Search Results — 2000 specimen records retrieved (1904 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229311  Abronia villosa Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring 60 Comment
  SEINET785371  Abronia villosa Leo A. Galloway 1969-1 1084 Riverside 1.5 miles southeast of Cathedral City, State Highway 111. Comment
  SEINET893717  Abronia villosa Norman C. Cooper 1944-1 1104 Riverside Cabazon. 457 Comment
  UC212904  Abronia villosa S. B. Parish 1918-4-3 11703 Riverside San Jacinto Plains, Italian Wash Comment
  POM730  Abronia villosa var. aurita T. S. Brandegee 1899-1 s.n. Riverside Palm Springs. Comment
  RSA19900  Abronia villosa var. aurita I. W. Clokey, E. G. Anderson 1935-8-21 s.n. Riverside Hemet Lake 1300 Comment
  RSA461038  Abronia villosa var. aurita N. C. Cooper 1944-4-23 1104 Riverside Cabazon. 457 Comment
  RSA461201  Abronia villosa var. aurita N. C. Cooper 1944-7-15 1592 Riverside Palms to Pine Hwy 1463 Comment
  RSA615321  Abronia villosa var. aurita Scott D. White 1997-5-25 5221 Riverside Bautista Canyon: Along Bautista Canyon Rd., less then 1.3 road miles NW of Hixon Tralhead (USFS NO. 2E43) 701 Comment
  RSA0051636  Abronia villosa var. aurita Bruce Haines 1962-5-6 186 Riverside 38 mi. S. of Palm Desert on California Highway 74. 1371 Comment
  CAS-BOT-BC203219  Abutilon Elizabeth McClintock 1958-4-2 s.n. Riverside East side of Salton Sea Comment
  UCR100362  Acacia iteaphylla A. C. Sanders, Steve Morgan 1997-11-6 21588 Riverside Riverside, UCR Botanical Garden, dry W-facing slopes east of the Australian section 396 Comment
  UCR263479  Acamptopappus sphaerocephalus A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41504 Riverside San Gorgonio Pass, north of San Gorgonio River wash, c. 3 miles east of Cabazon, south of I-10 and generally NE of water bottling plant 457 Comment
  SEINET13363739 Image available Achillea lanulosa Dieter H. Wilken 1965-1 276 Riverside Herkey Creek Public Camp, Hemet Valley, San Jacinto Mountains 1372 Comment
  UCR195129  Achillea millefolium A. C. Sanders, Tim Thomas 2008-8-1 35955 Riverside Peninsular Range; San Jacinto Mtns., lower Coldwater Creek near Mountain Center, SSE of Keenwild Fire Station 1372 Comment
  UCR34912  Achillea millefolium L. B. Ziegler 1968-6-12 313 Riverside San Jacinto Mtns, Thomas Mtn 1951 Comment
  RSA697717  Achnatherum hymenoides J. Russell Bruff 1928-4-11 73 Riverside Whitewater. Comment
  POM162738  Achnatherum parishii subsp. parishii Ralph Hoffmann 1929-9-6 15 Riverside Granite ridges, San Jacinto Mountains. 2439 Comment
  POM183975  Achyronychia cooperi P. A. Munz 1932-3-14 11999 Riverside Palm Springs. 91 Comment
  SDSU14013  Acmispon argophyllus var. argophyllus Dinna Estrella, M. G. Simpson 2002-4-20 27 Riverside Santa Margarita Ecological Reserve. Road shoulder of Via Tornado Road, near junction with Santa Margarita river. 233 Comment
  CAS-BOT-BC204874  Acmispon argyraeus var. argyraeus H. M. Hall 1897-8-1 s.n. Riverside Sta [Santa] Rosa Mt 25 m. S. of Palm Springs Comment
  SD185219  Acmispon glaber var. brevialatus A. C. Sanders 2005-5-4 29838 Riverside Gavalin Hills near Riverside, ca. 1.0 km east and southeast of Gavilan Peak. 625 Comment
  SD215528  Acmispon strigosus Steve Boyd, Tim Ross, et al. 1990-4-2 4045 Riverside Vail Lake area, lower slopes of Agua Tibia Mountain, along Highway 79, east of USFWS Dripping Springs Guard Station. 487 Comment
  SJSU10327  Acmispon strigosus B. A. Summers 1958-4-8 Riverside Alejo Rd 0.5 mi S of Palm Springs Comment
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Apr 17 2011
  RSA131709  Acourtia microcephala E. K. Balls 1958-6-27 23297 Riverside Indian Truck Trail, by locked gate, 6.9 mi. nw. from jct. with Main Divide, Santa Ana Mts. 457 Comment
  RSA793266  Acourtia microcephala Aaron C. Sedgwick, April Garbat 2012-5-5 98 Riverside West of San Jacinto Forest Service land and south of Hwy. 74. Entry point is from an unmarked road just ~1000 ft. west of the ranger station. Continue through citrus groves to BLM land located in a canyon south of the groves. 610 Comment
  UCR112805  Adenostoma fasciculatum A. C. Sanders 1997-5-1 20607 Riverside Lake Skinner area, north foot and lower slopes of Black Mtn., edge of Crown Valley on E side of Rawson Canyon 671 Comment
  OBI74461  Adenostoma sparsifolium David J. Keil 1983-4-15 16910 Riverside Near Aguanga along SR79 Comment
  UCR193950  Adenostoma sparsifolium A. C. Sanders 2008-7-25 35902 Riverside Peninsular Range; San Jacinto Mtns., east side of May Valley, NE of Bonita Vista Rd. at foot of hills 1543 Comment
  RSA535476  Adiantum jordanii Steve Boyd, Timothy S. Ross, Orlando Mistretta 1992-2-2 6654 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness of the Cleveland National Forest. Lower half of Tenaja Cyn, especially about Fishermans Camp. Comment
  RSA586096  Adiantum jordanii Darin L. Banks, Steve Boyd 1995-3-30 119 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, E of the Woodchuck Trail. 713 Comment
  UC4153  Agave deserti C. Van Deventer 1901-1 Riverside e face San Jacinto Mt. Comment
  RSA741069  Agoseris heterophylla Scott D. White, Justin M. Wood 2008-6-5 12077 Riverside San Jacinto Mountains: Garner Valley: Hwy 74 at Thomas Mountain Rd. - SW corner of junction. 1326 Comment
  POM17824  Agoseris retrorsa P. A. Munz, D. Keck 1923-6-14 7075 Riverside Glen Ivy Trail to Santiago Peak. 1584 Comment
  POM306149  Agoseris retrorsa H. J. Ramsey 1937-5-30 1340 Riverside Near water course Comment
  UC729550  Agrostis exarata Carl B. Wolf 1932-8-6 3997 Riverside 2 9/10 mi from Idyllwild (on road to Hemet); San Jacinto Mts. 1219 Comment
  RSA591753  Agrostis pallens E. W. Lathrop 1966-5-29 6377 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak. Cleveland National Forest 1220 Comment
  UCD53276  Agrostis scabra F. M. Reed 1928-7-10 6009 Riverside Strawberry Valley - Camp Emerson, San Jacinto Mts. 1524 Comment
  UCR2121  Agrostis scabra F. M. Reed 1920-7-10 6009 Riverside San Jacinto Mtns., Ridge south of Camp Emerson 1524 Comment
  UC36992  Agrostis viridis H. M. Hall June, 1901 2275 Riverside along watercourses San Jacinto Mountains, vicinity of Strawberry Valley 1615 Comment
  POM126263  Aliciella latifolia Martha Hilend 1927-4-2 s.n. Riverside Box Canyon near Shaver's Well, Colorado Desert. Comment
  SD70778  Aliciella latifolia David B. Dunn 1948-2-21 3672 Riverside Pushawalla. Comment
  SBBG5869  Aliciella latifolia subsp. latifolia H. and M. Dearing 1940-1-1 4073 Riverside near Painted Cyn, Mecca Comment
  SFV17337  Allionia incarnata J. D. Dilley, J. N. Hogue 108.20 1998-4-23 276 Riverside Sonoran Desert Chuckwalla Mountains. Corn Springs Wash at Corn Spring. 488 Comment
  UCR169942  Allionia incarnata Scott D. White, Jennifer H. Jones 2005-4-21 10942 Riverside Sonoran Desert, Eastern Coachella Valley. Bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  RSA698213  Allionia incarnata var. nudata J. Russell Bruff 1929-12-28 449 Riverside Dos Palmas Comment
  UCSB18432  Allium fimbriatum Smalley, G. 1964-5-10 Riverside Pinyon Flats Campground, State Highway 74 1249 Comment
  SEINET8467179 Image available Allium haematochiton S. D. White 2001-4-19 8376 Riverside Perris / Sun City area. Just east of Goetz Road and south of Ethanac Road, c. 1.5 - 2.0 mi west of Interstate 215 442 Comment
  UCR117303  Allium haematochiton A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 724 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  RSA543618  Allium munzii Steve Boyd 1991-5-7 6153 Riverside Santa Ana Mountains, SE and E side of Elsinore Peak. 1006 Comment
  RSA770512  Allium munzii S. Mashayekhi, Steve Boyd, D. Buck, J. Mendosa 2010-4-22 SM 048 Riverside Plateau rim of Estelle Mt. Comment
  UC843342  Allium munzii C. B. Clokey, I. W. Clokey, B. Templeton 1930-4-15 4621 Riverside Gavilan Peak 600 Comment
  UCR42431  Allium munzii Steve Boyd 1986-4-10 1640 Riverside Peninsular Range, Gavilan Hills region, Temescal Canyon: Along DePalma Road between Indian Truck Trail & Horsethief Canyon, 0.1 mi E [west?] of the Indian Truck Trail exit of Hwy I-15 372 Comment
  UCR94487  Allium munzii Steve Boyd 1982-4-17 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
  RSA741575  Allophyllum glutinosum Scott D. White, Justin M. Wood 2008-6-17 12171 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  RSA773667  Allophyllum violaceum Duncan S. Bell, J. D. England 2010-5-20 1030 Riverside San Bernardino National Forest: Garner Valley, approximately 2 miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1374 Comment
  UCR278834  Alternanthera caracasana Mitch Provance 2012-7-17 712- 11 Riverside San Gorgonio Pass, South Banning, adjacent to west side of Banning High School and the KOA on San Gorgonio Ave. 1134 Comment
  UCR264250  Amaranthus fimbriatus A. C. Sanders, Jim Malusa 2015-9-10 41862 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
  UCR125274  Amaranthus retroflexus A. C. Sanders 2002-11-21 25641 Riverside Temescal Valley, development called 'Trilogy at Glen Ivy' at the confluence of Bixby and Anderson Canyons 366 Comment
  CAS-BOT-BC13610  Ambrosia acanthicarpa D. E. Breedlove 1961-8-5 949 Riverside Along state highway 74, 5 miles east of Keen Camp, Hemet Valley, San Jacinot Mountains 1341 Comment
  UC1518845  Ambrosia acanthicarpa Robert F. Thorne, Kay L. Wright and Richard K. Benjamin 1982-10-8 55355 Riverside near, in wash between new and old hwy bridges and along Whitewater River Whitewater Post Office; San Bernardino Mts., Whitewater River, Whitewater Canyon 411 Comment
  HSC66728  Ambrosia dumosa D. L. Goforth, D. Reed 1980-3-25 360 Riverside Hwy. 195, 6 miles E of Mecca. Box Canyon, Mecca Hills 122 Comment
  JOTR29081  Ambrosia dumosa La Doux, Tasha 2005-3-30 1198 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  POM41493  Ambrosia dumosa Marcus E. Jones 1924-2-7 s.n. Riverside Salton Sink near Oasis. Comment
  RSA0112109  Ambrosia dumosa Duncan S. Bell, Amanda Turek 2009-3-30 190 Riverside South end of the Arica Mountains; approximately 1.5 air miles southwest of Priest Well. 365 Comment
  RSA23691  Ambrosia dumosa R. S. Woglum 1937-04 298 Riverside Mojave Desert: Palm Springs. Comment
  SDSU13506  Ambrosia psilostachya W. Miller with C. Mosse 1972-7-13 Riverside west of M.W.D. Station. Comment
  UCR182537  Ambrosia psilostachya Mitch Provance 2003-7-4 4639 Riverside San Bernardino Valley, Riverside, Monticello Ave. near the canal, between Driftwood and Conway Drives 226 Comment
  RSA605292  Ambrosia pumila D. E. Bramlet 1997-7-18 2575 Riverside Nichols Road Wetland Area: The site is located approximately 7.5m northwest of Nichols Road and 91m west of Alberhill Creek. This locality is approximately 366m southwest of the I-15 Freeway. 117 Comment
  LA203755  Ambrosia salsola A. M. Johnson; 1932-3-19 3880 Riverside below [S of] Palm Springs Comment
  SEINET10797876  Ambrosia salsola David B. Dunn, Howard Brown 1947-2-9 Dunn 2853 Riverside Pushawalla Canyon, Indio Hills. In dry wash. Comment
  RSA0065861  Ambrosia salsola var. salsola Cheryl Sevilla, Sarah J. De Groot 2015-3-16 23 Riverside Transverse Ranges, San Bernardino Mountains region: San Gorgornio Wilderness Area; just west of Mission Creek; 0.7 miles northwest of the Stone House. 819 Comment
  SBBG87792  Ambrosia salsola var. salsola A. C. Sanders with D. Charlton, B. Pitzer 1986-3-1 6023 Riverside NW end of Hayfield Lake, ca. 0.5 mi SW of the pumping station 411 Comment
  RSA680518  Amelanchier pallida Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8635 Riverside San Jacinto Mountains: Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. i.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  UCR35318  Ammannia coccinea Helen Lacey 1978-8-21 596 Riverside San Jacinto Valley, Old Mountain Nursery, east of San Jacinto Comment
  POM1905  Amorpha fruticosa I. M. Johnston 1918-5-30 s.n Riverside Temecscal Canyon (near Lee Lake). 335 Comment
  SDSU12992  Amorpha fruticosa Michael G. Simpson 1999-10-27 2023 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  SEINET12519191  Amsinckia douglasiana Rea Raymond 1962-1 269 Riverside 3 mi. N of Elsinore on State Highway #91. Santa Ana Mts. Comment
  UCR91420  Amsinckia intermedia Scott D. White 1995-4-5 2728 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  RSA0089611  Amsinckia intermedia P. A. Munz, R. D. Harwood 1920-2-28 3239 Riverside 3 mi SW of Corona. 305 Comment
  RSA0089617  Amsinckia intermedia J. Olmstead 1962-5-2 3449 Riverside Sandy flat by saddle just N of Box Springs Mountains, by road from Pigeon Pass. 777 Comment
  RSA0089625  Amsinckia intermedia Steve Boyd, Timothy S. Ross 1991-6-14 6377 Riverside Warm Springs Creek at NE end of Hogbacks ridge from Alamos Rd. S to confluence w/ Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Spings. Comment
  RSA782811  Amsinckia tessellata A. C. Sanders, Nathan Moorhatch 2011-3-22 38763 Riverside Powerline corridor through hills 6.4 km SW of Perris, east of Hwy 74 and south of Ethanac Rd. 473 Comment
  RSA0091445  Amsinckia tessellata F. W. Peirson 1919-4-13 995 Riverside Alkali Canyon, first canyon east of Palm Canyon near Palm Springs. 381 Comment
  UCR52071  Amsinckia tessellata var. tessellata C. Huebner 1988-4-17 8- 13 Riverside Gavilan Hills, Harford Springs County Park; Gavilan Rd.; 1 mile east of Cajalco Rd. 732 Comment
  UC218068  Amsonia tomentosa P. A. Munz and I. M. Johnston 1922-5-7 5253 Riverside Little San Bernardino Mts., Keyes Ranch 1066 Comment
  RSA180287  Anagallis arvensis E. W. Lathrop 1965-4-25 5671 Riverside 4 miles Sw of Murrieta. Comment
  RSA662565  Anagallis arvensis P. Shirokawa 1998-5-15 33 Riverside Cleveland National Forest- Trabuco Ranger District, 0.3 miles from Ortega Highway (State Highway 74) on North Main Divide Road. 808 Comment
  UCR281242  Anagallis minima Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317- 31 Riverside Menifee Valley, Menifee, about 0.5 miles south of Sun City, and 0.5 miles west of Romoland, SW corner of Lazy Creek Rd. and Murrieta Rd. 431 Comment
  UCR174359  Ancistrocarphus filagineus A. C. Sanders 2006-5-19 32383 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
  RSA500988A  Ancistrocarphus filagineus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3107 A Riverside Vail Lake area, dried bed of man-made pond and adjacent slopes at N base of rounded knob 1.25 miles WSW of dam. 610 Comment
  UCR89389  Andropogon glomeratus A. C. Sanders, O. F. Clarke, P. J. MacKay, S. D. White, C. L. Sanders 1994-11-27 15873 Riverside San Jacinto Mtns/Colorado Desert, Palm Canyon, from Hermit's Bench upstream to just beyond the confluence with East Fork 300 Comment
  CAS-BOT-BC392002  Anemone tuberosa Louis C. Wheeler 1953-3-31 7042 Riverside Riverside Mountains: Near Mountaineer Mine Comment
  UC891462  Anisocoma acaulis K. Watkins and E. McClintock 1937-4-10 Riverside near road to, on Palms-to-Pines Highwayl Shumway Comment
  UCR111741  Anthemis cotula S. J. Myers 1996-5-30 s.n. Riverside Corona: River Road bridge over the Santa Ana River 159 Comment
  CLARK-A1528-838  Antirrhinum coulterianum C. M. Flanagan 1973-5-31 OO 649 Riverside Morongo Indian Reservation Comment
  POM14074  Antirrhinum coulterianum Philip A. Munz, D. D. Keck 1922-4-14 4999 Riverside East of White Water Ranch. 244 Comment
  RSA33650  Antirrhinum coulterianum N. C. Cooper 1944-7-17 1425 Riverside West side 1524 Comment
  SEINET7048204  Antirrhinum kelloggii Steven R. Hill, Andrew C. Sanders 2001-5-4 33716 Riverside Santa Rosa Plateau, eastern rim, north side of Avenida del Oro, just east of junction with Sandia Creek Drive, 2 miles west of junction of Rancho California Road and Route I-15. Elevation 1570 - 1670 feet. 509 Comment
  SD227898  Antirrhinum nuttallianum A. C. Sanders 1994-5-15 14492 Riverside Mount Rubidoux, a rocky granitic hill on the NW side of Riverside on the east bank of the Santa Ana River. 399 Comment
  UCR260866  Antirrhinum nuttallianum A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-1 41548 Riverside Peninsular Range, Eastern Foot of Santa Ana Mtns., Temescal Canyon, south of Indian Truck Trail and SW of Lee (Corona) Lake, just north of Temescal Canyon Rd., bank of lower Indian Canyon Wash 344 Comment
  SDSU14193  Antirrhinum nuttallianum subsp. nuttallianum Kristin Andrade, Mike Simpson 2002-4-20 13 Riverside On north side of Santa Margarita river, tenth of a mile from junction of Via Tornado road. Santa Margarita Ecological Reserve Road. 229 Comment
  RSA717461  Apiastrum angustifolium Scott D. White 2006-4-28 11317 Riverside Wildomar., east of the I-15 Freeway and north of Baxter Rd. South- and west-facing hillsides, minor ephemeral wash, and upper bajadas at bases of hills. 427 Comment
  UCR177645  Apiastrum angustifolium S. J. Myers, John Green 2003-4-23 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1189 Comment
  POM157898  Apocynum sibiricum P. A. Munz 1927-5-21 10896 Riverside San Carlos Pass, 2 mi S.E. of Ansa. 1372 Comment
  POM366957  Aquilegia formosa Robert L. Rutherford 1945-6-17 1673 Riverside Burned Canyon, Banning. 1220 Comment
  UC853788  Aquilegia formosa C. Epling and Wm. Robison 1935-6-30 Riverside between Pine Flat Camp and Fuller's Mill Mt. San Jacinto Comment
  UC9007  Aquilegia formosa H. M. Hall July 1901 2374 Riverside San Jacinto Mtns 1524 Comment
  POM366954  Aquilegia formosa var. truncata E. A. McGregor 1954-9-16 s.n. Riverside Idyllwild, San Jacinto Mountains 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
  POM184733  Arabis pulchra var. gracilis C. L. Hitchcock 1932-4-9 12229 Riverside Joshua Tree National Monument; White Tanks, eastern Riverside. Comment
  SEINET3239987  Arceuthobium campylopodum R. L. Mathiasen 2009-1 2009 -67 Riverside 1 km S of south fork of the San Jacinto River bridge on St. Rte. 74. 1350 Comment
  RSA562562  Arctostaphylos glandulosa Steve Boyd 1993-3-14 7727 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Northeastern corner of the wilderness, south of Elsinore Peak, in broad saddle on high ridge forming east side of Wildhorse Canyon. 976 Comment
  RSA629383  Arctostaphylos glandulosa Jon E. Keeley 1992-4-17 15082 Riverside End of Woodchuck Road, Woodchuck Resort. 2 km south of Highway 79. 670 Comment
  RSA629402  Arctostaphylos glandulosa Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19521 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  CAS-BOT-BC23120  Arctostaphylos glandulosa subsp. glandulosa Scott D. White 1996-8-1 4450 Riverside San Jacinto Mts., Idyllwild Area: North of Isomata along USFS Rd. 5S24.1 1645 Comment
  RSA596717  Arctostaphylos glandulosa subsp. glandulosa L. C. Wheeler 1960-5-11 7697 Riverside San Jacinto Mountains. 1 mi. west of Hurley Flat. Comment
  SDSU13500  Arctostaphylos glandulosa subsp. glandulosa W. Miller with C. Mosse 1972-7-20 Riverside Comment
  RSA608235  Arctostaphylos glandulosa subsp. zacaensis Steve Boyd, Bart O'Brien 1998-1-13 10069 Riverside Santa Ana Mountains: north end of the range, ESE of Sierra Peak along Main Divide Road (3S04), ca. 0.6 mi from summit of peak on divide between Fresno and Fremont canyons. 914 Comment
  CAS-BOT-BC24668  Arctostaphylos glauca Ralph Hoffmann 1929-9-11 s.n. Riverside Hamilton Grade. Comment
  RSA631748  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19289 Riverside Highway 79, at Radec. 580 Comment
  RSA631754  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19269 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631757  Arctostaphylos glauca Jon E. Keeley 1992-9-27 21809 Riverside Highway 74 at Pinyon Flats, southwest of Palm Desert. 1290 Comment
  RSA631774  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16535 Riverside Red Mountain Road, 6-6.8 km east of R3. 1015 Comment
  RSA631777  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19270 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA632250  Arctostaphylos glauca Jon E. Keeley 1974-6-6 4096 A Riverside Past Agunga [Aguanga?] across from ranch with blue fish sign. 60 Comment
  RSA633533  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20151 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633580  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20118 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633586  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22506 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633660  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16659 Riverside Road to Santa Rosa Mountain (7S02), 8.7 km south of Highway 74. 1935 Comment
  RSA633666  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21770 Riverside Dirt road to Santa Rosa Mountain, 9.2 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1995 Comment
  RSA635599  Arctostaphylos peninsularis subsp. peninsularis Jon E. Keeley 1992-7-17 16755 Riverside Road to Thomas Mtn. (5S15), 1.8 km south of Toolbox Spring, west of Garner Valley, San Jacinto Mountains. 1785 Comment
  UCR140583  Arctostaphylos pringlei Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 10- 74 Riverside San Jacinto Mtns, San Bernardino National Forest, 2 miles north of Idyllwild on Hwy 243, Site L10 1717 Comment
  CAS-BOT-BC44362  Arctostaphylos pringlei subsp. drupacea Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild Comment
  CSUSB1396  Arctostaphylos pringlei var. drupacea Markell Kohn 1959-4-19 Riverside On Banning- Idllywild Road, 2.8 miles north (below) of Grande Vista Ranger Station. Comment
  CAS-BOT-BC46342  Arctostaphylos pungens Munz; Johnston 1922-5-20 5491 Riverside Head of Hemet Valley, San Jacinto Mts. 1524 Comment
  RSA636021  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19493 Riverside West of Temecula, off Calmara Rd., 1 km south of Carancho Rd. and west of De Luz Rd., eastern Santa Margarita Mountains. 600 Comment
  RSA636161  Arctostaphylos rainbowensis Jon E. Keeley 1992-8-2 18808 Riverside East of Hwy 15, off Rainbow Cyn. Rd., 3 km north of San Diego Co. line. 400 Comment
  UCR158146  Arctostaphylos rainbowensis S. J. Myers 1993-1-22 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, SW of Mesa de Colorado, Carancho Rd. at Tortuga Rd. 396 Comment
  CAS-BOT-BC401604  Argemone corymbosa subsp. corymbosa J. H. Thomas 1949-4-23 455 Riverside 9 miles north of Desert Center, near Boulder Well, on highway between Desert Center and Rice Comment
  POM410  Argemone munita subsp. munita L. T. Street, M. Durant 1918-5-12 s.n. Riverside San Jacinto Comment
  CAS-BOT-BC137652  Aristida adscensionis C. L. Hitchcock 1940-3-30 s.n. Riverside Cottonwood Spring. Comment
  RSA704195  Aristida adscensionis Gary D. Wallace 1982-5-15 1996 Riverside Palms to Pines Highway, 7 level hill. Comment
  RSA735401  Aristida adscensionis Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah DeGroot, Valentin Arvizu, Tim Thibault 2004-5-14 11231 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
  SEINET3918922  Aristida adscensionis Elizabeth Neese 1979-4-10 7084 Riverside Ca 25 mi W of Blythe, desert along Interstate 10.; 0 244 Comment
  UCR200288  Aristida adscensionis Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11231 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range 549 Comment
  SEINET14198934  Aristida purpurea J. C. Roos 1965-9-26 Riverside Palm Springs, in a parkway 122 Comment
  UCD56533  Aristida purpurea var. fendleriana Peter H. Raven 1958-5-18 13003 Riverside San Jacinto Mountains, Pinyon Flats. Comment
  RSA727009  Aristida purpurea var. purpurea Naomi Fraga, Lisa Rojas 2005-2-10 1417 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 502 Comment
  UCR100574  Aristida purpurea var. purpurea George K. Helmkamp 1997-11-1 2513 Riverside Sonoran (Colorado) Desert, Bermuda Dunes, 41st St and Sparky (just east of Washington and south of I-10) 30 Comment
  UCR59703  Aristida purpurea var. wrightii A. C. Sanders 1989-9-19 9497 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 1.75 km (airline) south of Tabaseca Tank, along the wash above 'Tabaseca Target 680 Comment
  SEINET10842820  Artemisia J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12829 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then ca 1.3 km on Whitewater Canyon Road. Comment
  UCR106909  Artemisia douglasiana D. L. Banks, L. Raz 1996-11-5 1166 Riverside Agua Tibia Mountains, Pechanga Indian Reservation, ESE of San Gabriel Church; along floodplain of the southern fork of Pechanga Creek. 415 Comment
  SD245246  Artemisia dracunculus R. F. Thorne, E. W. Lathrop, W. Wisura 1977-7-8 49533 Riverside Santa Ana Mountains: along Ortega Highway (74). Comment
  UC1871200  Artemisia dracunculus Steve Boyd, Tim Ross, Travis Columbus 1993-10-23 8193 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Morrell Canyon along Morgan Trail (5W02). 755 Comment
  SBBG7642  Artemisia ludoviciana H. and M. Dearing 1937-11-28 2538 Riverside Santa Rosa Mtn Comment
  SD48521  Artemisia ludoviciana subsp. albula E. K. Balls, P. C. Everett 1957-11-4 22747 Riverside Snow Creek, near old fish hatchery; north base San Jacinto Mountains. 700 Comment
  UC449647  Artemisia palmeri F. M. Reed 1905-9-28 Riverside Santa Ana River bottom 243 Comment
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Sep 10 2008
  CLARK-A1528-7777  Asclepias albicans John C. Roos 1965-7-23 Riverside Eagle Mountains Comment
  JEPS5536  Asclepias albicans Marjorie D. Clary 1932-4-12 178 Riverside 8 mi sw Coachella; Colorado Desert, Santa Rosa Mts. 152 Comment
  SD259960  Asclepias albicans J. Andre 2012-4-11 20788 Riverside Joshua Tree National Park; NW Eagle Mtns, along dirt road to Black Eagle Mine, 0.7 mi. east of road to Cottonwood Spr (Sutah Trail), 34 mi. south of Hwy 62 at 29 Palms. At interface of steep rocky (granitic) hills and large wash. 729 Comment
  UCR17634  Asclepias eriocarpa O. F. Clarke 1975-7-20 s.n. Riverside San Jacinto Mtns, Valley Hi Co. Park at McMullen Flats off Hwy 243 1183 Comment
  JOTR32021  Asclepias erosa La Doux, Tasha, T. Herskovits, M. Harding 2011-4-21 2251 Riverside Joshua Tree National Park. Pinto Basin, south of Sand Hill; wide, sandy wash draining into Pinto Wash (Stop 3) 476 Comment
  POM3352  Asclepias erosa H. M. Hall 1901-06 2111 Riverside Eastern base of the San Jacinto Mountains, along the border of the Colorado Desert. Comment
  RSA782135  Asclepias erosa Stephanie Rockwood, Christi Gabriel 2011-10-18 131 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 99 Comment
  SEINET3081693 Image available Asclepias erosa E. R. Blakley B- 1559 Riverside 20 mi West of Blyth 168 Comment
  SEINET10837266  Asclepias subulata Billy Joe Cox 1975-10-10 Cox 4213 Riverside Palo Verde, 1-3 km W, (ca. 32 km S of Blythe); creosote desert scrub, sandy and gravelly entisols 70 Comment
  UCR250858  Asphodelus fistulosus Dick Newell, Judy Booth 2014-3-9 355 Riverside Peninsular Range; Santa Ana Mtns., South Main Divide Road, 0.34 mi. east of Ortega Hwy 865 Comment
  POM153374  Aster frondosus Philip A. Munz, I. M. Johnston 1928-9-12 11246 Riverside North end of Lake Elsinore. Comment
  CLARK-A1528-5445  Aster menziesii John C. Roos 1951-10-19 Riverside San Timoteo Canyon dry, semi-alkaline road side; with Artemisia douglasiana and Distichlis stricta; ; El Casco 7.5' 609 Comment
  POM1992  Astragalus douglasii var. parishii I. M. Johnston 1917-4-4 1005 Riverside Andreas Canyon. Comment
  RSA415490  Astragalus douglasii var. parishii M. B. Dunkle 1933-7-20 s.n Riverside Idyllwild, San Jacinto Mountains. 1616 Comment
  UC13446  Astragalus douglasii var. parishii H. M. Hall May 1899 1158 Riverside Van de Venter's San Jacinto Mountians, El Toro Region, Van de Venter's (in the El Toro Region, San Jacinto Mountains) 1371 Comment
  UC1563117  Astragalus douglasii var. parishii Steve Boyd, Tim Ross, Laurel Arnseth 1989-3-18 2998 Riverside Temecula Creek Cyn below Vail Lake dam (Vail Lake area); Temecula Creek Cyn below Vail Lake dam 457 Comment
  UCR102822  Astragalus gambelianus A. C. Sanders 1997-3-26 20112 Riverside Lake Skinner area, NW foot of Tucalota Hills, shallow valley along dirt road 0.65 mi. east of main Lake Skinner road 457 Comment
  UCR112849  Astragalus gambelianus A. C. Sanders 1997-5-1 20622 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
  UCR237114  Astragalus gambelianus Duncan S. Bell, Joy England 2010-5-17 1007 Riverside San Jacinto Mountains, Rouse Ridge, c. 3 air miles southeast of junction of Hwy 74 and forest service road 5S15 1045 Comment
  CAS-BOT-BC186905  Astragalus insularis var. harwoodii A. C. Sanders 2010-3-15 37392 Riverside Sonoran (Colorado) Desert: pass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 deg. ) of Blythe 152 Comment
  RSA704771  Astragalus insularis var. harwoodii Michael Wall 2005-5-15 373 Riverside Corn Springs Wash immediately north of Corn Springs campground. Plants locally common within the north channel of the wash. Plants rare within the southern channel of the wash. 487 Comment
  POM27038  Astragalus lentiginosus var. coachellae George B. Grant 1906-4-8 6714 Riverside Palm Springs. Comment
  SEINET3127334  Astragalus lentiginosus var. coachellae H. M. Hall 1905-1 Riverside Comment
  UC218004  Astragalus nuttallianus var. imperfectus P. A. Munz, D. Keck Apr 9 1922-Apr 12 1922 4846 Riverside vicinity Corn Springs (Chuckwalla Mountains, Colorado Desert); Colorado Desert, Chuckwalla Mountains, vic Corn Springs 670 Comment
  RSA286552  Astragalus palmeri John F. Emmel 1979-9-12 693 Riverside SE end San Jacinto Mts. desert slope; South base of Sugarloaf Mtn., near SE end of Pinyon Flat. 1250 Comment
  RSA415401  Astragalus palmeri B. C. Templeton 1930-3-22 1637 Riverside Palm Springs. 400 Comment
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Jan 4 2012
  CAS-BOT-BC194141  Astragalus pomonensis M. E. Jones 1882-4-27 s.n. Riverside Temecula Comment
  CAS-BOT-BC194175  Astragalus pomonensis Carl B. Wolf 1935-4-7 6298 Riverside Gavilan Hills Region, 1 mi. W of Val Verde 487 Comment
  CSUSB1295  Astragalus pomonensis I. S. Singh 1972-5-2 Riverside Highway 71, 5 miles south of Elsinore Comment
  RSA681882  Astragalus pomonensis Scott D. White 2001-3-13 8161 Riverside Perris / Elsinore Basin: Menifee / Sun City area. Valleys and slopes east of Canyon Lake and west of Goetz Rd. 442 Comment
  RSA779938  Astragalus tricarinatus Duncan S. Bell, Jennifer Pilapil, Jackie McConnaughy 2011-5-3 2375 Riverside Just off of the Pacific Crest Trail between Whitewater canyon and Mission Creek canyon; approximately 0.6 air miles northeast of Red Dome. 859 Comment
  CAS-BOT-BC66099  Athyrium filix-femina var. cyclosorum G. B. Grant 1901-8-1 4514 Riverside Strawberry Val. S. Jacinto Mts. Comment
  UCR1669  Athysanus pusillus J. R. Allen 1962-4-4 8- 253 Riverside Perris-Aguanga Basin region, 6 mi south of Perris, 1/3 mi south of Newport Rd. on Murrieta Rd. 427 Comment
  UCR249834  Athysanus pusillus T. B. Salvato, John Lovio 2013-3-19 7358 Riverside Perris-Aguanga Basin, Menifee Valley, Los Alamos Road at its crossing of Warm Springs Creek, and hill west of Jeanette Drive 402 Comment
  CLARK-A1528-160  Atrichoseris platyphylla Charlotte Stocks 1963-5-5 Riverside 365 Comment
  UC963819  Atrichoseris platyphylla Helen K. Sharsmith 1952-4-8 4051 Riverside near, and ca. 2.5 miles beyond Mission Well Meek Mine; Mojave Desert, Pinto Mountains 579 Comment
  SEINET3930036  Atriplex argentea var. mohavensis Steve Boyd, Darin L. Banks 1994-9-29 8365 Riverside Lake Elsinore, floodplain east of dike along San Jacinto River, west of Sedco Hills community.; 0 381 Comment
  UC110326  Atriplex canescens T. S. Brandegee Nov 1891 Riverside Salton Comment
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Sep 11 2011
  UC1329988  Atriplex canescens James E. Cole 1941-10-20 933 Riverside Optimist Mine Road Joshua Tree National Monument, Lost Horse Valley (Lost Horse Valley, Joshua Tree National Monument) 1310 Comment
  UC850756  Atriplex canescens Carl B. Wolf 1932-10-13 4305 Riverside Cottonwood Springs Colorado Desert, , Cottonwood Springs (Eagle Mts.) 289 Comment
  CAS-BOT-BC170212  Atriplex canescens subsp. canescens Joseph Andorfer Ewan 1931-10-3 5226 Riverside Mockingbird Canyon near Arlington Comment
  LA204703  Atriplex canescens var. laciniata Raymond B. Cowles; 1936-11-29 sn Riverside Indian Wells Comment
  POM278704  Atriplex canescens var. laciniata Grant D. Brown 1950-12 449 Riverside 5 mi. W. of Indio on Hyway #99 Comment
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Apr 7 2011
  JEPS90678  Atriplex coronata var. notatior D. Bramlet and P. Gordon-Reedy 1991-5-8 2125 Riverside some 8.2 km sw of Hemet (approx 10 m e of California Rd, just ne of jct of Califoria & Marvin Hull Rd, approx 50 m n of AT&SF Railroad Tracks and 300 m w of MWD Canal); San Jacinto Valley crownscale 498 Comment
  RSA532564  Atriplex coronata var. notatior D. E. Bramlet 1991-6-1 2178 Riverside 1.4 km west of Nuevo and some 10 m. south of the end of the 12th street. The population is some 17 m. east of the San Jacinto River. 473 Comment
  RSA532567  Atriplex coronata var. notatior D. E. Bramlet 1991-5-7 2117 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
  UCD169503  Atriplex coronata var. notatior Mitch Provance 2005-5-17 6594 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. 396 Comment
  CAS-BOT-BC170256  Atriplex hymenelytra H. S. Gentry 1933-2-23 s.n. Riverside Dos Palmos Comment
  CLARK-A1528-2520  Atriplex hymenelytra John C. Roos 1947-2-1 3221 Riverside Painted Canyon Comment
  RSA65390  Atriplex hymenelytra F. W. Peirson 1924-12-30 5415 Riverside Thousand-Palms Canyon, edge of Coachella Valley. 122 Comment
  RSA760814  Atriplex hymenelytra Thomas Stoughton, Jacqueline McConnaughy, Andrew Monks, M. Volke 2010-4-20 144 Riverside Hwy 177. N of Desert Center and Desert Lily Sanctuary. E of Joshua Tree National Park border. 274 Comment
  UC1922264  Atriplex hymenelytra Scott D. White, Brian Leatherman 2005-5-4 11016 Riverside Sonoran Desert: Eastern Coachella Valley. Thermal area; bajada below Mecca Hills and East of the Coachella Canal. Comment
  UCR228398  Atriplex hymenelytra Thomas R. Stoughton, J. McConnaughy, A. Monks, M. Volke 2010-4-20 144 Riverside Little San Bernardino Mountains, Hwy 177, north of Desert Center and Desert Lily Sanctuary, east of Joshua Tree National Park border 274 Comment
  HSC25219  Atriplex lentiformis R. W. Spjut 1972-1-6 2099 Riverside Colorado Desert, along water courses from Indio, along Hwy. 111, S to Salton Sea -30 Comment
  POM279056  Atriplex polycarpa Grant D. Brown 1950-3-5 493 Riverside 3 miles east of Indio on hyway #60/70. -9 Comment
  RSA155459  Atriplex polycarpa L. S. Rose 1961-11-24 s.n. Riverside La Quinta. 15 Comment
  RSA478408  Atriplex semibaccata Richard C. Barkelew, Mark Morris 1929-3-3 s.n. Riverside Perris. Comment
  UCR275576  Atriplex suberecta T. B. Salvato, Jennifer Weiland 2005-6-13 605- 3 Riverside Peninsular Range; Temescal Valley, c. 1.5 mi N of Lake Elsinore at Nichols Road, between the intersection of Pierce and Baker Streets and Alberhill Creek, S of Hwy I-15 390 Comment
  RSA179493  Avena barbata E. W. Lathrop 1960-6-7 4885 Riverside 14 miles west of Murieta. Relondo Mesa. Comment
  VVC547  Avena fatua A. C. Sanders, J. Mac 1997-5-4 20649 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
  RSA77228  Ayenia compacta F. W. Peirson 1919-4-14 2069 Riverside Murray Canyon, near Palm Springs. Comment
  POM253447  Baccharis brachyphylla E. C. Jaeger 1939-12-1 s.n. Riverside Orocopia Mountains 366 Comment
  RSA502922  Baccharis emoryi Ed LaRue 1989-4-7 s.n. Riverside Woodcrest area: 1/2 mile NE of the intersection of Van Buren Blvd & Mockingbird Canyon Road. 365 Comment
  UC30368  Baccharis salicifolia subsp. salicifolia E. L. Koethern 1897-10-20 Riverside west Riverside Comment
  JEPS21264  Baccharis salicina S. B. Parish 1912-10-10 8348 Riverside Dos Palmas 0 Comment
  OBI37442  Baccharis salicina Oscar F. Clarke 1970-10-28 Riverside Botanic Gardens of the Univ. of CA, Riverside Comment
  UC1871349  Baccharis salicina Steve Boyd, Tim Ross, Travis Columbus 1993-10-23 8200 Riverside Peninsular Ranges; Santa Ana Mountains region; Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Morrell Canyon along Morgan Trail (5W02). T6S R5W W/2 SE/4 sec. 22. E/2 NW/4 sec. 27. Elev. 2880 - 2480 ft. Comment
  UCR167328  Baccharis sarothroides Scott D. White, J. Wood 2005-9-27 11231 Riverside San Gorgonio Pass, Cabazon: Alluvial benches and braided dry channels south of Interstate 10 and west of the San Gorgonio River 610 Comment
  POM153357  Baccharis sergiloides Philip A. Munz, I. M. Johnston 1928-9-6 11238 Riverside Morongo Creek, Colorado Desert 610 Comment
  RSA450760  Bahiopsis parishii J. C. Roos 1965-9-26 s.n. Riverside Santa Rosa Mtns. 701 Comment
  RSA350650  Baileya multiradiata D. A. Young 1969-3-28 p 430 Riverside Palm Springs. 305 Comment
  SBBG7793  Baileya pleniradiata K. K. Muller 1958-3-22 921 Riverside ca. 5.5 mi E of Desert Center Comment
  UC1931108  Barbarea orthoceras Scott D. White, Justin Wood 2008-6-18 12232 Riverside San Jacinto Mountains: K Flat Meadow. Comment
  RSA342538  Bebbia juncea R. F. Thorne, C. W. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54019 Riverside San Bernardino Mountains: 1/4 mile W of Whitewater P. O. and 1/2 mile W of Whitewater River 415 Comment
  RSA6111  Bebbia juncea C. B. Wolf 1932-5-24 3651 Riverside 0.5 mile below the Fish Hatchery, Snow Creek, north base of San Jacinto Mountains 549 Comment
  RSA696874  Bebbia juncea J. Russell Bruff 1928-4-1 77 Riverside Whitewater Comment
  CAS-BOT-BC100127  Bebbia juncea var. aspera H. M. Hall 1901-6-1 2010 Riverside Canyon of the San Jacinto River 762 Comment
