Search Results — 2000 specimen records retrieved (1892 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 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
  SEINET7048005  Abies concolor Steven R. Hill, Kate Kramer and family 2001-4-26 33472 Riverside San Jacinto Mountains, San Jacinto Wilderness, west of Palm Springs, trails south of visitor building at terminus of Palm Springs Aerial Tramway; vicinity of Long Meadow and higher ridges. Elevation about 8500 feet. Comment
  CAS-BOT-BC229335  Abronia villosa Lewis S. Rose 1966-12-11 66098 Riverside Palm Springs 152 Comment
  OBI26123  Abronia villosa David J. Keil 1976-12-12 11923 Riverside Along I-10, 37 mi E of Chiriaco Summit Comment
  SEINET7909538  Abronia villosa P. L. Packard 1976-1 23 Riverside 6 mi W of Blythe, Interstate 10 Comment
  SEINET893735  Abronia villosa Rea Raymond 1962-1 197 Riverside Cathedral City, Palms to Pines Highway. San Jaciento mountain range. 152 Comment
  CDA23841  Abronia villosa var. aurita T. C. Fuller 1962-4-3 7988 Riverside West of Highway 99 to Indio, 0.2 mile north of turn-off to Twenty Nine Palms, head of Coachella Valley. 0 Comment
  POM123199  Abronia villosa var. aurita Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  POM13018  Abronia villosa var. aurita P. A. Munz 1922-4-14 4968 Riverside Indian Wells 91 Comment
  POM729  Abronia villosa var. aurita I. M. Johnston 1917-4-4 s.n. Riverside Near Palm Springs. Comment
  RSA461194  Abronia villosa var. aurita Gale Sphon 1955-5-15 s.n. Riverside 5 miles north of Cathedral City. Comment
  SD143825  Abronia villosa var. aurita Scott D. White 1997-5-25 5221 Riverside Bautista Canyon, along Bautista Canyon Rd. ca. 1.3 miles northwest of Hixon Trailhead. 700 Comment
  RSA749943  Abronia villosa var. villosa Justin M. Wood 2009-3-26 410 Riverside [Coachella Valley:] Bermuda Dunes; Avenue 38, between Washington St and I-10. 37 Comment
  CLARK-A1528-459  Acacia greggii Charlotte Stocks 1964-6-15 Riverside Rancho Mirage Comment
  RSA122305  Acacia greggii var. arizonica Marcus E. Jones 1926-6-8 s.n. Riverside Palm Springs. Comment
  UC1523567  Acamptopappus sphaerocephalus var. sphaerocephalus Robert F. Thorne, Dick Tilforth, L. Shultz, R. K. Benjamin & J. Hogge 1980-4-16 54033 Riverside 1/4 mi w (and .5 mi w of Whitewater R at mouth of Whitewater Whitewater P.O.; San Bernardino Mts., Colorado Desert 414 Comment
  UC604854  Acamptopappus sphaerocephalus var. sphaerocephalus Roxana S. Ferris and Ruth P. Rossbach 1938-5-15 9539 Riverside 2 mi from Cottonwood Springs; Cottonwood Mts. Comment
  UCR3296  Achillea millefolium T. R. Plumb 1964-Apr-May- s.n. Riverside Upper Santa Ana River/San Bernardino Valley Region, Riverside, dry wash W side of Forest Fire Lab, Canyon Crest Dr. 306 Comment
  UC472686  Achnatherum coronatum M. F. Spencer 1921-4-19 Riverside Banning San Bernardino Mts. Comment
Read comments Mar 13 2011
  SEINET5585611 Image available Achnatherum lettermanii B. L. Johnson 1960-1 s.n. Riverside Twin Lakes, above Bridgeport, at the upper lake Comment
Read comments Jul 5 2015
  RSA0019788  Achnatherum parishii subsp. parishii April Garbat, Kristin Forgrave, Naomi Fraga, Tyler Schappe 2013-5-21 70 Riverside Canyon west of San Bernardino National Forest boundary (San Jacinto Ranger District), north over edge from road from Cranston Fire Facility (off Highway 74, aka Florida Ave). Orange Grove Canyon. 618 Comment
  SD227785  Achyronychia cooperi Scott D. White, Pam Devries 1998-2-9 6080 Riverside La Quinta/Palm Desert area: Whitewater River Channel at and near Miles Ave. crossing. 17 Comment
  SD39397  Achyronychia cooperi Edith A. Purer 1935-4-21 6478 Riverside near Palm Springs. Comment
  UCR102941  Achyronychia cooperi George K. Helmkamp 1998-4-4 3143 Riverside Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd) 457 Comment
  UCR132854  Achyronychia cooperi Kent Beaman 1983-4-9 08 Riverside Sonoran (Colorado) Desert, mouth of Box Canyon along the road, Mecca Mud Hills, south of Indio 61 Comment
  UCR141141  Achyronychia cooperi June Latting 1973-4-14 s.n. Riverside Sonoran (Colorado) Desert, south entrance to Joshua Tree National [Park] Monument, alluvial slopes south of Cottonwood Mtns. 579 Comment
  UCR166539  Achyronychia cooperi Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10877 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  CAS-BOT-BC204875  Acmispon argyraeus var. argyraeus H. M. Hall 1901-6-1 2140 Riverside San Jacinto Mountains. Santa Rosa Mountain. Dry hillsides of Coyote Canyon 1524 Comment
  OBI39886  Acmispon glaber var. brevialatus M. Rosczyk & G. Helmkamp, G. Helmkamp 1985-4-4 208 Riverside Big Morongo Preserve. S of Morongo Valley. Main cyn where it opens into the Coachella Valley 503 Comment
  SD119935  Acmispon grandiflorus var. grandiflorus Louis B. Ziegler 1972-5-29 467 Riverside San Jacinto Mountains, west slope along Highway 74. 1341 Comment
  SD29584  Acmispon grandiflorus var. grandiflorus Darley F. Howe 1941-6-9 1103 Riverside San Jacinto Mountains 1219 Comment
  SBBG67418  Acmispon nevadensis var. nevadensis Mrs. J. D. Wright 1929-6-25 Riverside San Jacinto Mtns [probably near Idyllwild] Comment
  OBI29880  Acmispon rigidus Melissa Luckow, Rhonda Riggins 1982-4-15 821 Riverside 1.5 mi SE of Pinyon Crest Rd, 9.6 mi NW jctn Hwy 74 and 371 in Paradise Valley along Hwy 74 1158 Comment
  SEINET5327551  Acmispon strigosus E. Neese 1979-4-10 7080 Riverside ca 25 mi W of Blythe, desert along Interstate 10 244 Comment
  RSA512757  Acourtia microcephala W. Wisura, Bart O Brien, M. Durant 1990-6-12 4446 Riverside Ortega Highway 2.8 miles from T-junction S of Lake Elsinor, in burned area. Comment
  UCR136259  Acourtia microcephala A. C. Sanders 2004-6-20 28227 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd., hilltop above I-15, SW of main clay pits 378 Comment
  RSA0121213  Adenophyllum porophylloides Duncan S. Bell, LeRoy Gross 2016-3-8 8819 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; center of the range, approximately 2 air miles east southeast of the summit for the range. 603 Comment
  SD229249  Adenostoma fasciculatum Dick Schwenkmeyer 2012-10-16 930 Riverside Approx. 2 mi. south of U.S. Highway 10 at Cabazon. 551 Comment
  UCR104167  Adenostoma fasciculatum Scott D. White 1997-5-25 5245 A Riverside San Jacinto Mtns, Bautista Canyon: Hixon Trail (USFS No. 2E43), between trailhead at Bautista Canyon Road and intermittent stream crossing at c. 3200 ft 976 Comment
  UCR174035  Adenostoma fasciculatum A. C. Sanders 2006-5-19 32432 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
  SDSU13934  Adenostoma fasciculatum var. obtusifolium Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2152 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, northern end of northern most (narrow) deer grass meadow. 646 Comment
  SEINET3412074  Agave deserti var. deserti Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28521 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert. 1236 Comment
  SEINET5641183  Agave deserti var. deserti Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28520 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert. 759 Comment
  UCR202237  Agoseris retrorsa 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
  UCR2113  Agrostis exarata F. M. Reed 1928-7-15 6079 Riverside San Jacinto Mtns., near Strawberry Creek 1616 Comment
  UCR202610  Agrostis stolonifera Scott D. White, Justin M. Wood 2008-7-9 12405 Riverside San Jacinto Mountains, Johnson Meadows 1488 Comment
  UCR79217  Alchemilla occidentalis Steve Boyd 1992-4-14 6815 Riverside Santa Ana Mtns., San Mateo Canyon Wilderness Area. Western edge of Oak Flats Area along Bluewater Tr. from Verdugo Tr. S to crest of ridge W side Bluewater Canyon 793 Comment
  RSA780235  Allionia incarnata Stephanie Rockwood, Christi Gabriel 2011-10-13 115 Riverside West side of the West Riverside Mountains. Highway 62 to Rice Valley Road. Rice Valley. 256 Comment
  SEINET3092215 Image available Allionia incarnata Barbara Gayle Pitzer 1998-2-1 3437 Riverside Hayfield Dry Lake, alluvial fan on north side of lakebed, from paved road down to lakebed. 427 Comment
  UCR165828  Allionia incarnata 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
  CAS-BOT-BC469000  Allium fimbriatum var. fimbriatum Ynez Whilton Winblad 1937-4-23 s.n. Riverside Pines to Palms Highway, Mt. San Jacinto Comment
  UC1286988  Allium marvinii C. L. Hitchcock 1966-3-15 24154 Riverside 1 mi e Glen Ivy Hot Springs Comment
  UCD138561  Allium munzii Steve Boyd 1986-4-22 1781 Riverside Gavilan Hills: summit of Estelle Mt. Just west of third powerline, north of summit. 841 Comment
  UCR120806  Allium munzii Ian G. Gillespie 2000-4-19 9 Riverside Temescal Valley, 0.9 mi SE of Indian Truck Trail and 30 m south of DePalma Road 427 Comment
  RSA0006686  Allium munzii Steve Boyd 1986-4-20 1725 Riverside Gavilan Plateau, Gavilan Hills: clay soil on hillside south of Harford Springs County Park. 616 Comment
  SEINET12043797  Allium parryi C. B. Clokey, Clokey, I. W.; Templeton, B. 1930-1 1477 Riverside Gavilan Peak, W of Perris 400 Comment
  UCR113560  Allium praecox Mitch Provance, Juanita Provance, Seychelle Provance, Claude Provance 1999-4-4 1755 Riverside Riverside, Prenda area (locally known as Whitegates Hills), c. 0.5 miles west of pk 1659. 366 Comment
  UCR154625  Allophyllum A. C. Sanders, Mike Misenhelter 2005-6-15 30992 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
  SD181421  Allophyllum glutinosum Scott D. White 2000-8-5 8113 Riverside San Jacinto Mountains; near Mountain Center; unnamed ephemeral drainage (tributary to South Fork, San Jacinto River). 1402 Comment
  POM47185  Alnus rhombifolia P. A. Munz, I. M. Johnston 1924-7-26 8723 Riverside Along Creek at Beckers. 1372 Comment
Read comments May 30 2011
  RSA593984  Aloe saponaria Darin L. Banks, Elizabeth Hedge Banks 1996-5-2 952 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve, at the Emerson Cottage. 524 Comment
  RSA737105  Amaranthus albus Justin M. Wood 2008-10-29 208 Riverside Murrieta Creek- 2 miles SE of Murrieta, open field N of Winchester Rd and between the creek and Jefferson Ave. 314 Comment
  UCR132952  Amaranthus blitum A. C. Sanders 2001-11-25 24887 Riverside Moreno Valley, Home Depot at Pigeon Pass Rd. on north side of Hwy 60 503 Comment
  RSA0078231  Amaranthus fimbriatus Sarah J. De Groot, Duncan S. Bell 2015-9-21 7584 Riverside Santa Rosa Mountains south-southwest of Palm Desert. Along Carrizo Road just north of Highway 74. 1053 Comment
  RSA356608  Amaranthus fimbriatus R. F. Thorne 1966-10-15 41817 Riverside Palm Springs. Comment
  UCR272653  Amaranthus fimbriatus Sarah J. De Groot, Amy Rouillard 2015-9-15 7573 Riverside along Eagle Mountain Road north of Hwy I-10, at large wash crossin west of Desert Center, western Chuckwalla Valley Comment
  UCR146499  Amaranthus palmeri Scott D. White, Angelia Carey 2004-9-16 10756 Riverside San Jacinto Mountains foothills, Intersection of Soboba Road and Castile Canyon Rd. 509 Comment
  CAS-BOT-BC22603  Ambrosia dumosa S. Smith-White; A. Johnson 1963-4-12 63 -330 Riverside Joshua Tree National Monument: about 3 mi S of Entrance to Cottonwood Springs Campground Comment
  CAS-BOT-BC22616  Ambrosia dumosa Ira L. Wiggins 1941-3-24 9575 Riverside Along eastern side of the Salton Sea, 2.7 miles S of Mortmar Comment
  CHSC98019  Ambrosia dumosa LeRoy Gross 2005-3-3 1602 Riverside Colorado Desert; Northeastern Colorado Desert region: Palen Mountains, south side. Near end of old prospect road. Near 33.71244N, 115.11171W to 33.72053N, 115.11051W. Alt: 207-244m. 207 Comment
  JEPS30513  Ambrosia dumosa Donald Kyhos 1958-2-15 58 -11 Riverside Corn Springs Comment
  JOTR31808  Ambrosia dumosa La Doux, Tasha, Bill Truesdell 2007-11-9 2516 Riverside Joshua Tree National Park. Eagle Mountains along south boundary of park, open bajada below mouth of Lost Palms Canyon (Stop 2) 601 Comment
  RSA696754  Ambrosia dumosa J. Russell Bruff 1933-1-1 s.n. Riverside Travertine Point, south of Indio. Comment
Read comments Oct 30 2011
  RSA699673  Ambrosia dumosa Keith E. Hoffmaster 1935-3-31 s.n. Riverside Palm Springs Comment
Read comments Aug 27 2011
  UCR216256  Ambrosia dumosa Mike Bell 2008-3-19 047 Riverside Sonoran (Colorado) Desert, Coachella Valley; 2 miles west of Desert Hot Springs, north of Pierson Blvd. and west of North Indian Canyon Dr. 396 Comment
  UCR86850  Ambrosia dumosa A. C. Sanders 1995-4-27 16744 Riverside Sonoran (Colorado) Desert, Coachella Valley, foot of the Little San Bernardino Mtns., canyon east of Fan Hill, just outside Joshua Tree Nat. Park 549 Comment
  RSA778882  Ambrosia ilicifolia Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 811 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' 396 Comment
  CAS-BOT-BC273010  Ambrosia salsola Roxana S. Ferris 1953-3-9 12596 Riverside Access road to Los Angeles Aqueduct up Berdoo Canyon, about 2 miles northeast of Indio-Desert Hot Springs road Comment
  UC480979  Ambrosia salsola F. M. Reed 1917-5-19 3833 Riverside and vicinity Riverside (desert near White Water Station); Colorado Desert Comment
  UC898003  Ambrosia salsola var. pentalepis N. Dunn and A. M. Martin 1932-3-26 Riverside Box Canyon Comment
  UCR266818  Ammannia coccinea D. E. Bramlet 2005-7-13 3891 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, San Jacinto Wildlife Area, east of old San Jacinto River channel, margin of flooded ponds 433 Comment
  JEPS35491  Amorpha californica var. californica W. L. Jepson 1901-5-25 1446 Riverside Santa Rosa Indian Village Santa Rosa Mts. 1981 Comment
  UCR147898  Amorpha californica var. californica Dave Goodward 2002-6-30 s.n. Riverside San Bernardino Valley Region, along Reche Canyon Road, c. 2 miles from Moreno Valley end 549 Comment
  POM157929  Amorpha fruticosa P. A. Munz 1927-5-21 10841 Riverside Creek bank, 7 miles SW of Coahuila. Comment
  UC1928630  Amorpha fruticosa Steve Boyd, Aydee Virgen 2004-4-13 10849 Riverside Peninsular Ranges; Santa Ana Mountains region; San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  CLARK-A1045-236  Amsinckia intermedia George K. Helmkamp 1978-4-1 Riverside Whitewater junction of Interstate highway 10 and Verbenia Avenue; Whitewater 7.5'Q Comment
  CSUSB1576  Amsinckia intermedia Rita Gibbons 1975-6-12 S. N. Riverside 3 miles north of Highway 60 on Heacock Ave., Sunnymead. Comment
  POM12214  Amsinckia intermedia Mary F. Spencer 1921-5-30 s.n. Riverside Canyon near San Jacinto. 549 Comment
  UCR20733  Amsinckia intermedia A. C. Sanders, Steve Boyd 1980-5-2 1398 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  RSA0089616  Amsinckia intermedia P. A. Munz, R. D. Harwood 1920-3-20 3381 Riverside 5 miles S of Corona. 305 Comment
  CLARK-A1528-970  Amsinckia menziesii Patricia A. Andrews 1975-3-13 5902 Riverside Rubidoux Comment
  RSA0089919  Amsinckia menziesii Justin M. Wood 2008-12-2 265 Riverside City of Temecula, Murrieta Creek, downstream of 1st street bridge. 290 Comment
  POM4022  Amsinckia menziesii var. menziesii I. M. Johnston 1918-4-27 1877 Riverside Near Corona. 274 Comment
  UCR136275  Amsinckia menziesii var. menziesii A. C. Sanders 2004-4-20 27560 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  RSA585816  Anagallis arvensis D. L. Banks, S. D. Boyd 1995-5-9 351 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
  CAS-BOT-BC400338  Anemopsis californica A. C. Sanders; D. Bramlet; Mihai Costea; T. Salvato 1999-10-15 23183 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1 mile W of Jackrabbit Trail on Gilman Springs Rd., 0.4 mi. W of Quail Lake Golf C. entrance, 2 mi. WNW of Eden Hot Spr. 436 Comment
  SBBG101790  Anemopsis californica S. Boyd, t. Ross 1991-6-14 6369 Riverside Warm Springs Crk at the NE end of Hogbacks Ridge, from Alamos Rd, S to confluence with Adobe Spring tributary, 2-3 mi NW of Murrieta Hot Springs Comment
  UCR37487  Anemopsis californica Steve Boyd 1981-5-8 s.n. Riverside Gavilan Springs Ranch, Gavilan Plateau Comment
  UC20795  Angelica tomentosa H. M. Hall July, 1901 2557 Riverside San Jacinto Mountains, Fuller's Mills Mountains Fuller's Mills Mountains; San Jacinto Mountains, Fuller's Mills Mountains 2133 Comment
  JOTR32292  Antirrhinum coulterianum Harding, Mitzi, T. Herskovits 2011-5-12 14 Riverside Joshua Tree National Park. Little San Bernardino mountains; Southwest of Eureka Peak; Steep, gravelly slope above canyon 1398 Comment
  UC1929409  Antirrhinum nuttallianum Scott D. White 2004-4-26 10259 Riverside San Jacinto Mountain Foothills: Soboba Indian Reservation, Indian Creek Watershed. Comment
  SDSU14193  Antirrhinum nuttallianum subsp. nuttallianum Kristin Andrade, Mike Simpson 2002-4-20 13 Riverside On north side of Santa Margarita river, tenth of a mile from junction of Via Tornado road. Santa Margarita Ecological Reserve Road. 229 Comment
  RSA747562  Apiastrum angustifolium Michael Honer 2003-4-11 1819 Riverside Gavilan Hills, W slope: about 1 mile N of I-15 freeway, 1 mile E of Lake St. exit. On and around peak 2349 . 640 Comment
  UC20819  Apiastrum angustifolium Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  RSA768577  Apium graveolens Justin M. Wood 2010-5-19 1846 Riverside Santa Ana River: +/- 1.4 miles downstream of Prado dam outlet, just NW of Green River Housing Estate. 131 Comment
  SDSU12238  Apocynum cannabinum Shasta Gaughen, M. G. Simpson 2000-4-29 9 Riverside Comment
  UCR241188  Arabis glabra Tracy Tennant, Jeffrey Ross 1998-6-23 MOR- 515 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  UCR24915  Arabis glabra A. C. Sanders 1980-7-18 1675 Riverside San Jacinto Mtns, Thomas Mountain; along a small dry creek in Spillway Canyon about 2 mi SW of Hwy 74 along Thomas Mountain Road 1463 Comment
  POM307295  Arabis holboellii var. retrofracta Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2157 Riverside Santa Rosa Mountains. Comment
  RSA134779  Arabis pulchra A. Martin s.n. Riverside Riverside Comment
  UCR47280  Arabis pulchra D. C. Hawks 1987-5-16 s.n. Riverside Terwilliger Valley, S of Anza, Terwilliger Road, 0.9 mi. south of intersection with Wellman Road 1189 Comment
  UCR162394  Arabis sparsiflora 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 1220 Comment
  RSA676286  Araujia sericifera Scott D. White 2001-6-22 8601 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
  RSA683091  Arceuthobium campylopodum Scott D. White, T. B. Salvato, L. V. DeMarco, Jessica Christian 2001-6-30 8651 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
  RSA629127  Arctostaphylos Jon E. Keeley 1992-7-17 16763 Riverside Rd. to Thomas Mtn. (5S15), 4.3 km north of Toolbox Spring. San Jacinto Mtns. 1920 Comment
  RSA784313  Arctostaphylos J. D. Olmsted 1959-4-17 379 Riverside Tin Mine Can.-Santa Ana River drainage area. Beacon Pines Ranch. 10 mi SW of Corona on Skyline Drive at intersection with Black Star Canyon Road and Main Divide Motorway. 854 Comment
Read comments Jun 2 2013
  RSA629396  Arctostaphylos glandulosa Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19525 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  SD232670  Arctostaphylos glandulosa Scott D. White 1996-8-1 4450 Riverside San Jacento Mts.; Idyllwild Area: North of ISOMATA along USFS Rd 5S24.1. Road follows a recently-graded fuelbreak. S facing slope. 1554 Comment
  RSA592674  Arctostaphylos glauca Scott D. White, D. Haselfeld 1996-7-2 4251 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
  RSA631807  Arctostaphylos glauca Jon E. Keeley 1992-4-17 15073 Riverside End of Woodchuck Road, Woodchuck Resort. 2 km south of Highway 79. 670 Comment
  RSA633522  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16684 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  RSA633545  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Melanie Baer-Keeley 1993-4-23 22671 Riverside Road to Santa Rosa Mountain. 2000 Comment
  RSA633553  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21795 Riverside Dirt road to Santa Rosa Mountain, 12.3 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 2190 Comment
  RSA633569  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16673 Riverside Road to Santa Rosa Mountain (7S02), 9.3 km south of Highway 74. 1990 Comment
  RSA633598  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-17 16706 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  RSA633647  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20113 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633663  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16657 Riverside Road to Santa Rosa Mountain (7S02), 8.7 km south of Highway 74. 1935 Comment
  RSA633682  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21757 Riverside Dirt road to Santa Rosa Mountain, 8.6 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1940 Comment
  RSA635196  Arctostaphylos parryana subsp. tumescens Jon E. Keeley 1992-7-17 16773 Riverside Rd. to Thomas Mtn. (5S15), 4.3 km north of Toolbox Spring. San Jacinto Mtns. 1920 Comment
  LA42425  Arctostaphylos pringlei subsp. drupacea Carl B. Wolf; 1932-8-4 3922 Riverside San Jacinto Mountains, Strawberry Valley, 1.5 mi. from Idyllwild on road to Banning 1706 Comment
  UCSB4719  Arctostaphylos pringlei subsp. drupacea Newby, Ron 1959-5-16 Riverside 5 miles N of Idyllwild on trail to Mt. San Jacinto Saddle, 2 miles up the trail; San Jacinto Mountain Range 2590 Comment
  HSC25511  Arctostaphylos pringlei var. drupacea Richard Spjut 1972-3-14 2275 Riverside San Jacinto Mtns., along Hwy. 1 and Hwy. 74 in San Bernadino Natl. Forest 1220 Comment
  UCD50808  Arctostaphylos pringlei var. 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
  POM12981  Arctostaphylos pungens P. A. Munz, I. M. Johnston 1922-5-20 5491 Riverside Head of Hemet Valley, San Jacinto Mts. 1524 Comment
  RSA635772  Arctostaphylos pungens Jon E. Keeley 1992-7-17 16728 Riverside Morris Ranch Road (6S06), 0.8 km east east of Highway 74, Garner Valley. 1440 Comment
  RSA636156  Arctostaphylos rainbowensis Jon E. Keeley 1992-8-2 18812 Riverside East of Hwy 15, off Rainbow Cyn. Rd., 3 km north of San Diego Co. line. 400 Comment
  JOTR35079  Argemone corymbosa La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3530 Riverside Joshua Tree National Park. Southern end of Coxcomb Mountains with exposed metasedimentary rocks; narrow drainages surrounded by loose rocky slopes Comment
  UCR252009  Argemone munita A. C. Sanders, T. B. Salvato 2014-7-2 41179 Riverside Peninsular Range; San Jacinto Mtns., Fobes Canyon, c. 1/2 mile south of Fobes Ranch along Fobes Ranch Rd. 1555 Comment
  UC37469  Aristida adscensionis C. R. Orcutt 1890-4-24 Riverside Colorado Desert Comment
  UCR217799  Aristida adscensionis Jim Andre, T. La Doux 2010-2-28 12554 Riverside Lower Colorado River Valley, along Hwy 95 c. 25 miles north of Blythe, on east side of Big Maria Mountains, under radio tower 83 Comment
  POM219941  Aristida adscensionis var. modesta F. R. Fosberg 1932-3-13 8102 Riverside Thousand Palms Canyon, Coachella Valley. Comment
  UCR244384  Aristida purpurea var. longiseta Jim Andre 2012-4-16 20957 Riverside Southern Mojave Desert, Joshua Tree National Park; north side of Mt Ryan at Sheep Pass Campground area 1370 Comment
  POM6655  Aristida purpurea var. nealleyi P. A. Munz, L. T. Street 1919-5-7 2725 Riverside Mouth of Tahquitz Canyon. Comment
  POM11427A  Aristida purpurea var. parishii P. A. Munz, D. D. Keck 1922-4-9 4906 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  JOTR32644  Aristida purpurea var. purpurea La Doux, Tasha, Alice Miller 2007-5-8 1732 Riverside Joshua Tree National Park. Stop 1: Along Key's View Rd. 1385 Comment
  CLARK-A1528-4491  Aristida wrightii John C. Roos 1938-8-7 582 Riverside San Jacinto River 701 Comment
  UCR239462  Artemisia californica Thomas R. Stoughton, E. Gardner, D. Bell 2010-11-12 718 Riverside Transverse Ranges; San Bernardino Mountains, Pacific Crest Trail, west of White Water Canyon, north of the junction of Hwy I-10 and Rte 111 732 Comment
  RSA417288  Artemisia douglasiana L. C. Wheeler 1931-10-4 200 Riverside San Jacinto Mountains. Strawberry Valley. 1585 Comment
  SD233728  Artemisia douglasiana A. C. Sanders, Kelly Volansky 2003-10-16 27350 Riverside Moreno Valley: lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. Alluvial slopes and low hills cut by sandy washes. 534 Comment
  SDSU12991  Artemisia dracunculus Michael G. Simpson with Claudia A. Luke 1999-10-27 2011 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/4 mile from Southside Facilities. 152 Comment
  UCD129327  Artemisia ludoviciana subsp. albula E. K. Balls; P. C. Everett 1957-11-4 22747 Riverside Snow Creek, about old Fish Hatchery, north base of San Jacinto Mountains. 701 Comment
  RSA417353  Artemisia ludoviciana subsp. ludoviciana L. C. Wheeler 1931-10-4 171 Riverside San Jacinto Mountains. Strawberry Valley 1585 Comment
  UCR118807  Artemisia vulgaris O. F. Clarke 2000-12-9 s.n. Riverside Peninsular Range, Riverside, in yard of O.F. Clarke residence at 266 Frost Court 360 Comment
  RSA38403  Arundo donax P. A. Munz 1946-10-20 11580 Riverside Palms to Pines Hwy at N base of Snata Rosa Mts. 1037 Comment
  UCR25126  Asclepias albicans John C. Roos 1965-6-23 s.n. Riverside Sonoran (Colorado) Desert, Eagle Mtns., Lost Palms Canyon, north of Chiriaco Summit Comment
  RSA496474  Asclepias californica Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-31 3093 Riverside Vail Lake area, S of Hwy 79, Kolb Creek drainage, W of Woodchuck Rd. 488 Comment
  UC729826  Asclepias eriocarpa Carl B. Wolf 1932-8-4 3924 Riverside 1 1/2 mi from Idyllwild (on road to Banning); San Jacinto Mts., Strawberry Valley 1706 Comment
  RSA569001  Asclepias fascicularis N. C. Cooper 1944-7-15 1569 Riverside Palms to Pines Highway, San Jacinto Mountains. 1372 Comment
  RSA90117  Asclepias fascicularis E. K. Balls, P. C. Everett 1953-8-19 18538 Riverside Head of Palm Canyon, where stream crosses Hwy 74 on Palms to Pines Hwy. 1372 Comment
  UCR19050  Asclepias subulata Don Emery 1980-2-12 s.n. Riverside Sonoran (Colorado) Desert, E side of the Salton Sea, near an old playa south of Dos Palmas Spring and north of Ferrum siding Comment
  UCR280425  Asclepias subulata Onkar Singh 2015-11-9 5608 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, c. 5 km east of Eagle Mountain Mine 284 Comment
  UCR207230  Asparagus O. F. Clarke 2007-10-5 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR265020  Asparagus officinalis Mitch Provance 2013-4-8 413- 13 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  UC811349  Asplenium vespertinum P. A. Munz 1922-4-28 5036 Riverside n-facing slope Santa Ana Mts., Leach Canyon 762 Comment
  RSA575923  Aster subulatus var. ligulatus Steve Boyd 1994-9-29 8363 Riverside Floodplain E of dike along San Jacinto River, W of Sedco Hills community. 381 Comment
  CLARK-A1528-2727  Astragalus aridus John C. Roos 1949-3-19 4116 Riverside Indio Comment
  RSA782074  Astragalus aridus Duncan S. Bell 2009-3-9 111 Riverside Arica Mountains: east side of mountain range, west side of Rice Valley approximately 2.7 air miles northeast of Priest Well or approximately 3.3 air miles southeast of the ghost town of Rice. 244 Comment
  UCR170098  Astragalus aridus John F. Green, Nathan Moorhatch 2005-4-26 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, Indio, south of Indio Blvd., between Burr St. and Ave. 42, within sight of I-10 12 Comment
  JOTR32359  Astragalus bernardinus La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-6-1 2474 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Northeast side of Quail Mountain; Steep, loamy, loose slopes just below the summit (Stop 3) Comment
  UCR35036  Astragalus coccineus L. B. Ziegler 1969-4-20 337 Riverside San Jacinto Mtns, Pinyon Flats. 1250 Comment
  CAS-BOT-BC177729  Astragalus crotalariae Ynez Whilton Winblad 1937-2-18 s.n. Riverside 15 miles south of Mecca Comment
  UCR213423  Astragalus didymocarpus A. C. Sanders 2010-3-15 37390 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
  UC219218  Astragalus didymocarpus var. obispoensis P. A. Munz 1922-4-29 5096 Riverside Dripping Spring near Temecula Creek; near Temecula Creek 518 Comment
  SD111601  Astragalus douglasii var. parishii Wayne P. Armstrong 1982-6-19 Riverside Idyllwild County Park 1675 Comment
  CAS-BOT-BC186903  Astragalus insularis var. harwoodii Peter H. Raven 1958-2-16 11625 Riverside Just west of Blythe Air Field Comment
  RSA96280  Astragalus insularis var. harwoodii E. K. Balls 1954-3-29 18954 Riverside Grown in Botanic Garden, Prop. no. 6961, from seed collected by JC Roos, April 11, 1949, Corn Spring Comment
  RSA415579  Astragalus lentiginosus N. C. Cooper 1949-4-8 3321 Riverside Blythe. 259 Comment
Read comments Nov 20 2011
  SEINET7073296  Astragalus lentiginosus A. G. Vestal 1963-4-27 s.n. Riverside Cottonwood Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  POM24940  Astragalus lentiginosus var. coachellae H. M. Hall 1905-4-14 5757 Riverside Whitewater, on the Colorado Desert. 240 Comment
  RSA90167  Astragalus lentiginosus var. coachellae F. W. Peirson 1920-12-29 585 Riverside Whitewater, at head of Coachella Valley. Comment
  UC1929755  Astragalus lentiginosus var. coachellae Scott D. White 2001-4-18 8367 Riverside COACHELLA VALLEY: Palm Springs. Northeast corner of 30th Ave. and Devall St. Comment
  CAS-BOT-BC194201  Astragalus pachypus Parish 1881-1-1 1134 Riverside Temecula Canyon Comment
  RSA769653  Astragalus pachypus var. jaegeri Duncan S. Bell, Naomi Fraga 2010-4-22 854 Riverside San Bernardino National Forest: Rouse Ridge, 1.6 air miles south east of junction of Highway 74 and forest service road 5S15. 841 Comment
  JOTR16678  Astragalus palmeri Wanrow, E. 1968-5-6 s.n. Riverside Joshua Tree National Park. EUREKA PEAK Comment
  CAS-BOT-BC194127  Astragalus pomonensis Ira W. Clokey; C. B. Clokey; B. C. Templeton 1935-4-15 4634 Riverside Perres-Gavilan Peak 600 Comment
  CAS-BOT-BC194141  Astragalus pomonensis M. E. Jones 1882-4-27 s.n. Riverside Temecula Comment
  RSA415657  Astragalus pomonensis N. C. Cooper 1947-4-5 2043 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  UCR25856  Astragalus pomonensis John C. Roos 1941-4-19 166 Riverside Reche Canyon. Comment
  UCR38117  Astragalus tricarinatus J. M. Stewart 1985-3-16 8507 Riverside Sonoran (Colorado) Desert/Santa Rosa Mtns., Santa Rosa Mtns., Agua Alta Canyon off Martinez Canyon 732 Comment
  CAS-BOT-BC17416  Athysanus pusillus Steve Boyd 1986-4-2 1603 Riverside Gavilan Plateau, Gavilan Hills. Harford Springs County Park. 640 Comment
  RSA777775  Atrichoseris platyphylla Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy, Naomi Fraga 2011-3-17 761 Riverside Mecca Hills, Shaver's Well, Adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail 305 Comment
  UC1417534  Atrichoseris platyphylla J. L. Strother 1973-3-23 1155 Riverside route 195 east of Mecca Comment
  UCR24409  Atrichoseris platyphylla John C. Roos 1966-3-26 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 mi SE of Desert Center 366 Comment
  RSA0026101  Atriplex John F. Emmel 1991-3-17 1159 Riverside Chuckwalla Valley, 1.2 air miles SE of extreme south end of Palen Dry Lake, (2.8 air miles E and 0.7 air mile S of Sidewinder Well). 130 Comment
  POM278727  Atriplex canescens Grant D. Brown 1950-12-2 590 Riverside About 1 mile up Mockingbird Canyon in Riverside city limits. 305 Comment
  RSA696730  Atriplex canescens J. R. Bruff 1928-11-12 382 Riverside Aquanga Comment
  SBBG29406  Atriplex canescens D. Myrick 1968-3-4 1804 b Riverside Desert Hot Springs 304 Comment
  UCR19635  Atriplex canescens K. R. Montgomery 1969-9-7 69 31 Riverside 1.5 mi east of Riverside Co. Hwy 3, on Wilson Valley Road, 18 mi south of Hemet Comment
  UCSB22917  Atriplex canescens Wheeler, Louis 1931-11-27 Riverside 2 mi. SE Salton bench mark -76 Comment
  CLARK-A1045-344  Atriplex canescens subsp. linearis George K. Helmkamp 1977-11-6 Riverside Salton Sea Salton Sea State Recreation Area; Salt Creek Campground area; between the highway and the Sea, just north of Salt Creek; Durmid 7.5'Q Comment
  JEPS59594  Atriplex canescens subsp. linearis Marjorie D. Clary 1932-10-2 1681 Riverside Point Happy 6 mi w Indio (along edges Whitewater Wash, Colorado Desert); Colorado Desert, Point Happy, w of Indio 30 Comment
  UCR62078  Atriplex coronata var. notatior George Ruffner 1990-5-2 s.n. Riverside San Jacinto Wildlife Area, E of Davis road, vicinity of duck ponds on W edge of playa of Lake San Jacinto c. 1 mi east of the wildlife area headquarters. 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
  SBBG128636  Atriplex elegans var. elegans A. C. Sanders, J. F. Green 2012-6-25 40307 Riverside Temescal Cyn near I-15 crossing of Temescal Cyn Rd and Temescal Crk, ca. 2.6 km SE of Lee (Corona Lake); Santa Ana Mtns 361 Comment
  UCR163798  Atriplex lentiformis John F. Green 2005-10-26 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley; ENE of Salton Sea State Park, along Coachella Canal 24 Comment
  RSA24225  Atriplex linearis C. B. Wolf 1941-1-5 s.n. Riverside Colorado Desert, Caleb, (on S.P.R.R. siding) S. of Mecca. -61 Comment
  SEINET6174924 Image available Atriplex polycarpa Stephanie Rockwood, Christi Gabriel 2011-10-19 134 Riverside Mojave Desert; Southcentral Mojave Desert region: I95 Pulloff about 6 miles from Blythe Itaglios Marker. Boundary of Indian Reservation land. Desert Conservation Area. (Big Maria Mountains NE: T3S R23E S25) 99 Comment
  UCD97797  Atriplex serenana K. Esau 1935-6-15 s.n. Riverside Riverside. Comment
  UCR40489  Atriplex serenana Steve Boyd 1985-8-7 1115 Riverside Santa Rosa Plateau, Murrieta area, Clinton Keith Rd. near (just east of) Bear Creek golf course Comment
  RSA532571  Atriplex serenana var. davidsonii D. Bramlet 1991-6-1 2188 Riverside 5.8 km W of Hemet and some 25 m SW of the intersection of Florida and Warren; 10 m from a disturbed area (parking) S of Florida. 500 Comment
  UCR267435  Atriplex serenana var. serenana D. E. Bramlet 2005-7-27 3907 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, west of Hemet, canal alignment, north of Devonshire Ave., west of Warren Rd. 460 Comment
  RSA675801  Atriplex suberecta Scott D. White 2001-7-9 8722 Riverside MENIFEE: Ca. 1 mile southwest of Bell Mtn. and 1/2 mile east of I-215 Freeway. 445 Comment
  SD146321  Atriplex suberecta A. C. Sanders, K. C. Rose 1998-5-21 21854 Riverside Hemet; alkaline flats west of town, east of the canal, south of Highway 74 and ca. 0.25 mile west of Warren Road. 456 Comment
  IRVC14693  Avena barbata Victoria Sork 1973-3-5 s.n. Riverside Elsinore, 1.5 mi N, .5 mi W of intersection of Hwys 74 & 71 [79]. Comment
  POM300738  Avena barbata Mary L. Bowerman 1931-5-13 845 Riverside Pine Canyon floor 1 mi above the sulphur spring Comment
Read comments Feb 10 2013
  SEINET6188286 Image available Avena barbata Orlando Mistretta, D. Bell, J. Beckman, J. England, K. Kane, J. Hall, C. McDonald, L. Reccia, L. Rodriguez, A. Sall, T. Tennant. 2010-1 4467 Riverside Transversa Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. 488 Comment
  UCD56268  Avena fatua Peter Kamb 1948-2-1 759 Riverside San Bernardino/Riverside Co.: Valley in the Jurupa Mts. West of Colton. Upper Sonoran Zone. 304 Comment
  UCR272131  Baccharis brachyphylla Duncan S. Bell, Sarah J. De Groot, Amy Rouillard 2015-10-19 8717 Riverside San Bernardino Mountains, Whitewater Canyon, along the Pacific Crest Trail, c. 0,75 air mile northeast of Red Dome 885 Comment
  SEINET7239563 Image available Baccharis douglasii F. M. Reed 1907-9-21 1953 Riverside Riverside and vicinity Comment
Read comments Oct 6 2017
  CLARK-A1528-7789  Baccharis salicifolia John C. Roos 1947-3-15 3331 Riverside Dos Palmas Spring Comment
Read comments Oct 23 2015
  LA203013  Baccharis salicifolia K. Watkins; Elizabeth McClintock 1937-4-10 sn Riverside Palms-to-Pines Highway, 2 mi. above valley Comment
  RSA192011  Baccharis salicifolia E. W. Lathrop 1959-4-1 4379 b Riverside 18 mi SW of Elsinore & Tenaja Guard Station, Cleveland Natl Forest, Tenaja Cyn. Comment
  UCR97505  Baccharis salicifolia A. C. Sanders, O. F. Clarke & H. Forster 1997-3-2 19759 Riverside Box Springs Mountains, E side of the range in Pigeon Pass area, above W end of Quail Call Drive, in canyon just west of section line. 610 Comment
  UC63381  Baccharis salicifolia subsp. salicifolia Geo. F. Reinhardt 1897-6-1 Riverside San Jacinto Comment
  UCR155307  Baccharis salicina A. C. Sanders 2005-5-4 29856 Riverside Gavilan Hills near Riverside, c. 1 km east and southeast of Gavilan Peak 625 Comment
  SBBG63307  Baccharis sarothroides R. H. Nordhoff 1940-11-10 610 Riverside ca. 20 mi below Banning Comment
  JOTR36095  Baccharis sergiloides La Doux, Tasha, K. Matthews, S. Szabo, B. Truesdell, J. Van Warmerdam 2007-10-4 3373 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Convergence of Lower Covington Flat and Smith Water Canyon (STOP3). 1362 Comment
  SD218272  Baccharis sergiloides Mark A. Elvin 2004-4-9 3256 Riverside Little San Bernardino Mountains; UC Burn's Pinyon Ridge Reserve, ca. 1.5 miles east of Pioneertown, east of Burn's House. 1264 Comment
  SD40813  Baccharis sergiloides Carl B. Wolf 1932-10-11 4272 Riverside Morongo Wash, Little San Bernardino Mountains; 0.3 miles below San Bernardino County Line. 669 Comment
