 2.6 miles N of Yucca Valley, west side of road. 1135 Comment
  UCR236348  Eriogonum elongatum var. elongatum Jim Andre 2010-11-10 15472 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  RSA802005  Eriogonum fasciculatum Duncan S. Bell, Amanda Turek 2010-5-30 1153 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1 air mile northeast of Chaparrosa Peak. 1499 Comment
  IRVC19578  Eriogonum fasciculatum var. polifolium Sherman Lambert 1983-4-9 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  IRVC20275  Eriogonum fasciculatum var. polifolium Gordon A. Marsh 1982-6-3 60 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
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May 27 2008
  RSA0031622  Eriogonum fasciculatum var. polifolium Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7113 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. 1216 Comment
  UCR274209  Eriogonum gracile Duncan S. Bell 2014-10-14 7639 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve, a small spring in the western section of range 1398 Comment
  RSA0054036  Eriogonum gracile var. incultum Duncan S. Bell 2014-10-14 7639 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the western section of range. 1398 Comment
  SD249264  Eriogonum gracile var. incultum Duncan S. Bell 2014-10-14 7639 San Bernardino Sawtooth Mountain son the Pioneertown Mountains Preserve; collecting at a small spring in the western section of range. 1398 Comment
  RSA774658  Eriogonum inflatum Duncan S. Bell, Donna Thomas 2011-5-20 2506 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  IRVC28356  Eriogonum inflatum var. inflatum Mark A. Elvin, Andy C. Elvin, Katie Rose Elvin 2005-9-24 4576 San Bernardino Hills E of Chaparrosa Wash, about 1.7km E of Pioneertown, N of Skyline Ranch Road. Southern Mojave Desert 1159 Comment
  RSA0123339  Eriogonum inflatum var. inflatum Duncan S. Bell 2016-4-18 9383 San Bernardino Sawtooth Mountains; northwestern section of range, approximately 3 air miles west northwest of Pioneertown, or about 1.5 air miles northeast of Chaparrosa Peak. 1476 Comment
  RSA511556  Eriogonum inflatum var. inflatum Ed LaRue, Sharon Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  IRVC19101  Eriogonum maculatum Gordon A. Marsh 1982-6-3 17 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  RSA0021306  Eriogonum maculatum Duncan S. Bell 2013-8-22 5665 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  RSA0028228  Eriogonum maculatum Duncan S. Bell, Amanda Turek 2010-9-5 1928 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532 Comment
  RSA0031621  Eriogonum maculatum Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7112 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. 1216 Comment
  RSA0034347  Eriogonum maculatum Jim Andre 2014-5-18 28203 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  RSA0042896  Eriogonum maculatum Duncan S. Bell 2014-4-5 6556 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2.3 air miles south of Pioneertown, or about 1.5 air miles east of Chaparrosa Peak. 1336 Comment
  RSA0047402  Eriogonum maculatum Duncan S. Bell 2014-4-25 6632 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0094797  Eriogonum maculatum Duncan S. Bell 2015-8-23 8638 San Bernardino The southeastern end of the Bighorn Mountains; collecting in the valley between Black Lava Butte and Flat Top Mesa. 1267 Comment
  RSA0094867  Eriogonum maculatum Duncan S. Bell 2015-4-2 7948 San Bernardino The east side of Black Lava Butte, to the northwest of Flat Top Mesa, at the southeastern end of the Bighorn Mountains. 1318 Comment
  RSA511336  Eriogonum maculatum Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5 miles NW of Pioneertown near Rimrock, 1.5 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA774650  Eriogonum maculatum Duncan S. Bell, Donna Thomas 2011-5-20 2487 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  UCR233539  Eriogonum maculatum Jim Andre 2011-5-16 17139 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR260196  Eriogonum maculatum Duncan S. Bell 2013-8-22 5665 San Bernardino Mojave Desert, west side of Black Hill, c. 1.5 air mi northwesty of Pioneertown 1359 Comment
  UCR267798  Eriogonum maculatum Jim Andre 2014-5-8 29443 San Bernardino San Bernardino Mountains, Near intersection of Pioneertown Road and Pipes Canyon Road, 3.4 miles north of Pioneertown 1306 Comment
  UCR267849  Eriogonum maculatum Jim Andre 2014-5-18 28203 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  CLARK-A1528-743  Eriogonum molestum Charlotte Stocks 1966-6-15 San Bernardino Comment
  RSA0094796  Eriogonum nidularium Duncan S. Bell 2015-8-23 8639 San Bernardino The southeastern end of the Bighorn Mountains; collecting in the valley between Black Lava Butte and Flat Top Mesa. 1267 Comment
  RSA774766  Eriogonum nidularium Duncan S. Bell, Donna Thomas 2011-5-20 2489 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  RSA0021311  Eriogonum palmerianum Duncan S. Bell 2013-8-22 5666 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  RSA0047426  Eriogonum palmerianum Duncan S. Bell 2014-4-25 6631 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  IRVC19262  Eriogonum plumatella Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  POM68963  Eriogonum plumatella E. C. Jaeger, D. D. Keck 1925-10-3 240 San Bernardino The Pipe's Wash near Morongo Valley 1220 Comment
  RSA0025147  Eriogonum plumatella Duncan S. Bell, Amanda Turek 2010-9-4 1919 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0026022  Eriogonum plumatella Duncan S. Bell 2012-9-8 4140 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0104538  Eriogonum plumatella Duncan S. Bell 2015-8-23 8637 San Bernardino The southeastern end of the Bighorn Mountains; collecting in the valley between Black Lava Butte and Flat Top Mesa. 1267 Comment
  RSA567981  Eriogonum plumatella George K. Helmkamp 1993-9-12 23 -16 San Bernardino Along the edge of Burns Canyon. 1372 Comment
  RSA778751  Eriogonum plumatella Jim Andre 2010-11-10 15465 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 2.6 miles N of Yucca Valley, west side of road. 1135 Comment
  UC279704  Eriogonum plumatella Jaeger and Keck 1925-10-3 San Bernardino near Morongo Valley (The Pipes Wash); The Pipes Wash 1127 Comment
  UCR236329  Eriogonum plumatella Jim Andre 2010-11-10 15465 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  UCR24311  Eriogonum plumatella John C. Roos 1946-10-5 3108 San Bernardino San Bernardino Mtns., mouth of Pipes Creek, east slope of mtns 1311 Comment
  UCR79294  Eriogonum plumatella George K. Helmkamp 1993-9-12 23- 16 San Bernardino San Bernardino Mtns., edge of Burns Canyon 1375 Comment
  POM68964  Eriogonum plumatella var. jaegeri E. C. Jaeger, D. D. Keck 1925-10-3 239 San Bernardino The Pipe's Wash near Morongo Valley 1220 Comment
  IRVC19121  Eriogonum pusillum Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  IRVC19150  Eriogonum pusillum Gordon A. Marsh 1982-4-15 19 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon Wash. Little San Bernardino Mountains 1076 Comment
  IRVC19192  Eriogonum pusillum Gordon A. Marsh 1982-4-15 47 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon, wash edge. Little San Bernardino Mountains 1078 Comment
  IRVC20283  Eriogonum pusillum Gordon A. Marsh 1982-6-3 45 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  RSA0025327  Eriogonum pusillum Duncan S. Bell 2012-9-8 4142 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0047435  Eriogonum pusillum Duncan S. Bell 2014-4-25 6619 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0049560  Eriogonum pusillum Jim Andre 2014-5-18 28199 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  RSA0058213  Eriogonum pusillum J. M. Andre 2014-5-8 29406 San Bernardino Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0094377  Eriogonum pusillum Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31091 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1140 Comment
  RSA0097398  Eriogonum pusillum Duncan S. Bell 2015-3-13 7820 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  RSA0120864  Eriogonum pusillum Duncan S. Bell 2016-4-17 9348 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA511337  Eriogonum pusillum Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5 miles NW of Pioneertown near Rimrock, 1.5 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA512139  Eriogonum pusillum Ed LaRue, Sharon Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  UCR157471  Eriogonum pusillum A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16812 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  UCR157861  Eriogonum pusillum A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16848 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR233522  Eriogonum pusillum Jim Andre 2011-5-16 17156 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR267791  Eriogonum pusillum Jim Andre 2014-5-8 29406 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  RSA0028116  Eriogonum reniforme Duncan S. Bell 2012-5-3 3581 San Bernardino Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown. 1575 Comment
  CLARK-A1528-747  Eriogonum saxatile Charlotte Stocks 1966-5-15 San Bernardino Pioneertown Comment
  GMDRC6089  Eriogonum saxatile J. M. Andre 2014-5-2 27676 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown 1209 Comment
  IRVC27384  Eriogonum saxatile Mark A. Elvin 2005-3-23 4085 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SW corner; slope above Water Canyon Wash. Little San Bernardino Mountains, southern Mojave Desert 1128 Comment
  OBI2164  Eriogonum saxatile P. A. Holden 1969-5-12 821 San Bernardino 4 mi N of Yucca Valley along Pioneer Town Rd Comment
  OBI62126  Eriogonum saxatile P. A. Holden 1969-5-12 821 San Bernardino 3 mi N of Yucca Valley along Pioneer Town Rd Comment
  RSA0047428  Eriogonum saxatile Duncan S. Bell 2014-4-25 6628 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0050357  Eriogonum saxatile Duncan S. Bell 2010-5-21 1063 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1305 Comment
  RSA0078025  Eriogonum saxatile Jim Andre 2014-5-2 27676 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0122886  Eriogonum saxatile Duncan S. Bell 2016-4-19 9393 San Bernardino Southeastern end of the Bighorn Mountains; the southwestern slopes of Flat Top Mesa, just north of Pipes Wash. 1313 Comment
  RSA763953  Eriogonum saxatile P. A. Holden 1969-5-12 821 San Bernardino Near Pioneer Town Road some 3 miles north of Yucca Valley. Comment
  RSA802006  Eriogonum saxatile Duncan S. Bell, Amanda Turek 2010-5-30 1154 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1 air mile northeast of Chaparrosa Peak. 1499 Comment
  UCR267771  Eriogonum saxatile Jim Andre 2014-5-2 27676 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR274206  Eriogonum saxatile Duncan S. Bell 2010-5-21 1063 San Bernardino San Bernardino Mountains, Pioneertown Mountains Preserve, Sawtooth Mountains, an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash 1305 Comment
  UCR274390  Eriogonum saxatile Duncan S. Bell 2014-4-25 6628 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  RSA0027529  Eriogonum trichopes Duncan S. Bell, Amanda Turek 2010-9-5 1929 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532 Comment
  UCR26752  Eriogonum viridescens George K. Helmkamp 1982-5-23 s.n. San Bernardino San Bernardino Mtns/ Mojave Desert, burn area where Pipes Canyon Road meets Pioneertown Road 1311 Comment
  IRVC29338  Eriogonum wrightii Mark A. Elvin 2006-4-1 4685 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  RSA782034  Eriogonum wrightii Duncan S. Bell, Amanda Bell 2011-10-8 2977 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  UCR175755  Eriogonum wrightii Mark A. Elvin 2006-4-1 4685 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  JEPS117743  Eriogonum wrightii subsp. wrightii Mark A. Elvin, Margie P. Elvin, Andy C. Elvin, Katie Rose Elvin 2005-9-25 4578 San Bernardino Southern Mojave Desert, Little San Bernardino Mountains: E of Pioneertown along Skyline Ranch Road about 1.2k W of UC Burns Reserve. Comment
  POM68965  Eriogonum wrightii var. subscaposum E. C. Jaeger, D. D. Keck 1925-10-3 249 San Bernardino The Pipe's Wash near Morongo Valley 1220 Comment
  RSA0123337  Eriogonum wrightii var. subscaposum Duncan S. Bell 2016-4-18 9381 San Bernardino Sawtooth Mountains; northwestern section of range, approximately 4 air miles west northwest of Pioneertown, or about 0.8 air mile north of Chaparrosa Peak. 1494 Comment
  UC279703  Eriogonum wrightii var. subscaposum Jaeger and Keck 1925-10-3 San Bernardino near Morongo Valley; The Pipes Comment
  IRVC28353  Eriogonum wrightii var. wrightii Mark A. Elvin, Margie P. Elvin, Andy C. Elvin, Katie Rose Elvin 2005-9-25 4578 San Bernardino E of Pioneertown along Skyline Ranch Road about 1.2km W of UC Burns Reserve. Southern Mojave Desert, Little San Bernardino Mtns 1227 Comment
  RSA0047393  Eriogonum wrightii var. wrightii Duncan S. Bell 2014-10-14 7611 San Bernardino Sawtooth Mountains; an unnamed drainage between Sorrel Horse Canyon and Chaparrosa Wash, to the west of Pioneertown. 1247 Comment
  RSA0094419  Eriogonum wrightii var. wrightii Duncan S. Bell 2015-10-2 8711 San Bernardino An unnamed canyon on the Pioneertown Mountains Preserve between Pipes Canyon and Burns Canyon. 1366 Comment
  RSA713838  Eriogonum wrightii var. wrightii Mark A. Elvin, Margie P. Elvin, Katie Elvin, Andy Elvin 2005-9-25 4578 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns.: E of Pioneer town along skyline Ranch Road about 1.2 km W of UC Burns Reserve. 1227 Comment
  UCR169346  Eriogonum wrightii var. wrightii Mark A. Elvin, Margie P. Elvin, A. Elvin, K. Elvin 2005-9-25 4578 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns, east of Pioneertown along Skyline Ranch Road c. 1.2 km west of UC Burns Reserve 1227 Comment
  UCR274235  Eriogonum wrightii var. wrightii Duncan S. Bell 2014-10-14 7611 San Bernardino Sawtooth Mountains, an unnamed drainage between Sorrel Horse Canyon and Chaparrosa Wash, to the west of Pioneertown 1247 Comment
  RSA0038721  Eriophyllum confertiflorum Duncan S. Bell 2014-4-25 6643 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA511568  Eriophyllum confertiflorum Ed LaRue, S. Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA802211  Eriophyllum confertiflorum Duncan S. Bell 2010-5-31 1204 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  SD126656  Eriophyllum confertiflorum Ed LaRue, Sharon Dougherty & Steve Myers 1989-4-17 San Bernardino 0.5 miles west of Bowden Flat, on a stream channel that runs through Burns Canyon. Comment
  IRVC19136  Eriophyllum confertiflorum var. confertiflorum Gordon A. Marsh 1982-6-3 3 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  RSA0047348  Eriophyllum confertiflorum var. confertiflorum Jim Andre 2014-5-2 27674 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0068158  Eriophyllum confertiflorum var. confertiflorum J. M. Andre 2014-5-8 29428 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  SD248122  Eriophyllum confertiflorum var. confertiflorum J. M Andre 2014-5-2 27674 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 3.6 miles NW of Jct with Hwy 62 (Yucca Valley), about 0.5 miles S of Pioneertown, at foot of hills. Yucca Valley North 7.5'Q 1209 Comment
  UCR267772  Eriophyllum confertiflorum var. confertiflorum Jim Andre 2014-5-2 27674 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267811  Eriophyllum confertiflorum var. confertiflorum Jim Andre 2014-5-8 29428 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267838  Eriophyllum confertiflorum var. confertiflorum Jim Andre 2014-5-18 28190 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  IRVC29343  Eriophyllum pringlei Mark A. Elvin 2006-4-1 4690 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29481  Eriophyllum pringlei Mark A. Elvin 2006-4-1 4712 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  OBI2130  Eriophyllum pringlei P. A. Holden 1970-4-20 1101 San Bernardino Pipes Cyn 8 mi N of Yucca Valley Comment
  RSA0025182  Eriophyllum pringlei Duncan S. Bell 2011-4-23 2303 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA489137  Eriophyllum pringlei Jeri Hirshberg 1988-5-3 s.n. San Bernardino Ca 5 mi NW of Pioneertown near Rimrock, 1.5 -2 miles NW of Pipes Canyon Rd between Gamma Gulch Rd & Roadrunner Rut Rd. 1341 Comment
  UCR175541  Eriophyllum pringlei Mark A. Elvin 2006-4-1 4690 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR267813  Eriophyllum pringlei Jim Andre 2014-5-8 29450 San Bernardino San Bernardino Mountains, Near intersection of Pioneertown Road and Pipes Canyon Road, 3.4 miles north of Pioneertown 1306 Comment
  UCR86699  Eriophyllum pringlei A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16833 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  IRVC19194  Eriophyllum wallacei Gordon A. Marsh 1982-4-15 2 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19577  Eriophyllum wallacei Sherman Lambert 1983-4-9 7 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  IRVC29297  Eriophyllum wallacei Mark A. Elvin 2006-4-1 4718 San Bernardino Pipes Canyon Preserve; N of Pioneertown Road; in hills near drainage. Southern Mojave Desert, Little San Bernardino Mtns 1250 Comment
  IRVC29344  Eriophyllum wallacei Mark A. Elvin 2006-4-1 4691 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  RSA0097399  Eriophyllum wallacei Duncan S. Bell 2015-3-13 7819 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  RSA479830  Eriophyllum wallacei Jeri Hirshberg 1988-5-3 s.n. San Bernardino Ca 5 mi NW of Pioneertown near Rimrock, 1.5 -2 miles NW of Pipes Canyon Rd between Gamma Gulch Rd & Roadrunner Rut Rd. 1341 Comment
  RSA802105  Eriophyllum wallacei Duncan S. Bell 2010-5-31 1181 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  IRVC19274  Erodium cicutarium Gordon A. Marsh 1982-4-2 5 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; protected sandy draw [lower Railroad Canyon?]. Little San Bernardino Mountains 1152 Comment
  IRVC29313  Erodium cicutarium Mark A. Elvin 2006-4-1 4660 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  RSA0022313  Erodium cicutarium Duncan S. Bell 2011-4-23 2318 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA774660  Erodium cicutarium Duncan S. Bell, Donna Thomas 2011-5-20 2504 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  RSA802109  Erodium cicutarium Duncan S. Bell 2010-5-31 1184 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  UCR175752  Erodium cicutarium Mark A. Elvin 2006-4-1 4660 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  GMDRC6360  Eschscholzia androuxii J. M. Andre 2014-5-8 29422 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1113 Comment
  GMDRC6863  Eschscholzia androuxii J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31087 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley 1140 Comment
  JEPS122597  Eschscholzia androuxii J. M. Andre 2014-5-8 29422 San Bernardino Little San Bernardino Mountains; Water Canyon south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles NW of Yucca Valley (at Highway 61). Yucca Valley North 7.5' Q. Comment
  RSA0022957  Eschscholzia androuxii Duncan S. Bell 2010-5-31 1185 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA0047603  Eschscholzia androuxii Jim Andre 2014-5-18 28192 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0050443  Eschscholzia androuxii J. M. Andre 2014-5-8 29422 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0120225  Eschscholzia androuxii Duncan S. Bell 2016-3-13 8921 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  RSA0124387  Eschscholzia androuxii Duncan S. Bell 2016-4-17 9341 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  UCR267802  Eschscholzia androuxii Jim Andre 2014-5-8 29422 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR269080  Eschscholzia androuxii Jim Andre, Tasha La Doux, J. M. Porter 2015-3-31 31087 San Bernardino Little San Bernardino Mountains, along dirt road in Water Canyon, 0.5 mi west of Pioneertown Road, c. 4 mi northwest of Yucca Valley 1140 Comment
  UCR272158  Eschscholzia androuxii Duncan S. Bell 2015-3-13 7818 San Bernardino Western Mojave Desert, northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains 1154 Comment
  RSA0055802  Eschscholzia glyptosperma Duncan S. Bell 2014-4-5 6565 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2 air miles southwest of Pioneertown, or about 1.75 air miles northeast of Chaparrosa Peak. 1315 Comment
  CAS-BOT-BC422338  Eschscholzia minutiflora Sarah J. De Groot; Cheryl Sevilla 2014-5-14 7117 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. Near BLM road RC 1404. 1184 Comment
  IRVC19159  Eschscholzia minutiflora Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19228  Eschscholzia minutiflora Gordon A. Marsh 1982-4-16 26 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley: NE corner. Little San Bernardino Mountains 1243 Comment
  RSA0039926  Eschscholzia minutiflora Sarah J. De Groot, Cheryl S. Sevilla 2014-5-14 7117 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. Near BLM road RC 1404. 1184 Comment
  RSA0047580  Eschscholzia minutiflora Jim Andre 2014-5-2 27662 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0123192  Eschscholzia minutiflora Duncan S. Bell 2016-4-19 9402 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1203 Comment
  RSA511332  Eschscholzia minutiflora Jeri Hirshberg 1988-5-3 s.n. San Bernardino Ca 5 mi NW of Pioneertown near Rimrock, 1.5 -2 miles NW of Pipes Canyon Rd between Gamma Gulch Rd and Roadrunner Rut Rd. 1341 Comment
  RSA652810  Eschscholzia minutiflora Colleen Callan 1992-5-2 18 Riverside Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1250 Comment
  RSA774448  Eschscholzia minutiflora Duncan S. Bell, Donna Thomas 2011-5-20 2517 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  SD245421  Eschscholzia minutiflora Sarah De Groot, Cheryl Sevilla 2014-5-14 7117 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. Near BLM road RC 1404. 1184 Comment
  SD248217  Eschscholzia minutiflora J. M. Andre 2014-5-2 27662 San Bernardino Little San Bernardino Mountains; along Pioneertown Rd., 3.6 miles NW of Jct with Hwy 62 (Yucca Valley), ca. 0.5 mile south of Pioneertown. 1209 Comment
  UCR267786  Eschscholzia minutiflora Jim Andre 2014-5-2 27662 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267833  Eschscholzia minutiflora Jim Andre 2014-5-18 28173 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  RSA511333  Eschscholzia minutiflora subsp. minutiflora Jeri Hirshberg 1988-5-3 s.n. San Bernardino Ca 5 mi NW of Pioneertown near Rimrock, 1.5 -2 miles NW of Pipes Canyon Rd between Gamma Gulch Rd and Roadrunner Rut Rd. 1341 Comment
  IRVC19104  Eschscholzia parishii Gordon A. Marsh 1982-6-3 14 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19148  Eschscholzia parishii Gordon A. Marsh 1982-4-15 17 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon Wash. Little San Bernardino Mountains 1076 Comment
  IRVC19250  Eschscholzia parishii Gordon A. Marsh 1982-4-15 28 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  RSA0022318  Eschscholzia parishii Duncan S. Bell 2011-4-23 2323 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0028113  Eschscholzia parishii Duncan S. Bell 2012-5-3 3578 San Bernardino Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown. 1575 Comment
  RSA0050358  Eschscholzia parishii Duncan S. Bell 2010-5-21 1064 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1305 Comment
  UCR269172  Eschscholzia parishii Duncan S. Bell 2012-5-3 3578 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown 1575 Comment
  RSA0120865  Eucrypta chrysanthemifolia Duncan S. Bell 2016-4-17 9347 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0038724  Eucrypta chrysanthemifolia var. bipinnatifida Duncan S. Bell 2014-4-25 6640 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  UCR272053  Eucrypta chrysanthemifolia var. bipinnatifida Duncan S. Bell 2015-3-13 7841 San Bernardino Western Mojave Desert, valley between Black Lava Butte and Flat Top Mesa at the southeastern end of the Bighorn Mountains 1205 Comment
  RSA0104317  Eucrypta micrantha Duncan S. Bell 2015-3-13 7841 San Bernardino Collecting in the valley between Black Lava Butte and Flat Top Mesa at the southeastern end of the Bighorn Mountains. 1205 Comment
  RSA0104432  Eucrypta micrantha Duncan S. Bell 2015-3-14 7858 A San Bernardino The southeast side of Black Lava Butte, west of Flat Top Mesa, at the southeastern end of the Bighorn Mountains. 1338 Comment
  UCR272049  Eucrypta micrantha Duncan S. Bell 2015-3-14 7858 A San Bernardino Western Mojave Desert, southeast side of Black Lava Butte, west of Flat Top Mesa, at the southeastern end of the Bighorn Mountains 1338 Comment
