Search Results — 2000 specimen records retrieved (1880 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229337  Abronia villosa A. C. Sanders 2010-3-15 37413 Riverside Sonoran (Colorado) Desert: pass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 deg. ) of Blythe 152 Comment
  SBBG69817  Abronia villosa M. N. Ackley 1928-3-31 714 Riverside Hidden Spring 304 Comment
  SEINET7909538  Abronia villosa P. L. Packard 1976-1 23 Riverside 6 mi W of Blythe, Interstate 10 Comment
  SEINET893736  Abronia villosa Str Richard 1964-1 78 Riverside Along U. S. Highway 99, 4 miles east of Whitewater, east of San Gorgonio Pass. 274 Comment
  UCR124857  Abronia villosa B. C. Templeton, I. W. Clokey 1930-4-9 1078 Riverside Sonoran (Colorado) Desert, North of Palm Springs 400 Comment
  POM122569  Abronia villosa var. aurita Marcus E. Jones 1925-4-24 s.n. Riverside Banning. Comment
  POM202487  Abronia villosa var. aurita Marcus E. Jones 1934-5-9 s.n. Riverside Corona Comment
  RSA165140  Abronia villosa var. aurita Mark Parratt 1962-2-24 111 Riverside E side of road in cathedral city. Colorado desert edge. Drainage area: Salton Sea. 152 Comment
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Jun 24 2008
  SD185251  Abronia villosa var. aurita T. B. Salvato, Kent Beaman 2005-5-16 80 Riverside San Jacinto Mountain foothills: San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Highway 74. 548 Comment
  UC7624  Abronia villosa var. aurita Mrs. Gregory 1890-1 Riverside San Jacinto Comment
  UCR214293  Abronia villosa var. villosa A. C. Sanders, Richard Dwerlkotte 2010-3-22 37510 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 2 mi. SE of Sidewinder Well, south of Palen Dry Lake, SW of Palen Mtns. 142 Comment
  CHSC26552  Acacia greggii James Henrickson 1971-4-2 5474 Riverside Near Hidden Oasis, 13 miles E, of Palm Springs, in open Colorado Desert adjacent to Palm Oasis. 182 Comment
  OBI13405  Acacia greggii Tracey & Viola Call, Viola Call 1962-4-6 2114 Riverside 3 mi NW of Desert Hot Springs 274 Comment
  UCR178532  Acacia greggii R. G. Swinney 1967-5-26 148 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Snow Creek 381 Comment
  LA202925  Acamptopappus sphaerocephalus Elizabeth McClintock; 1936-4-11 sn Riverside Pines to Palms Highway Comment
  LA26702  Acamptopappus sphaerocephalus William Shapeero; 1954-4-28 sn Riverside Joshua Tree National Monument Comment
  RSA757824  Acamptopappus sphaerocephalus M. Wall 2010-5-6 556 Riverside San Gorgonio Pass area, off Tipton Rd. ca. 0.75 miles west of jct with Hwy 111 350 Comment
  SEINET1956952 Image available Acamptopappus sphaerocephalus L. R. Abrams 1941-4-23 13923 Riverside Whitewater Water wash, Palm Springs railroad station. Comment
  JEPS12539  Acamptopappus sphaerocephalus var. sphaerocephalus H. M. Hall and W. L. Jepson May 17 1901-Jun 1 1901 1833 Riverside label heading: Journey of Jepson & Hall from Riverside to Palm Canyon (and return to Van Deventers); Van Deventers Flat Comment
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Jul 5 2010
  RSA730112  Acamptopappus sphaerocephalus var. sphaerocephalus R. F. Thorne 1966-10-15 41805 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway Comment
  RSA717495  Acer negundo A. C. Sanders, O. F. Clarke 1991-6-10 11122 Riverside Upper Santa Ana River/San Bernardino Valley: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River. 238 Comment
  UC729975  Achnatherum coronatum Carl B. Wolf 1932-5-25 3694 Riverside 1/4 mi se of summit Moreno Grade (sw of Beaumont); Bad Lands 670 Comment
  RSA515306  Achyrachaena mollis Jeri Hirshberg 1989-4-11 s.n. Riverside S of Town of Murrieta, SW of Mesa del Burro. 610 Comment
  CDA23994  Achyronychia cooperi G. D. Barbe, T. C. Fuller 1973-2-28 1062 Riverside Road to Wiley s Well at I-10, west of Blythe. 0 Comment
  RSA784742  Achyronychia cooperi Duncan S. Bell 2012-2-12 3087 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  SBBG56033  Acmispon argophyllus var. argophyllus B. Gustafson 1977-4-7 5586 Riverside Whitewater Cyn Rd, near start of Pacific Crest Trail 609 Comment
  UCSB72613  Acmispon glaber var. brevialatus White, Scott; Carey, Angelia 2004-4-5 Riverside San Jacinto Mountain Foothills: North of Valle Vista. Indian Creek Watershed 518 Comment
  JOTR35503  Acmispon nevadensis var. nevadensis La Doux, Tasha, D. Shade, S. De Groot, N. Fraga, L. Washburn 2013-4-26 3191 Riverside Joshua Tree National Park. Little San Bernardino Mtns, Smithwater Canyon, below steep rock wall at bend in canyon (Biodiversity Hunt stop3) 1241 Comment
  CAS-BOT-BC226246  Acmispon strigosus A. C. Sanders 2011-4-6 38995 Riverside Peninsular Range; Santa Ana Mtns. Region: Temescal Canyon, along Temescal Canyon Rd. 1.5 mi. NE (73 deg. ) of Glen Ivy Hot Springs, 0-0.4 mi. NE of I-15 crossing 320 Comment
  SD133088  Acmispon strigosus Scott White 1991-5-10 91 134 Riverside Hwy 79 immediately west of US Forest Service Campground at Dripping Springs; Vail USGS quad. 548 Comment
  CAS-BOT-BC22562  Adenophyllum porophylloides C. L. Hitchcock; C. V. Muhlick 1964-3-22 23270 Riverside West end of Pinto Basin, Joshua Tree National Monument Comment
  RSA680558  Adenophyllum porophylloides Scott D. White, Michael Honer 2003-4-30 9139 Riverside Shavers Valley. About 1-2 miles south west of unnamed freeway exit at pumping station. 396 Comment
  RSA718296  Adenophyllum porophylloides Michael Honer, L. Hulse 2004-4-2 1877 Riverside Blind Canyon; appx. 1/2 mi. N of Desert Hot Springs 488 Comment
  UCR237943  Adenostoma fasciculatum Mark A. Elvin 2004-6-2 3501 Riverside Peninsular Range; San Jacinto Mtns., Garner Valley, east of Hwy 74 between Fobes Ranch Rd. and Morris Ranch Rd. at base of foothills 1402 Comment
  POM13637  Adiantum capillus-veneris E. C. Jaeger 1922-4-15 1037 Riverside Eagle Canyon, 5 miles south-east of Palm Springs. Comment
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Aug 3 2011
  UCR151408  Adiantum jordanii D. L. Banks 1997-3-1 1355 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. Pechanga Creek, east of the'Fiesta Grounds' to the spring on the northern fork of Pechanga Creek at the eastern end of the Reservation 427 Comment
  UCR50390  Adiantum jordanii L. F. LaPre, Jack Easton 1988-1-12 s.n. Riverside Santa Rosa Plateau, Mesa de la Punta, Santa Rosa Springs Ranch 610 Comment
  JEPS32114  Agnorhiza ovata Carl V. Meyer 1929-6-18 783 Riverside near Kenworthy (at edge of Hemet Valley); Hemet Valley Comment
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Mar 25 2011
  CLARK-A1528-1531  Agoseris retrorsa John C. Roos 1937-4-18 1362 Riverside Cabazon Comment
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Jun 10 2015
  CAS-BOT-BC127425  Agrostis exarata Carl B. Wolf 1932-8-6 3997 Riverside San Jacinto Mountains. 2.9 miles from Idyllwild on road to Hemet. 1219 Comment
  UCR96598  Agrostis exarata Scott D. White 1996-8-1 4428 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  UCR193870  Agrostis pallens A. C. Sanders, Mitch Provance 2008-7-11 35792 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
  UCR2134  Agrostis viridis F. M. Reed 1906-5-26 959 Riverside Riverside. Wastewater ditch on Blaine Street Comment
  UC116545  Allenrolfea occidentalis T. S. Brandegee 1901-4-4 Riverside Colorado Desert Comment
  SBBG69673  Allionia incarnata M. N. Ackley 1928-4-3 722 Riverside Clarys Cyn, Coral Reef Ranch 60 Comment
  UCR112110  Allionia incarnata A. C. Sanders, T. B. Salvato 2000-4-21 23343 Riverside Coachella Valley, east side of the Coachella Canal c. 1/4 mi. north of I-10, 3 miles east of Indio 15 Comment
  UCR129151  Allionia incarnata Chris E. True, K. Flemming 2003-9-26 s.n. Riverside Sonoran (Colorado) Desert, Canyon Spring, Orocopia Mtns. 372 Comment
  CAS-BOT-BC540730  Allionia incarnata var. incarnata Sarah J. De Groot; Amy Rouillard 2015-9-15 7559 Riverside Ford Dry Lake, Chuckwalla Valley, N of I-10 106 Comment
  HSC85668  Allium haematochiton Steve Boyd 1986-3-9 1378 Riverside Temescal Canyon: Alberhill Mtn., S slope of mtn., just E of claymine area 459 Comment
  RSA585734  Allium haematochiton Darin L. Banks, Steve Boyd 1995-5-9 0397 A Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 790 Comment
  RSA0006686  Allium munzii Steve Boyd 1986-4-20 1725 Riverside Gavilan Plateau, Gavilan Hills: clay soil on hillside south of Harford Springs County Park. 616 Comment
  JOTR33768  Allium parishii La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-6-1 2924 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
  POM184740  Allium parishii C. L. Hitchcock 1932-4-9 12226 Riverside White Tanks, Joshua Tree National Monument, East Riverside Comment
  RSA501026  Allium peninsulare Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3145 Riverside Vail Lake area, ridge along N edge Oak Mountain, 1.5-2.0 miles W of the dam. 518 Comment
  RSA543160  Allium peninsulare Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6090 Riverside Vail Lake region, SW and W flanks of Billy Goat Mountain 3 miles N Highway 79, 1 mile W of Highway 371, N of Aguanga. 600 Comment
  UCR213852  Allium peninsulare Scott D. White, Justin M. Wood 2009-5-22 12919 Riverside San Jacinto Mountains, Halfway Spring, accessed via Old Control Road 1159 Comment
  SEINET7882508 Image available Allium peninsulare Jean Coulson 1959-1 s.n. Riverside Box Spring Mts. Riverside County, California. 200 yds. beyond the fork in the radio tower road, on the road which goes to the 'C'. E. of road 100 ft. up small, dry stream bed. Comment
  POM1634  Allium peninsulare var. peninsulare I. M. Johnston 1918-4-27 1884 Riverside Temescal Canon (Between Elsinore and Corona) 366 Comment
  UCR280619  Allium peninsulare var. peninsulare Mitch Provance, Jeremiah George, Matt K. Beyers 2017-4-3 417- 08 Riverside Gavilan Hills, Alberhill Canyon, dirt road portion of Lake St., about 0.8 miles N of Hwy. 15 at Alberhill. 457 Comment
  RSA367128  Allium praecox B. C. Templeton, C. B. Clokey, I. W. Clokey 1930-4-15 1484 Riverside North of Gavilan Peak. 550 Comment
  SEINET3878856  Allium praecox D. W. McNeal 1995-3-22 4079 Riverside On the lower slopes of the N side of Gavilan Pk., 0.7 mi S of Cajalco Rd. (jct. 6.5 mi W of Interstate 15 on Cajalco Rd.).; 0 Comment
  UCR129910  Allium praecox Mrs. C. M. Wilder 1905-1 s.n. Riverside Riverside 915 Comment
  UC1931113  Allophyllum divaricatum Scott D. White, Justin Wood 2008-6-18 12205 Riverside San Jacinto Mountains: Hiking trail from K flat to Apple Canyon Rd. Comment
  UCR80806  Allophyllum gilioides Scott D. White 1993-5-29 1483 Riverside San Bernardino Mtns, Banning Canyon & Big Oaks Canyon along the road to Raywood Flat on Yucaipa Ridge 1220 Comment
  UC52549  Allophyllum gilioides subsp. violaceum H. M. Hall July 1901 Riverside vicinity of Deer Springs (Accordion Creek); San Jacinto Mts., Accordion Creek 2438 Comment
  RSA526139  Allophyllum glutinosum Steve Boyd, T. S. Ross 1990-5-11 4652 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  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
  CAS-BOT-BC516262  Alternanthera caracasana Mitch Provance 2013-6-18 613 -30 Riverside Santa Ana River Valley: Riverside, Arlanza area, Terrace Middle School on Rutland Ave. 227 Comment
  HSC92614  Amaranthus albus J. J. Jimenez-Osornio 1986-11-6 1 Riverside Corona 186 Comment
  UCR167796  Amaranthus albus T. B. Salvato, Melissa Clemons 2005-6-23 1319 Riverside Peninsular Range; Temescal Valley, 3 miles NW of Alberhill, Temescal Canyon Road at Corona [Lee] Lake 366 Comment
  UCR20310  Amaranthus blitoides John C. Roos 1965-7-27 s.n. Riverside Hemet Comment
  POM306175  Amaranthus fimbriatus Henry J. Ramsey, Henrt J. Ramsey 1939-11-28 s.n. Riverside Indio-(20 mi. east) Comment
  RSA0099444  Amaranthus fimbriatus Duncan S. Bell, Evan Meyer 2014-10-29 7694 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
  RSA356608  Amaranthus fimbriatus R. F. Thorne 1966-10-15 41817 Riverside Palm Springs. Comment