  LA103754  Bebbia juncea var. aspera Robert F. Thorne; C. W. Tilforth 1973-5-30 43582 Riverside Coachella Valley, mouth of Morongo Valley at N-end of valley 548 Comment
  RSA0039603  Bebbia juncea var. aspera Deidre Conocchioli, Duncan S. Bell 2014-3-11 153 Riverside Devil Canyon in the Santa Rosa Wilderness area. W of Coachella Valley, 3 miles S of Lake Cahuilla. 110 Comment
  SFV6299  Bebbia juncea var. aspera T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-2 53 Riverside Little San Bernardino Mountains Little San Bernardino Mountains. Berdoo Canyon. Sandy wash. Comment
  UC50336  Bebbia juncea var. aspera H. M. Hall 1903-4-14 3803 Riverside vicinity of Riverside (Point of Rocks); Point of Rocks 396 Comment
  CAS-BOT-BC75738  Berberis nevinii Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla 1990-4-3 4074 Riverside Vail Lake area, upper benches and adjacent slopes of the east flank of 'Big' Oak Mountain, just south of the east summit 701 Comment
  RSA0028735  Bergia texana R. E. Riefner 1998-6-19 98 -370 Riverside Chino Fault; Corona Comment
  RSA651245  Bernardia incana N. R. Zabriskie, Walter Zabriskie 1971-4-9 364 Riverside Deep Canyon, north slope Santa Rosa Mountains. Ca. 2 miles on water service road south of Highway 74. 1311 Comment
  JEPS52451  Bernardia myricifolia W. L. Jepson 1928-4-23 12563 Riverside Cottonwood Spring Colorado Desert, Cottonwood Mts., Cottonwood Spring 731 Comment
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Oct 9 2010
  SD134536  Bidens laevis Craig Reiser 1991-9-17 Riverside Near Norco, in slough of Santa Ana River Comment
  UCR271519  Bloomeria crocea T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8361 Riverside Santa Ana Mountains, unnamed west-east trending canyon south of Mabey Canyon and north of Tin Mine Canyon, c. 0.6 mi west of the end of West Foothill Parkway 436 Comment
  RSA367332  Bloomeria crocea var. crocea N. C. Cooper 1944-7-16 1542 Riverside At trailside. San Jacinto Mt. above Pine Cove 2072 Comment
  JOTR30049  Boerhavia coccinea La Doux, Tasha 2006-10-24 1655 Riverside Joshua Tree National Park. Twentynine Palms, park headquarters, nursery compound Comment
  SD129258  Boerhavia coccinea A. C. Sanders 1989-9-19 9510 Riverside Chocolate Mountains Aerial Gunnery Range: 1.75 km (airline) south of Tabaseca Tank, along the wash above Tabaseca Target, along wash. UTM: 11S PH-35E, 07N 680 Comment
  UCD98029  Boerhavia coccinea T. C. Fuller 1968-7-17 17388 Riverside Behind post office, 288 E. Main St., San Jacinto. Comment
  SD255216  Boerhavia coulteri var. palmeri Sarah J. De Groot, Amy Rouillard 2015-9-15 7564 Riverside Ford Dry Lake, Chuckwalla Valley north of I-10. 106 Comment
  UC406764  Boerhavia intermedia Marcus E. Jones, A. M. 1929-9-16 24796 Riverside near Desert Center (Hayfields); Hayfields Comment
  UCR43369  Boerhavia intermedia R. F. Thorne, R. Dahlgren 1979-4-23 53600 Riverside Mojave and Colorado Deserts, Joshua Tree National Monument, Pinto Basin Road: along road at meeting area of Mojave and Colorado Deserts 1098 Comment
  RSA38714  Boerhavia triquetra P. A. Munz 1946-10-21 11589 Riverside Live Oak Tank, Joshua Tree National Monument. 1220 Comment
  UCR211549  Boerhavia wrightii Jim Andre, T. La Doux 2008-9-13 10259 Riverside Sonoran (Colorado) Desert, Palen Valley, along west side of Hwy 177, east side of Coxcomb Mountains, just west of Palen Valley Sand Dunes area, east boundary of Joshua Tree National Park 205 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
  RSA778519  Boerhavia wrightii Amber Swanson, Linda Jean Foster 2011-10-8 638 Riverside Large wash off Blythe Rice Rd 270 Comment
  JOTR33680  Bothriochloa barbinodis La Doux, Tasha, Mike Bell 2003-10-17 1592 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Wonderland of Rocks; Wonderland Wash, active wash corridor with sandy bottom, surrounded by granitic outcrops and pediments 1310 Comment
  SEINET3920224  Bouteloua aristidoides N. Duane Atwood 1991-9-9 17077 Riverside 4.8 miles west of Chirachoa Summit along I-10.; 0 Comment
  UCR23972  Bouteloua barbata John C. Roos 1946-9-14 3025 Riverside Santa Rosa Mtns., Pinyon Flats 1220 Comment
  JOTR16775  Bouteloua barbata var. barbata Hogan, J. 1975-9-6 162 Riverside Joshua Tree National Park. 999 Comment
  JOTR30836  Bouteloua barbata var. barbata La Doux, Tasha, Jim Andre 2008-9-16 346 Riverside Joshua Tree National Park. JTNP; NE end of Splitrock Picnic Area. Queen Mountain USGS 7.5 min Quad. Near 34 00.534' N 116 03.098' W 1327 Comment
  UCR251727  Bouteloua barbata var. barbata Deidre Conocchioli, Sarah J. De Groot 2013-9-18 49 Riverside Sonoran (Colorado) Desert, Valley [northwest of Chuckwalla] Mountains; from Desert Center take I-10 west for 9.2 miles, exit Red Cloud Rd., turn left under interstate over metal grate onto unpaved powerline road, 0.2 miles; collection site is along portion of road that runs nearly parallel with an old raised railroad for a short distance before diverging 442 Comment
  CAS-BOT-BC95419  Bowlesia incana F. W. Peirson 1922-4-30 2954 Riverside about 1.5 mi.es from Temecula River on Hemet Road, Lancaster Valley 518 Comment
  RSA525678  Bowlesia incana Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4547 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake Comment
  UCR91373  Brassica kaber Scott D. White, M. Jacobsmeyer 1996-4-20 3963 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
  UCR172276  Brassica nigra John F. Green 2006-5-3 s.n. Riverside Peninsular Ranges, French Valley, unincorporated Riverside County, along Briggs Road between Porth Road and Benton Road 409 Comment
  RSA678269  Brassica tournefortii V. Soza, J. M. Porter, Gary D. Wallace 2001-4-2 1079 Riverside Little San Bernardino Mountains region: Big Morongo Wash. 473 Comment
  SEINET4565892  Brassica tournefortii Duncan S. Bell 2010-4-1 669 Riverside Sonoran (Colorado) Desert; Arica Mountains; west side of Rice Valley, c. 1.2 air miles east of AT & SF railway line, c. 4.2 air miles east of Priest Well and c. 4.3 air mi. SE of the ghost town of Rice 208 Comment
  UCR166003  Brassica tournefortii Nathan Moorhatch 2005-2-17 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, east edge of Santa Rosa Mtns., La Quinta, west of Washington St., between Ave. 48 and Lake La Quinta Dr., 4 acre parcel 37 Comment
  UCR239805  Brassica tournefortii O. F. Clarke 2004-2-25 s.n. Riverside San Bernardino Valley Region, Box Springs Mountains, Two Trees Canyon 412 Comment
  CLARK-A1528-1656  Brickellia arguta John C. Roos 1948-5-1 3813 Riverside Whitewater Comment
  CAS-BOT-BC106194  Brickellia desertorum S. B. Parish 1896-4-2 s.n. Riverside Andreas Canyon, Palm Springs - Colorado Desert Comment
  RSA695643  Brickellia desertorum J. Russell Bruff 1928-12-4 390 Riverside Split Rock Comment
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Oct 23 2011
  RSA751015  Brickellia desertorum R. F. Thorne, F. R. Fosberg, M. H. Sachet, Charles C. Herbst 1983-4-23 55478 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  UCR22090  Brickellia desertorum Steve Boyd 1980-9-23 361 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau. 625 Comment
  CAS-BOT-BC100515  Brickellia incana J. C. Roos 1965-6-23 s.n. Riverside Colorado Desert. Lost Palms Wash, north of Chiriaco Summit near the Eagle Mtns. Comment
  UCR19256  Brickellia incana John C. Roos 1947-11-1 3751 Riverside Sonoran (Colorado) Desert, Eagle Mountains, mouth of Lost Palms Canyon, & up the canyon some distance Comment
  JOTR31136  Brickellia oblongifolia var. linifolia La Doux, Tasha 2009-6-3 1848 Riverside Joshua Tree National Park. (Stop 1): Little San Bernardino Mountains, Covington Flats, ridge line south of peak 1547 Comment
  RSA544398  Brickellia oblongifolia var. linifolia Steve Boyd 1991-6-8 6325 Riverside San jacinto Mts, Pinyon FLats area at jtn of Santa Rosa Mtn. Rd. and Hwy 74. 1400 Comment
  UCR154535  Brodiaea Jason L. Hlebakos 2005-5-18 696 Riverside Santa Rosa Plateau, Pool on E side of Mesa de Burro, above upper end of Miller Canyon 610 Comment
  RSA180515  Brodiaea santarosae E. W. Lathrop 1960-5-27 5221 Riverside 6 miles west of Murrieta. Comment
  UCR164914  Brodiaea santarosae Chris E. True, R. Vargas, M. Bornyasz 2003-6-3 s.n. Riverside Peninsular Ranges; Southern Santa Ana Mtns., Santa Rosa Plateau Area, Mesa de Colorado, east of large pool off [Via] Volcano road; CCB-WRC Monitoring site 2619 630 Comment
  UCR93840  Brodiaea santarosae J. E. Harrison 1996-5-23 s.n. Riverside Peninsular Ranges/Santa Ana Mtns, Santa Rosa Plateau: Redonda Mesa 854 Comment
  RSA682175  Bromus berteroanus Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky, Timothy S. Ross 2003-4-17 10455 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  LA13715  Bromus carinatus F. M. Reed; 1906-6-14 1006 Riverside San Bernardino Mountains, Arrowhead grade Comment
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Feb 23 2014
  UCR265595  Bromus carinatus Jordan Zylstra 2014-3-18 14007 Riverside San Jacinto Mountains, Apple Canyon, west of Apple Canyon Road 1453 Comment
  SEINET271857 Image available Bromus diandrus Scott D. White, Shelton Dowthit; Conserv. voluntee 1996-3-31 3847 Riverside LK Skinner Area: Riverside Land Conservancy conservation easement site, about 1/2 air mile south of the reservoir, near East Benton Road. USGS Bachelor Mtn. 7 1/2' topo map 518 Comment
  UCR92448  Bromus diandrus A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18110 Riverside San Bernardino Mtns, Morongo Indian Reservation, natural pond & bog at SE edge of Burro Flats 1100 Comment
  SEINET260204 Image available Bromus hallii M. Curto, L. Allen 1990-6-25 679 Riverside San Bernardino National Forest ; San Jacinto Mts ca 3km SE of Pine Cove on SBNF Rd 5S10 1830 Comment
  UCR23874  Bromus hallii John C. Roos 1942-6-20 994 Riverside Peninsular Range; San Jacinto Mtns, Dark Canyon Camp, North Fork San Jacinto River 1829 Comment
  UCR23320  Bromus hordeaceus John C. Roos 1952-4-29 5596 Riverside Box Springs Mtns, Reche Canyon. 457 Comment
  JOTR37759  Bromus madritensis subsp. rubens Hodges, Stephen R. 2016-2-29 715 Riverside Joshua Tree National Park. Pleasant Valley, off of Geotour Road near the Pushwalla Canyon trailhead Comment
  RSA673508  Bromus marginatus Scott D. White, Bill La Haye 2000-5-27 7956 Riverside San Jacinto Mountains: Baldy Mtn. area. 1616 Comment
  CLARK-A1528-4545  Bromus mollis John C. Roos, Lucille Roos 1950-4-15 4740 Riverside Pigeon Pass 457 Comment
  RSA774498  Bromus rubens Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4420 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 W116.64306 487 Comment
  RSA799068  Bromus rubens Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6864 Riverside South side of Joshua Tree National Park, Cottonwood Spring 823 Comment
  UCR114138  Bromus rubens B. G. Pitzer, J. Ross 1998-3-8 3595 Riverside Sonoran (Colorado) Desert, Hayfield Lake, on the lakebed, SE of pumping station, near center of lake 396 Comment
  UCR233071  Bromus rubens Edith B. Allen 2012-1-28 112- 01 Riverside Riverside, western foot of the Box Springs Mtns. on east edge of town, Islander Park, north of the east end of Big Springs Rd. 353 Comment
  RSA701408  Bromus rubens Steve Boyd, Aydee Virgen 2004-4-13 10864 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  CAS-BOT-BC185644  Bromus tectorum Peter H. Raven 1959-5-18 14235 Riverside Lake Fulmor, San Jacinto Mountains. Comment
  UCR174326  Bromus tectorum A. C. Sanders, T. B. Salvato 2006-6-2 33089 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. 579 Comment
  JOTR31863  Caesalpinia virgata La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2119 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  JOTR31932  Caesalpinia virgata La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2171 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; rocky wash draining into west Pinkham Wash Comment
  RSA697936  Caesalpinia virgata J. Russell Bruff 1929-12-27 446 Riverside 1000 Palms. Comment
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Nov 9 2011
  UCR226789  Caesalpinia virgata Jim Andre 2011-2-9 15908 Riverside Sonoran (Colorado) Desert, Mecca Hills, along Box Canyon Road at upper end of gorge, c. 6 mi south southeast of the junction with Hwy I-10, c. 12 mi west of Chiriaco Summit 284 Comment
  JEPS5836  Calandrinia ambigua Dr. L. M. Newlon 1922-4-2 417 Riverside along hwy between Westmoreland and Indio Indio; Colorado Desert Comment
  POM123120  Calandrinia ciliata Marcus E. Jones 1882-4-24 s.n. Riverside Temecula Comment
  UCR19204  Calandrinia ciliata John C. Roos 1966-3-24 s.n. Riverside Winchester 457 Comment
  UCR93019  Calandrinia ciliata G. P. Schultz 1994-4-7 81 Riverside Box Springs Mtns, Big Springs Canyon and N on the crest to Two Trees Canyon (S side) Comment
  SD229035  Calocedrus decurrens Dick Schwenkmeyer 2012-6-27 750 Riverside Strawberry Creek, 1/4 mile northwest of Humber Park, Idyllwild. 1914 Comment
  SD229037  Calocedrus decurrens Dick Schwenkmeyer 2012-8-28 824 Riverside Fuller's Mill camp, 2.6 mi. east of intersection of highway 243 and Fuller's Mill road, 7.5 miles north of Idyllwild. 1799 Comment
  UCSB10556  Calocedrus decurrens Ralph, F. 1959-5-16 Riverside Near the foot if Devil's Slide Trail entering the Wilderness area of Mt. San Jacinto State Park 1828 Comment
  RSA6108  Calochortus concolor Carl B. Wolf 1932-5-24 3654 Riverside Snow Creek, north base San Jacinto Mountains. 1 mile above the Fish Hatchery. 793 Comment
  UCR117615  Calochortus concolor Scott D. White 1997-5-25 5239 Riverside San Jacinto Mtns, Bautista Canyon: Hixon Trail (USFS No. 2E43), between trailhead at Bautista Canyon Road and intermittent stream crossing at c. 3200 ft 976 Comment
  JEPS17807  Calochortus excavatus W. L. Jepson 1903-8-8 2321 Riverside San Jacinto Mt., at Log Cabin on upper trail San Jacinto Mt. 2438 Comment
  RSA561011  Calochortus splendens Steve Boyd, Timothy S. Ross 1992-5-4 7199 Riverside Southern Santa Ana Mountains., San Mateo Canyon Wilderness Area. Oak Flats area E of Verdugo Potrero. 732 Comment
  RSA769686  Calochortus splendens Duncan S. Bell, J. D. England 2010-5-17 1010 Riverside San Bernardino National Forest: Rouse Ridge, approximately 0.75 air mile southeast of junction of Highway 74 and forest service road 5S15., Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 759 Comment
  SEINET5229359  Calochortus weedii Unknown 1995-6-26 18 Riverside off highway 74 NW of Lake Elisnore Comment
  CDA10589  Calycoseris wrightii T. C. Fuller 1963-4-23 10284 Riverside Box Canyon Wash, Mecca-Blythe Road (Highway 195), 11.8 miles northeast of Mecca. 0 Comment
  POM307226  Calycoseris wrightii Henry J. Ramsey, Henry J. Ramsey 1940-4-14 1995 Riverside 50 miles N of Blythe Comment
  RSA457756  Calycoseris wrightii Steve Boyd 1988-3-10 2120 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  RSA0051770  Calycoseris wrightii A. Lee Haines 1974-4-8 s.n. Riverside North side of Orocopia Mountains. 396 Comment
  SEINET222296  Calyptridium monandrum B. Ertter, J Strachan 1979-6-26 2984 Riverside Hwy 243 near Idylwild San Jacinto Mts Comment
  UCR220119  Calyptridium monandrum D. E. Bramlet 1989-4-7 1819 A Riverside Perris-Aguanga Basin region, Lake Skinner County Park, southeast slope of Bachelor Mountain, c. 3200 ft. NW of Rawson Canyon & 8300 ft. east of Lake Skinner dam 476 Comment
  UCR259196  Calyptridium monandrum Mitch Provance, Jeremiah George 2012-4-24 412- 03 Riverside San Gorgonio Pass, Smith Creek SW of Banning, west of the west end of Bobcat Rd. 734 Comment
  RSA726762  Calystegia macrostegia Scott D. White 1991-5-10 91 -131 Riverside Hwy 79, immediately W of U. S. Forest Service campground at Dripping Springs. 549 Comment
  UCR187502  Calystegia macrostegia Theresa Johnson 2006-3-31 011 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, off DeLuz Road at backside (edge) of ecological reserve, near Mesa de Burro 571 Comment
  UCR97460  Calystegia macrostegia A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19887 Riverside Peninsular Range, Lake Skinner area; lower Rawson Canyon, NE of the lake & SW of Black Mtn., along the road 518 Comment
  CAS-BOT-BC218906  Camissonia Robert F. Thorne; M. Z. Thorne 1973-3-30 42676 Riverside MORONGO VALLEY CANYON: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, on outwash of Mission Creek 487 Comment
  CLARK-A1045-170  Camissonia bistorta George K. Helmkamp 1979-4-27 Riverside Santa Ana Mountains Wildomar 7.5'Q Comment
  CLARK-A1528-3317  Camissonia bistorta John C. Roos 1966-4-5 Riverside Winchester Comment
  RSA0106457  Camissonia bistorta Daphne K. Christopher, Hannah Stevens 2003-4-4 85 Riverside UC Riverside, Motte Rimrock Reserve. Off Sage Rd. 530 Comment
  RSA643680  Camissonia boothii subsp. boothii A. C. Sanders, G. Nuhn 1995-4-20 16589 Riverside Colorado Desert: Coachella Valley, near Fan Hill, NE of Dillon Road on an abandoned road, below Little San Bernardino Mts., NE of 1000 Palms; 0.6 miles NE of Dillon Rd. 350 Comment
  SEINET3093066 Image available Camissonia brevipes P. Leary 1975-3-13 980 Riverside Joshua Tree National Monument: Pinto Wash southwest of Pinto Mountains 549 Comment
  UCR148336  Camissonia brevipes John F. Green 2005-1-13 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 21 and 22 (near 22), south of Salt Creek 23 Comment
  SEINET7097945  Camissonia brevipes subsp. brevipes A. G. Vestal 1937-3-21 s.n. Riverside Near Garnet. UTM Zone 11, 542095 mE, 3751177 mN. Lat. 33 54' 07ao N, Long. -116 32' 41ao W NAD 27 (Converted to WGS84 decimal degrees). Comment
  RSA80993  Camissonia californica G. R. Campbell 1952-4-5 18379 Riverside Colorado Desert, road leading from Highway 60 to 29 Palms [Hwy 62], at junction to Desert Hot Springs 762 Comment
  UC140593  Camissonia campestris subsp. campestris C. F. Baker 1904-4-5 4115 Riverside Hemet Comment
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Jul 4 2010
  RSA20301  Camissonia cardiophylla Roxana S. Ferris, Ruth P. Rossbach 1938-5-16 9569 Riverside Mecca Hills 2 miles up Painted Canyon. Comment
  UCR202043  Camissonia cardiophylla Denise Woodard, Gilbert Goodlet 1997-3-11 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
  UCR37676  Camissonia cardiophylla George K. Helmkamp 1984-5-5 E 6 Riverside Transverse Range, Little San Bernardino Mountains, Big Morongo Canyon, 4 road miles below the caretaker's house at the Big Morongo Preserve 549 Comment
  RSA768765  Camissonia chamaenerioides Jim Andre, Tasha La Doux 2010-2-28 12560 Riverside Lower Colorado River Valley; along Hwy 94 approx. 25 miles north of Blythe, on east side of Big Maria Mountains. 83 Comment
  UCR103566  Camissonia claviformis George K. Helmkamp, E. A. Helmkamp 1998-2-18 2710 Riverside Sonoran (Colorado) Desert, Midland Road., 3.8 mi. SE of Midland, Little Maria Mtns. 198 Comment
  RSA449213  Camissonia claviformis subsp. aurantiaca Robert M. Perkins, H. de Forest 1937-4-15 s.n. Riverside Whitewater Creek, along the road. Comment
  RSA457770  Camissonia claviformis subsp. aurantiaca Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, Tim S. Ross 1988-3-10 2115 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  RSA688914  Camissonia claviformis subsp. aurantiaca Scott D. White 2001-4-18 8364 Riverside Coachella Valley: Palm Springs. NE corner of Sunrise Dr. and San Raphael Dr. (Palm Springs) 152 Comment
  RSA614564  Camissonia claviformis subsp. claviformis George K. Helmkamp 1988-4-4 3136 Riverside Southern Mojave Desert: junction of CA hwy 62 (Twentynine Palms hwy) & CA hwy 177 (Desert Center-Rice Rd). [UTM 10km cell: 11SPH-4E, 3N. Desert Center] 457 Comment
  SDSU3351  Camissonia confusa H. Wedberg 1958-3-30 198 Riverside 7.7 mi. east of Hemet city limit on Hwy. 74, at edge of flood-wash Comment
  SEINET7040179  Camissonia graciliflora A. G. Vestal 1962-3-29 Riverside 4.6 miles east of Murrietta [near Murrietta Hot Springs]. UTM Zone 11, 488471mE, 3712748mN. Comment
  POM157903  Camissonia hirtella P. A. Munz 1927-5-20 10818 Riverside 10 miles south of Hemet. Comment
  UCR162405  Camissonia hirtella 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
  UCR117346  Camissonia micrantha Mitch Provance 1998-3-31 307 Riverside Jurupa Mountains, Pyrite Canyon, 'Deep Pyrite Dune', c. 0.3 km south of the end of Savonia Dr. in Southridge, Fontana, just on the Riverside Co. side of the county line. 335 Comment
  RSA465911  Camissonia pallida subsp. hallii N. C. Cooper 1944-3-25 1023 Riverside Cabazon. 457 Comment
  RSA567647  Camissonia refracta A. C. Sanders, E. J. Lawlor 1992-4-4 12099 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  SEINET3005000  Camissonia refracta G. Rink 2011-4-4 10428 Riverside Northwest of Blythe, east of the McCoy Mtns, desert pavement 182 Comment
  UC1186510  Camissonia refracta E. G. Linsley and J. W. MacSwain 1960-3-2 60 -10 Riverside 2 mi w Desert Center Comment
  UCR199837  Camissonia refracta Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11283 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy Chocolate Mountains Aerial Gunnery Range 570 Comment
  POM157940  Camissonia strigulosa P. A. Munz 1927-5-21 10829 Riverside Coahuila [Cahuilla] Valley. 1220 Comment
  SDSU3404  Camissonia strigulosa H. Wedberg 1958-3-30 192 Riverside On Machado Road, 1.0 mile southwest of Hwy 71, near Elsinore. Roadside in olive grove. Comment
  UCR116791  Camissonia strigulosa A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24155 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
  UCR48388  Camissonia strigulosa Steve Boyd 1986-4-22 1774 Riverside Peninsular Range, Temescal Canyon: Horsethief Wash north of Temescal Canyon Road. Comment
  SBBG35187  Camissoniopsis bistorta T. L. Secrest 1951-5-18 Riverside near Hemet Comment
  UC147158  Camissoniopsis bistorta H. M. Hall June 1901 Riverside vicinity of Strawberry Valley San Jacinto Mountains (along water courses) 1600 Comment
  UCD103412  Camissoniopsis bistorta Steve Boyd 1986-3-1 1360 Riverside Gavilan Plateau, Gavilan Hills. 1/4 mile south of Harford Springs County Park. 640 Comment
  UCR166108  Camissoniopsis pallida subsp. hallii A. C. Sanders, K. C. Rose 1995-4-5 16368 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  UC1122272  Camissoniopsis pallida subsp. pallida H. S. Yates 1937-3-23 6401 Riverside 2 mi n Palm Springs; San Jacinto Quadrangle Comment
  UCR49459  Carduus pycnocephalus A. C. Sanders, B. Pitzer 1987-4-21 7049 Riverside Box Springs Mts., summit of Pigeon Pass Rd, Riverside 581 Comment
  UC1254603  Carex douglasii James E. Cole 1941-5-17 726 Riverside Covington Flat Joshua Tree National Monument, Covington Flat 1584 Comment
  RSA741222  Carex praegracilis Scott D. White, Justin M. Wood 2008-6-5 12089 Riverside Garner Valley: Hwy 74 at Thomas Mountain Rd. - SW corner of junction. 1326 Comment
  UCR232055  Carex praegracilis John F. Green 2008-4-22 06- 04 Riverside Peninsular Range, hills south of Perris, powerline route just above the San Jacinto River, east of Lantana Dr., south of Ethanac Rd. 442 Comment
  RSA801811  Carex sartwelliana LeRoy Gross, Caitlin Elam 2013-5-21 6105 Riverside West edge of Pine Cove. Between Pine Cove and Red Hill Road(5S10). Near 1784 Comment
  CAS-BOT-BC117450  Carex senta D. E. Breedlove 1961-7-29 873 Riverside Fuller Mill Creek where it crosses Riverside Hwy #1. San Jacinto Mountains. 1645 Comment
  RSA769158  Carex senta P. F. Zika, Nick Otting 2010-8-3 25243 Riverside Vicinity of Willow Creek, San Jacinto Wilderness Area, San Jacinto Mountains, Penisula Ranges 2550 Comment
  RSA621504  Carex spissa Darin L. Banks 1997-11-15 2197 Riverside NW Palomar Mountains, Agua Tibia Mountains: North face of Dorland Mountain, on the north side of the Dorland Mountain Arts Colony. 549 Comment
  CAS-BOT-BC115980  Carex subfusca Robert F. Thorne; J. P. Simon; C. W. Tilforth 1969-6-24 38154 Riverside San Bernardino National Forest, San Jacinto Mts, Lake Fulmor. NE end. 1676 Comment
  POM14317  Carex subfusca Phillip A. Munz 1922-6-24 5801 Riverside Pipe Creek, San Jacinto Mountains 1585 Comment
  RSA699035  Castela emoryi J. Russell Bruff 1928-4-3 182 Riverside 13 miles W of Desert Center Comment
  SD131918  Castilleja affinis Rimo Bacigalupi, J. F. Macbride, Ruth D. Sanderson, C. Leroy Custer 1952-3-30 3551 Riverside On west-facing hillslopes to the east of State Highway No. 71 between Wildomar and Murrieta, 2.6 miles north of Murrieta 395 Comment
  JEPS44393  Castilleja applegatei subsp. martinii Lauramay T. Dempster and G. L. Stebbins 1966-6-19 4272 Riverside about 1 mi below Santa Rosa Mountain rd jct with spur to Santa Rosa Springs Comment
  POM229446  Castilleja applegatei subsp. martinii Philip A. Munz 1937-5-30 15078 Riverside Northwest slope of Santa Rosa Mt. 2134 Comment
  RSA0010959  Castilleja applegatei subsp. martinii Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 639 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  RSA221714  Castilleja applegatei subsp. martinii Noel Holmgren, Liew Fah Seong 1969-6-17 3578 Riverside County road R1, 1/4 mile above Bay Tree Spring. Comment
  UCR107684  Castilleja exserta G. F. Pratt 1997-3-19 s.n. Riverside March Air Force Base, SE of Arnold Heights & east of Alessandro Blvd. 466 Comment
  UCR113851  Castilleja exserta Mitch Provance 2000-5-5 2013 Riverside Riverside, Box Springs Mtns., canyon c. 0.5 mi. NE of peak 2553 and c. 0.5 mi. SW of the old landfill off Pigeon Pass Rd. 488 Comment
  UCR121783  Castilleja exserta A. C. Sanders, Carolyn Washburn 2001-4-17 24051 Riverside San Jacinto Valley, southwest edge of Hemet, north of Stetson Av. midway between Warren Rd. and California Av., east of canal 457 Comment
  UCR227595  Castilleja exserta Duncan S. Bell, Joy England 2010-5-20 1022 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 1361 Comment
  RSA160582  Castilleja exserta subsp. exserta J. D. Olmsted 1959-4-17 395 Riverside 0.5 mile SW of Olive trees in mouth of Tin Mine Canyon along Skyline Drive; 5 mi. SW of Corona, Santa Ana Mountains 427 Comment
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Nov 19 2011
  RSA522726  Castilleja foliolosa Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-3-29 3831 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
  SBBG54975  Castilleja foliolosa D. Keil, M. McLeod 1977-3-26 12006 Riverside 0.2 mi NW of Prado Dam on St Hwy 71 182 Comment
  JEPS8830  Castilleja minor subsp. spiralis W. L. Jepson May 17 1901-Jun 1 1901 1369 Riverside Palm Canyon and return to Van Deventer's Flat; San Jacinto Mts. Comment
  UCR193267  Castilleja minor subsp. spiralis A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35618 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.0 mi WSW of Fleming Ranch, at ephemeral stream crossing of dirt track 1561 Comment
  UCR26173  Castilleja minor subsp. spiralis John C. Roos 1948-4-24 3808 Riverside Eastern San Bernardino Mtns./Sonoran (Colorado) Desert, Whitewater Wash 549 Comment
  UCR35230  Castilleja minor subsp. spiralis L. B. Ziegler 1967-8-29 215 Riverside San Jacinto Mtns, Meadow in Hemet Valley 1418 Comment
  RSA614140  Caulanthus D. L. Banks 1997-2-23 1307 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
  JOTR16634  Caulanthus cooperi Walters, Jim 1967-3-14 s.n. Riverside Joshua Tree National Park. 1/2 MILE SOUTH JUMBO ROCKS 1280 Comment
  HSC92880  Caulanthus heterophyllus Karen Kirtland 1993-4-17 Riverside Hills N of Temecula Comment
  JEPS29316  Caulanthus heterophyllus Rimo Bacigalupi and L. Heckard 1962-3-26 8412 Riverside 3.3 mi. n.w. Alberhill (near headwaters of Temescal Wash & Canyon, w. base of Estelle Mt. & just opposite Indian Canyon (from w.)) 304 Comment
  RSA614638  Caulanthus heterophyllus D. L. Banks 1997-3-29 1558 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north the Riverside / San Diego County line border., West of the intersection of Magee Truck Trail and Moreno Road including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  UCD114538  Caulanthus heterophyllus Virginia Moran 2003-3-26 s.n. Riverside Peninsular Range: Wilson Valley Mitigation Bank (Center for Natural Lands Management), NE of Wilson Valley Road and W of Wilson Creek. 854 Comment
  UCR281485  Caulanthus heterophyllus Mitch Provance, Matt K. Beyers, Jeremiah George, John Hazlett 2017-4-4 417- 88 Riverside Gavilan Hills, SCE transmission route (projected) 0.6 miles NNW of Lake St. and Walker Canyon Rd. 152 Comment
  UCR43285  Caulanthus heterophyllus L. F. Lapre 1986-4-17 s.n. Riverside Gavilan Hills, Bull [Toro] Canyon 579 Comment
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Mar 25 2013
  UCR94491  Caulanthus lasiophyllus var. rigidus Steve Boyd 1981-4-15 s.n. Riverside Gavilan Hills, Flats at the N base of the range, south of Lake Matthews, south of Cajalco Road. 457 Comment
  UCR27051  Caulanthus simulans L. F. LaPre, E. B. Ellis 1982-4-24 s.n. Riverside Santa Rosa mtns, Pinyon Flat, along road to the dump 1220 Comment
  CAS-BOT-BC48621  Ceanothus cordulatus W. R. Dudley 1903-12-25 s.n. Riverside Mouth of Tahquitz Canyon Comment
  CDA31121  Ceanothus crassifolius Mike Lahti 2010-3-8 PDR# 1501966 Riverside Murrieta: at Jo-Dan Farms on Pabesu Road near Greer Road. 0 Comment
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Aug 11 2012
  LA41993  Ceanothus crassifolius W. E. Pequegnat; 1938-1-23 sn Riverside Santa Ana Mountains, Indian Rd 548 Comment
  RSA606761  Ceanothus crassifolius Jon E. Keeley 1996-5-13 27423 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
  UCD111431  Ceanothus crassifolius R. N. Raynor 1941-7-28 s.n. Riverside Highway 71 between Temecula and Aguanga, southern border of county. Comment
  UCD162860  Ceanothus crassifolius J. Bisbee 2014-3-4 801 Riverside South on abandoned road from near end of Woodchuck Rd, just inside Agua Tibida Wilderness boundary, 1 mile south of Hwy 79. 657 Comment
  UCR101453  Ceanothus crassifolius A. C. Sanders 1997-4-10 20332 Riverside Tucalota Hills, east of Lake Skinner 701 Comment
  CAS-BOT-BC51288  Ceanothus leucodermis H. E. McMinn 1925-7-2 1523 Riverside Idyllwild grade - San Jacinto Mt. Comment
  RSA741156  Ceanothus leucodermis Scott D. White, Justin M. Wood 2008-5-15 11992 Riverside San Jacinto Mountains: Johnson Meadow. 1415 Comment
  UC870539  Ceanothus leucodermis P. A. Munz and I. M. Johnston 1922-5-19 5401 Riverside Mountain side at mouth of Strawberry Canyon San Jacinto Canyon 1127 Comment
  UCR59767  Ceanothus leucodermis Steve Boyd, T. S. Ross, L. Arnseth 1989-3-31 3082 Riverside Vail Lake area, S of Hwy 79, Kolb Creek drainage, west of Woodchuck Rd. 512 Comment
  RSA398912  Ceanothus oliganthus Anstruther Davidson 1921-4-1 3406 Riverside Banning. Comment
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Mar 27 2011
  SEINET11192040  Ceanothus oliganthus subsp. oliganthus C. L. Schmidt 1995-3-25 1315 Riverside ca. 10 miles S of Hemet R3 (Sage Road) St. John's Canyon, close to McGee Hills. 610 Comment
  SD186315  Ceanothus oliganthus var. sorediatus Andy C. Sanders, M. Misenhelter 2005-3-23 29265 Riverside Santa Ana Mtns.: Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  RSA557733  Ceanothus ophiochilus Steve Boyd, Ken Berg, Sandy Morey, Jon Keeley 1992-5-3 7169 A Riverside Vail Lake area, ridge about 1 mile west of the lake, east of ''Little'' Oak Mountain. 610 Comment
  UCR5997  Ceanothus tomentosus Robert A. Clark 1966-3-19 031966- 09 Riverside Santa Ana Mtns, Sky Line Drive 4 miles from entrance off Chase Ave 762 Comment
  CAS-BOT-BC184975  Cenchrus echinatus Lewis S. Rose 1957-1-3 57006 Riverside La Quinta. 15 Comment
  UCR112478  Cenchrus echinatus A. C. Sanders, Mitch Provance, T. B. Salvato 2000-4-18 23326 Riverside Coachella Valley, along Dillon Rd. at junction with Tyler, north of I-10, east of Indio and north of Coachella 5 Comment
  UCR201432  Centaurea melitensis Scott D. White, Justin M. Wood 2008-6-17 12174 Riverside San Jacinto Mountains, Garner Valley, USFS Kenworthy Station 1402 Comment
  UCR22109  Centaurea melitensis Steve Boyd 1980-5-28 305 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 625 Comment
  UCR94643  Centaurea melitensis Scott D. White 1996-5-27 4076 Riverside Badlands, Jackrabbit Canyon, east of Moreno Valley and south of Calimesa, between Hwy 60 and Gilman Springs Road. 610 Comment
  UCR140877  Centaurea repens Chris E. True, Laurel Salzman 2004-7-16 s.n. Riverside San Timoteo Canyon, 3.2 miles SE of Redlands Blvd., across road from historic schoolhouse, between RR tracks and creek, NE of El Casco Lakes 579 Comment
  UCR92333  Centaurea solstitialis Scott D. White, M. Wilcox 1995-7-13 3473 Riverside Santa Ana Mtns., Unnamed canyon c. 0.25 mi. SW of Grand Ave., Lake Elsinore, directly downslope from hairpin turn on State Hwy 74. 488 Comment
  RSA561057  Centaurium venustum Steve Boyd, T. S. Ross, D. Bramlet 1993-5-12 7356 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon. 366 Comment
  RSA741007  Cerastium glomeratum Scott D. White, Justin M. Wood 2008-6-18 12219 Riverside San Jacinto Mountains: K Flat Meadow. 1433 Comment
  UCR59765  Cerastium glomeratum Steve Boyd 1989-3-31 3076 Riverside Peninsular Range, Vail Lake area, south of Hwy 79, 0.25 mi east of Pauba Road 457 Comment
  POM68414  Cercidium floridum Marcus E. Jones 1924-2-26 s.n Riverside Shaver's Well. Comment
  NY43446  Cercidium floridum subsp. floridum C. R. Annable 1995-3-10 2262 Riverside 1.6km S of Lake Cahuilla County Park Comment
  UCR193970  Cercocarpus betuloides A. C. Sanders 2008-7-25 35916 Riverside Peninsular Range; San Jacinto Mtns., east side of May Valley, NE of Bonita Vista Rd. at foot of hills Comment
  JOTR30769  Cercocarpus betuloides var. betuloides La Doux, Tasha, Mike Bell, Katy Matthews 2007-4-4 1884 Riverside Joshua Tree National Park. Little San Bernardino Mountains: (Stop 6) Smith Water Canyon 1264 Comment
  UC187656  Cercocarpus betuloides var. betuloides C. R. Orcutt 1890-7-23 7 Riverside San Jacinto Mountains Comment
  CAS-BOT-BC279541  Chaenactis artemisiifolia H. M. Hall 1900-5-15 s.n. Riverside Reche Canon [Canyon] 457 Comment
  SD130353  Chaenactis artemisiifolia Ed LaRue 1990-4-13 Riverside I(c) mile northwest of Aguanga, north of Highway 79 and west of Highway 371; 1I(c) miles north of SanDiego County line. 640 Comment
  CAS-BOT-BC276383  Chaenactis carphoclinia Marcus E. Jones 1906-4-27 s.n. Riverside Indio Comment
  SBBG87440  Chaenactis carphoclinia D. Charlton 1988-2-25 1227 Riverside Dillon Rd and 1000 Palms Oasis Rd jct, parallel to Interstate 10, ca. 5 mi E of jct of Dillon Rd and Fargo Cyn Rd 609 Comment
  SEINET10799436  Chaenactis carphoclinia David Charlton 1988-2-18 Charlton 1139 Riverside Alluvial Fan, S side of Little San Bernardino Mtns. Fargo Canyon Road to Cottonwood Wash, S of Joshua Tree National Park, parallel to I-10. Creosote Bush Scrub. 1 mi. E of Jct. Dillon Rd. and Fargo Cyn. Rd. 610 Comment
  CAS-BOT-BC276942  Chaenactis fremontii P. C. Everett; N. F. Lolonis 1963-5-3 24493 Riverside Colorado Desert, US Highway 99, 2.7 miles SE of exit to 29 Palms and Yucca Valley 30 Comment
  RSA695670  Chaenactis fremontii J. Russell Bruff 1928-4-2 112 Riverside Canyon W of Morengo Comment
  RSA794080  Chaenactis fremontii J. Andre 2012-3-19 21364 Riverside Palen Valley; along Palen Pass Road (dirt), 1.2 miles east of Highway 177. 184 Comment
  UC894461  Chaenactis fremontii I. W. Clokey and B. C. Templeton 1930-4-9 4699 Riverside n of Palm Springs; Colorado Desert 170 Comment
  UCR226863  Chaenactis fremontii Jim Andre 2011-2-9 15943 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
  UCSB6424  Chaenactis fremontii Graney, Don 1953-3-20 Riverside White Water Canyon, 1 half mi. from White Water, Colorado Desert Comment
  RSA100864  Chaenactis glabriuscula Palmer Stockwell 1940-4-24 1506 Riverside 1 mile E of Banning. Comment
  UCR24931  Chaenactis glabriuscula A. C. Sanders 1980-7-18 01683 Riverside Peninsular Range; San Jacinto Mtns., Garner Valley, near the junction of Thomas Mountain Road and Hwy 74, c. 1 mi SE of the head of Hemet Lake 1345 Comment
  OBI23668  Chaenactis glabriuscula var. glabriuscula David J. Keil, Malcolm Mcleod 1977-3-26 12004 Riverside 0.2 mi NW of Prado Dam on Calif 71 183 Comment
  POM19631  Chaenactis glabriuscula var. glabriuscula Mary F. Spencer 1923-6-16 2162 Riverside Idyllwild, San Jacinto Mts 1646 Comment
  RSA586110  Chaenactis glabriuscula var. glabriuscula Darin L. Banks, Steve Boyd 1995-4-5 0150 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove, W of the Dripping Springs Trail, on alluvial terraces of the W fork of Arroyo Seco. 3 573 Comment
  UC1979614  Chaenactis glabriuscula var. glabriuscula D. L Banks, Steve Boyd 1995-5-3 0191 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
  CAS-BOT-BC100667  Chaenactis parishii Victor Duran 1933-7-1 3492 Riverside Near Santa Rosa, Santa Rosa Mts. Comment
  CAS-BOT-BC100677  Chaenactis parishii H. M. Hall 1901-6-1 2128 Riverside Santa Rosa Mountain, hillside of Coyote Canyon 1524 Comment
  UC63162  Chaenactis parishii H. M. Hall 1901-5-25 1901 Riverside Coyote Canyon Santa Rosa Mt., Coyote Canyon 1524 Comment
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Jan 2 2011
  CAS-BOT-BC284352  Chaenactis stevioides Ira L. Wiggins 1937-3-9 8743 Riverside Road to Chuckawalla Comment
  JOTR37509  Chaenactis stevioides Hodges, Stephen R. 2016-3-1 635 Riverside Joshua Tree National Park. Northern edge of the Eagle Mountains where they border the Pinto Basin. Approximately 3 kilometers west of Pinto Wells. Ascending up towards the ridge line on loose unconsolidated sand ramps Comment
  RSA19431  Chaenactis stevioides var. stevioides I. W. Clokey 1935-4-17 6942 Riverside Cottonwood Springs. Comment
