Search Results — 1262 specimen records retrieved (1155 records with coordinates)
Results for search: Collector=Porter;   

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA767528  Abronia villosa J. Mark Porter 2003-4-10 13491 .23 Imperial Imperial Dunes [Algodones Dunes], 1.62 miles northeast [59.49 degrees] of the Gecko Campground loop of Imperial Sand Dunes Recreation Area accessed via California Highway 78. Comment
  SEINET3828034  Abronia villosa J. Mark Porter, O. Mistretta, S Hobbs 2002-1 13391 Imperial IMperial Recreation Area ( Algodones Dunes) , ca 0.5 mi WSW of Ogilby. W of County road S34 95 Comment
  RSA720728  Abronia villosa var. villosa J. Mark Porter 2001-4-20 12492 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA720738  Abronia villosa var. villosa J. Mark Porter 2001-4-20 12476 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA767482  Abronia villosa var. villosa J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13391 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  RSA721154  Acacia greggii J. Mark Porter 2001-11-18 13353 San Bernardino WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base. Comment
  JROH5888  Achyrachaena mollis Ruth Porter 1998-5-1 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA767463  Achyronychia cooperi J. M. Porter, O. Mistretta, S. Hobbs 2002-3-2 13400 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  RSA767530  Achyronychia cooperi J. M. Porter 2003-4-10 13491 .24 Imperial Imperial Dunes [Algodones Dunes], 1.62 miles northeast [59.49 degrees] of the Gecko Campground loop of Imperial Sand Dunes Recreation Area accessed via California Highway 78. Comment
  SEINET3828054  Achyronychia cooperi J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13400 Imperial Imperial Dunes Recreation Area (Algodones Dunes), ca 0.5 mi WSW of Ogilby, W of County road S34 95 Comment
  RSA0047274  Acmispon strigosus J. Mark Porter, Lauren E. Machen 1997-2-15 11417 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  JROH2089  Acmispon wrangelianus Duncan M. Porter 1960-5-5 676 A San Mateo Jasper Ridge Biological Preserve, Stanford University; meadow near crest of N-facing slope above Webb Ranch. Quadrat H-5 Comment
  JROH2090  Acmispon wrangelianus Duncan M. Porter 1960-5-5 688 San Mateo Jasper Ridge Biological Preserve, Stanford University; meadow near crest of N-facing slope above Webb Ranch. Quadrat H-6 Comment
  JROH2088  Acmispon wrangelianus Duncan M. Porter 1960-4-22 660 A San Mateo Jasper Ridge Biological Preserve, Stanford University; meadow near crest of N-facing slope above Webb Ranch. Quadrat H-4 Comment
  RSA721152  Adenophyllum porophylloides J. Mark Porter 2001-4-20 12511 San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  RSA721885  Adenophyllum porophylloides J. Mark Porter, Orlando Mistretta 2003-6-5 13619 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range.Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running southeast. 412 Comment
  HSC18438  Adenostoma fasciculatum David Porter 1965-5-2 Los Angeles Along Mullholland Dr. 488 Comment
  RSA654166  Adenostoma fasciculatum var. fasciculatum Marilyn Porter 1991-5-19 33 Los Angeles Upland at San Bernardino County line south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 671 Comment
  JROH488  Agoseris heterophylla Duncan M. Porter 1960-5-5 677 San Mateo Jasper Ridge Biological Preserve, Stanford University; meadow near crest of N-facing slope above Webb Ranch. Quadrat H-5 Comment
  RSA672035  Aliciella J. Mark Porter 2001-5-21 12799 Mono Along Highway 395, N of Mono Lake, 0.9 mi E of mile marker 5.50 of Mono County road 167. 1982 Comment
Read comments
Jul 19 2008
  RSA620634  Aliciella humillima J. Mark Porter 1998-4-25 11797 Inyo Owens Valley: Along Hwy 136, near Dolomite Loop Rd. Comment
  RSA620078  Aliciella latifolia J. Mark Porter 1998-4-24 11755 San Bernardino Mojave Desert: Trona Pinnacles. Comment
  RSA620174  Aliciella latifolia J. Mark Porter 1998-4-25 11781 Inyo Panamint Valley: Wood Canyon Wash at its crossing of the Trona Wildrose Rd. Comment
  UCR119850  Aliciella latifolia J. M. Porter 1998-4-25 11781 Inyo Panamint Valley, Wood Canyon Wash at its crossing of the Trona Wildrose Road Comment
  RSA620169  Aliciella latifolia J. Mark Porter 1998-4-25 11786 Inyo Argus Mountains: East of Panamint Springs at foot of Argus Mtns. Large wash at East end of town. Comment
  RSA620180  Aliciella latifolia subsp. latifolia J. Mark Porter 1998-4-25 11774 Inyo Panamint Valley: margin of dry lake east of Panamint Springs. Comment
  RSA789027  Aliciella latifolia subsp. latifolia J. Mark Porter, Lauren Machen 2012-3-15 15170 San Diego Anza borrego desert state Park regionl Palo Verde Canyon, NNW of the Palo Verde Ranger Station. (County Hwy S22),ca. 2 mi from the highway along the canyon. 502 Comment
  RSA788851  Aliciella monoensis J. Mark Porter, Lauren Machen 2012-5-27 15112 .1 Mono Mono Lake, along Mono Lake Basin Road, about 3 miles S of the lake and 2.5 miles from the junction of Hwy. 2086 Comment
  RSA721176  Allenrolfea occidentalis J. Mark Porter 2001-11-18 13359 San Bernardino WHIPPLE MOUNTAINS: Foot of mountains, along the Colorado River. 146 Comment
  SBBG118956  Allenrolfea occidentalis J. M. Porter 2001-11-18 13359 San Bernardino Whipple Mtns, foot of mountains, along the Colorado River 146 Comment
  RSA720874  Allionia incarnata J. Mark Porter 2001-4-21 12595 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine. Comment
  HSC2950  Allium campanulatum David Porter 1965-5-23 Santa Barbara Figueroa Mtn. Rd., Figueroa Mtns. 1280 Comment
  HSC2962  Allium diabolense David Porter 1965-5-23 Santa Barbara Off Figueroa Mtn. Rd., Figueroa Mtns. 1280 Comment
  RSA620028  Allium fimbriatum var. mohavense J. Mark Porter 1998-4-24 11743 Kern Mojave Desert: Near Junction of Red Mountain Rd. and Sunshine Mine Rd. Comment
  RSA0047270  Allium haematochiton J. Mark Porter, Lauren E. Machen 1997-2-15 11421 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  SD247543  Allium haematochiton J. Mark Porter, Lauen E. Machen 1997-2-15 11421 Riverside North of Interstate 15 at the Lake Street / Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  RSA780156  Allophyllum J. Mark Porter 2005-6-11 14463 Tulare Along Mountain Hwy. 50. 1524 Comment
  RSA780164  Allophyllum J. Mark Porter 2005-6-10 14450 Kern Sequoia National Forest, along Hwy. 155, between Wilford Heights and Alta Sierra. Comment
  RSA780286  Allophyllum J. Mark Porter 2005-6-11 14471 Tulare Ca. 1/10 mile SW of the junction of 22S05 (Kernville Hwy. 395) and 22S12. Comment
  RSA780434  Allophyllum J. Mark Porter 2005-6-10 14447 Kern N end of Walker Basin, along Caliente Bodfish Road, curves exiting the basin. Comment
  RSA780569  Allophyllum J. Mark Porter 2005-6-11 14459 Tulare Along W Hwy. 99, roadside and bench adjacent to road. Comment
  SD232731  Allophyllum J. Mark Porter 2005-6-10 14450 Kern Sequoia National Forest, along Hwy 155, between Wilford Heights and Alta Sierra. Comment
  SD232732  Allophyllum J. Mark Porter 2005-6-10 14447 Kern N end of Walker Basin, along Caliente Bodfish Road, curves exiting the basin. Comment
  SD232733  Allophyllum J. Mark Porter 2005-6-11 14459 Tulare Along W Hwy 99, roadside and bench adjacent to road. Comment
  SD232734  Allophyllum J. Mark Porter 2005-6-11 14471 Tulare About 1/10 mile SW of the junction of 22S05 (Kernville Hwy 395) and 22S12. Comment
  SEINET3349550  Allophyllum J. Mark Porter 2005-1 14471 Tulare USA. California, Tulare Co. ca 1/10 mi SW of the junction of 22S05 (Kernville Hwy 395) and 22S12 Comment
  SEINET3349561  Allophyllum J. Mark Porter 2005-1 14450 Kern Sequoia National Forest, along Hwy 155, between Wilford Heights and Alta Sierra. Comment
  SEINET3349564  Allophyllum J. Mark Porter 2005-1 14459 Tulare Along W Hwy 99, roadside and bench adjacent to rd Comment
  RSA672034  Allophyllum divaricatum J. Mark Porter 2002-5-27 s.n. San Bernardino San Bernardino Mountains; Cedar Pines Park, along Crest Forest Drive at the junction of Mojave River Road. Comment
  RSA789030  Allophyllum divaricatum J. Mark Porter, Lauren Machen 2012-5-20 15168 Los Angeles San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) NE of Wrightwood, in lower Swarthout Canyon. 1639 Comment
  RSA705399  Allophyllum gilioides J. Mark Porter, Theodore Anderson 2005-5-23 14402 San Bernardino San Bernardino National Forest; along Highway 38, just east of Jenks Lake Road. 1960 Comment
  RSA746587  Allophyllum gilioides J. Mark Porter, Linda M. Prince 2009-4-28 14993 Kern Bitter Creek National Wildlife Refuge, 0.2 mi (o.32 km) north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road. 1368 Comment
  RSA780433  Allophyllum gilioides J. Mark Porter 2005-6-10 14446 Kern Tehachapi Pass,a long Bodfish-Caliente Road Comment
  SEINET3349586  Allophyllum gilioides J. Mark Porter 2005-1 14446 Kern Tehachapi Pass Comment
  RSA690926  Allophyllum glutinosum J. Mark Porter, Lauren Machen 2004-5-1 14079 Los Angeles San Gabriel Mountains, along Mount Baldy Road. 881 Comment
  RSA654184  Alnus rhombifolia Marilyn Porter 1991-5-5 1 Los Angeles Upland at San Bernardino County line north from parking area at Shinn Road and Mount Baldy Road, followed abandoned road in flood plain. Start: (1/2) ? mile in. Stopped: (2)? miles. 670 Comment
  RSA718486  Ambrosia dumosa J. Mark Porter 2001-4-21 12556 San Bernardino Whipple Mountains: NW slope of Pyramid Butte Comment
  RSA720736  Ambrosia dumosa J. Mark Porter 2001-4-20 12478 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA720868  Ambrosia dumosa J. Mark Porter 2001-4-21 12601 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine Comment
  RSA721150  Ambrosia dumosa J. Mark Porter 2001-4-20 12514 San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  RSA767466  Ambrosia dumosa J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13404 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  SBBG118966  Ambrosia dumosa J. M. Porter 2001-4-21 12601 San Bernardino Whipple Mtns, W boundary of BLM Wilderness area, S of D&W mine Comment
  SEINET3829077  Ambrosia dumosa J. Mark Porter, O. Mistretta, S. Hobbs 2002-1 13404 Imperial Imperial Dunes Recreation area. (Algodones Dunes) ca. 0.5 mi. WSW of Ogilby, W of Country road S 34. 95 Comment
  CAS-BOT-BC272854  Ambrosia monogyra J. Mark Porter; O. Mistretta; S. Hobbs 2002-3-2 13410 Imperial Imperial Dunes Recreation Area (Algodones Dunes), ca. 0.5 mi WSW of Ogilby, W of County road S34 95 Comment
  JROH3597  Amelanchier utahensis Ruth Porter 1999-5-10 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; between lake and fire road E Comment
  HSC3542  Amsinckia tessellata var. gloriosa David Porter 1965-4-24 Los Angeles 5 mi. W of Newhall on Pico Canyon Rd., Newhall 610 Comment
  RSA620624  Amsinckia tessellata var. tessellata J. Mark Porter 1998-4-26 11808 Inyo Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club. Comment
  RSA718492  Amsinckia tessellata var. tessellata J. Mark Porter 2001-4-21 12550 San Bernardino Whipple Mountains: NW slope of Pyramid Butte Comment
  HSC17841  Anagallis arvensis David Porter 1965-5-6 Los Angeles 1 mi. N of Chatsworth, Simi Hills 351 Comment
  CAS-BOT-BC137694  Anthoxanthum odoratum D. M. Porter; S. H. Porter 1967-3-25 1544 Sonoma Alongside Highway 1 two miles south of Stewarts Point. Comment
  RSA718143  Antirrhinum filipes J. Mark Porter 2001-4-21 12588 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of DandW mine. Comment
  CAS-BOT-BC447669  Aphanes arvensis Thos. C. Porter; Parry L Lemon 1876-1-1 s.n. Unknown Southern California Comment
  HSC7605  Arbutus menziesii David Porter 1965-5-22 17 Santa Barbara Santa Ynez Mountains. On Hwy. 154 on the way into Santa Ynez Valley 610 Comment
  RSA767460  Aristida californica J. M. Porter, O. Mistretta, S. Hobbs 2002-3-2 13397 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34 95 Comment
  RSA720731  Aristida californica var. californica J. M. Porter 2001-4-20 12488 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA620623  Artemisia spinescens J. Mark Porter 1998-4-26 11809 Inyo Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club. Comment
  RSA718722  Arundo donax J. M. Porter 2001-11-18 13367 San Bernardino WHIPPLE MOUNTAINS: Foot of mountains, along the Colorado River. 146 Comment
  RSA718348  Asclepias albicans J. Mark Porter 2001-4-21 12571 San Bernardino Whipple Mountains: SW of Gene Wash Reservoir. Comment
  RSA721875  Asclepias albicans J. Mark Porter, Orlando Mistretta 2003-6-5 13604 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  RSA721889  Asclepias albicans J. Mark Porter, Orlando Mistretta 2003-6-5 13615 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running southeast. 412 Comment
  UCR200254  Asclepias albicans J. M. Porter, Orlando Mistretta 2003-6-5 13615 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains, Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running southeast 412 Comment
  UCR200260  Asclepias albicans J. M. Porter, Orlando Mistretta 2003-6-5 13604 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains. Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running east, above the pour-off 439 Comment
  SD250420  Asclepias subulata J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-3-17 Imperial Imperial Sand Dunes National Recreation Area. Growing on the leeward side of deep sand dunes. Comment
  RSA620133  Astragalus acutirostris J. Mark Porter 1998-4-24 11725 San Bernardino Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road. Comment
  RSA721144  Astragalus acutirostris J. Mark Porter 2001-4-20 12521 San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  RSA789628  Astragalus crotalariae J. Mark Porter, Laren Machen 2012-3-15 15172 San Diego Anza borrego desert state Park regionl Palo Verde Canyon, NNW of the Palo Verde Ranger Station. (County Hwy S22),ca. 2 mi from the highway along the canyon. 502 Comment
  RSA620025  Astragalus didymocarpus var. didymocarpus J. Mark Porter 1998-4-24 11740 Kern Mojave Desert: Near Junction of Red Mountain Rd. and Sunshine Mine Rd. Comment
  RSA620140  Astragalus didymocarpus var. dispermus J. Mark Porter 1998-4-24 11732 San Bernardino Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction. Comment
  JROH1986  Astragalus gambelianus Duncan M. Porter 1960-5-5 676 B San Mateo Jasper Ridge Biological Preserve, Stanford University; meadow near crest of N-facing slope above Webb Ranch. Quadrat H-5 Comment
  JROH1987  Astragalus gambelianus Duncan M. Porter 1960-5-5 675 San Mateo Jasper Ridge Biological Preserve, Stanford University; meadow near crest of N-facing slope above Webb Ranch. Quadrat H-5 Comment
  CAS-BOT-BC309819  Astragalus inyoensis J. Mark Porter 2001-6-3 12805 Inyo Inyo National Forest, White Mountains. Along Hwy 168, mile marker 33.5, just N of Westgard Pass Comment
  RSA0013697  Astragalus inyoensis J. Mark Porter 2001-6-3 12805 Inyo Inyo National Forest, White Mountains. Along Highway 168, mile marker 33 50, just N of Westgard Pass. Comment
  RSA620085  Astragalus lentiginosus var. variabilis J. Mark Porter 1998-4-25 11761 San Bernardino Salt Wells Canyon: Narrows of Salt Wells Canyon, draining Salt Wells Valley on the south side of Hwy 178. Comment
  RSA705180  Astragalus magdalenae var. peirsonii J. Mark Porter, Gary D. Wallace 2005-3-10 14260 San Diego Anza Borrego State Park; Blow Sand Canyon, NE side of Borrego Mountain, ca. 3 mi N of Ca Hwy 78. 224 Comment
  SD230310 Image available Astragalus magdalenae var. peirsonii J. Mark Porter, Gary Wallace 2005-3-10 14260 San Diego Anza Borrego State Park; Blow Sand Canyon, NE side of Borrego Mountain, ca. 3 mi N of CA Hwy 78. 224 Comment
  RSA0012795  Astragalus minthorniae var. villosus J. Mark Porter 2001-6-3 12824 Inyo Along Joshua Flats-Death Valley Road, bordering Inyo National Forest and conservation area. Little Cowhorn Valley-Inyo Mountains. 2201 Comment
  SEINET10881040  Astragalus minthorniae var. villosus J. Mark Porter 2001-6-3 Porter 12824 Inyo Along Joshua Flats-Death Valley Road, bordering Inyo National Forest & conservation area, Little Cowhorn Valley-Inyo Mtns. 2201 Comment
  RSA767472  Astragalus peirsonii J. Mark Porter, O. Mistretta, S. Hobbs 2002-3-2 13405 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.82 miles southwest [202.8 degrees] of Imperial Dunes Recreation Area exit from Interstate 8. 49 Comment
  RSA767473  Astragalus peirsonii J. Mark Porter, O. Mistretta, S. Hobbs 2002-3-2 13405 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.82 miles southwest [202.8 degrees] of Imperial Dunes Recreation Area exit from Interstate 8. 49 Comment
  RSA767496  Astragalus peirsonii J. Mark Porter 2003-4-8 13491 .02 Imperial Imperial Dunes (Algodones Dunes), 1.9 miles south-west [209.75 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes. Comment
  RSA767497  Astragalus peirsonii J. Mark Porter 2003-4-8 13491 .03 Imperial Imperial Dunes (Algodones Dunes), 4.8 miles north-west [293.29 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes. Comment
  RSA767501  Astragalus peirsonii J. Mark Porter 2003-4-8 13491 .07 Imperial Imperial Dunes (Algodones Dunes), 3.2 miles west north-west [280.62 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes. Comment
  RSA767502  Astragalus peirsonii J. Mark Porter 2003-3-20 13491 .08 Imperial Imperial Dunes (Algodones Dunes), 4.4 miles west north-west [291.38 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes. Comment
  RSA767515  Astragalus peirsonii J. Mark Porter 2003-3-20 13491 .09 Imperial Imperial Dunes [Algodones Dunes], 3.6 miles west-northwest [288.56 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8 Comment
  RSA767518  Astragalus peirsonii J. Mark Porter 2003-3-20 13491 .12 Imperial Imperial Dunes [Algodones Dunes], 4.7 miles west-northwest [294.35 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8 Comment
  RSA767519  Astragalus peirsonii J. Mark Porter 2003-3-20 13491 .13 Imperial Imperial Dunes [Algodones Dunes], 6.48 miles northwest [333.39 degrees] of junction of Coachella Canal access road and California Highway 78 Comment
  RSA767520  Astragalus peirsonii J. Mark Porter 2003-3-20 13491 .14 Imperial Imperial Dunes [Algodones Dunes], 3.73 miles northwest [290 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8 Comment
  RSA767521  Astragalus peirsonii J. Mark Porter 2003-3-20 13491 .15 Imperial Imperial Dunes [Algodones Dunes], 3.73 miles northwest [290 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8 Comment
  RSA767522  Astragalus peirsonii J. Mark Porter 2003-4-7 13491 .16 Imperial Imperial Dunes [Algodones Dunes], 4.16 miles north-northwest [344.94 degrees] of junction of Coachella Canal access road and California Highway 78 Comment
  RSA767523  Astragalus peirsonii J. Mark Porter 2003-4-9 13491 .17 Imperial Imperial Dunes [Algodones Dunes], 1.9 miles northwest of Interstate Highway 8 Comment
  RSA767524  Astragalus peirsonii J. Mark Porter 2003-4-9 13491 .18 Imperial Imperial Dunes [Algodones Dunes], 2.2 miles northwest of Interstate Highway 8 Comment
  RSA767525  Astragalus peirsonii J. Mark Porter 2003-4-9 13491 .19 Imperial Imperial Dunes [Algodones Dunes], 3.44 miles west-northwest [284.25 degrees] of the Imperial Sand Dunes Recreation Area exit on Interstate Highway 8 Comment
  RSA767526  Astragalus peirsonii J. Mark Porter 2003-4-10 13491 .20 Imperial Imperial Dunes [Algodones Dunes], 1.46 miles northeast [59.0 degrees] of the Gecko Campground loop of Imperial Sand Dunes Recreation Area accessed via California Highway 78 Comment
  RSA767527  Astragalus peirsonii J. Mark Porter 2003-4-10 13491 .21 Imperial Imperial Dunes [Algodones Dunes], 1.62 miles northeast [59.49 degrees] of the Gecko Campground loop of Imperial Sand Dunes Recreation Area accessed via California Highway 78. Comment
  RSA767593  Astragalus peirsonii J. Mark Porter 2003-3-4 13484 Imperial Imperial Dunes (Algodones Dunes) about 1.9 miles northwest of Interstate Highway 8 Comment
  RSA767594  Astragalus peirsonii J. Mark Porter 2003-3-4 13485 Imperial Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8 Comment
  SEINET3828025  Astragalus peirsonii J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 Imperial Comment
  SEINET3829084  Astragalus peirsonii J. Mark Porter 2003-1 Imperial Comment
  HSC14542  Astragalus trichopodus var. phoxus David Porter 1965-4-29 Los Angeles .5 mi. N of Topanga Canyon, Santa Monica Mtn. 412 Comment
  RSA620177  Atrichoseris platyphylla J. Mark Porter 1998-4-25 11777 Inyo Panamint Valley: Wood Canyon Wash at its crossing of the Trona Wildrose Rd. Comment
  RSA718491  Atrichoseris platyphylla J. Mark Porter 2001-4-21 12551 San Bernardino Whipple Mountains: NW slope of Pyramid Butte Comment
  RSA720860  Atrichoseris platyphylla J. Mark Porter 2001-4-21 12609 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine Comment
  SBBG118959  Atriplex lentiformis subsp. breweri J. M. Porter 2001-11-18 13362 San Bernardino Whipple Mountains: foot of mountains, along the Colorado River 146 Comment
  RSA721179  Atriplex lentiformis subsp. lentiformis J. Mark Porter 2001-11-18 13362 San Bernardino WHIPPLE MOUNTAINS: Foot of mountains, along the Colorado River. 146 Comment
  RSA721157  Atriplex polycarpa J. Mark Porter 2001-11-18 13350 San Bernardino WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base. Comment
  RSA721169  Atriplex polycarpa J. Mark Porter 2001-11-18 13375 San Bernardino WHIPPLE MOUNTAINS: Eastern foothills, wash draining into Colorado River. 128 Comment
  SBBG118947  Atriplex polycarpa J. M. Porter 2001-11-18 13350 San Bernardino Whipple Mountains Comment
  SBBG118953  Atriplex polycarpa J. M. Porter 2001-11-18 13375 San Bernardino Whipple Mtns, eastern foothills, wash draining into Colorado River 128 Comment
  RSA654183  Baccharis glutinosa Marilyn Porter 1991-5-19 28 Los Angeles Upland at San Bernardino County line south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 671 Comment
  RSA721180  Baccharis sergiloides J. Mark Porter 2001-11-18 13360 San Bernardino WHIPPLE MOUNTAINS: Foot of mountains, along the Colorado River. 146 Comment
  SBBG118960  Baccharis sergiloides J. M. Porter 2001-11-18 13360 San Bernardino Colorado River, foot of Whipple Mtns 480 Comment
  CAS-BOT-BC172819  Baileya pauciradiata J. Mark Porter; O. Mistretta; S. Hobbs 2002-3-2 13390 Imperial Imperial Dunes Recreation Area (Algodones Dunes), ca. 0.5 mi WSW of Ogilby, W of County road S34 95 Comment
  RSA676321  Baileya pauciradiata J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 s.n. Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness Comment
  RSA767481  Baileya pauciradiata J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13390 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  SEINET3828035  Baileya pauciradiata J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13390 Imperial Imperial Dunes Recreation Area ( Algodones Dunes) ca. 0.5mi WSW of Ogilby, W of County road S34 95 Comment
  RSA676140  Baileya pleniradiata J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 s.n. Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness Comment
  SD250433  Baileya pleniradiata J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 Imperial Algodones Dunes. Imperial Sand Dune National Recreation Area, Algodones Wilderness. Comment
  RSA718352  Bebbia juncea var. aspera J. Mark Porter 2001-4-21 12567 San Bernardino Whipple Mountains: SW of Gene Wash Reservoir. Comment
  RSA721170  Bebbia juncea var. aspera J. Mark Porter 2001-11-18 13373 San Bernardino WHIPPLE MOUNTAINS: Eastern foothills, wash draining into Colorado River. 128 Comment
  HSC2999  Bloomeria crocea var. crocea David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  RSA721161  Boerhavia wrightii J. Mark Porter 2001-11-18 13344 San Bernardino WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base. Comment
  SBBG118948  Boerhavia wrightii J. M. Porter 2001-11-18 13344 San Bernardino Whipple Mtns, wide wash of plain and slightly deeper (about 2 m) wash base Comment
  RSA721153  Brandegea bigelovii J. Mark Porter 2001-11-18 13345 San Bernardino WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base. Comment
  SBBG118945  Brandegea bigelovii J. M. Porter 2001-11-18 13345 San Bernardino Whipple Mtns, wide wash of plain and slightly deeper (~2m) wash base Comment
  SD247616  Brassica nigra J. Mark Porter, Lauren E. Machen 1997-2-15 11419 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  CAS-BOT-BC36814  Brassica rapa Duncan MacNair Porter 1961-1-8 735 Santa Clara Sunnyvale. Near the northeast corner of Sunnyvale-Seratoga Road (Highway 9) and Crescent Avenue. Comment
  CAS-BOT-BC36815  Brassica rapa D. M. Porter; S. H. Porter 1967-4-30 1558 Santa Clara Alviso. Near highway at southeastern end of town. Comment
  RSA767459  Brassica tournefortii J. Mark Porter, O. Mistretta, S. Hobbs 2002-3-2 13396 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34 95 Comment
  SEINET3828056  Brassica tournefortii J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13396 Imperial Imperial Dunes Recreation Area (Algodones DUnes), ca 0.5 mi WSW of Ogibly. W of County road S34 95 Comment
  SEINET10534097  Brodiaea laxa Duncan M. Porter 1960-4-22 Porter 665 San Mateo Meadow near crest of north-facing slope above Webb Ranch, Jasper Ridge Biological Preserve, Stanford University. Comment
  CAS-BOT-BC155712  Bromus diandrus D. M. Porter; S. H. Porter 1967-4-30 1562 Santa Clara Alviso. At southern end of town near Alviso Slough. Comment
  CAS-BOT-BC155162  Bromus hordeaceus Duncan M. Porter 1960-4-29 667 San Mateo Above Webb Ranch, Jasper Ridge Biological Preserve. Quadrant H-4. Comment
  JROH4915  Bromus hordeaceus Duncan M. Porter 1960-4-29 667 San Mateo Jasper Ridge Biological Preserve, Stanford University. Meadow near crest of N-facing slope above Webb Ranch Comment
  JROH4916  Bromus hordeaceus Duncan M. Porter 1960-5-5 678 San Mateo Jasper Ridge Biological Preserve, Stanford University. Meadow near crest of N-facing slope above Webb Ranch Comment
  RSA591059  Bromus hordeaceus J. M. Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10928 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road 610 Comment
  SD232805  Brugmansia versicolor J. Mark Porter 2005-6-8 14443 San Bernardino Cultivated at 4605 Revere Ave, Alta Loma, CA. Comment
  SEINET3349559  Brugmansia versicolor J. Mark Porter 2005-1 14443 San Bernardino Cultivated at 4605 Revere Ave, Alta Loma, CA Comment
  JROH3320  Calandrinia ciliata Duncan M. Porter 1961-2-18 745 San Mateo Jasper Ridge Biological Preserve, Stanford University; Westridge end of ridge Comment
  HSC15386  Calochortus albus David Porter 1965-5-16 Los Angeles 1.0 mi. off Mulholland Hwy. on Old Topanga Canyon Rd. 305 Comment
