Search Results — 2000 specimen records retrieved (1894 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  JEPS61238  Abronia villosa Mary Beal 1939-10-25 707 Riverside Between Coachella Palm Springs; Mojave Desert Comment
  RSA340185  Abronia villosa Robert F. Thorne, W. A. Tilforth 1980-5-28 54181 Riverside San Bernardino Mountains: Whitewater ridge above old bridge. Comment
  UC1136563  Abronia villosa H. S. Yates 1936-4-7 5543 Riverside 2 1/2 mi s Willis Palms; Thermal Quadrangle Comment
  UCR85139  Abronia villosa A. C. Sanders 1995-3-12 16018 Riverside Sonoran (Colorado) Desert, Coachella Valley, City of Indio, just SW of Whitewater River channel at Auto Center Drive (Hwy 111) -7.5 Comment
  SD148114  Abronia villosa var. aurita A. C. Sanders, T. B. Salvato 2001-5-16 24286 Riverside Perris-Aguanga Basin region: South of Hemet, 1/4 mile south of Gibbel Rd. ca. 1.0 mile east of State Street. 518 Comment
  UC7621 Image available Abronia villosa var. aurita S. B. Parish Apr 4 1896-Apr 13 1896 4138 Riverside desert base of San Jacinto Mt.(Agua Caliente) Palm Springs, San Jacinto Mt. 152 Comment
Read comments
Jul 8 2010
  UCR238088  Abronia villosa var. aurita Mark A. Elvin, Julie M. Vanderwier 2002-5-16 2052 Riverside Peninsular Range; Agua Tibia Mtns., Pechanga Indian Reservation, nameless drainage/wash south of Pala Rd. 335 Comment
  CAS-BOT-BC489834  Abronia villosa var. villosa Naomi Fraga; Sarah J. De Groot; Lisa Rojas; Leland Lubinsky 2005-2-10 1420 Riverside Colorado Desert: Northeastern Colorado Desert region, along Palen Rd near Hwy 177 170 Comment
  RSA461183  Abronia villosa var. villosa F. R. Fosberg 1932-3-13 8085 Riverside Thousand Palm Canyon, Coachella Valley Comment
  RSA461186  Abronia villosa var. villosa Louis C. Wheeler 1931-11-26 380 Riverside Salton Bench Mark, Colorado Desert. -15 Comment
  UCR180339  Abronia villosa var. villosa Scott D. White, Andrea Warniment (Edwards) 2006-3-22 11268 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, a few mi east of Indio, at proposed I-10 Freeway / McNaughton Parkway interchange, north of the I-10 Freeway 152 Comment
  UCR120971  Acacia greggii Jennie Phui 1998-6-3 301 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
  RSA248051  Acacia greggii var. arizonica R. F. Thorne, C. W. Tilforth 1973-5-30 43580 Riverside Colorado Desert: Mouth of Morongo Valley at N end of Coachella Valley 549 Comment
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Apr 24 2011
  SFV11426  Acamptopappus sphaerocephalus M. L. Vincent, R. H. Swade 1963-10-19 461 Riverside Snow Creek Road, 2 miles from its intersection with California State Highway 111. This intersection is about 0.5 miles southeast of the intersection between Highway 111 and Interstate Highway 10. 366 Comment
  RSA586933  Achillea millefolium D. L. Banks, Peter Morrell 1995-5-4 0299 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 Dripping Springs Trail., 33 deg 26' 18''N-116 deg 58' 27''W 950 Comment
  UCR178159  Achillea millefolium John F. Green, M. D. Wilcox 2003-7-15 s.n. Riverside San Jacinto Mtns., on powerline trail, picnic area at Juan Diego Flats, NW of Cahuilla Mountain 1220 Comment
  CAS-BOT-BC210595  Achnatherum coronatum H. M. Hall 1901-6-1 2078 Riverside San Jacinto Mountains. In the vicinity of Chalk Hill 1463 Comment
  RSA613149  Achnatherum coronatum D. L. Banks 1997-4-5 1657 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
  POM1118  Achnatherum hymenoides I. M. Johnston 1917-4-4 s.n. Riverside Whitewater Comment
  UCR30097  Achyronychia cooperi George K. Helmkamp 1983-4-5 483 37 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, large wash below Chuckwalla Spring, 9 miles SW of Graham Pass Road 489 Comment
  VVC165  Achyronychia cooperi F. Zaebst 1954-2-3 s.n. Riverside Colorado Desert, On gas pipe rd. 1.8 miles E of Jct w US 60, 8.2 mi E of Desert Center 246 Comment
  CAS-BOT-BC402137  Acmispon grandiflorus var. grandiflorus LeRoy Gross; Grace Cho; Caitlin Elam 2013-5-30 6156 Riverside Peninular Ranges; San Jacinto Mountains region: Along road (5S24). End of Marion Ridge road, south of the community of Pine Cove. Ridge running south down to Idyllwild school of performing arts, west of Strawberry Valley. 1799 Comment
  UCR281573  Acmispon heermannii Mitch Provance, Matt K. Beyers, Jeremiah George, John Hazlett 2017-6-5 617- 84 Riverside Temescal Valley, Mayhew Wash, S side of Temescal Canyon Rd. at intersection with Temescal Hills Rd. 309 Comment
  UC1971243  Acmispon maritimus Scott D. White 1998-6-28 6791 Riverside CORONA: River Road bridge over the Santa Ana River. USGS 7.5' Corona North quad. Comment
  SBBG67414  Acmispon nevadensis var. nevadensis R. Hoffmann 1929-9-7 Riverside San Jacinto Mtns 1645 Comment
  UCSB39320  Acmispon rigidus Jorgensen, Jan 1982-1-19 Riverside 1 kilometer up Carizzo Road from Highway 74, north of Palm Desert, San Jacinto Mountains 1100 Comment
  SBBG53747  Acmispon strigosus S. Boyd 1980-5-2 Riverside Harford Springs County Park, on the NW corner of the Gavilan Plateau Comment
  SD133087  Acmispon strigosus Scott White 1991-5-10 91 144 Riverside Hwy 79 immediately west of US Forest Service Campground at Dripping Springs; Vail USGS quad. 548 Comment
  SD133088  Acmispon strigosus Scott White 1991-5-10 91 134 Riverside Hwy 79 immediately west of US Forest Service Campground at Dripping Springs; Vail USGS quad. 548 Comment
  UCD104404  Acmispon strigosus C. L. Hitchcock; C. V. Muhlick 1962-3-16 22140 Riverside Temescal Canyon, ca. 8 mi. s.e. of Corona. Comment
  CAS-BOT-BC182446  Adenophyllum porophylloides Steve Boyd; Tammy Morgan; Aydee Virgen; Sarah DeGroot; Valentin Arvizu; Tim Thibault 2004-5-14 11212 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region: 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... Comment
  CAS-BOT-BC22563  Adenophyllum porophylloides H. M. Hall; Willis Linn Jepson 1901-5-17 1835 Riverside East base of San Jacinto Mountain 762 Comment
  HSC5472  Adenophyllum porophylloides C. L. Hitchcock, C. V. Muhlick 1964-3-22 23270 Riverside Pinto Basin; Joshua Tree National Monument Comment
  JOTR33126  Adenophyllum porophylloides La Doux, Tasha, Mike Bell 2003-10-17 1124 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Wonderland of Rocks; Wonderland Wash, active wash corridor with sandy bottom, surrounded by granitic outcrops and pediments 1310 Comment
  UC495185  Adenostoma fasciculatum P. A. Munz 1932-4-24 12394 Riverside San Jacinto Mts., Snow Creek Canyon 457 Comment
  RSA608234  Adenostoma fasciculatum var. fasciculatum Steve D. Boyd, Bart O'Brien 1998-1-13 10068 Riverside Santa Ana Mountains: north end of the range, ESE of Sierra Peak along Main Divide Road (3S04), ca. 0.6 mi from summit of peak on divide between Fresno and Fremont canyons. 915 Comment
  PASA1206  Adenostoma sparsifolium Sally Ellis 1940-3-17 Riverside Dripping Springs Comment
  RSA453183  Adenostoma sparsifolium Kenneth R. Montgomery 1969-9-6 69 -20 Riverside Wilson Valley Road, 18 miles south of Hemet 1098 Comment
  UC12023  Adenostoma sparsifolium Mrs. Gregory 1890-1 Riverside at San Jacinto San Jacinto Comment
  UCD112515  Adenostoma sparsifolium Donald Myrick 1964-4-29 810 Riverside Palms Highway 74, 15 miles E of Hemet. 1219 Comment
  CAS-BOT-BC69649  Adiantum capillus-veneris Edmund C. Jaeger 1922-3-18 s.n. Riverside Eagle Canyon, 4 mi. e. of Palm Springs. Comment
  SEINET6755957 Image available Agave deserti James Henrickson 1969-10-25 4262 Riverside 16 miles SW of Idyllwild at summit of Palms to Pines Grade 1494 Comment
  RSA507956  Agoseris retrorsa Steve Boyd, C. Boyd, K. Boyd, R. Noyes, L. Arnseth 1988-5-28 2274 Riverside Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest. 1500 Comment
  RSA784536  Agrostemma githago J. D. Olmsted 1959-7-4 736 Riverside Strawberry Creek Drainage Area: Along tributary from south of Lily rock 0.25 mi above junction with Strawberry Creek 0.5 mi above Idyllwild. 1677 Comment
  SEINET3916260  Agrostis exarata Scott D. White 2000-8-5 8107 Riverside San JACINTO MTS: Near Mountain Center. Unnamed ephemeral drainage (tributary to S Fork, San Jacinto River).; 0 1402 Comment
  UCSB37902  Agrostis exarata A. C. Sanders 1980-7-18 # 1668 Riverside collected 2.0 mi SW along Thomas Mountain Rd at Spillway Canyon, in the Thomas Mountains State Highway 74 - Spillway Canyon, State Highway 74 and Thomas Mtn. Rd. 1462 Comment
  CAS-BOT-BC138791  Agrostis scabra Scott White 1996-8-1 4433 Riverside San Jacinto Mountains. Idyllwild area. Highway 243 at Deer Springs trailhead and adjacent area. 1828 Comment
  UCD53276  Agrostis scabra F. M. Reed 1928-7-10 6009 Riverside Strawberry Valley - Camp Emerson, San Jacinto Mts. 1524 Comment
  UCR2776  Agrostis stolonifera F. M. Reed 1907-8-26 1860 Riverside Riverside. In French's lawn, corner of Chicago Ave. and Blaine Street 287 Comment
  UCR112797  Ailanthus altissima A. C. Sanders 1997-5-1 20619 Riverside Lake Skinner area, old house site at gated road junction into Shipley Reserve area, c. 1 km NE of Lake Skinner in mouth of Rawson Creek Canyon 457 Comment
  UCR171136  Ailanthus altissima John F. Green 2005-5-17 s.n. Riverside Perris-Aguanga Basin, Markham Pit; Gravel pit on SE corner of Markham Street and Day Street, south of March Air Force Base 537 Comment
  UCR47637  Alhagi pseudalhagi Don Pendleton 1986-1 s.n. Riverside Blythe, fields on the mesa NW of town, in lemon groves Comment
  RSA778011  Aliciella latifolia subsp. latifolia J. Andre 2011-2-9 15924 Riverside Mecca Hills; along Box Canyon Road at upper end of gorge, approx. 6 miles SSE of Jct. with I-10, approx. 12 miles west of Chiraco Summit 284 Comment
  CAS-BOT-BC500426  Allionia incarnata A. C. Sanders; Jim Malusa 2015-3-11 41393 Riverside Sonoran (Colorado) Desert: Chocolate Mountains, Gasline Rd at jct with rd to Observation Point Slats, US Navy Chocolate Mts Aerial Gunnery Range 723 Comment
  CAS-BOT-BC500427  Allionia incarnata A. C. Sanders; Jim Malusa 2015-3-11 41396 Riverside Sonoran (Colorado) Desert: Chocolate Mountains, Gasline Rd at jct with rd to Observation Point Slats, US Navy Chocolate Mts Aerial Gunnery Range 723 Comment
  UCSB38670  Allium fimbriatum Cowan, Clark 1978-4-23 Riverside 17.3 mi. (27.2 km.) S and W of Hwy. 74 from jct. w/ 111 at Indian Wells; Santa Rosa Mts., San Bernardino National Forest; Whittaker transect #W-221 1180 Comment
  CAS-BOT-BC131982  Allium haematochiton H. M. Hall 1901-6-1 2096 Riverside In the vicinity of Strawberry Valley 1371 Comment
  SD245185  Allium haematochiton LeRoy Gross, Duncan S. Bell 2013-4-30 6022 Riverside Peninsular Ranges; San Jacinto Mountains region; South-facing slope above Strawberry Creek. 1509 Comment
  SEINET8467213 Image available Allium lacunosum var. davisiae L. B. Ziegler 1967-6-25 Riverside above Kenworthy Ranger Station, S end of San Jacinto Mts. 1615 Comment
  UCR218069  Allium lacunosum var. lacunosum Steve Boyd 2010-5-26 12278 Riverside Santa Ana Mountains, Elsinore Peak, southeast of peak, north of trail along ''old Main Divide Road'' east of road up to communications towers, near concrete wildlife drinker. 1040 Comment
  RSA532558  Allium munzii David E. Bramlet 1991-5-9 2136 Riverside North Domenigoni Hills, some 0.5 mile southeast of the end of Warren Rd. On large prominent peak in the NW corner of section 31 and adjacent to an old quarry area. 659 Comment
  POM184740  Allium parishii C. L. Hitchcock 1932-4-9 12226 Riverside White Tanks, Joshua Tree National Monument, East Riverside Comment
  CAS-BOT-BC475416  Allium praecox Scott D. White; Justin Wood 2008-3-25 11772 Riverside Perris/Elsinore BAsin; Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon, Morgan Property, Alberhill area 366 Comment
  UCR133100  Allium roseum A. C. Sanders 1999-4-28 22709 B Riverside Riverside, UCR Botanic garden 351 Comment
  UCR31327  Allophyllum divaricatum A. C. Sanders, W. Rehlaender, N. M. Fellows 1983-6-28 3874 Riverside San Jacinto Mtns, Black Mountain, intersection of Forest Road 4S01 and the road to the lookout on the summit 2134 Comment
  RSA801955  Allophyllum glutinosum LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6154 Riverside Along road (5S24). End of Marion Ridge road, south of the community of Pine Cove. Ridge running south down to Idyllwild school of performing arts, west of Strawberry Valley. 1799 Comment
  UC718493  Allophyllum glutinosum P. C. Everett 1935-6-17 7155 Riverside Coldwater Canyon Trail to Santiago Pk. (1 1/2 mi. above Glen Ivy Resort); Santa Ana Mts. 563 Comment
  UCR20719  Amaranthus albus A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 01314 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
  JOTR34146  Amaranthus blitoides La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler, D. Shade 2011-4-26 3163 Riverside Joshua Tree National Park. Pleasant Valley, south of Gold Coin mine complex; mud flats and sandy hummocks on valley floor (Stop 5) 959 Comment
  RSA191450  Amaranthus californicus E. W. Lathrop, Robert F. Thorne 1967-9-26 6666 Riverside 6 miles NW of Murrieta. 610 Comment
  UCD97504  Amaranthus palmeri J. Sauer 1953-8-20 1666 Riverside Near Blythe. Comment
  UCR92618  Amaranthus palmeri Scott D. White 1995-8-18 3558 Riverside Just west of Hemet at SE margin of Lakeview Mts, north of Florida Ave. 485 Comment
  RSA736529  Ambrosia acanthicarpa Scott D. White, Angelia Carey 2004-7-2 10575 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  SFV17215  Ambrosia acanthicarpa J. W. Dole 1980-11-1 s. n. Riverside Snow Creek road, 1 mile from junction of Highway 111 and Interstate Highway 10. 360 Comment
  CAS-BOT-BC22377  Ambrosia dumosa I. Johnston 1917-4-4 1034 Riverside Mouth of Andreas Canyon 243 Comment
  CAS-BOT-BC22579  Ambrosia dumosa Aven Nelson; Ruth Ashton Nelson 1939-3-30 3340 Riverside On highway 60, near Desrt Center Comment
  LA202894  Ambrosia dumosa W. B. Welch; 1928-5-5 sn Riverside Travertine Rock near Salton Sea Comment
  LA202918  Ambrosia dumosa A. M. Johnson; 1932-3-19 3874 Riverside below [S of] Palm Springs Comment
  SBBG29419  Ambrosia dumosa D. Myrick 1968-3-4 1801 Riverside Desert Hot Springs 304 Comment
  UCR171902  Ambrosia pumila John F. Green 2006-4-27 s.n. Riverside Peninsular Ranges, Temecula, plot centered on San Diego Aqueduct corridor between Nicolas Road and Via Norte 381 Comment
  UCR174457  Ambrosia pumila A. C. Sanders, John F. Green 2006-5-18 32374 Riverside Temecula/Murrieta Region, SE of Murrieta Hot Springs along San Diego Aqueduct and powerline route, south of intersection of Chandler and Suzi Rds. and south of Murrieta Hot Springs Rd., side canyon dropping toward Santa Gertrudis Creek, 1 mile SW of Skunk Hollow 366 Comment
  CAS-BOT-BC273003  Ambrosia salsola Roxana S. Ferris 1918-6-17 1001 Riverside 5 miles east of Gruendikes Well, on Mecca - Blythe Rd. Comment
  SD229060  Ambrosia salsola Dick Schwenkmeyer 2012-11-6 862 Riverside Palm Canyon, Ague Caliente Indian Reservation, 2.6 mi. south of the intersection of South Palm Canyon Drive and East Palm Canyon Drive, Palm Springs. 178 Comment
  UC898000  Ambrosia salsola I. W. Clokey 1935-4-17 6986 Riverside Cottonwood Springs Comment
Read comments
Oct 9 2010
  UCR227182  Ambrosia salsola Jim Andre 2011-2-9 15934 Riverside Sonoran (Colorado) Desert, Mecca Hills, along Box Canyon Road at upper end of gorge, c. 6 mi south southeast of the junction with Hwy I-10, c. 12 mi west of Chiriaco Summit 284 Comment
  SD128756  Ambrosia salsola var. salsola Darley F. Howe 1980-4-15 Riverside 4 miles west of Mesa Verde, south slope of McCoy Mountains, Highway 10 Comment
  RSA7751  Ammannia coccinea C. M. Dammers 1933-12-4 s.n. Riverside Growing wild in center of city of Riverside Comment
Read comments
Nov 23 2010
  RSA0103091  Amorpha fruticosa Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8549 Riverside Santa Rosa Mountains; south of Cactus Spring Trail; in Horsethief Creek. 1064 Comment
  UC219586  Amorpha fruticosa P. A. Munz 1922-6-24 5790 Riverside Pipe Creek San Jacinto Mts., Hemet Valley 1402 Comment
  SD124728  Amsinckia intermedia A. C. Sanders, Pitzer, Charlton, Kniffen, Stewart 1986-3-2 6050 Riverside Chuckwalla Bench, south side of the Chuckwalla Mountains, on the Bradshaw Road, ca. 2 miles east of the gasline road 640 Comment
  SEINET3083496 Image available Amsinckia intermedia Michael Theroux 1982-4-21 154 Riverside Breckenridge Rd., adjacent to Guimarra Vineyards, 2-3 mi. E of Commanche Dr., near Cottonwood Creek. (Rio Bravo Ranch 7.5' Quad) Comment
  UCR91420  Amsinckia intermedia Scott D. White 1995-4-5 2728 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  UCR103588  Amsinckia menziesii George K. Helmkamp, E. A. Helmkamp 1998-2-18 2727 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; 0.3 mi south of Chuckwalla Rd. on Graham Pass Rd. 122 Comment
  UCR252643  Amsinckia retrorsa T. B. Salvato, John Lovio 2013-3-19 7373 Riverside Perris-Aguanga Basin, Paloma Valley, vacant lot at northeast corner of intersection of Scott Road and Menifee Road 455 Comment
  SEINET7248339 Image available Amsonia tomentosa Duncan S. Bell, Evan Meyer 2014-1 6527 Riverside Colorado Desert; Chocolate-Chuckwalla Mountain region: Chuckwalla Mountains; approx. 0.75 air mile southeast of Aztec Well. 703 Comment
  UCR16648  Anagallis arvensis S. Riddell 1973-5-17 730517- 10 Riverside Santa Ana Mtns, 0.1 mi west of El Cariso Fire Station on Hwy 74 793 Comment
  RSA198934  Anagallis minima Robert F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37453 Riverside Santa Rose Plateau: Mesa de Colorado, Rancho California. 671 Comment
  RSA500988B  Ancistrocarphus filagineus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3107 B 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
  CAS-BOT-BC499167  Anemopsis californica Mitch Provance 2011-6-6 17008 Riverside Badlands: San Timoteo Canyon, El Casco area, N of San Timoteo Canyon Rd and E of Woodhouse Rd 626 Comment
  CAS-BOT-BC79935  Antennaria microphylla Mary F. Spencer 1919-6-25 1219 Riverside [Lacquitz] Tahquitz meadow. San Jacinto Mt. 2377 Comment
  POM12710  Antennaria rosea Philip A. Munz 1922-7-5 5977 Riverside Tahquitz Valley, San Jacinto Mountains 2226 Comment
  CHSC260  Anthemis cotula S. Westerberg 1934-3-23 Riverside Palm Springs. Comment
  POM266318  Anthemis cotula J. C. Roos 1937-5-23 23434 Riverside La Sierra. Comment
  RSA395356  Antirrhinum coulterianum Steve D. Boyd 1986-4-22 1742 Riverside Temescal Canyon: Stable alluvial benches of Indian wash just south of I-15. Comment
  SBBG35229  Antirrhinum coulterianum T. L. Secrest 1951-5-18 Riverside near Hemet Comment
  UC444962  Antirrhinum coulterianum Katharine Brandegee 1896-4-10 Riverside Agua Caliente Comment
  UC672557  Antirrhinum coulterianum Herbert L. Mason 1926-5-2 3194 Riverside Aguanga Valley Comment
  CLARK-A1528-840  Antirrhinum nuttallianum Fred B. Essig 1967-5-7 Riverside Box Springs Mountains Comment
  RSA736692  Antirrhinum nuttallianum Scott D. White 2004-4-26 10259 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Indian Creek Watershed. 518 Comment
  RSA495454  Antirrhinum nuttallianum subsp. nuttallianum Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-3-18 2982 Riverside Agua Tibia Mountains. Vail Lake area, Temecula Creek Canyon below Vail Lake dam. 418 Comment
  RSA523366  Antirrhinum nuttallianum subsp. nuttallianum G. H. True 1935-4-17 242 Riverside Mockingbird Canyon. 457 Comment
  SD28023  Aphyllon cooperi subsp. latilobum Carl B. Wolf 1932-4-29 3113 Riverside Blythe, Rice Road; 4.0 miles south of Browns Well. 213 Comment
  UCD127217  Apiastrum angustifolium Rimo Bacigalupi; L. Heckard 1962-3-25 8402 Riverside Temescal Wash, near Archilla siding of the A.T. and S.F. Railway, just below and east of State Highway 71. (About 10 air miles northwest of Elsinore). 335 Comment
  SD136932  Apocynum cannabinum Steve Boyd, Tim Ross, Dave Bramlet 1993-5-12 7327 Riverside Santa Ana Mountains, San Mateo Cyn Wilderness Area. San Mateo Canyon, along stream from Los Alamos Canyon to Tenaja Canyon 365 Comment
  UCR97437  Apocynum cannabinum G. R. Ballmer, K. Stockwell 1996-6-1 s.n. Riverside E of Murrieta: Warm Springs Creek c. 1/2 way between Murrieta Hot Springs Rd. and Los Alamos Rd. 366 Comment
  RSA761226  Aquilegia formosa Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 731 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  RSA740235  Arabis johnstonii Scott D. White, Justin M. Wood 2008-6-17 12191 -C Riverside Morris Ranch Rd. - open area W of Goff Flat. 1616 Comment
  RSA27439  Arabis perennans C. L. Hitchcock 1940-4-5 5966 Riverside Ciffs above Cottonwood Springs Comment
  RSA0128857  Arabis sparsiflora Scott D. White, Justin M. Wood 2009-5-21 12835 Riverside McMullen Flat area, 0.35 N on Valley Hi Dr, from intersection w/ Twin Pines Rd. 1195 Comment
  UC170148  Arbutus menziesii Geo. R. Hall 1912-1-1 Riverside Santiago Peak; Santa Ana Mountains, Santiago Peak 1524 Comment
  RSA0040386  Arctostaphylos Scott D. White 1996-8-16 4482 Riverside Idyllwild area, SW of Pine Cove & west of Bear Trap Cyn, in watershed above Alvin Meadows (tributary to Toll Rd Cyn) 1707 Comment
  RSA629166  Arctostaphylos Jon E. Keeley 1992-7-17 16806 Riverside Rd. to Thomas Mts. (5S15), 7.0 km north of Toolbox Springs. 1720 Comment
  RSA629362  Arctostaphylos glandulosa subsp. glandulosa Steve Boyd, Tim Ross 1992-5-4 7180 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero 732 Comment
  SD136856  Arctostaphylos glandulosa subsp. glandulosa Steve Boyd, Tim Ross 1992-5-4 7208 Riverside Southern Santa Aana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero. 730 Comment
  RSA629459  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-7-17 16815 Riverside Rd. to Thomas Mtn. (5S15), 11 km north of Toolbox Spring. San Jacinto Mtns. 1520 Comment
  RSA631731  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19299 Riverside Highway 79, 6 km west of Aguanga. 650 Comment
  RSA631760  Arctostaphylos glauca Jon E. Keeley 1992-4-17 15079 Riverside End of Woodchuck Road, Woodchuck Resort. 2 km south of Highway 79. 670 Comment
  RSA631774  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16535 Riverside Red Mountain Road, 6-6.8 km east of R3. 1015 Comment
  RSA631784  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19278 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631818  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19257 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA668417  Arctostaphylos glauca S. Granger 1979-3-7 s.n. Riverside Last Horse Mountain., west fork of Whitewater. Comment
Read comments
Mar 15 2013
  RSA633542  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Melanie Baer-Keeley 1993-4-23 22667 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
  RSA633564  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16614 Riverside Road to Santa Rosa Mountain, (7S02), 1.8 km south of Highway 74. 1560 Comment
  RSA633570  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16675 Riverside Road to Santa Rosa Mountain (7S02), 9.3 km south of Highway 74. 1990 Comment
  RSA633580  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20118 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633591  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22527 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633631  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Melanie Baer-Keeley 1993-4-23 22657 Riverside Road to Santa Rosa Mountain. 2000 Comment
  RSA633660  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16659 Riverside Road to Santa Rosa Mountain (7S02), 8.7 km south of Highway 74. 1935 Comment
  RSA633674  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20138 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633684  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21765 Riverside Dirt road to Santa Rosa Mountain, 9.2 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1995 Comment
  CAS-BOT-BC46553  Arctostaphylos patula P. A. Munz 1922-8-7 6415 Riverside N. fork of Tahquitz Creek. 2286 Comment
  UC82993  Arctostaphylos patula A. W. Anthony 1895-7-5 Riverside San Jacinto Mountains Comment
  SBBG34180  Arctostaphylos pringlei subsp. drupacea T. L. Secrest 1951-5-20 Riverside Idyllwild 1524 Comment
  RSA635779  Arctostaphylos pungens Jon E. Keeley 1992-7-17 16727 Riverside Morris Ranch Road (6S06), 0.8 km east east of Highway 74, Garner Valley. 1440 Comment
  RSA635789  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16526 Riverside Red Mountain Road, 5 km east of R3. 1000 Comment
  RSA635803  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16541 Riverside Red Mountain Road, 6-6.8 km east of R3. 1015 Comment
  RSA636162  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19494 Riverside West of Temecula, off Calmara Rd., 1 km south of Carancho Rd. and west of De Luz Rd., eastern Santa Margarita Mountains. 600 Comment
  UCR158146  Arctostaphylos rainbowensis 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
  SBBG2312  Argemone munita H. and M. Dearing 1940-6-7 4339 Riverside near Ribbonwood on Palms to Pines Hwy Comment
  UCR103733  Argemone munita A. C. Sanders 1997-3-19 20028 Riverside Lake Skinner area, S foot of Bachelor Mtn., across the northern arm of the lake from the boat ramp 473 Comment
  RSA434324  Argemone munita subsp. rotundata N. C. Cooper 1944-5-6 1181 Riverside Banning. 610 Comment
  RSA718837  Aristida adscensionis Michael Honer, L. Hulse 2005-3-8 2043 Riverside Fargo Canyon; first main N-trending fork after entering canyon from bajada. Site of large long MWD aqueduct tunnel tailings pile. 457 Comment
  POM9584  Aristida adscensionis var. modesta I. M. Johnston 1920-5-8 s.n.. Riverside Jurupa Mountains, extreme west end. Comment
  UCSB45528  Aristida purpurea Roos, John 1951-10-19 Riverside Badlands and Old Jackrabbit trail 609 Comment
  UCSB45613  Aristida purpurea John C. Roos 1966-4-26 Riverside collected in hills between March AFB and Lakeview March AFB and Lakeview Comment
  CLARK-A1528-4488  Aristida purpurea var. glauca John C. Roos 1946-9-14 3029 Riverside San Jacinto Mountains 1188 Comment
  JOTR29524  Aristida purpurea var. nealleyi La Doux, Tasha 2003-9-4 1576 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Barker Dam 1280 Comment
  UCR122760  Artemisia Steve Morgan 2001-10-18 s.n. Riverside San Bernardino Valley region, weed in the UCR Botanical Garden, E side of the UCR campus 396 Comment
  IRVC474  Artemisia californica R. H. Whittaker, W. A. Niering 1963-5-29 SJ 60 61 Riverside San Jacinto Mtns: San Jacinto Valley 564 Comment
  UCR145970  Artemisia californica June Latting 1977-11-6 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos, Snow Creek 488 Comment
  RSA495405  Artemisia californica Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-11 2890 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam. 396 Comment
  UCR41334  Artemisia dracunculus N. M. Fellows 1984-11-12 22 Riverside San Jacinto Mtns., Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn. 489 Comment
  UCR195800  Artemisia ludoviciana subsp. albula Jim Andre, T. La Doux 2007-9-6 8704 Riverside Little San Bernardino Mountains, Joshua Tree National Park, dirt road to Lost Horse Ranger Station, below Hemmingway Buttress 1237 Comment
  RSA417414  Artemisia tridentata Gary D. Wallace 1964-4-26 s.n. Riverside San Jacinto Mountains, desert side Comment
  UCR200260  Asclepias albicans J. M. Porter, Orlando Mistretta 2003-6-5 13604 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains. Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running east, above the pour-off 439 Comment
  RSA741270  Asclepias fascicularis Scott D. White, Justin M. Wood 2008-7-10 12449 Riverside Fobes Spring 1500 Comment
  RSA779723  Asclepias subulata Duncan S. Bell 2009-3-8 91 Riverside Arica Mountains: west side of mountain range in main western drainage approximately 2.5 air miles west of Priest Well or approximately 7 air miles southwest of the ghost town of Rice. 420 Comment
  RSA795937  Asclepias subulata Duncan S. Bell 2009-4-18 259 Riverside Arica Mountains: southeast side of range, approximately 0.5 air mile southwest of Priests Well. 311 Comment
  UCR16132  Asclepias subulata S. J. Southwell 1971-5-1 s.n. Riverside Western Colorado Desert, Coachella Valley, Thousand Palms Oasis, 300 yds west of road in dry wash 153 Comment
  RSA0086466  Asparagus officinalis Mitch Provance 2013-4-8 413 -13 Riverside San Bernardino Valley: Santa Ana River Bottom, Tequesquite Creek and associated wetlands W of Rubidoux Ave. 226 Comment
  UCR92306  Aster subulatus Scott D. White 1994-10-17 2484 Riverside Temecula Valley, Temecula, Murrieta Creek channel, 1000 ft. north of bridge at Rancho California Ave. 311 Comment
  SBBG67452  Astragalus M. E. Jones 1929-3-9 Riverside Whitewater Comment
  JEPS20775  Astragalus aridus Roxana S. Ferris and Rimo Bacigalupi Mar 19 1958-Mar 25 1958 13229 Riverside 2.4 mi s Rice (on road to Midland and Blythe); s of Rice Comment
  SEINET937944 Image available Astragalus aridus H. F. Loomia 1930-1 203 Riverside Near Mecca Comment
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Mar 22 2014
  UCR18986  Astragalus aridus John C. Roos 1949-3-19 4116 Riverside Sonoran (Colorado) Desert, sand dunes west of Indio Comment
  POM266080  Astragalus bernardinus C. L. Hitchcock 1940-4-3 5942 Riverside Between Cottonwood Springs and Pinto Basin. Comment
  UC667342  Astragalus bernardinus Annie M. Alexander and Louise Kellogg 1941-4-29 2104 Riverside 13 mi ssw 29 Palms (Joshua Tree National Monument); , sw of 29 Palms 1371 Comment
  UC710909  Astragalus bernardinus C. L. Hitchcock 1940-4-3 5942 Riverside between Cottonwood Spgs and Pinto Basin; between Cottonwood Spgs and Pinto Basin Comment
  SBBG3168  Astragalus crotalariae H. and M. Dearing 1949-12-3 4065 Riverside NE end of Salton Sea Comment
  UCR19769  Astragalus crotalariae Don Emery 1980-3-28 s.n. Riverside Sonoran Desert, Riverside/Imperial Co. line on the E side of Salton Sea, vicinity of Bat Caves Buttes -30 Comment
  CAS-BOT-BC178454  Astragalus douglasii var. parishii Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Idyllwild Comment
  UCR201474  Astragalus douglasii var. parishii Scott D. White, Justin M. Wood 2008-6-5 12079 Riverside San Jacinto Mountains, Garner Valley, Hwy 74 at Thomas Mountain Road, southwest corner of junction 1341 Comment
  RSA779015  Astragalus insularis var. harwoodii Duncan S. Bell 2010-4-1 649 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
  JOTR34152  Astragalus lentiginosus var. coachellae Andre, Jim, G. L. Clifton and T. La Doux 2011-2-22 17466 Riverside OUTSIDE PARK BOUNDARY. Coachella Valley; just south of I-10 at Amtrak train station parking, just west of N. Indian Cyn Drive 185 Comment
  SBBG47488  Astragalus lentiginosus var. floribundus M. B. Dunkle 1935-3-17 4402 Riverside Desert Center 609 Comment
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Apr 5 2011
  CAS-BOT-BC27821  Astragalus pomonensis Marcus Eugene Jones 1882-4-24 3166 Riverside San Jacinto Comment
  SEINET3132645  Astragalus pomonensis R. W. Spellenberg, D. Jackson 1972-5-19 2821 Riverside Road to Teneja Guard Station, 8.0 mi SE of station, 7.6 mi NW of Murieta Comment
  SEINET898385  Astragalus pomonensis Carl B. Wolf 1935-1 6298 Riverside Gavilan Hills region, 1 mi W of Val Verde 488 Comment
  CAS-BOT-BC193166  Astragalus sabulonum Edmund C. Jaeger 1922-3-18 s.n. Riverside Entrance to Martinez Canon [Canyon] near Mecca Comment
  CAS-BOT-BC193173  Astragalus sabulonum Ira L. Wiggins 1938-3-19 8901 Riverside Colorado Desert 25 mi. W. of Blythe Comment
  SD138871  Astragalus tricarinatus Craig Reiser 1994-5-13 Riverside Big Morongo Canyon, Riverside Canyon; east of the Coachella Valley Comment
  UCR84218  Astragalus tricarinatus G. R. Ballmer, G. F. Pratt, Kay Stockwell 1995-2-12 s.n. Riverside San Bernardino / Colorado Desert, Mission Creek Canyon, near gate on Mission Creek Road east of the ranch 640 Comment
  UCSB3025  Astragalus tricarinatus Walker, Clifford 1954-4-10 Riverside East slope of Arroyo near head of White Water Canyon Comment
  RSA482797  Athysanus pusillus Christopher Davidson 1973-4-1 1822 Riverside Jct. Vail Lake Marina and Hwy. 71/79, about 3 miles west of Aguanga. 427 Comment
  JOTR34391  Atrichoseris platyphylla Andre, Jim 2012-4-16 20918 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  POM254744  Atrichoseris platyphylla Philip A. Munz 1940-3-24 15696 Riverside 3 miles south of Cottonwood Springs, Eagle Mts 457 Comment
  SD45170  Atrichoseris platyphylla Helen K. Sharsmith 1952-4-8 4051 Riverside Pinto Mountains near Meek Mine and ca. 2.5 miles beyond Mission Well. 580 Comment
  UCR101545  Atriplex argentea C. S. Jones, Jennifer Hodge 1998-3-22 s.n. Riverside Lake Elsinore, back basin, c. 700 ft. west of the San Jacinto River and c. 250 ft. south of the Lake Elsinore channel. 400 Comment
  CLARK-A1656-900  Atriplex canescens Lois Ann Scott 1977-11-18 Riverside Palm Springs Comment
  RSA339232  Atriplex canescens R. F. Thorne, R. Dahlgren, Gertrud Dahlgren 1979-8-23 53616 Riverside Corronwood Springs Area Comment
  SD229126  Atriplex canescens Dick Schwenkmeyer 2012-11-6 876 Riverside West fork of Palm Canyon, Agua Caliente Indian Reservation, 4.7 mi. south of the intersection of South Palm Canyon Drive and East Palm Canyon Drive, Palm Springs. 227 Comment
  SEINET3930594  Atriplex canescens Grant D. Brown 1950-3-29 521 Riverside Aguanga on highway 379.; 0 549 Comment
  UC65011  Atriplex canescens E. E. Schellenger 31 Riverside s Palm Springs; Colorado Desert, s of Palm Springs Comment
  UCR214708  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37627 Riverside Sonoran (Colorado) Desert; Salton Trough, Durmid, east side of the Salton Sea, between Hwy 111 and the RR just north of the Imperial Co. line, 9 miles south of North Shore (Desert Beach), just below Bat Caves Buttes -59 Comment
  UCR264469  Atriplex elegans Jeremiah George 2014-12-11 s.n. Riverside San Gorgonio Pass Region, Beaumont, just south of West 4th St. at end of small paved spur road, area boxed in by commercial development 772 Comment
  UCR281803  Atriplex elegans var. elegans Mitch Provance, John Hazlett 2017-4-27 417- 109 Riverside Elsinore Trough, Lake Elsinore, borderline with Wildomar, SW of Olive St and Mission Trail. 386 Comment
  POM220055  Atriplex hymenelytra F. R. Fosberg 1932-3-13 8087 Riverside Thousand Palms Canyon, Coachella Valley. Comment
  SEINET12740150  Atriplex hymenelytra E. Adams 1978-1 S.N. Riverside Mecca, Box Canyon. Desert wash. Comment
  CLARK-A1528-2524  Atriplex lentiformis John C. Roos 1937-8-20 1224 Riverside Coachella Comment
  SBBG33937  Atriplex linearis L. S. Rose 1966-12-11 66096 Riverside Palm Springs 152 Comment
  POM319681  Atriplex rosea Patricia Wilder 1970-10-15 4750 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills 152 Comment
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Sep 26 2009
  UC72715  Atriplex semibaccata F. M. Reed 1903-8-15 374 Riverside near Rincon; near Rincon Comment
  UCR22166  Atriplex serenana Steve Boyd 1980-10-13 364 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau Comment
  UCR99791  Atriplex serenana Julie A. Greene, Steve Boyd, D. E. Bramlet, Hilda Flores, H. Ochoterana 1993-7-9 1409 Riverside San Jacinto Valley, San Jacinto Wildlife Area [northwest of Lakeview] 433 Comment
  RSA0063034  Avena barbata Andrew Haimov, April Sleigh 1992-5-19 92 Riverside 1 1/2 miles east of Davis Road, next to reclaimed water storage site, San Jacinto Wildlife Area. Comment
  UCR100030  Avena fatua A. C. Sanders, G. Helmkamp 1997-3-15 19977 Riverside Lake Skinner area, N foot of 1700 ft. hill east of Bachelor Mtn., small canyon and grassy S-facing slopes 488 Comment
  RSA0123354  Ayenia compacta Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9050 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
  RSA89967  Baccharis brachyphylla J. C. Roos 1950-10-15 5008 Riverside San Bernardino Mtns. Dry Morongo Canyon, c. l mi south of Riverside-San Bernardino county line. 612 Comment
  SEINET7239563 Image available Baccharis douglasii F. M. Reed 1907-9-21 1953 Riverside Riverside and vicinity Comment
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Oct 6 2017
  RSA44349  Baccharis emoryi W. I. Follett 1948-10-31 s.n. Riverside 7.3 miles W & 7.4 miles S of Blythe Comment
  UCR106918  Baccharis pilularis D. L. Banks, L. Raz 1996-11-5 1148 Riverside Agua Tibia Mountains, Pechanga Indian Reservation, south of San Gabriel Church; along a newly established firebreak along a NW-SE running ridgeline, near the water tank in section 34 421 Comment
  UCR97239  Baccharis salicifolia Scott D. White 1997-2-9 4674 Riverside Peninsular Range, Elsinore Basin; Temescal Valley: SW of Hwy I-15 between Indian Truck Trail and Lake Street exits, c. 0.5 mi east of Glen Eden 460 Comment
  CAS-BOT-BC106629  Baccharis salicina Carl B. Wolf 1931-3-13 1084 Riverside Colorado Desert, in old cotton field, 2 mi. north of Blythe 152 Comment
  POM173314  Baccharis sarothroides E. C. Jaeger 1929-02 s.n. Riverside Chuckwalla Mts Comment
  POM10164  Bahiopsis parishii Philip A. Munz 1921-4-30 4503 Riverside Pinyon Wells 1220 Comment
  RSA23272  Bahiopsis parishii Ernest Braunton 1940-03 2032 Riverside Berdoo Canyon. Comment
  RSA518273  Bahiopsis parishii A. C. Sanders 1989-9-19 9504 Riverside Chocolate Mtns Aerial Gunnery Range, 1.75 km S of Tabaseca Tank, along the wash above ''Tabaseca Target. 680 Comment
