Search Results — 2000 specimen records retrieved (1895 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC34  Abies concolor H. M. Hall 1901-8-1 2584 Riverside Tamarack Valley San Jacinto Mountains Comment
  CAS-BOT-BC229333  Abronia villosa J. Von Loh 1978-1-23 3297 Riverside Palo Verde Mesa, 12 mi SW of Blythe 121 Comment
  CAS-BOT-BC229342  Abronia villosa Scott D. White 1996-4-14 3913 Riverside Perris Basin. E of Hemet: San Jacinto River Wash near Valle Vista, N of Hwy. 74, ca. 1.7 mi W of USFS Cranston Fire Station 550 Comment
  CAS-BOT-BC229364  Abronia villosa Geo. B. Grant 1902-8-1 s.n. Riverside San Jacinto Comment
  POM279283  Abronia villosa Lyman Benson 1933-3-31 4155 Riverside US 66 [actually US 60], 10 mi E of Banning. 457 Comment
  UCD109830  Abronia villosa Lewis S. Rose 1967-12-20 67184 Riverside 6 mi. se. of Thousand Palms. 9 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
  UCR95230  Abronia villosa var. aurita D. L. Banks, E. H. Banks 1996-5-2 966 Riverside NW Palomar Mtns., Agua Tibia Mtns, WSW of Dorland Mtn., in the Pechanga Indian Reservation; margins of Pechanga Creek, c. 15 m east of Pala Road 351 Comment
  IRVC28839  Abronia villosa var. villosa Mark A. Elvin 2005-4-25 4220 Riverside Coachella Valley; N of Palm Springs; N of I10; S of Dillan Road; E of Indian Avenue. Northern Sonoran Desert 244 Comment
  RSA461197  Abronia villosa var. villosa Anstruther Davidson 1930-4-10 s.n. Riverside Palm Springs. Comment
  UCR234810  Abronia villosa var. villosa Jim Andre, Glenn L. Clifton 2011-2-22 17467 Riverside Coachella Valley, just south of Hwy I-10 at Amtrak train station parking , just west of North Indian Canyon Drive 186 Comment
  HSC24824  Acacia greggii James Henrickson 1971-4-2 5474 Riverside Hidden Oasis, 13 mi. E of Palm Spring 183 Comment
  RSA0055055  Acacia greggii Nancy Anderson 1955-5-22 s.n. Riverside Palm Springs 138 Comment
  POM13607  Acamptopappus sphaerocephalus var. sphaerocephalus E. C. Jaeger 1921-4-1 1138 Riverside Mission Creek Wash Comment
  CAS-BOT-BC539369  Acer circinatum O. F. Clarke 2003-6-10 s.n. Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 350 Comment
  UCR16086  Acer macrophyllum J. Operskalski 1976-4-15 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, lower spring, Tahquitz Canyon Comment
Read comments
Sep 17 2012
  OBI32776  Acer negundo F. C. Vasek 1964-7-26 640726 -1 Riverside 2 mi N of Kenworthy Ranger Station Comment
  UC29244  Achillea millefolium H. M. Hall 1901-7-20 2507 Riverside Strawberry Valley; San Jacinto Mts 1615 Comment
  UC29246  Achillea millefolium H. M. Hall 1897-1-1 Riverside San Jacinto Mountains Comment
  RSA757786  Achnatherum coronatum LeRoy Gross, Jackie McConnaughy, Drew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4301 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
  SEINET4692065 Image available Achnatherum coronatum Frank W. Gould 1943-1 2128 Riverside 12 miles south of Corona on road to Elsinore Comment
  RSA714960  Achnatherum hymenoides Sarah J. De Groot, J. Mark Porter 2006-3-14 5204 Riverside North foot of San Jacinto Mts, between Snow Creek Road and Highway 111. Stabilized sand dunes. 351 Comment
  UCR148338  Achyronychia cooperi John F. Green 2005-1-12 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  UCR164926  Achyronychia cooperi John F. Green 2005-2-2 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 mi east of Desert Beach 24 Comment
  UCR246722  Acleisanthes longiflora Duncan S. Bell, John Anderson, Kim Clark, Keir Morse 2012-11-10 4353 Riverside Sonoran (Colorado) Desert, Big Maria Mountains: southeast section of range, approximately 0.6 air miles northwest of Palo Verde Dam 97 Comment
  SEINET5327526  Acmispon americanus var. americanus I. W. Clokey, E. G. Anderson 1935-8-21 6720 Riverside Hemet Lake 1030 Comment
  SBBG120129  Acmispon micranthus A. C. Sanders, K. Volansky 2005-3-17 29205 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
  UCR201612  Acourtia microcephala Scott D. White, Justin M. Wood 2008-6-18 12202 Riverside San Jacinto Mountains, hiking trail from K flat to Apple Canyon Road 1451 Comment
  UCR213505  Adenostoma fasciculatum A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37809 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, under powerlines near dirt extension of Lake St., 1.1 mi. NW (356 deg. ) of intersection of I-15 and Lake St. 549 Comment
  UCD112515  Adenostoma sparsifolium Donald Myrick 1964-4-29 810 Riverside Palms Highway 74, 15 miles E of Hemet. 1219 Comment
  UCSB10890  Adenostoma sparsifolium Creighton, B. 1961-5-7 Riverside 0.3 miles southwest of the junction of State Highway 74 and road to Anza, immediately south of San Bernardino National Forest, and the San Jacinto Mountains 1493 Comment
  SEINET2046271 Image available Agave deserti John Adams 1965-5-9 204 Riverside Santa Rosa Mountains, Hwy 74, ca. 8 mi. S of Palm Desert 915 Comment
  SDSU6852  Agoseris retrorsa T. Bruhns 1965-5-22 111 Riverside Slope around girl's dormitory of Desert Sun School in Idyllwild. Comment
  UC1146111  Agrostis exarata E. K. Balls 1958-6-27 23301 Riverside between Santiago Peak and Indian Truck Trail; Santa Ana Mountains, along Main Divide 1371 Comment
  UC53497  Agrostis exarata H. M. Hall 1897-8-20 854 Riverside Vicinity of Strawberry Valley San Jacinto Mountains 1615 Comment
  UCR96599  Agrostis exarata Scott D. White 1996-8-1 4452 Riverside San Jacinto Mountains, Idyllwild area north of Isomata along USFS Road 5S24.1 1646 Comment
  RSA753931  Ailanthus altissima W. Schlegel, Andrew Trouette 2008-10-10 21 Riverside Snow Creek Cabin Parcel Comment
  SEINET895382  Alhagi maurorum Dell O. Clark 1969-1 s.n. Riverside 2 miles west of Mecca, Coachella Valley Comment
  UC183444  Alhagi pseudalhagi F. M. Turner 1915-7-19 Riverside Mecca; Colorado Desert, Mecca Comment
Read comments
Aug 6 2013
  UCR75075  Allionia incarnata A. C. Sanders, E. J. Lawlor 1992-4-4 12134 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  CAS-BOT-BC540730  Allionia incarnata var. incarnata Sarah J. De Groot; Amy Rouillard 2015-9-15 7559 Riverside Ford Dry Lake, Chuckwalla Valley, N of I-10 106 Comment
  RSA698213  Allionia incarnata var. nudata J. Russell Bruff 1929-12-28 449 Riverside Dos Palmas Comment
  JEPS61479  Allium denticulatum Marjorie D. Clary 1932-5-12 1590 Riverside Lost Horse Canyon Colorado Desert, Lost Horse Canyon 1219 Comment
  UCR1627  Allium haematochiton Leland R. Dykes 1962-5-8 96 Riverside Santa Ana Mtns., Santa Rosa Plateau, San Mateo Canyon [Tenaja] Road, c. 7 mi west of Palomar Road [=Washington Ave.] in Murrieta Comment
  RSA770535  Allium lacunosum var. lacunosum S. Mashayekhi, M. Biabani, Steve Boyd 2008-4-15 SM 011 Riverside East of Elsinore Peak, on clay hill. Comment
  CAS-BOT-BC132015  Allium munzii Steve Boyd 1982-4-27 s.n. Riverside Gavilan Hills region, Temescal Canyon west of Horsethief Wash, south of Lee Lake on terrace escarpments just south of Di Palma Road 396 Comment
  RSA348946  Allium munzii Steve Boyd 1986-5-1 1798 Riverside Murieta Hot Springs: Skunk Hollow area, E of hot springs, on N base of hill just to the W of Skunk Hollow. 439 Comment
  SEINET3878854  Allium praecox D. W. McNeal 1981-3-30 2435 Riverside Ne slope of Gavilan Peak, 0.6 mi S of Cajalco Rd. on Gavilan Rd.; 0 Comment
  UCR91459  Allium praecox Scott D. White 1995-3-30 2676 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
  CDA2737  Allium triquetrum A. C. Sanders, T. B. Salvato 2003-4-3 25830 Riverside San Bernardino Valley/Upper Santa Ana River; Riverside, UCR campus, between East Campus Drive and Parking Lot 10 Comment
  UCR142694  Allophyllum Scott D. White, Et al. 1995-6-16 3332 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
  SD143744  Allophyllum divaricatum A. C. Sanders, P. MacKay, T. Thomas and O. Clarke 1997-5-4 20633 Riverside San Jacinto Mountains; north side along Highway 243, 1.5 mile below Twin Pines Ranch Road (McMullen Flat), nmorth slope of peak 3740. 1067 Comment
  POM122368  Allophyllum glutinosum Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  UCR174336  Allophyllum glutinosum A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32497 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
  JEPS58607  Alnus rhombifolia Marjorie D. Clary 1932-8-7 1131 Riverside Snow Creek Colorado Desert, San Jacinto Mts. 457 Comment
  SACT002778  Alnus rhombifolia A. Delisle 1961-6-27 Riverside Within 5 feet of Dripping Wells Falls, right where water drips on the roots. Tree 25ft. Comment
Read comments
Aug 25 2013
  UCD169471  Alternanthera philoxeroides J. Zamora; Al Acosta 1999-9-29 s.n. Riverside Riverside, Santa Ana River, under the NW end of the Market St. bridge. 244 Comment
  UCR192692  Amaranthus blitoides A. C. Sanders, Mike Misenhelter 2008-6-10 35451 Riverside San Bernardino Valley, Glen Avon, San Sevaine Wash south of Hwy 60 and of San Sevaine Way, east of concrete channel 231 Comment
  RSA191450  Amaranthus californicus E. W. Lathrop, Robert F. Thorne 1967-9-26 6666 Riverside 6 miles NW of Murrieta. 610 Comment
  OBI35668  Amaranthus fimbriatus Louis B. Ziegler 1964-9-1 25 Riverside San Jacinto Mts Pinyon flats 1311 Comment
  UCR119419  Amaranthus palmeri Mitch Provance 1998-6-20 711 Riverside Jurupa Mountains, Glen Avon Heights, on the north side of Conning St. (dirt road portion traversing from W to E), which lies between Campbell St. and Lindsay St. 262 Comment
  UCR260949  Amaranthus palmeri Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6020 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, c. 22.25 air miles west of Blythe, south side of Ford Dry Lake, about 0.5 air mile southeast of Hopkins Well 107 Comment
  UCR58450  Amaranthus powellii George K. Helmkamp 1989-10-7 s.n. Riverside San Jacinto Mtns., Edge of Lake Hemet 1400 Comment
  UCD128668  Amauriopsis dissecta J. C. Roos 1946-8-24 2923 Riverside Santa Rosa Mountains. 2286 Comment
  OBI25272  Ambrosia dumosa F. Seaman 1971-4-9 35 c Riverside 51.6 mi E of Twentynine Palms on State hwy 62 Comment
  POM8400  Ambrosia dumosa Mary F. Spencer 1920-4-7 784 -a Riverside Palm Canyon, Colorado Desert 183 Comment
  RSA416969  Ambrosia dumosa M. B. Dunkle 1932-3-25 2900 Riverside Cathedral Canyon Comment
  RSA696752  Ambrosia dumosa J. Russell Bruff 1932-3-21 s.n. Riverside 1000 Palms. Comment
  UCR109581  Ambrosia dumosa R. D. Goeden, Don W. Ricker 1970-5-14 s.n. Riverside Coachella Valley, Palm Springs, SW side of Hwy 111, 1.3 mi. SE of Overture Drive, at foot of San Jacinto Mtns. near Desert Angel peak 274 Comment
  UCR178508  Ambrosia dumosa R. G. Swinney 1967-5-26 149 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Snow Creek 381 Comment
  UCR275449  Ambrosia dumosa Thomas R. Stoughton, Stephanie Rockwood, Christi Gabriel 2011-3-31 946 Riverside Sonoran (Colorado) Desert, wash crossing Midland-Rice Road, near saddle between Little Maria Mountains and Big Maria Mountains 320 Comment
  CLARK-A1528-1537  Ambrosia ilicifolia John C. Roos 1958-3-15 Riverside Chuckwalla Mountains Comment
  CAS-BOT-BC273001  Ambrosia salsola Mrs. J. C. Angsbury 1929-2-1 s.n. Riverside Indio Comment
  SD229061  Ambrosia salsola Dick Schwenkmeyer 2013-6-11 902 Riverside Approx. 1.5 miles north od highway 74 and Royal Carrizo Road intersection. 854 Comment
  UCD128876  Ambrosia salsola Geoffrey Levin 1975-4-5 463 Riverside Junction of Ramon Road and 1000 Palms Canyon Road. Indio Hills Mountain Range, Salton Sea Basin Drainage Area. 91 Comment
  SFV17219  Ambrosia salsola var. salsola 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
  JOTR33855  Amelanchier utahensis La Doux, Tasha, Alice Miller and Victoria Sork 2009-5-3 2715 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west side of Queen Mountain; granitic outcrops with sandy ephemeral wash 1408 Comment
  JEPS35491  Amorpha californica var. californica W. L. Jepson 1901-5-25 1446 Riverside Santa Rosa Indian Village Santa Rosa Mts. 1981 Comment
  UCR133457  Amorpha californica var. californica Tracy Tennant, J. S. Ross 1998-7-30 MOR- 677 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Hathaway Canyon, slope above and west of polygon H3. 976 Comment
  RSA606085  Amorpha fruticosa R. S. Woglum 1941-5-14 3039 b Riverside Peninsular Ranges / Sonoran Desert transition: Elder (Alder?) Canyon, off Coyote Canyon. Comment
  RSA80004  Amsinckia intermedia F. W. Peirson 1921-3-22 s.n. Riverside Murray Canyon, near Palm Springs 487 Comment
  SD126651  Amsinckia menziesii Jerilyn Hirshberg 1989-3-20 Riverside Santa Rosa Plateau, South of town of Murrieta: Southwest of Mesa de Burro 609 Comment
  CAS-BOT-BC226260  Amsinckia retrorsa A. C. Sanders; Nathan Moorhatch 2011-3-22 38786 Riverside Peninsular Range; Perris-Aguanga Basin: Romoland in Menifee Valley, powerline route along McLaughlin Rd. east of Trumble Rd. and west of Antelope Rd. 440 Comment
  JEPS49773  Amsonia tomentosa H. M. Hall May, 1905 6007 Riverside Cottonwood Pass e. Riverside Co., Cottonwood Mts., Cottonwood Pass Comment
  RSA0043041  Amsonia tomentosa Duncan S. Bell, Evan Meyer 2014-4-2 6527 Riverside Chuckwalla Mountains; approx. 0.75 air mile southeast of Aztec Well. 703 Comment
  RSA27890  Amsonia tomentosa var. tomentosa C. L. Hitchcock 1940-3-31 5882 Riverside 0.5 mile below Cottonwood Springs Comment
  RSA385148  Andropogon glomeratus Anstruther Davidson 1898-1 s.n. Riverside Palm Springs. Comment
  UC219552  Anemopsis californica P. A. Munz 1922-6-30 5905 Riverside Santa Rosa Mountains, Santa Rosa Santa Rosa; Santa Rosa Mountains, Santa Rosa 1981 Comment
  UCR180054  Anemopsis californica Mitch Provance 2005-5-18 9801 Riverside Warm Springs Valley, Nichols road wetland area at Alberhill Creek, south of the I-15 Freeway and Collier Ave., along the SE side of Pierce St., properties on both the NE and SW sides of Baker St. in the city of Elsinore 396 Comment
  UCR35266  Anemopsis californica L. B. Ziegler 1969-7-4 385 Riverside San Jacinto Mtns., Hemet Valley. Near Hemet Lake 1341 Comment
  UCR60547  Anemopsis californica R. F. Thorne 1973-5-23 43878 Riverside Santa Rosa Plateau, north side of Mesa de Colorado 610 Comment
  RSA416653  Anisocoma acaulis Gale Sphon 1955-5-22 s.n. Riverside Montane meadow, Hemet meadow. Comment
  UCR34900  Anisocoma acaulis L. B. Ziegler 1969-4-21 351 Riverside San Jacinto Mtns., Pinyon Flats 1200 Comment
  RSA4396  Antirrhinum coulterianum R. C. Bacigalupi 1954-4-25 4396 Riverside First-year 'burn' along Califor. Highway 79, close to summitof St. Jones Grae, +- 0.75 miles. south of Sage [9 1/2 miles north of juntion with Calif. Highway 71] 732 Comment
  SEINET3208901  Antirrhinum coulterianum G. Goodwin 2012-6-14 3457 Riverside San Jacinto Mountains, at vista south of Idyllwild adjacent to highway 243 1650 Comment
  UCR158507  Antirrhinum coulterianum A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30035 Riverside Peninsular Range, Agua Tibia Mountains, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  CLARK-A1528-4162  Antirrhinum filipes John C. Roos 1947-2-15 3238 Riverside Comment
  JOTR32148  Antirrhinum filipes La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2304 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  RSA0120316  Antirrhinum filipes Duncan S. Bell, Thomas Stoughton 2016-3-16 8955 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central/southeastern section of range, approximately 2.5 air miles north of Gucci Spring. 511 Comment
  RSA336198  Antirrhinum filipes Robert F. Thorne, A. Shmida, R. Whittaker 1978-4-23 52014 Riverside Chino Canyon. Comment
  UCR232353  Antirrhinum nuttallianum John F. Green 2008-4-15 0408- 21 Riverside Peninsular Range; Perris-Aguanga Valley, Moreno Valley/Mead Valley area, square parcel 0.8 km on a side, between Nandina Ave. and Oleander Ave., east of Day St. 523 Comment
  RSA180395  Antirrhinum nuttallianum subsp. nuttallianum E. W. Lathrop 1960-6-8 4930 Riverside 14 miles west of Murrieta Comment
  SD143716  Antirrhinum nuttallianum subsp. nuttallianum Andy C. Sanders, P. MacKay, T. Thomas, O. Clarke 1997-5-4 20701 Riverside San jacinto Mountains: N side of the range, Twin Pines Creek below the confluence with Brown Crk. 854 Comment
  RSA272179  Apiastrum angustifolium C. W. Tilforth 1978-4-30 1571 Riverside Low rounded hills east of Norco. Comment
  RSA515330  Apiastrum angustifolium Jeri Hirshberg 1989-5-9 s.n. Riverside Santa Rosa Plateau, S of town of Murrieta, SW slope of Mesa de Burro., (Near 33d 31 N, 117d 14 W). 579 Comment
  UC1536044  Apiastrum angustifolium Robert F. Thorne 1973-5-23 45534 Riverside Santa Rosa Plateau, Mesa De Colorado Mesa De Colorado; Santa Rosa Plateau, Mesa De Colorado 609 Comment
  POM12858  Aquilegia formosa P. A. Munz 1922-6-24 5807 Riverside Pipe Creek, Hemet Valley 1524 Comment
  UCR52584  Arabis Kathy Harper 1988-5-14 s.n. Riverside San Jacinto Mtns, along dirt road to the north of Castille Canyon Dr. at Poppet Flat, off Hwy 243. Comment
  RSA0126159  Arabis glabra C. B. Wolf 1931-5-11 1962 Riverside Near Pipe Creek, above Hemet Valley, San Jacinto Mountains. 1677 Comment
  UCR120625  Arabis glabra Steve Boyd, K. A. Boyd, C. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2290 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  UC667310  Arabis glaucovalvula Annie M. Alexander and Louise Kellogg 1941-4-29 2103 Riverside 13 mi sw 29 Palms; Joshua Tree National Monument 1371 Comment
Read comments
Sep 18 2012
  UCR178346  Arabis sparsiflora Tracy Tennant, Mitch Provance, Jeffrey Ross 1998-6-25 MOR- 1051 Riverside Transverse Range; San Bernardino Mtns., Morongo Indian Reservation, upper Corral Canyon, tree stand C-01 1280 Comment
  UC66491 Image available Aralia californica E. A. Zumbo 1904-1 430 Riverside <Cold Water> Canyon Santa Ana Mts., <Cold Water> Canyon Comment
Read comments
Jun 23 2011
  RSA33617  Arceuthobium campylopodum N. C. Cooper 1944-7-16 1547 Riverside At trailside. San Jacinto Mt. above Pine Cove 2073 Comment
  UC1929401  Arceuthobium campylopodum Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8651 Riverside SAN JACINTO MTS: Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek. Comment
  CAS-BOT-BC423306  Arctostaphylos L. Nye; G. Gust 2005-3-11 70 Riverside BM 2228 ca. 4 miles W of Murrieta. 453 Comment
  UC1121515  Arctostaphylos R. St. John 1929-5-2 23 Riverside Toro Peak Indio Quadrangle, Santa Rosa Mountains 1676 Comment
  RSA629420  Arctostaphylos glandulosa Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19511 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  UCR273479  Arctostaphylos glandulosa A. C. Sanders, Glen Morrison 2016-8-4 42604 Riverside Peninsular Range; Santa Ana Mountains, South Main Divide Road, near Elsinore Peak, 0.35 km by road south of road junction to Elsinore Peak towers 998 Comment
  CAS-BOT-BC24672  Arctostaphylos glauca C. B. Wolf 1932-5-25 3695 Riverside 0.5 mi. sw. of summit of Moreno Grade, Bad Lands, sw. of Beaumont. 609 Comment
  RSA631821  Arctostaphylos glauca Jon E. Keeley 1992-7-12 15533 Riverside Road to Elsinore Peak, 5 km south of Highway 74, Santa Ana Mountains. Comment
  RSA631824  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16607 Riverside Road to Santa Rosa Mtn. (7S02), 0.5 km south of Hwy 74. 1475 Comment
  RSA631837  Arctostaphylos glauca Jon E. Keeley 1992-4-17 15063 Riverside Highway 79, 3 km east of Temecula Creek. 550 Comment
  SD7734  Arctostaphylos glauca J. C. Nevin 1884-1 Riverside San Jacinto Mtns. Comment
  RSA633545  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Melanie Baer-Keeley 1993-4-23 22671 Riverside Road to Santa Rosa Mountain. 2000 Comment
  RSA633610  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22526 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633715  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16676 Riverside Road to Santa Rosa Mountain (7S02), 9.3 km south of Highway 74. 1990 Comment
  RSA635300  Arctostaphylos patula Jon E. Keeley, Rx Rothrock 1992-11-11 22542 Riverside Saddle Junction, ca. 2 km northeast of Humber Park, Idyllwild, San Jacinto Mtns. 2400 Comment
  UC535009  Arctostaphylos pringlei subsp. drupacea C. B. Wolf 1932-8-4 3922 Riverside one and one-half mi from Idyllwild (on road to Banning); San Jacinto Mts., Strawberry Valley 1706 Comment
  UCR135826  Arctostaphylos pringlei subsp. drupacea Mitch Provance, Kerry Knudsen, Petra Wester 2004-5-8 9013 Riverside Santa Rosa Mtns., c. 0.05 miles S on Santa Rosa Mt. Road from Hwy 74 1402 Comment
  UCD50808  Arctostaphylos pringlei var. drupacea C. B. Wolf 1932-8-4 3922 Riverside Strawberry Valley, one and one-half miles from Idyllwild on road to Banning; San Jacinto Mts. 1706 Comment
  JEPS46254  Arctostaphylos pungens A. E. Wieslander 1929-2-1 Riverside near Prison Camp; San Jacinto Mts. Comment
  POM367450  Arctostaphylos pungens Albert J. Perkins 1916-9-14 s.n. Riverside Idlewild Comment
  RSA635781  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16530 Riverside Red Mountain Road, 5 km east of R3. 1000 Comment
  RSA635784  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16527 Riverside Red Mountain Road, 5 km east of R3. 1000 Comment
  RSA635810  Arctostaphylos pungens Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20099 Riverside Highway 371, 1 km east of Anza. 1220 Comment
  RSA636005  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19552 Riverside Carancho Rd., W. of Temecula. 440 Comment
  POM259946  Argemone munita subsp. argentea P. A. Munz 1940-3-23 15675 Riverside South base of Pinto Mountains, road Dale to Cottonwood Springs 610 Comment
  POM13026  Argemone munita subsp. munita P. A. Munz 1922-4-13 4925 Riverside Hayfields' Chuckwalla Valley 152 Comment
  RSA105974  Argemone munita subsp. munita Gerald B. Ownbey, Findley Ownbey 1954-8-7 2178 -a Riverside 9.7 mi., s.e. of Idyllwild, Hemet Valley road; 1372 Comment
  UC1861748  Aristida G. D. Wallace 1982-5-15 2004 Riverside Palms to Pines Highway (74), San Bernardino National Forest, 1 mi E of Pinyon Pines Camp Comment
  CAS-BOT-BC137652  Aristida adscensionis C. L. Hitchcock 1940-3-30 s.n. Riverside Cottonwood Spring. Comment
  CLARK-A1656-851  Aristida adscensionis Jon Mark Stewart 1983-11-7 83-57 Riverside Indio Hills 121 Comment
  RSA784780  Aristida adscensionis Duncan S. Bell 2012-3-18 3184 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
  POM114618  Aristida californica var. californica Marcus E. Jones 1906-4-27 s.n. Riverside Palm Springs. Comment
  SEINET239055  Aristida divaricata A. C. Sanders, S. D. Boyd; Mitch Provance J. Ross 1998-10-25 22284 Riverside San Jacinto Mtns.: Pine Meadow along Hwy 74 in Garner Valley (eastern) 1 mile. NW of Hwy 371 junction to Anza (Butterfl 1441 Comment
  RSA777401  Aristida purpurea var. fendleriana Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 834 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
  CAS-BOT-BC90196  Artemisia californica David B. Dunn 1946-2-22 1951 Riverside on north side of Whitewater Canyon. Colorado Desert Comment
  HSC85327  Artemisia californica Steve Boyd 1985-12-24 1194 Riverside Gavilan Hills; Harford Springs County Park, south end of park Comment
  UC1119479  Artemisia tridentata subsp. tridentata A. Lewis 1934-5-1 463 Riverside Temescula River Elsinore Quadrangle, Temescula River Comment
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Dec 11 2011
  UC488986  Asclepias californica C. V. Meyer June 1927 202 Riverside Saunders Meadow San Jacinto Mts. 1676 Comment
  RSA500546  Asclepias californica Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3617 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, S of Hwy 79. 488 Comment
  SEINET955306  Asclepias eriocarpa Al Grable 1976-1 6497 Riverside San Jacinto Mountains, San Bernardino National Forest. Near May Valley Road (PC 2000) between South Ridge Trail and locked gate at edge of private land. 1646 Comment
  RSA90117  Asclepias fascicularis E. K. Balls, P. C. Everett 1953-8-19 18538 Riverside Head of Palm Canyon, where stream crosses Hwy 74 on Palms to Pines Hwy. 1372 Comment
  UC22993  Asclepias fascicularis Geo. F. Reinhardt June 1897 Riverside San Jacinto Mountains Comment
  CAS-BOT-BC295358  Astragalus N. Aitkenhead 1977-2-1 2154 Riverside ~1 mi. E. of junction of T/L & Dillon Rd. in No. Palm Springs Comment
  SEINET937944 Image available Astragalus aridus H. F. Loomia 1930-1 203 Riverside Near Mecca Comment
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Mar 22 2014
  UC700951  Astragalus aridus Aven and Ruth Nelson 1939-3-30 3343 Riverside between Mecca nd Blythe on old road between Mecca nd Blythe on old road (hiway 60) Comment
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Feb 3 2011
  SD260245  Astragalus didymocarpus Mitch Provance 2013-2-16 213 1 Riverside Santa Ana River Valley: Riverside, Arlanza area, W side of Hole Lake and adjacent mesa (Riverside West 7.5'Q) 226 Comment
  CAS-BOT-BC182587  Astragalus didymocarpus var. dispermus Ynez Whilton Winblad 1937-3-22 s.n. Riverside East slope of Chocolate Mts. Comment
  POM250461  Astragalus douglasii var. parishii I. W. Clokey, E. G. Anderson 1935-8-21 6718 Riverside East of Keen Camp P. O. 1350 Comment
  RSA0043376  Astragalus filipes John F. Emmel 1996-6-9 1408 Riverside Santa Rosa Mts.; along road to Toro Peak, 0.5 road mile SE of Toro Camp. 2340 Comment
  CAS-BOT-BC187115  Astragalus lentiginosus var. borreganus H. M. Hall 1905-4-14 5757 Riverside Whitewater, on the Colorado Desert 240 Comment
  RSA707349  Astragalus lentiginosus var. coachellae Jonathan Snapp-Cook, Kurt Roblek, Kevin B. Clark, Reas Chavez 2005-6-30 CFW- 09 Riverside Rancho Mirage, eastern Riverside County. 0.5 miles NWW of intersection of Ramon Road and Los Alamos Way. This area is referred to as Big Dune. 91 Comment
  RSA796505  Astragalus lentiginosus var. variabilis Jim Andre 2012-3-19 21355 Riverside Chuckwalla Valley. Along Hwy 177, 8.6 mi NE of Jct with I-10. 152 Comment
  JOTR33732  Astragalus nuttallianus var. imperfectus La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2732 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Exposed aplite vein forming a prominent rib line with loose, cobble slope surrounding it (Stop 3) Comment
  PASA2744  Astragalus pachypus var. jaegeri Frank W. Peirson 1922-4-29 2950 Riverside 1 mile south of Dripping Spring, Temecula River 518 Comment
  CHSC835  Astragalus palmeri V. Holt 1942-3-28 Riverside Santa Rosa mountains. 609 Comment
  OBI35629  Astragalus palmeri Louis B. Ziegler 1972-5-17 458 Riverside San Jacinto Mts - Pinyon Flats 1250 Comment
  UC81354  Astragalus palmeri S. B. Parish Mar, 1881 735 Riverside Agua Caliente (i.e. Palm Springs) Agua Caliente (Palm Springs) Comment
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Jul 15 2009
  CAS-BOT-BC194168  Astragalus pomonensis F. R. Lawson 1930-3-18 R 16 Riverside Cabazon 563 Comment
  POM11528  Athysanus pusillus P. A. Munz, I. M. Johnston 1922-5-19 5441 -a Riverside Garner Ranch, Hemet Valley. 1402 Comment
  UCR91430  Athysanus pusillus Scott D. White 1995-3-30 2645 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
  CAS-BOT-BC98823  Atrichoseris platyphylla C. L. Hitchcock 1966-3-20 24315 Riverside Dry rocky hillside, 5 miles n. of Milpitas Wash and 12 mi. n.w. of Blythe-Glamis Road Comment
  RSA124444  Atrichoseris platyphylla Percy C. Everett, E. K. Balls 1958-4-29 23028 Riverside 10.5 miles W of New Cyama. 10.8 miles NE and N from Desert Center along road to Rice and Vidal jct 274 Comment
  UCD129390  Atrichoseris platyphylla M. F. Wojciechowski; M. J. Sanderson 1993-3-24 279 Riverside Little Maria Mountains, near Midland. Comment
  UCR52232  Atrichoseris platyphylla Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2161 Riverside Sonoran (Colorado) Desert, Palen Pass at the N end of the Palen Mountains 500 Comment
  UCSB39114  Atriplex J. Jorgensen 1982-3-23 298 Riverside DESERT BEACH ALONG HWY 111 SALTON SEA -70 Comment
  POM278705  Atriplex canescens Grant D. Brown 1950-12-2 578 Riverside Temescal Wash at entrance to Cajalco Canyon, SE of Corona. 274 Comment
  UCD97289  Atriplex canescens K. Esau 1935-6-15 s.n. Riverside Riverside County. Comment
  JOTR31142  Atriplex canescens subsp. canescens La Doux, Tasha 2009-6-3 1853 Riverside Joshua Tree National Park. (Stop 2): Little San Bernardino Mountains, Covington Flats Area, Covington Spring 1396 Comment
  CAS-BOT-BC170227  Atriplex canescens subsp. linearis Nancy Ryan Zabriskie; Walter Zabriskie 1970-10-31 324 Riverside Andreas Canyon Club property, Palm Canyon watershed, east slope San Jacinto Mts. 167 Comment
  RSA532569  Atriplex coronata var. notatior D. E. Bramlet 1991-5-2 2113 Riverside 7.6 km west of Hemet and aome 1.4 km southwest of the intersection of Warren Rd. and Stetson Ave. The population is some 68 m suth of Stetson Ave. and some 320 m. west of the MWD canal., Plants are located approximatly 3m from an existing dirt channel. 500 Comment
  SD133118  Atriplex coronata var. notatior D. Bramlet 1990-7-20 2058 Riverside 6.6 km west of Hemet and ca. 880 meters west of intersection of Florida and Warren Streets. 500 Comment
  SD138894  Atriplex coronata var. notatior Craig Reiser 1996-5-9 Riverside Hemet; near California Street Comment
  UCR77746  Atriplex coronata var. notatior Steve Boyd 1991-5-13 6238 Riverside Peninsular Range, Winchester Valley between Winchester and Hemet along upper Salt Creek drainage. Vernal pool association in pasture north of Santa Fe Railroad tracks, west of San Diego Aqueduct 457 Comment
  CAS-BOT-BC170258  Atriplex hymenelytra Roxana S. Ferris 1918-6-14 987 Riverside At Shavers Well, Box Canyon in Chocolate Mts. Comment
  RSA65378  Atriplex polycarpa F. W. Peirson 1927-11-25 s.n. Riverside Thousand-Palm Canyon, edge of Coachella Valley. Comment
  SEINET4135546  Atriplex polycarpa Lewis S. Rose 1961-11-24 61068 Riverside La Quinta.; 0 15 Comment
  POM10086  Atriplex semibaccata Anonymous 1907-09 871 Riverside Corona. Comment
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Apr 11 2009
  SD136862  Atriplex serenana Steve Boyd 1985-8-7 1116 Riverside Murrieta area, Clinton Keith Road, just east of the Bear Creek development golfcourse. Comment
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Feb 13 2019
  UCD97827  Atriplex serenana A. C. Sanders; K. C. Rose 1999-6-18 22830 Riverside Domenigoni Valley; upper Warm Springs Creek between Hwy 79 (Winchester Road) and Scott Road, Domenigoni Ranch, South of Winchester. 433 Comment
  CAS-BOT-BC176760  Atriplex serenana var. serenana Steve Boyd 1985-8-7 1116 Riverside Murrieta area, Clinton [Kieth] Keith Rd., just east of the Bear Creek development [golfcourse] golf course Comment
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Feb 13 2019
  UCR274526  Atriplex serenana var. serenana Mitch Provance, Ken Halama 2003-6-15 17056 Riverside Temescal Mountains, Mead Valley, just SSW of the corner of Cajalco Rd. and Wood St. Comment
  IRVC28527  Atriplex triangularis O. F. Clarke 1970-9-24 s.n. Riverside Riverside, Santa Ana River bottom just E of the old Salt Lake River Bridge. Comment
  UCR174340  Avena barbata A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32501 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
  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
  RSA639390  Azolla filiculoides Louis Cutter Wheeler 1933-7-27 2044 Riverside Santa Ana River at Chino Creek. 152 Comment
  UCR231196  Baccharis pilularis A. C. Sanders, T. B. Salvato, Kent Beaman 2011-11-3 39928 Riverside Peninsular Range; Santa Ana Mtns., near Sierra Peak on dirt road (Leonard Rd.) from Skyline Drive, c. 1/4 mile east of the Orange Co. line 884 Comment
  RSA652565  Baccharis salicifolia Don Fells 1948-2-15 s.n. Riverside 1/3 mile SE from 6th and California, Norco. 228 Comment
  UC1281265  Baccharis salicina H. E. McMinn 1937-6-3 5004 Riverside 1 mi e of Blythe Comment
  UCSB41547  Baccharis sarothroides Roos, John; Roos, Lucille 1950-10-28 Riverside Near Box Springs 472 Comment
  POM184191  Baccharis sergiloides M. French Gilman 1932-11-30 s.n. Riverside Whitewater Point. Comment
  UCR19179  Baccharis sergiloides John C. Roos 1948-9-14 3003 Riverside Santa Rosa Mtns, Dos Palmas Spring, east of Asbestos Mountain 1070 Comment
  POM182202  Bahiopsis parishii Philip A. Munz 1932-4-24 12387 Riverside San Jacinto Mountains: Snow Creek Canyon 457 Comment
  UC893812  Baileya pauciradiata Lewis S. Rose 1937-4-10 37147 Riverside 5 mi s Cathedral City 15 Comment
  RSA92873  Baileya pauciradiata F. W. Peirson 1921-4-12 2775 Riverside Near Indian Wells. Comment
  POM10321  Baileya pleniradiata Charlotte M. Wilder 1904-11-20 520 Riverside Near Desert Queen Mine, edge of Colorado Desert Comment
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Nov 6 2011
  CAS-BOT-BC16366  Barbarea orthoceras Steve Boyd 1992-4-14 6793 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along Verdugo Trail from Tenaja Trail to Bluewater Trail. 853 Comment
  RSA340188  Bebbia juncea R. F. Thorne, C. W. Tilforth 1980-5-28 54170 Riverside San Bernardino Mountains, dry, Colorado Desert slopes, S-facing and W-facing, N-S rocky ridge at E side of Whitewater River at mouth of canyon, ca. 1/4-1/2 miles E of Whitewater Post Office. Comment
  RSA736801  Bebbia juncea Scott D. White, Angelia Carey 2004-7-2 10563 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  RSA781656  Bebbia juncea Duncan S. Bell 2009-3-8 77 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
  UCR109559  Bebbia juncea R. D. Goeden, Don W. Ricker 1980-3-20 s.n. Riverside Western Colorado Desert, Coachella Valley, Painted Canyon in the Mecca Hills 122 Comment
  RSA92402  Bebbia juncea F. W. Peirson 1924-6-21 4756 Riverside Temescal Canyon, near Elsinore 305 Comment
  SEINET3146051  Bebbia juncea var. aspera H. M. Hall 5841 Riverside near Salton 46 Comment
  UC472679  Bebbia juncea var. aspera M. F. Spencer 1921-4-10 Riverside Colorado Desert, Palm Springs Comment
  UCR18794  Berberis nevinii John C. Roos 1949-5-21 4321 Riverside Peninsular Range, SW corner of county, 2 miles north of Dripping Springs, near Vail Dam 442 Comment
  UCR23741  Bidens pilosa John C. Roos 1965-8-18 s.n. Riverside In Corona Comment
  JEPS53176  Boechera californica Carl V. Meyer Jun 1927 169 Riverside Idyllwild-Keen Camp Road San Jacinto Mts. 1524 Comment
  UCSB26857  Boechera californica Gerhart, Janet 1963-5-3 Riverside 8.5 miles north of Lake Fulmor Picnic area on Banning-Idyllwild road 1219 Comment
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Mar 14 2014
  LA90280  Boechera parishii Arnold Menke; 1955-4-28 sn Riverside Hemet Valley, S side of road Comment
  JEPS53108  Boechera perennans W. L. Jepson 1901-5-25 1454 Riverside Coyote Canyon Santa Rosa mts. Comment
  LA204239  Boechera pulchra H. Lewis; 1940-4-28 Riverside Joshua Tree National Monument, Keys View Comment
  CAS-BOT-BC25456  Boechera retrofracta C. L. Hitchcock 1940-4-5 5966 Riverside Above Cottonwood Spring. Comment
  SEINET3092324 Image available Boerhavia erecta var. intermedia A. C. Sanders 1989-9-19 9511 Riverside Chocolate Mountains Aerial Gunnery Range: 1.75 km (airline) south of Tabaseca Tank, along the wash above "Tabaseca Target". 680 Comment
  UCR43706  Boerhavia triquetra R. F. Thorne, R. Dahlgren 1979-8-22 53571 Riverside Joshua Tree National Monument, just south of San Bernardino Co. line near jct of road to Split Rock and 29 Palms, valley west of Pinto Mtns. 1098 Comment
  IRVC28534  Boerhavia wrightii Chris E. True, K. Flemming 2003-9-26 s.n. Riverside Canyon Spring, Orocopia Mtns. Sonoran (Colorado) Desert 372 Comment
  UCR264220  Boerhavia wrightii A. C. Sanders, Jim Malusa 2015-9-10 41867 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 0.85 mi. SE of its junction with Summit Rd. in Salt Creek Canyon, at wash crossing, at edge of Chocolate Mountains Aerial Gunnery Range 480 Comment
  UCR58441  Boerhavia wrightii A. C. Sanders 1989-9-20 9514 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range: Tabaseca Tank, in the extreme northern end of the Chocolate Mountains 610 Comment
  RSA778511  Boerhavia wrightii Amber Swanson 2011-10-9 646 Riverside On both sides of Hwy I-10 btwn Desert Center and Hayfields exits. 234 Comment
  CAS-BOT-BC31024  Bolboschoenus maritimus Howard Walton Clark 1926-6-1 s.n. Riverside Indio. Comment
  RSA0117484  Bolboschoenus maritimus subsp. paludosus Mitch Provance 2012-11-3 1112 -05 Riverside San Timoteo Canyon: West Beaumont, N side of Oak Valley Parkway (San Timoteo Canyon Rd.), 1.5 miles W of 1-10. 709 Comment
  UCR2147  Bothriochloa barbinodis F. M. Reed 1920-5-10 4335 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Murray Canyon, near Palm Springs 427 Comment
  UC677603  Bouteloua aristidoides var. aristidoides A. A. Beetle 1942-4-23 3189 Riverside banks of river 24 mi n Blythe; Colorado River Comment
  CLARK-A1528-4516  Bouteloua curtipendula John C. Roos 1958-9-28 Riverside San Jacinto Mountains Comment
  SEINET3240176  Bowlesia incana Rea Raymond 1962-1 176 Riverside North of Prado Dam-4 miles on Highway #71.: Santa Ana Mountains 305 Comment