  UCR274388  Eucrypta micrantha Duncan S. Bell 2014-4-25 6640 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  RSA0096814  Eulobus californicus Duncan S. Bell, Joy England 2015-4-14 8056 San Bernardino Sawtooth Mountains; about 1 air mile southeast of Pioneertown. 1195 Comment
  UCR272042  Eulobus californicus Duncan S. Bell, Joy L. England 2015-4-14 8056 San Bernardino Western Mojave Desert, Sawtooth Mountains, c. 1 air mi southeast of Pioneertown 1195 Comment
  IRVC19269  Euphorbia albomarginata Gordon A. Marsh 1982-4-2 7 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains 1280 Comment
  UCR260180  Euphorbia albomarginata Duncan S. Bell 2013-8-22 5669 San Bernardino Mojave Desert, west side of Black Hill, c. 1.5 air mi northwesty of Pioneertown 1359 Comment
  IRVC20270  Euphorbia polycarpa var. polycarpa Gordon A. Marsh 1982-6-3 56 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  CDA23159  Euthamia occidentalis Mark A. Elvin 2006-9-23 5227 San Bernardino Southern Mojave Desert, Little San Bernardino Mountains; Pipes Canyon Preserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Comment
  RSA0123189  Festuca octoflora Duncan S. Bell 2016-4-19 9405 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1203 Comment
  UCR157469  Filago arizonica A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16832 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  IRVC19579  Filago californica Sherman Lambert 1983-4-9 5 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  RSA0022316  Filago californica Duncan S. Bell 2011-4-23 2321 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  UCR157863  Filago depressa A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16845 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  RSA0055808  Forestiera pubescens Duncan S. Bell 2014-4-5 s.n. San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2.3 air miles south of Pioneertown, or about 1.5 air miles east of Chaparrosa Peak. 1336 Comment
  IRVC28360  Fraxinus velutina Mark A. Elvin, Andy C. Elvin, Katie Rose Elvin 2005-9-24 4572 a San Bernardino E of Pioneertown in wash N of Ridgeline Road. Southern Mojave Desert, Little San Bernardino Mtns 1128 Comment
  RSA0047392  Fraxinus velutina Duncan S. Bell 2014-10-14 7610 San Bernardino Sawtooth Mountains; an unnamed drainage between Sorrel Horse Canyon and Chaparrosa Wash, to the west of Pioneertown. 1247 Comment
  RSA713839  Fraxinus velutina Mark A. Elvin, Andy Elvin, Katie Elvin 2005-9-24 4572 -a San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: E of Pioneer town in wash N of Ridgeline Road. 1128 Comment
  RSA802115  Fraxinus velutina Duncan S. Bell 2010-5-31 1172 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  SD247677  Fraxinus velutina Duncan S. Bell 2014-10-14 7610 San Bernardino Sawtooth Mountains; an unnamed drainage between Sorrel Horse Canyon and Chaparrosa Wash, to the west of Pioneertown. 1246 Comment
  UCR169366  Fraxinus velutina Mark A. Elvin, A. Elvin, K. Elvin 2005-9-24 4572 A San Bernardino Southern Mojave Desert, Little San Bernardino Mtns, east of Pioneertown in wash north of Ridgeline Road 1128 Comment
  UCR274236  Fraxinus velutina Duncan S. Bell 2014-10-14 7610 San Bernardino Sawtooth Mountains, an unnamed drainage between Sorrel Horse Canyon and Chaparrosa Wash, to the west of Pioneertown 1247 Comment
  RSA0034102  Fremontodendron californicum Naomi S. Fraga, Duncan S. Bell, Jessica Chu, Evan Meyer 2013-3-28 4233 San Bernardino Burns Canyon Road near the community of Rimrock. 1340 Comment
  RSA0021873  Galium angustifolium Duncan S. Bell 2013-8-22 5671 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  RSA0031462  Galium angustifolium Duncan S. Bell 2011-4-23 2335 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0040165  Galium angustifolium Duncan S. Bell 2014-4-25 6606 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  UCR274392  Galium angustifolium Duncan S. Bell 2014-4-25 6606 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  RSA0027531  Galium angustifolium subsp. angustifolium Duncan S. Bell, Amanda Turek 2010-9-5 1931 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532 Comment
  RSA0050361  Galium angustifolium subsp. angustifolium Duncan S. Bell 2010-5-21 1067 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1305 Comment
  RSA509882  Galium angustifolium subsp. angustifolium Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5 miles NW of Pioneertown near Rimrock, 1.5 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA799366  Galium angustifolium subsp. angustifolium Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4741 San Bernardino Sawtooth Mountains; collecting in Water Canyon approximately 1.8 air miles southwest of Pioneertown and about 0.6 air mile south of Chaparrosa Spring. 1242 Comment
  GMDRC5032  Galium angustifolium subsp. gracillimum J. Andre 2011-5-16 17182 San Bernardino Little San Bernardino Mountains: just north of Pioneertown along Pioneertown Rd (north side) 6.1 mi. NNW of Hwy 62 (at Yucca Valley) 1239 Comment
  GMDRC6170  Galium angustifolium subsp. gracillimum J. M. Andre 2014-5-18 28183 San Bernardino Little San Bernardino Mountains: along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns 1221 Comment
  RSA0025108  Galium angustifolium subsp. gracillimum Duncan S. Bell 2012-3-17 3160 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA0028337  Galium angustifolium subsp. gracillimum Duncan S. Bell 2012-5-3 3587 San Bernardino Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown. 1575 Comment
  RSA0062582  Galium angustifolium subsp. gracillimum Duncan S. Bell 2014-4-28 6742 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  RSA0067649  Galium angustifolium subsp. gracillimum Jim Andre 2014-5-18 28183 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA774446  Galium angustifolium subsp. gracillimum Duncan S. Bell, Donna Thomas 2011-5-20 2519 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  RSA780965  Galium angustifolium subsp. gracillimum Jim Andre 2011-5-16 17182 San Bernardino Little San Bernardino Mountain, just north of Pioneertown along Pioneertown Road (north side) 6.1 miles NNW of Hwy. 62 (at Yucca Valley) 1239 Comment
  RSA782029  Galium angustifolium subsp. gracillimum Duncan S. Bell, Amanda Bell 2011-10-8 2972 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA787661  Galium angustifolium subsp. gracillimum Duncan S. Bell 2012-5-8 3631 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 0.75 air mile southeast of Chaparrosa Spring, or approximately 1.75 air miles southwest of Pioneertown. 1238 Comment
  RSA787704  Galium angustifolium subsp. gracillimum Duncan S. Bell 2012-5-8 3621 San Bernardino Black Hill; approximately 1.25 air miles northwest of Pioneetown. 1270 Comment
  RSA788735  Galium angustifolium subsp. gracillimum Duncan S. Bell, Dorothy DeGennero, Dave Garry, John Katko, Robin Kobaly 2012-4-22 3474 San Bernardino Approximately 4.25 air miles north of Pioneertown, collecting in the valley between Black Lava Butte and Flat Top Mesa. 1224 Comment
  RSA802003  Galium angustifolium subsp. gracillimum Duncan S. Bell, Amanda Turek 2010-5-30 1151 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1 air mile northeast of Chaparrosa Peak. 1499 Comment
  RSA802112  Galium angustifolium subsp. gracillimum Duncan S. Bell 2010-5-31 1169 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  SEINET7863374  Galium angustifolium subsp. gracillimum Duncan S. Bell 2012-5-8 3631 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 0.75 air mile southeast of Chaparrosa Spring, or approximately 1.75 air miles southwest of Pioneertown. 1237 Comment
  UCR233496  Galium angustifolium subsp. gracillimum Jim Andre 2011-5-16 17182 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR233964  Galium angustifolium subsp. gracillimum Duncan S. Bell, Amanda Bell 2011-10-8 2972 San Bernardino Southcentral Mojave Desert, Sawtooth Mountains; c. 1.3 air miles SW of where Pioneertown Rd. crosses Chaparrosa Wash, c. 0.4 air mi. NW of Chaparrosa Spring 1281 Comment
  UCR267795  Galium angustifolium subsp. gracillimum Jim Andre 2014-5-8 29429 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR269174  Galium angustifolium subsp. gracillimum Duncan S. Bell 2012-5-3 3587 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown 1575 Comment
  UCR274833  Galium angustifolium subsp. gracillimum Duncan S. Bell, Perrine Veguer 2014-4-28 6742 San Bernardino Pioneertown Mountains Preserve, Pipes Wash, between Black Hill and Flat Top, c. 2.5 air miles north of Pioneertown 1184 Comment
  CLARK-A1528-3954  Galium parishii John C. Roos 1946-10-5 3120 San Bernardino Pipes Canyon Comment
  IRVC29346  Gilia Mark A. Elvin 2006-4-1 4693 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  RSA0053711  Gilia Duncan S. Bell 2010-5-21 1070 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  UCR157460  Gilia A. C. Sanders, Harry Spilman & CNPS field trip 1993-4-24 13782 San Bernardino Eastern San Bernardino Mountains, Lower Pipes Canyon where Pipes Canyon Road first crosses the wash, c. 1 mile above Pioneertown Road 1400 Comment
  UCR157470  Gilia A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16803 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  UCR157475  Gilia A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16822 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  UCR157590  Gilia A. C. Sanders, E. A. Helmkamp, G. K. Helmkamp 1995-4-30 16817 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  UCR157591  Gilia A. C. Sanders, E. A. Helmkamp, G. K. Helmkamp 1995-4-30 16810 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  UCR157655  Gilia A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16837 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR157859  Gilia A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16844 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR157862  Gilia A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16834 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  UCR175761  Gilia Mark A. Elvin 2006-4-1 4693 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR198568  Gilia A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16853 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  RSA652807  Gilia aliquanta Colleen Callan 1992-4-25 3 San Bernardino Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1250 Comment
  RSA801844  Gilia angelensis Duncan S. Bell 2010-5-31 1209 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  IRVC20259  Gilia australis Gordon A. Marsh 1982-4-29 13 a San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC20260  Gilia australis Gordon A. Marsh 1982-4-15 38 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon, upper arroyo. Little San Bernardino Mountains 1091 Comment
  IRVC20261  Gilia australis Gordon A. Marsh 1982-4-16 21 21 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains 1254 Comment
  SD249252  Gilia brecciarum Duncan S. Bell 2014-4-25 6656 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1360 Comment
  GMDRC6868  Gilia brecciarum subsp. brecciarum J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31099 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley 1140 Comment
  RSA0031565  Gilia brecciarum subsp. brecciarum Duncan S. Bell 2011-4-23 2346 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0042894  Gilia brecciarum subsp. brecciarum Duncan S. Bell 2014-4-5 6554 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2.3 air miles south of Pioneertown, or about 1.5 air miles east of Chaparrosa Peak. 1336 Comment
  RSA0046566  Gilia brecciarum subsp. brecciarum Duncan S. Bell 2014-4-25 6656 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0094761  Gilia brecciarum subsp. brecciarum Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31099 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1140 Comment
  RSA0097393  Gilia brecciarum subsp. brecciarum Duncan S. Bell 2015-3-13 7825 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  UC2045039  Gilia brecciarum subsp. brecciarum Duncan S. Bell 2014-4-25 6656 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. Comment
  UCR269060  Gilia brecciarum subsp. brecciarum Jim Andre, Tasha La Doux, J. M. Porter 2015-3-31 31099 San Bernardino Little San Bernardino Mountains, along dirt road in Water Canyon, 0.5 mi west of Pioneertown Road, c. 4 mi northwest of Yucca Valley 1140 Comment
  UCR272160  Gilia brecciarum subsp. brecciarum Duncan S. Bell 2015-3-13 7825 San Bernardino Western Mojave Desert, northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains 1154 Comment
  UCR274431  Gilia brecciarum subsp. brecciarum Duncan S. Bell 2014-4-25 6656 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  GMDRC6083  Gilia clokeyi J. M. Andre 2014-5-2 27656 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown 1209 Comment
  RSA0024953  Gilia clokeyi Duncan S. Bell 2011-4-23 2298 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0028120  Gilia clokeyi Duncan S. Bell 2012-5-3 3571 San Bernardino Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown. 1575 Comment
  RSA0042890  Gilia clokeyi Duncan S. Bell 2014-4-5 6550 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2.3 air miles south of Pioneertown, or about 1.5 air miles east of Chaparrosa Peak. 1336 Comment
  RSA0067633  Gilia clokeyi Jim Andre 2014-5-2 27656 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA799342  Gilia clokeyi Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4733 San Bernardino Sawtooth Mountains; Chaparrosa Wash; approximately 1 air mile southwest of Pioneertown and about 0.4 air mile north of Chaparrosa Spring. 1266 Comment
  SEINET8665844 Image available Gilia clokeyi Duncan S. Bell 2014-4-5 6550 San Bernardino Pioneertown, Pioneertown Mountains Preserve; Sawtooth Mountains, about 2.3 air miles south of Pioneertown, or about 1.5 air miles east of Chaparrosa Peak. 1335 Comment
  UCR267780  Gilia clokeyi Jim Andre 2014-5-2 27656 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  RSA0123686  Gilia diegensis Duncan S. Bell 2016-4-19 9408 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1203 Comment
  IRVC27393  Gilia latiflora subsp. davyi Mark A. Elvin 2005-3-22 4081 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains, southern Mojave Desert 1235 Comment
  RSA801845  Gilia minor Duncan S. Bell 2010-5-31 1210 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA0011406  Gilia modocensis Duncan S. Bell, Amanda Turek 2010-5-30 1138 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1.25 air miles northeast of Chaparrosa Peak. 1463 Comment
  RSA0025642  Gilia modocensis Duncan S. Bell 2011-4-23 2307 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0028108  Gilia modocensis Duncan S. Bell 2012-5-3 3573 San Bernardino Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown. 1575 Comment
  RSA0053759  Gilia modocensis Duncan S. Bell 2010-5-21 1090 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA799343  Gilia modocensis Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4734 San Bernardino Sawtooth Mountains; Chaparrosa Wash; approximately 1 air mile southwest of Pioneertown and about 0.4 air mile north of Chaparrosa Spring. 1266 Comment
  GMDRC6860  Gilia ochroleuca subsp. exilis J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31082 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 0.4 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley 1135 Comment
  GMDRC6865  Gilia ochroleuca subsp. exilis J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31090 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley 1140 Comment
  RSA0094381  Gilia ochroleuca subsp. exilis Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31082 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.4 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1135 Comment
  RSA802106  Gilia ochroleuca subsp. exilis Duncan S. Bell 2010-5-31 1182 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA0050371  Gilia ochroleuca subsp. ochroleuca Duncan S. Bell 2010-5-21 1057 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1252 Comment
  RSA802199  Gilia scopulorum Duncan S. Bell 2010-5-31 1206 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  IRVC20256  Gilia sinuata Gordon A. Marsh 1982-4-16 3 3 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains 1254 Comment
  IRVC20257  Gilia sinuata Gordon A. Marsh 1982-4-16 32 32 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley: NE corner. Little San Bernardino Mountains 1243 Comment
  IRVC20258  Gilia sinuata Gordon A. Marsh 1982-4-15 12 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains 1074 Comment
  RSA0014922  Gilia sinuata Duncan S. Bell 2013-4-14 4791 San Bernardino Sawtooth Mountains; Water canyon, approximately 1.1 air miles southwest of Chaparrosa Spring. 1303 Comment
  RSA0050441  Gilia sinuata J. M. Andre 2014-5-8 29425 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0067646  Gilia sinuata Jim Andre 2014-5-18 28178 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0068165  Gilia sinuata J. M. Andre 2014-5-8 29447 San Bernardino Near intersection of Pioneertown Rd and Pipes Cyn Rd, 3.4 mi. north of Pioneertown. 1306 Comment
  RSA652806  Gilia sinuata Colleen Callan 1992-4-25 2 San Bernardino Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1250 Comment
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Jun 21 2012
  SEINET8071644 Image available Gilia sinuata Jim Andre 2011-5-16 17158 San Bernardino Mojave Desert; along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR233520  Gilia sinuata Jim Andre 2011-5-16 17158 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR267359  Gilia sinuata Jim Andre 2014-5-8 29447 San Bernardino San Bernardino Mountains, Near intersection of Pioneertown Road and Pipes Canyon Road, 3.4 miles north of Pioneertown 1306 Comment
  UCR267783  Gilia sinuata Jim Andre 2014-5-2 27657 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267787  Gilia sinuata Jim Andre 2014-5-8 29425 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  RSA0040264  Gilia stellata Duncan S. Bell 2014-4-28 6733 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  RSA0046570  Gilia stellata Duncan S. Bell 2014-4-25 6652 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0055845  Gilia stellata Duncan S. Bell 2014-4-5 6563 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2 air miles southwest of Pioneertown, or about 1.75 air miles northeast of Chaparrosa Peak. 1315 Comment
  RSA0097392  Gilia stellata Duncan S. Bell 2015-3-13 7826 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  RSA0104095  Gilia stellata Duncan S. Bell 2015-3-14 7849 San Bernardino The southeast side of Black Lava Butte, west of Flat Top Mesa, at the southeastern end of the Bighorn Mountains. 1338 Comment
  RSA0104099  Gilia stellata Duncan S. Bell 2015-3-13 7844 San Bernardino Collecting in the valley between Black Lava Butte and Flat Top Mesa at the southeastern end of the Bighorn Mountains. 1205 Comment
  SD255243  Gilia stellata Duncan S. Bell 2015-3-14 7849 San Bernardino Transverse Ranges; San Bernardino Mountains region: The southeast side of Black Lava Butte, west of Flat Top Mesa, at the southeastern end of the Bighorn Mountains. 1338 Comment
  UCR272048  Gilia stellata Duncan S. Bell 2015-3-14 7849 San Bernardino Western Mojave Desert, southeast side of Black Lava Butte, west of Flat Top Mesa, at the southeastern end of the Bighorn Mountains 1338 Comment
  IRVC29740  Gnaphalium luteo-album Mark A. Elvin 2006-10-23 5216 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  CDA23147  Gnaphalium luteoalbum Mark A. Elvin 2006-10-23 5216 San Bernardino Southern Mojave Desert; Little San Bernardino Mountains: Pipes Canyon Preserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Comment
  RSA0053749  Gnaphalium palustre Duncan S. Bell 2010-5-21 1088 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA511340  Gnaphalium thermale Jeri Hirshberg 1988-5-3 s.n. San Bernardino Ca 5 mi NW of Pioneertown near Rimrock, 1.5 -2 miles NW of Pipes Canyon Rd between Gamma Gulch Rd & Roadrunner Rut Rd. 1341 Comment
  IRVC19245  Grayia spinosa Gordon A. Marsh 1982-4-16 37 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains 1244 Comment
  IRVC19247  Grayia spinosa Gordon A. Marsh 1982-4-16 38 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains 1244 Comment
  IRVC27390  Grayia spinosa Mark A. Elvin 2005-3-23 4086 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SW corner; slope above Water Canyon Wash. Little San Bernardino Mountains, southern Mojave Desert 1128 Comment
  RSA0097389  Grayia spinosa Duncan S. Bell 2015-3-13 7828 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  UCR272161  Grayia spinosa Duncan S. Bell 2015-3-13 7828 San Bernardino Western Mojave Desert, northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains 1154 Comment
  RSA774664  Guillenia Duncan S. Bell, Donna Thomas 2011-5-20 2500 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  IRVC19112  Guillenia lasiophylla Gordon A. Marsh 1982-4-15 36 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; upper Railroad Canyon. Little San Bernardino Mountains 1079 Comment
  RSA0038704  Guillenia lasiophylla Duncan S. Bell 2014-4-25 6620 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0097391  Guillenia lasiophylla Duncan S. Bell 2015-3-13 7827 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  RSA774761  Guillenia lasiophylla Duncan S. Bell, Donna Thomas 2011-5-20 2494 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  RSA799369  Guillenia lasiophylla Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4745 San Bernardino Sawtooth Mountains; collecting in Water Canyon approximately 1.8 air miles southwest of Pioneertown and about 0.6 air mile south of Chaparrosa Spring. 1242 Comment
  POM68960  Gutierrezia microcephala E. C. Jaeger, D. D. Keck 1925-10-3 248 San Bernardino The Pipes Wash near Morongo Valley. 1159 Comment
  RSA0026024  Gutierrezia microcephala Duncan S. Bell 2012-9-8 4143 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0027532  Gutierrezia microcephala Duncan S. Bell, Amanda Turek 2010-9-5 1932 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532 Comment
  RSA782027  Gutierrezia microcephala Duncan S. Bell, Amanda Bell 2011-10-8 2970 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  SEINET270121  Gutierrezia microcephala G. Helmkamp 1993-9-12 23 -20 San Bernardino Dry slope along the edge of Burns Canyon 1372 Comment
  UCR79302  Gutierrezia microcephala George K. Helmkamp 1993-9-12 23- 20 San Bernardino San Bernardino Mtns., edge of Burns Canyon 1375 Comment
  RSA0060791  Gutierrezia sarothrae Duncan S. Bell 2014-10-14 7619 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  RSA0025103  Heterotheca grandiflora Duncan S. Bell 2012-3-17 3165 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA0123187  Hilaria rigida Duncan S. Bell 2016-4-19 9407 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1203 Comment
  RSA0021562  Hirschfeldia incana Duncan S. Bell 2010-11-26 2008 San Bernardino Sawtooth Mountains; Chaparrosa Spring, approximately 1.5 air miles southwest of Pioneertown. 1291 Comment
  RSA0041527  Hirschfeldia incana Duncan S. Bell 2014-4-25 6662 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0038720  Hymenoclea salsola Duncan S. Bell 2014-4-25 6644 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA801862  Hymenoclea salsola Duncan S. Bell 2010-5-31 1227 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  IRVC19316  Hymenoclea salsola var. salsola Gordon A. Marsh 1982-6-3 34 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  RSA0021302  Isocoma acradenia var. eremophila Duncan S. Bell 2013-4-14 4798 San Bernardino Sawtooth Mountains; Water Canyon, approximately 0.8 air mile southwest of Chaparrosa Spring. 1293 Comment
  CLARK-A1528-377  Isomeris arborea var. arborea Arthur Douglas 1969-5-3 10 San Bernardino Pioneertown 1188 Comment
  IRVC19172  Isomeris arborea var. arborea Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  IRVC19176  Isomeris arborea var. arborea Gordon A. Marsh 1982-4-29 29 8 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC29748  Juncus Mark A. Elvin 2006-10-23 5219 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  CAS-BOT-BC344979  Juncus arcticus var. balticus Duncan S. Bell; Amanda Turek 2010-9-5 1938 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyona and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles W of Pioneertown 1532 Comment
  LA211886  Juncus balticus Duncan Bell; Amanda Turek 2010-9-5 1938 San Diego Unnamed drainage between Sorrel Horse Canyon and Pipes Canon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532.0 Comment
  RSA0027538  Juncus balticus Duncan S. Bell, Amanda Turek 2010-9-5 1938 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532 Comment
