Search Results — 2000 specimen records retrieved (1905 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/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229329  Abronia villosa L. R. Abrams 1913-7-16 5010 Riverside Between Elsinore & Corona, Riverside Canyon Comment
  CAS-BOT-BC229338  Abronia villosa D. E. Bramlet; Fred M. Roberts; Michael C. Couffer 2004-4-7 3548 Riverside Perris-Aguanga Basin: South Barnasconi Hills. Adjacent to existing access road. 244 m S of the Ramona Expressway and 2.2 km W of the San Jacinto River 487 Comment
  CHSC1075  Abronia villosa Sonia R. Westerberg 1938-4-2 Riverside Palm Springs. Comment
  JEPS61242  Abronia villosa W. L. Jepson and H. M. Hall 1901-5-17 1245 Riverside near San Jacinto Comment
  JEPS61243  Abronia villosa W. L. Jepson 1914-5-23 6051 Riverside Conchilla Desert, (Coachella Valley) 60 Comment
  OBI18608  Abronia villosa Robert F. Hoover 1969-4-14 11232 Riverside Palm Springs, just S of S city limit Comment
  POM294293  Abronia villosa Lyman Benson 1949-3-28 13582 Riverside Santa Rosa Mt Range, 1 mile N toward Palm Springs from E end of Pines to Palm Highway 91 Comment
  POM8421  Abronia villosa P. A. Munz, R. D. Harwood 1920-4-4 3511 Riverside Pass south of Palm Springs. 152 Comment
  UCR86874  Abronia villosa A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16251 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 427 Comment
  POM728  Abronia villosa var. aurita P. A. Munz 1918-4-27 2131 Riverside Temescal Canyon. Comment
  RSA788725  Abronia villosa var. aurita Duncan S. Bell 2012-3-8 3154 Riverside Southern section of the Mecca Hills, approximately 2.5 air miles southeast of where the Coachella Canal and Hidden Springs Canyon cross each other. 37 Comment
  SEINET269463  Abronia villosa var. aurita Scott D. White, Steve Ogg 1994-10-17 2488 Riverside Temecula Murrieta Creek channel directly W of Cherry Street. 315 Comment
  UC851591  Abronia villosa var. aurita Alice Eastwood 1913-4-30 3111 Riverside Palm Springs Comment
  SEINET3347400 Image available Abronia villosa var. villosa Jim Andre, T. La Doux 2009-2-25 10833 Riverside Sonoran (Colorado) Desert; Palen Dry Lake; c. 6 miles north of I-10 freeway, c. 15 miles east of Desert Center 129 Comment
  UCR196383  Abronia villosa var. villosa Naomi Fraga, Sarah J. De Groot, Lisa Rojas, Pesach Lubinsky 2005-2-10 1420 Riverside Northeastern Colorado Desert, along Palen Pass Road, near Hwy 177 170 Comment
  PASA2705  Acacia greggii Stason 1930-3-30 Riverside Painted Canyon Comment
  JEPS12544  Acamptopappus sphaerocephalus var. sphaerocephalus W. L. Jepson 1927-4-12 11658 Riverside east (at Whitewater) San Gorgonio Pass; Whitewater 423 Comment
  UC469096  Acamptopappus sphaerocephalus var. sphaerocephalus E. E. Schellenger 1911-4-25 Riverside Point of Rocks; Colorado Desert, Whitewater Comment
  JEPS36918  Achillea millefolium Carl V. Meyer 1928-7-30 572 Riverside Saunder's Meadow; San Jacinto Mtns., Saunder's Meadow Comment
  CDA28089  Achnatherum coronatum F. J. Willmarth 1962-9-7 Riverside San jacinto Mts.; Garner Ranch, Idyllwild Rd. 0 Comment
  CAS-BOT-BC384718  Achyronychia cooperi Alice Eastwood 1913-4-30 3039 Riverside Palm Springs Comment
  RSA27484  Achyronychia cooperi I. L. Wiggins 1941-3-24 9565 Riverside 0.3 miles south of Myoma, 4.6 miles north of Indio. Comment
  UCR116615  Achyronychia cooperi A. C. Sanders 2001-3-20 23837 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, NW corner of intersection of Pierson Blvd. and Atlantic Blvd., between flood control ditch and Pierson, west of high school 335 Comment
  SEINET957104  Acmispon argophyllus H. M. Hall 1902-1 2899 Riverside Upper Sonoran Zone. 762 Comment
  UCSB45964  Acmispon rigidus Roos, John 1966-2-12 Riverside Chuckwalla Mtns., 2 1/2 miles SE of Desert Center Comment
  SBBG34207  Acmispon strigosus T. L. Secrest 1951-5-20 Riverside Idyllwild 1524 Comment
  UCSB38385  Acourtia microcephala Elliott, Chuck 1964-5-13 Riverside 1/4 mile past Two Trees Road and Belvedere, Riverside 365 Comment
  SBBG87812  Adenophyllum porophylloides A. C. Sanders, B. Pitzer, D. Charlton 1986-3-3 6140 Riverside N foot of the Chuckwalla Mtns, 2.75 mi airline SE of Desert Center 365 Comment
  RSA679820  Adenostoma fasciculatum LeRoy Gross, Valerie Soza 2003-5-8 829 Riverside North end of Rouse Ridge; South of the San Jacinto River, north of Rouse Hill Road. 777 Comment
  CAS-BOT-BC139870  Adenostoma sparsifolium Navin 1890-1-1 s.n. Riverside San Jacinto Mts. Comment
  LA207891  Adenostoma sparsifolium Carl Epling; 1931-10-4 sn Riverside Hewitt to idyllwild Comment
Read comments
Feb 23 2014
  RSA85062  Adenostoma sparsifolium F. W. Peirson 1907-04 693 Riverside road below Strawberry valley. Comment
  SD232791  Adenostoma sparsifolium Scott D. White 1996-8-1 4456 Riverside Twin Pines Area: Just N of Twin Pines Rd, ca. 1/2 air mile west of Twin Pines Ranch. 1100 Comment
  SEINET2084147  Adenostoma sparsifolium G. Rink 1999-5-20 sn Riverside San Bernardino National Forest, Santa Rosa Mountains south of Palm Springs 1219 Comment
  UCR137193  Adenostoma sparsifolium M. B. Dunkle 1934-11-3 4234 Riverside Santa Rosa Mtn., Ribbonwood 1524 Comment
  SD186012  Agave americana A. C. Sanders 1984-7-17 5106 Riverside O. F. Clarke residence at 1012 Spruce St. 305 Comment
  SEINET6755957 Image available Agave deserti James Henrickson 1969-10-25 4262 Riverside 16 miles SW of Idyllwild at summit of Palms to Pines Grade 1494 Comment
  SEINET3271559 Image available Agropyron repens O. F. Clarke 2004-5-17 Riverside Peninsular Range; Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  RSA0050594  Agrostis A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35658 Riverside May Valley, slopes west of Herkey Creek and north of Bonita Vista Rd., SSW of Fleming Ranch 1524 Comment
  RSA681917  Agrostis pallens Scott D. White, Michael Honer, Dylan Hannon 2003-6-24 s.n. Riverside Mountains west of I-15 Freeway and immediately north of San Diego County boundary. 335 Comment
  UCR71881  Alchemilla arvensis Joe Di Bernardo 1992-4-6 92- 01 Riverside Sonoran (Colorado) Desert, Coachella Valley, Palm Desert, condominium complex at Mountain Shadows Golf Course Comment
  SD70778  Aliciella latifolia David B. Dunn 1948-2-21 3672 Riverside Pushawalla. Comment
  JEPS20771  Allenrolfea occidentalis Roxana S. Ferris and Rimo Bacigalupi Mar 19 1958-Mar 25 1958 13255 Riverside 8 mi. n. Blythe (on Hwy. U.S. 95) Comment
  JOTR35020  Allionia incarnata var. incarnata La Doux, Tasha, A. Miller, T. Vaughn, A. Johnson 2007-10-25 3118 Riverside Joshua Tree National Park. Pinto Basin, along Old Dale Road, near Mission Well Comment
  CAS-BOT-BC247  Allium cratericola Philip Alexander Munz; Ivan Murray Johnston 1922-5-21 5512 Riverside Kenworthy, San Jacinto Mts 1417 Comment
  UCR1627  Allium haematochiton Leland R. Dykes 1962-5-8 96 Riverside Santa Ana Mtns., Santa Rosa Plateau, San Mateo Canyon [Tenaja] Road, c. 7 mi west of Palomar Road [=Washington Ave.] in Murrieta Comment
  UCR280991  Allium haematochiton Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-4-10 417- 85 Riverside Elsinore Trough, S end of Baker St., east side of intersection with Bunker St. 387 Comment
  RSA348948  Allium munzii Steve Boyd 1986-4-22 1778 Riverside Gavilan Hills: E edge of plateau remnant on ridge E of Estelle Mt., S of Dawson Canyon 671 Comment
  RSA543598  Allium peninsulare Steve Boyd, L. Arnseth, Orlando Mistretta 1991-5-6 6130 Riverside Gavilan Hills, SE end of range, E of Arroyo del Toro. N-facing slope of low hill. 488 Comment
  UCR104619  Allium peninsulare D. E. Bramlet 1997-4-4 2510 A Riverside Tributary to Dawson Canyon, 854 m east of the El Sobrnte landfill and 610 m north of Dawson Canyon. 45 m south of the jeep trail that crosses this triutary. 365 Comment
  UCSB38380  Allium praecox Minnich, John 1964-2-29 Riverside Sycamore Canyon, 1/4 mi. off Canyon Crest Drive about 1 mi. south of Pennsylvania Ave.; found about 1/2 mi. above mouth of canyon 365 Comment
  RSA410062  Allophyllum divaricatum M. B. Dunkle 1933-7-19 3675 Riverside Upper Tahquitz Valley, San Jacinto Mountains. 2409 Comment
  POM13058  Allophyllum glutinosum E. C. Jaeger 1921-6-13 s.n. Riverside San Jacinto Mountains, McMullen Trail [Banning to McMullen Flat] 1280 Comment
Read comments
Nov 5 2011
  RSA180489  Allophyllum glutinosum E. W. Lathrop 1960-6-10 4992 Riverside 14 miles west of Murrieta. Comment
  SD71849  Allophyllum glutinosum Helen V. Witham 1969-7-2 190 Riverside De Luz Creek, 7.0 miles south of Murietta on road to De Luz. 299 Comment
  JEPS58607  Alnus rhombifolia Marjorie D. Clary 1932-8-7 1131 Riverside Snow Creek Colorado Desert, San Jacinto Mts. 457 Comment
  SD80158  Alnus rhombifolia Nancy Ryan Zabriskie, Walter Zabriskie 1971-2-13 339 Riverside East slope San Jacinto Mountains, Andreas Canyon, north bank 100 yards upstream from crossing below Clubhouse 305 Comment
  UCR113632  Alopecurus saccatus June Latting 1978-6-4 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, Mesa de Burro 610 Comment
  UCR220336  Alopecurus saccatus D. E. Bramlet 1992-4-29 2257 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto Valley, 8 km SW of Hemet, NW of the intersection of California Ave. and Stowe Rd., c. 250 ft. north of Stowe Rd. and c. 350 ft. west of California Ave. 456 Comment
  RSA751510  Aloysia wrightii Jim Andre, Tasha La Doux 2008-9-16 10685 Riverside Joshua Tree National Park: along Bell Mtn. Rd., atop Bell Mtn. approx 0.3 mi. N of radio tower. 1359 Comment
  UCR20719  Amaranthus albus A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 01314 Riverside Sonoran (Colorado) Desert, Coachella Valley, 5 miles ESE of Thousand Palms, west side of Washington Street c. 1 mi north of Interstate Hwy 10 35 Comment
  UCR17540  Amaranthus californicus O. F. Clarke 1978-9-23 s.n. Riverside San Jacinto Mtns, Valley Hi County Park 1183 Comment
  CLARK-A1528-110  Amaranthus fimbriatus Charlotte Stocks 1964-8-27 Riverside Pinyon Crest Comment
  UCR264250  Amaranthus fimbriatus A. C. Sanders, Jim Malusa 2015-9-10 41862 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 0.85 mi. SE of its junction with Summit Rd. in Salt Creek Canyon, at wash crossing, at edge of Chocolate Mountains Aerial Gunnery Range 480 Comment
  RSA0094888  Ambrosia A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-5-18 41712 Riverside Temescal Valley near Glen Ivy, along Temescal Canyon Rd. at Campbell Ranch Rd. intersection. 323 Comment
  CLARK-A1528-145  Ambrosia acanthicarpa Fred B. Essig 1966-9-12 Riverside Riverside Comment
  RSA416903  Ambrosia acanthicarpa H. de Forest 1932-8-27 s.n. Riverside Beaumont-Banning Pass Comment
Read comments
Nov 2 2011
  RSA595915  Ambrosia acanthicarpa Darin L. Banks, Lauren Raz 1996-11-5 1174 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; Along the main road in the Reservation, approximately 20 m E of its intersection with Pechanga Creek. 393 Comment
  RSA314630  Ambrosia dumosa R. F. Thorne, F. R. Fosberg, M. H. Sachet, Charles C. Herbst 1983-4-23 55425 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  UC1539707  Ambrosia dumosa Chas. B. Fiker 1946-4-18 3417 Riverside w side Colorado Desert Comment
Read comments
Mar 23 2014
  LA202941  Ambrosia ilicifolia Martha Hilend; 1932-3-26 sn Riverside Chuckawalla Mountains, about 3 mi. above Corn Springs Comment
  RSA450767  Ambrosia ilicifolia J. C. Roos 1958-3-15 s.n. Riverside 2.5 mi. SE of Desert Center, Chuckwalla Mts. Comment
  UCR103737  Ambrosia psilostachya A. C. Sanders 1997-11-20 21618 Riverside Lake Skinner Reserve area, mouth of Rawson Canyon, just NE of Lake Skinner. 457 Comment
  RSA789750  Ambrosia salsola David Fraker, Aaron Sedgwick 2012-5-9 96 Riverside Along the Bradshaw Trail, south of the Orocopia Mtns ~4 mi. southwest of the Orocopia Mtns. Wilderness Area. ~3/4 mi. west of the Coyote Rd. intersection. 231 Comment
Read comments
May 1 2016
  UCR241186  Amorpha californica Tracy Tennant, Jeffrey Ross 1998-6-23 MOR- 517 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  UCR43346  Amorpha californica R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61186 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: Cole Canyon. 534 Comment
  RSA765305  Amorpha fruticosa Doris Bowers 1972-4-15 1836 Riverside Pulgas Creek Canyon, Rancho California 396 Comment
  UCR79992  Amorpha fruticosa Scott D. White 1992-9-2 765 Riverside San Jacinto Valley, Vicinity of Gilman Hot Spirngs, north side of San Jacinto River, and a thin strip tending north of the river & west of the Hot Springs. 451 Comment
  CAS-BOT-BC213972  Amsinckia John H. Thomas 1957-3-29 6515 Riverside Between Banning and Cabazon, about 2 miles east of Banning near railroad tracks 609 Comment
  RSA0089628  Amsinckia intermedia Steve Boyd, Tim Ross, Mike Hammitt 1991-5-2 6077 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
  RSA715343  Amsinckia intermedia A. C. Sanders 2006-5-11 32262 Riverside Warm Springs Valley, N edge of city of Lake Elsinore, 35 acrew parcel south of the intersection of Collier Ave and Riverside Dr., NE of Alberhill Crk., NW of Enterprise Way. 389 Comment
  SBBG37532  Amsinckia intermedia R. N. Muller 1967-4-16 Riverside UC Riverside campus, 20 yds S of grape control plot on S side of campus Comment
  UC1084572  Amsinckia intermedia Francia Chisaki, Peter M. Ray 1952-4-6 2198 Riverside 1/4 mi w Cottonwood Springs; Joshua Tree National Monument Comment
  UCR228425  Amsinckia intermedia Dave Silverman, Jeanette Duffels 2010-3-23 7821 Riverside Sonoran (Colorado) Desert, Dunes at SSE tip of Palen Dry Lake, one km SW of Palen Dunes drive, 4.2 km N of I-10, 7.4 km ESE of Sidewinder Well 130 Comment
  UCR241216  Amsinckia intermedia Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 46 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Hathaway Canyon 884 Comment
  CLARK-A1528-325  Amsinckia menziesii Penny Stead 1970-4-14 Riverside Riverside 274 Comment
  SD244092  Amsinckia retrorsa A. C. Sanders, Timothy W. Chumley 2013-3-28 40708 Riverside Peninsular Range: Alberhill, along Lake Street, 1.45 km south of I-15 near old clay mines (Alberhill 7.5'Q) 395 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
  CLARK-A1656-684  Amsinckia tessellata Lois Ann Scott 1979-3-15 Riverside Cottonwood Canyon 304 Comment
  UCR11338  Amsinckia tessellata John M. Spencer 1971-4-16 s.n. Riverside Sonoran (Colorado) Desert, Joshua Tree National Monument [now Park], 1 mi. north of Cottonwood Spring campground & Ranger Station [via Pinto Basin Rd.] 956 Comment
  JOTR35437  Amsonia tomentosa Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 43 Riverside Joshua Tree National Park. Little San Bernardino Mtns. W of Juniper Flats (stop1) Comment
  RSA524422  Ancistrocarphus filagineus Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4117 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
  UC1026576  Ancistrocarphus filagineus John and Lucille Roos 1954-5-11 6118 Riverside Reche Canyon 609 Comment
  UCR97751  Androstephium breviflorum Michael D. Wilcox, Stephen J. Myers 1995-5-27 s.n. Riverside NE Colorado Desert, Cadiz Valley near the San Bernardino Co. line 270 Comment
  UC63070  Antennaria rosea H. M. Hall 1901-7-1 2401 Riverside Tamarack Valley San Jacinto Mountains, Tamarack Valley 2834 Comment
  JOTR37062  Antirrhinum coulterianum La Doux, Tasha, M. Harding, J. Heintz, D. Thomas 2015-4-23 3548 Riverside Joshua Tree National Park. Little San Bernardino Mountains, north of Eureka Peak road; along northward corridor with California Riding and Hiking Trail, sandy wash bottom with steep granite rocky slopes Comment
  UCR105430  Antirrhinum coulterianum A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20681 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek drainage, dry slopes above Brown Creek 915 Comment
  UCR20793  Antirrhinum coulterianum A. C. Sanders, Steve Boyd 1980-5-2 1411 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR161437  Antirrhinum nuttallianum A. C. Sanders, Mike Misenhelter 2005-9-20 31681 Riverside San Jacinto Mtns. Foothills, Santa Rosa Hills south of Hemet, road NW of Gibbel Flat, south end of Cornell St., 0.5 mi. SE of the Ramona Bowl 610 Comment
  UCR98688  Antirrhinum nuttallianum 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
  JEPS4273  Antirrhinum nuttallianum subsp. nuttallianum W. L. Jepson May 17 1901-Jun 1 1901 1218 Riverside mesas e Riverside; ; This seems rather as if a good var. but my field memory of it now hazy. . .W.L.J., Aug. 23, 1943. Comment
  POM354918  Antirrhinum nuttallianum subsp. nuttallianum Anstruther Davidson 1892-05 s.n. Riverside Banning. Comment
  SEINET7882510 Image available Apiastrum angustifolium Jean Coulson 1959-1 144 Riverside San Jacinto Mts, 8.1 mi N of Pine cove on Idyllwild Banning road Comment
  UC697754  Apium graveolens Kay H. Beach 1942-10-22 1661 Riverside 3 mi nw city limits of Corona (along Chino Creek); Chino Creek 198 Comment
  UCD127230  Apium graveolens Steve Boyd; Tim Ross, Laurel Arnseth 1989-6-4 3651 D Riverside Vail Lake area, Temecula Creek, southeast of lake, just north of Hwy 79. 487 Comment
  RSA0125972  Arabis R. F. Thorne, Walter Wisura 1977-9-17 50773 Riverside San Jacinto Mountain: Long Valley to Round Valley along trail to summit. 2591 Comment
  UCR133390  Arabis glabra Tracy Tennant, T. B. Salvato 1998-6-23 483 Riverside San Bernardino Mtns., Morongo Indian Reservation, N end of Hathaway Cyn., c. 0.4 miles east of pk 4265 (polygon 13) 1341 Comment
  UCR24888  Arabis glabra A. C. Sanders 1981-8-22 1740 Riverside San Jacinto Mtns., Alvin Meadows; 2 mi (airline) WSW of Idyllwild. 1524 Comment
  POM98010  Arabis pulchra var. gracilis E. C. Jaeger 1926-3-24 s.n Riverside Eagle Mountains. Comment
  RSA0128631  Arabis repanda H. M. Hall 1897-06 299 Riverside San Jacinto Mtn. 1829 Comment
  SEINET3093971 Image available Arbutus menziesii Mackell Kohn 1959-2-26 Riverside 300 yds. So. on road running behind C. E. S. administration bld. U. C. R. campus. Comment
  RSA629146  Arctostaphylos Jon E. Keeley 1992-7-17 16779 Riverside Rd. to Thomas Mtn. (5S15), 4.3 km north of Toolbox Spring. San Jacinto Mtns. 1920 Comment
  RSA629176  Arctostaphylos Jon E. Keeley 1992-7-16 16602 Riverside Hwy 371 & Burnt Valley Rd. San Jacinto Mtns. 1250 Comment
  RSA629399  Arctostaphylos glandulosa Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19528 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  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
  RSA629437  Arctostaphylos glandulosa Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19531 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  CAS-BOT-BC24913  Arctostaphylos glandulosa subsp. adamsii Nancy Ryan Zabriskie; Walter Zabriskie 1970-3-25 259 Riverside c. 5 mi. up Santa Rosa Mountain road from State Highway 74. 1524 Comment
  UCR44197  Arctostaphylos glandulosa subsp. glandulosa A. C. Sanders 1986-6-1 6565 Riverside San Jacinto Mtns., trail to Spitler Peak from the Herkey Creek Camp to Bonita Vista road [=Apple Canyon Rd.] 1829 Comment
  UCR95942  Arctostaphylos glandulosa subsp. leucophylla Scott D. White 1996-8-1 4450 Riverside San Jacinto Mountains, Idyllwild area north of Isomata along USFS Road 5S24.1 1646 Comment
  RSA6124  Arctostaphylos glauca C. B. Wolf 1932-5-25 3695 Riverside One half-mile southwest of summit of Moreno Grade, Bad Lands, southwest of Beaumont 610 Comment
  RSA633540  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Melanie Baer-Keeley 1993-4-23 22665 Riverside Road to Santa Rosa Mountain. 2000 Comment
  RSA633545  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Melanie Baer-Keeley 1993-4-23 22671 Riverside Road to Santa Rosa Mountain. 2000 Comment
  RSA633570  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16675 Riverside Road to Santa Rosa Mountain (7S02), 9.3 km south of Highway 74. 1990 Comment
  RSA633575  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21769 Riverside Dirt road to Santa Rosa Mountain, 9.2 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1995 Comment
  RSA633616  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21778 Riverside Dirt road to Santa Rosa Mountain, 9.2 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1995 Comment
  RSA633662  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16656 Riverside Road to Santa Rosa Mountain (7S02), 8.7 km south of Highway 74. 1935 Comment
  RSA633663  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16657 Riverside Road to Santa Rosa Mountain (7S02), 8.7 km south of Highway 74. 1935 Comment
  CAS-BOT-BC44373  Arctostaphylos pringlei subsp. drupacea E. K. Balls 1949-5-4 13480 Riverside On highway to Idyllwild, 2 miles from junction with Palms to Pines Highway, San Jacinto Mts. 1371 Comment
  LA43651  Arctostaphylos pringlei subsp. drupacea Elizabeth McClintock; 1938-7-17 sn Riverside San Jacinto Mountains, near Pine Cove Comment
  SFV2660  Arctostaphylos pringlei subsp. drupacea A. Thompson 1959-4-10 Riverside San Jacinto Mountains Along side San Gorgonio Road. 1799 Comment
Read comments
Jun 3 2013
  RSA635781  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16530 Riverside Red Mountain Road, 5 km east of R3. 1000 Comment
  UCSB26646  Arctostaphylos pungens Wilken, Dieter; Werner, Walter 1969-5-8 Riverside Keen Camp Summit on the Palms-to-Pines Highway, San Jacinto Mtns. 1493 Comment
  RSA636179  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19474 Riverside West of Temecula, off Colman Rd., 0.8 km north of Carancho Rd. and west of De Luz Rd., eastern Santa Margarita Mountains. 590 Comment
Read comments
Jun 8 2012
  UCR209395  Arctostaphylos rainbowensis Fred M. Roberts 2007-4-13 6514 Riverside Santa Ana Mountains, vicinity of Santa Rosa Plateau, Carancho Road, 0.2 km west of the junction with Camaron Road, 1.3 km wet of the summit of Mesa de La Punta 360 Comment
  JOTR31236  Argemone corymbosa La Doux, Tasha, Alice Miller, G. Clifton 2009-4-9 2020 Riverside Joshua Tree National Park. Pinto Basin; (Stop 7) Pinto Wash, large active wash 322 Comment
  UCR97748  Argemone corymbosa Michael D. Wilcox, Stephen J. Myers 1995-5-27 s.n. Riverside NE Colorado Desert, Cadiz Valley near the San Bernardino Co. line 270 Comment
  UC68528  Argemone munita H. M. Hall Apr 1905 5970 Riverside Colorado Desert, Chuckawalla Mountains Chuckawalla Mountains; Colorado Desert, Chuckawalla Mountains Comment
  UCR120913  Argemone munita A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24952 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  HSC25955  Arida carnosa Richard Spjut 1972-1-6 2111 Riverside Colorado Desert; ca. 2 miles N. of Palm Springs on Indian Ave. Comment
  RSA777397  Aristida adscensionis Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 787 Riverside Mecca Hills, just south of Shaver's Well 305 Comment
  RSA781412  Aristida adscensionis Duncan S. Bell 2011-10-22 2992 Riverside Arica Mountains: west side of the mountain range, approximately 2.6 air miles west of Priests Well, and approximately 6.8 air miles southwest of the ghost town of Rice. 437 Comment
  SEINET10836050  Aristida adscensionis Harvey M. Hall 1905-5-1 Hall 5963 Riverside Canons along Colorado River, Colorado Desert. Comment
  RSA781413  Aristida purpurea Duncan S. Bell 2011-10-22 2993 Riverside Arica Mountains: west side of the mountain range, approximately 2.6 air miles west of Priests Well, and approximately 6.8 air miles southwest of the ghost town of Rice. 437 Comment
  UCR266909  Aristida purpurea D. E. Bramlet 1998-5-27 2630 A Riverside North Domenigoni Hills, c. 3-8 km ESE of Winchester 625 Comment
  RSA125879  Aristida purpurea var. longiseta P. H. Raven 1958-5-18 13003 Riverside Hemet Meadows, San Jacinto Mountains. Comment
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Jun 9 2012
  UCD56564  Aristida purpurea var. nealleyi F. M. Reed 1927-3-18 5426 Riverside Colorado Desert, Salt Creek Wash. 152 Comment
  RSA544392  Aristida purpurea var. parishii Steve Boyd 1991-5-30 6320 Riverside Winchester Valley, SE end of Double Butte, just N of Winchester, 1/2 mile W of Highway 79 457 Comment
  RSA727009  Aristida purpurea var. purpurea Naomi Fraga, Lisa Rojas 2005-2-10 1417 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 502 Comment
  RSA774890  Aristida purpurea var. purpurea Orlando Mistretta, Duncan Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5007 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.00456, W116.67238 and N33.99629 and W116.66012 750 Comment
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May 22 2012
  UCD56874  Aristida ternipes var. gentilis H. S. Yates 1937-6-27 6709 Riverside lower San Jacinto River Canyon. 640 Comment
  UC573616  Aristida ternipes var. hamulosa H. S. Yates 1937-6-27 6709 Riverside Lower San Jacinto River Canyon San Jacinto Quadrangle 640 Comment
  UCR139637  Artemisia californica A. C. Sanders 2004-6-30 28396 Riverside Perris-Aguanga Surface/Menifee Valley Region, Paloma Valley, large rocky hill (1762 ft.) 1 mi. east of Murrieta Rd. and 1 mi. north of Bundy Canyon Rd., c. 5 miles due south of Sun City 518 Comment
  UCR145970  Artemisia californica June Latting 1977-11-6 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos, Snow Creek 488 Comment
  UCR166709  Artemisia californica Scott D. White 2005-7-6 11155 Riverside San Jacinto Mtns/Sonoran/Colorado Desert, San Gorgonio Pass: Cabazon. Toeslope of the San Jacinto Mtns and adjacent fan west of San Gorgonio River, south of the I-10 Fwy 610 Comment
  UCR277728  Artemisia douglasiana Mitch Provance 2012-10-15 1012- 07 Riverside Badlands of Western Riverside County, San Timoteo Creek, about 3.5 miles west of Beaumont, N side of Hwy. 60 1479 Comment
  UCR67004  Artemisia douglasiana S. J. Myers 1990-12-10 s.n. Riverside Santa Ana River Valley, Louis Rubidoux Nature Center: along the drainage that connects to the Sunnyslope channel and to the confluence with the Santa Ana River 214 Comment
  HSC101294  Artemisia dracunculus A. C. Sanders, D. L. Sanders 2010-11-28 38700 Riverside Peninsular Range; NW Gavilan Hills: Angel Canyon Falls, above Home Gardens at the western edge of Riverside, 4.8 km NW (303 deg. ) of Lake Mathews dam, above intersection of Lincoln St. & Indiana Ave 232 Comment
  JOTR32836  Artemisia dracunculus La Doux, Tasha, E. Babich, M. Brown 2008-9-30 1551 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Valley, near Lost Horse Ranger Station; active wash near base of granitic outcrops 1250 Comment
  JOTR36399  Artemisia dracunculus La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, B. Truesdell, M. Wheeler 2012-10-2 3349 Riverside Joshua Tree National Park. Upper Covington Flat: Upper Covington Flats Parking area Comment
  RSA741738  Artemisia dracunculus subsp. dracunculus Michael Wall 2008-10-3 492 Riverside Bautista Creek, east of Hemet off Bautista Canyon Rd. ca. 7 miles east of jct. with Fairview Ave. 758 Comment
  LA202958  Artemisia tridentata subsp. tridentata Harlan Lewis; 1939-10-22 1034 Riverside San Jacinto Mountains, Hemet Lake 1371 Comment
  RSA721875  Asclepias albicans J. Mark Porter, Orlando Mistretta 2003-6-5 13604 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 east, above the pour-off. 439 Comment
  RSA0104757  Asclepias californica D. L. Banks 1997-2-23 1308 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, north of Pechanga Road, south of Anza Road, just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire. 402 Comment
  RSA496474  Asclepias californica Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-31 3093 Riverside Vail Lake area, S of Hwy 79, Kolb Creek drainage, W of Woodchuck Rd. 488 Comment
  RSA763978  Asclepias erosa Justin M. Wood, D. Ray 2010-10-21 2999 Riverside Chuckwalla Valley NE of Victory Springs and 0.9 km E of Kaiser Road on unmarked 4WD road. 198 Comment
  SEINET3081813 Image available Asclepias erosa Noel H. Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-23 6487 Riverside Chuckwalla Valley, 2.8 miles northeast of Desert Center 198 Comment
  UCR163056  Asclepias erosa B. G. Pitzer, G. R. Ballmer 2000-10-14 4234 Riverside Sonoran (Colorado) Desert, large wash c. 5.3 miles east of Ford Lake Rd. and 1 mile west of Wiley's Well Rd., off gasline road c. 200 yards south of Hwy I-10 115 Comment
  UCR201459  Asclepias fascicularis Scott D. White, Justin M. Wood 2008-7-10 12449 Riverside San Jacinto Mountains, Fobes Spring 1500 Comment
  UCR4504  Asclepias fascicularis John Dean 1965-7-28 s.n. Riverside Eastern Colorado Desert, 10 mi. north of Blythe on US Hwy 95 Comment
  CLARK-A1656-605  Asclepias subulata Jim Cornett 1977-7-10 Riverside Thousand Palms Canyon 137 Comment
  RSA0014316  Asclepias subulata Justin M. Wood, J. Miner 2010-4-30 1550 Riverside Coachella Valley: Thousand Palms, just E of intersection of Ramon Rd. and Vista de Oro, just NE of Edison substation. 61 Comment
  RSA784752  Asclepias subulata Duncan S. Bell 2012-2-12 3096 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  POM177825  Aspidotis californica Marcus E. Jones 1930-3-5 265 I9 Riverside Glen Ivy Comment
  CAS-BOT-BC477877  Asteraceae J. H. Thomas 1949-2-28 60 Riverside Southern part of Palm Springs. Comment
  SD211451  Astragalus aridus Carolyn Martus, Joseph Betzler, Caesara Brungraber, Lance Woolley 2008-4-15 1212 Riverside 30 miles west of Blythe near Palen Dry Lake. From I-10 exit Corn Springs Road and go north for about 10 miles. The population is common on the south, southwest side of Palen Dry Lake. Comment
  RSA49360  Astragalus bernardinus P. A. Munz 1949-4-11 13006 Riverside Near Conejo Well, north base of Eagle Mts., Mohave Desert. 915 Comment
  POM145537  Astragalus didymocarpus J. B. Feudge 1927-4-12 1867 Riverside Lake Elsinore. Comment
  UCR155056  Astragalus douglasii Jason L. Hlebakos 2005-5-30 816 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
  CAS-BOT-BC178438  Astragalus douglasii var. parishii Marcus E. Jones 1926-6-20 s.n. Riverside Near Idyllwild. Comment
  RSA210969  Astragalus douglasii var. parishii C. W. Tilforth 1969-7-25 228 Riverside Arroyo Seco Creek, So. of Dripping Springs Camp Ground, c. 10 mi. E of Temecula. Comment
  RSA674713  Astragalus gambelianus Scott D. White 2000-5-1 7746 Riverside Corona: Western foothills of Santa Ana Mountains near Bedford Canyon. 351 Comment
  UCR228909  Astragalus gambelianus A. C. Sanders 2011-4-7 39034 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
  CAS-BOT-BC187111  Astragalus lentiginosus var. borreganus John Thomas Howell 1928-3-11 3439 Riverside 6 miles se. of Garnet Station, Coachella Valley, Colorado Desert 152 Comment
  UC129404  Astragalus lentiginosus var. coachellae Geo. B. Grant May 1 - 10, 1906 77 a-6747 Riverside Colorado Desert at Palm Springs Comment
  RSA498234  Astragalus lentiginosus var. variabilis Robert L. Dressler 1949-3-19 417 Riverside 5 miles NE of Desert Center. Comment
  RSA253699  Astragalus nuttallianus var. cedrosensis Noel Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-20 6420 Riverside Big Maria Mts., 12 airline miles N of downtown Blythe. 290 Comment
  UC73172  Astragalus pachypus var. jaegeri M. F. Gilman 1904-1 43 Riverside Banning Comment
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Mar 13 2011
  JOTR29554  Astragalus palmeri Andre, Jim, Tasha LaDoux 2006-4-11 6741 Riverside Joshua Tree National Park. Lost Horse Employee Campground 1285 Comment
  CAS-BOT-BC194140  Astragalus pomonensis Joseph Andorfer Ewan; Carl Epling 1933-5-4 7610 Riverside 5 mi. above Corona, Temescal Canyon Comment
  POM50420  Astragalus pomonensis W. W. Eggleston 1924-3-8 19517 Riverside Val Verde. 390 Comment
  CAS-BOT-BC193170  Astragalus sabulonum Carl B. Wolf 1932-4-28 3079 Riverside Colorado Desert. Chuckwalla Valley, 19 mi. west of Blythe on the Mecca Road 121 Comment
  POM26330  Astragalus sabulonum Marcus E. Jones 1906-4-30 s.n. Riverside Indio. Comment
  RSA692506  Athyrium filix-femina subsp. cyclosorum M. B. Dunkle 1933-7-31 3732 Riverside San Jacinto Mtns.: Idyllwild. 1616 Comment
  RSA482798  Athysanus pusillus Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  RSA523489  Athysanus pusillus Steve Boyd, L. Arnseth, Timothy S. Ross 1990-3-30 3949 Riverside Vail Lake area, saddle at N base of Big Oak Mtn, S of Black Hills. 732 Comment
  RSA543778  Athysanus pusillus Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6025 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
  UCR107413  Athysanus pusillus B. G. Pitzer 1997-3-23 2965 Riverside Perris-Aguanga Basin Region, Lakeview Mtns, c. 1 air mi. SSW of Mt. Rudolph, along powerline road 0.3 mi. east of Contour (Juniper Flats) Rd. 610 Comment
  JEPS35956  Atrichoseris platyphylla Marjorie D. Clary 1672 Riverside Aqueduct Road, North Colorado Desert Little San Bernardino Mountains, Colorado Desert 243 Comment
  UC70077  Atrichoseris platyphylla E. E. Schellenger 1905-4-1 Riverside Santa Maria Mts Colorado Desert, Santa Maria Mts. Comment
  UCR279510  Atrichoseris platyphylla A. C. Sanders, Jim Malusa 2017-3-27 43115 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
  RSA502590  Atriplex canescens Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-11 3726 Riverside Vail Lake area, wetlands of Wilson Creek, east of the lake. 457 Comment
  SEINET3930598  Atriplex canescens Lewis S. Rose 1966-12-11 66096 Riverside Palm Springs.; 0 152 Comment
  UC1366101  Atriplex canescens K. R. Montgomery 1969-9-7 69 -31 Riverside 18 mi s Hemet (1.5 mi e of Riverside Co. Hgwy 3, on Wilson Valley Road); s of Hemet Comment
  RSA0015058  Atriplex coronata var. notatior D. E. Bramlet, F. Roberts, I. Anderson 2005-6-10 3877 Riverside 4.5 miles west of Hemet, 2000 feet south of Stetson and 700 feet east of California. 456 Comment
  RSA532567  Atriplex coronata var. notatior D. E. Bramlet 1991-5-7 2117 Riverside San Jacinto Valley, 8.2 km SW of Hemet, just NE of jct. of California Ave. & Marvin Hull Road, c. 50-150 m north of the AT&SF railroad tracks & 300 m west of MWD canal 500 Comment
  SEINET3090678  Atriplex coronata var. notatior R. A. Johnson, G. A. Ruffner 1990-1 Riverside Comment
  UCR62385  Atriplex coronata var. notatior Don Mitchell 1990-6-1 s.n. Riverside 1.5 mi west of Lakeview, on south side of Ramona Expressway, c. 200 yards west of the San Jacinto River Comment
  UCR112576  Atriplex davidsonii D. E. Bramlet 1998-6-22 2638 Riverside Upper Salt Creek Reserve, 6.9 km West of Hemet and 76m east of California Avenue, approximately 671m north of Setson Avenue. 456 Comment
  CAS-BOT-BC170261  Atriplex hymenelytra John Thomas Howell 1928-1-28 3289 Riverside Thousand Palms, Colorado Desert Comment
  SBBG65380  Atriplex hymenelytra S. W. Hutchinson -Feb-1926 Riverside Painted Cyn 30 Comment
  UCR33641  Atriplex hymenelytra Faulkner 1978-3-21 335 Riverside Sonoran (Colorado) Desert, 9 mi. north of Blythe on Hwy 95 152 Comment
  SD67591  Atriplex lentiformis F. W. Peirson 1924-12-30 5413 Riverside Thousand Palms Canyon, Coachella Valley. Comment
  RSA289865  Atriplex lentiformis subsp. lentiformis B. A. Prigge 1980-12-15 4107 Riverside Coachella Valley Stormwater Channel: 3 miles S of Mecca where Lincoln Street crosses channel. -67 Comment
  RSA351415  Atriplex muelleri J. C. Roos 1965-10-17 s.n. Riverside 20 miles west of Blythe Comment
  CAS-BOT-BC170070  Atriplex parishii H. C. Stutz 1994-10-17 9693 Riverside W side of Hemet, 100 yeards east of California Street terminus. Comment
  CLARK-A1528-2549  Atriplex polycarpa John C. Roos 1943-12-19 2763 Riverside Mecca Hills Comment
  RSA0038512  Atriplex suberecta R. E. Riefner Jr. 2012-3-31 12 -64 Riverside city of Hemet, north of Florida Avenue and south of West Devonshire Avenue and east of Meyers Street 462 Comment
  RSA495444  Avena barbata Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-18 2972 Riverside Agua Tibia Mountains. Vail Lake area, Temecula Creek Canyon below Vail Lake dam. 418 Comment
  SD144502  Avena sativa A. C. Sanders, P. MacKay, T. Thomas, O. Clarke 1997-5-4 20649 Riverside San Jacinto Mtns: N side along Hwy 243, 1.5 mi below Twin Pines Ranch Rd (McMullen Flat), N slope of peak 3740. 1067 Comment
  UCR146486  Azolla filiculoides Scott D. White, Angelia Carey 2004-9-16 10762 Riverside San Jacinto Mountains foothills, Indian Creek; (Lake Fulmor) 567 Comment
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Aug 22 2020
  CAS-BOT-BC98785  Baccharis brachyphylla Marjorie Clary 1932-12-13 654 Riverside Near mouth of Deep Canyon [Canon], western edge of Coachella Valley, near eastern end of Palms-to-Pines Highway, 304 Comment
  UCR143369  Baccharis brachyphylla C. B. Wolf, Percy C. Everett 1942-10-13 11437 Riverside Sonoran (Colorado) Desert, Morongo Pass, 0.3 mi below San Bernardino Co. line 671 Comment
  SEINET7239563 Image available Baccharis douglasii F. M. Reed 1907-9-21 1953 Riverside Riverside and vicinity Comment
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Oct 6 2017
  IRVC9315  Baccharis glutinosa Charles Leavell 1966-2-9 7 Riverside Santa Ana Canyon: off Highway 91, 200 yards east of the Riverside-Orange county line, on northeast slope. Santa Ana Mountains 213 Comment
  OBI8301  Baccharis salicifolia David J. Keil, Malcolm McLeod 1977-3-26 12011 Riverside 8 mi NW of Lake Elsinore State Recreation area along Calif 71 366 Comment