  UCD129402  Baccharis sergiloides Virginia Moran 2003-9-1 s.n. Riverside Peninsular Range. Wilson Valley Mitigation Bank (Center for Natural Lands Management), East of Sage Road and South of Wilson Valley Road. 675 Comment
  UCR84596  Baccharis sergiloides Scott D. White, S. Ogg 1994-4-21 1963 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  CAS-BOT-BC295897  Bahiopsis parishii 1905-4-1 5877 Riverside Col. Desert Comment
Read comments Sep 3 2017
  SD253370  Bahiopsis parishii A. C. Sanders 2015-9-11 41872 Riverside Sonoran Desert: Bradshaw Trail at border of Chocolate Mountains Aerial Gunnery Range, 2.25 miles east of Gasline Rd. 646 Comment
  SBBG65714  Baileya pleniradiata S. W. Hutchinson, M. N. Ackley -Feb-1927 266 Riverside Shaver's Well 365 Comment
  UCR244892  Baileya pleniradiata Jim Andre 2012-3-19 21360 Riverside Sonoran (Colorado) Desert, Palen Valley along Palen Pass Rd [Coxcomb Monument Rd.] (dirt), 1.2 mi. east of Hwy 177 184 Comment
  SEINET10797553  Bebbia J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12835 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 a few kilometers on Whitewater Canyon Road to where it comes closest to the river. Comment
  RSA342538  Bebbia juncea R. F. Thorne, C. W. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54019 Riverside San Bernardino Mountains: 1/4 mile W of Whitewater P. O. and 1/2 mile W of Whitewater River 415 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-BC100122  Bebbia juncea var. aspera Steve Boyd; S. Meury; R. Noyes; L. Arnseth; D. Nordin; T. Ross 1988-3-10 2151 Riverside N. end Palen Mtns, 2 mi west of Palen Pass 300 Comment
  LA211976  Bebbia juncea var. aspera Deidre Conocchioli; Duncan Bell 2014-3-11 153 Riverside Devil Canyon in the Santa Rosa Wilderness area. West of Coachella Valley, 3 miles south of Lake Cahuilla. 110.0 Comment
  SD137906  Bebbia juncea var. aspera Darin L. Banks, Steve Boyd 1995-10-17 782 Riverside Northwest Palomar Mountains; Agua Tibia Mountains; Cleveland National 'Forest; along lower Arroyo Seco. 515 Comment
  RSA676127  Beloperone californica Scott D. White 2001-4-12 8297 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
  SEINET3862253  Beloperone californica Sears 1978-3-18 949 Riverside 10 mi. SW of Desert Center, 8 mi S of Interstate 10 on Red Cloud Road following mining Railroad Wash area.; 0 457 Comment
  UCR189589  Berberis nevinii Diane Menuz 2006-5-23 105 Riverside Peninsular Range, Oak Mountain; c. 2.5 km north of Vail Lake 823 Comment
  SEINET7048188  Bernardia myricifolia Steven R. Hill 2001-5-3 33696 Riverside Northeast-facing slopes of Mount San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, about 3.8 miles due west of California Route 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area. Elevation about 2600 feet. Comment
  RSA69940  Beta vulgaris P. A. Munz 1923-6-14 7120 Riverside 5 miles north of Corona. Comment
  RSA724079  Beta vulgaris R. E. Riefner 1998-4-22 98 -266 Riverside City of Wildomar, near Lake Elsinore, N 0.25 mi from Union St. and Corydon Rd. 367 Comment
  SD133144  Boechera californica Scott White 1991-5-13 91 109 Riverside Highway 79 immediately west of U. S. Forest Campground at Dripping Springs. 550 Comment
  RSA782133  Boerhavia coulteri var. palmeri Stephanie Rockwood, Christi Gabriel 2011-10-18 128 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 96 Comment
  POM246649  Boerhavia triquetra E. C. Jaeger 1938-10-30 s.n. Riverside Granite Wells Wash, Chuckawalla Mts, Colorado Desert. 366 Comment
  RSA0076344  Boerhavia triquetra A. C. Sanders, T. B. Salvato 2012-10-12 40403 Riverside Chuckwalla Mountains, Graham Pass, 7.6 km (c. 4.5 mi.) above the road to Chuckwalla Spring on Graham Pass Rd. 387 Comment
  UCR19111  Boerhavia wrightii John C. Roos 1965-9-5 s.n. Riverside Sonoran (Colorado) Desert, Desert Center Comment
  CAS-BOT-BC145583  Bouteloua aristidoides Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9518 Riverside North edge of Pinto Basin 19 miles from Cottonwood Springs. Comment
  RSA385911  Bouteloua aristidoides F. R. Fosberg 1932-3-13 8073 Riverside Thousand Palms Canyon, Coachella Valley. Comment
  SBBG14337  Bouteloua aristidoides E. R. Blakley 1961-9-12 4714 Riverside Pinyon Flat, Palms to Pines Hwy 1219 Comment
  SEINET212401 Image available Bouteloua aristidoides var. aristidoides Noel H. Holmgren, Patricia K. Holmgren; Ruth E. Ke 1973-3-23 6491 Riverside Palen Valley 15 miles northeast of Desert Center 183 Comment
  RSA675740  Bouteloua barbata Scott D. White, W. LaHaye 2001-4-28 8430 Riverside Colorado Desert: Coachella Valley, east of Dillon Road, ca. 6 road miles north of the I-10 Freeway. 137 Comment
  SEINET10835065  Bouteloua barbata David B. Dunn 1946-3-15 Dunn 2027 Riverside Collected on dry plateau in vicinity of pushawalla canyon, indio hills, sparse Desert scrub of larrea and franseria, with palms at the springs in the canyon. Comment
  CLARK-A1528-4516  Bouteloua curtipendula John C. Roos 1958-9-28 Riverside San Jacinto Mountains Comment
  CAS-BOT-BC224907  Bowlesia incana A. C. Sanders 2011-4-6 39019 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
  UCR149061  Bowlesia incana Michael L. Fugate 2005-2-18 s.n. Riverside Coyote Hill SE of UC Riverside campus, lower slopes of hill with Bench Mark Versity 366 Comment
Read comments Mar 27 2013
  UCR234284  Bowlesia incana A. C. Sanders, John F. Green 2012-4-6 40012 Riverside Peninsular Range; Santa Ana Mtns. Area, Temescal Canyon, along Temescal Cyn. Rd., between Campbell Ranch Rd. and Glen Ivy Electrical Substation, west of I-15 Fwy, c. 10 miles south of Corona 327 Comment
  CHSC25967  Brandegea bigelovii James Henrickson 1969-11-8 4371 Riverside 5 air mi. S of Palm Desert near top of Seven Level Hill. 670 Comment
  RSA690989  Brandegea bigelovii Scott D. White, Michael Honer 2003-5-15 9313 Riverside Bajada below Little Maria/ Big Maria Mtns. near Inca RR siding, ca. 15 air miles NW of Blythe. 61 Comment
  UCR92240  Brassica geniculata D. L. Banks, Steve Boyd 1995-5-3 0198 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
  UCR172276  Brassica nigra John F. Green 2006-5-3 s.n. Riverside Peninsular Ranges, French Valley, unincorporated Riverside County, along Briggs Road between Porth Road and Benton Road 409 Comment
  RSA496658  Brassica tournefortii A. C. Sanders 1988-1-30 7590 Riverside Eastern foothills of the Santa Ana Mountains, ca. midway between Murrieta and Temecula. Los Cerritos Ranch and adjacent 80-acre property to the NW; N of Cherry St., W of Adams Ave., S of Meadowlark Ridge Lane and Elm St. 328 Comment
  UCD114700  Brassica tournefortii Robert F. Thorne; W. A. Tilforth 1980-5-28 54198 Riverside San Bernardino Mts: Branch ravine running W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater P.O. 609 Comment
  UCR130125  Brassica tournefortii Scott D. White 2001-4-3 8237 Riverside Sonoran (Colorado) Desert, Shavers Valley, near the I-10 Freeway, c. 15 miles east of Indio junction of I-10 and Calif. SR 111, adjacent to powerline access roads at unnamed freeway exit accessing pump station 473 Comment
  UCR180361  Brassica tournefortii Scott D. White, Angelia Carey 2004-4-5 9977 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  UC86103  Brickellia californica J. W. Toumey 1894-9-27 Riverside Banning Comment
Read comments Mar 13 2011
  CAS-BOT-BC106184  Brickellia desertorum John Roos; Lucille Roos 1950-9-9 4986 Riverside Mt. Rubidoux, Riverside 396 Comment
  RSA78368  Brickellia desertorum J. C. Roos 1950-12-2 5029 Riverside Monson Canyon, Eagle Mts. 915 Comment
  SBBG45061  Brickellia desertorum C. B. Wolf 1931-10-14 2454 Riverside Snow Crk, ca. 0.5 mi below the Fish Hatchery, N base of San Jacinto Mtns 548 Comment
  CAS-BOT-BC149444  Bromus berteroanus P. A. Munz 1940-3-24 15706 Riverside 2 miles north of Cottonwood Springs, Eagle Mountains. 914 Comment
  RSA522268  Bromus berteroanus Steve Boyd, D. E. Bramlet, Harry Spilman 1989-4-30 3514 Riverside Gavilan Hills, Harford Springs County Park on the N edge of the Gavilan Plateau, E of Gavilan Creek 610 Comment
Read comments Mar 22 2011
  RSA559434  Bromus carinatus Steve Boyd 1992-4-15 6858 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  UCR2203  Bromus carinatus F. M. Reed 1920-6-14 4426 Riverside San Jacinto Mountains, Banning Road at Point View [=Vista Grande?] 1524 Comment
  RSA658239  Bromus hordeaceus subsp. hordeaceus A. Sleigh, A. Haimov 1992-5-5 109 Riverside 1/2 mile east of Davis Road, north of San Jacinto River, San Jacinto Wildlife Area. Comment
  JOTR32136  Bromus madritensis subsp. rubens La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2292 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Sandy pediment/bajada surrounding granitic ourcrops near Stirrup Tank parking lot (Stop 1) Comment
  CLARK-A1528-44  Bromus mollis Fred B. Essig 1967-5-7 Riverside Riverside 457 Comment
  UCR104076  Bromus rubens A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20639 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  RSA772964  Bromus tectorum Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4773 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR201704  Bromus tectorum Scott D. White, Justin M. Wood 2008-5-15 12003 Riverside San Jacinto Mountains, Johnson Meadow 1476 Comment
  UCR85641  Bromus tectorum A. C. Sanders 1993-4-5 13689 Riverside San Jacinto Valley, west edge of Hemet, along south side of Devonshire Ave. between Old Warren and Warren Roads, SW of Tres Cerritos and north of Florida Ave./ Hwy 74 460 Comment
  UCR92223  Bromus tectorum Steve Boyd 1995-4-24 8477 Riverside Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on N flank of Agua Tibia Mtn, at N base of Wildhorse Peak. Along the Wildhorse Trail near its junction with the Dripping Springs Trail. 610 Comment
  UC1929343  Caesalpinia gilliesii Scott D. White, Angelia Carey 2004-7-2 10577 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. Comment
  UCR211702  Caesalpinia gilliesii Fred M. Roberts, Kerry M. Byrne 2006-6-27 6346 Riverside Perris Basin, Hemet, just south of Florida Ave. and east of California Ave, 2.2 km northwest of the west end of Hemet Ryan Airport runway 463 Comment
  JOTR28872  Caesalpinia virgata La Doux, Tasha, Bill Truesdell 2004-3-17 1107 Riverside Joshua Tree National Park. Cottonwood Mtns; just north of southern boundary 563 Comment
  RSA651714  Caesalpinia virgata Viki Cruz 1983-5-8 004 *k Riverside Collected at the end of dirt road two miles off of Indian Trail Road. Magnesia Canyon, Santa Rosa Mts 396 Comment
  RSA714378  Calandrinia ciliata John Green 2005-4-28 s.n. Riverside Peninsular Range; Southern Santa Ana Mtns.: Santa Rosa Plateau, hills on the south side of Teaja Rd., between Squaw Mtn. and De Luz Creek. 655 Comment
  UCR117218  Calandrinia ciliata B. G. Pitzer 2000-4-20 4126 Riverside Mead Valley, Air Force property bordering Nandina Road, across from (N of) the T-intersection with Brown Street. 515 Comment
  RSA192159B  Callitriche marginata E. W. Lathrop 6241 -B Riverside 3 miles west of Murrieta, Santa Ana Mts. Comment
  RSA572048  Calocedrus decurrens C. Epling 1931-10-4 246 Riverside Strawberry Valley, San Jacinto Mountains; on mountainside. 1584 Comment
Read comments Sep 22 2013
  UCR26355  Calocedrus decurrens A. C. Sanders, J. A. Harpel 1981-8-26 2337 Riverside Santa Rosa Mtns., Cedar Spring 2250 Comment
  RSA562491  Calochortus albus Steve Boyd, Timothy S. Ross 1992-5-5 7245 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Eastern portions of Oak Flats. Bluewater Trail. 732 Comment
  UCR193491  Calochortus concolor A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35610 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.0 mile SW of Fleming Ranch, along dirt track 1555 Comment
  UCR139247  Calochortus palmeri var. munzii A. C. Sanders, Kate Kramer 2003-6-11 26879 Riverside San Jacinto Mtns., Garner Valley, foothills on the northeast side of the valley, near Morris Ranch Rd. c. 0.25 mi. NW of Kenworthy Ranger Station 1377 Comment
  UCR189802  Calochortus plummerae Amy Rowland 2007-6-19 078 Riverside Peninsular Range, San Jacinto Mountains Region, San Jacinto Moutnains, off of Hwy 74 c. 1.75 mi west of intersection of Hwy 74 and Hwy 243 1239 Comment
  RSA524587  Calochortus splendens Steve Boyd, Timothy S. Ross, Laurel Arnseth, J. Bonilla 1990-4-3 4136 Riverside Vail Lake area, SW base of 'Big' Oak Mountain, mouth of Temecula Creek Canyon. 366 Comment
  RSA674935  Calochortus splendens Scott D. White 2000-5-30 7969 Riverside Corona Foothills: ca. 1 mi SE of the I-15/El centro Rd jtn. Adv to new housing construction. Alluvial terrances with steep, incised channels. 335 Comment
  RSA752778  Calochortus splendens Scott D. White, Justin M. Wood 2009-5-21 12842 Riverside McMullen Flat area, 0.35 N on Valley Hi Dr, from intersection w/ Twin Pines Rd. 1195 Comment
  RSA388327  Calycadenia tenella Steve Boyd 1986-5-7 1837 Riverside Temescal Canyon: Edge of Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15. Comment
  JOTR34060  Calycoseris parryi La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2958 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; loamy-gravel, steep, southeast facing slopes above Lost Horse Mine Trail Comment
  JEPS122469  Calyptridium monandrum J. M. Andre 2012-6-15 30540 Riverside San Jacinto Mountains; along Highway 243, 10.7 miles south of Interstate 10 (Banning), San Bernardino National Forest. Lake Fulmor 7.5' Q. Comment
  UCR154642  Calyptridium monandrum A. C. Sanders, T. B. Salvato 2005-4-28 29768 Riverside Peninsular Ranges, Gavilan Hills; north of Santa Rosa Rd., 1 mi. SW of Ida Leona Mine 625 Comment
  UCR120957  Calystegia macrostegia A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23887 Riverside Perris-Aguanga Basin region, Temecula, along east side of pipeline NE of Long Canyon, west of San Diego Aqueduct 381 Comment
  SD152879  Calystegia macrostegia subsp. intermedia Steve Boyd, Tim Ross and Orlando Mistretta 1992-2-26 6695 Riverside Santa Ana Mountains, San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon. 305 Comment
  CSUSB675  Calystegia macrostegia subsp. longiloba Kenneth Hibberd 1966-3-27 660327 3 Riverside La Sierra Road, 2.5 miles south of Victoria Street heading toward Lake Mathews. 365 Comment
  RSA734501  Calystegia macrostegia subsp. tenuifolia Michael Wall 2008-5-31 465 Riverside San Jacinto Valley, Bautista Rd. south east of Hemet; along Bautista road, ca. 5.5 miles SE of Fairview Ave. 732 Comment
  CAS-BOT-BC199282  Calystegia sepium subsp. limnophila S. B. Parish 1907-9-7 6435 Riverside Riverbottom along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River at the Mission Bridge, along bike path, vicinity of old Boy Scout camp 238 Comment
  RSA465930  Camissonia bistorta Ora M. Clark 1929-2-23 1664 Riverside near Whitewater Comment
  UCR106419  Camissonia bistorta George K. Helmkamp, A. C. Sanders 1997-3-15 1491 Riverside Skinner Lake, Grassland at base of Bachelor Mtn. and adjoining chapararal. 488 Comment
  UCR108840  Camissonia bistorta Heidi A. Haid 1968-5-8 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  UCR133167  Camissonia bistorta Frank C. Vasek 1978-5-6 s.n. Riverside San Jacinto Mtns., Bautista Canyon, c. 4 miles by road SSE of Valle Vista 671 Comment
  UCR240996  Camissonia boothii Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 49 Riverside Sonoran (Colorado) Desert, near Joshua Tree National Park, Coachella Valley, Dillon Rd. 4.21 miles north of Hwy 10 in Indio 91 Comment
  RSA781903  Camissonia boothii subsp. condensata Duncan S. Bell 2010-5-1 887 Riverside Arica Mountains: northwest section of project area, approximately 10.5 air miles southwest of the ghost town of Rice, and approximately 2.6 air miles south of the junction of Highway 62 and the aqueduct access road. 291 Comment
  UCR23219  Camissonia californica Polly Schiffman 1981-5-19 016 Riverside Box Springs Mtns., Box Springs Mountains County Park, 250 m north of radio towers. 823 Comment
  UCR263241  Camissonia californica A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41478 Riverside San Gorgonio Pass, 3.3 miles east of Cabazon, north of the San Gorgonio River wash on the alluvial slope east of the water bottling plant and south of I-10 445 Comment
  POM97128  Camissonia californica P. A. Munz 1925-5-20 9827 Riverside 2 miles W of Dripping Spring. 427 Comment
  UCR156458  Camissonia campestris T. B. Salvato, A. C. Sanders 2005-5-17 886 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
  RSA784931  Camissonia claviformis Duncan S. Bell 2012-2-12 3099 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  UCR108718  Camissonia claviformis Scott D. White, Pam DeVries 1998-2-9 6079 Riverside Coachella Valley, La Quinta/Palm Desert Area: Whitewater River Channel at & near Miles Ave. crossing 30 Comment
  UCR60244  Camissonia claviformis R. F. Thorne, M. Z. Thorne 1973-3-30 42675 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
  SEINET3093303 Image available Camissonia claviformis subsp. claviformis George K. Helmkamp, E. A. Helmkamp 1998-2-5 2655 Riverside Indio Hills, 3 mi. E of Thousand Palms & 1.1 mi. N on Amity Rd. 101 Comment
  SDSU3353  Camissonia confusa H. Wedberg 1958-3-31 204 Riverside 10.3 miles south of Hemet on Highway 79. Comment
  UCR41325  Camissonia confusa N. M. Fellows, A. C. Sanders 1985-4-9 121 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
  UCR261215  Camissonia hirtella A. C. Sanders, Katie Young, John Hale 2015-4-22 41596 Riverside San Gorgonio Pass, San Gorgonio River wash, SE of Cabazon, east of Elm St., c. 2 km south of I-10, 1 km NW (303 deg. ) of One Horse Spring 459 Comment
  RSA186737  Camissonia ignota Peter H. Raven 1962-3-14 16906 Riverside East limits of Homeland. Comment
  UCR231774  Camissonia ignota John F. Green 2008-4-23 08- 26 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
  UCR224308  Camissonia micrantha Justin M. Wood 2010-5-12 1681 Riverside Santa Ana Canyon, Santa Ana River, c. 0.75 mi downstream of Prado Dam, just northeast of Green River housing estate 137 Comment
  UCR142870  Camissonia pallida I. M. Johnston 1917-4-4 1110 Riverside Sonoran (Colorado) Desert, near Palm Springs 183 Comment
  UCR17932  Camissonia pallida A. C. Sanders 1976-4-20 00461 Riverside San Jacinto/Santa Rosa Mtns., 9.5 mi. SE of Anza in White Wash, a tributary of Coyote Canyon 976 Comment
  UCR18169  Camissonia pallida A. C. Sanders 1978-4-2 46 Riverside Sonoran (Colorado) Desert, Living Desert Reserve in Palm Desert 152 Comment
  JOTR34167  Camissonia pallida subsp. pallida Harding, Mitzi, T. Herskovits and D. Oquendo 2011-5-5 124 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Pinyon Well; Riparian area near small series of active springs and seeps (Stop 2) 1182 Comment
  POM14084  Camissonia pallida subsp. pallida P. A. Munz, D. Keck 1922-4-14 4978 Riverside 10 mi. west of Indian Wells. Along the Whitewater Wash. 91 Comment
  UCR196374  Camissonia refracta Naomi Fraga, Lisa Rojas 2005-2-10 1351 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  UCR167078  Camissonia strigulosa Scott D. White 2005-3-29 10849 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
  UCR260856  Camissoniopsis hirtella A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41425 Riverside San Gorgonio Pass, San Gorgonio River wash, c. 3.7 miles east of Cabazon, c. 1.25 mi. NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms 439 Comment
  UCR23552  Capsella bursa-pastoris John C. Roos 1966-3-24 s.n. Riverside Hemet, in a vacant lot Comment
  UCR128904  Cardamine A. C. Sanders 2001-4-4 23911 Riverside Riverside, UCR campus 348 Comment
  UCR26906  Carex alma A. C. Sanders 1980-7-18 1676 Riverside San Jacinto Mtns, Thomas Mountain; along a small dry creek in Spillway Canyon about 2 mi SW of Hwy 74 along Thomas Mountain Road 1463 Comment
  UCR187491  Carex barbarae Diane Menuz, Theresa Johnson 2006-9-20 245 Riverside Peninsular Range; Santa Ana Mtns, Santa Margarita Ecological Reserve, Temecula Canyon, hike up the river from the southern entrance, SE foot of Gavilan Mtn. 164 Comment
  UCR227911  Carex bolanderi Peter F. Zika, Nick Otting, K. Kramer 2010-8-6 25300 Riverside San Jacinto Mountains, bridge over North Fork San Jacinto River, Dark Canyon, at campground 1785 Comment
  CAS-BOT-BC20704  Carex fracta Carl B. Wolf 1932-8-5 3983 Riverside San Jacinto Mountains. Summit of San Jacinto Peak. 3293 Comment
  POM12144  Carex fracta Mary F. Spencer 1921-6-15 1686 Riverside Idyllwild, San Jacinto Mt. 1616 Comment
  UC537214  Carex heteroneura M. E. Jones Sep 1933 Riverside San Jacinto Mts. Comment
  RSA88679  Carex lemmonii F. W. Peirson 1924-7-27 6024 Riverside Deer Spring, Dark Canyon, San Jacinto Mountains. 2439 Comment
  POM319473  Carex multicaulis Patricia Wilder 1968-7-5 4326 Riverside Idyllwild. San Jacinto Mountains, Strawberry-Little Tahquitz Creek Drainage Area. 1889 Comment
  CAS-BOT-BC117860  Carex sartwelliana D. E. Breedlove 1961-7-29 872 Riverside Fuller Mill Creek where it crosses Riverside Hwy # 1. San Jacinto Mountains. 1645 Comment
  RSA5906  Carex sartwelliana Carl B. Wolf 1932-8-5 3943 Riverside Trail from Tahquitz Valley to San Jacinto Peak, San Jacinto Mountains. 2561 Comment
  UC729842  Carex sartwelliana Carl B. Wolf 1932-8-5 3943 Riverside along trail from Tahquitz Valley to San Jacinto Peak; San Jacinto Mts. 2621 Comment
  UCSB18913  Carex schottii Keefe, Joseph 1965-5-18 Riverside 100 meters east of stream; Fullermill Creek Campground; north of Idyllwild 1645 Comment
  RSA769177  Carex senta P. F. Zika, Nick Otting 2010-8-3 25244 Riverside Vicinity of Willow Creek, San Jacinto Wilderness Area, San Jacinto Mountains, Penisula Ranges 2550 Comment
  RSA249867  Carex subfusca Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38154 Riverside San Bernardino National Forest, San Jacinto Mountains: Lake Fulmor. 1677 Comment
  SEINET7578804 Image available Carex triquetra Steve Boyd, Tim Ross 1992-6-10 7640 A Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon about "Potrero Escondido", an isolated area of low relief topping the ridge system due west of the junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek. 671 Comment
  SD70378  Castilleja affinis L. R. Heckard 1953-5-5 388 Riverside Along California highway 79, 5.7 miles south of Hemet, at edge of hills Comment
  LA35281  Castilleja affinis subsp. affinis Mary V. Hood; 1945-3-28 Riverside near Sage, Highway 83 761 Comment
Read comments Mar 1 2014
  UCR50580  Castilleja densiflora B. G. Pitzer 1988-2-28 622 Riverside Santa Ana Mtns, Walker Basin, southwest of Murrieta, Avenida Del Oro, 2 mi south of Rancho California Road 428 Comment
  RSA705880  Castilleja exserta M. Wall 2005-4-9 381 Riverside San Jacinto Valley, Santa Rosa Hills, Simpson Park region. 703 Comment
  RSA0010935  Castilleja exserta subsp. exserta J. Wear 1998-7-8 s.n. Riverside San Jacinto Mtns: Pine Meadow in eastern Garner Valley, R-Ranch, just east of Hwy 74, between Gold Hill and Thomas Mountain. 1372 Comment
  RSA757618  Castilleja foliolosa LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4340 Riverside 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
  UC1979664  Castilleja foliolosa Darin L. Banks, Steve Boyd 1995-3-15 73 Riverside NW Palomar Mtns., Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., Dorland Mtn. area. Comment
  UC26427  Castilleja foliolosa Geo. F. Reinhardt Jun 1897 Riverside San Jacinto Valley Comment
  UCR225188  Caulanthus heterophyllus Steve Boyd, Susan Jett 2008-3-20 11832 Riverside Peninsular Ranges; Santa Ana Mountains region, Along Main Divide Truck Trail, south of junction with Wildomar Truck Trail and north of Wildomar Off-Hiway Vehicle Area. Comment
  JOTR34076  Caulanthus lasiophyllus La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2971 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; narrow canyon with loamy slopes and rocky outcrops; 2009 burn area, below Lost Horse Mine Comment
  OBI42531  Caulanthus simulans L. F. LaPre 1986-4-17 s.n. Riverside Bull Canyon, Gavilan Hills Comment
Read comments Nov 21 2014
  UCR35190  Caulanthus simulans L. B. Ziegler 1969-4-2 341 Riverside San Jacinto Mtns, Pinyon Flats 1250 Comment
  CAS-BOT-BC48458  Ceanothus crassifolius A. C. Sanders 2006-5-19 32451 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north Glinton Keith Rd. 518 Comment
  CAS-BOT-BC48497  Ceanothus crassifolius John Thomas Howell 1931-5-30 6607 Riverside Santiago Peak Trail, Santa Ana Mts. Comment
  POM184169  Ceanothus crassifolius P. A. Munz 1932-3-24 12028 Riverside Base of mts. south of Elsinore Lake. 366 Comment
  RSA398880  Ceanothus crassifolius N. C. Cooper 1947-4-5 2028 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  RSA569987  Ceanothus crassifolius Steve Boyd, Kyle Boyd 1993-3-28 7921 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
  SD140013  Ceanothus crassifolius Scott White 1993-4-22 1329 Riverside North Alberhill Ranch, in hills N of Walker Canyon 487 Comment
  UCR131682  Ceanothus crassifolius C. B. Wolf 1941-6-27 10898 Riverside Santa Ana Mtns., Ortega Highway, [Decker Canyon] 3.3 miles east of Orange Co. line 579 Comment
  SDSU13698  Ceanothus crassifolius var. crassifolius James C. Dice with George Diggs 1987-12-7 763 Riverside North side of Temecula Gorge, ca. 0.4 km ENE of Field Station site (just SE of Weather Station). overlooking Santa Margarita River. T8S, R3W, NW 1/4 of NW 1/4 of Section 26. 341 Comment
  RSA500225  Ceanothus greggii var. perplexans Steve Boyd, C. Boyd, K. A. Boyd 1989-4-15 3251 Riverside Anza Valley, along Hwy 371, 0.5 mi S of jtn with Hwy 74. Comment
  RSA25757  Ceanothus leucodermis Carl B. Wolf 1941-8-12 11143 Riverside 1 6/10 mi.So.of Idylwild on road to Tahquitz Lodge 1524 Comment
Read comments Sep 18 2011
  RSA262092  Ceanothus leucodermis E. W. Lathrop 1968-5-22 6930 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak. Cleveland National Forest 1220 Comment
  UCR131803  Ceanothus leucodermis Mrs. D. R. Wolf 1932-3-20 32 Riverside Santa Rosa Plateau, Richman Ranch, 2.5 miles north of DeLuz, SW Riverside County 457 Comment
  RSA0019597  Ceanothus leucodermis Henry J. Ramsey, Henry J. Ramsey 1939-4-22 1037 Riverside Hemet-Anza, Bautista Creek Road. Comment
  RSA557733  Ceanothus ophiochilus Steve Boyd, Ken Berg, Sandy Morey, Jon Keeley 1992-5-3 7169 A Riverside Vail Lake area, ridge about 1 mile west of the lake, east of ''Little'' Oak Mountain. 610 Comment
  UCR93032  Ceanothus ophiochilus Steve Boyd, Chris Frazier 1993-4-24 8011 Riverside Palomar Mountains, Palomar Range south of Vail Lake at the N base of Agua Tibia Mt., Agua TibiaWilderness area, Cleveland National Forest. Along trail extending S from end of Woodchuck Rd. 1000 Comment
  SEINET10951518  Ceanothus ophiochilus Steve Boyd, Timothy S. Ross; Laurel Arnseth 1989-1 Riverside Comment
  LA44886  Ceanothus palmeri Norman C. Cooper; 1944-6-17 1416 Riverside San Jacinto Mountains, above Banning 975 Comment
  UC1071209  Ceanothus palmeri A. E. Wieslander 1936-8-29 683 Riverside Vista Grande R.S. San Bernardino National Forest, San Jacinto Quad. Comment
  RSA0054959  Ceanothus papillosus Keith E. Hoffmaster 1932-4-17 503 Riverside Santa Ana Mts. [Orange or Riverside]. Comment
  RSA160406  Ceanothus papillosus var. roweanus J. D. Olmsted 1959-4-17 413 Riverside At edge of main knobcone pine grove on NE ridge of Sugarloaf Pk. along Main Divide T.T. ssw of Corona. 1159 Comment
  CAS-BOT-BC126849  Ceanothus pauciflorus Nancy Ryan Zabriskie; Walter Zabriskie 1970-5-2 292 Riverside Up canyon from turnout parking area which is 1/2 mi. up Sta. Rosa Mt. road from Hwy. 74, Santa Rosa Mountains 1371 Comment
  RSA755791  Ceanothus perplexans Dylan O. Burge 2007-3-21 DOB 802 c Riverside San Jacinto Mountains, along Highway 243, 16.1 road miles north of Idyllwild, near the turn-off for Poppet Flat Road, 17.2 kilometers 319 degrees true north-northwest of Idyllwild. 1280 Comment
  SBBG68542  Ceanothus perplexans R. C. and J. R. Robbins 1933-2-15 Riverside Pinyon Flat, Palms to Pines (St Hwy 74) Comment
  UCR120908  Ceanothus perplexans A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24949 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  UCR121312  Ceanothus perplexans A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 25006 Riverside The Badlands, summit of Mt. Eden, SW of Beaumont 671 Comment
  UCSB39074  Ceanothus perplexans Jorgensen, Jan 1982-2-19 Riverside 3 kilometers up highway 243 from Interstate 10, Banning. San Jacinto mountains. 1000 Comment
  UCR34442  Ceanothus prostratus A. C. Sanders 1984-7-1 4696 Riverside San Jacinto Mtns., In experimental plots behind the Vista Grande Guard Station on Hwy 243 about 10 miles south of Banning 1494 Comment
  LA102309  Ceanothus tomentosus John C. Roos; 1950-5-6 4785 Riverside Santa Ana Mountains, at the head of Hagador Canyon, S of Corona Comment
  SBBG4566  Ceanothus tomentosus var. olivaceus H. and M. Dearing 1939-4-5 3089 Riverside 5 mi N of Beaumont Comment
  RSA500126  Centaurea melitensis Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-10 3685 Riverside Vail Lake area, Benches of Arroyo Seco and slopes of adjacent hills to E. 488 Comment
  RSA704016  Centaurea melitensis Daphne K. Christopher, H. Stevens, Z. Princip 2003-4-9 134 Riverside Near Hermano Road, off Hwy. 15, Indian Truck Trail exit. On main gravel road heading away from ranch entrance and private residence driveways. 377 Comment
  UC22693  Centaurium venustum H. M. Hall 1901-6-12 2094 Riverside vicinity Strawberry Valley; San Jacinto Mountains 1371 Comment
  UC444846  Centaurium venustum Fred M. Reed 1903-8-29 435 Riverside near Chinatown (Riverside and vicinity); Riverside, Santa Ana River Comment
  UC774537  Centaurium venustum Carl B. Wolf 1941-6-27 10897 Riverside 3.3 mi e Orange County line (Ortega Highway); Santa Ana Mts. 579 Comment
Read comments Sep 18 2011
  RSA707577  Centromadia pungens subsp. laevis Jasmine Watts 2005-7-19 s.n. Riverside Hemet. South of Highway 74, and west of Warren Road. Comment
  UCR266496  Centromadia pungens subsp. laevis Mitch Provance, Matt Amalong 2015-4-6 415- 12 Riverside Temecula/Murrieta Region, About 1 mile SW of Winchester, along Leon Rd. in the vicinity of Norma Way and Busby Rd. 452 Comment
  CAS-BOT-BC354343  Centromadia pungens subsp. pungens R. E. Riefner, Jr. 2012-7-23 12 -321 Riverside City of Hemet, ca 100 yds N of W. Devonshire Ave. and Meyers St. 473 Comment
  CLARK-A1045-880  Cerastium glomeratum George K. Helmkamp 1978-5-2 Riverside Bautista Canyon burn; Hemet 15'Q Comment
  RSA612683  Cerastium glomeratum D. L. Banks 1997-3-29 1615 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., West of the intersection of Magee Truck Trail and Moreno Road including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  SD178173  Cerastium glomeratum A. C. Sanders, G. Helmkamp & P. MacKay 1995-3-12 16035 Riverside Weed: Coachella Valley: Indio, just southwest of the Whitewater River Channel at Auto Center Dr. (Hwy 111). -7 Comment
  RSA776695  Cercidium floridum Duncan S. Bell, Amanda Turek 2010-4-10 788 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  RSA772862  Cercocarpus betuloides Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4816 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.02559, W116.69098 and N34.02135 and W116.68712. 915 Comment
  UC859420  Cercocarpus betuloides var. betuloides I. W. Clokey, E. G. Anderson 1935-4-16 6732 Riverside e of Hemet 600 Comment
  UCR16484  Cercocarpus ledifolius Vicki Barnum 1968-5-17 s.n. Riverside San Jacinto Mountains, Mt. San Jacinto, Long Valley, within 0.5 mi of tram walkway 2622 Comment
  SEINET10543169  Cercocarpus ledifolius David B. Dunn 1946-8-17 Dunn 2721 Riverside Along trail 0.25 miles to hidden lake from round meadow 2441 Comment
  SD260297  Cercocarpus minutiflorus A. C. Sanders, Jeanne Marie Acceturo & participants in Jepson Workshop 2016-4-3 42414 Riverside Peninsular Range: UC Emerson Oaks Resrve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, south end of Los Caballos Road, c. 0.3 km NW (161a^z) of water tank. 473 Comment
  RSA131712  Chaenactis artemisiifolia E. K. Balls 1958-6-27 23294 Riverside Yellow Pine Forest. Santa Ana Mts. , between Santiago Peak and Indian Truck Trail along Main Divide. 1311 Comment
  CAS-BOT-BC276402  Chaenactis carphoclinia Javier Penalosa 1963-4-10 2778 Riverside Deep Canyon, 3 miles S of Palm Desert 213 Comment
  RSA779581  Chaenactis carphoclinia Duncan S. Bell 2009-3-7 13 Riverside Arica Mountains: east side of mountain range, approximately 1.7 air miles west of Priest Well. 431 Comment
  SBBG104629  Chaenactis carphoclinia T. Glenn 1991-4-30 91 -69 Riverside McCoy Mtns, NW of Blythe; T6S, R 21E, S18 280 Comment
  UCSB7217  Chaenactis carphoclinia Yokoyama, Howard 1953-3-21 Riverside 9 miles east of Indio Comment
  HSC86863  Chaenactis carphoclinia var. carphoclinia David Charlton 1988-2-25 1227 Riverside S side of Little San Bernardino Mtns. Dillon Rd. and 1000 Palms Oasis Rd. Jct. S of Joshua Tree National Park, parrallel to I-10; 5 miles E of Jct. Dillon Rd and Fargo Canyon Rd. 610 Comment
  UC894419  Chaenactis carphoclinia var. carphoclinia P. A. Munz Apr 9 1922-Apr 12 1922 4842 Riverside Corn Springs Colorado Desert, Chuckwalla Mountains, Corn Springs 457 Comment
  POM351701  Chaenactis fremontii Anstruther Davidson 1904-5-1 1097 Riverside Palm Springs. Comment
  RSA0123117  Chaenactis fremontii Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9024 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Agua Alta Canyon, approximately 3.5 air miles southeast of the summit of Martinez Mountain. 639 Comment
  RSA682173  Chaenactis fremontii Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10462 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
  SEINET2049424 Image available Chaenactis fremontii John Adams 1965-4-17 132 Riverside Hwy 111, 2 mi. E of Palm Springs near foothills. 244 Comment
  UCR3459  Chaenactis glabriuscula Tom Painter 1964-5-1 5164 3 Riverside Reche Canyon Rd. 400 Comment
  UCR49268  Chaenactis glabriuscula Steve Boyd 1986-5-1 1808 Riverside Perris-Aguanga Basin region, southwestern Perris Basin, hill west of Skunk Hollow, Skunk Hollow vernal pool 488 Comment
  CAS-BOT-BC277403  Chaenactis glabriuscula var. glabriuscula Palmer Stockwell 1935-5-13 1223 Riverside 5 miles south of Temecula Comment
  POM305652  Chaenactis glabriuscula var. glabriuscula Henry J. Ramsey, Henry J. Ramsey 1939-4-22 1014 Riverside Aguanga. Comment
  RSA100860  Chaenactis glabriuscula var. glabriuscula Palmer Stockwell 1935-5-13 1225 Riverside 5 miles S of Temecula Comment
  POM49418  Chaenactis parishii H. M. Hall 1901-06 2128 Riverside Santa Rosa Mountain. Coyote Canyon. 1524 Comment
  UCR244414  Chaenactis stevioides Jim Andre 2012-4-16 20909 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  POM259940  Chaenactis stevioides var. stevioides P. A. Munz 1940-3-22 15676 Riverside Old Dale, east of 29 Palms. 915 Comment
  CLARK-A1528-1761  Chaetopappa aurea John C. Roos 1965-7-22 Riverside San Jacinto Mountains Comment
  JOTR30954  Chamaesyce albomarginata La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1929 Riverside Joshua Tree National Park. (Stop 1) Pleasant Valley at base of Hexie Mountains, near Blue Cut Gorge Comment
  RSA356649  Chamaesyce albomarginata R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1975-8-29 47302 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  RSA435982  Chamaesyce albomarginata N. C. Cooper 1949-6-29 4294 Riverside East side of San Jacinto Mountains. 1524 Comment
  RSA525447  Chamaesyce albomarginata Steve Boyd, Dave Bramlet 1990-4-29 4492 Riverside Lake Skinner County Park, S flank of Bachelor Mountain. Comment
  RSA423515A  Chamaesyce arizonica B. C. Templeton 1930-3-22 1632 Riverside Palm Springs. 400 Comment
  JOTR29192  Chamaesyce micromera La Doux, Tasha 2005-9-8 1305 Riverside Joshua Tree National Park. Fried Liver Wash 395 Comment
  RSA599301  Chamaesyce micromera L. C. Wheeler 1954-11-25 7102 Riverside Corn Springs Wash, ca. 2 mi. south of Desert Center, Blythe Highway. Comment
  RSA683918  Chamaesyce micromera Michael Denslow 2003-9-13 1550 Riverside Shavers Valley; I-10 at Mecca Exit, Box Springs Road. (Cottonwood Spring Quad) 470 Comment
  RSA784953  Chamaesyce ocellata subsp. arenicola Duncan S. Bell 2012-2-12 3111 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 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
  SEINET3165335  Chamaesyce polycarpa L. S. Rose 1936-12-18 36790 Riverside Palm Springs 138 Comment
  RSA615380  Chamaesyce prostrata A. C. Sanders, L. Ard, et al. 1994-7-11 15061 Riverside Cherry Valley, irrigated landscaping at the Edward-Dean Museum, Oak Glen Rd. 1 mi. N. of Orchard St. 1000 Comment
  UC750618  Chamaesyce setiloba Lewis S. Rose 1946-12-23 46302 Riverside Cathedral Canyon Wash 182 Comment
  RSA543748  Cheilanthes clevelandii Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6052 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga 600 Comment
  CAS-BOT-BC66311  Cheilanthes clevelandii Steve Boyd; C. Boyd; B. Roy 1896-2-2 1201 Riverside Highway 79: At Riverside-San Diego County Line Comment
  RSA685714  Cheilanthes covillei N. R. Zabriskie, W. M. Zabriskie 1971-3-7 355 Riverside Andreas Canyon, E. slope San Jacino Mts. Comment
  UC42441  Cheilanthes covillei Mrs. Gregory 1891-1 Riverside San Jacinto Mts Comment