  RSA0053752  Juncus bufonius Duncan S. Bell 2010-5-21 1085 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  CAS-BOT-BC344980  Juncus macrophyllus Duncan S. Bell; Amanda Turek 2010-9-5 1939 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyona and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles W of Pioneertown 1532 Comment
  RSA0027520  Juncus macrophyllus Duncan S. Bell, Amanda Turek 2010-9-5 1939 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532 Comment
  RSA0028340  Juncus macrophyllus Duncan S. Bell 2012-3-17 3156 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  UCR162563  Juncus macrophyllus A. C. Sanders, Scott D. White, C. L. Sanders 1994-10-9 15826 San Bernardino San Bernardino Mtns., Pipes Canyon, lower part of canyon from the gauging station upstream c. 1 mile 1402 Comment
  UCR269188  Juncus macrophyllus Duncan S. Bell, Amanda Turek 2010-9-5 1939 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chuparrosa Peak, about 3.5 miles west of Pioneertown 1532 Comment
  RSA0094424  Juncus mexicanus Duncan S. Bell 2015-10-2 8706 San Bernardino An unnamed canyon on the Pioneertown Mountains Preserve between Pipes Canyon and Burns Canyon. 1366 Comment
  RSA0095333  Juncus mexicanus Duncan S. Bell 2015-8-23 8643 San Bernardino The southeastern end of the Bighorn Mountains; collecting in the valley between Black Lava Butte and Flat Top Mesa. 1204 Comment
  IRVC29737  Juncus xiphioides Mark A. Elvin 2006-10-23 5213 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  UCR177388  Juncus xiphioides A. C. Sanders, Scott D. White, C. L. Sanders 1994-10-9 15825 San Bernardino San Bernardino Mtns., Pipes Canyon, lower part of canyon from the gauging station upstream c. 1 mile 1402 Comment
  IRVC29342  Juniperus californica Mark A. Elvin 2006-4-1 4689 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  RSA0028226  Juniperus californica Duncan S. Bell, Amanda Turek 2010-9-4 1926 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA774444  Juniperus californica Duncan S. Bell, Donna Thomas 2011-5-20 2521 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  UCR1740  Juniperus californica Frank C. Vasek 1961-9-23 610923- 06 San Bernardino San Bernardino Mtns., Chicken Flat, 0.3 mi from junction of Pipes Canyon Road & 5.5 mi west of Old Woman Springs 1341 Comment
  UCR175768  Juniperus californica Mark A. Elvin 2006-4-1 4689 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  RSA0034098  Juniperus grandis Naomi Fraga, Duncan S. Bell, Jessica Chu, Evan Meyer 2013-3-28 4231 San Bernardino Burns Canyon Road near the community of Rimrock. 1340 Comment
  RSA0038723  Keckiella antirrhinoides Duncan S. Bell 2014-4-25 6641 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA774449  Keckiella antirrhinoides Duncan S. Bell, Donna Thomas 2011-5-20 2516 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  UCSB31559  Keckiella antirrhinoides Straw, Richard 1959-5-10 San Bernardino Pipes Canyon; 1 mi. W. of Pioneertown road 1371 Comment
  IRVC19131  Keckiella antirrhinoides var. microphylla Gordon A. Marsh 1982-6-3 7 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  RSA0094379  Keckiella antirrhinoides var. microphylla Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31084 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.4 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1135 Comment
  RSA0068161  Krameria erecta J. M. Andre 2014-5-8 29433 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0122731  Krameria erecta Duncan S. Bell 2016-4-19 9414 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  UCR267362  Krameria erecta Jim Andre 2014-5-8 29433 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  RSA0027524  Lactuca serriola Duncan S. Bell, Amanda Turek 2010-9-5 1943 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532 Comment
  UCR26756  Langloisia matthewsii George K. Helmkamp 1982-5-23 s.n. San Bernardino San Bernardino Mtns/ Mojave Desert, burn area where Pipes Canyon Road meets Pioneertown Road 1311 Comment
  RSA0041525  Larrea tridentata Duncan S. Bell 2014-4-25 6660 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  UCR172729  Larrea tridentata Arthur Douglas 1969-5-3 11 San Bernardino Southern Mojave Desert, 2 miles north of Yucca Valley on the road to Pioneertown 976 Comment
  RSA0025640  Lasthenia californica Duncan S. Bell 2011-4-23 2305 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0120228  Lasthenia californica Duncan S. Bell 2016-3-13 8918 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  GMDRC6354  Lasthenia gracilis J. M. Andre 2014-5-8 29400 San Bernardino Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1113 Comment
  IRVC19190  Lasthenia gracilis Gordon A. Marsh 1982-4-15 49 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; bottom of 1st draw Railroad Canyon. Little San Bernardino Mountains 1078 Comment
  IRVC29322  Lasthenia gracilis Mark A. Elvin 2006-4-1 4669 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  RSA0067631  Lasthenia gracilis Jim Andre 2014-5-2 27666 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0094375  Lasthenia gracilis Jim Andre 2015-3-31 31095 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1140 Comment
  UCR175764  Lasthenia gracilis Mark A. Elvin 2006-4-1 4669 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR267808  Lasthenia gracilis Jim Andre 2014-5-8 29400 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR86657  Lasthenia gracilis A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16847 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  CLARK-A1656-748  Layia glandulosa Lois Ann Scott 1976-4-28 San Bernardino Yucca Valley Comment
  IRVC19115  Layia glandulosa Gordon A. Marsh 1982-4-15 40 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19205  Layia glandulosa Gordon A. Marsh 1982-4-15 11 a San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19221  Layia glandulosa Gordon A. Marsh 1982-4-16 20 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains 1254 Comment
  IRVC29325  Layia glandulosa Mark A. Elvin 2006-4-1 4672 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  RSA0022322  Layia glandulosa Duncan S. Bell 2011-4-23 2327 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0028110  Layia glandulosa Duncan S. Bell 2012-5-3 3575 San Bernardino Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown. 1575 Comment
  RSA0047391  Layia glandulosa Duncan S. Bell 2010-5-21 1040 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA0062556  Layia glandulosa Duncan S. Bell 2013-12-28 6094 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Water Canyon, about 0.75 air mile south of Chaparrosa Spring. 1268 Comment
  RSA512146  Layia glandulosa Ed LaRue, S. Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA657628  Layia glandulosa Colleen Callan 1992-5-2 32 Riverside Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1250 Comment
  RSA774651  Layia glandulosa Duncan S. Bell, Donna Thomas 2011-5-20 2486 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  UCR175744  Layia glandulosa Mark A. Elvin 2006-4-1 4672 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR267793  Layia glandulosa Jim Andre 2014-5-8 29409 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR268216  Layia glandulosa Jim Andre 2014-5-2 27678 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR86656  Layia glandulosa A. C. Sanders, G. K. Helmkamp, L. Helmkamp 1995-4-30 16846 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  OBI2125  Lepidium fremontii P. A. Holden 1970-4-10 1092 San Bernardino Pipes Cyn, 8 mi N of Yucca Valley Comment
  RSA0038703  Lepidium fremontii Duncan S. Bell 2014-4-25 6616 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA512141  Lepidium fremontii Ed LaRue, Steve Myers, S. Dougherty 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site Comment
  IRVC19302  Lepidium fremontii var. fremontii Gordon A. Marsh 1982-4-16 24 24 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; ridgecrest halfway between campground and Railroad Canyon. Little San Bernardino Mountains 1280 Comment
  RSA0026020  Lepidium lasiocarpum Duncan S. Bell 2012-9-8 4136 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0104937  Lepidium lasiocarpum Duncan S. Bell 2015-3-13 7812 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  RSA479822  Lepidium lasiocarpum Jeri Hirshberg 1988-5-3 s.n. San Bernardino Ca 5 mi NW of Pioneertown near Rimrock, 1.5 -2 miles NW of Pipes Canyon Rd between Gamma Gulch Rd & Roadrunner Rut Rd. 1341 Comment
  RSA802016  Lepidium lasiocarpum Duncan S. Bell 2010-5-31 1164 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  UCR272156  Lepidium lasiocarpum Duncan S. Bell 2015-3-13 7812 San Bernardino Western Mojave Desert, northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains 1154 Comment
  GMDRC4868  Lepidospartum squamatum J. Andre 2010-11-1 15470 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 2.6 mi. N. of Yucca Valley, growing in rocky canyon (moist) on west side of road. 1135 Comment
  IRVC19293  Lepidospartum squamatum Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  OBI76777  Lepidospartum squamatum James M. Andre 2010-11-10 15470 San Bernardino Little San Bernardino Mts: along Pioneertown Rd, 2.6 mi N of Yucca Valley 1135 Comment
  RSA0025250  Lepidospartum squamatum Duncan S. Bell 2012-9-8 4129 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA800257  Lepidospartum squamatum J. Andre 2010-11-10 15470 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 2.6 miles N of Yucca Valley, west side of road 1135 Comment
  UCR79286  Lepidospartum squamatum George K. Helmkamp 1993-9-12 23- 18 San Bernardino San Bernardino Mtns., edge of Burns Canyon 1375 Comment
  RSA479826  Leptosiphon aureus Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA0104383  Leptosiphon aureus subsp. aureus Duncan S. Bell 2015-3-13 7811 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  UCR233525  Leptosiphon aureus subsp. aureus Jim Andre 2011-5-16 17153 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR267814  Leptosiphon aureus subsp. aureus Jim Andre 2014-5-8 29451 San Bernardino San Bernardino Mountains, Near intersection of Pioneertown Road and Pipes Canyon Road, 3.4 miles north of Pioneertown 1306 Comment
  GMDRC6357  Leptosiphon breviculus J. M. Andre 2014-5-8 29417 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1113 Comment
  GMDRC6861  Leptosiphon breviculus J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31085 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley 1140 Comment
  RSA0050445  Leptosiphon breviculus J. M. Andre 2014-5-8 29417 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA124648  Leptosiphon breviculus Percy C. Everett, E. K. Balls 1958-5-4 23091 San Bernardino 3.8 miles NW of Yucca Valley along road to Pioneer Town 1128 Comment
  UCD118453  Leptosiphon breviculus P. C. Everett; E. K. Balls 1958-5-4 23091 San Bernardino 3.8 miles NW of Yucca Valley along road to Pioneer Town. 1127 Comment
  UCD118458  Leptosiphon breviculus A. C. Sanders; G. and L. Helmkamp 1995-4-30 16855 San Bernardino San Bernardino Mtns. / Mojave Desert Pioneertown Road, 1.9 mi. north of Yucca Valley (at Yucca Trail), 2.1 mi. south of Pioneertown, Water Canyon. 1125 Comment
  UCR267348  Leptosiphon breviculus Jim Andre 2014-5-8 29417 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267788  Leptosiphon breviculus Jim Andre 2014-5-8 29448 San Bernardino San Bernardino Mountains, Near intersection of Pioneertown Road and Pipes Canyon Road, 3.4 miles north of Pioneertown 1306 Comment
  UCR269079  Leptosiphon breviculus Jim Andre, Tasha La Doux, J. M. Porter 2015-3-31 31085 San Bernardino Little San Bernardino Mountains, along dirt road in Water Canyon, 0.5 mi west of Pioneertown Road, c. 4 mi northwest of Yucca Valley 1140 Comment
  UCR267794  Leptosyne bigelovii Jim Andre 2014-5-8 29411 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  SD48495  Leptosyne calliopsidea P. C. Everett, E. K. Balls 1958-5-4 23097 San Bernardino 3.1 miles northwest from Yucca Valley on road to Pioneer Town 1095 Comment
  CLARK-A1528-4215  Limosella aquatica John C. Roos 1946-10-5 3107 San Bernardino San Bernardino Mountains 1356 Comment
  UCR24468  Limosella aquatica John C. Roos 1946-10-5 3107 San Bernardino San Bernardino Mtns./Mojave Desert, The Pipes, desert slope on E side of San Bernardino Mtns north of Yucca Valley 1357 Comment
  IRVC29347  Linanthus aureus Mark A. Elvin 2006-4-1 4694 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  RSA0050098  Linanthus aureus Duncan S. Bell 2010-5-21 1033 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA652821  Linanthus aureus Colleen Callan 1992-4-25 5 Riverside Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1250 Comment
  UCR175547  Linanthus aureus Mark A. Elvin 2006-4-1 4694 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR86686  Linanthus aureus A. C. Sanders, E. A. Helmkamp, G. K. Helmkamp 1995-4-30 16835 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  VVC383  Linanthus aureus A. C. Sanders 1995-4-30 16835 San Bernardino San Bernardino Mtns, Rimrock, 4.1 mi N of Pioneertown, dirt track W from Rimrock Road, S of Burns Canyon 1372 Comment
  GMDRC6090  Linanthus bernardinus J. M. Andre 2014-5-2 27679 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown 1209 Comment
  RSA0014923  Linanthus bernardinus Duncan S. Bell 2013-4-14 4792 San Bernardino Sawtooth Mountains; Water canyon, approximately 1.1 air miles southwest of Chaparrosa Spring. 1303 Comment
  RSA0021716  Linanthus bernardinus Duncan S. Bell 2013-4-15 4802 San Bernardino Sawtooth Mountains; near the head of Sorrel Horse Canyon about a half mile west northwest of Chaparrosa Peak. 1559 Comment
  RSA0024954  Linanthus bernardinus Duncan S. Bell 2011-4-23 2295 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0050553  Linanthus bernardinus Duncan S. Bell 2010-5-21 1068 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  RSA0050555  Linanthus bernardinus Duncan S. Bell 2011-4-23 2294 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 0.25 air mile south of Chaparrosa Spring and approximately 1.6 air miles southwest of Pioneertown. 1327 Comment
  RSA0050556  Linanthus bernardinus Duncan S. Bell 2011-4-23 2352 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; along Water Canyon, approximately 0.7 air miles southeast of Chaparrosa Spring and approx. 1.7 air miles southwest of Pioneertown. 1227 Comment
  RSA0060653  Linanthus bernardinus Duncan S. Bell 2011-4-23 2355 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; along Water Canyon, approximately 0.5 air mile south of Chaparrosa Spring and approx. 1.9 air miles southwest of Pioneertown. 1248 Comment
  RSA0060654  Linanthus bernardinus Duncan S. Bell 2011-4-23 2360 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; between Chaparrosa Wash and Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1258 Comment
  RSA0060655  Linanthus bernardinus Duncan S. Bell 2011-4-23 2367 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; approximately 0.8 air mile northwest of where Pioneertown Road crosses Water Canyon and approx. 0.9 air mile southeast of Pioneertown. 1209 Comment
  RSA0060656  Linanthus bernardinus Duncan S. Bell, Amanda Bell 2011-4-24 2368 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; between Chaparrosa Wash and Sorrel Horse Canyon, about 2 air miles west of Pioneertown. 1303 Comment
  RSA0060657  Linanthus bernardinus Duncan S. Bell, Amanda Bell 2011-4-24 2369 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; south of Sorrel Horse Canyon, approximately 1.4 air miles northeast of Chaparrosa Peak. 1343 Comment
  RSA0068166  Linanthus bernardinus J. M. Andre 2014-5-8 29448 San Bernardino Near intersection of Pioneertown Rd and Pipes Cyn Rd, 3.4 mi. north of Pioneertown. 1306 Comment
  RSA800000  Linanthus bernardinus Duncan S. Bell 2011-4-23 2361 San Bernardino Sawtooth Mountains; approximately 0.7 air mile northwest of the intersection of Pioneertown Road and Water Canyon, and approximately 1 air mile southeast of Pioneertown. 1190 Comment
  RSA802103  Linanthus bernardinus Duncan S. Bell 2010-5-31 1180 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  UCR268215  Linanthus bernardinus Jim Andre 2014-5-2 27679 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR86662  Linanthus bernardinus A. C. Sanders, G. K. Helmkamp 1995-4-30 16843 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  RSA0104941  Linanthus bigelovii Duncan S. Bell 2015-3-13 7817 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  RSA799375  Linanthus bigelovii Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4751 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 1.75 air miles southeast of Pioneertown, about 0.5 air mile southwest of where Pioneertown Road crosses Water Canyon. 1130 Comment
  UCR175545  Linanthus bigelovii Mark A. Elvin 2006-4-1 4680 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR234722  Linanthus bigelovii Jim Andre 2011-5-16 17186 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR86667  Linanthus bigelovii A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16827 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  RSA0021717  Linanthus breviculus Duncan S. Bell 2013-4-15 4803 San Bernardino Sawtooth Mountains; near the head of Sorrel Horse Canyon approximately 0.4 air mile west northwest of Chaparrosa Peak. 1558 Comment
  RSA0028118  Linanthus breviculus Duncan S. Bell 2012-5-3 3569 San Bernardino Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown. 1575 Comment
  RSA799372  Linanthus breviculus Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4748 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 1.75 air miles southeast of Pioneertown, about 0.5 air mile southwest of where Pioneertown Road crosses Water Canyon. 1130 Comment
  UC1080282  Linanthus breviculus P. C. Everett and E. K. Balls 1958-5-4 23091 San Bernardino 3.8 mi nw Yucca Valley (along road to Pioneer Town) 1127 Comment
  UCR86659  Linanthus breviculus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16855 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  CAS-BOT-BC226889  Linanthus orcuttii A. C. Sanders; G. Helmkamp; L. Helmkamp 1995-4-30 16843 San Bernardino San Bernardino Mtns./Mojave Desert: Pioneertown Rd, 1.9 mi. N of Yucca Valley (at Yucca Trail), 2.1 mi. S of Pioneertown, Water Cyn. 1125 Comment
  IRVC29333  Linanthus orcuttii Mark A. Elvin 2006-4-1 4680 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC20263  Loeseliastrum matthewsii Gordon A. Marsh 1982-6-3 54 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  RSA0025181  Loeseliastrum matthewsii Duncan S. Bell 2011-4-23 2302 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0027528  Loeseliastrum matthewsii Duncan S. Bell, Amanda Turek 2010-9-5 1947 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532 Comment
  RSA0028117  Loeseliastrum matthewsii Duncan S. Bell 2012-5-3 3582 San Bernardino Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown. 1575 Comment
  RSA0047431  Loeseliastrum matthewsii Duncan S. Bell 2014-4-25 6625 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA509879  Loeseliastrum matthewsii Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5 miles NW of Pioneertown near Rimrock, 1.5 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA799326  Loeseliastrum matthewsii Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4744 San Bernardino Sawtooth Mountains; collecting in Water Canyon approximately 1.8 air miles southwest of Pioneertown and about 0.6 air mile south of Chaparrosa Spring. 1242 Comment
  RSA801853  Loeseliastrum matthewsii Duncan S. Bell 2010-5-31 1218 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  UCR233533  Loeseliastrum matthewsii Jim Andre 2011-5-16 17145 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR267806  Loeseliastrum matthewsii Jim Andre 2014-5-8 29402 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UC2047229  Logfia arizonica A. C. Sanders with G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16832 San Bernardino San Bernardino Mtns.: Rimrock, 4.1 N of Pioneertown, dirt track W from Rimrock Road, S of Burns Canyon. Rimrock 7.5' Quad. Comment
  RSA0042892  Logfia depressa Duncan S. Bell 2014-4-5 6552 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2.3 air miles south of Pioneertown, or about 1.5 air miles east of Chaparrosa Peak. 1336 Comment
  RSA0104098  Logfia depressa Duncan S. Bell 2015-3-13 7845 San Bernardino Collecting in the valley between Black Lava Butte and Flat Top Mesa at the southeastern end of the Bighorn Mountains. 1205 Comment
  RSA0104939  Logfia depressa Duncan S. Bell 2015-3-13 7815 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  UCR272055  Logfia depressa Duncan S. Bell 2015-3-13 7845 San Bernardino Western Mojave Desert, valley between Black Lava Butte and Flat Top Mesa at the southeastern end of the Bighorn Mountains 1205 Comment
  UCR86700  Logfia filaginoides A. C. Sanders, George K. Helmkamp, E. A. Helmkamp 1995-4-30 16831 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  CLARK-A1656-814  Lomatium mohavense Theo Glenn 1982-5-18 San Bernardino Pioneertown Comment
  GMDRC5024  Lomatium mohavense J. Andre 2011-5-16 17157 San Bernardino along Pioneertown Rd, 7.2 mi. NNW of Hwy 62 (at Yucca Valley) just east of Pipes Canyon, just west of Black Hil 1301 Comment
  RSA0028334  Lomatium mohavense Duncan S. Bell 2012-5-3 3584 San Bernardino Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown. 1575 Comment
  RSA0038656  Lomatium mohavense Duncan S. Bell 2010-5-21 1045 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA0067894  Lomatium mohavense Jim Andre 2014-5-18 28188 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0104060  Lomatium mohavense Duncan S. Bell 2015-3-13 7802 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  UCR233521  Lomatium mohavense Jim Andre 2011-5-16 17157 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR267776  Lomatium mohavense Jim Andre 2014-5-2 27669 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR75501  Lomatium mohavense A. C. Sanders, Harry Spilman, and C. N. P. S. field trip 1993-4-24 13783 San Bernardino San Bernardino Mtns., east end of mtns., Pioneertown Rd at Short Rd, 3.3 mi. NW of Pioneertown between Sorrel Horse Canyon and Pipes Wash 1300 Comment
  UCR86675  Lomatium mohavense A. C. Sanders, G. Helmkamp & L. Helmkamp 1995-4-30 16808 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  IRVC19275  Lomatium mohavense subsp. mohavense Gordon A. Marsh 1982-4-2 9 San Bernardino Burns Pinyon Ridge Reserve; upper Railroad Canyon tributary. Little San Bernardino Mountains 1159 Comment
  IRVC19575  Lomatium mohavense subsp. mohavense Sherman Lambert 1983-4-9 9 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  RSA802198  Lotus argophyllus Duncan S. Bell 2010-5-31 1198 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA511325  Lotus argophyllus var. argophyllus Maureen Pendleton 1988-3-30 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1188 Comment
  RSA802011  Lotus heermannii Duncan S. Bell, Amanda Turek 2010-5-30 1158 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1 air mile northeast of Chaparrosa Peak. 1499 Comment
  RSA0062580  Lotus humistratus Duncan S. Bell 2014-4-25 6603 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA709100  Lotus humistratus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16867 San Bernardino San Bernardino Mountains: Burns Canyon, 2.1 miles above Rimrock Rd., just below Burns Spring. 1530 Comment
  RSA802010  Lotus humistratus Duncan S. Bell, Amanda Turek 2010-5-30 1159 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1 air mile northeast of Chaparrosa Peak. 1499 Comment
  UCR233503  Lotus humistratus Jim Andre 2011-5-16 17175 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  RSA0025252  Lotus nevadensis Duncan S. Bell 2012-9-8 4132 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA511571  Lotus nevadensis Ed LaRue, Sharon Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA0060794  Lotus purshianus Duncan S. Bell 2014-10-14 7614 San Bernardino Sawtooth Mountains; an unnamed drainage between Sorrel Horse Canyon and Chaparrosa Wash, to the west of Pioneertown. 1247 Comment
  RSA643459  Lotus rigidus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16865 San Bernardino San Bernardino Mountains: Burns Canyon, 2.1 miles above Rimrock Rd., just below Burns Spring. 1530 Comment
  GMDRC5025  Lotus scoparius J. Andre 2011-5-16 17159 San Bernardino along Pioneertown Rd, 7.2 mi. NNW of Hwy 62 (at Yucca Valley) just east of Pipes Canyon, just west of Black Hil 1301 Comment
  RSA0021303  Lotus scoparius Duncan S. Bell 2013-4-14 4801 San Bernardino Sawtooth Mountains; Water Canyon, approximately 0.8 air mile southwest of Chaparrosa Spring. 1293 Comment