  RSA0013689  Calochortus bruneaunis J. Mark Porter 2001-6-3 12814 Inyo Inyo National Forest, along 169 just S of Westgard Pass. 30.5 mile marker. 2232 Comment
  HSC15347  Calochortus catalinae David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  JROH560  Calycadenia multiglandulosa Duncan M. Porter 1960-10-12 728 San Mateo Jasper Ridge Biological Preserve, Stanford University; SW edge of main meadow next to chaparral (near area C) Comment
  RSA718493  Calycoseris wrightii J. Mark Porter 2001-4-21 12549 San Bernardino Whipple Mountains: NW slope of Pyramid Butte Comment
  RSA654187  Calystegia macrostegia subsp. arida Marilyn Porter 1991-5-19 37 Los Angeles Upland at San Bernardino County line south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 671 Comment
  HSC6378  Calystegia macrostegia subsp. intermedia David Porter 1965-4-22 Los Angeles 0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  RSA0012495  Camissonia J. Mark Porter, Laren Machen 2012-5-27 15104 Inyo Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs. 1439 Comment
  RSA721873  Camissonia J. Mark Porter, Orlando Mistretta 2003-6-5 13605 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  RSA767531  Camissonia boothii J. Mark Porter 2003-4-10 13491 .25 Imperial Imperial Dunes [Algodones Dunes], 1.62 miles northeast [59.49 degrees] of the Gecko Campground loop of Imperial Sand Dunes Recreation Area accessed via California Highway 78. Comment
  RSA620178  Camissonia boothii subsp. boothii J. Mark Porter 1998-4-25 11776 Inyo Panamint Valley: east of Panamint Springs. Comment
  RSA620037  Camissonia boothii subsp. condensata J. Mark Porter 1998-4-24 11751 San Bernardino Mojave Desert: Salt Wells Canyon, East of Ridgecrest. Comment
  RSA717540  Camissonia boothii subsp. condensata J. Mark Porter 2001-4-21 12562 San Bernardino Whipple Mountains: NW slope of Pyramid Butte. Comment
  RSA721141  Camissonia boothii subsp. condensata J. Mark Porter 2001-4-19 12464 San Bernardino Whipple Mountains: Plains at southern base of mountains. Comment
  RSA718490  Camissonia brevipes subsp. brevipes J. Mark Porter 2001-4-21 12552 San Bernardino Whipple Mountains: NW slope of Pyramid Butte. Comment
  RSA720866  Camissonia brevipes subsp. brevipes J. Mark Porter 2001-4-21 12603 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine. Comment
  RSA720923  Camissonia brevipes subsp. brevipes J. Mark Porter 2001-4-19 12458 San Bernardino Whipple Mountains: Plains at southern base of mountains. Comment
  RSA620135  Camissonia campestris J. Mark Porter 1998-4-24 11726 - B San Bernardino Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction. Comment
  RSA101675  Camissonia claviformis subsp. aurantiaca T. C. Porter 1888-2-28 s.n. Riverside California--Colorado Desert on Salt Creek, on the South Pacific Railroad -69 Comment
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Feb 3 2011
  RSA767478  Camissonia claviformis subsp. yumae J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13387 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  SEINET3828038  Camissonia claviformis subsp. yumae J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13387 Imperial Imperial Dunes Recreation Area( Algodones Dunes), ca 0.5 mi WSW of Ogilby, W. of County road S34 95 Comment
  HSC16498  Camissonia micrantha David Porter 1965-4-27 Los Angeles 1/2 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  RSA0012488  Camissonia pusilla J. Mark Porter, Laren Machen 2012-5-27 15111 Mono Mono Lake, along Mono Lake Basin Road, about 3 miles S of the lake and 2.5 miles from the junction of Hwy. 2086 Comment
  RSA620175  Camissonia refracta J. Mark Porter 1998-4-25 11780 Inyo Panamint Valley: Wood Canyon Wash at its crossing of the Trona Wildrose Rd. Comment
  RSA718145  Camissonia refracta J. Mark Porter 2001-4-21 12584 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine. Comment
  RSA718149  Camissonia refracta J. Mark Porter 2001-4-21 12580 San Bernardino Whipple Mountains: Near Colorado River, Copper Basin Dunes region, old mines along [Parker Dam road], W of Big Bend Resort. Comment
  RSA720914  Camissonia refracta J. Mark Porter 2001-4-19 12468 San Bernardino Whipple Mountains: Plains at southern base of mountains. Comment
  UCR150948  Camissonia refracta J. M. Porter 1998-4-25 11780 Inyo Panamint Valley, Wood Canyon Wash at its crossing of the Trona Wildrose Road Comment
  JROH1650  Cannabis sativa Ruth Porter 1982-1-1 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SD251262  Cantua flexuosa J. Mark Porter, Lauren Machen 2012-6-23 15140 San Bernardino Alta Loma region of Rancho Cucamonga; 6405 Revere Avenue. 462 Comment
  OBI2880  Capsella bursa-pastoris Louise Porter 1970-2-2 39 San Luis Obispo Cal POly campus, along W walk to N of Science N Comment
  CAS-BOT-BC18235  Carex Duncan MacNair Porter 1960-9-20 714 Fresno Kings Canyon National Park. Steep hillside below southwest side of Lamarck Col. 3810 Comment
  RSA717909  Carnegiea gigantea J. Mark Porter 2001-4-21 12575 -a San Bernardino Whipple Mountains: SW of Gene Wash Reservoir. Comment
  JROH3939  Castilleja affinis subsp. affinis Duncan M. Porter 1961-4-8 751 San Mateo Jasper Ridge Biological Preserve, Stanford University; on top of ridge Comment
  JROH3976  Castilleja densiflora subsp. densiflora Duncan M. Porter 1961-4-8 749 San Mateo Jasper Ridge Biological Preserve, Stanford University; near gate on top of ridge Comment
  HSC20877  Castilleja exserta subsp. exserta David Porter 1965-5-1 Kern 5 mi. N along Ft. Tejon Rd., Ft. Tejon 1067 Comment
  JROH3521  Ceanothus cuneatus var. cuneatus Duncan M. Porter 1961-2-8 741 San Mateo Jasper Ridge Biological Preserve, Stanford University. N slope of ridge below picnic area near crest at N end of ridge Comment
  JROH3522  Ceanothus cuneatus var. cuneatus Duncan M. Porter 1961-2-8 741 San Mateo Jasper Ridge Biological Preserve, Stanford University. N slope of ridge below picnic area near crest at N end of ridge Comment
  GH349190  Ceanothus cuneatus var. dubius D. M. Porter 1961-2-8 741 Unknown Jasper Ridge Biological Experimental Area, N slope of ridge below picnic area near crest at N end of ridge. Comment
  CAS-BOT-BC126844  Ceanothus griseus D. M. Porter; S. H. Porter 1967-3-25 1549 Mendocino Vista point on Highway 1, 7 miles south of Greenwood Creek Comment
  RSA104151  Ceanothus integerrimus var. puberulus T. C. Porter 1876-1 s.n. Plumas [No location data on label] Comment
  RSA654167  Ceanothus leucodermis Marilyn Porter 1991-5-5 13 Los Angeles Upland at San Bernardino County line north from parking area at Shinn Road and Mount Baldy Road, followed abandoned road in flood plain. Start: (1/2) ? mile in. Stopped: (2)? miles. 670 Comment
  RSA104129  Ceanothus prostratus var. occidentalis T. C. Porter 1876-1 s.n. Plumas [Unspecified] Comment
  RSA591063  Centaurea melitensis J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10926 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  RSA591065  Centaurium venustum J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10921 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  RSA767599  Cercidium floridum J. Mark Porter 2003-3-4 13489 Imperial Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8 Comment
  RSA721160  Cercidium floridum subsp. floridum J. Mark Porter 2001-11-18 13347 San Bernardino WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base. Comment
  RSA720719  Cercidium microphyllum J. Mark Porter 2001-4-20 12502 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA721166  Cercidium microphyllum J. Mark Porter 2001-11-18 13355 San Bernardino WHIPPLE MOUNTAINS: Black Metal Wash. 305 Comment
  RSA620182  Chaenactis carphoclinia var. carphoclinia J. Mark Porter 1998-4-25 11772 Inyo Panamint Valley: margin of dry lake east of Panamint Springs. Comment
  RSA718714  Chaenactis carphoclinia var. carphoclinia J. Mark Porter 2001-4-21 12541 San Bernardino Whipple Mountains: NW slope of Pyramid Butte Comment
  RSA720926  Chaenactis carphoclinia var. carphoclinia J. Mark Porter 2001-4-19 12455 San Bernardino WHIPPLE MOUNTAINS: Plains at southern base of mountains Comment
  RSA0047253  Chaenactis fremontii J. Mark Porter, Leigh A. Johnson 1997-3-10 11464 Riverside Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10). 474 Comment
  RSA657239  Chaenactis fremontii J. Mark Porter 2001-4-2 12338 Riverside Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62. 457 Comment
  SD247580  Chaenactis fremontii J. Mark Porter, Leigh A. Johnson 1997-3-10 11464 Riverside Whitewater Canyon, ca. 1.0 mile north of Whitewater (along Interstate 10). 473 Comment
  RSA720716  Chaenactis stevioides J. Mark Porter 2001-4-20 12479 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA620145  Chaenactis xantiana J. Mark Porter 1998-4-24 11736 San Bernardino Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction. Comment
  RSA718350  Cheilanthes parryi J. Mark Porter 2001-4-21 12569 San Bernardino WHIPPLE MOUNTAINS: SW of Gene Wash Reservoir. Comment
  RSA718148  Chorizanthe brevicornu var. brevicornu J. Mark Porter 2001-4-21 12581 San Bernardino Whipple Mountains: Near Colorado River, Copper Basin Dunes region, old mines along [Parker Dam road], W of Big Bend Resort. Comment
  RSA720722  Chorizanthe brevicornu var. brevicornu J. Mark Porter 2001-4-20 12499 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA720922  Chorizanthe brevicornu var. brevicornu J. Mark Porter 2001-4-19 12459 San Bernardino Whipple Mountains: Plains at southern base of mountains. Comment
  RSA721888  Chorizanthe brevicornu var. brevicornu J. Mark Porter, Orlando Mistretta 2003-6-5 13617 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range.Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running southeast. 412 Comment
  UCR200261  Chorizanthe brevicornu var. brevicornu J. M. Porter, Orlando Mistretta 2003-6-5 13617 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains, Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running southeast 412 Comment
  RSA620124  Chorizanthe rigida J. Mark Porter 1998-4-24 11717 San Bernardino Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road. Comment
  RSA718719  Chorizanthe rigida J. Mark Porter 2001-4-21 12535 San Bernardino Whipple Mountains: NW slope of Pyramid Butte. Comment
  RSA720930  Chorizanthe rigida J. Mark Porter 2001-4-21 12613 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of DandW mine. Comment
  RSA620023  Chorizanthe watsonii J. Mark Porter 1998-4-24 11738 Kern Mojave Desert: Near Junction of Red Mountain Rd. and Sunshine Mine Rd. Comment
  RSA591070  Chorizanthe xanti J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10929 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  RSA789029  Chylismia claviformis J. Mark Porter, Laren Machen 2012-5-20 15169 Los Angeles San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) NE of Wrightwood, in lower Swarthout Canyon. 1639 Comment
  CAS-BOT-BC285306  Cirsium andersonii Duncan M. Porter 1960-9-21 721 Fresno SE of and below Darwin Bench, Kings Canyon National Park 3413 Comment
  RSA0012492  Cistanthe rosea J. M. Porter, Lauren E. Machen 2012-5-27 15107 Mono Mono Lake, along Mono Lake Basin Road, about 3 miles S of the lake and 2.5 miles from the junction of Hwy. 2086 Comment
  RSA0012789  Cistanthe umbellata var. umbellata J. M. Porter 2001-6-4 12839 Mono Inyo National Forest, along Highway 120 near the 30 00 mile marker. 2453 Comment
  HSC16284  Clarkia bottae David Porter 1965-5-6 Los Angeles .5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  HSC16281  Clarkia cylindrica David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  SEINET12189208  Clarkia deflexa E. A. Porter 1935-1 6701 Ventura Upper Ojai Road, Santa Paula Canyon Comment
  RSA591068  Clarkia purpurea subsp. quadrivulnera J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10917 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  JROH3008  Clarkia purpurea subsp. viminea Duncan M. Porter 1960-5-26 702 San Mateo Jasper Ridge Biological Preserve, Stanford University; N part of ridge, above Searsville Lake Comment
  HSC16293  Clarkia unguiculata David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  GH369529  Clematis lasiantha D. M. Porter 1961-4-8 748 Unknown Jasper Ridge Biological Experimental Area Comment
  JROH3408  Clematis lasiantha Duncan M. Porter 1961-4-8 748 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA620033  Cleomella obtusifolia J. Mark Porter 1998-4-24 11747 San Bernardino Mojave Desert: Salt Wells Canyon, East of Ridgecrest. Comment
  POM297721  Collinsia heterophylla T. C. Porter 1876-1 s.n. Kern [No location information provided.] Comment
  RSA780155  Collomia grandiflora J. Mark Porter 2005-6-11 14462 Tulare On W edge of Johnson dale, 4720 Mtn. Road. 1439 Comment
  RSA780289  Collomia grandiflora J. Mark Porter 2005-6-10 14454 Kern Pass on CA 155 between Wofford Heights and Alta Sierra, Sequoia National Forest. Comment
  SD232736  Collomia grandiflora J. Mark Porter 2005-6-10 14454 Kern Pass on CA 155 between Wofford Heights and Alta Sierra, Sequoia National Forest. Comment
  SEINET3349563  Collomia grandiflora J. Mark Porter 2005-1 14462 Tulare On the W edge of Johnsondale. W. 4720 Mtn Rd 50 Comment
  SEINET3349660  Collomia grandiflora J. Mark Porter 2005-1 14454 Kern California pass on CA 155 between Wofford Heights and Alta Sierra, Sequoia National Forest. Comment
  SBBG118951  Condea emoryi J. M. Porter 2001-11-18 13358 San Bernardino Black Metal Wash; Whipple Mtns 305 Comment
  CAS-BOT-BC286048  Conyza canadensis Duncan M. Porter 1966-8-28 1534 Alameda Below Summit Rd. at intersection with Grizzly Peak Blvd. opposite entrance to Tilden Regional Park Golf Course, Oakland Comment
  RSA620142  Coreopsis californica var. californica J. Mark Porter 1998-4-24 11733 San Bernardino Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction. Comment
  JROH658  Coreopsis tinctoria Ruth Porter 1997-11-3 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; low flow crossing along San Francisquito Creek Comment
  RSA104131  Cornus nuttallii T. C. Porter s.n. Plumas [Illegible location name] Comment
  HSC6418  Cornus nuttallii David Porter 1965-5-15 Mariposa Yosemite National park, along road near the Ahwahnee Hotel. 1067 Comment
  JROH5867  Crassula connata Ruth Porter 1981-3-12 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. In Fire Rd F before Area C serpentine Comment
  JROH5885  Crepis vesicaria subsp. taraxacifolia Ruth Porter 1998-4-28 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA720724  Croton californicus J. Mark Porter 2001-4-20 12497 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA721162  Croton californicus J. Mark Porter 2001-11-18 13379 San Bernardino WHIPPLE MOUNTAINS: Sand dunes at E base of mountains. 168 Comment
  SBBG118949  Croton californicus J. M. Porter 2001-11-18 13379 San Bernardino Whipple Mtns 168 Comment
  SBBG118962  Croton californicus J. M. Porter 2001-4-20 12497 San Bernardino Whipple Mtns, just W of Colorado River, Copper Basin Dunes OHV area Comment
  JROH1956  Croton setiger Duncan M. Porter 1960-10-12 727 San Mateo Jasper Ridge Biological Preserve, Stanford University; flat area on crest of the ridge (above area G) Comment
  RSA767516  Croton wigginsii J. Mark Porter 2003-3-20 13491 .10 Imperial Imperial Dunes [Algodones Dunes], 4.5 miles west-northwest [294.47 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8 Comment
  RSA767592  Croton wigginsii J. Mark Porter 2003-3-4 13483 Imperial Imperial Dunes (Algodones Dunes) about 1.9 miles northwest of Interstate Highway 8 Comment
  SEINET3828044  Croton wigginsii J. Mark Porter 2003-1 13491 .10 Imperial Imperial Dunes (Algodones Dunes), 4.5 mi WNW (294.47 degrees) of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, Barchan dunes just west of the large transverse dunes Comment
  SEINET3829071  Croton wigginsii J. Mark Porter 2003-1 13483 Imperial Imperial Dunes (Algodones Dunes), ca. 1.9 mi NW of Interstate Highway 8. Comment
  RSA0013126  Cryptantha angustifolia J. Mark Porter, Sarah De Groot 2012-4-12 15088 Imperial Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash. 384 Comment
  RSA717745  Cryptantha angustifolia J. Mark Porter 2001-4-19 12453 San Bernardino WHIPPLE MOUNTAINS: Plains at southern base of mountains Comment
  RSA717746  Cryptantha angustifolia J. Mark Porter 2001-4-20 12485 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA0013127  Cryptantha barbigera J. Mark Porter, Sarah De Groot 2012-4-12 15088 .2 Imperial Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash. 384 Comment
  RSA0047252  Cryptantha barbigera J. Mark Porter, Leigh A. Johnson 1997-3-10 11465 Riverside Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10). 474 Comment
  RSA717742  Cryptantha barbigera J. Mark Porter 2001-4-21 12590 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine Comment
  SD247612  Cryptantha barbigera J. Mark Porter, Leigh A. Johnson 1997-3-10 11465 Riverside Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10). 473 Comment
  CAS-BOT-BC310306  Cryptantha circumscissa J. Mark Porter; Lauren Machen 2012-5-27 15109 Mono Mono Lake, along Mono Lake Basin Road, about 3 miles S of the lake and 2.5 miles from the junction of Hwy. 395 2086 Comment
  RSA0012490  Cryptantha circumscissa J. Mark Porter, Lauren Machen 2012-5-27 15109 Mono Mono Lake, along Mono Lake Basin Road, about 3 miles S of the lake and 2.5 miles from the junction of Hwy. 395. 2086 Comment
  RSA620136  Cryptantha circumscissa J. Mark Porter 1998-4-24 11727 San Bernardino Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction. Comment
  RSA620630  Cryptantha circumscissa J. Mark Porter 1998-4-26 11802 Inyo Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd., Near 36 deg 32' 11'' N 118 deg 06' 22'' W. Comment
  RSA0078961  Cryptantha cycloptera J. Mark Porter 2001-4-21 12586 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine Comment
  RSA0078962  Cryptantha cycloptera J. Mark Porter 2001-4-21 12559 San Bernardino Whipple Mountains: NW slope of Pyramid Butte Comment
  RSA0078976  Cryptantha cycloptera J. Mark Porter 2001-4-20 12507 San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  HSC3615  Cryptantha intermedia David Porter 1965-5-6 Los Angeles 1 mi. N of Chatsworth, Simi Hills 351 Comment
  RSA654172  Cryptantha intermedia Marilyn Porter 1991-5-17 22 San Bernardino Upland, south from parking area at Shinn Road & Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 671 Comment
  RSA0075621  Cryptantha intermedia var. johnstonii J. Mark Porter, V. Soza, Gary Wallace 2001-4-2 12337 Riverside Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62. 457 Comment
  RSA0128989  Cryptantha maritima J. Mark Porter, Valerie Soza, G. Wallace 2001-4-2 12331 Riverside Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62. 472 Comment
  RSA620080  Cryptantha maritima J. Mark Porter 1998-4-24 11756 - B San Bernardino Mojave Desert: Trona Pinnacles. Comment
  RSA717743  Cryptantha maritima J. Mark Porter 2001-4-21 12591 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine Comment
  RSA717744  Cryptantha maritima J. Mark Porter 2001-4-19 12452 San Bernardino WHIPPLE MOUNTAINS: Plains at southern base of mountains Comment
  RSA717749  Cryptantha maritima J. Mark Porter 2001-4-20 12506 San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  SEINET3828036  Cryptantha maritima J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13389 Imperial Imperial Dunes Recreational Area ( Algodones Dunes) ca. 0.5 mi WSW of Ogilby, W of County road S34. 95 Comment
  RSA721898  Cryptantha maritima var. pilosa J. Mark Porter, Orlando Mistretta 2003-6-5 13606 -A Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  RSA0013130  Cryptantha micrantha J. Mark Porter, Sarah De Groot 2012-4-12 15083 Imperial Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin of broad wash. 347 Comment
  RSA717747  Cryptantha micrantha J. Mark Porter 2001-4-20 12484 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA720723  Cryptantha micrantha J. Mark Porter 2001-4-20 12498 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  HSC3585  Cryptantha muricata David Porter 1965-4-29 Los Angeles .5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtn. 412 Comment
  RSA620120  Cryptantha nevadensis J. Mark Porter 1998-4-24 11714 San Bernardino Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road. Comment
  RSA0078851  Cryptantha pterocarya var. pterocarya J. Mark Porter 1998-4-24 11715 San Bernardino Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road. Comment
  RSA0078923  Cryptantha pterocarya var. pterocarya J. Mark Porter 2001-4-2 12332 Riverside Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62. 457 Comment
  RSA0078990  Cryptantha pterocarya var. pterocarya J. Mark Porter 2001-4-20 12486 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA0079300  Cryptantha pterocarya var. pterocarya J. Mark Porter 1998-4-24 11731 San Bernardino Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction. Comment
  RSA620079  Cryptantha utahensis J. Mark Porter 1998-4-24 11756 San Bernardino Mojave Desert: Trona Pinnacles. Comment
  RSA620619  Cryptantha utahensis J. Mark Porter 1998-4-26 11813 Inyo Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club. Comment
  UCR150951  Cryptantha utahensis J. M. Porter 1998-4-26 11813 Inyo S Sierra Nevada Mtns, Sierra Nevada foothills: south of Lone Pine, Lubkin Canyon Rd; hills below pheasant club Comment
  RSA0083615  Cylindropuntia acanthocarpa var. acanthocarpa J. Mark Porter 2001-4-21 12613 -c San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine. Comment
  JROH1391  Cynoglossum grande Duncan M. Porter 1961-2-5 739 San Mateo Jasper Ridge Biological Preserve, Stanford University; near gate at Westridge end of ridge Comment
  RSA676132  Dalea J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 s.n. Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness Comment
  RSA717908  Dalea mollis J. Mark Porter 2001-4-20 12496 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA767477  Dalea mollis J. Mark Porter, O. Mistretta, S. Hobbs 2002-3-2 13386 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  SEINET3828039  Dalea mollis J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13386 Imperial Imperial Dunes Recreation Area ( Algodones Dunes) ca. 0.5 mi WSW of Ogilby, W of County road S34 95 Comment
  RSA767503  Datura discolor J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13411 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  HSC25030  Delphinium parryi David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  HSC16740  Dendromecon rigida David Porter 1965-5-2 Los Angeles Along Mullholland Dr. 488 Comment
  CAS-BOT-BC577  Dendromecon rigida subsp. rigida Duncan MacNair Porter 1966-8-6 1531 Santa Clara 3 miles below summit of Loma Prieta toward Santa Cruz Comment
  CAS-BOT-BC578  Dendromecon rigida subsp. rigida Duncan MacNair Porter 1966-8-6 1531 Santa Clara 3 miles below summit of Loma Prieta toward Santa Cruz Comment
  POM297912  Dendromecon rigida subsp. rigida T. C. Porter 1876-1 s.n. Kern [No location data on label] Comment
  RSA101966  Deschampsia elongata T. C. Porter s.n. Unknown [no locality information provided] Comment
  CAS-BOT-BC43398  Descurainia pinnata subsp. glabra Wilmatte Porter April 1, ---- s.n. San Diego Pacific Beach. Comment
  HSC8358  Dicentra formosa David Porter 1965-5-15 Mariposa Yosemite National park, along road near the Ahwahnee Hotel. 1067 Comment
  RSA0047254  Dichelostemma capitatum J. Mark Porter, Leigh A. Johnson 1997-3-10 11463 Riverside Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10). 474 Comment
  HSC3088  Dichelostemma capitatum subsp. capitatum David Porter 1965-5-5 Los Angeles 0.5 mi. N of Topanga Canyon Blvd. Topanga Canyon, Santa Monica Mtns. 412 Comment
  JROH4666  Dichelostemma multiflorum Ruth Porter 1999-5-7 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. North side of Road B Comment
  RSA721164  Dicoria canescens J. Mark Porter 2001-11-18 13376 San Bernardino WHIPPLE MOUNTAINS: Sand dunes at E base of mountains. 168 Comment
  SBBG118950  Dicoria canescens J. M. Porter 2001-11-18 13376 San Bernardino E base of Whipple Mtns 550 Comment
  RSA0012493  Diplacus bigelovii J. Mark Porter, Laren Machen 2012-5-27 15106 Mono Mono Lake, along Mono Lake Basin Road, about 3 miles S of the lake and 2.5 miles from the junction of Hwy. 2086 Comment
  RSA676135  Ditaxis lanceolata J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 s.n. Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness Comment
  RSA720873  Ditaxis lanceolata J. Mark Porter 2001-4-21 12596 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine. Comment
  RSA721887  Ditaxis lanceolata J. Mark Porter, Orlando Mistretta 2003-6-5 13616 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range.Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running southeast. 412 Comment
  RSA721896  Ditaxis lanceolata J. Mark Porter, Orlando Mistretta 2003-6-5 13607 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  UCR200256  Ditaxis lanceolata J. M. Porter, Orlando Mistretta 2003-6-5 13616 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains, Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running southeast 412 Comment
  RSA720740  Ditaxis neomexicana J. Mark Porter 2001-4-19 12474 San Bernardino WHIPPLE MOUNTAINS: Plains at southern base of mountains Comment
  RSA721172  Ditaxis serrata J. Mark Porter 2001-11-18 13372 San Bernardino WHIPPLE MOUNTAINS: Eastern foothills, wash draining into Colorado River. 128 Comment
  SBBG118954  Ditaxis serrata J. M. Porter 2001-11-18 13372 San Bernardino Whipple Mtns, eastern foothills, wash draining into Colorado River 128 Comment
  SD250493  Ditaxis serrata var. serrata J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness. Comment
  RSA0013128  Dithyrea californica J. Mark Porter, Sarah J. De Groot 2012-4-12 15085 Imperial Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin of broad wash. 347 Comment
  JROH3377  Dodecatheon clevelandii subsp. patulum Duncan M. Porter 1961-2-5 738 San Mateo Jasper Ridge Biological Preserve, Stanford University. In middle of corral at lower end of large meadow on crest of ridge Comment
  SEINET12283536  Downingia cuspidata E. A. Porter 1935-1 6498 San Diego Comment
  RSA717537  Draba cuneifolia J. Mark Porter 2001-4-20 12509 -d San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  RSA718489  Draba cuneifolia J. Mark Porter 2001-4-21 12553 San Bernardino Whipple Mountains: NW slope of Pyramid Butte Comment
  HSC6465  Dudleya caespitosa David Porter 1965-5-16 Los Angeles 1 mi. off Mulholland Hwy. on Canyon Rd. 305 Comment