  SEINET3870278  Cheilanthes newberryi A. C. Sanders, G. K. Helmkamp 1997-3-15 19917 Riverside Lake Skinner area: hill (1864) E of Skinner Lake at NW end of Tucalota Hills.; 0 567 Comment
  UCR117104  Cheilanthes newberryi A. C. Sanders, T. B. Salvato 2001-5-16 24306 Riverside Perris-Aguanga Basin, S of Hemet, 1/4 mi. south of Gibbel Rd. about 1 mile east of State St., foothills forming east end of Diamond Valley, 1 mi. SSE of Hemet Butte, south of mouth of Avery Cyn. 518 Comment
  CAS-BOT-BC68093  Cheilanthes parryi John Thomas Howell 1928-1-31 3317 Riverside Colorado Desert - Pinto Basin Comment
  RSA718776  Cheilanthes parryi Michael Honer, L. Hulse 2004-4-3 1925 Riverside Rockhouse Canyon, appx. 1/2 mi. N of intersection with Fargo Canyon. 610 Comment
  RSA86209  Cheilanthes parryi F. W. Peirson 1920-12-28 1504 Riverside Murray Canyon, near Palm Springs 304 Comment
  UCR23337  Cheilanthes parryi John C. Roos 1942-5-1 1142 Riverside Sonoran (Colorado) and Mojave Desert Transition/Transverse Range; San Bernardino Mtns, Dry Morongo Canyon Comment
  SEINET3124928 Image available Cheilanthes viscida Andrew C. Sanders, G. K. Helmkamp, L. Lubinsky, C. L. Sanders 1995-1-29 15899 Riverside San Jacinto Mtns/Colorado Desert; Chino Canyon near Palm Springs, 1.8 mi above Palm Canyon Rd (Hwy111) on the road to the tram station, vicinity of the upper end of the flood control dike 550 Comment
  RSA0120484  Chenopodium Duncan S. Bell, Thomas Stoughton 2016-3-15 s.n. Riverside Orocopia Mountains; southwest section of the range; along the Coachella Canal, near its junction with Dos Palmas Springs Road. 23 Comment
  POM10387  Chenopodium ambrosioides F. M. Reed 1904-1 15 Riverside Riverside Comment
Read comments Jul 4 2010
  POM161559  Chenopodium atrovirens Ralph Hoffmann 1929-9-6 s.n. Riverside San Jacinto Mts. 2439 Comment
  RSA0035481  Chenopodium berlandieri A. C. Sanders 2013-7-7 40860 Riverside 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
  RSA661033  Chenopodium berlandieri A. C. Sanders, Mitch Provance 1999-9-26 23076 Riverside McMullen Flat ca. 1 km NW of Valley High County Park, ca. 1 km SE of Hwy 74 off (W of) Twin Pines Ranch Rd. 1195 Comment
  SD247397  Chenopodium berlandieri Andy Sanders 2013-7-7 40858 Riverside Peninsular Range; San Jacinto Mountains: southeast of Idyllwild on Saunders Meadow Road near the trash transfer station (dump), northeast of hairpin turn in road. 1609 Comment
  UCR158499  Chenopodium californicum A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30039 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
  UCR201410  Chenopodium chenopodioides Justin M. Wood 2008-9-22 160 Riverside SW Perris Basin, Temecula/Murrieta Creek, downstream of 1st Street bridge 305 Comment
  SD122872  Chenopodium murale Steve Boyd 1985-7-23 1012 Riverside De Luz Rd., 7.6 mi. west of Rancho California. Roadsideweed in damp soil where Sandia Creek crosses road. 334 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
  RSA64957  Chenopodium pratericola F. W. Peirson 1918-03 s.n. Riverside Field near Indio. Comment
  UCR59671  Chenopodium rubrum Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3552 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake area, pond and freshwater marsh in Kolb Creek, just south of the lake Comment
  SD146303  Chenopodium strictum var. glaucophyllum A. C. Sanders, Mitch Provance and B. Pitzer 2000-9-27 23682 Riverside Santa Ana River Valley; southwest side of Mt. Rubidoux, northwest of the intersection of Tequesquite Ave. and Gregory Road. 231 Comment
  CLARK-A1528-2282  Chilopsis linearis John C. Roos 1943-5-23 2669 Riverside Dry Morongo Wash Comment
  UCSB8346  Chilopsis linearis Ralph, F. 1959-5-17 Riverside Along Hwy. 74 between Cathedral City and Palm Desert, 0.3 miles east of Cathedral City limits 152 Comment
  RSA455322  Chilopsis linearis subsp. arcuata Miss E. Crow 1928-11-12 47 Riverside Morongo Pass. Colorado desert Comment
Read comments Nov 11 2011
  UCR57112  Chlorogalum parviflorum Ed LaRue 1989-6-14 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, east edge of Plateau overlooking town of Murrieta; c. 1.25 mi west of town and c. 1 mi (airline) east of De Luz Road 549 Comment
  RSA517910  Chorizanthe corrugata Steve Boyd, Thomas S. Elias, Erika Winter 1986-2-18 1315 Riverside Mecca Hills, Colorado Desert: Painted Canyon N of Highway 195. Comment
  CLARK-A1528-3599  Chorizanthe fimbriata John C. Roos 1937-4-23 1807 Riverside White Water Comment
  CAS-BOT-BC191254  Chorizanthe fimbriata var. fimbriata Steve Boyd 1986-5-1 1785 Riverside Southwestern Perris Basin: Hill W of Skunk Hollow. Skunk Hollow vernal pool Comment
  UCR35076  Chorizanthe fimbriata var. laciniata L. B. Ziegler 1967-8-22 220 Riverside Santa Rosa Mtns., Terwilliger Valley and Tule Canyon 1250 Comment
  SBBG62270  Chorizanthe leptotheca P. A. Munz 1927-5-21 10879 Riverside SW of Cahuilla Comment
  UCR280973  Chorizanthe leptotheca Mitch Provance, Matt K. Beyers, John Hazlett, Jeremiah George 2017-4-6 417- 77 Riverside Temescal Valley, Indian Wash, NE of I-15 and S of Temescal Canyon Rd. 351 Comment
  UCR48347  Chorizanthe leptotheca Steve Boyd 1986-4-22 1758 Riverside Temescal Canyon, stable alluvial benches of Indian Wash just south of Interstate Hwy 15 Comment
  SBBG122006  Chorizanthe parryi var. parryi A. Parikh, N. Gale 2004-6-7 763 Riverside W side of Smith Crk, 2.3 km NE of Highland Springs, 1.3 km W of Banning Bench/Bluff Street 1084 Comment
  UC450107  Chorizanthe parryi var. parryi F. M. Reed 1907-6-10 1423 Riverside Riverside and vicinity 304 Comment
  UCR174116  Chorizanthe parryi var. parryi A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32614 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
  UCR217504  Chorizanthe parryi var. parryi Jeff B. Galvin, Diane Menuz 2008-4-20 15 Riverside Perris-Aguanga Basin, Lake Skinner area, east of Rawson Cyn and north of Black Mtn 650 Comment
  UCR78331  Chorizanthe parryi var. parryi D. E. Bramlet 1993-5-5 2341 Riverside Lake Matthews, Ridgeline above Dawson Canyon, 670 m north of the canyon. 732 m east of the existing landfill weigh station 439 Comment
  UCR22053  Chorizanthe polygonoides subsp. longispina Steve Boyd 1980-4-27 146 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 640 Comment
  RSA586722  Chorizanthe polygonoides var. longispina D. L. Banks, S. D. Boyd 1995-5-17 0444 B Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mtn., E of the Dripping Springs Alcove area; along the Dripping Springs Trail. 671 Comment
  UCR189790  Chorizanthe polygonoides var. longispina Theresa Johnson 2006-5-10 084 Riverside Peninsular Range, Alberhill, old clay mine area off Coal Road, north of Terra Cotta 488 Comment
  SEINET7063455  Chorizanthe procumbens 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
  UCR50734  Chorizanthe procumbens S. J. Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau, W of Murrieta, 0.25 mi. north of the intersection with Avenida Arboles Comment
  CAS-BOT-BC248057  Chorizanthe xanti var. leucotheca E. H. Daniels; J. Bates 1932-6-6 s.n. Riverside Temescal Canyon, between Corona and Elsinore 350 Comment
  RSA392791  Chorizanthe xanti var. leucotheca N. C. Cooper 1944-5-6 1169 Riverside Devils Garden Near Whitewater. 457 Comment
  RSA660932  Chrysanthemum coronarium A. C. Sanders 1998-4-16 21753 Riverside field on the W side of Iowa Ave., just N of the Santa Fe RR tracks 287 Comment
  RSA696805  Chrysothamnus paniculatus Anonymous 1928-12-4 399 Riverside Canon Mouth of Canon West of Morongo Inn. Comment
  RSA696812  Chrysothamnus paniculatus W. Blanchard 1932-11-11 s.n. Riverside About 3 mi. S. of Palm Springs Station. Comment
  POM243560  Chrysothamnus teretifolius E. C. Jaeger 1938-10-22 s.n. Riverside 12 miles S of Warren's Well Comment
  UCR150648  Chrysothamnus teretifolius Bern Schwenn 1994-11-5 s.n. Riverside Joshua Tree National Monument, Eagle Mtns: 3.2 mi south of Black Eagle Rd on BLM route J289; junction of J289 and Black Eagle Rd. is 8 mi east of paved Pinto Basin Rd Comment
  SBBG27012  Chylismia brevipes K. K. Muller 1967-3-21 1385 Riverside mouth of small arroyo in Orocopia Mtns opposiye S entrance to Joshua Tree Nat Monument Comment
  UCSB4508  Chylismia brevipes Beeks, Richard 1952-4-4 Riverside Seven miles north of Mecca in Box Canyon Comment
  UC447175  Chylismia cardiophylla subsp. cardiophylla J. Ewan 1931-4-4 4154 Riverside summit e Shaver's Well 518 Comment
  CAS-BOT-BC160585  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-3-15 11847 Riverside Box Canyon 4.5 miles east of turn of Painted Canyon Comment
  CAS-BOT-BC160593  Chylismia claviformis subsp. aurantiaca E. A. McGregor 1917-3-20 704 Riverside Colorado Desert. Indio; north of date ranch Comment
  UC1922415  Chylismia claviformis subsp. aurantiaca Naomi Fraga, Sarah J. De Groot, Lisa Rojas, Leland Lubinsky 2005-2-10 1424 Riverside Colorado Desert; Northeastern Colorado Desert region; Along Palen Road near Hwy 177. 170 Comment
  RSA509545  Cicer arietinum Jim Hitchcock 1989-4-12 s.n Riverside University of California Agricultural Operations Buildings. E of Pennsylvania Ave. Growing (as a weed) next to the buildings. Comment
  UC63136  Cirsium scariosum H. M. Hall 1897-5-18 541 Riverside Cahuilla Comment
  UCR20812  Cirsium scariosum A. C. Sanders, Steve Boyd 1980-5-19 01498 Riverside San Jacinto Mtns, Garner Valley. Morris Ranch Road near Kenworthy Ranger Station. 1387 Comment
  RSA586033  Cistanthe monandra D. L. Banks, Steve Boyd 1995-3-16 0085 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, Arroyo Seco drainage. 506 Comment
  RSA699173  Cistanthe monandra J. Russell Bruff 1928-4-2 110 Riverside Canyon wash 1 mile west of Morengo. Comment
  CAS-BOT-BC172425  Clarkia bottae C. L. Hitchcock 1928-5-20 57 Riverside Santa Ana Canyon, 8 miles west of Prado 400 Comment
  POM122448  Clarkia purpurea subsp. quadrivulnera Marcus E. Jones 1926-6-20 s.n. Riverside Near Banning. Comment
  POM9608  Clarkia purpurea subsp. quadrivulnera I. M. Johnston 1920-5-8 s.n. Riverside Jurupa Mts, extreme west end. between Riverside and Ontario. Comment
  UCR138646  Claytonia parviflora subsp. parviflora D. L. Banks 1997-2-17 1275 Riverside Agua Tibia Mtns., NW Palomar Mountains: burned areas in the Temecula community of Redhawk, south of the intersection of Redhawk Parkway and Tehachapi Pass Road 396 Comment
  UCR16509  Claytonia parviflora subsp. utahensis Carole Sims 1965-5-1 s.n. Riverside San Jacinto Mtns., Tahquitz Meadows [Camp Tahquitz Meadows, north of Hwy 74 at site of Keen Camp, east of Mtn. Center], about 25 yards northeast from place stream crosses under road 1372 Comment
  SEINET3376701  Claytonia perfoliata Norman C. Cooper 1944-5-21 1301 Riverside San Jacinto Mtns. West Side. 914 Comment
  RSA359868  Claytonia perfoliata subsp. mexicana Steve Boyd 1986-4-2 1613 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  RSA23235  Cleome isomeris Ernest Braunton 1940-4-3 2025 Riverside Berdoo Canyon, 10 mi. E. of Indio. 304 Comment
  RSA440805  Cleome isomeris D. A. Young 1969-3-1 P- 307 Riverside 1/2 mile N of Hwy 111; 1.8 mi E of White Water. 343 Comment
  RSA440812  Cleome isomeris Robert L. Dressler 1949-3-19 432 Riverside Coxcomb Mountains, 23 miles NE of Desert Center Comment
  UCR232358  Cnicus benedictus John F. Green 2008-4-16 A- 02 Riverside Peninsular Range; Perris-Aguanga Valley, SE edge of Romoland, edge of electrical power station, between Menifee and Palomar roads 446 Comment
  JEPS24218  Collinsia concolor Peter H. Raven 1958-5-18 13004 Riverside Pinyon Flats San Jacinto Mountains (near stream) Comment
  JEPS6385  Collinsia concolor Rimo Bacigalupi and Gene Newcomb 1954-4-25 4401 Riverside 0.75 mi s of Sage (close to summit of St. John's Grade, along Cal. State Hwy 79, 9 1/2 mi n of junction w Cal. State Hwy 71); State Hwy 79 731 Comment
Read comments Jul 8 2009
  SEINET7073400  Collinsia heterophylla A. G. Vestal 1963-4-23 s.n. Riverside About 1.6 mile up the Railroad Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  UCR133716  Collinsia heterophylla var. austromontana N. C. Cooper 1944-6-16 1429 Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1524 Comment
  SBBG29244  Condea emoryi K. K. Muller 1967-9-14 1418 Riverside 5 mi E of Indio Comment
  SD257165  Conium maculatum Dave Goodward 2016-7-30 716 1 Riverside San Jacinto Mountains: Garner Valley, c. half mile east of the eastern end of Lake Hemet and c. 0.7 mi southwest of Hwy 74, headwaters of the South Fork of the San Jacinto River (Idyllwild 7.5'Q) 1327 Comment
  RSA794038  Convolvulus aridus Dorothy Cowper 1972-4-15 1851 Riverside Near spring above SBCM dig by Pulgas Creek Road, Rancho 915 Comment
  RSA394802  Convolvulus arvensis Luther A. Rice 1891-6-1 s.n. Riverside Near Riverside Comment
  SD122941  Convolvulus arvensis Steve Boyd 1985-7-23 1003 Riverside 5.2 miles west of Rancho California on De Luz Road. 395 Comment
  RSA557351  Conyza bonariensis Julie Greene 1993-5-12 1296 Riverside North side of San Jacinto River levee, west of Davis Road. 433 Comment
  POM49087  Corethrogyne filaginifolia P. A. Munz, I. M. Johnston 1924-7-26 8713 Riverside South of Banning. 976 Comment
  RSA219227  Corethrogyne filaginifolia C. W. Tilforth, John Dourley 1970-9-2 302 Riverside 1 mile S of Lake Fulmor, hwy R1 Comment
  CSUSB1371  Cornus nuttallii Frank C. Vasek 1964-7-25 Riverside San Jacinto Mountains San Jacinto Mountains. Dark Canyon, near Wet Canyon campground. Comment
  SBBG59864  Cornus nuttallii M. Lewis 1947-8-26 25 Riverside N slope of Dark Cyn 1981 Comment
  SEINET11044816  Coryphantha alversonii Marc A. Baker, Michelle Cloud-Hughes 2011-1 Riverside Comment
  CAS-BOT-BC287227  Cotula australis Mrs. C. M. Wilder 1908-3-1 s.n. Riverside At Riverside Comment
  CAS-BOT-BC291363  Cotula coronopifolia Steve Boyd 1986-4-19 1720 Riverside Warm Springs Valley, along Alberhill Creek drainage E of Nichols Road Comment
  RSA192159A  Crassula aquatica E. W. Lathrop 1966-5-1 6241 -A Riverside 3 miles W of Murrieta. Santa Ana Mountains Comment
  RSA776224  Crassula connata Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-29 867 Riverside Haugen Lehmann exit, Pacific Crest Trail up into canyon east of Cottonwood Canyon 610 Comment
  CLARK-A1528-424  Crassula erecta Jim Ryan 1969-3-26 22 Riverside Riverside 426 Comment
  SBBG51094  Crossosoma bigelovii S. L. Timbrook 1977-2-28 563 Riverside W side of Whitewater Cyn, where Pacific Crest Trail crosses Whitewater Crk 731 Comment
  SEINET3083387 Image available Crossosoma bigelovii P. A. Rauch 1968-2-22 Riverside Cottonwood Canyon, San Bernardino Mts. Comment
  UCR274217  Crossosoma bigelovii Duncan S. Bell, Evan Meyer 2014-10-29 7678 Riverside Santa Rosa Mountains, Agua Alta Canyon, to the north of Martinez Canyon, c. 6 air miles southeast of the summit of Martinez Mountain 394 Comment
  PASA1841  Croton californicus R. Peirce 1966-4-21 Riverside Windy Point, 2 mi. S. of White Water P.O. Comment
  RSA663933  Croton californicus C. R. Annable 1995-3-9 2255 Riverside ca. 13 km N of Rancho Mirage. BLM land behind A-1 Cement. Comment
  RSA758485  Croton californicus Michael Wall 2009-9-11 546 Riverside Bautista Creek, east of Hemet off Bautista Canyon Rd. ca. 7 miles east of jct. with Fairview Ave. 758 Comment
  RSA780241  Croton californicus Stephanie Rockwood, Christi Gabriel 2011-10-12 098 Riverside Rice Valley. Highway 62 to to Blythe Rice Road. About 1 mile from highway. 229 Comment
  UCR58717  Croton californicus James C. Dice, Virginia Moran 1987-11-28 760 Riverside Peninsular Range, Temecula Gorge, N bank of Santa Margarita River at aqueduct crossing. 250 Comment
  UCR161403  Croton setiger A. C. Sanders, Mike Misenhelter 2005-9-20 31675 Riverside San Jacinto Mtns. Foothills, Santa Rosa Hills south of Hemet, road NW of Gibbel Flat, south end of Cornell St., 0.5 mi. SE of the Ramona Bowl 610 Comment
  UCR199559  Croton setiger Scott D. White, Angelia Carey 2004-7-2 10573 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Poppet Creek Canyon 610 Comment
  UCD148354  Crypsis schoenoides Don Domenigoni 1997-7-21 s.n. Riverside West Coast Turf, 31755 Winchester Road, Winchester. Comment
  POM368196  Cryptantha angustifolia N. C. Cooper 1949-4-8 3294 Riverside Desert Center. 610 Comment
  SBBG6237  Cryptantha angustifolia H. and M. Dearing 1939-12-31 4052 Riverside near Indio Comment
  SD124125  Cryptantha angustifolia Robert F. Thorne, Fosberg, Sachet & Herbst 1983-4-23 55469 Riverside San Bernardino Mountains, Side-canyon on west side of Whitewater canyon, ca. 3.3 miles north of Whitewater Post Office 594 Comment
  UCD80957  Cryptantha angustifolia Chuck Hughes 2009-3-23 58 Riverside South of Highway 62 near the abandoned Desert Center Airport. Near city of Rice. 219 Comment
  UCR103578  Cryptantha angustifolia George K. Helmkamp 1998-1-17 2546 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road ENE of Mecca and on the north side of the Coachella Canal .3 Comment
  UCR214419  Cryptantha angustifolia A. C. Sanders 2010-3-15 37421 Riverside Sonoran (Colorado) Desert, western edge of Blythe near the airport, Black Rock Rd. near the Mesa Dr. and I-10 intersection 120 Comment
  UCR244300  Cryptantha angustifolia Jim Andre 2012-4-15 20859 Riverside Sonoran (Colorado) Desert, west end of Hayfield Dry Lake, 0.3 mi. N. of I-10, 0.4 mi. NE of Jct Hayfield Rd and I-10 395 Comment
  POM46804  Cryptantha barbigera Mary F. Spencer 1920-4-2 1518 Riverside Tahquitz Canyon 213 Comment
Read comments Nov 19 2011
  SD126018  Cryptantha barbigera A. C. Sanders 1988-5-11 7797 Riverside Chocolate Mountains, Iris Pass area,12 miles above the Coachella Canal in a wash east of the gasline road from Niland 550 Comment
  RSA0042543  Cryptantha barbigera Philip A. Munz 1949-4-13 13045 Riverside Above Cottonwood Springs, west end Eagle Mts., Colorado Desert. 1097 Comment
  RSA709186  Cryptantha barbigera var. fergusoniae A. C. Sanders 1987-02 6976 Riverside Sonoran (Colorado) Desert: foot of Rabbit Peak on the trail up from the mountain from the east. 61 Comment
  UCR256763  Cryptantha corollata T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7885 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 1.3 mi north of Hwy 15 and Temescal Canyon 555 Comment
  SEINET1004372  Cryptantha costata Natham Moorhatch 2005-1 Riverside Western Sonoran (Colorado) Desert: Coachella Valley, E. edge of Santa Rosa Mtns., La Quinta, W of Washington St., between Ave. 48 and Lake La Quinta Dr., 4 acre parcel 18 Comment
  UCR134597  Cryptantha costata Marisa Sripracha, Kyle Boyd 2004-2-14 013 Riverside Sonoran (Colorado) Desert, Myoma, near 38th Street and Washington Ave, on the Coachella Valley Preserve 120 Comment
  CLARK-A1528-330  Cryptantha decipiens Glen W. Forister 1967-4-24 Riverside Whitewater Canyon 609 Comment
  UCR116608  Cryptantha decipiens A. C. Sanders 2001-4-8 23977 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
  SEINET10939658  Cryptantha flaccida David B. Dunn 1946-3-16 Dunn 2068 Riverside On same sheet as Dunn 2911, UMO 162036. Collected on dry plateau 1/2 mi NE of Pushawalla Palms (Springs). Indio Hills. Sparse desert scrub of Larrea and Franseria, with palms at the springs in the canyon. Comment
  RSA771785  Cryptantha intermedia Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4703 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 W116.65124 604 Comment
  SD240921  Cryptantha intermedia A. C. Sanders, Matthew Malle 2010-4-23 37999 Riverside Peninsular Range: Menifee Hills, south of Sun City, south side of Bundy Canyon Road at intersection with Murrieta Road (Romoland 7.5'Q) 518 Comment
  UC78664  Cryptantha intermedia C. R. Orcutt Riverside Colorado Desert Comment
  UCR16167  Cryptantha intermedia Rodney Hendrick 1965-5-2 s.n. Riverside Peninsular Range, Temecula Creek and Hwy. 71 610 Comment
  UCR25980  Cryptantha intermedia John C. Roos 1948-4-24 3807 Riverside Eastern San Bernardino Mtns./Sonoran (Colorado) Desert, Whitewater Wash 549 Comment
  RSA0106706  Cryptantha maritima Duncan S. Bell, Amanda Turek 2010-4-9 756 Riverside East side of the Arica Mountains, near the center of the range; approx. 1.75 air mile west of Priest Well. 439 Comment
  RSA0121002  Cryptantha maritima Duncan S. Bell, LeRoy Gross 2016-3-8 8831 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of the range; approximately 1.75 air miles north of the Bradshaw Trail. 466 Comment
  UC79467  Cryptantha maritima W. G. Wright Mar 1890 Riverside Colorado Desert Comment
  UCR148458  Cryptantha maritima S. J. Myers 2005-2-1 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 9 miles (4 air line) east of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 21 Comment
  POM99142  Cryptantha maritima Marcus E. Jones 1926-2-16 s.n Riverside Corn Spring, Chuckwalla Mountains, Colorado Desert. Comment
  RSA728603  Cryptantha micrantha Gary D. Wallace, M. Wallace, Z. Wallace 1982-3-27 1893 Riverside Whitewater River, Indian Ave. 2 mi. S of San Bernardino county line, W of Joshua Tree National Monument, NW of Desert Hot Springs. Comment
  UC1563096  Cryptantha micrantha Steve Boyd and Orlando Mistretta 1986-3-13 1429 Riverside ne of Desert Center (jct of Parker Dam Rd and Palen Rd (rd going through pass between Palen and Granite Ranges)); Palen Mountains 243 Comment
  UC573124  Cryptantha micrantha Margaret Stason 1927-3-12 Riverside Painted Canyon Colorado Desert Comment
  RSA0089245  Cryptantha micrantha subsp. lepida Steve D. Boyd, Gary D. Wallace 2005-7-30 11639 Riverside Peninsular Ranges; San Jacinto Mountains region: San Jacinto Mountains State Park, Hidden lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek. 2659 Comment
  UCR25966  Cryptantha micrantha var. lepida John C. Roos 1947-5-24 3648 Riverside San Jacinto Mtns, junction of Dark Canyon Camp Road with the Idyllwild - Banning Road 1773 Comment
  RSA779621  Cryptantha micrantha var. micrantha Duncan S. Bell 2010-4-1 657 Riverside Arica Mountains: east side of the mountain range, west side of Rice Valley, near the lowest eastern drainage point for the Arica mountains; approximately 4.3 air miles southeast of the ghost town of Rice. 209 Comment
  SDSU20270  Cryptantha micromeres Adrienne D. Russell, Tahirch Linz & Matt Guilliams 2000-4-29 120 Riverside Santa Margarita Ecological Reserve, Temecula, insect trail, specific locality unknown, mapping project for plant taxonomy class. Comment
  RSA674928  Cryptantha microstachys Scott D. White, P. De Vries 2000-4-25 7724 Riverside Temescal Valley: Corona area, eastern foothills of Santa Ana Mountains just above citrus groves. 412 Comment
  UC24695  Cryptantha muricata H. M. Hall 1901-6-1 2052 Riverside vicinity Chalk Hill; San Jacinto Mountains 1524 Comment
  UCR20918  Cryptantha muricata A. C. Sanders 1978-7-5 00205 Riverside San Jacinto Mountains, James Reserve, near head of Lake Fulmor at the mouth of Indian Creek 1616 Comment
  RSA0078868  Cryptantha muricata var. jonesii Scott D. White, Justin M. Wood 2008-6-18 12206 Riverside Hiking trail from K flat to Apple Canyon Rd. 1341 Comment
  RSA0079314  Cryptantha muricata var. jonesii T. B. Salvato, A. C. Sanders 2005-5-17 892 Riverside San Jacinto River E of Valle Vista, just downstream from the Forest Service boundary and N of CA Hwy 74. 549 Comment
  UC667384  Cryptantha pterocarya Annie M. Alexander and Louise Kellogg 1941-5-7 2137 Riverside Split Rock, Riverside and San Bernardino counties Joshua Tree National Monument 1310 Comment
Read comments Oct 23 2011
  UCR89668  Cryptantha racemosa Bern Schwenn 1994-2-13 s.n. Riverside Colorado Desert/Santa Rosa Mtns., 'wet fork' Agua Alta Canyon 640 Comment
  JOTR29588  Cryptantha utahensis Andre, Jim 2006-4-26 6765 Riverside Joshua Tree National Park. Long canyon, approx 2.3 mi. S of NE corner (boundary) of park 1055 Comment
  UC28907  Cucurbita foetidissima Geo. R. Hall Sept. 1901 Riverside Riverside Comment
  UCD107534  Cucurbita foetidissima T. B. Salvato; Kent Beaman 2005-5-16 792 Riverside San Jacinto Mtn foothills: San Jacinto River E of Valle Vista, just downstream from the Forest Service boundary and N of CA Hwy 74. 549 Comment
  SEINET3082945 Image available Cucurbita palmata C. M. Flanagan 1971-5-23 Riverside On the shoulder of 2 mile road, 29 Palms. Comment
Read comments Mar 26 2014
  RSA614596  Cuscuta campestris A. C. Sanders, Steve Ogg 1994-7-28 15174 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd Bridge 243 Comment
  LA210108  Cuscuta subinclusa Louis C. Wheeler; 1932-8-20 1142 Riverside 4 mi W Redlands 304 Comment
Read comments Mar 22 2014
  SD181582  Cuscuta subinclusa Scott D. White 1998-10-13 7182 Riverside Corona, near Bedford Cyn, dissected alluvial slope, foothills at eastern slope of Santa Ana Mtns, 'Joseph Canyon' wash near a disused quarry. Site adjacent to housing tracts now under construction and proposed for same. USGS 7.5' corona South quad. 334 Comment
  CLARK-A1528-410  Cycloloma atriplicifolium Fred B. Essig 1966-9-12 Riverside Santa Ana River Comment
  UCR92293  Cycloloma atriplicifolium Scott D. White 1995-8-23 3581 Riverside San Jacinto Valley, San Jacinto River, just north of City of San Jacinto boundary, c. 1 mi SE of bridge at State Street 463 Comment
  RSA297076  Cymopterus panamintensis var. acutifolius John F. Emmel 1974-4-27 486 Riverside Canyon 0.4 air mile NE of peak 3263 on 1956 USGS topographic quad. N end Coxcomb Mts. 762 Comment
  RSA791481  Cynanchum utahense J. Andre 2012-4-15 20848 Riverside West end of Hayfield Dry Lake, 0.3 mi. N. of I-10, 0.4 mi. NE of Jct Hayfield Rd and I-10. 395 Comment
  SEINET10468112  Cynodon dactylon David B. Dunn, A. Folsom 1948-6-17 Dunn 3797 Riverside At quad 1. At camp in pushawalla canyon under palms. Comment
  UC1584121  Cyperus difformis Steve Boyd 1989-7-23 3788 Riverside Santa Ana River just downstream of old city dump at w. extension of Rubidoux Ave. Riverside; Santa Ana River, Riverside Comment
  OBI37479  Cyperus eragrostis Steve Boyd 1985-7-23 1001 Riverside 5 mi W of Rancho California at jctn of Rancho Calif Rd and De Luz Rd 427 Comment
  UCR59804  Cyperus eragrostis Jeri Hirshberg 1989-7-25 s.n. Riverside Peninsular Range, Marsh near SW edge of Vail Lake Comment
  RSA613957  Cyperus odoratus A. C. Sanders 1994-7-27 15164 Riverside Riverside: Santa Ana River between the San Bernardino County line and the Market Street Bridge. 246 Comment
  UCR89437  Cyperus retrorsus Steve Morgan 1994-9-13 s.n. Riverside Riverside, UCR campus in the Botanic Garden. Along the trail in the chaparral section just west of (below) the lath house Comment
  RSA5901  Cystopteris fragilis C. B. Wolf 1932-8-5 3974 Riverside Rocks at summit of San Jacinto Peak 3294 Comment
  SFV127  Cystopteris fragilis J. H. Wood 1958-5-30 s. n. Riverside San Jacinto Mountains 1829 Comment
  UCR193733  Cystopteris fragilis A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35646 Riverside Peninsular Range; San Jacinto Mtns., May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1555 Comment
  SEINET2066052 Image available Dalea mollis Dave Silverman, Cindy Hopkins 2005-3-22 5755 Riverside NE Riverside Co., transition between Ward and Rice Valleys, south of Danby Lake, S of HWY 62, along Colorado River Aqueduct (East of Granite Pass 7.5Q). 277 Comment
  SEINET906499  Dalea mollis M. F. Wojciechowski 1993-1 284 Riverside Little Maria Mtns., near Midland, hills on former US gov;t. installation Comment
  UC73149  Dalea mollissima E. E. Schellenger 1904-12-3 99 Riverside Chuckawalla Bench Colorado Desert, Chuckawalla Bench Comment
  CAS-BOT-BC158109  Dalea schottii W. R. O. 0419 Riverside N.E. side of Indio Hills, between Dillon Rd & Indio Hills (Indio Mounted Patrol) Comment
  RSA704244  Dasyochloa pulchella Gary D. Wallace 1982-5-15 1997 Riverside Palms to Pines Highway, 7 level hill. Comment
  RSA709874  Dasyochloa pulchella Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4618 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  UCD166231  Dasyochloa pulchella Jack Major 1962-4-16 774 Riverside Along California Hwy 74, below Pinyon Flat toward Palm Desert. (Exact location unknown. Coordinates estimated by label maker.) 1220 Comment
  RSA0022207  Datura discolor D. W. Stevens 1978-4-8 949 Riverside ~5 mi SW of Blythe. Devers-Palo Verde T/L corridor. Comment
  RSA421894  Datura wrightii Jeannette B. Edge 1934-3-25 18930 Riverside Jurupa Mts. 366 Comment
  UC884555  Datura wrightii I. W. Clokey 1935-4-17 6876 Riverside Shavers Wells Comment
Read comments Dec 13 2011
  RSA561892  Daucus pusillus Steve Boyd, Timothy S. Ross 1992-6-10 7635 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon about Potrero Escondido , an isolated area of low relief topping the ridge system due west of the junction on Tenaja Road (7S01) and Los Alamos Road (7S04)., At the confluence of Los Alamos Creek with the main trunk of San Mateo Creek 671 Comment
  UCR26994  Daucus pusillus E. W. Lathrop 1966-5-8 6517 Riverside Peninsular Range; Santa Ana Mountains, Cleveland National Forest, Hagador Canyon, Trabuco District, 3 miles SW of Corona 275 Comment
  SD181707  Deinandra fasciculata Scott D. White 2000-5-30 7972 Riverside 1.0 mile southeast of the I-15/El Cerrito Road junction adjacent to new housing construction. 334 Comment
  CAS-BOT-BC294118  Deinandra kelloggii Mary F. Spencer 1919-6-17 1192 Riverside In San Jacinto 304 Comment
  RSA0025297  Deinandra paniculata R. E. Riefner Jr. 2010-6-5 10 -50 Riverside City of Riverside, Sycamore Canyon Park, W ca. 0.5 mi from Cottonwood Ave. and Sycamore canyon Blvd. 135 Comment
  RSA113904  Delphinium parishii G. R. Campbell 1955-12-6 21500 Riverside Botanic Garden. 457 Comment
  UCSB1980  Delphinium parishii subsp. parishii Van Leeuwen, Henry 1957-4-13 Riverside Whitewater Canyon; 2 miles from US 60 Comment
  RSA0019620  Delphinium parishii subsp. parishii N. C. Cooper 1944-4-8 1069 Riverside Andreas Canyon. 457 Comment
  UCR1020  Delphinium parryi Dennis Vander Ven 1968-5-19 680519- 3 Riverside c. 7 miles west of Murrieta on Tenaja Rd., where road first enters a canyon. Precisely where road crosses creek. On both sides of road 701 Comment
  UC64114  Delphinium patens subsp. hepaticoideum H. M. Hall May 1899 1175 Riverside El Toro Mt. San Jacinto Mountains Comment
  CAS-BOT-BC82951  Dendromecon rigida Nancy Ryan Zabriskie; Walter Zabriskie 1970-3-23 254 Riverside Along Banning Idyllwild road, San Jacinto Mountains. 914 Comment
  UC855085  Dendromecon rigida P. A. Munz and I. M. Johnston 1922-5-19 5406 Riverside canyon bed near mouth of Strawberry Creek; San Jacinto Canyon 762 Comment
  RSA198989  Deschampsia danthonioides var. gracilis R. F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37430 Riverside Santa Rose Plateau: Mesa de Colorado, Rancho California. 671 Comment
  RSA697469  Descurainia pinnata J. R. Bruff 1929-4-2 109 Riverside Canon 1 mi. W. of Morongo. Comment
Read comments Nov 9 2011
  SEINET269274  Descurainia pinnata Bern Schwen 1994-4-17 Riverside Joshua Tree National Monument ; Pinto Mountains at bottom of Grand Tank (dry) 1189 Comment
  POM369391  Descurainia pinnata subsp. glabra M. B. Dunkle 1937-3-25 4922 Riverside Colorado Desert. Shaver s Well Comment
Read comments Dec 18 2011
  UCR166766  Dichanthelium acuminatum subsp. fasciculatum Scott D. White, Jennifer H. Jones 2005-5-25 11112 Riverside Peninsular Ranges; Santa Ana Mtns., Rainbow area; foothills west of I-15 Freeway and immediately N of San Diego County line 579 Comment
  UC708739  Dichelostemma capitatum H. K. Wagnon 1944-3-19 375 Riverside s side Tahquitz Creek (in Tahquitz Canyon); Palm Springs, Tahquitz Canyon Comment
  RSA500991  Dichelostemma pulchellum var. pulchellum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3110 Riverside Vail Lake area, dried bed of man-made pond and adjacent slopes at N base of rounded knob 1.25 miles WSW of dam. 610 Comment
  SBBG60676  Dieteria canescens S. W. Hutchinson -Mar-1928 207 Riverside near Blythe Comment
  UCD131261  Dieteria canescens var. canescens J. C. Roos 1965-10-5 s.n. Riverside Exact location unknown. Comment
  RSA0019290  Diplacus brevipes A. C. Sanders 2008-7-25 35896 Riverside east side of May Valley, NE of Bonita Vista Rd. at foot of hills 1543 Comment
  RSA0019424  Diplacus fremontii Barbara J. Ertter, Jeffrey L. Strachan 1979-6-26 2989 Riverside Banning - Idyllwild Road (Highway 243) at Black Mountain turnoff (Forest Road 4S01). Comment
  SBBG99704  Diplacus puniceus W. L. Halvorson 1977-4-1 77 -218 Riverside 5 mi S of Temecula on County Rd S16 Comment
  SDSU12987  Distichlis spicata Michael G. Simpson with Claudia A. Luke 1999-10-27 2021 Riverside Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  SEINET10521736  Distichlis spicata David B. Dunn 1947-9-21 Dunn 3510 Riverside Collected in Pushawalla Canyon. Dry banks below. Comment
  RSA70426  Ditaxis lanceolata F. W. Peirson 1927-4-12 7169 Riverside In Painted Canyon near Mecca. Comment
  RSA793458  Ditaxis lanceolata Duncan S. Bell, John Anderson, Keir Morse 2012-11-11 4376 Riverside Mecca Hills: upper branch of Hidden Spring Canyon, approximately 0.6 air mile southeast of Hidden Spring and 0.6 air mile south of The Grotto. 250 Comment
  UCR279552  Ditaxis lanceolata A. C. Sanders, Jim Malusa 2017-3-29 43198 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, large canyon 2.8 km south of the confluence of Red Canyon and Salt Creek 460 Comment
  JOTR35055  Ditaxis neomexicana La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3507 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road. South-facing bajada with shallow Sonoran desert riparian corridors among desert pavement. Comment
  JOTR35319  Ditaxis neomexicana Harding, Mitzi, Mark Wheeler 2012-2-28 87 Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; eastern slopes of southern tip of range (Stop 1) 177 Comment
  CAS-BOT-BC43639  Dithyrea californica Lewis S. Rose 1957-1-9 57022 Riverside La Quinta. 15 Comment
  HSC101274  Dithyrea californica Jim Andre 2012-3-19 21349 Riverside Chuckwalla Valley; along Hwy 177, 8.6 mi. NE of Jct with I-10. 152 Comment
  SD127571  Dodecahema leptoceras Steve Boyd 1986-4-19 1692 Riverside Temescal Canyon: E side of Indian Wash between I-15 and Temescal Canyon Road. Comment
  SD138824  Dodecahema leptoceras Craig Reiser 1993-4-24 Riverside Near Vail Lake, west of entrance to Butterfield Campground north of Highway 79 Comment
  SEINET7042774  Dodecatheon clevelandii W. P. Vestal, A. G. Vestal 1955-3-25 s.n. Riverside Road shoulder on Long Valley Road north of Tecula. Ca. 0.1 mile east of U.S. 395 [=Interstate 15 & Route 79]. Comment
  JEPS108528  Downingia bella Lisa Schultheis 1995-5-9 145 -95 Riverside Santa Rosa Plateau Preserve. Vernal Pool Trail, off of Via Volcano. Comment
  JEPS103619  Downingia cuspidata Lisa Schultheis 1995-5-9 144 -95 Riverside Santa Rosa Plateau Preserve Comment
  SEINET4568276 Image available Draba crassifolia Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4592 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  CLARK-A1528-4886  Draba cuneifolia John C. Roos 1937-2-27 1297 Riverside San Timoteo Canyon Comment
  RSA776296  Draba cuneifolia Duncan S. Bell, Amanda Turek 2010-4-10 828 Riverside Riverside Mountains; in the vicinity of Mountaineer Mine and Calzona Mine; approximately 3.8 air miles west of the Colorado River; approximately 2 air miles northeast of Riverside Mountain Peak. 198 Comment
  RSA82946  Drymocallis glandulosa R. M. Straw 1953-6-5 454 Riverside Fuller Mill Creek Camp, on Idyllwild to Banning Rd. Comment
  UC1618030  Drymocallis glandulosa var. reflexa Donald G. Nelson 1936-5-21 376 Riverside e of Lake Hemet (and n of Mount Thomas, just e of Hurkey Creek Camp area) Comment
  HSC1035  Dryopteris arguta W. R. Supernaugh, Jr. 1964-12-24 24 Riverside Joshua Tree Nat'l Monument, 0.25 mi. E of Ryan Campground 1311 Comment
  SD9890  Dryopteris arguta F. Youngberg 1933-8-28 Riverside San Jacinto Mountains, Creek - Idyllwild Comment
  RSA45211  Dudleya saxosa subsp. aloides J. C. Roos, L. Roos 1949-4-23 4285 Riverside Monson Canyon, Eagle Mountains. Comment
  RSA0041836  Dudleya saxosa subsp. aloides E. S. Spalding s.n. Riverside E of Banning. Comment
  RSA0125226  Echinocereus engelmannii H. G. Rush 1950-5-10 115 Riverside Santa Rosa Mountain Range. Palms to Pines Highway, 7 miles northwest of Nightingale. 1463 Comment
  RSA0125251  Echinocereus engelmannii var. engelmannii P. A. Munz 1921-5-1 4496 Riverside Southern edge of Mojave Desert near Pinyon Wells. 1220 Comment
  SEINET3071476  Echinocereus mojavensis Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17494 Riverside Queen Mountain quadrangle, zone 11 0585753mE 3764902mN NAD83, 300m south of Desert Queen Mine (McHaney's Mine), 12.5 km SSW of Twenty Nine Palms, 1.5km ESE of Negro Hill 1360 Comment
  SEINET3928569  Echinochloa crus-galli A. C. Sanders, D. Bramlet 1999-10-15 23170 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 miles E of Jackrabbit Trail on Gilman Springs Rd., 1.4 miles S of Eden Hot Spr.; 0 433 Comment
  RSA234013  Elatine californica R. F. Thorne, E. W. Lathrop 1969-6-6 39320 Riverside Santa Rosa Plateau: Rancho California, Mesa de Colorado 624 Comment
  SD90468  Eleocharis montevidensis Robert F. Thorne, E. Lathrop 1969-6-6 39345 Riverside Santa Rosa Plateau, Rancho California, shallow water of small stream. 609 Comment