  RSA0046574  Lotus scoparius Duncan S. Bell 2014-4-25 6648 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA802209  Lotus scoparius Duncan S. Bell 2010-5-31 1199 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  UCR233519  Lotus scoparius subsp. brevialatus Jim Andre 2011-5-16 17159 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  IRVC19321  Lotus scoparius var. brevialatus Gordon A. Marsh 1982-6-3 32 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19135  Lotus strigosus Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19191  Lotus strigosus Gordon A. Marsh 1982-4-15 48 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; bottom of 1st draw Railroad Canyon. Little San Bernardino Mountains 1078 Comment
  IRVC19280  Lotus strigosus Gordon A. Marsh 1982-4-2 13 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; upper Railroad Canyon; S-facing slope. Little San Bernardino Mountains 1183 Comment
  RSA0025148  Lotus strigosus Duncan S. Bell 2011-4-23 2331 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA509872  Lotus strigosus Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA801849  Lotus strigosus Duncan S. Bell 2010-5-31 1214 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  UCR269166  Lotus strigosus Duncan S. Bell 2011-4-23 2331 San Bernardino San Bernardino Mtns/Mojave Desert, Sawtooth Mountains; in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring 1338 Comment
  RSA759655  Lupinus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16815 San Bernardino San Bernardino Mountains: Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1341 Comment
  UCR157473  Lupinus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16815 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  OBI37513  Lupinus andersonii A. C. Sanders 1976-5-25 71 San Bernardino E end of the San Bernardino Mts near PioneerTown. T1N R4E NE1/4 of SW1/4 sec 13 Comment
  UCR122933  Lupinus andersonii George K. Helmkamp, E. A. Helmkamp 2001-4-21 6470 San Bernardino East foothills San Bernardino Mtns, Pipes Cyn Rd 0.4 mi west of Pioneertown Rd (N of Yucca Valley). 1250 Comment
  UCR198526  Lupinus andersonii A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16852 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR26762  Lupinus andersonii George K. Helmkamp 1982-5-23 s.n. San Bernardino San Bernardino Mtns/ Mojave Desert, burn area where Pipes Canyon Road meets Pioneertown Road 1311 Comment
  UCR28665  Lupinus andersonii A. C. Sanders 1976-5-25 0071 San Bernardino Eastern San Bernardino Mtns, Near Pioneertown Comment
  IRVC19165  Lupinus arizonicus Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC29351  Lupinus bicolor Mark A. Elvin 2006-4-1 4698 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  RSA0027851  Lupinus bicolor Duncan S. Bell 2011-4-23 2348 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  SD220060  Lupinus bicolor Mark A. Elvin 2006-4-1 4698 San Bernardino Little San Bernardino Mountains: Pipes Canyon Preserve; south of Pioneertown Road, just over ridge on Chaparrosa Wash. 1235 Comment
  IRVC29335  Lupinus concinnus Mark A. Elvin 2006-4-1 4682 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  RSA0022320  Lupinus concinnus Duncan S. Bell 2011-4-23 2325 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA801856  Lupinus concinnus Duncan S. Bell 2010-5-31 1221 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  UC1080255  Lupinus concinnus P. C. Everett and E. K. Balls 1958-5-4 23095 San Bernardino on road to Pioneer Town 5.6 mi nw Yucca Valley; nw from Yucca Valley 1249 Comment
  UCD107514  Lupinus concinnus P. C. Everett; E. K. Balls 1958-5-4 23095 San Bernardino 5.6 mi. nw. from ucca Valley on road to Pioneer Town. 1249 Comment
  UCR175619  Lupinus concinnus Mark A. Elvin 2006-4-1 4682 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR3000  Lupinus concinnus Wm. Horn Jr. 1963-3-30 630330- 01 San Bernardino San Bernardino Mtns/ Mojave Desert, 1 mi south of Pipes Canyon Rd., 5 miles north of Pioneertown 1341 Comment
  IRVC19202  Lupinus concinnus subsp. orcuttii Gordon A. Marsh 1982-4-15 10 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19229  Lupinus concinnus subsp. orcuttii Gordon A. Marsh 1982-4-16 27 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains 1244 Comment
  IRVC19276  Lupinus concinnus subsp. orcuttii Gordon A. Marsh 1982-4-2 9 San Bernardino Burns Pinyon Ridge Reserve; upper Railroad Canyon tributary. Little San Bernardino Mountains 1159 Comment
  IRVC19581  Lupinus concinnus subsp. orcuttii Sherman Lambert 1983-4-9 3 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  RSA124217  Lupinus concinnus subsp. orcuttii Percy C. Everett, E. K. Balls 1958-5-4 23095 San Bernardino 5.6 miles NW from Yucca Valley on road to Pioneer Town. 1250 Comment
  RSA509873  Lupinus concinnus subsp. orcuttii Jeri Hirshberg 1988-5-5 s.n. San Bernardino Mojave Desert, ca. 5 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  UCR175759  Lupinus concinnus var. agardhianus Mark A. Elvin 2006-4-1 4698 San Bernardino S Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; south of Pioneertown Rd. and just over a ridge on Chaparrosa Wash 1235 Comment
  RSA0068162  Lupinus concinnus var. concinnus J. M. Andre 2014-5-8 29436 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA802114  Lupinus excubitus Duncan S. Bell 2010-5-31 1171 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  UCR86661  Lupinus excubitus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16857 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  GMDRC6176  Lupinus excubitus var. excubitus J. M. Andre 2014-5-18 28206 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown 1197 Comment
  IRVC19151  Lupinus excubitus var. excubitus Gordon A. Marsh 1982-4-15 22 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19181  Lupinus excubitus var. excubitus Gordon A. Marsh 1982-4-29 29 6 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  RSA0034345  Lupinus excubitus var. excubitus Jim Andre 2014-5-18 28206 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  RSA0036592  Lupinus excubitus var. excubitus J. M. Andre 2014-5-8 29449 San Bernardino Near intersection of Pioneertown Rd and Pipes Cyn Rd, 3.4 mi. north of Pioneertown. 1306 Comment
  SD248768  Lupinus excubitus var. excubitus J. M. Andre 2014-5-8 29449 San Bernardino Near intersecton of Pioneertown Road and Pipes Canyon Road, 3.4 miles north of Pioneertown. 1306 Comment
  UCR267812  Lupinus excubitus var. excubitus Jim Andre 2014-5-8 29449 San Bernardino San Bernardino Mountains, Near intersection of Pioneertown Road and Pipes Canyon Road, 3.4 miles north of Pioneertown 1306 Comment
  UCR267846  Lupinus excubitus var. excubitus Jim Andre 2014-5-18 28206 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  RSA774662  Lupinus flavoculatus Duncan S. Bell, Donna Thomas 2011-5-20 2502 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  RSA0124297  Lupinus formosus Duncan S. Bell 2016-4-17 9344 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0011402  Lupinus microcarpus Duncan S. Bell, Amanda Turek 2010-5-30 1142 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1.25 air miles northeast of Chaparrosa Peak. 1463 Comment
  RSA645418  Lupinus microcarpus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16885 San Bernardino San Bernardino Mountains: Burns Canyon, 2.1 miles above Rimrock Rd., just below Burns Spring. 1530 Comment
  GMDRC5031  Lupinus microcarpus var. microcarpus J. Andre 2011-5-16 17176 San Bernardino Little San Bernardino Mountains: just north of Pioneertown along Pioneertown Rd (north side) 6.1 mi. NNW of Hwy 62 (at Yucca Valley) 1239 Comment
  RSA0123342  Lupinus microcarpus var. microcarpus Duncan S. Bell 2016-4-18 9386 San Bernardino Sawtooth Mountains; northwestern section of range, approximately 3 air miles west northwest of Pioneertown, or about 1.5 air miles northeast of Chaparrosa Peak. 1476 Comment
  UCR233502  Lupinus microcarpus var. microcarpus Jim Andre 2011-5-16 17176 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  RSA0022319  Lupinus sparsiflorus Duncan S. Bell 2011-4-23 2324 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0046568  Lupinus sparsiflorus Duncan S. Bell 2014-4-25 6654 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0068160  Lupinus sparsiflorus J. M. Andre 2014-5-8 29432 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0104092  Lupinus sparsiflorus Duncan S. Bell 2015-3-14 7853 San Bernardino The southeast side of Black Lava Butte, west of Flat Top Mesa, at the southeastern end of the Bighorn Mountains. 1338 Comment
  RSA0124294  Lupinus sparsiflorus Duncan S. Bell 2016-4-17 9340 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA799376  Lupinus sparsiflorus Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4752 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 1.75 air miles southeast of Pioneertown, about 0.5 air mile southwest of where Pioneertown Road crosses Water Canyon. 1130 Comment
  RSA801855  Lupinus sparsiflorus Duncan S. Bell 2010-5-31 1220 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  UCR267644  Lupinus sparsiflorus Jim Andre 2014-5-8 29432 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  IRVC19114  Lupinus sparsiflorus subsp. mohavensis Gordon A. Marsh 1982-4-15 37 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; upper Railroad Canyon. Little San Bernardino Mountains 1079 Comment
  IRVC19299  Lupinus sparsiflorus subsp. mohavensis Gordon A. Marsh 1982-6-3 62 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19244  Lycium andersonii Gordon A. Marsh 1982-4-16 36 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley: NE corner. Little San Bernardino Mountains 1243 Comment
  RSA0122730  Lycium andersonii Duncan S. Bell 2016-4-19 9413 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  IRVC19184  Lycium cooperi Gordon A. Marsh 1982-4-29 29 4 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  RSA0120872  Lycium cooperi Duncan S. Bell 2016-4-17 9359 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA787662  Lycium cooperi Duncan S. Bell 2012-5-8 3632 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 0.75 air mile southeast of Chaparrosa Spring, or approximately 1.75 air miles southwest of Pioneertown. 1238 Comment
  UCR169337  Machaeranthera tortifolia Mark A. Elvin, A. Elvin, K. Elvin 2005-9-24 4577 San Bernardino Southern Mojave Desert, Hills east of Chaparrosa Wash c. 1.7 km east of Pioneertown, north of Skyline Ranch Road 1159 Comment
  RSA774663  Malacothrix coulteri Duncan S. Bell, Donna Thomas 2011-5-20 2501 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  CAS-BOT-BC401076  Malacothrix glabrata Sarah J. De Groot; Cheryl Sevilla 2014-5-20 7122 San Bernardino Bighorn Mountains: Pipes Wash, off Pipes Canyon Road, northwest of Yucca Valley 1167 Comment
  RSA0011401  Malacothrix glabrata Duncan S. Bell, Amanda Turek 2010-5-30 1143 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1.25 air miles northeast of Chaparrosa Peak. 1463 Comment
  RSA0039765  Malacothrix glabrata Sarah J. De Groot, Cheryl S. Sevilla 2014-5-20 7122 San Bernardino Bighorn Mountains: Pipes Wash, off Pipes Canyon Road, northwest of Yucca Valley. 1167 Comment
  RSA511341  Malacothrix glabrata Jeri Hirshberg 1988-5-3 s.n. San Bernardino Ca 5 mi NW of Pioneertown near Rimrock, 1.5 -2 miles NW of Pipes Canyon Rd between Gamma Gulch Rd & Roadrunner Rut Rd. 1341 Comment
  SD245279  Malacothrix glabrata Sarah J. De Groot, C. Sevilla 2014-5-20 7122 San Bernardino Bighorn Mountains: Pipes Wash, off Pipes Canyon Road, northwest of Yucca Valley. 1167 Comment
  GMDRC6362  Marah macrocarpa J. M. Andre 2014-5-8 29440 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1113 Comment
  RSA799377  Marah macrocarpa Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4753 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 1.75 air miles southeast of Pioneertown, about 0.5 air mile southwest of where Pioneertown Road crosses Water Canyon. 1130 Comment
  RSA802102  Marah macrocarpa Duncan S. Bell 2010-5-31 1178 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  RSA801860  Marrubium vulgare Duncan S. Bell 2010-5-31 1225 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA0053753  Matricaria discoidea Duncan S. Bell 2010-5-21 1086 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA0122888  Melica frutescens Duncan S. Bell 2016-4-19 9391 San Bernardino Southeastern end of the Bighorn Mountains; the southwestern slopes of Flat Top Mesa, just north of Pipes Wash. 1313 Comment
  RSA489139  Melica frutescens Jeri Hirshberg s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  GMDRC6173  Melica imperfecta J. M. Andre 2014-5-18 28196 San Bernardino Little San Bernardino Mountains: along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns 1221 Comment
  IRVC19179  Melica imperfecta Gordon A. Marsh 1982-4-29 29 9 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19211  Melica imperfecta Gordon A. Marsh 1982-4-16 9 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE corner. Little San Bernardino Mountains 1256 Comment
  RSA0011385  Melica imperfecta Duncan S. Bell 2010-5-31 1200 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA0014921  Melica imperfecta Duncan S. Bell 2013-4-14 4790 San Bernardino Sawtooth Mountains; Water canyon, approximately 1.1 air miles southwest of Chaparrosa Spring. 1303 Comment
  RSA0049561  Melica imperfecta Jim Andre 2014-5-18 28196 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0055843  Melica imperfecta Duncan S. Bell 2014-4-5 6558 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2.3 air miles south of Pioneertown, or about 1.5 air miles east of Chaparrosa Peak. 1336 Comment
  RSA489141  Melica imperfecta Jeri Hirshberg 1988-5-3 s.n. San Bernardino Ca 5 mi NW of Pioneertown near Rimrock, 1.5 -2 miles NW of Pipes Canyon Rd between Gamma Gulch Rd & Roadrunner Rut Rd. 1341 Comment
  RSA512148  Melica imperfecta Ed LaRue, S. Dougherty, S. Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site Comment
  RSA788730  Melica imperfecta Duncan S. Bell, Dorothy DeGennero, Dave Garry, John Katko, Robin Kobaly 2012-4-22 3479 San Bernardino Approximately 4.25 air miles north of Pioneertown, collecting in the valley between Black Lava Butte and Flat Top Mesa as part of the 2012 Buttes Bioblitz. 1224 Comment
  RSA802004  Melica imperfecta Duncan S. Bell, Amanda Turek 2010-5-30 1152 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1 air mile northeast of Chaparrosa Peak. 1499 Comment
  UCR260186  Melica imperfecta Duncan S. Bell 2010-5-31 1200 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; c. 1.25 air mile southwest of Pioneertown, and c. 0.5 air mile NW of Chaparrosa Spring 1281 Comment
  UCR267820  Melica imperfecta Jim Andre 2014-5-18 28196 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR274504  Melica imperfecta Duncan S. Bell 2014-4-5 6558 San Bernardino Western Mojave Desert, Pioneertown Mountains Preserve, Sawtooth Mountains, c. 2.3 air miles south of Pioneertown, or c. 1.5 air miles east of Chaparrosa Peak 1336 Comment
  IRVC29326  Mentzelia Mark A. Elvin 2006-4-1 4673 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  UCR157472  Mentzelia A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16814 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  UCR175633  Mentzelia Mark A. Elvin 2006-4-1 4673 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR175745  Mentzelia Mark A. Elvin 2006-4-1 4722 San Bernardino S Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; north of Pioneertown Rd. in hills near the drainage 1250 Comment
  RSA0062554  Mentzelia affinis Duncan S. Bell 2013-12-28 6096 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Water Canyon, about 0.75 air mile south of Chaparrosa Spring. 1268 Comment
  RSA0031460  Mentzelia albicaulis Duncan S. Bell 2011-4-23 2337 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0047433  Mentzelia albicaulis Duncan S. Bell 2014-4-25 6623 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0048775  Mentzelia albicaulis J. M. Andre 2014-5-8 29408 San Bernardino Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0094760  Mentzelia albicaulis Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31099 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1140 Comment
  RSA0120866  Mentzelia albicaulis Duncan S. Bell 2016-4-17 9346 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA479839  Mentzelia albicaulis Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA774655  Mentzelia albicaulis Duncan S. Bell, Donna Thomas 2011-5-20 2482 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  RSA774765  Mentzelia albicaulis Duncan S. Bell, Donna Thomas 2011-5-20 2490 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  RSA801850  Mentzelia albicaulis Duncan S. Bell 2010-5-31 1215 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  UCR157866  Mentzelia albicaulis A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16849 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR233535  Mentzelia albicaulis Jim Andre 2011-5-16 17143 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR267792  Mentzelia albicaulis Jim Andre 2014-5-8 29408 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267848  Mentzelia albicaulis Jim Andre 2014-5-18 28204 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  UCR269083  Mentzelia albicaulis Jim Andre, Tasha La Doux, J. M. Porter 2015-3-31 31098 San Bernardino Little San Bernardino Mountains, along dirt road in Water Canyon, 0.5 mi west of Pioneertown Road, c. 4 mi northwest of Yucca Valley 1140 Comment
  UCR269168  Mentzelia albicaulis Duncan S. Bell 2011-4-23 2337 San Bernardino San Bernardino Mtns/Mojave Desert, Sawtooth Mountains; in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring 1338 Comment
  UCR274393  Mentzelia albicaulis Duncan S. Bell 2014-4-25 6623 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  RSA0047430  Mentzelia involucrata Duncan S. Bell 2014-4-25 6626 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  IRVC20262  Mentzelia jonesii Gordon A. Marsh 1982-4-16 25 25 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains 1244 Comment
  RSA0040161  Mentzelia jonesii Duncan S. Bell 2014-4-25 6610 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0062587  Mentzelia jonesii Duncan S. Bell 2014-4-28 6736 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  RSA479840  Mentzelia jonesii Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  UCR26757  Mentzelia jonesii George K. Helmkamp 1982-5-23 s.n. San Bernardino San Bernardino Mtns/ Mojave Desert, burn area where Pipes Canyon Road meets Pioneertown Road 1311 Comment
  UCR272155  Mentzelia jonesii Duncan S. Bell 2015-3-13 7810 San Bernardino Western Mojave Desert, northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains 1154 Comment
  UCR274847  Mentzelia jonesii Duncan S. Bell 2014-4-28 6736 San Bernardino Pioneertown Mountains Preserve, Pipes Wash, between Black Hill and Flat Top, c. 2.5 air miles north of Pioneertown 1184 Comment
  UCR2999  Mentzelia jonesii Wm. Horn Jr. 1963-3-30 630330- 03 San Bernardino San Bernardino Mtns/ Mojave Desert, 1 mi south of Pipes Canyon Rd., 5 miles north of Pioneertown 1341 Comment
  UCR59920  Mentzelia jonesii Ed LaRue, Sharon Dougherty, S. J. Myers 1989-4-17 s.n. San Bernardino San Bernardino Mtns./Mojave Desert, 0.5 mi west of Bowden Flat, on a stream channel running through Burns Canyon, c. 1 mi SE of town of Rimrock. Pipes Road transverses the site 1341 Comment
  RSA0120861  Mentzelia nitens Duncan S. Bell 2016-4-17 9351 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  UCR157474  Mentzelia nitens A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16820 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  UCR267796  Mentzelia nitens Jim Andre 2014-5-8 29445 San Bernardino San Bernardino Mountains, Near intersection of Pioneertown Road and Pipes Canyon Road, 3.4 miles north of Pioneertown 1306 Comment
  GMDRC6358  Mentzelia ravenii J. M. Andre 2014-5-8 29420 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1113 Comment
  UCR267789  Mentzelia ravenii Jim Andre 2014-5-8 29420 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  CLARK-A1656-818  Mentzelia veatchiana Theo Glenn 1982-5-18 San Bernardino Pioneertown Comment
  GMDRC6084  Mentzelia veatchiana J. M. Andre 2014-5-2 27658 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown 1209 Comment
  GMDRC6867  Mentzelia veatchiana J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31097 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley 1140 Comment
  IRVC19309  Mentzelia veatchiana Gordon A. Marsh 1982-4-15 39 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon Wash. Little San Bernardino Mountains 1076 Comment
  IRVC19310  Mentzelia veatchiana Gordon A. Marsh 1982-4-15 4 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  RSA0011405  Mentzelia veatchiana Duncan S. Bell, Amanda Turek 2010-5-30 1139 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1.25 air miles northeast of Chaparrosa Peak. 1463 Comment
  RSA0094759  Mentzelia veatchiana Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31097 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1140 Comment
  RSA799340  Mentzelia veatchiana Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4731 San Bernardino Sawtooth Mountains; Chaparrosa Wash; approximately 1 air mile southwest of Pioneertown and about 0.4 air mile north of Chaparrosa Spring. 1266 Comment
  UCR233529  Mentzelia veatchiana Jim Andre 2011-5-16 17149 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR267782  Mentzelia veatchiana Jim Andre 2014-5-2 27658 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267830  Mentzelia veatchiana Jim Andre 2014-5-18 28180 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  RSA511324  Microseris lindleyi Maureen H. Pendleton 1988-3-30 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1188 Comment
  IRVC19213  Microseris linearifolia Gordon A. Marsh 1982-4-16 12 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley: NE corner. Little San Bernardino Mountains 1243 Comment
  RSA0050368  Mimetanthe pilosa Duncan S. Bell 2010-5-21 1054 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1252 Comment
  UCR157656  Mimulus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16839 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  UCR157659  Mimulus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16824 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  IRVC19162  Mimulus aurantiacus Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  RSA802208  Mimulus aurantiacus Duncan S. Bell 2010-5-31 1197 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA512150  Mimulus aurantiacus var. pubescens Ed LaRue, Sharon Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  IRVC29331  Mimulus bigelovii Mark A. Elvin 2006-4-1 4679 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  RSA0121864  Mimulus bigelovii Duncan S. Bell 2011-4-23 2353 B San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; along Water Canyon, approximately 0.7 air miles southeast of Chaparrosa Spring and approx. 1.7 air miles southwest of Pioneertown. 1227 Comment
  RSA802212  Mimulus bigelovii Duncan S. Bell 2010-5-31 1205 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  UCR267361  Mimulus bigelovii Jim Andre 2014-5-8 29438 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  GMDRC6869  Mimulus bigelovii var. bigelovii J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31102 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley 1148 Comment
  IRVC19111  Mimulus bigelovii var. bigelovii Gordon A. Marsh 1982-4-16 19 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains 1254 Comment
  IRVC19226  Mimulus bigelovii var. bigelovii Gordon A. Marsh 1982-4-16 4 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains 1254 Comment
  RSA0094764  Mimulus bigelovii var. bigelovii Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31102 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley. 1148 Comment
  IRVC20303  Mimulus fremontii Gordon A. Marsh 1982-6-3 39 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  RSA489142  Mimulus fremontii Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA512174  Mimulus fremontii Ed LaRue, Sharon Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA652819  Mimulus fremontii Colleen Callan 1992-5-2 14 Riverside Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1250 Comment
  UCR16708  Mimulus fremontii var. fremontii J. R. Olson 1969-5-18 016 San Bernardino Mojave Desert/San Bernardino Mtns., at junction of Rimrock Road and Pipes Road (c. 6 miles from Yucca Valley) 1220 Comment
  RSA0050363  Mimulus guttatus Duncan S. Bell 2010-5-21 1081 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA0050366  Mimulus guttatus Duncan S. Bell 2010-5-21 1052 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1252 Comment
  UCR274227  Mimulus guttatus Duncan S. Bell 2010-5-21 1052 San Bernardino San Bernardino Mountains, Pioneertown Mountains Preserve, Sawtooth Mountains, an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash 1252 Comment