  UCR107703  Bowlesia incana A. C. Sanders 1997-3-1 19752 Riverside Box Springs Mountains, Riverside: S end of the range along Gernert Rd. (dirt road paralleling the mountain front), in valley draining to Box Spring Canyon. 457 Comment
  CLARK-A1528-5667  Brandegea bigelovii John C. Roos 1960-4-8 Riverside 380 Comment
  RSA77415  Brandegea bigelovii F. W. Peirson 1927-4-12 7166 Riverside In Painted Canyon near Mecca. Comment
  SD49374  Brandegea bigelovii Thomas W. Whitaker 1958-4-30 Riverside Box Canyon, midway between Mecca and Shaver Well Comment
  UCR41529  Brandegea bigelovii A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6103 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  CDA3589  Brassica tournefortii A. C. Sanders, Mark A. Elvin, Julie M. Vanderwier 2002-4-9 24916 Riverside The Badlands; hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont Comment
  SD182672  Brassica tournefortii Judy Gibson 2008-3-17 Riverside City of Palm Desert, weed in street landscaping, Sun City retirement community on Westridge Ave., about 100 yards south of Grape Arbor Ave 34 Comment
  UCR239805  Brassica tournefortii O. F. Clarke 2004-2-25 s.n. Riverside San Bernardino Valley Region, Box Springs Mountains, Two Trees Canyon 412 Comment
  UCR85240  Brassica tournefortii A. C. Sanders, P. J. MacKay, M. Jacobsmyer, C. L. Sanders, et al. 1995-3-5 15997 Riverside Sonoran (Colorado) Desert, Orocopia Mtns, Maniobra Valley, 1.6-3 mi. south of frontage road (old Hwy 60) along Interstate 10, S to edge of BLM wilderness 610 Comment
  JEPS18758  Brickellia atractyloides W. L. Jepson 1928-4-23 12561 Riverside Cottonwood Spring Colorado Desert, Eagle Mts. 731 Comment
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Oct 9 2010
  CAS-BOT-BC106346  Brickellia atractyloides var. arguta Peter H. Raven 1958-5-18 12994 Riverside Along State Highway 74, 4.9 miles northeast of Pinon Flats, San Jacinto Mountains Comment
  RSA770437  Brickellia atractyloides var. arguta Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4569 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  JOTR16568  Brickellia californica Baker, James K. & Baker, Ilisa T. 1966-10-19 s.n. Riverside Joshua Tree National Park. ROAD TO PROSPECTS 1/2 MILE WEST OF SPLIT ROCK 1341 Comment
  RSA695641  Brickellia californica J. Russell Bruff 1927-10-26 33 Riverside Cottonwood Springs Comment
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Sep 20 2011
  LA203085  Brickellia desertorum Carl Epling; 1937-11-26 sn Riverside White Tank, Twentynine Palms Comment
  CAS-BOT-BC100517  Brickellia incana S. B. Parish 1916-5-13 10848 Riverside Cottonwood Spr., Colorado Desert 792 Comment
  CAS-BOT-BC132194  Brodiaea filifolia Robert F. Thorne; P. A. Munz; E. Lathrop 1968-5-8 37586 Riverside Santa Rosa Plateau: On Mesa de Colorado, Rancho California 670 Comment
  UC472726  Bromus arizonicus A. S. Hitchcock 1927-3-20 Riverside Colorado Desert, Palm Springs Palm Springs; Colorado Desert, Palm Springs 121 Comment
  RSA78185  Bromus berteroanus J. C. Roos, L. Roos 1953-3-21 5909 Riverside Mouth of Andreas Canyon, south of Palm Spriings. 274 Comment
  UC1951127  Bromus carinatus Scott D. White, Justin Wood 2009-5-22 12896 Riverside SAN JACINTO MOUNTAINS: Quinn Flat Meadow. USGS Idyllwild 7.5' Quad. Comment
  UCR277492  Bromus catharticus Mitch Provance 2013-4-16 413- 21 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  CDA28939  Bromus diandrus Mike Lahti 2009-4-24 PDR# 1501623 Riverside Hemet. Sage Ranch, 37166 Sage Road, near east Benton Road. 0 Comment
  JOTR16773  Bromus diandrus Hogan, J. 1974-7-11 63 Riverside Joshua Tree National Park. 0.9 MILES EAST OF EUREKA PEAK 1584 Comment
  RSA769822  Bromus grandis E. W. Lathrop 1973-6-28 7439 Riverside Mail Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest 1220 Comment
  SD136965  Bromus hordeaceus Steve Boyd 1992-4-14 6794 Riverside Santa Ana Mts.; San Mateo Cyn Wilderness area; Along Verdugo Trail from Tenaja Tr to Bluewater Tr in upper watershed of Bluewater Cyn; S of Sitton Pk; 792 Comment
  UCR241217  Bromus hordeaceus Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 54 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, east fork of Hathaway Canyon 945 Comment
  UCR92281  Bromus hordeaceus Scott D. White, M. D. Wilcox 1995-7-11 3472 Riverside Peninsular Range; Santa Ana Mtns., upper forks of Decker Canyon, SW of Main Divide Truck Trail 730 Comment
  SDSU955  Bromus orcuttianus var. hallii H. Wedberg 1962-7-28 1001 Riverside On dirt road about 2.5 miles N from Black Mtn Publ. Campground, in opening of montane forest with Bracken, P. jeffreyi, Ceanothus cordulatus. San Jacinto Mountains. 2286 Comment
  RSA612783  Bromus rubens D. L. Banks, Victor Steinmann 1997-3-13 1419 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
  SEINET221092 Image available Bromus rubens Leila M. Shultz, R. Thorne; J. Hogue R. Tilford. 1980-4-16 4012 Riverside Bridge over Whitewater River, base of Whitewater Canyon, San Bernardino Mtns. (Range possibly 3 or 4 E). 436 Comment
  UCD59525  Bromus rubens Nancy Ryan Zabriskie 1978-3-16 793 Riverside Colorado Desert and the Santa Rosa Mountains. Along AcC water pipe, Andreas Canyon, east slope San Jacinto Mtns. 548 Comment
  CLARK-A1528-48  Bromus tectorum C. M. Flanagan 1973-4-26 OO 319 Riverside Morongo Indian Reservation 1158 Comment
  HSC93128  Bromus tectorum Scott D. White 1996-4-14 3911 Riverside E of Hemet, San Jacinto River Wash near Valle Vista, N of Hwy. 74, 1.7 mi. W of USFS Cranston Fire Station 534 Comment
  RSA0034863  Bromus tectorum Victor Duran 1932-5-18 3218 Riverside Idyllwild, San Jacinto Mountains. 1676 Comment
  UCR2261  Bromus trinii F. M. Reed 1906-3-17 923 Riverside Riverside: mouth of South fork of Arroyo Tequesquite 335 Comment
  RSA535079  Caesalpinia gilliesii Steve Boyd, T. S. Ross 1991-11-10 6629 Riverside Gavilan Hills, W of Perris along Santa Rosa Rd. near the base of range. Comment
  POM14395  Caesalpinia virgata P. A. Munz, D. D. Keck 1922-4-9 4753 Riverside Shavers Well, near Mecca. 76 Comment
  RSA405289  Caesalpinia virgata M. B. Dunkle 1933-5-6 3440 Riverside Painted Canyon. Comment
  UC15305  Caesalpinia virgata S. B. Parish Apr 4 1896-Apr 13 1896 4114 Riverside Palm Springs (Agua Caliente), desert base of San Jacinto Mt. San Jacinto Mt., Palm Springs (Agua Caliente) 152 Comment
  UCR168265  Caesalpinia virgata Scott D. White 2001-4-3 8260 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
  UCR198193  Caesalpinia virgata Michael Honer, L. Hulse 2004-4-3 1918 Riverside Colorado Desert, Little San Bernardino Mountains, Rockhouse Canyon c. half mi north of intersection with Fargo Canyon 610 Comment
  POM91013  Caesalpinia virgata E. C. Jaeger 1925-12-20 s.n Riverside Fish traps. 3 Comment
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Feb 3 2011
  UCR121784  Calandrinia ciliata A. C. Sanders, Carolyn Washburn 2001-4-17 24033 Riverside San Jacinto Valley, west edge of Hemet, SW corner of Florida Ave. (Hwy 74) and Warren Rd. 457 Comment
  UCR171960  Calandrinia ciliata 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
  UCR20523  Callitriche heterophylla E. W. Lathrop 1966-4-13 6164 Riverside Peninsular Range, 3 mi NW of Murrieta Comment
  SD229036  Calocedrus decurrens Dick Schwenkmeyer 2012-4-17 688 Riverside Mt. San Jacinto: Vista Grande, 2 miles south of U.S. Forestry station on Highway 243 north of Idyllwild 1618 Comment
  SD82892  Calocedrus decurrens Larry E. De Buhr 1972-2-25 500 Riverside Santa Rosa Mountains, along forest Road 7S02 above Cedar Springs 2345 Comment
  UC215291  Calocedrus decurrens Geo. B. Grant 1901-8-1 Riverside Strawberry Valley San Jacinto Mts., Strawberry Valley Comment
  UCSB18186  Calocedrus decurrens Daniel, Dick 1964-5-16 Riverside Fuller Mill Creek Camp; along Banning Idyllwild Rd., San Jacinto Mtns. 1584 Comment
  UC218107  Calochortus concolor P. A. Munz 1922-6-30 5917 Riverside Santa Rosa Santa Rosa Mts. 1981 Comment
  SBBG952  Calochortus plummerae L. Long 1940-6-9 Riverside Palms to Pines Hwy, E of Hemet Comment
  RSA369045  Calochortus splendens M. M. Thompson 1947-6-9 C- 2080 Riverside Los Alamos Canyon, Elsinore 762 Comment
  SDSU11909  Calochortus splendens H. Wedberg 1962-5-23 939 Riverside 4.8 miles from Hwy 395 at Rainbow, on road to Santa Margarita River and Temecula Canyon. 366 Comment
  UCR20785  Calochortus splendens A. C. Sanders, Steve Boyd 1980-5-2 1417 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR273986  Calochortus splendens Mitch Provance 2012-4-27 412- 31 Riverside The Badlands, Mt. Davis, southwest of Beaumont, about 1 mi S of I-10 and SR-60 interchange, just E of Davis Mountain Dr. and S of Westward Ave. 799 Comment
  POM146768  Calycadenia tenella J. B. Feudge 1927-5-19 1793 Riverside Elsinore 412 Comment
  JOTR33983  Calyptridium monandrum La Doux, Tasha, M. Harding 2010-4-7 2871 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View with cobble benches above wash Comment
  UCR35073  Calyptridium monandrum L. B. Ziegler 1969-5-27 365 Riverside San Jacinto Mtns., Cahuilla Indian Reservation 1113 Comment
  UC489218  Calyptridium monospermum C. V. Meyer 1928-7-27 550 Riverside San Jacinto Peak; Southern California, San Jacinto Peak 3230 Comment
  CLARK-A1528-7874  Calystegia longipes John C. Roos 1952-6-8 5747 Riverside Reche Canyon 579 Comment
  UCR174042  Calystegia macrostegia A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32520 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 640 Comment
  RSA770637  Camissonia Robert F. Thorne, M. Z. Thorne 1973-3-30 42684 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  RSA465922  Camissonia bistorta D. A. Young 1968-3-28 P 331 Riverside At end of Hayfield Road, South of Interstate 10. Creosote scrub. 305 Comment
  UCR250878  Camissonia bistorta S. J. Myers, Jennifer Tobin, Michelle Tobin 2013-3-13 1038 Riverside Lakeview Mountains, along powerline access road NE of Juniper Flats Rd. 649 Comment
  POM97116  Camissonia bistorta P. A. Munz 1925-5-20 9838 Riverside 2 miles W of Dripping Spring 396 Comment
  UCR85165  Camissonia boothii A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16084 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  RSA792481  Camissonia boothii subsp. condensata Justin M. Wood, Dustin Ray 2011-4-28 3847 Riverside Sonoran Desert: Chuckwalla Valley; Eagle Mountain Road, 2.8 miles west of Desert Center and 0.9 miles north of I-10. 312 Comment
  UCR30100  Camissonia brevipes George K. Helmkamp 1983-4-5 483- 38 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, large wash below Chuckwalla Spring, 9 miles SW of Graham Pass Road 489 Comment
  RSA115524  Camissonia brevipes subsp. brevipes Peter H. Raven 1958-2-15 11568 Riverside Corn Springs, Chuckwalla Mountains. Comment
  CLARK-A1528-656  Camissonia californica Charlotte Stocks 1964-5-20 Riverside Comment
  RSA134498  Camissonia californica Harlan Lewis, M. Lewis 1953-3-15 1610 Riverside Colorado Desert, Pushawalla Canyon in desert wash Comment
  RSA594783  Camissonia californica D. L. Banks, Dylan Hannon 1996-5-3 977 Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; Along a xeric W facing slope, approximately 350 m SE of the Helipad at the upper camp sites. 540 Comment
  SEINET3093245 Image available Camissonia californica B. Pitzer, L. LaPre 1987-3-2 416 Riverside Bundy Canyon, ca. 2 mi. SE of Lake Elsinore and 0.5 mi. N of Bundy Canyon Rd., off Raciti Rd. (Romoland 7.5' Quad). Comment
  UCR116830  Camissonia californica A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23931 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 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
  POM12118  Camissonia cardiophylla Mary F. Spencer 256 Riverside Mecca. Colorado Desert. -60 Comment
  CLARK-A1528-659  Camissonia cardiophylla subsp. cardiophylla Ronald K. Pidot 1962-3-23 Riverside Mecca Comment
  RSA777404  Camissonia cardiophylla subsp. cardiophylla Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 837 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
  CLARK-A1528-3328  Camissonia claviformis John C. Roos 1947-2-15 3267 Riverside Eagle Mountain Comment
  UCR165273  Camissonia claviformis John F. Green 2005-2-4 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 miles east of Desert Beach 24 Comment
  UCR50879  Camissonia claviformis A. C. Sanders 1988-5-11 7800 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal, east of the gasline road from Niland 549 Comment
  RSA719044  Camissonia claviformis Michael Honer 2005-3-11 2056 Riverside Rice Valley; 4.5 mi. SSE of Rice; 1.5 mi. E of ATSF railway. 220 Comment
  SEINET10492060  Camissonia claviformis David B. Dunn, Dhogo; Schroeder, (UMO); Bruskin; A. Folsom 1948-3-14 Dunn 3759 Riverside Found at top of hills to the w of wash. Pushawalla canyon, indio hissl of the colorado desert; w of indio. Comment
  RSA357767  Camissonia claviformis subsp. aurantiaca Robert F. Thorne, M. Z. Thorne 1973-3-30 42675 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs 488 Comment
  RSA449186  Camissonia claviformis subsp. aurantiaca N. C. Cooper 1949-4-8 3313 Riverside Desert Center. 610 Comment
  UC1122174  Camissonia claviformis subsp. aurantiaca H. S. Yates 1937-3-23 6399 Riverside 2 mi n Palm Springs; San Jacinto Quadrangle Comment
  UCR263506  Camissonia claviformis subsp. aurantiaca David Fraker, Aaron C. Sedgwick 2012-3-22 019 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, south of Joshua Tree National Park on both sides of Hwy 177, c. 5 miles north of I-10, c. 3 miles south of the Desert Lily Sanctuary 183 Comment
  SEINET3093303 Image available Camissonia claviformis subsp. claviformis George K. Helmkamp, E. A. Helmkamp 1998-2-5 2655 Riverside Indio Hills, 3 mi. E of Thousand Palms & 1.1 mi. N on Amity Rd. 101 Comment
  RSA343091  Camissonia hirtella Robert F. Thorne, Walter Wisura, Earl Lathrop, Sara Meury 1985-5-18 60623 Riverside Santa Rosa Plateau: Burned-over chapparral along Clinton Keith Road, near base of plateau. 427 Comment
  UCR231813  Camissonia hirtella Brent Barnes, A. C. Sanders, Giles Waines, UCR Plant Taxonomy Class 2007-5-12 12 Riverside Peninsular Range; San Jacinto Mtns., dirt forest service road north of Poppet Flats, west of Hwy 243 1253 Comment
  UCR98304  Camissonia hirtella Scott D. White 1993-5-29 1457 Riverside San Bernardino Mtns, Banning Canyon & Big Oaks Canyon along the road to Raywood Flat on Yucaipa Ridge 1372 Comment
  VVC332  Camissonia hirtella A. C. Sanders, J. Mac 1997-5-4 20635 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
  RSA186737  Camissonia ignota Peter H. Raven 1962-3-14 16906 Riverside East limits of Homeland. Comment
  UCR96811  Camissonia intermedia Scott D. White 1993-3-12 1184 Riverside Near Winchester 466 Comment
  UCR43031  Camissonia pallida D. C. Hawks 1986-4-16 s.n. Riverside Sonoran (Colorado) Desert, Whitewater Hill, c. 1.5 mi. east of Whitewater 529 Comment
  RSA339671  Camissonia pallida subsp. hallii Robert F. Thorne, C. W. Tilforth 1980-5-28 54222 Riverside San Bernardino Mountains: rocky and sandy wash along Whitewater River, ca. 3.2 miles N of Whitewater PO and Highway 10. Comment
  UC1922393  Camissonia refracta Naomi Fraga, Lisa Rojas 2005-2-10 1351 Riverside Colorado Desert; Northeastern Colorado Desert region; Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 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
  RSA673732  Camissonia strigulosa Scott D. White, Bill La Haye 2000-5-27 7957 Riverside San Jacinto Mountains: Baldy Mtn. area. 1616 Comment
  RSA715074  Camissonia strigulosa A. C. Sanders 2005-4-22 29613 Riverside Gavilan Hills: Gavilan Plateau ca. 0.75 air mi. SE of summit of Gavilan Peak. 625 Comment
  UC354497  Camissonia strigulosa Edmund C. Jaeger 1925-5-10 Riverside Van de Venter's Flat Santa Rosa Mountains 1280 Comment
  UCR166105  Camissoniopsis bistorta A. C. Sanders, J. C. Dice, K. C. Rose, D. Woodard 1995-3-29 16249 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 427 Comment
  SBBG61447  Camissoniopsis confusa P. A. Munz 1927-5-20 10819 Riverside 10 mi S of Hemet Comment
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May 30 2011
  SBBG34197  Camissoniopsis pallida T. L. Secrest 1951-5-19 Riverside from Idyllwild to Hemet Lake Comment
  RSA465933  Camissoniopsis pallida subsp. pallida Frances L. Cramer 1941-5-3 s.n. Riverside Joshua Tree National Monument Comment
  UCSB4471  Camissoniopsis pallida subsp. pallida Koran, John 1958-4-15 Riverside 4.5 miles W. of HWY 111 on HWY 74, Just west of Palm Desert Comment
  RSA0120463  Carex alma Duncan S. Bell 2016-4-16 9307 Riverside Whitewater Watershed; Whitewater Canyon; collecting in Rainbow Canyon, approximately 2.5 air miles east northeast of Kitching Peak. 1023 Comment
  CAS-BOT-BC20700  Carex fracta Mary F. Spencer 1919-6-19 s.n. Riverside San Jacinto Mountains. Idyllwild. 1615 Comment
  RSA572422  Carex globosa Christopher Davidson 1977-5-18 5621 Riverside Santa Ana Mts, Cleveland National Forest, Bear Springs. 1219 Comment
  UC1931228  Carex praegracilis Scott D. White, Justin Wood 2008-6-19 12281 Riverside San Jacinto Mountains: Meadows at Baldy Mtn. (Idyllwild) Comment
  UCR105436  Carex praegracilis D. E. Bramlet, P. Jacks, S. Goode 1989-4-5 1796 Riverside Perris-Aguanga Basin Region, Shipley Multi-species Reserve, blue-line stream on the southeastern flank of Bachelor Mtn. 470 Comment
  UCR201502  Carex praegracilis Scott D. White, Justin M. Wood 2008-6-19 12281 Riverside San Jacinto Mountains, meadows at Baldy Mountain 1677 Comment
  SBBG57217  Carex sartwelliana R. Hoffmann 1929-9-8 Riverside San Jacinto Mtns 1828 Comment
  UCR7747  Carex senta Vicki Barnum 1968-5-17 s.n. Riverside San Jacinto Mountains, Mt. San Jacinto, Long Valley, within 0.5 mi of tram walkway 2622 Comment
  UCR90608  Carex triquetra Scott D. White 1995-6-29 3390 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  RSA0120150  Cassia eremophila O. F. Clarke, D. Kucera 1972-2-14 s.n. Riverside University of California Riverside. Botanic Garden. 351 Comment
  SEINET949244  Cassia eremophila Miles Fellows 1985-1 67 -182 Riverside Cultivated at the UCR Botanical Garden. Comment
  SD217376  Castilleja affinis Steve Boyd, Tim Ross and Laurel Arnseth 1990-3-29 3910 Riverside Vail Lake Area, summit of Big Oak Mountain, north of lake. 792 Comment
  RSA312182  Castilleja applegatei subsp. martinii N. C. Cooper 1944-4-22 1131 Riverside Banning. 732 Comment
  UCSB26811  Castilleja applegatei subsp. martinii Wilken, Dieter 1969-6-30 Riverside Santa Rosa Springs, Santa Rosa Mnts. 2377 Comment
  UCR173151  Castilleja exserta Abby Sirulnik 2000-4-25 17 Riverside Peninsular Ranges, Southwestern Riverside County Multispecies Reserve, c. 3 mi NE of Skinner Reservoir 610 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
  RSA0054914  Castilleja foliolosa G. Jentges 1932-2-20 16 Riverside Jack Rabbit Grade, San Jacinto Mountains. Comment
  POM43759  Castilleja linariifolia Marcus E. Jones 1924-2-28 s.n. Riverside West of Blythe. Comment
  UCR110968  Castilleja minor George K. Helmkamp 1998-6-27 4099 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
  POM4334  Castilleja minor subsp. spiralis Crawford, J. M. Johnston 1917-6-9 1222 Riverside Santa Ana River Comment
  UCR113855  Castilleja minor subsp. spiralis Mitch Provance 2000-6-24 2037 Riverside Riverside, Santa Ana River Wash, between the Market Street bridge and the 60 Fwy 244 Comment
  UCR24918  Castilleja minor subsp. spiralis A. C. Sanders 1980-7-18 1662 Riverside San Jacinto Mtns, Thomas Mountain; along a small dry creek in Spillway Canyon about 2 mi SW of Hwy 74 along Thomas Mountain Road 1463 Comment
  UC597600  Caulanthus hallii Philip A. Munz 1937-5-30 15093 Riverside nw slope Santa Rosa Mts.; nw slope Santa Rosa Mts. 1828 Comment
  UCR44203  Caulanthus hallii A. C. Sanders 1986-6-1 6555 Riverside San Jacinto Mtns., trail to Spitler Peak from the Herkey Creek Camp to Bonita Vista road [=Apple Canyon Rd.] 1829 Comment
  RSA522768  Caulanthus heterophyllus Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3875 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain. 396 Comment
  RSA524594  Caulanthus heterophyllus Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3909 Riverside Vail Lake area, summit of Big Oak Mtn, N. of lake. 793 Comment
  UC1608299  Caulanthus heterophyllus Steve Boyd, Tim Ross, and Orlando Mistretta 1992-3-31 6749 Riverside Morgan Trail from Round Potrero w to jtn with Tenaja Tr in N-fork Bear Creek (San Mateo Cyn Wilderness Area); Santa Ana Mountains, San Mateo Cyn Wilderness Area 670 Comment
  JOTR34076  Caulanthus lasiophyllus La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2971 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; narrow canyon with loamy slopes and rocky outcrops; 2009 burn area, below Lost Horse Mine Comment
  UCR77692  Caulanthus lasiophyllus var. rigidus Steve Boyd, T. S. Ross, Mike Hammitt 1991-5-2 6123 Riverside Peninsular Range, Vail Lake area, summit of Oak Mtn, north of lake near Henderson benchmark 823 Comment
  RSA398876  Ceanothus crassifolius Gale Sphon 1955-3-5 s.n. Riverside Elsinore Mountains, Horsethief Canyon, along sunny side of road Comment
  RSA575065  Ceanothus crassifolius Steve Boyd 1981-3-4 810304 -P Riverside Gavilan Hills region, low hill and adjacent flats along Gavilan Creek drainage at the southwest end of Harford Springs County Park on the Gavilan Plateau, north of Ida Leeona Road and east of the trailer park. 610 Comment
  RSA575070  Ceanothus crassifolius Steve Boyd 1981-3-4 810304 -R Riverside Gavilan Hills region, low hill and adjacent flats along Gavilan Creek drainage at the southwest end of Harford Springs County Park on the Gavilan Plateau, north of Ida Leeona Road and east of the trailer park. 610 Comment
  RSA606776  Ceanothus crassifolius Jon E. Keeley 1996-5-13 27425 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
  UCR270184  Ceanothus crassifolius A. C. Sanders, Jeanne Marie Acceturo & participants in Jepson Workshop 2016-4-2 42411 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, vicinity of lab and old Emerson house site 488 Comment
  UCR43478  Ceanothus crassifolius R. F. Thorne, W. Wisura, E. W. Lathrop, S. Meury 1985-5-18 60628 Riverside Peninsular Ranges/Santa Ana Mtns, Santa Rosa Plateau: along Clinton Keith Rd., near base of the plateau 427 Comment
  CAS-BOT-BC49182  Ceanothus cuneatus var. cuneatus D. O. Burge 2007-3-21 803 b Riverside San Jacinto Moutains, at intersection of Chimney Flats Road and USFs Road 5S13, 2.8 road miles (4.5 km) 1440 Comment
  RSA720438  Ceanothus greggii var. perplexans Naomi Fraga, Tim Thibault 2006-5-16 1669 Riverside ca. 2.5 miles up Morris Ranch Road near its intersection with a locked FS road west of Goff Flat. 1585 Comment
  SD127437  Ceanothus greggii var. perplexans Reid Moran 1969-10-25 16665 Riverside Poppet Flat Road, N slope San Jacinto Mts. 1250 Comment
  UCD112269  Ceanothus leucodermis R. S. Woglum 1941-6-12 3058 A Riverside Idylwild. Comment
  UCR140683  Ceanothus leucodermis Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 11- 79 Riverside San Jacinto Mtns, San Bernardino National Forest, 5 miles north of Idyllwild on Hwy 243, Site L11 1775 Comment
  RSA673494  Ceanothus oliganthus var. oliganthus Scott D. White, Sandy Leatherman 2000-4-19 7659 Riverside Santa Ana Mountains/Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east-and north-facing slopes. 640 Comment
  RSA570001  Ceanothus ophiochilus Steve Boyd, Kyle Boyd 1993-3-28 7916 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
  UCR89465  Ceanothus ophiochilus Steve Boyd, K. A. Boyd 1993-3-28 7916 Riverside Palomar Mountains, Palomar Range south of Vail Lake at the N base of Agau Tibia Mt., Agua Tibia Widerness area, Cleveland National Forest. Along trail extending S from end of Woodchuck Rd 884 Comment
  RSA0019595  Ceanothus palmeri Scott D. White, Justin M. Wood 2008-6-5 12059 Riverside San Jacinto Mountains: Hwy 243 near Poppet Flats 1305 Comment
  SEINET13946039 Image available Ceanothus perplexans Carl B. Wolf 1932-1 3655 Riverside No. Base of San Jacinto Mts. Snow Creek Canyon. 1 mi above Fish Hatchery. 792 Comment
  SEINET3076064 Image available Ceanothus sorediatus Dave Hawks 1987-3-2 Riverside S of Hemet, intersection of Palm Ave and Saddle Ridge Trail. 472 Comment
  SDSU13519  Ceanothus tomentosus W. Miller, C. Mosse 1972-8-9 Riverside Comment
  UCD130044  Centaurea melitensis Charles B. Fiker 1946-6-17 3584 Riverside San Mateo Canyon. Falbrook. Comment
  RSA25594  Centaurium venustum Carl B. Wolf 1941-6-27 10897 Riverside Santa Ana Mts. Ortega Hwy, 3.3 miles E of Orange County line. 579 Comment
  UC774537  Centaurium venustum Carl B. Wolf 1941-6-27 10897 Riverside 3.3 mi e Orange County line (Ortega Highway); Santa Ana Mts. 579 Comment
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Sep 18 2011
  RSA707579  Centromadia pungens subsp. laevis Jasmine Watts 2005-7-19 s.n. Riverside Hemet. South of Highway 74, and west of Warren Road. Comment
  SBBG101694  Centromadia pungens subsp. laevis S. Boyd with T. Ross 1991-6-14 6354 Riverside Warm Springs Crk at the NE end of Hogbacks ridge, from Alamos Rd S to confluence W Adobe Spring tributary, 2-3 mi NW of Murrieta Hot Springs Comment
  RSA65895  Centrostegia thurberi F. W. Peirson 1922-5-21 5343 Riverside Hemet Valley, San Jacinto Mountains 1372 Comment
  RSA405361  Cercidium floridum M. B. Dunkle 1934-3-18 3858 Riverside Shavers Valley. Mecca Hills. W. of Shaver's Well. 91 Comment
  RSA405364  Cercidium floridum N. C. Cooper 1949-6-29 4288 Riverside Palms to Pines Hwy, San Jacinto Mts. 305 Comment
  UCR65288  Cercocarpus minutiflorus Steve Boyd, T. S. Ross, L. Arnseth 1990-3-29 3882 Riverside Peninsular Range, Vail Lake area, cinder cone ridge at north side of mouth of Temecula Creek Canyon and adjacent benches on S flank of 'Big' Oak Mtn. 549 Comment
  CAS-BOT-BC279439  Chaenactis Elizabeth McClintock 1964-4-8 s.n. Riverside East of Indio Comment
  CLARK-A1045-284  Chaenactis artemisiifolia George K. Helmkamp 1979-5-16 Riverside San Jacinto Mountains middle of road to Oak Spring off San Jacinto Ridge Road; ; Lake Fulmor 7.5'Q 1066 Comment
  HSC93131  Chaenactis artemisiifolia Karen Kirtland 1993-4-17 Riverside N of Temecula Comment
  RSA343094  Chaenactis artemisiifolia R. F. Thorne 1985-5-18 60620 Riverside Santa Rosa Plateau: Burned-over chapparral along Clinton Keith Road, near base of plateau. 427 Comment
  RSA674925  Chaenactis artemisiifolia Scott D. White, P. De Vries 2000-4-25 7727 Riverside Temescal Valley: Corona area, eastern foothills of Santa Ana Mountains just above citrus groves. 412 Comment
  UCR258749  Chaenactis artemisiifolia T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7902 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
  CAS-BOT-BC177411  Chaenactis carphoclinia Sarah J. De Groot; Leland Lubinsky; Naomi Fraga; Lisa Rojas 2005-2-10 4615 Riverside Along Palen pass Road, near Palen Pass, between Granite and Palen Mountains 402 Comment
  UC472219  Chaenactis carphoclinia var. carphoclinia Joseph Grinnell 1910-3-18 Riverside Riverside Mt. Colorado River, Riverside Mt. Comment
  SEINET10801716  Chaenactis carphoclinia var. carphoclinia David B. Dunn 1947-3-16 Dunn 2907 Riverside Hill slope by quadrat IV. Pushawalla Canyon Biota. Indio Hills. Comment
  CAS-BOT-BC276920  Chaenactis fremontii C. L. Hitchcock; C. V. Muhlick 1964-3-22 23265 Riverside At W end of PInto Basin, Joshua Tree National Monument Comment
  CAS-BOT-BC276929  Chaenactis fremontii H. M. Hall 1902-4-1 2807 Riverside Colorado Desert. Coyote Canyon 152 Comment
  POM351700  Chaenactis fremontii Ora M. Clark 1929-2-22 1544 Riverside south Cabazon Comment
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Mar 13 2011
  RSA770843  Chaenactis fremontii Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4947 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
  UCR114114  Chaenactis fremontii B. G. Pitzer, J. Ross 1998-3-8 3607 Riverside Sonoran (Colorado) Desert, N-facing bajada on south side of Hayfield Lake, between lakebed and Hwy I-10 427 Comment
  UCR16699  Chaenactis fremontii R. L. Lasby 1969-5-3 16 Riverside San Bernardino Mtns/Colorado Desert, canyon 3 miles NE of Cabezon 671 Comment
  RSA695579  Chaenactis glabriuscula Keith E. Hoffmaster 1937-6-6 755 Riverside Near Valle Vista, Hemet Valley. Comment
  UCR132915  Chaenactis glabriuscula John Wear 1998-7-8 s.n. Riverside San Jacinto Mtns., Pine Meadow in eastern Garner Valley, R-Ranch, just east of Hwy 74, between Gold Hill and Thomas Mountain 1402 Comment
  CAS-BOT-BC277405  Chaenactis glabriuscula var. glabriuscula C. L. Hitchcock 1940-4-12 6038 Riverside 8 mi. northwest of Elsinore 457 Comment
  RSA615322  Chaenactis glabriuscula var. glabriuscula Scott D. White 1997-5-25 5222 Riverside Bautista Canyon: Along Bautista Canyon Rd., less then 1.3 road miles NW of Hixon Tralhead (USFS NO. 2E43) 701 Comment
  CAS-BOT-BC284354  Chaenactis stevioides Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center, Colorado Desert Comment
  RSA545217  Chamaesyce R. F. Thorne 1970-10 41878 Riverside San Bernardino Mountains- Whitewater canyon: ca. 1350 ft. near bridge and Whitewater Post Office to ca. 2000 ft. up the canyon toward fish hatchery. 610 Comment
  RSA779928  Chamaesyce abramsiana Marc Baker, Alice Karl 2011-10-5 17473 Riverside Just west of Black Creek Road, 8.7 km NW of the summit of McCoy Peak, 21 km NW of Blythe, lower bajada on the east flank of the McCoy Mountains 171 Comment
  RSA599302  Chamaesyce micromera L. C. Wheeler 1954-9-25 7097 Riverside South end of Mule Mountains, near Ripley. Comment
  RSA0042472  Chamaesyce polycarpa Deidre Conocchioli, Billy Sale, Naomi Fraga 2013-9-25 62 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  RSA611960  Chamaesyce polycarpa var. polycarpa L. C. Wheeler 1952-10-30 7011 Riverside University of California at Riverside: Citrus Experimental Station. Comment
  RSA70392  Chamaesyce setiloba F. W. Peirson 1928-4-24 7910 Riverside Below Cottonwood Springs, Eagle Mountains. Northern Colorado Desert. Comment
  UC750618  Chamaesyce setiloba Lewis S. Rose 1946-12-23 46302 Riverside Cathedral Canyon Wash 182 Comment
  CLARK-A1528-3573  Cheilanthes clevelandii John C. Roos 1937-6-7 1798 Riverside Sage Comment
  RSA716426  Cheilanthes newberryi Scott D. White 2006-4-27 11312 Riverside Perris Basin/San Jacinto Mtn. Foothills: Santa Rosa Hills, S. of Hemet. 549 Comment
  UCR151107  Cheilanthes newberryi Scott D. White 1999-5-28 7435 Riverside Peninsular Ranges/Perris-Aguanga Basin region/Gavilan Hills, Gavilan Hills, c. 3 air mi SE of junction of Cajalco Rd. and Gavilan Rd.; east of Juniper Rd. between Blue Sky Dr. and Celestial Dr 689 Comment
  JEPS19048  Cheilanthes parryi Marjorie D. Clary 1932-3-15 1625 Riverside 12 mi sw Indio; Colorado Desert, Santa Rosa Mts 243 Comment
  RSA8  Cheilanthes parryi J. T. Howell 1927-8-1 532 Riverside Morongo Pass. 610 Comment
  UCR18783  Cheilanthes parryi John C. Roos 1946-11-30 3168 Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns., north base 457 Comment
Read comments
May 21 2011
  SEINET3090649 Image available Chenopodium album H. S. Gentry 1945-7-25 14247 Riverside Near Agaunga. Comment
  RSA0114928  Chenopodium berlandieri Mitch Provance 2012-7-17 712 -16 Riverside Beaumont Plain: Banning, south of I-10, vicinity of corner of Sunset Ave. and Westward Ave. 741 Comment
  RSA763338  Chenopodium berlandieri R. F. Thorne, R. K. Benjamin, Kay Wright 1982-10-8 763338 Riverside Mouth of Whitewater Canyon near Whitewater Post Office in sandy wash between old and new highway bridges and along Whitewater River. 412 Comment
  UCR231323X  Chenopodium desiccatum Mitch Provance 2000-7-30 2171 Riverside Jurupa Mountains, NW Jurupa Mtns; SW of the E extreme of Philadelphia St. 305 Comment
  UCR167409  Chenopodium murale John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, WNW of Rancho Dos Palmas between Coachella Canal siphons 29 and 30 24 Comment
  SD255117  Chilopsis linearis Duncan S. Bell 2009-8-15 411 Riverside Northwest of the Arica Mountains. 285 Comment
  SEINET9118971  Chilopsis linearis E. Adams 1978-1 Riverside Mecca, Box Canyon. Desert wash. Comment
  UC667347  Chilopsis linearis subsp. arcuata Annie M. Alexander and Louise Kellogg 1941-5-25 2234 Riverside Box Canyon e. of Mecca; Colorado Desert, Box Canyon 243 Comment
  JEPS58859  Chimaphila menziesii Carl V. Meyer 1929-1-4 687 Riverside San Jacinto Mts., Saunder's Meadow Comment
  RSA69269  Chimaphila menziesii F. W. Peirson 1924-7-27 4986 Riverside Dark Canyon, San Jacinto Mts. 1905 Comment
  UCR272824  Chimaphila menziesii Mitch Provance, Justin E. Smith 2015-7-22 715- 03 Riverside San Jacinto Mountains, Stone Creek, about 0.6 mi. WSW of Alhatti Christian Resort and Hwy 243 1601 Comment
  UCR95952A  Chimaphila menziesii Scott D. White 1996-8-1 4408 A Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  UC2031354  Chloracantha spinosa Duncan S. Bell 2013-10-29 6089 Riverside Colorado Desert, Chocolate-Chuckwalla Mountains:Hayfields Dry Lake, N of Interstate10, about 1 mile SW of the pumping station. Comment
  UCR172158  Chlorogalum parviflorum T. B. Salvato, Gregg Miller 2005-6-3 1376 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
  CAS-BOT-BC39669  Chorispora tenella A. C. Sanders 1998-3-11 21695 Riverside Shipley/Skinner Reserve area. Diamond Valley, along State Street (R3) ca. 0.5 mile north of Newport Road. South of Hemet 488 Comment
  CLARK-A1045-297  Chorizanthe brevicornu George K. Helmkamp 1977-3-20 Riverside Deep Canyon dry wash of Deep canyon; ; Palm Desert 15'Q Comment
  RSA392639  Chorizanthe fimbriata M. B. Dunkle 1934-6-18 3969 Riverside Upper San Juan Canyon. Comment
  RSA500530  Chorizanthe fimbriata var. fimbriata Steve Boyd, Tim S. Ross, L. Arnseth 1989-6-4 3620 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, S of Hwy 79. 488 Comment
  SEINET7288902  Chorizanthe fimbriata var. laciniata Russell S. Woglum 1941-5-17 3052 Riverside Sonoran Desert/ Peninsular Ranges Transition: Horse Canyon, off Coyote Canyon Comment
  UCR155061  Chorizanthe leptoceras R. E. Riefner Jr. 2005-5-25 05- 418 Riverside Temecula Region, Pechanga Indian Reservation, on north side of Pechanga Creek, south of Pechanga Road 377 Comment
  RSA572973  Chorizanthe leptotheca Steve Boyd 1986-4-19 1706 Riverside Temescal Canyon: E side of Indian Wash between I-15 and Temescal Canyon Road. Comment
  UCR217524  Chorizanthe leptotheca Jeff B. Galvin, Lauren Ross 2010-7-7 138 Riverside Palomar Mountains, Tule Valley, 0.1 miles north of Rogers Canyon, along Tule Peak Road 1291 Comment
  CAS-BOT-BC252785  Chorizanthe parryi var. parryi Mrs. J. D. Abrams 1901-5-1 s.n. Riverside Elsinore Comment
  SBBG122761  Chorizanthe parryi var. parryi A. Parikh 1990-4-27 161 Riverside SW of Crown Valley, W of Rawson Cyn, 1.7 km SW of jct of Crown Valley Rd and Rawson Rd 666 Comment
  UC450107  Chorizanthe parryi var. parryi F. M. Reed 1907-6-10 1423 Riverside Riverside and vicinity 304 Comment
  UC72681  Chorizanthe parryi var. parryi Miss M. A. King 1893-1 Riverside Menifee Comment
  UCR189793  Chorizanthe parryi var. parryi Andrea Salzman 2006-5-30 136 a Riverside Peninsular Range; Perris Aguanga Basin, Lake Skinner, north of stage road 490 Comment
  RSA747872  Chorizanthe polygonoides var. longispina Justin M. Wood 2009-5-11 697 Riverside [San Jacinto Mountains:] Garner Valley, Quinn Flat area. 1372 Comment
  UCR217537  Chorizanthe polygonoides var. longispina Diane Menuz 2008-4-17 423 Riverside Peninsular Range: Santa Ana Mts., Santa Rosa Plateau, near intersection of Tormo Trail and Sylvan Meadows Road 553 Comment
  RSA585871  Chorizanthe procumbens D. L. Banks, S. D. Boyd 1995-5-9 356 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, W of the Dripping Springs Alcove, W of Woodchuck Campground. 793 Comment
  RSA709909  Chorizanthe rigida Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4614 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  RSA392686  Chorizanthe staticoides N. C. Cooper 1944-6-4 1323 Riverside Elsinore Mountain; Lookout at top. 1067 Comment
  POM352016  Chrysothamnus paniculatus George R. Johnstone 1929-3-29 s.n. Riverside Colorado Desert near Palm Spring. 244 Comment
  RSA93230  Chrysothamnus paniculatus F. W. Peirson 1939-11-26 12901 Riverside 29 Palms about 7 miles from Blvd Comment
Read comments
Apr 24 2013
  POM243560  Chrysothamnus teretifolius E. C. Jaeger 1938-10-22 s.n. Riverside 12 miles S of Warren's Well Comment
  JEPS23478  Chylismia arenaria Marjorie D. Clary 1932-12-18 1715 Riverside Clemens Well Colorado Desert, Orocopia Mountains (at foot of mountains) 243 Comment
  SD70008  Chylismia arenaria Darley F. Howe 1968-3-19 Riverside Graham Pass, Little Chuckwalla Mountains. Comment
  UC1971364  Chylismia brevipes W. Wisura 1998-3-28 5114 Riverside 3.3 mi W of Corn Spring S of I-10. Comment
  UC218061  Chylismia brevipes subsp. brevipes P. A. Munz, D. Keck Apr 9 1922-Apr 12 1922 4894 Riverside vicinity of Corn Springs Colorado Desert, Chuckwalla Mountains 609 Comment
  UC1334735  Chylismia cardiophylla subsp. cardiophylla C. W. Tilforth 1967-2-12 110 Riverside side canyon off Painted Canyon (e of Mecca); Colorado Desert 0 Comment
