Search Results — 2000 specimen records retrieved (1898 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  NY341988  Abronia aurita S. B. Parish 1896-4-4 4138 Riverside Palm Springs (Agua Caliente) desert base of San Jacinto Mountain 152.4 Comment
  CAS-BOT-BC229308  Abronia villosa John F. Green 2005-3-3 s.n. Riverside Sonoran (Colorado) Desert: Salton Basin, E of Salton Sea, ca. 4 mi N of Niland; between siphons 10 and 11 46 Comment
  RSA0026173  Abronia villosa Marc Baker 2013-3-19 17702 Riverside Palo Verde Mesa, 14 kilometers SW of Blythe, 6 kilometers ENE of north end of the Mule Mountains. Comment
  POM745  Abronia villosa var. aurita Marjorie Shaw 1916-03 s.n. Riverside Palm Springs. Comment
Read comments
Aug 27 2011
  RSA461188  Abronia villosa var. aurita Elizabeth A. White 1928-04 s.n. Riverside Colorado desert near Banning. Comment
  UC537225  Abronia villosa var. aurita M. E. Jones 1934-5-9 Riverside Corona Comment
  UCR250105  Abronia villosa var. aurita A. C. Sanders 2014-4-9 40992 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. north of intersection with Indian Truck Trail, c. 0.18 km southeast of El Hermano Rd., NW of Corona (Lee) Lake 316 Comment
  UCR228397  Abronia villosa var. villosa Thomas R. Stoughton, J. McConnaughy, A. Monks, M. Volke 2010-4-27 171 Riverside Northeastern Colorado (Sonoran) Desert, Mecca Hills Wilderness, off Box Canyon Road (66th St./Hwy 195), campground east of Mecca 198 Comment
  SEINET9122084  Acamptopappus sphaerocephalus N. Zabriskie, W. Zabriskie 1969-1 192 Riverside Andreas Canyon near Palm Springs. 411 Comment
  UC74095  Acamptopappus sphaerocephalus var. sphaerocephalus M. F. Gilman 1904-1-1 39 Riverside Banning; Southern California Comment
Read comments
Mar 21 2011
  RSA500543  Achnatherum coronatum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3615 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, S of Hwy 79. 488 Comment
  RSA701428  Achnatherum coronatum Steve Boyd, Aydee Virgen 2004-4-13 10868 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  SEINET4692071 Image available Achnatherum coronatum Barry A. Prigge 1980-1 3830 Riverside San Bernardino Mountains, Whitewater Canyon: 0.5 miles N of trout farm 701 Comment
  CAS-BOT-BC260327  Achnatherum hymenoides Ivan Johnston 1917-4-4 1098 Riverside Colorado Desert. Whitewater, about station Comment
  CAS-BOT-BC260435  Achnatherum hymenoides John Thomas Howell 1928-3-11 3428 Riverside 6 miles SE of Garnet Station, Coachella Valley, Colorado Desert 152 Comment
  RSA707841  Achnatherum hymenoides L. M. Prince, N. Refulio 2002-3-16 2 -272 Riverside Whitewater Canyon. ca. 5 km North of CA Hwy 10 on Whitewater Canyon Road. Flat areas along creek. Comment
  UC1131564  Achnatherum hymenoides H. S. Yates 1937-3-23 6414 Riverside near White Water; San Jacinto Quadrangle Comment
  UCR151367  Achyrachaena mollis Steve Boyd 2001-4-12 10411 Riverside Peninsular Ranges; Perris-Aguanga Basin region, Gavilan Hills Region: South base of Alberhill Mountain on flats north of Nichols Road and West of Pierce Street, in the vicinity of the site of Terra Cotta Comment
  CLARK-A1528-2417  Achyronychia cooperi John C. Roos 1937-4-23 2123 Riverside Garnet Comment
  UCR148338  Achyronychia cooperi John F. Green 2005-1-12 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  UCR263652  Achyronychia cooperi David Fraker, Aaron C. Sedgwick 2012-3-22 13 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, south of Joshua Tree National Park on both sides of Hwy 177, c. 5 miles north of I-10, c. 3 miles south of the Desert Lily Sanctuary 183 Comment
  SBBG67318  Acmispon argophyllus var. argophyllus M. N. Ackley 1928-4-1 549 Riverside Snow Crk, Mt San Jacinto 609 Comment
  SEINET5327524  Acmispon argophyllus var. argophyllus I. W. Clokey, E. G. Anderson 1935-8-21 6719 Riverside E of Keen Camp P.O., by road 1350 Comment
  RSA0123348  Acmispon rigidus Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 9007 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in a side canyon off of Martinez Canyon, approximately 7 air miles southeast of the summit of Martinez Mountain. 698 Comment
  UCSB39320  Acmispon rigidus Jorgensen, Jan 1982-1-19 Riverside 1 kilometer up Carizzo Road from Highway 74, north of Palm Desert, San Jacinto Mountains 1100 Comment
  UCSB38384  Acourtia microcephala Kitasako, John 1964-5-19 Riverside Stone-face Canyon in Box Spring Mountains, 50 yds. south of Great Stone-face Rock 548 Comment
  SD181710  Acroptilon repens Scott D. White 2000-5-5 7770 Riverside Murrieta: Vacant lot on north corner at intersection of Jefferson Ave. and Murrieta Hot Springs Road. 323 Comment
  RSA676103  Adenophyllum porophylloides Scott D. White 2001-4-17 8333 Riverside Sonoran Desert: Shaver's Valley. North of the I-10 Freeway, ca. 16 miles east of Indio jtn. I-10 / SR 111. Bajada, washes, and mtn. foothills near powerline access roads at unnamed freeway exit accessing pump station. 457 Comment
  UCR153365  Adenostoma fasciculatum LeRoy Gross, Valerie Soza 2003-5-8 829 Riverside Peninsular Ranges; San Jacinto Mountains region, North end of Rouse Ridge; South of the San Jacinto River, north of Rouse Hill Road. 777 Comment
  UCR230931  Adenostoma fasciculatum T. B. Salvato, Richard Camacho 2011-6-12 5487 Riverside Peninsular Range, Temescal Canyon, N/S trending wash that extends from Temescal Canyon Road near the west end of Lee (Corona) Lake, south under the Hwy 15 overpass about 0.25 miles 372 Comment
  CAS-BOT-BC139862  Adenostoma sparsifolium Cecil Hart 1922-5-21 12 Riverside San Jacinto Pk. Comment
  CLARK-A1528-3972  Adenostoma sparsifolium John C. Roos 1965-8-18 Riverside San Jacinto Mountains Comment
  SEINET10964943  Adenostoma sparsifolium Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-15 Conrad 7147 Riverside Chaparral along roadside 1036 Comment
  SEINET3076976 Image available Adenostoma sparsifolium Howard Scott Gentry 1974-8-26 23434 Riverside Mountain slope ca. 4 miles NE of Anza. 1372 Comment
  UCD112515  Adenostoma sparsifolium Donald Myrick 1964-4-29 810 Riverside Palms Highway 74, 15 miles E of Hemet. 1219 Comment
  RSA33825  Adiantum capillus-veneris Norman C. Cooper 1944-4-8 1090 Riverside San Bernardino National Forest, San Jacinto Mountains: Andreas Canyon (near Palm Springs) 457 Comment
  SD84928  Adiantum capillus-veneris Nancy Ryan Zabriskie, Walter Zabriskie 1971-11-27 466 Riverside Andreas Canyon, east slope of San Jacinto Mountains, ca. 25 feet north of stream bank, 200 yards below juncture with north canyon 359 Comment
  UCD170241  Agave deserti K. M. Meyer; A. Townesmith 2007-3-19 21 Riverside San Bernardino National Forest. San Jacinto Ranger District, Sawmill Trailhead, about 0.3 mi. along Pinon Flats Transfer Station Rd., off of Route 74. 1232 Comment
  UC1409046  Agoseris retrorsa Robert F. Thorne, J. P. Simon, and C. W. Tilforth 1969-6-24 38105 Riverside above James Reserve; San Bernardino Natl. Forest, San Jacinto Mts., Hall Canyon 1676 Comment
  UC1951124  Agoseris retrorsa Scott D. White, Justin Wood 2009-5-22 12892 Riverside SAN JACINTO MOUNTAINS: Quinn Flat Meadow. USGS Idyllwild 7.5' Quad. Comment
  SEINET10509773  Agropyron subsecundum David B. Dunn 1946-8-17 Dunn 2677 Riverside Grass near stream at camp in taquitz valley, damp meadow area. San jacinto mts. 2438 Comment
  UCR98250  Agrostis exarata Scott D. White 1996-8-1 4448 Riverside San Jacinto Mountains, Idyllwild area north of Isomata along USFS Road 5S24.1 1646 Comment
  OBI32757  Agrostis pallens E. W. Lathrop 1965-5-23 5770 Riverside 9 mi W of Murrieta Comment
  POM13990  Allionia incarnata P. A. Munz, D. D. Keck 1922-4-9 4896 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 457 Comment
  RSA793605  Allionia incarnata Duncan S. Bell, Aaron Sedgwick 2012-9-13 4207 Riverside The Mecca Hills; approximately 5 air miles northeast of the junction of Box Canyon Road and the Coachella Canal or approximately 1.25 air miles southwest of Shavers Well. 240 Comment
  UCR39548  Allium campanulatum A. C. Sanders 1980-7-19 1694 Riverside Peninsular Range; San Jacinto Mtns., James Reserve in Hall Canyon above Lake Fulmor, 3.5 mi NW of Pine Cove. Along a small stream on the NW slope of the forested large hill (6168) south of the reserve. 1707 Comment
  UCR88538  Allium fimbriatum A. C. Sanders 1995-4-13 16487 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Devil's Garden, E end of the mtns., 2.1 mi west of Hwy 62 on Pierson Avenue and dirt extension, 1.7 mi above Sierra Blvd. 793 Comment
  RSA585523  Allium haematochiton Darin L. Banks, Steve Boyd 1995-5-9 385 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 701 Comment
  SD67640  Allium haematochiton I. W. Clokey 1935-4-18 6555 Riverside Gavilan Peak, dry brushy flat. 600 Comment
  UCR281233  Allium haematochiton Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-28 317- 49 Riverside Temescal Valley, Southern foot of the Gavilan Hills, vicinity of Black Powder Rd., slopes adjacent to N side of the horse track 393 Comment
  SEINET12051124  Allium haematochiton M. McLeod, Keil, D. 1979-1 K 12972 Riverside Alberthill jct along Hwy 71 366 Comment
  RSA190622  Allium lacunosum var. davisiae L. B. Ziegler 1967-6-25 s.n. Riverside Kenworthy Ranger Station, south end of San Jacinto Mountains. 1616 Comment
  UCR16034  Allium peninsulare Steve Kulju 1974-4-27 s.n. Riverside Box Springs Mtns. Dirt road to the radio tower, 4 mi from Pigeon Pass Road. 762 Comment
  CAS-BOT-BC170128  Alnus rhombifolia Lewis S. Rose 1945-12-23 45303 Riverside Palm Springs 137 Comment
  SEINET3917839  Alopecurus howellii Robert F. Thorne 1973-5-23 43848 Riverside Santa ROSA PLATEAU: N side of Mesa de Colorado.; 0 610 Comment
  JOTR30695  Aloysia wrightii La Doux, Tasha, Jim Andre 2008-9-13 264 Riverside Joshua Tree National Park. Upper Wilson Canyon on E. side of paved Hwy 991 Comment
  UCR272496  Alternanthera caracasana Mitch Provance 2013-6-18 613- 30 Riverside Santa Ana River Valley, Riverside, Arlanza area, Terrace Middle School on Rutland Ave. 227 Comment
  RSA487826  Amaranthus albus A. C. Sanders 1988-11-6 8741 Riverside Coachella Valley, W side of Hwy 86, 6.25 mi. S of it s junction with hwy 111 in Coachella and 3.85 mi. n of Valerie Jean, 0.55 mi. N of ave 60. -11 Comment
  UCR54043  Amaranthus albus A. C. Sanders 1988-11-6 08741 Riverside Coachella Valley, W side of Hwy 86/Harrison St., 6.25 mi. south of junction with Hwy 111 in Coachella and 3.85 mi. north of Valerie Jean, 0.55 mi north of Ave. 60 -35 Comment
  SD146066  Amaranthus arenicola T. B. Salvato, A. C. Sanders 2000-4-27 60 Riverside Coachella Valley; between Filmore and Buchanan on Avenue 56. 11 Comment
  UCD97074  Amaranthus arenicola T. B. Salvato; A. C. Sanders 2000-4-27 60 Riverside Coachella Valley: between Filmore and Buchanan on Avenue 56. -37 Comment
  UCD97595  Amaranthus watsonii K. Esau 1935-6-22 s.n. Riverside Riverside. Comment
  CAS-BOT-BC13612  Ambrosia acanthicarpa Carl B. Wolf 1931-10-14 2459 Riverside Cabezon, San Gorgonia Pass. 518 Comment
  POM319667  Ambrosia acanthicarpa Patricia Wilder 1971-9-29 5263 Riverside Along San Jacinto River at north end of Fairview Street, north of Florida Street, Valle Vista; east of Hemet. On dry river bed. 518 Comment
  RSA737123  Ambrosia acanthicarpa Justin M. Wood 2008-10-15 189 Riverside Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  UCR176766  Ambrosia acanthicarpa G. S. Nuessly 1980-11-11 s.n. Riverside Riverside: U.C. Riverside campus, near Health Center 351 Comment
  UCR92226  Ambrosia acanthicarpa D. L. Banks, Steve Boyd 1995-10-17 0756 Riverside NW Palomar Mtns, Cleveland National Forest, Agua Tibia Mtns, Agua Tibia Wilderness Area, south of Dripping Springs Campground 512 Comment
  UCSB10270  Ambrosia acanthicarpa Ballard 1954-10-30 Riverside 3 miles south of Men's Reform School, (Chino Institute), Chino 198 Comment
  OBI17103  Ambrosia dumosa Robert F. Hoover 1969-4-11 11219 Riverside Mouth of Morongo Valley cyn Comment
  RSA33503  Ambrosia dumosa N. C. Cooper 1944-4-8 1063 Riverside Andreas Canyon. 305 Comment
  RSA696753  Ambrosia dumosa J. Russell Bruff 1932-3-21 s.n. Riverside 1000 Palms. Comment
  SBBG35061  Ambrosia dumosa T. L. Secrest 1948-4-7 Riverside above Whitewater 304 Comment
  RSA450767  Ambrosia ilicifolia J. C. Roos 1958-3-15 s.n. Riverside 2.5 mi. SE of Desert Center, Chuckwalla Mts. Comment
  RSA603204  Ambrosia pumila Steve Boyd 1997-7-22 10017 Riverside Gavilan Hills region: Warm Springs Valley northwest of Lake Elsinore, about Alberhill Creek at the head of Walker Canyon near Durant Siding, southeast base of Alberhill Mountain along Nichols Road, 0.2 miles southwest of junction with Collier Avenue. 381 Comment
Read comments
Jun 10 2015
  RSA0008347  Ambrosia pumila Steve Boyd, Timothy S. Ross, David Zippin, Tom Oberbauer 1991-6-14 6331 Riverside Skunk Hollow area, 2 miles E of Murrieta Hot Springs, just W of Second San Diego Aquaduct. Comment
  CAS-BOT-BC273007  Ambrosia salsola K. Larson 1976-6-9 2015 Riverside ~25 mi E of Indio Comment
  RSA78298  Amorpha californica P. A. Munz, E. K. Balls 1952-8-21 17988 Riverside Road to Santa Rosa Mt. from Vandeventer Flats. Comment
  SD84908  Amorpha californica Nancy Ryan Zabriskie, Walter Zabriskie 1971-8-21 441 Riverside Santa Rosa Mountains, Palm Canyon drainage, above Garnet Queen Cr. crossing of Santa Rosa Mountain Road 1830 Comment
  SEINET1004491  Amorpha fruticosa T. B. Salvato, Kent Beaman 2005-1 839 Riverside San Jacinto Mtn foothills: San Jacinto River E of Valle Vista, just downstream from the Forest Service boundry and N of CA Hwy 74 549 Comment
  UC1537695  Amsinckia intermedia Gordon H. True Jr. 1936-2-22 10 Riverside Mockingbird Canyon 457 Comment
  UCR93051  Amsinckia menziesii var. menziesii Steve Boyd 1986-4-2 1617 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  RSA0089962  Amsinckia retrorsa A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32554 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd., vicinity of peak 2279 177 Comment
  UCR250211  Amsinckia retrorsa A. C. Sanders 2014-4-23 41061 Riverside Peninsular Range, Baker St. NW of Lake Elsinore, near Alberhill Mtn., 1.1 km NW of Hwy 74 387 Comment
  RSA0091463  Amsinckia tessellata A. C. Sanders 2005-4-22 29595 Riverside Gavilan Hills: Gavilan Plateau ca. 0.75 air mi. SE of summit of Gavilan Peak. 625 Comment
  RSA689374  Amsinckia tessellata Scott D. White 2001-4-19 8379 Riverside Perris Basin: Perris/Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., ca. 1.5-2 mi west of Interstate 215. 442 Comment
  SDSU18691  Amsinckia tessellata Kristen Hasenstab, M. G. Simpson 2008-4-1 54 Riverside Joshua Tree National Park. 1000 ft southeast of Cottonwood Springs campground. Near sign for entrance from campground to Mastodon loop trail, located in a large wash. 905 Comment
  UCR174111  Anagallis arvensis A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32515 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 640 Comment
  RSA524431  Ancistrocarphus filagineus Steve Boyd, L. Arnseth, Timothy S. Ross, Jaime Bonilla 1990-4-3 4047 Riverside Vail Lake area, summit of 'Big' Oak Mountain at E end. 793 Comment
  RSA455526  Angelica tomentosa var. tomentosa N. C. Cooper 1949-6-29 4354 Riverside Above Banning 915 Comment
  UC485645  Antennaria rosea Charlotte M. Wilder 1909-8-3 1110 Riverside Whitewater Basin San Bernardino Mts., Whitewater Basin Comment
  UCR120935  Anthriscus caucalis A. C. Sanders, Mark Elvin, M. S. Enright 2002-4-16 24958 Riverside The Badlands, Laborde Canyon and adjacent slopes and side canyons, 1 mile east of Mt. Eden, SW of Beaumont 610 Comment
  POM306144  Antirrhinum coulterianum Henry J. Ramsey 1937-5-30 1335 Riverside Santa Rosa Mountains. Comment
  RSA304704  Antirrhinum coulterianum James R. Shevock 1970-4-25 156 Riverside Coldwater Trail 579 Comment
  UCR178334  Antirrhinum coulterianum Jeffrey Ross, Tracy Tennant 1998-8-20 MOR- 701 Riverside San Bernardino Mtns., Morongo Indian Reservation, upper Hathaway Canyon, tree stand H-03 976 Comment
  CAS-BOT-BC372462  Antirrhinum nuttallianum A. C. Sanders; T. B. Salvato; Matthew Malle; Jonas Winbolt; Katie A. Kurtz 2010-4-7 37797 Riverside Southeastern Gavilan Hills norht of Alberhill, west of dirt extension of Lake St., 1.0 mile NW (341 deg. ) of intersection of I-15 and Lake St., Alberhill 7.5' Q., Southeastern Range 526 Comment
  CLARK-A1528-4169  Antirrhinum nuttallianum John C. Roos 1966-4-29 Riverside Comment
  UCR154379  Antirrhinum nuttallianum A. C. Sanders, Mike Misenhelter 2005-6-15 30957 Riverside Peninsular Range; Sage-Aguanga Region, 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit of (Big) Oak Mtn., SW of Rocky Ridge and SE of Black Hills 671 Comment
  UC1424878  Antirrhinum nuttallianum subsp. nuttallianum C. W. Tilforth 1978-4-30 1564 Riverside East of Norco Comment
  RSA272179  Apiastrum angustifolium C. W. Tilforth 1978-4-30 1571 Riverside Low rounded hills east of Norco. Comment
  RSA524451  Apiastrum angustifolium Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4087 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit. 610 Comment
  UCR107748  Apiastrum angustifolium D. L. Banks 1997-5-5 1993 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek. Along the S fork of Pechanga Creek 427 Comment
  UCR230217  Apiastrum angustifolium A. C. Sanders 2011-4-6 38981 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. 1.5 mi. NE (73 deg. ) of Glen Ivy Hot Springs, 0-0.4 mi. NE of I-15 crossing 320 Comment
  UCR109556  Apium graveolens R. D. Goeden, Don W. Ricker 1978-10-25 s.n. Riverside Temecula Valley, Temecula, Murrieta Creek at Rancho California Road 305 Comment
  UCR113850  Apium graveolens Mitch Provance 2000-6-24 2054 Riverside Riverside, Santa Ana River Wash, between the Market Street bridge and the 60 Fwy 244 Comment
  RSA263646  Apium graveolens E. W. Lathrop 1966-5-8 6511 Riverside 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest. Trabuco District. 274 Comment
  RSA761226  Aquilegia formosa Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 731 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  RSA0128856  Arabis sparsiflora Scott D. White, Justin M. Wood 2008-6-19 12276 Riverside Meadows at Baldy Mtn. 1585 Comment
  UCR205285  Arceuthobium campylopodum Scott D. White, T. B. Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8651 Riverside San Jacinto Mtns, Idyllwild area; 'Strawberry Fuelbreak' between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek 1646 Comment
  UC876570  Arctostaphylos glandulosa subsp. zacaensis I. W. Clokey and E. G. Anderson 1935-4-16 7888 Riverside Hemet 900 Comment
  POM158433  Arctostaphylos glauca P. A. Munz 1927-5-21 10852 Riverside San Carlos Pass, 2 mi S.E. of Ansa. 1372 Comment
  RSA484734  Arctostaphylos glauca A. C. Sanders, E. J. Lawlor 1988-10-22 8731 Riverside Santa Rosa Mountains Pinyon Flats area, along the trail from the Dolomite Mine to Horsethief Creek 1200 Comment
  RSA631718  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19263 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631734  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19266 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631754  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19269 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631784  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19278 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA632653  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16539 Riverside Red Mtn. Rd., 6-6.8 km east of R3. Comment
  RSA751635  Arctostaphylos glauca G. Gust, L. Nye 2005-3-11 551 Riverside Cleveland National Forest. Just off of Hwy 74 opposite El Cariso Campground on washed out forest road. 762 Comment
  UCR275943  Arctostaphylos glauca T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-26 3790 Riverside San Jacinto Mountains, Rouse Ridge, east of Rouse Hill on 4WD road 2E17 (becoming a foot trail), c. 0.7 mile north of Rouse Ridge Road (5S15), NE of Milky Spring, San Bernardino National Forest 1476 Comment
  POM367327  Arctostaphylos glauca var. glauca C. B. Wolf 1942-2-11 2649 Riverside Santa Ana Mountains, Hidden Canyon, 5mi. W. of Corona, base of Skyline Drive. 405 Comment
  RSA633726  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-17 16721 Riverside Road to Santa Rosa Mountain (7S02), 2.1 km south of Highway 74. 1600 Comment
  CAS-BOT-BC44370  Arctostaphylos pringlei subsp. drupacea C. B. Wolf 1932-8-4 3922 Riverside Strawberry Valley, one and one-half miles from Idyllwild on road to Banning, San Jacinto Mts. 1706 Comment
  CAS-BOT-BC46342  Arctostaphylos pungens Munz; Johnston 1922-5-20 5491 Riverside Head of Hemet Valley, San Jacinto Mts. 1524 Comment
  RSA635771  Arctostaphylos pungens Jon E. Keeley 1992-7-17 16747 Riverside Rd. to Thomas Mtn. (5S15), 2.7 km west of Hwy. 74 on Pyramid Peak Rd., San Jacinto Mountains. 1480 Comment
  UCR201630  Arctostaphylos pungens Scott D. White, Justin M. Wood 2008-6-16 12119 Riverside San Jacinto Mountains, Fobes Canyon, c. 1 mi up Fobes Ranch Road from Fobes Spring 1555 Comment
  RSA636022  Arctostaphylos rainbowensis Jon E. Keeley 1992-8-2 18797 Riverside East of Hwy 15, off Rainbow Cyn. Rd., 3 km north of San Diego Co. line. 400 Comment
  RSA636176  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19477 Riverside West of Temecula, off Colman Rd., 0.8 km north of Carancho Rd. and west of De Luz Rd., eastern Santa Margarita Mountains. 590 Comment
  UC1605406  Arctostaphylos rainbowensis Steve Boyd 1994-10-14 8380 Riverside Fisherman's Camp, upper end of Fisherman's Camp Trail (7S02) from Wildomar Road (7S01) W into Tenaja Canyon at its confluence with San Mateo Canyon Southern Santa Ana Mts., San Mateo Canyon Wilderness Area, C Comment
  UCR209397  Arctostaphylos rainbowensis Fred M. Roberts 2007-4-13 6516 Riverside Santa Ana Mountains, south of Mesa de Colorado on the Santa Rosa Plateau, north side of El Calamar Road and Via Escalon, 0.8 km west-northwest of the summit of Mesa de La Punta 447 Comment
  UC219064  Arenaria macradenia var. macradenia P. A. Munz 1922-6-29 5893 Riverside Santa Rosa Mts. 2133 Comment
  JOTR36088  Argemone munita La Doux, Tasha, A. Johnson, A. Miller, T. Vaughn 2007-10-25 3315 Riverside Joshua Tree National Park. Pinto Mtn foothills, San Bernardino Wash, approx. 0.75 km south of Sunset Mine (STOP4). 475 Comment
  RSA0041961  Argemone munita Duncan S. Bell, Loraine Washburn 2014-4-8 6585 Riverside Orocopia Mountains; at the entrance to Petra Canyon in Red Canyon, approximately 1 air mile north of the Bradshaw Trail. 398 Comment
  UC488976  Argemone munita C. V. Meyer 1927-6-1 208 Riverside San Jacinto Mountains, Foot of Idyllwild Grade Foot of Idyllwild Grade; San Jacinto Mountains, Foot of Idyllwild Grade 762 Comment
  UCR199611  Argemone munita Scott D. White, Angelia Carey 2004-7-2 10568 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Poppet Creek Canyon 610 Comment
  UCD56419  Aristida adscensionis H. S. Yates 1937-3-23 6436 Riverside 15 miles NNE of Mecca. 457 Comment
  UCR128944  Aristida adscensionis Chris E. True, K. Flemming 2003-9-26 s.n. Riverside Sonoran (Colorado) Desert, Canyon Spring, Orocopia Mtns. 372 Comment
  UCR165823  Aristida adscensionis John F. Green 2005-2-2 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 mi east of Desert Beach 24 Comment
  UCR252607  Aristida adscensionis T. B. Salvato, Matthew Malle 2013-4-15 7538 Riverside Gavilan Hills, dirt SCE powerline access road east of Lake Street and northwest of Hilltop Drive. 1.10 mi northeast of the junction of Lake Street and Hwy I-15 567 Comment
  POM319745  Aristida adscensionis var. abortiva Marcus E. Jones 1926-2-16 s.n. Riverside Near Shaver's Well, near Mecca, Colorado Desert. Comment
  POM7039  Aristida adscensionis var. modesta P. A. Munz, L. T. Street, G. Williams 1919-3-26 2359 Riverside Salton Sea. Comment
  POM1099  Aristida californica var. californica H. M. Hall 1905-05 5963 Riverside Canyon along Colorado River. Comment
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Nov 21 2011
  SEINET244838 Image available Aristida purpurea J. C. Roos 1949-4-8 4198 Riverside Imperial Co., Calif. Comment
  UC1130848  Aristida purpurea H. S. Yates 1937-6-27 6711 Riverside Lower San Jacinto River Canyon San Jacinto Quadrangle Comment
  RSA741056  Aristida purpurea var. longiseta Scott D. White, Justin M. Wood 2008-6-5 12063 Riverside Quinn Flat Meadow. 1372 Comment
  UC1930099  Aristida purpurea var. longiseta Scott D. White, Justin Wood 2008-6-5 12063 Riverside San Jacinto Mountains: Quinn Flat Meadow. Comment
  UC194836  Aristida purpurea var. nealleyi S. B. Parish 1916-5-13 10850 Riverside Cottonwood Springs Colorado Desert Comment
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Oct 9 2010
  POM11427A  Aristida purpurea var. parishii P. A. Munz, D. D. Keck 1922-4-9 4906 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  JOTR30829  Aristida purpurea var. wrightii La Doux, Tasha, Jim Andre 2008-9-16 345 Riverside Joshua Tree National Park. JTNP; SE end of Splitrock Picnic Area. Queen Mountain USGS 7.5 min Quad. Near 34 00.486' N 116 03.288' W 1289 Comment
  SEINET10842820  Artemisia J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12829 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then ca 1.3 km on Whitewater Canyon Road. Comment
  UCD129239  Artemisia dracunculus Steve Myers 1988-6-30 s.n. Riverside Murrieta area, between Highway I-15 and Jackson Street, around 0.5 mile southeast of Inland Valley Medical Center, near Clinton Keith Road. Comment
  IRVC495  Artemisia ludoviciana subsp. albula R. H. Whittaker, W. A. Niering 1963-5-30 SJ 83 Riverside Chino Canyon; at tramway base. Peninsular Ranges, San Jacinto Mountains 808 Comment
  IRVC496  Artemisia ludoviciana subsp. incompta R. H. Whittaker, W. A. Niering 1963-6-9 SJ 365 Riverside Above saw mill. Peninsular Ranges, Santa Rosa Mountains 1936 Comment
  RSA125855  Artemisia tridentata E. K. Balls, Percy C. Everett 1957-11-6 22794 Riverside South end of San Jacinto Mountains, State Highway 74 1372 Comment
  JEPS47800  Asclepias californica W. L. Jepson 1928-4-19 12426 Riverside 5 mi or more n Elsinore Comment
  RSA496476  Asclepias californica Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-31 3095 Riverside Vail Lake area, S of Hwy 79, Kolb Creek drainage, W of Woodchuck Rd. 488 Comment
  UC22958  Asclepias californica H. M. Hall May 17 1901-Jun 1 1901 Riverside Temecula Peak 609 Comment
  RSA0104761  Asclepias californica Michael Wall 1995-4-14 103 Riverside Temecula Valley, along Hwy 79, 5.7 miles east of Interstate 15, southeast of Temecula, west of Vail Lake. Comment
  JOTR32397  Asclepias fascicularis Harding, Mitzi 2011-7-18 s.n. Riverside Joshua Tree National Park. Queen Mountains; West side of Barker Dam; Small riparian zone in and along drainage from dam (Stop 5) 1300 Comment
  RSA674602  Asclepias fascicularis Scott D. White 2000-8-5 8098 Riverside San Jacinto Mountains: Near Mountain Center. Unnamed ephemeral drainage (tributary to S Fork, San Jacinto River). 1402 Comment
  SEINET11262199  Asclepias fascicularis Norman C. Cooper 1944-7-15 1569 Riverside Palms to Pines Hwy, San Jacinto Mtns.; 0 1372 Comment
  OBI35669  Asclepias subulata Louis B. Ziegler 1967-4-15 125 Riverside Coachella Valley 30 Comment
  SBBG13938  Asclepias subulata E. R. Blakley 1961-9-10 4708 Riverside Cactus City, US Hwy 60-70 E of Indio 504 Comment
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Mar 20 2011
  UCD121362  Asclepias subulata Geoffrey Levin 1975-12-7 659 Riverside Painted Canyon, about 9 mi. east of Mecca. Mecca Hills Mt. Range. Salton Sink drainage area. 76 Comment
  SEINET12320813  Asclepias subulata R. A. Schlising 1972-1 3015 Riverside Ramon Road Comment
  RSA0061163  Asphodelus fistulosus Robt. Allen 2009-4-3 s.n. Riverside Santa Ana Mountains region: Near community of El Cariso. Along South Main Divide Road, 515 air meters(0.32 air miles) southeast of junction with Ortega Hwy (SR74). 843 Comment
  SDSU17486  Aspidotis californica Jerry Jenkins 2001-3-30 2001 -006 Riverside Santa Margarita Ecological Reserve. Foot of Shaded bluff, west side of S.M. River, slightly north of station. UTM zone 6, 481700N, 3699150E. UTM transfered to GIS. Comment
  RSA690945  Aster ascendens Scott D. White 2003-10-9 9820 -A Riverside Pine Cove area. Dutch Flat. 1753 Comment
  POM153374  Aster frondosus Philip A. Munz, I. M. Johnston 1928-9-12 11246 Riverside North end of Lake Elsinore. Comment
  UCR92306  Aster subulatus Scott D. White 1994-10-17 2484 Riverside Temecula Valley, Temecula, Murrieta Creek channel, 1000 ft. north of bridge at Rancho California Ave. 311 Comment
  RSA696777  Aster tortifolius J. Russell Bruff 1928-4-2 161 Riverside 8 mi. N of Cottonwood Springs. Comment
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Sep 20 2011
  JEPS54674  Astragalus W. L. Jepson 1901-5-25 1448 Riverside trail to Santa Rosa Peak; trail to Santa Rosa Peak Comment
  RSA774897  Astragalus Duncan S. Bell, Amber Swanson 2011-2-18 2030 Riverside Coachella Valley area; Edom Hill; along Edom Hill Road near dump; 0.6 road miles from junction of Varner Road and Edom Hill Road. 259 Comment
  UCD166200  Astragalus Jack Major 1962-4-16 765 Riverside Along side of road from Banning to Mt. San Jacinto. (Exact location unknown. Coordinates estimated by label maker.) 914 Comment
  CAS-BOT-BC177293  Astragalus acutirostris Annie M. Alexander; Louise Kellogg 1941-5-6 2126 Riverside 13 miles southwest of 29 Palms, Joshua Tree National Monument 1371 Comment
  SD211450  Astragalus aridus Carolyn Martus, Joseph Betzler, Caesara Brungraber, Lance Woolley 2008-4-15 1214 Riverside 30 miles west of Blythe near Palen Dry Lake. From I-10 exit Corn Springs Road north for about 8 miles until you reach Palen Dry Lake. This population is on the south, southwest side of the dry lake. Comment
  CAS-BOT-BC178629  Astragalus coccineus Ivan Johnston 1917-4-4 1063 Riverside Bottom of sandy draw, Palm Canyon - Colorado Desert 640 Comment
  UC69648  Astragalus crotalariae T. W. Minthorn 1905-1-15 7 Riverside Indio; ; <near Los Angeles> Comment
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Jun 6 2011
  CAS-BOT-BC182583  Astragalus didymocarpus var. dispermus C. L. Hitchcock 1940-4-4 5953 Riverside Pinto Basin Comment
  RSA415493  Astragalus douglasii Christopher Davidson 1978-6-15 7394 Riverside Santa Rosa Mountains. Santa Rosa Peak. Trail to the top. 2409 Comment
  SBBG87357  Astragalus douglasii D. Charlton 1988-5-21 1918 Riverside Thomas Mtn Rd from N to S, W of Garner Valley and S of Lake Hemet on Hwy 74 1524 Comment
  SFV4932  Astragalus douglasii var. parishii M. H. Grayum 1971-6-9 s. n. Riverside San Jacinto Mountains Along Banning-Idyllwild Road. 1524 Comment
  UCR91477  Astragalus gambelianus Scott D. White, M. Jacobsmeyer 1996-4-20 3946 Riverside Bundy Canyon Road, west of Menifee. c. 4-5 mi west of Interstate Hwy-215 freeway. north of road. 549 Comment
  RSA725746  Astragalus lentiginosus Linda Archer 2006-5-3 s.n. Riverside Sonoran (Colorado) Desert; Coachella Valley: SW edge of Desert Hot Springs, east of Morongo Wash. 280 Comment
  CAS-BOT-BC187110  Astragalus lentiginosus var. borreganus Marian L. Campbell 1921-3-21 18 Riverside Palm Springs road to Banning Comment
  CAS-BOT-BC187116  Astragalus lentiginosus var. borreganus L. R. Abrams 1926-3-26 11091 Riverside Between Edom and Garnet east of San Gorgonio Pass Comment
  POM1694  Astragalus lentiginosus var. coachellae I. M. Johnston 1917-4-4 1065 Riverside Whitewater. Comment
  UC421664  Astragalus lentiginosus var. coachellae John Thomas Howell 1928-3-11 3439 Riverside 6 mi se Garnet Station (Colorado Desert); , se of Garnet Station Comment
  UCR84217  Astragalus lentiginosus var. coachellae G. R. Ballmer, G. F. Pratt, Kay Stockwell 1995-2-12 s.n. Riverside San Bernardino / Colorado Desert, Mission Creek Canyon, near gate on Mission Creek Road east of the ranch 640 Comment
  UCD105016  Astragalus lentiginosus var. variabilis P. C. Everett; E. K. Balls 1958-4-29 23026 Riverside 5.4 mi. ne. along road to Rice and Vidal Jct. from Desert Center. 259 Comment
  UCR162810  Astragalus lentiginosus var. variabilis James C. Dice, Kim A. Nicol 1998-3-24 980324 -2 Riverside NW Colorado Desert, 5.1 miles (8.2 km) N of Desert Center, along State Hwy 177 168 Comment
  CAS-BOT-BC178072  Astragalus nuttallianus C. L. Hitchcock 1940-4-3 5935 Riverside 1 1/2 mi. northeast of Cottonwood Spring along 29 Palms Road, Joshua Tree Nat. Monument. Comment
  UCD105146  Astragalus oocarpus K. Esau 1935-6-20 s.n. Riverside Beaumont Grade. Comment
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Nov 7 2014
  UCR189585  Astragalus pachypus var. jaegeri Carlos Navarro 2006-4-19 019 Riverside Peninsular Range, Aguanga Basin, Agua Tibia, just east and up slope from the Dripping Springs campground, near Gaurd Station with weather meters 503 Comment
  CDA26729  Astragalus palmeri T. C. Fuller 1963-4-23 10291 Riverside Sac Jacinto Mountains; Highway 47 to Palm Desert just east of Pinyon Flat. 0 Comment
  SEINET898380  Astragalus pomonensis Ira W. Clokey, C. B. Clokey, B. Templeton 1935-1 4634 Riverside Perres-Gavilan Peak 600 Comment
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Aug 3 2013
  UCR120921  Astragalus pomonensis A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24943 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  UCR220319  Astragalus pomonensis John F. Green 2005-3-7 s.n. Riverside Peninsular Range, Wildomar, west of Grand Ave off Sweet Nectar Rd. 415 Comment
  UC81362  Astragalus sabulonum C. R. Orcutt 1891-4-24 Riverside Indio Comment
  CLARK-A1528-2761  Astragalus tricarinatus John C. Roos 1948-5-8 3826 Riverside Whitewater Comment
  CLARK-A1528-5528  Astragalus tricarinatus John C. Roos 1967-3-25 Riverside Whitewater Canyon 457 Comment
  RSA614428  Astragalus tricarinatus Aaron Liston, L. H. Rieseberg, Oscar Dorado 1992-3-26 852 Riverside Whitewater Canyon, 0.8 miles N of Whitewater Comment
  UCR151042  Athyrium filix-femina Scott D. White 1998-7-31 6942 Riverside San Jacinto Mts., Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park 1951 Comment
  CAS-BOT-BC66101  Athyrium filix-femina var. cyclosorum Grant 1901-8-1 4514 Riverside Strawberry Valley Comment
  SD82731  Athyrium filix-femina var. cyclosorum Clinton S. Kimball 1892-1 Riverside Strawberry Valley Comment
  POM13789  Athysanus pusillus P. A. Munz 1922-4-29 5136 Riverside Tucalota Creek, S of Hemet Comment
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Sep 17 2011
  RSA192206  Athysanus pusillus E. W. Lathrop 1960-3-25 4680 Riverside 14 miles W of Murrieta. Comment
  RSA482798  Athysanus pusillus Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  UCR20810  Athysanus pusillus A. C. Sanders 1980-4-17 1343 Riverside San Jacinto Mtns, Pine Meadow in upper Garner Valley 1433 Comment
  RSA480071  Atrichoseris platyphylla Steve Boyd, S. Meury, L. Arnseth, D. Nordin, Timothy S. Ross 1988-3-10 2161 Riverside Palen Pass at the north end of the Palen Mountains 500 Comment
  POM202640  Atriplex canescens W. M. Ingram 1934-10 4 Riverside Colorado Desert Comment
  POM278666  Atriplex canescens Grant D. Brown 1949-12-14 469 Riverside 1.5 miles W of White Water Comment
  RSA643294  Atriplex canescens R. D. Goeden, D. W. Ricker 1978-11-16 s.n. Riverside Coachella Valley: Indio, Monroe St., 33 40'30''N, 116 16'W -6 Comment
  SEINET998491  Atriplex canescens A. C. Sanders 2005-1 29128 Riverside Sonoran (Colorado) Desert: SE of Hwy 177 toward dunes above Palen Dry Lake, SE end of Coxcomb Mtns. (East of Victory Pass 7.5' Q) 168 Comment
  JOTR34047  Atriplex canescens subsp. canescens La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2947 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; above trail to Lost Horse Mine on basalt outcrop with scree slopes Comment
  JOTR01004  Atriplex canescens subsp. canescens Cole, James E. 1941-10-20 933 Riverside Joshua Tree National Park. OPTIMIST MINE ROAD, LOST HORSE VALLEY 1310 Comment
  RSA696733  Atriplex canescens var. laciniata J. R. Bruff 1927-10-8 s.n. Riverside Thousand Palms. Comment
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Sep 10 2011
  RSA189415  Atriplex canescens var. linearis L. S. Rose 1966-12-11 s.n. Riverside Palm Springs. 152 Comment
  SD80078  Atriplex canescens var. linearis Nancy Ryan Zabriskie, Walter Zabriskie 1970-7-29 331 Riverside Andreas Canyon Club property, Palm Canyon watershed. 170 Comment
  CAS-BOT-BC168528  Atriplex confertifolia H. M. Hall 1901-6-1 2002 Riverside San Jacinto Lake Comment
  RSA0135548  Atriplex coronata var. notatior David E. Bramlet, Ileene Anderson, Rick Riefner 2005-5-3 3841 Riverside Upper Salt Creek, 3.78 miles southwest of Hemet. 500 ft north of Stetson Ave., and 1,500 ft west of Warren Road; 2,000 ft. east of the MWD canal. 456 Comment
  RSA532570  Atriplex coronata var. notatior D. E. Bramlet 1991-6-1 2180 Riverside 3km west of Nuevo ans some 20m east of the San Jacinto Rover. The population is some 300m south of the end of 11th street just east of an exisitng dirt road. 473 Comment
  RSA735862  Atriplex coronata var. notatior Scott D. White, Justin Wood 2008-4-16 11892 Riverside I-215 freeway S of San Jacinto River crossing. 431 Comment
  UCR77746  Atriplex coronata var. notatior Steve Boyd 1991-5-13 6238 Riverside Peninsular Range, Winchester Valley between Winchester and Hemet along upper Salt Creek drainage. Vernal pool association in pasture north of Santa Fe Railroad tracks, west of San Diego Aqueduct 457 Comment
  RSA0013398  Atriplex elegans var. elegans A. C. Sanders, John F. Green 2012-6-25 40307 Riverside Temescal Canyon near I-15 crossing of Temescal Canyon Rd. and Temescal Creek, c. 2.6 km SE of Lee (Corona) Lake 361 Comment
  UCD169500  Atriplex elegans var. elegans A. C. Sanders; John F. Green 2012-6-25 40307 Riverside Peninsular Range; Santa Ana Mtns. Region: Temescal Canyon near I-15 crossing of Temescal Canyon Rd. and Temescal Creek, c. 2.6 km SE of Lee (Corona) Lake. 361 Comment
  UCR266362  Atriplex glauca D. E. Bramlet 2005-5-5 3847 Riverside Perris-Aguanga Basin Region, San Jacinto Valley, canal right-of-way north of Devonshire Ave. 457 Comment
  CAS-BOT-BC170255  Atriplex hymenelytra W. F. Anderson 1925-12-1 s.n. Riverside Indio Comment
  RSA65391  Atriplex hymenelytra F. W. Peirson 1930-3-29 8694 Riverside Painted Canyon, near Mecca, Colorado Desert. Comment
  SEINET4135079  Atriplex hymenelytra David B. Dunn, H. E. Brown; E. McClintock 1947-3-16 2862 Riverside Pushawalla Canyon, Indio Hills.; 0 Comment
  POM278734A  Atriplex lentiformis subsp. breweri Grant D. Brown 1950-12-2 581 Riverside Cajalco Resevoir, SE; Cajalco Canyon. 442 Comment