  UCR274219  Amaranthus fimbriatus Duncan S. Bell, Evan Meyer 2014-10-28 7669 Riverside northwest section Orocopia Mountains, c. 1.8 air miles northwest of the summit of Orocopia Mountain 936 Comment
  UCR163092  Amaranthus palmeri B. G. Pitzer, G. R. Ballmer 2000-10-14 4226 Riverside Sonoran (Colorado) Desert, south of eastern Ford Dry Lake, c. 200 yards south of Hwy I-10 off gasline road at large wash, 1 mi. east of Ford Lake Rd. exit, c. 22 miles west of Blythe 110 Comment
  UCR115128  Ambrosia acanthicarpa Mitch Provance 2000-10-28 2281 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 290 Comment
  UCR176766  Ambrosia acanthicarpa G. S. Nuessly 1980-11-11 s.n. Riverside Riverside: U.C. Riverside campus, near Health Center 351 Comment
  CAS-BOT-BC45010  Ambrosia confertiflora Louis C. Wheeler 1933-12-1 2278 Riverside Banning 731 Comment
  CAS-BOT-BC22603  Ambrosia dumosa S. Smith-White; A. Johnson 1963-4-12 63 -330 Riverside Joshua Tree National Monument: about 3 mi S of Entrance to Cottonwood Springs Campground Comment
  JEPS40963  Ambrosia dumosa W. L. Jepson 1928-4-25 12618 Riverside dry hills, (at w edge of Eagle Mountains) Cottonwood Springs; Colorado Desert, Joshua Tree National Monumnet, Eagle Mounta 731 Comment
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Oct 9 2010
  POM198001  Ambrosia dumosa Joseph A. Ewan 1932-4-8 7029 Riverside Seven Palms near Garnet Comment
  RSA191738  Ambrosia dumosa R. F. Thorne 1963-3-29 32401 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
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Dec 14 2011
  RSA643343  Ambrosia dumosa R. D. Goeden, D. W. Ricker 1970-5-14 s.n. Riverside Coachella Valley: Palm Springs, SW side of Hwy 111, 1.3 mi. SE of Overture Drive, at foot of San Jacinto Mtns. near Desert Angel peak. 274 Comment
  SD127613  Ambrosia dumosa David Charlton 1988-2-18 1122 Riverside South side of Little San Bernardino Mountains; Fargo Canyon Road to Cottonwood Wash, south of Joshua Tree National Park. 609 Comment
  UCR178508  Ambrosia dumosa R. G. Swinney 1967-5-26 149 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Snow Creek 381 Comment
  SEINET10725764  Ambrosia dumosa A. K. Evans 1976-4-13 Evans 5206 Riverside Rocky slopes of Santa Rosa Mountains. Comment
  SJSU11733  Ambrosia ilicifolia R. C. McGehee 1970-4-30 248 Riverside 4 miles W of Corn Spring Canyon ca. 18 miles SE of Desert Center Comment
  UCR168321  Ambrosia salsola E. K. Balls 1949-4-2 12904 Riverside Sonoran (Colorado) Desert, towards Salton Sea near Durmid on Highway 111 -67 Comment
  SD80050  Ambrosia salsola var. salsola Nancy Ryan Zabriskie, Walter Zabriskie 1970-3-27 271 Riverside Below Andreas Canyon Clubhouse, Andreas Canyon 305 Comment
  UC897997  Ambrosia salsola var. salsola F. A. Thackery 1928-4-18 189 Riverside Morongo Canyon Comment
  SD72239  Amelanchier utahensis Russell S. Woglum 1937-5-22 579 Riverside Near Santa Rosa Indian Reservation, Santa Rosa Mts., Palms to Pines State Hwy. 74 Comment
  UCR24891  Amelanchier utahensis A. C. Sanders 1980-7-22 1695 Riverside Peninsular Range; San Jacinto Mtns., Drainage of the north fork of the San Jacinto River, along Forest Service Road 4S02, 0.8 mi south of Dark Canyon Campground, c. 2 air mi north of Pine Cove. 1829 Comment
  POM126807  Ammannia coccinea E. E. Schellenger 1894-8-10 s.n. Riverside Colorado Desert, River bottom - Paloverde Comment
  SD84908  Amorpha californica Nancy Ryan Zabriskie, Walter Zabriskie 1971-8-21 441 Riverside Santa Rosa Mountains, Palm Canyon drainage, above Garnet Queen Cr. crossing of Santa Rosa Mountain Road 1830 Comment
  UCR13797  Amorpha fruticosa var. occidentalis N. R. Zabriskie, W. W. Zabriskie 1971-8-20 429 Riverside Santa Rosa Mtns, N side of canyon bottom, c. 350 yds. above Hwy 74, Palm Canyon Drainage 1524 Comment
  POM184172  Amsinckia intermedia P. A. Munz 1932-3-24 12025 Riverside North of Lake Elsinore. 305 Comment
  POM319691  Amsinckia intermedia Patricia Wilder 1971-5-13 4952 Riverside Prado Flood Control Basin; along bank at east end of top of Prado. Alt. 650 ft. 198 Comment
  SD237357  Amsinckia intermedia A. C. Sanders, T. B. Salvato 2011-4-1 38949 Riverside Peninsular Range: Lake Elsinore, old house site on hill top along Baker St. below large water tank on hill, 0.83 km NW of Hwy 74, 0.5 km SW of Elsinore Outlet Mall / Collier Ave., above Temescal wash. 402 Comment
  SDSU18978  Amsinckia intermedia C. Matt Guilliams 2008-2-27 486 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 449 Comment
  UC1605425  Amsinckia intermedia Steve Boyd 1986-4-2 1618 Riverside Gavilan Plateau; Gavilan Hills, Garford Springs County Park 609 Comment
  UCR3295  Amsinckia intermedia T. R. Plumb 1964-4-11 s.n. Riverside San Jacinto Mountains, North Mountain [=Mt. Edna?] c. 5.5 mi south on Old Banning-Idyllwild Rd. 988 Comment
  UCR174237  Amsinckia retrorsa A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32664 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
  UCR180049  Amsinckia retrorsa Mitch Provance 2005-5-18 9807 Riverside Warm Springs Valley, Nichols road wetland area at Alberhill Creek, south of the I-15 Freeway and Collier Ave., along the SE side of Pierce St., properties on both the NE and SW sides of Baker St. in the city of Elsinore 396 Comment
  JEPS49775  Amsonia tomentosa W. L. Jepson and W. C. Mathews 1914-5-17 5980 Riverside Lookout Mt. n. of Indio; Colorado Desert, Lookout Mt. Comment
  JOTR31082  Amsonia tomentosa La Doux, Tasha, T. Herskovits, B. Truesdell, M. Wheeler 2010-5-6 2345 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west of Ryan Mountain; Monzo-granitic boulder outcrop south of Ryan Mountain campground (Stop 2) Comment
  UCR16649  Anagallis arvensis Kirk Taylor 1976-5-23 76-5-23- 13 Riverside Peninsular Range, Mesa de Colorado, 7 mi west of Murrieta on Tenaja Rd 549 Comment
  RSA387340  Ancistrocarphus filagineus Steve Boyd 1986-4-22 1772 Riverside Temescal Canyon: Terrace escarpment E side of Indian Wash, S of I-15. Comment
  RSA180297  Anemopsis californica E. W. Lathrop 1964-5-24 5380 Riverside 14 miles west of Murrieta. 549 Comment
  UC20795  Angelica tomentosa H. M. Hall July, 1901 2557 Riverside San Jacinto Mountains, Fuller's Mills Mountains Fuller's Mills Mountains; San Jacinto Mountains, Fuller's Mills Mountains 2133 Comment
  UC485492  Antennaria argentea A. W. Anthony 1899-1-1 Riverside San Jacinto Mt. Comment
  POM12710  Antennaria rosea Philip A. Munz 1922-7-5 5977 Riverside Tahquitz Valley, San Jacinto Mountains 2226 Comment
  UC454335  Antennaria rosea I. J. Condit 1910-6-22 Riverside Tahquitz Valley San Jacinto Mts., Tahquitz Valley 2438 Comment
  RSA586796  Antirrhinum coulterianum D. L. Banks, Steve D. Boyd 1995-5-3 234 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
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May 9 2016
  RSA736898  Antirrhinum coulterianum Scott D. White, Justin M. Wood 2008-4-16 11888 Riverside Perris/Elsinore Basin: Hills to the W of I-215 and S of Scott Rd. 488 Comment
  UCR4534  Antirrhinum coulterianum John Dean 1965-5-26 s.n. Riverside Peninsular Range, Vail Ranch, l mi SE of Santa Margarita River on Calif. Hwy 71 306 Comment
  UCR7107  Antirrhinum cyathiferum Lloyd Tevis 1968-2-9 s.n. Riverside Sonoran (Colorado) Desert, S of Palm Desert, Coyote Wash at junction with Deep Canyon Wash on Deep Canyon Floodplain 274 Comment
  RSA425812  Antirrhinum filipes Christopher Davidson, J. Jones 1980-4-4 9944 Riverside West end of the Orocopia Mountains in a small canyon and wash almost due south of Oro Peak. Comment
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Sep 17 2011
  UC68689  Antirrhinum filipes H. M. Hall 1905-5-10 6014 Riverside Cottonwood Springs; Colorado Desert 670 Comment
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Oct 9 2010
  UC1929314  Antirrhinum kelloggii Scott D. White, Justin Wood 2008-4-16 11887 Riverside Perris/Elsinore Basin; Hills to the W of I-215 and S of Scott Rd. 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
  UCR133670  Apiastrum angustifolium Chet McGaugh 2003-5-10 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  RSA768577  Apium graveolens Justin M. Wood 2010-5-19 1846 Riverside Santa Ana River: +/- 1.4 miles downstream of Prado dam outlet, just NW of Green River Housing Estate. 131 Comment
  UCD127240  Apium graveolens E. W. Lathrop 1966-5-8 6511 Riverside 3 miles southwest of Corona, Hagador Canyon, Cleveland National Forest, Trabuco District. 274 Comment
  UC22885  Apocynum androsaemifolium H. M. Hall August, 1901 2595 Riverside vicinity of Tamarack Valley Tamarack Valley; San Jacinto Mts. 2560 Comment
  SBBG71703  Aquilegia formosa M. Lewis 1947-8-26 15 Riverside Dark Cyn 1981 Comment
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Jan 16 2012
  UCR3736A  Aquilegia formosa Frank C. Vasek 1964-7-25 640725- 14 Riverside San Jacinto Mountains, Dark Canyon near Wet Canyon Campground Comment
  JEPS53033  Arabis glabra Carl V. Meyer Jun 1927 198 Riverside Saunders Meadow Comment
  RSA0126208  Arabis glabra R. Weatherby 1949-6-6 638 Riverside Santa Rosa Mtn. 2134 Comment
  POM48328  Arabis perennans E. C. Jaeger 1925-3-1 s.n Riverside Snow Canyon, San Jacinto Mts. Comment
  UCR110993  Arabis perennans George K. Helmkamp 1998-6-27 4112 Riverside Santa Rosa Mtns., 5.8 mi SE of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail = F. S. Rd. 7S02), below Mountain Home Spring 1799 Comment
  RSA0128805  Arabis sparsiflora Duncan S. Bell, J. D. England 2010-6-4 1264 Riverside San Bernardino National Forest: Garner Valley, along forest service road 6S13 approximately 0.5 air mile west of junction of forest service road 6S04 and forest service road 6S13. 1372 Comment
  SEINET2117589  Arceuthobium cyanocarpum R. L. Mathiasen, C M. Daugherty 2009-8-5 09 -27 Riverside North slope of Tahquitz Peak. 0.3 km west of the jct. of the Tahquitz Peak Trail and the Tahquitz Valley Trail along the trail to Tahquitz Peak. 2620 Comment
  RSA629348  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-11-11 22546 Riverside Hwy 74, 25 km east of Hwy 79 Junction in Hemit. 1220 Comment
  UCR133431  Arctostaphylos glandulosa subsp. mollis Tracy Tennant, T. B. Salvato 1998-6-23 MOR- 447 Riverside San Bernardino Mountains, Morongo Indian Reservation, woodland stand 13, N end of Hathaway Canyon 1280 Comment
  RSA263738  Arctostaphylos glandulosa subsp. zacaensis E. W. Lathrop 1968-5-22 6901 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  RSA59195  Arctostaphylos glandulosa var. adamsii Frank W. Gould 1943-4-18 2134 Riverside 8 miles east [NW] of Idyllwild Comment
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Sep 29 2011
  RSA631751  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19264 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631787  Arctostaphylos glauca Jon E. Keeley 1992-7-17 16732 Riverside Morris Ranch Road (6S06), 0.8 km east east of Highway 74, Garner Valley. 1440 Comment
  UCR76880  Arctostaphylos glauca B. G. Pitzer, Stu Hemstreet 1992-5-21 1949 A Riverside Santa Ana Mtns., Cleveland National Forest, State Hwy 74, 1 mi. uphill of the 2,000 ft. marker & to the left 0.1 mi. on an old paved road 762 Comment
  RSA633525  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-17 16710 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  RSA633685  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16680 Riverside Road to Santa Rosa Mountain (7S02), 9.3 km south of Highway 74. 1990 Comment
  RSA633720  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16632 Riverside Road to Santa Rosa Mountain (7S02), 2.5 km south of Highway 74. 1640 Comment
  RSA633759  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Melanie Baer-Keeley 1993-4-23 22652 Riverside Road to Santa Rosa Mountain. 2000 Comment
  SEINET3093967 Image available Arctostaphylos pringlei Paul Lamos 1972-4-16 0416720501 Riverside .5 mi. north Lake Filmore highway 243 1646 Comment
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Mar 13 2018
  UCR187287  Arctostaphylos pringlei Diane Menuz 2006-6-27 185 Riverside Peninsular Range; Santa Ana Mtns, trail to Santiago Peak, 100 m from Main Divide Road 1470 Comment