  UCSB8659  Chamaesyce albomarginata Krogen, Roger 1957-1 Riverside 4 mi. S of junction of Hwy. 195 and Hwy. 60-70 at N edge of Orocopia Mts. Comment
  CHSC39253  Chamaesyce polycarpa M. O. Dillon; E. Rodriguez 1977-1-29 796 Riverside Ca. 1 mi. E of Mecca. Mojave Desert. Comment
  RSA0021558  Chamaesyce polycarpa Duncan S. Bell, Aaron Sims 2012-3-10 2045 Riverside Orocopia Mountains; northeast section of range, approximately 4 air miles east of Chiriaco Summit. 497 Comment
  UC1547000  Chamaesyce polycarpa Leila M. Shultz and John S. Shultz 1985-4-17 8316 Riverside southern extension of the Big Maria Mtns Comment
  CAS-BOT-BC66313  Cheilanthes clevelandii A. C. Sanders; Mitch Provance; E. J. Lawlor 2000-1-23 23312 Riverside Lake Skinner area: summit Black Mtn. 914 Comment
  UC199915  Cheilanthes clevelandii S. B. and W. F. Parish April, 1882 508 Riverside Potrero San Jacinto Comment
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Nov 9 2009
  RSA6098  Cheilanthes covillei C. B. Wolf 1932-5-24 3646 Riverside 0.5 mile below the Fish Hatchery, Snow Creek, north base of San Jacinto Mountains 549 Comment
  RSA0000023  Cheilanthes parishii P. A. Munz 1921-12-31 4696 Riverside Andreas Canyon, Palm Springs. Comment
  CAS-BOT-BC68096  Cheilanthes parryi Elizabeth Parsons Hawver 1917-4-1 s.n. Riverside Palm Springs Comment
  RSA685804  Cheilanthes parryi N. R. Zabriskie, W. M. Zabriskie 1971-3-7 350 Riverside Andreas Canyon watershed, desert side of mountains 366 Comment
  UCR153432  Cheilanthes parryi L. C. Wheeler 1964-10-17 8638 Riverside Sonoran Desert, North side of Orocopia Mountains, south of Hayfield Reservoir 457 Comment
  RSA0033580  Cheilanthes parryi Robert F. Thorne 1966-10-15 41809 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway Comment
  RSA736908  Chenopodium album Scott D. White, Angelia Carey 2004-7-2 10555 Riverside Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  SEINET3090649 Image available Chenopodium album H. S. Gentry 1945-7-25 14247 Riverside Near Agaunga. Comment
  SD239701  Chenopodium berlandieri A. C. Sanders, D. L. Sanders 2008-9-27 36106 Riverside San Bernardino Valley Region: Santa Ana Riverbottom at Norco, between Corydon Av. (Fire St. 21) and a point NW of Vine St. and Halfmoon Ct. intersection, c. 1 mile NE of River Road bridge (Corona North 7.5'Q) 164 Comment
  UCR278837  Chenopodium berlandieri Mitch Provance 2012-7-17 712- 14 Riverside San Gorgonio Pass, City of Banning, along E. Lincoln St., vicinity of the Banning Substation, between Hargrave St. and San Gorgonio Ave. 698 Comment
  SD187393  Chenopodium californicum Scott D. White, Angelia Carey 2004-4-16 10154 Riverside Indian Creek and adjacent slopes. 548 Comment
  UCR25083  Chenopodium incognitum A. C. Sanders 1980-7-18 1638 Riverside San Jacinto Mtns., Thomas Mountain: Thomas Mountain Campground to the summit at the lookout 2073 Comment
  UCR115154  Chenopodium missouriense Mitch Provance 2000-10-14 2256 Riverside Jurupa Mtns., Crestmore area, along the south side of El Rivino Rd., c. 0.4 miles north of Crestmore Quarries. 287 Comment
  SD236268  Chenopodium murale John F. Green 2005-3-3 Riverside Sonoran (Colorado) Desert: Salton Basin, E of Salton Sea, ca 4 mi N of Niland; between siphons 10 and 11 (Wister 7.5'Q) 14 Comment
  CSUSB731  Chilopsis linearis Susan Larisch 1963-3-23 S. N. Riverside Ca. 10 miles above Mecca, California in Fox Canyon. Ca. 50 meters of roadside Comment
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Mar 24 2013
  OBI38269  Chilopsis linearis subsp. arcuata David J. Keil 1985-8-30 18950 Riverside Along road through Joshua Tree NAtl Monument, 5 mi N of I-10 Comment
  RSA455324  Chilopsis linearis subsp. arcuata E. Crow 1928-11-12 47 Riverside Morongo Pass, Colorado Desert Comment
  UC219074  Chilopsis linearis subsp. arcuata unknown May 1 1906-May 10 1906 170 a6740 Riverside Palm Springs Colorado Desert, Palm Springs Comment
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Apr 17 2011
  UCD121654  Chilopsis linearis subsp. arcuata Geoffrey Levin 1976-10-17 1165 Riverside Box Canyon, about 11 mi east of Mecca. Mt Range: Mecca Hills. Drainage Area: Salton Sea Basin. 91 Comment
  UCD121657  Chilopsis linearis subsp. arcuata A. C. Sanders; T. B. Salvato 2000-4-27 23374 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
  UC21647  Chimaphila menziesii H. M. Hall June, 1901 Riverside San Jacinto Mts., Onstatt's Valley 1920 Comment
  UCR103727  Chloris truncata A. C. Sanders 1997-3-26 20095 Riverside Lake Skinner area, N edge of Temecula vinyard district, Borel Rd., 0.1 mi. west of turnoff to Lake Skinner 488 Comment
  SD255051  Chloris virgata Sarah J De Groot, Amy Rouillard 2015-9-15 7562 Riverside For Dry Lake, Chuckwalla Valley, north of I-10. Mud flat with some standing water at south edge of dry lake bed. 106 Comment
  RSA25154  Chorizanthe brevicornu var. brevicornu C. L. Hitchcock 1940-3-30 5876 Riverside Cottonwood Spring. Comment
  RSA392614  Chorizanthe brevicornu var. brevicornu N. C. Cooper 1949-4-8 3304 Riverside Desert Center. 610 Comment
  RSA392617  Chorizanthe brevicornu var. brevicornu Anstruther Davidson 1903-5-3 s.n. Riverside Thermal Comment
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Aug 9 2010
  UC218056  Chorizanthe brevicornu var. brevicornu P. A. Munz, D. Keck Apr 9 1922-Apr 12 1922 4859 Riverside vicinity Corn Springs (Chuckwalla Mountains, Colorado Desert); Colorado Desert, Chuckwalla Mountains 457 Comment
  UC849122  Chorizanthe brevicornu var. brevicornu C. L. Hitchcock 1940-3-30 5876 Riverside Cottonwood Spring Comment
  UCR167204  Chorizanthe corrugata S. J. Myers 2005-3-24 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, east of N end of Salton Sea, along Coachella Canal 12 Comment
  UCR205447  Chorizanthe leptotheca Lee A. Ripma 2008-6-25 130 Riverside Peninsular Ranges: San Jacinto Mts, Alvin Meadows 1467 Comment
  UCR217644  Chorizanthe leptotheca Jeff B. Galvin 2010-6-7 132 Riverside San Jacinto Mountains, Bautista Canyon, slopes on east side of creek, c. 1 km north of conservation camp 847 Comment
  UCR153370  Chorizanthe parryi var. parryi LeRoy Gross, Valerie Soza 2003-5-8 834 Riverside Peninsular Ranges; San Jacinto Mountains region, North end of Rouse Ridge; South of the San Jacinto River, north of Rouse Hill Road. 762 Comment
  RSA784660  Chorizanthe polygonoides Anna Kostikova, Glenn Litsios, Sarah Burgy, Steve Boyd 2010-6-20 67 Riverside South main divide road splitting Comment
  UCR98859  Chorizanthe polygonoides subsp. longispina A. C. Sanders, G. Helmkamp 1997-3-15 19996 Riverside Peninsular Range, Lake Skinner, SE foot of Bachelor Mtn., just north of the lake 600 Comment
  UCR217539  Chorizanthe polygonoides var. longispina Diane Menuz 2008-4-9 400 Riverside Perris-Hemet Basin, Hartford Springs Reserve, near Idaleona Road 616 Comment
  UCR217665  Chorizanthe procumbens var. albiflora Ana Hernandez 2010-4-26 018 Riverside Santa Ana Mtns, Cleveland National Forest, east of Hwy 74 and 40m north of Decker Canyon Rd. 729 Comment
  JEPS57738  Chorizanthe rigida W. L. Jepson 1927-4-14 11701 Riverside se foothills Santa Rosa Mountains (Silent Canyon); se foothills Santa Rosa Mts., Silent Canyon 304 Comment
  JOTR36451  Chorizanthe rigida La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3421 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; just west of bend in Hwy 177 near park boundary; desert pavements w/ braided rivulets (Stop 1) 213 Comment
  RSA736762  Chrysanthemum coronarium Scott D. White, Lynn Stafford 2007-7-5 11754 Riverside Chino Hills State Park: Santa Ana River floodplain just below Prado Dam. 134 Comment
  POM259197  Chrysothamnus nauseosus subsp. bernardinus P. A. Munz 1938-8-14 15386 Riverside High ridge east of Toro Peak, Santa Rosa Mts. 2438 Comment
  CHSC8456  Chylismia brevipes Edward Laidlaw Smith 1958-3-21 359 Riverside 3 mi. m. Desert Center, Chuckwalla Mt. Range. Colorado River drainage area. 274 Comment
  CAS-BOT-BC160618  Chylismia claviformis subsp. aurantiaca Alice Eastwood 1913-4-30 2983 Riverside Palm Springs Comment
  CAS-BOT-BC160619  Chylismia claviformis subsp. aurantiaca Mrs. R. W. Campbell 1922-3-12 34 Riverside Palm Springs Comment
  SBBG81638  Chylismia claviformis subsp. aurantiaca S. A. Junak 1983-3-23 1632 Riverside E side of Jefferson Rd, opposite entrance to Cahuilla Lake County Park, S of Indio Comment
  UCR136249  Cirsium occidentale var. californicum A. C. Sanders 2004-4-20 27573 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  POM320357  Cirsium scariosum Worthman 1968-5-16 180 Riverside 17.3 miles west of Murrieta 671 Comment
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Jun 16 2013
  POM307245  Cistanthe monandra Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2103 Riverside Santa Rosa Mountains. Comment
  RSA523472  Cistanthe monandra Steve Boyd, Timothy S. Ross, Laurel Arnseth, Jaime Bonilla 1990-4-2 4031 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  UCR16585  Cistus incanus Karen Cook 1966-5-12 s.n. Riverside San Jacinto Mtns, 10 ft. from water station, 1/4 mi west of Strawberry Creek on Hwy from Hemet to Idyllwild Comment
  UCR9216  Clarkia dudleyana D. H. Wilken 1965-6-29 316 Riverside San Jacinto Mtns, One mile north of Poppet Flat along County Route 1 1220 Comment
  RSA395912  Clarkia epilobioides Steve Boyd 1986-4-22 1768 Riverside Temescal canyon: Terrace escarpment E side of Indian Wash, S of I-15. Comment
  RSA585517  Clarkia epilobioides D. L. Banks, Steve D. Boyd 1995-5-9 381 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 701 Comment
  UCR201619  Clarkia purpurea Scott D. White, Justin M. Wood 2008-6-16 12143 Riverside San Jacinto Mountains, meadow at Quinn Flat 1378 Comment
  UCR260860  Clarkia purpurea A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-6 41565 Riverside Peninsular Range, Temescal Valley, large open parcel between Horsethief Canyon Rd. and Hostettler Rd., just south of I-15 373 Comment
  CAS-BOT-BC163866  Clarkia purpurea subsp. quadrivulnera Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild Comment
  UCR182534  Clarkia purpurea subsp. quadrivulnera Mitch Provance 2003-4-17 4631 Riverside San Bernardino Valley, Riverside, W base of Box Springs Mts., Big Springs Arroyo, N. side of Big Springs Rd., west of the railroad tracks 360 Comment
  POM122431  Clarkia rhomboidea Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  RSA0035714  Clarkia rhomboidea Tracy Tennant, Jeffrey Ross 1998-5-21 MOR- 258 Riverside Morongo Indian Reservation, Hathaway Creek Canyon, NW of Cabazon 976 Comment
  RSA748334  Clarkia rhomboidea Justin M. Wood, Brandy Wood 2009-6-13 886 Riverside Idyllwild County Park, Lilly Creek and adj slope to W of campground. 1585 Comment
  UCR178013  Claytonia parviflora Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 025 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Hathaway Canyon, tree stand F-06 915 Comment
  CAS-BOT-BC233845  Claytonia parviflora subsp. parviflora A. C. Sanders; G. Waines; B. Ehdaie; A. Aryavand 1997-3-12 19862 Riverside Lower Rawson Canyon, along road NE of Skinner Lake, Lake Skinner area 457 Comment
  UC1595608  Claytonia parviflora subsp. parviflora Steve Boyd and Orlando Mistretta 1991-5-22 6291 Riverside e of Dorland Mtn. (w of Kolb Creek, base of Agua Tibia Mtn.); Vail Lake Area, Agua Tibia Mtn. 548 Comment
  POM11521  Claytonia parviflora subsp. utahensis P. A. Munz 1922-6-30 5909 Riverside Santa Rosa, Santa Rosa Mountains. 1982 Comment
  RSA586802  Claytonia parviflora subsp. viridis D. L. Banks, Steve Boyd 1995-5-3 0240 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
  OBI74378  Clematis lasiantha David J. Keil 1983-4-15 16900 Riverside E of Temecula on SR 79 Comment
  UCR104934  Clematis lasiantha A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20675 Riverside San Jacinto Mountains, N side of the range, 0.2 mi. north of Twin Pines Ranch Road on the dirt road to Brown Creek and Cabazon 1098 Comment
  RSA735926  Clematis pauciflora Scott D. White, Justin M. Wood 2008-5-29 12044 Riverside Beaumont Badlands: West of Beaumont, near SR-60 crossing over San Timoteo Creek. 610 Comment
  NY43294  Cleome isomeris C. R. Annable 1995-3-11 2268 Riverside Rest stop on I-10 Comment
  POM293210  Cleome isomeris Lyman Benson 1945-3-29 11625 Riverside Canyon on Palm Springs Road, Colorado Desert, Little San Bernardino Mountain. 610 Comment
  RSA33657  Cleome isomeris N. C. Cooper 1944-3-25 1042 Riverside Morongo Pass. 457 Comment
  RSA440822  Cleome isomeris M. B. Dunkle 1932-3-25 s.n. Riverside Cabazon. Colorado desert. 457 Comment
  RSA0117457  Collinsia concolor Duncan S. Bell, Valentin Arvizu 2010-5-24 1107 Riverside San Bernardino National Forest: Garner Valley, approximately 3.4 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1385 Comment
  UCR281529  Collinsia concolor Mitch Provance, Matt K. Beyers, John Hazlett 2017-3-30 317- 90 Riverside Temescal Valley, S of the 15 Fwy., 0.3 miles W of Hostettler Rd. 384 Comment
  VVC2874  Collinsia concolor Tim Thomas, P. J. MacKay 2010-4-12 5027 Riverside San Bernardino Mtns, Whitewater River; Mouth of Catclaw Flat, at the Paw. 878 Comment
  UCR25368  Collinsia heterophylla John C. Roos 1952-4-13 5530 Riverside Riverside, Box Springs Mountains 488 Comment
  POM246591  Colubrina californica E. C. Jaeger 1938-10-30 s.n. Riverside North border of Chuckwalla Mountains, directly south of Desert Center Comment
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Jan 29 2009
  RSA554247  Colubrina californica Theo Glenn 1991-5-14 91 -46 Riverside W side of Little Maria Mountains, NW of Blythe. 309 Comment
  UCD126181  Convolvulus simulans D. Bramlet 1993-3-30 2300 Riverside Siegal Ranch Road approximately 95 meters south of Cajalco Road and 976 meters east of the intersection of Cajalco Road and Sierra Ave, The site was located some 20 meters west of Siegal Ranch Road. 427 Comment
  UCR110416  Conyza coulteri A. C. Sanders, Mitch Provance 1999-9-26 23125 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  SEINET4676266  Cordylanthus filifolius Steve Boyd, Tim Ross 1992-6-10 7644 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon about 'Potrero Escondido,' an isolated area of low relief topping the ridge system due west of the junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek. Southeast side of potrero.; 0 671 Comment
  RSA511059  Cordylanthus rigidus subsp. rigidus Ed LaRue 1989-6-14 s.n. Riverside E edge of Plateau overlooking town of Murrieta; ca 1.25 mi W of town and ca 1 mi (airline) E of De Luz Road 549 Comment
  RSA500132  Cordylanthus rigidus subsp. setiger Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-6-10 3678 Riverside Vail Lake area, Benches of Arroyo Seco and slopes of adjacent hills to E. 488 Comment
  RSA145923  Coreopsis californica William McKinley Klein, J. E. Klein 1958-2-9 19 Riverside 4.5 mi. northwest of Alberhill (Calif. hwy 71). Comment
  RSA612812  Coreopsis californica D. L. Banks 1997-3-1 1357 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. Pechanga Creek, east of the Fiesta Grounds to the spring on the northern fork of Pechanga Creek at the eastern end of the Reservation. 423 Comment
  UCR88439  Coreopsis californica A. C. Sanders, K. C. Rose 1995-4-5 16357 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  UC1292297  Coreopsis californica var. californica C. L. Hitchcock and C. V. Muhlick 1964-3-17 23091 Riverside 3 mi se Glen Ivy Hot Springs Comment
  POM10303  Corethrogyne filaginifolia F. M. Reed 1907-10-20 1980 Riverside Columbia Ave, near Spanishtown Road Comment
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Nov 30 2009
  CSUSB1371  Cornus nuttallii Frank C. Vasek 1964-7-25 Riverside San Jacinto Mountains San Jacinto Mountains. Dark Canyon, near Wet Canyon campground. Comment
  RSA249866  Cornus sericea subsp. occidentalis R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38153 Riverside San Bernardino National Forest. Lake Fulmor 1677 Comment
  CAS-BOT-BC291363  Cotula coronopifolia Steve Boyd 1986-4-19 1720 Riverside Warm Springs Valley, along Alberhill Creek drainage E of Nichols Road Comment
  RSA719776  Crassula aquatica Naomi Fraga, et al. 2006-7-11 1726 Riverside Mount San Jacinto State Park, Hidden Lake. 2652 Comment
  SBBG104032  Crassula aquatica A. C. Sanders 1993-4-1 13666 Riverside western edge of Hemet, NE corner of intersection of Myers St. and Devonshire Ave, 0.75 mi NE of intersection of Florida Ave (St Hwy 74) and Warren Rd Just S of Tres Cerritos; T5S, R1W, SW/4 of NE/4, S7 460 Comment
  CAS-BOT-BC427780  Crassula connata A. C. Sanders; G. Waines; B. Ehdaie; A. Aryavand 1997-3-12 19865 Riverside Lake Skinner area: lower Rawson Canyon, along road NE of Skinner Lake. 457 Comment
  UCR158720  Crassula connata A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30032 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
  UCR274301  Crepis T. B. Salvato, Melissa Clemons 2005-6-6 1421 Riverside Peninsular Range, Gavilan Hills, c. 0.75 mile south-southeast of Steele Peak, 0.6 mile E of Hammack Ranch, and 5 miles north-northeast of Lake Elsinore 579 Comment
  UCR18878  Cressa truxillensis John C. Roos 1952-5-21 5703 Riverside Perris-Aguanga Basin region, San Jacinto River bottomland 1.5 mi. SE of Perris. 427 Comment
  UCR280823  Cressa truxillensis T. B. Salvato, Gregg Miller 2005-6-3 1367 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto River c. 2.5 mi SSW of Perris, 1.5 mi downstream of Goetz Road where the river leaves the Perris Plain and enters the hill area above Railroad Canyon 427 Comment
  CAS-BOT-BC175806  Crossosoma bigelovii James R. Shevock 1974-4-20 3409 Riverside Off of California highway 62, east side of the canyon paralleling Dry Morongo Creek. East slope of the San Bernardino Mts. 609 Comment
  SBBG72296  Crossosoma bigelovii H. and M. Dearing 1939-11-12 4022 Riverside Morongo Pass Comment
  RSA0086774  Croton californicus R. G. Swinney 1967-5-26 11736 Riverside Snow Creek. 335 Comment
  RSA480576  Croton californicus N. C. Cooper 1944-4-21 1142 Riverside Banning 701 Comment
  UC868669  Croton californicus Alice Eastwood 1913-4-30 3089 Riverside Palm Springs Comment
  UCR226995  Croton californicus Jim Andre 2011-2-2 16215 Riverside Coachella Valley, west of Palm Springs along Hwy 111 (south side) at base of San Jacinto Mtns at Windy Point 5.5 mi from junction with Hwy I-10 259 Comment
  RSA314490  Croton californicus var. mohavensis R. F. Thorne, Kay L. Wright, Richard K. Benjamin 1982-10-8 55357 Riverside Mouth of Whitewater Canyon near Whitewater Post Office in sandy wash between old and new highway bridges and along Whitewater River. 412 Comment
  RSA480570  Croton californicus var. mohavensis Robert L. Dressler 1949-3-19 410 Riverside Box Canyon, Orocopia Mts. Comment
  RSA480700  Croton californicus var. mohavensis Christopher Davidson, B. Gustafson 1977-4-7 5589 Riverside Whitewater Canyon Rd. (exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62); near start of Angeles [Pacific] Crest Trail. Hillside, N slope. 610 Comment
  UCR154604  Croton setiger A. C. Sanders, Mike Misenhelter 2005-6-15 30998 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
  UCR157965  Croton setiger T. B. Salvato, A. C. Sanders 2005-5-17 929 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
  UCR89650  Crypsis schoenoides Karen Kirtland 1993-6-19 s.n. Riverside San Jacinto River Valley, along Hwy I-215 between 4th St. (Perris) and c. 0.25 mile south of the San Jacinto River crossing 430 Comment
  UCR93829  Crypsis schoenoides G. R. Ballmer, K. T. Stockwell 1995-6-8 s.n. Riverside Peninsular Range, Warm Springs Creek, Budweiser Ranch, 0.25-1 mi upstream of Los Alamos Road crossing 457 Comment
  CAS-BOT-BC189261  Cryptantha C. Cowan 1978-4-25 1264 Riverside 0.4 mile off Highway 74 on Morris Ranch Road, 4.3 miles N on Highway 74 from its junction with Highway 371, San Bernardino NF, Whittaker transect #W 227 Comment
  JEPS67469  Cryptantha angustifolia Marjorie D. Clary 1933-2-26 2067 Riverside road from Indio to Fargo Cnayon; Colorado Desert 91 Comment
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Oct 31 2011
  POM368203  Cryptantha angustifolia Christopher Davidson 1979-4-4 7671 Riverside Orocopia Mts, lower end of Box Canyon on Box Canyon road, 4.4 miles E of Mecca. 213 Comment
  RSA21762  Cryptantha angustifolia C. B. Wolf 1937-4-6 8434 Riverside Coachella Valley, 3 miles N of Indio. 0 Comment
  RSA798154  Cryptantha angustifolia Marc Baker, Michelle Cloud-Hughes 2011-12-18 17505 Riverside 67 km WNW of Blythe, 17 km west of Palen Pass, 27 km NNE of Desert Center. 177 Comment
  SBBG25603  Cryptantha angustifolia E. R. Blakley 1966-4-9 6749 Riverside jct of US Hwy 60-70 and Wiley Well Rd, ca. 15 mi W of Blythe 121 Comment
  SBBG97219  Cryptantha angustifolia W. L. Halvorson 1977-3-8 77 -83 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  SD39166  Cryptantha angustifolia Edith A. Purer 1935-4-21 6457 Riverside Near Palm Springs Comment
  UC1931686  Cryptantha angustifolia J. Wear, N. Moorhatch 1993-6-11 Riverside Mecca Hills 60 Comment
  UC604980  Cryptantha angustifolia Roxana S. Ferris and Ruth P. Rossbach 1938-5-15 9515 Riverside 19 mi from Cottonwood Springs (ne of Pinto Basin); Pinto Basin Comment
  UC665819  Cryptantha angustifolia Ira L. Wiggins 1941-5-24 9562 Riverside 0.3 mi s Myoma (4.6 mi n of Indio) Comment
  UC857065  Cryptantha angustifolia Alice Eastwood 1913-4-30 Riverside Palm Springs Comment
  UCR214419  Cryptantha angustifolia A. C. Sanders 2010-3-15 37421 Riverside Sonoran (Colorado) Desert, western edge of Blythe near the airport, Black Rock Rd. near the Mesa Dr. and I-10 intersection 120 Comment
  POM14164  Cryptantha barbigera P. A. Munz, D. D. Keck 1922-4-9 4793 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  RSA339314  Cryptantha barbigera R. F. Thorne, R. K. Benjamin, C. W. Tilforth, L. M. Shultz, J. Hogge 1980-4-16 54048 Riverside SAN BERNARDINO MTS. : Sandy beach along Whitewater River, E of bridge and levee and below W-facing bluff 412 Comment
  UC1563094  Cryptantha barbigera Steve Boyd and Orlando Mistretta 1986-3-13 1407 Riverside ne of Desert Center (jct of Parker Dam Rd and Palen Rd (rd going through pass between Palen and Granite Ranges); Palen Mountains 182 Comment
  UCR279549  Cryptantha barbigera A. C. Sanders, Jim Malusa 2017-3-25 43001 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
  UCR89563  Cryptantha barbigera George K. Helmkamp 1994-3-10 42 15 Riverside Sonoran (Colorado) Desert, Indio Hills, canyon opening into Coachella Valley, 2 miles east of Thousand Palms on Ramon Road, and 1.3 miles north 122 Comment
  UCR228427  Cryptantha barbigera var. barbigera Dave Silverman 2010-3-30 7883 Riverside Sonoran (Colorado) Desert, southern McCoy Mtns, east bajada flank, 800 m west of Black Creek Rd, 4.5 km north of I-10, and 8 km east of McCoy Peak 155 Comment
  JOTR34338  Cryptantha barbigera var. fergusoniae Andre, Jim 2012-4-11 20681 Riverside Joshua Tree National Park. N. end of Hexie Mountains, Hidden Tank Picnic Area, approx. 8 mi south of north entrance station, and 1.4 mi SW of paved road (Rte 11) 1076 Comment
  UCR244395  Cryptantha barbigera var. fergusoniae Jim Andre 2012-4-16 20975 Riverside Southern Mojave Desert, Joshua Tree National Park; along Cottonwood Springs Rd [=Pinto Basin Rd.], c. 6 mi. south of north entrance at Twin Tanks parking area 1197 Comment
  UCR133045  Cryptantha corollata Jeri Hirshberg 1989-3-27 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta; Miller Canyon 396 Comment
  RSA787696  Cryptantha costata Duncan S. Bell 2012-4-5 3308 Riverside Palen sand dunes on the southwest side of the Palen mountains at the south end of Palen Valley and the northwestern part of Chuckwalla Valley. Approx. 6.75 air miles directly north of Hell. 141 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
  UC2013129  Cryptantha costata Neal Kramer 2012-3-24 2038 Riverside Approximately 15 miles of Blythe. Comment
  JOTR29494  Cryptantha decipiens Andre, Jim, Tasha La Doux 2006-4-11 8140 Riverside Joshua Tree National Park. Along paved road through Wilson Canyon at Fried Liver Wash 857 Comment
  SDSU18694 SDSU18694
Image available
Cryptantha dumetorum Kristen Hasenstab, M. G. Simpson 2008-4-2 57 Riverside Joshua Tree National Park. In wash adjacent to Cottonwood Springs wash, running N/NW to S/SE. Located on the west side of wash under a Prunus fasciculata at the edge of the wash. 902 Comment
  SEINET10455939  Cryptantha gracilis David B. Dunn 1946-3-16 Dunn 2067 Riverside On same sheet as Conrad 6639, UMO 110306. Collected on dry plateau 1/2 mi NE of Pushawalla Palms (Springs). Indio Hills. Sparse desert scrub of Larrea and Franseria, with palms at the springs in the canyon. Comment
  POM368240  Cryptantha holoptera M. B. Dunkle 1933-5-6 3436 Riverside Painted Canyon Comment
  UC100864  Cryptantha holoptera H. M. Hall Apr 1905 5788 Riverside 10 mi w Coachella; Colorado Desert, Marshall Canyon 91 Comment
  JEPS67653  Cryptantha intermedia W. L. Jepson 1935-4-19 17079 Riverside San Gorgonio Pass Comment
  RSA786076  Cryptantha intermedia C. P. Cowan 1978-4-24 1251 Riverside 19.6 mi S on Hwy 74 from its jct with Hwy 111 at Indian Wells. Sta. Rosa Road, 1 mi S of 74. Whittaker transect no.W-225(voucher). Comment
  UC857150  Cryptantha intermedia L. Haines and L. Erickson 1937-4-9 Riverside near Winchester (Riverside-Hemet road) Comment
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Mar 20 2011
  POM96833  Cryptantha intermedia F. M. Reed 1925-3-17 4936 Riverside Tahquitz Canyon - Palm Springs. Comment
  RSA782530  Cryptantha intermedia var. intermedia A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38373 Riverside 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. 465 Comment
  JOTR35357  Cryptantha maritima Harding, Mitzi, M. Wheeler 2011-1-26 142 Riverside Joshua Tree National Park. Pinto Basin, where Chuckwalla Valley meets Pinto Wash, between NE Eagle Mountains and W Coxcomb Mountains along dirt road (STOP1) 267 Comment
  RSA774928  Cryptantha maritima Duncan S. Bell 2011-4-7 2164 Riverside On the east side of the Arica mountains; approximately 2 miles northwest of Priests Well, or approximately 5.2 air miles southwest of the ghost town of Rice. 357 Comment
  UCR147845  Cryptantha maritima Steve Boyd, Et al. 2004-5-14 11274 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy Chocolate Mountains Aerial Gunnery Range 570 Comment
  UCR163920  Cryptantha maritima A. C. Sanders, P. J. MacKay, Tim Thomas 2005-2-26 29141 Riverside Sonoran (Colorado) Desert, SE of Hwy 177 toward dunes above Palen Dry Lake, SE end of Coxcomb Mtns. 168 Comment
  UCR244860  Cryptantha maritima Jim Andre 2012-3-19 21381 Riverside Sonoran (Colorado) Desert, Palen Mountains, along Palen Pass Rd at Palen Pass 383 Comment
  UCR85069  Cryptantha maritima A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16081 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  POM15215  Cryptantha micrantha Mary F. Spencer 1922-4-4 1918 Riverside Palm Springs. 122 Comment
  RSA633317  Cryptantha micrantha var. lepida R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38080 Riverside San Bernardino National Forest, San Jacinto Mountains: Above James Reserve in Hall Canyon. 1677 Comment
  UCR110966  Cryptantha micrantha var. lepida George K. Helmkamp 1998-6-27 4096 Riverside Santa Rosa Mtns., 3.3 miles south of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail, FS Rd. 7S02), in vicinity of an unnamed spring 1585 Comment
  UCSB41275  Cryptantha muricata Cowan, Clark 1978-4-25 Riverside 5.1 mi. (8.1 km.) W on Hwy. 74 from its jct. with Hwy. 243, approaching Hemet, San Jacinto Mts. 1370 Comment
  CLARK-A1528-2227  Cryptantha muricata var. jonesii John C. Roos 1950-4-15 4732 Riverside Reche Canyon 792 Comment
  SD4237  Cryptantha muricata var. jonesii Fidella G. Woodcock 1928-4-27 Riverside San Jacinto Mountain: Idyllwild Comment
  JOTR33727  Cryptantha pterocarya var. pterocarya La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2728 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Sandy pediment/bajada surrounding granitic ourcrops near Stirrup Tank parking lot (Stop 1) Comment
  RSA97125  Cryptantha racemosa H. K. Buechner 1955-5-29 C- 79 Riverside Magnesium Canyon, north base of Santa Rosa Mountains. Comment
  GMDRC2046  Cryptantha utahensis J. Andre 2006-4-26 6765 Riverside Little San Bernardino Mountains: Joshua Tree National Park: Long Canyon, approx. 2.3 mi. S. of NE corner (boundary) of park Near 34.06072 deg. N 116.44711 deg. 43681' W. Elev. 3463 ft. 1056 Comment
  RSA5435  Cryptogramma acrostichoides C. B. Wolf 1932-8-5 3978 Riverside Rocks at summit of San Jacinto Peak 3294 Comment
  SEINET7048197  Cucurbita foetidissima Steven R. Hill, Andrew C. Sanders 2001-5-4 33706 Riverside Temecula; along new gas line right-of-way, north of Del Ray Road near junction with Calle Pii+-a Colada. Bachelor Mountain 7.5 minute U.S.G.S. quadrangle. Elevation about 1250 feet. Comment
  JEPS46524  Cucurbita palmata W. L. Jepson 1912-10-28 5234 Riverside near Riverside Mts. (Colorado River); Colorado River 91 Comment
  UCSB69266  Cucurbita palmata Reifner, R. 2006-8-2 Riverside Lakeview Mountains, vicinity of Alicante Dr. at Jamawag Rd., N of Leon Rd.; USGS 7.5' Quad: Lakeview; UTM: (NAD 83) 11S 0488948E 3735311N 550 Comment
  POM198070  Cuscuta californica Joseph A. Ewan 1932-3-11 7095 Riverside Deep Canyon wash Comment
  UCR117340  Cuscuta californica var. californica Mitch Provance 1998-3-22 257 Riverside Riverside, VABM 1031, Hill traditionally called 'Lionshead', or also referred to as 'Challen Hill', located near the corner of Harrison St. and California Ave. in the Arlington area 305 Comment
  SD260939  Cuscuta californica var. papillosa Mitch Provance 2012-8-1 812 03 Riverside Colorado Desert: Thousand Palms Canyon Road, A+- 2/3 of the way up into the canyon. 139 Comment
  RSA544313  Cuscuta ceanothi Steve Boyd 1991-7-13 6420 Riverside Temescal Canyon, W base of Gavilan Hills, site of old glass factory between Temescal Wash & I-15, just S of Cajalco Road. Comment
  RSA0105841  Cuscuta pentagona Alan Romspert 2000-7-28 s.n. Riverside 60 Fwy Bridge and Santa Ana Riverbed transect. Comment
  UCR110410  Cuscuta pentagona A. C. Sanders, D. Bramlet, Mihai Costea, T. B. Salvato 1999-10-15 23171 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. east of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  RSA71009  Cuscuta salina F. W. Peirson 1924-6-21 4760 Riverside Along south end of Lake Elsinore 381 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
  SEINET11044078 Image available Cylindropuntia californica var. parkeri Marc A. Baker, Emily Mastrelli 2015-4-20 18330 Riverside The Badlands 600m SSW of the intersection of San Timoteo Canyon Road and Redlands Blvd., 23 km ENE of central Riverside, 20 km SE of central San Bernardino 567 Comment
  SEINET5624466 Image available Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2012-3-25 17525 .6 Riverside Northeast end of Chuckwalla Mountains, 11km SSE of Desert Center, 70km west of Blythe, two-track branching south from Com Spring Road, 1.1 km W of Corn Spring Campground, 400 south of Com Springs Wash 525 Comment
  POM10152  Cylindropuntia echinocarpa P. A. Munz 1921-5-1 4487 Riverside Southern edge of Mojave Desert near Pinyon Wells. 1220 Comment
  RSA0031148  Cylindropuntia echinocarpa Marc Baker 2013-3-10 17699 .2 Riverside 900m north of Chiriaco Summit, 48km east of Indio. 545 Comment
  SEINET9037740 Image available Cylindropuntia echinocarpa M. A. Baker 2015-1 18329 Riverside San Gorgonio Pass, 4km ENE of Banning, 33km WNW of Palm Springs, 800m east of the San Gorgonio River 660 Comment
  SD64280  Cymopterus panamintensis var. acutifolius Darley F. Howe 1966-4-6 4162 Riverside Steep hillside near entrance of Joshua Tree National Muoument 825 Comment
  RSA522103  Cyperus eragrostis Steve Boyd, Timothy S. Ross 1989-8-28 3796 Riverside Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east. 442 Comment
  RSA522720  Cyperus eragrostis Steve Boyd, Timothy S. Ross 1989-8-28 3811 Riverside Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east. 442 Comment
  RSA365119  Cyperus odoratus S. B. Parish 1913-9-20 8616 Riverside Mecca, Salton Sink. 58 Comment
  SBBG68019  Dalea mollis unknown 1893-1 Riverside Agua Caliente [Palm Springs] Comment
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Jul 16 2010
  SEINET3004993  Dalea mollis G. Rink, M. Baker 2011-4-3 10421 Riverside Northwest of Blythe, east of the McCoy Mtns, desert pavement 170 Comment
  RSA718568  Dalea mollissima Michael Honer, L. Hulse 2004-4-2 1887 Riverside East Wide Canyon; near MWD aqueduct, appx 2 mi. N of Dillon Rd. 488 Comment
  RSA4879  Dasyochloa pulchella C. B. Wolf 1932-4-27 2995 Riverside Colorado Desert, 14 miles E. of Mecca on Blythe Road 152 Comment
  RSA697751  Dasyochloa pulchella W. Marquart 1938-3-12 s.n. Riverside Mule Mts. S. of Chuckawalla Range. Comment
  UCR215642  Datura wrightii Bao Doan 2010-5-31 13 Riverside Western edge of Sonoran (Colorado) Desert, San Gorgonio Pass, Cabazon, Apache Trail at Pipeline Road 563 Comment
  CAS-BOT-BC293822  Deinandra fasciculata John Thomas Howell 1930-5-10 4789 Riverside 2 miles south of Perris Comment
  SDSU4570  Deinandra fasciculata H. Wedberg 1962-5-23 932 Riverside 4.8 miles from Hwy 395 at Rainbow, on road to Santa Margarita River and Temecula Canyon. 366 Comment
  UC63228  Deinandra fasciculata H. M. Hall May 17 1901-Jun 1 1901 1975 Riverside near Elsinore 365 Comment
  CAS-BOT-BC294105  Deinandra kelloggii H. M. Hall 1901-6-1 2420 Riverside San Jacinto Mountains. In the vicinity of Strawberry Valley 1828 Comment
  SD181706  Deinandra kelloggii Scott D. White 2000-6-3 7999 Riverside Gibbel Flat in the Santa Rosa Hills. 609 Comment
  UC68894  Deinandra kelloggii H. M. Hall 1905-5-1 6239 Riverside vicinity of Riverside 365 Comment
  SD135127  Deinandra paniculata Craig Reiser 1993-6-14 Riverside Near Winchester, N of Patton Rd. and several hundred yards N of San Diego aquaduct Comment
  UCR238219  Deinandra paniculata Mark A. Elvin 2005-5-24 4321 Riverside Peninsular Range; Perris-Aguanga Basin Region, SW foot of round hill west of Hemet and south of Hwy 74, west of California Ave. 470 Comment
  CAS-BOT-BC7977  Delphinium parishii subsp. parishii Emmet Rixford 1917-4-17 S.N. Riverside Coachella Valley. Comment
  SD138818  Delphinium parishii subsp. subglobosum Craig Reiser 1993-5-17 Riverside West of Santa Rosa Mountain, near head of Nance Canyon and Coyote Creek Comment
  PASA2553  Delphinium parryi Frank W. Peirson 1922-5-18 3051 Riverside Road south of Lake Elsinore 377 Comment
  SD140017  Delphinium parryi Scott White 1993-4-22 1249 Riverside North Aberhill Ranch, in hills N of Walker Canyon 487 Comment
  UCR125207  Delphinium parryi Mitch Provance 1998-5-24 537 Riverside Jurupa Mountains, Central 'Rattlesnake Mt.', 0.5km NE of peak 1739. 457 Comment
  UCR21932  Delphinium parryi Steve Boyd 1980-5-2 157 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  CAS-BOT-BC121434  Delphinium parryi subsp. parryi C. B. Wolf 1935-4-7 6302 Riverside Gavilan Hills Region, 2 mi SW of Perris 426 Comment
  UCR35347  Delphinium parryi subsp. parryi L. B. Ziegler 1967-4-25 123 Riverside Perris-Aguanga Basin, Pauba Ranch [SE of Temecula in Pauba Valley, off Hwy 79] 381 Comment
  RSA394494  Delphinium parryi subsp. purpureum N. C. Cooper 1949-6-29 4328 Riverside Hemet Lake, San Jacinto Mountains. 1524 Comment
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Nov 22 2011
  CSUSB1232  Dendromecon rigida R. M. Cope 1965-3-20 Riverside In valley on west side of road from Idyllwild to Banning, 5 miles below Lake Fulmore. 731 Comment
  UC410724  Dendromecon rigida Mrs. E. C. Van Dyke 1928-5-28 Riverside Banning Comment
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Mar 13 2011
  RSA263759  Dendromecon rigida subsp. rigida E. W. Lathrop 1971-3-24 7468 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  RSA563879  Deschampsia danthonioides A. C. Sanders 1993-5-12 13998 Riverside Hemet, SW corner of intersection of Florida Ave (Hwy 74) & Warren Road, between the New San Diego Aqueduct and Warren. 457 Comment
  RSA754134  Deschampsia elongata W. Schlegel, Andrew Troutte 2008-8-8 10 Riverside Idyllwild: Dry creek bed. Comment
  JEPS53423  Descurainia incisa subsp. incisa Carl V. Meyer 1928-7-26 522 Riverside 0.5 mi e Dutch Flat Comment
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Jul 3 2010
  CAS-BOT-BC43356  Descurainia pinnata subsp. glabra J. H. Thomas 1949-2-28 58 Riverside Southern part of Palm Springs. Comment
  CAS-BOT-BC43357  Descurainia pinnata subsp. glabra Ynez Whilton Winblad 1937-2-2 s.n. Riverside Coachella Valley. Comment
  JOTR16637  Descurainia pinnata subsp. glabra Wilburn and Walters 1967-3-7 s.n. Riverside Joshua Tree National Park. WHITE TANK 975 Comment
  JOTR28958  Descurainia pinnata subsp. glabra La Doux, Tasha 2005-3-30 1194 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  JOTR33724  Descurainia pinnata subsp. glabra La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2725 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Sandy pediment/bajada surrounding granitic outcrops near Stirrup Tank parking lot (Stop 1) Comment
  UCR244400  Descurainia pinnata subsp. glabra Jim Andre 2012-4-16 20981 Riverside Southern Mojave Desert, Joshua Tree National Park; along Cottonwood Springs Rd [=Pinto Basin Rd.], c. 6 mi. south of north entrance at Twin Tanks parking area 1197 Comment