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May 12 2016
  UCR200262  Dyssodia porophylloides J. M. Porter, Orlando Mistretta 2003-6-5 13619 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains, Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running southeast 412 Comment
  HSC13509  Emmenanthe penduliflora David Porter 1965-4-29 Los Angeles .5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtn. 412 Comment
  RSA0013121  Emmenanthe penduliflora J. Mark Porter, Sarah J. De Groot 2012-4-12 15093 Imperial Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash. 384 Comment
  HSC5475  Encelia californica David Porter 1965-5-5 Los Angeles 0.5 mi. N of Topanga Canyon Blvd. Topanga Canyon, Santa Monica Mtns. 412 Comment
  RSA720742  Encelia farinosa J. Mark Porter 2001-4-19 12472 San Bernardino WHIPPLE MOUNTAINS: Plains at southern base of mountains Comment
  RSA720743  Encelia farinosa J. Mark Porter 2001-4-19 12471 San Bernardino WHIPPLE MOUNTAINS: Plains at southern base of mountains Comment
  RSA721148  Encelia farinosa J. Mark Porter 2001-4-20 12518 San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  RSA767469  Encelia farinosa J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13409 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  SEINET3828046  Encelia farinosa J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13409 Imperial Imperial Dunes Recreational Area (Algodones DUnes), ca. 0.5 mi WSW of Ogilby, W of County road S34 95 Comment
  RSA620032  Endolepis covillei J. Mark Porter 1998-4-24 11746 San Bernardino Mojave Desert: Salt Wells Canyon, East of Ridgecrest., Near 35 deg 40' 11'' N 117 deg 25' 04'' W. Comment
  UCR119852  Endolepis covillei J. M. Porter 1998-4-24 11746 San Bernardino Mojave Desert, Salt Wells Canyon, east of Ridgecrest Comment
  RSA717752  Ephedra fasciculata J. M. Porter 2001-11-18 13357 San Bernardino WHIPPLE MOUNTAINS: Black Metal Wash. 305 Comment
  RSA676139  Ephedra trifurca J. M. Porter, Susan Hobbs, Orlando Mistretta 2003-3-17 s.n. Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Patton Valley Comment
  RSA720721  Ephedra trifurca J. M. Porter 2001-4-20 12500 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA767458  Ephedra trifurca J. M. Porter, O. Mistretta, S. Hobbs 2002-3-2 13395 Imperial Imperial Dunes Recreation Area [Algodones Dunes], ca. 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  RSA767591  Ephedra trifurca J. M. Porter 2003-3-4 13482 Imperial Imperial Dunes (Algodones Dunes) about 1.9 miles northwest of Interstate Highway 8. Comment
  RSA767597  Ephedra trifurca J. M. Porter 2003-3-4 13487 Imperial Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8. Comment
  SD250392  Ephedra trifurca J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-3-17 Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Patton Valley. Comment
  SEINET3828029  Ephedra trifurca J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13395 Imperial Imperial Dunes Reacreation Area (Algodones Dunes), 0.5 mi WSW of Ogilby, W of Country Road S34 95 Comment
  SEINET3829070  Ephedra trifurca J. Mark Porter 2003-1 13482 Imperial Imperial Dunes (Algodones Dunes), ca. 1.9 mi NW of Interstate Highway 8, barchan dunes just west of the large transverse dunes. Comment
  SEINET3829083  Ephedra trifurca J. Mark Porter 2003-1 13487 Imperial Imperial Dunes (Algodones Dunes), ca 2.2 mi NW of Interstate Highway 8, shallow dunes between the large transverse dunes. Comment
  GH367772  Epilobium canum D. M. Porter 1960-10-21 729 Unknown Roadcut on hillside just below summit on eastern side, Highway 5 between Crystal Springs Lake and Half Moon Bay Comment
  RSA591064  Epilobium pygmaeum J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10916 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  CAS-BOT-BC57652  Equisetum telmateia D. M. Porter; S. H. Porter 1967-3-25 1547 Sonoma alongside Highway 1, 2 miles south of Stewarts Point Comment
  CDA35728  Eremalche exilis J. M. Porter 1998-4-24 11730 San Bernardino Mojave Desert; Kramer Hills, along Hwy. 395, south of Kramer Junction. 0 Comment
  RSA620139  Eremalche exilis J. Mark Porter 1998-4-24 11730 San Bernardino Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction. Comment
  UCR150950  Eremalche exilis J. M. Porter 1998-4-24 11730 San Bernardino Mojave Desert, Kramer Hills along Hwy 395, south of Kramer Junction Comment
  RSA620083  Eremalche rotundifolia J. Mark Porter 1998-4-24 11759 San Bernardino Mojave Desert: Trona Pinnacles. Comment
  RSA620024  Eriastrum J. Mark Porter 1998-4-24 11739 Kern Mojave Desert: Near Junction of Red Mountain Rd. and Sunshine Mine Rd. Comment
  RSA780165  Eriastrum J. Mark Porter 2005-6-10 14451 Kern Sequoia National Forest, along Hwy. 155, between Wilford Heights and Alta Sierra. Comment
  RSA780568  Eriastrum J. Mark Porter 2005-6-11 14458 Tulare Along W Hwy. 99, roadside and bench adjacent to road. Comment
  SEINET3349589  Eriastrum J. Mark Porter 2005-1 14451 Kern Sequoia National Forest, along Hwy 155, between Wilford Heights and Alta Sierra. Comment
  SEINET3349594  Eriastrum J. Mark Porter 2005-1 14458 Tulare Along W Hwy 99, roadside and bench adjacent to rd. Comment
  SEINET3349593  Eriastrum densifolium J. Mark Porter 2005-1 14460 Tulare Along W Hwy 99, roadside and bench adjacent to rd. Comment
  RSA0105515  Eriastrum densifolium subsp. austromontanum J. Mark Porter, Lauren Machen 2012-5-30 15131 .1 Los Angeles Along Lone Pine Canyon Road, near the junction with CA Hwy 138 near Mormon Rocks Ranger Station. 1026 Comment
  RSA0107625  Eriastrum densifolium subsp. austromontanum J. Mark Porter 2005-6-11 14460 Tulare Along W Hwy. 99, roadside and bench adjacent to road. Comment
  RSA0114403  Eriastrum densifolium subsp. austromontanum J. Mark Porter, Lauren Machen 2004-5-1 14084 San Bernardino San Bernardino Mountains, Cajon Pass, near the jtn. of Cleghorn Road and old Route 66, between Interstate 15 and the railroad tracks. 878 Comment
  SD232738  Eriastrum densifolium subsp. austromontanum J. Mark Porter 2005-6-11 14460 Tulare Along W Hwy 99, roadside and bench adjacent to road. Comment
  UCR256693  Eriastrum densifolium subsp. austromontanum J. M. Porter, Lauren E. Machen 2012-5-30 15131 .1 San Bernardino along Lone Pine Canyon Road, near the junction with CA Hwy 138 near Mormon Rocks Ranger Station 1026 Comment
  RSA0107963  Eriastrum densifolium subsp. elongatum J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10923 Los Angeles Ca. 2 mi. N Solemint, just off Arline Rd., 0.3 mi. from intersection with Sierra Hwy. 610 Comment
  RSA0119715  Eriastrum diffusum subsp. coachellae J. Mark Porter, Valerie Soza, Gary D. Wallace 2001-4-2 12346 Riverside Coachella Valley, ca. 1 mi E of Desert Hot Springs, Long Canyon, on W side of Long Canyon Road. 396 Comment
  RSA0014474  Eriastrum eremicum J. Mark Porter 2012-3-30 15078 Imperial About 3 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the W foot of Sugarloaf Mountain. 278 Comment
  SD253524  Eriastrum eremicum J. Mark Porter 2012-3-30 15078 Imperial Ca. 3.0 miles west of Ocotillo, north of Interstate 8 and south of Dos Cabezas Road, near abandoned railroad at the west foot of Sugarloaf Mountains. 85 Comment
  SD253525  Eriastrum eremicum J. Mark Porter 2012-3-30 15078 Imperial Ca. 3.0 miles west of Ocotillo, north of Interstate 8 and south of Dos Cabezas Road, near abandoned railroad at the west foot of Sugarloaf Mountain. 277 Comment
  CAS-BOT-BC309814  Eriastrum eremicum subsp. eremicum J. Mark Porter 2012-3-30 15078 Imperial About 3 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the W foot of Sugarloaf Mountain 278 Comment
  RSA0012785  Eriastrum eremicum subsp. eremicum J. Mark Porter 2001-6-3 12826 Inyo Death Valley Road, just SW of Salinas Valley turnoff. 1909 Comment
  CAS-BOT-BC187956  Eriastrum hooveri J. Mark Porter 1998-4-27 11834 Los Angeles W of Lancaster, N side of Avenue G, Antelope Valley Comment
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Dec 31 2020
  RSA621046  Eriastrum hooveri J. Mark Porter 1998-4-27 11834 Los Angeles Antelope Valley: W. of Lancaster, N. side of Avenue G. Comment
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Dec 31 2020
  SEINET3349554  Eriastrum pluriflorum J. Mark Porter 2005-1 14476 San Bernardino Along US 395 S of Johanesberg Comment
  RSA0120801  Eriastrum pluriflorum subsp. albifaux J. Mark Porter 2005-6-12 14476 San Bernardino Along US 395 S of Johanesberg Comment
  SD232739  Eriastrum pluriflorum subsp. albifaux J. Mark Porter 2005-6-11 14476 San Bernardino Along US 395 S of Johanesberg. Comment
  RSA0110987  Eriastrum sapphirinum subsp. brevibracteatum J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10922 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. In and around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  RSA0122855  Eriastrum sapphirinum subsp. brevibracteatum J. Mark Porter, Lauren Machen 2004-5-2 14086 Los Angeles San Gabriel Mountains, northern foothills; along Largo Vista Road, just S of the California Aqueduct. 1061 Comment
  RSA0122853  Eriastrum signatum J. Mark Porter, Lauren Machen 2004-5-2 14088 Los Angeles San Gabriel Mountains, northern foothills; ca. 0.25 mi. E of Largo Vista Road, several miles S of the California Aqueduct. 1360 Comment
  RSA0124145  Eriastrum signatum J. Mark Porter, Theodore Anderson 2005-5-27 14420 Kern Los Padres National Forest. Lockwood Valley (south of the San Emigdio Mountain Range), on the north side of Lockwood Valley Road, ca. 0.8 mi., by road, SW of the junction with Cuddy Valley Road. Comment
  RSA0124671  Eriastrum signatum J. Mark Porter, Theodore Anderson 2005-5-27 14425 Ventura Los Padres National Forest. Lockwood Valley (south of the San Emidgio Mountain Range), along Seymore Canyon Road, ca. 2 mi, by road, north of the junction with Lockwood Valley Road. 1670 Comment
  RSA0124677  Eriastrum signatum J. Mark Porter, Theodore Anderson 2005-5-27 14422 Ventura Los Padres National Forest. Lockwood Valley (south of the San Emidgio Mountain Range), on the north side of Lockwood Valley Road, ca. 1 mi, by road, north of the junction with Los Pinos Road. 1640 Comment
  RSA0124668  Eriastrum signatum J. Mark Porter 2005-6-12 14477 San Bernardino Near Cactus Flats, Cactus Flats OHV area. 1829 Comment
  RSA0124681  Eriastrum sparsiflorum J. Mark Porter 2005-6-12 14475 Kern Walker Pass at the summit, along 178. 1524 Comment
  SEINET3349553  Eriastrum sparsiflorum J. Mark Porter 2005-1 14475 Kern Walker Pass at the summit, along 178. 1524 Comment
  RSA0103885  Eriastrum tracyi J. Mark Porter 2005-6-11 14464 Tulare Along Mountain Hwy. 50. 1524 Comment
  RSA0103886  Eriastrum tracyi J. Mark Porter 2005-6-10 14448 Kern N end of Walker Basin, along Caliente Bodfish Road, curves exiting the basin. Comment
  SD232737  Eriastrum tracyi J. Mark Porter 2005-6-10 14448 Unknown N end of Walker Basin, along Caliente Bodfish Road, curves exiting the basin. Comment
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Jan 1 2016
  SD232740  Eriastrum tracyi J. Mark Porter 2005-6-10 14451 Kern Sequoia National Forest, along Hwy 155, between Wilford Heights and Alta Sierra. Comment
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Aug 31 2020
  RSA0012484  Eriastrum wilcoxii J. Mark Porter, Lauren Machen 2012-5-27 15116 Inyo Last Chance Mountains, near (NW of) Crater, 1.4 mi NW of the junction of Sulfur Road and Death Valley/Eureka Valley Road (on Death Valley Road). 1425 Comment
  CAS-BOT-BC131597  Ericameria arborescens Duncan M. Porter 1966-8-15 1533 Santa Clara Just below summit of Loma Prieta Comment
  HSC13529  Eriodictyon crassifolium David Porter 1965-4-24 Los Angeles 5 mi. W of Newhall on Pico Canyon Rd., Newhall 610 Comment
  RSA654191  Eriodictyon trichocalyx Marilyn Porter 1991-5-5 6 Los Angeles Upland at San Bernardino County line north from parking area at Shinn Road and Mount Baldy Road, followed abandoned road in flood plain. Start: (1/2) ? mile in. Stopped: (2)? miles. 670 Comment
  RSA654192  Eriodictyon trichocalyx Marilyn Porter 1991-5-17 18 Los Angeles Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 670 Comment
  RSA717901  Eriogonum deflexum var. baratum J. Mark Porter 2001-11-18 13346 San Bernardino WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base. Comment
  RSA717905  Eriogonum deflexum var. deflexum J. Mark Porter 2001-4-21 12576 San Bernardino Whipple Mountains: Near Colorado River, Copper Basin Dunes region, old mines along [Parker Dam road], W of Big Bend Resort. Comment
  RSA767589  Eriogonum deserticola J. Mark Porter 2003-3-4 13480 Imperial Imperial Dunes (Algodones Dunes) about 1.9 miles northwest of Interstate Highway 8 Comment
  CAS-BOT-BC309823  Eriogonum fasciculatum subsp. foliolosum J. Mark Porter; Lauren Machen 2012-5-27 15098 Inyo Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs 1439 Comment
  RSA0012501  Eriogonum fasciculatum subsp. foliolosum J. Mark Porter, Laren Machen 2012-5-27 15098 Inyo Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs. 1439 Comment
  HSC17273  Eriogonum fasciculatum var. foliolosum David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  RSA654195  Eriogonum fasciculatum var. foliolosum Marilyn Porter 1991-5-17 24 Los Angeles Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 670 Comment
  RSA721142  Eriogonum fasciculatum var. polifolium J. Mark Porter 2001-4-20 12515 San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  CAS-BOT-BC309824  Eriogonum inflatum J. Mark Porter; Lauren Machen 2012-5-27 15103 Inyo Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs 1439 Comment
  RSA0012496  Eriogonum inflatum J. Mark Porter, Laren Machen 2012-5-27 803557 Inyo Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs. 1439 Comment
  SD251277  Eriogonum inflatum J. Mark Porter, Lauren Machen 2012-5-27 15103 Inyo Bee Springs Canyon (ca. 7.5 miles east of Independence), just above the Four Mules Mine and Bee Springs. 1438 Comment
  SD251278  Eriogonum inflatum J. Mark Porter, Lauren Machen 2012-5-27 15103 Inyo Bee Springs Canyon (ca. 7.5 miles east of Independence), just above the Four Mules Mine and Bee Springs. 1438 Comment
  RSA718485  Eriogonum inflatum var. deflatum J. Mark Porter 2001-4-21 12557 San Bernardino Whipple Mountains: NW slope of Pyramid Butte. Comment
  RSA721149  Eriogonum inflatum var. inflatum J. Mark Porter 2001-4-20 12516 San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  JROH3225  Eriogonum luteolum var. luteolum Duncan M. Porter 1960-10-12 725 San Mateo Jasper Ridge Biological Preserve, Stanford University. Meadow at crest of Ridge above Webb Ranch (area H). Comment
  JROH3226  Eriogonum luteolum var. luteolum Duncan M. Porter 1960-10-12 725 San Mateo Jasper Ridge Biological Preserve, Stanford University. Meadow at crest of Ridge above Webb Ranch (area H). Comment
  CAS-BOT-BC268852  Eriogonum nidularium J. Mark Porter 2003-7-4 13491 .27 San Bernardino San Bernardino Mountains; Cedar Pines Park. Near the junction of Crest Forest Road and Mojave River Road, below Jobs Peak 1551 Comment
  RSA0012497  Eriogonum nidularium J. Mark Porter, Laren Machen 2012-5-27 15102 Inyo Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs. 1439 Comment
  SEINET3829067  Eriogonum nidularium J. Mark Porter 2003-1 13491 .27 San Bernardino San Bernardino Mountains; Ceader Pines Park. Near the junction of Crest Forest Road and Moajave River Riad, below Jobs Peak. 1551 Comment
  CAS-BOT-BC269009  Eriogonum nudum var. auriculatum Duncan M. Porter 1966-8-15 1532 Santa Clara On summit of Loma Prieta Comment
  RSA767603  Eriogonum nudum var. pauciflorum J. Mark Porter 2003-7-4 13491 .27 San Bernardino San Bernardino Mountains; Cedar Pines Park. Near the junction of Crest Forest Road and Mojave River Road, below Jobs Peak. 1551 Comment
  RSA620631  Eriogonum pusillum J. Mark Porter 1998-4-26 11801 Inyo Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd. Comment
  RSA0013123  Eriogonum reniforme J. Mark Porter, Sarah J. De Groot 2012-4-12 15091 Imperial Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash. 384 Comment
  RSA0013132  Eriogonum reniforme J. Mark Porter, Sarah J. De Groot 2012-4-12 15081 Imperial Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin of broad wash. 347 Comment
  RSA620036  Eriogonum reniforme J. Mark Porter 1998-4-24 11750 San Bernardino Mojave Desert: Salt Wells Canyon, East of Ridgecrest. Comment
  RSA717902  Eriogonum thomasii J. Mark Porter 2001-4-19 12469 San Bernardino Whipple Mountains: Plains at southern base of mountains. Comment
  RSA717903  Eriogonum thomasii J. Mark Porter 2001-4-21 12536 San Bernardino Whipple Mountains: NW slope of Pyramid Butte. Comment
  RSA717906  Eriogonum thomasii J. Mark Porter 2001-4-21 12579 San Bernardino Whipple Mountains: Near Colorado River, Copper Basin Dunes region, old mines along [Parker Dam road], W of Big Bend Resort. Comment
  RSA717904  Eriogonum trichopes J. Mark Porter 2001-4-21 12558 San Bernardino Whipple Mountains: NW slope of Pyramid Butte. Comment
  SBBG118944  Eriogonum trichopes J. M. Porter 2001-4-21 12558 San Bernardino Pyramid Butte; T3N, R22E, Sec 24 Comment
  HSC5620  Eriophyllum confertiflorum David Porter 1965-5-6 Los Angeles 1 mi. N of Chatsworth, Simi Hills 351 Comment
  RSA654182  Eriophyllum confertiflorum Marilyn Porter 1991-5-19 30 Los Angeles Upland at San Bernardino County line south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 671 Comment
  RSA718720  Eriophyllum lanosum J. Mark Porter 2001-4-21 12533 -A San Bernardino Whipple Mountains: NW slope of Pyramid Butte Comment
  RSA620632  Eriophyllum pringlei J. Mark Porter 1998-4-26 11800 Inyo Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd. Comment
  RSA0013120  Eriophyllum wallacei J. Mark Porter, Sarah J. De Groot 2012-4-12 15094 Imperial Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash. 384 Comment
  RSA0047251  Eriophyllum wallacei J. Mark Porter, Leigh A. Johnson 1997-3-10 11466 Riverside Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10). 474 Comment
  RSA620137  Eriophyllum wallacei J. Mark Porter 1998-4-24 11728 San Bernardino Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction. Comment
  HSC8478  Erodium cicutarium David Porter 1965-5-1 20 Kern 15 mi. W of Hwy. 99, Frazier Park 1555 Comment
  JROH5893  Erodium cicutarium Ruth Porter 2002-3-23 95463 San Mateo Jasper Ridge Biological Preserve, Stanford University. Comment
  HSC6774  Erysimum capitatum var. capitatum David Porter 1965-5-1 Kern 5 mi. N along Ft. Tejon Rd., Ft. Tejon 1067 Comment
  GH387501  Erysimum perenne D. M. Porter 1960-9-20 719 Unknown Stream edge below lowest lake in Darwin Canyon, Kings Canyon National Park 3535 Comment
  RSA0012487  Erythranthe suksdorfii J. Mark Porter, Laren Machen 2012-5-27 15112 Mono Mono Lake, along Mono Lake Basin Road, about 3 miles S of the lake and 2.5 miles from the junction of Hwy. 2086 Comment
  HSC16755  Eschscholzia californica David Porter 1965-5-1 Kern 5 mi. N along Ft. Tejon Rd., Ft. Tejon 1067 Comment
  JROH5889  Eschscholzia californica Ruth Porter 1998-4-28 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA720739  Eschscholzia glyptosperma J. Mark Porter 2001-4-19 12475 San Bernardino Whipple Mountains: Plains at southern base of mountains. Comment
  RSA720932  Eschscholzia glyptosperma J. Mark Porter 2001-4-21 12611 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of DandW mine. Comment
  SBBG118964  Eschscholzia glyptosperma J. M. Porter 2001-4-21 12611 San Bernardino Whipple Mtns, W boundary of BLM Wilderness area, S of D&W mine Comment
  RSA657238  Eschscholzia minutiflora J. Mark Porter 2001-4-2 12335 Riverside Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62. 457 Comment
  RSA718151  Eschscholzia minutiflora J. Mark Porter 2001-4-21 12575 -E San Bernardino Whipple Mountains: Light colored granitic slope, SW of Gene Wash Reservoir. Comment
  RSA718353  Eschscholzia minutiflora J. Mark Porter 2001-4-21 12563 San Bernardino Whipple Mountains: NW slope of Pyramid Butte. Comment
  RSA721138  Eucnide urens J. Mark Porter 2001-4-20 12528 San Bernardino Whipple Mountains: Along the road to Havasu Palms. Comment
  RSA620082  Eucrypta micrantha J. Mark Porter 1998-4-24 11758 San Bernardino Mojave Desert: Trona Pinnacles. Comment
  RSA718711  Eucrypta micrantha J. Mark Porter 2001-4-21 12544 San Bernardino Whipple Mountains: NW slope of Pyramid Butte. Comment
  RSA721147  Eucrypta micrantha J. Mark Porter 2001-4-20 12519 San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  RSA721874  Euphorbia J. Mark Porter, Orlando Mistretta 2003-6-5 13605 -A Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  RSA767456  Euphorbia micromera J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13393 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  SEINET3828057  Euphorbia micromera J. Mark Porter, O Mistretta & S Hobbs 2002-1 13393 Imperial Imperial Dunes Recreation Area ( Algodoned Dunes), ca 0.5 mi WSW of Ogilby, W of County road S34 95 Comment
  RSA0047265  Euphorbia polycarpa J. Mark Porter, Lauren E. Machen 1997-2-15 11426 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  RSA717897  Euphorbia polycarpa J. Mark Porter 2001-4-21 12578 San Bernardino Whipple Mountains: Near Colorado River, Copper Basin Dunes region, old mines along [Parker Dam road], W of Big Bend Resort. Comment
  RSA717898  Euphorbia polycarpa J. Mark Porter 2001-11-18 13371 San Bernardino WHIPPLE MOUNTAINS: Eastern foothills, wash draining into Colorado River. 128 Comment
  RSA717900  Euphorbia polycarpa J. Mark Porter 2001-11-18 13343 -a San Bernardino WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base. Comment
  RSA717899  Euphorbia setiloba J. Mark Porter 2001-11-18 13343 -b San Bernardino WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base. Comment
  CAS-BOT-BC167348  Fagonia laevis Duncan M. Porter 1961-12-29 755 Imperial Above Colorado River, ca. 1/2 mile below Laguna Dam Comment
  CAS-BOT-BC171043  Fagonia laevis Duncan M. Porter 1961-12-28 752 Riverside Ca. 1 mile E of Desert Center on Highways 60 and 70. Comment
  GH347577  Fagonia laevis D. M. Porter 1961-12-28 752 Unknown Ca. 1 mile E of Desert Center on Highways 60 and 70 Comment
  RSA720876  Fagonia laevis J. Mark Porter 2001-4-21 12593 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of DandW mine. Comment
  RSA720918  Fagonia laevis J. Mark Porter 2001-4-19 12463 San Bernardino Whipple Mountains: Plains at southern base of mountains. Comment
  RSA721884  Fagonia laevis J. Mark Porter, Orlando Mistretta 2003-6-5 13623 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range.Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running southeast. 412 Comment
  UCR200255  Fagonia laevis J. M. Porter, Orlando Mistretta 2003-6-5 13623 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains, Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running southeast 412 Comment
  SEINET10740572  Fagonia laevis Duncan M. Porter 1961-12-28 Porter 752 Riverside Cerca 1 mile E of Desert Center on Hghways 60 and 70. On dry hillside of metamorphose rock. Larrea dominant. Comment
  RSA718140  Ferocactus cylindraceus var. cylindraceus J. Mark Porter 2001-4-21 12613 -d San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine. Comment
  RSA718142  Ferocactus cylindraceus var. cylindraceus J. Mark Porter 2001-4-19 12475 b San Bernardino WHIPPLE MOUNTAINS: Plains at southern base of mountains Comment
  JROH5479  Festuca microstachys Duncan M. Porter 1960-4-18 646 San Mateo Jasper Ridge Biological Preserve, Stanford University. Meadow near crest of N-facing slope above Webb Ranch. Comment
  JROH5480  Festuca microstachys Duncan M. Porter 1960-4-22 663 San Mateo Jasper Ridge Biological Preserve, Stanford University. Meadow near crest of N-facing slope above Webb Ranch. Comment
  JROH5478  Festuca microstachys Duncan M. Porter 1960-4-18 642 A San Mateo Jasper Ridge Biological Preserve, Stanford University. Meadow near crest of N-facing slope above Webb Ranch. Comment
  RSA717539  Filago californica J. Mark Porter 2001-4-20 12509 -b San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  RSA718345  Fouquieria splendens subsp. splendens J. Mark Porter 2001-4-21 12574 San Bernardino Whipple Mountains: Light colored granitic slope, SW of Gene Wash Reservoir. Comment
  CAS-BOT-BC53249  Frangula californica subsp. californica Duncan M. Porter 1967-6-1 1571 Santa Clara Echo Drive, Los Gatos Comment
  RSA104128  Frasera albicaulis var. nitida T. C. Porter 1876-1 s.n. Plumas [No location information on label.] Comment
  RSA720869  Funastrum hirtellum J. Mark Porter 2001-4-21 12600 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine Comment
  HSC19778  Galium angustifolium subsp. angustifolium David Porter 1965-5-11 Los Angeles Simi Hills, 1 mi. N of Chatsworth 351 Comment
  RSA718351  Galium stellatum var. eremicum J. Mark Porter 2001-4-21 12568 San Bernardino Whipple Mountains: Light colored granitic slope, SW of Gene Wash Reservoir. Comment
  RSA0012489  Gayophytum ramosissimum J. Mark Porter, Laren Machen 2012-5-27 15110 Mono Mono Lake, along Mono Lake Basin Road, about 3 miles S of the lake and 2.5 miles from the junction of Hwy. 2086 Comment
  POM297958  Gentiana calycosa T. C. Porter s.n. El Dorado Lake Tahoe Valley. Comment
  GH384985  Gentiana newberryi D. M. Porter 1960-9-19 710 Unknown Canyon above Grass Lake towards Lamarck Col. Lat. 37 deg 13' N, Long. deg 34' W. 3718 Comment
  GH400044  Gentianopsis holopetala D. M. Porter 1960-9-22 722 Unknown John Muir Trail ca. 2 miles above Big Pete Meadow, Kings Canyon National Park. Lat. 37 deg 7' N, Long. deg 38' W. 2987 Comment
  RSA767475  Geraea canescens J. M. Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13384 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  SEINET3828058  Geraea canescens J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13384 Imperial Imperial Dunes Recreation Area (Algodones Dunes), ca 0.5 mi WSW of Ogilby, W of County road S34 95 Comment
  RSA780287  Gilia J. Mark Porter 2005-6-11 14472 Tulare Ca. 1/10 mile SW of the junction of 22S05 (Kernville Hwy. 395) and 22S12. Comment
  RSA780567  Gilia J. Mark Porter 2005-6-11 14457 Tulare Along W Hwy. 99, roadside and bench adjacent to road. Comment
  SD232755  Gilia J. Mark Porter 2005-6-11 14472 Tulare CA 1/10 mi SW of the junction of 22 S05 (Kernville Hwy 395) and 22 S12. Big meadow. Comment
  SEINET3349565  Gilia J. Mark Porter 2005-1 14457 Tulare Along W. Hwy 99, roadside and bench adjacent to rd Comment
  SEINET3349551  Gilia J. Mark Porter 2005-1 14472 Tulare USA. California, Tulare Co., ca. 1/10 mi SW of the junction of 22S05 (Kernville Hwy 395) and 22S12 Comment