  HSC5162  Baileya pauciradiata R. A. Eagle 1964-3-28 15 Riverside 2 miles this side of Palm Springs Comment
  POM15186  Baileya pauciradiata Mary F. Spencer 1922-4-11 1953 Riverside Palm Springs, Colorado Desert 122 Comment
  SBBG25795  Baileya pleniradiata E. R. Blakley 1966-4-9 6753 Riverside jct of US Hwy 60-70 and Wiley Well Rd, ca. 15 mi W of Blythe 121 Comment
  UCR156472  Barbarea orthoceras T. B. Salvato, A. C. Sanders 2005-5-17 887 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
  UCR202611  Barbarea orthoceras Scott D. White, Justin M. Wood 2008-7-9 12426 Riverside San Jacinto Mountains, K Flat, from large pond downstream to meadow 1463 Comment
  CHSC26007  Bebbia juncea James Henrickson 1971-4-2 5482 Riverside Near Hidden Oasis, 13 miles E of Palm Springs. 182 Comment
  UCR214324  Bebbia juncea A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38384 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., c. 1.0 mi. NNE (04 deg. ) of intersection of I-15 and Lake St. 503 Comment
  UCR33557  Bebbia juncea Faulkner 1978-4-27 505 Riverside Eastern Colorado Desert, 22 mi NW of Blythe, north and west of Midland 306 Comment
  CAS-BOT-BC100111  Bebbia juncea var. aspera John Thomas Howell 1928-1-29 3296 Riverside floor of Painted [Canon] Canyon, Colorado Desert Comment
  CAS-BOT-BC100134  Bebbia juncea var. aspera H. M. Hall 1901-6-1 2010 Riverside Canyon of the San Jacinto River 762 Comment
  JEPS19301  Bebbia juncea var. aspera W. L. Jepson 1914-5-1 6024 Riverside County Well Colorado Desert, Cottonwood Mts. Comment
  JOTR38690  Bebbia juncea var. aspera Hodges, Stephen R. 2017-2-7 706 Riverside Joshua Tree National Park. Little San Bernardino Mountains, West Deception Canyon, near the mouth of the canyon just north of the park boundary Comment
  RSA792934  Bebbia juncea var. aspera Aaron C. Sedgwick, Joella Simons Adkins 2012-10-23 142 Riverside Off of Corn Springs Rd. in the Chuckwalla Wilderness and Chuckwalla Mtns. South of Hwy. 10 ~4 mi. In a wash running north-south. 427 Comment
  UCR92702  Berberis dictyota A. C. Sanders, O. F. Clarke, et al. 1996-4-13 18031 Riverside Riverside: Box Springs Mtns, crest of range in vicinity of park headquarters, head of Two Trees Canyon 700 Comment
  RSA550477  Bergia texana D. E. Bramlet 1992-5-15 2286 Riverside San Jacinto Wildlife Area; Drying bed of the old San Jacinto channel, some 610 m. from the intersection of the old channel w/ the new San Jacinto River channel. The site is approximately 790 m. west of Davis Road. 433 Comment
  UCR85592  Bergia texana Julie A. Greene, Steve Boyd, D. E. Bramlet, Hilda Flores, H. Ochoterena B. 1993-7-9 1432 Riverside San Jacinto Valley, San Jacinto Wildlife Area [northwest of Lakeview] 433 Comment
  RSA102341  Bernardia incana S. B. Parish, W. F. Parish 1882-03 752 Riverside Borders of the Colorado Desert, Whitewater. Comment
  RSA336407  Bernardia incana R. F. Thorne, Avi Shmida, Robert Whittaker 1978-4-23 52074 Riverside Bighorn Lookout: Santa Rosa Mountains. Comment
  SEINET3347392 Image available Bernardia myricifolia Andrew C. Sanders, Chika Mori 2011-6-14 39662 Riverside Peninsular Range; Santa Rosa Mtns.; Hwy 74 near 'Agave Hill', 0.3 km SW (249 deg. ) of VABM 'Lucky', 1.6 km NE (37 deg. ) of Black Hill, ridge west of Deep Canyon and east of Carrizo Creek, above switch backs 801 Comment
  RSA319720  Bidens laevis Charlotte M. Wilder 1970-10-15 4808 Riverside Prado Dam in Prado Flood Control Basin on edge of river bordering old roadbed E of dam. 122 Comment
  SDSU11523  Bloomeria crocea H. Wedberg 1962-5-23 937 Riverside 4.8 miles from Hwy 395 at Rainbow, on road to Santa Margarita river and Temecula Canyon. 366 Comment
  JOTR31155  Boechera xylopoda La Doux, Tasha 2009-6-3 1863 Riverside Joshua Tree National Park. (Stop 3): Little San Bernardino Mountains, Covington Flats Area, gravelly slopes below peak 1600 Comment
  RSA0123112  Boerhavia coccinea Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9019 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
  UCD170132  Boerhavia coccinea Scott D. White 1996-9-22 4525 Riverside San Jacinto Mtns., South fork of San Jacinto River, Hwy 74, c. 1-3 road mi. east of U.S. Forest Service Cranston Fire Station. 600 Comment
  UCR159898  Boerhavia coccinea Scott D. White 1999-4-20 7276 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
  UCR163885  Boerhavia coccinea B. G. Pitzer 2001-8-19 4338 Riverside Peninsular Range; Santa Rosa Mountains, Carrizo Canyon, sheep guzzler c. 0.5 mi. SW of where Hwy 74 crosses canyon 701 Comment
  CAS-BOT-BC434529  Boerhavia intermedia Edmund C. Jaeger 1931-10-25 s.n. Riverside 2 miles north of Lost Horse Mine, crossroads of Lost Horse-Stubby Springs road, Little San Bernardino Mountains Comment
  UCR244885  Boerhavia wrightii A. C. Sanders, T. B. Salvato 2012-10-12 40402 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass, 7.6 km (c. 4.5 mi.) above the road to Chuckwalla Spring on Graham Pass Rd. 387 Comment
  CLARK-A1528-4509  Bouteloua aristidoides John C. Roos 1946-9-14 3026 Riverside San Jacinto Mountains 1219 Comment
  POM263174  Bouteloua aristidoides J. C. Roos 1937-8-22 478 Riverside Colorado River, north of Blythe. Comment
  RSA0043064  Bouteloua aristidoides Duncan S. Bell, LeRoy Gross 2014-3-20 6268 Riverside Orocopia Mountains; Orocopia Wilderness area; northeastern section of range; approximately 3.5 air miles south of Hayfields Lake. 609 Comment
  LA11370  Bouteloua aristidoides var. aristidoides Carl Epling; William Stewart 1936-9-1 sn Riverside Desert Center Comment
  UCR90334  Bouteloua barbata Ed LaRue 1993-4-29 s.n. Riverside Sonoran (Colorado) Desert, Blythe landfill, along Blythe-Midland Road, 3 mi. south of the Big Maria Mtns, 6 mi. west of Colorado River 137 Comment
  JOTR32423  Bouteloua barbata var. barbata Harding, Mitzi, T. Herskovits, D. Shade 2011-8-11 12 Riverside Joshua Tree National Park. Queen Mountains; Intersection of Park Blvd. and Pinto Basin road; Small rocky hills and surrounding drainages 1112 Comment
  SBBG18229  Bouteloua curtipendula M. A. Piehl 1963-6-2 63539 Riverside 1.5 mi E of Pinyon Flat Cmpgrd, Palms to Pines Hwy 1219 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
  UCR41245  Bowlesia incana N. M. Fellows, A. C. Sanders 1985-4-9 139 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
  JOTR35013  Brandegea bigelovii La Doux, Tasha, A. Miller, T. Vaughn, A. Johnson 2007-10-25 3112 Riverside Joshua Tree National Park. Pinto Basin, along Old Dale Road, near Mission Well Comment
  RSA644218  Brandegea bigelovii V. W. Steinmann, P. I. Moscosa, T. S. Ross 1998-4-12 1359 Riverside Orocopia Mountains, 1.5 km southwest of the Hayfield exit of I-10. 600 Comment
  SBBG54857  Brandegea bigelovii D. Keil, M. McLeod, D. Walters 1977-3-27 12059 Riverside Box Cyn Rd, ca. 20 mi ENE of Mecca, Orocopia Mtns 274 Comment
  UC194837  Brandegea bigelovii S. B. Parish 1916-5-13 10849 Riverside Colorado Desert, Cottonwood Spring Cottonwood Spring; Colorado Desert, Cottonwood Spring 792 Comment
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Oct 9 2010
  UC373179  Brandegea bigelovii Marcus E. Jones, A. M. 1906-4-20 Riverside Indio Comment
  UC700945  Brandegea bigelovii Aven and Ruth Nelson 1939-3-28 3304 Riverside s of Mecca (near Salton Sea, Highway 111); Highway 111 Comment
  UCR91451  Brassica geniculata Scott D. White 1995-3-30 2673 Riverside San Jacinto Valley, Moreno Valley; hills c. 0.7 air mi directly south of 60 Fwy and west of bend in Moreno Beach Drive. Topo Q. shows 'Moreno' BM 2067 at top of hill. 579 Comment
  UCR48375  Brassica nigra Steve Boyd 1986-5-7 1830 Riverside Peninsular Range, Temescal Canyon, terrace escarpment between Horsethief Wash and Indian Truck Trail, south of Hwy I-15 366 Comment
  UCR59917  Brassica nigra Ed LaRue 1989-4-21 s.n. Riverside Moreno Valley, University of California agricultural experimental farms, c. 1/2 mi south of Alessandro Blvd at NE corner of Cactus Avenus and Nason Street Comment
  UC1595585  Brassica rapa Steve Boyd, Orlando Mistretta 1991-5-9 6180 Riverside along the Bedford Truck Trail on ridge between Bedford and McBribe Canyons (Santa Ana Mountains); , Bedford Truck Trail 548 Comment
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Nov 23 2007
  CAS-BOT-BC36843  Brassica tournefortii J. Beley 1974-2-22 0462 Riverside 2 miles east of Cabazon. Comment
  OBI78678  Brassica tournefortii Scott D. White 1995-3-30 2647 Riverside San Jacinto Valley: Moreno Valley, hille ca. 0.7 air mile directly S of 60 Fwy and west bend on Moreno Beach Dr. 579 Comment
  RSA0102676  Brassica tournefortii Scott D. White, Angelia Carey 2004-4-5 9977 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  RSA357782  Brassica tournefortii R. F. Thorne, M. Z. Thorne 1973-3-30 42671 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  RSA776350  Brassica tournefortii Duncan S. Bell 2010-3-20 618 Riverside Riverside Mountains; in the vicinity of Calzona Mine; approximately 2 air miles northeast of Riverside Mountain Peak. 232 Comment
  UC1281263  Brickellia atractyloides H. E. McMinn 1935-6-27 4064 Riverside Palms to Pines Highway Comment
  RSA772008  Brickellia californica Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4963 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  JOTR35236  Brickellia desertorum Wheeler, Mark 2011-10-19 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains, Eureka Peak Complex, South of Eureka Peak Comment
  LA102380  Brickellia desertorum John C. Roos; 1965-9-12 sn Riverside Santa Ana Mountains, Tin Mine Canyon, 3 mi. SW of Corona 548 Comment
  RSA700108  Brickellia desertorum Virginia Moran 2003-9-1 s.n. Riverside Wilson Valley Mitigation Bank, managed by the Center for Natural Lands Management: Section 33 of two that comprise mitigation bank. (Section 27 & 33). Accessed from Wilson Valley Road. Comment
  SD137904  Brickellia desertorum Darin L. Banks, Steve Boyd 1995-10-17 776 Riverside Northwest Palomar Mountains; Agua Tibia Mountains; along lower Arroyo Seco, south of the Dripping Springs Campground. 515 Comment
  CLARK-A1528-1675  Brickellia incana John C. Roos 1965-6-23 Riverside Lost Palms Wash Comment
  CLARK-A1528-6888  Brodiaea filifolia John C. Roos 1952-5-14 5667 Riverside San Jacinto River 426 Comment
  RSA580943  Brodiaea filifolia David E. Bramlet 1995-5-24 2427 Riverside San Jacinto wildlife area, Lovell Unit, approximately 1.83 km NE of Lakeview. The population is located 518 m east of Davis Road and 61-512 m south of the existing access road. The site is 168 m N of the San Jacinto River channel. Comment
  RSA559320  Bromus arenarius Steve Boyd, Timothy S. Ross, D. E. Bramlet 1993-5-13 7367 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Los Alamos Canyon at mouth of Wildhorse Canyon. 412 Comment
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Mar 24 2013
  UCR157592  Bromus arizonicus A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16221 Riverside San Jacinto Mountains, San Gorgonio Pass: on and near a rocky spur at the N foot of the mountains, SW of Verbenia Ave, west of Snow Creek, east of Cabazon 550 Comment
  POM12134  Bromus berteroanus Mary F. Spencer 1920-4-5 1545 Riverside Palm Springs, Colorado Desert. 122 Comment
  POM266275  Bromus berteroanus J. C. Roos 1942-5-2 1120 Riverside Colorado Desert. Comment
  UC37582  Bromus carinatus var. carinatus H. M. Hall June, 1901 2226 Riverside in the vicinity of Strawberry Valley; San Jacinto Mountains 1615 Comment
  CAS-BOT-BC148741  Bromus carinatus var. marginatus H. M. Hall 1901-7-1 2342 Riverside San Jacinto Mountains. Vicinity of Deer Springs. 2743 Comment
  CSUSB424  Bromus catharticus Kheng Try Seng 1966-4-24 660424 2 Riverside University of California, Riverside (UCR) campus 274 Comment
  SEINET10658417  Bromus diandrus Nye Leith, Greg Gust 2005-3-11 Nye 58 Riverside Lake Elsinore. Intersection of Diamond Circle and Malaga Rd. Off Mission Trail Rd. 399 Comment
  UCR101435  Bromus diandrus A. C. Sanders 1997-3-19 20049 Riverside Lake Skinner area, lower S slopes of Bachelor Mtn., near old quarries 473 Comment
  UCR121333  Bromus hordeaceus A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 24986 Riverside The Badlands, marble outcrop on ridge about 1/2 mile east of Mt. Eden, above Laborde Canyon, SW of Beaumont 670 Comment
  UCR172226  Bromus hordeaceus John F. Green 2006-5-3 s.n. Riverside Peninsular Ranges, French Valley, unincorporated Riverside County; along San Diego Aqueduct right of way between Benton Road and the obvious drainage to the south 412 Comment
  RSA562121  Bromus hordeaceus Steve Boyd 1992-4-14 6785 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
  UCR147556  Bromus laevipes Naomi Fraga, Sarah De Groot, Valerie Soza 2004-6-28 1286 Riverside Peninsular Range; San Jacinto Mtns., along Red Hill Road (5S10) near Alvin Meadows, SW of Pine Cove 1677 Comment
  UCR153985  Bromus madritensis Arlee Montalvo, Julie M. Evans 2005-5-14 663 Riverside Santa Ana Mtns., Foothills of Santa Ana Mtns. Santa Margarita River at the Santa Margarita Ecological Reserve. At edge of sandy/rocky channel of riparian area 244 Comment
  RSA652809  Bromus rubens Colleen Callan 1992-4-25 20 Riverside Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1249 Comment
  UCR138913  Bromus rubens Julie A. Greene 1993-4-3 1099 Riverside San Jacinto Valley, San Jacinto Wildlife Area, south of permanent pond 441 Comment
  UCR233067  Bromus rubens Edith B. Allen 2012-1-21 112- 03 Riverside Riverside, western foot of the Box Springs Mtns. on east edge of town, Islander Park, north of the east end of Big Springs Rd. 353 Comment
  UCR4221  Bromus rubens K. S. Gill 1965-3-14 s.n. Riverside UC Riverside Campus, near parking lot 19 244 Comment
  RSA614132  Bromus rubens D. L. Banks 1997-2-23 1299 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, south of Pechanga Road in the Reservation, north of Pechanga Creek, and east of the Pechanga Tribal Government Center. 367 Comment
  UCD59748  Bromus tectorum Peter Kamb 1948-7-4 1160 Riverside Hall Canyon, San Jacinto Mts. 1645 Comment
  UCR156367  Bromus tectorum T. B. Salvato, Kent Beaman 2005-5-16 873 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
  CHSC852  Caesalpinia virgata V. Holt 1942-3-29 Riverside Indio. 152 Comment
  SDSU18749  Calandrinia ciliata C. Matt Guilliams 2008-2-13 455 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 451 Comment
  VVC421  Calandrinia ciliata F. Zaebst 1959-3-31 s.n. Riverside Santa Ana River Drainage, UC Riverside Campus; 30 yds SW of pond (5 yds NW of water pipe) which is 300 yds NE of Weber Hall. 328 Comment
  UCR118659  Callisia repens A. C. Sanders 2001-11-20 24886 Riverside San Bernardino Valley Region, Riverside, yard of house at 422 Campus View Dr. 341 Comment
  UCR60635  Callitriche heterophylla subsp. bolanderi R. F. Thorne 1973-5-23 43876 Riverside Santa Rosa Plateau, north side of Mesa de Colorado 610 Comment
  RSA234049  Callitriche marginata R. F. Thorne 1969-5-12 37941 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California. 625 Comment
  RSA357151  Callitriche marginata R. F. Thorne 1973-5-23 43847 Riverside Santa Rosa Plateau: Desiccated margin of large vernal pool N side of Mesa de Colorado 609 Comment
  SD90606  Callitriche marginata Robert F. Thorne, Earl Lathrop 1969-5-12 37925 Riverside Santa Rosa Plateau; large vernal marsh on south end of Mesa de Colorado, Rancho California. 625 Comment
  CSUSB393  Calochortus albus Bill Marks 1971-5-16 Riverside Santa Ana Mountains Found in Santa Ana Mountains, Rancho California area near De Luz. Growing on the roadside. Comment
  UCR138761  Calochortus concolor Scott D. White 1997-5-18 5167 Riverside San Jacinto Mtns., Northern Escarpment south of Banning: along Hwy 243, c. 5 road mi SE of Banning and 5 road mi NW of Vista Grande 1159 Comment
  RSA734210  Calochortus invenustus Keith E. Hoffmaster 1937-7-5 826 Riverside Fern Valley, San Jacinto Mtns Comment
  UCR217563  Calochortus plummerae Jeff B. Galvin 2008-6-18 70 Riverside Peninsular Ranges, western foothills of the San Jacinto Mountains, Potrero, Massacre Canyon 605 Comment
  JEPS57292  Calochortus splendens L. R. Heckard and R. C. Bacigalupi 1968-5-5 1802 Riverside about 5 mi s Hemet (at s edge of Diamond Valley); Diamond Valley 518 Comment
  POM320551  Calochortus splendens David Wheat 1968-5-16 135 Riverside Murieta, Pacific Drainage Area, Santa Ana Mountians. 381 Comment
  RSA285891  Calochortus splendens D. C. Michener 1982-6-8 4052 Riverside San Jacinto Mts. Slopes on northeast side of Garner Valley immediatly adjacent to valley floor just northwest of jct. of Morris Ranch Road & Ca. 74. Comment
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May 26 2014
  RSA501021  Calochortus splendens Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-4-1 3140 Riverside Vail Lake area, ridge along N edge Oak Mountain, 1.5-2.0 miles W of the dam. 518 Comment
  UCR155823  Calochortus splendens 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
  UCR281789  Calochortus splendens Mitch Provance, Matt K. Beyers, Jeremiah George, John Hazlett 2017-4-19 417- 100 Riverside Menifee Valley, Menifee, W side of Murrieta Rd., between Melido St. and Wickerd Rd. 482 Comment
  POM17951  Calochortus weedii Philip A. Munz 1923-6-14 7104 Riverside Glen Ivy Trail to Santiago Peak, Santa Ana Mountains. 915 Comment
  SEINET3885374  Calochortus weedii var. weedii Steve Boyd, Tim Ross 1992-6-10 7624 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wildernes Area. San Mateo Canyon, near 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.; 0 405 Comment
  RSA388320  Calycadenia tenella Steve Boyd 1986-5-7 1847 Riverside Temescal Canyon: Edge of Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15. Comment
  POM9605  Calycadenia tenella I. M. Johnston 1920-5-8 s.n. Riverside Jurupa Mountains, extreme west end. Comment
  RSA777335  Calycoseris wrightii Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 832 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' Old mine access road 534 Comment
  UCR26223  Calyptridium monandrum John C. Roos 1947-3-15 3329 Riverside San Jacinto Valley, Valle Vista, east of Hemet 549 Comment
  UCR16647  Calyptridium monospermum Pam Maynard 1974-5-26 s.n. Riverside San Jacinto Mtns., Idyllwild, Humber Park trail 2744 Comment
  CHSC106540  Camissonia Robert F. Thorne; M. Z. Thorne 1973-3-30 42676 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, on rocky and sandy outwash of Mission Creek. 487 Comment
  UCR232076  Camissonia bistorta John F. Green 2008-4-24 15- 02 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris along Hwy 74, in vicinity of Riverside St. 488 Comment
  JOTR31773  Camissonia brevipes subsp. brevipes Andre, Jim, Tasha La Doux 2009-3-10 11242 Riverside Joshua Tree National Park. South end of the Cottonwood Mountains, near Pinkham Wash just north of aquaduct just inside park boundary; approx. 7mi west of south entrance 541 Comment
  UCR103312  Camissonia brevipes subsp. brevipes George K. Helmkamp 1998-4-4 3159 Riverside Sonoran (Colorado) Desert, 7.1 miles north of Hwy I-10 on Eagle Mtn Rd, to the vicinity of the pumping station 305 Comment
  RSA466171  Camissonia californica M. B. Dunkle 1932-3-25 2891 Riverside Cabazon. Comment
  UCR258869  Camissonia californica T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7908 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
  UCR88113  Camissonia californica A. C. Sanders, G. Nuhn 1995-4-20 16590 Riverside Sonoran (Colorado) Desert, Coachella Valley, near Fan Hill, NE of Dillon Road on an abandoned road, below Little San Bernardino Mtns. NE of 1000 Palms 549 Comment
  VVC330  Camissonia californica W. W. Mayhew 1960-3-17 s.n. Riverside Colorado Desert, 4.5 miles NW Desert Hot Springs. 482 Comment
  JOTR16756  Camissonia campestris subsp. campestris Hogan, J. 1974-6-24 177 Riverside Joshua Tree National Park. .7 MILES WEST OF BARRICADE AT UPPER COVINGTON FLAT 1524 Comment
  UC140593  Camissonia campestris subsp. campestris C. F. Baker 1904-4-5 4115 Riverside Hemet Comment
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Jul 4 2010
  POM248149  Camissonia cardiophylla Unspecified 1939-1 s.n. Riverside near Mecca Comment
  RSA449186  Camissonia claviformis subsp. aurantiaca N. C. Cooper 1949-4-8 3313 Riverside Desert Center. 610 Comment
  UCR142853  Camissonia claviformis subsp. claviformis I. M. Johnston 1917-4-4 1076 Riverside Sonoran (Colorado) Desert, near Palm Springs 183 Comment
  RSA291561  Camissonia confusa C. W. Tilforth, B. Busenberg 1980-6-17 2000 Riverside Slopes above wash 0.1 mi. in from Hiway 74 along north leg of Thomas Mtn. Rd., south of Lake Hemet. Comment
  UC20422  Camissonia confusa H. M. Hall 1901-6-24 Riverside Fullers Mill San Jacinto Mountains (canyons of w side of mts.) 1767 Comment
  UCR42389  Camissonia confusa D. C. Hawks 1986-4-16 s.n. Riverside San Bernardino Mtns / Sonoran (Colorado) Desert, Alta Mesa wind turbine field, on the ridge above Whitewater Canyon, west of Bonnie Bell 915 Comment
  RSA735858  Camissonia hirtella Scott D. White, Justin M. Wood 2008-4-16 11882 Riverside Perris/Elsinore Basin: Hills to the W of I-215 and S of Scott Rd. 488 Comment
  UCR23190  Camissonia hirtella S. Gallagher 1981-6-1 27 Riverside Box Springs Mtns., Box Springs Road 1.8 mi south of intersection w/ Pigeon Pass Road. Site on the SE corner of intersection of Box Springs Road & a dirt side road leading to W slope of the mtns. 747 Comment
  RSA543893  Camissonia micrantha Steve Boyd, Dave Bramlet 1991-5-13 6256 Riverside Domenigoni Hills, N side of Domenigoni-Diamond Valleys ESE of Winchester. Vicinity of ultramafic outcrop on ridge top S of S-end of Warren Road. 549 Comment
  UCR142870  Camissonia pallida I. M. Johnston 1917-4-4 1110 Riverside Sonoran (Colorado) Desert, near Palm Springs 183 Comment
  RSA775566  Camissonia pallida subsp. pallida Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-5-16 1253 Riverside Haugen Lehmann off I-10, Pacific Crest Trail (PCT) in canyon directly W. of Whitewater. 675 Comment
  UCR269212  Camissonia pallida subsp. pallida Thomas R. Stoughton, Christi Gabriel, Stephanie Rockwood 2011-5-16 1253 Riverside San Bernardino Mtns., Haugen-Lehmann Way off I-10, Pacific Crest Trail (PCT) in canyon directly west of Whitewater 675 Comment
  RSA776943  Camissonia refracta Amber Swanson 2011-3-19 236 Riverside W of Eagle Mtn Rd to Railroad tracks abt 5 mi N of I-10 307 Comment
  POM302488  Camissonia strigulosa J. C. Roos 1943-8-8 2703 Riverside Dry flat, Hall Canyon, San Jacinto Mts. 1768 Comment
  RSA563817  Camissonia strigulosa F. C. Vasek 1958-5-9 580509 -1 Riverside First valley W of Reche Canyon on new road [Reche Vista] from Console Springs to Sunnymead. Comment
  OBI2685  Camissoniopsis bistorta Dieter H. Wilken 1965-4-14 167 Riverside E end of Domengoni Valley, SE of Winchester 427 Comment
  UCD103421  Camissoniopsis bistorta C. L. Hitchcock 1966-3-15 24173 Riverside 4 miles NE of Aquanga. Comment
  UC668392  Camissoniopsis pallida subsp. hallii Annie M. Alexander and Louise Kellogg 1941-4-24 2072 Riverside gorge of Dry Morongo Creek Mohave Desert, Morongo Valley 640 Comment
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Sep 18 2012
  UCR166114  Camissoniopsis pallida subsp. pallida A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16137 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  UCR21202  Capsella bursa-pastoris A. C. Sanders 1980-5-1 1377 Riverside San Jacinto Mountains, Garner Valley, off Morris Ranch Road, 2.2 mi north of Kenworthy Ranger Station 1616 Comment
  UCR281827  Carex barbarae Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-5-23 517- 106 Riverside Temescal Valley, South Corona, Warm Springs Dr. at intersection with Whitetail Dr., drainage likely associated with Anderson Canyon, adjacent to large swath of relict disturbed bottomland. 345 Comment
  SEINET11125889 Image available Carex fracta P. Zika, Otting, N 2010-1 25298 Riverside San Jacinto Mountains (SnJt). N Fork San Jacinto River, Dark Canyon, at Azalea Trails Girl Scout Camp, San Jacinto Ranger District, San Bernardino National Forest. Comment
  UC1930173  Carex multicaulis Valerie Soza, Naomi Fraga, Sarah Swartzentruber 2003-6-25 1699 Riverside San Jacinto Mountains; junction of Dark Canyon and Fuller Mill Creek Comment
  UC729830  Carex multicostata Carl B. Wolf 1932-8-5 3947 Riverside along trail from Tahquitz Valley to San Jacinto Peak; San Jacinto Mts. 2621 Comment
  RSA0079909  Carex rossii Peter H. Raven 1959-5-17 14228 Riverside Lake Fulmor, San Jacinto Mountains. Comment
  RSA801941  Carex sartwelliana LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6171 Riverside End of Apela Drive, west end of Strawberry Valley. And south of road (5S24) that runs out to the sewage disposal ponds. Collections are between this road, and Strawberry Creek., Basically ridge north of Strawberry Creek and creek north of this ridge, south of road. This draw drains into Strawberry Creek. 1524 Comment
  UC213316  Carex schottii I. M. Johnston 1918-4-27 1859 Riverside Murrieta 304 Comment
  SEINET4170163  Carex teneriformis Unknown 1938-8-13 15322 Riverside Cedar Spring, N. base of Santa Rosa Peak 2286 Comment
  RSA180457  Carex triquetra E. W. Lathrop 1965-5-9 5736 Riverside 6 miles W of Murrieta. Comment
  SD181802  Carex triquetra Scott D. White, Sandy Leatherman 2000-5-31 7974 Riverside Santa Ana Mountains/ Santa Rosa Plateau: Near Squaw Mountain. 640 Comment
  RSA425938  Castilleja affinis Bonnie C. Templeton 1931-4-23 s.n. Riverside Between Perris and Gavilan Peak. 600 Comment
  SD148070  Castilleja affinis Andy C. Sanders, T. B. Salvato 2001-5-3 24084 Riverside Perris-Aguanga Basin Region: Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 494 Comment
  POM12217  Castilleja applegatei subsp. martinii Mary F. Spencer 1921-7-1 1669 Riverside Idyllwild. 1616 Comment
  SD229284  Castilleja applegatei subsp. martinii Dick Schwenkmeyer 2012-8-7 793 Riverside Santa Rosa Mountain Cabin, 10 miles southeast of the intersection of Highway 74 and Santa Rosa Mountain road. 2305 Comment
  UC886552  Castilleja exserta P. A. Munz and I. M. Johnston 1922-5-19 5444 Riverside 2 mi below Kenworthy; San Jacinto Mts. 1402 Comment
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Mar 25 2011
  POM4467  Castilleja foliolosa I. M. Johnston 1917-4-4 1007 Riverside Palm Canyon 762 Comment
  RSA0121435  Castilleja foliolosa Duncan S. Bell, LeRoy Gross 2016-3-30 9144 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.75 air miles southeast of the summit of Martinez Mountain. 698 Comment
  UCR120934  Castilleja foliolosa A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24934 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  UCR213887  Castilleja foliolosa Scott D. White, Justin M. Wood 2009-5-22 12918 Riverside San Jacinto Mountains, Old Control Road, above Halfway Spring 1463 Comment
  UCR133712  Castilleja martinii N. C. Cooper 1944-4-22 1131 Riverside San Gorgonio Pass, Banning 732 Comment
  UCR2880  Castilleja martinii N. J. Matthews 1963-5-5 50563- 08 Riverside San Jacinto Mtns, 2 mi east of Mountain Center [near Keen Camp Summit], Hwy 74 1494 Comment
  RSA192319  Castilleja minor subsp. spiralis E. W. Lathrop 1966-6-1 6358 Riverside Los Alamos Rd. , Tenaja Range. 14 miles NW of Murrieta. 366 Comment
  UCR19744  Castilleja minor subsp. spiralis E. W. Lathrop 1966-6-1 6358 Riverside Santa Ana Mtns., Santa Rosa Plateau, Tenaja Range, Los Alamos Road, 14 mi NW of Murrieta Comment
  UCR71902  Castilleja minor subsp. spiralis Steve Morgan, H. M. Soldan 1992-5-25 92- 2 Riverside Santa Rosa Mtns, SE end of San Bernardino National Forest, c. 17 mi (airline) due south of Cathedral City, on County Road 7S02 (Santa Rosa Truck Trail), from 0.5 to c. 1.5 mi south of Calif. Hwy 74 Comment
  UCR27067  Caulanthus hallii T. P. Krantz, K. Berg 1982-5-26 s.n. Riverside San Jacinto Mtns., along Bonita Vista Road, north of Garner Valley Comment
  OBI29869  Caulanthus heterophyllus Melissa Luckow, Rhonda Riggins 1982-4-15 832 Riverside Hwy 371, 1.2 mi N of jctn with hwy 79 in Aguanga Comment
  RSA614638  Caulanthus heterophyllus D. L. Banks 1997-3-29 1558 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
  UCR162268  Caulanthus heterophyllus 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
  RSA562428  Caulanthus lasiophyllus var. rigidus D. Bramlet 1993-4-13 2323 a Riverside Approxiamtely 61m S of the existing Lake Mathews access road, some 549m N of Cajalco road, in the Cajalco bend area. The site is 1.2km W of Lake Mathews Drive. Comment
  UCR68474  Caulanthus lasiophyllus var. rigidus Steve Boyd, A. C. Sanders, M. Skinner 1990-4-28 4444 Riverside Peninsular Range, Vail Lake area, summit of 'Big' Oak Mtn., north of [Vail] Lake 823 Comment
  RSA606763  Ceanothus crassifolius Jon E. Keeley 1996-5-13 27426 Riverside In on N side of Agua Tibia Range, 2-3 km S of Agua Tibia Wilderness boundary gate on trail extending ca. 100 m S of enclosed reservoir on ridge SE of Woodchuck Resort at end of Woodchuck Rd., S of Hwy 79. 1000 Comment
  UCR174966  Ceanothus crassifolius Teresa Nieto 2005-4-24 21 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  CAS-BOT-BC49183  Ceanothus cuneatus Carl B. Wolf 1941-8-12 11144 Riverside San Jacinto Moutains, 4 mi. so. of Idylwild on road to Tauquitz Lodge 1371 Comment
  CHSC109245  Ceanothus cuneatus Scott D. White; Justin M. Wood 2008-6-18 12251 Riverside San Jacinto Mountains: Meadow N/W of Keen Camp summit, S/W of hwy 79. 1430 Comment
  RSA399038  Ceanothus cuneatus Anstruther Davidson 1910-05 s.n. Riverside Desert slope of San Jacinto. Comment
  SEINET13945835 Image available Ceanothus cuneatus I. W. Clokey, E. G. Anderson 1935-1 6734 Riverside East of Hemet, Riverside County. 820 Comment
  RSA500224  Ceanothus greggii var. perplexans Steve Boyd, C. Boyd, K. A. Boyd 1989-4-15 3252 Riverside San Jacinto Mountains. Pinyon Flats-Ribbonwood area north of Hwy 74, near area of white rock outcrops. Comment
  UC527223  Ceanothus greggii var. perplexans C. B. Wolf 1931-5-11 Riverside above Hemet Valley (near Pipe Creek.); San Jacinto Mts. 1676 Comment
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Mar 24 2011
  CAS-BOT-BC51282  Ceanothus leucodermis A. C. Sanders 1994-6-26 14961 Riverside San Bernardino Mountains: S of Silverwood Lake, along Forest Service road (2N59?) ca. 2 miles E of Cottonwood Station 1127 Comment
  UCR16488  Ceanothus leucodermis P. A. Rauch 1966-4-5 s.n. Riverside San Jacinto Mtns., [Hwy 74] at hairpin turn [White Post Turn], roadside 1098 Comment
  RSA95353  Ceanothus oliganthus F. W. Peirson 1931-5-30 9380 Riverside Along Glen Ivy Trail to Santiago Peak, Santa Ana Mts. 762 Comment
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Oct 1 2011
  UC1071523  Ceanothus oliganthus var. sorediatus R. St. John 1931-2-13 183 Riverside Plot 70 Elsinore Quadrangle, Elsinore 457 Comment
  RSA569996  Ceanothus ophiochilus Steve Boyd, Kyle Boyd 1993-3-28 7911 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
  RSA584899  Ceanothus ophiochilus Mark Skinner 1992-5-3 s.n. Riverside Vail Lake area, ridge about 1 mile west of the lake, east of ''Little'' Oak Mountain. 610 Comment
  RSA606754  Ceanothus ophiochilus Jon E. Keeley 1996-5-13 27409 Riverside In on N side of Agua Tibia Range, 2-3 km S of Agua Tibia Wilderness boundary gate on trail extending ca. 100 m S of enclosed reservoir on ridge SE of Woodchuck Resort at end of Woodchuck Rd., S of Hwy 79. 1000 Comment
  UC1178628  Ceanothus palmeri Peter Kamb 1948-7-4 1158 Riverside Hall Canyon San Jacinto Mts., Hall Canyon 1645 Comment
  SBBG119115  Ceanothus papillosus C. E. True with R. Cox 2004-7-7 Riverside Main Divide Trail, ca. 0.6 km NE of summit of Pleasants Pk 1067 Comment
  LA44877  Ceanothus perplexans Elizabeth Levine; 1949-5-22 sn Riverside Palms hwy., near the Idylwild turnoff Comment
  UCR820  Ceanothus perplexans Richard Minnich 1968-4-14 41468- 13 Riverside San Jacinto Mtns, Just east of pass on Hwy 74 dividing the Palm Canyon and Hemet graben drainages 1494 Comment
  HSC18382  Ceanothus tomentosus var. olivaceus C. L. Hitchcock, C. V. Muhlick 1964-3-17 23107 Riverside 10 mi. N of Pala, along road to Elsinore. Comment
  RSA291594  Ceanothus tomentosus var. olivaceus C. W. Tilforth, Walter Wisura 1979-4-11 1762 Riverside East end of Murrieta-DeLuz Rd, ca. 2 air mi. south of Murrieta. 335 Comment
  SD7234  Ceanothus verrucosus Daniel Cleveland 1882-5-3 Riverside Temecula Comment
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Mar 27 2011
  UC1100197  Cenchrus longispinus Malcolm A. Nobs and S. Galen Smith 1948-9-3 493 Riverside 2 mi n Indio; Imperial Valley Comment
  CAS-BOT-BC277184  Centaurea X pouzinii John Thomas Howell 1952-10-24 28864 Riverside Fuller Ranch near Corona Comment
  UCR263227  Centaurea benedicta A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41464 Riverside San Gorgonio Pass, San Gorgonio River wash, c. 2.95 miles ESE of Cabazon, c. 0.84 mi. NNW (335 deg. ) of One Horse Spring, south of I-10 and SE of water bottling plant, edge of wind farm 452 Comment
  UCD130056  Centaurea melitensis E. W. Lathrop 1966-3-23 6518 Riverside 4 miles west of Corona between Tin Mine Canyon and Santiago Peakm Skyline Drive. 1219 Comment
  UCR21173  Centaurium venustum Steve Boyd 1980-7-3 s.n. Riverside Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve 518 Comment
  LA203694  Centromadia pungens Elizabeth McClintock; 1938-5-30 sn Riverside San Jacinto Comment
  CAS-BOT-BC226945  Centromadia pungens subsp. laevis A. C. Sanders; John F. Green 2012-5-27 40218 Riverside Peninsular Range; Perris-Aguanga Basin Region: Lake Elsinore, SE of Riverside Dr. (Hwy 74) on NE side of Pasadena Ave., NW of Central Ave. 386 Comment
  CAS-BOT-BC279119  Centromadia pungens subsp. laevis G. R. Ballmer 1992-6-23 92 -10 Riverside San Timoteo Canyon Road, 3.2 mi. E of junction with Redlands Blvd. N side of railroad tracks Comment
  UCR281281  Centromadia pungens subsp. laevis Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317- 18 Riverside Elsinore Trough, Periodic eastern shoreline of Lake Elsinore (e.g. 1994), in the City of Lake Elsinore, +- at the borderline with the Sedco Hills Neighborhood of the City of Wildomar, in open space along west side of Mission Trail at Lewis St. 387 Comment
  RSA735990  Centromadia pungens subsp. pungens Scott D. White, Justin M. Wood 2008-6-26 12295 Riverside Perris Basin: I-215 freeway @ stream crossing, just W of golf course and just N of Newport Rd. 434 Comment
  UC667256  Centrostegia thurberi var. thurberi Annie M. Alexander and Louise Kellogg 1941-4-27 2100 Riverside Joshua Tree National Monument Joshua Tree National Monument Joshua Tree National Monument; Joshua Tree National Monument 1310 Comment
  UCR154758  Cerastium glomeratum T. B. Salvato, Kent Beaman 2005-5-16 783 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
  RSA637524  Cercidium floridum Scott D. White 1998-9-1 7099 Riverside East end of Coachella Valley: Bajada between Little San Bernardino Mts. and Indio Hills. Comment
  SEINET238938  Cercidium floridum A. C. Sanders, T. B. Salvato; Mitch Provance 2000-4-25 23368 Riverside Coachella Valley: east side of Coachella Canal between I-10 and Ave. 52 E of Coachella (Thermal Canyon 7.5' Q.) 24 Comment
  JOTR30647  Cercocarpus betuloides var. betuloides La Doux, Tasha, Erin Babich 2008-4-21 1807 Riverside Joshua Tree National Park. Stop 4-Little San Bernardino Mountains, Upper East Deception Canyon 1233 Comment
  RSA673499  Cercocarpus minutiflorus Scott D. White, Sandra Leatherman 2000-4-19 7665 Riverside Santa Ana Mountains/Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east-and north-facing slopes. 640 Comment
  CAS-BOT-BC279538  Chaenactis artemisiifolia A. J. McC. 1892-4-1 s.n. Riverside Near Elsinore Comment
  RSA674959  Chaenactis artemisiifolia Scott D. White, Teresa Salvato 2001-6-8 8568 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. 335 Comment
  UC284895  Chaenactis artemisiifolia P. A. Munz 1923-6-14 7057 Riverside Glen Ivy trail to Santiago Peak; Santa Ana Mountains 1066 Comment
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Apr 1 2013
  UCR245952  Chaenactis carphoclinia Duncan S. Bell 2009-3-7 13 Riverside Arica Mountains, east side of range, c. 1.7 miles west of Priest Well 431 Comment
  UC472219  Chaenactis carphoclinia var. carphoclinia Joseph Grinnell 1910-3-18 Riverside Riverside Mt. Colorado River, Riverside Mt. Comment
  JOTR38681  Chaenactis fremontii Hodges, Stephen R. 2017-2-7 697 Riverside Joshua Tree National Park. Little San Bernardino Mountains, West Deception Canyon, near the mouth of the canyon just north of the park boundary Comment
  POM294265  Chaenactis fremontii Lyman Benson 1945-3-29 11621 Riverside Canyon on Palm Spring Rd. Little San Bernardino Mt 610 Comment
  POM351700  Chaenactis fremontii Ora M. Clark 1929-2-22 1544 Riverside south Cabazon Comment
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Mar 13 2011
  RSA678217  Chaenactis fremontii Valerie L. Soza, J. Mark Porter, Gary D. Wallace 2001-4-2 1084 Riverside Little San Bernardino Mountains region: Big Morongo Wash. 473 Comment
  RSA730040  Chaenactis fremontii R. F. Thorne 1973-3-30 72674 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  RSA757634  Chaenactis fremontii LeRoy Gross, Jackie McConnaughy, Andrew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4320 Riverside Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon., Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W. Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  UC1930183  Chaenactis fremontii Steve Boyd, Amber Maurice, Pesach Lubinsky, L. Lubinsky 2003-4-17 10462 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