  CAS-BOT-BC44371  Arctostaphylos pringlei subsp. drupacea C. B. Wolf 1931-5-11 1948 Riverside Rocky ridges near Pipe Creek, above Hemet Valley, San Jacinto 1676 Comment
  UCR100217  Arctostaphylos pungens Scott D. White 1992-12-16 987 Riverside Vail Lake area, c. 9 air mi east of Aguanga (junction of Hwys 371 & 79) & 3 air mi north of Beauty Mtn Peak. 1372 Comment
  CAS-BOT-BC46257  Arctostaphylos rainbowensis A. C. Sanders; Kent Beaman 2002-5-10 25056 Riverside Santa Ana Mtns., Santa Rosa Plateau: hills w. of the head pf De Luz Creek, 0.4 mi. s. of Tenaja Rd. On w. side of Calle 670 Comment
  CAS-BOT-BC46258  Arctostaphylos rainbowensis Steve Boyd 1994-10-14 8380 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest. Fisherman's Camp Trail 462 Comment
  LA105720  Arctostaphylos rainbowensis Steve Myers; 1987-9-15 sn Riverside Santa Rosa Plateau, intersection of Corona Calle Camino and Cerezo Rd., immediately S of Redonda Mesa Comment
  SD180715  Arctostaphylos rainbowensis C. Matt Guilliams 2007-8-2 396 Riverside Santa Margarita Ecological Reserve, east of 'Highlands Trail' on mesa top, near weather station, among boulders. 640 Comment
  SD180720  Arctostaphylos rainbowensis C. Matt Guilliams 2007-8-2 402 Riverside Santa Margarita Ecological Reserve, along A!Highlands TrailA(r) at northern rim of mesa-top. 654 Comment
  UCR35130  Arenaria macradenia subsp. ferrisiae L. B. Ziegler 1972-6-12 478 Riverside San Jacinto Mtns,, canyon above Kenworthy Ranger Station. 1402 Comment
  SD232214  Arenaria macradenia subsp. macradenia Scott D. White, Justin M. Wood 2008-6-17 12182 Riverside San Jacinto Mountains: Garner Valley - Kenworhty Station (USFS). Meadow and adjacent uplands. 1378 Comment
  UCR199611  Argemone munita Scott D. White, Angelia Carey 2004-7-2 10568 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Poppet Creek Canyon 610 Comment
  CAS-BOT-BC207131  Argythamnia lanceolata D. A. Johansen; J. A. Ewan 1932-4-11 7068 Riverside Mouth of Tahquitz Canyon, Western Colorado Desert Comment
  CAS-BOT-BC137664  Aristida adscensionis S. B. Parish 1912-10-8 8274 Riverside Salton Basin. New Schoolhouse, Indio. -6 Comment
  JOTR35359  Aristida adscensionis Harding, Mitzi, M. Wheeler 2011-1-26 144 Riverside Joshua Tree National Park. Pinto Basin, where Chuckwalla Valley meets Pinto Wash, 0.5 mi west of Coxcomb Mountains, sandy burms above large wash (STOP2) 289 Comment
  RSA714957  Aristida adscensionis Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4602 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  UCR167416  Aristida adscensionis John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, WNW of Rancho Dos Palmas between Coachella Canal siphons 29 and 30 24 Comment
  UCR2159  Aristida adscensionis F. M. Reed 1920-3-25 4270 Riverside Sonoran (Colorado) Desert, Sand dunes near Indian Wells 30 Comment
  UCR233942  Aristida adscensionis Duncan S. Bell 2011-10-22 2992 Riverside Sonoran (Colorado) Desert, Arica Mountains, west side of range, c. 2.6 air miles west of Priests Well, c. 6.8 air mi. SW of Rice 437 Comment
  UCR275540  Aristida adscensionis D. E. Bramlet 2010-3-1 4455 Riverside Sonoran (Colorado) Desert, West Berdoo Canyon, Little San Bernardino Mtns., c. 6 air miles north of Indio 366 Comment
  UCR175235  Aristida californica var. californica Jim Andre, T. La Doux 2006-4-11 6739 Riverside S Mojave Desert, Pinto Basin: c. 1 mi N of Pinto Basin Rd. (paved), in the Sand Hill area 527 Comment
  CLARK-A1528-4474  Aristida parishii John C. Roos 1942-5-2 1154 Riverside Joshua Tree National Park Comment
  CLARK-A1528-4484  Aristida purpurea John C. Roos 1965-6-23 Riverside Eagle Mountain Comment
  RSA129291  Aristida purpurea var. nealleyi H. S. Yates 1937-6-27 6723 Riverside Head of Deep Canyon. 1220 Comment
  UCR2162  Aristida purpurea var. nealleyi F. M. Reed 1927-3-18 5426 Riverside Sonoran (Colorado) Desert, Salt Creek Wash, north of Salton Sea 152 Comment
  RSA575883  Aristida purpurea var. parishii Steve Boyd 1981-3-13 s.n. Riverside Gavilan Hills regiion, upper western flank of Estelle Mountain. 671 Comment
  SD236172  Artemisia annua Eula F. Moore 1996-10-1 Riverside Riverside, weed at residence at 4291 Alta Vista Dr. 259 Comment
  IRVC474  Artemisia californica R. H. Whittaker, W. A. Niering 1963-5-29 SJ 60 61 Riverside San Jacinto Mtns: San Jacinto Valley 564 Comment
  POM161527  Artemisia dracunculus Ralph Hoffmann 1929-9-6 s.n. Riverside Tahquitz Valley, San Jacinto Mts. 2438 Comment
  JOTR32843  Artemisia ludoviciana subsp. incompta La Doux, Tasha, E. Babich, M. Brown 2008-9-30 1033 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Valley, near Lost Horse Ranger Station; granitic bouldery slopes above wash 1260 Comment
  SEINET2044543 Image available Artemisia ludoviciana subsp. redolens Dave Charlton 1986-12-26 652 Riverside Coxcomb Range at E end of Joshua Tree National Monument, northernmost West facing large canyon in the range, just north of Specter Peak. 915 Comment
  SD234280  Artemisia tridentata subsp. tridentata R. E. Jr. Riefner 2006-9-19 06 442 Riverside Temecula Valley, c. 0.1 mi, west of I-15 Freeway along Temecula Creek. 301 Comment
  RSA0025283  Asclepias albicans J. Andre 2013-3-4 23873 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
  UCR133948  Asclepias eriocarpa John F. Green 2003-8-15 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, La Cresta area, south side of Wendy Lane off Calle De Suenos, south of Avenida La Cresta and Avenida Castilla 701 Comment
  JEPS6279  Asclepias erosa W. L. Jepson 1914-5-16 5977 Riverside n Indio; Colorado Desert, Lookout Mt. Comment
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May 15 2011
  POM305400  Asclepias erosa Henry J. Ramsey, Henry J. Ramsey 1939-10-1 700 Riverside West of Blythe. Comment
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Mar 6 2013
  UCR21552  Asclepias fascicularis W. W. Mayhew 1980-8-1 s.n. Riverside Santa Rosa Mtns, 2 mi. south of Hwy 74 on road to Santa Rosa Peak 1646 Comment
  SJSU11072  Asclepias subulata R. C. McGehee 1970-5-1 260 Riverside Chuckwalla Springs Rd, 1 mi W of Graham Pass Rd c. 7 mi SW of Interstate Hwy 10 Comment
  CAS-BOT-BC334249  Asparagus asparagoides A. C. Sanders 2010-5-29 38428 Riverside Riverside, yard at 5081 Magnolia Ave., at corner of Chapman Place. 258 Comment
  IRVC12864  Asparagus officinalis Steve Stadler 1966-3-26 032666 44 Riverside Found along the Gagu Canal .2 miles North of Blaine Street. 305 Comment
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Sep 29 2011
  RSA667137  Asphodelus fistulosus A. C. Sanders, T. B. Salvato 2001-5-24 24371 Riverside Temecula, Long Canyon area west of Del Rey Rd. along Avenida Buena Suerte. 381 Comment
  RSA0061163  Asphodelus fistulosus Robt. Allen 2009-4-3 s.n. Riverside Santa Ana Mountains region: Near community of El Cariso. Along South Main Divide Road, 515 air meters(0.32 air miles) southeast of junction with Ortega Hwy (SR74). 843 Comment
  SEINET235114  Aspidotis californica F. M. Reed 1920-4-20 5829 Riverside Summit of Grade between Pala & Tewedula 914 Comment
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Sep 20 2013
  POM944  Aspidotis californica O. W. Robinson 1916-3-28 s.n. Riverside Miller's Canyon, Murrieta. Comment
  RSA740075  Aster ascendens Scott D. White, Justin M. Wood 2008-6-16 12138 Riverside San Jacinto Mountains: Meadow at Quinn Flat. 1378 Comment
  JOTR34067  Astragalus acutirostris La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2964 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; narrow canyon on edge of 2009 burn area, north of Lost Horse Mine trail Comment
  CAS-BOT-BC177458  Astragalus aridus A. C. Sanders 2010-3-15 37408 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
  CAS-BOT-BC177460  Astragalus aridus Roxana S. Ferris; Rimo Bacigalupi 1958-3-19 13229 Riverside 2.4 mi. S of Rice, on road to Midland and Blythe Comment
  RSA0025521  Astragalus bernardinus John F. Emmel 1986-4-12 996 Riverside Little San Bernardino Mtns: upper Berdoo Canyon. Locality also includes Quarter S 1/2. Section 31, Township 3S, Range 9E. 1372 Comment
  POM228205  Astragalus crotalariae A. M. Alexander, Louise Kellogg 1941-3-2 1881 Riverside Roadside 5 miles south of Valerie. Comment
  SBBG3169  Astragalus crotalariae H. and M. Dearing 1940-1-1 4064 Riverside NE end of Salton Sea Comment
  UC862667  Astragalus didymocarpus var. dispermus Alice Eastwood 1913-4-30 3058 Riverside Palm Springs Comment
  POM122306  Astragalus douglasii var. parishii Marcus E. Jones 1926-6-20 s.n Riverside Near Idyllwild Comment
  RSA185773  Astragalus douglasii var. parishii I. L. Wiggins 1966-6-4 20670 Riverside 2 miles SW of Idyllwild 1622 Comment
  SEINET10490024  Astragalus douglasii var. parishii Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-15 Conrad 7140 Riverside Scattered yellow pine at margin of large valley, 5.9 mi se of jct of idlewild Road and hwy 74 on 74. Comment
  SD137785  Astragalus gambelianus Darin L. Banks, Steve Boyd 1995-5-9 320 Riverside Northwest Palomar Mountains, north of the Agua Tibia Wilderness Area; west of the Dripping Springs Alcove Area, west of Woodchuck Campground. 730 Comment
  RSA774902  Astragalus lentiginosus var. coachellae Duncan S. Bell, Amber Swanson 2011-2-18 2024 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
  JOTR16677  Astragalus lentiginosus var. variabilis Walters, Jim 1967-3-11 s.n. Riverside Joshua Tree National Park. 1/2 MILE NORTH SQUAW TANK 1219 Comment
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Jun 16 2013
  RSA415583  Astragalus lentiginosus var. variabilis M. B. Dunkle 1935-3-17 4402 Riverside Colorado Desert. 610 Comment
  CAS-BOT-BC178071  Astragalus nuttallianus J. C. Roos 1958-3-15 s.n. Riverside 3 miles S.E. of Desert Center, in the Chuckwalla Mtns. Comment
  RSA0064476  Astragalus pachypus John F. Emmel 1995-7-16 1382 Riverside San Jacinto Mts.; Rouse Ridge road, 3.8 to 4.3 road miles SSE of Cranston Ranger Sation. 853 Comment
  RSA594778  Astragalus pachypus var. jaegeri D. L. Banks, Dylan Hannon 1996-5-3 0972 Riverside Agua Tibia Mountains; Foothills S of Hwy. 79, E of the Dripping Spring Campground, approximately 150 m SE of the Helipad at the upper camp sites. 524 Comment
  UC863144  Astragalus palmeri C. L. Hitchcock 1940-4-4 5945 Riverside Pinto Basin Pinto Basin (sandy wash) Comment
  RSA524468  Astragalus pomonensis Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4071 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
  UCR238090  Astragalus pomonensis Mark A. Elvin, Julie M. Vanderwier, Frank Sartuche 2002-5-16 2048 Riverside Peninsular Range; Agua Tibia Mtns., Pechanga Indian Reservation, nameless drainage/wash south of Pala Rd. 335 Comment
  UCR130221  Astragalus purshii George K. Helmkamp, E. A. Helmkamp 1998-6-27 4120 A Riverside Santa Rosa Mountains., Santa Rosa Mountain Road, 5.8 miles southeast of Calif. Hwy 74 1799 Comment
  JOTR35473  Astragalus tricarinatus Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 76 Riverside Joshua Tree National Park. Little San Bernardino Mtns; W. of Juniper Flats 1463 Comment
  SD224954  Astragalus tricarinatus G. K. Helmkamp 1998-4-3 3087 Riverside Coachella Valley: Mission Creek, the Wildlands Conservancy Preserve, 1.1 mi. NW of the ranch house beside a gauging station along the creek. 747 Comment
  UCSB3025  Astragalus tricarinatus Walker, Clifford 1954-4-10 Riverside East slope of Arroyo near head of White Water Canyon Comment
  UCR187490  Athyrium filix-femina Theresa Johnson 2006-8-23 278 Riverside Peninsular Range; San Jacinto Mtns., James Reserve, above Lake Fulmor 1646 Comment
  UCR91430  Athysanus pusillus Scott D. White 1995-3-30 2645 Riverside San Jacinto Valley, Moreno Valley; hills c. 0.7 air mi directly south of 60 Fwy and west of bend in Moreno Beach Drive. Topo Q. shows 'Moreno' BM 2067 at top of hill. 579 Comment
  CAS-BOT-BC98818  Atrichoseris platyphylla F. O. Ballou 1926-2-26 s.n. Riverside Painted Canyon [Canon] Comment