  IRVC19259  Mimulus parishii Gordon A. Marsh 1982-4-15 35 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon, wash edge. Little San Bernardino Mountains 1078 Comment
  IRVC29752  Mimulus parishii Mark A. Elvin 2006-10-23 5223 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  RSA0050362  Mimulus parishii Duncan S. Bell 2010-5-21 1083 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA0050367  Mimulus parishii Duncan S. Bell 2010-5-21 1053 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1252 Comment
  IRVC29746  Mimulus pilosus Mark A. Elvin 2006-10-23 5224 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  IRVC19303  Mimulus rubellus Gordon A. Marsh 1982-4-16 6 6 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; loop from campground to SE corner. Little San Bernardino Mountains 1256 Comment
  RSA0050364  Mimulus rubellus Duncan S. Bell 2010-5-21 1082 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA0025641  Minuartia douglasii Duncan S. Bell 2011-4-23 2306 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0031461  Mirabilis bigelovii Duncan S. Bell 2011-4-23 2336 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA567429  Mirabilis bigelovii George K. Helmkamp 1993-9-12 23 -2 San Bernardino Along the edge of Burns Canyon. 1372 Comment
  RSA0047403  Mirabilis bigelovii var. bigelovii Duncan S. Bell 2014-4-25 6633 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA780966  Mirabilis bigelovii var. bigelovii Jim Andre 2011-5-16 17184 San Bernardino Little San Bernardino Mountain, just north of Pioneertown along Pioneertown Road (north side) 6.1 miles NNW of Hwy. 62 (at Yucca Valley) 1239 Comment
  UCR233494  Mirabilis bigelovii var. bigelovii Jim Andre 2011-5-16 17184 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  IRVC19214  Mirabilis laevis Gordon A. Marsh 1982-4-16 13 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE corner. Little San Bernardino Mountains 1256 Comment
  IRVC19220  Mirabilis laevis Gordon A. Marsh 1982-4-16 18 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; SE corner. Little San Bernardino Mountains 1256 Comment
  IRVC19327  Mirabilis laevis Gordon A. Marsh 1982-6-3 29 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20266  Mirabilis laevis Gordon A. Marsh 1982-6-3 51 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  RSA0027999  Mirabilis laevis var. crassifolia Duncan S. Bell 2010-5-31 1223 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA0097530  Mirabilis laevis var. crassifolia Duncan S. Bell 2015-3-13 7835 San Bernardino Collecting in the valley between Black Lava Butte and Flat Top Mesa at the southeastern end of the Bighorn Mountains. 1205 Comment
  RSA0034343  Mirabilis laevis var. villosa Jim Andre 2014-5-18 28211 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  RSA0047967  Mirabilis laevis var. villosa Jim Andre 2014-5-2 27667 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0050444  Mirabilis laevis var. villosa J. M. Andre 2014-5-8 29419 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  SD248204  Mirabilis laevis var. villosa J. M. Andre 2014-5-2 27667 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 3.6 miles NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mile south of Pioneertown, at foot of hills. Yucca Valley North 7.5'Q 1209 Comment
  UCR267349  Mirabilis laevis var. villosa Jim Andre 2014-5-8 29419 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267775  Mirabilis laevis var. villosa Jim Andre 2014-5-2 27667 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267843  Mirabilis laevis var. villosa Jim Andre 2014-5-18 28211 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  RSA0027847  Mollugo cerviana Duncan S. Bell 2012-9-8 4121 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0036334  Mollugo cerviana Duncan S. Bell 2014-10-14 7632 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; southwestern section of range, about 3 air miles southwest of Pioneertown. 1353 Comment
  RSA0038654  Monardella linoides Duncan S. Bell 2010-5-21 1043 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA787703  Monardella linoides Duncan S. Bell 2012-5-8 3620 San Bernardino Black Hill; approximately 1.25 air miles northwest of Pioneetown. 1270 Comment
  CAS-BOT-BC215625  Monardella linoides subsp. linoides Mark A. Elvin 2006-4-1 4727 San Bernardino Pipes Canyon Preserve, N of Pioneer town Road, in hills near drainage, Rimrock 7.5', Southern Mojave Desert, Little San Bernardino Mtns. 1249 Comment
  IRVC29339  Monardella linoides subsp. linoides Mark A. Elvin 2006-4-1 4686 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29487  Monardella linoides subsp. linoides Mark A. Elvin 2006-4-1 4727 San Bernardino Pipes Canyon Preserve; N of Pioneertown Road; in hills near drainage. Southern Mojave Desert, Little San Bernardino Mtns 1250 Comment
  OBI2159  Monardella linoides subsp. linoides P. A. Holden 1969-6-7 928 San Bernardino Just N of Pioneer Town Comment
  RSA764370  Monardella linoides subsp. linoides L. M. Prince, Bart O'Brien 2008-6-20 507 -A San Bernardino Pipes Canyon. NW of Pioneertown. 1230 Comment
  RSA764371  Monardella linoides subsp. linoides L. M. Prince, Bart O'Brien 2008-6-20 507 -B San Bernardino Pipes Canyon. NW of Pioneertown. 1230 Comment
  RSA764372  Monardella linoides subsp. linoides L. M. Prince, Bart O'Brien 2008-6-20 507 -C San Bernardino Pipes Canyon. NW of Pioneertown. 1230 Comment
  RSA764373  Monardella linoides subsp. linoides L. M. Prince, Bart O'Brien 2008-6-20 507 -D San Bernardino Pipes Canyon. NW of Pioneertown. 1230 Comment
  RSA771488  Monardella linoides subsp. linoides Mark A. Elvin 2006-4-1 4727 San Bernardino Little San Bernardino Mtns: Pipes Canyon Preserve; north of Pioneertown Rd. in hills near the drainage 1250 Comment
  SD237503  Monardella linoides subsp. linoides Mark A. Elvin 2006-4-1 4727 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; N of Pioneertown Road; in hills near drainage. 1250 Comment
  UCR175756  Monardella linoides subsp. linoides Mark A. Elvin 2006-4-1 4686 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR220070  Monardella linoides subsp. linoides Mark A. Elvin 2006-4-1 4727 San Bernardino S Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; north of Pioneertown Rd. in hills near the drainage 1250 Comment
  UCR220073  Monardella linoides subsp. linoides Mark A. Elvin 2006-4-1 4668 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  RSA0018593  Monardella robisonii Duncan S. Bell, Amanda Bell, Evan Bell 2013-1-31 4459 San Bernardino The hidden valley between Black Lava Butte and Flat Top, about 0.8 air mile north of Pipes Wash or about 4 air miles north of Pioneertown. 1284 Comment
  RSA0027925  Monardella robisonii Duncan S. Bell, Amanda Turek 2010-9-4 1922 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA788733  Monardella robisonii Duncan S. Bell, Dorothy DeGennero, Dave Garry, John Katko, Robin Kobaly 2012-4-22 3476 San Bernardino Approximately 4.25 air miles north of Pioneertown, collecting in the valley between Black Lava Butte and Flat Top Mesa as part of the 2012 Buttes Bioblitz. 1224 Comment
  IRVC19156  Monoptilon bellidiforme Gordon A. Marsh 1982-4-15 26 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19169  Monoptilon bellidiforme Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  RSA0104938  Monoptilon bellidiforme Duncan S. Bell 2015-3-13 7814 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  RSA509869  Monoptilon bellidiforme Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5 miles NW of Pioneertown near Rimrock, 1.5 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road 1341 Comment
  RSA0036331  Muhlenbergia asperifolia Duncan S. Bell 2014-10-14 7629 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; southwestern section of range, about 3 air miles southwest of Pioneertown. 1353 Comment
  RSA799368  Muhlenbergia asperifolia Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4743 San Bernardino Sawtooth Mountains; collecting in Water Canyon approximately 1.8 air miles southwest of Pioneertown and about 0.6 air mile south of Chaparrosa Spring. 1242 Comment
  SD247554  Muhlenbergia asperifolia Duncan S. Bell 2014-10-14 7629 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; southwestern section of range, about 3 air miles southwest of Pioneertown. A small localized spring. 1353 Comment
  UCR274232  Muhlenbergia asperifolia Duncan S. Bell 2014-10-14 7629 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve, southwestern section of range, c. 3 air miles southwest of Pioneertown 1353 Comment
  UCR82889  Muhlenbergia asperifolia A. C. Sanders, S. D. White, C. L. Sanders 1994-10-9 15824 San Bernardino San Bernardino Mtns., Pipes Canyon, lower part of canyon from the gauging station upstream c. 1 mile 1402 Comment
  IRVC29730  Muhlenbergia rigens Mark A. Elvin 2006-10-23 5206 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  RSA0027537  Muhlenbergia rigens Duncan S. Bell, Amanda Turek 2010-9-5 1937 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532 Comment
  RSA516740  Muhlenbergia rigens Ed LaRue, S. Doughertym, S. Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site Comment
  RSA798844  Muhlenbergia rigens Duncan S. Bell 2012-10-8 4347 San Bernardino Sawtooth Mountains; Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring, or approximately 1.8 air miles southwest of where Water Canyon crosses Pioneertown Road. 1172 Comment
  UCR245666  Muhlenbergia rigens Duncan S. Bell 2012-10-8 4347 San Bernardino San Bernardino Mountains, Sawtooth Mountains, Water Canyon, c. 1.3 air miles southeast of Chaparrosa Spring, or c. 1.8 air miles southwest of where Water Canyon crosses Pioneertown Road 1172 Comment
  UCR269187  Muhlenbergia rigens Duncan S. Bell, Amanda Turek 2010-9-5 1937 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chuparrosa Peak, about 3.5 miles west of Pioneertown 1532 Comment
  RSA0025180  Nama demissa Duncan S. Bell 2011-4-23 2301 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0028115  Nama demissa Duncan S. Bell 2012-5-3 3580 San Bernardino Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown. 1575 Comment
  RSA0047432  Nama demissa Duncan S. Bell 2014-4-25 6624 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0104384  Nama demissa Duncan S. Bell 2015-3-13 7813 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  RSA509878  Nama demissa Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA802007  Nama demissa Duncan S. Bell, Amanda Turek 2010-5-30 1156 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1 air mile northeast of Chaparrosa Peak. 1499 Comment
  RSA802213  Nama demissa Duncan S. Bell 2010-5-31 1207 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA0034344  Nama demissa var. demissa Jim Andre 2014-5-18 28208 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  UCR267785  Nama demissa var. demissa Jim Andre 2014-5-2 27671 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267805  Nama demissa var. demissa Jim Andre 2014-5-8 29403 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  CAS-BOT-BC492922  Nemacladus Duncan S. Bell 2014-4-28 6734 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top. approx. 2.5 air i N of Pioneertown 1184 Comment
  RSA0038662  Nemacladus Duncan S. Bell 2010-5-21 1034 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA0040164  Nemacladus Duncan S. Bell 2014-4-25 6607 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0040263  Nemacladus Duncan S. Bell 2014-4-28 6734 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  RSA0053760  Nemacladus Duncan S. Bell 2010-5-21 1069 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  RSA0120863  Nemacladus Duncan S. Bell 2016-4-17 9349 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0011408  Nemacladus glanduliferus Duncan S. Bell, Amanda Turek 2010-5-30 1136 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1.25 air miles northeast of Chaparrosa Peak. 1463 Comment
  UCR157476  Nemacladus longiflorus var. breviflorus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16823 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  RSA0121862  Nemacladus ramosissimus Duncan S. Bell 2011-4-23 2356 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; along Water Canyon, approximately 0.5 air mile south of Chaparrosa Spring and approx. 1.9 air miles southwest of Pioneertown. 1248 Comment
  UCR26803  Nemacladus rubescens George K. Helmkamp 1982-5-23 s.n. San Bernardino San Bernardino Mtns/ Mojave Desert, burn area where Pipes Canyon Road meets Pioneertown Road 1311 Comment
  IRVC19157  Nemacladus sigmoideus Gordon A. Marsh 1982-4-29 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC20286  Nemacladus sigmoideus Gordon A. Marsh 1982-6-3 47 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  RSA0075589  Nemacladus sigmoideus Jim Andre 2014-5-2 27682 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA479835  Nemacladus sigmoideus Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5 miles NW of Pioneertown near Rimrock, 1.5 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  SEINET3417799  Nemacladus sigmoideus Andrew C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16828 San Bernardino San Bernardino Mtns; Rimrock, 4.1 mi north of Pioneertown, dirt track W from Rimrock Road, south of Burns Canyon 1341 Comment
  UCR158125  Nemacladus sigmoideus A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16828 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  UCR233515  Nemacladus sigmoideus Jim Andre 2011-5-16 17163 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  POM173472  Nemacladus tenuis var. tenuis Marcus E. Jones 1927-4-12 s.n. San Bernardino The Pipes, near Morongo Valley. Comment
  RSA0022321  Nemophila menziesii Duncan S. Bell 2011-4-23 2326 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  UCR175540  Nemophila menziesii subsp. integrifolia Mark A. Elvin 2006-4-1 4670 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  IRVC19117  Nemophila menziesii var. integrifolia Gordon A. Marsh 1982-4-15 42 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; bottom of 1st draw Railroad Canyon. Little San Bernardino Mountains 1078 Comment
  IRVC19118  Nemophila menziesii var. integrifolia Gordon A. Marsh 1982-4-15 42 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; bottom of 1st draw Railroad Canyon. Little San Bernardino Mountains 1078 Comment
  IRVC19119  Nemophila menziesii var. integrifolia Gordon A. Marsh 1982-4-15 42 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; bottom of 1st draw Railroad Canyon. Little San Bernardino Mountains 1078 Comment
  IRVC19153  Nemophila menziesii var. integrifolia Gordon A. Marsh 1982-4-15 23 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon Wash. Little San Bernardino Mountains 1076 Comment
  IRVC29323  Nemophila menziesii var. integrifolia Mark A. Elvin 2006-4-1 4670 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  SD220069  Nemophila menziesii var. integrifolia Mark A. Elvin 2006-4-1 4670 San Bernardino Little San Bernardino Mountains; Pipes Canyon Preserve; Sorrel Horse Canyon, south of Pioneertown Road along wash and ridge to the south. 1220 Comment
  RSA0094763  Nemophila menziesii var. menziesii Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31101 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley. 1148 Comment
  IRVC19124  Nicolletia occidentalis Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  IRVC20267  Nicolletia occidentalis Gordon A. Marsh 1982-6-3 52 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20281  Nicolletia occidentalis Gordon A. Marsh 1982-6-3 44 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  OBI76776  Nicolletia occidentalis James M. Andre 2010-11-10 15467 San Bernardino Little San Bernardino Mts: along Pioneertown Rd, 2.6 mi N of Yucca Valley 1135 Comment
  RSA0025254  Nicolletia occidentalis Duncan S. Bell 2012-9-8 4124 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0038661  Nicolletia occidentalis Duncan S. Bell 2010-5-21 1050 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1239 Comment
  RSA0050447  Nicolletia occidentalis J. M. Andre 2014-5-8 29414 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA512126  Nicolletia occidentalis Ed LaRue, Steve Myers, S. Dougherty 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA800261  Nicolletia occidentalis J. Andre 2010-11-10 15467 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 2.6 miles N of Yucca Valley, west side of road 1135 Comment
  UCR233536  Nicolletia occidentalis Jim Andre 2011-5-16 17142 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR236328  Nicolletia occidentalis Jim Andre 2010-11-10 15467 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  UCR26765  Nicolletia occidentalis George K. Helmkamp 1982-5-23 s.n. San Bernardino San Bernardino Mtns/ Mojave Desert, burn area where Pipes Canyon Road meets Pioneertown Road 1311 Comment
  UCR267851  Nicolletia occidentalis Jim Andre 2014-5-18 28201 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  UCR35827  Nicolletia occidentalis A. C. Sanders 1984-8-3 5114 San Bernardino San Bernardino Mtns./Mojave Desert, east end of the San Bernardino Mtns., c. 2 mi NW of Yucca Valley on Pioneertown Road 1098 Comment
  UCR59919  Nicolletia occidentalis Ed LaRue, S. Dougherty, S. Meyers 1989-4-17 s.n. San Bernardino San Bernardino Mtns./Mojave Desert, 0.5 mi west of Bowden Flat, on a stream channel running through Burns Canyon, c. 1 mi SE of town of Rimrock. Pipes Road transverses the site 1341 Comment
  RSA801858  Nicotiana acuminata var. multiflora Duncan S. Bell 2010-5-31 1224 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA0060796  Nicotiana attenuata Duncan S. Bell 2014-10-14 7616 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  RSA0026025  Nicotiana obtusifolia Duncan S. Bell 2012-9-8 4137 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0050546  Nicotiana obtusifolia Duncan S. Bell 2014-10-14 7642 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the western section of range. 1398 Comment
  RSA479828  Nicotiana obtusifolia Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5 miles NW of Pioneertown near Rimrock, 1.5 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  UCR274244  Nicotiana obtusifolia Duncan S. Bell 2014-10-14 7642 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve, a small spring in the western section of range 1398 Comment
  IRVC29731  Nicotiana quadrivalvis Mark A. Elvin 2006-10-23 5207 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  RSA124219  Nolina parryi Percy C. Everett, E. K. Balls 1959-5-4 23096 San Bernardino 4.9 miles NW from Yucca Valley on road to Pioneer Town. 1220 Comment
  RSA615787  Nolina parryi James C. Dice 1985-6-2 608 San Bernardino East edge of Sawtooths, along road between Yucca Valley and Pioneertown, 5.1 km north of Highway 62. 1175 Comment
  RSA643659  Nolina parryi James C. Dice 1985-6-2 606 San Bernardino East edge of Sawtooths, along road between Yucca Valley and Pioneertown, 5.1 km north of Highway 62. 1175 Comment
  RSA643660  Nolina parryi James C. Dice 1985-6-2 607 San Bernardino East edge of Sawtooths, along road between Yucca Valley and Pioneertown, 5.1 km north of Highway 62. 1175 Comment
  RSA711161  Nolina parryi James C. Dice 1985-6-2 606 San Bernardino East edge of Sawtooths, along road between Yucca Valley and Pioneertown, 5.1 km north of Highway 62. 1175 Comment
  RSA802002  Nolina parryi Duncan S. Bell, Amanda Turek 2010-5-30 1150 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1.25 air miles northeast of Chaparrosa Peak. 1463 Comment
  SD142032  Nolina parryi James C. Dice 1985-6-2 607 San Bernardino E edge of Sawtooths, along road between Yucca Valley and Pioneertown, 5.1 km N of Hwy. 62 1175 Comment
  SD142033  Nolina parryi James C. Dice 1985-6-2 607 San Bernardino E edge of Sawtooths, along road between Yucca Valley and Pioneertown, 5.1 km N of Hwy. 62 1175 Comment
  SD142038  Nolina parryi James C. Dice 1985-6-2 606 San Bernardino E edge of Sawtooths, along road between Yucca Valley and Pioneertown, 5.1 km N of Hwy. 62 1175 Comment
  SD142039  Nolina parryi James C. Dice 1985-6-2 608 San Bernardino E edge of Sawtooths, along road between Yucca Valley and Pioneertown, 5.1 km N of Hwy. 62 1175 Comment
  SEINET2059550 Image available Nolina parryi Howard S. Gentry, L. McGill 1976-7-9 23663 San Bernardino Between Yucca Valley and Pioneertown 914 Comment
  UC1080256  Nolina parryi P. C. Everett and E. K. Balls 1958-5-4 23096 San Bernardino 4.9 mi nw Yucca Villa (on road to Pioneer Town) 1219 Comment
  UCR152561  Nolina parryi James C. Dice 1985-6-2 607 San Bernardino Mojave Desert, E edge of Sawtooths along the road between Yucca Valley and Pioneertown, 5.1 km north of Hwy 62 1175 Comment
  UCR233497  Nolina parryi Jim Andre 2011-5-16 17181 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR35826  Nolina parryi A. C. Sanders 1984-8-3 5115 San Bernardino San Bernardino Mtns./Mojave Desert, east end of the San Bernardino Mtns., c. 2 mi NW of Yucca Valley on Pioneertown Road 1098 Comment
  RSA802122  Oenothera californica Duncan S. Bell 2010-5-31 1166 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  IRVC20268  Oenothera californica subsp. avita Gordon A. Marsh 1982-6-3 53 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  RSA0049559  Oenothera californica subsp. avita Jim Andre 2014-5-18 28200 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  UCSB38367  Oenothera californica subsp. avita Leen, Rosemary 1977-5-24 San Bernardino Skyline Ranch Road 914 Comment
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Nov 27 2014
  RSA511555  Oenothera californica subsp. californica Ed LaRue, S. Dougherty, S. Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  UCR267648  Oenothera californica subsp. californica Jim Andre 2014-5-8 29413 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  CLARK-A1528-3351  Oenothera hookeri John C. Roos 1946-10-5 3106 San Bernardino San Bernardino Mountains 1356 Comment
  RSA0024950  Orobanche parishii Duncan S. Bell 2012-9-8 4148 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0094423  Orobanche parishii Duncan S. Bell 2015-10-2 8707 San Bernardino An unnamed canyon on the Pioneertown Mountains Preserve between Pipes Canyon and Burns Canyon. 1366 Comment
  SEINET3244044 Image available Oryzopsis hymenoides G. Helmkamp 1993-1 23 -3 San Bernardino Dry slope along the edge of Burns Canyon. 1372 Comment
  CLARK-A1528-756  Oxytheca trilobata Charlotte Stocks 1966-5-15 San Bernardino Comment
  RSA0027527  Oxytheca trilobata Duncan S. Bell, Amanda Turek 2010-9-5 1946 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532 Comment
  RSA0042893  Oxytheca trilobata Duncan S. Bell 2014-4-5 6553 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2.3 air miles south of Pioneertown, or about 1.5 air miles east of Chaparrosa Peak. 1336 Comment
  RSA0053745  Oxytheca trilobata Duncan S. Bell 2010-5-21 1075 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  RSA802369  Oxytheca trilobata Duncan S. Bell 2010-5-31 1195 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  UCR274204  Oxytheca trilobata Duncan S. Bell 2010-5-21 1075 San Bernardino San Bernardino Mountains, Pioneertown Mountains Preserve, Sawtooth Mountains, just to the west of Chaparrosa Wash, c. 1.4 air miles southwest of Pioneertown 1281 Comment
  UCR86669  Oxytheca trilobata A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16821 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  VVC416  Oxytheca trilobata A. C. Sanders 1995-4-30 16821 San Bernardino San Bernardino Mtns, Rimrock, 4.1 mi N of Pioneertown, dirt track W from Rimrock Road, S of Burns Canyon 1372 Comment
  CDA23113  Panicum capillare Mark A. Elvin 2006-10-23 5221 San Bernardino Southern Mojave Desert; Little San Bernardino Mountains: Pipes Canyon Preserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Comment
  CAS-BOT-BC421679  Pappostipa speciosa Sarah J. De Groot; Cheryl Sevilla 2014-5-14 7110 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. 1241 Comment
  RSA0028229  Pectis papposa Duncan S. Bell 2012-9-8 4118 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0054037  Pectis papposa Duncan S. Bell 2014-10-14 7633 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; southwestern section of range, about 3 air miles southwest of Pioneertown. 1353 Comment
  IRVC29316  Pectocarya Mark A. Elvin 2006-4-1 4663 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC29475  Pectocarya heterocarpa Mark A. Elvin 2006-4-1 4704 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  UCR175513  Pectocarya linearis Mark A. Elvin 2006-4-1 4663 A San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR269081  Pectocarya linearis Jim Andre, Tasha La Doux, J. M. Porter 2015-3-31 31089 San Bernardino Little San Bernardino Mountains, along dirt road in Water Canyon, 0.5 mi west of Pioneertown Road, c. 4 mi northwest of Yucca Valley 1140 Comment