  UC64805  Chaenactis fremontii E. E. Schellenger 1904-4-10 76 Riverside bet. Whitewater and Banning; Colorado Desert Comment
  RSA0034950  Chaenactis fremontii A. Lee Haines 1973-3-25 s.n. Riverside Orocopia Mtns. Comment
  SEINET11860905  Chaenactis fremontii J. F. Bright, Wyman, C. 1933-3-12 8072 Riverside between Radio & Palm Springs Comment
  UCR34889  Chaenactis glabriuscula L. B. Ziegler 1967-4-18 117 Riverside San Jacinto Mtns, Foothills of the mountains, Soboba Indian Reservation, Poppet Flat Rd 581 Comment
  UCSB38653  Chaenactis glabriuscula Cowan, Clark 1978-4-24 Riverside 2.1 mi. (3.3 km.) off Ave. 66 on a dirt road, 1.3 mi. (2 km.) on Ave. 66 from Hwy. 86; Lake Cahuilla Comment
  CDA10719  Chaenactis glabriuscula var. glabriuscula T. C. Fuller 1964-4-14 11822 Riverside Bench above wash of Whitewater Canyon, 4.1 miles north of Whitewater. 0 Comment
  POM251765  Chaenactis glabriuscula var. glabriuscula Ora M. Clark 1929-3-2 1598 Riverside Near Alberhill Comment
  POM305652  Chaenactis glabriuscula var. glabriuscula Henry J. Ramsey, Henry J. Ramsey 1939-4-22 1014 Riverside Aguanga. Comment
  CAS-BOT-BC277555  Chaenactis glabriuscula var. lanosa H. M. Hall 1902-4-21 2933 Riverside Vicinity of Riverside 274 Comment
  UC667268  Chaenactis stevioides Annie M. Alexander and Louise Kellogg 1941-5-11 2154 Riverside Cottonwood Spring Colorado Desert, Eagle Mountains, Cottonwood Spring 883 Comment
  RSA0020043  Chamaesyce abramsiana Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6015 Riverside Chuckwalla Valley; approximately 17.5 air miles west of Blythe, on the south side of Interstate 10, about 0.4 air mile south of Wileys Well. 120 Comment
  SEINET3228134  Chamaesyce abramsiana G. Rink, T. Thomas and K. Routson 2012-9-2 11657 Riverside McCoy Solar Power Plant (proposed) about 10 miles northwest of Blythe 180 Comment
  JEPS51882  Chamaesyce albomarginata W. L. Jepson 1901-5-17 1209 Riverside mesas e Riverside 266 Comment
  RSA423515A  Chamaesyce arizonica B. C. Templeton 1930-3-22 1632 Riverside Palm Springs. 400 Comment
  RSA0062789  Chamaesyce micromera Duncan S. Bell, Evan Meyer 2014-10-21 7652 Riverside Orocopia Mountains; western section of range, in the southeastern section of the Mecca Hills; about 6.5 air miles northwest of Dos Palmas Springs. 33 Comment
  RSA0080445  Chamaesyce micromera Sarah J. De Groot, Amy Rouillard 2015-9-15 7576 Riverside Along Eagle Mountain Road north of I-10, at large wash crossing. West of Desert Center, western Chuckwalla Valley. 314 Comment
  RSA613273  Chamaesyce micromera L. C. Wheeler 1976-3-30 s.n. Riverside Morongo Wash, 5 miles northwest of Desert Hot Springs. 518 Comment
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Dec 17 2016
  RSA776946  Chamaesyce micromera Amber Swanson 2011-3-19 239 Riverside W of Eagle Mtn Rd to Railroad tracks abt 5 mi N of I-10 307 Comment
  JEPS19344  Chamaesyce polycarpa I. W. Clokey and B. C. Templeton 1930-4-9 4675 Riverside n Palm Springs; Colorado Desert 180 Comment
  RSA0112092  Chamaesyce polycarpa Duncan S. Bell 2010-2-20 543 Riverside Arica Mountains; collecting in drainage in the southeast section of range, approx. 0.75 air mile west of Priest Well. 336 Comment
  UC303788  Chamaesyce polycarpa Ivan Johnston 1917-4-4 Riverside Palm Canyon 274 Comment
  RSA336047  Chamaesyce polycarpa var. hirtella R. F. Thorne, W. Wisura, A. Shmida, R. Whittaker 1978-4-23 52028 Riverside Chino Canyon. Comment
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Apr 25 2011
  RSA740641  Chamaesyce polycarpa var. polycarpa Scott D. White, Justin M. Wood 2008-7-10 12443 Riverside San Jacinto Mountains: Garner Valley, near Fobes Ranch Rd. 1354 Comment
  POM296326  Chamaesyce setiloba L. S. Rose 1946-12-23 46302 Riverside Cathedral Canyon Wash. 183 Comment
  RSA480015  Chamaesyce setiloba Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2140 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  RSA599303  Chamaesyce setiloba L. C. Wheeler 1954-9-25 7096 Riverside South end of Mule Mountains, near Ripley. Comment
  UC421694  Cheilanthes clevelandii John Thomas Howell 1927-8-2 2907 Riverside near Banning 670 Comment
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Mar 13 2011
  CAS-BOT-BC70032  Cheilanthes covillei Carl B. Wolf 1932-5-24 3646 Riverside No. base of San Jacinto Mts. Snow Creek Canyon, 1/2 mi. below fish hatchery 548 Comment
  RSA0033579  Cheilanthes covillei Robert F. Thorne 1966-10-15 41810 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway Comment
  RSA690939  Cheilanthes newberryi Scott D. White, Michael Honer 2003-5-27 9397 Riverside Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. Collected south and / or west of unnamed peak e2349.' 396 Comment
  JOTR16826  Cheilanthes parryi Supernaugh, William JR. 1967-2-23 55 Riverside Joshua Tree National Park. 1/4 MILE WEST OF IVANPAH TANK 1316 Comment
  POM120575  Cheilanthes parryi Marcus E. Jones 1906-4-26 s.n. Riverside Indio Comment
  UCR114542  Chenopodium berlandieri A. C. Sanders, K. C. Rose 1999-6-18 22810 Riverside Skinner/Domenigoni area, French Valley, E side of Washington Ave. near Rawson Rd. 451 Comment
  UCR93232  Chenopodium botrys A. C. Sanders, S. Ogg 1994-7-28 15184 Riverside San Bernardino Valley, Colton & Riverside: Santa Ana River from the Riverside Ave. (N. Main St.) bridge downstream almost to Market St. crossing, both sides of San Bernardino Co. line, but mostly RIV 246 Comment
  CLARK-A1528-4990  Chenopodium californicum John C. Roos 1951-9-25 5301 Riverside Riverside 259 Comment
  UC1951128  Chenopodium californicum Scott D. White, Justin Wood 2009-5-22 12900 Riverside SAN JACINTO MOUNTAINS: Quinn Flat Meadow. USGS Idyllwild 7.5' Quad. Comment
  UCR201431  Chenopodium californicum Scott D. White, Justin M. Wood 2008-6-17 12170 Riverside San Jacinto Mountains, Garner Valley, USFS Kenworthy Station 1402 Comment
  POM319737  Chenopodium macrospermum var. farinosum Patricia Wilder 1970-10-15 4760 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills 152 Comment
  UCR4695  Chenopodium murale R. A. Anderson 1964-12-25 64 Riverside Riverside, Chicago Avenue & Blaine Street. 152 Comment
  UCR115135  Chenopodium strictum Mitch Provance 2000-11-2 2294 Riverside North Riverside, Reid Park, c. 0.5 mi SW of the corner of Placentia Ln. and Orange St. 250 Comment
  CAS-BOT-BC231768  Chilopsis linearis Dr. Barton W. Evermann 1916-5-13 s.n. Riverside Cottonwood Springs Comment
  SD84926  Chilopsis linearis Nancy Ryan Zabriskie, Walter Zabriskie 1970-3-28 275 Riverside East slope San Jacinto Mountains,North Canyon just above juncture with Andreas Canyon 349 Comment
  UCR23380  Chilopsis linearis John C. Roos, L. Roos 1952-6-21 5783 Riverside San Timoteo Canyon 442 Comment
  UC887877  Chilopsis linearis subsp. arcuata Lewis S. Rose 1935-12-22 35682 Riverside Palm Canyon Wash Colorado Desert, Palm Canyon Wash 182 Comment
  UCR26377  Chimaphila menziesii A. C. Sanders 1981-7-11 2202 Riverside San Jacinto Mountains, Hall Canyon above the James Reserve 1768 Comment
  UCR50730  Chloracantha spinosa Don Pendleton 1988-5-17 s.n. Riverside Sonoran (Colorado) Desert, just west of Blythe along canal near Hobson Way. 75 Comment
  RSA615389  Chloris truncata A. C. Sanders 1997-3-26 200095 Riverside Lake Skinner area: N edge of Temecula vinyard district, Borel Road, 0.1 mile W of turnoff to Lake Skinner (33 deg 34'N, 117 deg 02'W; Bachelor Mt. 7.5 Quad: T7S R2W NE/4 Sec.13). Alt. 488 m/ 1600 ft. 488 Comment
  UCR130516  Chloris truncata R. E. Riefner Jr. 2003-10-21 03- 461 Riverside Perris-Aguanga Region, Menifee Valley, along Newport Road 1 mile east of Goetz Road intersection 427 Comment
  RSA689435  Chloris truncata R. E. Riefner 2003-10-21 3 -461 Riverside Menifee Valley, along Newport Road 1 mi. E of Goetz Road intersection. 442 Comment
  UCR10807  Chlorogalum pomeridianum Ruth Cooper 1968-5-18 s.n. Riverside Santa Ana Mtns., Tin Mine Canyon 488 Comment
  RSA698363  Chorizanthe brevicornu J. R. Bruff s.n. Riverside Palm Springs. Comment
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Aug 27 2011
  JOTR16807  Chorizanthe brevicornu var. brevicornu Vanderspek & Nolte 1964-4-17 s.n. Riverside Joshua Tree National Park. Comment
  RSA721888  Chorizanthe brevicornu var. brevicornu J. Mark Porter, Orlando Mistretta 2003-6-5 13617 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range.Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running southeast. 412 Comment
  SBBG1394  Chorizanthe brevicornu var. brevicornu C. H. Muller 1952-4-6 9504 Riverside 2 mi E of Shavers Summit, E of S gate to Joshua Tree Nat Monument Comment
  SEINET244669  Chorizanthe coriacea A. C. Sanders, T. B. Salvato 2001-5-3 24073 Riverside Perris-Aguanga Basin region: Hemet, SE corner of State Street at Gibbel. 1712 ft. hill at east end of Diamond Valley. 494 Comment
  UCR167859  Chorizanthe coriacea T. B. Salvato, Melissa Clemons 2005-6-2 1332 Riverside Peninsular Range; Temescal Valley, Gavilan Hills, c. 0.5 mi SE of Steele Peak, 4 miles SW of Perris, and 6 miles NNE of Lake Elsinore, NW of Hwy 74 610 Comment
  JEPS57635  Chorizanthe corrugata E. E. Schellenger May 1920 Riverside near Mecca (Hayfields, Colorado Desert); Colorado Desert, Hayfields Comment
  POM128750  Chorizanthe corrugata F. W. Peirson 1927-4-12 7175 Riverside Painted Canyon. Comment
  UCR133333  Chorizanthe fimbriata John F. Green, S. J. Myers 2003-6-25 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  HSC35441  Chorizanthe fimbriata var. fimbriata J. D. Ackerman, A. M. Montalvo 1975-6-26 523 Riverside Hwy. 74 between Lake Elsinor and San Juan Capistrano, near upper San Juan Campground Comment
  UC1543904  Chorizanthe fimbriata var. laciniata Barbara Ertter with Jeffrey L. Strachan 1980-5-22 3489 Riverside hills on e side Dripping Springs Campground (Cleveland National Forest near Highway 79 between Aguanga and Temecula, n of Wild Horse Park); Cleveland National Forest, n of Wild Horse Park 609 Comment
  UCR213618  Chorizanthe parryi var. parryi A. C. Sanders, Matthew Malle 2010-4-23 38012 Riverside Peninsular Range, Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  UCR21954  Chorizanthe parryi var. parryi Steve Boyd 1980-5-11 231 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  HSC85463  Chorizanthe polygonoides var. longispina Steve Boyd 1986-4-2 1587 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  SD154067  Chorizanthe polygonoides var. longispina Fred Sproul June 1999 Riverside Kern Trust property, north of Clinton Keith Road and south of Bandy Canyon Road Comment
  UCR14326  Chorizanthe polygonoides var. longispina O. F. Clarke, Paul Romero 1972-4-19 s.n. Riverside Gavilan Hills, Harford Springs, 25 miles southeast of Riverside 640 Comment
  POM10485  Chorizanthe staticoides Charlotte M. Wilder 1903-6-4 203 Riverside Wilder's Canyon. Jurupa Hills. Comment
  SEINET3087439 Image available Chorizanthe xanti subsp. leucotheca Robert F. Thorne, C. W. Tilforth 1980-5-28 54223 Riverside San Bernardino Mtns.; rocky and sandy wash along Whitewater River, 3.2 mi. north of White Water post office and Highway 10 518 Comment
  POM183883  Chrysothamnus nauseosus subsp. consimilis P. A. Munz 1932-10-16 12842 Riverside Palm Creek, Santa Rosa Mountains. 1463 Comment
  POM122895  Chrysothamnus paniculatus Marcus E. Jones 1924-12-10 s.n. Riverside Banning Comment
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Mar 13 2011
  SD114083  Chylismia brevipes Darley F. Howe 1949-3-21 1950 Riverside 3.0 miles west of Desert Center. 305 Comment
  SD241105  Chylismia brevipes subsp. brevipes Dave Silverman, Mark Bibbo 2010-3-31 7893 Riverside Southern McCoy Mountains, east bajada flank, 1.6 km W of Black Creek Road, 7.0 km NE of McCoy Peak and 6.8 km north of I-10. 178 Comment
  UC4994400  Chylismia cardiophylla subsp. cardiophylla C. L. Hitchcock 1932-4-7 12209 Riverside Corn Springs Comment
  UCSB30313  Chylismia claviformis subsp. aurantiaca Sauls, Mary 1977-2-27 Riverside 5 mi. W. of junction Hwy. 195 and interstate 10; Box Canyon wash 365 Comment
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Nov 16 2015
  UCSB4425  Chylismia claviformis subsp. aurantiaca Beeks, Richard 1952-4-4 Riverside US 99; opposite Twenty Nine Palms turnoff Comment
  CAS-BOT-BC285634  Cirsium occidentale var. occidentale John Thomas Howell 1930-5-11 4865 Riverside Temescal Canyon, 1 mile south of Alberhill Comment
  UCR1624  Cirsium occidentale var. occidentale Leland R. Dykes 1962-5-8 105 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, San Mateo Canyon [Tenaja] Road, c. 14 mi west of Palomar Road [=Washington Ave.] in Murrieta [probably 2-3 miles west of Tenaja Guard Station] Comment
  CAS-BOT-BC438666  Cistanthe ambigua Lewis S. Rose 1937-4-10 37150 Riverside La Quinta. Alt. sea level. 0 Comment
  CAS-BOT-BC438863  Cistanthe monandra Elizabeth McClintock 1958-4-3 s.n. Riverside Near southern entrance to Joshua Tree National Monument Comment
  UCR251871  Clarkia dudleyana 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
  CAS-BOT-BC171998  Clarkia epilobioides E. W. Lathrop 1968-5-22 6941 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon, Cleveland Nat'l Forest 1219 Comment
  UCR78455  Clarkia epilobioides Scott D. White 1993-4-22 1233 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 489 Comment
  POM307267  Claytonia parviflora subsp. parviflora Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2119 Riverside Santa Rosa Mountains. Comment
  RSA613462  Claytonia perfoliata D. L. Banks, Victor Steinmann 1997-3-13 1430 Riverside NW Palomar Mountains, Agua Tibia Mountains: In the Redhawk Housing Development, north of the Pechanga Indian Reservation. The hills south of the intersection of Marge Place and Tehachapi Pass (south of Redhawk Parkway). 378 Comment
  OBI32523  Claytonia perfoliata subsp. mexicana Richard L. Irwin 1962-4-15 26 Riverside Sycamore Cyn- ca. 1.4 mi S on Cyn Crest Dr from Penn Ave; then to left on dirt rd ca 0.3 mi; then to right about 1/2 mi to end of rd; then over rise and to crk 335 Comment
  CAS-BOT-BC92825  Clematis pauciflora Raymond Lindholm 1961-3-11 s.n. Riverside White Water Canyon. Comment
  POM8679  Clematis pauciflora P. A. Munz, Harwood 1920-2-28 3264 Riverside 2 mi. southwest of Corona. 305 Comment
  UCSB9195  Clematis pauciflora Eater, John 1966-3-18 Riverside Lower San Juan Campground; 16.8 miles east on Route 74 off of US 101 Comment
  POM13027  Cleome isomeris P. A. Munz 1922-4-13 4933 Riverside Eagle Mountains, Colorado Desert. Sandy wash from Anshutz Canyon. 366 Comment
  RSA575905  Cleome isomeris Steve Boyd 1994-10-14 8402 Riverside Southern Santa Mountains, Santa Rosa Plateau, east of the Tenaja Guard Station of the Clevelands National Forest, at the intersection of Tenaja Road and Wildomar Truck (7S01) 671 Comment
  RSA6638  Cleome isomeris B. D. Stark 1932-6-15 1523 Riverside Base of Eagle Mountains above Utopia, Colorado Desert. 229 Comment
  UCR85282  Coleogyne ramosissima Bern Schwenn 1994-4-17 s.n. Riverside Southern Mojave Desert, Joshua Tree National Monument, Pinto Mtns, west of Arch Rock along geology trail to Grand Tank, at 'Disappearing Rock' signboard and in campground adjacent to trail 1189 Comment
  JEPS4635  Collinsia concolor P. A. Munz and I. M. Johnston 1922-5-19 5433 Riverside Kenworthy San Jacinto Mts. 1402 Comment
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Mar 25 2011
  SD129528  Collinsia concolor Miles Fellows 1985-4-9 143 Riverside Oasis de Los Osos Preserve of The Nature Conservancy, Snow Creek Canyon, at the N foot of the San Jacinto Mountains, above old house site Comment
  RSA0117416  Collinsia concolor R. S. Woglum 1939-4-23 2185 Riverside Hemet to Anza, Riverside ( west-central to south-central) Comment
  SD137613  Collinsia heterophylla Darin L. Banks 1995-5-3 263 Riverside Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., Cleveland National Forest, E of the Dripping Springs Alcove Area, lower alluvial benches of Arroyo Seco 512 Comment
  UCR25368  Collinsia heterophylla John C. Roos 1952-4-13 5530 Riverside Riverside, Box Springs Mountains 488 Comment
  RSA527871  Collinsia parviflora Scott D. White 1991-5-24 91 -69 Riverside San Jacinto Mtns region: Big Bear area E of Sugarloaf and W of Hwy 38, S of Hwy 18 and Baldwin Lake. 2073 Comment
  UCR281924  Condalia globosa var. pubescens A. C. Sanders, Jim Malusa 2017-9-20 43346 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, in canyon 1.5 km west (276 deg. ) of Tabaseca Tank, 6.7 km SE of Salt Creek at mouth of Red Canyon 602 Comment
  RSA543137  Convolvulus simulans Steve Boyd, Timothy S. Ross, Hammitt 1991-5-2 6126 Riverside Vail Lake region, summit of Oak Mountain, N of lake near Henderson benchmark. 823 Comment
  UCR52577  Convolvulus simulans S. J. Myers 1988-6-4 s.n. Riverside Rancho California area, east of Winchester Road, between Auld Road & Borel Road 396 Comment
  RSA653656  Conyza coulteri A. C. Sanders, Mitch Provance 1999-9-26 23125 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
  UCR22020  Conyza coulteri Steve Boyd 1980-9-12 350 Riverside Gavilan Hills, Harford Springs County Park, located on the NW corner of the Gavilan plateau. Comment
  UCSC000860  Cordylanthus rigidus subsp. setiger E. P. Unangst 2006-9-9 s.n. Riverside Hall Canyon, San Jacinto Mts. Comment
  HSC85257  Coreopsis californica Steve Boyd 1986-4-22 1746 Riverside Stable alluvial benches of Indian Wash just S of Interstate Hwy 15 Comment
  JEPS30473  Coreopsis californica var. californica Peter H. Raven 1958-3-16 11870 Riverside 4.3 mi e of Cholla Cactus Garden, Joshua Tree National Monument Comment
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Jun 9 2012
  RSA586868  Coreopsis californica var. californica D. L. Banks, Steve Boyd 1995-5-3 0287 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. 512 Comment
  POM356161  Corethrogyne filaginifolia M. M. Thompson 1947-8-23 c 2051 Riverside Los Alamos Canyon, Elsinore Mtns. 762 Comment
  RSA160561  Corethrogyne filaginifolia J. D. Olmsted 1959-8-26 839 Riverside Oat Flat along Main Divide Motorway between Sierra Peak and the old Sierra Peak Guard Station, Santa Ana Mtns towards Santiago 823 Comment
  UCD130861  Corethrogyne filaginifolia R. N. Raynor 1933-3-31 s.n. Riverside Moreno Valley. Comment
  SDSU12966  Corethrogyne filaginifolia var. filaginifolia Michael G. Simpson 1999-10-27 2034 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  POM223247  Cornus nuttallii M. Canby 1936-5-3 s.n. Riverside North Fork of San Jacinto River above Fuller Mill Creek. Comment
  UC488912  Cornus nuttallii C. V. Meyer June 1927 176 Riverside Dark Canyon San Jacinto Mts., Dark Canyon 1828 Comment
  CLARK-A1528-5630  Cotula australis John C. Roos 1965-12-20 Riverside Riverside 243 Comment
  CLARK-A1656-711  Cotula australis Theo Glenn 1979-2-12 Riverside Palm Springs Comment
  RSA719776  Crassula aquatica Naomi Fraga, et al. 2006-7-11 1726 Riverside Mount San Jacinto State Park, Hidden Lake. 2652 Comment
  SD68949  Crassula aquatica Robert F. Thorne, E. Lathrop, et al. 1968-4-18 37460 Riverside Santa Rosa Plateau, on Mesa de Colorado, Rancho California. 669 Comment
  CHSC463  Crassula connata S. Westerberg 1938-4-1 Riverside Lake Elsinore. Comment
  RSA394725  Crassula connata Barbara Shervanick 1973-2-18 645 Riverside [San Jacinto Mtn. foothills] Palm Springs, end of Raquet Club Road 1/2 mile from aerial tramway. 366 Comment
  SBBG120133  Crassula connata A. C. Sanders with K. Volansky 2005-3-17 29202 Riverside French Valley, SE of Winchester Rd (Hwy 79) between Thompson Rd and Benton Rd, ca. 0.5 mi NE of Adobe Spring, near San Diego Aqueduct 412 Comment
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Mar 20 2011
  UCR112590  Crassula connata A. C. Sanders 1998-3-11 21692 Riverside Shipley/Skinner Reserve area, Diamond Valley, along State Street (R3) c. 1/2 mi. north of Newport Rd., south of Hemet 488 Comment
  CLARK-A1528-5379  Cressa truxillensis John C. Roos 1952-5-21 5703 Riverside San Jacinto River Comment
  CAS-BOT-BC181570  Crossosoma bigelovii Frank W. Peirson 1922-4-9 s.n. Riverside Andreas Canyon - Colorado Desert 457 Comment
  RSA1256  Crossosoma bigelovii B. D. Stark 1930-5-4 823 Riverside Morongo Pass. Comment
  JOTR37459  Croton californicus Hodges, Stephen, T. Green 2016-5-24 581 Riverside Joshua Tree National Park. Quail Wash; Just east of Quail springs parking lot (Stop 4) Comment
  LA211610  Croton californicus Mark A. Elvin; 1998-5-12 857 Riverside Along Santa Ana River between Colton and Riverside. 271.0 Comment
  RSA596674  Croton californicus D. L. Banks, Lauren Raz 1996-11-5 1185 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, S of San Gabriel Church; Along a newly established firebreak along a NW-SE running ridgeline, near the water tank. 402 Comment
  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
  SEINET10493394  Croton californicus David B. Dunn 1946-3-15 Dunn 2039 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
  POM87347  Croton californicus var. mohavensis Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  SBBG133561  Croton setiger S. D. White, A. Carey 2004-7-2 10573 Riverside San Jacinto Mtn foothills, Soboba Indian Reservation, Poppet Crk Cyn 549 Comment
  RSA588595  Crypsis schoenoides D. L. Banks, Steve Boyd 1995-10-17 806 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along lower Arroyo Seco, S of the Dripping Springs Campground., Along the narrow benches where Arroyo Seco turns to the E, just W of the Metasedimentary hills. 524 Comment
  UCR239794  Cryptantha O. F. Clarke 2004-2-27 s.n. Riverside Peninsular Range, Riverside; hills above (south of) UCR Botanical Garden 436 Comment
  SEINET6971882  Cryptantha W. P. Vestal, A. G. Vestal 1955-4-21 s.n. Riverside Just west of Perris at base of Gavilan Hills. Comment
  POM368194  Cryptantha angustifolia E. S. Spalding 1926-2-13 16009 Riverside Colorado Desert. Box Canon on Blythe Road. Comment
  POM368207  Cryptantha angustifolia N. C. Cooper 1949-4-8 3268 Riverside Mecca Pass east of Indio. 610 Comment
  SD126016  Cryptantha angustifolia F. R. Fosberg 1930-5-17 S 2622 Riverside Deep Canyon Comment
  SD237362  Cryptantha angustifolia Dave Silverman 2010-3-30 7879 Riverside UTM in Supplement. East flank of southern McCoy Mountains, 1.8 km W of Black Creek Rd, 7.0 km E of McCoy Pk, and 4.4 km north of I-10. 174 Comment
  SEINET3152143  Cryptantha angustifolia G. B. Grant 1906-5-1 239 -A Riverside Collected on Colorado desert at Palm Springs; Southern California 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
  RSA712692  Cryptantha barbigera George K. Helmkamp 1984-5-2 D- 10 Riverside Big Morongo Canyon, 3 - 3.5 miles below the caretakers s house at the Big Morongo Preserve. 549 Comment
  SJSU11359  Cryptantha barbigera R. C. McGehee 1970-4-15 199 Riverside Wileys Well 26 mi SW of Blythe Comment
  UC1563094  Cryptantha barbigera Steve Boyd and Orlando Mistretta 1986-3-13 1407 Riverside ne of Desert Center (jct of Parker Dam Rd and Palen Rd (rd going through pass between Palen and Granite Ranges); Palen Mountains 182 Comment
  UC280427  Cryptantha barbigera E. E. Schellenger May 1920 Riverside e of Coachella; Colorado Desert Comment
  UCR41595  Cryptantha barbigera A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6116 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  SEINET10455559  Cryptantha barbigera Thorne 1980-4-16 THORNE 54048 Riverside San Bernardino Mts: Sandy bench along Whitewater River, E of bridge and levee and below W-facing bluff. Comment
  RSA777765  Cryptantha barbigera var. barbigera Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-27 1086 Riverside Chuckwalla Mountains, Corn Springs Road, Crossing of main wash which drains Chuckwallas on east side toward Chuckwalla Bench 427 Comment
  SEINET3083688 Image available Cryptantha circumscissa A. C. Sanders, J. Dice, K. Rose, & D. Woodard 1995-3-29 16259 Riverside San Jacinto Mtns./San Gorgonio Pass: alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village. Comment
  UC1922534  Cryptantha costata Michael Honer, Dave Silverman 2005-3-18 2096 Riverside Colorado Desert; Northeastern Colorado Desert region: Palen Valley; appx. 3 mi. due E of Desert Center Airport. Comment
  RSA0079522  Cryptantha cycloptera A. C. Sanders, E. J. Lawlor 1992-4-4 12128 Riverside Colorado Desert. McCoy Mountains, within 0.5 mile of McCoy Spring. 244 Comment
  UC2015554  Cryptantha dumetorum A. C. Sanders with P. MacKay, M. Jacobsmyer, C. Sanders, et al. 1995-3-5 15999 Riverside Colorado Desert, Orocopia Mountains, Maniobra Valley, 1.6-3 mi S of Frontage road (old highway 60) along I-10, S to edge of BLM wilderness. Comment
  RSA338016  Cryptantha intermedia F. R. Fosberg 1932-5-9 10637 ` Riverside St. Johns Grade near Hemet. 770 Comment
  UC857163  Cryptantha intermedia Mary F. Spencer 1992-4-23 2063 Riverside near Banning; Millard Canyon 716 Comment
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Mar 13 2011
  UCR140444  Cryptantha intermedia A. C. Sanders 2004-4-9 27454 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., in central valley among the three peaks 518 Comment
  UCR174624  Cryptantha intermedia Jennifer H. Jones, Thi (Teresa) Bui and Holly Summers 2006-5-31 340 Riverside Peninsular Ranges; San Jacinto Mtns., just down Mt. Edna Road west off of Calif. Hwy 243 1146 Comment
  UCR35182  Cryptantha intermedia L. B. Ziegler 1972-5-30 468 Riverside San Jacinto Mtns., Hemet (Garner) Valley. 1418 Comment
  RSA0075623  Cryptantha intermedia var. johnstonii Maureen H. Pendleton 1987-5-20 s.n. Riverside Ca. 0.8 mi. (airline) WSW of town of Anza on Terwilliger Rd. 1280 Comment
  RSA337994  Cryptantha maritima F. R. Fosberg 1932-3-13 10624 Riverside Thousand Palm Canyon, Coachella Valley Comment
  RSA781653  Cryptantha maritima Duncan S. Bell 2009-3-8 74 Riverside Arica Mountains: northwest section of mountain range approximately 3.2 air miles northwest of Priest Well, or approximately 6 air miles southwest of the ghost town of Rice. 476 Comment
  RSA80741  Cryptantha maritima F. W. Peirson 1919-4-13 1027 Riverside first canyon east of Palm Canyon, Palm Springs region. Comment
  UC1514466  Cryptantha maritima Rimo Bacigalupi with Paul Hutchison 1958-2-19 6199 Riverside 9.4 mi n Blythe (at w base of the Big Maria Mts.); Big Maria Mts. 167 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
  UCR162407  Cryptantha micrantha var. lepida S. J. Myers, Chet McGaugh 2003-4-7 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1098 Comment
  SD185169  Cryptantha micromeres A. C. Sanders, Seung-Chul Kim 2005-5-7 30005 Riverside Agua Tibia Mountains: UC Emerson Oaks Reserve, ca. 8.0 miles southeast of Temecula, south of Highway 79 at east end of Pauba Valley, end of Los Caballos Road in vicinity of water tank. 456 Comment
  RSA395364  Cryptantha microstachys Steve Boyd 1986-4-22 1731 Riverside Walker Canyon area, where Temescal Creek (=Alberhill Creek) flows between Alberhill Mtn. and Gavilan Hills. Comment
  UC1929303  Cryptantha microstachys Scott D. White, Justin Wood 2008-4-16 11883 Riverside Perris/Elsinore Basin; Hills to the W of I-215 and S of Scott Rd. Comment
  UC1979567  Cryptantha microstachys Darin L. Banks, Steve Boyd 1995-5-9 0403 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
  UCR48382  Cryptantha microstachys Steve Boyd 1986-5-7 1832 Riverside Temescal Canyon, Alberhill Mountain: lower slopes of S flank just east of clay mine area 427 Comment
  JEPS67735  Cryptantha muricata W. L. Jepson 1928-4-19 12429 Riverside n of Elsinore 609 Comment
  UC280510  Cryptantha muricata C. R. Orcutt Apr 1889 Riverside Colorado Desert Comment
  UCR127340  Cryptantha muricata A. C. Sanders, T. B. Salvato, Mitch Provance 2003-4-4 25845 B Riverside San Bernardino/Santa Ana River Valley Region, Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope 421 Comment
  CLARK-A1528-2227  Cryptantha muricata var. jonesii John C. Roos 1950-4-15 4732 Riverside Reche Canyon 792 Comment
  SD28086  Cryptantha muricata var. jonesii Carl B. Wolf 1932-8-6 3993 Riverside San Jacinto Mts. 2 9/10 mi. from Idyllwild on road to Hemet 1219 Comment
  SD4237  Cryptantha muricata var. jonesii Fidella G. Woodcock 1928-4-27 Riverside San Jacinto Mountain: Idyllwild Comment
  UC24726  Cryptantha pterocarya W. G. Wright 1889-1 1770 Riverside Colorado Desert Comment
  UCR241530  Cryptantha pterocarya var. cycloptera A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40634 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass at large wash crossing Graham Pass Rd. north of the summit 410 Comment
  UCR75063  Cryptantha pterocarya var. cycloptera A. C. Sanders, E. J. Lawlor 1992-4-4 12128 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  JOTR30329  Cryptantha racemosa La Doux, Tasha, E. Babich, J. Galvin, B. Truesdell, N. Fraga, A. Miller, J. Van Warmerdam 2008-2-4 1772 Riverside Joshua Tree National Park. Stop #2: Hexie Mtns./Porcupine Wash. Deep canyon with sandy bottom and rocky steep slopes. 778 Comment
  CLARK-A1045-121  Cryptantha utahensis George K. Helmkamp 1977-3-20 Riverside Deep Canyon dry wash of Deep Canyon; Palm Desert 15'Q Comment
  JOTR34279  Cryptantha utahensis La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 3294 Riverside Joshua Tree National Park. Little San Bernardino Mtns; ridge just south of Quail Mountain peak; N-facing steep slope (stop 5) Comment
  RSA725434  Cucurbita foetidissima Michael Wall 2007-10-19 437 Riverside San Jacinto Valley, Bautista Creek drainage, on flats along Bautista Rd., between 4.0 - 4.8 miles SE of jct. with Fairview Ave. 671 Comment
  UCR252229  Cucurbita foetidissima Marissa Manahan 2011-5-28 s.n. Riverside Box Springs Mtns., Riverside 462 Comment
  UC1922004  Cucurbita palmata R. E. Riefner Jr. 2006-8-2 06 -349 Riverside Lakeview Mountains, vicinity of Alicante Dr. and Jamawag Rd., N of Leon Rd. Comment
  RSA617439  Cuscuta campestris Scott D. White 1994-10-21 2505 Riverside Murrieta Creek channel downstream from Santa Gertrudis Creek confluence. S of bridge at Winchester; N of Long Valley Rd. 305 Comment
  UCR275580  Cuscuta salina T. B. Salvato, Jennifer Weiland 2005-6-13 605- 5 Riverside Peninsular Range; Temescal Valley, c. 1.5 mi N of Lake Elsinore at Nichols Road, between the intersection of Pierce and Baker Streets and Alberhill Creek, S of Hwy I-15 390 Comment
  LA210111  Cuscuta subinclusa Joseph Andorfer Ewan; 1932-7-9 7497 Riverside Santa Ana River at jct. with Chino Creek Comment
  RSA768214  Cydonia oblonga Justin M. Wood 2010-4-13 1462 -B Riverside City of Corona: Small tributatry to Temescal Wash, 0.5 miles NW of Auburndale St near Flood Control Dike. 165 Comment
  SEINET9037749 Image available Cylindropuntia californica var. parkeri M. A. Baker, Chris Taylor 2015-1 18367 Riverside The Badlands, 2.3km SSE of the intersection of San Timoteo Road and Redlands Blvd., 28km ENE of Riverside, 0.6km south of San Timoteo Wash 573 Comment
  RSA0031148  Cylindropuntia echinocarpa Marc Baker 2013-3-10 17699 .2 Riverside 900m north of Chiriaco Summit, 48km east of Indio. 545 Comment
  UC718131  Cylindropuntia ganderi C. B. Wolf and P. C. Everett 1939-9-29 9456 Riverside on Palms-Pines Road 2 mi below Pinon Flat F.S. Camp (desert slope of mts.); San Jacinto Range, Deep Canyon 1066 Comment
  UCR99885  Cylindropuntia ganderi Jon P. Rebman, A. Salywon 1997-3-21 3832 Riverside Santa Rosa Mtns., along Hwy 74, 11.7 mi SW of jctn. with Hwy 11 966 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
  UCR271689  Cyperus eragrostis Mitch Provance 2011-7-4 17182 Riverside San Bernardino Valley, Northwestern base of the Jurupa Mountains, adjacent to S side of Fontana (technically in an unincorporated part Riverside Co.), retention basin on S side of Philadelphia St., just E of Country Village Rd. 262 Comment
  CAS-BOT-BC114419  Cyperus erythrorhizos A. C. Sanders; Mitch Provance 1999-9-26 23123 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 mi SE of Jackrabbit Trail, 433 Comment
  RSA666722  Cyperus involucratus A. C. Sanders, Steven R. Hill 2001-5-4 24149 Riverside Santa Ana Mountains region: W of Temecula, Santa Rosa Plateau area, Carancho Rd. at stream crossing (nameless tributary to De Luz Creek) just west of Camaron Rd., east of Calle Calmar., 33 29.6 N, 117 15.9 W 396 Comment
  RSA802141  Cystopteris fragilis Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 5008 Riverside Strawberry Creek to the southwest of Strawberry Valley, about 2.4 air miles southwest of Idyllwild. 1534 Comment
  UC489200  Cystopteris fragilis C. V. Meyer 1928-7-27 555 Riverside San Jacinto Peak 3291 Comment
  RSA404177  Dalea mollis Christopher Davidson 1979-4-4 7708 Riverside Orocopia Mountains: Box Canyon on Box Canyon Road, 5.9 miles E of Mecca 305 Comment
  RSA48422  Dalea mollis E. K. Balls 1949-4-12 12907 Riverside Near Durmid on Hwy 111 by Salton Sea. -67 Comment
  UCR182833  Dalea mollis Dave Silverman, Cindy Hopkins 2005-3-25 5755 Riverside NE Riverside Co., transition between Ward and Rice Valleys, south of Danby Lake, S of Hwy 62, along Colorado River Aqueduct 277 Comment
  SEINET3407708 Image available Dalea spinosa C. W. Tilforth 1976-7-21 Riverside Large wash along Hwy. 195, c. 15 miles ne of Mecca, Colorado Desert Comment
  POM13632  Dasyochloa pulchella E. C. Jaeger 1921-3-28 1042 Riverside Redrock Canyon, 15 miles east of Mecca Comment
  SBBG19892  Dasyochloa pulchella M. A. Piehl 1963-9-18 63842 Riverside US Hwy 60, 70; 2.7 mi W of Desert Center 312 Comment
  UCR187284  Datisca glomerata Diane Menuz, Theresa Johnson 2006-8-3 210 Riverside Peninsular Range; San Jacinto Mtns, c. 0.5 mi. NW of Pine Cove, along FS Road 5S09 where riparian area crosses road 1810 Comment
  POM250364  Datura wrightii I. W. Clokey 1935-4-17 6876 Riverside Shaver's Well Comment
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Apr 24 2011
  UC884555  Datura wrightii I. W. Clokey 1935-4-17 6876 Riverside Shavers Wells Comment
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Dec 13 2011
  UCR230920  Datura wrightii T. B. Salvato, Richard Camacho 2011-6-12 5483 Riverside Peninsular Range, Temescal Canyon, N/S trending wash that extends from Temescal Canyon Road near the west end of Lee (Corona) Lake, south under the Hwy 15 overpass about 0.25 miles 372 Comment
  RSA666895  Daucus pusillus A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24197 Riverside S. of Hemet, E end of Diamond Valley, ca 1/4 mi. N of Newport Rd. and 3/4 mi. E of State St. 506 Comment
  RSA709192  Daucus pusillus A. C. Sanders 2005-4-28 29756 Riverside Peninsular Ranges: Gavilan Hills; north of Santa Rosa Rd., 1 mi. SW of Ida Leona Mine. 625 Comment
  SD186052  Daucus pusillus A. C. Sanders, Mike Misenhelter 2005-6-15 30966 Riverside 2.0 miles northnortheast of Vail Lake, 4.0 miles southsouthwest of Sage, Denise Rd. at Bonita Rd. near Calle de Nino. 640 Comment
  UCR154737  Daucus pusillus T. B. Salvato, Kent Beaman 2005-5-16 772 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
  SEINET7048191  Daucus pusillus Steven R. Hill, Andrew C. Sanders 2001-5-4 33700 Riverside Temecula; along new gas line right-of-way, north of Del Ray Road near junction with Calle Pii+-a Colada. Bachelor Mountain 7.5 minute U.S.G.S. quadrangle. Elevation about 1250 feet. Comment
  UC1929933  Deinandra fasciculata Scott D. White, Michael Honer 2003-5-27 9403 Riverside Gavilan Hills / Temescal Canyon: Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. Collected south and / or west of unnamed peak 2349. Lake Elsiniore & adj. Alberhill 7.5' Quad. Comment
  SD232184  Deinandra mohavensis V. Soza, Steve Boyd, Neil Gilbert 2000-12-6 1067 b Riverside Peninsular Ranges, San Jacintio Mountains region: McCall Memorial Park Campground. 1310 Comment
  SD148238  Deinandra paniculata A. C. Sanders, T. B. Salvato 2001-5-24 24365 Riverside Perris-Aguanga Basin region:Temecula, Long Canyon west of Del Rey Road, along bottom of canyon west of junction of Av. Pina Colada (mak 10/07) 345 Comment
  UCR238219  Deinandra paniculata Mark A. Elvin 2005-5-24 4321 Riverside Peninsular Range; Perris-Aguanga Basin Region, SW foot of round hill west of Hemet and south of Hwy 74, west of California Ave. 470 Comment
  CAS-BOT-BC82956  Dendromecon rigida Steve Boyd 1986-4-22 1748 Riverside Temescal Canyon. Benches of Indian Wash just south of Interstate 15. Comment
  HSC85258  Dendromecon rigida Steve Boyd 1986-4-22 1748 Riverside Stable alluvial benches of Indian Wash just S of Interstate Hwy 15 Comment
  SEINET10476415  Dendromecon rigida David B. Dunn, Melvin L. Conrad; Douglas G. LeDoux 1973-6-15 Dunn 20755 Riverside Along hwy 74 w of the jct rd to idyllwild, 11 mi w at the lower edge of the coulter pines and near the chaparral. Decomp granite. Comment
  SBBG59444  Deschampsia elongata R. Hoffmann 1929-9-7 Riverside Strawberry Valley Comment
  UC1126776  Descurainia pinnata H. S. Yates 1937-3-23 6391 Riverside 2 mi n Palm Springs; San Jacinto Quad. 213 Comment
  UCR237495  Descurainia pinnata subsp. glabra Duncan S. Bell 2011-4-10 2243 Riverside Mojave Desert, northwest side of the Arica Mountains, northwestern section of project area, c. 3.5 air mi south of Hwy 62 299 Comment