  POM198000  Descurainia pinnata subsp. halictorum Joseph A. Ewan 1932-4-8 7031 Riverside Seven Palms near Garnet Comment
  RSA740649  Descurainia sophia Scott D. White, Justin M. Wood 2008-6-19 12272 Riverside Meadows at Baldy Mtn. 1585 Comment
  UCR172229  Descurainia sophia John F. Green 2006-5-3 s.n. Riverside Peninsular Ranges, French Valley, unincorporated Riverside County; along San Diego Aqueduct right of way between Benton Road and the obvious drainage to the south 412 Comment
  UCR265010  Descurainia sophia Mitch Provance 2013-4-8 413- 08 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  CAS-BOT-BC402298  Dicentra chrysantha Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild Comment
  CAS-BOT-BC402299  Dicentra chrysantha Edgar A. Mearns; L. Schoenfeldt 1894-5-24 3254 Riverside Jacumba Hot Spring Comment
  UCR166766  Dichanthelium acuminatum subsp. fasciculatum Scott D. White, Jennifer H. Jones 2005-5-25 11112 Riverside Peninsular Ranges; Santa Ana Mtns., Rainbow area; foothills west of I-15 Freeway and immediately N of San Diego County line 579 Comment
  POM19845  Dichelostemma capitatum subsp. capitatum Mary F. Spencer 1923-7-7 2257 Riverside Idyllwild, San Jacinto Mtn., 1646 Comment
  UCR41368  Dichelostemma capitatum subsp. pauciflorum N. M. Fellows 1985-3-3 83 Riverside San Jacinto Mtns, Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the north foot of San Jacinto Mountain, l mile west of Snow Creek Village 489 Comment
  SEINET7040156  Dichelostemma congestum A. G. Vestal 1962-4-8 Riverside Ca. 1.3 miles north north east of Lake Elsinore (Elsinore).UTM Zone 11, 469934mE, 3729065mN. Comment
  SEINET3885714  Dichelostemma pulchellum Steve Boyd, Tim Ross; Laurel Arnseth; Jaime Bonilla 1990-4-1 4013 Riverside Vail Lake area, lower slopes of Aqua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Sta.; 0 488 Comment
  CLARK-A1528-2155  Dicoria canescens John C. Roos 1956-12-15 6605 Riverside Palm Springs 243 Comment
  UCR214871  Dicoria canescens A. C. Sanders 2010-3-15 37402 Riverside Sonoran (Colorado) Desert, pass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 deg. ) of Blythe 152 Comment
  UCR34872  Dicoria canescens L. B. Ziegler 1974-11-2 537 A Riverside Sonoran (Colorado) Desert, Coachella Valley/Palm Springs area 137 Comment
  UCR1413  Digitaria sanguinalis Frank C. Vasek 1959-7-17 590717- 12 Riverside Riverside, residential garden of F.C. Vasek, 636 Sandalwood Court 335 Comment
  SD241952  Diplacus brevipes P. A. Munz, J. M. Johnston 1922-5-20 Riverside San Jacinto Mountains: 2 miles below Kenworthy, Thomas Valley. 1372 Comment
  RSA0019278  Diplacus brevipes Robert L. Rutherford 1944-5-21 1222 Riverside San Jacito Mtns. West Side. 915 Comment
  CAS-BOT-BC152268  Diplacus clevelandii John Thomas Howell 1931-5-30 6604 Riverside Santiago Peak Trail, Santa Ana Mts. Comment
  CAS-BOT-BC150680  Diplacus longiflorus Philip A. Munz; P. C. Everett 1950-6-23 14909 Riverside 2 mi. n.w. of Pipe Creek, Hemet Valley, San Jacinto Mts. 1402 Comment
  RSA0116273  Distichlis spicata Mitch Provance, Ken Halama 2003-6-15 17059 Riverside Temescal Mountains: Mead Valley, just SSW of the corner of Cajalco Rd. and Wood St. Comment
  CLARK-A1528-4592  Distichlis stricta var. laxa John C. Roos 1952-7-2 5804 Riverside Riverside 259 Comment
  UCR104602  Ditaxis californica James C. Dice, C. Barrows, K. Nicol, I. Eleck 1997-11-6 97116 - Riverside Coachella Valley, La Quinta, just west of Avenida Montezuma and Calle Nogales, E foot of Indio Mtn. 61 Comment
  SBBG81483  Ditaxis claryana S. A. Junak 1983-3-23 1638 Riverside E side of Jefferson Rd across from entrance to Cahuilla Lake County Park, S of Indio Comment
  RSA102324  Ditaxis lanceolata S. B. Parish, W. F. Parish 1882-04 19 Riverside Mts. in back of Agua Caliente. Comment
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Jul 12 2010
  RSA567658  Ditaxis lanceolata A. C. Sanders, E. J. Lawlor 1992-4-4 12108 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  RSA600221  Ditaxis lanceolata L. C. Wheeler 1959-12-27 7644 Riverside Chuckwalla Mountains. White Cloud Mine. Comment
  SD28015  Ditaxis lanceolata Carl B. Wolf 1932-4-27 3058 Riverside 5.0 miles east of Desert Center, north base of Chuckwalla Mountains. 500 Comment
  RSA708275  Ditaxis neomexicana Scott D. White, Brian Leatherman 2005-5-4 11012 Riverside Eastern Coachella Valley. Thermal area; bajada below Mecca Hills and East of the Coachella Canal. 24 Comment
  RSA776182  Ditaxis neomexicana Amber Swanson, Duncan S. Bell 2011-3-20 247 Riverside Canyon Springs area N of the Bradshaw Trail. 340 Comment
  UCR180228  Ditaxis neomexicana Scott D. White, Pam Devries 2006-3-14 11255 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, a few mi east of Indio, at proposed I-10 Freeway/ McNaughton Parkway interchange, north of the I-10 Freeway 152 Comment
  RSA793974  Ditaxis serrata var. californica Duncan S. Bell, John Anderson, Kim Clark, Keir Morse 2012-11-10 4351 Riverside Big Maria Mountains: southeast section of range, approximately 0.6 air miles northwest of Palo Verde Dam. 97 Comment
  CAS-BOT-BC43646  Dithyrea californica Marion L. Campbell 1921-3-20 81 Riverside Palm Springs. Comment
  CAS-BOT-BC43647  Dithyrea californica John Thomas Howell 1928-3-11 3427 Riverside Colorado Desert. 6 miles southeast of Garnet Station, Coachella Valley. 152 Comment
  SBBG72429  Dithyrea californica M. N. Ackley -Feb-1926 129 Riverside mouth of Painted Cyn Comment
  SD132879  Downingia cuspidata Tim Cass 1979-6-1 205 Riverside Mesa de Colorado, Pool C Comment
  RSA0002275  Downingia immaculata P. A. Munz 1922-4-29 5093 Riverside 0.5 mile south of Lake Elsinore. 381 Comment
  RSA66557  Draba corrugata var. saxosa P. A. Munz 1922-7-7 6043 Riverside Summit of San Jacinto Peak. 3287 Comment
  UC729877  Draba corrugata var. saxosa Carl B. Wolf 1932-8-5 3979 Riverside summit San Jacinto Peak San Jacinto Mts., summit San Jacinto Peak 3293 Comment
  RSA612505  Draba cuneifolia D. L. Banks 1997-2-17 1268 Riverside NW Palomar Mtns, Agua Tibia Mtns: NW foothills of Dorland Mountain at the south end of Los Caballos Road, the University of California-Emerson Oaks Reserve., The western most portion of the Preserve, south of a large, privately owned citrus grove. 445 Comment
  UC64549  Drymocallis glandulosa var. viscida H. M. Hall June, 1901 2204 Riverside vicinity Strawberry Valley; San Jacinto Mountains, vicin Strawberry Valley 1615 Comment
  IRVC140  Dryopteris arguta R. H. Whittaker, W. A. Niering 1963-5-28 SJ 37 Riverside Mountain Center, Hemet Hwy. San Jacinto Mountains 976 Comment
  UCR164282  Dryopteris arguta S. J. Myers 2001-7-16 s.n. Riverside Peninsular Range; San Jacinto Mtns, Bautista Canyon 951 Comment
  UCR264471  Dryopteris arguta S. J. Myers, Vesta A. Myers, Bill Hopson 2015-1-2 1075 Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon, upper part of canyon, near Corona 732 Comment
  RSA0098484  Dudleya lanceolata Marc A. Baker 2015-4-14 18321 Riverside San Gorgonio Pass, 4.2 km east of the San Gorgonio River, 28 km WNW of Palm Springs. 640 Comment
  RSA397783  Dudleya lanceolata H. Twining 1890-05 s.n. Riverside Foothills [Riverside] Comment
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Oct 27 2011
  UCR118177  Dudleya lanceolata Mitch Provance 1998-5-24 532 A Riverside Jurupa Mtns., Belltown area, 'Belltown Hill', small knoll near the E corner of Agua Mansa Rd. and Crestmore Rd./ Market St. 299 Comment
  UCR217647  Dudleya multicaulis Karyn L. Drennen, John Dvorak, Rose Cook 2010-4-29 06 Riverside Perris-Aguanga Basin, South of the west end of Lake Matthews, 2.13 km south of Cajalco/ La Sierra Ave intersection, 7 m north of dirt road, just west of where road crosses a convergence of drainages. 405 Comment
  GMDRC3987  Dudleya saxosa subsp. aloides J. Andre, T. La Doux 2006-4-26 11771 Riverside Little San Bernardino Mountains: upper Long Canyon (western drainage), growing on rocky slope in decomposed granite 1165 Comment
  RSA336039  Dudleya saxosa subsp. aloides K. Thorne, W. Wisura, A. Shmida, R. Whittaker 1978-4-23 52010 Riverside Chino Canyon Comment
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Apr 24 2011
  SEINET3412075 Image available Echinocereus engelmannii var. engelmannii Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28522 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert. 1236 Comment
  UCR59234  Echinochloa crus-galli Jeri Hirshberg 1989-7-20 s.n. Riverside Diamond Valley, south of Newport Road, near Searl Ranch. Comment
  RSA737045  Echinochloa oryzicola Scott D. White, Justin M. Wood 2008-9-17 12538 Riverside Romoland, 1/4 mile S of Ethanac Rd, between San Jacinto Rd and Palomar Rd, just S of railroad tracks. 442 Comment
  RSA675022  Ehrharta calycina Scott D. White, Tasha LaDoux 2000-4-20 7691 Riverside South of Hemet: 'Gibbel Flat' in the Santa Rosa Hills. 610 Comment
  SEINET270227 Image available Ehrharta erecta A. C. Sanders, O. F. Clarke 1996-2-17 17952 Riverside Residence of O.F. Clarke 1012 Spruce Street 305 Comment
  CHSC106538  Elatine californica Robert F. Thorne 1973-5-23 43840 Riverside SANTA ROSA PLATEAU - MESA DE COLORADO: N edge of large vernal marsh in shallow water. 609 Comment
  SJSU8873  Eleocharis geniculata R. L. MacDonald 1962-4-19 Riverside Thousand Palms Oasis Comment
  UCR193956  Eleocharis macrostachya A. C. Sanders 2008-7-25 35888 Riverside Peninsular Range; San Jacinto Mtns., May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1524 Comment
  UCR220334  Eleocharis macrostachya D. E. Bramlet 1992-4-29 2251 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto Valley, west edge of Hemet, west of Warren Rd. and north of Florida Ave./Hwy 74 457 Comment
  UCR96426  Elymus elymoides Scott D. White 1996-8-1 4404 A Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  UCR232774  Elymus glaucus William Schlegel, Andrew Troutte, Jordan Zylstra 2008-8-29 016 Riverside Peninsular Range; San Jacinto Mtns., Skunk Cabbage Meadow 2449 Comment
  UCR193906  Elymus hispidus A. C. Sanders, Mitch Provance 2008-7-11 35746 Riverside Peninsular Range; San Jacinto Mtns., 3/4 mi. NE of Mountain Center, c. 1/4 mile NE of Keenwild Fire Station, near road to helipad 1494 Comment
  UCR213879  Elymus hispidus Scott D. White, Justin M. Wood 2008-6-16 12124 Riverside San Jacinto Mountains, Fobes Canyon, c. 1 mi up Fobes Ranch Road from Fobes Spring 1555 Comment
  UCR116776  Elymus triticoides A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24171 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
  UC68775  Emmenanthe penduliflora H. M. Hall May 1905 6010 Riverside Cottonwood Springs; Colorado Desert 670 Comment
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Oct 9 2010
  UCR154453  Emmenanthe penduliflora A. C. Sanders, Mike Misenhelter 2005-6-15 30964 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
  UCR4140  Emmenanthe penduliflora Ronald M. Cope 1965-3-13 s.n. Riverside Western Colorado Desert/ San Bernardino Mtns., small canyon on west side of Whitewater Canyon Road about 2 mi from trout hatchery 549 Comment
  UCR906A  Emmenanthe penduliflora S. Riddell 1973-5-17 7 Riverside Santa Ana Mtns, Hwy 74, 8.8 mi west of Hwy 71-74 junction, west of Elsinore 640 Comment
  POM356690  Encelia actoni Julian P. Donahue 1984-10-6 90405 Riverside Pinyon Crest, Pinyon Flat, between San Jacinto & Santa Rosa Mts. 1249 Comment
  RSA502503  Encelia actoni Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-11 3723 Riverside Vail Lake area, recently burned hills SE of lake, S of Hwy 79. 488 Comment
  SD127538  Encelia actoni Reid Moran 1967-11-7 14645 Riverside 7 mi W Radec 399 Comment
  GMDRC5809  Encelia farinosa J. M. Andre, Glenn Clifton, Ron Kelley 2013-3-21 24400 Riverside West Riverside Mountains;: at base of NW corner of range where sand ramps run up against granitic bouldery slopes, about 10 mi. SW of Vidal Jct, 3 mi. south of 'Grommet' RR xing at Hwy 62 363 Comment
  JOTR35377  Encelia farinosa Harding, Mitzi, J. Hoines, E. Kramer 2012-2-2 166 Riverside Joshua Tree National Park. southeast Coxcomb Mountains; SE facing slopes and steep drainages 164 Comment
  SD239587  Encelia farinosa A. C. Sanders 2010-11-18 38691 Riverside Peninsular Range; western Gavilan Hills: eastern edge of Corona, north end of radio tower ridge, 1.85 mi. NNE (25a^z) of El Cerrito, 1 mi. SSE (143a^z) of Home Gardens, just east of large rock quarry. 398 Comment
  UC217945  Encelia farinosa P. A. Munz and D. Keck Apr 9 1922-Apr 12 1922 4890 Riverside near Corn Springs; Colorado Desert, Chuckwalla Mountains 457 Comment
  UCR102713  Encelia farinosa B. G. Pitzer 1998-1-24 3398 Riverside Sonoran (Colorado) Desert, N foot of Chuckwalla Mtns, Eagle Mt Rd, south side of Hwy I-10, 0.8 mi south of Hwy at powerline rd, & wash directly south of road 500 Comment
  POM356696  Encelia farinosa var. farinosa Howard Mullins 1931-4-11 s.n. Riverside Palm Springs. Comment
  RSA475298  Encelia farinosa var. farinosa Steve Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, Timothy S. Ross 1988-3-10 2127 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  RSA525271  Encelia farinosa var. farinosa Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4585 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 579 Comment
  RSA792915  Encelia frutescens Aaron C. Sedgwick, Cody Leslie 2012-9-20 122 Riverside South of 29 Palms Hwy 62 in a wash ~3 mi. east of Chadwick Rd. West of Ironage road ~1500 ft. 243 Comment
  UCR277614  Encelia frutescens Aaron C. Sedgwick, Duncan S. Bell 2012-9-20 123 Riverside Rice Valley, c. 3 miles south of Rice on Rice-Blythe [Midland] Rd. and then c. [1.5] miles [SE] on unmarked dirt road 235 Comment
  CAS-BOT-BC126750  Ephedra R. F. Thorne; M. Z. Thorne 1973-3-30 42689 Riverside Colorado Desert; Little San Bernardino Mountains region: Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, outwash of Mission Creek 488 Comment
  CAS-BOT-BC81538  Ephedra californica Catherine A. Toschi 1963-4-11 63 :124 Riverside Porcupine Wash, Joshua Tree National Monument 762 Comment
  SEINET11062604 Image available Ephedra californica Marc A. Baker, Michelle Cloud-Hughes 2015-3-26 18292 Riverside Chuckwalla Bench, 64km WSW of Blythe, 3.9km south of Augustine Pass 660 Comment
  SEINET3866930  Ephedra californica Howard C. Stutz 1979-12-31 8621 Riverside Palm Springs.; 0 Comment
  SFV17218  Ephedra californica J. W. Dole 1980-11-1 Riverside Snow Creek road, 1 mile from junction of Highway 111 and Interstate Highway 10. 360 Comment
  UC205579  Ephedra californica H. M. Hall 1919-3-25 Riverside Whitewater Wash Comment
  UCR168489  Ephedra californica Dr. H. de Forest 1925-4-17 s.n. Riverside San Gorgonio Pass, Cabazon 549 Comment
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Mar 13 2011
  RSA678363  Ephedra nevadensis Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10502 Riverside West side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains Comment
  SEINET6087497  Ephedra nevadensis Unknown 1956-2-24 Riverside Idyllwild Area. Strawberry Creek between crossing at Circle Drive and Humber Park. Comment
  SEINET3005053  Ephedra trifurca G. Rink 2011-4-28 10491 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe, sandy 94 Comment
  SEINET3220674 Image available Ephedra viridis P. Leary 1975-4-12 1049 Riverside 3/4 mile N of Sheep Pass, Joshua Tree National Monument. 1402 Comment
  SD262323  Epilobium campestre Mitch Provance, John Hazlett, Matt K. Beyers, Jeremiah George 2017-5-23 517 28 Riverside Menifee Valley: Menifee, about 0.5 miles south of Sun City, and 0.5 miles west of Romoland, SW corner of Lazy Creek Rd and Murrieta Rd (Romoland 7.5'Q) 430 Comment
  RSA758488  Epilobium canum subsp. canum M. Wall 2009-12-4 549 Riverside Bautista Canyon SE of Hemet, along Bautista Canyon Rd. ca. 6.2 miles SE of jct. with Fairview Ave. 779 Comment
  SBBG44917  Epilobium canum subsp. latifolium W. B. Holt 1941-10-23 17 Riverside near Split Rock, Joshua Tree National Monument Comment
  UCSB4330  Epilobium ciliatum Kamb, Peter 1949-10-30 Riverside Hall Canyon, San Jacinto Mts. 1645 Comment
  UCR159202  Epilobium densiflorum A. C. Sanders, Kelly Volansky 2005-8-31 31578 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
  POM3144  Epilobium glaberrimum subsp. glaberrimum H. M. Hall 1901-6-3 2377 Riverside In the vicinity of Strawberry Valley. 1585 Comment
  RSA381724  Epipactis gigantea Burton 1911-5-24 s.n. Riverside Riverside. Comment
  RSA381727  Epipactis gigantea N. C. Cooper 1944-4-8 s.n. Riverside San Bernardino National Forest, San Jacinto Mountains: Andreas Canyon (near Palm Springs) 457 Comment
  UCR213859  Epipactis gigantea Scott D. White, Justin M. Wood 2009-5-22 12928 Riverside San Jacinto Mountains, Halfway Spring, accessed via Old Control Road 1159 Comment
  UCR24195  Epipactis gigantea John C. Roos 1942-5-2 1129 Riverside Mojave Desert, Joshua Tree National Monument [now Park]. South entrance, Cottonwood Spring 915 Comment
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Apr 5 2011
  RSA652885  Equisetum hyemale var. affine John Wallace 1991-5-5 12 Riverside Colorado River, Palo Verde Dam. 5 yards east of outflow foot bridge. Comment
  GMDRC2527  Eragrostis cilianensis T. La Doux, J. Andre 2007-9-6 130 Riverside Little San Bernardino Mountains: Little San Bernardino Mountains: on dirt road to Lost Horse Ranger Sta, below Hemmingway Buttress, Joshua Tree Natl. Park.. Elev. 4058 ft. 1237 Comment
  UCSB51406  Eragrostis curvula Roos, John 1965-9-16 Riverside Lakeview Comment
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Sep 19 2018
  UCSB51400  Eragrostis mexicana Roos, John 1965-7-7 Riverside San Jacinto Comment
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Mar 10 2013
  CAS-BOT-BC284071  Eragrostis pectinacea var. pectinacea Lewis S. Rose 1957-1-3 57008 Riverside La Quinta 15 Comment
  CSUSB1449  Eremalche exilis Kirby W. Brown 1966-3-10 Riverside Highway 111, 8.4 miles northwest of Palm Springs 304 Comment
  UC68598  Eremalche exilis H. M. Hall Apr. 1905 5928 Riverside McCoy Wash Colorado Desert, McCoy Wash 91 Comment
  UCR198170  Eremalche exilis Michael Honer, Theresa Miller 2005-3-11 2065 Riverside Northeastern Colorado Desert, Rice Valley, 4.5 mi south-southeast of Rice, 1.5 mi east of ATSF railway 220 Comment
  RSA278491  Eremalche rotundifolia John F. Emmel 1977-3-7 553 Riverside Orocopia Mts.; canyon 4.9 air miles due east of Shaver s Well 579 Comment
  UCSB9703  Eremalche rotundifolia Leeuwen, Henry 1957-4-13 Riverside Next to US 60, near juncture with Cal 195 Comment
  CLARK-A1528-2642  Eremocarpus setiger John C. Roos 1965-7-27 Riverside Elsinore Comment
  SD258953  Eremothera boothii subsp. condensata Sarah J. De Groot, Cheryl Sevilla 2016-3-16 7644 Riverside Mecca Hills: Hills around Shaver's Well, along Box Canyon Road, south edge of Shaver's Valley, eastnortheast of Mecca. 294 Comment
  UC1186516  Eremothera boothii subsp. condensata E. G. Linsley and J. W. MacSwain 1960-3-2 60 -4 Riverside twenty mi e Desert Center Comment
  RSA0119716  Eriastrum diffusum subsp. coachellae P. A. Munz 1930-5-1 11921 Riverside Morongo Valley. Comment
  UC1392684  Eriastrum eremicum R. F. Hoover 1969-4-14 11229 Riverside just s south city limit; Palm Springs Comment
  CAS-BOT-BC514460  Eriastrum eremicum subsp. eremicum Carl B. Wolf 1932-5-25 3678 Riverside North base of San Jacinto Mts.: Snow Creek Canyon, 1 mi below fish hatchery 396 Comment
  CAS-BOT-BC514470  Eriastrum eremicum subsp. eremicum J. Cole 1942-5-1 972 Riverside Ruby Lee Mill Site, Joshua Tree National Monument 914 Comment
  SDSU21597  Eriastrum harwoodii Duncan S. Bell 2010-5-1 903 Riverside Arica Mountains: northwest of mountain range, ca. 8.6 air miles west of the ghost town of Rice, and ca. 6.8 air miles northwest of Priests Well. 286 Comment
  JEPS69118  Eriastrum sapphirinum C. V. Meyer June 1927 152 Riverside Temecula Comment
  UC52457  Eriastrum sapphirinum H. M. Hall 1897-7-3 Riverside Riverside Comment
  UCR35053  Eriastrum sapphirinum L. B. Ziegler 1964-8-30 23 Riverside San Jacinto Mtns., Hemet (Garner) Valley, Thomas Mtn. subdivision 1402 Comment
  RSA0122952  Eriastrum sapphirinum subsp. dasyanthum A. C. Sanders 1994-5-29 14551 Riverside San Bernardino Mountains: Morongo Indian Reservation, among hills on the low pass between Millard Cyn. and Potrero Cr. 750 Comment
  SD186279  Eriastrum sapphirinum subsp. dasyanthum A. C. Sanders, Mike Misenhelter 2005-6-15 30987 Riverside Sage-Aguanga Region; 2.0 miles northnortheast of Vail Lake, 4.0 miles southsouthwest of Sage, Denise Rd. at Bonita Rd. near Calle de Nino. 640 Comment
  CAS-BOT-BC286796  Ericameria cuneata var. spathulata Edmund C. Jaeger 1925-12-4 s.n. Riverside Covington Flats; Little San Bernardino Mts. 1219 Comment
  UCR163401  Ericameria linearifolia O. F. Clarke 2002-3-15 s.n. Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  JOTR32642  Ericameria nauseosa var. mohavensis La Doux, Tasha, K. Matthews, S. Szabo, J. Van Warmerdam, B. Truesdell 2007-10-4 2563 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Convergence of Lower Covington Flat and Smith Water Canyon (Stop 3) 1362 Comment
  SBBG62898  Ericameria nauseosa var. mohavensis J. E. Butner 1948-10-3 657 Riverside San Jacinto Mtns on St Hwy 74 Comment
  UCR149939  Ericameria palmeri var. pachylepis Scott D. White, Brian Leatherman 2004-10-7 10771 Riverside Perris Basin, city of Perris, immediately east of the I-215 Freeway, at Watson Road 434 Comment
  UCR49992  Ericameria palmeri var. pachylepis S. J. Myers 1987-10-27 s.n. Riverside Peninsular Range; Santa Ana Mtns., c. 3 mi. west of Temecula, NE portion of Santa Rosa Plateau, 3/4 mi. east of Walker Basin 488 Comment
  OBI7340  Ericameria paniculata Louis C. Wheeler 1933-12-1 2288 Riverside 2 mi E Cabezon, San Gorgonio Pass 640 Comment
  SFV13134  Ericameria parishii var. parishii M. J. Thor 1982-9-18 155 Riverside San Jacinto Mountains Idyllwild. Saunders Meadow Road, 0.25 miles from State Highway 243. 1524 Comment
  SD229094  Ericameria pinifolia Dick Schwenkmeyer 2012-3-26 665 Riverside Mt. San Jacinto: Garner Valley, Kenworthy (site #2), approx 1 mile northeast of junction of Highway 74 and Morris Ranch Road, base of steep bouldery slope. 1374 Comment
  CAS-BOT-BC293299  Ericameria teretifolia Philip A. Munz 1932-10-16 12872 Riverside North slope of Santa Rosa Mts., Indio to Vandeventer Flat road 1066 Comment
  RSA606237  Erigeron divergens R. S. Woglum 1937-5-22 585 Riverside Santa Rosa Mountains. Comment
  RSA761280  Erigeron foliosus Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade, et al. 2010-8-14 715 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  CAS-BOT-BC296232  Erigeron foliosus var. foliosus Mrs. J. D. Abrams 1901-5-19 s.n. Riverside Elsinore Comment
  JEPS41515  Erigeron foliosus var. foliosus W. L. Jepson 1903-8-5 2262 Riverside Strawberry Valley San Jacinto Mt., Strawberry Valley 1676 Comment
  RSA683094  Erigeron foliosus var. foliosus Scott D. White, Teresa B. Salvato, L. V. DeMarco, Jessica Christian 2001-6-30 8659 Riverside San Jacinto Mountains: Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  POM3885  Eriodictyon crassifolium Robinson, Crocker 1916-3-20 s.n. Riverside Santa Ana Mts. Comment
  RSA253145  Eriodictyon crassifolium Gary D. Wallace 1975-2-22 1398 Riverside San Jacinto Mtns., alaong hwy, 243, 3-5 mi. N of Poppet Flat Road turn off. Comment
  UC1124322  Eriodictyon crassifolium A. Lewis Mar 1934 324 Riverside Bedford Canyon; Corona Quadrangle, Bedford Canyon Comment
  UCSB16248  Eriodictyon crassifolium Sonnenburg, D. 1963-5-4 Riverside 2.5 miles south of Banning to Idyllwild road 853 Comment
  JEPS39  Eriodictyon crassifolium var. crassifolium W. L. Jepson 1939-4-15 19213 Riverside about 9 mi westerly from Aguanga (Dripping Spring, (westerly from Nigger Valley about 3 mi)); Dripping Spring Comment
  JEPS57  Eriodictyon trichocalyx M. D. Clary 1932-4-3 1030 Riverside 8 mi w Indio (Indian Wells, Whitewater Wash); Colorado Desert, Indian Wells, Whitewater Wash 30 Comment
  UCR193731  Eriogonum A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35649 Riverside Peninsular Range; San Jacinto Mtns., May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1524 Comment
  JOTR29269  Eriogonum angulosum La Doux, Tasha 2005-8-17 1539 Riverside Joshua Tree National Park. Little San Bernardino Mountains, east of Barker Dam; near Wall Street Mill parking lot along trail heading toward Wonderland Wash 1319 Comment
  RSA766436  Eriogonum apiculatum E. L. Peterson 1930-8-28 s.n. Riverside Canyon between Tahquitz Valley Trail and Marion Peak, above Idyllwild. San Jacinto Mts. 1890 Comment
  SBBG123018  Eriogonum apiculatum L. Wheeler 1945-10-7 6412 Riverside divide between W Fk Snow Crk and N Fk San Jacinto River 2377 Comment
  SEINET6328738  Eriogonum apiculatum Michael Denslow, Firoozeh Navid- Ara, Valerie Soza 2003-7-15 1454 Riverside Peninsular Ranges; San Jacinto Mountains; East of Idyllwild, along South Ridge Road (5S11 Rd.) 1890 Comment
  CDA23629  Eriogonum baileyi Mike Lahti 2008-8-26 PDR# 1473313 Riverside Hemet, 41801 East Benton Rd., 0.5 miles E of Sage Rd. 0 Comment
  JEPS56713  Eriogonum davidsonii Marjorie D. Clary 1932-8-21 1089 Riverside Hemet Valley Colorado Desert, San Jacinto Mts., Hemet Valley 1371 Comment
  RSA393466  Eriogonum davidsonii N. C. Cooper 1944-5-20 1231 Riverside Pine Flats, Palms to Pines Highway. 1220 Comment
  UCR242669  Eriogonum davidsonii A. C. Sanders 2013-7-6 40844 Riverside Peninsular Range; San Jacinto Mountains, Idyllwild, SE side of town near south end of South Ridge, near junction of Tahquitz View Dr. and FS Rd. 5S11 1784 Comment
  UCR35099  Eriogonum davidsonii L. B. Ziegler 1967-8-2 201 Riverside Peninsular Ranges, San Jacinto Mtns., upper Herkey Creek area 1524 Comment
  UCR35100  Eriogonum davidsonii L. B. Ziegler 1964-7-20 32 Riverside San Jacinto Mountains, Garner (Hemet) Valley Comment
  RSA784941  Eriogonum deflexum Duncan S. Bell 2012-2-12 3119 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  UCR101592  Eriogonum deflexum 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
  RSA554244  Eriogonum deflexum var. deflexum Theo Glenn 1991-5-30 91 -120 Riverside Mule Mtns, 0.2 mi. E of the Opal Hill Mine, just N of the Imperial County line and W of Palo Verde. Comment
  UC85772  Eriogonum elongatum var. elongatum J. W. Toumey 1894-9-27 Riverside Banning Comment
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Mar 13 2011
  SEINET6418387  Eriogonum fasciculatum Ken Zysk 1971-4-27 P 140 Riverside Chaffey College 457 Comment
  UCR235219  Eriogonum fasciculatum subsp. foliolosum A. C. Sanders, John F. Green 2012-6-1 40240 Riverside Peninsular Range; Perris-Aguanga Basin Region, powerline route south of Ethanac Rd. and north of McPherson Rd., near south end of Richland Ln., E of Hwy 74, c. 6.1 km SW (219 deg. ) of Perris 495 Comment
  UC849407  Eriogonum fasciculatum var. flavoviride C. L. Hitchcock 1940-4-1 5903 Riverside 1 mi below Cottonwood Spring; Joshua Tree National Monument Comment
  LA206857  Eriogonum fasciculatum var. foliolosum A. M. Johnson; 1932-4-23 4027 Riverside San Jacinto Mountains, along road Comment
  RSA192060  Eriogonum fasciculatum var. foliolosum E. W. Lathrop 1965-4-26 5697 Riverside 4 miles southwest of Murrieta. Comment
  RSA650852  Eriogonum fasciculatum var. foliolosum William Wilson 1948-2-14 s.n. Riverside 11 miles SE Hemet. 549 Comment
  CAS-BOT-BC250130  Eriogonum fasciculatum var. polifolium G. D. Hanna; M. M. Hanna 1958-2-16 s.n. Riverside Cabason Comment
  JEPS56984  Eriogonum fasciculatum var. polifolium W. L. Jepson 1901-5-31 1562 b Riverside Temescal Wash 335 Comment
  SDSU13543  Eriogonum fasciculatum var. polifolium W. Miller 1972-7-20 Riverside Border N.W. of Royal Oak Ranch. Comment
  UCR193976  Eriogonum gracile A. C. Sanders 2008-7-25 35911 Riverside Peninsular Range; San Jacinto Mtns., east side of May Valley, along Bonita Vista Rd. at foot of hills 1580 Comment
  POM153377  Eriogonum gracile var. gracile P. A. Munz, I. M. Johnston 1928-9-12 11252 Riverside Temescal Canyon. Comment
  RSA735613  Eriogonum gracile var. incultum LeRoy Gross, Duncan S. Bell 2008-9-16 3576 -b Riverside Garner Valley. West side of, and close to Highway 74. Around 1/4 mile north from Ramona trailhead parking area. 1365 Comment
  RSA737124  Eriogonum gracile var. incultum Justin M. Wood 2008-10-15 190 Riverside Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  CAS-BOT-BC257583  Eriogonum inflatum Roxana S. Ferris 1918-6-14 980 Riverside In Box Canon [Canyon], Chocolate Mts. on Mecca-Blythe Rd Comment
  JOTR16812  Eriogonum inflatum Vanderspek & Youse 1964-4-19 s.n. Riverside Joshua Tree National Park. WILSON CANYON 853 Comment
  UCR148292  Eriogonum inflatum 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 25 and 26, NE of Hunters Spring, near S base of Orocopia Mtns. 23 Comment
  UCR167269  Eriogonum inflatum 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
  JOTR35311  Eriogonum nudum var. pauciflorum Wheeler, Mark 2011-10-20 s.n. Riverside Joshua Tree National Park. large wash about 1 mile SW of Eureka Peak. 1380 Comment
  JOTR35374  Eriogonum nudum var. pauciflorum Wheeler, Mark 2011-10-20 s.n. Riverside Joshua Tree National Park. just east of Inspiration Point, localized population in canyon 1620 Comment
  SEINET5330942  Eriogonum nudum var. pubiflorum I. W. Clokey, E. G. Anderson 1935-8-21 6590 Riverside Keene Camp P.O., Hillside 1425 Comment
  JOTR29274  Eriogonum plumatella La Doux, Tasha 2005-8-17 1544 Riverside Joshua Tree National Park. Little San Bernardino Mountains, east of Barker Dam; near Wall Street Mill parking lot along trail heading toward Wonderland Wash 1319 Comment
  RSA424859A  Eriogonum reniforme M. B. Dunkle 4912 Riverside Colorado Desert, east of Indio. Comment
  RSA64578A  Eriogonum reniforme F. W. Peirson 1914-04 1737 Riverside Whitewater, west end of Coachella Valley. Comment
  POM128742  Eriogonum thomasii F. W. Peirson 1927-4-12 7171 Riverside Painted Canyon. Comment
  RSA222820  Eriogonum thomasii D. Atwood 1970-4-3 2371 Riverside 37 mi. north of Blythe on Hwy 95. Comment
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Jul 14 2012
  RSA777533  Eriogonum thomasii Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-30 907 Riverside McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 290 Comment
  UCR124001  Eriogonum thomasii George K. Helmkamp, E. A. Helmkamp 2001-4-14 6464 Riverside Coachella Valley, Indio Hills, 1.4 mi north of Ramon Rd on Avita Rd (Avita is 2.8 mi east of I-10) 46 Comment
  UCR148862  Eriogonum thomasii S. J. Myers 2005-1-31 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 10 miles ESE of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 20 Comment
  RSA64760  Eriogonum thurberi F. W. Peirson 1914-04 1738 Riverside Whitewater at head of Coachella Valley. Comment
  UC668382  Eriogonum thurberi Annie M. Alexander and Louise Kellogg 1941-4-24 2077 Riverside Morongo Valley Gorge of Dry Morongo Creek 640 Comment
  UCR139377  Eriogonum thurberi I. M. Johnston 1917-4-4 s.n. Riverside Sonoran (Colorado) Desert, near Palm Springs 183 Comment
  JEPS56822  Eriogonum trichopes W. L. Jepson 1927-4-12 11642 Riverside Painted Canyon Mecca Hills, Painted Canyon 76 Comment
  JOTR35348  Eriogonum trichopes Harding, Mitzi, Mark Wheeler 2012-2-28 115 Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; large northeast flowing canyon (Stop 5) 268 Comment
  CAS-BOT-BC264930  Eriogonum wrightii var. membranaceum H. M. Hall 1901-7-1 2608 Riverside Strawberry Valley 1828 Comment
  LA207116  Eriogonum wrightii var. membranaceum Elizabeth McClintock; 1939-9-1 sn Riverside San Jacinto Mountains, trail to Round Valley Comment
  UCR5722  Eriogonum wrightii var. membranaceum O. F. Clarke 1966-10-5 661005- 41 Riverside Peninsular Range; Santa Rosa Mtns., Santa Rosa Mountain Rd., first wooded canyon -- near University of California, Deep Canyon Desert Research Center 1829 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
  RSA772410  Eriophyllum confertiflorum Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4855 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
  SD255647  Eriophyllum confertiflorum Mitch Provance 2012-5-24 512 08 Riverside San Bernardino Mountains: Banning, foothills and alluvial fan near border with Beaumont, NE of the intersection of Highland Springs Avenue and Silson St. 868 Comment
  UCR127553  Eriophyllum confertiflorum A. C. Sanders, T. B. Salvato 2003-5-21 26799 Riverside Elsinore Valley, Wildomar, old ranch parcel SE of Wesley St. and SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  GMDRC2040  Eriophyllum confertiflorum var. confertiflorum J. Andre 2006-4-26 6746 Riverside Little San Bernardino Mountains: Joshua Tree National Park: about 0.5 mi. NNE. of Rattlesnake Spring, on ridge just south of radio tower and NE corner of park boundary. Near 34.07623 deg. N 116.44711 deg. W. Elev. 4332 ft. 1321 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
  UCR110960  Eriophyllum confertiflorum var. confertiflorum George K. Helmkamp 1998-6-27 4088 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
  RSA483567  Eriophyllum wallacei D. Charlton 1988-5-21 1942 Riverside Thomas Mountain Rd, from North to South. West of Garner Valley and South of Lake Hemet on Hwy 74 1677 Comment
  SEINET8753388 Image available Eriophyllum wallacei Philip A. Munz 1949-1 13023 Riverside Near conejo Well, north base of Eagle Mts., Mojave desert 914 Comment
  UC1022811  Eriophyllum wallacei Philip A. Munz 1940-3-23 15720 Riverside 3 mi n Cottonwood Springs; Southern California, Eagle Mts. 914 Comment
  UC472866  Eriophyllum wallacei Mary Fiske Spencer 1926-3-8 26 Riverside Snow Canyon washes, base of San Jacinto Mts; , Snow Canyon Comment
  UC572555  Eriophyllum wallacei H. S. Yates 1937-3-23 6412 Riverside 3 mi n of Palm Springs; San Jacinto Quadrangle 213 Comment
  UC69060  Eriophyllum wallacei H. M. Hall 1905-5-1 6012 Riverside Cottonwood Springs Colorado Desert, Cottonwood Springs Comment
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Oct 9 2010
  UCR154735  Eriophyllum wallacei T. B. Salvato, Kent Beaman 2005-5-16 764 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
  UC217947  Erodium texanum P. A. Munz, D. Keck 1922-4-13 4923 Riverside Hayfield Colorado Desert, Chuckwalla Valley 152 Comment
  LA204344  Erysimum capitatum var. capitatum Elizabeth Levine; 1949-5-22 sn Riverside Off the Pines to Palms Highway past Lake Hemet Comment
  RSA0020251  Erythranthe floribunda Henry J. Ramsey 1937-5-30 2120 Riverside Santa Rosa Mountains. Comment
  JEPS51774  Eschscholzia californica W. L. Jepson 1914-5-25 6077 Riverside Beaumont Comment
  UCD94179  Eschscholzia californica Shannon M. Still 2008-3-19 288 Riverside California. Riverside County. 566 Comment
  UCR182313  Eschscholzia californica Mitch Provance 2003-4-5 6617 Riverside San Bernardino Valley, Glen Avon (near border with Fontana) along the NW base of the Jurupa Mountains, south of Philadelphia St. and just east of Country Village Rd 253 Comment
  UCR198176  Eschscholzia californica Michael Honer, L. Hulse 2005-3-7 2033 Riverside Colorado(Sonora) Desert, Little San Bernardino Mountains, Blind Canyon; c. 1.5 mi north of Desert Hot Springs 488 Comment
  RSA0118599  Eschscholzia minutiflora Sarah J. J. De Groot, Cheryl Sevilla 2016-3-16 7641 Riverside Mecca Hills: hills around Shaver's Well, along Box Canyon Road; south edge of Shaver's Valley, east-northeast of Mecca. 294 Comment
  RSA445668  Eschscholzia minutiflora M. B. Dunkle 1937-3-25 4917 Riverside Colorado Desert. Shaver's Well Comment
  UCR269195  Eschscholzia minutiflora Thomas R. Stoughton, Stephanie Rockwood, Christi Gabriel 2011-3-22 779 Riverside Sonoran (Colorado) Desert, Mecca Hills, just south of Shaver's Well 305 Comment
  RSA0023136  Eschscholzia minutiflora Anstruther Davidson 1893-04 s.n. Riverside Palm Springs. Comment
  CAS-BOT-BC419606  Eschscholzia parishii W. R. Ernst 1960-3-15 720 Riverside East of Indio on Highway 60-70, about 6 miles west of Cactus City Comment
  RSA709243  Eucalyptus A. C. Sanders, C. L. Sanders, O. F. Clarke, A. M. Boyce 1993-11-7 14220 Riverside Riverside, residential garden of Al M. Boyce, 266 Frost Court (E edge of UCR) 360 Comment
  OBI68205  Eucalyptus camaldulensis Jenn Yost & Matt Ritter, Matt Ritter 2007-10-18 322 Riverside Growing in the UC Riverside Arboretum Comment
  UCR128257  Eucalyptus camaldulensis A. C. Sanders, Kelly Volansky 2003-10-16 27347 Riverside Moreno Valley, lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. 534 Comment
  UCR250317  Eucrypta chrysanthemifolia A. C. Sanders 2014-4-8 40971 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
  UCR87633  Eucrypta chrysanthemifolia A. C. Sanders 1994-5-30 14607 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  VVC258  Eucrypta chrysanthemifolia A. C. Sanders, J. Mac 1997-5-4 20700 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek drainage, dry slopes above Brown Creek. 915 Comment
  UCR91449  Eucrypta chrysanthemifolia var. chrysanthemifolia Scott D. White 1995-3-30 2640 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
  JEPS22524  Eucrypta micrantha Rimo Bacigalupi with Paul Hutchison 1958-2-19 6186 Riverside 9.4 mi n Blythe (at w base of Big Maria Mts); Big Maria Mts. 167 Comment
  SD79811  Eulobus californicus Helen V. Witham 1970-5-1 861 Riverside Bautista Canyon, southeast of Hemet. 800 Comment
  RSA651894  Euphorbia Marion P. Harthill 1971-3-19 8 Riverside Palm Desert. Comment
  RSA0102792  Euphorbia lurida Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8586 Riverside Santa Rosa Mountains; collecting on forested slope between forest service road and the summit of Santa Rosa Mountain. 2324 Comment