  GMDRC6085  Pectocarya linearis subsp. ferocula J. M. Andre 2014-5-2 27659 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown 1209 Comment
  GMDRC6864  Pectocarya linearis subsp. ferocula J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31089 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley 1140 Comment
  RSA0022317  Pectocarya linearis subsp. ferocula Duncan S. Bell 2011-4-23 2322 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0040262  Pectocarya linearis subsp. ferocula Duncan S. Bell 2014-4-28 6735 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  RSA0042891  Pectocarya linearis subsp. ferocula Duncan S. Bell 2014-4-5 6551 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2.3 air miles south of Pioneertown, or about 1.5 air miles east of Chaparrosa Peak. 1336 Comment
  RSA0120229  Pectocarya linearis subsp. ferocula Duncan S. Bell 2016-3-13 8917 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  RSA799341  Pectocarya linearis subsp. ferocula Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4732 San Bernardino Sawtooth Mountains; Chaparrosa Wash; approximately 1 air mile southwest of Pioneertown and about 0.4 air mile north of Chaparrosa Spring. 1266 Comment
  UCR267781  Pectocarya linearis subsp. ferocula Jim Andre 2014-5-2 27659 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267855  Pectocarya linearis subsp. ferocula Jim Andre 2014-5-18 28187 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR272054  Pectocarya linearis subsp. ferocula Duncan S. Bell 2015-3-13 7843 San Bernardino Western Mojave Desert, valley between Black Lava Butte and Flat Top Mesa at the southeastern end of the Bighorn Mountains 1205 Comment
  IRVC19197  Pectocarya penicillata Gordon A. Marsh 1982-4-15 6 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  RSA0094155  Pectocarya penicillata Duncan S. Bell 2015-3-14 7858 B San Bernardino The southeast side of Black Lava Butte, west of Flat Top Mesa, at the southeastern end of the Bighorn Mountains. 1338 Comment
  RSA0123188  Pectocarya penicillata Duncan S. Bell 2016-4-19 9406 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1203 Comment
  RSA509870  Pectocarya penicillata Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5 mi NW of Pioneertown near Rimrock, 1.5 -2 miles NW of Pipes Canyon Rd between Gamma Gulch Rd and Roadrunner Rut Rd. 1341 Comment
  UCR175510  Pectocarya penicillata Mark A. Elvin 2006-4-1 4663 B San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  RSA0122732  Pectocarya peninsularis Duncan S. Bell 2016-4-19 9415 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  IRVC29490  Pectocarya platycarpa Mark A. Elvin 2006-4-1 4730 San Bernardino Pipes Canyon Preserve; N of Pioneertown Road; in hills near drainage. Southern Mojave Desert, Little San Bernardino Mtns 1250 Comment
  RSA0104933  Pectocarya recurvata Duncan S. Bell 2015-3-13 7800 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  CLARK-A1656-801  Pectocarya setosa Theo Glenn 1982-5-18 San Bernardino Pioneertown Comment
  RSA0011404  Pectocarya setosa Duncan S. Bell, Amanda Turek 2010-5-30 1140 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1.25 air miles northeast of Chaparrosa Peak. 1463 Comment
  RSA0038663  Pectocarya setosa Duncan S. Bell 2010-5-21 1035 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Sorrel Horse Canyon, a short distance from Pioneertown Road. 1243 Comment
  RSA0040160  Pectocarya setosa Duncan S. Bell 2014-4-25 6611 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0053713  Pectocarya setosa Duncan S. Bell 2010-5-21 1072 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  RSA0067610  Pectocarya setosa Jim Andre 2014-5-18 28171 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0104934  Pectocarya setosa Duncan S. Bell 2015-3-13 7805 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  RSA479819  Pectocarya setosa Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5 mi NW of Pioneertown near Rimrock, 1.5 -2 miles NW of Pipes Canyon Rd between Gamma Gulch Rd and Roadrunner Rut Rd. 1341 Comment
  RSA645417  Pectocarya setosa A. C. Sanders, G. L. Helmkamp 1995-4-30 16881 San Bernardino San Bernardino Mountains: Burns Canyon, 2.1 miles above Rimrock Rd., just below Burns Spring. 1530 Comment
  SD233779  Pectocarya setosa A. C. Sanders, G. Helmkamp, L. Helmkamp 1995-4-30 16881 Riverside San Bernardino Mountains: Burns Canyon , 2.1 miles above Rimrick Rd, just below Burns Spring. 1530 Comment
  UCR175750  Pectocarya setosa Mark A. Elvin 2006-4-1 4715 San Bernardino S Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; north of Pioneertown Rd. in hills near the drainage 1250 Comment
  UCR175767  Pectocarya setosa Mark A. Elvin 2006-4-1 4721 San Bernardino S Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; north of Pioneertown Rd. in hills near the drainage 1250 Comment
  UCR233532  Pectocarya setosa Jim Andre 2011-5-16 17146 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  RSA802207  Pellaea mucronata Duncan S. Bell 2010-5-31 1196 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA0022306  Pellaea mucronata subsp. californica Duncan S. Bell 2011-4-23 2310 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0025109  Pellaea mucronata subsp. californica Duncan S. Bell 2012-3-17 3158 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  IRVC19225  Pellaea mucronata subsp. mucronata Gordon A. Marsh 1982-4-16 5 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains 1254 Comment
  GMDRC6871  Pellaea mucronata var. mucronata J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31105 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley 1148 Comment
  RSA0094766  Pellaea mucronata var. mucronata Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31105 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley. 1148 Comment
  RSA0120320  Pennisetum setaceum Duncan S. Bell 2016-3-13 8922 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.5 air miles southeast of Chaparrosa Spring. 1162 Comment
  RSA0028336  Penstemon centranthifolius Duncan S. Bell 2012-5-3 3586 San Bernardino Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown. 1575 Comment
  RSA0121861  Penstemon centranthifolius Duncan S. Bell 2011-4-23 2357 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; along Water Canyon, approximately 0.5 air mile south of Chaparrosa Spring and approx. 1.9 air miles southwest of Pioneertown. 1248 Comment
  UCR269173  Penstemon centranthifolius Duncan S. Bell 2012-5-3 3586 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown 1575 Comment
  CAS-BOT-BC239092  Penstemon incertus Richard M. Straw 1959-5-9 1565 San Bernardino Pioneertown, north of Yucca Valley; Mojave Desert 1219 Comment
  CLARK-A1528-5741  Penstemon incertus John C. Roos 1947-8-2 3734 San Bernardino Burns Canyon 1280 Comment
  CLARK-A1528-5742  Penstemon incertus John C. Roos 1947-8-2 3734 San Bernardino Burns Canyon 1280 Comment
  GMDRC5030  Penstemon incertus J. Andre 2011-5-16 17174 San Bernardino Little San Bernardino Mountains: just north of Pioneertown along Pioneertown Rd (north side) 6.1 mi. NNW of Hwy 62 (at Yucca Valley) 1239 Comment
  GMDRC6175  Penstemon incertus J. M. Andre 2014-5-18 28226 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown 1197 Comment
  IRVC19107  Penstemon incertus Gordon A. Marsh 1982-6-3 11 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC28355  Penstemon incertus Mark A. Elvin, Andy C. Elvin, Katie Rose Elvin 2005-9-24 4574 San Bernardino E of Pioneertown in wash N of Ridgeline Road. Southern Mojave Desert, Little San Bernardino Mtns 1128 Comment
  OBI2148  Penstemon incertus P. A. Holden 1969-6-28 959 San Bernardino 4 mi N of Yucca Valley along Pioneer Town Rd Comment
  RSA0047601  Penstemon incertus Jim Andre 2014-5-18 28226 San Bernardino Little San Bernardino Mountains: along dirt road (A Avenue), 1.4 mi. east of Pioneertown. 1196 Comment
  RSA45218  Penstemon incertus J. C. Roos, L. Roos 1949-5-14 4299 San Bernardino 5 miles west of The Windmill; Burns-Pipes Wash, east end San Bernardino Mts. 1220 Comment
  RSA780964  Penstemon incertus Jim Andre 2011-5-16 17174 San Bernardino Little San Bernardino Mountain, just north of Pioneertown along Pioneertown Road (north side) 6.1 miles NNW of Hwy. 62 (at Yucca Valley) 1239 Comment
  RSA787657  Penstemon incertus Duncan S. Bell 2012-5-8 3622 San Bernardino Black Hill; approximately 1.25 air miles northwest of Pioneetown. 1270 Comment
  SEINET8197516  Penstemon incertus Jim Andre 2011-1 17174 San Bernardino Little San Bernardino Mountains; just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valle. 7.5' Quad: Rimrock. 1239 Comment
  SFV17412  Penstemon incertus M. S. Valenzuela, P. Wilson, G. Aldridge, H. Crandall 1998-6-7 77 dup. San Bernardino Pioneertown Road, on roadside. 1067 Comment
  SFV17413  Penstemon incertus M. S. Valenzuela, P. Wilson, G. Aldridge, H. Crandall 1998-6-7 77 San Bernardino Pioneertown Road, on roadside. 1067 Comment
  UCR16012  Penstemon incertus B. A. Carlson 1978-5-26 s.n. San Bernardino Mojave Desert, c. 1 mile west of Pioneertown along Pioneer Pass Road 1220 Comment
  UCR169329  Penstemon incertus Mark A. Elvin, A. Elvin, K. Elvin 2005-9-24 4574 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns, east of Pioneertown in wash north of Ridgeline Road 1128 Comment
  UCR233504  Penstemon incertus Jim Andre 2011-5-16 17174 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR26751  Penstemon incertus George K. Helmkamp 1982-5-23 s.n. San Bernardino San Bernardino Mtns/ Mojave Desert, burn area where Pipes Canyon Road meets Pioneertown Road 1311 Comment
  UCR267852  Penstemon incertus Jim Andre 2014-5-18 28226 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  UCSB31538  Penstemon incertus Straw, Richard 1959-5-9 San Bernardino Pioneertown; north of Yucca Valley; Mohave desert 1219 Comment
  RSA0124388  Pentagramma triangularis Duncan S. Bell 2016-4-17 9342 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  POM68976  Petalonyx thurberi E. C. Jaeger, D. D. Keck 1925-10-3 245 San Bernardino The Pipes Wash near Morongo Valley. 1159 Comment
  IRVC19127  Petalonyx thurberi subsp. thurberi Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  IRVC19292  Petalonyx thurberi subsp. thurberi Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  RSA782028  Petalonyx thurberi subsp. thurberi Duncan S. Bell, Amanda Bell 2011-10-8 2971 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  POM147597  Peucephyllum schottii Marcus E. Jones 1927-4-12 s.n. San Bernardino The Pipes, near Morongo Valley. Comment
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Sep 17 2011
  RSA0040266  Phacelia affinis Duncan S. Bell 2014-4-28 6731 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  RSA0043203  Phacelia affinis Duncan S. Bell 2010-5-31 1211 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  UCR157657  Phacelia affinis A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16842 San Bernardino San Bernardino Mtns. / Mojave Desert, Pioneertown Road, 1.9 miles north of Yucca Valley (at Yucca Trail), 2.1 miles south of Pioneertown, Water Canyon 1125 Comment
  RSA479838  Phacelia campanularia Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  IRVC29734  Phacelia campanularia subsp. vasiformis Mark A. Elvin 2006-10-23 5210 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  RSA0022309  Phacelia campanularia subsp. vasiformis Duncan S. Bell 2011-4-23 2314 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0104056  Phacelia campanularia subsp. vasiformis Duncan S. Bell 2015-3-13 7809 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  UCR233498  Phacelia campanularia subsp. vasiformis Jim Andre 2011-5-16 17180 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR267799  Phacelia campanularia subsp. vasiformis Jim Andre 2014-5-8 29415 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  GMDRC6088  Phacelia cryptantha J. M. Andre 2014-5-2 27672 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown 1209 Comment
  RSA0022308  Phacelia cryptantha Duncan S. Bell 2011-4-23 2313 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0047406  Phacelia cryptantha Duncan S. Bell 2014-4-25 6636 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0053756  Phacelia cryptantha Duncan S. Bell 2010-5-21 1089 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA0068163  Phacelia cryptantha J. M. Andre 2014-5-8 29439 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1112 Comment
  RSA0075565  Phacelia cryptantha Jim Andre 2014-5-2 27672 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA479823  Phacelia cryptantha Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA774652  Phacelia cryptantha Duncan S. Bell, Donna Thomas 2011-5-20 2485 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  UCR267363  Phacelia cryptantha Jim Andre 2014-5-8 29439 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267773  Phacelia cryptantha Jim Andre 2014-5-2 27672 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267854  Phacelia cryptantha Jim Andre 2014-5-18 28194 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCR269061  Phacelia cryptantha Jim Andre, Tasha La Doux, J. M. Porter 2015-3-31 31104 San Bernardino Little San Bernardino Mountains, along dirt road in Water Canyon, 1.3 mi west of Pioneertown Road, c. 5 mi northwest of Yucca Valley 1148 Comment
  UCR274387  Phacelia cryptantha Duncan S. Bell 2014-4-25 6636 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  UCR86671  Phacelia cryptantha A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16816 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  IRVC20277  Phacelia curvipes Gordon A. Marsh 1982-4-22 22 22 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campground. Little San Bernardino Mountains Comment
  IRVC29480  Phacelia curvipes Mark A. Elvin 2006-4-1 4711 San Bernardino Pipes Canyon Preserve; South of Pioneertown Road, just over ridge on Chaparrosa Wash. Southern Mojave Desert, Little San Bernardino Mtns 1235 Comment
  RSA0025643  Phacelia curvipes Duncan S. Bell 2011-4-23 2308 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0104091  Phacelia curvipes Duncan S. Bell 2015-3-14 7855 San Bernardino The southeast side of Black Lava Butte, west of Flat Top Mesa, at the southeastern end of the Bighorn Mountains. 1338 Comment
  SD167102  Phacelia curvipes A. C. Sanders, G. K. Helmkamp and E. A. Helmkamp 1995-4-30 16826 San Bernardino San Bernardino Mountains; Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon. 1341 Comment
  UCR157858  Phacelia curvipes A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16826 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  IRVC19116  Phacelia distans Gordon A. Marsh 1982-4-15 41 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; upper Railroad Canyon. Little San Bernardino Mountains 1079 Comment
  IRVC20290  Phacelia distans Gordon A. Marsh 1982-6-3 49 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  RSA0028333  Phacelia distans Duncan S. Bell 2012-5-3 3583 San Bernardino Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown. 1575 Comment
  RSA0047427  Phacelia distans Duncan S. Bell 2014-4-25 6630 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0075564  Phacelia distans Jim Andre 2014-5-2 27670 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0104936  Phacelia distans Duncan S. Bell 2015-3-13 7799 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  RSA780963  Phacelia distans Jim Andre 2011-5-16 17162 San Bernardino Along Pioneertown Road, 7.2 miles NNW of Hwy. 62 (at Yucca Valley) just east of Pipes Canyon, just west of Black Hill. 1301 Comment
  RSA802121  Phacelia distans Duncan S. Bell 2010-5-31 1167 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  UCR233516  Phacelia distans Jim Andre 2011-5-16 17162 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR267774  Phacelia distans Jim Andre 2014-5-2 27670 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  UCR267810  Phacelia distans Jim Andre 2014-5-8 29427 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267832  Phacelia distans Jim Andre 2014-5-18 28175 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  RSA0097396  Phacelia fremontii Duncan S. Bell 2015-3-13 7822 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  RSA0122910  Phacelia fremontii Duncan S. Bell 2016-4-18 9380 San Bernardino Sawtooth Mountains; northwestern section of range, approximately 4 air miles west northwest of Pioneertown, or about 0.8 air mile north of Chaparrosa Peak. 1494 Comment
  RSA509877  Phacelia fremontii Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA0053755  Phacelia lemmonii Duncan S. Bell 2010-5-21 1084 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  POM147943  Phacelia pedicellata Marcus E. Jones 1927-4-12 s.n. San Bernardino The Pipes, near Morongo Valley. Comment
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Sep 17 2011
  IRVC19306  Phacelia ramosissima var. latifolia Gordon A. Marsh 1982-4-15 25 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  CLARK-A1528-4806  Phleum pratense John C. Roos 1946-10-5 3110 San Bernardino San Bernardino Mountains 1356 Comment
  UCR24076  Phleum pratense John C. Roos 1946-10-5 3110 San Bernardino San Bernardino Mtns./Southern Mojave Desert, The Pipes, a desert slope on the E side of the mountains, north of Yucca Valley. At mouth of canyon 1357 Comment
  UCR272125  Pholistoma membranaceum Duncan S. Bell 2015-3-13 7801 San Bernardino Western Mojave Desert, northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains 1154 Comment
  GMDRC6870  Phoradendron bolleanum J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31103 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley 1148 Comment
  RSA0094765  Phoradendron bolleanum Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31103 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley. 1148 Comment
  RSA0104087  Phoradendron bolleanum Duncan S. Bell 2015-3-14 7861 San Bernardino The southeast side of Black Lava Butte, west of Flat Top Mesa, at the southeastern end of the Bighorn Mountains. 1338 Comment
  SD48394  Phoradendron bolleanum E. K. Balls, P. C. Everett 1957-11-13 22808 San Bernardino 2.3 mi. nw. from Pioneer town, road Big bear to Baldwin Lake 1250 Comment
  RSA0121077  Phoradendron californicum Duncan S. Bell 2016-3-13 8914 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  IRVC19239  Phoradendron densum Gordon A. Marsh 1982-4-16 40 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley: NE corner. Little San Bernardino Mountains 1243 Comment
  RSA125888  Phoradendron densum E. K. Balls, Percy C. Everett 1957-11-13 22808 San Bernardino In sun and semishade; grows on Juniperus, occasionally on Quercus; 2.3 mi. NW. from Pioneer Town, road Big Bear and Baldwin Lake. 1250 Comment
  RSA643892  Phoradendron densum A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16806 San Bernardino E San Bernardino Mts./ Mojave Desert: Rimrock, 4.1 mi. N of Pioneertown, along a dirt track W from Rimrock Rd., S of Burns Cyn. 1341 Comment
  UC1080588  Phoradendron densum E. K. Balls and P. C. Everett 1957-11-13 22808 San Bernardino 2.3 mi. n.w. from Pioneer Town (<rd. Big Bear and Baldwin Lake>) 1249 Comment
  UCR175743  Phoradendron densum Mark A. Elvin 2006-4-1 4688 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR86685  Phoradendron densum A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16806 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  VVC511  Phoradendron densum A. C. Sanders 1995-4-30 16806 San Bernardino San Bernardino Mtns, Rimrock, 4.1 mi N of Pioneertown, dirt track W from Rimrock Road, S of Burns Canyon 1372 Comment
  IRVC29341  Phoradendron juniperinum Mark A. Elvin 2006-4-1 4688 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  GMDRC6174  Phoradendron serotinum subsp. tomentosum J. M. Andre 2014-5-18 28197 San Bernardino Little San Bernardino Mountains: along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns 1221 Comment
  UCR267853  Phoradendron serotinum subsp. tomentosum Jim Andre 2014-5-18 28197 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  IRVC29321  Phoradendron villosum Mark A. Elvin 2006-4-1 4667 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  UCR17495  Phoradendron villosum Paul Shaw 1975-2-5 s.n. San Bernardino San Bernardino Mtns./Southern Mojave Desert, c. 10 mi NW of Yucca Valley near Pioneertown Comment
  UCR175763  Phoradendron villosum Mark A. Elvin 2006-4-1 4667 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  RSA0024948  Physalis crassifolia Duncan S. Bell 2012-9-8 4146 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0024949  Pinus monophylla Duncan S. Bell 2012-9-8 4147 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0042883  Pinus monophylla Duncan S. Bell 2014-4-25 6657 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0120871  Pinus monophylla Duncan S. Bell 2016-4-17 9360 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0046577  Plagiobothrys jonesii Duncan S. Bell 2014-4-25 6637 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  UCR274472  Plagiobothrys jonesii Duncan S. Bell 2014-4-25 6637 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  RSA0055812  Plantago patagonica Duncan S. Bell 2014-4-5 6566 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2 air miles southwest of Pioneertown, or about 1.75 air miles northeast of Chaparrosa Peak. 1315 Comment
  RSA0120698  Platanus racemosa Duncan S. Bell 2016-3-13 8910 San Bernardino Sawtooth Mountains; in a meandering side canyon off of and to the north of Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring. 1170 Comment
  GMDRC6172  Platystemon californicus J. M. Andre 2014-5-18 28193 San Bernardino Little San Bernardino Mountains: along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns 1221 Comment
  IRVC19256  Platystemon californicus Gordon A. Marsh 1982-4-15 31 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; small lateral to Railroad Canyon. Little San Bernardino Mountains 1079 Comment
  RSA0047602  Platystemon californicus Jim Andre 2014-5-18 28193 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA799339  Platystemon californicus Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4730 San Bernardino Sawtooth Mountains; Chaparrosa Wash; approximately 1 air mile southwest of Pioneertown and about 0.4 air mile north of Chaparrosa Spring. 1266 Comment
  UCR267836  Platystemon californicus Jim Andre 2014-5-18 28193 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  UCSB37942  Platystemon californicus Carlson, B. 1978-4-23 San Bernardino West of Yucca Valley, along Skyline Ranch Rd; .5mi. N. of Pioneer Pass Rd 1219 Comment
  RSA774661  Pleuraphis rigida Duncan S. Bell, Donna Thomas 2011-5-20 2503 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  RSA0021719  Poa Duncan S. Bell 2013-4-15 4806 San Bernardino Sawtooth Mountains; near the head of Sorrel Horse Canyon approximately 0.4 air mile west northwest of Chaparrosa Peak. 1558 Comment
  RSA0011400  Poa secunda Duncan S. Bell, Amanda Turek 2010-5-30 1144 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1.25 air miles northeast of Chaparrosa Peak. 1463 Comment
  RSA0025107  Poa secunda Duncan S. Bell 2012-3-17 3161 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA0031464  Poa secunda Duncan S. Bell 2011-4-23 2333 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0062579  Poa secunda Duncan S. Bell 2014-4-25 6604 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0104431  Poa secunda Duncan S. Bell 2015-3-14 7857 San Bernardino The southeast side of Black Lava Butte, west of Flat Top Mesa, at the southeastern end of the Bighorn Mountains. 1338 Comment
  RSA0120543  Poa secunda Duncan S. Bell 2016-4-17 9367 San Bernardino Pioneertown Mountains Preserve; collecting in a narrow meandering drainage to the north of Pipes Canyon. 1392 Comment
  RSA0122911  Poa secunda Duncan S. Bell 2016-4-18 9379 San Bernardino Sawtooth Mountains; northwestern section of range, approximately 4 air miles west northwest of Pioneertown, or about 0.8 air mile north of Chaparrosa Peak. 1494 Comment
  RSA489140  Poa secunda Jeri Hirshberg s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  IRVC19242  Poa secunda subsp. secunda Gordon A. Marsh 1982-4-16 34 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains 1244 Comment
  IRVC19243  Poa secunda subsp. secunda Gordon A. Marsh 1982-4-16 35 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains 1244 Comment
  IRVC19257  Poa secunda subsp. secunda Gordon A. Marsh 1982-4-15 32 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon Wash. Little San Bernardino Mountains 1076 Comment