  UCD103846  Chylismia claviformis Robert C. Bechtel 1952-3-28 32 Riverside Whitewater. 152 Comment
  CAS-BOT-BC160606  Chylismia claviformis subsp. aurantiaca Lewis S. Rose 1937-4-10 37178 Riverside Indio - Blythe Road, 26 mi. E. of Indio 457 Comment
  CAS-BOT-BC160634  Chylismia claviformis subsp. aurantiaca Donald W. Kyhos 1964-3-1 64 -3 Riverside 0.7 miles from U. S. Highway 99 on road to Snow Creek Comment
  UC1184378  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-3-1 11750 Riverside along US Hwy 95 16.1 mi n Blythe Comment
  UC708731  Chylismia claviformis subsp. aurantiaca H. K. Wagnon 1944-4-2 381 Riverside along fence w cold storage plant; Palm Springs, Torney General Hospital Comment
  RSA559956  Cistanthe monandra Steve Boyd, Orlando Mistretta 1992-4-23 7067 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along San Mateo Creek from Riverside County line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. 244 Comment
  RSA717838  Clarkia dudleyana T. Tennant, Mitch Provance, J. S. Ross 1998-6-25 MOR- 529 Riverside Morongo Indian Reservation, upper Corral Canyon, tree stand C-01 1280 Comment
  RSA180407  Clarkia epilobioides E. W. Lathrop 1965-5-30 5785 Riverside 6 miles W of Murrieta. Comment
  UCR250316  Clarkia epilobioides A. C. Sanders 2014-4-8 40970 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
  UCR95256  Clarkia unguiculata D. L. Banks, E. H. Banks 1996-5-2 0961 Riverside NW Palomar Mountains, Agua Tibia Mtns., NW foothills of Dorland Mtn, S end of Los Caballos Road, University of California-Emerson Oaks Reserve, c. 20 m inside the preserve boundary gate, 3 m east of the main road along an open field. 448 Comment
  RSA781221  Claytonia parviflora A. C. Sanders, Matthew Malle 2010-4-23 37992 Riverside Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  RSA0021843  Claytonia parviflora subsp. parviflora Scott D. White 1999-6-6 7447 Riverside Idyllwild Area: Near Idyllwild Community Service Dist. sewage ponds at terminus of USFS Road 5S24.2. 1432 Comment
  UCR104916  Claytonia parviflora subsp. parviflora A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20634 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  UCR168685  Claytonia perfoliata T. B. Salvato, John F. Green 2004-5-27 585 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
  RSA359868  Claytonia perfoliata subsp. mexicana Steve Boyd 1986-4-2 1613 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  RSA228816  Claytonia perfoliata subsp. perfoliata Colin M. Wainwright, Larry DeBuhr 1972-2-10 602 Riverside Santa Rosa Plateau, ca. 5 miles south west of Murrieta near Forest Route 7S01. 487 Comment
  UCR86887  Claytonia perfoliata subsp. perfoliata A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16285 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 427 Comment
  UCR16938  Clematis lasiantha E. W. Lathrop 1971-3-21 7453 Riverside Santa Ana Mtns., Cleveland National Forest, Trabuco District, Bedford Truck Trail 1220 Comment
  RSA596540  Clematis ligusticifolia D. L. Banks, Lauren Raz 1996-8-29 1145 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along the Wildhorse Trail, S of lower Arroyo Seco, NW of Wildhorse Peak. 610 Comment
  UC2016491  Collinsia Richard Olmstead 1986-6-8 802 Riverside Growing in small moist draw in chaparral along Hwy. 243, ca. 1.1 miles north of Mountain Center. Comment
  RSA0117432  Collinsia concolor D. L. Banks, Steve D. Boyd 1995-5-3 263 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  RSA0117460  Collinsia concolor Duncan S. Bell, Valentin Arvizu 2010-5-24 1100 Riverside San Bernardino National Forest: Garner Valley, approximately 3 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1386 Comment
  UC1608269  Collinsia heterophylla Steve Boyd, Orlando Mistretta 1992-4-23 7073 Riverside following San Mateo Trail upstream to confluence with Bluewater Canyon (along San Mateo Creek from Riverside Co. line, San Mateo Canyon Wilderness Area, Southern Santa Ana Mts.); Southern Santa Ana Mts., San Mateo Canyon Wilderness Area 243 Comment
  UCR48522  Collinsia heterophylla Steve Boyd 1986-4-22 1734 Riverside Temescal Canyon, Walker Canyon area, where Temescal Creek (=Alberhill Creek) flows between Alberhill Mountain and Gavilan Hills 427 Comment
  SBBG71425  Colubrina californica I. M. Johnston 1930-6-15 Riverside N of Mecca-Blythe Rd at SW end of Eagle Mtns Comment
  UCR14976  Colubrina californica A. C. Sanders 1976-5-21 578 Riverside Sonoran (Colorado) Desert, McCoy Spring, McCoy Mtns. Comment
  POM319726  Conyza canadensis Patricia Wilder 1970-10-30 4822 Riverside Road on south side of Prado Flood Control Basin on east side of Prado Dam. About 1/2 mile east of dam tender's residence. Santa Ana River Drainage Area. East of Chino Hills. 152 Comment
  RSA289854  Conyza canadensis B. A. Prigge 1980-9-16 4048 Riverside Coachella Valley Stormwater Channel; W of Munroe St. Indio 0 Comment
  RSA761163  Corallorhiza maculata Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade, et al. 2010-8-14 696 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UCR35231  Cordylanthus nevinii L. B. Ziegler 1967-8-30 229 Riverside San Jacinto Mtns., Upper Strawberry Valley under Lily Rock. 1982 Comment
  UCR124220  Cordylanthus rigidus S. J. Myers 1988-6-8 s.n. Riverside Santa Rosa Plateau, Along Via Majorca, between Avenida de Arboles and Paseo Montano, in the 'La Cresta' region 671 Comment
  POM13883  Cordylanthus rigidus subsp. setiger E. C. Jaeger 1921-7-15 1180 Riverside Massacre Canyon Comment
  POM243633  Cordylanthus rigidus subsp. setiger E. C. Jaeger 1938-10-2 s.n. Riverside Little San Bernardino Mountains. 1220 Comment
  RSA713  Cordylanthus rigidus subsp. setiger J. T. Howell 1928-7-8 1052 Riverside Santa Ana Mountains above Glen Ivy. 1524 Comment
  UCR35228  Cordylanthus rigidus subsp. setiger L. B. Ziegler 1967-9-6 241 Riverside San Jacinto Mtns, Hemet Valley (=Garner Valley), Quinn Flats region 1375 Comment
  RSA5023  Coreopsis californica C. B. Wolf 1932-3-20 23 Riverside Richman Ranch, 2.5 miles north of De Luz. 457 Comment
  CAS-BOT-BC101299  Corethrogyne filaginifolia D. E. Breedlove 1961-8-4 929 Riverside along Riverside Highway 1, 9 miles south of Banning; San Jacinto Mountains 1341 Comment
  POM230198  Corethrogyne filaginifolia I. W. Clokey, E. G. Anderson 1933-8-21 6962 Riverside N Fork San Jacinto River. 1500 Comment
  UC76431  Corethrogyne filaginifolia Miss M. Alice King 1893-12-1 Riverside Menifee<?> Comment
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Apr 3 2011
  UC895238  Corethrogyne filaginifolia Carl B. Wolf 1932-8-4 3919 Riverside near Idyllwild; San Jacinto Mts., Point View Comment
  UCR112563  Crassula A. C. Sanders 1998-3-11 21693 Riverside Shipley/Skinner Reserve area, Diamond Valley, along State Street (R3) c. 1/2 mi. north of Newport Rd., south of Hemet 488 Comment
  SDSU13920  Crassula connata Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2136 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of El Valle meadow. 646 Comment
  SEINET7073455  Crassula connata 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
  JEPS49997  Crassula connata var. erectoides L. M. Newlon 1922-4-3 449 Riverside Mt. San Jacinto, Andreas Canyon Comment
  UCR239851  Crinodendron patagua O. F. Clarke 2004-5-12 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  SEINET3083387 Image available Crossosoma bigelovii P. A. Rauch 1968-2-22 Riverside Cottonwood Canyon, San Bernardino Mts. Comment
  JEPS52474  Croton californicus F. M. Reed 1905-9-25 Riverside Riverside Comment
  JOTR35016  Croton californicus La Doux, Tasha, A. Miller, T. Vaughn, A. Johnson 2007-10-25 3114 Riverside Joshua Tree National Park. Pinto Basin, along Old Dale Road, near Mission Well Comment
  RSA770424  Croton californicus Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4874 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.02559, W116.69098 and N34.02135 and W116.68712. 915 Comment
  UC1979558  Croton californicus Darin L. Banks, Steve Boyd 1995-5-3 275 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. Comment
  RSA296185  Croton californicus var. mohavensis B. A. Prigge 1980-8-5 3823 Riverside Whitewater Canyon; 0.5 mile N of trout farm. 701 Comment
  UCR178330  Croton setiger T. B. Salvato, Tracy Tennant 1998-7-18 MOR- 600 Riverside San Bernardino Mtns., Morongo Indian Reservation, upper Potrero Canyon, sag pond at Burro Flats, tree stand P-10 1098 Comment
  UCR199559  Croton setiger Scott D. White, Angelia Carey 2004-7-2 10573 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Poppet Creek Canyon 610 Comment
  SEINET3292214 Image available Cryptantha Lewis S. Rose 1938-12-22 38338 Riverside 12 miles Southwest of Cathedral City, Palms to Pines Highway, San Jacinto Mountains 457 Comment
  POM368194  Cryptantha angustifolia E. S. Spalding 1926-2-13 16009 Riverside Colorado Desert. Box Canon on Blythe Road. Comment
  RSA336130  Cryptantha angustifolia R. F. Thorne, Walter Wisura, A. Shmida, R. Whittaker 1978-4-23 52041 Riverside Just E of Palm Desert. Comment
  RSA4903  Cryptantha angustifolia C. B. Wolf 1932-4-27 3019 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  RSA562065  Cryptantha angustifolia Steve Boyd, C. Boyd, K. A. Boyd 1992-4-19 6918 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
  RSA788739  Cryptantha angustifolia Aaron C. Sedgwick, David Fraker 2012-3-28 29 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 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
  SD39167  Cryptantha angustifolia Edith A. Purer 1935-4-21 6465 Riverside Western edge of Colorado Desert near Palm Springs Comment
  SEINET235768  Cryptantha angustifolia Scott D. White 1998-2-9 6082 Riverside Coachella Valley La Quinta/Palm Desert Area: Whitewater River Channel at and near Miles Ave. crossing. 30 Comment
  SEINET3152142  Cryptantha angustifolia S. B. Parish 1907-4-15 6158 Riverside Western base of the Colorado desert. 450 Comment
  UC662533  Cryptantha angustifolia S. D. McKelvey 1936-3-3 5067 Riverside near La Quinta Comment
  UCR214279  Cryptantha angustifolia A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37498 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
  RSA678229  Cryptantha barbigera Valerie Soza, J. M. Porter, Gary D. Wallace 2001-4-2 1098 Riverside Mouth of West Wide Canyon, NNW of junction of Dillon Road and Ford Avenue. 396 Comment
  UCSB38658  Cryptantha barbigera Cowan, Clark 1978-4-23 Riverside 12.1 mi (19.2 km) S on Hwy. 74 from jct. with Hwy. 111 at Indian Wells 950 Comment
  SEINET10455558  Cryptantha barbigera David B. Dunn, Dhogo; Schroeder, (UMO); Bruskin; A. Folsom 1948-3-13 Dunn 3722 Riverside Borage. Found growing in a wash. Indio Hills, Colorado Desert. Near Pushawalla. Comment
  RSA709186  Cryptantha barbigera var. fergusoniae A. C. Sanders 1987-02 6976 Riverside Sonoran (Colorado) Desert: foot of Rabbit Peak on the trail up from the mountain from the east. 61 Comment
  UCR137634  Cryptantha barbigera var. fergusoniae George K. Helmkamp 1998-2-5 2645 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Palm Springs, 1.1 mi. west of Calif. Hwy 111 on Tramway Rd. 335 Comment
  SD239636  Cryptantha costata Dave Silverman, Fred Sproul, Tammy Beyerl and Erin Bergman 2010-3-29 7874 Riverside East end of Chuckwalla Valley, west of Palo Verde Mesa and Blythe, 1.5 km south of I-10 and 7.5km west of Nicholl's Warm Spring. 149 Comment
  SDSU20923  Cryptantha costata J. M. Andre 2013-3-27 24795 Riverside Rice Valley; east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62). NAD83 7.5' Quad: Rice 242 Comment
  UC100863  Cryptantha costata H. M. Hall 1905-5-1 5974 Riverside Hodges Mts. Colorado Desert Comment
  UC169356  Cryptantha costata S. B. Parish 1913-2-28 8465 Riverside ne of Mecca; Salton Basin -60 Comment
  UCR116608  Cryptantha decipiens A. C. Sanders 2001-4-8 23977 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic Ave., north of flood control ditch 348 Comment
  UCR41535  Cryptantha decipiens A. C. Sanders, B. Pitzer, D. Charlton, R. & J. Kniffen, J. M. Stewart 1986-3-2 6049 Riverside Sonoran (Colorado) Desert, Chuckwalla Bench, south side of Chuckwalla Mtns, on Bradshaw Road c. 2 miles east of gasline road 642 Comment
  RSA0108939  Cryptantha inaequata Duncan S. Bell, Amanda Bell 2012-1-28 3071 Riverside East side of the Arica Mountains; collecting in Rice Valley, approximately 6 air miles southeast of the ghost town of Rice. 202 Comment
  RSA674532  Cryptantha intermedia Scott D. White, Sandy Leatherman 2000-5-31 7990 Riverside Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east- and north-facing slopes. 640 Comment
  RSA683853  Cryptantha intermedia Scott D. White, Michael Honer 2003-4-4 8959 Riverside Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. 366 Comment
  RSA771785  Cryptantha intermedia Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4703 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65124 604 Comment
  SD4198  Cryptantha intermedia Fidella G. Woodcock 1928-4-27 Riverside Base of San Jacinto Mountains near Hemet Comment
  UC78695  Cryptantha intermedia D. Cleveland 1882-4-22 Riverside Temecula Comment
  UCR140734  Cryptantha intermedia A. C. Sanders 2004-5-11 27849 Riverside Elsinore Basin Region, Alberhill Mountain, ridgetop overlooking Walker Canyon and I-15 Fwy 488 Comment
  POM118681  Cryptantha maritima Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  UC1063826  Cryptantha maritima H. S. Yates 1937-3-24 6460 Riverside Deep Canyon Thermal Quad. 609 Comment
  UCR38249  Cryptantha maritima J. M. Stewart 1985-2-24 8501 Riverside Sonoran (Colorado) Desert, Coachella Valley, south of Pushawalla Palms Oasis, Indio Hills Comment
  RSA0026119  Cryptantha micrantha J. Andre, G. Clifton, Ron Kelley 2013-3-21 24387 Riverside West Riverside Mountains; at base of NW corner of range where sand ramps run up against granitic bouldery slopes, about 10 miles SW of Vidal Jct., 3 miles south of Grommet RR xing at Highway 62. 363 Comment
  RSA346260  Cryptantha micrantha R. F. Thorne, C. W. Tilforth 1980-4-16 54049 Riverside Along Whitewater River, E of bridge and levee Comment
  UC665774  Cryptantha micrantha Ira L. Wiggins 1941-3-24 9566 A Riverside 0.3 mi s Myoma (4.6 mi n of Indio) Comment
  UCR116613  Cryptantha micrantha var. micrantha A. C. Sanders 2001-3-20 23840 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, NW corner of intersection of Pierson Blvd. and Atlantic Blvd., between flood control ditch and Pierson, west of high school 335 Comment
  OBI32767  Cryptantha microstachys K. J. Ross 1968-5-16 680514 -2 Riverside N side of Santa Ana River off Fremont Ave. E across Union Pacific RR tracks and ford river Comment
  UC1595636  Cryptantha microstachys Steve Boyd 1991-5-10 6213 Riverside just n mouth of Hagador Canyon (Santa Ana Mountains, base of range) 426 Comment
Read comments
Jun 8 2012
  UCR139149  Cryptantha microstachys S. J. Myers, Andrei Krylor 2003-4-30 s.n. Riverside San Jacinto Mtns. Region, Reed Valley, c. 1.5 mi. SW of Little Cahuilla Mtn. 1098 Comment
  UCR162400  Cryptantha microstachys 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
  UC1595605  Cryptantha muricata Steve Boyd and Orlando Mistretta 1991-5-22 6295 Riverside e of Dorland Mtn. (w of Kolb Creek, base of Agua Tibia Mtn., Vail Lake area); Vail Lake Area, Agua Tibia Mtn. 548 Comment
  UCR241240  Cryptantha muricata Tracy Tennant, Jeffrey Ross 1998-6-23 MOR- 504 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  SD4237  Cryptantha muricata var. jonesii Fidella G. Woodcock 1928-4-27 Riverside San Jacinto Mountain: Idyllwild Comment
  RSA0079359  Cryptantha muricata var. muricata Steve Boyd, Rita Gentry 1991-5-30 6316 Riverside Murrieta, summit of Hogbacks on Gentry Experimental Farm. 543 Comment
  JOTR30307  Cryptantha nevadensis La Doux, Tasha, Erin Babich, Bill Truesdell 2008-3-10 1740 Riverside Joshua Tree National Park. Stop 2: Near sand hill in Pinto Basin 538 Comment
  POM118684  Cryptantha nevadensis Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA0106708  Cryptantha nevadensis Duncan S. Bell, Amanda Turek 2010-4-9 758 Riverside East side of the Arica Mountains, near the center of the range; approx. 1.75 air mile west of Priest Well. 439 Comment
  JOTR33723  Cryptantha nevadensis var. nevadensis La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2724 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Sandy pediment/bajada surrounding granitic ourcrops near Stirrup Tank parking lot (Stop 1) Comment
  UCR279550  Cryptantha nevadensis var. nevadensis A. C. Sanders, Jim Malusa 2017-3-25 43013 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
  OBI66288  Cryptantha pterocarya LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1464 Riverside Colorado Desert; Chocolate-Chuckwalla Mts region; Corn Springs campground in the Chuckwalla Mts. cyn SW of campground. UTMs 3721895N, 355238E; and UTM 3720669N, 654757e 549 Comment
  JOTR35073  Cryptantha pterocarya var. pterocarya La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3525 Riverside Joshua Tree National Park. Southern end of Coxcomb Mountains with exposed metasedimentary rocky slopes; above narrow side canyon Comment
  UC1541670  Cryptantha racemosa H. E. Parks and M. Jordan 1940-2-16 24167 Riverside Palms to Pines Highway Mouth of Santa Rosa Canyon 304 Comment
  UCR117331  Cucurbita foetidissima Mitch Provance 1998-6-11 661 Riverside Jurupa Mountains, Pediment of the NW Jurupa Mtns., area SE of the eastern extreme of Philadelphia St. 267 Comment
  UCR26541  Cucurbita foetidissima A. C. Sanders, S. Hagopian 1981-5-20 2115 Riverside Perris-Aguanga Basin, S side of Pauba Valley, within l mi of Hwy 71 bridge over the Temecula River 367 Comment
  UC28913  Cucurbita palmata Geo. R. Hall 1901-9-1 Riverside Riverside Comment
  UCR241236  Cucurbita palmata Tracy Tennant, Jeffrey Ross 1998-7-30 MOR- 679 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, lower Hathaway Canyon below the road fork 854 Comment
  UCR174305  Cuscuta californica A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32646 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
  CDA39910  Cuscuta californica var. californica R. F. Thorne 1963-7-26 32821 Riverside Santa Ana Mountains; Cleveland National Forest, Trabuco District. 0 Comment
  CAS-BOT-BC224607  Cuscuta californica var. papillosa Milo S. Baker 1928-4-3 2796 a Riverside Palm Canon [Canyon] Comment
  UCR31682  Cuscuta pentagona John C. Roos 1951-9-25 5254 Riverside City of Riverside, west end of Fairmount Park 259 Comment
  UCR10176  Cylindropuntia bigelovii Anonymous 1969-5-25 21 Riverside Southern Mojave Desert/Sonoran (Colorado) Desert, Joshua Tree Natl. Monument near road leading from Cottonwood Springs to Twenty-nine Palms, in the cholla garden of the Monument 1220 Comment
  SD248374  Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2013-4-15 17727 Riverside Desert Cemter 7.5'Q USGS quad. Chuckwalla Moutains, just south of Corn Springs Wash, 250 m east of its confluence with Irish Wash, 500m NW of Azted Well, 74KM west of Blythe. 641 Comment
  SEINET5624468 Image available Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2012-3-25 17525 .7 Riverside Northeast end of Chuckwalla Mountains, 11km SSE of Desert Center, 70km west of Blythe, two-track branching south from Corn Spring Road, 1.1 km W of Corn Spring Campground, 400m south of Corn Springs Wash; Pilot Mountain 1.5' USGS topographic quadrangle 527 Comment
  SEINET9037738 Image available Cylindropuntia echinocarpa M. A. Baker 2015-1 18325 Riverside San Gorgonio Pass, south base of the San Bernardino Mountains, 24km NW of central Palm Springs, 3km ENE of Cabazon, heavily-grazed bowl among hills 559 Comment
  UCR230771  Cynanchum utahense A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37499 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
  RSA0029198  Cynanchum utahense John F. Emmel 1997-10-20 1532 Riverside Joshua Tree National Park: Pinto Wells Road, 0.5 road mi north of park boundary. 302 Comment
  UC303942  Cyperus eragrostis Crawford and Johnston 1917-6-9 15 Riverside Santa Ana R. at Corona; Santa Ana R. Comment
  POM153391  Cyperus erythrorhizos Phillip A. Munz, I. M. Johnston 1928-9-12 11260 Riverside Temescal Canyon, Lee s Lake. Comment
  UCR16051  Cyperus involucratus Becky Brooks 1973-5-26 s.n. Riverside Corona, N end of third irrigation pond c. 250 yards north of Ontario Ave & 100 yards east of Compton Ave Comment
  UCR225158  Cyperus squarrosus Steve Boyd, Gary Wallace 2005-7-30 11649 Riverside Peninsular Ranges; San Jacinto Mountains region, San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek 2683 Comment
  CDA26958  Dalea mollis G. D. Barbe 1978-5-2 2364 Riverside 19.2 miles west of Cottonwood Springs Road, 4 miles west of Roadside Rest Area, eastbound lanes I-10 east of Indio. 0 Comment
  JEPS20762  Dalea mollis Roxana S. Ferris and Rimo Bacigalupi Mar 19 1958-Mar 25 1958 13243 Riverside 11.3 mi. n. Blythe (Hwy U.S. 95); wash arising in Big Maria Mts. Comment
  RSA28052  Dalea mollis I. L. Wiggins 1941-3-27 9680 Riverside South end of Coxcomb Mountains 8 miles northeast of Desert Center. Comment
  RSA517838  Dalea mollis Steve Boyd, Orlando Mistretta 1986-3-13 1468 Riverside West side Palen Mts.: NE of Desert Center. Comment
  UC665905  Dalea mollis Ira L. Wiggins 1941-3-27 9680 Riverside 8 mi. n.w. Desert Center; s. end Coxcomb Mts. Comment
  SEINET906526  Dalea mollissima H. M. Hall 1905-1 5792 Riverside 9 miles west of Coachella 30 Comment
  SEINET6656755  Dalea schottii David B. Dunn 1946-1 2025 Riverside In vicinity of Pushawalla Canyon, Indio Hills.; 0 Comment
  RSA13808  Datisca glomerata Victor Duran 1933-7-1 3494 Riverside Near Santa Rosa. Santa Rosa Mountains 1829 Comment
  RSA192165  Datisca glomerata E. W. Lathrop 1966-6-1 6364 Riverside Los Alamos Road, Tenaja Range, 14 miles NW of Murrieta. Comment
  HSC85253  Daucus pusillus Steve Boyd 1986-4-22 1736 Riverside Temescal Canyon: Walker Canyon area, where Alberhill Creek (=Temescal Creek) flows between Alberhill Mtn. and Gavilan Hills. Comment
  RSA487426  Daucus pusillus Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  RSA715071  Daucus pusillus A. C. Sanders, D. Malueg 2003-5-8 26578 Riverside Perris-Aguanga Basin region: 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. 396 Comment
  UCR174459  Daucus pusillus A. C. Sanders 2006-5-19 32386 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
  UCR233581  Daucus pusillus A. C. Sanders, John F. Green 2012-4-12 40041 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. between Glen Ivy and Indian Truck Trail, c. 370 m NW of El Hermano Rd. 312 Comment
  CAS-BOT-BC293823  Deinandra fasciculata Mrs. J. D. Abrams 1901-5-20 s.n. Riverside Elsinore Comment
  SDSU13564  Deinandra fasciculata W. Miller, C. Mosse 1972-7-12 Riverside Comment
  CAS-BOT-BC294106  Deinandra kelloggii H. M. Hall 1901-6-1 2420 Riverside San Jacinto Mountains. In the vicinity of Strawberry Valley 1828 Comment
  CAS-BOT-BC291901  Deinandra mohavensis A. C. Sanders; Steve Boyd; Jeff Ross; Mitch Provance 1998-10-25 22271 Riverside San Jacinto Mtns.: Mt. Edna Road, ca. 0.2 mi. west of Hwy 243 1159 Comment
  SD144040  Deinandra mohavensis A. C. Sanders, O. F. Clarke, M. Alexander, et al 1994-1-1 14224 Riverside San Jacinto Mountains: Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Road (dirt). 920 Comment
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Jun 23 2008
  SD186077  Deinandra mohavensis A. C. Sanders, Steve Boyd, et al 1998-10-25 22273 Riverside Highway 74, roadside seep, ca. 2.0 miles below Mountain Center. 1250 Comment
  UC2015630  Deinandra mohavensis Jeri Hirshberg 1995-9-13 Riverside San Jacinto Mountains: at the edge of the road to Hungry Hollow from Hwy 243 ca. 0.75 mi. SSE of Poppet Flat Rd. jct. w/243. ca. 1 mi. E of Poppet Flat Comment
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Feb 4 2015
  RSA736661  Deinandra paniculata Justin M. Wood 2008-7-16 25 Riverside Gavilan Hills at Temescal Wash, near Olsen Canyon, Morgan property, Alberhill area. Comment
  RSA759101  Deinandra paniculata 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
  UC1018509  Delphinium parishii Jim Warren 1952-4-26 Riverside Snow Creek Comment
  CAS-BOT-BC7978  Delphinium parishii subsp. parishii Annie M. Alexander; Louise Kellogg 1941-5-11 2148 Riverside Eagle Mountains, 1.5 miles north of Cottonwood Spring. 975 Comment
  JOTR34169  Delphinium parishii subsp. parishii Harding, Mitzi, T. Herskovits and D. Oquendo 2011-5-5 126 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Gravelly hills above canyon wash (Stop 3) 1217 Comment
  UCR110998  Delphinium parishii subsp. parishii George K. Helmkamp 1998-6-27 4116 Riverside Santa Rosa Mtns., 5.8 mi SE of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail = F. S. Rd. 7S02), below Mountain Home Spring 1799 Comment
  UCSB2018  Delphinium parishii subsp. parishii Hawkins, L. 1956-4-14 Riverside on high side above White Water Canyon Comment
  UC162675  Delphinium parryi subsp. maritimum H. M. Hall 1897-4-3 424 Riverside Winchester Comment
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Mar 20 2011
  UCR265824  Delphinium parryi subsp. parryi Mitch Provance 2012-5-24 512- 05 B 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
  RSA0029900  Delphinium patens subsp. montanum Justin M. Wood 2009-5-11 681 Riverside Hwy 243 near Ranger Peak, roadside. 1433 Comment
  HSC16738  Dendromecon rigida C. L. Hitchcock 1966-3-15 24160 Riverside 3 mi. E of Glen Ivy Hot Springs Comment
  RSA785187  Deschampsia danthonioides D. E. Bramlet 1991-5-7 2120 Riverside San Jacinto Valley, 8.2 km SW of Hemet, just NE of jct. of California Ave. & Marvin Hull Road, c. 50-150 m north of the AT&SF railroad tracks & 300 m west of MWD canal 500 Comment
  UC1951134  Deschampsia danthonioides Scott D. White, Justin Wood 2009-5-21 12855 Riverside SAN JACINTO MOUNTAINS: Garner Valley, near abandoned duck ponds, S of Quinn Flat. USGS Idyllwild 7.5' Quad. Comment
  UCD62783  Deschampsia danthonioides var. gracilis Alan A. Beetle 1946-6-10 4404 Riverside San Jacinto Mts., Camp Keene Meadow. Comment
  CAS-BOT-BC201724  Deschampsia elongata Ralph Hoffmann 1929-9-6 s.n. Riverside Tahquitz Valley, San Jacinto Mt. 2438 Comment
  RSA763167  Descurainia incana Scott D. White, Justin M. Wood 2009-5-21 12859 Riverside Garner Valley, near abandoned duck ponds, S of Quinn Flat. 1357 Comment
  UCR195138  Descurainia incana A. C. Sanders, Tim Thomas 2008-8-1 35967 Riverside Peninsular Range; San Jacinto Mtns., lower Coldwater Creek near Mountain Center, at stream crossing of trail SSE of Keenwild Fire Station 1402 Comment
  SBBG28426  Descurainia pinnata D. Myrick 1964-4-30 835 Riverside Palms to Pines (St Hwy 74), 10 mi W of Palm Desert Comment
  UCSB2440  Descurainia pinnata Walker, Clifford 1954-4-10 Riverside Near head of White Water Canyon Comment
  POM369420  Descurainia pinnata subsp. menziesii M. B. Dunkle 1933-3-3 3023 Riverside Devils Cactus Garden, Colorado Desert 152 Comment
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Mar 20 2011
  RSA16363  Dicentra chrysantha Percy C. Everett 1935-6-17 7169 Riverside Santa Ana Mts. Coldwater Canyon trail to Santiago Peak. 2 miles above Glen Ivy resort. 610 Comment
  CAS-BOT-BC500850  Dichelostemma capitatum Marian L. Campbell 1921-3-18 51 Riverside Banning Comment
  RSA562486  Dichelostemma capitatum subsp. capitatum Steve Boyd, Timothy S. Ross 1992-5-5 7250 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Eastern portions of Oak Flats along the Bluewater Trail. 793 Comment
  RSA501048  Dichelostemma pulchellum var. pulchellum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3169 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  POM48478  Dicoria canescens F. W. Peirson 1924-12-30 5425 Riverside Thousand-Palms Canyon, Colorado Desert 122 Comment
  RSA643434  Dicoria canescens R. D. Goeden, D. W. Ricker 1985-10-12 s.n. Riverside Sonoran Desert: ca. 7 mi. S of Granite Pass, west side of Desert Center-Rice Road (Hwy 177), 21.8 miles north of Desert Center, 5.1 miles south of junction with Highway 62 (West of Palen Pass 7.5' Q.) 285 Comment
  SBBG8046  Dicoria canescens H. and M. Dearing 1939-11-12 4034 Riverside W Colorado Desert 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
  UCSB42210  Dicoria canescens Roos, John; Roos, Lucille 1957-11-30 Riverside 6 miles N.W. of Thousand Palms, Coachella Valley 152 Comment
  UCR207224  Digitaria ischaemum O. F. Clarke 2003-6-22 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  CAS-BOT-BC150878  Diplacus X australis Ynez Whilton Winblad 1941-5-27 s.n. Riverside San Juan Mts., San Juan Canyon, Highway 74 609 Comment
  OBI9551  Diplacus clevelandii H. E. McMinn 1946-8-25 5523 Riverside From potted plant grown from seed collected in Santa Ana Mts, western Riverside County in 1945 Comment
  CAS-BOT-BC153090  Diplacus fremontii Steve Boyd 1986-4-19 1698 Riverside Temescal Canyon: E side of Indian Wash between I-15 and Temescal Canyon Road Comment
  CAS-BOT-BC153099  Diplacus fremontii Wesley Griesel 1962-6-29 s.n. Riverside Dork Canyon, San Jacinto Mts. 1920 Comment
  RSA0018421  Diplacus longiflorus var. calycinus P. A. Munz 1927-5-21 10884 Riverside 10 miles SW of Coahuila [Cahuilla]. Comment
  SD217384  Diplacus puniceus Steve Boyd, Tim Ross and Orlanda Mistretta 1992-2-2 6645 Riverside San Mateo Canyon Wilderness of the Cleveland National Forest. Upper San Mateo Canyon between confluence of Tenaya Canyon and Los Alamos Canyon Comment
  CAS-BOT-BC43547  Diplotaxis muralis A. C. Sanders 2002-11-17 25624 Riverside San Bernardino/Santa Ana River Valley Region. Riverside/UCR Botanical Garden. 366 Comment
  UCR240202  Distichlis spicata C. J. Minar 1994-5-7 07 Riverside Sonoran (Colorado) Desert, Coachella Valley, east of Salton Sea near Dos Palmas Oasis -27 Comment
  UCR22060  Distichlis spicata var. stricta Steve Boyd 1980-5-13 263 Riverside Gavilan Hills, Harford Springs County Park, at NW corner of the Gavilan Plateau 640 Comment
  RSA421623  Ditaxis californica H. de Forest 1935-12-26 s.n. Riverside Colorado Desert Comment
  UCD169623  Ditaxis neomexicana Scott D. White; Pam Devries 2006-3-14 11255 Riverside Eastern Coachella Valley: North of the I-10 Freeway a few miles east of Indio, at proposed I-10 / McNaughton Parkway interchange. 91 Comment
  RSA0014720  Dithyrea californica J. Andre 2013-3-27 24797 Riverside Rice Valley; east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62). 242 Comment
  RSA66547  Dithyrea californica F. W. Peirson 1914-04 1918 Riverside Whitewater at head of Coachella Valley. Comment
  UC1279723  Dithyrea californica David B. Dunn 1948-3-14 3774 Riverside 5 mi s Indio Hills (near Hidden Springs Ranch); Colorado Desert Comment
  SBBG103911  Dodecatheon clevelandii S. D. White 1993-4-20 1213 Riverside ridge SE of Estelle Peak, Gavilan Hills 792 Comment
  SEINET7073337  Dodecatheon clevelandii A. G. Vestal 1963-4-29 s.n. Riverside South Mesa on Tenaja Grande (Tenaja Trunk Road), Santa Ana Mountains. Cleveland National Forest. Coordinate datum: NAD27. Comment
  SD73462  Downingia cuspidata E. W. Lathrop Unknown 7100 Riverside 6.0 miles west of Murrieta; Mesa de Colorado of the Santa Rosa Plateau. Comment
  POM492  Draba cuneifolia var. integrifolia H. M. Hall 1903-04 3804 Riverside Vicinity of Riverside 610 Comment
  UCR130867  Dudleya lanceolata Mitch Provance 1998-6-10 636 Riverside City of Riverside, East side of Pachappa Hill, as accessed from where Panorama road crosses the 91 freeway. 335 Comment
  RSA559432  Dudleya multicaulis Steve Boyd, Timothy S. Ross 1992-5-5 7222 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero. 732 Comment
  UC1979820  Dudleya saxosa subsp. aloides Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-5-16 1252 Riverside Transverse Ranges; San Bernardino Mountains region: Haugen Lehmann off I-10, Pacific Crest Trail (PCT) in canyon directly W. of Whitewater. Comment
  POM10338  Dyssodia porophylloides Charlotte M. Wilder 1907-4-8 715 Riverside Murray Canyon, Colorado Desert Comment
  RSA779017  Echinocactus polycephalus var. polycephalus Duncan S. Bell 2010-4-1 677 Riverside Arica Mountains: east side of mountain range approximately 1.5 air miles northwest of Priests Well, and approximately 5.7 air miles southwest of the ghost town of Rice. 389 Comment
  SEINET3071816  Echinocereus engelmannii subsp. engelmannii Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17500 Riverside Queen Mountain quadrangle, Queen Valley, 1km west of Desert Queen (McHaney's) Mine, 1km ESE of the summit of Negor Hill, 13km SSW of Twentynine Palms 1335 Comment
  RSA500568  Echinocereus engelmannii var. engelmannii Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3581 Riverside Vail lake area, sedimentary hills at NW end of lake at E end of Oak Mtn, N of Wilson Creek. 488 Comment
  CAS-BOT-BC113602  Eleocharis acicularis H. M. Hall 1901-7-9 2366 Riverside In meadows and bogs of Tahquitz Valley. 2438 Comment
  UCR178023  Eleocharis acicularis Randy Blackman 2006-10-24 s.n. Riverside Menifee Valley, weed in turf on softball field, Paloma Valley High School, 32375 Bradley Rd. between Holland Rd. and Garboni Rd. 450 Comment
  UCR167826  Eleocharis macrostachya T. B. Salvato, Melissa Clemons 2005-6-2 1400 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
  POM313068  Eleocharis palustris Malcolm A. Nobs, S. Galen Smith 1948-9-3 502 Riverside Thermal. Comment
  UC839370  Eleocharis parishii I. W. Clokey, E. G. Anderson 1935-8-21 6564 Riverside Hemet Lake 1320 Comment
  UCR2356  Elymus condensatus F. M. Reed 1905-6-4 769 Riverside San Bernardino Valley/Upper Santa Ana River region, Riverside. Roadside near Chinatown Ford. [Near where Arroyo Tequesquite joins the Santa Ana River] 236 Comment
  UCR122532  Elymus elymoides subsp. elymoides George K. Helmkamp, E. A. Helmkamp 2001-5-20 6680 Riverside San Jacinto Mountains, Morris Ranch Rd., 2.1 mi NE of CA-74 1570 Comment
  UC38193  Elymus glaucus H. M. Hall July 1901 2455 Riverside Tauquitz Valley San Jacinto Mountains 2133 Comment
  UCR205295  Elymus glaucus Valerie Soza, Naomi Fraga, Sarah Swartzentruber 2003-6-25 1703 Riverside San Jacinto Mountains, Slope above junction of Dark Canyon and Fuller Mill Creek. 1585 Comment
  UCR2102  Elymus trachycaulus F. M. Reed 1908-7-14 2471 Riverside San Jacinto Mtns., canyon on road to Strawberry Valley [Old Control Rd. from Oak Cliff, vicinity of Halfway Spring] 1220 Comment
  CLARK-A1703-1207  Emmenanthe penduliflora Charlotte Stocks 1962-5-16 Riverside Whitewater Canyon Comment
  RSA182346  Emmenanthe penduliflora J. D. Olmsted 1962-5-2 3444 Riverside By saddle just N of highest part of Box Spring Mountains. 777 Comment
  SD232263  Emmenanthe penduliflora Steve Boyd, Amber Maurice, Pesach Lubinksy, Leland Lubinsky 2003-4-17 10461 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
  SD4048  Emmenanthe penduliflora Fidella G. Woodcock 1926-3-15 Riverside Palm Springs (mak 7/07) Comment
  JOTR31047  Emmenanthe penduliflora var. penduliflora La Doux, Tasha, Maria Harding, Mark Wheeler 2010-5-20 2030 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lower Covington Flats; STOP 1: drainage heading toward Smithwater Canyon, rocky canyon with narrow sandy bottom Comment
  SBBG101705  Emmenanthe penduliflora var. penduliflora S. Boyd with T. Ross, M. Hammitt 1991-5-2 6084 Riverside SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  LA206353  Encelia actoni Elizabeth McClintock; L. Erickson 1937-11-6 sn Riverside San Jacinto Mountains, Foot of Idyllwild grade Comment
  POM158456  Encelia actoni P. A. Munz 1927-5-21 10873 Riverside 10 miles SW of Coahuila [now Cahuilla] Comment
  RSA770416  Encelia actoni Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4884 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.02559, W116.69098 and N34.02135 and W116.68712. 915 Comment
  SD144051  Encelia actoni Scott D. White 1997-5-25 5225 Riverside Bautista Canyon: Along Bautista Cyn Rd., < 1.3 road miles NW of Hixon Trailhead (USFS No. 2E43). Comment
  SDSU3826  Encelia actoni H. Wedberg 1963-5-25 1066 Riverside 0.5 mile from Cranston Ranger Station on road to Mountain Center and Idyllwild, San Jacinto Mountains. 610 Comment
  UC101061  Encelia actoni Dr. R. J. Smith 1904-1-1 302 Riverside Cabezon Comment
  UC488974  Encelia actoni C. V. Meyer 1927-6-1 210 Riverside w base of San Jacinto Mt. 609 Comment
  UCR140293  Encelia actoni A. C. Sanders 2004-4-9 27468 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., alluvial slope in mouth of large canyon on south side 473 Comment
  UCR232047  Encelia californica John F. Green 2008-4-15 0408- 10 Riverside Peninsular Range; Perris-Aguanga Valley, Moreno Valley/Mead Valley area, square parcel 0.8 km on a side, between Nandina Ave. and Oleander Ave., east of Day St. 523 Comment
  POM41496  Encelia farinosa Marcus E. Jones 1924-2-7 s.n. Riverside Salton Sea near Oasis. 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