  RSA220380  Baccharis salicifolia C. W. Tilforth, John Dourley 1970-9-2 301 Riverside 5 miles S of Banning, County Hiway R1 Comment
  CAS-BOT-BC106629  Baccharis salicina Carl B. Wolf 1931-3-13 1084 Riverside Colorado Desert, in old cotton field, 2 mi. north of Blythe 152 Comment
  CAS-BOT-BC106670  Baccharis salicina John Thomas Howell 1952-10-25 28873 Riverside Along highway about 3.5 miles from Glen Ivy Hot Sprins on road to Alberhill Comment
  HSC84128  Baccharis salicina B. Pitzer, D. Hawks 1986-12-2 363 Riverside Temescal Canyon, ca. 1 mile N of Glen Ivy Hot Springs and 0.5 mile W of Hwy. I-15, off Lawson Drive between Temescal Canyon Rd. and Warm Springs Rd. 335 Comment
  UCR17640  Baccharis sarothroides Paul Mack, Hap Ritter 1976-10-21 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Bench, southwest side of the Chuckwalla Mountains 612 Comment
  UCR82894  Baccharis sergiloides A. C. Sanders, S. White & C. Sanders 1994-10-9 15808 Riverside San Bernardino Mtns., Whitewater Canyon, 2 mi below trout farm, above Bonnie Bell 564 Comment
  CAS-BOT-BC295888  Bahiopsis parishii John Thomas Howell 1927-8-1 2882 Riverside Near T Cross K Ranch, n. Colorado Desert 609 Comment
  RSA5361  Bahiopsis parishii B. D. Stark 1932-6-15 1525 Riverside Base of Eagle Mountains above Utopia, Colorado Desert. 229 Comment
  SEINET3104137  Bahiopsis parishii Sears 1977-10-12 S-- 559 Riverside Corn Springs Road in Corn Springs wash 3 miles from Corn Springs and 5 miles from the highway. 439 Comment
  CAS-BOT-BC99964  Baileya pauciradiata Ira L. Wiggins 1941-3-27 9687 Riverside South end of Coxcomb Mountains 8 miles north of Desert Center Comment
  UCR79222  Barbarea orthoceras Steve Boyd 1992-4-14 6793 Riverside Santa Ana Mtns., San Mateo Canyon Wilderness. Along Verdugo Trail from Tenaja Tr. to Bluewater Tr. in upper watershed Bluewater Canyon. south of Sitton Peak 854 Comment
  POM42457  Bebbia juncea Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. Comment
  RSA0099449  Bebbia juncea Duncan S. Bell, Evan Meyer 2014-10-29 7691 Riverside Santa Rosa Mountains; collecting in Agua Alta Canyon, to the north of Martinez Canyon, about 6 air miles southeast of the summit of Martinez Mountain. 394 Comment
  RSA314635  Bebbia juncea R. F. Thorne, F. R. Fosberg, M. H. Sachet, Charles C. Herbst 1983-4-23 55431 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  RSA597464  Bebbia juncea L. C. Wheeler 1959-12-27 7637 Riverside Chuckwalla Mountains. White Cloud Mine. Comment
  RSA92403  Bebbia juncea F. W. Peirson 1917-4-1 1323 Riverside Palm Springs Comment
  SEINET10616174  Bebbia juncea David B. Dunn, A. Folsom 1948-6-17 Dunn 3802 Riverside By quad 2. At camp in Pushawalla Canyon under palms. Indio Hills, Colorado Desert. Comment
  CAS-BOT-BC100118  Bebbia juncea var. aspera Roxana S. Ferris; Rimo Bacigalupi 1958-3-19 13263 Riverside Divide betw. Little Maria and Big Maria Mts., 1/2 mi. S of Styx siding near Midland (Rice-Blythe road) Comment
  CAS-BOT-BC100143  Bebbia juncea var. aspera W. R. Dudley 1903-12-26 s.n. Riverside Palm [Canon] Canyon Comment
  CHSC95388  Bebbia juncea var. aspera R. Kobaly; Singer, A., Spurrier, C., Thompson, D., Way, M. J. 2001-6-12 1 Riverside Riverside County. White Water Canyon. 4.8km north of Highway 10 SBBM, San Gorgonio Wilderness. 570 Comment
  UCR51358  Berberis nevinii L. F. LaPre, K. Campbell 1988-1-23 S.N. Riverside Peninsular Range, Tonan property, along Temecula Creek on old Vail Ranch, east of Temecula Comment
  UCR110407  Bergia texana A. C. Sanders, D. Bramlet, Mihai Costea, T. B. Salvato 1999-10-15 23177 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. east of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  SD127585  Bernardia incana Robert F. Thorne, Avi Shmida and Robert Whittaker 1978-4-23 52074 Riverside North slope of Santa Rosa Mountains; Bighorn Lookout. Comment
  UCD166279  Bernardia incana Jack Major 1962-4-18 793 Riverside Just below Pinyon Flat on CA HWY 74. (Exact location unknown. Coordinates estimated by label maker.) 1188 Comment
  UCR13715  Bernardia myricifolia N. R. Zabriskie, W. W. Zabriskie 1972-4-9 510 Riverside Peninsuar Range; Santa Rosa Mtns/Sonoran (Colorado) Desert, small canyon NW from Hwy 74 at [hwy mile post] 81.72, Deep Canyon watershed, site 8 1220 Comment
  UCSB25708  Bernardia myricifolia 1968-7-16 Riverside Along Stone Crest Road, 0.5 mile north of forest boundary marker T65, R5E, SBB&M, 2.0 miles north of Pinyon Flats, Southern San Jacinto Mountains 1219 Comment
  UCR109733  Berula erecta R. E. Orth 1963-3-8 s.n. Riverside Riverside, Santa Ana River 213 Comment
  UCR40449  Beta vulgaris subsp. maritima Steve Boyd 1985-8-7 1119 Riverside Santa Rosa Plateau, Murrieta area, Clinton Keith Rd. near (just east of) Bear Creek golf course Comment
  RSA69817  Bidens frondosa J. C. Roos 1951-9-25 5265 Riverside Fairmount Park 259 Comment
  UCR188892  Bidens frondosa Fred M. Roberts, S. Leatherman 2007-9-19 6585 Riverside Santa Ana Canyon, Santa Ana River, across from Green River Golf Course, 0.15 km W of Green River Road bridge 128 Comment
  UC3232  Bloomeria crocea H. M. Hall 1901-6-1 2101 Riverside San Jacinto Mountains; s side 1463 Comment
  UCR112796  Bloomeria crocea A. C. Sanders 1997-5-1 20623 Riverside Lake Skinner area, along horse trail in southern part of Lake Skinner Park, west of Tucalota Hills and east of Warren Rd. 488 Comment
  SD51942  Bloomeria crocea var. crocea Reid Moran 1962-7-7 9864 Riverside Damp soil near Strawberry Creek, 2 miles southwest of Idyllwild, San Jacinto Mountains. 1550 Comment
  CAS-BOT-BC13901  Boechera johnstonii Ynez Whilton Winblad 1937-4-23 s.n. Riverside West slope of Mount San Jacinto. Comment
  JOTR33743  Boechera pulchra La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2742 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  UC10169  Boechera repanda H. M. Hall 1901-6 2449 Riverside Tauquitz Valley San Jacinto Mountains 1889 Comment
  JOTR33742  Boechera xylopoda La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2741 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  SBBG93064  Boerhavia coccinea A. C. Sanders 1989-9-19 9510 Riverside 1.75 km (airline) S of Tabaseca Tank, along the wash above "Tabaseca Target", Chocolate Mtns Aerial Gunnery Range 680 Comment
  UC154625  Boerhavia coccinea Rensselaer J. Smith May 1904 328 Riverside Palm Canyon Comment
  SEINET7048152  Boerhavia coccinea Steven R. Hill 2001-5-3 33653 Riverside Northeast-facing slopes of Mount San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, about 3.8 miles due west of California Route 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area. Elevation about 2600 feet. Comment
  SD255216  Boerhavia coulteri var. palmeri Sarah J. De Groot, Amy Rouillard 2015-9-15 7564 Riverside Ford Dry Lake, Chuckwalla Valley north of I-10. 106 Comment
  JOTR30838  Boerhavia triquetra La Doux, Tasha, Jim Andre 2008-9-16 348 Riverside Joshua Tree National Park. JTNP; NE end of Splitrock Picnic Area. Queen Mountain USGS 7.5 min Quad. Near 34 00.534' N 116 03.098' W 1327 Comment
  RSA780239  Boerhavia wrightii Stephanie Rockwood, Christi Gabriel 2011-10-12 96 Riverside Rice Valley. Highway 62 to to Blythe Rice Road. About 1 mile from highway. 229 Comment
  UC2026380  Boerhavia wrightii Steve Boyd, Valerie Soza, Tasha LaDoux 1997-10-13 10051 C Riverside COLORADO DESERT, CHUCKWALLA MOUNTAINS: Northwest base of the range, south of Eagle Mine Road exit on Interstate 10. Comment
  UCR248093  Boerhavia wrightii Duncan S. Bell, John Anderson, Keir Morse 2012-11-11 4375 Riverside Sonoran (Colorado) Desert, Mecca Hills, upper branch of Hidden Spring Canyon, c. 0.6 air mile southeast of Hidden Spring and 0.6 air mile south of The Grotto 250 Comment
  VVC2318  Boerhavia wrightii Tim Thomas, Alice Karl 2011-10-18 5528 Riverside Sonoran Desert, Hayfield Lake 4 miles east of Chiriaco Summit; just north of Hwy 10. In northwest portion of lake bed. 437 Comment
  JOTR37742  Bothriochloa barbinodis Hodges, Stephen, Cody Fogg and Kelsey Bosch 2015-10-5 538 Riverside near the pink house, Barker Dam vicinity 1236 Comment
  SD137967  Bothriochloa barbinodis Darin Banks, Steve Boyd 1995-10-17 798 Riverside Northwest Palomar Mountains, Agua Tibia Mountains, Cleveland National Forest, Agua Tibia wilderness area, along lower arroyo seco, South of the Dripping Springs Campground Comment
  JOTR30752  Bouteloua barbata var. barbata La Doux, Tasha, Jim Andre 2007-9-6 135 Riverside Joshua Tree National Park. On dirt road to Lost Horse Ranger Station, below Hemingway Buttress 1236 Comment
  UCR23973  Bouteloua curtipendula John C. Roos 1946-8-27 2786 Riverside Santa Rosa Mountains, Pines to Palms Road[Vandeventer Flats], near Pinyon Flats 1372 Comment
  UCSB18911  Bouteloua curtipendula Keefe, Joseph 1965-5-18 Riverside Pinyon Flats Campground, S of Palm Desert 1432 Comment
  RSA561067  Bowlesia incana Steve Boyd, Tim Ross, David E. Bramlet 1993-5-12 7346 Riverside Southern Santa Ana Mountains, Sant Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon. 365 Comment
  UCR172208  Bowlesia incana John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, French Valley; small unnamed drainage in agricultural field along Leon Road [San Diego Aqueduct right of way] between Van Gaale Lane and Borel Road 412 Comment
  UCR249918  Brachypodium distachyon A. C. Sanders 2014-4-18 41039 Riverside Peninsular Range, Temescal Canyon, along De Palma Rd. between Horsethief Canyon Road and Glen Eden 372 Comment
  POM254737  Brandegea bigelovii P. A. Munz 1940-3-24 15695 Riverside 3 miles south of Cottonwood Springs, Eagle Mts 457 Comment
  RSA394242  Brandegea bigelovii N. C. Cooper 1944-5-20 2644 Riverside Palms to Pines Hwy., San Jacinto Mtns. 304 Comment
  RSA394243  Brandegea bigelovii P. J. Remple 1942-3-1 s.n. Riverside Deep Canyon wash. Comment
  RSA796094  Brandegea bigelovii Duncan S. Bell 2009-4-20 308 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  SEINET270250  Brandegea bigelovii A. C. Sanders 1995-5-23 17116 Riverside Colorado Desert Coachella Valley: alluvial fans below the Santa Rosa Mountains north of Toro Canyon west of Monroe St 15 Comment
  UC635681  Brandegea bigelovii H. L. Mason 1928-3-10 4213 Riverside Coachella Mountains, Hidden Springs Canyon Hidden Springs Canyon; Coachella Mountains, Hidden Springs Canyon Comment
  UCR211714  Brassica kaber Fred M. Roberts, D. E. Bramlet, Kerry Byrne 2006-4-20 6320 Riverside Perris Basin, Upper Salt Creek watershed, southwest of Hemet, 2 km southeast of Winchester, south of Domenigoni Parkway 448 Comment
  RSA0041948  Brassica tournefortii Duncan S. Bell, Loraine Washburn 2014-4-8 6588 Riverside Orocopia Mountains; at the entrance to Petra Canyon in Red Canyon, approximately 1 air mile north of the Bradshaw Trail. 398 Comment
  RSA496660  Brassica tournefortii A. C. Sanders 1988-1-18 7588 Riverside Riverside. W end of the Box Springs Mountains on S-facing slopes of Sugarloaf Peak. 457 Comment
  RSA775273  Brassica tournefortii Duncan S. Bell, The Desert Survivors Organization 2011-4-8 2198 Riverside Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177. 470 Comment
  SD82941  Brickellia californica C. W. Tilforth, John Dourley 1970-10-16 316 Riverside Road to Santa Rosa Mountain, along and above intermittent stream bed Comment
  CAS-BOT-BC106189  Brickellia desertorum John C. Roos 1950-10-15 5009 Riverside Dry Morongo Canyon about 1 mile south of Riverside-San Bernardiino County line. 609 Comment
  CLARK-A1528-5454  Brickellia desertorum John C. Roos, Lucille Roos 1950-9-30 4996 Riverside Riverside 396 Comment
  LA102380  Brickellia desertorum John C. Roos; 1965-9-12 sn Riverside Santa Ana Mountains, Tin Mine Canyon, 3 mi. SW of Corona 548 Comment
  POM229527  Brickellia desertorum Noel Wallace 37 Riverside Hester's Spring, Box Springs Mt. Comment
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Sep 7 2011
  POM256979  Brickellia desertorum C. B. Wolf 1931-10-14 1330 Riverside Snow Creek 1/2 mi. below the Fish Hatchery N base of San Jacinto Mountains. 549 Comment
  UCR140894  Brickellia desertorum 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
  SD21523  Brickellia incana Frank F. Gander 1938-5-21 5766 Riverside Shaver's Summit Comment
  UC1329828  Brickellia incana James E. Cole 1941-5-21 751 Riverside Cottonwood Spring Wash, Joshua Tree National Monument Joshua Tree National Monument, Cottonwood Spring Wash 914 Comment
  UCR19256  Brickellia incana John C. Roos 1947-11-1 3751 Riverside Sonoran (Colorado) Desert, Eagle Mountains, mouth of Lost Palms Canyon, & up the canyon some distance Comment
  RSA535085  Brodiaea jolonensis Steve Boyd 1991-5-10 6220 Riverside Temescal Canyon, E base of Santa Ana Mountains. Terrace escarpment just SE of Indian Truck Trail offramp of I-15, S of DePalma Road. 366 Comment
  RSA759123  Brodiaea santarosae Tom Chester, W. P. Armstrong 2006-6-15 TC- 926 Riverside Peninsular Ranges; Santa Ana Mountains region Santa Rosa Plateau Ecological Reserve: Clay Hill, 0.7 km south-southwest of the northernmost high point of the Mesa de Burro 573 Comment
  CAS-BOT-BC144321  Bromus Carl B. Wolf 1932-8-5 3949 Riverside San Jacinto Mountains. Along trail from Tahquitz Valley to San Jacinto Peak. 2621 Comment
  POM254898  Bromus berteroanus P. A. Munz 1940-3-24 15706 Riverside 3 miles north of Cottonwood Springs, Eagle Mountains. 915 Comment
  RSA682175  Bromus berteroanus Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky, Timothy S. Ross 2003-4-17 10455 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  SD237263  Bromus berteroanus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-4-2 37749 Riverside Peninsular Range: Alberhill, south foot of the Gavilan Hills at Temescal Canyon, north of I-15 and Concordia Ranch Rd., 1.65 mi. ESE of Corona Lake, .5 mi. NE of Temescal Canyon Rd. where it goes under I-15. 404 Comment
  UCR35299  Bromus carinatus L. B. Ziegler 1968-5-21 296 Riverside San Jacinto Mtns., Hemet Valley (=Garner Valley) 1418 Comment
  UCR277492  Bromus catharticus Mitch Provance 2013-4-16 413- 21 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  JOTR35176  Bromus diandrus La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 3277 Riverside Joshua Tree National Park. Queen Mountains; West side of Barker Dam; Small riparian zone in and along drainage from dam (Stop 5) 1300 Comment
  RSA689702  Bromus grandis Valerie L. Soza, Naomi Fraga, Sarah Swartzentruber 2003-6-25 1697 Riverside Fuller Mill Creek just N of junction with Dark Canyon. 1494 Comment
  UCR156288  Bromus hordeaceus T. B. Salvato, Kent Beaman 2005-5-16 830 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
  UCR91486  Bromus hordeaceus Scott D. White, M. Jacobsmeyer 1996-4-20 3970 Riverside Perris Basin, near Perris Airport; c. 100 m south of Case Road and 100 m west of the San Jacinto River Channel 433 Comment
  UCR107737  Bromus laevipes D. L. Banks 1997-5-5 1955 Riverside NW Palomar Mountains, Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, c. 60 m east of its intersection with Pechanga Creek 396 Comment
  UCR140287  Bromus rubens A. C. Sanders 2004-4-9 27458 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., in central valley among the three peaks 518 Comment
  UCR2173B  Bromus rubens F. M. Reed 1906-7-8 1129 B Riverside Plains near the Salt Lake RR, West Riverside Comment
  UCR2244  Bromus rubens F. M. Reed 1906-3-16 907 Riverside Riverside, along Southern Pacific RR tracks between Indianapolis Ave. [=Spruce St.] and Chicago Ave. 280 Comment
  UCR98205  Bromus rubens B. G. Pitzer 1997-4-1 3046 Riverside Lakeview Mtns, c. 0.75 air mi. SSW of Mt. Rudolph, c. 1 air mi NE of Contour (Juniper Flats) Rd. 655 Comment
  UCR2257  Bromus trinii F. M. Reed 1920-3-24 4170 Riverside Western Colorado Desert, Murray Canyon, a tributary of Palm Canyon near Palm Springs 305 Comment
  CHSC851  Caesalpinia virgata M. Anthony 1954-4-15 Riverside Canyon east of Mecca. 152 Comment
  RSA405285  Caesalpinia virgata L. N. Goodding 1942-2-26 m 3 -42 Riverside Indio region Comment
  RSA405297  Caesalpinia virgata P. J. Remple 1942-3-2 s.n Riverside Dead Indian Creek, Santa Rosa Mtns. Comment
  UC192964  Caesalpinia virgata S. B. and W. F. Parish Mar 1884 591 Riverside Colorado Desert Comment
  UC68502  Caesalpinia virgata H. M. Hall Apr. 1905 5779 Riverside 10 mi. w. Coachella 91 Comment
  UC724191  Calandrinia ambigua Aven and Ruth Nelson 1939-3-29 3326 Riverside near Palm Grove (at Hidden Springs at the Mecca road) Comment
  POM123120  Calandrinia ciliata Marcus E. Jones 1882-4-24 s.n. Riverside Temecula Comment
  RSA482011  Calocedrus decurrens Richard Noyes, Laurel Arnseth 1988-9-10 722 Riverside Fern Basin Camp, 4 air miles northwest of Idyllwild 1875 Comment
  UCD132908  Calocedrus decurrens K. M. Meyer; A. Townesmith, T. Scott 2007-3-16 16 Riverside San Bernardino National Forest. Next to Lake Fulmor, 17 mi. S on Hwy 243 (off I-10). 1632 Comment
  UCR35284  Calochortus concolor L. B. Ziegler 1967-6-27 180 Riverside San Jacinto Mtns., Hemet Valley. Slopes above Kenworthy Ranger Station. 1524 Comment
  CAS-BOT-BC488538  Calochortus concolor B. D. Stark 1932-6-5 3711 Riverside Palms to Pines Road, San Jacinto Mountains 1219 Comment
  RSA641300  Calochortus palmeri var. munzii Orlando Mistretta, Mark Elvin 1995-6-19 1781 Riverside San Jacinto Mountains: Highway 74 and Pacific Crest Trail. 1493 Comment
  CAS-BOT-BC132463  Calochortus plummerae Carl B. Wolf 1932-5-25 3696 Riverside [Bad Lands] Badlands, SW. of Beaumont, 1 1/2 mi. SW. of summit of Moreno Grade 548 Comment
  UCR189802  Calochortus plummerae Amy Rowland 2007-6-19 078 Riverside Peninsular Range, San Jacinto Mountains Region, San Jacinto Moutnains, off of Hwy 74 c. 1.75 mi west of intersection of Hwy 74 and Hwy 243 1239 Comment
  RSA369018  Calochortus weedii Robert Gustafson, Gary D. Wallace 1983-6-23 2709 Riverside Santa Ana Mountains, Clinton Keith Road near junction with Tenaja Road. Comment
  SD136973  Calochortus weedii var. weedii Steve Boyd, Tim Ross 1992-6-10 7624 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, near the junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek 405 Comment
  RSA160439  Calycadenia tenella J. D. Olmsted 1959-5-1 527 Riverside Drainage area to Irvine Lake. Oat Flat at intersection of Skyline Dr. and Main Divide T.T.; 9 mi. SW of Corona 823 Comment
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Jun 8 2013
  RSA674712  Calycadenia tenella Scott D. White 2000-5-1 7748 Riverside Corona: Western foothills of Santa Ana Mountains near Bedford Canyon. 351 Comment
  POM15169  Calycoseris wrightii Mary F. Spencer 1922-4-10 1955 Riverside Snow Creek prope [near] Palm Springs Comment
  UCR213256  Calycoseris wrightii A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37457 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
  UCR279515  Calycoseris wrightii A. C. Sanders, Jim Malusa 2017-3-27 43102 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
  SEINET7379730 Image available Calycoseris wrightii H. K. Sharsmith 1952-4-11 4064 Riverside Northwest base of Chuckawalla Mountains 7 miles south of highway 60-70 1750 Comment
  UC68558  Calyptridium monandrum H. M. Hall Apr. 1905 5811 Riverside 10 mi w of Coachella; Colorado Desert 121 Comment
  UCR256759  Calyptridium monandrum T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7889 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
  UCR261169  Calyptridium monandrum A. C. Sanders, Katie Young, John Hale 2015-4-22 41597 Riverside San Gorgonio Pass, San Gorgonio River wash, SE of Cabazon, east of Elm St., c. 2 km south of I-10, 1 km NW (303 deg. ) of One Horse Spring 459 Comment
  SDSU19181  Calyptridium monospermum Michael G. Simpson, Jamie Hall, Michael Silveira, Lori Simpson 2007-6-16 2898 Riverside Tahquitz Meadow, San Jacinto Mountains, along trail, ca. 0.6 mile north of Pacific Coast Trail, ca. 1.2 miles northeast of Taquitz Peak. 2408 Comment
  UCR21973  Calystegia macrostegia Steve Boyd 1980-5-5 199 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 610 Comment
  POM157943  Calystegia macrostegia subsp. tenuifolia P. A. Munz 1927-5-20 10825 Riverside 10 miles south of Hemet Comment
  RSA524436  Camissonia bistorta Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4052 Riverside Vail Lake area, E flank of Big Oak Mtn, S of E summit. 610 Comment
  RSA748539A  Camissonia bistorta Scott D. White, Justin M. Wood 2009-4-28 12609 Riverside Little San Bernardino Mountains: City of Desert Hot Springs, Proposed development N of Pierson Blvd and E of Verbena Dr. Comment
  UCR102731  Camissonia bistorta B. G. Pitzer 1998-1-25 3419 Riverside Lakeview Mtns., Reinhardt Canyon, Maze Stone County Park, at N terminus of California Avenue 610 Comment
  UCR116915  Camissonia bistorta A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23956 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon area west of Del Rey Rd., hills on both sides of gas pipeline route 390 Comment
  UCR97887  Camissonia bistorta A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19854 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  UCR85165  Camissonia boothii A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16084 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  POM14010  Camissonia boothii subsp. condensata P. A. Munz, D. Keck 1922-4-9 4747 Riverside Palm Springs. 76 Comment
  RSA387327  Camissonia boothii subsp. condensata Aaron Liston, T. S. Elias, O. R. Dorado, S. Zona 1986-11-29 642 -1 Riverside Colorado Desert. West of Chiriaco Summit. Comment
  RSA465970  Camissonia boothii subsp. condensata Anstruther Davidson 1903-01 s.n. Riverside Colorado Desert, Thermal Comment
  SEINET3108356  Camissonia brevipes subsp. brevipes Sears 1978-3-16 814 Riverside 3.5 mi SE of Midland in desert pavement adjacent to wash area. 244 Comment
  RSA12116  Camissonia californica Mary F. Spencer 1921-5-30 348 Riverside San Jacinto Mountains, wayside in San Jacinto. 549 Comment
  RSA339645  Camissonia californica Robert F. Thorne, C. W. Tilforth 1980-5-28 54238 Riverside San Bernardino Mountains: rocky and sandy wash along Whitewater River, ca. 3.2 miles N of Whitewater PO and Highway 10. Comment
  UCR177394  Camissonia californica John Wear 2004-4-1 s.n. Riverside Sonoran (Colorado) Desert, Palm Springs, 2 acre parcel c. 320 ft. east of intersection of West Vista Chino and Via Norte on the north side of Vista Chino, 310 and 320 West Vista Chino Road 183 Comment
  SD3347  Camissonia campestris subsp. campestris Ruth Randall 1922-4-9 219 Riverside Coachella; Painted Canyon. Comment
  POM177939  Camissonia cardiophylla Joseph A. Ewan 1931-4-4 4154 Riverside Summit east of Shaver's Well. 518 Comment
  POM49179  Camissonia cardiophylla P. A. Munz, D. Keck 1925-3-7 9351 Riverside Painted Canyon, Mecca. Comment
  RSA637570  Camissonia cardiophylla Philip A. Munz, Lillian T. Street 1919-5-7 2740 Riverside Tahquitz Canyon. 244 Comment
  RSA172298  Camissonia claviformis subsp. aurantiaca Robert F. Thorne 1963-3-29 32363 Riverside 5 miles E of Mecca, Mecca Hills. 152 Comment
  POM48988  Camissonia hirtella P. A. Munz, I. M. Johnston 1924-7-29 8847 Riverside Poppet Flat, San Jacinto Mts. 1524 Comment
  RSA263688  Camissonia hirtella E. W. Lathrop 1968-6-2 6960 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. Comment
  RSA572981  Camissonia hirtella Steve Boyd 1986-4-22 1759 Riverside Temescal Canyon: stable alluvial benches of Indian wash just south of Interstate 15. Comment
  UCR202233  Camissonia hirtella 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
  RSA655044  Camissonia intermedia Scott D. White 1999-6-6 7443 Riverside Idyllwild Area: Near Idyllwild Community Service Dist. sewage ponds at terminus of USFS Road 5S24.2. 1432 Comment
  UCR121666  Camissonia micrantha A. C. Sanders, T. B. Salvato 2000-5-8 23383 Riverside San Bernardino Valley region, Riverside, UCR Botanical Garden, E side of the campus 396 Comment
  UCR266476  Camissonia micrantha Mitch Provance, Matt Amalong 2015-3-25 315- 39 Riverside Paloma Valley, Murrieta, old Clydesdale horse ranch 0.4-0.6 miles S of Keller Rd., along unmarked dirt portion of Menifee Rd. 450 Comment
  RSA680559  Camissonia pallida Scott D. White, Michael Honer 2003-4-30 9143 Riverside Shavers Valley. About 1-2 miles south west of unnamed freeway exit at pumping station. 396 Comment
  POM253860  Camissonia pallida subsp. pallida A. M. Alexander, Louise Kellogg 1941-4-22 2059 Riverside Morongo Valley Gorge. 701 Comment
  RSA339675  Camissonia pallida subsp. pallida Robert F. Thorne, C. W. Tilforth 1980-5-28 54218 Riverside Branch ravine running W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater P.O. 610 Comment
  JOTR01133  Camissonia pallida subsp. pallida Cole, James E. 1941-6-17 923 Riverside Joshua Tree National Park. IN LIVE OAK TANK 1219 Comment
  POM91008  Camissonia pallida subsp. pallida E. C. Jaeger 1925-12-18 s.n. Riverside Eagle Canon, 5 miles east of Palm Springs 122 Comment
  POM126860  Camissonia refracta Joseph Grinnell 1910-3-17 s.n. Riverside Riverside Mt. Colorado River. Comment
  RSA511315  Camissonia refracta A. C. Sanders 1988-5-11 7798 Riverside Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal in a wash E of the gasline road from Niland. 549 Comment
  UC56460  Camissonia strigulosa H. M. Hall 1902-4-22 2954 Riverside vicinity of Riverside 281 Comment
  SDSU3361  Camissoniopsis hirtella H. Wedberg 1958-3-31 202 Riverside 10.3 miles south of Hemet on Highway 79. Comment
  UC668392  Camissoniopsis pallida subsp. hallii Annie M. Alexander and Louise Kellogg 1941-4-24 2072 Riverside gorge of Dry Morongo Creek Mohave Desert, Morongo Valley 640 Comment
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Sep 18 2012
  SDSU3391  Camissoniopsis pallida subsp. pallida H. Wedberg 1958-4-4 230 Riverside Near Whitewater. About 0.4 mile up Whitewater Canyon from Hwy 60-70-99. Comment
  CAS-BOT-BC17706  Carex alma Philip Alexander Munz 1941-5-18 16652 Riverside Elsinore Mountains. North end of Santa Rosa Ranch, 914 Comment
  CAS-BOT-BC20704  Carex fracta Carl B. Wolf 1932-8-5 3983 Riverside San Jacinto Mountains. Summit of San Jacinto Peak. 3293 Comment
  SEINET11125889 Image available Carex fracta P. Zika, Otting, N 2010-1 25298 Riverside San Jacinto Mountains (SnJt). N Fork San Jacinto River, Dark Canyon, at Azalea Trails Girl Scout Camp, San Jacinto Ranger District, San Bernardino National Forest. Comment
  UCR128299  Carex multicaulis Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8653 Riverside San Jacinto Mtns, Idyllwild area; 'Strawberry Fuelbreak' between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek 1646 Comment
  UC146061  Carex senta Charlotte M. Wilder 1909-7-11 1138 Riverside Round Valley San Jacinto Mountains 2743 Comment
  SEINET3386517 Image available Carrichtera annua Fred M. Roberts 2007-1 6512 Riverside Southern Coast: Carlsbad, La Costa Greens Ecological Reserve, east side of El Camino Real c. 2 Km south of Palomar Airport Rd. 52 Comment
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Nov 20 2014
  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
  UCR281702  Castilleja affinis B. C. Templeton, I. W. Clokey, C. B. Clokey 1930-4-15 1087 Riverside Gavilan Hills, between Perris and Gavilan Peak 500 Comment
  RSA509918  Castilleja affinis B. Pitzer, E. Misquez 1988-2-28 618 Riverside 2 mi s of Rancho California Road (sw of Murrieta, Walker Basin, Avenida del Oro); Walker Basin, Avenida del Oro. Comment
  RSA400521  Castilleja angustifolia Frances L. Cramer 1941-5-3 20325 Riverside Joshua Tree National Monument Comment
  POM319354  Castilleja applegatei subsp. martinii Patricia Wilder 1968-7-5 4311 Riverside Trail near Idyllwild, San Bernardino National Forest. 1982 Comment
  RSA448697  Castilleja applegatei subsp. martinii N. C. Cooper 1949-6-29 4337 Riverside East side of San Jacinto Mountains. 457 Comment
  RSA0010918  Castilleja densiflora subsp. gracilis Daphne K. Christopher, Hannah Stevens 2003-4-8 122 Riverside Santa Rosa Plateau Nature Conservancy Preserve. 556 Comment
  RSA0010919  Castilleja densiflora subsp. gracilis B. Pitzer, E. Misqez 1988-2-28 622 Riverside 2 mi s of Rancho California Road (sw of Murrieta, Walker Basin, Avenida del Oro); Walker Basin, Avenida del Oro. Comment
  SEINET7063419  Castilleja exserta subsp. exserta A. G. Vestal 1947-3-29 s.n. Riverside About 0.3 mile below the dam in Railroad Canyon east of Lake Elsinore. UTM Zone 11, 469824mE, 3727524mN. (WGS84/NAD83). 402 Comment
  POM4325  Castilleja foliolosa Jenkins, Street 1917-5-30 s.n. Riverside Idylwild Canyon. Comment
  SBBG54975  Castilleja foliolosa D. Keil, M. McLeod 1977-3-26 12006 Riverside 0.2 mi NW of Prado Dam on St Hwy 71 182 Comment
  LA209248  Castilleja miniata Elizabeth McClintock; 1939-9-1 sn Riverside San Jacinto Mountains, trail to Round Valley from Hidden Lake Comment
  RSA0103096  Castilleja minor subsp. spiralis Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8544 Riverside Santa Rosa Mountains; south of Cactus Spring Trail; in Horsethief Creek. 1064 Comment
  UCR4418  Caulanthus hallii Frank C. Vasek 1960-3-24 600324- 26 Riverside Santa Rosa Mtns., Palms-to-Pines Highway, 4.8 miles east of Pinyon Flat [near Dos Palmas Spring] at a long wide turnoff on north side of road 1067 Comment
  RSA523519  Caulanthus heterophyllus Steve Boyd, Timothy S. Ross, L. Arnseth, J. Bonilla 1990-4-2 3978 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  UCD114538  Caulanthus heterophyllus Virginia Moran 2003-3-26 s.n. Riverside Peninsular Range: Wilson Valley Mitigation Bank (Center for Natural Lands Management), NE of Wilson Valley Road and W of Wilson Creek. 854 Comment
  UCR5980  Caulanthus heterophyllus David M. Peterson 1966-2-24 660224- 7 Riverside 50 feet NE of the SE corner of the botanical garden fence, Univ. of Calif. Riverside 457 Comment
  POM97125  Caulanthus heterophyllus P. A. Munz 1925-5-20 9825 Riverside 2 miles W of Dripping Spring. 427 Comment
  SBBG2444  Caulanthus lasiophyllus K. K. Muller 1958-3-21 907 Riverside Whitewater Cyn, 1.5 mi N of Interstate 70 Comment
  RSA500186  Caulanthus lasiophyllus var. rigidus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-2 3205 Riverside Vail Lake Area, W end of bench on S flank of Oak Mt. 518 Comment
  SBBG101779  Caulanthus simulans S. Boyd with T. Ross, M. Hammitt 1991-5-2 6023 Riverside SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  UC10387  Caulanthus simulans H. M. Hall May 1899 1171 Riverside El Toro Mt. San Jacinto Mountains, El Toro Mt. 2133 Comment
  CAS-BOT-BC83845  Ceanothus crassifolius D. O. Burge 2007-3-19 796 b Riverside SW of Vail Lake, at side of off-road vehicle trail 500 Comment
  RSA606761  Ceanothus crassifolius Jon E. Keeley 1996-5-13 27423 Riverside In on N side of Agua Tibia Range, 2-3 km S of Agua Tibia Wilderness boundary gate on trail extending ca. 100 m S of enclosed reservoir on ridge SE of Woodchuck Resort at end of Woodchuck Rd., S of Hwy 79. 1000 Comment
  RSA651873  Ceanothus crassifolius Phil Elliott 1981-2-16 11 Riverside Lake Mathews, On Hwy 74, 2.2 miles west of Grand Ave. Comment
  UC2015596  Ceanothus crassifolius Scott D. White 1996-3-16 3831 Riverside Perris Basin, Lakeview Mts., N of Winchester, at Maze Stone Picnic Area. Comment
  UCR138820  Ceanothus crassifolius D. L. Banks 1997-2-23 1294 Riverside Agua Tibia Mtns., NW Palomar Mountains: Pechanga Indian Reservation, south of Pechanga Rd. in the Reservation, north of Pechanga Creek and east of the Pechanga Tribal Government Center 367 Comment
  SEINET13945800 Image available Ceanothus crassifolius Lewis S. Rose 1949-1 49072 Riverside 2 mi. south of Temecula 366 Comment
  RSA399034  Ceanothus cuneatus Elbert Benjamine 1929-5-18 2028 Riverside Mt. San Jacinto. 915 Comment
  POM184166  Ceanothus leucodermis P. A. Munz 1932-3-24 12027 Riverside Base of mts. south of Elsinore Lake. 366 Comment
  POM2844  Ceanothus leucodermis C. F. Baker 1903-4-4 8993 Riverside Elsinore. Comment
  RSA262096  Ceanothus leucodermis E. W. Lathrop 1969-5-9 7029 Riverside Main Divide Truck. Trail between El Carriso and Santiago Peak, Cleveland Nat'l Forest. 1220 Comment
  UCD112315  Ceanothus oliganthus var. sorediatus Dave Hawks 1987-3-2 s.n. Riverside S of Hemet, intersection of Palm Ave. and Saddle Ridge Trail. 472 Comment
  SBBG96783  Ceanothus ophiochilus S. Boyd with T. Ross, L. Arnseth 1989-3-12 2960 Riverside Vail Lake area, 1 mi W of lake; T8S, R1W, SE1/4, SE1/4 S8, SW1/4, SW1/4 S9 609 Comment
  UCR68478  Ceanothus ophiochilus Steve Boyd, L. Arnseth, T. S. Ross 1989-3-31 3098 Riverside Peninsular Range, Vail Lake area, 1 mi. west of lake 640 Comment
  SEINET13946084 Image available Ceanothus sorediatus Dave Hawks 1987-1 s.n. Riverside S. of Hemet, intersection of Palm Ave. and Saddle Ridge Trail. 472 Comment
  CLARK-A1528-5249  Centaurium venustum John C. Roos 1948-4-24 3797 Riverside Whitewater Comment
  SD239576  Centromadia pungens subsp. laevis Karyn L. Drennen 2010-6-10 11 Riverside Santa Anna Mountains foothills: Murrieta Creeek, 320 m southeast of Clinton Keith Road bridge. 363 Comment
  SD126658  Centromadia pungens subsp. pungens Ed LaRue 1989-4-21 Riverside Moreno Valley, ca. 1 mile south of Highway 60 on Nason Street. Comment
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Mar 31 2011
  UCR177831  Cerastium glomeratum 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
  UCR31300  Cerastium glomeratum A. C. Sanders, Theo Glenn 1983-4-17 3738 Riverside Santa Ana Mtns., Mesa de Colorado, 5 mi (airline) SW of Murrieta 612 Comment
  RSA198954  Cerastium glomeratum R. F. Thorne, O. Clark, S. Carlquist 1968-4-18 37428 Riverside Santa Rose Plateau: Mesa de Colorado, Rancho California. 671 Comment
  RSA405366  Cercidium floridum Elbert Benjamine 1929-3-6 140 Riverside Box Canyon, Coachella Valley. Comment
  RSA561098  Chaenactis artemisiifolia Steve Boyd 1993-5-12 7335 Riverside Southern Santa Ana Mountains, Sant Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon. 365 Comment
  POM97131  Chaenactis artemisiifolia Philip A. Munz 1925-5-20 9829 Riverside 2 miles W of Dripping Spring. 427 Comment
  CAS-BOT-BC276387  Chaenactis carphoclinia Marcus E. Jones 1906-4-27 s.n. Riverside Indio Comment
  JOTR36437  Chaenactis carphoclinia var. carphoclinia La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3408 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
  RSA0118597  Chaenactis carphoclinia var. carphoclinia Sarah J. J. De Groot, Cheryl Sevilla 2016-3-16 7643 Riverside Mecca Hills: hills around Shaver's Well, along Box Canyon Road; south edge of Shaver's Valley, east-northeast of Mecca. 294 Comment
  UC194845  Chaenactis carphoclinia var. carphoclinia S. B. Parish 1916-5-13 10838 Riverside Cottonwood Springs Colorado Desert, Cottonwood Springs Comment
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Oct 9 2010
  CDA7365  Chaenactis carphoclinia var. peirsonii A. C. Browne 1957-4-6 Riverside 51 miles east of Indio. 0 Comment
  CAS-BOT-BC276925  Chaenactis fremontii David Charlton 1988-2-25 1225 Riverside S side of LIttle San Bernardino Mountains. Dillon Road and 1000 Palms Oasis Rd Junction S of Joshua Tree National Park, parallel to I-10. 5 miles E of Junction Dillon Road and Fargo Canyon Road. Near small hill with blow sand on top 2000' 609 Comment
  POM6569  Chaenactis fremontii Philip A. Munz, L. T. Street, Williams 1919-3-28 2464 Riverside San Gorgonio Pass, between Whitewater and Cabazon. Comment
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Mar 13 2011
  UCR114114  Chaenactis fremontii B. G. Pitzer, J. Ross 1998-3-8 3607 Riverside Sonoran (Colorado) Desert, N-facing bajada on south side of Hayfield Lake, between lakebed and Hwy I-10 427 Comment
  UCR88729  Chaenactis fremontii A. C. Sanders, K. C. Rose 1995-4-5 16382 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  UCR132915  Chaenactis glabriuscula John Wear 1998-7-8 s.n. Riverside San Jacinto Mtns., Pine Meadow in eastern Garner Valley, R-Ranch, just east of Hwy 74, between Gold Hill and Thomas Mountain 1402 Comment
  UCR140295  Chaenactis glabriuscula A. C. Sanders 2004-4-9 27470 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., alluvial slope in mouth of large canyon on south side 473 Comment
  UCR167056  Chaenactis glabriuscula Scott D. White, Jennifer H. Jones 2005-5-24 11097 Riverside Banning Pass area, Cabazon: San Gorgonio River wash and adjacent alluvial flats and benches to W 610 Comment
  RSA278485  Chaenactis glabriuscula var. glabriuscula John F. Emmel 1977-6-26 573 Riverside San Jacinto Mts, flat area 0.1 air mile WNW of Vista Grande Ranger Station, ESE of Ranger Peak 1500 Comment
  RSA34519  Chaenactis glabriuscula var. glabriuscula N. C. Cooper 1944-4-21 1109 Riverside Banning 701 Comment
  RSA60733  Chaenactis glabriuscula var. glabriuscula Frank W. Gould 1943-4-17 2107 Riverside 12 miles south of Corona on road to Elsinore. Comment
  RSA796458  Chaenactis stevioides Duncan S. Bell 2009-4-18 218 Riverside Arica Mountains: northwest of range, approximately 1.6 air miles south of Highway 62, and approximately 0.4 air mile north of California aqueduct. 389 Comment