  RSA705237  Gilia achilleifolia J. Mark Porter, Theodore Anderson 2005-4-26 14366 Monterey Carmel Valley. Along Highway G16 (Carmel Valley Road, just N of Hastings Natural History State Preserve. 502 Comment
  SD211654  Gilia achilleifolia subsp. abrotanifolia J. Mark Porter, Linda Prince 2009-4-28 14985 Ventura Northwestern side of Apache Potrero, on the south side of County Road 95 (Cerro Noreste Road) at Valle Vista Campground. 1611 Comment
  SD211655  Gilia achilleifolia subsp. abrotanifolia J. Mark Porter, Linda Prince 2009-4-28 14991 Kern Bitter Creek National Wildlife Refuge, 0.2mile north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road. 1369 Comment
  RSA705238  Gilia achilleifolia subsp. achilleifolia J. Mark Porter, Theodore Anderson 2005-4-26 14367 Monterey Carmel Valley. Along Highway G16 (Carmel Valley Road, near the turn off to Piney Creek Loop Road, NW of the junction with the Arroyo Seco Road.) 278 Comment
  SBBG118980  Gilia achilleifolia subsp. achilleifolia J. M. Porter, T. Anderson 2005-4-26 14366 Monterey Carmel Valley, along Hwy G16 (Carmel Valley Rd), just N of Hastings Natural History State Preserve 502 Comment
  SBBG118982  Gilia achilleifolia subsp. achilleifolia J. M. Porter, T. Anderson 2005-4-26 14367 Monterey Carmel Valley, along Hwy G16 (Carmel Valley Rd), near the turn off to Piney Crk Loop Rd, NW of jct with Arroyo Seco Rd 278 Comment
  SD231363  Gilia achilleifolia subsp. achilleifolia J. Mark Porter, Theodore Anderson 2006-4-26 14367 Monterey Carmel Valley. Along Highway G16 (Carmel Valley Road, near the turn off to Piney Creek Loop Road, NW of the junction with Arroyo Seco Road. 277 Comment
  SD231364  Gilia achilleifolia subsp. achilleifolia J. Mark Porter, Theodore Anderson 2006-4-26 14366 Monterey Carmel Valley. Along Highway G16 (Carmel Valley Road) just N of Hastings Natural History State Preserve. 502 Comment
  RSA690922  Gilia aliquanta J. Mark Porter, Lauren Machen 2004-5-1 14083 San Bernardino San Bernardino Mountains, Cajon Pass, near the jtn. of Cleghorn Road and old Route 66, between Interstate 15 and the railroad tracks. 878 Comment
  RSA780431  Gilia aliquanta J. Mark Porter 2005-6-10 14444 Kern Tehachapi Pass, at USDI sign 42.3 t 4.28 sign on Cameron Canyon Road. Comment
  SEINET3349585  Gilia aliquanta J. Mark Porter 2005-1 14444 Kern Tehachapi Pass, sign on Cameron Canyon Road. Comment
  RSA620029  Gilia aliquanta subsp. aliquanta J. Mark Porter 1998-4-24 11744 Kern Mojave Desert: Near Junction of Red Mountain Rd. and Sunshine Mine Rd. Comment
  RSA621041  Gilia aliquanta subsp. aliquanta J. Mark Porter 1998-4-27 11827 Los Angeles North Slope San Gabriel Mtns.: Z9 Road, off Largo Vista. 1371 Comment
  RSA690964  Gilia aliquanta subsp. aliquanta J. Mark Porter, Lauren Machen 2004-5-2 14093 Los Angeles San Gabriel mountains, northern foothills; along Big Pines Highway, neare the 2.4 mile marker. 1402 Comment
  UCR112156  Gilia aliquanta subsp. aliquanta J. M. Porter 1998-4-24 11744 Kern Mojave Desert, Near junction of Red Mountain Rd and Sunshine Mine Rd Comment
  RSA0047255  Gilia angelensis J. Mark Porter, Leigh A. Johnson 1997-3-10 11462 Riverside Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10). 474 Comment
  RSA0047266  Gilia angelensis J. Mark Porter, Lauren E. Machen 1997-2-15 11425 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  RSA705182  Gilia angelensis J. Mark Porter, Sarah J. De Groot 2005-3-9 14257 Riverside Along Whitewater Canyon Road, ca. 3 mi N of the intersection with the frontage road of I 10, W of the road on a steep, rocky slope, W of the river. 575 Comment
  RSA705658  Gilia angelensis J. Mark Porter, Lauren Machen 2005-4-24 14353 San Diego Between San Diego (El Cajon) and Tecate, along Hwy. 94, at the 36.50 mile marker; near Barrett Smith Rd. Comment
  RSA705661  Gilia angelensis J. Mark Porter, Lauren Machen 2005-4-24 14350 San Diego Between San Diego (El Cajon) and Tecate, along Hwy. 94, at the 27.00 mile marker. Comment
  SD231365  Gilia angelensis J. Mark Porter, Lauren Machen 2005-4-24 14353 San Diego Between San Diego (El Cajon) and Tecate, along Highway 94, at the 36.5 mile marker; near Barrett Smith Road. Comment
  SD231367  Gilia angelensis J. Mark Porter, Sara DeGroot 2005-3-9 14257 Riverside Along Whitewater Canyon Road, ca. 3 mi N of the intersection with the frontage road of I-10, W of the road on a steep, rocky slope, W of the river. 575 Comment
  SD247688  Gilia angelensis J. Mark Porter, Leigh A. Johnson 1997-3-10 11462 Riverside Whitewater Canyon, ca. 1.0 mile N of Whitewater along Interstate 10. 473 Comment
  SD247689  Gilia angelensis J. Mark Porter, Lauren E. Machen 1997-2-15 11425 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 miles NE of the Highway 74 exit at Lake Elsinore. 118 Comment
  RSA705321  Gilia brecciarum J. Mark Porter, Theodore Anderson 2005-5-27 14427 Ventura Los Padres National Forest. Mount Pinos, along Cuddy Valley Road. 2250 Comment
  RSA789624  Gilia brecciarum J. Mark Porter, Lauren Machen 2012-5-20 15162 San Bernardino San Gabriel Mountains. Along Highway 2 (Angeles Crest Highway) SW of Wrightwood, at Inspiration Point. 2280 Comment
  SD231368  Gilia brecciarum J. Mark Porter 2005-4-27 14374 Inyo Homewood Canyon, W of Highway 178 (Trona-Wildrose Road); NW of the old mine. 1100 Comment
  RSA0116738  Gilia brecciarum subsp. argusana J. Mark Porter 2005-4-27 14374 Inyo Homewood Canyon , W of Highway 178 (Trona-Wildrose Road); NW of the old mine. 1100 Comment
  RSA0116739  Gilia brecciarum subsp. argusana J. Mark Porter, Theodore Anderson 2005-3-15 14286 Kern Red Rock Canyon State Park; on the W side of Abbott Drive at the foot of a rocky slope. 762 Comment
  RSA620030  Gilia brecciarum subsp. brecciarum J. Mark Porter 1998-4-24 11744 -B Kern Mojave Desert: Near Junction of Red Mountain Rd. and Sunshine Mine Rd. Comment
  RSA621045  Gilia brecciarum subsp. brecciarum J. Mark Porter 1998-4-27 11832 Los Angeles Antelope Valley: Hill N. of Saddleback Butte State Park (N. of Ave. J.) Comment
  RSA690965  Gilia brecciarum subsp. brecciarum J. Mark Porter, Lauren Machen 2004-5-2 14092 Los Angeles San Gabriel mountains, northern foothills; along Big Pines Highway, neare the 2.4 mile marker. 1402 Comment
  RSA705330  Gilia brecciarum subsp. brecciarum J. Mark Porter, Theodore Anderson 2005-5-27 14416 Los Angeles Angeles National Forest. San Gabriel Mountains, Blue Ridge, south and west of Wrightwood along Hwy 2 (Angeles Crest Highway), ca. 0.3 mi, by road, wsw of Inspiration Point. Comment
  SD231370  Gilia brecciarum subsp. brecciarum J. Mark Porter, Theodore Anderson 2005-5-27 14427 Ventura Los Padres national Forest. Mount Pinos, along Cuddy Valley Road. In openings among trees and shrubs. 2250 Comment
  RSA705331  Gilia brecciarum subsp. brecciarum J. Mark Porter, Theodore Anderson 2005-5-27 14417 Los Angeles Angeles National Forest. San Gabriel Mtns., San Andreas Rift Zone, near the 7.29 mi., marker of Big Pines Highway (N4) at the junction with the road to the Rollin N Ranch (Forest Service Road 4117) Comment
  RSA621043  Gilia brecciarum subsp. jacens J. Mark Porter 1998-4-27 11830 Los Angeles Antelope Valley: 170th St. East. Comment
  RSA621047  Gilia brecciarum subsp. jacens J. Mark Porter 1998-4-27 11835 Los Angeles Antelope Valley: W. of Lancaster, N. side of Avenue G. Comment
  UCR110466  Gilia brecciarum subsp. jacens J. M. Porter 1998-4-27 11835 Los Angeles Western Mojave Desert, Antelope Valley, west of Lancaster, north side of Avenue G Comment
  RSA620022  Gilia brecciarum subsp. neglecta J. Mark Porter 1998-4-24 11737 Kern Mojave Desert: Near Junction of Red Mountain Rd. and Sunshine Mine Rd. Comment
  RSA620038  Gilia brecciarum subsp. neglecta J. Mark Porter 1998-4-24 11752 San Bernardino Mojave Desert: Trona Pinnacles. Comment
  RSA620617  Gilia brecciarum subsp. neglecta J. Mark Porter 1998-4-26 11815 Inyo Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club. Comment
  RSA705194  Gilia brecciarum subsp. neglecta J. Mark Porter, Theodore Anderson 2005-3-15 14279 Kern Foothills of Sierra Nevada, below Owens Peak, Short Canyon, just above the aqueduct. 899 Comment
  RSA721877  Gilia brecciarum subsp. neglecta J. Mark Porter 1998-4-26 11799 Inyo Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd. Comment
  RSA721879  Gilia brecciarum subsp. neglecta J. Mark Porter 1998-4-25 11778 Inyo Panamint Valley: Wood Canyon Wash at its crossing of the Trona Wildrose Rd. Comment
  UCR200251  Gilia brecciarum subsp. neglecta J. M. Porter 1998-4-25 11778 Inyo Panamint Valley, Wood Canyon Wash at its crossing of the Trona Wildrose Road Comment
  UCR200252  Gilia brecciarum subsp. neglecta J. M. Porter 1998-4-26 11799 Inyo Southern Sierra Nevada, foothills, south of Lone Pine, Lubkin Canyon Road Comment
  RSA721878  Gilia brecciarum subsp. neglecta J. Mark Porter 1998-4-25 11787 Inyo Roadside of Hwy 190 between the Saline Valley alternate road and the Olancha - Darwin road. Comment
  SEINET4565146 Image available Gilia cana J. Mark Porter 2005-4-27 14370 San Bernardino Trona Pinacles, S of Highway 178 and Westend. 525 Comment
  RSA620088  Gilia cana subsp. speciosa J. Mark Porter 1998-4-25 11764 San Bernardino Salt Wells Canyon: Narrows of Salt Wells Canyon, draining Salt Wells Valley on the south side of Hwy 178. Comment
  CAS-BOT-BC309817  Gilia cana subsp. triceps J. Mark Porter 2001-6-3 12825 Inyo Death Valley Road. Clay just SW of Salinas Valley turnoff 1908 Comment
  RSA0012794  Gilia cana subsp. triceps J. Mark Porter 2001-6-3 12825 Inyo Death Valley Road, just SW of Salinas Valley turnoff. 1909 Comment
  RSA0047259  Gilia cana subsp. triceps J. Mark Porter, Lauren E. Machen 1997-4-7 11470 San Bernardino Cima Road, ca. 2 mi SE of the junction of Cima Rd and Interstate 15. 1170 Comment
  RSA620094  Gilia cana subsp. triceps J. Mark Porter 1998-4-25 11770 Inyo Argus mountains: Steep grade on the Trona - Wildrose road. Comment
  RSA620163  Gilia cana subsp. triceps J. Mark Porter 1998-4-25 11794 Inyo Centennial Canyon: Sandy wash along Hwy 190. Comment
  RSA620173  Gilia cana subsp. triceps J. Mark Porter 1998-4-25 11782 Kern Panamint Springs: West of Panamint Springs. Comment
  RSA705226  Gilia cana subsp. triceps J. Mark Porter 2005-4-27 14375 Inyo Homewood Canyon , W of Highway 178 (Trona-Wildrose Road); NW of the old mine. 1100 Comment
  RSA705616  Gilia cana subsp. triceps J. Mark Porter 2005-4-27 14370 San Bernardino Trona Pinacles, S of Highway 178 and Westend. 525 Comment
  SBBG119061  Gilia cana subsp. triceps J. M. Porter 2005-4-27 14370 San Bernardino Trona Pinnacles, S of St Hwy 178 and Westend 525 Comment
  SD231371  Gilia cana subsp. triceps J. Mark Porter 2005-4-27 14370 San Bernardino Trona Pinacles, S of Highway 178 and Westend. 525 Comment
  SD249253  Gilia cana subsp. triceps J. Mark Porter, Lauren E. Machen 1997-4-7 11470 San Bernardino Cima Road, ca. 2 milies SE of the junction of Cima Rpad and Interstate 15. 1170 Comment
  UCR112158  Gilia cana subsp. triceps J. M. Porter 1998-4-25 11794 Inyo Centennial Canyon, Sandy wash along Hwy 190 Comment
  RSA780163  Gilia capitata J. Mark Porter 2005-6-10 14449 Kern Sequoia National Forest, along Hwy. 155, between Wilford Heights and Alta Sierra. Comment
  RSA780429  Gilia capitata J. Mark Porter 2005-6-10 14453 Kern Along Hwy. 155, at the 5000 foot elevation marker. 1524 Comment
  RSA780432  Gilia capitata J. Mark Porter 2005-6-10 14445 Kern Tehachapi Pass,a long Bodfish-Caliente Road Comment
  SD232741  Gilia capitata J. Mark Porter 2005-6-10 14453 Kern Along Hwy 155, at the 5000ft elevation marker. 1524 Comment
  SD232742  Gilia capitata J. Mark Porter 2005-6-10 14449 Kern Sequoia National Forest, along Hwy 155, between Wilford Heights and Alta Sierra. Comment
  SD232743  Gilia capitata J. Mark Porter 2005-6-10 14445 Kern Tehachapi Pass, along Bodfish-Caliente Rd. Comment
  SEINET3349546  Gilia capitata J. Mark Porter 2005-1 14445 Kern USA. California, Kern Co. Tehachapi Pass, N Comment
  SEINET3349562  Gilia capitata J. Mark Porter 2005-1 14453 Kern Along Hwy 155 1524 Comment
  SEINET3349588  Gilia capitata J. Mark Porter 2005-1 14449 Kern Sequoia National Forest, along Hwy 155, between Wilford Heights and Alta Sierra. Comment
  RSA672033  Gilia capitata subsp. abrotanifolia J. Mark Porter 2002-5-27 s.n. San Bernardino San Bernardino Mountains; Cedar Pines Park, along Crest Forest Drive at the junction of Mojave River Road. Comment
  RSA705173  Gilia capitata subsp. abrotanifolia J. Mark Porter, Theodore Anderson 2005-5-23 14411 San Bernardino Cajon Pass, San Bernardino National Forest; Lone Pine Canyon Road. 1025 Comment
  RSA705175  Gilia capitata subsp. abrotanifolia J. Mark Porter, Theodore Anderson 2005-5-23 14413 San Bernardino Cajon Pass, San Bernardino National Forest; Lone Pine Canyon Road. 810 Comment
  RSA705657  Gilia capitata subsp. abrotanifolia J. Mark Porter, Lauren Machen 2005-4-24 14354 San Diego Between San Diego (El Cajon) and Tecate, along Hwy. 94, at the 36.50 mile marker; near Barrett Smith Rd. Comment
  RSA746579  Gilia capitata subsp. abrotanifolia J. Mark Porter, Linda M. Prince 2009-4-28 14985 Ventura Northwestern side of Apache Potrero, on the south side of County Road 95 (Cerro Noroeste Road) at Valle Vista Campground. 1611 Comment
  RSA746586  Gilia capitata subsp. abrotanifolia J. Mark Porter, Linda M. Prince 2009-4-28 14991 Kern Bitter Creek National Wildlife Refuge, 0.2 mi (o.32 km) north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road. 1368 Comment
  SD231372  Gilia capitata subsp. abrotanifolia J. Mark Porter, Lauren Machen 2005-4-24 14354 San Diego Between San Diego (El Cajon) and Tecate, along Highway 94, at the 36.5 mile marker; near Barrett Smith Road. Comment
  UC1980250  Gilia capitata subsp. abrotanifolia J. Mark Porter & Linda Prince 2009-4-28 14985 Ventura USA California. Ventura County. Northwestern side of Apache Potrero on the south side of County Road 95 (Cerro Noroeste Road) at Valle Vista Campground. Comment
  UCR215359  Gilia capitata subsp. abrotanifolia J. M. Porter, Linda Prince 2009-4-28 14985 Ventura Mt. Pinos Region, northwestern side of Apache Potrero, on the south side of County Road 95 (Cerro Noroeste Road) at Valle Vista Campground 1611 Comment
  SBBG118978  Gilia clivorum J. M. Porter with T. Anderson 2005-4-25 14359 San Luis Obispo St Hwy 46, 0.5 mi E of Antelope Rd 527 Comment
  SD231374  Gilia clivorum J. Mark Porter, Theodore Anderson 2005-4-25 14359 San Luis Obispo Along Highway 46, 0.5 mi E of Antelope Road. 527 Comment
  SEINET4565817  Gilia clivorum J. Mark Porter, Theodore Anderson 2005-4-25 14359 San Luis Obispo Along Highway 46, 0.5 mo E of Antelope Road. 527 Comment
  RSA0013683  Gilia clokeyi J. Mark Porter 2001-6-3 12823 Inyo Along Joshua Flats-Death Valley Road, bordering Inyo National Forest and conservation area. Little Cowhorn Valley-Inyo Mountains. 2201 Comment
  RSA0013684  Gilia clokeyi J. Mark Porter 2001-6-3 12820 Inyo Death Valley National Park, along Joshua Flats-Death Valley Road, Little Cowhorn Valley, Inyo Mountains. Comment
  RSA0013690  Gilia clokeyi J. Mark Porter 2001-6-3 12813 Inyo Inyo National Forest, along 169 just S of Westgard Pass. 30.5 mile marker. 2232 Comment
  RSA0013691  Gilia clokeyi J. Mark Porter 2001-6-3 12812 Inyo Inyo National Forest, along 169 just S of Westgard Pass. 30.5 mile marker. 2232 Comment
  RSA0013692  Gilia clokeyi J. Mark Porter 2001-6-3 12811 Inyo Inyo National Forest, along 169 just S of Westgard Pass. 30.5 mile marker. 2232 Comment
  RSA0013696  Gilia clokeyi J. Mark Porter 2001-6-3 12806 Inyo Inyo National Forest, White Mountains. Along Highway 168, mile marker 33 50, just N of Westgard Pass. Comment
  RSA0047261  Gilia clokeyi J. Mark Porter, Lauren E. Machen 1997-4-7 11472 San Bernardino New York Mountains, ca. 5 mi. ESE of Ivanpah, on the Ivanpah Road. Adjacent to old railroad grade. 1365 Comment
  SEINET10780691  Gilia clokeyi J. Mark Porter 2001-6-3 Porter 12823 Inyo Along Joshua Flats-Death Valley Road, bordering Inyo National Forest & conservation area, Little Cowhorn Valley-Inyo Mtns. 2201 Comment
  RSA705435  Gilia diegensis J. Mark Porter, Sarah J. De Groot 2005-3-9 14253 San Bernardino S of State Route 62, at the base of a boulder outcrop of granite, just E of Joshua Tree. 794 Comment
  RSA705437  Gilia diegensis J. Mark Porter, Sarah J. De Groot 2005-3-9 14251 .5 San Bernardino S of State Route 62, along the E side of La Contenta Rd., near Sky Continuation High School, between Yucca Valley and Joshua Tree. 967 Comment
  RSA705438  Gilia diegensis J. Mark Porter, Sarah J. De Groot 2005-3-9 14251 San Bernardino S of State Route 62, along the E side of La Contenta Rd., near Sky Continuation High School, between Yucca Valley and Joshua Tree. 967 Comment
  RSA705441  Gilia diegensis J. Mark Porter, Sarah J. De Groot 2005-3-9 14249 San Bernardino S of State Route 62, between Little Morongo and Yucca Valley; at the 062 SBD 0500 marker sign. 814 Comment
  RSA705496  Gilia diegensis J. Mark Porter, Gary D. Wallace 2005-3-10 14262 San Diego Anza Borrego State Park; Blow Sand Canyon, NE side of Borrego Mountain, ca. 3 mi N of Ca Hwy 78. 224 Comment
  SD231378  Gilia diegensis J. Mark Porter, Sarah DeGroot 2005-3-9 14253 San Bernardino South of State Route 62, at the base of a boulder outcrop of granite, just east of Joshua Tree. 794 Comment
  RSA746580  Gilia jacens J. Mark Porter, Linda M. Prince 2009-4-28 14986 Ventura East side of Apache Potrero (west of Cowhead Potrero along County Road 95 (Cerro Noroeste Road) 1483 Comment
  RSA746584  Gilia jacens J. Mark Porter, Linda M. Prince 2009-4-28 14990 Kern Bitter Creek National Wildlife Refuge, 0.2 mi (o.32 km) north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road. 1368 Comment
  SD211659  Gilia jacens J. Mark Porter, Linda Prince 2009-4-28 14990 Kern Bitter Creek National Wildlife Refuge, 0.1 mile north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road. 1367 Comment
  SD211660  Gilia jacens J. Mark Porter, Linda Prince 2009-4-28 14986 Ventura East side of Apache Potrero, west of Cowhead Potrero along County Road 95 (Cerro NoroesteRoad). 1483 Comment
  RSA705425  Gilia latiflora J. Mark Porter, Theodore Anderson 2005-3-15 14271 San Bernardino 0.5 mi. S of Kramer Junction, along US 395. 752 Comment
  RSA705495  Gilia latiflora J. Mark Porter, Theodore Anderson 2005-3-15 14265 San Bernardino N of Adelanto, at the junction of US 395 and Auburn Avenue. 857 Comment
  SEINET4206837  Gilia latiflora J. Mark Porter, Lauren E. Machen 2004-5-2 14087 Los Angeles San Gabriel Mountains, northern foothills.; 0 1359 Comment
  GH415385  Gilia latiflora subsp. cuyamensis J. M. Porter & L. M. Prince 2009-4-28 14989 Unknown Bitter Creek National Wildlife Refuge, 0.2 mi (o.32 km) north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road Comment
  RSA746583  Gilia latiflora subsp. cuyamensis J. Mark Porter, Linda M. Prince 2009-4-28 14989 Kern Bitter Creek National Wildlife Refuge, 0.2 mi (o.32 km) north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road. 1368 Comment
  UC1980251  Gilia latiflora subsp. cuyamensis J. Mark Porter & Linda Prince 2009-4-28 14989 Kern Bitter Creek National Wildlife Refuge, 0.2 mi (0.32 km) north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road. Comment
  UCR215358  Gilia latiflora subsp. cuyamensis J. M. Porter, Linda Prince 2009-4-28 14989 Kern Bitter Creek National Wildlife Refuge, 0.2 mi. (0.32 km) north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road 1368 Comment
  CAS-BOT-BC225362  Gilia latiflora subsp. davyi J. Mark Porter 1998-4-27 11837 Los Angeles N. of Hwy 138 (Avenue D- Neenach Rd) at powerline, near Antelope Valley California Poppy Reserve, Antelope Valley Comment
  CAS-BOT-BC226311  Gilia latiflora subsp. davyi J. Mark Porter; Lauren Machen 2004-5-2 14087 Los Angeles San Gabriel Mountains, northern foothills; ca. 0.25 mi. E of Largo Vista Road, several miles S of the California Aqueduct 1359 Comment
  CAS-BOT-BC226312  Gilia latiflora subsp. davyi J. Mark Porter 1998-4-27 11841 Los Angeles Liebre Mountain: W. end of mountain along road to summit 1620 Comment
  CAS-BOT-BC226313  Gilia latiflora subsp. davyi J. Mark Porter 1998-4-27 11829 Los Angeles Antelope Valley: 170th St. East, N. of Pearblossom Hwy. Comment
  CAS-BOT-BC226314  Gilia latiflora subsp. davyi J. Mark Porter 1998-4-27 11837 Los Angeles Antelope Valley: N. of Hwy 138 (Avenue D - Neenach Rd) at powerline, near Antelope Valley California Poppy Reserve Comment
  RSA0083774  Gilia latiflora subsp. davyi J. Mark Porter 1998-4-24 11734 San Bernardino Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction. Comment
  RSA621048  Gilia latiflora subsp. davyi J. Mark Porter 1998-4-27 11837 Los Angeles Antelope Valley: N. of Hwy 138 (Avenue D - Neenach Rd) at powerline, Antelope Valley California Poppy Reserve. Comment
  RSA621050  Gilia latiflora subsp. davyi J. Mark Porter 1998-4-27 11841 Los Angeles Libre Mountain: W. end of mountain along road to summit. 162 Comment
  UCR112157  Gilia latiflora subsp. davyi J. M. Porter 1998-4-25 11783 Inyo E of Panamint Springs at foot of Argus Mtns. Large wash at E end of town 561 Comment
  RSA620172  Gilia latiflora subsp. davyi J. Mark Porter 1998-4-25 11783 Inyo Argus Mountains: East of Panamint Springs at foot of Argus Mtns. Large wash at East end of town. Comment
  CAS-BOT-BC226404  Gilia latiflora subsp. latiflora J. Mark Porter 1998-4-27 11829 Los Angeles Antelope Valley: 170th St. East, N. of Pearblossom Hwy. Comment
  RSA621042  Gilia latiflora subsp. latiflora J. Mark Porter 1998-4-27 11829 Los Angeles Antelope Valley: 170th St. East, N. of Pearblossom Hwy. Comment
  UCR208146  Gilia latiflora subsp. latiflora J. M. Porter, T. Anderson 2005-3-15 14271 San Bernardino Mojave Desert, 0.5 mi south of Kramer Junction, along US 395 752 Comment
  RSA705402  Gilia leptantha J. Mark Porter, Theodore Anderson 2005-5-23 14405 San Bernardino San Bernardino Mountains, San Bernardino National Forest; along Highway 38, at the crossing of Fish Creek. 1960 Comment
  SEINET3349555  Gilia leptantha J. Mark Porter 2005-1 14478 San Bernardino Near Cactus Flats OHV area 1829 Comment
  SD231380  Gilia leptantha subsp. leptantha J. Mark Porter, Theodore Anderson 2005-5-23 14405 San Bernardino San Bernardino Mountains, San Bernardino National Forest; along highway 38, at the crossing of Fish Creek. 1960 Comment
  RSA0116730  Gilia leptantha subsp. pinetorum J. Mark Porter, Theodore Anderson 2005-5-27 14428 Ventura Los Padres National Forest. Mount Pinos, along Cuddy Valley Road. 2490 Comment
  SBBG118834  Gilia leptantha subsp. pinetorum J. M. Porter with T. Anderson 2005-5-27 14428 Kern Mount Pinos, along Cuddy Valley Rd 2490 Comment
  SD231381  Gilia leptantha subsp. pinetorum J. Mark Porter, Theodore Anderson 2005-5-27 14428 Ventura Los Padres National Forest. Mount Pinos, along Cuddy Valley Road. 2490 Comment
  RSA780154  Gilia leptantha subsp. purpusii J. Mark Porter 2005-6-11 14461 Tulare On W edge of Johnson dale, 4720 Mtn. Road. 1439 Comment
  RSA780201  Gilia leptantha subsp. purpusii J. Mark Porter 2005-6-11 14467 Tulare Along Mountain Hwy. 50. 1524 Comment
  RSA780203  Gilia leptantha subsp. purpusii J. Mark Porter 2005-6-11 14469 Tulare Along Mtn Hwy. 50 at the turnoff (Jtn. FS Road 23516) to Thompson Camp and Portuguese Pass Comment
  RSA780428  Gilia leptantha subsp. purpusii J. Mark Porter 2005-6-10 14452 Kern Along Hwy. 155, at the 5000 foot elevation marker. 1524 Comment
  SD232748  Gilia leptantha subsp. purpusii J. Mark Porter 2005-6-10 14452 Kern Along Hwy 155, at the 5000 ft. elevation marker. 1524 Comment
  SD232749  Gilia leptantha subsp. purpusii J. Mark Porter 2005-6-11 14467 Tulare Along Mtn Hwy 50. 1524 Comment
  SD232750  Gilia leptantha subsp. purpusii J. Mark Porter 2005-6-11 14469 Tulare Along Mtn Hwy 50 at the turnoff (Jt FS Rd 23516) to Thompson Camp and Portuguese Pass. Comment
  SD232751  Gilia leptantha subsp. purpusii J. Mark Porter 2005-6-11 14461 Tulare On the W edge of Johnsondale, 4720 Mtn Rd. 50. Comment
  SEINET3349548  Gilia leptantha subsp. purpusii J. Mark Porter 2005-1 14469 Tulare Along Mtn Hwy 50 at the turnoff (Jtn FS Rd 23516) to Thompson Camp and Portuguese Pass. Comment
  SEINET3349549  Gilia leptantha subsp. purpusii J. Mark Porter 2005-1 14470 Tulare ca. 1/10 mi SW of the junction of Mtn 50 and Western Divide Hwy Comment
  SEINET3349591  Gilia leptantha subsp. purpusii J. Mark Porter 2005-1 14467 Kern Along Mtn Hwy 1524 Comment
  SEINET3349592  Gilia leptantha subsp. purpusii J. Mark Porter 2005-1 14461 Tulare On the W edge of Johnsondale. W. 4720 Mtn Rd 50 Comment
  RSA780285  Gilia leptantha subsp. purpusii J. Mark Porter 2005-6-11 14470 Tulare Ca. 1/10 mile SW of the junction of Mtn 50 and Western Divide Hwy Comment
  SEINET3349590  Gilia leptantha subsp. purpusii J. Mark Porter 2005-1 14452 Kern along Hwy 155 1524 Comment
  RSA0116709  Gilia leptantha subsp. transversa J. Mark Porter, Lauren Machen 2004-5-2 14087 Los Angeles San Gabriel Mountains, northern foothills; ca. 0.25 mi. E of Largo Vista Road, several miles S of the California Aqueduct. 1360 Comment
  RSA705171  Gilia leptantha subsp. transversa J. Mark Porter, Theodore Anderson 2005-5-23 14410 .5 San Bernardino San Bernardino National Forest; along Highway 18, northwest of Whiskey Springs. Comment
  RSA780197  Gilia leptantha subsp. transversa J. Mark Porter 2005-6-12 14478 San Bernardino Near Cactus Flats, Cactus Flats OHV area. 1829 Comment
  RSA789626  Gilia leptantha subsp. transversa J. Mark Porter, Lauren Machen 2012-5-20 15163 San Bernardino San Gabriel Mountains. Along Highway 2 (Angeles Crest Highway) SW of Wrightwood, at Inspiration Point. 2280 Comment
  SD232752  Gilia leptantha subsp. transversa J. Mark Porter 2005-6-12 14478 San Bernardino Near Cactus Flats, Cactus Flats OHV area. 1829 Comment
  RSA620618  Gilia malior J. Mark Porter 1998-4-26 11814 Inyo Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club. Comment
  RSA621049  Gilia malior J. Mark Porter 1998-4-27 11838 Los Angeles Antelope Valley: 1/2 mile N. of Hwy 138 along powerline road, near Antelope Valley California Poppy Reserve. Comment
  RSA705188  Gilia malior J. Mark Porter, Theodore Anderson 2005-3-15 14284 Kern Red Rock Canyon State Park; on the W side of California State Highway 14 at the foot of a rocky slope (truck pullout); narrows of Red Rock Canyon. 710 Comment
  RSA705191  Gilia malior J. Mark Porter, Theodore Anderson 2005-3-15 14282 Kern Foothills of Sierra Nevada, below Owens Peak, Short Canyon, just above the aqueduct. 899 Comment