  RSA0094376  Poa secunda subsp. secunda Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31092 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 0.5 mi west of Pioneertown Rd, approx 4 mi. NW of Yucca Valley. 1140 Comment
  UCR269082  Poa secunda subsp. secunda Jim Andre, Tasha La Doux, J. M. Porter 2015-3-31 31092 San Bernardino Little San Bernardino Mountains, along dirt road in Water Canyon, 0.5 mi west of Pioneertown Road, c. 4 mi northwest of Yucca Valley 1140 Comment
  CDA23576  Polypogon monspeliensis Mark A. Elvin 2006-10-23 5220 San Bernardino Southern Mojave Desert; Little San Bernardino Mountains: Pipes Canyon Preserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Comment
  IRVC29749  Polypogon monspeliensis Mark A. Elvin 2006-10-23 5220 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  RSA0027536  Polypogon monspeliensis Duncan S. Bell, Amanda Turek 2010-9-5 1936 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532 Comment
  RSA0028339  Polypogon monspeliensis Duncan S. Bell 2012-3-17 3155 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA0050372  Polypogon monspeliensis Duncan S. Bell 2010-5-21 1058 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1252 Comment
  RSA0021313  Populus fremontii Duncan S. Bell 2010-11-26 2010 San Bernardino Sawtooth Mountains; Chaparrosa Spring, approximately 1.5 air miles southwest of Pioneertown. 1291 Comment
  RSA0094428  Populus fremontii Duncan S. Bell 2015-10-2 8702 San Bernardino An unnamed canyon on the Pioneertown Mountains Preserve between Pipes Canyon and Burns Canyon. 1366 Comment
  IRVC19171  Prosopis glandulosa var. torreyana Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  IRVC19288  Prosopis glandulosa var. torreyana Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  RSA0121860  Prosopis glandulosa var. torreyana Duncan S. Bell 2011-4-23 2358 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; along Water Canyon, approximately 0.5 air mile south of Chaparrosa Spring and approx. 1.9 air miles southwest of Pioneertown. 1248 Comment
  IRVC19143  Prunus fasciculata Gordon A. Marsh 1982-4-15 45 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  IRVC19180  Prunus fasciculata Gordon A. Marsh 1982-4-29 29 7 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19324  Prunus fasciculata Gordon A. Marsh 1982-6-3 23 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  POM147709  Prunus fasciculata Marcus E. Jones 1927-4-12 s.n. San Bernardino The Pipes, near Morongo Valley. Comment
  RSA652820  Prunus fasciculata Colleen Callan 1992-5-2 23 Riverside Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1250 Comment
  RSA656569  Prunus fasciculata James Henrickson 1998-4-19 22238 San Bernardino Seven miles NW of community of Yucca Valley, 3 miles NW of Pioneer Town 1250 Comment
  RSA802117  Prunus fasciculata Duncan S. Bell 2010-5-31 1174 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  UCR146102  Prunus fasciculata James Henrickson 1998-4-19 22238 San Bernardino Southern Mojave Desert, seven miles NW of community of Yucca Valley, [Pipes Wash] 3 miles NW of Pioneer Town 1250 Comment
  SBBG118454  Prunus fasciculata var. fasciculata J. Henrickson 1998-4-19 22238 San Bernardino 7 mi NW of Yucca Valley, 3 mi NW of Pioneer Town 1250 Comment
  IRVC19265  Prunus ilicifolia Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC19330  Prunus ilicifolia Gordon A. Marsh 1982-6-3 27 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  RSA802116  Prunus ilicifolia Duncan S. Bell 2010-5-31 1173 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  GMDRC6171  Prunus ilicifolia subsp. ilicifolia J. M. Andre 2014-5-18 28191 San Bernardino Little San Bernardino Mountains: along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns 1221 Comment
  RSA0047604  Prunus ilicifolia subsp. ilicifolia Jim Andre 2014-5-18 28191 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  UCR267837  Prunus ilicifolia subsp. ilicifolia Jim Andre 2014-5-18 28191 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  RSA0120875  Pseudognaphalium thermale Duncan S. Bell 2016-4-17 9356 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0122736  Psorothamnus arborescens Duncan S. Bell 2016-4-19 9420 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  GMDRC6091  Psorothamnus arborescens var. simplicifolius J. M. Andre 2014-5-2 27684 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown 1209 Comment
  GMDRC6363  Psorothamnus arborescens var. simplicifolius J. M. Andre 2014-5-8 29441 San Bernardino Little San Bernardino Mountains: Water Canyon, south of Pioneertown, 1.1 mi. west of Pioneertown Rd, 3.5 mi. NW of Yucca Valley (at Hwy 62). 1113 Comment
  IRVC19331  Psorothamnus arborescens var. simplicifolius Gordon A. Marsh 1982-6-3 26 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  IRVC20264  Psorothamnus arborescens var. simplicifolius Gordon A. Marsh 1982-6-3 50 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  SEINET3407800 Image available Psorothamnus arborescens var. simplicifolius L. A. McGill 1976-8-17 LAM 1112 San Bernardino Pioneertown-Arroyo N of town Comment
  UCR267364  Psorothamnus arborescens var. simplicifolius Jim Andre 2014-5-8 29441 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR268214  Psorothamnus arborescens var. simplicifolius Jim Andre 2014-5-2 27684 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  RSA0121857  Pterostegia drymarioides Duncan S. Bell 2011-4-23 2363 San Bernardino Sawtooth Mountains; approximately 0.7 air mile northwest of the intersection of Pioneertown Road and Water Canyon, and approximately 1 air mile southeast of Pioneertown. 1190 Comment
  RSA798845  Pulicaria paludosa Duncan S. Bell 2012-10-8 4346 San Bernardino Sawtooth Mountains; Water Canyon; approximately 1.3 air miles southeast of Chaparrosa Spring, or approximately 1.8 air miles southwest of where Water Canyon crosses Pioneertown Road. 1172 Comment
  RSA0041524  Purshia glandulosa Duncan S. Bell 2014-4-25 6659 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  UCR16964  Purshia glandulosa Arthur Douglas 1969-5-4 18 San Bernardino San Bernardino Mtns./Southern Mojave Desert, near Pioneertown, 4 miles west of the east end of the Pipes Canyon Road 1280 Comment
  HSC47473  Purshia tridentata var. glandulosa Richard Spjut 1978-5-2 5046 San Bernardino Mohave Desert, Mtns. between Pioneer Town and Yucca Valley 1524 Comment
  IRVC19188  Purshia tridentata var. glandulosa Gordon A. Marsh 1982-4-20 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Southern Mojave Desert/Little San Bernardino Mountains Comment
  OBI2128  Purshia tridentata var. glandulosa P. A. Holden 1970-4-29 1114 San Bernardino In Pipes Cyn 8 mi N of Yucca Valley Comment
  OBI2185  Purshia tridentata var. glandulosa P. A. Holden 1969-6-7 926 San Bernardino All about the plateau surrounding Pioneer Town 5 mi N of Yucca Valley 1219 Comment
  OBI61057  Purshia tridentata var. glandulosa P. A. Holden 1969-6-7 926 San Bernardino 2 mi N of Pioneer Town and 6 mi N of Yucca Valley, near roadside Comment
  RSA0121854  Purshia tridentata var. glandulosa Duncan S. Bell 2011-4-23 2366 San Bernardino Sawtooth Mountains; approximately 0.7 air mile northwest of the intersection of Pioneertown Road and Water Canyon, and approximately 1 air mile southeast of Pioneertown. 1190 Comment
  RSA516738  Purshia tridentata var. glandulosa Ed LaRue, S. Dougherty, S. J. Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA774447  Purshia tridentata var. glandulosa Duncan S. Bell, Donna Thomas 2011-5-20 2518 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  UCSB37383  Purshia tridentata var. glandulosa Carlson, B. 1978-4-23 San Bernardino West of Yucca Valley, on Skyline Ranch Rd., .5 mi. from Pioneer Pass Rd. Comment
  RSA0020273  Quercus Duncan S. Bell 2013-4-15 4807 San Bernardino Sawtooth Mountains; near the head of Sorrel Horse Canyon approximately 0.4 air mile west northwest of Chaparrosa Peak. 1558 Comment
  GMDRC4871  Quercus cornelius-mulleri J. Andre 2010-11-1 15474 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 2.6 mi. N. of Yucca Valley, growing in rocky canyon (moist) on west side of road. 1135 Comment
  GMDRC6873  Quercus cornelius-mulleri J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31107 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley 1148 Comment
  RSA0020464  Quercus cornelius-mulleri Duncan S. Bell 2013-8-22 5674 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  RSA0025328  Quercus cornelius-mulleri Duncan S. Bell 2012-9-8 4144 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0027926  Quercus cornelius-mulleri Duncan S. Bell, Amanda Turek 2010-9-4 1924 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0094768  Quercus cornelius-mulleri Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31107 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley. 1148 Comment
  RSA509875  Quercus cornelius-mulleri Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA801863  Quercus cornelius-mulleri Duncan S. Bell 2010-5-31 1228 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  UCR103341  Quercus cornelius-mulleri George K. Helmkamp 1993-9-12 23- 14 San Bernardino San Bernardino Mtns., edge of Burns Canyon 1375 Comment
  UCR175511  Quercus cornelius-mulleri Mark A. Elvin 2006-4-1 4666 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR236361  Quercus cornelius-mulleri Jim Andre 2010-11-10 15474 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  UCR260184  Quercus cornelius-mulleri Duncan S. Bell 2013-8-22 5674 San Bernardino Mojave Desert, west side of Black Hill, c. 1.5 air mi northwesty of Pioneertown 1359 Comment
  UCSB34678  Quercus cornelius-mulleri Nixon, Kevin; Hendon, Emily 1980-5-23 San Bernardino Fairview Dr., 0.6 miles N of Hwy 62, Yucca Valley Comment
  IRVC29320  Quercus john-tuckeri Mark A. Elvin 2006-4-1 4666 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  RSA799346  Quercus palmeri Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4736 San Bernardino Sawtooth Mountains; Chaparrosa Spring; approximately 1.25 air mile southwest of Pioneertown. 1291 Comment
  HSC25964  Quercus turbinella Richard Spjut 1972-1-7 2113 San Bernardino Mojave Desert; ca. 3 miles N of Yucca Valley near Pioneer Town 1220 Comment
  RSA0031568  Quercus turbinella Duncan S. Bell 2011-4-23 2342 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0104093  Rafinesquia neomexicana Duncan S. Bell 2015-3-14 7852 San Bernardino The southeast side of Black Lava Butte, west of Flat Top Mesa, at the southeastern end of the Bighorn Mountains. 1338 Comment
  RSA489147  Rafinesquia neomexicana Maureen H. Pendleton 1988-3-30 s.n. San Bernardino Mojave Desert, about 2 miles E of Pioneertown. 1188 Comment
  IRVC19307  Rhamnus ilicifolia Gordon A. Marsh 1982-4-29 29 1 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  OBI2140  Rhamnus ilicifolia P. A. Holden 1980-4-21 1109 San Bernardino Near Pioneer Town rd 3 mi N of Yucca Valley Comment
  OBI62118  Rhamnus ilicifolia P. A. Holden 1970-4-21 1109 San Bernardino 2 mi N of Yucca Valley on Pioneertown rd Comment
  RSA0021312  Rhamnus ilicifolia Duncan S. Bell 2010-11-26 2009 San Bernardino Sawtooth Mountains; Chaparrosa Spring, approximately 1.5 air miles southwest of Pioneertown. 1291 Comment
  RSA0104541  Rhus aromatica Duncan S. Bell 2015-8-23 8633 San Bernardino The southeastern end of the Bighorn Mountains; collecting in the valley between Black Lava Butte and Flat Top Mesa. 1267 Comment
  RSA0053757  Rhus ovata Duncan S. Bell 2010-5-21 1092 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA0054040  Rhus ovata Duncan S. Bell 2014-10-14 7635 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; southwestern section of range, about 3 air miles southwest of Pioneertown. 1353 Comment
  UCR274229  Rhus ovata Duncan S. Bell 2014-10-14 7635 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve, southwestern section of range, c. 3 air miles southwest of Pioneertown 1353 Comment
  RSA0031458  Rhus trilobata Duncan S. Bell 2011-4-23 2339 B San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA782026  Rhus trilobata Duncan S. Bell, Amanda Bell 2011-10-8 2969 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA799367  Rhus trilobata Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4742 San Bernardino Sawtooth Mountains; collecting in Water Canyon approximately 1.8 air miles southwest of Pioneertown and about 0.6 air mile south of Chaparrosa Spring. 1242 Comment
  IRVC29318  Ribes quercetorum Mark A. Elvin 2006-4-1 4665 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  RSA0070018  Ribes quercetorum Duncan S. Bell 2013-12-28 6091 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in Water Canyon, about 0.75 air mile south of Chaparrosa Spring. 1268 Comment
  SD220065  Ribes quercetorum Mark A. Elvin 2006-4-1 4665 San Bernardino Little San Bernardino Mountains: Pipes Canyon Preserve; Sorrel Horse Canyon, south of Pioneertown Road along wash and ridge to the south. 1220 Comment
  UCR175741  Ribes quercetorum Mark A. Elvin 2006-4-1 4665 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  IRVC19146  Rumex hymenosepalus Gordon A. Marsh 1982-4-15 52 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon Wash. Little San Bernardino Mountains 1076 Comment
  RSA0123193  Rumex hymenosepalus Duncan S. Bell 2016-4-19 9401 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1190 Comment
  RSA167690  Rumex hymenosepalus Robert F. Thorne 1964-5-3 34007 San Bernardino Pipes Wash, 5.2 miles N of Yucca Valley, Joshua Tree road. Comment
  RSA0055801  Sairocarpus coulterianus Duncan S. Bell 2014-4-5 6559 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2.3 air miles south of Pioneertown, or about 1.5 air miles east of Chaparrosa Peak. 1336 Comment
  IRVC19133  Salazaria mexicana Gordon A. Marsh 1982-6-3 4 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  IRVC19334  Salazaria mexicana Gordon A. Marsh 1982-6-3 24 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon. Little San Bernardino Mountains Comment
  RSA802113  Salazaria mexicana Duncan S. Bell 2010-5-31 1170 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  CAS-BOT-BC129740  Salix bonplandiana Marcus E. Jones 1927-4-21 5 M-11-26 Riverside The Pipes, near Morongo Valley Comment
  CAS-BOT-BC129742  Salix bonplandiana Marcus E. Jones 1927-4-12 5 M-11-26 Riverside The Pipes, near Morongo Valley Comment
  RSA0094795  Salix exigua Duncan S. Bell 2015-8-23 8640 San Bernardino The southeastern end of the Bighorn Mountains; collecting in the valley between Black Lava Butte and Flat Top Mesa. 1204 Comment
  RSA787665  Salix exigua Duncan S. Bell 2012-5-8 3630 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 0.75 air mile southeast of Chaparrosa Spring, or approximately 1.75 air miles southwest of Pioneertown. 1238 Comment
  POM145332  Salix laevigata Marcus E. Jones 1927-4-12 s.n. San Bernardino The Pipes, near Morongo Valley. Comment
  RSA0021560  Salix laevigata Duncan S. Bell 2010-11-26 2006 San Bernardino Sawtooth Mountains; Chaparrosa Spring, approximately 1.5 air miles southwest of Pioneertown. 1291 Comment
  RSA0122882  Salix laevigata Duncan S. Bell 2016-4-19 9397 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1190 Comment
  RSA799362  Salix laevigata Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4737 San Bernardino Sawtooth Mountains; Chaparrosa Spring; approximately 1.25 air mile southwest of Pioneertown. 1291 Comment
  SBBG59056  Salix laevigata M. E. Jones 1927-4-12 San Bernardino The Pipes, near Morongo Valley Comment
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Sep 17 2011
  UCR260178  Salix laevigata Duncan S. Bell 2010-11-26 2006 San Bernardino Sawtooth Mountains, Chaparrosa Spring, c. 1.5 air mi southwest of Pioneertown 1291 Comment
  UCR269186  Salix laevigata Duncan S. Bell, Amanda Turek 2010-9-5 1933 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chuparrosa Peak, about 3.5 miles west of Pioneertown 1532 Comment
  RSA0027533  Salix lasiolepis Duncan S. Bell, Amanda Turek 2010-9-5 1933 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532 Comment
  RSA0034101  Salix lasiolepis Naomi S. Fraga, Duncan S. Bell, Jessica Chu, Evan Meyer 2013-3-28 4234 San Bernardino Burns Canyon Road near the community of Rimrock. 1340 Comment
  SEINET7248243  Salix lasiolepis Naomi Fraga, Duncan Bell, Jessica Chu, Evan Meyer 2013-1 4234 San Bernardino Transverse Ranges; San Bernardino Mountains region: Burns Canyon Road near the community of Rimrock. 1340 Comment
  RSA0024957  Saltugilia latimeri Duncan S. Bell 2011-4-23 2297 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0028121  Saltugilia latimeri Duncan S. Bell 2012-5-3 3572 San Bernardino Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown. 1575 Comment
  RSA0038722  Saltugilia latimeri Duncan S. Bell 2014-4-25 6642 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0040265  Saltugilia latimeri Duncan S. Bell 2014-4-28 6732 San Bernardino Pioneertown Mountains Preserve; Pipes Wash, between Black Hill and Flat Top, approximately 2.5 air miles north of Pioneertown. 1184 Comment
  RSA0043160  Saltugilia latimeri Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4739 San Bernardino Sawtooth Mountains; collecting in Water Canyon approximately 1.8 air miles southwest of Pioneertown and about 0.6 air mile south of Chaparrosa Spring. 1242 Comment
  RSA0055849  Saltugilia latimeri Duncan S. Bell 2014-4-5 6564 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2 air miles southwest of Pioneertown, or about 1.75 air miles northeast of Chaparrosa Peak. 1315 Comment
  RSA0094602  Saltugilia latimeri Duncan S. Bell 2015-4-2 7947 San Bernardino The east side of Black Lava Butte, to the northwest of Flat Top Mesa, at the southeastern end of the Bighorn Mountains. 1318 Comment
  RSA0104097  Saltugilia latimeri Duncan S. Bell 2015-3-14 7847 San Bernardino The southeast side of Black Lava Butte, west of Flat Top Mesa, at the southeastern end of the Bighorn Mountains. 1338 Comment
  RSA774654  Saltugilia latimeri Duncan S. Bell, Donna Thomas 2011-5-20 2483 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  UCR261592  Saltugilia latimeri Jacob Landis 2015-4-2 011 San Bernardino San Bernardino Mtns./Mojave Desert, Bighorn Mountain Wilderness Area, north of Pipes Canyon Rd. and west of Hwy 247[=Old Woman Springs Road] 1280 Comment
  UCR274471  Saltugilia latimeri Duncan S. Bell 2014-4-25 6642 San Bernardino Mojave Desert, Pioneertown Mountains Preserve, Black Hill, just to the north of Pioneertown 1361 Comment
  UCR274503  Saltugilia latimeri Duncan S. Bell 2014-4-5 6564 San Bernardino Western Mojave Desert, Pioneertown Mountains Preserve, Sawtooth Mountains, c. 2 air miles southwest of Pioneertown, or c. 1.75 air miles northeast of Chaparrosa Peak 1315 Comment
  RSA787666  Salvia apiana Duncan S. Bell 2012-5-8 3628 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 0.75 air mile southeast of Chaparrosa Spring, or approximately 1.75 air miles southwest of Pioneertown. 1238 Comment
  IRVC29485  Salvia columbariae Mark A. Elvin 2006-4-1 4725 San Bernardino Pipes Canyon Preserve; N of Pioneertown Road; in hills near drainage. Southern Mojave Desert, Little San Bernardino Mtns 1250 Comment
  RSA0021307  Salvia columbariae Duncan S. Bell 2013-8-22 5667 San Bernardino The west side of Black Hill, approximately 1.5 air miles northwest of Pioneertown. 1359 Comment
  RSA0031623  Salvia columbariae Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7114 San Bernardino Bighorn Mountains: Along Pipes Wash, south slope of hill between wash and Pipes Road; north of Pioneertown, east of Rimrock, northwest of Yucca Valley. Near BLM road RC 1404. 1184 Comment
  RSA0067607  Salvia columbariae Jim Andre 2014-5-18 28174 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA0097397  Salvia columbariae Duncan S. Bell 2015-3-13 7821 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  RSA802200  Salvia columbariae Duncan S. Bell 2010-5-31 1194 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  UCR233505  Salvia columbariae Jim Andre 2011-5-16 17173 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR267777  Salvia columbariae Jim Andre 2014-5-2 27664 San Bernardino Little San Bernardino Mountains, along Pioneertown Road, 3.6 miles northwest of junction with Hwy 62 (Yucca Valley), c. 0.5 miles south of Pioneertown 1209 Comment
  IRVC19251  Salvia columbariae var. columbariae Gordon A. Marsh 1982-4-15 29 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19252  Salvia columbariae var. columbariae Gordon A. Marsh 1982-4-15 29 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19580  Salvia columbariae var. columbariae Sherman Lambert 1983-4-9 4 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  RSA0038659  Salvia dorrii Duncan S. Bell 2010-5-21 1048 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1239 Comment
  CLARK-A1656-813  Salvia dorrii subsp. dorrii Theo Glenn 1982-5-18 San Bernardino Pioneertown Comment
  IRVC19164  Salvia dorrii subsp. dorrii Gordon A. Marsh 1982-4-29 none San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  IRVC19231  Salvia dorrii subsp. dorrii Gordon A. Marsh 1982-4-16 29 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley: NE corner. Little San Bernardino Mountains 1243 Comment
  RSA45219  Salvia dorrii subsp. dorrii J. C. Roos 1949-5-14 4300 San Bernardino 5 miles west of The Windmill; Burns-Pipes Wash, east end San Bernardino Mts. 1220 Comment
  RSA511572  Salvia dorrii subsp. dorrii Ed LaRue, Sharon Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA648302  Salvia dorrii subsp. dorrii Mark Hotchkiss 1977-5-15 s.n. San Bernardino 5 mi. W. of Yucca Valley along Pipes Canyon road. 1250 Comment
  UCSB37939  Salvia dorrii var. dorrii Carlson, B. 1978-4-23 San Bernardino West of Yucca Valley; along Skyline Ranch Rd; .5 mi N. of Pioneer Pass Rd Comment
  UCSB38363  Salvia dorrii var. dorrii Reed, Susan 1977-5-23 San Bernardino Skyline Ranch Rd; about 3 miles north of Yucca Valley on Pioneertown Rd 914 Comment
  IRVC27394  Salvia dorrii var. pilosa Mark A. Elvin 2005-3-22 4080 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; NE corner. Little San Bernardino Mountains, southern Mojave Desert 1235 Comment
  IRVC29319  Salvia dorrii var. pilosa Mark A. Elvin, Andy C. Elvin, Katie Rose Elvin 2005-9-24 4573 San Bernardino E of Pioneertown in wash N of Ridgeline Road. Southern Mojave Desert, Little San Bernardino Mtns 1128 Comment
  OBI13566  Salvia dorrii var. pilosa P. A. Holden 1969-5-4 830 San Bernardino Near road to Pioneertown 3 mi N of yucca Valley. Comment
  UCR169331  Salvia dorrii var. pilosa Mark A. Elvin, A. Elvin, K. Elvin 2005-9-24 4573 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns, east of Pioneertown in wash north of Ridgeline Road 1128 Comment
  RSA782025  Sambucus mexicana Duncan S. Bell, Amanda Bell 2011-10-8 2968 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  RSA0097527  Schismus arabicus Duncan S. Bell 2015-3-13 7839 San Bernardino Collecting in the valley between Black Lava Butte and Flat Top Mesa at the southeastern end of the Bighorn Mountains. 1205 Comment
  RSA0120992  Schismus arabicus Duncan S. Bell 2016-4-17 9345 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  IRVC19232  Selaginella bigelovii Gordon A. Marsh 1982-4-2 15 San Bernardino Burns Pinyon Ridge Reserve; upper Railroad Canyon tributary. Little San Bernardino Mountains 1159 Comment
  RSA0028338  Selaginella bigelovii Duncan S. Bell 2012-5-3 s.n. San Bernardino Sawtooth Mountains; upper reaches of unnamed canyon to the south of Sorrel Horse Canyon, about 0.5 air mile southeast of Chaparrosa Peak and about 3.5 air miles southwest of Pioneertown. 1575 Comment
  IRVC19129  Senecio flaccidus var. monoensis Gordon A. Marsh 1982-6-23 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon Wash. Little San Bernardino Mountains Comment
  OBI76781  Senecio flaccidus var. monoensis James M. Andre 2010-11-10 15466 San Bernardino Little San Bernardino Mts: along Pioneertown Rd, 2.6 mi N of Yucca Valley 1135 Comment
  RSA0025142  Senecio flaccidus var. monoensis Duncan S. Bell, Amanda Turek 2010-9-4 1913 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0025247  Senecio flaccidus var. monoensis Duncan S. Bell 2012-9-8 4145 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0094421  Senecio flaccidus var. monoensis Duncan S. Bell 2015-10-2 8709 San Bernardino An unnamed canyon on the Pioneertown Mountains Preserve between Pipes Canyon and Burns Canyon. 1366 Comment
  RSA800507  Senecio flaccidus var. monoensis J. Andre 2010-11-10 15466 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 2.6 miles N of Yucca Valley, west side of road 1135 Comment
  UCR269183  Senecio flaccidus var. monoensis Duncan S. Bell, Amanda Turek 2010-9-4 1913 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown 1248 Comment
  UCR79285  Senecio flaccidus var. monoensis George K. Helmkamp 1993-9-12 23- 17 San Bernardino San Bernardino Mtns., edge of Burns Canyon 1375 Comment