  UCD20138  Chaenactis stevioides Donald W. Kyhos 1976-3-17 67 -8 Riverside Along Twentynine Palms Highway, at Riverside- San Bernardino County line. Comment
  VVC2108  Chamaesyce abramsiana Tim Thomas 2012-9-2 5876 Riverside Colorado Desert, WNW of Blythe, 8.4 miles N of I-10, just west of Black Ck Rd. 171 Comment
  JEPS51880  Chamaesyce albomarginata W. L. Jepson 1912-11-1 5621 Riverside Palo Verde Valley, Blythe 82 Comment
  RSA522312  Chamaesyce albomarginata Steve Boyd 1989-7-9 3782 Riverside City of Riverside, 4863 Rubidoux Ave. Comment
  POM263146  Chamaesyce micromera J. C. Roos 1936-4-22 608 Riverside 20 mi west of Blythe Comment
  RSA784753  Chamaesyce ocellata subsp. arenicola Duncan S. Bell 2012-2-12 3097 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  RSA535080  Chamaesyce polycarpa Steve Boyd, T. S. Ross 1991-11-10 6628 Riverside Gavilan Hills, Harford Springs Park. Rocky slope of ridge on W side of large juniper grove area at th north-central end of the park. Comment
  RSA550000  Chamaesyce prostrata O. F. Clarke 1976-9-23 s.n. Riverside Common weed on UCR campus. Comment
  RSA543748  Cheilanthes clevelandii Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6052 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga 600 Comment
  RSA660498  Cheilanthes clevelandii A. C. Sanders, Mitch Provance 2000-1-23 23312 Riverside Lake Skinner area: summit of Black Mtn. 915 Comment
  CAS-BOT-BC70030  Cheilanthes covillei Nancy Ryan Zabriskie; Walter Zabriskie 1971-3-7 355 Riverside Andreas Canyon, E. slope San Jacinto Mts. 15 Comment
  JOTR30753  Cheilanthes covillei La Doux, Tasha, Jim Andre 2007-9-6 136 Riverside Joshua Tree National Park. On dirt road to Lost Horse Ranger Station, below Hemingway Buttress 1236 Comment
  RSA85555  Cheilanthes covillei F. W. Peirson 1921-3-22 2331 Riverside Murray Canyon near Palm Springs. 488 Comment
  IRVC19369  Cheilanthes newberryi R. L. Allen 1977-2-11 s.n. Riverside Bear Creek Canyon; near Ortega Highway [74]. Peninsular Ranges, Santa Ana Mountains Comment
  UCR22130  Cheilanthes newberryi Steve Boyd 1980-5-3 191 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 625 Comment
  POM276887  Cheilanthes parryi Lyman Benson 1945-4-6 11654 Riverside Whitewater Canyon, 3 miles above Whitewater. 427 Comment
  RSA748607  Cheilanthes parryi Scott D. White, Justin M. Wood 2009-4-28 12604 Riverside City of Desert Hot Springs. Comment
  UC812278  Cheilanthes parryi Ivan Johnston 1917-4-4 Riverside Palm Canyon; Colorado Desert 304 Comment
  UCR75040  Cheilanthes parryi A. C. Sanders, E. J. Lawlor 1992-4-4 12154 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  POM9932  Cheilanthes viscida F. W. Peirson 1921-3-22 2371 Riverside Murray Canyon, south side in canyon 457 Comment
  POM219130  Chenopodium album L. C. Wheeler 1932-7-9 923 Riverside Central Ave. 3 mi. N Chino. 244 Comment
  UCR20418  Chenopodium ambrosioides Dr. H. de Forest, Jack Rempel 1933-10-29 s.n. Riverside San Jacinto Mountains, north base of mountains, Snow Creek Canyon 549 Comment
  UCR278837  Chenopodium berlandieri Mitch Provance 2012-7-17 712- 14 Riverside San Gorgonio Pass, City of Banning, along E. Lincoln St., vicinity of the Banning Substation, between Hargrave St. and San Gorgonio Ave. 698 Comment
  RSA0105842  Chenopodium botrys Alan Romspert 2000-7-28 s.n. Riverside 60 Fwy Bridge and Santa Ana Riverbed transect. Comment
  UCR111548  Chenopodium botrys Mitch Provance 1999-5-4 1700 Riverside San Bernardino Valley Region, Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  RSA478501  Chenopodium californicum Dorothy Cowper 1973-1 7306 Riverside Near Palms to Pines highway, southeast portion of Garner Ranch, Garner Valley. 1373 Comment
  RSA500064  Chenopodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-2 3247 Riverside Vail Lake area, S of Hwy 79, 0.25 mi E of Pauba Rd. 427 Comment
  SD234928  Chenopodium desiccatum Mitch Provance 2003-6-7 7611 Riverside San Bernardino Valley: Jurupa Mountains (extreme northwest end), near Philadelphia Street. 262 Comment
  JOTR29179  Chenopodium fremontii La Doux, Tasha 2003-9-24 1256 Riverside Joshua Tree National Park. Queen Mountain, Trail to Barker Dam (stop 1) 1296 Comment
  RSA775917  Chenopodium murale Duncan S. Bell, Amanda Turek 2010-4-10 813 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  RSA666521  Chenopodium strictum var. glaucophyllum Mitch Provance 2000-11-2 2294 Riverside North Riverside: Reid Park, ca. 0.5 mi SW of the corner of Placentia Ln. and Orange St. 250 Comment
  CAS-BOT-BC231772  Chilopsis linearis E. H. Daniels; J. Bates 1932-6-5 s.n. Riverside Palm Springs, Colorado Desert 137 Comment
  CSUSB734  Chilopsis linearis Margaret-Lee Dean 1965-4-15 S. N. Riverside Box Canyon, 8 miles east of Mecca on Highway 195. Desert wash. 60 Comment
  RSA0012646  Chilopsis linearis April Garbat, Kristin Forgrave 2013-5-29 74 Riverside Along Box Canyon Rd from Cottonwood Springs Rd to Mecca. 305 Comment
  RSA455308  Chilopsis linearis George R. Johnstone 1929-11-28 s.n. Riverside 20 miles from Palm Springs 244 Comment
  RSA793476  Chilopsis linearis Duncan S. Bell, Aaron Sedgwick 2012-9-13 4208 Riverside The Mecca Hills; along what was left of Box Canyon Road after having been buried by a flash flood from a large summer storm, approximately 5 air miles northeast of the junction of Box Canyon Road and the Coachella Canal., Or approximately 1.25 air miles southwest of Shavers Well. 240 Comment
  SBBG133564  Chilopsis linearis S. D. White, A. Carey 2004-7-2 10565 Riverside San Jacinto Mtn foothills, Soboba Indian Reservation, Poppet Crk Cyn 549 Comment
  SEINET10898022  Chilopsis linearis subsp. arcuata Frank Almeda 1976-6-5 Almeda 2826 Riverside Rocky wash with shrubby vegetation ca 4-5 mi N of Interstate Hwy. #10 off of Whitewater Canyon Road. Comment
  POM15199  Chimaphila menziesii Mary F. Spencer 1927-6-27 1972 Riverside Tahquitz trail, Idyllwild. 1829 Comment
  UCR6748  Chloris gayana J. M. Harper 1967-11-18 s.n. Riverside Riverside, residence at 4212 Locust Street 256 Comment
  UCR211698  Chloris truncata Fred M. Roberts, Michelle Balk 2006-8-24 6407 Riverside Perris Basin, Old Salt Creek drainage, Hemet at northwest corner of California Ave. and Marvin Hull Road 452 Comment
  UCR2286  Chloris virgata F. M. Reed 1925-8-10 5136 Riverside Glen Avon, Granite Hill Ranch 183 Comment
  UCR87944  Chloris virgata A. C. Sanders 1994-1-30 14222 Riverside Corona, Orange Heights section. D.R. Horton Custom Homes tentative tract, north side of Chase Drive between Rimpau (Lester) Avenue and California (Compton) Avenue 300 Comment
  RSA0016353  Chlorogalum parviflorum Duncan S. Bell, David Bernie, Kurt Broz, Kim Clark, James Fournier, Shasta Gaughen, Holly Gray, Ed Howland 2013-6-7 5041 Riverside Pala Indian Reservation, back behind the water tower on the southern flanks of Tourmaline Queen Mountain. 177 Comment
  RSA607337  Chorizanthe R. S. Woglum 1941-5-17 3050 Riverside Peninsular Ranges / Sonoran Desert transition: Coyote Canyon. . Comment
  JOTR16807  Chorizanthe brevicornu var. brevicornu Vanderspek & Nolte 1964-4-17 s.n. Riverside Joshua Tree National Park. Comment
  JOTR28950  Chorizanthe brevicornu var. brevicornu La Doux, Tasha 2005-3-30 1186 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  UCSB1332  Chorizanthe brevicornu var. brevicornu Kamb, Peter 1948-4-11 Riverside Aqueduct Road 5 mi east of Carnet, Coachella Valley 304 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
  CHSC1316  Chorizanthe fimbriata var. fimbriata E. Thomas 1931-6-3 5 /26/1940 Riverside Temecula canyon. Comment
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Mar 27 2011
  CAS-BOT-BC523923  Chorizanthe parryi var. parryi D. E. Bramlet 1991-4-30 2090 Riverside Peninsular Range: Shipley Reserve, Crown Valley at NW foot of Black Mtn., transect C-3 731 Comment
  UC72681  Chorizanthe parryi var. parryi Miss M. A. King 1893-1 Riverside Menifee Comment
  UCR139168  Chorizanthe parryi var. parryi S. J. Myers 2003-4-22 s.n. Riverside Murrieta Area, hill 1564 between Auld. Rd. and Benton Rd. near Pourroy Rd., south of Alamos School site, north of Tucalota Creek 477 Comment
  UCR139185  Chorizanthe polygonoides subsp. longispina Virginia Moran 2003-5-23 s.n. Riverside Johnson Ranch (managed by Center for Natural Lands Management), vicinity of Skunk Hollow and Santa Gertrudis Creek, 'knoll 2' in area of transects established by CNLM 425 Comment
  RSA612925  Chorizanthe polygonoides var. longispina D. L. Banks 1997-3-29 1651 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
  RSA747872  Chorizanthe polygonoides var. longispina Justin M. Wood 2009-5-11 697 Riverside [San Jacinto Mountains:] Garner Valley, Quinn Flat area. 1372 Comment
  SD138828  Chorizanthe polygonoides var. polygonoides Craig Reiser 1996-3-23 Riverside Murrieta; near creek; northeast of Baxter; east of Meadowlark Lane (mak 8/07) Comment
  RSA607655  Chorizanthe procumbens R. S. Woglum 1938-5-1 1604 Riverside Peninsular Ranges: South of Hemet; San Jacinto Valley west of San Jacinto Mountains. Comment
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Jun 9 2012
  UCR252817  Chorizanthe procumbens John Dvorak 2011-4-21 015 Riverside Peninsular Ranges: Santa Ana Mountains, Santa Margarita Ecological Reserve, 150 meters east of the Santa Margarita River, 1.7 km west of Via Tornado, 145 meters southwest from end of dirt road 268 Comment
  RSA0121420  Chorizanthe rigida Duncan S. Bell, LeRoy Gross 2016-3-31 9191 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 6 air miles southeast of the summit of Martinez Mountain. 492 Comment
  UC187937  Chorizanthe watsonii S. B. and W. F. Parish April, 1882 Riverside borders of Colorado Desert at Agua Caliente; borders of Colorado Desert at Agua Caliente Comment
  RSA0004914  Chorizanthe xanti var. leucotheca Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater 305 Comment
  RSA339670  Chorizanthe xanti var. leucotheca Robert F. Thorne, C. W. Tilforth 1980-5-28 54223 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  POM316422  Chrysothamnus paniculatus R. F. Thorne, Kay Wright, R. K. Benjamin 1982-10-8 55386 Riverside San Bernardino Mountains: Whitewater Canyon, about 3.3 miles north of Whitewater Post Office 595 Comment
  UC218061  Chylismia brevipes subsp. brevipes P. A. Munz, D. Keck Apr 9 1922-Apr 12 1922 4894 Riverside vicinity of Corn Springs Colorado Desert, Chuckwalla Mountains 609 Comment
  CAS-BOT-BC160602  Chylismia claviformis subsp. aurantiaca Carl B. Wolf 1937-4-6 8425 Riverside Colorado Desert. Coachella Valley, 2 mi. NE. of Edom 30 Comment
  UC635281  Chylismia claviformis subsp. aurantiaca H. L. Mason 1928-3-10 4182 Riverside Whitewater River Comment
  CAS-BOT-BC279839  Cichorium intybus John Green 2004-7-1 s.n. Riverside Santa Ana River Valley: just NW of Riverside Municipal Airport, drainage ca. 0.3 mi. south of Jurupa Road, just east of Van Buren Blvd 229 Comment
  RSA0124384  Cirsium mohavense Duncan S. Bell 2016-4-16 9332 Riverside Whitewater Watershed; Whitewater Canyon; collecting in Rainbow Canyon, approximately 2.5 air miles east northeast of Kitching Peak. 1023 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
  UCR183020  Cirsium occidentale var. occidentale Mitch Provance 2003-5-5 4426 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  UCR20812  Cirsium scariosum A. C. Sanders, Steve Boyd 1980-5-19 01498 Riverside San Jacinto Mtns, Garner Valley. Morris Ranch Road near Kenworthy Ranger Station. 1387 Comment
  UC1523626  Cirsium vulgare Robert F. Thorne, Steve Boyd, and Earl Lathrop 1985-7-18 61280 Riverside near Murrieta-Guava St. roads (a few mi s of Murrieta); De Luz Arroyo 385 Comment
  CAS-BOT-BC438857  Cistanthe monandra Dr. E. Rixford 1917-4-17 s.n. Riverside Coachella Valley Comment
  POM46849  Cistanthe monandra H. M. Hall 1904-5-19 4944 Riverside Fairmont Park. Comment
  RSA49171  Cistanthe monandra P. A. Munz 1949-4-13 13064 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  CAS-BOT-BC438967  Cistanthe monosperma Winifern W. Swarth 1914-9-10 s.n. Riverside Tahquitz Valley, San Jacinto Mts. 2438 Comment
  CAS-BOT-BC164337  Clarkia dudleyana Peter H. Raven; R. Snow 1957-7-26 11084 Riverside Banning - Idyllwild road 0.9 mi. n. of Vista Grande Ranger Station, San Jacinto Mts. Comment
  RSA114146  Clarkia dudleyana Peter H. Raven, R. Snow 1957-7-26 11084 Riverside Banning-Idyllwild road, 0.9 miles north of Vista Grande Ranger Station, San Jacinto Mts. Comment
  RSA736701  Clarkia dudleyana Scott D. White 2004-4-26 10248 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Indian Creek Watershed. 518 Comment
  SEINET3093400 Image available Clarkia purpurea Scott White 1991-5-13 91 -113 Riverside Hwy 79, immediately W of U. S. Forest Service Campground at Dripping Springs. Comment
  POM122431  Clarkia rhomboidea Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  UCR220120  Claytonia parviflora D. E. Bramlet 1989-4-7 1819 Riverside Perris-Aguanga Basin region, Lake Skinner County Park, southeast slope of Bachelor Mountain, c. 3200 ft. NW of Rawson Canyon & 8300 ft. east of Lake Skinner dam 476 Comment
  UCR149994  Claytonia parviflora subsp. parviflora Scott D. White, Angelia Carey 2004-4-16 10182 Riverside San Jacinto Mountain foothills, Indian Creek and adjacent slopes 610 Comment
  SBBG35049  Claytonia parviflora subsp. viridis T. L. Secrest 1951-5-19 Riverside Idyllwild to Hemet Lake 1828 Comment
  RSA527872  Claytonia perfoliata Scott D. White 1991-5-24 91 -70 Riverside San Jacinto Mtns region: Big Bear area E of Sugarloaf & W of Hwy 38, S of Hwy 18 & Baldwin Lake. 2073 Comment
  UCR103898  Claytonia perfoliata subsp. mexicana B. G. Pitzer 1997-4-12 3129 Riverside Lakeview Mtns, Pulsar View Road, c. 3/4-1 mi. by road uphill from the base of the hills at the end of Warren Road (very short dirt road); c. 1 mi. airline NE of Juniper Flats Road. Approx. 0.9 mi. airline SW of Mt. Rudolph (measured from BM 'Nelson'). 610 Comment
  UCR246587  Clematis pauciflora A. C. Sanders 2012-3-22 39985 Riverside Peninsular Range; Temescal Valley, foot of Santa Ana Mtns., SE of intersection of Glen Eden Rd. and I-15 Frontage Rd., south of Corona (Lee) Lake 378 Comment
  RSA562607  Cleome isomeris Steve Boyd, K. A. Boyd 1993-2-21 7719 Riverside Santa Ana Mountains, southeast of lake Elsinore. main Divide Road (6S07) just northward of private residence at Morell Potrero. 915 Comment
  CSUSB737  Coldenia plicata I. S. Singh 1972-4-21 S. N. Riverside Route 2, Thermal roadside, near Willits and Newcomb Citrus Nursery. Comment
  PASA999  Collinsia bicolor M. Stason, F. Brubaker 5/30 209 Riverside St. John's Grade Comment
  RSA0117441  Collinsia concolor Daphne K. Christopher, H. Stevens, Z. Princip 2003-4-9 132 Riverside Near Hermano Road, off Hwy. 15, Indian Truck Trail exit. On main gravel road heading away from ranch entrance and private residence driveways. 377 Comment
  SD143712  Collinsia concolor Andy C. Sanders, P. MacKay, T. Thomas, O. Clarke 1997-5-4 20667 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
  UC1537416  Collinsia concolor Gordon H. True Jr. 1935-3-11 64 Riverside Sycamore Canyon; Box Springs 365 Comment
  UCR193134  Collinsia concolor A. C. Sanders, Tim Thomas 2008-6-20 35529 Riverside Peninsular Range; San Jacinto Mtns., May Valley area, at spring with trough, along dirt road (May Valley Rd.) c. 1.5 mi. ENE of Keenwild, 0.5 mi. NW of FS Rd. 5S05 1610 Comment
  VVC2874  Collinsia concolor Tim Thomas, P. J. MacKay 2010-4-12 5027 Riverside San Bernardino Mtns, Whitewater River; Mouth of Catclaw Flat, at the Paw. 878 Comment
  RSA0117417  Collinsia concolor N. C. Cooper 1944-5-20 1290 Riverside Palms to Pines Highway [Hwy. 74], San Jacinto Mountains. 1372 Comment
  UC1608302  Collinsia parryi Steve Boyd and Orlando Mistretta 1992-4-23 7072 Riverside following San Mateo Trail upstream to confluence with Bluewater Canyon (along San Mateo Creek from Riverside County line, San Mateo Canyon Wilderness Area, Southern Santa Mts); Southern Santa Ana Mts., San Mateo Canyon Wilderness Area 243 Comment
  CLARK-A1528-3911  Colubrina californica John C. Roos 1967-11-11 Riverside Chuckwalla Mountains Comment
  SEINET12211155  Colubrina californica W. Knight, Knight, I.; Waynon, K.; Vale, J. 1983-1 5515 Riverside Eagle Mountains, on Power Line Road 381 Comment
  UCR41565  Condalia globosa var. pubescens A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6042 Riverside Chuckwalla Bench, W side of Chuckwalla Mtns, 9 miles south of Hwy I-10 on the Gasline Road, 2 mi. airline south of the Model Mine 579 Comment
  HSC85248  Conium maculatum Steve Boyd 1986-4-22 1727 Riverside Temescal Canyon: Walker Canyon area, where Alberhill Creek (=Temescal Creek) flows between Alberhill Mtn. and Gavilan Hills. Comment
  SD239711  Convolvulus simulans John F. Green 2008-4-17 408 28 Riverside Peninsular Range: Perris-Aguanga Valley; powerline route south of Perris, near McLaughlin Road, between Murrieta Road and Goetz Road (Romoland 7.5'Q) 441 Comment
  UCR250195  Convolvulus simulans A. C. Sanders 2014-4-22 41040 Riverside Peninsular Range, Lake Elsinore area, Baker St. c. 0.75 km north of Hwy 74 405 Comment
  CAS-BOT-BC285929  Conyza bonariensis F. A. Billings 1924-5-1 s.n. Riverside Santa Ana Wash, near Redlands Comment
  RSA702048  Conyza canadensis Scott D. White, Angelia Carey 2004-9-16 10757 Riverside San Jacinto Mountain foothills: Indian Creek watershed, above confluence w/ San Jacinto River. Former homestead area with persisting pond (cattle pond?) & adj. wetlands and seep. 579 Comment
  UCR166078  Conyza canadensis John F. Green 2005-2-10 s.n. Riverside Perris-Aguanga Basin, Moreno Valley; N of the 60 Fwy, NW block at intersection of Lasselle St and Ironwood Ave 573 Comment
  POM48905  Cordylanthus nevinii Philip A. Munz, I. M. Johnston 1924-7-27 8755 Riverside Dark Canyon, San Jacinto Mts. 1829 Comment
  RSA0018449  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Ryan Parker 2010-6-15 1310 Riverside San Bernardino National Forest: Rouse Ridge, approximately 3 air miles southeast of junction of Highway 74 and forest service road 5S15. 1063 Comment
  RSA388397  Cordylanthus rigidus subsp. setiger Robert F. Thorne, Steve D. Boyd, Earl Lathrop 1985-7-18 61201 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon.Santa Rosa Island. W side of Tecolote Canyon, just S of Smith Highway. 535 Comment
  UC1523633  Cordylanthus rigidus subsp. setiger Robert F. Thorne, Steve Boyd, and Earl Lathrop 1985-7-18 61201 Riverside Cole Canyon Santa Rosa Plateau, Nature Conservancy Reserve 535 Comment
  CAS-BOT-BC287882  Coreopsis californica A. C. Sanders; K. Rose 1995-4-5 16357 Riverside San Bernardino Mts/Coachella Valley: S of Mission Creek and E of Highway 62 700 Comment
  UC494746  Coreopsis californica var. californica Philip A. Munz and C. L. Hitchcock 1932-4-9 12224 Riverside 10 mi se White Tanks; East Riverside Comment
  UCD131009  Coreopsis douglasii Geoffrey Levin 1975-4-26 478 Riverside Mayhew Canyon Wash 1.5 mi. SE of Glen Ivy on Highway 71. Pacific Slope Drainage Area. 335 Comment
  CAS-BOT-BC101306  Corethrogyne filaginifolia Frank W. Peirson 1924-7-28 5017 Riverside Pine Flats Camp, San Jacinto Mts. 1798 Comment
  POM356162  Corethrogyne filaginifolia Albert J. Perkins 1916-9-2 s.n. Riverside Idylwild Comment
  SD239607  Corethrogyne filaginifolia A. C> Sanders 2010-11-18 38690 Riverside Peninsular Range: western Gavilan Hills; eastern edge of Corona, north end of radio tower ridge, 1.85 miles NNE (25a^z) of El Cerrito, 1 mile SSE (143a^z) of Home Gardens, just east of large rock quarry (Corona South 7.5'Q) 398 Comment
  UC1605404  Corethrogyne filaginifolia Steve Boyd 1994-10-14 8401 Riverside San Mateo Canyon n Tenaja Canyon (along Fisherman's Camp Trail); Southern Santa Ana Mountains, Cleveland NF, San Mateo Canyon 451 Comment
  UCSB6469  Corethrogyne filaginifolia Kamb, Peter 1949-10-30 Riverside Hall Canyon, San Jacinto Mts. 1645 Comment
  RSA615554  Cornus glabrata A. C. Sanders, T. Tennant, A. Sanders 1997-11-14 21596 Riverside San Bernardino Mtns: Morongo Idian Reservation, W end of Burro Flats. 1159 Comment
  SD143944  Cornus glabrata A. C. Sanders, T. Tennant 1997-11-14 21596 Riverside San Bernardino Mountains; Morongo India Reservation, west end of Burro Flats. 1159 Comment
  POM223247  Cornus nuttallii M. Canby 1936-5-3 s.n. Riverside North Fork of San Jacinto River above Fuller Mill Creek. Comment
  UCR182431  Cotula coronopifolia Mitch Provance 2005-5-17 6590 Riverside Warm Springs Valley, Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, c. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site 421 Comment
  UCR220125  Crassula aquatica D. E. Bramlet 1992-4-3 2204 Riverside Perris-Aguanga Basin Region, 7.5 km SW of Hemet, just east of California Ave and c. 100 m north of the ATSF RR tracks, NE of the intersection of California Ave. and Marvin Hull Road and c. 300 m west of the MWD Canal 453 Comment
  UCR222299  Crassula aquatica R. F. Thorne, E. W. Lathrop, Steve Beckstrom-Sternberg, B. Martin 1982-1 55210 Riverside Peninsular Ranges; Santa Ana Mountains, SW of Murrieta, Santa Rosa Plateau, Mesa de la Punta near south edge of plateau, approached by De Luz Rd. 579 Comment
  UCR281094  Crassula aquatica Mitch Provance, John Hazlett, Matt K. Beyers 2017-4-19 417- 51 Riverside Menifee Valley, Menifee, about 0.5 miles south of Sun City, and 0.5 miles west of Romoland, SW corner of Lazy Creek Rd. and Murrieta Rd. 431 Comment
  SBBG55786  Crassula connata D. Keil, M. McLeod 1977-3-26 12014 Riverside Hwy 71, 8 mi NW of Lake Elsinore St Recreation area 365 Comment
  CLARK-A1656-744  Crassula erecta Theo Glenn 1979-3-4 Riverside Snow Creek Comment
  RSA717467  Crassula erecta Scott D. White 2006-4-27 11306 Riverside Perris Basin/San Jacinto Mtn Foothills: Santa Rosa Hills, S. of Hemet. 549 Comment
  UCR157768  Crassula tillaea T. B. Salvato, A. C. Sanders 2005-5-17 922 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
  SD253431  Cressa truxillensis Mitch Provance 2013-6-16 613 19 Riverside Santa Ana River Valley: City of Riverside, Arlanza neighborhood, Foothill Elementary School on Wells Avenue, ca. 0.4 mile west of Van Buren. 226 Comment
  CAS-BOT-BC181569  Crossosoma bigelovii Annie M. Alexander; Louise Kellogg 1941-4-24 2074 Riverside Gorge of Dry Morongo Creek, Morongo Valley 640 Comment
  GMDRC2042  Crossosoma bigelovii J. Andre 2006-4-26 6756 Riverside Little San Bernardino Mountains: Joshua Tree National Park: Long Canyon, approx. 2.3 mi. S. of NE corner (boundary) of park Near 34.06072 deg. N 116.44711 deg. 43681' W. Elev. 3463 ft. 1056 Comment
  JOTR37743  Crossosoma bigelovii Hodges, Stephen, Aliya Ingersoll 2016-2-24 657 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Upper Long Canyon Comment
  SBBG72296  Crossosoma bigelovii H. and M. Dearing 1939-11-12 4022 Riverside Morongo Pass Comment
  RSA480576  Croton californicus N. C. Cooper 1944-4-21 1142 Riverside Banning 701 Comment
  SBBG119149  Croton californicus M. Sripracha, K. Boyd 2004-2-14 5 Riverside Snow Crk, ca. 25 m from Snow Crk Rd, ca. 0.7 km S of St Hwy 111 352 Comment
  UCR21936  Croton californicus Steve Boyd 1980-5-11 244 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
  UCR41370  Croton californicus N. M. Fellows 1985-1-5 63 Riverside San Jacinto Mtns, Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn., 1 mi west of Snow Creek Village 506 Comment
  RSA0020313  Croton californicus var. mohavensis D. W. Stevens 1982-4-20 s.n. Riverside ~1 mi east of Devers Substation ~2 mi north of I-10. Comment
  SD229138  Croton setiger Dick Schwenkmeyer 2012-10-16 934 Riverside Approx. 2 mi. south of U.S. Highway 10 at Cabazon. 505 Comment
  OBI23315  Cryptantha Robert F. Hoover 1969-4-11 11217 Riverside Mouth of Morongo Valley Cyn Comment
  RSA773183  Cryptantha Duncan S. Bell, Joy England 2010-5-27 1135 Riverside San Bernardino National Forest: Garner Valley, approximately 1 air mile southeast of junction of forest service road 6S04 and forest service road 6S13. Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 1354 Comment
  UCR193874  Cryptantha A. C. Sanders, Mitch Provance 2008-7-11 35820 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek along trails in vicinity of junction of South Ridge and Coldwater Trails, 1.25 mi. NE of Mountain Center, c. 3/4 mile NE of Keenwild Fire Station 1475 Comment
  JOTR31768  Cryptantha angustifolia Andre, Jim, Tasha La Doux 2009-3-10 11236 Riverside Joshua Tree National Park. South end of the Cottonwood Mountains, near Pinkham Wash just north of aquaduct just inside park boundary; approx. 7mi west of south entrance 541 Comment
  RSA353601  Cryptantha angustifolia R. F. Thorne 1978-4-23 52033 Riverside Chino Canyon Comment
  SBBG6239  Cryptantha angustifolia H. and M. Dearing 1942-4-3 4852 Riverside near Desert Center 518 Comment
  SEINET3083658 Image available Cryptantha angustifolia Robert F. Thorne, Drs. Fosberg, Sachet, & Herbst 1983-4-23 55469 Riverside San Bernardino Mts: Side-canyon on W side of Whitewater canyon, ca 3.3 mi N of Whitewater Post Office 594 Comment
  UCR196109  Cryptantha angustifolia Jim Andre, T. La Doux 2006-4-11 8141 Riverside S Mojave Desert, Joshua Tree National Park, along Pinto Basin Road (paved) through Wilson Canyon at Fried Liver Wash 858 Comment
  UCR214415  Cryptantha angustifolia A. C. Sanders, Richard Dwerlkotte 2010-3-22 37503 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 2 mi. SE of Sidewinder Well, south of Palen Dry Lake, SW of Palen Mtns. 142 Comment
  JOTR30797  Cryptantha barbigera La Doux, Tasha 2008-2-4 1818 Riverside Joshua Tree National Park. Hexie Mountains, Porcupine Wash. Near road leading to Cottonwood. 745 Comment
  UCR41595  Cryptantha barbigera A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6116 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  GMDRC2333  Cryptantha barbigera var. fergusoniae J. Andre 2006-4-6 8148 Riverside Little San Bernardino Mountains: Joshua Tree National Park: approx 50 m. N. of Keys View Parking area. Elev. 5094 ft. 1553 Comment
  POM368351  Cryptantha circumscissa Christopher Davidson 1973-4-19 1997 Riverside Joshua tree Natl. Monument, various sites along the road, 1-10 miles s of Joshua tree 1220 Comment
  UCR127341  Cryptantha corollata A. C. Sanders, T. B. Salvato, Mitch Provance 2003-4-4 25845 Riverside San Bernardino/Santa Ana River Valley Region, Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope 421 Comment
  CAS-BOT-BC218860  Cryptantha costata Lewis S. Rose 1938-2-1 38013 A Riverside Palowalla (30 miles e.of Desert Center) 121 Comment
  JOTR33865  Cryptantha costata La Doux, Tasha, A. Miller and G. Clifton 2009-4-9 3057 Riverside Joshua Tree National Park. north eastern tip of Eagle Mountains; sandy fans leading to Pinto Wash 357 Comment
  RSA79572  Cryptantha costata F. W. Peirson 1918-03 5798 Riverside Irrigated field near Indio. Comment
  SD240918  Cryptantha costata A. C. Sanders 2010-3-23 37535 Riverside Sonoran (Colorado) Desert: Chuckwalla Valley, at SW foot of Palen Mountains (Sidewinder Well 7.5'Q) 130 Comment
  JEPS22601  Cryptantha dumetorum Francia Chisaki and Peter M. Ray 1952-4-6 2199 Riverside ca. 0.25 mi. w. Cottonwood Springs (Joshua Tree Nat'l Monument); Joshua Tree Nat'l Monument Comment
  UCR52257  Cryptantha holoptera Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2221 Riverside Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  POM280807  Cryptantha intermedia Henry J. Ramsey, Henry J. Ramsey 1940-3-15 s.n. Riverside Aguanga. (north of Riverside Co.) Comment
  RSA650993  Cryptantha intermedia C. S. Papp 1964-5-3 455 Riverside Canyon Crest Hills, at Riverside. Comment
  RSA772527  Cryptantha intermedia Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4433 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 W116.64307 487 Comment
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Oct 4 2013
  SD240921  Cryptantha intermedia A. C. Sanders, Matthew Malle 2010-4-23 37999 Riverside Peninsular Range: Menifee Hills, south of Sun City, south side of Bundy Canyon Road at intersection with Murrieta Road (Romoland 7.5'Q) 518 Comment
  UC857161  Cryptantha intermedia I. W. Clokey 1935-4-18 6861 Riverside Gavilan mesa Gavilan 700 Comment
  UCD119837  Cryptantha intermedia A. A. Beetle 1940-1 s.n. Riverside near Sage. Comment
  UCR241818  Cryptantha intermedia A. C. Sanders, Timothy W. Chumley 2013-4-2 40750 Riverside Peninsular Range, Temescal Canyon between Horsethief Canyon Rd. and Hostettler Rd., above I-15 Fwy, SE of Corona (Lee) Lake 396 Comment
  UCR275276  Cryptantha intermedia T. B. Salvato, Gregg Miller 2005-6-7 1458 Riverside Peninsular Range, Gavilan Hills, Lindell (Stovepipe) Road north of Snake Road, c. 4.5 miles north-northwest of Lake Elsinore 640 Comment
  RSA650992  Cryptantha intermedia C. J. Humphrey, H. Humphrey 1936-6-6 373 Riverside Probably from Riverside Comment
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Dec 15 2011
  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
  RSA617205  Cryptantha maritima L. C. Wheeler 1953-3-31 7038 -b Riverside North slope at foot of limestone face which concentrated water by its runoff. Comment
  RSA681028  Cryptantha maritima Scott D. White, Michael Honer 2003-5-14 9281 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (= Superior ) Gypsum Mine. 76 Comment
  UCR148863  Cryptantha maritima 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
  UCR38137  Cryptantha maritima J. M. Stewart 1985-3-16 s.n. Riverside Sonoran (Colorado) Desert/Santa Rosa Mtns., Santa Rosa Mtns., Agua Alta Canyon off Martinez Canyon 732 Comment
  RSA0107473  Cryptantha micrantha Duncan S. Bell, Amanda Turek 2009-3-29 151 Riverside Collecting in the large western drainage of the Arica Mountains, within the Palen/McCoy wilderness area. 434 Comment
  UCR50418  Cryptantha micrantha var. lepida L. F. Lapre, S., S. J. Myers 1988-2-18 s.n. Riverside Peninsular Range, 1/2 mi. SE of Tule Springs within boundaries of Anza-Borrego State Park 1131 Comment
  UC1979567  Cryptantha microstachys Darin L. Banks, Steve Boyd 1995-5-9 0403 Riverside Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. Comment
  UCR160322  Cryptantha microstachys Steve Boyd 1992-4-14 6825 Riverside Peninsular Ranges; Santa Ana Mtns Region, San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail 793 Comment
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Jul 5 2010
  UC64399  Cryptantha muricata H. M. Hall Jun 1901 2052 Riverside vicinity Chalk Hill; San Jacinto Mountains 1524 Comment
  HSC3583  Cryptantha muricata var. jonesii C. L. Hitchcock 1966-3-15 24157 Riverside 1 mi. E of Glen Ivy Hot Springs Comment
  SBBG53352  Cryptantha muricata var. jonesii J. Zabriskie 1975-3-26 Riverside Santa Rosa Mtns Comment
  SEINET269546  Cryptantha nevadensis John Wear 1995-3-22 Riverside Colorado Desert: Wash along Eagle Mountian Road N of I-10 near Desert Center Comment
  UCR38134  Cryptantha pterocarya var. cycloptera J. M. Stewart 1985-3-16 s.n. Riverside Sonoran (Colorado) Desert/Santa Rosa Mtns., Santa Rosa Mtns., Agua Alta Canyon off Martinez Canyon 732 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
  JOTR35146  Cryptantha racemosa La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 3258 Riverside Joshua Tree National Park. West Cottonwood Mountains; bouldery side canyon leading into southeast Pinkham Wash (Stop 4) Comment
  POM72504  Cryptantha racemosa Marcus E. Jones 1906-4-26 s.n. Riverside Indio Comment
  RSA80749  Cryptantha racemosa F. W. Peirson 1927-4-12 7170 Riverside Painted Canyon, near Mecca Comment
  RSA771788  Cryptantha utahensis Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4765 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65120 604 Comment
  RSA502188  Cucurbita foetidissima Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-11 3714 Riverside Vail Lake area, sandy wash draining into Wilson Creek at E end of lake. Comment
  UCR252229  Cucurbita foetidissima Marissa Manahan 2011-5-28 s.n. Riverside Box Springs Mtns., Riverside 462 Comment
  JOTR35025  Cucurbita palmata La Doux, Tasha, A. Miller, T. Vaughn, A. Johnson 2007-10-25 3106 Riverside Joshua Tree National Park. Pinto Basin, along Old Dale Road Comment
  RSA488714  Cuscuta californica James L. Reveal 1972-8-9 2867 Riverside along California Highway 243, 6.5 miles northwest of the Alandale Ranger Station, about 0.5 miles south of Bay Tree Spring near the trail to Black Mountain. Comment
  UCR35150  Cuscuta californica var. papillosa L. B. Ziegler 1972-6-10 480 Riverside San Jacinto Valley, [Santa Rosa ] hills on south side of valley (W of Ramona Bowl) Comment
  POM188621  Cuscuta ceanothi L. C. Wheeler 1933-12-1 2284 Riverside San Gorgonia Wash at S. P. RR, San Gorgonio Pass. 640 Comment
  POM222642  Cycloloma atriplicifolium L. C. Wheeler 1932-7-9 938 Riverside Santa Ana River at Chino Creek. 152 Comment
  RSA77261  Cyclospermum leptophyllum O. F. Clarke 1953-4-3 s.n. Riverside Grounds of Citrus Experiment Station. Comment
  JEPS66873  Cylindropuntia bigelovii W. L. Jepson 1914-5-18 6033 Riverside n Indio; Colorado Desert, County Well 152 Comment
  JOTR31921  Cylindropuntia bigelovii La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2163 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; west Pinkham Wash, west of Pinkham Canyon Road; sandy gravel flats near road Comment
  UCR188893  Cyperus difformis Fred M. Roberts, S. Leatherman 2007-9-19 6597 Riverside Santa Ana Canyon, Santa Ana River, across from Green River Golf Course, 0.15 km W of Green River Road bridge 128 Comment
  RSA522110  Cyperus eragrostis Steve Boyd, Timothy S. Ross 1989-8-28 3803 Riverside Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east. 442 Comment
  SBBG59187  Cyperus odoratus S. B. Parish 1891-11-3 Riverside Elsinore Lake Comment
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Aug 8 2010
  RSA797251  Cystopteris fragilis R. F. Thorne, Walter Wisura 1977-9-17 50789 Riverside San Jacinto Mountain: Long Valley to Round Valley along trail to summit. 2591 Comment
  CAS-BOT-BC334204  Dalea O. F. Clarke 2010-2-20 s.n. Riverside Peninsular Range: Riverside. O.F. Clarke residence, 266 Frost Court, east edge of UCR campus 351 Comment
  RSA404177  Dalea mollis Christopher Davidson 1979-4-4 7708 Riverside Orocopia Mountains: Box Canyon on Box Canyon Road, 5.9 miles E of Mecca 305 Comment
  RSA498343  Dalea mollis Robert M. Perkins, H. de Forest s.n Riverside N. of Blythe, Along Col. river 85 Comment
  UC218191  Dalea mollis P. A. Munz and D. Keck Apr 9 1922-Apr 12 1922 4870 Riverside vicinity of Corn Springs; Colorado Desert, Chuckwalla Mts. 457 Comment
  RSA23219  Dalea mollissima Ernest Braunton 1940-4-3 2011 Riverside 25 miles Northeast of Indio. Comment
  UCR244445  Datura discolor Jim Andre 2012-4-16 20899 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  CAS-BOT-BC229032  Datura wrightii T. B. Salvato; Richard Camacho 2011-6-12 5483 Riverside Peninsular Range: Temescal Canyon, N/S trending wash that extends from Temescal Canyon Road near the west end of Lee (Corona) Lake, south under the Hwy 15 overpass about 0.25 miles 372 Comment
  UC1069514  Deinandra fasciculata A. Lewis 1934-5-1 446 Riverside Head Wild Horse Canyon; Elsinore Quadrangle Comment
  CAS-BOT-BC294107  Deinandra kelloggii A. C. Sanders 1993-5-17 14063 Riverside Hemet, S side of Florida Ave. (Hwy 74) on the E side of California Ave. 460 Comment
  SD134525  Deinandra kelloggii Craig Reiser 1988-6-20 Riverside North Mountain, east of San Jacinto Comment
  SD233742  Deinandra kelloggii A. C. Sanders, Kelly Volansky 2003-10-16 27348 Riverside Moreno Valley: lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. Alluvial slopes and low hills cut by sandy washes. 534 Comment
  SD187346  Deinandra paniculata R. e. Riefner Jr. 2007-6-16 07 263 Riverside Hemet, Bautista Canyon, 2.8 miles east of Fairview Ave. on Bautista Rd. 693 Comment
  SD234298  Deinandra paniculata R. E. Jr. Riefner 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
  UCD131168  Deinandra paniculata A. C. Sanders 2004-6-30 28397 Riverside Perris-Aguanga Surface/Menifee Valley Region: Paloma Valley, 1 mile east of Murrieta Road and 1 mile north of Bundy Canyon Road, ca. 5 miles due soutn of Sun City. 470 Comment
  UCR266425  Deinandra paniculata D. E. Bramlet, Bill Wagner 2009-10-19 4402 Riverside Peninsular Range, Riverside, Sycamore Canyon Reserve, c. 0.5 km north of Allesandro Blvd., west of Sycamore Canyon Blvd., along dirt pole line road 495 Comment
  JEPS5765  Delphinium parishii subsp. parishii D. A. Johansen and J. A. Ewan 1932-4-10 7094 Riverside mouth of canyon above Palm Springs; western Colorado Desert, Tahquitz Canyon Comment
  RSA771032  Delphinium parishii subsp. parishii Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4539 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA757731  Delphinium parryi LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4352 Riverside From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W., Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  LA210351  Delphinium patens subsp. hepaticoideum W. B. Welch; Riverside SAN JACINTO MOUNTAINS Comment
  CAS-BOT-BC82950  Dendromecon rigida A. M. White 1974-6-5 1362 Riverside Indian Road ca. 15 miles west Sun City. 1219 Comment