  RSA705651  Gilia malior J. Mark Porter 2005-4-27 14373 Inyo Homewood Canyon , W of Highway 178 (Trona-Wildrose Road); NW of the old mine. 1100 Comment
  UCR150949  Gilia malior J. M. Porter 1998-4-26 11814 Inyo S Sierra Nevada Mtns, Sierra Nevada foothills: south of Lone Pine, Lubkin Canyon Rd; hills below pheasant club Comment
  RSA0083772  Gilia minor J. Mark Porter 1998-4-27 11830 Los Angeles Antelope Valley: 170th St. East. Comment
  RSA0083773  Gilia minor J. Mark Porter 1998-4-27 11835 Los Angeles Antelope Valley: W. of Lancaster, N. side of Avenue G. Comment
  RSA620134  Gilia minor J. Mark Porter 1998-4-24 11726 San Bernardino Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road. Comment
  RSA705424  Gilia minor J. Mark Porter, Theodore Anderson 2005-3-15 14272 San Bernardino between Kramer Junction and Randsberg, along US 395; low elevation point before Red Mountain. 845 Comment
  RSA705427  Gilia minor J. Mark Porter, Theodore Anderson 2005-3-15 14270 San Bernardino 0.5 mi. S of Kramer Junction, along US 395. 752 Comment
  RSA705428  Gilia minor J. Mark Porter, Theodore Anderson 2005-3-15 14275 Kern El Paso Mountains, along US 395, N of Randsberg. 1040 Comment
  RSA705430  Gilia minor J. Mark Porter, Theodore Anderson 2005-3-15 14277 Kern El Paso Mountains, along US 395, N of Randsberg. 1040 Comment
  RSA705493  Gilia minor J. Mark Porter, Theodore Anderson 2005-3-15 14273 San Bernardino between Kramer Junction and Randsberg, along US 395; low elevation point before Red Mountain. 845 Comment
  RSA705494  Gilia minor J. Mark Porter, Theodore Anderson 2005-3-15 14266 San Bernardino S slopes of the southernmost Kramer Hills. 885 Comment
  SD231386  Gilia minor J. Mark Porter, Theodore Anderson 2005-3-15 142777 Kern El Paso Mountains, along US 395, north of Randsberg. Mojave Desert 1039 Comment
  RSA0012788  Gilia modocensis J. Mark Porter 2001-6-4 12842 Mono Along Highway 120 near the turnoff to Mono Lake Tufa area. 2057 Comment
  RSA0012793  Gilia modocensis J. Mark Porter 2001-6-4 12828 Mono Between 56 00 and 56 15 on Highway 120, NE of Benton Hot Springs Roadside. Comment
  RSA705168  Gilia modocensis J. Mark Porter, Theodore Anderson 2005-5-23 14408 San Bernardino San Bernardino National Forest; along Highway 18, at the north side of Baldwin Lake (Baldwin Lake Ecological Preserve). 2050 Comment
  RSA705170  Gilia modocensis J. Mark Porter, Theodore Anderson 2005-5-23 14410 San Bernardino San Bernardino National Forest; north of Highway 18, and north of Baldwin Lake, along Holcomb Valley Road. 2075 Comment
  RSA705401  Gilia modocensis J. Mark Porter, Theodore Anderson 2005-5-23 14404 San Bernardino San Bernardino Mountains, San Bernardino National Forest; along Highway 38, at the 27.30 mile marker. 1960 Comment
  RSA705403  Gilia modocensis J. Mark Porter, Theodore Anderson 2005-5-23 14406 San Bernardino San Bernardino Mountains, San Bernardino National Forest; along Highway 38, at the crossing of Fish Creek. 1960 Comment
  RSA721876  Gilia modocensis J. Mark Porter 1998-4-27 11825 Los Angeles North Slope San Gabriel Mtns.: Z9 Road, off Largo Vista. 1371 Comment
  SD231387  Gilia modocensis J. Mark Porter, Theodore Anderson 2005-5-23 14410 San Bernardino San Bernardino Mountains, San Bernardino National Forest; north of Highway 18, and north of Baldwin Lake, along Holcomb Valley Road. 2075 Comment
  SD231388  Gilia modocensis J. Mark Porter, Theodore Anderson 2005-5-23 14408 San Bernardino San Bernardino Mountains, San Bernardino National Forest; along Highway 18, at the north sides of Baldwin Lake (Baldwin Lake Ecological Preserve) 2050 Comment
  SD231389  Gilia modocensis J. Mark Porter, Theodore Anderson 2005-5-23 14404 San Bernardino San Bernardino Mountains, San Bernardino National Forest; along highway 38 at the 27.30 mile marker. 1960 Comment
  RSA780122  Gilia modocensis J. Mark Porter 2005-6-8 14440 Los Angeles Table Mountain, San Gabriel Mountains. Comment
  RSA0017256  Gilia ochroleuca J. Mark Porter 2005-4-27 14372 Inyo Homewood Canyon , W of Highway 178 (Trona-Wildrose Road); NW of the old mine. 1100 Comment
  RSA0016245  Gilia ochroleuca subsp. bizonata J. Mark Porter, Lauren Machen 2012-5-20 15165 Los Angeles San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) NE of Wrightwood, in lower Swarthout Canyon. 1639 Comment
  RSA0017068  Gilia ochroleuca subsp. bizonata J. Mark Porter, Theodore Anderson 2005-5-27 14424 Ventura Los Padres National Forest. Lockwood Valley (south of the San Emidgio Mountain Range), along Seymore Canyon Road, ca. 2 mi, by road, north of the junction with Lockwood Valley Road. 1670 Comment
  RSA0017069  Gilia ochroleuca subsp. bizonata J. Mark Porter, Theodore Anderson 2005-5-27 14434 Ventura Los Padres National Forest. Upper Cuyama Valley (north of Pine Mountain and Reyes Peak), along Lockwood Valley Road. 1600 Comment
  RSA0017076  Gilia ochroleuca subsp. bizonata J. Mark Porter, Theodore Anderson 2005-5-27 14438 Ventura Los Padres National Forest. along Highway 33, upper Cuyama Valley. 1410 Comment
  RSA0017141  Gilia ochroleuca subsp. bizonata J. Mark Porter, Theodore Anderson 2005-5-27 14423 Ventura Los Padres National Forest. Lockwood Valley (south of the San Emidgio Mountain Range), on the north side of Lockwood Valley Road, ca. 1 mi, by road, north of the junction with Los Pinos Road. 1640 Comment
  SBBG118835  Gilia ochroleuca subsp. bizonata J. M. Porter with T. Anderson 2005-5-27 14434 Ventura N of Pine Mtn and Reyes Pk, along Lockwood Valley Rd 1600 Comment
  SD231390  Gilia ochroleuca subsp. bizonata J. Marker Porter, Theodore Anderson 2005-5-27 14434 Ventura Los Padres National Forest. Upper Cuyama Valley (north of Pine Mountain and Reyes Peak), along Lockwood Valley road. 1600 Comment
  SD231391  Gilia ochroleuca subsp. bizonata J. Marker Porter, Theodore Anderson 2005-5-27 14423 Ventura Los Padres National Forest. Lockwood Valley (south of the San Emigdio Mountain Range), on the north side of Lockwood Valley Road, ca. 1 mile, by road, north of the junction with Los Pinos Road. 1640 Comment
  SD231392  Gilia ochroleuca subsp. bizonata J. Marker Porter, Theodore Anderson 2005-5-27 14424 Ventura Los Padres National Forest. Lockwood Valley (south of the San Emigdio Mountain Range), along Seymore Canyon Road, ca. 2 miles, by road, north of the junction with Lockwood Valley Road. 1670 Comment
  SBBG118837  Gilia ochroleuca subsp. bizonata J. M. Porter with T. Anderson 2005-5-27 14424 Ventura Lockwood Valley, along Seymour Cyn Rd, ca. 2 mi by road N of the jct with Lockwood Valley Rd 1670 Comment
  RSA0017291  Gilia ochroleuca subsp. exilis J. Mark Porter, Theodore Anderson 2005-5-5 14380 .5 Riverside agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church, along Pechanga Road; ca. 60 m E crossing of Pechanga Creek. 396 Comment
  CAS-BOT-BC401937  Gilia ochroleuca subsp. ochroleuca J. Mark Porter 1998-4-26 11819 Inyo Little Lake Region: Fossil Falls BLM Area; N. of Little Lake Comment
  CAS-BOT-BC401938  Gilia ochroleuca subsp. ochroleuca J. Mark Porter 1998-4-26 11819 Inyo Little Lake Region: Fossil Falls BLM Area; N. of Little Lake Comment
  CAS-BOT-BC407855  Gilia ochroleuca subsp. ochroleuca J. Mark Porter 1998-4-27 11826 Los Angeles North slope, San Gabriel Mts.,Z9 Road, off Largo Vista 1371 Comment
  RSA0016166  Gilia ochroleuca subsp. ochroleuca J. Mark Porter 1998-4-26 11819 Inyo Little lake Region: Fossil Falls BLM Area; N. of Little lake Comment
  RSA0016182  Gilia ochroleuca subsp. ochroleuca J. Mark Porter, Theodore Anderson 2005-3-15 14280 Kern Foothills of Sierra Nevada, below Owens Peak, Short Canyon, just above the aqueduct. 899 Comment
  RSA0017249  Gilia ochroleuca subsp. ochroleuca J. Mark Porter 1998-4-26 11798 Inyo Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd. Comment
  SD231393  Gilia ochroleuca subsp. ochroleuca J. Marker Porter 2005-4-27 14372 Inyo Homewood Canyon, west of Highway 178 (Trona-Wildrose Road); NW of old mine. 1100 Comment
  RSA0017202  Gilia ochroleuca subsp. vivida J. Mark Porter, Theodore Anderson 2005-5-27 14415 Los Angeles Angeles National Forest. San Gabriel Mountains, Blue Ridge, south and west of Wrightwood along Hwy 2 (Angeles Crest Highway), ca. 0.3 mi, by road, wsw of Inspiration Point. Comment
  RSA0017154  Gilia ochroleuca subsp. vivida J. Mark Porter 2005-6-8 14439 Los Angeles San Gabriel Mountains, Angeles National Forest, Inspiration Point. Pacific Crest Trail, E of Hwy. 2 Comment
  SEINET3349543  Gilia ochroleuca subsp. vivida J. Mark Porter 2005-1 14439 Los Angeles San Gabriel Mtns. Angeles National Forest, Inspiration Point. Pacific Crest Trail, E of Hwy 2. Comment
  CAS-BOT-BC309816  Gilia ophthalmoides J. Mark Porter 2001-6-3 12817 Inyo Along 168 between 29.5 and 28.5 mile markers at the 1 lane road section Pinyon Juniper = Inyo National Forest. White Mountains 2091 Comment
  CAS-BOT-BC309818  Gilia ophthalmoides J. Mark Porter 2001-6-3 12807 Inyo Inyo National Forest, White Mountains. Along Hwy 168, mile marker 33.5, just N of Westgard Pass Comment
  RSA0013686  Gilia ophthalmoides J. Mark Porter 2001-6-3 12818 Inyo Along 168 between 29 50 and 28 50 at the 1 lane road section. Inyo National Forest, White Mountains. 2092 Comment
  RSA0013687  Gilia ophthalmoides J. Mark Porter 2001-6-3 12817 Inyo Along 168 between 29 50 and 28 50 at the 1 lane road section. Inyo National Forest, White Mountains. 2092 Comment
  RSA0013695  Gilia ophthalmoides J. Mark Porter 2001-6-3 12807 Inyo Inyo National Forest, White Mountains. Along Highway 168, mile marker 33 50, just N of Westgard Pass. Comment
  RSA0013698  Gilia ophthalmoides J. Mark Porter 2001-6-3 12803 Inyo Inyo National Forest, Payson Canyon, White Mountains along Highway 168. 1902 Comment
  RSA620093  Gilia scopulorum J. Mark Porter 1998-4-25 11769 Inyo Argus mountains: Steep grade on the Trona - Wildrose road. Comment
  RSA718150  Gilia scopulorum J. Mark Porter 2001-4-21 12577 San Bernardino Whipple Mountains: Near Colorado River, Copper Basin Dunes region, old mines along [Parker Dam road], W of Big Bend Resort. Comment
  RSA718718  Gilia scopulorum J. Mark Porter 2001-4-21 12538 San Bernardino Whipple Mountains: NW slope of Pyramid Butte Comment
  RSA720865  Gilia scopulorum J. Mark Porter 2001-4-21 12604 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine. Comment
  RSA0013699  Gilia sinuata J. Mark Porter 2001-6-3 12802 Inyo Deep Springs Valley, roadside along Highway 168 near the 39 50 mile marker. 1572 Comment
  RSA0047264  Gilia sinuata J. Mark Porter, Lauren E. Machen 1997-4-7 11474 San Bernardino New York Mountains, ca. 5 mi. ESE of Ivanpah, on the Ivanpah Road. Adjacent to old railroad grade. 1365 Comment
  RSA620143  Gilia sinuata J. Mark Porter 1998-4-24 11734 San Bernardino Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction. Comment
  RSA620616  Gilia sinuata J. Mark Porter 1998-4-26 11816 Inyo Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club. Comment
  RSA705189  Gilia sinuata J. Mark Porter, Theodore Anderson 2005-3-15 14285 Kern Red Rock Canyon State Park; on the W side of Abbott Drive at the foot of a rocky slope. 762 Comment
  RSA705192  Gilia sinuata J. Mark Porter, Theodore Anderson 2005-3-15 14281 Kern Foothills of Sierra Nevada, below Owens Peak, Short Canyon, just above the aqueduct. 899 Comment
  RSA705434  Gilia sinuata J. Mark Porter, Theodore Anderson 2005-3-15 14278 .5 Kern Along US 395, N of Inyokern, near the junction with CA Hwy. 14. 725 Comment
  UCR112159  Gilia sinuata J. M. Porter 1998-4-25 11788 Inyo Northern Mojave/ Great Basin Desert, Hwy 190 between the Saline Valley alternate road and the Olancha-Darwin Road 1545 Comment
  UCR200253  Gilia sinuata J. M. Porter 1998-4-27 11825 Los Angeles San Gabriel Mountains, north slope, Z9 Road, off Largo Vista 1372 Comment
  UCR208143  Gilia sinuata J. M. Porter, T. Anderson 2005-3-15 14278 .5 Kern Mojave Desert, along US 395, north of Inyokern, near the junction with CA Hwy 14 725 Comment
  RSA620168  Gilia sinuata J. Mark Porter 1998-4-25 11788 Inyo Roadside of Hwy 190 between the Saline Valley alternate road and the Olancha - Darwin road. Comment
Read comments
Sep 21 2011
  RSA0047256  Gilia stellata J. Mark Porter, Leigh A. Johnson 1997-3-10 11460 Riverside Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10). 474 Comment
  RSA0047263  Gilia stellata J. Mark Porter, Lauren E. Machen 1997-4-7 11474 San Bernardino New York Mountains, ca. 5 mi. ESE of Ivanpah, on the Ivanpah Road. Adjacent to old railroad grade. 1365 Comment
  RSA620127  Gilia stellata J. Mark Porter 1998-4-24 11719 - B San Bernardino Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road. Comment
  RSA657234  Gilia stellata J. Mark Porter, Valerie Soza, Gary D. Wallace 2001-4-2 12330 Riverside Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62. 457 Comment
  RSA657243  Gilia stellata J. Mark Porter, Valerie Soza, Gary D. Wallace 2001-4-2 12342 Riverside Coachella Valley, Desert Hot Springs, 0.15 mi S of Mission Lakes, on Verbena Drive. 427 Comment
  RSA657244  Gilia stellata J. Mark Porter, Valerie Soza, Gary D. Wallace 2001-4-2 12343 Riverside Coachella Valley, Desert Hot Springs, S of Big Morongo Wash, along Indian Ave, just S of the jtn. with Pierson Avenue. 396 Comment
  RSA705190  Gilia stellata J. Mark Porter, Theodore Anderson 2005-3-15 14283 Kern Red Rock Canyon State Park; on the W side of California State Highway 14 at the foot of a rocky slope (truck pullout); narrows of Red Rock Canyon. 710 Comment
  RSA705436  Gilia stellata J. Mark Porter, Sarah J. De Groot 2005-3-9 14252 San Bernardino S of State Route 62, at the base of a boulder outcrop of granite, just E of Joshua Tree. 794 Comment
  RSA718144  Gilia stellata J. Mark Porter 2001-4-21 12585 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine. Comment
  RSA721139  Gilia stellata J. Mark Porter 2001-4-20 12527 San Bernardino Whipple Mountains: Along the road to Havasu Palms. Comment
  SD231394  Gilia stellata J. Marker Porter, Sarah DeGroot 2005-3-9 14252 San Bernardino South of State Route 62, at the base of a boulder outcrop of granite, just east of Joshua Tree. 794 Comment
  UCR146271  Gilia stellata J. M. Porter, Et al. 2001-4-2 12343 Riverside Colorado Desert; Western Colorado Desert region, Coachella Valley, c. 1 mi east of Desert Hot Springs, Long Canyon, on W side of Long Canyon Road 396 Comment
  RSA0063620  Gilia stellata J. Mark Porter, Lauren Machen 2001-3-4 s.n. San Bernardino Near Joshua Tree National Park, along the #### [sic] road. Comment
  RSA620170  Gilia stellata J. Mark Porter 1998-4-25 11785 Inyo Argus Mountains: East of Panamint Springs at foot of Argus Mtns. Large wash at East end of town. Comment
  RSA0116978  Gilia tenuiflora J. Mark Porter, Theodore Anderson 2005-4-26 14365 Monterey Carmell Valley. S of Highway G16, at Garland Ranch County Preserve, NW of the town of Carmel Valley. 45 Comment
  RSA705320  Gilia tetrabreccia J. Mark Porter, Theodore Anderson 2005-5-27 14426 Ventura Los Padres National Forest. Lockwood Valley (south of the San Emidgio Mountain Range), along Seymore Canyon Road, ca. 2 mi, by road, north of the junction with Lockwood Valley Road. 1670 Comment
  RSA705324  Gilia tetrabreccia J. Mark Porter, Theodore Anderson 2005-5-27 14431 Kern Los Padres National Forest. Mount Pinos, along Cuddy Valley Road. 2120 Comment
  RSA705325  Gilia tetrabreccia J. Mark Porter, Theodore Anderson 2005-5-27 14432 Ventura Los Padres National Forest. Lockwood Valley (south of the San Emigdio Mountain Range), along Lockwood Valley Road. Comment
  RSA705329  Gilia tetrabreccia J. Mark Porter, Theodore Anderson 2005-5-27 14436 Ventura Los Padres National Forest. Upper Cuyama Valley (north of Pine Mountain and Reyes Peak), along Lockwood Valley Road. 1600 Comment
  RSA705334  Gilia tetrabreccia J. Mark Porter, Theodore Anderson 2005-5-27 14421 Ventura Los Padres National Forest. Lockwood Valley (south of the San Emidgio Mountain Range), on the north side of Lockwood Valley Road, ca. 1 mi, by road, north of the junction with Los Pinos Road. 1640 Comment
  RSA705335  Gilia tetrabreccia J. Mark Porter, Theodore Anderson 2005-5-27 14421 Ventura Los Padres National Forest. Lockwood Valley (south of the San Emidgio Mountain Range), on the north side of Lockwood Valley Road, ca. 1 mi, by road, north of the junction with Los Pinos Road. 1640 Comment
  SD231395  Gilia tetrabreccia J. Marker Porter, Theodore Anderson 2005-5-27 14426 Ventura Los Padres National Forest. Lockwood Valley (south of the San Emigdio Mountain Range), along Seymore Canyon Road, about 2 miles, by road, north of the junction with Lockwood Valley Road. 1670 Comment
  SD231396  Gilia tetrabreccia J. Marker Porter, Theodore Anderson 2005-5-27 14421 Ventura Los Padres National Forest. Lockwood Valley (south of the San Emigdio Mountain Range), on the north side of Lockwood Valley Road, about 1 mile, by road, north of the junction with Los Pinos Road. 1640 Comment
  SD231397  Gilia tetrabreccia J. Marker Porter, Theodore Anderson 2005-5-27 14432 Ventura Los Padres National Forest. Lockwood Valley (south of the San Emigdio Mountain Range), along Lockwood Valley Road. Comment
  SD231398  Gilia tetrabreccia J. Marker Porter, Theodore Anderson 2005-5-27 14431 Kern Los Padres National Forest. Mount Pinos, along Cuddy Valley Road. 2120 Comment
  SBBG118836  Gilia tetrabreccia J. M. Porter with T. Anderson 2005-5-27 14426 Ventura Seymour Cyn Rd, ca. 2 mi by road N of the jct with Lockwood Valley Rd 1670 Comment
  RSA705195  Gilia transmontana J. Mark Porter, Theodore Anderson 2005-3-15 14267 San Bernardino S slopes of the southernmost Kramer Hills. 885 Comment
  RSA705328  Gilia transmontana J. Mark Porter, Theodore Anderson 2005-5-27 14435 Ventura Los Padres National Forest. Upper Cuyama Valley (north of Pine Mountain and Reyes Peak), along Lockwood Valley Road. 1600 Comment
  RSA621038  Glyptopleura setulosa J. M. Porter 1998-4-26 11818 Inyo Little lake Region: Fossil Falls BLM Area; N. of Little lake Comment
  RSA690963  Goodmania luteola J. Mark Porter, Laren Machen 2004-5-2 14095 Los Angeles Antelope Valley; along California Highway 138 (Avenue D) several miles W of Interstate 14. 704 Comment
  RSA718716  Guillenia lasiophylla J. Mark Porter 2001-4-21 12539 -B San Bernardino Whipple Mountains: NW slope of Pyramid Butte Comment
  CAS-BOT-BC306573  Helenium bigelovii Duncan M. Porter 1960-9-21 720 Fresno SE of and below Darwin Bench, Kings Canyon National Park 3413 Comment
  HSC4536  Helianthemum scoparium David Porter 1965-4-27 Los Angeles 1/2 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  RSA591060  Helianthus annuus subsp. lenticularis J. M. Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10914 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  RSA752582  Helianthus californicus J. M. Porter 2006-11-5 12261 Los Angeles Along I-14 at Agua Dulce exit, N of highway. 1500 Comment
  RSA676133  Helianthus niveus subsp. tephrodes J. M. Porter, Susan Hobbs, Orlando Mistretta 2003-3-17 s.n. Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area. Comment
  RSA767500  Helianthus niveus subsp. tephrodes J. M. Porter 2003-4-8 13491 .06 Imperial Imperial Dunes (Algodones Dunes), 1.4 miles west south-west [234.64 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes. Comment
  RSA767517  Helianthus niveus subsp. tephrodes J. M. Porter 2003-3-20 13491 .11 Imperial Imperial Dunes [Algodones Dunes], 4.5 miles west-northwest [294.47 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8 Comment
  RSA767602  Helianthus niveus subsp. tephrodes J. M. Porter 2003-4-8 13491 .01 Imperial Imperial Dunes (Algodones Dunes), 1.9 miles south-west [209.75 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes. Comment
  SEINET3828043  Helianthus niveus subsp. tephrodes J. Mark Porter 2003-1 13491 .01 Imperial Imperial Dunes ( Algodones Dunes), 1.9 mi SW ( 209.75 degrees) of Imperial San Dunes Recreation Area exit on Intertate Highway 8, barchan dunes just west of the large transverse dunes. Comment
  RSA0008271  Helianthus nuttallii subsp. parishii J. M. Porter 2006-11-5 12260 .4 Los Angeles Newhall Ranch, Castaic Spring, ca. 400 m S of the Santa Clara River, between Dead End Canyon and Middle Canyon. 1000 Comment
  RSA0008272  Helianthus nuttallii subsp. parishii J. M. Porter 2006-11-5 12260 .3 Los Angeles Newhall Ranch, Castaic Spring, ca. 400 m S of the Santa Clara River, between Dead End Canyon and Middle Canyon. 1000 Comment
  RSA0008273  Helianthus nuttallii subsp. parishii J. M. Porter 2006-11-5 12260 .2 Los Angeles Newhall Ranch, Castaic Spring, ca. 400 m S of the Santa Clara River, between Dead End Canyon and Middle Canyon. 1000 Comment
  RSA0008274  Helianthus nuttallii subsp. parishii J. M. Porter 2006-11-5 12260 .1 Los Angeles Newhall Ranch, Castaic Spring, ca. 400 m S of the Santa Clara River, between Dead End Canyon and Middle Canyon. 1000 Comment
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Jun 26 2019
  CAS-BOT-BC314915  Hemizonia congesta subsp. luzulifolia Duncan M. Porter 1960-10-12 726 San Mateo Meadow at the crest of ridge above Webb Ranch (area H), Jasper Ridge Biological Preserve Comment
  RSA591066  Hemizonia fasciculata J. M. Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10918 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  UCR95544  Hemizonia fasciculata J. M. Porter, J. Travis Columbus, G. dos Santos 1996-6-5 10918 Los Angeles Transverse Range, c. 2 mi north of Solemint, just off Arline Road, 2 mi from intersection with Sierra Hwy 610 Comment
  RSA720726  Hesperocallis undulata J. Mark Porter 2001-4-20 12494 San Bernardino WHIPPLE MOUNTAINS: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA767474  Hesperocallis undulata J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13402 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34 95 Comment
  HSC2867  Hesperoyucca whipplei David Porter 1965-5-6 Los Angeles 1 mi. N of Chatsworth, Simi Hills 351 Comment
  RSA718347  Hibiscus denudatus J. Mark Porter 2001-4-21 12572 San Bernardino Whipple Mountains: Light colored granitic slope, SW of Gene Wash Reservoir. Comment
  SD255057  Hilaria rigida J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness. Comment
  SD255058  Hilaria rigida J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-3-17 Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area. Comment
  RSA0047272  Hirschfeldia incana J. Mark Porter, Lauren E. Machen 1997-2-15 11419 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  CAS-BOT-BC289464  Hordeum murinum subsp. leporinum D. M. Porter; S. H. Porter 1967-4-30 1555 Santa Clara Southern end of town near Alviso Slough, Alviso Comment
  CAS-BOT-BC315861  Hulsea algida Duncan M. Porter 1960-9-20 712 Inyo Lamarack Col, Inyo-Fresno County boundary 3901 Comment
  RSA0012791  Hulsea vestita J. M. Porter 2001-6-4 12837 Mono Inyo National Forest, along Highway 120 near the 30 00 mile marker. 2453 Comment
  SEINET3828045  Hymenoclea monogyra J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13410 Imperial Imperial Dunes Recreation Area (Algodones Dunes), ca. 0.5 mi WSW of Ogilby W. of County road S34 95 Comment
  RSA767470  Hymenoclea salsola J. M. Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13410 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  RSA620622  Hymenolobus procumbens J. Mark Porter 1998-4-26 11810 Inyo Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club. Comment
  CAS-BOT-BC219715  Hyptis emoryi J. Mark Porter; O. Mistretta; S. Hobbs 2002-3-2 13408 Imperial Imperial Dunes Recreation Area (Algodones Dunes), ca. 0.5 mi WSW of Ogilby, W of County road S34 95 Comment
  RSA721140  Hyptis emoryi J. Mark Porter 2001-4-20 12525 San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  RSA721165  Hyptis emoryi J. Mark Porter 2001-11-18 13358 San Bernardino WHIPPLE MOUNTAINS: Black Metal Wash. 305 Comment
  RSA721883  Hyptis emoryi J. Mark Porter, Orlando Mistretta 2003-6-5 13624 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range.Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running southeast. 412 Comment
  RSA767468  Hyptis emoryi J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13408 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  UCR200263  Hyptis emoryi J. M. Porter, Orlando Mistretta 2003-6-5 13624 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains, Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running southeast 412 Comment
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Jan 23 2012
  SEINET2165317 Image available Ipomoea santillanii J. Mark Porter 2005-12-10 14616 Unknown U.S.A., California, under cultivation at 6405 Revere Avenue, Alta Loma (Rancho Cucamonga). Comment
  RSA0013693  Ipomopsis polycladon J. Mark Porter 2001-6-3 12810 Inyo Inyo National Forest, along 169 just S of Westgard Pass. 30.5 mile marker. 2232 Comment
  RSA620130  Ipomopsis polycladon J. Mark Porter 1998-4-24 11722 San Bernardino Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road. Comment
  UCR119853  Ipomopsis polycladon J. M. Porter 1998-4-24 11722 San Bernardino Mojave Desert, Near mile marker 25.00 along Hwy 395, north of Adelanto and south of Trenton Road Comment
  UCR150947  Ipomopsis polycladon J. M. Porter 1998-4-24 11722 San Bernardino Mojave Desert, Near mile marker 25.00 along Hwy 395, north of Adelanto and south of Trenton Road Comment
  SEINET8155999 Image available Juncus parryi T. C. Porter 1881-1 Unknown Comment
  RSA718355  Krameria erecta J. Mark Porter 2001-4-21 12560 San Bernardino Whipple Mountains: NW slope of Pyramid Butte. Comment
  RSA720917  Krameria grayi J. Mark Porter 2001-4-19 12465 San Bernardino Whipple Mountains: Plains at southern base of mountains. Comment
  RSA620181  Langloisia setosissima subsp. punctata J. Mark Porter 1998-4-25 11773 Inyo Panamint Valley: margin of dry lake east of Panamint Springs. Comment
  RSA705615  Langloisia setosissima subsp. punctata J. Mark Porter 2005-4-27 14368 San Bernardino On the south side of Highway 178, between Ridgecrest and Westend, above China Lake. 637 Comment
  RSA0139307  Langloisia setosissima subsp. setosissima J. Mark Porter, Gary Wallace, Lauren Machen 2005-3-10 14264 San Diego Anza Borrego State Park; Blow Sand Canyon, NE side of Borrego Mountain, ca. 2 mi N of Ca Hwy 78. 500 Comment
  RSA718715  Langloisia setosissima subsp. setosissima J. Mark Porter 2001-4-21 12540 San Bernardino Whipple Mountains: NW slope of Pyramid Butte Comment
  RSA720864  Langloisia setosissima subsp. setosissima J. Mark Porter 2001-4-21 12605 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine. Comment
  RSA720924  Langloisia setosissima subsp. setosissima J. Mark Porter 2001-4-19 12457 San Bernardino WHIPPLE MOUNTAINS: Plains at southern base of mountains Comment