  CAS-BOT-BC402292  Dicentra chrysantha T. Winfield 1975-4-27 2365 Riverside Snow Ck Rd ~3 mi from Hiway 111 Comment
  UCR16447  Dicentra chrysantha K. Stolte 1978-5-28 s.n. Riverside 3-4 miles east of Junction of Hwy 79 and 371 ('71'), on Hwy 79 Comment
  UCR141685  Dicentra ochroleuca June Latting 1980-5-20 s.n. Riverside Peninsular Range, Santa Ana Mountains, Skyline Drive in Tin Mine Canyon, south of Sierra Peak 671 Comment
  RSA180310  Dichelostemma capitatum subsp. capitatum E. W. Lathrop 1965-4-18 5666 Riverside 10 miles west of Murrieta. Comment
  SDSU12912  Dichelostemma capitatum subsp. capitatum Jutta Buschbom 1991-5-1 2 Riverside SE-Slope, N-Border of the Reserve, beyond an avocado-grove, ca. 500 m (15 min) NW from the fieldstation. Santa Margarita Ecological Reserve. Comment
  RSA501057A  Dichelostemma pulchellum var. pulchellum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3174 A Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  CAS-BOT-BC292178  Dicoria canescens J. Von Loh 1977-10-30 2601 Riverside Margin of Ford Dry Lake Comment
  OBI16616  Dicoria canescens P. A. Holden 1968-11-24 612 Riverside W Coachella Valley. Found on hwy 111 just W of Palm Springs Comment
  SJSU6728  Dicoria canescens C. W. Sharsmith 1974-1-6 8013 Riverside Palm Springs Comment
  UCR133657  Dicoria canescens Chet McGaugh 2004-2-25 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, northern Palm Springs, near the Whitewater River channel, NW corner of Sunrise Way and San Rafael 171 Comment
  UCR92349  Digitaria sanguinalis Scott D. White, S. Ogg 1994-10-17 2499 Riverside City of Temecula, Murrieta Creek channel at confluence with Santa Gertrudis Creek 320 Comment
  CAS-BOT-BC150926  Diplacus bigelovii var. bigelovii Ira L. Wiggins 1937-3-9 8763 Riverside 5 miles west of Shaver's Well Comment
  CAS-BOT-BC150927  Diplacus bigelovii var. bigelovii Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9546 Riverside Cottonwood Springs Canyon Comment
  RSA0019426  Diplacus fremontii Anstruther Davidson 1923-4-1 s.n. Riverside Idyllwild. Comment
  SBBG87344  Diplacus longiflorus B. Pitzer, A. C. Sanders 1937-4-21 495 Riverside Box Springs Mtns, near southernmost radio towers 792 Comment
  RSA0018417  Diplacus longiflorus var. calycinus D. C. Michener 1980-5-29 3633 Riverside Cave Springs. Comment
  SBBG120958  Dipsacus sativus K. Cambell 2006-6-15 Riverside Temecula, NW corner of Moraga Rd and Rancho California Rd 335 Comment
  UCR214433  Ditaxis lanceolata A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37492 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
  RSA778006  Ditaxis neomexicana J. Andre 2011-2-9 15930 Riverside Mecca Hills; along Box Canyon Road at upper end of gorge, approx. 6 miles SSE of Jct. with I-10, approx. 12 miles west of Chiraco Summit 284 Comment
  RSA778414  Ditaxis neomexicana Stephanie Rockwood, Christi Gabriel 2011-10-4 053 Riverside Red Cloud Wash Road exit from I10. Fellow Red Cloud Road approximately 6.4 miles. Near campground with car remnants. Chuckwalla Bench ACEC. 630 Comment
  JEPS52443  Ditaxis serrata Marjorie D. Clary 1932-5-22 928 Riverside Hexie Mt. n side Colorado Desert Comment
  RSA0104638  Ditaxis serrata var. californica Duncan S. Bell, Evan Meyer 2014-10-28 7660 Riverside Santa Rosa Mountains; at the foot of the mountains between Toro Canyon and Martinez Canyon. 169 Comment
  RSA721993  Dithyrea californica J. R. Bruff s.n. Riverside Palm Springs. Comment
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Aug 27 2011
  SFV4379  Dithyrea californica F. M. Ball 1964-1-4 66 1 Riverside San Bernardino Mountains About 16 miles east of Banning on main highway to Indio. Whitewater turnoff on east side of Whitewater Canyon. 450 Comment
  UCR214292  Dithyrea californica A. C. Sanders, Richard Dwerlkotte 2010-3-22 37511 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 2 mi. SE of Sidewinder Well, south of Palen Dry Lake, SW of Palen Mtns. 142 Comment
  CAS-BOT-BC412632  Dodecahema leptoceras Steve Boyd 1986-4-19 1692 Riverside Temescal Canyon: E side of Indian Wash between I-15 and Temescal Canyon Road Comment
  CHSC34416  Downingia bella Donna Panico 1972-4-30 A- 51 Riverside Ca. 10 air mi. So. of Elsinore, 4 mi. E. of Tenaja Campgrounds in Cleveland Nat'l Forest. 655 Comment
  SD204853  Downingia bella R. F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-6-5 55200 Riverside Peninsular Ranges; Santa Ana Mountains region: Southwest of Murrieta. Santa Rosa Plateau, Mesa de Colorado. 579 Comment
  UCR222311  Downingia bella R. F. Thorne, E. W. Lathrop, Steve Beckstrom-Sternberg, B. Martin 1982-1 55200 Riverside Peninsular Ranges; Santa Ana Mountains, SW of Murrieta, Santa Rosa Plateau, Mesa de la Punta near south edge of plateau, approached by De Luz Rd. 579 Comment
  RSA775294  Draba cuneifolia Duncan S. Bell, The Habitat Work Organization 2011-3-19 2063 Riverside West side of the Chuckwalla Mountains; north of Red Cloud Mine Road; approximately 1 air mile southwest of Lost Pony Mine. 599 Comment
  POM366543  Drymocallis glandulosa N. C. Cooper 1944-6-17 1378 Riverside San Jacinto Mountains: above Banning. 1372 Comment
  CLARK-A1528-27  Dryopteris arguta Noel Wallace 1937-8-15 BS 16 Riverside Box Springs Mountains Comment
  RSA798604  Dryopteris arguta R. F. Thorne, E. W. Lathrop 1977-5-18 49758 Riverside Santa Ana Mountains: Bear Spring [east slope of Santiago Peak] Comment
  UCR178349  Dryopteris arguta Tracy Tennant, Mitch Provance, Jeffrey Ross 1998-6-25 MOR- 1056 Riverside Transverse Range; San Bernardino Mtns., Morongo Indian Reservation, upper Corral Canyon, tree stand C-01 1280 Comment
  SEINET4604435 Image available Dudleya abramsii subsp. affinis Marc A. Baker, Michelle Cloud-Hughes 2011-6-11 17369 .1 Riverside Along Morris Ranch Road, 640m NNE of Kenworthy Station, 3.5km west of Butterfly Peak, west base of San Jacinto Mountains, Garner Valley, just east of Thomas Mountain, 16km SW of Idyllwild. 1445 Comment
  UCSB2521  Dudleya cymosa DeWitt, Jack 1959-5-18 Riverside 11.9 miles south of Banning; on road to Idyllwild; San Jacinto Mtns. 975 Comment
  SDSU13555  Dudleya lanceolata W. Miller with C. Mosse 1972-7-20 Riverside Upstream from Beaver dam. Comment
  UCR78336  Dudleya multicaulis D. E. Bramlet 1993-5-5 2338 Riverside tributary to Olsen Canyon, c. 76m south of the canyon, and 90m east of the existing dirt road, c. 213m NE of the existing El Sobrante Landfill 375 Comment
  RSA397830  Dudleya saxosa G. D. Wallace 1964-4-26 s.n. Riverside Hwy 111 past Pinyon Flats. Comment
  POM229008  Dudleya saxosa subsp. aloides P. A. Munz 1937-5-30 15132 Riverside Dos Palmos Spring, north end of Santa Rosa Mountains. 1098 Comment
  RSA772141  Dudleya saxosa subsp. aloides Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4973 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  UCR215765  Dudleya saxosa subsp. aloides Jim Andre, T. La Doux 2006-4-26 11711 Riverside South Mojave Desert, Joshua Tree National Park, upper Long Canyon, western drainage 1165 Comment
  UCR237696  Dudleya saxosa subsp. aloides Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4738 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
  CAS-BOT-BC56757  Echinocereus engelmannii subsp. engelmannii D. A. Johansen; J. A. Ewan 1932-4-10 7060 Riverside Field redacted by CAS, contact the data manager for more information Comment
  RSA0125246  Echinocereus engelmannii var. engelmannii H. G. Rush 1951-6-6 184 Riverside Big Maria Mountain Range. 35 miles north of Blythe on Highway 95. 91 Comment
  CAS-BOT-BC32714  Echinocereus engelmannii var. munzii P. A. Munz; I. M. Johnston 1922-5-21 5570 Riverside Field redacted by CAS, contact the data manager for more information 1417 Comment
  SD219027  Elatine californica Robert F. Thorne 1973-5-23 43840 Riverside Santa Rosa Plateau-Mesa de Colorado: N edge of large vernal marsh in shallow water. 609 Comment
  UCR15634  Eleocharis acicularis var. acicularis George K. Helmkamp 1978-6-1 s.n. Riverside Santa Ana Mountains, Santa Rosa Plateau, vernal pool 7 mi [west] of Murrieta near the origin of DeLuz Creek 671 Comment
  UCR89390  Eleocharis geniculata A. C. Sanders, O. F. Clarke, P. J. MacKay, S. D. White, C. L. Sanders 1994-11-27 15872 Riverside San Jacinto Mtns/Colorado Desert, Palm Canyon, from Hermit's Bench upstream to just beyond the confluence with East Fork 300 Comment
  UC1930097  Eleocharis macrostachya Scott D. White, Justin Wood 2008-6-5 12087 Riverside San Jacinto Mountains: Garner Valley: Hwy 74 @ Thomas Mountain Rd. - SW corner of junction. Comment
  RSA500196  Eleocharis montevidensis Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3548 Riverside Vail Lake area, pond and freshwater marsh in Kolb Crk. just south of the lake. Comment
  RSA768246  Eleocharis palustris Justin M. Wood 2010-5-19 1844 Riverside Santa Ana River: +/- 1.4 miles downstream of Prado dam outlet, just NW of Green River Housing Estate. 131 Comment
  UCR21017  Eleocharis parishii A. C. Sanders, S. D. Boyd 1980-5-19 1503 Riverside San Jacinto Mountains, Strawberry Creek c. 100 m below the point where Hwy 74 crosses. 902 Comment
  UCR109735  Eleocharis rostellata R. E. Orth 1963-3-8 s.n. Riverside Riverside, Santa Ana River 213 Comment
  CDA20777  Eleusine indica M. Lahti 2006-9-18 PDR 1357285 B Riverside Island Growers, Anza Rd., Temecula. In Ivy stock containers. Widespread weed in nursery, but not particularly common. 0 Comment
  UCR19371  Elymus condensatus John C. Roos 1965-6-19 s.n. Riverside Peninsular Range; Santa Ana Mtns, Sky Line Drive, south of Corona Comment
  UC38189  Elymus glaucus H. M. Hall 1901-7 2478 Riverside Tamarack Valley San Jacinto Mountains 2804 Comment
  SD137957  Elymus glaucus subsp. glaucus Darin L. Banks, Steve Boyd 1995-5-17 469 Riverside Northwest Palomar Mtns; Cleveland N.F., Agua Tibia Wilderness Area; North face Agua Tibia Mountain, East of the Dripping Springs Alcove area West of the Dripping Springs Trail, at the spring just inside the wilderness boundary in north-central Section 33 730 Comment
  RSA396455  Elymus glaucus subsp. jepsonii Dave Kelly, Walter Wisura 1987-6-19 4168 Riverside 7.3 miles from Highway 74 along Thomas Mountain Road, S of Lake Hemet Comment
  HSC101790  Elymus multisetus J. P. Smith, J. O. Sawyer, R. J. Cole 2011-6-9 13207 Riverside Along State Route 74 1558 Comment
  SEINET156521  Emmenanthe penduliflora Norman C. Cooper 1944-5-21 1269 Riverside San Jacinto Mtns. West side. 1067 Comment
  UC56882  Emmenanthe penduliflora H. M. Hall Apr 1902 Riverside Coyote Canyon; in the west borders of Colorado Desert 152 Comment
  UCSB9699  Emmenanthe penduliflora Leeuwen, Henry 1957-4-13 Riverside On West slope of Whitewater Canyon 2 miles from U.S. 60 Comment
  UCSC000573  Emmenanthe penduliflora I. J. Condit 2010-6-24 s.n. Riverside Road to Idyllwild, San Jacinto Canyon Comment
  JEPS34095  Encelia actoni Marjorie D. Clary 1932-5-12 1904 Riverside Lost Horse Canyon north Colorado Desert, Little San Bernardino Mountains, Lost 1066 Comment
  UCR21943  Encelia californica Steve Boyd 1980-5-3 192 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 625 Comment
  CAS-BOT-BC131329  Encelia farinosa Munz; Street; Williams 1919-3-26 2337 Riverside Palm Springs 213 Comment
  CAS-BOT-BC131340  Encelia farinosa H. A. Zuill 1966-6-5 190 Riverside 1 mile SW of Murrieta on the Tenaja Grade Comment
  POM41496  Encelia farinosa Marcus E. Jones 1924-2-7 s.n. Riverside Salton Sea near Oasis. Comment
  SD251190  Encelia farinosa Duncan S. Bell 2013-1-30 4458 Riverside The Mecca Hills; collecting beside the Coachella Canal and the powerlines at the base of the mountains in narrow desiccating depressions where winter rains had collected. 22 Comment
  SEINET2050574 Image available Encelia farinosa C. F. Shutts 1949-3-28 100 Riverside Palms Springs to Pine Highway State 74. Santa Rosa Mountains. Palm Springs 747 Comment
  UCD131215  Encelia farinosa R. L. Smith 1948-3-24 s.n. Riverside Foot of Andreas Canyon. Comment
  UCR107881  Encelia farinosa B. G. Pitzer 1997-3-23 2997 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
  UCR260965  Encelia farinosa Duncan S. Bell 2013-1-30 4458 Riverside Sonoran (Colorado) Desert, the Mecca Hills, beside the Coachella Canal and the powerlines at the base of the mountains in narrow desiccating depressions where winter rains had collected 23 Comment
  CAS-BOT-BC131415  Encelia frutescens Marcus E. Jones 1903-5-10 s.n. Riverside Palm [Spring] Springs 60 Comment
  UCR277626  Encelia frutescens Aaron C. Sedgwick 2012-11-9 164 Riverside Mojave Desert, south of Needles, Chemehuevi Wash basin, west of Hwy 95 on Turtle Mountain Road 76 Comment
  UCR240045  Ephedra aspera A. C. Sanders, Chika Mori 2011-6-14 39661 Riverside Peninsular Range; Santa Rosa Mtns., Hwy 74 near 'Agave Hill', 0.3 km SW (249 deg. ) of VABM 'Lucky', 1.6 km NE (37 deg. ) of Black Hill, ridge west of Deep Canyon and east of Carrizo Creek, above switch backs 801 Comment
  CAS-BOT-BC81537  Ephedra californica Ynez Whilton Winblad 1937-3-18 s.n. Riverside 29 Palms Canyon Comment
  UCR234805  Ephedra californica Jim Andre, Glenn L. Clifton 2011-2-22 17472 Riverside Coachella Valley, just south of Hwy I-10 at Amtrak train station parking , just west of North Indian Canyon Drive 186 Comment
  CAS-BOT-BC81876  Ephedra trifurca Carl B. Wolf 1932-4-29 3122 Riverside Eastern Colorado Desert, 3 mi. So. of Rice on Blythe Road 213 Comment
  RSA3984  Ephedra trifurca C. B. Wolf 1932-4-29 3122 Riverside Eastern Colorado Desert, 3 miles S of Rice on the Blythe road. 213 Comment
  RSA796328  Ephedra trifurca Duncan S. Bell 2009-4-19 280 Riverside Arica Mountains: west side of range, approximately 2.5 air miles southwest of Priests Well. 391 Comment
  UC217983  Epilobium campestre P. A. Munz and I. M. Johnston 1922-5-21 5542 Riverside near Moreno; Mystic Lake 457 Comment
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Mar 20 2011
  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
  RSA761223  Epilobium canescens Shawn Krosnick, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 710 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UCR40150  Epilobium canum Steve Boyd 1985-8-7 1109 Riverside Santa Ana Mtns., Santa Rosa Plateau, Santa Rosa Plateau, NW base of Redonda Mesa on Tenaja Road, 0.8 mi east of the junction w/ 8S01 & 8S02 671 Comment
  JEPS44033  Epilobium canum subsp. latifolium W. L. Jepson 1903-8-9 2325 Riverside Strawberry Valley San Jacinto Mt. 1676 Comment
  RSA589082  Epilobium canum subsp. latifolium D. L. Banks, Steve D. Boyd 1995-10-17 793 Riverside NW Palomar Mountains. Agua Tibia Mountains. Cleveland National Forest. Agua Tibia Wilderness Area. Along lower Arroyo Seco. S of the Dripping Springs Campground., Along the narrow benches where Arroyo Seco turns E, just W of the Metasedimentary hills. 524 Comment
  UCR5604  Epilobium canum subsp. latifolium Frank C. Vasek 1966-9-5 660905- 03 Riverside San Jacinto Mtns., 1 mile north of Mountain Center toward Idyllwild 1445 Comment
  RSA740925  Epilobium ciliatum Scott D. White, Justin M. Wood 2008-7-9 12424 Riverside K Flat, from large pond downstream to meadow. 1427 Comment
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Sep 8 2009
  UCR174088  Epilobium ciliatum A. C. Sanders 2006-5-19 32436 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
  POM13397  Epilobium densiflorum E. C. Jaeger 1922-8-25 1017 Riverside San Jacinto Mtns: Skunk-Cabbage Meadow. 2226 Comment
  RSA741435  Equisetum laevigatum Scott D. White, Justin M. Wood 2008-6-18 12250 Riverside Meadow N/W of Keen Camp Summit, SW of hwy 79. 1402 Comment
  UCD62922  Eragrostis barrelieri Beecher Crampton 1964-6-19 7012 Riverside UC - Riverside experimental grounds; plant introduction nursery. Comment
  UCR2390  Eragrostis pectinacea var. pectinacea F. M. Reed 1907-9-10 1908 Riverside City of Riverside. Little Arroyo on Bluffs Ranch. [Bluffs Ranch was located along Arroyo Tesquesquite at Chicago Ave.] 293 Comment
  UC634844  Eremalche exilis Margaret Stason 1927-2-12 Riverside 1000 Palm Canyon Colorado Desert, 1000 Palm Canyon Comment
  JOTR35337  Eremalche rotundifolia Harding, Mitzi, Mark Wheeler 2012-2-28 103 Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; high saddle along wide ridge (Stop 3) 463 Comment
  POM49756  Eremalche rotundifolia Marcus E. Jones 1906-4-30 s.n. Riverside Indio. Comment
  UCR112092  Eremalche rotundifolia A. C. Sanders, T. B. Salvato, Mitch Provance 2000-4-25 23366 Riverside Coachella Valley, east side of the Coachella Canal between I-10 and Ave. 56 (Airport Rd.), 3 miles east of Thermal 15 Comment
  UCR213313  Eremalche rotundifolia A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37439 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
  UC1186516  Eremothera boothii subsp. condensata E. G. Linsley and J. W. MacSwain 1960-3-2 60 -4 Riverside twenty mi e Desert Center Comment
  UC69217  Eremothera boothii subsp. condensata E. E. Schellenger Apr. 1905 Riverside Santa Maria Mts. Colorado Desert Comment
  CAS-BOT-BC160221  Eremothera boothii subsp. desertorum N. Aitkenhead 1977-2-2 2179 Riverside ~1 mi. from inter. of JT Mon Rd & pipeline Comment
  UCD107064  Eremothera boothii subsp. desertorum G. K. Helmkamp; E. A. Helmkamp 1998-2-18 2743 Riverside Chuckwalla Mountains. Graham Pass Road, 10.6 miles SSW of Chuckwalla Valley Road. 487 Comment
  JOTR35062  Eremothera refracta La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3514 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
  SD258955  Eremothera refracta Sarah J. De Groot, Rachel Poutasse, Brittany Tardiff 2016-4-6 7772 Riverside Mecca Hills: Side canyon along Painted Canyon road; northeast of Mecca northwest of Box Canyon. 163 Comment
  UCD170705  Eremothera refracta B. Pitzer 1998-1-24 3380 Riverside N foot of Chuckwalla Mts, Eagle Mt Rd, S side of Hwy I-10, 0.8 mi S of Hwy at powerline rd, and wash directly S of rd. 500 Comment
  UCR245259  Eremothera refracta Jim Andre 2012-3-19 21306 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  UCD118299  Eriastrum densifolium subsp. densifolium Nancy Ryan Zabriskie; Harold J. Ryan 1972-7-25 530 Riverside Immediately N of Vista Grande Forestry Station at turn-in to Mellor Ranch Road, R side going up Banning-Idyllwild Road; cismontane San Jacino Mountains. 1493 Comment
  CLARK-A1045-111  Eriastrum densifolium subsp. elongatum George K. Helmkamp 1977-3-20 Riverside Pinyon Pines area above west edge of Deep canyon; Palm Desert 15'Q Comment
  HSC101781  Eriastrum densifolium subsp. elongatum J. P. Smith, J. O. Sawyer, R. J. Cole 2011-6-9 13183 Riverside Along Hwy. 74. 972 Comment
  JOTR32371  Eriastrum diffusum La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2483 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam loop trail, near trailhead; Sandy wash and open flats among boulder outcrops (Stop 2) 1298 Comment
  JOTR34364  Eriastrum eremicum subsp. eremicum Andre, Jim 2012-4-16 20880 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  RSA0120068  Eriastrum eremicum subsp. eremicum M. French Gilman 1926-5-9 A- 15 Riverside Colorado Desert. Morogo Wash. Comment
  RSA0120079  Eriastrum eremicum subsp. eremicum R. F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55433 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  RSA0120107  Eriastrum eremicum subsp. eremicum J. R. Shevock 1971-5-8 1030 Riverside S. entrance, Joshua Tree National Monument. 457 Comment
  UCR154634  Eriastrum sapphirinum A. C. Sanders, Mike Misenhelter 2005-6-15 30987 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
  UCR167058  Eriastrum sapphirinum Scott D. White, Jennifer H. Jones 2005-5-24 11099 Riverside Banning Pass area, Cabazon: San Gorgonio River wash and adjacent alluvial flats and benches to W 610 Comment
  RSA0121566  Eriastrum sapphirinum subsp. dasyanthum Scott D. White, Angelia Carey 2004-5-7 10321 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 549 Comment
  CAS-BOT-BC515041  Eriastrum sapphirinum subsp. sapphirinum H. M. Hall 1901-8-1 2635 Riverside San Jacinto Mts., south side 1584 Comment
  RSA747513  Ericameria cuneata var. spathulata Justin M. Wood 2009-3-10 353 Riverside Hwy 243, near base of the mountains, 0.5 miles up the highway from Smith Creek bridge. 695 Comment
  RSA0117926  Ericameria linearifolia Sarah J. J. De Groot, Cheryl Sevilla 2016-3-15 7636 Riverside Santa Rosa Mountains: along Dunn Road between Haystack and Asbestos Mountains; southwest of Palm Desert, northeast of Potrero Spring, between Palm and Deep Canyons. 1231 Comment
  UC36548  Ericameria linearifolia H. M. Hall 1899-5-23 1140 Riverside Kenworthy San Jacinto Mountains, Kenworthy (opening to desert, among rocks) 1219 Comment
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Mar 25 2011
  JOTR33673  Ericameria nauseosa var. mohavensis La Doux, Tasha, Mike Bell, Mariya Navasio 2005-9-21 2663 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Wonderland of Rocks; Near Wall Street Mill parking area 1310 Comment
  CAS-BOT-BC299526  Ericameria palmeri var. pachylepis A. C. Sanders 2004-5-11 27853 Riverside Alberhill Mountain, lower south-facing slopes southeast of the clay mining area, Elsinore Basin Region 449 Comment
  CAS-BOT-BC299527  Ericameria palmeri var. pachylepis H. M. Hall 1930-11-9 13026 Riverside Aguanga Hills 5 mies from Aguanga Comment
  POM266285  Ericameria palmeri var. pachylepis J. C. Roos 1937-11-2 2447 Riverside Hills N of Pigeon Pass, Northwestern Riverside County. Comment
  RSA614100  Ericameria palmeri var. pachylepis A. C. Sanders, Tracy Tennant 1997-11-14 21605 Riverside San Bernardino Mtns: Morongo Indian Reservation, Hathaway Canyon drainage. 884 Comment
  UCR151123  Ericameria palmeri var. pachylepis Scott D. White 1998-10-9 7174 Riverside Peninsular Ranges/Santa Ana Mtns, Corona, near Bedford Canyon: ''Joseph Canyon'' wash near a disused quarry. Site adjacent to housing tracts now under construction, and proposed for same 366 Comment
  UC323004  Ericameria pinifolia H. M. Hall 1927-10-23 12300 Riverside between Temecula and Pala (San Diego Co.) Comment
  RSA552152  Erigeron bonariensis D. Charlton 1989-5-23 3238 Riverside Parking lot, University of California, Riverside Botanic Gardens. 732 Comment
  RSA606237  Erigeron divergens R. S. Woglum 1937-5-22 585 Riverside Santa Rosa Mountains. Comment
  SD247325  Erigeron foliosus T. B. Salvato, Matt Malle 2014-5-29 8019 Riverside Perris-Aguanga Basin: Menifee, northeast corner of Bundy Canyon Road and Cottonwood Hills (=Sunset Ave), about 1 mile west of Murrieta Road and 4.3 mile southeast of Canyon Lake. 534 Comment
  POM14970  Erigeron foliosus var. foliosus Mary F. Spencer 1922-6-29 1274 Riverside Brooks Camp, San Jacinto Mt. 1219 Comment
  POM48719  Erigeron foliosus var. foliosus P. A. Munz, I. M. Johnston 1924-7-29 8840 Riverside 7 mi SE of Poppet Flat, San Jacinto Mts. 1524 Comment
  CDA2092  Eriochloa contracta T. C. Fuller 1962-10-3 9702 Riverside Palo Verde Valley. Northwest corner of Neighbors Blvd. & Avenue 22, 1.4 miles north of Ripley. 0 Comment
  CAS-BOT-BC189075  Eriodictyon crassifolium W. R. Dudley 1903-12-25 s.n. Riverside Tahquitz Canon [Canyon], near Palm Springs Comment
  CAS-BOT-BC189085  Eriodictyon crassifolium Nancy Ryan Zabriskie; Walter Zabriskie 1971-4-24 398 Riverside Water service road above crossing of Deep Canyon, N slope Santa Rosa Mountains 1316 Comment
  POM320435  Eriodictyon crassifolium Greg Wright 1971-4-17 13 Riverside Corona Skyline Drive, Cleveland National Forest, SW of Corona. Before ascending the Mtns. Santa Ana Mts. 366 Comment
  POM73306  Eriodictyon crassifolium Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  UCR231815  Eriodictyon crassifolium Brent Barnes, A. C. Sanders, Giles Waines, UCR Plant Taxonomy Class 2007-5-12 13 Riverside Peninsular Range; San Jacinto Mtns., dirt forest service road north of Poppet Flats, west of Hwy 243 1253 Comment
  CAS-BOT-BC222695  Eriodictyon trichocalyx J. Ewan 1930-4-17 2208 Riverside 2 miles north of Whitewater R.R. Station Comment
  JEPS64  Eriodictyon trichocalyx M. Clary 1934-5-13 Riverside Santa Rosa Mountains 1524 Comment
  UCR110967  Eriodictyon trichocalyx George K. Helmkamp 1998-6-27 4098 Riverside Santa Rosa Mtns., 3.3 miles south of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail, FS Rd. 7S02), in vicinity of an unnamed spring 1585 Comment
  RSA0106413  Eriodictyon trichocalyx subsp. trichocalyx Alan Romspert 2000-7-28 s.n. Riverside Santa Ana Riverbed above Market St. Bridge. Comment
  POM161534  Eriogonum apiculatum Ralph Hoffmann 1929-9-10 s.n. Riverside Tahquitz Peak. 2439 Comment
  GMDRC3111  Eriogonum davidsonii J. Andre, T. La Doux 2008-9-13 10278 Riverside Little San Bernardino Mountains: Joshua Tree National Park: Upper Wilson Canyon on E. side of paved Hwy.. Elev. 3252 ft. 991 Comment
  POM13103  Eriogonum davidsonii P. A. Munz, I. M. Johnston 1922-5-20 5496 Riverside Kenworthy, San Jacinto Mountains 1402 Comment
  RSA783185  Eriogonum davidsonii Elizabeth A. Kempton, Naomi Fraga, Tim Tibault, Valentin Arvizu 2006-6-7 383 Riverside San Jacintos, near Palm View Peak, just east of Forbes Ranch Road 1879 Comment
  POM10472  Eriogonum elongatum F. M. Reed 1904-8-15 s.n. Riverside Riverside. Along Blair Street Comment
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Jul 4 2010
  UCR141244  Eriogonum elongatum A. C. Sanders, Mike Misenhelter 2004-10-6 28828 Riverside Santa Ana Mtns./Santa Rosa Plateau, hill 2139 at west end of the Mesa De Colorado, private land on the west side of Via Volcano adjacent to the Santa Rosa Plat. Ecol. Reserve 640 Comment
  UC849410  Eriogonum fasciculatum var. flavoviride Carl B. Wolf 1932-10-12 4293 Riverside Pinyon Well Colorado Desert, Litle San Bernardino Mts. 1219 Comment
  RSA766112  Eriogonum fasciculatum var. foliolosum Joseph A. Ewan 1930-4-17 2193 Riverside Near mouth of Snow Canyon. 610 Comment
  UCR139184  Eriogonum fasciculatum var. foliolosum Virginia Moran 2003-4-23 s.n. Riverside Peninsular Range, Warm Springs Preserve (managed by Center for Natural Lands Management), approximately 8 km north of Temecula and 3 km northeast of the [west?] end of Hunter Road 396 Comment
  JOTR29156  Eriogonum fasciculatum var. polifolium La Doux, Tasha, K. Knudsen, J. Galvin 2005-8-22 1231 Riverside Joshua Tree National Park. Eureka Peak Comment
  LA206787  Eriogonum fasciculatum var. polifolium W. Pequegnat; 1938-5-15 sn Riverside Santa Ana Mountains, Bear Springs Comment
  LA206788  Eriogonum fasciculatum var. polifolium Carl Epling; William Robison 1933-6-24 sn Riverside Little San Bernardino Mountains, San Gorgonio Wash Comment
  RSA33515  Eriogonum fasciculatum var. polifolium N. C. Cooper 1080 Riverside Andreas Canyon. 305 Comment
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Jun 26 2008
  RSA525269  Eriogonum fasciculatum var. polifolium Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4582 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 579 Comment
  RSA78791  Eriogonum fasciculatum var. polifolium Percy C. Everett, E. K. Balls, L. W. Lenz 1952-7-1 17266 Riverside 3 mi. S along banning to Idyllwild. 915 Comment
  SEINET9037371 Image available Eriogonum gracile M. Denslow, Firoozeh Navid- Ara, Valerie Soza 2003-7-16 1456 Riverside Santa Rosa Mountains, at junction of Road 7S02 and 74, just west of Rarick Spring 1479 Comment
  UCR107227  Eriogonum gracile Steve Boyd, L. Arnseth, T. S. Ross 1989-6-10 3660 Riverside Vail Lake area, Temecula Creek Canyon below the dam 459 Comment
  UCR51856  Eriogonum gracile Steve Boyd 1987-9-27 2029 Riverside Peninsular Range, Temescal Canyon south of Corona; area between confluence of Indian and Horsethief washes and Temescal Creek 366 Comment
  RSA759113  Eriogonum gracile var. incultum Robt. Allen, Linnell R. Allen 2008-7-27 s.n. Riverside Santa Ana Mtns, South Main Divide Road, 5.0 road miles SE of junction with Ortega Hwy (SR74). 938 Comment
  RSA759116  Eriogonum gracile var. incultum Robt. Allen, Linnell R. Allen 2008-7-27 s.n. Riverside South Main Divide Road, 4.7 road mi. SE of junction with Ortega Hwy (SR74). Just S of the gated entrances to Rancho Capistrano housing developments. 938 Comment
  RSA701167  Eriogonum inflatum Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11230 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
  SEINET3087580 Image available Eriogonum inflatum John Adams 1965-4-17 135 Riverside Hwy 111, 2 mi. E of Palm Springs near foothills. 244 Comment
  UC597631  Eriogonum inflatum var. deflatum Philip A. Munz 1937-5-29 15145 Riverside Dead Indian Creek, n base Santa Rosa Mts. Santa Rosa Mts., Dead Indian Creek 457 Comment
  RSA5160  Eriogonum inflatum var. inflatum Carl B. Wolf 1932-4-26 2971 Riverside Colorado Desert: 5 mi. E of Mecca on Blythe rd. 30 Comment
  UC667267  Eriogonum maculatum Annie M. Alexander and Louise Kellogg 1941-5-15 2177 Riverside n base Eagle Mountains Colorado Desert, Eagle Mountains 914 Comment
  UCR24321  Eriogonum maculatum John C. Roos 1958-9-28 s.n. Riverside Santa Rosa Mtns., Pinyon Flats 1220 Comment
  CAS-BOT-BC270592  Eriogonum molestum H. M. Hall 1901-7-1 2386 Riverside San Jacinto Mountains 1615 Comment
  RSA752815  Eriogonum nudum subsp. pauciflorum A. C. Sanders, Tim Thomas 2008-8-1 35934 Riverside Coldwater Creek near Mountain Center, SE of Keenwild Fire Station 1402 Comment
  RSA0099999  Eriogonum nudum var. pauciflorum Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8570 Riverside Santa Rosa Mountains; along Forest Service Road 7S02, approx. 0.7 air mile west of the summit of Santa Rosa Mountain. 2233 Comment
  RSA766362  Eriogonum nudum var. pauciflorum Joseph A. Ewan 1928-8-30 1499 Riverside Tahquitz Peak Trail, San Jacinto Mts. 2012 Comment
  RSA64578A  Eriogonum reniforme F. W. Peirson 1914-04 1737 Riverside Whitewater, west end of Coachella Valley. Comment
  SEINET4568270 Image available Eriogonum thomasii Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2003-2-10 4584 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  UCD101274  Eriogonum thomasii N. D. Atwood 1970-4-3 2371 Riverside 37 miles north of Blythe on Hwy 95. Comment
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Jul 14 2012
  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
  UCR112108  Eriogonum thomasii A. C. Sanders, T. B. Salvato, Mitch Provance 2000-4-25 23360 Riverside Coachella Valley, east side of the Coachella Canal between I-10 and Ave. 56 (Airport Rd.), 3 miles east of Thermal 15 Comment
  RSA424933  Eriogonum thurberi T. W. Minthorn 1926-5-14 s.n. Riverside Near Banning. Comment
  UC310875  Eriogonum thurberi P. A. Munz 1925-5-20 9851 Riverside 2 mi e Aguanga Comment
  SBBG65499  Eriogonum trichopes S. G. Stokes 1933-4-9 51 Riverside S of Palm Springs Comment
  UCD70599  Eriogonum trichopes Elizabeth Milauskas 1994-5-7 15 Riverside Palm Springs, 4 blocks W of Via Monte Vista (behind dam) on Agua Caliente Indian Reservation in a desert wash; full sun; dominant Larrea divaricata; annual herb on sandy/gravelly dry soil among shrubs, common, ht. 5cm, fls yellow. 158 Comment
  POM183873  Eriogonum wrightii var. membranaceum P. A. Munz 1932-10-16 12839 Riverside Palm Creek, Santa Rosa Mountains. 1463 Comment
  POM123356  Eriogonum wrightii var. nodosum Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA450253  Eriogonum wrightii var. nodosum J. C. Roos 1965-9-26 s.n. Riverside Rocky point near Palm Springs Station. Comment
  UCR131586  Eriogonum wrightii var. nodosum L. C. Wheeler 1933-12-1 2294 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, mouth of Tahquitz Canyon 152 Comment
  RSA94418  Eriophyllum ambiguum var. paleaceum F. W. Peirson 1920-2-16 1387 Riverside Murray Canyon, Palm Springs region. 274 Comment
  UCR175076  Eriophyllum confertiflorum Teresa Nieto 2005-4-24 19 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  UCR26156  Eriophyllum confertiflorum John C. Roos 1948-5-1 3811 Riverside Western Colorado Desert/ San Bernardino Mtns., Whitewater, N slope on a mountainside 549 Comment
  UCR92389  Eriophyllum confertiflorum F. M. Reed 1926-5-15 5368 Riverside Peninsular Range, Foothills south of Menifee 579 Comment
  JOTR29609  Eriophyllum confertiflorum var. confertiflorum Andre, Jim 2006-4-26 6746 Riverside Joshua Tree National Park. about 0.5 mi. NNE of Rattlesnake Spring on ridge just south of radio tower and NE corner of park boundary 1320 Comment
  RSA757737  Eriophyllum confertiflorum var. confertiflorum LeRoy Gross, Jackie McConnaughy, Andrew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4310 Riverside Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W., Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  UC31711  Eriophyllum confertiflorum var. confertiflorum H. M. Hall 1901-7-20 2519 Riverside Strawberry Valley San Jacinto Mountains, Strawberry Valley Comment
  PASA2215  Eriophyllum multicaule Frank W. Peirson 1928-4-19 Riverside Hills north of Elsinore 457 Comment
  UCR281271  Eriophyllum multicaule Mitch Provance, Matt K. Beyers, John Hazlett, Douglas Gordon-Blackwood 2017-4-14 417- 31 Riverside Peninsular Ranges, Sedco Hills (east end), along transmission road, from 0.2 mi W of Beverly St. to the vicinity of intersection with Green Meadow Way 592 Comment
  RSA728604  Eriophyllum wallacei Gary D. Wallace, M. Wallace, Z. Wallace 1982-3-27 1892 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
  SD73607  Eriophyllum wallacei Helen V. Witham 1970-4-29 821 Riverside 22 miles east of Lake Hemet. 1000 Comment
  UCR178611  Eriophyllum wallacei Mitch Provance, Tracy Tennant 1998-6-16 MOR- 388 Riverside San Bernardino Mtns., Morongo Indian Reservation, 0.5 mi. north of junction of East Branch and Millard Canyon 1220 Comment
  RSA666645  Erodium brachycarpum A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23877 Riverside Temecula, along east side of pipeline NE of Long Canyon, W of San Diego Aqueduct. 381 Comment
  UCR136250  Erodium brachycarpum A. C. Sanders 2004-4-20 27571 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
  UCR100442  Erodium cicutarium B. G. Pitzer 1997-4-20 3206 Riverside Lakeview Mtns, Approximately 50 ft. east of intersection of Stagecoach Road with Juniper Flat Road. 534 Comment
  RSA336175  Eryngium aristulatum var. parishii R. F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 51968 Riverside Santa Rosa Plateau: Mesa de Colorado 609 Comment
  CAS-BOT-BC54337  Erysimum capitatum Edmund C. Jaeger 1922-6-12 s.n. Riverside MacMullen Trail, east slope San Jacinto Mountains. 1127 Comment
  CAS-BOT-BC54338  Erysimum capitatum Ynez Whilton Winblad 1937-4-23 s.n. Riverside Pines to Palms Highway. Mount San Jacinto. Comment
  CSUSB513  Erysimum capitatum Jean Texera 1970-4-30 18 Riverside San Jacinto Mountains On Highway 74, 2 miles west of Mountian Center 1280 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
  RSA0020239  Erythranthe floribunda Steve Boyd 1991-6-8 6330 Riverside Pinyon Flats area near Ribbonwood. White calcareus outcrop forming small hill N of Hwy 74 Comment
  RSA0019314  Erythranthe guttata Peter H. Raven 1958-5-17 12944 Riverside 7.4 mi south-east of Banning on road to Idyllwild. Comment
  RSA0015889  Erythranthe moschata N. C. Cooper 1944-7-16 1564 Riverside San Jacinto Mountains, above Pine Cove. 2073 Comment
  CAS-BOT-BC151589  Erythranthe parishii Louis B. Ziegler 1969-6-12 s.n. Riverside Hemet Valley, San Jacinto Mts. 1432 Comment
  RSA543978  Eschscholzia caespitosa subsp. caespitosa Steve Boyd 1991-5-10 6210 Riverside Santa Ana Mountains, base of range, just N of mouth of Hagador Cyn at bottom of Skyline Drive. 427 Comment
  RSA524429  Eschscholzia californica Steve Boyd, Tim S. Ross, L. Arnseth, J. Bonilla 1990-4-3 4125 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit. 610 Comment
  UCR251937  Eschscholzia californica Harun Bektas 2011-4-26 14 Riverside Riverside, Box Springs Mountain Park; 7 miles above Moreno Valley via Pigeon Pass Rd. 793 Comment
  UCR20829  Eschscholzia minutiflora A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1329 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
  RSA0011218  Eschscholzia minutiflora Richard Snow 1953-4-5 51 a Riverside Box Canyon. Comment
  RSA0022947  Eschscholzia minutiflora Mary F. Spencer 1920-3-24 248 Riverside Near Indio. Colorado Desert. 91 Comment
  SEINET10476293  Eschscholzia minutiflora David B. Dunn, Howard Brown; Elizabeth M. McClintock 1947-3-15 Dunn 2909 Riverside Pushawalla canyon, indio hills. Hill slope. Comment
  RSA0118594  Eschscholzia papastillii Sarah J. J. De Groot, Cheryl Sevilla 2016-3-16 7647 Riverside Mecca Hills, side road MC 093 from Little Box Canyon Road. Side canyon forking north from Little Box Canyon, east of Box Canyon. East side of Mecca Hills, east-northeast of Mecca. 281 Comment
  UCD96520  Eschscholzia papastillii Shannon M. Still 2009-2-21 439 Riverside California. Riverside County. 229 Comment
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Sep 2 2017
  CAS-BOT-BC419628  Eschscholzia parishii Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  UCR4234  Eschscholzia parishii K. S. Gill 1965-4-17 s.n. Riverside Sonoran (Colorado) Desert, Whitewater Canyon 5 mi north of Hwy 60 610 Comment
  UCSB18266  Eschscholzia parishii Day, Fran 1964-3-23 Riverside 4.2 miles N of south entrance to Joshua Tree National Monument 762 Comment
  SDSU12879  Eucalyptus camaldulensis J. Jill Steinberg, Leon Steinberg 1998-4-5 36 Riverside Ca. 50 yards north of abandoned trailer northwest of entrance gate to Santa Magarita (SDSU) Field Station, in abandoned grove of Eucalyptus just south of small stream. 311 Comment