  RSA478375  Atriplex polycarpa Allen 1920-10 s.n. Riverside Palm Springs. Comment
  RSA778127  Atriplex polycarpa Thomas Stoughton, E. Gardner, D. Bell 2010-11-12 714 Riverside Coachella Valley Preserve. Site #3. Ca 0.25 mile E of road. 305 Comment
  UCR165274  Atriplex polycarpa John F. Green 2005-2-4 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 miles east of Desert Beach 24 Comment
  UCD97796  Atriplex serenana K. Esau 1935-6-15 s.n. Riverside Riverside. Comment
  UCR172145  Atriplex suberecta A. C. Sanders 2006-5-11 32261 Riverside Warm Springs Valley, N edge of city of Lake Elsinore, 35 acre parcel south of the intersection of Collier Ave. and Riverside Dr., NE of Alberhill Crk., NW of Enterprise Way 389 Comment
  UCR4220  Avena fatua K. S. Gill 1965-3-14 s.n. Riverside UC Riverside Campus, near parking lot 19 244 Comment
  UCR108875  Avena sativa Heidi A. Haid 1968-5-14 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  RSA295276  Ayenia compacta N. R. Zabriskie, Walter Zabriske 1973-4-24 639 Riverside Andreas Canyon, E slope San Jacinto Mts. (Site A-9) 366 Comment
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Oct 1 2011
  SBBG93066  Baccharis brachyphylla A. C. Sanders 1989-9-19 9503 Riverside ca. 1.75 air km S of Tabaseca Tank, along the wash above "Tabaseca Target"; Chocolate Mtns Aerial Gunnery Range 680 Comment
  UCR262332  Baccharis brachyphylla Duncan S. Bell 2013-9-29 6045 Riverside Colorado (Sonoran) Desert, Chuckwalla Mountains, south side of Corn Springs, Wash, c. 1.8 air mi southwest of Corn Springs 648 Comment
  IRVC523  Baccharis glutinosa R. H. Whittaker, W. A. Niering 1963-6-11 SJ 373 Riverside Santa Rosa Rd., slope W-5 degree draw, mostly sandy soil, occasional boulders. Santa Rosa Mountains 1601 Comment
  JOTR36418  Baccharis salicifolia subsp. salicifolia La Doux, Tasha, K. Callahan, M. Harding, M. Levandowski 2013-5-9 3364 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Stubbe Springs, near guzzler and spring on densely vegetated slope (STOP1) 1371 Comment
  SBBG96142  Baccharis salicina O. F. Clarke 1970-10-20 Riverside UC Riverside Botanic Garden, on the campus of UC Riverside Comment
  CLARK-A1656-619  Baccharis sarothroides Milton Walker 1978-1-31 Riverside Little San Bernardino Mountains Comment
  UCR99727  Baccharis sarothroides B. G. Pitzer 1996-11-11 2931 Riverside Sonoran (Colorado) Desert, Orocopia Mts: Salt Creek Wash, at intersection w/ SR211, 4 rd. mi. south of Bob's Cabin 274 Comment
  RSA48881  Baccharis sergiloides J. C. Roos, L. Roos 1949-9-17 4660 Riverside E side Whitewater Canyon, 2.2 mi. N of Hwy 99 [=I-10]; W side of Painted Hill. 612 Comment
  VVC1349  Baccharis sergiloides A. C. Sanders, J. Mac 1996-11-23 19660 Riverside San Bernardino Mtns., Whitewater Canyon, just above Bonnie Bell, 2.3 miles below the stream crossing near the fish hatchery, E of VAMB Captain 534 Comment
  JOTR32197  Bahiopsis parishii Herskovits, Tasya, M. Harding 2011-5-20 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; Ryan Mountain; Rocky slopes bordering Ryan Mountain Trail (Stop 1) 1428 Comment
  RSA552540  Bahiopsis parishii D. Charlton 1987-12-6 1099 Riverside Cottonwood Canyon, first canyon west of Whitewater. North of the 10 freeway. North of Palm Springs. Foothills of San Bernardino Mtns. 762 Comment
  SD258859  Bahiopsis parishii Sarah J. De Groot, Grace Cho 2016-4-4 7769 Riverside Santa Rosa Mountains, SW of palm Desert, N of Alpine Village and Highway 74; Along Dunn Road between Haystack and Asbestos Mountains 1232 Comment
  CAS-BOT-BC166535  Baileya multiradiata John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges: City of Temecula, immediately N and S of Murrieta Hot Springs Rd. along San Diego Aqueduct right-of-way 396 Comment
  CAS-BOT-BC99957  Baileya pauciradiata L. A. Greata 1905-4-1 425 Riverside Coachella Comment
  CAS-BOT-BC99959  Baileya pauciradiata S. B. Parish 1896-4-1 4125 Riverside Palm Springs, Colorado Desert Comment
  RSA23112  Baileya pauciradiata I. L. Wiggins 1938-3-19 8900 Riverside 25 miles W of Blythe. Comment
  JOTR29251  Baileya pleniradiata La Doux, Tasha 2005-8-17 1532 Riverside Joshua Tree National Park. Queen Valley, along Bighorn Pass Road 1321 Comment
  RSA669575  Baileya pleniradiata D. E. Harvey 1969-4-20 690420 -3 Riverside Juniper Flats at Stubbe Springs parking area. Joshua Tree National Monument. Comment
  RSA790633  Baileya pleniradiata Aaron C. Sedgwick, David Fraker 2012-4-24 3 Riverside In the Palen Valley south of Hwy. 10 on Dupont Rd., ca. 2 mi. northeast of the Chuckwalla Mountains Wilderness Area. 183 Comment
  CHSC109244  Barbarea orthoceras Scott D. White; Justin M. Wood 2008-6-18 12232 Riverside San Jacinto Mountains: K Flat Meadow. 1439 Comment
  UCR59811  Bassia hyssopifolia Jeri Hirshberg 1989-7-27 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, E end of Vail Lake, above shoreline in drainage above 'draw down' area Comment
  POM46891  Bebbia juncea Mary F. Spencer 1918-4-7 775 Riverside Palm Springs. 168 Comment
  POM7075  Bebbia juncea Philip A. Munz, L. T. Street 1919-5-7 2738 Riverside Colorado Desert, Tahquitz Canyon 229 Comment
  RSA6111  Bebbia juncea C. B. Wolf 1932-5-24 3651 Riverside 0.5 mile below the Fish Hatchery, Snow Creek, north base of San Jacinto Mountains 549 Comment
  RSA784947  Bebbia juncea Duncan S. Bell 2012-2-12 3125 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  UCR140720  Bebbia juncea A. C. Sanders 2004-5-12 27891 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  CAS-BOT-BC100117  Bebbia juncea var. aspera Carl B. Wolf 1932-4-27 3000 Riverside Colorado Desert. 14 mi. E. of Mecca on Blythe Road (E. of Shavers Well) 152 Comment
  CAS-BOT-BC100129  Bebbia juncea var. aspera Grant 1906-4-20 s.n. Riverside Palm Sprs. Comment
  SDSU13510  Bebbia juncea var. aspera W. Miller with C. Mosse 1972-8-9 Riverside Comment
  SEINET3862250  Beloperone californica Elizabeth Neese 1979-4-10 7070 Riverside Joshua Tree National Monument, S of Twenty-nine Palms, near Cottonwood Spring.; 0 305 Comment
  RSA0008555  Berberis nevinii J. C. Roos, Lucille Roos 1949-5-21 4321 Riverside Near Vail Dam, 2 miles north of Dripping Springs, southwestern Riverside County. Comment
  UC868545  Bernardia incana C. L. Hitchcock 1940-4-5 5967 Riverside 1/2 mi. above Cottonwood Springs (in canyon above Spring) Comment
  CAS-BOT-BC13902  Boechera johnstonii Philip Alexander Munz 1937-5-31 15123 Riverside Kenworthy, south part of San Jacinto Mountains. 1371 Comment
  UC1463880  Boechera johnstonii Jeanine Derby 1977-2-1 Riverside e end Quinn Flats; San Jacinto Mts., Garner Valley Comment
  SEINET3228131  Boerhavia coulteri G. Rink 2012-9-1 11654 Riverside Blythe Solar Power Plant (proposed) about 10 miles northwest of Blythe 160 Comment
  UCR274420  Boerhavia wrightii Duncan S. Bell, Evan Meyer 2014-10-22 7653 A Riverside southwestern section of Orocopia Mountains, c. 3.6 air miles north-northeast of Dos Plmas 404 Comment
  UCR17724  Bouteloua aristidoides Paul Mack, Hap Ritter 1976-10-16 s.n. Riverside Sonoran (Colorado) Desert, c. 20 mi NW of Blythe on the Midland Road, McCoy Wash drainage. SW side of the Big Maria Mtns. 244 Comment
  SEINET8071634 Image available Bouteloua aristidoides var. aristidoides Deidre Conocchioli, Sarah J. De Groot 2013-9-18 50 Riverside Colorado Desert Chocolate Mountains: Valley N of Chocolate Mts. From Desert Center take I-10 W for 9.2 mi. Exit Red Cloud Rd under I-10 onto unpaved powerline road for 0.2 mi. Road parallels old raised railroad for short distance. 442 Comment
  RSA0020468  Bouteloua barbata Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6034 Riverside Chuckwalla Mountains; about 0.25 air mile southeast of Corn Spring. 480 Comment
  RSA0087454  Bouteloua barbata var. barbata Sarah J. De Groot, Amy Rouillard 2015-9-15 7567 Riverside Ford Dry Lake, Chuckwalla Valley, north of I-10. 107 Comment
  SD232160  Bowlesia incana Scott D. White, Justin M. Wood 2008-7-9 12423 Riverside San Jactino Mountains: K Flat, from large pond downstream to meadow. 2341 Comment
  SBBG89122  Boykinia rotundifolia F. C. Vasek 1987-7-14 870714 -1 Riverside Vista Grande Rd (USFS Rd 3S08) 1524 Comment
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Jun 7 2008
  PASA1871  Brandegea bigelovii 1928-3-3 Riverside Hidden Springs Canon Col. Desert Comment
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Aug 27 2016
  RSA394244  Brandegea bigelovii M. B. Dunkle 1935-4-17 4564 Riverside W. of Wiley Well. Colorado Desert. Comment
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Dec 14 2011
  RSA667308  Brandegea bigelovii B. Pitzer 1989-4-15 1285 Riverside Chocolate Mountains Aerial Gunnery Range. Large wash crossing Ridgeline Road. 700 Comment
  SBBG29366  Brandegea bigelovii D. Myrick 1968-3-3 1796 Riverside Box Cyn E of Mecca 304 Comment
  UCR126936  Brassica geniculata Julie A. Greene 1993-5-12 1321 Riverside San Jacinto Valley, San Jacinto Wildlife Area, SE end of visitor center road, east of Davis Road 436 Comment
  RSA543164  Brassica tournefortii Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6094 Riverside Vail Lake region, SW and W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  UCR167071  Brassica tournefortii Scott D. White 2005-3-29 10826 Riverside San Gorgonio Pass, Cabazon: alluvial fan and benches west of San Gorgonio river and south of I-10 fwy. west of existing gravel quarry, likely to be proposed for quarry expansion 598 Comment
  RSA229521  Brickellia arguta Philip A. Munz 1937-5-29 15150 Riverside Deep Canyon, Santa Rosa Mountains. 1067 Comment
  UCR43491  Brickellia arguta R. F. Thorne, W. A. Tilforth 1980-5-28 54208 Riverside San Bernardino Mtns., Branch canyon west of Whitewater Canyon, c. 3.2 mi. north of Whitewater Post Office and Hwy 10. 612 Comment
  UC1281263  Brickellia atractyloides H. E. McMinn 1935-6-27 4064 Riverside Palms to Pines Highway Comment
  RSA13779  Brickellia californica C. W. Tilforth, John Dourley 1970-10-16 316 Riverside Along and above intermittent stream bed, road to Santa Rosa Mtn. Comment
  RSA191990  Brodiaea filifolia E. W. Lathrop 1966-5-1 6237 Riverside 3 miles W of Murrieta Comment
  RSA678935  Brodiaea orcuttii Scott D. White, Michael Honer 2003-6-3 9478 Riverside Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  UCD60266  Bromus A. A. Beetle 1946-6-10 4345 Riverside Mt. San Jacinto. Ridge at top of Tahquitz Valley. 2438 Comment
  CLARK-A1528-42  Bromus diandrus Fred B. Essig 1967-5-7 Riverside Riverside Comment
  UCR201650  Bromus diandrus Scott D. White, Justin M. Wood 2008-5-15 11997 Riverside San Jacinto Mountains, Johnson Meadow 1476 Comment
  UCR121333  Bromus hordeaceus A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 24986 Riverside The Badlands, marble outcrop on ridge about 1/2 mile east of Mt. Eden, above Laborde Canyon, SW of Beaumont 670 Comment
  UCR154825  Bromus hordeaceus A. C. Sanders, Mike Misenhelter 2005-3-23 29281 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  RSA179504  Bromus hordeaceus E. W. Lathrop 1964-5-10 5352 Riverside 10 miles west of Murrieta. 610 Comment
  UC1929330  Bromus madritensis subsp. rubens Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10454 Riverside Peninsular Ranges, San Jacinto Mountains/Colorado Desert: E side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UCSB18305  Bromus madritensis subsp. rubens Boyles, Robert 1964-5-10 Riverside Pinon Flats Public Campgrounds; 300 yds N of Hwy 75 1249 Comment
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Nov 22 2010
  UCSB18533  Bromus madritensis subsp. rubens Winn, Will 1963-5-4 Riverside County Hwy R-1, 13.3 mi N of Lake Fillmore 853 Comment
  CLARK-A1528-43  Bromus mollis C. M. Flanagan 1973-5-12 OO 409 Riverside Morongo Indian Reservation 1158 Comment
  UCD59074  Bromus orcuttianus var. hallii Peter Kamb 1948-7-3 1141 a Riverside Hall Canyon, San Jacinto Mtns. 1645 Comment
  UCR120195  Bromus rubens Mitch Provance 1998-3-6 145 Riverside Jurupa Mountains, Slopes on the W side of Sierra Blvd, c. 0.7 km NNW of the Jensen Quarry 351 Comment
  UCR154831  Bromus rubens A. C. Sanders, Mike Misenhelter 2005-3-23 29278 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  UCR213312  Bromus tectorum A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37690 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on north side of I-15, near Temescal Canyon Rd. undercrossing, at north edge of Concordia Ranch Rd. 378 Comment
  JEPS54869  Caesalpinia virgata W. L. Jepson 1927-4-12 11634 Riverside Mecca, Painted Canyon Colorado Desert, Mecca, Painted Canyon Comment
  UCR166540  Caesalpinia virgata Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10878 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  UCR198193  Caesalpinia virgata Michael Honer, L. Hulse 2004-4-3 1918 Riverside Colorado Desert, Little San Bernardino Mountains, Rockhouse Canyon c. half mi north of intersection with Fargo Canyon 610 Comment
  UCR86192  Caesalpinia virgata A. C. Sanders 1995-5-23 17125 Riverside Sonoran (Colorado) Desert, Coachella Valley, alluvial fans below the Santa Rosa Mountains, near the mouth of Martinez Canyon, at end of 72nd Avenue 25 Comment
  RSA550018  Calandrinia ciliata Walter Wisura, A. King, L. Newcomb 1992-4-10 4679 Riverside Gorgonio Pass: Stubbe Canyon N of W-Palm Springs. Comment
  UCR116986  Calandrinia ciliata A. C. Sanders, T. B. Salvato 2001-5-3 24077 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  SBBG120003  Calandrinia menziesii A. C. Sanders, K. Volansky 2005-3-17 29238 Riverside French Valley, SE of Winchester Rd (Hwy 79) between Thompson Rd and Benton Rd, ca. 0.5 mi NE of Adobe Spring, near San Diego Aqueduct 412 Comment
  RSA757464  Callitriche marginata R. F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-05 55208 Riverside SW of Murrieta. Santa Rosa Plateau, Mesa de la Punta near S. edge of plateau, approached from De Luz road. 730 Comment
  RSA0120439  Calochortus concolor Duncan S. Bell, LeRoy Gross 2016-5-18 9596 Riverside Santa Rosa Mountains; west side of Martinez Mountain; hills in the northern section of Little Pinyon Flat. 1316 Comment
  RSA0066240  Calochortus invenustus Anonymous s.n. Riverside Strawberry Valley. 1524 Comment
  UCR127537  Calochortus palmeri var. munzii A. C. Sanders, K. Kramer 2003-6-11 26875 Riverside San Jacinto Mtns., Garner Valley, foothills on the northeast side of the valley, 1/2 mile west of Morris Ranch Rd. on a dirt track, c. 1 km west of Goff Flat 1616 Comment
  UC3449  Calochortus plummerae Geo. F. Reinhardt Jun 1897 Riverside San Jacinto Mountains Comment
  UCR178202  Calochortus plummerae Tracy Tennant, Jeffrey Ross 1998-7-21 MOR- 644 Riverside San Bernardino Mtns., Morongo Indian Reservation, ridge east of upper Hathaway Canyon, west of Burro Flats 1037 Comment
  UCR125200  Calochortus splendens Mitch Provance 1998-5-24 527 Riverside Jurupa Mtns., Belltown area, 'Belltown Hill', small knoll near the E corner of Agua Mansa Rd. and Crestmore Rd./ Market St. 299 Comment
  UCR175072  Calochortus splendens Teresa Nieto 2005-4-24 16 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  UCR21917  Calochortus splendens Steve Boyd 1980-5-8 213 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 625 Comment
  RSA586487A  Calycadenia tenella Darin L. Banks, Steve Boyd 1995-5-9 344 Riverside NW Palomar Mountains; Agua Tibia Mountains; N of the Cleveland National Forest and the Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. 732 Comment
  UC68980  Calycoseris wrightii H. M. Hall 1905-4-1 5966 Riverside McCoy Wash Colorado Desert, McCoy Wash 91 Comment
  SEINET7063457  Calyptridium monandrum A. G. Vestal 1947-3-30 s.n. Riverside About 3.8 miles east of Sage on East Benton Road. Tucalota Valley. UTM Zone 11, 502421mE, 3715161mN. (WGS84/NAD83). 565 Comment
  UC667361  Calyptridium monandrum Annie M. Alexander and Louise Kellogg 1941-5-12 2157 Riverside 5.5 mi ne of Cottonwood Spring (Colorado Desert, Eagle Mountains); Colorado Desert, Eagle Mountains 868 Comment
  UCR220119  Calyptridium monandrum D. E. Bramlet 1989-4-7 1819 A Riverside Perris-Aguanga Basin region, Lake Skinner County Park, southeast slope of Bachelor Mountain, c. 3200 ft. NW of Rawson Canyon & 8300 ft. east of Lake Skinner dam 476 Comment
  UCR21841  Calystegia macrostegia Steve Boyd 1980-7-16 s.n. Riverside Perris Basin, Motte Reserve, 2.5 miles NW of Perris, west edge of the reserve c. 1/4 mile north of the Motte's house 520 Comment
  RSA525284  Calystegia macrostegia subsp. macrostegia Steve Boyd, Laurel Arnseth, Yvonne Rasmussen, Hugo Cota, Bob Boyd 1990-5-3 4598 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 579 Comment
  UC1602147  Camissonia Philip A. Munz 1926-1-31 9973 Riverside Dos Palmos Spring Colorado Desert Comment
  POM13869A  Camissonia bistorta P. A. Munz 1922-4-29 5101 Riverside Dripping Springs, near Temecula Creek 518 Comment
  RSA68312  Camissonia bistorta G. R. Campbell 1951-5-30 16119 Riverside 9 miles west of Anza. 1067 Comment
  UCR139051  Camissonia bistorta D. L. Banks 1997-2-23 1330 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation, north of Pechanga Rd. and south of Anza Rd., just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire 460 Comment
  UCR58489  Camissonia bistorta Ed LaRue 1989-6-11 s.n. Riverside Peninsular Range, W side of Lakeview Mtns., c. 1 mi SE of town of Nuevo 640 Comment
  CSUSB178  Camissonia brevipes Rodney Hendrick 1965-3-14 Riverside In sandy area, dry wash, Box Canyon about 8 miles east of Mecca 182-274 Comment
  RSA784971  Camissonia brevipes Duncan S. Bell 2012-3-18 3214 Riverside The Mecca Hills; southeastern section of hills; at mouth of Hidden Canyon where drainage is blocked by the Coachella Canal, approximately 2.8 air miles southwest of Hidden Spring. 20 Comment
  RSA135569  Camissonia brevipes subsp. pallidula Peter H. Raven 1958-3-1 11745 Riverside Colorado Desert, US Highway 95, 8.6 miles N of Blythe. Comment
  POM37752  Camissonia campestris subsp. campestris Marcus E. Jones 1882-4-24 3168 Riverside San Jacinto Comment
  POM163413  Camissonia cardiophylla Marcus E. Jones 1926-2-16 s.n. Riverside Corn Spring. Comment
  UCR202044  Camissonia cardiophylla Denise Woodard 1998-6-11 s.n. Riverside Sonoran (Colorado) Desert, base of Santa Rosa Mtns. at mouth of Cathedral Canyon, border between Rancho Mirage and Cathedral City, site of proposed Ritz-Carlton Rancho Mirage/ Cathedral Canyon Golf Course 305 Comment
  UCR50879  Camissonia claviformis A. C. Sanders 1988-5-11 7800 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal, east of the gasline road from Niland 549 Comment
  POM38527  Camissonia claviformis subsp. aurantiaca Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. Comment
  RSA718878  Camissonia claviformis subsp. aurantiaca Michael Honer, L. Hulse 2004-4-14 1947 Riverside Rice Valley; appx. 2 mi. SE of Rice. 240 Comment
  UC1537607  Camissonia contorta Gordon H. True Jr. 1935-2-22 12 Riverside Mockingbird Canyon Comment
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Jun 24 2020
  UCR120955  Camissonia ignota A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23885 Riverside Perris-Aguanga Basin region, Temecula, along east side of pipeline NE of Long Canyon, west of San Diego Aqueduct 381 Comment
  UCR281241  Camissonia intermedia Mitch Provance, Jeremiah George 2017-3-21 317- 61 Riverside Temescal Valley, S side of Highway I-15, 0.2 miles SSE of Glen Eden Rd. and De Palma Rd. 396 Comment
  RSA710936  Camissonia pallida A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16137 Riverside Sonoran (Colorado) Desert: mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point & I-10, Coachella Valley. 329 Comment
  UCR177151  Camissonia pallida Scott D. White, Michael Honer 2003-4-25 9092 Riverside San Bernardino Mtns, Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm, west side of road 671 Comment
  POM37762  Camissonia pallida subsp. hallii Marcus E. Jones 1903-5-11 s.n. Riverside Banning. 701 Comment
  POM10194  Camissonia pallida subsp. pallida P. A. Munz 1920-4-30 4495 Riverside Pinyon Wells, Little San Bernardino Mts. 1220 Comment
  RSA731013  Camissonia strigulosa M. Wall 2008-4-4 448 Riverside San Jacinto Valley, Bautista Creek SE of Hemet, off Bautista Rd. ca. 8.0 miles SE of junction with Fairview Avenue. 778 Comment
  POM9585  Camissonia strigulosa I. M. Johnston 1920-5-8 s.n. Riverside Near Wineville [RR Station] in sand by road. [Wineville = Mira Loma] Comment
  UCSB39999  Camissoniopsis bistorta Sauls, Mary 1978-4-24 Riverside 1 mile south of Glen Eden road on State Hwy 15 Comment
  SD254656  Camissoniopsis hirtella Jennifer H. Jones, Thi (Teresa) Bui and Holly Summers 2006-5-31 342 Riverside Peninsular Ranges; San Jacinto Mountains: Just down Mt Edna Road W off of CA Hwy 243 (Cabazon 7.5'Q) 1146 Comment
  UCSB38661  Camissoniopsis micrantha Cowan, Clark 1978-4-25 Riverside Whittaker transect #W-229; 6.7 mi (10.7 km) SW on 74 from jct w/ 71, 4.6 mi (7.3 km) from Lake Elsinore, Sta. Ana Mts., Cleveland Nat. F. Comment
  SD185272  Camissoniopsis pallida A. C. Sanders, J.. Dice, K. C. Rose, D. Woodard 1995-3-19 16160 Riverside San Jacinto Mountains foothills/Sonoran (Colorado) Desert; Coachella Valley; alluvial fan of Chino Canyon along the Palm Springs tram road, N of the road, 11 telephone poles above Hwy 111/Palm Canyon Drive (Palm Springs 7.5'Q) 299 Comment
  UC219221  Camissoniopsis pallida subsp. pallida P. A. Munz and I. M. Johnston 1922-5-6 5223 Riverside Smith Water Canyon Little San Bernardino Mts. 1005 Comment
  UCR102856  Capsella bursa-pastoris A. C. Sanders 1997-4-3 20157 Riverside Lake Skinner area, near north foot of Black Mountain, slopes south of Crown Valley 726 Comment
  SEINET238999  Carduus pycnocephalus Unknown 1972-5-11 Riverside Box Springs Mtns.: Highgrove National Orange Co. property beyond E end of Palmyrita Ave. (San Bernardino South 7.5' Q.) 412 Comment
  CAS-BOT-BC20702  Carex fracta H. E. Hasse s.n. Riverside San Jacinto Mountains. Comment
  RSA613753  Carex fracta Scott D. White 1996-8-1 4453 Riverside Idyllwild area: North of Isomata along USFS Road 5S24.1., Ca. 33 deg 44 N, 116 deg 45 W. 1555 Comment
  POM14312  Carex hassei Phillip A. Munz 1922-6-27 5862 Riverside Santa Rosa Mountains. 2012 Comment
  RSA752878  Carex jonesii Orlando Mistretta 2009-7-10 4000 Riverside Santa Ana River Canyon. Vicinity of Camp Round Meadow; 0.40 miles SE of junction of highway 38 and Jenks Lake Rd. 2027 Comment
  POM1480  Carex praegracilis I. M. Johnston 1918-5-30 s.n. Riverside Temescal. 305 Comment
  RSA515340  Carex praegracilis Jeri Hirshberg 1989-5-3 s.n. Riverside Santa Rosa Plateau; S of town of Murrieta, on S side of Mesa de Burro. 549 Comment
  CHSC106621  Carex sartwelliana P. F. Zika; Nick Otting 2010-8-6 25299 Riverside N Fork San Jacinto River, Dark Canyon, at Azalea Trails Girl Scout Camp, San Jacinto Ranger District, San Bernardino National Forest. 1910 Comment
  POM7120  Carex senta Phillip A. Munz, L. T. Street 1919-5-7 2726 Riverside Tahquitz Canyon, San Jacinto Mountains 244 Comment
  UC2030051  Carex subfusca Robert F. Thorne, J. P. Simon, and C. W. Tilforth 1969-6-24 38118 Riverside SAN JACINTO MOUNTAINS: San Bernardino National Forest. Above James Reserve in Hall Canyon. Comment
  NY38470  Carex vitrea S. B. Parish 1896-7-4 4144 Riverside Palm Springs, (Agua Caliente) desert base of San Jacinot Mountain 152.4 Comment
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Sep 7 2010
  SD187428  Carya illinoinensis R. E. Riefner Jr. 2007-6-16 07 258 Riverside City of Hemet, Lake St. at Florida Ave. (Hwy 74) 530 Comment
  UCD110245  Carya illinoinensis A. C. Sanders; T. B. Salvato 2003-5-21 26778 Riverside Temescal Valley: Lawson Drive near Glen Ivy, in a wetland reserve area for the Trilogy development. 335 Comment
  JEPS28841  Castilleja affinis subsp. affinis Peter H. Raven 1959-4-23 14014 Riverside 1.3 mi e Dripping Springs Comment
  UC1012299  Castilleja applegatei subsp. martinii F. W. Pennell and A. L. Grant 1940-4-28 25283 Riverside w slope San Jacinto Range (Route 74) 1402 Comment
  RSA769776  Castilleja exserta Duncan S. Bell, Joy D. England 2010-5-17 1009 Riverside San Bernardino National Forest: Rouse Ridge, approximately 0.75 air mile southeast of junction of Highway 74 and forest service road 5S15. 759 Comment
  RSA772020  Castilleja exserta Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4950 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  SBBG47446  Castilleja exserta N. C. Cooper 1949-4-21 1127 Riverside Banning 701 Comment
  UCR154640  Castilleja exserta A. C. Sanders, T. B. Salvato 2005-4-28 29770 Riverside Peninsular Ranges, Gavilan Hills; north of Santa Rosa Rd., 1 mi. SW of Ida Leona Mine 625 Comment
  UCR164566  Castilleja foliolosa S. J. Myers 2001-7-16 s.n. Riverside Peninsular Range; San Jacinto Mtns, Bautista Canyon 951 Comment
  POM90991  Castilleja foliolosa E. C. Jaeger 1925-12-22 s.n. Riverside Aguanga. 793 Comment
  HSC92880  Caulanthus heterophyllus Karen Kirtland 1993-4-17 Riverside Hills N of Temecula Comment
  UC64339  Caulanthus heterophyllus H. M. Hall 1897-3-13 387 Riverside Wildomar Comment
  UCD114553  Caulanthus heterophyllus A. C. Sanders; Steven R. Hill 2001-5-4 24134 Riverside Santa Ana Mountains region: W of Temecula, Santa Rosa Plateau area, top of escarpment on Rancho California Road at Avenida del Oro (to Sandia Crk. Dr.), E side of Rancho C. Road. 148 Comment
  RSA569988  Ceanothus crassifolius Steve Boyd, Kyle Boyd 1993-3-28 7922 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road. 792 Comment
  RSA606778  Ceanothus crassifolius Jon E. Keeley 1996-5-13 27429 Riverside In on N side of Agua Tibia Range, 2-3 km S of Agua Tibia Wilderness boundary gate on trail extending ca. 100 m S of enclosed reservoir on ridge SE of Woodchuck Resort at end of Woodchuck Rd., S of Hwy 79. 1000 Comment
  UCR98060  Ceanothus crassifolius A. C. Sanders 1997-3-1 19728 Riverside Box Springs Mountains, Pigeon Pass, canyon below Regulus Road, 0.6 mi. west of Pigeon Pass Road., 0.4 mi. east of Bench Mark 'Table' (2559 ft). 610 Comment
  LA42051  Ceanothus cuneatus Mary V. Hood; 1944-4-4 44- 17 -k* Riverside Between Agaunga & Oak Grove 609 Comment
  RSA575056  Ceanothus cuneatus Steve Boyd 1981-3-4 810304 -J Riverside Gavilan Hills region, low hill and adjacent flats along Gavilan Creek drainage at the southwest end of Harford Springs County Park on the Gavilan Plateau, north of Ida Leeona Road and east of the trailer park. 610 Comment
  RSA25737  Ceanothus cuneatus Carl B. Wolf 1941-8-12 11144 Riverside San Jacinto Mts. 4 mi. so. of Idylwild on road to Tauquitz lodge. 1372 Comment
  UCR178154  Ceanothus greggii Jeffrey Ross, T. B. Salvato 1998-5-14 MOR- 143 Riverside San Bernardino Mtns., Morongo Indian Reservation, flat area cut by small wash, south and west of dirt road to Kitching Peak near junction with East Branch Millard Canyon, tree stand M-04 1128 Comment
  UC1922183  Ceanothus greggii var. perplexans Naomi Fraga, Tim Thibault 2006-5-16 1669 Riverside Peninsular Ranges; San Jacinto Mountains region; ca. 2.5 miles up Morris Ranch Road near its intersection with a locked FS road west of Goff Flat. 1585 Comment
  POM305701  Ceanothus leucodermis Henry J. Ramsey, Henry J. Ramsey 1939-4-22 1038 Riverside Hemet-Anza, Bautista Creek Road. Comment
  RSA68332  Ceanothus leucodermis G. R. Campbell 1951-5-30 16150 Riverside Pine Meadow Ranch, SE of Kenworthy 1433 Comment
  RSA0019585  Ceanothus leucodermis Toppenberg 1961-5-12 s.n. Riverside Hwy to Idyllwild, Beaumont side. Comment
  RSA0060582  Ceanothus leucodermis Bob Rogers 1984-5-5 31 Riverside Collected along a trail bordering the West side of Fuller Mill Creek heading upstream. Starting point was on the North side of hwy 243, 11.6 miles from hwy 74/hwy243 jctn. 1524 Comment
  RSA221012  Ceanothus oliganthus E. W. Lathrop 1966-4-28 6221 Riverside 4 mi. west of Corona between Tin mine Canyon and Santiago Peak, Skyline Drive. Comment
  UC718386  Ceanothus oliganthus var. oliganthus P. C. Everett 1935-6-18 7209 Riverside ca 1.5 mi n Main Divide Motorway (Coldwater Canyon trail.); Santa Ana Mts. Comment
  RSA557891  Ceanothus oliganthus var. sorediatus Steve Boyd, Orlando Mistretta 1992-4-22 7002 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Indian Potrero Trail south from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon. 610 Comment
  UC774793  Ceanothus palmeri Carl B. Wolf 1941-8-12 11145 Riverside between Keen Camp P.O. and Hemet Valley (Keen Camp Summit); San Jacinto Mts. 1493 Comment
  UCSB39074  Ceanothus perplexans Jorgensen, Jan 1982-2-19 Riverside 3 kilometers up highway 243 from Interstate 10, Banning. San Jacinto mountains. 1000 Comment
  UCR97466  Cenchrus echinatus A. C. Sanders, Pam MacKay, Tim Thomas, G. K. Helmkamp 1997-2-8 19677 Riverside Colorado Desert, Coachella Valley, North Palm Springs, Indian Avenue at I-10 freeway; Garnet. 188 Comment
  UCR85609  Centaurea cyanus Michael A. Patten 1993-6-23 s.n. Riverside Northern Santa Rosa Plateau, Santa Ana Mtns along Avenida La Cresta c. 3 mi west of Clinton Keith Rd 673 Comment
  UCR3465  Centaurea melitensis Tom Painter 1964-5-16 51664 4 Riverside San Bernardino Valley/Perris-Aguanga Basin, Box Springs Mtn., 1.2 mi SW of intersection of Pigeon Pass Road and Box Springs Road 765 Comment
  UCR119949  Centaurea repens Mitch Provance 1998-9-5 1026 Riverside City of Riverside, Hillside area, along the south side of Dewey St., between Streeter Ave. and Palm Ave. 238 Comment
  UCR90619  Centaurium venustum Scott D. White 1995-6-29 3401 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  RSA707580  Centromadia pungens subsp. laevis Jasmine Watts 2005-7-19 s.n. Riverside Hemet. South of Highway 74, and west of Warren Road. Comment
  UCR158935  Ceratonia siliqua Steve Morgan 2005-8-5 s.n. Riverside Riverside: UCR Botanical Garden, Grid Cell P-4 in Australian section 396 Comment
  POM68414  Cercidium floridum Marcus E. Jones 1924-2-26 s.n Riverside Shaver's Well. Comment
  RSA11596  Cercidium floridum C. Epling, Wm. Robison 1933-6-24 s.n Riverside Collected near Indio. Comment
  RSA498419  Cercidium floridum H. de Forest 1924-3-28 sn Riverside Palm Springs. Comment
  UC1073270  Cercidium floridum subsp. floridum George B. Rossbach 1955-4-23 314 Riverside near Shaver's Well (along Route 195 e of Mecca); Box Canyon Wash 304 Comment
  RSA776765  Chaenactis carphoclinia Amber Swanson 2011-4-8 383 Riverside Granite Mtns area E of Hwy 177 near jct 62. 423 Comment
  UCR256344  Chaenactis carphoclinia Duncan S. Bell 2011-12-30 3031 Riverside Sonoran (Colorado) Desert, Arica Mountains: southern section of the mountain range within the Palen/McCoy Wilderness area; c. 2 air miles southwest of Priests Well, or c. 7 air miles southwest of the ghost town of Rice 365 Comment
  RSA510023  Chaenactis carphoclinia var. carphoclinia B. Pitzer 1988-3-10 645 Riverside Chuckwalla Mountains. W side of mountains, on gas line road ca. 1.5 mi north of intersection with Red Cloud Mine Road (& wash); ca. 2 miles (airline) S of Highway I-10. (Red Cloud Road. 10 km cell; PH-2N, 3E) 488 Comment
  RSA567641  Chaenactis carphoclinia var. carphoclinia Theo Glenn 1991-5-2 91 -24 Riverside McCoy Mtns, NW of Blythe. 350 Comment
  RSA161351  Chaenactis fremontii Percy C. Everett 1963-5-3 24493 Riverside Colorado Desert, Hwy 99, 2.7 miles NE of exit to 29 Palms & Yucca Valley. 30 Comment
  UC1718086  Chaenactis fremontii John S. Mooring 1962-3-10 569 Riverside Whitewater Canyon ca. 0.5 miles N of hwy 60-70 Comment
  SD130354  Chaenactis glabriuscula Ed LaRue 1990-4-13 Riverside I(c) miles northwest of Aguanga, north of Highway 79 and west of Highway 371. 640 Comment
  UCSB11119  Chaenactis glabriuscula Haines, Bruce 1962-5-5 Riverside 6.6 miles south of Banning on Banning to Idyllwild Road 1158 Comment
  CAS-BOT-BC277408  Chaenactis glabriuscula var. glabriuscula Steve Boyd 1986-5-1 1820 Riverside Bachelor Mtns.: lower south slopes of Bachelor Mtn., east end of Lake Skinner Comment
  POM19631  Chaenactis glabriuscula var. glabriuscula Mary F. Spencer 1923-6-16 2162 Riverside Idyllwild, San Jacinto Mts 1646 Comment
  RSA171362  Chaenactis glabriuscula var. glabriuscula J. D. Olmsted 1962-5-3 3529 Riverside Santa Rosa Indian Reservation, following SW flank of mountains; 1/2 mi. SE of turn up to old Indian Village 1768 Comment
  RSA507171  Chaenactis glabriuscula var. glabriuscula Kathy Harper 1988-5-14 s.n. Riverside San Jacinto Mts, N of Castile Canyon Dr. at Poppet flat, off Hwy 243. Comment
  RSA523317  Chaenactis glabriuscula var. glabriuscula G. H. True 1935-3-15 112 Riverside Box Springs 34 Comment
  UCR281277  Chaenactis glabriuscula var. glabriuscula Mitch Provance, Jeremiah George 2017-3-21 317- 10 Riverside Temescal Valley, Horsethief Wash (E branch impeded by development), N of Hwy 15 and NNW of Horsethief Rd., area between Temescal Canyon Rd. and Temescal Creek 357 Comment
  SEINET7450235 Image available Chaenactis glabriuscula var. lanosa H. M. Hall 3845 Riverside Riverside Comment
  UCR18650  Chaenactis parishii Frank C. Vasek 1973-6-8 730608- 71 Riverside Santa Rosa Mtns., road 1 mile below Garnet Queen Creek 1768 Comment
  JOTR30260  Chaenactis stevioides Leary, C. and Leary, Pat 1979-5-6 3022 Riverside Joshua Tree National Park. In burned area west of Lost Horse Valley, Joshua Tree National Monument, T2S R7E sec 13 Comment
  POM351833  Chaenactis stevioides var. stevioides Geo Cantwell 1935-4-8 s.n. Riverside McCoy Springs, McCoy Mnts. [NW of Blythe] Comment
  UCR20633  Chaetopappa aurea W. W. Mayhew 1977-7-5 s.n. Riverside San Jacinto Mtns, 2 mi. west of Idyllwild 1494 Comment
  UC868576  Chamaesyce Ivan Johnston 1917-4-4 Riverside Palm Canyon Colorado Desert Comment
  JOTR33955  Chamaesyce albomarginata La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2841 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; sandy wash and gravelly benches with bouldery granitic outcrops Comment
  POM253441  Chamaesyce micromera Thos. Craig, Frances Craig 1939-11 s.n. Riverside Aguanga. Comment
  RSA668235  Chamaesyce nutans A. C. Sanders 1994-11-8 15863 Riverside Sonoran (Colorado) Desert Coachella Valley, Palm Desert. Weeds in lawns & flower beds along a commercial strip on Hwy 111 between Hwy 74 and Sage Lane. 46 Comment
  RSA0050424  Chamaesyce polycarpa Sarah J. De Groot, Cheryl S. Sevilla 2014-9-11 7299 Riverside Along Midland Road near Cox, southwest of Big Maria Mountains, east-southeast of Little Maria Mountains, north of McCoy Wash; about 5.4 miles northwest of 'Buzzardville', 10.9 miles north of the Riverside County disposal site., About 15 miles northwest of Blythe. 245 Comment
  RSA736554  Chamaesyce polycarpa Scott D. White, Angelia Carey 2004-7-2 10579 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  RSA781417  Chamaesyce polycarpa Duncan S. Bell 2011-10-22 2997 Riverside Arica Mountains: west side of the mountain range, approximately 2.6 air miles west of Priests Well, and approximately 6.8 air miles southwest of the ghost town of Rice. 437 Comment
  UCSB16774  Chamaesyce polycarpa Dearing, Hugh; Dearing, Margaret 1941-11-23 Riverside Near Cathedral City, Colorado Desert Comment
  RSA0104441  Chamaesyce setiloba Duncan S. Bell, Evan Meyer 2014-10-28 7663 Riverside Santa Rosa Mountains; at the foot of the mountains between Toro Canyon and Martinez Canyon. 169 Comment
  RSA495412  Cheilanthes clevelandii Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-12 2947 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  UC199915  Cheilanthes clevelandii S. B. and W. F. Parish April, 1882 508 Riverside Potrero San Jacinto Comment
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Nov 9 2009
  UC811537  Cheilanthes clevelandii P. A. Munz 1922-4-29 5116 Riverside 5 mi w Aguanga 731 Comment
  JOTR30987  Cheilanthes covillei La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1965 Riverside Joshua Tree National Park. (Stop 3) Hexie Mountains, slopes above Blue Cut Gorge Comment
  RSA85555  Cheilanthes covillei F. W. Peirson 1921-3-22 2331 Riverside Murray Canyon near Palm Springs. 488 Comment
  UC42439  Cheilanthes covillei Vasey Jr. Feb. 1881 13 Riverside Whitewater Comment
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Nov 29 2010
  UC729539  Cheilanthes covillei Carl B. Wolf 1932-5-24 3646 Riverside 1/2 mi below fish hatchery Snow Creek Canyon; N Base San Jacinto Mts 548 Comment
  POM12437  Cheilanthes newberryi Philip A. Munz 1922-4-30 5127 Riverside Hemet Butte Comment
  UCR112955  Cheilanthes newberryi B. G. Pitzer 1998-3-1 3548 Riverside Lakeview Mtns, Maze Stone county historical marker & picnic area, E side of mtns, on W side of Reinhardt Canyon 610 Comment
  CAS-BOT-BC70333  Cheilanthes parryi Edmund C. Jaeger 1922-3-18 s.n. Riverside Eagle Canyon, 4 miles east of Palm Springs Comment
  CAS-BOT-BC70334  Cheilanthes parryi Ira L. Wiggins 1938-3-25 8924 Riverside Eagle Canyon, 3-5 miles south of Palm Springs Comment
  UC1394427  Chenopodium album H. A. Wahl 1966-9-17 21798 Riverside Idyllwild San Jacinto Mountains Comment
  UCR113607  Chenopodium album A. C. Sanders, Mitch Provance 2000-10-16 23722 Riverside Riverside, railroad right of way between Watkins Dr. and Campus View Dr., near site of Lemona siding 335 Comment
  UCR128249  Chenopodium berlandieri A. C. Sanders, Kelly Volansky 2003-10-16 27333 Riverside Moreno Valley, lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. 534 Comment
  UCR278859  Chenopodium berlandieri Mitch Provance 2012-7-15 612- 68 Riverside Beaumont Plateau, W end of Banning, 'Pershing Channel', N side W Ramsey St., W side of Omar St. 768 Comment
  UC1929614  Chenopodium californicum Scott D. White 2003-3-21 8798 Riverside SANTA ANA MOUNTAIN FOOTHILLS: Rancho Mission Viejo. East-facing slopes above an unnamed tributary to San Juan Creek. Comment
  UCR249814  Chenopodium californicum T. B. Salvato, John Lovio 2013-3-19 7352 Riverside Perris-Aguanga Basin, Menifee Valley, Los Alamos Road at its crossing of Warm Springs Creek, and hill west of Jeanette Drive 402 Comment
  UCR113595  Chenopodium missouriense A. C. Sanders, Mitch Provance 2000-10-4 23717 Riverside Riverside, UCR Botanic Garden, gully on east fence SE of the herb garden 366 Comment
  UCR102865  Chenopodium murale A. C. Sanders 1997-3-19 20063 Riverside Lake Skinner area, upper Rawson Canyon, west of Black Mountain, along the road from Lake Skinner 549 Comment
  UCR108713  Chenopodium murale Scott D. White, Pam DeVries 1998-2-9 6081 Riverside Coachella Valley, La Quinta/Palm Desert Area: Whitewater River Channel at & near Miles Ave. crossing 30 Comment