  UC2062559  Langloisia setosissima subsp. setosissima J. M. Porter, Gary Wallace, Lauren Machen 2005-3-10 14264 San Diego Colorado Desert; Western Colorado Desert Region: Anza Borrego State Park; Blow Sand Canyon, NE side of Borrego Mountain, ca. 2 mi N of California Highway 78. Comment
  CAS-BOT-BC171066  Larrea tridentata J. Mark Porter; O. Mistretta; S. Hobbs 2002-3-2 13403 Imperial Imperial Dunes Recreation Area (Algodones Dunes), ca. 0.5 mi WSW of Ogilby, W of county road S34. 95 Comment
  CAS-BOT-BC309822  Larrea tridentata J. Mark Porter; Lauren Machen 2012-5-27 15099 Inyo Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs 1439 Comment
  RSA0012500  Larrea tridentata J. Mark Porter, Laren Machen 2012-5-27 15099 Inyo Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs. 1439 Comment
  RSA676138  Larrea tridentata J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-3-17 s.n. Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Patton Valley Comment
  RSA718494  Larrea tridentata J. Mark Porter 2001-4-21 12548 San Bernardino Whipple Mountains: NW slope of Pyramid Butte. Comment
  RSA720718  Larrea tridentata J. Mark Porter 2001-4-20 12503 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA721158  Larrea tridentata J. Mark Porter 2001-11-18 13349 San Bernardino WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base. Comment
  RSA767465  Larrea tridentata J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13403 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  RSA767596  Larrea tridentata J. Mark Porter 2003-3-4 13486 Imperial Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8. Comment
  SD251303  Larrea tridentata J. Mark Porter, Lauren Machen 2012-5-27 15099 Inyo Bee Springs canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs; along wash and on slopes 1438 Comment
  SEINET3828053  Larrea tridentata J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13403 Imperial Imperial Dunes Recreation Area(Algodones Dunes), ca. 0.5 mi WSW of Ogilby, W of County road S34 95 Comment
  SD250552  Larrea tridentata var. arenaria J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-3-17 Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Patton Valley. Comment
  SEINET3829085  Larrea tridentata var. arenaria J. Mark Porter 2003-1 13486 Imperial Imperial Dunes (Algodones Dunes), ca 2.2 mi NW of Interstate Highway 8 shallow dunes between the large transverse dunes. Comment
  RSA767598  Larrea tridentata var. tridentata J. Mark Porter 2003-3-4 13488 Imperial Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8. Comment
  RSA102182  Lasthenia californica T. C. Porter 1884-06 s.n. Unknown Sierra Nevada. Comment
  RSA620144  Layia glandulosa J. M. Porter 1998-4-24 11735 San Bernardino Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction. Comment
  POM297732  Layia heterotricha T. C. Porter 1876-1 s.n. Kern [Unspecified] Comment
  HSC14220  Lepechinia calycina David Porter 1965-5-22 Santa Barbara San Marcos Pass on Hwy. 154, Santa Ynez Mtns. 678 Comment
  RSA620166  Lepidium densiflorum var. pubicarpum J. Mark Porter 1998-4-25 11791 Inyo Centennial Canyon: Sandy wash along Hwy 190. Comment
  RSA620035  Lepidium flavum var. flavum J. Mark Porter 1998-4-24 11749 San Bernardino Mojave Desert: Salt Wells Canyon, East of Ridgecrest., Near 35 deg 40' 11'' N 117 deg 25' 04'' W. Comment
  RSA620123  Lepidium flavum var. flavum J. Mark Porter 1998-4-24 11716 San Bernardino Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road. Comment
  RSA620167  Lepidium flavum var. flavum J. Mark Porter 1998-4-25 11790 Inyo Centennial Canyon: Sandy wash along Hwy 190. Comment
  RSA620081  Lepidium fremontii var. fremontii J. Mark Porter 1998-4-24 11757 San Bernardino Mojave Desert: Trona Pinnacles Near 35 deg 37' 12'' N 117 deg 22' 22'' W.. . Comment
  RSA721895  Lepidium fremontii var. fremontii J. Mark Porter, Orlando Mistretta 2003-6-5 13608 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  UCR200259  Lepidium fremontii var. fremontii J. M. Porter, Orlando Mistretta 2003-6-5 13608 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains. Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running east, above the pour-off 439 Comment
  RSA718487  Lepidium lasiocarpum var. lasiocarpum J. Mark Porter 2001-4-21 12555 San Bernardino Whipple Mountains: NW slope of Pyramid Butte Comment
  RSA746581  Leptosiphon J. Mark Porter, Linda M. Prince 2009-4-28 14988 Ventura East side of Apache Potrero (west of Cowhead Potrero along County Road 95 (Cerro Noroeste Road) 1483 Comment
  RSA746582  Leptosiphon J. Mark Porter, Linda M. Prince 2009-4-28 14987 Ventura East side of Apache Potrero (west of Cowhead Potrero along County Road 95 (Cerro Noroeste Road) 1483 Comment
  RSA780200  Leptosiphon J. Mark Porter 2005-6-11 14466 Tulare Along Mountain Hwy. 50. 1524 Comment
  RSA780202  Leptosiphon J. Mark Porter 2005-6-11 14468 Tulare Along Mtn Hwy. 50 at the turnoff (Jtn. FS Road 23516) to Thompson Camp and Portuguese Pass Comment
  RSA780288  Leptosiphon J. Mark Porter 2005-6-11 14473 Tulare Ca. 1/10 mile SW of the junction of 22S05 (Kernville Hwy. 395) and 22S12. Comment
  RSA780566  Leptosiphon J. Mark Porter 2005-6-10 14456 Kern Pass on CA 155 between Wofford Heights and Alta Sierra, Sequoia National Forest. Comment
  SD211663  Leptosiphon J. Mark Porter, Linda Prince 2009-4-28 14988 Ventura East side of Apache Potrero, west of Cowhead Potrero along County Road 95 (Cerro Noroeste Road. 1483 Comment
  SD232763  Leptosiphon J. Mark Porter 2005-6-11 14473 Tulare Ca 1/10 mi SW of the junction of 22S05 (Kernville Hwy 395) and 22S12. Big meadow. Comment
  SEINET3349595  Leptosiphon J. Mark Porter 2005-1 14456 Kern California pass on CA 155 between Wofford Heights and Alta Sierra, Sequoia National Forest. Comment
  SEINET3349552  Leptosiphon J. Mark Porter 2005-1 14473 Tulare ca 1/10 mi SW of the junction of 22S05 (Kernville Hwy 395) and 22S12. Comment
  SEINET3349547  Leptosiphon acicularis J. Mark Porter 2005-1 14468 Tulare Along Mtn Hwy 50 at the turnoff (Jtn FS Rd 23516) to Thompson Camp and Portuguese Pass. Comment
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Jul 13 2018
  RSA101722  Leptosiphon androsaceus T. C. Porter s.n. Unknown [no locality information provided] Comment
  RSA620627  Leptosiphon aureus J. Mark Porter 1998-4-26 11805 Inyo Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club. Comment
  RSA705326  Leptosiphon aureus J. Mark Porter, Theodore Anderson 2005-5-27 14433 Ventura Los Padres National Forest. Upper Cuyama Valley (north of Pine Mountain and Reyes Peak), along Lockwood Valley Road. 1600 Comment
  RSA705442  Leptosiphon aureus subsp. decorus J. Mark Porter, Sarah J. De Groot 2005-3-9 14248 San Bernardino S of State Route 62, between Little Morongo and Yucca Valley; at the 062 SBD 0500 marker sign. 814 Comment
  RSA690932  Leptosiphon breviculus J. Mark Porter, Lauren Machen 2004-5-2 14090 Los Angeles San Gabriel Mountains, northern foothills; ca. 0.25 mi. E of Largo Vista Road, several miles S of the California Aqueduct. 1360 Comment
  RSA690933  Leptosiphon breviculus J. Mark Porter, Lauren Machen 2004-5-2 14091 Los Angeles San Gabriel mountains, northern foothills; along Big Pines Highway, neare the 2.4 mile marker. 1402 Comment
  RSA705169  Leptosiphon breviculus J. Mark Porter, Theodore Anderson 2005-5-23 14409 San Bernardino San Bernardino National Forest; north of Highway 18, and north of Baldwin Lake, along Holcomb Valley Road. 2075 Comment
  RSA788854  Leptosiphon breviculus J. Mark Porter, Lauren Machen 2012-5-30 15131 .2 Los Angeles Along CA Hwy 2 (Angeles Crest Highway) across the highway from Dawson Saddle Trail (and pull-off). 2412 Comment
  RSA789034  Leptosiphon breviculus J. Mark Porter, Lauren Machen 2012-5-20 15161 San Bernardino San Gabriel Mountains. Along Highway 2 (Angeles Crest Highway) SW of Wrightwood, at Inspiration Point. 2280 Comment
  UCR256692  Leptosiphon breviculus J. M. Porter, Lauren E. Machen 2012-5-20 15161 Los Angeles San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) SW of Wrightwood at Inspiration Point 2280 Comment
  UCR256694  Leptosiphon breviculus J. M. Porter, Lauren E. Machen 2012-5-30 15131 .2 Los Angeles San Gabriel Mtns., Along CA Hwy 2 (Angeles Crest Highway) across the highway from Dawson Saddle Trail (and pull-off) 2412 Comment
  RSA780120  Leptosiphon breviculus J. Mark Porter 2005-6-8 14441 Los Angeles Table Mountain, San Gabriel Mountains. Comment
  RSA0047258  Leptosiphon chrysanthus J. Mark Porter, Lauren E. Machen 1997-4-7 11469 San Bernardino Cima Road, ca. 2 mi SE of the junction of Cima Rd and Interstate 15. 1170 Comment
  RSA746588  Leptosiphon liniflorus J. Mark Porter, Linda M. Prince 2009-4-28 14994 Kern Bitter Creek National Wildlife Refuge, 0.2 mi (o.32 km) north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road. 1368 Comment
  SD211662  Leptosiphon liniflorus J. Mark Porter, Linda Prince 2009-4-28 14991 Kern Bitter Creek National Wildlife Refuge, 0.2 mile north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road. 1367 Comment
  RSA705396  Leptosiphon nuttallii J. Mark Porter, Theodore Anderson 2005-5-23 14400 San Bernardino San Bernardino National Forest; along Highway 38, just east of Jenks Lake Road. 1960 Comment
  SD231402  Leptosiphon nuttallii J. Mark Porter, Theodore Anderson 2005-5-23 14400 San Bernardino San Bernardino Mountains. San Bernardino National Forest; along Highway 38, just east of Jenks Lake Road. 1960 Comment
  RSA705662  Leptosiphon parviflorus J. Mark Porter, Theodore Anderson 2005-4-26 14360 Monterey E of Highway 1, on the former Fort Ord Military Reservation, S of Marina. 8 Comment
  JROH1030  Lessingia hololeuca Duncan M. Porter 1960-10-12 724 San Mateo Jasper Ridge Biological Preserve, Stanford University. This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA104133  Leucothoe davisiae T. C. Porter 1876-1 s.n. Plumas [Unspecified] Comment
  RSA620091  Linanthus arenicola J. Mark Porter 1998-4-25 11767 San Bernardino Salt Wells Canyon: Narrows of Salt Wells Canyon, draining Salt Wells Valley on the south side of Hwy 178. Comment
  RSA620162  Linanthus arenicola J. Mark Porter 1998-4-25 11796 Inyo Owens Valley: Along Hwy 136, near Dolomite Loop Rd. Comment
  RSA620621  Linanthus bigelovii J. Mark Porter 1998-4-26 11811 Inyo Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club. Comment
  RSA621044  Linanthus bigelovii J. Mark Porter 1998-4-27 11831 Los Angeles Antelope Valley: Hill N. of Saddleback Butte State Park (N. of Ave. J.) Comment
  RSA705181  Linanthus bigelovii J. Mark Porter, Sarah J. De Groot 2005-3-9 14258 Riverside Along Whitewater Canyon Road, ca. 3 mi N of the intersection with the frontage road of I 10, W of the road on a steep, rocky slope, W of the river. 575 Comment
  RSA705332  Linanthus bigelovii J. Mark Porter, Theodore Anderson 2005-5-27 14418 Kern Los Padres National Forest. Lockwood Valley (south of the San Emigdio Mountain Range), on the north side of Lockwood Valley Road, ca. 0.8 mi., by road, SW of the junction with Cuddy Valley Road. Comment
  RSA705439  Linanthus bigelovii J. Mark Porter, Sarah J. De Groot 2005-3-9 14250 San Bernardino S of State Route 62, along the E side of La Contenta Rd., near Sky Continuation High School, between Yucca Valley and Joshua Tree. 967 Comment
  SD231403  Linanthus bigelovii J. Mark Porter, Sarah DeGroot 2005-3-9 14258 Riverside Along Whitewater Canyon Road, about 3 miles north of the intersection with the frontage road of I 10, west of the road on a steep, rocky slope, west of the river. 575 Comment
  SD231404  Linanthus bigelovii J. Mark Porter, Theodore Anderson 2005-5-27 14418 Kern Los Padres National Forest. Lockwood Valley (south of the San Emigdio Mountain Range), on the north side of Lockwood Valley Road, about 0.8 miles, by road, southwest of the junction with Cuddy Valley Road. Comment
  UCR208144  Linanthus bigelovii J. M. Porter, Sarah J. De Groot 2005-3-9 14250 San Bernardino Mojave Desert, south of State Route 62, along the E side of La Contenta Road, near Sky Continuation High School, between Yucca Valley and Joshua Tree 967 Comment
  SBBG120036  Linanthus bigelovii J. M. Porter, L. E. Machen 1998-3-15 11617 Unknown Desierto El Vizcaino, Cerro Juan, ca. 10 mi S of Jaraguay (S of Plya Seca), granitic boulder slope adjacent to Hwy 1 Comment
  RSA0010366  Linanthus bigelovii subsp. johnsonii J. Mark Porter, Sarah J. De Groot 2005-3-9 14254 San Bernardino S of State Route 62, at the base of a boulder outcrop of granite, just E of Joshua Tree. 794 Comment
  HSC17057  Linanthus californicus David Porter 1965-4-22 Los Angeles 1/2 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
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May 21 2014
  RSA690925  Linanthus californicus J. Mark Porter, Lauren Machen 2004-5-1 14080 Los Angeles San Gabriel Mountains, along Glendora Ridge Road, near the 7.00 mile marker. 1271 Comment
  RSA789026  Linanthus concinnus J. Mark Porter, Lauren Machen 2012-5-30 15130 Los Angeles Along Ca Hwy 2 (Angeles Crest Highway) across the highway from Dawson Saddle Trail (and pull-off). 2414 Comment
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Jun 7 2016
  RSA705659  Linanthus dianthiflorus J. Mark Porter, Lauren Machen 2005-4-24 14352 San Diego Between San Diego (El Cajon) and Tecate, along Hwy. 94, at the 36.50 mile marker; near Barrett Smith Rd. Comment
  RSA705432  Linanthus dichotomus J. Mark Porter, Theodore Anderson 2005-3-15 14276 Kern El Paso Mountains, along US 395, N of Randsberg. 1040 Comment
  UCR208145  Linanthus dichotomus J. M. Porter, T. Anderson 2005-3-15 14276 Kern Mojave Desert, El Paso Mountains, along US 395, north of Randsberg 1040 Comment
  RSA746589  Linanthus dichotomus subsp. dichotomus J. Mark Porter, Linda M. Prince 2009-4-28 14996 Ventura Ca. 0.2 mi (0.32km) SW of Pine Springs Campground, at the western terminus of Forest Service Road 7N03A (of Grade Valley Road (7N03). In one of the small washes feeding San Guillermo Creek. Comment
  RSA0047260  Linanthus filiformis J. Mark Porter, Lauren E. Machen 1997-4-7 11471 San Bernardino Zzyzx Road, ca. 0.25 mi S of the junction of Arrowhead Trail/Zzyzx Rd and Interstate 15, W of Soda Dry Lake. 335 Comment
  RSA705227  Linanthus filiformis J. Mark Porter 2005-4-27 14376 Inyo Homewood Canyon , W of Highway 178 (Trona-Wildrose Road); NW of the old mine. 1100 Comment
  CAS-BOT-BC309827  Linanthus inyoensis J. Mark Porter 2001-6-4 12843 Mono Along Hwy 120 near the turnoff to Mono Lake Tufa area 2056 Comment
  RSA0012787  Linanthus inyoensis J. Mark Porter 2001-6-4 12843 Mono Along Highway 120 near the turnoff to Mono Lake Tufa area. 2057 Comment
  RSA0013129  Linanthus jonesii J. Mark Porter, Sarah J. De Groot 2012-4-12 15084 Imperial Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin of broad wash. 347 Comment
  RSA0029669  Linanthus jonesii J. Mark Porter, Sarah J. De Groot 2012-4-12 15084 Imperial Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin of broad wash. 347 Comment
  RSA705491  Linanthus jonesii J. Mark Porter, Sarah J. De Groot 2005-3-9 14247 Riverside E. of State Route 62, on paved road between Peirson Blvd. and Indian Ave., N of the Metropolitan Water District Reservoir, Morongo Valley; on both sides of the road. 486 Comment
  RSA718146  Linanthus jonesii J. Mark Porter 2001-4-21 12583 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine. Comment
  RSA720863  Linanthus jonesii J. Mark Porter 2001-4-21 12606 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine. Comment
  RSA721146  Linanthus jonesii J. Mark Porter 2001-4-20 12517 San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  SD231405  Linanthus jonesii J. Mark Porter, Sara DeGroot 2005-3-9 14247 Riverside East of State Route 62, on paved road between Peirson Blvd. and Indian Ave., north of the Metropolitan Water District Resevior, Morongo Valley. On both sides of the roads. 486 Comment
  RSA620171  Linanthus jonesii J. Mark Porter 1998-4-25 11784 Inyo Argus Mountains: East of Panamint Springs at foot of Argus Mtns. Large wash at East end of town. Comment
  RSA705172  Linanthus killipii J. Mark Porter, Theodore Anderson 2005-5-23 14410 .6 San Bernardino San Bernardino National Forest; along Highway 18, northwest of Whiskey Springs. Comment
  RSA0047250  Linanthus maculatus J. Mark Porter, Leigh A. Johnson 1997-3-10 11467 Riverside Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10). 474 Comment
  RSA0116623  Linanthus maculatus J. Mark Porter, Sarah J. De Groot 2005-3-9 14255 San Bernardino S of State Route 62, at the base of a boulder outcrop of granite, just E of Joshua Tree. 794 Comment
  RSA0116624  Linanthus maculatus J. Mark Porter, Sarah J. De Groot 2005-3-9 14256 Riverside Along Whitewater Canyon Road, E of the road on a bench overlooking a dry wash, W of the river. 460 Comment
  RSA645177  Linanthus maculatus J. Mark Porter, L. Machen 1995-4-14 10698 Riverside Whitewater Canyon, ca 1.5 mi north of Interstate 10, ca. 0.25 mi south of the fence delineating private property. East of Whitewater Canyon Road, on the terrace below the level of the road. Comment
  RSA645178  Linanthus maculatus J. Mark Porter, L. Machen 1995-4-14 10690 Riverside Mouth of Morongo Canyon, in Morongo Wash, on the east side of Highway 62, along the old right-of-way for old Route 62 (portions of the pavement are still present), 0.4 miles north of the intersection of Indian Avenue and HWY 62. Comment
  RSA645179  Linanthus maculatus J. Mark Porter, L. Machen 1995-4-14 10693 Riverside Floodplains of Morongo Wash, east of Highway 63, and south of the intersection of Indian Avenue and Hwy 62. 500 Comment
  RSA657236  Linanthus maculatus J. Mark Porter, Valerie Soza, Gary D. Wallace 2001-4-2 12333 Riverside Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62. 457 Comment
  RSA657240  Linanthus maculatus J. Mark Porter, Valerie Soza, Gary D. Wallace 2001-4-2 12339 Riverside Coachella Valley, Desert Hot Springs, S of Big Morongo Wash, along Indian Ave, just S of the jtn. with Pierson Avenue. 396 Comment
  RSA705492  Linanthus maculatus J. Mark Porter, Sarah J. De Groot 2005-3-9 14246 Riverside E. of State Route 62, on paved road between Peirson Blvd. and Indian Ave., N of the Metropolitan Water District Reservoir, Morongo Valley; on both sides of the road. 486 Comment
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Jan 28 2008
  SD231406  Linanthus maculatus J. Mark Porter, Sarah DeGroot 2005-3-9 14246 Riverside East of State Route 62, on paved road between Peirson Blvd. and Indian Ave., north of the Metropolitan Water District Resevior, Morongo Valley. On both sides of the roads. 486 Comment
  UCR153625  Linanthus maculatus J. M. Porter, L. E. Machen 1995-4-14 10693 Riverside Sonoran (Colorado) Desert, Floodplains of Morongo Wash, east of Hwy 62 and south of the intersection of Indian Ave. and Hwy 62, between US 62 and an old road parallel and E to it. 500 Comment
  GH404212  Linanthus maculatus subsp. emaculatus J. Mark Porter & Sarah De Groot 2012-4-12 15086 Unknown Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin broad wash. 32.73637 deg N, 116.088779 ft W (WGS 84) 346 Comment
  RSA0010370  Linanthus maculatus subsp. emaculatus J. Mark Porter, Sarah J. De Groot 2012-4-12 15086 Imperial Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin of broad wash. 347 Comment
  RSA0029670  Linanthus maculatus subsp. emaculatus J. Mark Porter, Sarah J. De Groot 2012-4-12 15087 Imperial Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash. 384 Comment
  SD247696  Linanthus maculatus subsp. maculatus J. Mark Porter, Leigh A. Johnson 1997-3-10 11467 Riverside Whitewater Canyon, ca. 1.0 mile N of Whitewater (along Intertate 10). 473 Comment
  RSA620626  Linanthus parryae J. Mark Porter 1998-4-26 11806 Inyo Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd. Comment
  RSA788855  Linanthus pungens J. Mark Porter, Lauren Machen 2012-5-30 15131 .3 Los Angeles Along CA Hwy 2 (Angeles Crest Highway) near (W of) Cortleyou Spring, 0.4 mi E (by road) of Islip Saddle and the junction with CA 39 (San Gabriel Canyon Road). 2070 Comment
  UCR256685  Linanthus pungens J. M. Porter, Lauren E. Machen 2012-5-30 15131 .3 Los Angeles Transverse Range; San Gabriel Mtns., along CA Hwy 2 (Angeles Crest Hwy) near (W of) Cortleyou Spring, 0.4 miles east (by road) of Islip Saddle and the junction with CA 39 (San Gabriel Canyon Road) 2070 Comment
  UCR256690  Linanthus pungens J. M. Porter, Lauren E. Machen 2012-5-27 15114 Inyo Northern Mojave Desert, Last Chance Mountains, near (NW of) Crater, 1.4 mi NW of the junction of Sulfur Road and Death Valley/Eureka Valley Road (on Death Valley Road) 1425 Comment
  RSA0012792  Linanthus pungens subsp. pulchriflorus J. Mark Porter 2001-6-4 12836 Mono Inyo National Forest, along Highway 120 near the 30 00 mile marker. 2453 Comment
  RSA0013688  Linanthus pungens subsp. pulchriflorus J. Mark Porter 2001-6-3 12815 Inyo Inyo National Forest, along 169 just S of Westgard Pass. 30.5 mile marker. 2232 Comment
  RSA788852  Linanthus pungens subsp. pulchriflorus J. Mark Porter, Lauren Machen 2012-5-27 15114 Inyo Last Chance Mountains, near (NW of) Crater, 1.4 mi NW of the junction of Sulfur Road and Death Valley/Eureka Valley Road (on Death Valley Road). 1425 Comment
  HSC20671  Linaria pinifolia David Porter 1965-5-6 Los Angeles 1 mi. N of Chatsworth, Simi Hills 351 Comment
  RSA654185  Lobularia maritima Marilyn Porter 1991-5-17 25 Los Angeles Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 670 Comment
  RSA657232  Loeflingia squarrosa J. M. Porter 2001-4-2 12328 Riverside Coachella Valley, Desert Hot Springs, S of Big Morongo Wash, along Indian Ave, just S of the jtn. with Pierson Avenue. 396 Comment
  RSA0012786  Loeseliastrum matthewsii J. Mark Porter 2001-6-5 12846 Inyo Along Highway 395 near the 66 00 mile marker, between Independence and Lone Pine. 1182 Comment
  RSA690927  Loeseliastrum matthewsii J. Mark Porter, Lauren Machen 2004-5-2 14085 Los Angeles San Gabriel Mountains, northern foothills; ca. 0.25 mi. E of Largo Vista Road, several miles S of the California Aqueduct. 1360 Comment
  RSA690931  Loeseliastrum matthewsii J. Mark Porter, Lauren Machen 2004-5-2 14089 Los Angeles San Gabriel Mountains, northern foothills; ca. 0.25 mi. E of Largo Vista Road, several miles S of the California Aqueduct. 1360 Comment
  RSA705239  Loeseliastrum matthewsii J. Mark Porter 2005-4-27 14369 San Bernardino On the south side of Highway 178, between Ridgecrest and Westend, above China Lake. 637 Comment
  RSA705617  Loeseliastrum matthewsii J. Mark Porter 2005-4-27 14371 San Bernardino Trona Pinacles, S of Highway 178 and Westend. 525 Comment
  RSA789627  Loeseliastrum matthewsii J. Mark Porter, Lauren Machen 2012-5-20 15164 Los Angeles San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) NE of Wrightwood, in lower Swarthout Canyon. 1639 Comment
  RSA0014472  Loeseliastrum schottii J. Mark Porter 2012-3-30 15080 Imperial About 3 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the W foot of Sugarloaf Mountain. 278 Comment
  RSA0047262  Loeseliastrum schottii J. Mark Porter, Lauren E. Machen 1997-4-7 11473 San Bernardino New York Mountains, ca. 5 mi. ESE of Ivanpah, on the Ivanpah Road. Adjacent to old railroad grade. 1365 Comment
  RSA620131  Loeseliastrum schottii J. Mark Porter 1998-4-24 11723 San Bernardino Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road. Comment
  RSA657233  Loeseliastrum schottii J. Mark Porter 2001-4-2 12329 Riverside Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62. 457 Comment
  RSA657241  Loeseliastrum schottii J. Mark Porter 2001-4-2 12340 Riverside Coachella Valley, Desert Hot Springs, NE of Big Morongo Wash, just N of the jtn. Agusta Avenue and Little Morongo Drive. 412 Comment
  RSA705497  Loeseliastrum schottii J. Mark Porter, Gary D. Wallace 2005-3-10 14261 San Diego Anza Borrego State Park; Blow Sand Canyon, NE side of Borrego Mountain, ca. 3 mi N of Ca Hwy 78. 224 Comment
  RSA720733  Loeseliastrum schottii J. Mark Porter 2001-4-20 12483 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  CAS-BOT-BC283271  Lolium multiflorum D. M. Porter; S. H. Porter 1967-4-30 1556 Santa Clara Alviso. At edge of brackish water at S end of town near Alviso Slough Comment
  JROH278  Lomatium utriculatum Duncan M. Porter 1960-4-22 657 B San Mateo Jasper Ridge Biological Preserve, Stanford University; meadow near crest of NE-facing slope above Webb Ranch. Quadrat H-3 Comment
  RSA104132  Lotus oblongifolius var. nevadensis T. C. Porter 1876-1 s.n. Plumas [No location data on label] Comment
  RSA717907  Lotus salsuginosus var. brevivexillus J. Mark Porter 2001-4-21 12534 San Bernardino Whipple Mountains: NW slope of Pyramid Butte Comment
  RSA721181  Lotus salsuginosus var. brevivexillus J. Mark Porter 2001-4-20 12530 San Bernardino Whipple Mountains: Along the road to Havasu Palms. Comment
  RSA591083  Lotus salsuginosus var. salsuginosus J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10925 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  RSA654189  Lotus scoparius var. brevialatus Marilyn Porter 1991-5-17 26 Los Angeles Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 670 Comment
  RSA654188  Lotus scoparius var. scoparius Marilyn Porter 1991-5-5 11 Los Angeles Upland at San Bernardino County line north from parking area at Shinn Road and Mount Baldy Road, followed abandoned road in flood plain. Start: (1/2) ? mile in. Stopped: (2)? miles. 670 Comment
  RSA0012790  Lupinus J. Mark Porter 2001-6-4 12838 Mono Inyo National Forest, along Highway 120 near the 30 00 mile marker. 2453 Comment
  RSA720727  Lupinus arizonicus J. Mark Porter 2001-4-20 12493 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA720741  Lupinus arizonicus J. Mark Porter 2001-4-19 12473 San Bernardino WHIPPLE MOUNTAINS: Plains at southern base of mountains Comment
  HSC14847  Lupinus longifolius David Porter 1965-5-5 Los Angeles 0.5 mi. N of Topanga Canyon Blvd. Topanga Canyon, Santa Monica Mtns. 412 Comment
  RSA0047268  Lupinus sparsiflorus J. Mark Porter, Lauren E. Machen 1997-2-15 11422 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  SD247649  Lupinus sparsiflorus J. Mark Porter, Lauren E. Machen 1997-2-15 11422 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  RSA591084  Lupinus sparsiflorus subsp. sparsiflorus J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10924 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. In and around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  RSA721155  Lycium andersonii J. Mark Porter 2001-11-18 13352 San Bernardino WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base. Comment
