Search Results — 2000 specimen records retrieved (1884 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
  CSUSB1079  Abronia villosa Randy Salstrom 1966-2-27 Riverside 12 miles east of Indio, beside road between Indio and Blythe near Colorado River Aqueduct. 30 Comment
  RSA461030  Abronia villosa Geo. Cantwell 1935-4-10 s.n. Riverside Dos Palmas Springs, Salton Sea Comment
  RSA462259  Abronia villosa A. N. Dunn, A. Martin 1932-3-26 s.n. Riverside Coachella Comment
  RSA714961  Abronia villosa Sarah J. De Groot, J. Mark Porter 2006-3-14 5203 Riverside North foot of San Jacinto Mts, between Snow Creek Road and Highway 111. Stabilized sand dunes. 351 Comment
  UCR248478  Abronia villosa Duncan S. Bell 2012-4-5 3313 Riverside Sonoran (Colorado) Desert, 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; vicinity of the Desert Lily Sanctuary 160 Comment
  POM746  Abronia villosa var. aurita Jenkins, Steele 1917-5-30 1935 Riverside San Jacinto. Comment
Read comments
Mar 1 2014
  RSA461034  Abronia villosa var. aurita H. de Forest 1932-8-28 s.n. Riverside W side San Jacinto Valley. Comment
  UCR214550  Abronia villosa var. villosa A. C. Sanders 2010-3-15 37413 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
  UC303555  Abutilon theophrasti Gordon Surr Sep 1917 Riverside Citrus Experimental Station Riverside Comment
  CLARK-A1528-459  Acacia greggii Charlotte Stocks 1964-6-15 Riverside Rancho Mirage Comment
  CAS-BOT-BC30912  Acamptopappus sphaerocephalus P. A. Munz 1937-5-29 15151 Riverside Deep Canyon, Santa Rosa Mts. 1066 Comment
  CLARK-A1045-206  Acamptopappus sphaerocephalus George K. Helmkamp 1979-4-29 Riverside Windy Point Whitewater 7.5'Q Comment
  UCR100091  Acamptopappus sphaerocephalus R. G. Swinney 1967-2-19 43 Riverside San Jacinto Mtns/Colorado Desert, Snow Creek 335 Comment
  JEPS23587  Acamptopappus sphaerocephalus var. sphaerocephalus Peter H. Raven 1958-5-18 12996 Riverside 4.9 mi ne, along State Highway 74 Pinon Flats; San Jacinto Mountains Comment
  UC604854  Acamptopappus sphaerocephalus var. sphaerocephalus Roxana S. Ferris and Ruth P. Rossbach 1938-5-15 9539 Riverside 2 mi from Cottonwood Springs; Cottonwood Mts. Comment
  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
  UCR92599  Achillea millefolium F. M. Reed 1928-7-15 6055 Riverside San Jacinto Mtns, Strawberry Valley 1525 Comment
  UCD50446  Achnatherum hymenoides John Thomas Howell 1928-3-11 3428 Riverside 6 miles se. of Garnett Station, Colorado Desert, Riverside County. 152 Comment
  RSA0019788  Achnatherum parishii subsp. parishii April Garbat, Kristin Forgrave, Naomi Fraga, Tyler Schappe 2013-5-21 70 Riverside Canyon west of San Bernardino National Forest boundary (San Jacinto Ranger District), north over edge from road from Cranston Fire Facility (off Highway 74, aka Florida Ave). Orange Grove Canyon. 618 Comment
  RSA423488  Achyronychia cooperi P. A. Munz 1932-3-14 11999 Riverside Palm Springs. 91 Comment
  RSA516891  Achyronychia cooperi Steve Boyd, Orlando Mistretta 1986-3-13 1405 Riverside Palen Mountains: NE of Desert Center, jct of Parker Dam Rd & 'Palen Rd' (rd. going through pass between Palen and Granite Ranges). 183 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
  SDSU13378  Acmispon glaber var. brevialatus C. Matt Guilliams, Taxonomy of Cal. Native Plants- Bio 531 2000-4-29 Riverside Comment
  JOTR35516  Acmispon nevadensis var. nevadensis La Doux, Tasha, M. Harding, K. Callahan, D. Shade, M. Wheeler, T. Herskovits 2013-6-5 3199 Riverside Joshua Tree National Park. Little San Bernardino Mtns, lower Smithwater Canyon 1219 Comment
  SD37818  Acmispon strigosus Edith A. Purer 1935-4-21 6448 Riverside Mountains, east slope, along Pines to Palms Hwy Comment
  SD45471  Acmispon strigosus Robert L. Dressler 1949-5-8 831 Riverside San Jacinto Mountains, 2 miles north of Idyllwild 1676 Comment
  UCD128573  Acroptilon repens J. C. Roos 1951-10-24 5335 Riverside Between Arlington and Pedley. 228 Comment
  RSA543202  Adenostoma fasciculatum var. fasciculatum Steve D. Boyd 1991-3-17 5483 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  JEPS44780  Adenostoma sparsifolium Carl V. Meyer 1928-8-2 629 Riverside Chalk Hill Comment
  SEINET3077198 Image available Adenostoma sparsifolium Howard Scott Gentry 1974-8-26 23434 Riverside Mountain slope ca. 4 miles NE of Anza. 1372 Comment
  UCD112517  Adenostoma sparsifolium R. N. Raynor 1941-7-28 s.n. Riverside Highway 71 between Temecula and Aguanga. Comment
  UC914096  Adiantum capillus-veneris Rateaver 1944-1-12 17 Riverside Fern Canyon Palm Springs Comment
  SBBG87356  Agoseris retrorsa D. Charlton 1988-5-21 1917 Riverside Thomas Mtn Rd, W of Garner Valley and S of Lake Hemet on St Hwy 74 1676 Comment
  SEINET10509773  Agropyron subsecundum David B. Dunn 1946-8-17 Dunn 2677 Riverside Grass near stream at camp in taquitz valley, damp meadow area. San jacinto mts. 2438 Comment
  CLARK-A1528-1004  Agrostis exarata E. W. Lathrop 1959-5-29 Riverside Cleveland National Forest Comment
  UC1146111  Agrostis exarata E. K. Balls 1958-6-27 23301 Riverside between Santiago Peak and Indian Truck Trail; Santa Ana Mountains, along Main Divide 1371 Comment
  UC36983  Agrostis idahoensis H. M. Hall 1901-7 2476 Riverside shores Lake Surprise; San Jacinto Mountains, shores Lake Surprise 2499 Comment
  UCR187315  Agrostis idahoensis Naomi Fraga, Et al. 2006-7-11 1714 Riverside San Jacinto Mountains, Mount San Jacinto State Park, Hidden Lake 2652 Comment
  UCR27005  Agrostis pallens E. W. Lathrop 1966-5-29 6378 Riverside Peinsular Range; Santa Ana Mtns, Cleveland National Forest, Main Divide Truck Trail between El Carriso and Santiago Peak 1223 Comment
  RSA71929  Aliciella latifolia F. W. Peirson 1922-4-11 2871 Riverside Deep Canyon Region, north base of Santa Rosa Mountains Comment
  OBI8367  Aliciella latifolia subsp. latifolia Malcom McLeod, Dirk Walters, David Keil 1977-3-27 K 12055 Riverside Along Box Canyon Rd. ca. 17 mi. ENE of Mecca in Orocopia Mts. Rock walled canyon with very open stand of Cercidium, Dalea spinosa, Olneya, Larrea. Surrounding hillsides essentially unvegetated. 213 Comment
  RSA411802  Allenrolfea occidentalis H. de Forest 1924-4-14 s.n. Riverside Indio- Mecca flats Comment
  CAS-BOT-BC434480  Allionia incarnata Carl B. Wolf 1932-4-28 3073 Riverside Colorado Desert. Chuckwalla Valley. 20 mi. West of Blythe on the Mecca Road. 121 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
  RSA190622  Allium lacunosum var. davisiae L. B. Ziegler 1967-6-25 s.n. Riverside Kenworthy Ranger Station, south end of San Jacinto Mountains. 1616 Comment
  RSA0135523  Allium munzii David E. Bramlet 2017-4-13 5258 Riverside West base of Elsinore Peak. 5 miles south of the Ortega Highway, 210 ft. east of the South Main Divide Road, and 78 ft. north of the Elsinore Peak access road. Cleaveland National Forest. 1016 Comment
  RSA559944  Allium munzii Steve Boyd 1992-4-18 6905 Riverside Paloma Valley, between Sun City and Murrieta, E of Hwy I-215. Rolling Hills just SW of Jtn Briggs Rd and Scott Rd. Comment
  RSA770514  Allium munzii S. Mashayekhi, D. McLain 2010-4-21 SM 046 Riverside Alberhill, 0.3 miles north of Nicol St. Private land of Riverside Wildlife Conservation area. Comment
  RSA495445  Allium peninsulare Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-18 2973 Riverside Agua Tibia Mountains. Vail Lake area, Temecula Creek Canyon below Vail Lake dam. 418 Comment
Read comments
Mar 27 2011
  RSA367128  Allium praecox B. C. Templeton, C. B. Clokey, I. W. Clokey 1930-4-15 1484 Riverside North of Gavilan Peak. 550 Comment
  UC1929733  Allium praecox Scott D. White, Justin Wood 2008-3-25 11772 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon. Morgan Property, Alberhill area. Comment
  POM3528  Allophyllum glutinosum Jenkins, L. T. Street 1917-5-30 1948 Riverside San Jacinto Canyon. Comment
  CAS-BOT-BC170129  Alnus rhombifolia Lewis S. Rose 1938-2-1 38003 Riverside Whitewater 213 Comment
  UCR54451  Alnus rhombifolia A. C. Sanders, E. J. Lawlor 1988-10-22 8726 Riverside Santa Rosa Mtns, Pinyon Flats Area, along Horsethief Creek where the trail from the Dolomite Mine Crosses. 1100 Comment
  SD136292  Amaranthaceae Dylan T. Hannon 1993-5-6 177 Riverside Norco, ca. 3.0 miles west of Interstate 15, along north side of Santa Ana River, in manure fields. Comment
  UCR19182  Amaranthus palmeri John C. Roos 1965-9-28 s.n. Riverside San Jacinto Valley, Hemet 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-BC22601  Ambrosia dumosa S. Smith-White; A. Johnson 1963-4-12 63 -328 Riverside Joshua Tree National Monument: about 2 mi S of Entrance to Cottonwood Springs Campground Comment
  LA202893  Ambrosia dumosa Harlan Lewis; 1939-4-9 sn Riverside Indio Comment
  OBI17101  Ambrosia dumosa Tracey Call 1962-4-6 2115 Riverside 4 mi w of Desert Hot Springs at rd jctn Comment
  POM41494  Ambrosia dumosa Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA597463  Ambrosia dumosa L. C. Wheeler 1959-12-27 7644 Riverside Chuckwalla Mountains. White Cloud Mine. Comment
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Mar 3 2013
  RSA624016  Ambrosia dumosa Carol Roush 1963-4-9 9 Riverside Six miles south of Highway 111 on Highway 74; North-east foothills of the San Jacinto Mountains. 457 Comment
  RSA695719  Ambrosia dumosa Keith E. Hoffmaster 1933-4-13 s.n. Riverside Palm Springs. Comment
Read comments
Aug 27 2011
  UCR241286  Ambrosia dumosa Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 54 Riverside Sonoran (Colorado) Desert, near Joshua Tree National Park, Coachella Valley, Dillon Rd. 4.21 miles north of Hwy 10 in Indio 91 Comment
  UCR251788  Ambrosia dumosa Thomas R. Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 986 Riverside Southcentral Mojave Desert, Iron Mountains, on southwest side of mountains in drainage on either side of the road 419 Comment
  UCSB6546  Ambrosia dumosa Ralph, F. 1960-4-1 Riverside Whitewater Canyon, 1.6 miles north of U.S. Hwy 99; western edge of the Colorado Desert Comment
  SEINET6738614 Image available Ambrosia dumosa I. W. Clokey 1935-4-17 6729 Riverside Mecca-Shafer Wells Comment
  CLARK-A1528-5016  Ambrosia ilicifolia John C. Roos 1945-10-25 3147 Riverside Chuckwalla Mountains Comment
  CAS-BOT-BC273003  Ambrosia salsola Roxana S. Ferris 1918-6-17 1001 Riverside 5 miles east of Gruendikes Well, on Mecca - Blythe Rd. Comment
  CAS-BOT-BC273011  Ambrosia salsola John Thomas Howell 1928-1-28 3285 Riverside Thousand Palms, Colorado Desert Comment
  CAS-BOT-BC273016  Ambrosia salsola Roxana S. Ferris 1918-6-17 1001 Riverside 5 miles east of Gruendikes Well, on Mecca - Blythe Road Comment
  CAS-BOT-BC273038  Ambrosia salsola Geo. B. Grant 1906-5-1 609 -6736 Riverside Colorado Desert at Palm Springs Comment
  OBI16020  Ambrosia salsola Lewis S. Rose 1962-3-2 62013 Riverside La Quinta 3 Comment
  SD229060  Ambrosia salsola Dick Schwenkmeyer 2012-11-6 862 Riverside Palm Canyon, Ague Caliente Indian Reservation, 2.6 mi. south of the intersection of South Palm Canyon Drive and East Palm Canyon Drive, Palm Springs. 178 Comment
  RSA0067721  Ambrosia salsola var. salsola Cheryl Sevilla, Sarah J. De Groot 2015-3-18 42 Riverside Transverse Ranges; San Bernardino Mountains region: San Gorgornio Wilderness Area; off the Pacific Crest Trail about 1.1 air miles north of the Whitewater Preserve Ranger Station; on the plain west of the Whitewater River drainage. 738 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
  RSA160512  Amorpha californica J. D. Olmsted 1959-4-30 508 Riverside Near county line north of Hidden Ranch 100 yards NW of Rattlesnake rock on Black Star Canyon Road; 5 miles east of Irvine Reservoir. 732 Comment
  UC219586  Amorpha fruticosa P. A. Munz 1922-6-24 5790 Riverside Pipe Creek San Jacinto Mts., Hemet Valley 1402 Comment
  CAS-BOT-BC168085  Amsinckia intermedia A. C. Sanders; Guy Bruyea 2004-4-2 27406 Riverside San Jacinto Valley: Tres Cerritos, ca. 3 miles WNW of Hemet, east of the Lakeview Mtns., in central valley among the three peaks 518 Comment
  POM3931  Amsinckia intermedia I. M. Johnston 1918-5-30 876 Riverside Temecscal Canyon (near Lee Lake). 335 Comment
  UCR183173  Amsinckia intermedia Mitch Provance 2003-5-5 4414 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  UCR4103  Amsinckia intermedia Ronald M. Cope 1965-3-5 S.N. Riverside valley 0.5 mi west of where Gage Canal goes underground after having crossed Le Conte Drive Comment
  UCR103725  Amsinckia menziesii A. C. Sanders, G. Helmkamp 1997-3-15 19982 Riverside Lake Skinner area, NE shore of Skinner Lake, SE foot of Bachelor Mtn., NE slopes of a small hill 473 Comment
  UCR84587  Amsinckia menziesii Scott D. White, S. Ogg 1994-4-21 1969 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  UCR172614  Amsinckia retrorsa A. C. Sanders, John F. Green 2006-5-18 32370 Riverside Temecula/Murrieta Region, SE of Murrieta Hot Springs along San Diego Aqueduct and powerline route, south of intersection of Chandler and Suzi Rds. and south of Murrieta Hot Springs Rd., side canyon dropping toward Santa Gertrudis Creek, 1 mile SW of Skunk Hollow 366 Comment
  RSA0091471  Amsinckia tessellata Duncan S. Bell 2010-4-1 664 Riverside Arica Mountains: east side of the mountain range, west side of Rice Valley, near the lowest eastern drainage point for the Arica mountains; approximately 4.3 air miles southeast of the ghost town of Rice. 209 Comment
  RSA0121051  Amsinckia tessellata Duncan S. Bell, LeRoy Gross 2016-3-29 9113 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5 air miles southeast of the summit of Martinez Mountain. 686 Comment
  RSA0125286  Amsinckia tessellata Duncan S. Bell 2016-3-4 8791 Riverside Orocopia Mountains; northwestern corner of range; collecting in the Orocopia Mountains Wilderness area in an unnamed canyon approximately 3.75 air miles northwest of the summit of the range. 738 Comment
  RSA0048418  Amsonia brevifolia A. Lee Haines 1974-4-11 s.n. Riverside Cottonwood Basin. 932 Comment
  POM115619  Amsonia brevifolia var. tomentosa A. M. Alexander, Louise Kellogg 1941-5-23 2225 Riverside one-half mile north of cottonwood spring, Eagle mountains. 915 Comment
  RSA0104452  Amsonia tomentosa Duncan S. Bell, Sarah DeGroot, Cheryl Sevilla 2015-3-5 7761 Riverside Chuckwalla Mountains; a side canyon off of Irish Wash, approximately 1.5 air miles southwest of Aztec Well. 696 Comment
  CSUSB1819  Anagallis arvensis Deborah Sullivan 1973-7-17 Riverside Pedley, Riverside. 243 Comment
  RSA525325  Ancistrocarphus filagineus Steve Boyd, Andy Sanders, Mark Skinner 1990-4-28 4456 Riverside Vail Lake area, low, sedimentary hills to E of USFS Dripping Springs Campground along Arroyo Seco Crk, S of Hwy 79. 488 Comment
  POM263194  Andropogon glomeratus J. C. Roos 1938-12-29 322 Riverside Palm Canyon. Comment
Read comments
Apr 3 2011
  UCR111724  Anemone tuberosa L. C. Wheeler 1953-3-31 7042 Riverside Sonoran (Colorado) Desert, Riverside Mountains, near Mountaineer Mine 313 Comment
  RSA191453  Anemopsis californica E. W. Lathrop, R. F. Thorne 1967-9-26 6637 Riverside 6 miles NW of Murrieta. Comment
  UC4897  Anemopsis californica Geo. F. Reinhardt June, 1897 Riverside San Jacinto Valley; Southern California, San Jacinto Valley Comment
  UCR60547  Anemopsis californica R. F. Thorne 1973-5-23 43878 Riverside Santa Rosa Plateau, north side of Mesa de Colorado 610 Comment
  RSA761266  Angelica Shawn Krosnick, Naomi Fraga, Lucinda A. McDade 2010-8-14 665 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  POM48875  Angelica tomentosa P. A. Munz, I. M. Johnston 1924-7-26 8708 Riverside common on north slopes, 8 mi. S of Banning. 1372 Comment
  RSA517745  Anisocoma acaulis Donald G. Nelson 1936-5-21 378 Riverside Slopes just N of meadow in valley just E of Hurkey Creek Camp area, East of Lake Hemet, and N of Mt. Thomas. In San Jacinto Mtns. Comment
  UCR201492  Anisocoma acaulis Scott D. White, Justin M. Wood 2008-5-15 11964 Riverside San Jacinto Mountains, Garner Valley, northwest of Fobes Ranch Road and northeast of Hwy 74, valley bottom 1357 Comment
  UC130486  Antennaria rosea Mrs. C. M. Wilder 1909-7-13 Riverside Tahquitz Valley San Jacinto Mts., Tahquitz Valley Comment
  UC146535  Antennaria rosea H. M. Hall 1901-7-1 2401 Riverside San Jacinto Mountains 2834 Comment
  RSA747964  Anthemis cotula Justin M. Wood 2009-5-15 713 Riverside Romoland, 1/4 mile S of Ethanac Rd, between San Jacinto Rd and Palomar Rd, just S of railroad tracks. 442 Comment
  UCR174960  Anthemis cotula Teresa Nieto 2005-5-26 53 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  UCR77709  Anthriscus caucalis Steve Boyd 1991-5-10 6214 Riverside Santa Ana Mtns, Base of range just north of mouth of Hagador Canyon, bottom Skyline Drive 459 Comment
  RSA1552  Antirrhinum coulterianum J. T. Howell 1928-7-9 1075 Riverside San Juan Canyon road, Elsinore Mts. Comment
  UCR233157A  Antirrhinum filipes Jim Andre, Glenn L. Clifton 2011-2-22 17455 Riverside Mecca Hills, along Box Canyon Road, 10.3 mi northeast of town of Mecca 219 Comment
  UC672560  Antirrhinum kelloggii Herbert L. Mason 1926-5-2 3198 Riverside Temecula Valley Comment
  UCR133652  Antirrhinum kelloggii Michael D. Wilcox 2003-5-13 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  RSA586500  Apiastrum angustifolium D. L. Banks, S. D. Boyd 1995-5-9 331 Riverside NW Palomar Mountains; Agua Tibia Mountains; N of the Cleveland National Forest and the Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. 732 Comment
  UCR19389  Apiastrum angustifolium C. S. Papp 1960-5-17 21 Riverside Elsinore Comment
  JEPS16038  Apium graveolens H. M. Hall May 17 1901-June 1, 1901 Riverside Riverside, Journey from Riverside to Santa Rosa Peak and Palomar, Southern California Riverside Comment
  UCR3736B  Aquilegia formosa Frank C. Vasek 1964-7-25 640725- 14 Riverside San Jacinto Mountains, Dark Canyon near Wet Canyon Campground Comment
  RSA0126335  Arabis glaucovalvula C. L. Hitchcock 1932-4-8 12218 Riverside 1 mile west of Cottonwood Springs. Comment
  RSA0037318  Arabis holboellii John F. Emmel 1993-5-30 1262 Riverside San Jacinto Mts.; along Pacific Crest Trail 0.3-0.6 mile SE of Fobes Saddle. 1859 Comment
  UCR162394  Arabis sparsiflora S. J. Myers, John Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1220 Comment
  CDA5527  Araujia sericifera P. Arnaud 1958-6-21 626 -58 Riverside Riverside. 0 Comment
  UC6052  Arceuthobium campylopodum H. M. Hall Aug. 1901 2616 Riverside s side San Jacinto Mtns 1645 Comment
  RSA0040386  Arctostaphylos Scott D. White 1996-8-16 4482 Riverside Idyllwild area, SW of Pine Cove & west of Bear Trap Cyn, in watershed above Alvin Meadows (tributary to Toll Rd Cyn) 1707 Comment
  RSA629347  Arctostaphylos glandulosa Jon E. Keeley 1992-11-11 22545 Riverside Hwy 74, 25 km east of Hwy 79 Junction in Hemit. 1220 Comment
Read comments
Apr 20 2013
  RSA629406  Arctostaphylos glandulosa Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19500 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  RSA629376  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-7-17 16858 Riverside Hwy 243, 39-40 km north of Idyllwild. 1375 Comment
  RSA23617  Arctostaphylos glauca C. B. Wolf, Percy C. Everett 1939-9-29 9454 Riverside San Jacinto Range; Dos Palmos Spring, below Pinyon Flat. 1067 Comment
  RSA631746  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19261 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631761  Arctostaphylos glauca Jon E. Keeley 1992-4-17 15069 Riverside End of Woodchuck Road, Woodchuck Resort. 2 km south of Highway 79. 670 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
  RSA631799  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19570 Riverside Highway 79, 4 km west of Aguanga. 660 Comment
  RSA632644  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16578 Riverside Red Mountain Road/Stanley Road, 11.7 km east of R3 on Stanley Road. 975 Comment
  RSA5600  Arctostaphylos glauca var. eremicola C. B. Wolf 1932-10-12 4294 Riverside Above Pinyon Well, Little San Bernardino Mts. 1220 Comment
  POM367327  Arctostaphylos glauca var. glauca C. B. Wolf 1942-2-11 2649 Riverside Santa Ana Mountains, Hidden Canyon, 5mi. W. of Corona, base of Skyline Drive. 405 Comment
  HSC101788  Arctostaphylos parryana J. P. Smith, J. O. Sawyer, R. J. Cole 2011-6-9 13205 Riverside Along State Route 74 1558 Comment
  RSA633569  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16673 Riverside Road to Santa Rosa Mountain (7S02), 9.3 km south of Highway 74. 1990 Comment
  RSA633591  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22527 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633702  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16672 Riverside Road to Santa Rosa Mountain (7S02), 9.3 km south of Highway 74. 1990 Comment
  RSA633729  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16615 Riverside Road to Santa Rosa Mountain, (7S02), 1.8 km south of Highway 74. 1560 Comment
  RSA633733  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21751 Riverside Dirt road to Santa Rosa Mountain, 1.8 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1605 Comment
  RSA633755  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-17 16708 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  RSA635594  Arctostaphylos peninsularis subsp. peninsularis Jon E. Keeley 1992-7-17 16764 Riverside Rd. to Thomas Mtn. (5S15), 4.3 km north of Toolbox Spring. San Jacinto Mtns. 1920 Comment
  RSA125854  Arctostaphylos pringlei subsp. drupacea E. K. Balls, Percy C. Everett 1957-11-6 22795 Riverside Idyllwild to Banning. 1768 Comment
  RSA748159  Arctostaphylos pringlei subsp. drupacea K. M. Meyer, A. Townesmith, T. Scott 2007-3-16 15 Riverside San Bernardino National Forest. Next to Lake Fulmor, 17 miles S on Hwy 243 (off I-10). 1632 Comment
  SBBG5417  Arctostaphylos pringlei subsp. drupacea H. and M. Dearing 1937-11-27 1283 Riverside Santa Rosa Mtn Comment
  RSA635781  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16530 Riverside Red Mountain Road, 5 km east of R3. 1000 Comment
  UCR23648  Arctostaphylos pungens John C. Roos 1943-5-23 2652 Riverside S Mojave Desert, Little San Bernardino Mtns 1524 Comment
  RSA636003  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19550 Riverside Carancho Rd., W. of Temecula. 440 Comment
  RSA636032  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19535 Riverside West of Temecula, off Carancho Rd., 2.3 km west of Via Volcano, eastern Santa Margarita Mtns. 430 Comment
  POM410  Argemone munita subsp. munita L. T. Street, M. Durant 1918-5-12 s.n. Riverside San Jacinto Comment
  CAS-BOT-BC137651  Aristida adscensionis Ira L. Wiggins 1941-3-27 9676 Riverside South end of Coxcomb Mountains 8 miles northeast of Desert Center. Comment
  CAS-BOT-BC137656  Aristida adscensionis Carl B. Wolf 1932-4-29 3092 Riverside Eastern Colorado Desert. West edge of Maria Mountains 17 miles from Blythe on Rice Road. 152 Comment
  JEPS68439  Aristida adscensionis W. L. Jepson 1928-4-25 12585 a Riverside Cottonwood Spring Colorado Desert, Eagle Mts. 731 Comment
  UCSB45528  Aristida purpurea Roos, John 1951-10-19 Riverside Badlands and Old Jackrabbit trail 609 Comment
  RSA777401  Aristida purpurea var. fendleriana Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 834 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' Old mine access road. 534 Comment
  UCD56525  Aristida purpurea var. wrightii A. A. Beetle 1942-4-22 3184 Riverside Rt. 60 near Desert Center. Comment
  UCR41593  Aristida purpurea var. wrightii A. C. Sanders, B. Pitzer, D. Charlton, J. Kniffen, R. Kniffen 1986-3-3 6128 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  IRVC474  Artemisia californica R. H. Whittaker, W. A. Niering 1963-5-29 SJ 60 61 Riverside San Jacinto Mtns: San Jacinto Valley 564 Comment
  RSA561511  Artemisia douglasiana Steve Boyd, Timothy S. Ross, David E. Bramlet 1992-9-9 7662 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confuluence of Los Alamos Creek., Up the San Mateo Trail north to Potrero de la Cienega. 396 Comment
  IRVC494  Artemisia dracunculus R. H. Whittaker, W. A. Niering 1963-6-9 SJ 372 Riverside Above saw mill. Peninsular Ranges, Santa Rosa Mountains 1936 Comment
  POM319663  Artemisia dracunculus Patricia Wilder 1970-10-15 4802 Riverside Prado Dam on bank at east end of dam in Prado Flood Plain Control Basin. 183 Comment
  UCD129239  Artemisia dracunculus Steve Myers 1988-6-30 s.n. Riverside Murrieta area, between Highway I-15 and Jackson Street, around 0.5 mile southeast of Inland Valley Medical Center, near Clinton Keith Road. Comment
  SEINET10723671  Artemisia ludoviciana David B. Dunn 1946-8-17 Dunn 2701 Riverside On trail to Taquitz from Taquitz Valley campground. On dry hillside among bracken ferns. Comment
  JOTR33674  Artemisia ludoviciana subsp. incompta La Doux, Tasha 2003-9-24 1589 Riverside Joshua Tree National Park. Little San Bernardino Mtns; southern Wonderland of Rocks, along trail to Barker Dam 1296 Comment
  RSA772063  Arundo donax Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4469 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 W116.64308 487 Comment
  SJSU5188  Asclepias albicans L. M. Stotelmyre 1970-3-23 49 Riverside Coxcomb Mts, eastern Riverside County. Comment
  UC1951126  Asclepias asperula Scott D. White, Justin Wood 2009-5-22 12894 Riverside SAN JACINTO MOUNTAINS: Quinn Flat Meadow. USGS Idyllwild 7.5' Quad. Comment
  RSA401650B  Asclepias californica Gale Sphon 1959-5-2 326 Riverside Horsetheif Canyon, Elsinore Mountains. Comment
  RSA401230  Asclepias erosa J. S. Stubblefield 1934-9-12 s.n. Riverside Between Desert Center & Blythe. 106 Comment
  SEINET3004921  Asclepias subulata G. Rink 2010-10-3 10339 Riverside Plains east of the McCoy Mtns., north of Blythe 152 Comment
  UCR180152  Asclepias subulata Scott D. White, Pam Devries 2006-3-14 11245 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
  UCSB11461  Asclepias subulata Dearing, Hugh; Dearing, Margaret 1940-11-10 Riverside 1000 Palm Canyon, Colorado Desert Comment
  SEINET10637411  Asclepias subulata Mckelvey 1935-12-24 MCKELVEY 5045 Riverside Foothills of the mountains about La Quinta Comment
  SDSU13956  Aspidotis californica Michael G. Simpson, C. Luke, T. Sagar, S. Johnston, T. Duffy 2000-4-30 2089 Riverside Remote southeastern region of Santa Margarita Ecological Reserve (SDSU). 671 Comment
  RSA690948  Aster ascendens Scott D. White 2003-10-9 9820 -B Riverside Pine Cove area. Dutch Flat. 1753 Comment
  UCR18624  Aster bernardinus John C. Roos 1951-10-19 5323 Riverside San Timoteo Canyon, El Casco 612 Comment
  CLARK-A1528-1616  Aster spinosus John C. Roos 1965-7-5 Riverside Blythe Comment
  POM179154  Astragalus acutirostris A. M. Alexander, Louise Kellogg 1941-5-6 2126 Riverside 13 miles southwest of 29 Palms, Joshua Tree National Monument. 1372 Comment
  UCR198167  Astragalus aridus Michael Honer, Dave Silverman 2005-3-18 2101 Riverside Sonoran (Colorado) Desert, Palen Valley, c. 3 mi due east of Desert Center Airport 134 Comment
  CLARK-A1528-2736  Astragalus didymocarpus var. dispermus John C. Roos 1949-3-19 4113 Riverside Comment
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Dec 13 2018
  UC68630  Astragalus didymocarpus var. dispermus H. M. Hall Apr., 1905 5763 Riverside Palm Springs , Palm Springs (Colorado Desert) 152 Comment
  RSA0009602  Astragalus didymocarpus var. dispermus Marcus E. Jones 1926-2-16 s.n Riverside Near Shaver's Well, near Mecca, Colorado Desert. Comment
  UC13326  Astragalus filipes H. M. Hall 1899-5-26 1182 Riverside Hemet Valley , Hemet Valley (San Jacinto Mountains) 1371 Comment
  CAS-BOT-BC257175  Astragalus gambelianus Duncan S. Bell; Joy England 2010-5-17 1007 Riverside Peninsular Ranges; San Jacinto Mountains region: San Bernardino National Forest: Rouse Ridge, approximately 3 air miles southeast of junction of Highway 74 and forest service road 5S15 1045 Comment
  CHSC108878  Astragalus gambelianus Duncan S. Bell; Joy England 2010-5-17 1007 Riverside Peninsular Ranges; San Jacinto Mountains region: San Bernardino National Forest: Rouse Ridge, approximately 3 air miles southeast of junction of Highway 74 and forest service road 5S15. In an open sunny flat. 1045 Comment
  RSA781247  Astragalus insularis var. harwoodii A. C. Sanders 2010-3-15 37394 Riverside 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 134 Comment
  UC1929755  Astragalus lentiginosus var. coachellae Scott D. White 2001-4-18 8367 Riverside COACHELLA VALLEY: Palm Springs. Northeast corner of 30th Ave. and Devall St. Comment
  UCR85277  Astragalus lentiginosus var. fremontii Bern Schwenn 1991-5-21 s.n. Riverside Southern Mojave / Colorado Desert, Joshua Tree National Monument [now J.T.N. Park], Lost Horse Valley, east of Ryan Campground along California Riding and Hiking Trail. 1329 Comment
  JOTR30255  Astragalus nuttallianus var. imperfectus Leary, C. and Leary, Pat 1979-5-6 3027 Riverside Joshua Tree National Park. ca. 1.0 airmiles S.E. of Quail Mtn, Joshua Tree N.M., T2S R7E sec 14 Comment
  JOTR16679  Astragalus palmeri Walters, Jim 1967-4-11 s.n. Riverside Joshua Tree National Park. COVINGTON FLATS 1645 Comment
  RSA608371  Astragalus pomonensis L. C. Wheeler 1930-4-16 s.n Riverside San Jacinto. Comment
  RSA6116  Astragalus pomonensis C. B. Wolf 1932-5-25 3697 Riverside 1.5 mi SW of summit of Moreno Grade, Bad Lands SW of Beaumont 549 Comment
  SEINET5540495  Astragalus pomonensis H. S. Gentry 1954-1 14253 Riverside Dripping Springs, along Route 79. Comment
  UCR109561  Astragalus pomonensis R. D. Goeden, Don W. Ricker 1965-6-10 s.n. Riverside Temecula Valley, tributary of Temecula River, near Oak Mtn. 457 Comment
  UCR117404  Astragalus pomonensis A. C. Sanders, Carolyn Washburn 2001-5-10 24230 Riverside Perris-Aguanga Basin region, foot of North Domenigoni Hills at south end of Warren Rd., 3 mi. SE of Winchester 457 Comment
  UC219066  Astragalus purshii var. tinctus P. A. Munz 1922-6-28 5872 Riverside ridge w Toro Peak; Santa Rosa Mts., w of Toro Peak 2286 Comment
  RSA415763  Astragalus trichopodus Elizabeth Tisdale 1931-6-19 20344 Riverside Chino Hills border. Santa Ana Valley. Comment
  POM1738  Astragalus trichopodus var. lonchus L. T. Street 1917-5-15 s.n Riverside Elsinore. Comment
  SEINET10486810  Astragalus vaseyi L. Rose 1935-12-23 Rose 35700 Riverside San jacinto mts. 22 Mi s of cathedral city. Desert slopes. 914 Comment
  UCR234287  Athysanus pusillus A. C. Sanders, John F. Green 2012-3-26 40001 Riverside Peninsular Range; Santa Ana Mtns. Area, Temescal Canyon, mouth of a small canyon between Horsethief Canyon and I-15 Fwy crossing of Temescal Wash, west of Hostettler Rd. 369 Comment
  UCR98063  Athysanus pusillus A. C. Sanders 1997-3-1 19732 Riverside Box Springs Mountains, Pigeon Pass, canyon below Regulus Road, 0.6 mi. west of Pigeon Pass Road., 0.4 mi. east of Bench Mark 'Table' (2559 ft). 610 Comment
  RSA23225  Atrichoseris platyphylla Ernest Braunton 1940-4-3 2017 Riverside Berdoo Canyon, 10 mi. E. of Indio 304 Comment
  UCR130124  Atrichoseris platyphylla Scott D. White 2001-4-3 8223 Riverside Sonoran (Colorado) Desert, Shavers Valley, near the I-10 Freeway, c. 15 miles east of Indio junction of I-10 and Calif. SR 111, adjacent to powerline access roads at unnamed freeway exit accessing pump station 473 Comment
  CAS-BOT-BC170200  Atriplex canescens subsp. canescens K. Larson 1976-9-30 60062 B Riverside So. of Big Maria Mountains N. of Blythe 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
  POM278955  Atriplex canescens var. linearis Grant D. Brown 1951-3-28 615 Riverside Date Palm Beach Comment
  RSA532568  Atriplex coronata var. notatior D. E. Bramlet, P. Gordon-Reedy 1991-5-8 2125 Riverside Some 8.2 km. southwest of Hemet, aproximatly 10 m. east of California Road, just northeast of the junction of California and Marvin Hull Road., The population is approximatly 50m. north of the AT&SF railroad tracks and 300m. west of the MWD canal. 498 Comment
  UCR55657  Atriplex coronata var. notatior L. F. LaPre, Jack Easton 1988-7-10 s.n. Riverside Perris-Aguanga Basin Region, San Jacinto River, 1 mi east of Perris [near Case Rd.] 427 Comment
  SEINET6092079  Atriplex elegans Unknown 17073 Riverside Idyllwild Area. Strawberry Creek between crossing at Circle Drive and Humber Park. Comment
  UC68841  Atriplex elegans H. M. Hall 1905-4-17 5924 Riverside near Colorado River (Colorado Desert, Palo Verde Valley); Colorado Desert, nr Colorado River, Palo Verde Valley 91 Comment
  SEINET7248313  Atriplex hymenelytra Duncan S. Bell, Deidre Conocchioli 2014-1 2646 Riverside Orocopia Mountains; southern section of range; Gucci Spring. 416 Comment
  CAS-BOT-BC169293  Atriplex lentiformis John Thomas Howell 1928-11-4 4082 Riverside 3 miles nw of Mecca on road to Indio, Coachella Valley Comment
  UC1519870  Atriplex muelleri J. C. Roos 1965-10-17 Riverside on the roadside 20 mi w Blythe; w of Blythe Comment
  SEINET4135539  Atriplex polycarpa Howard C. Stutz 1988-1-14 94543 Riverside Near Salton Sea, Riverside County Line, Ave. 86.; 0 Comment
  RSA557317  Atriplex rosea Julie Greene, Steve Boyd, D. E. Bramlet, H. Flores, H. Ochoterana 1993-7-9 1427 Riverside San Jacinto Wildlife Area: South of visitor center, by waterfoul kiosk, east of Davis Rd. 433 Comment
  UCR261193  Atriplex serenana var. serenana A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-5-18 41717 Riverside Esinore, SE quarter of large vacant lot between Hwy 74 and Enterprise Way, a short distance NE of the drain from Lk. Elsinore to Temescal Canyon, S of the end of Enterprise and W of the end of Pasadena St. 387 Comment
  SDSU13514  Avena barbata W. Miller 1972-7-5 Riverside Comment
  RSA385393  Avena fatua N. C. Cooper 1947-4-5 2107 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  POM9853  Ayenia compacta E. C. Jaeger 1921-11-29 s.n. Riverside Tahquitz Canyon. 305 Comment
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Apr 30 2011
  RSA741420  Azolla filiculoides Justin M. Wood 2008-12-2 257 Riverside City of Temecula, Murrieta Creek, downstream of 1st street bridge. 290 Comment
  CAS-BOT-BC98777  Baccharis brachyphylla John C. Roos 1950-12-2 5028 Riverside Monson Canyon, Eagle Mts. 1066 Comment
  CAS-BOT-BC98786  Baccharis brachyphylla Edmund C. Jaeger 1938-11-10 s.n. Riverside South base of Chuckwalla Mts. 274 Comment
  SD247312  Baccharis brachyphylla Andy Sanders 2015-9-11 41870 Riverside Sonoran (Colorado) Desert: Bradshaw Trail at border of Chocolate Mountains Aerial Gunnery Range, 2.25 miles east of Gasline Road. 646 Comment
  POM320337  Baccharis emoryi Patricia Wilder 1971-11-11 5304 Riverside Along Santa Ana River, north of Jurupa Ave., opposite Sheppard Street at crossing of the Union Pacific Railroad. 229 Comment
  RSA652566  Baccharis emoryi Marion P. Harthill 1973-2-25 s.n. Riverside 8 miles N. of Elsinore Comment
  CLARK-A1528-1638  Baccharis glutinosa John C. Roos 1951-10-24 5346 Riverside Santa Ana River 259 Comment
  CDA23778  Baccharis pilularis Mike Lahti 2008-10-21 PDR# 1509236 Riverside Temecula, 46062 Vista Del Mar, X Los Gatos. 0 Comment
  RSA192011  Baccharis salicifolia E. W. Lathrop 1959-4-1 4379 b Riverside 18 mi SW of Elsinore & Tenaja Guard Station, Cleveland Natl Forest, Tenaja Cyn. Comment
  UCR139038  Baccharis salicifolia D. L. Banks, V. W. Steinmann 1997-3-13 1426 Riverside NW Palomar Mtns, Agua Tibia Mtns: Redhawk Housing Development, north of the Pechanga Indian Reservation in the hills south of the intersection of Marge Place and Tehachapi Pass (S of Redhawk Parkway) 378 Comment
  RSA93199  Baccharis salicifolia F. W. Peirson 1918-03 2231 Riverside Whitewater at head of Coachella Valley. Comment
  UC30368  Baccharis salicifolia subsp. salicifolia E. L. Koethern 1897-10-20 Riverside west Riverside Comment
  CAS-BOT-BC106626  Baccharis salicina J. Ewan 1931-10-3 5216 Riverside River bottom flat, Santa Ana River, 4 mi. N.W. of Corona Comment
  SEINET2045190 Image available Baccharis sarothroides B. Pitzer 1996-11-11 2931 Riverside Orocopia Mountains: Salt Creek Wash, at intersection w/SR211, 4 rd. mi. S of Bob's Cabin. Hayfield 15'USGS Quad.:T7s,R14ESW/4, S7 274 Comment
  UCR140878  Baccharis sarothroides Chris E. True, Laurel Salzman 2004-8-20 s.n. Riverside San Jacinto Mtns., c. 1 km south of Twin Pines Ranch on USFS Rd 3S08, between Azalea and Twin Pines Creeks 1157 Comment
  RSA696129  Baccharis sergiloides A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24601 Riverside Mojave Desert, Little San Bernardino Mtns.: Stubbe Spring, Joshua Tree National Park, 4.35 mi. (airline) SW from park road in Lost Horse Valley 1341 Comment
  CDA37810  Bacopa monnieri CDFA Staff 1983-1-23 s.n. Riverside Desert Island Country Club, northeast of Rancho Mirage. 0 Comment
  UCR94918  Bahia absinthifolia D. L. Koutnik 1996-7-19 s.n. Riverside Riverside, Univ. of Calif., Riverside, UCR Botanical Garden 854 Comment
  RSA442012  Bahiopsis parishii Christopher Davidson, B. Gustafson 1977-4-7 5576 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
  UC1035183  Baileya pauciradiata John Ingram, Howard Arnott and Francia Chisaki 1955-4-18 631 Riverside 5.6 mi se of turn-off to 1000 Palms on Hwy 60 Comment
  UCR275528  Bassia hyssopifolia A. C. Sanders, Karen Kirtland 2016-9-23 42627 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
  RSA296176  Bebbia juncea B. A. Prigge 1980-8-5 3856 Riverside Whitewater Canyon, 0.5 miles N of trout farm 701 Comment
  RSA516869  Bebbia juncea Steve Boyd, Thomas S. Elias, B. Roy, S. Meury, S. Zona 1986-3-5 1342 Riverside Mecca Hills: Box Canyon, along Hwy 195 Comment
  RSA668338  Bebbia juncea Carol R. Annable, Lee Barron 1995-3-11 2266 Riverside Cactus City rest stop on I-10. Comment