  PASA917  Atrichoseris platyphylla Margaret Stason 1929-4-28 Riverside Hidden Springs Comment
  UC69005  Atrichoseris platyphylla H. M. Hall 1905-5-1 6246 Riverside Cottonwood Pass Colorado Desert, Cottonwood Pass Comment
  UCR167264  Atrichoseris platyphylla 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
  CAS-BOT-BC98817  Atrichoseris platyphylla Helen K. Sharsmith 1952-4-8 4051 Riverside Mojave Desert - Pinto Mountains near Meek Mine and ca. 2.5 miles beyond Mission Well 579 Comment
  RSA592068  Atriplex argentea subsp. expansa R. E. Riefner 1996-6-20 96 -118 Riverside Near Ramona Freeway, San Jacinto Valley Comment
  JEPS59547  Atriplex canescens W. L. Jepson 1914-5-23 6050 Riverside near Palm Springs; Coachella Valley, near Palm Springs 60 Comment
  RSA0039848  Atriplex canescens Joseph Brehm 2014-7-21 s.n. Riverside Collected at Dos Palmas ACEC along Dos Palmas Road, between visitor parking and Dos Palmas well. Comment
  RSA452445  Atriplex canescens H. de Faust 1932-4-27 s.n. Riverside Beaumont- Banning Pass Comment
  SD143553  Atriplex canescens G. S. Nuessly 1980-10-16 Riverside Coachella Valley: Indio, southeast corner of Kenner Ave. and Monroe St., between Fred Waring Dr. and the Whitewater River Channel. Comment
  RSA452446  Atriplex canescens var. laciniata L. C. Wheeler 1931-11-27 379 Riverside 2 miles SE of Salton Bench Mark. -76 Comment
  SD80077  Atriplex canescens var. linearis Nancy Ryan Zabriskie, Walter Zabriskie 1970-10-31 325 Riverside Andreas Canyon Club property, Palm Canyon watershed. 170 Comment
  UCR208451  Atriplex glauca R. E. Riefner Jr. 2005-12-30 05- 792 Riverside city of Riverside, Gramercy Place near La Sierra Ave 27 Comment
  SEINET12740150  Atriplex hymenelytra E. Adams 1978-1 S.N. Riverside Mecca, Box Canyon. Desert wash. Comment
  HSC25219  Atriplex lentiformis R. W. Spjut 1972-1-6 2099 Riverside Colorado Desert, along water courses from Indio, along Hwy. 111, S to Salton Sea -30 Comment
  RSA0047014  Atriplex polycarpa Sarah J. De Groot, Cheryl S. Sevilla 2014-10-21 7352 Riverside West side of Big Maria Mountains; south of Vidal, just west of Highway 95 but east of powerline, along BLM road EC 472. About 3.2 air miles south of Slaughter Tree Wash; about 0.7 air miles (3700 ft.) west of the Colorado River. 99 Comment
  UCR281866  Atriplex polycarpa A. C. Sanders, Jim Malusa 2017-9-22 43374 Riverside Sonoran (Colorado) Desert, Arroyo Seco between Chuckwalla and Chocolate Mountains, at edge of Chocolate Mtns. Aerial Gunnery Range along Bradshaw Trail, c. 5 km NNE of Surveyors Pass 655 Comment
  RSA628489  Atriplex serenana A. C. Sanders, K. C. Rose 1999-7-18 22815 Riverside Skinner/Domenigoni area: French Valley, E side of Washington Ave. near Dawson Rd. 451 Comment
  UCR229495  Atriplex serenana Jeremiah George 2011-8-3 s.n. Riverside Peninsular Range; Elsinore Trough, Lake Elsinore, north end of Pasadena Ave., SE of Hwy 74/Riverside Dr. 386 Comment
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Sep 4 2018
  UCR75526  Atriplex suberecta A. C. Sanders 1993-5-17 14062 Riverside San Jacinto Valley, Hemet, south side Florida Ave (Hwy 74) on east side of California Ave. 460 Comment
  RSA614180  Avena barbata D. L. Banks 1997-2-17 1279 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, along Pechanga Road in the Reservation, approximately 10 m west of the Pechanga Tribal Government Center. 367 Comment
  UCR138648  Avena barbata D. L. Banks 1997-2-17 1279 Riverside Agua Tibia Mtns., NW Palomar Mountains, Pechanga Indian Reservation. Along Pechanga Rd. in the Reservation, c. 10 m west of the Pechanga Tribal Government Center 367 Comment
  UCR92089  Avena barbata Scott D. White 1995-3-30 2685 Riverside San Jacinto Valley, Moreno Valley: base of Badlands slopes, north of Highland Blvd & west of Theodore St 579 Comment
  RSA0124821  Ayenia compacta Duncan S. Bell, Sarah De Groot, LeRoy Gross 2016-2-17 8759 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting along the Martinez Slide to the north of Toro Canyon, approximately 4.75 air miles northeast of the summit of Martinez Mountain. 152 Comment
  UCR281865  Baccharis brachyphylla A. C. Sanders, Jim Malusa 2017-9-19 43333 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, canyon 3.75 km SW (209 deg. ) of Tabaseca Tank 711 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
  UCR101354  Baccharis emoryi A. C. Sanders, N. Ferguson 1997-3-20 20067 Riverside Riverside area, March Air Force Base, west of Hwy 215 at west end of Cactus Ave., vicinity of former weapons storage facility 518 Comment
  RSA0062663  Baccharis emoryi Marion P. Harthill 1973-2-25 s.n. Riverside 8 miles N. Elsinore. Comment
  RSA376137  Baccharis pilularis R. F. Thorne 1985-7-18 61282 Riverside De Luz; Arroya near Murrieta-Guava St. roads, a few miles S of Murrieta 385 Comment
  HSC92879  Baccharis salicifolia Scott D. White 1996-4-14 3904 Riverside E of Hemet, San Jacinto River Wash near Valle Vista, N of Hwy. 74, 1.7 mi. W of USFS Cranston Fire Station 534 Comment
  POM4662  Baccharis salicifolia L. T. Street, M. Durant 1918-5-12 s.n. Riverside San Jacinto River Canyon Comment
  SD152956  Baccharis salicifolia Steve Boyd, Tim Ross and Orlando Mistretta 1992-2-26 6686 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area; San Mateo Canyon from Fisherman;s Camp downstream to confluence with Bluewater Canyon. 305 Comment
  UCR138718  Baccharis salicifolia Julie A. Greene 1993-4-17 1221 Riverside San Jacinto Valley, San Jacinto Wildlife Area. west of San Jacinto River, west of Davis Rd 439 Comment
  UCR97295  Baccharis salicifolia Scott D. White 1995-4-5 2730 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  UCD129485  Baccharis salicifolia subsp. salicifolia R. L. Smith 1948-3-24 s.n. Riverside Murray Canyon Comment
  RSA178645  Baccharis sergiloides C. B. Wolf 1932-10-12 4297 Riverside Above Pinyon Well, Little San Bernardino Mts. 1220 Comment
  SD229072  Baccharis sergiloides Dick Schwenkmeyer, Collection made by Tony Harper 2013-5-8 886 Riverside Little Paradise Camp in Palm Canyon, approx. 8 miles S. of Cathedral City 869 Comment
  SEINET2045193 Image available Baccharis sergiloides Dave Charlton 1986-12-26 647 Riverside Coxcomb Range, at E end of Joshua Tree National Monument, northernmost W-facing large canyon in the range, just N of Specter Peak 915 Comment
  VVC1349  Baccharis sergiloides A. C. Sanders, J. Mac 1996-11-23 19660 Riverside San Bernardino Mtns., Whitewater Canyon, just above Bonnie Bell, 2.3 miles below the stream crossing near the fish hatchery, E of VAMB Captain 534 Comment
  POM182202  Bahiopsis parishii Philip A. Munz 1932-4-24 12387 Riverside San Jacinto Mountains: Snow Creek Canyon 457 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
  HSC5162  Baileya pauciradiata R. A. Eagle 1964-3-28 15 Riverside 2 miles this side of Palm Springs Comment
  UCR166014  Baileya pauciradiata Nathan Moorhatch 2005-2-17 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, east edge of Santa Rosa Mtns., La Quinta, west of Washington St., between Ave. 48 and Lake La Quinta Dr., 4 acre parcel 37 Comment
  RSA92874  Baileya pauciradiata F. W. Peirson 1926-2-22 6503 Riverside Thousand Palm Canyon, Coachella Valley 122 Comment
  RSA557871  Barbarea orthoceras Steve Boyd, Orlando Mistretta 1992-4-23 7059 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along San Mateo Creek from Riverside County line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. 244 Comment
  RSA668338  Bebbia juncea Carol R. Annable, Lee Barron 1995-3-11 2266 Riverside Cactus City rest stop on I-10. Comment
  SEINET4560590  Bebbia juncea Duncan S. Bell 2009-1 291 Riverside Arica Mountains; west side of range, approx., 2.5 air miles southwest of Priests Well Comment
  JOTR38690  Bebbia juncea var. aspera Hodges, Stephen R. 2017-2-7 706 Riverside Joshua Tree National Park. Little San Bernardino Mountains, West Deception Canyon, near the mouth of the canyon just north of the park boundary Comment
  SEINET3146051  Bebbia juncea var. aspera H. M. Hall 5841 Riverside near Salton 46 Comment
  UC123563  Bebbia juncea var. aspera F. M. Reed 1908-7-14 2451 a Riverside near Oak Knoll (on road to Idyllwild); San Jacinto Mountains 914 Comment
  UCR136189  Bebbia juncea var. aspera 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
  SEINET6426071 Image available Bergia texana John C. Rood 1952-1 5730 Riverside San Jacinto River bottomland 1 mile southeast of Perris 427 Comment
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Aug 29 2016
  JOTR32874  Bernardia incana La Doux, Tasha, E. Babich 2008-3-5 3017 Riverside Joshua Tree National Park. NW Eagle Mountains, approx. 3mi NE of Cottonwood Visitor Center; open rocky bajada/pediment 1085 Comment
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Jan 19 2014
  HSC80236  Beta vulgaris Steve Boyd 1985-8-7 1119 Riverside Murrieta area, Clinton Kieth Rd., just E of the Bear Creek development golf course. Comment
  UCR199778  Bidens laevis Scott D. White, Lynn Stafford 2007-6-27 11752 Riverside Chino Hills State Park, Santa Ana River floodplain just below Prado Dam 137 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
  RSA769762  Boechera californica Duncan S. Bell, Valentin Arvizu 2010-5-10 984 Riverside San Bernardino National Forest: Garner Valley, approximately 1.4 air miles southeast of junction of forest service road 6S13 and forest service road 6S04. 1365 Comment
  UC1587773  Boerhavia coulteri var. palmeri Duane Atwood 1991-9-9 17074 Riverside 4.8 mi. w. Chirachoa Summit (along I-10) Comment
  CAS-BOT-BC434531  Boerhavia intermedia F. H. Lewis 1939-10-23 1043 Riverside Pines to Palms Hiway, Colorado Desert 304 Comment
  RSA40563  Boerhavia triquetra J. C. Roos 1946-11-29 3178 Riverside south foot of Eagle Mountains, east of Hayfields Comment
  RSA793568  Boerhavia wrightii Duncan S. Bell 2012-9-13 4190 Riverside Rice Valley; east side of the Arica Mountains; approximately 6 air miles southeast of the ghost town of Rice and approximately 5.5 air miles east of Priests Well. 202 Comment
  CLARK-A1528-4501  Bothriochloa barbinodis John C. Roos 1947-2-15 3236 Riverside Eagle Mountains Comment
  UCR26656  Bothriochloa barbinodis E. W. Lathrop 1966-3-23 6086 Riverside Peninsular Range; Santa Ana Mtns, Skyline Drive, 4 mi west of Corona between Tin Mine Canyon and Santiago Peak 610 Comment
  UC406747  Bouteloua aristidoides var. aristidoides Marcus E. Jones, A. M. 1929-9-16 24421 Riverside near Desert Center; Hayfields Comment
  SEINET10519902  Bouteloua barbata Noel H. Holmgren, Patricia K. Holmgren; Ruth E. Kern 1973-3-23 Holmgren 6490 Riverside Palen valley, 15 mi ne of desert center. T3s, r16e, sec 25, locally common in Gullies. Plants dark violet. 183 Comment
  SBBG87352  Bowlesia incana B. Pitzer, A. C. Sanders 1987-4-21 491 Riverside Box Springs Mtns, near southernmost radio towers; T2S, R4W, SE1/4 S27 792 Comment
  UCR241677  Brachypodium distachyon O. F. Clarke 2010-5-4 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  RSA27506  Brandegea bigelovii I. L. Wiggins 1941-3-26 s.n. Riverside Along wash at Wiley Well. Comment
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Sep 19 2012
  RSA644218  Brandegea bigelovii V. W. Steinmann, P. I. Moscosa, T. S. Ross 1998-4-12 1359 Riverside Orocopia Mountains, 1.5 km southwest of the Hayfield exit of I-10. 600 Comment
  UC1022806  Brandegea bigelovii Philip A. Munz 1940-3-24 15695 Riverside 3 mi s of Cottonwood Springs (Eagle Mountains); Eagle Mountains 457 Comment
  RSA676128  Brassica tournefortii Scott D. White 2001-4-13 8329 Riverside Badlands; County landfill area north of Moreno Valley. About 1/4 air mi NW of the SR-60 Freeway jtn with Gilman Springs Rd. 595 Comment
  RSA778626  Brassica tournefortii Duncan S. Bell 2009-3-8 67 Riverside Arica Mountains: the north tip of the mountain range approximately 3 air miles northwest of Priest Well, or approximately 5.5 air miles southwest of the ghost town of Rice. 404 Comment