  RSA653671  Eleocharis palustris A. C. Sanders, K. C. Rose 1999-6-18 22818 Riverside Domenigoni Valley: upper Warm Springs Creek between Hwy 79 (Winchester Rd.) and Scott Rd., Domenigoni Ranch, S of Winchester 433 Comment
Read comments Mar 20 2013
  RSA743553  Eleusine coracana subsp. africana R. E. Riefner 2003-12-20 3 -548 Riverside Near Jurupa, Hellman Ave. at Pine Ave. 195 Comment
  SEINET3929485  Elymus condensatus R. L. Piemeisel 1914-2-17 3812 Riverside Mt. Rubidoux.; 0 Comment
  UCR90379  Elymus condensatus D. L. Banks, Steve Boyd 1995-10-17 0779 Riverside NW Palomar Mtns; Agua Tibia Mtns., Cleveland National Forest, Agua Tibia Wilderness Area; along lower Arroyo Seco, south of the Dripping Springs Campground. Along alluvial benches where Arroyo Seco turns to the E, just west of the Metasedimentary hills 525 Comment
  POM229451  Elymus elymoides P. A. Munz 1937-5-30 15083 Riverside Northwest slope of Santa Rosa Mountain. 2134 Comment
  RSA144656  Elymus elymoides William McKinley Klein 1960-8-22 1585 Riverside North of Idyllwild along trail to Suicide Rock and Mt. San Jacinto, San Jacinto Mountains. Comment
  LA14815  Elymus glaucus Carl Epling; William Robison 1935-6-30 sn Riverside north fork San Jacinto River Comment
  RSA748333  Elymus glaucus Justin M. Wood, Brandy Wood 2009-6-13 887 Riverside Idyllwild County Park, Lilly Creek and adj slope to W of campground. 1585 Comment
  RSA769710  Elymus glaucus E. W. Lathrop 1973-6-28 7438 Riverside Mail Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest 1220 Comment
  SD178092  Elymus triticoides A. C. Sanders 2004-5-12 27874 Riverside Elsinore Basin Region; Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek. 377 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
  NY43125  Emmenanthe penduliflora J. B. Walker 1995-5-4 1415 Riverside San Bernardino National Forest, Hwy 74, 3km E of junction with Santa Rosa Mtn Rd 1400 Comment
  POM250358  Emmenanthe penduliflora I. W. Clokey 1935-4-8 6846 Riverside Gavilan Mesa. 600 Comment
  RSA525223  Emmenanthe penduliflora Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4601 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  UCR176189  Emmenanthe penduliflora Amber Bruno 2005-4-14 12 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
  UCR57204  Emmenanthe penduliflora 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
  CAS-BOT-BC291155  Encelia Elizabeth McClintock 1964-4-8 s.n. Riverside Snow Canyon, east side of Mt. San Jacinto Comment
  SDSU3821  Encelia californica S. J. Barnhart 1966-4-17 660417 -17 Riverside South-west facing slope of small hill 0.1 mi. east of McAllister St. along the Metropolitan Water Co. Untility Road (dirt), which is 1.5. south-east of the intersection of McAllister St. and Victoria Ave. 457 Comment
  CHSC8379  Encelia farinosa Edward L. Smith 1957-4-3 259 Riverside San Bernardino Mts. Located 1 mi. n on hwy. 99 to 29 Palms. 91 Comment
  LA202444  Encelia farinosa T. A. Geissman; 1968-3-23 32368 -EFW Riverside On Morongo Valley hwy near Whitewater turnoff Comment
  RSA703817  Encelia farinosa LeRoy Gross 2005-3-3 1607 Riverside Palen Mountains, south side. Near end of old prospect road., [From] Near 33.71244N, 115.11171W to 33.72053N, 115.11051W 207 Comment
  SD229088  Encelia farinosa Dick Schwenkmeyer 2013-6-11 911 Riverside Approx. 1.5 miles north od highway 74 and Royal Carrizo Road intersection. 854 Comment
  UC68872  Encelia farinosa H. M. Hall 1905-4-1 5895 Riverside near Chuckwalla Springs; Colorado Desert Comment
  UCD131202  Encelia farinosa David Charlton 1988-2-18 1156 Riverside Alluvial Fan, south side of Little San Bernardino Mountains. Fargo Canyon Road to Cottonwood Wash, south of Joshua Tree National Park, parallel to I-10. 5 miles east of Jct Dillon Road and Fargo Canyon Road. 762 Comment
  UCD131215  Encelia farinosa R. L. Smith 1948-3-24 s.n. Riverside Foot of Andreas Canyon. Comment
  POM31425  Encelia farinosa var. farinosa Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  POM356693  Encelia farinosa var. farinosa Anstruther Davidson 1920-05 s.n. Riverside Temescal Comment
  NY70193  Ephedra aspera I. W. Clokey 1935-4-17 6511 Riverside Cottonwood Springs Comment
  RSA5347  Ephedra aspera B. D. Stark 1932-6-17 3747 Riverside Canyons above Cottonwood Springs, Eagle Mts., Colorado Desert 396 Comment
  JOTR29571  Ephedra californica Andre, Jim 2006-4-6 6776 Riverside Joshua Tree National Park. ridgetop, w. of upper Long Canyon, approx. 0.5 mi. S. radio tower and of NE corner of boundary of park 1324 Comment
  NY70108  Ephedra californica F. A. Thackery 1928-3-6 254 Riverside White Water Comment
  UCR91060  Ephedra californica Bern Schwenn 1994-4-17 s.n. Riverside Southern Mojave Desert, Joshua Tree National Monument. East side of the Hexie Mtns., SW of Bench Mark 2394, south of Pinto Mtn., & Pinto Basin Road 732 Comment
  JOTR35160  Ephedra viridis La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 3269 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam loop trail; Pine-oak woodland among granitic boulder outcrops and narrow drainage system (Stop 3) 1295 Comment
  CLARK-A1528-3342  Epilobium adenocaulon var. parishii John C. Roos 1952-4-23 5577 Riverside Box Springs Mountain 457 Comment
  RSA787213  Epilobium angustifolium J. D. Olmsted 1959-7-18 766 Riverside N. fk. San Jacinto River drainage area. Dark Canyon above Hwy from Banning to Idyllwild (0.25 mi). 1723 Comment
  UCR112004  Epilobium campestre A. C. Sanders, T. B. Salvato 2000-5-25 23418 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
  RSA413258  Epilobium canum subsp. canum James C. Dice, J. DeWald 1987-9-28 727 Riverside North side of Temecula Gorge, ca. 4.2 km ENE of Gavilan Mountain. 355 Comment
  RSA649939  Epilobium canum subsp. latifolium J. Sanders 1967-11-5 83 Riverside Found off R1 by Pine Flats a little ways South of the U.S. Agriculture Station. 1524 Comment
Read comments Aug 16 2015
  RSA799074  Epilobium canum subsp. latifolium Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6870 Riverside South side of Joshua Tree National Park, Cottonwood Spring 905 Comment
  UC20677  Epilobium canum subsp. latifolium H. M. Hall 1901-6 2503 Riverside vicinity of Strawberry Valley San Jacinto Mountains 1584 Comment
  RSA144640  Epilobium ciliatum subsp. ciliatum William M. Klein, S. Tillett 1958-10-8 782 Riverside Dark Canyon Camp Ground, North Fork of the San Jacinto River, San Jacinto Mountains. Comment
  UC64301  Epilobium ciliatum subsp. ciliatum H. M. Hall July 1901 2640 Riverside Johnston Ranch San Jacinto Mountains, vicinity of Strawberry Valley (along watercourses) 1600 Comment
  CLARK-A1528-3380  Epipactis gigantea John C. Roos 1948-4-24 3793 Riverside Whitewater 609 Comment
  POM122779  Epipactis gigantea Marcus E. Jones 1926-6-20 s.n. Riverside Near Banning. Comment
  RSA381726  Epipactis gigantea George Henry Grinnell 1919-6-1 s.n. Riverside Riverside. Comment
  UC1543093  Equisetum hyemale subsp. affine Donald G. Nelson 1936-5-23 401 Riverside Fern Canyon Idyllwild; San Jacinto Mts., Fern Canyon Comment
  UCR159110  Eragrostis A. C. Sanders 1997-12-3 21627 Riverside Moreno Valley, March Air Base, near Riverside 466 Comment
  UCR265591  Eragrostis cilianensis Jordan Zylstra 2014-7-6 14017 Riverside San Jacinto Mountains, Fobes Canyon 1524 Comment
  CAS-BOT-BC213600  Eragrostis mexicana subsp. mexicana G. Helmkamp 1997-11-1 2518 Riverside Bermuda Dunes, 41st St. & Sparky, just E of Washington and S of I-10 30 Comment
  JEPS68601  Eremalche exilis S. B. and W. F. Parish March, 1881 99 Riverside borders of Colorado Desert at Agua Caliente; Colorado Desert Comment
Read comments Oct 27 2014
  RSA570726  Eremocarpus setiger Steve Boyd, T. S. Ross, J. Travis Columbus 1993-10-23 8194 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Morrell Canyon along Morgan Trail (5W02). 878 Comment
  RSA586937  Eremocarpus setiger D. L. Banks, Peter Morrell 1995-5-4 0303 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, along Arroyo Seco. 597 Comment
  RSA736530  Eremocarpus setiger Scott D. White, Angelia Carey 2004-7-2 10573 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  JOTR35043  Eremothera boothii subsp. condensata La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3496 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
  CHSC1148  Eremothera boothii subsp. desertorum M. Garbutt 1935-3-20 Riverside Colorado Desert. Comment
  JOTR36441  Eremothera refracta La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3412 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
  RSA0126636  Eremothera refracta Duncan S. Bell 2016-3-4 8801 Riverside Orocopia Mountains; northwestern corner of range; collecting in the Orocopia Mountains Wilderness area in an unnamed canyon approximately 3.75 air miles northwest of the summit of the range. 738 Comment
  UC303728  Eriastrum densifolium subsp. austromontanum G. B. Grant Aug. 1901 Riverside Strawberry Valley Comment
Read comments Sep 6 2010
  UC88210  Eriastrum eremicum subsp. eremicum C. L. Hitchcock 1940-4-4 5956 Riverside Pinto Basin Comment
  RSA0120072  Eriastrum eremicum subsp. eremicum P. A. Munz, R. D. Harwood 1920-4-4 3526 Riverside Pass south of Palm Springs. 152 Comment
  SD28003  Eriastrum harwoodii Carl B. Wolf 1932-4-29 3119 Riverside Eastern Colorado Desert, 3 mi So of Rice on Blythe Road 700 Comment
  SEINET3100713  Eriastrum harwoodii G. Rink, M. Honer, K. Christie 2012-3-19 11084 Riverside NW side of the Mule Mtns, ca 2 miles east of the prison 120 Comment
  RSA0004737  Eriastrum harwoodii P. A. Munz, R. D. Harwood 1920-4-2 3589 Riverside Blythe Jct. [now known as Rice in San Bernardino Co.] Comment
  RSA0120680  Eriastrum harwoodii D. Silverman, F. T. Sproul, Tammy Beyerl, Erin Bergman 2010-3-29 7875 Riverside East end of Chuckwalla Valley, west of Blythe, 1.3 miles south of gas line frontage, 1.9 km south of I-10 and 8.5 km west of Nicholl's Warm Spring. 142 Comment
  UCR55269  Eriastrum sapphirinum Kathy Harper 1988-6-11 s.n. Riverside San Jacinto Mtns., Bautista Canyon, lower end of Bautista Rd. Comment
  SDSU13547  Eriastrum sapphirinum subsp. dasyanthum W. Miller 1972-7-20 Riverside Comment
  CAS-BOT-BC515048  Eriastrum sapphirinum subsp. sapphirinum R. Bacigalupi 1941-8-30 2700 Riverside San Jacinto Mts., upper end of Kenworthy Flats 1392 Comment
  RSA0122972  Eriastrum sapphirinum subsp. sapphirinum Richard Noyes, L. Arnseth 1988-9-10 734 Riverside San Jacinto Mountains. South Ridge of Tahquitz Peak. 200 meters below trailhead along road. 2012 Comment
  UCR245793  Ericameria brachylepis A. C. Sanders, T. B. Salvato, Ana Hernandez, Karyn Drennen, Angela Collada 2013-10-2 40955 Riverside Peninsular Range, Wilson Valley Preserve, 0.35 air mi. south of Wilson Valley Rd. and 0.8 mi. east of Sage Rd., 1.4 mi. east (93 deg. ) of Round Top Mountain 739 Comment
  CAS-BOT-BC286795  Ericameria cuneata var. spathulata Edmund C. Jaeger 1923-5-7 s.n. Riverside Keyes' Ranch, Little San Bernardino Mts Comment
  POM350409  Ericameria cuneata var. spathulata Jack Rempel, Erwin H. Miller 1934-4-28 18726 Riverside Lost Horse 1296 Comment
  UCD131421  Ericameria linearifolia Nancy Ryan Zabriskie; Walter Zabriskie 1972-3-30 491 Riverside West of Sugarload Mountain along Carrizo Road (6S03); northwest of Hwy 74, Santa Rosa Mountains. 1219 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
  UC750652  Ericameria paniculata Lewis S. Rose 1945-12-25 45319 Riverside 2 mi ne Garnet; Colorado Desert Comment
  RSA0086777  Ericameria pinifolia R. G. Swinney 1967-5-26 11732 Riverside Snow Creek. 335 Comment
  UCR202017  Ericameria pinifolia Mike Misenhelter 1998-6-23 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
  UCR9133  Ericameria pinifolia Frank C. Vasek 1969-10-14 s.n. Riverside Box Springs Mtns, on an imaginary line c. 1/2 way between the terminus of Pennsylvania Ave. (now Martin Luther King Blvd, 2000) & the radio transmission towers Comment
  JOTR31168  Erigeron breweri var. covillei La Doux, Tasha 2009-6-3 1873 Riverside Joshua Tree National Park. (Stop 6): Little San Bernardino Mountains, Covington Flats Area, dry ephemeral wash near parking area 1426 Comment
  UC574882  Erigeron breweri var. covillei C. Epling and Wm. Robison 1933-6-26 Riverside Key's View Little San Bernardino, Key's View 1524 Comment
  RSA761998  Erigeron foliosus var. foliosus Patrick Garrett, C. Martinez, Naomi Fraga, L. McDade, et al. 2010-8-14 77 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UC31477  Erigeron foliosus var. foliosus W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1275 Riverside Canyon of San Jacinto River Comment
  POM357497  Erigeron foliosus var. stenophyllus J. C. Marvin 1923-5-1 s.n. Riverside Idyllwild. Comment
Read comments Oct 22 2011
  CLARK-A1528-4619  Eriochloa acuminata John C. Roos 1951-9-25 5294 Riverside Riverside 259 Comment
  CAS-BOT-BC278497  Eriochloa contracta T. C. Fuller 1962-10-2 9702 Riverside N.W. corner of Neighbors Blvd. & Ave. 22, 1.4 mi. n. of Ripley, Palo Verde Valley Comment
  CAS-BOT-BC189079  Eriodictyon crassifolium H. E. McMinn 1925-7-1 1519 Riverside By wash, between Palm Springs and the canyon mouth Comment
  UCR251891  Eriodictyon crassifolium var. crassifolium M. A. Voeltz 2014-5-25 s.n. Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon near Corona, Cleveland National Forest, Trabuco Ranger District 403 Comment
  JEPS57  Eriodictyon trichocalyx M. D. Clary 1932-4-3 1030 Riverside 8 mi w Indio (Indian Wells, Whitewater Wash); Colorado Desert, Indian Wells, Whitewater Wash 30 Comment
  RSA608184  Eriogonum R. S. Woglum 1939-4-11 2217 Riverside Sonoran Desert: Near Rice, Coxcomb Tunnel. Comment
  CAS-BOT-BC248633  Eriogonum apiculatum Ralph Hoffmann 1929-9-10 s.n. Riverside Tahquitz Pk., San Jacinto Mt 2499 Comment
  CAS-BOT-BC248642  Eriogonum apiculatum Edmund C. Jaeger 1940-5-19 s.n. Riverside Falcon Flats, Joshua Tree National Monument 1432 Comment
  UC1395196  Eriogonum apiculatum James L. Reveal, Caroline G. Reveal 1972-8-9 2861 Riverside 4.4 mi nnw, along California Highway 243 Idyllwild (8.9 mi n of the junction with Highway 74, and 1 mi s of Alandale Ranger Station); San Jacinto Mountains Comment
  HSC93372  Eriogonum davidsonii G. R. Ballmer, Kathleen Stockwell 1995-6-24 Riverside San Jacinto Mtns., along trail from Mason Ranch Rd. to Pacific Crest Trail, near Pyramid Peak 1982 Comment
Read comments Jul 6 2014
  POM306135  Eriogonum davidsonii Henry J. Ramsey, Henry J. Ramsey 1937-5-30 1326 Riverside Santa Rosa Mountains. Comment
  UCR129152  Eriogonum deflexum Chris E. True, K. Flemming 2003-9-26 s.n. Riverside Sonoran (Colorado) Desert, Canyon Spring, Orocopia Mtns. 372 Comment
  CAS-BOT-BC256125  Eriogonum deflexum var. deflexum Roxana S. Ferris; Rimo Bacigalupi 1958-3-19 13258 Riverside U.S. gypsum mine property in Little Maria Mts., 2.3 mi. above Midland P.O. Comment
  JOTR35263  Eriogonum deflexum var. deflexum La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2218 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; bouldery canyon with sandy wash bottom 731 Comment
  RSA799254  Eriogonum deflexum var. deflexum Thomas Stoughton, Duncan S. Bell, Debra Nelson 2011-2-20 734 Riverside South side of the Mecca hills, side canyon roughly 1.3 miles north of turnoff for Painted Canyon on Box Canyon Road 113 Comment
  RSA393519  Eriogonum elongatum N. C. Cooper 1943-9-26 930 Riverside Cabazon. 549 Comment
  RSA424892A  Eriogonum elongatum Ann Grove 1971-10-8 12 ..13 Riverside Tenaja Ranger Station area, Rancho California, 7 miles northwest of Murietta. Comment
  UCR258753  Eriogonum elongatum T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7911 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 0.6 mi north of Hwy 15 and Temescal Canyon 476 Comment
  UCR172159  Eriogonum fasciculatum subsp. foliolosum T. B. Salvato, Gregg Miller 2005-6-3 1377 Riverside Peninsular Range; Perris-Aguanga Basin Region, c. 3 mi SW of Perris, 1.7 mi SW of the Goetz Road crossing of the San Jacinto River and c. 0.25 mi south of Ethanac Road 436 Comment
  UCR178204  Eriogonum fasciculatum subsp. polifolium Tracy Tennant, Jeffrey Ross 1998-7-21 MOR- 642 Riverside San Bernardino Mtns., Morongo Indian Reservation, ridge east of upper Hathaway Canyon, west of Burro Flats 1037 Comment
  UC849410  Eriogonum fasciculatum var. flavoviride Carl B. Wolf 1932-10-12 4293 Riverside Pinyon Well Colorado Desert, Litle San Bernardino Mts. 1219 Comment
  LA206795  Eriogonum fasciculatum var. polifolium Norman C. Cooper; 1944-4-8 1080 Riverside Andreas Canyon 304 Comment
  RSA650857  Eriogonum fasciculatum var. polifolium R. Garner 1975-8-15 s.n. Riverside San Jacinto Mts Comment
  SD229221  Eriogonum fasciculatum var. polifolium Dick Schwenkmeyer 2012-5-22 729 Riverside Snow Creek, north base of Mt. San Jacinto, approx. 4 miles south of intersection of highways 10 and 111 511 Comment
  UC1329836  Eriogonum fasciculatum var. polifolium James E. Cole 1941-5-21 765 Riverside Quartz Outcrop Joshua Tree National Monument, Quartz Outcrop 914 Comment
  UC1329844  Eriogonum fasciculatum var. polifolium James E. Cole 1941-5-17 715 Riverside Covington Flat Canyon Joshua Tree National Monument, Covington Flat Canyon 1371 Comment
  UCD100065  Eriogonum fasciculatum var. polifolium Collector unknown 1923-3-26 344 Riverside near Tahquitz Wash. Comment
Read comments Feb 17 2013
  UCR237691  Eriogonum fasciculatum var. polifolium Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4759 Riverside San Bernardino Mountains, Whitewater Canyon, along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center, Whitewater Trout Farm, in the vicinity of Bonnie Bell 600 Comment
  CLARK-A1528-3738  Eriogonum gracile C. Epling, William Robison 1933-6-24 Riverside San Gorgonio Wash Comment
  UC6567  Eriogonum gracile A. J. McClatchie 1890-1 47 Riverside near Elsinore Comment
Read comments Jul 8 2009
  POM10480  Eriogonum gracile var. gracile Charlotte M. Wilder 1904-7-6 376 Riverside Wilder's Canon. Jurupa Hills. Comment
  RSA595922  Eriogonum gracile var. gracile D. L. Banks, Lauren Raz 1996-11-5 1181 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; Along the main road in the Reservation, approximately 0.2 miles E of San Gabriel Church, across from the local cemetery. 378 Comment
  SD160873  Eriogonum gracile var. gracile Virginia Moran 2003-7-17 Riverside Peninsular Ranges;Perris-Aguanga Basin region:Wilson Valley Mitigation Bank,managed by Center for Natural Lands Mgnt.(Two sections that comprise mitigation bank.(S27&33, of Sage & Cahuilla 7.5 Quad).Accessed from Wilson Valley Rd. Comment
  CAS-BOT-BC257585  Eriogonum inflatum E. A. McGregor 1917-3-18 728 Riverside Colorado Desert. 4 mi up Painted Canon [Canyon] Comment
  UCD100277  Eriogonum inflatum L. S. Rose 1935-12-30 s.n. Riverside Hot Springs, 7 miles north of Garnet, Colorado Desert. 609 Comment
  UC6361  Eriogonum molestum H. M. Hall July 1901 2624 a Riverside pine forests in vicinity of Strawberry Valley; San Jacinto Mountains 1584 Comment
  CHSC1327  Eriogonum nidularium E. Thomas 1939-10-1 Riverside Temescal canyon along Santa Ane Wash. Comment
Read comments Dec 17 2019
  CAS-BOT-BC269777  Eriogonum nudum var. pauciflorum D. E. Breedlove 1961-8-4 937 Riverside Black Mtn Campground; NW side of Black Mtn, San Jacinto Mtns 2286 Comment
  SEINET3289844 Image available Eriogonum nudum var. pauciflorum M. W. Denslow, Firoozeh Navid-Ara; Valeria Soza 2003-7-13 1455 Riverside Penninsular Ranges; San Jacinto Mountains region: East of Idlyllwild, along South Ridge Road (5S11 rd.) on west facing slope. 1890 Comment
  UC849625  Eriogonum nudum var. pauciflorum I. W. Clokey, E. G. Anderson 1935-8-21 6590 Riverside Keen Camp P.O. 1425 Comment
Read comments Nov 20 2010
  RSA279576  Eriogonum parishii James L. Reveal, Barbara J. Ertter 1976-6-30 4568 Riverside Santa Rosa Mountains, along the dirt road to Santa Rosa Mountain at Santa Rosa Camp, about 8.5 miles southeast of California Hwy 74. 2165 Comment
  POM122028  Eriogonum thomasii Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA550279  Eriogonum thomasii Walter Wisura, J. Dolan, M. Wall 1992-3-24 4617 Riverside Lowdesert: 4.7 mi NE of Mecca on Box Canyon Rd. Comment
  SBBG1630  Eriogonum thomasii H. and M. Dearing 1940-1-1 4067 Riverside near Mecca Comment
  SEINET3088161 Image available Eriogonum thomasii George K. Helmkamp, E. A. Helmkamp 1998-2-18 2740 Riverside Chuckwalla Mtns: Graham Pass Rd, 10.6 mi. SSW of Chuckwalla Valley Rd. Comment
  UC218094  Eriogonum thomasii P. A. Munz, D. Keck 1922-4-9 4751 Riverside near Mecca (Shaver's Well); Shaver's Well 76 Comment
  UCR101593  Eriogonum thomasii Bern Schwenn 1998-4-2 s.n. Riverside Sonoran (Colorado) Desert, S slope of Eagle Mtns, Hayfield 'Cove', a wide cyn mouth c. 2.5 mi. (airline) ENE of Hayfield Pumping Station & 0.75 mi. SE of Hayfield Spring 544 Comment
  JEPS56272  Eriogonum thurberi Dr. L. M. Newlon 1922-4-5 462 Riverside e Palm Springs; San Jacinto Mts. Comment
  UC310875  Eriogonum thurberi P. A. Munz 1925-5-20 9851 Riverside 2 mi e Aguanga Comment
  UCR18275  Eriogonum thurberi Helen Leach 1966-5-31 s.n. Riverside Santa Ana Riverbottom between Pedley (Van Buren) and Rubidoux (Mission) Bridges 244 Comment
  UCR63890  Eriogonum viridescens B. G. Pitzer 1989-4-16 1295 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, just outside impact area, 1 km south of Tabaseca Tank 700 Comment
  CAS-BOT-BC264931  Eriogonum wrightii var. membranaceum Geo. B. Grant No date on label. s.n. Riverside Strawberry Valley, San Jacinto Mts. Comment
  RSA346256  Eriogonum wrightii var. nodosum Robert F. Thorne, W. A. Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54060 Riverside Branch Ravine W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater PO. 610 Comment
  CAS-BOT-BC297348  Eriophyllum confertiflorum Carl B. Wolf 1932-5-25 3691 Riverside Bad Lands, SW of Beaumont, 0.25 mile SW of summit of Moreno Grade 670 Comment
  UCR174616  Eriophyllum confertiflorum Jennifer H. Jones, Thi (Teresa) Bui and Holly Summers 2006-5-31 341 Riverside Peninsular Ranges; San Jacinto Mtns., just down Mt. Edna Road west off of Calif. Hwy 243 1146 Comment
  LA203542  Eriophyllum confertiflorum var. confertiflorum W. Pequegnat; 1938-4-15 sn Riverside Santa Ana Mountains, Bear Springs Comment
  UCR243515  Eriophyllum confertiflorum var. confertiflorum Jim Andre, T. La Doux, R. B. Kelley 2011-5-4 21076 Riverside Southern Mojave Desert, Joshua Tree National Park, Long Canyon, up side canyon approx. 400 m. west of main canyon drainage 1172 Comment
  JEPS5372  Eriophyllum multicaule W. L. Jepson 1935-4-17 19148 Riverside 1.5 mi n Elsinore 457 Comment
  RSA736035  Eriophyllum multicaule Scott D. White, Justin M. Wood 2008-4-16 11891 Riverside Perris/Elsinore Basin: Hills to the W of I-215 and S of Scott Rd. 488 Comment
  UC1537022  Eriophyllum multicaule Gordon H. True Jr. 1935-3-19 130 Riverside 6 mi se Perris 487 Comment
  UCR92384  Eriophyllum multicaule F. M. Reed 1930-4-8 6860 Riverside San Bernardino Mtns., Whitewater Canyon 610 Comment
  CLARK-A1045-301  Eriophyllum wallacei George K. Helmkamp 1977-3-20 Riverside Deep Canyon dry wash of Deep canyon; ; Palm Desert 15'Q Comment
  POM259807  Eriophyllum wallacei P. A. Munz 1940-3-23 15720 Riverside 3 miles north of Cottonwood Springs, Eagle Mts. 915 Comment
  UCR87616  Eriophyllum wallacei A. C. Sanders 1994-5-29 14579 Riverside San Bernardino Mtns, East Branch Millard Canyon, along Forest Service Road 4S45 1200 Comment
  UC1929616  Erodium brachycarpum Scott D. White 2003-3-21 8804 Riverside SANTA ANA MOUNTAIN FOOTHILLS: Rancho Mission Viejo. East-facing slopes above an unnamed tributary to San Juan Creek. Comment
  RSA0045160  Erodium cicutarium Andrew Haimov, April Sleigh 1992-5-10 87 Riverside 75 meters east of Davis Road. 1 1/2 miles north of Ramona Expressway, San Jacinto Wildlife Area along access road. Comment
  RSA594046  Erodium cicutarium D. L. Banks, Elizabeth Hedge Banks 1996-5-2 924 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
  UCR164929  Erysimum capitatum T. B. Salvato, John F. Green 2004-5-27 631 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  UCSB11776  Erysimum capitatum var. capitatum Creighton, B. 1961-5-6 Riverside 18.8 miles south of Banning on Banning-Idyllwild road, in San Bernardino National Forest, San Jacinto Mountains 1584 Comment
  SD134372  Erythranthe breweri Craig Reiser 1992-5-9 Riverside San Jacinto Mountains, Thomas Mountain Comment
  SD70913  Erythranthe cardinalis Helen V. Witham 1969-7-2 175 Riverside edge of water. De Luz Creek crossing, 4 mil. N. of De Luz 249 Comment
  RSA0019306  Erythranthe guttata Shawn Krosnick, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 638 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  RSA0018791  Erythranthe guttata F. W. Peirson 1922-4-8 4720 Riverside Murray Canyon near Palm Springs. Comment
  RSA0015879  Erythranthe moschata N. C. Cooper 1949-6-29 4344 Riverside Pine Cove, San Jacinto Mts. 1829 Comment
  RSA0015893  Erythranthe moschata E. K. Balls, Percy C. Everett 1953-8-19 18543 Riverside By Santa Rosa Spring, Santa Rosa Peak. 2134 Comment
  UCD96492  Eschscholzia androuxii Shannon M. Still; Jennifer R. Still, Charles M. Still 2008-2-14 252 Riverside California. Riverside County: Joshua Tree National Park. 835 Comment
  JEPS51796  Eschscholzia californica W. L. Jepson May 17 1901-Jun 1 1901 1319 Riverside Chalk Hill Mt. San Jacinto Comment
  RSA509569  Eschscholzia californica 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
  RSA522752  Eschscholzia californica Steve Boyd, Tim S. Ross, L. Arnseth 1990-3-29 3859 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain. 396 Comment
  UCR107883  Eschscholzia californica B. G. Pitzer 1997-3-23 2994 Riverside Perris-Aguanga Basin Region, Lakeview Mtns, c. 1 air mi. SSW of Mt. Rudolph, along powerline road 0.3 mi. east of Contour (Juniper Flats) Rd. 610 Comment
  RSA80987  Eschscholzia minutiflora G. R. Campbell 1952-4-5 18373 Riverside Colorado Desert, road leading from Highway 60 to 29 Palms [Hwy 62], at junction to Desert Hot Springs 762 Comment
  RSA0023133  Eschscholzia papastillii I. W. Clokey 1935-4-17 6628 Riverside Cottonwood Springs. Comment
  CAS-BOT-BC419637  Eschscholzia parishii D. E. Breedlove 1962-3-11 1883 Riverside Pocket of Cat Creek wash, 3 miles southwest of Palm Desert 426 Comment
  RSA767449  Eschscholzia parishii Jim Andre, Tasha La Doux 2009-3-10 11234 Riverside Joshua Tree National Park: south end of the Cottonwood Mountains near Pinkham Wash just north of aqueduct just inside National Park boundary, approx. 7 miles west of south entrance into park at Cottonwood. 542 Comment
  SEINET249789  Eschscholzia parishii Aven, Ruth Nelson 1939-3-29 3320 Riverside Hidden Springs Canyon. 610 Comment
  UCR118643  Eschscholzia parishii Helen Kennedy, Sara Mills 2001-3-17 5400 Riverside Mojave Desert, 0.8 mi from the junction of Hwy 10 & Cottonwood Springs Road, 100m SE of the entrance to Joshua Tree National Park 550 Comment
  CHSC100685  Eucalyptus A. C. Sanders; O. F. Clarke, A. M. Boyce, C. L. Sanders 1993-11-7 14220 Riverside Riverside, residential garden of Al M. Boyce, 266 Frost Court (E edge of UCR). 360 Comment
  SEINET3840909  Eucalyptus cadens Unknown 1992-3-14 12061 Riverside University of California Moreno Valley Field Station, Mareno Valley, Paul Moore's experimental woodlots; eastern of the two lots, near the intersection of Oliver Street and Kennedy Drive, seventeenth tree from north in ninth row from the east, Quadrangle: Sunnymead 7.5 476 Comment
  RSA672508  Eucalyptus viminalis A. C. Sanders, Chet McGaugh 1991-7-19 11143 Riverside Murrieta Hot Springs, large vernal pool on S side of Murrieta Hot Springs Road, E of Via Princesa & N of Calle del Lago. 348 Comment
  HSC92877  Eucrypta chrysanthemifolia Karen Kirtland 1993-4-17 Riverside Hills N of Temecula Comment
  POM128391  Eucrypta chrysanthemifolia Thomas Craig 1927-4-23 218 Riverside Glen Ivy. Comment
  SEINET3091500 Image available Eucrypta chrysanthemifolia B. Pitzer, L. F. LaPre 1987-3-2 418 Riverside Peninsular Range; Bundy Canyon, 2 mi SE of Lake Elsinore, 0.5 mi north of Bundy Canyon Road, off Raciti Rd. Romoland 7.5 703 Comment
  UCD119345  Eucrypta chrysanthemifolia Geoffrey Levin 1975-4-26 483 Riverside Mayhew Canyon Wash 1.5 mi. SE of Glen Ivy on Highway 71. 335 Comment
  UCR173927  Eucrypta chrysanthemifolia A. C. Sanders 2006-5-19 32443 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
  POM184547  Eucrypta chrysanthemifolia var. bipinnatifida C. L. Hitchcock 1932-4-7 12200 Riverside Corn Springs, Eastern Riverside. Comment
  UC1424860  Eucrypta chrysanthemifolia var. chrysanthemifolia C. W. Tilforth 1978-4-30 1570 Riverside hills e Norco Comment
  UC1537540  Eucrypta chrysanthemifolia var. chrysanthemifolia Gordon H. True Jr. 1935-2-22 7 Riverside Box Springs; Sycamore Canyon 365 Comment
  RSA602915  Euonymus occidentalis C. Epling, Wm. Robison 1935-6-30 s.n. Riverside San Jacinto Mountains: North Fork San Jacinto River. Comment
  RSA659708  Euonymus occidentalis J. C. Roos 1965-7-3 s.n. Riverside Dark Canyon, San jacinto Mtns. Comment
  UCR242301  Euphorbia abramsiana A. C. Sanders, T. B. Salvato 2012-10-12 40427 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Wileys Well Rd. c. 3 miles north of Wileys Well/ Bradshaw Trail 155 Comment
  UCR121305  Euphorbia albomarginata A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 25018 Riverside The Badlands, summit of Mt. Eden, SW of Beaumont 671 Comment
  UCR140726  Euphorbia albomarginata A. C. Sanders 2004-5-12 27881 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  SD143926  Euphorbia hirta A. C. Sanders 1994-11-8 15864 Riverside Colorado Desert, Coachella Valley, Palm Desert, weeds in lawns & flower beds along a commercial strip on Hwy 111 between Hwy 74 & Sage lane, in a lawn at the edge of a parking lot 45 Comment
  UCR256894  Euphorbia jaegeri Duncan S. Bell, Deidre Conocchioli 2014-3-18 6250 Riverside Sonoran (Colorado) Desert, Orocopia Mountains, southern/central section of range; c. 1.25 air miles NW of Gucci Spring 511 Comment
  UCR143216  Euphorbia maculata L. C. Wheeler 1960-12-12 7703 Riverside University of California Riverside 335 Comment
  UCR175064  Euphorbia maculata Teresa Nieto 2005-5-26 30 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  OBI70889  Euphorbia prostrata Louis C. Wheeler 1964-10-10 8634 Riverside 3030 Oak Ave, Corona Comment
  UCR120425  Euphorbia prostrata Mitch Provance 1998-7-23 912 D Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 305 Comment
  UCR145475  Euphorbia prostrata L. C. Wheeler 1965-6-27 8691 Riverside Corona; Overholtzer's Grove 335 Comment
  UCR26189  Euphorbia setiloba John C. Roos 1947-11-1 3756 Riverside Sonoran (Colorado) Desert, Eagle Mountains, edge of Lost Palms Wash Comment
  CAS-BOT-BC300509  Euphorbiaceae O. F. Clarke 2004-3-19 s.n. Riverside Peninsular Range: Riverside; UCR Botanical Garden 412 Comment
  UC56492  Eustoma exaltatum F. Gilman 1902-1 23 Riverside Palm Springs Comment
  CAS-BOT-BC167374  Fagonia laevis Carl B. Wolf 1932-4-27 2998 Riverside Colorado Desert. 14 mi. E. of Mecca, on Blythe Road (E. of Shavers Well) 152 Comment
  SJSU4939  Fagonia laevis J. A. Schroeder 1969-4-1 8 Riverside 10 mi N of Blythe Comment
  UCR159769  Fagonia laevis Scott D. White 1999-4-20 7274 Riverside Colorado River Valley, Blythe area, Southern foothills of the Big Maria Mtns, NW of Calif. Hwy 95, c. 7 road mi N of the junction of Hwy 10 and Intake Blvd in Blythe 137 Comment
  SD152992  Festuca arundinacea Steve Boyd, Tim Ross & Dave Bramlet 1993-5-12 7338 Riverside 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
  UCR92643  Festuca arundinacea Steve Boyd 1985-7-23 1016 B Riverside Peninsular Range, De Luz Road, 8 mi west of Rancho California. Side canyon of Sandia Creek 305 Comment
  UCR165414  Festuca microstachys A. C. Sanders 2005-4-21 29562 Riverside Peninsular Range, Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 mi. ESE of Gavilan Peak 622 Comment
  UCR174343  Festuca microstachys A. C. Sanders 2006-5-19 32384 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
  UCR20858  Festuca microstachys A. C. Sanders 1978-6-20 885 Riverside San Jacinto Mtns, James Reserve, above Lake Fulmor 1646 Comment
  UCR116970  Festuca octoflora A. C. Sanders, T. B. Salvato 2001-5-3 24095 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  RSA574724  Filago arizonica Steve Boyd 1982-3-28 s.n. Riverside Gavilan Hills region, Temescal Canyon, south slope of Alberhill Mountain just east of extensively mined area. 427 Comment
  UCR158510  Filago californica A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30086 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
  UC922772  Forestiera pubescens Annie M. Alexander and Louise Kellogg 1940-3-21 891 Riverside 20 mi s Twenty Nine Palms (Parker Dam, end of road); Mohave Desert, Parker Dam 1322 Comment
Read comments May 14 2011
  UCR263412  Fouquieria splendens Aaron C. Sedgwick, Brett Griffin 2012-3-28 036 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road. c. 6 miles south of Hwy I-10 323 Comment
  JOTR32015  Fouquieria splendens subsp. splendens La Doux, Tasha, T. Herskovits, M. Harding, M. Wheeler, B. Truesdell 2011-4-14 2245 Riverside Joshua Tree National Park. Eagle Mountains; about 2 miles SW of Lost Palms Oasis; open bajada (Stop 1) 603 Comment
  RSA750123  Fouquieria splendens subsp. splendens Duncan S. Bell, Amanda Turek 2009-3-30 171 Riverside South side of the Arica Mountains, within the Palen/McCoy Wilderness area. 333 Comment
  RSA0018444  Fragaria vesca N. C. Cooper 1944-6-17 1402 Riverside Above Banning. 1220 Comment
  RSA80819  Frankenia grandifolia F. W. Peirson 1924-6-21 4761 Riverside Alkaline flat near Lake Elsinore near south end 375 Comment
  UCR266356  Frankenia salina D. E. Bramlet 2005-6-28 3881 Riverside Murrieta, Elm St. NE of I-15, just S of I-215 junction 329 Comment
  RSA783081  Frasera parryi J. D. Olmsted 1959-6-30 698 Riverside Drainage area to Strawberry Creek. 0.75 mi S of Fern Valley town and on west slopes below Lily Rock. 1707 Comment
  POM9990  Frasera parryi H. M. Hall 1901-07 s.n. Riverside In the vicinity of Strawberry Valley. 1585 Comment
  RSA192245  Fritillaria biflora E. W. Lathrop 1959-4-2 4400 Riverside Cleveland National Forest, Trabuco District, Tenaja Guard Station and Tenaja Canyon. Comment
  UCR80522  Fritillaria biflora Michael A. Patten 1992-3-13 92- 3 Riverside Santa Ana Mtns., Santa Rosa Plateau, c. 2 mi west of the Santa Rosa Plateau, just north of the San Diego Co. line, between Calle Collado and Tenaja Road. 0.25 mi north of Via Abril 625 Comment
  CAS-BOT-BC422454  Fumaria officinalis Steve Morgan 1994-3-25 94 -2 Riverside Riverside. Comment
  POM129909  Funastrum cynanchoides var. hartwegii L. R. Abrams 1901-05 11070 Riverside Elsinore. Comment
  POM98983  Funastrum hirtellum E. C. Jaeger 1926-3-20 s.n. Riverside Cottonwood Springs, S base of Eagle Mts Comment
Read comments Oct 9 2010
  RSA718571  Funastrum hirtellum Michael Honer, L. Hulse 2004-4-3 1890 Riverside Nameless canyon appx. 1 mi. W of Pushawalla Cyn., leading up to MWD aqueduct. 488 Comment
  UCR232393  Funastrum utahense Dave Silverman 2010-3-30 7880 Riverside Sonoran (Colorado) Desert, east bajada flank of southern McCoy Mountains, 950 m W of Black Creek Rd, E of McCoy Pk, and 4.4 km north of I-10 171 Comment
  UCD166245  Galium Jack Major 1962-4-17 778 -b Riverside Along the west facing wall of Whitewater Canyon, just east of San Gorgonio Pass, north of US HWYs 60 and 70, (modern Interstate 10 in this locality). (Exact location unknown. Coordinates estimated by label maker.) 670 Comment
  RSA33833  Galium andrewsii subsp. andrewsii N. C. Cooper 1944-5-22 1244 Riverside Pinyon Flats, Palms to Pines Highway. San Jacinto Mtns. 1220 Comment
  SEINET237962  Galium angustifolium A. C. Sanders, T. B. Salvato 2000-5-25 23396 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
  JEPS29515  Galium angustifolium subsp. angustifolium Lauramay T. Dempster 1962-4-17 1890 Riverside about 1 mi below Fish Hatchery; Whitewater Canyon Comment
  POM259256  Galium angustifolium subsp. angustifolium Philip A. Munz 1938-8-14 15379 Riverside High ridge east of Toro Peak, Santa Rosa Mts. 2287 Comment
  RSA87112  Galium angustifolium subsp. angustifolium F. W. Peirson 1920-6-22 4500 Riverside Dripping Springs, Temecula River 457 Comment
  JOTR29244  Galium angustifolium subsp. gracillimum La Doux, Tasha 2005-8-8 1524 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Eureka Peak 1676 Comment
  JEPS56052  Galium angustifolium subsp. jacinticum Lauramay T. Dempster 1965-6-17 4129 Riverside road from Banning to Idyllwild; San Jacinto Mts., Fulmor Lake 1615 Comment
  SD70489  Galium angustifolium subsp. jacinticum Lauramay T. Dempster, G. L. Stebbins 1966-6-18 4246 Riverside Steep south-facing slope; along Black Mountain Road, 2.2 miles above junction with Pine Wood Road 1294 Comment
  UCR92051  Galium aparine Scott D. White, M. Jacobsmeyer 1996-4-20 3953 Riverside Perris-Aguanga Basin region, SW of Perris: hillside south of the San Jacinto River channel 518 Comment
  UC144128 Image available Galium jepsonii Charlotte M. Wilder 1909-8-3 1113 Riverside Whitewater Basin; ; Riverside Co. Comment
  LA208323  Galium johnstonii H. Lewis; 1939-10-22 1021 Riverside San Jacinto Mountains, Idyllwild 1523 Comment