  UC1929904  Bebbia juncea Scott D. White, Angelia Carey 2004-7-2 10563 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. San Jacinto 7.5' Quad. Comment
  HSC5183  Bebbia juncea var. aspera C. L. Hitchcock 1966-3-16 24212 Riverside Along Palms to Pines Hwy., 4 mi. S of Palm Desert 610 Comment
  SDSU13510  Bebbia juncea var. aspera W. Miller with C. Mosse 1972-8-9 Riverside Comment
  CLARK-A1528-315  Berberis dictyota Margaret, Lee Dean 1965-4-5 Riverside Bernasconi Hills 487 Comment
  UC1563046  Berberis nevinii Steve Boyd, Tim Ross, and Laurel Arnseth 1989-4-2 3224 Riverside sandstone ridge between Kolb Creek and Temecula Creek (forming peninsula at sw end of lake); Vail Lake Comment
  UCR67353  Berberis nevinii Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla 1990-4-3 4074 Riverside Peninsular Range, Vail Lake Area, E flank of Oak Mtn, just south of E summit. 701 Comment
  POM172733  Bernardia incana M. French Gilman 1930-4-6 9 Riverside [Monsen] Canyon, Eagle Mts. Comment
  POM183989  Bernardia incana P. A. Munz 1932-10-16 12850 Riverside Santa Rosa Mountains, Deep Canyon Road. Comment
  UCR114010  Bidens frondosa Mitch Provance 2000-6-24 2052 Riverside Riverside, Santa Ana River Wash, between the Market Street bridge and the 60 Fwy 244 Comment
  UCR16045  Bloomeria crocea var. crocea Steve Kulju 1974-5-16 s.n. Riverside Santa Ana Mtns/Santa Rosa Plateau, Tenja Rd. near Murrieta, 9.5 mi SW of Washington Ave 549 Comment
  UCR17050  Bloomeria crocea var. crocea D. H. Wilken 1965-6-29 360 Riverside San Jacinto Mtns, Strawberry Meadows, near Idyllwild 1555 Comment
  CAS-BOT-BC16089  Boechera californica Mary F. Spencer 1919-6-25 1224 Riverside San Jacinto Mountain. 1645 Comment
  LA204233  Boechera xylopoda Flora Murray Scott; April 1928 sn Riverside Whitewater 1828 Comment
  RSA0123112  Boerhavia coccinea Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9019 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Agua Alta Canyon, approximately 3.5 air miles southeast of the summit of Martinez Mountain. 639 Comment
  SEINET7249041  Boerhavia erecta var. intermedia Andrew C. Sanders, T. B. Salvato 2012-1 Riverside Comment
  RSA518302  Boerhavia intermedia A. C. Sanders 1989-9-19 9511 Riverside Chocolate Mtns Aerial Gunnery Range, 1.75 km S of Tabaseca Tank, along the wash above ''Tabaseca Target. 680 Comment
  UCR264242  Boerhavia triquetra var. intermedia A. C. Sanders, Jim Malusa 2015-9-10 41849 Riverside Sonoran (Colorado) Desert, Salt Creek Canyon, along Summit Road c. 1.5 miles above mouth of Red Canyon, edge of Chocolate Mountains Aerial Gunnery Range 433 Comment
  JOTR32619  Boerhavia wrightii La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1628 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  UC489262  Bolboschoenus maritimus C. V. Meyer 1928-8-2 626 Riverside Temecula Comment
  UCR103786  Bolboschoenus maritimus subsp. paludosus Scott D. White 1994-10-17 2466 .2 Riverside Temecula Valley, Murrieta Creek channel, downstream from confluence with Santa Gertrudis Creek, south of bridge at Winchester, north of Long Valley Road. 305 Comment
  RSA385911  Bouteloua aristidoides F. R. Fosberg 1932-3-13 8073 Riverside Thousand Palms Canyon, Coachella Valley. Comment
  SACT000426  Bouteloua aristidoides Marcus Jones 1929-9-16 Riverside Comment
  JOTR32609  Bouteloua barbata var. barbata La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2673 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  RSA394244  Brandegea bigelovii M. B. Dunkle 1935-4-17 4564 Riverside W. of Wiley Well. Colorado Desert. Comment
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Dec 14 2011
  RSA55094  Brandegea bigelovii R. H. Peebles 1930-4-6 121 Riverside Shavers Well. Comment
  RSA789361  Brandegea bigelovii Aaron C. Sedgwick, David Fraker 2012-3-28 35 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  UCR213273  Brandegea bigelovii A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37435 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, lower part of wash c. 2.5-3 mi. NW of Blythe Airport, above Black Creek Rd. 171 Comment
  POM90998  Brandegea bigelovii E. C. Jaeger 1925-12-20 s.n. Riverside Fish traps. 3 Comment
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Feb 3 2011
  UCR267878  Brassica kaber D. E. Bramlet 2006-5-25 4005 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, Nuevo area, east of the San Jacinto River channel and south of Nuevo Rd., west of Pico Ave. 433 Comment
  RSA0045290  Brassica nigra Margaret Murphy 1983-5-21 0037 -D 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
  CAS-BOT-BC36847  Brassica tournefortii Lewis S. Rose 1962-3-2 62006 Riverside La Quinta. 3 Comment
  JOTR32168  Brassica tournefortii La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2320 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Large sandy canyon with braided wash that feeds southwest into Wilson Canyon (Stop 7) 902 Comment
  RSA758326  Brassica tournefortii Doug Goldman 2005-3-3 3032 Riverside Box Canyon, along the west side of Box Canyon Road, around 10 miles southwest of the intersection with Interstate 10 and around 0.7 miles southeast of Blake Hill 268 Comment
  RSA776350  Brassica tournefortii Duncan S. Bell 2010-3-20 618 Riverside Riverside Mountains; in the vicinity of Calzona Mine; approximately 2 air miles northeast of Riverside Mountain Peak. 232 Comment
  CAS-BOT-BC106178  Brickellia desertorum J. C. Roos 1950-11-25 5026 Riverside Dry hills at north end Perris Blvd., Sunnymead. 609 Comment
  CLARK-A1528-1669  Brickellia desertorum John C. Roos 1950-9-30 4994 Riverside Box Springs Mountains 457 Comment
  LA210524  Brickellia desertorum John C. Roos; Lucille Roos 1950-9-30 4995 Riverside rocky hills midway between Steele Park and Elsinore, about 3 mi N of Elsinore 487 Comment
  UC1279709  Brickellia desertorum D. B. Dunn 1947-10-9 3521 Riverside at campground area by Hidden Valley, Joshua Tree National Monument Joshua Tree National Monument, Hidden Valley Comment
  UCR89530  Brickellia incana Bern Schwenn 1994-4-30 s.n. Riverside southern Mojave Desert, Joshua Tree National Park, E side of Hexie Mtns, Porcupine Wash, below the point where the wash joins Ruby Lee Canyon. 735 Comment
  UC1551954  Brickellia nevinii J. C. Roos 1965-9-12 Riverside 3 mi sw of Corona Tin Mine Canyon (Santa Ana Mountains); Santa Ana Mountains 548 Comment
  UCR34874  Brickellia oblongifolia L. B. Ziegler 1967-6-8 153 Riverside San Jacinto Mtns., Pinyon Flats 1223 Comment
  UCR18656  Brodiaea filifolia John C. Roos 1952-5-14 5667 Riverside Perris-Aguanga Basin region, 1 mi east of Perris along the San Jacinto River 427 Comment
  IRVC12858  Brodiaea terrestris subsp. kernensis B. T. Gittins 1966-5-1 1287 Riverside Santa Rosa Plateau. Peninsular Ranges, Santa Ana Mountains Comment
  UCR202578  Brodiaea terrestris subsp. kernensis Scott D. White, Justin M. Wood 2008-7-8 12391 Riverside San Jacinto Mountains, Johnson Meadows 1488 Comment
  UCR44200  Bromus carinatus A. C. Sanders 1986-6-1 6539 Riverside San Jacinto Mtns., trail to Spitler Peak from the Herkey Creek Camp to Bonita Vista road [=Apple Canyon Rd.] 1829 Comment
  RSA296147  Bromus diandrus B. A. Prigge 1980-8-18 3977 Riverside San Bernardino Mountains, Whitewater Canyon; 3.6miles upstream from trout farm. Mouth of side canyon on N side of canyon. 982 Comment
  RSA495421  Bromus diandrus subsp. triangularis Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-11 2891 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam. 390 Comment
  RSA715940  Bromus hordeaceus Scott D. White, Angelia Carey 2004-4-5 10026 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  RSA741211  Bromus hordeaceus Scott D. White, Justin M. Wood 2008-5-15 11988 Riverside Johnson Meadow. 1415 Comment
  RSA595314  Bromus hordeaceus D. L. Banks, Victor Steinmann 1996-4-20 886 Riverside NW Palomar Mountains; Agua Tibia Mountains; N face of Dorland Mtn., on the W side of the Dorland Mountain Arts Colony; Along the road to the Dorland Mountain Arts Colony;, approximately 100 m S from its junction with Hwy. 79. Area just north of Sec.19. 484 Comment
  RSA678941  Bromus madritensis Scott D. White, Michael Honer 2003-6-3 9485 Riverside Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  UCR2225  Bromus marginatus F. M. Reed 1908-7-11 2503 Riverside San Jacinto Mtns., on trail to [San Jacinto] peak above Round Valley 3079 Comment
  CAS-BOT-BC161815  Bromus rubens D. A. Johansen; J. A. Ewan 1932-4-10 7057 Riverside Along diversion canal at mouth of Tahquitz Canyon, Western Colorado Desert. Comment
  RSA757744  Bromus rubens LeRoy Gross, Jackie McConnaughy, Drew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4350 Riverside Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon., Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W. Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  SDSU17477  Bromus rubens Jerry Jenkins 2001-3-30 2001 -001 Riverside Santa Margarita Ecological Reserve. Roads and fields near station. UTM zone 6, 482100E, 3699010N. UTM transfered to GIS. Comment
  UCD59626  Bromus rubens D. A. Johansen; J. A. Ewan 1932-4-10 7057 Riverside At mouth of Tahquitz Canyon, western Colorado Desert. Comment
  UCR120195  Bromus rubens Mitch Provance 1998-3-6 145 Riverside Jurupa Mountains, Slopes on the W side of Sierra Blvd, c. 0.7 km NNW of the Jensen Quarry 351 Comment
  RSA556483  Bromus rubens Julie Greene 1036 -A Riverside San Jacinto Wildlife Area: North of the eastern pond. 441 Comment
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Mar 3 2013
  SEINET10835307  Bromus rubens A. Evans 1976-4-13 Evans 5130 Riverside Desert canyons of santa rosa mtns. Comment
  CSUSB439  Bromus tectorum David H. Eslinger 1970-5-29 Riverside 4 miles east of Riverside; 40 meters north of 9725 Pigeon Pass Road, in dry creek bed. 365 Comment
  HSC93128  Bromus tectorum Scott D. White 1996-4-14 3911 Riverside E of Hemet, San Jacinto River Wash near Valle Vista, N of Hwy. 74, 1.7 mi. W of USFS Cranston Fire Station 534 Comment
  SEINET3856755 Image available Bromus tectorum A. C. Sanders, T. B. Salvato 2011-3-30 38894 Riverside Peninsular Range: city of Lake Elsinore, N of Pasadena St. c 0.35 km NW of Central Ave. intersection 385 Comment
  SEINET6196154 Image available Bromus tectorum Orlando Mistretta, D. Bell, J. Beckman, J. England, K. Kane, J. Hall, C. McDonald, L. Reccia, L. Rodriguez, A. Sall, T. Tennant. 2010-4-12 4429 Riverside San Bernardino Mountains region,Transverse Ranges: Whitewater Canyon, Along Whitewater River Drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. 488 Comment
  CLARK-A1528-3812  Calandrinia ciliata John C. Roos 1952-3-19 5394 Riverside Box Springs Mountains 457 Comment
  SD217351  Calandrinia ciliata Steve Boyd, Tim Ross, et al 1990-4-2 4042 Riverside Vail Lake area, lower slopes of Agua Tibia Mountain, along Highway 79, East of USFWS Dripping Springs Guard Station. 487 Comment
  UCR91464  Calandrinia ciliata Scott D. White 1995-3-30 2659 Riverside San Jacinto Valley, Moreno Valley; fallow field 0.5 air mi south of 60 Fwy and west of bend in Moreno Beach Drive 579 Comment
  RSA667102  Callisia repens A. C. Sanders, O. F. Clarke, Susan Sims 2001-11-28 24889 Riverside San Bernardino Valley Region: between Pedley & Mira Loma, Sims property at NE corner of Limonite Av. & Bain St. 210 Comment
  POM158454  Calochortus concolor Philip A. Munz 1927-5-21 10875 Riverside 10 miles SW of Coahuila [now Cahuilla] Comment
  RSA377345  Calochortus concolor Robert L. Rutherford 1944-7-16 1386 Riverside San Jacinto Mountains. West side. 1220 Comment
  RSA741060  Calochortus palmeri var. munzii Scott D. White, Justin M. Wood 2008-6-5 12067 Riverside Quinn Flat Meadow. 1372 Comment
  RSA487424  Calochortus splendens Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  RSA662566  Calochortus splendens P. Shirokawa 1998-5-15 31 Riverside Cleveland National Forest- Trabuco Ranger District, 0.3 miles from Ortega Highway (State Highway 74) on North Main Divide Road. 808 Comment
  UCR274303  Calochortus weedii var. weedii T. B. Salvato, Melissa Clemons 2005-6-6 1423 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
  UCR114750  Calycadenia tenella Scott D. White, D. E. Bramlet 1999-5-19 7367 Riverside Lake Skinner area, Ridgetop, north-, west-, and northwest facing slopes of Bachelor Mtn. 762 Comment
  JOTR29598  Calycoseris parryi Andre, Jim 2006-4-26 6755 Riverside Joshua Tree National Park. abpit 0.5 mi. NNE of Rattlesnake Spring, on ridge just south of radio tower and NE corner of park boundary 1320 Comment
  UCR47204  Calycoseris parryi B. G. Pitzer, L. F. LaPre 1987-3-2 0436 Riverside Peninsular Range, Bundy Canyon, c. 2 miles SE of Lake Elsinore, 0.5 mile north of Bundy Canyon Road off Raciti Rd. 703 Comment
  UCR77713  Calycoseris parryi Steve Boyd, D. Bramlet 1991-5-13 6243 Riverside Domenigoni Hills, north side Domenigoni/Diamond Valley, ESE of Winchester. Vicinity of ultramafic outcrop on ridgetop south of S-end of Warren Rd. 610 Comment
  CAS-BOT-BC282921  Calycoseris wrightii Carl B. Wolf 1932-4-29 3107 Riverside E Colorado Desert. Blythe - Rice Rd. 9 miles S of Browns Well 243 Comment
  UCR26070  Calycoseris wrightii John C. Roos, Lucille Roos 1949-4-9 4209 Riverside Sonoran (Colorado) Desert, near the Riverside Mtns., 30 miles north of Blythe 137 Comment
  JEPS52570  Calyptridium monandrum W. L. Jepson 1901-5-24 1425 Riverside journey from Riverside to Santa Rosa Peak and Palomar (Van Deventer's Ranch); Van Deventer's Ranch Comment
  JOTR30229  Calyptridium monandrum Leary, C. and Leary, Pat 1979-5-5 2996 Riverside Joshua Tree National Park. At the end of the road in Lower Covington Flat, Joshua Tree N.M. Comment
  UC851944  Calyptridium monospermum P. A. Munz 1922-7-7 6039 Riverside San Jacinto Peak 3291 Comment
  CSUSB656  Calystegia macrostegia John N. Bullock 1970-5-18 P 34 Riverside 50 meters east of Maitri Road at a spot 200 meters south of the junction of Maitri Road and California State Highway 71 341 Comment
  RSA147863  Camissonia bistorta J. B. Feudge 1927-6-5 1719 Riverside Winchester. 412 Comment
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Mar 20 2011
  SEINET4680881  Camissonia bistorta R. L. Piemeisel 1913-4-27 3616 Riverside W. of Crestmore.; 0 Comment
  UCR228928  Camissonia bistorta A. C. Sanders 2011-4-6 39009 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. 1.5 mi. NE (73 deg. ) of Glen Ivy Hot Springs, 0-0.4 mi. NE of I-15 crossing 320 Comment
  UCR52597  Camissonia bistorta Marlyce Myers 1980-4-28 s.n. Riverside Perris Basin, Motte Reserve, 2.5 mi. NW of Perris 518 Comment
  VVC322  Camissonia bistorta F. Ambrey 1959-4-20 s.n. Riverside Northern Perris Basin, 0.2 mi So of refuse disposal area on Pigeon Pass Rd, 60 yds E of Hwy in wash. 536 Comment
  RSA510056  Camissonia boothii B. Pitzer 1988-3-10 652 Riverside Chuckwalla Mountains. W side of mountains, on gas line road ca. 1.5 mi north of intersection with Red Cloud Mine Road (and wash); ca. 2 miles (airline) S of Highway I-10. (Red Cloud Road. 10 km cell; PH-2N, 3E) 488 Comment
  RSA465970  Camissonia boothii subsp. condensata Anstruther Davidson 1903-01 s.n. Riverside Colorado Desert, Thermal Comment
  RSA504968  Camissonia brevipes subsp. brevipes D. Charlton 1988-2-18 1150 Riverside Little San Bernardino Mountains. south side of range. Fargo Canyon Road to Cottonwood Wash, S of Joshua Tree National Monument, parallel to I-10. 5 miles E of Junction of Dillon Road and Fargo Canyon Road. 762 Comment
  RSA0021215  Camissonia brevipes subsp. brevipes Peter H. Raven 1958-3-16 11865 Riverside Colorado Desert, one plant with parents, sandy wash. Fried Liver Wash, Pinto Basin, Joshua Tree National Monument. Comment
  UCR120810  Camissonia californica Ian G. Gillespie 2000-4-16 5 Riverside Box Springs Mtns., Two Trees Canyon. 70 m up the trail from Two Trees trailhead 457 Comment
  POM97128  Camissonia californica P. A. Munz 1925-5-20 9827 Riverside 2 miles W of Dripping Spring. 427 Comment
  SEINET6944434  Camissonia campestris W. P. Vestal, A. G. Vestal 1955-4-21 s.n. Riverside West of Perris at base of brush-covered Gabilan Hills. Comment
  RSA651689  Camissonia cardiophylla Viki Cruz 1983-5-8 013 *k Riverside Collected at the end of a one mile dirt road off Indian Trail Road at the base of Magnesia Canyon, Santa Rosa Mts. Comment
  UCR248432  Camissonia cardiophylla Duncan S. Bell 2012-2-12 3113 Riverside Mojave Desert, Mecca Hills, c. 1.25 air miles north of Box Canyon Road, and c. 4 air miles southwest of Shavers Well 256 Comment
  RSA719044  Camissonia claviformis Michael Honer 2005-3-11 2056 Riverside Rice Valley; 4.5 mi. SSE of Rice; 1.5 mi. E of ATSF railway. 220 Comment
  RSA286519  Camissonia confusa John F. Emmel 1979-5-26 632 Riverside Bautista Cyn. Road, near mouth of Bautista Canyon. 610 Comment
  RSA633323  Camissonia confusa Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38083 Riverside San Bernardino National Forest, San Jacinto Mountains: Above James Reserve in Hall Canyon. 1677 Comment
  UCD103281  Camissonia contorta C. L. Hitchcock; C. V. Muhlick 1962-3-16 22136 Riverside Temescal Canyon, 8 miles SE of Corona. Comment
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Jun 24 2020
  UCR172253  Camissonia hirtella John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, French Valley: Leon Road (San Diego Aqueduct right of way) from Borel Road/Tucalota Creek S for c. 0.25 mi 427 Comment
  UCR171986  Camissonia ignota John F. Green 2006-4-18 s.n. Riverside NE of Murrieta, just south of Los Alamos Rd. ('Clinton Keith Rd.'), on E and W sides of Liberty Rd. border between City of Murrieta and unincorporated French Valley 415 Comment
  UCR214335  Camissonia ignota A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38374 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
  UCR228906  Camissonia micrantha A. C. Sanders 2011-4-7 39037 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, between Horsethief Canyon and Glen Eden, along I-15 Frontage Rd., SE of Lee Lake 381 Comment
  SEINET242054  Camissonia pallida A. C. Sanders 2001-3-20 23854 Riverside Western Colorado Desert: Coachella Vly, Garnet, N side of 19th Ave, 0.5 mi (air) NW of intersxn of I-10 and Indian Ave. 235 Comment
  VVC702  Camissonia pallida P. J. MacKay, T. Thomas 1997-2-8 91 Riverside Colorado Desert, Palm Springs; vacant lot on Bogart Trail (street). 169 Comment
  POM259680  Camissonia pallida subsp. hallii P. A. Munz 1940-3-22 15660 Riverside Whitewater Canyon 2 miles north of Banning-Indio boulevard. Comment
  RSA449239  Camissonia pallida subsp. pallida M. B. Dunkle 1932-3-25 2877 Riverside Cabazon. Comment
  JOTR01133  Camissonia pallida subsp. pallida Cole, James E. 1941-6-17 923 Riverside Joshua Tree National Park. IN LIVE OAK TANK 1219 Comment
  HSC86987  Camissonia strigulosa David Charlton 1988-5-21 1966 Riverside Thomas Mtn. Rd., W of Garner Valley and S of Lake Hemet on Hwy. 74 1677 Comment
  POM48923  Camissonia strigulosa P. A. Munz 1924-5-18 8146 Riverside 18 miles from Banning on Idyllwild Road [Hwy 243?]. 1524 Comment
  SEINET242066  Camissonia strigulosa A. C. Sanders 2001-3-30 23862 Riverside Perris-Aguanga Basin Region: Temecula, Long Canyon W of Del Rey Rd., bottom of canyon W of junction of Av. Pina Colada 366 Comment
  UC1929982  Camissonia strigulosa Scott D. White, Justin Wood 2008-5-15 11974 Riverside San Jacinto Mountains: Garner Valley, NW of Fobes Ranch Rd and NE of Hwy 74, valley bottom. Comment
  SDSU3339  Camissoniopsis bistorta H. Wedberg 1958-3-30 579 Riverside On ellis Ave. at junction with Menifee Road. Southeast of Perris and north of Hwy 74. 466 Comment
  UCSB42115  Camissoniopsis bistorta Roos, John 1966-4-5 Riverside Winchester Comment
  SD133055  Camissoniopsis hirtella Scott White 1991-5-13 91 93 Riverside Highway 79, immediately west of U. S. Forest Service Campground at Dripping Sprins. 548 Comment
  SDSU3360  Camissoniopsis hirtella H. Wedberg 1958-3-30 190 Riverside Between Upper San Juan Campground and Highway 74, north-west from the actual campground and over the stream. On dry gravelly slope. 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
  RSA0120230  Camissoniopsis pallida subsp. pallida Duncan S. Bell, Thomas Stoughton 2016-4-14 9288 Riverside Santa Rosa Mountains; near the head of Deep Creek and near the trailhead of the Cactus Spring Trail, at an old mining area above this trail. 1219 Comment
  RSA801722  Carex multicaulis LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6169 Riverside End of Apela Drive, west end of Strawberry Valley. And south of road (5S24) that runs out to the sewage disposal ponds. Collections are between this road, and Strawberry Creek., Basically ridge north of Strawberry Creek and creek north of this ridge, south of road. This draw drains into Strawberry Creek. 1524 Comment
  RSA90867  Carex phaeocephala Joseph A. Ewan 1930-9-1 2164 Riverside Summit of San Jacinto Mountain. 3294 Comment
  UCR213901  Carex praegracilis Scott D. White, Justin M. Wood 2009-5-22 12901 Riverside San Jacinto Mountains, Quinn Flat Meadow 1396 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
  POM259166  Carex subfusca Phillip A. Munz 1938-8-14 15348 Riverside Virgin Spring, Santa Rosa Peak; 2287 Comment
  CHSC88465  Carex triquetra L. P. Janeway 2004-5-8 8060 Riverside Peninsular Ranges. Santa Ana Mountains; San Mateo Canyon, along Tenaja Trail about 650 m south-southwest of trailhead at Wildomar Road. 375 Comment
  SD187428  Carya illinoinensis R. E. Riefner Jr. 2007-6-16 07 258 Riverside City of Hemet, Lake St. at Florida Ave. (Hwy 74) 530 Comment
  UCR174425  Castilleja affinis A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32481 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  POM305710  Castilleja applegatei subsp. martinii Henry J. Ramsey, Henry J. Ramsey 1939-4-22 1029 Riverside Hemet-Anza, Bautista Creek Road. Comment
  RSA0010961  Castilleja applegatei subsp. martinii Steve Boyd, Tim S. Ross, L. Arnseth 1989-5-7 3557 Riverside Vail Lake area, along Arroyo Seco drainage from junction with Kolb Creek. S to w/in 1/4 mi Hwy 79. 457 Comment
  UCR100966  Castilleja densiflora G. R. Ballmer 1998-5-23 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, Massinger oak easement, Riverside Land Conservancy, north base of Redonda Mesa, close to Tenaja Rd. 671 Comment
  UCR79362  Castilleja densiflora subsp. gracilis Steve Boyd 1992-4-18 6900 Riverside Perris-Aguanga Basin region, Paloma Valley, between Sun City and Murrieta, east of Hwy 215; just SW of the junction of Briggs Road and Scott Road 457 Comment
  RSA0010929  Castilleja exserta subsp. exserta P. A. Munz, I. M. Johnston 1922-5-19 5444 Riverside Kenworthy, San Jacinto Mts. 1372 Comment
  SDSU13332  Castilleja exserta subsp. exserta Tom Duffy, Taria Sagar 2000-4-29 6 Riverside Two hundred meters NE of Santa Margarita Ecological Reserve North field station 320 Comment
  UCR102934  Castilleja foliolosa George K. Helmkamp 1998-4-3 3089 Riverside Coachella Valley, Mission Creek, the Wildlands Conservancy Preserve, 1.1 mi. NW of the ranch house beside a gauging staion along the creek 747 Comment
  UCR39195  Castilleja foliolosa M. L. Rosczyk, G. K. Helmkamp 1985-4-4 231 Riverside Little San Bernardino Mtns/ Sonoran (Colorado) Desert, The Nature Conservancy's Big Morongo Preserve, south of Morongo Valley. Main canyon, one-half mi. below the BLM gate 518 Comment
  UCR94646  Castilleja foliolosa Scott D. White 1996-5-27 4073 Riverside Badlands, Jackrabbit Canyon, east of Moreno Valley and south of Calimesa, between Hwy 60 and Gilman Springs Road. 610 Comment
  RSA448786  Castilleja minor subsp. spiralis Anstruther Davidson 1887 Riverside Banning. Comment
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Mar 13 2011
  RSA531106  Caulanthus cooperi Christopher Davidson 1973-4-19 1993 Riverside Joshua tree Natl. Monument, various sites along the road, 1-10 miles s of Joshua tree 1220 Comment
  HSC6671  Caulanthus heterophyllus C. L. Hitchcock 1966-3-16 24179 Riverside 0.25 mi. W of Aguanga Comment
  UCR225188  Caulanthus heterophyllus Steve Boyd, Susan Jett 2008-3-20 11832 Riverside Peninsular Ranges; Santa Ana Mountains region, Along Main Divide Truck Trail, south of junction with Wildomar Truck Trail and north of Wildomar Off-Hiway Vehicle Area. Comment
  CAS-BOT-BC40267  Caulanthus lasiophyllus Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla 1990-4-3 4056 Riverside Vail Lake area, summit of Big Oak Mountain at east end. 792 Comment
  RSA0124738  Caulanthus lasiophyllus Duncan S. Bell, LeRoy Gross 2016-3-9 8847 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central section of range, approximately 1.75 air miles north of Gucci Spring. 551 Comment
  CAS-BOT-BC133205  Ceanothus crassifolius A. C. Sanders; T. B. Salvato; Matthew Malle; Jonas Winbolt; Katie A. Kurtz 2010-4-7 37812 Riverside Peninsular Range: southeastern Gavilan Hills north of Alberhill, under powerlines near dirt extension of Lake St., 1.1 mi. NW (356 deg. ) of intersection of I-15 and Lake St. 549 Comment
  LA41988  Ceanothus crassifolius Philip A. Munz; 1932-3-24 12028 Riverside Base of mts. S of Lake Elsinore 365 Comment
  RSA398877  Ceanothus crassifolius D. A. Young 1969-3-15 383 Riverside 5 mi. S. of Elsinore on the Ortega Hiway. 655 Comment
  RSA570244  Ceanothus crassifolius Steve Boyd, Tim S. Ross 1993-3-23 7898 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road, 610 Comment
  SD60441  Ceanothus crassifolius Reid Moran 1964-7-27 11866 Riverside Canyon of Santa Margarita River, 2I(c) miles SSW of Temecula; canyon bottom 199 Comment
  SEINET13945800 Image available Ceanothus crassifolius Lewis S. Rose 1949-1 49072 Riverside 2 mi. south of Temecula 366 Comment
  SBBG105030  Ceanothus crassifolius var. crassifolius S. Boyd with T. Ross 1993-3-23 Riverside Palomar Range S of Vail Lake, N base of Agua Tibia Mtn, along trail extending S from end of Woodchuck Rd Comment
  RSA0019577  Ceanothus cuneatus var. cuneatus Bill Wagner 1988-3-2 s.n. Riverside Glenoaks Road about 2.5 mi S if Lake Skinner and ca. 8 mi NE of Temecula. 564 Comment
  RSA755790  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2007-3-21 DOB 803 c Riverside San Jacinto Mountains at intersection of Chimney Flats Road and USFS Road 5S13, 2.8 road miles from highway 243 via Toll Gate Road, Apela Drive, and USFS roads 5S24 and 5S13, 4.57 kilometers 257 degrees true west-southwest of Idyllwild. 1440 Comment
  UCR178154  Ceanothus greggii Jeffrey Ross, T. B. Salvato 1998-5-14 MOR- 143 Riverside San Bernardino Mtns., Morongo Indian Reservation, flat area cut by small wash, south and west of dirt road to Kitching Peak near junction with East Branch Millard Canyon, tree stand M-04 1128 Comment
  UCR205280  Ceanothus integerrimus Valerie Soza, Naomi Fraga, Sarah Swartzentruber 2003-6-25 1698 Riverside San Jacinto Mountains, Fuller Mill Creek just north of junction with Dark Canyon 1585 Comment
  SBBG119994  Ceanothus leucodermis A. C. Sanders with M. Misenhelter 2005-3-23 29263 Riverside E slope of Squaw Mtn, Avenida Escala just above Avenida Caleta, N of Tenaja Rd; Santa Rosa Plateau 701 Comment
  UC1018193  Ceanothus leucodermis J. Warren 1952-5-25 Riverside w of Idylwild 1371 Comment
  UC18306  Ceanothus leucodermis H. M. Hall 1901-6-1 2223 Riverside Ontatt's Valley San Jacinto Mts. 1676 Comment
  UC1930018  Ceanothus leucodermis Scott D. White, Justin Wood 2008-5-15 11992 Riverside San Jacinto Mountains: Johnson Meadow. Comment
  UCR166154  Ceanothus leucodermis T. B. Salvato, John F. Green 2004-5-27 560 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 1 mi SE of Oak Glen Conservation Camp 1402 Comment
  UCSB7074  Ceanothus leucodermis Lloyd, Robert 1960-3-23 Riverside 2 miles up Snow Canyon Rd. from State Highway 111; Mt. Range: San Jacinto 609 Comment
  CAS-BOT-BC83761  Ceanothus ophiochilus D. O. Burge 2007-3-20 800 b Riverside Agua Tibia Wilderness Area, Cleveland National Forest 660 Comment
  RSA569995  Ceanothus ophiochilus Steve Boyd, Kyle Boyd 1993-3-28 7910 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road. 792 Comment
  RSA606740  Ceanothus ophiochilus Jon E. Keeley 1996-5-13 27407 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
  RSA606744  Ceanothus ophiochilus Jon E. Keeley 1996-5-13 27411 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
  SBBG105058  Ceanothus ophiochilus S. Boyd with K. Boyd 1993-3-28 7910 Riverside Paloma Valley, between Sun City and Murrieta, E of Hwy I-215, just SW of jct of Briggs Rd and Scott Rd 792 Comment
  UC314551  Ceanothus palmeri Marcus E. Jones, A. M. 1926-6-20 Riverside 20 mi n Idyllwild; n of Idyllwild Comment
  UC217954  Ceanothus tomentosus P. A. Munz 1922-4-30 5131 Riverside St. John's Grade, south of Hemet. Comment
  RSA487201  Centaurium venustum James L. Reveal 1988-5-22 6861 Riverside Rainbow canyon 13 iles south of Pala Road in Wolf Valley, aout 25 miles north of rainbow along US Hwy 395. 518 Comment
  UCSB42188  Centromadia pungens Roos, John 1965-6-21 Riverside San Jacinto Comment
  SD243094  Centromadia pungens subsp. laevis Jeremiah George 2012-7-9 Riverside San Timoteo Canyon, west side of San Timoteo Canyon Road, NE corner of Fisherman's Retreat Lake (El Casco 7.5'Q) 597 Comment
  UC1929296  Centromadia pungens subsp. pungens Scott D. White, Justin Wood 2008-6-26 12295 Riverside Perris Basin; I-215 freeway @ stream crossing, just W of golf course and just N of Newport Rd. 434 Comment
  RSA675691  Cerastium glomeratum Scott D. White 2001-5-1 8436 Riverside Near Sun City: Quail Valley: Valleys and slopes east of Canyon Lake and west of Goetz Road. 442 Comment
  UCR154758  Cerastium glomeratum T. B. Salvato, Kent Beaman 2005-5-16 783 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  UCR90805  Cerastium glomeratum A. C. Sanders, G. K. Helmkamp 1996-3-17 17983 Riverside Sonoran (Colorado) Desert, Coachella Valley, Palm Springs, mouth of Palm Canyon, c. 0.5 km east of Palm Canyon Dr. on Bogert trail 163 Comment
  CLARK-A1528-3061  Cercocarpus betuloides John C. Roos 1948-5-15 3854 Riverside Eagle Mountains Comment
  UCR270749  Cercocarpus betuloides T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8356 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
  UCR35165  Cercocarpus betuloides L. B. Ziegler 1969-7-30 392 Riverside San Jacinto Mountains, Thomas Mtn on N slope 1463 Comment
  UC56988  Cercocarpus betuloides var. betuloides H. M. Hall April, 1902 2894 Riverside vicinity of Sage; Southern California 609 Comment
  UCR176173  Cercocarpus betuloides var. betuloides Jim Andre 2006-4-26 6783 Riverside South Mojave Desert, Joshua Tree National Park: Long Canyon, c. 2.3 mi south of the NE corner (boundary) of the park 1056 Comment
  SD215392  Chaenactis carphoclinia W. Wisura, J. Dolan and M. Wall 1992-3-24 4615 Riverside 4.7 miles Northeast of Mecca on Box Canyon Road. Comment
  UCR251908  Chaenactis carphoclinia Jim Andre 2013-3-27 24837 Riverside NE Colorado Desert, Riverside Mountains, Agnes Wilson Rd. west of crossing of Colorado River, 0.8 mi east of Hwy 95, 12.4 mi south of Vidal Junction 115 Comment
  RSA124329  Chaenactis carphoclinia var. carphoclinia Percy C. Everett, E. K. Balls 1958-4-29 23012 Riverside Hwy 60/70, Indio to Blythe, 6.5 miles E from Jct with Hwy 9 244 Comment
  RSA457778  Chaenactis carphoclinia var. carphoclinia Steve Boyd, S. Meury, L. Arnseth, D. Nordin, Timothy S. Ross 1988-3-10 2210 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  RSA4895  Chaenactis carphoclinia var. carphoclinia C. B. Wolf 1932-4-27 3011 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  UC69071  Chaenactis carphoclinia var. peirsonii H. M. Hall 1905-4-1 5809 Riverside 10 mi w Coachella; Colorado Desert 152 Comment
  JOTR28935  Chaenactis fremontii La Doux, Tasha 2005-3-30 1171 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  POM6509  Chaenactis fremontii Philip A. Munz, L. T. Street, Williams 1919-3-28 2464 Riverside San Gorgonio Pass, near Cabazon Comment
  SBBG37475  Chaenactis fremontii R. N. Muller 1967-4-8 Riverside ca. 2 mi W of St Hwy 62 on Mission Crk Rd, 4.7 mi N of jct between US Hwy 60 and St Hwy 62 579 Comment
  UCR234802  Chaenactis fremontii Jim Andre, Glenn L. Clifton 2011-2-22 17475 Riverside Coachella Valley, North Palm Springs c. 0.3 mi north of Hwy 111, at corner of San Rafael and Virginia Street 189 Comment
  RSA691059  Chaenactis glabriuscula Scott D. White, Michael Honer 2003-4-9 8987 Riverside Gavilan Hills: About 1 mile N of the I-15 Freeway and 1 mile east of Lake St. exit, on and around unnamed peak '2349.' 549 Comment
  UCR142199  Chaenactis glabriuscula June Latting 1979-4-8 s.n. Riverside Box Springs Mountain 915 Comment
  UCR256801  Chaenactis glabriuscula T. B. Salvato, Thomas M. Sullivan Jr 2014-4-23 7867 Riverside Gavilan Hills, Southern CA Edison access road east of Lake Street, c. 1 mi north of Hwy 15 and Temescal Canyon 549 Comment
  SBBG65591  Chaenactis parishii V. Duran 1933-7-1 3492 Riverside near Santa Rosa 1828 Comment
  UCR89894  Chaenactis stevioides A. C. Sanders 1992-4-5 12161 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley near Wiley's Well rest area on Hwy I-10, along dirt road to McCoy Spring 125 Comment
  JOTR33670  Chamaesyce albomarginata La Doux, Tasha, Mike Bell, Mariya Navasio 2005-9-21 2660 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Wonderland of Rocks; Near Wall Street Mill parking area 1310 Comment
  RSA501028  Chamaesyce albomarginata Steve Boyd, T. S. Ross, L. Arnseth 1989-4-1 3148 Riverside Vail Lake area, ridge along N edge Oak Mountain, 1.5-2.0 miles W of the dam. 518 Comment
  RSA602099  Chamaesyce albomarginata L. C. Wheeler 1955-6-16 7161 Riverside 1 mile W of Santa Rosa Summit, on Palm Pines Highway. Comment
  RSA0031554  Chamaesyce ocellata subsp. arenicola Duncan S. Bell 2013-1-30 4444 Riverside The Mecca Hills; in an unnamed canyon between Thermal Canyon and Painted Canyon, just to the west of Mecca Hills peak 1642. 138 Comment
  SEINET3089924 Image available Chamaesyce pediculifera A. C. Sanders, Pitzer, Wright, Charleton, Weir, Bramlett, et al. 1986-3-9 6231 Riverside Painted Gorge, 5.1 miles N of S-80 on Painted Gorge Road, ca. 5 miles NE of Ocotillo. 152 Comment
  POM47126  Chamaesyce polycarpa Mary F. Spencer 1918-3-26 809 Riverside Palm Springs 137 Comment
  RSA0080444  Chamaesyce polycarpa Sarah J. De Groot, Amy Rouillard 2015-9-15 7575 Riverside Along Eagle Mountain Road north of I-10, at large wash crossing. West of Desert Center, western Chuckwalla Valley. 314 Comment
  SBBG67754  Chamaesyce polycarpa E. C. Jaeger 1925-7-2 Riverside Palm Springs Comment
  RSA27501  Chamaesyce polycarpa var. polycarpa I. L. Wiggins 1941-3-26 s.n Riverside Along wash at Wiley well. Comment
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May 3 2014
  RSA626235  Chamaesyce polycarpa var. polycarpa L. C. Wheeler 1967-5-15 9550 Riverside University of California at Riverside. Comment
  JEPS52354  Chamaesyce serpyllifolia Carl V. Meyer 1928-7-30 587 Riverside Saunder's Meadow Comment
  POM11164  Cheilanthes covillei Philip A. Munz 1922-7-1 5937 Riverside Santa Rosa Mountains: Old Santa Rosa. 1402 Comment
  RSA85548  Cheilanthes covillei F. W. Peirson 1928-11-30 8213 Riverside about 1 mile north of Cottonwood Spring, northeast of Mecca. Comment
  UCR275926  Cheilanthes covillei T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-26 3783 Riverside San Jacinto Mountains, Rouse Ridge, east of Rouse Hill on 4WD road 2E17 (becoming a foot trail), c. 0.7 mile north of Rouse Ridge Road (5S15), NE of Milky Spring, San Bernardino National Forest 1476 Comment
  RSA413253  Cheilanthes newberryi James C. Dice, Tu Chung 1987-10-19 738 D Riverside at head of unnamed shallow side canyon, north side of Temecula Gorge, overlooking Santa Margarita River, ca. 0.4 km ENE of Field Station site and just ENE of weather station. 329 Comment
  UCR113893  Cheilanthes newberryi Mitch Provance 1998-4-14 444 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
  CAS-BOT-BC70329  Cheilanthes parryi Munz; Street; Williams 1919-3-25 2325 Riverside Palm Canyon 243 Comment
  RSA301974  Cheilanthes parryi J. R. Shevock 1970-12-13 565 Riverside White Tank, Joshua Tree 1188 Comment
  UCSB30932  Cheilanthes parryi Parker, V. 1974-4-5 Riverside In Maize Rock Park, Hemet 365 Comment
  POM9747  Cheilanthes parryi Philip A. Munz 1921-12-31 4700 Riverside Andreas Canyon. Comment
  RSA0123693  Cheilanthes viscida Duncan S. Bell, LeRoy Gross 2016-3-30 9159 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 7.5 air miles southeast of the summit of Martinez Mountain. 970 Comment
  UC218683  Cheilanthes viscida P. A. Munz 1922-3-12 4706 Riverside Andreas Canyon Palm Springs Comment
  RSA720652  Chenopodium album John Green 2005-5-4 s.n. Riverside SE corner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base. 534 Comment
  RSA736908  Chenopodium album Scott D. White, Angelia Carey 2004-7-2 10555 Riverside Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  RSA594121  Chenopodium californicum D. L. Banks, Victor Steinmann 1996-4-20 884 Riverside NW Palomar Mountains; Agua Tibia Mountains; N face of Dorland Mtn., on the W side of the Dorland Mountain Arts Colony; Along the road to the Dorland Mountain Arts Colony, approximately 100 m S from its junction with Hwy. 79., Area just north of Sec.19. 484 Comment
  SD233273  Chenopodium californicum Scott D. White, Justin M. Wood 2009-5-22 12900 Riverside San Jacinto Mountains: Quinn Flat Meadow. Meadow and adjacent uplands. 1372 Comment
  RSA653503  Chenopodium strictum var. glaucophyllum A. C. Sanders, Mitch Provance, B. Pitzer 2000-9-27 23682 Riverside Santa Ana River Valley: SW side of Mt. Rubidoux, NW of intersection of Tequesquite Ave. and Gregory Rd., near confluence of Arroyo Tequesquite and the river., 33 deg 58'30''N, 117 deg 24'10''W 232 Comment