  RSA563901  Deschampsia danthonioides A. C. Sanders 1993-4-5 13696 Riverside Western edge of Hemet, along S side of Devonshire Ave. between Old Warren and Warren Roads, SW of Tres Cerritos and N of Florida Ave. (Hwy 74)., (Near 33 deg 46'N, 117 deg 03'W) 460 Comment
  UCR201427  Descurainia sophia Scott D. White, Justin M. Wood 2008-6-17 12161 Riverside San Jacinto Mountains, Garner Valley, USFS Kenworthy Station 1402 Comment
  RSA683866  Dicentra chrysantha Scott D. White, Michael Honer 2003-4-4 8954 Riverside Temescal Valley: Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. 366 Comment
  UCR145975  Dicentra chrysantha June Latting 1977-11-6 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos, Snow Creek 488 Comment
  RSA162722  Dicentra ochroleuca John Olmsted 1958-6-10 158 Riverside 7.5 miles SW of Corona on Oak Flat Fire Road (turn S in corona from US onto Lincoln, Santa Ana Mtns, Santa Ana River. 793 Comment
  UCR215508  Dichelostemma capitatum subsp. capitatum Daphne K. Christopher, Hannah I. Stevens 2003-4-3 082 Riverside Peninsular Range, UC Riverside Motte Rimrock Reserve 536 Comment
  RSA501064  Dichelostemma pulchellum var. pulchellum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3181 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  JOTR31223  Dicoria canescens La Doux, Tasha, Alice Miller, G. Clifton 2009-4-9 2007 Riverside Joshua Tree National Park. Eagle Mountains; (Stop 3) sand ramps 432 Comment
  POM123020  Dicoria canescens Marcus E. Jones 1926-6-8 s.n. Riverside Whitewater. Colorado Desert. Comment
  POM202625  Dicoria canescens Marcus E. Jones 1933-12-29 s.n. Riverside Palm Springs. Comment
  UCR113933  Digitaria ischaemum Mitch Provance, A. C. Sanders 2000-7-4 2096 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  RSA774895  Dimorphotheca sinuata Duncan S. Bell, Amber Swanson 2011-2-18 2032 Riverside Coachella Valley area; Edom Hill; along Edom Hill Road near dump; 0.6 road miles from junction of Varner Road and Edom Hill Road. 259 Comment
  CAS-BOT-BC152264  Diplacus clevelandii Steve Boyd 1986-4-22 1757 Riverside Temescal Canyon, just south of Interstate 15 Comment
  RSA0019303  Diplacus puniceus A. C. Sanders 2004-4-20 27534 Riverside Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line. 640 Comment
  SD30509  Distichlis spicata Edith A. Purer 1936-4-6 6879 Riverside Riverside County, vernal pool south of Elsinore Comment
  UCR110914  Distichlis spicata A. C. Sanders, K. C. Rose 1999-6-18 22822 Riverside Domenigoni Valley, upper Warm Springs Creek between Hwy 79 (Winchester Rd.) and Scott Rd., Domenigoni Ranch, south of Winchester 433 Comment
  JEPS3941  Ditaxis claryana Marjorie D. Clary 1933-3-13 Riverside Coral Reef Ranch, Coachella Valley Comment
  RSA13944  Ditaxis lanceolata P. A. Munz 1922-4-9 4883 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  RSA421605  Ditaxis lanceolata I. M. Johnston 1917-4-4 s.n. Riverside Andreas Canon [see my comment at locn B, above -SDW 2004] Comment
  RSA70426  Ditaxis lanceolata F. W. Peirson 1927-4-12 7169 Riverside In Painted Canyon near Mecca. Comment
  VVC2196  Ditaxis lanceolata Tim Thomas 2012-8-23 5868 Riverside Colorado Desert, WNW of Blythe, site of Blythe Solar field, at this time it is scheduled to be destroyed. 134 Comment
  UCR244303  Ditaxis neomexicana Jim Andre 2012-4-15 20856 Riverside Sonoran (Colorado) Desert, west end of Hayfield Dry Lake, 0.3 mi. N. of I-10, 0.4 mi. NE of Jct Hayfield Rd and I-10 395 Comment
  CAS-BOT-BC43654  Dithyrea californica Aven Nelson; Ruth Nelson 1939-3-28 3303 Riverside South of Mecca. Comment
  CHSC35475  Dithyrea californica James Henrickson 1973-3-18 8619 Riverside Ca 37 (air) miles E of Temecula, 9 miles SE of Terwilliger, 3 miles N of San Diego Co. 731 Comment
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Jun 23 2013
  JOTR33801  Dithyrea californica La Doux, Tasha, B. Truesdell 2007-11-9 3299 Riverside Joshua Tree National Park. Pinto Basin; Fried Liver Wash, along Route 11 where the wash crosses the road (STOP1) 532 Comment
  UCR84842  Dithyrea californica A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16142 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  UCR85252  Dithyrea californica A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-19 16186 Riverside Western Colorado Desert, Coachella Valley, Willow Hole, 4 miles south of Desert Hot Springs. 213 Comment
  RSA500531  Dodecahema leptoceras Steve Boyd, Tim S. Ross, L. Arnseth 1989-6-4 3619 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd. 488 Comment
  UCR113633  Downingia cuspidata June Latting 1978-6-4 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, Mesa de Burro 610 Comment
  POM12885  Draba saxosa P. A. Munz 1922-7-7 6043 Riverside Summit of San Jacinto Peak. 3287 Comment
  RSA708420  Draba verna Scott D. White, James Huelsman 2005-2-18 10787 Riverside Anza. Just East of Cary Rd. and N. of Hwy 371. 1143 Comment
  RSA701649  Drymocallis glandulosa Keith E. Hoffmaster 1937-6-6 s.n. Riverside San Jacinto Mountains. Comment
  SDSU13617  Drymocallis glandulosa var. wrangelliana C. Mosse, W. Miller Riverside 316 Comment
  CLARK-A1528-27  Dryopteris arguta Noel Wallace 1937-8-15 BS 16 Riverside Box Springs Mountains Comment
  UC115215  Dudleya lanceolata Charlotte M. Wilder 1905-6-1 584 Riverside near Riverside (Jurupa Hills) Comment
  UCR41401  Dudleya saxosa N. M. Fellows, A. C. Sanders 1985-5-7 190 Riverside San Jacinto Mountains, Oasis de los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mountains, 1 mi west of Snow Creek Village 488 Comment
  CAS-BOT-BC109609  Dudleya saxosa subsp. aloides Philip A. Munz 1937-5-31 15119 Riverside Anza Tablet, head of Coyote Canyon, southwest Riverside county. 1066 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
  CLARK-A1045-107  Dyssodia porophylloides George K. Helmkamp 1977-3-20 Riverside Deep Canyon area above Deep canyon; Palm Desert 15'Q Comment
  SEINET8060012 Image available Echinocactus polycephalus var. polycephalus Michael Chamberl 1990-1-8 10 Riverside 1/4mi down Hayfield Rd. south of I-10 500 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
  VVC2322  Echinochloa crus-galli Tim Thomas 2011-10-17 5521 Riverside Sonoran Desert, Ford Dry Lake off ramp just N of I 10 in drainge channel at edge of Lake. 108 Comment
  CAS-BOT-BC112739  Eleocharis geniculata Frederick Morris Reed 1904-7-31 s.n. Riverside Banks of Santa Ana River above Salt Lake Bridge. Comment
  UC839385  Eleocharis geniculata W. R. Dudley 1903-12-26 Riverside Palm Canyon Comment
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Nov 13 2016
  UCR220323  Eleocharis macrostachya D. E. Bramlet 1992-4-3 2207 Riverside Perris-Aguanga Basin Region, 7.5 km SW of Hemet, just east of California Ave and c. 100 m north of the ATSF RR tracks, NE of the intersection of California Ave. and Marvin Hull Road and c. 300 m west of the MWD Canal 453 Comment
  UCR59673  Eleocharis montevidensis Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3548 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake area, pond and freshwater marsh in Kolb Creek, just south of the lake Comment
  UCR174252  Elymus condensatus A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32500 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
  JOTR30223  Elymus elymoides subsp. elymoides Leary, C. and Leary, Pat 1979-5-5 2980 Riverside Joshua Tree National Park. Near lower Covington Flat, Joshua Tree N.M., T2S R7E sec 6 Comment
  UC38180  Elymus elymoides subsp. elymoides H. M. Hall 1897-8-11 821 Riverside Lake Surprise San Jacinto Mountains (shores) 2499 Comment
  UC38215  Elymus glaucus H. M. Hall July, 1901 2253 Riverside Box Springs San Jacinto Mountains 1615 Comment
  UCR132910  Elymus triticoides John Wear 1998-7-8 s.n. Riverside San Jacinto Mtns., Pine Meadow in eastern Garner Valley, R-Ranch, just east of Hwy 74, between Gold Hill and Thomas Mountain 1402 Comment
  POM10398  Emmenanthe penduliflora Charlotte M. Wilder 1904-5-14 159 Riverside Wilders Canyon, Jurupa Hills, Comment
  UCR107412  Emmenanthe penduliflora B. G. Pitzer 1997-3-23 2964 Riverside Perris-Aguanga Basin Region, Lakeview Mtns, c. 1 air mi. SSW of Mt. Rudolph, along powerline road 0.3 mi. east of Contour (Juniper Flats) Rd. 610 Comment
  UCR896  Emmenanthe penduliflora J. E. Dimitman 1957-5-18 s.n. Riverside San Jacinto Mtns., Bautista Canyon 915 Comment
  SEINET12279715  Emmenanthe penduliflora J. Bright, Wyman, C. 1933-1 8080 Riverside between Radio and Palm Springs Comment
  UC1929885  Encelia actoni Scott D. White, Michael Honer 2003-5-13 9251 Riverside SAN BERNANDINO MOUNTAINS: Whitewater Canyon, ca. 2 miles north of Bonnie Bell. (Whitewater) Comment
  JEPS34116  Encelia farinosa I. W. Clokey and B. C. Templeton 1930-4-9 4687 Riverside n of Palm Springs; Colorado desert 170 Comment
  RSA570254  Encelia farinosa Steve Boyd, Timothy S. Ross, W. Appleby 1993-3-20 7888 Riverside Southern end of Cadiz Valley, just east of the Coxcomb Mountains and northwest of the Granite Mountains, west edge of Highway 177, just south of intersection with Highway 62. 400 Comment
  RSA695714  Encelia farinosa Keith E. Hoffmaster 1933-4-13 s.n. Riverside Palm Springs. Comment
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Aug 27 2011
  RSA771033  Encelia farinosa Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4540 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SD229088  Encelia farinosa Dick Schwenkmeyer 2013-6-11 911 Riverside Approx. 1.5 miles north od highway 74 and Royal Carrizo Road intersection. 854 Comment
  UCD131210  Encelia farinosa F. R. Lawson 1929-12-12 XII- 2 Riverside Mecca. Comment
  UCD131215  Encelia farinosa R. L. Smith 1948-3-24 s.n. Riverside Foot of Andreas Canyon. Comment
  UCR167364  Encelia farinosa John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, NNE of Rancho Dos Palmas, between Coachella Canal siphons 28 and 29 24 Comment
  UCR275138  Encelia farinosa David Fraker, Aaron C. Sedgwick 2012-4-4 064 Riverside Sonoran (Colorado) Desert, south of Joshua Tree National Park, north of Hwy I-10 on powerline road, 0.5 mi west of Cottonwood Springs Road 522 Comment
  POM289849  Encelia farinosa var. farinosa Lyman Benson 1933-3-31 4157 Riverside US 66 [US 60], Palm Springs. Mt. Range San Jacinto. 305 Comment
  POM7902  Encelia farinosa var. phenicodonta P. A. Munz, R. D. Harwood 1920-4-2 3568 Riverside Colorado Desert, near Blythe. 152 Comment
  CAS-BOT-BC131427  Encelia frutescens Mrs. E. C. Van Dyke 1928-7-1 s.n. Riverside Near Idyllwild, along road Comment
  RSA0050255  Encelia frutescens J. M. Andre 2013-3-27 24845 Riverside along Wilson River Crossing Rd, 0.8 mi. east of Hwy 95, 12.4 mi. south of Vidal Jct 114 Comment
  SBBG119451  Encelia frutescens A. C. Sanders 1989-9-19 9494 Riverside along Ridge Rd; Chocolate Mtns Aerial Gunnery Range 457 Comment
  UCR104016  Encelia frutescens George K. Helmkamp 1998-4-4 3132 Riverside Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd) 457 Comment
  CAS-BOT-BC409252  Ephedra Lester Rowntree 1934-3-24 s.n. Riverside Morongo Valley Comment
  JEPS49123  Ephedra W. L. Jepson 1928-4-23 12566 Riverside Cottonwood Spring Colorado Desert, Eagle Mts., Cottonwood Spring 731 Comment
  SD229015  Ephedra aspera Dick Schwenkmeyer 2013-6-11 915 Riverside Carrizo Creek camp, approx. 1.5 north of highway 74 and Royal Carrizo Road intersection. 890 Comment
  UC1093993  Ephedra californica Lewis S. Rose 1955-3-14 55028 Riverside 3 mi se of Palm Springs Station (Whitewater Wash); Whitewater Wash 304 Comment
  JOTR31178  Ephedra nevadensis La Doux, Tasha, G. Clifton 2009-5-14 1976 Riverside Joshua Tree National Park. (Stop 1)Little San Bernardino Mountains, Upper Covington Flats, west of trail head 1474 Comment
  LA212421  Ephedra nevadensis A. L. Haines; 1951-5-20 5150 Riverside Pines to Palms Hwy. 1158 Comment
  SD27998  Ephedra trifurca Carl B. Wolf 1932-4-29 Riverside 3 miles south of Rice on Blythe Road 214 Comment
  UCR159203  Epilobium brachycarpum A. C. Sanders, Kelly Volansky 2005-8-31 31579 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  UCR35213  Epilobium canum L. B. Ziegler 1967-8-30 233 Riverside San Jacinto Mtns., Upper Strawberry Valley under Lily Rock. 1982 Comment
  CAS-BOT-BC171727  Epilobium canum subsp. latifolium Carl B. Wolf 1940-10-31 9759 Riverside Colorado Desert, Cottonwood Springs, Eagle Mts. 289 Comment
  RSA356607  Epilobium canum subsp. latifolium Robert F. Thorne 1966-10-15 41818 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway. Comment
  RSA38400  Epilobium canum subsp. latifolium P. A. Munz 1946-10-20 11583 Riverside Cottonwood Springs; Joshua Tree National Monument. 1098 Comment
  UCR90591  Epilobium ciliatum Scott D. White 1995-6-29 3408 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  UCR159202  Epilobium densiflorum A. C. Sanders, Kelly Volansky 2005-8-31 31578 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  SBBG60209  Epilobium oregonense R. Hoffmann 1929-9-6 Riverside Tahquitz Valley 2438 Comment
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Sep 7 2011
  POM19842  Epipactis gigantea Mary F. Spencer 1923-7-20 2248 Riverside Idyllwild, San Jacinto Mountains. 1646 Comment
  POM48356  Epipactis gigantea Philip A. Munz, I. M. Johnston 1924-7-27 8793 Riverside Dark Canyon, San Jacinto Mountains 2134 Comment
  RSA612920  Equisetum arvense L. C. Wheeler 1931-10-4 214 Riverside San Jacinto Mts. Strawberry valley 1554 Comment
  POM11158  Equisetum laevigatum Philip A. Munz 1922-6-23 5770 Riverside Keen Camp, San Jacinto Mountains 1524 Comment
  RSA684674  Equisetum laevigatum Gale Sphon 1955-5-22 s.n. Riverside Hemet Meadow. Comment
  RSA684644  Equisetum telmateia var. braunii H. Twining 1890-04 s.n. Riverside Riverside 240 Comment
  UC1100242  Eragrostis mexicana subsp. virescens Malcolm A. Nobs and S. Galen Smith 1948-9-3 487 Riverside 2 mi n Indio (Citrus grove); Imperial Valley Comment
  UCR113926  Eragrostis pectinacea Mitch Provance, A. C. Sanders 2000-7-4 2080 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  CAS-BOT-BC284071  Eragrostis pectinacea var. pectinacea Lewis S. Rose 1957-1-3 57008 Riverside La Quinta 15 Comment
  JEPS68601  Eremalche exilis S. B. and W. F. Parish March, 1881 99 Riverside borders of Colorado Desert at Agua Caliente; Colorado Desert Comment
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Oct 27 2014
  UC64037  Eremalche exilis H. M. Hall 1898-3-6 871 Riverside Point of Rocks near Riverside Comment
  UCR139383  Eremalche exilis I. M. Johnston 1917-4-4 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Palm Canyon 427 Comment
  UCR26781  Eremalche exilis A. C. Sanders 1982-3-30 2442 Riverside Sonoran (Colorado) Desert, Palm Desert, Monterey Avenue, c. 0.1 mi. south of Country Club Drive, opposite Sagewood Drive. 122 Comment
  RSA776144  Eremalche rotundifolia Duncan S. Bell, Amanda Turek 2010-4-10 839 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
  CAS-BOT-BC160064  Eremothera boothii subsp. condensata F. H. Billings 1926-2-1 31 Riverside Near Indio Comment
  UC68568  Eremothera boothii subsp. condensata H. M. Hall 1905-4-24 5888 Riverside Chuckawalla Bench Colorado Desert Comment
  UCSB4374  Eremothera boothii subsp. condensata Atsatt, Pete 1958-3-22 Riverside 7 miles east of Desert Center, on highway 60 & 70, south side of hw Comment
  UCSB4377  Eremothera boothii subsp. condensata Krogen, Roger 1957-1 Riverside Under bridge 26 mi. E of Indio on HYW 60-70 Comment
  UCR279339  Eremothera chamaenerioides A. C. Sanders, Jim Malusa 2017-3-23 42951 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 3 miles east of Iris Pass 854 Comment
  UC23525  Eriastrum densifolium subsp. austromontanum H. M. Hall July, 1901 2384 Riverside San Jacinto Mountains; s side 1584 Comment
  SDSU3046  Eriastrum densifolium subsp. elongatum S. J. Banrhart 1966-4-24 Riverside 1 mile east of McAllister Street along the Metropolitan Water Co. Utility Road (Dirt). which is 1.5 miles south-east of the intersection of McAllister Street and Victoria Avenue. 457 Comment
  UC1051493  Eriastrum diffusum subsp. coachellae Herbert L. Mason 1952-4-7 14214 Riverside Palm Springs Palm Canyon. Comment
  RSA0043046  Eriastrum eremicum Duncan S. Bell, Loraine Washburn 2014-4-8 6578 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1.25 air miles north northeast of Clemens Well/Bradshaw Trail. 356 Comment
  RSA0120672  Eriastrum harwoodii David Gowen 2008-3-25 822 Riverside Sand dunes about 3 miles south of Rice. Comment
  OBI11547  Eriastrum sapphirinum subsp. dasyanthum R. F. Hoover 1968-6-7 11159 Riverside Hemet, Head of St. Johns Canyon, south of Hemet. Comment
  RSA0122976  Eriastrum sapphirinum subsp. sapphirinum W. Wisura 1986-9-18 4143 Riverside Along PCT N of Hwy 74 at Garner Valley. Comment
  UCR123257  Ericameria cuneata Steve Boyd, D. E. Bramlet 1988-10-8 2859 Riverside San Jacinto Mtns. area, Cahuilla Mountain, SW of Anza at head of Bautista Canyon, along the crest of the mountain 1707 Comment
  RSA545233  Ericameria cuneata var. spathulata R. F. Thorne 1970-10 41883 Riverside San Bernardino Mts, Whitewater Canyon: 1350ft near bridges and Whitewater Post Office to 2000 ft up the Canyon toward fish hatchery Comment
  CDA32894  Ericameria palmeri Mike Lahti 2009-10-13 PDR# 1501838 Riverside Hemet. Found off Deportola Road. 0 Comment
  POM359440  Ericameria palmeri var. pachylepis Albert J. Perkins 1915-9-25 s.n. Riverside Pachappa Mt Comment
  POM12780  Erigeron foliosus P. A. Munz 1922-6-23 5785 Riverside Hemet Valley, San Jacinto Mountains, [on Garner Ranch - 5784] 1372 Comment
  RSA701120  Erigeron foliosus Michael Wall 1996-7-1 168 Riverside Cherry Valley, Beaumont/Oak Glen Rd., 2.6 mi. N of Cherry Valley Blvd., W side of road in open flat field. 610 Comment
  JEPS41515  Erigeron foliosus var. foliosus W. L. Jepson 1903-8-5 2262 Riverside Strawberry Valley San Jacinto Mt., Strawberry Valley 1676 Comment
  SD121384  Erigeron philadelphicus Karen Kirtland 1983-5-6 Riverside Singleton Ranch on the north side of San Timoteo Canyon, near Calimesa. 760 Comment
  LA205609  Eriodictyon crassifolium W. Pequegnat; 1939-4-8 23 Riverside Santa Ana Mountains Comment
  RSA80578  Eriodictyon crassifolium G. R. Campbell 1952-9-20 18287 Riverside Rade S of Banning, on Idyllwild road, San Jacinto Mts. 1067 Comment
  SD137735  Eriodictyon crassifolium Darin L. Banks, Steve Boyd 1995-3-30 127 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N slope pf Agua Tibia Mt. W of Dripping Springs Alcove, on Woodcuck Trail 633 Comment
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Mar 2 2013
  OBI55262  Eriodictyon crassifolium var. crassifolium Barbara Crumly 1953-5-23 s.n. Riverside Cranston Ranger Station Comment
  UC24068  Eriodictyon crassifolium var. crassifolium H. M. Hall 1899-5-20 1107 Riverside Valle Vista San Jacinto Mountains, Valle Vista (in sand washes) Comment
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Mar 27 2011
  CAS-BOT-BC188973  Eriodictyon parryi H. M. Hall 1896-9-2 332 Riverside San Jacinto Mountains Comment
  UCR265811  Eriogonum Mitch Provance 2012-5-24 512- 01 A Riverside San Gorgonio Pass, Banning, near its border with Beaumont, Smith Creek Wash vicinity, E of Highland Springs Rd., both N and S of W Wilson St. 784 Comment
  JOTR33772  Eriogonum angulosum La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-6-1 2926 Riverside Joshua Tree National Park. north of Quail Mountain, near the mouth of Johnny Lang Canyon; loamy and gravelly gentle slopes with rock outcrops in an old burn area from 1999 fire 1173 Comment
  CAS-BOT-BC248617  Eriogonum apiculatum E. L. Peterson 1931-9-5 s.n. Riverside Coldwater Canyon, San Jacinto Mts. 1524 Comment
  CAS-BOT-BC248635  Eriogonum apiculatum James L. Reveal; Barbara J. Ertter 1976-6-30 4563 Riverside San Jacinto Mountains, Pinyon Flat, 2 miles north of California Highway 74 along Palm Canyon Drive 1249 Comment
  RSA698422  Eriogonum apiculatum J. R. Bruff 1934-6-19 539 Riverside Palms and Pines Hwy. Comment
  CAS-BOT-BC242784  Eriogonum davidsonii Susan G. Stokes 1933-7-1 76 Riverside Beside road to Idyllwild Comment
  CLARK-A1528-3645  Eriogonum davidsonii John C. Roos 1942-10-24 2574 Riverside Joshua Tree National Monument Comment
  SBBG1479  Eriogonum deflexum H. and M. Dearing 1940-6-7 4335 Riverside Box Cyn E of Mecca Comment
  JOTR34367  Eriogonum deflexum var. deflexum Andre, Jim 2012-4-16 20882 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  UC85772  Eriogonum elongatum var. elongatum J. W. Toumey 1894-9-27 Riverside Banning Comment
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Mar 13 2011
  RSA783804  Eriogonum fasciculatum J. D. Olmsted 1960-2-15 1096 Riverside 100ft from highest point in Jurupa Hills, Santa Ana River. 686 Comment
  SEINET273053  Eriogonum fasciculatum A. C. Sanders 1997-4-3 20142 Riverside Lake Skinner area; near N foot of Black Mtn slopes S of Crown Valley. UTM 10km cell: MH-9E 2N. Domenigoni Valley 655 Comment
  UC1220422  Eriogonum fasciculatum var. flavoviride R. L. Langston 1963-4-11 347 Riverside about 1 mi w Cottonwood Springs; Joshua Tree National Monument Comment
  POM49850  Eriogonum fasciculatum var. polifolium P. A. Munz, I. M. Johnston 1924-7-29 8881 Riverside Lone Oak Ranch, Banning-Idyllwild Road. 1037 Comment
  RSA543197  Eriogonum fasciculatum var. polifolium Steve Boyd, Tim S. Ross, Mike Hammitt 1991-5-2 6097 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
  UC412782  Eriogonum fasciculatum var. polifolium R. L. Pendleton 1905-9-28 256 Riverside Riverside Comment
  UCD100065  Eriogonum fasciculatum var. polifolium Collector unknown 1923-3-26 344 Riverside near Tahquitz Wash. Comment
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Feb 17 2013
  CAS-BOT-BC253486  Eriogonum gracile Mrs. J. D. Abrams 1901-5-1 s.n. Riverside Elsinore Comment
  SEINET3087525 Image available Eriogonum gracile H. S. Gentry 1954-7-26 14256 Riverside Dripping Spring along route 79 Comment
  UCR274196  Eriogonum gracile T. B. Salvato, Melissa Clemons 2005-6-6 1419 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
  RSA66029  Eriogonum gracile var. gracile F. W. Peirson 1924-7-29 5029 Riverside Banning to Idyllwild road, San Jacinto Mountains. 1570 Comment
  RSA703627  Eriogonum gracile var. incultum Scott D. White, Angelia Carey 2004-9-16 10767 Riverside San Jacinto Mountain foothills: San Jacinto River wash and adjacent alluv. benches, near Indian Creek confluence. 503 Comment
  CAS-BOT-BC257573  Eriogonum inflatum Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring 60 Comment
  UCR126425  Eriogonum inflatum T. B. Salvato, A. C. Sanders, Mitch Provance 2000-4-18 54 Riverside Coachella Valley, 2 mi NE of Mecca near mouth of Painted Canyon at foot of Mecca Hills, W edge of Coachella Canal 9 Comment
  UCSB1444  Eriogonum inflatum Ralph, F. 1960-4-1 Riverside Whitewater Canyon; 1.6 miles N of U. S. 99; Western edge of Colorado Desert Comment
  RSA393576  Eriogonum inflatum var. inflatum N. C. Cooper 1944-5-6 1165 Riverside Whitewater Canyon. 457 Comment
  UC849226  Eriogonum maculatum I. W. Clokey 1935-4-17 6582 Riverside Cottonwood Springs Comment
  POM13396  Eriogonum nudum var. pauciflorum E. C. Jaeger 1922-8-22 1018 Riverside Long Valley 2683 Comment
  POM259198  Eriogonum nudum var. pauciflorum P. A. Munz 1938-8-13 15338 Riverside East of Santa Rosa Peak. 2378 Comment
  RSA393615  Eriogonum nudum var. pauciflorum N. C. Cooper 1949-6-29 4280 Riverside Palms to Pines Highway. 1220 Comment
  RSA766361  Eriogonum nudum var. pauciflorum Joseph A. Ewan 1930-8-31 2132 Riverside Below north rim of Tahquitz Valley. San Jacinto Mts. 2591 Comment
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Nov 6 2011
  CAS-BOT-BC258239  Eriogonum pusillum John Thomas Howell 1928-3-9 3388 Riverside East end of bridge at Whitewater, Colorado Desert 396 Comment
  RSA239808  Eriogonum pusillum C. W. Tilforth 1973-4-29 778 Riverside Hwy 74, ca. 9 mi. S of bridge at base of Seven Level Hill, S of Palm Desert. Comment
  RSA340184  Eriogonum pusillum Robert F. Thorne, W. A. Tilforth 1980-5-28 54179 Riverside San Bernardino Mountains: Whitewater ridge above old bridge. Comment
  RSA770788  Eriogonum pusillum Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4528 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SBBG65213  Eriogonum pusillum L. Rowntree 1929-5-10 Riverside Morongo Pass Comment
  SD95171  Eriogonum pusillum Anne Harrison 1962-4-17 32 Riverside south side of State Highway 74, near Toro Peak Comment
  CAS-BOT-BC253013  Eriogonum reniforme Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring 60 Comment
  POM244313  Eriogonum saxatile E. C. Jaeger 1938-10-2 s.n. Riverside Little San Bernardino Mountains. 1220 Comment
  UCR148862  Eriogonum thomasii S. J. Myers 2005-1-31 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 10 miles ESE of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 20 Comment
  UCR269866  Eriogonum thomasii A. C. Sanders, Jim Malusa 2016-3-18 42361 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  UCR36108  Eriogonum thomasii R. F. Thorne 1983-4-23 55503 Riverside San Bernardino Mtns., On the south end of ridge at mouth of Whitewater Canyon, east of bridge, 'about 3.3 mi. north of Whitewater Post Office' [!??] 427 Comment
  UC68585  Eriogonum trichopes L. A. Greata April 1905 389 Riverside Coachella Colorado Desert, Coachella Comment
  UCR244302  Eriogonum trichopes Jim Andre 2012-4-15 20857 Riverside Sonoran (Colorado) Desert, west end of Hayfield Dry Lake, 0.3 mi. N. of I-10, 0.4 mi. NE of Jct Hayfield Rd and I-10 395 Comment
  JEPS56110  Eriogonum wrightii var. membranaceum Marjorie D. Clary 1932-8-21 Riverside Hemet Valley San Jacinto Mts. 1371 Comment
  POM12412  Eriogonum wrightii var. membranaceum P. A. Munz 1922-9-6 6360 Riverside Near Dark Canyon. 1524 Comment
  RSA520083  Eriogonum wrightii var. membranaceum Steve Boyd, Dave Bramlet 1988-10-8 2866 Riverside Cahuilla Mountain, SW of Anza at head of Bautista Canyon. Along crest of the mountain. Comment
  UCR264084  Eriogonum wrightii var. membranaceum T. B. Salvato, Arlee Montalvo 2015-8-22 8231 Riverside San Jacinto Mountains, Apple Canyon Road, 1.35 air miles northeast of its junction with Hwy 74 1418 Comment
  SBBG28182  Eriogonum wrightii var. nodosum M. F. Gilman 1932-11-30 11 Riverside Whitewater Pt Comment
  JOTR16822  Eriogonum wrightii var. wrightii Baker, James K. & Baker, Ilisa T. 1966-10-14 s.n. Riverside Joshua Tree National Park. ROAD TO PROSPECT 1/2 MILE WEST OF SPLIT ROCK 1310 Comment
  UC1133260  Erioneuron pulchellum H. S. Yates 1937-6-27 Riverside Deep Canyon Thermal Quadrangle (head) Comment
  RSA682170  Eriophyllum ambiguum var. paleaceum Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10480 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
  UC1929496  Eriophyllum ambiguum var. paleaceum Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10480 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
  OBI16503  Eriophyllum confertiflorum Dieter H. Wilken 1965-6-29 322 Riverside Poppet Flat along County rte 1, San Jacinto Mtns 1372 Comment
  POM318698  Eriophyllum confertiflorum Patricia Wilder 1968-7-5 4313 Riverside Trail near Idyllwild, San Bernardino National Forest. 1982 Comment
  SEINET2051096 Image available Eriophyllum confertiflorum Howard S. Gentry, L. A. McGill 1979-5-25 2552 Riverside Gentry Farm 3 miles NE of Murrieta. Experimental Research Ranch. Comment
  RSA586859  Eriophyllum confertiflorum var. confertiflorum D. L. Banks, Steve Boyd 1995-5-3 0278 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 512 Comment
  SJSU5248  Eriophyllum lanosum R. C. McGehee 1970-4-16 208 Riverside between Wileys Well & Nyland Comment
  RSA516882  Eriophyllum multicaule Steve Boyd 1986-3-1 1365 Riverside Gavilan Hills, Gavilan Plateau: 1/4 mile south of Harford Springs County Park. 640 Comment
  UCR94255  Eriophyllum multicaule Scott D. White 1996-4-14 3928 Riverside Perris Basin/San Jacinto Mtns., E of Hemet: San Jacinto River Wash near Valle Vista, north of Hwy 74, c. 1.7 mi west of USFS Cranston Fire Station 549 Comment
  RSA92742  Eriophyllum multicaule J. C. Roos 1952-5-19 5690 Riverside One year old burn on hills N of Moreno. 503 Comment
  UCSB9755  Eriophyllum wallacei Haller, John 1957-3-23 Riverside Morongo wash, ca. 4.5 road miles N. of U.S. 99, and 3 air miles S. of Riverside-San Bernardino co. line 609 Comment
  RSA645532  Erodium botrys Scott D. White 1993-3-12 1138 Riverside San Bernardino Basin: San Jacinto Valley: Perris Valley Pipeline. 439 Comment
  RSA736033  Erodium brachycarpum Scott D. White, Jamie Minor 2008-3-13 11766 Riverside San Gorgonio Pass: Banning: S of Union Pacific RR, powerline route from Sunset Ave to 1 mile W. 732 Comment
  UCR120912  Erodium brachycarpum A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24950 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  RSA192022  Erodium brachycarpum E. W. Lathrop 1966-3-20 6055 Riverside 3 miles W of Murrieta Comment
  UCR104158  Erodium cicutarium Scott D. White 1997-5-25 5232 Riverside San Jacinto Mtns, Bautista Canyon: Hixon Trail (USFS No. 2E43), between trailhead at Bautista Canyon Road and intermittent stream crossing at c. 3200 ft 976 Comment
  UCR89653  Erodium cicutarium Bern Schwenn 1994-3-23 s.n. Riverside Southern Mojave Desert, Joshua Tree National Monument, Hexie Mtns: E side of Pleasant Valley on south side of Mtns, along road between Hershey Mill Site and El Dorado Mine 976 Comment
  UCR226078  Erodium macrophyllum A. C. Sanders, T. B. Salvato 2011-4-1 38947 Riverside Peninsular Range, Lake Elsinore, SW of Baker St. along dirt branch road to microwave tower, near large water tank on hill 409 Comment
  RSA0009847  Erodium texanum Marcus E. Jones 1906-4-30 s.n. Riverside Indio. Comment
  RSA0015883  Erythranthe moschata T. B. Salvato, A. C. Sanders 2005-5-17 895 Riverside San Jacinto River E of Valle Vista, just downstream from the Forest Service boundary and N of CA Hwy 74. 549 Comment
  SD134369  Erythranthe palmeri Craig Reiser 1989-4-19 Riverside Southeast corner of De Portola and Colt Road Comment
  SD120077  Erythranthe parishii Louis B. Ziegler 1969-6-12 381 Riverside San Jacinto Mountains - Hemet Valley. In streambed, near Pine Meadows region 1431 Comment
  RSA525280  Eschscholzia californica Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4594 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 579 Comment
  UCR232477  Eschscholzia californica Amanda Lovelady, A. C. Sanders, Giles Waines, UCR Plant Taxonomy Class 2007-5-12 22 Riverside Peninsular Range; San Jacinto Mtns., dirt forest service road north of Poppet Flats, west of Hwy 243 1253 Comment
  RSA678883  Eschscholzia minutiflora Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10453 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
  RSA747992  Eschscholzia minutiflora Scott D. White, Justin M. Wood 2009-4-28 12614 Riverside Little San Bernardino Mountains: City of Desert Hot Springs, Proposed development N of Pierson Blvd and E of Verbena Dr. Comment
  SBBG25098  Eschscholzia minutiflora D. Myrick 1966-4-2 1327 Riverside Linda Vista Lodge, Desert Hot Springs Comment
  UC1093132  Eschscholzia minutiflora Richard Snow 1953-4-5 51 Riverside Box Canyon Comment
  UCR132615  Eschscholzia minutiflora Kent Beaman 1983-4-9 06 Riverside Sonoran (Colorado) Desert, Coachella Valley, east of Hwy 62 on north side of Indian Ave., end of Worsley Road 549 Comment
  SD258957  Eschscholzia papastillii Sarah J. De Groot, Cheryl Sevilla 2016-3-16 7647 Riverside Mecca Hills, side road MC 093 from Little Box Canyon Road. Side canyon forking north from Little Box Canyon, east of Box Canyon. 281 Comment
  JOTR28955  Eschscholzia parishii La Doux, Tasha 2005-3-30 1191 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 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
  UCSB18266  Eschscholzia parishii Day, Fran 1964-3-23 Riverside 4.2 miles N of south entrance to Joshua Tree National Monument 762 Comment
  JOTR00873  Eschscholzia parishii Sipe, Frank 1958-3-10 210 Riverside Joshua Tree National Park. PINTO BASIN 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
  RSA571314  Eucrypta chrysanthemifolia Steve Boyd, D. L. Banks 1994-4-5 8263 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, in the vicinity of Oak Flats east of Verdugo Potrero. 762 Comment
  UCR140705  Eucrypta chrysanthemifolia A. C. Sanders 2004-5-12 27862 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  UC449852  Eucrypta chrysanthemifolia var. chrysanthemifolia Fred M. Reed 1908-2-2 2017 Riverside Sycamore Canyon Box Springs Hills, Riverside (Box Springs Hills, Riverside and vicinity) Comment
  SEINET7048199  Eucrypta chrysanthemifolia var. chrysanthemifolia Steven R. Hill, Andrew C. Sanders 2001-5-4 33709 Riverside Santa Rosa Plateau, eastern rim, north side of Avenida del Oro, just east of junction with Sandia Creek Drive, 2 miles west of junction of Rancho California Road and Route I-15. Elevation 1570 - 1670 feet. 509 Comment
  SBBG47468  Eulobus californicus N. C. Cooper 1944-5-6 1210 Riverside Whitewater Cyn 457 Comment
  SDSU12868  Eulobus californicus J. Jill Steinberg with Janet Knotts and Kevin Contreras 1998-3-25 21 Riverside Close to river ford in Santa Margarita Gorge directly south of Santa Margarita (SDSU) Field Station trailer. 238 Comment
  SDSU13834  Eulobus californicus W. Miller, C. Mosse Riverside Comment
  LA204660  Euonymus occidentalis var. parishii Carl Epling; William Robison 1935-6-30 sn Riverside N fork, San Jacinto River Comment
  RSA0041960  Euphorbia eriantha Duncan S. Bell, Loraine Washburn 2014-4-8 6586 Riverside Orocopia Mountains; at the entrance to Petra Canyon in Red Canyon, approximately 1 air mile north of the Bradshaw Trail. 398 Comment
  UCR240064  Euphorbia eriantha A. C. Sanders, Tim Thomas, T. B. Salvato 2012-11-1 40506 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
  RSA0124747  Euphorbia jaegeri Duncan S. Bell, LeRoy Gross 2016-3-9 8838 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central section of range, approximately 1.75 air miles north of Gucci Spring. 551 Comment
  RSA741083  Euphorbia polycarpa Justin M. Wood 2008-11-17 228 Riverside Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  UCR136915  Euphorbia polycarpa A. C. Sanders, Kerry Knudsen 2004-5-26 27965 Riverside Peninsular Range, Alberhill Mountain, SE of old clay mining area 512 Comment
  UCR21986  Euphorbia polycarpa Steve Boyd 1980-7-20 339 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  RSA220385  Euphorbia polycarpa var. hirtella C. W. Tilforth 1971-4-15 345 Riverside C. 6 mi. n. w. of Desert Center, s. e. base of the Eagle Mtns. Comment
  RSA432488A  Euphorbia polycarpa var. hirtella N. C. Cooper 1949-4-8 3270 Riverside Mecca Pass east of Indio. 548 Comment
  UCR33700  Euphorbia polycarpa var. hirtella Sears 1978-3-18 947 Riverside Sonoran (Colorado) Desert, 10 mi. SW of Desert Center, 8 mi. south of Interstate Hwy 10 on Red Cloud Mine Road, following mining railroad 457 Comment
  UC162553  Eustoma exaltatum unknown 1897-8-28 Riverside Riverside Comment
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Oct 20 2007
  UC217900  Fagonia laevis P. A. Munz and D. Keck Apr 9 1922-Apr 12 1922 4790 Riverside vicinity Corn Springs; Colorado Desert, Chuckwalla Mts. 457 Comment
  UCR139180  Festuca octoflora Virginia Moran 2003-5-16 s.n. Riverside Johnson Ranch (managed by Center for Natural Lands Management), vicinity of Skunk Hollow and Santa Gertrudis Creek 427 Comment
  UCR87900  Festuca octoflora A. C. Sanders 1994-5-30 14589 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  CLARK-A1528-4668  Festuca pacifica John C. Roos 1952-4-9 5481 Riverside Riverside 259 Comment
  CLARK-A1528-216  Filago californica C. M. Flanagan 1973-4-26 OO 306 Riverside Morongo Indian Reservation 914 Comment
  RSA272184  Filago californica C. W. Tilforth 1978-4-30 1581 b Riverside Low, rounded hills east of Norco Comment
  UCR99160  Filago californica A. C. Sanders, G. Helmkamp 1997-3-15 19992 Riverside Peninsular Range, Lake Skinner, SE foot of Bachelor Mtn., just north of the lake 600 Comment
  CLARK-A1528-1843  Filago depressa John C. Roos 1952-4-23 5580 Riverside Box Springs Mountain 457 Comment
  UCR166299  Filago depressa A. C. Sanders, P. J. MacKay, Tim Thomas, G. K. Helmkamp 1997-2-8 19675 Riverside Colorado Desert/San Jacinto Mtns, Palm Springs, Indian Avenue at Las Vegas Road, below mouth of Chino Canyon 188 Comment
  UCR173928  Filago gallica A. C. Sanders 2006-5-19 32438 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
  UCR174313  Filago gallica A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32652 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd., vicinity of peak 2279 695 Comment
  UC1478695  Flaveria trinervia Mark Tavianini 1977-10-23 Riverside Mickinley St., 1 mi n of 91 Freeway; La Sierra area Comment
  RSA653050  Foeniculum vulgare A. C. Sanders, D. Bramlet, E. J. Lawlor, C. L. Sanders 2000-1-16 23309 Riverside campground and boat launching area on the east side of Lake Skinner 457 Comment