  RSA779636  Brassica tournefortii Duncan S. Bell 2010-4-1 669 Riverside Arica Mountains: west side of Rice Valley, about 1.2 air miles east of the Atchison, Topeka, and Santa Fe railway line, approximately 4.2 air miles east of Priest Well, and approximately 4.3 air miles southeast of the ghost town of Rice. 208 Comment
  SBBG87894  Brassica tournefortii A. C. Sanders with B. Pitzer, D. Charlton 1986-3-1 6014 Riverside Chuckwalla Valley, 1 mi W of Hayfield Lake, 2 mi SW of pumping station on a small cutoff rd from Hayfield Rd to the dirt rd to Colorado River Aqueduct 426 Comment
  RSA621892  Brickellia californica Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-10 3679 Riverside Vail Lake area, benches of Arroyo Seco and slopes of adjacent hills to E. 488 Comment
  SD146037  Brickellia desertorum A. C. Sanders, Pam MacKay, Tim Thomas, et al. 1996-11-23 19650 Riverside San Bernardino Mountains; Whitewater Canyon, just below the fish hatchery. 648 Comment
  RSA752784  Brodiaea terrestris subsp. kernensis Scott D. White, Justin M. Wood 2009-5-21 12848 Riverside McMullen Flat area, 0.35 N on Valley Hi Dr, from intersection w/ Twin Pines Rd. 1195 Comment
  UCR23233  Brodiaea terrestris subsp. kernensis Melody Lardner 1981-5-31 195 Riverside Santa Ana Mtns, Tenaja Rd., 2.5 mi from the corner of Calle Collina Rd. and Tenaja Rd., 0.5 mi east of Squaw Mtn 610 Comment
  CDA1786  Bromus arenarius A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-9 24211 Riverside Perris-Aguanga Basin region; Hemet, SE of intersection of State Street and Gibbel Rd., small hill (1684 ft. at summit) at east end of Diamond Valley, 1 mi. SSW of Hemet Butte Comment
  RSA85126  Bromus arizonicus J. C. Roos 1952-4-9 5473 Riverside east base of Mt. Rubidoux 274 Comment
  CAS-BOT-BC149442  Bromus berteroanus John Roos; Lucille Roos 1953-3-21 5909 Riverside Mouth of Andreas Canyon south of Palm Springs. 274 Comment
  RSA604754  Bromus berteroanus A. C. Sanders 1995-4-13 16509 Riverside San Bernardino Mountains/ Colorado Desert: Devil's Garden, E end of mountains, 2.1 miles W of Highway 62 on Pierson Ave. & dirt extension, 1.7 mile above Sierra Blv., (33 deg 58'N, 116 deg 37.5'W) 701 Comment
  RSA781243  Bromus berteroanus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37668 Riverside Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on N side of I-15, N of Temescal Canyon Rd. and NW of Concordia Ranch Rd., NW of horse racing track 375 Comment
  POM47171  Bromus berteroanus Mary F. Spencer 1920-4-2 1540 Riverside Palm Springs, Colorado Desert. 122 Comment
  RSA550931  Bromus carinatus R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38110 Riverside San Bernardino National Forest, San Jacinto Mountains: Above James Reserve in Hall Canyon. 1677 Comment
  RSA801947  Bromus carinatus var. marginatus LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6158 Riverside Along road (5S24). End of Marion Ridge road, south of the community of Pine Cove. Ridge running south down to Idyllwild school of performing arts, west of Strawberry Valley. 1799 Comment
  RSA615098  Bromus diandrus D. L. Banks 1997-3-29 1581 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north the Riverside / San Diego County line border;, west of the intersection of Magee Truck Trail and Moreno Road including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  SEINET10658417  Bromus diandrus Nye Leith, Greg Gust 2005-3-11 Nye 58 Riverside Lake Elsinore. Intersection of Diamond Circle and Malaga Rd. Off Mission Trail Rd. 399 Comment
  UCR23874  Bromus hallii John C. Roos 1942-6-20 994 Riverside Peninsular Range; San Jacinto Mtns, Dark Canyon Camp, North Fork San Jacinto River 1829 Comment
  HSC65796  Bromus hordeaceus E. W. Lathrop 1959-5-17 4536 Riverside 14 mi. W of Murrieta Comment
  UC1117717  Bromus marginatus Alan A. Beetle 1946-6-10 4392 Riverside near Idyllwild (in San Jacinto Mountains); San Jacinto Mountains 1219 Comment
  CLARK-A1528-45  Bromus rubens C. M. Flanag 1973-5-12 408 Riverside Morongo Indian Reservation 1158 Comment
  CLARK-A1528-4555  Bromus rubens John C. Roos, Lucille Roos 1950-4-15 4739 Riverside Pigeon Pass 457 Comment
  POM112726  Bromus rubens Marcus E. Jones 1903-5-11 s.n. Riverside Banning. 701 Comment
  RSA682074  Bromus rubens Scott D. White 2001-3-27 8172 Riverside Moreno Valley area. About 1 air mile East-Northeast of the jtn State Rt. 60 w/ theodore St. Adjacent to County Landfill. 610 Comment
  SEINET3923278  Bromus rubens Lydia Paneri 1982-4-17 53 Riverside Hillside north of Cajalco Road, 2 miles east of I-15. Hillside waste area.; 0 Comment
  POM363958  Bromus rubens N. R. Zabriskie 1971-4-9 377 Riverside Deep Canyon, north slope Santa Rosa Mountains. Ca. 2 miles on water service road south of Highway 74. 1311 Comment
  RSA0080355  Bromus tectorum Steve Boyd 2011-3-29 12305 Riverside Southeast end of range in south branch of Mission Canyon, just upstream from confluence with north branch. 762 Comment
  RSA697936  Caesalpinia virgata J. Russell Bruff 1929-12-27 446 Riverside 1000 Palms. Comment
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Nov 9 2011
  UCR33635  Caesalpinia virgata Sears 1978-3-18 951 Riverside Sonoran (Colorado) Desert, foothills of the Orocopia Mtns, 10 mi NE of Durmid on Railroad road 305 Comment
  RSA359873  Calandrinia ciliata Steve Boyd 1986-4-2 1607 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  SDSU13678  Calandrinia ciliata Jutta Buschbom 1991-5-1 48 a 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
  UCR100047  Calandrinia ciliata Scott D. White 1993-3-3 1096 Riverside Perris Basin, Romoland/Winchester area 442 Comment
  UCR259231  Calandrinia ciliata Mitch Provance, Jeremiah George 2012-4-24 412- 08 Riverside San Gorgonio Pass, Smith Creek SW of Banning, near corner of Sunset Ave. and Bobcat Rd. 735 Comment
  RSA286791  Callitriche heterophylla subsp. bolanderi R. F. Thorne 1974-5-23 44676 Riverside Santa Rosa Plateau, Rancho California: at N base of Mesa de Colorado in shallow water of small tenajas of small stream 610 Comment
  UC1409149  Callitriche marginata Robert F. Thorne and Earl Lathrop 1969-5-12 37925 Riverside Santa Rosa Plateau on south end of Mesa de Colorado, Rancho California. 624 Comment
  CAS-BOT-BC85771  Calocedrus decurrens Carl Epling 1931-10-4 246 Riverside Strawberry Valley, San Jacinto Mts. 1584 Comment
  UC813614  Calocedrus decurrens Carl Epling 1931-10-3 Riverside Strawberry Valley San Jacinto Mts., Strawberry Valley 1524 Comment
  PASA521  Calochortus J. Poole 1964-7-5 Riverside San Jacinto Mts. Comment
  RSA6059  Calochortus concolor B. D. Stark 1932-6-5 3711 Riverside Palms to Pines Road, San Jacinto Mountains. 1067 Comment
  RSA773121  Calochortus concolor Duncan S. Bell, Ryan Parker 2010-6-1 1232 Riverside San Bernardino National Forest: Rouse Ridge, approximately 2.4 air miles southeast of junction of Highway 74 and forest service road 5S15., Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 992 Comment
  RSA774062  Calochortus concolor Duncan S. Bell, Jeff Morawetz, Kathleen Ashbaker 2010-6-28 1431 Riverside San Bernardino National Forest: Garner Valley, in the vicinity of Tool Box Spring trailhead, approximately 3 air miles southeast of junction of forest service road 6S04 and forest service road 6S13., Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 1388 Comment
  UC3393  Calochortus invenustus H. M. Hall Jul 1901 2475 Riverside Tauquitz Valley San Jacinto Mountains 2712 Comment
  UCR60910  Calochortus weedii var. intermedius Steve Boyd, T. S. Ross, L. Arnseth 1989-6-11 3720 Riverside Vail Lake area, recently burned hills at W end of lake SW of dam 488 Comment
  RSA68622  Calochortus weedii var. weedii Frank W. Peirson 1920-6-22 2180 Riverside Grade south of Temecula River, going toward Dripping Spring 427 Comment
  CAS-BOT-BC497282  Calochortus weedii var. weedii John Thomas Howell 1931-5-30 6586 Riverside Santiago Peak Trail, Santa Ana Mts. Comment
  RSA674712  Calycadenia tenella Scott D. White 2000-5-1 7748 Riverside Corona: Western foothills of Santa Ana Mountains near Bedford Canyon. 351 Comment
  RSA791486  Calycoseris parryi J. Andre, Tasha La Doux, R. B. Kelley 2011-5-4 21075 Riverside Joshua Tree National Park; Long Canyon, up side canyon approx. 400 m. west of main canyon drainage. 1172 Comment
  SD133195  Calycoseris parryi Scott White 1991-5-13 91 89 Riverside Highway 79, immediately west of U. S. Forest Service Campground at Dripping Springs. 550 Comment
  SEINET7063457  Calyptridium monandrum A. G. Vestal 1947-3-30 s.n. Riverside About 3.8 miles east of Sage on East Benton Road. Tucalota Valley. UTM Zone 11, 502421mE, 3715161mN. (WGS84/NAD83). 565 Comment
  JEPS52509  Calyptridium monospermum Carl V. Meyer 1928-7-27 550 Riverside San Jacinto Peak, near summit San Jacinto Peak; San Jacinto Mountain, San Jacinto Peak Comment
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Jul 5 2008
  CSUSB954  Calystegia macrostegia Robert M. Hasegawa 1976-4-14 Riverside Box Springs Mountains Box Springs Mountains. 1/8 mile past road's end, east Big Springs Road. 274 Comment
  UCR98195  Calystegia macrostegia subsp. intermedia Scott D. White 1997-2-9 4672 Riverside Peninsular Range, Elsinore Basin; Temescal Valley: SW of Hwy I-15 between Indian Truck Trail and Lake Street exits, c. 0.5 mi east of Glen Eden 460 Comment
  POM9565  Calystegia macrostegia subsp. intermedia P. A. Munz, R. D. Harwood, I. M. Munz 1920-2-28 3254 Riverside 3 miles west of Corona. Comment
  SDSU13045  Calystegia macrostegia subsp. tenuifolia James C. Dice, Tu Chung 1987-10-19 740 Riverside Along road to Field Station, ca. 0.4 km ENE of Field Station site. T8S, R3W, NW 1/4 of NW 1/4 of section 26. 347 Comment
  UCR241184  Camissonia Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 07 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, lower Hathaway Canyon along Hathaway Canyon Rd. 826 Comment
  UCR101788  Camissonia bistorta George K. Helmkamp, E. A. Helmkamp 1997-3-5 1321 Riverside 2.8 mi SE of Gilman Hot Springs 518 Comment
  UCR114820  Camissonia bistorta Mitch Provance, Seychelle Provance 1998-2-21 94 Riverside Pedley Hills, E side of Camino Real, c. 0.5 miles south of Jurupa Road, in the areas of Pedley/Glen Avon. 396 Comment
  RSA465966  Camissonia boothii subsp. condensata N. C. Cooper 1949-4-8 3298 Riverside Desert Center. 610 Comment
  RSA465992  Camissonia boothii subsp. condensata Christopher Davidson 1973-4-1 1845 Riverside Palm Springs. 488 Comment
  RSA789359  Camissonia brevipes Aaron C. Sedgwick, David Fraker 2012-3-28 19 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  JEPS23495  Camissonia brevipes subsp. brevipes Marjorie D. Clary 1932-5-8 1096 Riverside Beal Well to Wiley Well; Colorado Desert, Chocolate Mts. 152 Comment
  JOTR28873  Camissonia brevipes subsp. brevipes La Doux, Tasha, Bill Truesdell 2004-3-17 1108 Riverside Joshua Tree National Park. Cottonwood Mtns; just north of southern boundary 563 Comment
  RSA135608  Camissonia brevipes subsp. brevipes Peter H. Raven 1958-1-25 11483 Riverside 11.3 miles W of Shavers Summit. Comment
  RSA172301  Camissonia brevipes subsp. brevipes Robert F. Thorne 1963-3-29 32439 Riverside Eagle Mountains, Pumping Station, S side of Eagle Mountains; ca. 12 miles W of Desert Center 534 Comment
  RSA12116  Camissonia californica Mary F. Spencer 1921-5-30 348 Riverside San Jacinto Mountains, wayside in San Jacinto. 549 Comment
  RSA466172  Camissonia californica M. B. Dunkle 1933-3-4 3064 Riverside Painted Canyon, Colorado Desert. 30 Comment
  RSA586795  Camissonia californica D. L. Banks, Steve D. Boyd 1995-5-3 233 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
  POM97128  Camissonia californica P. A. Munz 1925-5-20 9827 Riverside 2 miles W of Dripping Spring. 427 Comment
  RSA454731  Camissonia cardiophylla Aloys Nicholson 1930-4-6 s.n. Riverside 1000 Palms. Colorado Desert. Comment
  RSA454743  Camissonia cardiophylla Robert Gustafson 1981-4-7 2159 Riverside Western end of Salt Creek Wash, along the southern margin of the Orocopia Mts. 61 Comment