  UCR148322  Chenopodium murale John F. Green 2005-1-12 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  SEINET269562  Chilopsis linearis subsp. arcuata Scott D. White 1996-5-27 4075 Riverside E. of Moreno Valley and S.of Calimesa between State Hwy. 60 and Gilman Spr. Rd. west and north of former gravel quarry 518 Comment
  CDA1889  Chloris truncata E. Storm 1978-11-9 Riverside Nunes Turfgrass nursery, 30611 Leon Road, Winchester. 0 Comment
  SD27991  Chloris virgata Carl B. Wolf 1932-4-28 3071 Riverside Colorado Desert. Chuckwalla Valley, 20 mi west of Blythe on the Mecca Road. 121 Comment
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Mar 26 2011
  CAS-BOT-BC191701  Chorizanthe brevicornu var. brevicornu H. Walton Clark 1926-6-1 s.n. Riverside Indio Comment
  JOTR30957  Chorizanthe brevicornu var. brevicornu La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1932 Riverside Joshua Tree National Park. (Stop 1) Pleasant Valley at base of Hexie Mountains, near Blue Cut Gorge Comment
  JOTR33985  Chorizanthe corrugata La Doux, Tasha, M. Harding 2010-4-7 2873 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View with cobble benches above wash Comment
  UCR148853  Chorizanthe corrugata S. J. Myers 2005-1-31 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 10 miles ESE of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 20 Comment
  RSA674572  Chorizanthe fimbriata Scott D. White 2000-5-3 7763 Riverside Temecula Area: Near Wolf Valley. Valley and hillsides along unnamed tributary to Temecula Creek, directly S of 'Red Hawk' subdivision. 351 Comment
  UC597640  Chorizanthe fimbriata var. laciniata Philip A. Munz 1937-5-31 15116 Riverside at head Coyote Canyon (below Anza Tablet, sw Riverside County); head Coyote Canyon below Anza Tablet 1005 Comment
  UCR217644  Chorizanthe leptotheca Jeff B. Galvin 2010-6-7 132 Riverside San Jacinto Mountains, Bautista Canyon, slopes on east side of creek, c. 1 km north of conservation camp 847 Comment
  RSA525679  Chorizanthe parryi var. parryi Steve Boyd, Arnseth, Rasmussen, Cota 1990-5-3 4550 Riverside Vail Lake area, rolling terrain at jct of hwy R3 and Powerline Rd. NE of the lake. Comment
  UC450107  Chorizanthe parryi var. parryi F. M. Reed 1907-6-10 1423 Riverside Riverside and vicinity 304 Comment
  UCR260516  Chorizanthe parryi var. parryi T. B. Salvato, Matt Malle, Tom Sullivan 2014-5-28 7998 Riverside Perris-Aguanga Basin, Menifee, west side of Byers Rd between Wickerd Rd and Adjer St. 0.75 mi northwest of the intersection of Bundy Canyon Road and Murrieta Rd, and 4.1 mi southeast of Canyon Lake Comment
  CAS-BOT-BC257784  Chorizanthe polygonoides var. longispina A. C. Sanders; T. B. Salvato 2011-4-4 38973 Riverside Peninsular Range: Warm Springs Valley, 0.4 mi. WNW (276 deg. ) of intersection of Collier Ave. & Riverside Dr./Hwy 74, NE of Baker St. 387 Comment
  RSA150980  Chorizanthe procumbens Clare B. Hardham 1962-4-6 8949 Riverside 395 Intersection, Rd to Rainbow near Temecula Canyon Comment
  RSA392785  Chorizanthe procumbens J. Olmstead 1962-5-10 3638 Riverside Potrero country along S Divide T.T. [South Main Divide Road], SE end of Santa Ana Mts., SSW of Lake Elsinore Comment
  SEINET7072843  Chorizanthe rigida A. G. Vestal 1963-5-19 s.n. Riverside About 0.5 mile west of Cahuilla. Coordinate datum: WGS84/NAD83. (33? deg. 32' 25" North Latitude, -116? deg. 45' 8" West Longitude, Coordinate datum: NAD27.). Comment
  UCR112107  Chorizanthe rigida A. C. Sanders, T. B. Salvato, Mitch Provance 2000-4-25 23359 Riverside Coachella Valley, east side of the Coachella Canal between I-10 and Ave. 56 (Airport Rd.), 3 miles east of Thermal 15 Comment
  RSA543899  Chorizanthe staticoides Steve Boyd 1991-5-20 6270 Riverside Santa Ana Mountains, NW of Lake Elsinore. Lower Rice Cyn, just inside Cleveland Nat. For. boundary. 573 Comment
  SEINET2026223 Image available Chorizanthe staticoides Scott D. White 2001-4-19 8380 Riverside Perris Basin. Perris / Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., ca. 1.5-2 mi west of I-215. 442 Comment
  RSA708568  Chorizanthe xanti var. leucotheca Scott D. White, Jennifer H. Jones 2005-5-24 11098 Riverside Banning Pass area: Cabazon. San Gorgonio River wash and adjacent alluvial flats and benches to west. 573 Comment
  SD248476  Chorizanthe xanti var. xanti Lee A. Ripma 2008-6-25 130 Riverside Peninsular Ranges: San Jacinto Mountains: Alvin Meadows (Blackburn Canyon 7.5'Q) 1467 Comment
  POM351998  Chrysothamnus nauseosus subsp. mohavensis H. de Forest, Jack Rempel 1932-10-23 16157 Riverside Between Palm Springs and Whitewater along snow creek Comment
  SD70008  Chylismia arenaria Darley F. Howe 1968-3-19 Riverside Graham Pass, Little Chuckwalla Mountains. Comment
  UC310587  Chylismia brevipes subsp. brevipes Philip A. Munz 1926-1-31 9950 Riverside Dos Palmos Spring Colorado Desert Comment
  RSA0117920  Chylismia cardiophylla subsp. cardiophylla Sarah J. J. De Groot, Cheryl Sevilla 2016-3-16 7653 Riverside Mecca Hills: Side canyon along Painted Canyon Road. northeast of Mecca, northwest of Box Canyon. 170 Comment
  UC19967  Chylismia cardiophylla subsp. cardiophylla S. B. Parish Apr 4 1896-Apr 13 1896 4118 Riverside Palm Springs (Agua Caliente) San Jacinto Mt. (desert base of mt.) 152 Comment
  SBBG60504  Chylismia cardiophylla subsp. cardiophylla Anstruther Davidson 1893-1 Riverside Agua Caliente Springs Comment
  CAS-BOT-BC160622  Chylismia claviformis subsp. aurantiaca Geo. B. Grant 1906-4-20 s.n. Riverside Palm Springs Comment
  CAS-BOT-BC160633  Chylismia claviformis subsp. aurantiaca Aven Nelson; Ruth A. Nelson 1939-3-28 3305 Riverside South of Mecca on hiway 111, to Salton Sea Comment
  UC1184364  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-1-25 11482 Riverside 11.3 mi w Shavers Summit Comment
  UC1602062  Chylismia claviformis subsp. aurantiaca H. Lewis 1952-4-5 Riverside rd to 29 Palms 1 mi s road to Desert Hot Springs Comment
  UC873934  Chylismia claviformis subsp. aurantiaca Ira L. Wiggins 1937-3-9 8759 Riverside gravelly wash 5 mi w Shaver's Well Comment
  UCSB12723  Chylismia claviformis subsp. peirsonii Dearing, Hugh; Dearing, Margaret 1930-4-13 Riverside Colorado desert between El Centro and Palm Springs Comment
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Jan 7 2015
  POM13997  Clarkia dudleyana E. C. Jaeger 1921-6-13 938 Riverside San Jacinto Mountains, McMullen Trail [Banning to McMullen Flat] 915 Comment
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Nov 5 2011
  POM3017  Clarkia dudleyana H. M. Hall 1901-06 2265 Riverside In San Jacinto Mountains, canyons of the west side. 1524 Comment
  UCR92183  Clarkia similis D. L. Banks, Steve Boyd 1995-5-3 0185 Riverside Agua Tibia Mtns Watershed, Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn., east of Dripping Springs Alcove, along lower alluvial benches of Arroyo Seco 512 Comment
  RSA0059956  Clarkia unguiculata J. C. Roos, L. Roos 1952-4-28 5587 Riverside South side Fairount Park. 259 Comment
  UCR158133  Claytonia parviflora A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30083 Riverside Peninsular Range, Agua Tibia Mountains, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  RSA770694  Claytonia parviflora subsp. parviflora Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4795 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SDSU20292  Clematis pauciflora Adrienne D. Russell, Michael G. Simpson 2000-4-29 129 Riverside North Field Station, Santa Margarita Ecological Reserve, rocky hillside between trailer and gorge on edge of lot, driveway. Comment
  RSA20088  Cleome isomeris I. W. Clokey, E. G. Anderson 1935-4-17 6641 Riverside Cottonwood Springs. Comment
  RSA357785  Cleome isomeris R. F. Thorne, M. Z. Thorne 1973-5-30 42673 Riverside Morongo valley Canyon: near mouth at junction of roads to Morongo Valley and Desert Hot Springs, on rocky and sandy outwash of Mission Creek. 488 Comment
  SDSU9011  Coleogyne ramosissima Joan Godsil 1953-1-18 552 Riverside Joshua National Monument, 29 Palms to Cottonwood Springs Hwy. 1099 Comment
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Jan 24 2013
  UC219054  Collinsia concolor Munz and Johnston 1922-5-19 5433 Riverside Hemet Valley; San Jacinto Mtns; Hemet Valley 1402 Comment
  VVC478  Collinsia concolor A. C. Sanders, J. Mac 1997-5-4 20667 Riverside San Jacinto Mountains, N side along Hwy 243, 1.5 mi. below Twin Pines Ranch Road (McMullen Flat), N slope of peak 3740 1067 Comment
  CLARK-A1528-4193  Collinsia heterophylla John C. Roos 1950-4-15 4733 Riverside Reche Canyon 822 Comment
  SDSU13334  Collinsia heterophylla var. heterophylla Tom Duffy, Taria Sagar 2000-4-29 4 Riverside Two hundred meters NE of Santa Margarita Ecological Reserve North end. 320 Comment
  RSA0117392  Collinsia parryi Steve D. Boyd, Orlando Mistretta 1992-4-23 7072 Riverside San Mateo Canyon Wilderness Area, along San Mateo Creek from Riverside Co. line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. 244 Comment
  UCR166148  Collomia grandiflora T. B. Salvato, John F. Green 2004-5-27 550 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 1 mi SE of Oak Glen Conservation Camp 1402 Comment
  CAS-BOT-BC52502  Colubrina californica Marjorie Clary 1935-11-17 2568 Riverside Eagle Mts. (SE. slopes), 3 mi. E. of Mecca-Blythe road Comment
  JOTR36454  Colubrina californica La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3424 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; narrow north fork of large canyon w/ cobbley wash and steep rocky walls (Stop 2) 338 Comment
  JOTR36484  Colubrina californica La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3424 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; narrow north fork of large canyon w/ cobbley wash and steep rocky walls (Stop 2) 338 Comment
  UCR41549  Colubrina californica A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6141 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  UCR43233  Commelina benghalensis I. Lazcano F. 1986-5-14 s.n. Riverside U.C. Riverside Campus, vegetable gardens in the Family Housing area. Comment
  HSC80296  Convolvulus arvensis Steve Boyd 1985-7-23 1003 Riverside 5.2 mi. W of Rancho California on De Luz Rd. 396 Comment
  UCR91470  Convolvulus arvensis Scott D. White, M. Jacobsmeyer 1996-4-20 3974 Riverside Perris Basin, Near Perris Airport, c. 100 m north of Case Road, just west of the I-215 Fwy 433 Comment
  RSA524443  Convolvulus simulans Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4059 Riverside Vail Lake area, E flank of Big Oak Mtn, S of E summit. 610 Comment
  RSA191402  Conyza canadensis E. W. Lathrop, R. F. Thorne 1967-9-26 6640 Riverside 6 miles NW of Murrieta. Comment
  RSA741598  Conyza floribunda Justin M. Wood 2008-9-22 161 Riverside SW Perris Basin; Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  CDA20751  Conyza sumatrensis R. W. Schaffer 2006-11-17 PDR 1262127 Riverside near Oasis St., Indio Ca. 0 Comment
  UCR262246  Cordylanthus rigidus T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-23 3737 Riverside San Jacinto Mountains, San Jacinto River Canyon, along South Fork Trail (FSR 2E17), c. halfway between Hwy 74 and the bottom of the canyon 1274 Comment
  JEPS57428  Cordylanthus rigidus subsp. setiger L. R. Heckard with T. I. Chuang and R. Bacigalupi 1968-7-14 2028 Riverside just n Sage 731 Comment
  UC162747  Cordylanthus rigidus subsp. setiger H. M. Hall Aug. 1897 Riverside San Jacinto Mts. Comment
  UC455558  Cordylanthus rigidus subsp. setiger I. J. Condit 1910-6-21 Riverside Strawberry Valley San Jacinto Mts. 1676 Comment
  UC89484  Coreopsis californica var. californica T. S. Brandegee April, 1901 Riverside Colorado Desert Comment
  CAS-BOT-BC287191  Corethrogyne filaginifolia A. C. Sanders 2004-7-1 28382 Riverside Perris-Aguanga Surface/Menifee Valley Region: Paloma Valley, large rocky hill (1762 ft) 1 mile E of Murrieta Rd and 1 mile N of Bundy Canyon Rd, ca 5 miles due S of Sun City 488 Comment
  JEPS41858  Corethrogyne filaginifolia Carl V. Meyer 1928-7-30 574 Riverside Saunder's Meadow; San Jacinto Mts. 1706 Comment
  UC63361  Corethrogyne filaginifolia E. A. Zumbro 1902-10-1 363 Riverside Riverside Comment
  RSA621444  Cornus glabrata D. L. Banks 1997-11-15 2192 Riverside NW Palomar Mountains, Agua Tibia Mountains: North face of Dorland Mountain, on the north side of the Dorland Mountain Arts Colony. Along the margins of a small man-made pond. 549 Comment
  UC218222  Cornus glabrata P. A. Munz 1922-6-24 5806 Riverside Hemet Valley, Pipe Creek San Jacinto Mts., Hemet Valley, Pipe Creek 1524 Comment
  POM667082  Coryphantha alversonii Clarence Bonner, Alice Bonner 1961-12-1 s.n. (M E) Riverside Eagle Mountain Range: East end of the Eagle Mountains near Eagle Mountain pumping station, Metropolitan Water District Aqueduct. 305 Comment
  CLARK-A1528-200  Cotula australis Susan Larisch 1963-2-20 12 Riverside Highgrove Comment
  CAS-BOT-BC427777  Crassula connata Ira L. Wiggins 1941-3-27 9696 A Riverside Slopes 4 miles north of Whitewater. Comment
  RSA613463  Crassula connata D. L. Banks, Victor Steinmann 1997-3-13 1429 Riverside NW Palomar Mountains, Agua Tibia Mountains: In the Redhawk Housing Development, north of the Pechanga Indian Reservation. The hills south of the intersection of Marge Place and Tehachapi Pass (south of Redhawk Parkway). 378 Comment
  UCR91507  Crassula connata Scott D. White 1995-4-5 2760 Riverside Perris Valley, Lakeview Mountains; SW of Juniper Flat Road 579 Comment
  RSA563907  Crassula solieri A. C. Sanders 1993-4-1 13666 Riverside Western Edge of Hemet, 14 acre parcel at NE corner of intersection of Myers and Devonshire Ave., 3/4 mi. NE of intersection of Florida Ave. (Hwy 74) and Warren Rd. just south of Tres Cerritos. 460 Comment
  CLARK-A1528-2612  Cressa truxillensis John C. Roos 1952-5-21 5703 Riverside San Jacinto River Comment
  RSA557352  Cressa truxillensis Julie Greene 1993-5-12 1292 Riverside North side of San Jacinto River levee, west of Davis Road. 433 Comment
  UCR117385  Cressa truxillensis A. C. Sanders, T. B. Salvato 2001-5-25 24381 Riverside San Jacinto Valley, west end of Hemet-Ryan airport runway, 50-200 m east of Warren Rd. and 100-200 m north of Stetson Ave. 457 Comment
  CAS-BOT-BC181563  Crossosoma bigelovii A. C. Sanders; K. Rose 1995-4-5 16349 Riverside Alluvial slopes and foothills S of Mission Creek and E of Hwy 62 - San Bernardino Mtns./Coachella Valley 701 Comment
  RSA757784  Crossosoma bigelovii LeRoy Gross, Jackie McConnaughy, Andrew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4303 Riverside Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon., Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W. Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  UCR88544  Crossosoma bigelovii A. C. Sanders 1995-4-13 16491 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Devil's Garden, E end of the mtns., 2.1 mi west of Hwy 62 on Pierson Avenue and dirt extension, 1.7 mi above Sierra Blvd. 793 Comment
  SEINET10777953  Croton J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12853 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then several kilometers on Whitewater Canyon Road to where it crosses over the river. Comment
  LA204871  Croton californicus Carl Epling; March 1927 sn Riverside Whitewater Pass, near Palm Springs Comment
  SJSU1875  Croton californicus J. W. Tilden 1957-4-18 1092 Riverside near Whitewater, E of San Gorgonio Pass Comment
  UC1776823  Croton californicus V. W. Steinmann, M. T. Wedlake 1995-4-8 655 Riverside Along Hwy 111, 1 km NW of Palm Springs (measured from the intersection with San Rafael Dr.) 215 Comment
  UCR16192  Croton californicus K. A. Lamb 1968-4-29 680429- 01 Riverside E side San Jacinto River Wash on Main Street, San Jacinto, near Soboba Hot Springs Golf Course Comment
  POM20904  Croton californicus var. mohavensis W. R. Dudley 1903-12-28 s.n. Riverside Palm Springs Station Comment
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Sep 5 2011
  RSA480569  Croton californicus var. mohavensis Christopher Davidson 1979-4-29 7818 Riverside West of Indio, 3 miles E of Date Palm Dr. 15 Comment
  RSA480700  Croton californicus var. mohavensis Christopher Davidson, B. Gustafson 1977-4-7 5589 Riverside Whitewater Canyon Rd. (exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62); near start of Angeles [Pacific] Crest Trail. Hillside, N slope. 610 Comment
  SEINET9252933 Image available Croton californicus var. mohavensis Scott D. White 2001-4-18 8352 Riverside Coachella Valley, Palm Springs, NE corner of Sunrise Drive and San Raphael Drive; 33.85833 -116.525 152 Comment
  CLARK-A1045-208  Cryptantha angustifolia George K. Helmkamp 1979-4-18 Riverside Indio Hills dry wash; ; Lost Horse Mtn. 15'Q 304 Comment
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Feb 13 2019
  RSA775441  Cryptantha angustifolia Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4443 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell., Between N33.94217, W116.64118 and N33.94722 W116.64309 487 Comment
  RSA778625  Cryptantha angustifolia Duncan S. Bell 2009-3-8 66 Riverside Arica Mountains: the north tip of the mountain range approximately 3 air miles northwest of Priest Well, or approximately 5.5 air miles southwest of the ghost town of Rice. 404 Comment
  UCR134600  Cryptantha angustifolia Marisa Sripracha, Kyle Boyd 2004-2-14 016 Riverside Sonoran (Colorado) Desert, Myoma, near 38th Street and Washington Ave, on the Coachella Valley Preserve 120 Comment
  UCR75069  Cryptantha angustifolia A. C. Sanders, E. J. Lawlor 1992-4-4 12111 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  SEINET10840765  Cryptantha angustifolia David B. Dunn, Dhogo; Schroeder, (UMO); Bruskin; A. Folsom 1948-3-13 Dunn 3732 Riverside On same sheet as Dunn 2044, UMO 162052. Borage. Found growing in a wash. Pushawalla Canyon, Indio Hills of the Colorado desert; W of Indio. Comment
  SD128709  Cryptantha barbigera Darley F. Howe 1980-4-16 Riverside 8.5 miles south of Highway 10 on Cornsprings Road, Chuckwalla Mountains 550 Comment
  JOTR33921  Cryptantha barbigera var. fergusoniae La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2812 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; bouldery outcrops along ridge line heading toward Juniper Flats Comment
  UCR196105  Cryptantha barbigera var. fergusoniae Jim Andre 2006-4-6 8148 Riverside S Mojave Desert, Joshua Tree National Park, c. 50 m north of the Keys View Parking area, at south end of Little San Bernardino Mtns 1553 Comment
  UCR180142  Cryptantha corollata Mitch Provance 2003-4-26 9901 Riverside Santa Ana River Valley, northern extreme of the La Sierra Hills, on the N-facing slopes and ridges just south of Crestlawn Memorial Cemetery 427 Comment
  CAS-BOT-BC218863  Cryptantha costata Carl B. Wolf 1932-4-29 s.n. Riverside EASTERN COLORADO DESERT. 3 MI. SO. OF RICE ON BLYTHE ROAD. 213 Comment
  UCR276381  Cryptantha costata Jim Andre 2015-4-23 32749 Riverside Sonoran (Colorado) Desert, Rice Valley; along Rice-Midland Rd., 3.1 miles south of Hwy 62, eastern end of Arica Mountains 253 Comment
  SDSU18645  Cryptantha decipiens Michael G. Simpson, Kristen Hasenstab 2008-4-1 2940 Riverside Joshua Tree National Park, east side of Mastodon Peak, ca. 0.65 mile east-southeast of Cottonwood Spring. 1027 Comment
  UCR116606  Cryptantha decipiens A. C. Sanders 2001-4-8 23978 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic Ave., north of flood control ditch 348 Comment
  CAS-BOT-BC218760  Cryptantha holoptera John Thomas Howell 1928-3-24 3529 Riverside Painted Canyon, Colorado Desert Comment
  SEINET12280812  Cryptantha holoptera Unknown 1936-1 12821 Riverside Colorado Desert, N of Palm Springs Comment
  CLARK-A1528-331  Cryptantha intermedia C. M. Flanagan 1973-5-31 OO 632 Riverside Morongo Indian Reservation 975 Comment
  SD227780  Cryptantha intermedia A. C. Sanders 1994-5-29 14547 Riverside San Bernardino Mountains: Morongo Indian Reservation, sandy alluvial slopes among hills on the low pass between Millard Cyn. And Potrero Cr. 750 Comment
  SEINET7063222  Cryptantha intermedia A. G. Vestal 1963-5-19 s.n. Riverside About 0.5 mile west of Cahuilla. UTM Zone 11, 522925mE, 3711215mN. (WGS84/NAD83). 1088 Comment
  UCR164890  Cryptantha intermedia S. J. Myers 2001-4-5 s.n. Riverside San Jacinto Mtns., Bautista Canyon 884 Comment
  UCR172756  Cryptantha intermedia Abby Sirulnik, Ian G. Gillespie 2000-5-14 43 Riverside Peninsular Ranges; Santa Ana Mtn. Foothills, Temescal Canyon. Indian Truck Road exit off of Interstate 15, c. 0.9 mi. S on De Palma Road 427 Comment
  UCR199560  Cryptantha intermedia Scott D. White 2004-4-26 10270 Riverside San Jacinto Mountain Foothills, Soboba Indian Reservation, Indian Creek Watershed 671 Comment
  SDSU21777  Cryptantha juniperensis A. C. Sanders, Timothy W. Chumley 2013-4-2 40751 Riverside Peninsular Range: Temescal Canyon between Horsethief Canyon Rd. and Hostettler Rd., above I-15 Fwy, SE of Corona (Lee) Lake (Alberhill 7.5') 396 Comment
  UCR245257  Cryptantha maritima Jim Andre 2012-3-19 21293 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  UCR269839  Cryptantha maritima var. maritima A. C. Sanders, Jim Malusa 2016-3-18 42379 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  POM12151  Cryptantha micrantha Mary F. Spencer 1920-3-16 1515 Riverside Mecca -60 Comment
  RSA733625  Cryptantha micrantha Keith E. Hoffmaster 1935-3-31 590 Riverside Palm Springs Comment
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Aug 27 2011
  UCR100037  Cryptantha micrantha var. lepida Scott D. White 1994-4-23 2046 Riverside San Bernardino Mtns., Millard Canyon, c. 5 air miles north of Cabazon: U.S. Forest Service Road 2S05.1, c. 1-1.5 mi. south of Millard Canyon Guard Station and junction of roads 2S05.2 & 2S05.1A (= East Branch) 1037 Comment
  UCR110966  Cryptantha micrantha var. lepida George K. Helmkamp 1998-6-27 4096 Riverside Santa Rosa Mtns., 3.3 miles south of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail, FS Rd. 7S02), in vicinity of an unnamed spring 1585 Comment
  UCR177331  Cryptantha micrantha var. micrantha Scott D. White, Michael Honer 2003-5-13 9242 Riverside San Bernardino Mtns, Whitewater Canyon, c. 2 miles north of Bonnie Bell 640 Comment
  OBI32767  Cryptantha microstachys K. J. Ross 1968-5-16 680514 -2 Riverside N side of Santa Ana River off Fremont Ave. E across Union Pacific RR tracks and ford river Comment
  RSA650981  Cryptantha microstachys Marion P. Harthill 1976-5-6 s.n. Riverside Cleveland National Forest. 609 Comment
  SBBG118781  Cryptantha microstachys S. D. White 1999-6-6 7442 Riverside near Idyllwild Community Service District sewage ponds at terminus of USFS Rd 5S24.2; T5S R2E boundary of S15/22 1430 Comment
  UCR174311  Cryptantha microstachys A. C. Sanders 2006-5-19 32395 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  UC24693  Cryptantha muricata H. M. Hall Jul 1901 2250 a Riverside Fuller's Mills San Jacinto Mountains 1767 Comment
  UCD119934  Cryptantha muricata Steve Boyd; Tim Ross, Laurel Arnseth 1989-4-1 3162 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 487 Comment
  UCR133048  Cryptantha muricata Kathy Harper 1988-5-14 s.n. Riverside San Jacinto Mtns., Hw 243 at Mountain Center 1378 Comment
  UCR23584  Cryptantha muricata John C. Roos 1950-4-15 4732 Riverside The summit of Reche Canyon 793 Comment
  UCR98295  Cryptantha muricata Scott D. White 1992-3-29 92- 57 Riverside San Bernardino Mtns, Millard Canyon. Steep W facing slope below fork with East Millard Cyn Rd. Comment
  JOTR35042  Cryptantha nevadensis var. nevadensis La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3495 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road on south-facing bajada among sonoran desert riparian washes. Comment
  GMDRC3752  Cryptantha pterocarya J. Andre, T. La Doux 2009-3-1 11255 Riverside Little San Bernardino Mountains: Joshua Tree Natl. Park: south end of the Cottonwood Mtns near Pinkham Wash just N. of aquaduct just inside JTNP boundary, approx 7 mi. W. of S. entrance into park at Cottonwood. USGS 7.5 min. Quad: Cottonwood Basin 33 deg. 40.948' N 115 deg. 52.141' W. Elev. 1778 ft. 542 Comment
  SBBG29800  Cryptantha pterocarya H. and M. Dearing 1942-3-9 4819 Riverside Eagle Cyn near Palm Springs Comment
  RSA0079019  Cryptantha pterocarya var. cycloptera Thomas Stoughton, Chrsiti Gabriel, Stephanie Rockwood 2011-3-30 903 Riverside East Mojave Desert region: McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 290 Comment
  UCR244862  Cryptantha pterocarya var. cycloptera Jim Andre 2012-3-19 21383 Riverside Sonoran (Colorado) Desert, Palen Mountains, along Palen Pass Rd at Palen Pass 383 Comment
  RSA795976  Cryptantha pterocarya var. pterocarya Duncan S. Bell 2009-4-19 293 Riverside Arica Mountains: east side of range, approximately 1 air mile northwest of Priests Well. 342 Comment
  POM98012  Cryptantha racemosa E. C. Jaeger 1926-3-26 s.n. Riverside Eagle Mts, Eastern 884 Comment
  JEPS67901  Cryptantha utahensis Marjorie D. Clary 1933-3-26 2073 Riverside Ebbens Creek Wash Santa Rosa Mountains 304 Comment
  UCR20830  Cucurbita foetidissima A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1297 Riverside Sonoran (Colorado) Desert, Coachella Valley, 5 miles ESE of Thousand Palms, west side of Washington Street c. 1 mi north of Interstate Hwy 10 35 Comment
  SD46669  Cucurbita palmata P. C. Everett, E. K. Balls 1956-5-2 21550 Riverside 1.0 mile from turn-off west of Desert Center to Eagle Mountain pumping plant. 274 Comment
  UCR178318  Cucurbita palmata T. B. Salvato, Tracy Tennant 1998-7-18 MOR- 621 .3 Riverside San Bernardino Mtns., Morongo Indian Reservation, vicinity of Wood and Potrero Canyons 1280 Comment
  RSA796454  Cuscuta Duncan S. Bell 2009-4-18 224 Riverside Arica Mountains: northwest of range, approximately 1.6 air miles south of Highway 62, and approximately 0.4 air mile north of California aqueduct. 389 Comment
  UCR21937  Cuscuta californica var. californica Steve Boyd 1980-5-11 220 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  JOTR01120  Cylindropuntia bigelovii Cole, James E. 1941-5-21 764 Riverside Joshua Tree National Park. CHOLLA GARDENS, PINTO BASIN 487 Comment
  RSA0097198  Cylindropuntia echinocarpa Marc A. Baker, Michelle Cloud-Hughes 2015-7-12 18412 Riverside San Gorgonio River, 2.5 km SW of Cabazon, 28 km WNW of central Palm Springs. 538 Comment
  CAS-BOT-BC114261  Cyperus esculentus Scott D. White; Steve Ogg 1994-10-17 2469 Riverside Murrieta Ck 1000 ft S of Winchester Rd. bridge (Banana Ave on USGS Murrieta quad, photorev. 1979) 310 Comment
  UCR173889  Cyperus niger Scott D. White, Angelia Carey 2004-9-16 10759 Riverside San Jacinto Mtns foothills, Indian Creek watershed, above confluence with San Jacinto River 579 Comment
  RSA575929  Cyperus odoratus Steve Boyd 1994-9-29 8369 Riverside Lake Elsinore, floodplain E of dike along San Jacinto River, W of Sedco Hills community. 381 Comment
  RSA404176  Dalea mollis Robert Gustafson 1980-4-3 1531 Riverside Orocopia Mountains, about 4 miles east of Mecca on Box Canyon road. 213 Comment
  RSA4963  Dasyochloa pulchella C. B. Wolf 1932-4-27 3034 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
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Dec 11 2011
  RSA91542  Dasyochloa pulchella F. W. Peirson 1928-3-10 7711 Riverside Small side canyon in which Hidden Spring is located, northeast of Mecca Comment
  CLARK-A1528-4341  Datura discolor John C. Roos 1965-11-6 Riverside Colorado Desert Comment
  POM250364  Datura wrightii I. W. Clokey 1935-4-17 6876 Riverside Shaver's Well Comment
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Apr 24 2011
  POM319386  Datura wrightii Patricia Wilder 1971-9-29 5287 Riverside Along San Jacinto River at north end of Fairview Street, north of Florida Street. Valle Vista; east of Hemet; south side of river 518 Comment
  RSA158233  Datura wrightii David P. Gregory 1961-6-6 469 Riverside Growing along a back road through an orange grove near the Santa Ana River west of Prado Dam. Comment
  RSA575930  Datura wrightii Steve D. Boyd 1994-10-14 8391 Riverside Southern San Mateo Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest. San Mateo Canyon, in canyon bottom at the confluence with Bluewater Canyon. 329 Comment
  UCR116919  Datura wrightii A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-9 24225 Riverside Perris-Aguanga Basin region, Hemet, SE of intersection of State Street and Gibbel Rd., small hill (1684 ft. at summit) at east end of Diamond Valley, 1 mi. SSW of Hemet Butte 513 Comment
  UC1563100  Daucus pusillus Steve Boyd, Tim Ross, and Laurel Arnseth 1989-5-7 3538 Riverside just s. of dam Vail Lake area 487 Comment
  UCR134642  Daucus pusillus Mitch Provance 1998-4-10 415 Riverside La Sierra Hills, east-facing slopes of hills at western extreme of Cypress Ave 351 Comment
  UCR172191  Daucus pusillus John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, City of Temecula, Immediately N and south of Murrieta Hot Springs Road along San Diego Aqueduct right-of-way 396 Comment
  UCR187479  Daucus pusillus Theresa Johnson 2006-5-10 090 Riverside Peninsular Range, Alberhill, old clay mine area off Coal Road, north of Terra Cotta 488 Comment
  RSA747276  Deinandra fasciculata Orlando Mistretta 1992-6-10 513 Riverside Cleveland National Forest: Along old road coming off 3504 W of San Gabriel Mountains: Northeast slope Mt. San Antonio. Headwaters of west fork of north fork Lytle Creek. Sierra Peak. [Telegraph Peak quad?] Head of road. Comment
  UC1929622  Deinandra fasciculata Scott D. White, Michael Honer 2003-6-3 9458 Riverside SANTA ANA MOUNTAINS: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. Comment
  CAS-BOT-BC294109  Deinandra kelloggii G. R. Ballmer 1992-6-23 92 -8 Riverside San Timoteo Canyon Road, .8 mi. E of junction with Redlands Blvd. Comment
  SD51775  Deinandra kelloggii Rimo Bacigalupi, G. T. Robbins 1954-5-16 4465 Riverside Along road from Valverde eastward to gLakeview, on western slope of the Bernasconi Hills. 424 Comment
  RSA737435  Deinandra paniculata Justin M. Wood 2008-8-31 121 Riverside Romoland, 1/4 mile S of Ethanac Rd. between San Jacinto Rd. and Palomar Rd. just south of railroad tracks. 442 Comment
  UCR16749  Delphinium parishii M. Quinlan 1974-4-18 s.n. Riverside Western Colorado Desert/ San Jacinto Mtns, Agua Caliente Indian Reservation, c. 4 mi. outside Palm Springs, in Andreas Canyon 305 Comment
  UCR231736  Delphinium parryi John F. Green 2008-4-23 08- 07 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris, powerline route south of Ethanac Rd, and east of Theda St., east of Hwy 74 492 Comment
  SBBG35010  Delphinium parryi subsp. parryi T. L. Secrest 1951-5-18 Riverside San Jacinto, few mi E of Hemet Comment
  SFV1359  Dendromecon rigida P. G. Kilburn 1958-5-17 815 Riverside San Jacinto Mountains Mount San Jacinto, 7 miles south of Banning on road to Idyllwild. 915 Comment
  RSA0013137  Deschampsia danthonioides LeRoy Gross, Caitlin Elam 2013-5-14 6076 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  SD232142  Deschampsia danthonioides Scott D. White, Justin M. Wood 2009-5-21 12855 Riverside San Jacinto mountains, Garner Valley, near abandoned duck ponds, South of Quinn Flat. Comment
  UCR85280  Descurainia pinnata Bern Schwenn 1994-4-17 s.n. Riverside Southern Mojave Desert, Joshua Tree National Monument, Pinto Mtns, at bottom of Grand Tank (dry) 1189 Comment
  UCR237495  Descurainia pinnata subsp. glabra Duncan S. Bell 2011-4-10 2243 Riverside Mojave Desert, northwest side of the Arica Mountains, northwestern section of project area, c. 3.5 air mi south of Hwy 62 299 Comment
  RSA317  Dicentra chrysantha J. T. Howell 1928-7-7 1034 Riverside Near Glen Ivy. 457 Comment
  RSA433553  Dicentra chrysantha M. M. Thompson 1947-6-19 c- 2082 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  UCR60932  Dicentra chrysantha Steve Boyd, T. S. Ross, L. Arnseth 1989-6-11 3722 Riverside Peninsular Range, Vail Lake area, recently burned hills SE of lake, south of Hwy 79 488 Comment
  RSA775809  Dichelostemma capitatum subsp. capitatum Thomas Stoughton, Christi Gabriel, Stephanie Rockwod 2011-3-29 889 Riverside Haugen Lehmann exit, Pacific Crest Trail up into canyon east of Cottonwood Canyon 915 Comment
  CSUSB20  Dichelostemma pulchellum R. Pirot 1975-5-23 Riverside Juniper Flats Road and Highway 74, Homeland. 542 Comment
  UCR116956  Dichondra micrantha A. C. Sanders, T. B. Salvato 2001-5-3 24113 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  CAS-BOT-BC150935  Diplacus bigelovii var. bigelovii D. A. Johansen; J. A. Ewan 1932-4-11 7093 Riverside Martinez Canyon, Santa Rosa Mts. 304 Comment
  RSA0019408  Diplacus fremontii Henry J. Ramsey, Henry J. Ramsey 1939-4-23 392 Riverside Hemet, Anza, Bautista Creek Rd. Comment
  RSA0018420  Diplacus longiflorus var. calycinus D. C. Michener, Walter Wisura 1982-7-15 4063 -A Riverside Granitic rock cut 0.4 mi. south of Poppet Flat rd. on CA 243. Comment
  SEINET10453841  Ditaxis lanceolata Chris Dietrich, Mary Merello; Heidi H. Schmidt 1994-4-12 Dietrich 27 Riverside 9 miles north-northwest of Indio, off Dillon Road 1.9 miles northeast on Berdoo Canyon Road (J241). BLM land. Desert Access Guide Map #17. Along gravelly wash in creosote bush scrub. 380 Comment
  SEINET3196407 Image available Ditaxis lanceolata Teresa B. Salvato 2010-4-20 4060 Riverside Sonoran (Colorado) Desert; alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe (McCoy Peak 7.5' Q.) 183 Comment
  UC17546  Ditaxis lanceolata S. B. Parish Apr 4 1896-Apr 13 1896 4141 Riverside (Agua Caliente) Palm Springs (base of San Jacinto Mt); base of San Jacinto Mt., , (Agua Caliente) 152 Comment
  UCR72236  Ditaxis lanceolata Theo Glenn 1991-5-27 91- 122 Riverside Sonoran (Colorado) Desert, Palen Mountains, NE of Desert Center 360 Comment
  JOTR30683  Ditaxis neomexicana Andre, Jim, Tasha La Doux 2008-9-13 10269 Riverside Joshua Tree National Park. Eagle Mountains at Joshua Tree National Park boundary, lower slopes of south end of Eagle Mtns., along aqueduct access road. 354 Comment
  RSA708275  Ditaxis neomexicana Scott D. White, Brian Leatherman 2005-5-4 11012 Riverside Eastern Coachella Valley. Thermal area; bajada below Mecca Hills and East of the Coachella Canal. 24 Comment
  RSA718303  Ditaxis neomexicana Michael Honer, Lincoln Hulse 2004-4-2 1885 Riverside East Wide Canyon; near MWD aqueduct, appx 2 mi. N of Dillon Rd. 488 Comment
  JEPS52448  Ditaxis serrata Marjorie D. Clary 1933-3-19 1962 Riverside Whitewater Canyon, North Colorado Desert 304 Comment
  RSA796022  Dithyrea californica Duncan S. Bell 2009-4-18 241 Riverside Arica Mountains; northeast of range, approximately 2.25 air miles southwest of the ghost town of Rice. 224 Comment
  UC1922395  Dithyrea californica Naomi Fraga, Sarah J. De Groot, Lisa Rojas, Leland Lubinsky 2005-2-10 1427 Riverside Colorado Desert; Northeastern Colorado Desert region; Along Palen Road near Hwy 177. 170 Comment
  UCR241805  Dithyrea californica A. C. Sanders, Ann Howald 2013-2-28 40552 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 2.2 miles west of Hwy 78, 9.2 km SW (245 deg. ) of Ripley 96 Comment
  RSA500531  Dodecahema leptoceras Steve Boyd, Tim S. Ross, L. Arnseth 1989-6-4 3619 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd. 488 Comment
  CLARK-A1528-1317  Dodecatheon clevelandii John C. Roos 1946-12-28 3195 Riverside Reche Canyon 0 Comment
  RSA574736  Dodecatheon clevelandii Steve Boyd 1981-3-2 s.n. Riverside Gavilan Hills region, summit of Estelle Mountain near site of old fire lookout. 823 Comment
  UCR216393  Dodecatheon clevelandii Mike Bell 2008-3-30 021 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau Ecological Reserve, 5 miles SW of Murrieta, Punta Mesa Trail 537 Comment
  UCR20796  Downingia bella A. C. Sanders 1980-5-17 1468 Riverside Santa Rosa Plateau, Santa Ana Mtns., 2.5 miles SW of Murrieta, Mesa De Burro 620 Comment
  UCR113633  Downingia cuspidata June Latting 1978-6-4 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, Mesa de Burro 610 Comment
  OBI32750  Drymocallis glandulosa var. glandulosa E. W. Lathrop 1966-5-29 6388 Riverside Mail Divide Truck Trl between El Carriso and Santiago Peak, Cleveland Natl Forest 1219 Comment
  RSA451889  Drymocallis glandulosa var. glandulosa N. C. Cooper 1949-6-29 4347 Riverside Pine Cove Comment
  RSA495424  Dryopteris arguta Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-12 2950 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  SEINET4604435 Image available Dudleya abramsii subsp. affinis Marc A. Baker, Michelle Cloud-Hughes 2011-6-11 17369 .1 Riverside Along Morris Ranch Road, 640m NNE of Kenworthy Station, 3.5km west of Butterfly Peak, west base of San Jacinto Mountains, Garner Valley, just east of Thomas Mountain, 16km SW of Idyllwild. 1445 Comment
  RSA397783  Dudleya lanceolata H. Twining 1890-05 s.n. Riverside Foothills [Riverside] Comment
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Oct 27 2011
  UCR127557  Dudleya lanceolata A. C. Sanders, T. B. Salvato 2003-5-21 26788 Riverside Elsinore Valley, Wildomar, old ranch parcel SE of Wesley St. and SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  UCR216953  Dudleya multicaulis John Dvorak, Karyn L. Drennen, Rose Cook 2010-4-29 02 Riverside Perris-Aguanga Basin, Gavilan Hills, Estelle Mountain, 145m west of main road to mining site on south, 25m east of smaller dirt road, in north-south drainage. 392 Comment
  RSA0047811  Dysphania pumilio A. C. Sanders 2013-7-6 40841 Riverside Idyllwild, SE part of town near Saunders Meadow, west end of Tahquitz View Dr. toward Crestview Dr. 1707 Comment
  RSA0125253  Echinocereus engelmannii var. engelmannii P. A. Munz 1921-5-1 4488 Riverside Southern edge of Mojave Desert near Pinyon Wells. 1220 Comment
  JOTR35167  Echinochloa crus-galli La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 3271 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam; Small riparian pond environment with seasonally submerged muddy banks, surrounded by boulder outcrops (Stop 4) 1301 Comment
  POM119234  Echinodorus cordifolius S. B. Parish 1891-11-3 2246 Riverside Elsinore Lake. Comment
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Aug 8 2010
  RSA249863  Egeria densa Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38148 Riverside San Bernardino National Forest. Lake Fulmor 1677 Comment
  UC2029921  Ehrharta calycina Scott D. White, Tasha LaDoux 20 Apr 2000 7691 Riverside SOUTH OF HEMET: Gibbel Flat in the Santa Rosa Hills. Comment
  RSA725941  Ehrharta longiflora Tom Chester 2005-4-20 581 Riverside Santa Margarita Ecological Reserve: Temecula Gorge, south side 239 Comment