  CAS-BOT-BC384198  Forestiera pubescens subsp. parvifolia Nancy Ryan Zabriskie; Walter Zabriskie 1970-5-2 290 Riverside About 50' SW of #291 (female). About 1/2 mi. up canyon east of turnout parking area 1/2 mi. up Santa Rosa Mt. Rd. from Hwy. 74. Santa Rosa Mountains 1371 Comment
  SEINET4108735  Fouquieria splendens J. Redfern 2004-1 JT 5 Riverside Collected along Pinto Basin road north of Cottonwood Visitor Center in Joshua Tree National Park. 759 Comment
  UCSB22946  Fouquieria splendens Hulsizer, Bill 1965-5-16 Riverside Near Palm Springs, on California 74, 6.4 miles west of junction with California 111 548 Comment
  UCD117402  Fouquieria splendens subsp. splendens Richard Bates 1949-4-26 s.n. Riverside State Highway 74, start of 'Palms to Pines' Highway, Colorado Desert. 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
  UC109395  Frankenia salina S. B. Parish 1897-5-31 4396 Riverside Elsinore Comment
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Nov 24 2011
  UCR114309  Frankenia salina Julie A. Greene 1993-4-30 1267 Riverside Perris-Aguanga Basin region, San Jacinto Valley, San Jacinto Wildlife Area. north of San Jacinto River drainage. 433 Comment
  POM12743  Fraxinus coriacea P. A. Munz 1922-6-24 s.n. Riverside Pipe Creek, Kenworthy 1524 Comment
  RSA160521  Fraxinus dipetala J. D. Olmsted 1959-4-23 468 Riverside Spring Trail at Beacon Pines Ranch, 9 miles SW of Corona; Santa Ana Mts. Drainage area: Santa Ana river. 793 Comment
  RSA759754  Fraxinus pennsylvanica subsp. velutina A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37153 Riverside Box Springs Mtns. Foothills, Riverside, eastern side of UCR Campus in canyon below botanical garden 320 Comment
  SBBG119112  Fraxinus uhdei A. C. Sanders, T. B. Salvato 2003-5-21 26806 Riverside Wildomar, old ranch parcel SE of Wesley St and SW of Laguna Rd, W of Orange St, NE of Palomar St 402 Comment
  RSA522707  Fritillaria biflora Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-3-29 3894 -A 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
  UCR81996  Fumaria officinalis Steve Morgan 1994-3-25 94- 2 Riverside UCR Botanic Garden Comment
  RSA458581  Funastrum cynanchoides var. hartwegii A. Menke 1955-5-22 s.n. Riverside Chino Canyon, Palm Springs, Riverside county. Comment
  RSA615149  Funastrum cynanchoides var. hartwegii Scott D. White 1997-5-25 5219 Riverside Bautista Canyon: Along Bautista Canyon Rd., less then 1.3 road miles NW of Hixon Tralhead (USFS NO. 2E43) 701 Comment
  RSA70351  Funastrum cynanchoides var. hartwegii F. W. Peirson 1921-3-20 4119 Riverside Palm Canyon near Palm Springs Comment
  SD144078  Funastrum heterophyllum Scott D. White 1997-5-25 14407 Riverside San Jacinto Mts.: Bautista Canyon: along Bautista Cyn Rd. ca. 1.3 road miles NW of Hixon Trailhead (USFS No. 2E43). 700 Comment
  POM160094  Funastrum hirtellum E. C. Jaeger 1927-3-23 s.n. Riverside Salt Creek Wash, Colo. Desert Comment
  SEINET10496384  Funastrum hirtellum David B. Dunn Dunn 11874 Riverside Collected at Pushawalla Canyon on hills Comment
  SD237293  Funastrum utahense Dave Silverman 2010-3-30 7886 Riverside UTM in supplement. East bajada flank of southern McCoy Mtns, 1 km west of Black Creek Rd, 7.8 km east of McCoy Pk, and 4.8 km N of I-10. 164 Comment
  CAS-BOT-BC223037  Galium angustifolium A. C. Sanders 2006-5-19 32435 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
  UCR213441  Galium angustifolium A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37829 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
  POM50549  Galium angustifolium subsp. angustifolium H. M. Hall 1901-07 2509 Riverside In the vicinity of Strawberry Valley. 1585 Comment
  RSA161150  Galium angustifolium subsp. gracillimum Peter H. Raven, David Verity 1960-6-5 15496 Riverside Salton View, Joshua Tree National Monument 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
  UCR3841  Galium angustifolium subsp. jacinticum John Minnich 1964-6-11 64-6-11- 5 Riverside San Jacinto Mtns, Hwy 74, desert side of mountains [Pinyon Flats area] 1220 Comment
  RSA180291  Galium aparine E. W. Lathrop 1964-5-24 5384 Riverside 14 miles west of Murrieta. Comment
  UCR133387  Galium aparine Tracy Tennant, T. B. Salvato 1998-6-23 488 Riverside San Bernardino Mtns., Morongo Indian Reservation, N end of Hathaway Cyn., c. 0.4 miles east of pk 4265 (polygon 13) 1341 Comment
  POM99061  Galium aparine E. C. Jaeger 1926-5-1 s.n. Riverside Joseph Canyon, Santa Ana Mts. Comment
  RSA543906  Galium nuttallii Steve D. Boyd, Orlando Mistretta 1991-5-22 6285 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  UCR92044  Galium nuttallii Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3346 Riverside Peninsular Range; Santa Ana Mns., Proposed pipeline route; Lake Elsinore Pumped Storage Hydroeletric Project. west of Lake Elsinore, SE of Hwy 74 915 Comment
  JEPS9482  Galium parishii Carl V. Meyer 1928-7-27 564 Riverside Hidden Lake San Jacinto Mts. 2712 Comment
  RSA219237  Galium parishii C. W. Tilforth 1970-9-2 303 Riverside On road to Santa Rosa Mtn. Comment
  RSA0106575  Galium stellatum subsp. eremicum Duncan S. Bell 2010-4-2 720 Riverside West side of the Arica Mountians; just below the ridgeline of the range, approx. 2.5 air miles northwest of Priest Well. 560 Comment
  RSA46491  Galium trifidum Doris K. Kildale 1925-7-28 1098 Riverside Riverside. 46 Comment
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Mar 22 2014
  RSA643453  Garrya veatchii A. C. Sanders 1995-11-26 17914 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga & Anza, S of Hwy 371 (near, T8S R2E, S13, 14, 15, 22) crossing Spanish spur Trail, 0.3 mile S of Tule Peak Road, SE/4, S15. 1204 Comment
  UCR111614  Gaura drummondii O. F. Clarke, Jeanine Derby 1974-5-19 s.n. Riverside Lake Perris 457 Comment
  POM12808  Gayophytum diffusum subsp. parviflorum P. A. Munz 1922-6-26 5832 Riverside Road to Santa Rosa. 1829 Comment
  RSA586161  Gazania linearis D. L. Banks, Steve Boyd 1995-3-30 0126 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., W of the Dripping Springs Alcove, on the Woodchuck Trail. 633 Comment
  CAS-BOT-BC303571  Geraea canescens Peter H. Raven 1958-2-15 11585 Riverside Along US Highway 60, 8.7 miles E of road to WIley Wells Comment
  JOTR32025  Geraea canescens La Doux, Tasha, T. Herskovits, M. Harding 2011-4-21 2255 Riverside Joshua Tree National Park. Pinto Basin, south of Sand Hill; gravelly slopes and benches (developing desert pavement) interspersed with sandy pockets (Stop 2) 495 Comment
  RSA105932  Geraea canescens Richard Mallory 1955-4-6 476 Riverside Borrego Desert State Park. Borrego Valley 8 miles east of Christmas Circle. 152 Comment
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Feb 19 2013
  RSA680917  Geraea canescens Scott D. White, Michael Honer 2003-5-14 9272 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  SEINET2051656 Image available Geraea canescens Steven J. Southwell 1971-5-1 Riverside 300 ft. W. of road through Thousand Palm Oasis 150 Comment
  UCR56269  Geranium californicum J. A. Adams 1965-7-3 339 Riverside San Jacinto Mtns., Azalea Canyon above campground 1829 Comment
  UCR139152  Gilia S. J. Myers, M. D. Wilcox 2003-5-15 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1128 Comment
  UCR241258  Gilia T. B. Salvato, Tracy Tennant 1998-4-16 MOR- 1200 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Potrero Canyon about 1 mile above locked gate, east side of road near old corrals, tree stand P-03 976 Comment
  SDSU12911  Gilia angelensis Jutta Buschbom 1991-6-3 44 Riverside SE-Slope, N-border of the Reserve, beyond an Avocado-grove, ca. 500m (15 min) NW from the field station. Santa Margarita Ecological Reserve, Temecula. 375 Comment
  SEINET1908463  Gilia angelensis A. C. Sanders, T. B. Salvato 2008-1 34424 Riverside San Bernardino Valley Region: Riverside, vacant lot at NW corner of the intersection of Chicago Ave. and M. L. King (ex Pennsylvania) Ave. 296 Comment
  UCR120181  Gilia angelensis Mitch Provance 1998-3-5 186 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
  UCR250217  Gilia angelensis A. C. Sanders 2014-4-8 40981 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. c. 0.5 km NW of El Hermano Rd., c. 0.8 km SE of I-15 crossing 315 Comment
  UCR260599  Gilia angelensis A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-1 41547 Riverside Peninsular Range, Eastern Foot of Santa Ana Mtns., Temescal Canyon, south of Indian Truck Trail along DePalma Road, S of I-15 near drainage structure 365 Comment
  UCR35050  Gilia capitata L. B. Ziegler 1972-6-5 475 Riverside San Jacinto Mtns., canyon at lower end of Poppet Flats. 1067 Comment
  CHSC35470  Gilia capitata subsp. abrotanifolia James Henrickson 1973-3-18 8597 Riverside 16 (air) miles E of Temecula, 2.9 miles E of Aguanga along Hwy 71. 822 Comment
  SD197858  Gilia capitata subsp. abrotanifolia Peter L. Morrell, D. L. Banks 1995-5-4 461 Riverside Agua Tibia Wilderness Area, 2.4 miles (air) westsouthwest of Radec. 622 Comment
  RSA72319  Gilia diegensis F. W. Peirson 1917-4-1 925 Riverside Along south edge of Colorado Desert embayment east of Palm Springs, above ''Garden of Eden'. Comment
  UCR31805  Gilia diegensis A. C. Sanders, Karen Kirtland, Don Emery, Jan West, P. Clark, and others 1982-4-17 294 Riverside San Jacinto Valley, San Jacinto River, c. 1 mi. east of the town of San Jacinto Comment
  UCR277164  Gilia maculata Robert J. Steers, Chris E. True 2008-3-25 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Snow Creek Canyon, NE of Snow Creek Village, < 50 m east of Snow Creek Rd. 370 Comment
  UCR23210  Gilia ochroleuca J. C. Lyman 1981-5-15 s.n. Riverside San Jacinto Mtns, May Valley Road, Idyllwild Comment
  CAS-BOT-BC407613  Gilia ochroleuca subsp. exilis Verne Grant; Alva Grant 1951-7-22 16107 Riverside San Jacinto Mts., 1 mile N of Fulmor Lake on road from Idyllwile to Banning 1371 Comment
  RSA0017272  Gilia ochroleuca subsp. exilis F. W. Peirson 1919-4-15 921 Riverside Whitewater Grade above Cabazon, San Gorgonio Pass. Comment
  UCR281257  Gilia ochroleuca subsp. exilis Mitch Provance, Jeremiah George 2017-3-23 317- 63 Riverside Temescal Valley, Indian Wash, NE of I-15 and S of Temescal Canyon Rd. 351 Comment
  RSA0017100  Gilia ochroleuca subsp. exilis H. M. Hall 1897-05 304 Riverside Hemet Valley. 1372 Comment
  RSA0095188  Gilia ochroleuca subsp. exilis Steve Boyd 1981-5-15 s.n. Riverside Gavilan Hills region, Temescal Canyon at the confluence of 'Estelle Creek' and Temescal Creek, just northwest of the entrenched meander of Temescal Creek at the western base of Estelle Mountain. 317 Comment
  CAS-BOT-BC123828  Gilia splendens subsp. australis Herbert Louis Mason 1926-5-2 3195 Riverside Temecula Valley Comment
  RSA709879  Gilia stellata Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4624 Riverside Along Palen Pass Road, near Packard Well, S end of Granite Mountains. 502 Comment
  UCR88428  Gilia stellata A. C. Sanders, K. C. Rose 1995-4-5 16348 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  CAS-BOT-BC123839  Gilia tenuiloba Samuel Bonsal Parish 1880-7-1 689 Riverside San Jacinto Mts. Comment
  CAS-BOT-BC266539  Githopsis diffusa John Roos; Lucille Roos 1952-5-24 5710 Riverside N of Moreno 502 Comment
  RSA273030  Glinus lotoides C. W. Tilforth, Walter Wisura 1978-10-6 1715 Riverside East end of Lake Skinner, northeast of Temecula. 451 Comment
  CLARK-A1528-4675  Glyceria elata John C. Roos 1941-8-2 85 Riverside San Jacinto Mountains Comment
  RSA709450  Gnaphalium californicum T. B. Salvato, John Green 2004-5-27 708 Riverside Head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1402 Comment
  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
  RSA643676  Gnaphalium palustre A. C. Sanders, J. C. Lyman 1995-4-16 16567 Riverside Glen Avon: sand dune area on the N slope of the Jurupa Hills (draining toward Fontana), Pyrite St. Canyon. 335 Comment
  RSA629020  Gnaphalium stramineum Scott D. White 1998-6-28 6797 Riverside Corona: River Road bridge over the Santa Ana River. 159 Comment
  RSA543153  Guillenia lasiophylla Steve Boyd, Mike Hammitt 1991-5-2 6103 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
  UCR134647  Gutierrezia californica Mitch Provance 1998-4-10 420 Riverside La Sierra Hills, east-facing slopes of hills at western extreme of Cypress Ave 351 Comment
  RSA709849  Gutierrezia microcephala Sarah J. De Groot, L. Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4628 Riverside Along Palen Pass Road, near Packard Well, S end of Granite Mountains. 502 Comment
  JOTR35238  Gutierrezia sarothrae Wheeler, Mark 2011-10-19 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains, Eureka Peak Complex, South of Eureka Peak Comment
  SD260183  Gutierrezia sarothrae T. B. Salvato, Arlee Montalvo 2015-8-22 8232 Riverside San Jacinto Mountains: Apple Canyon Road, 1.35 air miles northeast of its junction with Hwy 74. 1402 Comment
  UC1214012  Gutierrezia sarothrae Otto T. Solbrig 1958-8-18 2760 Riverside on Hwy 79 12.3 mi w of Aguanga; Hwy 79 Comment
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Apr 29 2008
  UCR163886  Haplopappus acradenius B. G. Pitzer 2001-11-4 4351 Riverside Peninsular Range; Santa Rosa Mountains, Carrizo Canyon, sheep guzzler c. 0.5 mi. SW of where Hwy 74 crosses canyon 701 Comment
  RSA650133  Haplopappus linearifolius J. Bruce Smiley 1940-3-16 s.n. Riverside Whitewater. 762 Comment
  UC1563101  Harpagonella palmeri Steve Boyd, Tim Ross, Laurel Arnseth 1989-4-2 3206 Riverside w end bench on s flank Oak Mountain (Vail Lake area); , s flank Oak Mountain 518 Comment
  RSA736170  Hedypnois cretica Scott D. White 2008-4-28 11913 Riverside San Gorgonio Pass: Banning, S of I-10 freeway and just N of San Jacinto Mountains toeslope. E of Sunset Ave. 671 Comment
  RSA0057845  Heleochloa schoenoides J. C. Roos 1969-11-22 Riverside Quail Lake at the south end of Jack Rabbit Trail. Prostrate in the mud at the border of a receding winter-flood lake. Growing in the lake bed. San Jacino Valley, east of Moreno. 426 Comment
  SEINET5711055  Helianthus californicus Lowell E. Urbatsch, Jim Grace; Sue Grace 1995-1 7094 Riverside Road to Idyllwild from Banning, ca. 5.5 miles from the south edge of Banning along CA 243; San Bernardino National Forest.; Banning 1219 Comment
  UCD119423  Heliotropium curassavicum var. oculatum Jack Hall 1953-4-30 44 Riverside Desert Beach Resort, Salton Sea. Comment
  RSA692246  Hemizonia fasciculata Scott D. White, Michael Honer 2003-5-27 9403 Riverside Gavilan Hills / Temescal Canyon: Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. Collected south and / or west of unnamed peak '2349.' 396 Comment
  UCR202419  Hemizonia kelloggii Karin Cleary-Rose 1998-9-7 s.n Riverside Perris-Aguanga Basin Region; San Jacinto River Valley, west edge of Hemet, east of Warren Rd., south of Esplanade and north of the Tres Cerritos Hills 460 Comment
  UCR26534  Hemizonia kelloggii A. C. Sanders, S. Hagopian 1981-5-20 2139 Riverside Perris-Aguanga Basin, S side of Pauba Valley, within l mi of Hwy 71 bridge over the Temecula River 367 Comment
  UCR112808  Hemizonia paniculata A. C. Sanders 1997-5-1 20627 Riverside Lake Skinner area, along horse trail in southern part of Lake Skinner Park, west of Tucalota Hills and east of Warren Rd. 488 Comment
  UCR113558  Hemizonia paniculata Mitch Provance 2000-9-1 2232 B Riverside Jurupa Mtns., Pyrite Canyon, c. 0.5 miles SW of peak 1538 305 Comment
  UCR150557  Hemizonia paniculata Scott D. White 2003-12-1 9892 Riverside Santa Ana River Valley; city of Riverside; La Sierra area 244 Comment
  UCR181627  Hemizonia paniculata Mitch Provance 2003-6-7 7606 Riverside San Bernardino Valley, Jurupa Mountains (extreme northwest end), near Philadelphia Street 262 Comment
  UCR220307  Hemizonia paniculata Bill Wagner 2005-10-7 s.n. Riverside Peninsular Range; Gavilan Hills Region, Cajalco Flood Control Basin site (proposed, since constructed), at NE corner of El Sobrante Rd. and Cajalco Rd. 447 Comment
  UCR189803  Hemizonia pungens subsp. laevis Diane Menuz 2006-5-9 117 Riverside Peninsular Range, Perris Basin, San Jacinto Wildlife Area, across the street from main headquarters and information booth. Growing in E-W swath just north of alkaline flats (~1m from flats) in narrow ditch 432 Comment
  UCR202232  Hemizonia pungens subsp. laevis Karin Cleary-Rose 1998-9-7 s.n Riverside Perris-Aguanga Basin Region; San Jacinto River Valley, west edge of Hemet, east of Warren Rd., south of Esplanade and north of the Tres Cerritos Hills 460 Comment
  UCR66974  Hemizonia pungens subsp. laevis D. E. Bramlet 1990-7-20 2055 Riverside Perris-Aguanga Basin region, San Jacinto Wildlife Area; old San Jacinto River channel, c. 880 m NE of Davis Rd. and c. 400 m SW of first waterfowl pond. 476 Comment
  UCR66977  Hemizonia pungens subsp. laevis D. E. Bramlet 1990-7-26 2062 Riverside Peninsular Range, Murrieta Creek at the Rancho California Street bridge in Temecula, W side of creek, just east of Diaz Rd & within the creek channel 330 Comment
  JEPS61971  Hesperocallis undulata W. L. Jepson 1927-4-14 11698 Riverside foothills s.e. end Santa Rosa Mts. (Silent Canyon); Colorado Desert, , Silent Canyon 304 Comment
  RSA0073109  Hesperocallis undulata Jim Andre 2013-3-27 24801 Riverside Rice Valley: east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62). 241 Comment
  UCR137029  Hesperocnide tenella A. C. Sanders 2004-5-5 27768 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
  UCR56699  Hesperolinon micranthum Jeri Hirshberg 1989-5-9 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, SW slope of Mesa de Burro 579 Comment
  SEINET5641180  Hesperoyucca whipplei var. whipplei Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28528 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert, off of Pine View Drive. 1297 Comment
  UCR183025  Heteromeles arbutifolia Mitch Provance 2003-4-17 4633 Riverside San Bernardino Valley, Riverside, W base of Box Springs Mts., Big Springs Arroyo, N. side of Big Springs Rd., west of the railroad tracks 360 Comment
  UCR94885  Heteromeles arbutifolia G. R. Ballmer, K. T. Stockwell 1996-9-22 s.n. Riverside Murrieta, Warm Springs Creek, SE of Hogbacks 366 Comment
  UC144126  Heterotheca sessiliflora subsp. fastigiata Mrs. C. M. Wilder 1909-8-1 1114 Riverside Banning Canyon Comment
  SD5295  Heterotheca sessiliflora var. sanjacintensis F. Youngbery 1933-8-28 Riverside Idyllwild, San Jacinto Mts. Comment
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Mar 10 2014
  JEPS43059  Heuchera hirsutissima Carl V. Meyer 1928-7-27 551 Riverside at summit of Mt. San Jacinto (San Jacinto Peak); San Jacinto Mountains 3293 Comment
  UCR146129  Heuchera rubescens Michael Denslow, Firoozeh Navid- Ara, Valerie Soza 2003-7-15 1447 Riverside Peninsular Ranges; San Jacinto Mtns, northeast side of Tahquitz Peak, on trail to Saddle Junction 2637 Comment
  POM307339  Hibiscus denudatus Henry J. Ramsey, Henry J. Ramsey 1939-11-28 2200 Riverside Indio-(20 mi. east) Comment
  RSA0021681  Hibiscus denudatus Jim Andre 2013-3-27 24814 Riverside Riverside Mountains; east side of Riverside Mountains, along Hwy 95, 13.2 mi. south of Vidal Jct. 126 Comment
  SEINET3078304  Hibiscus denudatus A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37472 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 (McCoy Peak 7.5' Q) 204 Comment
  RSA0099448  Hilaria rigida Duncan S. Bell, Evan Meyer 2014-10-29 7692 Riverside Santa Rosa Mountains; collecting in Agua Alta Canyon, to the north of Martinez Canyon, about 6 air miles southeast of the summit of Martinez Mountain. 394 Comment
  UCD89947  Hilaria rigida James B. Garner 1959-4-20 USD 1 Riverside 6 miles west of Elyth. Comment
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May 29 2013
  RSA660054  Hirschfeldia incana Carol Zuck 1981-2-15 18 Riverside 1.3 miles south on Bob Hope Dr. from the junction at Country Club Dr. Comment
  RSA405280  Hoffmannseggia glauca N. C. Cooper 1949-4-8 3322 Riverside Blythe. 259 Comment
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Nov 20 2011
  SEINET2061522 Image available Hoffmannseggia glauca Norman C. Cooper 1949-4-8 3322 Riverside Blythe, low place in desert 259 Comment
  CAS-BOT-BC293730  Hoffmannseggia microphylla Mona Bourell 1987-4-14 3272 Riverside BLM California Conservation Area, Hwy 195. Spur off of Box Canyon, near Mecca 150 Comment
  LA45810  Hoffmannseggia microphylla A. M. Johnson; 1928-5-5 365 Riverside Painted Canyon, Colorado Desert Comment
  SEINET5554663  Hoffmannseggia microphylla R. H. Peebles, H. F. Loomis 1930-1 190 Riverside Near Shavers Well. Comment
  UCD105856  Hoffmannseggia microphylla Geoffrey Levin 1975-4-5 465 Riverside 1 mile west of Berdoo Canyon Road on Dillon Road. Foothills of Little San Bernardino Mountains. Salton Sink Drainage area. 60 Comment
  SEINET6654711  Holcus lanatus Scott D. White, Justin M. Wood 2008-6-16 12108 Riverside San Jacinto Mountains, Fobes Canyon, +- 1 mile up Fobes Ranch Road from Fobes Spring.; 0 1540 Comment
  UCR273492  Holocarpha virgata subsp. elongata A. C. Sanders, Glen Morrison 2016-8-4 42612 Riverside Peninsular Range; Santa Ana Mountains, Santa Rosa Plateau, Redonda Mesa, near radio/cellphone tower & prominent abandoned microwave tower 855 Comment
  SD232146  Hordeum brachyantherum subsp. californicum Scott D. White, Justin M. Wood 2008-7-9 12418 Riverside San Jacinto mountains, Johnson Meadow Comment
  RSA717054  Hordeum depressum A. C. Sanders 2003-5-9 26582 Riverside San Jacinto Valley: west of Hemet, west edge of Warren Road just north of Hwy 74 (Florida Ave.) 457 Comment
  UCR231750  Hordeum depressum John F. Green 2008-4-21 03- 03 Riverside Peninsular Range, south edge of Perris, drainage way between housing tracts, west of Goetz Rd. and Alabaster Loop, east of the San Jacinto River 457 Comment
  UCR191539  Hordeum intercedens A. C. Sanders 2008-4-15 34886 Riverside Peninsular Range, NE edge of city of Elsinore, off Nichols Rd. along Baker St., near Durant Siding 391 Comment
  UCR240263  Hordeum intercedens D. E. Bramlet, Robt. L. Allen, Fred M. Roberts 2011-4-30 4824 Riverside Peninsular Range; Elsinore Trough, Nichols Road wetlands area, 253 m south of Nichols Rd. & 76 m east of Baker St. 384 Comment
  UCR154540  Hordeum marinum Jason L. Hlebakos 2005-5-18 709 Riverside Santa Rosa Plateau, Mesa de Burro in the research area 602 Comment
  RSA594521  Hordeum vulgare var. trifurcatum D. L. Banks, Rashmi Pant 1996-5-13 1026 Riverside NW Palomar Mountains; Agua Tibia Mountains; Hwy. 79, at the entrance of the Dripping Springs Campground; Approximately 10 m E of the Dripping Springs campground entrance. On the S side of Hwy. 79., T8S R1W; NW 1/4, NE 1/4 of sec. 22. 475 Comment
  POM48756  Horkelia clevelandii Fordyce Griffiths Jr. 1908-07 s.n. Riverside Tahquitz Valley 2439 Comment
  CAS-BOT-BC312579  Hulsea vestita subsp. callicarpha Winifern W. Swarth 1914-9-15 s.n. Riverside Slope south of Round Valley, San Jacinto Mts. 2590 Comment
  CAS-BOT-BC312590  Hulsea vestita subsp. callicarpha S. B. Parish; W. F. Parish 1880-7-1 531 a Riverside Thomas' Ranch, San Jacinto Mt., [illegible] Hemet Valley Comment
  POM12655  Hulsea vestita subsp. callicarpha P. A. Munz 1922-7-9 6405 Riverside Above Tamarack Valley. San Jacinto Mts. 3048 Comment
  POM12982  Hulsea vestita subsp. callicarpha P. A. Munz, Johnston 1922-5-19 5415 Riverside Hemet Valley, San Jacinto Mts. on Garner Ranch 1387 Comment
  RSA396464  Hulsea vestita subsp. callicarpha Walter Wisura 1987-5-21 4159 Riverside 5.5 mi fr. Hwy. 74 along forestry rd. 6S13, S of Lake Hemet towards Thomas Mt. San Jacinto Range. Comment
  RSA740083  Hulsea vestita subsp. callicarpha Scott D. White, Justin M. Wood 2008-6-16 12150 Riverside San Jacinto Mountains: Meadow at Quinn Flat. 1378 Comment
  SEINET5325105 Image available Hulsea vestita subsp. callicarpha D. H. Wilken 1969-6-30 7844 Riverside Riverside County Road R1, near Black Mtn. Junction, 8.6 mi N of Idyllwild, San Jacinto Mtns 1524 Comment
  SBBG119937  Hydrocotyle ranunculoides A. C. Sanders with O. F. Clarke 1991-6-10 11120 Riverside Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River; Riverside 238 Comment
  POM3216  Hydrocotyle umbellata D. L. Crawford 1919-07 s.n Riverside [Unspecified] Comment
  POM361078  Hymenoclea salsola F. R. Fosberg 1932-3-13 8090 Riverside Thousand Palms Canyon. Coachella Valley. Comment
  POM6809  Hymenoclea salsola P. A. Munz, L. T. Street, Williams 1919-3-25 2322 Riverside Palm Springs. Comment
  UCR101570  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
  UCR34973  Hymenoclea salsola L. B. Ziegler 1967-6-8 157 Riverside San Jacinto Mtns., Pinyon Flats 1223 Comment
  RSA93950  Hymenoclea salsola Margaret Stason, F. Brubaker 1928-3-3 7697 Riverside Hidden Spring Canyon near Mecca. Comment
  RSA66564  Hymenolobus procumbens F. W. Peirson 1922-4-30 1896 Riverside Road from Temecula River to Hemet. 518 Comment
  UC872029  Hypericum anagalloides I. W. Clokey and E. G. Anderson 1935-8-21 6833 Riverside N. Fork San Jacinto R. 1500 Comment
  UCR202589  Hypericum formosum var. scouleri Scott D. White, Justin M. Wood 2008-7-8 12369 Riverside San Jacinto Mountains, Hurkey Creek Watershed - Bonita Vista Road, c. 1/2 mi east and west of Hurkey Creek crossing 1537 Comment
  CAS-BOT-BC219735  Hyptis emoryi M. Bourell; R. Patterson 1987-4-14 3268 Riverside Spur N of Box Canyon Hwy 195, BLM Conservation Area 150 Comment
  CAS-BOT-BC219760  Hyptis emoryi Marcus E. Jones 1926-1-21 s.n. Riverside Yaqui Well, Colorado Desert Comment
  UC218091  Hyptis emoryi P. A. Munz and D. Keck 1922-4-9 4767 Riverside near Mecca (Shavers Well); Shavers Well 76 Comment
  SEINET10869887  Hyptis emoryi David B. Dunn 1947-3-15 Dunn 2864 Riverside Pushawalla canyon, indio hills. In dry wash Comment
  CAS-BOT-BC311607  Isocoma acradenia var. eremophila Lewis S. Rose 1945-12-29 45344 Riverside Colorado Desert. Palm Canyon, near Palm Springs Comment
  LA97872  Isocoma acradenia var. eremophila A. Kent-Evans; 1976-4-13 P.S. 39 Riverside Palm Springs 609 Comment
  UC87310  Isocoma acradenia var. eremophila Frank Stephens 1898-1-1 Riverside Colorado Desert Comment
  HSC100129  Isocoma menziesii Mike Lahti 2009-10-22 1501843 Riverside Banks of Temecula Creek, near downtown Temecula Comment
  CAS-BOT-BC69943  Isoetes howellii Robert F. Thorne; Earl Lathrop 1969-5-12 37930 Riverside Santa Rosa Plateau: large vernal marsh on s. end of Mesa de Colorado, Rancho California. 624 Comment
  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
  RSA356636  Isoetes howellii R. F. Thorne, Earl Lathrop 1975-5-20 45542 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro; Santa Ana Mountains 610 Comment
  SD204904  Isoetes howellii R. F. Thorne, E. W. Lathrop, et al. 1982-6-5 55204 Riverside Santa Ana Mountains region: SW of Murrieta. Santa Rosa Plateau, Mesa de la Punta near south edge of plateau, approached from De Luz road. 579 Comment
  UCR33658  Isomeris arborea var. arborea Sears 1978-3-18 950 Riverside Sonoran (Colorado) Desert, foothills of the Orocopia Mtns, 10 mi NE of Durmid on Railroad road 305 Comment
  HSC85251  Iva axillaris Steve Boyd 1986-4-22 1730 Riverside Walker Canyon area where Alberhill Creek (=Temescal Creek) flows between Alberhill Mtn. and Gavilan Hills: N slope of Alberhill Mtn. Comment
  JOTR30785  Ivesia saxosa La Doux, Tasha, Erin Babich 2007-4-18 1516 Riverside Joshua Tree National Park. About .5 mile southeast of Lost Horse Ranger Station, at the west edge of Lost Horse Valley Comment
  RSA0011070  Juglans californica Scott D. White, Justin M. Wood 2009-5-22 12927 Riverside San Jacinto Mts: Halfway Spring, accessed via Old Control Road. 1159 Comment
  UCR213858  Juglans californica Scott D. White, Justin M. Wood 2009-5-22 12927 Riverside San Jacinto Mountains, Halfway Spring, accessed via Old Control Road 1159 Comment
  RSA597231  Juglans nigra A. C. Sanders, S. Hawkins 1996-4-24 18085 Riverside San Bernardino Mtns: Morongo Indian Reservation, vicinity of natural pond & bog at SE edge of Burro Flats. 1098 Comment
  RSA741055  Juncus arcticus var. mexicanus Scott D. White, Justin M. Wood 2008-6-5 12062 Riverside Quinn Flat Meadow. 1372 Comment
  RSA386938  Juncus bufonius K. Tomlinson, D. Kama, R. F. Thorne 1985-3-27 913 Riverside Santa Rosa Plateau: Mesa de Colorado. 610 Comment
  SD140238  Juncus bufonius A. C. Sanders 1993-4-5 13685 Riverside Western edge of Hemet, along south side of Devonshire Avenue, between Ols Warren and Warren Roads, southwest of Tres Cerritosa and North of Florida Avenue (Highway 74). 459 Comment
  RSA586303  Juncus bufonius var. bufonius Darin L. Banks, Steve Boyd 1995-5-3 214 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  RSA268209  Juncus effusus subsp. austrocalifornicus M. B. Dunkle 1933-7-21 3722 Riverside Idyllwild 1616 Comment
  UC146411  Juncus longistylis Charlotte M. Wilder 1909-7-11 909 Riverside trail to Round Valley above Log cabin San Jacinto Mts. Comment
  RSA515314  Juncus macrophyllus Jeri Hirshberg 1989-4-11 s.n. Riverside Santa Rosa Plateau, S of town of Murrieta, NE of Mesa de Burro, creek below Guava-De Luz Road, approximately 1.5 miles SW of intersection with Hayes Avenue. 610 Comment
  RSA520947  Juncus macrophyllus Steve Boyd, David E. Bramlet 1988-10-8 2872 Riverside Cahuilla Mountain, SW of Anza at head of Bautista Canyon. Comment
  UCR90339  Juncus macrophyllus Scott D. White 1995-6-29 3410 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  SDSU11812  Juncus mexicanus H. Wedberg 1962-7-28 994 Riverside In Hemet Meadow, about 1 mile S from Herkey Creek Publ. Campgr. on the road to Santa Rosa Summit, San Jacinto Mts. 1372 Comment
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Jan 24 2013
  UCR35287  Juncus mexicanus L. B. Ziegler 1972-7-12 490 Riverside San Jacinto Mtns., Hemet (Garner) Valley. 1372 Comment
  UC1601830  Juncus oxymeris H. M. Hall 1897-8-12 837 Riverside vicinity Strawberry Valley; San Jacinto Mountains 1615 Comment
  NY247726  Juncus tiehmii B. J. Ertter 1979-6-26 2971 Riverside Behind Kenworthy Ranger Station, near highway 74 in Hemet Valley, San Jacinto Mountains, San Bernardino National Forest. 762.0 Comment
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Mar 25 2011
  UCR174110  Juncus xiphioides A. C. Sanders 2006-5-19 32452 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-BC85413  Juniperus californica B. D. Stark 1932-6-17 3749 Riverside Colorado Desert. Eagle Mts., Canyon above Cottonwood Springs 411 Comment
  JOTR32146  Juniperus californica La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2302 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  SD229038  Juniperus californica Dick Schwenkmeyer, Bethany Jenkins 2012-3-7 639 Riverside Mt. San Jacinto: Pinyon Flats, approx. 1I(c) miles north of Highway 74 intersection with Palm Canyon Road, broad flat area. 1303 Comment
  SEINET7248048  Juniperus californica Louis C. Wheeler 1960-1 7672 Riverside Alberhill Comment
  CAS-BOT-BC234566  Justicia californica E. A. Blondin 1944-4-8 s.n. Riverside Tahquitz Canyon Comment
  LA27380  Justicia californica L. S. Rose; 1946-12-24 46304 Riverside San Jacinto Mountains, Tahquitz Canyon Wash, Palm Springs 138 Comment
  RSA402297  Justicia californica Ora M. Clark 1929-2-22 1574 Riverside Sandy desert valleys. So. of Palm Springs. Colorado Desert. Comment
  JOTR38522  Kallstroemia californica Harding, Mitzi, Kipp Callahan 2012-8-27 291 Riverside Joshua Tree National Park. Pinto Basin, along southern edge of Pinto Mountains; along Old Dale Road, near Sunrise Mill Comment
  SEINET8071637 Image available Kallstroemia californica Andrew C. Sanders, T. B. Salvato 2012-10-12 40416 Riverside Sonoran (Colorado) Desert; Chuckwalla Valley, along Chuckwalla Valley Rd., 0.35 mi. west of I-10 junction 114 Comment
  JEPS57291  Keckiella antirrhinoides L. R. Heckard and R. C. Bacigalupi 1968-5-5 1803 Riverside about 5 mi s Hemet (at s edge of Diamond Valley); Diamond Valley 518 Comment
  RSA543937  Keckiella antirrhinoides Steve D. Boyd 1991-5-10 6215 Riverside Santa Ana Mountains, base of range, just N of mouth of Hagador Cyn at bottom of Skyline Drive. 427 Comment
  UCD166198  Keckiella antirrhinoides Jack Major 1962-4-16 763 Riverside On road from Banning to Mt. San Jacinto. (Exact location unknown. Coordinates estimated by label maker.) 914 Comment
  RSA0018448  Keckiella antirrhinoides subsp. antirrhinoides Scott D. White, Angelia Carey 2004-4-16 10158 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 549 Comment
  CAS-BOT-BC235774  Keckiella cordifolia Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild Comment
  UCD99043  Kochia scoparia subsp. scoparia Scott D. White 1998-7-4 6846 Riverside Corona: River Road bridge over the Santa Ana River. 158 Comment
  CLARK-A1528-68  Koeleria macrantha C. M. Flanagan 1973-5-20 OO 530 Riverside Morongo Indian Reservation 1158 Comment
  RSA740082  Koeleria macrantha Scott D. White, Justin M. Wood 2008-6-16 12147 Riverside Meadow at Quinn Flat. 1378 Comment
  UC123725  Kopsiopsis strobilacea F. M. Reed 1908-7-14 2535 Riverside San Jacinto Mountains. South side of Tahquitz. 2133 Comment
  SD121784  Krameria bicolor C. H. Muller 1952-5-20 9512 Riverside Whitewater Canyon Comment
  JOTR01075  Krameria erecta Cole, James E. 1941-5-21 760 Riverside Joshua Tree National Park. DALE, COTTONWOOD ROAD 914 Comment
  CLARK-A1528-5687  Krameria grayi John C. Roos 1937-4-23 796 Riverside Whitewater Comment
  RSA408607  Krameria grayi Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  RSA735400  Krameria grayi Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11228 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
  UC168028  Krameria grayi S. B. and W. F. Parish April, 1882 Riverside Agua Caliente Comment
  UC574891  Krameria grayi C. Epling and Wm. Robison 1933-6-26 Riverside basin 5 mi s Lost Horse Wells; basin s Lost Horse Wells Comment
  UC574955  Krameria grayi C. Epling and Wm. Robison 1933-6-24 Riverside Morongo Pass , Morongo Pass (Little San Bernardino Mountains) Comment
  UCR147739  Krameria grayi Steve Boyd, Tammy Morgan, Aydee Virgen, S. DeGroot, V. Arvizu, T. Thibault 2004-5-14 11256 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy Chocolate Mountains Aerial Gunnery Range 570 Comment
  RSA561415  Lactuca serriola Steve Boyd, T. S. Ross, D. E. Bramlet 1992-9-9 7678 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Almos Road (7S04) and the confluence of Los Almos Creek., Up the San Mateo Trail north to Potrero de la Cienega. 396 Comment
  RSA0123345  Langloisia setosissima subsp. setosissima Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 8988 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in a side canyon off of Martinez Canyon, approximately 7 air miles southeast of the summit of Martinez Mountain. 698 Comment
  RSA0124823  Larrea tridentata Duncan S. Bell, Sarah De Groot, LeRoy Gross 2016-2-17 8749 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting on the Martinez Slide to the north of Toro Canyon, approximately 5.25 air miles east northeast of the summit of Martinez Mountain. 123 Comment
  RSA33309  Larrea tridentata N. C. Cooper 1943-10-3 942 Riverside Whitewater Canyon. Riverbank 762 Comment
  RSA390017  Larrea tridentata M. B. Dunkle 1932-3-25 2899 Riverside Near Cathedral Canyon. 61 Comment
  UCR167201  Larrea tridentata S. J. Myers 2005-3-24 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, east of N end of Salton Sea, along Coachella Canal 12 Comment
  UCR214553  Larrea tridentata A. C. Sanders 2010-3-15 37403 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
  UCR245740  Larrea tridentata Naomi Fraga, David Fracker, Thomas Stoughton 2012-3-15 3956 Riverside Sonoran (Colorado) Desert, off of Box Canyon Rd., [NE] of Shaver Well on an alluvial plain 323 Comment
  CAS-BOT-BC338933  Lasthenia californica F. W. Peirson 1922-4-29 4520 Riverside Lake Elsinore 374 Comment
  CAS-BOT-BC352707  Lasthenia coronaria C. L. Hitchcock; C. V. Muhlick 1962-3-16 22125 Riverside Temescal Canyon, 8 mi. S of Corona Comment
  UCR220076  Lasthenia coronaria D. E. Bramlet 1991-5-1 2102 Riverside Wilson Valley 671 Comment
  UCR97899  Lasthenia coronaria A. C. Sanders 1997-3-1 19710 Riverside Riverside, Box Springs Mtns.: Coyote Hill (Bench Mark 'Versity', 1386 ft.) and ridge S and SE of the UCR Botanic Garden 427 Comment
  CAS-BOT-BC329165  Lasthenia glabrata subsp. coulteri P. A. Munz; D. Keck 1922-4-15 4990 Riverside San Jacinto Lake near Moreno 365 Comment
  UCR240262  Lasthenia glabrata subsp. coulteri D. E. Bramlet, Robt. L. Allen, Fred M. Roberts 2011-4-30 4825 Riverside Peninsular Range; Elsinore Trough, Nichols Road wetlands area, 253 m south of Nichols Rd. & 76 m east of Baker St. 384 Comment
  UCSB60197  Lasthenia glabrata subsp. coulteri Bramlet, D. 1992-4-15 Riverside San Jacinto Wildlife Area, approx. 1 km. E of Davis Rd. 436 Comment
  RSA543606  Lasthenia gracilis Steve Boyd 1991-5-7 6168 Riverside Santa Ana Mountains, SE and E side of Elsinore Peak. 1006 Comment
  RSA708425  Lasthenia gracilis Scott D. White 2005-3-29 10834 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
  SD239604  Lasthenia gracilis John F. Green 2008-4-15 0408 16 Riverside Peninsular Range: Perris-Aguanga Valley; Moreno Valley/Mead Valley area, square parcel 0.8 km on a side, between Nandina Ave. and Oleander Ave., east of Day Street (Steele Peak 7.5'Q) 483 Comment