  SEINET4568273 Image available Camissonia cardiophylla Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4600 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  CLARK-A1528-3324  Camissonia chamaenerioides John C. Roos 1949-4-11 4235 Riverside Chuckwalla Mountains Comment
  POM160073  Camissonia chamaenerioides E. C. Jaeger 1927-3-23 s.n. Riverside Travertine Point [Travertine Rock?], Colorado Desert. Comment
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Nov 24 2016
  IRVC27410  Camissonia claviformis T. B. Salvato, A. C. Sanders, Mitch Provance 2000-4-18 53 Riverside 2 mi NE of Mecca near mouth of Painted Canyon at foot of Mecca Hills, W edge of Coachella Canal Coachella Valley 9 Comment
  SEINET3005049  Camissonia claviformis G. Rink 2011-4-25 10486 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe 109 Comment
  UCR263506  Camissonia claviformis subsp. aurantiaca David Fraker, Aaron C. Sedgwick 2012-3-22 019 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, south of Joshua Tree National Park on both sides of Hwy 177, c. 5 miles north of I-10, c. 3 miles south of the Desert Lily Sanctuary 183 Comment
  POM158464  Camissonia confusa P. A. Munz 1927-5-20 10819 Riverside 10 miles S. of Hemet. Comment
  UCR132486  Camissonia hirtella Tracy Tennant, T. B. Salvato 1998-6-23 477 Riverside San Bernardino Mtns., Morongo Indian Reservation, N end of Hathaway Cyn., c. 0.4 miles east of pk 4265 (polygon 13) 1341 Comment
  RSA543787  Camissonia ignota Steve Boyd, T. S. Ross, Mike Hammitt 1991-5-2 6044 Riverside Vail Lake region, SW and W flanks of Billy Goat Mountain 3 miles N Highway 79, 1 mile W of Highway 371, N of Aguanga. 600 Comment
  UCR121687  Camissonia ignota D. E. Bramlet 1991-5-9 2137 Riverside N Domenigoni Hills, c. 0.5 mi SE of the end of Warren Rd., on large, prominent peak adjacent to old quarry, east of access road 659 Comment
  RSA700062  Camissonia pallida Scott D. White, Michael Honer 2003-4-25 9092 Riverside San Bernardino Mountains: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. West side of road, on alluvial fan adjacent steep east-facing mountain slope. 610 Comment
  SEINET3093300 Image available Camissonia pallida G. Helmkamp, A. C. Sanders, P. MacKay, T. Thomas 1997-2-8 19674 Riverside Colorado Desert: Palm Springs, Indian Ave at Las Vegas Rd, below mouth of Chino Canyon. Palm Springs 7.5' Quad. 188 Comment
  UCR97441  Camissonia pallida A. C. Sanders, Pam MacKay, Tim Thomas, G. K. Helmkamp 1997-2-8 19682 Riverside Colorado Desert/San Jacinto Mtns:, Palm Springs area, Tahquitz Debris Basin at mouth of Tahquitz Canyon 183 Comment
  RSA113833  Camissonia pallida subsp. hallii Harlan Lewis 1957-4-5 1682 Riverside Colorado Desert, Morongo Canyon. Comment
  RSA145171  Camissonia pallida subsp. pallida William M. Klein 1958-2-11 29 Riverside 2.6 mi. east of Cabazon on hwy. 70-99 546 Comment
  RSA449237  Camissonia pallida subsp. pallida Anstruther Davidson 1926-3-1 3613 Riverside Colorado Desert. Comment
  RSA782087  Camissonia refracta Duncan S. Bell 2009-3-7 4 Riverside Arica Mountains: east side of mountain range, approximately 1.7 air miles west of Priest Well. 431 Comment
  SEINET3093223 Image available Camissonia refracta Norman C. Cooper 1949-4-8 3284 Riverside Shaver's Summit east of Indio. Comment
  UCR148474  Camissonia refracta John F. Green, Chet McGaugh 2005-1-19 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, 1.1 mile transect along Coachella Canal right-of-way, between siphons 24 and 25, NE of Hunters Spring, near S base of Orocopia Mtns. 23 Comment
  RSA485410  Camissonia strigulosa Steve Boyd 1987-4-5 1967 Riverside Gavilan Hills - Harford Spring County Park in sandy valley at N end of park. 610 Comment
  RSA771115  Camissonia strigulosa Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4924 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 823 Comment
  UC140610  Camissoniopsis bistorta C. F. Baker 1903-4-5 4118 Riverside Hemet Comment
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Mar 24 2011
  UC56468  Camissoniopsis bistorta H. M. Hall April, 1902 2918 Riverside Vicinity of Winchester 457 Comment
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Mar 20 2011
  UCSB4466  Camissoniopsis hirtella Sager, Ginny 1960-5-14 Riverside San Jacinto Mtns between Banning and Idyllwild 914 Comment
  UC1537608  Camissoniopsis micrantha Gordon H. True Jr. 1935-2-26 20 Riverside Mockingbird Canyon 457 Comment
  UCD114526  Cardamine parviflora A. C. Sanders 1995-2-6 15915 Riverside UCR campus, in pots in the Botanic Garden Lath House. 367 Comment
  CAS-BOT-BC17705  Carex alma Philip Alexander Munz 1938-8-14 15341 Riverside Virgin Spring, near Santa Rosa Peak. 2286 Comment
  SEINET3898819  Carex barbarae Steve Boyd, Tim Ross 1990-5-11 4663 Riverside Vail Lake area, Arroyo Seco drainage, cyn bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland Nat. Forest.; 0 579 Comment
  RSA697513  Carex fracta J. Russell Bruff 1934-7-7 s.n. Riverside Idyllwild Comment
  SEINET1876644  Carex fracta Malcolm G. McLeod 1971-6-22 470 Riverside Idyllwild Comment
  UCR96415  Carex multicaulis Scott D. White 1996-8-1 4410 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  CAS-BOT-BC117858  Carex sartwelliana Scott D. White 1996-8-1 4409 Riverside Idyllwild area: Hwy 243 at Deer Springs trailhead and adjacent area. 1828 Comment
  CAS-BOT-BC117860  Carex sartwelliana D. E. Breedlove 1961-7-29 872 Riverside Fuller Mill Creek where it crosses Riverside Hwy # 1. San Jacinto Mountains. 1645 Comment
  SBBG95115  Carex schottii N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 179 Riverside Oasis de los Osos Preserve, off Snow Crk Cyn at the N foot of the San Jacinto Mtns, 1 mi W of Snow Crk Village 487 Comment
  RSA508010  Carex subfusca Steve Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2297 Riverside Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest. 1500 Comment
  RSA674962  Carex triquetra Scott D. White, Teresa Salvato 2001-6-8 8585 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. 335 Comment
  RSA0011150  Carya illinoinensis A. C. Sanders, T. B. Salvato 2003-5-21 26778 Riverside Temescal Valley: Lawson Drive near Glen Ivy, in a wetland reserve area for the Trilogy development. 335 Comment
  SD187428  Carya illinoinensis R. E. Riefner Jr. 2007-6-16 07 258 Riverside City of Hemet, Lake St. at Florida Ave. (Hwy 74) 530 Comment
  RSA585638  Castilleja foliolosa D. L. Banks, S. D. Boyd 1995-3-15 73 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 790 Comment
  UCR245900  Castilleja foliolosa R. F. Thorne 1995-3-29 63006 Riverside Transverse Range; San Bernardino Mtns., Whitewater Canyon 600 Comment
  UCR110968  Castilleja minor George K. Helmkamp 1998-6-27 4099 Riverside Santa Rosa Mtns., 3.3 miles south of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail, FS Rd. 7S02), in vicinity of an unnamed spring 1585 Comment
  UC64211  Castilleja minor subsp. spiralis H. M. Hall 1901-7-24 2542 Riverside n side San Jacinto Mountains Comment
  CLARK-A1528-2435  Caucalis microcarpa John C. Roos 1940-4-20 Riverside Reche Canyon Comment
  UCR41536  Caulanthus cooperi A. C. Sanders, B. Pitzer, D. Charlton, R. & J. Kniffen, J. M. Stewart 1986-3-2 6052 Riverside Sonoran (Colorado) Desert, Chuckwalla Bench, south side of Chuckwalla Mtns, on Bradshaw Road c. 2 miles east of gasline road 642 Comment
  HSC85460  Caulanthus lasiophyllus Steve Boyd 1986-4-2 1608 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  RSA0043377  Caulanthus major John F. Emmel 1996-6-16 1409 Riverside San Jacinto Mts.; Spitler Peak Trail, 0.0-0.1 air mile south and 0.4-0.5 air mile east of Cartridge Spring. 1767 Comment
  RSA0043378  Caulanthus major John F. Emmel 1996-6-16 1410 Riverside San Jacinto Mts.; Spitler Peak Trail, 0.0-0.1 air mile south and 0.4-0.5 air mile east of Cartridge Spring. 1767 Comment
  OBI20188  Ceanothus crassifolius David J. Keil, Malcolm McLeod 1979-3-18 12975 Riverside 1/2 m W of jctn with Riverside cnty rd R-3 along Calif 79 549 Comment
  RSA398877  Ceanothus crassifolius D. A. Young 1969-3-15 383 Riverside 5 mi. S. of Elsinore on the Ortega Hiway. 655 Comment
  RSA575070  Ceanothus crassifolius Steve Boyd 1981-3-4 810304 -R Riverside Gavilan Hills region, low hill and adjacent flats along Gavilan Creek drainage at the southwest end of Harford Springs County Park on the Gavilan Plateau, north of Ida Leeona Road and east of the trailer park. 610 Comment
  UC1071027  Ceanothus crassifolius R. St. John 1930-3-16 106 Riverside Lakeview Mountains 609 Comment
  UCSB41256  Ceanothus crassifolius Cowan, Clark 1978-4-25 Riverside 6.7mi (10.7 km) SW on 74 from jct w/ 71, 4.6 mi (7.3 km) from Lake Elsinore, Sta. Ana Mts. Cleveland Nat. F.; Whittaker transect #W-229. Comment
  CHSC1505  Ceanothus greggii var. perplexans V. Holt 1942-3-29 Riverside Keen Camp, Santa Rosa Mountains. Comment
  LA212135  Ceanothus oliganthus Nancy Anderson; 1955-5-21 s.n. Riverside Banning - Idyllwild Hwy. 1523 Comment
  RSA570222  Ceanothus ophiochilus Steve Boyd, Tim S. Ross 1993-3-23 7891 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road, 610 Comment
  RSA282926  Ceanothus palmeri C. W. Tilforth, B. Busenberg 1980-6-17 2009 Riverside Along Thomas Mtn Rd, above Lake Hemet, and west of Hwy 74. 1524 Comment
  UCR54252  Ceanothus palmeri David Charlton 1988-5-21 1955 Riverside San Jacinto Mtns., Thomas Mtn Rd, west of Garner Valley and south of Lake Hemet on Hwy 74 1829 Comment
  CAS-BOT-BC51926  Ceanothus perplexans Edmund C. Jaeger 1922-6-12 s.n. Riverside East slope of San Jacinto Mts. on McMullen Trail 1219 Comment
  CAS-BOT-BC83767  Ceanothus perplexans D. O. Burge 2007-3-21 802 b Riverside San Jacinto Mountains, along Hwy 243 1280 Comment
  UCR163402  Ceanothus perplexans O. F. Clarke 2002-3-15 s.n. Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR187503  Ceanothus tomentosus Theresa Johnson 2006-3-31 007 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, off DeLuz Road at backside (edge) of ecological reserve, near Mesa de Burro 571 Comment
  RSA535466  Ceanothus tomentosus var. olivaceus Steve Boyd, Tim S. Ross, Orlando Mistretta 1992-2-2 6651 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness of the Cleveland National Forest. Lower half of Tenaja Cyn, especially about Fishermans Camp. Comment
  UCR269223  Ceanothus vestitus T. B. Salvato, Arlee Montalvo 2015-8-22 8239 Riverside San Jacinto Mountains, Apple Canyon Road, 1.35 air miles northeast of its junction with Hwy 74 1418 Comment
  JEPS30698 Image available Centaurea X pouzinii F. Willmarth 1961-10-18 Riverside near Corona (old Fuller Rancho) Comment
  UC284195  Centaurea melitensis P. A. Munz 1923-6-18 7123 Riverside 3 mi n of Lake Elsinore 411 Comment
  RSA625694  Centaurea solstitialis J. A. Miller 1993-10-14 s.n. Riverside March Air Force Base, Moreno Valley, near hwy 215 Comment
  UCR143377  Centaurium venustum C. B. Wolf 1932-8-6 3994 Riverside San Jacinto Mountains, 2.9 mi from Idyllwild on the [control] road to Hemet 1220 Comment
  JOTR16805  Centrostegia thurberi Moore, Sue 1968-5-20 s.n. Riverside Joshua Tree National Park. EUREKA PEAK 1676 Comment
  UC1595609  Cerastium glomeratum Steve Boyd and Orlando Mistretta 1991-5-22 6288 Riverside base of Agua Tibia Mt. (Vail Lake area, e. of Dorland Mt., w. of Kolb Creek) 548 Comment
  UCR241486  Cerastium glomeratum Tracy Tennant, Jeffrey Ross 1998-5-21 MOR- 223 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Hathaway Creek Canyon, NW of Cabazon 976 Comment
  RSA498419  Cercidium floridum H. de Forest 1924-3-28 sn Riverside Palm Springs. Comment
  CAS-BOT-BC135576  Cercocarpus ledifolius var. ledifolius H. M. Hall 1901-7-1 2585 Riverside In rocky places; vicinity of Tamarack Valley - San Jacinto Mountains 2499 Comment
  SDSU13940  Cercocarpus minutiflorus Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2151 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, northern end of northern most (narrow) deer grass meadow. 646 Comment