  UCR115148  Euphorbia maculata Mitch Provance 2000-10-28 2284 B Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 290 Comment
  SDSU21594  Euphorbia micromera Duncan S. Bell 2011-10-22 3000 Riverside Arica Mountains: west side of the mountain range, ca. 2.6 air miles west of Priests Well, and ca. 6.8 air miles southwest of the ghost town of Rice. 437 Comment
  RSA432446  Euphorbia palmeri M. B. Dunkle 1933-7-21 3719 Riverside Idyllwild 1616 Comment
  UCD142698  Euphorbia polycarpa Robert F. Thorne; Rolf and Gertrud Dahlgren 1979-8-23 53601 Riverside Pinto Basin Road: Along road at meeting area of Mojave and Colorado Deserts. 1097 Comment
  UCR107720  Euphorbia polycarpa A. C. Sanders 1997-3-1 19738 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
  UCR120563  Euphorbia polycarpa Helen Kennedy, T. B. Salvato 2002-2-2 5448 Riverside Western Colorado Desert/ San Jacinto Mtns, Coachella Valley, Agua Caliente Indian Reservation, mouth of Andreas Canyon at Palm Canyon, S edge of Palm Springs between Andreas Cyn. Rd. and water tank on W edge of sec. 2 244 Comment
  UCR3363  Euphorbia polycarpa H. M. Whistler 1964-3-1 640301- 02 Riverside Upper Santa Ana River/San Bernardino Valley Region, City of Riverside, 0.1 mi. north of Fire Research Station, on Canyon Crest Drive. 323 Comment
  RSA432478A  Euphorbia polycarpa var. hirtella H. de Forest, Jack Rempel 1934-4-15 s.n. Riverside Jaquitz Canyon floor. 183 Comment
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Mar 15 2014
  UCR239868  Euphorbia serpens O. F. Clarke 2003-9-1 s.n. Riverside Peninsular Range, Riverside, UCR Botanical Garden, along wheelchair trail NW of rose garden 351 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
  CAS-BOT-BC167376  Fagonia laevis Edmund C. Jaeger 1920-3-31 s.n. Riverside Hills south of Palm Springs Comment
  LA209843  Fagonia laevis Martha Hilend; 1932-3-25 sn Riverside Chuckawalla Mountains, about 3 mi. above Corn Springs Comment
  SD128674  Fagonia laevis Darley F. Howe 1980-4-15 Riverside 1 mile west of Mesa Verde, south slope of McCoy Mountains, Highway 10 Comment
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Jul 24 2012
  UCSB19496  Fagonia laevis Winn, Will 1963-4-8 Riverside State Highways 60-70; 39.4 miles W of Desert Center Comment
  UCSB8693  Fagonia laevis Gunnerson, Robert 1953-3-21 Riverside 9 miles east of Indio Comment
  POM14006  Fagonia pachyacantha Philip A. Munz, D. D. Keck 1922-4-9 4771 Riverside Shaver's Well, near Mecca. Comment
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Apr 24 2011
  CDA15517  Festuca arundinacea M. Lahti 1999-5-21 PDR 1238959 Riverside Southern California; Hemet. 0 Comment
  UCR85179  Festuca microstachys A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-19 16176 Riverside Coachella Valley/San Jacinto Mtns foothills, Coachella Valley: N-facing rocky slope in Chino Canyon along the Palm Springs tram road, 2 mi above Hwy 111 (Palm Canyon Dr.) 612 Comment
  UCR157944  Festuca myuros T. B. Salvato, A. C. Sanders 2005-5-17 913 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
  UCR137492  Festuca octoflora D. L. Banks, V. W. Steinmann 1997-3-13 1524 A Riverside NW Palomar Mtns, Agua Tibia Mtns, Vail Lake area, N and just south of Hwy 79; hills (burned in the Vail fire of May 1996) east of the Dripping Springs alcove and west of Vail Lake Marina Rd 549 Comment
  RSA381633  Ficus palmata W. P. Armstrong 1986-4-6 1260 Riverside Univ. Calif. Riverside - near hillside test plots E of main campus 366 Comment
  UCR174131  Filago arizonica A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32611 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  CLARK-A1528-216  Filago californica C. M. Flanagan 1973-4-26 OO 306 Riverside Morongo Indian Reservation 914 Comment
  CLARK-A1528-217  Filago californica Oscar F. Clarke 1952-4-17 Riverside Riverside 396 Comment
  POM47488  Filago californica Mary F. Spencer 1920-3-28 1630 Riverside In desert sand near Palm Springs Comment
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Aug 27 2011
  RSA339317  Filago californica R. F. Thorne, C. W. Tilforth 1980-5-28 54200 Riverside Branch ravine running W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater P.O. 610 Comment
  RSA703372  Filago californica LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Lee Worlow 2005-2-17 1440 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  RSA729268  Filago californica R. F. Thorne, M. Z. Thorne 1973-3-30 42686 -b Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  UCR155942  Filago californica T. B. Salvato, Kent Beaman 2005-5-16 823 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
  UCR158726  Filago californica A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30011 Riverside Peninsular Range, Agua Tibia Mountains, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  UCR137489  Filago gallica D. L. Banks 1997-3-29 1587 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. Headwaters of Pala Creek at the S extremity of the Reservation, north of the Riverside/San Diego Co. line, west of the intersection of Magee Truck Trail and Moreno Rd including a large area of vernally wet grassland at the extreme SW corner of the Reservation 409 Comment
  CLARK-A1528-5492  Forestiera neomexicana John C. Roos 1965-7-25 Riverside Santa Rosa Mountains Comment
  RSA464881  Forestiera pubescens Bonnie C. Templeton 1930-4-15 1476 Riverside Near Gavilan Peak. 500 Comment
  JEPS83134  Fouquieria splendens subsp. splendens R. P. Allen 1935-3-23 Riverside Shaver's Well Comment
  UCSC001446  Fragaria vesca Peter Kamb 1947-3-3 479 Riverside San Jacinto Mts, Hall Canyon 1615 Comment
  RSA33863  Frasera parryi Robert L. Rutherford 1944-7-15 1583 Riverside Palms to Pines Hwy 1372 Comment
  LA50901  Fraxinus dipetala Joseph Andorfer Ewan; 1933-3-19 10897 Riverside Santa Ana Mountains, Tin Mine Canyon Comment
  UC878066  Fraxinus velutina P. A. Munz 1922-6-24 5810 Riverside Pipe Creek San Jacinto Mts., Kenworthy 1524 Comment
  POM129903  Funastrum cynanchoides var. hartwegii H. M. Hall 1901-06 2104 Riverside Eastern base of the San Jacinto Mountains, along the border of the Colorado Desert. Comment
  SD247303  Funastrum hirtellum Andy Sanders, Jim Malusa 2015-3-11 41406 Riverside Sonoran (Colorado) Desert: Chocolate Mountains, side canyon draining from the northeast into large canyon containing the Gasline Road, about 2.5 miles north of the Imperial County line, US Navy Chocolate Mountains Aerial Gunnery Range. 594 Comment
  UCR198191  Funastrum hirtellum Michael Honer, L. Hulse 2004-4-3 1890 Riverside Colorado Desert, Little San Bernardino Mountains, Rockhouse Canyon c. half mi north of intersection with Fargo Canyon 610 Comment
  CAS-BOT-BC176706  Funastrum utahense Dave Silverman 2010-3-30 7886 Riverside East bajada flank of southern McCoy Mtns, 1 km west of Black Creek Rd, 7.8 km east of McCoy Pk, and 4.8 km N of I-10 165 Comment
  UCR156079  Galium angustifolium T. B. Salvato, Kent Beaman 2005-5-16 821 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
  UCR195705  Galium angustifolium A. C. Sanders, Tim Thomas 2008-8-1 35937 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek near Mountain Center, SE of Keenwild Fire Station 1448 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
  POM367707  Galium angustifolium subsp. angustifolium N. C. Cooper 1947-4-5 2102 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  RSA761233  Galium angustifolium subsp. jacinticum Shawn Krosnick, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 722 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UCR213474  Galium aparine A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37842 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, ridge west of dirt extension of Lake St., 0.9 mi. north (358 deg. ) of intersection of I-15 and Lake St. 488 Comment
  LA208516  Galium johnstonii F. H. Lewis; 1939-11-22 Riverside San Jacinto Mountains, Dry slope, Idyllwild Comment
  POM254893  Galium stellatum Philip A. Munz 1940-3-24 15701 Riverside 2 miles north of Cottonwood Spring, Eagle Mountains. 915 Comment
  LA40319  Garrya flavescens J. Warren; 1952-5-26 sn Riverside 10 mi. S of Lake Hemet 1066 Comment
  UCSB4688  Garrya flavescens Gill, Robert 1959-3-14 Riverside Road to Black Star Canyon and Oak Flat from Corona side; Santa Ana Mtns; Pacific Slope 822 Comment
  UCR262253  Garrya veatchii T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-23 3747 Riverside San Jacinto Mountains, San Jacinto River Canyon, c. 0.16 mi south-southwest of the dirt parking area at the head of the South Fork Trail (FSR 2E17) from Hwy 74 1250 Comment
  UCR26712  Gastridium ventricosum Frank C. Vasek 1980-6-10 800610- 02 Riverside Greenhouse at UC Riverside from clay collected in a vernal pool near San Diego, Calif. Comment
  UCD103558  Gayophytum heterozygum H. Lewis; M. Lewis 1962-8-2 1306 Riverside San Jacinto Mts. Pine Cove Road, Pine Cove, 0.4 mile west of Idywllwild-Banning Road. Comment
  RSA596936  Gazania linearis A. C. Sanders 1996-4-12 18027 Riverside Moreno Valley: old field/vacant lot on W side of Frederic St. between Eucalyptus and Myers 494 Comment
  RSA790966  Geraea canescens Aaron C. Sedgwick, David Fraker 2012-4-24 4 Riverside In the Palen Valley south of Hwy. 10 on Dupont Rd., ca. 2 mi. northeast of the Chuckwalla Mountains Wilderness Area. 183 Comment
  UCR90169  Geraea canescens R. W. Scora 1966-4-1 3015 Riverside Sonoran (Colorado) Desert, Coachella Valley, 3-4 km east of Thousand Palms on Ramon Road; near Hidden Spring Oasis 60 Comment
  SD212642  Geranium robertianum A. C. Sanders, T. B. Salvato 2006-5-4 32247 Riverside UCR campus, weeds in botanical garden. 351 Comment
  CAS-BOT-BC225252  Gilia J. Vale 1980-4-12 s.n. Riverside Near Aguanga Comment
  UCR91224  Gilia angelensis Scott D. White 1996-3-31 3871 A Riverside Elsinore Basin, Bundy Canyon, SE of Lake Elsinore; c. 1 road mile (+- 0.2 mi) east of Bundy Canyon Road exit from Hwy I-15. About 40 ft. south of road along mapped intermittent blueline stream 463 Comment
  SEINET6692563 Image available Gilia brevicula Norman C. Cooper 1944-6-17 1396 Riverside San Jacinto Mountains. Pine Cove. 1524 Comment
  RSA700028  Gilia capitata Scott D. White, Michael Honer 2003-4-25 9108 Riverside San Bernardino Mountains: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. West side of road, on alluvial fan adjacent steep east-facing mountain slope. 610 Comment
  UCR193894  Gilia capitata A. C. Sanders, Mitch Provance 2008-7-11 35797 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek along trails in vicinity of junction of South Ridge and Coldwater Trails, 1.25 mi. NE of Mountain Center, c. 3/4 mile NE of Keenwild Fire Station 1475 Comment
  UCR261412  Gilia capitata A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41420 Riverside San Gorgonio Pass, San Gorgonio River wash, c. 3.7 miles east of Cabazon, c. 1.25 mi. NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms 439 Comment
  RSA71798  Gilia capitata subsp. abrotanifolia F. W. Peirson 1924-7-29 5034 Riverside Banning to Idyllwild road, San Jacinto Mountains. 1570 Comment
  RSA783253  Gilia capitata subsp. abrotanifolia J. D. Olmsted 1962-5-2 3456 Riverside In small arroyo north of turn from US 60 to Gilman Hot Springs, San Timoteo Badlands 564 Comment
  SEINET2084177  Gilia capitata subsp. abrotanifolia G. Rink 1999-5-22 sn Riverside 6 miles S of Banning on Highway. 243, north end of the San Jacinto Mountains 1250 Comment
  UC455672  Gilia capitata subsp. abrotanifolia I. J. Condit 1910-6-24 Riverside road to Strawberry Valley (San Jacinto Mts.); , rd to Strawberry Valley 914 Comment
  SEINET14643485  Gilia diegensis H. M. Hall 1902-1 2913 Riverside Vicinity of Winchester. 457 Comment
  UCR167207  Gilia latifolia S. J. Myers 2005-3-24 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, east of N end of Salton Sea, along Coachella Canal 12 Comment
  RSA771756  Gilia modocensis Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4633 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  CAS-BOT-BC407607  Gilia ochroleuca subsp. exilis B. Trowbridge 1979-4-13 6071 a Riverside 5 miles E of Temecula off Hwy 71 762 Comment
  JEPS4120  Gilia ochroleuca subsp. exilis W. L. Jepson 1903-8-5 2261 Riverside Strawberry Valley San Jacinto Mt. 1676 Comment
  RSA480028  Gilia scopulorum Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2157 Riverside Palen Pass at the north end of the Palen Mountains. 500 Comment
  SEINET3208891  Gilia sinuata G. Goodwin 2012-6-14 3446 Riverside San Jacinto Mountains, south of Banning along highway 243 just north of Vista Grande viewpoint 1550 Comment
  UCR232777  Gilia splendens William Schlegel, Andrew Troutte 2008-8-8 006 Riverside Peninsular Range; San Jacinto Mtns., c. 2 km NE of Black Mountain summit 2267 Comment
  RSA27507  Gilia stellata I. L. Wiggins 1941-3-26 9661 Riverside Along wash at Wiley well. Comment
  SEINET3004986  Gilia stellata G. Rink, M. Baker 2011-4-2 10413 Riverside Northwest of Blythe, east of the McCoy Mtns, vegetated pockets in desert pavement 170 Comment
  SEINET3217332 Image available Gilia stellata T. B. Salvato 2010-4-20 4054 Riverside Sonoran (Colorado) Desert; alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe. (McCoy Peak 7.5 Q.) 183 Comment
  UC1922810  Gilia stellata Michael Honer 2005-3-8 2038 Riverside Colorado Desert; Little San Bernardino Mountains region: Fargo Canyon; first main N-trending fork after entering canyon from bajada. Site of large long MWD aqueduct tunnel tailings pile. Comment
  SD152893  Githopsis diffusa subsp. candida Steve Boyd, Tim Ross 1992-5-4 7178 Riverside Southern Santa Ana Mountains, Oak Flats area east of Verdugo Potrero. 730 Comment
  RSA66736  Glaucium flavum H. Baer 1923-5-22 s.n. Riverside South side of Lake Elsinore Comment
  RSA90445  Glycyrrhiza lepidota F. W. Peirson 1920-6-22 588 Riverside Santa Ana River. 152 Comment
  RSA583382  Gnaphalium californicum Steve Boyd, Darin Banks 1995-4-5 8432 Riverside Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain at the eastern edge of the Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary. 579 Comment
  UCR139965  Gnaphalium californicum John F. Green 2003-6-1 s.n. Riverside San Bernardino Valley Region, Riverside, western foot of the Box Springs Mtns., Belvedere Heights, off Mt. Vernon Ave. 381 Comment
  RSA583611  Gnaphalium microcephalum Steve Boyd, Darin Banks 1995-3-30 8406 Riverside Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain at the western edge of the Dripping Springs Alcove in tributary of Kolb Creek just east of the old Woodchuck Truck Trail road grade, just south of the Wilderness boundary. 640 Comment
  CAS-BOT-BC304632  Gutierrezia californica A. C. Sanders 2004-6-30 28384 B Riverside Perris-Aguanga Surface/Menifee Valley Region: Paloma Valley, large rockky hill (1762 ft.) 1 mi. E of Murrieta Rd. and 1 mi. N of Bundy Canyon Rd., ca. 5 miles due south of Sun City 518 Comment
  UCR114845  Gutierrezia californica Mitch Provance 1998-2-17 59 Riverside Jurupa Mountains, Slopes on the W side of Sierra Blvd, c. 0.7 km NNW of the Jensen Quarry 396 Comment
  UCR202006  Gutierrezia californica Mike Misenhelter 1998-7-7 s.n. Riverside Peninsular Range; San Jacinto Mtns. Foothills, 35 acre 'Searl Tank' site, foot of the north end of Mica Butte, just SE of the intersection of State St. and Cactus Valley Rd., c. 1 mile south of Hemet 585 Comment
  RSA305666  Gutierrezia sarothrae C. W. Tilforth, Walter Wisura 1979-10-11 1918 Riverside 0.3 mi. west of Highway 74 on Thomas Mtn. Rd., ca. 1 mi. south of Lake Hemet, Garner Valley 1341 Comment
  UC55182  Gutierrezia sarothrae H. M. Hall 1902-4-1 2968 Riverside vicinity Riverside 304 Comment
  RSA645374  Haplopappus pinifolius A. C. Sanders 1995-11-26 17908 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga & Anza, S of Hwy 371. Small cyn crossing Spanish Spur Trail ca. 0.1 mi. N of Deer Spr. Trail, 0.2 mi N of Kearsarge Rd. NE/4 sec. 22. 1189 Comment
  UCR228829  Harpagonella palmeri A. C. Sanders 2011-4-26 39328 Riverside Peninsular Range, Alberhill Mountain, south side near Nichols Rd., c. 350 m WNW (276 deg. ) of Nichols Rd. & Pierce St. intersection 395 Comment
  RSA0066601  Harpagonella palmeri Steve Boyd 1982-3-28 s.n. Riverside Gavilan Hills region, Temescal Canyon, south slope of Alberhill Mountain just east of extensively mined area. 427 Comment
  RSA0066607  Harpagonella palmeri Steve Boyd, Tim Ross, Laurel Arnseth 1989-3-16 3029 Riverside Vail lake Area, 0.5 mi WNW of dam, S flank Oak Mt. 487 Comment
  UCR232068  Hedypnois cretica John F. Green 2008-4-24 13- 04 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris along Hwy 74, between Lazy Lizard Dr. and Wasson Canyon Rd. 504 Comment
  RSA0065453  Helianthemum scoparium var. aldersonii M. P. Harthill 1976-5-6 s.n. Riverside Rancho Calif. [Rancho California] 609 Comment
  RSA502492  Helianthus annuus subsp. lenticularis Steve Boyd, T. S. Ross, L. Arnseth 1989-6-11 3733 Riverside Vail Lake area: edge of hills on N of Wilson Creek at E end of lake. 488 Comment
  RSA0045287  Helianthus annuus subsp. lenticularis Margaret Murphy 1983-5-15 0024 -C Riverside Dry river wash located in the north section of parcel 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead. Comment
  SFV4472  Helianthus gracilentus A. M. Johnson 1934-8-18 4140 Riverside San Jacinto Mountains Along road on Banning side. Comment
  JEPS35469  Helianthus petiolaris subsp. canescens Clary 1932-4-15 813 Riverside open desert w Indio Comment
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Dec 6 2011
  RSA544427  Heliotropium curassavicum var. oculatum Steve Boyd, Timothy S. Ross, D. Zippin, T. Oberbauer 1991-6-14 6332 Riverside Skunk Hollow Area, 2 miles E of Murrieta Hot Springs, just W of Second San Diego Aqueduct. Comment
  SBBG87828  Heliotropium curassavicum var. oculatum A. C. Sanders with Pitzer, Charlton, Kniffen 1986-3-3 6092 Riverside Corn Spring, wash below the spring and wash and rocky slopes to the S; Chuckawalla Mtns 487 Comment
  RSA343882  Hemizonia fasciculata R. F. Thorne, Walter Wisura, E. W. Lathrop, Sara Meury 1985-5-18 60655 Riverside Santa Rosa Plateau: Mesa de Colorado. 625 Comment
  UCR121807  Hemizonia fasciculata A. C. Sanders, Carolyn Washburn 2001-4-17 24061 Riverside San Jacinto Valley, southwest edge of Hemet, NW of intersection of Stowe Rd. and California Av., 2 miles NE of Winchester 457 Comment
  POM5967  Hemizonia kelloggii Jenkins, Street s.n. Riverside Hemet Comment
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Feb 3 2013
  UCR85612  Hemizonia kelloggii Julie A. Greene, S. D. White 1993-7-5 1406 Riverside San Jacinto Valley, San Jacinto Wildlife Area, east of dirt road next to drying flood area. 433 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
  RSA614687  Hemizonia mohavensis A. C. Sanders, Schram, D. Wappler 1994-10-6 15793 Riverside San Jacinto Mts. N slope 1 mile SE of Twin Pines Ranch along minor gullies between Pines Creek and Dutch Creek. 1195 Comment
  SEINET1907236  Hemizonia paniculata Kent Beaman 1998-1 Riverside Peninsular Range; Gavilan Plateau: west of Perris off Elliss Rd., Santa Rosa Mine Rd, near Maywood Gun Club. 518 Comment
  UCR182427  Hemizonia paniculata Mitch Provance, A. Montalvo 2005-5-12 6702 Riverside Granitie Knolls and Mesas of Riverside, South Riverside (Prenda area), vicinity of the Prenda Arroyo, near the spillway of the Woodcrest Dam. 335 Comment
  SEINET7012370  Hemizonia paniculata Wanda P. Vestal, A. G. Vestal 1955-4-21 153057 Riverside At base of Gavilan Hills, west of Perris. Comment
  SD137589  Hesperocnide tenella Darin L. Banks, Steve Boyd 1995-3-16 104 Riverside Agua Tibia Wilderness Area. E of the Dripping Springs Alcove, N slope of Wilfhorse Peak, on the Wildhorse Trail 609 Comment
  UCR97654  Hesperocnide tenella A. C. Sanders, G. Helmkamp 1997-3-15 19959 Riverside Lake Skinner area: NE of Skinner Lake in a tributary to Rawson Canyon, along the dirt road 503 Comment
  RSA192331  Heteromeles arbutifolia H. A. Zuill 1966-6-29 259 Riverside Around lake on Mesa top near Santa Rosa Ranch about 6 miles SW Murrieta Comment
  SEINET11261244  Heterotheca grandiflora Steve Boyd, Tim Ross; Dave Bramlet 1992-9-9 7675 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, for the junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek, up the San Mateo Trail north to Potrero de la Cienega. Top of Tenaja Falls.; 0 396 Comment
  UC31137  Heterotheca sessiliflora subsp. echioides Geo. F. Reinhardt Jun 1897 Riverside San Jacinto Valley Comment
  RSA1640436A  Heterotheca sessiliflora subsp. fastigiata 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
  UCR23812  Heterotheca subaxillaris John C. Roos 1965-9-26 s.n. Riverside Sonoran (Colorado) Desert, 2 mi south of Jackson St., Indio Comment
  RSA0063011  Heuchera E. C. Jaeger 1939-5-28 s.n. Riverside Pinon Alta Flats. 1828 Comment
  RSA704590  Hibiscus denudatus LeRoy Gross 2005-3-3 1589 Riverside Palen Mountains, south side. Near end of old prospect road., [From] Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W. 207 Comment
  UCR74358  Hibiscus denudatus Theo Glenn 1991-4-30 91- 56 Riverside Sonoran (Colorado) Desert, McCoy Mtns, NW of Blythe 280 Comment
  CLARK-A1528-4681  Hilaria rigida John C. Roos 1965-9-5 Riverside Chuckwalla Valley Comment
  UCR224685  Hilaria rigida Charles Hughes 2010-3-22 205 Riverside Sonoran (Colorado) Desert, about 9.4 miles south of Hwy 62, next to RR tracks 246 Comment
  SBBG3334  Hoffmannseggia glauca H. and M. Dearing 1942-4-6 4867 Riverside ca. 1 to 3 mi E of Blythe Comment
  UCSB3071  Hoffmannseggia microphylla Haller, John 1960-4-2 Riverside Along U.S. 60-70, about 9 miles east of Indio Comment
  UCR49372  Holocarpha virgata subsp. elongata S. J. Myers 1987-9-15 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, intersection of Corona Calle Camino and El Cerezo Rd, immediately south of Redonda Mesa Comment
  SD152760  Holodiscus discolor Steve Boyd, Tim Ross, Dave Bramlet 1993-5-12 7357 Riverside Southern Santa Ana Mountains, San Mateo Canyon wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Tenaja Canyon 366 Comment
  UCR211723  Hordeum depressum Fred M. Roberts 2005-5-26 6210 Riverside Perris Basin, San Jacinto Valley, city of San Jacinto, between the Ramona Expressway and Ramona Blvd, 0.2 km north of the latter, 1.9 km southwest of Gilman Hot Springs 442 Comment
  RSA0050593  Hordeum intercedens A. C. Sanders, John F. Green 2006-5-18 32378 Riverside French Valley, Briggs Road, stream crossing just south of Los Alamos Road, upstream of Adobe Spring and west of Hwy 79 409 Comment
  UCR193482  Hordeum marinum A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35601 Riverside Peninsular Range; San Jacinto Mtns., plateau above head of Johnson Meadow canyon, SW of dogleg in May Valley Rd. 1550 Comment
  UCR58496  Hordeum marinum subsp. gussoneanum Jeri Hirshberg 1989-4-19 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., south of town of Murrieta, west of Mesa de Burro 610 Comment
  UCR20872  Hordeum murinum J. Zabriskie, Steve Boyd, A. C. Sanders 1980-4-17 1292 Riverside Sonoran (Colorado) Desert, Coachella Valley, 5 mi ESE of Thousand Palms, sand dune area on the W side of Washington Street about 1 mi north of I-10 37 Comment
  RSA121044  Hordeum murinum subsp. glaucum J. T. Howell 1956-3-19 31117 Riverside San Jacinto. Comment
  RSA522779  Hordeum murinum subsp. leporinum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3886 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
  UC1605424  Hordeum murinum subsp. murinum Steve Boyd 1986-4-2 1619 Riverside Gavilan Plateau, Gavilan Hills: Harford Springs County Park. Steele Park 7.5' Quad. Comment
  CAS-BOT-BC537305  Horkelia cuneata var. puberula Marian L. Campbell 1921-3-18 79 Riverside near Banning Comment
  RSA433950  Horsfordia alata Marjorie D. Clary 1930-04 s.n. Riverside Canyon near Coachella 19 Comment
  RSA433956  Horsfordia newberryi C. M. Dammers 1936-2-1 s.n. Riverside Canyon behind Coral Reef Ranch, 4 miles west of Coachella Comment
  UCR34974  Hulsea heterochroma L. B. Ziegler 1972-6-5 477 Riverside San Jacinto Mtns., Along road above Poppet Flats 1143 Comment
  RSA782990  Hulsea vestita J. D. Olmsted 1959-7-7 746 Riverside Tahquitz Valley 4 miles ENE of Idyllwild 915 Comment
  CAS-BOT-BC312584  Hulsea vestita subsp. callicarpha Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild Comment
  LA203770  Hulsea vestita subsp. callicarpha Jonathan Sauer; H. Walter 1980-5-17 280 Riverside James San Jacinto Mountains Reserve, Near Lake Fulmor Comment
  POM360726  Hulsea vestita subsp. callicarpha N. C. Cooper 1949-6-29 4310 Riverside West of Pinon Flats, San Jacinto Mountains. 1524 Comment
  RSA453769  Hydrocotyle umbellata L. C. Wheeler 1933-12-2 2314 Riverside U.S. 99: 2 miles NW Whitewater Station. 366 Comment
  RSA770447  Hymenoclea salsola Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4559 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SEINET11259614 Image available Hymenoxys odorata H. M. Hall 5914 Riverside Paloverde Valley 76 Comment
  RSA5236  Hypericum androsaemum C. B. Wolf 1932-8-5 3960 Riverside On trail from Tahquitz Valley to San Jacinto Peak; head of a fork of Tahquitz Creek. San Jacinto Mountains. 2744 Comment
  UC872028  Hypericum formosum var. scouleri I. W. Clokey and E. G. Anderson 1935-8-21 6751 Riverside N. Fork San Jacinto R. 1500 Comment
  CDA7500  Hypochaeris glabra Bob Russell 1977-7-1 442 -113 Riverside Ralph Hanson Ranch, Corancho Road, 8 miles west of Temecula. Comment
  SD140187  Hypochaeris glabra Scott White 1993-4-22 1230 Riverside North Alberhill Ranch, in hills north of Walker Canyon. 487 Comment
  UCR232023  Hypochaeris glabra John F. Green 2008-4-24 16- 04 Riverside Peninsular Range; SE Gavilan Hills, Lake Elsinore, west of Hwy 74 453 Comment
  GMDRC4154  Hyptis emoryi J. Andre, T. La Doux 2010-2-28 12550 Riverside Lower Colorado River Valley: along Hwy 95 approx 25 mi. north of Blythe, on east side of Big Maria Mountains 83 Comment
  JOTR29204  Hyptis emoryi La Doux, Tasha 2005-3-30 1206 Riverside Joshua Tree National Park. Pinto Basin; along Pinto Basin Road east of Fried Liver Wash, north of Hexie Mountains 544 Comment
  POM294817  Hyptis emoryi Lyman Benson 1945-11-11 11963 Riverside Palm Springs. -30 Comment
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Apr 25 2011
  POM308630  Hyptis emoryi Henry J. Ramsey, Henry J. Ramsey 1937-5-9 3219 Riverside North of Indio. Comment
  POM69728  Hyptis emoryi Marcus E. Jones 1906-4-20 s.n. Riverside Indio. Comment
  RSA0107469  Hyptis emoryi Duncan S. Bell, Amanda Turek 2009-3-29 155 Riverside Collecting in the large western drainage of the Arica Mountains, within the Palen/McCoy wilderness area. 434 Comment
  UCSB19490  Hyptis emoryi Shaw, Merrilee 1963-5-5 Riverside Just off California Highway 74, 5.7 miles NE of Pinyon Flats Campground 762 Comment
  RSA0013879  Ibicella lutea H. Baer 1922-7-18 s.n. Riverside Near Lake Elsinore. Comment
  CAS-BOT-BC274062  Imperata brevifolia J. C. Roos 1965-6-23 s.n. Riverside Palm Springs Comment
  UCD126496  Ipomoea triloba T. C. Fuller 1962-10-2 9691 Riverside south of Ave. 60, 0.2 mile east of Jackson St., around 6 miles south of Indio. Comment
  RSA444685  Isocoma menziesii var. vernonioides J. C. Roos 1965-9-21 s.n Riverside On the W side of March Air Force Base along 395 Hwy. Comment
  UCD133437  Isocoma menziesii var. vernonioides K. Esau 1935-6-21 s.n. Riverside Road to Beaumont. Comment
  CAS-BOT-BC69943  Isoetes howellii Robert F. Thorne; Earl Lathrop 1969-5-12 37930 Riverside Santa Rosa Plateau: large vernal marsh on s. end of Mesa de Colorado, Rancho California. 624 Comment
  RSA606519  Isoetes howellii Jon E. Keeley 1985-4-18 7926 Riverside Main pool near road, Mesa de Colorado, Santa Rosa Plateau. Santa Ana Mountains 675 Comment
  UCR48409  Iva axillaris subsp. robustior Steve Boyd 1986-4-22 1730 Riverside Temescal Canyon, Walker Canyon area, where Temescal Creek (=Alberhill Creek) flows between Alberhill Mountain and Gavilan Hills 427 Comment
  JOTR30830  Ivesia saxosa Andre, Jim, Tasha La Doux 2008-9-16 10702 Riverside Joshua Tree National Park. JTNP; SE end of Splitrock Picnic Area. Queen Mountain USGS 7.5 min Quad. Near 34 00.486' N 116 03.288' W 1289 Comment
  RSA479910  Jepsonia parryi Steve Boyd 1985-12-9 1191 Riverside Gavilan Plateau, Gavilan Hills, west slope of Ida Leona Mountains on east end of Gavilan Hills. 671 Comment
  SEINET8518930  Johnstonella angustifolia K. L. Chambers, H. L. Chambers 2004-4-6 6387 Riverside Plain just S of S border of Joshua Tree National Park, Cottonwood Springs Road, 0.25 mile N of Hwy [Interstate] 10, 22 miles E of Indio. Comment
  POM1559  Juncus acutus subsp. leopoldii I. M. Johnston 1917-4-4 s.n. Riverside Colorado Desert. Palm Canyon. 244 Comment
  UC667381  Juncus acutus subsp. leopoldii Annie M. Alexander and Louise Kellogg 1941-5-26 2241 Riverside Monsen Canyon Colorado Desert, Eagle Mountains 914 Comment
  CLARK-A1528-17  Juncus balticus C. M. Flanagan 1973-5-31 OO 638 Riverside Morongo Indian Reservation 1158 Comment
  RSA725742  Juncus bufonius Mitch Provance 2005-5-18 9806 Riverside Warm Springs Valley: Nichols road wetland area at Alberhill Creek, S of the I-5 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
  SEINET1908450  Juncus bufonius A. C. Sanders, Mitch Provance 2008-1 35802 Riverside Peninsular Range; San Jacinto Mtns.: Coldwater Creek along trails in vicinity of junction of South Ridge and Coldwater Trails, 1.25 mi. NE of Mountain Cernter, c. 3/4 mile NE of Keenwild Fire Station. 1450 Comment
  UCR158140  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, 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
  UCR164299  Juncus bufonius S. J. Myers 2001-7-16 s.n. Riverside San Jacinto Mtns, Bautista Canyon 878 Comment
  UCR157357  Juncus bufonius var. congestus Chris E. True, Robert Cox 2005-6-22 s.n. Riverside San Jacinto Mtns., north slope of the mountains near Azalea Creek, about 0.5 mile SW of the Twin Pines Ranch buildings 1067 Comment
  UCR106349  Juncus effusus subsp. austrocalifornicus John Wear, N. Moorhatch 1996-9-19 s.n. Riverside Peninsular Range; San Jacinto Mtns., upper end of Garner Valley 1433 Comment
  RSA741433  Juncus macrophyllus Scott D. White, Justin M. Wood 2008-6-18 12248 Riverside Meadow N/W of Keen Camp Summit, S/W of hwy 79. 1402 Comment
  RSA368082  Juncus oxymeris Robert L. Rutherford 1944-7-16 1612 Riverside San Jacinto Mountains, above Pine Cove. 2073 Comment
  UCR241642  Juncus oxymeris T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 359 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  RSA368337  Juncus rugulosus L. C. Wheeler 1932-9-4 1331 Riverside Santa Ana River at Chino Creek 183 Comment
  UC842785  Juncus saximontanus P. A. Munz 1922-6-30 5902 Riverside Santa Rosa 1981 Comment
  RSA575885  Juncus textilis Steve Boyd 1981-2-2 s.n. Riverside Gavilan Hills region, south flank of the range in upper Arroyo del Toro, Bull Canyon Road. Comment
  SEINET10879492  Juncus xiphioides J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12833 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then a few kilometers on Whitewater Canyon Road to where it comes closest to the river. Comment
  JEPS48331  Juniperus californica W. L. Jepson 1901-5-22 1412 Riverside Palm Canyon Mt. San Jacinto, Palm Canyon Comment
  UC68658  Juniperus californica H. M. Hall May, 1905 6040 Riverside Cottonwood Pass Colorado Desert 670 Comment
  LA202777  Justicia californica E. McClintock; R. Erickson 1937-11-6 sn Riverside Palms to Pines Highway 152 Comment
  SEINET10457776  Justicia californica Noel H. Holmgren, Patricia K. Holmgren; Ruth E. Kern 1973-3-23 Holmgren 6478 Riverside At the S entrance to Joshua Tree National Monument, near Interstate 10, 24 mi E of Indio. Creosote bush desert; frequent. 549 Comment
  UCR242293  Kallstroemia californica A. C. Sanders, T. B. Salvato 2012-10-12 40416 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Chuckwalla Valley Rd., 0.35 mi. west of I-10 junction 114 Comment
  JEPS13806  Kallstroemia grandiflora Marjorie D. Clary 1936-10-24 2736 Riverside Chuckawalla Valley near Desert Center; North Colorado Desert, Chuckawalla Valley 274 Comment
  RSA509539  Keckiella antirrhinoides Ed LaRue 1989-4-12 s.n. Riverside Midway between Mead Valley and March Air Force Base. 518 Comment
  RSA525429  Keckiella antirrhinoides Steve D. Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4538 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  SJSU7694  Keckiella antirrhinoides N. D. Addy 1962-4-16 53 Riverside Railroad Canyon Rd c. 4-5 mi E of Elsinore 396 Comment
  LA209286  Keckiella antirrhinoides var. antirrhinoides J. Sauer; R. Minnich 1977-4-7 5960 Riverside N Fork of San Jacinto Canyon near Hemet 609 Comment
  UCR121318  Keckiella antirrhinoides var. antirrhinoides A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 25000 Riverside Peninsular Range; San Jacinto Mtns. Region, The Badlands; summit of Mt. Eden, SW of Beaumont 717 Comment
  RSA0019431  Keckiella ternata subsp. ternata Verne Grant, Alva Grant 1951-7-19 16090 Riverside Idyllwild road, ca. 1 mile above Highway 74. 1220 Comment
  RSA0019437  Keckiella ternata subsp. ternata N. C. Cooper 1944-7-15 1568 Riverside Palms to Pines Hwy. 1220 Comment
  RSA0060486  Keckiella ternata var. ternata J. M. Andre 2012-6-15 30508 Riverside San Jacinto Mountains: Along Hwy 243 at Mt Edna Rd, approx. 1 mi. north of McMullen Flat, 5.9 mi. south of Interstate 10 at Banning; SB Natl. Forest. 1171 Comment
  UCR139978  Kochia scoparia A. C. Sanders 2004-8-10 28770 Riverside Perris-Aguanga Region, 3 miles ENE of Perris, new nursery growing grounds west of Menifee Rd. (=Pozos Av.) & south of Nuevo Rd., between San Jacinto River and Nuevo 433 Comment
  LA45673  Krameria bicolor K. Kinsel; 1930-4-5 sn Riverside Box Canyon Comment
  RSA408612  Krameria grayi N. C. Cooper 1949-4-8 3276 Riverside Shaver s Summit east of Indio. 610 Comment
  UCR123758  Krameria grayi Steven R. Hill 2001-4-29 33545 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
  UC1605398  Laennecia coulteri Steve Boyd and Darin Banks 1994-9-29 8367 Riverside floodplain e dike along San Jacinto River (w of Sedco Hills community); Lake Elsinore 381 Comment
  UCR91425  Lamarckia aurea Scott D. White 1995-3-30 2656 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
  SEINET10598982  Lamarckia aurea Charles L. Hitchcock, C. V. Muhlick 1962-3-16 Hitchcock 22152 Riverside Temescal Canyon, ca. 12 miles SE of Corona, on sandy soil, growing with other rank annuals. Comment
  POM259715  Langloisia setosissima subsp. punctata P. A. Munz 1940-3-23 15671 Riverside South base of Pinto Mountains, road Dale to Cottonwood Springs 610 Comment
  UCD170914  Laportea ovalifolia A. C. Sanders; S. Morgan 1995-11-30 17926 Riverside Riverside: weed in the UCR Botanic Garden. 365 Comment
  UCR163926  Larrea tridentata A. C. Sanders, P. J. MacKay, Tim Thomas 2005-2-26 29134 Riverside Sonoran (Colorado) Desert, SE of Hwy 177 toward dunes above Palen Dry Lake, SE end of Coxcomb Mtns. 168 Comment
  RSA339660  Lastarriaea coriacea Robert F. Thorne, C. W. Tilforth 1980-5-28 54224 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  RSA593997  Lastarriaea coriacea D. L. Banks, Elizabeth Hedge Banks 1996-5-2 940 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve. Along the broad alluvial benches just to the SE of the gate to the Preserve. 448 Comment
  UC218076  Lastarriaea coriacea P. A. Munz, I. M. Johnston 1922-5-19 5364 Riverside 5 mi ne of;' Murietta 457 Comment
  CAS-BOT-BC338935  Lasthenia californica John H. Thomas 1957-3-29 6520 Riverside Between Banning and Cabazon, about 2 miles east of Banning near railroad tracks 609 Comment
  CHSC273  Lasthenia californica S. Westerberg 1938-4-1 Riverside Lake Elsinore. Comment
  SD140185  Lasthenia californica Scott White 1993-4-20 1201 Riverside Estelle Peak, Gavilan Hills. Lake Mathews Quad. Comment
  SD152928  Lasthenia californica Steve Boyd, Tim Ross and Orlando Mistretta 1992-2-25 6680 Riverside Santa Ana Mountains, along San Mateo Trail from junction 7S04 and 7S01. 395 Comment
  RSA522764  Lasthenia coronaria Steve Boyd, Tim Ross, L. Arnseth 1990-3-29 3871 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
  UCR88736  Lasthenia coronaria A. C. Sanders 1995-4-13 16498 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Devil's Garden, E end of the mtns., 2.1 mi west of Hwy 62 on Pierson Avenue and dirt extension, 1.7 mi above Sierra Blvd. 793 Comment
  UCR189563  Lasthenia glabrata subsp. coulteri Diane Menuz 2006-5-9 078 Riverside Peninsular Range, Perris Basin, San Jacinto Wildlife Area, across the street from main headquarters and information booth 432 Comment
  UC893752  Lasthenia gracilis Lewis S. Rose 1937-4-9 37087 Riverside Banning 706 Comment
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Mar 13 2011
  RSA405729  Lathyrus vestitus subsp. alefeldii Robert Gustafson 1983-4-18 2496 Riverside Clinton Keith Road, about 3 miles from its junction with Hwy. 15, eastern slopes of the Santa Ana Mts. 457 Comment
  JEPS55283  Lathyrus vestitus var. alefeldii W. L. Jepson 1901-5-19 1279 Riverside Strawberry Valley, Mt. San Jacinto 1676 Comment
  UC64364  Lathyrus vestitus var. alefeldii H. M. Hall 1897-3-27 408 Riverside Alamos, vicinity of Winchester Comment
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Apr 4 2013