  UCR174261  Galium porrigens A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32674 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., near stream crossing of dirt road 549 Comment
  JEPS52943  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1966-6-17 4240 Riverside Poppet Flat San Jacinto Mts. (at Keyes Drive) 1097 Comment
  UCR199832  Galium stellatum var. eremicum Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11268 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
  CAS-BOT-BC158073  Garrya veatchii Peter H. Raven 1958-5-18 12970 Riverside chaparral 2.3 miles from Mountain Center on road to Hemet, San Jacinto Mountains Comment
  UC303654  Garrya veatchii S. B. Parish 1918-4-3 11697 Riverside San Jacinto River Canyon; Oak Lodge 914 Comment
Read comments Nov 20 2011
  UC748987  Garrya veatchii Susan Delano McKelvey 1936-1-1 5049 Riverside turnoff to Anza (Palms to Pines Highway); San Jacinto Mts. Comment
  UCR2435  Gastridium ventricosum F. M. Reed 1926-5-15 5340 Riverside Peninsular Range; Perris/Aguanga Basin Region, Menifee Valley, west of Menifee schoolhouse [which was at corner of corner of Newport and Bradley Roads] 457 Comment
  UCR26712  Gastridium ventricosum Frank C. Vasek 1980-6-10 800610- 02 Riverside Greenhouse at UC Riverside from clay collected in a vernal pool near San Diego, Calif. Comment
  UCR257224  Gayophytum diffusum subsp. parviflorum Naomi Fraga, Et al. 2008-8-28 2608 Riverside Peninsular Range; San Jacinto Mountains, Mount San Jacinto State Park; Hidden Lake 2652 Comment
  JEPS30406  Geraea canescens Donald Kyhos 1957-3-29 57 -8 Riverside 3 mi E of Palm Springs (on Hiway 99) Comment
Read comments Aug 28 2011
  UC1922402  Geraea canescens Naomi Fraga, Lisa Rojas 2005-2-10 1405 Riverside Colorado Desert; Northeastern Colorado Desert region; Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 361 Comment
  UC61547  Geraea canescens Miss Mary McKibben 1904-5-1 Riverside Mecca Comment
  UCD132581  Geraea canescens P. C. Everett; E. K. Balls 1958-4-29 22956 Riverside US Hwy. 60/70 Indio to Blythe, 2.7 miles east of junction with Highway 99. 30 Comment
  POM8327  Geranium richardsonii Mary F. Spencer 1919-6-26 1225 Riverside Idyllwild, San Jacinto Mountains. 1524 Comment
  UCR157430  Gilia N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 185 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
  RSA523916  Gilia achilleifolia subsp. multicaulis G. H. True 1935-2-26 17 Riverside Mockingbird Canyon. 366 Comment
  HSC85272  Gilia angelensis Steve Boyd 1986-4-22 1776 Riverside Gavilan Hills: Plateau remnant on ridge E of Estelle Mtn., S of Dawson Canyon Comment
  RSA180286  Gilia angelensis E. W. Lathrop 1960-3-25 4684 Riverside 14 miles west of Murrieta. Comment
  UC217962  Gilia angelensis P. A. Munz and I. M. Johnston 1922-5-19 5350 Riverside 5 mi ne Murietta; ne of Murietta 457 Comment
  UCR19161  Gilia angelensis John C. Roos 1966-3-22 s.n. Riverside Moreno Valley, Edgemont. Comment
  RSA725667  Gilia australis Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10501 Riverside West side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains. Comment
  UC1563105  Gilia australis Steve Boyd, Tim Ross, and Laurel Arnseth 1989-4-1 3151 Riverside just sw Vail Lake Area dam; Vail Lake Area 487 Comment
  UC489136  Gilia capitata subsp. abrotanifolia C. V. Meyer June 1927-June 1929 Riverside Saunder's Meadow , Saunder's Meadow (San Jacinto Mts.) 1676 Comment
  UCR21019  Gilia diegensis W. W. Mayhew 1978-5-4 s.n. Riverside San Jacinto Mtns, 2 mi. east of Lake Hemet in Garner Valley. 1341 Comment
  JEPS69623  Gilia latifolia W. I. Follett 1942-3-22 130 Riverside 7.8 mi e Mecca (Colorado Desert); Colorado Desert Comment
  UCR20773  Gilia latifolia A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1325 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
  SEINET7063564  Gilia leptomeria A. G. Vestal 1947-4-8 s.n. Riverside About 6.8 miles south on Route 3. UTM Zone 11, 509589mE, 3707060mN. (WGS84/NAD83). 610 Comment
  CAS-BOT-BC407804  Gilia ochroleuca subsp. exilis P. A. Munz 1922-4-29 5098 Riverside Dripping Spring, Temecula Creek 518 Comment
  RSA0016279  Gilia ochroleuca subsp. exilis P. A. Munz 1922-6-27 5850 Riverside Santa Rosa Mountains: Santa Rosa. 2012 Comment
  RSA0017052  Gilia ochroleuca subsp. exilis A. C. Sanders, S. Hawkins 1996-4-24 18071 Riverside Morongo Indian Reservation, in Hathaway Canyon near Burro Flats. 915 Comment
  SBBG101670  Gilia ochroleuca subsp. exilis S. Boyd 1991-5-20 6278 Riverside NW of Lake Elsinore; lower Rice Cyn 0.5 mi E of Cleveland Nat Forest boundary 518 Comment
  UC73634  Gilia ochroleuca subsp. exilis Miss M. A. King 1893-1 Riverside Menifee Comment
  UC908938  Gilia ochroleuca subsp. exilis Herbert L. Mason 1926-4-30 3111 Riverside Temescal Canyon Comment
  RSA0017287  Gilia ochroleuca subsp. exilis N. C. Cooper 1945-5-24 1635 Riverside Big Oaks Canyon, Banning. 1220 Comment
  RSA0097447  Gilia stellata Scott D. White, Justin M. Wood 2009-4-29 12625 Riverside Little San Bernardino Mountains: City of Desert Hot Springs, Proposed development N of Pierson Blvd and E of Verbena Dr. Comment
  RSA770988  Gilia stellata J. Andre, T. La Doux 2009-2-25 10810 Riverside Chuckwalla Mountains: approx. 0.5 miles south of I-10 freeway at Eagle Mountain Road exit 414 Comment
  SD146072  Glinus lotoides A. C. Sanders, Mitch Provance 1999-9-26 23111 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 miles southeast of Jackrabbit Trail on Gilman Springs Road, 1.4 miles south of Eden Hot Spr 433 Comment
  UCD99616  Glinus lotoides D. E. Bramlet; A. C. Sanders, M. Costea, T. Salvato 1991-10-15 2821 Riverside Mystic Lake. This site is 198m S of Gilman Hot Springs Road, 1.22 km NW of Hwy 79 and 2.1 km S of Jackrabbit trail. 433 Comment
  UCR275274  Glinus lotoides T. B. Salvato, Gregg Miller 2005-6-7 1490 Riverside Peninsular Range, Gavilan Hills, Lindell (Stovepipe) Road north of Snake Road, c. 4.5 miles north-northwest of Lake Elsinore 640 Comment
  UCR151974  Gnaphalium californicum Steve Boyd, Aydee Virgen 2004-4-13 10845 Riverside Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon Comment
  UCR94954  Gnaphalium canescens subsp. beneolens Scott D. White 1996-8-15 4471 Riverside San Jacinto Mtns., Idyllwild Area: Alvin Meadows and unnamed canyon upstream. Upper margin of area that burned in July, 1996 1585 Comment
  UCR158136  Gnaphalium luteoalbum A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30118 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
  RSA741076  Gnaphalium palustre Scott D. White, Justin M. Wood 2008-6-17 12153 Riverside San Jacinto Mountains: South of Hwy 79 near Keen Camp Summit. 1402 Comment
  RSA788877  Gnaphalium palustre Gary D. Wallace 2003-7-8 4047 Riverside Hidden Lake. Comment
  UCR20862  Gnaphalium palustre Steve Boyd 1980-1 s.n. Riverside Perris Basin, Motte Reserve; rocky hills 2.5 mi NW of Perris 518 Comment
  RSA629020  Gnaphalium stramineum Scott D. White 1998-6-28 6797 Riverside Corona: River Road bridge over the Santa Ana River. 159 Comment
  JOTR30314  Guillenia lasiophylla La Doux, Tasha, Bill Truesdell, Erin Babich 2008-3-10 1747 Riverside Joshua Tree National Park. Stop # 3 Northwest end of Eagle Mountains, near road leading to Cottonwood Canyon. 898 Comment
  RSA90697  Gutierrezia californica F. W. Peirson 1920-12-28 5298 Riverside Murray Canyon near Palm Springs Comment
  UCR136160  Gutierrezia californica A. C. Sanders 2004-6-20 28212 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 305 Comment
  UCR199575  Gutierrezia californica Scott D. White, Angelia Carey 2004-7-2 10586 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Poppet Creek Canyon 610 Comment
  JOTR32636  Gutierrezia microcephala La Doux, Tasha, K. Matthews, S. Szabo, J. Van Warmerdam, B. Truesdell 2007-10-4 2558 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Convergence of Lower Covington Flat and Smith Water Canyon (Stop 3) 1362 Comment
  RSA0121079  Gutierrezia microcephala Sherwin Carlquist 1958-10-12 630 Riverside Riverside - San Bdo. co. line. Comment
  JOTR36389  Gutierrezia sarothrae La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, B. Truesdell, M. Wheeler 2012-10-2 3342 Riverside Joshua Tree National Park. Little San Bernardino Mtns: Pushwalla Canyon, approx 300 m from fork in road, up mouth of canyon Comment
  UCR163886  Haplopappus acradenius B. G. Pitzer 2001-11-4 4351 Riverside Peninsular Range; Santa Rosa Mountains, Carrizo Canyon, sheep guzzler c. 0.5 mi. SW of where Hwy 74 crosses canyon 701 Comment
  UCR85386  Haplopappus acradenius A. C. Sanders, P. J. MacKay, G. K. Helmkamp, J. M. Stewart, C. L. Sanders 1994-12-4 15879 Riverside Sonoran (Colorado) Desert, Salton Trough: Dos Palmas oasis area, San Andres palm grove, 1.75 km (1.1 mi) WSW of Rancho Dos Palmas, marked 'seep' on Durmid Q. -23 Comment
  RSA0066620  Harpagonella palmeri A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32568 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  CAS-BOT-BC309386  Helenium puberulum H. M. Hall 1901-8-1 s.n. Riverside Vicinity of Riverside 259 Comment
  RSA678926  Helianthemum scoparium var. scoparium Scott D. White, Michael Honer 2003-6-3 9469 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  SDSU13563  Helianthus annuus W. Miller with C. Mosse 1972-7-11 Riverside Comment
  UCR177315  Helianthus californicus Scott D. White, Michael Honer 2003-10-9 9816 Riverside San Jacinto Mountains, Pine Cove. Lily Creek just north of crossing at Hwy 243 1738 Comment
  SBBG8410  Helianthus gracilentus H. and M. Dearing 1940-6-8 4349 Riverside S of Ribbonwood, Palms to Pines Hwy Comment
  SD178127  Helianthus gracilentus A. C. Sanders 2004-5-12 27889 Riverside Elsinore Basin Region: Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek. At edge of riparian zone and on dry hills. 377 Comment
  SEINET959641  Heliotropium curassavicum A. C. Sanders 2004-1 28404 Riverside Perris-Aguanga Surface/Menifee Valley Region: Paloma Valley, large rocky hill (1762 ft) 1 mi. E of Nurrieta Rd. and 1 mi. N of Burdy Canyon Rd,. ca. 5 mile due south of Sun City (Romoland 7.5) 469 Comment
  RSA487433  Hemizonia fasciculata Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  SEINET7067549  Hemizonia fasciculata A. G. Vestal 1947-6-13 s.n. Riverside About 2.5 miles northeast of De Luz. Coordinate datum: NAD27. UTM Zone 11, 473710mE, 3702441mN. Comment
  UCR117087  Hemizonia kelloggii A. C. Sanders, T. B. Salvato 2001-5-16 24299 Riverside Perris-Aguanga Basin, S of Hemet, 1/4 mi. south of Gibbel Rd. about 1 mile east of State St., foothills forming east end of Diamond Valley, 1 mi. SSE of Hemet Butte, south of mouth of Avery Cyn. 518 Comment
  RSA94066  Hemizonia kelloggii F. W. Peirson 1924-6-21 4757 Riverside Temescal Canyon. 290 Comment
  RSA614684  Hemizonia mohavensis A. C. Sanders, Schram, D. Wappler 1994-10-4 15774 Riverside San Jacinto Mts.: N slope of the Mts.; Azalea Creek ca. 0.5 mile SW of the Twin Pines Ranch buildings, at road crossing just outside the ranch fence. 1067 Comment
  UCR199653  Hemizonia paniculata Justin M. Wood 2008-7-16 25 Riverside Perris/Elsinore Basin, Gavilan Hills at Temescal Wash, near Olsen Canyon, 'Morgan' property, Alberhill area 366 Comment
  UCR96696  Hemizonia paniculata A. C. Sanders 1995-11-26 17922 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga and Anza, south of Hwy 371 1311 Comment
  UCR90403  Hesperocnide tenella D. L. Banks, Steve Boyd 1995-5-9 0421 Riverside NW Palomar Mtns, Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, west of the Dripping Springs Alcove, west of Woodchuck Campground. 701 Comment
  SEINET10460726  Heterocodon rariflorum Hardham 1965-6-16 HARDHAM 12930 Riverside ALVIN MEADOWS SAN JACINTO MTNS Comment
  UC64541  Heteromeles arbutifolia H. M. Hall 1897-6-19 670 Riverside Comment
  UCR174367  Heteromeles arbutifolia A. C. Sanders 2006-5-19 32408 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
  RSA601195  Heterotheca fastigiata Scott D. White 1996-8-15 4473 Riverside San Jacinto Mtns. Idyllwild Area: Alvin Meadows and unnamed canyon upstream. (immed. adjacent to Idyllild topo) 1524 Comment
  CLARK-A1656-807  Heterotheca grandiflora Theo Glenn 1982-9-25 Riverside Snow Creek Comment
  UCR163988  Heterotheca grandiflora John F. Green 2005-11-2 s.n. Riverside Peninsular Range, Southern Santa Ana Mtns., Santa Rosa Plateau, La Cresta area, 2 miles NE of Squaw Mountain 640 Comment
  RSA0063011  Heuchera E. C. Jaeger 1939-5-28 s.n. Riverside Pinon Alta Flats. 1828 Comment
  UCR260190  Heuchera rubescens Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 4990 Riverside San Jacinto Mountains, Strawberry Creek below Strawberry Valley, c. 2.25 air mi southwest of Idyllwild 1540 Comment
  RSA432782  Hibiscus denudatus Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  UC897885  Hieracium horridum P. A. Munz 1922-7-6 6023 Riverside zigzag on trail from Tahquitz to Hidden Lake; San Jacinto Mts. 2377 Comment
  UCR25030  Hieracium horridum A. C. Sanders 1980-8-21 1773 Riverside San Jacinto Mtns., Foot of cliff along the Devil's Slide Trail above Idyllwild 2439 Comment
  UCR84841  Hilaria rigida A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16205 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, alluvial fan just east of the mouth of Whitewater Canyon between Windy Point & Hwy I-10, Coachella Valley 370 Comment
  RSA0016767  Hippuris vulgaris Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38147 Riverside San Bernardino National Forest, San Jacinto Mountains: Lake Fulmor. 1677 Comment
  RSA741155  Hirschfeldia incana Scott D. White, Justin M. Wood 2008-5-15 11991 Riverside Johnson Meadow. 1415 Comment
  UCD115104  Hirschfeldia incana K. Esau 1935-6-15 s.n. Riverside location unknown. Comment
  CAS-BOT-BC207511  Hoffmannseggia glauca Aven Nelson; Ruth Nelson 1939-3-30 3344 Riverside Hiway 70, between Mecca and Blythe Comment
  SD27992  Hoffmannseggia glauca Carl B. Wolf 1932-4-28 3069 Riverside 20 miles west of Blythe on the Mecca Road. 399 Comment
Read comments Mar 26 2011
  SEINET5554663  Hoffmannseggia microphylla R. H. Peebles, H. F. Loomis 1930-1 190 Riverside Near Shavers Well. Comment
  SBBG95145  Hoita macrostachya M. Hales 1977-11-6 Riverside Oasis de Los Osos, Snow Crk Cyn Comment
  RSA388402  Holocarpha virgata subsp. elongata R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61185 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  CAS-BOT-BC150023  Holodiscus discolor var. discolor H. M. Hall 1901-7-1 2465 Riverside [Tauquitz] Tahquitz Valley 2560 Comment
  RSA572999  Hordeum brachyantherum subsp. californicum Steve Boyd 1986-4-19 1717 Riverside Warm Springs Valley, Alberhill Creek E of Nichols Road. Comment
  UCR211715  Hordeum depressum Fred M. Roberts, Melissa Riedel-Lehrke 2006-4-18 6319 Riverside Perris Basin, San Jacinto Valley, west of Hemet, along west side of Warren Road, 0.1 km north-northwest of the junction of Warren Road and Esplenade Road, 1.5 km north-northwest of the summit of Tres Cerritos Hills 453 Comment
  CAS-BOT-BC280868  Hordeum marinum Scott D. White 1996-4-14 3892 Riverside Perris Basin, W Riverside Co. Perris Area: Near Perris Airport; ca. 100 m N of Case Rd. and 100 m W of San Jacinto River Channel 430 Comment
  POM352490  Hordeum marinum subsp. gussoneanum Christopher Davidson 1977-5-25 5637 Riverside Mesa de Burro, Santa Rosa Plateau area of Santa Ana Mountains. Southern California 701 Comment
  UCR83242  Hordeum vulgare N. M. Fellows 1982-4-14 s.n. Riverside Riverside, on the edge of Pigeon Pass Road north of Hwy 60 518 Comment
  UCR95957  Horkelia clevelandii Scott D. White 1996-8-1 4431 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  SD136763  Horkelia cuneata var. cuneata Steve Boyd, Tim Ross 1992-5-15 7404 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
  HSC79039  Hornungia procumbens A. C. Sanders 1985-3-7 5403 Riverside San Jacinto Valley, salt scald in barley fields 0.25 mi. S of the intersection of Bridge St. and Gilman Springs Rd. 457 Comment
  JEPS68629  Horsfordia alata Mrs. Ben L. Clary 1930-12-7 Riverside Coral Reef Ranch Coachella Comment
  SD212603  Hosackia oblongifolia T. B. Salvato, John F. Green 2004-5-27 604 Riverside Head of Banning Canyon close to the San Bernardino County line, 0.5 mile southeast of Oak Glen Conservation Camp. 1402 Comment
  RSA679986  Hulsea vestita subsp. callicarpha LeRoy Gross, Firoozeh Navidara, Valerie Soza 2003-6-23 1118 Riverside Black Moutain Road (4501), southeast of Black Mountain & northwest of Fuller Mill Creek. 2012 Comment
  UCSB26725  Hulsea vestita subsp. callicarpha Wilken, Dieter 1969-6-30 Riverside 1 mile south of Idyllwild, along Riverside County Road R1, San Jacinto Mtns. 1645 Comment
  UCR55323  Hydrocotyle ranunculoides L. F. LaPre 1988-7-22 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, at the begining of Oak Hill Trail, Nature Conservancy Preserve Comment
  SEINET10474740  Hymenoclea salsola Chris Dietrich, Mary Merello; Heidi H. Schmidt 1994-4-12 Dietrich 26 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
  JOTR29376  Hymenoclea salsola var. pentalepis La Doux, Tasha, Mike Bell 2006-5-10 1453 Riverside Joshua Tree National Park. East Deception Canyon Comment
  RSA429838  Hymenolobus procumbens E. C. Jaeger 1922-4-16 713 Riverside Covington Ranch, Morongo Valley 610 Comment
Read comments May 29 2011
  POM225666  Hymenothrix loomisii George Black 1936-11-4 s.n. Riverside Santa Fe Tracks at Southern end of Riverside, Comment
  SD140187  Hypochaeris glabra Scott White 1993-4-22 1230 Riverside North Alberhill Ranch, in hills north of Walker Canyon. 487 Comment
  JOTR16726  Hyptis emoryi Vanderspek & Nolte 1964-4-17 s.n. Riverside Joshua Tree National Park. Comment
  POM310159  Hyptis emoryi Hulda Crooks 1946-3-2 250 Riverside Palm Springs area. 139 Comment
  SEINET10836949  Hyptis emoryi David B. Dunn 1948-1-25 Dunn 3633 Riverside Found near quad 6 on the berkeley campus. Pushawalla canyon, indio hills of the colorado desert; w of indio Comment
  CDA5549  Ipomoea triloba T. C. Fuller 1962-10-2 9691 Riverside South of Avenue 60, 0.2 mile east of Jackson Street, ca. 6 miles south of Indio. 0 Comment
  POM359290  Isocoma acradenia E. C. Jaeger 1922-7-19 s.n Riverside Soboba Hot Spring. Comment
  JEPS19096  Isocoma acradenia var. eremophila S. B. Parish 1921-10-12 8350 Riverside Mecca Salton Basin -57 Comment
  SBBG8317  Isocoma acradenia var. eremophila H. and M. Dearing 1936-12-25 2340 Riverside Thousand Palms Cyn Comment
  UCR239245  Isocoma acradenia var. eremophila Thomas R. Stoughton, J. McConnaughy, A. Monks 2010-12-1 721 Riverside Sonoran (Colorado) Desert, Coachella Valley Preserve, c. 0.25 mile east of road. Site #3 305 Comment
  UCR113634  Isoetes howellii June Latting 1978-6-4 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, Mesa de Burro 610 Comment
  UCR96807  Isomeris arborea Bern Schwenn 1994-4-1 s.n. Riverside Sonoran (Colorado) Desert, Eagle Mountains, Hayfield Spring on the south side of the range. 700 Comment
  SEINET8518930  Johnstonella angustifolia K. L. Chambers, H. L. Chambers 2004-4-6 6387 Riverside Plain just S of S border of Joshua Tree National Park, Cottonwood Springs Road, 0.25 mile N of Hwy [Interstate] 10, 22 miles E of Indio. Comment
  UCR132830  Juglans californica A. C. Sanders, O. F. Clarke 1991-6-10 11130 Riverside Upper Santa Ana River/San Bernardino Valley, Riverside, along Spring Brook between Lake Evans (Fairmont Park) & the Santa Ana River 238 Comment
  RSA790106  Juglans hindsii R. E. Riefner Jr. 2011-9-10 11 -126 Riverside Santa Ana Canyon, end of Green River Rd. near entrance to Green River Golf Course. 125 Comment
  CAS-BOT-BC110072  Juncus acutus L. R. Abrams 1926-3-26 11071 Riverside Palm Canyon. Comment
  RSA44869  Juncus acutus subsp. leopoldii J. C. Roos 1948-5-15 3855 Riverside Lost Palms Canyon, Eagle Mountains., Colorado Desert. Comment
  SEINET10533289  Juncus acutus var. sphaerocarpus David B. Dunn 1946-3-17 Dunn 2102 Riverside In marshy area at pushawalla palms springs. Indio hills Comment
  HSC87024  Juncus balticus subsp. ater L. F. LaPre 1988-6-3 Riverside Indian Trails project site, Indian Truck Trail exit on W side of Hwy. 15 in Temescal Canyon, 1/4 mi. from the freeway Comment
  SD187306  Juncus bufonius Scott D. White, Angelia Carey 2004-5-7 10333 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 548 Comment
  SEINET3877664  Juncus bufonius N. Duane Atwood 1993-3-29 17733 Riverside Huntington Beach along Beach Blvd. ca. 1/2 mi. N of beach.; 0 Comment
Read comments Jul 20 2015
  UCR76178  Juncus bufonius A. C. Sanders 1993-4-5 13685 Riverside San Jacinto Valley, west edge of Hemet, along south side of Devonshire Ave. between Old Warren and Warren Roads, SW of Tres Cerritos and north of Florida Ave./ Hwy 74 460 Comment
  UCR96895  Juncus bufonius Scott D. White 1993-3-12 1150 Riverside Perris-Aguanga Basin Region, near Winchester; Old Salt Creek Channel, between new flood control channel and Patton Ave 445 Comment
  UCR100779B  Juncus bufonius var. bufonius Robert Noll 1998-6-17 s.n. Riverside Murrieta area, De Portola Road near Lake Skinner 400 Comment
  UCR100779A  Juncus bufonius var. congestus Robert Noll 1998-6-17 s.n. Riverside Murrieta area, De Portola Road near Lake Skinner 400 Comment
  UC1532809  Juncus bufonius var. occidentalis Robert F. Thorne and Earl Lathrop 1975-5-20 45500 Riverside Rancho California Santa Rosa Plateau, Mesa de Burro 609 Comment
  UCR24965  Juncus duranii A. C. Sanders 1980-8-23 1755 Riverside San Jacinto Mountains, Black Mountain; c. 100 yards above Black Mtn. Campground along a small stream 2241 Comment
  UC1931209  Juncus effusus Scott D. White, Justin Wood 2008-6-18 12233 Riverside San Jacinto Mountains: K Flat Meadow. Comment
  RSA801817  Juncus longistylis LeRoy Gross, Evan Meyer 2013-5-21 6111 Riverside West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley. Started near 33.72895N, 116.73415W. And ended at Inspiration Point. 1631 Comment
  UCR90339  Juncus macrophyllus Scott D. White 1995-6-29 3410 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  RSA368247  Juncus mexicanus L. C. Wheeler 1933-12-2 2321 Riverside U.S. 99, 2 miles NW Whitewater Station 366 Comment
  SDSU11812  Juncus mexicanus H. Wedberg 1962-7-28 994 Riverside In Hemet Meadow, about 1 mile S from Herkey Creek Publ. Campgr. on the road to Santa Rosa Summit, San Jacinto Mts. 1372 Comment
Read comments Jan 24 2013
  RSA500194  Juncus rugulosus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3550 Riverside Vail Lake area, pond and freshwater marsh in Kolb Crk. just south of the lake. Comment
  POM259167  Juncus saximontanus Phillip A. Munz 1938-8-14 15345 Riverside Virgin Spring, Santa Rosa Peak. 2287 Comment
  RSA621443  Juncus textilis Darin L. Banks 1997-11-15 2193 Riverside NW Palomar Mountains, Agua Tibia Mountains: North face of Dorland Mountain, on the north side of the Dorland Mountain Arts Colony. 549 Comment
  SD136978  Juncus tiehmii Steve Boyd, Tim Ross 1992-5-15 7390 Riverside Southern Santa Ana Mts,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. Local about vernally active seepage in shallow draw in burned chaparral. 671 Comment
  UCR39205  Juncus xiphioides M. Roskey, F. Boyen 1985-5-28 524 Riverside Transverse Range, Big Morongo Preserve of The Nature Conservancy. south of Morongo Valley, main canyon - 2 mi downstream, where the old gate stood. 640 Comment
  CAS-BOT-BC234573  Justicia californica Walter Wm. Zabriskie 1973-2-8 103 Riverside West side of jeep road leading to Coyote Canyon from Deep Canyon Research Center road; N slope Santa Rosa Mts. 292 Comment
  POM292850  Justicia californica Robert Benson, Lyman Benson 1952-4-8 14857 Riverside 2 miles west of Shaver Summit east of Indio, U. S. 66 610 Comment
Read comments Mar 26 2011
  RSA5372  Justicia californica B. D. Stark 1932-6-17 3753 Riverside East end of Box Canyon, Colorado Desert. 183 Comment
  SJSU127  Justicia californica C. D. Duncan 1933-3-25 Riverside between Mecca & Shavers Well Comment
  RSA778521  Kallstroemia californica Amber Swanson, Linda Jean Foster 2011-10-8 636 Riverside Large wash off Blythe Rice Rd 270 Comment
  CAS-BOT-BC235500  Keckiella antirrhinoides Peter H. Raven 1958-5-17 12934 Riverside 3.4 miles south-east of Banning on road to Idyllwild, San Jacinto Mountains Comment
  UCSB41257  Keckiella antirrhinoides Cowan, Clark 1978-4-25 Riverside 6.7mi(10.7 km) SW on 74 from jct w/ 71; 4.6 mi(7.3 km) from Lake Elsinore; Sta. Ana Mts; Cleveland Nat. Forest Comment
  NY786518  Keckiella antirrhinoides var. antirrhinoides C. B. Clokey 1930-4-15 4742 Riverside Perres-Gavilan Peak 650 Comment
Read comments Jul 5 2010
  UCR104940  Keckiella antirrhinoides var. antirrhinoides A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20698 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
  NY786709  Keckiella antirrhinoides var. antirrhinoides C. C. Parry 1876-1 301 Riverside Comment
  UCSB26203  Keckiella ternata Gliessman, Stephen 1968-7-17 Riverside on north side of Little Thomas Mountain Road; 2.6 miles north of junction with Highway 74 1524 Comment
  CDA3136  Kochia scoparia Scott D. White 1998-7-4 6846 Riverside Corona: River Road bridge over the Santa Ana River. Comment
  CAS-BOT-BC61421  Krameria bicolor Geo. B. Grant 1906-5-1 6786 Riverside Colorado desert at Palm Springs, southern California Comment
  SD21520  Krameria bicolor Frank F. Gander 1938-5-21 5762 Riverside Shaver's Summit Comment
  UCD107079  Krameria bicolor Richard Bates 1949-4-26 s.n. Riverside Cathedral City. Comment
  SEINET270933  Krameria erecta Richard J. Shaw 1958-5-10 1111 Riverside 3 miles above Palm Desert. Palms to Pine Highway 610 Comment
  RSA611824  Krameria grayi C. Epling, Wm. Robinson 1933-6-24 s.n. Riverside Little San Bernardino Mountains: Near Morongo Pass Comment
  UC1929495  Krameria grayi Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10464 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
  UC472703  Krameria grayi M. F. Spencer 1922-4-28 405 Riverside Chino Canyon Palm Springs (Palm Springs); Colo. Desert, , Chino Canyon <Colorado Desert> Comment
  RSA714018  Kyllinga brevifolia R. E. Riefner 2004-9-25 4 -443 Riverside City of Corona; Grenn River Rd. ca 0.8 mi S of 91 Freeway overpass, Green River Golf Course at Santa Ana River. 153 Comment
  SD178133  Laennecia coulteri A. C. Sanders 2004-5-11 27844 Riverside Elsinore Basin Region: Alberhill Mountain, former clay mine area ca. 1 mile southeast of Alberhill. Margins of muddy pool in old clay pit. Around high water line of pool and in upper parts of dried bed. 438 Comment
  RSA489113  Lamarckia aurea L. F. LaPre, J. Easton 1988-1-27 s.n. Riverside Santa Rosa Plateau; Mesa de Burro, Santa Rosa Springs Ranch Comment
  UCR1580  Lamium amplexicaule R. L. Needham 1962-3-21 10001 Riverside Riverside, front lawn at 3560 Holding Street. 259 Comment
  UCR178839  Lamium amplexicaule T. B. Salvato, Jeffrey Ross, B. G. Pitzer 1998-3-25 MOR- 1036 Riverside San Bernardino Mtns., Morongo Indian Reservation, Potrero Canyon, 0.2 mi. east of N-S Potrero Canyon Rd. on dirt road to Corral Canyon, junction at Bench Mark 3054', Tree Stand P-08 930 Comment
  UCD118412  Langloisia setosissima subsp. punctata C. L. Hitchcock 1966-3-21 24338 Riverside at summit of pass through Sheep Hole Mountains, about 40 miles south of Amboy. Comment
Read comments Mar 2 2013
  CAS-BOT-BC403899  Laportea A. C. Sanders; S. Morgan 1995-11-30 17926 Riverside Riverside: weed in the UCR Botanic Garden. 365 Comment
  HSC21920  Larrea tridentata J. J. Wagoner 1965-4-12 27 Riverside 8 mi. NE of Palm Springs in Whitewater Canyon. Comment
  SEINET10779066  Larrea tridentata J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12827 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
  UCR161365  Larrea tridentata Mark A. Elvin 2005-4-25 4222 Riverside Northern Sonoarn Desert, Coachella Valley; N of Palm Springs; N of 110; south of Dillon Road; east of Indian Avenue 244 Comment
  UCR90004  Larrea tridentata A. C. Sanders 1992-6-4 12344 Riverside Moreno Valley: March Air Force Base, west of I-215, south of Van Buren Ave., SW corner of Air Force Village West, site of former (WWII) Camp Hahn 488 Comment
  VVC519  Larrea tridentata W. W. Mayhew 1959-2-3 s.n. Riverside Colorado Desert, 10 miles east of Desert Center. 198 Comment
  UC55736  Lastarriaea coriacea H. M. Hall May, 1901 Riverside West Riverside Comment
  UC63395  Lastarriaea coriacea H. M. Hall 1904-5-29 4964 Riverside vicinity of Riverside 304 Comment
  UCD133644  Lasthenia coronaria Steve Boyd; Tim Ross, Laurel Arnseth 1989-4-1 3106 Riverside Vail Lake area. At north base of rounded knob 1.25 miles WSW of dam. 609 Comment
  RSA550485  Lasthenia glabrata subsp. coulteri D. E. Bramlet 1992-4-29 2246 Riverside San Jacinto Nuevo Y Potrero. The site is located some 150m to 762m. Wst of Gilman Springs Road (Hwy 79) just northwest of the Quail Ranch golf course. It is approximatly 600m to 1300m south of Bold Style Ave. 435 Comment
  POM361595  Lasthenia gracilis N. C. Cooper 1947-4-5 2099 Riverside Alamos Canyon, Elsinore 762 Comment
  UCR225592  Lasthenia gracilis A. C. Sanders, T. B. Salvato 2011-3-29 38884 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
  UCR166151  Lathyrus vestitus T. B. Salvato, John F. Green 2004-5-27 569 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
  UCR122545  Lathyrus vestitus subsp. vestitus George K. Helmkamp, E. A. Helmkamp 2001-5-20 6675 Riverside San Jacinto Mountains., Apple Canyon Rd, 1.5 mi NE of CA-74 1463 Comment
  JOTR16603  Layia glandulosa Walters, Jim 1967-3-14 s.n. Riverside Joshua Tree National Park. ONE MILE NORTH OF SQUAW TANK Comment
  SD239606  Layia platyglossa A. C. Sanders, T. B. Salvato 2011-3-28 38807 Riverside Peninsular Range: Perris-Aguanga Basin Region: Menifee Valley, between Sun City and Perris, from McLaughlin & Evans roads intersection east to I-125 Fwy (Romoland 7.5'Q) 434 Comment
  UC1537069  Layia platyglossa Gordon H. True Jr. 1935-3-16 91 Riverside Mockingbird Canyon 365 Comment
  UC1979554  Layia platyglossa Darin L. Banks, Steve Boyd 1995-5-9 380 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. Comment
  UCR214905  Layia platyglossa A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37679 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on N side of I-15, near Temescal Canyon Rd. undercrossing and N of Concordia Ranch Rd. 402 Comment
  RSA0045153  Layia platyglossa Andrew Haimov, April Sleigh 1992-4-14 75 Riverside 25 meters east of Davis Road, 1 1/2 miles north of Ramona Expressway, San Jacinto Wildlife Area access road, north of Jacinto River. Comment
  POM184246  Layia platyglossa subsp. campestris P. A. Munz 1932-3-24 12022 Riverside North of Elsinore. 305 Comment
  RSA0001368  Layia ziegleri L. B. Ziegler 1966-6-1 s.n. Riverside Between Mountain Center and Keen Camp summit, San Jacinto Mts. 1448 Comment
  UCR24002  Leersia oryzoides John C. Roos 1965-11-4 s.n. Riverside Riverside, outlet of lake at Fairmont Park 238 Comment
  RSA633881  Lemna gibba Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38150 Riverside San Jacinto Mountains: San Bernardino National Forest. Lake Fulmor. 1615 Comment
  SEINET10449124  Lepidium David B. Dunn, Dhogo; Schroeder, (UMO); Bruskin; A. Folsom 1948-3-14 Dunn 3757 Riverside Found in wash above quad. 6. Indio hills, colorado desert. Near pushawalla. Comment
  POM13783  Lepidium dictyotum P. A. Munz, I. M. Johnston 1922-5-5 5153 Riverside Mystic Lake, near Moreno. 427 Comment
Read comments Mar 20 2011
  UCR85571  Lepidium dictyotum var. acutidens Julie A. Greene 1993-4-3 1109 Riverside San Jacinto Valley, San Jacinto Wildlife Area. Around pond #3 441 Comment
  RSA485839  Lepidium fremontii T. S. Elias 1988-2-26 10677 Riverside Joshua Tree National Monument, Cottonwood Spring region, along trail from Mastodon Peak to Lost Palms Oasis. Comment
  JOTR35341  Lepidium fremontii var. fremontii Harding, Mitzi, Mark Wheeler 2012-2-28 107 Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; steep-walled, shallow, north-flowing canyon with rocky wash bottom (Stop 4) 361 Comment
  RSA49168  Lepidium lasiocarpum P. A. Munz 1949-4-13 13 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  UCR266340  Lepidium latipes D. E. Bramlet 1994-4-22 2371 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, 6.7 km SW of Hemet at the Dilworth property, NE of Winchester, north of the railroad tracks and east of California Ave. 457 Comment
  UCR135814  Lepidium nitidum A. C. Sanders, Guy Bruyea 2004-4-2 27445 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 335 Comment
  UCR92690  Lepidium pinnatifidum A. C. Sanders, K. D. Jones, D. Malueg 1996-4-20 18054 Riverside San Jacinto Valley, San Jacinto River between Nuevo and Lakeview, from 11th to 13th Streets, E side of the river channel 433 Comment
  RSA761277  Lepidium virginicum Shawn Krosnick, Naomi Fraga, Lucinda A. McDade 2010-8-14 677 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  SD136872  Lepidium virginicum Steve Boyd 1992-4-14 6838 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area, Western Flank of Bluewater Canyon along Bluewater Trail 341 Comment
  UCR256747  Lepidium virginicum var. robinsonii T. B. Salvato, Matthew Malle 2013-4-15 7536 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
  CDA23632  Lepidospartum squamatum Mike Lahti 2008-8-19 PDR# 1473307 Riverside Hemet, 41801 East Benton Rd. 0 Comment
  UCR19539  Lepidospartum squamatum John C. Roos 1965-10-12 s.n. Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Whitewater Comment
  UCD64077  Leptochloa fusca subsp. uninervia Paul Popenoe 1920-12-11 Riverside Thermal. Comment
  UC23414  Leptodactylon californicum A. J. McClatchie May 1892 27 Riverside near Elsinore; near Elsinore Comment
  RSA525463  Leptosiphon androsaceus Steve Boyd, D. E. Bramlet 1990-4-29 4509 Riverside Lake Skinner County Park, SE base of Bachelor Mountain. Comment
  RSA0074209  Leptosiphon floribundus Thekla Mohr 1920-5-1 s.n. Riverside [Glen] Ivy Canyon, Temescal. Comment
  SD146193  Leptosiphon liniflorus A. C. Sanders, S. D. Boyd, Mitch Provance, J. Ross 1998-10-25 22296 Riverside Anza area; Cahuilla Valley, 5.5 miles west of Bautista Rd. on Highway 371. 1052 Comment
  RSA735985  Leymus condensatus Scott D. White, Justin M. Wood 2008-5-29 12041 Riverside West of Beaumont, near SR-60 crossing over San Timoteo Creek. 610 Comment
  SEINET1909735  Leymus condensatus Sarah De Groot, Beth Kampton 2006-1 5207 Riverside San Jacinto Mountains: Dirt road heading east from Castille Canyon Road toward Indian Creek, west of Poppet Flat. 490 Comment
  RSA716346  Limonium ramosissimum R. E. Riefner 2006-8-2 6 -356 Riverside Temescal Valley, W side of I-15 Freeway, ca. 1.1 mi N of Temescal Canyon Rd. 289 Comment
  UCR187317  Limosella acaulis Naomi Fraga, Ilene Anderson, Mike Hamilton, Michael Wall, Gary Wallace 2006-9-7 1774 Riverside Peninsular Ranges; San Jacinto Mountains region, Mount San Jacinto State Park, Hidden Lake 2652 Comment
  RSA0019477  Linanthus arenicola J. Andre, G. L. Clifton, Ron Kelley 2013-3-21 24385 Riverside West Riverside Mountains; at base of NW corner of range where sand ramps West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley., Started near 33.72895N, 116.73415W. And ended at Inspiration Point, near run up against granitic bouldery slopes, about 10 miles SW of Vidal Jct., 3 miles south of Grommet RR xing at Highway 62. 363 Comment
  RSA0104451  Linanthus dianthiflorus Duncan S. Bell, LeRoy Gross 2015-2-17 7750 Riverside San Gorgonio Wilderness area; Whitewater Canyon; about 1.75 air miles northwest of the trout farm, in the vicinity of Red Dome. 796 Comment
  SEINET3087902 Image available Linanthus dianthiflorus A. C. Sanders, J. Dice, Rose Woodard, D. Woodard 1995-3-29 16241 Riverside San Jacinto Mtns./San Gorgonio Pass: alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village. Comment
Read comments Dec 31 2017
  UCR277166  Linanthus dianthiflorus Robert J. Steers, Chris E. True 2008-3-25 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Snow Creek Canyon, north of Snow Creek Village NE of where the Pacific Crest Trail crosses Snow Creek Rd. 364 Comment
  POM364582  Linanthus dianthiflorus subsp. dianthiflorus M. B. Dunkle 1932-3-25 2954 Riverside 4 miles south of Banning. 457 Comment
  RSA495821  Linanthus dianthiflorus subsp. dianthiflorus Steve Boyd, T. S. Ross, L. Arnseth 1989-3-12 2932 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  JEPS58381  Linanthus dichotomus W. L. Jepson 1914-5-18 5994 Riverside n of Indio (Pinyon Well); Colorado Desert Comment
  UCR240621  Linanthus floribundus Tracy Tennant, Mitch Provance 1998-6-16 MOR- 409 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon 1098 Comment
  JEPS58457  Linanthus lemmonii W. L. Jepson 1901-5-20 1324 Riverside Chalk Hill to Thomas Valley; San Jacinto Mts. 1219 Comment
  UC880259  Linanthus lemmonii P. A. Munz 1922-4-29 5033 Riverside Temescal Canyon Comment
  UCR48511  Linanthus lemmonii Steve Boyd 1986-4-2 1633 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  RSA752781  Linanthus liniflorus Scott D. White, Justin M. Wood 2009-5-21 12845 Riverside San Jacinto Mountains: McMullen Flat area, 0.35 N on Valley Hi Dr, from intersection w/ Twin Pines Rd. 1195 Comment