  UCR14863B  Cercocarpus minutiflorus O. F. Clarke, A. C. Sanders, Dan Vossler 1975-7-23 s.n. Riverside Santa Ana Mountains, west of Murrieta,,west side of a canyon along Tenaja Road. Close to Mesa De Burro which forms the canyon wall a little farther down stream 549 Comment
  POM265788  Chaenactis artemisiifolia J. C. Roos 1937-5-10 2070 Riverside South of Lake Elsinore Comment
  RSA781601  Chaenactis carphoclinia Duncan S. Bell 2011-12-30 3031 Riverside Arica Mountains: southern section of the mountain range within the Palen/McCoy Wilderness area; approximately 2 air miles southwest of Priests Well, or approximately 7 air miles southwest of the ghost town of Rice. 365 Comment
  SBBG87840  Chaenactis carphoclinia A. C. Sanders, B. Pitzer 1986-3-3 6110 Riverside Corn Spring, wash below the spring and wash and rocky slopes to the S Chuckawalla Mtns, T6S, R16E, S28 487 Comment
  UCD130238  Chaenactis carphoclinia Robert F. Thorne 1963-3-29 32384 Riverside 9 miles east of Mecca, Mecca Hills. 152 Comment
  UCR256344  Chaenactis carphoclinia Duncan S. Bell 2011-12-30 3031 Riverside Sonoran (Colorado) Desert, Arica Mountains: southern section of the mountain range within the Palen/McCoy Wilderness area; c. 2 air miles southwest of Priests Well, or c. 7 air miles southwest of the ghost town of Rice 365 Comment
  POM351671  Chaenactis carphoclinia var. carphoclinia Anstruther Davidson 1903-5-3 2250 Riverside Thermal. 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
  POM351702  Chaenactis fremontii Howard Mullins 1931-4-11 s.n. Riverside Palm Springs. Comment
  RSA0124032  Chaenactis fremontii Duncan S. Bell, LeRoy Gross 2016-3-10 8877 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
  RSA504982  Chaenactis fremontii D. Charlton 1988-2-25 1225 Riverside S side of Little San Bernardino Mountains, Fargo Canyon Road and Dillon Road, S side of Joshua Tree Nat'l Park, parallel to I-10, 5 miles E of jct Dillon Road and Fargo Canyon Road 610 Comment
  SEINET2042093 Image available Chaenactis fremontii A. C. Sanders 2001-4-8 23973 Riverside (Desert Hot Springs Quad 7.5') Coachella Valley, Garnet, along transmission line route, E of Garnet. T3S R4E S15 (center of W/2) 232 Comment
  RSA793018  Chaenactis glabriuscula Justin M. Wood 2011-4-4 3408 Riverside San Bernardino Mountains Foothills: San Gorgonio River wash, off of Bluff Street, just east of Banning Bench. 881 Comment
  UCR166152  Chaenactis glabriuscula T. B. Salvato, John F. Green 2004-5-27 566 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 1 mi SE of Oak Glen Conservation Camp 1402 Comment
  UCR22117  Chaenactis glabriuscula Steve Boyd 1980-5-15 283 Riverside Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan plateau 625 Comment
  UC63016  Chaenactis glabriuscula var. lanosa H. M. Hall April 1903 3784 Riverside vicinity of Riverside 396 Comment
  RSA779629  Chaenactis stevioides var. stevioides Duncan S. Bell 2010-4-1 672 Riverside Arica Mountains: west side of Rice Valley, about 1.2 air miles east of the Atchison, Topeka, and Santa Fe railway line, approximately 4.2 air miles east of Priest Well, and approximately 4.3 air miles southeast of the ghost town of Rice. 208 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
  UCSB17153  Chamaesyce albomarginata Wright, David 1963-5-5 Riverside Herkey Creek Campground, about 16 miles south of Palm Desert 1036 Comment
  JOTR29192  Chamaesyce micromera La Doux, Tasha 2005-9-8 1305 Riverside Joshua Tree National Park. Fried Liver Wash 395 Comment
  RSA797565  Chamaesyce micromera Marc Baker, Michelle Cloud-Hughes 2011-12-18 17502 Riverside 67 km WNW of Blythe, 17 km west of Palen Pass, 27 km NNE of Desert Center. 177 Comment
  JOTR35000  Chamaesyce polycarpa La Doux, Tasha, A. Miller, T. Vaughn, A. Johnson 2007-10-25 3102 Riverside Joshua Tree National Park. Pinto Basin, along Old Dale Road Comment
  SFV10856  Chamaesyce polycarpa M. L. Vincent, R. H. Swade 1963-10-19 455 Riverside Snow Creek Road, 2 miles from its intersection with California State Highway 111. 366 Comment
  SFV6313  Chamaesyce polycarpa T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-2 39 Riverside 4 miles south of Highway 111 on Highway 74. 305 Comment
  POM7559  Chamaesyce polycarpa var. hirtella R. D. Harwood 1920-4-4 3513 Riverside Pass near Palm Springs 152 Comment
  RSA336047  Chamaesyce polycarpa var. hirtella R. F. Thorne, W. Wisura, A. Shmida, R. Whittaker 1978-4-23 52028 Riverside Chino Canyon. Comment
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Apr 25 2011
  RSA670445  Chamaesyce setiloba B. C. Templeton 1930-3-22 1632 Riverside Palm Springs. 400 Comment
  UC421694  Cheilanthes clevelandii John Thomas Howell 1927-8-2 2907 Riverside near Banning 670 Comment
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Mar 13 2011
  UCR89885  Cheilanthes clevelandii A. C. Sanders 1995-11-26 17912 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga and Anza, south of Hwy 371 1311 Comment
  CAS-BOT-BC70031  Cheilanthes covillei Nancy Ryan Zabriskie; Walter Zabriskie 1971-4-9 363 Riverside Deep Canyon south of Hwy. 74, c. 2 mi. up water service road, below crossing; Santa Rosa Mountains, north slope 1310 Comment
  RSA301975  Cheilanthes covillei J. R. Shevock 1970-12-13 567 Riverside Cap Rock, Joshua Tree 1371 Comment
  RSA6098  Cheilanthes covillei C. B. Wolf 1932-5-24 3646 Riverside 0.5 mile below the Fish Hatchery, Snow Creek, north base of San Jacinto Mountains 549 Comment
  UCR134657  Cheilanthes newberryi Mitch Provance 1998-4-10 409 Riverside La Sierra Hills, east-facing slopes of hills at western extreme of Cypress Ave 351 Comment
  RSA625000  Cheilanthes parryi L. C. Wheeler 1963-3-17 8243 Riverside Santa Rosa Mountains: Martinez Canyon. Comment
  UC42547  Cheilanthes parryi Vasey Jr. Feb. 1881 12 Riverside Whitewater Comment
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Nov 29 2010
  CAS-BOT-BC70379  Cheilanthes viscida John Thomas Howell 1928-3-11 3421 Riverside wall of Morongo Canyon, n. Colorado Desert 609 Comment
  UCR181179  Chenopodium Mitch Provance 2003-6-7 7611 Riverside San Bernardino Valley, Jurupa Mountains (extreme northwest end), near Philadelphia Street 262 Comment
  RSA666520  Chenopodium album var. striatum Mitch Provance 2000-11-2 2295 Riverside North Riverside: Reid Park, ca. 0.5 mi SW of the corner of Placentia Ln. and Orange St. 250 Comment
  UCR114542  Chenopodium berlandieri A. C. Sanders, K. C. Rose 1999-6-18 22810 Riverside Skinner/Domenigoni area, French Valley, E side of Washington Ave. near Rawson Rd. 451 Comment
  UC1951128  Chenopodium californicum Scott D. White, Justin Wood 2009-5-22 12900 Riverside SAN JACINTO MOUNTAINS: Quinn Flat Meadow. USGS Idyllwild 7.5' Quad. Comment
  UCR275349  Chenopodium californicum T. B. Salvato, Melissa Clemons 2005-6-9 1506 Riverside Peninsular Range, Gavilan Hills, E/W trending side canyon feeding into Walker Canyon, c. 0.3 mile northeast of Hwy 15 457 Comment
  UCR272128  Chenopodium fremontii Duncan S. Bell 2015-9-30 8674 Riverside Santa Rosa Mountains, Little Pinyon Flat, from Cactus Spring Trail to Horsethief Creek 1246 Comment
  UCR26984  Chenopodium murale E. W. Lathrop 1966-5-8 6474 Riverside Peninsular Range; Santa Ana Mountains, Cleveland National Forest, Hagador Canyon, Trabuco District, 3 miles SW of Corona 275 Comment
  UCD169562  Chenopodium pratericola A. C. Sanders 2008-7-25 35907 Riverside Peninsular Range; San Jacinto Mtns., east side of May Valley, along Bonita Vista Rd. at foot of hills. 1580 Comment
  UCR25982  Chenopodium strictum var. glaucophyllum John C. Roos 1951-9-25 5295 Riverside Riverside 259 Comment
  RSA455301  Chilopsis linearis Anstruther Davidson 1892-05 s.n. Riverside Banning. Comment
  SBBG7240  Chilopsis linearis subsp. arcuata H. and M. Dearing 1940-6-7 4331 Riverside 7 mi N Palm Springs Comment
  SD258903  Chilopsis linearis subsp. arcuata Sarah J. De Groot 2005-5-16 4969 Riverside Along Worsley Road paralleling Highway 62 between Dillon Road and Indian Ave, Desert Hot Sprinds area, vicinity of Morongo Creek 495 Comment
  SEINET3151570  Chilopsis linearis subsp. arcuata Unknown 1906-5-1 Error Riverside Collected on Colorado desert at Palm Springs Comment
  UCR123659  Chilopsis linearis subsp. arcuata Steven R. Hill 2001-5-3 33649 Riverside San Jacinto Mtns., NE-facing slopes of Mt. San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, c. 1.0-1.5 mi SW of Calif. Hwy 111, Palm Springs.Boundary of Palm Springs Aerial Tramway property, at entrance gate 610 Comment
  SEINET7048148  Chilopsis linearis subsp. arcuata Steven R. Hill 2001-5-3 33649 Riverside Northeast-facing slopes of Mount San Jacinto, Tramway Road, halfway up Chino Canyon, about 1-1.5 miles southwest of California Route 111, Palm Springs. At boundary of Palm Springs Aerial Tramway property, at entrance gate. Elevation about 1000-2000 feet. Comment
  RSA0049539  Chlorogalum parviflorum Steve Boyd, David E. Bramlet 1990-4-29 4512 Riverside Lake Skinner County Park, SE base of Bachelor Mountain. Comment
  UCR112561  Chorispora tenella A. C. Sanders 1998-3-11 21695 Riverside Shipley/Skinner Reserve area, Diamond Valley, along State Street (R3) c. 1/2 mi. north of Newport Rd., south of Hemet 488 Comment
  CLARK-A1528-3597  Chorizanthe brevicornu John C. Roos 1948-4-24 3794 Riverside Whitewater 548 Comment
  HSC49386  Chorizanthe brevicornu var. brevicornu D. L. Goforth 1979-4-1 110 Riverside Box Canyon 10 mi. E of Mecca on Hwy. 195 220 Comment
  JOTR31853  Chorizanthe brevicornu var. brevicornu La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2111 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  SEINET7048175  Chorizanthe brevicornu var. brevicornu Steven R. Hill 2001-5-3 33681 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
  HSC78585  Chorizanthe corrugata G. K. Helmkamp 1983-3-24 3838 Riverside Little Chuckwalla Mtns., N base, 1.5 mi. E of Graham Pass Rd. 335 Comment
  POM147639  Chorizanthe corrugata F. M. Reed 1927-3-20 5477 Riverside Salt Creek Wash. Comment
  RSA282769  Chorizanthe fimbriata C. W. Tilforth 1979-6-27 1814 Riverside Murrieta-DeLuz Rd., ca. 2 air miles south of Murrieta Comment
  RSA599401  Chorizanthe fimbriata R. E. Riefner 1994-5-2 94 -356 Riverside Santa Rosa Plateau, ca. 2 mi from Clinton-Keith Rd on Tenaja Rd. Comment
  UC1608217  Chorizanthe fimbriata var. fimbriata Steve Boyd, Tim Ross 1992-6-10 7625 Riverside San Mateo Canyon about Potrero Escondido (Southern Santa Ana Mts, San Mateo Canyon Wilderness, due w of jct Tenaja Rd...at confluence Los Alamos Crk w/main trunk San Mateo Crk); Southern Santa Ana Mountains, San Mateo Canyon Wilderness 670 Comment
  UCR48366  Chorizanthe fimbriata var. fimbriata Steve Boyd 1986-5-1 1817 Riverside S slopes of Bachelor Mtn, east end of Lake Skinner Comment
  CAS-BOT-BC191351  Chorizanthe leptotheca S. G. Stokes 1933-7-1 311 Riverside Road to Idyllwild, San Jacinto Mts. Comment
  UCR217524  Chorizanthe leptotheca Jeff B. Galvin, Lauren Ross 2010-7-7 138 Riverside Palomar Mountains, Tule Valley, 0.1 miles north of Rogers Canyon, along Tule Peak Road 1291 Comment
  UCR100159  Chorizanthe parryi Scott D. White 1994-4-23 2036 Riverside San Bernardino Mtns., Millard Canyon, c. 5 air miles north of Cabazon: U.S. Forest Service Road 2S05.1, c. 1-1.5 mi. south of Millard Canyon Guard Station and junction of roads 2S05.2 & 2S05.1A (= East Branch) 1037 Comment
  UCR170121  Chorizanthe parryi Jeffrey Ross, Sam Lau, Jenny Phui 1998-5-31 115 Riverside San Bernardino Mtns. region, Morongo Indian Reservation; Lion Canyon 756 Comment
  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
  SD134409  Chorizanthe parryi var. parryi Craig Reiser 1991-4-25 Riverside Just S of Harford County Park and Idaleona Road Comment
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Jul 11 2010
  UC217961  Chorizanthe parryi var. parryi P. A. Munz and I. M. Johnston 1922-5-19 5359 Riverside 5 mi ne Murietta; ne of Murietta 457 Comment
  UCR260833  Chorizanthe parryi var. parryi A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-25 41522 Riverside San Gorgonio Pass, 1.7 miles east of Cabazon, north of the San Gorgonio River wash on the alluvial slope between the water bottling plant and I-10, east of Elm St. 494 Comment