  UC665886  Encelia farinosa Ira L. Wiggins 1941-3-24 9578 Riverside 2.7 s Mortmar; Salton Sea Comment
  UCR233584  Encelia farinosa A. C. Sanders, John F. Green 2012-3-26 39994 Riverside Peninsular Range; Santa Ana Mtns. Area, Temescal Canyon, near I-15 Fwy crossing of Temescal Wash, west of Hostettler Rd. 395 Comment
  UCR241657  Encelia farinosa T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 317 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  POM356691  Encelia farinosa var. farinosa Christopher Davidson, Robert Gustafson 1977-4-7 5569 Riverside Whitewater Canyon Rd. (exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62); near start of Angeles [Pacific] Crest Trail. Hillside, N slope 610 Comment
  POM356694  Encelia farinosa var. farinosa E. Crow 1929-2-24 174 Riverside Andreas Mesa, near Palm Springs. Colorado Desert. Comment
  CLARK-A1528-4994  Encelia virginensis subsp. actonii John C. Roos 1948-4-24 3790 Riverside Cabazon 547 Comment
  CAS-BOT-BC81540  Ephedra californica Philip A. Munz 1940-3-22 15657 Riverside [Whitewater] White Water Canyon, 2 miles north of Banning-Indio boulevard Comment
  JOTR34111  Ephedra californica La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2743 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  SEINET10613639 Image available Ephedra clokeyi Ira W. Clokey 1935-4-17 Clokey 6513 Riverside Cottonwood Springs. Among rocks, hillside and wash. Desert. Comment
  JOTR29448  Ephedra nevadensis La Doux, Tasha, Mike Bell 2006-3-8 1346 Riverside Joshua Tree National Park. Eagle Mountains, south of Hayfield Spring 548 Comment
  SDSU12967  Epilobium Michael G. Simpson 1999-10-27 2045 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  UCR89318  Epilobium brachycarpum Scott D. White 1995-9-22 s.n. Riverside San Jacinto Valley, March Air Force Base, west of Plummer St. and south of Cactus Ave., 0.7 mile west of 215 Fwy. 460 Comment
  JOTR36393  Epilobium canum subsp. latifolium La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, B. Truesdell, M. Wheeler 2012-10-2 3345 Riverside Joshua Tree National Park. Little San Bernardino Mtns: Pushwalla Canyon, approx 100 m W of Pinyon Well site at spring Comment
  OBI35626  Epilobium canum subsp. latifolium Louis B. Ziegler 1964-8-20 10 Riverside San Jacinto Mts-Old kenworthy district 1433 Comment
  RSA72096  Epilobium canum subsp. latifolium F. W. Peirson 1922-12-27 336 Riverside Andreas Canyon, near Palm Springs. Comment
  SEINET7067557 Image available Epilobium ciliatum A. G. Vestal 1947-6-13 s.n. Riverside About 5.2 miles northeast of De Luz in Sandia Canyon. Coordinate datum: NAD27. Comment
  UCR25051  Epilobium glaberrimum A. C. Sanders 1980-8-23 1749 Riverside San Jacinto Mountains, Black Mountain; c. 100 yards above Black Mtn. Campground along a small stream 2241 Comment
  POM19842  Epipactis gigantea Mary F. Spencer 1923-7-20 2248 Riverside Idyllwild, San Jacinto Mountains. 1646 Comment
  POM9736  Equisetum hyemale var. affine E. C. Jaeger 1921-6-18 s.n. Riverside Tahquitz Creek. San Jacinto Mountains 2134 Comment
  SD137996  Equisetum laevigatum Darin L. Banks, Steve Boyd 1995-5-4 302 Riverside North slope of Agua Tibia Mountain, east of Dripping Springs Alcove area, north of Wildhorse Trail, along Arroyo Seco 598 Comment
  UCR126986  Eragrostis A. C. Sanders, Guy Bruyea 2003-6-12 26895 Riverside Perris-Aguanga Basin Region, Winchester, SE side of town between Simpson Ave. and Olive Ave., east of Hwy 79/Winchester Rd. 450 Comment
  CAS-BOT-BC204487  Eragrostis cilianensis S. B. Parish 1913-2-7 8442 Riverside Salton Basin. Mesa near Mecca -60 Comment
  CLARK-A1528-4628  Eragrostis cilianensis John C. Roos 1965-7-7 Riverside San Jacinto Comment
  POM267974  Eragrostis cilianensis E. Johnson 1943-10-29 29 Riverside Coachella. Comment
  POM267971  Eragrostis mexicana subsp. mexicana E. Johnson 1944-11-24 s.n. Riverside Corona Fothill Lemon Co., Corona Comment
  UCD64456  Eragrostis pectinacea Collector Unknown 1949-8-1 Riverside Riverside County. Comment
  CLARK-A1528-3221  Eremalche exilis John C. Roos 1949-3-19 4115 Riverside Indio Comment
  UCR85090  Eremalche exilis A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16022 Riverside Sonoran (Colorado) Desert, Coachella Valley, City of Indio, just SW of Whitewater River channel at Auto Center Drive (Hwy 111) -7.5 Comment
  CLARK-A1656-624  Eremalche rotundifolia Lois Ann Scott 1978-4-10 Riverside Mecca 152 Comment
  RSA658704  Eremogone ferrisiae J. C. Roos 1965-7-22 s.n. Riverside Thomas Valley, San Jacinto Mtns. Comment
  UC1931136  Eremogone macradenia var. macradenia Scott D. White, Justin Wood 2008-6-17 12182 Riverside San Jacinto Mountains: Garner Valley-Kenworthy Station (USFS). (Butterfly Peak). Comment
  UCSB4374  Eremothera boothii subsp. condensata Atsatt, Pete 1958-3-22 Riverside 7 miles east of Desert Center, on highway 60 & 70, south side of hw Comment
  UCR162890  Eriastrum A. C. Sanders, K. C. Rose 1995-4-5 16383 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  CAS-BOT-BC514304  Eriastrum densifolium subsp. austromontanum Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Idyllwild Comment
  UCR126200  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-7-16 138 Riverside San Jacinto Mtns., Hwy 371, 4.5 km south of Hwy 74, south side of road, in sandy bottom of Hamilton Wash 1268 Comment
  UCR232520  Eriastrum diffusum Dave Silverman, Onkar Singh 2010-3-27 7868 Riverside Sonoran (Colorado) Desert, McCoy Wash, N of Palo Verde Mesa, 4.8 km WSW of Mesaville siding, W of A Canal/Levee Blvd, & c. 6 km N of Blythe Airport 131 Comment
  UC1143718  Eriastrum diffusum subsp. coachellae P. A. Munz and I. M. Johnston 1922-5-6 5169 Riverside Dry Morongo Wash, Little San Bernardino Mts. Comment
  UCD118275  Eriastrum eremicum subsp. eremicum A. C. Sanders 1988-5-11 7810 Riverside Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal in a wash E of the gasline road from Niland. 548 Comment
  RSA0120071  Eriastrum eremicum subsp. eremicum Marcus E. Jones 1903-5-10 10249 Riverside Palm Spring. 61 Comment
  RSA0120683  Eriastrum harwoodii Duncan S. Bell 2010-5-1 911 Riverside Arica Mountains: northwest of mountain range, approximately 6.5 air miles southwest of the ghost town of Rice, and approximately 5 air miles northwest of Priests Well. 339 Comment
  UC133930  Eriastrum sapphirinum Charlotte M. Wilder 1903-6-4 45 Riverside near Riverside; Wilder's Comment
  UCR263473  Eriastrum sapphirinum A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35588 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek watershed, c. 1.25 mi ENE of Mountain Center, nameless tributary to Coldwater Creek north of Johnson Meadow, along trail from May Valley Rd. 1555 Comment
  RSA0043246  Eriastrum sapphirinum subsp. dasyanthum N. C. Cooper 1944-7-15 1578 Riverside Banning. 701 Comment
  RSA0121581  Eriastrum sapphirinum subsp. dasyanthum Percy C. Everett 1935-6-18 7176 Riverside Santa Ana Mountains, San Juan Canyon, near Ortega Highway on road [North Main Divide Road] to Santiago Pk. 701 Comment
  GMDRC6582  Eriastrum sapphirinum subsp. sapphirinum J. M. Andre 2012-6-15 30544 Riverside San Jacinto Mountains: west slopes of range along Poppet Flat Rd, Poppet Creek canyon, 3.2 mi. west of Hwy 243 1022 Comment
  SD146197  Eriastrum sapphirinum subsp. sapphirinum A. C. Sanders, S. D. Boyd, et al. 1998-10-25 22281 Riverside Pine Meadow along Highway 74 in Garner Valley, 1.0 mile northwest of Highway 371 junction to Anza. 1441 Comment
  UCR149852  Ericameria cooperi Scott D. White, Michael Honer 2004-4-6 10047 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
  CAS-BOT-BC287643  Ericameria linearifolia J. E. Cole 1942-5-10 956 Riverside Joshua Tree National Monument 1341 Comment
  POM359408  Ericameria linearifolia Ora M. Clark 1929-3-16 1703 Riverside South of Cabazon. Comment
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Mar 13 2011
  RSA771628  Ericameria linearifolia Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4994 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm). 750 Comment
  UCR220009  Ericameria palmeri var. pachylepis A. C. Sanders, D. L. Sanders 2010-11-28 38694 Riverside Peninsular Range; NW Gavilan Hills, Angel Canyon Falls, above Home Gardens at the western edge of Riverside, 4.8 km NW (303 deg. ) of Lake Mathews dam, above intersection of Lincoln St. & Indiana Ave. 279 Comment
  POM359452  Ericameria parishii Albert J. Perkins 1916-9-15 s.n. Riverside Summit, Tahquitz Peak. Comment
  POM183885  Ericameria pinifolia P. A. Munz 1932-10-16 12841 Riverside Palm Creek, Santa Rosa Mountains. 1463 Comment
  UCR34962  Ericameria pinifolia L. B. Ziegler 1964-10-12 044 Riverside San Jacinto Mtns, Garner (Hemet) Valley. 1372 Comment
  UCSB51407  Eriochloa acuminata Roos, A. 1937-11-28 Riverside East Washington St., Riverside Comment
  CDA32130  Eriochloa acuminata var. acuminata T. C. Fuller 1970-10-7 19800 Riverside S. E. of Blythe, Palo Verde Valley. 0 Comment
  CLARK-A1528-2968  Eriodictyon californicum John C. Roos 1947-3-15 3340 Riverside San Jacinto Mountains 609 Comment
  SEINET156172  Eriodictyon crassifolium Norman C. Cooper 1944-4-8 1066 Riverside Andreas Canyon. 305 Comment
  SEINET271036  Eriodictyon crassifolium Richard J. Shaw 1958-4-6 1103 Riverside Palms to Pines Highway, between Idyllwild junction and Hemet 1067 Comment
  UCR213867  Eriodictyon crassifolium Scott D. White, Angelia Carey 2004-4-5 10007 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  SBBG15884  Eriodictyon trichocalyx C. Walker 1954-4-10 Riverside arroyo in White Water Cyn Comment
  UC107133  Eriodictyon trichocalyx var. trichocalyx T. S. Brandegee 1902-5-14 Riverside Banning Comment
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Mar 13 2011
  UC489082  Eriogonum apiculatum C. V. Meyer 1928-7-26 527 Riverside San Jacinto Mt. 2072 Comment
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Nov 12 2011
  UC6237  Eriogonum apiculatum H. M. Hall 1897-8-13 849 Riverside from type locality, San Jacinto Mt. San Jacinto Mt. 1828 Comment
  HSC80073  Eriogonum davidsonii Dave Goodward 1985-9-29 Riverside San Jacinto Mtns. edge of Soboba Burn, rim of Hall Canyon above UC James Reserve 1677 Comment
  JEPS56701  Eriogonum davidsonii W. L. Jepson 1903-8-4 2282 Riverside below Thomas Valley forks (trip to Spruce Canyon; Chalk Hill); San Jacinto Mts., Chalk Hill 1524 Comment
  JEPS56704  Eriogonum davidsonii W. L. Jepson 1901-5-22 1395 Riverside Palm Canyon Mt. San Jacinto, Palm Canyon Comment
  UCR77749  Eriogonum davidsonii Steve Boyd 1991-9-8 6432 Riverside Peninsular Range, Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371 600 Comment
  UCSB25721  Eriogonum davidsonii Gliessman, Stephen 1968-7-17 Riverside along Little Thomas Mountain Road, 2.9 miles southwest of junction with Highway 74, Little Thomas Mountain. 1554 Comment
  RSA0108826  Eriogonum deflexum var. deflexum Duncan S. Bell, Amanda Turek 2009-3-30 177 Riverside South end of the Arica Mountains; approximately 1.5 air miles southwest of Priest Well. 365 Comment
  UC666501  Eriogonum deflexum var. deflexum Annie M. Alexander and Louise Kellogg 1941-5-28 2264 Riverside 2 mi e, in wash next to rocky hills Shaver Summit; Colorado Desert 469 Comment
  POM184161  Eriogonum elongatum M. French Gilman 1932-11-30 9 Riverside Cabazon. Comment
  RSA778132  Eriogonum elongatum var. elongatum Thomas Stoughton, Erika Gardner, D. Bell 2010-11-12 717 Riverside PCT Trail. W of White Water Canyon. N of jct of I-10 and Rte 111. 732 Comment
  SEINET6418387  Eriogonum fasciculatum Ken Zysk 1971-4-27 P 140 Riverside Chaffey College 457 Comment
  SD1336  Eriogonum fasciculatum var. foliolosum F. Woodstock 1926-3-15 Riverside Palm Springs Comment
  UCSB50075  Eriogonum fasciculatum var. foliolosum Millett, B. 1980-5-17 Riverside On Teneja Road, 10 miles west of its junction with Clinton-Keith Road 365 Comment
  RSA393338  Eriogonum fasciculatum var. polifolium E. Crow 1929-2-24 182 Riverside Andreas Mesa, near Palm Springs. Colorado Desert. Comment
  RSA751631  Eriogonum fasciculatum var. polifolium G. Gust, L. Nye 2005-3-11 543 Riverside Lake Elsinore City Limits. Hwy 74 ca. 1-2 miles W of lake Elsinore on hill slope pullout. 481 Comment
  SEINET5329485  Eriogonum gracile J. L. Reveal, Caroline G. Reveal 1972-8-6 2844 Riverside Along California Highway 74, 1.5 miles southwest of the summit of Santa Ana Mountains, 9 miles southwest of Elsinore and aboot 22 miles east-northeast of San Juan Capistrano, near turnoff to McConville Camp, Comment
  UCR272193  Eriogonum gracile var. incultum Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8561 Riverside San Jacinto Mountains, Garner Valley, west side of the hwy, c. 3.75 air miles southeast of Lake Hemet 1370 Comment
  POM46950  Eriogonum inflatum var. deflatum Mary F. Spencer 1918-4-13 906 Riverside Palm Springs. 152 Comment
  RSA20029  Eriogonum maculatum I. W. Clokey 1935-4-17 s.n. Riverside Cottonwood Springs. Comment
  CLARK-A1528-3678  Eriogonum nudum Robin Kobaly 1977-8-26 Riverside Comment
  CAS-BOT-BC269782  Eriogonum nudum var. pauciflorum Carl B. Wolf 1932-8-5 3986 Riverside San Jacinto Mts. On trail from Tahquitz Valley to San Jacinto Peak, between 1st and 2nd wet meadow 2743 Comment
  LA206953  Eriogonum nudum var. pauciflorum H. Lewis; 1939-10-21 1014 Riverside San Jacinto Mountains, Taquites Peak 2133 Comment
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Mar 2 2014
  SEINET5330942  Eriogonum nudum var. pubiflorum I. W. Clokey, E. G. Anderson 1935-8-21 6590 Riverside Keene Camp P.O., Hillside 1425 Comment
  JOTR16818  Eriogonum pusillum Wanrow, E. 1968-5-6 s.n. Riverside Joshua Tree National Park. EUREKA PEAK 1676 Comment
  UC1252147  Eriogonum pusillum Robert Langston 1964-4-27 Riverside 12 mi sw Palm Desert (Pinyon Crest); Pinyon Crest Comment
  UCR35096  Eriogonum pusillum L. B. Ziegler 1973-5-2 509 Riverside San Jacinto Mountains, Hwy 74 below Pinyon Flats, near edge of gorge of Deep Canyon on desert side of mtns. 1021 Comment
  SEINET3523387 Image available Eriogonum thomasii Jim Andre, T. La Doux 2009-3-10 11237 Riverside Joshua Tree National Park, south end of the Cottonwood Mountains near Pinkham Wash, just north of aqueduct just inside JTNP boundary, c. 7 miles west of south entrance into park at Cottonwood (Cottonwood Basin 7.5' Q). 542 Comment
  UC1551916  Eriogonum thomasii David Charlton 1988-2-18 1143 Riverside 1 mi e Jct. Dillon Rd. and Fargo Cyn Rd. (Fargo Canyon Road to Cottonwood Wash, s of Joshua Tree National Park, parallel to I-10, s side of Little San Bernardino Mts.); Little San Bernardino Mts. 609 Comment
  UC634598  Eriogonum thomasii Margaret Stason 1927-2-12 Riverside 1000-Palm Canyon Colorado Desert, 1000-Palm Canyon Comment
  UCR101593  Eriogonum thomasii Bern Schwenn 1998-4-2 s.n. Riverside Sonoran (Colorado) Desert, S slope of Eagle Mtns, Hayfield 'Cove', a wide cyn mouth c. 2.5 mi. (airline) ENE of Hayfield Pumping Station & 0.75 mi. SE of Hayfield Spring 544 Comment
  SEINET5331694  Eriogonum thomasii I. W. Clokey 1935-4-17 6581 Riverside Cottonwood Springs. Comment
  CAS-BOT-BC263585  Eriogonum trichopes Marcus E. Jones 1906-4-27 s.n. Riverside Indio Comment
  RSA65992  Eriogonum umbellatum subsp. munzii F. W. Peirson 1924-7-28 5014 Riverside Pine Flats Camp 1799 Comment
  LA207037  Eriogonum umbellatum var. munzii Elizabeth McClintock; 1940-6-30 sn Riverside San Jacinto Mountains, Marion Camp Comment
  CAS-BOT-BC264935  Eriogonum wrightii var. membranaceum James L. Reveal; Caroline G. Reveal 1972-8-9 2863 Riverside Along California Highway 243 at the turnoff to Fern Basin, opposite Alandale Ranger Station, about 5.5 miles north-northwest of Idyllwild, San Jacinto Mountains Comment
  OBI37471  Eriogonum wrightii var. membranaceum Steve Boyd 1985-10-5 1190 Riverside Harford Springs Co Park, N edge of the Gavilan Plateau, Gavilan Hills 610 Comment
  POM247452  Eriogonum wrightii var. membranaceum P. A. Munz 1941-10 17235 Riverside Dos Palmos Spring, north base of Santa Rosa Mountains. Comment
  UCR13758  Eriogonum wrightii var. membranaceum N. R. Zabriskie, W. W. Zabriskie 1972-9-7 534 Riverside Peninsular Range; San Jacinto Mtns., Strawberry firebreak, south of S end of Marion Ridge Road, Pine Cove, W drainage Mtns 1921 Comment
  CAS-BOT-BC261786  Eriogonum wrightii var. nodosum R. F. Hoover 1966-10-15 10177 Riverside Bighorn Drive, San Jacinto Mts. Comment
  POM229039  Eriogonum wrightii var. nodosum P. A. Munz 1937-5-30 15126 Riverside Dos Palmos Spring, north end of Santa Rosa Mountains. 1098 Comment
  RSA772058  Eriogonum wrightii var. nodosum Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4623 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  CDA21219  Erioneuron pulchellum G. F. Hrusa, J. A. Hart 1993-4-4 10595 Riverside Cholla Garden, Joshua Tree N.M. Comment
  UCR2827  Erioneuron pulchellum F. M. Reed 1927-1-5 5691 Riverside Sonoran (Colorado) Desert, Eagle Canyon, 5 miles east of Palm Springs, south of Cathedral City [= Cathedral Canyon?] 229 Comment
  SEINET7048174  Eriophyllum ambiguum var. ambiguum Steven R. Hill 2001-5-3 33680 Riverside Northeast-facing slopes of Mount San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, about 3.8 miles due west of California Route 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area. Elevation about 2600 feet. Comment
  CAS-BOT-BC297348  Eriophyllum confertiflorum Carl B. Wolf 1932-5-25 3691 Riverside Bad Lands, SW of Beaumont, 0.25 mile SW of summit of Moreno Grade 670 Comment
  POM60099  Eriophyllum confertiflorum Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  RSA701749  Eriophyllum confertiflorum Steve Boyd, Valerie L. Soza 2004-6-22 11550 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
  UCD132264  Eriophyllum confertiflorum P. C. Everett; E. K. Balls 1958-5-4 23081 Riverside Morongo Pass, 7.6 mi. n. along road to 29 Palms from U.S. Hwy. 60/70. 670 Comment
  LA203540  Eriophyllum confertiflorum var. confertiflorum W. Pequegnat; 1937-8-3 sn Riverside Santa Ana Mountains, Indian Truck Trail Comment
  LA205932  Eriophyllum confertiflorum var. confertiflorum W. Pequegnat; 1937-8-31 Riverside Santa Ana Mountains, Indian Truck Trail Comment
  RSA704015  Eriophyllum confertiflorum var. confertiflorum Daphne K. Christopher, H. Stevens, Z. Princip 127 Riverside Near Hermano Road, off Hwy. 15, Indian Truck Trail exit. On right spur of primary dirt road. 550 Comment
  CAS-BOT-BC296926  Eriophyllum wallacei J. H. Thomas 1949-2-28 52 Riverside Between Whitewater and Palm Springs Comment
  JEPS29478  Eriophyllum wallacei Lauramay T. Dempster 1962-4-17 1893 Riverside about 1 mi below Fish Hatchery; Whitewater Canyon Comment
  POM14090  Eriophyllum wallacei P. A. Munz, D. D. Keck 1922-4-13 4959 Riverside Eagle Mts, Colorado Desert. 213 Comment
  POM308430  Eriophyllum wallacei Henry J. Ramsey, Henry J. Ramsey 1938-4-22 3069 Riverside Santa Rosa Mts. Comment
  UC31773  Eriophyllum wallacei H. M. Hall 1901-6-1 2053 Riverside s slopes in the vicinity of Chalk Hill; San Jacinto Mountains 1524 Comment
  RSA702733  Erodium brachycarpum Scott D. White, Michael Honer 2004-4-6 10055 Riverside Perris / Elsinore Basin: Temescal Valley, just north of the I-15 Freeway and east of Indian Truck Trail, south and west of Lee Lake. 335 Comment
  RSA716391  Erodium cicutarium Scott D. White, Angelia Carey 2004-4-5 9984 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  RSA771111  Erodium cicutarium Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4731 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65119 604 Comment
  UCR89653  Erodium cicutarium Bern Schwenn 1994-3-23 s.n. Riverside Southern Mojave Desert, Joshua Tree National Monument, Hexie Mtns: E side of Pleasant Valley on south side of Mtns, along road between Hershey Mill Site and El Dorado Mine 976 Comment
  RSA703302  Erodium texanum Valerie L. Soza 2003-3-15 s.n. Riverside Orocopia Mountains. Comment
  RSA470847  Eryngium aristulatum var. parishii Robert Gustafson, Gary D. Wallace 1983-6-23 2714 Riverside Mesa de Burro, Santa Rosa region, Santa Ana Mts. 701 Comment
  SEINET4326803 Image available Erysimum capitatum Carl B. Wolf 1932-8-4 Riverside Peninsular Ranges: San Jacinto Mtns; Point View near Idyllwild [= Vista Grande?] 1646 Comment
  RSA0034958  Erysimum capitatum Norman Lederer 1950-4-30 s.n. Riverside Palms to Pines Hgw. Comment
  RSA530203  Erysimum capitatum var. capitatum N. C. Cooper 1944-5-20 1227 Riverside Palms to Pines Highway [Hwy. 74], San Jacinto Mountains. 1372 Comment
  CHSC105717  Erythranthe diffusa P. A. Munz; I. M. Johnston 1922-5-20 5467 Riverside Kenworthy, San Jacinto Mountains 1463 Comment
  RSA0020087  Erythranthe floribunda Scott D. White, Julie Greene 1998-8-1 6961 Riverside Idyllwild Area: Roadside uplands and meadows within residential community above/parallel to E bank of Strawberry Creek between crossing at Circle Drive and Humber Park. 1829 Comment
  RSA0020066  Erythranthe guttata H. K. Wagnon 1944-3-12 340 Riverside west fork of Eagle Canon stream, between Palm Springs and Cathedral City. Comment
  SJSU7738  Erythranthe palmeri J. W. Tofflemire 1957-4-18 Riverside 10 mi SE of Hemet up Bautista Canyon Rd 1158 Comment
  GMDRC5487  Eschscholzia androuxii J. Andre 2012-4-16 20884 Riverside Little San Bernardino Mountains: along Cottonwood Spr. Rd, 1.0 mi. north of South Entrance 584 Comment
  RSA0022938  Eschscholzia androuxii P. A. Munz, Percy C. Everett 1952-5-2 16244 Riverside Dry Morongo Wash, n.w. end of Coachella Valley. 457 Comment
  SBBG25097  Eschscholzia caespitosa D. Myrick 1966-4-2 1328 Riverside Linda Vista Lodge, Desert Hot Springs Comment
  UCR78439  Eschscholzia caespitosa Scott D. White 1993-4-20 1200 Riverside Estelle Peak, Gavilan Hills 826 Comment
  RSA433640  Eschscholzia caespitosa subsp. caespitosa D. A. Young 1969-3-28 P 394 Riverside 1/2 Mile NE of interstate 10 on Verbenia Ave. 100 yds S of Chaparral Rd on the SW side of Verbenia Ave. 335 Comment
  RSA433689  Eschscholzia californica N. C. Cooper 1944-4-22 1139 Riverside Banning. 762 Comment
  UCR279323  Eschscholzia glyptosperma A. C. Sanders, Jim Malusa 2017-3-23 42908 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 2.3 miles east of Iris Pass 787 Comment
  CDA24567  Eschscholzia minutiflora T. C. Fuller 1963-4-23 10276 Riverside Box Canyon Wash, Mecca-Blythe Road (Highway 195), 11.9 miles northeast of Mecca. 0 Comment
  UCR187440  Eschscholzia minutiflora Michael Honer, L. Hulse 2005-3-7 2031 Riverside Colorado(Sonora) Desert, Little San Bernardino Mountains, Blind Canyon; c. 1.5 mi north of Desert Hot Springs 488 Comment
  UCSB12878  Eschscholzia minutiflora Breedlove, Dennis 1962-3-11 Riverside Cat Creek wash; 3 miles southwest of Palm Desert 426 Comment
  RSA0023128  Eschscholzia papastillii M. Wall 2008-4-26 453 Riverside Chuckwalla Mountains; Corn Springs wash at Corn Springs Rd. crossing ca. 8.0 miles SW of Chuckwalla Rd. 435 Comment
  UCD96502  Eschscholzia papastillii Shannon M. Still; Carolyn Still, Steven Still 2009-3-28 513 Riverside California. Riverside County: Joshua Tree National Park. 726 Comment
  CAS-BOT-BC419607  Eschscholzia parishii W. G. Wright 1890-4-1 s.n. Riverside Whitewater, Colorado Desert Comment
  CAS-BOT-BC419620  Eschscholzia parishii Ynez Whilton Winblad 1937-3-21 s.n. Riverside Box Canyon, Coachella Valley Comment
  CAS-BOT-BC419629  Eschscholzia parishii Annie M. Alexander; Louise Kellogg 1941-5-14 2169 Riverside 5 mi. So. Cottonwood Spring 502 Comment
  GMDRC3744  Eschscholzia parishii J. Andre, T. La Doux 2009-3-1 11234 Riverside Little San Bernardino Mountains: Joshua Tree Natl. Park: south end of the Cottonwood Mtns near Pinkham Wash just N. of aquaduct just inside JTNP boundary, approx 7 mi. W. of S. entrance into park at Cottonwood. USGS 7.5 min. Quad: Cottonwood Basin 33 deg. 40.948' N 115 deg. 52.141' W. Elev. 1778 ft. 542 Comment
  RSA445453  Eschscholzia parishii Christopher Davidson 1979-4-4 7714 Riverside Orocopia Mountains; Box Canyon on Box Canyon Road, 13.4 miles E of Mecca 488 Comment
  SBBG87809  Eschscholzia parishii A. C. Sanders, D. Charlton, B. Pitzer, Stewart 1986-3-2 6061 Riverside Graham Pass, between the Chuckwalla and Little Chuckwalla Mtns 502 Comment
  UCSB3661  Eschscholzia parishii Ray, Peter 1949-3-12 Riverside North side of Coachella Valley; 2 miles west of Whitewater 457 Comment
  UCR199567  Eucalyptus camaldulensis Scott D. White, Angelia Carey 2004-7-2 10599 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Poppet Creek Canyon 610 Comment
  RSA776250  Eucnide urens Duncan S. Bell 2010-3-20 634 Riverside Riverside Mountains; in the vicinity of Mountaineer Mine; approximately 2 air miles northeast of Riverside Mountain Peak. 215 Comment
  HSC85458  Eucrypta chrysanthemifolia Steve Boyd 1986-4-2 1602 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  UCR213615  Eucrypta chrysanthemifolia A. C. Sanders, Matthew Malle 2010-4-23 38009 Riverside Peninsular Range, Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  JEPS1721  Eucrypta chrysanthemifolia var. chrysanthemifolia W. L. Jepson 1901-6-1 21004 Riverside Riverside Comment
  RSA703488  Eucrypta micrantha LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Lee Worlow 2005-2-17 1427 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  UC68569  Eulobus californicus H. M. Hall May 1905 6242 Riverside Shaver's Well Colorado Desert, Chilcoot Pass Comment
  UCR128913  Euphorbia albomarginata A. C. Sanders, Mitch Provance 2001-4-5 23916 Riverside Perris-Aguanga Basin region, Long Canyon, Temecula, between gas pipeline route and 'windmill,' south of BM 1221 366 Comment
  UCR262449  Euphorbia albomarginata John F. Green 2015-6-23 615- 03 Riverside Peninsular Range; San Jacinto Mtns. Region, Anza Valley, east edge of town of Anza, vacant lot at NE side of intersection of Hwy 371 and west end of Burnt Valley Rd. 1226 Comment
  UCR265821  Euphorbia albomarginata Mitch Provance 2012-5-24 512- 02 B 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
  RSA0019014  Euphorbia eriantha Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-9-29 6038 Riverside Chuckwalla Mountains; on the south side of Corn Springs Wash, approximately 3 air miles west of Corn Springs, and about 0.5 air miles south of Aztec Well. 659 Comment
  UCR85145  Euphorbia maculata A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16040 Riverside Sonoran (Colorado) Desert, Coachella Valley, City of Indio, just SW of Whitewater River channel at Auto Center Drive (Hwy 111) -7.5 Comment
  UCR132418  Euphorbia polycarpa A. C. Sanders 2004-2-6 27386 Riverside Santa Ana Mtns., foothills at edge of Temescal Valley, intact ridge at a development called 'Trilogy at Glen Ivy,' south of Brown Canyon 442 Comment
  RSA432472A  Euphorbia polycarpa var. hirtella N. C. Cooper 1944-4-8 1092 Riverside Andreas Canyon. 305 Comment
  RSA612273  Eustoma exaltatum Louis C. Wheeler 1933-8-13 2078 Riverside Santa Ana River at Chino Creek. 152 Comment
  POM4688  Euthamia occidentalis F. M. Reed 1904-11-5 380 Riverside Vicinity of Riverside Comment
  CAS-BOT-BC167366  Fagonia laevis C. L. Hitchcock 1966-3-16 24209 Riverside Along Palms to Pines Hiway, 4 mi. s. of Palm Desert 609 Comment
  IRVC28531  Fagonia laevis John F. Green 2005-1-14 s.n. Riverside Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek Sonoran (Colorado) Desert 23 Comment
  RSA391193  Fagonia laevis M. B. Dunkle 1935-3-30 4426 Riverside Pinto Basin, Colorado Desert. 915 Comment
  RSA775296  Fagonia laevis Duncan S. Bell 2011-3-19 2061 Riverside West side of the Chuckwalla Mountains; north of Red Cloud Mine Road; approximately 1 air mile southwest of Lost Pony Mine. 599 Comment
  CDA43476  Fatoua villosa Chandler & Mellor 2015-11-13 PDR# 331 P06143073-1 Riverside Menifee; Ramirez Foliage, 32883 Ascot Way. 0 Comment
  CLARK-A1528-7832  Festuca arundinacea John C. Roos 1949-5-21 4317 Riverside Temecula 304 Comment
  UCR158269  Festuca microstachys A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-4-14 29493 Riverside Peninsular Range, Agua Tibia Mountains, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  UCR20858  Festuca microstachys A. C. Sanders 1978-6-20 885 Riverside San Jacinto Mtns, James Reserve, above Lake Fulmor 1646 Comment
  RSA0124825  Festuca octoflora Duncan S. Bell, Sarah De Groot, LeRoy Gross 2016-2-17 8746 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting on the Martinez Slide to the north of Toro Canyon, approximately 5.25 air miles east northeast of the summit of Martinez Mountain. 123 Comment
  UCR139180  Festuca octoflora Virginia Moran 2003-5-16 s.n. Riverside Johnson Ranch (managed by Center for Natural Lands Management), vicinity of Skunk Hollow and Santa Gertrudis Creek 427 Comment
  RSA387345  Filago arizonica Steve Boyd 1986-5-7 1825 Riverside Temescal Canyon Alberhill Mountain: lower slopes of S flank just east of clay mine area 427 Comment
  RSA316416  Filago californica R. F. Thorne, Kay Wright, R. K. Benjamin 1982-10-8 55398 Riverside San Bernardino Mts.: Side canyon on W side of Whitewater Cyn, ca. 3.3 mi. N of Whitewater Post Office. 595 Comment
  UCR213540  Filago californica A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37825 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, under powerlines near tower, 1.23 mi. NNW (348 deg. ) of intersection of I-15 and Lake St. 537 Comment
  RSA774293  Filago depressa Duncan S. Bell, The Desert Survivors Organization 2011-4-8 2189 Riverside Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177. 470 Comment
  RSA736694  Filago gallica Scott D. White 2004-4-26 10241 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Indian Creek Watershed. 518 Comment
  RSA113900  Forestiera pubescens G. R. Campbell 1955-12-6 21504 Riverside S Tillett, Hwy 74, 17 miles SE of Mountain Center on road to Palm Springs. Riverside County. Comment
  RSA80819  Frankenia grandifolia F. W. Peirson 1924-6-21 4761 Riverside Alkaline flat near Lake Elsinore near south end 375 Comment
  RSA0116269  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
  RSA737107  Frankenia salina Justin M. Wood 2008-10-29 210 Riverside Murrieta Creek- 2 miles SE of Murrieta, open field N of Winchester Rd and between the creek and Jefferson Ave. 314 Comment
  UCR180051  Frankenia salina Mitch Provance 2005-5-18 9803 Riverside Warm Springs Valley, Nichols road wetland area at Alberhill Creek, south of the I-15 Freeway and Collier Ave., along the SE side of Pierce St., properties on both the NE and SW sides of Baker St. in the city of Elsinore 396 Comment
  UCD121443  Frasera parryi R. N. Raynor 1939-6-20 s.n. Riverside San Jacinto Mts. Near Coahuila. Comment
  RSA262074  Fraxinus dipetala E. W. Lathrop 1966-3-23 6076 Riverside Skyline Drive, 4 mi. W of Corona, Tine Mine Canyon 305 Comment
  SD255221  Fraxinus velutina Duncan S. Bell, Josh Brito and John Woodruff 2015-7-15 8552 Riverside Santa Rosa Mountains; south of Cactus Spring Trail; in Horsethief Creek. 1064 Comment
  UC63829  Fraxinus velutina H. M. Hall May 17 1901-Jun 1 1901 1859 Riverside e base San Jacinto Mt. 609 Comment
  UCR102858  Fritillaria biflora A. C. Sanders 1997-4-3 20166 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
  SEINET3081970 Image available Funastrum cynanchoides var. hartwegii B. Pitzer 1986-4-26 185 Riverside San Bernardino Mtns.; Whitewater Canyon, c. 4.5 mi. north of Hwy I-10 on Whitewater Canyon Road 734 Comment
  RSA795090  Funastrum hirtellum J. Andre 2012-4-11 20727 Riverside Joshua Tree National Park; along road to Cottonwood Spring (Utah Trail or Eldorado Mine Road) 1 mile northwest of Fried Liver Wash, approximately 15 miles south of Highway 62 at 29 Palms. 617 Comment
  JEPS56082  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and G. L. Stebbins 1966-6-19 4281 Riverside along hwy about 1 1/2 mi w Mountain Center (at junction with Baldy Mountain Camp Rd, steep s-facing hillside) Comment
  RSA525701  Galium angustifolium subsp. angustifolium Steve D. Boyd, Tim S. Ross 1990-5-11 4639 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  CAS-BOT-BC223056  Galium angustifolium subsp. gracillimum Alice Eastwood 1913-4-30 3027 Riverside Palm Springs Comment
  RSA0051335  Galium angustifolium subsp. jacinticum Valerie Soza, Steve Boyd 2004-6-22 1727 a Riverside San Jacinto Mountains, southeast side of Lake Fulmor, slope above Hwy 243 (Hall Canyon). 1615 Comment
  RSA503420  Galium aparine J. D. Olmsted 1962-5-10 3622 Riverside Coldwater Canyon, Corona city water supply. 396 Comment
  UCR133387  Galium aparine Tracy Tennant, T. B. Salvato 1998-6-23 488 Riverside San Bernardino Mtns., Morongo Indian Reservation, N end of Hathaway Cyn., c. 0.4 miles east of pk 4265 (polygon 13) 1341 Comment
  UCR22051  Galium aparine Steve Boyd 1980-4-27 150 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 640 Comment
  UCR84785  Galium aparine Scott D. White, S. Ogg 1994-4-21 1958 Riverside San Bernardino Mtns., Millard Canyon, near stream crossing with USFS Road 2S05, c. 4 mi south of Bear Wallow Spring 976 Comment
  UCR174261  Galium porrigens A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32674 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd., near stream crossing of dirt road 549 Comment
  UCR17453  Galium stellatum subsp. eremicum K. Stolte 1978-5-25 s.n. Riverside Sonoran (Colorado) Desert, south side Hwy 111, at Windy Point; c. 5 mi. west of Palm Springs, Coachella Valley 300 Comment
  RSA653230  Gamochaeta pensylvanica A. C. Sanders, Mitch Provance, T. B. Salvato 2000-4-18 23324 Riverside Coachella Valley: along Dillon Rd. at junction with Tyler, north of I-10, E of Indio and N of Coachella. 5 Comment
  UC1122655  Garrya flavescens A. Lewis 1934-3-1 358 Riverside Hagador Canyon; Cleveland National Forest, Corona Quad. 1074 Comment
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Dec 11 2011
  UC1375312  Garrya flavescens Larry E. DeBuhr 1972-3-23 529 Riverside Santa Rosa Mts. San Bernardino National Forest (across the valley from Santa Rosa Springs, on s-facing slope below the TV transmitter station) 2316 Comment
  UCR208932  Garrya flavescens Larry E. DeBuhr 1972-3-23 529 Riverside Peninsular Range, Santa Rosa Mountains, San Bernardino National Forest, across the valley from Santa Rosa Springs, below TV transmitter station 2317 Comment
  UC303654  Garrya veatchii S. B. Parish 1918-4-3 11697 Riverside San Jacinto River Canyon; Oak Lodge 914 Comment
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Nov 20 2011
  RSA577514  Gazania linearis D. L. Banks, S. D. Boyd 1995-2-16 0043 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., W of the Dripping Springs Alcove, along the Woodchuck Trail. 627 Comment
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Feb 20 2020
  RSA27446  Geraea canescens I. L. Wiggins 1941-3-24 9570 Riverside 0.3 miles south of Myoma, 4.6 miles north of Indio. Comment
  RSA784749  Geraea canescens Duncan S. Bell 2012-2-12 3093 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  SDSU4153  Geraea canescens K. Larson 1975-4-24 74 -671 Riverside 5 mi. N. Palm Springs along T/L near Varner Rd. Comment
  UC665889  Geraea canescens Ira L. Wiggins 1941-3-24 9570 Riverside sand dunes 0.3 mi s Myoma (4.6 mi n of Indio) Comment
  UC68869  Geraea canescens H. M. Hall 1905-4-1 5866 Riverside Chuckawalla Bench Colorado Desert, Chuckawalla Bench Comment
  UCR227179  Geraea canescens Jim Andre 2011-2-9 15939 Riverside Sonoran (Colorado) Desert, Coachella Valley, along Varner Road between Desert Hot Springs and Palm Desert, 2 mi north of Hwy I-10 189 Comment
  RSA715173  Geranium carolinianum A. C. Sanders, T. B. Salvato 2006-5-4 32246 Riverside Riverside, UCR campus, weeds in botanical garden 351 Comment
  RSA717333  Gilia Scott D. White 2003-3-23 8835 Riverside Desert slope; Hwy 74 near Carrizo Creek crossing. 610 Comment
  UCR152523  Gilia A. C. Sanders 2005-4-22 29610 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  SEINET7063436  Gilia achilleifolia subsp. multicaulis A. G. Vestal 1947-3-30 s.n. Riverside About 4.2 miles west of Sage on the East Benton Road. Tucalota Hills. UTM Zone 11, 499122mE, 3715547mN. (WGS84/NAD83). 514 Comment
  POM296769  Gilia angelensis Lyman Benson 1945-4-6 11657 Riverside Whitewater Canyon, 3 miles above Whitewater. 427 Comment
  RSA586316  Gilia angelensis D. L. Banks, S. D. Boyd 1995-5-3 0227 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
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May 9 2016
  RSA86578  Gilia angelensis Anonymous 1954-4-16 9314 Riverside Floodplain of Temecula Creek just south of town of Temecula. 305 Comment
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Feb 14 2013
  SEINET7073305  Gilia angelensis A. G. Vestal 1963-4-27 s.n. Riverside Santa Gertrudis Wash southeast of Murrieta Hot Springs. Coordinate datum: NAD27. Comment
  UCR92230  Gilia angelensis Steve Boyd, D. L. Banks 1995-3-30 8411 Riverside Agua Tibia Mountains, Palomar Range, Agua Tibia Wilderness Area; N flank of Agua Tibia Mtn, at W edge of the Dripping Springs alcove in tributary of Kolb Creek just east of old Woodchuck Truck Trail. 701 Comment