  RSA721171  Lycium andersonii J. Mark Porter 2001-11-18 13374 San Bernardino WHIPPLE MOUNTAINS: Eastern foothills, wash draining into Colorado River. 128 Comment
  SBBG118946  Lycium andersonii J. M. Porter 2001-11-18 13352 San Bernardino Whipple Mtns, wide wash of plain Comment
  RSA589187  Lycium cooperi J. Mark Porter 1991-4-28 4735 Los Angeles Ca. 1040 m due W of the little butte of Three Sisters. Bladed road heading N from Black Butte Basin Rd. x Ave. 'U' running northward to the W of BBB Rd. for about 1.2 mi.; then rejoining it NW of Three Sisters (buttes.) 951 Comment
  RSA721143  Machaeranthera pinnatifida subsp. gooddingii J. M. Porter 2001-4-20 12512 San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  RSA620126  Malacothrix glabrata J. Mark Porter 1998-4-24 11719 San Bernardino Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road. Comment
  RSA717910  Mammillaria grahamii var. grahamii J. Mark Porter 2001-4-21 12575 -b San Bernardino Whipple Mountains: SW of Gene Wash Reservoir. Comment
  RSA718141  Mammillaria grahamii var. grahamii J. Mark Porter 2001-4-21 12613 -e San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine. Comment
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Jun 23 2010
  RSA676318  Mammillaria tetrancistra J. Mark Porter, Lauren E. Machen 2003-4-6 S.N. San Bernardino Granite Mountains, just north of the San Bernardino Mountains, east of Apple Valley, and west of Leucerne Dry Lake. On the north side of CA Highway 18. Comment
  RSA717913  Mammillaria tetrancistra J. Mark Porter 2001-4-21 12582 -b San Bernardino Whipple Mountains: Near Colorado River, Copper Basin Dunes region, old mines along [Parker Dam road], W of Big Bend Resort. Comment
  RSA720871  Marina parryi J. Mark Porter 2001-4-21 12598 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of DandW mine. Comment
  RSA720916  Marina parryi J. Mark Porter 2001-4-19 12466 San Bernardino WHIPPLE MOUNTAINS: Plains at southern base of mountains Comment
  RSA654194  Melica imperfecta Marilyn Porter 1991-5-17 16 Los Angeles Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 670 Comment
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Feb 6 2008
  JROH2829  Mentha X piperita Ruth Porter 1997-11-3 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; low flow crossing Comment
  RSA746585  Mentzelia J. Mark Porter, L. M. Prince 2009-4-28 14992 Kern Bitter Creek National Wildlife Refuge, 0.2 mi (o.32 km) north of County Road 95 (Cerro Noroeste Road) along an abandoned dirt road. 1368 Comment
  RSA717548  Mentzelia affinis J. Mark Porter 2001-4-20 12480 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA720877  Mentzelia involucrata J. Mark Porter 2001-4-21 12592 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine. Comment
  RSA720929  Mentzelia involucrata J. Mark Porter 2001-4-19 12450 San Bernardino Whipple Mountains: Plains at southern base of mountains. Comment
  HSC15872  Mentzelia lindleyi David Porter 1965-5-22 Santa Barbara Along Hwy. 154, 8 mi. NW of Santa Barbara. 274 Comment
  SD255209  Mentzelia longiloba J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness. Comment
  RSA0127352  Mentzelia longiloba var. longiloba J. Mark Porter 2001-4-20 12501 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA0127369  Mentzelia longiloba var. longiloba J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 s.n. Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness. Comment
  JROH1154  Microseris douglasii subsp. tenella Duncan M. Porter 1960-4-22 657 A San Mateo Jasper Ridge Biological Preserve, Stanford University; meadow near crest of N-facing slope above Webb Ranch. Quadrat H-3 Comment
  RSA780195  Microsteris J. Mark Porter 2005-6-11 14474 Tulare Ca. 1/10 mile SW of the junction of 22S05 (Kernville Hwy. 395) and 22S12. Comment
  RSA780199  Microsteris J. Mark Porter 2005-6-11 14465 Tulare Along Mountain Hwy. 50. 1524 Comment
  RSA705179  Microsteris gracilis J. Mark Porter, Theodore Anderson 2005-5-23 14401 San Bernardino San Bernardino National Forest; along Highway 38, just east of Jenks Lake Road. 1960 Comment
  RSA705323  Microsteris gracilis J. Mark Porter, Theodore Anderson 2005-5-27 14429 Ventura Los Padres National Forest. Mount Pinos, along Cuddy Valley Road. 2490 Comment
  RSA746590  Microsteris gracilis J. Mark Porter, Linda M. Prince 2009-4-28 14997 Ventura Ca. 0.2 mi (0.32km) SW of Pine Springs Campground, at the western terminus of Forest Service Road 7N03A (of Grade Valley Road (7N03). In one of the small washes feeding San Guillermo Creek. Comment
  SD211666  Microsteris gracilis J. Mark Porter, Linda Prince 2009-4-28 14997 Ventura Ca. 0.2 mile southwest of Pine Springs Campground at the western terminus of Forest Servicfe Road 7N03A ( of Grade Valley Road 7N03. Comment
  SD232766  Microsteris gracilis J. Mark Porter 2005-6-10 14455 Kern Pass on CA 155 between Wofford Heights and Alta Sierra, Sequoia National Forest. Comment
  SEINET3349596  Microsteris gracilis J. Mark Porter 2005-1 14455 Kern California pass on CA 155 between Wofford Heights and Alta Sierra, Sequoia National Forest. Comment
  RSA780290  Microsteris gracilis subsp. gracilis J. Mark Porter 2005-6-10 14455 Kern Pass on CA 155 between Wofford Heights and Alta Sierra, Sequoia National Forest. Comment
  RSA746591  Mimulus androsaceus J. Mark Porter, L. M. Prince 2009-4-28 14995 Ventura Ca. 0.2 mi (0.32km) SW of Pine Springs Campground, at the western terminus of Forest Service Road 7N03A (of Grade Valley Road (7N03), Comment
  RSA654212  Mimulus aurantiacus Marilyn Porter 1991-5-19 32 Los Angeles Upland at San Bernardino County line south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 671 Comment
  RSA101669  Mimulus aurantiacus var. grandiflorus T. C. Porter 1879-1 s.n. Unknown [No location data on label] Comment
  HSC20776  Mimulus aurantiacus var. pubescens David Porter 1965-4-22 Los Angeles 0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  HSC20805  Mimulus brevipes David Porter 1965-4-27 Los Angeles 1/2 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  JROH5857  Mimulus douglasii Ruth Porter 1989-3-12 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. In Vestal's exclosure Comment
  JROH4086  Mimulus guttatus Duncan M. Porter 1961-4-8 750 San Mateo Jasper Ridge Biological Preserve, Stanford University; below large meadow on crest of ridge Comment
  JROH1707  Minuartia douglasii Ruth Porter 1991-4-12 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; Area C Comment
  RSA720862  Mirabilis bigelovii var. retrorsa J. Mark Porter 2001-4-21 12607 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine. Comment
  HSC16158  Mirabilis laevis David Porter 1965-5-6 Los Angeles 1 mi. N of Chatsworth, Simi Hills 351 Comment
  RSA0047271  Mirabilis laevis var. crassifolia J. Mark Porter, Lauren E. Machen 1997-2-15 11420 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  SD247675  Mirabilis laevis var. crassifolia J. Mark Porter, Lauren E. Machen 1997-2-15 11420 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  RSA789625  Mirabilis laevis var. villosa J. Mark Porter, Laren Machen 2012-5-27 15117 Inyo Last Chance Mountains, near (NW of) Crater, 1.4 mi NW of the junction of Sulfur Road and Death Valley/Eureka Valley Road (on Death Valley Road). 1425 Comment
  UCR256691  Mirabilis laevis var. villosa J. M. Porter, Lauren E. Machen 2012-5-27 15117 Inyo Northern Mojave Desert, Last Chance Mountains, near (NW of) Crater, 1.4 mi NW of the junction of Sulfur Road and Death Valley/Eureka Valley Road (on Death Valley Road) 1425 Comment
  RSA620077  Mohavea breviflora J. Mark Porter 1998-4-24 11754 San Bernardino Mojave Desert: Trona Pinnacles. Comment
  RSA718147  Mohavea confertiflora J. Mark Porter 2001-4-21 12582 San Bernardino Whipple Mountains: Near Colorado River, Copper Basin Dunes region, old mines along [Parker Dam road], W of Big Bend Resort. Comment
  RSA720920  Mohavea confertiflora J. Mark Porter 2001-4-19 12461 San Bernardino Whipple Mountains: Plains at southern base of mountains. Comment
  RSA620138  Monardella exilis J. Mark Porter 1998-4-24 11729 San Bernardino Mojave Desert: Kramer Hills; along Hwy 395, S. of Kramer Junction. Comment
  GH400604  Monardella odoratissima subsp. glauca D. M. Porter 1960-9-18 705 Unknown Edge of creek between South Lake and Bull Lake. Lat. 37 deg 9' N, Long. deg 34' W. Comment
  RSA0014475  Monoptilon bellioides J. Mark Porter 2012-3-30 15077 Imperial About 3 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the W foot of Sugarloaf Mountain. 278 Comment
  RSA620087  Monoptilon bellioides J. Mark Porter 1998-4-25 11763 San Bernardino Salt Wells Canyon: Narrows of Salt Wells Canyon, draining Salt Wells Valley on the south side of Hwy 178. Comment
  RSA718717  Monoptilon bellioides J. Mark Porter 2001-4-21 12539 -A San Bernardino Whipple Mountains: NW slope of Pyramid Butte. Comment
  RSA720919  Monoptilon bellioides J. Mark Porter 2001-4-19 12462 San Bernardino Whipple Mountains: Plains at southern base of mountains. Comment
  RSA720861  Muhlenbergia microsperma J. M. Porter 2001-4-21 12608 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine Comment
  RSA620121  Nama demissa var. demissa J. Mark Porter 1998-4-24 11713 San Bernardino Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road. Comment
  RSA0012491  Nama densa var. densa J. Mark Porter, Laren Machen 2012-5-27 15108 Mono Mono Lake, along Mono Lake Basin Road, about 3 miles S of the lake and 2.5 miles from the junction of Hwy. 2086 Comment
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Jun 22 2019
  RSA0103364  Nama depressa J. Mark Porter 1998-4-25 11766 San Bernardino Salt Wells Canyon: Narrows of Salt Wells Canyon, draining Salt Wells Valley on the south side of Hwy 178. Comment
  RSA620179  Nama pusilla J. Mark Porter 1998-4-25 11775 Inyo Panamint Valley: margin of dry lake east of Panamint Springs. Comment
  RSA591061  Navarretia fossalis J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10912 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. In and around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  RSA788857  Navarretia hamata J. Mark Porter, Lauren Machen 2012-5-28 15154 Los Angeles Claremont; Gravel pits S of Foothill Blvd. and between Claremont Blvd. and Monte Verde Ave. 390 Comment
  RSA788858  Navarretia hamata J. Mark Porter, Lauren Machen 2012-5-28 15155 Los Angeles Claremont; Gravel pits S of Foothill Blvd. and between Claremont Blvd. and Monte Verde Ave. 380 Comment
  RSA789031  Navarretia hamata J. Mark Porter, Lauren Machen 2012-5-20 15167 Los Angeles San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) NE of Wrightwood, in lower Swarthout Canyon. 1639 Comment
  RSA705660  Navarretia hamata subsp. leptantha J. Mark Porter, Lauren Machen 2005-4-24 14351 San Diego Between San Diego (El Cajon) and Tecate, along Hwy. 94, at the 27.00 mile marker. Comment
  RSA591058  Navarretia jaredii J. Mark Porter 1996-6-5 10913 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. In and around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  UCR95534  Navarretia setiloba J. M. Porter, J. T. Columbus, G. dos Santos 1996-6-5 10913 Los Angeles Transverse Range, c. 2 mi north of Solemint, just off Arline Road, 2 mi from intersection with Sierra Hwy 610 Comment
  RSA717543  Nemacladus glanduliferus var. orientalis J. Mark Porter 2001-4-21 12587 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine. Comment
  RSA717544  Nemacladus glanduliferus var. orientalis J. Mark Porter 2001-4-21 12537 San Bernardino Whipple Mountains: NW slope of Pyramid Butte Comment
  RSA717545  Nemacladus glanduliferus var. orientalis J. Mark Porter 2001-4-21 12610 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine. Comment
  RSA717547  Nemacladus glanduliferus var. orientalis J. Mark Porter 2001-4-20 12526 San Bernardino Whipple Mountains: Along the road to Havasu Palms. Comment
  CAS-BOT-BC309813  Nemacladus rubescens J. Mark Porter; Sarah De Groot 2012-4-12 15082 Imperial Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin of broad wash 346 Comment
  CAS-BOT-BC309815  Nemacladus rubescens J. Mark Porter 2012-3-30 15079 Imperial About 3 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the W foot of Sugarloaf Mountain 278 Comment
  RSA0013124  Nemacladus rubescens J. Mark Porter, Sarah J. De Groot 2012-4-12 15090 Imperial Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash. 384 Comment
  RSA0013131  Nemacladus rubescens J. Mark Porter, Sarah J. De Groot 2012-4-12 15082 Imperial Palm Canyon Wash, 5.5 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the southern margin of broad wash. 347 Comment
  RSA0014473  Nemacladus rubescens J. Mark Porter 2012-3-30 15079 Imperial About 3 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the W foot of Sugarloaf Mountain. 278 Comment
  RSA657237  Nemacladus rubescens J. Mark Porter, Valerie Soza, G. D. Wallace 2001-4-2 12334 Riverside Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62. 457 Comment
  RSA717546  Nemacladus rubescens J. Mark Porter 2001-4-20 12490 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  HSC21274  Nicotiana glauca David Porter 1965-4-24 Los Angeles 5 mi. W of Newhall on Pico Canyon Rd., Newhall 610 Comment
  RSA654169  Nicotiana glauca Marilyn Porter 1991-5-17 35 Los Angeles Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 670 Comment
  RSA620086  Oenothera cespitosa subsp. marginata J. Mark Porter 1998-4-25 11762 San Bernardino Salt Wells Canyon: Narrows of Salt Wells Canyon, draining Salt Wells Valley on the south side of Hwy 178. Comment
  RSA767455  Oenothera deltoides J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13392 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  SEINET3828033  Oenothera deltoides J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13392 Imperial Imperial dunes recreation area ( Algodones Dunes) , ca 0.5 mi WSW of ogibly, W of County road S34 95 Comment
  RSA676317  Oenothera deltoides subsp. deltoides J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 s.n. Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness. Comment
  RSA720729  Oenothera deltoides subsp. deltoides J. Mark Porter 2001-4-20 12491 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA720735  Oenothera deltoides subsp. deltoides J. Mark Porter 2001-4-20 12481 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  SD250525  Oenothera deltoides subsp. deltoides J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness. Comment
  RSA620034  Oligomeris linifolia J. Mark Porter 1998-4-24 11748 San Bernardino Mojave Desert: Salt Wells Canyon, East of Ridgecrest. Comment
  RSA620183  Oligomeris linifolia J. Mark Porter 1998-4-25 11771 Inyo Panamint Valley: margin of dry lake east of Panamint Springs. Comment
  RSA718495  Oligomeris linifolia J. Mark Porter 2001-4-21 12547 San Bernardino Whipple Mountains: NW slope of Pyramid Butte. Comment
  RSA720921  Oligomeris linifolia J. Mark Porter 2001-4-19 12460 San Bernardino Whipple Mountains: Plains at southern base of mountains. Comment
  RSA767457  Oligomeris linifolia J. Mark Porter, O. Mistretta, S. Hobbs 2002-3-2 13394 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  SEINET3828032  Oligomeris linifolia J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13394 Imperial Imperial Dunes Reacreation Area ( Algodones Dunes) , ca 0.5 mi WSW of Ogilby, W of County road S34 95 Comment
  RSA721168  Olneya tesota J. Mark Porter 2001-11-18 13354 San Bernardino WHIPPLE MOUNTAINS: Black Metal Wash. 305 Comment
  RSA767600  Olneya tesota J. Mark Porter 2003-3-4 13490 Imperial Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8 Comment
  SBBG118952  Olneya tesota J. M. Porter 2001-11-18 13354 San Bernardino Black Metal Wash; Whipple Mtns 305 Comment
  SEINET3828042  Olneya tesota J. Mark Porter 2003-1 13490 Imperial Imperial Dunes ( Algodones Dunes), ca 2.2 mi NW of Interstate Highway 8. Burchan dunes just west of the large transverse dunes. Comment
  RSA0083614  Opuntia acanthocarpa var. coloradensis J. Mark Porter 2001-4-21 12575 -c San Bernardino Whipple Mountains: SW of Gene Wash Reservoir. Comment
  RSA717912  Opuntia basilaris var. basilaris J. Mark Porter 2001-4-21 12575 -d San Bernardino Whipple Mountains: SW of Gene Wash Reservoir. Comment
  RSA718137  Opuntia bigelovii J. Mark Porter 2001-4-21 12582 -c San Bernardino Whipple Mountains: Near Colorado River, Copper Basin Dunes region, old mines along [Parker Dam road], W of Big Bend Resort. Comment
  RSA718138  Opuntia bigelovii J. Mark Porter 2001-4-21 12613 -b San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine. Comment
  RSA591067  Orthocarpus purpurascens var. purpurascens J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10915 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  CAS-BOT-BC327836  Palafoxia arida J. Mark Porter; O. Mistretta; S. Hobbs 2002-3-2 13401 Imperial Imperial Dunes Recreation Area (Algodones Dunes), ca 0.5 mi WSW of Ogilby, W of County Rd S34. 95 Comment
  RSA676319  Palafoxia arida J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 s.n. Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness Comment
  RSA720734  Palafoxia arida var. arida J. Mark Porter 2001-4-20 12482 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  SD250447  Palafoxia arida var. arida J. Mark Porter 2003-2-20 Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness. Comment
  RSA767464  Palafoxia arida var. gigantea J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13401 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  RSA767601  Palafoxia arida var. gigantea J. Mark Porter 2003-3-4 13491 Imperial Imperial Dunes (Algodones Dunes) about 2.2 miles northwest of Interstate Highway 8 Comment
  SEINET3828049  Palafoxia arida var. gigantea J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13401 Imperial Imperial Dunes Recreation Area (Algodones Dunes), ca. 0.5 mi WSW of ogilby, W of County road S34 95 Comment
  RSA767505  Panicum urvilleanum J. M. Porter, O. Mistretta, S. Hobbs 2002-3-2 13413 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.82 miles southwest [202.8 degrees] of Imperial Dunes Recreation Area exit from Interstate 8. 49 Comment
  SEINET3828031  Panicum urvilleanum J. Mark Porter, O. Mostretta & S. Hobbs 2002-1 13413 Imperial Imperial Dunes Recreation Area exit from Interstate 8. 49 Comment
  HSC16786  Papaver heterophyllum David Porter 1965-5-1 Kern 5 mi. N along Ft. Tejon Rd., Ft. Tejon 1067 Comment
  RSA717751  Parietaria hespera var. hespera J. Mark Porter 2001-4-20 12523 San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  RSA767476  Pectis papposa J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13385 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  RSA717551  Pectocarya heterocarpa J. Mark Porter 2001-4-21 12532 -a San Bernardino Whipple Mountains: NW slope of Pyramid Butte Comment
  RSA0028400  Pectocarya platycarpa J. Mark Porter 1998-4-24 11718 San Bernardino Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road. Comment
  RSA717549  Pectocarya platycarpa J. Mark Porter 2001-4-20 12520 San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  RSA717550  Pectocarya recurvata J. Mark Porter 2001-4-21 12532 -b San Bernardino Whipple Mountains: NW slope of Pyramid Butte Comment
  RSA620026  Pectocarya setosa J. Mark Porter 1998-4-24 11741 Kern Mojave Desert: Near Junction of Red Mountain Rd. and Sunshine Mine Rd. Comment
  JROH4106  Pedicularis densiflora Duncan M. Porter 1961-1-18 736 San Mateo Jasper Ridge Biological Preserve, Stanford University; Westridge end of Jasper Ridge Comment
  JROH4107  Pedicularis densiflora Duncan M. Porter 1961-1-18 736 San Mateo Jasper Ridge Biological Preserve, Stanford University; Westridge end of Jasper Ridge Comment
  HSC20965  Penstemon centranthifolius David Porter 1965-4-22 46 Los Angeles 0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  CAS-BOT-BC309825  Penstemon floridus J. Mark Porter; Lauren Machen 2012-5-27 15113 Inyo Last Chance Mountains, near (NW of) Crater, 1.4 mi NW of the junction of Sulfur Road and Death Valley/Eureka Valley Road (on Death Valley Road) 1425 Comment
  RSA0012486  Penstemon floridus J. Mark Porter, Laren Machen 2012-5-27 15113 Inyo Last Chance Mountains, near (NW of) Crater, 1.4 mi NW of the junction of Sulfur Road and Death Valley/Eureka Valley Road (on Death Valley Road). 1425 Comment
  SD251260  Penstemon floridus J. Mark Porter, Lauren Machen 2012-5-27 15113 Inyo Last Chance Mountains near 9NW of ) Crater, 1.4 mi NW of the junction of Sulfur Road and Death Valley/Eureka Valley Road (on Death Valley Road). 1424 Comment
  HSC21062  Penstemon spectabilis David Porter 1965-4-22 Los Angeles 0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  RSA654168  Penstemon spectabilis subsp. subviscosus Marilyn Porter 1991-5-19 29 Los Angeles Upland at San Bernardino County line south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 671 Comment
  HSC3899  Peritoma arborea David Porter 1965-4-24 Los Angeles 5 mi. SW of Sierra Hwy. on Escondido Canyon Rd. 915 Comment
  RSA720870  Perityle emoryi J. Mark Porter 2001-4-21 12599 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine Comment
  RSA720915  Perityle emoryi J. Mark Porter 2001-4-19 12467 San Bernardino Whipple Mountains: Plains at southern base of mountains. Comment
  RSA767499  Petalonyx thurberi subsp. thurberi J. Mark Porter 2003-4-8 13491 .05 Imperial Imperial Dunes (Algodones Dunes), 4.8 miles north-west [293.29 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes. Comment
  RSA721151  Peucephyllum schottii J. Mark Porter 2001-4-20 12513 San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  RSA721892  Peucephyllum schottii J. Mark Porter, Orlando Mistretta 2003-6-5 13611 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  UCR200265  Peucephyllum schottii J. M. Porter, Orlando Mistretta 2003-6-5 13611 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains. Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running east, above the pour-off 439 Comment
  RSA657245  Phacelia ambigua J. Mark Porter 2001-4-2 12344 Riverside Coachella Valley, Desert Hot Springs, S of Big Morongo Wash, along Indian Ave, just S of the jtn. with Pierson Avenue. 396 Comment
  RSA718712  Phacelia ambigua J. Mark Porter 2001-4-21 12543 San Bernardino Whipple Mountains: NW slope of Pyramid Butte. Comment
  RSA720867  Phacelia ambigua J. Mark Porter 2001-4-21 12602 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine. Comment
  RSA720927  Phacelia ambigua J. Mark Porter 2001-4-19 12454 San Bernardino Whipple Mountains: Plains at southern base of mountains. Comment
  RSA721182  Phacelia ambigua J. Mark Porter 2001-4-20 12529 San Bernardino Whipple Mountains: Along the road to Havasu Palms. Comment
  RSA0012494  Phacelia bicolor J. Mark Porter, Laren Machen 2012-5-27 15105 Mono Mono Lake, along Mono Lake Basin Road, about 3 miles south of the lake and 2.5 miles from the junction of Highway 395. (WGS 84) 2086 Comment
  SD181482  Phacelia crenulata J. Mark Porter, Valerie Soza, G. Wallace 2001-4-2 12344 Riverside Coachella Valley, ca. 1 mile east of Desert Hot Springs, Long Canyon, on west side of Long Canyon Road. Openings of fine gravel or coarse sandy soils, just above the wash in Long Canyon. 395 Comment
  RSA0043222  Phacelia crenulata var. ambigua J. Mark Porter, Orlando Mistretta 2003-6-5 13606 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  RSA620128  Phacelia crenulata var. ambigua J. Mark Porter 1998-4-24 11720 San Bernardino Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road. Comment
  RSA620084  Phacelia crenulata var. crenulata J. Mark Porter 1998-4-24 11760 San Bernardino Mojave Desert: Trona Pinnacles. Comment
  RSA620629  Phacelia curvipes J. Mark Porter 1998-4-26 11803 Inyo Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd. Comment
  RSA621040  Phacelia distans J. Mark Porter 1998-4-26 11823 Inyo Little lake Region: Fossil Falls BLM Area; N. of Little lake Comment
  RSA657229  Phacelia distans J. Mark Porter 2001-4-2 12336 Riverside Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62. 457 Comment
  RSA720875  Phacelia distans J. Mark Porter 2001-4-21 12594 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine. Comment
  RSA721145  Phacelia distans J. Mark Porter 2001-4-20 12522 San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  CAS-BOT-BC309826  Phacelia fremontii J. Mark Porter; Lauren Machen 2012-5-27 15105 Mono Mono Lake, along Mono Lake Basin Road, about 3 miles S of the lake and 2.5 miles from the junction of Hwy. 395 2086 Comment
  RSA620129  Phacelia fremontii J. Mark Porter 1998-4-24 11721 San Bernardino Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road. Comment
  HSC13705  Phacelia grandiflora David Porter 1965-4-27 Los Angeles 1/2 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  RSA0047273  Phacelia minor J. Mark Porter, Lauren E. Machen 1997-2-15 11418 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  SD247661  Phacelia minor J. Mark Porter, Lauren E. Machen 1997-2-15 11418 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mile NE of the Highway 74 exit at Lake Elsinore. 390 Comment
  UCR263758  Phacelia minor J. M. Porter, Lauren E. Machen 1997-2-15 11418 Riverside Gavilan Hills, north of Hwy I-15 at the Lake Street/Walker Canyon exit, 4.4 mi northeast of the Hwy 74 exit a t Lake Elsinore 390 Comment
  RSA620027  Phacelia tanacetifolia J. Mark Porter 1998-4-24 11742 Kern Mojave Desert: Near Junction of Red Mountain Rd. and Sunshine Mine Rd. Comment
  RSA620092  Phacelia vallis-mortae J. Mark Porter 1998-4-25 11768 Inyo Argus mountains: Steep grade on the Trona - Wildrose road. Comment
  CAS-BOT-BC232850  Phlox Duncan M. Porter 1960-9-20 718 c Fresno E edge of middle lake in Darwin Canyon, Kings Canyon National Park 3547 Comment
  RSA0013685  Phlox stansburyi subsp. superba J. Mark Porter 2001-6-3 12819 Inyo Along 168 between 29 50 and 28 50 at the 1 lane road section. Inyo National Forest, White Mountains. 2092 Comment
  RSA0013694  Phlox stansburyi subsp. superba J. Mark Porter 2001-6-3 12809 Inyo Inyo National Forest, White Mountains. Along Highway 168, mile marker 33 50, just N of Westgard Pass. Comment
  RSA0084082  Pholisma sonorae J. Mark Porter 2003-4-8 13491 .04 Imperial Imperial Dunes (Algodones Dunes), 4.8 miles north-west [293.29 degrees] of Imperial Sand Dunes Recreation Area exit on Interstate Highway 8, barchan dunes just west of the large transverse dunes. Comment
  RSA721159  Phoradendron californicum J. Mark Porter 2001-11-18 13348 San Bernardino WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base. Comment