  RSA777289  Chilopsis linearis Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4551 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SD255117  Chilopsis linearis Duncan S. Bell 2009-8-15 411 Riverside Northwest of the Arica Mountains. 285 Comment
  UCR265201  Chilopsis linearis April Garbat, Kristin Forgrave 2013-5-29 74 Riverside Sonoran (Colorado) Desert, along Box Canyon Road from Cottonwood Springs Road to Mecca 305 Comment
  CAS-BOT-BC184874  Chloris virgata S. B. Parish 1912-10-24 8227 Riverside Salton Basin. Manual. -39 Comment
  RSA0078224  Chloris virgata Sarah J. De Groot, Amy Rouillard 2015-9-15 7562 Riverside Ford Dry Lake, Chuckwalla Valley, north of I-10. 107 Comment
  UC1100193  Chloris virgata Malcolm A. Nobs and S. Galen Smith 1948-9-3 490 Riverside 2 mi n Indio; Imperial Valley Comment
  UCR277700  Chorizanthe Mitch Provance 2012-4-1 412- 37 Riverside Badlands of Western Riverside County, N side of San Timoteo Canyon Rd., about 4.5 mi WNW of intersection with I-10, N of old Haskell residence 646 Comment
  UCR116844  Chorizanthe brevicornu Helen Kennedy, Fred R. Ganders 1980-4-15 4060 Riverside Sonoran (Colorado) Desert, along [Box Canyon] road between Mecca and Hwy. 10 300 Comment
  JOTR34303  Chorizanthe brevicornu var. brevicornu Andre, Jim 2012-4-11 20716 Riverside Joshua Tree National Park. Pinto Basin; along road to Cootonwood, I mi NW of Fried Liver Wash, approx. 15 mi S of Hwy 62 in Twentynine Palms 617 Comment
  RSA721888  Chorizanthe brevicornu var. brevicornu J. Mark Porter, Orlando Mistretta 2003-6-5 13617 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range.Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running southeast. 412 Comment
  UC849122  Chorizanthe brevicornu var. brevicornu C. L. Hitchcock 1940-3-30 5876 Riverside Cottonwood Spring Comment
  UCR59536  Chorizanthe coriacea Steve Boyd, T. S. Ross, L. Arnseth 1989-4-2 3237 Riverside Peninsular Range, Vail Lake area, sandy valley at NE end of lake, north of Wilson Creek 488 Comment
  HSC78585  Chorizanthe corrugata G. K. Helmkamp 1983-3-24 3838 Riverside Little Chuckwalla Mtns., N base, 1.5 mi. E of Graham Pass Rd. 335 Comment
  RSA392656  Chorizanthe corrugata Unspecified 1920-04 s.n. Riverside Mecca. Comment
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Oct 26 2009
  UCR33682  Chorizanthe corrugata Faulkner 1978-3-30 409 Riverside Sonoran (Colorado) Desert, 1 mi north of Riverside Mtns., bench area, 4 mi south of Vidal 146 Comment
  SEINET4182863  Chorizanthe corrugata N. Holmgren, P. Holmgren, R. Kern 1973-3-23 6489 Riverside Palen Valley, 15 miles northeast of Desert Center 183 Comment
  RSA586719  Chorizanthe fimbriata var. fimbriata D. L. Banks, S. D. Boyd 1995-5-17 442 Riverside NW Palomar Mountains; Cleveland National Forest, N of the Agua Tibia Wilderness Area; N face of Agua Tibia Mtn., lower Arroyo Seco; S of the Dripping Springs Campground, W the Dripping Springs Trail. 573 Comment
  UCR205448  Chorizanthe leptotheca Diane Menuz 2008-6-5 463 Riverside Peninsular Ranges; foothills of San Jacinto Mtns, near Cahuilla Mountain, c. 260 m south of Hwy 371 1382 Comment
  UCR35077  Chorizanthe leptotheca L. B. Ziegler 1967-6-19 162 Riverside San Jacinto Mtns., Bautista Creek Canyon 762 Comment
  RSA674608  Chorizanthe parryi var. parryi Scott D. White, Tasha La Doux 2000-6-16 8011 Riverside Perris/San Jacinto Basin: Winchester/Hemet area. Unnamed hills just S of Lakeview Mts. South of Hwy 74 and E of Hwy 79. 473 Comment
  RSA708431  Chorizanthe parryi var. parryi Scott D. White 2005-3-29 10852 Riverside San Gorgonio Pass: Cabazon. Alluvial fan and benches west of San Gorgonio river and south of I-10 Freeway. West of existing gravel quarry, likely to be proposed for quarry expansion. 585 Comment
  UC84787  Chorizanthe parryi var. parryi Katharine Brandegee 1905-5-12 Riverside Riverside Comment
  UCR220137  Chorizanthe parryi var. parryi D. E. Bramlet 1995-4-13 2393 Riverside Peninsular Range; Perris-Aguanga Basin region, South Domenigoni Hills, 7800 ft. north of Rawson Rd., 5800 ft. east of MWD canal, & 1200 ft. NE of knoll 2143 616 Comment
  RSA407731  Chorizanthe polygonoides var. longispina Steve Boyd 1986-5-1 1796 Riverside Perris-Aguanga Basin region SW Perris Basin, Hill west of Skunk Hollow. Comment
  UCR217541  Chorizanthe polygonoides var. longispina Diane Menuz 2008-4-4 391 Riverside Peninsular Range, Palomar Mountains. And 0.5 mi down Woodchuck Rd. from national forest boundary 719 Comment
  UCSB10022  Chorizanthe rigida Haller, John 1958-3-22 Riverside U.S. 60-70, 7.8 miles E of junction with U.S. 99, near Indio Comment
  RSA746811  Chorizanthe staticoides Michael Honer 2003-7-15 1847 Riverside Rainbow area, just north of the San Diego County boundary and west of the I-15 Freeway. 366 Comment
  UCR213545  Chorizanthe staticoides Michael Honer 2003-7-15 1847 Riverside Peninsular Range; Santa Ana Mtns., Rainbow area, just north of the San Diego Co. boundary and west of the I-15 Freeway 518 Comment
  UCR209521  Chorizanthe xanti subsp. leucotheca Robert J. Steers, Stan C. Spencer, Matt Willis 2009-6-1 s.n. Riverside San Gorgonio Pass, near the town of Cabazon, west side of the San Gorgonio River on the Morongo Indian Reservation, c. 0.2 mi. WSW of the corner of Dailey Rd. and Sullivan Rd. 675 Comment
  RSA476634  Chrysolepis sempervirens M. B. Dunkle 1933-7-19 3689 Riverside Tahquitz Peak. San Jacinto Mts. 2652 Comment
  CLARK-A1528-1768  Chrysopsis villosa John C. Roos 1965-9-16 Riverside Hemet Comment
  POM296660  Chrysothamnus paniculatus L. S. Rose 1946-12-25 46307 Riverside 5 miles east of Cabazon, San Gorgonio Pass. Comment
  RSA0049853  Chylismia brevipes subsp. brevipes Jim Andre 2014-1-27 26670 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
  UC68523  Chylismia claviformis subsp. aurantiaca H. M. Hall Apr. 1905 5805 Riverside 10 mi w Coachella; Colorado Desert 91 Comment
  POM19635  Cirsium occidentale var. californicum Mary F. Spencer 1923-7-20 2210 Riverside Idyllwild, San Jacinto Mountains. 1646 Comment
  UCR178848  Cirsium occidentale var. californicum Mitch Provance, Tracy Tennant 1998-6-16 MOR- 392 Riverside San Bernardino Mtns., Morongo Indian Reservation, 0.5 mi. north of junction of East Branch and Millard Canyon 1220 Comment
  RSA336196  Cistanthe monandra R. F. Thorne, Walter Wisura, A. Shmida, R. Whittaker 1978-4-23 52016 Riverside Chino Canyon Comment
  RSA733814  Cistanthe monandra Keith E. Hoffmaster 1935-3-31 569 -343 Riverside Palm Springs Comment
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Aug 27 2011
  CAS-BOT-BC164316  Clarkia delicata Earl W. Lathrop 1989-5-10 s.n. Riverside Tin Mine Cyn. 4 miles SW Corona Comment
  CAS-BOT-BC164338  Clarkia dudleyana A. C. Sanders 1994-5-29 14568 Riverside San Bernardino Mountains: Millard Canyon, at stream crossing just below site of Millard Station on FS Road 2S05 1100 Comment
  UCR201638  Clarkia purpurea Scott D. White, Justin M. Wood 2008-6-18 12212 Riverside San Jacinto Mountains, K Flat Meadow 1445 Comment
  RSA678429  Clarkia purpurea subsp. quadrivulnera Michael Wall 2003-4-26 297 Riverside South of Diamond Valley, Northeast of Skinner Reservoir, Rawson Canyon. Off Rawson Road, 2.7 miles from jct. with Washington Ave. off Winchester Rd. 564 Comment
  POM122431  Clarkia rhomboidea Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  SD143772  Claytonia parviflora A. C. Sanders, P. MacKay, T. Thomas & O. Clarke 1997-5-4 20634 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
  UCR174065  Claytonia parviflora A. C. Sanders 2006-5-19 32444 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
  SDSU20274  Claytonia parviflora subsp. parviflora Adrienne D. Russell, Tahirch Linz & Matt Guilliams 2000-4-29 127 Riverside Santa Margarita Ecological Reserve, Temecula, insect trail, mapping project for plant taxonomy class. 357 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
  SDSU18368  Claytonia perfoliata subsp. mexicana C. Matt Guilliams 2008-2-27 479 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 405 Comment
  UC1714505  Clematis pauciflora Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  POM293210  Cleome isomeris Lyman Benson 1945-3-29 11625 Riverside Canyon on Palm Springs Road, Colorado Desert, Little San Bernardino Mountain. 610 Comment
  RSA440809  Cleome isomeris Robert Gustafson 1981-4-7 2150 Riverside Salt Creek Wash, southern end of the Orocopia Mts. 91 Comment
  RSA440822  Cleome isomeris M. B. Dunkle 1932-3-25 s.n. Riverside Cabazon. Colorado desert. 457 Comment
  RSA49191  Cleome isomeris P. A. Munz 1949-4-13 13042 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  CSUSB872  Clytostoma callistegioides Paul E. Peterson, O. F. Clarke 1968-10-2 Riverside University of California (UCR). Lath house behind greenhouse #12 Comment
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May 3 2014
  UC2016491  Collinsia Richard Olmstead 1986-6-8 802 Riverside Growing in small moist draw in chaparral along Hwy. 243, ca. 1.1 miles north of Mountain Center. Comment
  POM229458  Collinsia concolor Philip A. Munz 1937-5-30 15090 Riverside sandy area north of Vandeventer Flat, Santa Rosa Mts. 1677 Comment
  POM305714  Collinsia concolor Henry J. Ramsey, Henry J. Ramsey 1939-4-22 1025 Riverside Hemet-Anza, Bautista Creek Road. Comment
  RSA0117460  Collinsia concolor Duncan S. Bell, Valentin Arvizu 2010-5-24 1100 Riverside San Bernardino National Forest: Garner Valley, approximately 3 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1386 Comment
  UCR195133  Collinsia concolor A. C. Sanders, Tim Thomas 2008-8-1 35961 Riverside Peninsular Range; San Jacinto Mtns., lower Coldwater Creek near Mountain Center, SSE of Keenwild Fire Station 1372 Comment
  UC52439  Collomia grandiflora Miss Ella Foster 1897-5-12 530 Riverside N. Fork S. Jacinto River San Jacinto Mt. Comment
  RSA776841  Colubrina californica Amber Swanson, Duncan S. Bell 2011-3-18 226 Riverside In canyon and hills about 3 airmiles SE of Desert Center, N of Chuckwalla 386 Comment
  RSA318528  Conium maculatum Patricia Wilder 1971-2-4 4914 Riverside By edge of vernal pool in northeast portion of Prado Park; east of Archibald Ave. 244 Comment
  SEINET3091303 Image available Convolvulus arvensis Ed LaRue 1989-4-20 Riverside Moreno Valley, old Riverside International Raceway on Day Street, ca 1/2 mi S of Hwy 60. Comment
  RSA588187  Conyza bonariensis D. L. Banks, Victor Steinmann 1995-7-10 0752 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along Wildhorse Trail, S of lower Arroyo Seco, NW of Wildhorse Peak. In major drainage that flows off NW flank of Wildhorse Peak. 610 Comment
  UC468806  Conyza canadensis F. M. Reed 1905-9-25 406 Riverside Terraces Ranch Comment
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Oct 20 2007
  POM1812  Corallorhiza maculata I. M. Johnston 1916-8-1 s.n. Riverside Round Valley, San Jacinto Mountains. 2744 Comment
  UCR243564  Coreopsis bigelovii Jim Andre, T. La Doux, R. B. Kelley 2011-5-4 21096 Riverside Southern Mojave Desert, Joshua Tree National Park, Long Canyon, upper watershed on east ridge, 1.1 mi south of radio tower, c. 6 mi. south of town center of Yucca Valley 1207 Comment
  POM15182  Coreopsis californica Mary F. Spencer 1922-4-10 653 Riverside Snow Creek prope [near] Palm Springs Comment
  RSA770693  Coreopsis californica Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4794 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  JOTR31012  Coreopsis californica var. californica La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1301 Riverside Joshua Tree National Park. Stop 7: Hexie Mountains, Pleasant Valley, along Geology Tour road loop, just south of where loop begins 1039 Comment
  UC1262274  Coreopsis californica var. californica C. W. Tilforth, J. Dourley, W. Wisura 1978-3-10 1502 Riverside 5 mi mw of Alberhill (along Hiway 71) 365 Comment
  JEPS20102  Corethrogyne filaginifolia Peter H. Raven with R. Snow 1957-7-26 11082 Riverside 6.5 mi n of road to Twin Pines Ranch (Banning to Idyllwild Road, San Jacinto Mountains); San Jacinto Mountains Comment
  SBBG45021  Corethrogyne filaginifolia I. W. Clokey with E. G. Anderson 1935-8-21 Riverside Keen Public Cmpgrd 1950 Comment
  UCSB6470  Corethrogyne filaginifolia Kamb, Peter 1948-10-21 Riverside Hall Canyon, San Jacinto Mts. 1645 Comment
  SBBG59853  Cornus sericea subsp. occidentalis R. Hoffmann 1929-9-7 Riverside San Jacinto Mtns 1524 Comment
  UCR113042  Cotula australis Mitch Provance 1998-3-26 276 Riverside Jurupa Mountains, Glen Avon Hts., Boulder Hill Park, 0.7 km west of Pyrite St. on north side of Granite Hill Dr. 305 Comment
  GMDRC6925  Crassula connata J. M. Andre 2015-3-2 31357 Riverside along Kolbe Rd (dirt), northwest end of Coachella Valley at foot of Little SnBr Mtns, 0.2 mi. west of intersection between Hwy 62 and Indian Avenue (road to Desert Hot Springs), 2.3 mi. south of San Bernardino county line. 529 Comment
  SDSU13920  Crassula connata Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2136 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of El Valle meadow. 646 Comment
  RSA71017  Cressa truxillensis F. W. Peirson 1922-5-21 4254 Riverside near foot of Jack Rabbit Grade. (south of Moreno) 427 Comment
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Mar 20 2011
  SD38405  Cressa truxillensis Edith A. Purer 1936-4-6 6880 B Riverside South of Elsinore Comment
  RSA314659  Crossosoma bigelovii R. F. Thorne 1983-4-23 55477 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  LA204871  Croton californicus Carl Epling; March 1927 sn Riverside Whitewater Pass, near Palm Springs Comment
  SDSU13473  Croton californicus James C. Dice, Virginia Moran 1987-11-28 760 Riverside Santa Margarita Ecological Reserve: Temecula Gorge, on north bank of Santa Margarita River at aqueduct crosing. T8S, R3W, SE 1/4 of NE 1/4 of Section 27. 250 Comment
  UCR166165  Croton californicus John F. Green 2005-2-10 s.n. Riverside Peninsular Range, E of Temecula, Rancho California, SE of intersection of Mesa Verdugo and Calle Vista, N of Pauba Valley and south of Buck Mesa 430 Comment
  UCR237692  Croton californicus Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4604 Riverside San Bernardino Mountains, Whitewater Canyon, along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center, Whitewater Trout Farm, in the vicinity of Bonnie Bell 526 Comment
  UCR240991  Croton californicus Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 55 Riverside Sonoran (Colorado) Desert, near Joshua Tree National Park, Coachella Valley, Dillon Rd. 4.21 miles north of Hwy 10 in Indio 91 Comment
  UCR258633  Croton californicus T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7898 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 1.3 mi north of Hwy 15 and Temescal Canyon 555 Comment
  UCR261489  Croton setiger A. C. Sanders, Katie Young, John Hale 2015-4-22 41582 Riverside San Gorgonio Pass, San Gorgonio River wash, SE of Cabazon, east of Elm St., c. 1.6 km south of I-10, 1.2 km NW (319 deg. ) of One Horse Spring 458 Comment
  SDSU5406  Cryptantha H. Wedberg 1962-4-20 909 Riverside About 1 mile SE of Pinyon Flats on road to Palm Springs. 1219 Comment
  CLARK-A1528-2210  Cryptantha angustifolia John C. Roos 1947-2-14 3254 Riverside Eagle Mountains Comment
  CSUSB989  Cryptantha angustifolia M. Quinlan 1974-4-18 S. N. Riverside Found in Riverside county about 4 miles from Palm Springs in the Agua Caliente Indian Reservation located in the San Andreas canyon. 304 Comment
  SBBG14709  Cryptantha angustifolia H. and M. Dearing -Mar-1926 Riverside near Salton Sea Comment
  UC280441  Cryptantha angustifolia E. E. Schellenger 1920-5-1 Riverside e of Mecca (Hayfields); Colorado Desert Comment
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Jun 18 2011
  UC729732  Cryptantha angustifolia Carl B. Wolf 1932-4-27 Riverside 17 mi e Mecca; Colorado Desert 152 Comment
  UCR148325  Cryptantha angustifolia John F. Green 2005-1-12 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  UCR242121  Cryptantha angustifolia Jim Andre 2011-2-9 15914 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
  UCR89569  Cryptantha angustifolia George K. Helmkamp 1994-3-10 42 11 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
  SEINET10455843  Cryptantha angustifolia David B. Dunn 1948-2-21 Dunn 3684 Riverside On same sheet as Dunn 2833, UMO 69397. Borage, large flrd. Pushawalla, a rain about 2 weeks earlier in wash. Hills still quite dry. Comment
  JEPS67490  Cryptantha barbigera W. I. Follett 1942-3-22 128 Riverside 10.5 mi e Mecca; Colorado Desert Comment
  NY43471  Cryptantha barbigera C. R. Annable 1995-3-10 2264 Riverside 1.6km S of Lake Cahuilla County Park Comment
  UCR130120  Cryptantha barbigera Scott D. White 2001-4-3 8273 Riverside Sonoran (Colorado) Desert, Shavers Valley, near the I-10 Freeway, c. 15 miles east of Indio junction of I-10 and Calif. SR 111, adjacent to powerline access roads at unnamed freeway exit accessing pump station 473 Comment
  POM96832  Cryptantha barbigera F. M. Reed 1926-3-3 5162 Riverside Wash of Whitewater River near Bridge on Hwy. Comment
  POM229462  Cryptantha barbigera var. barbigera P. A. Munz 1937-5-29 15102 Riverside Edge of Pinyon Flat, Santa Rosa Mts. 1220 Comment
  RSA136586  Cryptantha barbigera var. barbigera P. H. Raven 1960-5-6 12928 Riverside Along State Hwy 74, 15.6 miles SW of Palm Desert, San Jacinto Mtns. Comment
  UCR157719  Cryptantha barbigera var. fergusoniae John C. Roos 1948-4-24 3807 Riverside Eastern San Bernardino Mtns./Sonoran (Colorado) Desert, Whitewater Wash 549 Comment
  UCR214565  Cryptantha costata A. C. Sanders 2010-3-15 37407 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
  SEINET12280754  Cryptantha costata Unknown 1936-1 12813 Riverside foothills of San Jacinto Mts, S of Palm Springs Comment
  RSA0079100  Cryptantha cycloptera Steve Boyd, Orlando Mistretta 1986-3-13 1449 Riverside West side Palen Mts.: NE of Desert Center. Comment
  UCR116606  Cryptantha decipiens A. C. Sanders 2001-4-8 23978 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic Ave., north of flood control ditch 348 Comment
  RSA182347  Cryptantha intermedia J. D. Olmsted 1962-5-2 3445 Riverside By saddle just N of highest part of Box Spring Mountains. 777 Comment
  RSA674971  Cryptantha intermedia Scott D. White, Teresa Salvato 2001-6-8 8580 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. 335 Comment
  RSA699338  Cryptantha intermedia J. R. Bruff 1934-6-19 s.n. Riverside San Jacinto Mountains Comment
  RSA709643  Cryptantha intermedia J. Wear 1998-7-8 s.n. Riverside San Jacinto Mtns: Pine Meadow in eastern Garner Valley, R-Ranch, just east of Hwy 74, between Gold Hill and Thomas Mountain. 1372 Comment
  UCR174143  Cryptantha intermedia A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32576 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  VVC123  Cryptantha intermedia A. C. Sanders, J. Mac 1997-5-4 20637 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
  SDSU21778  Cryptantha juniperensis A. C. Sanders 2012-4-6 40006 Riverside Peninsular Range; Santa Ana Mtns. Area: Remescal Canyon, side canyon above washout along old (c. 1926) Corona-Elsinor RR route between I-5 and Temescal Cyn. Rd., c 10 miles south of Corona 319 Comment
  RSA337994  Cryptantha maritima F. R. Fosberg 1932-3-13 10624 Riverside Thousand Palm Canyon, Coachella Valley Comment
  SBBG6253  Cryptantha maritima H. and M. Dearing 1942-3-5 4807 Riverside bajada washes near Cathedral City Comment
  UC1063826  Cryptantha maritima H. S. Yates 1937-3-24 6460 Riverside Deep Canyon Thermal Quad. 609 Comment
  UCR103573  Cryptantha maritima George K. Helmkamp, E. A. Helmkamp 1998-2-18 2742 Riverside Chuckwalla Mtns, Graham Pass Rd, 10.6 mi. SSW of Chuckwalla Valley Rd. 488 Comment
  UCR275516  Cryptantha maritima D. E. Bramlet 2010-3-1 4451 Riverside Sonoran (Colorado) Desert, West Berdoo Canyon, Little San Bernardino Mtns., c. 6 air miles north of Indio 366 Comment
  JOTR34473  Cryptantha micrantha Andre, Jim 2012-4-16 20951 Riverside Joshua Tree National Park. Pleasant Valley; along Geology Tour Road at SW end of one-way loop at drainage below Pinyon Well. Approx. 7.5 mi south of Natl Park loop road (paved). 1094 Comment
  UCR214414  Cryptantha micrantha subsp. micrantha A. C. Sanders, Richard Dwerlkotte 2010-3-22 37504 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 2 mi. SE of Sidewinder Well, south of Palen Dry Lake, SW of Palen Mtns. 142 Comment
  SDSU20270  Cryptantha micromeres Adrienne D. Russell, Tahirch Linz & Matt Guilliams 2000-4-29 120 Riverside Santa Margarita Ecological Reserve, Temecula, insect trail, specific locality unknown, mapping project for plant taxonomy class. Comment
  UCR162877  Cryptantha muricata T. B. Salvato, Kelly Volansky 2003-3-27 125 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  UCSB38671  Cryptantha muricata Cowan, Clark 1978-4-23 Riverside 17.3 mi. (27.2 km.) S and W of Hwy. 74 from jct. w/ 111 at Indian Wells; Santa Rosa Mts. 1180 Comment
  RSA0079425  Cryptantha muricata var. jonesii P. A. Munz, I. M. Johnston 1922-5-21 5502 Riverside Kenworthy, San Jacinto Mountains. 1432 Comment
  JOTR34086  Cryptantha nevadensis var. nevadensis La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2981 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; narrow canyon with loamy slopes and rocky outcrops; 2009 burn area, below Lost Horse Mine Comment
  JOTR30796  Cryptantha pterocarya La Doux, Tasha 2008-2-4 1817 Riverside Joshua Tree National Park. Hexie Mountains, Porcupine Wash. Near road leading to Cottonwood. 745 Comment
  UC667384  Cryptantha pterocarya Annie M. Alexander and Louise Kellogg 1941-5-7 2137 Riverside Split Rock, Riverside and San Bernardino counties Joshua Tree National Monument 1310 Comment
Read comments
Oct 23 2011
  JOTR01184  Cryptantha pterocarya Cole, James E. 1941-4-13 566 Riverside Joshua Tree National Park. 1/2 MILE NORTH OF MEEK'S CABIN, PINTO PASS Comment
  HSC79081  Cryptantha racemosa G. K. Helmkamp 1984-5-5 - 4 Riverside Little San Bernardino Mtns., Big Morongo Canyon, 4 mi. below the caretaker's house at the Big Morongo Preserve 549 Comment
  SD28102  Cryptogramma acrostichoides Carl B. Wolf 1932-8-5 3978 Riverside Summit of San Jacinto Peak, San Jacinto Mountains 3310 Comment
  JEPS42629  Cucurbita foetidissima W. L. Jepson 1901-5-31 1569 Riverside Temescal Wash near Elsinore; Temescal Wash 335 Comment
  RSA593993  Cucurbita foetidissima D. L. Banks, Elizabeth Hedge Banks 1996-5-2 0937 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
  CDA39910  Cuscuta californica var. californica R. F. Thorne 1963-7-26 32821 Riverside Santa Ana Mountains; Cleveland National Forest, Trabuco District. 0 Comment
  CAS-BOT-BC224602  Cuscuta californica var. papillosa Lewis S. Rose 1946-12-23 46300 Riverside Cathedral Canyon Wash 182 Comment
  UC667263  Cuscuta denticulata Annie M. Alexander and Louise Kellogg 1941-5-23 2222 Riverside 3 mi ne Cottonwood Spring; Colorado Desert, Eagle Mountains 1066 Comment
  UCR93074  Cycloloma atriplicifolium A. C. Sanders, S. Ogg 1994-7-28 15171 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd. Bridge 243 Comment
  RSA77261  Cyclospermum leptophyllum O. F. Clarke 1953-4-3 s.n. Riverside Grounds of Citrus Experiment Station. Comment
  SEINET5624443 Image available Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2012-3-25 17525 .1 Riverside Northeast end of Chuckwalla Mountains, 11km SSE of Desert Center, 70km west of Blythe, two-track branching south from Corn Spring Road, 1.1 km W of Corn Spring Campground, 400m south of Corn Springs Wash; Pilot Mountain 1.5' USGS topographic quadrangle 527 Comment
  RSA666643  Cyperus difformis A. C. Sanders 2001-12-22 24891 Riverside Perris-Aguanga Basin: Perris, south side of Mildred St. between Redlands Ave. and Ruby St. 436 Comment
  CLARK-A1528-1  Cyperus eragrostis Fred B. Essig 1966-9-12 Riverside Riverside Comment
  UCR47859  Cyperus eragrostis S. J. Myers 1987-6-24 s.n. Riverside Peninsular Range, Murrieta Creek, at confluence with Temecula Creek, near the town of Murrieta 290 Comment
  UCR111756  Cyperus involucratus S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  RSA365119  Cyperus odoratus S. B. Parish 1913-9-20 8616 Riverside Mecca, Salton Sink. 58 Comment
  RSA667129  Cyrtomium falcatum A. C. Sanders, Steve Boyd 2000-11-30 23727 Riverside Riverside; Box Springs Mtns. foothills, Box Springs Canyon above Sheriff's Academy, north of Central Ave. 366 Comment
  POM11143  Cystopteris fragilis P. A. Munz 1922-7-6 6041 Riverside San Jacinto Peak, occasional at summit. 3287 Comment
  UCR108364  Cystopteris fragilis L. C. Wheeler 1961-6-20 7887 Riverside Peninsular Ranges; San Jacinto Mtns., W fork of Tahquitz Creek 2378 Comment
  UCR2296  Dactylis glomerata F. M. Reed 1933-5-15 s.n. Riverside San Bernardino Valley/Upper Santa Ana River region, Riverside, Terraces Ranch [547 Chicago Ave., near Arroyo Tequesquite] 290 Comment
  CDA1954  Dactyloctenium aegyptium B. Ballen 1983-11-22 Riverside North side of Avenue 48, 300 meters west of Hjorth Avenue, southwest of Indio. 0 Comment
  SEINET3133953  Dalea mollis S. B. Parish 1907-4-23 6105 Riverside Western border of the Colorado desert Comment
  SEINET4034479  Dalea mollis Bigelow, Foster; Cazier 1968-1 sn Riverside 3 mi. south of Rice. Comment
  UC724223  Dalea mollis Aven and Ruth Nelson 1939-3-29 3309 Riverside between Mecca and Hidden Springs Comment
  CAS-BOT-BC283042  Dasyochloa pulchella C. L. Hitchcock 1940-4-1 5907 Riverside 1 mi. below Cottonwood Spring, Joshua Tree Nat. Monument Comment
  JOTR34378  Datura wrightii Andre, Jim 2012-4-16 20898 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  RSA314625  Datura wrightii Robert F. Thorne, F. R. Fosberg, M. H. Sachet, Derral Herbst 1983-4-23 55419 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  RSA421893  Datura wrightii N. C. Cooper 1944-5-21 1233 Riverside Hemet. 549 Comment
  UC1929900  Datura wrightii Scott D. White 2004-4-26 10245 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Indian Creek Watershed. Lake Fulmore 7.5' Quad. Comment
  UC884555  Datura wrightii I. W. Clokey 1935-4-17 6876 Riverside Shavers Wells Comment
Read comments
Dec 13 2011
  UCR35272  Datura wrightii L. B. Ziegler 1964-9-2 27 Riverside San Jacinto Mountains, Pinyon Flats 1311 Comment
  RSA470787  Daucus pusillus Christopher Davidson 1977-5-25 5661 Riverside Mesa de Burro, Santa Rosa Plateau area 701 Comment
  RSA500206  Daucus pusillus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3538 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  SD137927  Daucus pusillus Darin L. Banks, Steve Boyd 1995-6-2 573 Riverside Northwest Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; north face of north peak of Agua Tibia Mountain. 890 Comment
  SD212453  Daucus pusillus A. C. Sanders 2006-5-19 32386 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bunday Canyon. 518 Comment
  UCR174459  Daucus pusillus A. C. Sanders 2006-5-19 32386 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  CAS-BOT-BC414250  Deinandra paniculata R. E. Riefner, Jr. 2014-8-27 14 -305 Riverside City of Riverside, Moreno Valley, Box Springs Blvd. ca. 0.3 mi N of Eastridge Ave., W of 215-Freeway 482 Comment
  SD137876  Deinandra paniculata Darin L. Banks, Steve Boyd 1995-10-26 829 Riverside Northwest Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; along the Woodchuck Trail. 940 Comment
  SD181704  Deinandra paniculata Scott D. White 1998-10-9 7170 Riverside Corona, near Bedford Canyon; site adjacent to housing tracts now under construction and proposed for same. 334 Comment
  UC297879  Deinandra paniculata David D. Keck 1926-9-30 264 Riverside 9.7 mi n Perris Comment
  RSA591819  Delphinium parryi E. W. Lathrop 1969-5-8 7016 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  UCR213831  Delphinium parryi Scott D. White, Justin M. Wood 2009-5-21 12846 Riverside San Jacinto Mountains, McMullen Flat area, 0.35 north on Valley Hi Drive, from intersection with Twin Pines Road 1201 Comment
  UC9215  Delphinium parryi subsp. maritimum H. M. Hall June, 1901 2287 Riverside vicinity of Chalk Hill San Jacinto Mountains 1615 Comment
  UCR79228  Delphinium patens subsp. hepaticoideum Steve Boyd 1992-4-15 6862 Riverside Santa Ana Mtns, San Mateo Canyon Wilderness: Bluewater Canyon along Bluewater Trail, downstream to the confluence with San Mateo Creek 488 Comment
  RSA0036467  Dendromecon rigida J. M. Andre 2012-6-15 30506 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
  RSA433551  Dendromecon rigida subsp. rigida N. C. Cooper 1944-6-17 1437 Riverside San Jacinto Mountain. West side. 1372 Comment
  UCR19015  Deschampsia danthonioides var. gracilis John C. Roos 1952-4-16 5543 Riverside Edgemont, near Box Springs 488 Comment
  RSA775098  Descurainia pinnata Duncan S. Bell, Michael Hee 2011-3-18 2055 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  JOTR37758  Descurainia pinnata subsp. glabra Hodges, Stephen R. 2016-2-29 714 Riverside Joshua Tree National Park. Pleasant Valley, off of Geotour Road near the Pushwalla Canyon trailhead Comment
  RSA0120624  Descurainia pinnata subsp. intermedia Duncan S. Bell, Thomas Stoughton 2016-3-15 8935 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; in the central part of the range, approximately 0.75 air mile east northeast from the summit of the range. 861 Comment
  UC501622  Dicentra chrysantha Frank W. Peirson 1924-7-29 5025 Riverside Banning-Idyllwild Road; San Jacinto Mts. 1767 Comment
  UC9924  Dicentra chrysantha Mrs. Gregory 1890-1 Riverside San Jacinto Comment
  UCR281800  Dicentra chrysantha Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-5-24 517- 127 Riverside Menifee Valley, Menifee, S. side of Bundy Canyon Rd., vicinity of 'Moss Road'. 527 Comment
  RSA527855  Dichelostemma capitatum subsp. capitatum Scott D. White 1991-5-10 91 -155 Riverside Hwy 79, immediately W of U. S. Forest Service campground at Dripping Springs. 549 Comment
  RSA560839  Dichelostemma capitatum subsp. capitatum Steve Boyd, Timothy S. Ross 1992-5-4 7183 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero. 732 Comment
  RSA151135  Dicoria canescens Peter H. Raven 1961-10-8 16840 Riverside Whitewater Wash along Snow Creek road near State Hwy 111. 351 Comment
  RSA503357  Dicoria canescens S. J. Myers 1988-10-18 s.n. Riverside Garnet Hill, N of Palm Springs, between the Southern Pacific railroad tracks and Hwy 10, E one-third of Granet Hill, SE to Palm Drive 206 Comment
  POM301714  Digitaria sanguinalis J. C. Roos 1937-8-17 2547 Riverside San Jacinto. Comment
  RSA0018416  Diplacus longiflorus var. longiflorus Scott D. White, Tasha La Doux 2000-4-20 7710 Riverside South of Hemet: 'Gibbel Flat' in the Santa Rosa Hills. 610 Comment
  RSA751357  Diplotaxis erucoides Steve Morgan 1998-3-18 s.n. Riverside weed in the UCR Botanical Garden, E side of the UCR campus 396 Comment
  CAS-BOT-BC195678  Distichlis spicata A. C. Sanders 1993-4-1 13659 Riverside Western edge of Hemet, 14 acre parcel at NE corner of intersection of Myers St. and Devonshire Ave., 3/4 mi. NE of the intersection of Florida Ave. (Hwy 74) and Warren Rd., just S of Tres Cerritos 460 Comment
  UCR250871  Distichlis spicata S. J. Myers 2014-4-29 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, c. 1.2 mi. SE of Mecca at intersection of 68th St. and Johnson Ave. -60 Comment
  CHSC110028  Ditaxis lanceolata Steve Boyd; Tammy Morgan, Aydee Virgen, Sarah DeGroot, 2004-5-14 11225 Riverside Colardo Desert; Chocolate-Chuckwalla Mountains region: Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. Comment
  JOTR33807  Ditaxis lanceolata La Doux, Tasha, B. Truesdell 2007-11-9 3324 Riverside Joshua Tree National Park. Eagle Mountains along south boundary of park, open bajada below mouth of Lost Palms Canyon (STOP 2) 601 Comment
  UCR260229  Ditaxis lanceolata A. C. Sanders, Jim Malusa 2015-3-11 41405 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, wide canyon along the Gasline Road c. 1/4 mile north of the Imperial Co. line, US Navy Chocolate Mountains Aerial Gunnery Range 459 Comment
  JOTR34025  Ditaxis neomexicana La Doux, Tasha, M. Harding 2010-4-7 2912 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View; in upper reaches of side canyon, approx. 1 mile north of park boundary Comment
  JOTR35055  Ditaxis neomexicana La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3507 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road. South-facing bajada with shallow Sonoran desert riparian corridors among desert pavement. Comment
  RSA608178  Ditaxis neomexicana Steve Boyd, Valerie Soza, Tasha La Doux 1997-10-13 10065 Riverside Colorado-Mojave Desert transition, Little Maria Mountains: Bajada at southwest end of Rice Valley, along Midland Road, just north of pass between Little Maria and Big Maria mountains. 274 Comment
  UCR163094  Ditaxis neomexicana B. G. Pitzer, G. R. Ballmer 2000-10-14 4224 Riverside Sonoran (Colorado) Desert, south of eastern Ford Dry Lake, c. 200 yards south of Hwy I-10 off gasline road at large wash, 1 mi. east of Ford Lake Rd. exit, c. 22 miles west of Blythe 110 Comment
  UCR72204  Ditaxis neomexicana Theo Glenn 1991-5-22 91- 73 Riverside Sonoran (Colorado) Desert, Arica Mountains, SW of Rice. 309 Comment
  RSA798843  Ditaxis serrata var. californica Duncan S. Bell, Amanda Bell, Evan Bell 2012-10-7 4344 Riverside Arica Mountains: collecting in narrow canyon in center of range within the Palen/McCoy Wilderness, approximately 2.25 air miles west of Priests Well, or approximately 6.75 air miles southwest of the ghost town of Rice. 429 Comment
  RSA691086  Dithyrea californica Scott D. White 2001-4-18 8361 Riverside Coachella Valley: Palm Springs. NE corner of Sunrise Dr. and San Raphael Dr. (Palm Springs) 152 Comment
  SBBG72431  Dithyrea californica R. C. and J. R. Robbins 1933-2-17 Riverside 20 mi S of Indio Comment
  SD140523  Dodecahema leptoceras Patricia Gordon-Reedy 1989-5-5 Riverside Ca. 10.5 miles east of I-15 along Hwy. 79. Hills directly north of Dripping Springs Campground and Hwy. 79; south of Vail Lake. 305 Comment
  RSA461476  Dodecatheon alpinum subsp. majus M. B. Dunkle 1933-7-22 3754 Riverside Tahquitz Valley. 2317 Comment
  SDSU21800  Downingia cuspidata Michael G. Simpson, Laura Benedict, Zack Principe, Lee Ripma, Nuri Benet-Pierce, Andy Siekkinen 2016-5-7 3980 Riverside Santa Rosa Plateau Ecological Reserve. Across street from vernal pool trail, ca. 4 miles north on road from Visitor's Center. 636 Comment
  UC10478  Draba cuneifolia W. G. Wright 1890-1 1757 Riverside Colorado Desert Comment
  POM160111  Draba cuneifolia var. integrifolia E. C. Jaeger 1927-3-23 s.n. Riverside Beal's Wall, Colorado Desert Comment
Read comments
Apr 16 2017
  UCR213857  Dryopteris arguta Scott D. White, Justin M. Wood 2009-5-22 12926 Riverside San Jacinto Mountains, Halfway Spring, accessed via Old Control Road 1159 Comment
  UCR101843  Dudleya B. G. Pitzer 1997-4-1 3043 Riverside Lakeview Mtns, c. 0.75 air mi. SSW of Mt. Rudolph, c. 1 air mi NE of Contour (Juniper Flats) Rd. 655 Comment
  CAS-BOT-BC411413  Dudleya lanceolata Reid Moran 1946-5-25 2057 Riverside S slope of Box Springs Mountain 548 Comment
  SEINET960008  Dudleya multicaulis Steve Boyd 1986-1 1838 Riverside Temescal Canyon: Terrace escarpment between Horsetheif wash and Indian Truck Trail, south of I-15 Comment
  SD232223  Dudleya pulverulenta Scott D. White, Justin M. Wood 2009-5-22 12930 Riverside San Jacinto Mts: Old Control Road, below Halfway Spring. 793 Comment
  RSA0041954  Dudleya pulverulenta subsp. arizonica Duncan S. Bell, Marcel Beffort 2014-4-22 6601 Riverside Chuckwalla Mountains; western end of Corn Springs wash/canyon; approximately 0.25 air mile south of Aztec Well. 622 Comment
  RSA397830  Dudleya saxosa G. D. Wallace 1964-4-26 s.n. Riverside Hwy 111 past Pinyon Flats. Comment
  CAS-BOT-BC109650  Dudleya saxosa subsp. aloides Reid Moran 1947-5-10 2181 Riverside Palms-to-Pines highway 1 mile east of Santa Rosa Summit. 1371 Comment
  JEPS49922  Dudleya saxosa subsp. aloides W. L. Jepson 1927-4-12 11668 Riverside Whitewater Bridge Colorado Desert, San Gorgonio Pass Comment
  RSA397784  Dudleya saxosa subsp. aloides Christopher Davidson, B. Gustafson 1977-4-7 5591 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
  RSA771357  Dudleya saxosa subsp. aloides Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4450 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
  UCR281810  Dysphania ambrosioides Mitch Provance 2012-11-9 1112- 11 Riverside San Bernardino Valley, Santa Ana River Bottom, vicinity of Tequesquite Creek, area W of the N end of Rudidoux Ave. and Old Ranch Rd. 229 Comment
  UCR241259  Echinocereus engelmannii var. engelmannii Jeffrey Ross 1998-4-21 s.n. Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, below mouth of Lion Canyon along the road toward the canyon from Deep Creek Rd. 569 Comment
  IRVC7933  Echinocereus engelmannii var. munzii R. H. Whittaker, W. A. Niering 1963-5-31 SJ 93 Riverside "Palm Canyon Road", off Palm to Pines Hwy. Peninsular Ranges, Santa Rosa Mountains 1220 Comment
  RSA370868  Echinochloa crus-galli R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61273 Riverside Sandia Canyon, De Luz-Murrieta Road 260 Comment
  UCR92277  Echinochloa crus-galli Scott D. White, S. Ogg 1994-10-17 2498 Riverside City of Temecula, Murrieta Creek channel at confluence with Santa Gertrudis Creek 320 Comment
  UCR92350  Echinochloa crus-galli Scott D. White, S. Ogg 1994-10-17 2468 Riverside Temecula Valley, Murrieta Creek, 1000-3000 ft. south of Winchester Road bridge (Banana Avenue) 317 Comment