  RSA0010853  Eucalyptus camaldulensis J. Lyman 1989-2-9 89 -1 Riverside Lakeview, Pressman property in the Bernasconi Hills, just S of the Ramona Expressway, S of Lake Perris and N of Nuevo. Comment
  RSA561814  Eucrypta chrysanthemifolia Steve Boyd 1992-4-14 6829 Riverside San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail 341 Comment
  RSA708077  Eucrypta chrysanthemifolia Scott D. White, Angelia Carey 2004-4-16 10191 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 549 Comment
  SDSU6013  Eucrypta chrysanthemifolia D. Hunsaker 1962-4-10 Riverside Three miles SSW from Temecula. Comment
  JOTR34342  Eucrypta chrysanthemifolia var. bipinnatifida Andre, Jim 2012-4-11 20687 Riverside Joshua Tree National Park. N. end of Hexie Mountains, Hidden Tank Picnic Area, approx. 8 mi south of north entrance station, and 1.4 mi SW of paved road (Rte 11) 1076 Comment
  POM184547  Eucrypta chrysanthemifolia var. bipinnatifida C. L. Hitchcock 1932-4-7 12200 Riverside Corn Springs, Eastern Riverside. Comment
  UCR41397  Eucrypta chrysanthemifolia var. chrysanthemifolia N. M. Fellows, A. C. Sanders 1985-5-7 189 Riverside San Jacinto Mountains, 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 488 Comment
  UCR98684  Eucrypta chrysanthemifolia var. chrysanthemifolia S. J. Myers 1995-6-9 s.n. Riverside Peninsular Range, Lake Elsinore, 0.5 mi south of intersection of Grand Ave. and Ortega Hwy (State Hwy 74) 457 Comment
  CAS-BOT-BC202781  Euonymus occidentalis var. parishii D. E. Breedlove 1961-8-5 945 Riverside 0.5 mile upstream from point where creek crosses Riverside Highway 1; San Jacinto Mountains. Along Fuller Mill Creek 1645 Comment
  RSA76931  Euonymus occidentalis var. parishii F. W. Peirson 1924-7-27 4983 Riverside Dark Canyon, San Jacinto Mts. 1768 Comment
  UCR102844  Euphorbia albomarginata A. C. Sanders 1997-4-3 20169 Riverside Lake Skinner area, N edge of large clay patch adjacent to the E side of the Skinner entrance road, c. 1-2 km NE of Borel Road. 473 Comment
  UCR172161  Euphorbia albomarginata T. B. Salvato, Gregg Miller 2005-6-3 1379 A 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
  SEINET8665762 Image available Euphorbia jaegeri Duncan S. Bell, LeRoy Gross 2014-3-20 6263 Riverside Oocopia Mountains: north section of range; 2.75 air miles southwest of Hayfields Lake. 511 Comment
  UCD77526  Euphorbia micromera Robert E. Preston 1997-11-11 1060 Riverside east edge of Palo Verde Mesa. 99 Comment
  CAS-BOT-BC202547  Euphorbia misella Edmund C. Jaeger 1921-4-2 53 Riverside Whitewater Bench, Colorado Desert Comment
  RSA786284  Euphorbia parishii C. P. Cowan 1978-4-23 1189 Riverside 2.7 miles (4.3 km) South on Highway 74 from its jct with Highway 111 at Indian Wells. Whittaker transect- W-218 210 Comment
  UCR104829  Euphorbia polycarpa George K. Helmkamp, E. A. Helmkamp 1998-2-5 2664 Riverside Sonoran (Colorado) Desert, Indio Hills, 3 mi. east of Thousand Palms & 1.1 mi. N on Amity Rd. 101 Comment
  UCR113225  Euphorbia polycarpa A. C. Sanders 1997-11-25 21623 Riverside Skinner/Domenigoni region, S of Hemet, Eastside Reservoir site, at N foot of eastern dam, E end of 'North Hills', c. 0.9 mi. NNE of site of Searl Ranch 530 Comment
  UCR241690  Euphorbia polycarpa T. B. Salvato 2013-3-22 7402 Riverside Perris-Aguanga Basin, southern end of Menifee Valley, between Hwy 215 and Winchester Rd (Hwy 79), south of Los Alamos Rd, rocky slopes flanking Warm Springs Creek 396 Comment
  UCR250118  Euphorbia polycarpa A. C. Sanders 2014-4-23 41052 Riverside Peninsular Range, Gavilan Hills, toward eastern end of Concordia Ranch Rd. at edge of Temescal Valley, above I-15 390 Comment
  UCR101410  Euphorbia serpillifolia A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22235 Riverside San Bernardino Mtns., Morongo Indian Reservation, lower Millard Canyon 841 Comment
  UCR48212  Euphorbia spathulata R. F. Thorne, E. W. Lathrop 1975-5-25 45555 Riverside Santa Rosa Plateau, Santa Ana Mtns., Rancho California, Mesa de Burro 610 Comment
  RSA392121  Eustoma exaltatum Geo. Cantwell 1935-4-10 s.n. Riverside Dos Palmas Springs, Salton Sea Comment
  SBBG119060  Euthamia occidentalis S. D. White with A. Carey 2004-9-16 10758 Riverside Indian Crk watershed, above confluence with San Jacinto River; T1E R5S S2, NE 1/4 579 Comment
  CAS-BOT-BC293741  Fagonia pachyacantha Mona Bourell 1987-4-14 3277 Riverside BLM California Conservation Area, Hwy 195, spur off of Box Canyon. Near Mecca 150 Comment
  UCR162764  Festuca myuros S. J. Myers, John F. Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1189 Comment
  LA13148  Festuca octoflora A. M. Johnson; 1932-3-19 3885 Riverside below Palm Springs Comment
  UC2015686  Festuca octoflora A. C. Sanders, G. Helmkamp & P. MacKay 1995-3-12 16089 Riverside Coachella Valley: alluvial slopes at the foot of Rabbit Peak, Santa Rosa Mtns., below Sheep Canyon. Comment
  UCR252614  Festuca octoflora T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2013-3-27 7456 Riverside Perris-Aguanga Basin, Menifee, along Murrieta Road between Newport Road and La Piedra Road 457 Comment
  RSA543851  Filago arizonica Steve Boyd, Orlando Mistretta 1991-5-22 6313 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  UCR174131  Filago arizonica A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32611 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
  RSA678221  Filago depressa Valerie L. Soza, J. Mark Porter, Gary D. Wallace 2001-4-2 1090 Riverside Little San Bernardino Mountains region: Big Morongo Wash. 473 Comment
  UCR175073  Filago gallica Teresa Nieto 2005-5-26 27 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  CLARK-A1528-5492  Forestiera neomexicana John C. Roos 1965-7-25 Riverside Santa Rosa Mountains Comment
  CSUSB831  Fouquieria splendens Steve G. Nelson 1974-4-13 Riverside Highway 195, four miles southwest of junction with US Highway 10. Comment
  RSA292852  Fouquieria splendens Lyman Benson 1949-3-28 13581 Riverside Pines to Palms Highway from Palm Sprins to Hemet; rocky mountainside Santa Rosa Mountain Range, above the desert 305 Comment
  RSA799921  Fouquieria splendens Justin M. Wood, D. M. Ray 2011-4-28 3832 Riverside Sonoran Desert: Chuckwalla Valley: 6.5 miles north of Desert Center on Kaiser Road, +/- 0.4 miles northeast of bend in road. 202 Comment
  JEPS45714  Fouquieria splendens subsp. splendens W. L. Jepson 1912-10-30 5251 Riverside Black Point; Riverside Mts., Colorado River Comment
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Nov 9 2014
  UCR274537  Frankenia salina Mitch Provance, Ken Halama 2003-6-15 17046 Riverside Temescal Mountains, Mead Valley, just SSW of the corner of Cajalco Rd. and Wood St. Comment
  SEINET204006  Frasera parryi Victor Duran 1933-7-1 3488 Riverside Near Santa Rosa, Santa Rosa Mountains. 1829 Comment
  UCR209165  Fraxinus pennsylvanica subsp. velutina A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37153 Riverside Peninsular Range, Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River 238 Comment
  UCR5585  Fraxinus pennsylvanica subsp. velutina O. F. Clarke 1966-10-5 661005- 40 Riverside Peninsular Range; Santa Rosa Mtns., Santa Rosa Mountain Rd., first wooded canyon -- near University of California, Deep Canyon Desert Research Center 1829 Comment
  CAS-BOT-BC211024  Fraxinus velutina Carl B. Wolf 1940-10-30 9758 Riverside San Jacinto Mts. Penrod Canyon S.E. of Kenworthy Guard Station 1524 Comment
  RSA0042074  Fraxinus velutina Fred T Sproul, Julia Groebner 2014-7-21 6006 Riverside Santa Ana River at Norco 176 Comment
  SDSU13831  Fraxinus velutina W. Miller with C. Mosse 1972-8-9 Riverside Comment
  RSA557902  Fritillaria biflora Steve Boyd, Orlando Mistretta 1992-4-22 7013 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Indian Potrero Trail south from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon. 610 Comment
  UCR181053  Fritillaria biflora Mitch Provance, Seychelle Provance 1997-3-14 1084 Riverside Gavilan Hills, S side of Ida Leona Rd., c. 1/2 mile east of Gavilan Rd. [S side of Harford Spr. Park] 610 Comment
  JOTR31809  Funastrum hirtellum La Doux, Tasha, Bill Truesdell 2007-11-9 2517 Riverside Joshua Tree National Park. Eagle Mountains along south boundary of park, open bajada below mouth of Lost Palms Canyon (Stop 2) 601 Comment
  RSA735224  Funastrum hirtellum Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11246 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
  SEINET10580704  Funastrum hirtellum Unknown 1992-4-4 Sanders 12155 Riverside McCoy Mountains, with 1/2 mi of McCoy Spring 244 Comment
  UC1618025  Galium andrewsii Donald G. Nelson 1936-5-22 386 Riverside on the Pines-to-Palms Hwy. at Ribbonwood Camp (San Jacinto Mts.); San Jacinto Mts. Comment
  JEPS52778  Galium andrewsii subsp. andrewsii Lauramay T. Dempster and G. L. Stebbins 1966-6-19 4279 Riverside about 2 1/2 mi above lower end of road to Santa Rosa Peak 2072 Comment
  UCR231747  Galium angustifolium John F. Green 2008-4-23 08- 03 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
  OBI42660  Galium angustifolium subsp. angustifolium B. Pitzer and K. Kirtland, K. Kirtland 1986-5-20 227 Riverside Butterfield Stage Ranch development, in the hills on the N side of Pauba Valley in the Rancho Calif area, 1 mi S of Buck mesa on the E side of Butterfield Stage rd (T7S, R2W, sec 36) 457 Comment
  UCR22158  Galium angustifolium subsp. angustifolium Steve Boyd 1980-5-11 249 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  RSA594040  Galium angustifolium subsp. gracillimum D. L. Banks, Elizabeth Hedge Banks 1996-5-2 929 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
  SD135314  Galium angustifolium subsp. jacinticum Craig Reiser, Dylan Hannon 1993-5-30 Riverside On ridgeline saddle between Toro Peak and Santa Rosa Peak Comment
  UCR189558  Galium angustifolium subsp. jacinticum Amy Rowland 2007-6-22 089 Riverside Peninsular Range, San Jacinto Mounains, Cahuilla Mountain Trail, c. 0.5mi north of peak of Cahuilla Mountain 1669 Comment
  UCR35175  Galium angustifolium subsp. jacinticum L. B. Ziegler 1972-7-12 489 Riverside San Jacinto Mtns., Hemet (Garner) Valley. 1372 Comment
  JEPS52917  Galium californicum subsp. primum Lauramay T. Dempster and G. L. Stebbins 1966-6-17 4237 1/2 Riverside Chimney Flat (old control) road below Alvin Meadows; San Jacinto Mts., Chimney Flat (old control) road 1402 Comment
  JEPS15258  Galium nuttallii subsp. nuttallii L. T. Dempster with R. Bacigalupi and G. T. Robbins 1956-6-21 1019 Riverside grade s Temecula; grade s of Temecula Comment
  UC1007169  Galium parishii Philip A. Munz 1938-8-13 15334 Riverside rocky slope e Santa Rosa Peak 2377 Comment
  UCR23491  Galium parishii John C. Roos 1936-9-15 2510 Riverside San Jacinto Mtns., Above Idyllwild Comment
  UC537212  Galium trifidum var. pusillum M. E. Jones Sept. 1933 Riverside San Jacinto Peak Comment
  RSA444788  Garrya flavescens var. pallida J. C. Roos 1966-4-23 s.n. Riverside Skyline Drive, Santa Ana Mtns., above Corona. Comment
  RSA643453  Garrya veatchii A. C. Sanders 1995-11-26 17914 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga & Anza, S of Hwy 371 (near, T8S R2E, S13, 14, 15, 22) crossing Spanish spur Trail, 0.3 mile S of Tule Peak Road, SE/4, S15. 1204 Comment
  RSA736002  Gaura sinuata Scott D. White, Justin M. Wood 2008-6-26 12292 Riverside Perris Basin: I-215 just N of San Jacinto River crossing. 431 Comment
  UCR117074  Gaura sinuata A. C. Sanders, Steven R. Hill 2001-5-4 24127 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon area west of Del Rey Rd., along bottom of canyon west of junction of Av. Pina Colada 345 Comment
  POM17812  Gayophytum diffusum subsp. parviflorum P. A. Munz, D. D. Keck 1923-6-14 7092 Riverside Santiago peak, Santa Ana Mountains. 1616 Comment
  UC20261  Gayophytum diffusum subsp. parviflorum H. M. Hall July, 1901 2347 Riverside Tauquitz Valley San Jacinto Mountains 2438 Comment
  UC64298  Gayophytum diffusum subsp. parviflorum H. M. Hall July, 1901 2347 Riverside Tauquitz Valley San Jacinto Mountains 2438 Comment
  SEINET2051656 Image available Geraea canescens Steven J. Southwell 1971-5-1 Riverside 300 ft. W. of road through Thousand Palm Oasis 150 Comment
  UCR108731  Geraea canescens Scott D. White, Pam DeVries 1998-2-9 6071 Riverside Coachella Valley, La Quinta/Palm Desert Area: Whitewater River Channel at & near Miles Ave. crossing 30 Comment
  SEINET11849877  Geraea canescens J. F. Bright, Wyman, C. 1933-1 8054 Riverside near Indio Comment
  PASA673  Geranium carolinianum Frank W. Peirson 1922-4-10 Riverside Murray Canyon 304 Comment
  RSA715173  Geranium carolinianum A. C. Sanders, T. B. Salvato 2006-5-4 32246 Riverside Riverside, UCR campus, weeds in botanical garden 351 Comment
  RSA0103445  Gilia Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8563 Riverside Garner Valley; west side of the highway, approximately 3.75 air miles southeast of Lake Hemet. 1370 Comment
  UCR157431  Gilia N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 186 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
  UCR19161  Gilia angelensis John C. Roos 1966-3-22 s.n. Riverside Moreno Valley, Edgemont. Comment
  UCR19409  Gilia angelensis C. S. Papp 1960-5-17 014 Riverside Elsinore Comment
  UCR230202  Gilia angelensis A. C. Sanders 2011-4-6 38989 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
  CHSC108904  Gilia diegensis Duncan S. Bell; Valentin Arvizu 2010-5-10 988 Riverside Peninsular Ranges; San Jacinto Mountains region: San Bernardino National Forest: Garner Valley, approximately 1.1 air mile southeast of junction of forest service road 6S04 and forest service road 6S13. 1349 Comment
  JEPS69628  Gilia latifolia W. L. Jepson 1914-5-18 6027 Riverside n Indio (County Well); Colorado Desert, n of Indio, County Well 304 Comment
  RSA726518  Gilia latifolia Naomi Fraga, Lisa Rojas 2005-2-10 1404 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 361 Comment
  RSA771756  Gilia modocensis Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4633 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR23210  Gilia ochroleuca J. C. Lyman 1981-5-15 s.n. Riverside San Jacinto Mtns, May Valley Road, Idyllwild Comment
  CAS-BOT-BC407609  Gilia ochroleuca subsp. exilis E. A. McGregor 1941-6-12 14 Riverside Idyllwile, San Jacinto Mountains Comment
  CAS-BOT-BC407622  Gilia ochroleuca subsp. exilis Frank W. Peirson 1928-3-24 7725 Riverside Temescal Canyon, near auto camp 304 Comment
  RSA0016236  Gilia ochroleuca subsp. exilis Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4982 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010 750 Comment
  UCR201504  Gilia ochroleuca subsp. exilis Scott D. White, Justin M. Wood 2008-6-18 12238 Riverside San Jacinto Mountains, meadow northwest of Keen Camp Summit, southwest of Hwy 79 1463 Comment
  RSA775920  Gilia scopulorum Duncan S. Bell, Amanda Turek 2010-4-10 809 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  RSA78695  Gilia sinuata P. A. Munz 1952-4-15 17349 Riverside Pleasant Valley, Joshua Tree National Monument 1159 Comment
  RSA585812  Githopsis diffusa subsp. candida D. L. Banks, S. D. Boyd 1995-5-9 0346 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
  RSA586499  Githopsis diffusa subsp. diffusa D. L. Banks, S. D. Boyd 1995-5-9 0330 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-BC303651  Glebionis coronaria A. C. Sanders 1998-4-16 21753 Riverside Riverside: field on the W side of Iowa Ave, just N of the Santa Fe RR tracks 287 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
  RSA575838  Glinus lotoides Steve Boyd 1981-9-2 s.n. Riverside Gavilan Hills region, north base of the range, south of Lake Mathews in muddy pool in drainage on south side of Cajalco Road, 1 mile west of Archer Road. Comment
  UCD85133  Glyceria elata F. M. Reed 1908-7-13 2479 Riverside San Jacinto Mt., stream in meadow N side of Tahquitz Valley. 2438 Comment
  POM1630  Glycyrrhiza lepidota Crawford, Johnston 1917-6-9 1228 Riverside Santa Ana River Comment
  RSA0033918  Glycyrrhiza lepidota John F. Emmel 1997-5-3 1467 Riverside Along Warm Springs Creek, ca. 1 air mile southwest of Murrieta Hot Springs (1.7 air miles west & 0.1 air mile south of junction Murrieta Hot Springs Road & Hwy. 79). 326 Comment
  RSA717580  Gnaphalium californicum A. C. Sanders 2004-5-11 27841 Riverside Elsinore Basin Region: Alberhill Mountain, former clay mine area 439 Comment
  RSA0043398  Gnaphalium californicum Margaret Murphy 1983-5-15 0028 -C Riverside North section of parcel 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead. Comment
  CAS-BOT-BC499166  Gnaphalium palustre Mitch Provance 2011-6-6 17004 Riverside Edgemont area of Moreno Valley, from the northbound I-215 onramp at Allesandro Blvd., E to Old 215 Frontage Rd 466 Comment
  UCR157959  Gnaphalium palustre T. B. Salvato, A. C. Sanders 2005-5-17 918 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
  UCR34923  Gnaphalium stramineum L. B. Ziegler 1968-7-17 331 Riverside San Jacinto Mtns, Hemet Valley. On shore of Lake Hemet, c. 50 ft. from waters edge 1357 Comment
  UCR88293  Grayia spinosa A. C. Sanders, K. C. Rose 1995-4-5 16379 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 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
  RSA773656  Gutierrezia sarothrae Duncan S. Bell, J. D. England 2010-10-5 1975 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.4 air miles southeast of junction of Highway 74 and forest service road 5S15. 781 Comment
  UC1214002  Gutierrezia sarothrae Otto T. Solbrig 1956-4-23 2169 Riverside sides of Hwy 60 1/2 mi w UC Riverside campus 300 Comment
  UCR174160  Harpagonella palmeri A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32604 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  UCR217554  Harpagonella palmeri Diane Menuz 2008-4-4 390 Riverside Peninsular Range, Palomar Mountains. And 0.5 mi down Woodchuck Rd. from national forest boundary 719 Comment
  POM172319  Hazardia squarrosa var. grindelioides M. French Gilman 1930-10 5 Riverside Banning Comment
Read comments
Mar 13 2011
  UCR1443  Hedypnois cretica Joyce Kleinjan 1961-4-23 s.n. Riverside San Bernardino Valley, Riverside, west border of 1012 Spruce St., 150 ft. south of street [O.F. Clarke residence] 351 Comment
  RSA395353  Helianthemum scoparium var. aldersonii Steve Boyd 1986-4-22 1745 Riverside Temescal Canyon; Stable alluvial benches of Indian wash just S of I-15. Comment
  RSA655230  Helianthemum scoparium var. scoparium Scott D. White 1999-11-12 7629 Riverside Murrietta Area: Corner of Nutmeg and Clinton Keith. 410 Comment
  UCR18946  Helianthemum scoparium var. vulgare John C. Roos 1950-4-29 4774 Riverside Hills 1 mi NE of summit of Reche Canyon 823 Comment
  OBI4960  Helianthus annuus Wesley Griesel 1960-8-24 215 Riverside Near Hemet Comment
  RSA714434  Helianthus gracilentus A. C. Sanders 2004-5-12 27889 Riverside Elsinore Basin Region: Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek. 378 Comment
  UCR107871  Helianthus petiolaris D. C. Hawks 1997-9-13 s.n. Riverside San Bernardino Valley, Near Ontario [SBdno Co.], SE of intersection of Mission Ave. & Milliken Ave. [just east of county line] Comment
  UC184860  Heliotropium convolvulaceum var. californicum E. E. Schellenger Riverside Santa Maria Mts. Comment
  UCR261196  Heliotropium curassavicum A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-5-18 41714 Riverside Esinore, SE quarter of large vacant lot between Hwy 74 and Enterprise Way, a short distance NE of the drain from Lk. Elsinore to Temescal Canyon, S of the end of Enterprise and W of the end of Pasadena St. 387 Comment
  UCR281806  Heliotropium curassavicum Mitch Provance, Matt K. Beyers, Jeremiah George, John Hazlett 2017-4-19 417- 98 Riverside Menifee Valley, Menifee, W side of Murrieta Rd., between Melido St. and Wickerd Rd. 482 Comment
  JOTR32390  Heliotropium curassavicum var. oculatum La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2494 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
  RSA413248  Heliotropium curassavicum var. oculatum James C. Dice, J. DeWald 1987-10-5 735 Riverside Santa Margarita River, near aqueduct crossing. 245 Comment
  UCR182433  Hemizonia kelloggii Mitch Provance 2005-5-17 6551 B Riverside Warm Springs Valley, Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, c. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site 421 Comment
  UCR62100  Hemizonia kelloggii Kathy Harper 1988-6-11 s.n. Riverside San Jacinto Mtns., Bautista Canyon, lower end of Bautista Rd. Comment
  RSA674600  Hemizonia mohavensis Scott D. White 2000-8-5 8100 Riverside San Jacinto Mountains: Near Mountain Center. Unnamed ephemeral drainage (tributary to S Fork, San Jacinto River). 1402 Comment
  UCR132829  Hemizonia mohavensis A. C. Sanders, Steve Boyd, Jeff Ross, Mitch Provance 1998-10-25 22270 Riverside San Jacinto Mtns., Mt. Edna Road, c. 0.2 mi. west of Hwy 243 1159 Comment
  RSA791795  Hemizonia paniculata J. George 2011-7-18 s.n. Riverside Peninsular Range; Elsinore Trough: North Lake Elsinore, just west of Nichols Road and Collier Ave. junction. 384 Comment
  UCR68036  Hemizonia pungens subsp. laevis D. E. Bramlet, D. Bradney 1989-5-19 1875 Riverside Perris-Aguanga Basin region, Domengoni-Diamond Valley, c. 100 m SE of intersection of Newport Rd. and Los Hermanos Rd. [site now under water of Diamond Valley Reservoir] 518 Comment
  UCR59918  Hemizonia pungens subsp. pungens Ed LaRue 1989-4-21 s.n. Riverside Moreno Valley, c. 1 mi south of Hwy 60 on Nason St. Adjacent to W side of Nason, south of Dracaea Ave. Comment
  UCR120196  Herniaria hirsuta subsp. cinerea Mitch Provance 1998-3-6 144 Riverside Jurupa Mountains, Slopes on the W side of Sierra Blvd, c. 0.7 km NNW of the Jensen Quarry 351 Comment
  RSA377052  Hesperocallis undulata Geo Cantwell 1935-4-8 s.n. Riverside McCoy Springs, McCoy Mnts. [NW of Blythe] Comment
  CAS-BOT-BC508661  Hesperocallis undulata H. M. Hall 1905-4-1 5831 Riverside Mecca Comment
  RSA612849  Hesperocnide tenella D. L. Banks 1997-3-1 1367 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
  SD122173  Hesperoyucca whipplei James C. Dice, J. D. Tenhunen 1987-9-9 721 Riverside Santa Margarita Ecological Reserve; 1.6 km NNW of Royal Oak Ranch. 390 Comment
  RSA741075  Heterocodon rariflorum Scott D. White, Justin M. Wood 2008-6-17 12154 Riverside San Jacinto Mountains: South of Hwy 79 near Keen Camp Summit. 1402 Comment
  SD136868  Heterocodon rariflorum Steve Boyd, Tim Ross & Dave Bramlet 1993-5-13 7380 B Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area; Wildhorse Canyon. 409 Comment
  UC31137  Heterotheca sessiliflora subsp. echioides Geo. F. Reinhardt Jun 1897 Riverside San Jacinto Valley Comment
  UCR92617  Heterotheca sessiliflora subsp. echioides Scott D. White 1995-8-23 3591 Riverside San Jacinto Valley, San Jacinto River wash, just north of Florida Avenue (City of Hemet), near intersection with Schultz Rd. 549 Comment
  UCR30525  Heuchera hirsutissima K. Stolte 1983-6-12 s.n. Riverside San Jacinto Mtns., Snow Creek 1677 Comment
  RSA0036012  Heuchera hirsutissima Robert F. Thorne, Walter Wisura 1977-9-17 50801 Riverside San Jacinto Mountain: summit 3293 Comment
  SEINET9739614  Heuchera rubescens var. parishii M. B. Dunkle 1933-7-19 3688 Riverside Tahquitz Peak, San Jacinto Mt. 2652 Comment
  POM360443  Hieracium albiflorum E. C. Jaeger 1921-7-1 1924 Riverside Idyllwild, San Jacinto Mountains. 1585 Comment
  UCR2461  Hilaria rigida F. M. Reed 1927-3-19 5670 Riverside Sonoran (Colorado) Desert, Salt Creek Wash, east of Mecca 213 Comment
  RSA0047272  Hirschfeldia incana J. Mark Porter, Lauren E. Machen 1997-2-15 11419 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  CAS-BOT-BC207508  Hoffmannseggia glauca Marcus E. Jones 1929-9-16 24822 Riverside East of Desert Center Comment
  CAS-BOT-BC206103  Hoffmannseggia microphylla John Thomas Howell 1928-1-30 3307 Riverside 2 miles e. of Shaver's Well, Colorado Desert Comment
  UCR113935  Holcus lanatus Mitch Provance, A. C. Sanders 2000-7-4 2102 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  UCR202606  Hordeum brachyantherum subsp. californicum Scott D. White, Justin M. Wood 2008-7-9 12418 Riverside San Jacinto Mountains, Johnson Meadows 1488 Comment
  RSA0080440  Hordeum intercedens D. E. Bramlet 2005-3-2 3657 Riverside west of Hemet, east of San Diego Canal, west of Warren Rd., south of Hwy 74, north of W Stetson Ave. 457 Comment
  UCD169405  Hordeum intercedens A. C. Sanders; T. B. Salvato 2011-4-4 38974 Riverside Peninsular Range, Warm Springs Valley, 0.4 mi. WNW (276 deg. ) of intersection of Collier Ave. and Riverside Dr./Hwy 74, NE of Baker St. 387 Comment
  UCR56703  Hordeum marinum subsp. gussoneanum Jeri Hirshberg 1989-5-3 s.n. Riverside Santa Rosa Plateau, south of town of Murrieta, west of Mesa de Burro 549 Comment
  CAS-BOT-BC148555  Horkelia clevelandii Scott D. White 1996-8-1 4431 Riverside Idyllwild Area: Hwy 243 at Deer Springs trailhead and adjacent area - San Jacinto Mts. 1828 Comment
  JEPS44527  Horkelia clevelandii W. L. Jepson 1903-8-8 2296 Riverside San Jacinto Mt.,Tauquitz 2286 Comment
Read comments
Sep 5 2011
  RSA6010  Horkelia clevelandii Carl B. Wolf 1932-8-4 3927 Riverside Strawberry Valley, 1.5 miles froStrawberry Valley.m Idyllwild on road to Banning 1707 Comment
  UCR256883  Horkelia clevelandii G. D. Wallace 2003-7-8 4050 Riverside Peninsular Range; San Jacinto Mountains, Hidden Lake 2652 Comment
  RSA587420  Hulsea heterochroma D. L. Banks, S. D. Boyd 1995-6-2 0564 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of N peak of Agua Tibia Mountain; On the Woodchuck Trail N of the Riverside County boundary, approximately 1/4 mile S of the clay grasslands in S32. 902 Comment
  LA203770  Hulsea vestita subsp. callicarpha Jonathan Sauer; H. Walter 1980-5-17 280 Riverside James San Jacinto Mountains Reserve, Near Lake Fulmor 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
  POM13147  Hydrocotyle ranunculoides P. A. Munz, I. M. Johnston 1922-5-19 5429 Riverside Hemet Valley, San Jacinto Mountains. 1402 Comment
  UC1181321  Hydrocotyle ranunculoides Peter H. Raven 1959-5-17 14232 Riverside San Jacinto Mts., Lake Fulmor Comment
  UCR40562  Hydrocotyle ranunculoides Steve Boyd 1985-8-7 1107 Riverside Santa Ana Mtns., Santa Rosa Plateau, Santa Rosa Plateau, NW base of Redonda Mesa on Tenaja Road, 0.8 mi east of the junction w/ 8S01 & 8S02 671 Comment
  RSA561119  Hydrocotyle umbellata Steve Boyd, Tim Ross, David E. Bramlet 1993-5-12 7317 Riverside Southern Santa Ana Mountains, Sant Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon. 365 Comment
  POM361071  Hymenoclea salsola M. B. Dunkle 1937-3-25 4946 Riverside Colorado Desert. Shaver's Well Comment
  RSA278971  Hymenoclea salsola B. A. Prigge 1978-3-23 2420 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  UCR120858  Hymenoclea salsola Bern Schwenn 1998-4-11 s.n. Riverside San Bernardino Mountains, Mission Creek, along Pacific Crest Trail and slope on E side of canyon. 823 Comment
  RSA783047  Hypericum androsaemum J. D. Olmsted 1959-7-1 721 Riverside Wellman's Cienega along trail from Idyllwild to San Jacinto Pk. by way of Fern Valley and Devil's Slide. 2805 Comment
  RSA314637  Hypochaeris glabra R. F. Thorne, Fosberg, M. H. Sachet, Charles C. Herbst 1983-4-23 55454 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  RSA519240  Hypochaeris glabra 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. All of sec. 33, W/2 sec. 34, NW/4 sec. 3 [T6S] and a small portion of eastern sec 35. 488 Comment
  UCR126384  Hypochaeris glabra A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 693 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR171961  Hypochaeris glabra John F. Green 2006-4-18 s.n. Riverside NE of Murrieta, just south of Los Alamos Rd. ('Clinton Keith Rd.'), on E and W sides of Liberty Rd. border between City of Murrieta and unincorporated French Valley 415 Comment
  CAS-BOT-BC219740  Hyptis emoryi John Thomas Howell 1928-1-29 3295 Riverside Sandy floor of Painted Canon [Canyon], Colorado Desert Comment
  JOTR34370  Hyptis emoryi Andre, Jim 2012-4-16 20887 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  JOTR38530  Hyptis emoryi Harding, Mitzi, Kipp Callahan 2012-8-27 299 Riverside Joshua Tree National Park. Pinto Basin, along southern edge of Pinto Mountains; off Brooklyn Mine Road near park boundary Comment
  RSA420172  Hyptis emoryi M. B. Dunkle 1933-3-4 3059 Riverside Painted Canyon. Colorado Desert. 30 Comment
  UC604959  Hyptis emoryi Roxana S. Ferris and Ruth P. Rossbach 1938-5-16 9570 Riverside Mecca Hills 2 mi up Painted Canyon; Mecca Hills, up Painted Canyon Comment
  RSA91176  Isocoma acradenia var. eremophila F. W. Peirson 1922-12-28 4740 Riverside Andreas Canyon, east base of San Jacinto Mts. 244 Comment
  RSA674592  Isocoma menziesii Scott D. White 2000-5-5 7773 Riverside City of Murrieta: Vacant lot on N corner at intersection of Jefferson Av. and Murrieta Hot Springs Rd. 323 Comment
  RSA736726  Isocoma menziesii Scott D. White, Angelia Carey, Linca Archa 2004-8-5 10667 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation- Indian Creek and adjacent uplands, from confluence w/ San Jacinto River to +/- 2 miles upstream. 534 Comment
  RSA199008  Isoetes howellii R. F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37420 Riverside Santa Rosa Plateau: near roadside, Rancho California. Santa Ana Mountains 610 Comment
  SD234824  Iva axillaris subsp. robustior R. E. Riefner Jr. 2005-8-28 5 647 Riverside Peninsular Range: SE of Lake Elsinore toward Wildomar Corydon Road at Union Street (Wildomar 7.5'Q) 394 Comment
  RSA451604  Ivesia callida Anstruther Davidson 1930-1 s.n. Riverside Tahquitz Peak. Comment
  UCD51381  Jarava speciosa A. A. Beetle 1946-6-10 4387 Riverside San Jacinto Mt., San Jacinto Mts. 762 Comment
  RSA595913  Jepsonia parryi D. L. Banks, Lauren Raz 1996-11-5 1172 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; Along a steep ridge S of the floodplain of the northern fork of Pechanga Creek. 487 Comment
  UCR93817  Juglans californica P. J. MacKay 1996-6-15 013 Riverside Reche Cyn., 2.5-3 mi. south of S. B. county line on Reche Cyn. Rd. 580 Comment
  SD237489  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37150 Riverside Peninsular Range: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River (Riverside West 7.5'Q) 238 Comment
  SEINET10796317  Juncus J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12856 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then several kilometers on Whitewater Canyon Road to where it crosses over the river. Comment
  UCR277704  Juncus balticus Mitch Provance 2013-4-16 413- 18 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  RSA563914  Juncus bufonius A. C. Sanders 1993-4-1 13672 Riverside Western Edge of Hemet, 14 acre parcel at NE corner of intersection of Myers and Devonshire Ave., 3/4 mi. NE of intersection of Florida Ave. (Hwy 74) and Warren Rd. just south of Tres Cerritos 460 Comment
  UCR273789  Juncus bufonius Mitch Provance 2012-4-20 412- 24 Riverside San Timoteo Canyon, just southeast of the SCE El Casco Substation, on the south side of San Timoteo Canyon Rd./Oak Valley Parkway 643 Comment
  UCR48484  Juncus bufonius Steve Boyd 1986-4-19 1718 Riverside Peninsular Range, Temescal Canyon, Warm Springs Valley, Alberhill Creek east of Nichols Road 366 Comment
  RSA586303  Juncus bufonius var. bufonius Darin L. Banks, Steve Boyd 1995-5-3 214 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. 500 Comment
  POM14376  Juncus bufonius var. occidentalis Phillip A. Munz 1922-4-29 5062 a Riverside 0.5 mile south of Lake Elsinore. 381 Comment
  HSC83918  Juncus effusus subsp. austrocalifornicus R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47293 Riverside Santa Rosa Plateau, just SE of Tenaja Guard Station off Tenaja Truck Trail 610 Comment
  UC1601812  Juncus oxymeris H. M. Hall Jul 1901 Riverside vicinity Deer Springs; San Jacinto Mts. 2590 Comment
  CHSC106635  Juncus rugulosus P. F. Zika; Nick Otting 2010-8-3 25250 Riverside Lake Fulmor, above Route 243, Hall Canyon, Black Mountain, San Jacinto Mountains. 1650 Comment
  SEINET3112188  Juncus torreyi Faulkner 1978-4-27 480 Riverside 3 mi E of Blythe. 137 Comment
  UCR131827  Juncus xiphioides Jennie Phui 1998-5-30 032 Riverside San Bernardino Mtns./San Gorgonio Pass, Morongo Indian Reservation, eastern fork of Lion Canyon, 3 miles up Lion Canyon road north of I-10 Fwy 600 Comment
  CAS-BOT-BC85411  Juniperus californica Marcus E. Jones 1882-4-25 3175 Riverside San Jacinto Comment
  CLARK-A1656-721  Juniperus californica unknown 1981-3-14 Riverside Coachella Valley Comment
  POM310598  Juniperus californica G. Mansfield-Jones 1956-04 s.n. Riverside Joshua Tree National Monument along road to Juniper Flats 1463 Comment
  SD112324  Juniperus californica Darley F. Howe 1936-6-14 362 Riverside San Jacinto Mountains Comment
  RSA402292  Justicia californica P. J. Remple 1942-3-1 s.n. Riverside Between Indio and Palm Springs Comment
Read comments
Nov 5 2011
  UC888135  Justicia californica Lewis S. Rose 1938-12-18 38325 Riverside Palm Springs 137 Comment
  RSA778398  Kallstroemia californica Amber Swanson 2011-10-9 651 Riverside Around the Hayfields ext N of Hwy I-10. 426 Comment
  CLARK-A1528-854  Keckiella antirrhinoides Robin Maetche, Geoffrey Matthews, Jim Hearne 1971-5-15 Riverside Elsinore Comment
  OBI32614  Keckiella antirrhinoides Larry Cohen 1969-5-8 s.n. Riverside 4.5 mi S of Barton Rd on Reche Cyn rd dirt road 100 yds beyond Melody Ranch, S side of road 457 Comment
  UCSB40587  Keckiella antirrhinoides Hendon, E. 1980-5-23 Riverside Along old Banning- Idyllwild Rd; 4 miles east of junction with Hwy. 243 Comment
  RSA293257  Keckiella antirrhinoides subsp. antirrhinoides D. C. Michener 1981-5-15 3925 Riverside Palomar Mtns. Dripping Springs just north of the Agua Tibia Wilderness Area and East of the forest service station and campground. 152 Comment
  RSA679113  Keckiella antirrhinoides subsp. antirrhinoides M. Wall, Sean Wall 2003-5-24 331 Riverside NE of Skinner Reservoir, Rawson Canyon, Rawson Rd. 2.7 miles from jct. with Washington Ave. 564 Comment
  LA209342  Keckiella antirrhinoides subsp. microphylla Elizabeth McClintock; 1940-5-26 sn Riverside 1.5 mi. W of Pinon Flats, Pines to Palms Highway Comment
  SBBG66454  Keckiella antirrhinoides subsp. microphylla L. G. Yates 1894-11-22 Riverside Riverside County [no specific locality] Comment
  LA209268  Keckiella cordifolia W. E. Pequegnat; 1937-8-11 sn Riverside Santa Ana Mountains, 0.25 mi above Bear Springs 1402 Comment
  RSA678931  Keckiella cordifolia Scott D. White, Michael Honer 2003-6-3 9474 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  CAS-BOT-BC246224  Keckiella ternata subsp. ternata D. E. Breedlove 1961-8-5 939 Riverside Riverside Highway 1, 0.2 mi. SW of Fuller Mill Creek, San Jacinto Mountains 1645 Comment
  SEINET3151183  Krameria canescens S. B. Parish 1907-4-23 6109 Riverside Western border of the Colorado desert 150 Comment
  CAS-BOT-BC43708  Krameria erecta Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9560 Riverside 1 mile below Cottonwood Springs. 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
  RSA500981  Lamarckia aurea Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3100 Riverside Vail Lake area, ridge-top 1 mile W of dam. 642 Comment
  UCD63325  Lamarckia aurea H. M. Reed 1914-4-23 Riverside Box Springs Mts., arroyo to w., near Sanitarium. Comment
  UCR21907  Lamarckia aurea Steve Boyd 1980-5-2 156 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  HSC66730  Larrea tridentata D. Goforth, D. Reed 1980-3-25 358 Riverside Hwy. 195, 6 mi. E of Mecca, Box Canyon, Mecca Hills. 122 Comment
  RSA0087457  Larrea tridentata Sarah J. De Groot, Amy Rouillard 2015-9-15 7569 Riverside Ford Dry Lake, Chuckwalla Valley, north of I-10. 107 Comment
  RSA329549  Larrea tridentata Gary D. Wallace 1966-3-26 266 Riverside Thousand Palm Oasis in the Indio Hills 70 Comment
  RSA457779  Larrea tridentata Steve D. Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2219 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine. 400 Comment
  RSA727007  Larrea tridentata Naomi S. Fraga, Sarah J. De Groot, Lisa Rojas, Leland Lubinsky 2005-2-10 1444 Riverside Along Palen Road near Hwy 177. 170 Comment
  RSA760807  Larrea tridentata Thomas Stoughton, Jackie McConnaughy, Andrew Monks, M. Volke 2010-4-22 156 Riverside N of I-10. Approx. 1.5 miles up Corn Springs Rd. 213 Comment
  RSA799814  Larrea tridentata D. M. Ray 2011-3-5 5 Riverside Sonoran Desert: Chuckwalla Valley along Kaiser Road. 198 Comment
  UCR240282  Larrea tridentata D. Dozier 1994-4-21 09 Riverside Sonoran (Colorado) Desert, NE of I-10 Fwy at intersection with Indian Canyon Dr., c. 1 mile east of Indian C. and 200 m north of access road 224 Comment
  RSA649664  Lastarriaea coriacea Rashmi Pant, Darin Banks 1996-5-13 1024 Riverside NW Palomar Mtns. Agua Tibia Mountians. Foothills S of Hwy 79; E of the Dripping Spring Campground; along xeric ridge, approximately 100mi E of the Dripping Springs Guard Station. Comment
  RSA361596  Lasthenia coronaria N. C. Cooper 1944-3-25 997 Riverside Cabazon. 457 Comment
  RSA550037  Lasthenia coronaria Walter Wisura, A. King, L. Newcomb 1992-4-10 4670 Riverside Low Desert: Whitewater Road N of I10 Comment