  UC354453  Linanthus liniflorus Edmund C. Jaeger 1925-5-1 Riverside Aguanga 883 Comment
  UC23767  Linanthus parviflorus H. M. Hall 1896-4-3 272 Riverside near Riverside Comment
  SEINET14377214  Linanthus pungens H. M. Hall 1901-6 2130 Riverside San Jacinto Mountains 1524 Comment
  UC1930033  Linum lewisii Scott D. White, Justin Wood 2008-6-16 12146 Riverside San Jacinto Mountaims: Meadow at Quinn Flat. Comment
  UCR84063  Lippia nodiflora A. C. Sanders, L. Ard 1994-7-11 15059 Riverside San Bernardino Mtns., Cherry Valley, irrigated landscaping at the Edward Dean Museum, Oak Glen Road, 1 mi north of Orchard St. 1000 Comment
  UCR241490  Lithophragma Tracy Tennant, Jeffrey Ross 1998-5-21 MOR- 251 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Hathaway Creek Canyon, NW of Cabazon 976 Comment
  SBBG69642  Lobelia cardinalis M. D. Clary 1928-7-7 Riverside Snow Crk, Mt San Jacinto Comment
  UCR158759  Lobularia maritima S. J. Myers 1993-1-22 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, SW of Mesa de Colorado, Carancho Rd. at Tortuga Rd. 396 Comment
  CAS-BOT-BC174465  Loeflingia squarrosa Steve Boyd 1986-4-19 1699 Riverside Temescal Canyonk: E side of Indian Wash between I-15 and Temescal Canyon Road Comment
  SD8195  Loeflingia squarrosa Daniel Cleveland 1882-5-2 Riverside San Jacinto Plain. 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
  RSA691965  Logfia filaginoides Scott D. White 2001-4-18 8359 B Riverside Coachella Valley: Palm Springs. NE corner of Sunrise Dr. and San Raphael Dr. (Palm Springs) 152 Comment
  UCR155816  Lolium perenne 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
  SEINET1869746  Lolium rigidum Walter Graves 2002-1 502 -15 Riverside Riverside: grown at U.C.R. in Agricultural Operations Fields. 305 Comment
  SD144086  Lomatium lucidum A. C. Sanders, T. Thomas, O. Clarke 1997-5-4 20638 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
  UCR91592  Lomatium lucidum D. L. Banks 1995-4-11 0177 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn, east of the Dripping Springs Alcove, along the Dripping Springs Trail 829 Comment
  JOTR32144  Lomatium mohavense La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2300 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Exposed aplite vein forming a prominent rib line with loose, cobble slope surrounding it (Stop 3) Comment
  CLARK-A1045-187  Lomatium utriculatum George K. Helmkamp 1979-5-5 Riverside Santa Ana Mountains end of road; Wildomar 7.5'Q Comment
  UCR34985  Lomatium utriculatum L. B. Ziegler 1969-5-5 345 Riverside Peninsular Ranges, San Jacinto Mtns, Hemet Valley ( = Garner Valley), near Pine Meadows 1437 Comment
  UC1125262  Lonicera interrupta R. St. John 1929-3-8 11 Riverside Potrero Canyon San Jacinto Quadrangle 762 Comment
  POM296448  Lonicera subspicata Lyman Benson 1945-11-10 11912 Riverside 5 miles east of Temecula. 457 Comment
  SD234349  Lonicera subspicata Wayne Law, Jun Hu 2000-5-16 20 Riverside Peninsular Ranges; Santa Ana Mtns.: Eastern edge of Cleveland National Forest, above Temescal Valley in Indian Canyon, 11.8 mi S of Corona (Alberhill 7.5'Q) 395 Comment
  RSA16379  Lonicera subspicata var. denudata Percy C. Everett 1935-6-17 7140 Riverside Santa Ana Mountains, near Glen Ivy Resort on Coldwater Canyon Trail to Santiago Peak. 457 Comment
  UC219569  Lonicera subspicata var. denudata P. A. Munz 1922-6-25 5823 Riverside Hemet Valley to Vandeventer; San Jacinto Mts. 1432 Comment
  CDA27176  Lotus argophyllus T. C. Fuller 1964-4-14 11831 Riverside Bench above wash of Whitewater Canyon, 4.4 miles north of Whitewater. 0 Comment
  UCR102919  Lotus argophyllus George K. Helmkamp 1998-4-3 3092 Riverside Coachella Valley, Mission Creek, the Wildlands Conservancy Preserve, 1.1 mi. NW of the ranch house beside a gauging staion along the creek 747 Comment
  UCR116899  Lotus argophyllus A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24195 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, c. 1/4 mi. north of Newport Rd. and 3/4 mi. east of State St. 506 Comment
  SDSU13582  Lotus corniculatus W. Miller with C. Mosse 1972-7-11 Riverside Comment
  JEPS55421  Lotus crassifolius var. crassifolius Carl V. Meyer 1927-6-1 Riverside Saunders Meadow San Jacinto Mt. Comment
  POM46826  Lotus hamatus Mary F. Spencer 1920-3-29 1453 Riverside In desert sand near Tahquitz Canyon, Colorado Desert Comment
  RSA523533  Lotus hamatus Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 3992 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 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
  RSA342542  Lotus heermannii R. F. Thorne, W. A. Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54089 Riverside San Bernardino Mountains: Flood plain (wash) along Whitewater River, ca. 3.0 miles N of Whitewater Post Office. 591 Comment
  RSA751426  Lotus heermannii A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35574 Riverside May Valley c. 1.25 mi SW of Fleming Ranch, slope below May Valley Rd. toward meadow on nameless tributary NW of Herkey Crk., north of Bonita Vista Rd. 1585 Comment
  RSA726581  Lotus humistratus Naomi Fraga, Sarah J. De Groot, Lisa Rojas, Leland Lubinsky 2005-2-10 1426 Riverside Along Palen Road near Hwy 177. 170 Comment
  UCR250200  Lotus humistratus A. C. Sanders 2014-4-23 41045 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
  RSA740618  Lotus nevadensis Scott D. White, Justin M. Wood 2008-6-18 12252 Riverside San Jacinto Mountains: Meadow N/W of Keen Camp Summit, S/W of hwy 79. 1402 Comment
  UCR199631  Lotus nevadensis var. davidsonii Scott D. White 2004-4-26 10251 Riverside San Jacinto Mountain Foothills, Soboba Indian Reservation, Indian Creek Watershed 671 Comment
  RSA719528  Lotus nevadensis var. nevadensis Naomi Fraga 2006-7-11 1713 Riverside Mount San Jacinto State Park, Hidden Lake. 2652 Comment
  JEPS55554  Lotus oblongifolius var. oblongifolius Marjorie Clary 1929-7-8 18 a Riverside Snow Creek San Jacinto Mts. Comment
  UCR256782  Lotus purshianus T. B. Salvato, Matthew Malle 2013-5-20 7574 Riverside Perris-Aguanga Basin, Menifee, east of Railroad Canyon and west of Hyw I-215. Murrieta Road between Newport Road and La Piedra Road 454 Comment
  UCR30492  Lotus purshianus John C. Roos 1952-5-26 5721 Riverside Haas' Ranch, Reche Canyon 457 Comment
  CLARK-A1528-2805  Lotus rigidus John C. Roos 1966-2-12 Riverside Chuckwalla Mountains Comment
  SFV21861  Lotus rigidus J. R. Pucci 2001-4-13 18 Riverside Santa Rosa Mountains Highway 74 near Pinyon Flat Campground. 1220 Comment
  UC33595  Lotus rigidus H. M. Hall 1902-4-12 2841 Riverside Coyote Canyon, w borders of Colorado Desert Colorado Desert 152 Comment
  UCSB16928  Lotus rigidus Dennis E. Breedlove 1962-3-11 1893 Riverside collected 8.0 mi SW, along State Highway 74 Palm Desert - Palm Desert and State Highway 74 640 Comment
  CSUSB1253  Lotus salsuginosus Steven Wickler 1974-4-21 Riverside San Jacinto Valley. Immediately off of Hemet- San Jacinto off ramp, 8 miles east of Riverside on US 60. 289 Comment
  RSA735321  Lotus salsuginosus var. brevivexillus Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11254 Riverside Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 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. Comment
  CLARK-A1528-2806  Lotus strigosus John C. Roos 1952-4-9 5479 Riverside Riverside 259 Comment
  RSA28287  Lotus strigosus Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA503427  Lotus strigosus J. D. Olmsted 1962-5-10 3664 Riverside West of crest between Sandia and DeLuz Creeks along Murrieta to DeLuz Road. 206 Comment
  RSA786103  Lotus strigosus C. P. Cowan 1978-4-25 1267 Riverside 5.1 miles (8.1 km) west on Hwy. 74 from jct. with 243, approaching Hemet. San Jacinto Mts. Whittaker transect no. W-228. 1370 Comment
  UCR269115  Lotus strigosus Orlando Mistretta, Duncan S. Bell, et al. 2010-4-12 4502 Riverside San Bernardino Mountains, Whitewater Canyon, along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center, Whitewater Trout Farm, in the vicinity of Bonnie Bell 526 Comment
  UCR88305  Lotus strigosus A. C. Sanders, K. C. Rose 1995-4-5 16374 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  RSA621874  Lotus strigosus var. hirtellus R. S. Woglum 1937-5-22 590 Riverside Santa Rosa Mountains. Comment
  UCR245962  Lotus strigosus var. tomentellus Duncan S. Bell 2009-3-8 78 Riverside Arica Mountains, NW side of range, c. 3.2 air miles NW of Priest Well, or c. 6.5 air miles SW of ghost town of Rice 513 Comment
  RSA278982  Lotus tomentellus B. A. Prigge 1978-3-23 2432 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  RSA457754  Lotus tomentellus Steve Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2121 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  UC2030128  Ludwigia peploides subsp. peploides Robert F. Thorne, J. P. Simon, and C. W. Tilforth 1969-6-24 38144 Riverside SAN JACINTO MOUNTAINS: San Bernardino National Forest. Lake Fulmor. Comment
  RSA674574  Lupinus albifrons var. albifrons Scott D. White 2000-5-3 7761 Riverside Temecula Area: Near Wolf Valley. Valley and hillsides along unnamed tributary to Temecula Creek, directly S of Red Hawk subdivision. 351 Comment
  UC668416  Lupinus andersonii Annie M. Alexander and Louise Kellogg 1941-5-4 2113 Riverside Joshua Tree National Monument 1249 Comment
  RSA48410  Lupinus arizonicus E. K. Balls 1949-4-2 12895 Riverside Between Mecca and Mortmar on Hwy 111 -61 Comment
Read comments Jun 24 2012
  SD185221  Lupinus arizonicus John F. Green 2005-2-2 Riverside Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, ca. 3.0 miles east of Desert Beach. 24 Comment
  SEINET8043502 Image available Lupinus arizonicus Duncan S. Bell, Evan Meyer 2014-1 6521 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1 air mile northwest of Canyon Spring. 422 Comment
  UC1979880  Lupinus arizonicus Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-4-27 1079 Riverside Colorado Desert; Northeastern Clorado Desert region: Shavers Well area of Mecca Hills. Comment
  UCR165300  Lupinus arizonicus 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
  UCR89561  Lupinus arizonicus George K. Helmkamp 1994-3-10 42- 08 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
  UCSB42384  Lupinus arizonicus Corsino, Linda 1980-3-24 Riverside Near intersection of Interstate 10 and South entrance to Joshua Tree National Monument 289 Comment
  RSA781184  Lupinus arizonicus D. Silverman, Mark Bibbo 2010-3-31 7887 Riverside East flank bajada of the McCoy Mountains, one mile W of Black Creek Road, 5.3 km N of I-10 and 6.5 km ENE of McCoy Peak 175 Comment
  RSA487451  Lupinus bicolor Bill Wagner 1988-3-9 s.n. Riverside Grain field at Benton Rd. and San Diego aqueduct, 1/2 mile E of Winchester Rd., NE of Murrieta. 412 Comment
  RSA644152  Lupinus bicolor Scott D. White, Mike Wilcox 1995-7-13 3474 Riverside NE Santa Ana Mtn foothills. Alluvial fan below [unnamed] canyon. +/- 1/4 mi SW of Grand Ave. (City of Lake Elsinore), directly downslope from hairpin turn on SH 74. 488 Comment
  SD51939  Lupinus concinnus Reid Moran 1962-7-7 9868 Riverside Strawberry Creek, 2.0 miles southwest of Idyllwild, San Jacinto Mountains. 1550 Comment
  RSA619246  Lupinus concinnus subsp. orcuttii R. S. Woglum 1937-5-22 565 A Riverside Santa Rosa Mountains. Comment
  POM157901  Lupinus densiflorus var. lacteus Philip A. Munz 1927-5-20 10792 Riverside Murrieta Hot Springs. Comment
  UCR213534  Lupinus excubitus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37801 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, west of dirt extension of Lake St., 1.0 mi. NW (341 deg. ) of intersection of I-15 and Lake St. 526 Comment
  CAS-BOT-BC216697  Lupinus excubitus var. excubitus P. C. Everett 1935-6-18 7182 Riverside 1 mile from Ortega Highway, Main Divide Motorway to Santiago Peak, Santa Ana Mountains 731 Comment
  UC729971  Lupinus excubitus var. hallii Carl B. Wolf 1932-5-25 3687 Riverside n Banning (Gilman Ranch in the foothills, in small canyon); foothills n of Banning 853 Comment
  UCR281482  Lupinus excubitus var. hallii Mitch Provance, Matt K. Beyers, Jeremiah George, John Hazlett 2017-4-4 417- 91 Riverside Gavilan Hills, SCE transmission route (projected) 0.6 miles NNW of Lake St. and Walker Canyon Rd. 152 Comment
  RSA581746  Lupinus hirsutissimus M. Wall, L. Fuentes 1995-4-13 97 Riverside San Jacinto Mountains, along Hwy 243, 3.0 miles south of Interstate 10 out of Banning, road pull out north of sloping, broad Canyon, 1993 burn area. Comment
  RSA652184  Lupinus hirsutissimus Jim M. Morrow 1959-5-10 s.n. Riverside Near Teneja road, Vail ranch, appx. 5 mi. South of Murrieta. 677 Comment
  RSA678414  Lupinus hirsutissimus Michael Wall 2003-4-6 312 Riverside Vacant lot off Ramona Expressway at Donna Ave adjacent to Soboba Health Clinic. Property for sale and future housing development. 506 Comment
  UCR92533  Lupinus hirsutissimus Scott D. White 1995-8-23 3583 Riverside San Jacinto Valley, San Jacinto River, just north of City of San Jacinto boundary, c. 1 mi SE of bridge at State Street 463 Comment
  RSA87183  Lupinus hyacinthinus Joseph A. Ewan 1930-8-31 2145 Riverside Hidden lake, San Jacinto Mts. 2744 Comment
  UC454094  Lupinus hyacinthinus I. J. Condit 1910-6-23 Riverside San Jacinto Mt. 2895 Comment
  RSA413762  Lupinus longifolius Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  RSA619547  Lupinus microcarpus D. L. Banks 1997-5-5 1996 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 south fork of Pechanga Creek. 396 Comment
  OBI42678  Lupinus sparsiflorus B. Pitzer & K. Kirtland, K. Kirtland 1986-5-20 224 Riverside Butterfield State Ranch development, in the hills on the N side of Pauba Valley, in the Rancho Calif Area, 1mi S of Buck Mesa on the E side of Butterfield State Rd T7S, R2W, sec 36 457 Comment
  RSA722340  Lupinus sparsiflorus J. R. Bruff 1928-4-2 116 Riverside Canyon W of Morengo Comment
  SFV9218  Lupinus sparsiflorus J. H. Lane 1972-4-9 65 Riverside Pauba Valley in vicinity of Temecula. Highway 71 and Pauba Valley Road, not far from junction of Highway 395 and Highway 71. Top of hill to east of road. Comment
  UCR108488  Lupinus sparsiflorus A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-19 16149 Riverside San Jacinto Mtns foothills/Sonoran Desert, Coachella Valley; alluvial fan of Chino Canyon along the Palm Springs tram road, north of the road, 14 telephone poles above Hwy 111/Palm Canyon Dr. 300 Comment
  UCR269829  Lupinus sparsiflorus A. C. Sanders, Jim Malusa 2016-3-17 42357 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, along Gasline Road at major wash crossing 1.9 miles south of Bradshaw Trail 675 Comment
  RSA272180  Lupinus sparsiflorus subsp. sparsiflorus C. W. Tilforth 1978-4-30 1568 Riverside Low rounded hills east of Norco. Comment
  RSA414277  Lupinus sparsiflorus subsp. sparsiflorus Christopher Davidson 1973-4-19 1992 Riverside Joshua tree Natl. Monument, various sites along the road, 1-10 miles s of Joshua tree. 1220 Comment
  UCR172260  Lupinus succulentus 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
  UCR165191  Lupinus truncatus S. J. Myers 2001-4-6 s.n. Riverside San Jacinto Mtns., Bautista Canyon 976 Comment
  UCR17753  Lupinus truncatus O. F. Clarke 1973-4-6 s.n. Riverside San Jacinto Mtns, Juaro Canyon, lower west side of the mountains near Soboba Hot Springs 549 Comment
  UCR177702  Lupinus truncatus Michael Wall, Jett, Perez, and Garcia 1994-6-1 60 Riverside Peninsular Ranges; Perris-Aguanga Basin region, S of Hemet, 0.2 mi west of Benji Lane off Hwy R-3 168 Comment
  JOTR32919  Lycium andersonii Andre, Jim, Tasha La Doux 2009-2-28 10841 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; along Berdoo Canyon Rd, approx. 2.5mi north of JTNP boundary, approx. 5mi north of Dillon Rd. 744 Comment
  POM183693  Lycium andersonii Philip A. Munz 1931-3-13 11969 Riverside 5 mi. S. W. of Blythe. Comment
Read comments Dec 3 2011
  POM259667  Lycium andersonii Philip A. Munz 1940-3-22 15653 Riverside Whitewater Canyon 2 miles north of Banning-Indio boulevard. Comment
  RSA0094881  Lycium andersonii Jim M. Andre 2012-4-11 20682 Riverside Little San Bernardino Mountains; Hidden Tank Picnic Area, 1.4 mi. SW of paved road (Utah Trail) to Cottonwood Spr, approx. 8 mi. south of North Entrance Sta., N. end of Hexie Mtns. 1076 Comment
  RSA422105  Lycium andersonii Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  POM184622  Lycium brevipes var. brevipes Philip A. Munz 1931-3-13 11969 Riverside 5 mi. S. W. of Blythe. Comment
Read comments Dec 3 2011
  RSA784977  Lycium pallidum var. oligospermum Duncan S. Bell 2012-3-18 3221 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
  RSA617987  Lythrum californicum R. E. Riefner Jr. 1998-10-15 98 -517 Riverside Elsinore Trough; Lake Elsinore, Palomar Rd. Comment
  UCR20968  Lythrum hyssopifolia A. C. Sanders, Steve Boyd 1980-5-19 426 Riverside San Jacinto Valley, San Jacinto River c. 1.5 miles west of Lakeview on the Ramona Expressway 427 Comment
  RSA0103623  Machaeranthera asteroides var. asteroides Duncan S. Bell, Sarah DeGroot 2015-9-21 8648 Riverside Santa Rosa Mountains; north side of Asbestos Mountain, at Portrero Spring. 1074 Comment
  UCR36249  Machaeranthera asteroides var. asteroides Donald Myrick 1969-10-20 2127 Riverside San Jacinto Valley, near Mt. San Jacinto College, San Jacinto 488 Comment
  RSA654162  Machaeranthera canescens var. canescens A. C. Sanders, S. D. Boyd, Mitch Provance, J. Ross 1998-10-25 22282 Riverside San Jacinto Mtns.: Pine Meadow along Hwy 74 in Garner Valley (eastern), 1 mi. NW of Hwy 371 junction to Anza 1441 Comment
  UCR193911  Madia gracilis A. C. Sanders, Mitch Provance 2008-7-11 35809 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
  RSA463262  Mahonia nevinii L. F. LaPre, K. Campbell 1988-1-22 s.n. Riverside Tonan property, along Temecula Creek on old Vail Ranch, E of Temecula. Comment
  CAS-BOT-BC206262  Malacothamnus fasciculatus A. M. White 1974-6-5 74 -671 Riverside Indian Road ca. 15 mi. W of Sun City 1219 Comment
  CSUSB1011  Malacothamnus fasciculatus Heidi A. Haid 1964-5-8 6458 3 Riverside Box Springs Mountains Box Springs Mountains; 1/8 mile above end of Blaine Street. 426 Comment
  UCR116673  Malacothamnus fasciculatus A. C. Sanders, Carolyn Washburn 2001-5-10 24240 Riverside Perris-Aguanga Basin, 1 mi. south of Winchester on the east side of Hwy 79 (Winchester Rd.) just south of Patton Ave. 488 Comment
  UCR121072  Malacothrix californica D. E. Bramlet 2000-8-30 3077 A Riverside Perris-Aguanga Basin region, Shipley Reserve, ephemeral drainage 213 m south of Auld Valley Creek and 915 m east of Bachelor Mtn. access road 451 Comment
  RSA759211  Malacothrix clevelandii Robt Allen 2008-5-17 s.n. Riverside Bear Canyon Trail. Near boundary of San Mateo Wilderness 675 Comment
  UCR20727  Malacothrix clevelandii A. C. Sanders 1980-5-14 153 Riverside Peninsular Range, south side of Hwy 79, 0.8 mi SE of Radec 559 Comment
  JOTR31873  Malacothrix glabrata La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2127 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 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
  RSA176247  Malacothrix glabrata R. F. Thorne 1963-3-29 32406 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
  RSA779578  Malacothrix glabrata Duncan S. Bell 2009-3-7 10 Riverside Arica Mountains: east side of mountain range, approximately 1.7 air miles west of Priest Well. 431 Comment
  UCR183018  Malephora crocea Mitch Provance 2003-5-5 4425 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  UCR99877  Malva parviflora Scott D. White 1996-12-26 4643 Riverside Perris Basin, Perris area 442 Comment
  RSA27447  Malva parviflora I. L. Wiggins 1941-3-24 9566 Riverside 0.3 mile south of Myoma, 4.6 miles north of Indio. Comment
  RSA339615  Malva parviflora Robert F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 51963 Riverside Murrietta Comment
Read comments Apr 24 2011
  RSA596718  Marah macrocarpa L. C. Wheeler 1960-5-11 7701 Riverside San Jacinto Mountains. 1 mi. west of Hurley Flat. Comment
  UCD107550  Marah macrocarpa R. L. Smith 1948-3-24 s.n. Riverside Murray Canyon. Comment
  RSA708242  Marrubium vulgare Scott D. White, Angelia Carey 2004-5-7 10335 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 549 Comment
  UCR107829  Marrubium vulgare D. L. Banks 1997-5-5 1987 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
  UCR3212  Matricaria matricarioides V. L. McFarland 1964-3-27 s.n. Riverside Upper Santa Ana River/San Bernardino Valley Region, Riverside, UCR campus, sandy lot between Utah and Avocado Aves., 3400 block of Utah immediately west of area 305 Comment
  UCR140326  Matricaria occidentalis A. C. Sanders, Guy Bruyea 2004-4-2 27420 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., mouth of canyon on south side, just north of Rose Rd. 463 Comment
  UCR282163  Matricaria occidentalis R. E. Riefner Jr. 2017-5-18 17- 257 Riverside Perris-Aguanga Basin, city of Hemet, east of Winchester, north of Simpson Road, east of San Diego Aqueduct, west of active agricultural fields 467 Comment
  UCR278833  Medicago lupulina Mitch Provance 2012-7-17 17644 Riverside Beaumont Plateau, W end of Banning, 400 ft. SW of W Ramsey St. and Roberg Ave., area of fence line dividing I-10 and parking lot. 744 Comment
  SD137762  Medicago polymorpha Darin L. Banks, Steve Boyd 1995-5-3 259 Riverside Agua Tibia Wilderness Area. North slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area. 512 Comment
  UCR149992  Medicago polymorpha Scott D. White, Angelia Carey 2004-4-16 10176 Riverside San Jacinto Mountain foothills, Indian Creek and adjacent slopes 610 Comment
  SBBG122770  Melica frutescens A. Parikh 1990-5-8 164 Riverside Motte Rimrock Reserve, W of Perris Valley, 0.6 km S of Cajalco Rd, 1 km E of Old Elsinore Rd 518 Comment
  UCR100314  Melica imperfecta B. G. Pitzer 1997-4-20 3170 Riverside Lakeview Mtns, top of the hill on Dutton Street, just east of Horseshoe Trail, at a point c. 0.4 mi. north of Stagecoach Road. 640 Comment
  UCR113150  Melica imperfecta A. C. Sanders 1998-3-11 21682 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, north of Diamond Valley, near old mine site above San Jacinto Valley, south of end of Warren Rd. 610 Comment
  UC1979616  Melilotus indicus D. L Banks, Steve Boyd 1995-5-3 0188 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. Comment
  UCR114318  Mentha Mitch Provance 1998-3-21 271 B Riverside Jurupa Hills, Sunnyslope, near the Ormand Quarry, at the corner of 30th St. and Sierra Ave. 274 Comment
  POM3010  Mentzelia affinis I. M. Johnston, P. A. Munz 1918-4-27 2163 Riverside Near Corona. 274 Comment
  RSA440354  Mentzelia affinis H. M. Hall 1905-04 5766 Riverside Cathedral Canyon 91 Comment
  RSA0107845  Mentzelia albicaulis Duncan S. Bell, Thomas Stoughton 2010-3-19 581 Riverside West side of the Arica Mountains; within the Palen/McCoy Wilderness area; approximately 2.5 air miles west of Priest Well. 418 Comment
  JEPS42806  Mentzelia involucrata W. L. Jepson 1927-4-12 11646 Riverside Mecca Hills, Painted Canyon 121 Comment
  RSA440426  Mentzelia involucrata T. W. Minthorn 1926-5-14 s.n. Riverside Near Indio, Colorado Desert. Comment
  SBBG25152  Mentzelia involucrata Leota Davidson 1966-4-3 238 Riverside between Indio and Chiriaco Summit at rest area, E side Interstate 10 Comment
  SD260066  Mentzelia involucrata J. Andre 2012-4-11 20787 Riverside Joshua Tree National Park; NW Eagle Mtns, along dirt road to Black Eagle Mine, 0.7 mi. east of road to Cottonwood Spr (Utah Train), 34 mi. south of Hwy 62 at 29 Palms. Interface of steep rocky hills and large wash. 729 Comment
  CHSC8267  Mentzelia involucrata var. megalantha Edward L. Smith 1957-4-3 235 Riverside Located 1 mi. n hwy. 99 to La Palms, Calif., in a wash. San Bernardino Mts. 91 Comment
  RSA771099  Mentzelia laevicaulis Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4719 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 W116.65125 604 Comment
  CSUSB921  Mentzelia micrantha Richard L. Irwin 1962-4-21 0038 Riverside Beneath center of Crestmore Road bridge over Santa Ana River 243 Comment
  UCR68853  Mentzelia micrantha Steve Boyd, T. S. Ross 1990-5-11 4707 Riverside Vail Lake area, Cleveland National Forest, N flank and summit of Wild Horse Peak, Agua Tibia Mtns 999 Comment
  POM2969  Mentzelia montana H. M. Hall 1919-12 3829 Riverside [Unspecified] Comment
  SEINET4560761  Mercurialis annua O. F. Clarke 2011-1 s.n. Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus. 365 Comment
  UCR160323  Micropus californicus Steve Boyd 1992-4-14 6804 Riverside Santa Ana Mtns., San Mateo Canyon Wilderness. Along Verdugo Trail from Tenaja Tr. to Bluewater Tr. in upper watershed Bluewater Canyon. south of Sitton Peak 854 Comment
  RSA593900  Microseris douglasii subsp. douglasii Steve Boyd, David E. Bramlet 1996-4-19 8607 Riverside San Jacinto Valley, ca 2 air miles NE of Winchester and 0.5 mi W of Ryan Airfield in the upper Salt Creek floodplain, at the N end of California Avenue, N of Stetson Avenue, W of the Metropolitan Water District canal 457 Comment
  RSA501079  Microseris douglasii subsp. platycarpha Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-4-2 3197 Riverside Vail Lake Area, W end of bench on S flank of Oak Mountain. 548 Comment
  UC2029930  Microseris douglasii subsp. platycarpha Steve Boyd 2001-4-12 10406 Riverside SANTA ANA MOUNTAINS - GAVILAN HILLS REGION: Temescal Canyon, terrace escarpment just south of DePalma Road between Indian Wash and Horsethief Wash. Comment
  RSA606385  Microseris lindleyi Jon E. Keeley 1994-4-7 25294 Riverside Shipley Reserve, Study Site Sh 5. S. of Hemet, S end of Rawson Rd. 650 Comment
  UCR133667  Microseris lindleyi Chet McGaugh 2003-5-10 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  UCR84878  Microseris lindleyi A. C. Sanders, K. Rose, D. Woodard 1995-3-15 16123 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  RSA666637  Mimulus aurantiacus var. pubescens A. C. Sanders, Mark A. Elvin, Julie Vanderwier 2002-4-22 25001 Riverside The Badlands: summit of Mt. Eden, SW of Beaumont. 686 Comment
  UC922688  Mimulus aurantiacus var. pubescens Annie M. Alexander and Louise Kellogg 1940-3-21 888 Riverside 20 mi s Twenty Nine Palms (Barker Dam); Mohave Desert 1322 Comment
  RSA38707  Mimulus aurantiacus var. puniceus Percy C. Everett 1945-6-7 11502 Riverside Indian Canyon, along Indian Canyon Truck Trail. 777 Comment
  UC68709  Mimulus bigelovii var. bigelovii H. M. Hall Apr. 1905 5862 Riverside Canyon Springs Colorado Desert Comment
  UCR108856  Mimulus brevipes Heidi A. Haid 1968-5-4 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  RSA192073  Mimulus cardinalis H. A. Zuill 1966-6-8 217 Riverside Between Johnson Ranch and Deduz. About 10 miles south of Murrieta. Comment
Read comments Feb 12 2013
  RSA561414  Mimulus cardinalis Steve Boyd, Tim S. Ross, Dave Bramlet 1992-9-9 7679 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Almos Road (7S04) and the confluence of Los Almos Creek,, up the San Mateo Trail north to Potrero de la Cienega. 396 Comment
  UC27069  Mimulus floribundus Mrs. Gregory 1890-1 Riverside San Jacinto Comment
  UCR231809  Mimulus fremontii Brent Barnes, A. C. Sanders, Giles Waines, UCR Plant Taxonomy Class 2007-5-12 10 Riverside Peninsular Range; San Jacinto Mtns., dirt forest service road north of Poppet Flats, west of Hwy 243 1253 Comment
  UCR120166  Mimulus guttatus Mitch Provance 1998-3-7 152 Riverside Jurupa Mountains, 'Rattlesnake Mt.', c. 0.5 km east of corner of Rorimer Dr. and Brenton St., on the E side of Armstrong Rd., in the Sunnyside area of Riverside. 366 Comment
  UCR20952  Mimulus guttatus A. C. Sanders 1978-7-3 917 Riverside San Jacinto Mountains, along old fire road between the James Reserve and the Black Mountain Road 1677 Comment
  RSA583954  Mimulus pilosus R. G. Swinney 1993-6-24 2351 Riverside San Gabriel Mountains. 1.6 miles NW of junction 3N33 and 3N06, N of Shade campground. 1643 Comment
Read comments Dec 5 2014
  UCR275350  Mimulus pilosus T. B. Salvato, Melissa Clemons 2005-6-9 1493 Riverside Peninsular Range, Gavilan Hills, E/W trending side canyon feeding into Walker Canyon, c. 0.3 mile northeast of Hwy 15 457 Comment
  UC27011  Mimulus tilingii H. M. Hall Jul. 1901 2471 Riverside Tauquitz Valley San Jacinto Mountains 2590 Comment
  SEINET7097939  Minuartia douglasii A. G. Vestal 1937-5-9 s.n. Riverside Lat. 33 43' 11ao N, Long. -116 58' 15ao W. (NAD 27) South of Hemet at the foothills of Santa Rosa Hills. UTM Zone 11, 502695 mE, 3730874 mN. Comment
  SD237523  Mirabilis laevis A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37468 Riverside Sonoran (Colorado) Desert: SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak. 203 Comment
  UCR132705  Mirabilis laevis A. C. Sanders, T. B. Salvato 2004-2-16 27390 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
  POM214538  Mirabilis laevis var. crassifolia Joseph A. Ewan 1932-4-8 7041 Riverside Whitewater Canyon, about 3 miles above mouth. Comment
  PASA594  Mirabilis laevis var. retrorsa 1928-3-3 Riverside Hidden Springs, Colorado desert Comment
Read comments Aug 27 2016
  UC851739  Mirabilis laevis var. retrorsa I. W. Clokey 1935-4-17 6602 Riverside Cottonwood Springs Comment
  CAS-BOT-BC434883  Mirabilis multiflora var. pubescens Steve Boyd 1991-9-8 6434 Riverside Aguanga Valley, sandy wash of Temecula Creek, S of Hwy 79 at jtn with Hwy 371. 600 Comment
  CLARK-A1528-4225  Mohavea confertiflora John C. Roos 1937-4-28 1287 Riverside Desert Center Comment
  JEPS9870  Mohavea confertiflora W. L. Jepson 1927-4-12 11661 Riverside Colorado Desert, Mecca Hills, Painted Canyon Painted Canyon; Colorado Desert, Mecca Hills, Painted Canyon 76 Comment
  RSA408771  Mohavea confertiflora Martha Hilend 1928-3-11 92 Riverside Morongo Pass, Colorado Desert region. Comment
  RSA777759  Mohavea confertiflora Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-27 1080 Riverside Box Canyon Road, Mecca Hills, South of Shavers Well Comment
  UCR213263  Mohavea confertiflora A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37450 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4 mi. NW of Blythe Airport, c. 4 mi. ENE of McCoy Peak 195 Comment
  UCR60783  Mohavea confertiflora Steve Boyd, Orlando Mistretta 1986-3-13 1424 Riverside Sonoran (Colorado) Desert, Palen Mtns: NE of Desert Center, junction of Parker Dam Road and 'Palen Road' (road going through pass between Palen and Granite Ranges) 244 Comment
  JOTR35423  Mollugo cerviana Harding, Mitzi, Mark Wheeler 2012-9-4 188 Riverside Joshua Tree National Park. Pinto Basin; near turkey flats parking area; sandy flats (Stop 1) 509 Comment
  RSA356611  Mollugo cerviana Robert F. Thorne 1966-10-15 41808 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway. Comment
  RSA778394  Mollugo cerviana Amber Swanson, Linda Jean Foster 2011-10-8 641 Riverside Large wash off Blythe Rice Rd 270 Comment
  UCR123186  Monardella A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24613 Riverside Mojave Desert, Little San Bernardino Mtns, Split Rock, Joshua Tree National Park, north of 'Ruby' VABM 4351 on west side of road 1296 Comment
  UC25504  Monardella australis subsp. australis H. M. Hall July, 1901 2486 Riverside Tamarack Valley San Jacinto Mountains 2804 Comment
  UC218265  Monardella breweri subsp. lanceolata P. A. Munz 1922-7-3 5945 Riverside Head of Hemet Valley; San Jacinto Mts. 1524 Comment
  RSA6029  Monardella lanceolata var. lanceolata Carl B. Wolf 1932-8-4 3914 Riverside Point View near Idyllwild. 1646 Comment
  CAS-BOT-BC215451  Monardella linoides subsp. linoides Mark A. Elvin 2004-8-3 3653 Riverside Garner Valley, E of Hwy 74, S of Fobes Ranch Road, N of Morris Ranch Road, San Jacinto Mtns., Peninsular Ranges 1402 Comment
  POM247469  Monardella linoides subsp. linoides P. A. Munz 1941-10 17238 Riverside On Palms to Pines HIghway, north base of Santa Rosa Mts. Comment
  POM19173  Monardella macrantha subsp. hallii P. A. Munz 1923-6-14 7088 Riverside Glen Ivy Trail to Santiago Peak. 1433 Comment
  LA57197  Monardella nana Carl Epling; K. Simmons 1939-6-12 s.n. Riverside Santa Rosa Mts Comment
  CSUSB2026  Monardella nana subsp. arida J. Bennett 1979-6-3 s.n. Riverside Santa Rosa Mt., along Hwy. 74, 100 feet E of road to the summit. Comment
  RSA651651  Monardella nana subsp. arida Elizabeth McClintock, M. McClintock, D. Weiner 1941-7-11 99 Riverside Black Mountain, 3/4 mile beyond the snow gate. Comment
  RSA247308  Monardella nana subsp. tenuiflora Gary D. Wallace 1966-7-3 639 Riverside San Jacinto Mountain: Thomas Mountain, southeast of Idyllwild. Comment
  RSA750306  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-18 122 Riverside San Jacinto Mts. Trail to Hidden Lake, about 1 mile beyond the cienega. Comment
  UC1499817  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-18 122 Riverside trail to Hidden Lake (about 1 mi beyond the cienega); San Jacinto Mts. Comment
  UCR221469  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-22 130 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
  UCR221498  Monardella nana subsp. tenuiflora Elizabeth McClintock 1940-6-30 23 Riverside Peninsular Range; San Jacinto Mtns., Fuller Mill Creek Camp, on the Banning-Idyllwild road 1585 Comment
  CAS-BOT-BC220424  Monardella robisonii D. Dunn 1940-4-27 1922 Riverside Keys Ranch, Joshua Tree National Mon. Comment
  UCR215597  Monardella robisonii Tasha La Doux, Jim Andre 2008-9-16 349 Riverside Mojave Desert, Joshua Tree National Park, northeast end of Splitrock Picnic Area 1327 Comment
  UCR85275  Monardella robisonii Bern Schwenn 1994-4-17 s.n. Riverside Southern Mojave Desert, Joshua Tree National Monument, north side of Hexie Mtns, near Hidden [and Stirrup] Tanks 1067 Comment
  RSA0042535  Monoptilon bellidiforme Ivan Johnston 1917-4-4 Riverside Palm Canyon. 457 Comment
  JEPS24431  Monoptilon bellioides Peter M. Ray 1949-3-6 1329 Riverside near 1000 Palms; Coachella Valley, Willis Palms Comment
  OBI23450  Monoptilon bellioides D. Seigler, C. Bohnstedt, F. Seaman and D. Riskind, D. Riskind 1970-3-25 2248 Riverside 32 mi N of Cottonwood Visitor Center in Joshua Tree Natl Monument Comment
  RSA278963  Monoptilon bellioides B. A. Prigge, L. Martinez 1978-3-23 2410 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  RSA81012  Monoptilon bellioides G. R. Campbell 1952-4-5 18367 Riverside Colorado Desert, road leading from Highway 60 to 29 Palms [Hwy 62], at junction to Desert Hot Springs 762 Comment
  UC1546693  Monoptilon bellioides Barry A. Prigge 1988-2-21 7843 Riverside 2 mi w Clemens Well; Colorado Desert, Orocopia Mountains 228 Comment
  UCR139719  Monoptilon bellioides B. G. Pitzer 1989-4-16 1297 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, just outside impact area, 1 km south of Tabaseca Tank 700 Comment
  CAS-BOT-BC267023  Muhlenbergia filiformis F. M. Reed 1908-7-12 2444 Riverside San Jacinto Mountains. Margin of Lake Surprise Comment
  JEPS22521  Muhlenbergia microsperma Rimo Bacigalupi with Paul Hutchison 1958-2-19 6189 Riverside 9.4 mi. n. Blythe (in wash at w. base of Big Maria Mts.); Big Maria Mts. 167 Comment
  UCD86846  Muhlenbergia microsperma F. M. Reed 1920-1-25 4155 Riverside Riverside and Vicinity. Box Springs Mountains. 640 Comment
  OBI22027  Muhlenbergia porteri Robert F. Hoover 1966-10-15 10175 Riverside Bighorn Dr, San Jacinto Mts Comment
  UC39892  Muhlenbergia richardsonis H. M. Hall July 1901 2545 Riverside West Fork Snow Creek San Jacinto Mountains 1524 Comment
  RSA598032  Muhlenbergia rigens F. M. Reed 1928-7-11 7491 Riverside Camp Emerson, Strawberry Valley (near Idyllwild) 1677 Comment
  RSA599097  Muhlenbergia rigens V. W. Steinmann, D. L. Banks 1996-4-20 847 Riverside Agua Tibia Mountains, ca. 10 km east of Temecula, UC Emerson Preserve, just north of the water treatment facility along the trail to the summer cottage. 450 Comment
  UCR125760  Muhlenbergia rigens A. C. Sanders, Lowell J. Bean, Pesach Lubinsky, et al 2003-1-10 25658 Riverside San Jacinto Mountains, Bautista Canyon, c. 3/4 mile above the Horse Canyon confluence, near beginning of Alessandro Trail 884 Comment
  RSA527845  Muilla maritima Scott D. White 1991-5-13 91 -118 Riverside Hwy 79, immediately W of U.S. Forest Service Campground at Dripping Springs. 549 Comment
  CLARK-A1528-3868  Myosurus minimus subsp. apus John C. Roos 1952-4-9 5515 Riverside Edgemont 487 Comment
  UCR114958  Myosurus minimus subsp. apus Fred M. Roberts 1992-4-25 4872 Riverside San Jacinto Valley, Upper Salt Creek Watershed adjacent to Hemet, NW corner of California Avenue and Stowe Road, 3.3km ENE Winchester 455 Comment
  SBBG45292  Myriopteris parryi S. B. Parish -Mar-1882 Riverside Agua Caliente [Palm Springs] Comment
Read comments Jul 12 2010
  SEINET244817  Nassella lepida A. C. Sanders 2002-4-22 24991 Riverside The badlands: marble outcrop on ridge about 1/2 mile east of Mt. Eden, above Laborde Canyon, SW of Beaumont. Burnt chaparral. 670 Comment
  SEINET270217  Nassella lepida Scott White 1994-6-21 2083 Riverside Santa Gertrudis Creek about 1 mile east of Skunk Hollow (Batchelor Mountain Quad) 396 Comment
  CLARK-A1045-312  Navarretia atractyloides George K. Helmkamp 1978-6-1 Riverside Santa Ana Mountains near south southeast of Mesa de Burro; vernal pool; Murrieta 7.5' Q Comment