  RSA721184  Phoradendron californicum J. Mark Porter 2001-11-18 13370 San Bernardino WHIPPLE MOUNTAINS: Foot of mountains, along the Colorado River. 146 Comment
  SBBG118955  Phoradendron californicum J. M. Porter 2001-11-18 13370 San Bernardino foot of Whipple Mtns, along the Colorado River 146 Comment
  CAS-BOT-BC452027  Phyllospadix torreyi Duncan M. Porter 1960-5-12 s.n. San Mateo At the foot of Beach Street, Moss Beach. Comment
  RSA620031  Plagiobothrys canescens J. Mark Porter 1998-4-24 11745 Kern Mojave Desert: Near Junction of Red Mountain Rd. and Sunshine Mine Rd. Comment
  RSA717553  Plagiobothrys jonesii J. Mark Porter 2001-4-21 12589 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine Comment
  RSA720928  Plagiobothrys jonesii J. Mark Porter 2001-4-19 12451 San Bernardino WHIPPLE MOUNTAINS: Plains at southern base of mountains Comment
  RSA718354  Plantago ovata J. Mark Porter 2001-4-21 12561 San Bernardino Whipple Mountains: NW slope of Pyramid Butte. Comment
  RSA720714  Plantago ovata J. Mark Porter 2001-4-20 12508 San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  RSA720872  Plantago ovata J. Mark Porter 2001-4-21 12597 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of DandW mine. Comment
  RSA767479  Plantago patagonica J. Mark Porter, O. Mistretta, S. Hobbs 2002-3-2 13388 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  RSA767532  Plantago patagonica J. Mark Porter 2003-4-10 13491 .26 Imperial Imperial Dunes [Algodones Dunes], 1.62 miles northeast [59.49 degrees] of the Gecko Campground loop of Imperial Sand Dunes Recreation Area accessed via California Highway 78. Comment
  SEINET3828037  Plantago patagonica J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13388 Imperial Imperial Dunes Recreation Area ( Algodones Dunes) , ca 0.5 mi WSW of Ogilby, W of County road S34 95 Comment
  RSA676134  Pleuraphis rigida J. M. Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 s.n. Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness Comment
  RSA676320  Pleuraphis rigida J. M. Porter, Susan Hobbs, Orlando Mistretta 2003-3-17 s.n. Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area., N32 deg 55'18.9'', W 115 deg 5' 26.3''. Comment
  RSA720732  Pleuraphis rigida J. M. Porter 2001-4-20 12487 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA718488  Pleurocoronis pluriseta J. Mark Porter 2001-4-21 12554 San Bernardino Whipple Mountains: NW slope of Pyramid Butte. Comment
  RSA721167  Pleurocoronis pluriseta J. Mark Porter 2001-11-18 13356 San Bernardino WHIPPLE MOUNTAINS: Black Metal Wash. 305 Comment
  RSA721882  Pleurocoronis pluriseta J. Mark Porter, Orlando Mistretta 2003-6-5 13625 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range.Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running southeast. 412 Comment
  UCR200266  Pleurocoronis pluriseta J. M. Porter, Orlando Mistretta 2003-6-5 13625 Imperial Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains, Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running southeast 412 Comment
  RSA721178  Pluchea sericea J. Mark Porter 2001-11-18 13363 San Bernardino WHIPPLE MOUNTAINS: Foot of mountains, along the Colorado River. 146 Comment
  SBBG118958  Pluchea sericea J. M. Porter 2001-11-18 13363 San Bernardino Colorado River, foot of Whipple Mtns 480 Comment
  RSA721174  Polygonum hydropiperoides J. Mark Porter 2001-11-18 13366 San Bernardino WHIPPLE MOUNTAINS: Foot of mountains, along the Colorado River. 146 Comment
  UC1391113  Polygonum punctatum D. M. Porter and S. H. Porter 1967-11-11 1575 San Francisco Lake Merced San Francisco (e side, just s of pedestrian crossway) Comment
  CAS-BOT-BC237381  Polypogon monspeliensis D. M. Porter; S. H. Porter 1967-4-30 1560 Santa Clara Alviso. At S end of town near Alviso Slough Comment
  CAS-BOT-BC76615  Polystichum munitum Duncan M. Porter 1959-5-2 146 Santa Clara 3 miles east of entrance to Big Basin State Park, Highway 9. Comment
  RSA718349  Porophyllum gracile J. Mark Porter 2001-4-21 12570 San Bernardino Whipple Mountains: SW of Gene Wash Reservoir. Comment
  RSA106102  Potamogeton illinoensis C. L. Porter 1955-8-23 6825 Lake Clear Lake, along the east side. 366 Comment
  CAS-BOT-BC536325  Potentilla biennis Duncan M. Porter 1960-9-18 707 Inyo East side of South Lake just south of the dam Comment
  RSA718709  Prenanthella exigua J. Mark Porter 2001-4-21 12546 San Bernardino Whipple Mountains: NW slope of Pyramid Butte. Comment
  RSA720744  Prenanthella exigua J. Mark Porter 2001-4-19 12470 San Bernardino Whipple Mountains: Plains at southern base of mountains. Comment
  RSA721177  Prosopis glandulosa var. torreyana J. Mark Porter 2001-11-18 13364 San Bernardino WHIPPLE MOUNTAINS: Foot of mountains, along the Colorado River. 146 Comment
  SBBG118957  Prosopis glandulosa var. torreyana J. M. Porter 2001-11-18 13364 San Bernardino foot of Whipple Mtns, along Colorado River 146 Comment
  RSA721886  Prunus fasciculata J. Mark Porter, Orlando Mistretta 2003-6-5 13618 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range.Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running southeast. 412 Comment
  RSA620176  Psathyrotes ramosissima J. Mark Porter 1998-4-25 11779 Inyo Panamint Valley: Wood Canyon Wash at its crossing of the Trona Wildrose Rd. Comment
  RSA591069  Psilocarphus brevissimus J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10919 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  UC829361  Psilocarphus tenellus Edith A. Porter 1937-4-1 7203 San Diego Camp Kearney Mesa Camp Kearney Comment
  RSA657242  Psorothamnus arborescens var. simplicifolius J. Mark Porter 2001-4-2 12341 Riverside Coachella Valley, Desert Hot Springs, NE of Big Morongo Wash, just N of the jtn. Agusta Avenue and Little Morongo Drive. 412 Comment
  RSA721156  Psorothamnus spinosus J. Mark Porter 2001-11-18 13351 San Bernardino WHIPPLE MOUNTAINS: Wide wash of plain and slightly deeper (~2m) wash base. Comment
  CAS-BOT-BC72670  Pteridium aquilinum Duncan M. Porter 1959-5-2 144 Santa Clara 30 yards above road, Highway 9, 1 mile east of the entrance to Big Basin State Park Comment
  RSA102079  Pterospora andromedea T. C. Porter 1872-8-15 s.n. Mariposa Crane Flat Comment
  HSC8105  Quercus chrysolepis David Porter 1965-5-23 San Bernardino Near summit of Figueroa Mtn. 1380 Comment
Read comments
Apr 6 2015
  RSA720730  Rafinesquia neomexicana J. Mark Porter 2001-4-20 12489 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  UCSC009247  Ranunculus aquatilis var. diffusus M. Porter, F. Freund 2013-3-20 572 Monterey Ft. Ord National Monument off Addington Road at lower (or little) Machine Gun Flats (Region J5) Comment
  JROH3469  Ranunculus californicus Duncan M. Porter 1960-4-9 620 San Mateo Jasper Ridge Biological Preserve, Stanford University. Meadow near crest of NE facing slope above Webb Ranch Comment
  HSC18126  Ranunculus canus var. ludovicianus David Porter 1965-5-1 Kern 5 mi. N of along Tejon Rd., Ft. Tejon 1067 Comment
  HSC6889  Raphanus sativus David Porter 1965-5-22 16 Santa Barbara Junction of Hwy. 154 and Foothill Rd. 76 Comment
  GH380002  Ribes californicum D. M. Porter 1961-2-8 742 Unknown Jasper Ridge Biological Experimental Area Comment
  JROH2638  Ribes californicum var. californicum Duncan M. Porter 1961-2-8 742 San Mateo Jasper Ridge Biological Preserve, Stanford University. N face of sandstone cliff at N end of ridge above San Francisquito Creek. Comment
  GH380370  Ribes malvaceum D. M. Porter 1961-2-5 740 Unknown Jasper Ridge Biological Experimental Area, at end of Goya Road, Westridge end of ridge Comment
  CAS-BOT-BC198878  Ribes roezlii var. amictum D. M. Porter; S. H. Porter 1967-3-25 1551 Mendocino Alongside Highway 1, 5 miles west of Leggett. Comment
  CAS-BOT-BC198880  Ribes roezlii var. amictum D. M. Porter; S. H. Porter 1967-3-25 1550 Mendocino Alongside Highway 1, 5 miles west of Leggett. Comment
  CAS-BOT-BC433379  Rumex crispus D. M. Porter; S. H. Porter 1967-4-30 1561 Santa Clara Alviso. Edge of highway where it crosses Alviso Slough. Comment
  CAS-BOT-BC309820  Salix gooddingii J. Mark Porter; Lauren Machen 2012-5-26 15095 Inyo North end of North Haiwee Reservoir, along Cactus Flats Road 1146 Comment
  RSA0013119  Salix gooddingii J. Mark Porter, Laren Machen 2012-5-26 15095 Inyo North end of North Haiwee Reservoir, along Cactus Flats Road. 1146 Comment
  SD251295  Salix gooddingii J. Mark Porter, Lauren Machen 2012-5-26 15095 Inyo North end of North Haiwee Reservoir, along Cactus Flats Road. 1146 Comment
  SD251296  Salix gooddingii J. Mark Porter, Lauren Machen 2012-5-26 15095 Inyo North end of North Haiwee Reservoir, along Catus Flats Road. 1146 Comment
  RSA0047257  Saltugilia australis J. Mark Porter, Leigh A. Johnson 1997-3-10 11461 Riverside Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10). 474 Comment
  RSA690923  Saltugilia australis J. Mark Porter, Lauren Machen 2004-5-1 14081 San Bernardino San Bernardino Mountains, Cajon Pass, near the jtn. of Cleghorn Road and old Route 66, between Interstate 15 and the railroad tracks. 878 Comment
  RSA690924  Saltugilia australis J. Mark Porter, Lauren Machen 2004-5-1 14082 San Bernardino San Bernardino Mountains, Cajon Pass, near the jtn. of Cleghorn Road and old Route 66, between Interstate 15 and the railroad tracks. 878 Comment
  SEINET4206835  Saltugilia australis J. Mark Porter, Lauren E. Machen 2004-5-1 14082 San Bernardino San Bernardino Mountains, Cajon Pass, near the junction of Cleghorn Road an dold Route 66, between Interstate 15 and the railroad tracks.; 0 878 Comment
  SEINET4206836  Saltugilia australis J. Mark Porter, Lauren E. Machen 2004-5-1 14081 San Bernardino San Bernardino Mountains, Cajon Pass, near the junction of Cleghorn Road and Interstate 15; near power-line tower.; 0 850 Comment
  RSA705400  Saltugilia grinnellii J. Mark Porter, Theodore Anderson 2005-5-23 14403 San Bernardino San Bernardino National Forest; along Highway 38, just east of Jenks Lake Road. 1960 Comment
  RSA780119  Saltugilia splendens J. Mark Porter 2005-6-8 14442 Los Angeles Table Mountain, San Gabriel Mountains. Comment
  RSA705174  Saltugilia splendens subsp. splendens J. Mark Porter, Theodore Anderson 2005-5-23 14412 San Bernardino Cajon Pass, San Bernardino National Forest; Lone Pine Canyon Road. 1025 Comment
  RSA705176  Saltugilia splendens subsp. splendens J. Mark Porter, Theodore Anderson 2005-5-23 14414 San Bernardino Cajon Pass, San Bernardino National Forest; Lone Pine Canyon Road. 810 Comment
  RSA789032  Saltugilia splendens subsp. splendens J. Mark Porter, Lauren Machen 2012-5-20 15166 Los Angeles San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) NE of Wrightwood, in lower Swarthout Canyon. 1639 Comment
  RSA0047269  Salvia columbariae J. Mark Porter, Lauren E. Machen 1997-2-15 11422 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  RSA620628  Salvia columbariae J. Mark Porter 1998-4-26 11804 Inyo Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd. Comment
  SD249232  Salvia columbariae J. Mark Porter, Lauren E. Machen 1997-2-15 11422 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 miles NE of the Highway 74 exit at Lake Elsinore. 390 Comment
  HSC14333  Salvia columbariae David Porter 1965-5-1 Los Angeles 1/2 mi. S of Gorman along Hwy. 99 1098 Comment
  RSA0121680  Salvia greatae J. Mark Porter 2012-6-23 15153 Imperial Chocolate Mountains, ENE of Wister. 139 Comment
  RSA699686  Salvia greatae J. Mark Porter, Orlando Mistretta 2003-6-5 13614 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  RSA699687  Salvia greatae J. Mark Porter, Orlando Mistretta 2003-6-5 13621 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range.Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running southeast. 412 Comment
  HSC14355  Salvia leucophylla David Porter 1965-5-2 Los Angeles Along Mullholland Dr. 488 Comment
  HSC14363  Salvia mellifera David Porter 1965-4-29 Los Angeles .5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtn. 412 Comment
  RSA654193  Salvia mellifera Marilyn Porter 1991-5-17 21 Los Angeles Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 670 Comment
  RSA720711  Salvia mohavensis J. Mark Porter 2001-4-20 12510 San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  OBI74746  Salvia scabrida J. Mark Porter 2007-1-19 14974 San Bernardino 6405 Revere Ave, Alta Loma, CA. Cultivated for study of Cantua Comment
  HSC14370  Salvia spathacea David Porter 1965-5-23 Santa Barbara Off Figueroa Rd. at summit of Santa Ynez Mtns. at Refugio Pass 687 Comment
  RSA654186  Sambucus mexicana Marilyn Porter 1991-5-19 34 Los Angeles Upland at San Bernardino County line south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 671 Comment
  HSC3970  Sambucus nigra subsp. caerulea David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  JROH5887  Sambucus nigra subsp. caerulea Ruth Porter 1998-4-28 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA718721  Schismus barbatus J. M. Porter 2001-4-21 12531 San Bernardino Whipple Mountains: NW slope of Pyramid Butte Comment
  RSA720712  Schismus barbatus J. M. Porter 2001-4-20 12509 -a San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  RSA720737  Schismus barbatus J. M. Porter 2001-4-20 12477 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA721173  Schoenoplectus californicus J. Mark Porter 2001-11-18 13368 San Bernardino WHIPPLE MOUNTAINS: Foot of mountains, along the Colorado River. 146 Comment
  RSA0108878  Sclerocactus polyancistrus J. Mark Porter 2016-5-11 15602 .5 Mono Fishlake Valley, Furnace Creek, 2.4 road miles SW of the junction of Highway 266/264 and the dirt road up Furnace Creek. E foothills of White Mountains. 1705 Comment
  CAS-BOT-BC309821  Scopulophila rixfordii J. Mark Porter; Lauren Machen 2012-5-27 15097 Inyo Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs 1439 Comment
  RSA0012502  Scopulophila rixfordii J. M. Porter, Lauren E. Machen 2012-5-27 15097 Inyo Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs. 1439 Comment
  SD251211  Scopulophila rixfordii J. Mark Porter, Lauren Machen 2012-5-27 15097 Inyo Bee Springs Canyon, ca.7.5 miles east of Independence, just above the Four Mules Mine and Bee Springs. 1438 Comment
  RSA718713  Senecio mohavensis J. Mark Porter 2001-4-21 12542 San Bernardino Whipple Mountains: NW slope of Pyramid Butte. Comment
  RSA720715  Senecio mohavensis J. Mark Porter 2001-4-20 12505 San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  RSA720931  Senna armata J. Mark Porter 2001-4-21 12612 San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of DandW mine. Comment
  SBBG118963  Senna armata J. M. Porter 2001-4-21 12612 San Bernardino Whipple Mtns, wash along W boundary of BLM Wilderness area, S of D&W mine Comment
  HSC16020  Sidalcea malviflora David Porter 1965-5-23 Santa Barbara Off Refugio Rd. at summit of Santa Ynez Mtns. at Refugio Pass 687 Comment
  JROH5886  Silene gallica Ruth Porter 1998-5-4 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC389246  Silene laciniata subsp. californica Duncan M. Porter 1960-5-21 696 Tuolumne At Mariposa County line on Highway 120 W of Lost Claim Campground, Stanislaus National Forest Comment
  RSA721891  Simmondsia chinensis J. Mark Porter, Orlando Mistretta 2003-6-5 13612 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  UCR200257  Simmondsia chinensis J. M. Porter, Orlando Mistretta 2003-6-5 13612 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains. Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running east, above the pour-off 439 Comment
  HSC13919  Sisyrinchium bellum David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  HSC21303  Solanum douglasii David Porter 1965-5-6 Los Angeles 1 mi. N of Chatsworth, Simi Hills 351 Comment
  RSA654171  Solanum umbelliferum Marilyn Porter 1991-5-5 12 Los Angeles Upland at San Bernardino County line north from parking area at Shinn Road and Mount Baldy Road, followed abandoned road in flood plain. Start: (1/2) ? mile in. Stopped: (2)? miles. 670 Comment
  RSA654170  Solanum umbelliferum Marilyn Porter 1991-5-17 14 San Bernardino Upland, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 671 Comment
  HSC21326  Solanum xanti David Porter 1965-4-22 Los Angeles 0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  RSA591062  Sonchus oleraceus J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10927 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  RSA767461  Sonchus oleraceus J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13398 Imperial Imperial Dunes Recreation Area [Algodones Dunes], 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  HSC15087  Spartium junceum David Porter 1965-4-26 Los Angeles 1/2 mi. N of Topanga Canyon Blvd. Topanga Canyon, Santa Monica Mtn. 412 Comment
  RSA654190  Spartium junceum Marilyn Porter 1991-5-5 5 Los Angeles Upland at San Bernardino County line north from parking area at Shinn Road and Mount Baldy Road, followed abandoned road in flood plain. Start: (1/2) ? mile in. Stopped: (2)? miles. 670 Comment
  CAS-BOT-BC390499  Spergularia macrotheca var. macrotheca D. M. Porter; S. H. Porter 1967-4-30 1553 Santa Clara Alviso. At southern end of town near Alviso Slough Comment
  RSA0012499  Sphaeralcea ambigua J. Mark Porter, Laren Machen 2012-5-27 15100 Inyo Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs. 1439 Comment
  RSA717541  Sphaeralcea ambigua var. ambigua J. Mark Porter 2001-4-20 12524 San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  RSA620164  Sphaeralcea ambigua var. rugosa J. Mark Porter 1998-4-25 11793 Inyo Centennial Canyon: Sandy wash along Hwy 190. Comment
  RSA721890  Sphaeralcea ambigua var. rugosa J. Mark Porter, Orlando Mistretta 2003-6-5 13613 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  UCR200258  Sphaeralcea ambigua var. rugosa J. M. Porter, Orlando Mistretta 2003-6-5 13613 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains. Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running east, above the pour-off 439 Comment
  RSA676136  Sphaeralcea coulteri J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 s.n. Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness. Comment
  SD255214  Sphaeralcea coulteri J. Mark Porter, Susan Hobbs, Orlando Mistretta 2003-2-20 Imperial Algodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness. Comment
  RSA102042  Spiraea densiflora T. C. Porter 1869-07 87 Nevada Eureka, Sierra Nevada. Comment
Read comments
Oct 19 2015
  JROH5890  Stachys rigida var. quercetorum Ruth Porter 1998-4-28 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC394952  Stellaria media Duncan M. Porter 1961-1-8 732 Santa Clara Orchard near the NE corner of Sunnyvale-Saratoga Road (Highway 9) and Crescent Avenue, Sunnyvale. Comment
  RSA0013125  Stephanomeria exigua subsp. exigua J. Mark Porter, Sarah J. De Groot 2012-4-12 15089 Imperial Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash. 384 Comment
  RSA721893  Stephanomeria pauciflora var. pauciflora J. Mark Porter, Orlando Mistretta 2003-6-5 13610 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  UCR200264  Stephanomeria pauciflora var. pauciflora J. M. Porter, Orlando Mistretta 2003-6-5 13610 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains. Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running east, above the pour-off 439 Comment
  CAS-BOT-BC375760  Stephanomeria virgata Duncan M. Porter 1966-8-28 1535 Alameda Cliff on Grizzly Peak Blvd. ca. 1 mile SE Summit Road entrance to Tilden Regional Park Golf Course, Oakland Comment
  RSA0013122  Stillingia linearifolia J. Mark Porter, Sarah J. De Groot 2012-4-12 15092 Imperial Palm Canyon Wash, 6.2 mi W of Ocotillo, N of Interstate 8 and S of Dos Cabezas Road, near abandoned railroad, at the eastern margin of broad wash. 384 Comment
  RSA620089  Stillingia paucidentata J. Mark Porter 1998-4-25 11765 San Bernardino Salt Wells Canyon: Narrows of Salt Wells Canyon, draining Salt Wells Valley on the south side of Hwy 178. Comment
  JROH5319  Stipa lepida Duncan M. Porter 1960-4-22 649 A San Mateo Jasper Ridge Biological Preserve, Stanford University; meadow near crest of N-facing slope above Webb Ranch Comment
  JROH5320  Stipa lepida Duncan M. Porter 1960-4-22 649 D San Mateo Jasper Ridge Biological Preserve, Stanford University; meadow near crest of N-facing slope above Webb Ranch Comment
  JROH5331  Stipa pulchra Duncan M. Porter 1960-4-22 664 San Mateo Jasper Ridge Biological Preserve, Stanford University. Meadow near crest of N-facing slope above Webb Ranch. Comment
  JROH5332  Stipa pulchra Duncan M. Porter 1960-5-5 685 San Mateo Jasper Ridge Biological Preserve, Stanford University. Meadow near crest of N-facing slope above Webb Ranch. Comment
  RSA620165  Streptanthella longirostris J. Mark Porter 1998-4-25 11792 Inyo Centennial Canyon: Sandy wash along Hwy 190. Comment
  RSA720717  Streptanthella longirostris J. Mark Porter 2001-4-20 12504 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  CAS-BOT-BC87017  Streptanthus diversifolius Duncan M. Porter 1960-5-22 701 Tuolumne Ca. 200 yards beyond Carnegie Institution Mather Station. Comment
  CAS-BOT-BC87018  Streptanthus diversifolius Duncan M. Porter 1960-5-22 701 Tuolumne Ca. 200 yards beyond Carnegie Institution Mather Station. Comment
  GH422058  Streptanthus diversifolius D. M. Porter 1960-5-22 701 Unknown ca. 200 yards beyond Carnegie Institution Mather Station Comment
  RSA717538  Stylocline intertexta J. Mark Porter 2001-4-21 12533 -b San Bernardino Whipple Mountains: NW slope of Pyramid Butte. Comment
  RSA620039  Suaeda moquinii J. Mark Porter 1998-4-24 11753 San Bernardino Mojave Desert: Trona Pinnacles. Comment
  UCR119851  Suaeda moquinii J. M. Porter 1998-4-24 11753 San Bernardino Mojave Desert, Trona Pinnacles Comment
  RSA620620  Syntrichopappus fremontii J. Mark Porter 1998-4-26 11812 Inyo Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club. Comment
  RSA721175  Tamarix chinensis J. Mark Porter 2001-11-18 13365 San Bernardino WHIPPLE MOUNTAINS: Foot of mountains, along the Colorado River. 146 Comment
  SBBG118943  Tamarix chinensis J. M. Porter 2001-11-18 13365 San Bernardino foot of Whipple Mtns, along the Colorado River 146 Comment
  JROH3000  Taraxia ovata Duncan M. Porter 1961-4-8 746 San Mateo Jasper Ridge Biological Preserve, Stanford University; in large meadow at crest of ridge Comment
  RSA0013118  Tetradymia glabrata J. Mark Porter, Laren Machen 2012-5-27 15096 Inyo Bee Springs Canyon (ca. 7.5 mi east of Independence), just above the Four Mules Mine (abandoned) and Bee Springs. 1439 Comment
  RSA0047267  Thysanocarpus laciniatus var. laciniatus J. Mark Porter 1997-2-15 390 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  RSA720725  Tiquilia palmeri J. Mark Porter 2001-4-20 12495 San Bernardino Whipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area. Comment
  RSA721163  Tiquilia palmeri J. Mark Porter 2001-11-18 13377 San Bernardino WHIPPLE MOUNTAINS: Sand dunes at E base of mountains. 168 Comment
  SEINET3828026  Tiquilia palmeri J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13406 Imperial Imperial Dunes Reacreation Area (Algodones Dunes), 0.82 mi SW (202.8 degrees) of Imperial Recreation Area exit from INterstate 8. 49 Comment
  SEINET3828055  Tiquilia palmeri J. Mark Porter, O. Mistretta & S. Hobbs 2002-1 13399 Imperial Imperial Dunes Recreation Area (Algodones Dunes), ca. 0.5 mi WSW of Ogilby, W of County road S34 95 Comment
  RSA0063310  Tiquilia plicata J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13399 Imperial Imperial Dunes Recreation Area [Algodones Dunes], ca. 0.5 miles west-southwest of Ogilby, west of County road S34. 95 Comment
  RSA0063311  Tiquilia plicata J. Mark Porter, Orlando Mistretta, S. Hobbs 2002-3-2 13406 San Diego Imperial Dunes Recreation Area (Algodones Dunes), 0.82 mi SW (202.8 deg ) of Imperial Dunes Recreation Area exit from Interstate 8. 49 Comment
  RSA0063312  Tiquilia plicata J. Mark Porter 2003-3-4 13481 Imperial Imperial Dunes (Algodones Dunes) about 1.9 miles northwest of Interstate Highway 8. Comment
  RSA620625  Tricardia watsonii J. Mark Porter 1998-4-26 11807 Inyo Sierra Nevada foothills: South of Lone Pine; Lubkin Cyn Rd; hills below pheasant club. Comment
  RSA720925  Trichoptilium incisum J. Mark Porter 2001-4-19 12456 San Bernardino Whipple Mountains: Plains at southern base of mountains. Comment
  HSC14456  Trichostema lanatum David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  RSA718346  Trixis californica var. californica J. Mark Porter 2001-4-21 12573 San Bernardino Whipple Mountains: SW of Gene Wash Reservoir. Comment
  RSA721894  Trixis californica var. californica J. Mark Porter, Orlando Mistretta 2003-6-5 13609 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  HSC6306  Venegasia carpesioides David Porter 1965-5-5 Los Angeles 0.5 mi. N of Topanga Canyon Blvd. Topanga Canyon, Santa Monica Mtns. 412 Comment
  CAS-BOT-BC270196  Viola adunca Duncan M. Porter 1960-5-21 700 Tuolumne Ca 0.25 mile up Hetch Hetchy trail beyond Carnegie Institution Mather Station Comment
  GH381802  Viola adunca D. M. Porter 1960-5-21 700 Unknown Grassy bog ca. 1/4 mile up Hetch Hetchy trail beyond Carnegie Institution Mather Station Comment
  RSA104134  Viola lobata T. C. Porter 1876-1 s.n. Plumas [No location information provided.] Comment
  HSC21836  Viola pedunculata David Porter 1965-4-12 Santa Barbara S shore of Lake Cachuma, Lake Cchuma 564 Comment
  RSA718710  Vulpia bromoides J. M. Porter 2001-4-21 12545 San Bernardino Whipple Mountains: NW slope of Pyramid Butte Comment
  RSA720713  Vulpia bromoides J. M. Porter 2001-4-20 12509 -c San Bernardino Whipple Mountains: Granite slope just SW of Gene Wash Reservoir. Comment
  RSA0010984  Xylorhiza orcuttii J. Mark Porter, Laren Machen 2012-3-15 15171 San Diego Anza borrego desert state Park regionl Palo Verde Canyon, NNW of the Palo Verde Ranger Station. (County Hwy S22),ca. 2 mi from the highway along the canyon. 502 Comment
  RSA620132  Xylorhiza tortifolia var. tortifolia J. Mark Porter 1998-4-24 11724 San Bernardino Mojave Desert: Near mile marker 25.00 along Hwy 395, N of Adelanto and S of Trenton Road. Comment
  RSA705498  Ziziphus parryi J. Mark Porter, Sarah J. De Groot 2005-3-9 14259 Riverside Along Whitewater Canyon Road, ca. 3 mi N of the intersection with the frontage road of I 10, W of the road on a steep, rocky slope, W of the river. 575 Comment
  SD231409  Ziziphus parryi var. parryi J. Mark Porter, Sarah De Groot 2005-3-9 14259 Riverside Along Whitewater Canyon Road, ca. 3 mi N of the intersecton with the frontage road of I 10, W of the road on a steep, rocky slope, W of the river; 575 m (GPS) Comment



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