  UCR103910  Lasthenia coronaria B. G. Pitzer 1997-4-11 3120 Riverside Lakeview Mtns, Pulsar View Road (dirt), at sharp turn in road c. 1 mi. (air) NE of Juniper Flat Road, and c. 3/4 -1 mi. by road from the base of the hills. C. 3/4 mi. (airline) SE of Mt. Rudolph (measured from BM 'Nelson') 610 Comment
  UCR88738  Lasthenia coronaria A. C. Sanders, K. C. Rose 1995-4-5 16366 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  SEINET7042766  Lasthenia glabrata W. P. Vestal, A. G. Vestal 1955-3-25 3476 Riverside Adenostoma chaparral, Lakeview Mountains on Juniper Flat Road. Lakeview quadrangle UTM Zone 11, 489935mE, 3735502mN. Comment
  RSA550487  Lasthenia glabrata subsp. coulteri D. E. Bramlet 1992-4-15 2233 Riverside 1.4 km west of Nuevo adjacent to the San Jacinto River. The site si some 267 , south of 12th st. and some 120m east of the San Jacinto River. The area is adjacent to the recently disturbed ROW for reclaimed water piplines. 433 Comment
  POM8300  Lasthenia gracilis P. A. Munz, R. D. Harwood 1920-3-20 3368 Riverside 5 miles S of Corona. 305 Comment
  RSA512127  Lasthenia gracilis Ed LaRue 1989-4-21 s.n. Riverside Moreno Valley, ca. 1 mi S of Hwy 60 on Nason St. Adjacent to W side of Nason, S of Dracaea Ave. Comment
  UCR88737  Lasthenia gracilis A. C. Sanders, K. C. Rose 1995-4-5 16372 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  UCR90755  Lasthenia gracilis Scott D. White 1995-4-5 2741 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  UCR91595  Lasthenia gracilis D. L. Banks, Steve Boyd 1995-3-16 87 Riverside Agua Tibia Mountains, Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn., east of the Dripping Springs Alcove, Arroyo Seco drainage. 555 Comment
  SD236281  Lathyrus odoratus John F. Green 2006-5-3 Riverside Peninsular Ranges: French Valley, unincorporated Riverside County, along Briggs Road between Porth Road and Los Alamos Road. 402 Comment
  UC1719501  Lathyrus sulphureus D. Atwood 1993-3-26 17654 Riverside Summit of Santa Ana Mountains, 4.8 mi S of Lake Elsinore, along Hwy 74 812 Comment
  RSA33899  Lathyrus vestitus subsp. laetiflorus N. C. Cooper 1945-5-24 1637 Riverside Big Oaks Canyon, Banning. 1219 Comment
  RSA406627  Lathyrus vestitus subsp. vestitus H. M. Hall 1897-7-18 s.n. Riverside Beaumont Comment
  CAS-BOT-BC379666  Layia platyglossa J. C. Roos 1965-6-13 s.n. Riverside Mountain Center, San Jacinto Mtns. Comment
  CAS-BOT-BC379667  Layia platyglossa Steve Boyd 1986-4-22 1764 Riverside Temescal Canyon: Terrace escarpment W side of Indian Wash, S of I-15 Comment
  CAS-BOT-BC379673  Layia platyglossa H. M. Hall 1899-5-1 s.n. Riverside San Jacinto Mountains, Southern California; Johnsons 1676 Comment
  CLARK-A1528-70  Leersia oryzoides John C. Roos, Lucille Roos 1951-10-24 5345 Riverside Riverside 259 Comment
  UCR19012  Leersia oryzoides John C. Roos, L. Roos 1951-10-24 5345 Riverside Riverside, shallow stream at outlet of Fairmount Park Lake 238 Comment
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Feb 23 2014
  UCR24002  Leersia oryzoides John C. Roos 1965-11-4 s.n. Riverside Riverside, outlet of lake at Fairmont Park 238 Comment
  SD137980  Lemna minuta Darin L. Banks, Steve Boyd 1995-10-17 811 Riverside Northwest Palomar Mts,Agua Tibia Mts, Cleveland National Forest, Agua Tibia Wilderness Area, along lower Arroyo Seco, south of Dripping Springs Campground, along narrow benches where Arroyo Seco turns to the east, just west of the metasedimentary hills. 523 Comment
  SD145980  Lepidium dictyotum var. acutidens A. C. Sanders, K. C. Rose 1998-5-21 21858 Riverside Hemet: alkaline flats west of town, east of the canal, south of Highway 74 and ca. 1/4 mile west of Warren Road. 456 Comment
  UCR281095  Lepidium dictyotum var. dictyotum Mitch Provance, Jeremiah George 2017-3-23 317- 69 Riverside Elsinore Trough, Lake Elsinore, about 350 ft. NW of the corner of Diamond Dr. and Pete Lehr Dr. 386 Comment
  RSA614129  Lepidium didymum D. L. Banks 1997-2-23 1296 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, south of Pechanga Road in the Reservation, north of Pechanga Creek, and east of the Pechanga Tribal Government Center. 367 Comment
  RSA784722  Lepidium lasiocarpum Duncan S. Bell 2012-3-18 3209 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
  UCR30098  Lepidium lasiocarpum George K. Helmkamp 1983-4-5 483 8 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, large wash below Chuckwalla Spring, 9 miles SW of Graham Pass Road 489 Comment
  POM134  Lepidium lasiocarpum var. lasiocarpum Robinson, Crocker 1916-4-3 s.n. Riverside Elsinore region. Comment
  UC68541  Lepidium lasiocarpum var. lasiocarpum H. M. Hall Apr 1905 5823 Riverside 8 mi w Coachella; Colorado Desert 0 Comment
  SD136238  Lepidium latifolium Dylan T. Hannon 1993-5-6 175 Riverside Norco, ca 3 miles west of Interstate 15, along north side of Santa Ana River bordering dairy fields Comment
  UCR68503  Lepidium latifolium Chet McGaugh 1991-6-20 91- 01 Riverside Peninsular Range, Murrieta Hot Springs Area: c. 1 mi east of Hwy I-215, south of and adjacent to Murrieta Hot Springs Road 348 Comment
  CAS-BOT-BC89753  Lepidium latipes A. C. Sanders 1993-5-12 14000 Riverside Hemet, southwest corner of the intersection of Florida Avenue (Highway 74) and Warren Road. 457 Comment
  CAS-BOT-BC154069  Lepidium nitidum A. C. Sanders; T. B. Salvato; Mitch Provance 2003-4-4 25833 Riverside San Bernardino/Santa Ana River Valley Region: Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope 421 Comment
  CAS-BOT-BC60097  Lepidium virginicum var. menziesii Munz; Harwood 1920-3-20 3399 Riverside 5 miles south of Corona. 304 Comment
  UCR256748  Lepidium virginicum var. robinsonii T. B. Salvato, Thomas M. Sullivan Jr 2013-4-16 7547 Riverside Gavilan Hills, extension of Lake Street north of the Temescal Canyon, and c. 0.41 mi north of the junction with Hwy I-15 454 Comment
  UCR25950  Lepidium virginicum var. robinsonii John C. Roos 1952-2-29 5367 Riverside San Bernardino Valley, [upper] Reche Canyon 549 Comment
  CHSC109008  Lepidospartum squamatum Orlando Mistretta; D. Bell, J. Beckman, J. England, K. Kane, et al. 2010-4-12 4483 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm) in the vicinity of Bonnie Bell; between N33.94127, W116.64118 and N33.94722, W116.64305. 488 Comment
  POM319671  Lepidospartum squamatum Patricia Wilder 1971-9-29 5265 Riverside Along San Jacinto River at north end of Fairview Street, north of Florida Street. Valle Vista; east of Hemet; south side of river 518 Comment
  RSA575857  Lepidospartum squamatum Steve Boyd 1980-9-22 s.n. Riverside Lakeview Mountains, Juniper Flats area along Juniper Flats Rd. at '4 J's Ranch.' Comment
  RSA898  Lepidospartum squamatum J. T. Howell 1927-8-1 551 Riverside Morongo Pass, Northern Colorado Desert 457 Comment
  RSA94984  Lepidospartum squamatum F. W. Peirson 1920-12-29 5267 Riverside 1.5 miles east of Whitewater Station, head of Coachella Valley. Comment
  CLARK-A1528-5128  Lepidospartum squamatum var. palmeri John C. Roos 1965-10-12 Riverside Whitewater Comment
  JEPS69871  Leptodactylon pungens W. L. Jepson 1901-5-25 1456 Riverside Coyote Canyon , Coyote Canyon (sw of Santa Rosa Mts.) Comment
  SD90507  Leptosiphon ciliatus Robert F. Thorne, J. P. Simon and C. W. Tilforth 1969-6-24 38087 Riverside San Jacinto Mountains; above James Reserve in Hall Canyon. 1676 Comment
  POM46975  Leptosiphon lemmonii Mary F. Spencer 1919-6-21 1208 Riverside In open woods. 1616 Comment
  RSA128224  Leptosiphon liniflorus P. H. Raven 1958-7-26 11104 Riverside Meadow just below Vista Grande Ranger Station, Banning - Idyllwild Road. Comment
  POM17544  Leptosiphon pygmaeus subsp. pygmaeus H. Baer 1923-5-6 s.n. Riverside 1 mile east of Alberhill Comment
  UC856649  Lesquerella tenella C. L. Hitchcock 1940-3-31 5881 Riverside Cottonwood Springs 1/2 mi below Spring; Cottonwood Springs Comment
  SD160999  Lessingia glandulifera var. glandulifera Virginia Moran 2003-9-1 Riverside Peninsular Ranges; Perris-Aguanga Basin region; Wilson Valley Mitigation Bank. Comment
  UCR139966  Lessingia glandulifera var. glandulifera Virginia Moran 2003-7-17 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), NE of Wilson Valley Road and west of Wilson Creek 915 Comment
  UCR193757  Lessingia glandulifera var. glandulifera A. C. Sanders, Mitch Provance 2008-7-11 35756 Riverside Peninsular Range; San Jacinto Mtns., 3/4 mi. NE of Mountain Center, c. 1/4 mile NE of Keenwild Fire Station, near road to helipad 1494 Comment
  RSA512760  Leymus condensatus Walter Wisura, Bart O'Brien, M. Durant 1990-6-12 4443 Riverside Ortega Highway 2.8 miles from T-junction S of Lake Elsinor, in burned area. Comment
  UC38168  Leymus condensatus H. M. Hall May 1899 1218 Riverside Smith Mt. San Jacinto Mountains Comment
  UCR241482  Lilium humboldtii Tracy Tennant, Jeffrey Ross 1998-5-21 MOR- 235 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Hathaway Creek Canyon, NW of Cabazon 976 Comment
  SD229046  Lilium parryi Dick Schwenkmeyer 2012-6-27 738 Riverside May Valley, approx. 5 miles southeast of Idyllwild town center, Mt. San Jacinto, Riverside County, CA. 1531 Comment
  UCR26378  Lilium parryi A. C. Sanders 1981-7-11 2201 Riverside San Jacinto Mtns., Hall Canyon above the James Reserve, at Indian Creek 1738 Comment
  POM12419  Limosella acaulis Philip A. Munz 1922-9-6 6378 Riverside Hidden Lake 2439 Comment
  RSA719786  Limosella acaulis Naomi S. Fraga, Ilene Anderson, Mike Hamilton, Michael Wall, Gary D. Wallace 2006-9-7 1774 Riverside Mount San Jacinto State Park, Hidden Lake. 2652 Comment
  RSA543614  Linanthus androsaceus subsp. luteolus Steve Boyd, L. Arnseth, Orlando Mistretta 1991-5-6 6149 Riverside S side of Elsinore Peak. Comment
  CLARK-A1528-3472  Linanthus dianthiflorus John C. Roos 1950-4-15 4735 Riverside Reche Canyon 761 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
  RSA68310  Linanthus dianthiflorus subsp. dianthiflorus G. R. Campbell 1951-5-30 16114 Riverside 9 miles west of Anza. 1067 Comment
  UCR21908  Linanthus pygmaeus Steve Boyd 1980-5-2 160 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UCR1675  Linaria canadensis W. R. Moberly 1962-4-9 620409- 21 Riverside 7 mi west of Jct of Hwys 71-79 on Hwy 71 610 Comment
  CLARK-A1528-602  Linum lewisii Bruce Freeman 1969-6-14 690614-1 Riverside San Jacinto Mountains Comment
  UCR123612  Linum usitatissimum T. B. Salvato 1999-5-31 108 Riverside Upper Santa Ana River Basin/San Bernardino Valley, Riverside, residence at 1009 Bascomb Drive 305 Comment
  UCR91978  Linum usitatissimum S. J. Myers 1996-1-16 s.n. Riverside Perris Basin, 2 mi NE of Perris, flood control channel between Perris Blvd, & Murrieta St., parallel to Nuevo Rd c. 1/4 mi N. 442 Comment
  UC4704  Listera convallarioides H. M. Hall July, 1901 2534 Riverside along tributary of Snow Creek (n side of mountains); San Jacinto Mountains 2286 Comment
  UCR139160  Loeflingia squarrosa S. J. Myers, M. D. Wilcox 2003-5-15 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1128 Comment
  UC120278  Loeflingia squarrosa var. squarrosa D. Cleveland 1882-5-3 Riverside San Jacinto Plain Comment
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Nov 9 2009
  POM14104  Loeseliastrum schottii P. A. Munz, D. D. Keck 1922-4-13 4936 Riverside Desert Center. 183 Comment
  UCR244378  Loeseliastrum schottii Jim Andre 2012-4-16 20947 Riverside Joshua Tree National Park;, along Geotour Road, at SW end of one-way loop in Pleasant Valley at foot drainage below Pinyon Well, c. 7.5 mi. south of paved National Park Loop Rd. 1095 Comment
  UCSB31751  Loeseliastrum schottii Murch, Patricia 1963-4-7 Riverside Joshua Tree National Forest 914 Comment
  SEINET251655 Image available Lolium perenne John Green 2005-5-4 Riverside Perris-Aguanga Region: SE corrner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base (Steele Peak 7.5 'Q) Comment
  POM14441  Lolium temulentum P. A. Munz, Johnston 1922-5-19 5383 Riverside 8 miles NE of Murietta. 412 Comment
  UCR21018  Lomatium dasycarpum A. C. Sanders, Steve Boyd 1980-5-19 01499 Riverside San Jacinto Mtns, Garner Valley. Meadow west of Kenworthy Ranger Station. 1375 Comment
  JOTR30248  Lomatium mohavense Leary, C. and Leary, Pat 1979-5-5 2986 Riverside Joshua Tree National Park. Above Covington Flat, Joshua Tree National Monument, T2S R7E sec 6 Comment
  RSA795513  Lomatium mohavense C. P. Cowan 1978-4-23 1235 Riverside Santa Rosa Mountains. 17.3 mi (27.2 km) S and W on Hwy 74 from jct w/111 at Indian Wells. San Bernardino National Forest. Whittaker transect no.W-221(voucher). 1180 Comment
  UC1400355  Lomatium utriculatum R. F. Thorne, E. Lathrop, et al. 1969-5-19 37952 Riverside Rancho California, top of Mesa de Colorado Santa Rosa plateau 624 Comment
  UCR201460  Lonicera subspicata Scott D. White, Justin M. Wood 2008-7-10 12448 Riverside San Jacinto Mountains, Fobes Spring 1500 Comment
  JEPS12865  Lonicera subspicata var. denudata W. L. Jepson May 17 1901-Jun 1 1901 1560 Riverside near Temescal (Waller's Ranch) Comment
  SEINET3815175  Lophocereus schottii John L. Anderson, Duncan Bell and Kim Clark 2013-1 Riverside Comment
  RSA406724  Lotus argophyllus subsp. argophyllus B. C. Templeton, C. B. Clokey, I. W. Clokey 1930-4-15 1481 Riverside Murray Canyon, Palm Springs 457 Comment
  UC15536  Lotus argyraeus H. M. Hall Jun 1901 2140 Riverside Coyote Canyon San Jacinto Mountains, Santa Rosa Mountain 1524 Comment
  POM122398  Lotus crassifolius Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild, San Jacinto Mountains. Comment
  RSA406159  Lotus hamatus N. R. Zabriskie, Walter M. Zabriskie 1973-4-3 609 -a Riverside Top of Poorwill Canyon, Andreas Canyon area, est slope San Jacinto Mountains 427 Comment
  GMDRC2043  Lotus heermannii J. Andre 2006-4-26 6757 Riverside Little San Bernardino Mountains: Joshua Tree National Park: Long Canyon, approx. 2.3 mi. S. of NE corner (boundary) of park Near 34.06072 deg. N 116.44711 deg. 43681' W. Elev. 3463 ft. 1056 Comment
  RSA561065  Lotus heermannii Steve Boyd, T. S. Ross, Dave Bramlet 1993-5-12 7348 Riverside Southern Santa Ana Mountains, Sant Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon, 365 Comment
  RSA614598  Lotus heermannii A. C. Sanders, Steve Ogg 1994-7-28 15177 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd Bridge 243 Comment
  RSA627503  Lotus heermannii Scott D. White 1998-7-31 6943 Riverside Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park; San Jacinto Mts. 1707 Comment
  UCR117084  Lotus heermannii A. C. Sanders, T. B. Salvato 2001-5-16 24309 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
  UC80942  Lotus nevadensis var. nevadensis A. W. Anthony 1895-7-10 Riverside San Jacinto Mts. 2590 Comment
  UC489086  Lotus oblongifolius var. oblongifolius C. V. Meyer 1928-7-24 Riverside Idyllwild Falls San Jacinto Mts. 1981 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
  RSA90380  Lotus salsuginosus var. brevivexillus F. W. Peirson 1927-4-12 7155 Riverside Painted canyon, near Mecca. Comment
  RSA676090  Lotus salsuginosus var. salsuginosus Scott D. White 2001-4-13 8321 Riverside Badlands; County landfill area north of Moreno Valley. About 1/4 air mi NW of the SR-60 Freeway jtn with Gilman Springs Rd. 595 Comment
  UCR176174  Lotus scoparius subsp. brevialatus Amber Bruno 2005-6-7 52 Riverside Riverside; east side of UC Riverside, east end of Big Springs Rd. on north side of road, 0.25 mi. east of Watkins Dr. but west of the railroad track, Islander Park 351 Comment
  RSA314658  Lotus scoparius var. brevialatus R. F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55476 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  IRVC26263  Lotus strigosus A. C. Sanders, D. Malueg 2003-5-8 26571 Riverside Los Alamos Road at Warm Springs Creek crossing west of Hwy 79, northeast of the Hogbacks, north of Los Alamos Rd. and east of the creek Perris-Aguanga Basin region 396 Comment
  POM28285  Lotus strigosus Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 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
  RSA689379  Lotus strigosus Scott D. White 2001-4-18 8366 Riverside Coachella Valley: Palm Springs. NE corner of Sunrise Dr. and San Raphael Dr. (Palm Springs) 152 Comment
  RSA783587  Lotus strigosus M. Wall 2011-4-2 600 Riverside Bautista Creek, east of Hemet off Bautista Canyon Rd. ca. 6.5 miles east of jct. with Fairview Ave. 758 Comment
  UCR172194  Lotus strigosus 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
  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
  RSA507467  Lotus strigosus var. hirtellus Kathy Harper 1988-5-14 s.n. Riverside San Jacinto Mountains, along Hwy 243, 1-2 mi. below Mt. Edna turnoff. Comment
  UCR214552  Lotus strigosus var. tomentellus A. C. Sanders 2010-3-15 37393 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
  CLARK-A1528-2812  Lotus tomentellus John C. Roos 1937-4-18 1355 Riverside Whitewater Comment
  RSA406466  Lotus tomentellus M. B. Dunkle 1937-3-25 4960 Riverside Dry Morongo. Comment
  CLARK-A1528-668  Ludwigia peploides Rose Gagnon 1968-5-14 680514-2 Riverside Riverside Comment
  UC130312  Lupinus H. M. Hall 1899-5-20 1376 Riverside Moreno Comment
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Mar 20 2011
  RSA124265  Lupinus arizonicus E. K. Balls, Percy C. Everett 1958-3-20 22937 Riverside South base of Eagle Mts., U.S. Hwy 60/70. 366 Comment
  UCR75059  Lupinus arizonicus A. C. Sanders, E. J. Lawlor 1992-4-4 12124 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  RSA0113505  Lupinus arizonicus Lyman Benson 1945-3-29 11635 Riverside Canyon on Palm Springs Road. Mt. Range: Little San Bernardino. 609 Comment
  SEINET6180880  Lupinus arizonicus subsp. arizonicus Noel H. Holmgren, Patricia K. Holmgren; Ruth E. Kern 1973-3-21 6423 Riverside Big Maria Mountains, 12 airline miles north of downtown Blythe.; 0 290 Comment
  SEINET10490537  Lupinus arizonicus subsp. arizonicus David B. Dunn 1946-2-22 Dunn 1965 Riverside In mud flats dry, caked and split. All american canal catch basin from desert Washes. Oracopia mountains ne of the saltan sea. Very arid country Comment
  RSA0013624  Lupinus bicolor LeRoy Gross, Duncan S. Bell 2013-4-30 6031 Riverside Surveyed from Apela Drive, right at junction of road to sewage disposal ponds, south to Strawberry Creek., Started near 33.73367N, 116.75074W. And ended at 33.72912N 116.75098W. 1510 Comment
  RSA715328  Lupinus bicolor John Green 2006-4-27 s.n. Riverside Peninsular ranges, Foothills of Santa Ana Mtns./Santa Rosa Plateau: Temecula, plot centered on San Diego Aqueduct corridor between Nicolas Road and Via Norte. 351 Comment
  UCR174548  Lupinus bicolor Jennifer H. Jones 2006-6-6 400 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
  RSA699732  Lupinus bicolor subsp. tridentatus Keith E. Hoffmaster 1937-6-6 s.n. Riverside Hemet Lake. Comment
  RSA407119  Lupinus chamissonis Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  UCD84940  Lupinus concinnus Chuck Hughes 2010-3-23 212 Riverside About 11.5 miles south of Highway 62, next to railroad tracks. 254 Comment
  UCR178308  Lupinus concinnus T. B. Salvato, Tracy Tennant 1998-4-23 MOR- 928 Riverside San Bernardino Mtns., Morongo Indian Reservation, seep in Wood Canyon, tree stand W-07 1220 Comment
  RSA559939  Lupinus concinnus subsp. concinnus Steve D. Boyd 1992-4-18 6890 Riverside Buck Mesa, S of Lake Skinner, 1.8 mi E of main entrance rd to lake along Borell Rd. Comment
  POM229448  Lupinus concinnus subsp. optatus Philip A. Munz 1937-5-30 15080 Riverside Northwest slope of Santa Rosa Mountain. 2134 Comment
  RSA87096  Lupinus concinnus subsp. optatus F. W. Peirson 1938-5-30 s.n. Riverside Thomas Mountain, Hemet Valley. 1402 Comment
  SEINET10485080  Lupinus concinnus subsp. optatus Charles R. Gunn 1963-5-29 Gunn 2630 Riverside Riverside co road r1, 1/2 mi above fulmore lake, san bernardino national forest , San jacinto mountains. White standard, blue keel and wings. Comment
  HSC85266  Lupinus densiflorus var. austrocollium Steve Boyd 1986-4-22 1763 Riverside W side of Indian Wash, S of I-15 Comment
  UCR26542  Lupinus excubitus A. C. Sanders, S. Hagopian 1981-5-20 2152 Riverside Perris-Aguanga Basin, S side of Pauba Valley, within l mi of Hwy 71 bridge over the Temecula River 367 Comment
  CAS-BOT-BC216703  Lupinus excubitus var. excubitus John Thomas Howell 1931-6-4 6642 Riverside Summit of Jackrabbit Trail Comment
  POM2440  Lupinus excubitus var. hallii Philip A. Munz 1918-4-27 2153 Riverside Temescal Canyon. Comment
  RSA90133  Lupinus latifolius subsp. parishii E. K. Balls, Percy C. Everett 1953-8-19 18532 Riverside North of Fullermill Co., 1.3 miles north of Black Mt, Truck Trail, hwy from Banning to Idyllwild 1829 Comment
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Jul 14 2012
  RSA413762  Lupinus longifolius Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  SEINET7907968  Lupinus shockleyi D. A. Johnson 2005-1 Riverside Between Coachella & S entrance to Joshua Tree Nat'l Park, S of Interstate 10 914 Comment
  RSA736707  Lupinus sparsiflorus Scott D. White 2004-4-26 10242 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Indian Creek Watershed. 518 Comment
  SEINET7063232 Image available Lupinus sparsiflorus A. G. Vestal 1963-5-19 s.n. Riverside About 1.5 miles northeast of Aguanga on Route 371. UTM Zone 11, 512930mE, 3702605mN. (WGS84/NAD83). 719 Comment
  UCR116829  Lupinus sparsiflorus A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23930 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  UCR241254  Lupinus sparsiflorus T. B. Salvato, Tracy Tennant 1998-4-16 MOR- 1204 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Potrero Canyon about 1 mile above locked gate, east side of road near old corrals, tree stand P-03 976 Comment
  RSA771625  Lupinus truncatus Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4999 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010 732 Comment
  SD185226  Lupinus truncatus T. B. Salvato, Kent Beaman 2005-5-16 811 Riverside San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Highway 74. 548 Comment
  UC1537126  Lupinus truncatus Gordon H. True Jr. 1935-4-8 228 Riverside Mockingbird Canyon 457 Comment
  UC865520  Lupinus truncatus I. W. Clokey, C. B. Clokey, B. C. Templeton 1930-4-15 4631 Riverside Perris-Gavilan Peak 550 Comment
  UCR270392  Lupinus truncatus John F. Emmel 1998-5-2 1545 Riverside San Jacinto Mtns., SW foothills, Bautista Canyon, 0.8 road mile SE of national forest boundary 729 Comment
  RSA0125368  Lycium andersonii Duncan S. Bell, Sarah De Groot, LeRoy Gross 2016-2-17 8763 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting near the Martinez Slide, approximately 4 air miles northeast of the summit of Martinez Mountain. 264 Comment
  UCR100094  Lycium andersonii R. G. Swinney 1967-3-5 s.n. Riverside San Jacinto Mtns/Colorado Desert, Snow Creek 381 Comment
  RSA428543  Lycium andersonii var. deserticola H. S. Gentry 1949-4-10 8697 Riverside Aguanga. Comment
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May 25 2016
  UC884602  Lycium cooperi I. W. Clokey 1935-4-17 6880 Riverside Cottonwood Springs Comment
  UCR124135  Lythrum californicum Steve Boyd 1989-7-7 3766 Riverside Peninsular Range, Upper Temscal Canyon at SE end of Alberhill Mtn. south of I-15 at Nichols Rd. exit 381 Comment
  RSA192015  Lythrum hyssopifolia E. W. Lathrop 1966-5-15 6307 Riverside 3 miles SE of Murrieta on the De Luz Road. Comment
  RSA617822  Lythrum hyssopifolia R. E. Riefner Jr. 1998-5-15 98 -304 Riverside Elsinore Trough between Willard and Murrieta Creek, Lake Elsinore. Comment
  SD152812  Malacothamnus densiflorus Steve Boyd 1992-4-14 6831 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Western flank of Bluewater Canyon along Bluewater Trail. 341 Comment
  CAS-BOT-BC345426  Malacothrix clevelandii A. C. Sanders 1994-5-30 14586 Riverside San Bernardino Mountains: NNE of Beaumont at Highland Springs, hills N of the end of Bellflower Ave. at Dutton St. 950 Comment
  CAS-BOT-BC345427  Malacothrix clevelandii A. C. Sanders; P. MacKay; T. Thomas; O. Clarke 1997-5-4 20629 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
  UC455906  Malacothrix clevelandii I. J. Condit 1910-6-24 Riverside road to Strawberry Valley; San Jacinto Mts. 914 Comment
  UCR89785  Malacothrix clevelandii Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3345 Riverside Peninsular Range; Santa Ana Mns., Proposed pipeline route; Lake Elsinore Pumped Storage Hydroeletric Project. west of Lake Elsinore, SE of Hwy 74 915 Comment
  SD224860  Malacothrix glabrata G. K. Helmkamp 1998-4-4 3140 Riverside Southern Mojave Desert: junction of CA hwy 62 (Twentynine Palms hwy) and CA hwy 177 (Desert Center-Rice Rd.) 456 Comment
  UCR279412  Malacothrix glabrata A. C. Sanders, Jim Malusa 2017-3-25 43006 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Arroyo Seco, 3.5-4 km south of Augustine Pass, 100-200 m S of Bradshaw Trail, c. 1.5 km N of Imperial Co. line 652 Comment
  UCR91620  Malacothrix saxatilis var. tenuifolia D. L. Banks, Steve Boyd 1995-6-27 0741 Riverside NW Palomar Mtns., Agua Tibia Mtns., along the Crosley Road, north of the jct between the Cutca Road; north of the Devils Hole area, north of the Forest Boundary. north of the first gate along the road approx 1/2 mi from Hwy 79 518 Comment
  POM114622  Malacothrix stebbinsii A. M. Alexander, Louise Kellogg 1941-5-7 2129 Riverside 12 miles southwest of 29 Palms 1311 Comment
  SD143832  Malva parviflora Scott D. White 1996-12-26 4643 Riverside Perris area. 424 Comment
  SD146224  Malvella leprosa A. C. Sanders, Mitch Provance 1999-9-26 23122 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 mi SE of Jackrabbit Trail on Gilman Springs Road, 1.4 mi. S of Eden Hot Spr. 433 Comment
  UC28935  Marah macrocarpa W. G. Wright 1892-1 Riverside Colorado Desert Comment
  UCR154828  Marah macrocarpa A. C. Sanders, Mike Misenhelter 2005-3-23 29274 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  RSA775339  Marah macrocarpa var. macrocarpa Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5020 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010 750 Comment
  UC1419866  Marina orcuttii Jan Zabriskie 1976-6-1 849 Riverside near Horsethief Creek (Cactus Spring trail, Boyd Deep Canyon Desert Research Center, University of California); Santa Rosa Mts. 1127 Comment
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Mar 20 2011
  CAS-BOT-BC193266  Marina parryi Steve Boyd; S. Meury; R. Noyes; L. Arnseth; D. Nordin; T. Ross 1988-3-10 2131 Riverside N. end of Palen Mrns, 2 mi west of Palen Pass 91 Comment
  CAS-BOT-BC216178  Marina parryi C. L. Hitchcock 1932-4-7 12205 Riverside sandy wash, Corn Springs, eastern Riverside County Comment
  CAS-BOT-BC218947  Marina parryi Lilly H. Kruse 1954-1-18 s.n. Riverside Painted Canyon near Mecca Comment
  RSA517249  Marina parryi Steve D. Boyd, Thomas S. Elias, Erika Winter 1986-2-18 1319 Riverside Mecca Hills, Colorado Desert: Painted Canyon N of Highway 195. Comment
  SBBG22978  Marina parryi D. Myrick 1965-3-2 1070 Riverside near Midland, N of Blythe 91 Comment
  SD44843  Marina parryi Darley F. Howe 1952-4-28 Riverside 4.0 miles east of Desert Center Comment
  UCR104028  Marina parryi George K. Helmkamp 1998-4-4 3154 Riverside Sonoran (Colorado) Desert, 7.1 miles north of Hwy I-10 on Eagle Mtn Rd, to the vicinity of the pumping station 305 Comment
  UCD124982  Marrubium vulgare Robert J. Weatherby 1949-5-21 492 Riverside Radec near Hemet. 609 Comment
  POM157888  Marsilea vestita P. A. Munz 1927-5-20 10800 Riverside Murrieta Hot Springs Comment
  RSA0013134  Matricaria discoidea LeRoy Gross, Caitlin Elam 2013-5-14 6062 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
  UCR241681  Matricaria discoidea T. B. Salvato 2013-3-22 7396 Riverside Perris-Aguanga Basin, southern end of Menifee Valley, between Hwy 215 and Winchester Rd (Hwy 79), on Los Alamos Rd at its crossing of Warm Springs Creek 402 Comment
  CAS-BOT-BC422726  Meconella denticulata Baer 1922-9-1 s.n. Riverside Elsinore Comment
  CAS-BOT-BC422727  Meconella denticulata L. R. Abrams 1935-4-7 13679 Riverside San Juan Canon [Canyon], Ortega Highway, about 2 mi. above, Orange Co. line. 762 Comment
  CSUSB1103  Medicago polymorpha D. Gordon 1952-3-25 Riverside C.E.S. 396 Comment
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Nov 20 2011
  CAS-BOT-BC502098  Medicago truncatula R. E. Riefner, Jr. 2014-4-30 14 -92 Riverside City of Temecula, drainage at end of Eucalyptus Ct. at Great Oak Trail, vicinity of Pechanga Pkwy and Wolf Creek Dr. North 325 Comment
  SD162826  Melica californica A. C. Sanders 1997-3-15 19916 Riverside Lake Skinner area: hill (1864) E of Skinner Lake at NW end of Tucalota Hills, rocky gabbro and granite hill 566 Comment
  RSA0121430  Melica frutescens Duncan S. Bell, LeRoy Gross 2016-3-30 9147 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.75 air miles southeast of the summit of Martinez Mountain. 698 Comment
  RSA403497  Melica imperfecta George R. Johnstone 1934-3-27 18578 Riverside Near Wildomar. Inland route to Temecula. Comment
  UC149807  Melica imperfecta H. M. Hall 1902-4-26 2974 Riverside vicinity Riverside (Box Springs Mt.); Box Springs Mt. 685 Comment
  UCR265845  Melica imperfecta Mitch Provance 2012-5-24 512- 15 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
  UCR270304  Melica imperfecta T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8370 Riverside Santa Ana Mountains, unnamed west-east trending canyon south of Mabey Canyon and north of Tin Mine Canyon, c. 0.6 mi west of the end of West Foothill Parkway 424 Comment
  UCR41432  Melilotus albus Scott Cantrell, W. Appleby 1985-9-19 s.n. Riverside Santa Ana River Regional Park. south side of the river 207 Comment
  JOTR31141  Menodora scoparia La Doux, Tasha 2009-6-3 1852 Riverside Joshua Tree National Park. (Stop 2): Little San Bernardino Mountains, Covington Flats Area, Covington Spring 1396 Comment
  UCR244388  Mentzelia albicaulis Jim Andre 2012-4-16 20969 Riverside Southern Mojave Desert, Joshua Tree National Park; along Cottonwood Springs Rd [=Pinto Basin Rd.], c. 6 mi. south of north entrance at Twin Tanks parking area 1197 Comment
  RSA618411  Mentzelia dispersa D. L. Banks 1997-5-5 1965 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
  JOTR31008  Mentzelia involucrata La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1294 Riverside Joshua Tree National Park. Stop 5: Hexie Mountains, steep gravel slopes above north side of Blue Cut Gorge Comment
  RSA0043029  Mentzelia involucrata Duncan S. Bell, Loraine Washburn 2014-4-8 6575 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern/central section of range; approximately 2.25 air miles north of Clemens Well and Bradshaw Trail. 495 Comment
  RSA678362  Mentzelia involucrata Steve Boyd, Amber Maurice, Pesach Lubinsky, Lel Lubinsky 2003-4-17 10503 Riverside West side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains. Comment
  RSA748288  Mentzelia involucrata Justin M. Wood 2009-3-26 416 Riverside Coachella Valley: Thousand Palms, Under Edison powerlines, near intersection of 30th Ave and Via Las Palmas. 61 Comment
  SEINET192011  Mentzelia involucrata C. L. Hitchcock 1940-3-29 5855 Riverside Cottonwood Canyon, ca 100 yards east of Spring. Comment
  SEINET3350022  Mentzelia involucrata Stephen Hale 2012-1 4820 Riverside Black Point Mesa, Big Maria Mts., 0.25 mi. W SR 95, 15 Mi. N Blythe 197 Comment
  UCR180230  Mentzelia involucrata Scott D. White, Pam Devries 2006-3-14 11258 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, a few mi east of Indio, at proposed I-10 Freeway/ McNaughton Parkway interchange, north of the I-10 Freeway 152 Comment
  UCR226727  Mentzelia involucrata Jim Andre 2011-2-9 15912 Riverside Sonoran (Colorado) Desert, Mecca Hills, along Box Canyon Road at upper end of gorge, c. 6 mi south southeast of the junction with Hwy I-10, c. 12 mi west of Chiriaco Summit 284 Comment
  UCR50920  Mentzelia involucrata A. C. Sanders 1988-5-11 7796 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal, east of the gasline road from Niland 549 Comment
  RSA69561  Mentzelia jonesii F. W. Peirson 1928-4-24 7909 Riverside Below Cottonwood Springs, Eagle Mountains. Northern Colorado Desert. Comment
  RSA592004  Mentzelia laevicaulis Frederick W. Oettinger 1968-10-23 819 Riverside San Bernardino Mts, Whitewater Canyon, 10milesNNW of Palm Springs, Comment
  RSA770303  Mentzelia laevicaulis Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4486 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 488 Comment
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Dec 14 2011
  RSA554371  Mentzelia nitens Theo Glenn 1991-4-9 91 -137 Riverside Big wash in Eagle Mountains 787 Comment
  SBBG45338  Mentzelia nitens Leota Davidson 1966-4-6 115 Riverside near Joshua Tree Nat Monument headquarters Comment
  JEPS41203  Mentzelia obscura E. E. Schellenger April 1920 Riverside near Coachella; Colorado Desert Comment
  UCR102947  Mentzelia obscura George K. Helmkamp 1998-4-4 3163 Riverside Sonoran (Colorado) Desert, 7.1 miles north of Hwy I-10 on Eagle Mtn Rd, to the vicinity of the pumping station 305 Comment
  UCR91562  Mentzelia obscura A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6074 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  UCR241671  Mercurialis annua O. F. Clarke 2011-2-27 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 365 Comment
  CAS-BOT-BC435293  Mesembryanthemum nodiflorum A. C. Sanders 1993-5-12 14003 Riverside Hemet, SW corner of the intersection of Florida Ave. (Hwy 74) and Warren Rd., between the New San Diego Aqueduct and Warren. 460 Comment
  RSA689389  Mesembryanthemum nodiflorum Scott D. White 2003-6-9 9526 Riverside Northeast corner of Devonshire Ave. and Warren Rd., immediately south of Tres Cerritos. 473 Comment
  UCR267162  Microseris douglasii subsp. douglasii Mitch Provance, Matt Amalong, Eric Kline 2015-3-24 315- 16 Riverside Temecula/Murrieta Region, Murrieta, S of Keller Rd., along dirt portion of Menifee Rd. (unmarked), on the old Clydesdale horse ranch 461 Comment
  RSA496365  Microseris douglasii subsp. platycarpha Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-3-19 3039 Riverside Vail Lake area, 0.5 mi WNW of dam, S flank Oak Mountain 549 Comment
  UCR217650  Microseris douglasii subsp. platycarpha Karyn L. Drennen, Ana Hernandez 2010-5-5 08 Riverside Santa Ana Mountain foothills, Santa Rosa Plateau, Mesa de Burro. 1.2km southeast of Miller Canyon, 430m southeast of a large vernal pool and 750m east of Waterline Road 595 Comment
  RSA263715  Microseris douglasii subsp. tenella E. W. Lathrop 1969-5-9 7050 Riverside Mail Divide Truck. Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  UCR182514  Microseris heterocarpa Mitch Provance 2005-5-17 6596 Riverside Warm Springs Valley, Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, c. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site 421 Comment
  UCR228854  Microseris heterocarpa A. C. Sanders, T. B. Salvato 2011-3-28 38820 Riverside Peninsular Range; Perris-Aguanga Basin Region, Menifee Valley, powerline corridor along McLaughlin Rd. west of Murrieta Rd., north of Sun City 439 Comment
  RSA180438  Microseris lindleyi E. W. Lathrop 1965-5-9 5720 Riverside 6 miles W of Murrieta. Comment
  RSA528103  Microseris lindleyi Steve Myers 1991-4-15 91 -13 Riverside City of Banning, W of fields Road, N of Interstate 10 & S o the Morongo Indian Reservation. 671 Comment
  RSA741551  Microseris lindleyi Scott D. White, Justin M. Wood 2008-6-16 12117 Riverside San Jacinto Mountains: Fobes Canyon, +/- 1 mile up Fobes Ranch Road from Fobes Spring. 1540 Comment
  UCR213301  Microseris lindleyi A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37706 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
  UCR215509  Microseris lindleyi Daphne K. Christopher, Hannah I. Stevens 2003-4-3 089 Riverside Peninsular Range, UC Riverside Motte Rimrock Reserve 536 Comment
  UCR241205  Microseris lindleyi Tracy Tennant, Jeffrey Ross 1998-5-21 MOR- 270 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Hathaway Creek Canyon, NW of Cabazon 976 Comment
  RSA0018774  Mimetanthe pilosa Robert F. Thorne, Walter Wisura 1977-9-17 50779 Riverside San Jacinto Mountain: Long Valley to Round Valley along trail to summit. 2591 Comment
  JEPS4592  Mimulus aurantiacus var. pubescens C. V. Meyer June 1927 211 Riverside Idyllwild Grade San Jacinto Mts. 914 Comment
  RSA38705  Mimulus aurantiacus var. pubescens Percy C. Everett 1945-6-7 11504 Riverside Indian Canyon, along Indian Canyon Truck Trail. Comment
  UCR241634  Mimulus aurantiacus var. pubescens T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 352 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  UCSB38664  Mimulus aurantiacus var. pubescens 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; Whittaker transect #W-229 Comment
  SEINET3079984 Image available Mimulus bigelovii Barbara Gayle Pitzer 1998-1-24 3393 Riverside Sonoran (Colorado) Desert; N foot of Chuckwalla Mtns, Eagle Mt Rd, south side of Hwy I-10, 0.8 mi south of Hwy at powerline rd, & wash directly south of road 500 Comment
  RSA4942  Mimulus bigelovii var. bigelovii Carl B. Wolf 1932-4-27 3055 Riverside North base of Chuckwalla Mountains, 5 miles East of Desert Center, Colorado Desert. 152 Comment
  UC68774  Mimulus bigelovii var. bigelovii H. M. Hall May 1905 6011 Riverside Cottonwood Springs Colorado Desert Comment
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Oct 9 2010