  UCR199669  Eclipta prostrata Scott D. White, Lynn Stafford 2007-6-27 11751 Riverside Chino Hills State Park, Santa Ana River floodplain just below Prado Dam 137 Comment
  UCR15635  Eleocharis bella George K. Helmkamp 1978-6-1 s.n. Riverside Santa Ana Mountains, Santa Rosa Plateau, vernal pool 7 mi [west] of Murrieta near the origin of DeLuz Creek 671 Comment
  UC485123  Eleocharis macrostachya Carl V. Meyer 1928-7-30 580 Riverside Saunders Meadow San Jacinto Mountains Comment
  UCR256087  Eleocharis macrostachya G. D. Wallace 2003-7-8 4032 Riverside Peninsular Range; San Jacinto Mountains, Hidden Lake 2652 Comment
  POM319701  Eleocharis montevidensis var. montevidensis Patricia Wilder 1979-10-30 4834 Riverside Road on south side of Prado Flood Control Basin on east side of Prado Dam. East of Chino Hills. Santa Ana River Drainage Area. 152 Comment
  RSA612700  Eleocharis palustris Darin L. Banks 1997-3-29 1598 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
  SBBG101695  Eleocharis palustris S. Boyd, T. Ross 1991-6-14 6382 Riverside Warm Springs Crk at the NE end of Hogbacks ridge, from Alamos Rd, S to confluence with Adobe Spring tributary, 2-3 mi NW of Murrieta Hot Springs Comment
  UCR111564  Eleocharis parishii Mitch Provance 1999-5-4 1683 Riverside San Bernardino Valley Region, Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  VVC523  Eleocharis parishii A. C. Sanders, J. Mac 1997-5-4 20688 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek. 854 Comment
  RSA699627  Ellisia chrysanthemifolia Keith E. Hoffmaster 1934-4-8 s.n. Riverside Santa Ana Mts. Comment
  UCR207218  Elymus O. F. Clarke 2007-6-8 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  RSA570756  Elymus X gouldii Steve Boyd, Timothy S. Ross, J. Travis Columbus 1993-10-23 8196 -A Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Morrell Canyon along Morgan Trail (5W02). 878 Comment
  UCR202435  Elymus elymoides 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
  RSA741029  Elymus stebbinsii Scott D. White, Justin M. Wood 2008-6-17 12152 Riverside South of Hwy 79 near Keen Camp Summit. 1402 Comment
  CLARK-A1528-5011  Emmenanthe penduliflora John C. Roos 1937-6-7 2398 Riverside Comment
  CSUSB98  Emmenanthe penduliflora David M. Peterson 1966-3-13 660313 9 Riverside Little Morongo Creek canyon, 1 mile north of Morongo Valley (29 Palms Road) on southwest facing slope. 761 Comment
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Mar 28 2014
  RSA314457  Emmenanthe penduliflora Robert F. Thorne 1983-4-23 55466 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  RSA49178  Emmenanthe penduliflora P. A. Munz 1949-4-13 13055 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  SBBG6075  Emmenanthe penduliflora var. penduliflora C. H. Muller 1952-4-5 9493 Riverside White Water Cyn, 1 mi above White Water Comment
  RSA673474  Encelia actoni Scott D. White, Tasha La Doux 2000-4-20 7711 Riverside South of Hemet: 'Gibbel Flat' in the Santa Rosa Hills. 610 Comment
  SDSU3826  Encelia actoni H. Wedberg 1963-5-25 1066 Riverside 0.5 mile from Cranston Ranger Station on road to Mountain Center and Idyllwild, San Jacinto Mountains. 610 Comment
  RSA691956  Encelia californica Scott D. White, Michael Honer 2003-4-9 8979 Riverside Gavilan Hills: About 1 mile N of the I-15 Freeway and 1 mile east of Lake St. exit, on and around unnamed peak '2349.' 549 Comment
  CAS-BOT-BC131349  Encelia farinosa Aven Nelson; Ruth Nelson 1939-3-24 3250 Riverside In the lower part of Palm Canyon 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
  UC1777712  Encelia farinosa Donald W. Kyhos 1965-5-11 65 -211 Riverside mouth of Whitewater Canyon; Palm Springs Comment
  UCR138831  Encelia farinosa D. L. Banks 1997-4-5 1669 Riverside Agua Tibia Mtns., NW Palomar Mtns: Pechanga Indian Reservation. south of Dorland Mountain, just west of the Wilderness Area Boundary, along a tributary of the N fork of Pechanga Creek 640 Comment
  UCR226928  Encelia farinosa Jim Andre 2011-2-2 16210 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
  RSA26861  Encelia farinosa var. farinosa I. L. Wiggins 1941-3-24 9577 Riverside Along eastern side of Salton Sea, 2.7 miles south of Mortmar. Comment
  RSA615337  Encelia farinosa var. farinosa George K. Helmkamp, E. A. Helmkamp 1998-2-18 2695 Riverside Colorado Desert: Midland Road, 3.8 miles SE of Midland, Little Maria Mountains Comment
  RSA795739  Encelia frutescens Jim Andre 2012-3-18 21290 Riverside Palen Valley; along Rice Road (Highway 177) east of Coxcomb Mountains, 9.6 miles south of Highway 62. 208 Comment
  UCR214879  Encelia frutescens A. C. Sanders 2010-3-23 37549 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, at SW foot of Palen Mountains 130 Comment
  SEINET11174504  Ephedra aspera I. W. Clokey 1935-4-17 6514 Riverside Cottonwood Springs Comment
  LA6767  Ephedra californica S. Atsatt; 1926-4-17 sn Riverside Palm Springs Comment
  LA6769  Ephedra californica J. A. Ewan; 1932-4-8 7047 Riverside San Bernardino Mountains, Whitewater Canyon, about 3 mi above mouth Comment
  RSA383875  Ephedra californica Christopher Davidson, B. Gustafson 1977-4-7 5575 Riverside White water Canyon Rd., exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62. Near start of Angeles Crest Trail. 610 Comment
  SEINET10389795  Ephedra californica A. C. Sanders, Jim Malusa 2015-3-9 41358 Riverside Chocolate Mountains, along Gasline Road at major wash crossing 1.9 mi. south of Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range 686 Comment
  UCR91060  Ephedra californica Bern Schwenn 1994-4-17 s.n. Riverside Southern Mojave Desert, Joshua Tree National Monument. East side of the Hexie Mtns., SW of Bench Mark 2394, south of Pinto Mtn., & Pinto Basin Road 732 Comment
  RSA234109  Ephedra viridis Robert F. Thorne, R. Carolin 1967-3-21 41639 Riverside Joshua Tree National Monument: Cottonwood Springs 915 Comment
  SDSU3654  Ephedra viridis J. Godsil 1952-4-30 154 Riverside Palms-to-Pines Highway, on desert side 853 Comment
  UCR138594  Epilobium canum subsp. canum D. L. Banks 1996-11-7 1216 Riverside Agua Tibia Mountains, NW Palomar Mountains: Pechanga Indian Reservation, east of San Gabriel Church. At the end of the main road in the Reservation, 1.6 km east of the roads crossing with Pechanga Creek on the N fork of the creek, at the E end of the Reservation 415 Comment
  UCR21167  Epilobium canum subsp. canum Steve Boyd 1980-7-3 s.n. Riverside Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve 518 Comment
  CAS-BOT-BC171747  Epilobium canum subsp. latifolium Lewis S. Rose 1935-12-18 35656 Riverside Tahquitz Canyon, Palm Springs, Colorado Desert 182 Comment
  RSA448508  Epilobium canum subsp. latifolium N. R. Zabriskie, W. M. Zabriskie 1972-10-22 547 Riverside Cactus Spring Trail between Dolomite mine & Horsthief Canyon; N slope Santa Rosa Mountains. (E of site 13). 1098 Comment
  SD43540  Epilobium canum subsp. latifolium P. A. Munz 1946-10-20 11583 Riverside Edge of wash, in disintegrated granite; Cottonwood Springs, Joshua Tree National Monument. 1096 Comment
  UCR118182  Epilobium ciliatum Mitch Provance, Twoc Tran 1998-5-30 566 Riverside Jurupa Mountains, N end of 'Wilder's Canyon' (E fork of Pyrite Canyon), c. 0.25 miles SE of peak 1538. 351 Comment
  UCR39542  Epilobium ciliatum A. C. Sanders 1980-8-23 1748 Riverside San Jacinto Mountains, Black Mountain; c. 100 yards above Black Mtn. Campground along a small stream 2241 Comment
  RSA680526  Epilobium ciliatum subsp. ciliatum Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8647 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
  RSA633883  Epilobium glaberrimum Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38157 Riverside San Jacinto Mountains: San Bernardino National Forest. Lake Fulmor. 1616 Comment
  RSA162774  Epilobium oregonense J. D. Olmsted 1959-7-1 713 Riverside Wellman s Cienega along San Jacinto Pk. trail from Fern Valley NE of Idyllwild. Comment
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Jun 21 2008
  POM266631  Epipactis gigantea J. C. Roos 1942-5-2 1129 Riverside Cottonwood Springs, northern Colorado Desert. Comment
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Oct 9 2010
  UCD63467  Eragrostis mexicana subsp. mexicana F. M. Reed 1907-11-24 2000 Riverside Riverside and vicinity. Santa Ana River bottom near Chinese Gardens. Comment
  RSA316420  Eragrostis minor R. F. Thorne 1982-10-8 55392 Riverside Side canyon on W side of Whitewater Cyn, ca. 3.3 mi. N of Whitewater Post Office 595 Comment
  UC871300  Eremalche exilis Lewis S. Rose 1937-4-9 37102 Riverside Palm Springs 137 Comment
  UCR88118  Eriastrum eremicum A. C. Sanders, G. Nuhn 1995-4-20 16582 Riverside Sonoran (Colorado) Desert, Coachella Valley, near Fan Hill, NE of Dillon Road on an abandoned road, below Little San Bernardino Mtns. NE of 1000 Palms 549 Comment
  CAS-BOT-BC514472  Eriastrum eremicum subsp. eremicum Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  RSA0120104  Eriastrum eremicum subsp. eremicum A. M. Alexander, Louise Kellogg 1941-5-23 2219 Riverside Four miles northeast of Cottonwood Spring, Eagle Mountains. 1113 Comment
  RSA0120675  Eriastrum harwoodii Duncan S. Bell 2010-4-2 686 Riverside Arica Mountains: west side of mountain range within the Palen/McCoy Wilderness; approximately 2.5 air miles northwest of Priest Well; collecting along a steep sand ramp at the head of the main western drainage for the mountain range. 559 Comment
  UCR261506  Eriastrum sapphirinum A. C. Sanders, Jeff Crain, Nina Kidd 2015-5-19 41728 Riverside Temesal Canyon, west side of Horse Thief Canyon Rd. just south of DePalma Rd., Horsethief Canyon wash 392 Comment
  SD146197  Eriastrum sapphirinum subsp. sapphirinum A. C. Sanders, S. D. Boyd, et al. 1998-10-25 22281 Riverside Pine Meadow along Highway 74 in Garner Valley, 1.0 mile northwest of Highway 371 junction to Anza. 1441 Comment
  RSA0122971  Eriastrum sapphirinum subsp. sapphirinum R. S. Woglum 1927-10-20 1211 Riverside Santa Rosa Mountains. 1524 Comment
  POM13596  Ericameria cuneata E. C. Jaeger 1922-8-20 s.n. Riverside Long Valley to Palm Springs Trail 1372 Comment
  RSA606371  Ericameria cuneata Jon E. Keeley, J. T. Rothrock 1992-11-11 22533 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  CHSC84684  Ericameria cuneata var. spathulata John Dittes 2002-1-4 2 46 B Riverside Mojave Desert; Pinto Mountains, ca. 10 air-miles south of Twentynine Palms, 0.3 mile south of White Tank Campground. 1173 Comment
  UC36548  Ericameria linearifolia H. M. Hall 1899-5-23 1140 Riverside Kenworthy San Jacinto Mountains, Kenworthy (opening to desert, among rocks) 1219 Comment
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Mar 25 2011
  CAS-BOT-BC299121  Ericameria nauseosa var. mohavensis R. F. Hoover 1952-11-1 8274 Riverside Along summit ridge, Caliente Mt Comment
  SBBG62898  Ericameria nauseosa var. mohavensis J. E. Butner 1948-10-3 657 Riverside San Jacinto Mtns on St Hwy 74 Comment
  UCR120207  Ericameria palmeri var. pachylepis Mitch Provance 1998-3-5 192 Riverside Riverside, VABM 1031, Hill traditionally called 'Lionshead', but also referred to as 'Challen Hill', located near the corner of Harrison St. and California Ave. in the Arlington area 305 Comment
  RSA0104481  Ericameria teretifolia Duncan S. Bell 2015-9-30 8675 Riverside Santa Rosa Mountains; Little Pinyon Flat; collecting in a large drainage from Cactus Spring Trail to Horsethief Creek. 1246 Comment
  RSA487420  Erigeron foliosus Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  SEINET7062959  Erigeron foliosus A. G. Vestal 1947-6-13 s.n. Riverside About 5.2 miles northeast of De Luz in Sandia Canyon. UTM Zone 11, 476282mE, 3705489mN. (WGS84/NAD83). 263 Comment
  UC729659  Erigeron foliosus var. foliosus Carl B. Wolf 1932-5-25 3667 Riverside just above Fish Hatchery; No. Base of San Jacinto Mts., Snow Creek 670 Comment
  CAS-BOT-BC188973  Eriodictyon parryi H. M. Hall 1896-9-2 332 Riverside San Jacinto Mountains 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
  OBI26129  Eriogonum David J. Keil 1976-12-12 11907 Riverside Ca 5 mi E of Indio along I-10 Comment
  UCR140902  Eriogonum baileyi var. baileyi Virginia Moran 2003-9-1 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), east of Sage Road and south of Wilson Valley Road 675 Comment
  JEPS122476  Eriogonum davidsonii J. M. Andre 2012-6-15 30517 Riverside San Jacinto Mountains; along Highway 243, 8.6 miles south of Interstate 10 (Banning), just northeast o Hungry Hollow and Poppet Flat; San Bernardino National Forest. Lake Fulmor 7.5' Q. Comment
  JOTR34408  Eriogonum deflexum var. deflexum La Doux, Tasha, M. Harding, B. Truesdell, D. Shade 2012-9-25 3095 Riverside Joshua Tree National Park. Cottonwood Mountains; near Wood Spring Comment
  SEINET6170721 Image available Eriogonum deserticola Marjorie D. Clary 1933-1 2021 Riverside Along the South shore of Salton Sea -76 Comment
  SDSU6550  Eriogonum elongatum James C. Dice with J. D. Tenhunen 1987-9-9 722 Riverside Ca. 1.6 km NNW of Royal Oak Ranch. T8S, R3W, northeast 1/4 of northwest 1/4 of section 35. 390 Comment
  UC537241  Eriogonum elongatum var. elongatum M. E. Jones 1933-12-29 Riverside Palm Springs Comment
  CDA26817  Eriogonum fasciculatum var. flavoviride Mike Lahti 2008-12-1 PDR# 1509319 Riverside San Jacinto, 950 N. Ramona Blvd. at State St. 0 Comment
  RSA242186  Eriogonum fasciculatum var. foliolosum James L. Reveal, Caroline G. Reveal 1972-8-9 2848 Riverside Along California Highway 79 at the junction of Auld Rd. south of Winchester, on low hills on sandy soil. Comment
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Mar 20 2011
  UCR22011  Eriogonum fasciculatum var. foliolosum Steve Boyd 1980-5-11 230 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  POM178582  Eriogonum fasciculatum var. polifolium Marcus E. Jones 1930-3-15 s.n. Riverside Eagle Mountains. Comment
  POM197991  Eriogonum fasciculatum var. polifolium Donald A. Johansen, J. A. Ewan 1932-4-10 7048 Riverside Warrens Ranch at Whitewater. Comment
  RSA0117852  Eriogonum fasciculatum var. polifolium Sarah J. J. De Groot, Thomas Stoughton 2016-4-19 7801 Riverside Santa Rosa Mountains: Along Dunn Road between Haystack and Asbestos Mountains, east of Potrero Spring, near head of Dead Indian Creek. Southwest of Palm Desert and north of Highway 74 and Alpine Village. 1230 Comment
  RSA33572  Eriogonum fasciculatum var. polifolium N. C. Cooper 1944-5-6 1200 Riverside Whitewater Canyon. 457 Comment
  UCSB1524  Eriogonum fasciculatum var. polifolium Gray, Caroline 1956-4-14 Riverside The Devil's Garden; 3 mi off Hwy 99 Comment
  SBBG62102  Eriogonum gracile P. A. Munz, I. M. Johnston 1928-9-12 11255 Riverside Temescal Cyn Comment
  SD186297  Eriogonum gracile Andy C. Sanders, Mike Misenhelter 2005-6-15 30971 Riverside Sage-Aguanga Region; 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Road at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit 640 Comment
  UC56798  Eriogonum gracile E. A. Zumbo Oct, 1902 364 Riverside Riverside Comment
  UCR274187  Eriogonum gracile T. B. Salvato, Gregg Miller 2005-6-7 1441 Riverside Peninsular Range, Gavilan Hills, along Hill Top Drive, 1.7 mi NE ( 54.8 deg. ) of the Lake Street junction with Hwy I-15, and 1.8 miles west of El Toro Road, near benchmark 2349 695 Comment
  UCR5717  Eriogonum gracile Frank C. Vasek 1966-9-5 660905- 09 Riverside San Jacinto Mtns., 1 mile north of Mountain Center toward Idyllwild 1445 Comment
  RSA0125108  Eriogonum gracile var. gracile Duncan S. Bell 2016-10-27 10217 Riverside Whitewater Canyon area; collecting in Rainbow Canyon, 2.75 air miles northwest of the Whitewater Ranger Station (trout ponds). 1024 Comment
  UC1922848  Eriogonum gracile var. gracile Scott D. White 2005-7-6 11158 Riverside San Gorgonio Pass: Cabazon. Toeslope of San Jacinto Mtns. and adjacent alluvial fan west of San Gorgonio River and south of I-10 Freeway. Cabazon 7.5' Quad. Comment
  RSA759113  Eriogonum gracile var. incultum Robt. Allen, Linnell R. Allen 2008-7-27 s.n. Riverside Santa Ana Mtns, South Main Divide Road, 5.0 road miles SE of junction with Ortega Hwy (SR74). 938 Comment
  JEPS56815  Eriogonum inflatum E. E. Schellenger May 1920 Riverside Hayfields near Mecca; Colorado Desert Comment
  RSA701167  Eriogonum inflatum Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11230 Riverside Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station., Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. Comment
  RSA393595  Eriogonum inflatum var. deflatum Ora M. Clark 1929-3-17 1741 Riverside N. La Quinta, Colorado Desert. Comment
  JOTR37441  Eriogonum maculatum Hodges, Stephen, T. Green 2016-5-24 563 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Quail Mountain Complex; along social trail ascending from Quail Springs parking lot towards Johnny Lang Canyon (Stop 1). Comment
  RSA627524  Eriogonum molestum Scott D. White, Julie Greene 1998-8-1 6977 Riverside Idyllwild Area: Roadside uplands and meadows within residential community above/parallel to E bank of Strawberry Creek between crossing at Circle Drive and Humber Park. 1829 Comment
  UCR24945  Eriogonum molestum A. C. Sanders 1980-7-18 1639 Riverside San Jacinto Mtns., Thomas Mountain: Thomas Mountain Campground to the summit at the lookout 2073 Comment
  RSA752815  Eriogonum nudum subsp. pauciflorum A. C. Sanders, Tim Thomas 2008-8-1 35934 Riverside Coldwater Creek near Mountain Center, SE of Keenwild Fire Station 1402 Comment
  CAS-BOT-BC269782  Eriogonum nudum var. pauciflorum Carl B. Wolf 1932-8-5 3986 Riverside San Jacinto Mts. On trail from Tahquitz Valley to San Jacinto Peak, between 1st and 2nd wet meadow 2743 Comment
  SD67901  Eriogonum nudum var. pauciflorum Reid Moran 1968-8-3 15347 Riverside ridge 1 mile NW of Toro Peak, NE slope 2250 Comment
  UCR272168  Eriogonum nudum var. pauciflorum Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8570 Riverside Santa Rosa Mountains, along Forest Service Road 7S02 c. 0.7 air mile west of the summit of Santa Rosa Mountain 2253 Comment
  UC1929883  Eriogonum pusillum Scott D. White, Michael Honer 2003-5-13 9244 Riverside SAN BERNARDINO MTNS: Whitewater Canyon, ca. 2 miles north of Bonnie Bell. Open wash & alluvial benches. Comment
  CAS-BOT-BC253017  Eriogonum reniforme Noel H. Holmgren; Patricia K. Holmgren; Ruth E. Kern 1973-3-23 6479 Riverside At the south entrance to Joshua Tree National Monument, near Interstate 10, 24 mile seast of Indio 548 Comment
  JOTR31060  Eriogonum saxatile La Doux, Tasha, Maria Harding, Mark Wheeler 2010-5-20 2043 Riverside Joshua Tree National Park. Little San Bernardino Mountains, above Lower Covington Flats; STOP 2: steep rocky canyon heading up to west side of Quail Mountain region Comment
  UCR243512  Eriogonum saxatile Jim Andre, T. La Doux, R. B. Kelley 2011-5-4 21083 Riverside Southern Mojave Desert, Joshua Tree National Park, Long Canyon, up side canyon approx. 400 m. west of main canyon drainage 1172 Comment
  CAS-BOT-BC263508  Eriogonum thomasii Frank W. Peirson 1927-4-12 7171 Riverside Foot of canyon, Painted Canyon Comment
  CAS-BOT-BC263533  Eriogonum thomasii S. B. Parish 1906-5-1 440 -6741 Riverside Colorado Desert at Palm Springs Comment
  CAS-BOT-BC263548  Eriogonum thomasii John Thomas Howell 1928-3-24 3534 Riverside Painted Canyon, Colorado Desert Comment
  RSA796827  Eriogonum thomasii Jim Andre 2012-4-11 20784 Riverside Joshua Tree National Park; NW Eagle Mountains, along dirt road to Black Eagle Mine, 0.7 miles east of road to Cottonwood Spring (Utah Trail), 34 miles south of Highway 62 at 29 Palms. 730 Comment
  UC912800  Eriogonum thomasii Alice Eastwood 1913-4-30 3059 Riverside Palm Springs Comment
  UC1785038  Eriogonum thurberi Marjorie Clary 1932-5-25 1036 Riverside Berdoo Canyon, Little San Bernardino Mountains 1158 Comment
  SEINET6894828  Eriogonum thurberi Wanda P. Vestal, A. G. Vestal 1955-4-21 s.n. Riverside Just west of Perris at base of Gavilan Hills. Comment
  UCSB24382  Eriogonum wrightii Wheeler, Louis 1933-12-1 Riverside Mouth of Tahquitz Canyon; San Jacinto Mts 152 Comment
  RSA334999  Eriogonum wrightii var. membranaceum Steve Boyd 1985-10-5 1190 Riverside Harford Springs Co. Park, north edge of the Gavilan Plateau of the Gavilan Creek drainage system on the Plateau. 610 Comment
  JEPS56121  Eriogonum wrightii var. nodosum Marjorie D. Clary 1932-12-13 771 Riverside 15 mi nw Indio (base of mountains in Deep Canyon); Colorado Desert, Deep Canyon 304 Comment
  RSA125850  Eriogonum wrightii var. nodosum E. K. Balls, Percy C. Everett 1957-11-13 22799 Riverside Snow Creek, n. side of valley 701 Comment
  CAS-BOT-BC261930  Eriogonum wrightii var. subscaposum S. B. Parish; W. F. Parish 1880-8-1 595 Riverside San Jacinto Mts Comment
  SEINET10854353  Eriophyllum ambiguum A. K. Evans 1976-4-13 Evans 5202 Riverside Desert canyons of Santa Rosa Mountains Comment
  CAS-BOT-BC297351  Eriophyllum confertiflorum P. C. Everett 1935-6-18 7185 Riverside Santa Ana Mts, main divide motorway to Santiago Peak, 1 mile from Ortega Highway 731 Comment
  CAS-BOT-BC297356  Eriophyllum confertiflorum E. W. Lathrop 1960-5-6 4802 Riverside 10 miles W of Murrieta Comment
  RSA695582  Eriophyllum confertiflorum Keith E. Hoffmaster 1937-6-6 774 Riverside Palms to Pines road near Keen Camp. PR4. Comment
  SEINET2051199 Image available Eriophyllum multicaule Ricardo Montijo 1990-4-27 Riverside Rancho California area: E. of Santa Rosa Plateau, Green Meadow Road off de Portoloa. Sage 7.5 610 Comment
  UCR249827  Eriophyllum multicaule T. B. Salvato, John Lovio 2013-3-19 7366 Riverside Perris-Aguanga Basin, Menifee Valley, Los Alamos Road at its crossing of Warm Springs Creek, and hill west of Jeanette Drive 402 Comment
  CAS-BOT-BC302039  Eriophyllum wallacei H. M. Hall 1899-5-25 1179 Riverside San Jacinto Mountains. Coyote Canon [Canyon], El Toro Mt. Comment
  POM14085  Eriophyllum wallacei P. A. Munz, D. D. Keck 1922-4-14 4981 Riverside 10 mi. west of Indian Wells. Along the Whitewater Wash. 91 Comment
  RSA27861  Eriophyllum wallacei C. L. Hitchcock 1940-3-30 5879 Riverside Cottonwood Spring. Comment
  UCR882  Eriophyllum wallacei S. C. Anderson 1957-4-14 s.n. Riverside Santa Rosa Mtns., Deep Canyon, south of Palm Desert. 305 Comment
  RSA604865  Erodium botrys Scott D. White 1995-3-30 2634 Riverside Just west of Box Springs Blvd, east of Sycamore Canyon Park. 457 Comment
  RSA612782  Erodium botrys D. L. Banks, Victor W. Steinmann 1997-3-13 1420 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
  UCR136250  Erodium brachycarpum A. C. Sanders 2004-4-20 27571 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  UCR97436  Erodium brachycarpum A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19842 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  RSA198940  Erodium brachycarpum Robert F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37435 Riverside Santa Rose Plateau: Mesa de Colorado, Rancho California. 671 Comment
  POM10412  Erodium texanum Charlotte M. Wilder 1905-4-2 34 Riverside Wilders Canyon, Jurupa Hills near Riverside. Comment
  SEINET13752389  Erodium texanum Heather Breakiron 2017-3-21 1 Riverside 11 miles southwest of Blythe, CA Comment
  UCR112971  Erodium texanum B. G. Pitzer, T. Tennant 1998-2-21 3537 Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake, on the lakebed, 1/2 to 3/4 mi.le SE of the pumping station 412 Comment
  CAS-BOT-BC54338  Erysimum capitatum Ynez Whilton Winblad 1937-4-23 s.n. Riverside Pines to Palms Highway. Mount San Jacinto. Comment
  CAS-BOT-BC54339  Erysimum capitatum Roxana S. Ferris; Ruth P. Rossbach 1938-5-20 9659 Riverside 6 miles form Pinon Flat Public Camp on road to Hemet on State Highway #74. Comment
  SD229114  Erysimum capitatum var. capitatum Dick Schwenkmeyer 2012-4-18 698 Riverside Mt. San Jacinto: Vista Grande, 1.1 mile northwest of U.S. Forestry station on Highway 243, north of Idyllwild. High granite ridge overlooking Gorgonio Pass to the north and Hemet to the west. 1540 Comment
  RSA0019317  Erythranthe guttata G. R. Campbell 1951-5-30 16146 Riverside Canyon above meadow, Pine Meadow Ranch, southeast of Kenworthy. Comment
  CLARK-A1656-727  Eschscholzia californica Alice Wilkinson 1981-3-14 Riverside Palm Springs Comment
  JOTR38680  Eschscholzia papastillii Hodges, Stephen R. 2017-2-7 696 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
  UCD96486  Eschscholzia papastillii Shannon M. Still; Jennifer R. Still, Charles M. Still 2008-2-14 253 Riverside California. Riverside County: Joshua Tree National Park. 857 Comment
  JOTR31872  Eschscholzia parishii La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2126 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  JOTR38684  Eschscholzia parishii Hodges, Stephen R. 2017-2-7 700 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
  UCSB3659  Eschscholzia parishii Haller, John 1957-3-23 Riverside at the mouth of Morongo Canyon; ca 8 mi. N of US 99 & o air mile S. of Riverside-San Bernardino Co. line 762 Comment
  CHSC98094  Eucalyptus A. C. Sanders 1988-5-29 7878 B Riverside University of California, Riverside. Botanic Garden. Australian Section, gred cell P-5 (near O-4). 366 Comment
  RSA736788  Eucalyptus camaldulensis Scott D. White, Angelia Carey 2004-7-2 10599 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  SBBG119971  Eucalyptus camaldulensis A. C. Sanders with O. F. Clarke 1991-6-10 11123 Riverside Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River; Riverside 238 Comment
  UCR234267  Eucalyptus camaldulensis A. C. Sanders, John F. Green 2012-3-20 39978 Riverside Peninsular Range; Elsinore Trough, Lake Elsinore, Collier Ave. at 3rd St., just south of I-15 Fwy 389 Comment
  RSA0012569  Eucalyptus camaldulensis Steve Boyd, T. S. Ross 1992-2-21 6671 Riverside Southern Santa Ana Mountains, San Mateo Cyn Wilderness Area. Potrero de la Cienega area along Morgan Trail from Morrell Canyon south 701 Comment
  UCR3345  Eucrypta chrysanthemifolia var. chrysanthemifolia T. R. Plumb 1964-4-9 s.n. Riverside Box Springs Mtns, Box Springs Mt., 1 mi SE of Dog Lady's house [old house near crest of range, c. 33 deg. 58' 53'N, 117 deg. 17' 28'W, along road from Pigeon Pass; later park ranger's house] on S fork of road 762 Comment
  UCR91593  Eucrypta chrysanthemifolia var. chrysanthemifolia D. L. Banks, Steve Boyd 1995-4-5 159 Riverside Agua Tibia Mountains, Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn, east of the Dripping Springs Alcove, east of the Dripping Springs Trail, in the N flowing drainage that empties into Arroyo Seco. 549 Comment
  UC1714338  Euonymus occidentalis var. parishii Eubank Carson Aug. 1921 Riverside San Jacinto Mts., Dark Canyon Comment
  SD136852  Euphorbia albomarginata Steve Boyd, Tim Ross 1992-6-10 7638 Riverside So. Santa Ana Mountains, San Mateo Canyon Wilderness Area; San Mateo Canyon nr. 'Potrero Escondido', isolated area of low relief topping the ridge system due W of the junction of Tenaja Rd & Los Alamos Rd @ join of Los Alamos Ck. W/main trunk San Mateo Ck 669 Comment
  UCR239824  Euphorbia hirta O. F. Clarke 2007-6-8 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  SEINET1004496  Euphorbia ophthalmica A. C. Sanders, G. K. Helmkamp 1996-1 17979 Riverside Coachella Valley: Palm Springs, shopping center at SE corner Raquet Club Dr. and Palm Canyon Dr. 189 Comment
  UCR113225  Euphorbia polycarpa A. C. Sanders 1997-11-25 21623 Riverside Skinner/Domenigoni region, S of Hemet, Eastside Reservoir site, at N foot of eastern dam, E end of 'North Hills', c. 0.9 mi. NNE of site of Searl Ranch 530 Comment
  UCR137038  Euphorbia polycarpa A. C. Sanders 2004-5-5 27777 Riverside Gavilan Hills, route of proposed realignment of Gavilan Rd., SSW from Multiview Rd. intersection, c. 0.25 mi. NNW of Harford Spring, c. 1.2 mi. NE of Gavilan Peak 579 Comment
  UCR188697  Euphorbia polycarpa J. M. Stewart 1989-10-17 618 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, c. 10 mi west of Wiley's Well 305 Comment
  UCR214573  Euphorbia polycarpa A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37854 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., 0.8 mi. north (09 deg. ) of intersection of I-15 and Lake St. 482 Comment
  UCR214906  Euphorbia polycarpa A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37678 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on N side of I-15, near Temescal Canyon Rd. undercrossing and N of Concordia Ranch Rd. 402 Comment
  UCR239869  Euphorbia serpillifolia O. F. Clarke 2004-5-8 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  JOTR36443  Euphorbia setiloba La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3413 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
  UCR101220  Eustoma exaltatum L. C. Wheeler 1955-6-10 7151 Riverside Sonoran (Colorado) Desert, Colorado River at John's Boat Landing Comment
  UCR55324  Eustoma exaltatum C. Butsch 1988-7-7 s.n. Riverside Rubidoux, Rancho Jurupa Park. Comment
  SD137891  Euthamia occidentalis Darin L. Banks, Steve Boyd 1995-10-17 805 Riverside Agua Tibia Mountains, Agua Tibia Wilderness Area, Along lower Arroyo Seco, south of the Dripping Springs Campg, just west of Metasedimentary 525 Comment
  SEINET8720621 Image available Fagonia chilensis Helen K. Sharsmith 1952-1 4062 Riverside Larrea-Olneya association. Northwest base of Chuckawalla Mountains seven miles south of Highway 60-70. 533 Comment
  CAS-BOT-BC171038  Fagonia laevis A. C. Sanders; E. J. Lawlor 1992-4-4 12086 Riverside Within 1/2 mile of McCoy Spring, alluvial slopes below and to the south and canyon bottom above the spring - McCoy Mountains 243 Comment
  CAS-BOT-BC171043  Fagonia laevis Duncan M. Porter 1961-12-28 752 Riverside Ca. 1 mile E of Desert Center on Highways 60 and 70. Comment
  JOTR35084  Fagonia laevis La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3535 Riverside Joshua Tree National Park. Southern end of Coxcomb Mountains with metasedimentary rocks; exposed ridge with rocky outcrops Comment
  JOTR36087  Fagonia laevis La Doux, Tasha, A. Johnson, A. Miller, T. Vaughn 2007-10-25 3314 Riverside Joshua Tree National Park. Pinto Mtn foothills, San Bernardino Wash, approx. 0.75 km south of Sunset Mine (STOP4). 475 Comment
  POM10036  Fagonia laevis Charlotte M. Wilder 1907-4-9 778 Riverside border of warsh from Palm Canyon. Colorado Desert Comment
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Mar 12 2011
  RSA278974  Fagonia laevis Barry A. Prigge, L. Martinez 1978-3-23 2428 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  SEINET885157  Fagonia laevis A. C. Sanders, Pitzer, Charlton, Kniffen 1986-1 6100 Riverside Corn Spring, Chuckwalla Mountains, wash below the spring and wash and rocky to the south. 487 Comment
  UC963827  Fagonia laevis Helen K. Sharsmith 1952-4-11 4062 Riverside nw base Chuckwalla Mountains (7 mi s of Highway 60-70); Colorado Desert 533 Comment
  UCR244887  Fagonia laevis A. C. Sanders, T. B. Salvato 2012-10-12 40404 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass, 7.6 km (c. 4.5 mi.) above the road to Chuckwalla Spring on Graham Pass Rd. 387 Comment
  UCR245241  Fagonia laevis Jim Andre 2012-3-19 21332 Riverside Sonoran (Colorado) Desert, north end of Chuckwalla Mountains at Jaeger Nature Sanctuary, 1.5 mi. south of junction Eagle Mt Rd and I-10 freeway 411 Comment
  UCR75058  Fagonia laevis A. C. Sanders, E. J. Lawlor 1992-4-4 12086 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  UCR89547  Fagonia laevis George K. Helmkamp 1994-3-10 43- 3 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
  CAS-BOT-BC173165  Fagonia pachyacantha Steve Boyd; Tammy Morgan; Aydee Virgen; Sarah De Groot; Valentin Arvizu; Tim Thibault 2004-5-14 11237 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region: Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road... Comment
  SEINET3005077  Fagonia pachyacantha G. Rink 2011-5-1 10515 Riverside North side of the Chuckawalla Mountains near Chuckawalla Spring 505 Comment
  UCSB4264  Ferocactus cylindraceus Gray, Caroline 1956-4-14 Riverside Devil's Garden; 3 mi. off Highway 99 Comment
  UCR92643  Festuca arundinacea Steve Boyd 1985-7-23 1016 B Riverside Peninsular Range, De Luz Road, 8 mi west of Rancho California. Side canyon of Sandia Creek 305 Comment
  UCR2430  Festuca microstachys F. M. Reed 1907-4-4 1270 Riverside City of Riverside. Arroyo Tequesquite Comment
  UCR92504  Festuca myuros S. J. Myers 1996-1-16 s.n. Riverside Perris Basin, 2 mi NE of Perris, flood control channel between Perris Blvd, & Murrieta St., parallel to Nuevo Rd c. 1/4 mi N. 442 Comment
  RSA586504  Filago californica D. L. Banks, Steve Boyd 1995-5-9 0335 Riverside NW Palomar Mountains; Agua Tibia Mountains; N of the Cleveland National Forest and the Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. 732 Comment
  UCR167298  Filago californica Scott D. White, Jennifer H. Jones 2005-5-24 11096 Riverside Banning Pass area, Cabazon: San Gorgonio River wash and adjacent alluvial flats and benches to W 610 Comment
  UCR167418  Filago californica 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
  RSA192327  Filago gallica H. A. Zuill 1966-6-29 267 Riverside about 2 miles west of Murrieta. Comment
  RSA387343  Filago gallica Steve Boyd 1986-5-1 1809 Riverside Perris-Aguanga Basin region SW Perris Basin, Hill west of Skunk Hollow. Comment
  UCR133668  Filago gallica Chet McGaugh 2003-5-10 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  RSA621905  Foeniculum vulgare Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-2 3223 Riverside Vail Lake area, riparian woodland area at N end of Kolb Creek, near campground. 457 Comment
  JEPS42931  Forestiera pubescens C. B. Clokey, I. W. Clokey, and B. Templeton 1930-4-15 4622 Riverside Gavilan Peak 550 Comment
  RSA0018439  Frangula californica subsp. cuspidata Anstruther Davidson 1892-05 s.n. Riverside Banning. Comment
  SD225090  Frangula californica subsp. tomentella Scott D. White 1996-8-16 4485 Riverside Idyllwild Area: SW of Pine Cove and W of Bear Trap Cyn, in watershed above Alvin Meadows (tributary to Toll Rd. Cyn.) 1700 Comment
  CAS-BOT-BC211662  Frankenia salina Peter H. Raven; Sidney R. Snow 1956-6-30 9530 Riverside 4.7 miles east of Temecula on Highway 71 Comment
  UCR130707  Frasera parryi George K. Helmkamp, E. A. Helmkamp 1998-6-27 4071 Riverside San Jacinto Mtns., Garner Valley, along Hwy 74 at Morris Ranch Rd. 1372 Comment
  CAS-BOT-BC217646  Fraxinus dipetala P. C. Everett 1935-6-17 7164 Riverside Coldwater Canyon Trail to Santiago Pk., 2 mi. above Glen Ivy Resort, Santa Ana Mts. 609 Comment
  UC723892  Fraxinus dipetala Joseph Andorfer Ewan 1933-3-19 10897 Riverside Tin Mine Canyon Santa Ana Mountains Comment
  UCR264473  Fraxinus dipetala S. J. Myers, Vesta A. Myers, Bill Hopson 2015-1-2 1074 Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon, lower part of canyon, near Corona 427 Comment
  UCR1227  Fritillaria biflora Martha McCarthy 1960-3-27 s.n. Riverside Santa Ana Mtns, along Tenaja Road, 2.8 mi. west from junction with Washington Avenue in Murrieta Comment
  UCR35303  Fritillaria biflora L. B. Ziegler 1978-3-22 579 Riverside Hills near Skinner Lake, Auld Valley area 457 Comment
  RSA494647  Funastrum cynanchoides var. hartwegii B. L. Phillips 1988-6-2 s.n. Riverside E Riverside, near Creek on W side of Box Springs Mt. Comment
  RSA717623  Funastrum hirtellum Scott D. White, Andrea Warniment Edwards 2006-3-29 11276 Riverside Eastern Coachella Valley a few mi E of Indio. Proposed I-10 Freeway / McMaughton Parkway Interchage, N of I-10 Freeway. 91 Comment
  SD258845  Funastrum hirtellum Sarah J. De Groot, Cheryl Sevilla 2016-3-16 7649 Riverside Mecca Hills, side road MC 093 from Little Box Canyon Road.Side canyon forking north from Little Box Canyon, east of Box Canyon. East side of Mecca Hills, eastnortheast of Mecca. 281 Comment
  CLARK-A1528-3945  Galium angustifolium Charles S. Papp 1964-6-6 507 Riverside Cleveland National Forest 853 Comment
  JEPS56034  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and Clare Hardham 1965-6-18 4135 Riverside on Route R1 s Idyllwild; Keenwild Station Comment
  JEPS56083  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and G. L. Stebbins 1966-6-19 4276 Riverside on road to Santa Rosa Mountain 1.8 mi above Mountain Home Spring (w-facing slope) Comment
  JEPS7861  Galium angustifolium subsp. angustifolium Carl V. Meyer 1928-7-30 579 Riverside Saunder's Meadow San Jacinto Mts. 1706 Comment
  RSA0013154  Galium angustifolium subsp. angustifolium LeRoy Gross, Duncan S. Bell 2013-4-30 6037 Riverside Surveyed from Apela Drive, right at junction of road to sewage disposal ponds, south to Strawberry Creek. Started near 33.73367N, 116.75074W. And ended at 33.72912N 116.75098W. Collection site near 1510 Comment
  RSA202686  Galium angustifolium subsp. angustifolium L. T. Dempster, G. Ledyard Stebbins 1966-6-19 4276 Riverside Above Mountain Home Spring, 1.8 miles on road to Santa Rosa Mountain. Comment
  SDSU12854  Galium angustifolium subsp. angustifolium Janet M. Knotts with Jill Steinberg 1998-4-22 22 IV1998C Riverside A few feet east of stream on north side of footpath, approximately 1/2 mile northwest of SDSU Santa Margarita Field Station, north of Santa Margarita River. 354 Comment
  SDSU14282  Galium angustifolium subsp. angustifolium Ryan Jacobson, Jeremy Mass 2000-4-19 7 Riverside Santa Margarita Ecological Reserve. Near banks west bank of Stone Creek, about 1 mile north east of south-side facility. 177 Comment