  CAS-BOT-BC320798  Layia glandulosa H. M. Hall 1901-6-1 2185 Riverside San Jacinto Mountains. South side. 1371 Comment
  CAS-BOT-BC320799  Layia glandulosa H. M. Hall 1904-5-16 4948 Riverside Vicinity of Riverside. Fairmount Park 243 Comment
  RSA33563  Layia glandulosa N. C. Cooper 1944-3-25 1004 Riverside Cabazon. 457 Comment
  RSA695600  Layia platyglossa Keith E. Hoffmaster 1937-6-6 s.n. Riverside Hemet Lake. Comment
  UCR127331  Layia platyglossa A. C. Sanders, T. B. Salvato, Mitch Provance 2003-4-4 25840 Riverside San Bernardino/Santa Ana River Valley Region, Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope 421 Comment
  POM4845  Layia platyglossa subsp. campestris H. M. Hall 1902-4-22 2951 Riverside Vicinity of Riverside County. 305 Comment
  RSA263684  Layia platyglossa subsp. campestris E. W. Lathrop 1968-6-2 6951 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. Comment
  UCR34906  Layia platyglossa subsp. campestris L. B. Ziegler 1967-2-20 109 Riverside San Jacinto Valley, N of Lakeview 457 Comment
  CLARK-A1528-5690  Lepechinia cardiophylla John C. Roos 1960-5-30 Riverside Santa Ana Mountains Comment
  RSA621635  Lepidium dictyotum R. E. Riefner 1998-3-22 98 -183 Riverside Lake Elsinore. Elsinore Trough between Willard and Murrieta Creek. Comment
  UCR76171  Lepidium dictyotum var. acutidens A. C. Sanders 1993-4-1 13760 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
  POM308636  Lepidium fremontii Henry J. Ramsey, Henry J. Ramsey 1937-5-9 3213 Riverside Between Blythe and Desert Center. Comment
  POM346623  Lepidium fremontii Barry Burnell 1971-3-21 284 Riverside Just S of the S entrance of Joshua Tree National Monument, alt 1840ft. Little San Bernardino Mts, Salton Sea. 561 Comment
  JOTR35354  Lepidium fremontii var. fremontii Andre, Jim 2012-4-11 20682 Riverside Joshua Tree National Park. N. end of Hexie Mountains, Hidden Tank Picnic Area, approx. 8 mi south of north entrance station, and 1.4 mi SW of paved road (Rte 11) 1076 Comment
  POM126304  Lepidium lasiocarpum T. Craig 1927-4-2 59 Riverside Hidden Springs Canyon. Comment
  RSA554366  Lepidium lasiocarpum Theo Glenn 1991-4-9 91 -2 Riverside Big wash in Eagle Mountains. 786 Comment
  UCR241798  Lepidium lasiocarpum A. C. Sanders, Ann Howald 2013-2-28 40561 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 3.4 miles west of Hwy 78, 11 km SW (250 deg. ) of Ripley 114 Comment
  CAS-BOT-BC154069  Lepidium nitidum A. C. Sanders; T. B. Salvato; Mitch Provance 2003-4-4 25833 Riverside San Bernardino/Santa Ana River Valley Region: Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope 421 Comment
  RSA429931  Lepidium nitidum var. nitidum N. C. Cooper 1944-3-24 1034 Riverside Banning. 701 Comment
  CHSC8476  Lepidium oblongum Edward Laidlaw Smith 1958-3-21 470 Riverside 2 mi. e. of Indio on Hwy 60. Salton Sea Drainage Area. Comment
  UCR94956  Lepidium virginicum var. pubescens Scott D. White 1996-8-15 4469 Riverside San Jacinto Mtns., Idyllwild Area: Alvin Meadows and unnamed canyon upstream. Upper margin of area that burned in July, 1996 1585 Comment
  RSA614545  Lepidium virginicum var. robinsonii A. C. Sanders, Waines, Ehdaie Aryavand 1997-3-12 19881 Riverside Lake Skinner area; Lower Rawson Canyon, NE of the lake & SW of Black Mtn., along the road 518 Comment
  SDSU12989  Lepidospartum squamatum Michael G. Simpson with Claudia A. Luke 1999-10-27 2012 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/4 mile from Southside Facilities. 152 Comment
  UC63065  Lepidospartum squamatum H. M. Hall 1899-8-1 1367 Riverside near Riverside Comment
  CLARK-A1656-705  Lepidospartum squamatum var. palmeri Theo Glenn 1980-10-22 Riverside Snow Creek 335 Comment
  UCD64077  Leptochloa fusca subsp. uninervia Paul Popenoe 1920-12-11 Riverside Thermal. Comment
  POM12799  Leptosiphon ciliatus P. A. Munz 1922-6-23 5765 Riverside Keen Camp, San Jacinto Mountains 1524 Comment
  SD90507  Leptosiphon ciliatus Robert F. Thorne, J. P. Simon and C. W. Tilforth 1969-6-24 38087 Riverside San Jacinto Mountains; above James Reserve in Hall Canyon. 1676 Comment
  SD181409  Leptosiphon floribundus Scott D. White, Tasha La Doux 2000-4-20 7702 Riverside South of Hemet; Gibbel Flat in the Santa Rosa Hills. 609 Comment
  RSA0123704  Leptosiphon floribundus subsp. hallii Duncan S. Bell, Thomas Stoughton 2016-4-12 9238 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 3.75 air miles northwest of Rabbit Peak. 698 Comment
  POM193461  Leptosiphon lemmonii F. W. Peirson 1929-5-4 8335 Riverside Summit of St John's grade 793 Comment
  POM74296  Leptosiphon lemmonii T. S. Brandegee 1902-5-19 10399 Riverside Banning. Comment
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Nov 21 2016
  HSC85273  Leptosiphon liniflorus Steve Boyd 1986-4-22 1779 Riverside Gavilan Hills: Plateau remnant on ridge E of Estelle Mtn., S of Dawson Canyon Comment
  SD146193  Leptosiphon liniflorus A. C. Sanders, S. D. Boyd, Mitch Provance, J. Ross 1998-10-25 22296 Riverside Anza area; Cahuilla Valley, 5.5 miles west of Bautista Rd. on Highway 371. 1052 Comment
  SD3882  Leptosiphon liniflorus Florence Youngberg 1933-8-28 Riverside San Jacinto Mountains; Idyllwild Pines. Comment
  UC1287162  Lesquerella tenella C. L. Hitchcock 1966-3-20 24309 Riverside along road to Blythe about 30 mi n Ogilby Comment
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Mar 2 2013
  UC129472  Lesquerella tenella H. M. Hall 1905-4-22 5845 Riverside Canyon Springs , Canyon Springs (Colorado Desert) Comment
  SD160999  Lessingia glandulifera var. glandulifera Virginia Moran 2003-9-1 Riverside Peninsular Ranges; Perris-Aguanga Basin region; Wilson Valley Mitigation Bank. Comment
  UC1287416  Lessingia glandulifera var. glandulifera Willard Spence 1962-6-24 682 Riverside 7.8 mi e of Temecula and route 395; Radec Comment
  UCR106355  Lessingia glandulifera var. glandulifera John Wear, N. Moorhatch 1996-9-19 s.n. Riverside Peninsular Range; San Jacinto Mtns., upper end of Garner Valley 1433 Comment
  RSA561100  Leymus triticoides Steve Boyd, D. E. Bramlet 1992-5-12 7333 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Tenaja Canyon. 366 Comment
  RSA570690  Leymus triticoides Steve Boyd, Timothy S. Ross, J. Travis Columbus 1993-10-23 8196 -B Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Morrell Canyon along Morgan Trail (5W02). 878 Comment
  UC817474  Leymus triticoides P. A. Munz 1922-6-23 5779 Riverside Hemet Valley San Jacinto Mts. 1371 Comment
  UC1147903  Lilaea scilloides Robert F. Thorne, P. A. Munz, E. Lathrop 1968-5-8 37595 Riverside Rancho California; Santa Rosa Plateau 609 Comment
  CHSC26247  Lilium parryi Dieter H. Wilken; Gary D. Wallace 1966-7-3 1052 Riverside Fuller Mill Creek, San Jacinto Mtns. 1524 Comment
  RSA655086  Limonium perezii Scott D. White 1999-11-12 7633 Riverside Murrietta Area: Corner of Nutmeg and Clinton Keith. 410 Comment
  RSA654177  Limonium sinuatum Mitch Provance 1998-6-11 674 Riverside Jurupa Mountains: 'Twin Canyons', S of the historical community known as Declezville. This housing development area is now known as Southridge. 320 Comment
  UCR22022  Linanthus androsaceus Steve Boyd 1980-5-20 291 Riverside Harford Springs County Park, NW corner of the Gaviln Plateau. S fork of the creek, S end of park Comment
  RSA772416  Linanthus bigelovii Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4849 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
  HSC85324  Linanthus dianthiflorus Steve Boyd 1986-4-2 1632 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  RSA560843  Linanthus dianthiflorus subsp. dianthiflorus Steve Boyd, T. S. Ross 1992-5-4 7179 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero 732 Comment
  UC907919  Linanthus lemmonii Carl V. Meyer Jun 1927 203 Riverside Saunder's Meadow San Jacinto Mountains Comment
  UCR133508  Linanthus lemmonii G. R. Ballmer 1998-4-18 s.n. Riverside San Jacinto Mtns. Foothills, Friendly Hills Ranch, SE of Hemet at end of Fairview Ave., near mouth of Bautista Canyon 854 Comment
  UCR193897  Linanthus liniflorus A. C. Sanders, Mitch Provance 2008-7-11 35776 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
  RSA585514  Linaria canadensis D. L. Banks, Steve D. Boyd 1995-5-9 376 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. 710 Comment
  UCR1675  Linaria canadensis W. R. Moberly 1962-4-9 620409- 21 Riverside 7 mi west of Jct of Hwys 71-79 on Hwy 71 610 Comment
  UCR20974  Linaria canadensis A. C. Sanders 1980-5-2 1443 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR104597  Linaria canadensis var. texana G. R. Ballmer 1998-3-14 s.n. Riverside Santa Ana Mtns., Walker Basin, west of Temecula, south of Rancho California Rd., vicinity of Via Vaquero 396 Comment
  JEPS45740  Linum lewisii Carl V. Meyer 1927-6-1 155 Riverside San Jacinto Mountain, Saunder's Meadow Saunder's Meadow; San Jacinto Mountain, Saunder's Meadow Comment
  RSA435723  Linum lewisii N. C. Cooper 1944-5-6 1207 Riverside Whitewater Canyon. 457 Comment
  RSA0010986  Lithophragma affine Ora M. Clark 1929-3-29 1949 Riverside S. Hemet. Comment
  UCR158759  Lobularia maritima S. J. Myers 1993-1-22 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, SW of Mesa de Colorado, Carancho Rd. at Tortuga Rd. 396 Comment
  RSA468344  Loeseliastrum schottii Robert Gustafson, Gary D. Wallace 1982-5-19 2569 Riverside Pines to Palms Hwy (Hwy. 74), vicinity of Pinyon Flat campground. Comment
  RSA468347  Loeseliastrum schottii Robert M. Perkins 1937-3-15 376 Riverside West of blythe. Comment
  UC68769  Loeseliastrum schottii H. M. Hall Apr., 1905 5800 Riverside 10 mi. w. Coachella; Colorado Desert 91 Comment
  CAS-BOT-BC342107  Logfia arizonica Steve Boyd 1986-5-1 1789 Riverside Southwestern Perris Basin: Hill W of Skunk Hollow Comment
  SDSU13931  Logfia gallica Michael G. Simpson, C. Luke, T. Sagar, S. Johnston, T. Duffy 2000-4-30 2096 Riverside Remote southeastern region of Santa Margarita Ecological Reserve (SDSU). 671 Comment
  RSA741555  Lolium perenne Justin M. Wood 2008-11-17 234 Riverside Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  UCR126973  Lolium perenne A. C. Sanders, T. B. Salvato 2003-5-9 26591 Riverside San Jacinto Valley, west of Hemet, west edge of Warren Road just north of Hwy 74 (Florida Ave.) 457 Comment
  RSA0085046  Lolium perenne Margaret Murphy 1983-5-1 0019 -B Riverside located in the north section of parsel 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead. Comment
  UCR137703  Lolium perenne subsp. multiflorum D. L. Banks, V. W. Steinmann 1997-3-13 1494 Riverside NW Palomar Mtns, Agua Tibia Mtns, Vail Lake area, N and just south of Hwy 79; hills (burned in the Vail fire of May 1996) east of the Dripping Springs alcove and west of Vail Lake Marina Rd 549 Comment
  RSA736304  Lolium rigidum Scott D. White, Justin M. Wood 2008-5-13 11951 Riverside I-215 freeway right of way. South of Scott Rd. Comment
  SEINET8465371 Image available Lomatium dasycarpum Scott D. White, Michael Honer 2003-4-9 8980 Riverside Perris-Aguanga Basin; Gavilan Hills, c. 1 mi N of the I-15 Fwy and 1 mi east of the Lake Street exit, on and around unnamed peak '2349 549 Comment
  UCR150975  Lomatium lucidum D. L. Banks 1997-2-23 1315 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation, north of Pechanga Rd. and south of Anza Rd., just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire 460 Comment
  UCR160325  Lomatium lucidum Steve Boyd, Orlando Mistretta 1992-4-22 7004 Riverside Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area. Indian Potrero Trail S from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon 701 Comment
  RSA452110  Lomatium mohavense subsp. mohavense N. C. Cooper 1944-5-20 1256 Riverside Palms to Pines Hwy. San Jacinto Mts. 1432 Comment
  POM320781A  Lomatium vaginatum M. A. Clauser 1966-3-17 433 Riverside Temecula. 305 Comment
  LA204609  Lonicera subspicata var. denudata Carl B. Wolf; 1933-8-24 5377 Riverside Santa Ana Mountains, E slope. 0.5 mi. below summit of Bedford Motorway 975 Comment
  UC56579  Lotus argophyllus var. argophyllus H. M. Hall Apr 1902 2899 Riverside vicinity Sage 762 Comment
  RSA741176  Lotus corniculatus Justin M. Wood, Brandy N. Ulrich 2008-7-14 17 Riverside Garner Valley, near intersection of Fobes Ranch Rd and Hwy 74. 1348 Comment
  RSA406104  Lotus crassifolius N. C. Cooper 1943-9-11 922 Riverside San Jacinto Mountians, Idlewild. 1829 Comment
  RSA715069  Lotus hamatus A. C. Sanders, D. Malueg 2003-5-8 26568 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
  POM122521  Lotus heermannii Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  RSA32421  Lotus heermannii N. C. Cooper 1944-5-6 1167 Riverside Whitewater Canyon. 457 Comment
  RSA219224  Lotus oblongifolius C. W. Tilforth, John Dourley 1970-10-16 318 Riverside Along road to Santa Rosa Mtn. Comment
  UC489086  Lotus oblongifolius var. oblongifolius C. V. Meyer 1928-7-24 Riverside Idyllwild Falls San Jacinto Mts. 1981 Comment
  RSA771105  Lotus procumbens var. procumbens Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4734 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
  CDA33554  Lotus rigidus Mike Lahti 2010-2-21 PDR# 1501960 Riverside Near Palm Desert, at the base of the Santa Rosa Mountains. 0 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
  UCR157958  Lotus salsuginosus var. brevivexillus T. B. Salvato, A. C. Sanders 2005-5-17 908 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
  RSA525456  Lotus salsuginosus var. salsuginosus Steve Boyd, Dave Bramlet, Bob Boyd 1990-4-29 4501 Riverside Lake Skinner County Park, SE base of Bachelor Mountain. Comment
  RSA297754  Lotus scoparius var. brevialatus Barbara Ertter, J. Strachan 1979-6-26 2983 Riverside Hwy 243 near Idyllwild, San Jacinto Mtns Comment
  JEPS37402  Lotus strigosus W. L. Jepson 1901-5-24 1426 a Riverside Van de Venter's Ranch 1493 Comment
  POM10367  Lotus strigosus Charlotte M. Wilder 1903-3-29 64 Riverside Wilder's Canyon. Comment
  RSA522759  Lotus strigosus Steve Boyd, T. S. Ross, L. Arnseth 1990-3-29 3866 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
  UCR167821  Lotus strigosus John F. Green 2005-3-16 s.n. Riverside Perris-Aguanga Basin, Cajalco Canyon, SE of Corona, SW of Lake Mathews, east of Calif. highway 71; Collections made while monitoring pipeline repair 366 Comment
  UCR116612  Lotus strigosus var. tomentellus A. C. Sanders 2001-3-20 23841 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
  UCR260296  Lotus strigosus var. tomentellus A. C. Sanders, Jim Malusa 2015-3-9 41364 Riverside Sonoran (Colorado) Desert, 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
  RSA406438  Lotus unifoliolatus M. M. Thompson 1947-6-9 c 2067 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  RSA85585  Lotus wrangelianus J. C. Roos 1952-4-9 5478 Riverside Fairmount Park 259 Comment
  RSA797245  Lupinus Robert F. Thorne, Walter Wisura 1977-9-17 50783 Riverside San Jacinto Mountain: Long Valley to Round Valley along trail to summit. 2591 Comment
  UC865541  Lupinus I. W. Clokey and B. C. Templeton 1930-4-9 4701 Riverside Moreno Grade Comment
  UC454633  Lupinus albifrons I. J. Condit 1910-6-22 Riverside San Jacinto Mt. 2438 Comment
  RSA23217  Lupinus arizonicus Ernest Braunton 1940-4-3 2009 Riverside 25 miles Northeast of Indio. Comment
  RSA86946  Lupinus arizonicus F. W. Peirson 1920-3-16 703 Riverside Sandy places opposite mouth of Andreas Canyon, Southwest of Palm Springs. Comment
  SEINET269547  Lupinus arizonicus John Wear 1995-3-22 Riverside Colorado Desert: Chuckwalla Bench upper Salt Creek wash west of Eagle Mountain (Kaiser) Railroad. 488 Comment
  SEINET6180827  Lupinus arizonicus LeRoy Gross, Leland Lubinsky; Victor Steinmann; Linda Worlow 2005-2-17 1407 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region; Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground.; 0 480 Comment
  UC1595785  Lupinus arizonicus W. Wisura, J. Dolan, M. Wall 1992-3-24 4616 Riverside on Box Canyon Rd. 4.7 mi ne Mecca (Lowdesert); ne of Mecca Comment
  UCR2956  Lupinus arizonicus D. L. Flaherty 1963-3-21 113 Riverside Sonoran Desert, Coachella Valley, 1000 yards west of the intersection of Hwy 74 and Bursera Way in Palm Desert. 128 Comment
  SEINET10488553  Lupinus arizonicus Billy Joe Cox 1975-4-23 Cox 4107 Riverside 1-3 km w (ca 32 miles s of blythe). Creosote desert scrub; sandy and gravelly Entisols. Imperial co border 70 Comment
  POM349990  Lupinus benthamii var. benthamii Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  UCR91492  Lupinus bicolor Scott D. White 1995-4-5 2725 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  POM350060  Lupinus bicolor subsp. microphyllus E. Crow 1929-2-24 176 Riverside Near Cabazon, NW Colorado Desert Comment
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Mar 13 2011
  POM350066  Lupinus bicolor subsp. microphyllus N. C. Cooper 1945-5-24 1622 Riverside Big Oaks Canyon, Banning. 1220 Comment
  UCR1039  Lupinus bicolor subsp. microphyllus J. E. Dimitman 1957-5-18 s.n. Riverside San Jacinto Mountains, Anza Cutoff on Pines to Palms Highway. 1500 Comment
  RSA359881  Lupinus bicolor subsp. microphyllus Steve D. Boyd 1986-4-2 1599 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  UCR202000  Lupinus concinnus 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
  POM10226  Lupinus concinnus subsp. concinnus F. M. Reed 1907-5-5 1332 Riverside Fairmount Park. Comment
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Nov 30 2009
  RSA658919  Lupinus concinnus subsp. optatus Bob Rogers 1984-4-28 22 Riverside North-facing slope adjacent to and on the South side of Hwy 74, 3.6 miles from Strawberry Creek going towards Mountain Center. 1220 Comment
  RSA192126  Lupinus concinnus var. concinnus E. W. Lathrop 1959-4-17 4476 Riverside 14 miles west of Murrieta. Tenaja Plateau. West slope of Redonda Mesa. Comment
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Apr 28 2011
  RSA670630  Lupinus densiflorus var. lacteus B. C. Templeton 1930-4-9 1493 Riverside East of Riverside 700 Comment
  UCR122519  Lupinus excubitus var. austromontanus George K. Helmkamp, E. A. Helmkamp 2001-5-20 6686 Riverside San Jacinto Mountains, Morris Ranch Rd., 2.1 mi NE of CA-74 1570 Comment
  CAS-BOT-BC216695  Lupinus excubitus var. excubitus H. S. Gentry 1954-7-27 14258 Riverside Dripping Springs along route 79 Comment
  CAS-BOT-BC216701  Lupinus excubitus var. excubitus I. M. Johnston 1918-4-27 1869 Riverside Near Elsinore 396 Comment
  CLARK-A1528-2839  Lupinus hirsutissimus John C. Roos 1938-4-4 731 Riverside La Sierra Comment
  RSA413703  Lupinus hirsutissimus E. Crow 1929-4-7 299 Riverside Santa Ana Mountains, Corona Skyline Drive. Comment
  RSA561812  Lupinus hirsutissimus Steve D. Boyd 1992-4-14 6832 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail. 341 Comment
  UC130314 Image available Lupinus hyacinthinus H. M. Hall 1897-7-22 712 Riverside San Jacinto Mts.; ; Riverside, San Jacinto Mts. 3261 Comment
  RSA413489  Lupinus shockleyi Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-29 7810 Riverside West of Indio, 3 miles E of Date Palm Dr. 15 Comment
  SDSU18359  Lupinus sparsiflorus C. Matt Guilliams, Jeannine Ross 2008-3-12 528 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 428 Comment
  CLARK-A1045-873  Lupinus truncatus George K. Helmkamp 1977-3-5 Riverside Santa Ana Mountains along Riverside-San Diego County Line at start of Interstate Highway 215; ; southern oak woodland; Temecula 7.5'Q Comment
  UCSB10439  Lupinus truncatus Lloyd, Robert 1960-3-23 Riverside 2 miles up Snow Canyon Road; from State Rd. 111; Colorado Desert Drainage Area; San Jacinto Mountain Range 609 Comment
  POM48592  Luzula comosa Mary F. Spencer 1919-7-19 1197 Riverside Idyllwild, San Jacinto Mountains. 1616 Comment
  CHSC106631  Luzula comosa var. laxa P. F. Zika; Nick Otting 2010-8-3 25245 Riverside Vicinity of Willow Creek, San Jacinto Wilderness Area, San Jacinto Mountains, Peninsula Ranges. 2550 Comment
  RSA799075  Lycium andersonii Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6871 Riverside South side of Joshua Tree National Park, Cottonwood Spring 905 Comment
  UC1280950  Lycium andersonii H. E. McMinn 1937-3-5 5001 Riverside about 7 mi w Blythe Comment
  UCSB23131  Lycium andersonii McMinn, Howard 1937-3-5 Riverside About 4 miles north of highway from Mecca to Desert Center in Cottonwood Mts Comment
  UC884602  Lycium cooperi I. W. Clokey 1935-4-17 6880 Riverside Cottonwood Springs Comment
  JOTR36471  Lycium parishii La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3440 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; at top of large cobbley wash, near Russi Rocks guzzler (Stop 4) 538 Comment
  UCR115157  Lythrum californicum Mitch Provance 2000-7-2 2259 Riverside San Bernardino Valley Region, Riverside, Santa Ana River wash, c. 0.25 mi north of the Market St. Bridge 244 Comment
  RSA678927  Lythrum hyssopifolia Scott D. White, Michael Honer 2003-6-3 9470 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  RSA607407  Machaeranthera canescens var. ziegleri R. S. Woglum 1937-10-20 1187 Riverside Peninsular Ranges, Santa Rosa Mountains. Comment
  UCR80830  Machaeranthera cognata John Wear, N. Moorhatch 1993-6-11 s.n. Riverside Sonoran (Colorado) Desert, Mecca Hills 61 Comment
  RSA463262  Mahonia nevinii L. F. LaPre, K. Campbell 1988-1-22 s.n. Riverside Tonan property, along Temecula Creek on old Vail Ranch, E of Temecula. Comment
  SDSU7510  Malacothamnus fasciculatus Thomas A. Zink 1971-7-1 Riverside Near Redlands Blvd. about 1 mile south of San Timeteo cyn. Rd. 518 Comment
  UCR114809  Malacothamnus fasciculatus Mitch Provance 1998-2-13 19 Riverside Jurupa Mountains, Pyrite Canyon, c. 0.3 km east of peak 1768, and c. 0.3 km south of Riv. / S.B. county line. 442 Comment
  RSA0087585  Malacothamnus fasciculatus Louis C. Wheeler 1976-3-30 s.n. Riverside San Jacinto Mountains: Falls Creek, north side of Mount San Jacinto. 549 Comment
  POM10289  Malacothrix clevelandii Charlotte M. Wilder 1905-5-14 582 Riverside Summit Jurupa Hills and extending north-west slope about 200 ft. 671 Comment
  SBBG87399  Malacothrix coulteri A. C. Sanders with D. Charlton, B. Pitzer 1986-3-1 6029 Riverside NW end of Hayfield Lake, ca. 0.5 mi SW of the pumping station 411 Comment
  CAS-BOT-BC347712  Malacothrix glabrata Cecil Hart 1926-2-1 s.n. Riverside Palm Springs Comment
  UCR16701  Malacothrix glabrata Anonymous 1969-5-25 24 Riverside Mojave Desert, road from Cottonwood Springs to Twentynine Palms in Joshua Tree National Monument [now National Park], c. 17 mi from [N of] Cottonwood Springs 1220 Comment
  UCR279505  Malacothrix glabrata A. C. Sanders, Jim Malusa 2017-3-27 43107 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, canyon 12 km NE (46 deg. ) of Bombay Beach, on both sides of the Imperial County line 305 Comment
  UCR89805  Malacothrix saxatilis Scott D. White 1993-5-27 1418 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 490 Comment
  CAS-BOT-BC348024  Malacothrix stebbinsii Annie M. Alexander; Louise Kellogg 1941-5-7 2129 Riverside 12 miles southwest of 29 Palms, Joshua Tree National Monument 1310 Comment
  IRVC72  Malosma laurina D. DeVault 1965-4-24 s.n. Riverside Upper San Juan Creek Camp; Ortega Highway. Santa Ana Mountains Comment
  UC1010242  Malva parviflora John and Lucille Roos 1951-5-5 5034 Riverside Riverside, Fairmont Park Fairmont Park; Riverside, Fairmont Park 274 Comment
  RSA709920  Mammillaria tetrancistra Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4636 Riverside Along Palen Pass Road, near Packard Well, S end of Granite Mountains. 502 Comment
  RSA441206  Marah macrocarpa Ora M. Clark 1929-2-23 1534 Riverside Cabazon, Colorado Desert Comment
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Mar 13 2011
  SD126049  Marah macrocarpa B. Pitzer, E. Misqez 1988-2-28 617 Riverside SW of Murrieta, Walkder Basin, Avenida del Oro, 2 mi. S of Rancho California Rd. 1399 Comment
  CAS-BOT-BC216180  Marina parryi Marcus E. Jones 1926-2-16 s.n. Riverside Corn Spring Comment
  UC1368530  Marina parryi W. L. Jepson 1912-10-29 5248 Riverside Blythe Intake, at Black Point, Palo Verde Valley, on edge of Riverside Mts. Riverside Mts., Palo Verde Valley 88 Comment
  UC1563114  Marina parryi Steve Boyd and Orlando Mistretta 1986-3-13 1425 Riverside ne of Desert Center (jct of Parker Dam Rd and Palen Rd (rd going through pass between Palen and Granite Ranges)); Palen Mountains 243 Comment
  UCR280600  Matricaria occidentalis R. E. Riefner Jr. 2016-4-24 17- 196 Riverside city of Menifee, Paloma Wash, immediately north of Holland Road and west of Haun Road 445 Comment
  UCR78096  Meconella denticulata Steve Boyd 1991-5-20 6269 Riverside Santa Ana Mtns., NW of Lake Elsinore. Lower Rice Cyn, just inside Cleveland Nat. For. boundary 671 Comment
  UCR37473  Medicago polymorpha Steve Boyd 1981-4-10 s.n. Riverside Gavilan Hills, Gavilan Hills, section 34, where road crosses stream [SE of Gavilan Springs Ranch] 640 Comment
  POM348037  Medicago polymorpha E. Crow 1929-4-7 313 Riverside Corona Skyline Drive, Santa Ana Mts. Comment
  SDSU13591  Medicago sativa W. Miller Riverside Comment
  RSA97127  Melica frutescens H. K. Buechner 1955-5-30 C- 86 Riverside 4 miles south of Palm Desert, north base of Santa Rosa Mountains Comment
  SEINET7048164  Melica frutescens Steven R. Hill 2001-5-3 33666 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
  RSA10520  Melica imperfecta C. F. Baker 1909-05 s.n. Riverside Fairmont Hill. Comment
  RSA519239  Melica imperfecta Ed LaRue 1989-4-25 s.n. Riverside 2 mi (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. 488 Comment
  UC38849  Melica imperfecta H. M. Hall Jun 1901 2306 Riverside North Fork; San Jacinto Mountains 914 Comment
  UCD87786  Melica imperfecta A. A. Beetle 1946-6-10 4394 Riverside San Jacinto Mt., San Jacinto Mts. Near Idylewilde. 1219 Comment
  UCR104594  Melica imperfecta G. R. Ballmer 1998-3-14 s.n. Riverside Santa Ana Mtns., Walker Basin, west of Temecula, south of Rancho California Rd., vicinity of Via Vaquero 396 Comment
  UCR177825  Melica imperfecta S. J. Myers, John Green 2003-4-23 s.n. Riverside San Jacinto Mtns., Reed Valley at beginning of powerline trail to Juan Diego Flats, NW of Cahuilla Mountain 1037 Comment
  UCR207514  Melica imperfecta O. F. Clarke 2004-2-26 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, Two Trees Canyon 412 Comment
  UCR241212  Melica imperfecta Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 52 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Hathaway Canyon near woodland stand H-02 945 Comment
  RSA650071  Melilotus indicus Marion P. Harthill 1976-5-6 s.n. Riverside Cleveland National Forest. 609 Comment
  RSA621507  Mentha suaveolens D. L. Banks 1997-11-15 2194 Riverside NW Palomar Mountains, Agua Tibia Mountains: North face of Dorland Mountain, on the north side of the Dorland Mountain Arts Colony. Along the margins of a small man-made pond. 549 Comment
  RSA796028  Mentzelia affinis Duncan S. Bell 2009-4-18 236 Riverside Arica Mountains; northeast of range, approximately 2.25 air miles southwest of the ghost town of Rice. 224 Comment
  UC140494  Mentzelia affinis C. F. Baker 1904-4-5 4141 Riverside Hemet Comment
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Jul 4 2010
  GMDRC7793  Mentzelia involucrata J. M. Andre 2015-3-6 33559 Riverside Coachella Valley: far NW corner of valley, 0.5 mi west of Hwy 62 (at mouth of Dry Morongo Wash), 0.3 mi. north of Kolbe Rd (dirt). 561 Comment
  UCD117240  Mentzelia involucrata Geoffrey Levin 1975-4-5 471 Riverside 1 mile west of Berdoo Canyon Road on Dillon Road. Foothills of the Little San Bernadino Mountains. 60 Comment
  UCR233171A  Mentzelia involucrata Jim Andre, Glenn L. Clifton 2011-2-22 17440 Riverside Mecca Hills, along Box Canyon Road, 10.3 mi northeast of town of Mecca 219 Comment
  RSA0065560  Mentzelia involucrata David B. Dunn, Lint 1955-4-1 11820 Riverside Pushawalla Canyon, Indio Hills. Comment
  RSA503389  Mentzelia involucrata var. megalantha Gary D. Wallace 1966-3-4 70 Riverside Along Dillon Rd. S slopes of the Little San Bernardino Mtns. 122 Comment
  CLARK-A1528-3168  Mentzelia micrantha John C. Roos, Lucille Roos 1952-5-19 5695 Riverside Moreno 518 Comment
  RSA561077  Mentzelia micrantha Steve Boyd, Orlando Mistretta 1992-4-22 7008 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Indian Potrero Trail south from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon. 610 Comment
  UCR59609  Mentzelia micrantha Ed LaRue 1989-5-3 s.n. Riverside 2 mi (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at McVicker Canyon 488 Comment
  UCR44210  Mentzelia montana A. C. Sanders 1986-6-1 6552 Riverside San Jacinto Mtns., trail to Spitler Peak from the Herkey Creek Camp to Bonita Vista road [=Apple Canyon Rd.] 1829 Comment
  UC336437  Mentzelia tricuspis J. G. Lemmon Apr 1876 258 Riverside Colorado Desert, White-water Comment
  UCR214695  Mesembryanthemum crystallinum A. C. Sanders 2010-3-25 37630 Riverside Sonoran (Colorado) Desert; Salton Trough, northeast side of the Salton Sea, Hwy 111 at Mortmar near North Shore (Desert Beach), near Marina Dr. -60 Comment
  UCR94262  Microseris douglasii subsp. douglasii Scott D. White 1996-4-14 3895 Riverside Perris Basin, Near Perris Airport, c. 100 m north of Case Rd. and 100 m west of the San Jacinto River channel 433 Comment
  RSA645682  Microseris douglasii subsp. platycarpha Scott D. White 1999-5-2 7285 Riverside Perris Basin: Perris / Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., ca. 1.5 - 2 mi. W of I-215 freeway. 442 Comment
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Jun 26 2008
  UC2029942  Microseris douglasii subsp. platycarpha Steve Boyd 2001-4-12 10415 Riverside GAVILAN HILLS REGION: Southeast base of Alberhill Mountain on flats north of Nichols Road and West of Pierce Street, in the vicinity of the site of Terra Cotta. Comment
  UCR103488  Microseris douglasii subsp. platycarpha D. E. Bramlet 1993-3-30 2306 Riverside Lake Mathews Reserve, approx 1.98 km east of the intersection of Cajalco Rd. and Sierra Ave., 152 m south of Cajalco Road and 50 m west of the access road to the Black Rocks area 442 Comment
  UCR241388  Microseris douglasii subsp. platycarpha T. B. Salvato, Mike Landers 2013-3-21 7376 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
  UCR250580  Microseris heterocarpa A. C. Sanders 2014-4-18 41022 Riverside Peninsular Range, Temescal Canyon, hills along De Palma Rd. between Indian Truck Trail and Horsethief Canyon roads, c. 100 m south of I-15 401 Comment
  UCR180042  Microseris lindleyi Mitch Provance 2005-5-18 9813 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
  UCR41356  Microseris lindleyi N. M. Fellows, A. C. Sanders 1985-4-9 130 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, Oasis de Los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the north foot of San Jacinto Mtns., 1 mile west of Snow Creek Village 489 Comment
  UCR98078  Microseris lindleyi A. C. Sanders, G. Helmkamp 1997-3-15 19951 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 518 Comment
  RSA442704  Mimulus aurantiacus var. puniceus E. S. Spalding 1925-6-11 s.n. Riverside Between Elsinore and Temecula. Comment
  RSA442707  Mimulus aurantiacus var. puniceus Robert Gustafson 1983-4-18 2500 Riverside Clinton Keith Road, about 3 miles from its junction with Hwy. 15, eastern slopes of the Santa Ana Mts. 457 Comment
  RSA535470  Mimulus aurantiacus var. puniceus Steve Boyd, Tim S. Ross, Orlando Mistretta 1992-2-2 6645 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness of the Cleveland National Forest. Upper San Mateo Canyon between confluence of Tenaja Canyon and Los Alamos Canyon. Comment
  RSA554278  Mimulus aurantiacus var. puniceus Scott D. White 1992-2-25 92 -1 Riverside Santa Rosa Plateau, between Sandia and De Luz Creeks, ca. 1.5 (air) mi. W of Sandia Canyon; 7 miles SW of Murrieta. 305 Comment
  UCR97282  Mimulus aurantiacus var. puniceus Scott D. White 1993-3-12 1165 Riverside Near Winchester 466 Comment
  RSA0123294  Mimulus bigelovii Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 8978 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in a side canyon off of Martinez Canyon, approximately 7 air miles southeast of the summit of Martinez Mountain. 698 Comment
  JEPS8165  Mimulus bigelovii var. bigelovii E. E. Schellenger May 1920 Riverside canyon e Coachella; Colorado Desert Comment
  JEPS8167  Mimulus bigelovii var. bigelovii W. L. Jepson 1928-4-23 12559 Riverside wash 2 mi below Cottonwood Spr.; Colorado Desert, Eagle Mts. 518 Comment
  RSA23215  Mimulus bigelovii var. bigelovii Ernest Braunton 1940-01 2007 Riverside 15 miles E of Indio. Comment
  UCR50882  Mimulus bigelovii var. bigelovii A. C. Sanders 1988-5-11 7803 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal, east of the gasline road from Niland 549 Comment
  UCR1002  Mimulus brevipes J. E. Dimitman 1957-5-18 s.n. Riverside Peninsular Range; San Jacinto Mtns., Bautista Canyon Wash 793 Comment
  UCR201953  Mimulus brevipes Mike Misenhelter 1998-7-7 s.n. Riverside Peninsular Range; San Jacinto Mtns. Foothills, 35 acre 'Searl Tank' site, foot of the north end of Mica Butte, just SE of the intersection of State St. and Cactus Valley Rd., c. 1 mile south of Hemet 585 Comment
  UCR48411  Mimulus brevipes Steve Boyd 1986-4-22 1737 Riverside Temescal Canyon, Walker Canyon area, where Temescal Creek (=Alberhill Creek) flows between Alberhill Mountain and Gavilan Hills 427 Comment
  RSA297748  Mimulus diffusus Barbara J. Ertter, J. Strachan 1979-6-26 2975 Riverside Kenworthy Forest Station on Route/ Highway 74 in Garner Valley, San Jacinto Mountains. Comment
  RSA509456  Mimulus diffusus T. P. Krantz 1982-4-22 s.n. Riverside San Jacinto Moutains, Garner Valley, Bonita Vista Road Comment
  UCR205444  Mimulus diffusus Jeff B. Galvin, Diane Menuz 2008-4-4 002 Riverside Peninsular Ranges- Palomar Mtns, Agua Tibia, c. 50 m up Woodchuck Rd., beyond National Forest boundary 653 Comment
  RSA0054839  Mimulus floribundus Keith E. Hoffmaster 1933-4-14 526 Riverside Tahquitz Canyon. Comment
  RSA408105  Mimulus fremontii R. S. Woglum 1937-5-22 534 Riverside Anza, Cahuilla Valley. Comment
  RSA442777  Mimulus guttatus N. C. Cooper 1944-6-17 1415 Riverside San Jacinto Mtns. above Banning. 1220 Comment
  UC63725  Mimulus guttatus H. M. Hall May 1899 Riverside Van de Venter's San Jacinto Mountains 1371 Comment
  RSA0054840  Mimulus guttatus Keith E. Hoffmaster 1933-4-14 527 Riverside Tahquitz Canyon. Comment
  UC26854  Mimulus palmeri Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  UC729663  Mimulus pilosus Carl B. Wolf 1932-5-25 3675 Riverside 1 mi below Fish Hatchery (n base of mts.); San Jacinto Mts., Snow Creek Canyon 396 Comment
  UCR193303  Mimulus pilosus A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35599 Riverside Peninsular Range; San Jacinto Mtns., plateau above head of Johnson Meadow canyon, SW of dogleg in May Valley Rd. 1550 Comment
  UCSC000878  Mimulus pilosus Peter Kamb 1948-7-4 1174 Riverside Hall Canyon, San Jacinto Mts. 1646 Comment
  RSA544424  Mimulus rubellus Steve Boyd, Tim S. Ross 1991-6-8 6329 Riverside Pinyon Flats area near Ribbonwood. White calcareus outcrop forming small hill N of Hwy 74. Comment
  RSA0018998  Mimulus suksdorfii Steve Boyd, Gary D. Wallace 2005-7-30 11638 Riverside San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek 2659 Comment
  UC219590  Minuartia douglasii P. A. Munz 1922-6-23 5773 Riverside Keen Camp San Jacinto Mts. 1524 Comment
  SEINET188360  Mirabilis bigelovii var. retrorsa C. L. Hitchcock 1940-4-1 5906 Riverside Joshua Tree NM ; Joshua Tree Natl Monument; 1 mi below Cottonwood Springs Comment
  UCR182994  Mirabilis laevis Mitch Provance 2003-5-5 4419 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  JEPS29310  Mirabilis laevis var. crassifolia Rimo Bacigalupi and L. Heckard 1962-3-25 8405 Riverside near headwaters of Temescal Wash and Canyon, western base of Estelle Mountain and just opposite Indian Canyon (from W); 3.3 miles NW of Alberhill along highway 71 304 Comment
  POM293184  Mirabilis laevis var. crassifolia Lyman Benson 1946-4-15 12022 Riverside 2 miles east of Banning, Colorado Desert. 610 Comment
  POM294052  Mirabilis laevis var. retrorsa Lyman Benson 1945-3-29 11623 Riverside Canyon on Palm Springs Road, Colorado Desert, Little San Bernardino Mountain. 610 Comment
  HSC47582  Mohavea confertiflora R. W. Spjut, C. E. Edson 1978-5-3 5011 Riverside Colorado Desert: N face of Chuckawalla Mtns. 1 mi. E of Granite Mine SE of Desert Center 335 Comment
  JEPS84377  Mohavea confertiflora Roxanne Bittman 1977-2-27 12 Riverside South side of Highway 195 about 9 miles from Box Canyon in Box Canyon upper bajada 365 Comment
  JOTR38682  Mohavea confertiflora Hodges, Stephen R. 2017-2-7 698 Riverside Joshua Tree National Park. Little San Bernardino Mountains, West Deception Canyon, near the mouth of the canyon just north of the park boundary Comment
  RSA408756  Mohavea confertiflora N. C. Cooper 1949-4-8 3256 Riverside Mecca Pass east of Indio. 610 Comment
  RSA408770  Mohavea confertiflora Robert Gustafson 1983-3-27 2479 Riverside Dry rocky canyon southwest of Lake Cahuilla. Comment
  UC724358  Mohavea confertiflora Aven and Ruth Nelson 1939-3-28 3318 Riverside near Hidden Springs Comment
  UCR148330  Mohavea confertiflora John F. Green, Chet McGaugh 2005-1-19 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, 1.1 mile transect along Coachella Canal right-of-way, between siphons 24 and 25, NE of Hunters Spring, near S base of Orocopia Mtns. 23 Comment