  SEINET3896142  Elatine californica Robert F. Thorne, M. Z. Thorne; Walter Wisura 1978-5-21 51987 Riverside Santa Rosa Plateau, Mesa de Colorado.; 0 610 Comment
  UC1531137  Elatine californica Robert F. Thorne, M. Z. Thorne, and W. Wisura 1978-5-21 51987 Riverside Mesa del Colorado Santa Rosa Plateau Comment
  POM12417  Eleocharis acicularis var. occidentalis Phillip A. Munz 1922-9-6 6376 Riverside Hidden Lake, San Jacinto Mountains. 2637 Comment
  CAS-BOT-BC112741  Eleocharis geniculata H. M. Hall; L. A. Greata 1905-5-1 5984 Riverside Dos Palmas, Colorado Desert Comment
  SEINET3911876  Eleocharis geniculata A. C. Sanders, P. J. MacKay; Donald L. Sanders 2003-2-9 25686 Riverside Colorado Desert: Coachella Valley, 84th Ave. east of Johnson St., near west edge of Salton Sea.; 0 67 Comment
  CAS-BOT-BC112920  Eleocharis macrostachya Earl W. Lathrop 1968-5-15 6875 Riverside 6 miles west of Murrieta, Mesa de Colorado of Santa Rosa Plateau. 624 Comment
  SDSU21795  Eleocharis macrostachya Michael G. Simpson, Laura Benedict, Zack Principe, Lee Ripma, Nuri Benet-Pierce, Andy Siekkinen 2016-5-7 3982 Riverside Santa Rosa Plateau Ecological Reserve. Across street from vernal pool trail, ca. 4 miles north on road from Visitor's Center. 636 Comment
  UCR104947  Eleocharis montevidensis A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20688 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek [c. 2.5 miles below Twin Pines Rd. on dirt road] 854 Comment
  POM46954  Eleocharis montevidensis var. montevidensis Mary F. Spencer 1918-3-27 s.n. Riverside Palm Springs. 137 Comment
  RSA80  Eleocharis parishii J. T. Howell 1927-8-1 523 Riverside Mission Creek, Colorado Desert. 610 Comment
  UCR89479  Elymus condensatus Steve Boyd, T. S. Ross, J. T. Columbus 1993-10-23 8196 A Riverside S Santa Ana Mtns, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Morrell Canyon along Morgan Trail (5W02) 878 Comment
  UCR241244  Elymus glaucus Tracy Tennant, Jeffrey Ross 1998-6-23 MOR- 511 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  RSA396455  Elymus glaucus subsp. jepsonii Dave Kelly, Walter Wisura 1987-6-19 4168 Riverside 7.3 miles from Highway 74 along Thomas Mountain Road, S of Lake Hemet Comment
  SEINET10869081 Image available Elymus glaucus var. jepsonii Harvey M. Hall Hall 2097 Riverside San Jacinto Mountains, south side 1463 Comment
  LA14419  Elymus spicatus F. M. Reed; 1905-7-14 2471 Riverside San Jacinto Mountains, in canyon below Strawberry Valley 1219 Comment
  JEPS86533  Emmenanthe penduliflora Roy E. Buck 1988-4-1 870 Riverside 7 air km W Lake Elsinore (town) (E-facing slope above CA Hwy 74, near top of grade W of Lake Elsinore, ca 2.0 air km NW of confluence of Harlan Canyon and Johnson Canyon drainages); Elsinore Mountains 780 Comment
  RSA524425  Emmenanthe penduliflora Steve Boyd, L. Arnseth, Tim Ross, J. Bonilla 1990-4-3 4121 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit. 610 Comment
  UC56882  Emmenanthe penduliflora H. M. Hall Apr 1902 Riverside Coyote Canyon; in the west borders of Colorado Desert 152 Comment
  UCR120307  Emmenanthe penduliflora Mitch Provance 1997-5-18 1093 Riverside Jurupa Mountains, Pyrite Canyon, c. 0.4 km south of the end of Savonia Dr. in Southridge, Fontana, just on the Riverside Co. side of the county line 351 Comment
  UCR22481  Emmenanthe penduliflora C. S. Jones 1979-3-27 23 Riverside Sonoran (Colorado) Desert, SE facing canyon about 0.5 mi north of unnamed dirt road c. 5 mi north of I-10, 4 mi west of Desert Center 442 Comment
  JOTR16581  Encelia actoni Baker, James K. & Baker, Ilisa T. 1966-6-17 s.n. Riverside Joshua Tree National Park. COVINGTON FLATS Comment
  RSA596770  Encelia actoni D. L. Banks, K. D. Hedge 1996-5-16 1032 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, E of the gate to the University of California-Emerson Oaks Reserve. 451 Comment
  SD73627  Encelia actoni Helen V. Witham 1970-4-29 826 Riverside 20 miles east of Lake Hemet. 1299 Comment
  UCR133384  Encelia actoni Mitch Provance, J. S. Ross 1998-3-27 MOR- 1000 Riverside San Bernardino Mtns., Morongo Indian Reservation, road to Lion Cyn., c. 2.1 miles NE of Cabazon 549 Comment
  UC111183  Encelia californica F. M. Reed 1907-2-2 1211 Riverside near Prenda Station; Lincoln Heights Comment
  CAS-BOT-BC131328  Encelia farinosa Steve Boyd; S. Meury; R. Noyes; L. Arnseth; D. Nordin; T. Ross 1988-3-10 2127 Riverside N. end Palen Mtns, 2 mi west of Palen Pass 300 Comment
  CHSC99339  Encelia farinosa LeRoy Gross; Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1435 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains Region: Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. Near 33 37' 32'N, 115 19' 35'W: UTM 3721895N, 655238E Elevation 1574 feet to 33 36' 52'N, 115 19' 54'W: UTM 3720669N, 654757E. Elevation 1800 feet. General collecting along canyon bottom and slopes. 514 Comment
  SD187349  Encelia farinosa Scott D. White, Angelia Carey 2004-4-16 10172 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 548 Comment
  UC1929588  Encelia farinosa Steve Boyd 2007-4-20 11724 Riverside Peninsular Ranges; Perris-Aguanga Basin region; Southeastern end of the Gavilan Hills, north of Warm Springs Valley at upper end of ''Walsh Canyon,'' ca. o.5 miles from junction with Lindel (aka Stovepipe) Road, on southwest facing slope just above old Melia azedarach and across from driveway leading t 549 Comment
  UC1929638  Encelia farinosa V. Soza, J. M. Porter, G. D. Wallace 2001-4-2 1087 Riverside Transverse Ranges, Little San Bernardino Mountains region; Big Morongo Wash. 473 Comment
  UC895515  Encelia farinosa I. W. Clokey and B. C. Templeton 1930-4-9 4687 Riverside n of Palm Springs; Colorado Desert Comment
  UCSC001469  Encelia farinosa Peter Kamb 1948-4-11 883 Riverside Aqueduct Road east of Garnet Aqueduct Road, Garnet - Coachella Valley 305 Comment
  POM31393  Encelia farinosa var. farinosa Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  CAS-BOT-BC131412  Encelia frutescens J. Von Loh 1978-1-23 3310 Riverside Palo Verde Mesa, 12 mi. SW. of Blythe 121 Comment
  CAS-BOT-BC81547  Ephedra californica Philip A. Munz 1940-3-22 15657 Riverside [Whitewater] White Water Canyon, 2 miles north of Banning-Indio boulevard Comment
  CAS-BOT-BC81549  Ephedra californica Munz; Street; Williams 1919-3-25 2310 Riverside [Whitewater] White Water 304 Comment
  HSC66449  Ephedra californica Christopher Davidson, B. Gustafson 1977-4-7 5575 Riverside Whitewater Canyon Rd., (exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62. Near Start of Angeles [actually Pacific] Crest Trail. Hillside, N slope 610 Comment
  RSA697719  Ephedra californica J. R. Bruff 1928-4-1 79 Riverside Whitewater Comment
  SBBG21950  Ephedra californica R. F. Thorne 1964-5-3 33851 Riverside near hwy ca. 4 mi S of Morongo Valley, ca. 3 mi S of San Bernardino Co line Comment
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Apr 24 2011
  SEINET3004954  Ephedra californica G. Rink 2011-3-10 10378 Riverside Palo Verde Solar Site, southwest of Blythe 100 Comment
  CAS-BOT-BC81876  Ephedra trifurca Carl B. Wolf 1932-4-29 3122 Riverside Eastern Colorado Desert, 3 mi. So. of Rice on Blythe Road 213 Comment
  UCR114315  Epilobium canum Mitch Provance 2000-7-23 905 B Riverside Jurupa Mtns, Property just NE of the Jurupa Mtns. Cultural Center 305 Comment
  RSA588345  Epilobium canum subsp. latifolium N. C. Cooper 1943-9-11 922 Riverside San Jacinto Mountains, Below Idyllwild. 1372 Comment
  RSA609931  Epilobium canum subsp. latifolium R. S. Woglum 1937-11-20 1208 Riverside Peninsular Ranges: Santa Rosa Mountains. Comment
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Dec 9 2014
  UC874260  Epilobium canum subsp. latifolium I. W. Clokey and E. G. Anderson 1935-8-21 6773 A Riverside hillside n Keen Camp P.O. 1400 Comment
  UCR54427  Epilobium canum subsp. latifolium A. C. Sanders, E. J. Lawlor 1988-10-22 8734 Riverside Santa Rosa Mountains, Pinyon Flats area, along the trail from the Dolomite Mine to Horsethief Creek 1200 Comment
  SD232718  Epilobium ciliatum Scott D. White 1996-8-15 4464 Riverside San Jacinto Mountains: Idyllwild area: Alvin Meadows and unnamed canyon upstream. Site is at upper margin of area burned in July 1996. 1525 Comment
  UCR39543  Epilobium ciliatum A. C. Sanders 1980-8-21 1777 Riverside San Jacinto Mountains, Mt. San Jacinto Wilderness Area. east of Saddle Junction at the head of Tahquitz Creek, c. 2 mi NE of Idyllwild 2409 Comment
  OBI5914  Epilobium oregonense Carl B. Wolf 1932-8-5 3961 Riverside On trl from Tahquitz Valley to San Jacinto Peak head of a fork of Tahquitz Crk 2743 Comment
  RSA458733  Epilobium oregonense M. B. Dunkle 1933-7-22 3745 Riverside Tahquitz Valley. San Jacinto Mountains. 2317 Comment
  CAS-BOT-BC57248  Equisetum laevigatum Louis C. Wheeler 1932-7-9 935 Riverside Santa Ana River at Chino Creek 182 Comment
  MACF022019  Equisetum laevigatum Katherine Jizba 1977-4-30 Riverside Roadside in Pine Cove Rt. 1 Comment
  UCR126986  Eragrostis A. C. Sanders, Guy Bruyea 2003-6-12 26895 Riverside Perris-Aguanga Basin Region, Winchester, SE side of town between Simpson Ave. and Olive Ave., east of Hwy 79/Winchester Rd. 450 Comment
  CAS-BOT-BC204485  Eragrostis cilianensis H. M. Hall 1899-7-1 1366 Riverside Gavilan Hills 2 mi S.W., Perrin Comment
  UCR25241  Eragrostis mexicana subsp. mexicana John C. Roos 1952-5-14 5659 Riverside San Bernardino Valley, Riverside, corner of Iowa Avenue and 8th Street 305 Comment
  UCR24517  Eragrostis mexicana subsp. virescens Alfred R. Roos 1937-8-17 10609 Riverside San Jacinto Comment
  SD233694  Eragrostis pectinacea var. pectinacea A. C. Sanders, T. Schram & D. Wappler 1994-10-4 15770 Riverside San Jacinto Mountains: north slope of the mtns.; Twin Pines Creek below confluence with Brown Creek in the vicinity of the dirt road crossing. 853 Comment
  RSA172245  Eremalche rotundifolia Robert F. Thorne 1963-3-29 32399 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
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Dec 11 2011
  RSA567653  Eremalche rotundifolia A. C. Sanders, E. J. Lawlor 1992-4-4 12094 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  UC68596  Eremalche rotundifolia H. M. Hall Apr, 1905 5793 Riverside 8 mi. w. Coachella; Colorado Desert 60 Comment
  JOTR34317  Eremothera boothii subsp. condensata Andre, Jim 2012-4-11 20815 Riverside Joshua Tree National Park. Western margin of Eagle Mountains; 0.6mi south of Cottonwood Visitor Ctr. along Rte 11 912 Comment
  UC196143  Eremothera boothii subsp. condensata S. B. and W. F. Parish April 1882 628 Riverside Agua Caliente Colorado Desert Comment
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Nov 24 2011
  SBBG60424  Eremothera boothii subsp. decorticans M. N. Ackley 1928-4-3 761 Riverside Devil's Cyn, Coral Reef Ranch 152 Comment
  CAS-BOT-BC514306  Eriastrum densifolium subsp. austromontanum H. M. Hall 1901-7-1 2384 Riverside San Jacinto Mountains 1584 Comment
  CLARK-A1528-3804  Eriastrum densifolium subsp. mohavense John C. Roos 1943-5-23 2661 Riverside Little San Bernardino Mountains Comment
  UCR131534  Eriastrum diffusum Jennie Phui 1998-5-30 023 Riverside San Bernardino Mtns./San Gorgonio Pass, Morongo Indian Reservation, mouth of Lion Canyon, 0.5-2 miles up Lion Canyon road north of I-10 Fwy 549 Comment
  UCR98431  Eriastrum diffusum Theo Glenn 1991-5-8 91- 76 Riverside Sonoran (Colorado) Desert, Big Maria Mtns, north of Blythe 378 Comment
  UC1051493  Eriastrum diffusum subsp. coachellae Herbert L. Mason 1952-4-7 14214 Riverside Palm Springs Palm Canyon. Comment
  RSA0119713  Eriastrum diffusum subsp. coachellae Verne Grant, Alva Grant 1950-4-9 8836 Riverside Canyon in pass betw. Whitewater and Morongo Valley, 0.4 miles S. of San Bernardino County line. Comment
  SEINET3218487 Image available Eriastrum eremicum Peter L. Morrell, D. E. Krause 1995-5-1 460 Riverside Sonoran (Colorado) Desert; Coachella Valley, NW corner of Baristo Rd. and El Cielo Rd., near cargo entrance to Palm Springs Municipal Airport (Palm Springs 7.5' Q.) 123 Comment
  RSA0120091  Eriastrum eremicum subsp. eremicum Scott D. White 2001-4-12 8303 Riverside Shaver's Valley. South of the I-10 Freeway, ca. 15 miles east of Indio jtn. I-10 / SR 111. Bajadas and washes adjacent to powerline access roads at unnamed freeway exit accessing pump station. 320 Comment
  RSA0120098  Eriastrum eremicum subsp. eremicum L. R. Abrams 1926-3-26 11010 Riverside Palm Springs. Comment
  RSA0120676  Eriastrum harwoodii Duncan S. Bell 2010-4-2 682 Riverside Arica Mountains: west side of mountain range within the Palen/McCoy Wilderness; approximately 3 air miles northwest of Priest Well; collecting along a sandy slope above the main western drainage for the Arica mountains. 464 Comment
  UCD169642  Eriastrum harwoodii Dave Silverman; Fred Sproul, Tammy Beyerl, Erin Bergman 2010-3-29 7875 Riverside East end of Chuckwalla Valley, W of Blythe, 1.3 m S of gas line frontage, 1.9 km S of I-10 and 8.5 km west of Nicholl's Warm Spring. 141 Comment
  UC718494  Eriastrum sapphirinum P. C. Everett 1935-6-17 7166 Riverside trail to Santiago Peak 2 mi above Glen Ivy Resort; Santa Ana Mts., Coldwater Can. 609 Comment
  UCR133444  Eriastrum sapphirinum Tracy Tennant, T. B. Salvato 1998-6-23 MOR- 456 Riverside San Bernardino Mountains, Morongo Indian Reservation, woodland stand 13, N end of Hathaway Canyon 1280 Comment
  RSA0122950  Eriastrum sapphirinum subsp. dasyanthum C. W. Tilforth 1969-7-24 213 Riverside About 5 mi. south of Hemet, east of County Highway R-3. Comment
  LA203664  Ericameria cuneata var. spathulata Carl Epling; 1937-11-26 sn Riverside White Tank, 29 Palms Comment
  POM350409  Ericameria cuneata var. spathulata Jack Rempel, Erwin H. Miller 1934-4-28 18726 Riverside Lost Horse 1296 Comment
  RSA23701  Ericameria linearifolia R. S. Woglum 1934-3-18 627 Riverside Snow Creek, Coachella Valley Comment
  POM266285  Ericameria palmeri var. pachylepis J. C. Roos 1937-11-2 2447 Riverside Hills N of Pigeon Pass, Northwestern Riverside County. Comment
  RSA614100  Ericameria palmeri var. pachylepis A. C. Sanders, Tracy Tennant 1997-11-14 21605 Riverside San Bernardino Mtns: Morongo Indian Reservation, Hathaway Canyon drainage. 884 Comment
  UCR9134  Ericameria palmeri var. pachylepis O. F. Clarke 1969-10-14 s.n. Riverside Box Springs Mtns, Riverside, UCR campus, by entrance to Botanic Gardens 335 Comment
  UC63167  Ericameria pinifolia H. M. Hall 1901-6-18 2157 Riverside Van Deventer Flat San Jacinto Mountains, Van Deventer Flat Comment
  SEINET10617402  Erigeron breweri David B. Dunn, Melvin L. Conrad; Douglas G. LeDoux 1973-6-15 Dunn 20756 Riverside Along Hwy. 74 W of the Jct. rd. to Idyllwild, 11 mi. W, at the lower edge of the coulter Pines and near the chaparral. Decomp. granite. Comment
  UCSB9492  Erigeron canadensis Philbrick, Ralph 1954-10-24 Riverside 4 miles south of Chico Institute 213 Comment
  RSA761982  Erigeron foliosus Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade, et al. 2010-8-14 691 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  CAS-BOT-BC296233  Erigeron foliosus var. foliosus Edmund C. Jaeger 1932-5-12 s.n. Riverside Sage of Hemet 762 Comment
  CAS-BOT-BC296243  Erigeron foliosus var. foliosus Mary F. Spencer 1919-6-25 1269 Riverside San Jacinto Mts. 1615 Comment
  RSA304953  Erigeron foliosus var. foliosus E. R. Hobbs 1978-7-17 78 -121 Riverside Creek banks, Avery Canyon, betw Santa Rosa Hills and Polly Butte, N side of Gibbel road, S of Hemet Comment
  CAS-BOT-BC189086  Eriodictyon crassifolium Nancy Ryan Zabriskie; Walter Zabriskie 1971-4-24 397 Riverside Water service road above crossing of Deep Canyon, N slope Santa Rosa Mountains 1316 Comment
  POM3816A  Eriodictyon crassifolium N. K. Berg 1904-3-4 s.n. Riverside San Jacinto Mts. Comment
  RSA33508  Eriodictyon crassifolium N. C. Cooper 1944-4-8 1066 Riverside Andreas Canyon. 305 Comment
  SDSU6016  Eriodictyon crassifolium Bruhns 1965-5-22 103 Riverside San Jacinto Mtn., Highway 74, 1.0 miles of West of Mountain Center. Comment
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Apr 7 2013
  UCR98856  Eriodictyon crassifolium A. C. Sanders, G. Helmkamp 1997-3-15 19987 Riverside Peninsular Range, Lake Skinner, SE foot of Bachelor Mtn., just north of the lake 600 Comment
  UCSB9329  Eriodictyon crassifolium Lloyd, Robert 1960-3-23 Riverside 2 miles up Snow Canyon Road from State Rd. 111; San Jacinto Mt. Range; Colorado Desert drainage area 609 Comment
  UCSB9448  Eriodictyon crassifolium Lloyd, Robert 1959-4-17 Riverside 3 miles south of West Corona on the Oak Flat Fire Road; Santa Ana Mt. Range; Pacific Ocean drainage area 335 Comment
  RSA455092  Eriodictyon trichocalyx H. de Forest, Jack Rempel 1934-4-14 14 Riverside San Gorgonio Pass. 602 Comment
  RSA393082  Eriogonum apiculatum N. C. Cooper 1949-6-29 4284 Riverside Palms to Pines Hwy, San Jacinto Mt 915 Comment
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May 13 2011
  SEINET5328306  Eriogonum apiculatum J. L. Reveal, Caroline G. Reveal 1972-8-9 2861 Riverside San Jacinto Mtns., along California Hwy 243, 4.4 mi NNW of Idyllwild, 8.9 mi N of the junction with Hwy 74, and 1 mi S of Alandale Ranger Station, Comment
  JOTR30641  Eriogonum davidsonii La Doux, Tasha, Erin Babich 2008-4-21 1803 Riverside Joshua Tree National Park. Stop 3-Little San Bernardino Mountains, S of Covington Flat 1290 Comment
  RSA27862  Eriogonum deflexum var. deflexum C. L. Hitchcock 1940-3-30 5875 Riverside Cottonwood Spring. Comment
  RSA517915  Eriogonum deflexum var. deflexum Steve Boyd, Thomas S. Elias, Erika Winter 1986-2-18 1333 Riverside Mecca Hills, Colorado Desert: Box Canyon, along Hwy 195. Comment
  RSA592689  Eriogonum deflexum var. deflexum Scott D. White, Duayne Haselfeld 1996-7-2 4273 -A Riverside Pinyon Flat area, N of Hwy. 74, ca. 10 road mi. E of junction w/ Hwy. 371. W facing slope of Sugarloaf Mtn and adjacent valley. 1250 Comment
  RSA65122  Eriogonum deflexum var. deflexum F. W. Peirson 1928-11-30 8215 Riverside Near Cottonwood Spring, west end of Eagle Mountains. Comment
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Oct 9 2010
  UC66494  Eriogonum deflexum var. deflexum E. E. Schellenger 1904-10-19 5 Riverside Chucawalla Bench Colorado Desert, Chucawalla Bench Comment
  SDSU6550  Eriogonum elongatum James C. Dice with J. D. Tenhunen 1987-9-9 722 Riverside Ca. 1.6 km NNW of Royal Oak Ranch. T8S, R3W, northeast 1/4 of northwest 1/4 of section 35. 390 Comment
  UCD99982  Eriogonum fasciculatum var. flavoviride William Shapeero 1954-4-28 s.n. Riverside Joshua Tree National Monument. Comment
  POM158441  Eriogonum fasciculatum var. foliolosum P. A. Munz 1927-5-21 10881 Riverside 10 miles SW of Coahuila [now Cahuilla]. Comment
  RSA650852  Eriogonum fasciculatum var. foliolosum William Wilson 1948-2-14 s.n. Riverside 11 miles SE Hemet. 549 Comment
  UC6288  Eriogonum fasciculatum var. foliolosum Geo. F. Reinhardt June, 1897 Riverside San Jacinto Valley Comment
  RSA451017  Eriogonum fasciculatum var. polifolium Stephen M. Beckstrom-Sternberg 1985-5-7 1006 Riverside U.C.R. [University of California, Riverside] Botanical Garden Comment
  RSA648264  Eriogonum fasciculatum var. polifolium Diane M. Ramirez 1983-5-15 20 Riverside Poppet Flat Divide Truck Trail, 1 1/2 mi S of junction with CA hwy 243, S of Banning. Comment
  RSA739340  Eriogonum fasciculatum var. polifolium Keith E. Hoffmaster 1933-4-13 313 Riverside Palm Springs. Comment
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Aug 27 2011
  SD229222  Eriogonum fasciculatum var. polifolium Dick Schwenkmeyer 2012-8-6 770 Riverside Garnet Queen Mine on Santa Rosa Mountain road, 4.1 miles southeast of the intersection of highway 74 and Santa Rosa Mountain Road. 1834 Comment
  UC162681  Eriogonum fasciculatum var. polifolium H. M. Hall 1897-7-3 Riverside vicinity of Riverside 457 Comment
  UCSB1525  Eriogonum fasciculatum var. polifolium Ullman, Sydney 1956-4-14 Riverside Town of Whitewater Comment
  CLARK-A1528-3738  Eriogonum gracile C. Epling, William Robison 1933-6-24 Riverside San Gorgonio Wash Comment
  UCR242658  Eriogonum gracile A. C. Sanders 2013-7-7 40859 Riverside Peninsular Range; San Jacinto Mountains, near central Idyllwild, west side of Hwy 243 at road junction to Astrocamp (Saunders Meadow Rd.) and 0.15 km NE of Tollgate Rd. junction 1596 Comment
  RSA0125108  Eriogonum gracile var. gracile Duncan S. Bell 2016-10-27 10217 Riverside Whitewater Canyon area; collecting in Rainbow Canyon, 2.75 air miles northwest of the Whitewater Ranger Station (trout ponds). 1024 Comment
  RSA487225  Eriogonum gracile var. incultum James L. Reveal, C. Rose Broome 1987-6-27 6614 Riverside San Jacinto Mountains, along Morris Ranch Road, 1.9 mile northeast of California Hwy 74 and about 1.5 mile northeast of Kenworthy Guard Station, about 8 airline miles southeast of Mountain Center. 1585 Comment
  RSA487231  Eriogonum gracile var. incultum James L. Reveal, C. Rose Broome 1987-6-27 6602 Riverside San Gorgonio Pass, along the road to Dunkel Spring (Esperanza Avenue) southeast of Cabazon in the riverbed of the San Gorgonio River. 541 Comment
  SD241928  Eriogonum gracile var. incultum A. C. Sander, John F. Green 2012-6-25 40312 Riverside Peninsular Range; Santa Ana Mountains Region: Temescal Canyon near Hostettler Road south of I-15, narrow canyon draining from vicinity of Palomino Creek Drive at end of Calendula Street (Alberhill 7.5'Q) 387 Comment
  UC1929522  Eriogonum gracile var. incultum LeRoy Gross, Elizabeth A. Kempton 2008-8-21 3572 Riverside [Peninsular Ranges; San Jacinto Mountains region]; Southern spur of Pine Meadow, southeast of Highway 371, northwest of Santa Rosa Summit. Survey north side of Highway 74. Near 1477 Comment
  CAS-BOT-BC257574  Eriogonum inflatum H. M. Hall 1901-6-1 2120 Riverside San Jacinto Mountains. Eastern base, along the borders of the Colorado Desert Comment
  UC64567  Eriogonum inflatum var. deflatum H. M. Hall May 17 1901-Jun 1 1901 1834 Riverside e base of San Jacinto Mt. San Jacinto Mt. 609 Comment
  CAS-BOT-BC270594  Eriogonum molestum Mary F. Spencer 1919-7-1 1375 Riverside Idylewild, San Jacinto Mountains 1615 Comment
  SD95200  Eriogonum nidularium G. L. Webster, R. Hildreth 1966-12-9 7453 Riverside Joshua Tree National Monument parkland at Split Rock 1310 Comment
  SD22377  Eriogonum nudum var. pauciflorum Susan G. Stokes 1933-7-1 Riverside Road to Idyllwild 1372 Comment
  POM13306  Eriogonum pusillum E. C. Jaeger 1920-4-7 1070 Riverside Mission Creek. Comment
  UC218022  Eriogonum saxatile P. A. Munz and I. M. Johnston 1922-5-6 5232 Riverside Smith Water Canyon Little San Bernardino Mts., Smith Water Canyon 1219 Comment
  CAS-BOT-BC263526  Eriogonum thomasii Annie M. Alexander; Louise Kellogg 1941-5-28 2260 Riverside Metropolitan Aqueduct Road, east of Hayfield Comment
  CAS-BOT-BC263537  Eriogonum thomasii Javier Penalosa 1963-4-10 2791 Riverside Deep Canyon, 3 mi. south of Palm Desert 213 Comment
  CAS-BOT-BC263547  Eriogonum thomasii John Thomas Howell 1931-6-5 6653 Riverside 1 mile east of Whitewater Comment
  RSA788978  Eriogonum thomasii Aaron C. Sedgwick, David Fraker 2012-3-28 34 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  SBBG1630  Eriogonum thomasii H. and M. Dearing 1940-1-1 4067 Riverside near Mecca Comment
  UCSB18464  Eriogonum thomasii Winn, Will 1963-4-8 Riverside U.S. Highway 60-70; 29.2 miles W of Desert Center 304 Comment
  JEPS56283  Eriogonum thurberi Geo. B. Grant 1906-4-20 6717 Riverside Palm Springs Comment
  RSA424980  Eriogonum thurberi Ora M. Clark 1929-3-16 1712 Riverside N. of Whitewater. Comment
  UC6473  Eriogonum thurberi Geo. F. Reinhardt June, 1897 Riverside San Jacinto Valley Comment
  UCR112133  Eriogonum thurberi A. C. Sanders, Robert Noll 1998-5-28 21889 Riverside Riverside, Fairmount Park, SW of Lake Evans at upper end of wooded area associated with Spring Brook, between the two outlets from the lake 244 Comment
  UCR72174  Eriogonum trichopes Theo Glenn 1991-5-15 91- 135 Riverside Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe 390 Comment
  POM259261  Eriogonum wrightii var. membranaceum P. A. Munz 1938-8-14 15384 Riverside High ridge east of Toro Peak, Santa Rosa Mts. 2439 Comment
  SD90098  Eriogonum wrightii var. membranaceum Nancy Ryan Zabriskie, W. Zabriskie 1972-9-7 534 Riverside Strawberry firebreak, S of S end Marion Ridge Rd., Pine Cove, W drainage San Jacinto Mts. 1920 Comment
  RSA0029410  Eriogonum wrightii var. membranaceum John F. Emmel 1995-9-24 1391 Riverside Santa Rosa Mts: open area on flat ridge top 0.9-1.0 air mi ESE of Toro Peak. 2287 Comment
  JOTR29225  Eriogonum wrightii var. nodosum La Doux, Tasha, Mike Bell 2005-9-15 1333 Riverside Joshua Tree National Park. Near Hidden Valley campground Comment
  UCR14059  Eriogonum wrightii var. nodosum O. F. Clarke 1973-10-14 s.n. Riverside San Jacinto Mtns., 1 mi east of Pinyon Flats Campground in the San Jacinto Mtns. Comment
  JOTR30677  Erioneuron pulchellum La Doux, Tasha, Jim Andre 2008-9-13 272 Riverside Joshua Tree National Park. At the base of NW end of Belle Mountain at Pinto Wye Maintenance service area 1103 Comment
  POM160097  Eriophyllum ambiguum var. paleaceum E. C. Jaeger 1927-3-23 s.n. Riverside Travertine Point [Travertine Rock?], Colo. Desert. Comment
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Nov 24 2016
  RSA6121  Eriophyllum confertiflorum C. B. Wolf 1932-5-25 3691 Riverside 1/4 mile SW of summit of Moreno Grade, Bad Lands SW of Beaumont 671 Comment
  UC31708 Image available Eriophyllum confertiflorum E. L. Koethen 1897-8-1 20 Riverside Riverside Comment
  LA203540  Eriophyllum confertiflorum var. confertiflorum W. Pequegnat; 1937-8-3 sn Riverside Santa Ana Mountains, Indian Truck Trail Comment
  CLARK-A1528-1840  Eriophyllum multicaule John C. Roos 1948-5-22 3866 Riverside San Timoteo Canyon Comment
  RSA716425  Eriophyllum multicaule Scott D. White 2006-4-27 11311 Riverside Perris Basin/San Jacinto Mtn Foothills: Santa Rosa Hills, S. of Hemet. 549 Comment
  CAS-BOT-BC296968  Eriophyllum wallacei Carl B. Wolf 1932-5-25 s.n. Riverside NO. BASE OF SAN JACINTO MTS. SNOW CREEK CANYON. 1 MI. BELOW FISH HATCHERY 396 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
  UCR86646  Eriophyllum wallacei A. C. Sanders, J. C. Dice, K. C. Rose, D. Woodard 1995-3-29 16269 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 427 Comment
  UCSB6534  Eriophyllum wallacei Kamb, Peter 1948-4-11 Riverside Banning-Indio Highway east of Whitewater Wash, Coachella Valley 457 Comment
  RSA776015  Erodium cicutarium Duncan S. Bell 2010-3-20 613 Riverside Riverside Mountains; in the vicinity of Calzona Mine; approximately 2 air miles northeast of Riverside Mountain Peak. 232 Comment
  UCR21910  Erodium cicutarium Steve Boyd 1980-5-2 162 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UC68562  Erodium texanum H. M. Hall 1905-4-15 5770 Riverside Cathedral Canyon Colorado Desert 91 Comment
  CAS-BOT-BC54335  Erysimum capitatum Roxana S. Ferris; Ruth P. Rossbach 1938-5-20 9659 Riverside 6 miles form Pinon Flat Public Camp on road to Hemet on State Highway #74. Comment
  UCR24925  Erysimum capitatum var. capitatum A. C. Sanders 1980-7-18 1651 Riverside San Jacinto Mtns., Thomas Mountain: Thomas Mountain Campground to the summit at the lookout 2073 Comment
  RSA0020245  Erythranthe floribunda P. A. Munz 1937-5-30 15095 Riverside North of Vandeventer Flat, Santa Rosa Mountain 1677 Comment
  SD152745  Erythranthe palmeri Steve Boyd, Tim Ross, Dave Bramlet 1993-5-12 7349 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream from conflunence with Los Alamos Canyon downstream to confluence with Tenaja Canyon 366 Comment
  RSA433695  Eschscholzia californica D. A. Young 1969-3-21 395 Riverside 11 mile W of Elsinore, along Hwy 71. 244 Comment
  UCR251937  Eschscholzia californica Harun Bektas 2011-4-26 14 Riverside Riverside, Box Springs Mountain Park; 7 miles above Moreno Valley via Pigeon Pass Rd. 793 Comment
  RSA799883  Eschscholzia glyptosperma D. M. Ray 2011-3-5 10 Riverside Sonoran Desert: Chuckwalla Valley along Kaiser Road. 198 Comment
  RSA0034939  Eschscholzia glyptosperma A. Lee Haines 1973-3-25 s.n. Riverside Orocopia Mtns. 457 Comment
  RSA0022948  Eschscholzia minutiflora Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-7 4770 Riverside East side of the Arica Mountains; west side of Rice Valley approximately 5.5 air miles southeast of the ghost town or Rice or approximately 4.75 air miles east of Priests Well. 208 Comment
  SD48468  Eschscholzia papastillii P. C. Everett, E. K. Balls 1958-4-29 23013 Riverside U. S. Highway 60/70, Indio to Blythe, 1.0 mile west of Cactus City. 548 Comment
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Mar 20 2011
  CAS-BOT-BC419622  Eschscholzia parishii Ynez Whilton Winblad 1937-4-22 s.n. Riverside Box Canyon Comment
  JOTR35290  Eschscholzia parishii Andre, Jim 2012-4-11 20783 Riverside Joshua Tree National Park. NW Eagle Mountains, along dirt road to Black Eagle Mine, 0.7mi east of road to Cottonwood Spring, 34mi south of Hwy 62 at Twentynine Palms. 729 Comment
  JOTR36434  Eschscholzia parishii La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3405 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; just west of bend in Hwy 177 near park boundary; desert pavements w/ braided rivulets (Stop 1) 213 Comment
  RSA25313  Eschscholzia parishii C. L. Hitchcock 1940-3-29 5861 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  UC1093127  Eschscholzia parishii Richard Snow 1952-4-13 6 Riverside Box Canyon Orocopia Mts. Comment
  UC1449204  Escobaria vivipara var. alversonii Pierre C. Fischer 1968-12-29 4068 Riverside on Eagle Mt. Rd 4 mi n Interstate 10 300 Comment
  UCR234275  Eucalyptus A. C. Sanders 2012-4-12 40026 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. between Glen Ivy and Indian Truck Trail, c. 100 m SE of El Hermano Rd. 314 Comment
  SBBG119971  Eucalyptus camaldulensis A. C. Sanders with O. F. Clarke 1991-6-10 11123 Riverside Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River; Riverside 238 Comment
  CSUSB862  Eucalyptus tereticornis Eugene Cardiff 1954-5-17 Riverside Pigeon Pass Comment
  SD187425  Eucrypta chrysanthemifolia Scott D. White, Angelia Carey 2004-4-16 10191 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes 548 Comment
  RSA678425  Eucrypta chrysanthemifolia var. chrysanthemifolia Michael Wall 2003-4-15 269 Riverside Lamb Canyon west of Beaumont, off Hwy. 79, 5.2 mi. south jct. with 10 Fwy up dirt road at turnout along west side of Hwy. 602 Comment
  SEINET7073346  Eucrypta chrysanthemifolia var. chrysanthemifolia A. G. Vestal 1963-4-29 s.n. Riverside South Mesa on Tenaja Grande (Tenaja Trunk Road), Santa Ana Mountains. Cleveland National Forest. Coordinate datum: NAD27. Comment
  RSA76931  Euonymus occidentalis var. parishii F. W. Peirson 1924-7-27 4983 Riverside Dark Canyon, San Jacinto Mts. 1768 Comment
  RSA295244  Euphorbia eriantha N. R. Zabriskie, Walter M. Zabriskie 1968-2-11 111 Riverside East of trail approaching Eagle Pk., Andreas Canyon. Comment
  CAS-BOT-BC123992  Euphorbia micromera John Thomas Howell 1931-6-5 6651 Riverside South of Palm Springs near Cathedral City Comment
  OBI29469  Euphorbia micromera David J. Keil, Melissa Luckow 1979-8-31 13155 Riverside Jctn of Box Cyn Rd and I-10 just S of exit ramp at wash crossing Comment
  RSA697601  Euphorbia polycarpa Elisabeth Norland 1930-5-18 2 Riverside Shavers Well Comment
  UCR100865  Euphorbia polycarpa George K. Helmkamp, E. A. Helmkamp 1998-2-18 2719 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; 0.3 mi south of Chuckwalla Rd. on Graham Pass Rd. 122 Comment
  UCR132707  Euphorbia polycarpa A. C. Sanders, T. B. Salvato 2004-2-16 27393 Riverside Santa Ana Mtns., foothills at edge of Temescal Valley, summit of ridge proposed for removal at development called 'Trilogy at Glen Ivy,' south of Brown Canyon 451 Comment
  UCR272654  Euphorbia polycarpa Sarah J. De Groot, Amy Rouillard 2015-9-15 7575 Riverside along Eagle Mountain Road north of Hwy I-10, at large wash crossin west of Desert Center, western Chuckwalla Valley Comment
  RSA653712  Euphorbia polycarpa var. hirtella Scott D. White 2000-3-23 7635 Riverside Coachella Valley, Thousand Palms area: N terminus of Rio del Sol Road at intersection with Vista Chino. Proposed aggregate mine expansion. 152 Comment
  RSA675734  Euphorbia supina Scott D. White 2001-6-22 8599 Riverside Corona: Bajada below the Santa Ana Mts., near the jtn. of Cleveland Way and Fullerton Av., about 2 road mi S of the jtn. Fullerton Av. and Ontario Av. 381 Comment
  RSA737217  Eustoma exaltatum Justin M. Wood 2008-9-30 173 Riverside Southwest Perris Basin: Temecula - Murrieta Creek, downstream of first street bridge. 293 Comment
  UCR35601  Eustoma exaltatum J. M. Stewart 1984-6-18 8447 Riverside Santa Rosa Mtns., Bear Creek Oasis 854 Comment
  RSA4882  Fagonia laevis Carl B. Wolf 1932-4-27 2998 Riverside Colorado Desert, 14 miles E. of Mecca on Blythe Road. 152 Comment
  SEINET885157  Fagonia laevis A. C. Sanders, Pitzer, Charlton, Kniffen 1986-1 6100 Riverside Corn Spring, Chuckwalla Mountains, wash below the spring and wash and rocky to the south. 487 Comment
  UC667351  Fagonia laevis Annie M. Alexander and Louise Kellogg 1941-5-26 2235 Riverside n wall Munsen Canyon; Eagle Mts. 822 Comment
  UCR148296  Fagonia laevis John F. Green, Chet McGaugh 2005-1-19 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, 1.1 mile transect along Coachella Canal right-of-way, between siphons 24 and 25, NE of Hunters Spring, near S base of Orocopia Mtns. 23 Comment
  JEPS121573  Fagonia pachyacantha Adam C. Schneider with Will Freyman 2014-2-16 387 Riverside Box Canyon Road. Comment
  SD247521  Fagonia pachyacantha A. C. Sanders, Jim Malusa 2015-3-11 41400 Riverside Sonoran (Colorado) Deert; Chocolate Mountains, Gasline Road south of junction with road to Observation Point Slats, c. 3.9 miles south of the Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range (Iris Pass 7.5'Q) 673 Comment
  CLARK-A1528-4666  Festuca pacifica John C. Roos 1938-3-20 726 Riverside Temescal Canyon Comment
  UCR158726  Filago californica A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30011 Riverside Peninsular Range, Agua Tibia Mountains, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  RSA517818  Filago depressa Steve Boyd, Orlando Mistretta 1986-3-13 1435 Riverside Palen Mountains; NE of Desert Center, jct. of Parker Dam Rd. and Palen Rd. (road going through pas between Palen and Granite Ranges). 244 Comment
  UCR196305  Filago depressa R. F. Thorne, M. Z. Thorne 1973-3-30 42686 Riverside Sonoran (Colorado) Desert, Morongo Valley Canyon, near mouth at junction of roads to Morongo Valley and Desert Hot Springs; [vicinity of Hwy 62 crossing of Mission Creek] 488 Comment
  RSA613783  Filago gallica A. C. Sanders, P. Mackay, Tim C. Thomas, O. F. Clarke 1997-5-4 20661 Riverside San Jacinto Mtns: N side along hwy 243, 1.5 mile below Twin Pines Ranch Raod (McMullen Flat), N slope of peak 3740. 1067 Comment
  UCR155830  Filago gallica John F. Green 2005-5-4 s.n. Riverside Perris-Aguanga Region, SE corner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base 534 Comment
  UCR274190  Filago gallica T. B. Salvato, Gregg Miller 2005-6-7 1436 Riverside Peninsular Range, Gavilan Hills, along Hill Top Drive, 1.7 mi NE ( 54.8 deg. ) of the Lake Street junction with Hwy I-15, and 1.8 miles west of El Toro Road, near benchmark 2349 695 Comment
  RSA660538  Filago gallica Orlando Mistretta 1992-6-10 520 Riverside Cleveland National Forest: Along old road coming off 3504 W of San Gabriel Mountains: Northeast slope Mt. San Antonio. Headwaters of west fork of north fork Lytle Creek. Sierra Peak. [Telegraph Peak quad?] Head of road. Comment
  CHSC4931  Fouquieria splendens R. Pierce Jr. 1967-4-12 48 Riverside 1/4 mi s of Choilz Cactus Park in Joshua Tree National Monument. Comment
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Jan 11 2007
  CHSC8392  Fouquieria splendens Edward L. Smith 1958-3-21 355 Riverside Located 12 mi. e of Indio on hwy. 60, San Bernardino Mt. Range. 304 Comment
  SEINET7907909  Fouquieria splendens D. A. Johnson 2005-1 Riverside Between Coachella and S entrance to Joshua Tree Nat'l Park, S of Interstate 10 914 Comment
  POM244242  Frasera parryi Carl B. Wolf 1936-6-17 7963 Riverside Santa Ana Mts., Tenaja Road, North end of La Cienaga. 732 Comment
  SD119908  Fraxinus dipetala Louis B. Ziegler 1969-5-20 364 Riverside San Jacinto Mountains; Bautista Canyon, upper canyon . 1143 Comment
  RSA561103  Fraxinus velutina Steve Boyd, Tim Ross, D. Bramlet 1993-5-12 7330 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon. 366 Comment
  RSA612476  Fritillaria biflora Darin L. Banks 1997-2-23 1341 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The area along Magee Truck Trail between the headwaters of Pala Creek at the southern extremity of the Reservation to the Riverside/San Diego County line border. 402 Comment
  RSA737323  Gaillardia pulchella Justin M. Wood 2008-9-22 156 Riverside SW Perris Basin; Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  UCR232069  Gaillardia pulchella John F. Green 2008-4-24 13- 03 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris along Hwy 74, between Lazy Lizard Dr. and Wasson Canyon Rd. 504 Comment
  UCR201998  Galium angustifolium Mike Misenhelter 2005-6-8 s.n. Riverside Peninsular Range; San Jacinto Mtns., Idyllwild, south edge of town, 37 acre Lane property south of the intersection of Hwy 243 and Marian View Dr., west edge of Hwy 243 and off Robin Dr., West Ridge Rd., and Chickadee Way 1610 Comment
  JEPS56075  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and G. L. Stebbins 1966-1-21 4177 Riverside Hwy 79 10.1 mi s Hemet (e-facing slope in hills) Comment
  POM367706  Galium angustifolium subsp. angustifolium M. M. Thompson 1947-6-9 C 2076 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  UCR111966  Galium angustifolium subsp. angustifolium A. C. Sanders, T. B. Salvato 2000-5-25 23396 Riverside Peninsular Range, Menifee Valley, south of Newport Rd., north of Holland Rd. and west of Bradley Rd., 2 miles due east of Railroad Canyon Lake 488 Comment
  JOTR29243  Galium angustifolium subsp. gracillimum La Doux, Tasha 2005-8-8 1524 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Eureka Peak 1676 Comment
  LA208473  Galium angustifolium subsp. gracillimum Martha Hilend; 1930-6-27 612 Riverside Santa Ana River, near Leven lake Comment
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Mar 9 2014