  SEINET4095872  Mimulus brevipes C. Davidson 1975-1 2812 Riverside 5.4 miles north of Alameda Station on road R1 from Idyllwild to Banning. 1652 Comment
  UC26875  Mimulus brevipes H. M. Hall June, 1901 2058 Riverside s side San Jacinto Mountains 1524 Comment
  UCR260569  Mimulus brevipes T. B. Salvato 2014-5-29 8033 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Bundy Canyon Road and Debon Street, c. 0.7 mi west of Murrieta Rd and 4.4 mi southeast of Canyon Lake 537 Comment
  RSA0054836  Mimulus brevipes Keith E. Hoffmaster 1937-6-6 763 Riverside Near Valle Vista, Hemet Valley. Comment
  UC27107  Mimulus breweri H. M. Hall July 1901 Riverside vicinity Deer Spring (Accordion Creek); San Jacinto Mountains 2590 Comment
  UCSC000865  Mimulus cardinalis Peter Kamb 1948-7-11 1199 Riverside Hall Canyon, San Jacinto Mts. 1646 Comment
  CSUSB2021  Mimulus diffusus J. Bennett 1979-6-3 s.n. Riverside San Jacinto Mts., Pine Cove Comment
  CLARK-A1528-4243  Mimulus floribundus John C. Roos 1937-5-10 2330 Riverside Perris Comment
  RSA450075  Mimulus floribundus J. C. Roos 1952-4-29 5595 Riverside Pigeon, Box Springs Mts. 457 Comment
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May 21 2011
  LA209400  Mimulus guttatus Elizabeth McClintock; 1940-5-19 sn Riverside about 1.5 to 2 mi from Pines to Palms Hwy on Santa Rosa Mt Rd Comment
  RSA80472  Mimulus latidens F. W. Peirson 1922-5-19 3043 Riverside Menifee Valley (South of Perris) 427 Comment
  UCR174078  Mimulus pilosus A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32592 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
  CAS-BOT-BC385089  Mirabilis albida Jean L. Pawek 1964-9-25 635 Riverside Hwy S74 near entrance to Santa Rosa Indian Reservation 1828 Comment
  RSA770933  Mirabilis laevis Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4960 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 823 Comment
  RSA0027987  Mirabilis laevis var. crassifolia Ed LaRue 1989-6-11 s.n. Riverside W side of Lakeview Mtns., ca 1 mi SE of town on [of] Nuevo. 640 Comment
  RSA708059  Mirabilis laevis var. crassifolia Scott D. White, Angelia Carey 2004-4-16 10179 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 549 Comment
  UCD98155  Mirabilis laevis var. crassifolia T. B. Salvato; Kent Beaman 2005-5-16 884 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
  OBI8247  Mirabilis laevis var. retrorsa David J. Keil, Malcolm G. McLeod 1977-3-26 12008 Riverside 0.2 mi NW of Prado Dam on Calif 71 183 Comment
  UC851737  Mirabilis laevis var. retrorsa C. L. Hitchcock 1940-4-1 5906 Riverside 1 mi below Cottonwood Springs, Joshua Tree National Monument Comment
  POM158427  Mirabilis laevis var. villosa P. A. Munz 1927-5-21 10885 Riverside 10 miles SW of Coahuila [now Cahuilla]. Comment
  POM12912  Mirabilis multiflora var. pubescens P. A. Munz 1922-6-24 5812 Riverside Pipe Creek, Hemet Valley Comment
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Mar 24 2011
  RSA464621  Mirabilis multiflora var. pubescens N. R. Zabriskie, W. M. Zabriskie 1972-3-30 500 Riverside west of Hwy 74, Santa Rosa Mountains 976 Comment
  RSA0035939  Mirabilis tenuiloba Deidre Conocchioli, Duncan S. Bell 2014-3-4 149 Riverside 1.3 miles down dirt BLM road from paved 58th Avenue; 4WD road south of Lake Cahuila and La Quinta. Just northeast of mouth of Devil Canyon, east side of Santa Rosa Mountains, west edge of Coachella Valley 37 Comment
  UC444444  Mirabilis tenuiloba W. G. Wright 1880-1 Riverside Colorado Desert Comment
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Dec 17 2016
  OBI8387  Mohavea confertiflora David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-27 12062 Riverside Along Box Cyn rd ca 20 mi ENE of Mecca on Orocopia Mts 274 Comment
  RSA80251  Mohavea confertiflora F. W. Peirson 1928-3-10 7708 Riverside Hidden Spring, northern Colorado Desert. Comment
  SD233949  Mohavea confertiflora Thomas Stoughton 2011-2-20 740 Riverside Colorado Desert; Western Colorado Desert region: 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 (Mortmar 7.5' USGS) 305 Comment
  SJSU11581  Mohavea confertiflora R. C. McGehee 1970-3-4 121 Riverside junction of Joshua Tree National Monument boundary & rd to Mission Sweet Mine Comment
  UCR112401  Mohavea confertiflora A. C. Sanders, T. B. Salvato 2000-5-16 23390 Riverside Sonoran (Colorado) Desert, Coachella Valley, under powerlines at gravel pits just south of the mouth of Thermal Canyon 30 Comment
  UCR163875  Mollugo cerviana B. G. Pitzer 2000-11-4 4243 Riverside Sonoran (Colorado) Desert, north side of the Chuckwalla Mtns., Eagle Mountain Rd. 0.8 mi. south of Hwy I-10 at and around powerline road, c. 3.5 mi. WSW of Desert Center 402 Comment
  UCR193738  Monardella breweri subsp. lanceolata A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35656 Riverside Peninsular Range; San Jacinto Mtns., May Valley, slopes west of Herkey Creek and north of Bonita Vista Rd., SSW of Fleming Ranch 1524 Comment
  SEINET6699508 Image available Monardella lanceolata C. Epling 1932-6-26 Riverside Jarupa Hills Comment
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Nov 7 2015
  UCR272127  Monardella linoides subsp. linoides Duncan S. Bell 2015-9-30 8668 Riverside Santa Rosa Mountains, summit area of Asbestos Mountain 1573 Comment
  LA96077  Monardella nana Elizabeth McClintock; M. McClintock, D. Weiner 1941-7-11 94 Riverside Banning-Idyllwild road. 0.75 mi. beyond Stone Creek Comment
  LA96080  Monardella nana Elizabeth McClintock; 1940-7-21 28 Riverside Santa Rosa Mountains, short distance below Santa Rosa Springs Comment
  LA96103  Monardella nana Elizabeth McClintock; 1941-7-21 123 Riverside San Jacinto Mountains, trail to Hidden Lake, a short distance below Willow Creek Comment
  UCR114631  Monardella nana subsp. arida G. R. Ballmer, Kay Stockwell 1995-6-25 s.n. Riverside San Jacinto Mtns, Pacific Crest Trail, near Pyramid Peak [c. 3 km (airline) SSE of Palm View Pk.--A. C. Sanders] 2134 Comment
  CHSC67960  Monardella nana subsp. leptosiphon Alison Graff 1993-6-23 M- 9 Riverside San Bernardino National Forest, San Jacinto Mtns. 0.1 mi down FS 4S02 from Black Mtn. Rd. (FS 4S01). Comment
  CLARK-A1528-1334  Monardella nana subsp. tenuiflora Frank C. Vasek 1979-7-26 77907260- 2 a Riverside Santa Rosa Mountains 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
  UCR139131  Monolepis nuttalliana Julie A. Greene 1993-4-17 1206 Riverside San Jacinto Valley, San Jacinto Wildlife Area. west of San Jacinto River, west of Davis Rd 439 Comment
  POM41981  Monoptilon bellioides Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA784739  Monoptilon bellioides Duncan S. Bell 2012-2-12 3084 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  SBBG15883  Monoptilon bellioides R. Gunnerson 1953-3-21 130 Riverside ca. 9 mi E of Indio Comment
  UCR213931  Monoptilon bellioides Naomi Fraga, Lisa Rojas 2005-2-10 1350 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  UCR158279  Muhlenbergia A. C. Sanders, G. K. Helmkamp 1996-3-17 17974 Riverside Coachella Valley, North Palm Springs (Garnet), I-10 at Indian Ave., N of Garnet Ave 250 Comment
  POM13028  Muhlenbergia microsperma P. A. Munz, D. Keck 1922-4-13 4947 Riverside Eagle Mountains. 244 Comment
  RSA574749  Muhlenbergia microsperma Steve Boyd 1982-5-20 s.n. Riverside Gavilan Hills region, southeastern flank of Estelle Mountain. 671 Comment
  SEINET273111 Image available Muhlenbergia microsperma A. C. Sanders 1997-3-19 20048 Riverside Lake Skinner area: lower S slopes of Bachelor Mt. near old quarries 473 Comment
  UC819060  Muhlenbergia microsperma P. A. Munz and I. M. Johnston 1922-5-21 5550 Riverside dry slope 4 mi ne San Jacinto 457 Comment
  POM1102  Muhlenbergia richardsonis H. M. Hall 1901-06 2428 Riverside Tauquitz Valley 2805 Comment
  RSA17545  Muhlenbergia rigens C. B. Wolf 1936-6-17 7960 Riverside Santa Ana Mountains, Tenaja Road: road to La Cienaga, 1.4 mile off Ortega Highway. 610 Comment
  RSA679009  Muilla maritima Michael Wall 2003-5-17 315 Riverside Lamb Canyon (Hwy. 79) south of Beaumont, side canyon east side of Hwy., 5.4 miles north of Ramona Expressway. 579 Comment
  RSA736532  Muilla maritima Scott D. White 2004-4-26 10238 Riverside Soboba Indian Reservation, Indian Creek Watershed 518 Comment
  UCR113539  Muilla maritima Mitch Provance 1998-6-6 692 Riverside Jurupa Mountains, Jensen Quarry, Sunnyside area on W side of Sierra Blvd, just east of corner of 29th St. and Scenic Drive 262 Comment
  RSA67110  Myosurus minimus subsp. apus F. W. Peirson 1922-5-19 4171 Riverside Menifee Valley Comment
  UCR110456  Myosurus minimus subsp. apus D. E. Bramlet 1998-4-22 2603 Riverside Perris-Aguanga Basin region, French Valley area, 305m east of Washington Road and 10m north of Rawson Road, 6m west of the San Diego Canal. 447 Comment
  UCR22157  Myosurus minimus subsp. apus Steve Boyd 1980-5-13 264 Riverside Gavilan Hills, Harford Springs County Park, at NW corner of the Gavilan Plateau 640 Comment
  RSA421105  Nama demissa N. C. Cooper 1949-4-8 3277 Riverside Shaver s Summit east of Indio. 610 Comment
  RSA721839  Nama demissa J. R. Bruff 1928-4-2 100 Riverside Canyon 1 mile west of Morengo Comment
  RSA718304  Nama demissa Michael Honer, L. Hulse 2004-4-2 1886 Riverside East Wide Canyon; near MWD aqueduct, appx 2 mi. N of Dillon Rd. 488 Comment
  UC702046  Nama demissa var. demissa Harlan Lewis 1946-4-21 105 Riverside Whitewater Canyon Comment
  RSA449970  Navarretia atractyloides J. C. Roos 1952-5-26 5724 Riverside Haas' ranch, Reche Canyon. 457 Comment
  SD136793  Navarretia atractyloides Steve Boyd, Tim Ross 1992-6-10 7623 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, near 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 405 Comment
  RSA450147  Navarretia hamata J. C. Roos 1965-6-30 s.n. Riverside ortega Highway, Santa Ana Mtns. Comment
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May 21 2011
  SDSU13600  Navarretia hamata subsp. hamata W. Miller, C. Mosse 1972-7-5 Riverside Road below south gate (20ft). Comment
  UCR222306  Navarretia intertexta R. F. Thorne, E. W. Lathrop, Steve Beckstrom-Sternberg, B. Martin 1982-1 55217 Riverside Peninsular Ranges; Santa Ana Mountains, SW of Murrieta, Santa Rosa Plateau, Mesa de la Punta near south edge of plateau, approached by De Luz Rd. 579 Comment
  RSA339652  Nemacladus longiflorus var. breviflorus R. F. Thorne, C. W. Tilforth 1980-5-28 54232 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  UC416792  Nemacladus longiflorus var. longiflorus Fred M. Reed 1907-5-26 1367 Riverside n of Rubidoux Mt. (San Ana River banks, Riverside and vicinity); Riverside, Santa Ana River Comment
  RSA525331  Nemacladus ramosissimus Steve Boyd, L. Arnseth, M. Skinner 1990-4-28 4462 -a Riverside Vail Lake area, Hwy R3 (Sage rd) at junction with Debby Road. just S of Sage. Comment
  RSA586115  Nemacladus ramosissimus D. L. Banks, S. D. Boyd 1995-4-5 0155 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, W of the Dripping Springs Trail. 503 Comment
  RSA747139  Nemacladus ramosissimus A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30061 Riverside 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 457 Comment
  SEINET10461108  Nemacladus rubescens Raven 1958-3-15 Raven 11833 Riverside Painted Canyon, near Mecca Comment
  SEINET10840521  Nemacladus rubescens Philip A. Munz, Charles L. Hitchcock 1928-4-3 Munz 10948 Riverside 10 miles northwest of Riggs Comment
  UCR177946  Nemophila menziesii Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 016 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Hathaway Canyon, tree stand F-06 915 Comment
  UCR225595  Nemophila menziesii A. C. Sanders 2011-3-29 38859 Riverside Peninsular Range; Perris-Aguanga Basin Region, hills between Sun City and Perris, low hilltop along powerline corridor c. 1/2 mile west of Goetz Rd., west of Alabaster Loop, above the San Jacinto River upstream of Railroad Canyon Lake 451 Comment
  JEPS12281  Nicotiana attenuata Carl V. Meyer 1928-7-26 523 a Riverside right above Dutch Flat (Hannah's sawmill); San Jacinto Mts. Comment
  RSA262085  Nicotiana bigelovii var. wallacei E. W. Lathrop 1968-5-22 6948 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  RSA559348  Nicotiana bigelovii var. wallacei Steve D. Boyd 1992-5-15 7394 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
  SDSU11221  Nicotiana glauca James C Dice, J. DeWald 1987-10-5 734 Riverside Santa Margarita River, near aqueduct crossing. T8S, R3W, southeast 1/4 of northeast 1/4 of sction 27. 247 Comment
  HSC21284  Nicotiana obtusifolia L. S. Rose 1967-12-19 67182 Riverside La Quinta 15 Comment
  JOTR34018  Nicotiana obtusifolia La Doux, Tasha, M. Harding 2010-4-7 2905 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View; side canyon leading north, approx. 1 mile north of park boundary Comment
  RSA264605  Nicotiana obtusifolia C. R. Orcutt 1889-04 1464 Riverside Colorado Desert. Comment
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Sep 7 2011
  RSA278981  Nicotiana obtusifolia Barry A. Prigge, L. Martinez 1978-3-23 2431 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  SEINET3077688 Image available Nicotiana quadrivalvis Rodney Hendrick 1965-5-2 Riverside 6 mi west Aguanga on Hwy 71. Comment
  SEINET3894804  Nolina parryi D. W. McNeal 1981-5-19 2542 Riverside Beside the Ryan Mtn trail about 0.3 mi. s. of the trail head parking area. Joshua Tree Nat. Mon.; 0 Comment
  UC63871  Nolina parryi H. M. Hall May 17 1901-Jun 1 1901 1819 Riverside se base San Jacinto Mt. 1402 Comment
  UCR24197  Nolina parryi John C. Roos, Lucille Roos 1949-4-23 4282 Riverside Sonoran (Colorado) Desert, Eagle Mtns., Munsen Canyon Comment
  UC197907  Notholaena californica S. B. and W. F. Parish 1882-1 502 A Riverside Agua Caliente, desert slope of San Jacinto Mountain Comment
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Mar 9 2011
  POM11862  Notholaena californica subsp. californica P. A. Munz, I. M. Johnston 1922-5-21 5551 Riverside 4 mi. N.E. of San Jacinto 457 Comment
  POM886  Notholaena californica subsp. californica I. M. Johnston 1918-4-27 1864 Riverside Temescal Canon (Between Elsinore and Corona) 366 Comment
  OBI7134  Nymphaea alba Pam Wolf 1976-5-29 197 Riverside Pond at Fairmont Park 457 Comment
  RSA654568  Oenothera bistorta Melinda M. Cude, Ken Godrey 1977-5-14 s.n. Riverside Hwy 71; 1 mile north of ranger station along riverbed. Comment
  UCR155047  Oenothera californica Jason L. Hlebakos 2005-5-30 822 Riverside Peninsular Range, Durasno Valley, SE of Coahuilla Indian Reservation, c. 11 mi east of Bonnie Road, and c. 6 mi SSW of Anza 1402 Comment
  RSA146298  Oenothera californica subsp. californica William M. Klein, R. K. Benjamin 1960-3-22 1302 Riverside Along California State Hwy 74 approximatley 12 miles east of the junction of the Aguanga-Anza road. Comment
  POM355308  Oenothera deltoides subsp. deltoides Douglas Bothwell 1934-3-31 s.n. Riverside Valle Vista, Hemet. Base of San Jacinto Mtns Comment
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Mar 27 2011
  POM355585  Oenothera deltoides subsp. deltoides Glenn Shryoek 1928-3-17 s.n. Riverside Colorado Desert. Painted Canyon. Comment
  SEINET5345712  Oenothera deltoides var. deltoides H. M. Hall 1905-1 5926 Riverside Colorado Desert, McCoy Wash 91 Comment
  RSA604766  Olea africana A. C. Sanders 1996-10-23 19643 Riverside Rubidoux Mt, NE foot of the Mtn above the end of 9th Street. 305 Comment
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Jun 26 2008
  RSA597060  Olea europaea D. L. Banks, Lauren Raz 1996-11-5 1157 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, S of San Gabriel Church; Along a newly established firebreak along a NW-SE running ridgeline, near the water tank. 402 Comment
  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
  RSA399181  Oligomeris linifolia Robert M. Perkins, H. de Forest 1937-3-15 s.n. Riverside 20 miles East of Indio. Comment
  UCR50294  Oligomeris linifolia B. G. Pitzer, S. J. Myers, J. Wilkinson 1988-2-21 607 Riverside Sonoran (Colorado) Desert, S end of Coxcomb Mtns, 0.2 mi. north of Hwy 177 (Old Desert Center - Rice Road), at 10.6 mi. NE of Desert Center 229 Comment
  CAS-BOT-BC349926  Oncosiphon piluliferum A. C. Sanders 2011-3-30 38906 Riverside Peninsular Range: city of Lake Elsinore, along north edge of Hwy 74 at and above Trellis Lane 457 Comment
  CAS-BOT-BC349927  Oncosiphon piluliferum A. C. Sanders; T. B. Salvato 2005-5-17 30239 Riverside Perris Basin: San Jacinto Valley, Gilman Springs Rd. at Quail Lake Golf Course 439 Comment
  UCR116800  Oncosiphon piluliferum A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24210 Riverside Perris-Aguanga region, Moreno Valley, along I-215 just south of the March Field Museum, 0.7 mi. south of Van Buren Blvd. 465 Comment
  UCR266156  Oncosiphon piluliferum R. E. Riefner Jr. 2015-3-24 15- 97 Riverside Perris-Agunaga Basin, city of Perris, Case Road at Watson Road 450 Comment
  POM314609  Opuntia basilaris var. basilaris J. W. Toumey 1895-4-10 s.n. Riverside Banning. Comment
  UCR41420  Opuntia erinacea A. C. Sanders 1984-4-21 5020 Riverside San Jacinto Mtns., Pinyon Flats, rocky S facing slope south of Hwy 74 and west of the dolomite mine 1220 Comment
  UCR94072  Opuntia erinacea Scott D. White, D. Haselfeld 1996-7-2 4274 A Riverside San Jacinto/Santa Rosa Mtns, Pinyon Flat area, north of Hwy 74, c. 10 road mi east of junction with Hwy 371, west-facing slope of Sugarloaf Mountain and adjacent valley 1402 Comment
  SEINET3412078  Opuntia littoralis Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28523 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert. 1236 Comment
  SEINET224185  Opuntia littoralis var. martiniana Lyman Benson, Robert Benson 1955-12-6 15618 Riverside Hills 3 miles southeast of Redlands. Crystal/springs 488 Comment
  SBBG60650  Oreostemma alpigenum var. andersonii R. Hoffmann 1929-9-5 Riverside Tahquitz Valley 2438 Comment
  UC469006  Oreostemma alpigenum var. andersonii F. M. Reed 1908-7-10 2532 Riverside Round Valley San Jacinto Mountains 2743 Comment
  UC1520678  Orobanche cooperi Noel H. Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-22 6467 Riverside 7 mi ssw of Rice (Rice Valley); Rice Valley 274 Comment
  SEINET13710345  Orthocarpus purpurascens S. W. Austin, S. W. Austin 1969-1 34 Riverside on SW Side of Alberhill Rd, 2.5 Mi. NW Elsinore 1000 Ft 305 Comment
  UC1531138  Osmadenia tenella Robert F. Thorne, M. Z. Thorne, and W. Wisura 1978-5-21 52002 Riverside Mesa de Colorado Santa Rosa Plateau Comment
  RSA458996  Osmorhiza brachypoda E. Crow 1929-4-7 317 Riverside East end of Corona Skyline Drive, Santa Ana Mountains. Comment
  UCR50584  Oxalis californica B. G. Pitzer, E. Misquez 1988-2-28 0635 Riverside Santa Ana Mtns, Walker Basin, southwest of Murrieta, Avenida Del Oro, 2 mi south of Rancho California Road 428 Comment
  CSUSB852  Oxalis rubra William A. Hunt 1972-5-25 720525 1 Riverside City of Riverside; UCR campus, Picnic Hill 365 Comment
  RSA506847  Oxytheca trilobata James L. Reveal, Barbara J. Ertter 1976-6-30 4567 Riverside Santa Rosa Mountains, along the dirt road to Santa Rosa Mountain, 4 miles south of Hwy 74. 1738 Comment
  UCR201632  Oxytheca trilobata Scott D. White, Justin M. Wood 2008-6-16 12130 Riverside San Jacinto Mountains, Fobes Ranch Road north of Quinn Flat 1463 Comment
  UCR55276  Oxytheca trilobata Kathy Harper 1988-6-11 s.n. Riverside San Jacinto Mtns., On Thomas Mtn Rd., south of Thomas Mtn. Lookout. Comment
  UCR102816  Paeonia californica A. C. Sanders 1997-3-19 20059 Riverside Lake Skinner area, upper Rawson Canyon, west of Black Mountain, along the road from Lake Skinner 549 Comment
  SEINET10799061  Palafoxia arida David B. Dunn 1946-2-23 Dunn 1958 Riverside Collected in mud flats dry and caked and split. All American CAnal catch basin from desert washes. Orascopia Mts. northeast of the Saltan Sea. Comment
  RSA0020038  Panicum hirticaule Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6010 Riverside Chuckwalla Valley; south side of Interstate 10, approximately 16 air miles west of Blythe and about 2 air miles southeast of Wileys Well. 122 Comment
  POM193819  Panicum hirticaule subsp. hirticaule Marcus E. Jones 1929-9-19 24693 Riverside East of Desert Center Comment
  CAS-BOT-BC253855  Panicum miliaceum Gordon Sun 1916-8-1 s.n. Riverside Top of St. John's Grade Comment
  VVC699  Panicum miliaceum P. J. MacKay, T. Thomas 1997-2-8 96 Riverside Colorado Desert, Palm Springs, Tahquitz debris basin mouth of Tahquitz Canyon Comment
  UCR2633  Panicum urvilleanum S. B. Parish 1907-1 s.n. Riverside Sonoran (Colorado) Desert, Whitewater at edge of the Colorado Desert 396 Comment
  UCD170911  Parietaria hespera A. C. Sanders 2014-4-8 40973 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. c. 280 m NE of the I-15 crossing, near mouth of Mayhew Canyon. 317 Comment
  RSA448024  Parietaria hespera var. hespera J. A. Comstock 1934-4-15 s.n. Riverside Moist shady place. Comment
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Apr 15 2015
  RSA0040117  Parkinsonia florida Joseph Brehm 2014-7-21 s.n. Riverside Collected at Dos Palmas ACEC along the north fence, just north of percolation ponds. Comment
  RSA698048  Parosela emoryi J. Russell Bruff 1929-1-1 406 Riverside 1000 Palms Comment
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Nov 9 2011
  RSA700041  Parosela mollis W. Marquart 1938-3-12 s.n. Riverside 10 miles west of Blythe. Comment
  SBBG8647  Pectis papposa H. and M. Dearing 1939-11-12 4027 Riverside E of Palm Springs Comment
  UCR17641  Pectis papposa Hap Ritter, Paul Mack 1976-10-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, sand dunes southeast of Hopkins Well and west of Wiley's Well Road 152 Comment
  CAS-BOT-BC355868  Pectis papposa var. papposa C. F. Saunders 1913-6-1 s.n. Riverside Palm Springs, Colorado Desert Comment
  GMDRC3106  Pectis papposa var. papposa J. Andre, T. La Doux 2008-9-13 10268 Riverside Eagle Mountains: at Joshua Tree Natl. Park boundary, lower slopes of south end of Eagle Mtns, along aqueduct access road 33 deg. 44.231' N 115 deg. 29.059' W. Elev. 1164 ft. 355 Comment
  UCD134919  Pectis papposa var. papposa F. D. Parker 1965-10-18 s.n. Riverside Interstate Highway 10, 18.5 miles west of Blythe. Comment
  OBI20878  Pectocarya heterocarpa Robert F. Hoover 1969-4-11 11213 Riverside Mouth of Morongo Valley Cyn Comment
  RSA775798  Pectocarya heterocarpa Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 990 Riverside Iron Mountains, on southwest side of mountains in drainage on either side of the road 419 Comment
  JOTR35926  Pectocarya penicillata De Groot, Sarah J., Jessica Chu, Loraine Washburn 2013-3-22 6874 Riverside Joshua Tree National Park. Cottonwood Spring; Fan palm oasis and surrounding slopes. 905 Comment
  OBI38914  Pectocarya platycarpa A. C. Sanders, B. Pitzer, D. Charlton, & Kniffen, Kniffen 1986-3-3 6123 Riverside Corn Spring, Chuckwalla Mts, wash below the spring and wash and rocky slopes to the south (T6S, R16E, sec 28-projected) 488 Comment
  RSA559922  Pectocarya platycarpa Steve Boyd, C. Boyd, K. A. Boyd 1992-4-19 6911 Riverside N end of the Granite Mtns on sandy bajada along powerline road near jtn of Hwy 177 and Hwy 62. Area of transition between Mojave and Colorado Deserts. Comment
  RSA0106692  Pectocarya recurvata Duncan S. Bell, Thomas Stoughton 2010-3-19 560 Riverside Central section of the Arica Mountains; within the Palen/McCoy Wilderness area; approximately 2 air miles west of Priest Well. 449 Comment
  UCD120133  Pectocarya recurvata LeRoy Gross; Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1430 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. Near 33 deg. 37'32'N, 115 deg. 19'35'W: UTM 3721895N, 655238E to 33 deg. 36'52N, 115 deg. 19'54': UTM 3720669N, 654757E. 479 Comment
  RSA77817  Pectocarya setosa F. W. Peirson 1921-3-21 4059 Riverside Gordon Trail from Andreas Canyon, east base of the San Jacinto Mtns. 1067 Comment
  RSA500990  Pedicularis densiflora Steve Boyd, Tim S. Ross, L. Arnseth 1989-4-1 3109 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
  CAS-BOT-BC71396  Pellaea mucronata Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  POM182208  Pellaea mucronata P. A. Munz 1932-4-24 12393 Riverside San Jacinto Mountains: Snow Creek Canyon 457 Comment
  UCR261392  Pellaea mucronata Joseph Cahill 2011-1-8 111- 22 Riverside Peninsular Range; Santa Ana Mtns., Cleveland National Forest, San Juan Loop Trail, c. 0.5 mi. from eastern trailhead off Hwy 74 590 Comment
  GMDRC2052  Pellaea mucronata var. mucronata J. Andre 2006-4-26 6773 Riverside Little San Bernardino Mountains: Joshua Tree National Park: ridgetop, W. of upper Long Canyon, approx. 0.5 mi. S. radio tower and of NE corner (boundary) of park Near 34.06663 deg. N 116.44661 deg. W. Elev. 4347 ft. 1325 Comment
  JOTR33798  Pellaea mucronata var. mucronata La Doux, Tasha 2007-3-7 3323 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Pushwalla Cyn, approx 200 m beyond Pinyon Well Prospects Comment
  UC399533  Pellaea mucronata var. mucronata Ivan Johnston 1917-4-4 Riverside Palm Canyon; Colorado Desert 762 Comment
  JEPS7536  Penstemon eatonii var. undosus W. L. Jepson 1914-5-18 6007 Riverside n Indio (Pinon Well grade summit, betw. Pinon Well and County Well); Colorado Desert, summit Pinon Well grade, n of Indio Comment
  SD232337  Penstemon heterophyllus Scott D. White, Justin M. Wood 2009-5-21 12849 Riverside San Jacinto Mountains: McMullen Flat area, 0.35 N on Valley Hi Dr, from intersection w/ Twin Pines Rd. 1195 Comment
  RSA701748  Pentachaeta aurea Steve Boyd, Valerie Soza 2004-6-22 11547 Riverside Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along forest service road 5N13 near 5N06. 1463 Comment
  HSC1081  Pentagramma triangularis W. R. Supernaugh, Jr. 1964-12-24 25 Riverside Joshua Tree Nat'l Monument, 0.25 mi. E of Ryan Campground 1311 Comment
  RSA0070738  Pentagramma viscosa Scott D. White, Teresa Salvato 2001-6-8 8591 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. 335 Comment
  CAS-BOT-BC355996  Perityle emoryi L. R. Abrams 1926-3-26 11012 Riverside Palm Springs Comment
  CAS-BOT-BC355997  Perityle emoryi Ynez Whilton Winblad 1937-4-23 s.n. Riverside Palms to Pines Highway, Mt. San Jacinto Comment
  POM10251  Perityle emoryi Charlotte M. Wilder 1907-04 s.n. Riverside Andreas Canyon, near Palm Springs Comment
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Apr 17 2011
  SD215413  Perityle emoryi W. Wisura, J. Dolan and M. Wall 1992-3-24 4640 Riverside 5.6 miles south of I-10 on road to Corn Spring. Comment
  SJSU11661  Perityle emoryi R. C. McGehee 1970-3-5 132 Riverside Corn Springs, Chuckwalla Mts 18 mi SE of Desert Center Comment
  UC306392  Perityle emoryi S. B. Parish 1919-3-27 19196 Riverside Palm Canyon Colorado Desert Comment
  UC35634  Perityle emoryi S. B. Parish Apr 4 1896-Apr 13 1896 4147 Riverside Agua Caliente, desert base of San Jacinto Mt. San Jacinto Mt., Palm Springs 152 Comment
  UCR269872  Perityle emoryi A. C. Sanders, Jim Malusa 2016-3-18 42364 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  UCR3449  Perityle emoryi John Minnich 1964-3-22 64-3-22 16 Riverside Sonoran (Colorado) Desert, Box Canyon (Calif. Hwy 195), c. 10 mi. east of Mecca 61 Comment
  RSA0065563  Petalonyx linearis Peter Gail 1961-5-6 s.n. Riverside Palms to Pines Highway. Comment
  RSA247995  Petalonyx thurberi Robert F. Thorne, S. T. Blake 1965-6-1 34712 Riverside Morongo Valley pass 488 Comment
  SD125665  Petunia violacea A. C. Sanders 1987-4-7 7046 Riverside Riverside, vacant lot on the north side of Spruce St. between Rustin and Canyon Crest. 299 Comment
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Apr 5 2016
  CAS-BOT-BC326771  Peucephyllum schottii Peter H. Raven 1958-1-23 11429 Riverside Fargo Canyon Comment
  UCR168266  Peucephyllum schottii Scott D. White 2001-4-3 8241 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
  RSA0103625  Phacelia Duncan S. Bell 2015-9-30 8651 Riverside Santa Rosa Mountains; collecting in the summit area of Asbestos Mountain. 1573 Comment
  UCR232514  Phacelia ambigua var. ambigua Dave Silverman 2010-3-30 7889 Riverside Sonoran (Colorado) Desert, lower east flank of southern McCoy Mountains, 1.8 km W of Black Creek Rd, 7.0 km E of McCoy Peak, and 4.4 km north of I-10 183 Comment
  RSA427680B  Phacelia brachyloba N. C. Cooper 1944-5-21 1268 a Riverside San Jacinto Mountains, west side. 1220 Comment
  POM3749  Phacelia campanularia H. M. Hall 1902-04 2818 Riverside Coyote Canyon 183 Comment
  UCR174174  Phacelia cicutaria var. hispida A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32594 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
  CLARK-A1528-5436  Phacelia crenulata John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  CLARK-A1528-5437  Phacelia crenulata John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  UC648449  Phacelia crenulata var. ambigua Ira L. Wiggins 1937-3-9 8751 Riverside 1 mi below Chuckawalla Springs; Chuckawalla Mountains Comment
  POM73551  Phacelia distans Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA336185  Phacelia distans Robert F. Thorne, Walter Wisura, A. Shmida, R. Whittaker 1978-4-23 52040 Riverside Just E of Palm Desert. Comment
  RSA426207  Phacelia distans N. C. Cooper 1944-3-25 1016 Riverside Cabazon. 457 Comment
  SD255771  Phacelia distans Mitch Provance 2012-5-24 512 26 Riverside San Bernardino Mountains; Banning, foothills and alluvial fan near border with Beaumont, NE of the intersection of Highland Springs Ave., and Wilson St. 868 Comment
  UC1922055  Phacelia distans Scott D. White, Angelia Carey 2004-4-5 10016 Riverside SAN JACINTO MTN FOOTHILLS: North of Valle Vista. Indian Creek Watershed. Comment
  JOTR01172  Phacelia fremontii Cole, James E. 1941-5-2 673 Riverside Joshua Tree National Park. LOST HORSE VALLEY 1310 Comment
  UCR98837  Phacelia hastata subsp. hastata L. C. Wheeler 1945-10-6 6135 Riverside San Jacinto Mtns, head of west fork of Snow Creek 2378 Comment
  POM19572  Phacelia imbricata subsp. patula Mary F. Spencer 1923-8-4 2224 Riverside Fern Valley Idyllwild, San Jacinto Mts. 1646 Comment
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Oct 30 2008
  JEPS60184  Phacelia minor L. R. Heckard 1969-4-24 2161 Riverside hillside along Hwy 79 about 7 mi s Sage Comment
  POM10399  Phacelia minor Charlotte M. Wilder 1904-3-14 s.n. Riverside Wilders Canyon, Jurupa Hills. Comment
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Apr 2 2011
  POM158465  Phacelia minor P. A. Munz 1927-5-20 10827 Riverside 10 miles S. of Hemet. Comment
  RSA428083  Phacelia minor H. Twining 1888-03 s.n. Riverside Riverside. Comment
  RSA503411  Phacelia minor J. D. Olmsted 1962-5-10 3647 Riverside Crest between Sandia Creek and DeLuz Creek drainages 259 Comment
  UC410495  Phacelia minor Mrs. E. C. Van Dyke 1928-5-28 Riverside Banning Comment
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Mar 13 2011
  CLARK-A1528-7808  Phacelia mutabilis John C. Roos 1937-8-18 670 Riverside San Jacinto Mountains Comment
  UCR241000  Phacelia ramosissima Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 21 Riverside South Coast/Peninsular Range, Riverside, Sycamore Canyon, near the entrance to the park 396 Comment
  UCR196007  Phalaris caroliniana R. F. Thorne, M. Z. Thorne, W. Wisura 1978-5-21 51994 Riverside Santa Rosa Plateau, Mesa de Colorado 610 Comment
  RSA509724  Pholistoma auritum 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
  SEINET3091377 Image available Pholistoma auritum J. Hirshberg 1989-3-15 Riverside Santa Rosa Plateau, S of town of Murrieta; SW of Mesa de Burro. 579 Comment
  JOTR28819  Pholistoma membranaceum La Doux, Tasha 2005-3-1 1087 Riverside Joshua Tree National Park. 3.5 miles North of Cottonwood Visitor's Center at exhibit Comment
  LA209837  Phoradendron californicum S. Atsatt; 1926-4-17 sn Riverside Palm Springs Comment
  CLARK-A1528-613  Phoradendron tomentosum subsp. macrophyllum C. M. Flanagan 1973-5-31 OO 634 Riverside Morongo Indian Reservation 914 Comment
  RSA468063  Phragmites australis George R. Johnstone 1930-4-13 s.n. Riverside 1000 Palms Comment
  UC51622  Phragmites australis Jos. Burtt Davy 1902-4-2 8045 Riverside Salton Comment
  UC566780  Physalis crassifolia H. L. Mason 1928-3-10 4185 Riverside Whitewater River Comment
  UC884717  Physalis crassifolia Lewis S. Rose 1936-12-26 36830 Riverside 22 mi e Indio (Indio-Blythe Road) 762 Comment
  UC884718  Physalis crassifolia I. W. Clokey 1935-4-17 6881 Riverside Cottonwood Springs Comment
  UCR100880  Physalis crassifolia George K. Helmkamp, E. A. Helmkamp 1998-2-18 2692 Riverside Sonoran (Colorado) Desert, Midland Road., 3.8 mi. SE of Midland, Little Maria Mtns. 198 Comment
  RSA0065367  Physalis crassifolia David B. Dunn 1947-7-12 2980 Riverside Indio Hills in Pushawalla Canyon. Comment
  SEINET7048006  Pinus jeffreyi Steven R. Hill, Kate Kramer and family 2001-4-26 33473 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
  SD80070  Pinus monophylla Nancy Ryan Zabriskie, Walter Zabriskie 1971-4-9 374 Riverside Santa Rosa Mountains, north slope, Deep Canyon, about 2 miles south of Highway #74 1310 Comment
  UCR19207  Pinus monophylla John C. Roos 1947-12-14 3764 Riverside Sonoran (Colorado) Desert, Eagle Mtns., Lost Palms Canyon Comment
  UCR19208  Pinus monophylla John C. Roos 1947-4-5 3435 Riverside Santa Rosa Mtns., Pinyon Flats 1311 Comment
  JEPS48191  Pinus ponderosa W. L. Jepson 2289 Riverside Strawberry Valley San Jacinto Mts., Strawberry Valley 1676 Comment
  UCSB131  Pinus ponderosa Bobkowski, Jr., Vincent 1960-5-15 Riverside 5.2 miles northwest of Idyllwild on road to banning, San Bernardino National Forest, San Jacinto Mountains Comment
  RSA701503  Piperia transversa Naomi Fraga, Sarah J. De Groot 2004-7-8 1300 Riverside On Chimney Flats Road (5S06) near intersection of 5S04 (the road to Alvin Meadows). 1524 Comment
  UCR145964  Piptatherum miliaceum June Latting 1977-11-6 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos, Snow Creek 488 Comment
  RSA575963  Plagiobothrys canescens Steve Boyd 1981-4-10 s.n. Riverside Gavilian Hills region, Gavalian Plateau east of Estelle Mountain along Estelle Mountain Road. 671 Comment
  UCR20983  Plagiobothrys canescens A. C. Sanders 1980-5-2 1437 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR44159  Plagiobothrys canescens A. C. Sanders 1986-6-1 6566 Riverside San Jacinto Mountains, Trail toward Spitler Peak from 'Hurkey Creek Camp to Bonita Vista' [=Apple Canyon] Road 1829 Comment
  UCR58495  Plagiobothrys canescens Jeri Hirshberg 1989-4-19 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., south of town of Murrieta, west of Mesa de Burro 610 Comment
  JEPS68010  Plagiobothrys collinus W. L. Jepson 1939-4-17 19130 Riverside near Twin Springs; Temescal Canyon 274 Comment
  RSA0093974  Plagiobothrys collinus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37677 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. 372 Comment
  UCR149776  Plagiobothrys collinus Scott D. White, Michael Honer 2004-4-6 10062 Riverside Perris/Elsinore Basins, Temescal Valley: just N of the I-15 freeway and east of Indian Truck Trail, S and west of Lee Lake 396 Comment
  UCR98083  Plagiobothrys collinus A. C. Sanders, G. Helmkamp 1997-3-15 19932 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 518 Comment
  RSA648063  Plagiobothrys collinus var. californicus Starr Streight 1982-4-17 36 Riverside Cajalco Road, 2 miles east of I-15; south of Corona. Comment
  SD244101  Plagiobothrys collinus var. californicus A. C. Sanders, John F. Green. 2013-3-27 40684 Riverside Peninsular Range: Alberhill, dirt track NE of new section of Nichols Road, south of Lake Street (Alberhill 7.5'Q) 433 Comment
  SEINET3084168 Image available Plagiobothrys collinus var. californicus Richard Montijo 1990-4-27 Riverside Rancho California area: E of Santa Rosa Plateau, Green Meadow Road off of de Portoloa Road. T7S, R1W, sec. 30. 610 Comment
  SEINET10805514  Plagiobothrys collinus var. fulvescens Mitch C. Provance 2003-4-26 Provance 9895 Riverside Santa Ana River Vlley: Northern extreme of the La Sierra Hills, on the N-facing slopes and ridges just S of Crestlawn Memorial Cemetery. Grassy clay slopes with patches of coastal sage scrub (Hemizonia abundant) between 900 and 1200 ft., becoming bouldery between 1200 and 1400 ft. with coastal sage scrub (Salvia mellifera common) 274 Comment
  UCR241828  Plagiobothrys collinus var. fulvescens A. C. Sanders, Timothy W. Chumley 2013-4-3 40764 Riverside Peninsular Range, Temescal Canyon SE of Horsethief Canyon Rd, and just west of I-15 Fwy, SE of Corona (Lee) lake 392 Comment
  UCR117307  Plagiobothrys fulvus A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 739 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  VVC2448  Plagiobothrys jonesii Tim Thomas 2013-3-18 5940 Riverside Sonoran Desert, 10 miles WSW of Blythe NE of Mule Mtns. 116 Comment
  UCR281234  Plagiobothrys leptocladus Mitch Provance, Jeremiah George 2017-3-23 317- 68 Riverside Elsinore Trough, Lake Elsinore, E side Baker St., about 0.5 miles SE of Pierce St. 677 Comment
  HSC78730  Plagiobothrys nothofulvus A. C. Sanders, T. Glenn 1983-4-17 3737 Riverside Mesa de Colorado, Santa Ana Mtns., 5 mi. SW of Murrieta 612 Comment
  SEINET7073468  Plagiobothrys nothofulvus 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
  POM9664  Plagiobothrys nothofulvus P. A. Munz, Harwood 1920-2-28 3251 Riverside 3 miles west of Corona 335 Comment