  UCR91367  Gilia capitata Scott D. White, M. Jacobsmeyer 1996-4-20 3940 Riverside Elsinore Basin, Bundy Canyon, east of Lake Elsinore; c. 1 road mi. east of Bundy Canyon Rd exit from the Interstate Hwy 15 exit 451 Comment
  RSA470223  Gilia capitata subsp. abrotanifolia Anstruther Davidson s.n. Riverside Between Shaver's Well and Desert Center. Comment
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Sep 20 2011
  RSA771114  Gilia capitata subsp. abrotanifolia Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4929 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
  SBBG101800  Gilia capitata subsp. abrotanifolia S. Boyd with T. Ross, M. Hammitt 1991-5-2 6049 Riverside SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  UCR148447  Gilia latifolia John F. Green, Chet McGaugh 2005-1-19 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, 1.5 mile transect along Coachella Canal right-of-way, between siphons 26 and 28, north of Hunters Spring, near S base of Orocopia Mtns. 21 Comment
  UCR30162  Gilia latifolia A. C. Sanders 1983-4-24 3803 Riverside Sonoran (Colorado) Desert, E side of the Salton Sea, at the mouth of Salt Creek, 2 mi. north of the Imperial County line along Hwy 111 -70 Comment
  UC23897 Image available Gilia maculata W. G. Wright 1890-3-1 1820 Riverside Colorado Desert Comment
  UCR110996A  Gilia ochroleuca George K. Helmkamp 1998-6-27 4102 A 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
  UCR18026  Gilia ochroleuca A. C. Sanders 1976-4-20 501 Riverside San Jacinto/Santa Rosa Mtns., 9.5 mi. SE of Anza in White Wash, a tributary of Coyote Canyon 976 Comment
  UC1931140  Gilia ochroleuca subsp. exilis Scott D. White, Justin Wood 2008-6-18 12238 Riverside San Jacinto Mountains: Meadow N/W of Keen Camp Summit, S/W of highway 79. (Idyllwild) Comment
  RSA0017106  Gilia ochroleuca subsp. exilis P. A. Munz 1926-4-30 10376 Riverside Near Temecula. Comment
  JOTR32970  Gilia stellata La Doux, Tasha, Alice Miller and Victoria Sork 2009-5-3 2721 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west side of Queen Mountain; granitic outcrops with sandy ephemeral wash 1408 Comment
  JOTR34199  Gilia stellata La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2992 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; narrow canyon with loamy slopes and rocky outcrops; 2009 burn area, below Lost Horse Mine Comment
  RSA776092  Gilia stellata Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy 2011-3-23 824 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' 495 Comment
  RSA777655  Gilia stellata Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy, Naomi Fraga 2011-3-17 757 Riverside Mecca Hills, Shaver's Well, Adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail 305 Comment
  SD255245  Gilia stellata Duncan S. Bell, Andrew Chambers 2015-3-12 7785 Riverside Transverse Ranges; San Bernardino Mountains region: San Gorgonio Wilderness area; Whitewater Canyon; about 0.75 air miles NE of Red Dome. 863 Comment
  UC68723  Gilia stellata H. M. Hall Apr., 1905 5790 Riverside 10 mi w Indio (Colorado Desert); , w of Indio 30 Comment
  UCR18956  Githopsis diffusa subsp. diffusa John C. Roos 1952-5-24 5710 Riverside Hills north of Moreno Comment
  RSA0060583  Gnaphalium californicum Bob Rogers 1984-4-14 8 Riverside Collected in the San Jacinto river-bed on the North side of Highway 74, 0.5 miles past Cranston ranger station going East from Hemet towards Mountain Center. 610 Comment
  POM153364  Gnaphalium leucocephalum P. A. Munz, I. M. Johnston 1928-9-12 11248 Riverside Temescal Canyon. Comment
  POM10051  Gnaphalium microcephalum F. M. Reed 1903-10-24 27 Riverside Cold water canyon [Santa Ana Mts., near Temescal Valley] Comment
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Apr 7 2011
  JOTR34350  Gnaphalium palustre Harding, Mitzi 2012-6-19 20 Riverside Joshua Tree National Park. Little San Bernardino Mtns, Barker Dam 1304 Comment
  RSA656554  Gnaphalium palustre A. C. Sanders 2000-5-25 23420 Riverside Menifee Valley; S of Newport Rd., N of Holland Rd. and E of Bradley Rd., 2 miles due east of Railroad Canyon Lake 439 Comment
  UCR260556  Gnaphalium palustre T. B. Salvato, Matt Malle 2015-3-31 8100 Riverside Perris-Aguanga Basin, south end of Perris Valley, c. 8 mi south of the Perris Reservoir, northwest corner of Matthews (Case) Road and Menifee Road 446 Comment
  UCR117334  Gnaphalium stramineum Mitch Provance 1998-6-11 665 Riverside Jurupa Mountains, Pediment of the NW Jurupa Mtns., area SE of the eastern extreme of Philadelphia St. 267 Comment
  UCR3585A  Gutierrezia californica O. F. Clarke 1970-10-28 s.n. Riverside Riverside, Botanic Gardens of the University of California, Riverside 396 Comment
  SFV20156  Gutierrezia sarothrae J. N. Hogue, S. G. Hogue, J. M. Wrublik 2005-9-5 263 .3 Riverside Santa Rosa Mountains Santa Rosa Mountain Truck Trail (=USFS Road 7S02). 0.7 miles from Highway 74. 1500 Comment
  RSA0066632  Harpagonella palmeri Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4008 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  UCR217521  Harpagonella palmeri Rose Cook, Ana Hernandez 2010-4-15 03 Riverside Perris-Aguanga Basin, South of west end of Lake Matthews. 268m south of Cajalco Road, 460 m southeast of Cajalco Road/ La Sierra Avenue intersection 426 Comment
  SDSU13561  Hazardia squarrosa var. grindelioides W. Miller with C. Mosse 1972-7-12 Riverside R.R. bed 50 yards west of erosion area. Comment
  UC57440  Helenium puberulum H. M. Hall 1901-8-1 Riverside vicinity Riverside 259 Comment
  RSA220962  Helianthemum scoparium var. aldersonii E. W. Lathrop 1966-5-29 6380 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak. Cleveland National Forest 1220 Comment
  CSUSB1539  Helianthus annuus M. Peterson 1972-6-29 S. N. Riverside Riverside Comment
  RSA192195  Helianthus annuus subsp. lenticularis E. W. Lathrop 1959-9-11 4647 Riverside 14 miles W of Murrieta Comment
  RSA289851  Helianthus annuus subsp. lenticularis B. A. Prigge 1980-9-16 4051 Riverside Indio. Coachella Valley Stormwater Channel. 0 Comment
  RSA557362  Helianthus annuus subsp. lenticularis Julie Greene 1993-6-11 1328 Riverside North of new pond. 441 Comment
  UC284802  Helianthus gracilentus P. A. Munz 1923-6-14 7060 Riverside Glen Ivy trail to Santiago Peak; Santa Ana Mtns. 1219 Comment
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Apr 1 2013
  UC354463  Helianthus gracilentus Edmund C. Jaeger 1925-8-1 Riverside near Gregg's Ranch (Banning-Idylwild Rd.) 1127 Comment
  UCR19739  Helianthus gracilentus W. W. Mayhew 1977-10-1 s.n. Riverside San Jacinto Mtns., [Hwy 243] 1 mi SE of Poppet Rd. 1341 Comment
  UCR271327  Helianthus gracilentus A. C. Sanders, Amy Litt & UCR Pl. Taxonomy Class 2016-5-7 42470 Riverside Peninsular Range, Agua Tibia Mountains, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of old Emerson house site 488 Comment
  POM11986  Helianthus niveus subsp. canescens M. French Gilman 1922-05 s.n. Riverside Andrea's Canyon, Palm Springs. Comment
  RSA450746  Helianthus niveus subsp. canescens J. C. Roos 1962-4-3 s.n. Riverside Palm Springs Airport. 121 Comment
  RSA688832  Hemizonia kelloggii Scott D. White, Michael Honer 2003-4-9 8994 Riverside Gavilan Hills: About 1 mile N of the I-15 Freeway and 1 mile east of Lake St. exit, on and around unnamed peak '2349.' 549 Comment
  RSA714435  Hemizonia kelloggii A. C. Sanders 2004-5-12 27888 Riverside Elsinore Basin Region: Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek. 378 Comment
  UCR139626  Hemizonia kelloggii A. C. Sanders 2004-6-30 28405 Riverside Perris-Aguanga Surface/Menifee Valley Region, Paloma Valley, large rocky hill (1762 ft.) 1 mi. east of Murrieta Rd. and 1 mi. north of Bundy Canyon Rd., c. 5 miles due south of Sun City 518 Comment
  UCR275199  Hemizonia kelloggii T. B. Salvato, Gregg Miller 2005-6-7 1453 Riverside Peninsular Range, Gavilan Hills, along dirt road E of Lindell (Stovepipe) Road, W of El Toro Road, and ca 4.5 mi NW of Lake Elsinore 671 Comment
  RSA614684  Hemizonia mohavensis A. C. Sanders, Schram, D. Wappler 1994-10-4 15774 Riverside San Jacinto Mts.: N slope of the Mts.; Azalea Creek ca. 0.5 mile SW of the Twin Pines Ranch buildings, at road crossing just outside the ranch fence. 1067 Comment
  UCR194232  Hemizonia mohavensis Scott D. White, J. Wood 2006-9-13 11643 Riverside Perris Basin/San Jacinto Mtn Foothills, Gibbel Flat in the Santa Rosa Hills 671 Comment
  UCR211882  Hemizonia mohavensis Valerie Soza, Steve Boyd, Neil Gilbert 2000-12-6 1068 B Riverside Peninsular Range; San jacinto Mountains, Keen Camp Road, east of Hwy 74, west of entrance gate to Camp Tahquitz Meadows 1402 Comment
  UCR112808  Hemizonia paniculata A. C. Sanders 1997-5-1 20627 Riverside Lake Skinner area, along horse trail in southern part of Lake Skinner Park, west of Tucalota Hills and east of Warren Rd. 488 Comment
  UCR150040  Hemizonia paniculata Scott D. White, Brian Leatherman 2004-10-7 10769 Riverside Perris Basin, city of Perris, immediately east of the I-215 Freeway, at Watson Road 434 Comment
  UCR239889  Hemizonia paniculata O. F. Clarke 2004-5-7 s.n. Riverside Peninsular Range; San Jacinto Valley, San Jacinto Wildlife Area 442 Comment
  UCR116951  Hemizonia pungens subsp. laevis A. C. Sanders, T. B. Salvato 2001-5-3 24119 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  UCR130517  Hemizonia pungens subsp. laevis R. E. Riefner Jr. 2003-5-27 03- 243 Riverside Elsinore Trough, city of Lake Elsinore, vicinity of Campbell Dr. and Diamond Drive 384 Comment
  UCR92256  Hemizonia pungens subsp. laevis Scott D. White, S. Ogg 1994-10-17 3455 Riverside Temecula Valley, Murrieta Creek at Winchester Road bridge (Banana Avenue) 317 Comment
  RSA736314  Hesperocnide tenella Scott D. White, Justin M. Wood 2008-3-25 11779 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon, Morgan Property, Alberhill area. 274 Comment
  UCR100297  Hesperocnide tenella B. G. Pitzer 1997-4-20 3185 Riverside Lakeview Mtns, Intersection of 'Dutton' Street with Voltaire Vista Road. (Note: Dutton ends in T-intersection at Sardis Lane, which makes a 90 deg. E turn onto Brent Lane, which becomes Voltaire Vista Road east of Elton Lane. Therefore, this locality is actually the intersection of Elton Lane & Voltaire Vista Road.) 610 Comment
  RSA439269  Hesperolinon micranthum Robert Gustafson, Gary D. Wallace 1983-6-23 2725 Riverside along Clinton Keith Road, ca 2.5 miles from its junction with Highway 15, Santa Ana Mountains Comment
  LA22798  Hesperoyucca whipplei Eva Ward; sn Riverside Mt. David, Beaumont Comment
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Mar 2 2014
  SEINET5641188  Hesperoyucca whipplei var. whipplei Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28528 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert, off of Pine View Drive. 1297 Comment
  RSA160436B  Heterotheca sessiliflora subsp. echioides J. D. Olmsted 1959-8-18 801 Riverside May Valley Truck trail at crest W of S ridge of Tahquitz Peak, SE of Desert Sun School, Idyllwild, alt 5800ft. San Jacinto Mts, 1768 Comment
  UCR94952  Heterotheca sessiliflora subsp. echioides Scott D. White 1996-8-15 4473 Riverside San Jacinto Mtns., Idyllwild Area: Alvin Meadows and unnamed canyon upstream. Upper margin of area that burned in July, 1996 1585 Comment
  UCR92775  Heterotheca sessiliflora subsp. fastigiata F. M. Reed 1933-9-20 8083 Riverside San Jacinto Mtns., N shore of Hemet Lake 1525 Comment
  UC858011  Heuchera hirsutissima P. A. Munz 1922-7-7 6044 Riverside San Jacinto Peak 3285 Comment
  POM48031  Hieracium horridum P. A. Munz, I. M. Johnston 1924-7-27 8740 Riverside Dark Canyon, San Jacinto Mountains. 2287 Comment
  CAS-BOT-BC540739  Hoffmannseggia glauca Sarah J. De Groot; Amy Rouillard 2015-9-15 7570 Riverside Ford Dry Lake, Chuckwalla Valley, N of I-10 106 Comment
  RSA644302  Hoffmannseggia glauca A. C. Sanders 1992-4-5 12166 Riverside Colorado Desert: Chuckwalla Valley, Ford Dry Lake, N of I-10 at Ford Dry Lk. Rd., near site of Hopkins Well 109 Comment
  UCR163059  Hoffmannseggia glauca B. G. Pitzer, G. R. Ballmer 2000-10-14 4220 Riverside Sonoran (Colorado) Desert, south of eastern Ford Dry Lake, south side of Hwy I-10 along gasline road, 0.5-0.75 mi. east of Ford Lake Rd. exit, c. 22 miles west of Blythe 115 Comment
  UCR2463  Holcus lanatus F. M. Reed 1907-6-23 1434 Riverside Santa Ana River, City of Riverside, old field in the Santa Ana River bottom above the bridge on the West Riverside Road 244 Comment
  RSA449812  Holodiscus microphyllus G. R. Johnstone 1928-3-9 s.n. Riverside Summit 3294 Comment
  UCR76162  Hordeum depressum A. C. Sanders 1993-4-1 13661 Riverside Perris-Aguanga Basin Region, western edge of Hemet, 14 acre parcel at NE corner of intersection of Myers St. and Devonshire Ave., 0.75 mile NE of the intersection of Florida Ave (Hwy 74) and Warren Rd, just south of Tres Cerritos 460 Comment
  UCR201820  Hordeum intercedens Karin Cleary-Rose, G. Nuhn 1995-7-20 s.n. Riverside Peninsular Range; Perris-Aguanga Basin, west edge of Hemet, 19 acre parcel on the Wilhelm Ranch, between Hwy 74 and Whittier Ave, at south end of Hyatt Ave., west of the San Diego Aqueduct 457 Comment
  UC44526  Horkelia clevelandii John Thomas Howell 1927-8-2 2913 Riverside Mt. San Jacinto, Strawberry Valley 1676 Comment
  UCR20542  Horkelia clevelandii W. W. Mayhew 1977-7-4 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1921 Comment
  RSA0013706  Hornungia procumbens LeRoy Gross, Grace Cho 2013-4-9 6002 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
  UC856344  Hornungia procumbens P. A. Munz 1922-4-29 5120 Riverside Lancaster Valley Comment
  POM3216  Hydrocotyle umbellata D. L. Crawford 1919-07 s.n Riverside [Unspecified] Comment
  POM361066  Hymenoclea salsola T. L. Secrest 1950-3-13 s.n. Riverside Near Salton Sea. Comment
  RSA190629  Hymenoclea salsola L. B. Ziegler 1967-6-5 s.n. Riverside Pinyon Flats, San Jacinto Mts. Comment
  RSA480011  Hymenoclea salsola Steve Boyd, Richard Noyes, L. Arnseth, D. Nordin, Timothy S. Ross 1988-3-10 2132 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  RSA0054852  Hymenoclea salsola W. Marquart 1938-3-12 s.n. Riverside Twenty mi. West of Blythe. Comment
  RSA703812  Hymenoclea salsola var. salsola LeRoy Gross 2005-3-3 1596 Riverside Palen Mountains, south side. Near end of old prospect road., Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W 207 Comment
  RSA458205  Hypericum androsaemum H. E. Hasse 1892-7-3 s.n. Riverside San Jacinto [could be San Jacinto Mtns., or could be San Jacinto Riv. near City of San Jacinto but probably mtns., based on species] Comment
  RSA0041942  Hyptis emoryi Duncan S. Bell, Loraine Washburn 2014-4-10 6594 Riverside Orocopia Mountains; northeastern section of range; approximately 4 air miles southeast of Hayfields Lake. 559 Comment
  RSA608060  Hyptis emoryi Louis C. Wheeler 1931-2-7 s.n. Riverside Palm Springs. Comment
  UC577724  Hyptis emoryi H. S. Yates 1936-4-6 5412 Riverside Palm Springs; San Jacinto Quad., Palm Springs Comment
  RSA0042207  Isocoma acradenia Joseph Brehm 2014-7-16 s.n. Riverside Collected at Dos Palmas ACEC within Upper San Andreas Oasis, 1 mile south of oasis. Comment
  CAS-BOT-BC311608  Isocoma acradenia var. eremophila Lewis S. Rose 1934-12-25 34481 Riverside T. Cross K. Ranch, 10 mi. N. of Whitewater Comment
  JEPS19096  Isocoma acradenia var. eremophila S. B. Parish 1921-10-12 8350 Riverside Mecca Salton Basin -57 Comment
  IRVC15234  Isoetes orcuttii Gordon A. Marsh 1975-5-25 s.n. Riverside Santa Rosa Plateau; Mesa de Burro. Peninsular Ranges, Santa Ana Mountains Comment
  UCR215595  Ivesia saxosa Jim Andre, T. La Doux 2008-9-16 10701 Riverside Mojave Desert, Joshua Tree National Park, on the southeast end of Splitock Picnic Area 1290 Comment
  UCR241779  Juglans A. C. Sanders, Timothy W. Chumley 2013-4-2 40732 Riverside Peninsular Range, Temescal Canyon at west side of Horsethief Canyon Rd., south of I-15 Fwy, SE of Corona (Lee) Lake 390 Comment
  RSA0011077  Juglans californica A. C. Sanders, K. C. Rose 1999-6-18 22803 Riverside Skinner/Domenigoni area: French Valley, E side of Washington Ave., 1/2 mile S of Rawson Rd. 439 Comment
  RSA787276  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37141 Riverside Box Springs Mtns. Foothills, Riverside, eastern side of UCR Campus in canyon below botanical garden 320 Comment
  RSA0065462  Juncus D. B. Dunn 1948-2-21 3689 Riverside Pushawalla. Comment
  SBBG104066  Juncus bufonius A. C. Sanders 1993-4-1 13672 Riverside western edge of Hemet, NE corner of intersection of Myers St and Devonshire Ave, 0.75 mi NE of the jct of Florida Ave (Hwy 74) and Warren Rd, just S of Tres Cerritos 460 Comment
  SBBG89273  Juncus bufonius J. Adams 1966-4-28 738 A Riverside dirt rd from Murrieta to De Luz; Santa Rosa Plateau 762 Comment
  UC1792802  Juncus bufonius A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30091 Riverside Peninsular Range, Agua Tibia Mountains: UC Emerson Oaks Reserve, ca. 8 miles southeast of Temecula, S of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 457 Comment
  UCR19750  Juncus bufonius E. W. Lathrop 1966-5-11 6281 Riverside Santa Ana Mtns., Santa Rosa Plateau, 3 mi SW of Murrieta on the De Luz Road, first canyon to the right of the road 396 Comment
  UCR177418  Juncus effusus subsp. austrocalifornicus Scott D. White 2003-10-9 9815 Riverside San Jacinto Mountains, Pine Cove. Lily Creek just north of crossing at Hwy 243 1738 Comment
  UC2572  Juncus macrophyllus H. M. Hall 1901-7-20 2522 Riverside vicinity of Strawberry Valley San Jacinto Mountains (along water courses) 1615 Comment
  RSA368247  Juncus mexicanus L. C. Wheeler 1933-12-2 2321 Riverside U.S. 99, 2 miles NW Whitewater Station 366 Comment
  SDSU11812  Juncus mexicanus H. Wedberg 1962-7-28 994 Riverside In Hemet Meadow, about 1 mile S from Herkey Creek Publ. Campgr. on the road to Santa Rosa Summit, San Jacinto Mts. 1372 Comment
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Jan 24 2013
  UC1601797  Juncus mexicanus H. M. Hall Jun 1901 2031 Riverside Thomas Valley San Jacinto Mountains 1371 Comment
  UC842923  Juncus mexicanus P. A. Munz 1922-6-23 5775 Riverside Hemet Valley San Jacinto Mts. 1371 Comment
  POM184650  Juncus rugulosus L. C. Wheeler 1931-10-3 188 Riverside Strawberry Valley, San Jacinto Mountains. 1585 Comment
  RSA249847  Juncus tiehmii Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38115 Riverside San Jacinto Mountains: San Bernardino National Forest. Above James Reserve in Hall Canyon 1677 Comment
  RSA284590  Juncus tiehmii C. W. Tilforth, B. Busenberg 1980-6-10 1987 -A Riverside 3.8 miles in from Highway 74 along north leg of Thomas Mountain Road, south of Lake Hemet. Comment
  UCR108837  Juncus xiphioides O. F. Clarke 1972-5-21 s.n. Riverside Riverside, Santa Ana River near Union Pacific Bridge 213 Comment
  UCR39205  Juncus xiphioides M. Roskey, F. Boyen 1985-5-28 524 Riverside Transverse Range, Big Morongo Preserve of The Nature Conservancy. south of Morongo Valley, main canyon - 2 mi downstream, where the old gate stood. 640 Comment
  UCR4088  Juncus xiphioides O. F. Clarke 1970-9-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River bottom just east of the old Salt Lake RR Bridge 216 Comment
  SD229039  Juniperus californica Dick Schwenkmeyer, Collection made by Tony Harper 2013-5-8 890 Riverside Little Paradise Camp in Palm Canyon, approx. 8 miles S. of Cathedral City 869 Comment
  JOTR31987  Justicia californica La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2221 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; small bowl with underground water seep at top of bouldery canyon 815 Comment
  LA99446  Justicia californica Hisao P. Arai; 1957-4-18 sn Riverside Box Canyon, near Mecca; off Highway 195 Comment
  RSA398813  Justicia californica H. de Forest 1924-4-13 s.n. Riverside Tahquitz Canyon. Comment
  UCR33576  Kallstroemia californica Sears 1977-10-12 S 582 b Riverside Sonoran (Colorado) Desert, 20 mi. east of Desert Center, 10 mi. east of Corn Springs exit 134 Comment
  JEPS8733  Keckiella antirrhinoides I. W. Clokey and E. G. Anderson 1935-4-16 6885 Riverside e of Hemet (hillside along San Jacinto River) 600 Comment
  RSA543179  Keckiella antirrhinoides Steve D. Boyd, Tim S. Ross, Mike Hammitt 1991-5-2 6118 Riverside Vail Lake region, SW and W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  CAS-BOT-BC236708  Keckiella antirrhinoides subsp. antirrhinoides L. Street 1917-5-15 1932 Riverside Between Elsinore and Perris Comment
  UC1979653  Keckiella antirrhinoides var. antirrhinoides Steve Boyd 1995-4-24 8496 Riverside Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on northern flank of Agua Tibia Mountain at the north base of Wildhorse Peak, along the Wildhorse Trail near the northeastern corner of the Wilderness. Comment
  NY786769  Keckiella antirrhinoides var. microphylla A. M. Alexander 1941-5-24 2215 -a Riverside North base of Eagle Mountains 1158.2 Comment
  SD60440  Keckiella cordifolia Reid Moran 1964-7-27 11862 Riverside canyon of Santa Margarita River, 2I(c) miles SSW of Temecula 199 Comment
  RSA498183  Keckiella rothrockii subsp. jacintensis Anstruther Davidson 1876-7-11 s.n. Riverside Mt. San Jacinto 2439 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
  SEINET269162  Kochia scoparia Chet McGaugh 1996-4-26 Riverside Helmet .25 miles west of State Street between Esplande and Cottonwood. Comment
  RSA489842  Koeleria macrantha D. Charlton 1988-5-21 1937 Riverside Thomas Mountain Rd, from North to South. West of Garner Valley and South of Lake Hemet on Hwy 74 1677 Comment
  LA205729  Krameria bicolor A. M. Johnson; 1933-4-28 4226 Riverside Indian Wells, highway along new mountain highway to Hemet, 2 to 3 mi. up from Palm Springs Comment
  RSA3960  Krameria erecta Carl B. Wolf 1932-4-29 3098 Riverside mesas at Western edge of Maria Mts., eastern Colorado Desert, 20 mi. from Blythe on Rice road. 152 Comment
  JOTR30100  Krameria grayi La Doux, Tasha, Alice Miller 2007-5-31 1775 Riverside Joshua Tree National Park. Stop 1: Cottonwood Springs/Oasis; slope above oasis along visitor walkway to parking lot. 893 Comment
  RSA0040096  Krameria grayi Duncan S. Bell, Deidre Conocchioli 2014-3-18 6256 Riverside Orocopia Mountains; southern/central section of range; approximately 1.25 air miles northwest of Gucci Spring. 511 Comment
  RSA696130  Lactuca serriola A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24604 Riverside Mojave Desert, Little San Bernardino Mtns.: Stubbe Spring, Joshua Tree National Park, 4.35 mi. (airline) SW from park road in Lost Horse Valley 1341 Comment
  CAS-BOT-BC340717  Laennecia coulteri S. B. Parish 1912-10-12 8356 Riverside Salton Basin. Mecca -57 Comment
  RSA336168  Lamarckia aurea R. F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 51997 Riverside Santa Rosa Plateau: Mesa de Colorado 610 Comment
  UCR50884  Langloisia setosissima A. C. Sanders 1988-5-11 7806 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal, east of the gasline road from Niland 549 Comment
  HSC17018  Langloisia setosissima subsp. setosissima C. L. Hitchcock 1966-3-20 24310 Riverside N of Milpitas Wash, Ogilby-Blythe Rd. Comment
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Mar 2 2013
  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
  SBBG67805  Larrea tridentata M. N. Ackley -Feb-1926 1146 Riverside Mecca -60 Comment
  UC1929819  Larrea tridentata Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10447 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
  UCR196388  Larrea tridentata Naomi Fraga, Sarah J. De Groot, Lisa Rojas, Pesach Lubinsky 2005-2-10 1444 Riverside Northeastern Colorado Desert, along Palen Pass Road, near Hwy 177 170 Comment
  UCD98955  Lastarriaea coriacea A. C. Sanders; Mitch Provance, T. B. Salvato 2001-5-8 24184 Riverside Perris-Aguanga Basin Region: S of Hemet, E end of Diamond Valley, ca. 1/4 mi. N of Newport Rd. and 3/4 mi. E of State St. 505 Comment
  CLARK-A1528-2148  Lasthenia chrysostoma John C. Roos 1952-4-13 5535 Riverside Box Springs Mountains 396 Comment
  JEPS82233  Lasthenia coronaria Rimo Bacigalupi, and L. Heckard 1962-3-25 8399 Riverside about 10 air miles nw Elsinore (near Arcilla siding of A.T. & S.F. Railway, just below and e of state Highway 71); Temescal Wash 289 Comment
  POM361561  Lasthenia coronaria Ora M. Clark 1929-3-16 1698 Riverside South Cabazon. Comment
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Mar 13 2011
  POM361587  Lasthenia coronaria M. B. Dunkle 1935-3-10 4356 Riverside Temescal Canyon. 274 Comment
  RSA614294  Lasthenia coronaria D. L. Banks, V. W. Steinmann 1997-3-13 1514 Riverside NW Palomar Mountains, Agua Tibia Mountains: Vail Lake area, north and just south of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  SFV7334  Lasthenia coronaria T. Gordon, K. Kimbrough 1975-3-16 850A Riverside 10 miles south of Corona. Open fields adjacent to Highway 71. 365 Comment
  UCR249820  Lasthenia coronaria T. B. Salvato, John Lovio 2013-3-19 7365 Riverside Perris-Aguanga Basin, Menifee Valley, Los Alamos Road at its crossing of Warm Springs Creek, and hill west of Jeanette Drive 402 Comment
  POM305810  Lasthenia gracilis Henry J. Ramsey, Henry J. Ramsey 1937-4-2 1049 Riverside Corona-Elsinore. Comment
  UCR100043  Lasthenia gracilis Scott D. White 1994-4-23 2051 Riverside San Bernardino Mtns., Millard Canyon, c. 5 air miles north of Cabazon: U.S. Forest Service Road 2S05.1, c. 1-1.5 mi. south of Millard Canyon Guard Station and junction of roads 2S05.2 & 2S05.1A (= East Branch) 1037 Comment
  UCR152628  Lasthenia gracilis A. C. Sanders 2005-4-22 29587 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  UCR260572  Lasthenia gracilis T. B. Salvato 2014-5-29 8030 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
  RSA0029618  Layia glandulosa J. Andre 2006-4-6 6714 Riverside Joshua Tree National Park: along Desert Queen Mine Rd. 1363 Comment
  JEPS40045  Layia platyglossa Marjorie Clary 1934-4-23 Riverside Hemet Valley 1371 Comment
  SEINET9775205 Image available Layia platyglossa Sharon J. McCormick 1976-4-27 Riverside 200 yds. past city reservoir on Two Trees Canyon Rd. Comment
  RSA603794  Layia platyglossa subsp. campestris Palmer Stockwell 1935-5-12 1220 Riverside 2.5 miles N of Elsinore Comment
  RSA212921  Layia platyglossa subsp. platyglossa L. B. Ziegler 1969-5-15 s.n. Riverside Hemet Valley, south of Kenworthy Ranger Station. 1372 Comment
  RSA212924  Layia platyglossa subsp. platyglossa L. B. Ziegler 1969-5-15 s.n. Riverside Wet depression in lower hills E of Pine Meadow, Hemet Valley, San Jacinto Mts. Comment
  CAS-BOT-BC534384  Lemna gibba G. R. Kleeberger 1878-12-29 s.n. Riverside Temescal Comment
  UCR163097  Lepechinia cardiophylla Kirsten Larsen 2003-1-8 s.n. Riverside Peninsular Range; Santa Ana Mtns., Indian Truck Trail near head of Indian Canyon and c. 0.5 mi. N of Orange Co. line 1067 Comment
  POM6614  Lepidium lasiocarpum P. A. Munz, L. T. Street, Williams 1919-3-25 2315 Riverside Palm Canyon. 243 Comment
  RSA429932  Lepidium lasiocarpum Robert L. Dressler 1949-3-19 381 Riverside Box Canyon, Orocopia Mts. Comment
  UCR60439  Lepidium lasiocarpum R. F. Thorne, M. Z. Thorne 1973-3-30 42672 Riverside Sonoran (Colorado) Desert, Morongo Valley Canyon, near mouth at junction of roads to Morongo Valley and Desert Hot Springs; [vicinity of Hwy 62 crossing of Mission Creek] 488 Comment
  UCD115683  Lepidium lasiocarpum subsp. lasiocarpum G. K. Helmkamp; E. A. Helmkamp 1998-2-18 2714 Riverside Colorado Desert: Chuckwalla Valley; 0.3 mi S of Checkwalla Rd. on Graham Pass Rd. Comment
  UC218036  Lepidium lasiocarpum var. lasiocarpum P. A. Munz and D. Keck Apr 9 1922-Apr 12 1922 4905 Riverside vicinity Corn Springs; Colorado Desert, Chuckwalla Mountains 609 Comment
  RSA0135567  Lepidium lasiocarpum var. lasiocarpum G. Rink 2013-3-18 11873 Riverside About twelve miles west of Blythe, on proposed Quartzite solar power plant site. 105 Comment
  UCR107718  Lepidium nitidum A. C. Sanders 1997-3-1 19741 Riverside Box Springs Mountains, Riverside: S end of the range along Gernert Rd. (dirt road paralleling the mountain front), in valley draining to Box Spring Canyon. 457 Comment
  UCR228857  Lepidium nitidum A. C. Sanders, T. B. Salvato 2011-3-28 38823 Riverside Peninsular Range; Perris-Aguanga Basin Region, Menifee Valley, powerline corridor along McLaughlin Rd. west of Murrieta Rd., north of Sun City 439 Comment
  UCR241391  Lepidium nitidum T. B. Salvato, Mike Landers 2013-3-21 7380 Riverside Perris-Aguanga Basin, Murrieta, between Hwy 215 and State Route 79 (Winchester Rd), 0.23 mi east of the intersection of Keller Rd and Menifee Rd 470 Comment
  RSA429923  Lepidium nitidum var. nitidum Christopher Davidson 1973-4-1 1816 Riverside Jct. Vail Lake Marina and Hwy. 71/79, about 3 miles west of Aguanga. 426 Comment
  CAS-BOT-BC12720  Lepidium oblongum Lewis S. Rose 1957-1-3 57001 Riverside La Quinta. 15 Comment
  RSA162734  Lepidium virginicum J. Olmstead 1959-6-23 658 Riverside Desert Sun School near Idyllwild. 1646 Comment
  UCR266679  Lepidium virginicum var. robinsonii D. E. Bramlet, Ileene Anderson 2005-4-18 3806 Riverside Hills west of Hemet-Ryan Airport, 650 m west of California Ave., 1300 m south of Hwy 74, 1100 m north of Stowe Rd. 539 Comment
  POM34470  Lepidospartum squamatum Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  RSA604869  Lepidospartum squamatum Scott D. White 1995-12-24 3799 Riverside Lakeview Mtns: Ca 5 road mi SE of Davis RD/Ramona Expwy intersection. 610 Comment
  CAS-BOT-BC274019  Leptochloa fusca subsp. uninervia S. B. Parish 1912-6-28 8119 Riverside Mecca Comment
  RSA575979  Leptochloa fusca subsp. uninervia Steve Boyd 1981-4-8 s.n. Riverside Gavilan Hills Region, Gavilan Plateau along Lake Mathews Road, south of Gavilan Peak. 640 Comment
  UCD64015  Leptochloa fusca subsp. uninervia Collector Unknown 1948-9-1 Riverside Riverside County. Comment
  UCR88165  Leptochloa uninervia A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16074 Riverside Sonoran (Colorado) Desert, Coachella Valley, agricultural area along Ave. 78, 0.4 mi west of Hwy 86 and1.5 mi NW of Oasis, east of Filmore St. -37 Comment
  POM3599  Leptodactylon californicum Robinson, Crocker 1916-3-28 s.n. Riverside Santa Ana Mountains. Comment
  SBBG25243  Leptosiphon chrysanthus subsp. chrysanthus Leota Davidson 1965-5-15 154 Riverside Joshua Tree Nat Monument Comment
  RSA0095144  Leptosiphon floribundus subsp. glaber Scott D. White, Tasha La Doux 2000-4-20 7702 Riverside South of Hemet: Gibbel Flat in the Santa Rosa Hills. 610 Comment
  POM364627  Leptosiphon lemmonii Anstruther Davidson s.n. Riverside Idyllwild. Comment
  RSA128224  Leptosiphon liniflorus P. H. Raven 1958-7-26 11104 Riverside Meadow just below Vista Grande Ranger Station, Banning - Idyllwild Road. Comment
  RSA73075  Leptosiphon liniflorus F. W. Peirson 1924-7-2 5032 Riverside Banning to Idyllwild road. 1570 Comment
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Nov 17 2011
  SD181407  Leptosiphon liniflorus Scott D. White, Sandy Leatherman 2000-5-31 7975 Riverside Santa Rosa Plateau; near Squaw Mountain. 640 Comment
  RSA526130  Leptosiphon parviflorus Steve Boyd, T. S. Ross 1990-5-11 4643 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  SD152785  Leptosiphon parviflorus Steve Boyd, Orlando Mistretta 1992-4-23 7070 Riverside San Mateo Canyon Wilderness Area, along San Mateo Creek from Riverside County line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. 244 Comment
  UC217892  Lesquerella tenella P. A. Munz and D. Keck 1922-4-9 4815 Riverside Hayfields; Chuckawalla Valley Hayfields; Colorado Desert, Chuckawalla Valley, Hayfields 152 Comment
  UCR161441  Lessingia filaginifolia A. C. Sanders, Mike Misenhelter 2005-9-20 31677 Riverside San Jacinto Mtns. Foothills, Santa Rosa Hills south of Hemet, road NW of Gibbel Flat, south end of Cornell St., 0.5 mi. SE of the Ramona Bowl 610 Comment
  UCR41320  Lessingia filaginifolia N. M. Fellows 1984-11-12 34 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
  POM122893  Lessingia glandulifera var. glandulifera Marcus E. Jones 1924-8-30 s.n. Riverside San Jacinto Mountains; Tahquitz trail. Comment
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Sep 16 2011
  RSA655213  Lessingia glandulifera var. glandulifera Scott D. White 1999-7-9 7533 Riverside Idyllwild Area: Near Idyllwild Community Service Dist. sewage ponds at terminus of USFS Road S24.2. 1432 Comment
  UC576340  Leymus condensatus H. S. Yates 1937-6-27 6712 Riverside Lower San Jacinto Canyon San Jacinto Quadrangle Comment
  UCR129782  Lilium parryi P. A. Munz 1922-7-7 6066 Riverside San Jacinto Mtns., meadow [Skunk Cabbage M.?] north of Tahquitz Valley 2439 Comment
  UC23402  Linanthus bigelovii W. G. Wright 1890-3-10 759 Riverside Colorado Desert Comment
  RSA468465  Linanthus californicus E. Crow 1929-3-17 188 Riverside Glen Ivy Hot Springs, Santa Ana Mts. Comment
  RSA232996  Linanthus dianthiflorus subsp. dianthiflorus D. A. Young 1969-4-12 P- 389 Riverside 10 mi SE of Hemet, 200 yrs. E. of State St. in a wash. 335 Comment
  UCR78436  Linanthus floribundus Scott D. White 1993-3-15 1192 Riverside Peninsular Range, Elsinore, Hwy 74, just west of NW corner of Lake Elsinore. Dickey Canyon. Comment
  UC150147  Linanthus floribundus subsp. hallii A. Davidson, M. D. 1902-5-1 Riverside Martinez Canyon Thermal Comment
  UCR213395  Linanthus jonesii A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37454 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
  UCSB32922  Linanthus jonesii Patterson, R. 1978-4-29 Riverside North end of Aqueduct Rd, N of Dillon Rd., near North Palm Springs 500 Comment
  UCR236901  Linanthus lemmonii Duncan S. Bell, Valentin Arvizu 2010-5-10 975 Riverside San Jacinto Mountains, San Bernardino National Forest, Garner Valley, c. 1.1 air mi southeast of junction of FS Road 6S13 and FS Road 6S04 1349 Comment
  UCR269103  Linanthus maculatus Lynn C. Sweet, James Heintz 2016-3-1 001 Riverside Mohave Desert, Desert Hot Springs, near junction of North Indian Canyon Dive and Mission Lakes Blvd 405 Comment
  SEINET13709267  Linanthus nuttallii J. Adams, J. Adams (Botany) 1966-1 747 Riverside Santa Rosa Plateau, along Dirt Rd from Murrieta to De Luz 2500Ft 762 Comment
  OBI32779  Linum grandiflorum T. R. Plumb 1964-4-12 s.n. Riverside Cyn Crest and fwy. UCR campus along bank 259 Comment
  UCSB12130  Linum lewisii Breedlove, Dennis 1961-5-6 Riverside 150 yds. SW of road, 4.2 mi. SE Vista Grande Guard Station Riverside County Hwy. #1, San Jacinto Mts. Comment
  UCR160776  Lithophragma A. C. Sanders 1998-3-11 21681 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, north of Diamond Valley, near old mine site above San Jacinto Valley, south of end of Warren Rd. 610 Comment
  UCR67360  Lithophragma affine subsp. mixtum Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla 1990-4-2 3994 Riverside Peninsular Range, Vail Lake area, lower slopes of Agua Tibia Mtn. along Hwy 79, east of USFWS Dripping Springs Guard Station 610 Comment
  UCR238087  Loeflingia squarrosa Mark A. Elvin, Julie M. Vanderwier 2002-5-16 2053 Riverside Peninsular Range; Agua Tibia Mtns., Pechanga Indian Reservation, nameless drainage/wash south of Pala Rd. 335 Comment
  JOTR16803  Loeseliastrum schottii Baker, James K. & Baker, Ilisa T. 1966-6-17 s.n. Riverside Joshua Tree National Park. COVINGTON FLATS Comment
  RSA77059  Loeseliastrum schottii F. W. Peirson 1914-04 953 Riverside Whitewater at head of Coachella Valley. Comment
  SD245437  Loeseliastrum schottii Sarah De Groot, April Garbat 2013-4-9 7001 Riverside Along Blythe-Rice (=Midland) Road, 1.9 mile south of Rice and Highway 62, near bottom of Rice Valley, east side of Arica Mountains. 231 Comment
  UCR86870  Logfia depressa A. C. Sanders, James C. Dice, Karin Cleary-Rose, Denise Woodard 1995-3-29 16277 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 427 Comment
  JOTR34008  Logfia filaginoides La Doux, Tasha, M. Harding 2010-4-7 2896 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
  UCR75547  Logfia gallica A. C. Sanders 1993-5-17 14067 Riverside San Jacinto Valley, Hemet, south side Florida Ave (Hwy 74) on east side of California Ave. 460 Comment
  SEINET3222884 Image available Lolium arundinaceum J. Easton 1987-4-23 Riverside E of Anza along Hwy 371, Hamilton Creek Canyon. Comment
  RSA613151  Lomatium dasycarpum D. L. Banks 1997-4-5 1659 Riverside NW Palomar Mountains, Agua Tibia Mountains: Agua Tibia Wilderness Area. South of Dorland Mountain, just east of the Wilderness Area boundry with the Pechanga Indian Reservation., Along a tributary of the north fork of Pechanga Creek. 670 Comment
  RSA751634  Lomatium dasycarpum subsp. dasycarpum G. Gust, L. Nye 2005-3-11 548 Riverside Cleveland National Forest. Just off of Hwy 74 opposite El Cariso Campground on washed out forest road. 762 Comment
  JOTR16546  Lomatium mohavense Walters, Jim 1967-3-14 s.n. Riverside Joshua Tree National Park. 1/2 MILE SOUTH OF JUMBO ROCKS Comment