  CAS-BOT-BC361118  Lasthenia microglossa Peirson 1919-4-14 s.n. Riverside Murray Canon 487 Comment
  PASA1050  Lathyrus alefeldii Frank W. Peirson 1922-4-28 Riverside Leach canyon, Elsinore Region 548 Comment
  RSA14602  Lathyrus vestitus subsp. alefeldii Daniel Cleveland 1882-5-5 s.n. Riverside Temecula Comment
  UCD106531  Lathyrus vestitus var. alefeldii C. V. Meyer 1929-6-1 168 Riverside San Jacinto Mountains. 1676 Comment
  UCR123634  Lathyrus vestitus var. vestitus Steven R. Hill, A. C. Sanders 2001-5-4 33727 Riverside Santa Rosa Plateau, Carancho Road, at crossing of De Luz Creek (headwaters) 360 Comment
  UC62898  Layia glandulosa H. M. Hall 1902-4-22 2952 Riverside vicinity of Riverside 304 Comment
  RSA747957  Layia platyglossa Justin M. Wood 2009-5-15 711 Riverside Romoland, 1/4 mile S of Ethanac Rd, between San Jacinto Rd and Palomar Rd, just S of railroad tracks. 442 Comment
  UC50334  Layia platyglossa H. M. Hall 1903-4-1 3981 Riverside vicinity Riverside 365 Comment
  POM157893  Layia platyglossa subsp. campestris P. A. Munz 1927-5-21 10891 Riverside Coahuila Valley 1372 Comment
  CAS-BOT-BC534944  Lemna minuta W. R. Dudley; C. H. Thompson 1903-12-26 s.n. Riverside Palm Canyon Comment
  UCR113932  Lemna valdiviana Mitch Provance, A. C. Sanders 2000-7-4 2098 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  RSA0094889  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 east of Cabazon, c. 1.25 mi. NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms. 427 Comment
  UCR79360  Lepidium draba Steve Boyd 1992-4-18 6894 Riverside Perris-Aguanga Basin, Paloma Valley, c. 5 air mi southeast of Sun City at the corner of Leon Road and Scott Road 427 Comment
  CAS-BOT-BC89586  Lepidium lasiocarpum Philip A. Munz 1940-3-23 15687 Riverside Mohave Desert. North part of Pinto Basin, northern Riverside county. 609 Comment
  UC809724  Lepidium lasiocarpum var. lasiocarpum Philip A. Munz 1949-4-13 13061 Riverside above Cottonwood Springs (w end of Eagle Mts.); Colorado Desert, Eagle Mts. 1143 Comment
  RSA629025  Lepidium latifolium Scott D. White 1998-6-28 6801 Riverside Corona: River Road bridge over the Santa Ana River. 160 Comment
  RSA516883  Lepidium nitidum Steve Boyd 1986-3-1 1368 Riverside Gavilan Hills, Gavilan Plateau: 1/4 mile south of Harford Springs County Park. 640 Comment
  UCR126377  Lepidium nitidum A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 686 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  SD229115  Lepidium virginicum subsp. menziesii Dick Schwenkmeyer 2011-8-25 649 Riverside Thomas Mountain, Tool Box Springs Campground 1857 Comment
  UCSC000316  Lepidium virginicum var. medium I. J. Condit 2010-6-21 s.n. Riverside San Jacinto Mts., Strawberry Valley 1676 Comment
  UCR106731  Lepidium virginicum var. robinsonii John Wear, N. Moorhatch 1996-9-20 s.n. Riverside San Jacinto Mtns., upper end of Garner Valley 1433 Comment
  UCR98858  Lepidium virginicum var. robinsonii A. C. Sanders, G. Helmkamp 1997-3-15 19997 Riverside Peninsular Range, Lake Skinner, SE foot of Bachelor Mtn., just north of the lake 600 Comment
  CAS-BOT-BC329439  Lepidospartum squamatum John Thomas Howell 1927-8-1 2905 Riverside Lower part of Morongo Canon, N Colorado Desert 609 Comment
  RSA545232  Lepidospartum squamatum R. F. Thorne 1970-10 41882 Riverside San Bernardino Mountains- Whitewater canyon: ca. 1350 ft. near bridge and Whitewater Post Office to ca. 2000 ft. up the canyon toward fish hatchery. 610 Comment
  UCR82897  Lepidospartum squamatum A. C. Sanders, S. D. White, C. L. Sanders 1994-10-9 15806 Riverside San Bernardino Mtns., Whitewater Canyon, 2 mi below trout farm, above Bonnie Bell 564 Comment
  UCR89814  Leptochloa uninervia George K. Helmkamp 1994-3-10 42- 16 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
  JEPS69871  Leptodactylon pungens W. L. Jepson 1901-5-25 1456 Riverside Coyote Canyon , Coyote Canyon (sw of Santa Rosa Mts.) Comment
  RSA524407  Leptosiphon androsaceus Steve Boyd 1990-4-3 4098 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
  RSA559959  Leptosiphon androsaceus Steve Boyd, Orlando Mistretta 1992-4-23 7070 Riverside San Mateo Canyon Wilderness Area, along San Mateo Creek from Riverside Co. line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. 243 Comment
  POM99052  Leptosiphon floribundus E. C. Jaeger 1926-5-1 s.n. Riverside Joseph Canyon, Santa Ana Mts. Comment
  POM364624  Leptosiphon lemmonii T. W. Minthorn 1926-05 s.n. Riverside Near Banning. Comment
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Nov 13 2016
  RSA507939  Leptosiphon parviflorus Steve Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-3-28 2257 Riverside Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1500 Comment
  RSA586327  Leptosiphon parviflorus D. L. Banks, S. D. Boyd 1995-5-3 0192 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
  RSA124225  Lesquerella tenella P. C. Everett, E. K. Balls 1958-5-7 23115 Riverside S end Joshua Tree National Monument 1067 Comment
  UCR113192  Lessingia filaginifolia A. C. Sanders 1998-1-15 21631 Riverside Lake Skinner area, Black Mtn., along road up north side 884 Comment
  UCR202034  Lessingia filaginifolia Denise Woodard, G. Nuhn 1995-8-21 s.n. Riverside Peninsular Range; Perris-Aguanga Basin, 300 acre parcel at west end of Domenigoni Valley, c. 3 miles south of Winchester on the west side of Winchester Rd. 470 Comment
  UC1929880  Lessingia glandulifera Scott D. White 2003-10-9 9822 Riverside San Jacinto Mountains: Pine Cove area. Dutch Flat. Comment
  SFV11433  Lessingia glandulifera var. glandulifera M. L. Vincent 1963-10-19 444 Riverside Within 3 miles of California State Highway 74 (Pines to Palms Highway) as highway crosses Santa Rosa Indian Reservation. About 1.5 miles west of Santa Rosa summit. 1503 Comment
  UCR92653  Lessingia glandulifera var. glandulifera F. M. Reed 1933-9-20 8076 Riverside San Jacinto Mountains, near Keen Camp 1524 Comment
  UC3727  Lilium parryi H. M. Hall Jun 1901 2451 Riverside vicinity Strawberry Valley; San Jacinto Mountains 1524 Comment
  RSA543152  Linanthus bigelovii Steve Boyd, T. S. Ross, Mike Hammitt 1991-5-2 6021 Riverside Vail Lake region, alluvial benches along Kolb Creek, S of Hwy 79 at Jtn w/ Woodchuck Rd. 494 Comment
  CHSC26491  Linanthus californicus Richard Fellows 1970-5-7 22 Riverside Ca. 5 mi. W. of Corona, .5 mi. N. of Prado Dam off Hwy. 71. 304 Comment
  CLARK-A1528-3469  Linanthus dianthiflorus John C. Roos 1937-4-18 1371 Riverside Snow Creek Comment
  RSA773182  Linanthus dianthiflorus Duncan S. Bell, J. D. England 2010-5-27 1133 Riverside San Bernardino National Forest: Garner Valley, approximately 1 air mile southeast of junction of forest service road 6S04 and forest service road 6S13. 1354 Comment
  UC23484  Linanthus dianthiflorus A. J. McClatchie 1892-4-26 35 Riverside near Elsinore Comment
  POM364582  Linanthus dianthiflorus subsp. dianthiflorus M. B. Dunkle 1932-3-25 2954 Riverside 4 miles south of Banning. 457 Comment
  POM364583  Linanthus dianthiflorus subsp. dianthiflorus N. C. Cooper 1949-10-25 1014 Riverside Banning. 701 Comment
  RSA484736  Linanthus floribundus subsp. hallii A. C. Sanders, E. J. Lawlor 1988-10-22 8722 Riverside Pinyon Flats, Santa Rosa Mountains, along Horsethief Creek where the trail from Dolomite Mine crosses. 1100 Comment
  RSA703487  Linanthus jonesii LeRoy Gross, Leland Lubinsky, Victor W. Steinmann, Linda Lee Worlow 2005-2-17 1432 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground., [second UTM:] UTM 3720669N, 654757E. 480 Comment
  UC1051457  Linanthus jonesii Herbert L. Mason 1952-4-7 14207 Riverside Palm Canyon Palm Spring Comment
  UCR172806  Linanthus lemmonii Abby Sirulnik 2000-4-13 05 Riverside Peninsular Ranges, Southwestern Riverside County Multispecies Reserve, c. 3 mi NE of Skinner Reservoir 610 Comment
  SEINET7073454  Linanthus parviflorus A. G. Vestal 1963-4-25 s.n. Riverside Granite Rocks, about 1 mile west of Radec on Route 71 (presently Route 79). Coordinate datum: NAD27. Comment
  UC52447  Linanthus parviflorus H. M. Hall Mar 1898 Riverside Temescal Comment
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Nov 26 2011
  UCR171910  Linaria canadensis John F. Green 2006-4-27 s.n. Riverside Peninsular Ranges, Temecula, plot centered on San Diego Aqueduct corridor between Nicolas Road and Via Norte 381 Comment
  UCR158131  Linaria canadensis var. texana A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30101 Riverside Peninsular Range, Agua Tibia Mountains, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  UCR51066  Linaria canadensis var. texana S. J. Myers 1988-2-24 s.n. Riverside Peninsular Range, Temescal Canyon, about 0.25 mi west of intersection of Hwy I-15 and Indian Truck Trail 381 Comment
  RSA741082  Linaria pinifolia Justin M. Wood 2008-11-17 229 Riverside SW Perris Basin: Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  UC146428  Lobelia dunnii var. serrata Miss Kate Conger before Oct. 1909 Riverside Winchester Comment
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Mar 20 2011
  UCR158759  Lobularia maritima S. J. Myers 1993-1-22 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, SW of Mesa de Colorado, Carancho Rd. at Tortuga Rd. 396 Comment
  POM74991  Loeseliastrum schottii Marcus E. Jones 1903-5-10 10043 Riverside Palm Spring. 61 Comment
  CAS-BOT-BC342107  Logfia arizonica Steve Boyd 1986-5-1 1789 Riverside Southwestern Perris Basin: Hill W of Skunk Hollow Comment
  UC1022808  Logfia depressa Philip A. Munz 1940-3-23 15688 Riverside n end Pinto Basin; Southern California, Mohave Desert 609 Comment
  UC990730  Logfia depressa Roxana S. Ferris 1953-3-10 12602 Riverside desert at Thousand Palms; Indio Hills, Thousand Palms Comment
  UCR63514  Logfia filaginoides Scott D. White 1990-6-16 s.n. Riverside Santa Ana Mtns, Cleveland National Forest, private land just inside the Forest boundary; E wall of Hagador Canyon, near the mouth of the canyon 400 Comment
  UCD66453  Lolium perenne E. W. Lathrop 1966-5-26 6342 Riverside Santa Ana Mountains, Mail Divide Truck, Trail between El Carriso and Santiago Peak, Cleveland Nat'l. Forest. 1219 Comment
  UCR154545  Lolium perenne Jason L. Hlebakos 2005-5-13 674 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, large vernal pool on Mesa de Colorado, c. 4 mi SE of Squaw Mtn 634 Comment
  UCR54310  Lolium perenne Frank C. Vasek 1956-6-12 s.n. Riverside Riverside: Hwy 60, 1.05 mi east of Chicago Ave. on the University of California, Riverside campus Comment
  SEINET251685 Image available Lolium rigidum Walter Graves 2002-5-15 502 -14 Riverside Riverside: grown at U. C. R. in Agricultural Operations Fields ( Riverside East 7.5' Q.) 305 Comment
  SD136936  Lomatium dasycarpum subsp. dasycarpum Steve Boyd, Tim Ross, Orlando Mistretta 1992-3-31 6740 Riverside Santa Ana Mountains, San Mateo Cyn Wilderness Area. Morgan Trail from Round Potrero west to junction with Tenaja Trail in north fork Bear Crk 669 Comment
  SEINET10636214  Lomatium dasycarpum subsp. dasycarpum Greg Gust, Leith Nye 2005-3-11 Gust 548 Riverside Cleveland National Forest. Just off of Hwy 74 opposite El Cariso Campground on washed out forest road. 762 Comment
  UC875122  Lomatium dasycarpum subsp. dasycarpum I. W. Clokey 1933-4-18 6780 Riverside Gavilan Peak 700 Comment
  RSA526498  Lomatium lucidum Steve Boyd, Timothy S. Ross 1990-5-11 4693 Riverside Vail Lake area, N flank and summit of Wild Horse Peak in Agua Tibia Mtns, Cleveland Nat. Forest. 610 Comment
  SD120074  Lomatium utriculatum Louis B. Ziegler 1969-5-18 345 Riverside San Jacinto Mountains, Hemet Valley near Pine Meadows, bottom of valley floor 1435 Comment
  UCR102889  Lomatium utriculatum A. C. Sanders 1997-4-3 20174 Riverside Lake Skinner area, N edge of large clay patch adjacent to the E side of the Skinner entrance road, c. 1-2 km NE of Borel Road. 473 Comment
  UC64322  Lonicera subspicata var. denudata H. M. Hall July, 1901 2529 Riverside vicinity Strawberry Valley; San Jacinto Mountains 1615 Comment
  CAS-BOT-BC198539  Lotus L. R. Abrams 1926-3-26 11100 Riverside Between Edom and Garnet east of San Goronio Pass. Comment
  UCR107678  Lotus argophyllus G. F. Pratt 1997-3-8 s.n. Riverside Box Springs Mtns, S-facing slopes near highest peak, right around radio towers. 915 Comment
  RSA406722  Lotus argophyllus var. argophyllus Anstruther Davidson 1893-4-12 s.n Riverside Palm Springs. Comment
  RSA406723  Lotus argophyllus var. argophyllus E. A. Zumbro 1902-4-10 s.n. Riverside Box Springs Mountain, near Riverside Comment
  RSA567202  Lotus argophyllus var. argophyllus Walter Wisura, W. Steinmetz 1993-5-29 4918 Riverside PCT S of Hwy 74, near Table Mountain road Comment
  UC501578  Lotus argophyllus var. argophyllus Frank W. Peirson 1922-4-30 2933 Riverside St. John's Grade 762 Comment
  UCR17301  Lotus grandiflorus Tim Robertson 1971-5-14 s.n. Riverside San Jacinto Mtns, graded turnout areas on Hwy 74, midway between Valle Vista and Mountain Center. Comment
  CSUSB1187  Lotus hamatus Annette Price 1962-5-8 091 Riverside Santa Ana Mountains Santa Ana Mountains. Growing in Foothill woodland along Tenaja Road, 7 miles from Washington Ave. Comment
  UCR174115  Lotus hamatus A. C. Sanders, T. B. Salvato 2006-6-2 33085 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  UCR78446  Lotus hamatus Scott D. White 1993-4-22 1250 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 489 Comment
  GMDRC2043  Lotus heermannii J. Andre 2006-4-26 6757 Riverside Little San Bernardino Mountains: Joshua Tree National Park: Long Canyon, approx. 2.3 mi. S. of NE corner (boundary) of park Near 34.06072 deg. N 116.44711 deg. 43681' W. Elev. 3463 ft. 1056 Comment
  UCR116796  Lotus heermannii A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24150 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, along Gibbel Rd. 0.5-0.75 mi. east of State St., between Silver Dew Dr. and Morse Girard St., slopes and wash below the mouth of Avery Canyon 549 Comment
  RSA680834  Lotus heermannii var. heermannii Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8665 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
  UCR48479  Lotus humistratus Steve Boyd 1986-4-2 1586 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  LA47945  Lotus oblongifolius var. oblongifolius Carl Epling; William Robison 1935-6-30 sn Riverside Mt. San Jacinto, between Pine Flat Camp and Fuller's Mill Comment
  UCR35027  Lotus purshianus L. B. Ziegler 1967-8-2 200 Riverside Peninsular Ranges, San Jacinto Mtns., upper Herkey Creek area 1524 Comment
  JOTR31797  Lotus rigidus La Doux, Tasha, K. White, A. Holt, C. Ely, J. Van Warmerdam 2007-2-26 2099 Riverside Joshua Tree National Park. Eagle Mountains; Cottonwood Oasis 963 Comment
  RSA498788  Lotus rigidus Frances L. Cramer 1941-5-3 s.n. Riverside Joshua Tree National Monument Comment
  RSA0020377  Lotus scoparius Duncan S. Bell, Keir Morse 2013-3-30 4665 Riverside A small hidden spring in an unnamed canyon to the east of Snow Canyon, about 1.8 air miles southwest of Windy Point. 482 Comment
  RSA651075  Lotus scoparius subsp. scoparius Margaret Murphy 1983-4-15 0009 -A Riverside located in the north section of [parcel] 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead. Comment
  RSA522736  Lotus strigosus Steve Boyd, T. S. Ross, L. Arnseth 1990-3-29 3842 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
  RSA613662  Lotus strigosus D. L. Banks, Victor W. Steinmann 1997-3-13 1458 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
  RSA779588  Lotus strigosus Duncan S. Bell 2009-3-7 20 Riverside Arica Mountains: collecting on the ridgeline of the mountain range just north of the summit along the border of the Palen/McCoy Wilderness area. 614 Comment
  UC1129239  Lotus strigosus H. S. Yates 1937-3-23 6444 Riverside 15 mi nne Mecca; Themal Quad. 457 Comment
  UCR152517  Lotus strigosus A. C. Sanders 2005-4-22 29602 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  UCR13738  Lotus strigosus var. hirtellus N. R. Zabriskie, W. W. Zabriskie 1972-6-18 527 Riverside Peninsular Range; San Jacinto Mtns., along fire road south of the S end of Marion Ridge Rd., Pine Cove, NW of Idyllwild 1939 Comment
  UCR42356  Lotus strigosus var. hirtellus N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 189 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mountains, 1 mi west of Snow Creek Village 489 Comment
  SEINET10389800  Lotus strigosus var. tomentellus A. C. Sanders, Jim Malusa 2015-3-9 41364 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
  UCR214552  Lotus strigosus var. tomentellus A. C. Sanders 2010-3-15 37393 Riverside Sonoran (Colorado) Desert, pass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 deg. ) of Blythe 152 Comment
  RSA406280  Lotus unifoliolatus M. B. Dunkle 1933-7-20 3699 Riverside Idyllwild, San Jacinto Mountains. 1616 Comment
  RSA553936  Lotus unifoliolatus R. Montijo 1991-7-10 91 -21 Riverside Santa Rosa Plateau, Avenida Escalera, N of Tenaja Road and ca. 1 mile NE of Squaw Mountain. 610 Comment
  UC1929852  Ludwigia peploides subsp. peploides Scott D. White, Lynn Stafford 2007-6-27 11753 Riverside Chino Hills State Park: Santa Ana River floodplain just below Prado Dam. Comment
  UC1713654  Lupinus H. M. Hall 1901-7 2498 Riverside Tamarack Valley; San Jacinto Mountains, Tamarack Valley Comment
  SEINET10488535  Lupinus arizonicus David B. Dunn 1946-3-16 Dunn 2060 Riverside Collected on dry plateau 1/2 mile northeast of Pushawalla Palms (Springs). Indio Hills. Sparse desert scrub of Larrea and Franseria, with palms at the springs in the canyon. Comment
  UCR160076  Lupinus arizonicus Robin Schramm, R. Schoeninger 1998-3-14 16 Riverside Sonoran (Colorado) Desert, 0.5 miles north of I-10 fwy on Eagle Mtn Rd exit 305 Comment
  POM349990  Lupinus benthamii var. benthamii Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  UC1952557  Lupinus bicolor Steve Boyd 1995-5-13 8512 Riverside Santa Ana Mountains, south of Elsinore Peak near intersection of road to radio towers on summit and trail following old Main Divide Road grade. Comment
  POM350056  Lupinus bicolor subsp. microphyllus Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  RSA776230  Lupinus concinnus Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-29 874 Riverside Haugen Lehmann exit, Pacific Crest Trail up into canyon east of Cottonwood Canyon 762 Comment
  RSA779630  Lupinus concinnus Duncan S. Bell 2010-4-1 663 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
  UC68638  Lupinus concinnus H. M. Hall May, 1905 6022 Riverside Cottonwood Mts.; Colorado Desert, Cottonwood Mts. 609 Comment
  CAS-BOT-BC216683  Lupinus excubitus subsp. hallii Charles Piper Smith 1922-5-18 3063 Riverside Temescal Canyon 274 Comment
  RSA413768  Lupinus excubitus var. austromontanus Anstruther Davidson 1892-05 s.n. Riverside Banning. Comment
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Nov 29 2010
  JOTR33773  Lupinus excubitus var. excubitus La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-6-1 2927 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Northeast of Quail Mountain and just west of Johnny Lang Mine; Previously burned loose, rocky, gravelly slope above large drainage (stop 2) Comment
  RSA413709  Lupinus hirsutissimus Jeannette B. Edge 1934-3-25 18876 Riverside Jurupa Mountains Comment
  UCR35024  Lupinus hirsutissimus L. B. Ziegler 1967-4-18 113 Riverside Peninsular Ranges, Foothills of the San Jacinto Mtns, on Poppet Flat Rd 915 Comment
  POM187416  Lupinus polyphyllus var. burkei L. Crutcher 1933-8-22 6 Riverside stream between Tahquitz Valley and Red Tahquitz, San Jacinto Mts. Comment
  JOTR31222  Lupinus shockleyi La Doux, Tasha, Alice Miller, G. Clifton 2009-4-9 2006 Riverside Joshua Tree National Park. Eagle Mountains; (Stop 3) sand ramps 432 Comment
  JOTR30921  Lupinus sparsiflorus La Doux, Tasha, Bill Truesdell 2008-4-29 2596 Riverside Joshua Tree National Park. Little San Bernardino mountains, north end of Quail Mountain; Steep rocky slopes above side canyon, south of Johnny Lang Canyon (Stop 8) 1219 Comment
  UC63257  Lupinus sparsiflorus H. M. Hall 1904-5-16 4946 Riverside Fairmont Park; vicinity of Riverside 243 Comment
  UCSB39323  Lupinus sparsiflorus Jorgensen, Jan 1982-3-23 Riverside 3 kilometers up road to aerial tramway, Palm Springs 130 Comment
  CSUSB1635  Lupinus succulentus Rita Gibbons 1975-4-12 Riverside 3.5 miles north of highway 60 and Heacock in Sunnymead. Comment
  CLARK-A1656-835  Lupinus truncatus Theo Glenn 1979-4-8 Riverside San Jacinto Mountains Comment
  HSC83017  Lupinus truncatus N. M. Fellows 1985-3-16 109 Riverside Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mts, 1 mi. W of Snow Creek Village 489 Comment
  SD143893  Lupinus truncatus A. C. Sanders, G. Waines, et al. 1997-3-12 19867 Riverside Lake Skinner area; lower Rawson Canyon, along road northeast of Skinner Lake. 456 Comment
  SDSU14051  Lupinus truncatus Ingrid Poulin 2002-4-12 15 Riverside Santa Margarita Ecological Reserve; Red Mountain Truck Trail, 0.6 miles northeast of N. Stagecoach Lane. 201 Comment
  RSA502904  Lycium andersonii J. C. Lyman 1989-2-13 s.n. Riverside SW end of the Bernasconi Hills. 549 Comment
  RSA799075  Lycium andersonii Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6871 Riverside South side of Joshua Tree National Park, Cottonwood Spring 905 Comment
  UCR248092  Lycium pallidum var. oligospermum Duncan S. Bell, John Anderson, Kim Clark, Keir Morse 2012-11-11 4367 Riverside Sonoran (Colorado) Desert, Mecca Hills, at Hidden Spring just off Hidden Spring Canyon, c. 2.6 air miles south of Shaver Well, or c. 5.4 air miles northeast of junction of Box Canyon Road and the Coachella Canal 216 Comment
  RSA427023  Lycopersicon esculentum Louis C. Wheeler 1933-7-27 2040 Riverside Santa Ana River at Chino Creek. 152 Comment
  RSA435265  Lythrum californicum Anstruther Davidson 1892-05 s.n. Riverside Banning. Comment
  UC1921997  Lythrum californicum Scott D. White, Angelia Carey 2004-5-7 10342 Riverside San Jacinto Mountain Foothills: Indian Creek and adjacent foothills. Comment
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Jul 25 2019
  POM4782  Machaeranthera asteroides M. Durant, L. T. Street 1918-5-13 1 Riverside Hemet. 335 Comment
  UCR34936  Machaeranthera canescens subsp. canescens L. B. Ziegler 1964-10-10 45 Riverside San Jacinto Mtns., Garner (Hemet) Valley 1402 Comment
  SD181691  Madia gracilis Scott D. White, Sandy Leatherman 2000-5-31 7989 Riverside Near Squaw Mountain. 640 Comment
  SD236216  Madia gracilis A. C. Sanders, Tim Thomas 2008-6-20 35557 Riverside Peninsular Range; San Jacinto Mtns.: May Valley near Fleming Ranch, north of Bonita Vista Rd. and east of Herkey Creek (Idyllwild 7.5'Q) 1550 Comment
  POM10403  Malacothamnus fasciculatus Charlotte M. Wilder 1904-6-11 35 Riverside Wilders Canyon; Jurupa Hills near Riverside. Comment
  UCR40080  Malacothamnus fasciculatus Steve Boyd 1985-7-23 1026 Riverside Peninsular Range, De Luz Road, 9.8 mi. west of Rancho California 244 Comment
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Oct 17 2006
  OBI5742  Malacothamnus fasciculatus subsp. fasciculatus Charlotte M. Wilder June1904 35 Riverside Wilder's Canon Jurupa hills Comment
  SD227756  Malacothrix clevelandii A. C. Sanders 1994-5-30 14586 Riverside San Bernardino Mountains: NNE of Beaumont at Highland Springs, hills N of the end of Bellflower Ave. at Dutton St. 950 Comment
  POM14253  Malacothrix coulteri P. A. Munz 1922-4-9 4813 Riverside Hayfields, Chuckwalla Valley 152 Comment
  CAS-BOT-BC347690  Malacothrix glabrata L. R. Abrams 1926-3-27 11126 Riverside Near Whitewater Comment
  POM362307  Malacothrix glabrata M. B. Dunkle 1932-3-25 2892 Riverside Cabazon. Comment
  POM362322  Malacothrix glabrata Ora M. Clark 1929-3-16 1693 Riverside South of Cabazon. Comment
  POM362323  Malacothrix glabrata Ora M. Clark 1929-3-16 1718 Riverside NW Whitewater Comment
  POM37223  Malacothrix glabrata Marcus E. Jones 1903-5-10 s.n. Riverside Palm Springs. 61 Comment
  RSA475301  Malacothrix glabrata Steve Boyd, Sara Meury, Richard Noyes, D. Nordin, L. Arnseth, Timothy S. Ross 1988-3-10 2109 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  UC831146  Malacothrix glabrata Ivan Johnston Apr 4 1917-Apr 6 1917 1004 Riverside Mouth of Palm Canyon Colorado Desert Comment
  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
  RSA0121047  Malacothrix stebbinsii Duncan S. Bell, LeRoy Gross 2016-3-29 9120 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
  SEINET998497  Malvaceae A. C. Sanders, T. B. Salvato 2006-1 32245 Riverside Riverside, UCR campus, weed in botanical garden. (Riverside East 7.5' Q) 351 Comment
  RSA557349  Malvella leprosa Julie Greene 1993-5-12 1298 Riverside San Jacinto Wildlife Area; south of gated W-E road, east of Davis Road. 433 Comment
  JEPS42466  Marah macrocarpa W. G. Wright 1892-1 Riverside Palm Springs Colorado Desert Comment
  UCR116910  Marah macrocarpa A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23962 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon area west of Del Rey Rd., hills on both sides of gas pipeline route 390 Comment
  CAS-BOT-BC218950  Marina parryi Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center Comment
  SD129346  Marina parryi A. C. Sanders 1989-9-19 9505 Riverside 1.75 km south of Tabaseca Tank, along the wash above Tabaseca Target. 680 Comment
  RSA0034844  Marrubium vulgare Norman C. Cooper 1944-4-22 1112 Riverside Banning. 731 Comment
  CAS-BOT-BC67842  Marsilea vestita John C. Roos 1952-5-21 5704 Riverside San Jacinto river bottomland 1 1/2 miles southeast of Perris 426 Comment
  RSA617804  Marsilea vestita R. E. Riefner 1998-3-22 98 -197 Riverside Glen Ivy Fault, Main Street Comment
  UCR96204  Matelea parvifolia A. C. Sanders, G. Helmkamp, O. Clarke, B. Pitzer 1996-11-9 19648 Riverside Sonoran (Colorado) Desert, Orocopia Mtns., near 'Bob's Cabin', 5 mi. (air) south of Hayfield Pump Sta., east of Maniobra Valley, central section of arroyo (N of peak 2552 to Bench Mark 1899) 610 Comment
  RSA614124  Matricaria matricarioides D. L. Banks 1997-2-23 1291 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, south of Pechanga Road in the Reservation, north of Pechanga Creek, and east of the Pechanga Tribal Government Center. 367 Comment
  POM13828  Meconella denticulata P. A. Munz 1922-4-28 5040 Riverside Leach Canyon 610 Comment
  RSA0028709  Medicago minima Norman C. Cooper 1944-5-6 1214 Riverside Banning. 701 Comment
  RSA512168  Melia azedarach Ed LaRue 1989-5-4 s.n. Riverside 2 mi (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; At McViker Canyon. 488 Comment
  RSA522297  Melia azedarach Steve Boyd 1989-7-7 3767 Riverside Upper Temescal Canyon at SE end of Alberhill Mtn. S of I-15 at Nichols Rd. exit. Comment
  RSA0121430  Melica frutescens Duncan S. Bell, LeRoy Gross 2016-3-30 9147 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.75 air miles southeast of the summit of Martinez Mountain. 698 Comment
  UCR226048  Melica frutescens A. C. Sanders, Nathan Moorhatch 2011-3-22 38765 Riverside Peninsular Range, powerline corridor through hills 6.4 km SW of Perris, east of Hwy 74 and south of Ethanac Rd. 506 Comment
  CLARK-A1528-74  Melica imperfecta C. M. Flanagan 1973-4-14 OO 107 Riverside Sunnymead 609 Comment
  RSA716373  Melica imperfecta Scott D. White 2006-4-27 11291 Riverside Santa Rosa Hills, S. of Hemet. 549 Comment
  SEINET949795 Image available Melica imperfecta Mitch Provance 2003-1 9906 Riverside Santa Ana River Valley: Northern extreme of the La Sierra Hills, on the N-facing slopes and ridges just S of Crestlawn Memorial Cemetery 274 Comment
  UC818873  Melica imperfecta P. A. Munz and I. M. Johnston 1922-5-21 5500 Riverside near Kenworthy (Hemet Valley); San Jacinto Mts., Hemet Valley 1402 Comment
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Mar 25 2011
  UCR133029  Melica imperfecta Scott D. White 1993-4-22 1223 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 489 Comment
  UCR241661  Melica imperfecta T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 341 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  UCR82277  Melilotus albus J. M. Stewart 1994-5-2 855 Riverside Western Colorado Desert, Coachella Valley, Thermal. Polk Street and Airport Blvd. Comment
  UCR9107  Mentha X piperita O. F. Clarke 1969-9-28 s.n. Riverside Riverside, residence of O.F. Clarke, 1012 Spruce Street 305 Comment
  UC140494  Mentzelia affinis C. F. Baker 1904-4-5 4141 Riverside Hemet Comment
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Jul 4 2010
  POM158437  Mentzelia dispersa P. A. Munz 1927-5-21 10854 Riverside Coahuila. 1372 Comment
  OBI8349  Mentzelia involucrata David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-27 12064 Riverside Along Box Cyn Rd, ca 20 mi ENE of Mecca in Orocopia Mts 274 Comment
  UCR178537  Mentzelia involucrata R. G. Swinney 1967-5-26 137 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Snow Creek 381 Comment
  POM126264  Mentzelia involucrata var. megalantha Martha Hilend 1927-4-2 s.n. Riverside Box Canyon near Shaver s Well, Colorado Desert. Comment
  RSA444554  Mentzelia involucrata var. megalantha Walter Wisura 1988-3-1 4198 Riverside Colorado Desert. 4.7 miles from Interstate 10 along Box Canyon Road toward Mecca, in gravelly bajada. Comment
  POM13041  Mentzelia obscura P. A. Munz, D. D. Keck 1922-4-9 4854 Riverside Vicinity of Corn Springs, Chuckwalla Mtns, Colorado Desert. 396 Comment
  UCR160323  Micropus californicus Steve Boyd 1992-4-14 6804 Riverside Santa Ana Mtns., San Mateo Canyon Wilderness. Along Verdugo Trail from Tenaja Tr. to Bluewater Tr. in upper watershed Bluewater Canyon. south of Sitton Peak 854 Comment
  CAS-BOT-BC348453  Micropus californicus var. californicus E. W. Lathrop 1965-5-9 5734 Riverside 6 miles W of Murrieta Comment
  RSA559927  Microseris douglasii subsp. platycarpha Steve Boyd 1992-4-18 6896 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
  UCR220322  Microseris douglasii subsp. platycarpha D. E. Bramlet, Bill Wagner, Ken Osborne 1998-4-9 2586 B Riverside Peninsular Range, north flank of Bachelor Mtn., 1.68 km south of Rawson Road and 1.5 km northeast of the peak of Bachelor Mtn., adjacent (east and west) of the Rawson Cyn. access road 518 Comment
  UCR75554B  Microseris elegans A. C. Sanders 1993-5-12 14007 B Riverside San Jacinto Valley, Hemet, SW corner of intersection of Florida Ave (Hwy 74) & Warren Rd., between new San Diego Aqueduct and Warren Road 460 Comment
  POM8582  Mimulus aurantiacus var. pubescens I. M. Johnston 1920-5-8 8582 Riverside Butte west of Lakeview. 610 Comment
  UC943881  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-7 1889 E Riverside Indian Canyon Truck Trail, e slope of mts. Santa Ana Mts. 640 Comment
  UCR139153  Mimulus aurantiacus var. pubescens S. J. Myers, M. D. Wilcox 2003-5-15 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1159 Comment
  UCR1657  Mimulus aurantiacus var. pubescens Leland R. Dykes 1962-5-1 61 Riverside Santa Ana Mtns, San Mateo Canyon Road, c. 10.5 mi west of Palomar Road, Murrieta Comment
  RSA442709  Mimulus aurantiacus var. puniceus E. Crow 1929-4-21 342 Riverside Hills west of Lake elsinore Comment
  RSA444468  Mimulus aurantiacus var. puniceus Roos 1966-4-29 s.n. Riverside Rocky hills between March Air Force Base and Lakeview. Comment
  RSA552757  Mimulus aurantiacus var. puniceus Steve Boyd, Tim S. Ross, Orlando Mistretta 1992-3-31 6743 Riverside San Mateo Canyon Wilderness Area. Morgan Trail from Round Potrero W to junction with Tenaja Trail in N-fork Bear Creek. 670 Comment
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Sep 16 2007
  UC1292579  Mimulus aurantiacus var. puniceus C. L. Hitchcock, C. V. Muhlick 1964-3-17 23105 Riverside 10 mi n Pala (on road to Elsinore) Comment
  UC943922  Mimulus aurantiacus var. puniceus H. E. McMinn, M. Van Rensselaer 1945-6-7 1890 A Riverside Indian Canyon Truck Trail, e slope of mts. Santa Ana Mts. 792 Comment
  UCR133632  Mimulus aurantiacus var. puniceus I. W. Clokey, C. B. Clokey, B. C. Templeton 1930-4-15 4728 Riverside Gavilan Hills, Perris to Gavilan Peak 600 Comment
  RSA522285  Mimulus brevipes Steve Boyd, Orlando Mistretta, Walter Wisura 1989-5-30 3745 Riverside Lake Skinner County Pk, S. base of Bachelor Mtn Comment
  SEINET4095872  Mimulus brevipes C. Davidson 1975-1 2812 Riverside 5.4 miles north of Alameda Station on road R1 from Idyllwild to Banning. 1652 Comment
  CAS-BOT-BC9454  Mimulus diffusus Frank Warrington Peirson 1922-4-30 2934 Riverside Hills south of Tuscalota Creek, Aguanga to Hemet Road Comment
  LA209478  Mimulus fremontii Norman C. Cooper; 1944-6-17 1417 Riverside San Jacinto Mountains, above Banning 1219 Comment
  SEINET4095837  Mimulus fremontii C. Davidson 1975-1 2808 Riverside 5.4 miles north of alandale Station on road R1 from Idyllwild to Banning. 1652 Comment
  UCR162768  Mimulus fremontii S. J. Myers, John F. Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1189 Comment
  SEINET4678065  Mimulus guttatus T. B. Salvato, Melissa Clemons 2005-6-23 1307 Riverside Peninsular Range; Temescal Valley: Walker Canyon, 1.5 miles due east of Alberhill, North of Hwy I-15 (Lake Elsinore 7.5ft Q); 0 411 Comment
  JEPS10962  Mimulus inodorus Carl V. Meyer 1928-7-26 524 Riverside 1/2 mi e Dutch Flat (Hannah's Sawmill); San Jacinto Mts. 1828 Comment
  UC1537586  Mimulus nasutus Gordon H. True Jr. 1935-4-1 191 Riverside Box Springs 365 Comment
  UC64196  Mimulus primuloides H. M. Hall July 1901 2349 Riverside Tauquitz Valley San Jacinto Mountains 2438 Comment
  POM121903  Minuartia douglasii Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  POM293184  Mirabilis laevis var. crassifolia Lyman Benson 1946-4-15 12022 Riverside 2 miles east of Banning, Colorado Desert. 610 Comment
  POM757  Mirabilis laevis var. retrorsa I. M. Johnston 1917-4-4 s.n. Riverside Colorado Desert: Palm Canyon. 305 Comment
  UC851739  Mirabilis laevis var. retrorsa I. W. Clokey 1935-4-17 6602 Riverside Cottonwood Springs Comment
  RSA0042111  Mirabilis tenuiloba Duncan S. Bell, LeRoy Gross 2014-3-6 6191 Riverside Santa Rosa Mountains; Toro Canyon on the east side of Martinez Mountain. 259 Comment
  RSA0104457  Mirabilis tenuiloba Duncan S. Bell, Sarah DeGroot, Cheryl Sevilla 2015-2-10 7744 Riverside Santa Rosa Mountains; a narrow unnamed canyon about 2 air miles south of La Quinta, and about 5.25 air miles northeast of the summit of Martinez Mountain. 232 Comment
  SDSU10812  Mohavea confertiflora A. H. Gallup 1949-3-28 384 Riverside Palms to Pines Hwy, above Desert Center [interpreted to be Palm Desert], east slope, Colorado Desert drainage area, in bottom of dry wash. 152 Comment
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Jan 30 2013
  UCR86859  Mohavea confertiflora A. C. Sanders, K. C. Rose 1995-4-27 16740 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
  UCR207606  Mollugo verticillata O. F. Clarke 2004-5-10 s.n. Riverside Peninsular Range, Riverside, UCR campus, agricultural operations area west of Canyon Crest Dr. and south of Martin Luther King Blvd., at 'Midgeville' the Entomology Dept. experimental ponds 302 Comment
  UCR121211  Monardella lanceolata D. E. Bramlet 1989-5-19 1871 Riverside Perris-Aguanga Basin region, South Domengoni Hills, 6000 ft. south of Newport Rd. and 5000 ft. east of MWD canal 518 Comment
  CAS-BOT-BC215495  Monardella nana Elizabeth McClintock 1941-7-21 127 Riverside San Jacinto Mts., trail to Hidden Lake, along rocky slopes of switchbacks Comment
  UC1499861  Monardella nana Elizabeth McClintock 1940-5-19 9 Riverside 2 1/4 miles off Pines to Palms Highway, on road to Santa Rosa Mt. Comment
  RSA750298  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-12 107 Riverside San Jacinto Mountains. Trail to Deer Springs, a short distance below first spring which crosses trail. Comment
  UC1499800  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-12 104 Riverside Deer Springs and Suicide Rock trail, one switchback below the forks San Jacinto Mts. Comment
  UC1499805  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-12 109 Riverside trail to Deer Springs (below third spring which crosses trail); San Jacinto Mts. Comment
  RSA82967  Monardella robisonii G. R. Campbell 1953-11-11 18738 Riverside Botanic Garden Nursery Seedling, from seed collected by P.A. Munz, Dec. 15, 1952 at 3800 ft. elev. in sun about rocks, Stirrup Tank, Joshua Tree National Monument, Mojave Desert. 1159 Comment
  SEINET3101625 Image available Monardella robisonii Tasha La Doux, Jim Andre 2008-9-16 349 Riverside Mojave Desert; Joshua Tree National Park, northeast end of Splitrock Picnic Area (Queen Mountain 7.5 Q.) 1327 Comment
  UCR121351  Monardella robisonii A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24609 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 1372 Comment
  RSA65882  Monolepis nuttalliana F. W. Peirson 1918-03 1834 Riverside Field near Indio. Comment
  RSA517245  Monoptilon bellioides Steve Boyd, Thomas S. Elias, Erika Winter 1986-2-18 1337 Riverside Shavers Valley, Colorado Desert: Hwy 195 north base of the Orocopia Mountains, halfway between Box Canyon and I-10. Comment