  SEINET10548354  Mohavea confertiflora David B. Dunn 2015-1 Dunn 2052 Riverside Collected on dry plateau in vicinity of Pushawalla Canyon, Indio Hills. Comment
  CDA6773  Momordica balsamina G. D. Barbe 1973-10-19 1736 Riverside North side of Tampico Calle at Ramirez, La Quinta. 0 Comment
  CLARK-A1528-3179  Monardella macrantha subsp. hallii John C. Roos 1962-6-30 Riverside Santa Ana Mountains Comment
  UCR23574  Monardella macrantha subsp. hallii John C. Roos 1962-6-30 s.n. Riverside Peninsular Range/Santa Ana Mtns., Sugarloaf [=Pleasants Peak, possibly Orange Co., near line] 1220 Comment
  LA96076  Monardella nana Elizabeth McClintock; 1940-6-30 18 Riverside near Pine Flats on The Banning-Idyllwild road Comment
  LA96154  Monardella nana Elizabeth McClintock; 1941-5-22 sn Riverside Anza Monument. 5 mi. S of Anza, on rd to Coyote Canyon Comment
  RSA750278  Monardella nana subsp. arida Elizabeth McClintock, H. Lewis 1941-6-29 79 Riverside Road up Santa Rosa Mt. 4.5 miles beyond canyon where stream crosses road. Comment
  UCR221471  Monardella nana subsp. arida Elizabeth McClintock 1941-7-21 126 Riverside Peninsular Range; San Jacinto Mtns., trail to Hidden Lake, occuring for some distance along the trail, below the point at which the switchbacks and Salvia pachyphylla begin 2439 Comment
  RSA679947  Monardella nana subsp. tenuiflora LeRoy Gross, Firoozeh Navid-Ara, Valerie Soza 2003-6-23 1114 Riverside Black Moutain Road (4501), southeast of Black Moutain & northwest of Fuller Mill Creek. 2043 Comment
  UC25479  Monardella nana subsp. tenuiflora H. M. Hall 1897-7-22 725 Riverside Tahquitz Valley San Jacinto Mountains; Tahquitz Valley, San Jacinto Mts., Riverside 2438 Comment
  SD132295  Monardella robisonii K. Stolte 1979-9-4 Riverside Joshua Tree national Monument. Keys Ranch, Hidden Valley area. 100 meters SW of the National Parks Service trailer Comment
  POM363576  Monoptilon bellioides M. B. Dunkle 1935-4-17 4555 Riverside W. of Wiley Well. Colorado Desert. Comment
  RSA49353  Monoptilon bellioides P. A. Munz 1949-4-11 13013 Riverside Near Conejo Well, north base of Eagle Mts., Mohave Desert. 914 Comment
  UCR103724  Monoptilon bellioides B. G. Pitzer 1998-1-24 3388 Riverside Sonoran (Colorado) Desert, N foot of Chuckwalla Mtns, Eagle Mt Rd, south side of Hwy I-10, 0.8 mi south of Hwy at powerline rd, & wash directly south of road 500 Comment
  UCR241713  Monoptilon bellioides Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 41 Riverside Sonoran (Colorado) Desert, near Joshua Tree National Park, Coachella Valley, Dillon Rd. 4.21 miles north of Hwy 10 in Indio 91 Comment
  SEINET8044079 Image available Morus alba A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-1 41552 Riverside Peninsular Range: Eastern Foot of the Santa Ana Mtns: Temescal Valley jsut below I-15 bridge near Hostettler Road, Se of Lee (Corona) Lake, south side of I-15, 2.17 km west of Lake St. at Alberhill. 363 Comment
  RSA777314  Muhlenbergia asperifolia Michael Wall 2010-9-9 592 Riverside Bautista Canyon east of Hemet; ca. 8 miles southeast of junction with Fairview Avenue, shaded narrow part of the canyon. 760 Comment
  SD247289  Muhlenbergia microsperma A. C. Sanders, Jim Malusa 2015-3-9 41361 Riverside Sonoran (Colorado) Desert: Chocolate Mountains, along Gasline Road at major wash crossing 1.9 mi south of Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range (Red Cloud Casnyon 7.5'Q) 679 Comment
  UC1117712  Muhlenbergia microsperma A. A. Beetle 1946-4-18 4231 Riverside near Murietta; DeLuz Comment
  UCR174253  Muhlenbergia microsperma A. C. Sanders, T. B. Salvato 2006-6-2 33070 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. 579 Comment
  CAS-BOT-BC83352  Myosurus minimus A. C. Sanders 1993-4-5 13691 Riverside Western edge of Hemet, along south side of Devonshire Avenue, between Old Warren and Warren Roads. 460 Comment
  POM12951  Myosurus minimus subsp. apus P. A. Munz, J. M. Johnston 1922-5-19 5379 Riverside Menifee Valley. 412 Comment
  JEPS1419  Nama W. L. Jepson Oct 22 1912-Nov 7 1912 5259 Riverside Palo Verde Valley 45 Comment
  RSA517829  Nama demissa Steve Boyd, Orlando Mistretta 1986-3-13 1448 Riverside West side Palen Mts.: NE of Desert Center. Comment
  JOTR32161  Nama demissa var. demissa La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2313 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Gneiss outcrop on edge of large sandy wash in wide canyon that feeds southwest into Wilson Canyon (Stop 6) Comment
  RSA92555  Nassella cernua J. C. Roos 1952-5-7 5621 Riverside Edgemont 488 Comment
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May 21 2011
  RSA557878  Nassella lepida Steve Boyd, Orlando Mistretta 1992-4-23 7052 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
  RSA689453  Nassella lepida Scott D. White, Michael Honer 2003-4-9 8997 Riverside 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
  CLARK-A1528-3446  Navarretia atractyloides John C. Roos 1943-7-15 2733 Riverside San Timoteo Canyon Comment
  RSA627853  Navarretia hamata A. C. Sanders 1994-5-30 14591 Riverside NNE of Beaumont at Highland Springs, hills N of the end of Bellflower Ave. at Dutton St. 950 Comment
  RSA356986  Navarretia prostrata R. F. Thorne 1973-5-23 43867 Riverside Santa Rosa Plateau-Mesa De Colorado. 609 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
  SEINET1874670 Image available Nemacladus glanduliferus D. A. Johansen, J. A. Ewan 1932-4-11 7086 Riverside Martinez Canyon, Santa Rosa Mountains. 340 Comment
  SEINET10461230  Nemacladus glanduliferus var. glanduliferus Munz 1952-5-2 MUNZ 16239 Riverside Dry Morongo Wash, northwest end of Coachella Valley 457 Comment
  RSA0126315  Nemacladus longiflorus var. longiflorus Charlotte M. Wilder 1905-05 s.n. Riverside Wilders Canyon, Riverside. Comment
  RSA585790  Nemacladus pinnatifidus D. L. Banks, S. D. Boyd 1995-5-9 0417 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., Dorland Mtn. area. 737 Comment
  UCR181098  Nemacladus ramosissimus A. C. Sanders 1998-6-10 21980 Riverside San Jacinto Mtns., FS road 6S13 toward Thomas Mtn., 1.3 mi. above Hwy 74 in Garner Valley at a point 3.1 mi. east of Keen Camp Summit, c. 1 mile due south of Lake Hemet 1463 Comment
  POM172022  Nemacladus sigmoideus P. A. Munz 1930-5-1 11922 Riverside Morongo Valley. Comment
  RSA421334  Nemophila menziesii Ora M. Clark 1929-2-23 1535 Riverside San Jacinto Mt, Mountain slopes Comment
  RSA421337  Nemophila menziesii Christopher Davidson 1973-4-1 1826 Riverside Jct. Vail Lake Marina and Hwy. 71/79, about 3 miles west of Aguanga. 426 Comment
  RSA0059611  Nemophila menziesii 1917-4-4 Riverside Palm Canyon 762 Comment
  RSA0060576  Nemophila menziesii subsp. menziesii Bob Rogers 1984-4-28 26 Riverside Collected on North-facing slope adjacent ot and on the South side of Highway 74, 3.6 miles from Strawberry Creek going towards Mountain Center. 1219 Comment
  RSA769524  Nemophila menziesii var. integrifolia Duncan S. Bell, Valentin Arvizu 2010-5-10 977 Riverside San Bernardino National Forest: Garner Valley, approximately 1.1 air mile southeast of junction of forest service road 6S13 and forest service road 6S04. 1349 Comment
  UC63800  Nemophila menziesii var. integrifolia H. M. Hall June, 1901 2044 Riverside wooded slopes and benches of the s side San Jacinto Mts. San Jacinto Mountains, Shingle Val. (Shingle Val.) 1371 Comment
  UC26145  Nicotiana attenuata H. M. Hall Jun 1901 2150 Riverside borders of Colorado Desert (e base of San Jacinto Mountains); San Jacinto Mountains Comment
  CHSC64673  Nicotiana obtusifolia Chris Dietrich; M. Merello, H. Schmidt 1994-4-12 20 Riverside 9 miles north-northwest of Indio, off Dillon Road 1.9 miles northeast on Berdoo Canyon Road (J241). BLM land. Desert Access Guide Map #17. Along wash. 380 Comment
  RSA0104454  Nicotiana obtusifolia Duncan S. Bell, Rachel Darney-Lane, Evan Meyer 2015-2-24 7754 Riverside Morongo Canyon Preserve; collecting in side canyon off of Little Morongo Canyon, just below (south of) the San Bernardino/Riverside county border. 777 Comment
  RSA426707  Nicotiana obtusifolia Christopher Davidson 1979-4-4 7704 Riverside Orocopia Mts., lower end of Box Canyon on Box Canyon Rd., 4.4 mi E of Mecca. 213 Comment
  RSA426711  Nicotiana obtusifolia Donald Myrick 1968-3-3 1797 Riverside In Box Canyon east of MEcca. 366 Comment
  UCR172256  Nicotiana quadrivalvis John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, City of Temecula, Immediately N and south of Murrieta Hot Springs Road along San Diego Aqueduct right-of-way 396 Comment
  UCR24197  Nolina parryi John C. Roos, Lucille Roos 1949-4-23 4282 Riverside Sonoran (Colorado) Desert, Eagle Mtns., Munsen Canyon Comment
  CHSC118897  Nolina parryi Mike Lahti 2012-5-19 Riverside Pinyon Pines; Highway 74 and Pinyon Flats Road, San Bernardino National Forest, near the U.S.F.S. Pinyon Flats campground. Comment
  UCR261565  Notholaena californica Joseph Cahill 2011-1-29 111- 08 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, c. 1.4 miles west of intersection of South Palm Canyon Dr. and Murray Canyon Dr., SW of Palm Springs 403 Comment
  RSA86207  Notholaena californica subsp. leucophylla F. W. Peirson 1921-3-20 1503 Riverside Andreas Canyon, near Palm Springs. 243 Comment
  SBBG122762  Nuttallanthus texanus A. Parikh 1990-4-27 162 Riverside Rawson Cyn, SW of Crown Valley, 1.6 km SW of jct of Crown Valley Rd and Rawson Rd 612 Comment
  RSA0056389  Oenothera brevipes J. R. Shevock 1971-5-8 1033 Riverside Joshua Tree National Monument. 701 Comment
  RSA0004528  Oenothera decorticans var. condensata P. A. Munz 1926-1-31 9960 Riverside Dos Palmos Spring, Colorado Desert Comment
  CDA38162  Oenothera deltoides M. Wasbauer 1960-3-26 s.n. Riverside Palm Springs. 0 Comment
  NY43245  Oenothera deltoides C. R. Annable 1995-3-16 2295 Riverside Ca. 13km NE of Desert Center, on Hwy 177 Comment
  UCSB4444  Oenothera deltoides subsp. deltoides Gill, Robert 1960-3-23 Riverside About 1 mile up Snow Canyon from road to Palm Springs, San Jacinto Mt. Range 396 Comment
  RSA640711  Oenothera elata subsp. hirsutissima Louis C. Wheeler 1931-7-30 s.n. Riverside Fairmount Park. Comment
  UCR113977  Oenothera elata subsp. hookeri Mitch Provance 2000-6-24 2045 Riverside Riverside, Santa Ana River Wash, between the Market Street bridge and the 60 Fwy 244 Comment
  UCR145793  Oenothera elata subsp. hookeri June Latting 1977-11-6 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos, Snow Creek 488 Comment
  UCR40267  Olea europaea Steve Boyd 1985-7-23 1004 Riverside Santa Ana Mtns., Santa Rosa Plateau, De Luz Road, 5.5 mi west of Rancho California 396 Comment
  HSC86975  Oligomeris linifolia David Charlton 1988-2-18 1179 Riverside S side of Little San Bernardino Mtns., Fargo Canyon Rd. to Cottonwood Wash, S of Joshua Tree National Park, parallel to Hwy. 10, 5 mi. E of the jct. of Dillon Rd. and Fargo Canyon Rd. 762 Comment
  SBBG25820  Oligomeris linifolia E. R. Blakley 1966-4-9 6748 Riverside jct of US Hwy 60-70 and Wiley Well Rd, ca. 15 mi W of Blythe 121 Comment
  UC217918  Oligomeris linifolia P. A. Munz and D. Keck 1922-4-14 4961 Riverside Indian Wells; Colo<rado> Desert <Colorado Desert>, Indian Wells 106 Comment
  RSA0012647  Olneya tesota April Garbat, Kristin Forgrave 2013-5-29 76 Riverside Along Box Canyon Rd from Cottonwood Springs Rd to Mecca. 305 Comment
  UC212341  Olneya tesota S. B. Parish 1916-5-13 10857 Riverside Cottonwood Springs; Colorado Desert Comment
  CAS-BOT-BC348037  Oncosiphon piluliferum A. C. Sanders; Mitch Provance; T. B. Salvato 2001-5-8 24209 Riverside Perris-Aguanga region: Val Verde, between Moreno Valley and Perris, along I-215, 0.9 mi. S of Oleander Ave., at S end of Patterson Ave. 457 Comment
  SEINET9259366  Oncosiphon piluliferum R. E. Riefner Jr. 2012-1 12 -63 Riverside City of Hemet, North of Florida Ave. and S of W. Devonshire Ave., and E. of Meyers St. 461 Comment
  UCD134652  Oncosiphon piluliferum A. C. Sanders 2004-4-9 27479 Riverside Perris Valley: Ramona Expressway at east end of Lake Perris dam. 457 Comment
  UCR252209  Oncosiphon piluliferum J. Mendoza 2011-5-13 s.n. Riverside Santa Ana River Regional Park near Louis Rubidoux Nature Center 221 Comment
  UCR261558  Oncosiphon piluliferum James A. Phillips 2015-5-13 054 Riverside San Bernardino Valley, Box Spring Mountains Park, road to radio towers 750 Comment
  RSA543162  Opuntia basilaris Steve Boyd, Timothy S. Ross, Mike Hammit 1991-5-2 6092 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  CAS-BOT-BC58056  Opuntia basilaris var. basilaris Alice Eastwood 1913-4-14 s.n. Riverside Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC58057  Opuntia basilaris var. basilaris Dr. Barton W. Evermann 1924-4-1 s.n. Riverside Field redacted by CAS, contact the data manager for more information Comment
  SBBG88115  Opuntia littoralis A. C. Sanders 1984-4-21 5013 Riverside Moreno Badlands at edge of San Jacinto Valley, along Gilman Springs Rd, 1.5 mi NW of Gilman Hot Springs, 0.4 mi W of Sanderson Ave. (Lamb Cyn Rd) 487 Comment
  RSA285347  Opuntia phaeacantha Lyman Benson 1955-12-6 15625 Riverside Whitewater River canyon 5 miles above US 99. 610 Comment
  POM278511  Opuntia polyacantha var. erinacea H. G. Rush 1950-5-10 122 Riverside Santa Rosa Mountain Range. 7 miles northwest of Nightingale, on Palms to Pines Highway. 1524 Comment
  RSA592690  Opuntia polyacantha var. erinacea Scott D. White, Duayne Haselfeld 1996-7-2 4274 -A Riverside Pinyon Flat area, N of Hwy. 74, ca. 10 road mi. E of junction w/ Hwy. 371. W facing slope of Sugarloaf Mtn and adjacent valley. 1250 Comment
  POM50272  Opuntia vaseyi L. R. Abrams 1908-07 s.n. Riverside Elsinore. Comment
  JEPS121580  Orobanche cooperi Adam C. Schneider with Will Freyman 2014-2-16 414 Riverside West side of Highway 177. Comment
  JEPS85937  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4524 Riverside along Rice Rd. ca. 16 mi. n.e. Desert Center Comment
  CAS-BOT-BC502863  Orobanche cooperi subsp. cooperi Ira L. Wiggins 1941-3-24 9589 Riverside On E side of Salton Sea, 1 mi N of Imperial County Line Comment
  POM351404  Osmadenia tenella E. Crow 1929-4-21 347 Riverside North of Alberhill Comment
  JEPS14207  Osmorhiza berteroi Carl V. Meyer June, 1927 186 Riverside Saunders Meadow San Jacinto Mountains 1676 Comment
  UC1979671  Osmorhiza brachypoda Darin L. Banks, Steve Boyd 1995-3-30 113 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., W of the Dripping Springs Alcove, E of the Woodchuck Trail. Comment
  UCR3410  Oxalis rubra H. M. Whistler 1963-5-10 640510- 03 Riverside University of California, Riverside campus housing area, at 3401 Avocado [St.]. 335 Comment
  POM48935  Oxytheca caryophylloides P. A. Munz 1924-7-19 8854 Riverside burn 6 mi SE of Poppet Flat. San Jacinto Mts. 1524 Comment
Read comments
Oct 17 2008
  RSA64893  Oxytheca caryophylloides F. W. Peirson 1924-7-29 5019 Riverside 1 miles west of Fullers Mill on Banning to Idyllwild Road, San Jacinto Mts. 1768 Comment
  UCR165202  Oxytheca caryophylloides Margaret Bornyasz 2003-8-7 s.n. Riverside Peninsular Ranges, San Jacinto Mtns. Banning/Idyllwild Road 243, 0.9 mi N of Vista Grande Guard Station 1425 Comment
  RSA597530  Oxytheca emarginata Louis C. Wheeler 1960-5-7 7685 Riverside Santa Rosa Mountains. Garnet Queen Mine. Comment
  UC6611 Image available Oxytheca emarginata H. M. Hall 1901-7-1 2331 Riverside rocky ridges near Tauquitz; San Jacinto Mountains; Tauquitz, San Jacinto Mts. 2194 Comment
  RSA392815A  Oxytheca trilobata F. W. Peirson 1929-7-29 5020 Riverside Banning to Idyllwild Road 1768 Comment
  RSA78288  Oxytheca trilobata P. A. Munz, E. K. Balls 1952-8-21 17967 Riverside Hamilton Creek, s.e. part of San Jacinto Mts. 1372 Comment
  RSA652108  Paeonia californica Don Fells 1948-2-15 s.n. Riverside 1/3 mile SE from 6th and California, Norco. 229 Comment
  CAS-BOT-BC327937  Palafoxia arida Annie M. Alexander; Louise Kellogg 1941-5-12 2163 Riverside Colorado Desert. Road to Black Eagle Mine, Eagle Mountains. 670 Comment
  CAS-BOT-BC327945  Palafoxia arida K. Bonner 1977-10-27 2570 Riverside 3 mi E of Chuckwalla Rd. Comment
  SBBG24528  Palafoxia arida A. I. Richardson 1966-3-23 Riverside between Desert Highland Hot Springs and Village of Thousand Palms 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
  POM363743  Palafoxia arida var. arida M. B. Dunkle 1935-3-17 4401 Riverside Desert Center. 610 Comment
  SD187359  Palafoxia arida var. arida Naomi Fraga, Sarah J. De Groot, et al. 2005-2-10 1419 Riverside Northeastern Colorado Desert region: Along Palen Road near Highway 177. 170 Comment
  UC1523588  Palafoxia arida var. arida Robert F. Thorne, C. W. Tilforth 1980-5-28 54160 Riverside San Bernardino Mountains, Colorado Desert, S end of N-S rocky ridge at E side of Whitewater River at mouth of canyon, 1/4-1/2 mi E of Whitewater Post Office Comment
  UC472878  Palafoxia arida var. arida Mary F. Spencer 1920-3-28 222 Riverside Palm Springs Colorado Desert 121 Comment
  UC485220  Palafoxia arida var. arida Joseph Grinnell 1910-3-17 Riverside Riverside Mt. Colorado River (sandy place at foot of mesa) Comment
  UC831418  Palafoxia arida var. arida I. W. Clokey and B. C. Templeton 1930-4-9 4682 Riverside n Palm Springs; Colorado Desert 170 Comment
  UCSB9919  Palafoxia arida var. arida Gunnerson, Robert 1953-3-21 Riverside 9 miles east of Indio Comment
  SEINET3388822 Image available Palafoxia linearis Lewis S. Rose 1936-1-1 36003 Riverside Colorado Desert, L.A. Aqueduct Road, 15 mi. N. of Indio. 305 Comment
  UC69351  Panicum acuminatum var. acuminatum H. M. Hall June 1901 2244 Riverside North Fork; San Jacinto Mountains, North Fork 914 Comment
  OBI42648  Panicum capillare A. C. Sanders 1986-5-20 6499 Riverside In vacant lot where an orange grove wasrecently removed, across the street from 1012 Spruce St. (T2S, R4W, NE1/4 sec 19) 305 Comment
  RSA0020044  Panicum hirticaule Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6018 Riverside Chuckwalla Valley; approximately 22.25 air miles west of Blythe, south side of Ford Dry Lake, about 0.5 air mile southeast of Hopkins Well. 107 Comment
  UCR265196  Panicum urvilleanum David Fraker, Aaron C. Sedgwick 2012-5-8 93 Riverside Sonoran (Colorado) Desert, south of Hwy 111 along dunes at base of the San Jacinto Mtns. 375 Comment
  RSA525251  Papaver californicum Steve Boyd, Tim S. Ross 1990-5-11 4629 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79. 549 Comment
  RSA776019  Parietaria hespera Duncan S. Bell 2010-3-20 609 Riverside Riverside Mountains; in the vicinity of Calzona Mine; approximately 2 air miles northeast of Riverside Mountain Peak. 232 Comment
  UCR113896  Parietaria hespera var. hespera Mitch Provance 1998-4-14 439 Riverside Jurupa Mountains, Crestmore Heights, E. Rattlesnake Mt., 'Oak Knoll' about 0.5 km west of Rubidoux Blvd., across the street from the Crestmore Mines at the Riverside Cement Company. 396 Comment
  UCR124096  Parietaria hespera var. hespera Steven R. Hill 2001-5-3 33659 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
  RSA0027383  Parkinsonia florida Kristin Forgrave, Sarah J. De Groot 2013-6-4 14 Riverside On Graham Pass Rd 10 mi from Chuckwalla Valley Rd 362 Comment
  RSA0087459  Pectis papposa var. papposa Sarah J. De Groot, Amy Rouillard 2015-9-15 7571 Riverside Ford Dry Lake, Chuckwalla Valley, north of I-10. 107 Comment
  UCR274780  Pectis papposa var. papposa Stephanie Rockwood, Christi Gabriel 2011-10-5 065 Riverside Mojave Desert, Alligator ACEC. Desert Center Exit off Hwy I-10., to Granite Mine 399 Comment
  SD127609  Pectocarya heterocarpa David Charlton 1988-2-18 1147 Riverside Alluvial fan, Fargo Canyon Road to Cottonwood Wash, south of Joshua Tree National Park,1 mile east of junction Dillon Road and Fargo Canyon Rd 609 Comment
  UCR216118  Pectocarya heterocarpa Jim Andre, T. La Doux 2009-2-25 10817 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains; c. 0.5 mi. south of I-10 freeway at Eagle Mountain Road exit 414 Comment
  SD247367  Pectocarya linearis A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41418 Riverside San Gorgonio River wash, ca. 3.7 miles east of Cabazon, ca. 1.125 miles NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms. 427 Comment
  SEINET10805493  Pectocarya linearis John F. Green 2006-4-18 Green s.n. Riverside NE of Murrieta just S of Los Alamos Rd. ("Clinton Keith Rd."), on E and W sides of Liberty Rd. border between City of Murrieta and unincorporated French Valley (Murrieta 7.5'Q). Dirt road edges with remnant sage scrub in rural residential area; less disturbed extant sage scrub to the NW. 415 Comment
  UCR228850  Pectocarya linearis A. C. Sanders, Nathan Moorhatch 2011-3-22 38793 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
  UCR232075  Pectocarya linearis John F. Green 2008-4-24 16- 01 Riverside Peninsular Range; SE Gavilan Hills, Lake Elsinore, west of Hwy 74 453 Comment
  RSA772022  Pectocarya linearis subsp. ferocula Orlando Mistretta, Duncan Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4949 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 W116.66012 750 Comment
  UC1228552  Pectocarya penicillata C. L. Hitchcock and C. V. Muhlick 1962-3-16 22142 Riverside ca 8 mi se Corona; Temescal Canyon Comment
  UCR106414  Pectocarya penicillata Scott D. White 1995-4-5 2718 .1 Riverside Moreno Valley, Base of slope in 'Badlands', off [Moreno-Redlands] Blvd 640 Comment
  UCR244429  Pectocarya penicillata Jim Andre 2012-4-16 20962 Riverside Southern Mojave Desert, Joshua Tree National Park; north side of Mt Ryan at Sheep Pass Campground area 1370 Comment
  UCR75081  Pectocarya platycarpa A. C. Sanders, E. J. Lawlor 1992-4-4 12132 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  SEINET3084049 Image available Pectocarya recurvata Andrew C. Sanders, Pam MacKay, Tim Thomas, G. K. Helmkamp 1997-2-8 19678 Riverside Colorado Desert/San Jacinto Mtns: ; Palm Springs area, Tahquitz Debris Basin at mouth of Tahquitz Canyon 183 Comment
  SEINET5527589 Image available Pectocarya recurvata Andrew C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6122 Riverside Corn Spring, Chuckwalla Mountains, wash below the spring and wash and rocky slopes to the south 489 Comment
  JEPS68235  Pectocarya setosa W. L. Jepson 1901-5-24 1420 Riverside Van Deventer Ranch Santa Rosa Mountains, Van Deventer Flat, Van Deventer Ranch Comment
Read comments
Feb 28 2014
  UCSB41268  Pectocarya setosa Cowan, Clark 1978-4-23 Riverside 17.3 mi. (27.2 km.) S and W on Hwy. 74 from jct. with 111 at Indian Wells; Santa Rosa Mts.; San Berndo. Nat. Forest; Whittaker transect #W-221 1180 Comment
  RSA192066  Pedicularis densiflora E. W. Lathrop 1959-4-2 4408 Riverside 18 miles S.W. of Elsinore. Tenaja plateau, south slope Comment
  POM348828  Pediomelum californicum N. C. Cooper 1944-5-20 1263 Riverside Pine Flats, Palms to Pines Highway, San Jacinto Mountains. 1220 Comment
  UCSB16960  Pediomelum californicum Brooks, Terry 1963-5-5 Riverside Pinon-Flats Campground on California State Highway 74 1219 Comment
  UCR213477  Pellaea andromedifolia A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37839 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, ridge west of dirt extension of Lake St., 0.9 mi. north (358 deg. ) of intersection of I-15 and Lake St. 488 Comment
  POM120637  Pellaea mucronata var. mucronata Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA85120  Pellaea mucronata var. mucronata J. C. Roos 1952-5-7 5616 Riverside Box Springs Mountains, north of Canyon Crest Heights 457 Comment
  RSA678882  Pennisetum setaceum Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10451 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  HSC34761  Pennisetum villosum R. E. Cooksey Mar 1974 200 Riverside Chino Canyon below Palm Springs Tramway; San Jacinto Mtns. 381 Comment
  CAS-BOT-BC266691  Penstemon californicus Philip A. Munz 1938-8-14 15378 Riverside E of Toro Peak, Santa Rosa Mountains 2286 Comment
  POM11256  Penstemon labrosus Philip A. Munz 1922-6-27 5841 Riverside Santa Rosa Mountains, Santa Rosa. 1982 Comment
  CHSC1885  Penstemon pseudospectabilis L. Oliver; D. Sloan 1935-4-17 Riverside North Colorado desert. Comment
  NY650693  Penstemon rostriflorus E. K. Balls 1953-8-19 18544 Riverside Above Santa Rosa Spring, Santa Rosa Peak 2133.6 Comment
  SEINET852425  Pentagramma triangularis G. Yatskievych 1981-1 81 -141 Riverside Overlooking Lake Elsinore, State Highway 74, 0.6 miles northeast of El Carizo. Comment
  UCSB41255  Pentagramma triangularis subsp. triangularis Cowan, Clark 1978-4-25 Riverside 6.7 mi. (10.7 km.) SW on 74 from jct. with 71, 4.6 mi. (7.3 km.) from Lake Elsinore, Santa Ana Mts. Cleveland Nat. F. Comment
  RSA28073  Perityle emoryi I. L. Wiggins 1941-3-27 9675 Riverside South end of Coxcomb Mountains 8 miles northeast of Desert Center. Comment
  UCR75090  Perityle emoryi A. C. Sanders, E. J. Lawlor 1992-4-4 12101 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  UCSB24317  Perityle emoryi Shaw, Merrilee 1964-4-5 Riverside Wash, box canyon; State Highway 195, 7.3 miles northeast of junction with State Highway 111 at Mecca 106 Comment
  SD87688  Petalonyx linearis F. W. Peirson 1921-3-23 2376 Riverside Deep CaA'on east of Palm Springs. 334 Comment
  UCR19122  Petalonyx linearis John C. Roos, Lucille Roos 1949-4-6 4150 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, canyon bottom near Pope, Hot Mineral Springs 61 Comment
  SEINET269258  Petalonyx thurberi M. A. Patten, S. J. Myers 1993-8-20 Riverside Along Tahquitz Creek and in neighboring creosote scrub behind the debris basin dam in Palm Springs. 183 Comment
  UCD117309  Petalonyx thurberi F. R. Lawson 1929-12-12 11- 8 Riverside Mecca. Comment
  SBBG4891  Petalonyx thurberi subsp. thurberi H. and M. Dearing 1940-6-7 4322 Riverside 7 mi N of Palm Springs Comment
  RSA471973  Peucephyllum schottii Christopher Davidson, Robert Gustafson 1977-4-7 5567 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
  SD262206  Peucephyllum schottii A. C. Sanders, Jim Malusa 2017-1-14 42656 Riverside Sonoran (Colorado) Desert: Salt Creek wash, where it passes bend in old Kaiser RR tracks, c. 6 miles east of Dos Palmas (Frink NW 7.5'Q) 118 Comment
  UCSB10706  Peucephyllum schottii Muller, Katherine 1952-4-5 Riverside On rocky slope 2 miles North of Dos Palmas on road from Hot Mineral to Mecca-Blythe Highway Comment
  RSA928  Peucephyllum schottii J. T. Howell 1927-8-1 531 Riverside Mission Creek, Colorado Desert. 610 Comment
  RSA0106803  Phacelia Mitch Provance 2012-5-24 512 -27 Riverside San Bernardino Mountains: Banning, foothills and alluvial fan near border with Beaumont, NE of the intersection of Highland Springs Avenue and Wilson St. 869 Comment
  RSA426005  Phacelia ambigua N. C. Cooper 1949-4-8 3258 Riverside Mecca Pass east of Indio 457 Comment
Read comments
Sep 7 2011
  RSA554651  Phacelia ambigua A. C. Sanders, E. J. Lawlor 1992-4-4 12091 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  RSA709861  Phacelia ambigua Sarah J. De Groot, Leland Lubinsky, Naomi S. Fraga, Lisa Rojas 2005-2-10 4585 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  RSA525406  Phacelia brachyloba Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4515 Riverside Vail Lake area, benches along Kolb Crk. W of Dripping Springs, S of Hwy 79, at jtn w/ Woodchuck Rd. 488 Comment
  SD6804  Phacelia brachyloba Daniel Cleveland 1881-4-15 Riverside Temecula Comment
  UCR207551  Phacelia brachyloba O. F. Clarke 2004-4-20 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River at Mission Blvd. Bridge below Mt. Rubidoux 238 Comment
  RSA0106641  Phacelia campanularia Scott D. White 2000-5-3 7766 Riverside Temecula Area: Near Wolf Valley. Valley and hillsides along unnamed tributary to Temecula Creek, directly S of Red Hawk subdivision. 351 Comment
  JEPS2213  Phacelia campanularia subsp. vasiformis W. L. Jepson 1928-4-25 12571 Riverside Cottonwood Spr. Colorado Desert, Eagle Mts. 731 Comment
  RSA21378  Phacelia campanularia subsp. vasiformis Carl B. Wolf 1937-5-4 8523 Riverside Colorado Desert, Little San Bernardino Mts, Morongo Wash, 1 miles below San Bernardino County line. 610 Comment
  RSA27807  Phacelia campanularia subsp. vasiformis C. L. Hitchcock 1940-3-29 5862 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  UC131726  Phacelia campanularia subsp. vasiformis S. B. and W. F. Parish 1882-4-1 Riverside Morongo Comment
  CAS-BOT-BC133956  Phacelia cicutaria Milo S. Baker 1928-4-3 2834 b Riverside Tahquitz canon near Palm Sps. Comment
  SDSU12935  Phacelia cicutaria var. hispida Jutta Buschbom 1991-6-3 39 Riverside SE-Slope, N-border of the Reserve, beyond an Avocado-grove, ca. 500m (15 min) NW from the field station. Santa Margarita Ecological Reserve, Temecula. 375 Comment
  UCR214308  Phacelia cicutaria var. hispida A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38379 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
  CLARK-A1528-5437  Phacelia crenulata John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  NY43345  Phacelia crenulata C. R. Annable 1995-3-15 2280 Riverside 2.7km SW of Valerie, on road to Martinez Canyon Comment
  RSA0107847  Phacelia crenulata Duncan S. Bell, Amanda Turek 2009-3-30 169 Riverside Southeast section of the Arica Mountains; approximately 1.25 air miles southwest of Priest Well. 349 Comment
  RSA0107898  Phacelia crenulata Duncan S. Bell, Thomas Stoughton 2010-3-19 570 Riverside Central section of the Arica Mountains; within the Palen/McCoy Wilderness area; approximately 2.25 air miles west of Priest Well. 439 Comment
  SBBG19794  Phacelia crenulata J. R. Haller 1960-4-2 1545 Riverside S side of US Hwy 60-70, 5.8 mi E of Desert Center 243 Comment
  JOTR16723  Phacelia crenulata var. ambigua Walters, Jim 1967-3-6 s.n. Riverside Joshua Tree National Park. UPPER WILSON CANYON 975 Comment
  JOTR28947  Phacelia crenulata var. ambigua La Doux, Tasha 2005-3-30 1183 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  RSA0049852  Phacelia crenulata var. ambigua Jim Andre 2014-1-27 26671 Riverside At mine site (and borrow pit), in canyon 1.3 mi. west of Hwy 95 (at Wilson Rd), 12.2 mi. south of Vidal Jct (at Hwy 62). 224 Comment
  UCR268935  Phacelia crenulata var. ambigua Jim Andre 2015-3-2 31361 Riverside Mojave Desert, along Kolbe Road, northwest end of Coachella Valley at foot of Little San Bernardino Mountains, 0.2 mi west of intersection between Hwy 62 and Indian Avenue, road to Desert Hot Springs, 2.3 mi south of San Bernardino Co. line 529 Comment
  CHSC99633  Phacelia distans LeRoy Gross; Leland Lubinsky, Victor Steinman, Linda Worlow 2005-2-17 1419 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region: Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of campground. Near 33 37' 32' N, 115 19' 35' W: UTM 3721895N, 655238E Elevation 1574 feet. to 33 36' 52' N, 115 19' 54': UTM 3720669N, 654757E. Elevation 1800 feet. General collecting along canyon bottoms and slopes. 479 Comment
  JEPS2381  Phacelia distans Dr. L. M. Newlon 1922-4-3 425 Riverside 6 mi w Indian Wells; Colorado Desert, Coachella Valley Comment
  RSA0123758  Phacelia distans Duncan S. Bell, LeRoy Gross 2016-3-9 8865 Riverside Orocopia Mountains; northwestern section of the range, approximately 6.5 air miles southwest of Chiriaco Summit, collecting in the area know as Hotel California. 775 Comment
  RSA593994  Phacelia distans D. L. Banks, E. H. Banks 1996-5-2 938 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve, approximately 20 m inside the preserve boundary gate, 3 m E of the main road along a open field. 448 Comment
  SBBG119453  Phacelia distans A. C. Sanders 2004-5-12 27861 Riverside Walker Cyn at N foot of Alberhill Mtn, Temescal Crk 378 Comment
  SEINET3091904 Image available Phacelia fremontii A. C. Sanders, E. J. Lawlor 1988-3-5 7700 Riverside Mojave Desert, sand dunes on the S side of Koehn Dry Lake S of Munsey Rd. at a point 4 miles E of Neuralia Rd. March 5 & 6. Comment
  UC666538  Phacelia fremontii Reid Moran 1941-5-4 842 Riverside e Quail Spring; Joshua Tree Nat. Mon. 1300 Comment
  POM187413  Phacelia imbricata subsp. patula L. Crutcher 1933-8-1 9 Riverside Camp Tahquitz, San Jacinto Mtns. Comment
  JEPS1185  Phacelia minor Carl V. Meyer 1929-6-13 754 Riverside Chalk Hill San Jacinto Mts. Comment
  JEPS1187  Phacelia minor W. L. Jepson 1928-4-19 12435 Riverside hills 5 mi n Elsinore 609 Comment
  JEPS86532  Phacelia minor Roy E. Buck 1988-4-1 869 Riverside e-facing slope above CA Hwy. 74 (near top of grade w of Lake Elsinore, ca 2.0 air km nw of confluence of Harlan Cyn and Johnson Cyn drainages, 7 air km w of Lake Elsinore); Elsinore Mountains 780 Comment
  SD4090  Phacelia minor Fidella G. Woodcock 1926-3-15 Riverside Palm Springs (mak 7/07) Comment
  UCR103178  Phacelia minor Scott D. White, Julie Greene 1997-3-12 4773 Riverside Pedley area, S foot of Jurupa Hills: Just north of State Route (Fwy) 60 at Pedley exit. 305 Comment
  POM48892  Phacelia mutabilis P. A. Munz, I. M. Johnston 1924-7-27 8745 Riverside Dark Canyon, San Jacinto Mountains. 2287 Comment
  UCR196362  Phacelia neglecta Naomi Fraga, Lisa Rojas 2005-2-10 1355 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  CLARK-A1528-4798  Phalaris paradoxa John C. Roos 1943-4-3 2616 Riverside San Timoteo Canyon 457 Comment
  CLARK-A1528-4799  Phalaris paradoxa John C. Roos 1952-5-21 5702 Riverside San Jacinto River 426 Comment
  RSA736307  Phalaris paradoxa Scott D. White, Justin M. Wood 2008-5-13 11954 Riverside I-215 freeway right of way. South of Scott Rd. Comment
  RSA697714  Phleum alpinum J. Russell Bruff 1934-7-5 s.n. Riverside San Jacinto 2896 Comment
  POM14012  Phlox austromontana E. C. Jaeger 1921-7-1 s.n. Riverside Palms to Pines trail. 1738 Comment
  RSA342039  Phoradendron californicum Robert F. Thorne, C. W. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54106 Riverside San Bernardino Mountains: Mesquite thicket along Whitewater Canyon road. Comment
  UC1971180  Phoradendron californicum Louis C. Wheeler 1964-10-17 8641 Riverside North side of Orocopic Mountains: South of Hayfield Reservoir. Comment
  UCR139944  Phoradendron californicum L. C. Wheeler 1964-10-17 8641 Riverside Sonoran Desert, North side of Orocopia Mountains, south of Hayfield Reservoir 457 Comment
  RSA479916  Phoradendron densum Steve D. Boyd 1985-12-14 1193 Riverside Gavilan Hills, Harford Springs County Park. Comment
  UCR48630  Phoradendron densum Dennis E. Kucera 1987-2-16 s.n. Riverside SE Mojave Desert, Coxcomb Mtns, near VABM Aqua, N end of range 1280 Comment
  JOTR36414  Phoradendron serotinum subsp. tomentosum La Doux, Tasha, K. Callahan, M. Harding, M. Levandowski 2013-5-9 3360 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Stubbe Springs, near guzzler and spring on densely vegetated slope (STOP1) 1371 Comment
  UC1584068  Phoradendron villosum Steve Boyd and Dave Bramlet 1988-10-8 2878 Riverside s.w. Anza (at head of Bautista Canyon, Cahuilla Mt., along crest of the mt.); Cahuilla Mt. Comment
  UC66695  Phoradendron villosum N. K. Berg 1904-3-4 Riverside San Jacinto <R. C.> Comment
  JEPS70616  Phragmites australis W. L. Jepson 1914-5-22 6044 Riverside ne Edom (cave in Thousand Palms Canyon); Colorado Desert, Thousand Palms Canyon Comment
  CSUSB762  Physalis crassifolia Jean Texera 1970-3-27 Riverside About 3 miles south of Palm Desert on dirt road continuation of Portola Ave., 25 feet north of Deep Canyon Desert Research Center fence, 175 feet west of road on edge of wash. 204 Comment
  RSA0031611  Physalis crassifolia Jim Andre 2013-3-27 24816 Riverside Riverside Mountains; east side of Riverside Mountains, along Hwy 95, 13.2 mi. south of Vidal Jct. 126 Comment
  UCSB22459  Physalis crassifolia Shaw, Merrilee 1964-4-5 Riverside wash of Box Canyon, 7.3 miles northeast of State Highway 111 at Mecca 106 Comment
  RSA263779  Picris echioides Robert Harvey 1959-8-4 153 Riverside Corona, Tin Mine Canyon 457 Comment
  SD90372  Pilularia americana Robert F. Thorne, Earl Lathrop 1969-5-12 37919 Riverside Santa Rosa Plateau, south end of Mesa de Colorado, Rancho California, north margin of marsh 625 Comment
  RSA263726  Pinus attenuata E. W. Lathrop 1976-11-1 7601 Riverside Main Divide Truck Trail, Pleasant Peak north slope. Comment
  RSA698298  Pinus cembroides J. Vlahos 1934-6-3 s.n. Riverside Lower Transitions Zone or upper sonoran. Comment
Read comments
Dec 11 2011
  SEINET7048006  Pinus jeffreyi Steven R. Hill, Kate Kramer and family 2001-4-26 33473 Riverside San Jacinto Mountains, San Jacinto Wilderness, west of Palm Springs, trails south of visitor building at terminus of Palm Springs Aerial Tramway; vicinity of Long Meadow and higher ridges. Elevation about 8500 feet. Comment
  CAS-BOT-BC78896  Pinus monophylla Jas. I. Vale 1977-3-8 s.n. Riverside [Hi-way] Highway 371 between Aguanga + Pines to Palms [Hiway] Highway Comment
  CLARK-A1528-3628  Pinus monophylla John C. Roos 1947-12-14 3764 Riverside Lost Palms Canyon Comment
  CLARK-A1528-3629  Pinus monophylla John C. Roos 1938-8-7 586 Riverside San Jacinto Mountains Comment
  CLARK-A1656-882  Pinus monophylla Jim Cornett 1977-7-14 Riverside San Jacinto Mountains 1341 Comment
  RSA615136  Pistacia atlantica A. C. Sanders 1997-3-1 19727 Riverside Riverside: UCR Campus., 33Y 58 N, 117Y 19 W 335 Comment
  CHSC35499  Plagiobothrys Ken Cole 1972-4-29 M- 14 Riverside 21 mi. SW of Murrieta on Tenaja Rd.; near vernal pool. 655 Comment
  UCR152647  Plagiobothrys canescens A. C. Sanders 2005-4-22 29598 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  SEINET959355  Plagiobothrys collinus John F. Green 2006-1 Riverside Peninsular Ranges: City of Murrieta; S of the Hogbacks. N of Hunter Road to Ramage Lane, between Calle de Amor on the E and Springview/Kiwebre Road on the W (Murrieta 7.5 Q) 336 Comment