  RSA564113  Navarretia atractyloides Ed LaRue 1993-5-10 s.n. Riverside Murrieta Oaks, 3 miles (airline) NW of Murrieta Hot Springs, W side of Hwy 215 457 Comment
  UCR65297  Navarretia atractyloides Steve Boyd, T. S. Ross 1989-6-24 3753 Riverside Vail Lake area, Along road in shallow canyon on SE flank of 'Little' Oak Mtn, west of Kolb Creek drainage, north of Hwy 79 Comment
  UCR86986  Navarretia atractyloides Jack Easton 1993-5-27 s.n. Riverside Murrieta Oaks, 3 mi. (airline) NW of Murrieta Hot Springs, W side of Hwy 215 451 Comment
  POM13068  Navarretia capillaris E. C. Jaeger 1921-06 POM- 1930 Riverside Caramba, San Jacinto Mts Comment
  UCR88171  Navarretia fossalis Karen Kirtland 1992-5-20 s.n. Riverside Perris-Aguanga Basin, San Jacinto River at a planned development called Creekside, east of Dunlap Dr. and north of San Jacinto Ave. 433 Comment
  UCR90771  Navarretia fossalis D. E. Bramlet 1993-5-8 2344 Riverside San Jacinto Wildlife area. 274 m south of the headquarters building, 122 m east of Davis Rd. and 168 m north of old San Jacinto River channel 434 Comment
  RSA286800  Navarretia prostrata R. F. Thorne 1974-5-23 44667 Riverside Santa Rosa Plateau, Rancho California: Top of Mesa de Colorado, 624 Comment
  RSA800111  Nemacaulis denudata var. gracilis Duncan S. Bell 2013-4-7 4763 Riverside Arica Mountains, east side of range; west side of Rice Valley approximately 4.1 air miles south of the ghost town of Rice or approximately 3.3 air miles east northeast of Priests Well. 207 Comment
  UCR254627  Nemacaulis denudata var. gracilis Jim Andre, Glenn Clifton, Ron Kelley 2013-3-21 24394 Riverside NE Colorado Desert, West Riverside Mountains; at base of NW corner of range where sand ramps run up against granitic bouldery slopes, about 10 mi. SW of Vidal Jct, 3 mi. south of Grommet RR xing at Hwy 62 363 Comment
  RSA0120324  Nemacladus Duncan S. Bell, Thomas Stoughton 2016-4-13 9272 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting along the Cactus Spring Trail, in the vicinity of Horsethief Creek. 1047 Comment
  RSA0116561  Nemacladus glanduliferus Thomas Stoughton, Duncan S. Bell, Debra Nelson 2011-2-20 747 B Riverside North side of the Mecca hills, side canyon between the head of Box Canyon and Shavers Well, roughly 7.4 miles from Interstate 10 on Box Canyon Road. 305 Comment
  SEINET10461231  Nemacladus glanduliferus var. glanduliferus Boyd 1988-3-10 BOYD 2134 Riverside North end Palen Mountains, 2 miles west of Palen Pass North end Palen Mountains, 2 miles west of Palen Pass 300 Comment
  JEPS5404  Nemacladus pinnatifidus W. L. Jepson 1928-4-25 12601 B Riverside Cottonwood Springs; Colorado Desert, Eagle Mountains Comment
  RSA0121064  Nemacladus ramosissimus Duncan S. Bell, Thomas Stoughton 2016-3-16 8950 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central/southeastern section of range, approximately 2.5 air miles north of Gucci Spring. 511 Comment
  UCR127943  Nemacladus ramosissimus A. C. Sanders 1994-5-30 14610 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  UCR116966  Nemophila menziesii A. C. Sanders, T. B. Salvato 2001-5-3 24091 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  UCR214009  Nemophila menziesii Scott D. White, Angelia Carey 2004-4-5 9987 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  UCSB33377  Nemophila menziesii Marks, R. 1978-3-16 Riverside At top of hill 3/4 mi. W of orange grove at 3000 McAllister Dr. in Riverside 457 Comment
  UCD126624  Nicandra physalodes W. W. Winslow Date Unknown s.n. Riverside Ag. Ex. Serv., Riverside. Comment
Read comments Mar 15 2014
  RSA654980  Nicotiana attenuata A. C. Sanders, Steve D. Boyd, Mitch Provance, J. Ross 1998-10-25 22295 Riverside San Jacinto Mtns.: Anza area, 1.1 mi. SE of Hwy 371 on Burnt Valley Rd., at northward bend in road. 1341 Comment
  RSA751270  Nicotiana attenuata A. C. Sanders 2008-7-25 35912 Riverside east side of May Valley, along Bonita Vista Rd. at foot of hills 1580 Comment
  RSA80734  Nicotiana clevelandii F. W. Peirson 1926-2-22 6511 Riverside Thousand Palm Canyon, northwest end of Coachella Valley. 122 Comment
  SBBG6609  Nicotiana obtusifolia H. and M. Dearing 1936-12-26 1702 Riverside foot of grade, Palms to Pines Hwy Comment
  UC1922385  Nicotiana obtusifolia Michael Honer with L. Hulse 2004-4-2 1875 Riverside Colorado Desert; Little San Bernardino Mountains Region: Blind Canyon; approx. 1/2 mi N of Desert Hot Springs. Comment
  UCR235078  Nicotiana quadrivalvis A. C. Sanders, John F. Green 2012-6-1 40235 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, just SE of I-15 junction with Horsethief Cyn. Rd., c. 7 miles N of Lake Elsinore 377 Comment
  CAS-BOT-BC131882  Nolina parryi Peter H. Raven 1959-5-18 14246 Riverside 0.9 miles south of Mountain Center on road to Aguanga, San Jacinto Mountains Comment
  RSA58866  Nolina parryi Philip A. Munz 1950-6-23 14921 Riverside 1.5 miles SE of Kenworthy, south end of San Jacinto Mountains. 1524 Comment
  UC218652  Notholaena californica P. A. Munz and I. M. Johnston 1922-5-21 5551 Riverside 4 mi ne San Jacinto 457 Comment
  RSA189429  Notholaena californica subsp. leucophylla L. S. Rose 1966-12-13 66102 Riverside Palm Springs, Tahquitz Wash Desert 182 Comment
  CDA40552  Oenothera californica Mike Lahti 2014-4-22 s.n. Riverside San Jacinto, dry San Jacinto Riverbed. 0 Comment
  SEINET7072842  Oenothera californica 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
  RSA192049  Oenothera californica subsp. californica E. W. Lathrop 1960-5-7 5243 Riverside Murrieta. Comment
Read comments Mar 14 2014
  POM355575  Oenothera deltoides subsp. deltoides T. W. Minthorn 1926-5-14 s.n. Riverside Between Banning and Palm Springs. Comment
  RSA25381  Oenothera deltoides subsp. deltoides C. L. Hitchcock 1940-4-4 5944 Riverside Pinto Basin. Comment
  UC1186574  Oenothera deltoides subsp. deltoides J. W. MacSwain and R. W. Thorp 1959-3-7 59 -47 Riverside 2 mi w Hopkins Well Comment
  UC874003  Oenothera deltoides subsp. deltoides C. L. Hitchcock 1940-4-4 5944 Riverside Pinto Basin Comment
  RSA718760  Oenothera deltoides subsp. deltoides Michael Honer, L. Hulse 2004-4-14 1945 Riverside Rice Valley; appx. 2 mi. SE of Rice. 240 Comment
  UCR113977  Oenothera elata subsp. hookeri Mitch Provance 2000-6-24 2045 Riverside Riverside, Santa Ana River Wash, between the Market Street bridge and the 60 Fwy 244 Comment
  RSA726578  Oenothera primiveris subsp. bufonis Naomi S. Fraga, Lisa Rojas 2005-2-10 1418 Riverside Along Palen Road near Hwy 177. 170 Comment
  SD122938  Olea europaea Steve Boyd 1985-7-23 1004 Riverside De Luz Rd., 5.5 mi. west of Rancho California. Adventive around canopy of large Platanus. 395 Comment
  RSA597074  Olea europaea D. L. Banks, Elizabeth Hedge Banks, John B. Hedge 1996-6-6 1123 Riverside NW Palomar Mountains; Agua Tibia Mountains; N foothills of Dorland Mtn., S of Temecula Creek; 0.4 miles E of Pauba Road on the N side of Los Caballos Road, along the broad, sandy, southern alluvial bench of Temecula Creek. 370 Comment
  CAS-BOT-BC427469  Oligomeris linifolia L. A. Greata 1905-1-1 490 Riverside Coachella Comment
  JEPS25892  Oligomeris linifolia S. B. Parish 1913-2-28 8481 Riverside Mecca; Salton Sink -60 Comment
  RSA554251  Oligomeris linifolia Theo Glenn 1991-5-30 91 -114 Riverside Mule Mtns, 0.2 mi. E of the Opal Hill Mine, just N of the Imperial County line and W of Palo Verde. Comment
  UCR163937  Oligomeris linifolia A. C. Sanders, P. J. MacKay, Tim Thomas 2005-2-26 29135 Riverside Sonoran (Colorado) Desert, SE of Hwy 177 toward dunes above Palen Dry Lake, SE end of Coxcomb Mtns. 168 Comment
  RSA1349  Olneya tesota B. D. Stark 1930-5-25 1540 Riverside 12 miles west of Blythe, near road Comment
  SEINET3107444  Olneya tesota Sears 1977-10-13 S- 610 Riverside Wiley's Well Campground (BLM). 181 Comment
  UCR216240  Oncosiphon piluliferum Oleg Pryadko 2008-5-2 051 Riverside San Bernardino Valley Region, western Riverside near Pedley, Hidden Valley Wildlife Area, c. 1200 ft. south of Clay St. and General Road, 1000 ft. east of Van Buren Blvd., north bank of Santa Ana River 208 Comment
  SEINET11261874  Oncosiphon piluliferum R. E. Riefner Jr. 2011-5-31 11 -61 Riverside French Valley, immediately NE of Hwy 79 and the intersection with Algarve Ave.; 0 415 Comment
  SDSU13014  Opuntia X vaseyi Michael G. Simpson with Claudia A. Luke 1999-10-27 2017 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/4 mile from Southside Facilities. 152 Comment
  UCR3291  Opuntia littoralis Chuck Elliott 1964-5-13 s.n. Riverside City of Riverside, [Box Springs Mtns], 0.25 mi. past Two Trees Road and Belvedere 366 Comment
  POM288042D  Opuntia phaeacantha David Griffiths 1906-1 8292 Riverside Banning. Comment
  POM284056  Opuntia vaseyi Lyman Benson 1955-12-6 15618 Riverside Hills 3 miles southeast of Redlands. Crystal Springs. San Bernardino foothills. 488 Comment
  JEPS31984  Oreostemma alpigenum var. andersonii Carl V. Meyer 1928-7-31 600 Riverside Tahquitz Valley, boggy meadow San Jacinto Mountains, Tahquitz Valley 2286 Comment
  UC1401346  Oreostemma alpigenum var. andersonii David B. Dunn 1946-8-17 2693 Riverside Taquitz Valley, meadow area near stream San Jacinto Mts., Tahquitz Valley 2438 Comment
Read comments May 24 2012
  UC455794  Oreostemma alpigenum var. andersonii I. J. Condit 1910-6-22 Riverside Tahquitz Valley San Jacinto Mts. 2438 Comment
  UC219171  Orobanche bulbosa P. A. Munz and I. M. Johnston 1922-5-19 5330 Riverside 5 mi ne of Murietta 457 Comment
  SBBG7246  Orobanche cooperi H. and M. Dearing 1942-3-5 4808 Riverside Cathedral City Comment
  UCR103296  Orobanche cooperi George K. Helmkamp 1998-4-4 3176 Riverside Sonoran (Colorado) Desert, 2.3 mi. north of Hwy I-10 on Eagle Mtn Rd. 274 Comment
  RSA192065  Orthocarpus purpurascens E. W. Lathrop 1960-3-25 4686 Riverside 14 miles west of Murrieta. Comment
  UC849842  Oxyria digyna P. A. Munz 1922-9-7 6406 Riverside n side summit of San Jacinto Peak; n side summit of San Jacinto Peak 3276 Comment
  RSA36552  Oxytheca trilobata Sara M. Schenck 1942-6-5 s.n. Riverside Black Springs Wash; Joshua Tree National Monument. Comment
Read comments Feb 16 2013
  RSA519058  Oxytheca trilobata Chet McGaugh 1990-8-8 s.n. Riverside SW Dursano Valley, S of town of Anza. 1372 Comment
  RSA773106  Oxytheca trilobata Duncan S. Bell, Joy D. England 2010-6-14 1298 Riverside San Bernardino National Forest: Garner Valley, approximately 3 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1384 Comment
  UCR26624  Oxytheca trilobata E. W. Lathrop 1966-5-29 6382 Riverside Peinsular Range; Santa Ana Mtns, Cleveland National Forest, Main Divide Truck Trail between El Carriso and Santiago Peak 1223 Comment
  RSA434256  Paeonia californica Christopher Davidson 1973-4-1 1805 Riverside Agua Tibia Mountains. Highway 71/79 approximately 7 miles from junction of US 395 South. 412 Comment
  RSA795926  Palafoxia arida Duncan S. Bell 2009-4-19 283 Riverside Arica Mountains: west side of range, approximately 2.5 air miles southwest of Priests Well. 391 Comment
  UCR104807  Palafoxia arida George K. Helmkamp, E. A. Helmkamp 1998-2-18 2711 Riverside Sonoran (Colorado) Desert, Midland Road., 3.8 mi. SE of Midland, Little Maria Mtns. 198 Comment
  SEINET10875583  Palafoxia arida David B. Dunn, Shogo; Schroeder; Bruskin; A. Folsom 1948-3-13 Dunn 3725 Riverside Found growing in a wash. Indio Hills, Colorado Desert. Near Pushawalla. Comment
  CHSC108505  Palafoxia arida var. arida Naomi Fraga; Sarah J. De Groot, Lisa Rojas, Leland Lubinsky 2005-2-10 1419 Riverside Colorado Desert; Northeastern Colorado Desert region; Along Palen Road near Hwy 177. 170 Comment
  RSA363730  Palafoxia arida var. arida Christopher Davidson, Robert Gustafson 1977-4-7 5582 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
  RSA780228  Palafoxia arida var. arida Stephanie Rockwood, Christi Gabriel 2011-10-12 105 Riverside East side of the West Riverside Mountains. Highway 62 to NS857 (Radio Tower Road) to NS 853 to 7 Wash Road. Vidal Valley. 348 Comment
  VVC2467  Palafoxia arida var. arida Tim Thomas 2013-3-18 5932 Riverside Sonoran Desert, 12 miles WSW of Blythe; south of I-10. vic of powerline corridor. 145 Comment
  UC1922850  Panicum acuminatum Scott D. White, Jennifer H. Jones 2005-5-25 11112 Riverside Santa Ana Mountains: Rainbow area; mountain foothills west of I-15 Freeway and immediately N of San Diego County line. Temecula 7.5' Quad. Comment
  UC69351  Panicum acuminatum var. acuminatum H. M. Hall June 1901 2244 Riverside North Fork; San Jacinto Mountains, North Fork 914 Comment
  POM78935  Panicum capillare I. M. Johnston 1925-7-1 s.n. Riverside Riverside Comment
  RSA355178  Panicum capillare A. C. Sanders 1986-5-20 6499 Riverside Riverside in vacant lot where an orange grove was recently removed, across the street from 1012 Spruce St. Comment
  RSA653592  Panicum urvilleanum Stan C. Spencer 1999-7-1 DEC- 831 -1 Riverside San Jacinto Valley: sandy bottom of San Jacinto River channel, about 100 m N of Main Street, eastern edge of San Jacinto. 487 Comment
  SD204783  Panicum urvilleanum Sarah J. De Groot, J. Mark Porter 2006-3-14 5199 Riverside North foot of San Jacinto Mountains between Snow Creek Road and Highway 111. 366 Comment
  SD67091  Papaver californicum E. Norland 1967-5-12 Riverside Temecula Canyon on Santa Margarita River, northwest of Rainbow. Comment
  CAS-BOT-BC274184  Pappostipa speciosa A. M. White 1974-6-8 1431 Riverside 50 mi. N. Desert Center Comment
  UCR49218  Parietaria hespera var. californica Steve Boyd 1986-4-2 1596 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  UCR78046  Parietaria hespera var. hespera Scott D. White 1993-4-22 1228 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 489 Comment
  OBI13279  Parkinsonia florida H. E. McMinn 1937-3-5 4497 Riverside About 7 mi W of Blythe Comment
  UCR43389  Paspalum distichum R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61173 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: Cole Canyon. 534 Comment
  JOTR30074  Pectis papposa var. papposa La Doux, Tasha, Bill Truesdell 2006-10-3 1717 Riverside Joshua Tree National Park. Pinto Basin: (Stop 1) east side of Hexie Mtns. at mouth of Pinkham Spring Canyon 668 Comment
  OBI15592  Pectis papposa var. papposa Lewis S. Rose 1961-11-24 61063 Riverside La Quinta 15 Comment
  UCD134923  Pectis papposa var. papposa Lewis S. Rose 1961-11-24 61063 Riverside La Quinta. 15 Comment
Read comments Aug 6 2016
  OBI20878  Pectocarya heterocarpa Robert F. Hoover 1969-4-11 11213 Riverside Mouth of Morongo Valley Cyn Comment
  RSA678384  Pectocarya heterocarpa Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10449 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
  UCR96871  Pectocarya linearis Scott D. White 1993-3-12 1176 Riverside Near Winchester 466 Comment
  SEINET7882516 Image available Pectocarya linearis Jean Coulson 1959-1 127 Riverside U. C. R. Campus, Riverside County, California, 200 yds. S. of water tank. Comment
  OBI23292  Pectocarya linearis subsp. ferocula Robert F. Hoover 1969-4-14 11234 Riverside Palm Springs, just S of city limit Comment
  RSA314642  Pectocarya linearis subsp. ferocula R. F. Thorne 1983-4-23 55449 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  SDSU13374  Pectocarya linearis subsp. ferocula Tarja Sagar, Michael G. Simpson & Taxonomy of CA Plants Class 2000-4-2 14 Riverside Santa Margarita Ecological Reserve (SDSU). 200 m west from the Northside Field Station. 366 Comment
  SFV6346  Pectocarya linearis subsp. ferocula T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-2 25 Riverside San Bernardino Mountains Whitewater Canyon Road, 3 miles north of Highway 60. 630 Comment
  RSA0125986  Pectocarya peninsularis Duncan S. Bell 2016-3-4 8812 Riverside Orocopia Mountains; northeast section of the range, in the hills to the west of Red Cloud Wash. 487 Comment
  RSA709972  Pectocarya platycarpa Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4590 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  UCR41560  Pectocarya platycarpa A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6018 Riverside Chuckwalla Valley, 1 mi west of Hayfield Lake, 2 mi SW of the pumping station on a small cutoff road from Hayfield Rd to the dirt road to the Colorado River Aqueduct 427 Comment
  UCR84838  Pectocarya platycarpa A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16207 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, alluvial fan just east of the mouth of Whitewater Canyon between Windy Point & Hwy I-10, Coachella Valley 370 Comment
  UCR224251  Pectocarya recurvata A. C. Sanders 2011-3-23 38804 Riverside Peninsular Range; Gavilan Hills Region, powerline corridor, SW of Perris, east of Hwy 74 between the highway and the San Jacinto River, south of Ethanac Rd. 440 Comment
  UCR281223  Pectocarya recurvata Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-27 317- 48 Riverside Temescal Valley, East end of Concordia Ranch Rd., open space adjacent to east side of the equipment yard 390 Comment
  UCSB6136  Pedicularis densiflora Gill, Robert 1959-3-14 Riverside Road to Black Star Canyon 853 Comment
  RSA686926  Pellaea mucronata Gale Sphon 1955-5-21 21 Riverside 5 miles south of Banning Comment
  UCR163398  Pellaea mucronata O. F. Clarke 2002-3-15 s.n. Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  SEINET3082643 Image available Pellaea mucronata var. californica Jim Andre, T. La Doux 2008-9-16 10703 Riverside Mojave Desert: Joshua Tree National Park, on the southwest end of Splitrock Picnic Area (Queen Mountain 7.5'Q.) 1290 Comment
  POM120637  Pellaea mucronata var. mucronata Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  JEPS11205  Penstemon californicus P. A. Munz and I. M. Johnston 1922-5-21 5445 Riverside two mi below Kenworthy (San Jacinto Mts.); , Thomas Valley, below Kenworthy 1371 Comment
Read comments Mar 25 2011
  UC488987  Penstemon centranthifolius C. V. Meyer June 1927 Riverside San Jacinto Mts. ? Comment
  RSA412502  Penstemon clevelandii subsp. connatus Gale Sphon 1956-6-13 s.n. Riverside Palms to Pines Hwy Comment
  SBBG50893  Penstemon clevelandii subsp. connatus R. S. Wogum 1937-5-22 544 Riverside jct of Santa Rosa Mtn Rd and Palms to Pines Hwy Comment
  RSA96912  Penstemon spectabilis R. M. Straw 1953-6-5 448 Riverside 0.3 mi. west of Palms to Pine Hwty, on road to Anza. Comment
  UC472721  Pentagramma maxonii M. F. Spencer May 1921 Riverside Palm Springs; Colorado Desert Comment
  CAS-BOT-BC71579  Pentagramma triangularis subsp. maxonii Larry Kiefer 1963-3-24 483 Riverside Andreas Canyon 365 Comment
  UCR239222  Peritoma arborea Thomas R. Stoughton, E. Gardner, D. Bell 2010-11-12 716 Riverside Transverse Ranges; San Bernardino Mountains, Pacific Crest Trail, west of White Water Canyon, north of the junction of Hwy I-10 and Rte 111 732 Comment
  SEINET2054110 Image available Perityle emoryi G. Helmkamp, E. Helmkamp 1998-1-17 2539 Riverside Box Canyon Road ENE of Mecca and on theNorth side of Coachella Canal. 0 Comment
  UCR214428  Perityle emoryi A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37477 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak 244 Comment
  UCR255952  Perityle emoryi Deidre Conocchioli, Duncan S. Bell 2014-3-4 147 Riverside east side of Santa Rosa Mountains, west edge of Coachella Valley,1.3 mi down dirt BLM road from paved 58th Avenue, 4WD road south of Lake Cahuila and La Quinta 37 Comment
  SEINET269258  Petalonyx thurberi M. A. Patten, S. J. Myers 1993-8-20 Riverside Along Tahquitz Creek and in neighboring creosote scrub behind the debris basin dam in Palm Springs. 183 Comment
  SD146140  Petunia parviflora A. C. Sanders, D. Bramlet, M. Costea, T. Salvato 1999-10-15 23174 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. S of Eden Hot Spr. 433 Comment
  UCR119812  Petunia parviflora A. C. Sanders, T. B. Salvato, E. J. Lawlor, C. L. Sanders, et al 1999-8-22 23062 Riverside San Jacinto Mtns., NW shore of Lake Hemet, at Forest Service day use area 1322 Comment
  PASA1350  Peucephyllum schottii Frank W. Peirson 1930-5-29 Riverside Painted Canyon Comment
  JEPS1183  Phacelia W. L. Jepson May 17 1901-Jun 1 1901 1213 Riverside Riverside Comment
  RSA507479  Phacelia brachyloba Kathy Harper 1988-5-14 s.n. Riverside San Jacinto Mountains, along Hwy 243, 1-2 mi. below Mt. Edna turnoff. Comment
  RSA787988  Phacelia brachyloba L. M. Prince, Duncan S. Bell 2009-6-17 570 Riverside Cleveland National Forest. Roadside. Comment
  RSA0124817  Phacelia campanularia subsp. campanularia Duncan S. Bell, LeRoy Gross 2016-3-9 8855 Riverside Orocopia Mountains; northern section of range, approximately 0.5 air mile south of Chiriaco Summit. 546 Comment
  RSA427697B  Phacelia campanularia subsp. vasiformis N. C. Cooper 1944-3-25 995 Riverside Morongo Pass. 457 Comment
  UC1087288  Phacelia cicutaria var. hispida E. K. Balls and P. C. Everett 1958-3-19 22873 Riverside hills 1 mi e Hwy. 17 to Elsinore 198 Comment
Read comments Mar 1 2014
  RSA615568  Phacelia ciliata D. Bramlet 1993-4-3 2309 Riverside South Cajalco Benc. the site is located some 61m south of Cajalco Road, at a location 3.2km east of the intersection of Cajalco Road and Sierra Ave. The site is 152m E of the intersection with the Old Monument Peak access road. 451 Comment
  UCD120334  Phacelia ciliata D. Bramlet 1993-4-13 2324 Riverside Approximately 61 m. south of the existing Lake Mathews access road, some 549 m. north of Cajalco Road, in the 'Cajalco bend' area. Comment
  RSA783488  Phacelia crenulata J. D. Olmsted 1958-3-29 80 Riverside Joshua Tree National Monument. Pinto Basin 15-20 mi north of junction between Cottonwood Pass and Cottonwood Spring Roads on the former, now become Pinto Basin Road just past Cholla Cactus Gardens. 762 Comment
  SBBG19794  Phacelia crenulata J. R. Haller 1960-4-2 1545 Riverside S side of US Hwy 60-70, 5.8 mi E of Desert Center 243 Comment
  SBBG99410  Phacelia crenulata W. L. Halvorson 1977-2-5 77 -9 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  CAS-BOT-BC133958  Phacelia crenulata var. ambigua John H. Thomas 1957-3-30 6531 Riverside 0.8 miles east of Cactus City, about 13 miles east of Coachella, near U.S. Highways 60 and 70. 518 Comment
  RSA0043224  Phacelia crenulata var. ambigua Duncan S. Bell 2010-4-2 694 Riverside Arica Mountains: collecting along the ridgeline of the mountain range about 0.3 air mile north of the summit. 561 Comment
  RSA766669  Phacelia crenulata var. minutiflora Thomas Stoughton, J. McConnaughy, A. Monks, M. Volke 2010-4-22 158 Riverside N of I-10. Approx. 1.5 miles up Corn Springs Rd. 213 Comment
  UC284216  Phacelia davidsonii P. A. Munz and D. Keck 1923-6-14 7068 Riverside Glen Ivy Trail to Santiago Peak 1463 Comment
  RSA586322  Phacelia distans D. L. Banks, Steve Boyd 1995-5-3 187 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, along the lower alluvial benches of Arroyo Seco. 500 Comment
  UC489020  Phacelia distans C. V. Meyer 1929-6-13 753 Riverside Chalk Hill San Jacinto Mts. 1371 Comment
  UCR133956  Phacelia distans Mitch Provance, J. S. Ross 1998-3-27 MOR- 970 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, just south of the juction with the NE bound road to Deep Cyn. 915 Comment
  UCR250875  Phacelia distans S. J. Myers, Jennifer Tobin, Michelle Tobin 2013-3-13 1042 Riverside Lakeview Mountains, along powerline access road NE of Juniper Flats Rd. 649 Comment
  UCR35120  Phacelia fremontii L. B. Ziegler 1969-4-21 350 Riverside San Jacinto Mtns., Pinyon Flats 1200 Comment
  UC1228377  Phacelia imbricata subsp. patula L. R. Heckard 1956-6-28 767 Riverside along CA route 74 about 1 mi w Idyllwild junction 1402 Comment
  RSA212890  Phacelia lemmonii Babs Kobaly 1969-6-24 s.n. Riverside Upper Big Morongo Canyon, Riverside County. Comment
  RSA516417  Phacelia minor Walter Wisura, Bart O'Brien, T. Hayduk 1990-5-2 4426 Riverside Ortega Hwy. below switchbacks, near Lake Elsinor. Comment
  RSA604  Phacelia minor J. T. Howell 1927-8-2 567 Riverside Near Strawberry Valley, Mt. San Jacinto. 1677 Comment
  SDSU6654  Phacelia minor D. Hunsaker 1962-4-10 Riverside Three miles SSW from Temecula. Comment
  SEINET1004488  Phacelia minor T. B. Salvato, Kent Beaman 2005-1 818 Riverside San Jacinto Mountain foothills: San Jacinto River E of Valle Vista, just downstream from Forest Service boundary and N of CA Hwy 74 549 Comment
  SEINET10780736 Image available Phacelia minor George Yatskievych, Eckhard Wollenweber 1990-5-2 Yatskievych 90 -49 Riverside State Highway 74, ca. 2 mi E. of Clevland National Forest boundry, overlooking Lake Elsinore. Burned over slope in oak woodlands, in sandy soil. 762 Comment
  RSA480099  Phacelia neglecta Steve Boyd, L. Arnseth, S. Meury, D. Nordin, Tim Ross 1988-3-10 2188 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine. 400 Comment
  UCR214299  Phacelia neglecta A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37466 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak 244 Comment
  CDA40393  Phacelia ramosissima var. suffrutescens T. C. Fuller 1964-4-14 11830 Riverside On disturbed cut above road, Whitewater Canyon, 4.1 miles north of Whitewater. 0 Comment
  RSA0108824  Phacelia rotundifolia Duncan S. Bell, Amanda Turek 2009-3-30 179 Riverside South end of the Arica Mountains; approximately 1.5 air miles southwest of Priest Well. 365 Comment
  RSA575989  Phalaris minor Steve Boyd 1981-4-8 s.n. Riverside Gavilan Hills Region, Gavilan Plateau along Lake Mathews Road, south of Gavilan Peak. 640 Comment
  UCD89319  Phleum alpinum Carl V. Meyer 1928-7-26 538 Riverside San Jacinto Mountains, Deer Springs. 2651 Comment
  POM13316  Pholistoma membranaceum E. C. Jaeger 1920-3-15 1080 Riverside Palm Canyon, Palm Springs. Comment
  HSC87256  Phoradendron bolleanum Steve Boyd 1985-12-14 1193 Riverside Gavilan Hills, Harford Springs County Park Comment
  RSA132803  Phoradendron californicum Del Wiens 1955-10-17 960 Riverside Palms to Pines highway between Palm Springs and Keen Camp, State Hgwy 74.Colorado Desert Vegetation Type.Parasitic on Dalea spinosa. Comment
  RSA601648  Phoradendron californicum Louis C. Wheeler 1956-2-25 7176 Riverside Deep Canyon, south of Palm Desert. Comment
  UCR123874  Phoradendron californicum Steven R. Hill 2001-4-29 33535 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
  UCR148051  Phoradendron californicum Steve Boyd, Et al. 2004-5-14 11299 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
  RSA0127850  Phoradendron californicum G. Rink 2014-3-26 12447 Riverside Johnson Valley, about 1 mile south of Galway Dry Lake. 900 Comment
  POM354351  Phoradendron villosum N. C. Cooper 1945-5-24 1630 Riverside Big Oaks Canyon, Banning. 1220 Comment
  UC1073268  Phoradendron villosum George B. Rossbach 1955-4-22 230 Riverside slope between Juniper Flat and Stubby Spring; Little San Bernardino Mts. 1402 Comment
  JEPS8994  Physalis crassifolia W. L. Jepson 1927-4-11 11628 Riverside Whitewater 457 Comment
  UCR245901  Physalis crassifolia R. F. Thorne 1995-3-29 63005 Riverside Transverse Range; San Bernardino Mtns., Whitewater Canyon 600 Comment
  UCR85249  Physalis crassifolia A. C. Sanders, P. J. MacKay, M. Jacobsmeyer, et al. 1995-3-5 15989 Riverside Sonoran (Colorado) Desert, Orocopia Mtns, Maniobra Valley, 1.6-3 mi. south of frontage road (old Hwy 60) along Interstate 10, S to edge of BLM wilderness 610 Comment
  UCR201855  Picris echioides Justin M. Wood 2008-10-29 212 Riverside SW Perris Basin, Temecula - Murrieta Creek, downstream of First Street Bridge 320 Comment
  CAS-BOT-BC78471  Pinus contorta subsp. murrayana Winifern W. Swarth 1914-9-10 s.n. Riverside Divide west of Tahquitz Valley, San Jacinto Mts. 2438 Comment
  IRVC2819  Pinus contorta subsp. murrayana R. H. Whittaker, W. A. Niering 1963-6-13 SJ 464 Riverside Near summit of Jean Peak just S of San Jacinto Peak. San Jacinto Mtns. 3201 Comment
  CAS-BOT-BC78592  Pinus flexilis Carl B. Wolf 1932-8-5 3971 Riverside San Jacinto Mts. Slopes of San Jacinto Peak, along trail above [round valley] Round Valley 2926 Comment
  SD136360  Pinus flexilis Reid Moran 1973-7-28 21110 Riverside summit of Toro Peak 2500 Comment
  UC1931124  Pinus monophylla Scott D. White, Justin Wood 2008-6-17 12187 Riverside San Jacinto Mountains: Morris Ranch Road - open area west of Goff Flat. (Palm View Peak) Comment
  CLARK-A1528-3630  Pinus quadrifolia John C. Roos 1938-8-7 585 Riverside San Jacinto Mountains Comment
  SBBG39789  Pinus quadrifolia J. T. Howell 1960-3-24 35150 Riverside rd to Anza just S of Palm to Pines Hwy 1463 Comment
  SEINET5462051 Image available Pinus quadrifolia Richard Carter 1984-12-25 3865 Riverside 1.5 mi. NE of Anza on Hwy. 371. Elev. 4500'. 1371 Comment
  RSA709443  Pistia stratiotes A. C. Sanders, C. L. Sanders, D. L. Sanders 2004-5-23 27963 Riverside Colorado Desert: Coachella Valley, northeast end of the Salton Sea, near end of Johnson St. 70 Comment
  RSA717338  Plagiobothrys arizonicus Scott D. White, Angelia Carey 2004-4-5 10001 -B Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  UCR67336  Plagiobothrys arizonicus S. J. Myers 1991-4-15 91- 8 Riverside City of Banning, west of Fields Road, north of I-10 and south of the Morongo Indian Reservation. 671 Comment
  RSA593882  Plagiobothrys canescens Steve Boyd, Dave Bramlet 1996-4-19 8618 Riverside San Jacinto Valley, ca 2 air miles NE of Winchester and 0.5 mi W of Ryan Airfield in the upper Salt Creek floodplain, at the N end of California Avenue, N of Stetson Avenue, W of the Metropolitan Water District canal. 457 Comment
  SBBG53828  Plagiobothrys canescens A. C. Sanders 1980-5-2 1437 Riverside Motte Reserve, located in the rocky hills 2.5 mi NW of Perris 518 Comment
Read comments Sep 10 2011
  UCR98061  Plagiobothrys canescens A. C. Sanders 1997-3-1 19730 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
  UCR167437  Plagiobothrys collinus John F. Green 2005-3-16 s.n. Riverside Perris-Aguanga Basin, Cajalco Canyon, SE of Corona, SW of Lake Mathews, east of Calif. highway 71; Collections made while monitoring pipeline repair 366 Comment
  UC64418  Plagiobothrys collinus var. californicus H. M. Hall 1897-3-30 412 Riverside Winchester Comment
Read comments Mar 20 2011
  UC480645  Plagiobothrys collinus var. fulvescens Philip A. Munz 1927-3-21 10856 Riverside Anza, San Carlos Pass 1371 Comment
Read comments May 30 2011
  UCR241827  Plagiobothrys collinus var. fulvescens A. C. Sanders, Timothy W. Chumley 2013-4-3 40765 Riverside Peninsular Range, Temescal Canyon just SE of intersection of Horsethief Canyon Rd. and I-15 Fwy, SE of Corona (Lee) lake 380 Comment
  UCR85638  Plagiobothrys leptocladus A. C. Sanders 1993-4-5 13698 Riverside San Jacinto Valley, west edge of Hemet, along south side of Devonshire Ave. between Old Warren and Warren Roads, SW of Tres Cerritos and north of Florida Ave./ Hwy 74 460 Comment
  POM184250  Plagiobothrys nothofulvus P. A. Munz 1932-3-24 12013 Riverside Corona 366 Comment
  CLARK-A1528-2265  Plagiobothrys tenellus John C. Roos 1947-3-21 3367 Riverside Reche Canyon 365 Comment
  SD137833  Plagiobothrys tenellus Darin L. Banks, Steve Boyd 1995-5-9 407 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, north face of Agua Tibia Mountain, The Dorland Mountain area. 733 Comment
  UC1536026  Plagiobothrys undulatus Robert F. Thorne 1973-5-23 45525 Riverside Santa Rosa Plateau Mesa de Colorado 609 Comment
  UCR19085  Plantago erecta John C. Roos 1952-4-2 5461 Riverside Box Springs Mtns, Box Springs grade east of Riverside. 427 Comment
  CSUSB1065  Plantago hookeriana Kirby W. Brown 1966-4-7 Riverside Highway 71, 6.8 miles east of Temecula. 365 Comment
  RSA562442  Plantago lanceolata Steve Boyd, Tim S. Ross 1992-5-5 7262 Riverside Southern Santa Ana Mtns, San Mateo Canyon Wilderness area. Northwest of Oak Flats along Verdugo Trail, between jct with Bluewater and Lucas Canyon Trails. 762 Comment
  POM11519  Plantago major P. A. Munz 1922-7-2 5944 Riverside Santa Rosa, Santa Rosa Mtns. [=Old Santa Rosa Village, ca 1 mi SSE of Santa Rosa Mtn] 1982 Comment
  POM319083  Plantago major Patricia Wilder 1970-10-15 4815 Riverside Prado Dam in Prado Flood Control Basin. East of Chino Hills. Santa Ana River Drainage Area. 122 Comment
  JEPS22326  Plantago ovata Peter H. Raven 1958-1-24 11460 Riverside Fargo Canyon Comment
  UCR29821  Plantago ovata George K. Helmkamp 1983-3-24 383- 17 Riverside Sonoran (Colorado) Desert, north base of the Little Chuckwalla Mountains, 1.5 miles east of Graham Pass Road 336 Comment
  SEINET7048025  Plantago ovata Steven R. Hill, Kate Kramer 2001-4-27 33495 Riverside California Route 86, west side of U.S. Navy Salton Sea Test Base road just east of Route 86. About 10.4 miles south of Salton City. Elevation 16 feet. 4 Comment
  RSA4909  Plantago ovata var. fastigiata Carl B. Wolf 1932-4-27 3025 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
  UCR259219  Plantago patagonica Mitch Provance, Jeremiah George 2012-4-24 412- 09 Riverside San Gorgonio Pass, Smith Creek SW of Banning, near corner of Sunset Ave. and Bobcat Rd. 735 Comment
  UCR88866  Plantago patagonica A. C. Sanders, K. C. Rose 1995-4-5 16358 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 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
  RSA652524  Platystemon californicus Dolores Perez 1981-4-11 26 Riverside Cajalco Rd., S. of Lake Matthews. Comment
  UC146755  Platystemon californicus Katharine Brandegee and Charlotte M. Wilder May 12 1905-May 17 1905 Riverside Wilders near Riverside; near Riverside Comment
  UCR104643  Plectritis ciliosa subsp. insignis D. E. Bramlet 1997-4-4 2510 Riverside Tributary to Dawson Canyon, 854 m east of the El Sobrnte landfill and 610 m north of Dawson Canyon. 45 m south of the jeep trail that crosses this triutary. 365 Comment
  RSA0021527  Pleuraphis rigida Jim Andre 2013-3-27 24809 Riverside Rice Valley; east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62). 242 Comment
  RSA69361  Pleuraphis rigida Verne Grant, Alva Grant 1951-4-7 15980 Riverside Colorado Desert, Morongo Valley road [Hwy 62] ca. 1 miles North of Highway 60 670 Comment
  RSA775667  Pleuraphis rigida Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 803 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' 396 Comment
  CLARK-A1045-217  Pleurocoronis pluriseta George K. Helmkamp 1979-4-18 Riverside Little San Bernardino Mountains 3.5 miles north of Dillon Road; wash; Lost Horse Mtn. 15'Q Comment
  JOTR31906  Pleurocoronis pluriseta La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 2154 Riverside Joshua Tree National Park. West Cottonwood Mountains; bouldery side canyon leading into southeast Pinkham Wash Comment
  SBBG62649  Pleurocoronis pluriseta L. G. Yates -Apr-1895 Riverside Palm Springs Comment
  UC1547013  Pleurocoronis pluriseta Leila M. Shultz and John S. Shultz 1985-4-18 8351 Riverside se benches Chuckawalla Mountains (Alligator Rock) 341 Comment
  UC729948  Pleurocoronis pluriseta B. D. Stark 1932-6-17 Riverside canyon above Cottonwood Springs; Colorado Desert, Eagle Mts. 304 Comment
  UCR30078  Pleurocoronis pluriseta George K. Helmkamp 1983-4-5 483- 19 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, large wash below Chuckwalla Spring, 9 miles SW of Graham Pass Road 489 Comment
  RSA639702  Pluchea odorata Scott D. White 1998-12-2 7199 Riverside Temescal Canyon - Lake Elsinore area. 366 Comment
  UCR201879  Pluchea odorata Justin M. Wood 2008-9-19 142 Riverside SW Perris Basin, Temecula - Murrieta Creek, downstream of First Street Bridge 305 Comment
  CAS-BOT-BC244377  Poa annua A. C. Sanders; T. B. Salvato 2011-3-28 38811 Riverside Peninsular Range: Perris-Aguanga Basin Region: Menifee Valley, between Sun City and Perris, from McLaughlin and Evans road intersection E to I-215 Freeway, with abandoned old fields near 215 434 Comment
  UC1713243  Poa annua unknown April 1917 Riverside Riverside Comment
  RSA562114  Poa annua Steve Boyd 1992-4-14 6792 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along Verdugo Trail from Tenaja Trail to Bluewater Trail in upper watershed of Bluewater Canyon, S of Sitton Peak. 793 Comment
  RSA567198  Poa bigelovii F. M. Reed 1920-3-24 9187 Riverside Murray Canyon 213 Comment
  CAS-BOT-BC254571  Poa fendleriana subsp. longiligula H. M. H. 1901-5-17 1913 Riverside Santa Rosa Mountain 2590 Comment
  CAS-BOT-BC246626  Poa howellii S. B. Parish 1907-4-18 6141 Riverside Tahquitz on West Canon [Canyon], Palm Springs. Western border of the Colorado Desert 200 Comment
  CLARK-A1528-4837  Poa scabrella John C. Roos 1950-2-25 4170 Riverside Reche Canyon 457 Comment
  UCR2696  Poa secunda F. M. Reed 1907-4-7 1289 Riverside Streambed at foot of Box Springs Mountain Comment
  RSA91516  Poa secunda F. W. Peirson 1933-4-15 1055 Riverside Whitewater Canyon, 4 miles above bridge of Hwy from Banning to Indio, 701 Comment
  UC39551  Poa secunda subsp. secunda H. M. Hall June, 1901 2064 Riverside San Jacinto Mts 1615 Comment
  RSA0105849  Polycarpon tetraphyllum Alan Romspert 2000-7-26 s.n. Riverside 60 Fwy Bridge and Santa Ana Riverbed transect. Comment
  UCR141936  Polygala cornuta subsp. fishiae Mike Misenhelter 2004-10-1 s.n. Riverside Peninsular Range, Southern Santa Ana Mtns, Bronson property (around triangular pond seen on topo), c. 3.5 miles SW of Temecula near Santa Margarita River 427 Comment