  RSA500216  Galium angustifolium subsp. gracillimum Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-5-7 3527 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  RSA543749  Galium angustifolium subsp. gracillimum Steve D. Boyd, Tim S. Ross, Mike Hammit 1991-5-2 6053 Riverside Vail Lake region, SW and W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  RSA695500  Galium angustifolium subsp. jacinticum Valerie L. Soza, Naomi S. Fraga, Sarah Swartzentruber 2003-6-25 1696 Riverside Fuller Mill Creek just N of junction with Dark Canyon. 1494 Comment
  CLARK-A1528-828  Galium aparine Fred B. Essig 1967-5-7 Riverside Box Springs Mountain 457 Comment
  RSA615100  Galium aparine D. L. Banks 1997-3-29 1579 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
  UC28175  Galium aparine H. M. Hall June 1901 2283 Riverside Strawberry Val. San Jacinto Mts. Comment
  UCR1110  Galium aparine R. L. Webster 1957-4-26 s.n. Riverside Riverside; Fairmont Park, 100 yards west of Evans Lake, just south of road/path to river 244 Comment
  RSA701504  Galium californicum subsp. primum Naomi S. Fraga, Sarah J. De Groot 2004-7-7 1298 Riverside Along Chimeny Flats Road (5S06) near intersection with Red Hill Road (5S10), on the way to Alvin Meadows. 1463 Comment
  JOTR35080  Galium stellatum La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3531 Riverside Joshua Tree National Park. Southern end of Coxcomb Mountains with exposed metasedimentary rocks; narrow drainages surrounded by loose rocky slopes Comment
  CAS-BOT-BC217641  Galium stellatum subsp. stellatum I. M. Johnston 1917-4-4 1039 Riverside Palm Canyon 304 Comment
  UC1375312  Garrya flavescens Larry E. DeBuhr 1972-3-23 529 Riverside Santa Rosa Mts. San Bernardino National Forest (across the valley from Santa Rosa Springs, on s-facing slope below the TV transmitter station) 2316 Comment
  UCR208932  Garrya flavescens Larry E. DeBuhr 1972-3-23 529 Riverside Peninsular Range, Santa Rosa Mountains, San Bernardino National Forest, across the valley from Santa Rosa Springs, below TV transmitter station 2317 Comment
  UCD121188  Garrya veatchii R. N. Raynor 1933-3-31 s.n. Riverside Southeast slopes of Mt. San Jacinto. Comment
  CAS-BOT-BC303565  Geraea canescens Scott D. White; Pam Devries 1998-2-9 6071 Riverside Coachella Valley. La Quinta / Palm Desert Area: Whitewater River Channel at and near Miles Ave crossing 30 Comment
  RSA682855  Geraea canescens Scott D. White 2003-3-20 8827 Riverside Coachella Valley: Immediately north of the I-10 / Jefferson Av. freeway interchange. 12 Comment
  RSA719040  Geraea canescens Michael Honer 2005-3-11 2060 Riverside Rice Valley; 4.5 mi. SSE of Rice; 1.5 mi. E of ATSF railway. 220 Comment
  RSA780572  Geraea canescens Stephanie Rockwood, Christi Gabriel 2011-11-1 194 Riverside Pallen Dunes Road, Ford Dry Lake area. I10 exit 217. Chuckwalla Valley. 107 Comment
  UC489175  Geraea canescens C. V. Meyer 1928-5-25 418 Riverside s Oasis; Colorado Desert Comment
  RSA391014  Geranium richardsonii M. B. Dunkle 1933-7-22 3748 Riverside Tahquitz Valley. 2317 Comment
  UCR126261  Gilia Nathan Moorhatch, John Green 2003-4-2 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, Whitewater River channel at Date Palm Drive in Cathedral City 91 Comment
  RSA356760  Gilia angelensis R. F. Thorne 1973-5-23 45533 Riverside Santa Rosa Plateau: Mesa de Colorado. 610 Comment
  RSA470109  Gilia angelensis Anonymous 1909-05 1931 Riverside Fairmont Hill [now North Hill, Riverside] Comment
  RSA523543  Gilia angelensis Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4003 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  UCR111560  Gilia angelensis Mitch Provance 1998-5-4 1709 Riverside Jurupa Mountains, SW 'Rattlesnake Mt.', above the Ormand Quarry, c. 1.5 km west of peak 1739 366 Comment
  UC908922  Gilia capitata subsp. abrotanifolia Herbert L. Mason 1926-5-2 3196 Riverside Temecula Valley Comment
  RSA78131  Gilia diegensis Verne Grant, Alva Grant 1953-5-15 18457 Riverside On hwy 74 at Anza junction. 1494 Comment
  SD137683  Gilia diegensis Darin L. Banks, Steve Boyd 1995-5-3 280 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. 512 Comment
  UCR18184  Gilia diegensis A. C. Sanders 1978-4-30 493 Riverside Santa Rosa Mtns, Pinyon Flats area, shoulder of Hwy 74 between Nightingale[Pinyon Pines] and Ribbonwood [Spring Crest] 1280 Comment
  JOTR01155  Gilia latiflora subsp. davyi Cole, James E. 1941-4-15 597 Riverside Joshua Tree National Park. ONE MILE ABOVE PINON WELL 1493 Comment
  JEPS20155  Gilia maculata Charlotte M. Wilder 1907-4-6 704 Riverside just beyond the crossing of the Whitewater River (Colorado Desert); , beyond crossing Whitewater River Comment
  CAS-BOT-BC407603  Gilia ochroleuca subsp. exilis Carl Meyer 1927-6-1 193 Riverside Below Saunder's Meadow, San Jacinto Mountains 1584 Comment
  CAS-BOT-BC407611  Gilia ochroleuca subsp. exilis M. Bourell; R. Patterson; S. Timbrook 1986-4-7 2953 Riverside Temescal Canyon Rd., ca. 1 mile SE of Glenn Ivy Hotsprings Rd., ca. 200 m from RR overpass. 259 Comment
  CAS-BOT-BC407616  Gilia ochroleuca subsp. exilis A. C. Sanders; S. Hawkins 1996-4-24 18071 Riverside San Bernardino Mountains: Morongo Indian Reservation, along dirt road in Hathaway Cyn. near Burro Flats 1158 Comment
  RSA0017093  Gilia ochroleuca subsp. exilis D. L. Banks, S. D. Boyd 1995-4-5 0148 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
  RSA49190  Gilia stellata P. A. Munz 1949-4-13 13043 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  UC68723  Gilia stellata H. M. Hall Apr., 1905 5790 Riverside 10 mi w Indio (Colorado Desert); , w of Indio 30 Comment
  UCR213265  Gilia stellata A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37449 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4 mi. NW of Blythe Airport, c. 4 mi. ENE of McCoy Peak 195 Comment
  RSA66736  Glaucium flavum H. Baer 1923-5-22 s.n. Riverside South side of Lake Elsinore Comment
  SD186045  Glinus lotoides A. C. Sanders, Kerry Knudsen and T. B. Salvato 2004-5-18 27909 Riverside Southeast of old clay mining area. 448 Comment
  UCR133395  Gnaphalium californicum Tracy Tennant, T. B. Salvato 1998-6-23 471 Riverside San Bernardino Mtns., Morongo Indian Reservation, N end of Hathaway Cyn., c. 0.4 miles east of pk 4265 (polygon 13) 1341 Comment
  UCR160843  Gnaphalium luteoalbum T. B. Salvato, Kelly Volansky 2003-3-27 119 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  RSA617821  Gnaphalium palustre R. E. Riefner 1998-4-22 98 -292 Riverside Elsinore Trough between Willard and Murrieta Creek. Lake Elsinore. Comment
  UCR110921  Gnaphalium palustre A. C. Sanders, K. C. Rose 1999-6-18 22824 Riverside Domenigoni Valley, upper Warm Springs Creek between Hwy 79 (Winchester Rd.) and Scott Rd., Domenigoni Ranch, south of Winchester 433 Comment
  UCR193305  Gnaphalium palustre A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35602 Riverside Peninsular Range; San Jacinto Mtns., plateau above head of Johnson Meadow canyon, SW of dogleg in May Valley Rd. 1550 Comment
  UCR92794  Gnaphalium stramineum Scott D. White, M. Wilcox 1995-7-11 3466 Riverside Peninsular Range; Santa Ana Mtns., upper forks of Decker Canyon, SW of Main Divide Truck Trail 730 Comment
  UCR98700  Gnaphalium stramineum S. J. Myers 1995-6-9 s.n. Riverside Peninsular Range, Lake Elsinore, 0.5 mi south of intersection of Grand Ave. and Ortega Hwy (State Hwy 74) 457 Comment
  SEINET2056598 Image available Grayia spinosa B. Pitzer 2001-4-11 4326 Riverside SW Mojave Desert; just outside the Adelanto city limits. 2.6 Mi. N of Hwy 18 & 0.2 mi. W of Hwy 395 0n Holly Road 911 Comment
  RSA85146  Guillenia lasiophylla J. C. Roos 1952-4-9 5500 Riverside Mt Rubidoux. 396 Comment
  UC64344  Guillenia lasiophylla H. M. Hall 1897-2-6 358 Riverside Hemet Comment
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Mar 24 2011
  UC55119  Gutierrezia californica H. M. Hall Apr 1903 3799 Riverside vicinity Riverside 396 Comment
  UCR111769  Gutierrezia californica Mitch Provance 1998-3-20 251 Riverside Jurupa Mountains, 'Twin Canyons', south of the historical community known as Declezville. This area is now known as Southridge 381 Comment
  UCR241790  Hedypnois cretica A. C. Sanders, Timothy W. Chumley 2013-3-29 40715 Riverside Peninsular Range; Elsinore Area, Alberhill, Lake St. near bridge over Temescal Wash between Temescal Canyon Rd. and I-15 Fwy 380 Comment
  SDSU13562  Helianthemum scoparium W. Miller with C. Mosse 1972-7-19 Riverside Just outside soth gate, north side of road. Comment
  SBBG63442  Heliotropium curassavicum var. oculatum M. N. Ackley 1928-3-31 61 Riverside near Mecca -60 Comment
  POM361594  Hemizonia fasciculata M. M. Thompson 1947-6-9 2085 Riverside Los Alomos Canyon, Elsinore. 762 Comment
  UCR121682  Hemizonia fasciculata Ian G. Gillespie, Abby Sirulnik 2000-5-7 32 Riverside Temescal Valley, 0.9 mi SE of Indian Truck Trail and 40 m SW of DePalma Road, directly across from Corona Lake 396 Comment
  UCR187483  Hemizonia fasciculata Diane Menuz 2006-6-7 143 Riverside Peninsular Range; Santa Ana Mtns., Elsinore Peak, Cleveland National Forest 1050 Comment
  UCR82773  Hemizonia mohavensis A. C. Sanders, T. Schram, D. Wappler 1994-10-6 15780 Riverside San Jacinto Mtns., N slope of mtns.: Twin Pines Creek drainage, Azalea Creek and a tributary gully from the west 1189 Comment
  RSA663304  Hemizonia paniculata Mitch Provance 1998-6-20 704 Riverside Jurupa Mountains: Glen Avon Heights, on the N side of Conning St. (dirt road portion traversing from W to E), which lies between Campbell St. and Lindsay St. 262 Comment
  UCR137601  Hemizonia paniculata John F. Green 2004-7-6 s.n. Riverside Santa Ana River Valley, north end of Payton Ave., Riverside, near natural gas pipeline facility, above Santa Ana River 229 Comment
  UCR175069  Hemizonia paniculata Teresa Nieto 2005-5-26 35 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  UCR182202  Hemizonia paniculata R. E. Riefner Jr. 2006-9-19 06- 444 Riverside Temecula Valley, c. 0.2 mi. west of I-15 Freeway along Temecula Creek, head of Santa Margarita River 301 Comment
  UCR239889  Hemizonia paniculata O. F. Clarke 2004-5-7 s.n. Riverside Peninsular Range; San Jacinto Valley, San Jacinto Wildlife Area 442 Comment
  UCR241794  Hemizonia paniculata A. C. Sanders, Dave King 2013-4-11 40790 Riverside Peninsular Range; SE edge Gavilan Hills, hills east of Hwy 74 and south of Perris, SCE power line route NE of intersection of Theda and Eugene streets 511 Comment
  UCR258629  Hemizonia paniculata T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-6-2 8061 Riverside Peninsular Range; Perris-Aguanga Basin, rolling hills just north of Franklin Street between Miramar and Channing Way, c. 1 mi northeast of Lake Elsinore 429 Comment
  POM12001  Hemizonia pungens subsp. laevis Mary F. Spencer 1921-5-29 933 Riverside San Jacinto 549 Comment
  UCR161460  Hemizonia pungens subsp. pungens Nathan Moorhatch 2005-9-23 s.n. Riverside Perris-Aguanga Basin, SW side of March ARB, north side of Nandina Avenue, west of Patterson Avenue 457 Comment
  JEPS22634  Hesperocallis undulata Rimo Bacigalupi with Roxana S. Ferris 1958-3-21 6256 Riverside 1.2 mi s of Rice (northeastern Riverside County) 228 Comment
  UC1080459  Hesperocallis undulata P. C. Everett and E. K. Balls 1958-4-29 23027 Riverside 5.4 mi ne from Desert Center (along road to Rice And Vidal Junction) 259 Comment
  HSC85437  Hesperocnide tenella Steve Boyd 1986-4-2 1598 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  RSA583483  Heterocodon rariflorum Steve Boyd 1995-5-13 8511 Riverside Santa Ana Mountains, west of Onion Hill, southeast of Elsinore Peak area along trail following old Main Divide Road grade. 1006 Comment
  UC748990  Heteromeles arbutifolia Susan Delano McKelvey 1935-12-3 5030 Riverside Palms to Pines Highway San Jacinto Mts. (near top of divide leading down to Hemet) Comment
  RSA0074603  Heterotheca fastigiata R. F. Thorne, Kay Wright, R. K. Benjamin 1982-10-8 55400 Riverside San Bernardino Mts.: Side canyon on W side of Whitewater Cyn, ca. 3.3 mi. N of Whitewater Post Office. 595 Comment
  RSA0075890  Heterotheca grandiflora Scott D. White, Angelia Carey 2004-6-4 10469 Riverside San Jacinto Mountain foothills: Indian Creek watershed, above confluence w/ San Jacinto River. Uplands around former homestead area SE of creek. 579 Comment
  RSA0075883  Heterotheca grandiflora N. C. Cooper 1943-9-26 927 Riverside Cabazon. 549 Comment
  CHSC27880  Hibiscus denudatus Mike Cecchini 1978-3-24 4 Riverside Palm Springs. Medium population, ca. 200 m s of Palm Canyon Wash and 5 m ne of the Broadmoor Dr. water tank, 3 km se of Palm Springs Municipal Airport. 315 Comment
  PASA1771  Hibiscus denudatus 1930-3-30 Riverside Near Shavers Well Comment
  RSA4875  Hibiscus denudatus Carl B. Wolf 1932-4-3 2991 Riverside Colorado Desert, 14 mi E of Mecca on Blythe road. 152 Comment
  RSA680554  Hibiscus denudatus Scott D. White, Michael Honer 2003-4-30 9132 Riverside Shavers Valley. About 1-2 miles south west of unnamed freeway exit at pumping station. 396 Comment
  SEINET3004955  Hibiscus denudatus G. Rink 2011-3-10 10379 Riverside Palo Verde Solar Site, southwest of Blythe 100 Comment
  SEINET8481391 Image available Hibiscus denudatus A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40636 Riverside Sonoran (Colorado) Desert; Chuckwalla Mountains, Graham Pass at large wash crossing Graham Pass Rd. north of the summit 410 Comment
  UC134361  Hieracium horridum A. W. Anthony 1894-7-12 Riverside San Jacinto Mountains 2438 Comment
  UCD84933  Hilaria rigida Chuck Hughes 2010-3-22 205 Riverside About 9.4 miles south of Highway 62, next to railroad tracks. 245 Comment
  JOTR37050  Hoffmannseggia glauca Hodges, Stephen R. 2015-8-20 605 Riverside Joshua Tree National Park. Pleasant Valley, near roadside in ephemeral wet muddy area Comment
  POM8616  Hoffmannseggia glauca P. A. Munz, R. D. Harwood 1920-4-3 3574 Riverside Ford's Well west of Blythe. 305 Comment
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Dec 13 2016
  RSA644302  Hoffmannseggia glauca A. C. Sanders 1992-4-5 12166 Riverside Colorado Desert: Chuckwalla Valley, Ford Dry Lake, N of I-10 at Ford Dry Lk. Rd., near site of Hopkins Well 109 Comment
  CAS-BOT-BC206376  Hoffmannseggia microphylla Alice Eastwood 1913-4-30 3072 Riverside Palm Springs Comment
  CAS-BOT-BC207571  Hoffmannseggia microphylla E. A. McGregor 1917-3-18 723 Riverside 1 mi up Painted Canyon [Canon] Comment
  CLARK-A1528-2785  Hoffmannseggia microphylla John C. Roos 1949-3-19 4108 Riverside Mecca Comment
  POM261673  Hoita macrostachya W. Pequegnat 1941-6-13 s.n Riverside Trabuco Canyon Comment
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Jun 23 2012
  RSA741080  Holcus lanatus Scott D. White, Justin M. Wood 2008-6-16 12108 Riverside Fobes Canyon, +- 1 mile up Fobes Ranch Road from Fobes Spring. 1540 Comment
  UCR224395  Hordeum brachyantherum Justin M. Wood 2010-4-13 1463 B Riverside Prado Basin, city of Corona, small tributary to Temescal Wash, 0.5 mi northwest of Auburndale Street near Flood Control Dike 165 Comment
  SEINET10598964  Hordeum californicum Philip A. Munz 1937-3-27 Munz 14936 Riverside Damp flat, overflow from Lake Elsinore, Elsinore. 305 Comment
  CAS-BOT-BC174241  Hordeum depressum A. C. Sanders; T. B. Salvato 2011-3-30 38892 Riverside Peninsular Range; Elsinore Trough: city of Lake Elsinore, Baker St. c. 100 m NW of Hwy 74/Riverside Dr. 381 Comment
  RSA667133  Hordeum depressum A. C. Sanders, Carolyn Washburn 2001-5-10 24248 Riverside San Jacinto River Valley, S side of intersection of Sanderson Ave. and Ramona Blvd., ca. 4 miles NW of San Jacinto 445 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
  RSA595137  Hordeum intercedens Steve Boyd, Dave Bramlet 1996-4-19 8591 Riverside San Jacinto Valley, ca 2 air miles NE of Winchester and 0.5 mi W of Ryan Airfield in the upper Salt Creek floodplain, at the N end of California Avenue, N of Stetson Avenue, W of the Metropolitan Water District canal. 457 Comment
  RSA715944  Hordeum murinum Scott D. White, Angelia Carey 2004-4-5 10032 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  UCR178301  Hordeum murinum T. B. Salvato, Tracy Tennant 1998-4-23 MOR- 921 Riverside San Bernardino Mtns., Morongo Indian Reservation, seep in Wood Canyon, tree stand W-07 1220 Comment
  UCR21121  Hordeum murinum A. C. Sanders, Steve Boyd 1980-5-19 1496 Riverside San Jacinto Mtns, Garner Valley. Meadow west of Kenworthy Ranger Station. 1375 Comment
  POM352475  Hordeum murinum subsp. leporinum Mark Morris 1929-3-3 s.n. Riverside Indian Canyon Comment
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Nov 9 2011
  RSA575990  Hordeum murinum subsp. leporinum Steve Boyd 1981-4-8 s.n. Riverside Gavilan Hills Region, Gavilan Plateau along Lake Mathews Road, south of Gavilan Peak. 640 Comment
  RSA314160  Hulsea vestita subsp. callicarpha Walter Wisura 1983-6-25 3913 Riverside Pacific Crest Trail betw. Morris Ranch and Fobes Ranch, San Jacinto Mts. Comment
  RSA679102  Hulsea vestita subsp. callicarpha Mark Elvin, Victoria Jotikasthira, Ron Wehterford, Jason Wehterford 1996-5-10 173 Riverside San Bernardino National Forest Comment
  UC32858  Hulsea vestita subsp. callicarpha H. M. Hall 1901-7-1 2334 Riverside vicinity Deer Springs; San Jacinto Mts. 2743 Comment
  UCR120858  Hymenoclea salsola Bern Schwenn 1998-4-11 s.n. Riverside San Bernardino Mountains, Mission Creek, along Pacific Crest Trail and slope on E side of canyon. 823 Comment
  SD234894  Hypericum formosum A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35632 Riverside Peninsular Range; San Jacinto Mtns.: May Velley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch. 1524 Comment
  RSA507508  Hypochaeris glabra Steve Myers 1988-6-4 s.n. Riverside Rancho California area, E of Winchester Road, between Auld Rd. & Borel Rd 396 Comment
  UCR172235  Hypochaeris glabra John F. Green 2006-5-10 s.n. Riverside Peninsular Ranges, City of Murrieta; south of the Hogbacks. north of Hunter Road to Ramage Lane, between Calle de Amor on the E and Springview/Kiwebre Road on the W 402 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
  LA61528  Hyptis emoryi E. Braunton; January 1929 1023 Riverside Painted Canyon, Mecca 45 Comment
  RSA420167  Hyptis emoryi H. de Forest 1924-4-18 s.n. Riverside Tahquitz Canyon. Comment
  RSA600126  Hyptis emoryi Louis C. Wheeler 1959-12-27 7642 Riverside Chuckwalla Mountains. White Cloud Mine. Comment
  RSA790624  Hyptis emoryi Aaron C. Sedgwick, David Fraker 2012-4-24 7 Riverside In the Palen Valley south of Power Line Rd. that parallels Hwy. 10 159 Comment
  UC281008  Hyptis emoryi H. E. McMinn 1935-6-27 4068 Riverside Palms to Pines Highway Comment
  UCR120713  Hyptis emoryi Helen Kennedy, T. B. Salvato 2002-2-2 5450 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
  UCSB41788  Hyptis emoryi Niilus, T. 1970-2-22 Riverside 10 mi East Desert Hot Springs on Dillon Road 487 Comment
  RSA0056404  Hyptis emoryi James R. Shevock 1970-12-12 557 Riverside Box Canyon, Hwy. 195. 219 Comment
  SEINET10869887  Hyptis emoryi David B. Dunn 1947-3-15 Dunn 2864 Riverside Pushawalla canyon, indio hills. In dry wash Comment
  POM361285  Isocoma acradenia var. eremophila Allen 1921-10 s.n. Riverside Palm Springs. Comment
  UC494686  Isocoma acradenia var. eremophila P. A. Munz 1932-10-16 12849 Riverside Whitewater Creek Colorado Desert, Whitewater Creek 152 Comment
  RSA286803  Isoetes howellii R. F. Thorne 1974-5-23 44671 Riverside Santa Ana Mountains, Santa Rosa Plateau, Rancho California: N edge of large vernal marsh, Mesa de Colorado 624 Comment
  SEINET3154033  Isomeris arborea L. S. Rose 1936-12-25 36819 Riverside Palm Springs 139 Comment
  UCR84501  Isomeris arborea var. globosa Steve Boyd 1994-10-14 8402 Riverside S Santa Ana Mtns, Santa Rosa Plateau, E of the Tenaja Guard Station of the Cleveland Nat'l Forest, at the intersection of Tenaja Road and Wildomar Truck Trail (7S01) 671 Comment
  UCR127543  Juglans A. C. Sanders, T. B. Salvato 2003-5-21 26783 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
  RSA780936  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37147 Riverside Peninsular Range: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River. 238 Comment
  CAS-BOT-BC110069  Juncus acutus Annie M. Alexander; Louise Kellogg 1941-5-26 2241 Riverside Colorado Desert. Monsen Canyon, Eagle Mountains. 914 Comment
  RSA741055  Juncus arcticus var. mexicanus Scott D. White, Justin M. Wood 2008-6-5 12062 Riverside Quinn Flat Meadow. 1372 Comment
  UCR277704  Juncus balticus Mitch Provance 2013-4-16 413- 18 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  RSA386938  Juncus bufonius K. Tomlinson, D. Kama, R. F. Thorne 1985-3-27 913 Riverside Santa Rosa Plateau: Mesa de Colorado. 610 Comment
  RSA198995  Juncus bufonius var. occidentalis Robert F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37448 Riverside Santa Rosa Plateau: Mesa de Colorado 671 Comment
  UCR177418  Juncus effusus subsp. austrocalifornicus Scott D. White 2003-10-9 9815 Riverside San Jacinto Mountains, Pine Cove. Lily Creek just north of crossing at Hwy 243 1738 Comment
  VVC2001  Juncus oxymeris Tim Thomas, A. C. Sanders 2008-8-1 4558 Riverside Western San Jacinto Mtns., Cottonwood Ck, above Idylwild. 1402 Comment
  RSA368339  Juncus rugulosus Robert Gustafson 1980-5-5 1559 Riverside Whitewater Canyon Road, 1.8 miles from the junction with Interstate 10. 610 Comment
  UCR188183  Juncus rugulosus Diane Menuz 2006-6-21 172 Riverside Peninsular Range; Santa Ana Mtns, Santa Rosa Plateau, at intersection of Tenaja Truck Rd. and Ranch Rd. 541 Comment
  UCR207678  Juncus rugulosus G. R. Ballmer 2005-12-3 s.n. Riverside Transverse Range; San Bernardino Mtns., Whitewater River Canyon 610 Comment
  UCR20446  Juncus textilis H. A. Zuill 1966-6-5 192 Riverside Santa Ana Mtns., San Mateo Canyon c. 13 mi SW of Murrieta Comment
  RSA249847  Juncus tiehmii Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38115 Riverside San Jacinto Mountains: San Bernardino National Forest. Above James Reserve in Hall Canyon 1677 Comment
  RSA192264  Juncus xiphioides E. W. Lathrop 1960-6-9 4966 Riverside 14 miles west of Murrieta. Comment
  UC1563099  Juncus xiphioides Steve Boyd, Tim Ross, Laurel Arnseth 1989-5-7 3551 Riverside just s Vail Lake (in Kolb Creek); Vail Lake Area, Kolb Creek Comment
  UCR163045  Juncus xiphioides 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
  CLARK-A1528-2666  Juniperus californica John C. Roos 1947-2-15 3265 Riverside Eagle Mountains Comment
  RSA352500  Juniperus californica P. J. Remple 1942-3-21 s.n. Riverside Whitewater Canyon. Near head of small canyon. Comment
  SD229039  Juniperus californica Dick Schwenkmeyer, Collection made by Tony Harper 2013-5-8 890 Riverside Little Paradise Camp in Palm Canyon, approx. 8 miles S. of Cathedral City 869 Comment
  CAS-BOT-BC234574  Justicia californica R. F. Hoover 1966-10-15 10163 Riverside Dead Indian Canyon Comment
  RSA402303  Justicia californica Gale Sphon 1955-5-15 s.n. Riverside Dead Indian Canyon near Palm Springs. Comment
  RSA463156  Justicia californica Lyman D. Benson 1933-3-31 4183 Riverside Beginning of Hemet Road [presumably Hwy 74 on desert side, Deep Cyn.] Colorado Desert watershed. 549 Comment
  RSA778413  Justicia californica Stephanie Rockwood, Christi Gabriel 2011-10-4 55 Riverside Red Cloud Wash Road exit from I10. Follow Red Cloud Wash Rd approximately 5.5 miles. Chuckwalla Bench ACEC. 593 Comment
  SBBG68771  Justicia californica L. G. Yates 1895-1 Riverside Palm Springs Comment
  SJSU127  Justicia californica C. D. Duncan 1933-3-25 Riverside between Mecca & Shavers Well Comment
  SEINET12316129  Justicia californica J. F. Bright, Wyman, C. 1933-1 8082 Riverside Mojave Desert near Palm Springs Comment
  RSA0104499  Kallstroemia parviflora Duncan S. Bell, Sarah DeGroot 2015-9-21 8645 Riverside Santa Rosa Mountains; north side of Asbestos Mountain, approximately 0.5 air mile east of Potrero Spring. 1147 Comment
  UCD123747  Keckiella antirrhinoides A. C. Sanders; T. B. Salvato 2000-5-25 23430 Riverside Menifee Valley. south of Newport Rd., north of Holland Rd., and E of Bradley Rd., 2 miles due east of Railroad Canyon Lake. 439 Comment
  UCR91667  Keckiella antirrhinoides subsp. antirrhinoides Steve Boyd 1995-4-24 8496 Riverside Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on N flank of Agua Tibia Mtn, at N base of Wildhorse Peak. Along the Wildhorse Trail near the NE corner of the Wilderness 671 Comment
  UCR251872  Keckiella cordifolia M. A. Voeltz 2014-5-25 s.n. Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon near Corona, Cleveland National Forest, Trabuco Ranger District 403 Comment
  RSA0019429  Keckiella ternata subsp. ternata Philip A. Munz 1922-6-27 5852 Riverside Santa Rosa Mountains. 2012 Comment
  UCR275211  Kochia scoparia A. C. Sanders, Karen Kirtland 2016-9-23 42629 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
  POM146212  Koeleria macrantha F. M. Reed 1920-6-14 4432 Riverside Banning road, 1 mile W of Idyllwild, San Jacinto Mts. Comment
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May 1 2011
  UCD86078  Koeleria macrantha F. M. Reed 1907-5-5 1338 Riverside north side of Hill in Fairmont Park. Comment
  UCR24950  Koeleria macrantha A. C. Sanders 1980-7-18 1649 Riverside San Jacinto Mtns., Thomas Mountain: Thomas Mountain Campground to the summit at the lookout 2073 Comment
  RSA0050253  Krameria bicolor J. M. Andre 2013-3-27 24838 Riverside along Wilson River Crossing Rd, 0.8 mi. east of Hwy 95, 12.4 mi. south of Vidal Jct 114 Comment
  SD260062  Krameria bicolor J. Andre 2012-4-11 20790 Riverside Joshua Tree National Park; NW Eagle Mtns, along dirt road to Black Eagle Mine, 0.7 mi. east of road to Cottonwood Spr (Utah Trail), 34 mi. south of Hwy 62 at 29 Palms. Interface of steep rocky (granitic) hills and large wash. 729 Comment
  POM6906  Krameria grayi P. A. Munz 1919-5-7 2746 Riverside Palm Springs. 183 Comment
  UC61700  Krameria grayi L. D. Copeland 1904-4-30 2 Riverside near Palm Springs; near Palm Springs Comment
  UCR239243  Krameria grayi Andrew Monks, Jackie McConnaughy, Malia Volke 2010-1 035 Riverside Colorado (Sonoran) Desert, McCoy Wash, road going north from Black Rock Road, south side of private boundary, north of Hwy I-10 244 Comment
  RSA502493  Lactuca saligna Steve Boyd, T. S. Ross, L. Arnseth 1989-6-11 3734 Riverside Vail Lake area: edge of hills on N of Wilson Creek at E end of lake. 488 Comment
  UCR279519  Lactuca serriola A. C. Sanders, Jim Malusa 2017-3-27 43119 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
  RSA704002  Lamarckia aurea Daphne K. Christopher, H. Stevens, Z. Princip 2003-4-9 125 Riverside Near Hermano Road, off Hwy. 15, Indian Truck Trail exit. On right spur of primary dirt road. 550 Comment
  UCR1617  Lamarckia aurea R. G. Barber 1962-5-12 s.n. Riverside Peninsular Range, Riverside, north of Big Springs Canyon on the top of Box Springs Mtn. 915 Comment
  UCR87643  Lamarckia aurea A. C. Sanders 1994-5-29 14554 Riverside San Bernardino Mtns, Morongo Indian Reservation, low pass between Millard Canyon and Potrero Creek 793 Comment
  RSA0121415  Larrea tridentata Duncan S. Bell, LeRoy Gross 2016-3-30 9183 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.25 air miles southeast of the summit of Martinez Mountain. 518 Comment
  RSA188722  Larrea tridentata H. U. Stauffer, Robert F. Thorne 1964-5-5 5923 Riverside 6.5 km south of Morongo Valley, 4.8 km south of County border. 550 Comment
  RSA339623  Larrea tridentata Robert F. Thorne, C. W. Tilforth 1980-5-28 54169 Riverside San Bernardino Mountains, dry, Colorado Desert slopes, S-facing and W-facing, N-S rocky ridge at E side of Whitewater River at mouth of canyon, ca. 1/4-1/2 miles E of Whitewater Post Office. Comment
  RSA761098  Larrea tridentata Thomas Stoughton, Jackie McConnaughy, Andrew Monks, M. Volke 2010-3-30 105 Riverside Coachella Valley Preserve, near mouth of Thousand Palms Canyon. Jct of Ramon Rd and Thousand Palms Canyon Rd. 91 Comment
  RSA796103  Larrea tridentata Duncan S. Bell 2009-4-20 317 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  UC65002  Larrea tridentata E. E. Schellenger 1904-10-18 28 Riverside Chuckwalla Bench; Colorado Desert Comment
  UCD98955  Lastarriaea coriacea A. C. Sanders; Mitch Provance, T. B. Salvato 2001-5-8 24184 Riverside Perris-Aguanga Basin Region: S of Hemet, E end of Diamond Valley, ca. 1/4 mi. N of Newport Rd. and 3/4 mi. E of State St. 505 Comment
  CAS-BOT-BC338918  Lasthenia californica Richard W. Holm 1955-4-24 55 1 A Riverside Valley 2 miles south of Hurkey Creek Camp Ground, Route 74, SE of Hemet Comment
  CAS-BOT-BC338931  Lasthenia californica Carl B. Wolf 1935-4-7 6305 Riverside Gavilan Hills Region. 2 mi. SW. of Perris 426 Comment
  CLARK-A1045-238  Lasthenia chrysostoma George K. Helmkamp 1978-4-1 Riverside Whitewater junction of Interstate highway 10 and Verbenia Avenue; Whitewater 7.5'Q Comment
  POM361603  Lasthenia coronaria P. J. Remple 1942-3-2 s.n. Riverside San Gorgonio Pass S of Cabazon Comment
  UC30482  Lasthenia coronaria Geo. R. Hall 1901-3-17 1677 Riverside Riverside Comment
  UCR120862  Lasthenia coronaria Mitch Provance 1998-4-5 396 Riverside Reche Canyon, Reche Canyon Road, near intersection with Keissel Rd., c. 1 mile south of S.B.C./R.C. Line. 549 Comment
  UCR25422  Lasthenia coronaria John C. Roos 1952-4-13 5535 Riverside N side of the Box Springs Mountains 457 Comment
  CAS-BOT-BC352913  Lasthenia coronaria John Thomas Howell 1930-5-10 4800 Riverside Top of St. John's Grade Comment
  RSA550488  Lasthenia glabrata subsp. coulteri D. E. Bramlet 1992-4-15 2232 Riverside 1.3 km west of Nuevo and just east of the intersection of 13th St and an existing transmission line. Populations were found on both the north and the south side of the 13th St. 132 Comment
  SD155504  Lasthenia glabrata subsp. coulteri Craig Reiser 2001-4-27 Riverside E side of Mystic Lake and ca. 100 yards W of Gilman Hot Springs Road, N of San Jacinto. Comment
  UCR189572  Lasthenia glabrata subsp. coulteri Theresa Johnson 2007-3-27 309 Riverside San Jacinto Valley, San Jacinto Wildlife Area east of Davis Road, on southern edge of self-guided tour's 'Marsh A 433 Comment
  POM305813  Lasthenia gracilis Henry J. Ramsey, Henry J. Ramsey 1937-4-2 1046 Riverside Elsinore. Comment
  RSA356712  Lasthenia gracilis R. F. Thorne 1975-5-20 45512 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro; Santa Ana Mountains 610 Comment
  SBBG98246  Lasthenia gracilis M. V. Hood 1945-3-25 Riverside Cottonwood Crk near Aguanga 609 Comment
  UC218251  Lasthenia gracilis P. A. Munz and I. M. Johnston 1922-3-20 5452 Riverside Hemet Valley San Jacinto Mts., Hemet Valley 1371 Comment
  UCR178150  Lasthenia gracilis T. B. Salvato, Tracy Tennant 1998-4-23 MOR- 916 Riverside San Bernardino Mtns., Morongo Indian Reservation, Burro Flats 1189 Comment
  UCR213442  Lasthenia gracilis A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37830 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
  SD224958  Lathyrus latifolius Scott D. White 1996-8-16 4487 Riverside Idyllwild area: SW of Pine Cove and W of Bear Trap Cyn, in watershed above Alvin Meadows (tributary to toll Rd. Cyn.).A few plants at terminus of Marion Ridge Rd, near radio facility, in open forest. 1700 Comment
  RSA510024  Lathyrus vestitus subsp. laetiflorus B. Pitzer, E. Misquez 1988-2-28 616 Riverside 2 mi s of Rancho California Road (sw of Murrieta, Walker Basin, Avenida del Oro); Walker Basin, Avenida del Oro. Comment
  JEPS55288  Lathyrus vestitus var. alefeldii W. L. Jepson 1901-5-24 1423 Riverside Van Deventer's Santa Rosa Mts. Comment
  SDSU12885  Lathyrus vestitus var. alefeldii J. Jill Steinberg with Janet Knotts 1998-4-22 48 Riverside On south side of foot trail, approximately 60 feet east of stream at top of gully, about 1/2 mile northwest of Santa Margarita (SDSU) Field Station trailer, north of Santa Margarita River. 354 Comment
  CAS-BOT-BC379628  Layia platyglossa L. R. Abrams 1935-4-7 13669 Riverside Gavilan Hills, 2 mi. SW of Perris Comment
  JEPS40045  Layia platyglossa Marjorie Clary 1934-4-23 Riverside Hemet Valley 1371 Comment
  RSA613326  Layia platyglossa D. L. Banks 1997-3-6 1390 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. ''Fiesta Grounds'', east of Pechanga Creek along the northern fork of Pechanga Creek at the eastern end of the Reservation. 424 Comment
  UCR3424  Layia platyglossa John Kitasako 1964-5-10 45268 Riverside Peninsular Range; San Jacinto Mtns., Hemet Valley, 6 mi SE of Hemet Reservoir 1372 Comment
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Jan 7 2013
  UCR847  Layia platyglossa subsp. campestris Leland R. Dykes 1962-4-6 26 Riverside Lake Matthews area; off La Sierra Ave., 5.8 mi from Riverside Freeway Comment
  RSA69836  Leersia oryzoides J. C. Roos, L. Roos 1951-10-24 5345 Riverside Outlet of Fairmount Park Lake 259 Comment
  SD117843  Lemna minor Wayne P. Armstrong 1985-6-29 1240 Riverside Creek at northeast end of Fulmor Lake, on Highway R 1, northwest of Idyllwild. 1524 Comment
  RSA586313  Lemna minuta Darin L. Banks, Steve Boyd 1995-5-3 224 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
  SD248446  Leonotis nepetifolia A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41433 Riverside San Gorgonio Pass: San Gorgonio River wash, c. 3.7 miles E of Cabazon, c. 1.25 miles NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms (White Water 7.5'Q) 427 Comment
  SD145980  Lepidium dictyotum var. acutidens A. C. Sanders, K. C. Rose 1998-5-21 21858 Riverside Hemet: alkaline flats west of town, east of the canal, south of Highway 74 and ca. 1/4 mile west of Warren Road. 456 Comment
  UCSB2386  Lepidium fremontii Bobkowski, Vincent 1960-4-2 Riverside 60 yards south of Southern Entrance to Joshua Tree National Monument; off U.S. 60-70 (near intersection of 60-70 with Calif. 195) Comment
  JOTR31002  Lepidium fremontii var. fremontii La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1139 Riverside Joshua Tree National Park. Stop 4: Hexie Mountains, Blue Cut Gorge, canyon with sandy bottom and steep rocky walls Comment
  CAS-BOT-BC89585  Lepidium lasiocarpum Munz; Street; Williams 1919-3-25 2315 Riverside Palm Canyon, Palm Springs. 243 Comment
  RSA676157  Lepidium lasiocarpum Scott D. White 2001-4-3 8257 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10/SR 111. 396 Comment
  RSA776293  Lepidium lasiocarpum Duncan S. Bell, Amanda Turek 2010-4-10 831 Riverside Riverside Mountains; in the vicinity of Mountaineer Mine and Calzona Mine; approximately 3.8 air miles west of the Colorado River; approximately 2 air miles northeast of Riverside Mountain Peak. 198 Comment
  SEINET3105700  Lepidium lasiocarpum Faulkner 1978-3-15 280 Riverside 1 mile West Hwy 95, 25 miles N of Blythe. 152 Comment
  UCR103290  Lepidium lasiocarpum George K. Helmkamp, E. A. Helmkamp 1998-2-5 2677 Riverside Little San Bernardino Mtns., 3.2 mi. north of junction of Thousand Palms Canyon Road and Dillon Road. 457 Comment
  UCR260871  Lepidium lasiocarpum A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-8 41576 Riverside Peninsular Range; Elsinore Trough, City of Lake Elsinore, vacant lot south of intersection of 3rd St. and Pasadena St., west of Birch St., near drainage channel from lake toward Temescal Creek 387 Comment
  UC1929339  Lepidium latifolium Scott D. White, Lynn Stafford 2007-6-27 11750 Riverside Chino Hills State Park: Santa Ana River floodplain just below Prado Dam. 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
  RSA495818A  Lepidium nitidum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-12 2928 A Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  SDSU12850  Lepidium pinnatifidum Janet M. Knotts, Jill Steinberg & Kevin Contreras 1998-3-25 25 III1998I Riverside Road to southwest of SDSU Margarita Field Station, ca. 1000 feet SW on road to switchback, northwest of bend in road. 262 Comment
  OBI45208  Lepidium virginicum B. Pitzer & Jack Easton, Jack Easton 1987-3-10 402 Riverside Anza area, hills S of Thomas Mtn, ca 3 mi (airline) E oftown of Anza on N side of hwy 371. Butterfly Peak 7.5'quad: T7S, R4E, NE1/4 sec 13 1341 Comment
  RSA751098  Lepidium virginicum var. pubescens Scott D. White, Justin M. Wood 2009-5-21 12853 Riverside Garner Valley, near abandoned duck ponds, S of Quinn Flat. 1357 Comment
  SD254575  Lepidium virginicum var. robinsonii D. E. Bramlet 1998-6-4 2632 Riverside North Domenigoni Hills, 3.8 miles ESE (97a^z) of Winchester (Winchester 7.5'Q) 608 Comment
  UCR250202  Lepidium virginicum var. robinsonii A. C. Sanders 2014-4-23 41047 Riverside Peninsular Range, Gavilan Hills, along Concordia Ranch Rd. at edge of Temescal Valley, above I-15 and east of Black Powder Rd. 384 Comment
  SEINET3147931  Lepidospartum squamatum L. S. Rose 1938-12-20 38332 Riverside 3 mi. SE of Palm Springs Station, Whitewater Wash 274 Comment
  UCR138590  Lepidospartum squamatum D. L. Banks 1996-11-7 1220 Riverside Agua Tibia Mountains, NW Palomar Mountains: Pechanga Indian Reservation, east of San Gabriel Church. Along the main road in the Reservation, c. 10 m west of the Pechanga Tribal Center 367 Comment
  CLARK-A1528-1987  Lepidospartum squamatum var. palmeri John C. Roos 1942-10-23 2572 Riverside Morongo Valley 518 Comment
  UC1924330  Leptochloa uninervia P. M. Peterson with D. R. Peterson 1988-8-24 4989 Riverside Batista Canyon Wash, entering San Jacinto River(Wash), just N of Cedar and Mountain, NE end of Hemet. Comment
  UCR2515  Leptochloa uninervia F. M. Reed 1920-3-25 4201 Riverside Sonoran (Colorado) Desert, Coachella, Salton Basin 46 Comment
  JOTR16798  Leptodactylon pungens Wanrow, E. 1968-5-20 s.n. Riverside Joshua Tree National Park. EUREKA PEAK 1676 Comment