  SD28014  Monoptilon bellioides Carl B. Wolf 1932-4-27 3061 Riverside 5.0 miles east of Desert Center. 149 Comment
  UCR75083  Monoptilon bellioides A. C. Sanders, E. J. Lawlor 1992-4-4 12130 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  LA10011  Muhlenbergia asperifolia Louis C. Wheeler; 1933-12-2 2313 Riverside US 99, 2 mi. NW Whitewater Station 365 Comment
  RSA69814  Muhlenbergia asperifolia J. C. Roos 1951-9-25 5257 Riverside West end Fairmount Park 259 Comment
  UCR174253  Muhlenbergia microsperma A. C. Sanders, T. B. Salvato 2006-6-2 33070 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  OBI22027  Muhlenbergia porteri Robert F. Hoover 1966-10-15 10175 Riverside Bighorn Dr, San Jacinto Mts Comment
  SD82647  Myriopteris parryi Louis C. Wheeler 1933-12-2 2305 Riverside Mouth of Tahquitz Canyon near Palm Springs 142 Comment
  UC1971499  Myriopteris parryi Louis C. Wheeler 1963-3-17 8243 Riverside SANTA ROSA MOUNTAINS: Martinez Canyone. Comment
  SD27438  Myriopteris viscida The Brothers Parish 1882-1 Riverside Agua Caliente [now Palm Springs] Comment
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Jul 16 2010
  UCSB5298  Nama demissa Walker 1954-4-10 Riverside Mouth of White Water Canyon Comment
  POM98949  Nama demissa E. C. Jaeger 1926-3-24 s.n. Riverside Eagle Mountains. Comment
  RSA727598  Nama demissa var. demissa Naomi S. Fraga, Lisa Rojas 2005-2-10 1387 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 361 Comment
  SD193304  Nama stenocarpa Chris E. True, Robert Cox 2005-7-21 Riverside Mystic Lake, lakeshore west sof Bridge Street intersection with Gilman Springs Road. 436 Comment
  UCD119548  Nama stenocarpa D. E. Bramlet; A. C. Sanders, M. Costea, and T. Salvato 1999-10-15 2817 Riverside Mystic Lake. The site is 198m S of Gilman Hot Springs Rd, 1.22 km NW of Hwy 79 and 2.1 km S of Jackrabbit trail. 433 Comment
  RSA544393  Nassella cernua Steve Boyd 1991-5-30 6321 Riverside Winchester Valley, SE end of Double Butte, just N of Winchester, 1/2 mile W of Highway 79 457 Comment
  RSA179506  Nassella lepida E. W. Lathrop 1964-5-10 5376 Riverside 10 miles west of Murrieta. 610 Comment
  CLARK-A1528-3446  Navarretia atractyloides John C. Roos 1943-7-15 2733 Riverside San Timoteo Canyon Comment
  POM220131  Navarretia atractyloides F. M. Reed 1932-6-20 7239 Riverside Dry roadside opposite Prison Camp at Dripping Springs - road from Temecula to Aguanga. Comment
  RSA192023  Navarretia atractyloides E. W. Lathrop 1960-6-6 4836 Riverside 14 miles west of Murrieta. Comment
  POM157942  Navarretia fossalis P. A. Munz 1927-5-20 10803 Riverside Murrieta Hot Springs. Comment
  RSA0015059  Navarretia fossalis D. E. Bramlet, Fred Roberts, I. Anderson 2005-6-10 3875 Riverside 4.5 miles west of Hemet. The site is located 1000 feet south of Stetson and 300 feet east of California. 456 Comment
  UCR17617  Navarretia hamata O. F. Clarke, J. M. Harper, Helen Leach 1966-5-27 s.n. Riverside Santa Ana River bottom below the city sewage treatment plant Comment
  UCR18162  Nemacladus glanduliferus A. C. Sanders 1978-3-19 00255 Riverside Santa Rosa Mtns/Colorado Desert, Deep Canyon Reserve, along the Worley Trail just above the Research Center 427 Comment
  RSA668415  Nemacladus glanduliferus var. glanduliferus S. Granger 1979-4-12 s.n. Riverside Pinkham Wash-Cottonwood Mountains foothills. South of Colorado River Aqueduct north of Cactus City. 488 Comment
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May 12 2016
  SEINET10458417  Nemacladus longiflorus Secrest 1951-5-18 SECREST s.n. Riverside San Jacinto River bed, few miles east of Hemet Comment
  RSA525253  Nemacladus longiflorus var. breviflorus Steve Boyd, Timothy S. Ross 1990-5-11 4631 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79. 549 Comment
  UCR138569  Nemacladus orientalis Steve Boyd, Orlando Mistretta 1986-3-13 1460 Riverside Sonoran (Colorado) Desert, West side of Palen Mountains, NE of Desert Center. Upper bajada at base of range 244 Comment
  JEPS5404  Nemacladus pinnatifidus W. L. Jepson 1928-4-25 12601 B Riverside Cottonwood Springs; Colorado Desert, Eagle Mountains Comment
  RSA439259  Nemacladus ramosissimus N. C. Cooper 1944-5-21 1239 Riverside San Jacinto Mountains, West side 915 Comment
  RSA525252  Nemacladus ramosissimus Steve Boyd, Timothy S. Ross 1990-5-11 4630 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79. 549 Comment
  RSA518555  Nemacladus rubescens O. F. Clarke 1973-4-1 s.n. Riverside At south entrance to Joshia Tree National Monument, just below Cottenwood Springs. Comment
  RSA747842  Nemacladus rubescens Scott D. White, Justin M. Wood 2009-4-29 12621 Riverside Little San Bernardino Mountains: City of Desert Hot Springs, Proposed development N of Pierson Blvd and E of Verbena Dr. Comment
  CAS-BOT-BC4007  Nemacladus tenuis var. tenuis H. M. Hall 1905-4-17 5819 Riverside Eastern base of Indio mt., Colorado Desert 150 Comment
  POM312147  Nemophila menziesii var. integrifolia N. C. Cooper 1944-5-20 1310 Riverside Palms to Pines Highway [Hwy. 74], San Jacinto Mountains. 1372 Comment
  UCR35124  Nemophila menziesii var. integrifolia L. B. Ziegler 1968-5-1 280 Riverside San Jacinto Mtns., at Chimney Flats 1468 Comment
  CSUSB121  Nemophila menziesii var. menziesii Randy Salstrom 1966-3-3 Riverside Bottom of canyon at east end of Blain Street, in the Box Springs Mountains in Riverside (city). 274 Comment
  JOTR37063  Nicolletia occidentalis La Doux, Tasha, M. Harding, J. Heintz, D. Thomas 2015-4-23 3549 Riverside Joshua Tree National Park. Little San Bernardino Mountains, north of Eureka Peak road; along northward corridor with California Riding and Hiking Trail, sandy wash bottom with steep granite rocky slopes Comment
  CAS-BOT-BC233451  Nicotiana glauca S. B. Parish 1913-9-20 8622 Riverside Mecca, Salton Sink 57 Comment
  UCR2914  Nicotiana glauca Nancy Atha 1963-3-24 32463- 8 Riverside Upper Santa Ana River/San Bernardino Valley region, Riverside, NW side of [Quarry Hill] at the corner of Madison St. and Victoria Ave 335 Comment
  RSA450077  Nicotiana obtusifolia J. C. Roos 1966-2-5 s.n. Riverside Pushawalla Wash near 1000 Palms, Indio Hills. Comment
  RSA0018760  Nicotiana obtusifolia Philip A. Munz, L. T. Street, G. Williams 1919-3-25 2331 Riverside Palm Canyon. 244 Comment
  UC129476  Nicotiana quadrivalvis H. M. Hall 1907-7-2 8007 Riverside vicinity Riverside (Santa Ana River); Santa Ana River 274 Comment
  CAS-BOT-BC131887  Nolina parryi C. B. Wolf 1931-5-11 1949 Riverside Near Pipe Creek, above Hemet Valley, San Jacinto Mts. 1676 Comment
  RSA58891  Nolina parryi Sara M. Schenck 1950-6-8 15482 Riverside Below dam in wash above Desert Queen Mine, Joshua Tree National Monument. Comment
  UC219553  Nolina parryi P. A. Munz 1922-6-30 5928 Riverside rocky slopes s Santa Rosa; Santa Rosa Mts. 1767 Comment
  SEINET12188942  Oenothera bistorta J. F. Bright, Wyman, C. 1933-1 8086 Riverside near Palm Springs Comment
  UC1241187  Oenothera californica subsp. californica Peter H. Raven 1959-4-23 14021 Riverside 4.1 mi w Dripping Springs Comment
  RSA40570  Oenothera cespitosa subsp. marginata J. C. Roos 1947-4-5 3427 Riverside North base Santa Rosa Mountains, upper reaches of Deep canyon. Comment
  CLARK-A1528-670  Oenothera deltoides Charlotte Stocks 1962-5-18 Riverside Coachella Valley Comment
  LA206198  Oenothera deltoides A. M. Johnson; 1933-4-28 4206 Riverside E of Cool's Ranch, 4 mi N of Indian Wells, and 15 mi. below Palm Springs Comment
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Mar 10 2014
  UC723984  Oenothera deltoides subsp. deltoides Aven Nelson and Ruth A. Nelson 1930-3-30 3337 Riverside on hwys 60 and 70 between Blythe and Mecca Comment
  UCR41329  Oenothera elata N. M. Fellows 1984-11-12 16 Riverside San Jacinto Mtns., Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn. 489 Comment
  RSA734944  Oenothera scapoidea W. Marquart 1938-3-12 s.n. Riverside 10 mi. W. of Desert Center. Comment
  SEINET7909440  Oenothera speciosa P. L. Packard 1976-1 Riverside 6 mi W of Blythe, Interstate 10 Comment
  SBBG87722  Oligomeris linifolia S. Boyd with R. Noyes, L. Arnseth, T. Ross 1988-3-10 2128 Riverside N end of Palen Mtns, 2 mi W of Palen Pass 300 Comment
  SEINET7259110 Image available Oligomeris linifolia Noel H. Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-1 6417 Riverside Big Maria Mountains, 12 airline miles north of downtown Blythe 290 Comment
  UCR74362  Oligomeris linifolia Theo Glenn 1991-4-30 91- 72 Riverside Sonoran (Colorado) Desert, McCoy Mtns, NW of Blythe 280 Comment
  POM122388  Olneya tesota Marcus E. Jones 1926-2-16 s.n. Riverside West of Desert Center Comment
  CAS-BOT-BC383075  Oncosiphon piluliferum R. E. Riefner, Jr. 2014-6-1 14 -141 Riverside Northeast of Norco, E of Eastvale, Community of La Sierra, Hidden Valley Wildlife Area, Santa Ana River Trail, ca. 0.6 mi N of Arlington Ave. 205 Comment
  SEINET8191817 Image available Oncosiphon piluliferum D. W. Taylor 2003-5-8 18551 Riverside San Jacinto Wildlife Area, Davis Road, 0.5 mile N of Lakeview. 434 Comment
  UCD134652  Oncosiphon piluliferum A. C. Sanders 2004-4-9 27479 Riverside Perris Valley: Ramona Expressway at east end of Lake Perris dam. 457 Comment
  UCR116808  Opuntia basilaris A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23938 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  CAS-BOT-BC58054  Opuntia basilaris var. basilaris F. A. Thackery 1924-2-8 41 Riverside Field redacted by CAS, contact the data manager for more information Comment
  RSA0002173  Opuntia erinacea var. paucispina M. B. Dunkle 1934-11-3 4236 Riverside Ribbonwood, Santa Rosa Mt. Comment
  RSA20710  Opuntia parryi C. B. Wolf 1938-1-5 9385 Riverside San Gorgonio Pass, 1 mile west of Cabazon. 549 Comment
  RSA285344B  Opuntia phaeacantha Lyman Benson 1955-12-6 15624 Riverside 3 miles east of Cabazon.US 99. Colorado Desert. 457 Comment
  SEINET2449323  Opuntia phaeacantha S. White, et al. 1996-7-2 4267 Riverside San Jacinto / Santa Rosa Mtns., Pinyon Flat Area: N of Hwy 74, ca 10 road miles E of jct. w/Hwy 371.; 0 1250 Comment
  UCR75963  Orcuttia californica D. E. Bramlet 1992-4-29 2253 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto Valley, 8 km SW of Hemet, NW of the intersection of California Ave. and Stowe Rd., c. 250 ft. north of Stowe Rd. and c. 350 ft. west of California Ave. 456 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
  JEPS22573  Orobanche cooperi Rimo Bacigalupi with Paul C. Hutchison 1958-2-19 6205 Riverside 20 mi n of Desert Center (and about 3-4 mi e of the eastern base of the Coxcomb Mountains, along the Parker Dam Highway from Rice to Desert Center); Colorado Desert, Parker Dam Highway 243 Comment
  UCR103296  Orobanche cooperi George K. Helmkamp 1998-4-4 3176 Riverside Sonoran (Colorado) Desert, 2.3 mi. north of Hwy I-10 on Eagle Mtn Rd. 274 Comment
  UCSB13105  Orobanche cooperi Dearing, Hugh; Dearing, Margaret 1940-1-1 Riverside Desert Sand, N.E.of Mecca Comment
  UCR263229  Orobanche fasciculata A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41461 Riverside San Gorgonio Pass, San Gorgonio River wash, c. 2.95 miles ESE of Cabazon, c. 0.84 mi. NNW (335 deg. ) of One Horse Spring, south of I-10 and SE of water bottling plant, edge of wind farm 452 Comment
  RSA586105  Orobanche fasciculata D. L. Banks, S. D. Boyd 1995-4-5 145 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. 622 Comment
  UC1520011  Osmadenia tenella Robert Gustafson, Gary Wallace 1983-6-23 2721 Riverside ca 2 1/2 mi from its junction with Hwy. 15 Clinton Keith Road; Santa Ana Mts. Comment
  RSA560410  Oxalis albicans subsp. californica Steve Boyd 1992-4-14 6873 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area; Bluewater Canyon along Bluewater Trail downstream to the confluence with San Mateo Creek. 341 Comment
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Oct 22 2014
  SEINET10635289  Oxalis pes-caprae Greg Gust, Leith Nye 2005-3-11 Gust 539 Riverside Lake Elsinore City Limits. At intersection of Ellis St. & Franklin St. in an overgrown disturbed site. 400 Comment
  UC64122  Paeonia californica H. M. Hall 1897-2-27 370 Riverside Rawson Comment
  UCR176269  Paeonia californica Teresa Nieto 2005-4-14 04 Riverside Peninsular Range, Agua Tibia Mountains, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  CAS-BOT-BC327925  Palafoxia arida J. Von Loh 1978-1-23 3307 B Riverside Palo Verde Mesa, 12 mi W of Blythe 121 Comment
  SEINET10473921  Palafoxia arida Chris Dietrich, Mary Merello; Heidi H. Schmidt 1994-4-13 Dietrich 28 Riverside 7.5 miles south of North Shore on State Highway 111. Along highway on east shore of Salton Sea. Sandy beach soil with creosote bush common. 40 Comment
  RSA339626  Palafoxia arida var. arida R. F. Thorne, C. W. Tilforth 1980-5-28 54160 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
  UC472878  Palafoxia arida var. arida Mary F. Spencer 1920-3-28 222 Riverside Palm Springs Colorado Desert 121 Comment
  UCD166249  Palafoxia arida var. arida Jack Major 1962-4-17 782 Riverside Along the west facing wall of Whitewater Canyon, just east of San Gorgonio Pass, north of US HWYs 60 and 70, (modern Interstate 10 in this locality). (Exact location unknown. Coordinates estimated by label maker.) 670 Comment
  UCR196382  Palafoxia arida var. arida Naomi Fraga, Sarah J. De Groot, Lisa Rojas, Pesach Lubinsky 2005-2-10 1419 Riverside Northeastern Colorado Desert, along Palen Pass Road, near Hwy 177 170 Comment
  UCR33541  Palafoxia arida var. arida Sears 1977-10-10 S 514 Riverside Sonoran (Colorado) Desert, 6.1 mi NE of Desert Center on Hwy 177 Comment
  RSA663891  Palafoxia linearis var. linearis C. R. Annable 1995-3-16 2299 Riverside Ca. 13 km NE of Desert center on Hwy 177. Comment
  RSA557879  Panicum capillare Steve Boyd, O. Mistretta 1992-4-23 7051 Riverside San Mateo Canyon Wilderness Area, along San Mateo Creek from Riverside Co. line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. 243 Comment
  UC406771  Panicum hirticaule subsp. hirticaule Marcus E. Jones, A. M. 1929-9-16 24693 Riverside e Desert Center; e of Desert Center Comment
  RSA192346  Papaver californicum E. W. Lathrop 1967-5-14 306 Riverside 1-2 miles SW of Murrieta on the De Luz road. Comment
  SEINET3107451  Parkinsonia aculeata Faulkner 1978-4-27 478 Riverside 3 miles east of Blythe. 137 Comment
  UCR93230  Parkinsonia aculeata A. C. Sanders 1994-7-27 15159 Riverside Santa Ana River, Colton and Riverside: from the Riverside Avenue (North Main Street) Bridge downstream to just above the Market Street crossing. 246 Comment
  OBI25757  Parkinsonia florida David J. Keil 1980-6-20 14065 Riverside Box Cyn rd exit from I-10 488 Comment
  UCR33888  Parthenium incanum A. C. Sanders 1982-9-24 2965 Riverside City of Riverside, Univ. of Calif. experimental fields Comment
  RSA0049953  Pectis papposa A. C. Sanders, T. B. Salvato 2012-10-12 40436 Riverside Chuckwalla Valley, along Wileys Well Rd. c. 3 miles north of Wileys Well/ Bradshaw Trail. 151 Comment
  RSA793609  Pectis papposa Duncan S. Bell, Aaron C. Sedgwick 2012-9-13 4204 Riverside The Mecca Hills; along what was left of Box Canyon Road after having been buried by a flash flood from a large summer storm, approximately 5 air miles northeast of the junction of Box Canyon Road and the Coachella Canal,, or approximately 1.25 air miles southwest of Shavers Well. 240 Comment
  JOTR38523  Pectis papposa var. papposa Harding, Mitzi, Kipp Callahan 2012-8-27 292 Riverside Joshua Tree National Park. Pinto Basin, along southern edge of Pinto Mountains; along Old Dale Road, near Sunrise Mill Comment
  RSA0022749  Pectis papposa var. papposa April Garbat, Deidre Conocchioli 2013-9-12 125 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  UCR214585  Pectocarya anisocarpa A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37862 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
  UCR116610  Pectocarya heterocarpa A. C. Sanders 2001-3-20 23833 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, NW corner of intersection of Pierson Blvd. and Atlantic Blvd., between flood control ditch and Pierson, west of high school 335 Comment
  RSA716400  Pectocarya linearis Scott D. White, Angelia Carey 2004-4-5 10002 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  RSA736032  Pectocarya linearis Scott D. White, Jamie Minor 2008-3-13 11767 Riverside Banning: S of Union Pacific RR, powerline route from Sunset Ave to 1 mile W. 732 Comment
  SD181661  Pectocarya linearis Scott D. White 2000-5-1 7743 Riverside western foothills of Santa Ana Mountains near Bedford Canyon. 351 Comment
  SEINET242053  Pectocarya linearis A. C. Sanders 2001-3-20 23852 Riverside Western Colorado Desert: Coachella Vly, Garnet, N side of 19th Ave., 0.5 mi (air) NW of intersxn of I-10 & Indian Ave. 235 Comment
  UCR86877  Pectocarya linearis A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16243 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 427 Comment
  RSA314642  Pectocarya linearis subsp. ferocula R. F. Thorne 1983-4-23 55449 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  CLARK-A1528-338  Pectocarya penicillata C. M. Flanagan 1973-4-21 OO 302 Riverside Morongo Indian Reservation 914 Comment
  POM368779  Pectocarya penicillata Ora M. Clark 1929-4-6 1958 Riverside S. Hemet Comment
  UC1178536  Pectocarya platycarpa Peter Kamb 1948-4-11 886 b Riverside 5 mi e Garnet (Aqueduct rd); Coachella Valley 30 Comment
  RSA747873  Pectocarya setosa Justin M. Wood 2009-5-11 696 Riverside Garner Valley, Quinn Flat area. 1372 Comment
  SD153021  Pellaea andromedifolia var. andromedifolia Steve Boyd, Tim Ross and Dave Bramlet 1993-5-12 7312 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area; San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Tenaja Canyon. 365 Comment
  RSA686929  Pellaea mucronata Norman C. Cooper 1947-4-5 2034 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  RSA34556  Pellaea mucronata var. mucronata Norman C. Cooper 1944-6-17 1426 Riverside San Jacinto Mountains: above Banning 1372 Comment
  RSA747519  Pellaea mucronata var. mucronata Justin M. Wood 2009-3-10 341 Riverside Hwy 243, near base of the mountains, 0.5 miles up the highway from Smith Creek bridge. 695 Comment
  RSA771629  Pellaea mucronata var. mucronata Orlando Mistretta, Duncan Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4995 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm)., between N34.00456, W116.67238 and N33.99629 and W116.66010 750 Comment
  RSA678882  Pennisetum setaceum Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10451 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  JEPS11205  Penstemon californicus P. A. Munz and I. M. Johnston 1922-5-21 5445 Riverside two mi below Kenworthy (San Jacinto Mts.); , Thomas Valley, below Kenworthy 1371 Comment
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Mar 25 2011
  POM229502  Penstemon californicus Philip A. Munz 1969-5-31 15122 Riverside Kenworthy, south end of San Jacinto Mts. 1372 Comment
  RSA58861  Penstemon californicus Philip A. Munz, Percy C. Everett 1950-6-23 14912 Riverside 2 miles NW of Pipe Creek, Hemet Valley, San Jacinto Mountains 1402 Comment
  NY583777  Penstemon centranthifolius G. R. Campbell 1951-5-30 16141 Riverside Just west of Cahuilla 1066.8 Comment
  RSA650291  Penstemon centranthifolius Toppenberg 1961-5-12 s.n. Riverside Hwy. 74. Beaumont to Idyllwild. Comment
  SEINET3079731 Image available Penstemon centranthifolius J. Easton 1987-4-23 Riverside E of Anza along Hwy 371, Hamilton Creek Canyon. 1249 Comment
  JEPS11570  Penstemon clevelandii var. mohavensis J. B. Feudge 1926-5-9 1584 Riverside Keyes Ranch Conchilla Mountains, Little San Bernardino Mts. 1219 Comment
  POM47016  Penstemon grinnellii Mary F. Spencer 1919-6-27 1230 Riverside Idyllwild, San Jacinto Mountains. 1616 Comment
  UCR178276  Penstemon heterophyllus Mitch Provance, Tracy Tennant 1998-6-16 MOR- 444 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon 823 Comment
  UC1409152  Penstemon heterophyllus var. australis Robert F. Thorne and Earl Lathrop 1969-6-6 39333 Riverside Rancho California , Rancho California (Santa Rosa Plateau) 609 Comment
  JEPS11261  Penstemon labrosus M. French Gilman c. 1918 741 Riverside Mt. San Jacinto Comment
  UC27402  Penstemon rostriflorus H. M. Hall July, 1901 2333 Riverside vicinity Deer Springs (San Jacinto Mountains); , vicinity of Deer Springs 2438 Comment
  UCR91630  Penstemon spectabilis var. spectabilis D. L. Banks 1995-4-11 0165 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn, east of the Dripping Springs Alcove, along the Dripping Springs Trail 695 Comment
  UC35609  Pentachaeta aurea H. M. Hall May 20 1899-May 22 1899 1136 Riverside Johnson's Ranch San Jacinto Mountains 1524 Comment
  RSA0015690  Pentagramma triangularis Duncan S. Bell 2013-9-29 6048 Riverside Chuckwalla Mountains; on the south side of Corn Springs Wash approximately 1.8 air miles southwest of Corn Spring. 648 Comment
  RSA772404  Pentagramma triangularis subsp. triangularis Orlando Mistretta, Duncan Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4862 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm)., between N34.02559, W116.69098 and N34.02135 and W116.68712. 915 Comment
  CAS-BOT-BC77476  Peritoma arborea var. angustata David Dreyer 1968-4-9 s.n. Riverside 3 miles north of Desert Hot Springs 365 Comment
  LA99481  Peritoma arborea var. angustata Hisao P. Arai; 1957-4-17 sn Riverside off Highway 60; 1 mi. S of Cabazon Comment
  CAS-BOT-BC355996  Perityle emoryi L. R. Abrams 1926-3-26 11012 Riverside Palm Springs Comment
  OBI15581  Perityle emoryi Robert F. Hoover 1966-10-15 10169 Riverside Dead Indian Cyn Comment
  RSA678350  Perityle emoryi Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10465 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
  SBBG92824  Perityle emoryi D. Charlton 1988-2-18 1121 Riverside Fargo Cyn Rd to Cottonwood Wash, parallel to Interstate 10, ca. 1 mi E of jct of Dillon Rd and Fargo Cyn Rd 609 Comment
  SEINET5763216 Image available Perityle emoryi M. B. Dunkle 1933-3-4 3056 Riverside Painted Canyon, Colorado Desert Comment
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May 6 2015
  UC1929977  Perityle emoryi Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10465 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
  UCR104801  Perityle emoryi George K. Helmkamp 1998-2-5 2648 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Palm Springs, 1.1 mi. west of Calif. Hwy 111 on Tramway Rd. 335 Comment
  HSC24901  Petalonyx thurberi James Henrickson 1969-10-25 4264 Riverside 3 mi. S of Palm Desert on flat sandy area at base of Palms to Pines Grade 183 Comment
  SEINET179641  Petalonyx thurberi Victor Duran 1933-7-3 3500 Riverside Coachella Valley at Deep Canyon. 244 Comment
  UCR261211  Petalonyx thurberi A. C. Sanders, Katie Young, John Hale 2015-4-22 41595 Riverside San Gorgonio Pass, San Gorgonio River wash, SE of Cabazon, east of Elm St., c. 2 km south of I-10, 1 km NW (303 deg. ) of One Horse Spring 459 Comment
  JOTR29267  Petalonyx thurberi subsp. thurberi La Doux, Tasha 2005-8-17 1536 Riverside Joshua Tree National Park. Queen Valley, along Bighorn Pass Road 1321 Comment
  UCR35269  Petunia parviflora L. B. Ziegler 1969-6-12 374 Riverside San Jacinto Mtns, Hemet Valley (= Garner Valley) in sandy stream bed near Pine Meadows 1433 Comment
  POM98817  Peucephyllum schottii P. A. Munz 1926-1-31 9955 Riverside Dos Palmos [Palmas] Spring. Comment
  RSA770291  Peucephyllum schottii Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4751 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 600 Comment
  SBBG8665  Peucephyllum schottii K. K. Muller 1952-4-5 559 Riverside ca. 2 mi N of Dos Palmas on rd from Hot Mineral to Mecca-Blythe Hwy Comment
  UCR162621  Phacelia affinis Nathan Moorhatch 2003-3-19 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, Cathedral City, Whitewater River channel at Date Palm Drive 91 Comment
  RSA286433  Phacelia ambigua Mary H. O Brien 1976-4-14 s.n. Riverside Roadside of Amboy Road 3 miles of Adobe Road in 29 Palms. 595 Comment
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Mar 29 2014
  RSA517240  Phacelia ambigua Steve Boyd, T. S. Elias, Erika Winter 1986-2-18 1327 Riverside Mecca Hills, Colorado Desert: Painted Canyon N of Highway 195. Comment
  UCR114947  Phacelia brachyloba G. R. Ballmer, Kay Stockwell 1995-6-25 s.n. Riverside San Jacinto Mtns, Pacific Crest Trail, near Pyramid Peak [c. 3 km (airline) SSE of Palm View Pk.--A. C. Sanders] 2134 Comment
  UCR35127  Phacelia brachyloba L. B. Ziegler 1966-7-14 072 Riverside San Jacinto Mtns., Hemet (Garner) Valley 1463 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
  RSA776235  Phacelia campanularia subsp. campanularia Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-29 869 Riverside Haugen Lehmann exit, Pacific Crest Trail up into canyon east of Cottonwood Canyon 610 Comment
  UC2026385  Phacelia campanularia subsp. vasiformis Louis C. Wheeler 1952-4-6 6855 Riverside JOSHUA TREE WILDERNESS; COTTONWOOD MOUNTAINS REGION: Near Cottonwood Spring. Comment
  JEPS2182  Phacelia cicutaria var. hispida Marjorie D. Clary 1932-3-20 1601 Riverside nw Garnet; Colorado Desert, Mission Creek 457 Comment
  RSA0014470  Phacelia crenulata var. ambigua Justin M. Wood, J. Miner 2010-4-29 1544 Riverside Coachella Valley: Cathedral City, 0.5 mi SW of intersection of East Palm Canyon Drive and Cathedral Canyon Wash. 130 Comment
  SD215567  Phacelia crenulata var. minutiflora W. Wisura, J. Dolan and M. Wall 1992-3-25 4647 Riverside Ford Dry Lake, north of I-10 at Hopkins Well. Comment
  RSA428301B  Phacelia cryptantha I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon. Colorado Desert. Comment
  CAS-BOT-BC133955  Phacelia distans Milo S. Baker 1928-4-3 3310 Riverside Palm canon Comment
  CSUSB135  Phacelia distans K. S. Gill 1965-3-28 Riverside 0.5 mile north of corner of Wood & Roberts Roads in Woodcrest. 548 Comment
  POM118674  Phacelia distans Marcus E. Jones 1924-7-22 s.n. Riverside Desert Center. Comment
  RSA278976  Phacelia distans Barry A. Prigge 1978-3-23 2426 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  RSA426218  Phacelia distans Ora M. Clark 1929-2-23 1530 Riverside South of Cabazon Comment
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Mar 13 2011
  RSA775272  Phacelia distans Duncan S. Bell 2011-4-8 2199 Riverside Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177. 470 Comment
  SD255771  Phacelia distans Mitch Provance 2012-5-24 512 26 Riverside San Bernardino Mountains; Banning, foothills and alluvial fan near border with Beaumont, NE of the intersection of Highland Springs Ave., and Wilson St. 868 Comment
  SEINET3208884  Phacelia distans G. Goodwin 2012-6-14 3438 Riverside San Jacinto Mountains, 3 miles south of Banning along highway 243 910 Comment
  UC1563088  Phacelia distans Steve Boyd, B. Roy, T. S. Elias, S. Meury and S. Zona 1986-3-5 1356 Riverside Hwy 195 halfway between I-10 and Box Canyon (n base of mts.); Colorado Desert, Orocopia Mtns., Shavers Valley Comment
  UC56888  Phacelia distans H. M. Hall 1902-4-22 2953 Riverside vicinity of Riverside 365 Comment
  UCR140290  Phacelia distans A. C. Sanders 2004-4-9 27473 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., mouth of canyon on south side, vicinity of Rose Rd. 457 Comment
  SEINET10420007  Phacelia distans Norman C. Cooper 1944-3-24 1018 Riverside Banning. 701 Comment
  SEINET5760623  Phacelia fremontii N. H. Holmgren, P. K. Holmgren 1974-4-2 7575 Riverside Pinto Mountains, Joshua Tree National Monument, Hidden Valley Campground, 13.9 miles southeast of Joshua Tree (10 airline miles south-southwest of Twentynine Palms). 1311 Comment
  UC1228376  Phacelia imbricata subsp. patula L. R. Heckard 1956-6-28 768 Riverside near Idyllwild (along edge of meadow); San Jacinto Mountains, Saunders Meadow Comment
  RSA503411  Phacelia minor J. D. Olmsted 1962-5-10 3647 Riverside Crest between Sandia Creek and DeLuz Creek drainages 259 Comment
  SEINET10780736 Image available Phacelia minor George Yatskievych, Eckhard Wollenweber 1990-5-2 Yatskievych 90 -49 Riverside State Highway 74, ca. 2 mi E. of Clevland National Forest boundry, overlooking Lake Elsinore. Burned over slope in oak woodlands, in sandy soil. 762 Comment
  POM14110  Phacelia neglecta P. A. Munz, D. D. Keck 1922-4-9 4873 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 457 Comment
  RSA74795  Phacelia pedicellata F. W. Peirson 1920-2-16 970 Riverside Palm Canyon Stream, Near foot of Alkali Canyon east of Palm Canyon, Riverside County. Comment
  CAS-BOT-BC145002  Phacelia ramosissima var. latifolia Edmund C. Jaeger 1925-5-2 s.n. Riverside Keyes Water Canyon, Box Springs Mtn. Comment
  POM122264  Phacelia ramosissima var. latifolia Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  UCD88181  Phalaris aquatica L. Reese 1956-5-29 10 Riverside San Jacinto Valley. 475 Comment
  UCR2656  Phalaris caroliniana F. M. Reed 1938-5-14 10120 Riverside Perris-Aguanga Basin Region, alkaline flat SE of Perris 427 Comment
  UCR117390  Phalaris lemmonii A. C. Sanders, T. B. Salvato 2001-5-25 24391 Riverside San Jacinto Valley, west edge of Hemet, north side of Hwy 74 (Florida Ave.) at Warren Rd. 457 Comment
  UCR117387  Phalaris paradoxa A. C. Sanders, T. B. Salvato 2001-5-25 24383 Riverside San Jacinto Valley, west edge of Hemet, north side of Hwy 74 (Florida Ave.) at Warren Rd. 457 Comment
  UCR180260  Phalaris paradoxa Scott D. White, Pam Devries 2006-3-14 11246 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
  UCR2659  Phleum alpinum F. M. Reed 1908-7-14 2474 Riverside San Jacinto Mtns., Meadow in Round Valley 2744 Comment
  UCR214580  Pholistoma auritum A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37847 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., 0.93 mi. north (03 deg. ) of intersection of I-15 and Lake St. 469 Comment
  POM47496  Pholistoma membranaceum Mary F. Spencer 1920-4-4 1583 Riverside Near Palm Springs; Colorado Desert. 1220 Comment
  CAS-BOT-BC135071  Phoradendron californicum Del Wiens 1955-10-17 960 Riverside Palms to Pines Highway between Palm Springs and Keen Camp, State Hwy. 74 Comment
  RSA420774  Phoradendron californicum Robert Gustafson 1981-4-7 2152 Riverside Salt Creek Wash, southern end of the Orocopia Mts. 91 Comment
  SBBG36339  Phoradendron californicum T. L. Secrest 1948-4-7 Riverside near Whitewater 289 Comment
  UC748989  Phoradendron californicum Susan Delano McKelvey 1935-12-6 5035 Riverside between Cottonwood Mts. and Mecca Comment
  UC848862  Phoradendron californicum Lewis S. Rose 1938-12-17 38315 Riverside Palm Springs 137 Comment
  UCR139382  Phoradendron californicum I. M. Johnston 1917-4-4 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Palm Canyon 427 Comment
  UCR256341  Phoradendron californicum Duncan S. Bell 2012-2-12 3127 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
  JOTR30780  Phoradendron densum La Doux, Tasha, Mike Bell, Katy Matthews 2007-4-4 1890 Riverside Joshua Tree National Park. Little San Bernardino Mountains: (Stop 7) Covington Flats near top of Smith Water Canyon 1365 Comment
  RSA645540  Phoradendron densum George K. Helmkamp 1995-11-16 s.n. Riverside San Jacinto Mountains. Pinyon Pines Camp beside Hwy 74. 1235 Comment
  UCSB18183  Phoradendron leucarpum subsp. tomentosum Daniel, Dick 1964-5-16 Riverside Dark Canyon Road, 2.1 miles S of Fuller Mill Creek Camp, San Jacinto Mountains 1767 Comment
  OBI12426  Phoradendron libocedri Louis C. Wheeler 1931-10-3 243 Riverside 1.5 I NW Tahquitz Peak, San Jacinto Mts 1920 Comment
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Jul 9 2012
  RSA698147  Phoradendron macrophyllum J. Vlahos 1934-01 s.n. Riverside Ortega Highway Comment
  RSA297390  Phoradendron pauciflorum Larry E. DeBuhr 1972-2-25 504 Riverside Santa Rosa Mts. San Bernardino National Forest., along forest road 7S02 west of Virgin Springs; on Abies concolor. 2409 Comment
  UCSB41543  Physalis acutifolia Roos, John 1965-9-5 Riverside Blythe Comment
  RSA19416  Physalis crassifolia I. W. Clokey 1935-4-17 6881 Riverside Cottonwood Springs. Comment
  RSA423820  Physalis crassifolia Anstruther Davidson 1901-5-1 s.n. Riverside Thermal. Comment
  RSA423825  Physalis crassifolia Francis Fultz 1929-1 17149 Riverside Colorado Desert. Comment
  UC56825  Physalis crassifolia H. M. Hall May 1901 1848 Riverside borders of Colorado Desert (e base of San Jacinto Mountains); San Jacinto Mountains Comment
  SEINET10389799  Physaria tenella A. C. Sanders, Jim Malusa 2015-3-9 41363 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
  RSA370844  Picris echioides R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61274 Riverside Sandia Canyon, De Luz-Murrieta Road 260 Comment
  RSA667128  Picris echioides A. C. Sanders 2000-11-15 23725 Riverside Moreno Valley, east side of Ellsworth St. between Cactus Ave. and Allesandro Blvd., near 14400 Ellsworth 476 Comment
  POM11828  Pilularia americana P. A. Munz, I. M. Johnston 1922-5-19 5567 Riverside Menifee Valley. 427 Comment
  RSA356751  Pilularia americana R. F. Thorne, Earl Lathrop 1975-5-20 45541 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 610 Comment
  SD127285  Pinus flexilis Reid Moran 1973-7-28 21110 Riverside Summit of Toro Peak 2500 Comment
  CAS-BOT-BC478190  Pinus halepensis A. C. Sanders; Jeff Crain; Nina Kidd 2015-5-20 41732 Riverside Temesal Canyon, open area on south side if I-15, between Horse Thief Canyon Road and Hostettler Road 395 Comment
  RSA658964  Pinus lambertiana Diane M. Ramirez 1983-5-15 33 Riverside Ca Hwy 243, 1/2 mi S of Junction with Poppet Flat Divide Truck trail. Comment
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Mar 27 2014
  UC1600405  Pinus lambertiana H. M. Hall 2617 Riverside Tauquitz Peak San Jacinto Mts., Tauquitz Peak Comment
  UCSB74  Pinus lambertiana Haller, John 1950-5-20 Riverside San Jacinto Mtns., upper Strawberry Valley, parking area at foot of San Jacinto Peak trail 1767 Comment
  NY61880  Pinus monophylla N. H. Holmgren 1974-4-2 5777 Riverside Pinto Mountains, Joshua Tree National Monument, Hidden Valley Campground, 13.9 miles southeast of Joshua Tree (10 airline miles south-southwest of Twentynine Palms) 1310.6 Comment
  RSA192224  Piperia cooperi E. W. Lathrop 1960-5-6 4793 -b Riverside 10 miles west of Murrieta. Comment
  UCR95717  Piptatherum miliaceum D. L. Banks, V. W. Steinmann 1996-4-20 0896 Riverside Peninsular Range; Agua Tibia Mtns, NW Palomar Mtns; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California- Emerson Oaks Reserve 537 Comment
  UCR107706  Pityrogramma triangularis var. triangularis A. C. Sanders 1997-3-1 19735 Riverside Box Springs Mountains, Riverside: S end of the range along Gernert Rd. (dirt road paralleling the mountain front), in valley draining to Box Spring Canyon. 457 Comment
  RSA645533  Plagiobothrys canescens Scott D. White 1993-3-12 1137 Riverside San Jacinto Valley: Perris Valley Pipeline. 439 Comment
  UCR174366  Plagiobothrys canescens A. C. Sanders 2006-5-19 32407 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
  UCR12247B  Plagiobothrys collinus O. F. Clarke 1973-1-21 s.n. Riverside Perris Basin, Motte Reserve, 2.5 mi. NW of Perris 579 Comment
  LA210030  Plagiobothrys collinus var. californicus Carl B. Wolf; 1935-4-7 Riverside Gavilan Hills region, 2 mi. SW of Perris 426 Comment
  POM368913  Plagiobothrys collinus var. californicus Albert J. Perkins 1895-04 s.n. Riverside Near Riverside, Calif. Comment
  UCR6298  Plagiobothrys collinus var. californicus Helen Leach 1967-3-2 670302- 3 Riverside Pedley 229 Comment
  UCR244859  Plagiobothrys jonesii Jim Andre 2012-3-19 21380 Riverside Sonoran (Colorado) Desert, Palen Mountains, along Palen Pass Rd at Palen Pass 383 Comment
  POM184250  Plagiobothrys nothofulvus P. A. Munz 1932-3-24 12013 Riverside Corona 366 Comment
  POM368912  Plagiobothrys nothofulvus M. M. Thompson 1947-6-9 C 2061 Riverside Los Alamos Canyon, Elsinore 762 Comment
  RSA740647  Plagiobothrys tenellus Scott D. White, Justin M. Wood 2008-6-19 12275 Riverside Meadows at Baldy Mtn. 1585 Comment
  UCR121181  Plagiobothrys tenellus D. E. Bramlet 1990-4-27 1985 Riverside Rawson Canyon, 2,500 ft. (0.47 mi.) SW of Crown Valley and 500 ft. (~0.1 mi.) west of access road 640 Comment
  UCR92047  Plagiobothrys tenellus Scott D. White 1995-4-5 2759 Riverside Perris Valley, Lakeview Mountains; SW of Juniper Flat Road 579 Comment
  RSA621636  Plantago elongata subsp. pentasperma R. E. Riefner 1998-3-22 98 -185 Riverside Lake Elsinore. Elsinore trough between Willard and Murrieta Creek. Comment
  RSA192036  Plantago erecta E. W. Lathrop 1960-6-7 4899 Riverside 14 miles west of Murrieta. Comment
  RSA675021  Plantago erecta Scott D. White, Tasha La Doux 2000-4-23 7717 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
  SEINET3090950 Image available Plantago ovata O. F. Clarke 1973-4-1 Riverside Sonoran Desert, alluvial fan at S entrance to Joshua Tree National Monument, below Cottonwood Springs. Comment