  SEINET7063030  Plagiobothrys tenellus A. G. Vestal 1962-3-27 s.n. Riverside About 3.5 miles northeast of Lake Elsinore on Route 74. UTM Zone 11, 470760mE, 3730110mN. (WGS84/NAD83). 472 Comment
  UC25066  Plagiobothrys tenellus Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  UCR266469  Plagiobothrys tenellus Mitch Provance, Robin Kinmont 2015-3-27 315- 53 Riverside Perris-Aguanga Basin Region, Murrieta Hot Springs, Leon Rd. (unmarked dirt portion) on unnamed hill c. 0.5 miles W of Skunk Hollow, vicinity of W terminus of Promontory Parkway. 430 Comment
  CLARK-A1528-3434  Plantago erecta John C. Roos 1937-3-5 1300 Riverside La Sierra Comment
  RSA524397  Plantago erecta Steve Boyd, Tim S. Ross, L. Arnseth, J. Bonilla 1990-4-3 4119 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit. 610 Comment
  SEINET7063423  Plantago erecta A. G. Vestal 1947-3-29 s.n. Riverside East of Lake Elsinore. UTM Zone 11, 471878mE, 3726288mN. (WGS84/NAD83). 469 Comment
  UCR121679  Plantago erecta Ian G. Gillespie, Abby Sirulnik 2000-5-7 38 Riverside Temescal Valley, 0.9 mi SE of Indian Truck Trail and 40 m SW of DePalma Road, directly across from Corona Lake 396 Comment
  RSA594124  Plantago lanceolata D. L. Banks, Victor W. Steinmann 1996-4-20 898 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn; S end of Los Caballos Road, University of California-Emerson Oaks Reserve. 524 Comment
  RSA741085  Plantago major Justin M. Wood 2008-11-17 226 Riverside SW Perris Basin: Temecula - Murrieta Creek, downstream of 1st street bridge. 293 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
  RSA155555  Plantago ovata var. fastigiata L. S. Rose 1962-3-2 62008 Riverside La Quinta 3 Comment
  SBBG25878  Plantago ovata var. fastigiata E. R. Blakley 1966-4-9 6750 Riverside jct of US Hwy 60-70 and Wiley Well Rd, ca. 15 mi W of Blythe 121 Comment
  SBBG99819  Plantago ovata var. fastigiata W. L. Halvorson 1977-2-15 77 -31 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  SD260098  Plantago ovata var. fastigiata J. Andre 2012-4-11 20779 Riverside Joshua Tree National Part; NW Eagle Mtns, along dirt road to Black Eagle Mine, 0.7 mi. east of road to Cottonwood Spr (Utah Trail), 34 mi. south of Hwy 62 at 29 Palms. At interface of steep rocky hills and large wash. 729 Comment
  UCD124380  Plantago patagonica Thorjus Rendira 1923-1 s.n. Riverside Aquauga. Comment
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Mar 15 2014
  CAS-BOT-BC93212  Platanus racemosa Carl B. Wolf 1932-5-24 3647 Riverside Snow Creek Canyon, 0.5 mile below the fish hatchery, north base of San Jacinto Mountain. 548 Comment
  HSC85459  Platystemon californicus Steve Boyd 1986-4-2 1606 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  RSA445698  Platystemon californicus Jeannette B. Edge 1934-3-18 18853 Riverside [San] Timoteo Canyon. 518 Comment
  SD181427  Platystemon californicus Scott D. White, Bill La Haye 2000-5-27 7946 Riverside San Jacinto Mountains; Baldy Mountain area. 1616 Comment
  UCR25367  Platystemon californicus John C. Roos 1952-4-13 5532 Riverside N side of the Box Springs Mountains 457 Comment
  UCR90397  Plectritis ciliosa subsp. insignis D. L. Banks, Steve Boyd 1995-5-9 0388 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
  JOTR28940  Pleuraphis rigida La Doux, Tasha 2005-3-30 1176 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  RSA776383  Pleuraphis rigida Amber Swanson 2011-4-8 372 Riverside Granite Mtns area E of Hwy 177 near jct 62. 423 Comment
  RSA0011629  Pleuraphis rigida J. Russell Bruff s.n. Riverside 3 mi. south of Garnet Comment
  CAS-BOT-BC326642  Pleurocoronis pluriseta C. L. Hitchcock 1966-3-21 24339 Riverside At summit of pass through Sheep Hole Mountains about 40 miles south of Amboy Comment
  CLARK-A1045-218  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
  UCR51951  Pleurocoronis pluriseta Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2216 Riverside Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  HSC47481  Pluchea sericea Richard Spjut, Judy Adams 1978-11-22 5241 Riverside Colorado Desert; vicinity of Indio along Dillon Rd. 0 Comment
  POM4882  Pluchea sericea Robinson, Crocker 1916-7-3 S.N. Riverside Elsinore. Comment
  POM56713  Pluchea sericea C. F. Baker 1903-4-4 4148 Riverside Elsinore. Comment
  UCR120341  Pluchea sericea Mitch Provance 1998-7-23 907 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 305 Comment
  RSA741264  Poa pratensis Scott D. White, Justin M. Wood 2008-7-10 12455 Riverside Fobes Spring 1500 Comment
  SEINET192616 Image available Poa scabrella Philip A. Munz 1940-3-22 15658 Riverside North slope, Whitewaqater Canyon, 2 miles north of Banning-Indio boulevard Comment
  POM100303  Poa secunda Marcus E. Jones 1882-4-24 s.n. Riverside Temecula Comment
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Jul 19 2010
  UCR27283  Poa secunda E. W. Lathrop 1966-4-27 6207 Riverside Santa Ana Mtns., Main Divide Truck Trail between El Cariso and San Mateo Canyon, Cleveland National Forest. 1220 Comment
  UCR98342  Poa secunda A. C. Sanders, G. Helmkamp 1997-3-15 19946 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 488 Comment
  UC70983  Poa secunda subsp. secunda H. M. Hall April 1903 3785 Riverside vicinity of Riverside 365 Comment
  UCD91661  Poa secunda subsp. secunda Peter Kamb 1948-7-3 1151 Riverside Hall Canyon, San Jacinto Mtns. 1645 Comment
  UC1192350  Polygonum argyrocoleon Malcolm A. Nobs and S. Galen Smith 1948-9-3 501 Riverside 2 mi n Indio; Imperial Valley Comment
  UCR17333  Polygonum argyrocoleon O. F. Clarke 1978-10-20 s.n. Riverside Riverside; Rubidoux area, 0.5 mi. north of Santa Ana River, north side of Limonite, 0.3 mi west of Clay St. intersection Comment
  CLARK-A1528-760  Polygonum lapathifolium Fred B. Essig 1966-9-12 Riverside Riverside Comment
  RSA339614  Polygonum lapathifolium Robert F. Thorne, Kay L. Wright, Richard K. Benjamin 1982-10-8 55371 Riverside Mouth of Whitewater Canyon near Whitewater Post Office in sandy wash between old and new highway bridges and along Whitewater River. 412 Comment
  POM153401  Polygonum punctatum P. A. Munz, I. M. Johnston 1928-9-12 11300 Riverside 3 miles north of Temecula. Warm Springs Creek Comment
  SBBG61494  Polygonum sawatchense R. Hoffmann 1929-9-6 Riverside San Jacinto Mtns 2438 Comment
  RSA334992  Polypogon viridis Steve Boyd 1985-7-23 1019 Riverside De Luz Road, 8.0 miles W of Rancho California. Sandia Creek. 305 Comment
  CAS-BOT-BC72264  Polystichum imbricans subsp. curtum John Thomas Howell 1927-8-2 2932 Riverside top of control on road to Hemet, Mt. San Jacinto 1371 Comment
  IRVC164  Polystichum imbricans subsp. curtum Gale Olander 1965-4-24 HS 547 Riverside Mountains near Hemet. Peninsular Ranges, San Jacinto Mountains Comment
  UCSB26907  Polystichum munitum Wilken, Dieter 1969-6-30 Riverside Riverside County Road R1 at Dark Canyon, 7 miles N of Idyllwild, San Jacinto Mtns. Comment
  RSA755744  Populus balsamifera subsp. trichocarpa A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37158 Riverside Box Springs Mtns. Foothills, Riverside, eastern side of UCR Campus in canyon below botanical garden 320 Comment
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Mar 2 2014
  POM13562  Populus fremontii Philip A. Munz, D. D. Keck 1922-4-14 4975 Riverside Whitewater Ranch. Comment
  RSA735355  Populus fremontii Keith E. Hoffmaster 1937-3-16 746 Riverside Near Palm Springs Station Comment
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Aug 27 2011
  UCR195124  Populus fremontii A. C. Sanders, Tim Thomas 2008-8-1 35965 Riverside Peninsular Range; San Jacinto Mtns., lower Coldwater Creek near Mountain Center, SSE of Keenwild Fire Station 1372 Comment
  UCR22140  Populus fremontii Steve Boyd 1980-5-17 290 Riverside Gavilan Hills, Harford Springs County Park, on the NW corner of the Gavilan plateau. Comment
  UCR125293  Populus nigra A. C. Sanders 2002-11-21 25634 Riverside Temescal Valley, development called 'Trilogy at Glen Ivy' at the confluence of Bixby and Anderson Canyons 366 Comment
  UCR270196  Populus nigra A. C. Sanders, Jeanne Marie Acceturo & participants in Jepson Workshop 2016-4-3 42417 Riverside Peninsular Range, UC Emerson Oaks Reserve, 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 (161 deg. ) of water tank 473 Comment
  CAS-BOT-BC356160  Porophyllum gracile Steve Boyd; S. Meury; R. Noyes; L. Arnseth; D. Nordin; T. Ross 1988-3-10 2206 Riverside Northwest end of the McCoy Mtns, NW of Blackjack Mine 400 Comment
  JOTR31820  Porophyllum gracile La Doux, Tasha, Bill Truesdell 2007-11-9 2526 Riverside Joshua Tree National Park. Eagle Mountains along south boundary of park; small side canyon to east of larger wash running parallel to and east of Lost Palms Canyon (Stop 6) 655 Comment
  UC69033  Porophyllum gracile H. M. Hall 1905-5-2 5977 Riverside Chuckawalla Mt. Colorado Desert Comment
  UCR94922  Portulaca oleracea Scott D. White 1996-9-22 4534 Riverside Perris Basin, Perris: Nuevo Road, just east of San Jacinto River crossing 435 Comment
  UCR277755  Potamogeton Mitch Provance 2011-7-29 17037 Riverside Santa Ana River Valley, Santa Ana River Wash, area between Market St. and the 60 Freeway 244 Comment
  RSA719783  Potamogeton diversifolius Naomi Fraga, et al. 2006-7-11 1722 Riverside Mount San Jacinto State Park, Hidden Lake. 2652 Comment
  RSA198981  Potamogeton foliosus Robert F. Thorne, E. Lathrop, Philip A. Munz 1968-5-8 37564 Riverside Santa Rosa Plateau: Shallow water of vernal marsh on Mesa de Colorado, Rancho California 671 Comment
  RSA516913  Prenanthella exigua Steve Boyd, Orlando Mistretta 1986-3-13 1455 Riverside West side Palen Mts.: NE of Desert Center. Comment
  RSA0114927  Proboscidea louisianica Mitch Provance 2012-7-14 712 -24 Riverside San Gorgonio Pass: Banning, Smith Creek and adjacent alluvial terraces, north of Old Idyllwild Rd., and west of Hwy 243. Just NW of confluence of Smith Creek and Montgomery Creek. 689 Comment
  CAS-BOT-BC206992  Prosopis glandulosa var. torreyana K. Larson 1975-4-24 74 -671 Riverside 10 mi. NE of Desert Center, Hwy 177, road to Rice Comment
  RSA0103440  Prosopis glandulosa var. torreyana Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8554 Riverside Santa Rosa Mountains; south of Cactus Spring Trail; in Horsethief Creek. 1064 Comment
  UC1129890  Prosopis pubescens H. S. Yates 1936-4-8 5451 Riverside 5 mi se Coachella; Thermal Quad. 30 Comment
  RSA652820  Prunus fasciculata Colleen Callan 1992-5-2 23 Riverside Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1250 Comment
  RSA86861  Prunus fasciculata F. W. Peirson 1928-4-24 7915 Riverside Plateau land west of Cottonwood Springs, northeast of mecca. Comment
  CAS-BOT-BC158296  Prunus fasciculata var. fasciculata Nancy Ryan Zabriskie; Walter Zabriskie 1971-4-9 386 Riverside 10' south of Hwy 74 between [Sugar Loaf] Sugarloaf Cafe and entry gate to service road. Deep Canyon watershed, north slope Santa Rosa Mountains 1219 Comment
  HSC99161  Prunus fasciculata var. fasciculata Paul J. CaraDonna 2009-3-17 132 Riverside Jumbo Rock Campground, Joshua Tree National Park. Comment
  UCR250576  Prunus ilicifolia A. C. Sanders 2014-4-25 41074 Riverside Peninsular Range, Temescal Canyon, Richland property near Horsethief Canyon Rd., SW of I-15 381 Comment
  SEINET3388635 Image available Psathyrotes ramosissima Lewis S. Rose 1938-12-19 38326 Riverside 6 mi. s. of Cathedral City. 46 Comment
  UCR174310  Pseudognaphalium biolettii A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32642 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., vicinity of peak 2279 695 Comment
  SFV3941  Pseudognaphalium californicum P. G. Kilburn 1958-5-17 814 Riverside 3 miles south of Banning. 305 Comment
  RSA736853  Pseudognaphalium leucocephalum Scott D. White, Angelia Carey 2004-7-2 10594 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 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
  IRVC2821  Pseudotsuga macrocarpa R. H. Whittaker, W. A. Niering 1963-5-27 SJ 6 Riverside Hemet Hwy, between Hemet and Mtn Center. Peninsular Ranges, San Jacinto Mountains 1250 Comment
  UCR75318  Psilocarphus brevissimus var. brevissimus A. C. Sanders 1993-5-12 14004 Riverside San Jacinto Valley, Hemet, SW corner of intersection of Florida Ave (Hwy 74) & Warren Rd., between new San Diego Aqueduct and Warren Road 460 Comment
  SD260191  Psilostrophe cooperi A. C. Sanders, Tim Thomas, T. B. Salvato 2012-11-1 40511 Riverside Sonoran (Colorado) Desert: Chuckwalla Bench, south of the Chuckwalla Mtns., along Bradshaw Trail 1 km SE of Augustine Rd. junction, at large wash of SW side of road. 694 Comment
  SBBG68078  Psorothamnus arborescens Anstruther Davidson 1895-1 Riverside Palm Springs Comment
  RSA403994  Psorothamnus emoryi N. C. Cooper 1944-7-15 1552 Riverside Palm Springs. 122 Comment
  UCR264247  Psorothamnus polydenius A. C. Sanders, Jim Malusa 2015-9-11 41877 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Iris Pass 691 Comment
  UCD108371  Psorothamnus schottii Marian L. Vincent; Richard H. Swade 1963-10-19 467 Riverside On California State Hwy. 74 ca. 6 miles south of Palm Desert. Comment
  JEPS41682  Psorothamnus spinosus E. E. Schellenger 1903-7 2 Riverside Chuckawalla Bench Comment
  POM210818  Psorothamnus spinosus Victor Duran 1933-7-3 3499 Riverside Coachella Valley at Deep Canyon 244 Comment
  RSA404272  Psorothamnus spinosus Ora M. Clark 1929-2-22 1587 Riverside Sandy desert valleys. So. of Palm Springs. Colorado Desert. Comment
  SFV13153  Pteridium aquilinum var. pubescens M. J. Thor 1982-9-17 144 Riverside San Jacinto Mountains Idyllwild Park. 1616 Comment
  UC812707  Pteridium aquilinum var. pubescens P. A. Munz 1922-7-5 6012 Riverside Tahquitz Valley; San Jacinto Mts 2194 Comment
  UCR127328  Pterostegia drymarioides A. C. Sanders, T. B. Salvato, Mitch Provance 2003-4-4 25836 Riverside San Bernardino/Santa Ana River Valley Region, Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope 421 Comment
  CAS-BOT-BC61822  Quercus agrifolia Samuel B. Parish 1891-11-4 2276 Riverside Rocky Hills, head of Temecula Canon Comment
  RSA711036  Quercus agrifolia A. C. Sanders, R. E. Riefner 2005-8-12 31559 Riverside San Jacinto Mtns.: Valley Hi County Park (closed) off Hwy 243 and Twin Pines Rd. at McMullen Flat. 1189 Comment
  SD224981  Quercus agrifolia Scott D. White, Shelton Dowthit & Conservancy volunteers. 1996-3-31 3850 Riverside lK Skinner Area: Riverside Land Conservancy conservation easement site, about 0.5 air mi. S of the reservoir, near East Benton Road. USGS Bachelor Mtn. 518 Comment
  POM50390  Quercus agrifolia var. agrifolia W. W. Eggleston 1924-3-10 19542 Riverside San Jacinto Station, Cleveland Forest 600 Comment
  RSA559451  Quercus agrifolia var. agrifolia Steve Boyd, T. S. Ross 1992-5-5 7217 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero. 732 Comment
  RSA78297A  Quercus agrifolia var. agrifolia P. A. Munz, E. K. Balls 1952-8-21 17994 -A Riverside on dry granitic flat, Southern Oak Woodland, 1 mi. w. of Popppet Flat, Banning-Idyllwild Rd. 1220 Comment
  RSA709773  Quercus agrifolia var. oxyadenia A. C. Sanders, R. E. Riefner 2005-8-12 31556 Riverside San Jacinto Mtns.: Valley Hi County Park (closed) off Hwy 243 and Twin Pines Rd. at McMullen Flat. 1189 Comment
  RSA192169  Quercus berberidifolia E. W. Lathrop 1965-10-24 6033 Riverside 8 miles W of Murrieta Comment
  RSA475286  Quercus berberidifolia Steve Boyd 1987-11-23 2097 Riverside Mt. Russell, N of Lake Perris, Moreno Valley. 762 Comment
  UCR138558  Quercus berberidifolia Steve Boyd, D. E. Bramlet 1988-10-8 2875 Riverside San Jacinto Mtns. area, Cahuilla Mountain, SW of Anza at head of Bautista Canyon, along the crest of the mountain 1707 Comment
  UCR264648  Quercus berberidifolia Mitch Provance, Jeremiah George 2012-8-4 812- 35 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
  UCR54430  Quercus cornelius-mulleri A. C. Sanders, E. J. Lawlor 1988-10-22 8720 Riverside Santa Rosa Mountains, Pinyon Flats area, along the trail from the Dolomite Mine to Horsethief Creek 1200 Comment
  RSA495812  Quercus dumosa Steve Boyd, T. S. Ross, L. Arnseth 1989-3-12 2922 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
Read comments
Jun 24 2010
  RSA650069  Quercus engelmannii Marion P. Harthill 1976-5-6 s.n. Riverside Rancho California. Comment
  UCR189794  Quercus engelmannii Andrea Salzman, Joseph Gomez 2006-10-6 194 Riverside Peninsular Ranges, Santa Ana Mountains, Santa Margarita Ecological Reserve. 0.7 mi North of Santa Margarita Canyon 427 Comment
  CAS-BOT-BC104312  Quercus palmeri D. E. Breedlove 1961-8-5 952 Riverside 2.7 miles N of Anza road, State 74 1310 Comment
  UCD47074  Quercus palmeri Rudolph Fischer 1965-10-8 3 Riverside East foothills of Thomas Mountain, Santa Rosa Range, State Highway 74, ca. 10 miles south of Keen Camp, Riverside County, California. 1341 Comment
  UCD63202  Quercus palmeri A. C. Sanders; S. D. Boyd, Mitch Provance, and J. Ross 1998-10-25 22286 Riverside San Jacinto Mtns.: Santa Rosa Indian Reservation along Hwy. 74, 2.1 mi. E of Hwy. 371 junction to Anza, just W of Vandeventer Flat. 1463 Comment
  RSA783426  Rafinesquia californica J. D. Olmsted 1959-5-1 526 Riverside Spring Trail on Beacon Pines Ranch, 9 miles SW of Corona. Santa Ana Mts. 770 Comment
  UCR180107  Rafinesquia californica Mitch Provance 2003-4-26 9899 Riverside Santa Ana River Valley, northern extreme of the La Sierra Hills, on the N-facing slopes and ridges just south of Crestlawn Memorial Cemetery 427 Comment
  CAS-BOT-BC362618  Rafinesquia neomexicana Ira L. Wiggins 1941-3-27 9688 Riverside 9 miles west of Desert Center Comment
  RSA703469  Rafinesquia neomexicana LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Lee Worlow 2005-2-17 1413 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  SEINET6044436  Rafinesquia neomexicana I. W. Clokey 1935-4-17 6967 A Riverside Cottonwood Springs. Comment
  UCR233701  Rafinesquia neomexicana Duncan S. Bell 2010-5-1 891 Riverside Sonoran (Colorado) Desert, Arica Mountains, c. 10.5 air miles SW of Rice, c. 2.6 air miles S of the junction of Hwy 62 and the aqueduct access road 291 Comment
  UCD95938  Ranunculus californicus John Green 2005-2-24 s.n. Riverside Santa Ana Mountains Region - Santa Rosa Plateau, just SE of Redonda Mesa and SW of Mesa de Colorado, 9.6 acre parcel S of the junction of El Cerezo Road and Corona Cala Camino. 671 Comment
  RSA0019604  Ranunculus californicus var. californicus Julia McClure 1940-05 s.n. Riverside San Jacinto. [Presumably San Jacinto Mountains, not San Jacinto Valley or City of San Jacinto] Comment
  RSA0019612  Ranunculus eschscholtzii var. oxynotus H. M. Hall 1901-07 2414 Riverside San Jacinto Mountains, near the summit. 3293 Comment
  UCR231042  Rhamnus californica A. C. Sanders, Kent Beaman 2011-9-27 39922 Riverside Peninsular Range; Santa Ana Mtns., Main Divide Truck Trail, 0.95 km ENE (78 deg. ) of Santiago Peak summit 1402 Comment
  SEINET13946317 Image available Rhamnus crocea Scott D. White 1996-1 3872 Riverside Bundy Cyn, SE of Lk Elsinore. About 1 road mile (-+0.2 mi) E. of Bundy Cyn Rd exit from 1-15 freeway; USGS Lake Elsinore 7.5'topo map. +- 40 ft. S of rd along mapped intermittent blueline stream [Quercus agrifolia riparian woodland w Salis Laevihata, Platamus racemosa] and adjacent N-and W-facing slopes covered by mixed chaparral and coastal sage scrub spp. 450 Comment
  UCR97494  Rhamnus crocea A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19877 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  RSA3124  Rhamnus crocea Carl B. Wolf 1932-2-11 2653 Riverside Coldwater Creek, Glen Ivy Hot Springs base of Santa Ana Mts. 335 Comment
  SEINET10493674  Rhamnus ilicifolia James S. Miller 1992-5-8 Miller 7460 Riverside 1 mi N of California route 74 on Main Divide Road; near NE border of Cleveland National Forest. 900 Comment
  UCR97679  Rhamnus ilicifolia A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19910 Riverside Lake Skinner area, upper Rawson Canyon, 2.5 mi. NNE of Skinner Lake, 1 mi. SW of Crown Valley 595 Comment
  CAS-BOT-BC168040  Rhus aromatica S. B. Parish 1916-5-13 10839 Riverside Cottonwood Springs, Colorado Desert 792 Comment
  UCR91729  Rhus aromatica A. C. Sanders, Jack Goetzen 1996-5-1 18138 Riverside San Bernardino Mtns., Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, north of Banning 915 Comment
  UCSB3766  Rhus aromatica Haller, John 1950-5-21 Riverside San Jacinto Mtns.; Pinon Flat 1219 Comment
  UCR136413  Rhus laurina A. C. Sanders 2004-6-20 28235 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., wash near I-15 & Temescal Cyn. Rd., west of main clay pit 305 Comment
  RSA650223  Rhus ovata G. W. Mason 1949-1-23 s.n. Riverside Found in Batista Canyon 7-10 miles east of Hemet 518 Comment
Read comments
Apr 29 2011
  RSA650226  Rhus ovata Carol Zuck 1981-2-16 42 Riverside On I-74, 17.5 miles southeast of Santa Rosa Rd. overlooking Elsinore. Comment
  UCSB3758  Rhus ovata Kamb, Peter 1947-3-3 Riverside Upper Sonora Zone; Banning-Idyllwild road below Barton lookout, San Jacinto Mts. 914 Comment
  SEINET238729 Image available Ribes indecorum A. C. Sanders 1998-1-15 21628 Riverside Lake Skinner area: Black Mtn. along road up north side. 884 Comment
  UCR104591  Ribes indecorum G. F. Pratt 1998-1-7 s.n. Riverside Jurupa Mtns., Jurupa Mt., on San Bernardino/Riverside county line, ENE of N terminus of Pyrite Rd, north of community of Sunnyslope 662 Comment
  SEINET13942526 Image available Ribes indecorum S. Lambert 1981-1 1919 Riverside San Bernadino National Forest, hwy 74, 6.0 miles W Mountain Center, 3000 feet elevation, streamside 914 Comment
  UC218159  Ribes nevadense P. A. Munz 1922-9-6 6384 Riverside North Fork of Tahquitz Creek San Jacinto Mts. 2209 Comment
  RSA662126  Ricinus communis Daniel Curran 1981-2-16 19 Riverside Lake Matthews Drive, 5.8 miles from junction with Cajalco Rd. Comment
  UCR274298  Romneya coulteri T. B. Salvato, Gregg Miller 2005-6-7 1438 Riverside Peninsular Range, Gavilan Hills, along Hill Top Drive, 1.7 mi NE ( 54.8 deg. ) of the Lake Street junction with Hwy I-15, and 1.8 miles west of El Toro Road, near benchmark 2349 695 Comment
  RSA618368  Romneya coulteri var. trichocalyx D. L. Banks 1997-6-16 2060 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. South of Pechanga Road, approximately 20 m south of the intersection of Hunter Lane and Moreno Road. 377 Comment
  UCR240272  Rorippa nasturtium-aquaticum Jeffrey Ross, T. B. Salvato 1998-6-9 MOR- 336 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Lion Canyon, c. 3.5 miles NNW of Cabazon 854 Comment
  SD136237  Rorippa obtusa Dylan T. Hannon 1993-5-6 176 Riverside Norco, ca 3 miles west of Interstae 15, along north side of Santa Ana River bordering dairy fields Comment
  UCR59669  Rorippa palustris subsp. occidentalis Steve Boyd, L. Arnseth, T. S. Ross 1989-5-7 3553 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake area, pond and freshwater marsh in Kolb Creek, just south of the lake Comment
  SBBG119912  Rubus ursinus A. C. Sanders with O. F. Clarke 1991-6-10 11125 Riverside Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River; Riverside 238 Comment
  RSA466038  Rumex acetosella M. B. Dunkle 1933-7-20 3700 Riverside Idyllwild, San Jacinto Mountains. 1616 Comment
  UC1931116  Rumex acetosella Scott D. White, Justin Wood 2008-6-18 12236 Riverside San Jacinto Mountains: Meadow N/W of Keen Camp Summit, S/W of Hwy 79. Comment
  UCR94930  Rumex acetosella Scott D. White 1996-8-15 4468 Riverside San Jacinto Mtns., Idyllwild Area: Alvin Meadows and unnamed canyon upstream. Upper margin of area that burned in July, 1996 1585 Comment
  JOTR32381  Rumex crispus La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2489 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
  SEINET1910072  Rumex crispus T. B. Salvato, Melissa Clemons 2005-1 1309 Riverside Peninsular Range; Temescal Valley; Walker Canyon, 1.5 mi due E of Alberhill, N of Hwy I-15 (Lake Elsinore 7.5') 411 Comment
  UCR136273  Rumex salicifolius A. C. Sanders 2004-4-20 27562 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
  UCR90819  Sagina apetala A. C. Sanders, G. K. Helmkamp 1996-3-17 17995 Riverside Coachella Valley, Cathedral City, Cathedral Plaza, Hwy 111 at Date Palm Dr. 91 Comment
  RSA26966  Salazaria mexicana C. L. Hitchcock 1940-4-1 5905 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  RSA747834  Salazaria mexicana Scott D. White, Justin M. Wood 2009-4-29 12622 Riverside Little San Bernardino Mountains: City of Desert Hot Springs, Proposed development N of Pierson Blvd and E of Verbena Dr. Comment
  UC851293  Salicornia subterminalis P. A. Munz and I. M. Johnston 1922-5-19 5413 Riverside Perris 441 Comment
  UCR211718  Salicornia subterminalis Fred M. Roberts, D. E. Bramlet 2005-6-8 6249 Riverside Perris Basin, San Jacinto Valley, Upper Salt Creek drainage, north of Stetson and west of MWD canal, 1.6 km west of Ryan Airfield 454 Comment
  UCR75534  Salicornia subterminalis A. C. Sanders 1993-5-12 14006 Riverside San Jacinto Valley, Hemet, SW corner of intersection of Florida Ave (Hwy 74) & Warren Rd., between new San Diego Aqueduct and Warren Road 460 Comment
  UCR85565  Salicornia subterminalis Julie A. Greene 1993-4-10 1148 Riverside San Jacinto Valley, San Jacinto Wildlife Area. Sloping drainage from Davis Road. 436 Comment
  POM2070  Salix exigua D. L. Crawford, I. M. Johnston 1917-6-9 1244 Riverside Santa Ana River near Corona. Comment
  UCR167974  Salix exigua T. B. Salvato, John F. Green 2004-5-27 654 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
  UCR425  Salix exigua P. A. Rauch 1968-2-22 s.n. Riverside San Bernardino Mtns., Cottonwood Canyon 915 Comment
  SDSU13347  Salix exigua var. hindsiana Joseph R. Verfaillie, BIO 531 Taxonomy class (SDSU), M. G. Simpson 2000-4-1 30 Riverside Santa Margarita Ecological Reserve (SDSU). Near the center of the gorge, near the pipe line crossing. 239 Comment
  LA208662  Salix gooddingii Carl Epling; 1927-3-27 Riverside Thousand Palms Comment
  UCD110987  Salix gooddingii A. C. Sanders 2004-6-20 28219 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
  SD225102  Salix laevigata Scott D. White 1996-3-16 3827 Riverside Perris Basin: Lakeview Mts, N of Winchester, at Maze Stone Picnic Area. 609 Comment
  RSA495463  Salix lasiolepis Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-3-18 2992 Riverside Agua Tibia Mountains. Vail Lake area, Temecula Creek Canyon below Vail Lake dam. 418 Comment
  HSC79245  Salsola australis G. K. Helmkamp 1983-10-8 - 23 Riverside TNC Big Morongo Preserve, S of town of Morongo Valley in Big Morongo Canyon, beside the pipeline road in the middle of the TNC owned area 762 Comment
  UCR121689  Saltugilia australis D. E. Bramlet 1991-5-10 2146 Riverside Perris-Aguanga Basin region, North Domenigoni Hills, 4300-4500 ft. SE from end of Warren Rd., W side of large peak in Sec. 31, just above saddle 610 Comment
  RSA469680  Saltugilia splendens N. C. Cooper 1944-7-16 1560 Riverside San Jacinto Mountains, above Pine Cove. 2073 Comment
  RSA13284  Salvia apiana P. A. Munz 1922-7-3 5957 Riverside S slopes of Santa Rosa Mts. 1677 Comment
  RSA339320  Salvia apiana Robert F. Thorne, W. A. Tilforth 1980-5-28 54196 Riverside San Bernardino Mountains: Whitewater ridge above old bridge. Comment
  RSA411318  Salvia apiana N. R. Zabriskie, Walter Zabriskie 1972-4-9 508 Riverside Northwest of Hwy 74, Deep Canyon drainage, Santa Rosa Mountains. 1220 Comment
  RSA772409  Salvia apiana Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4856 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010. 915 Comment
  SEINET269559  Salvia apiana Scott D. White 1996-5-27 4070 Riverside 'Badlands' Jackrabbit Canyon east of Moreno Valley and south of Calimesa between state highway 60 and Gilman Spring R 518 Comment
  HSC14336  Salvia columbariae D. W. Snell 1964-3-26 26 Riverside 1.5 mi. E of Hwy. 79, 5 mi. S of Hemet. Comment
  RSA401492A  Salvia columbariae Bruce M. Crawford 1932-5-1 s.n. Riverside 15 miles east Windmill springs [At or near Windmill Tank] Comment
  RSA554299  Salvia columbariae Dave Kelly 1992-3-11 92 -13 Riverside Hwy I-10, ca. 20 mi E of Indio. Comment
  UCR22032  Salvia columbariae Steve Boyd 1980-5-11 236 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  UCR269919  Salvia columbariae Daphne K. Christopher, Hannah I. Stevens 2003-4-3 078 Riverside Peninsular Range, UC Riverside Motte Rimrock Reserve 536 Comment
  UCR87609  Salvia columbariae A. C. Sanders 1994-5-30 14600 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  RSA0003962  Salvia greatae H. M. Hall, L. A. Greata 1905-4-22 5848 Riverside near Dos Palmas Comment
  RSA717684  Salvia mellifera A. C. Sanders 2004-5-5 27775 Riverside Gavilan Hills; route of proposed realignment of Gavilan Rd., SSW from Multiview Rd. intersection, ca. 0.25 mi. NNW of Harford Spring, ca. 1.2 mi. NE of Gavilan Peak. 579 Comment
  SEINET10581798  Salvia mellifera Nye Leith, Greg Gust 2005-3-11 Nye 65 Riverside BM 2228 ca. 4 miles W of Murrieta. 453 Comment
  SEINET11196321  Salvia mellifera Unknown 2006-5-13 32275 Riverside Temecula Comment
  UC1537563  Salvia mellifera Gordon H. True Jr. 1935-2-27 22 Riverside Box Springs 365 Comment
  UCR140694  Salvia mellifera A. C. Sanders 2004-5-11 27846 Riverside Elsinore Basin Region, Alberhill Mountain, ridgetop overlooking Walker Canyon and I-15 Fwy 488 Comment
  UCR251307  Salvia mellifera T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2013-3-28 7428 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Murrieta Road and Scott Road 517 Comment
  UCR252232  Salvia mellifera Marissa Manahan 2011-5-13 s.n. Riverside Riverside, Andulka Park, Tequesquite Arroyo at Chicago Ave. 277 Comment
  SBBG70070  Salvia pachyphylla V. Duran 1933-7-1 3490 Riverside near Vandeventer Flat 1676 Comment
  RSA82388  Salvia vaseyi F. W. Peirson 1933-4-13 10635 Riverside Deep Canyon to Santa Rosa Mts. road 488 Comment
  SD49856  Salvia vaseyi Peter H. Raven 1958-5-6 12929 Riverside San Jacinto Mountains: Southwest of Palm Desert 10.2 miles on State Highway 74 762 Comment
  UC2031940  Salvinia minima R. E. Riefner Jr. 2009-2-25 09 -17 Riverside City of Lake Elsinore, S side of Temescal Wash, W of Highway 74, vicinity of Bromley Ave. at Bennett St. Comment
  JEPS12757  Sambucus mexicana W. L. Jepson 1935-4-21 17157 Riverside near branch road to Pines; Aguanga 603 Comment
  UCD137243  Sambucus nigra subsp. caerulea T. B. Salvato; Kent Beaman 2005-5-16 769 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. 167 Comment
  RSA192210  Sanicula arguta E. W. Lathrop 1965-4-25 5674 Riverside 4 miles southwest of Murrieta on the De Luz Road. Comment
  SEINET3081288 Image available Sanicula arguta Ed LaRue 1989-3-30 Riverside Rancho California area, ca. 4 mi. W of Temecula, with Ave. del Oro as the N boundry. 381 Comment
  UCR171897  Sanicula arguta John F. Green 2006-4-27 s.n. Riverside Peninsular Ranges, Temecula, plot centered on San Diego Aqueduct corridor between Nicolas Road and Via Norte 381 Comment
  UC337556  Sanicula bipinnatifida unknown 1882-5-16 67 Riverside San Gorgonio Pass Comment
Read comments
Mar 9 2011
  UCR19460  Sarcostemma hirtellum Carl Epling, H. Lewis 1941-5-2 s.n. Riverside Sonoran (Colorado) Desert, Cottonwood Spring junction 945 Comment
  UCR217505  Satureja chandleri Ana Hernandez 2009-4-28 008 Riverside Santa Ana Mtns: foothills, Santa Rosa Plateau, near Tenaja Rd., on north-facing slope and drainage 512 Comment
  UCR925  Satureja chandleri Frances Shropshire 1959-4-25 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, Guava-DeLuz Road, 1.8 mi. south of turnoff to this road at Warner's Ranch, near Murrieta 457 Comment
  UCR35277  Saxifraga californica L. B. Ziegler 1974-4-2 523 Riverside San Jacinto Mountains, foothills of the San Jacinto Mountains, hillside slopes of lower Bautista Canyon 612 Comment
  CSUSB1165  Schismus arabicus Wayne White 1975-5-17 Riverside Chuckwalla Mountains On Red Cloud Road, off Highway I-10, Chuckwalla Mountains. Colorado Desert. 484 Comment
  RSA0105293  Schismus arabicus Duncan S. Bell, Sarah DeGroot, Cheryl Sevilla 2015-2-10 7746 Riverside Santa Rosa Mountains; a narrow unnamed canyon about 2 air miles south of La Quinta, and about 5 air miles northeast of the summit of Martinez Mountain. 266 Comment
  UCR166018  Schismus arabicus Nathan Moorhatch 2005-2-17 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, east edge of Santa Rosa Mtns., La Quinta, west of Washington St., between Ave. 48 and Lake La Quinta Dr., 4 acre parcel 37 Comment
  UCR228159  Schismus arabicus Dave Silverman 2010-3-24 7832 Riverside Sonoran (Colorado) Desert, South Palen Lake, Chuckwalla Valley, 4.3 km SE of Sidewinder Well, 2.0 km SW of Palen Dunes Dr., and 4.6 km N of Interstate 10 130 Comment
  RSA736655  Schoenoplectus americanus Justin M. Wood 2008-7-16 31 Riverside Gavilan Hills at Temescal Wash, near Olsen Canyon, Morgan property, Alberhill area. Comment
  UCR278377  Schoenoplectus californicus Mitch Provance 2012-9-5 912- 08 Riverside Beaumont Plateau, City of Beaumont, lower reaches of Potrero Creek, adjacent to Four Seasons Development, west side of Highland Springs Ave., 1.1 miles south of the I-10 freeway. 762 Comment
  UC306142  Scirpus americanus Ivan Johnston 1917-4-4 Riverside Palm Canyon Colorado Desert, Palm Canyon (along creek, Colorado Desert) 274 Comment
  RSA87  Scirpus microcarpus J. T. Howell 1928-7-7 1031 Riverside Near Glen Ivy. Alt. 1500 ft. 457 Comment
  UCR22104  Scirpus microcarpus Steve Boyd 1980-5-28 302 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 625 Comment
  UCR154440  Scrophularia californica A. C. Sanders, Mike Misenhelter 2005-6-15 30981 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
  POM10106  Scrophularia californica subsp. floribunda Charlotte M. Wilder 1904-4-30 139 Riverside West Riverside. Comment
  UCR107834  Scrophularia californica subsp. floribunda D. L. Banks 1997-5-5 1980 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
  SD232705  Scutellaria mexicana A. C. Sanders, K. Rose 1995-4-5 16373 Riverside San Bernardino Mtns./Coachella Valley: alluvial slopes and foothills S of Mission Creek and E of Hwy 62. 519 Comment
  RSA543845  Scutellaria tuberosa Steve Boyd, Orlando Mistretta 1991-5-22 6300 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  UCR174438  Scutellaria tuberosa A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32486 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
  UCR97438  Searsia lancea A. C. Sanders, Pam MacKay, Tim Thomas, G. K. Helmkamp 1997-2-8 19686 Riverside Colorado Desert/San Jacinto Mtns:, Palm Springs area, Murray Canyon off Palm Canyon 244 Comment
  POM177829  Selaginella bigelovii Marcus E. Jones 1930-3-3 26520 Riverside Santa Ana Mountains Comment
  RSA612910  Selaginella bigelovii Louis Cutter Wheeler 1931-10-2 177 Riverside Hemet-Idyllwild Road, San Jacinto Mountains 914 Comment
  POM12888A  Selaginella watsonii Philip A. Munz 1922-7-7 6045 Riverside Summit of San Jacinto Peak. 3287 Comment
  CAS-BOT-BC536070  Senecio O. F. Clarke 2003-12-29 s.n. Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 350 Comment
  RSA472962  Senecio flaccidus var. douglasii Erwin Miller, Jack Reupelt 1934-4-28 s.n. Riverside Pass between Lost Horse and Pleasant Valley. 1220 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
  JOTR01287  Senecio flaccidus var. monoensis Cole, James E. 1941-5-21 754 Riverside Joshua Tree National Park. COTTONWOOD SPRING WASH 914 Comment
  UCR196360  Senecio mohavensis Naomi Fraga, Lisa Rojas 2005-2-10 1410 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 502 Comment
  UCR217798  Senecio mohavensis Jim Andre, T. La Doux 2010-2-28 12555 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
  RSA501017  Senecio vulgaris Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-4-1 3136 Riverside Vail Lake area, ridge-top of volcanic substrate w/clay soil, 2 mi W of dam, at edge of escarpment E of Pauba Valley. 518 Comment
  JOTR29469  Senegalia greggii La Doux, Tasha, N. Pietrasiak 2006-6-16 1680 Riverside Joshua Tree National Park. Stop # 1= N Eagle Mountains, approx. 2 miles NE Cottonwood visitor center 1051 Comment
  JEPS64750  Senna armata H. M. Hall Apr. 1905 5843 Riverside Canyon Spring Colorado Desert, Canyon Spring Comment
  JOTR30067  Senna armata La Doux, Tasha, Mike Bell, Katy Mathews, Alice Miller, Amber Holt 2007-5-23 1697 Riverside Joshua Tree National Park. Stop # 3 = Near Geology Tour rd., N of Malapai Hill 1219 Comment
  UCR57994  Senna obtusifolia Les Ede 1989-7-25 s.n. Riverside Colorado River Valley/ Sonoran (Colorado) Desert, Blythe area. Cotton fields owned by J.R. Norton & R. Micalizio. Comment
  UCR2740  Setaria pumila F. M. Reed 1906-5-6 971 Riverside South Coast; San Bernardino Valley, Riverside, cultivated ground on 'Reserve Ranch', sec. 30 317 Comment
  POM13148  Sidalcea malviflora subsp. sparsifolia P. A. Munz, I. M. Johnston 1922-5-19 5428 Riverside Hemet Valley, San Jacinto Mountains. 1402 Comment
  SEINET3451371  Sidalcea malviflora subsp. sparsifolia Steven R. Hill, Andrew C. Sanders 2001-5-4 33705 Riverside Temecula, Temecula, along new gas line right of way, north of Del Ray Road near the junction with Calle Pina Colada, Bachelor Mountains Quadrangle (topo map) 380 Comment
  UC1013132  Sidalcea malviflora subsp. sparsifolia C. L. Hitchcock 1952-5-31 1955