  JOTR31064  Leptodactylon pungens La Doux, Tasha, Maria Harding, Mark Wheeler 2010-5-20 2046 Riverside Joshua Tree National Park. Little San Bernardino Mountains; STOP 3: west side of Quail Mountain region on steep north facing slope with loose loamy soil Comment
  RSA0099593  Leptosiphon floribundus subsp. hallii Duncan S. Bell 2014-11-14 7704 Riverside Santa Rosa Mountains; collecting in the Santa Rosa Mountain Wilderness area; west side of Martinez Mountain; at meeting point of Horsethief Creek and the Cactus Spring Trail. 1055 Comment
  HSC85325  Leptosiphon lemmonii Steve Boyd 1986-4-2 1633 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  POM13198  Leptosiphon lemmonii P. A. Munz 1922-5-20 5477 Riverside Kenworthy, Covering miles of sandy flats. 1463 Comment
  SD137678  Leptosiphon parviflorus Darin L. Banks, Steve Boyd 1995-5-3 192 Riverside Agua Tibia wilderness Area; north slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  SD152786  Leptosiphon parviflorus Steve Boyd, Tim Ross 1992-5-5 7241 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area; eastern portions of Oak Flats along the Bluewater Trail. 792 Comment
  RSA180354  Leptosiphon pygmaeus subsp. pygmaeus E. W. Lathrop 1965-5-9 5738 Riverside 6 miles W of Murrieta. Comment
  POM253439  Lessingia glandulifera var. glandulifera Thos. Craig, Frances Craig 1939-11 s.n. Riverside Aguanga. Comment
  UC729825  Lessingia glandulifera var. glandulifera Carl B. Wolf 1932-8-4 3925 Riverside 1.5 mi from Idyllwild on road to Banning Strawberry Valley; San Jacinto Mts. 1706 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
  RSA715090  Leymus condensatus Sarah J. De Groot, Beth Kempton 2006-3-16 5207 Riverside San Jacinto Mountains: Dirt road heading east from Castille Canyon Road toward Indian Creek, west of Poppet Flat. 551 Comment
  RSA544405  Leymus triticoides Steve Boyd, Timothy S. Ross 1991-6-14 6373 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
  UCD166238  Linanthus Jack Major 1962-4-16 774 -bc Riverside Along California Hwy 74, below Pinyon Flat toward Palm Desert. (Exact location unknown. Coordinates estimated by label maker.) 1220 Comment
  RSA27067  Linanthus aureus C. L. Hitchcock 1940-4-3 5937 Riverside 1 1/2 mi. northeast of Cottonwood Spring along 29 Palms Road, Joshua Tree Nat. Monument. Comment
  RSA783373  Linanthus ciliatus J. D. Olmsted 1959-6-23 664 Riverside M. fk. San Jacinto River. Desert Sun School near Idyllwild 1646 Comment
  RSA618769  Linanthus dianthiflorus subsp. dianthiflorus L. C. Wheeler 1976-3-30 s.n. Riverside San Jacinto Mountains: Falls Creek, north side of Mount San Jacinto. 548 Comment
  RSA768413  Linanthus jonesii J. Andre, T. La Doux 2009-2-25 10829 Riverside Big Maria Mountains: along the west side of Highway 95 just south of Black Point, approx. 15 miles north of Blythe 94 Comment
  SDSU3188  Linanthus lemmonii D. F. Howe 1969-5-15 4590 Riverside Near Dripping Springs Camp Grounds. 457 Comment
  SEINET7096695  Linanthus lemmonii A. G. Vestal 1962-3-28 s.n. Riverside Ca 3.8 miles west of Sage on the East Benton Road Tucolota Valley. NAD27, 33? deg. 34' 34ao, -116?_ 58' 23ao (converted to WGS84 decimal degrees) UTM Zone 11 502509mE, 3714953mN Comment
  POM12881  Linanthus pungens P. A. Munz 1922-7-7 6058 Riverside Zigzag between Thaquitz Valley and Hidden Lake 2378 Comment
  UCR207521  Linum grandiflorum O. F. Clarke 2004-2-27 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  RSA497946  Linum lewisii Albert J. Perkins 1916-9-15 s.n. Riverside Near summit of Taquitz Mt. Comment
  RSA775225  Linum lewisii Duncan S. Bell, Valentin Arvizu 2010-5-24 1095 Riverside San Bernardino National Forest: Garner Valley, approximately 2.7 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1387 Comment
  CLARK-A1528-1115  Lobularia maritima Cameron Duncan 1966-3-27 Riverside Riverside 548 Comment
  RSA612964  Loeflingia squarrosa D. L. Banks 1997-3-29 1633 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
  RSA757740  Loeflingia squarrosa LeRoy Gross, Jackie McConnaughy, Drew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4307 Riverside Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon., Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W. Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  UCR155941  Loeflingia squarrosa T. B. Salvato, Kent Beaman 2005-5-16 799 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
  UC465549  Loeflingia squarrosa var. squarrosa Fred M. Reed 1907-6-9 1394 Riverside Ba<?> Ranch Riverside (Sec. 30) Comment
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Jul 30 2006
  JEPS69807  Loeseliastrum schottii W. L. Jepson and H. M. Hall 1901-5-30 1552 Riverside Temecula R. between Aguanga and Temecula; Temecula R. Comment
  POM229022  Loeseliastrum schottii P. A. Munz 1937-5-31 15118 Riverside Below Anza Talblet, at head of Coyote Canyon. Southwestern Riverside Co. Comment
  SBBG87389  Loeseliastrum schottii A. C. Sanders with B. Pitzer, D. Charlton 1986-3-1 6012 Riverside Chuckwalla Valley, 1 mi W of Hayfield Lake, 2 mi SW of pumping station on a small cutoff rd from Hayfield Rd to the dirt rd to Colorado River Aqueduct 426 Comment
  SBBG104028  Logfia filaginoides B. Pitzer, S. Hemstreet 1992-5-21 1946 Riverside St Hwy 74, 1 mi uphill from the 2000 ft marker, and to the left ca. 0.1 mi on old paved rd Comment
  JEPS33563  Logfia filaginoides M. F. Gilman 750 Riverside Comment
  CAS-BOT-BC342359  Logfia gallica Robert F. Thorne; P. A. Munz; E. Lathrop 1968-5-8 37577 Riverside Santa Rosa Plateau: desiccated margin of vernal marsh on Mesa de Colorado, Rancho California 670 Comment
  RSA343108  Lolium perenne subsp. multiflorum R. F. Thorne, Walter Wisura, E. Lathrop, Sara Meury 1985-5-18 60648 Riverside Santa Rosa Plateau: Mesa de Colorado 625 Comment
  POM13105  Lomatium dasycarpum subsp. dasycarpum P. A. Munz, I. M. Johnston 1922-5-21 5501 Riverside Kenworthy, San Jacinto Mountains 1402 Comment
  RSA192212  Lomatium vaginatum E. W. Lathrop 1965-3-26 4360 Riverside Tenaja Guard Station, 18 mi. W of Elsinore. Comment
  UCR101401  Lonicera interrupta A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22215 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Middle Branch of Millard Canyon 1341 Comment
  UCD137364  Lonicera subspicata M. Vincent 1963-7-8 431 Riverside Upper San Juan Campground. Hwy #74. Comment
  CLARK-A1528-480  Lotus argophyllus P. A. Rauch 1966-2-12 Riverside Sage 822 Comment
  RSA772328  Lotus argophyllus var. argophyllus Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4508 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA249839  Lotus crassifolius R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38104 Riverside San Bernardino National Forest, San Jacinto Mountains: Above James Reserve in Hall Canyon. 1677 Comment
  UCR275954  Lotus crassifolius T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-26 3795 Riverside San Jacinto Mountains, Rouse Ridge, east of Rouse Hill on 4WD road 2E17 (becoming a foot trail), c. 0.7 mile north of Rouse Ridge Road (5S15), NE of Milky Spring, San Bernardino National Forest 1476 Comment
  RSA395905  Lotus hamatus Steve Boyd 1986-4-22 1777 Riverside Gavilan Hills: Plateau remnant on ridge E of Estelle Mtn., S of Dawson Canyon. Comment
  RSA406416  Lotus hamatus Anstruther Davidson 1926-5-1 s.n. Riverside Near Corona Comment
  RSA544375  Lotus hamatus Steve Boyd, T. S. Ross 1991-6-14 6390 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 Springs. Comment
  UCR102882  Lotus hamatus A. C. Sanders 1997-3-26 20126 Riverside Lake Skinner area, large clay patch adjacent to the Skinner entrance road, c. 1 km NE of Borel Rd. 473 Comment
  UC15655  Lotus heermannii H. M. Hall 1897-1 Riverside San Jacinto Mountains 1828 Comment
  RSA0028977  Lotus heermannii John F. Emmel 1990-10-28 1157 Riverside Along NW shore of Lake Hemet, ca. 1.7 air mi west and 0.3 air mi south of Lake Hemet Store. 1311 Comment
  UC1608296  Lotus micranthus Steve Boyd and Tim Ross 1992-5-5 7256 Riverside s of Serrano Spring (along Serrano Spring drainage, between Lucas Canyon Trail and junction of Bluewater and Verdugo Trails); Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar 731 Comment
  RSA406729  Lotus nevadensis var. nevadensis N. C. Cooper 1949-6-29 4323 Riverside Idlewild, San Jacinto Mountains. 1524 Comment
  POM12087  Lotus oblongifolius Mary F. Spencer 1921-6-15 1736 Riverside Idyllwild. 1616 Comment
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Jun 17 2012
  UCR169313  Lotus oblongifolius T. B. Salvato, John F. Green 2004-5-27 604 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  UCR4765  Lotus oblongifolius Frank C. Vasek 1964-7-25 640725- 04 Riverside San Jacinto Mountains, Dark Canyon near Wet Canyon Campground Comment
  SEINET3523644  Lotus procumbens var. procumbens A. C. Sanders, H. Spilman, CNPS field trip 1993-4-24 13788 Riverside SE end of San Bernardino Mountains: S end of Whitewater Bench, E side of the mouth of Whitewater Canyon 450 Comment
  CLARK-A1528-484  Lotus purshianus Pat Halligan 1968-5-2 Riverside Riverside Comment
  JOTR32152  Lotus rigidus La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2307 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  POM1917  Lotus rigidus I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon. Comment
  UC1129114  Lotus rigidus H. S. Yates 1937-3-24 6461 Riverside near Head of Deep Canyon; Thermal Quad. 914 Comment
  JOTR31965  Lotus salsuginosus var. brevivexillus La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2202 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; rocky/gravelly bajada north of the Aqueduct Rd. 603 Comment
  RSA406830  Lotus salsuginosus var. brevivexillus Robert Gustafson 1978-3-22 837 Riverside Joshua Tree Natl. Monument, about 3 miles north of Hwy. 70 on the road that leads to 29 Palms. 610 Comment
  CDA28902  Lotus scoparius Mike Lahti 2009-4-28 PDR# 1501679 Riverside San Jacinto, 950 North Ramona Boulevard near State Street. 0 Comment
  RSA406904  Lotus scoparius var. brevialatus Robert Gustafson 1980-5-5 1571 Riverside Whitewater Canyon Road, 0.4 of a mile from the junction with Interstate 10. Whitewater Canyon wash. 610 Comment
  UC729973  Lotus scoparius var. brevialatus Carl B. Wolf 1932-5-25 Riverside 0.25 mi sw Summit of Moreno Grade (sw of Beaumont, Bad lands); Bad Lands 670 Comment
  CLARK-A1528-2809  Lotus strigosus John C. Roos 1937-3-24 1339 Riverside Pigeon Pass Comment
  CSUSB1196  Lotus strigosus Ed West 1972-5-5 4 Riverside San Jacinto Mountains San Jacinto Mountains. 15.3 miles from Banning on the Palms to Pines Highway. 1746 Comment
  SEINET2062444 Image available Lotus strigosus J. Hirshberg 1989-3-20 Riverside Santa Rosa Plateau, ca. 0.5 air miles S of Mesa de Burro, and just N of Mesa de la Punta. 609 Comment
  UC1563077  Lotus strigosus Steve Boyd and Orlando Mistretta 1986-3-13 1471 Riverside ne of Desert Center (w side Palen Mountains); Palen Mountains Comment
  UCR103565  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 1998-2-18 2718 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; 0.3 mi south of Chuckwalla Rd. on Graham Pass Rd. 122 Comment
  UCR108869  Lotus strigosus Heidi A. Haid 1969-3 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  UCR183165  Lotus strigosus Mitch Provance 2003-5-5 4410 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  UCR62142  Lotus strigosus Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2303 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  RSA406323  Lotus strigosus var. hirtellus N. R. Zabriskie 1970-03 297 Riverside Strawberry firebreak, S of S end of Marion Ridge Rd., Pine cove (Nw of Idyllwild), San Jacinti mtns. 1939 Comment
  RSA621874  Lotus strigosus var. hirtellus R. S. Woglum 1937-5-22 590 Riverside Santa Rosa Mountains. Comment
  RSA145915  Lotus strigosus var. tomentellus William M. Klein 1958-2-11 31 Riverside 2.6 mi. east of Cabazon on hwy. 70-99 545 Comment
  UCR90319  Lotus tomentellus Ed LaRue 1993-4-29 s.n. Riverside Sonoran (Colorado) Desert, Blythe landfill, along Blythe-Midland Road, 3 mi. south of the Big Maria Mtns, 6 mi. west of Colorado River 137 Comment
  RSA783365  Lupinus J. D. Olmsted 1960-4-17 384 Riverside Oat Flats at head of Tin Mine Canyon 9 miles southwest of Corona along Skyline Drive 823 Comment
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Jun 2 2013
  POM349956  Lupinus arizonicus M. B. Dunkle 1933-3-4 3037 Riverside Painted Canyon, Colorado Desert. 30 Comment
  RSA414841  Lupinus arizonicus T. S. Clare, Johnston 1930-4-13 s.n. Riverside Palm Spring. 305 Comment
  RSA654057  Lupinus arizonicus R. Spellenberg, N. Zucker 2000-3-28 13048 Riverside E side of Thermal, ca. 1 km E of Calif. Hwy. 111, ca. 5 air km NW of Mecca 30 Comment
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Feb 3 2011
  RSA782073  Lupinus arizonicus Duncan S. Bell 2009-3-9 110 Riverside Arica Mountains: east side of mountain range, west side of Rice Valley approximately 2.7 air miles northeast of Priest Well or approximately 3.3 air miles southeast of the ghost town of Rice. 244 Comment
  RSA86945  Lupinus arizonicus F. W. Peirson 1921-4-13 2497 Riverside Deep Canyon, about 12 miles southeast of Palm Springs. 274 Comment
  UCR196378  Lupinus arizonicus Naomi Fraga, Lisa Rojas 2005-2-10 1371 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  SEINET10490539  Lupinus arizonicus subsp. arizonicus Noel H. Holmgren, Patricia K. Holmgren; Ruth E. Kern 1973-3-21 Holmgren 6423 Riverside Big maria mountains, 12 air miles n of downtown blythe. T4s,r22e,sec.35. Frequent on sandy banks of wash. Petals pink-purple with dark red spots 290 Comment
  RSA613859  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 1997-3-5 1334 Riverside Cabazon; 0.5 mi N of I-10 on Millard Rd. 564 Comment
  UC1212156  Lupinus bicolor David Dunn 1941-3-29 932 Riverside two mi w Corona; w of Corona Comment
  UC15933  Lupinus bicolor H. M. Hall June 1901 2026 Riverside s side San Jacinto Mountains (San Jacinto Mountains); s side San Jacinto Mountains 1341 Comment
  UCR136254  Lupinus bicolor A. C. Sanders 2004-4-20 27570 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
  UCR154762  Lupinus bicolor T. B. Salvato, Kent Beaman 2005-5-16 789 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
  UCR263  Lupinus bicolor Eugene Cardiff, Ken Smith 1954-5-17 s.n. Riverside Peninsular Range, Pigeon Pass, Box Springs Mountains, east of Riverside 610 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
  JOTR35469  Lupinus concinnus Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 72 Riverside Joshua Tree National Park. Little San Bernardino Mtns; W. of Juniper Flats (stop5) 1493 Comment
  SDSU4673  Lupinus concinnus Bruhns 1965-5-22 119 Riverside Slope around girl's dormitory of Desert Sun School in Idyllwild. Comment
  RSA282789  Lupinus concinnus subsp. optatus C. W. Tilforth, B. Busenberg 1980-4-10 1985 Riverside Along north leg of Thomas Mtn. Rd, south of Lake Hmet, Hwy 74. Comment
  SEINET10937080  Lupinus densiflorus var. austrocollium Tilforth 1979-5-23 TILFORTH 1806 Riverside White flwd annual with grasses, delphinium parryi, adenostoma fasciculatum, Solanum parishii. Murrieta-deluz rd., Ca 2 air mi. S of murrieta. 335 Comment
  UC130311  Lupinus excubitus H. M. Hall 1899-5-24 1375 Riverside s slopes El Toro Mt.; San Jacinto Mountains, s slopes El Toro Mt. 1828 Comment
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Jul 23 2008
  RSA282756  Lupinus excubitus var. austromontanus C. W. Tilforth, B. Busenberg 1980-6-10 1995 Riverside Ca. 1/2 mile south of Thomas Mtn Campground, at summit of Thomas Mtn. Rd. , west of Hwy 74 and south of Lake Hemet. 2043 Comment
  POM305657  Lupinus excubitus var. hallii Henry J. Ramsey, Henry J. Ramsey 1939-4-22 1009 Riverside North of Hemet. Comment
  RSA413600  Lupinus excubitus var. hallii E. Crow 1929-4-7 293 Riverside East end of Corona Skyline Drive, Santa Ana Mts. Comment
  SEINET10543985  Lupinus formosus David B. Dunn, Melvin L. Conrad; Patricia L. Kenney 1973-6-15 Dunn 20769 Riverside Coll at the jct of hwy 74 and 71. A gas station on the sw corner. Area generally chaparral with shaggy adenostema. 1433 Comment
  UCR251965  Lupinus hirsutissimus Max Brodie 2014-4-20 27 Riverside Peninsular Range; Santa Ana Mtns., SW of Lake Elsinore, off South Main Divide Rd. roughly 3 miles south of Hwy 74 851 Comment
  SEINET10903775  Lupinus hirsutissimus David B. Dunn 1947-3-16 Dunn 2917 Riverside Found 100 yds. Se of cabayon in the banning pass. Comment
  JEPS65215  Lupinus hyacinthinus W. L. Jepson 2315 Riverside slope of San Jacinto Peak 3169 Comment
  RSA719792  Lupinus hyacinthinus Naomi S. Fraga, Ilene Anderson, Mike Hamilton, Michael Wall, Gary D. Wallace 2006-9-7 1738 Riverside Mount San Jacinto State Park, Hidden Lake. 2652 Comment
  UC729932  Lupinus hyacinthinus Carl B. Wolf 1932-8-5 3985 Riverside along trail from Tahquitz Valley to San Jacinto Peak (near junction of Round Valley Trail); San Jacinto Mts., trail fr Tahquitz Valley to San Jacinto Pe 2956 Comment
  UCR272821  Lupinus latifolius Mitch Provance 2016-6-28 616- 36 Riverside San Jacinto Mountains, Idyllwild, along Strawberry Creek, near the corner of Bicknell Ln. and South Circle Dr. 1636 Comment
  RSA16478  Lupinus latifolius subsp. parishii Carl B. Wolf 1935-6-19 7229 Riverside Santa Ana Mts, Main Divide Motorway, Bear Spring. 1220 Comment
  LA205136  Lupinus latifolius var. parishii C. B. Wolf; 1936-6-17 7954 Riverside Santa Ana Mountains, along Ortega Hwy, San Juan Canyon 2.6 mi. E of Orange County Line 457 Comment
  JEPS29312  Lupinus sparsiflorus Rimo Bacigalupi and L. Heckard 1962-3-25 8408 Riverside lower slopes Estelle Mountain (along state highway 71 near junction of road to Warm Springs Valley); Lower slopes of Estelle Mountain 335 Comment
  RSA676091  Lupinus sparsiflorus Scott D. White 2001-4-13 8319 Riverside Badlands; County landfill area north of Moreno Valley. About 1/4 air mi NW of the SR-60 Freeway jtn with Gilman Springs Rd. 595 Comment
  UCR143962  Lupinus sparsiflorus June Latting 1979-4-8 s.n. Riverside Box Springs Mountain 915 Comment
  RSA0074211  Lupinus sparsiflorus Leota Brice 1930-4-13 s.n. Riverside Idylwild. [San Jacinto mountains]. Comment
  POM259684  Lupinus sparsiflorus subsp. sparsiflorus Philip A. Munz 1940-3-24 15714 Riverside 3 miles north of Cottonwood Springs, Eagle Mts. 915 Comment
  RSA617297  Lupinus sparsiflorus subsp. sparsiflorus R. S. Woglum 1937-04 300 Riverside Mojave Desert: Palm Springs. Comment
  CSUSB1453  Lupinus succulentus Paul D. Wood 1970-4-19 Riverside Riverside, on a hillside at intersection of Indian Hill Road and Ladera Lane. 274 Comment
  RSA501016  Lupinus succulentus Steve Boyd, T. S. Ross, L. Arnseth 1989-4-1 3135 Riverside Vail Lake area, ridge-top of volcanic substrate w/clay soil, 2 mi W of dam, at edge of escarpment E of Pauba Valley. 518 Comment
  RSA180413  Lupinus truncatus E. W. Lathrop 1965-5-9 5745 Riverside 6 miles W of Murrieta. Comment
  RSA414403  Lupinus truncatus N. C. Cooper 1944-4-23 1095 Riverside Banning. 701 Comment
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Mar 13 2011
  RSA554282  Lupinus truncatus Scott D. White 1992-2-25 92 -8 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
  UCR113172  Lupinus truncatus A. C. Sanders 1998-3-11 21663 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, north of Diamond Valley, saddle dam site 534 Comment
  UCR166173  Lupinus truncatus John F. Green 2005-2-10 s.n. Riverside Peninsular Range, E of Temecula, Rancho California, SE of intersection of Mesa Verdugo and Calle Vista, N of Pauba Valley and south of Buck Mesa 430 Comment
  UCR93022  Lupinus truncatus G. P. Schultz 1994-4-7 s.n. Riverside Box Springs Mtns, Big Springs Canyon and N on the crest to Two Trees Canyon (S side) Comment
  POM183693  Lycium andersonii Philip A. Munz 1931-3-13 11969 Riverside 5 mi. S. W. of Blythe. Comment
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Dec 3 2011
  RSA49183  Lycium andersonii Philip A. Munz 1949-4-13 13051 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  RSA510020  Lycium andersonii B. Pitzer 1988-3-10 659 Riverside Chuckwalla Mountains. W side of mountains, on gas line road ca. 1.5 mi north of intersection with Red Cloud Mine Road (and wash); ca. 2 miles (airline) S of Highway I-10. (Red Cloud Road. 10 km cell; PH-2N, 3E) 488 Comment
  UCR139389  Lycium andersonii P. A. Munz 1949-4-11 12999 Riverside Mojave Desert, eastern end of Joshua Tree National Monument 945 Comment
  UCSB24939  Lycium andersonii Keefe, Joseph 1967-3-23 Riverside above Whitewater Canyon Road, 1.0 mile north of U.S. Highway 99, east of Banning 609 Comment
  UCR164065  Lythrum hyssopifolia John F. Green 2005-11-2 s.n. Riverside Peninsular Range, Southern Santa Ana Mtns., Santa Rosa Plateau, La Cresta area, Los Alamos Canyon 1.5 mi. SW of Los Alamos Ranch, just outside Cleveland Nat. Forest boundary 564 Comment
  UCR34935  Machaeranthera canescens subsp. ziegleri L. B. Ziegler 1968-9-15 335 Riverside Santa Rosa Mtns, Santa Rosa Peak 2470 Comment
  UC33263  Madia elegans H. M. Hall 1901-6 + 2662 Riverside vicinity Strawberry Valley; San Jacinto Mountains, vicinity of Strawberry Valley 1584 Comment
  RSA519259  Malacothamnus densiflorus var. densiflorus Ed LaRue 1989-4-26 s.n. Riverside 2 mi. (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. 488 Comment
  CAS-BOT-BC345422  Malacothrix clevelandii H. M. Hall 1901-6-1 2087 Riverside San Jacinto Mountains. In the vicinity of Chalk Hill 1524 Comment
  CAS-BOT-BC347708  Malacothrix glabrata Noel H. Holmgren; Patricia K. Holmgren; Ruth E. Kern 1973-3-21 6452 Riverside Rice Valley, 12.3 miles south of Rice 274 Comment
  POM6231  Malacothrix glabrata I. M. Johnston 1917-4-4 1004 Riverside Palm Canyon 305 Comment
  POM6609  Malacothrix glabrata P. A. Munz, L. T. Street, Williams 1919-3-28 2370 Riverside San Gorgonio Pass, near Banning 701 Comment
  RSA715094  Malacothrix glabrata Sarah J. De Groot, J. Mark Porter 2006-3-14 5196 Riverside North foot of San Jacinto Mts., between Snow Creek Road and Highway 111; several miles downstream from gaging station. 366 Comment
  UC481086  Malacothrix glabrata Geo. B. Grant May 1 1906-May 10 1906 Riverside Palm Springs Colorado Desert Comment
  UC55144  Malacothrix glabrata F. Gilman 1902-1 41 Riverside Palm Springs Comment
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Jul 6 2010
  RSA570724  Malacothrix saxatilis var. tenuifolia Steve Boyd, Timothy S. Ross, J. Travis Columbus 1993-10-23 8191 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Morrell Canyon along Morgan Trail (5W02). 878 Comment
  RSA722992  Malacothrix saxatilis var. tenuifolia Michael Wall 2007-6-26 429 Riverside San Jacinto Valley, Bautista Creek wash off Bautista Canyon Rd. 3.0 miles SE of jct with Fairview Ave. 678 Comment
  RSA798537  Malacothrix saxatilis var. tenuifolia R. F. Thorne, E. W. Lathrop 1977-5-18 49734 Riverside Northern Santa Ana Mountains: Tin Mine Canyon Comment
  SEINET3083011 Image available Marah macrocarpa A. C. Sanders, M. Jacobsmyer & C. Sanders 1995-2-5 15909 Riverside San Bernardino Mtns: Whitewater Canyon, between Bonnie Bell and the fish hatchery. 550 Comment
  POM184542  Marina parryi C. Leo Hitchcock 1932-4-7 12205 Riverside Corn Springs. Comment
  RSA253700  Marina parryi Noel Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-21 6426 Riverside Big Maria Mountains, 12 air miles north of downtown Blythe 290 Comment
  RSA550334  Marina parryi Walter Wisura, John Dolan, M. Wall 1992-3-25 4654 Riverside Lowdesert: 9.6 miles S of Wileys Well toward Hwy 78 Comment
  UCR240066  Marina parryi A. C. Sanders, Tim Thomas, T. B. Salvato 2012-11-1 40504 Riverside Sonoran (Colorado) Desert, Chuckwalla Bench, south of the Chuckwalla Mtns., along Bradshaw Trail 1 km SE of Augustine Rd. junction, large wash on SW side of road 695 Comment
  UCR268067  Marsilea vestita D. E. Bramlet 2005-4-22 3829 Riverside Perris-Aguanga Basin Region, 1.8 km SE of Winchester, south of Patton Ave. and Patterson Ave. intersection, east of Hwy 79 449 Comment
  SDSU21703  Marsilea vestita subsp. vestita Michael G. Simpson, Laura Benedict, Zack Principe, Lee Ripma, Nuri Benet-Pierce, Andy Siekkinen 2016-5-7 3994 Riverside Santa Rosa Plateau Ecological Reserve, near boardwalk overlook. Approximately 1.1 km east of parking area for vernal pool trail, parking lot ca. 4 miles north on road from Visitor's Center. 624 Comment
  UCR163219  Matricaria matricarioides T. B. Salvato, Kelly Volansky 2003-3-27 122 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  RSA0126892  Matricaria occidentalis R. E. Riefner Jr. 2017-4-2 17 -139 Riverside City of Hemet, along California Ave. near Stowe Rd. 468 Comment
  UCR211712  Matricaria occidentalis Fred M. Roberts, D. E. Bramlet, Kerry Byrne 2006-4-20 6322 Riverside Perris Basin, Upper Salt Creek watershed, southwest of Hemet, 2 km southeast of Winchester, south of Domenigoni Parkway 453 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
  RSA445531  Meconella denticulata E. Crow 1929-3-17 201 Riverside Glen Ivy Hot Springs, Santa Ana Mts. Comment
  RSA586041  Meconella denticulata D. L. Banks, S. D. Boyd 1995-3-16 94 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove, Arroyo Seco drainage. 537 Comment
  SDSU17679  Meconella denticulata Jerry Jenkins 2001-4-3 2001 -032 Riverside Ravine south of S. M. River, UTM zone 6, 482400E, 3700400N. Comment
  UCR40512  Medicago polymorpha Steve Boyd 1985-7-23 1008 Riverside Santa Ana Mtns., Santa Rosa Plateau, De Luz Road, 7 mi west of Rancho California. 366 Comment
  CSUSB1097  Medicago sativa Dick Bernier 1966-5-1 Riverside At the corner of Iowa and Unversity Ave. in a bare portion of a lot. 274 Comment
  UCD66801  Melica frutescens F. M. Reed 1920-5-10 4490 Riverside Colorado Desert, Murray Canyon. 457 Comment
  CAS-BOT-BC281604  Melica imperfecta Frank W. Gould 1943-4-17 2132 Riverside 4 miles E of Elsinore 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
  UCR128559  Melica imperfecta A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23905 Riverside Perris-Aguanga Basin region, Tucalota Creek along gasline right-of-way, SE of French Valley Airport, off Borel Rd. in NE Murrieta 396 Comment
  RSA500170  Melilotus albus Steve Boyd, Orlando Mistretta, Walter Wisura 1989-5-30 3657 Riverside Vail Lake area, disturbed area at base of dam, head of Temecula Creek Cyn. 457 Comment
  RSA613318  Melilotus albus D. L. Banks 1997-3-1 1383 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, west of Pala Road. Reservation lands west of the casino and along Pechanga Creek. 329 Comment
  SD137761  Melilotus indicus Darin L. Banks, Steve Boyd 1995-5-3 188 Riverside Agua Tibia Wilderness Area; north sloope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  UCR93148  Melilotus indicus G. P. Schultz 1994-4-8 59 Riverside Box Springs Mtns., mouth of Two Trees Canyon ( on the north side of the stream, in an open field) 410 Comment
  RSA0123038  Mentzelia dispersa Scott D. White, W. LaHaye 2000-5-27 7938 Riverside San Jacinto Mountains: Baldy Mtn. area. 1616 Comment
  JEPS42801  Mentzelia involucrata E. E. Schellenger 1920-4-1 Riverside Canyon near Coachella; Colorado Desert Comment
  SEINET3263235  Mentzelia involucrata J. Andre, T. La Doux, R. B. Kelley 2012-5-4 21073 Riverside Joshua Tree National Park; Long Canyon, up side canyon approx 400 m west of main canyon drainage. Yucca Valley South Quad. Comment
  UCR103294  Mentzelia involucrata George K. Helmkamp 1998-4-4 3179 Riverside Sonoran (Colorado) Desert, 2.3 mi. north of Hwy I-10 on Eagle Mtn Rd. 274 Comment
  CHSC8267  Mentzelia involucrata var. megalantha Edward L. Smith 1957-4-3 235 Riverside Located 1 mi. n hwy. 99 to La Palms, Calif., in a wash. San Bernardino Mts. 91 Comment
  POM14258  Mentzelia involucrata var. megalantha P. A. Munz, D. D. Keck 1922-4-9 4914 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 427 Comment
  POM183473  Mentzelia involucrata var. megalantha J. Ewan 1930-4-18 3085 Riverside Dry Morongo Creek below Morongo Valley, Riverside County Comment
  RSA770303  Mentzelia laevicaulis Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4486 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 488 Comment
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Dec 14 2011
  UCD84490  Mentzelia longiloba Chuck Hughes 2010-6-13 148 Riverside Edge of Rice-Midland Road, about 2.5 miles southwest of Highway 62. 230 Comment
  UC489021  Mentzelia montana C. V. Meyer 1929-6-13 752 Riverside San Jacinto Mts., Idyllwild Grade 1371 Comment
  RSA674685  Mentzelia obscura Scott D. White 2001-4-27 8423 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway ca. 15 miles east of the Indio jtn. of I-10/ SR-111. Bajadas and washes adjacent to powerline access roads near unnamed freeway exit accessing pump station. 396 Comment
  UCR21903B  Microseris douglasii subsp. platycarpha Steve Boyd 1980-5-5 204 B Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 610 Comment
  UCR116505A  Microseris douglasii subsp. tenella A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 746 A Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  RSA524438  Microseris heterocarpa Steve Boyd, Timothy S. Ross, Laurel Arnseth, Jaime Bonilla 1990-4-3 4054 Riverside Vail Lake area, summit of Big Oak Mountain at E end 793 Comment
  RSA612933  Microseris heterocarpa D. L. Banks 1997-3-29 1644 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. An area of native grassland along the Magee Truck Trail at the southern extremity of the Reservation just before the Riverside / San Diego County line border. 463 Comment
  UCR120963  Microseris heterocarpa A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23890 Riverside Perris-Aguanga Basin region, Temecula, along east side of pipeline NE of Long Canyon, west of San Diego Aqueduct 381 Comment
  UCR225609  Microseris lindleyi A. C. Sanders 2011-3-29 38835 Riverside Peninsular Range; Edge of Gavilan Hills, Meadowbrook area, between Perris and Lake Elsinore, along Hwy 74 near Crumpton Rd. 495 Comment
  UCR34957  Microseris lindleyi L. B. Ziegler 1969-5-8 354 Riverside San Jacinto Mtns, Hemet Valley 1402 Comment
  POM256714  Mimulus aurantiacus var. pubescens W. Pequegnat 1940-6-19 s.n. Riverside Pleasants Pk. (Sugarloaf Pk.) 1220 Comment
  RSA38705  Mimulus aurantiacus var. pubescens Percy C. Everett 1945-6-7 11504 Riverside Indian Canyon, along Indian Canyon Truck Trail. Comment
  UC64230  Mimulus aurantiacus var. pubescens H. M. Hall 1900-5-15 Riverside just se Colton; Reche Canyon 457 Comment
  UCR84639  Mimulus aurantiacus var. pubescens Scott D. White, S. Ogg 1994-4-21 1987 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  RSA504541  Mimulus aurantiacus var. puniceus Ed LaRue 1989-6-11 s.n. Riverside W side of Lakeview Mtns., ca 1 mi SE of town on [of] Nuevo. 640 Comment
  UCR86864  Mimulus bigelovii A. C. Sanders, K. C. Rose 1995-4-27 16745 Riverside Sonoran (Colorado) Desert, Coachella Valley, foot of the Little San Bernardino Mtns., canyon east of Fan Hill, just outside Joshua Tree Nat. Park 549 Comment
  SEINET7881834 Image available Mimulus bigelovii Helen K. Sharsmith 1952-1 4061 Riverside Lost Palms Cyn Eagle Mts ca 2 mi from Shaver Summit 671 Comment
  JEPS8173  Mimulus bigelovii var. bigelovii Marjorie D. Clary 1932-3-27 1639 Riverside about 10 mi ne Indio; Colorado Desert, Indio Hills 182 Comment
  RSA420969  Mimulus bigelovii var. bigelovii N. C. Cooper 1949-4-8 3254 Riverside Mecca Pass east of Indio. 549 Comment
  RSA701500  Mimulus brevipes M. Wall, Susan Jett, Perez, Garcia 1994-6-1 53 Riverside S of Hemet 1.75 mi W of Benjie Lane off Hwy R-3. Comment
  UCR177504  Mimulus brevipes 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 1128 Comment
  UCR22084  Mimulus brevipes Steve Boyd 1980-5-3 187 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 625 Comment
  UCR72436  Mimulus breweri Steve Morgan, H. M. Soldan 1992-5-23 92- 01 Riverside Santa Rosa Mtns, SE end of San Bernardino National Forest, about 17 mi (airline) due south of Cathedral City, on County Road 7S02 (Santa Rosa Truck Trail), 0.2 mi south of Santa Rosa Camp [not Santa Rosa Spring, which is about 0.5 mi further south of 7S02] 2256 Comment
  RSA430183  Mimulus diffusus Anstruther Davidson 1896-7-9 s.n. Riverside Strawberry Valley 1677 Comment
  UCR12597  Mimulus floribundus Bill Schultz 1972-4-30 720430- 10 Riverside Santa Ana River bottom, 200 yards west of where power lines make turn where palm trees are west of dump 2 mi south of Mt. Rubidoux 305 Comment
  HSC79248  Mimulus guttatus G. K. Helmkamp 1984-5-2 - 31 Riverside Big Morongo Canyon, 3-3.5 mi. below the caretaker's house at the Big Morongo Preserve, Little San Bernardino Mtns. 550 Comment
  JOTR33123  Mimulus pilosus La Doux, Tasha, Mike Bell 2003-10-17 1604 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
  RSA559317  Mimulus pilosus Steve Boyd, Tim S. Ross, Dave Bramlet 1993-5-13 7371 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Wildhorse Canyon, from confluence with Los Alamos Canyon upstream approx. 1 mile 412 Comment
  UC454138  Mimulus primuloides I. J. Condit 1910-6-22 Riverside San Jacinto Mt. 2438 Comment
  CDA33849  Mimulus puniceus Mike Lahti 2010-5-5 PDR# 1358680 Riverside Hills on the west side of Temecula. 0 Comment
  RSA500994  Minuartia douglasii Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-4-1 3113 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
  UCR18111  Mirabilis albida J. Zabriskie 1976-6-2 848 Riverside Peninsular Range; Santa Rosa Mtns, Cactus Springs Trail near Horsethief Creek 1098 Comment
  CDA23860  Mirabilis bigelovii var. retrorsa T. C. Fuller 1964-4-14 11827 Riverside Bench above wash of Whitewater Canyon, 4.1 miles north of Whitewater. 0 Comment
  UCR194238  Mirabilis laevis var. crassifolia Mitch Provance, Michael L. Fugate 2005-4-14 10055 Riverside San Bernardino Valley, near the water tanks just E of Versity Hill, or what is known locally as Coyote Hill (pk 1386), a few hundred yards SSE of the UCR Campus 396 Comment
  RSA464621  Mirabilis multiflora var. pubescens N. R. Zabriskie, W. M. Zabriskie 1972-3-30 500 Riverside west of Hwy 74, Santa Rosa Mountains 976 Comment
  UCR255950  Mirabilis tenuiloba Deidre Conocchioli, Duncan S. Bell 2014-3-4 149 Riverside east side of Santa Rosa Mountains, west edge of Coachella Valley,1.3 mi down dirt BLM road from paved 58th Avenue, 4WD road south of Lake Cahuila and La Quinta 37 Comment
  RSA408760  Mohavea confertiflora Robert Gustafson 1980-4-3 1518 Riverside Orocopia Mountains, about 15 miles E of Mecca on Box Canyon road, thence about 2 miles S along dirt road 579 Comment
  SD21519  Mohavea confertiflora Ethel B. Higgins 1938-5-21 5761 Riverside Shaver's Summit Comment
  RSA408712  Monardella australis subsp. australis F. W. Peirson 1924-7-27 4993 Riverside Dark Canyon, near Deer Springs, San Jacinto Mts. Comment
  RSA210973  Monardella lanceolata var. lanceolata C. W. Tilforth 1969-7-24 214 Riverside About 4 miles east of County Hwy R-3 on Red Mountain Road, south of Hemet. Comment
  LA96103  Monardella nana Elizabeth McClintock; 1941-7-21 123 Riverside San Jacinto Mountains, trail to Hidden Lake, a short distance below Willow Creek Comment
  RSA0014344  Monardella nana Elizabeth McClintock 1941-7-21 128 Riverside San Jacinto Mts. Trail to Hidden Lake. A short distance from the top of the ledge just below the turn off to Hidden Lake. Comment
  RSA750408  Monardella nana subsp. arida Elizabeth McClintock 1941-6-8 65 Riverside Pines to Palms Highway, at turn off to Santa Rosa Mt. Comment
  SEINET10961496  Monardella nana subsp. nana A. Graff 1993-6-24 Graff 49 Riverside San Bernadino National Forest, Thomas Mtn. Go ca. 50 yds. past the former lookout tower site on Thomas Mtn. summit. Monardella nana is off the road, to the right ca. 75 yds. T6S,R3E,S29. Need USNFS permission to collect. Small, dense, population growing among the rocks in clearing, surrounded by Pinus ponderosa, Abies concolor, Calocedrus decurrens, Quercus chrysolepis, with Eriogonum fasciculatum, Lupinus sp., Gutierrezia sp., Galium andrewsii, Bromus sitchensis, Ribes roezlii. Mid-bloom. Comment
  RSA750303  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-17 118 Riverside San Jacinto Mts. Trail to Suicide Rock. Comment
  UC1499959  Monardella nana subsp. tenuiflora E. and M. McClintock, D. Weiner 1941-7-11 101 Riverside 2 mi beyond the snow gate Black Mt. Comment
  CAS-BOT-BC349804  Monoptilon bellioides Marcus E. Jones 1906-4-27 s.n. Riverside Indio, Colo. Desert Comment
  POM363591  Monoptilon bellioides P. J. Remple 1942-3-1 s.n. Riverside Palm Springs (Sapp's Place) Comment
  RSA701041  Monoptilon bellioides Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11285 Riverside 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's Chocolate Mountains Aerial Gunnery Range. 570 Comment
  SBBG100856  Monoptilon bellioides W. L. Halvorson 1977-2-5 77 -18 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  UCR204225  Monoptilon bellioides Valerie Soza, J. M. Porter, G. D. Wallace 2001-4-2 1083 Riverside Transverse Ranges, Little San Bernardino Mountains, Big Morongo Wash 473 Comment
  UCSB10245  Monoptilon bellioides Phillips, Priscilla 1958-3-22 Riverside South entrance to Joshua Tree Monument Comment
  SEINET10842464  Monoptilon bellioides David B. Dunn 1946-3-16 Dunn 2076 Riverside Dry arid slope in Pushawalla Palm Canyon about 1 mile above the main group of Palms. Comment
  RSA464453  Montia chamissoi H. E. Hasse 1892-7-2 s.n. Riverside San Jacinto. 3049 Comment
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Jun 21 2008