  UC64375  Galium angustifolium subsp. jacinticum H. M. Hall Aug. 1901 2604 Riverside e side <of mts?> San Jacinto Mountains, Tamarack Creek, Long Valley 2438 Comment
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Oct 12 2006
  JOTR16840  Galium multiflorum Hogan, J. 1976-7-11 66 Riverside Joshua Tree National Park. 0.2 MILES WEST OF EUREKA PEAK 1645 Comment
  UC64376  Galium parishii H. M. Hall 1897-8-11 825 Riverside near Long Valley; San Jacinto Mountains, Tamarack Valley 2560 Comment
  SD186324  Galium porrigens Andy C. Sanders, Mike Misenhelter 2005-3-23 29266 Riverside Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  RSA508020  Galium porrigens var. porrigens Steve D. Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2288 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  SD137626  Galium porrigens var. porrigens Darin L. Banks 1995-3-15 77 Riverside NW Palomar Mtns., Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., Dorland Mtn. area 2643 Comment
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May 20 2012
  POM99011  Galium stellatum E. C. Jaeger 1926-3-24 s.n. Riverside Eagle Mountains. Comment
  POM261678  Garrya flavescens var. pallida W. Pequegnat 1940-12-14 s.n. Riverside Main Divide Truck Trail, near Pleasant Pk. Santa Ana Mts. 1067 Comment
  POM145509  Gastridium phleoides J. B. Feudge 1927-5-19 1607 Riverside Menifee Valley 412 Comment
  RSA736002  Gaura sinuata Scott D. White, Justin M. Wood 2008-6-26 12292 Riverside Perris Basin: I-215 just N of San Jacinto River crossing. 431 Comment
  CAS-BOT-BC303589  Geraea canescens E. A. McGregor 1917-3-20 705 Riverside Northrop State Ranch, Indio Comment
  RSA789367  Geraea canescens Aaron C. Sedgwick, David Fraker 2012-3-28 41 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  RSA789494  Geraea canescens Wilma Griset 1931-3-28 78 Riverside Colorado Desert (Edon). [Edom?] Comment
  UCD132590  Geraea canescens Lewis S. Rose 1967-12-20 67183 Riverside 6 mi. se. of Thousand Palms. 15 Comment
  UCR148314  Geraea canescens John F. Green 2005-1-14 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 23 and 24, at Kaiser RR trestle over the canal, between Salt Creek and Hunters Spring 23 Comment
  JEPS61457  Geranium californicum W. L. Jepson 2299 Riverside Tauquitz Valley San Jacinto Mt. 2286 Comment
  UCR56269  Geranium californicum J. A. Adams 1965-7-3 339 Riverside San Jacinto Mtns., Azalea Canyon above campground 1829 Comment
  POM48129  Geranium richardsonii Mary F. Spencer 1919-6-26 s.n. Riverside Idyllwild, San Jacinto Mountains. 1616 Comment
  UCR251987  Gilia A. C. Sanders, T. B. Salvato 2014-7-2 41170 Riverside Peninsular Range; San Jacinto Mtns., Fobes Canyon, c. 1/2 mile south of Fobes Ranch along Fobes Ranch Rd. 1555 Comment
  UCR158141  Gilia angelensis A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30090 Riverside Peninsular Range, Agua Tibia Mountains, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  UCR177945  Gilia angelensis Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 027 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Hathaway Canyon, tree stand F-06 915 Comment
  UCR84874  Gilia angelensis A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16128 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  UC23351  Gilia capitata subsp. abrotanifolia Geo. F. Reinhardt June, 1897 Riverside San Jacinto Mountains Comment
  UC310671  Gilia capitata subsp. abrotanifolia Philip A. Munz 1926-5-2 10425 Riverside about 5 mi nw Dripping Springs; nw of Dripping Springs Comment
  RSA470270  Gilia capitata subsp. abrotanifolia N. C. Cooper 1945-5-24 1625 Riverside Big Oaks Canyon, Banning. 1220 Comment
  POM308200  Gilia diegensis Henry J. Ramsey, Henry J. Ramsey 1938-4-22 3002 Riverside Santa Rosa Mountains. 1220 Comment
  UC908894  Gilia diegensis Herbert L. Mason 1928-3-11 4257 Riverside San Gorgonio Pass Comment
  RSA0016281  Gilia ochroleuca subsp. exilis W. Wisura 1987-5-21 4161 Riverside 8.2 miles from Hwy 74, going S on forestry rd. 5S15; just S of summit of Thomas Mtn. Comment
  RSA0016288  Gilia ochroleuca subsp. exilis Elbert Benjamine 1929-5-18 217 Riverside Mt. San Jacinto. 1524 Comment
  RSA802135  Gilia ochroleuca subsp. vivida Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 5014 Riverside Strawberry Creek to the southwest of Strawberry Valley, about 2.4 air miles southwest of Idyllwild. 1534 Comment
  UCR237483  Gilia scopulorum Duncan S. Bell 2010-3-20 601 Riverside Riverside Mountains, in the vicinity of Calzona Mine, c. 2 air mi northeast of Riverside Mountain Peak 232 Comment
  JOTR33761  Gilia sinuata La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2759 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Large sandy canyon with braided wash that feeds southwest into Wilson Canyon (Stop 7) 902 Comment
  JOTR35208  Gilia stellata Harding, Mitzi, Tasya Herskovitz 2011-4-20 185 Riverside Joshua Tree National Park. Burned slopes above Keys View parking area 1597 Comment
  POM74531  Gilia stellata Marcus E. Jones 1906-4-30 9986 Riverside Indio. Comment
  RSA469734  Gilia stellata M. B. Dunkle 1937-3-25 4955 Riverside Dry Morongo. Comment
  RSA78696  Gilia stellata P. A. Munz 1952-4-15 17348 Riverside Ridge south of Pleasant Valley, Joshua Tree National Monument 1220 Comment
  SD20331  Gilia stellata L. Haines, L. Erickson 1937-4-10 Riverside Palms to Pines Highway near road to Shumay. Comment
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Dec 17 2011
  UCR88535  Gilia stellata A. C. Sanders 1995-4-13 16492 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Devil's Garden, E end of the mtns., 2.1 mi west of Hwy 62 on Pierson Avenue and dirt extension, 1.7 mi above Sierra Blvd. 793 Comment
  RSA526490  Githopsis diffusa subsp. robusta Steve Boyd, Timothy S. Ross 1990-5-11 4686 -B Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  POM358720  Gnaphalium Kessler 1921-9-1 s.n. Riverside Mt. San Jacinto. Comment
  RSA596162  Gnaphalium canescens subsp. microcephalum D. L. Banks 1996-11-7 1215 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; On the main road in the Reservation., 1.6 km E of the roads crossing with Pechanga Creek on the northern fork of the creek at the E end of the Reservation. 415 Comment
  RSA559364  Gnaphalium chilense Steve Boyd, Tim Ross, D. E. Bramlet 1993-5-13 7379 b Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Wildhorse Canyon, from confluence with Los Alamos Canyon upstream approx. 1 mile 412 Comment
  RSA276714  Gnaphalium luteoalbum John F. Emmel 1978-5-14 604 Riverside Vacant lot, in Southeast Hemet, near intersection of Stanford Street and Sttson Street. 518 Comment
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Jun 25 2013
  UCR92083  Gnaphalium luteoalbum Scott D. White, S. Ogg 1994-10-17 2464 .1 Riverside Temecula Valley, Murrieta Creek at Winchester Road bridge (Banana Avenue) 317 Comment
  CLARK-A1528-223  Gnaphalium microcephalum Margaret Ferro 1970-5-16 22 Riverside Jurupa 365 Comment
  CLARK-A1528-224  Gnaphalium palustre Ruth Cooper 1941-6-8 78 K Riverside Menifee Comment
  RSA276722  Gnaphalium palustre John F. Emmel 1978-7-17 616 Riverside Santa Rosa Mts, Virgin Spring, on N slope of Toro Peak, 2348 Comment
  RSA655040  Gnaphalium stramineum Scott D. White 1999-6-6 7529 Riverside Idyllwild Area: Near Idyllwild Community Service Dist. sewage ponds at terminus of USFS Road 5S24.2. 1432 Comment
  RSA752137  Gnaphalium stramineum Justin M. Wood, Brandy Wood 2009-7-4 1041 Riverside Riverside Flood Control Basin, SW corner of Patton Rd and Wineville Rd, immediately S of San Bernardino County Line. 250 Comment
  UCR93061  Gnaphalium stramineum A. C. Sanders, S. Ogg 1994-7-28 15178 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd. Bridge 243 Comment
  RSA736534  Gossypium Michael Denslow 2004-2-1 1906 Riverside North of Blythe; along Hwy 95, just south of Main Canal on west side of road. 76 Comment
  UCR202006  Gutierrezia californica Mike Misenhelter 1998-7-7 s.n. Riverside Peninsular Range; San Jacinto Mtns. Foothills, 35 acre 'Searl Tank' site, foot of the north end of Mica Butte, just SE of the intersection of State St. and Cactus Valley Rd., c. 1 mile south of Hemet 585 Comment
  RSA709849  Gutierrezia microcephala Sarah J. De Groot, L. Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4628 Riverside Along Palen Pass Road, near Packard Well, S end of Granite Mountains. 502 Comment
  RSA0094193  Gutierrezia sarothrae Duncan S. Bell, Evan Meyer 2014-10-29 7680 Riverside Santa Rosa Mountains; collecting in Agua Alta Canyon, to the north of Martinez Canyon, about 6 air miles southeast of the summit of Martinez Mountain. 394 Comment
  UC55182  Gutierrezia sarothrae H. M. Hall 1902-4-1 2968 Riverside vicinity Riverside 304 Comment
  RSA643449  Haplopappus cuneatus A. C. Sanders 1995-11-26 17921 Riverside Tule Creek Valley, NE of Tule Pk, between Aguanga & Anza, S of Hwy 371. Tule [peak] Rd., 1/2 mi. E of Spanish Spur Trail, sec. 14. 1280 Comment
  CLARK-A1528-233  Haplopappus palmeri Oscar F. Clarke 1969-10-14 Riverside University of California Comment
  UCR18660  Haplopappus squarrosus John C. Roos 1952-8-27 5890 Riverside Reche Canyon, Haas Ranch 457 Comment
  HSC85434  Harpagonella palmeri Steve Boyd 1986-4-2 1589 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  UCR174160  Harpagonella palmeri A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32604 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  SDSU13561  Hazardia squarrosa var. grindelioides W. Miller with C. Mosse 1972-7-12 Riverside R.R. bed 50 yards west of erosion area. Comment
  UCR274542  Helianthus annuus subsp. lenticularis Mitch Provance, Ken Halama 2003-6-15 17063 Riverside Temescal Mountains, Mead Valley, just SSW of the corner of Cajalco Rd. and Wood St. Comment
  RSA0012941  Helianthus californicus Scott D. White 2003-10-9 9816 Riverside Pine Cove. Lily Creek just north of crossing at Hwy 243. 1738 Comment
  JEPS16500  Helianthus gracilentus Peter H. Raven, S. R. Snow 1956-7-6 9660 Riverside Vandeventer Flat San Jacinto Mountains Comment
  POM203026  Helianthus gracilentus Marcus E. Jones 1934-5-10 s.n. Riverside Elsinore Comment
  UCR3836  Helianthus gracilentus John Minnich 1964-6-5 640605- 02 Riverside Santa Ana Mtns, Hwy 74 610 Comment
  JOTR16631  Heliotropium curassavicum Baker, James K. & Baker, Ilisa T. 1966-10-14 s.n. Riverside Joshua Tree National Park. BARKER DAM 1310 Comment
  UC1063900  Heliotropium curassavicum H. S. Yates 1936-4-8 5452 Riverside 5 mi. s.e. Coachella; Thermal Quad. Comment
  UCR33813  Heliotropium curassavicum Faulkner 1978-4-27 501 Riverside Sonoran (Colorado) Desert, 3 miles east of Blythe 137 Comment
  RSA0078220  Heliotropium curassavicum var. oculatum Sarah J. De Groot, Amy Rouillard 2015-9-15 7558 Riverside Ford Dry Lake, Chuckwalla Valley, north of I-10. 107 Comment
  UCR121195  Hemizonia fasciculata D. E. Bramlet 1989-5-21 1878 Riverside Perris-Aguanga Basin region, Lake Skinner County park, south side of the lake c. 2500 ft. east of dam 448 Comment
  SEINET1004954  Hemizonia kelloggii Mitch Provance 2005-1 9811 Riverside Nochols road wetland area t Alberhill Creek, S of the I-15 Freeway and Collier Ave., along the SE side of Pierce St., properties on both the NE and SW sides of Baker St. in the city of Elsinore. 396 Comment
  RSA92593  Hemizonia kelloggii J. C. Roos 1952-5-26 5713 Riverside Hass' Ranch. Reche Canyon. 457 Comment
  UCR165204  Hemizonia mohavensis Margaret Bornyasz 2003-8-7 s.n. Riverside Peninsular Ranges, San Jacinto Mtns., near McCall Memorial Park, N of Calif. highway 74 about 0.65 mi WNW of junction with Banning/Idyllwild Road 243 1366 Comment
  UCR200998  Hemizonia mohavensis Justin M. Wood, Scott D. White, Brandy Ulrich 2008-7-15 023 Riverside Aguanga Basin / San Jacinto Mountain foothills, W of Anza Valley, adjacent to Cave Rock Rd. Approx. 1/4 mile E of Cahuilla Indian Reservation 1215 Comment
  RSA638200  Hemizonia paniculata Scott D. White 1988-10-9 7170 Riverside Corona, near Bedford Canyon. Foothills at eastern slope of Santa Ana Mts. ''Joseph Canyon'' wash near a disused quarry. Site adjacent to housing tracts now under construction and proposed for same. 305 Comment
  UCR114201  Hemizonia paniculata A. C. Sanders, D. Malueg, K. D. Jones, et al 2000-9-8 23640 Riverside Perris-Aguanga Basin Region, French Valley, near south end of Briggs Rd. on east side of Hwy 79, near industrial park, c. 0.5 km SE of Adobe Spring 384 Comment
  UCR201877  Hemizonia paniculata Justin M. Wood 2008-9-22 166 Riverside SW Perris Basin, Temecula/Murrieta Creek, downstream of 1st Street bridge 305 Comment
  UCR230882  Hemizonia pungens subsp. laevis Jeremiah George 2011-7-15 s.n. Riverside Peninsular Range; Elsinore Trough, Lake Elsinore, southwest of corner of Pasadena and 3rd St. 385 Comment
  UC843918  Hesperocallis undulata Mrs. Bradley 1922-4-10 Riverside near Mecca Comment
  UCR20356  Hesperocallis undulata Don Emery 1980-3-28 s.n. Riverside Sonoran Desert, Riverside/Imperial Co. line on the E side of Salton Sea, vicinity of Bat Caves Buttes -30 Comment
  UCR251903  Hesperocallis undulata Jim Andre 2013-3-27 24827 Riverside NE Colorado Desert, Riverside Mountains, Agnes Wilson Rd. west of crossing of Colorado River, 0.8 mi east of Hwy 95, 12.4 mi south of Vidal Junction 115 Comment
  SD137589  Hesperocnide tenella Darin L. Banks, Steve Boyd 1995-3-16 104 Riverside Agua Tibia Wilderness Area. E of the Dripping Springs Alcove, N slope of Wilfhorse Peak, on the Wildhorse Trail 609 Comment
  SDSU11463  Hesperoyucca whipplei James C. Dice, J. D. Tenhunen 1987-9-9 721 Riverside ca. 1.6 km NNW of Royal Oak Ranch. T8S, R3W, northeast 1.4, of northwest 1/4 of section 35. 390 Comment
  RSA583618  Heterocodon rariflorum Steve Boyd, Darin L. Banks 1995-3-30 8414 Riverside Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain at the western edge of the Dripping Springs Alcove in tributary of Kolb Creek just east of the old Woodchuck Truck Trail road grade, just south of the Wilderness boundary. 640 Comment
  RSA720461  Heterocodon rariflorum Naomi Fraga, Steve Boyd, Sarah Siedschlag 2006-5-22 1680 Riverside On road the leads to Duchess Canyon, east of Fobes Ranch. 1677 Comment
  UCR193868  Heterocodon rariflorum A. C. Sanders, Mitch Provance 2008-7-11 35805 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek along trails in vicinity of junction of South Ridge and Coldwater Trails, 1.25 mi. NE of Mountain Center, c. 3/4 mile NE of Keenwild Fire Station 1475 Comment
  RSA0074603  Heterotheca fastigiata R. F. Thorne, Kay Wright, R. K. Benjamin 1982-10-8 55400 Riverside San Bernardino Mts.: Side canyon on W side of Whitewater Cyn, ca. 3.3 mi. N of Whitewater Post Office. 595 Comment
  CAS-BOT-BC206630  Heuchera hirsutissima Carl B. Wolf 1932-8-5 3977 Riverside Summit of San Jacinto Peak, San Jacinto Mountains 3293 Comment
  CLARK-A1528-3225  Hibiscus denudatus John C. Roos 1949-3-19 4103 Riverside Orocopia Mountains Comment
  JOTR35367  Hibiscus denudatus Harding, Mitzi, M. Wheeler 2011-1-26 151 Riverside Joshua Tree National Park. West Coxcomb Mountains; rocky foothills/slopes above bouldery wash (STOP4) 424 Comment
  UCR114115  Hibiscus denudatus B. G. Pitzer, J. Ross 1998-3-8 3610 Riverside Sonoran (Colorado) Desert, N-facing bajada on south side of Hayfield Lake, between lakebed and Hwy I-10 427 Comment
  CLARK-A1528-476  Hoffmannseggia densiflora Charlotte Stocks 1964-9-11 Riverside Indio Comment
  CDA27093  Hoffmannseggia glauca Agricultural Commissioner Nov 1971 Riverside 0.25 mile south of the existing Highway 60, 4 miles west of Blythe. 0 Comment
  POM193292  Hoffmannseggia glauca Marcus E. Jones 1929-9-16 s.n. Riverside East of Desert Center. Comment
  CAS-BOT-BC207554  Hoffmannseggia microphylla M. E. Jones 1906-4-27 s.n. Riverside Indio Comment
  OBI30229  Hoffmannseggia microphylla Marie Cichra 1976-4-25 101 Riverside Box Cyn, on Box Cyn Rd between I-10 and Mecca 274 Comment
  POM263178  Hordeum brachyantherum subsp. californicum J. C. Roos 1937-5-10 429 Riverside Lake Elsinore. Comment
  CAS-BOT-BC174030  Hordeum depressum A. C. Sanders 2003-5-9 26582 Riverside San Jacinto Valley: west of Hemet, west edge of Warren Road just north of Hwy 74 (Florida Ave.) 457 Comment
  CAS-BOT-BC174241  Hordeum depressum A. C. Sanders; T. B. Salvato 2011-3-30 38892 Riverside Peninsular Range; Elsinore Trough: city of Lake Elsinore, Baker St. c. 100 m NW of Hwy 74/Riverside Dr. 381 Comment
  UCR211723  Hordeum depressum Fred M. Roberts 2005-5-26 6210 Riverside Perris Basin, San Jacinto Valley, city of San Jacinto, between the Ramona Expressway and Ramona Blvd, 0.2 km north of the latter, 1.9 km southwest of Gilman Hot Springs 442 Comment
  UCR159087  Hordeum intercedens Scott D. White, M. Jacobsmeyer 1996-4-20 3964 Riverside Perris Basin, near Perris Airport; c. 100 m south of Case Road and 100 m west of the San Jacinto River Channel 433 Comment
  UCR154540  Hordeum marinum Jason L. Hlebakos 2005-5-18 709 Riverside Santa Rosa Plateau, Mesa de Burro in the research area 602 Comment
  SEINET3366074 Image available Hordeum murinum A. C. Sanders, K. D. Jones, D. Malueg 1996-4-20 18060 Riverside San Jacinto River between Nuevo and Lakeview, from 11th to 13th Streets, alkaline flats along the east side of the river channel. 433 Comment
  UCR146439  Horkelia clevelandii R. F. Thorne, Et al. 1969-6-24 38078 Riverside Peninsular Ranges; San Jacinto Mountains, San Bernardino National Forest, above James Reserve in Hall Canyon 1677 Comment
  RSA304587  Horsfordia newberryi A. C. Sanders 1982-12-19 3452 Riverside Coachella Valley at the foot of the Santa Rosa Mountains, south side of the ridge forming the southern boundary of Martinez Canyon; west end of Ave74, 2.6 miles west of Polk Street. 122 Comment
  JEPS30449  Hulsea vestita Donald W. Kyhos 1958-5-16 58 -187 Riverside 2.5 mi w Aguanga turnoff (Palms-to-Pines Highway); San Jacinto Mountains Comment
  CAS-BOT-BC312581  Hulsea vestita subsp. callicarpha P. A. Munz 1922-7-7 6056 Riverside San Jacinto Mts. Zigzag on trail south of Hidden Lake 2346 Comment
  LA203770  Hulsea vestita subsp. callicarpha Jonathan Sauer; H. Walter 1980-5-17 280 Riverside James San Jacinto Mountains Reserve, Near Lake Fulmor Comment
  RSA453765  Hydrocotyle ranunculoides Lester H. Cushman 1932-5-15 15321 Riverside Near Pedley, Santa Ana River. Comment
  NY43421  Hymenoclea salsola C. R. Annable 1995-3-10 2263 Riverside 1.6km S of Lake Cahuilla County Park Comment
  UCR120858  Hymenoclea salsola Bern Schwenn 1998-4-11 s.n. Riverside San Bernardino Mountains, Mission Creek, along Pacific Crest Trail and slope on E side of canyon. 823 Comment
  RSA458248  Hypericum formosum var. scouleri M. B. Dunkle 1933-7-20 3711 Riverside Idyllwild, San Jacinto Mountains. 1616 Comment
  UCR20699  Hypochaeris glabra A. C. Sanders, Steve Boyd 1980-5-2 1403 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR104802  Hyptis emoryi George K. Helmkamp 1998-2-5 2649 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Palm Springs, 1.1 mi. west of Calif. Hwy 111 on Tramway Rd. 335 Comment
  UCR25328  Hyptis emoryi C. W. Tilforth 1967-2-12 111 Riverside Western Colorado Desert, Painted Canyon, east of Mecca. 0 Comment
  UCR41273  Hyptis emoryi B. G. Pitzer 1986-2-9 0008 Riverside Sonoran (Colorado) Desert, Santa Rosa Mountains: Martinez Canyon, SW of Valerie Jean, on upper fan, c. 1 mi east of mouth of canyon 122 Comment
  UCD126498  Ipomoea triloba T. C. Fuller 1962-10-2 9701 Riverside northwest of Neighbors Blvd. and Ave. 22, 1.4 miles north of Ripley. Comment
  UCR247349  Ipomoea triloba T. C. Fuller 1962-10-2 9691 Riverside Sonoran (Colorado) Desert, Coachella Valley, south side of Ave. 60, 0.2 mi. east of Jackson St., c. 6 miles south of Indio -28 Comment
  POM153346  Isocoma menziesii var. vernonioides P. A. Munz, I. M. Johnston 1928-9-12 11306 Riverside Dry flats near Lake Elsinore Comment
  JOTR30830  Ivesia saxosa Andre, Jim, Tasha La Doux 2008-9-16 10702 Riverside Joshua Tree National Park. JTNP; SE end of Splitrock Picnic Area. Queen Mountain USGS 7.5 min Quad. Near 34 00.486' N 116 03.288' W 1289 Comment
  UCR277766  Juglans californica Mitch Provance 2012-7-15 612- 65 Riverside Beaumont Plateau, W end of Banning, 'Pershing Channel', N side W Ramsey St., W side of Omar St. 768 Comment
  UCR209197  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37145 Riverside Peninsular Range, Box Springs Mtns. Foothills, Riverside, dry arroyo on UCR campus SE of student health center and just north of North Campus Drive 320 Comment
  UCR231756  Juncus balticus John F. Green 2008-4-23 07- 01 Riverside Peninsular Range, hills south of Perris, powerline route above the San Jacinto River, east of Lantana Dr., south of Ethanac Rd. 439 Comment
  UCR172217  Juncus bufonius John F. Green 2006-5-3 s.n. Riverside Peninsular Ranges, French Valley, unincorporated Riverside County; along San Diego Aqueduct right of way between Benton Road and the obvious drainage to the south 412 Comment
  UCR174360  Juncus bufonius A. C. Sanders 2006-5-19 32403 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  UCR21523  Juncus bufonius Steve Boyd 1980-4-29 s.n. Riverside Perris Basin, Motte Reserve, 2.5 miles NW of Perris, c. 0.5 mile NE of the secretary's house 518 Comment
  UCR100779A  Juncus bufonius var. congestus Robert Noll 1998-6-17 s.n. Riverside Murrieta area, De Portola Road near Lake Skinner 400 Comment
  UCR256088  Juncus bufonius var. occidentalis G. D. Wallace 2003-7-8 4038 B Riverside Peninsular Range; San Jacinto Mountains, Hidden Lake 2652 Comment
  UC1931209  Juncus effusus Scott D. White, Justin Wood 2008-6-18 12233 Riverside San Jacinto Mountains: K Flat Meadow. Comment
  UCR201479  Juncus macrophyllus Scott D. White, Justin M. Wood 2008-6-18 12248 Riverside San Jacinto Mountains, meadow northwest of Keen Camp Summit, southwest of Hwy 79 1463 Comment
  UCR40551  Juncus macrophyllus Steve Boyd 1985-7-23 1020 Riverside Peninsular Range, De Luz Road, 8 mi west of Rancho California. Side canyon of Sandia Creek 305 Comment
  POM259179  Juncus mexicanus Phillip A. Munz 1938-8-13 15325 Riverside Cedar Spring, north base of Santa Rosa Peak. 2287 Comment
  UCR177325  Juncus mexicanus Scott D. White, Michael Honer 2003-5-27 9416 Riverside Gavilan Hills / Temescal Canyon, hills and canyons c. 1 mile north of the I-15 Fwy and 1 mi east of Lake Street exit, south and/or west of unnamed peak '2349 549 Comment
  POM14394  Juncus phaeocephalus var. paniculatus Phillip A. Munz 1922-7-6 5999 Riverside Tahquitz Valley, San Jacinto Mountains. 2195 Comment
  RSA368338  Juncus rugulosus L. C. Wheeler 1933-12-2 2322 Riverside U.S. 99, 2 miles NW Whitewater Station 366 Comment
  RSA741267  Juncus rugulosus Scott D. White, Justin M. Wood 2008-7-10 12452 Riverside Fobes Spring 1500 Comment
  UCR207678  Juncus rugulosus G. R. Ballmer 2005-12-3 s.n. Riverside Transverse Range; San Bernardino Mtns., Whitewater River Canyon 610 Comment
  RSA368388  Juncus xiphioides L. C. Wheeler 1933-12-2 2320 Riverside U.S. 99, 2 miles NW Whitewater Station 366 Comment
  UCR80516  Juncus xiphioides A. C. Sanders, O. F. Clarke 1991-6-10 11136 Riverside Upper Santa Ana River/San Bernardino Valley, Riverside, along Spring Brook between Lake Evans (Fairmont Park) & the Santa Ana River 238 Comment
  CLARK-A1656-721  Juniperus californica unknown 1981-3-14 Riverside Coachella Valley Comment
  POM250497  Juniperus californica I. W. Clokey 1935-4-17 6507 Riverside Cottonwood Springs Comment
  UC1134257  Juniperus californica H. S. Yates 1937-3-24 6472 Riverside s of Pinyon Flat; Thermal Quad. 975 Comment
  RSA0069674  Justicia californica Cheryl Sevilla, Sarah J. De Groot, Duncan S. Bell 2015-2-10 4 Riverside In the Bear Creek drainage of the Santa Rosa Mountains. 2.3 air miles west of Lake Cahuilla; south of La Quinta; north of Devil Canyon; southwest of Coachella Valley. 193 Comment
  UCD166270  Justicia californica Jack Major 1962-4-17 785 Riverside On CA HWY 74 from Pinyon Flat to Palm Desert. (Exact location unknown. Coordinates estimated by label maker.) 435 Comment
  SBBG100102  Justicia californica M. D. Clary 1932-12-15 1132 Riverside bajada 2 mi W of Coral Reef Ranch, at base of Santa Rosa Mtns, Coachella Valley 91 Comment
  RSA793268  Kallstroemia californica Aaron C. Sedgwick, Cody Leslie 2012-9-20 125 Riverside South of Essex in Rice Valley - Take Rice/Blythe Rd. ~3 miles south and turn left on unmarked road. The wash is on the northern side of the unmarked road ~3 miles east. 235 Comment
  POM182204  Keckiella antirrhinoides Philip A. Munz 1932-4-24 12389 Riverside San Jacinto Mountains: Snow Creek Canyon 457 Comment
  RSA293255  Keckiella antirrhinoides D. C. Michener 1980-5-8 3663 Riverside Area around Ca 243 at jct with Mt. Edn aRd [22.2 miles north of Mtn Center/5.9 mi. south of beginning of grase of CA 243 at Smith Creek bridge] 1150 Comment
  RSA525429  Keckiella antirrhinoides Steve D. Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4538 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  RSA0018943  Keckiella antirrhinoides subsp. antirrhinoides Ora M. Clark 1929-3-16 1695 Riverside South of Cabazon, Colorado Desert. Comment
  SD152748  Keckiella antirrhinoides var. antirrhinoides Steve Boyd, T. Ross, D. Bramlet 1993-5-13 7360 Riverside San Mateo Wilderness Area; San Mateo Canyon, along stream about the confluence with Los Alamos Canyon, near junction of Tenaja Road (7S01) and Los Alamos Road (7S04) 395 Comment
  NY786769  Keckiella antirrhinoides var. microphylla A. M. Alexander 1941-5-24 2215 -a Riverside North base of Eagle Mountains 1158.2 Comment
  RSA764124  Keckiella cordifolia Linda M. Prince, Duncan S. Bell 2009-6-17 577 Riverside Cleveland National Forest Comment
  UCR107283  Keckiella cordifolia George K. Helmkamp, E. A. Helmkamp 1998-8-17 4444 Riverside Santa Ana Mtns., San Juan Canyon along the Ortega Hwy (Calif. Hwy 74) beside the Orange Co. line 503 Comment
  UCR30791  Keckiella ternata A. C. Sanders, W. Rehlaender, N. M. Fellows 1983-6-28 3867 Riverside San Jacinto Mtns., Mt. Edna Road, 0.2 mi west of Hwy 243, about 5 mi above Banning. 1067 Comment
  RSA740950  Koeleria macrantha Scott D. White, Justin M. Wood 2008-6-19 12271 Riverside Meadows at Baldy Mtn. 1585 Comment
  UC38718  Koeleria macrantha H. M. Hall June, 1901 2031 a Riverside s side San Jacinto Mountains; s side San Jacinto Mountains 1371 Comment
  CAS-BOT-BC61428  Krameria bicolor E. H. Daniels; J. Bates 1932-6-5 s.n Riverside Palm Springs, Colorado Desert 137 Comment
  CAS-BOT-BC61438  Krameria bicolor F. Almeda 1976-6-5 2824 Riverside 4-5 mi. N of Interstate Hwy. #10 off of Whitewater Canyon Road Comment
  SD241066  Krameria bicolor Dave Silverman 2010-3-30 7882 Riverside Southern McCoy Mountains, east bajada flank, 800 m west of Black Creek Road, 4.5 km north of I-10, and 8 km east of McCoy Peak. 155 Comment
  SD90403  Krameria bicolor Robert F. Thorne, C. W. Tilforth 1973-5-30 43578 Riverside Colorado Desert: Mouth of Morongo Valley at N end of Coachella Valley. On rocky slopes of desert wash in creosote bush scrub. 548 Comment
  LA45698  Krameria erecta Carl Epling; William Robison 1933-6-26 sn Riverside Little San Bernandino Mountains, Basin 5 mi. S of Lost Horse Wells Comment
  RSA303861  Krameria erecta Jim R. Shevock 1971-5-8 1037 Riverside White Tank, Joshua Tree National Monument. 1174 Comment
  RSA409437  Krameria erecta N. R. Zabriskie, W. M. Zabriskie 1972-4-9 514 Riverside Northwest of Hwy 74, Deep Canyon drainage, Santa Rosa Mountains. 1220 Comment
  SDSU6908  Krameria erecta Gerald Collier 1951-5-27 M 245 Riverside 4 miles Pinon flats. Sanjacinto Mtns. State hwy 74 Comment
  RSA409403  Krameria grayi M. B. Dunkle 1933-5-6 3414 Riverside Colorado Desert. Dry Morongo Creek Comment
  RSA774499  Krameria grayi Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4421 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 488 Comment
  JOTR01074  Krameria grayi Cole, James E. 1941-5-22 768 Riverside Joshua Tree National Park. RUBY LEE MILL SITE 914 Comment
  RSA0011208  Krameria grayi Roxana S. Ferris 1928-4-22 7196 Riverside Edge of mesa in the Colorado River opposite Parker. Comment
  UCR121822  Lactuca serriola A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24604 Riverside Mojave Desert, Little San Bernardino Mtns, Stubbe Spring, Joshua Tree National Park, 4.35 mi. (airline) SW from park road in Lost Horse Valley 1372 Comment
  RSA180512  Lagophylla ramosissima E. W. Lathrop 1960-5-27 5217 Riverside 6 miles west of Murrieta. Comment
  UCR2507  Lamarckia aurea H. S. Fawcett 1914-4-23 1311 Riverside Riverside, arroyo to the west of the Box Springs Mtns, near sanitarium Comment
  SEINET3087697 Image available Langloisia schottii O. F. Clarke 1973-4-1 Riverside Sonoran Desert, alluvial fan at S entrance to Joshua Tree National Monument, below Cottonwood Springs. Comment
  UC700954  Langloisia setosissima subsp. setosissima Aven and Ruth Nelson 1939-3-29 3323 Riverside ner the Palm grove Hidden Springs Comment
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Apr 17 2011
  UC724320  Langloisia setosissima subsp. setosissima Aven and Ruth Nelson 1939-3-29 3323 Riverside ner the Palm grove Hidden Springs Comment
  CAS-BOT-BC166021  Larrea tridentata Roxana S. Ferris 1918-6-13 958 Riverside 1 mi. south of Cabazon in White Water Wash Comment
  RSA0047318  Larrea tridentata Jim Andre 2014-1-27 26658 Riverside At mine site (and borrow pit), in canyon 1.3 mi. west of Hwy 95 (at Wilson Rd), 12.2 mi. south of Vidal Jct (at Hwy 62). 224 Comment
  RSA390016  Larrea tridentata N. C. Cooper 1944-5-6 1198 Riverside Devils Garden Near Whitewater. 457 Comment
  RSA775495  Larrea tridentata Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4413 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
  UC64184  Larrea tridentata H. M. Hall Jun 1901 2116 Riverside e base San Jacinto Mts. (along western borders of the Colorado Desert); Colorado Desert, San Jacinto Mts. Comment
  CAS-BOT-BC338928  Lasthenia californica L. R. Abrams 1935-4-7 13667 Riverside Gavilan Hills, 2 mi. S.W. of Perris Comment
  SEINET7073293  Lasthenia californica A. G. Vestal 1963-4-27 s.n. Riverside Cottonwood Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  CAS-BOT-BC352914  Lasthenia coronaria Ira L. Wiggins 1941-3-27 9695 Riverside Slopes 4 miles N of Whitewater Comment
  JEPS14381  Lasthenia coronaria Rimo Bacigalupi with Gene Newcomb 1954-4-25 4399 Riverside about 0.75 mi s Sage (along State Highway 79, close to the summit of St. Johns grade) 731 Comment
  JEPS29319  Lasthenia coronaria Rimo Bacigalupi, and L. Heckard 1962-3-26 8415 Riverside 2.2 mi nw Alberhill (at headwaters of Temescal Creek); Temescal Creek Comment
  JEPS9698  Lasthenia coronaria W. L. Jepson 1939-4-17 19134 Riverside near Twin Sprs. (n end of Temescal Canyon); Temescal Canyon 274 Comment
  UC1595795  Lasthenia coronaria W. Wisura, A. King, and L. Newcomb 1992-4-10 4670 Riverside w of Hwy 62 Mission Creek Ranch; Morongo Valley Comment
  UC63214  Lasthenia coronaria H. M. Hall 1903-4-1 3832 Riverside vicinity of Riverside 365 Comment
  UCR102836  Lasthenia coronaria A. C. Sanders 1997-3-26 20098 Riverside Lake Skinner area, along foot trail at west base of Tucalota Hills 518 Comment
  UCR116965  Lasthenia coronaria A. C. Sanders, T. B. Salvato 2001-5-3 24090 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  RSA550488  Lasthenia glabrata subsp. coulteri D. E. Bramlet 1992-4-15 2232 Riverside 1.3 km west of Nuevo and just east of the intersection of 13th St and an existing transmission line. Populations were found on both the north and the south side of the 13th St. 132 Comment
  RSA609951  Lasthenia glabrata subsp. coulteri D. E. Bramlet 1992-4-15 2231 Riverside The site is adjcent to 150m north of the Colorado River aqueduct road, some 620m east of warren Road. The site is approximatly 150-305m south of the Ramona Expressway. 427 Comment
  JEPS29298  Lasthenia gracilis Rimo Bacigalupi and L. Heckard 1962-3-25 8393 Riverside low rolling hills just e Bedford Canyon (about 5 mi se of Corona); eastern base Santa Ana Mountains 304 Comment
  UCR171719  Lasthenia gracilis John F. Green 2006-4-27 s.n. Riverside Peninsular Ranges, Temecula, plot centered on San Diego Aqueduct corridor between Nicolas Road and Via Norte 381 Comment
  RSA406615  Lathyrus vestitus Anstruther Davidson 1920-05 s.n. Riverside Temescal Comment
  RSA90289  Lathyrus vestitus subsp. alefeldii F. W. Peirson 1922-4-28 2946 Riverside Leach Canyon Near Lake Elsinore. 549 Comment
  SDSU14267  Lathyrus vestitus var. alefeldii Ryan Jacobson, Jeremy Mass 2000-4-19 8 Riverside Santa Margarita Ecological Reserve. Near west bank of Stone Creek, about 1 mile north east of south-side facility. 177 Comment
  SBBG3349  Lathyrus vestitus var. vestitus H. and M. Dearing 1940-6-8 4351 Riverside W of Ribbonwood Comment
  JOTR32957  Layia glandulosa La Doux, Tasha, Alice Miller and Victoria Sork 2009-5-3 2708 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west side of Queen Mountain; granitic outcrops with sandy ephemeral wash 1408 Comment
  JOTR33966  Layia glandulosa La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2852 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; sandy wash and gravelly benches with bouldery granitic outcrops Comment
  CAS-BOT-BC379630  Layia platyglossa Palmer Stockwell 1935-5-12 1220 Riverside 2.5 mi. N of Elsinore Comment
  CAS-BOT-BC379674  Layia platyglossa S. B. Parish; W. F. Parish 1882-4-1 1623 Riverside Banning, Southern California Comment
  RSA613326  Layia platyglossa D. L. Banks 1997-3-6 1390 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. ''Fiesta Grounds'', east of Pechanga Creek along the northern fork of Pechanga Creek at the eastern end of the Reservation. 424 Comment
  SD119903  Layia platyglossa Louis B. Ziegler 1966-6-21 49 Riverside San Jacinto Mountains, meadowy slope between Mountain Center and Keen Camp Summit. 1449 Comment
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May 31 2013
  UCR112395  Layia platyglossa A. C. Sanders, K. C. Rose 1998-5-21 21856 Riverside Hemet, Alkaline flats west of town, east of the canal, south of Hwy 74 (Florida) and c. 1/4 mi. west of Warren Rd. 457 Comment
  UCR139043  Layia platyglossa D. L. Banks 1997-3-6 1390 Riverside NW Palomar Mountains, Agua Tibia Mountains, Pechanga Indian Reservation. 'Fiesta Ground' east of Pechanga Creek along the N fork of Pechanga Creek at the E end of the Reservation 482 Comment
  RSA524597  Layia platyglossa subsp. campestris Steve Boyd, Tim Ross, L. Arnseth 1990-3-29 3912 Riverside Vail Lake area, summit of Big Oak Mtn, N. of lake. 793 Comment
  RSA176516  Layia platyglossa subsp. platyglossa Peter H. Raven 1958-5-18 12971 Riverside San Jacinto Mountains; Hemet Meadows Comment
  UCR193544  Layia ziegleri A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35614 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.0 mile SW of Fleming Ranch, along dirt track 1555 Comment
  RSA388317  Lemna gibba Steve Boyd 1986-5-5 1851 Riverside Gavilan Hills, Estell Mountain: Head of large canyon draining the southeast side of Estelle Mountain. Comment
  UC2029935  Lepidium dictyotum Steve Boyd 2001-4-12 10410 Riverside GAVILAN HILLS REGION: Southeast base of Alberhill Mountain on flats north of Nichols Road and West of Pierce Street, in the vicinity of the site of Terra Cotta. Comment
  POM93707  Lepidium dictyotum Marcus E. Jones 1882-4-24 s.n. Riverside Temecula Comment
  POM265283  Lepidium fremontii I. L. Wiggins 1937-3-9 8755 Riverside 5 miles west of Shaver's Well. Comment
  POM254732  Lepidium lasiocarpum P. A. Munz 1940-3-23 15687 Riverside north end of Pinto Basin 610 Comment
  RSA676157  Lepidium lasiocarpum Scott D. White 2001-4-3 8257 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10/SR 111. 396 Comment
  SD231267  Lepidium latifolium Scott D. White 2003-6-9 9254 Riverside Perris Basin: Northeast corner of Devonshire Ave. and Warren Rd., immediately south of Tres Cerritos. 473 Comment
  UCR201883  Lepidium latifolium Justin M. Wood 2008-9-19 135 Riverside SW Perris Basin, Temecula - Murrieta Creek, downstream of First Street Bridge 305 Comment
  UCR199709  Lepidium nitidum Justin M. Wood 2008-2-4 03 Riverside Santa Ana Mountains, Liberty Quarry, west of fwy 15 near the Rainbow exit 701 Comment
  UCR225451  Lepidium nitidum A. C. Sanders, T. B. Salvato 2011-3-28 38831 Riverside Peninsular Range; Perris-Aguanga Basin Region, Menifee Valley, between Sun City and Perris, west end of McLaughlin Rd. near Byers Rd., along powerline corridor 442 Comment
  RSA0014450  Lepidium virginicum var. robinsonii Justin M. Wood 2010-3-4 1420 Riverside Prado Basin: City of Corona. Just NW of sewage treatment dike (intersection of railroad st. and Yorba St.) 160 Comment
  RSA613126  Lepidium virginicum var. robinsonii D. L. Banks 1997-3-6 1396 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. Fiesta Grounds , east of Pechanga Creek along the northern fork of Pechange Creek at the eastern end of the Reservation. 424 Comment
  UCR121177  Lepidium virginicum var. robinsonii D. E. Bramlet 1990-4-26 1977 Riverside E side of Rawson Canyon, 2,500 ft. (~0.47 mi.) SW of knoll '2267" 610 Comment
  RSA151190  Lepidospartum squamatum Peter H. Raven 1961-10-8 16841 Riverside Whitewater Wash along Snow Creek road near State Hwy 111. 351 Comment
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Mar 29 2014
  RSA650943  Lepidospartum squamatum C. J. Humphrey, Herbert Humphrey, E. T. Bartholomew 1936-6-7 379 Riverside In foothills San Gabriel Mts. 19 miles North of Riverside. 610 Comment
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Dec 15 2011
  SEINET2053392 Image available Lepidospartum squamatum J. Harry Lehr 1975-10-12 1698 Riverside Rt. I-10, 2 mile E of Ramsey Street, Banning. 152 Comment
  JOTR33675  Leptochloa fusca subsp. uninervia La Doux, Tasha 2003-9-24 1618 Riverside Joshua Tree National Park. Little San Bernardino Mtns; southern Wonderland of Rocks, along trail to Barker Dam 1296 Comment
  RSA736654  Leptochloa fusca subsp. uninervia Justin M. Wood 2008-7-16 32 Riverside Gavilan Hills at Temescal Wash, near Olsen Canyon, Morgan property, Alberhill area. Comment
  UCR2517  Leptochloa uninervia F. M. Reed 1918-10-13 4019 Riverside Menifee Valley 549 Comment
  CAS-BOT-BC123158  Leptodactylon californicum subsp. leptotrichomum Patricia J. Gordon 1981-5-2 836 Riverside Santa Ana Mts., CA Hwy 74 ca. 1 km N of Ortega Oaks (Cleveland Nat. Forest). 700 Comment
  RSA0083862  Leptosiphon pygmaeus subsp. continentalis Andrew C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24181 Riverside Perris-Aguanga Basin region: S of Hemet, E end of Diamond Valley, ca. 1/4 mi N of Newport Rd. and 3/4 mi E of State St. 506 Comment