  UCR189815  Polygala cornuta var. fishiae Theresa Johnson 2006-7-7 221 Riverside Peninsular Range, Santa Ana Mountains, 0.2 mi North of Orange County border. Just north of Indian Truck Trail. Along SE edge of road at base of rock wall 1063 Comment
  UCR180059  Polygonum aviculare Mitch Provance 2005-5-18 9816 Riverside Warm Springs Valley, Nichols road wetland area at Alberhill Creek, south 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
  UCR93498  Polygonum aviculare Scott D. White, S. Ogg 1994-10-17 2502 Riverside City of Temecula, Murrieta Creek channel at confluence with Santa Gertrudis Creek 320 Comment
  JOTR32468  Polygonum aviculare subsp. depressum La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2613 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
  UCR122569  Polygonum hydropiperoides George K. Helmkamp, E. A. Helmkamp 2000-8-29 5985 Riverside Colorado Desert., South of Mecca, where Lincoln St. crosses the Whitewater River, about 0.5 mile from the Salton Sea -67 Comment
  POM153401  Polygonum punctatum P. A. Munz, I. M. Johnston 1928-9-12 11300 Riverside 3 miles north of Temecula. Warm Springs Creek Comment
  RSA741557  Polypogon viridis Justin M. Wood 2008-9-30 169 Riverside Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  RSA508014  Polystichum imbricans subsp. curtum Steve Boyd, C. Boyd, K. Boyd, R. Noyes, L. Arnseth 1988-5-28 2294 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  RSA679172  Polystichum imbricans subsp. curtum Fred M. Roberts 2003-6-25 5953 Riverside Santiago Peak, south slope, Main Divide truck Trail, c.a. 0.1km S Bear Springs. 1219 Comment
  UCR208905  Populus X parryi E. C. Jaeger 1925-3-1 s.n. Riverside San Jacinto Mountains, Snow [Creek] Canyon 457 Comment
  POM360760  Populus fremontii M. V. Hood 1945-3-25 s.n. Riverside Aguanga. 588 Comment
  RSA770886  Populus fremontii Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4589 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SD229275  Populus fremontii Dick Schwenkmeyer, Tony Harper - Collector 2013-5-8 893 Riverside Agua Bonita Spring, Palm Canyon, approx. 8 Mi. S. of Catherdral City 883 Comment
  RSA613425  Populus trichocarpa D. L. Banks 1997-4-5 1667 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. South of Dorland Mountain, just west of the Wilderness Area boundry, along a tributary of the north fork of Pechanga Creek. 518 Comment
  UCR158144  Porophyllum gracile A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30095 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
  UCSB37413  Porophyllum gracile Gordon, Patricia 1980-5-18 Riverside Chuckwalla Mtns., Corn Springs Wash 457 Comment
  RSA769631  Potamogeton E. W. Lathrop 1969-6-5 7084 Riverside 8 miles west of Murrieta, on the Main Divide Truck Trail between Tenaja Rd. and Los Alamos Canyon Comment
  RSA286792  Potamogeton pusillus Robert F. Thorne 1974-5-23 44680 Riverside Santa Rosa Plateau, Rancho California; grassland area E of Redonda Mesa 610 Comment
Read comments Apr 27 2011
  UCR168615  Potentilla glandulosa T. B. Salvato, John F. Green 2004-5-27 577 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  UC415580 Image available Potentilla gracilis var. fastigiata H. E. Hasse 1892-7-1 5696 Riverside Strawberry Valley; ; Strawberry Valley, San Diego Co. [formerly] Comment
Read comments Dec 11 2006
  UCR261202  Prosopis glandulosa A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-5-18 41711 Riverside Temescal Canyon, along Temescal Canyon Rd. a short distance west of El Hermano Rd. 313 Comment
  SEINET10903626  Prosopis glandulosa var. glandulosa David B. Dunn 1947-9-21 Dunn 3511 Riverside Pushawalla Canyon. Seedlings sprouted from Coyote scat dropped in wet sand near the stream from the springs. Comment
  RSA502501  Prosopis glandulosa var. torreyana Steve Boyd, T. S. Ross, L. Arnseth 1989-6-11 3721 Riverside Vail Lake area, recently burned hills SE of lake, S of Hwy 79. 488 Comment
  RSA86993  Prosopis glandulosa var. torreyana F. W. Peirson 1919-4-12 4429 Riverside Palm Canyon, near Palm springs. Comment
  UCD166277  Prosopis glandulosa var. torreyana Jack Major 1962-4-17 791 Riverside On the outskirts of Palm Desert. (Exact location unkown. Coordinates estimated by label maker.) Comment
  CSUSB949  Prosopis juliflora Steven M. Chambers 1970-4-12 Riverside On rocky hillside near bottom station of the Palm Springs Aerial Tramway, Chino Canyon. 761 Comment
  RSA101228  Prosopis pubescens David B. Dunn 1947-7-12 2960 Riverside Pushawalla Canyon, Indio Hills. Comment
  UCR51062  Prunus cerasifera Bill Wagner 1988-3-7 s.n. Riverside Woodcrest area, c. 6 mi SW of Riverside, NE corner of Hibiscus and Dauchy Avenues 488 Comment
  POM296515A  Prunus fasciculata Lyman D. Benson 1954-5-2 15277 Riverside Hidden Valley Camp, Joshua Tree National Monument. Mojave Desert Drainage Area. 1341 Comment
  RSA11190  Prunus fasciculata N. Dunn, A. M. Martin 1932-3-26 s.n. Riverside Cottonwood Springs. Comment
Read comments Oct 9 2010
  CAS-BOT-BC151120  Prunus fremontii Alice Eastwood 1913-4-30 3022 Riverside Palm Springs Comment
  NY42610  Prunus fremontii J. B. Walker 1995-3-21 1266 Riverside W of Palm Desert, along Hwy 79, 3km E of Pinyon Flat Campground 1200 Comment
  SD73396  Prunus fremontii Nancy Ryan Zabriskie, Walter Zabriskie 1969-4-2 180 Riverside Upper slopes northwest of end of Andreas Canyon Club Road 487 Comment
  UCR20437  Prunus fremontii John C. Roos, L. Roos 1953-3-21 5908 Riverside Sonoran (Colorado) Desert, Mouth of Andreas Canyon south of Palm Springs 274 Comment
  POM13052  Psathyrotes ramosissima P. A. Munz, D. D. Keck 1922-4-12 4839 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. Colorado Desert. 457 Comment
  RSA472320  Psathyrotes ramosissima J. W. Jamie 1906-4-1 1456 Riverside Mecca Comment
Read comments Nov 30 2009
  SBBG62543  Psathyrotes ramosissima F. M. Reed 1927-3-18 Riverside Salt Crk Wash, N of Salton Sea Comment
Read comments Jul 30 2006
  SEINET2054371 Image available Psathyrotes ramosissima Joe Barrington 1968-5-11 68051114 Riverside Outside Palm Desert on Hway 74 at the edge of the valley floor, entering the mts. to Santa Rosa Mt., 100 yards from road. 609 Comment
  UCR274765  Psathyrotes ramosissima Thomas R. Stoughton, Jackie McConnaughy, Andrew Monks 2010-12-1 723 Riverside Sonoran (Colorado) Desert, Coachella Valley Preserve, c. 0.25 mile east of road. Site #3 305 Comment
  UCR280957  Pseudognaphalium canescens subsp. microcephalum Mitch Provance, Matt K. Beyers 2017-6-8 617- 12 Riverside Temescal Valley, Indian Wash, SW of I-15, S side of De Palma Rd., about 0.2 mi WNW of inter. with Glen Eden Rd. 366 Comment
  JOTR36419  Pseudognaphalium luteoalbum La Doux, Tasha, K. Callahan, M. Harding, M. Levandowski 2013-5-9 3365 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Stubbe Springs, near guzzler and spring on densely vegetated slope (STOP1) 1371 Comment
  SEINET10914958  Pseudognaphalium microcephalum David B. Dunn 1947-10-9 Dunn 3522 Riverside Joshua Tree National Monument at campground area by Hidden Valley. Comment
  CAS-BOT-BC353579  Psorothamnus arborescens var. simplicifolius S. B. Parish 1907-4-23 6108 Riverside Palm Springs, western border of the Colorado Desert 150 Comment
  SD124816  Psorothamnus arborescens var. simplicifolius Scott Cantrell 1986-3-28 86 Riverside Desert Hot Springs, near Highway 62 and Indian Ave. 518 Comment
  UCR144127  Psorothamnus arborescens var. simplicifolius Scott D. White 2001-4-18 8357 Riverside Sonoran (Colorado) Desert, Coachella Valley, Palm Springs, NE corner of Sunrise Drive and San Raphael Drive 165 Comment
  UCR237700  Psorothamnus arborescens var. simplicifolius Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4531 Riverside San Bernardino Mountains, Whitewater Canyon, along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center, Whitewater Trout Farm, in the vicinity of Bonnie Bell 526 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
  UC15159  Psorothamnus emoryi S. B. Parish Apr 4 1896-Apr 13 1896 4112 Riverside desert base of San Jacinto Mt., Palm Springs (Agua Caliente) desert base San Jacinto Mt., Palm Springs (Agua Caliente) 152 Comment
  CAS-BOT-BC340891  Psorothamnus schottii K. Bonner 1977-10-28 2572 Riverside 1 mi. S. of Buried Mtn. Comment
  POM128978  Psorothamnus schottii E. E. Schellenger 12 Riverside Colorado Desert. Santa Marie Mts. [Little or Big Maria Mountains] Comment
  RSA655225  Psorothamnus schottii Scott D. White 1999-10-19 7626 Riverside Near Berdoo Canyon: Northeast of Dillon Rd., just S of mouth of Berdoo Cyn., on the S-facing bajada of the Little San Bernardino Mts. 152 Comment
  UCR120973  Psorothamnus schottii Jennie Phui 1998-6-3 306 Riverside Western Colorado Desert/San Jacinto Mtns., NW of Palm Springs, base of Mt. San Jacinto in Chino Cyn., 1.5 mi. above Hwy 111 on road to tram 520 Comment
  UCSB3058  Psorothamnus schottii Yokoyama, Howard 1953-3-22 Riverside Morongo Canyon Comment
  UCSB3062  Psorothamnus schottii Leeuwen, Henry 1957-4-13 Riverside Next to Cal. Hwy. 195 about 3 miles west of U.S. 60 Comment
  CAS-BOT-BC340950  Psorothamnus spinosus S. B. Parish 1912-6-28 8107 Riverside Painted Canon [Canyon] near Mecca Comment
  UC52159  Psorothamnus spinosus E. E. Schellenger July 25 1903-Aug 14, 1903 2 Riverside Chuckawalla Bench, Colorado Desert Comment
Read comments Aug 27 2016
  SEINET951768  Pteridaceae Norman C. Cooper 1944-1 1085 Riverside Andreas Canyon, Riverside County 457 Comment
  CAS-BOT-BC421261  Pterostegia drymarioides Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater 304 Comment
  CLARK-A1528-764  Pterostegia drymarioides Robert Eaton 1968-5-13 680513-13 Riverside Sandia Canyon 0 Comment
  POM10466  Pterostegia drymarioides E. A. Zumbro 1901-04 346 Riverside Tequesquite Arroyo Comment
Read comments Sep 17 2011
  POM13114  Pterostegia drymarioides P. A. Munz, I. M. Johnston 1922-5-19 5341 Riverside 5 mi. E of Murietta. 518 Comment
  SD262213  Pulicaria paludosa Mitch Provance 2012-8-1 812 4 Riverside Colorado Desert: Thousand Palms Canyon Road, A+- 2/3 of the way up into the canyon. (Myoma 7.5'Q) 139 Comment
  VVC1348  Pulicaria paludosa A. C. Sanders, J. Mac 1996-11-23 19661 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
  JEPS18607  Purshia tridentata var. glandulosa W. L. Jepson 1914-5-18 5988 Riverside w of Pinyon Well; Colorado Desert, Lookout Mt. Comment
  UCD170872  Quercus Jeremiah George 2012-8-13 s.n. Riverside San Gorgonio Pass/Moreno Badlands, west of Beaumont, just east of junction of 60 Fwy and Jackrabbit Trail, off frontage road dead end. 716 Comment
  UC5825  Quercus X acutidens Samuel B. Parish 1891-11-3 2255 Riverside near Murietta Comment
Read comments Jul 15 2009
  UCR163407  Quercus agrifolia var. oxyadenia R. E. Riefner Jr. 2005-8-7 05- 594 Riverside San Bernardino National Forest: San Jacinto Mountains, 0.7 miles west of Santa Rosa Mountain Rd on SR 74 near Vandeventer Flat 1369 Comment
  RSA0028782  Quercus agrifolia var. oxyadenia R. E. Riefner Jr. 2005-8-7 5 -581 Riverside San Jacinto Mountains, San Bernardino National Forest, 2.3 mi W of Santa Rosa Mountain Rd. on SR 74 at Vandeventer Flat. 1430 Comment
  OBI74435  Quercus berberidifolia David J. Keil 1983-4-15 16907 Riverside East of Temecula on SR 79 Comment
  RSA0081317  Quercus berberidifolia Mitch Provance, Jeremiah George 2012-8-4 812 -32 Riverside Western Riverside County: Badlands south of Beaumont, Potrero Creek, E side of Highland Springs Ave., between Breckenridge and the entrance to Potrero. 752 Comment
  RSA559450  Quercus berberidifolia Steve Boyd, T. S. Ross 1992-5-5 7218 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero. 732 Comment
  UCR139055  Quercus berberidifolia D. L. Banks, J. Moreno 1997-2-5 1248 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
  UCR231198  Quercus berberidifolia A. C. Sanders, T. B. Salvato, Kent Beaman 2011-11-3 39930 Riverside Peninsular Range; Santa Ana Mtns., near Sierra Peak on dirt road (Leonard Rd.) from Skyline Drive, c. 1/4 mile east of the Orange Co. line 884 Comment
  UCR264620  Quercus berberidifolia Mitch Provance, Jeremiah George 2012-8-4 812- 32 Riverside Western Riverside County, Badlands south of Beaumont, Potrero Creek, E side of Highland Springs Ave., between Breckenridge and the entrance to Potrero 752 Comment
  UCR265837  Quercus berberidifolia Mitch Provance 2012-5-24 512- 20 Riverside San Bernardino Mountains, Banning, foothills and alluvial fan near border with Beaumont, NE of the intersection of Highland Springs Avenue and Wilson St. 1067 Comment
  UCR273001  Quercus berberidifolia Mitch Provance 2012-9-13 912- 01 Riverside Badlands of Western Riverside County, Potrero Creek, S end of City of Beaumont, E side of Highland Springs Rd., +- 1 mi. N of entrance to CDFG Potrero Reserve. 744 Comment
  UCR273029  Quercus berberidifolia Mitch Provance 2012-1-25 17377 Riverside Badlands of Western Riverside County, San Timoteo Canyon, SW end along SCE powerline access roads between El Casco Substation and the Hwy. 60. 677 Comment
  LA46436  Quercus chrysolepis W. E. Pequegnat; 1937-1 sn Riverside Santa Ana Mountains Comment
  RSA761231  Quercus chrysolepis Shawn Krosnick, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 724 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  SBBG55971  Quercus cornelius-mulleri C. H. Muller, K. K. Muller 1983-4-15 11764 Riverside 0.5 mi S of Sage Forest Fire Stn, 13.4 mi S of Hemet 1639 Comment
  SD80180  Quercus cornelius-mulleri R. S. Woglum Apr 1937 297 Riverside Palm Springs Comment
  SDSU13622  Quercus engelmannii W. Miller with C. Mosse 1972-7-20 Riverside 75 yards past fork next to olive trees. Comment
  UCR252814  Quercus engelmannii John Dvorak 2010-11-2 007 Riverside Perris Aguanga Basin, Two miles north of the intersection of Sage Road and Highway 79, west of alluvial fan 692 Comment
  SACT002142  Quercus kelloggii Carl Epling 1931-10-4 Riverside 1584.96 Comment
  UCD46896  Quercus lobata J. M. Tucker; D. Q. Cavagnaro 1965-10-2 3886 Riverside (Q. turbinella Greene subsp. californica Tucker). In wash at Live Oak Tank, 75-100 feet from Q. turbinella subsp. Californica (introgressed with Q. dumosa); Joshua Tree National Monument, Riverside County, California. Comment
  RSA741573  Quercus palmeri Scott D. White, Justin M. Wood 2008-6-17 12166 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  UC1135774  Quercus palmeri A. E. Wieslander 1938-5-5 735 Riverside Van Deventer Flat Thermal Quad. 1493 Comment
  CAS-BOT-BC104999  Quercus wislizeni John Thomas Howell 1927-8-2 2938 Riverside Rocky Canon [canyon] -side in shade, near top of control on road to Hemet, Mt. San Jacinto 1371 Comment
  RSA714381  Quercus wislizeni T. B. Salvato 2004-5-27 592 Riverside Head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp. 1402 Comment
  UCR262386  Quercus wislizeni Tom Scott 2011-1 2011- 573 Riverside San Bernardino Mtns., south side of mountains in Banning Canyon on USFS road 2S01, c. 6.1 miles up canyon 1470 Comment
  CAS-BOT-BC362627  Rafinesquia neomexicana John H. Thomas 1957-3-30 6570 Riverside Joshua Tree National Monument. About 3 miles southeast of White Tank near the road to Cholla Cactus Garden. About 20 miles northeast of Indio 883 Comment
  POM6732  Rafinesquia neomexicana P. A. Munz, L. T. Street, Williams 1919-3-28 s.n. Riverside San Gorgonio Pass, Cabazon 543 Comment
  UC566695  Rafinesquia neomexicana Margaret Stason 1927-3-12 Riverside Colorado Desert, Painted Canyon Comment
  UCR102759  Rafinesquia neomexicana B. G. Pitzer, O. F. Clarke, S. Reed, G. Ruiz 1998-3-7 3582 Riverside San Bernardino Mountains, Wildlands Conservancy's Mission Creek Preserve, c. 2 mi. up canyon from entrance at ranch gate, on Mission Creek Road, off of Calif. Hwy 62 762 Comment
  UCR216679  Rafinesquia neomexicana Jim Andre, T. La Doux 2009-3-10 11240 Riverside Joshua Tree National Park, south end of the Cottonwood Mountains near Pinkham Wash, just north of aqueduct just inside JTNP boundary, c. 7 miles west of south entrance into park at Cottonwood 542 Comment
  UCSB7398  Rafinesquia neomexicana Beeks, R. 1953-4-4 Riverside U.S. 99, opposite Twenty Nine Palms turnoff Comment
  UC9363  Ranunculus alismifolius var. alismellus H. M. Hall July, 1901 2405 Riverside Tamarack Valley San Jacinto Mountains 2804 Comment
  CAS-BOT-BC378495  Ranunculus californicus var. californicus Edmund C. Jaeger 1925-3-21 s.n. Riverside Temecula, northwest of village Comment
  RSA0013146  Ranunculus californicus var. californicus LeRoy Gross, Caitlin Elam 2013-5-14 6072 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
  SD244235  Ranunculus muricatus O. F. Clarke 2010-4-16 Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of University of California Riverside campus (Riverside East 7.5) 351 Comment
  CLARK-A1528-361  Raphanus sativus Fred B. Essig 1966-5-21 Riverside Santa Ana River Comment
  CSUSB539  Raphanus sativus Rita Gibbons 1975-6-5 Riverside 1/2 mile north of Highway 60, on Heacock Ave., Sunnymead Comment
  RSA0049510  Raphanus sativus Margaret Murphy 1983-5-1 0017 -B Riverside Dry riverwash located in the north section of parcel 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead. Comment
  RSA1388  Rhamnus californica J. T. Howell 1928-7-9 395 Riverside Glen Ivy. Upper sonoran. 396 Comment
  RSA612815  Rhamnus ilicifolia D. L. Banks 1997-3-1 1354 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. Pechanga Creek, east of the ''Fiesta Grounds'' to the spring on the northern fork of Pechanga Creek at the eastern end of the Reservation. 423 Comment
  SBBG27372  Rhamnus ilicifolia P. C. Everett 1935-6-18 Riverside Coldwater Cyn Trail ca. 1.5 mi below (N) main divide motorway 1280 Comment
  UCR154841  Rhamnus ilicifolia A. C. Sanders, Mike Misenhelter 2005-3-23 29282 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  PASA1596  Rhododendron occidentale Sally Ellis 1939-6-24 Riverside Halona Comment
  UCR35109  Rhododendron occidentale L. B. Ziegler 1978-6-21 594 Riverside San Jacinto Mtns, North Fork of the San Jacinto River (Dark Canyon). 1677 Comment
  JOTR34486  Rhus aromatica Andre, Jim 2012-4-16 20970 Riverside Joshua Tree National Park. along Cottonwood Spring Road, approx. 6 mi. south of the North Entrance at Twin Tanks parking area. 1196 Comment
  CLARK-A1528-1411  Rhus integrifolia John C. Roos 1950-2-18 4707 Riverside Box Springs Mountains 774 Comment
  SD136941  Rhus integrifolia Steve Boyd, Orlando Mistretta 1992-4-22 7001 Riverside Santa Ana Mountains, San Mateo Cnyn Wilderness Area. Indian Potrero Trail south from Verdugo Potrero on ridge between Talega Cyn and Nickel Cy Comment
  CAS-BOT-BC167967  Rhus ovata Gordon H. True 1977-1-11 8106 Riverside Hills between Hemet and Aguanga Post Office 609 Comment
  LA62866  Rhus ovata H. Lewis; 1939-11-22 1040 Riverside San Jacinto Mountains, Pinyon Flat 1219 Comment
  RSA386391  Rhus ovata N. C. Cooper 1074 Riverside Andreas Canyon. 305 Comment
Read comments Jun 26 2008
  RSA502189  Rhus ovata Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-11 3715 Riverside Vail Lake area, sandy wash draining into Wilson Creek at E end of lake Comment
  RSA605761  Rhus ovata Scott D. White 1996-3-16 3820 Riverside Perris Basin, Lakeview Mts, N of Winchester, at ''Maze Stone'' Picnic Area 610 Comment
  UCR90748  Rhus ovata Scott D. White 1995-4-5 2751 Riverside Perris Valley, Lakeview Mountains; SW of Juniper Flat Road 579 Comment
  RSA753547  Rhus trilobata Michael Wall 2009-6-12 520 Riverside San Jacinto Valley, Bautista Canyon Rd. ca. 8.0 miles SE of jct. with Fairview Ave. 762 Comment
  SD187324  Rhus trilobata Scott D. White, Angelia Carey 2004-4-16 10155 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 548 Comment
  UC63999  Rhus trilobata H. M. Hall 1897-5-19 559 Riverside vicinity of Chalk Hill; San Jacinto Mountains Comment
  CHSC1656  Ribes canthariforme V. Holt 1942-3-29 Riverside Keen Camp, Santa Rosa mountains. Comment
Read comments Mar 22 2014
  RSA698893  Ribes cereum J. R. Bruff 1934-7-5 s.n. Riverside [San Jacinto Mts.] 2439 Comment
  RSA562614  Ribes indecorum Steve Boyd 1993-3-14 7725 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Northeastern corner of the wilderness, south of Elsinore Peak, in broad saddle on high ridge forming east side of Wildhorse Canyon. 976 Comment
  UCR35282  Ribes indecorum L. B. Ziegler 1968-1-15 264 Riverside San Jacinto Mtns, In Avery Canyon (Diamond Valley) 503 Comment
  UCR51356  Ribes indecorum L. F. LaPre 1988-1-8 s.n. Riverside Mesa de Burro, Santa Rosa Plateau. west of Murrieta. 610 Comment
  UCR77722  Ribes indecorum Steve Boyd 1991-3-17 5486 Riverside Jurupa Hills, north of Glen Avon. S flank, just west of Soto St to summit east of Pyrite Cyn. Comment
  CAS-BOT-BC212609  Ribes montigenum Mrs. C. M. Wilder 1909-6-12 946 Riverside Round Valley, San Jacinto Mountains Comment
  CAS-BOT-BC219233  Ribes nevadense Nancy Ryan Zabriskie; Walter Zabriskie 1971-5-16 406 Riverside Beside Banning Road below Pine Cove, W slope San Jacinto Mountains 1524 Comment
  SD229184  Ribes nevadense Dick Schwenkmeyer 2012-6-27 739 Riverside May Valley, approx. 5 miles southeast of Idyllwild town center, Mt. San Jacinto, Riverside County, CA. 1531 Comment
  CLARK-A1528-4142  Ribes quercetorum John C. Roos 1940-5-4 879 Riverside Reche Canyon Comment
  UCR97319  Ribes quercetorum Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla 1990-4-3 4073 Riverside Peninsular Range, Vail Lake Area, E flank of Oak Mtn, just south of E summit. 701 Comment
  POM13459  Ribes roezlii P. A. Munz, I. M. Johnston 1922-5-19 5395 Riverside Keen Camp, San Jacinto Mountains. 1463 Comment
  UC974961  Ribes roezlii P. A. Munz and I. M. Johnston 1922-5-19 5395 Riverside Keen Camp San Jacinto Mts. 1463 Comment
  UCR37459  Romneya coulteri Steve Boyd 1981-4-29 s.n. Riverside Arroyo del Toro Comment
  UCR167840  Rorippa nasturtium-aquaticum T. B. Salvato, Melissa Clemons 2005-6-23 1306 Riverside Peninsular Range; Temescal Valley, Walker Canyon, 1.5 mi due east of Alberhill, N of Hwy I-15 412 Comment
  RSA450256  Rubus parviflorus J. C. Roos 1965-7-3 s.n. Riverside Dark Canyon, San jacinto Mtns. Comment
  UCR132712  Rubus ursinus A. C. Sanders, O. F. Clarke 1991-6-10 11125 Riverside Upper Santa Ana River/San Bernardino Valley, Riverside, along Spring Brook between Lake Evans (Fairmont Park) & the Santa Ana River 238 Comment
  UCR213282  Rumex hymenosepalus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37695 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
  CLARK-A1528-5728  Ruta graveolens John C. Roos 1948-2-21 3771 Riverside Reche Canyon 457 Comment
  RSA715904  Sabal A. C. Sanders 1984-7-18 5107 Riverside Kansas at Pennsylvania, edge of Bordwell Park. 287 Comment
  SD224912  Sagina apetala A. C. Sanders, G. K. Helmkamp 1996-3-17 17980 Riverside Coachella Valley: Palm Springs, weeds in landscaping of shopping center at SE corner of Raquet Club Dr. and Palm Canyon Dr. 188 Comment
  POM306692  Salazaria mexicana Henry J. Ramsey, Henry J. Ramsey 1938-4-26 1690 Riverside Near Desert Center. Comment
  UCR35341  Salazaria mexicana L. B. Ziegler 1967-6-8 152 Riverside San Jacinto Mtns., Pinyon Flats 1223 Comment
  CAS-BOT-BC129745  Salix bonplandiana Lathrop; Thorne 1967-9-26 6668 Riverside Lome Linda, 4 mi. NW of Murrieta Comment
  POM186278  Salix gooddingii C. Epling, Joseph A. Ewan 1933-5-12 7606 Riverside South shore Lake Elsinore. Comment
  SD137624  Salix gooddingii Darin L. Banks, Steve Boyd 1995-4-5 141 Riverside Cleveland National Forest, N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove, W of the Dripping Springs Trail. 658 Comment
  UCR127339  Salix gooddingii A. C. Sanders, D. Malueg 2003-5-8 26560 Riverside San Jacinto Valley, San Jacinto Riverbottom, north of San Jacinto and SE of State St. 465 Comment
  RSA0030818  Salix hindsiana var. leucodendroides H. P. Bracelin 1932-4-12 599 Riverside East side of bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside. 240 Comment
  CDA38726  Salix laevigata Mike Lahti 2013-4-13 PDR# 331 P06141938 Riverside East Hemet; Bautista Canyon. 0 Comment
  POM177760  Salix laevigata Marcus E. Jones 1930-3-15 s.n. Riverside Eagle Mountains. Comment
  POM295748  Salix laevigata Lyman D. Benson 1946-4-15 12046 Riverside Canyon on Twenty-nine Palms Road from Whitewater. 457 Comment
  SDSU13821  Salix laevigata W. Miller, C. Mosse 1972-8-9 Riverside Comment
  UC5016  Salix lasiandra subsp. lasiandra H. M. Hall 1906-7-20 2510 Riverside Strawberry Creek San Jacinto Mts., Strawberry Creek 1584 Comment
  RSA586051  Salix lasiolepis D. L. Banks, Steve D. Boyd 1995-3-16 90 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, Arroyo Seco drainage. 512 Comment
  UCR182374  Salix lasiolepis Andrea Salzman, Ricky Escobar, et al 2006-4-10 48 Riverside Peninsular Range, Agua Tibia Wilderness at Arroyo Seco, c. 0.5 mi. south of Dripping Springs Guard Station 518 Comment
  UCR21837  Salix lasiolepis 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
  RSA127672  Saltugilia australis F. M. Reed 1917-5-9 3850 Riverside Colorado Desert, Palm (Palua/Palun?) Canyon Comment
Read comments Aug 14 2010
  SEINET3860545  Saltugilia australis Leigh A. Johnson 1997-4-25 97 -049 Riverside Magee Hills vicinity: on first year burn on hills and slopes directly W of Hwy R3,(Sage Road) ca. 5.9 miles S of jct. with Cactus Valley Rd., and 0.8 mi N of Sage Hen Fire Station. Collected near top of hill behind and to the S of the microwave towers.; 0 756 Comment
  UCR261367  Saltugilia latimeri A. C. Sanders, Katie Young, John Hale 2015-4-22 41613 Riverside San Gorgonio Pass, San Gorgonio River wash, SE of Cabazon, east of Elm St., c. 2 km south of I-10, 1 km NW (303 deg. ) of One Horse Spring 459 Comment
  JOTR16794  Saltugilia splendens subsp. splendens Moore, Sue 1968-5-6 s.n. Riverside Joshua Tree National Park. EUREKA PEAK 1676 Comment
  CHSC110690  Salvia apiana Dean Wm. Taylor 2003-5-7 18540 Riverside Railroad Canyon, San Jacinto River (1.9 river miles upstream from maximum pool level for Railroad Canyon Reservoir). 426 Comment
  UC534837  Salvia apiana Victor Duran 1933-7-1 3491 Riverside near Santa Rosa; Santa Rosa Mts. 1828 Comment
  UCR107740  Salvia apiana D. L. Banks 1997-5-5 1967 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
  IRVC2077  Salvia columbariae R. H. Whittaker, W. A. Niering 1963-5-30 SJ 85 92 Riverside Palm Desert to Mountain Center, Santa Rosa Mountain Rd. Santa Rosa Mountains 1524 Comment
  JEPS62682  Salvia columbariae Marjorie D. Clary 1932-3-20 1585 Riverside Mission Creek Colorado Desert (n side of Colorado Desert) 457 Comment
  UC1287103  Salvia columbariae C. L. Hitchcock 1966-3-15 24155 Riverside 1 mi e Glen Ivy Hot Springs Comment
  UC1713566  Salvia columbariae Dr. D. P. Barrows before Aug., 1898 10 Riverside Cahuilla Indians Comment
Read comments Sep 23 2009
  UC71045  Salvia columbariae F. M. Reed 1905-5-24 764 Riverside vicinity Riverside (Arroyo Tequisquite); Riverisde, Arroyo Tequisquite Comment
  UCR124664  Salvia columbariae B. C. Templeton 1930-4-9 1048 Riverside San Bernardino Mtns., north of Banning 1220 Comment
  UCR35338  Salvia columbariae L. B. Ziegler 1965-11-15 048 Riverside San Jacinto Mtns., Garner (Hemet) Valley, alongside new Morris Ranch Road 1524 Comment
  RSA434155  Salvia mellifera Jeannette B. Edge 1934-4-22 s.n. Riverside Jurupa Mountains, Mountain slope 549 Comment
  SEINET13947550 Image available Salvia mellifera A. C. Sanders, J. Goetzen 1996-1 18132 Riverside San Bernardino Mtns., Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, N of Banning; 2600-3000 ft alt., (UTM 10 km cell: NH-1E, 5N. Banning) (33 deg. 57' N, 116 deg. 52' W; T2S, R1E, E/2 S27 and NE/4 S34) 914 Comment
  UCR251936  Salvia mellifera Harun Bektas 2011-4-26 15 Riverside Riverside, Box Springs Mountain Park; 7 miles above Moreno Valley via Pigeon Pass Rd. 793 Comment
  CAS-BOT-BC224853  Salvia pachyphylla H. M. Hall 1897-8-1 s.n. Riverside San Jacinto Mt. Comment
  SBBG6505  Salvia pachyphylla L. Rowntree 1937-11-6 Riverside Santa Rosa Mtns Comment
  POM50362  Salvia pachyphylla subsp. pachyphylla H. M. Hall 1901-06 2160 Riverside Eastern base of the San Jacinto Mountains, along the border of the Colorado Desert. Comment
  CAS-BOT-BC233349  Salvia vaseyi Annie M. Alexander; Louise Kellogg 1941-6-1 2267 Riverside Dry Morongo Creek, Morongo Valley 655 Comment
  HSC47584  Salvia vaseyi Richard Spjut, C. E. Edson 1978-5-5 5013 Riverside W margins of Colorado Desert, along Hwy. 74 W of Palm Desert in the San Jacinto Mtns. 610 Comment
  RSA640158  Salvia vaseyi Louis C. Wheeler 1955-6-16 7160 Riverside Palm to Pines Highway: at culvert P5.53 610 Comment
  SEINET156295  Sambucus caerulea Norman C. Cooper 1944-5-19 1289 Riverside Banning. 701 Comment
  CSUSB691  Sambucus mexicana I. Rauch 1968-5-14 Riverside Santa Ana Mountains Santa Ana Mountains Comment
  UCR101320  Sambucus mexicana A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22220 Riverside San Bernardino Mtns., Morongo Indian Reservation, Middle Branch of Millard Canyon 1341 Comment
  UCR48493  Sanicula bipinnatifida Steve Boyd 1986-3-9 1397 Riverside Peninsular Range, Temescal Canyon, between Indian Truck Trail & Horsethief Wash 367 Comment
  SD181731  Sanicula crassicaulis Scott D. White, Sandy Leatherman 2000-5-31 7982 Riverside Santa Ana Mountains/Santa Rosa Plateau: Near Squaw Mountain. 640 Comment
  UCR138650  Sanicula crassicaulis D. L. Banks 1997-3-29 1641 Riverside Agua Tibia Mtns., NW Palomar Mountains, Pechanga Indian Reservation. An area of native grassland along the Magee Truck Trail at the southern extremity of the Reservation, just before the Riverside/San Diego Co. line 482 Comment
  JEPS27437  Sarcostemma cynanchoides subsp. hartwegii W. L. Jepson 1901-5-27 1483 Riverside Aguanga Comment
  UC566925  Sarcostemma cynanchoides subsp. hartwegii H. L. Mason 1926-5-2 3193 Riverside Aguanga Valley Comment
Read comments Nov 16 2011
  UC111322  Sarcostemma hirtellum S. B. Parish 1907-4-22 6149 Riverside w. edge Colorado Desert, Palm Canyon 200 Comment
  CHSC35796  Satureja chandleri James Henrickson 1972-5-21 7196 a Riverside 2 mi. W. of Murrieta on slopes up to Santa Rosa Plateau along Tenaja Rd. 396 Comment
  UCR59925  Satureja chandleri Jeri Hirshberg 1989-3-27 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, SW of town of Murrieta: Miller Canyon 457 Comment
  RSA741179  Schedonorus arundinaceus Scott D. White, Justin M. Wood 2008-6-17 12151 Riverside South of Hwy 79 near Keen Camp Summit. 1402 Comment
  UCR40932  Schinus polygamus A. Kelly 1985-1 s.n. Riverside Riverside, yard at 4081 Glenwood, l block north of 14th Street. Comment
  RSA0042170  Schismus arabicus Duncan S. Bell, Evan Meyer 2014-4-2 6516 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1 air mile northwest of Canyon Spring. 422 Comment
  JOTR31857  Schismus barbatus La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2114 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  JOTR34316  Schismus barbatus Andre, Jim 2012-4-11 20814 Riverside Joshua Tree National Park. Western margin of Eagle Mountains; 0.6mi south of Cottonwood Visitor Ctr. along Rte 11 912 Comment
  SBBG34679  Schismus barbatus T. L. Secrest 1950-3-12 Riverside near Indio Comment
  RSA92140  Schoenoplectus americanus F. W. Peirson 1921-3-20 2848 Riverside Palm Canyon, Colorado Desert. 305 Comment
  CAS-BOT-BC140674  Scirpus acutus A. C. Sanders 2004-5-12 27865 Riverside Elsinore Basin Region: Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  RSA516742  Scrophularia californica Ed LaRue 1989-4-25 s.n. Riverside 2 mi (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. 488 Comment
  RSA155809  Scrophularia californica subsp. floribunda Peter H. Raven 1962-4-29 17486 Riverside Ortega Highway 1 mi. above its east base. 488 Comment
  UCR4115  Scrophularia californica subsp. floribunda Ronald M. Cope 1965-3-27 s.n. Riverside 0.5 mi east of a point on Canyon Crest Drive, 1.5 mi south of fire prevention laboratory, Riverside 366 Comment
  RSA0035196  Scrophularia californica var. floribunda Bruce Albert 1982-4-17 49 Riverside Hillside north of Cajalco Road, 2 miles east of I-15. Comment
  UC1931068  Scutellaria bolanderi subsp. austromontana Scott D. White, Justin Wood 2008-7-9 12414 Riverside San Jacinto Mountains: Johnson Meadow. Comment
  LA102320  Scutellaria mexicana John C. Roos; 1958-9-27 sn Riverside Santa Rosa Mountains, Carrizo Creek near Black Hill 914 Comment
  JEPS62878  Scutellaria siphocampyloides Carl V. Meyer June 1927 173 Riverside Idyllwild 1676 Comment
  SD135263  Scutellaria siphocampyloides Craig Reiser, Dylan Hannon 1993-5-31 Riverside N side of Santa Rosa Peak Comment
  RSA0074746  Sedum spathulifolium Scott D. White 2000-11-15 8148 Riverside Idyllwild area, Strawberry Fuelbreak between Inspiration Pt. and Strawberry Ck. 1402 Comment
  POM12031  Selaginella bigelovii Mary F. Spencer 1928-5-28 1697 Riverside Lower slope of San Jacinto Mountain 762 Comment
  SEINET7073445  Selaginella bigelovii A. G. Vestal 1963-4-25 s.n. Riverside Granite Rocks, about 1 mile west of Radec on Route 71 (presently Route 79). Coordinate datum: NAD27. Comment
  LA209669  Selaginella eremophila Lawrence L. Kiefer; 1964-3-1 1255 Riverside San Jacinto Mountains, Palm Canyon, above the parking lot 457 Comment
  UCR235081  Senecio flaccidus var. douglasii A. C. Sanders, John F. Green 2012-6-1 40232 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, south of I-15 between Horsethief Cyn. Rd. and Hostettler Rd. 368 Comment
  UCR89652  Senecio flaccidus var. douglasii Bern Schwenn 1994-4-24 s.n. Riverside Joshua Tree National Park, Hexie Mountains, Pinkham Well Canyon, below the well site Comment
  RSA791478  Senecio flaccidus var. monoensis J. Andre 2012-4-16 20930 Riverside Joshua Tree National Park;; along Cottonwood Spr. Rd, 2.4 mi. north of Cottonwood Visitor's Ctr..mixed sonoran-mohaven scrub. 956 Comment
  RSA613317  Senecio vulgaris D. L. Banks 1997-3-1 1382 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, west of Pala Road. Reservation lands west of the casino and along Pechanga Creek. 329 Comment
  LA204898  Senegalia greggii Norman C. Cooper; 1944-5-20 2632 Riverside San Jacinto Mountains, Palms to Pines Highway 304 Comment
  SD258926  Senegalia greggii Sarah J. De Groot, Rachel Darney-Lane 2016-6-14 7905 Riverside Whitewater Canyon; along the Pacific Crest Trail, ca. 0.7 air mile south of Red Dome, ca. 1.1 trail miles northnorthwest of Whitewater Preserve, west of Whitewater River. 737 Comment
  SFV1759  Senegalia greggii F. L. McPherson 1959-5-9 s. n. Riverside 1 mile south of Palm Springs in the vicinity of Palm Springs Desert Museum. Comment
  JEPS64755  Senna covesii Marjorie D. Clary 1932-3-24 812 Riverside Santa Rosa Mountains Comment
  RSA0015681  Senna covesii Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-9-29 6036 Riverside Chuckwalla Mountains; on the south side of Corn Springs Wash, approximately 3 air miles west of Corn Springs, and about 0.5 air miles south of Aztec Well. 659 Comment
  UCR214435  Sesuvium verrucosum A. C. Sanders, Richard Dwerlkotte 2010-3-22 37515 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 2 mi. ESE (98 deg. ) of Sidewinder Well, south end of Palen Dry Lake, SW of Palen Mtns. 129 Comment
  UCD92862  Setaria viridis Herbert L. Mason; Malcolm A. Nobs 1948-9-3 491 Riverside 2 miles north of Indio. Comment
  UCR174554  Sidalcea malviflora Jennifer H. Jones 2006-6-6 406 Riverside Peninsular Ranges; Santa Ana Mtns., Cleveland National Forest along Calif. Hwy 74; lower ele. part of San Juan Loop Trail, N of Upper San Juan Campground 518 Comment
  POM13244  Silene antirrhina P. A. Munz, I. M. Johnston 1922-5-19 5357 Riverside 5 miles NE of Murietta. 457 Comment
  RSA586798  Silene antirrhina D. L. Banks, Steve Boyd 1995-5-3 0236 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, along the lower alluvial benches of Arroyo Seco. 500 Comment
  RSA751914  Silene laciniata Scott D. White, Justin M. Wood 2009-5-22 12917 Riverside San Jacinto Mountains: Old Control Road, above Halfway Spring. 1159 Comment
  SBBG101641  Silene multinervia S. Boyd, T. Ross 1990-5-11 4628 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs Cmpgrd, S of Hwy 79 548 Comment
  CAS-BOT-BC202936  Simmondsia chinensis N. Aitkenhead 1976-9-28 2077 Riverside So. of Chiriaco Summit Comment
  RSA443542  Simmondsia chinensis J. C. Roos 1966-3-20 s.n. Riverside Eagle Mts., Last Palms Canyon. Comment
  SBBG71061  Simmondsia chinensis H. and M. Dearing 1938-11-12 142 Riverside Little San Bernardino Mtns 762 Comment
Read comments Jan 20 2015
  SD137827  Sisymbrium altissimum Darin L. Banks 1995-4-11 163 Riverside Agua Tibia Mountains Watershed; North slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area, along the Dripping Springs Trail 760 Comment
  UCD115453  Sisymbrium erysimoides A. C. Sanders 1988-1-18 7589 Riverside Riverside, west end of the Box Springs Mountains on S-facing slopes of Sugarloaf Peak. 579 Comment
  UCR47266  Sisymbrium erysimoides A. C. Sanders 1987-4-7 7045 Riverside City of Riverside, Vacant lot on north side of Spruce Street, between Rustin Ave. and Canyon Crest [now Watkins] Dr. 305 Comment
  SBBG87391  Sisymbrium irio A. C. Sanders with B. Pitzer, D. Charlton 1986-3-1 6013 Riverside Chuckwalla Valley, 1 mi W of Hayfield Lake, 2 mi SW of pumping station on a small cutoff rd from Hayfield Rd to the dirt rd to Colorado River Aqueduct