  CAS-BOT-BC465980  Senegalia greggii Sarah J. De Groot; Cheryl Sevilla 2014-7-7 7155 San Bernardino Bighorn Mountains area: Pipes Wash W of Hwy 247, S of Flat Top Mesa, ESE of HIll 4485 1183 Comment
  SD247652  Senegalia greggii Sarah J. De Groot, Cheryl Sevilla 2014-7-7 7155 San Bernardino Bighorn Mountains area: Pipes Wash west if Highway 247, south of Flat Top Mesa, ESE of Hill 4485. Wash sloping about 3a^zm aspect east, 1182 Comment
  RSA0122735  Senna armata Duncan S. Bell 2016-4-19 9419 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  RSA774768  Senna armata Duncan S. Bell, Donna Thomas 2011-5-20 2508 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  SD247713  Sidotheca trilobata Duncan S. Bell 2010-5-21 1075 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles wouthwest of Pioneertown. 1281 Comment
  RSA0011397  Sisymbrium altissimum Duncan S. Bell, Amanda Turek 2010-5-30 1147 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1.25 air miles northeast of Chaparrosa Peak. 1463 Comment
  RSA0121859  Sisymbrium altissimum Duncan S. Bell 2011-4-23 2359 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; along Water Canyon, approximately 0.5 air mile south of Chaparrosa Spring and approx. 1.9 air miles southwest of Pioneertown. 1248 Comment
  UCR272060  Sisymbrium altissimum Duncan S. Bell 2015-3-13 7840 San Bernardino Western Mojave Desert, valley between Black Lava Butte and Flat Top Mesa at the southeastern end of the Bighorn Mountains 1205 Comment
  IRVC29327  Sisymbrium irio Mark A. Elvin 2006-4-1 4674 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  RSA0031561  Sisymbrium irio Duncan S. Bell 2011-4-23 2351 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0097526  Sisymbrium irio Duncan S. Bell 2015-3-13 7840 San Bernardino Collecting in the valley between Black Lava Butte and Flat Top Mesa at the southeastern end of the Bighorn Mountains. 1205 Comment
  UCR175551  Sisymbrium irio Mark A. Elvin 2006-4-1 4674 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  IRVC29324  Sisymbrium orientale Mark A. Elvin 2006-4-1 4671 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  RSA0041528  Sisymbrium orientale Duncan S. Bell 2014-4-25 6663 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  UCR175742  Sisymbrium orientale Mark A. Elvin 2006-4-1 4671 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR269170  Sisymbrium orientale Duncan S. Bell 2011-4-23 2351 San Bernardino San Bernardino Mtns/Mojave Desert, Sawtooth Mountains; in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring 1338 Comment
  IRVC29733  Solanum americanum Mark A. Elvin 2006-10-23 5209 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  RSA0050548  Solanum americanum Duncan S. Bell 2014-10-14 7644 San Bernardino Sawtooth Mountains; Pioneertown Mountains Preserve; western section of the range, collecting in Sorrel Horse Canyon to the west of Pioneertown. 1300 Comment
  IRVC29743  Solidago Mark A. Elvin 2006-10-23 5227 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  RSA781930  Solidago californica Duncan S. Bell, Amanda Bell 2011-10-8 2965 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  UCR233966  Solidago californica Duncan S. Bell, Amanda Bell 2011-10-8 2965 San Bernardino Southcentral Mojave Desert, Sawtooth Mountains; c. 1.3 air miles SW of where Pioneertown Rd. crosses Chaparrosa Wash, c. 0.4 air mi. NW of Chaparrosa Spring 1281 Comment
  UCR236330  Solidago californica Jim Andre 2010-11-10 15464 San Bernardino Little San bernardino Mtns., along Pioneertown Road, 2.6 mi. N of Yucca Valley 1135 Comment
  RSA0060797  Solidago velutina subsp. californica Duncan S. Bell 2014-10-14 7617 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  RSA778750  Solidago velutina subsp. californica J. Andre 2010-11-10 15464 San Bernardino Little San Bernardino Mountains; along Pioneertown Road, 2.6 miles N of Yucca Valley, west side of road 1135 Comment
Read comments
Dec 22 2013
  SD247608  Solidago velutina subsp. californica Duncan S. Bell 2014-10-14 7617 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  UCR274234  Solidago velutina subsp. californica Duncan S. Bell 2014-10-14 7617 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve, a small spring in the southwestern section of range 1334 Comment
  RSA0021299  Sorghum bicolor Duncan S. Bell 2013-4-14 4800 San Bernardino Sawtooth Mountains; Water Canyon, approximately 0.8 air mile southwest of Chaparrosa Spring. 1293 Comment
  CLARK-A1703-84  Sphaeralcea ambigua Dennis Vander Ven 1968-4-20 680420-2 San Bernardino San Bernardino Mountains 1615 Comment
  CSUSB612  Sphaeralcea ambigua Conrad Bahre 1970-5-2 San Bernardino 1.5 miles northwest of Pioneer Town 1371 Comment
  RSA802210  Sphaeralcea ambigua Duncan S. Bell 2010-5-31 1203 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  IRVC19103  Sphaeralcea ambigua subsp. ambigua Gordon A. Marsh 1982-6-3 15 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; near campsite. Little San Bernardino Mountains Comment
  RSA479842  Sphaeralcea ambigua subsp. ambigua Jeri Hirshberg 1988-5-3 s.n. San Bernardino Ca 5 mi NW of Pioneertown near Rimrock, 1.5 -2 miles NW of Pipes Canyon Rd between Gamma Gulch Rd & Roadrunner Rut Rd. 1341 Comment
  IRVC19168  Sphaeralcea ambigua subsp. rugosa Gordon A. Marsh 1982-4-29 29 13 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon wash. Little San Bernardino Mountains Comment
  RSA0097532  Sphaeralcea ambigua var. ambigua Duncan S. Bell 2015-3-13 7833 San Bernardino Collecting in the valley between Black Lava Butte and Flat Top Mesa at the southeastern end of the Bighorn Mountains. 1205 Comment
  RSA0036328  Sporobolus airoides Duncan S. Bell 2014-10-14 7626 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve; collecting at a small spring in the southwestern section of range. 1334 Comment
  UCR274233  Sporobolus airoides Duncan S. Bell 2014-10-14 7626 San Bernardino Sawtooth Mountains on the Pioneertown Mountains Preserve, a small spring in the southwestern section of range 1334 Comment
  IRVC29744  Stachys ajugoides var. rigida Mark A. Elvin 2006-10-23 5226 San Bernardino Pipes CanyonPreserve; Pipes Canyon, Pipes Creek, just upstream from the ranch house and parking lot. Southern Mojave Desert, Little San Bernardino Mtns 1379 Comment
  RSA0120994  Stanleya pinnata Duncan S. Bell 2016-4-17 9363 San Bernardino Pioneertown Mountains Preserve; collecting in a narrow meandering drainage to the north of Pipes Canyon. 1392 Comment
  RSA0025144  Stephanomeria exigua Duncan S. Bell, Amanda Turek 2010-9-4 1916 San Bernardino Sawtooth Mountains; collecting in Sorrel Horse Canyon, about 1.25 air miles west of Pioneertown. 1248 Comment
  RSA0046567  Stephanomeria exigua Duncan S. Bell 2014-4-25 6655 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0055809  Stephanomeria exigua Duncan S. Bell 2014-4-5 6571 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; about 2 air miles southwest of Pioneertown, or about 1.75 air miles northeast of Chaparrosa Peak. 1315 Comment
  RSA802206  Stephanomeria exigua Duncan S. Bell 2010-5-31 1193 San Bernardino Sawtooth Mountains; about 1.25 air mile southwest of Pioneertown, and approximately 0.5 air mile northwest of Chaparrosa Spring. 1281 Comment
  IRVC20287  Stephanomeria exigua subsp. exigua Gordon A. Marsh 1982-6-3 48 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  RSA479832  Stephanomeria exigua subsp. exigua Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA0067895  Stephanomeria exigua var. exigua Jim Andre 2014-5-18 28185 San Bernardino Little San Bernardino Mountains: Along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mtns. 1220 Comment
  RSA801854  Stephanomeria parryi Duncan S. Bell 2010-5-31 1219 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA782030  Stephanomeria pauciflora Duncan S. Bell, Amanda Bell 2011-10-8 2973 San Bernardino Sawtooth Mountains: approximately 1.3 air miles southwest from where Pioneertown road crosses Chaparrosa Wash, and approximately 0.4 air mile northwest of Chaparrosa Spring. 1281 Comment
  IRVC19282  Stephanomeria pauciflora var. pauciflora Gordon A. Marsh 1982-8-6 s.n. San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; lower Railroad Canyon. Little San Bernardino Mountains Comment
  RSA0027530  Stephanomeria virgata Duncan S. Bell, Amanda Turek 2010-9-5 1930 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532 Comment
  RSA0123688  Stillingia linearifolia Duncan S. Bell 2016-4-19 9417 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  RSA774764  Stillingia linearifolia Duncan S. Bell, Donna Thomas 2011-5-20 2491 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  RSA0123186  Stipa cernua Duncan S. Bell 2016-4-18 9388 San Bernardino Sawtooth Mountains; northwestern section of range, approximately 3 air miles west northwest of Pioneertown, or about 1.5 air miles northeast of Chaparrosa Peak. 1476 Comment
  GMDRC5033  Stipa parishii var. parishii J. Andre 2011-5-16 17183 San Bernardino Little San Bernardino Mountains: just north of Pioneertown along Pioneertown Rd (north side) 6.1 mi. NNW of Hwy 62 (at Yucca Valley) 1239 Comment
  UCR233495  Stipa parishii var. parishii Jim Andre 2011-5-16 17183 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  RSA0095334  Stipa speciosa Duncan S. Bell, Andrew Chambers, Jacob B. Landis, Evan Meyer, Billy Sale 2015-4-2 7943 San Bernardino Collecting in the bouldery valley between Black Lava Butte and Flat Top Mesa, at the southeastern end of the Bighorn Mountains. 1291 Comment
  RSA0104090  Stipa speciosa Duncan S. Bell 2015-3-14 7856 San Bernardino The southeast side of Black Lava Butte, west of Flat Top Mesa, at the southeastern end of the Bighorn Mountains. 1338 Comment
  RSA0123687  Stipa speciosa Duncan S. Bell 2016-4-19 9412 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  SD248075  Stipa speciosa J. M. Andre 2014-5-18 28210 San Bernardino Little San Bernardino Mountains; along dirt road (A Avenue), 1.4 mi. east of Pioneertown. Sandy margin of large wash. 1196 Comment
  UCR233493  Stipa speciosa Jim Andre 2011-5-16 17185 San Bernardino Little San Bernardino Mountains, just north of Pioneertown along north side of Pioneertown Road 6.1 mi north northwest of Hwy 62 at Yucca Valley 1239 Comment
  UCR259821  Stipa speciosa Sarah J. De Groot, Cheryl Sevilla 2014-5-14 7110 San Bernardino Bighorn Mountains, along Pipes Wash, south slope of hill between wash and Pipes Road, north of Pioneertown, east of Rimrock, northwest of Yucca Valley 1241 Comment
  UCR267834  Stipa speciosa Jim Andre 2014-5-18 28210 San Bernardino Mojave Desert, Little San Bernardino Mountains, along dirt road (A Avenue), 1.4 miles east of Pioneertown 1197 Comment
  UCR272187  Stipa speciosa Duncan S. Bell 2015-4-2 7943 San Bernardino San Bernardino Mountains, bouldery valley between Black Lava Butte and Flat Top Mesa, at the southeastern end of the Bighorn Mountains 1291 Comment
  UCR274880  Stipa speciosa J. R. Olson 1969-5-18 018 San Bernardino Mojave Desert/San Bernardino Mtns., 1 mile west of Rimrock Road and Burns Canyon Road junction, on side of Burns Canyon Road 1407 Comment
  UCR274207  Streptanthella longirostris Duncan S. Bell 2010-5-21 1061 San Bernardino San Bernardino Mountains, Pioneertown Mountains Preserve, Sawtooth Mountains, an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash 1305 Comment
  RSA0053754  Stylocline psilocarphoides Duncan S. Bell 2010-5-21 1087 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; in the canyons at the head of Chaparrosa Wash about 0.25 air mile north of Chaparrosa Spring. 1269 Comment
  RSA0067636  Stylocline psilocarphoides Jim Andre 2014-5-2 27655 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA479831  Stylocline psilocarphoides Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  UCR233517  Stylocline psilocarphoides Jim Andre 2011-5-16 17161 B San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  IRVC29298  Syntrichopappus fremontii Mark A. Elvin 2006-4-1 4719 San Bernardino Pipes Canyon Preserve; N of Pioneertown Road; in hills near drainage. Southern Mojave Desert, Little San Bernardino Mtns 1250 Comment
  IRVC29336  Syntrichopappus fremontii Mark A. Elvin 2006-4-1 4683 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  RSA0040163  Syntrichopappus fremontii Duncan S. Bell 2014-4-25 6608 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0070036  Syntrichopappus fremontii Jim Andre 2014-5-2 27681 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  RSA0097394  Syntrichopappus fremontii Duncan S. Bell 2015-3-13 7824 San Bernardino Collecting on the northern section of Flat Top Mesa to the east of Black Lava Butte at the southeastern end of the Bighorn Mountains. 1154 Comment
  RSA0120541  Syntrichopappus fremontii Duncan S. Bell 2016-4-17 9365 San Bernardino Pioneertown Mountains Preserve; collecting in a narrow meandering drainage to the north of Pipes Canyon. 1392 Comment
  RSA0120857  Syntrichopappus fremontii Duncan S. Bell 2016-4-17 9355 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0123341  Syntrichopappus fremontii Duncan S. Bell 2016-4-18 9385 San Bernardino Sawtooth Mountains; northwestern section of range, approximately 3 air miles west northwest of Pioneertown, or about 1.5 air miles northeast of Chaparrosa Peak. 1476 Comment
  RSA479833  Syntrichopappus fremontii Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA774762  Syntrichopappus fremontii Duncan S. Bell, Donna Thomas 2011-5-20 2493 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  UCR233527  Syntrichopappus fremontii Jim Andre 2011-5-16 17151 San Bernardino Mojave Desert, along Pioneertown Road, 7.2 mi north northwest of Hwy 62 at Yucca Valley just east of Pipes Canyon, just west of Black Hill 1301 Comment
  UCR50801  Syntrichopappus fremontii Jeri Hirshberg 1988-5-4 s.n. San Bernardino Mojave Desert, c. 5 mi NW of Pioneertown near Rimrock, 1.5 to 2 mi NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road 1341 Comment
  UCR86668  Syntrichopappus fremontii A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16825 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  RSA0027534  Tamarix ramosissima Duncan S. Bell, Amanda Turek 2010-9-5 1934 San Bernardino Sawtooth Mountains; unnamed drainage between Sorrel Horse Canyon and Pipes Canyon below Chaparrosa Peak, about 3.5 air miles west of Pioneertown. 1532 Comment
  RSA0050369  Tamarix ramosissima Duncan S. Bell 2010-5-21 1055 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; collecting in an unnamed canyon between Sorrel Horse Canyon and Chaparrosa Wash. 1252 Comment
  RSA516739  Tamarix ramosissima Ed LaRue, S. Dougherty, S. Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  RSA802104  Tauschia parishii Duncan S. Bell 2010-5-31 1179 San Bernardino Sawtooth Mountains; approximately 1.25 air mile southwest of Pioneertown, and approx. 0.75 air mile north of Chaparrosa Spring. 1249 Comment
  SBBG50831  Tauschia parishii R. S. Woglum 1941-5-12 3083 San Bernardino Pipes Cyn off Morongo Valley toward Mt San Gorgonio Comment
  UCR260187  Tauschia parishii Duncan S. Bell 2010-5-31 1179 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains; c. 1.25 air mile southwest of Pioneertown, and c. 0.75 air mile north of Chaparrosa Spring 1249 Comment
  OBI2139  Tetradymia axillaris var. longispina P. A. Holden 1970-4-20 1102 San Bernardino 8 mi N of Yucca Valley in upper Pipes Cyn Comment
  RSA0120874  Tetradymia axillaris var. longispina Duncan S. Bell 2016-4-17 9357 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA479821  Tetradymia axillaris var. longispina Jeri Hirshberg 1988-5-3 s.n. San Bernardino Mojave Desert, ca. 5.0 miles NW of Pioneertown near Rimrock, 1 1/2 to 2 miles NW of Pipes Canyon Road between Gamma Gulch Road and Roadrunner Rut Road. 1341 Comment
  RSA511569  Tetradymia axillaris var. longispina Ed LaRue, S. Dougherty, Steve Myers 1989-4-17 s.n. San Bernardino 1/2 mi W of Bowden Flat, on a stream channel that runs through Burns Canyon, ca1 mi SE of town of Rimrock. Pipe's Road traverses site. Comment
  UCR86676  Tetradymia spinosa A. C. Sanders, G. K. Helmkamp, E. A. Helmkamp 1995-4-30 16807 San Bernardino San Bernardino Mtns, Rimrock, 4.1 miles north of Pioneertown, dirt track west from Rimrock Road, south of Burns Canyon 1372 Comment
  VVC113  Tetradymia spinosa A. C. Sanders 1995-4-30 16807 San Bernardino San Bernardino Mtns, Rimrock, 4.1 mi N of Pioneertown, dirt track W from Rimrock Road, S of Burns Canyon 1372 Comment
  IRVC28359  Tetradymia stenolepis Mark A. Elvin, Margie P. Elvin 2005-9-24 4571 San Bernardino Pioneertown, SE of the jctn of Pioneertown Road and Ridgeline Road. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  JEPS117744  Tetradymia stenolepis Mark A. Elvin, Margie P. Elvin 2005-9-24 4571 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pioneertown, SE of the jctn of Pioneertown Rd. and Ridgeline Rd. Comment
  NY201222  Tetradymia stenolepis C. R. Annable 1995-3-14 2278 San Bernardino Near Flamingo Heights, Hondo St, 2.7km E of Hwy 247 Comment
  RSA713840  Tetradymia stenolepis Mark A. Elvin, Margie P. Elvin 2005-9-24 4571 San Bernardino Southern Mojave Desert, Little San Bernardino Mountains: Pioneertown, SE of the jctn of Pioneertown Road and Ridgeline Road. 1220 Comment
  UCR169335  Tetradymia stenolepis Mark A. Elvin, Margie P. Elvin 2005-9-24 4571 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns, Pioneertown, SE of the junction of Pioneertown Road and Ridgeline Road 1220 Comment
  UCR79299  Tetradymia stenolepis George K. Helmkamp 1993-9-12 23- 15 San Bernardino San Bernardino Mtns., edge of Burns Canyon 1375 Comment
  IRVC29350  Thysanocarpus curvipes Mark A. Elvin 2006-4-1 4697 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  RSA0011407  Thysanocarpus curvipes Duncan S. Bell, Amanda Turek 2010-5-30 1137 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1.25 air miles northeast of Chaparrosa Peak. 1463 Comment
  RSA0053746  Thysanocarpus curvipes Duncan S. Bell 2010-5-21 1076 San Bernardino Pioneertown Mountains Preserve; Sawtooth Mountains; just to the west of Chaparrosa Wash, approximately 1.4 air miles southwest of Pioneertown. 1281 Comment
  RSA0075566  Thysanocarpus curvipes Jim Andre 2014-5-2 27673 San Bernardino Little San Bernardino Mountains: along Pioneertown Rd, 3.6 mi. NW of Jct with Hwy 62 (Yucca Valley), about 0.5 mi. south of Pioneertown. 1209 Comment
  UCR175544  Thysanocarpus curvipes Mark A. Elvin 2006-4-1 4696 San Bernardino Southern Mojave Desert, Little San Bernardino Mtns: Pipes Canyon Preserve; Sorrel Horse Canyon south of Pioneertown Road, along wash and ridge to the south 1220 Comment
  UCR267801  Thysanocarpus curvipes Jim Andre 2014-5-8 29423 San Bernardino Little San Bernardino Mountains, Water Canyon, south of Pioneertown, 1.1 miles west of Pioneertown Road, 3.5 miles northwest of Yucca Valley at Hwy 62 1113 Comment
  UCR267831  Thysanocarpus curvipes Jim Andre 2014-5-18 28177 San Bernardino Mojave Desert, Little San Bernardino Mountains, along Skyline Ranch Rd (dirt), 0.8 mi. ESE of Pioneertown, in Sawtooth Mountains 1221 Comment
  RSA0025644  Thysanocarpus desertorum Duncan S. Bell 2011-4-23 2309 San Bernardino Sawtooth Mountains; collecting in rugged boulder piles about a mile south of Pioneertown and about 0.75 air mile east of Chaparrosa Spring. 1338 Comment
  RSA0040158  Thysanocarpus desertorum Duncan S. Bell 2014-4-25 6613 San Bernardino The Pioneertown Mountains Preserve; Black Hill, just to the north of Pioneertown. 1361 Comment
  RSA0124158  Thysanocarpus desertorum Duncan S. Bell, Amanda Turek 2010-5-30 1155 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1 air mile northeast of Chaparrosa Peak. 1499 Comment
  IRVC29349  Thysanocarpus laciniatus Mark A. Elvin 2006-4-1 4696 San Bernardino Pipes Canyon Preserve; Sorrel Horse Cyn, S of Pioneertown Road along wash and ridge to the S. Southern Mojave Desert, Little San Bernardino Mtns 1220 Comment
  IRVC19268  Thysanocarpus laciniatus var. crenatus Gordon A. Marsh 1982-4-2 1 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; ridgecrest. Little San Bernardino Mountains 1280 Comment
  IRVC19209  Thysanocarpus laciniatus var. laciniatus Gordon A. Marsh 1982-4-15 14 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley; Railroad Canyon; lower slope. Little San Bernardino Mountains 1079 Comment
  IRVC19583  Thysanocarpus laciniatus var. laciniatus Sherman Lambert 1983-4-9 2 San Bernardino UC Burns Pinyon Ridge Reserve, off Skyline Ranch Rd. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley. Little San Bernardino Mountains Comment
  RSA801859  Triticum aestivum Duncan S. Bell 2010-5-31 1222 San Bernardino Sawtooth Mountains; Sorrel Horse Canyon; about 1.25 air miles west of Pioneertown, and approximately 1 air mile north of Chaparrosa Spring. 1254 Comment
  RSA802009  Turricula parryi Duncan S. Bell, Amanda Turek 2010-5-30 1157 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1 air mile northeast of Chaparrosa Peak. 1499 Comment
  RSA0027696  Typha domingensis Duncan S. Bell 2012-9-8 4134 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0028341  Typha latifolia Duncan S. Bell 2012-3-17 3157 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA0120860  Uropappus lindleyi Duncan S. Bell 2016-4-17 9352 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  RSA0025105  Viguiera parishii Duncan S. Bell 2012-3-17 3163 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  RSA774754  Viguiera parishii Duncan S. Bell, Donna Thomas 2011-5-20 2511 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  IRVC28354  Xylorhiza tortifolia Mark A. Elvin, Andy C. Elvin, Katie Rose Elvin 2005-9-24 4577 San Bernardino Hills E of Chaparrosa Wash, about 1.7km E of Pioneertown, N of Skyline Ranch Road. Southern Mojave Desert 1159 Comment
  RSA0122729  Xylorhiza tortifolia Duncan S. Bell 2016-4-19 9411 San Bernardino Pipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown. 1209 Comment
  RSA0123343  Xylorhiza tortifolia Duncan S. Bell 2016-4-18 9387 San Bernardino Sawtooth Mountains; northwestern section of range, approximately 3 air miles west northwest of Pioneertown, or about 1.5 air miles northeast of Chaparrosa Peak. 1476 Comment
  RSA774756  Xylorhiza tortifolia Duncan S. Bell, Donna Thomas 2011-5-20 2509 San Bernardino Flat Top; north of Pioneertown and east of Rimrock. 1339 Comment
  RSA0120873  Yucca brevifolia Duncan S. Bell 2016-4-17 9358 San Bernardino The Sawtooth Mountains on the Pioneertown Mountains Preserve; central section of the range, approximately 2 air miles east of Chaparrosa Peak. 1371 Comment
  SEINET876321  Yucca brevifolia H. S. Gentry, L. McG 1976-1 23662 San Bernardino ca. 3/4 mile NW of Pioneertown, San Bernardino Co. Comment
  SEINET2059365 Image available Yucca brevifolia var. herbertii Howard S. Gentry, L. McGill 1976-7-8 23661 San Bernardino Ca. 3/4 mi NW of Pioneertown 1219 Comment
  SEINET2059367 Image available Yucca brevifolia var. herbertii Howard S. Gentry, L. McGill 1976-7-8 23662 San Bernardino Ca. 3/4 mi NW of Pioneertown 1219 Comment
  RSA799378  Yucca schidigera Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-6 4754 San Bernardino Sawtooth Mountains; collecting along Water Canyon, approximately 1.75 air miles southeast of Pioneertown, about 0.5 air mile southwest of where Pioneertown Road crosses Water Canyon. 1130 Comment
  RSA802001  Yucca whipplei Duncan S. Bell, Amanda Turek 2010-5-30 1149 San Bernardino Sawtooth Mountains; approximately 3 air miles west of Pioneertown, and about 1.25 air miles northeast of Chaparrosa Peak. 1463 Comment
  JEPS62242  Zigadenus brevibracteatus W. L. Jepson 1914-5-14 5956 San Bernardino 7 mi nw Warren's Well (n of Shay's Well); Mohave Desert Comment
  RSA0024952  Ziziphus parryi Duncan S. Bell 2012-9-8 4149 San Bernardino Sawtooth Mountains; collecting in Water Canyon, about 2 miles south of Pioneertown. 1160 Comment
  RSA0025101  Ziziphus parryi Duncan S. Bell 2012-3-17 3167 San Bernardino Sawtooth Mountains; Water Canyon, about 0.8 air mile southeast of Chaparrosa Spring and about 1.75 air miles southwest of Pioneertown. 1229 Comment
  UCR269191  Ziziphus parryi Duncan S. Bell 2012-9-8 4149 San Bernardino San Bernardino Mtns./Mojave Desert, Sawtooth Mountains, in Water Canyon, about 2 miles south of Pioneertown 1160 Comment
  GMDRC6872  Ziziphus parryi var. parryi J. M. Andre, T. La Doux, J. Mark Porter 2015-3-31 31106 San Bernardino Little San Bernardino Mountains: along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley 1148 Comment
  RSA0094767  Ziziphus parryi var. parryi Jim M. Andre, Tasha La Doux, J. Mark Porter 2015-3-31 31106 San Bernardino Little San Bernardino Mountains; along dirt road in Water Canyon, 1.3 mi west of Pioneertown Rd, approx 5 mi. NW of Yucca Valley. 1148 Comment



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