  UC218123  Montia chamissoi P. A. Munz 1922-7-6 5994 Riverside San Jacinto Mountains, Tahquitz Valley Tahquitz Valley; San Jacinto Mountains, Tahquitz Valley 2194 Comment
  POM13812  Montia fontana P. A. Munz 1922-5-21 5521 Riverside Hemet Valley, San Jacinto Mts 1387 Comment
  UCR37698  Moraea polystachya Steve Morgan 1984-11-2 s.n. Riverside University of California, Riverside. Botanic Garden Comment
  JOTR34187  Muhlenbergia appressa La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 3236 Riverside Joshua Tree National Park. West of Queen Mountain, southern end of Wonderland of Rocks; Wonderland Wash, north of Mill Street Mine parking area. Active wash corridor with sandy bottom and surrounded by granitic outcrops and pediments; with heavy foot traffic (Stop 1) 1297 Comment
  UCR138613  Muhlenbergia filiformis L. C. Wheeler 1961-6-24 7908 Riverside San Jacinto Mountains, Fulmor Lake Comment
  SD124758  Muhlenbergia microsperma F. M. Reed 1920-1-25 4155 Riverside Box Springs Mts. Riverside 579 Comment
  SD212436  Muhlenbergia microsperma A. C. Sanders, T. B. Salvato, et al. 2006-5-28 32651 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bunday Canyon/Scott Road and north of Clinton Keith Road, vicinity of peak 2279. 579 Comment
  UCD86819  Muhlenbergia microsperma Alan A. Beetle 1946-4-18 4231 Riverside At DeLuz near Murietta. Comment
  UCR260867  Muhlenbergia microsperma A. C. Sanders, Jim Malusa 2015-3-11 41398 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Gasline Road at junction with road to Observation Point Slats, US Navy Chocolate Mountains Aerial Gunnery Range 723 Comment
  JOTR32417  Muhlenbergia porteri Harding, Mitzi, T. Herskovits, D. Shade 2011-8-11 8 Riverside Joshua Tree National Park. Valley west of Pinto Mountains along Rte 11; Belle Campground; Gravelly flats with granitic boulder outcrops 1154 Comment
  CLARK-A1528-4762  Muhlenbergia richardsonis Alfred R. Roos 1937-8-19 10679 Riverside San Jacinto Mountains Comment
  UC819132  Muhlenbergia rigens I. W. Clokey and E. G. Anderson 1935-8-21 6524 Riverside Fuller Creek San Jacinto Mountains 1650 Comment
  UCR154459  Muilla maritima Jason L. Hlebakos 2005-5-30 809 Riverside Peninsular Range, Durasno Valley, SE of Coahuilla Indian Reservation, c. 11 mi east of Bonnie Road, and c. 6 mi SSW of Anza 1402 Comment
  UCR85643  Myosurus minimus subsp. apus A. C. Sanders 1993-4-5 13691 Riverside San Jacinto Valley, west edge of Hemet, along south side of Devonshire Ave. between Old Warren and Warren Roads, SW of Tres Cerritos and north of Florida Ave./ Hwy 74 460 Comment
  RSA0039601  Nama demissa Deidre Conocchioli, Duncan S. Bell 2014-3-4 145 Riverside Off the Pacific Crest Trail in the San Bernardino Mountains. In Whitewater Canyon 8.5 miles E of Hwy-62. Just S of Red Dome. 695 Comment
  RSA717451  Nama demissa Scott D. White, Andrea Warniment 2006-3-22 11263 Riverside Eastern Coachella Valley a few mi E of Indio. Proposed I-10 Freeway / McMaughton Parkway Interchage, N of I-10 Freeway. 91 Comment
  UCR140955  Nama demissa June Latting 1973-4-14 s.n. Riverside Sonoran (Colorado) Desert, south entrance to Joshua Tree National [Park] Monument, alluvial slopes south of Cottonwood Mtns. 579 Comment
  RSA718304  Nama demissa Michael Honer, L. Hulse 2004-4-2 1886 Riverside East Wide Canyon; near MWD aqueduct, appx 2 mi. N of Dillon Rd. 488 Comment
  UC1189974  Nama demissa var. demissa John H. Thomas 1957-3-30 6540 Riverside 8.1 mi e Cactus City (about 20 mi e of Coachella, Colorado Desert); Colorado Desert 426 Comment
  UC69319  Nama demissa var. demissa L. A. Greata Apr. 1905 Riverside Coachella Comment
  UC880823  Nama demissa var. demissa I. W. Clokey 1935-4-17 6812 Riverside Cottonwood Springs Comment
  RSA0019794  Nama hispida var. spathulata April Garbat, Sarah J. De Groot 2013-4-30 57 Riverside Ford Dry Lake, N of I-10 122 Comment
  UCR198171  Nama hispida var. spathulata Michael Honer, Theresa Miller 2005-3-11 2063 Riverside Northeastern Colorado Desert, Rice Valley, 4.5 mi south-southeast of Rice, 1.5 mi east of ATSF railway 220 Comment
  UCD87803  Nassella lepida A. A. Beetle 1944-4-27 3005 Riverside West of Murietta. Comment
  RSA192229  Nassella pulchra E. W. Lathrop 1960-4-28 4767 Riverside 14 miles west of Murrieta Comment
  RSA431565  Nasturtium officinale N. C. Cooper 1944-5-6 1175 Riverside Whitewater Canyon. 457 Comment
  RSA464362  Nemacaulis denudata var. gracilis George B. Grant 6718 Riverside Palm Springs. Comment
  SEINET10458412  Nemacladus longiflorus Spencer Spencer 1728 Riverside Comment
  UCR21963  Nemacladus longiflorus var. longiflorus Steve Boyd 1980-5-21 293 Riverside Gavilan Hills, Harford Springs County Park, on the NW corner of the Gavilan plateau. Comment
  RSA674707  Nemacladus ramosissimus Scott D. White 2000-5-1 7749 Riverside Corona: Western foothills of Santa Ana Mountains near Bedford Canyon. 351 Comment
  UC1979625  Nemacladus ramosissimus D. L Banks, Steve Boyd 1995-5-17 0453 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mtn., E of the Dripping Springs Alcove area W of the Dripping Springs Trail, along the W fork of upper Arroyo Seco. Comment
  UCR25988B  Nemacladus sigmoideus John C. Roos 1947-3-15 3354 B Riverside Sonoran (Colorado) Desert, Santa Rosa Mountains, mouth of Deep Canyon at foot of mtns. 366 Comment
  JOTR35033  Nemacladus tenuis var. aliformis La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3486 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road on south-facing bajada among sonoran desert riparian washes. Comment
  RSA556434  Nemophila menziesii Julie Greene 1993-3-10 1126 Riverside San Jacinto Wildlife area. 476 Comment
  SEINET3156487  Nemophila menziesii H. M. Hall 3710 Riverside Vicinity of Riverside Comment
  SEINET7073387  Nemophila menziesii A. G. Vestal 1963-4-23 s.n. Riverside About 0.6 mile up Railroad Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  UCR214009  Nemophila menziesii Scott D. White, Angelia Carey 2004-4-5 9987 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  UCR241581  Nemophila menziesii A. C. Sanders, Timothy W. Chumley 2013-4-2 40746 Riverside Peninsular Range, Temescal Canyon between Horsethief Canyon Rd. and Hostettler Rd., near I-15 Fwy, SE of Corona (Lee) Lake 377 Comment
  UCR49231  Nemophila menziesii Steve Boyd 1980-5-8 1610 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 625 Comment
  RSA0059611  Nemophila menziesii 1917-4-4 Riverside Palm Canyon 762 Comment
  POM264311  Nemophila menziesii var. integrifolia J. C. Roos 1937-5-10 666 Riverside Lake Elsinore. Comment
  RSA772121  Nemophila menziesii var. menziesii Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4836 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010. 915 Comment
  UC68730  Nicotiana clevelandii H. M. Hall 1905-4-16 5802 Riverside 10 mi w Coachella (Marshall Canyon); Colorado Desert, Marshall Canyon 91 Comment
  SEINET3077687 Image available Nicotiana glauca Paul M. Estes 1962-3-3 005 Riverside In hills behind UCR campus. 335 Comment
  UCR174522  Nicotiana glauca A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32492 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  SBBG6607  Nicotiana obtusifolia H. and M. Dearing 1936-12-26 1702 Riverside foot of grade Palms to Pines Hwy Comment
  UCR198187  Nicotiana obtusifolia Michael Honer, L. Hulse 2004-4-2 1875 Riverside Colorado(Sonora) Desert, Little San Bernardino Mountains. Blind Canyon, c. 0.5 mi north of Desert Hot Springs 488 Comment
  UCSB41768  Nicotiana obtusifolia Sense, Nancy 1976-4-13 Riverside Shaver's Wells, Box Canyon, Box Canyon Road from I-10 to Mecca Comment
  UCR3337.2  Nicotiana quadrivalvis T. R. Plumb 1964-4-23 s.n. Riverside Box Springs Mtns, Box Springs Mountain, c. 0.5 mi SE of Dog Lady's House [old house near crest of range, c. 33 deg. 58' 53'N, 117 deg. 17' 28'W, along road from Pigeon Pass; later park ranger's house] 732 Comment
  POM259633  Nolina bigelovii E. C. Jaeger 1939-12-1 s.n. Riverside Orocopia Mountains 366 Comment
  POM12744  Nolina parryi Philip A. Munz 1922-6-30 5920 Riverside Santa Rosa, Santa Rosa Mountains. 1982 Comment
  RSA1788  Nolina parryi Carl B. Wolf 1931-5-11 s.n. Riverside Near Pipe Creek, above Hemet Valley, San Jacinto Mountains. 1677 Comment
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Mar 24 2011
  RSA377846  Nolina parryi E. C. Jaeger 1922-7-10 s.n. Riverside East slope San Jacinto Mountains. 1829 Comment
  UCR26376  Nolina parryi A. C. Sanders 1981-7-11 2203 Riverside San Jacinto Mtns., Bull Canyon Road just inside the Forest Service boundary Comment
  UCR14367  Oenothera bistorta Steven Wickler 1974-4-21 003 Riverside San Jacinto Valley, immediately off of Hemet-San Jacinto offramp, U.S. Hwy 60, 8 mi. east of Riverside 518 Comment
  RSA648273  Oenothera californica subsp. californica Tamara Joy Hanna 1991-5-12 27 Riverside Township of Anza, area of High Country Ranches. From Tamatea road approx. 100 ft. to dry stream bead, walking northeasterly direction. 1280 Comment
  RSA659517  Oenothera deltoides J. C. Roos 1966-3-12 s.n. Riverside Indio. Comment
  SD39503  Oenothera deltoides Edith A. Purer 1935-4-21 6490 Riverside Colorado Desert, near Palm Springs. Comment
  UCD106860  Oenothera deltoides John Wear 1995-3-23 s.n. Riverside Colorado Desert: Blythe. Comment
  UCR245948  Oenothera deltoides Duncan S. Bell 2009-3-8 57 Riverside Arica Mountains, north tip of range, c. 3 air miles NW of Priest Well, or c. 5.5 air miles SW of ghost town of Rice 404 Comment
  CHSC1150  Oenothera deltoides subsp. deltoides E. Thomas 1940-3-30 Riverside Cathedral City. 137 Comment
  POM355590  Oenothera deltoides subsp. deltoides Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  CLARK-A1528-5707  Oenothera dentata John C. Roos 1937-4-18 1365 Riverside Cabazon Comment
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Jun 24 2020
  RSA784235  Oenothera micrantha var. exfoliata J. D. Olmsted 1962-5-1 427 -B Riverside 5 degrees NE slope just west of top of highest Southern California waterfall; 1/4 mi. SE of Falls Plateau, Snow Canyon N of Mt. San Jacinto. 945 Comment
  UC69875 Image available Oenothera micrantha var. ignota Mrs. C. M. Wilder 1905-4-1 90 Riverside Jurapa Hills West Riverside; Jurapa Hills, West Riverside Comment
  RSA734943  Oenothera scapoidea J. R. Bruff 1927-3-12 s.n. Riverside Whitewater. Comment
  SD122938  Olea europaea Steve Boyd 1985-7-23 1004 Riverside De Luz Rd., 5.5 mi. west of Rancho California. Adventive around canopy of large Platanus. 395 Comment
  RSA703748  Oligomeris linifolia LeRoy Gross 2005-3-3 1567 Riverside Palen Mountains, south side. Near end of old prospect road. [From] Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W. 207 Comment
  UC572628  Oligomeris linifolia H. S. Yates 1937-3-23 6425 Riverside near Thermal; Thermal Quad. 30 Comment
  UCR148854  Oligomeris linifolia 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
  UCSB38667  Oligomeris linifolia Cowan, Clark 1978-4-24 Riverside Dry lake bed of Lake Cahuilla; 2.1 mi (3.3 km) off Ave 66 on a dirt road, 1.3 mi(2 km) on Ave 66 from Hwy 86; Whittaker transect #W-222 (voucher) Comment
  VVC234  Olneya tesota Frank Awbrey 1959-4-24 s.n. Riverside 17.7 miles east of Mecca on St Hwy 195 at E end of Box Cyn 366 Comment
  RSA792123  Oncosiphon piluliferum R. E. Riefner Jr. 2011-5-31 11 -61 Riverside French Valley, immediately northeast of Hwy 79 and the intersection with Algarve Avenue 415 Comment
  UCR116895  Oncosiphon piluliferum A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24176 Riverside Perris-Aguanga Basin region, Romoland, onramp to Hwy 215 from Hwy 74, just east of 215 434 Comment
  UCR202976  Oncosiphon piluliferum Robert Noll 1998-3-23 s.n. Riverside Moreno Valley, [North] of Lake Perris along John F. Kennedy [Dr.] Comment
  RSA0031146  Opuntia basilaris Marc Baker, Michelle Cloud-Hughes, Tim Thomas, Alice Karl 2013-9-26 17803 Riverside Chuckwalla Mountains, north side of Corn Springs Wash, 1.1km ESE of Corn Spring, 12.2km SE of Desert Center, 70 km west of Blythe. 478 Comment
  CAS-BOT-BC56844  Opuntia littoralis Steve Boyd 1986-5-7 1833 Riverside Field redacted by CAS, contact the data manager for more information Comment
  POM278509  Opuntia polyacantha var. erinacea H. G. Rush 1950-5-10 116 Riverside 5 miles NW of Nightingale along Palms to Pines Hwy.; Santa Rosa Mts. 1524 Comment
  SD128319  Opuntia polyacantha var. erinacea R. Mitchel Beauchamp 1971-5-16 2424 Riverside Santa Rosa Mountains, open areas of pinyon forest, Pinyon Flat Campgrounds. (IPB 9/07) 1500 Comment
  RSA752696  Opuntia prolifera John Green 2006-5-2 s.n. Riverside Unincorporated area along San Diego Aqueduct Corridor, 1 km due W of Skunk Hollow, between Nicholas Rd. and Borel Rd., E of Murrieta Hot Springs. 421 Comment
  RSA5552  Opuntia ramosissima B. D. Stark 1932-6-15 3736 Riverside Base of Eagle Mountains above Utopia, Colorado Desert. 229 Comment
  UCR20795  Orcuttia californica A. C. Sanders 1980-5-17 1467 Riverside Santa Rosa Plateau, Santa Ana Mtns., 2.5 miles SW of Murrieta, Mesa De Burro 620 Comment
  SEINET13948674 Image available Origanum vulgare A. C. Sanders 2002-1 25068 Riverside San Bernardino/Santa Ana River Valley Region: Riverside cultivated plants in yard at 422 Campus View Dr. Riverside East 7.5' Q.: 33 deg. 58.5' N, 117 deg. 19' W. T2S R4W SEC 20, S/2. Alt 341 m/1120 ft. 341 Comment
  RSA0042859  Orobanche cooperi Duncan S. Bell, Deidre Conocchioli 2014-3-18 6262 Riverside Orocopia Mountains; southern/central section of range; approximately 0.75 air mile northwest of Gucci Spring. 483 Comment
  SEINET10500314  Orobanche cooperi David B. Dunn 1946-3-17 Dunn 2107 Riverside Growing in desert sand on alluvial fan from Pushawalla Canyon. Indio hills. Both Larrea and Hymenoclea and also Franseria growing close by. Comment
  RSA0070485  Orobanche cooperi subsp. cooperi G. R. Campbell 1952-4-6 18420 Riverside Box Canyon, on road from Hwy 60-70 to Salton Sea. 457 Comment
  SEINET13710345  Orthocarpus purpurascens S. W. Austin, S. W. Austin 1969-1 34 Riverside on SW Side of Alberhill Rd, 2.5 Mi. NW Elsinore 1000 Ft 305 Comment
  POM256964  Orthocarpus purpurascens var. pallidus W. Pequegnat 1940-4-28 s.n. Riverside Bedford Truck Trail. 366 Comment
  POM12814  Oxytheca emarginata P. A. Munz 1922-6-24 5793 Riverside Pipe Creek, Hemet Valley. 1433 Comment
  POM12807  Oxytheca trilobata P. A. Munz 1922-6-25 5818 Riverside Vandeventer Flat. 1707 Comment
  UCR139142  Oxytheca trilobata John F. Green 2003-6-11 s.n. Riverside San Jacinto Mtns., Juan Diego Flat, NW of Cahuilla Mountain 1220 Comment
  UCR227587  Oxytheca trilobata Duncan S. Bell, Valentin Arvizu 2010-5-24 1103 Riverside San Jacinto Mountains, San Bernardino National Forest, Garner Valley, c. 3.0 air mi southeast of junction of Forest Service Road 6S04 and Forest Service Road 6S13 1386 Comment
  UCR24260  Oxytheca trilobata John C. Roos 1937-8-17 2544 Riverside San Jacinto Mtns., Near Idyllwild Comment
  CAS-BOT-BC327909  Palafoxia arida F. H. Billings 1926-2-6 20 Riverside Palm Springs Comment
  CDA8436  Palafoxia arida A. C. Browne 1957-4-6 Riverside 6 miles east of Indio. 0 Comment
  SBBG8642  Palafoxia arida H. and M. Dearing 1936-12-25 1889 Riverside Long Cyn, Colorado Desert Comment
  SEINET12800993  Palafoxia arida Chris Dietrich, M. Merello & H. Schmidt 1994-1 28 Riverside 7.5 miles south of North Shore on State Highway 111. Along highway on east shore of Salton Sea. 60 Comment
  UCD134903  Palafoxia arida Lewis S. Rose 1959-1-8 59002 Riverside La Quinta. 15 Comment
  POM363755  Palafoxia arida var. arida A. Menke 1955-4-26 s.n. Riverside Indian Wells. Comment
  UCD134880  Palafoxia arida var. gigantea Ann F. Johnson 1975-1-3 1121 Riverside near Highway I-10 at 'Stuckey's Candy' north of Palm Springs. Comment
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Nov 27 2014
  UCR2615  Panicum miliaceum F. M. Reed 1918-1 4012 Riverside Riverside: on Indianapolis Ave. (Spruce Street) near Kansas 268 Comment
  POM172729  Panicum urvilleanum La Niece 1930-4-1 s.n. Riverside Sandy wash of Whitewater; 15 miles NW of Indio Comment
  CAS-BOT-BC413374  Parietaria hespera var. californica Steve Boyd 1992-4-15 6877 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. downstream to the confluence with San Mateo Creek 487 Comment
  RSA509725  Parietaria hespera var. californica Ed LaRue 1989-4-12 s.n. Riverside Midway between Mead Valley and March Air Force Base. 518 Comment
  SD126619  Parietaria hespera var. californica Ed LaRue 1989-4-12 Riverside Midway between Mead Valley and March Air Force Base. 518 Comment
  UCR115919  Parietaria hespera var. californica Mitch Provance 1998-4-24 1114 Riverside Riverside, c. 1 mile SW of the corner of Trafalgar Ave. and Alessandro Blvd. 366 Comment
  RSA448022  Parietaria hespera var. hespera E. S. Spalding 1926-2-14 15046 Riverside Palm Canon. Mesophytic habitat. Comment
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Sep 10 2011
  RSA678338  Parietaria hespera var. hespera Steve D. Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10475 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
  RSA770989  Parietaria hespera var. hespera Jim Andre, Tasha La Doux 2009-2-25 10811 Riverside Chuckwalla Mountains: approx. 0.5 miles south of I-10 freeway at Eagle Mountain Road exit 414 Comment
  UCR163090  Parkinsonia florida B. G. Pitzer 2000-5-7 4143 Riverside Sonoran (Colorado) Desert, extreme north end of Orocopia Mountains, Shavers Valley, at base of hills c. 0.5 mi. SE of Box Canyon Road. 341 Comment
  UCR255954  Parkinsonia florida Deidre Conocchioli, Duncan S. Bell 2014-3-11 151 B Riverside Devil Canyon in the Santa Rosa Wilderness Area, west of Coachella Valley, 3 mi south of Lake Cahuilla 110 Comment
  SEINET10450579  Parkinsonia torreyana Carl B. Wolf 1932-4-26 Wolf 2981 Riverside 8 mi. E of Mecca, on Blythe Road. 91 Comment
  RSA700042  Parosela californica Anonymous 1929-12-26 s.n. Riverside Whitewater Comment
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Nov 9 2011
  CLARK-A1528-81  Paspalum dilatatum C. M. Flanagan 1973-6-13 OO 707 Riverside Morongo Indian Reservation 1127 Comment
  SD255104  Pectis papposa var. papposa Sarah J. De Groot, Amy Rouillard 2015-9-15 7571 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
  UC56857  Pectocarya anisocarpa H. M. Hall 1902-4-22 2964 Riverside Comment
  RSA487456  Pectocarya linearis subsp. ferocula D. C. Hawks 1988-3-27 s.n. Riverside Between Aguanga and Anza SE of intersection of Dove and Sycamore Streets, S of Hwy 371. Tule Creek drainage, 1.75 mi airline NE of Aguanga. 762 Comment
  JOTR35926  Pectocarya penicillata De Groot, Sarah J., Jessica Chu, Loraine Washburn 2013-3-22 6874 Riverside Joshua Tree National Park. Cottonwood Spring; Fan palm oasis and surrounding slopes. 905 Comment
  SEINET272156  Pectocarya penicillata A. C. Sanders 1997-3-1 19754 Riverside Box springs Mountains: E side of Pigeon Pass Valley ca. 1/2 mile NW of Lawless Ranch E of Hidden Springs Rd. intersecti 579 Comment
  UC1543028  Pectocarya penicillata Donald G. Nelson 1936-5-24 416 Riverside just n Lake Hernet (nw of Thomas Mtn, on Pine to Palms Hwy); San Jacinto Mountains, east slope, Hurky Creek Camp Comment
  RSA0119882  Pectocarya peninsularis Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-24 9097 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5.75 air miles southeast of the summit of Martinez Mountain. 550 Comment
  RSA777537  Pectocarya platycarpa Thomas Stoughton, Chrsiti Gabriel, Stephanie Rockwood 2011-3-30 897 Riverside East Mojave Desert region: McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 290 Comment
  RSA77862  Pectocarya platycarpa F. W. Peirson 1920-2-16 1014 Riverside Palm Canyon stream below the canyon, Palm Springs. region Comment
  RSA78764  Pectocarya platycarpa P. A. Munz 1952-4-15 17340 Riverside Canyon 2 miles west of Monument Peak, Joshua Tree National Monument. 1067 Comment
  JOTR35211  Pectocarya recurvata La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 3479 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; west Pinkham Wash, west of Pinkham Canyon Road; sandy gravel flats near road (Stop 1) Comment
  RSA0123680  Pectocarya recurvata Duncan S. Bell, LeRoy Gross 2016-3-9 8861 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
  SEINET7073385  Pectocarya recurvata A. G. Vestal 1963-4-23 s.n. Riverside About 0.6 mile up Railroad Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  UCR88291  Pectocarya recurvata A. C. Sanders, K. C. Rose 1995-4-5 16386 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  RSA368830  Pectocarya setosa Christopher Davidson 1973-4-19 1996 Riverside Joshua tree Natl. Monument, various sites along the road, 1-10 miles s of Joshua tree 1220 Comment
  UCSB38687  Pectocarya setosa Cowan, Clark 1978-4-24 Riverside 19.6 mi. (31.3 km.) S on 74 from jct with Hwy. 111 at Indian Wells; Sta. Rosa Mt. Rd.; 1.9 mi. (3 km.) S of 74 Comment
  RSA500990  Pedicularis densiflora Steve Boyd, Tim S. Ross, L. Arnseth 1989-4-1 3109 Riverside Vail Lake area, dried bed of man-made pond and adjacent slopes at N base of rounded knob 1.25 miles WSW of dam. 610 Comment
  RSA585625  Pedicularis densiflora D. L. Banks, Steve D. Boyd 1995-3-15 60 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 680 Comment
  UCR35224  Pedicularis semibarbata L. B. Ziegler 1967-7-5 176 Riverside San Jacinto Mtns, Canyon of the South Fork of the San Jacinto River 1829 Comment
  UCSB18151  Pediomelum californicum Gates, Mary 1964-5-17 Riverside Pinyon Flats Campground, State Highway 74, 25 miles SE of Indio 1219 Comment
  RSA787609  Pellaea andromedifolia John S. Garth 1944-4-8 1089 Riverside Andreas Canyon. 457 Comment
  UCR90968  Pellaea andromedifolia Scott D. White 1996-2-18 3807 Riverside Perris Basin, Double Butte, NW of Winchester, SE-facing slope of west butte and alluvial soil at base 490 Comment
  RSA686923  Pellaea mucronata T. R. Pray 1960-3-4 1648 Riverside Andreas Canyon Comment
  RSA5010  Pellaea mucronata var. mucronata Dorothy R. Wolf 1932-3-20 10 Riverside Richman Ranch 2.5 mi N of De Luz. SW Riverside County 457 Comment
  RSA507458  Pennisetum setaceum D. C. Hawks 1986-4-17 s.n. Riverside Whitewater River channel, 1 mile S of Hwy I-10 and 2 miles W of Indian Ave. 259 Comment
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Dec 20 2009
  UC1930085  Pennisetum setaceum Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10451 Riverside Peninsular Ranges, San Jacinto Mountains / Colorado Desert; East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UCR123356  Penstemon californicus Bern Schwenn 1997-6-29 s.n. Riverside San Jacinto Mtns., San Bernardino National Forest, junction of Cedar Springs Trail and Pacific Crest Trail 2073 Comment
  UCR261687  Penstemon centranthifolius Dick Newell, Judy Booth 2014-5-18 369 Riverside Peninsular Range; Santa Ana Mtns., Cleveland National Forest on South Main Divide Road, 0.4 mi. east of CNF gate near Elsinore Peak 959 Comment
  RSA97014  Penstemon centranthifolius R. M. Straw 1953-6-4 430 Riverside Pinyon Flat on Palms to Pines Hwy. Comment
  CAS-BOT-BC265283  Penstemon clevelandii subsp. connatus Ivan Johnston 1917-4-4 1043 Riverside Andreas Canyon, Colorado Desert 274 Comment
  CAS-BOT-BC265293  Penstemon clevelandii subsp. connatus Barbara Ertter; Jeffrey Strachan 1980-5-21 3487 Riverside Rivulet crossing Santa Rosa Mountain road [Forest Road 7S02] from Highway 74 [Pines to Palms Highway] 1584 Comment
  CDA41882  Penstemon clevelandii subsp. connatus T. C. Fuller 1963-4-23 10292 Riverside San Jacinto Mountains; Highway 74 to Palm Desert, just east of Pinyon Flat. 0 Comment
  UCR35256  Penstemon clevelandii var. connatus L. B. Ziegler 1973-6-6 511 Riverside San Jacinto Mtns, Hemet (Garner) Valley. Between mill site and the mine shaft of the Kenworthy Mine. 1418 Comment
  UCR24496  Penstemon eatonii John C. Roos 1943-5-23 2676 Riverside S Mojave Desert, Little San Bernardino Mtns 1524 Comment
  SD119894  Penstemon grinnellii var. grinnellii Louis B. Ziegler 1968-7-17 326 Riverside San Jacinto Mountains; Strawberry Valley, in canyon bottom near the base of Lily Rock. 1950 Comment
  UCR23082  Penstemon heterophyllus W. W. Mayhew, B. A. Carlson 1981-6-6 s.n. Riverside San Jacinto Mtns, Valley Hi County Park off Hwy 243 1220 Comment
  UC27400  Penstemon rostriflorus H. M. Hall June 1901 2302 Riverside trail to S. Jacinto San Jacinto Mountains, trail to S. Jacinto (in canyons of the w side, San Jacinto Mountains, Southern California) 1371 Comment
  RSA0014853  Penstemon rostriflorus C. W. Tilforth, John Dourley 1970-9-2 305 Riverside Along road to Santa Rosa Mountain. Comment
  RSA516747  Penstemon spectabilis 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
  UC88035  Pentachaeta aurea A. W. Anthony 1895-7-15 Riverside San Jacinto Mts. 1828 Comment
  SD140250  Pentagramma triangularis Scott White 1993-4-22 1237 Riverside North Alberhill Ranch, in hills north of Walker Canyon 490 Comment
  SD187297  Pentagramma triangularis Scott D. White, Angelia Carey 2004-4-16 10180 Riverside San Jacinto Mountain foothills; Indian Creek and adjacent slopes. 548 Comment
  CAS-BOT-BC71580  Pentagramma triangularis subsp. maxonii Ivan Johnston 1917-4-4 1045 Riverside Palm Canyon 274 Comment
  SFV17214  Peritoma arborea J. W. Dole 1980-11-1 s. n. Riverside Snow Creek road, 1 mile from junction of Highway 111 and Interstate Highway 10. 360 Comment
  SD216467  Peritoma arborea var. angustata Carol R. Annable, Lee Baron 1995-3-11 2268 Riverside Cactus City rest stop on Interstate 10. Comment
  SEINET201068  Perityle emoryi H. E. Parks Riverside Mouth of Santa Rosa Canyon near Indio. Comment
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Mar 20 2014
  SEINET7883493 Image available Perityle emoryi Lewis S. Rose 1938-12-22 38337 Riverside San Jacinto Mountains 2000 Comment
  CAS-BOT-BC326735  Peucephyllum schottii E. A. McGregor 1917-3-17 709 Riverside Granite Ridge west of Fig Tree John's Comment
  JOTR31908  Peucephyllum schottii La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 2155 Riverside Joshua Tree National Park. West Cottonwood Mountains; bouldery side canyon leading into southeast Pinkham Wash Comment
  POM46832  Peucephyllum schottii Mary F. Spencer 1920-3-23 1454 Riverside Palm Springs. 122 Comment
  SJSU11731  Peucephyllum schottii R. C. McGehee 1970-4-18 Riverside 2 mi S of Cottonwood Pass, Joshua Tree National Monument Comment
  POM182078  Phacelia ambigua P. A. Munz 1932-3-14 11974 Riverside Colorado Desert, Coachella Valley, Deep Canyon 91 Comment
  UCR148850  Phacelia ambigua Chet McGaugh 2005-1-5 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 1 mi. north of the Imperial Co. line along Coachella Canal right-of-way 21 Comment
  RSA263700  Phacelia brachyloba E. W. Lathrop 1968-5-30 6939 Riverside Main divide truck trail between El Carriso and Santiago Peak; Cleveland National Forest 1220 Comment
  SBBG65005  Phacelia campanularia B. L. Clary -Feb-1928 Riverside near Edom 64 Comment
  UC1595707  Phacelia campanularia W. Wisura, A. King, and L. Newcomb 1992-4-10 4676 Riverside n W-Palm Springs; Gorgonio Pass, Stubbe Canyon Comment
  POM250359  Phacelia campanularia subsp. vasiformis I. W. Clokey 1935-4-17 6839 Riverside Cottonwood Springs Comment
  RSA427697B  Phacelia campanularia subsp. vasiformis N. C. Cooper 1944-3-25 995 Riverside Morongo Pass. 457 Comment
  UCR174964  Phacelia cicutaria var. hispida Teresa Nieto 2005-4-24 23 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  UCR228836  Phacelia cicutaria var. hispida A. C. Sanders, T. B. Salvato 2011-4-27 39335 Riverside Peninsular Range, south side of Alberhill Mountain in vicinity of Durant Siding and Terra Cotta, near Nichols Rd. and extension (under construction) toward Lake St. 390 Comment
  RSA666588  Phacelia ciliata A. C. Sanders, Sue Nash, Tom Paulek 2002-4-7 24902 Riverside San Jacinto Wildlife Area, west side of Davis Rd., just north of the old San Jacinto River channel (levee), 2.25mi. N of Lakeview. 434 Comment
  UCR107225  Phacelia crenulata Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2187 Riverside Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  RSA0043224  Phacelia crenulata var. ambigua Duncan S. Bell 2010-4-2 694 Riverside Arica Mountains: collecting along the ridgeline of the mountain range about 0.3 air mile north of the summit. 561 Comment
  RSA795747  Phacelia crenulata var. ambigua Jim Andre 2012-3-19 21302 Riverside Orocopia Mountains; north end of range, 0.5 miles south of junction of Box Canyon Road and I-10 freeway, 23 miles east of city of Coachella. 488 Comment
  JOTR33951  Phacelia cryptantha La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2837 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; bouldery outcrops along ridge line heading toward Juniper Flats Comment
  RSA74954  Phacelia distans F. W. Peirson 1918-03 955 Riverside Cabazon, San Gorgonio Pass. Comment
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Mar 13 2011
  RSA772970  Phacelia distans Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4777 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 610 Comment
  SD73618  Phacelia distans Helen V. Witham 1970-5-1 850 Riverside Bautista Canyon, southeasst of Hemet. 800 Comment
  UCR102699  Phacelia distans B. G. Pitzer 1998-1-24 3382 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
  UCR140704  Phacelia distans A. C. Sanders 2004-5-12 27861 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  UCR80811  Phacelia imbricata Scott D. White 1993-5-29 1463 Riverside San Bernardino Mtns, Banning Canyon & Big Oaks Canyon along the road to Raywood Flat on Yucaipa Ridge 1372 Comment
  SEINET3158181  Phacelia ivesiana L. A. Greata sn Riverside Coachella Comment
  UC672723  Phacelia lemmonii Harlan Lewis 1942-6-17 1711 Riverside approx. 2 mi w Pinon Flats Comment
  SEINET3119619 Image available Phacelia minor Philip A. Munz 1940-3-22 15655 Riverside Whitewater Canyon, 2 miles north of Banning-Indio boulevard Comment
  UC24422  Phacelia mutabilis H. M. Hall 1901-7 2480 Riverside Tamarack Valley San Jacinto Mountains 2804 Comment
  UCR41464  Phacelia neglecta A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6138 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  UCR102930  Phacelia parryi George K. Helmkamp 1998-4-3 3063 Riverside Sonoran (Colorado) Desert, Whitewater River, bordering the north side of Hwy I-10; E side of the river 396 Comment
  RSA584680  Phalaris lemmonii D. E. Bramlet, A. Sanders, S. Boyd, F. Roberts 1992-5-21 2290 Riverside The site is approximately 8 km southwest of Hemet. Found on the margin of vernal pools, which are located northwest of the intersection California Ave. and Stowe Rd., The site is located some 60 m N of Stowe Rd and some 122 m west of California Ave. 456 Comment
  RSA92750  Phalaris paradoxa J. C. Roos 1952-5-21 5702 Riverside San Jacinto River bottomland 1.5 miles southeast of Perris 426 Comment
  UC1930127  Pholisma arenarium V. Soza, Steve Boyd, Neil Gilbert 2000-12-6 1062 b Riverside Peninsular Ranges, Jan Jacinto Mountains region: Bautista Canyon, alongside Bautista Canyon Road, across from Bautista Conservation Camp. 854 Comment
  CLARK-A1045-142  Pholistoma membranaceum George K. Helmkamp 1978-4-1 Riverside Deep Canyon west edge of Deep Canyon; Palm Desert 15'Q Comment
  UCR41366  Pholistoma membranaceum N. M. Fellows 1985-3-3 87 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
  LA209835  Phoradendron californicum F. M. Scott; April 1928 sn Riverside Thousand Palms Comment
  UCR281862  Phoradendron californicum A. C. Sanders, Jim Malusa 2017-9-19 43331 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, c. 1.35 km SW of Tabaseca Tank 634 Comment
  RSA592672  Phoradendron densum Scott D. White, D. Haselfeld 1996-7-2 4264 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
  JOTR35002  Physalis crassifolia La Doux, Tasha, A. Miller, T. Vaughn, A. Johnson 2007-10-25 3104 Riverside Joshua Tree National Park. Pinto Basin, along Old Dale Road Comment
  RSA423823  Physalis crassifolia Ora M. Clark 1929-2-23 1569 Riverside N. Whitewater. Comment
  SBBG6614  Physalis crassifolia H. and M. Dearing 1940-1-1 4057 Riverside Painted Cyn, near Mecca Comment
  CAS-BOT-BC60792  Physaria tenella C. L. Hitchcock 1940-3-31 5881 Riverside Cottonwood Springs, 0.5 mile below Spring. Comment
  UCR260255  Physaria tenella A. C. Sanders, Jim Malusa 2015-3-11 41395 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Gasline Road at junction with road to Observation Point Slats, US Navy Chocolate Mountains Aerial Gunnery Range 723 Comment
  UCR60764  Pilularia americana R. F. Thorne 1973-5-23 43854 Riverside Santa Rosa Plateau, north side of Mesa de Colorado 610 Comment
  JEPS46821  Pinus flexilis Jepson and Hall 1901-1 Riverside Santa Rosa Peak Comment
  JEPS47909  Pinus flexilis W. L. Jepson and H. M. Hall 1901-5-25 1452 Riverside very top Santa Rosa Peak Comment
  SD229027  Pinus jeffreyi Dick Schwenkmeyer 2012-8-27 797 Riverside 3.2 miles southeast of the intersection of highway 243 and Fuller's Mill road' 7.5 miles north of Idyllwild. 1887 Comment
  RSA384371  Pinus monophylla Claire Kibbe 1936-07 s.n. Riverside San Jacinto Mts. on dry slope of mts. bordering desert. Comment
  UCD134855  Pinus monophylla Lionel A. Stange 1956-3-31 s.n. Riverside Burn's Spring. Comment
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Mar 13 2014
  CAS-BOT-BC72841  Pinus quadrifolia Ellsworth Bethel 1918-5-11 s.n. Riverside 35 mi. E of San Jacinto, Nigger Jim Hill Comment
  UCR80729  Plagiobothrys acanthocarpus Steve Boyd 1992-4-18 6895 Riverside Perris-Aguanga Basin region, Paloma Valley, between Sun City and Murrieta, east of Hwy 215; just SW of the junction of Briggs Road and Scott Road 457 Comment
  SEINET272164  Plagiobothrys arizonicus G. K. Helmkamp, E. A. Helmkamp 1997-3-5 1332 B Riverside Riverside Co CA. 2.8 mi SE of Gilman Hot Springs. UTM 10km cell: NH-0E 4N. Gilman Hot Springs. 518 Comment
  UCR67336  Plagiobothrys arizonicus S. J. Myers 1991-4-15 91- 8 Riverside City of Banning, west of Fields Road, north of I-10 and south of the Morongo Indian Reservation. 671 Comment
  UCR213613  Plagiobothrys canescens A. C. Sanders, Matthew Malle 2010-4-23 38005 Riverside Peninsular Range, Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  UCR171959  Plagiobothrys collinus John F. Green 2006-4-18 s.n. Riverside NE of Murrieta, just south of Los Alamos Rd. ('Clinton Keith Rd.'), on E and W sides of Liberty Rd. border between City of Murrieta and unincorporated French Valley 415 Comment
  UCR231779  Plagiobothrys collinus John F. Green 2008-4-23 08- 23 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris, powerline route south of Ethanac Rd, and east of Theda St., east of Hwy 74 492 Comment
  UCR70811  Plagiobothrys collinus P. A. Munz, R. D. Harwood 1920-2-28 3234 Riverside Santa Ana Mtns. region, 2 miles SE of Corona 305 Comment
  UCR99154  Plagiobothrys collinus A. C. Sanders, G. Helmkamp 1997-3-15 19991 Riverside Peninsular Range, Lake Skinner, SE foot of Bachelor Mtn., just north of the lake 600 Comment
  RSA715307  Plagiobothrys collinus var. californicus John Green 2006-5-10 s.n. 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. 366 Comment
  SBBG87855  Plagiobothrys jonesii A. C. Sanders, Charlton, Pitzer, Stewart et al 1986-3-2 6063 Riverside Graham Pass, between the Chuckwalla and Little Chuckwalla Mtns 502 Comment
  UCR214294  Plagiobothrys jonesii A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37475 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak 244 Comment
  RSA543871  Plagiobothrys leptocladus Steve Boyd, Dave Bramlet 1991-5-13 6228 Riverside Winchester Valley between Winchester and Hemet along upper Salt Creek drainage. Vernal pool association in pasture of N of Santa Fe RR tracks, W of San Diego Aqueduct Comment
  UC69223  Plagiobothrys nothofulvus F. M. Reed 1905-5-7 747 Riverside near summit Pigeon Pass (vicinity Riverside) Comment
  RSA388325  Plagiobothrys tenellus Steve Boyd 1986-5-7 1840 Riverside Temescal Canyon: Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15. [Gavilan Hills] Comment
  HSC78732  Plagiobothrys undulatus A. C. Sanders, T. Glenn 1983-4-17 3729 Riverside Mesa de Colorado, Santa Ana Mtns., 5 mi. SW of Murrieta 612 Comment
  UCR280604  Plantago elongata R. E. Riefner Jr. 2017-4-2 17- 144 Riverside city of Hemet, west Hemet, south of west Florida Ave. (SR74), southwest c. 0.35 mi from Lyn Ave. and California Ave. 482 Comment
  CLARK-A1528-3429  Plantago insularis John C. Roos 1966-3-20 Riverside Comment
  CSUSB1314  Plantago major Margaret-Lee Dean 1965-4-23 Riverside 3908 Linwood Place, Riverside 262 Comment
  JOTR28953  Plantago ovata La Doux, Tasha 2005-3-30 1189 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  SD258466  Plantago ovata J. M. Andre 2013-3-4 23871 Riverside Riverside Mountains; east side of range, along rocky dirt road to historic mine area, 0.8 mile west of Highway 95, ca. 12 miles south of Vidal Jct. 127 Comment
  UCR123829  Plantago ovata Steven R. Hill, K. Kramer 2001-4-27 33487 Riverside Sonoran (Colorado) Desert, N side of Route I-10, W side of Coachella Canal, about 0.1-0.2 mi north of interstate highway, 3 mi east of Indio 9 Comment
  POM184046  Plantago ovata var. fastigiata P. A. Munz 1932-3-14 12001 Riverside Deep Canyon, Coachella Valley 91 Comment
  UCSB17040  Plantago ovata var. fastigiata Hurst, Linda 1963-5-5 Riverside 12. miles east of Pinyon Flats Campground on California Highway 74 1097 Comment
  UCR121235  Plantago patagonica Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2308 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  RSA382936  Platanthera leucostachys Anstruther Davidson 1896-07 s.n. Riverside Strawberry Valley. 2439 Comment