  UCR20763  Plantago ovata A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1327 Riverside Sonoran (Colorado) Desert, Coachella Valley, 5 miles ESE of Thousand Palms, west side of Washington Street c. 1 mi north of Interstate Hwy 10 35 Comment
  RSA68981  Plantago ovata var. fastigiata F. W. Peirson 1926-2-22 6510 Riverside Thousand-Palms Canyon; Coachella Valley Comment
  SBBG7273  Plantago ovata var. fastigiata H. and M. Dearing 1938-3-5 1960 Riverside between Blythe and Desert Center Comment
  POM98814  Plantago ovata var. fastigiata P. A. Munz 1926-1-31 9978 Riverside Dos Palmas Spring Comment
  RSA7580  Platanus racemosa B. D. Stark 1933-11 5555 Riverside Andreas Canyon, desert side of San Jacinto Mountains. Comment
  RSA445709  Platystemon californicus G. R. Johnstone 1934-3-27 18575 Riverside Near Wildomar. Inland route to Temecula. Comment
  RSA612781  Platystemon californicus D. L. Banks, Victor W. Steinmann 1997-3-13 1421 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
  CDA34945  Plecostachys serpyllifolia R. E. Riefner Jr. 2008-12-16 08 -369 Riverside Temecula, Pechanga Pkwy. at Pechanga Resort Dr. Comment
  SBBG123195  Plecostachys serpyllifolia R. E. Riefner 2008-12-16 08 -369 Riverside Pechanga Parkway at Pechanga Resort Drive; Temecula 338 Comment
  UCR80511  Plectritis ciliosa subsp. insignis D. E. Bramlet 1991-4-30 2095 Riverside Shipley Reserve, foothills c. 2.4 km south of Crown Valley & 2 km east of Rawson Canyon, in the N foothills of Black Mtn, c. 830 m SE of knoll 761 m 760 Comment
  UCR80733  Plectritis ciliosa subsp. insignis Steve Boyd 1992-4-18 6907 Riverside Gavilan Hills, SE end of range, east of Arroyo del Toro 488 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
  POM320420  Pleuraphis rigida Lynne Hayden 1970-3-24 57 Riverside Palm Springs, Chino Canyon, first alluvial fan 549 Comment
  RSA747835  Pleuraphis rigida Scott D. White, Justin M. Wood 2009-4-28 12598 Riverside City of Desert Hot Springs, Proposed development N of Pierson Blvd and E of Verbena Dr. Comment
  UC818427  Pleuraphis rigida I. W. Clokey and B. C. Templeton 1930-4-9 4679 Riverside n Palm Springs; Colorado Desert, n of Palm Springs 170 Comment
  POM8370  Pleurocoronis pluriseta Mary F. Spencer 1920-3-13 1446 Riverside Painted Canyon, near Mecca -58 Comment
  UCR103706  Pleurocoronis pluriseta B. G. Pitzer 1998-1-24 3410 .1 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
  JEPS40452  Pluchea odorata var. odorata Marjorie Clary 1928-10-12 345 Riverside Thermal Comment
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Aug 27 2016
  CLARK-A1528-280  Pluchea purpurascens Ken F. Clarke 1971-9-7 Riverside Santa Ana River Comment
  CAS-BOT-BC326531  Pluchea sericea G. P. Rixford 1911-4-1 s.n. Riverside Needles Comment
  POM157892  Pluchea sericea P. A. Munz 1927-5-21 10890 Riverside Coachuila Creek, SE of Hemet. 671 Comment
  UCR80005  Pluchea sericea Scott D. White 1992-9-2 768 Riverside San Jacinto Valley, Vicinity of Gilman Hot Spirngs, north side of San Jacinto River, and a thin strip tending north of the river & west of the Hot Springs. 451 Comment
  UCSB24469  Pluchea sericea McMinn, Howard 1935-6-22 Riverside 1/4 mile south of Elsinore Comment
  RSA586100  Poa annua D. L. Banks, Steve Boyd 1995-4-5 140 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, along the Dripping Springs Trail., 33 deg 27' 20''N-116 deg 58' 26''W. 646 Comment
  RSA740947  Poa pratensis Scott D. White, Justin M. Wood 2008-6-17 12186 -A Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  RSA741114  Poa pratensis Scott D. White, Justin M. Wood 2008-6-18 12239 Riverside Meadow N/W of Keen Camp Summit, S/W of hwy 79. 1402 Comment
  SEINET192616 Image available Poa scabrella Philip A. Munz 1940-3-22 15658 Riverside North slope, Whitewaqater Canyon, 2 miles north of Banning-Indio boulevard Comment
  UCR2687  Poa secunda F. M. Reed 1905-2-26 671 Riverside Riverside, Arroyo Tequesquite, 1/8 mile east of the Victoria Clubhouse, bank of Arroyo Tequesquite 274 Comment
  UCR91355  Poa secunda Scott D. White 1995-4-5 2711 Riverside Moreno Valley, Base of slope in 'Badlands', off [Moreno-Redlands] Blvd 640 Comment
  RSA596151  Polygala cornuta var. fishiae D. L. Banks 1996-11-7 1188 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., Approximately 200 m NW of the spring on the northern fork of Pechanga Creek at the E end of the Reservation. 457 Comment
  RSA799519  Polygonum arenastrum Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-7 4776 Riverside East side of Arica Mountains; west side of Rice Valley approximately 6 air miles southeast of the ghost town of Rice or approximately 5.25 air miles east southeast of Priests Well. 211 Comment
  RSA522722  Polygonum lapathifolium Steve Boyd, Tim S. Ross 1989-8-28 3813 Riverside Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east. 442 Comment
  UCR26247B  Polygonum punctatum John C. Roos 1937-8-23 1784 Riverside San Jacinto Mtns, north base of Mt. San Jacinto, Snow Creek 762 Comment
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Apr 22 2012
  CSUSB468  Polypogon monspeliensis Emily E. McGregor 1972-4-15 Riverside Santa Ana River Santa Ana River bottom, off Freemont Drive. Comment
  RSA799070  Populus fremontii subsp. fremontii Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6866 Riverside South side of Joshua Tree National Park, Cottonwood Spring 905 Comment
  CAS-BOT-BC356167  Porophyllum gracile Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9537 Riverside 2 miles from Cottonwood Springs, Cottonwood Mts. Comment
  JOTR37431  Porophyllum gracile Hodges, Stephen R., T. Hender 2015-12-29 553 Riverside Joshua Tree National Park. Eagle Mountains, Mouth of Dragon Wash (Stop 1) Comment
  CAS-BOT-BC267209  Potamogeton foliosus Thorne; E. Lathrop 1969-6-6 39343 Riverside Santa Rosa Plateau: Rancho California 609 Comment
  RSA286802  Potamogeton pusillus Robert F. Thorne 1974-5-23 44670 Riverside Santa Ana Mountains, Santa Rosa Plateau, Rancho California: N edge of large vernal marsh, Mesa de Colorado 624 Comment
  UC403983  Proboscidea althaeifolia Low Wiley 1905-1 Riverside Paloverde Comment
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Jan 23 2012
  UCR23547  Proboscidea althaeifolia John C. Roos 1965-9-5 s.n. Riverside Sonoran (Colorado) Desert, 17 miles west of Blythe 122 Comment
  RSA0103440  Prosopis glandulosa var. torreyana Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8554 Riverside Santa Rosa Mountains; south of Cactus Spring Trail; in Horsethief Creek. 1064 Comment
  RSA698011  Prosopis pubescens J. R. Bruff 1927-10-8 113 Riverside Thousand Palms. Comment
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Sep 10 2011
  SEINET10903690  Prosopis pubescens David B. Dunn, A. Folsom 1948-6-17 Dunn 3793 Riverside At camp in Pushawalla Canyon under palms. Comment
  UCR17217  Prunella vulgaris D. Gordon 1952-6-23 s.n. Riverside Riverside Comment
  UC12740  Prunus emarginata H. M. Hall July, 1901 Riverside Fuller's Mills Mountains, from w side Fuller's Mills Mountains; San Jacinto Mountains, Fuller's Mills Mountains 1584 Comment
  RSA0124030  Prunus fasciculata Duncan S. Bell, LeRoy Gross 2016-3-10 8889 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; northwestern section of the range; collecting approximately 1.75 air miles northwest of the summit area. 938 Comment
  JOTR34484  Prunus fasciculata var. fasciculata Andre, Jim 2012-4-16 20967 Riverside Joshua Tree National Park. Queen Valley; north side of Ryan Mtn. at Sheeps Pass campground area. 1370 Comment
  SD73396  Prunus fremontii Nancy Ryan Zabriskie, Walter Zabriskie 1969-4-2 180 Riverside Upper slopes northwest of end of Andreas Canyon Club Road 487 Comment
  CAS-BOT-BC356349  Psathyrotes ramosissima K. Bonner 1977-10-27 2608 Riverside 3 miles East of Chuckwalla Rd. 195 Comment
  CLARK-A1656-693  Psathyrotes ramosissima Lois Ann Scott 1978-3-15 Riverside Mecca 243 Comment
  RSA5161  Psathyrotes ramosissima C. B. Wolf 1932-4-26 2972 Riverside 5 miles east of Mecca on Blythe Road, Colorado Desert 30 Comment
  UC90701  Psathyrotes ramosissima E. Palmer, M. D. March 1876 Riverside Valley of the Colorado Comment
  POM98745  Psathyrotes ramosissima P. A. Munz 1926-1-31 9963 Riverside Dos Palmas Spring Comment
  RSA276746  Pseudognaphalium biolettii John F. Emmel 1978-2-2 588 Riverside Along SW base of San Jacinto Mts, Canyon, 2 air miles NW of Soboba Hot Springs. 610 Comment
  UCR22030  Pseudognaphalium biolettii Steve Boyd 1980-5-3 196 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 625 Comment
  UCR281564  Pseudognaphalium biolettii Mitch Provance, John Hazlett, Matt K. Beyers, Jeremiah George 2017-5-31 517- 124 Riverside Temescal Valley, 0.25 miles SW of the intersection of De Palma Rd. and Horsethief Canyon Rd. 396 Comment
  SDSU13559  Pseudognaphalium microcephalum W. Miller with C. Mosse 1972-8-9 Riverside Bank of road leading to top of plateau above river, north of. Comment
  UCR266811  Psilocarphus brevissimus Mitch Provance, Matt Amalong, Eric Kline 2015-3-24 315- 02 Riverside Paloma Valley, Menifee, NE corner of the intersection of Scott Rd. and Menifee. 454 Comment
  SD247348  Psilostrophe cooperi A. C. Sanders 2015-9-11 41868 Riverside Sonoran (Colorado) Desert: Bradshaw Trail at border of Chocolate Mountains Aerial Gunnery Range, 2.25 miles east of Gasline rd. Large wash. 646 Comment
  UCR151365  Psoralea macrostachya Scott D. White, Pam DeVries 2000-4-25 7734 Riverside Peninsular Ranges/ Perris-Aguanga Basin, Temescal Valley, Corona area: E foothills of the Santa Ana Mtns, just above citrus groves 518 Comment
  UC1329931  Psorothamnus arborescens var. simplicifolius James E. Cole 1941-5-21 750 Riverside Cottonwood Spring Wash; Joshua Tree National Monument 914 Comment
  UCR123759  Psorothamnus arborescens var. simplicifolius Steven R. Hill 2001-4-29 33546 Riverside Western Colorado Desert/ San Bernardino Mtns., E side of Whitewater Canyon along Whitewater River, east of Whitewater Canyon Road, about 2 mi north of Route I-10 549 Comment
  UCSC000914  Psorothamnus arborescens var. simplicifolius Peter Kamb 1948-4-11 865 Riverside Aquaduct road 5 mi east of Garnet Garnet - Coachella Valley 305 Comment
  RSA403993  Psorothamnus emoryi H. S. Gentry 1936-1 6200 Riverside 15 mi. N of Desert Center 152 Comment
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Oct 13 2010
  SBBG25198  Psorothamnus emoryi Leota Davidson 1966-4-2 237 Riverside below Washington Street overpass on Interstate 10, near Indio Comment
  UC15159  Psorothamnus emoryi S. B. Parish Apr 4 1896-Apr 13 1896 4112 Riverside desert base of San Jacinto Mt., Palm Springs (Agua Caliente) desert base San Jacinto Mt., Palm Springs (Agua Caliente) 152 Comment
  UC65020  Psorothamnus emoryi E. E. Schellenger 1904-10-15 37 Riverside Palm Springs Colorado Desert, Palm Springs (near town, Colorado Desert, Southern California) Comment
  SEINET11132326 Image available Psorothamnus emoryi S. B. Parish 1906-5-1 910 a-6725 Riverside Colorado desert at Palm Springs Comment
  JEPS41676  Psorothamnus schottii W. L. Jepson 1927-4-14 11704 Riverside Silent Canyon Colorado Desert, , Silent Canyon (se end Santa Rosa Mts.) Comment
  UC597632  Psorothamnus schottii Philip A. Munz 1937-5-29 15144 Riverside Dead Indian Creek, north base of Santa Rosa Mts. 457 Comment
  UCSB3060  Psorothamnus schottii Gunnerson, Robert 1953-3-21 Riverside 9 miles east of Indio Comment
  CAS-BOT-BC340952  Psorothamnus spinosus A. C. Sanders 1995-5-23 17119 Riverside Colorado Desert, Coachella Valley: alluvial fans below the Santa Rosa Mtns., near the mouth of Martinez Cyn., at end of 72nd Ave. 25 Comment
  JOTR32399  Psorothamnus spinosus Harding, Mitzi, A. Benton 2011-7-13 16 Riverside Joshua Tree National Park. Pinto Basin; Smoke Tree Wash; sandy, open flat along Pinto Basin road, just north of Smoke Tree Wash 809 Comment
  RSA13819  Psorothamnus spinosus Victor Duran 1933-7-3 3499 Riverside Coachella Valley at Deep Canyon 244 Comment
  RSA404269  Psorothamnus spinosus Christina Clark 1929-3-17 1957 Riverside Palm Canyon Comment
  SEINET951737  Pteridaceae G. Yatskievych, K. G. Preston, Mafham 1981-1 81 -134 Riverside California Highway 79, about 3 miles south of Banning in ravine 762 Comment
  POM8825  Pterostegia drymarioides Mary F. Spencer 1920-7-4 s.n. Riverside [Palm?] Canyon 183 Comment
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Nov 19 2011
  RSA778327  Pterostegia drymarioides N. C. Cooper 1944-5-21 1288 Riverside San Jacinto Mountains, West side 915 Comment
  SBBG89257  Pterostegia drymarioides J. Adams 1966-4-28 729 Riverside dirt rd from Murrieta to De Luz, Santa Rosa Plateau 762 Comment
  UC6927  Pterostegia drymarioides Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  UCR241689  Pterostegia drymarioides T. B. Salvato 2013-3-22 7403 Riverside Perris-Aguanga Basin, southern end of Menifee Valley, between Hwy 215 and Winchester Rd (Hwy 79), south of Los Alamos Rd, rocky slopes flanking Warm Springs Creek 396 Comment
  RSA0028173  Quercus John F. Emmel 1988-5-21 1089 Riverside San Jacinto Mts.; Thomas Mountain Road at Spillway Canyon on north slope of Thomas Mountain, 1.9 road miles from Hwy. 74. 1433 Comment
  RSA713579  Quercus agrifolia var. oxyadenia R. E. Riefner Jr. 2005-8-7 5 -580 Riverside San Jacinto Mountains, San Bernardino National Forest, 2.3 mi W of Santa Rosa Mountain Rd. on SR 74 at Vandeventer Flat. 1430 Comment
  RSA78297B  Quercus agrifolia var. oxyadenia P. A. Munz, E. K. Balls 1952-8-21 17994 -B Riverside on dry granitic flat, Southern Oak Woodland, 1 mi. w. of Popppet Flat, Banning-Idyllwild Rd. 1220 Comment
  RSA476773  Quercus berberidifolia E. Crow 1929-4-21 345 Riverside Near Lake Elsinore Comment
  RSA748221  Quercus berberidifolia T. Scott, A. Townesmith, K. M. Meyer 2007-3-9 112 Riverside Cleveland National Forest. 0.8 mile down Woodridge Rd. in town of Oak Grove, at Oak Grove trailhead. 855 Comment
  UCR272998  Quercus berberidifolia Mitch Provance 2012-8-30 17437 Riverside Foothills of the San Jacinto Mountins, Lower Old Idyllwild Rd., S of Smith Creek, about 3 mi S of the City of Banning 780 Comment
  CDA37126  Quercus cornelius-mulleri Mike Lahti 2012-4-5 PDR# 1590321 Riverside Anza. Comment
  RSA503825  Quercus cornelius-mulleri E. Crow 1928-11-12 45 Riverside Morongo Valley, Colorado Desert. Comment
  RSA262450  Quercus engelmannii F. C. Vasek 1975-9-11 s.n. Riverside Horsetheif Creek Canyon, south west of Pinyon Flat, where the Cactus Spring Trail Crosses. Comment
  JOTR31148  Quercus john-tuckeri La Doux, Tasha 2009-6-3 1857 Riverside Joshua Tree National Park. (Stop 2): Little San Bernardino Mountains, Covington Flats Area, Covington Spring 1396 Comment
  RSA650045  Quercus kelloggii R. L. Wilander 1969-5-24 s.n. Riverside Hwy. 74 - Lake Filmore [Fulmore]. Comment
  UC1204728  Quercus kelloggii Huron H. Smith 1912-10-4 5460 Riverside Keen Camp San Jacinto Mt. Comment
  UCSC001110  Quercus kelloggii Peter Kamb 1947-5-17 519 Riverside Hall Canyon, San Jacinto Mountains 1646 Comment
  UCR270569  Quercus palmeri John F. Emmel 2001-8-5 1748 Riverside San Jacinto Mtns., Pine Meadow area, SE end of Garner Valley, 1.0 road mile east of junction of Devils ladder Rd and Hwy 74 1448 Comment
  UCR99864  Quercus palmeri Scott D. White 1996-12-26 4648 Riverside San Jacinto Mtns, Bautista Canyon, along Bautista Canyon. Road, near junction with Tripp Flats Road 1174 Comment
  RSA520082  Quercus wislizeni var. frutescens Steve Boyd, D. Bramlet 1988-10-8 2868 Riverside Cahuilla Mountain, SW of Anza at head of Bautista Canyon. Along crest of the mountain. Comment
  RSA716342  Quercus wislizeni var. frutescens R. E. Riefner Jr. 2006-10-11 6 -530 Riverside E of Rainbow Canyon, N of Rainbow Heights, Termite's Hike Trail. 595 Comment
  RSA0065416  Quercus wislizeni var. frutescens Glenn Stewart 1968-9-21 s.n. Riverside 3 mi. S. Idylwild, San Jacinto Mountains. Comment
  RSA314643  Rafinesquia californica R. F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55452 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  UCR17633  Rafinesquia californica Jeanine Derby, O. F. Clarke 1974-5-3 s.n. Riverside Lakeview Comment
  RSA620636  Rafinesquia neomexicana B. Pitzer, O. Clarke, S. Reed, G. Ruiz 1998-3-7 3582 Riverside San Bernardino Mountains: Wildlands Conservancy's Mission Creek Preserve. 762 Comment
  UCR42393  Rafinesquia neomexicana D. C. Hawks 1986-4-16 s.n. Riverside San Bernardino Mtns / Sonoran (Colorado) Desert, Alta Mesa wind turbine field, on the ridge above Whitewater Canyon, west of Bonnie Bell 915 Comment
  UC827665  Ranunculus californicus P. A. Munz 1922-4-28 5019 Riverside 5 mi nw Corona 274 Comment
  UCD95938  Ranunculus californicus John Green 2005-2-24 s.n. Riverside Santa Ana Mountains Region - Santa Rosa Plateau, just SE of Redonda Mesa and SW of Mesa de Colorado, 9.6 acre parcel S of the junction of El Cerezo Road and Corona Cala Camino. 671 Comment
  UCR1190  Ranunculus californicus Civerolo 1960-4-10 s.n. Riverside Santa Ana Mtns., 3.25 mi west of Murrieta on Tenaja Road toward San Mateo Canyon Comment
  UCR20915  Ranunculus sceleratus A. C. Sanders 1978-7-5 575 Riverside San Jacinto Mountains, James Reserve, near head of Lake Fulmor at the mouth of Indian Creek 1616 Comment
  CAS-BOT-BC74228  Raphanus sativus T. Winfield 1975-5-3 s.n. Riverside Perris Dam - Base of Dam. Comment
  UCR241774  Rhamnus crocea A. C. Sanders, Timothy W. Chumley 2013-3-29 40712 Riverside Peninsular Range; Elsinore Area, Alberhill, Lake St. at Riverside Co. conservation reserve, 0.28 km south of intersection with Temescal Canyon Rd. 378 Comment
  JOTR16836  Rhamnus ilicifolia Baker, James K. & Baker, Ilisa T. 1966-10-14 s.n. Riverside Joshua Tree National Park. BARKER DAM 1310 Comment
  UCR194211  Rhamnus ilicifolia Scott D. White, Angelia Carey 2004-6-4 10463 Riverside San Jacinto Mtn Foothills, San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence 534 Comment
  UCR53758  Rhamnus ilicifolia Ward B. Holt 1941-10-23 1941- 18 Riverside Southern Mojave Desert, Near Split Rock, Joshua Tree National Monument Comment
  UCR174054  Rhus aromatica A. C. Sanders 2006-5-19 32429 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
  UCR90985  Rhus aromatica Scott D. White 1996-3-31 3870 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
  UCR94062  Rhus aromatica Scott D. White, Duayne Haselfeld 1996-7-2 4269 Riverside San Jacinto/Santa Rosa Mtns, Pinyon Flat area, north of Hwy 74, c. 10 road mi east of junction with Hwy 371, west-facing slope of Sugarloaf Mountain and adjacent valley 1402 Comment
  UC449682  Rhus integrifolia Fred M. Reed 1908-2-23 2238 Riverside Wilder's Canyon; Jurupa Hills Comment
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Jul 30 2006
  CAS-BOT-BC167970  Rhus ovata C. L. Hitchcock; C. V. Muhlick 1964-3-17 23098 Riverside 3 miles s.e. of Glen Ivy Hot Springs Comment
  RSA605761  Rhus ovata Scott D. White 1996-3-16 3820 Riverside Perris Basin, Lakeview Mts, N of Winchester, at ''Maze Stone'' Picnic Area 610 Comment
  RSA628885  Rhus ovata A. C. Sanders 1994-5-29 14549 Riverside San Bernardino Mountains: Morongo Indian Reservation, among hills on the low pass between Millard Cyn. and Potrero Cr. 750 Comment
  RSA757794  Rhus ovata LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4293 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
  UC729537  Rhus ovata Carl B. Wolf 1932-5-24 Riverside 1/2 mi below;n base of San Jacinto Mountains Fish Hatchery; San Jacinto Mountains, Snow Creek Canyon 548 Comment
  UCR115381  Rhus ovata June Latting 1978-5-4 s.n. Riverside Santa Ana Mountains, Sierra Peak 929 Comment
  SEINET273139 Image available Ribes aureum var. gracillimum A. C. Sanders 1997-3-26 20114 Riverside Lake Skinner area: arroyo draining toward the SE arm of the lake crossing the entrance road near the old house site (an 453 Comment
  RSA716372  Ribes indecorum Scott D. White 2006-4-27 11290 Riverside Perris Basin/San Jacinto Mtn Foothills: Santa Rosa Hills, S. of Hemet. 549 Comment
  UCR1226  Ribes indecorum Martha McCarthy 1960-3-27 s.n. Riverside Peninsular Range; Santa Ana Mtns; Santa Rosa Plateau, 0.25 mi from north side of Tenaja Road, 10.5 mi from [west of] jct with Washington Ave., Murrieta 457 Comment
  RSA535479  Ribes malvaceum var. viridifolium Tim S. Ross, Orlando Mistretta 1992-2-2 6657 Riverside Santa Ana Mts, San Mateo Canyon Wilderness of the Cleveland National Forest. Lower half of Tenaja Canyon, especially about Fishermans Camp. Comment
  UCSB2649  Ribes nevadense Keator, Glenn 1959-5-16 Riverside Collected about 11 miles northeast of Idyllwild; on Banning-Idyllwild highway; San Jacinto mountains Comment
  SEINET13942920 Image available Ribes quercetorum Scott D. White 1995-1 2752 Riverside SW of Juniper Flat Road, USGS Lakeview 7.5' quad., Lakeview mountains About 1900 ft elev. 33 deg. 48' N, 117 deg. 6' W. T4S, R2W, S28 NE 1/4 579 Comment
  SBBG34236  Ribes roezlii T. L. Secrest 1951-5-20 Riverside Idyllwild 1524 Comment
  RSA759122  Ribes roezlii var. roezlii Robt. Allen, Richard Newell 2007-6-19 s.n. Riverside Santiago Peak, NE of the summit, near junction of N Main Divide Road and spur to the summit. 1706 Comment
  VVC473  Ribes speciosum P. J. MacKay 1975-4-12 s.n. Riverside Southern California, Rancho La Sierra, just south of Hwy 91 near Green River Dr. Exit 210 Comment
  UCR114738  Robinia pseudoacacia A. C. Sanders, K. C. Rose 1999-6-18 22802 Riverside Skinner/Domenigoni area, French Valley, E side of Washington Ave., 1/2 mile south of Rawson Rd. 439 Comment
  UC130496  Rorippa curvisiliqua Charlotte M. Wilder 1907-7-15 943 Riverside shore of lake Hemet Valley; , shore of lake Comment
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Mar 25 2011
  RSA735929  Rubus discolor Scott D. White, Justin M. Wood 2008-5-29 12042 Riverside Beaumont Badlands: West of Beaumont, near SR-60 crossing over San Timoteo Creek. 610 Comment
  CLARK-A1528-3797  Rumex californicus John C. Roos 1952-5-26 5719 Riverside Reche Canyon 457 Comment
  RSA757443  Rumex crispus Robert F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-05 55222 Riverside SW of Murrieta. Santa Rosa Plateau, Mesa de la Punta near S. edge of plateau, approached from De Luz road. 730 Comment
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Oct 27 2011
  UCR268299  Rumex salicifolius Jim Andre 2012-6-15 30552 Riverside San Jacinto Mountains, west slopes of range along Poppet Flat Road, Poppet Creek canyon, 3.2 miles west of Hwy 243 1022 Comment
  UCR263463  Sagina A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35586 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek watershed, c. 1.25 mi ENE of Mountain Center, nameless tributary to Coldwater Creek north of Johnson Meadow, above mapped spring 1524 Comment
  UC1136469  Salicornia virginica A. Lewis 1934-5-19 453 Riverside Lakeview Elsinore Quad. 426 Comment
  UCR50421  Salix L. F. LaPre, S. J. Myers 1988-2-18 s.n. Riverside Peninsular Range, 1/2 mi. SE of Tule Springs within boundaries of Anza-Borrego State Park 1131 Comment
  SEINET10538623  Salix amygdaloides Billy Joe Cox 1975-4-23 Cox 4164 Riverside Palo verde, 1-3 km w (ca 32 mi s of blythe); creosote desert scrub; sandy and Gravelly entisols; riverside and imperial co. 95 Comment
  UC494329  Salix exigua var. hindsiana Mrs. H. P. Bracelin 1932-4-12 606 Riverside 4.8 km. n Arlington (w of Riverside, rd. to Pedley, e side of bridge over Santa Ana R., either side of hwy.) 240 Comment
  UC847053  Salix exigua var. hindsiana I. M. Johnston 1918-5-26 1994 Riverside nw of Cornoa; Santa Ana R. 152 Comment
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Nov 20 2011
  POM182037  Salix gooddingii Carl B. Wolf 1932-4-28 3085 Riverside Overflow land back of Colorado River, about 800 m. from State Inspection Station, on way to Blythe Bridge. 90 Comment
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Mar 26 2011
  RSA717579  Salix gooddingii A. C. Sanders 2004-5-11 27842 Riverside Elsinore Basin Region: Alberhill Mountain, former clay mine area ca. 1 mile SE of Alberhill 439 Comment
  RSA770929  Salix gooddingii Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4786 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SD186326  Salix gooddingii Andy C. Sanders, D, Malueg 2003-5-8 26560 Riverside San Jacinto Valley: San Jacinto River bottom, N of San Jacinto and SE of State St. 465 Comment
  UCR172147  Salix gooddingii A. C. Sanders 2006-5-11 32265 Riverside Warm Springs Valley, N edge of city of Lake Elsinore, 35 acre parcel south of the intersection of Collier Ave. and Riverside Dr., NE of Alberhill Crk., NW of Enterprise Way 389 Comment
  POM2054  Salix laevigata I. M. Johnston 1918-5-30 1997 Riverside Temescal Canyon 366 Comment
  RSA543185  Salix laevigata Steve D. Boyd 1991-3-17 5502 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
  SD80102  Salix laevigata Nancy Ryan Zabriskie, Walter Zabriskie 1971-4-24 391 Riverside Sandy bay at foot of falls above crossing of water service road, Deep Canyon, N slope Santa Rosa Mts 1317 Comment
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Jun 19 2013
  UC914202  Salix laevigata Charles B. Fiker 1946-4 3354 Riverside road dip s. of Temecula bridge (on Hwy. 395, at upper end of sand pit next to fence) Comment
  LA208849  Salix lutea Carl Epling; 1937-5-24 sn Riverside San Jacinto Mountains, near Tauquitz Meadow Comment
  CAS-BOT-BC126316  Salix sessilifolia Mrs. H. P. Bracelin 1932-4-12 602 Riverside East side of bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside 240 Comment
  RSA238367  Salsola gobicola P. A. Munz 1973-3-21 18330 Riverside Sandy flat across Highway 111 from Shields Date Gardens between Indio and Palm Desert. Comment
  SEINET6655643  Salsola tragus R. E. Riefner Jr. 2006-11-14 06 -675 Riverside City of Riverside, Main St at Russell St.; 0 259 Comment
  RSA0047257  Saltugilia australis J. Mark Porter, Leigh A. Johnson 1997-3-10 11461 Riverside Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10). 474 Comment
  RSA777155  Saltugilia australis Steve Boyd, Susan G Jett 2008-3-20 11835 Riverside Peninsular Ranges: Santa Ana Mountains region: Along Main Divide Truck Trail, south of junction with Wildomar Truck Trail and north of Wildomar Off-Hwy Vehicle Area. Comment
  UCR104919  Saltugilia australis A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20650 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  UCR175177  Saltugilia australis Jim Andre 2006-4-26 6762 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
  JOTR30236  Saltugilia latimeri Leary, C. and Leary, Pat 1979-5-5 3002 Riverside Joshua Tree National Park. Above Lower Covington Flat, Joshua Tree National Monument, T2S R7E sec 6 Comment
  CDA40955  Salvia apiana T. C. Fuller 1964-4-14 11829 Riverside Bench above wash of Whitewater Canyon, 4.1 miles north of Whitewater. 0 Comment
  IRVC2064  Salvia apiana R. H. Whittaker, W. A. Niering 1963-5-29 SJ 52 Riverside Mountain Center to Hemet. San Jacinto Mountains 640 Comment
  POM49157  Salvia apiana Charlotte M. Wilder 1905-06 627 Riverside Wilder's Canyon, Jurupa Hills. Comment
  RSA450306  Salvia apiana J. C. Roos 1948-5-8 3824 Riverside Whitewater. 549 Comment
  UC729534  Salvia apiana Carl B. Wolf 1932-5-24 Riverside Snow Creek Canyon San Jacinto Mts. (0.5 mi below Fish Hatchery, n base of San Jacinto Mts) 548 Comment
  UCR100304  Salvia apiana B. G. Pitzer 1997-4-20 3194 Riverside Lakeview Mtns, Warren St. at base of hills, c. 1/2 mi. (airline) NE of Contour Ave. ( = Juniper Flat Road). Just past the turn-off to the water tank 534 Comment
  UCR18808  Salvia apiana John C. Roos 1965-6-13 s.n. Riverside Santa Rosa Mtns., Dos Palmas Spring Comment
  SD137721  Salvia columbariae Darin L Banks 1995-4-5 133 Riverside Cleveland Nat Forest, Agua Tibia Wilderness area, N Slope of Agua Tibia Mt. E of Dripping Springs Alcove, along Dripping Springs Trail 609 Comment
  UCR42309  Salvia columbariae N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 166 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mountains, 1 mi west of Snow Creek Village 489 Comment
  UCR16803  Salvia dorrii subsp. dorrii Leland E. Francois 1966-4-23 42366- 4 Riverside Mojave Desert, Joshua Tree National Monument [now J.T. National Park], south edge of Ryan Mountain Campground 1300 Comment
  CLARK-A1528-3117  Salvia greatae John C. Roos 1958-3-29 Riverside Coachella Canal Comment
  RSA0042827  Salvia greatae Duncan S. Bell, Deidre Conocchioli 2014-3-18 6251 Riverside Orocopia Mountains; southern/central section of range; approximately 1.25 air miles northwest of Gucci Spring. 511 Comment
  JOTR30207  Salvia leucophylla Vanderspek & Nolte 1964-4-17 s.n. Riverside Joshua Tree National Park. Comment
  JEPS62760  Salvia mellifera W. L. Jepson 1901-5-18 1262 Riverside hills e San Jacinto Valley (San Jacinto River); San Jacinto River Comment
  RSA666647  Salvia mellifera A. C. Sanders, Kent Beaman 2002-5-10 25046 Riverside Santa Ana Mtns., Santa Rosa Plateau: hills west of the head of De Luz Creek, 0.4 mi south of Tenaja Rd. on west side of Calle Roble near Avenida Matorral. 671 Comment
  SEINET10499109  Salvia mellifera James S. Miller 1992-5-8 Miller 7454 Riverside 1 mi N of California route 74 on Main Divide Road; near NE border of Cleveland National Forest. 900 Comment
  UC1929897  Salvia mellifera Scott D. White, Angelia Carey 2004-7-2 10588 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. San Jacinto 7.5' Quad. Comment
  RSA82997  Salvia pachyphylla Joseph A. Ewan 1930-8-31 2149 Riverside Trail out of Tahquitz Valley, San Jacinto Mts. 2652 Comment
  UCR35325  Salvia pachyphylla L. B. Ziegler 1970-8-28 418 Riverside Santa Rosa Mtns, Santa Rosa Mountain 2439 Comment
  SD229201  Salvia pachyphylla subsp. pachyphylla Dick Schwenkmeyer 2012-8-7 775 Riverside Santa Rosa Mountain Cabin, 10 miles southeast of the intersection of Highway 74 and Santa Rosa Mountain road. 2305 Comment
  SEINET156295  Sambucus caerulea Norman C. Cooper 1944-5-19 1289 Riverside Banning. 701 Comment
  RSA180335  Sambucus mexicana E. W. Lathrop 1965-4-4 5626 Riverside 8 miles west of Murrieta-Tenaja Range. Comment
  RSA376135  Sambucus mexicana R. F. Thorne, Steve D. Boyd, Earl Lathrop 1985-7-18 61284 Riverside De Luz; Arroya near Murrieta-Guava St. roads, a few miles S of Murrieta 385 Comment
  RSA650335  Sambucus mexicana G. Foster 1961-5-12 s.n. Riverside Highway to Idyllwild, Beaumont side. Comment
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Feb 18 2013
  SD133203  Sanicula crassicaulis Scott White 1991-5-13 91 79 Riverside Highway 79 immediately west of U.S. Forest Service Campground at Dripping Springs. 550 Comment
  SDSU12266  Sanicula crassicaulis Jeremy Mass, Ryan Jacobsen 2000-4-19 13 Riverside Along edge of road near Stone Creek close to Southside Field Station, Santa Margarita Ecological Reserve (SDSU). 222 Comment
  UCR177401  Sarcostemma cynanchoides Marisa Sripracha, K. A. Boyd 2004-3-22 069 Riverside San Jacinto Mtns. Foothills/Sonoran (Colorado) Desert, Snow Creek 366 Comment
  UCR131798  Sarcostemma cynanchoides subsp. hartwegii Mitch Provance 1998-6-24 755 Riverside Jurupa Mountains, 'Rattlesnake Mt.', c. 0.5 km east of corner of Rorimer Dr. and Brenton St., on the E side of Armstrong Rd., in the Sunnyside area of Riverside. 366 Comment
  JEPS27450  Sarcostemma hirtellum Dr. L. M. Newlon 1922-1 451 Riverside Palm Canyon of Mt. San Jacinto Comment
  SEINET4566951 Image available Sarcostemma hirtellum Scott D. White 2001-4-17 8337 Riverside Sonoran Desert: Shavers Valley. North of the I-10 Freeway, ca. 16 miles east of Indio jtn. I-10/ SR 111. Bajadas, washes, and mtn. foothills near powerline access roads at unnamed freeway exit accessing pump station. 457 Comment
  UCR180386  Sarcostemma hirtellum Scott D. White, Andrea Warniment (Edwards) 2006-3-29 11276 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, a few mi east of Indio, at proposed I-10 Freeway / McNaughton Parkway interchage, north of the I-10 Freeway 152 Comment
  UCR224179  Sarcostemma hirtellum Justin M. Wood, Dustin M. Ray 2010-10-21 3022 Riverside Colorado (Sonoran) Desert, Chuckwalla Valley northeast of Victory Springs and 0.9 km east of Kaiser Road on unmarked 4WD road 198 Comment
  UCR226768  Sarcostemma hirtellum Jim Andre 2011-2-9 15897 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
  SEINET7862086  Schinus molle M. F. Barrus 1919-12-24 57 Riverside Riverside, Canyon, W slope of Box Springs Mts. Comment
  UCD92910  Schismus arabicus James B. Garner 1959-3-17 I Riverside 20 miles south Vidal Junction. Comment
  RSA466562  Schismus barbatus Christopher Davidson 1973-4-1 1803 Riverside Hwy 71/79, appx. 7 mi from jct of Hwy 395 south. 412 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
  CAS-BOT-BC111578  Schoenoplectus americanus Frederick Morris Reed 1904-6-19 612 Riverside Bogs along Spring Brook below Fairmount Park. Comment
  UCR195097  Scirpus microcarpus A. C. Sanders, Tim Thomas 2008-8-1 35951 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek near Mountain Center, SE of Keenwild Fire Station 1402 Comment
  CAS-BOT-BC243508  Scribneria bolanderi Steve Boyd 1995-5-13 8510 Riverside West of Onion Hill, southeast of Elsinore Peak area along trail following old Main Divide Road Grade, Santa Ana Mountains 1005 Comment
  RSA543180  Scrophularia californica subsp. floribunda Steve D. Boyd, Tim S. Ross, Mike Hammit 1991-5-2 6119 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
  UCR111578  Scrophularia californica subsp. floribunda Mitch Provance 1999-4-3 1752 Riverside City of Riverside, SW side of 'Royal Hill', 0.25 miles east of the corner of Victoria Ave. and Arlington Ave. 351 Comment
  UCR188672  Scrophularia californica subsp. floribunda Amanda Lovelady, Tina Hofmann 2007-5-20 26 Riverside Peninsular Range; Santa Ana (Elsinore) Mtns., c. 4 miles SW of city of Lake Elsinore, Cleveland National Forest, Morgan Trailhead at Main Divide Truck Trail, and surrounding area, between heads of Morrell and Decker Canyons 854 Comment
  RSA496729  Scrophularia californica subsp. floribunda B. Pitzer 1987-4-21 497 Riverside Box Springs Mtns, near southernmost radio towers 793 Comment
  SEINET156173  Scutellaria angustifolia Norman C. Cooper 1944-7-16 1540 Riverside San Jacinto Mtn., Pine Cove. 1524 Comment
  LA55077  Scutellaria mexicana James Lauter; 1953-5-25 sn Riverside 11 mi. S of Indio-Palm Springs Highway on US Hwy 74 1219 Comment
  UCSB10512  Scutellaria mexicana Haller, Norman 1953-5-24 Riverside 11 miles So. of Palm Springs; Indio Rd; Palms to Pines Hiwy. 74 914 Comment
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Nov 19 2014
  RSA445338  Scutellaria siphocampyloides Christopher Davidson 1978-6-15 7389 Riverside Santa Rosa Mountains. Santa Rosa Peak. Trail to the top. 2409 Comment
  UCR35331  Scutellaria siphocampyloides L. B. Ziegler 1965-6-8 54 Riverside San Jacinto Mtns., Hemet (Thomas/Garner) Valley, side canyons of the valley 1448 Comment
  UCR106861  Scutellaria tuberosa Kathleen Stockwell 1998-3-22 s.n. Riverside Murrieta Hot Springs, Warm Springs Creek, between Hwy 79 and the Hogbacks, south of Los Alamos Rd. and north of Hunter Rd. 400 Comment
  SFV6323  Selaginella bigelovii T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-2 26 Riverside San Bernardino Mountains Whitewater Canyon Road, 3 miles north of Highway 60. 630 Comment
  UC306718  Selaginella bigelovii S. B. Parish 1918-4-3 11689 Riverside Oak Lodge; San Jacinto River canyon 914 Comment
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Nov 20 2011
  UCR156364  Selaginella bigelovii T. B. Salvato, Kent Beaman 2005-5-16 882 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
  POM950  Selaginella bigelovii E. Robinson, Crocker 1916-3-20 s.n. Riverside Santa Ana Mtns. Comment
  RSA747993  Selaginella eremophila Scott D. White, Justin M. Wood 2009-4-28 12596 Riverside City of Desert Hot Springs, Proposed development N of Pierson Blvd and E of Verbena Dr. Comment
  SBBG14838  Selaginella eremophila L. L. Kiefer 1963-3-24 485 Riverside Andreas Cyn 243 Comment
  SEINET9622492 Image available Selaginella eremophila M. D. Windham, K. Pryer, J. Beck, C. Rothfels, A. Grusz 2008-5-15 3559 Riverside SSE of Palm Springs along unnamed tributary of Palm Canyon. ca. 5.61 km WNW of the summit of Murray Hill. T4S, R4E, Sec. 34. 221 Comment
  UC1537031  Senecio californicus Gordon H. True 1935-3-11 77 Riverside Box Springs 365 Comment
  CAS-BOT-BC323990  Senecio flaccidus var. douglasii Roxana S. Ferris 1953-4-20 12634 Riverside Canyon floor, road to Lost Palms Canyon about 4 miles N of Shaver summit. Comment
  UCR244440  Senecio flaccidus var. monoensis Jim Andre 2012-4-16 20930 Riverside Mojave/Sonoran Desert Transition, Joshua Tree National Park; along Cottonwood Springs Rd, 2.4 mi. north of Cottonwood Visitor's Center 956 Comment
  CLARK-A1528-2087  Senecio mohavensis John C. Roos 1949-4-10 4223 Riverside Chuckwalla Mountains Comment
  RSA0025284  Senecio mohavensis J. Andre 2013-3-4 23874 Riverside Riverside Mountains; east side of range, along rocky dirt road to historic mine area, 0.8 miles west of Hwy 95, approx 12 miles south of Vidal Junction. 127 Comment
  UCD108465  Senegalia greggii R. Tofsrud 1950-4-1 s.n. Riverside 15 miles N of Blythe, Hwy. 95. Comment