  UC667252  Lomatium mohavense Annie M. Alexander and Louise Kellogg 1941-4-27 2089 Riverside Riverside & San Bernardino Col.'s, Joshua Tree Nat'l Monument Riverside & San Bernardino Col.'s, Joshua Tree Nat'l Monumen 1310 Comment
  UCR116917  Lomatium utriculatum A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23954 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon area west of Del Rey Rd., hills on both sides of gas pipeline route 390 Comment
  POM307778  Lomatium vaginatum Henry J. Ramsey, Henry J. Ramsey 1938-3-26 2553 Riverside Corona-Elsinore Road. Comment
  RSA524591  Lomatium vaginatum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3905 Riverside Vail Lake area, summit of 'Big' Oak Mtn, N. of lake. 793 Comment
  CAS-BOT-BC234892  Lonicera subspicata var. denudata Edmund C. Jaeger 1932-5-12 s.n. Riverside Cottonwood, near Hemet Comment
  SBBG7372  Lonicera subspicata var. denudata H. and M. Dearing 1940-6-8 4348 Riverside Palms to Pines Hwy, W of Ribbonwood Comment
  RSA406418  Lotus M. B. Dunkle 1932-3-26 2937 Riverside Northwest of Indio, 10 miles. Comment
  UCR102919  Lotus argophyllus George K. Helmkamp 1998-4-3 3092 Riverside Coachella Valley, Mission Creek, the Wildlands Conservancy Preserve, 1.1 mi. NW of the ranch house beside a gauging staion along the creek 747 Comment
  UCR27091  Lotus argophyllus T. P. Krantz, K. Berg 1982-5-26 s.n. Riverside San Jacinto Mtns., along Bonita Vista Road, north of Garner Valley Comment
  CLARK-A1045-81  Lotus argyraeus George K. Helmkamp 1977-4-30 Riverside San Jacinto Mountains Lake Fulmor 7.5'Q Comment
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Jan 3 2018
  POM122398  Lotus crassifolius Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild, San Jacinto Mountains. Comment
  RSA305622  Lotus crassifolius C. W. Tilforth, Walter Wisura 1979-8-8 1899 Riverside 9 mi. south of poppet flat turn-off along highway 243 south of banning, riverside county, ca. 1646 Comment
Read comments
Jun 26 2013
  UCR6717  Lotus crassifolius Frank C. Vasek 1964-7-25 640725- 15 Riverside San Jacinto Mountains, Dark Canyon 1829 Comment
  PASA1079  Lotus davidsonii Frank W. Peirson 1924-7-27 Riverside Dark Canyon, San Jacinto Mts. 2224 Comment
  UCR48394  Lotus hamatus Steve Boyd 1986-5-1 1795 Riverside Perris-Aguanga Basin region, southwestern Perris Basin, hill west of Skunk Hollow, Skunk Hollow vernal pool 488 Comment
  RSA406173  Lotus heermannii Robert Gustafson 1980-5-5 1561 Riverside Whitewater Canyon Road, 1.8 miles from the junction with Interstate 10. 610 Comment
  UCR116796  Lotus heermannii A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24150 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, along Gibbel Rd. 0.5-0.75 mi. east of State St., between Silver Dew Dr. and Morse Girard St., slopes and wash below the mouth of Avery Canyon 549 Comment
  UC454681  Lotus nevadensis var. nevadensis I. J. Condit 1910-6-21 Riverside Strawberry Valley San Jacinto Mts. 1524 Comment
  CSUSB1192  Lotus purshianus Leland R. Dykes 1962-5-8 94 Riverside Santa Ana Mountains, San Mateo Canyon Road, 7 miles west of Palomar Road in Murrieta. Comment
  JOTR30145  Lotus rigidus La Doux, Tasha 2008-2-4 1710 Riverside Joshua Tree National Park. Stop #1: Hexie Mtns./Porcupine Wash; open sandy wash near road heading to Cottonwood. 745 Comment
  SEINET3563111 Image available Lotus rigidus Melissa Luckow, Rhonda Riggins 1982-4-15 821 Riverside 1.5 mi SE of Pinyon Crest Rd, 9.6 mi NW jctn Hwy 74 and 371 in Paradise Valley along Hwy 74 1158 Comment
  JOTR31772  Lotus salsuginosus var. brevivexillus Andre, Jim, Tasha La Doux 2009-3-10 11239 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
  UCR140692  Lotus scoparius subsp. brevialatus A. C. Sanders 2004-5-11 27848 Riverside Elsinore Basin Region, Alberhill Mountain, ridgetop overlooking Walker Canyon and I-15 Fwy 488 Comment
  UCR225216  Lotus scoparius var. brevialatus T. B. Salvato, Matt Malle, Tim Searl 2011-4-19 5161 Riverside Peninsular Range; Gavilan Hills, Alberhill, unpaved extension of Lake Street, 1.5 km NNE of the intersection of Lake Street and Hwy 15 473 Comment
  RSA556448  Lotus strigosus Julie Greene 1993-4-30 1282 Riverside S of visitor center road and N of the old San Jacinto River drainage. 433 Comment
  UCR93024  Lotus strigosus G. P. Schultz 1994-4-7 65 Riverside Box Springs Mtns, Big Springs Canyon and N on the crest to Two Trees Canyon (S side) Comment
  RSA92460  Lotus strigosus J. C. Roos, L. Roos 1954-5-15 6120 Riverside Summit of Reche Canyon 732 Comment
  SEINET2062441 Image available Lotus strigosus var. tomentellus B. Pitzer, L. LaPre 1987-3-2 437 Riverside Bundy Canyon ca. 2 mi SE of Lake Elsinore and 0.5 mi. N of Bundy Canyon Rd., off Raciti Rd. (Romoland 7.5 Quad) 701 Comment
  UCR20758  Lotus tomentellus A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1294 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
  JEPS48838  Lupinus arizonicus Marjorie D. Clary 1932-5-9 945 Riverside Shavers Well to Desert Center; Shavers Well to Desert Center Comment
  POM11045  Lupinus arizonicus H. M. Hall 1905-04 5759 Riverside Palm Springs. 152 Comment
  POM349947  Lupinus arizonicus L. H. Jones 1910-3-17 s.n. Riverside Riverside Mountain on gravelly hillside Colorado River. Comment
  RSA550280  Lupinus arizonicus Walter Wisura, John Dolan, Michael Wall 1992-3-24 4616 Riverside Lowdesert: 4.7 mi NE of Mecca on Box Canyon Rd. Comment
  UCR103307  Lupinus arizonicus George K. Helmkamp 1998-4-4 3156 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
  UCR103567  Lupinus arizonicus George K. Helmkamp, E. A. Helmkamp 1998-2-18 2709 Riverside Sonoran (Colorado) Desert, Midland Road., 3.8 mi. SE of Midland, Little Maria Mtns. 198 Comment
  UCR213884  Lupinus arizonicus Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10895 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  RSA613660  Lupinus bicolor D. L. Banks, Victor W. Steinmann 1997-3-13 1460 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  RSA770421  Lupinus bicolor Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4877 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.02559, W116.69098 and N34.02135 and W116.68712. 915 Comment
  UCR155824  Lupinus bicolor 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
  RSA619249  Lupinus bicolor subsp. microphyllus R. S. Woglum 1937-5-30 590 f Riverside Peninsular Ranges: Santa Rosa Mountains. [Riverside / San Diego counties] Comment
  RSA800114  Lupinus concinnus Duncan S. Bell 2013-4-7 4759 Riverside Arica Mountains, east side of range; west side of Rice Valley approximately 4 air miles south of the ghost town of Rice. 207 Comment
  SD137771  Lupinus concinnus Darin L. Banks, Steve Boyd 1995-5-9 337 Riverside Northwest Palomar Mountains, north of the Agua Tibia Wilderness Area; west of the Dripping Springs Alcove Area. 730 Comment
  UCR103998  Lupinus concinnus George K. Helmkamp 1998-4-3 3062 Riverside Sonoran (Colorado) Desert, Whitewater River, bordering the north side of Hwy I-10; E side of the river 396 Comment
  RSA248729  Lupinus concinnus subsp. orcuttii Christopher Davidson 1973-4-19 1995 Riverside Joshua tree Natl. Monument, various sites along the road, 1-10 miles s of Joshua tree. 1220 Comment
  LA205083  Lupinus excubitus Robert G. Engman; sn Riverside San Jacinto Mountains Comment
  SEINET3101942  Lupinus excubitus Marc A. Baker, Michelle Cloud-Hughes 2011-6-10 17364 Riverside Along Morris Ranch Road, 400m north of Kenworthy Station, 4km west of Butterfly Peak, west base of San Jacinto Mountains, Garner Valley, just east of Thomas Mountain. 1420 Comment
  RSA282756  Lupinus excubitus var. austromontanus C. W. Tilforth, B. Busenberg 1980-6-10 1995 Riverside Ca. 1/2 mile south of Thomas Mtn Campground, at summit of Thomas Mtn. Rd. , west of Hwy 74 and south of Lake Hemet. 2043 Comment
  RSA413570  Lupinus excubitus var. austromontanus Christopher Davidson 1977-5-18 5619 Riverside Santa Ana Mts, Cleveland National Forest, Bear Springs. 1220 Comment
  CAS-BOT-BC216697  Lupinus excubitus var. excubitus P. C. Everett 1935-6-18 7182 Riverside 1 mile from Ortega Highway, Main Divide Motorway to Santiago Peak, Santa Ana Mountains 731 Comment
  JOTR16693  Lupinus excubitus var. hallii Vanderspek & Youse 1964-4-17 64503 Riverside Joshua Tree National Park. Comment
  UC397202  Lupinus excubitus var. hallii I. M. Johnston 1918-5-30 1996 Riverside Temescal 304 Comment
  UCR78450  Lupinus excubitus var. hallii Scott D. White 1993-4-22 1246 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 489 Comment
  UC1178516  Lupinus formosus Peter Kamb 1948-7-3 1149 Riverside Hall Canyon; San Jacinto Mts., Hall Canyon 1645 Comment
  RSA552730  Lupinus formosus var. formosus Steve D. Boyd, Tim S. Ross, Orlando Mistretta 1992-3-31 6752 b Riverside San Mateo Canyon Wilderness Area. Morgan Trail from Round Potrero W to junction with Tenaja Trail in N-fork Bear Creek. 671 Comment
  RSA644186  Lupinus hirsutissimus Scott D. White 1995-8-23 3583 Riverside San Jacinto Valley. San Jacinto Riv., just N of City of San Jacinto boundary, ca. 1 mi SE of bridge at State St. 463 Comment
  UCR162875  Lupinus hirsutissimus T. B. Salvato, Kelly Volansky 2003-3-27 131 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  UCR41701  Lupinus hirsutissimus George K. Helmkamp 1986-4-7 755 Riverside Sonoran (Colorado) Desert, S of Morongo Valley. First canyon east of and parallel to Hwy 62 north of Indian Ave. 579 Comment
  RSA699719  Lupinus hyacinthinus Keith E. Hoffmaster 1937-7-5 s.n. Riverside Fern Valley, San Jacinto Mtns Comment
  UCR270707  Lupinus hyacinthinus John F. Emmel 1999-7-4 1635 Riverside Santa Rosa Mountains, ridge top 0.2 air mile south-southwest of 8070 ft peak of Santa Rosa Mountain 2439 Comment
  UCR272821  Lupinus latifolius Mitch Provance 2016-6-28 616- 36 Riverside San Jacinto Mountains, Idyllwild, along Strawberry Creek, near the corner of Bicknell Ln. and South Circle Dr. 1636 Comment
  POM280801  Lupinus microcarpus var. densiflorus Henry J. Ramsey, Henry J. Ramsey 1940-3-15 s.n. Riverside Aguanga. (north of Riverside Co.) Comment
  RSA716394  Lupinus microcarpus var. densiflorus Scott D. White, Angelia Carey 2004-4-5 9980 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  POM280804  Lupinus pallidus Henry J. Ramsey, Henry J. Ramsey 1940-4-14 s.n. Riverside 50 miles N of Blythe Comment
  RSA0065646  Lupinus sparsiflorus Cheryl Sevilla, Sarah J. De Groot 2015-3-18 40 Riverside Transverse Ranges; San Bernardino Mountains region: San Gorgornio Wilderness Area; off the Pacific Crest Trail about 2.2 air miles north of the Whitewater Preserve Ranger Station; on the hillside east of the Whitewater River drainage. 885 Comment
  UC1506127  Lupinus sparsiflorus R. T. and J. M. Clausen 1963-4-27 63075 Riverside se Winchester; se of Winchester 680 Comment
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Mar 20 2011
  UC68635  Lupinus sparsiflorus H. M. Hall Apr 1905 5891 Riverside Chuckawalla Springs; Colorado Desert, Chuckawalla Springs Comment
  SEINET12154199  Lupinus sparsiflorus J. F. Bright, Wyman, C. 1933-1 8079 Riverside nr Radio Comment
  POM262907  Lupinus sparsiflorus subsp. sparsiflorus J. C. Roos 1937-3-23 434 Riverside Whitewater, Colorado Desert. Comment
  UCR96913  Lupinus succulentus G. F. Pratt 1997-3-19 s.n. Riverside March Air Force Base, SE of Arnold Heights & east of Alessandro Blvd. 460 Comment
  UC665740  Lupinus truncatus Ira L. Wiggins 1941-3-27 9693 Riverside slopes 4 mi n Whitewater; n of Whitewater Comment
  CAS-BOT-BC436683  Luzula comosa var. laxa C. M. Wilder 1909-7-11 921 Riverside Round Valley, San Jacinto Mts. Comment
  RSA645642  Lycium andersonii Scott D. White 1999-4-20 7280 Riverside Blythe Area: Southern foothills of the Big Maria Mts., northwest of Calif. Hwy. 95, ca. 7 road miles north of Interstate 10 / Intake Blvd. jtn. in Blythe. 91 Comment
  SEINET3825223 Image available Lycium andersonii Philip A. Munz 1940-3-22 15653 Riverside Whitewater Canyon, 2 miles north of Boulevard from Banning to Indio Comment
  UCR178576  Lycium andersonii R. G. Swinney 1967-2-11 0026 Riverside San Jacinto Mtns./ Sonoran (Colorado) Desert, Snow Creek 366 Comment
  UCR244872  Lycium andersonii Jim Andre 2012-3-19 21393 Riverside Sonoran (Colorado) Desert, Palen Mountains, along Palen Pass Rd at Palen Pass 383 Comment
  UCR49191  Lycium brevipes A. C. Sanders 1985-12-22 5961 Riverside Sonoran (Colorado) Desert, Coachella Valley at old Indian fish traps, E end of Ave. 66 at Jackson Street 0 Comment
  RSA0048232  Lycopus americanus Louis C. Wheeler 1933-9-4 1317 Riverside Santa Ana River at Chino Creek. 182 Comment
  RSA785450  Lythrum californicum Jeremiah George 2011-8-9 s.n. Riverside north shore of Lake Elsinore, south of end of Lehr Dr. 384 Comment
  RSA757453  Lythrum hyssopifolia Robert F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-05 55215 Riverside SW of Murrieta. Santa Rosa Plateau, Mesa de la Punta near S. edge of plateau, approached from De Luz road. 730 Comment
  SD187433  Lythrum hyssopifolia Scott D. White, Angelia Carey 2004-5-7 10332 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 548 Comment
  UCR13885  Machaeranthera canescens subsp. ziegleri J. Zabriskie 1973-8-15 381 Riverside Santa Rosa Mountains, Stump Spring 2348 Comment
  CLARK-A1528-2000  Machaeranthera cognata John C. Roos 1949-4-6 4138 Riverside Orocopia Mountains Comment
  UC1608211  Madia exigua Steve Boyd and Tim Ross 1992-6-10 7642 Riverside due w junction of Tenaja Road (7S01) and Los Alamos Road (7S04) (at confluence of Los Alamos Creek & main trunk of San Mateo Creek, San Mateo Canyon about Potrero Escondido, isolated area of low relief top the ridge); Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar 670 Comment
  UC1608214  Madia gracilis Steve Boyd and Tim Ross 1992-6-10 7629 Riverside due w junction of Tenaja Road (7S01) and Los Alamos Road (7S04) (at confluence of Los Alamos Creek & main trunk of San Mateo Creek, San Mateo Canyon about Potrero Escondido, isolated area of low relief top the ridge); Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar 670 Comment
  UC284860  Malacothamnus densiflorus P. A. Munz 1923-6-14 7099 Riverside trail to Santiago Peak Glen Ivy; Santa Ana Mtns 914 Comment
  UC1929894  Malacothamnus fasciculatus Scott D. White, Angelia Carey 2004-7-2 10560 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. San Jacinto 7.5' Quad. Comment
  RSA14286  Malacothrix californica Daniel Cleveland 1882-4-24 s.n. Riverside Temecula. 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
  UCR281210  Malacothrix clevelandii Mitch Provance, Matt K. Beyers, John Hazlett, Douglas Gordon-Blackwood 2017-4-14 417- 32 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
  UCR72183  Malacothrix coulteri Theo Glenn 1992-3-31 92 10 Riverside Sonoran (Colorado) Desert, north side Eagle Mts, Storm Jade Mine 671 Comment
  HSC49179  Malacothrix glabrata D. L. Goforth 1979-4-11 104 Riverside 1 km N of junction of Hwy. 10 and S entrance road to Joshua Tree National Monument 518 Comment
  POM362317  Malacothrix glabrata Albert J. Perkins 1924-10 s.n. Riverside Near Banning. Comment
  POM37224  Malacothrix glabrata Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA278966  Malacothrix glabrata B. A. Prigge 1978-3-23 2413 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  UC68990  Malacothrix glabrata H. M. Hall May, 1905 6028 Riverside near Pinto Mts.; Colorado Desert Comment
  UC1979612  Malacothrix saxatilis var. tenuifolia D. L. Banks, Victor Steinmann 1995-7-10 0743 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along the Wildhorse Trail, S of lower Arroyo Seco, NW of Wildhorse Peak. Comment
  RSA0013135  Malva neglecta LeRoy Gross, Caitlin Elam 2013-5-14 6065 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
  UCR114199  Malvella leprosa A. C. Sanders, D. Malueg, K. D. Jones, et al 2000-9-8 23633 Riverside Perris-Aguanga Basin Region, gasline right of way across Pinto and Hoopes Ranches, east of Briggs Road at and near Warm Springs Creek, south of Scott Rd. 415 Comment
  SFV6503  Mammillaria dioica T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-2 41 Riverside 4 miles south of Highway 111 on Highway 74. 305 Comment
  CLARK-A1045-182  Marah fabacea var. agrestis George K. Helmkamp 1979-5-5 Riverside Santa Ana Mountains vernal pool; Wildomar 7.5'Q Comment
  UC917878  Marah macrocarpa Frank W. Gould 1943-4-18 2145 Riverside near Banning (on Idlewild cutoff) Comment
  UCR84271  Marah macrocarpa A. C. Sanders, M. Jacobsmyer, C. L. Sanders 1995-2-5 15909 Riverside Western Colorado Desert/ San Bernardino Mtns., Whitewater Canyon, between Bonnie Bell & the fish hatchery 550 Comment
  CAS-BOT-BC502092  Marina parryi A. C. Sanders; Jim Malusa 2015-9-10 41867 Riverside Sonoran (Colorado) Desert: Bradshaw Trail, 0.85 mi SE of its jct with Summit Rd in Salt Creek Canyon, at wash crossing, at edge of Chocolate Mtns Aerial Gunnery Range 480 Comment
  GMDRC9819  Marina parryi J. M. Andre 2017-3-1 38068 Riverside Coxcomb Mountains: north of Hwy 177 at JTNP boundary, 10.1 mi. NE of Desert Center (I-10) 159 Comment
  JOTR29085  Marina parryi La Doux, Tasha 2005-3-30 1202 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  RSA607362  Marina parryi R. S. Woglum 1939-4-11 2229 Riverside Sonora Desert: Rice to Parker. Comment
  UCR140727  Marrubium vulgare A. C. Sanders 2004-5-12 27882 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  RSA562439  Marrubium vulgare Steve Boyd, T. S. Ross 1992-5-6 7265 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness area. Verdugo Potero, near the Verdugo Trailhead. 732 Comment
  RSA660553  Matricaria matricarioides Lydia Paneri 1982-4-17 12 Riverside Cajalco Road, 0.7 miles east of I-15; south of Corona. Comment
  UCR246459  Matricaria occidentalis R. E. Riefner Jr. 2012-3-31 12- 65 Riverside city of Hemet, north of Florida Avenue and south of West Devonshire Avenue and east of Meyers Street 462 Comment
  UCR139035  Medicago polymorpha D. L. Banks, V. W. Steinmann 1997-3-13 1437 Riverside NW Palomar Mtns, Agua Tibia Mtns: Redhawk Housing Development, north of the Pechanga Indian Reservation in the hills south of the intersection of Marge Place and Tehachapi Pass (S of Redhawk Parkway) 378 Comment
  UCR241394  Medicago polymorpha T. B. Salvato 2013-3-22 7394 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
  UCR91481  Medicago polymorpha Scott D. White, M. Jacobsmeyer 1996-4-20 3962 Riverside Perris Basin, Perris area: just south of Perris Airport, SE of Goetz Road/ Mapes Road intersection, north of San Jacinto River Channel 430 Comment
  CSUSB1097  Medicago sativa Dick Bernier 1966-5-1 Riverside At the corner of Iowa and Unversity Ave. in a bare portion of a lot. 274 Comment
  SDSU13591  Medicago sativa W. Miller Riverside Comment
  UCR78461  Melica frutescens Scott D. White 1993-4-22 1241 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 489 Comment
  POM431212  Melica imperfecta J. C. Roos 1950-4-22 4754 Riverside Summit of Reche Canyon, 0.5 mile NE of summit Comment
  RSA342046  Melica imperfecta R. F. Thorne, WA Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54083 Riverside Branch Ravine W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater PO. 610 Comment
  UCR147707  Melilotus indicus Steve Boyd, Aydee Virgen 2004-4-13 10878 Riverside Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon Comment
  RSA244817  Melilotus indicus E. C. Jaeger 1938-8-15 s.n. Riverside Cottonwood Creek. About 20 miles south of Hemet. 915 Comment
  UCR279332  Mentzelia A. C. Sanders, Jim Malusa 2017-3-23 42913 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 2.3 miles east of Iris Pass 787 Comment
  RSA523549  Mentzelia affinis Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4009 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  CDA36649  Mentzelia albicaulis G. D. Barbe, T. C. Fuller 1973-2-27 1050 Riverside 0.2 mile east of Coachella Canal on Highway 195, Box Canyon Wash, northeast of Mecca. 0 Comment
  UCR193854  Mentzelia dispersa A. C. Sanders, Mitch Provance 2008-7-11 35767 Riverside Peninsular Range; San Jacinto Mtns., FS road 5S02 to Coldwater Creek below road to helipad, 1 mi. NE of Mountain Center, c. 1/2 mile NE of Keenwild Fire Station 1463 Comment
  JOTR32196  Mentzelia involucrata Harding, Mitzi & Herskovits, Tasya, D. Oquendo 2011-5-5 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; Northeast flowing steep side canyon of Pushawalla Canyon, almost parallel to main canyon (Stop 5) 1171 Comment
  UC310584  Mentzelia involucrata Philip A. Munz 1926-1-31 9951 Riverside Colorado Desert, Dos Palmas Spring Comment
  SEINET11978685  Mentzelia involucrata var. megalantha S. B. Parish, Parish, W. F. n d 210 Riverside Whitewater, Nich Comment
  RSA652294  Mentzelia laevicaulis Dick Crowell 1949-3-25 s.n. Riverside Collected 15 miles east of Indio on Hwy 60. 1/2 mile off road. 457 Comment
  UCR92259  Mentzelia laevicaulis Scott D. White 1995-8-23 3573 Riverside San Jacinto Valley, San Jacinto River, just north of City of San Jacinto boundary, c. 1 mi SE of bridge at State Street 463 Comment
  RSA0035678  Mentzelia montana A. C. Sanders, Timothy W. Chumley 2013-4-5 40770 Riverside Temescal Canyon, 10 miles south of Corona, near El Hermano Rd., NW of Corona (Lee) Lake and SE of Glen Ivy 313 Comment
  RSA126803  Mentzelia puberula E. E. Schellenger 2 Riverside Colorado Desert. Santa Marie Mts. [Little or Big Maria Mountains] Comment
  RSA601792  Mesembryanthemum nodiflorum D. E. Bramlet 1997-3-13 2496 Riverside Nichols Road Wetlands. This site is located aproximatly 183 m. southeast of Nichols Road, 91m west of Collier Ave. and 196m west of I-15., The locality is east of the existing dirt road extending south from Nicholas Rd. and adjacent to Alberhll Creek. 381 Comment
  RSA356983  Micropus californicus R. F. Thorne 1973-5-23 43870 Riverside Santa Rosa Plateau: N side of Mesa de Colorado. Santa Ana Mountains 609 Comment
  RSA543587  Micropus californicus Steve Boyd, Laurel Arnseth, Orlando Mistretta 1991-5-6 6139 Riverside Santa Ana Mountains, S side of Elsinore Peak. 1037 Comment
  SBBG101787  Micropus californicus S. Boyd with Mistretta 1991-5-9 6179 Riverside lower flank along Bedford Truck Trail on ridge between Bedford and McBride Cyns Comment
  UCR112009A  Microseris douglasii subsp. platycarpha A. C. Sanders, T. B. Salvato 2000-5-25 23410 A 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
  SEINET273066  Microseris heterocarpa A. C. Sanders 1997-3-26 20127 Riverside Lake Skinner area: N edge of large clay patch adjacent to the Skinner entrance road ca. 1-2 km NE of Borel Rd.side 1550 Comment
  RSA522730  Microseris lindleyi Steve Boyd, Lewis S. Ross, Laurel Arnseth 1990-3-29 3835 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain. 396 Comment
  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
  UCR281579  Microseris lindleyi Mitch Provance, John Hazlett, Matt K. Beyers, Jeremiah George 2017-5-31 517- 117 Riverside Gavilan Hills, Alberhill Canyon, dirt road portion of Lake St., about 0.8 miles N of Hwy. 15 at Alberhill. 457 Comment
  POM8476  Mimulus aurantiacus var. pubescens I. M. Johnston 1920-5-8 2296 Riverside Butte west of Lakeview. 610 Comment
  POM8484  Mimulus aurantiacus var. pubescens I. M. Johnston 1920-5-8 2294 Riverside Butte west of Lakeview. 610 Comment
  UCR117327  Mimulus aurantiacus var. pubescens Mitch Provance 1998-6-11 653 Riverside Jurupa Mountains, NW Jurupa Mtns; south of the E extreme of Philadelphia St. 290 Comment
  UC943853  Mimulus aurantiacus var. puniceus H. E. McMinn, M. Van Rensselaer 1945-6-7 1900 A Riverside Temecula Grade Comment
  UCR72232  Mimulus bigelovii Theo Glenn 1991-5-24 91- 130 Riverside Sonoran (Colorado) Desert, Palen Mtns, NE of Desert Center 399 Comment
  UCR86864  Mimulus bigelovii A. C. Sanders, K. C. Rose 1995-4-27 16745 Riverside Sonoran (Colorado) Desert, Coachella Valley, foot of the Little San Bernardino Mtns., canyon east of Fan Hill, just outside Joshua Tree Nat. Park 549 Comment
  POM126262  Mimulus bigelovii var. bigelovii Martha Hilend 1927-4-2 s.n. Riverside Box Canyon near Shaver's Well, Colorado Desert. Comment
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Apr 24 2011
  RSA4952  Mimulus bigelovii var. bigelovii Carl B. Wolf 1932-4-27 3046 Riverside Colorado Desert, lower end of Lost Palm Canyon, at 1st rocky hills, 1mi off the Mecca-Blythe Road. 244 Comment
  UCSB44893  Mimulus bigelovii var. bigelovii Collins, Elizabeth 1977-3-29 Riverside Corn Springs Campground; 8 miles south of Hwy. 10 457 Comment
  SDSU13594  Mimulus brevipes W. Miller, C. Mosse 1972-7-20 Riverside Comment
  RSA388422  Mimulus cardinalis Robert F. Thorne, S. D. Boyd, Earl Lathrop 1985-7-18 61190 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  SEINET3078508 Image available Mimulus cardinalis Emily E. McGregor 1972-5-21 s.n. Riverside Santa Ana River bottom, off Freemont Drive Comment
  UC943902  Mimulus clevelandii H. E. McMinn, M. Van Rensselaer 1945-6-7 1899 Riverside head Indian Canyon Truck Trail (crest of mts., boundary of Riverside and Orange counties); Santa Ana Mts. 1235 Comment
  UC1929864  Mimulus floribundus Scott D. White, Michael Honer, Dylan Hannon 2003-6-24 9600 Riverside Near Rainbow Valley.: Mountains west of I-15 Freeway and immediately north of San Diego County boundary. Comment
  UCR18484  Mimulus floribundus A. C. Sanders 1978-6-11 s.n. Riverside San Jacinto Mtns., James Reserve, above Lake Fulmor 1646 Comment
  UCR35249  Mimulus floribundus L. B. Ziegler 1967-8-2 202 Riverside Peninsular Ranges, San Jacinto Mtns., upper Herkey Creek area 1524 Comment
  HSC85392  Mimulus fremontii Steve Boyd 1986-4-19 1698 Riverside Temescal Canyon, E side of Indian wash between I-15 and Temescal Canyon Rd. Comment
  UCR280945  Mimulus fremontii Mitch Provance, Matt K. Beyers, John Hazlett, Jeremiah George 2017-4-6 417- 71 Riverside Temescal Valley, Indian Wash, SW of I-15, S side of De Palma Rd., 700-1100 ft. WNW of inter. with Glen Eden Rd. 366 Comment
  RSA442777  Mimulus guttatus N. C. Cooper 1944-6-17 1415 Riverside San Jacinto Mtns. above Banning. 1220 Comment
  UCR133414  Mimulus guttatus Jeffrey Ross, T. B. Salvato 1998-6-9 MOR- 317 A Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Lion Canyon, c. 3.5 miles NNW of Cabazon 854 Comment
  UCR265019  Mimulus guttatus Mitch Provance 2013-4-8 413- 14 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  RSA0030782  Mimulus moschatus var. longiflorus N. C. Cooper 1944-7-16 1564 Riverside San Jacinto Mtns. above Pine Cove. Along mountain trail. 1829 Comment
  CLARK-A1045-159  Mimulus pilosus George K. Helmkamp 1978-6-1 Riverside Santa Ana Mountains vernal pool; Wildomar 7.5'Q Comment
  UCR156371  Mimulus pilosus T. B. Salvato, Kent Beaman 2005-5-16 864 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
  UCR275350  Mimulus pilosus T. B. Salvato, Melissa Clemons 2005-6-9 1493 Riverside Peninsular Range, Gavilan Hills, E/W trending side canyon feeding into Walker Canyon, c. 0.3 mile northeast of Hwy 15 457 Comment
  CLARK-A1528-4269  Mimulus puniceus John C. Roos 1937-5-10 2334 Riverside Elsinore Comment
  CLARK-A1528-4271  Mimulus puniceus John C. Roos 1966-4-29 Riverside Lakeview Comment
  JEPS51438  Minuartia douglasii W. L. Jepson May 17 1901-Jun 1 1901 Riverside Chalk Hill San Jacinto Mountain Comment
  RSA525349  Minuartia douglasii Steve Boyd, A. C. Sanders, Mark Skinner 1990-4-28 4447 Riverside Vail Lake area, benches along Kolb Creek, W of Dripping Springs, N of Hwy 79. 488 Comment
  RSA652389  Mirabilis bigelovii var. retrorsa David B. Dunn, H. Lint 1955-4-1 11817 Riverside Pushawalla Canyon, Indio Hills. Comment
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May 24 2012
  SEINET221095  Mirabilis bigelovii var. retrorsa L. M. Shultz, R Thorne; Tilford 1980-4-16 4005 Riverside Bench W of Whitewater Canyon San Bernardino Mts 396 Comment
  UCR173154  Mirabilis californica Abby Sirulnik 2000-4-18 12 Riverside South Coast; Perris Basin, Motte Rimrock Reserve, NW of Perris 610 Comment
  UCR130122  Mirabilis laevis Scott D. White 2001-4-3 8227 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
  RSA0027981  Mirabilis laevis var. crassifolia D. L. Banks 1997-2-23 1306 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, north of Pechanga Road, south of Anza Road, just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire. 402 Comment
  RSA464253  Mirabilis laevis var. crassifolia Jack Rempel 1942-3-2 s.n. Riverside San Gorgonio Pass, S of Cabazon. Roadside between highway and R.R. tracks Comment
  SJSU1864  Mirabilis laevis var. crassifolia J. W. Tilden 1957-4-18 1096 Riverside near Whitewater E of San Gorgonio Pass Comment
  RSA92024  Mirabilis laevis var. crassifolia R. M. Straw 1954-3-14 519 Riverside Jackrabbit trail, Badlands, 1/2 mile E of Hwy 79. Comment
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Feb 4 2009
  RSA701029  Mirabilis laevis var. glutinosa Keith E. Hoffmaster 1935-3-31 s.n. Riverside Palm Springs Comment
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Aug 27 2011
  SBBG1886  Mirabilis laevis var. villosa H. and M. Dearing 1941-3-7 Riverside bajada near Cathedral City Comment
  RSA735220  Mirabilis multiflora var. pubescens Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11242 -B 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
  RSA80248  Mohavea confertiflora F. W. Peirson 1917-4-1 1102 Riverside Along south edge of Colorado Desert embayment east of Palm Springs, above ''Garden of Eden'. Comment
  UCR77714  Mollugo verticillata Steve Boyd, Et al 1991-6-14 6342 Riverside Peninsular Range, Skunk Hollow area, 2 mi east of Murrieta Hot Springs, just west of Second San Diego Aquaduct Comment
  RSA0042651  Monardella Elizabeth McClintock 1941-7-21 123 Riverside San Jacinto Mts. Trail to Hidden Lake, a short distance below Willow Creek. Comment
  UC489171  Monardella australis subsp. australis C. V. Meyer 1928-7-26 548 Riverside San Jacinto Mt. 2895 Comment
  CAS-BOT-BC220023  Monardella breweri subsp. lanceolata Geo. B. Grant 1901-8-10 s.n. Riverside Strawberry Valley Comment
  RSA515346  Monardella lanceolata var. lanceolata Jeri Hirshberg 1989-5-9 s.n. Riverside Santa Rosa Plateau, S of town of Murrieta, mouth of Miller Canyon, N of Mesa de Burro. 351 Comment
  UC1618123  Monardella macrantha Donald G. Nelson 1936-5-22 396 Riverside Pines to Palms Hwy. near base of Santa Rosa Mts. Comment
  LA96100  Monardella nana Elizabeth McClintock; H. Lewis 1941-6-22 71 Riverside 0.1 mi. from fork in road going to the public camps, on Banning-Idyllwild road Comment
  RSA0139146  Monardella nana Sarah J. De Groot, Robert K. Lauri 2005-7-7 5115 Riverside San Jacinto Mountains: Along 4S02 between Highway 243 and Dark Canyon Campground; fairly near campground. 1646 Comment
  UC1499852  Monardella nana subsp. tenuiflora C. Epling, H. Lewis 1942-6-17 Riverside Vandeventer Flats Santa Rosa Mountains, Pines to Palms Highway Comment
  UC1499876  Monardella nana subsp. tenuiflora Elizabeth McClintock 1940-7-21 30 Riverside 1/4 mi above Santa Rosa Springs (on the Santa Rosa Mt. road) Comment
  RSA719041  Monolepis nuttalliana Michael Honer 2005-3-11 2059 Riverside Rice Valley; 4.5 mi. SSE of Rice; 1.5 mi. E of ATSF railway. 220 Comment
  CAS-BOT-BC349807  Monoptilon bellioides L. A. Greata 1905-4-1 405 Riverside Coachella Comment
  POM363583  Monoptilon bellioides A. C. Life 1928-3-17 15744 Riverside Colorado Desert, Painted Canyon Comment
  POM363592  Monoptilon bellioides Martha Hilend 1928-3-11 97 Riverside Morongo Pass, Colorado Desert region. Comment
  SEINET7296363 Image available Muhlenbergia andina Richard W. Pohl 1963-1 9424 Riverside Lake Fulmor, San Jacinto Mts. 1300 Comment
  UC39904  Muhlenbergia filiformis H. M. Hall June, 1901 2290 Riverside along water courses San Jacinto Mountains, vicinity of Strawberry Valley 1615 Comment
  RSA552746  Muhlenbergia microsperma Steve Boyd, Timothy S. Ross, Orlando Mistretta 1992-2-25 6678 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along San Mateo Tril from junction 7S04 & 7S01 upstream to southern end of Potrero de la Cienega, but primarily about Tenaja Falls. 396 Comment
  SD124759  Muhlenbergia microsperma John C. Roos 1966-3-20 Riverside Chuckawalla Mtns., 2 I(c) mi. SE of Desert Center Comment
  UC1537221  Muhlenbergia microsperma Gordon H. True Jr. 1935-3-11 67 Riverside Box Springs Sycamore Canyon (brushy hillside) Comment
  UCR18068  Muhlenbergia microsperma Hap Ritter, Paul Mack 1976-10-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Valley Dunes. south of I-10 between Wiley Well Road and Graham Pass Road 152 Comment
  VVC692  Muhlenbergia microsperma P. J. MacKay, C. Sanders 1997-2-8 104 Riverside Sonoran Desert, Palm Springs, Murray Canyon; at edge of creek btw palm groves 243 Comment
  POM9051  Muhlenbergia microsperma P. A. Munz, Harwood 1920-2-28 3238 Riverside 2 mi. southeast of Corona 274 Comment
  RSA403609  Muhlenbergia richardsonis Anstruther Davidson 1876-7-11 s.n. Riverside Top of Mount Jacinto Comment
  JOTR32430  Muhlenbergia rigens La Doux, Tasha, K. White, A. Holt, C. Ely, J. Van Warmerdam 2007-2-26 2100 Riverside Joshua Tree National Park. Eagle Mountains; Lost Palms Oasis 944 Comment
  RSA591728  Muhlenbergia rigens John F. Emmel 1983-9-17 891 Riverside Idyllwild; along Strawberry Creek, just W of Camp Emerson Comment
  UCD87126  Muhlenbergia rigens H. S. Yates 1936-8-28 6371 Riverside Near Keen Camp. 1584 Comment
  POM305797  Muilla maritima Henry J. Ramsey, Henry J. Ramsey 1937-4-2 1062 Riverside Elsinore. Comment
  RSA282919  Muilla maritima C. W. Tilforth, B. Busenberg 1980-6-17 2007 Riverside 0.1 mi. in from Highway 74 along north leg of Thomas Mountain Road, south of Lake Hemet. Comment
  CAS-BOT-BC83344  Myosurus minimus P. A. Munz 1922-4-29 5061 Riverside 3 miles south of Elsinore. 381 Comment
  UC854358  Myosurus minimus subsp. apus P. A. Munz, I. M. Johnston 1922-5-19 5379 Riverside Menifee Valley 411 Comment
  RSA421101  Nama demissa M. B. Dunkle 1937-3-25 4937 Riverside Colorado Desert. Comment
  RSA421104  Nama demissa N. C. Cooper 1949-4-8 3299 Riverside Desert Center. 610 Comment
  SJSU1887  Nama demissa J. W. Tilden 1957-4-18 1106 Riverside near Whitewater E of San Gregorio Pass Comment
  UCR101582  Nama demissa 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
  UCR241426  Nama demissa Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 24 Riverside Sonoran (Colorado) Desert, near Joshua Tree National Park, Coachella Valley, Dillon Rd. 4.21 miles north of Hwy 10 in Indio 91 Comment
  UCSB31051  Nama hispida Steele, R. 1977-3-29 Riverside Five miles southeast of Interstate 10; on Box Canyon Road 365 Comment
  UCD87904  Nassella cernua Fred M. Reed 1906-2-1 877 Riverside Riverside County, Riverside: Tequesquito Arroyo. Comment
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May 1 2011
  RSA575825  Nassella lepida Steve Boyd 1981-4-29 s.n. Riverside Gavilan Hills region, western flank of Estelle Mountain above entrenched meander of Temescal Creek, northwest of Lee Lake. 366 Comment
  SEINET223727  Nassella lepida Mary E. Barkworth 1981-5-6 3092 Riverside Pinyon Ridge off CA 74 just east of NIghtingale Comment
  RSA484139  Nassella pulchra Christopher Davidson 1977-5-25 5649 Riverside Mesa de Burro, Santa Rosa Plateau area of Santa Ana Mountains. Southern California 701 Comment
  RSA689488  Nassella pulchra Scott D. White, Michael Honer 2003-4-2 8899 Riverside Just west of I-15 Freeway and northeast of Lawson Dr. 305 Comment
  UCR174147  Navarretia atractyloides A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32579 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
  UCR19167  Navarretia atractyloides John C. Roos 1950-5-27 4818 Riverside Peninsular Range, Hills NE of summit of Reche Canyon 762 Comment
  POM13068  Navarretia capillaris E. C. Jaeger 1921-06 POM- 1930 Riverside Caramba, San Jacinto Mts Comment
  RSA532557  Navarretia fossalis D. E. Bramlet 1991-6-1 2183 Riverside 1.6 km west of Nuevo and some 100m north of the end of 13th st. The population is some 8m east of the San Jacinto River. 473 Comment
  POM122137  Nemacaulis denudata var. gracilis Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA800111  Nemacaulis denudata var. gracilis Duncan S. Bell 2013-4-7 4763 Riverside Arica Mountains, east side of range; west side of Rice Valley approximately 4.1 air miles south of the ghost town of Rice or approximately 3.3 air miles east northeast of Priests Well. 207 Comment
  UCSC001316  Nemacladus longiflorus Peter Kamb 1947-6-7 567 Riverside Hall Canyon, San Jacinto Mts. 1646 Comment
  RSA789233  Nemacladus longiflorus var. longiflorus Naomi Fraga, Duncan S. Bell 2009-5-6 2707 Riverside Arroyo seco SE of Dripping Springs Campground and Fire Station. 488 Comment
  SEINET1869528  Nemacladus longiflorus var. longiflorus Steve Boyd 1986-1 1753 Riverside Temescal Canyon: Stable alluvial benches of Indian wash just south of Interstate 15. Comment