  POM48484  Platanus racemosa P. A. Munz, I. M. Johnston 1924-7-29 8889 Riverside Lone Oak Ranch, Banning-Idyllwild Road. 1037 Comment
  UCR208855  Platanus racemosa C. B. Wolf 1932-5-24 3647 Riverside Peninsular Range; San Jacinto Mtns., Snow Creek Canyon, 1/2 mile below the fish hatchery, north base of San Jacinto Mtn. 549 Comment
  UC511117  Platystemon californicus Lyman Benson 1932-3-26 3162 Riverside 3 mi n Temecula (San Jacinto Mt. Range); San Jacinto Mt. Range 457 Comment
  UCR113138  Platystemon californicus A. C. Sanders 1998-3-11 21686 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, north of Diamond Valley, near old mine site above San Jacinto Valley, south of end of Warren Rd. 610 Comment
  SEINET12102791  Platystemon californicus E. A. Purer 1935-1 6440 Riverside Pine Valley on Pines to Palms Highway Comment
  UCR90397  Plectritis ciliosa subsp. insignis D. L. Banks, Steve Boyd 1995-5-9 0388 Riverside NW Palomar Mtns, Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, west of the Dripping Springs Alcove, west of Woodchuck Campground. 701 Comment
  UC573683  Pleuraphis rigida H. S. Yates 1937-3-23 6442 Riverside 15 mi nne Mecca; Thermal Quadrangle Comment
  RSA718300  Pleurocoronis pluriseta Michael Honer, Lincoln Hulse 2004-4-2 1881 Riverside East Wide Canyon; near MWD aqueduct, appx 2 mi. N of Dillon Rd. 488 Comment
  SD125619  Pleurocoronis pluriseta Steven A. Junak 1983-3-23 1628 Riverside East side of Jefferson Road across from entrance sto Cahuilla Lake County Park; south of Indio. Comment
  UC166734  Pleurocoronis pluriseta S. B. Parish 1907-4-17 6083 Riverside Palm Springs, Colorado Desert Comment
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Oct 18 2016
  CAS-BOT-BC326539  Pluchea sericea C. F. Baker 1903-4-4 4148 Riverside Elsinore Comment
  SEINET248152 Image available Poa annua Cindy Roche, R. C. Korfhage 2005-1 Riverside Adventive in lemon orchard about 1 mile east of Mecca, north of the Salton Sea. -43 Comment
  SD232151  Poa pratensis Scott D. White, Justin M. Wood 2008-6-19 12268 Riverside San Jacinto Mountains: Meadows at Baldy Mtn. 1584 Comment
  UC1931208  Poa pratensis Scott D. White, Justin Wood 2008-6-19 12260 Riverside San Jacinto Mountains: Meadows at Baldy Mtn. Comment
  RSA326155  Poa secunda John F. Emmel 1981-5-25 770 Riverside San Jacinto Mts, Idyllwild, slope just below Middleridge Drive, S of USC Isomata Campus 1585 Comment
  UC777917  Poa secunda subsp. secunda Frank W. Gould 1943-4-18 2153 Riverside 1 mi w Banning; San Jacinto Mts Comment
  UCSB18304  Poa secunda subsp. secunda Smalley, G. 1964-5-9 Riverside 2.5 miles south of Banning on Banning to Idyllwild Road 853 Comment
  UCR217566  Polygala cornuta var. fishiae Jeff B. Galvin 2008-6-3 50 Riverside Peninsular Ranges, foothills of the Santa Ana Mountains, Just west of De Luz Creek, along Avocado Mesa Rd. 547 Comment
  UCR17333  Polygonum argyrocoleon O. F. Clarke 1978-10-20 s.n. Riverside Riverside; Rubidoux area, 0.5 mi. north of Santa Ana River, north side of Limonite, 0.3 mi west of Clay St. intersection Comment
  UCR93498  Polygonum aviculare Scott D. White, S. Ogg 1994-10-17 2502 Riverside City of Temecula, Murrieta Creek channel at confluence with Santa Gertrudis Creek 320 Comment
  UCR106333  Polygonum lapathifolium John Wear, N. Moorhatch 1996-9-19 s.n. Riverside Peninsular Range; San Jacinto Mtns., upper end of Garner Valley 1433 Comment
  UCR282411  Polygonum lapathifolium Mitch Provance 2009-7-1 709- 07 Riverside Badlands of Western Riverside County, San Timoteo Canyon, just south of San Timoteo Canyon Rd. along paved access road to the El Casco Substation 616 Comment
  UCSB62772  Polypodium californicum Kiefer, Lawrence 1963-11-3 Riverside Reche Canyon (S of Loma Linda), W side, no-running ravine just inside county line. 426 Comment
  RSA792258  Polypogon monspeliensis D. M. McF 1954-5-28 11 Riverside Jct Hwy 395 and Newport Ave. Comment
  UCR167426  Polypogon monspeliensis John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, WNW of Rancho Dos Palmas between Coachella Canal siphons 29 and 30 24 Comment
  RSA385498  Polypogon viridis N. C. Cooper 2638 Riverside Whitewater Canyon. Comment
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Jan 14 2010
  POM12944  Polystichum imbricans subsp. curtum P. A. Munz, I. M. Johnston 1922-5-19 5392 Riverside Keen Canyon, San Jacinto Mountains. 1524 Comment
  SEINET12240497  Poncirus trifoliata A. C. Sanders, Krueger, R. 2010-4-29 38111 Riverside Riverside, UCR Citrus Variety Collection, Agricultural Operations area, near intersection of Canyon 317 Comment
  CAS-BOT-BC126737  Populus fremontii A. C. Sanders; T. B. Salvato 2011-3-29 38865 Riverside Peninsular Range; Perris-Aguanga Basin Region: between Sun City and Perris, along powerline corridor east of Goetz Rd., west of Wheat St. 450 Comment
  POM360758  Populus fremontii E. Crow 1929-4-21 334 Riverside North of Alberhill. Comment
  POM360762  Populus fremontii H. de Forest 1933-4-17 s.n. Riverside Chino Canyon, Colorado Desert. Comment
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Mar 28 2011
  JOTR35918  Populus fremontii subsp. fremontii De Groot, Sarah J., Jessica Chu, Loraine Washburn 2013-3-22 6866 Riverside Joshua Tree National Park. Cottonwood Spring; Fan palm oasis and surrounding slopes. 905 Comment
  UC1134775  Populus fremontii subsp. fremontii R. St. John 1930-2-14 95 Riverside Lewis Valley; San Jacinto Quad., Lewis Valley Comment
  RSA0036066  Populus fremontii var. macdougalii C. B. Wolf 1931-3-13 1882 Riverside Colorado River bottom at Blythe Bridge. 152 Comment
  JOTR31985  Porophyllum gracile La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2220 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; small bowl with underground water seep at top of bouldery canyon 815 Comment
  RSA20308  Porophyllum gracile Roxana S. Ferris, Ruth P. Rossbach 1938-5-15 9537 Riverside 2 miles from Cottonwood Springs, Cottonwood Mts. Comment
  RSA613642  Porophyllum gracile D. L. Banks, Victor W. Steinmann 1997-3-13 1477 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  SBBG19980  Porophyllum gracile M. A. Piehl 1963-9-18 63848 Riverside US Hwy 80, 2.7 mi W of Desert Center 312 Comment
  SDSU13924  Porophyllum gracile Michael G. Simpson 2000-5-13 2118 Riverside Santa Margarita Ecological Reserve, ca. 100 feet from Northside field station. 366 Comment
  JEPS396  Potamogeton diversifolius Carl V. Meyer 1928-7-27 567 Riverside Hidden Lake; San Jacinto Mountains 2651 Comment
  UCR201672  Potentilla gracilis var. fastigiata Scott D. White, Justin M. Wood 2008-6-19 12280 Riverside San Jacinto Mountains, meadows at Baldy Mountain 1677 Comment
  RSA0013884  Proboscidea althaeifolia Duncan S. Bell 2012-9-13 4180 Riverside Rice Valley; east side of the Arica Mountains; approximately 6 air miles southeast of the ghost town of Rice and approximately 5.5 air miles east of Priests Well. 202 Comment
  SEINET2428433 Image available Proboscidea althaeifolia Lester Rowntree 1937-1 Riverside Chuckwalla Mtns. Comment
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Sep 24 2017
  UCR35112  Proboscidea louisianica L. B. Ziegler 1967-7-10 185 Riverside Foothills of San Jacinto Mtns., wash 1.5 mi. west of Sage 671 Comment
  UCR236546  Prosopis glandulosa Carolyn Martus, Joseph A. Betzler, Chezzy W. Brungraber, Lance Woolley 2008-4-15 1216 Riverside Sonoran (Colorado) Desert, 30 miles west of Blythe near Palen Dry Lake, about two miles SSE from the north end of Palen Dry Lake, access via Corn Springs exit from I-10 140 Comment
  RSA652726  Prosopis glandulosa var. torreyana Jack Stennes 1949-4-16 s.n. Riverside Desert near oasis. 0 Comment
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Apr 6 2011
  UC629761  Prosopis pubescens Annetta Carter 1938-7-16 1430 Riverside 3 mi e Blythe; Palo Verde Valley 76 Comment
  UCD108198  Prosopis pubescens Richard Bates 1949-4-26 s.n. Riverside Cathedral Canon, southeast of Palm Springs. Comment
  RSA453232  Prunus fasciculata Anstruther Davidson s.n. Riverside Colorado Desert. Comment
  UC667311  Prunus fasciculata Annie M. Alexander and Louise Kellogg 1941-5-26 2244 Riverside Monsen Canyon, Eagle Mountains, Colorado Desert Monsen Canyon; Eagle Mountains, Colorado Desert, Monsen Canyon 914 Comment
  LA208140  Prunus fremontii Carl Epling; 1927-3-27 Riverside Palm Springs Comment
  POM13906  Prunus fremontii Philip A. Munz 1922-3-12 4707 Riverside Andreas Canyon, Palm Springs. [Santa Rosa Mtns., W margin Colorado Des -SW] Comment
  RSA294430  Prunus fremontii Lyman D. Benson, Robert Benson 1952-3-23 14842 Riverside Mountainsides above Cathedral City on the Palms-to-Pines Highway. Mt. Range San Jacinto. 701 Comment
  UC1128374  Prunus fremontii H. S. Yates 1937-3-24 6466 Riverside S of Pinyon Flat 975 Comment
  UC466744  Prunus fremontii F. M. Reed 1917-5-19 3872 Riverside Colorado Desert, Palm Canyon Palm Canyon; Colorado Desert, Palm Canyon Comment
  UC56543  Prunus fremontii H. M. Hall May, 1901 1883 Riverside about 3 mi n of Van Deventer (along the borders of Colorado Desert, eastern base of San Jacinto Mountains); San Jacinto Mountains, Colorado Desert Comment
  RSA0039274  Prunus ilicifolia A. C. Sanders 2014-4-25 41074 Riverside Temescal Canyon, Richland property near Horsethief Canyon Rd., SW of I-15 381 Comment
  CAS-BOT-BC356331  Psathyrotes ramosissima Philip A. Munz 1940-3-23 15670 Riverside South base of Pinto Mts., road Dale to Cottonwood Springs 609 Comment
  CAS-BOT-BC356336  Psathyrotes ramosissima Mrs. Robert Campbell 1921-11-26 s.n. Riverside Between Palm Springs and Indian Wells Comment
  SEINET2054372 Image available Psathyrotes ramosissima W. H. Earle 1974-12-8 Riverside Haywood Rd. north of Rt. 60. Comment
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Aug 25 2013
  POM10053  Pseudognaphalium biolettii Charlotte M. Wilder 1903-4-19 23 Riverside Wilder Canyon, W Riverside County Comment
  RSA180326  Pseudognaphalium biolettii E. W. Lathrop 1965-4-4 5620 Riverside 8 miles west of Murrieta Comment
  JOTR30280  Pseudognaphalium luteoalbum La Doux, Tasha, Alice Miller 2007-5-31 1777 Riverside Joshua Tree National Park. Stop 2: Cottonwood Springs/Oasis; in wet soil at oasis. 893 Comment
  RSA500095  Psilocarphus brevissimus Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-4-2 3215 Riverside Vail Lake Area, W end of bench on S flank of Oak Mt. 518 Comment
  HSC28010  Psilostrophe cooperi Richard Spjut 1973-5-5 3345 Riverside Colorado Desert; rocky and gravelly flats and hills bordering the southern slopes of the Chuckawalla Mts. 610 Comment
  UC1007140  Psilostrophe cooperi Philip A. Munz 1940-3-24 15698 Riverside 2 mi s Cottonwood Springs; Eagle Mts. 914 Comment
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Nov 2 2011
  CAS-BOT-BC346359  Psorothamnus W. R. Dudley 1895-1-1 s.n. Riverside Colorado Desert near Palm Springs Station Comment
  CAS-BOT-BC354258  Psorothamnus arborescens var. minutifolius F. Almeda 1976-6-5 2822 Riverside 4-5 mi. N of Interstate Hwy #10 off Whitewater Canyon Comment
  RSA735067  Psorothamnus arborescens var. simplicifolius Scott D. White, Angelia Carey 2004-6-4 10479 -A Riverside San Jacinto Mountain foothills: San Jacinto River wash and adjacent alluv. benches, near Indian Creek confluence. 503 Comment
  JOTR35985  Psorothamnus emoryi Harding, Mitzi, Mark Wheeler 2012-9-4 196 Riverside Joshua Tree National Park. Pinto Basin; north end of sand ramps west of Pinto Mtn; fine sand ramps and dunes (stop 2) 516 Comment
  UC52161  Psorothamnus emoryi E. E. Schellenger Jul 25 1903-Aug 14 1903 4 Riverside near Palm Springs (Colorado Desert); , near Palm Springs Comment
  UCR16203  Psorothamnus emoryi Loretta Bates 1978-4-15 s.n. Riverside Sonoran (Colorado) Desert, Box Canyon Road, 8 mi. NE of Mecca. Comment
  CAS-BOT-BC340870  Psorothamnus schottii Marcus E. Jones 1926-6-8 s.n. Riverside Whitewater Comment
  RSA0042113  Psorothamnus schottii Duncan S. Bell, LeRoy Gross 2014-3-6 6190 Riverside Santa Rosa Mountains; Toro Canyon on the east side of Martinez Mountain. 259 Comment
  RSA450122  Psorothamnus schottii J. C. Roos 1966-5-2 s.n. Riverside Mouth of Pushwalla Canyon, Indio Mtns. Comment
  UC1280845  Psorothamnus schottii H. E. McMinn 1935-6-27 4059 Riverside Palms to Pines Highway Desert slope, Palms to Pines Highway (Desert Slope) Comment
  POM27785  Psorothamnus spinosus Marcus E. Jones 1903-5-8 s.n. Riverside Indio. -7 Comment
  UCSB3065  Psorothamnus spinosus Keator, Glenn 1959-5-17 Riverside West edge of Colorado Desert between Palm Desert and Palm Springs Comment
  UC1930054  Pterostegia drymarioides Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10456 Riverside Peninsular Ranges, San Jacinto Mountains / Colorado Desert; East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UCR177991  Pterostegia drymarioides S. J. Myers, John Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1189 Comment
  JOTR37466  Purshia tridentata var. glandulosa Hodges, Stephen, T. Green 2016-5-5 588 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Upper Covington Flats, southwest from parking area for Covington Crest trail, along the ridge crest (Stop 1) 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
  UCD170871  Quercus Jeremiah George 2012-8-13 s.n. Riverside San Gorgonio Pass/Moreno Badlands, west of Beaumont, just east of junction of 60 Fwy and Jackrabbit Trail, off frontage road dead end. 716 Comment
  RSA38770  Quercus X munzii P. A. Munz 1947-8-21 12270 Riverside [No location information on label.] Comment
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Jul 24 2019
  UCSB56478  Quercus X munzii Thorne, Robert 1968-01 Riverside Joshua Tree National Monument; Live Oak Tank Comment
  RSA596183  Quercus agrifolia var. agrifolia D. L. Banks 1996-11-7 1209 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; At the end of the main road in the Reservation, 0.5 km W of the spring on the northern fork of Pechanga Creek at the E end of the Reservation. 427 Comment
  HSC34608  Quercus berberidifolia A. M. Montalvo, J. D. Ackerman 1975-6-26 520 Riverside Cleveland National Forest, Hwy. 74 between San Juan Capistrano and Lake Elsinor near Upper San Juan Campground, Comment
  RSA795820  Quercus berberidifolia C. P. Cowan 1978-4-25 1287 -A Riverside 6.7 (10.7 km) miles SW on 74 from jct. with 71, 4.6 (7.3 km) miles from Lake Elsinore, Santa Ana Mountains, Cleveland National Forest. Whittaker transect #W-229. Comment
  UCR249998  Quercus berberidifolia Jeremiah George 2012-8-8 080812- 01 Riverside Moreno Badlands, San Timoteo Canyon, south of El Casco So. Calif. Edison substation, west side of San Timoteo Creek, west of dirt SCE line access road 655 Comment
  RSA476548  Quercus chrysolepis E. Fitzgerald 1929-05 s.n. Riverside Idylwild, San Jacinto Mts. Comment
  CAS-BOT-BC86545  Quercus dumosa C. L. Hitchcock; C. V. Muhlick 1964-3-17 23102 Riverside 10 miles N of Pala, on road to Elsinore Comment
  UCR155338  Quercus engelmannii A. C. Sanders, Mike Misenhelter 2005-3-23 29264 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  CSUSB833  Quercus kelloggii D. T. Wright 1966-5-15 Riverside San Jacinto Mountains 0.9 miles north of Banning- Idyllwild Road on Black Mountain Road, San Jacinto Mountains. Comment
  UCD61303  Quercus palmeri A. C. Sanders; Mitch Provance 1998-5-14 21848 Riverside Jurupa Mountains. Rattlesnake Mtn. (hill 1452m), Crestmore, above watertank W of Cedar Ave., above intersection of Andalusia and Malaga Streets. 366 Comment
  UCR111512  Quercus palmeri A. C. Sanders, Steve Boyd, Mitch Provance, J. Ross 1998-10-25 22287 Riverside San Jacinto Mtns., Santa Rosa Indian Reservation along Hwy 74, 2.1 mi. east of Hwy 371 junction to Anza, just west of Vandeventer Flat 1463 Comment
  SD229181  Quercus turbinella Dick Schwenkmeyer 2012-5-22 715 Riverside Snow Creek, north base of Mt. San Jacinto, approx. 4 miles south of intersection of highways 10 and 111 511 Comment
  CAS-BOT-BC134753  Quercus wislizeni W. R. Dudley; F. H. Lamb 1896-6-14 4486 Riverside Cuddy Canyon Comment
  RSA660563  Rafinesquia californica Bruce Albert 1982-4-17 41 Riverside Hillside north of Cajalco road, 2 miles east of I-15. Comment
  RSA554204  Rafinesquia neomexicana Theo Glenn 1991-4-9 91 -8 Riverside Big wash in Eagle Mountains 786 Comment
  UCR214290  Rafinesquia neomexicana A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37483 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak 244 Comment
  UCR72185  Rafinesquia neomexicana Theo Glenn 1992-3-31 92 3 Riverside Sonoran (Colorado) Desert, north side Eagle Mts, Storm Jade Mine 671 Comment
  RSA716819  Ranunculus californicus A. C. Sanders 2004-4-20 27558 Riverside Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line. 640 Comment
  UCR151412  Ranunculus hebecarpus D. L. Banks 1997-4-5 1708 Riverside Agua Tibia Mtns., NW Palomar Mtns: Pechanga Indian Reservation. south of Dorland Mountain, just west of the Wilderness Area Boundary, along a tributary of the N fork of Pechanga Creek 640 Comment
  UC592847  Rhamnus crocea B. D. Stark 1933-2-19 Riverside 2.5 mi e Nuevo 457 Comment
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Jan 2 2015
  UCR102732  Rhamnus crocea B. G. Pitzer 1998-1-25 3422 Riverside Lakeview Mtns., Reinhardt Canyon, Maze Stone County Park, at N terminus of California Avenue 610 Comment
  UCR97482  Rhamnus crocea A. C. Sanders, O. F. Clarke & H. Forster 1997-3-2 19773 Riverside Box Springs Mountains, E side of the range in Pigeon Pass area, above W end of Quail Call Drive, in canyon just west of section line. 610 Comment
  JOTR33937  Rhamnus ilicifolia La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2827 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; bouldery outcrops along ridge line heading toward Juniper Flats Comment
  RSA289811  Rhamnus ilicifolia Barry A. Prigge 1980-8-12 3931 Riverside Whitewater Canyon: 1.4 miles upstream from trout farm. 793 Comment
  RSA788240  Rhamnus tomentella Linda M. Prince, Duncan S. Bell 2009-6-17 583 Riverside Cleveland National Forest. Comment
  UC218097  Rhododendron occidentale P. A. Munz 1922-7-6 6029 Riverside San Jacinto Mountains, North Fork Tahquitz Creek North Fork Tahquitz Creek; San Jacinto Mountains, North Fork Tahquitz Creek 2225 Comment
  CDA28746  Rhododendron occidentale var. californicum G. F. Hrusa, T. D. Wilfred 1993-6-23 9791 Riverside San Jacinto Mountains; Fuller Mill Creek, immed. upstream from crossing of Idyllwild Panoramic Hwy. 1615 Comment
  UCSB3773  Rhus aromatica Newby, Ron 1959-5-17 Riverside 12 miles N from Pinon Flats on highway 74 growing along roadside; in the San Jacinto Mountains 1219 Comment
  CAS-BOT-BC167966  Rhus ovata Victor Duran 1933-7-3 3498 Riverside 2 miles east of Pinyon Flat, Santa Rosa Mts. 1066 Comment
  RSA502189  Rhus ovata Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-11 3715 Riverside Vail Lake area, sandy wash draining into Wilson Creek at E end of lake Comment
  RSA524472  Rhus ovata Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4076 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit. 610 Comment
  POM306650  Ribes indecorum Henry J. Ramsey, Mrs. Ramsey 1938-4-23 1505 Riverside Santa Rosa Mtns. Comment
  POM256960  Ribes malvaceum var. viridifolium W. Pequegnat 1940-1-2 2 Riverside Indian Truck Trail, Santa Ana Mts. 610 Comment
  CAS-BOT-BC219234  Ribes nevadense Carl B. Wolf 1932-8-5 3968 Riverside Above small stream and Meadows feeding Tahquitz Creek, on trail from Tahquitz Valley to San Jacinto Peak, San Jacinto Mountains 2804 Comment
  POM48734  Ribes nevadense P. A. Munz, I. M. Johnston 1924-7-27 8754 Riverside Dark Canyon, San Jacinto Mts. 1829 Comment
  UCR174955  Ribes nevadense Jennifer H. Jones, Thi (Teresa) Bui and Holly Summers 2006-5-31 354 Riverside Peninsular Ranges; San Jacinto Mtns., Parking lot and stream below parking lot on Calif. Hwy 243 across road from Lake Fulmor 1616 Comment
  UCSB12539  Ribes nevadense Creighton, B. 1961-5-6 Riverside 18.8 miles south of Banning; on Banning-Idyllwild road; In the San Bernardino National Forest; San Jacinto Mountains 1584 Comment
  CAS-BOT-BC212234  Ribes quercetorum Elmer I. Applegate 1927-2-1 4972 Riverside Near Oak Grove, road to Warner Ranch. Comment
  POM13059  Ribes roezlii E. C. Jaeger 1921-06 s.n. Riverside San Jacinto Mountains, Tacquitz Comment
  CAS-BOT-BC186239  Ribes roezlii var. roezlii Carl B. Wolf 1932-8-5 3969 Riverside San Jacinto Mts. On trail from Tahquitz Valley to San Jacinto Peak 2804 Comment
  JEPS51548  Romneya coulteri W. L. Jepson May 17 1901-Jun 1 1901 1571 Riverside Temescal Wash 335 Comment
  POM315  Romneya coulteri I. M. Johnston 1918-5-30 2012 Riverside Temescal Canyon 366 Comment
  RSA263758  Romneya coulteri E. W. Lathrop 1967-4-14 6180 Riverside 4 miles west of Corona between Tin Mine Canyon and Santiago Peak, Skyline Drive. Comment
  SEINET3094918 Image available Romneya coulteri L. LaPre 1988-6-3 Riverside Indian Trails project site, Indian Truck Trail exit on W side of I-15 fwy in Temescal Canyon, ca 1/4 mi. from the freeway near the dirt road. Comment
  CSUSB1435  Rorippa nasturtium-aquaticum R. L. Irwin 1962-4-21 0033 Riverside By Dam at north west end of Lake Evans 243 Comment
  UCR92072  Rorippa nasturtium-aquaticum Scott D. White, S. Ogg 1994-10-17 2487 Riverside City of Temecula, Murrieta Creek channel 2000 ft. north of bridge at Rancho California Ave. 305 Comment
  GMDRC6588  Rosa californica J. M. Andre 2012-6-15 30551 Riverside San Jacinto Mountains: west slopes of range along Poppet Flat Rd, Poppet Creek canyon, 3.2 mi. west of Hwy 243 1022 Comment
  RSA180385  Rosa californica E. W. Lathrop 1960-6-9 4976 Riverside 14 miles west of Murrieta. Comment
  SD136761  Rosa californica Steve Boyd, T. Ross, D. Bramlet 1993-5-12 7323 Riverside Southern Santa Ana Mountains, San Mateo Canyo9n Wilderness Area. San Mateo Canyon, from confluence with Los Alamos Canyon downstream to confluence with Tenaja Canyon 366 Comment
  PASA1195  Rubus parviflorus Sally Ellis 1939-6-24 Riverside Halona Comment
  RSA627520  Rubus parviflorus Scott D. White 1998-7-31 6939 Riverside Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park; San Jacinto Mts. 1707 Comment
  JOTR32381  Rumex crispus La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2489 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam; Small riparian pond environment with seasonally submerged muddy banks, surrounded by boulder outcrops (Stop 4) 1301 Comment
  UCR90768  Rumex crispus D. E. Bramlet 1992-5-15 2280 Riverside Perris-Aguanga Basin region, Pipeline seep located south of Lakeview Hot Springs and just south of the MWD access road, some 833 m. west of the San Jacinto River and 433 m east of the intersection of Pozos Rd. and the MWD pipeline maintenance road Comment
  SD185297  Rumex salicifolius T. B. Salvato, Melissa Clemons 2005-6-23 1296 Riverside Temescal Valley; Walker Canyon, 1.5 mi due E of Alberhill, N of Hwy I-15, stream at base of side canyon 412 Comment
  SEINET13203160 Image available Rumex salicifolius T. B. Salvato, Melissa Clemons 2005-1 1412 Riverside Peninsular Range: Gavilan Hills, c. 0.75 mile south-southeast of Stelle Peak, 0.6 mile E of Hammack Ranch, and 5 miles north-northeast of Lake Elsinore (Lake Elsinore 7.5' Q.) 579 Comment
  UCR22143  Rumex salicifolius var. denticulatus Steve Boyd 1980-4-13 125 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 610 Comment
  RSA90061  Rumex salicifolius var. denticulatus E. K. Balls, Percy C. Everett 1953-8-19 18546 Riverside Red Fir Forest; Santa Rosa Spring 2134 Comment
  RSA757795  Salazaria mexicana LeRoy Gross, Jackie McConnaughy, Drew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4292 Riverside Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W., Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  UC809721  Salix exigua Philip A. Munz 1949-4-13 13046 Riverside wash above Cottonwood Springs; Colorado Desert, w end Eagle Mts. 1097 Comment
  JOTR35491  Salix exigua var. hindsiana La Doux, Tasha, D. Shade, S. De Groot, N. Fraga, L. Washburn 2013-4-26 3179 Riverside Joshua Tree National Park. Little San Bernardino Mtns, Upper Smithwater Canyon, NW of Quail Mtn. (Biodiversity Hunt stop2) 1295 Comment
  SDSU19219  Salix exigua var. hindsiana Kristen Hasenstab, Dave Bailey 2008-8-7 188 Riverside Santa Margarita Ecological Reserve, within 150m of gaging station at the Gorge river crossing. 3-5m from the edge of the river. 215 Comment
  SBBG119116  Salix gooddingii A. C. Sanders, T. B. Salvato 2003-5-21 26785 Riverside Wildomar, old ranch parcel SE of Wesley St and SW of Laguna Rd, W of Orange St, NE of Palomar St 402 Comment
  SBBG58896  Salix gooddingii F. R. Fosberg 1932-3-13 8065 Riverside Thousand Palms Cyn Comment
  UCR104901  Salix gooddingii A. C. Sanders 1997-3-19 20037 Riverside Lake Skinner area, Lake Skinner, NW shore near inlet, SW foot of Bachelor Mtn 445 Comment
  SEINET10539067  Salix gooddingii David B. Dunn, A. Folsom 1948-6-17 Dunn 3792 Riverside At camp in pushawalla canyon under palms. Indio hills. Colorado desert. Comment
  LA208733  Salix laevigata Carl Hedin; Joseph Ewan 1932-7-9 7678 Riverside Chino Creek near Prado (Rincon), below Corona [Area 7] Comment
  RSA707986  Salix laevigata Scott D. White, Angelia Carey 2004-5-7 10348 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 549 Comment
  SEINET1004492  Salix laevigata T. B. Salvato, Kent Beaman 2005-1 840 Riverside San Jacinto Mtn foothills: San Jacinto River E of Valle Vista just downstream from the Forest Service Boundry and N of CA Hwy 74. 549 Comment
  POM360929  Salix lasiolepis M. V. Hood 1945-3-26 s.n. Riverside Cottonwood Creek near Aguanga. Riverside and San Diego county line. 610 Comment
  RSA0013133  Salix lasiolepis LeRoy Gross, Caitlin Elam 2013-5-14 6051 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  RSA180293  Salix lasiolepis E. W. Lathrop 1965-3-30 5602 Riverside 14 miles W of Murrieta. Comment
  JEPS86050  Saltugilia australis W. L. Jepson 1901-5-19 1284 Riverside San Jacinto Canyon , San Jacinto Canyon (San Jacinto Mtns.) Comment
  RSA469681  Saltugilia splendens Robert L. Rutherford 1945-5-24 1655 Riverside Big Oaks Canyon, Banning. 1220 Comment
  POM13571  Salvia apiana P. A. Munz 1922-6-26 5829 Riverside Southern Slope of Santa Rosa Mts. 1707 Comment
  RSA257046  Salvia apiana W. Pequegnat 1940-5-17 s.n. Riverside Bedford Truck Trail, Santa Ana Mountains. 427 Comment
  RSA411320  Salvia apiana Larry E. DeBuhr 1977-5-6 2589 Riverside Whitewater Canyon, ca. 4.5 miles N from I-10. Comment
  SEINET3225666 Image available Salvia apiana C. L. Hitchcock 1940-4-12 6045 Riverside 8 mi. northwest of Elsinore. 460 Comment
  UCR262279  Salvia apiana A. C. Sanders 2006-5-13 32280 Riverside Peninsular Range, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  RSA319650  Salvia apiana Patricia Wilder 1970-10-15 4817 Riverside Prado Dam; by entry gate on west end of top of dam; Chino Hills; Santa Ana River. 183 Comment
  UC63764  Salvia carduacea H. M. Hall May 1899 Riverside San Jacinto Valley Comment
  UCLA70120  Salvia carduacea C. Epling and Mrs. Epling 1937-6-6 Riverside between Anza and Cahuilla Comment
  RSA33475  Salvia columbariae N. C. Cooper 1944-4-23 1148 Riverside Cabazon. 457 Comment
  RSA522748  Salvia columbariae Steve Boyd, T. S. Ross, L. Arnseth 1990-3-29 3856 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
  UCLA70169  Salvia columbariae Harlan Lewis 1937-3-7 Riverside White Water Comment
  POM98734  Salvia greatae M. Hill, M. Canby 1926-03 s.n. Riverside Wash east of Dos Palmos. Comment
  SEINET13947460 Image available Salvia greatae Jon M. Stewart 1986-1 86 -8 Riverside South fork of Hidden Spring Canyon, Mecca Hills. (T7S, R10E, SW1/4 of NE1/4 sec. 12) 1000 ft alt. 305 Comment
  CLARK-A1528-3122  Salvia mohavensis John C. Roos 1965-6-23 Riverside Lost Palms Canyon Comment
  CAS-BOT-BC233349  Salvia vaseyi Annie M. Alexander; Louise Kellogg 1941-6-1 2267 Riverside Dry Morongo Creek, Morongo Valley 655 Comment
  RSA82388  Salvia vaseyi F. W. Peirson 1933-4-13 10635 Riverside Deep Canyon to Santa Rosa Mts. road 488 Comment
  RSA739278  Salvinia minima Richard E. Riefner 2008-7-5 8 -214 Riverside Riverside County: Cathedral City, Perez road at Date Palm Dr. 82 Comment
  UC2031940  Salvinia minima R. E. Riefner Jr. 2009-2-25 09 -17 Riverside City of Lake Elsinore, S side of Temescal Wash, W of Highway 74, vicinity of Bromley Ave. at Bennett St. Comment
  UCR131826  Sambucus mexicana Jennie Phui 1998-5-30 036 Riverside San Bernardino Mtns./San Gorgonio Pass, Morongo Indian Reservation, eastern fork of Lion Canyon, 3 miles up Lion Canyon road north of I-10 Fwy 600 Comment
  UCD137243  Sambucus nigra subsp. caerulea T. B. Salvato; Kent Beaman 2005-5-16 769 Riverside San Jacinto Mtn foothills: San Jacinto River E of Valle Vista, just downstream from the Forest Service boundary and N of CA Hwy 74. 167 Comment
  POM305803  Sanicula arguta Henry J. Ramsey, Henry J. Ramsey 1937-4-2 I- 56 Riverside Elsinore. Comment
  SDSU17499  Sanicula arguta Jerry Jenkins 2001-4-1 2001 -022 Riverside Santa Margarita Ecological Reserve. High saddle on road to Tourmaline mine, UTM zone 6, 482500E, 3699900N. UTM transfered to GIS. Comment
  UCR63619  Sanicula arguta Ed LaRue 1990-4-10 s.n. Riverside Midway between Pauba Valley & Wolf Valley, 1/2 mi. north of the Pechanga Indian Reservation 367 Comment
  RSA689449  Sanicula bipinnatifida Scott D. White, Michael Honer 2003-4-9 8984 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
  RSA85102  Sanicula bipinnatifida J. C. Roos 1952-4-29 5599 Riverside Reche Canyon 457 Comment
  RSA180350  Sanicula crassicaulis E. W. Lathrop 1965-5-9 5719 Riverside 6 miles W of Murrieta. Comment
  UC219188  Sanicula tuberosa P. A. Munz 1922-4-28 5038 Riverside Santa Ana Mountain, Leach Canyon Leach Canyon; Santa Ana Mountain, Leach Canyon 701 Comment
  RSA97373  Sanicula tuberosa F. W. Peirson 1922-4-29 4053 Riverside Leach Canyon, near Lake Elsinore, Santa Ana Mts. 610 Comment
  SEINET3386494 Image available Schedonorus arundinaceus Mitchell Provance 2003-1 6528 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
  RSA793417  Schismus barbatus Naomi Fraga, David Fraker, Tommy Stoughton 2012-3-15 3946 Riverside Off of Box Canyon Rd. S. of Shaver well in a wash. 229 Comment
  SEINET237138 Image available Schismus barbatus H. Haid 1969-5-8 Riverside San Jacinto Mountains: Bautista Canyon above confluence with Horse Creek ( Blackburn Canyon) below site G. 878 Comment
  UCR98218  Schismus barbatus B. G. Pitzer 1997-4-1 3044 Riverside Lakeview Mtns, c. 0.75 air mi. SSW of Mt. Rudolph, c. 1 air mi NE of Contour (Juniper Flats) Rd. 655 Comment
  RSA585507  Schismus barbatus D. L. Banks, Steve Boyd 1995-5-9 368 Riverside NW Palomar Mountains; Agua Tibia Mountains; N of the Cleveland National Forest and the Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area;, W of Woodchuck Campground. 732 Comment
  UCR140700  Schoenoplectus acutus var. occidentalis A. C. Sanders 2004-5-12 27865 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  POM153368  Schoenoplectus maritimus Phillip A. Munz, I. M. Johnston 1928-9-12 11243 Riverside North end of Lake Elsinore. Comment
  UC574975  Scirpus maritimus C. Epling and J. Ewan June, 1933 Riverside s shore Lake Elsinore; s shore Lake Elsinore Comment
  UCR116396  Scirpus microcarpus P. A. Rauch 1966-4-30 s.n. Riverside San Jacinto Mtns., Fuller Mill Creek 1646 Comment
  UC310668  Scrophularia californica Philip A. Munz 1926-5-2 10426 Riverside 5 mi nw Dripping Spring Comment
  UCR132501  Scrophularia californica Michael D. Wilcox 2003-5-13 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  UCR57203  Scutellaria bolanderi Jeri Hirshberg 1989-6-9 s.n. Riverside Santa Ana Mtns, Santa Rosa Plateau: south of town of Murrieta, head of Cole Canyon, NW of Mesa de Burro Comment
  SD51951  Scutellaria bolanderi subsp. austromontana Reid Moran 1962-7-7 9852 Riverside 2 miles SW of Idyllwild, in shade by Strawberry Creek 1550 Comment
  SD28110  Scutellaria siphocampyloides Carl B. Wolf 1932-8-4 Riverside San Jacinto Mts. Point view, near Idyllwild 1646 Comment
  UCR281207  Scutellaria tuberosa Mitch Provance, Matt K. Beyers, John Hazlett, Douglas Gordon-Blackwood 2017-4-14 417- 35 Riverside Peninsular Ranges, Sedco Hills (east end), along transmission road, from 0.2 mi W of Beverly St. to the vicinity of intersection with Green Meadow Way 592 Comment
  UCR97438  Searsia lancea A. C. Sanders, Pam MacKay, Tim Thomas, G. K. Helmkamp 1997-2-8 19686 Riverside Colorado Desert/San Jacinto Mtns:, Palm Springs area, Murray Canyon off Palm Canyon 244 Comment
  RSA0042605  Sedum spathulifolium John F. Emmel 1984-5-2 896 Riverside San Jacinto Mts.; along South Fork San Jacinto River, 0.1 to 0.2 air mile W. of the trail crossing of the river. 1121 Comment
  RSA0074744  Sedum spathulifolium Steve Boyd, Darin L. Banks 1995-3-30 8415 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
  UCR92056  Selaginella bigelovii Scott D. White 1996-3-31 3857 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
  CAS-BOT-BC62088  Selaginella eremophila L. R. Abrams 1926-3-26 11077 Riverside Palm Canyon Comment
  CAS-BOT-BC62089  Selaginella eremophila L. R. Abrams 1926-3-26 11032 Riverside Palm Canyon Comment
  UC1495242  Selaginella eremophila Robert T. Clausen and Harold Trapido 1940-6-18 4678 Riverside near Palm Springs (mouth of Chino Canyon); Salton Sea Basin, San Jacinto Mts. 457 Comment
  UC218678  Selaginella eremophila P. A. Munz and D. Keck Apr 9 1922-Apr 12 1922 4865 Riverside vicinity of Corn Springs; Colorado Desert, Chuckwalla Mts. 762 Comment
  RSA489838  Selaginella watsonii D. Charleton 1988-5-28 2136 Riverside Santa Rosa Mts. S of Hwy. 74 dirt road to Toro and Santa Rosa Peaks. Toro Camp Area 2286 Comment
  CAS-BOT-BC363484  Senecio californicus C. L. Hitchcock 1966-3-16 24187 Riverside Hills about 5 miles n.e. of Aguanga Comment
  RSA495807  Senecio californicus Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-3-12 2916 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  UC54146  Senecio californicus H. M. Hall 1902-4-4 2961 Riverside vicinity Riverside 304 Comment
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Jun 21 2011
  UCR37224  Senecio californicus R. A. Fawcett 1939-4-15 s.n. Riverside Reche Canyon, south of Loma Linda [county uncertain, possibly from San Bernardino Co.] Comment
  UCR103458  Senecio cineraria Dave Fleitner 1998-9-8 s.n. Riverside Corona, Orange grove on Gilbert Ave. southwest of Ontario Ave. 290 Comment
  CAS-BOT-BC323970  Senecio flaccidus var. douglasii Annie M. Alexander; Louise Kellogg 1941-5-9 2142 Riverside Cottonwood Spring, Eagle Mountains. 883 Comment
  CHSC7490  Senecio flaccidus var. douglasii Robert Ediger 1966-8-11 532 Riverside In Pipping Springs Public Camp 6 miles W. of Jct. C. 71 and C. 79. Comment
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Jan 3 2014
  RSA262101  Senecio flaccidus var. douglasii E. W. Lathrop 1971-3-24 7465 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  UC1605395  Senecio flaccidus var. douglasii Steve Boyd 1994-10-14 8384 Riverside San Mateo Canyon at confluence with Bluewater Canyon (benches in canyon bottom); Southern Santa Ana Mountains, Cleveland N.F. 329 Comment
  UCR100372  Senecio flaccidus var. douglasii A. C. Sanders, T. Tennant 1997-11-14 21599 Riverside San Bernardino Mtns., Morongo Indian Reservation, sag pond at SE end of Burro Flats 1110 Comment
  RSA773468  Senecio flaccidus var. monoensis Duncan S. Bell, J. D. England 2010-10-5 1978 Riverside San Bernardino National Forest: Garner Valley, approximately 2.6 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1387 Comment
  SD137852  Senecio vulgaris Darin L. Banks 1995-3-15 54 Riverside Northwest Palomar Mountains, north face of Agua Tibia Mountain, Dorland Mountain area 687 Comment
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Apr 28 2009
  UCSB8569  Senegalia greggii Haller, John 1950-5-21 Riverside Coachella Valley, 2 miles up Palms to Pines Highway, near base of mountains Comment
  UCR126000  Senna artemisioides Robert Hamilton 2003-2-6 s.n. Riverside Riverside, vacant field on Monroe St. SE of California Ave. 232 Comment
  UCR255985  Sequoiadendron giganteum Rudolf Schmid, Mena Schmid 2009-5-1 2009- 06 Riverside NW San Jacinto Mountains, northeast of Hwy 243 c. 16 hwy km northwest of Idyllwild, in the south unit of the San Bernardino National Forest, on southwest flank of Black Mountain 2145 Comment
  UCR100568  Sibaropsis hammittii Steve Boyd, T. S. Ross 1992-4-1 6775 Riverside Santa Ana Mountains, Elsinore Peak area, south of Lake Elsinore. S base of peak (3448') to SE of Elsinore Peak. 1000 Comment
  RSA95373  Sidalcea malviflora subsp. sparsifolia F. W. Peirson 1922-5-20 4309 Riverside Hemet Valley, San Jacinto Mountains. 1372 Comment
  RSA525341  Silene antirrhina Steve Boyd, A. C. Sanders, Mark Skinner 1990-4-28 4440 Riverside Vail Lake area, summit of Big Oak Mtn, N of lake 762 Comment
  UCR176892  Silene laciniata Tracy Tennant 1998-6-18 s.n. Riverside San Jacinto Mtns., Bee Canyon, NE of Valle Vista 793 Comment
  UCR58856  Silene laciniata subsp. major Steve Boyd, T. S. Ross, L. Arnseth 1989-6-4 3624 Riverside Butterfield Valley, Vail Lake area, just south of junction of Hwy 79 and road to the marina 460 Comment
  POM97126  Silene multinervia P. A. Munz 1925-5-20 9824 Riverside 2 miles west of Dripping Springs. 396 Comment
  RSA784846  Silene parishii J. D. Olmsted 1959-7-1 720 Riverside San Jacinto Mountains. 200 feet higher than Strawberry Cienega trail, 1/4 mile west of turnoff from San Jack trail; ENE of Idyllwild. 1128 Comment