  UCR102728  Lessingia filaginifolia B. G. Pitzer 1998-1-25 3416 Riverside Lakeview Mtns., Reinhardt Canyon, Maze Stone County Park, at N terminus of California Avenue 610 Comment
  SBBG94651  Lessingia glandulifera var. glandulifera S. D. White 1990-10-8 Riverside Vail Lake area, Hwy 79, immediately W of Dripping Springs Guard Station 487 Comment
  UC892737  Lessingia glandulifera var. glandulifera I. W. Clokey and E. G. Anderson 1935-8-21 6951 Riverside w Keen Camp Post Office 1200 Comment
  UCD87572  Leymus triticoides H. M. Hall 1904-5-19 4959 Riverside Fairmount Park. 243 Comment
  UCR241499  Lilium humboldtii Tracy Tennant, Jeffrey Ross 1998-5-21 MOR- 222 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Hathaway Creek Canyon, NW of Cabazon 976 Comment
  RSA192244  Lilium humboldtii subsp. ocellatum H. A. Zuill 1966-6-27 252 Riverside At Fisherman's Camp in Tenaja Canyon, about 13 miles SW of Murrieta. Comment
  RSA20306  Linanthus aureus Roxana S. Ferris, Ruth P. Rossbach 1938-5-15 9528 Riverside 2 miles from Cottonwood Springs, Cottonwood Mts. Comment
  UCR151098  Linanthus ciliatus Scott D. White, Julie Greene 1998-8-1 6975 Riverside Peninsular Ranges/San Jacinto Mtns region, Idyllwild Area, within residential community above/parallel to E bank of Strawberry Creek, between crossing at Circle Drive and Humber Park 1951 Comment
  POM96830  Linanthus dianthiflorus subsp. dianthiflorus F. M. Reed 1926-5-8 5311 Riverside Rocky hills on highway south of Perris. Comment
  SEINET7096695  Linanthus lemmonii A. G. Vestal 1962-3-28 s.n. Riverside Ca 3.8 miles west of Sage on the East Benton Road Tucolota Valley. NAD27, 33? deg. 34' 34ao, -116?_ 58' 23ao (converted to WGS84 decimal degrees) UTM Zone 11 502509mE, 3714953mN Comment
  JEPS58469  Linanthus liniflorus W. L. Jepson 1901-5-18 1259 Riverside San Jacinto River Upper San Jacinto Valley 487 Comment
  UCR188668  Linanthus liniflorus Amanda Lovelady, Tina Hofmann 2007-5-20 35 Riverside Peninsular Range; Santa Ana (Elsinore) Mtns., c. 4 miles SW of city of Lake Elsinore, Cleveland National Forest, Morgan Trailhead at Main Divide Truck Trail, and surrounding area, between heads of Morrell and Decker Canyons 854 Comment
  UCR121183  Linanthus pygmaeus D. E. Bramlet 1990-4-27 1984 Riverside Peninsular Range, Ridgeline 2100-2500 ft. (c. 0.4 mi.) NE of knoll '2502,' and 1200-1500 ft. (~ 0.21 mi.) west of Rawson Canyon 671 Comment
  RSA289805  Lipocarpha micrantha B. A. Prigge 1980-8-12 3941 Riverside San Bernardino Mountains, Whitewater Canyon: 0.7 mile WNW of trout farm. 720 Comment
  UCR35278  Lithophragma affine subsp. mixtum L. B. Ziegler 1972-4-7 444 Riverside San Jacinto Mtns., canyon on N slope Baldy Mtn. 1646 Comment
  UCR4110  Lobularia maritima Ronald M. Cope 1965-4-13 s.n. Riverside Riverside. On side of earthen dam, south of where Gage Canal goes underground for the second time after having crossed Le Conte Dr. 259 Comment
  RSA535083  Lobularia maritima Steve Boyd 1991-5-20 6280 Riverside Temescal Canyon, NW of Lake Elsinore. Alluvial fan at mouth of Rice Cyn. 488 Comment
  UCR41246  Loeflingia squarrosa N. M. Fellows, A. C. Sanders 1985-4-9 122 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, Oasis de Los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the north foot of San Jacinto Mtns., 1 mile west of Snow Creek Village 489 Comment
  CHSC8345  Loeseliastrum matthewsii Edward L. Smith 1958-3-22 398 Riverside Located at sand dunes 3 mi. s Rice, Little Santa Maria Mts. 335 Comment
  RSA172223  Loeseliastrum schottii R. F. Thorne 1963-3-29 32387 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
  UC69833  Logfia depressa H. M. Hall 1905-4-1 5801 Riverside 10 mi w Coachella; Colorado Desert 91 Comment
  UCR86870  Logfia depressa A. C. Sanders, James C. Dice, Karin Cleary-Rose, Denise Woodard 1995-3-29 16277 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 427 Comment
  JEPS33559  Logfia filaginoides W. L. Jepson 1928-4-19 12428 Riverside hills 5 mi n Elsinore 609 Comment
  JOTR34291  Logfia filaginoides Andre, Jim 2012-4-11 20700 Riverside Joshua Tree National Park. N. end of Hexie Mountains, Hidden Tank Picnic Area, approx. 8 mi south of north entrance station, and 1.4 mi SW of paved road (Rte 11) 1076 Comment
  UC1784026  Lolium perenne John R. Reeder and Charlotte G. Reeder 1988-3-9 8249 Riverside Indio, near Motel 6 6 Comment
  UCR138816  Lomatium dasycarpum subsp. dasycarpum D. L. Banks 1997-2-17 1283 Riverside Agua Tibia Mtns., NW Palomar Mountains: Pechanga Indian Reservation, along Magee Truck Trail between the headwaters of Pala Creek at the southern extremity of the Reservation to the Riverside/San Diego County line border 482 Comment
  UC21220  Lomatium lucidum Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  UC21232  Lomatium mohavense H. M. Hall 1899-5-26 1184 Riverside San Jacinto Mts., Nigger Jim Hill Comment
  JEPS20093  Lonicera subspicata var. denudata Peter H. Raven with R. Snow 1957-7-26 11118 Riverside 2.0 mi s Vista Grande Ranger Station (Banning to Idyllwild road); San Jacinto Mountains Comment
  POM17806  Lonicera subspicata var. denudata P. A. Munz 1923-6-14 7052 Riverside Glen Ivy Trail to Santiago Peak 1066 Comment
  SFV20158  Lonicera subspicata var. denudata J. N. Hogue, S. G. Hogue, J. M. Wrublik 2005-9-5 263 .5 Riverside Santa Rosa Mountains Santa Rosa Mountain Truck Trail (=USFS Road 7S02). 0.7 miles from Highway 74. 1500 Comment
  CAS-BOT-BC198539  Lotus L. R. Abrams 1926-3-26 11100 Riverside Between Edom and Garnet east of San Goronio Pass. Comment
  RSA703416  Lotus LeRoy Gross, Leland Lubinsky, Victor W. Steinmann, Linda Lee Worlow 2005-2-17 1446 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  UCR194204  Lotus argophyllus Scott D. White 2006-4-27 11302 Riverside Perris Basin/San Jacinto Mtn Foothills, Santa Rosa Hills, south of Hemet 610 Comment
  RSA0012655  Lotus corniculatus LeRoy Gross, Caitlin Elam 2013-5-14 6082 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  UC80918  Lotus crassifolius var. crassifolius A. W. Anthony 1895-7-13 Riverside San Jacinto Mountains 2438 Comment
  RSA678443  Lotus hamatus Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10499 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UCR21930  Lotus hamatus Steve Boyd 1980-5-2 164 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UCR250197  Lotus hamatus A. C. Sanders 2014-4-23 41042 Riverside Peninsular Range, Gavilan Hills, along Concordia Ranch Rd. at edge of Temescal Valley, above I-15 and east of Black Powder Rd. 384 Comment
  SEINET238655 Image available Lotus heermannii A. C. Sanders, T. Schram; D. Wappler 1994-10-4 15773 Riverside San Jacinto Mountains: north slope of the mtns.; Brown Creek drainage 0.3-0.5 mi. above confluence with Twin Pines Creek 915 Comment
  UCR225443  Lotus humistratus A. C. Sanders, T. B. Salvato 2011-3-29 38852 Riverside Peninsular Range; Perris-Aguanga Basin Region, valley at toe of hills between Sun City and Perris, powerline corridor between Goetz Rd. and Alabaster Loop, north of Goldenrod Ave. 448 Comment
  UCR52322  Lotus nevadensis var. nevadensis Kevin Neal 1988-5-28 14 Riverside San Jacinto Mtns, near Chalk Hill, c. 1.5 mi. south of Idyllwild on Hwy 74 Comment
  CSUSB1192  Lotus purshianus Leland R. Dykes 1962-5-8 94 Riverside Santa Ana Mountains, San Mateo Canyon Road, 7 miles west of Palomar Road in Murrieta. Comment
  RSA596669  Lotus purshianus var. purshianus D. L. Banks, Lauren Raz 1996-11-5 1151 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, S of San Gabriel Church; Along a newly established firebreak along a NW-SE running ridgeline, near the water tank. 402 Comment
  JOTR31880  Lotus rigidus La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2133 Riverside Joshua Tree National Park. Little San Bernardino Mountains; steep, gravelly, southwest facing slope above fork of Fargo and Rockhouse Canyons Comment
  RSA498793  Lotus rigidus Robert L. Dressler 1949-3-19 425 Riverside Coxcomb Mountains, 23 miles NE of Desert Center. Comment
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May 24 2012
  UC56585  Lotus rigidus H. M. Hall May 1901 1844 Riverside along e borders of Colorado Desert San Jacinto Mountains, Colorado Desert Comment
  UC864873  Lotus rigidus I. W. Clokey 1935-4-17 6711 Riverside Cottonwood Springs Comment
  RSA629027  Lotus salsuginosus var. salsuginosus Scott D. White 1998-6-28 6791 Riverside Corona: River Road bridge over the Santa Ana River. 159 Comment
  UCR154392  Lotus scoparius subsp. brevialatus A. C. Sanders, Mike Misenhelter 2005-6-15 30970 Riverside Peninsular Range; Sage-Aguanga Region, 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit of (Big) Oak Mtn., SW of Rocky Ridge and SE of Black Hills 671 Comment
  UCR262274  Lotus scoparius subsp. brevialatus A. C. Sanders 2006-5-13 32279 Riverside Peninsular Range, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  UCR175584  Lotus scoparius var. brevialatus Jim Andre 2006-4-26 6766 Riverside South Mojave Desert, Joshua Tree National Park: Long Canyon, c. 2.3 mi south of the NE corner (boundary) of the park 1056 Comment
  UCR230925  Lotus scoparius var. brevialatus T. B. Salvato, Richard Camacho 2011-6-12 5478 Riverside Peninsular Range, Temescal Canyon, N/S trending wash that extends from Temescal Canyon Road near the west end of Lee (Corona) Lake, south under the Hwy 15 overpass about 0.25 miles 372 Comment
  JEPS55856  Lotus strigosus W. L. Jepson 1901-5-17 1227 a Riverside Riverside 266 Comment
  UCR171951  Lotus strigosus John F. Green 2006-4-18 s.n. Riverside NE of Murrieta, just south of Los Alamos Rd. ('Clinton Keith Rd.'), on E and W sides of Liberty Rd. border between City of Murrieta and unincorporated French Valley 415 Comment
  RSA524481  Lotus strigosus var. strigosus Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4045 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  POM24281  Lotus tomentellus Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  RSA560357  Lotus tomentellus Steve Boyd, Carol Boyd, Kyle Boyd 1992-4-19 6915 Riverside N end of the Granite Mtns on sandy bajada along poweline road near jtn of Hwy 177 and Hwy 62. Area of transition between Mojave and Colorado Deserts. Comment
  SBBG55855  Lupinus arizonicus R. Gustafson 1978-3-21 843 Riverside Joshua Tree Nat Monument, ca. 3 mi from the jct of the rd leading through the park and Hwy 70 640 Comment
  UCD105755  Lupinus arizonicus Dan Axelrod 1932-3-23 s.n. Riverside Palm Springs. Comment
  UCR41601  Lupinus arizonicus A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6022 Riverside Sonoran (Colorado) Desert, Hayfield Lake, NW end of the lake c. 0.5 mi SW of the pumping station 412 Comment
  UCR75059  Lupinus arizonicus A. C. Sanders, E. J. Lawlor 1992-4-4 12124 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  RSA502901  Lupinus bicolor Ed LaRue 1989-3-30 s.n. Riverside Rancho California area, ca. 4 miles W of Temecula,with Ave. del Oro as the N boundary. 381 Comment
  SEINET7073311 Image available Lupinus bicolor A. G. Vestal 1963-4-27 s.n. Riverside Santa Gertrudis Wash southeast of Murrieta Hot Springs. Coordinate datum: NAD27. Comment
  RSA496384  Lupinus bicolor subsp. microphyllus Steve Boyd, T. S. Ross, L. Arnseth 1989-3-31 3061 Riverside Vail Lake area, S of Hwy 79, 0.25 mi E of Pauba Rd. 427 Comment
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May 31 2008
  UCR49221  Lupinus bicolor subsp. microphyllus Steve Boyd 1986-4-2 1599 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  JEPS65048  Lupinus concinnus W. L. Jepson 1901-5-19 1297 Riverside Chalk Hill Mt. San Jacinto, Chalk Hill 1371 Comment
  UC1543234  Lupinus concinnus Donald G. Nelson 1936-5-24 421 Riverside e Lake Hemet (across from Hurkey Creek Camp, n of Mt. Tomas, San Jacinto Mountains); San Jacinto Mountains, e of Lake Hemet, n of Mt. Tomas Comment
  UCR139025  Lupinus concinnus subsp. concinnus D. L. Banks 1997-4-5 1691 Riverside Agua Tibia Mtns., NW Palomar Mtns: Pechanga Indian Reservation. south of Dorland Mountain, just west of the Wilderness Area Boundary, along a tributary of the N fork of Pechanga Creek 640 Comment
  RSA407148  Lupinus concinnus subsp. optatus Anstruther Davidson 1892-05 s.n. Riverside Banning. Comment
  RSA180474  Lupinus concinnus var. concinnus E. W. Lathrop 1960-4-15 4750 Riverside 14 miles west of Murrieta, in low valley pasture in Tenaja Canyon. 609 Comment
  LA205096  Lupinus excubitus Elizabeth McClintock; 1938-7-17 sn Riverside San Jacinto Mountains, near Pine Cove Comment
  SBBG13893  Lupinus excubitus H. and M. Dearing 1940-6-8 4346 Riverside W of Ribbonwood, Palms to Pine Hwy 1219 Comment
  CAS-BOT-BC216683  Lupinus excubitus subsp. hallii Charles Piper Smith 1922-5-18 3063 Riverside Temescal Canyon 274 Comment
  UCR106012  Lupinus excubitus var. hallii D. L. Banks 1997-5-5 1962 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek. Along the S fork of Pechanga Creek 427 Comment
  UC1542843  Lupinus formosus D. B. Dunn, Conrad and Kenney 1973-6-15 20769 Riverside gas station on the sw corner at the Jct of Hwy 74 and 71 1432 Comment
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May 24 2012
  RSA503433  Lupinus hirsutissimus J. D. Olmsted 1962-5-10 3650 Riverside Crest between Sandia Creek and DeLuz Creek drainages 259 Comment
  SD122396  Lupinus hirsutissimus Duffie Clemons, Jim Dice, Glenn Keator 1988-2-18 1943 Riverside Santa Margarita Ecological Preserve west of Temecula, alongside jeep trail leading into Santa Margarita River Canyon Comment
  UCR100087  Lupinus hirsutissimus R. G. Swinney 1967-3-5 56 Riverside San Jacinto Mtns/Colorado Desert, Snow Creek 381 Comment
  UCR16243  Lupinus hirsutissimus G. R. Ballmer 1965-3-21 s.n. Riverside Peninsular Range, Base of Santa Ana Mountains, 5 mi. south of Glen Ivy Hot Springs 396 Comment
  POM123543  Lupinus hyacinthinus Philip A. Munz, I. M. Johnston 1924-7-27 8772 Riverside Deer Springs, San Jacinto Mountains. 2500 Comment
  UCR270707  Lupinus hyacinthinus John F. Emmel 1999-7-4 1635 Riverside Santa Rosa Mountains, ridge top 0.2 air mile south-southwest of 8070 ft peak of Santa Rosa Mountain 2439 Comment
  UC15767  Lupinus latifolius var. parishii Geo. F. Reinhardt June, 1897 Riverside San Jacinto Mountains Comment
  RSA414837  Lupinus sparsiflorus Freda Detmers 1933-3-25 17156 Riverside Between Banning and Cabazon. Comment
  RSA49351  Lupinus sparsiflorus subsp. sparsiflorus Philip A. Munz 1949-4-11 13015 Riverside Near Conejo Well, north base of Eagle Mts 915 Comment
  RSA591823  Lupinus sparsiflorus subsp. sparsiflorus E. W. Lathrop 1966-3-20 6069 Riverside 10 miles west of Murrieta on the Tenaja Truck Trail between DeLuz and Tenaja Guard Station, Trabuco District. Comment
  POM10112  Lupinus sparsiflorus var. inopinatus H. M. Hall 1904-05 4946 Riverside Fairmount Park. Comment
  SBBG47524  Lupinus succulentus M. B. Dunkle 1934-3-18 3863 Riverside Moreno 487 Comment
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Nov 30 2016
  SEINET10489082  Lupinus truncatus Robert F. Thorne 1983-4-23 Thorne 55499 Riverside San bernandino mts: sandy wash along whitewater river where road crosses river Below fish hatchery, ca 4 mi n or whitewater post office. Erect, Reddish-purple-flowered annual. 640 Comment
  SD112315  Luzula cascadensis Darley F. Howe 1941-6-8 1104 Riverside Strawberry Creek, San Jacinto Mountains. Comment
  UCR24928  Luzula comosa A. C. Sanders 1980-8-23 1757 Riverside San Jacinto Mountains, Black Mountain; c. 100 yards above Black Mtn. Campground along a small stream 2241 Comment
  RSA774990  Lycium andersonii Duncan S. Bell 2011-4-7 2171 Riverside On the east side of the Arica mountains; approximately 2 miles northwest of Priests Well, or approximately 5.2 air miles southwest of the ghost town of Rice. 357 Comment
  UCR8306  Lycium andersonii N. R. Zabriskie 1969-4-27 207 Riverside Western Colorado Desert/ San Jacinto Mtns, Andreas Canyon near Palm Springs 366 Comment
  UCSB24939  Lycium andersonii Keefe, Joseph 1967-3-23 Riverside above Whitewater Canyon Road, 1.0 mile north of U.S. Highway 99, east of Banning 609 Comment
  JOTR32973  Lycium fremontii La Doux, Tasha, A. Miller 2008-10-8 2855 Riverside Joshua Tree National Park. Coxcomb Mountains, north of Colorado River Aqueduct tunnel 325 Comment
  UC303698  Lycium torreyi Ivan Johnston 1917-4-4 Riverside Palm Canyon Comment
  RSA93354  Machaeranthera asteroides F. W. Peirson 1935-4-17 11471 Riverside Eastern part of Blythe, colorado Desert, Comment
  RSA362093  Machaeranthera asteroides var. asteroides Donald Myrick 1969-10-20 2127 Riverside Near Mt. San Jacinto College, San Jacinto. 488 Comment
  IRVC27407  Machaeranthera canescens A. C. Sanders, Scott D. White, C. L. Sanders 1994-12-18 15897 Riverside eastern edge of San Jacinto, Mountain Avenue at Esplanade Avenue, 2.4 mi. NW of Hwy 74 on Mountain Ave. San Jacinto Valley 490 Comment
  UCR20174  Machaeranthera canescens subsp. ziegleri Jeanine Derby, T. P. Krantz 1977-1 s.n. Riverside Santa Rosa Mtns, Santa Rosa Mountain, along [Forest Service Road] 7S02 to summit Comment
  UCR147844  Machaeranthera tortifolia Steve Boyd, Et al. 2004-5-14 11275 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy Chocolate Mountains Aerial Gunnery Range 570 Comment
  RSA543840  Madia exigua Steve Boyd, Orlando Mistretta 1991-5-22 6305 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  CAS-BOT-BC206694  Malacothamnus densiflorus Ynez W. Winblad 1938-5-15 s.n. Riverside Lake Elsinore Comment
  CAS-BOT-BC206261  Malacothamnus fasciculatus Elmer I. Applegate 1893-4-23 55 Riverside East Riverside hills. Comment
  POM10403  Malacothamnus fasciculatus Charlotte M. Wilder 1904-6-11 35 Riverside Wilders Canyon; Jurupa Hills near Riverside. Comment
  RSA0103965  Malacothamnus fasciculatus Duncan S. Bell, LeRoy Gross 2015-3-10 7768 Riverside San Gorgonio Wilderness area; Mission Creek; just below (south of) the San Bernardino/Riverside county border. 830 Comment
  RSA0087581  Malacothamnus fasciculatus P. A. Munz 1946-10-19 11570 Riverside 3 miles east of Anza 1220 Comment
  CAS-BOT-BC347692  Malacothrix glabrata H. M. Hall 1904-5-26 4968 Riverside Vicinity of Riverside. Jurupa Hills 304 Comment
  CAS-BOT-BC347703  Malacothrix glabrata Dr. E. Rixford 1917-4-17 s.n. Riverside Coachella Valley Comment
  CHSC8376  Malacothrix glabrata Edward L. Smith 1957-4-3 263 Riverside Located 1 mi. n on hwy. 99 to 29 Palms, San Bernardino Mts. 91 Comment
  RSA0124037  Malacothrix glabrata Duncan S. Bell, LeRoy Gross 2016-3-10 8882 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; northwestern section of the range; collecting approximately 1.75 air miles northwest of the summit area. 938 Comment
  RSA757734  Malacothrix glabrata LeRoy Gross, Jackie McConnaughy, Andrew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 s.n. Riverside Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W., Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  UCD159796  Malacothrix glabrata Naomi Fraga; Sarah J. De Groot, Lisa Rojas, Leland Lubinsky 2005-2-10 1425 Riverside Colorado Desert: Northeastern Colorado Desert region: along Palen Road near Highway 177. 170 Comment
  UCR245960  Malacothrix glabrata Duncan S. Bell 2009-3-8 69 Riverside Arica Mountains, north tip of range, c. 3 air miles NW of Priest Well, or c. 5.5 air miles SW of ghost town of Rice 404 Comment
  SEINET2053783 Image available Malacothrix saxatilis var. tenuifolia J. Nevin 1987-4-4 40 Riverside Market St. and Goodyear Ave, Ventura, 2 miles frolm caost. 0 Comment
  UC33266  Malacothrix saxatilis var. tenuifolia H. M. Hall June, 1901 2011 Riverside San Jacinto Mountains 609 Comment
  VVC2031  Malacothrix stebbinsii 2010-4-7 s.n. Riverside Colorado Desert, 3.1 miles ESE of Desert Center on the south side of the highway between two service roads. 254 Comment
  RSA94960  Malacothrix stebbinsii F. W. Peirson 1921-3-22 2715 Riverside Murray Canyon, south side in canyon 457 Comment
  RSA19893  Malvella leprosa Robert F. Thorne, P. A. Munz, E. W. Lathrop 1968-5-8 37573 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California 671 Comment
  SD241898  Malvella leprosa Jeremiah George 2011-7-18 Riverside Peninsular Range; Elsinore Trough: North Lake Elsinore, just west of Nichols Rd. and Collier Ave. junction. West side of riparian strip. 384 Comment
  SBBG59860  Marah macrocarpa S. Boyd, T. Ross, L. Arnseth, J. Bonilla 1990-4-2 4011 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, Hwy 79, E of USFWS Dripping Springs Guard Station 487 Comment
  UCR133354  Marah macrocarpa Tracy Tennant, J. S. Ross 1998-5-7 MOR- 119 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Wood Canyon (polygon W8), c. 0.6miles NNW of Cabazon. 1280 Comment
  UCR270753  Marah macrocarpa T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8374 Riverside Santa Ana Mountains, unnamed west-east trending canyon south of Mabey Canyon and north of Tin Mine Canyon, c. 0.6 mi west of the end of West Foothill Parkway 424 Comment
  JEPS46238  Marina parryi H. M. Hall 1905-4-22 5846 Riverside Canyon Spring Colorado Desert Comment
  RSA404230  Marina parryi N. C. Cooper 1949-4-8 3295 Riverside Desert Center. 610 Comment
  RSA703489  Marina parryi LeRoy Gross, Leland Lubinsky, Victor W. Steinmann, Linda Lee Worlow 2005-2-17 1433 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground., [second UTM:] UTM 3720669N, 654757E. 480 Comment
  RSA85835  Marsilea vestita F. W. Peirson 1930-5-10 8768 Riverside along the boulevard opposite March Field, south of Riverside 457 Comment
  UC595067  Marsilea vestita subsp. vestita Philip A. Munz 1927-5-20 10800 Riverside Murietta Hot Springs Comment
  CAS-BOT-BC348068  Matricaria discoidea S. B. Parish 1914-4-13 9075 Riverside Ethanac, near Perris Comment
  UCR241206  Meconella denticulata Tracy Tennant, Jeffrey Ross 1998-5-21 MOR- 253 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Hathaway Creek Canyon, NW of Cabazon 976 Comment
  POM348042  Medicago polymorpha H. de Forest 1929-3-16 14643 Riverside San Bernardino Mts, San Gorgonio Pass. Comment
  IRVC28526  Melaleuca A. C. Sanders, Dana Klatt 2001-8-14 24592 Riverside Riverside, UCR campus at University Bldg. South (old Citrus Expt. Sta. Director's residence area) 351 Comment
  UCR155829  Melia azedarach John F. Green 2005-5-4 s.n. Riverside Perris-Aguanga Region, SE corner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base 534 Comment
  UCD66801  Melica frutescens F. M. Reed 1920-5-10 4490 Riverside Colorado Desert, Murray Canyon. 457 Comment
  UCR187358  Melica frutescens R. E. Riefner Jr. 2006-8-2 06- 350 Riverside Peninsular Range, Lakeview Mountains, vicinity of Alicante Dr. and Jamawag Rd., NNW c. 0.75 mi. from Leon Rd. 580 Comment
  CAS-BOT-BC281602  Melica imperfecta W. A. Silveus 1938-4-16 2646 Riverside Near Elsinore Comment
  JOTR37471  Melica imperfecta Hodges, Stephen, T. Green 2016-5-24 593 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Quail Mountain Complex; On slopes with granitic boulders descending down east side of Minerva Hoyt peak towards Lost Horse area and in sandy washes beneath slopes (Stop 3). Comment
  RSA403490  Melica imperfecta E. Crow 1929-3-17 206 Riverside Glen Ivy Hot Springs, Santa Ana Mts. Comment
  SEINET191891 Image available Melica imperfecta C. L. Hitchcock 1940-4-12 6042 Riverside 8 miles northwest of Elsinore 457 Comment
  UCR139031  Melica imperfecta D. L. Banks 1997-3-29 1635 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. Headwaters of Pala Creek at the S extremity of the Reservation, north of the Riverside/San Diego Co. line, west of the intersection of Magee Truck Trail and Moreno Rd including a large area of vernally wet grassland at the extreme SW corner of the Reservation 409 Comment
  UCR225505  Melica imperfecta A. C. Sanders, T. B. Salvato 2011-3-29 38839 Riverside Peninsular Range; Edge of Gavilan Hills, Meadowbrook area, between Perris and Lake Elsinore, along Hwy 74 at Wasson Canyon Rd. and to c. 1/2 between Wasson & Hammack Ave. 500 Comment
  CSUSB1109  Melilotus indicus Leland E. Francois 1966-3-27 32766 1 Riverside City of Riverside, lower southeast slope of Mount Rubidoux, just up the slope from Glenwood Drive. 297 Comment
  RSA0120319  Mentzelia albicaulis Duncan S. Bell, Thomas Stoughton 2016-3-16 8952 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central/southeastern section of range, approximately 2.5 air miles north of Gucci Spring. 511 Comment
  RSA440389  Mentzelia desertorum E. C. Jaeger 1922-3-29 746 Riverside Box Canon, near Mecca, Colorado Desert 91 Comment
  UCR214548  Mentzelia desertorum A. C. Sanders 2010-3-15 37415 Riverside Sonoran (Colorado) Desert, pass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 deg. ) of Blythe 152 Comment
  RSA763172  Mentzelia dispersa Scott D. White, Justin M. Wood 2009-5-22 12899 Riverside San Jacinto Mountains: Quinn Flat Meadow. 1372 Comment
  RSA0081619  Mentzelia involucrata Jim M. Andre 2012-4-11 20824 Riverside Joshua Tree National Park; western margin of Eagle Mtns, along road to Cottonwood Spr (Utah Trail), 0.6 mi. south of Cottonwood Visitor Ctr. 913 Comment
  RSA440408  Mentzelia involucrata Chas. Gabriel 1926-1-28 239 Riverside Rincon [R. Village, Andreas Canyon] Comment
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Nov 17 2011
  RSA69582  Mentzelia involucrata F. W. Peirson 1922-4-9 753 Riverside Palm Canyon stream near Alkali Canyon, Riverside County Comment
  RSA760148  Mentzelia involucrata Gregory Pongetti 2005-4-9 25 -May Riverside Box Canyon Wash, 7.5 miles on Box Canyon Road south of I-10. Comment
  SBBG81633  Mentzelia involucrata S. A. Junak 1983-3-23 1637 Riverside E side of Jefferson Rd, across from entrance to Cahuilla Lake County Park 3 Comment
  UCR148479  Mentzelia involucrata John F. Green, Chet McGaugh 2005-1-19 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, 1.1 mile transect along Coachella Canal right-of-way, between siphons 24 and 25, NE of Hunters Spring, near S base of Orocopia Mtns. 23 Comment
  UCR200296  Mentzelia involucrata Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11219 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range 549 Comment
  UCR244910  Mentzelia involucrata Jim Andre 2012-3-19 21379 Riverside Sonoran (Colorado) Desert, Palen Mountains, along Palen Pass Rd at Palen Pass 383 Comment
  UCR123754  Mentzelia involucrata var. megalantha Steven R. Hill 2001-4-29 33541 Riverside Western Colorado Desert/ San Bernardino Mtns., E side of Whitewater Canyon along Whitewater River, east of Whitewater Canyon Road, about 2 mi north of Route I-10 549 Comment
  UCR201409  Mentzelia montana Justin M. Wood, Brandy N. Ulrich 2008-7-14 19 Riverside San Jacinto Mountains, Garner Valley, near intersection of Fobes Ranch Road and Hwy 74 1360 Comment
  UCR205968  Mentzelia obscura Scott D. White, Michael Honer 2003-4-30 9137 Riverside Sonoran (Colorado) Desert, Shavers Valley, about 1-2 mi SW of unnamed freeway exit at pumping station 457 Comment
  UC19574  Mentzelia veatchiana H. M. Hall June 1901 2145 Riverside Eastern base, along the borders of the Colorado Desert San Jacinto Mountains Comment
  SBBG128616  Mercurialis annua O. F. Clarke 2011-4-10 Riverside O F Clarke residence, 266 Frost Court, E edge of UCR campus, S of the garage 365 Comment
  RSA543947  Micropus californicus Steve Boyd, Orlando Mistretta 1991-5-9 6179 Riverside Santa Ana Mountains, lower flank of range along the Bedford Truck Trail on ridge between Bedford and McBribe Canyons. 549 Comment
  SBBG101673  Micropus californicus S. Boyd with Mistretta 1991-5-22 6302 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk 548 Comment
  RSA696126  Microseris douglasii A. C. Sanders, Carolyn Washburn 2001-4-17 24049 Riverside San Jacinto Valley: southwest edge of Hemet, north of Stetson Av. midway between Warren Rd. and California Av., east of canal. 457 Comment
  CAS-BOT-BC348847  Microseris douglasii subsp. douglasii A. C. Sanders; K. C. Rose 1998-5-21 21860 Riverside Hemet: alkaline flats west of town, E of the canal, S of Hwy 74 (Florida) and ca. 1/4 mi. W of Warren Rd. 457 Comment
  UCR217544  Microseris douglasii subsp. platycarpha Diane Menuz 2008-3-24 374 Riverside Perris-Hemet Basin, East of Briggs Rd,. c. 1 km south of Scott Rd. 432 Comment
  UCR48490  Microseris douglasii subsp. platycarpha Steve Boyd 1986-3-9 1387 Riverside Peninsular Range, Temescal Canyon: Alberhill Mtn., south slope of mtn., just east of claymine area 488 Comment
  UCR90774  Microseris douglasii subsp. platycarpha D. E. Bramlet 1994-4-20 2369 Riverside Perris-Aguanga Basin region, Shipley Reserve/SE corner of Lake Skinner Co. Park, beside a large, ephemeral drainage south of the equestriam trail, approx 762 m SE of the park entrance road and 579 m NW of East Benton Road 518 Comment
  UCR116506  Microseris heterocarpa A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 745 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR230786  Microseris heterocarpa A. C. Sanders, Nathan Moorhatch 2011-3-22 38784 Riverside Peninsular Range; Perris-Aguanga Basin, Romoland, Menifee Valley, south of Ethanac Rd. between Trumble Rd. and 215 Fwy 436 Comment
  UCR91288  Microseris heterocarpa Scott D. White, M. Jacobsmeyer 1996-4-20 3975 Riverside Perris Basin, Near Perris Airport, c. 100 m north of Case Road, just west of the I-215 Fwy 433 Comment
  UCR133406  Microseris lindleyi Tracy Tennant, J. S. Ross 1998-5-7 MOR- 112 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Wood Canyon (polygon W8), c. 0.6miles NNW of Cabazon. 1280 Comment
  RSA0013705  Microsteris gracilis LeRoy Gross, Grace Cho 2013-4-9 6001 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  SDSU10753  Mimulus aurantiacus Stan Mather 1938-5-13 Riverside Lake Elsinore Grade. Comment
  VVC484  Mimulus aurantiacus A. C. Sanders, J. Mac 1997-5-4 20686 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek. 854 Comment
  GMDRC6570  Mimulus aurantiacus var. pubescens J. M. Andre 2012-6-15 30526 Riverside San Jacinto Mountains: along Hwy 243, 8.6 mi. south of Interstate 10 (Banning), just northeast of Hungry Hollow and Poppet Flat; SB Natl. Forest 1309 Comment
  POM8480  Mimulus aurantiacus var. pubescens I. M. Johnston 1920-5-8 2289 Riverside Butte west of Lakeview. 610 Comment
  RSA554278  Mimulus aurantiacus var. puniceus Scott D. White 1992-2-25 92 -1 Riverside Santa Rosa Plateau, between Sandia and De Luz Creeks, ca. 1.5 (air) mi. W of Sandia Canyon; 7 miles SW of Murrieta. 305 Comment
  UCR112307  Mimulus aurantiacus var. puniceus A. C. Sanders, Mitch Provance, T. B. Salvato 2000-6-1 23451 Riverside Menifee Valley, S of Newport Rd., north of Holland Rd. and east of Bradley Rd., 2 miles due east of Railroad Canyon Lake 488 Comment
  UCR97282  Mimulus aurantiacus var. puniceus Scott D. White 1993-3-12 1165 Riverside Near Winchester 466 Comment
  JEPS86903  Mimulus bigelovii var. bigelovii David M. Thompson 1988-3-4 824 Riverside 7.3 mi from I-10 interchange (along Box Canyon road to Mecca, n side of road about 100 yards above the road); Shavers Well vicinity 280 Comment
  UCR26543  Mimulus brevipes A. C. Sanders, S. Hagopian 1981-5-20 2143 Riverside Perris-Aguanga Basin, S side of Pauba Valley, within l mi of Hwy 71 bridge over the Temecula River 367 Comment
  UCR35246  Mimulus brevipes L. B. Ziegler 1967-5-18 127 Riverside San Jacinto Valley, side canyon off lower Bautista Canyon 534 Comment
  RSA296178  Mimulus cardinalis Barry A. Prigge 1980-8-5 3816 Riverside Whitewater Canyon; 0.5 mile N of trout farm. 701 Comment
  RSA430183  Mimulus diffusus Anstruther Davidson 1896-7-9 s.n. Riverside Strawberry Valley 1677 Comment
  RSA586947  Mimulus fremontii D. L. Banks, S. D. Boyd 1995-5-30 476 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N Flank of Agua Tibia Mountain, along the Dripping Springs Trail; at first saddle area in section 34, NNE of the two peaks of Agua Tibia Mountain. 963 Comment
  UCR168408  Mimulus fremontii E. C. Jaeger 1921-6-15 s.n. Riverside San Jacinto Mountains, along Stone Creek 1707 Comment
  JEPS79795  Mimulus parishii Marjorie D. Clary 1932-6-5 1634 Riverside Eagle Canyon, w side of Colorado Desert Eagle Canyon; Colorado Desert 182 Comment
  JEPS9853  Mimulus pilosus Carl V. Meyer 1928-7-26 525 Riverside Hannah's Sawmill San Jacinto Mountains (1/2 mi e of Dutch Flat) Comment
  CAS-BOT-BC388774  Minuartia douglasii Steve Boyd 1992-4-15 6855 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. downstream to the confluence with San Mateo Creek 487 Comment
  POM158453  Minuartia douglasii P. A. Munz 1927-5-21 10876 Riverside 10 miles SW of Coahuila [now Cahuilla] Comment
  UCR4473  Mirabilis bigelovii var. retrorsa Frank C. Vasek 1960-3-17 600317- 11 Riverside Sonoran (Colorado) Desert, Morongo Canyon, E side of the road on hill at mouth of canyon, 4.5 mi NW of Desert Hot Springs 579 Comment
  RSA503407  Mirabilis laevis J. D. Olmsted 1962-5-10 3610 Riverside L. Matthews Road ca. 1/2 mi. W of dam. 427 Comment
  UCR225597  Mirabilis laevis A. C. Sanders, T. B. Salvato 2011-3-29 38879 Riverside Peninsular Range; Perris-Aguanga Basin Region, between Sun City and Perris, along powerline corridor between Byers St. at west end of McLaughlin Rd. and Wheat St. 447 Comment
  CAS-BOT-BC434675  Mirabilis laevis var. crassifolia L. R. Abrams 1941-4-22 13875 Riverside Palomar School near Perris Comment
  RSA465235  Mirabilis laevis var. crassifolia Christopher Davidson 1973-4-1 1797 Riverside Hwy 71/79, appx. 7 mi from jct of Hwy 395 south. 412 Comment
  RSA27931  Mirabilis laevis var. retrorsa C. L. Hitchcock 1940-4-1 5906 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  POM121879  Mirabilis tenuiloba Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  RSA464259  Mirabilis tenuiloba N. R. Zabriskie, W. M. Zabriskie 1973-3-29 594 Riverside S side of lower Pipistrelle Canyon wash, Deep canyon drainage, N slope Santa Rosa Mountains. 427 Comment
  POM4440  Mohavea confertiflora H. M. Hall 1905-4-16 5778 Riverside Canyon near Indio Mt. in the Colorado Desert, Lower Sonoran Zone, 150 Comment
  UCR226673  Mohavea confertiflora Jim Andre 2011-2-9 15922 Riverside Sonoran (Colorado) Desert, Mecca Hills, along Box Canyon Road at upper end of gorge, c. 6 mi south southeast of the junction with Hwy I-10, c. 12 mi west of Chiriaco Summit 284 Comment
  SEINET10548355  Mohavea confertiflora David B. Dunn, Howard Brown; Elizabeth M. McClintock 1947-3-15 Dunn 2902 Riverside Pushawalla Canyon biota, Indio Hills. In wash bottom. Comment
  JOTR34117  Mollugo cerviana La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2667 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  POM268799  Mollugo cerviana E. C. Jaeger 1945-09 s.n. Riverside Joshua Tree National Monument. 1220 Comment
  JEPS63421  Monardella australis subsp. australis Carl V. Meyer 1928-7-26 548 Riverside between Deer Springs and San Jacinto Peak 2895 Comment
  UC1995357  Monardella australis subsp. australis Elizabeth McClintock 1940-9-2 Riverside Round Valley San Jacinto Mts. Comment
  UCSB25307  Monardella australis subsp. australis Gliessman, Stephen 1968-7-11 Riverside Along Deer Springs Trail, 0.7 mile north of Deer Springs, San Jacinto Mountains 2682 Comment
  RSA0005446  Monardella hypoleuca D. L. Banks 1997-2-5 1256 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north the Riverside / San Diego County line border., Including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  POM187414  Monardella lanceolata var. lanceolata L. Crutcher 1933-8-1 8 Riverside Camp Tahquitz, San Jacinto Mtns. Comment
  UC1995337  Monardella linoides subsp. linoides P. A. Munz 1938-8-14 15380 Riverside ridge e Toro Peak; Santa Rosa Mts. 2286 Comment
  LA57207  Monardella nana Carl Epling; 1937-6-6 sn Riverside Palms to Pines Highway Comment
  UC2035999  Monardella nana C. Epling, L. Haines 1937-5-7 Riverside Pinyon Flats Palms to Pines Highway Comment
  POM259109  Monardella nana subsp. arida P. A. Munz 1938-8-14 15365 Riverside High ridge east of Toro Peak, Santa Rosa Mts. 2439 Comment
  RSA750401  Monardella nana subsp. arida Elizabeth McClintock 1941-5-22 s.n. Riverside Anza Monument, 5 miles south of Anza, on road to Coyote Canyon. Comment
  SEINET10928183  Monardella nana subsp. nana A. Graff 1993-6-24 Graff 52 Riverside San Bernadino National Forest, Thomas Mtn. Go ca. 50 yds. past the former lookout tower site on Thomas Mtn. summit. Monardella nana is off the road, to the right ca. 75 yds. T6S,R3E,S29. Need USNFS permission to collect. Small, dense, population growing among the rocks in clearing, surrounded by Pinus ponderosa, Abies concolor, Calocedrus decurrens, Quercus chrysolepis, with Eriogonum fasciculatum, Lupinus sp., Gutierrezia sp., Galium andrewsii, Bromus sitchensis, Ribes roezlii. Mid-bloom. Comment
  RSA109308  Monardella nana subsp. tenuiflora H. K. Sharsmith 1954-7-7 4444 Riverside San Jacinto Mountains, On Forest Service Road to Black Mountain ca. 1 mile from Hwy. Beteen Fuller Creek and Idlewild. 1982 Comment
  RSA680517  Monardella nana subsp. tenuiflora Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8636 Riverside San Jacinto Mountains: Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek, i.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  UC1499945  Monardella nana subsp. tenuiflora E. and M. McClintock, D. Weiner 1941-7-11 94 Riverside 3/4 mi beyond Stone Creek (Banning-Idyllwild road) Comment
  UC162752  Monardella nana subsp. tenuiflora H. M. Hall July 1897 Riverside San Jacinto Mountains Comment
  UCR20635  Monardella nana subsp. tenuiflora W. W. Mayhew 1977-7-5 s.n. Riverside San Jacinto Mtns, Black Mtn. Road 2073 Comment
  UCR221474  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-15 116 Riverside Peninsular Range; San Jacinto Mtns., on slope south of Strawberry Creek, and west of Domengonio [Domenigoni] Flats [vicinity of West Ridge, near Camp Emerson & USC Idyllwild campus] 1646 Comment
  UCR23122  Monardella nana subsp. tenuiflora Jeanine Derby 1978-6-9 s.n. Riverside San Jacinto Mtns, SE of Lake Fulmor parking lot. Comment
  SEINET945637  Monardella robisonii K. Stolte 1979-1 Riverside Joshua Tree National Monument. Zoo Rock. A small mound of rock on the south side of Monument Route 2, 3.8 miles NW of the entrance to Lost Horse Ranger Station. Collected on the western aspect of Zoo Rock. Comment
  UCR121353  Monardella robisonii A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24608 Riverside Mojave Desert, Little San Bernardino Mtns, Stubbe Spring, Joshua Tree National Park, 4.35 mi. (airline) SW from park road in Lost Horse Valley 1372 Comment