  UCR102161  Plagiobothrys collinus Scott D. White 1997-2-28 4727 Riverside Peninsular Range, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy 457 Comment
  UC1605427  Plagiobothrys collinus var. californicus Steve Boyd 1986-4-2 1595 Riverside Harford Springs County Park Gavilan Hills, Gavilan Hills, Harford Springs County Park 609 Comment
  UC219259  Plagiobothrys collinus var. ursinus Munz and Johnston 1922-5-19 5416 Riverside Garner Ranch San Jacinto Mts., Hemet Valley 1386 Comment
  UCR121788A  Plagiobothrys leptocladus A. C. Sanders, Carolyn Washburn 2001-4-17 24042 Riverside San Jacinto Valley, west edge of Hemet, SW corner of Florida Ave. (Hwy 74) and Warren Rd. 457 Comment
  RSA747866  Plagiobothrys tenellus Justin M. Wood 2009-5-11 703 Riverside McMullen Flat area, 0.35 N on Valley Hi Dr, from intersection w/ Twin Pines Rd. 1195 Comment
  OBI30190  Plantago erecta T. W. Niilus 1970-3-16 N 71 Riverside 3 mi NW of Alberhill on CA hwy 71 396 Comment
  RSA388501  Plantago erecta Steve Boyd 1986-5-1 1815 Riverside Bachelor Mtn.: Lower south slopes of Bachelor Mtn., east end of Lake Skinner. Comment
  RSA613132  Plantago erecta D. L. Banks 1997-3-6 1402 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. 'Fiesta Grounds', east of Pechanga Creek along the northern fork of Pechange Creek at the eastern end of the Reservation. 424 Comment
  RSA85580  Plantago erecta J. C. Roos 1952-4-2 5461 Riverside Box Springs. 488 Comment
  SD239885  Plantago erecta A. C. Sanders, T. B. Salvato 2011-3-28 38821 Riverside Peninsular Range; Perris-Aguanga Basin Region: Menifee Valley, powerline corridor along McLauglin Road, west of Murrieta Road, north of Sun City (Romoland 7.5'Q) 438 Comment
  UCR101589  Plantago insularis 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
  CDA6611  Plantago major G. D. Barbe, J. L. Johnson 1983-1-25 4038 Riverside Bank of Colorado River at Water Wheel Recreation Area, Highway 395. 0 Comment
  UC710903  Plantago ovata C. L. Hitchcock 1940-4-4 5952 Riverside Pinto Basin Comment
  UCR74366  Plantago ovata Theo Glenn 1991-4-30 91- 68 Riverside Sonoran (Colorado) Desert, McCoy Mtns, NW of Blythe 280 Comment
  POM305630  Plantago ovata var. fastigiata Henry J. Ramsey, Henry J. Ramsey 1937-3-2 869 Riverside Blythe, Colorado River bluffs. Comment
  UCR127573  Plantago patagonica D. E. Bramlet 2003-4-18 3374 Riverside Base of San Jacinto Mtns., 2,348m south of Cabazon, 2,012m northwest of Cabazon Peak, and 183m northwest of the Colorado River Aqueduct 548 Comment
  UCR250314  Plantago subnuda A. C. Sanders 2014-4-16 41016 Riverside Peninsular Range, Temescal Valley, Campbell Ranch Rd. between Indian Truck Trail and Temescal Canyon Rd., south of Sycamore Creek Fire Station 372 Comment
  RSA401723B  Platanus racemosa H. de Forest, Jack Rempel 1933-10-29 18672 Riverside Snow Creek Canyon, San Bernardino Mts Comment
Read comments
Feb 9 2015
  UCR22111  Platanus racemosa Steve Boyd 1980-5-15 275 Riverside Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan plateau 625 Comment
  JOTR31183  Platystemon californicus La Doux, Tasha, G. Clifton 2009-5-14 1980 Riverside Joshua Tree National Park. (Stop 1)Little San Bernardino Mountains, Upper Covington Flats, west of trail head 1474 Comment
  RSA652524  Platystemon californicus Dolores Perez 1981-4-11 26 Riverside Cajalco Rd., S. of Lake Matthews. Comment
  POM1026  Pleuraphis rigida I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon. Colorado Desert. Comment
  RSA0065643  Pleuraphis rigida Cheryl Sevilla, Sarah J. De Groot 2015-3-18 37 Riverside Transverse Ranges; San Bernardino Mountains region: San Gorgornio Wilderness Area; off the Pacific Crest Trail about 2 air miles north-northwest from the Whitewater Preserve Ranger Station; on the hillside east of the Whitewater River drainage. 822 Comment
  RSA27805  Pleuraphis rigida C. L. Hitchcock 1940-4-3 5934 Riverside 1 1/2 mi. northeast of Cottonwood Spring along 29 Palms Road, Joshua Tree Nat. Monument. Comment
  RSA515196  Pleuraphis rigida Steve Boyd, O. Mistretta 1986-3-13 1464 Riverside West side Palen Mts.: NE of Desert Center. Comment
  UC729948  Pleurocoronis pluriseta B. D. Stark 1932-6-17 Riverside canyon above Cottonwood Springs; Colorado Desert, Eagle Mts. 304 Comment
  CAS-BOT-BC356105  Pluchea odorata J. Ewan 1931-10-3 5210 Riverside Santa Ana River 4 miles N.W. of Corona Comment
  UC35681  Pluchea odorata var. odorata E. G. Koethen 1897-10-16 A Riverside w Riverside Comment
  RSA0039847  Pluchea sericea Joseph Brehm 2014-7-21 s.n. Riverside Collected at Dos Palmas ACEC in Upper San Andreas Oasis, 1 mile south of oasis. Comment
  RSA0120628  Pluchea sericea Duncan S. Bell, Thomas Stoughton 2016-3-16 8943 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southeastern section of range, approximately 2.5 air miles northeast of Gucci Spring. 408 Comment
  UCR97264  Poa secunda Scott D. White 1993-3-12 1170 Riverside Near Winchester 466 Comment
  UC849962  Polygonum amphibium var. emersum I. M. Johnston 1918-5-30 2027 Riverside Lee Lake Temescal Canyon 335 Comment
  UCR92252  Polygonum aviculare Scott D. White, M. A. Patten 1995-8-16 3556 Riverside San Jacinto Valley, Just west of Hemet, valley floor and foothills at SE margain of Lakeview Mts. north of Florida Ave. (SR 74) and west of California Avenue 500 Comment
  RSA463111  Polygonum lapathifolium Steve Myers 1987-6-24 s.n. Riverside Murrietta Creek, at confluence with Temecula Creek, near the town of Murrieta. 290 Comment
  SEINET7048052  Polypogon australis Steven R. Hill 2001-4-29 33527 Riverside Whitewater Canyon, along Whitewater River, east side of canyon, east of Whitewater Canyon Road, about 2 miles north of Route I-10. Elevation about 1800 feet. Comment
  UC39738  Polypogon interruptus E. L. Koethen 1897-8-12 4 Riverside Riverside Comment
  UCR146198  Polystichum imbricans subsp. curtum Gordon Marsh 1978-10-31 s.n. Riverside Santa Ana Mtns., Bear Spring 1209 Comment
  CAS-BOT-BC356166  Porophyllum gracile Carl B. Wolf 1932-4-29 3093 Riverside Eastern Colorado Desert. W. edge of Maria Mts. 17 mi. from Blythe on Rice Road 152 Comment
  UC1424872  Porophyllum gracile Robert F. Thorne and R. Carolin 1967-3-21 41644 Riverside Cottonwood Springs Joshua Tree Natonial Monument Comment
Read comments
Oct 9 2010
  UCR172250  Porophyllum gracile John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, City of Temecula, Immediately N and south of Murrieta Hot Springs Road along San Diego Aqueduct right-of-way 396 Comment
  UCSB37413  Porophyllum gracile Gordon, Patricia 1980-5-18 Riverside Chuckwalla Mtns., Corn Springs Wash 457 Comment
  JOTR01282  Porophyllum gracile Cole, James E. 1941-5-21 757 Riverside Joshua Tree National Park. COTTONWOOD SPRING WASH 914 Comment
  SD233340  Portulaca oleracea Duncan S. Bell 2012-9-13 4194 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
  POM48191  Potentilla gracilis var. fastigiata Mary F. Spencer 1919-7-1 1370 Riverside Idyllwild. 1616 Comment
  UCR60766  Prenanthella exigua Steve Boyd, O. Mistretta 1986-3-13 1455 Riverside Sonoran (Colorado) Desert, West side of Palen Mountains, NE of Desert Center. Upper bajada at base of range 244 Comment
  CLARK-A1528-3251  Proboscidea althaeifolia John C. Roos 1965-9-5 Riverside Chuckwalla Valley Comment
  CSUSB1139  Prosopis glandulosa K. A. Lamb 1968-4-21 680421 2 Riverside 1 mile east of Mecca, Highway 195. Roadside, Alkali Sink. Comment
  CAS-BOT-BC216513  Prosopis pubescens John Thomas Howell 1927-8-1 2879 Riverside J Cross K Ranch, N Colorado Desert, Bottom of Mission Creek 609 Comment
  UCSB33253  Prosopis pubescens Miller, Brian 1963-6-1 Riverside 1000 Palms Oasis 30 Comment
  UC217878  Prunus fremontii P. A. Munz 1922-3-12 4707 Riverside Palm Springs, Andreas Canyon Andreas Canyon; Palm Springs, Andreas Canyon Comment
  RSA180284  Prunus ilicifolia E. W. Lathrop 1965-4-26 5696 Riverside 4 mi. W. of Murrieta. Comment
  UC489040  Prunus virginiana var. demissa C. V. Meyer 1927-6-1 180 Riverside Dark Canyon, San Jacinto Mountains Dark Canyon; San Jacinto Mountains, Dark Canyon 1828 Comment
  CAS-BOT-BC356341  Psathyrotes ramosissima Fay A. Mac Fadden 1936-3-21 14465 Riverside Northeast shore Salton Sea Comment
  CAS-BOT-BC356794  Pseudognaphalium californicum Scott D. White 1995-6-29 3380 Riverside Murrieta area, W Riverside Co. Murrieta Creek, NW of Murrieta, upstream from Cole Ck. confluence, at Calle de Oso Oro Rd. crossing 350 Comment
  SBBG95151  Pseudognaphalium microcephalum S. D. White 1990-10-2 Riverside Vail Lake area, Hwy 79, immediately W of Dripping Springs Guard Station 487 Comment
  UCR85576  Psilocarphus brevissimus var. brevissimus Julie A. Greene 1993-5-12 1314 Riverside Perris-Aguanga Basin region, South of gated West-East road, east of Davis Rd. 433 Comment
  SD262212  Psilocarphus chilensis Mitch Provance, Matt K. Beyers, John Hazlett, Jeremiah George 2017-5-25 517 54 Riverside Elsinore Trough: Undeveloped area just NNE of Peter Lehr Drive at Diamond Circle, above the E side of the San Jacinto River (Lake Elsinore 7.5'Q) 387 Comment
  UCR23239  Psoralea rigida George K. Helmkamp 1981-7-27 s.n. Riverside San Jacinto Mtns, Beside Hwy 371, 200 yards SW of junction with Hwy 74. Burnt Valley area 1372 Comment
  UC168707  Psorothamnus arborescens var. simplicifolius S. B. Parish 1907-4-23 6108 Riverside Palm Springs , Palm Springs (Colorado Desert) Comment
  UC667322  Psorothamnus arborescens var. simplicifolius Annie M. Alexander and Louise Kellogg 1941-5-22 2217 Riverside 1.5 mi n Cottonwood Spring (Eagle Mountains, Colorado Desert); Colorado Desert, Eagle Mountains, n of Cottonwood Spring 975 Comment
  CAS-BOT-BC353646  Psorothamnus emoryi Louis C. Wheeler 1931-11-26 392 Riverside 2 miles SE of Salton Bench Mark, Colorado Desert -67 Comment
  OBI13261  Psorothamnus emoryi Lewis S. Rose 1959-1-9 59005 Riverside Palm Desert 30 Comment
  UC863688  Psorothamnus emoryi Lewis S. Rose 1936-12-18 36789 Riverside Palm Springs 138 Comment
  UCR163291  Psorothamnus emoryi B. G. Pitzer, G. R. Ballmer 2000-10-14 4237 Riverside Sonoran (Colorado) Desert, large wash c. 5.3 miles east of Ford Lake Rd. and 1 mile west of Wiley's Well Rd., off gasline road c. 200 yards south of Hwy I-10 115 Comment
  CAS-BOT-BC340918  Psorothamnus schottii Marcus E. Jones 1906-4-27 s.n. Riverside Indio Comment
  CAS-BOT-BC340919  Psorothamnus schottii Marcus E. Jones 1927-4-16 s.n. Riverside Colo. Desert. Hidden Spring, near Shaver's Well Comment
  POM126307  Psorothamnus schottii Thomas Craig 1927-4-2 45 Riverside Hidden Springs Canyon; Colorado Desert. Comment
  UCR167254  Psorothamnus schottii 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
  RSA91438  Psorothamnus schottii F. W. Peirson 1921-4-13 566 Riverside Deep Canyon Wash, about 12 miles SE of Palm Springs. 152 Comment
  UCR130050  Psorothamnus spinosus George K. Helmkamp, E. A. Helmkamp 1998-6-27 4106 Riverside Coachella Valley., Along Calif. Hwy 74 at the south end of Palm Desert 290 Comment
  UCR16719  Pteridium aquilinum Dave Baasch 1972-5-11 720511- 01 Riverside San Jacinto Mtns, just above Lake Fulmor near Idyllwild 1646 Comment
  RSA482019  Pteridium aquilinum var. pubescens Richard Noyes, L. Arnseth 1988-9-10 730 Riverside San Jacinto Mountains: South Ridge Trail, southwest of Tahquitz Peak. 2072 Comment
  RSA523518  Pteridium aquilinum var. pubescens Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 3977 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  CAS-BOT-BC460529  Pterospora andromedea S. B. Parish; W. F. Parish 1881-7-24 968 Riverside San Jacinto Mt. Comment
  CAS-BOT-BC421256  Pterostegia drymarioides Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Idyllwild Comment
  RSA561074  Pterostegia drymarioides Steve Boyd, Tim S. Ross, Dave Bramlet 1993-5-12 7326 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon, 365 Comment
  SD136779  Pterostegia drymarioides Steve Boyd, Tim Ross, Dave Bramlet 1993-5-12 7326 Riverside San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches from confluence with Los Alamos Canyon downstream to confluence with Tenaja Canyon 366 Comment
  RSA0081603  Pyrola aphylla R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38139 Riverside San Jacinto Mountains: San Bernardino National Forest. Above James Reserve in Hall Canyon. On hill above lake. 1677 Comment
  RSA0080589  Pyrola dentata Michael Denslow, Firoozeh Navid-Ara, Valerie Soza 2003-7-15 1441 Riverside Northeast side of Tahquitz Peak, on trail to Saddle Junction 2637 Comment
  RSA0086467  Quercus Mitch Provance 2012-4-27 412 -18 Riverside The Badlands, Mt. Davis, southwest of Beaumont, about 1 mi S of I-1- and SR-60 interchange, just E of Davis Mountain Dr. and S of Westward Ave. 799 Comment
  SD260958  Quercus Mitch Provqance 2012-9-5 912 15 Riverside Badlands of Western Riverside County: Potrero Creek, S end of City of Beaumont, E side of Highland Springs Rd., about 100 yards south of intersection with Breckenridge Ave. 754 Comment
  UCR273240  Quercus Mitch Provance, Jeremiah George 2012-1-30 17373 Riverside Badlands of Western Riverside County, Beaumont, near N base of Mt. Davis, Cooper's Creek (tributary of San Timoteo Creek), about 2000 ft. W of Bolo Ct. and 2500 ft. S of W 4th St. 762 Comment
  UCR273975  Quercus Mitch Provance 2012-8-4 412- 28 Riverside Western Riverside County, Badlands south of Beaumont, Potrero Creek, E side of Highland Springs Ave., between Breckenridge and the entrance to Potrero 752 Comment
  CAS-BOT-BC61822  Quercus agrifolia Samuel B. Parish 1891-11-4 2276 Riverside Rocky Hills, head of Temecula Canon Comment
  SD187414  Quercus agrifolia var. oxyadenia R. E. Riefner 2005-8-12 05 600 Riverside San Jacinto Mountains, vicinity of McMullen Flat on SR 243 at Valley Hi County Park 1139 Comment
  RSA0026265  Quercus berberidifolia Fred M. Roberts 2013-6-7 7783 Riverside Peninsular Ranges: Santa Ana Mtns.: Tributary to Upper San Juan Canyon along Chiquito Basin Trail, 1.3 kilometers NNW Upper San Juan Campground. 524 Comment
  SD254630  Quercus berberidifolia Mitch Provance 2012-1-25 17378 Riverside Badlands of Western Riverside County; San Timoteo Canyon, SW end along SCE powerline access road between El Casco Substation and Hwy 60. 654 Comment
  UCR209398  Quercus berberidifolia Fred M. Roberts, Robt. L. Allen 2007-6-22 6540 Riverside San Jacinto Mountains, Bau\tista Canyon, Bautista Canyon Road, 2.2 km northwest of Bautista Spring below Blackburn Ridge 726 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
  LA46440  Quercus chrysolepis W. B. Welch; 1928-5-5 sn Riverside San Jacinto Mountains, Idyllwild Comment
  CAS-BOT-BC86540  Quercus cornelius-mulleri Edmund C. Jaeger 1923-5-20 s.n. Riverside One mile S of Reyes Ranch 1280 Comment
  JOTR36417  Quercus cornelius-mulleri La Doux, Tasha, K. Callahan, M. Harding, M. Levandowski 2013-5-9 3363 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Stubbe Springs, near guzzler and spring on densely vegetated slope (STOP1) 1371 Comment
  RSA769025  Quercus dumosa E. W. Lathrop 1970-10-12 7145 Riverside 10 miles west of Murrieta, Santa Rosa Plateau Comment
  UC5826  Quercus dumosa S. B. Parish 1891-11-5 2259 Riverside McGee's home Comment
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Mar 9 2011
  UC5842  Quercus engelmannii Samuel B. Parish 1891-11-3 2257 Riverside near Murietta Comment
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Jul 15 2009
  UCR118000  Quercus engelmannii J. Zabriskie 1978-9-10 1155 Riverside Santa Rosa Mtns, Boyd Deep Canyon Desert Research Center, intersection of Horsethief Creek and Cactus Spring Trail 1037 Comment
  UCR217658  Quercus engelmannii Diane Menuz, Joe Veverka 2007-8-9 357 Riverside Peninsular Range, Temecula, along north bank of Santa Margarita River c. 0.9 mi southwest of I-15 and Hwy 79S interchange 300 Comment
  UC219581  Quercus kelloggii P. A. Munz 1922-7-2 5943 Riverside Santa Rosa Santa Rosa Mts. 1981 Comment
  UCR100577  Quercus wislizeni A. C. Sanders, T. Tennant 1997-11-14 21597 Riverside San Bernardino Mtns., Morongo Indian Reservation, W end of Burro Flats 1159 Comment
  POM14293  Quercus wislizeni var. frutescens P. A. Munz, I. M. Johnston 1922-5-19 1932 Riverside San Jacinto Canyon, about rocks near mouth of Strawberry Creek. Comment
  RSA477132  Quercus wislizeni var. frutescens Christopher Davidson 1975-6-16 2815 Riverside 3.8 mi. N of Alandale Station on road R1 from Idyllwild to Banning. 1700 Comment
  JOTR28944  Rafinesquia neomexicana La Doux, Tasha 2005-3-30 1180 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  NY43473  Rafinesquia neomexicana C. R. Annable 1995-3-9 2253 Riverside Ca. 14.5km NW of Palm Springs, N slope of Whitewater Hill Comment
  RSA249860  Ranunculus aquatilis var. capillaceus Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38143 Riverside San Jacinto Mountains: San Bernardino National Forest. Hill north of James Reserve and Lake Fulmor 1677 Comment
  RSA741170  Ranunculus californicus Scott D. White, Justin M. Wood 2008-5-15 12006 Riverside San Jacinto Mountains: Johnson Meadow. 1415 Comment
  POM13799  Ranunculus cymbalaria var. saximontanus P. A. Munz 1922-4-30 5139 Riverside Tucalota Creek, south of Hemet Comment
  SD232318  Ranunculus sceleratus Scott D. White, Justin M. Wood 2008-7-9 12441 Riverside San Jacinto Mountains: K Flat, from large pond downstream to meadow. Pond, creek, and adjacent uplands. 1426 Comment
  UC1584128  Ranunculus sceleratus Steve Boyd and Tim Ross 1989-8-28 3807 Riverside Temecula Creek Vail Lake area (at confluence with lake and adjacent sedimentary hills to e) 441 Comment
  OBI53618  Raphanus sativus Steve Myers 1988-2-1 s.n. Riverside Boulder Springs dev, immed SE of intersection ofhwy 60 and Nason St, Moreno Valley 518 Comment
  UCR90986  Rhamnus crocea Scott D. White 1996-3-31 3872 Riverside Elsinore Basin, Bundy Canyon, SE of Lake Elsinore; c. 1 road mile (+- 0.2 mi) east of Bundy Canyon Road exit from Hwy I-15. About 40 ft. south of road along mapped intermittent blueline stream 463 Comment
  LA207801  Rhamnus ilicifolia A. H. Lange; 1951-5-26 sn Riverside San Jacinto Mountains Comment
  SD152765  Rhamnus ilicifolia Steve Boyd 1992-3-31 6750 Riverside Santa Ana Mountains, San Mateo Cyn Wilderness Area. Morgan Trail from Round Potrero W to jtn with Tenaja Tr. In N-fork Bear Creek. 671 Comment
  RSA305624  Rhamnus tomentella subsp. cuspidata C. W. Tilforth, Walter Wisura 1979-10-11 1911 Riverside Along hiway 243 ca. 16 mi. south of Banning at turnoff to Bay Tree Flats Campground. 1524 Comment
  RSA740829  Rhamnus tomentella subsp. cuspidata Scott D. White, Justin M. Wood 2008-7-8 12388 Riverside San Jacinto Mountains: Johnson Meadow. 1439 Comment
  SBBG59933  Rhododendron occidentale M. Lewis 1947-8-26 9 Riverside Dark Cyn 1981 Comment
  CAS-BOT-BC200031  Rhododendron occidentale var. californicum H. M. Hall 1901-6-1 2241 Riverside San Jacinto Mountains 1828 Comment
  UCR77708  Rhus integrifolia Steve Boyd 1991-3-17 5472 Riverside Jurupa Hills, north of Glen Avon. S flank, just west of Soto St to summit east of Pyrite Cyn. Comment
  UCR174320  Rhus laurina A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32555 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  CAS-BOT-BC167974  Rhus ovata Ivan Johnston 1917-4-4 1114 Riverside Palm Canyon 762 Comment
  IRVC90  Rhus ovata M. Savage 1965-4-24 s.n. Riverside [E of Mountain Center] Route 74; Keen Camp Summit. Peninsular Ranges, San Jacinto Mountains Comment
  RSA13070  Rhus ovata Percy C. Everett 1935-7-11 7264 Riverside East base Santa Ana Mountains. Temescal canyon. 0.5 mi. W Corona-Elsinore Highway, rd. to Glen Ivy. 366 Comment
  RSA696479  Rhus ovata Kenneth Beard 1934-04 s.n. Riverside Mtns. along Ortega Hwy. N. of San Juan hot Springs Comment
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Oct 31 2011
  UC534836  Rhus ovata Victor Duran 1933-7-3 3498 Riverside 2 mi e Pinyon Flat; Santa Rosa Mountains 1066 Comment
  RSA0035002  Rhus trilobata Charles MacKechnie 1950-4-29 s.n. Riverside Cranton [Cranston] Ranger Station, San Bernardino Nat'l. Forest. 609 Comment
  RSA403694  Rhus trilobata var. anisophylla M. B. Dunkle 1935-3-31 4441 Riverside Cottonwood Springs. Colorado Desert 701 Comment
  CAS-BOT-BC173130  Ribes indecorum Steve Boyd; Tim Ross; Laurel Arnseth 1990-3-30 3942 Riverside Vail Lake area, summit of 'Big' Oak Mtn, N. of lake. Saddle between summits, N slope along rd heading N to Black Hills 792 Comment
  POM48312  Ribes indecorum E. C. Jaeger 1925-3-1 1 Riverside Snow Canyon, . San Jacinto Mts. Comment
  RSA162688  Ribes indecorum J. D. Olmsted 1960-2-15 1094 Riverside 100ft from highest point in Jurupa Hills, Santa Ana River. 686 Comment
  SEINET238729 Image available Ribes indecorum A. C. Sanders 1998-1-15 21628 Riverside Lake Skinner area: Black Mtn. along road up north side. 884 Comment
  UCR51365  Ribes indecorum A. C. Sanders 1988-1-30 7591 Riverside Peninsular Range, Eastern foothills of the Santa Ana Mountains, c. midway between Murrieta and Temecula. Los Cerritos Ranch and adjacent 80 acre property to the NW; north of Cherry St., west of Adams Ave, south of Meadowlark Ridge Lane and Elm St 366 Comment
  RSA98702  Ribes indecorum C. R. Quick 1939-12-19 s.n. Riverside Temecula. Comment
  CAS-BOT-BC168946  Ribes malvaceum Steve Boyd 1981-3-13 186 Riverside Gavilan Hills region, western flank of Estelle Mountain in steep canyon at the border of NW 1/4 sec. 5 and NE 1/4 sec. 6 609 Comment
  OBI70000  Ribes roezlii David Charlton 1988-5-21 1910 Riverside Thomas Mtn rd, from N to S. W of Garner Valley and S of Lake Hemet on hwy 74 1829 Comment
  RSA282794  Ribes roezlii C. W. Tilforth, B. Busenberg 1980-6-10 1993 Riverside 1/2 mile north of Thomas Mtn Campground, along Thomas Mtn Road, West of Hwy 74 and south of Lake Hemet. 1982 Comment
  UC1563097  Rorippa nasturtium-aquaticum Steve Boyd, Tim Ross, Laurel Arnseth 1989-5-7 3563 Riverside along Arroyo Seco drainage from jtn with Kolb Creek (s to w/in 1/4 mi Highway 79); Vail Lake Area, along Arroyo Seco drainage, Kolb Creek 457 Comment
  UC1951181  Rorippa palustris subsp. palustris Justin M. Wood with Jamie Miner 2009-4-2 464 Riverside SW Perris Basin: Temecula - Murrieta Creek, downstream of 1st street bridge. USGS Temecula 7.5' Quad. Comment
  RSA699219  Rosa californica Jeanne Paxton 1934-4-16 s.n. Riverside Hagador Canyon Comment
  LA208231  Rubus parviflorus C. Epling; William Robison 1935-6-30 Riverside San Jacinto Mountains, Above Marion Camp Comment
  UCR23506  Rubus parviflorus John C. Roos 1942-6-20 991 Riverside San Jacinto Mtns., Dark Canyon, N Fork San Jacinto River Comment
  POM1468  Rubus ursinus D. L. Crawford 1916-3-1 s.n. Riverside Santa Ana River Valley. Comment
  RSA802093  Rumex acetosella Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 4986 Riverside In Strawberry Creek below Strawberry Valley approximately 2.25 air miles southwest of Idyllwild. Comment
  POM13008  Rumex acetosella P. A. Munz, I. M. Johnston 1922-5-19 5423 Riverside Keen Camp, San Jacinto Mountains. 1463 Comment
  RSA0046831  Rumex crispus Paul Shirokawa 1998-5-15 32 Riverside Cleveland National Forest: Trabuco Ranger District, 0.3 miles from Ortega Highway (State Highway 74) on North Main Divide Road. 807 Comment
  UCR20814  Rumex dentatus A. C. Sanders, Steve Boyd 1980-5-19 1475 Riverside Perris-Aguanga Basin, upper edge of Lake San Jacinto near Quail Lake Golf Course. Gilman Springs Road c. 1.5 mi northwest of Jackrabbit Trail. 442 Comment
  UCSB10612  Rumex hymenosepalus Gill, Robert 1960-3-23 Riverside About 1 mile up Snow Canyon from road to Palm Springs; San Jacinto Mts. 396 Comment
  UC130493  Rumex maritimus Charlotte M. Wilder 1909-7-15 794 Riverside Hemet Dam San Jacinto Mts. Comment
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Mar 25 2011
  CLARK-A1528-768  Rumex salicifolius Bruce Freeman 1968-5-22 680522-2 Riverside Riverside Comment
  UC1979617  Rumex salicifolius var. denticulatus D. L Banks, Steve Boyd 1995-5-3 0204 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
  UCR121804  Salicornia subterminalis A. C. Sanders, Carolyn Washburn 2001-4-17 24048 Riverside San Jacinto Valley, southwest edge of Hemet, north of Stetson Av. midway between Warren Rd. and California Av., east of canal 457 Comment
  POM319274  Salix exigua Patricia Wilder 1971-3-20 4907 Riverside Along Santa Ana River at end of Pedley Steet, Norco; south side of river 244 Comment
  RSA659609  Salix exigua J. C. Roos 1947-2-15 3244 Riverside Lost Palms Canyon. Comment
  SD229273  Salix exigua Dick Schwenkmeyer, Tony Harper - Collector 2013-5-8 894 Riverside Agua Bonita Spring, Palm Canyon, approx. 8 Mi. S. of Catherdral City 883 Comment
  UCR92189  Salix exigua D. L. Banks, Steve Boyd 1995-3-16 0101 Riverside Agua Tibia Mountains, Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn., east of the Dripping Springs Alcove, Arroyo Seco drainage. 555 Comment
  UC494329  Salix exigua var. hindsiana Mrs. H. P. Bracelin 1932-4-12 606 Riverside 4.8 km. n Arlington (w of Riverside, rd. to Pedley, e side of bridge over Santa Ana R., either side of hwy.) 240 Comment
  CAS-BOT-BC108144  Salix gooddingii D. B. Dunn; H. Brown; E. McClintock 1947-3-15 2868 Riverside Pushawalla Canyon, Indio Hills Comment
  RSA601111  Salix lasiolepis A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18106 Riverside San Bernardino Mtns Morongo Indian Reservation, natural pond and bog at SE edge of Burro Flats. Comment
  RSA0010975  Salix lasiolepis J. D. Olmsted 1959-7-16 764 Riverside At edge of dropoff in Tahquitz Canyon below Carumba east-northeast of Idyllwild 1707 Comment
  POM319277  Salix lucida subsp. lasiandra Patricia Wilder 1971-11-11 5297 Riverside Along Santa Ana River, north off of Jurupa Ave., opposite Sheppard Street at crossing of the Union Pacific Railroad. Drainage Area: Santa Ana River. 229 Comment
  RSA501031  Saltugilia australis Steve Boyd, T. S. Ross, L. Arnseth 1989-4-1 3151 Riverside Agua Tibia Mountains. Vail Lake area, recent burn in hills just to SW of the dam. 487 Comment
  UCR106417  Saltugilia australis George K. Helmkamp, A. C. Sanders 1997-3-15 1500 Riverside Skinner Lake, Grassland at base of Bachelor Mtn. and adjoining chapararal. 488 Comment
  POM46989  Saltugilia splendens Mary F. Spencer 1919-6-25 1214 Riverside San Jacinto Moutains: Idyllwild. 1616 Comment
  UC63766  Salvia H. M. Hall 1897-5-28 578 Riverside vicinity Riverside (Gavilan road) Comment
  CHSC89887  Salvia apiana L. P. Janeway 2004-5-8 8076 Riverside Peninsular Ranges. Santa Ana Mountains, Los Alamos Canyon; along Wildomar Road 0.8 km east of its crossing of Los Alamos Creek. 488 Comment
  UC76195  Salvia apiana Miss M. A. King 1893-1 Riverside Menifee Comment
  UCR121341  Salvia apiana A. C. Sanders, Mark Elvin, , Vipul Joshi 2002-4-26 25030 Riverside The Badlands, west fork of Laborde Canyon near old rocket test facility 622 Comment
  POM70146  Salvia columbariae Marcus E. Jones 1906-4-20 s.n. Riverside Indio. Comment
  RSA649328  Salvia columbariae T. W. Niilus 1970-3-16 N 69 Riverside Collected 3mi NW of Alberhill. 396 Comment
  RSA770849  Salvia columbariae Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4939 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 823 Comment
  UCR162396  Salvia columbariae 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
  UCR162878  Salvia columbariae T. B. Salvato, Kelly Volansky 2003-3-27 124 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  UCR256802  Salvia columbariae T. B. Salvato, Thomas M. Sullivan Jr 2014-4-23 7866 Riverside Gavilan Hills, Southern CA Edison access road east of Lake Street, c. 1 mi north of Hwy 15 and Temescal Canyon 549 Comment
  UCR35340  Salvia columbariae L. B. Ziegler 1968-5-7 285 Riverside San Jacinto Mtns, near mouth of Bautista Canyon, foothills of San Jacinto Mtns. 612 Comment
  JOTR31088  Salvia dorrii var. pilosa La Doux, Tasha, T. Herskovits, B. Truesdell, M. Wheeler 2010-5-6 2350 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Cobble toe slopes at the base of Ryan Mountain, north end of Lost Horse Hills (Stop 3) Comment
  POM229037  Salvia eremostachya P. A. Munz 1937-5-30 15109 Riverside Dos Palmos Spring, north end of Santa Rosa Mountains. 1098 Comment
  RSA793461  Salvia greatae Duncan S. Bell, John Anderson, Keir Morse 2012-11-11 4373 Riverside Mecca Hills: upper branch of Hidden Spring Canyon, approximately 0.6 air mile southeast of Hidden Spring and 0.6 air mile south of The Grotto. 250 Comment
  RSA666647  Salvia mellifera A. C. Sanders, Kent Beaman 2002-5-10 25046 Riverside Santa Ana Mtns., Santa Rosa Plateau: hills west of the head of De Luz Creek, 0.4 mi south of Tenaja Rd. on west side of Calle Roble near Avenida Matorral. 671 Comment
  UCR241822  Salvia mellifera A. C. Sanders, Timothy W. Chumley 2013-4-2 40753 Riverside Peninsular Range, Temescal Canyon between Horsethief Canyon Rd. and Hostettler Rd., south of I-15 Fwy, SE of Corona (Lee) Lake 405 Comment
  POM159833  Salvia mohavensis E. C. Jaeger 1926-3-24 s.n. Riverside Eagle Mountains. Comment
  RSA0122708  Salvia vaseyi Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9056 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Agua Alta Canyon, approximately 3.5 air miles southeast of the summit of Martinez Mountain. 639 Comment
  RSA448916  Salvia vaseyi Anstruther Davidson 1903-5-3 s.n. Riverside Thermal. Comment
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Jun 8 2013
  RSA727067  Salvia vaseyi Jay Walker, R. C. Walker 3101 Riverside Ca. 6 miles NE of Pinyon Flats, along hwy 74, at mile marker 87.25 in the first pullout uphill from Vista Point. Comment
  RSA718575  Salvia vaseyi Michael Honer, L. Hulse 2004-4-3 1894 Riverside Nameless canyon appx. 1 mi. W of Pushawalla Cyn., leading up to MWD aqueduct. 488 Comment
  CAS-BOT-BC238851  Sambucus nigra subsp. caerulea A. M. Vollmer; L. Beane 1953-6-29 16 Riverside Oak Glen, San Bernardino Mountains Comment
  SD136865  Sambucus nigra subsp. caerulea Steve Boyd, Tim Ross 1992-5-5 7257 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area; Oak Flats along Serrano Spring drainage. 730 Comment
  SD232163  Sanicula bipinnatifida Scott D. White, Michael Honer 2003-4-2 8914 Riverside Temescal Canyon: Just west of I-15 freeway and northeast of Lawson Dr. 305 Comment
  SDSU13888  Sanicula tuberosa Michael G. Simpson, C. Luke, T. Sagar, S. Johnston, T. Duffy 2000-4-30 2090 Riverside Remote southeastern region of Santa Margarita Ecological Reserve (SDSU). 671 Comment
  UC907579  Sarcostemma hirtellum Mary L. Bowerman 1949-4-18 4303 Riverside 14.8 mi. e. of junction with Hwy. 99 U.S. Hwy. 70 (Indio to Blythe) (0.4 mi. e. of Cactus City garage, n. of hwy.) 502 Comment
  UCR29624  Saxifraga californica Don Emery 1983-3-25 s.n. Riverside Box Springs Mtns., E of Riverside. On the U.C. Reserve on the crest of the range, near the 'C'. 732 Comment
  CAS-BOT-BC243455  Schismus barbatus Ira L. Wiggins 1966-2-22 20463 Riverside Along Highway 60, 1.5 mi. SE of Garnet Hill Comment
  UC1547006  Schismus barbatus Leila M. Shultz, John S. Shultz 1985-4-17 8317 Riverside Chuckawalla Valley, along Wiley's Well Road Chuckawalla Valley; , Wiley's Well Road 121 Comment
  RSA651615  Schismus barbatus Marion P. Harthill 1971-3-19 27 Riverside Palm Desert. Comment
  POM19847  Schoenoplectus americanus Mary F. Spencer 1923-6-5 2253 Riverside Soboba Hot Springs, near San Jacinto. Alt. 1800 ft. 549 Comment
  UCR162627  Scirpus heterochaetus D. L. Koutnik, Ian Swift 1999-6-19 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, proposed conservation bank in Wilson Creek watershed, north of Aguanga, west of Cahuilla Rd., south of Wilson Valley Rd., east of Sage Rd. 671 Comment
  CAS-BOT-BC111018  Scirpus microcarpus H. M. Hall 1901-6-1 2289 Riverside Along water courses in the vicinity of Strawberry Valley, San Jacinto Mts. Comment
  CAS-BOT-BC111019  Scirpus microcarpus Earl W. Lathrop 1965-5-7 57156 Riverside 5 miles SW of Murrieta on the DeLuz road Comment
  RSA752879  Scirpus microcarpus Orlando Mistretta 2009-7-10 3999 Riverside Santa Ana River Canyon. Vicinity of Camp Round Meadow; 0.40 miles SE of junction of highway 38 and Jenks Lake Rd. 2027 Comment
  UCR89807  Scirpus microcarpus Scott D. White 1993-5-27 1416 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 490 Comment
  CLARK-A1703-90  Scirpus robustus Robin L. Kobaly 1972-5-17 RLK 720517 Riverside Riverside 243 Comment
  RSA740788  Scutellaria bolanderi subsp. austromontana Scott D. White, Justin M. Wood 2008-7-9 12414 Riverside San Jacinto Mountains: Johnson Meadow. 1415 Comment
  UCR35329  Scutellaria bolanderi subsp. austromontana L. B. Ziegler 1967-8-1 207 Riverside Peninsular Range; San Jacinto Mtns., Upper Herkey Creek area 1524 Comment
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Mar 18 2007
  LA55078  Scutellaria mexicana Elizabeth McClintock; 1936-4-11 sn Riverside Palms to Pines Highway Comment
  SD29583  Scutellaria siphocampyloides Darley F. Howe 1941-6-9 1111 Riverside San Jacinto Mountains. Comment
  UCSB33326  Scutellaria siphocampyloides Gliessman, Stephen 1968-7-18 Riverside along Saunders Road; 0.5 mile north of junction with Idyllwyld Road; San Jacinto Mountains 1600 Comment
  RSA586116  Scutellaria tuberosa D. L. Banks, Steve D. Boyd 1995-4-5 156 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove, W of the Dripping Springs Trail. 503 Comment
  UC1608219  Scutellaria tuberosa Steve Boyd 1992-4-14 6811 Riverside w edge of Oak Flats area (along Bluewater Trail from Verdugo Trail s to crest of ridge w side Bluewater Cyn.); Santa Ana Mountains, San Mateo Cyn Wildernessa Area 731 Comment
  UCR228856  Secale cereale A. C. Sanders, T. B. Salvato 2011-3-28 38822 Riverside Peninsular Range; Perris-Aguanga Basin Region, Menifee Valley, powerline corridor along McLaughlin Rd. west of Murrieta Rd., north of Sun City 439 Comment
  RSA700063  Selaginella bigelovii Scott D. White, Michael Honer 2003-4-25 9094 Riverside Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. West side of road, on alluvial fan adjacent steep east-facing mountain slope. 610 Comment
  UCR22081  Selaginella bigelovii Steve Boyd 1980-5-3 197 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 625 Comment
  CAS-BOT-BC363483  Senecio californicus C. L. Hitchcock 1966-3-16 24187 Riverside Hills about 5 miles n.e. of Aguanga Comment
  RSA525450  Senecio californicus Steve Boyd, David E. Bramlet 1990-4-29 4495 Riverside Lake Skinner County Park, SE base of Bachelor Mountain. Comment
  RSA0124178  Senecio flaccidus var. douglasii N. C. Cooper 1943-9-10 921 Riverside Banning. 610 Comment
  SEINET5584421  Senecio lemmonii Stephen Hale 2010-1 Riverside Along power line, adjacent to State Route 95 110 Comment
  SBBG8768  Senecio mohavensis H. and M. Dearing 1942-3-10 4827 Riverside Dos Palmas Cyn, near Palms to Pines Hwy Comment
  RSA612775  Senecio vulgaris D. L. Banks, Victor W. Steinmann 1997-3-13 1427 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
  UCR264229  Senegalia greggii A. C. Sanders, Jim Malusa 2015-9-10 41856 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
  UC1765226  Senna obtusifolia Les Ede 1989-8-19 Riverside S of Blythe in the Palo Verde Valley, ca. 1 mi N of the Imperial County line. Comment
  SEINET2042037 Image available Sesbania herbacea George Helmkamp, E. A. Helmkamp 2000-8-29 5984 Riverside Colorado Desert: S of Mecca, where Lincoln St. Crosses the Whitewater River. Ca. 0.5 mi from the Salton Sea. 67 Comment
  UCR59838  Sesbania herbacea George K. Helmkamp 1989-9-16 s.n. Riverside Sonoran (Colorado) Desert, W of Blythe, c. 0.5 mi. south of Hwy I-10 ['I-8'] , at Seeley Ave. [=16th Ave.] and Calif. Hwy 78 79 Comment
  RSA500195  Sesuvium verrucosum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3549 Riverside Vail Lake area, pond and freshwater marsh in Kolb Crk. just south of the lake. Comment
  UCR275529  Sesuvium verrucosum A. C. Sanders, Karen Kirtland 2016-9-23 42631 Riverside San Jacinto Valley, edge of Mystic Lake at duck hunting ponds below abandoned dairy south of Gilman Springs Rd. between Jack Rabbit Tr. and Eden Hot Springs Rd. 434 Comment
  UCR157947  Setaria adhaerens T. B. Salvato, A. C. Sanders 2005-5-17 932 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
  SEINET10594020  Setaria verticillata Salvato 2005-5-17 SALVATO 932 Riverside San Jacinto Mtn foothills: San Jacinto River E of Valle Vista, just downstream from the Forest Service boundary and N of CA Hwy 74 (Blackburn Canyon 7.5' Q. Old clearing on sandy alluvial terrace, riparian forest and wash woodland. 549 Comment
  RSA666999  Sidalcea malviflora A. C. Sanders, Steven R. Hill 2001-5-4 24143 Riverside Santa Ana Mountains region: W of Temecula, Santa Rosa Plateau area, Carancho Rd. at stream crossing (nameless tributary to De Luz Creek) just west of Camaron Rd., east of Calle Calmar. 396 Comment
  UCR50582  Sidalcea malviflora B. G. Pitzer, E. Misquez 1988-2-28 0630 Riverside Santa Ana Mtns, Walker Basin, southwest of Murrieta, Avenida Del Oro, 2 mi south of Rancho California Road 428 Comment
  CAS-BOT-BC109421  Sidotheca emarginata Peter H. Raven 1958-5-18 13002 Riverside Pinon Flats, San Jacinto Mountains. Comment
  UCR154607  Silene antirrhina A. C. Sanders, Mike Misenhelter 2005-6-15 31001 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
  UCR169638  Silene gallica John F. Green 2005-4-28 s.n. Riverside Peninsular Range; Southern Santa Ana Mtns., Santa Rosa Plateau, hills on the south