  RSA0126341  Nemacladus longiflorus var. longiflorus E. C. Jaeger 1921-7-7 1178 Riverside Tahquitz trail. Comment
  SEINET10840521  Nemacladus rubescens Philip A. Munz, Charles L. Hitchcock 1928-4-3 Munz 10948 Riverside 10 miles northwest of Riggs Comment
  UCR282170  Nemacladus tenuis var. aliformis A. C. Sanders, Amy Litt, Plant Taxonomy Class 2017-4-8 43203 Riverside Sonoran (Colorado) Desert, near Cactus City Compressor Station, off frontage road south of I-10 and west of Chiriaco Summit 416 Comment
  POM184247  Nemophila menziesii P. A. Munz 1932-3-24 12023 Riverside North of Elsinore 305 Comment
  RSA0128924  Nemophila menziesii Justin M. Wood 2010-3-19 1432 Riverside Beaumont: Near Smith Creek, E of Sun Lakes off S Highland Home Rd. 747 Comment
  RSA736311  Nemophila menziesii Scott D. White, Justin M. Wood 2008-3-25 11783 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon, Morgan Property, Alberhill area. 274 Comment
  SEINET3091664 Image available Nemophila menziesii Norman C. Cooper 1945-5-5 2262 Riverside San Gorgonio Mountains above Banning. 914 Comment
  UCR16823  Nemophila menziesii var. integrifolia S. Nelson 1974-5-2 2 Riverside San Bernardino Mtns., Banning Canyon 1524 Comment
  CSUSB121  Nemophila menziesii var. menziesii Randy Salstrom 1966-3-3 Riverside Bottom of canyon at east end of Blain Street, in the Box Springs Mountains in Riverside (city). 274 Comment
  UC1329953  Nicolletia occidentalis James E. Cole 1941-5-31 842 Riverside Lost Horse Mine Road Joshua Tree National Monument 1402 Comment
  UC520128  Nicotiana attenuata Carl Epling 1932-6-25 Riverside Vandeventer Flat; San Jacinto Mts. Comment
  UCR85251  Nicotiana clevelandii A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-19 16184 Riverside Western Colorado Desert, Coachella Valley, Willow Hole, 4 miles south of Desert Hot Springs. 213 Comment
  RSA614565  Nicotiana obtusifolia George K. Helmkamp, E. A. Helmkamp 1998-2-5 2665 Riverside 3.2 mi. N of jct of Thousand Palms Canyon Rd and Dillon Rd. 457 Comment
  UCR139387  Nicotiana obtusifolia P. A. Munz 1949-4-13 13059 Riverside Sonoran (Colorado) Desert, above Cottonwood Springs, west end of Eagle Mountains 1143 Comment
  UCR202032  Nicotiana obtusifolia Denise Woodard 1998-6-11 s.n. Riverside Sonoran (Colorado) Desert, base of Santa Rosa Mtns. at mouth of Cathedral Canyon, border between Rancho Mirage and Cathedral City, site of proposed Ritz-Carlton Rancho Mirage/ Cathedral Canyon Golf Course 305 Comment
  UCR239209  Nicotiana obtusifolia Steven R. Hill 2001-5-3 33670 Riverside San Jacinto Mtns., NE-facing slopes of Mt. San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, c. 3.8 mi west of Calif. Hwy 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area 793 Comment
  SD136742  Nicotiana quadrivalvis Steve Boyd, Tim Ross 1992-5-15 7394 Riverside San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junctionof Tenaja and Morgan Trails, west of Round Potrero 671 Comment
  UCR139414  Nicotiana quadrivalvis P. A. Munz, R. D. Harwood 1920-5-5 3833 Riverside San Bernardino Valley Region, near Wineville [Mira Loma] 457 Comment
  RSA643656  Nolina parryi James C. Dice 1985-6-13 617 Riverside southeast portion of Thomas Mountain, ca. 4 km south of Kenworthy Station and community of Thomas Mtn. 1525 Comment
  CAS-BOT-BC71166  Notholaena californica Eliz. Parsons Hawver 1917-4-1 s.n. Riverside Palm Springs Comment
  RSA686395  Notholaena californica T. R. Pray 1960-3-4 1646 Riverside Andreas Canyon Comment
  UCR14367  Oenothera bistorta Steven Wickler 1974-4-21 003 Riverside San Jacinto Valley, immediately off of Hemet-San Jacinto offramp, U.S. Hwy 60, 8 mi. east of Riverside 518 Comment
  RSA788412  Oenothera bistorta var. veitchiana Doris Bowers 1972-4-15 1798 Riverside Near SBCM dig on Pulgas Creek Rd., Rancho Calif. 396 Comment
  POM307303  Oenothera californica subsp. californica Henry J. Ramsey 1937-5-30 2149 Riverside Santa Rosa Mountains. Comment
  HSC101250  Oenothera deltoides subsp. deltoides Jim Andre 2012-3-19 21350 Riverside Chuckwalla Valley; along Hwy 177, 8.6 mi. NE of Jct with I-10. 152 Comment
  POM355582  Oenothera deltoides subsp. deltoides E. C. Jaeger 1922-4-5 721 Riverside Desert Center, Chuckwalla Valley. 366 Comment
  RSA146011  Oenothera deltoides subsp. deltoides William M. Klein 1959-3-1 802 Riverside Bermuda Dunes; along the LaQuinta road, .5 miles south of the junction of US Hwy 60-99, about 6 miles northwest of Indio. 61 Comment
  RSA615333  Oenothera deltoides subsp. deltoides George K. Helmkamp, E. A. Helmkamp 1998-2-18 2689 Riverside Colorado Desert: Midland Road, 3.8 miles SE of Midland, Little Maria Mountains Comment
  UC1234605  Oenothera deltoides subsp. deltoides David P. Gregory 1960-3-20 360 Riverside across r.r. from Thousand Palms Comment
  UCR1500  Oenothera elata Donna Lee Hobbs 1962-4-29 4-29-62- 01 Riverside 5 mi. north of Rainbow on Hwy 395 [now Interstate Hwy 215] Comment
  POM265814  Oenothera laciniata J. C. Roos 1936-5-15 2259 Riverside La Sierra, western Riverside Co. Comment
  SEINET10492308  Oenothera palmeri David B. Dunn 1946-3-16 Dunn 2078 Riverside Collected on dry slope in pushawalla canyon about 1 mi above the man group of palms. Indio hills. Comment
  RSA698252  Oenothera scapoidea J. R. Bruff 1932-3-13 s.n. Riverside Between Palm Springs and P. Canyon. Comment
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Aug 27 2011
  CSUSB217  Oenothera speciosa C. M. Flanagan 1971-5-21 Riverside Sun Valley Drive, 29 Palms. Comment
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Mar 26 2014
  UCR94247  Olea europaea Scott D. White 1996-4-14 3923 Riverside Perris Basin/San Jacinto Mtns., E of Hemet: San Jacinto River Wash near Valle Vista, north of Hwy 74, c. 1.7 mi west of USFS Cranston Fire Station 549 Comment
  CAS-BOT-BC427463  Oligomeris linifolia A. J. McC 1892-5-1 58 Riverside Collected near Elsinore Comment
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Oct 15 2018
  UC665851  Oligomeris linifolia Ira L. Wiggins 1941-3-24 9581 Riverside 3.5 mi s Mortmar (beach along eastern margin of Salton Sea); along eastern margin of Salton Sea Comment
  LA26723  Opuntia basilaris var. basilaris William Shapeero; 1954-4-28 sn Riverside Joshua Tree National Monument Comment
  RSA592684  Opuntia chlorotica Scott D. White, Duayne Haselfeld 1996-7-2 4268 Riverside Pinyon Flat area, N of Hwy. 74, ca. 10 road mi. E of junction w/ Hwy. 371. W facing slope of Sugarloaf Mtn and adjacent valley. 1250 Comment
  POM294970  Opuntia echinocarpa David Griffiths 1908-08 s.n. Riverside Banning. Comment
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Mar 21 2011
  UCR68161  Opuntia parryi Marc A. Baker 1987-4-1 7025 B Riverside San Bernardino / San Jacinto Mtns., eastern edge of Banning, just north of Hwy I-10 (Fwy) 671 Comment
  RSA592681  Opuntia phaeacantha Scott D. White, Duayne Haselfeld 1996-7-2 4267 Riverside Pinyon Flat area, N of Hwy. 74, ca. 10 road mi. E of junction w/ Hwy. 371. W facing slope of Sugarloaf Mtn and adjacent valley. 1250 Comment
  SEINET9037780 Image available Opuntia phaeacantha M. A. Baker 2015-1 18401 Riverside San Gorgonio Pass, 32km WNW of central Palm Springs, 100m north of the San Gorgonio River, 4km ENE of Banning, broad wash of sand, silt, rock, and gravel, mostly granitic 638 Comment
  POM278510  Opuntia polyacantha var. erinacea H. G. Rush 1950-5-10 123 Riverside 5 miles NW of Nightingale along Palms to Pines Hwy.; Santa Rosa Mts. 1463 Comment
  SBBG87953  Opuntia polyacantha var. erinacea A. C. Sanders 1984-4-21 5019 Riverside Pinyon Flat S of Hwy 74 and W of the dolomite mine Comment
  RSA9815  Opuntia polyacantha var. erinacea B. D. Stark 1931-8-28 2447 Riverside San Jacinto Mountains. 3 miles N of forks in road to Santa Rosa and Aguanga. 1524 Comment
  POM11974  Orcuttia californica P. A. Munz, I. M. Johnston 1922-5-19 5375 Riverside Menifee Valley. 427 Comment
  UC887977  Orobanche bulbosa P. A. Munz and I. M. Johnston 1922-5-19 5330 Riverside 5 mi ne of Murietta 457 Comment
  OBI35847  Orobanche cooperi Harris Griffith 1982-3-11 s.n. Riverside Coachella Valley, citrus ranch near Mecca 0 Comment
  UC887969  Orobanche cooperi C. L. Hitchcock 1940-3-29 5845 Riverside 12 mi e of Indio Comment
  UCR18525  Orobanche fasciculata A. C. Sanders 1978-6-11 471 Riverside San Jacinto Mtns., James Reserve, above Lake Fulmor 1646 Comment
  SEINET10745019  Orobanche fasciculata George Yatskievych 1981-4-26 Yatskievych 81 -137 Riverside State Highway 74, ca. 4 mi SE of Bee Canyon. 823 Comment
  RSA0006072  Orobanche ludoviciana var. latiloba P. A. Munz, D. D. Keck 1922-4-13 4960 Riverside South base of Eagle Mtns. Comment
  SEINET3129689  Oryzopsis hymenoides S. B. Parish 1907-4-24 6143 Riverside Western border of the Colorado desert 450 Comment
  UCR124148  Oryzopsis hymenoides Steven R. Hill 2001-4-29 33534 Riverside Western Colorado Desert/ San Bernardino Mtns., E side of Whitewater Canyon along Whitewater River, east of Whitewater Canyon Road, about 2 mi north of Route I-10 549 Comment
  UC1424840  Osmadenia tenella E. W. Lathrop 1968-6-2 6952 Riverside trail between El Carriso and San Mateo Canyon; Cleveland National Forest 1219 Comment
  SD129364  Oxalis californica Steve Meyers 1990-3-21 Riverside Santa Rosa Plateau area: along Los Gatos Road, I(c) mile south of Buena Vista Road (2 miles west of Sandia Canyon and 0.1 mile north of San Diego County line). 366 Comment
  RSA751627  Oxalis pes-caprae G. Gust, L. Nye 2005-3-11 539 Riverside Lake Elsinore City Limits. At intersection of Ellis St. and Franklin St. in an overgrown disturbed site. 400 Comment
  RSA64882  Oxytheca emarginata E. C. Jaeger 1922-7-21 5438 Riverside Palms to Pines Trail, east slope of San Jacinto Mts. 1524 Comment
  RSA649672  Oxytheca trilobata Rashmi Pant, Darin Banks 1996-5-1 1013 Riverside Cleveland National Forest: Along the Cutca Trail, E of the Cutca Valley, ca. 0.5 miles W of the Aguanga Trail Junction. Comment
  UCR227587  Oxytheca trilobata Duncan S. Bell, Valentin Arvizu 2010-5-24 1103 Riverside San Jacinto Mountains, San Bernardino National Forest, Garner Valley, c. 3.0 air mi southeast of junction of Forest Service Road 6S04 and Forest Service Road 6S13 1386 Comment
  CDA8434  Palafoxia arida D. Y. Rosenberg 1957-7-29 Riverside Near Mecca. 0 Comment
  RSA793592  Palafoxia arida R. F. Thorne 1995-3-29 63035 Riverside White Water Canyon 600 Comment
  SEINET10799054  Palafoxia arida David B. Dunn 1948-2-21 Dunn 3674 Riverside Seedlings; Pushawalla; a rain about two weeks earlier in wash. Hills are still quite dry. Comment
  UC1595689  Palafoxia arida var. arida W. Wisura, J. Dolan, and C. Demme 1992-4-13 4680 Riverside on Box Canyon Road 4.7 mi ne Mecca; Low Desert Comment
  CLARK-A1656-880  Palafoxia linearis Lois Ann Scott 1977-11-18 Riverside Palm Springs Comment
  CAS-BOT-BC253749  Panicum capillare Scott D. White; Steve Ogg 1994-10-17 2489 Riverside Temecula Valley. City of Temecula, Murrieta Creek channel directly W of Cherry Street 315 Comment
  POM366031  Panicum urvilleanum George R. Johnstone 1929-11-29 s.n. Riverside 20 miles from Palm Springs; 244 Comment
  RSA445558  Papaver somniferum Gale Sphon 1955-5-7 s.n. Riverside 3 miles W of Lake Elsinore. Comment
  POM2130  Parietaria hespera I. M. Johnston 1917-4-4 991 Riverside Palm Canyon. 457 Comment
  SD185325  Parietaria hespera A. C. Sanders 1995-3-19 16159 Riverside Coachella Valley; alluvial fan of Chino Canyon along the Palm Springs tram road, N of the road, 14 telephone poles above Hwy 111 (Palm Canyon Dr.) 299 Comment
  UC75789  Parietaria hespera var. californica Miss M. A. King 1893-1 Riverside Menifee Comment
  RSA314455  Parietaria hespera var. hespera Robert F. Thorne, F. R. Fosberg, Sachet, Herbst 1983-4-23 55462 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  UCR198163  Parietaria pensylvanica Michael Honer, L. Hulse 2004-4-3 1895 Riverside Colorado Desert, Little San Bernardino Mountains, nameless canyon c. 1 mi west of Pushawalla Canyon, leading up to MWD aqueduct 488 Comment
  RSA0013457  Parkinsonia florida Kristin Forgrave, Sarah J. De Groot 2013-6-4 12 Riverside Box Canyon Rd near Salton Sea, by end of rocks 67 Comment
  RSA0019320  Parkinsonia florida Jim Andre 2012-3-19 21342 Riverside Chuckwalla Valley. Along unnamed dirt road 0.3 mi N of Hwy 177, 5.7 mi NE of Jct with I-10 freeway. 157 Comment
  RSA6980842  Parosela californica J. R. Bruff 1928-10-25 s.n. Riverside Whitewater. Comment
  RSA700041  Parosela mollis W. Marquart 1938-3-12 s.n. Riverside 10 miles west of Blythe. Comment
  UCR239836  Paullinia pinnata O. F. Clarke 2004-8-5 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCD134923  Pectis papposa var. papposa Lewis S. Rose 1961-11-24 61063 Riverside La Quinta. 15 Comment
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Aug 6 2016
  POM259968  Pectocarya heterocarpa P. A. Munz 1940-3-23 15725 Riverside N end of Pinto Basin mojave desert 915 Comment
  UC1922868  Pectocarya linearis Scott D. White, Angelia Carey 2004-4-5 10002 Riverside SAN JACINTO MTN FOOTHILLS: North of Valle Vista. Indian Creek Watershed. Lake Fulmor 7.5' Quad. Comment
  RSA613460  Pectocarya penicillata D. L. Banks, Victor Steinmann 1997-3-13 1432 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
  CLARK-A1045-298  Pectocarya recurvata George K. Helmkamp 1977-3-20 Riverside Deep Canyon dry wash of Deep canyon; ; Palm Desert 15'Q Comment
  SD124730  Pectocarya recurvata A. C. Sanders, Pitzer, Charlton, and Kniffen 1986-3-3 6122 Riverside Corn Spring, Chuckwalla Mountains. 490 Comment
  UCR41526  Pectocarya recurvata A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6020 Riverside Chuckwalla Valley, 1 mi west of Hayfield Lake, 2 mi SW of the pumping station on a small cutoff road from Hayfield Rd to the dirt road to the Colorado River Aqueduct 427 Comment
  RSA552768  Pedicularis densiflora Steve D. Boyd 1992-3-31 6763 Riverside San Mateo Cyn. Wilderness Area. Tenaja Trail from jtn w/ Morgan Tr. S to Pigeon Spring area. 670 Comment
  CLARK-A1528-3592  Pellaea andromedifolia John C. Roos 1952-4-29 5597 Riverside Reche Canyon 457 Comment
  SFV62  Pellaea bridgesii J. H. Wood 1958-5-30 s. n. Riverside San Jacinto Mountains 1829 Comment
  RSA667002  Pellaea mucronata A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24196 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
  UCR154446  Pellaea mucronata A. C. Sanders, Mike Misenhelter 2005-6-15 30986 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
  SFV13130  Pellaea mucronata var. mucronata M. J. Thor 1982-9-17 138 Riverside San Jacinto Mountains Idyllwild Park. 1616 Comment
  RSA650598  Penstemon X parishii R. S. Woglum 1939-4-22 2189 Riverside Hemet. Bautista canyon toward Anza. Comment
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Jun 9 2012
  UCR189578  Penstemon californicus Amy Rowland 2006-6-9 095 Riverside Peninsular Range- San Jacinto Mountains, Garner Valley; c. 1 mi east of Hwy 74, 0.3 mi south of Fobes Ranch Rd. 1382 Comment
  CAS-BOT-BC265287  Penstemon clevelandii subsp. connatus C. Epling; Wm. Stewart 1936-5-9 s.n. Riverside Near Ribbonwood, Mount San Jacinto Comment
  POM250043  Penstemon eatonii E. C. Jaeger 1939-5-20 s.n. Riverside Falcon Flats, 20 miles south of Warren's Well 1220 Comment
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Oct 30 2012
  RSA97164  Penstemon grinnellii R. M. Straw 1953-6-25 486 Riverside S.W. slope of Santa Rosa Mtns., Mt. Home Spring. 2134 Comment
  NY601213  Penstemon grinnellii var. grinnellii E. K. Balls 1953-8-19 18540 Riverside Mountain Home Springs, Santa Rosa Mountain 1920.2 Comment
  UCSB26814  Penstemon labrosus Wilken, Dieter 1969-6-30 Riverside Santa Rosa Springs; Santa Rosa Mtns 2377 Comment
  POM17872  Penstemon spectabilis Philip A. Munz 1923-6-14 7063 Riverside Glen Ivy Trail to Santiago Peak 1220 Comment
  RSA401812  Penstemon spectabilis Christopher Davidson 1975-6-16 2805 Riverside Ca. 4 mi. S of Banning on roas R1 to Idyllwild. 1128 Comment
  UCR122523  Penstemon spectabilis George K. Helmkamp, E. A. Helmkamp 2001-5-20 6683 Riverside San Jacinto Mountains, Morris Ranch Rd., 2.1 mi NE of CA-74 1570 Comment
  RSA93281  Pentachaeta aurea F. W. Peirson 1922-5-19 3037 Riverside San Jacinto River 1143 Comment
  UC74891  Pentagramma maxonii Emma Miles Oct. 1888 Riverside San Jacinto Mts Comment
  RSA0085021  Pentagramma maxonii A. Lefebure 1942-03 s.n. Riverside Tahquitz Canyon, near Palm Springs. Comment
  RSA0094740  Pentagramma maxonii P. A. Munz 1921-12-31 4702 Riverside Andreas Canyon, Colorado Desert. Comment
  RSA0060228  Pentagramma triangularis R. F. Thorne, W. A. Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54070 Riverside San Bernardino Mts: Branch ravine running W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater PO. 610 Comment
  SEINET3873568  Pentagramma triangularis subsp. triangularis Lewis S. Rose 1966-12-14 66109 Riverside Chino Canyon, 3 mi. west of Palm Springs.; 0 671 Comment
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Apr 6 2018
  UCR234538  Peritoma arborea L. R. Landrum 1997-1-1 8914 Riverside Sonoran (Colorado) Desert, north of Palm Springs, c. 1.5 miles north of Hwy 10 on road to Joshua Tree National Monument Comment
  CAS-BOT-BC77525  Peritoma arborea var. arborea Munz; Street; Williams 1919-3-28 2461 Riverside San Gorgonio Pass between Whitewater & Cabazon Comment
  RSA15500  Perityle emoryi L. S. Rose 1935-12-23 35687 Riverside Above Deep Canyon, San Jacinto Mts, 13 miles S of Cathedral City. 610 Comment
  RSA736585  Perityle emoryi Keith E. Hoffmaster 1933-4-14 369 Riverside Tahquitz Canyon.Fern Valley, San Jacinto Mtns Comment
  SEINET3350021  Perityle emoryi Stephen Hale 2012-1 4821 Riverside Black Point Mesa, Big Maria Mts., 0.25 mi. W SR 95, 15 MI N. Blythe. 106 Comment
  CAS-BOT-BC413483  Persicaria amphibia I. M. Johnston 1918-5-30 2027 Riverside Lee Lake, Temescal Canon [Canyon] 335 Comment
  CAS-BOT-BC167756  Petalonyx thurberi K. Larson 1976-6-10 2036 Riverside ~30 mi E. of Indio S. of Chiriaco Summit Comment
  RSA652291  Petalonyx thurberi Harold Lint 1952-2-25 s.n. Riverside Base of Palms to Pines Hwy. Comment
  UCR35269  Petunia parviflora L. B. Ziegler 1969-6-12 374 Riverside San Jacinto Mtns, Hemet Valley (= Garner Valley) in sandy stream bed near Pine Meadows 1433 Comment
  RSA20298  Peucephyllum schottii Roxana S. Ferris, Ruth P. Rossbach 1938-5-16 9562 Riverside Mecca Hills 2 miles up Painted Canyon. Comment
  UC69292  Peucephyllum schottii L. A. Greata April 1905 Riverside Coachella Comment
  SEINET10875352  Peucephyllum schottii David B. Dunn, Howard Brown 1947-2-9 Dunn 2849 Riverside Pushawalla Canyon, Indio Hills. By quadrat III along canyon side. Comment
  SEINET9118770  Peucephyllum schottii K. K. Muller 1952-1 559 Riverside 2 mi. N of Dos Palmas on road from Hot Mineral To Mecca-Blythe Hwy. Comment
  UCD166239  Phacelia Jack Major 1962-4-16 774 -bd Riverside Along California Hwy 74, below Pinyon Flat toward Palm Desert. (Exact location unknown. Coordinates estimated by label maker.) 1220 Comment
  POM12033  Phacelia ambigua Mary F. Spencer 1920-3-14 1581 Riverside Desert sand, Colorado Desert. -60 Comment
  RSA0035801  Phacelia brachyloba A. C. Sanders, T. B. Salvato 2014-7-2 41184 Riverside Fobes Canyon, c. 1/2 mile south of Fobes Ranch along Fobes Ranch Rd. 1555 Comment
  RSA427709A  Phacelia campanularia Ora M. Clark 1929-2-23 1551 Riverside N. Whitewater. Comment
  SBBG65004  Phacelia campanularia E. C. Jaeger 1926-3-1 Riverside Whitewater Bench, Whitewater River Comment
  JOTR16716  Phacelia campanularia subsp. campanularia Walters, Jim 1967-3-14 s.n. Riverside Joshua Tree National Park. 1/2 MILE SOUTH OF JUMBO ROCKS 1280 Comment
  HSC13709  Phacelia cicutaria var. hispida C. L. Hitchcock 1966-3-15 24156 Riverside 1 mi. E of Glen Ivy Hot Springs Comment
  SJSU11234  Phacelia cicutaria var. hispida N. D. Addy 1962-4-16 Riverside Quail Flat E of Railroad Canyon c. 6.7 mi NE of Elsinore Comment
  RSA427681B  Phacelia cicutaria var. hispida W. P. Burger 1979-4-28 66 Riverside Along Carancho Road, just past where stream crosses road, Hidden Valley. 366 Comment
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Jan 11 2016
  CLARK-A1528-2998  Phacelia crenulata John C. Roos 1949-3-5 4090 Riverside Orocopia Mountains Comment
  RSA0031551  Phacelia crenulata Duncan S. Bell 2013-1-30 4441 Riverside The Mecca Hills; in an unnamed canyon between Thermal Canyon and Painted Canyon, just to the west of Mecca Hills peak 1642. 138 Comment
  UCR167265  Phacelia crenulata var. ambigua John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, NNE of Rancho Dos Palmas, between Coachella Canal siphons 28 and 29 24 Comment
  UCR249502  Phacelia crenulata var. ambigua T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7290 Riverside Sonoran (Colorado) Desert, south of Hwy I-10, north of the Chuckwalla Mountains, Chuckwalla Valley Road c. 1.4 km west of its junction with Augustine Pass Road 137 Comment
  SFV17332  Phacelia crenulata var. crenulata J. N. Hogue, J. D. Dilley 1998-4-23 108 .15 Riverside Chuckwalla Mountains. Corn Springs Wash at Corn Spring. 488 Comment
  CLARK-A1528-3006  Phacelia distans John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  RSA0120303  Phacelia distans Duncan S. Bell 2016-4-16 9310 Riverside Whitewater Watershed; Whitewater Canyon; collecting in Rainbow Canyon, approximately 2.5 air miles east northeast of Kitching Peak. 1023 Comment
  RSA650568  Phacelia distans Marion P. Harthill 1973-2-17 1569 Riverside W. Palm Springs. 366 Comment
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Apr 16 2009
  UCR22086  Phacelia distans Steve Boyd 1980-5-3 178 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 625 Comment
  JOTR31994  Phacelia fremontii La Doux, Tasha, T. Herskovits, M. Wheeler, D. Shade 2011-4-19 2224 Riverside Joshua Tree National Park. Little San Bernardino Mtns, Queen Valley; Pine City area along Old Queen Valley Historic Road (Stop 1) Comment
  RSA785874  Phacelia minor Doris Bowers 1972-4-15 1842 Riverside Pulgas Creek Wash mouth, Rancho California 396 Comment
  UC1537525  Phacelia minor Gordon H. True Jr. 1935-2-20 2 Riverside Box Springs Sycamore Canyon (lower end of canyon) 365 Comment
  UCR133411  Phacelia minor Jeffrey Ross, T. B. Salvato 1998-6-9 MOR- 320 A Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Lion Canyon, c. 3.5 miles NNW of Cabazon 854 Comment
  UCSB5417  Phacelia minor Nowell, J. 1958-5-17 Riverside 7 mi. from Banning on Banning-Idyllwild Road Comment
  RSA480099  Phacelia neglecta Steve Boyd, L. Arnseth, S. Meury, D. Nordin, Tim Ross 1988-3-10 2188 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine. 400 Comment
  UCR181345  Phacelia ramosissima Mitch Provance 2003-7-7 6527 Riverside San Bernardino Valley, S of the site of the historic town of Declezville, in an unincorporated part of Riverside Co. just south of Fontana (in the Southridge area), along the NW slopes of the Jurupa Mountains, c. 0.3 miles ENE of peak 1437 317 Comment
  SEINET12280343  Phacelia ramosissima E. A. Purer 1935-1 6486 Riverside western edge of Colorado desert near Palm Springs Comment
  POM9581  Phacelia stellaris I. M. Johnston 1920-5-8 s.n. Riverside Near Wineville [RR Station] in sand by road. [Wineville = Mira Loma] Comment
  CAS-BOT-BC250727  Phalaris paradoxa A. C. Sanders; T. B. Salvato 2001-5-25 24383 Riverside San Jacinto Valley: west edge of Hemet, north side of Hwy 74 (Florida Ave.) at Warren Rd. 457 Comment
  SEINET8731212 Image available Philibertia heterophylla Jean Coulson 1959-1 167 Riverside San Jacinto Mts.; S. side of N. Fork of San Jacin next to Highway 74. W. side Comment
  RSA435581  Pholisma arenarium N. C. Cooper 1946-08 2640 Riverside Joshua Tree National Monument. 1280 Comment
  JEPS1838  Pholistoma membranaceum Marjorie D. Clary 1932-3-20 1616 Riverside 10 mi. n.w. Garnet (Mission Creek); Colorado Desert, Mission Creek 457 Comment
  SBBG6207  Pholistoma membranaceum C. H. Muller 1952-4-5 9492 Riverside White Water Cyn, 1 mi above Whitewater Comment
  UCR77766  Pholistoma racemosum Steve Boyd, L. Arnseth, Orlando Mistretta 1991-5-6 6131 Riverside SE end of Gavilan Hills, east of Arroyo del Toro, north-facing slope of low hill 488 Comment
  LA105150  Phoradendron californicum Dennis Kucera; 1987-11-14 sn Riverside Morongo Indian Reservation, Malki Museum garden, E of Banning off Fields Road 609 Comment
  RSA0125369  Phoradendron californicum Duncan S. Bell, Sarah De Groot, LeRoy Gross 2016-2-17 8764 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
  RSA20026  Phoradendron californicum I. W. Clokey 1935-4-17 6575 Riverside Cottonwood Springs. Comment
  RSA420768  Phoradendron californicum P. J. Remple 1942-3-1 s.n. Riverside Colorado Desert. Comment
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Nov 5 2011
  UC848865  Phoradendron californicum N. Dunn and A. M. Martin 1932-3-26 Riverside Shavers Well Comment
  SD232812  Phoradendron leucarpum subsp. tomentosum Scott D. White 1996-8-1 4444 Riverside Idyllwild Area: North of Strawberry Valley, between Bear Trap Cyn and Lily Creek. Comment
  SEINET269096  Phoradendron libocedri G. Helmkamp, L. Helmkamp 1995-11-16 2 -2 Riverside San Jacinto Mtns. Lake Fulmor at Hwy 243. 1620 Comment
  CAS-BOT-BC141177  Phoradendron serotinum subsp. macrophyllum Scott D. White 1996-4-14 3916 Riverside E of Hemet: San Jacinto River wash near Valle Vista, N of Hwy. 74, ca. 1.7 mi W of USFS Cranston Fire Station. 548 Comment
  RSA482012  Phoradendron villosum Richard Noyes, L. Arnseth 1988-9-10 723 Riverside Fern Basin Camp, 4 air miles northwest of Idyllwild. 1875 Comment
  UCR177116  Physalis acutifolia A. C. Sanders 1993-8-14 14210 Riverside City of Riverside, vacant field (former citrus orchard) on south side of Palmyrita Ave. midway between Michigan Ave. & Mt. Vernon Ave, NW foot of Box Spring Mts. 323 Comment
  JOTR29130  Physalis crassifolia La Doux, Tasha 2005-9-8 1300 Riverside Joshua Tree National Park. Fried Liver Wash 395 Comment
  JOTR34013  Physalis crassifolia La Doux, Tasha, M. Harding 2010-4-7 2900 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
  SBBG66344  Physalis crassifolia M. N. Ackley -Feb-1926 973 Riverside Painted Cyn 76 Comment
  UCR117686  Physalis crassifolia V. W. Steinmann 1999-10-26 1414 Riverside Sonoran (Colorado) Desert, foothills of the Chuckwalla Mtns, open desert c. 2 km south of Desert Center. 325 Comment
  UCR74361  Physalis crassifolia Theo Glenn 1991-5-2 91- 20 Riverside Sonoran (Colorado) Desert, McCoy Mountains, NW of Blythe 350 Comment
  JEPS8969  Physalis philadelphica Mr. McGraw 1904-1 Riverside Riverside Comment
  OBI12762  Pickeringia montana var. montana H. E. McMinn 1937-3-6 5008 Riverside 1 mi E of Blythe Comment
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Jan 14 2016
  UCR46721  Picris echioides B. G. Pitzer, D. C. Hawks 1986-12-2 0367 Riverside Peninsular Range, Temescal Canyon, c. 1 mi north of Glen Ivy Hot Springs and 0.5 mi west of I-15 off Lawson Drive between Temescal Canyon Road & Warm Springs Dr. 336 Comment
  SEINET7048007  Pinus lambertiana Steven R. Hill, Kate Kramer and family 2001-4-26 33474 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
  UC64557  Pinus lambertiana H. M. Hall 1901-6-1 2319 Riverside near Tauquitz; San Jacinto Mountains 2682 Comment
  UCSB98  Pinus monophylla White, Arthur 1960-5-15 Riverside Pinyon Flat campground in desert, 10 mi. se. of road to Anza on Hwy 74 1219 Comment
  LA6145  Pinus ponderosa A. H. Lange; 1951-5-27 sn Riverside San Jacinto Mountains, Tauquitz [Tahquitz] Peak Comment
  LA206305  Pinus quadrifolia A. H. Lange; 1951-5-27 sn Riverside San Jacinto Mountains, 15 mi S of Hurky Comment
  SBBG358  Pinus quadrifolia M. Van Rensselaer 1937-9-21 Riverside W of Vandeventer Flat Comment
  UC188  Pinus quadrifolia H. M. Hall 1899-5-25 Riverside Van de Venter's San Jacinto Mountains 1371 Comment
  UC64441  Pinus quadrifolia H. M. Hall June, 1901 2139 Riverside Coyote Canyon Santa Rosa Mountain (western base Santa Rosa Mountain); San Jacinto Mountains, Santa Rosa Mountain 1524 Comment
  UCR219072  Pistia stratiotes Dave Goodward 2010-10-6 s.n. Riverside Sonoran (Colorado) Desert, Thermal, 89635 Ave. 81, west of Hwy 86 and Harrison St. -35 Comment
  RSA653420  Plagiobothrys canescens Scott D. White 1999-5-24 7387 Riverside San Jacinto Valley, San Jacinto River wash: Just N of City of San Jacinto, about 1 mile SE of State St. Bridge. 448 Comment
  JOTR32965  Plagiobothrys canescens var. canescens La Doux, Tasha, Alice Miller and Victoria Sork 2009-5-3 2716 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west side of Queen Mountain; granitic outcrops with sandy ephemeral wash 1408 Comment
  UCR121810  Plagiobothrys collinus A. C. Sanders, Carolyn Washburn 2001-4-17 24058 Riverside San Jacinto Valley, southwest edge of Hemet, NW of intersection of Stowe Rd. and California Av., 2 miles NE of Winchester 457 Comment
  UCR162838  Plagiobothrys collinus 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
  UCR239790  Plagiobothrys collinus O. F. Clarke 2004-2-27 s.n. Riverside Peninsular Range, Riverside; hills above (south of) UCR Botanical Garden 436 Comment
  RSA680493  Plagiobothrys collinus var. fulvescens Scott D. White, Michael Honer, Dylan Hannon 2003-6-24 9598 Riverside Mountains west of I-15 Freeway and immediately north of San Diego County boundary. 335 Comment
  SD39241  Plagiobothrys collinus var. fulvescens Edith A. Purer 1935-4-21 6446 A Riverside Pine Valley Comment
  UCR112995  Plagiobothrys collinus var. fulvescens Mitch Provance, Seychelle Provance, Juanita Provance, Claude Provance 1999-4-4 1721 Riverside Riverside, 'Whitegates Hills', c. 0.125 miles north of Overlook Pkwy. 381 Comment
  UCR241809  Plagiobothrys collinus var. fulvescens A. C. Sanders, Timothy W. Chumley 2013-4-2 40735 Riverside Peninsular Range, Temescal Canyon at west side of Horsethief Canyon Rd., south of I-15 Fwy, SE of Corona (Lee) Lake 390 Comment
  UCD120849  Plagiobothrys jonesii Collector unknown 1923-3-26 280 Riverside Tahquitz Wash, nr. Palm Springs. Comment
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Mar 4 2013
  UCR171975  Plagiobothrys nothofulvus John F. Green 2006-4-25 s.n. Riverside Peninsular Ranges, City of Temecula, Long Canyon, Southern California Edison right of way between residential areas, south of Rancho California Road and east of Margarita Road 366 Comment
  POM9664  Plagiobothrys nothofulvus P. A. Munz, Harwood 1920-2-28 3251 Riverside 3 miles west of Corona 335 Comment
  SD262337  Plantago elongata Mitch Provance, Jeremiah George 2017-3-23 317 64 Riverside Elsinore Trough: Lake Elsinore, E side Baker St., about 0.5 miles SE of Pierce St. (Lake Elisonore 7.5'Q) 676 Comment
  UCR182523  Plantago elongata Mitch Provance 2005-5-17 6576 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
  CAS-BOT-BC224912  Plantago erecta A. C. Sanders; T. B. Salvato 2011-3-28 38821 Riverside Peninsular Range; Perris-Aguanga Basin Region: Menifee Valley, powerline corridor along McLaughlin Rd. west of Murrieta Rd., north of Sun City 439 Comment
  RSA524609  Plantago erecta Steve Boyd, Tim S. Ross, L. Arnseth 1990-3-29 3932 Riverside Vail Lake area, summit of Big Oak Mtn, N. of lake. 793 Comment
  RSA660904  Plantago erecta Mitch Provance 1998-4-9 407 Riverside VABM 1031, Hill traditionally called ''Lionshead'', or variously referred to as ''Challen Hill'', located near the corner of Harrison St. and California Ave. in the Arlington area of the city of Riverside. 259 Comment
  UC56869  Plantago erecta H. M. Hall Apr 1902 2895 Riverside vicinity Sage 609 Comment
  UCR128138  Plantago erecta G. R. Ballmer 1996-4-10 s.n. Riverside Skunk Hollow, 6 mi. east of Murrieta, on W side of Pouroy Road 457 Comment
  UCR214890  Plantago erecta A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37686 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on N side of I-15, near Temescal Canyon Rd. undercrossing and N of Concordia Ranch Rd. 402 Comment
  SDSU13609  Plantago major W. Miller, C. Mosse 1972-7-21 Riverside Comment
  RSA796540  Plantago ovata Jim Andre 2012-3-19 21354 Riverside Chuckwalla Valley. Along Hwy 177, 8.6 mi NE of Jct with I-10. 152 Comment
  UC124296  Plantago ovata T. S. Brandegee 1901-4-4 Riverside Colorado Desert Comment
  UCR95259  Plantago ovata D. L. Banks, V. W. Steinmann 1996-4-20 0906 Riverside Agua Tibia Mtns, NW Palomar Mtns; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California- Emerson Oaks Reserve 451 Comment
  CAS-BOT-BC93216  Platanus racemosa Tom Paradise 1993-6-5 31 Riverside Santa Ana Mountains. Main Street Canyon. Corona. One mile upstream of Main Street and Upper Drive. Comment
  CAS-BOT-BC93219  Platanus racemosa Ivan Johnston 1917-4-4 1094 Riverside Andreas Canyon. 304 Comment
  LA206292  Platystemon californicus K. Watkins; Elizabeth McClintock 1937-4-9 sn Riverside Hemet road near Winchester turnoff Comment
  UC855253  Platystemon californicus P. A. Munz and I. M. Johnston 1922-5-20 5457 Riverside Kenworthy; San Jacinto Mts., Kenworthy 1402 Comment
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Mar 25 2011
  POM1027  Pleuraphis rigida H. M. Hall 1902-04 2847 Riverside Coyote canyon 152 Comment
  RSA775120  Pleuraphis rigida Orlando Mistretta, Duncan Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5026 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 W116.66015 750 Comment
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May 22 2012
  POM4882  Pluchea sericea Robinson, Crocker 1916-7-3 S.N. Riverside Elsinore. Comment
  UCR194223  Pluchea sericea Scott D. White, Angelia Carey 2004-6-4 10482 Riverside San Jacinto Mtn Foothills, San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence 534 Comment
  SD232152  Poa pratensis Scott D. White, Justin M. Wood 2008-6-19 12260 Riverside San Jacinto Mountains: Meadows at Baldy Mtn. 1584 Comment
  RSA262071  Poa secunda E. W. Lathrop 1966-4-27 6207 Riverside Mail Divide Truck Trail between El Carriso and San mateo Canyon, Cleveland Nat'l. Forest. 1220 Comment
  RSA522746  Poa secunda Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3855 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain. 396 Comment
  UCR113043  Poa secunda Mitch Provance 1998-3-31 305 Riverside Jurupa Mountains, SE Pyrite Canyon, c. .3 km NW of the quarries. 366 Comment
  RSA612932  Poa secunda D. L. Banks 1997-3-29 1645 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. An area of native grassland along the Magee Truck Trail at the southern extremity of the Reservation just before the Riverside / San Diego Co. line border. 463 Comment
  JOTR34480  Poa secunda subsp. secunda Andre, Jim 2012-4-16 20961 Riverside Joshua Tree National Park. Queen Valley; north side of Ryan Mtn. at Sheeps Pass campground area. 1370 Comment
  RSA791519  Poa secunda subsp. secunda Jim Andre 2012-4-16 20961 Riverside Joshua Tree National Park;; north side of Mt Ryan at Sheep Pass Campground area. 1370 Comment
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Sep 10 2013
  UC70983  Poa secunda subsp. secunda H. M. Hall April 1903 3785 Riverside vicinity of Riverside 365 Comment
  UCR38689  Polanisia dodecandra subsp. trachysperma J. M. Stewart 1985-7-9 8524 Riverside Sonoran (Colorado) Desert, Living Desert (nursery), 47900 Portola Ave., Palm Desert. 122 Comment
  UCR82217  Polygonum aviculare J. M. Stewart 1994-5-2 843 Riverside Western Colorado Desert, Coachella Valley, Thermal. Hwy 86 & Avenue 60 Comment
  JOTR32468  Polygonum aviculare subsp. depressum La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2613 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam; Small riparian pond environment with seasonally submerged muddy banks, surrounded by boulder outcrops (Stop 4) 1301 Comment
  POM48565  Polygonum bistortoides Mary F. Spencer 1919-7-6 1262 Riverside Tacquitz [Tahquitz] Meadow, San Jacinto Mountains. 2378 Comment
  SEINET269476  Polygonum lapathifolium Scott D. White, Steve Ogg 1994-10-17 2461 Riverside Murrieta Creek at Winchester road bridge (Banana Avenue on USGS Murrieta quad) 310 Comment
  UCR277727  Polygonum lapathifolium Mitch Provance 2012-10-15 1012- 03 Riverside Badlands of Western Riverside County, San Timoteo Creek, about 3.5 miles west of Beaumont, N side of Hwy. 60 1479 Comment
  RSA430215  Polygonum persicaria D. Thomason 1987-7-7 s.n. Riverside Lake Cahuilla, Coachella Valley. Comment
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Feb 9 2009
  RSA495426  Polypodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-12 2952 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  SD137999  Polypodium californicum Darin L. Banks, Steve Boyd 1995-2-16 50 Riverside Cleveland National Forest, Agua Tibia Wilderness Area; north slope AguaTibia Mtn., south of Dripping Springs Alcove, east of Woodchuck Trail Comment
  SEINET6631301 Image available Polypogon monspeliensis Scott D. White 2004-1 10252 Riverside San Jacinto Mountain Foothills; Soboba Indian Reservation, Indian Creek Watershed 518 Comment