  RSA719041  Monolepis nuttalliana Michael Honer 2005-3-11 2059 Riverside Rice Valley; 4.5 mi. SSE of Rice; 1.5 mi. E of ATSF railway. 220 Comment
  CAS-BOT-BC349785  Monoptilon bellioides N. Aitkenhead 1977-2-3 2125 Riverside Moniobra Valley N. of Orocopia Mnts Comment
  CAS-BOT-BC349805  Monoptilon bellioides Geo. B. Grant 1906-4-20 6759 Riverside Palm Springs Comment
  OBI23671  Monoptilon bellioides David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-28 12073 Riverside Joshua Tree Natl Monument, along Pinto Basin Rd 11 mi S of N park boundary Comment
  RSA554208  Monoptilon bellioides Theo Glenn 1992-3-31 92 -15 Riverside Colorado Desert. N side of Eagle Mountains, Storm Jade Mine. Comment
  UCR241713  Monoptilon bellioides Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 41 Riverside Sonoran (Colorado) Desert, near Joshua Tree National Park, Coachella Valley, Dillon Rd. 4.21 miles north of Hwy 10 in Indio 91 Comment
  UCSB17222  Monoptilon bellioides Winn, Will 1963-4-8 Riverside 29.2 miles west of Desert Center on U.S. Highway 60-70 304 Comment
  CHSC60212  Muhlenbergia microsperma J. Lund 1980-4-3 Riverside One mile west of Corn Spring on the side of an unimproved road in a wash. Comment
  RSA0104694  Muhlenbergia microsperma Duncan S. Bell, Sarah DeGroot, Cheryl Sevilla 2015-3-5 7762 Riverside Chuckwalla Mountains; a side canyon off of Irish Wash, approximately 1.5 air miles southwest of Aztec Well. 696 Comment
  RSA403582  Muhlenbergia microsperma Thekla Mohr 1920-05 s.n. Riverside Ivy Canyon, Temescal. Comment
  UCR92185  Muhlenbergia microsperma D. L. Banks, Steve Boyd 1995-5-3 0249 Riverside Agua Tibia Mtns Watershed, Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn., east of Dripping Springs Alcove, along lower alluvial benches of Arroyo Seco 512 Comment
  SBBG59563  Muhlenbergia richardsonis R. Hoffmann 1929-9-5 Riverside Tahquitz Valley 2438 Comment
  UCR156471  Muhlenbergia rigens T. B. Salvato, A. C. Sanders 2005-5-17 893 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  RSA750555  Muilla maritima Scott D. White, Justin M. Wood 2009-5-21 12882 Riverside Garner Valley, 0.5 miles NW of Morris Ranch Rd (Kenworthy Ranger Station). 1372 Comment
  UCR104631  Muilla maritima D. E. Bramlet, P. Jacks, S. Goode 1989-4-4 1787 Riverside Perris-Aguanga Basin Region, Lake Skinner, north of the lake on the S-facing slope of Bachelor Mountain 488 Comment
  UCR137039  Muilla maritima A. C. Sanders 2004-5-5 27756 Riverside Gavilan Hills, route of proposed realignment of Gavilan Rd., SSW from Multiview Rd. intersection, c. 0.25 mi. NNW of Harford Spring, c. 1.2 mi. NE of Gavilan Peak 579 Comment
  SD262366  Myosurus minimus Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-4-10 417 82 Riverside Elsinore Trough: Baker St., 0.05 - 0.15 miles SE of Pierce St. 384 Comment
  UC217890  Myosurus minimus subsp. apus P. A. Munz 1922-4-29 5061 Riverside 3 mi s Elsinore 381 Comment
  UCR281283  Myosurus minimus var. apus Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317- 16 Riverside Elsinore Trough, Periodic eastern shoreline of Lake Elsinore (e.g. 1994), in the City of Lake Elsinore, +- at the borderline with the Sedco Hills Neighborhood of the City of Wildomar, in open space along west side of Mission Trail at Lewis St. 387 Comment
  UC1971485  Myriopteris newberryi Scott D. White 1999-5-28 7435 Riverside Ca. 3 air miles SE of jtn. Cajalco Rd. / Gavilan Rd.: East of Juniper Rd. between Blue Sky Drive and Celestial Dr. Comment
  RSA522091  Najas marina Steve Boyd, Orlando Mistretta 1989-7-18 3759 Riverside Vail Lake area, along west shore of lake 1/2 mi S of dam. 427 Comment
  UC217897  Nama P. A. Munz, D. Keck 1922-4-13 4931 Riverside Hayfields Colorado Desert, Chuckawalla Valley, Hayfields (Chuckawalla Valley, Colorado Desert, dry basin) 152 Comment
  RSA346261  Nama demissa Robert F. Thorne, C. W. Tilforth, L. M. Shultz, Elbert Benjamine, J. Hogge 1980-4-16 54047 Riverside Along Whitewater River, E of bridge and levee. Comment
  UC1595753  Nama demissa W. Wisura, J. Dolan, M. Wall 1992-3-24 4632 Riverside on Box Canyon Rd 13.1 mi ne Mecca (Lowdesert); ne of Mecca Comment
  SEINET9120535  Nama demissa E. Adams 1978-1 S.N. Riverside Mecca, Box Canyon; desert wash. Comment
  RSA49361  Nama demissa var. deserti P. A. Munz 1949-4-11 13005 Riverside Mojave Desert. Joshua Tree National Monument. Eastern end of Monument. 945 Comment
  UCR228197  Nama hispida var. spathulata Dave Silverman, Onkar Singh 2010-3-26 7839 Riverside Sonoran (Colorado) Desert, Palo Verde Mesa, 1.6 km east of Black Creek Rd, 4.9 km west of McCoy Wash, and 8.6 km north of I-10 149 Comment
  RSA757987  Nassella cernua Doug Goldman 2005-5-11 3289 Riverside Garner Valley, just north of the village of Thomas Mountain, about 0.1 miles northwest of Morris Ranch Road and about 0.2 miles northeast of Route 74. San Bernardino National Forest. 1378 Comment
  SBBG103909  Nassella pulchra S. D. White 1993-4-20 1211 Riverside Estelle Peak, Gavilan Hills 822 Comment
  SBBG119058  Nassella pulchra S. D. White with M. Honer 2004-4-6 10060 Riverside Temescal Valley, just N of the I-15 Hwy and E of Indian Truck Trail, S and W of Lee Lake; T5S R5W S7, SW/4 & adjacent S12 335 Comment
  RSA431575  Nasturtium officinale Dr H. de Forest 1933-4-16 17598 Riverside Chino Canyon, Colorado Desert, E of Coachella Valley Comment
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Mar 28 2011
  CLARK-A1528-3447  Navarretia atractyloides John C. Roos 1952-5-26 5724 Riverside Reche Canyon 457 Comment
  RSA681894  Navarretia atractyloides Scott D. White, Michael Honer 2003-6-17 9554 Riverside S Perris Basin: Murrieta. Interstate 215 / Clinton Keith interchange. 457 Comment
  UC1929472  Navarretia atractyloides Scott D. White, Michael Honer 2003-6-3 9480 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. Comment
  POM13628  Navarretia capillaris E. C. Jaeger 1921-7-1 1046 Riverside Idyllwild, San Jacinto Mountains. Comment
  UCSB41129  Navarretia fossalis Roos, John 1952-5-28 Riverside San Jacinto river bottomland; 1 mile southeast of Perris Comment
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Aug 8 2008
  UC1333285  Navarretia hamata subsp. hamata Charles B. Fiker 1946-6-17 3583 1/2 Riverside San Mateo Canyon Comment
  CAS-BOT-BC7241  Nemacaulis denudata var. gracilis Samuel Bonsal Parish 1896-1-1 4140 Riverside Palm Springs Comment
  UCSB13098  Nemacaulis denudata var. gracilis Dearing, Hugh; Dearing, Margaret 1942-2-3 Riverside Colorado Desert, Cathedral City Comment
  UCR25988A  Nemacladus glanduliferus John C. Roos 1947-3-15 3354 A Riverside Sonoran (Colorado) Desert, Santa Rosa Mountains, mouth of Deep Canyon at foot of mtns. 366 Comment
  RSA500551  Nemacladus longiflorus var. longiflorus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3600 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd. 488 Comment
  POM145372  Nemacladus ramosissimus P. A. Munz 1927-5-20 10810 Riverside 10 miles S. of Hemet. Comment
  RSA525254  Nemacladus ramosissimus Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4566 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 548 Comment
  RSA614866  Nemacladus ramosissimus D. L. Banks 1997-4-5 1710 Riverside NW Palomar Mountains, Agua Tibia Mountains: Agua Tibia Wilderness Area. South of Dorland Mountain, just west of the Pechanga Indian Reservation boundry, at the headwaters of a tributary of the north fork of Pechanga Creek. 768 Comment
  SBBG101738  Nemacladus ramosissimus S. Boyd, D. Bramlet 1991-5-13 6251 Riverside Domenigoni Hills, N side of Domenigoni-Diamond Valleys ESE of Winchester, ridge top S of S-end of Warren Rd 548 Comment
  UCR158333  Nemacladus ramosissimus A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30061 Riverside Peninsular Range, Agua Tibia Mountains, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  RSA0006288  Nemacladus ramosissimus P. A. Munz 1922-5-19 5360 Riverside 5 miles NE of Murietta. 457 Comment
  SEINET10461026  Nemacladus ramosissimus Boyd 1986-4-22 BOYD 1770 Riverside Temescal Canyon: terrace escarpment east side of Indian Wash, south of I-15 Comment
  SEINET10703391  Nemacladus rigidus var. rubescens David B. Dunn, Harold L. Lint 1955-4-1 Dunn 11836 Riverside Collected in a ravine on the arid slopes on the west side of Pushawalla canyon in the Indio Hills. Comment
  RSA777733  Nemacladus sigmoideus J. Andre, G. L. Clifton 2011-2-22 17450 Riverside Mecca Hills; along Box Canyon Road, 10.3 miles NE of town of Mecca 219 Comment
  RSA517834  Nemacladus tenuis var. aliformis Steve Boyd, Orlando Mistretta 1986-3-13 1460 Riverside West side Palen Mts.: NE of Desert Center. Comment
  SEINET3091664 Image available Nemophila menziesii Norman C. Cooper 1945-5-5 2262 Riverside San Gorgonio Mountains above Banning. 914 Comment
  SDSU18403  Nemophila menziesii var. menziesii C. Matt Guilliams 2008-2-27 478 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 405 Comment
  UC1929949  Nicotiana attenuata Scott D. White, Justin Wood 2008-6-16 12140 Riverside San Jacinto Mountains: Meadow at Quinn Flat. Idyllwild, Palm View Peak 7.5' Quad. Comment
  RSA772059  Nicotiana glauca Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4625 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA593999  Nicotiana glauca D. L. Banks, Elizabeth Hedge Banks 1996-5-2 942 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve. Along the broad alluvial benches just to the SE of the gate to the Preserve. 448 Comment
  RSA716431  Nicotiana quadrivalvis Scott D. White 2006-5-19 11474 Riverside Perris Basin/San Jacinto Mtn Foothills: South of Hemet, 'Santa Rosa Hills' near Hemet Butte. 549 Comment
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May 15 2015
  SEINET3077948 Image available Nicotiana quadrivalvis Marc Mittleman 1982-5-25 Riverside Gentry Experimental Farm, Los Alamos Road, Murrieta. 366 Comment
  UCR35273  Nicotiana quadrivalvis L. B. Ziegler 1967-11-7 261 Riverside San Jacinto Mtns., Poppet Flats area 915 Comment
  RSA0054916  Nicotiana trigonophylla Mary Edmunds 1932-3-27 13 Riverside Oasis, Coachella Valley. Comment
  POM212346  Nolina parryi Carl B. Wolf 1931-5-11 s.n. Riverside Near Pipe Creek, above Hemet Valley, San Jacinto Mountains. 1677 Comment
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Mar 24 2011
  POM18179  Notholaena californica subsp. californica P. A. Munz 1923-3-10 6584 Riverside San Jacinto River, 4 mi from Elsinore. Comment
  RSA654568  Oenothera bistorta Melinda M. Cude, Ken Godrey 1977-5-14 s.n. Riverside Hwy 71; 1 mile north of ranger station along riverbed. Comment
  UCR14367  Oenothera bistorta Steven Wickler 1974-4-21 003 Riverside San Jacinto Valley, immediately off of Hemet-San Jacinto offramp, U.S. Hwy 60, 8 mi. east of Riverside 518 Comment
  RSA146098  Oenothera californica subsp. californica Peter H. Raven 1959-4-23 14021 Riverside 4.1 miles west of Dripping Springs. Comment
  UC20442  Oenothera californica subsp. californica Miss Ella Foster May 1897 Riverside Hemet Comment
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Mar 24 2011
  RSA153428  Oenothera cardiophylla subsp. cardiophylla M. French Gilman 1927-12-31 s.n. Riverside Pinto Basin, Colo. Desert. Comment
  LA206204  Oenothera deltoides H. Lewis; 1952-3-9 1622 Riverside about 10 mi. S of Garnet Comment
  UCR275466  Oenothera deltoides Thomas R. Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-5 959 Riverside Sonoran (Colorado) Desert, Blythe-Rice Road, ENE of Arica Mountains on Blythe-Rice Road, about 1 mile south of railroad crossing 243 Comment
  SEINET6630452  Oenothera deltoides Robert L. Dressler 1949-3-19 418 Riverside 5 miles. North East of Desert Center Comment
  RSA53907  Oenothera primiveris subsp. bufonis D. F. Howe 1949-3-21 s.n. Riverside 3 miles west of Blythe. Comment
  SBBG69362  Oligomeris linifolia M. N. Ackley 1928-3-25 919 Riverside Indio -4 Comment
  UCR110451  Oligomeris linifolia D. E. Bramlet, D. Bradney 1990-6-21 2043 Riverside Peninsular Range, Vail Lake peninsula, a portion of the ridgeline between Kolb and Temecula Creeks. The site is approximately 805m northwest of the marina and on the northeast edge of the peninsula. 476 Comment
  UCR166192  Oligomeris linifolia Nathan Moorhatch, John F. Green, Ted Rado 2005-4-19 s.n. Riverside Sonoran (Colorado) Desert, Desert Hot Springs, Desert Dunes Golf Course (SW corner) just east of Palm Ave. Approximately 0.5 miles north-east of Seven Palms Ranch 226 Comment
  CHSC955  Olneya tesota V. Holt 1942-3-28 Riverside Colorado river near Blythe. 82 Comment
  SBBG3754  Olneya tesota H. and M. Dearing 1940-6-7 4337 Riverside Box Cyn, near Mecca Comment
  POM9959  Opuntia bigelovii var. bigelovii P. A. Munz 1921-5-1 4485 Riverside 5 miles north of Whitewater, San Bernardino Mts. 305 Comment
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May 28 2011
  SEINET10678635  Opuntia phaeacantha var. discata Tracy Scott, Andrew Townesmith; Karen M. Meyer 2007-3-18 Scott 141 Riverside San Bernardino National Forest. San Jacinto Ranger District, about 0.2 mi. along Pinon Flats Transfer Station Rd. off Rte. 74. 1228 Comment
  RSA356627  Orcuttia californica R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1979-8-29 47312 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  RSA357374  Orcuttia californica Christopher Davidson 1977-5-25 5640 Riverside Mesa de Burro; Santa Rosa Plateau area of Santa Ana Mountains 701 Comment
  CAS-BOT-BC502863  Orobanche cooperi subsp. cooperi Ira L. Wiggins 1941-3-24 9589 Riverside On E side of Salton Sea, 1 mi N of Imperial County Line Comment
  UCR80799  Orobanche fasciculata Scott D. White 1993-5-29 1444 Riverside San Bernardino Mtns, Banning Canyon, along the road to Raywood Flat, Yucaipa Ridge 1402 Comment
  RSA0006072  Orobanche ludoviciana var. latiloba P. A. Munz, D. D. Keck 1922-4-13 4960 Riverside South base of Eagle Mtns. Comment
  CSUSB847  Oxalis corniculata Deborah Sullivan 1973-7-9 Riverside Glen Avon, Riverside. 243 Comment
  CSUSB852  Oxalis rubra William A. Hunt 1972-5-25 720525 1 Riverside City of Riverside; UCR campus, Picnic Hill 365 Comment
  POM12410  Oxyria digyna P. A. Munz 1922-9-7 6406 Riverside San Jacinto Peak, near the summit 3277 Comment
  RSA788875  Oxytheca caryophylloides Gary D. Wallace 2003-7-8 4049 Riverside Hidden Lake. Comment
  CAS-BOT-BC121217  Paeonia californica Carl B. Wolf 1936-6-17 7955 Riverside Santa Ana Mtns, Teneja Road, 1.4 mi off Ortega Hwy, on road to La Cienaga 609 Comment
  RSA228806  Paeonia californica Colin M. Wainwright 1972-2-10 595 Riverside Santa Rosa Plateau, 9 miles SW of Murrietta near Forest Route 7S01, near Tenaja Ranger Str. 671 Comment
  CAS-BOT-BC327909  Palafoxia arida F. H. Billings 1926-2-6 20 Riverside Palm Springs Comment
  CDA8436  Palafoxia arida A. C. Browne 1957-4-6 Riverside 6 miles east of Indio. 0 Comment
  SBBG104169  Palafoxia arida E. R. Blakley 1993-5-20 7566 Riverside W of rdside rest area at jct of Interstate 10 and rd S to Wyles Well, ca. 15 mi W of city of Blythe Comment
  RSA0130721  Palafoxia arida Glen Rink 2013-3-19 11890 Riverside About twelve miles west of Blythe, at the site of the proposed Quartzite solar power plant. 105 Comment
  JOTR38667  Palafoxia arida var. arida Hodges, Stephen R. 2017-2-1 673 Riverside Joshua Tree National Park. Eagle Mountains, South East facing sand ramps near the aqueduct road Comment
  POM6877  Palafoxia arida var. arida P. A. Munz, L. T. Street, Williams 1919-3-26 2338 Riverside Oasis Date Ranch near Mecca Comment
  UC61508  Palafoxia arida var. arida L. D. Copeland 1904-5-5 Riverside Palm Springs Comment
  RSA92216  Palafoxia arida var. arida F. W. Peirson 1924-12-30 5426 Riverside Thousand Palms Canyon, Coachella Valley. 122 Comment
  RSA737421  Panicum capillare Justin M. Wood 2008-9-19 130 Riverside SW Perris Basin: Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  SBBG94681  Panicum capillare S. D. White 1990-9-25 Riverside Santa Rosa Plateau, ca. 5 airline mi SW of Temecula; T8S, R 3W on line between S 22 and 27 374 Comment
  UC1608040  Panicum maximum A. C. Sanders with O. F. Clarke 1991-9-3 11159 Riverside Australian Section of the UCR Botanical Garden. Garden Grid Cell Q-5 Riverside Comment
  OBI69398  Panicum urvilleanum Dave Hawks 1986-4-17 s.n. Riverside Whitewater River channel, 1 mi S of hwy I-10, and 2 mi W of Indian Ave (Desert Hot Springs 7.5' Quad: T3S, R4E, S1/2 of sect 20 & 21, near center line between the two sections) 259 Comment
  POM366028  Panicum urvilleanum George R. Johnstone 1929-11-28 s.n. Riverside Palm Springs 244 Comment
  CAS-BOT-BC274189  Pappostipa speciosa H. M. Hall 1901-6-1 2129 Riverside San Jacinto Mountains. Santa Rosa Mountain. Dry hillsides of Coyote Canyon 1584 Comment
  CAS-BOT-BC293716  Parkinsonia florida Mona Bourell 1987-4-14 3271 Riverside BLM California Conservation Area, Hwy 195, spur off of Box Canyon. Near Mecca 150 Comment
  RSA698052  Parosela spinosa J. R. Bruff 1934-6-19 537 Riverside 5 mi. S.E Palm Springs. Comment
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Aug 27 2011
  RSA615062  Paspalum distichum A. C. Sanders, P. J. MacKay, G. Helmkamp, J. Stewart, C. L. Sanders 1994-12-4 15885 Riverside Colorado Desert, Salton Sink: Dos Palmas oasis area., 33 deg 30.04'N, 115 deg 49.9'W -37 Comment
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Feb 4 2013
  UCR263478  Pectocarya anisocarpa A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41497 Riverside San Gorgonio Pass, north of San Gorgonio River wash, c. 3 miles east of Cabazon, south of I-10 and generally NE of water bottling plant 457 Comment
  RSA727008  Pectocarya heterocarpa Naomi Fraga, Lisa Rojas 2005-2-10 1423 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 502 Comment
  SEINET10456236  Pectocarya heterocarpa David B. Dunn 1948-2-21 Dunn 3678 Riverside Comment
  UCR42381  Pectocarya linearis subsp. ferocula N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 190 B Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mountains, 1 mi west of Snow Creek Village 489 Comment
  UCR804  Pectocarya penicillata J. E. Dimitman 1957-4-1 s.n. Riverside at the top of Pigeon Pass Comment
  RSA0124119  Pectocarya peninsularis Duncan S. Bell, Sarah De Groot, LeRoy Gross 2016-2-17 8741 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting on the Martinez Slide to the north of Toro Canyon, approximately 5.25 air miles east northeast of the summit of Martinez Mountain. 123 Comment
  GMDRC9791  Pectocarya recurvata J. M. Andre 2017-3-1 37987 Riverside Orocopia Mountains: north end of range, along Pinto Rd, 1.3 mi. ESE of Interstate 10 ( Box Cyn/Cottonwood Spring Rd exits). 479 Comment
  SEINET241497  Pectocarya recurvata A. C. Sanders 2001-3-20 23850 Riverside Western Colorado Desert: Coachella Vlly, Garnet, N side of 19th Ave, 0.5 mi(air) NW of intersxn of I-10 & Indian Ave. 235 Comment
  UCR103789  Pectocarya recurvata Scott D. White 1997-2-28 4702 Riverside Peninsular Range, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy 457 Comment
  UCR214140  Pectocarya recurvata A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37721 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, c. 0.5 mi NE (34 deg. ) of intersection of Temescal Canyon Rd. and Concordia Ranch Rd. 518 Comment
  JOTR01189  Pectocarya recurvata Cole, James E. 1941-3-30 446 Riverside Joshua Tree National Park. PINTO BASIN 457 Comment
  RSA525234  Pectocarya setosa Steve Boyd, Timothy S. Ross 1990-5-11 4611 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79. 549 Comment
  RSA741190  Pectocarya setosa Scott D. White, Justin M. Wood 2008-6-16 12131 Riverside Fobes Ranch Road N of Quinn Flat 1390 Comment
  RSA552768  Pedicularis densiflora Steve D. Boyd 1992-3-31 6763 Riverside San Mateo Cyn. Wilderness Area. Tenaja Trail from jtn w/ Morgan Tr. S to Pigeon Spring area. 670 Comment
  UCR95209  Pelargonium panduriforme D. L. Banks, E. H. Banks 1996-5-2 954 Riverside Agua Tibia Mountains, NW Palomar Mountains; NW foothills of Dorland Mtn, S end of Los Caballos Road, University of California-Emerson Oaks Reserve, at the Emerson Cottage 524 Comment
  SBBG35234  Pellaea andromedifolia T. L. Secrest 1951-5-18 Riverside San Jacinto River bed near Hemet Comment
  CHSC8343  Pellaea mucronata Edward L. Smith 1958-3-6 342 Riverside Located in Coldwater Canyon, Glen Ivy, sw side of Temescal Canyon Road, Temescal Mtns. 762 Comment
  POM855  Pellaea mucronata var. mucronata O. W. Robinson 1916-3-28 s.n. Riverside Miller's Canyon, Murrieta. Comment
  UCR165382  Pennisetum setaceum M. Georgiady 2003-5-22 s.n. Riverside east of Homeland, Calif. Hwy 74, 1.2 km west of Calif. Hwy 79 (Winchester Rd.), south foot of Lakeview Mtns. 485 Comment
  JEPS6884  Penstemon californicus Munz and Johnston 1922-5-21 5445 Riverside San Jacinto Mountains, Kenworthy, Hemet Valley Hemet Valley; San Jacinto Mountains, Kenworthy; Kenworthy, Hemet Valley, San Jacinto Mts. 1371 Comment
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Mar 25 2011
  UCR20116  Penstemon californicus Jeanine Derby 1976-8-10 s.n. Riverside San Jacinto Mtns., Garner Valley 1372 Comment
  RSA305628  Penstemon centranthifolius C. W. Tilforth, Walter Wisura 1979-10-10 1915 Riverside 0.3 mi. west of Highway 74 on Thomas Mtn. Rd., ca. 1 mi. south of Lake Hemet, Garner Valley. 1341 Comment
  RSA710222  Penstemon centranthifolius N. C. Cooper 1944-7-15 1580 Riverside Palms to Pine Hwy 1463 Comment
  SD152743  Penstemon centranthifolius Steve Boyd 1992-4-15 6882 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. downstream to the confluence with San Mateo Creek. 334 Comment
  RSA0123181  Penstemon clevelandii subsp. connatus Duncan S. Bell, LeRoy Gross 2016-3-30 9169 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 7.5 air miles southeast of the summit of Martinez Mountain. 970 Comment
  CLARK-A1528-4300  Penstemon clevelandii subsp. mohavensis John C. Roos 1942-5-2 1145 a Riverside Joshua Tree National Park Comment
  SD119905  Penstemon clevelandii var. connatus Louis B. Ziegler 1967-5-31 141 Riverside Pinyon Flats in San Jacinto Mountains. Along He=wy #74 above and below flats 1219 Comment
  UC195280  Penstemon clevelandii var. connatus S. B. and W. F. Parish Apr, 1882 1216 Riverside Mts. at Agua Caliente [Agua Caliente=Palm Springs, (now) Riverside Co., [hence probably near Vandeventers Ranch above that town.]?DDK J. Ewan 1935] Mts. at Agua Caliente Comment
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Nov 6 2006
  RSA402128  Penstemon labrosus N. C. Cooper 1944-7-15 1590 Riverside Palms to Pine Hwy 1463 Comment
  RSA402132  Penstemon labrosus N. C. Cooper 1944-7-7 1587 Riverside San Jacinto Mts (above Pine Cove). 2073 Comment
  UCR20539  Penstemon rostriflorus W. W. Mayhew 1977-7-5 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1921 Comment
  SD136744  Penstemon spectabilis Steve Boyd, Tim Ross 1992-5-15 7407 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero. 671 Comment
  SDSU10974  Penstemon spectabilis Thomas A. Zink 1971-7-1 Riverside Alongside Indian Canyon rd. about 1 mile west of junction with Temescal Canyon Rd. at foot of Trabuco Peak. 518 Comment
  CAS-BOT-BC239693  Penstemon thurberi Edmund C. Jaeger 1927-5-12 s.n. Riverside Near Smith Canon [Canyon], Keyes Ranch 1280 Comment
  OBI36582  Pentachaeta aurea A. C. Sanders, S. D. Boyd 1980-4-17 s.n. Riverside San Jacinto Mtns. Pine Meadow in upper Garner Valley , along hwy 74, .7 mi E of jctn with Hwy 371. 1524 Comment
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Jun 21 2012
  SFV13131  Pentagramma triangularis M. J. Thor 1982-9-17 146 Riverside San Jacinto Mountains Idyllwild Park. Lily Creek, rocky part along roadway. 1616 Comment
  CAS-BOT-BC355987  Perityle emoryi F. H. Billings 1926-2-6 14 Riverside Andreas Canyon near Palm Springs Comment
  JEPS34965  Perityle emoryi Lawrence Saylor 1935-3-24 214 Riverside Pinto Basin Comment
  JOTR31850  Perityle emoryi La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2108 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  CLARK-A1656-878  Petalonyx thurberi Jim Cornett 1977-6-25 Riverside Desert Hot Springs 396 Comment
  RSA698082  Petalonyx thurberi J. R. Bruff 1934-6-19 536 Riverside 5 mi. S.E Palm Springs. Comment
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Aug 27 2011
  UC1007199  Peucephyllum schottii Philip A. Munz 1940-3-23 15664 Riverside road to Dale to Cottonwood Springs (s base of Pinto Mts.); Pinto Mts. 609 Comment
  RSA129727  Phacelia ambigua H. S. Yates 1937-3-23 6409 Riverside 3 miles N of Palm Springs, San Jacinto Mts. 213 Comment
  UC1595707  Phacelia campanularia W. Wisura, A. King, and L. Newcomb 1992-4-10 4676 Riverside n W-Palm Springs; Gorgonio Pass, Stubbe Canyon Comment
  UC511759  Phacelia campanularia subsp. campanularia Frank W. Peirson 1926-2-22 6499 Riverside talus slope at e end Bridge over Whitewater River Comment
  RSA26282  Phacelia campanularia subsp. vasiformis Reid V. Moran 1941-5-5 856 Riverside Cottonwood Pass, Eagle Mtns. Comment
  UCR172786  Phacelia cicutaria var. hispida Wayne Law, Jun Hu 2000-5-16 16 Riverside Peninsular Ranges; Santa Ana Mtns., Eastern edge of Cleveland National Forest, above Temescal Valley in Indian Canyon, 11.8 mi south of Corona 396 Comment
  UCR225710  Phacelia cicutaria var. hispida A. C. Sanders 2011-3-30 38917 Riverside Peninsular Range; SE edge Gavilan Hills, along north side of Hwy 74 at Riverside Street, just outside city limits of Lake Elsinore 479 Comment
  SFV5032  Phacelia crenulata F. M. Ball 1964-1-4 s. n. Riverside Colorado Desert Wide bench on right side of Rt. 74 to Hemet, about 7 miles south of Palm Desert. 335 Comment
  UCD120362  Phacelia crenulata C. L. Hitchcock 1966-3-16 24210 Riverside Along Palms to Pines Highway, 4 mi. S. of Palm Desert. 609 Comment
  UCR41275  Phacelia crenulata B. G. Pitzer 1986-2-9 0004 Riverside Sonoran (Colorado) Desert, Santa Rosa Mountains: Martinez Canyon, SW of Valerie Jean, on upper fan, c. 1 mi east of mouth of canyon 122 Comment
  SD6817  Phacelia crenulata var. ambigua S. B. Parish, W. F. Parish Apr 1882 Riverside Agua Caliente [now Palm Springs] Comment
  RSA0130728  Phacelia crenulata var. minutiflora Glen Rink 2013-3-18 11876 Riverside About twelve miles west of Blythe, at the site of the proposed Quartzite solar power plant. 105 Comment
  OBI59605  Phacelia distans David Charlton 1988-2-18 1183 Riverside Alluvial Fan, S side of Little San Bernardino Mts, Fargo Cyn Rd to Cottonwood Wash, S of Joshua Tree Natl Park, parallel to I-10. 5 I E of jct Dillon Rd and Fargo Cyn rd 762 Comment
  POM118674  Phacelia distans Marcus E. Jones 1924-7-22 s.n. Riverside Desert Center. Comment
  RSA0069666  Phacelia distans Cheryl Sevilla, Sarah J. De Groot 2015-2-18 12 Riverside Transverse Ranges; San Bernardino Mountains region: San Gorgornio Wilderness Area; on the plain to the east of Mission Creek; 0.4 miles northwest of the Stone House. 783 Comment
  RSA678268  Phacelia distans Valerie L. Soza, J. Mark Porter, Gary D. Wallace 2001-4-2 1078 Riverside Big Morongo Wash. 473 Comment
  RSA700024  Phacelia distans Scott D. White, Michael Honer 2003-4-25 9101 Riverside San Bernardino Mountains: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. West side of road, on alluvial fan adjacent steep east-facing mountain slope. 610 Comment
  UCR194823  Phacelia distans Scott D. White 2006-4-27 11298 Riverside Perris Basin/San Jacinto Mtn Foothills, Santa Rosa Hills, south of Hemet 610 Comment
  POM9586  Phacelia distans I. M. Johnston 1920-5-8 s.n. Riverside Near Wineville [RR Station] in sand by road. [Wineville = Mira Loma] Comment
  JEPS2059  Phacelia fremontii Marjorie D. Clary 1932-4-29 861 Riverside Dead Indian Trail 15 mi w Indio; Colorado Desert, Conchilla Desert 304 Comment
  SEINET1908502  Phacelia imbricata A. C. Sanders, Mitch Provance 2008-1 35787 Riverside Peninsular Range; San Jacinto Mtns.: Coldwater Creek along trails in vicinity of junction of South Ridge and Coldwater Trails, 1.25 mi. NE of Mountain Center, c. 3/4 mile NE of Keenwild Fire Station. 1450 Comment
  CLARK-A1528-562  Phacelia minor 1947-3-21 5 Riverside Rubidoux 365 Comment
  CSUSB146  Phacelia minor Barry Glaser 1964-3-9 640903 10 Riverside Edwards Canyon in Elsinore Mountains. 20 yards from road. 914 Comment
  OBI20177  Phacelia minor David J. Keil 1979-3-18 12968 Riverside Alberthill Jctn along Hwy 71 366 Comment
  UC1929329  Phacelia minor Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10498 Riverside Peninsular Ranges, San Jacinto Mountains / Colorado Desert; East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UC410495  Phacelia minor Mrs. E. C. Van Dyke 1928-5-28 Riverside Banning Comment
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Mar 13 2011
  UCR152519  Phacelia minor A. C. Sanders 2005-4-22 29606 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  UCR517  Phacelia minor Rodney Hendrick 1965-4-24 s.n. Riverside Box Springs Mtns., Box Springs Mtn, near top of mtns, near Dog Lady's House [old house near crest of range along road from Pigeon Pass; later park ranger's house] 762 Comment
  RSA74835  Phacelia suaveolens subsp. keckii P. A. Munz 1923-6-14 7056 Riverside Glen Ivy Trail to Santiago Peak. 1433 Comment
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Jul 21 2018
  UCR14393  Phalaris aquatica George K. Helmkamp 1974-7-14 s.n. Riverside Santa Ana Mtns. region, Ortega Oaks Park on Hwy 74 610 Comment
  SEINET6170734 Image available Phalaris paradoxa Scott D. White, Pam Devries 2006-3-14 11246 Riverside Sonoran (Colorado) Desert; Eastern Coachella Valley, a few mi east of Indio, at proposed I-10 Freeway/ McNaughton Parkway interchange, north of the I-10 Freeway 91 Comment
  UC489279  Phleum alpinum C. V. Meyer 1928-7-26 538 Riverside Deer Springs San Jacinto Mt.; , Deer Springs 2743 Comment
  RSA469903  Phlox austromontana E. C. Jaeger 1922-6-29 s.n. Riverside Tahquitz Valley, San Jacinto Mountains 2073 Comment
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May 29 2011
  UCR111060  Pholistoma auritum D. L. Banks 1997-4-5 1699 Riverside Agua Tibia Mtns., NW Palomar Mtns: Pechanga Indian Reservation. south of Dorland Mountain, just west of the Wilderness Area Boundary, along a tributary of the N fork of Pechanga Creek 640 Comment
  UC1518627  Pholistoma membranaceum Robert F. Thorne, Drs. Fosberg, Sachet, and Herbst 1983-4-23 55455 Riverside ca. 3.3 mi. n. Whitewater Post Office (side canyon w. side of Whitewater Canyon); San Bernardino Mts., Whitewater Canyon 594 Comment
  LA209905  Phoradendron bolleanum D. Dunn; 1941-1-12 671 Riverside Santa Rosa Mountains, Palms to Pine hwy, 15 mi from Palm Springs Comment
  CAS-BOT-BC135070  Phoradendron californicum Del Wiens 1953-12-5 872 Riverside near Junction of road from S end of Joshua Tree National Monument and US 60 and 70 152 Comment
  CDA22364  Phoradendron californicum T. C. Fuller 1961-1-1 5493 Riverside West of Highway 99, 1.5 miles south of Oasis. 0 Comment
  LA209837  Phoradendron californicum S. Atsatt; 1926-4-17 sn Riverside Palm Springs Comment
  RSA420777  Phoradendron californicum Anstruther Davidson 1901-02 s.n. Riverside Near Palm Springs, base of San Jacinto Mtns. Comment
  RSA799076  Phoradendron californicum Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6872 Riverside South side of Joshua Tree National Park, Cottonwood Spring 905 Comment
  SBBG1372  Phoradendron californicum H. and M. Dearing 1937-4-10 2782 Riverside Thousand Palms Cyn Comment
  SBBG36339  Phoradendron californicum T. L. Secrest 1948-4-7 Riverside near Whitewater 289 Comment
  SD229302  Phoradendron californicum Dick Schwenkmeyer 2012-11-6 871 Riverside West fork of Palm Canyon, Agua Caliente Indian Reservation, 4.7 mi. south of the intersection of South Palm Canyon Drive and East Palm Canyon Drive, Palm Springs. 227 Comment
  RSA420753  Phoradendron densum E. Crow 1928-11-12 46 Riverside Morongo Valley, Colorado Desert. Comment
  LA209830  Phoradendron juniperinum D. Dunn; 1941-1-12 670 Riverside Fern Valley, Idyllwild Comment
  CAS-BOT-BC141176  Phoradendron serotinum subsp. macrophyllum A. C. Sanders; J. Goetzen 1996-5-1 18141 Riverside San Bernardino Mtns: Morongo Indian Reservation, along dirt road in Hathaway Crk. Cyn., N of Banning 914 Comment
  RSA33478  Phoradendron villosum N. C. Cooper 1944-7-16 1386 Riverside Pine Cove. Comment
  UCR178009  Phoradendron villosum T. B. Salvato, Tracy Tennant 1998-7-18 MOR- 607 Riverside San Bernardino Mtns., Morongo Indian Reservation, vicinity of Wood and Potrero Canyons 1280 Comment
  RSA423813  Physalis crassifolia N. C. Cooper 1944-4-8 1059 Riverside Andreas Canyon. 305 Comment
  RSA444461  Physalis crassifolia Roos 1965-6-23 s.n. Riverside Lost Palms Wash. Comment
  UCR178510  Physalis crassifolia R. G. Swinney 1967-2-12 0023 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Snow Creek 335 Comment
  UCR198185  Physalis crassifolia Michael Honer, L. Hulse 2004-4-2 1873 Riverside Colorado(Sonora) Desert, Little San Bernardino Mountains. Blind Canyon, c. 0.5 mi north of Desert Hot Springs 488 Comment
  NY43270  Physalis crassifolia var. crassifolia C. R. Annable 1995-3-15 2285 Riverside 2.7km SW of Valerie, on road to Martinez Canyon Comment
  SEINET10389799  Physaria tenella A. C. Sanders, Jim Malusa 2015-3-9 41363 Riverside Chocolate Mountains, along Gasline Road at major wash crossing 1.9 mi. south of Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range 686 Comment
  UC1922838  Pinus contorta subsp. murrayana Naomi Fraga, et al. 2006-7-11 1712 Riverside Peninsular Ranges; San Jacinto Mountains region: Mount San Jacinto State Park, Hidden Lake. Comment
  UC1600403  Pinus lambertiana H. M. Hall 1901-1-1 2613 Riverside Tauquitz Peak San Jacinto Mts., Tauquitz Peak Comment
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Feb 3 2014
  CAS-BOT-BC72841  Pinus quadrifolia Ellsworth Bethel 1918-5-11 s.n. Riverside 35 mi. E of San Jacinto, Nigger Jim Hill Comment
  HSC90098  Pinus quadrifolia Amy Austin, Tony LaBanca, Noreen McClintock 1990-3-15 15 Riverside San Bernardino National Forest, 0.4 mi. N of S boundary on Hwy. 371 1159 Comment
  OBI69339  Pinus quadrifolia David Charlton 1988-5-21 1908 Riverside Thomas Mtn Rd, from N to S. W of GarnerValley and S of Lake Hemet on hwy 74 1676 Comment
  UCSB142  Pinus quadrifolia Haller, John 1960-5-15 Riverside 0.4 mi. W of Calif. 74 on road to Anza, near S end of Hemet Valley 1463 Comment
  CAS-BOT-BC170425  Pistacia atlantica A. C. Sanders 1994-5-15 14480 Riverside Mount Rubidoux, a rocky granitic hill on the NW side of Riverside on the east bank of the Santa Ana River 400 Comment
  UCR275951  Pityrogramma triangularis T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-26 3782 Riverside San Jacinto Mountains, Rouse Ridge, east of Rouse Hill on 4WD road 2E17 (becoming a foot trail), c. 0.7 mile north of Rouse Ridge Road (5S15), NE of Milky Spring, San Bernardino National Forest 1476 Comment
  HSC85414  Plagiobothrys acanthocarpus Steve Boyd 1986-3-9 1380 Riverside Temescal Canyon: Alberhill Mtn., S slope of mtn., just E of claymine area 459 Comment
  CLARK-A1528-2259  Plagiobothrys californicus John C. Roos 1952-2-29 5368 Riverside Reche Canyon 457 Comment
  SEINET242060  Plagiobothrys canescens A. C. Sanders, T. B. Salvato 2001-3-30 23859 Riverside Perris-Aguanga Basin region: Temecula, Long Canyn W of Del Rey Rd, along bottom of canyn W of jnxn of Av. Pina Colada 366 Comment
  JOTR32305  Plagiobothrys canescens var. canescens La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 3237 Riverside Joshua Tree National Park. West of Queen Mountain, southern end of Wonderland of Rocks; Wonderland Wash, north of Mill Street Mine parking area. Active wash corridor with sandy bottom and surrounded by granitic outcrops and pediments; with heavy foot traffic (Stop 1) 1297 Comment
  UCR12247B  Plagiobothrys collinus O. F. Clarke 1973-1-21 s.n. Riverside Perris Basin, Motte Reserve, 2.5 mi. NW of Perris 579 Comment
  UCR239801  Plagiobothrys collinus var. californicus O. F. Clarke 2004-3-12 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 424 Comment
  UC1608292  Plagiobothrys fulvus Steve Boyd and Tim Ross 1992-5-5 7247 Riverside grassland area s Oak Flats (sw of Bluewater Trail); southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar 731 Comment
  UCR228175  Plagiobothrys jonesii Dave Silverman 2010-3-30 7888 Riverside Sonoran (Colorado) Desert, lower east flank of southern McCoy Mountains, 1.8 km W of Black Creek Rd, 7.0 km E of McCoy Peak, and 4.4 km north of I-10 183 Comment
  POM184250  Plagiobothrys nothofulvus P. A. Munz 1932-3-24 12013 Riverside Corona 366 Comment
  UCR25974  Plagiobothrys nothofulvus John C. Roos 1947-3-21 3365 Riverside Plateau in Reche Canyon Comment
  SBBG53772  Plagiobothrys tenellus S. Boyd 1980-4-27 Riverside Harford Springs County Park, NW corner of the Gavilan Plateau Comment
  UCR222298  Plagiobothrys undulatus R. F. Thorne, E. W. Lathrop, Steve Beckstrom-Sternberg, B. Martin 1982-1 55209 Riverside Peninsular Ranges; Santa Ana Mountains, SW of Murrieta, Santa Rosa Plateau, Mesa de la Punta near south edge of plateau, approached by De Luz Rd. 579 Comment
  RSA262104  Plantago erecta E. W. Lathrop 1971-3-21 7459 Riverside Bedford Truck Trail of the Coleveland nat'l Forest, Trabuco District. 915 Comment
  RSA586497  Plantago erecta D. L. Banks, S. D. Boyd 1995-5-9 328 Riverside NW Palomar Mountains; Agua Tibia Mountains; N of the Cleveland National Forest and the Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. 732 Comment
  SEINET7063420  Plantago erecta A. G. Vestal 1947-3-29 s.n. Riverside About 0.3 mile west of Lake Elsinore Railroad Canyon. UTM Zone 11, 464457mE, 3724989mN. (WGS84/NAD83). 393 Comment
  SDSU13354  Plantago lanceolata Joseph Verfaillie, Shasta Gaughen 2000-4-29 47 Riverside Santa Margarita Eclogical Reserve North side. The north side of the river about 1/3 mile west of the pipe line crossing. About 15 feet from the river 232 Comment
  RSA796014  Plantago ovata Duncan S. Bell 2009-4-18 248 Riverside Arica Mountains: southeast side of range, approximately 1.7 air miles west of Priests Well. 463 Comment
  UC665820  Plantago ovata Ira L. Wiggins 1941-3-24 9588 Riverside 1 mi n Imperial County line (on e side of Salton Sea); Salton Sea Comment
  POM312789  Plantago ovata var. fastigiata D. Taylor 1951-3-23 19 Riverside N of Blythe along Colorado River, Maria Mt Rang. 335 Comment
  RSA726575  Plantago ovata var. fastigiata Naomi Fraga, Sarah J. De Groot, Lisa Rojas, Leland Lubinsky 2005-2-10 1421 Riverside Along Palen Road near Hwy 177. 170 Comment