  UCR202603  Polypogon monspeliensis Scott D. White, Justin M. Wood 2008-7-9 12412 Riverside San Jacinto Mountains, Johnson Meadows 1488 Comment
  RSA651728  Polypogon monspeliensis Viki Cruz 1983-5-8 15 Riverside Collected on the banks of the stream one-half mile into Magnesia Canyon, Santa Rosa Mts. Comment
  RSA385498  Polypogon viridis N. C. Cooper 2638 Riverside Whitewater Canyon. Comment
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Jan 14 2010
  RSA674523  Polystichum imbricans subsp. curtum Scott D. White 2000-11-15 8145 Riverside Idyllwild area, 'Strawberry Fuelbreak' between 'Inspiration Pt.' and Strawberry Ck. 1402 Comment
  RSA763062  Polystichum imbricans subsp. curtum E. W. Lathrop 1973-6-28 7444 Riverside Bear Springs on the Main Divide Truck Trail, 1 mi E of Santiago Peak, Cleveland National Forest. Comment
  UC218050  Populus fremontii subsp. fremontii P. A. Munz, D. Keck 1922-4-14 4975 Riverside Whitewater Ranch Colorado Desert 213 Comment
  CAS-BOT-BC356168  Porophyllum gracile W. L. Jepson 1912-10-22 5242 Riverside Riverside Mts. 137 Comment
  UC1929601  Porophyllum gracile Scott D. White 2001-3-13 8158 Riverside PERRIS / ELSINORE BASINS: Menifee / Sun City area. Valleys and slopes east of Canyon Lake and west of Goetz Rd. Comment
  JOTR35171  Potamogeton foliosus subsp. foliosus La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 3274 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
  SD247494  Potentilla glandulosa Tracy Tennant, Mitch Provance 1998-6-16 MOR 433 Riverside San Bernardino Mountain Foothills: Morongo Indian Reservation, upper Millard Canyon, north of Cabazon 7.5'Q. 1098 Comment
  RSA0013884  Proboscidea althaeifolia Duncan S. Bell 2012-9-13 4180 Riverside Rice Valley; east side of the Arica Mountains; approximately 6 air miles southeast of the ghost town of Rice and approximately 5.5 air miles east of Priests Well. 202 Comment
  SBBG68559  Prosopis glandulosa var. torreyana M. N. Ackley 1928-3-25 613 Riverside Indio -6 Comment
  CAS-BOT-BC158582  Prunus David Dreyer 1968-4-9 s.n. Riverside Along north facing slopes of south side of Morongo Valley 609 Comment
  RSA453216  Prunus emarginata M. B. Dunkle 1933-7-19 3684 Riverside Upper Tahquitz Valley. 2409 Comment
  NY42610  Prunus fremontii J. B. Walker 1995-3-21 1266 Riverside W of Palm Desert, along Hwy 79, 3km E of Pinyon Flat Campground 1200 Comment
  UC217878  Prunus fremontii P. A. Munz 1922-3-12 4707 Riverside Palm Springs, Andreas Canyon Andreas Canyon; Palm Springs, Andreas Canyon Comment
  RSA50327  Prunus virginiana var. demissa E. K. Balls 1949-5-4 13486 Riverside On road from Idyllwild to Banning. 1372 Comment
  CAS-BOT-BC356334  Psathyrotes ramosissima Lewis S. Rose 1959-1-12 59010 Riverside Cathedral City 121 Comment
  UC724348  Psathyrotes ramosissima Aven Nelson, Ruth A. Nelson 1939-3-29 3312 Riverside from Mecca to Hidden Springs Comment
  UCR159256  Pseudognaphalium beneolens A. C. Sanders, Kelly Volansky 2005-8-31 31595 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  POM358759  Pseudognaphalium biolettii N. R. Zabriskie 1974-3-27 694 Riverside N side canyon downstream from 'Big Pool' Andreas Canyon, N slope San Jacinto mts 335 Comment
  UC1929958  Pseudognaphalium biolettii Scott D. White 2004-4-26 10263 Riverside San Jacinto Mountain Foothills: Soboba Indian Reservation, Indian Creek Watershed. Comment
  JOTR35207  Pseudognaphalium canescens Harding, Mitzi, Tasya Herskovitz 2011-4-28 184 Riverside Joshua Tree National Park. Lost Horse Road; east of road, large rocky drainage on backside of Hemingway Buttress formation 1243 Comment
  SEINET10669298  Pseudognaphalium canescens subsp. microcephalum Nye Leith, Greg Gust 2005-3-11 Nye 69 Riverside BM 2228 ca. 4 miles W of Murrieta. 453 Comment
  IRVC2826  Pseudotsuga macrocarpa T. Baskin 1965-4-21 s.n. Riverside Upper camp; Route 71. Comment
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Mar 27 2014
  UCR140312  Psilocarphus brevissimus A. C. Sanders, Guy Bruyea 2004-4-2 27421 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., mouth of canyon on south side, just north of Rose Rd. 463 Comment
  UCR18981  Psoralea physodes John C. Roos 1960-5-30 s.n. Riverside Santa Ana Mtns., Ridge north of Bedford Peak. 1220 Comment
  CAS-BOT-BC353581  Psorothamnus arborescens var. simplicifolius H. M. Hall 1901-6-1 2008 Riverside San Jacinto Mountains, Canyon of the San Jacinto River 670 Comment
  CAS-BOT-BC353590  Psorothamnus arborescens var. simplicifolius Carl B. Wolf 1932-5-25 3680 Riverside N base of San Jacinto Mountains, Snow Creek Canyon, 1 mile below fish hatchery 396 Comment
  LA31367  Psorothamnus arborescens var. simplicifolius Jane Turner; Barbara Whitesel, Virginia Sjaholm 1959-3-21 C 180 Riverside Morongo Wash Comment
  UC64368  Psorothamnus arborescens var. simplicifolius H. M. Hall Jun 1901 2008 Riverside Canyon of the San Jacinto River; San Jacinto Mountains, Southern California 670 Comment
  POM66987  Psorothamnus emoryi Marcus E. Jones 1924-2-7 s.n. Riverside Salton Sink near Oasis. Comment
  UC61515  Psorothamnus emoryi L. D. Copeland May 1904 Riverside West Canyon , West Canyon (Palm Springs) Comment
  UCR111987  Psorothamnus emoryi A. C. Sanders, T. B. Salvato 2000-4-27 23376 Riverside Coachella Valley, east side of Coachella Canal near the foot of the Mecca Hills, vicinity of the east end of Ave 60 15 Comment
  CAS-BOT-BC340876  Psorothamnus schottii Philip A. Munz 1937-5-29 15144 Riverside Dead Indian Creek, north base of Santa Rosa Mts. 457 Comment
  CAS-BOT-BC340946  Psorothamnus spinosus John Thomas Howell 1928-1-28 3291 Riverside Thousand Palms, Colorado Desert Comment
  RSA0094186  Psorothamnus spinosus Duncan S. Bell, Evan Meyer 2014-10-29 7687 Riverside Santa Rosa Mountains; collecting in Agua Alta Canyon, to the north of Martinez Canyon, about 6 air miles southeast of the summit of Martinez Mountain. 394 Comment
  POM48358  Pterospora andromedea P. A. Munz 1924-7-27 8795 Riverside Dark Canyon, San Jacinto Mts. 1829 Comment
  CAS-BOT-BC421261  Pterostegia drymarioides Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater 304 Comment
  JOTR30998  Pterostegia drymarioides La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1304 Riverside Joshua Tree National Park. Stop 3: Hexie Mountains, steep loose slopes above Blue Cut Gorge Comment
  UC6926  Pterostegia drymarioides Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  UCR102756  Pterostegia drymarioides B. G. Pitzer, O. F. Clarke, S. Reed, G. Ruiz 1998-3-7 3578 Riverside San Bernardino Mountains, Wildlands Conservancy's Mission Creek Preserve, c. 2 mi. up canyon from entrance at ranch gate, on Mission Creek Road, off of Calif. Hwy 62 762 Comment
  UCR126371  Pterostegia drymarioides A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 679 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR91519  Pterostegia drymarioides Scott D. White 1995-4-5 2749 Riverside Perris Valley, Lakeview Mountains; SW of Juniper Flat Road 579 Comment
  JEPS119494  Purshia tridentata Clark Cowan 1978-4-25 1259 Riverside San Bernardino National Forest. Pinon Flat Campground. Highway 74, 8.9 miles (14.2 km) E of junction Highway 74 and 371. Comment
  UC217995  Purshia tridentata var. glandulosa P. A. Munz and I. M. Johnston 1922-5-20 5494 Riverside Kenworthy; San Jacinto Mts. 1432 Comment
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Mar 25 2011
  UC64543  Purshia tridentata var. glandulosa H. M. Hall 1897-4-7 448 Riverside near Whitewater; Colorado Desert Comment
  RSA0081607  Pyrola aphylla P. A. Munz, I. M. Johnston 1924-7-27 8725 Riverside Dark Canyon, San Jacinto Mts. 1982 Comment
  UCD170872  Quercus Jeremiah George 2012-8-13 s.n. Riverside San Gorgonio Pass/Moreno Badlands, west of Beaumont, just east of junction of 60 Fwy and Jackrabbit Trail, off frontage road dead end. 716 Comment
  UCSB1217  Quercus X munzii Muller, Cornelius 1952-3-23 Riverside Live-oak Tank, Joshua Tree National Monument Comment
  RSA0086759  Quercus agrifolia R. G. Swinney 1967-5-26 11730 Riverside Snow Creek. 335 Comment
  RSA192170  Quercus agrifolia E. W. Lathrop 1959-4-2 4442 Riverside 18 miles W of Murrieta, Cottonwood Canyon of the Tenaja Range. Comment
  UCR155335  Quercus agrifolia A. C. Sanders, Mike Misenhelter 2005-3-23 29267 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  UCR158908  Quercus agrifolia var. oxyadenia A. C. Sanders, R. E. Riefner Jr. 2005-8-12 31562 Riverside San Jacinto Mtns., Valley Hi County Park (closed) off Hwy 243 and Twin Pines Rd. at McMullen Flat 1189 Comment
  CAS-BOT-BC520374  Quercus berberidifolia Jeremiah George 2012-8-8 080812 -01 Riverside Moreno Badlands: San Timoteo Canyon, S of El Casco So. Calif. Edison substation, W side of San Timoteo Creek, W of dirt SCE line across road 655 Comment
  RSA795820  Quercus berberidifolia C. P. Cowan 1978-4-25 1287 -A Riverside 6.7 (10.7 km) miles SW on 74 from jct. with 71, 4.6 (7.3 km) miles from Lake Elsinore, Santa Ana Mountains, Cleveland National Forest. Whittaker transect #W-229. Comment
  UCR249999  Quercus berberidifolia Jeremiah George 2012-8-13 s.n. Riverside San Gorgonio Pass/Moreno Badlands, west of Beaumont, just east of junction of 60 Fwy and Jackrabbit Trail, off frontage road dead end 716 Comment
  UCR264646  Quercus berberidifolia Mitch Provance 2012-4-27 412- 16 Riverside The Badlands, Mt. Davis, southwest of Beaumont, about 1 mi S of I-10 and SR-60 interchange, just E of Davis Mountain Dr. and S of Westward Ave. 799 Comment
  UCR265837  Quercus berberidifolia Mitch Provance 2012-5-24 512- 20 Riverside San Bernardino Mountains, Banning, foothills and alluvial fan near border with Beaumont, NE of the intersection of Highland Springs Avenue and Wilson St. 1067 Comment
  UCR273030  Quercus berberidifolia Mitch Provance 2012-1-25 17378 Riverside Badlands of Western Riverside County, San Timoteo Canyon, SW end along SCE powerline access roads between El Casco Substation and the Hwy. 60. 677 Comment
  UCR94888  Quercus berberidifolia G. R. Ballmer, K. T. Stockwell 1996-9-22 s.n. Riverside Murrieta, Warm Springs Creek, SE of Hogbacks 366 Comment
  RSA476548  Quercus chrysolepis E. Fitzgerald 1929-05 s.n. Riverside Idylwild, San Jacinto Mts. Comment
  RSA502497  Quercus cornelius-mulleri Steve Boyd 1989-6-11 3739 Riverside Vail Lake area, S flank of Oak Mountain, N of the lake. 549 Comment
  SD126462  Quercus cornelius-mulleri A. C. Sanders, E. J. Lawlor 1988-10-22 8720 Riverside Santa Rosa Mountains, Pinyon Flats area, near the Dolomite Mine on the trail to Horsethief Creek 1200 Comment
  UCD46037  Quercus engelmannii Jack Easton 1989-4-18 s.n. Riverside Antelope Valley area N of Murrieta. Ca. 1.5 mi NW of intersection of Antelope Road and Hwy I-15, and due N of intersection of Nutmeg and Jackson Streets. 396 Comment
  SBBG58953  Quercus kelloggii J. E. Butner 1948-10-3 660 Riverside 1 mi above Fern Valley, end of rd Comment
  UCR169243  Quercus kelloggii Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 12- 83 Riverside San Jacinto Mtns, San Bernardino National Forest, 10 miles north of Idyllwild on Hwy 243 near Lake Fulmor, Site L12 1637 Comment
  SD146252  Quercus palmeri A. C. Sanders, Mitch Provance 1998-5-14 21848 Riverside Jurupa Mountains, Rattlesnake Mountain, Crestmore, above watertank west of Cedar Ave., above intersection of Andalusia & Malaga Streets, NW-facing slope of hill, on ridgetop between rock outcrops & cliffs; Fontana 7.5' quad. 366 Comment
  UCR117248  Quercus palmeri A. C. Sanders, S. D. Boyd, Mitch Provance, J. Ross 1998-10-25 22291 Riverside San Jacinto Mtns., Santa Rosa Indian Reservation along Hwy 74, 4 mi. east of Hwy 371 junction to Anza 1378 Comment
  UCSB1145  Quercus palmeri Haller, John 1960-5-15 Riverside Vandeventer Flat, 3.3 mi. E of the junc. of the road to Anza on Calif. 74 1371 Comment
  IRVC1361  Quercus turbinella R. H. Whittaker, W. A. Niering 1963-5-27 SJ 10 Riverside San Jacinto Mountains, Hemet Highway. Slope N 35 degrees with granite soil. 1265 Comment
  CAS-BOT-BC105000  Quercus wislizeni Peter H. Raven 1958-5-17 12960 Riverside along road to Banning 6.1 miles NW of Lake Fulmor, San Jacinto Mountains Comment
  RSA783155  Quercus wislizeni J. D. Olmsted 1962-5-3 3501 Riverside 5 degree S slope with south population of Quercus keloggii on Thomas Mt. 1768 Comment
  UC2062974  Quercus wislizeni J. D. Olmsted 1962-5-2 3526 Riverside Along road from Santa Rosa Indian Reservation to old Village, etc., at first canyon crossing to SW side. Comment
  UCR135728  Quercus wislizeni Mitch Provance, Kerry Knudsen, Petra Wester 2004-5-8 9035 Riverside Santa Rosa Mtns., c. 0.05 miles S on Santa Rosa Mt. Road from Hwy 74 1402 Comment
  RSA0097941  Quercus wislizeni var. frutescens Marc A. Baker, Chris Taylor, Paul Roberge 2015-7-9 18403 .1 Riverside San Gorgonio Pass, 34 km WNW of central Palm Springs, 300m south of the San Gorgonio River, 3 km ENE of Banning. 662 Comment
  RSA0028773  Quercus wislizeni var. frutescens R. E. Riefner Jr. 2006-10-11 6 -530 Riverside E of Rainbow Canyon, N of Rainbow Heights, Termite's Hike Trail. 595 Comment
  UCR209657  Quercus wislizeni var. wislizeni Fred M. Roberts, Robt. L. Allen 2008-6-23 7049 Riverside Santa Ana Mountains, Santiago Peak, eastern slope, Main Divide Truck Trail, at the junction with Coldwater Trail, 1.5 km east-northeast of the summit of the peak 1479 Comment
  UCR22074  Rafinesquia californica Steve Boyd 1980-4-27 135 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 640 Comment
  JOTR34052  Rafinesquia neomexicana La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2952 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; loamy-gravel, steep, southeast facing slopes above Lost Horse Mine Trail Comment
  RSA550012  Rafinesquia neomexicana Walter Wisura, John Dolan, C. Demme 1992-4-13 4685 Riverside Wileys Well road, 2.7 miles s of prison Comment
  SD232315  Ranunculus aquatilis Scott D. White, Justin M. Wood 2008-7-9 12442 Riverside San Jacinto Mountains: K Flat, from large plnd downstream to meadow. Pond, meadow, creek, and adjacent uplands. 1426 Comment
  UC1536041  Ranunculus aquatilis var. capillaceus Robert F. Thorne 1973-5-23 45529 Riverside Mesa de Colorado Santa Rosa Plateau (vernal marsh) 609 Comment
  UCR79255  Ranunculus hebecarpus Steve Boyd, T. S. Ross, Orlando Mistretta 1992-3-31 6759 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Tenaja Trail from junction with Morgan Trail S to Pigeon Spring area 793 Comment
  SD237582  Ranunculus muricatus O. F. Clarke 2004-3-22 Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus (Riverside East 7.5'Q) 351 Comment
  UCR248003  Ranunculus muricatus O. F. Clarke 2010-4-16 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR113732  Ratibida columnaris Mitch Provance 2000-7-30 2173 Riverside Jurupa Mountains, Glen Avon Heights, on the north side of Conning St. (dirt road portion traversing from W to E), which lies between Campbell St. and Lindsay St. 262 Comment
  UCR193307  Rhamnus californica subsp. tomentella A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35603 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.25 mi SW of Fleming Ranch, meadow on nameless tributary NW of Herkey Crk., north of Bonita Vista Rd. and NE of May Valley Rd. 1562 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
  RSA526085  Rhamnus ilicifolia Steve Boyd, Tim S. Ross 1990-5-11 4658 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  SDSU20273  Rhamnus ilicifolia Adrienne D. Russell, Tahirch Linz & Matt Guilliams 2000-4-29 125 Riverside Santa Margarita Ecological Reserve, Temecula, insect trail, mapping project for plant taxonomy class. Comment
  UC488989  Rhamnus ilicifolia C. V. Meyer Jun 1927 164 Riverside Saunder's Meadow San Jacinto Mts. 1737 Comment
  UCR174565  Rhamnus ilicifolia Jennifer H. Jones 2006-6-6 398 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
  RSA284575  Rhamnus tomentella subsp. cuspidata C. W. Tilforth, John Dourley 1980-7-15 2074 Riverside South leg of Thomas Mountain Road, south of Lake Hemet, west of Hiway 74. Comment
  RSA471017  Rhododendron occidentale B. C. Templeton 1953-7-26 s.n. Riverside Idyllwild. 1646 Comment
  UCSB4805  Rhododendron occidentale Kamb, Peter 1946-5-24 Riverside Hall Canyon, San Jacinto Mts. 1645 Comment
  HSC3151  Rhus ovata C. L. Hitchcock, C. V. Muhlick 1964-3-17 23098 Riverside 3 mi. SE of Glen Ivy Hot Springs. Comment
  SD229050  Rhus ovata Dick Schwenkmeyer, Bethany Jenkins 2012-3-7 631 Riverside Mt. San Jacinto 1085 Comment
  UCR270181  Rhus ovata A. C. Sanders, Jeanne Marie Acceturo & participants in Jepson Workshop 2016-4-2 42395 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, vicinity of lab and old Emerson house site 488 Comment
  RSA1173  Ribes indecorum B. D. Stark 1930-3-18 1487 c Riverside 1/2 way up west side of Mt San Jacinto. Comment
  UC1127274 Image available Ribes malvaceum A. Lewis 1934-3-4 311 Riverside Tin Mine Canyon Cleveland National Forest, Corona Quadrangle Comment
  SEINET13942611 Image available Ribes malvaceum Joseph Andorfer Ewan 1933-1 10896 Riverside Bushy canyong bottom. Tin Mine Canyon, Santa Ana mountains Comment
  UCSB39052  Ribes malvaceum var. malvaceum Jorgensen, Jan 1982-1-19 Riverside 3 kilometers up highway 243 from interstate 10; Banning; San Jacinto Mountains Comment
  UCR35280  Ribes nevadense L. B. Ziegler 1970-5-20 401 Riverside San Jacinto Mtns, North Fork of the San Jacinto River (Dark Canyon). 1677 Comment
  RSA446204  Romneya coulteri Gale Sphon 1955-3-7 s.n. Riverside 3 miles east of Lake Elsinore. 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
  UCR158952  Rorippa curvisiliqua A. C. Sanders, R. E. Riefner Jr. 2005-8-12 31558 Riverside San Jacinto Mtns., Valley Hi County Park (closed) off Hwy 243 and Twin Pines Rd. at McMullen Flat 1189 Comment
  UCR84611  Rorippa nasturtium-aquaticum Scott D. White, S. Ogg 1994-4-21 2005 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  UCR188895  Rorippa palustris subsp. occidentalis Fred M. Roberts, S. Leatherman 2007-9-19 6587 Riverside Santa Ana Canyon, Santa Ana River, across from Green River Golf Course, 0.15 km W of Green River Road bridge 128 Comment
  POM366415  Rubus parviflorus M. B. Dunkle 1933-7-21 3731 Riverside Idyllwild. 1616 Comment
  RSA0011488  Rubus parviflorus Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 4995 Riverside In Strawberry Creek below Strawberry Valley approximately 2.25 air miles southwest of Idyllwild. Comment
  RSA736691  Rubus ursinus Scott D. White 2004-4-26 10260 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Indian Creek Watershed. 518 Comment
  UCR25086  Rumex acetosella A. C. Sanders 1980-7-22 1720 Riverside San Jacinto Mtns, Dutchman's Flat in Bear Trap Canyon about 1 mi (airline) west of Idyllwild. Between Hwy 243 and Foster Lake 1814 Comment
  CLARK-A1528-3797  Rumex californicus John C. Roos 1952-5-26 5719 Riverside Reche Canyon 457 Comment
  SD70908  Rumex conglomeratus Helen V. Witham 1969-7-2 183 Riverside De Luz Creek crossing, 4 mi. N. of De Luz. One plant seen, in crack in boulder, impossible to get root (stout taproot ?). 249 Comment
  UCR268299  Rumex salicifolius Jim Andre 2012-6-15 30552 Riverside San Jacinto Mountains, west slopes of range along Poppet Flat Road, Poppet Creek canyon, 3.2 miles west of Hwy 243 1022 Comment
  UCR182532  Rumex salicifolius var. denticulatus Mitch Provance 2005-5-17 6578 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
  RSA605755  Sagina apetala A. C. Sanders 1996-3-17 17980 Riverside Coachella Valley: Palm Springs, weedsin landscaping of shopping center at SE corner of Raquet Club Dr. and Palm Canyon Dr., (33 deg 51 N, 116 deg 33 W.) 250 Comment
  RSA234075  Sagina decumbens subsp. occidentalis R. F. Thorne 1969-6-6 39337 Riverside Santa Rosa Plateau: Ranch California; along small stream. 610 Comment
  UCR133217  Sagittaria latifolia S. J. Myers 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 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
  SDSU7072  Salazaria mexicana J. Godsil 1953-3-20 575 Riverside hwy to Twenty- nine Palms; Joshua National Monument. 792 Comment
  CAS-BOT-BC103898  Salix exigua Mrs. H. P. Bracelin 1932-4-12 601 Riverside East side of bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside 240 Comment
  LA208610  Salix exigua Mrs. H. P. Bracelin; 1932-4-12 601 Riverside E side of bridge over Santa Ana River, 4.8 km. N of Arlington on rd to Pedley, W of Riverside 240.0 Comment
  POM2076  Salix exigua I. M. Johnston 1918-5-26 1994 Riverside Santa Ana River, NW of Corona. 152 Comment
  SBBG58912  Salix exigua var. hindsiana F. R. Fosberg 1932-3-13 8078 Riverside Thousand Palms Cyn Comment
  LA208735  Salix gooddingii Carl Epling; 1927-3-27 sn Riverside Thousand Palms Comment
  SDSU12997  Salix gooddingii Michael G. Simpson 1999-10-27 2027 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  SEINET244839  Salix gooddingii A. C. Sanders, Mark Elvin; Julie M. Vanderwier 2002-4-16 24971 Riverside The Badlands; Hills and canyons west of Laborde Canyon, 1 mi NE of Eden Hot Springs, SW of Beaumont Comment
  SJSU179  Salix gooddingii C. B. Wolf 1932-4-28 3085 Riverside back of Colorado R c. 800 m from Stste Inspection Station on way to Blythe Bridge 91 Comment
Read comments
Mar 26 2011
  RSA701561  Salix laevigata Steve D. Boyd, Aydee Virgen 2004-4-13 10847 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  POM319098  Salix lasiolepis Patricia Wilder 1971-2-4 4917 Riverside Santa Ana River in Prado Park; east of Archibald Ave. 244 Comment
  RSA126716  Salix lasiolepis Peter H. Raven 1958-5-17 12965 Riverside along road to Banning 6.1 miles northwest of Lake Fulmor, San Jacinto Mountains. Comment
  RSA487457  Salix lasiolepis Bill Wagner 1988-3-7 s.n. Riverside Woodcrest area, ca. 6 miles SW of Riverside. NE corner of Hibiscus and Dauchy Streets. 479 Comment
  RSA741186  Salix lasiolepis Scott D. White, Justin M. Wood 2008-6-16 12120 Riverside San Jacinto Mountains: Fobes Canyon, +/- 1 mile up Fobes Ranch Road from Fobes Spring. 1540 Comment
  UC5061  Salix lasiolepis H. M. Hall 1901-7-20 2512 Riverside Strawberry Valley San Jacinto Mountains 1676 Comment
  UCR26204  Salix lasiolepis John C. Roos, L. Roos 1952-3-1 5383 Riverside 2.5 miles north of Moreno by a seep below reservoir 610 Comment
  CAS-BOT-BC128448  Salix lasiolepis var. lasiolepis Frank W. Peirson 1933-4-13 10646 Riverside Road from Deep Canyon to Idlewild at the Palm Creek crossing. 1356 Comment
  POM362681  Salix lucida subsp. lasiandra H. de Forest, Jack Rempel 1933-10-29 s.n. Riverside Snow Creek Canyon. 549 Comment
  UC1178573  Salix lutea Peter Kamb 1949-5-8 1406 Riverside Hall Canyon San Jacinto Mts., Hall Canyon 1645 Comment
  UCR45119  Salsola paulsenii L. F. LaPre 1986-9-25 s.n. Riverside Sonoran (Colorado) Desert, Cabazon Indian Reservation, adjacent to Southern Pacific R.R. tracks, c. 1 mi NW of Mecca, between Buchanan and Lincoln Sts., Coachella Valley 52 Comment
  RSA724029  Salsola tragus R. E. Riefner 2006-11-14 6 -675 Riverside City of Riverside, Main St. at Russell St. 259 Comment
  RSA714635  Saltugilia australis A. C. Sanders, D. Malueg 2003-5-8 26573 Riverside Perris-Aguanga Basin region: 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. 396 Comment
  RSA71813  Saltugilia australis F. W. Peirson 1920-2-16 2296 Riverside Andreas Canyon, San Jacinto Mts. 274 Comment
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Oct 2 2011
  RSA771350  Saltugilia australis Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4480 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
  RSA0094572  Saltugilia australis Leigh A. Johnson, J. Mark Porter 1997-3-7 97 -004 Riverside Whitewater Canyon, south slopes of San Bernardino Mtns, just N. of I-10. Infrequent plants locally at base of east facing mtns approcimately where slope steepens and ravines begin., Located on west side of Whitewater Canyon Road at point where drainage pipes fo under road and fence is erected (just south of first houses). 600 Comment
  RSA0094958  Saltugilia australis Steve D. Boyd, Tim Ross, Dave Bramlet 1993-5-13 7383 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Wildhorse Canyon, from confluence with Los Alamos Canyon upstream approx. 1 mile. 412 Comment
  RSA0105423  Saltugilia latimeri Annie M. Alexander, Louise Kellogg 1941-5-4 2114 Riverside Joshua Tree National Monument[now National Park]. 1250 Comment
  UC23851  Saltugilia splendens subsp. splendens H. M. Hall June, 1901 2211 Riverside vicinity Strawberry Valley (San Jacinto Mountains, Southern California); San Jacinto Mountains, vicin Strawberry Valley 1600 Comment
  RSA772575  Salvia apiana Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5008 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
  UCLA69768  Salvia apiana unknown 1905-5-25 763 Riverside Riverside Comment
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Feb 3 2013
  UCR214322  Salvia apiana A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38382 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
  SEINET2066007 Image available Salvia carduacea Howard S. Gentry 1981-6-13 23713 Riverside Between Anza and Aguanga. Comment
  UC63763  Salvia carduacea H. M. Hall Riverside Perris Valley Comment
  IRVC2083  Salvia columbariae Jim Pierce 1965-4-7 none Riverside Blythe. Sonoran Desert Comment
  RSA401486A  Salvia columbariae N. R. Zabriskie, Walter Zabriskie 1973-4-25 655 Riverside On slopes east of Hwy 74 opposite Black Hill; Deep Canyon drainage area, N slope Santa Rosa Mts. 915 Comment
  UCR214705  Salvia columbariae A. C. Sanders 2010-3-23 37540 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, at SW foot of Palen Mountains 130 Comment
  UCSB9265  Salvia columbariae Wedberg, H. 1957-3-23 Riverside Whitewater Canyon Comment
  JEPS62715  Salvia eremostachya W. L. Jepson and H. M. Hall 1901-5-22 1397 Riverside near Vandeventer's; Palm Canyon of San Jacinto 609 Comment
  CLARK-A1528-3116  Salvia greatae John C. Roos 1963-11-2 Riverside Orocopia Mountains Comment
  CLARK-A1528-5697  Salvia greatae John C. Roos 1963-9-9 Riverside Orocopia Mountains Comment
  JEPS16863  Salvia greatae Marjorie D. Clary 1933-4-9 2185 Riverside 4 mi n Dos Palmos (n Colorado Desert); Colorado Desert 121 Comment
Read comments
Apr 29 2008
  UC1179540  Salvia greatae Peter H. Raven 1958-5-5 12907 Riverside E of and 3.6 mi on road up S side of Orocopia Mtns Coachella Canal; Orocopia Mtns Comment
  SEINET13947460 Image available Salvia greatae Jon M. Stewart 1986-1 86 -8 Riverside South fork of Hidden Spring Canyon, Mecca Hills. (T7S, R10E, SW1/4 of NE1/4 sec. 12) 1000 ft alt. 305 Comment
  SD232707  Salvia mellifera Scott D. White 1995-4-5 2708 Riverside Western Riverside: Badlands: Base of Badlands slopes, off Redlands Bl. USGS Sunnymead 7I(c) quad. 640 Comment
  UC2015593  Salvia mellifera Scott D. White 1996-3-16 3823 Riverside Perris Basin, Lakeview Mts., N of Winchester, at Maze Stone Picnic Area. Comment
  UCR174264  Salvia mellifera A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32671 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd., near stream crossing of dirt road 549 Comment
  UCR213536  Salvia mellifera A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37806 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, under powerlines near dirt extension of Lake St., 1.1 mi. NW (356 deg. ) of intersection of I-15 and Lake St. 549 Comment
  CLARK-A1528-4964  Salvia mohavensis John C. Roos 1947-2-15 3234 Riverside Eagle Mountains Comment
  UCLA69866  Salvia pachyphylla J. Ewan 1930-8-31 2149 Riverside trail out of Tahquitz Valley; San Jacinto Mountains 2651 Comment
  RSA359518  Sanicula bipinnatifida Steve Boyd 1986-3-9 1379 Riverside Temescal Canyon: Alberhill Mountain, S slope of mountain just east of claymine area. 427 Comment
  UCR21933  Sanicula bipinnatifida Steve Boyd 1980-5-2 166 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UC796594  Sanicula graveolens LeRoy Abrams 1901-6-15 1840 Riverside Santiago Peak Comment
  CLARK-A1528-127  Sarcostemma cynanchoides subsp. hartwegii Fred B. Essig 1967-4-2 Riverside Glen Ivy Hot Springs Comment
  CLARK-A1528-128  Sarcostemma cynanchoides subsp. hartwegii Bruce Freeman 1968-5-11 680511-3 Riverside Santa Ana Mountains 182 Comment
  UCR178513  Sarcostemma cynanchoides subsp. hartwegii R. G. Swinney 1967-2-12 0022 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Snow Creek 335 Comment
  CDA15706  Sarcostemma hirtellum G. F. Hrusa, J. A. Hart 1993-4-4 10592 Riverside Cholla Garden, Joshua Tree NM. 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
  RSA47452  Schedonorus arundinaceus J. C. Roos 1949-5-21 4317 Riverside Temecula. 304 Comment
  RSA480014  Schismus arabicus Steve Boyd, S. Meury, L. Arnseth, D. Nordin, Timothy S. Ross 1988-3-10 2141 Riverside North end Palen Mountains, 2 mi west of Palen Pass 300 Comment
  RSA757739  Schismus barbatus LeRoy Gross, Jackie McConnaughy, Drew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4308 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
  UCR162279  Schismus barbatus 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
  CAS-BOT-BC111576  Schoenoplectus americanus John Thomas Howell 1928-1-28 3286 Riverside Along stream, Thousand Palms, Colorado Desert. Comment
  JOTR35174  Schoenoplectus americanus La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 3275 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
  RSA366056  Schoenoplectus americanus Anstruther Davidson 1904-5-1 1092 Riverside Palm Springs. Comment
  RSA737274  Scirpus acutus var. occidentalis Justin M. Wood 2008-9-22 151 Riverside SW Perris Basin; Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  UC840545  Scirpus americanus Ivan Johnston 1917-4-4 Riverside along creek (Palm Canyon, Colorado Desert, Southern California); Colorado Desert, Palm Canyon 274 Comment
  UCR277734  Scirpus microcarpus Mitch Provance 2012-1-26 112- 01 Riverside Badlands of Western Riverside County, San Timoteo Creek, about 3.5 miles west of Beaumont, N side of Hwy. 60 1479 Comment
  RSA0026266  Scutellaria bolanderi subsp. austromontana Fred M. Roberts 2013-6-7 7782 Riverside Peninsular Ranges: Santa Ana Mtns.: Tributary to Upper San Juan Canyon near Chiquito Basin Trail, 1.7 kilometers NNW Upper San Juan Campground. 536 Comment
  RSA388916  Scutellaria bolanderi subsp. austromontana T. S. Elias, Boyd, Tan 1986-7-23 10156 Riverside Santa Rosa Plateau: along Cole Creek. 610 Comment
  RSA339674  Selaginella bigelovii Robert F. Thorne, W. A. Tilforth 1980-5-28 54219 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  UC306709  Selaginella bigelovii S. B. Parish 1918-4-3 11695 Riverside mouth of San Jacinto Canyon (Oak Lodge) 914 Comment
Read comments
Nov 20 2011
  VVC2879  Selaginella bigelovii Tim Thomas, P. J. MacKay 2010-4-12 5053 Riverside San Bernardino Mtns, Whitewater River; Mouth of Catclaw Flat, at the Paw. 878 Comment
  CAS-BOT-BC62079  Selaginella eremophila Ira L. Wiggins 1938-3-25 8925 Riverside Eagle Canyon, 3-5 miles south of Palm Springs Comment
  POM49865  Selaginella watsonii Philip A. Munz, I. M. Johnston 1924-7-27 8761 Riverside Dark Canyon, San Jacinto Mountains. 2409 Comment
  UC489137  Senecio C. V. Meyer June 1927 212 Riverside foot of Idyllwild Grade San Jacinto Mts. 762 Comment
  RSA525450  Senecio californicus Steve Boyd, David E. Bramlet 1990-4-29 4495 Riverside Lake Skinner County Park, SE base of Bachelor Mountain. Comment
  UCR227594  Senecio flaccidus var. monoensis Duncan S. Bell, Joy England 2010-10-5 1978 Riverside San Jacinto Mountains, San Bernardino National Forest, Garner Valley, c. 1.75 air miles southeast of junction of Forest Service Road 6S04 and Forest Service Road 6S13 1387 Comment
  RSA473052  Senecio mohavensis Christopher Davidson 1979-4-4 7728 Riverside Orocopia Mountains, E of Box Canyon on Box Canyon Rd., 15.1 miles E of Mecca. Dirt road to the SE. 579 Comment
  RSA709853  Senecio mohavensis Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4633 Riverside Along Palen Pass Road, near Packard Well, S end of Granite Mountains. 502 Comment
  RSA473114  Senecio vulgaris M. V. Hood 1945-3-26 s.n. Riverside Cottonwood Creek near Aguanga. Riverside and San Diego county line. 610 Comment
  UCR121300  Senecio vulgaris A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 25009 Riverside The Badlands, summit of Mt. Eden, SW of Beaumont 671 Comment
  RSA0117857  Senegalia greggii Sarah J. J. De Groot, Rachel Darney-Lane 2016-6-14 7905 Riverside Whitewater Canyon: along the Pacific Crest Trail ca. 0.7 air miles south of Red Dome, ca. 1.1 trail miles north-northwest of Whitewater Preserve. West of Whitewater River. 737 Comment
  UC68647  Senna armata H. M. Hall Apr, 1905 5981 Riverside Canyon Springs Colorado Desert, Canyon Springs Comment
  UCR269234  Senna artemisioides A. C. Sanders, T. B. Salvato, Cecile Shohet 2016-2-28 42000 Riverside Peninsular Range, along Hwy 79 c. 1 km east of Los Caballos Rd. and 1 km west of Pauba Rd. 401 Comment
  SD233238  Sequoia sempervirens Scott D. White, Justin M. Wood 2009-5-22 12922 Riverside San Jacinto Mts: Halfway Spring, accessedvia Old Control Road. Spring surrounded by small patch of wetland. 1159 Comment
  SEINET239052 Image available Setaria verticillata T. B. Salvato, A. C. Sanders 2000-4-27 63 Riverside Coachella Valley; between Filmore and Buchanon on Avenue 56. Comment
  RSA776707  Sherardia arvensis Steve D. Boyd 2005-7-4 11633 Riverside City of Riverside, Wood Steets neighborhood, southeast of confluence of Arroyo Tequesquite and Santa Ana River, northeast corner of Brockton Ave. and Beechwood Place. 244 Comment
  UCR138762  Sidalcea malviflora Scott D. White 1997-5-18 5166 Riverside San Jacinto Mtns., Vista Grande Area: just west of USFS Vista Grande Fire Station (i.e. Hwy 243, c. 10 road mi SE of Banning) 1509 Comment
  UCR201653  Sidalcea malviflora subsp. sparsifolia Scott D. White, Justin M. Wood 2008-5-15 12007 Riverside San Jacinto Mountains, Johnson Meadow 1476 Comment
  RSA591749  Silene laciniata subsp. major J. C. Roos 1965-6-19 s.n. Riverside Skyline Drive, S of Corona Comment
  UC120158  Silene parishii Dr. A. Davidson Riverside Mt. San Jacinto Comment
  UCR201999  Silene verecunda Mike Misenhelter 2005-6-8 s.n. Riverside Peninsular Range; San Jacinto Mtns., Idyllwild, south edge of town, 37 acre Lane property south of the intersection of Hwy 243 and Marian View Dr., west edge of Hwy 243 and off Robin Dr., West Ridge Rd., and Chickadee Way 1610 Comment
  CLARK-A1656-745  Simmondsia chinensis Theo Glenn 1979-3-28 Riverside San Jacinto Mountains Comment
  SEINET10389797  Simmondsia chinensis A. C. Sanders, Jim Malusa 2015-3-9 41360 Riverside Chocolate Mountains, along Gasline Road at major wash crossing 1.9 mi. south of Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range 686 Comment
  SBBG87391  Sisymbrium irio A. C. Sanders with B. Pitzer, D. Charlton 1986-3-1 6013 Riverside Chuckwalla Valley, 1 mi W of Hayfield Lake, 2 mi SW of pumping station on a small cutoff rd from Hayfield Rd to the dirt rd to Colorado River Aqueduct 426 Comment
  UCR112970  Sisymbrium irio B. G. Pitzer, T. Tennant 1998-2-21 3532 Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake, on the lakebed, 1/2 to 3/4 mi.le SE of the pumping station 412 Comment
  RSA651179  Sisymbrium irio Marion P. Harthill 1971-3-19 27 Riverside Palm Desert. Comment
  IRVC12880  Sisyrinchium bellum B. T. Gittins 1966-5-1 1283 Riverside Santa Rosa Plateau. Peninsular Ranges, Santa Ana Mountains Comment
  SDSU13899  Sisyrinchium bellum Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2129 Riverside Santa Margarita Ecological Reserve (SDSU), southeast region, El Valle meadow. 648 Comment
  SEINET269468  Solanum americanum Scott D. White, Steve Ogg 1994-10-17 2480 Riverside Temecula Murrieta Creek channel directly west of Calle Cortez/ Del Rio intersection. 305 Comment
  CSUSB792  Solanum douglasii Steve Walker 1966-5-13 Riverside City of Riverside, Fairmount Park on western perimeter, 300 yards into streambed from road. 304 Comment
  NY826945  Solanum elaeagnifolium D. L. Banks 1996-5-16 1038 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; along Los Caballos Road, approximately 0.5 m S of Hwy. 79, 100 m N of the Golf Course access road; along the E side of the road next to a vineyard. 399 Comment
  UCR121345  Solanum elaeagnifolium A. C. Sanders, Mark Elvin, , Vipul Joshi 2002-4-26 25026 Riverside The Badlands, west fork of Laborde Canyon near old rocket test facility 622 Comment
  SDSU13685  Solanum parishii J. Jill Steinberg, Janet Knotts 1998-4-3 6 Riverside Ca. 1/4 miles along foot trail leading in a southeasterly direction from road, approximately 1/4 miles northeast of Santa margarita (SDSU) Field Station trailer, north of Santa Margarita River. 335 Comment
  JEPS12143  Solanum umbelliferum W. L. Jepson 1939-4-17 19124 Riverside near Twin Springs (Temescal Canyon); Temescal Canyon 274 Comment
  RSA33824  Solanum umbelliferum N. C. Cooper 1944-4-21 1140 Riverside Banning. 701 Comment
  RSA427387  Solanum umbelliferum Bonnie C. Templeton 1930-4-9 1080 Riverside Moreno Grade, S.W. of Beaumont 700