  UCR127573  Plantago patagonica D. E. Bramlet 2003-4-18 3374 Riverside Base of San Jacinto Mtns., 2,348m south of Cabazon, 2,012m northwest of Cabazon Peak, and 183m northwest of the Colorado River Aqueduct 548 Comment
  CLARK-A1528-3420  Platanus racemosa 1970-5-14 5575 Riverside Box Springs 487 Comment
  SBBG54767  Platanus racemosa C. Worthman 1968-5-16 166 Riverside 8.7 mi W of Murietta 167 Comment
  SDSU13610  Platanus racemosa W. Miller, C. Mosse 1972-7-19 Riverside 50 ft. from the river, 200 yards upriver from beaver dam. Comment
  UCR97456  Platanus racemosa A. C. Sanders 1997-3-1 19756 Riverside Box Springs Mountains, E side of Pigeon Pass Valley c. 1/2 mile NW of Lawless Ranch, east of intersection of Hidden Springs Road and Pigeon Pass Road. 579 Comment
  UCR80733  Plectritis ciliosa subsp. insignis Steve Boyd 1992-4-18 6907 Riverside Gavilan Hills, SE end of range, east of Arroyo del Toro 488 Comment
  POM116974  Pleuraphis rigida Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA273302  Pleuraphis rigida J. P. Smith, J. O. Sawyer 1973-6-10 6887 Riverside Joshua Tree National Monument, Riverside County. Comment
  RSA775945  Pleuraphis rigida Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-31 955 Riverside Dune system along Midland Rice Road, South of Arica Mountains. 305 Comment
  UC1979847  Pleuraphis rigida Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-4-5 960 Riverside Mojave Desert; East Mojave Desert region: Blythe-Rice Road, East / Northeast of Arica Mountains on Blythe-Rice Road, about 1 mile south of railroad crossing. Comment
  UC38597  Pleuraphis rigida H. M. Hall June, 1901 2118 Riverside eastern base San Jacinto Mountains (along the borders of the Colorado Desert); borders of the Colorado Desert, San Jacinto Mountains Comment
  RSA472090  Pleurocoronis pluriseta Albert J. Perkins 1916-4-19 s.n. Riverside Palm Springs. Comment
  UCR89829  Pleurocoronis pluriseta George K. Helmkamp 1994-3-10 42 20 Riverside Sonoran (Colorado) Desert, Indio Hills, canyon opening into Coachella Valley, 2 miles east of Thousand Palms on Ramon Road, and 1.3 miles north 122 Comment
  UCR125298  Pluchea purpurascens A. C. Sanders 2002-11-21 25633 Riverside Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 457 Comment
  UCR120341  Pluchea sericea Mitch Provance 1998-7-23 907 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 305 Comment
  RSA604606  Poa annua L. C. Wheeler 1961-6-24 7915 Riverside San Jacinto Mountains: Fulmor Lake. Comment
  POM47179  Poa bigelovii Mary F. Spencer 1920-4-7 1553 Riverside Palm Canyon. 213 Comment
  RSA747875  Poa pratensis Justin M. Wood 2009-5-11 693 Riverside Garner Valley, Quinn Flat area. 1372 Comment
  UCR189555  Polygala cornuta var. fishiae Diane Menuz 2007-8-2 334 Riverside Penninsilar Range- Santa Ana Mountains, Santa Margarita Ecological Reserve; along Temecula Canyon, c. 600 m from Santa Margarita River crossing 230 Comment
  UCR19206  Polygala cornuta var. fishiae John C. Roos 1960-5-30 s.n. Riverside Peninsular Range/Santa Ana Mtns., ridge east of Sugarloaf [=Pleasants Peak] 1067 Comment
  POM319090  Polygonum lapathifolium Patricia Wilder 1970-10-15 4777 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills. 152 Comment
  RSA129376  Polypogon monspeliensis H. S. Yates 1937-6-27 6706 Riverside Near Relief Hot Spring. 457 Comment
  UC1930040  Polypogon monspeliensis Scott D. White, Justin Wood 2008-6-16 12113 Riverside San Jacinto Mountains: Fobes Canyon, +- 1 mile up Fobes Ranch Road from Fobes Spring. Comment
  UCR165639  Polypogon monspeliensis John F. Green 2005-2-2 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 mi east of Desert Beach 24 Comment
  UCR96862  Polypogon monspeliensis Scott D. White 1993-4-30 1316 Riverside San Jacinto Valley, Near intersection of Warren Rd. and Stetson Ave. 458 Comment
  UCSB26907  Polystichum munitum Wilken, Dieter 1969-6-30 Riverside Riverside County Road R1 at Dark Canyon, 7 miles N of Idyllwild, San Jacinto Mtns. Comment
  SEINET273137  Poncirus trifoliata O. F. Clarke 1997-3-6 s.n. Riverside Riverside: O.F. Clarke's yard at 1012 Spruce St. 305 Comment
  SDSU13009  Populus balsamifera subsp. trichocarpa Michael G. Simpson 1999-10-27 2044 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  UC1134759  Populus fremontii subsp. fremontii A. Lewis Feb 1934 261 Riverside 2 1/2 mi ne Auburndale; Corona Quad. Comment
  JOTR35070  Porophyllum gracile La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3522 Riverside Joshua Tree National Park. Southern end of Coxcomb Mountains with exposed metasedimentary rocky slopes; above narrow side canyon Comment
  RSA715193  Porophyllum gracile A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32644 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd., vicinity of peak 2279. 579 Comment
  UCR92085  Portulaca oleracea Scott D. White, S. Ogg 1994-10-17 2463 .1 Riverside Temecula Valley, Murrieta Creek at Winchester Road bridge (Banana Avenue) 317 Comment
  RSA740930  Potamogeton foliosus var. foliosus Scott D. White, Justin M. Wood 2008-7-9 12433 Riverside K Flat, from large pond downstream to meadow. 1427 Comment
  UC814189  Potamogeton pusillus var. pusillus P. A. Munz, I. M. Johnston 1922-5-21 5523 Riverside Garner Ranch Hemet Valley; San Jacinto Mountains, Hemet Valley 1386 Comment
  POM19611  Potentilla gracilis var. fastigiata Mary F. Spencer 1923-7-1 2271 Riverside Idyllwild. Comment
  RSA740642  Potentilla gracilis var. fastigiata Scott D. White, Justin M. Wood 2008-6-19 12280 Riverside San Jacinto Mountains: Meadows at Baldy Mtn. 1585 Comment
  UC123561  Potentilla rimicola F. M. Reed 1908-7-15 2529 Riverside summit of Tahquitz San Jacinto Mountains, summit of Tahquitz 2621 Comment
  UCR103739  Proboscidea louisianica A. C. Sanders 1997-11-20 21620 Riverside Lake Skinner Reserve area, along road (on cut) on E side of Lake Skinner near Multispecies Reserve Headquarters 457 Comment
  UCR101417  Prosopis glandulosa A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22223 Riverside San Bernardino Mtns., Morongo Indian Reservation, Lion Canyon 671 Comment
  UCR75037  Prosopis glandulosa A. C. Sanders, E. J. Lawlor 1992-4-4 12150 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  CAS-BOT-BC206976  Prosopis glandulosa var. torreyana Geo. B. Grant 1906-5-1 1043 -6721 Riverside Colorado Desert at Palm Srpings Comment
  SBBG3764  Prosopis pubescens H. and M. Dearing 1936-12-25 814 Riverside 1000 Palms Comment
  CLARK-A1528-4030  Prunus fasciculata John C. Roos 1966-3-20 Riverside Eagle Mountains Comment
  JEPS44617  Prunus fasciculata W. L. Jepson 1928-4-25 12579 Riverside Colorado Desert, Cottonwood Mountains, Cottonwood Spring Cottonwood Spring; Colorado Desert, Cottonwood Mountains, Cottonwood Spring 731 Comment
  POM13083  Prunus fremontii A. Gilman 1922-3-18 s.n. Riverside Andreas Canyon near Palm Springs. Comment
  POM308524  Psathyrotes ramosissima Henry J. Ramsey, Ramsey 1939-11-28 3171 Riverside 15 miles east of Indio Comment
  SEINET3005043  Psathyrotes ramosissima G. Rink 2011-4-25 10479 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe, desert pavement 118 Comment
  POM98745  Psathyrotes ramosissima P. A. Munz 1926-1-31 9963 Riverside Dos Palmas Spring Comment
  POM358759  Pseudognaphalium biolettii N. R. Zabriskie 1974-3-27 694 Riverside N side canyon downstream from 'Big Pool' Andreas Canyon, N slope San Jacinto mts 335 Comment
  SD255106  Pseudognaphalium biolettii Duncan S. Bell 2015-9-30 8669 Riverside Santa Rosa Mountains; collecting in the summit area of Asbestos Mountain. 1573 Comment
  UCR48497  Pseudognaphalium biolettii Steve Boyd 1985-12-25 1197 Riverside Peninsular Range, Gavilan Hills; W side of Steele Valley in SCE Transmission Line Corridor 762 Comment
  SD137887  Pseudognaphalium californicum Darin L. Banks, Steve Boyd 1995-4-5 158 Riverside Cleveland NationaL Forest, Agua Tibia Wilderness Area, North slope of Agua Tibia Mountain, east of Dripping Springs Alcove, east of trail 550 Comment
  UC1007140  Psilostrophe cooperi Philip A. Munz 1940-3-24 15698 Riverside 2 mi s Cottonwood Springs; Eagle Mts. 914 Comment
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Nov 2 2011
  CLARK-A1045-106  Psoralea californica George K. Helmkamp 1978-5-20 Riverside Pinyon Flats Campground southwest 1/4 Palm Desert 15'Q Comment
  UC1929658  Psorothamnus arborescens var. simplicifolius V. Soza, J. M. Porter, G. D. Wallace 2001-4-2 1092 Riverside Transverse Ranges, Little San Bernardino Mountains region; Mouth of Little Morongo Canyon, NE of junction of Augusta Avenue and Little Morongo Drive, NW Desert Hot Springs. 412 Comment
  UC68518  Psorothamnus arborescens var. simplicifolius H. M. Hall May, 1905 6024 Riverside Cottonwood Mts. , Cottonwood Mts. (Colorado Desert) 609 Comment
  CAS-BOT-BC353630  Psorothamnus emoryi Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring 60 Comment
  CAS-BOT-BC353636  Psorothamnus emoryi R. Freeman 1976-10-2 2157 Riverside South of I-10, N of Mule Mountains Comment
  CAS-BOT-BC353640  Psorothamnus emoryi Blanche Trask 1916-4-15 s.n. Riverside flats above Salton Sea Comment
  CAS-BOT-BC353646  Psorothamnus emoryi Louis C. Wheeler 1931-11-26 392 Riverside 2 miles SE of Salton Bench Mark, Colorado Desert -67 Comment
  POM127145  Psorothamnus emoryi S. B. Parish 1906-5-10 s.n. Riverside Colorado Desert at Palm Springs Comment
  POM1901  Psorothamnus emoryi J. S. Chase 1916-04 s.n. Riverside Palm Springs. Comment
  SD174890  Psorothamnus emoryi Mark A. Elvin 2005-4-25 4221 Riverside Northern Sonoran Desert: Coachella Valley; N of Palm Springs; N of I-10; S of Dillan Road; E of Indian Avenue. 244 Comment
  UC484161  Psorothamnus emoryi B. D. Stark 1930-4-2 1501 Riverside w Indio; w of Indio 0 Comment
  RSA404250  Psorothamnus schottii N. C. Cooper 1949-4-8 3250 Riverside Palm Springs. 457 Comment
  RSA498755  Psorothamnus schottii Albert J. Perkins 1916-4-18 s.n. Riverside Near Palm Springs. Comment
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Aug 27 2011
  RSA98806  Psorothamnus schottii Philip A. Munz 1926-1-31 9946 Riverside Dos Palmos [Palmas] Spring. Comment
  SBBG24099  Psorothamnus schottii A. I. Richardson 1966-4-2 Riverside below Thousand Palms Oasis Comment
  SD37834  Psorothamnus schottii Edith A. Purer 1935-4-21 6462 Riverside Desert floor, near Palm Springs, Colorado Desert Comment
  SEINET2063921 Image available Psorothamnus schottii Unknown 1965-3-7 Riverside Directly 3 miles E of Thousand Palms. 91 Comment
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Mar 22 2019
  UC65758  Psorothamnus schottii E. E. Schellenger 1904-10-15 38 Riverside two mi n Palm Springs (Colorado Desert); , n of Palm Springs 2 Comment
  UC68508  Psorothamnus schottii H. M. Hall Apr., 1905 5990 Riverside near Indio (Colorado Desert); , near Indio 30 Comment
  UCR16201  Psorothamnus schottii B. A. Carlson 1978-4-17 s.n. Riverside Western Colorado Desert, E of Desert Hot Springs, Jct of Dillon Road and Berdoo Canyon Road Comment
  RSA0034846  Psorothamnus schottii Anstruther Davidson 1926-03 s.n. Riverside Palm Springs Comment
  UCR177848  Psorothamnus spinosus Marisa Sripracha, K. A. Boyd 2004-2-14 034 Riverside Sonoran (Colorado) Desert, Myoma, on the Thousand Palms Preserve, near the palm oasis just off Thousand Palms Drive 190 Comment
  CAS-BOT-BC460529  Pterospora andromedea S. B. Parish; W. F. Parish 1881-7-24 968 Riverside San Jacinto Mt. Comment
  CAS-BOT-BC421255  Pterostegia drymarioides Peter Kamb 1948-5-2 930 Riverside North slopes of the San Jacinto Mts above Banning 1066 Comment
  RSA552699  Pterostegia drymarioides Steve Boyd, Tim S. Ross, Orlando Mistretta 1992-2-26 6707 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon. 305 Comment
  RSA771694  Pterostegia drymarioides Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4690 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65119. 604 Comment
  RSA778327  Pterostegia drymarioides N. C. Cooper 1944-5-21 1288 Riverside San Jacinto Mountains, West side 915 Comment
  UCR177991  Pterostegia drymarioides S. J. Myers, John Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1189 Comment
  UCR19271  Pterostegia drymarioides John C. Roos 1952-3-19 5397 Riverside Peninsular Range, Box Springs Mountains [east edge of Riverside] 457 Comment
  UCR21525  Pterostegia drymarioides Steve Boyd 1980-4-29 s.n. Riverside Perris Basin, Motte Reserve, 2.5 miles NW of Perris, c. 0.5 mile NE of the secretary's house 518 Comment
  UCR237627  Pterostegia drymarioides Duncan S. Bell 2010-3-20 608 Riverside Riverside Mountains, in the vicinity of Calzona Mine, c. 2 air mi northeast of Riverside Mountain Peak 232 Comment
  UCSB18375  Pterostegia drymarioides Smalley, G. 1964-5-10 Riverside State Highway 74, 10.8 miles SW of Palm Desert 914 Comment
  SD260959  Quercus Mitch Provance 2012-9-5 912 09 Riverside Badlands of Western Riverside County: Potrero Creek, S end of City of Beaumont, E side of Highland Springs Rd., about 100 yards south of intersection with Breckenridge Ave. 754 Comment
  UCR274149  Quercus Mitch Provance 2012-8-30 17433 Riverside San Bernardino Mountains, Banning Bench, along E side of Bluff St, overlooking the San Gorgonio River 1067 Comment
  RSA38770  Quercus X munzii P. A. Munz 1947-8-21 12270 Riverside [No location information on label.] Comment
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Jul 24 2019
  UCSB38775  Quercus X munzii Tucker, John; Cavagnaro, D. 1965-10-2 Riverside Live Oak Tank; Joshua Tree National Monument Comment
  RSA450473  Quercus agrifolia var. oxyadenia J. C. Roos 1965-9-26 s.n. Riverside San Janinto & Santa Rosa Mountains: hills near summit of Pines to Palms Highway. Comment
  SD186231  Quercus berberidifolia A. C. Sanders, T. B. Salvato 2004-2-16 27392 Riverside Foothills at edge of Temescal Valley, south of Brown Canyon. 451 Comment
  UCD162842  Quercus berberidifolia D. O. Burge 2015-3-17 1692 Riverside Rainbow area. 410 Comment
  UCSB12186  Quercus berberidifolia Breedlove, Dennis 1962-3-11 Riverside 5.7 miles northwest of Mountain Center, at junction with Riverside Highway 1 on State 74 944 Comment
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Feb 24 2013
  CAS-BOT-BC62443  Quercus chrysolepis E. A. McGregor 1941-6-12 26 Riverside Santa Rosa Mt. Comment
  SEINET2066572 Image available Quercus chrysolepis B. Pitzer, Jack Easton 1987-3-10 391 Riverside Anza area, hills S of Thomas Mtn., ca. 3 mils E of town of Anza on N side of Hwy 371, Butterfly Peak 7.5' Quad. 1341 Comment
  UCR121133  Quercus chrysolepis June Latting 1972-10-27 s.n. Riverside San Jacinto Mountains, San Jacinto River canyon [near Strawberry Creek confluence] along Hwy-74 between Hemet and Mountain Center 1220 Comment
  RSA502497  Quercus cornelius-mulleri Steve Boyd 1989-6-11 3739 Riverside Vail Lake area, S flank of Oak Mountain, N of the lake. 549 Comment
  UCD45606  Quercus cornelius-mulleri K. R. Montgomery 1969-6-9 69 19 Riverside Wilson Valley, 18 miles south of Hemet, Riverside County, California. Elev. 3500'. 1066 Comment
  UCSB60559  Quercus cornelius-mulleri Muller, Cornelius 1952-3-23 Riverside At Live-oak Tank, Joshua Tree National Monument Comment
  CAS-BOT-BC250919  Quercus dumosa P. S. Manos 1988-10-27 673 Riverside Gavilan Rd., in Wildlife Preserve 600 Comment
  UCR118000  Quercus engelmannii J. Zabriskie 1978-9-10 1155 Riverside Santa Rosa Mtns, Boyd Deep Canyon Desert Research Center, intersection of Horsethief Creek and Cactus Spring Trail 1037 Comment
  UCR217506  Quercus engelmannii Jeff B. Galvin 2008-5-7 41 Riverside Santa Ana Mtns, San Mateo Cyn (West), 1.1km west of Wildomar Rd., and 500m southwest of Tenaja Trail 655 Comment
  UCR60994  Quercus engelmannii B. G. Pitzer 1988-6-10 1051 Riverside Santa Ana Mtns., Rancho California area, intersection of Sandia Creek Road and La Cruz Drive Comment
  SBBG58950  Quercus kelloggii R. Hoffmann 1929-9-10 Riverside San Jacinto Mtns Comment
  RSA87149  Quercus palmeri F. W. Peirson 1922-5-20 3016 Riverside Upper end of Hemet Valley 1463 Comment
  SD232696  Quercus palmeri A. C. Sanders 1995-11-26 17925 Riverside Elder Creek drainage, NE of Tule Pk, between Aguanga & Anza, S of Hwy 371. Elder Crk. Rd. 0.3 mi. W of Bonny Lane, rural low density development, area partially cleared. 1264 Comment
  UCR113553  Quercus palmeri Mitch Provance 1998-4-14 441 Riverside Jurupa Mtns., Rattlesnake Mtn., Crestmore Heights, knoll (1542), c. 4.2 km NW of downtown Riverside 400 Comment
  UCR270292  Quercus palmeri John F. Emmel 1999-10-2 1645 Riverside San Jacinto Mountains, southeast Garner Valley area, south end of Pine Meadow, 1.0-1.1 road miles southeast of Devils Ladder Road on Hwy 74, WSW of the hwy 1448 Comment
  UC848379  Quercus wislizeni Louis Wheeler 1931-10-3 Riverside Strawberry Valley San Jacinto Valley Comment
  RSA11363  Quercus wislizeni var. frutescens Louis C. Wheeler 1931-10-3 s.n. Riverside Strawberry Valley, Mt. San Jacinto Comment
  RSA614300  Rafinesquia californica D. L. Banks, Victor W. Steinmann 1997-3-13 1508 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  UCR113533  Rafinesquia californica Mitch Provance 1998-6-6 694 Riverside Jurupa Mountains, Jensen Quarry, Sunnyside area on W side of Sierra Blvd, just east of corner of 29th St. and Scenic Drive 262 Comment
  POM33170  Rafinesquia neomexicana Marcus E. Jones 1903-5-10 s.n. Riverside Palm Springs. Comment
  RSA0124737  Rafinesquia neomexicana Duncan S. Bell, LeRoy Gross 2016-3-9 8848 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central section of range, approximately 1.75 air miles north of Gucci Spring. 551 Comment
  RSA770436  Rafinesquia neomexicana Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4568 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  POM297  Ranunculus alismifolius var. alismellus I. M. Johnston 1916-8-1 s.n. Riverside Round Valley, San Jacinto Mountains. 2744 Comment
  RSA161331  Ranunculus aquatilis var. capillaceus Peter H. Raven 1958-5-17 12961 Riverside Lake Fulmor, San Jacinto Mts Comment
  POM201672  Ranunculus cymbalaria var. saximontanus L. M. Booth 832 Riverside near Chino Creek Comment
  UCR109636  Ranunculus cymbalaria var. saximontanus T. W. Fisher 1964-7-22 s.n. Riverside San Jacinto Mtns., Lake Hemet in main feeder stream 1311 Comment
  UCR248003  Ranunculus muricatus O. F. Clarke 2010-4-16 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  RSA0034421  Rhamnus californica Percy C. Everett 1935-6-17 7137 Riverside Coldwater Can. , trail to Santiago Pk. 1/3 mi. above Glen Ivy Resort. 457 Comment
  RSA585623  Rhamnus crocea D. L. Banks, S. D. Boyd 1995-3-15 58 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 680 Comment
  SEINET238736  Rhamnus crocea A. C. Sanders, Mitch Provance; T. B. Salvato 2000-6-1 23448 Riverside Menifee Valley: S of Newport Rd. N of Holland Rd. and E of Bradley Rd. 2 miles due east of Railroad Canyon Lake. 439 Comment
  UCR102732  Rhamnus crocea B. G. Pitzer 1998-1-25 3422 Riverside Lakeview Mtns., Reinhardt Canyon, Maze Stone County Park, at N terminus of California Avenue 610 Comment
  RSA628828  Rhamnus ilicifolia A. C. Sanders, T. Tennant, J. S. Ross 1998-8-20 22217 Riverside Morongo Indian Reservation, Middle Branch Millard Canyon. 1311 Comment
  UCR193919  Rhamnus ilicifolia A. C. Sanders, Mitch Provance 2008-7-11 35790 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek along trails in vicinity of junction of South Ridge and Coldwater Trails, 1.25 mi. NE of Mountain Center, c. 3/4 mile NE of Keenwild Fire Station 1475 Comment
  UCR23453  Rhamnus ilicifolia John C. Roos, Lucille Roos 1949-4-23 4284 Riverside Sonoran (Colorado) Desert, Eagle Mtns., Munsen Canyon Comment
  POM122331  Rhamnus tomentella subsp. cuspidata Marcus E. Jones 1924-8-20 s.n. Riverside Idyllwild. Comment
  LA62881  Rhus aromatica Robert G. Engman; sn Riverside Pinon Flats 1219 Comment
  UCR249822  Rhus aromatica T. B. Salvato, John Lovio 2013-3-19 7360 Riverside Perris-Aguanga Basin, Menifee Valley, Los Alamos Road at its crossing of Warm Springs Creek, and hill west of Jeanette Drive 402 Comment
  UCR239902  Rhus integrifolia O. F. Clarke 2004-3-16 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, at top of North Peak 762 Comment
  UCR94484  Rhus integrifolia Steve Boyd 1981-1-9 s.n. Riverside Peninsular Range, Gavilan Hills, narrows in central Dawson Cyn. 488 Comment
  UCR166699  Rhus laurina Scott D. White, Jennifer H. Jones 2005-7-5 11150 Riverside Santa Ana Mtns, Rainbow Valley area, west of I-15 and just N of San Diego Co. boundary 579 Comment
  JEPS66259  Rhus ovata W. L. Jepson 1901-5-31 1566 Riverside Temecula River, from Riverside to Santa Rosa Peak and Palomar Temecula River Comment
  RSA6101  Rhus ovata C. B. Wolf 1932-5-24 3643 Riverside 0.5 mile below the Fish Hatchery, Snow Creek, north base of San Jacinto Mountains 549 Comment
  UC1002628  Rhus ovata Alice Yates and Jas. E. Wilcox 1954-1-29 Riverside Whitewater Canyon 457 Comment
  UCR243158  Rhus ovata LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4293 Riverside Transverse Ranges; San Bernardino Mountains, Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat Canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W. Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon 871 Comment
  UCR268313  Rhus ovata Jim Andre 2012-6-15 30494 Riverside San Jacinto Mountains, San Bernardino National Forest, along Hwy 243 at Mount Edna Road, c. 1 mile north of McMullen Flat, 5.9 miles south of Hwy I-10 at Banning 1172 Comment
  RSA221024  Rhus trilobata var. anisophylla E. W. Lathrop 1966-3-30 6130 Riverside Mail Divide Truck, Trail between El Carriso and Santiago Peak, Cleveland Nat l Forest 1220 Comment
  UC69247  Ribes aureum H. M. Hall 1897-4-10 431 Riverside vicinity Riverside; Eden Comment
  CAS-BOT-BC108722  Ribes cereum H. M. Hall 1901-7-1 2353 Riverside San Jacinto Mountains. Tauquitz Valley. 2438 Comment
  JEPS49440  Ribes cereum F. M. Reed 1908-7-11 2386 Riverside Round Valley Mt. San Jacinto 2743 Comment
  RSA604868  Ribes indecorum Scott D. White 1995-12-24 3800 Riverside Lakeview Mts. About 7 road miles SE of Davis Rd./Ramona Expwy. intersection. 671 Comment
  POM48327  Ribes malvaceum var. viridifolium E. C. Jaeger 1925-3-1 s.n. Riverside Snow Canyon, San Jacinto Mts. 457 Comment
  UC11632  Ribes nevadense H. M. Hall 1897-5-1 520 Riverside along w side San Jacinto Mountains 1524 Comment
  RSA722426  Romneya coulteri Pomeroy 1929-5-11 s.n. Riverside Glenn Ivy Comment
  SD239844  Romneya coulteri A. C. Sanders, John F. Green 2012-6-1 40222 Riverside Peninsular Range; Santa Ana Mtns. Region: hills between I-15 and Temescal Canyon Rd., 0.22 km south (178a^z) of El Hermano Rd. junction with Temescal Canyon Rd., NW of Lee (Corona) Lake. 324 Comment
  UC130496  Rorippa curvisiliqua Charlotte M. Wilder 1907-7-15 943 Riverside shore of lake Hemet Valley; , shore of lake Comment
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Mar 25 2011
  UCR111761  Rorippa nasturtium-aquaticum S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  POM366412  Rubus parviflorus N. C. Cooper 1944-6-17 1401 Riverside San Jacinto Mts., above Banning. 1372 Comment
  RSA180404  Rumex crispus E. W. Lathrop 1965-5-30 5777 Riverside 6 miles W of Murrieta. Comment
  CAS-BOT-BC433584  Rumex hymenosepalus Howard Scott Gentry 1957-3-10 16383 Riverside Aguanga: along road to Sage by arroyo near School House. 670 Comment
  UCSB10612  Rumex hymenosepalus Gill, Robert 1960-3-23 Riverside About 1 mile up Snow Canyon from road to Palm Springs; San Jacinto Mts. 396 Comment
  UC56649  Rumex salicifolius var. denticulatus Geo. F. Reinhardt 1897-6-1 Riverside San Jacinto Valley Comment
  UC1178625  Rumex salicifolius var. salicifolius Peter Kamb 1948-7-3 1139 Riverside Hall Canyon San Jacinto Mts. 1645 Comment
  RSA477743  Sagina saginoides Kessler 1921-9-1 s.n. Riverside Mt. San Jacinto. Comment
  UC56963  Salazaria mexicana F. Gilman 1902-1 7 Riverside Palm Springs Comment
  UCR240063  Salazaria mexicana A. C. Sanders, Tim Thomas, T. B. Salvato 2012-11-1 40507 Riverside Sonoran (Colorado) Desert, Chuckwalla Bench, south of the Chuckwalla Mtns., along Bradshaw Trail 1 km SE of Augustine Rd. junction, large wash on SW side of road 695 Comment
  UCR88296  Salazaria mexicana A. C. Sanders, K. C. Rose 1995-4-5 16373 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  SEINET10626255  Salix Nye Leith, Greg Gust 2005-3-11 Nye 66 Riverside BM 2228 ca. 4 miles W of Murrieta. 453 Comment
  UCR225575  Salix exigua A. C. Sanders 2011-3-29 38858 Riverside Peninsular Range; Perris-Aguanga Basin Region, canyon in hills between Sun City and Perris, San Jacinto River at powerline corridor crossing west of Goetz Rd., above Railroad Canyon Lake 428 Comment
  JOTR32464  Salix gooddingii La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2609 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam; Small riparian pond environment with seasonally submerged muddy banks, surrounded by boulder outcrops (Stop 4) 1301 Comment
  JOTR35494  Salix gooddingii La Doux, Tasha, D. Shade, S. De Groot, N. Fraga, L. Washburn 2013-4-26 3182 Riverside Joshua Tree National Park. Little San Bernardino Mtns, Upper Smithwater Canyon, NW of Quail Mtn. (Biodiversity Hunt stop2) 1295 Comment
  POM361017  Salix gooddingii G. R. Johnstone 1930-4-13 s.n. Riverside 1000 Palms. Comment
  RSA650123  Salix gooddingii David B. Dunn 1948-3-13 3742 Riverside Pushawalla Canyon. Comment
  SD1047  Salix gooddingii Carl W. Sharsmith 1932-3-20 14 Riverside Foot of east slope of Santa Rosa Mts., in Diablo Canyon, 3 m. above its mouth, near Clary's Coral Reef Ranch, Colorado Desert Comment
  UCR104901  Salix gooddingii A. C. Sanders 1997-3-19 20037 Riverside Lake Skinner area, Lake Skinner, NW shore near inlet, SW foot of Bachelor Mtn 445 Comment
  CAS-BOT-BC108217  Salix hindsiana Mrs. H. P. Bracelin 1932-4-12 600 Riverside East side of bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside. 240 Comment
  UC506447  Salix laevigata Carl Hedin and Joseph Ewan 1933-3-19 7679 Riverside Comment
  SBBG57819  Salix lucida subsp. lasiandra Mrs. J. D. Wright 1929-6-25 Riverside San Jacinto Mtns [probably near Idyllwild] Comment
  CDA21321  Salsola australis L. Smith 2004-8-17 s.n. Riverside South Coast Region; Corner of Iowa St. and Martin Luther King Blvd., Riverside. 303 Comment
  RSA586840  Salsola tragus D. L. Banks, Peter Morrell 1995-5-4 307 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, N of the Wildhorse Trail, on metasedimentary hills N of Wildhorse Peak. 622 Comment
  SEINET3090659 Image available Salsola tragus Steve Morgan 1974-5-20 161 Riverside Los Angeles. 7417 Variel Ave., Canoga Park, San Fernando Valley. Comment
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Nov 8 2015
  UC880180  Saltugilia australis I. W. Clokey and E. G. Anderson 1935-4-16 6830 Riverside e Hemet; e of Hemet 600 Comment
  UCR251305  Saltugilia australis T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2013-3-28 7430 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Murrieta Road and Scott Road 517 Comment
  RSA185451  Saltugilia splendens Clare B. Hardham 1965-6-17 12917 Riverside San Jacinto Mountains: Lake Fulmer. Comment
  POM78751  Salvia apiana Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  UCR121341  Salvia apiana A. C. Sanders, Mark Elvin, , Vipul Joshi 2002-4-26 25030 Riverside The Badlands, west fork of Laborde Canyon near old rocket test facility 622 Comment
  UCR140739  Salvia apiana A. C. Sanders 2004-5-11 27854 Riverside Elsinore Basin Region, Alberhill Mountain, lower south-facing slopes southeast of the clay mining area 450 Comment
  POM10094  Salvia carduacea F. M. Reed 1903-05 s.n. Riverside Pigeon Pass Comment
  RSA170162  Salvia columbariae L. B. Ziegler 1964-8-18 s.n. Riverside Morris Ranch Road north of Kenworthy Ranger Station, Garner Valley, San Jacinto Mts. 1463 Comment
  RSA33475  Salvia columbariae N. C. Cooper 1944-4-23 1148 Riverside Cabazon. 457 Comment
  RSA401488A  Salvia columbariae Ora M. Clark 1929-2-24 1521 Riverside Cabazon, Colorado Desert. Comment
  UCR135719  Salvia columbariae Mitch Provance, Kerry Knudsen, Petra Wester 2004-5-8 9000 Riverside Santa Rosa Mountains, along Hwy 74 on the Santa Rosa Mountain Grade, c. 0.5-0.8 mi NE of Black Hill 854 Comment
  UCR137374  Salvia columbariae June Latting 1978-4-30 s.n. Riverside Sonoran (Colorado) Desert, Red Cloud Mine Road near I-10 427 Comment
  CLARK-A1528-3112  Salvia eremostachya John C. Roos 1947-3-15 3332 Riverside San Jacinto Mountains Comment
  UC416703  Salvia eremostachya L. G. Childs 1920-11-26 Riverside Martinez Canyon; Colorado Desert, Santa Rosa Mts. Comment
  CHSC21757  Salvia greatae Robert A. Schlising 1973-3-31 3073 Riverside Salt Creek Wash, between Orocopia and Chocolate Mountains (ca 5 mi NE of 'crossing 24' of Coachella Canal). Comment
  RSA0042381  Salvia greatae Duncan S. Bell, LeRoy Gross 2014-3-13 6236 Riverside Orocopia Mountains; southern section of range; approximately 3 air miles northwest of Clemens Well. 431 Comment
  SBBG71102  Salvia greatae E. C. Jaeger 1926-2-20 Riverside Salt Crk Wash above Dos Palmos Comment
  RSA525430  Salvia mellifera Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4539 Riverside Vail Lake area, rolling terrain at jct of hwy R3 and Powerline Rd. NE of the lake. Comment
  RSA586164  Salvia mellifera D. L. Banks, Steve Boyd 1995-3-30 129 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., W of the Dripping Springs Alcove, on the Woodchuck Trail. 634 Comment
  UCR121888  Salvia mellifera Ian G. Gillespie 2001-5-15 90 Riverside Lake Skinner, Perris Plain Area Comment
  UC574890  Salvia mohavensis C. Epling and Wm. Robison 1933-6-26 Riverside Key's View; Little San Bernardino Mountains 1524 Comment
  RSA448917  Salvia vaseyi S. B. Parish 1894-6-15 3233 Riverside Morongo Wash. San Bernardino Mountains, and their eastern base. 915 Comment
  RSA82390  Salvia vaseyi F. W. Peirson 1922-12-27 4060 Riverside On rough mountain slope between two forks of Andreas Canyon, near Palm Springs 610 Comment
  CSUSB692  Sambucus mexicana Becky Alejandre 1970-5-7 8 Riverside Santa Ana River bottom in [city of] Riverside. Approximately 400 feet from Fairmount Park to the west. 408 Comment
  UCR180578  Sambucus mexicana Scott D. White, Angelia Carey 2004-4-5 10009 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  CAS-BOT-BC238857  Sambucus nigra subsp. caerulea B. Pitzer 1997-4-1 3053 Riverside Lakeview Mtns, ca. .75 air mi. SSW of Mt. Rudolph, ca. 1 air mi NE of Contour (Juniper Flats) Rd. 655 Comment
  UCR117321  Sanicula arguta A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 732 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR102886  Sanicula bipinnatifida A. C. Sanders 1997-3-26 20137 Riverside Lake Skinner area, large clay patch adjacent to the Skinner entrance road, c. 1 km NE of Borel Rd. 473 Comment
  RSA263674  Sanicula crassicaulis E. W. Lathrop 1968-5-22 6922 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest 1220 Comment
  RSA471474  Sanicula crassicaulis N. C. Cooper 1947-4-5 2044 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  SD181730  Sanicula crassicaulis Scott D. White 2000-5-1 7737 Riverside Western foothills of Santa Ana Mountains near Bedford Canyon. 351 Comment
  UCR249921  Sanicula tuberosa A. C. Sanders, Steve Boyd, Fred M. Roberts, Robt. L. Allen 2009-4-9 36789 Riverside Peninsular Range; Santa Ana Mtns., Elsinore Peak, c. 0.4 mi. SE of the summit 1014 Comment
  SD128323  Sarcodes sanguinea R. Mitchel Beauchamp 1971-5-15 2414 Riverside San Jacinto Mountains, Black Mt. campground 2207 Comment
  UCR214864  Sarcostemma hirtellum A. C. Sanders 2010-3-23 37526 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, at SW foot of Palen Mtns. 140 Comment
  RSA180270  Satureja chandleri E. W. Lathrop 1965-4-18 5654 Riverside 10 miles west of Murrieta. Comment
  UCR166851  Schismus arabicus Chet McGaugh 2005-1-27 s.n. Riverside Sonoran (Colorado) Desert, E of Salton Sea, along Coachella Canal between siphons 26-27 NE of Dos Palmas Spring 24 Comment
  RSA784744  Schismus barbatus Duncan S. Bell 2012-2-12 3089 A Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  UCR138724  Schismus barbatus Julie A. Greene 1993-4-17 1189 Riverside San Jacinto Valley, San Jacinto Wildlife Area, flat area west of Davis Rd 445 Comment
  UCR213278  Schismus barbatus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37691 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on north side of I-15, near Temescal Canyon Rd. undercrossing, at north edge of Concordia Ranch Rd. 378 Comment
  SEINET10597130  Schismus barbatus Robert F. Thorne, Mae Z. Thorne 1973-3-30 Thorne 42683 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, on rocky and sandy outwash of Mission Creek. 488 Comment
  RSA726858  Schoenoplectus acutus var. occidentalis Steve Boyd, Aydee Virgen 2004-4-13 10877 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  UCR24923  Scrophularia californica A. C. Sanders 1980-7-18 1650 Riverside San Jacinto Mtns., Thomas Mountain: Thomas Mountain Campground to the summit at the lookout 2073 Comment
  RSA182336  Scrophularia californica subsp. floribunda J. D. Olmsted 1962-5-2 3448 Riverside By saddle just N of highest part of Box Spring Mountains. 777 Comment
  CAS-BOT-BC341101  Scutellaria mexicana Peter H. Raven 1958-5-5 12886 Riverside Jumbo Rocks Camp Ground, Joshua Tree National Monument Comment
  UCSB10512  Scutellaria mexicana Haller, Norman 1953-5-24 Riverside 11 miles So. of Palm Springs; Indio Rd; Palms to Pines Hiwy. 74 914 Comment
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Nov 19 2014
  RSA247367  Scutellaria siphocampyloides Gary D. Wallace 1966-7-3 645 Riverside San Jacinto Mountain: Thomas Mountain, southeast of Idyllwild. Comment
  UC456124  Scutellaria siphocampyloides I. J. Condit 1910-6-21 Riverside near Idlewild; San Jacinto Mountains 1524 Comment
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Mar 12 2011
  UCR281207  Scutellaria tuberosa Mitch Provance, Matt K. Beyers, John Hazlett, Douglas Gordon-Blackwood 2017-4-14 417- 35 Riverside Peninsular Ranges, Sedco Hills (east end), along transmission road, from 0.2 mi W of Beverly St. to the vicinity of intersection with Green Meadow Way 592 Comment
  UCR121307  Selaginella bigelovii A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 25016 Riverside The Badlands, summit of Mt. Eden, SW of Beaumont 671 Comment
  CAS-BOT-BC62087  Selaginella eremophila Louis C. Wheeler 1933-12-2 2299 Riverside Tahquitz Canyon, San Jacinto Mts. 243 Comment
  CAS-BOT-BC62089  Selaginella eremophila L. R. Abrams 1926-3-26 11032 Riverside Palm Canyon Comment
  CAS-BOT-BC62257  Selaginella watsonii P. A. Munz 1922-7-7 6045 Riverside Summit of San Jacinto Peak 3285 Comment
  SDSU1921  Selaginella watsonii Clinton S. Kimball, Augustus B. Kimball and Rennselaer J. Smith 1908-6-28 274 Riverside Summit of San Jacinto Mt. Comment
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Oct 13 2011
  RSA525450  Senecio californicus Steve Boyd, David E. Bramlet 1990-4-29 4495 Riverside Lake Skinner County Park, SE base of Bachelor Mountain. Comment
  UC35968  Senecio flaccidus var. douglasii Geo. F. Reinhardt June 1897 Riverside Sna Jacinto Valley San Jacinto Valley Comment
  UC53929  Senecio flaccidus var. douglasii E. A. Zumbro Oct 1902 162 Riverside Comment
  UC74096  Senecio flaccidus var. douglasii M. F. Gilman 1904-1 30 Riverside Banning , Southern California (Southern California) Comment
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Mar 21 2011
  UCR3835  Senecio flaccidus var. douglasii John Minnich 1964-6-5 64-6-5- 01 Riverside Santa Ana Mtns, Hwy 74 610 Comment
  RSA515199  Senecio mohavensis Steve Boyd, Orlando Mistretta 1986-3-13 1473 Riverside West side Palen Mts.: NE of Desert Center. Comment
  UC354444  Senecio mohavensis Edmund C. Jaeger 1929-2 Riverside Canyon Springs on Butterfield Trail; Colorado Desert, Canyon Springs on old Butterfield Trail Comment
  RSA740086  Senecio vulgaris Justin M. Wood 2008-11-17 232 Riverside Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  SEINET12264998  Senegalia greggii Unknown 1936-1 12808 Riverside foothills of San Jacinto Mts near Palm Springs Comment
  UCD97016  Sesuvium verrucosum Jack Hall 1953-4-30 45 Riverside Desert Beach Resort, edge of Salton Sea. Comment
  UCR113880  Setaria gracilis Mitch Provance 2000-6-24 2060 Riverside Riverside, Santa Ana River Wash, between the Market Street bridge and the 60 Fwy 244 Comment
  UCR201853  Setaria parviflora Justin M. Wood 2008-9-30 167 Riverside SW Perris Basin, Temecula/Murrieta Creek, downstream of 1st Street bridge 305 Comment
  UC1132945  Setaria viridis H. S. Yates 1936-8-29 6373 Riverside Idlewild San Jacinto Quad., Idlewild Comment
  CAS-BOT-BC434393  Sidotheca trilobata Barbara Ertter; Jeffrey Strachan 1980-5-21 3479 Riverside Santa Rosa Mountain road (Forest Road 7S02) 2.9 miles south of Highway 74 (Pines to Palms Highway) 1676 Comment
  POM161560  Silene parishii var. viscida Ralph Hoffmann 1929-9-6 s.n. Riverside Tahquitz Valley, San Jacinto Mts. 2438 Comment
  CHSC171  Simmondsia chinensis M. Anthony 1954-4-15 Riverside Near Joshua Tree Mon. Comment
  CLARK-A1528-2359  Simmondsia chinensis John C. Roos 1966-3-20 Riverside Eagle Mountains Comment
  JEPS40195  Simmondsia chinensis W. L. Jepson 1359 Riverside Palm Canyon of San Jacinto to Van de Venter's Ranch; Palm Canyon of San Jacinto Comment
  SBBG71061  Simmondsia chinensis H. and M. Dearing 1938-11-12 142 Riverside Little San Bernardino Mtns 762 Comment
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Jan 20 2015
  UCR178561  Simmondsia chinensis R. G. Swinney 1967-3-12 0082 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, north side, south of Desert Center 366 Comment
  UCR245237  Simmondsia chinensis Jim Andre 2012-3-19 21326 Riverside Sonoran (Colorado) Desert, north end of Chuckwalla Mountains at Jaeger Nature Sanctuary, 1.5 mi. south of junction Eagle Mt Rd and I-10 freeway 411 Comment
  UC857598  Sisymbrium altissimum I. W. Clokey 1935-4-18 6645 Riverside Gavilan Flat 600 Comment
  UCR158341  Sisymbrium officinale A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30077 Riverside Peninsular Range, Agua Tibia Mountains, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  UCR265810  Sisymbrium orientale Mitch Provance 2012-5-24 512- 09 A Riverside San Gorgonio Pass, Banning, near its border with Beaumont, Smith Creek Wash vicinity, E of Highland Springs Rd., both N and S of W Wilson St. 784 Comment
  CLARK-A1045-163  Sisyrinchium bellum George K. Helmkamp 1978-6-1 Riverside Santa Ana Mountains vernal pool near creek; Wildomar 7.5' Q Comment