  UCR151369  Chorizanthe polygonoides var. longispina Steve Boyd 2001-4-12 10408 Riverside Peninsular Ranges; Perris-Aguanga Basin region, Gavilan Hills Region: South base of Alberhill Mountain on flats north of Nichols Road and West of Pierce Street, in the vicinity of the site of Terra Cotta Comment
  UCR250562  Chorizanthe polygonoides var. longispina A. C. Sanders 2014-4-18 41026 Riverside Peninsular Range, Temescal Canyon, hills along De Palma Rd. between Indian Truck Trail and Horsethief Canyon roads, c. 100 m south of I-15 401 Comment
  JEPS57738  Chorizanthe rigida W. L. Jepson 1927-4-14 11701 Riverside se foothills Santa Rosa Mountains (Silent Canyon); se foothills Santa Rosa Mts., Silent Canyon 304 Comment
  RSA0121214  Chorizanthe rigida Duncan S. Bell, LeRoy Gross 2016-3-8 8818 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; center of the range, approximately 2 air miles east southeast of the summit for the range. 603 Comment
  RSA516896  Chorizanthe rigida Steve Boyd, Orlando Mistretta 1986-3-13 1412 Riverside Palen Mountains: NE of Desert Center, jct of Parker Dam Rd and 'Palen Rd' (rd. going through pass between Palen and Granite Ranges). 183 Comment
  RSA543899  Chorizanthe staticoides Steve Boyd 1991-5-20 6270 Riverside Santa Ana Mountains, NW of Lake Elsinore. Lower Rice Cyn, just inside Cleveland Nat. For. boundary. 573 Comment
  RSA689555  Chorizanthe xanti var. leucotheca Scott D. White, Michael Honer 2003-4-25 9129 Riverside San Bernardino Mountains: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. 610 Comment
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Jul 1 2010
  RSA476634  Chrysolepis sempervirens M. B. Dunkle 1933-7-19 3689 Riverside Tahquitz Peak. San Jacinto Mts. 2652 Comment
  UC5446  Chrysolepis sempervirens H. M. Hall Jul 1901 2466 Riverside vicinity Tamarack Valley; San Jacinto Mountains 2438 Comment
  SD255185  Chrysolepis sempervirens R. F. Thorne, W. Wisura 1977-9-17 50790 Riverside San Jacinto Mountain: slopes of peak. 3171 Comment
  RSA93246  Chrysothamnus teretifolius F. W. Peirson 1937-10-20 12363 Riverside Santa Rosa Mts 1829 Comment
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Dec 17 2011
  SD258444  Chylismia brevipes subsp. brevipes J. M. Andre 2013-3-27 24818 Riverside Riverside Mountains; east side of Riverside Mountains, along Nwy 95, 13.2 miles S of Vidal Jst. Parker SW 7.5'Q 125 Comment
  UC873886  Chylismia brevipes subsp. brevipes Ira L. Wiggins 1937-3-9 8756 Riverside wash 5 mi w Shaver's Well Comment
  CDA37653  Chylismia claviformis M. S. Wasbauer 1960-3-26 Riverside Shaver s Summit. 0 Comment
  CAS-BOT-BC160620  Chylismia claviformis subsp. aurantiaca Cecil Hart 1926-2-1 s.n. Riverside Palm Springs Comment
  CDA37651  Chylismia claviformis subsp. aurantiaca T. C. Fuller 1962-4-4 7996 Riverside Highway 99 [later renumbered Highway 86] to Indio, 1.3 miles north of Oasis. 0 Comment
  JOTR30217  Cirsium neomexicanum Leary, C. and Leary, Pat 1979-5-5 3031 Riverside Joshua Tree National Park. 1 mi SE of Quail Mtn., Joshua Tree National Monument; T2S sec 14 Comment
  JEPS30448  Cirsium occidentale var. californicum Donald Kyhos 1958-5-16 58 -186 Riverside 1 mi up road toward Mount Santa Rosa summit; San Jacinto Mts. Comment
  SEINET232562  Cirsium occidentale var. californicum K. Seydel, Sue Morrill 1987-5-23 27 Riverside San Jacinto Mountains; on Hwy 74 4.3 miles past Bee Canyon Road 2500 Comment
  UCR23305  Cirsium occidentale var. occidentale John C. Roos 1952-4-13 5523 Riverside Box Springs Mountains 488 Comment
  SBBG133363  Cirsium scariosum var. citrinum S. D. White, J. M. Wood 2008-5-15 11975 Riverside Garner Valley, NW of Fobes Ranch Rd and NE of Hwy 74, valley bottom, San Jacinto Mtns 1357 Comment
  RSA653427  Cistanthe monandra Scott D. White 1999-5-24 7394 Riverside San Jacinto Valley, San Jacinto River wash: Just N of City of San Jacinto, about 1 mile SE of State St. Bridge. 448 Comment
  RSA678340  Cistanthe monandra Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10477 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
  UCR107381  Clarkia epilobioides B. G. Pitzer 1997-3-23 2957 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
  UCR260860  Clarkia purpurea A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-6 41565 Riverside Peninsular Range, Temescal Valley, large open parcel between Horsethief Canyon Rd. and Hostettler Rd., just south of I-15 373 Comment
  RSA618168  Clarkia purpurea subsp. quadrivulnera D. L. Banks 1997-5-5 2018 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek, along the south fork of Pechanga Creek. 396 Comment
  SD152802  Clarkia purpurea subsp. quadrivulnera Steve Boyd, Tim Ross 1992-5-5 7219 Riverside South Santa Ana Mountains, San Mateo Canyon Wilderness area. Oak flats area East of Verdugo Potrero. 730 Comment
  UC1520010  Clarkia purpurea subsp. quadrivulnera Robert Gustafson, Gary Wallace 1983-6-23 2718 Riverside Mesa de Burron Santa Ana Mts., Santa Rosa region 701 Comment
  UC69181  Clarkia purpurea subsp. quadrivulnera H. M. Hall June 1905 6240 Riverside Box Springs Mt. vicinity of Riverside (e base); Box Springs Mt., vicinity of Riverside 609 Comment
  UCR35208  Clarkia rhomboidea L. B. Ziegler 1968-6-13 308 Riverside Peninsular Ranges, San Jacinto Mtns: Hemet (Garner) Valley region, upper Herkey Creek area, beyond May Valley 1616 Comment
  UCR92183  Clarkia similis D. L. Banks, Steve Boyd 1995-5-3 0185 Riverside Agua Tibia Mtns Watershed, Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn., east of Dripping Springs Alcove, along lower alluvial benches of Arroyo Seco 512 Comment
  RSA0019616  Claytonia parviflora subsp. parviflora Scott D. White, Justin M. Wood 2009-5-22 12905 Riverside San Jacinto Mountains: Idyllwild area; Strawberry Fuelbreak between Strawberry Creek and road to sewage ponds. Comment
  SDSU12921  Claytonia parviflora subsp. parviflora J. Jill Steinberg with Janet Knotts 1998-3-11 5 Riverside Ca. 1/4 mile along foot trail leading southeast from road, approximately 1/4 mile northeast of Santa Margarita (SDSU) Field Station trailer, north of Santa Margarita River. 305 Comment
  UCR174047  Claytonia perfoliata A. C. Sanders 2006-5-19 32460 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
  CLARK-A1528-5111  Clematis ligusticifolia John C. Roos 1951-9-25 5252 Riverside Riverside 259 Comment
  UCR169311  Clematis ligusticifolia T. B. Salvato, John F. Green 2004-5-27 598 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  UCR94924  Clematis ligusticifolia Scott D. White 1996-8-15 4458 Riverside San Jacinto Mtns., Idyllwild Area: Unnamed drainage (tributary to Toll Rd. Cyn.) at crossing w/ USFS Rd. directly west of Isomata. 1555 Comment
  UCR17484  Clematis pauciflora R. S. Woglum 1934-3-18 0625 Riverside San Jacinto Mtns., Snow Creek, Coachella Valley Comment
  RSA374496  Cleome isomeris A. C. Sanders 1985-3-1 5391 Riverside Box Springs Canyon, near the intersection of Central Ave. & Hwy 60, along Gernert Rd. Just above the Santa Fe Railroad tracks. City of Riverside. 427 Comment
  RSA440806  Cleome isomeris C. Cunningham 1941-2-9 s.n. Riverside 29 Palms Junction. 366 Comment
  CSUSB737  Coldenia plicata I. S. Singh 1972-4-21 S. N. Riverside Route 2, Thermal roadside, near Willits and Newcomb Citrus Nursery. Comment
  SEINET10308232 Image available Collinsia concolor T. Reeves 1978-5-13 6899 Riverside San Jacinto Mountains, foothills SE of Banning. Access via Westward Ave. T3S R1E S13 671 Comment
  UCR94077  Collinsia heterophylla Scott D. White, M. Jacobsmeyer 1996-4-20 3939 Riverside Elsinore Basin, Bundy Canyon, east of Lake Elsinore; c. 1 road mi. east of Bundy Canyon Rd exit from the Interstate Hwy 15 exit 451 Comment
  RSA527871  Collinsia parviflora Scott D. White 1991-5-24 91 -69 Riverside San Jacinto Mtns region: Big Bear area E of Sugarloaf and W of Hwy 38, S of Hwy 18 and Baldwin Lake. 2073 Comment
  JEPS13824  Colubrina californica Marjorie Clary 1932-5-9 935 Riverside s slopes Eagle Mt. Eagle Mt. <i.e. Eagle Mts.> (Santa Rosa Mts. <i.e. Eagle Mts.>) Comment
  JOTR36454  Colubrina californica La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3424 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; narrow north fork of large canyon w/ cobbley wash and steep rocky walls (Stop 2) 338 Comment
  CAS-BOT-BC520440  Condalia globosa var. pubescens A. C. Sanders; Tim Thomas; T. B. Salvato 2012-11-1 40512 Riverside Sonoran (Colorado) Desert: Chuckwalla Bench, S of the Chuckwalla Mtns., along Bradshaw Trail 1.5 km NW of Augustine Rd jct., large wash on SW side of road 726 Comment
  UCR175216  Convolvulus arvensis Teresa Nieto 2005-4-24 14 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  RSA543901  Convolvulus simulans Steve Boyd 1991-3-20 6268 Riverside Temescal Cyn, S flank of Alberhill Mt., W end adjacent to old clay mine area. 426 Comment
  UCR228842  Convolvulus simulans A. C. Sanders 2011-4-26 39320 Riverside Peninsular Range, Alberhill Mountain, along dirt track parallel to Coal Ave./Nichols Rd. 432 Comment
  RSA0011006  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Joy D. England 2010-6-7 1274 Riverside San Bernardino National Forest: Rouse Ridge, approximately 3 air miles southeast of junction of Highway 74 and forest service road 5S15. 1057 Comment
  JOTR29613  Coreopsis bigelovii Andre, Jim 2006-4-26 6751 Riverside Joshua Tree National Park. about 0.5 mi. NNE of Rattlesnake Spring on ridge just south of radio tower and NE corner of park boundary 1320 Comment
  UCR138821  Coronopus didymus D. L. Banks 1997-2-23 1296 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
  UCR48485  Cotula coronopifolia Steve Boyd 1986-4-19 1720 Riverside Peninsular Range, Temescal Canyon, Warm Springs Valley, Alberhill Creek east of Nichols Road 366 Comment
  UCR154548  Crassula aquatica Jason L. Hlebakos 2005-5-18 698 Riverside Santa Rosa Plateau, Pool on E side of Mesa de Burro, above upper end of Miller Canyon 610 Comment
  CAS-BOT-BC224913  Crassula connata A. C. Sanders 2011-4-6 38993 Riverside Peninsular Range; Santa Ana Mtns. Region: Temescal Canyon, along Temescal Canyon Rd. 1.5 mi. NE (73 deg. ) of Glen Ivy Hot Springs, 0-0.4 mi. NE of I-15 crossing 320 Comment
  UCR112951  Crassula connata B. G. Pitzer 1998-3-1 3554 Riverside Lakeview Mtns, Maze Stone county historical marker & picnic area, E side of mtns, on W side of Reinhardt Canyon 610 Comment
  UCR213620  Crassula connata A. C. Sanders, Matthew Malle 2010-4-23 37990 Riverside Peninsular Range, Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  SEINET5357774  Cressa truxillensis H. M. Hall 1897-5-15 535 Riverside Perris Comment
  SD119916  Crocanthemum scoparium var. vulgare Louis B. Ziegler 1971-9-29 430 Riverside Hills west of Murrieta. 409 Comment
  POM294423  Crossosoma bigelovii Lyman Benson 1949-3-28 13563 Riverside Santa Rosa Mountains. Pines to Palms Highway from Palm Springs to Hemet. 732 Comment
  RSA145908  Crossosoma bigelovii W. S. Davis 1960-3-12 105 Riverside Whitewater Canyon rd, 4.6 mi. N of junction with Hwy. 60, 70, 80. S facing slopes up side canyon. Comment
  RSA341996  Croton californicus R. F. Thorne, W. A. Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54120 Riverside San Bernardino Mts: Sandy beach along Whitewater River, E of bridge and levee and below W-facing bluff 412 Comment
  RSA697578  Croton californicus Wilma Griset 1931-3-29 s.n. Riverside Indio (Edon) Comment
  SBBG95103  Croton californicus S. D. White 1990-7-12 Riverside E Millard Cyn, on the rd to Kitching Peak Trail 1127 Comment
Read comments
Sep 8 2014
  SD27955  Croton californicus Carl B. Wolf 1932-4-26 2966 Riverside Colorado Desert; 3.0 miles east of Mecca on Blythe Road. Comment
  UCD141953  Croton californicus Barry A. Prigge 1980-8-5 3823 Riverside San Bernardino Mountains, Whitewater Canyon, 0.5 miles N of trout farm. 701 Comment
Read comments
May 17 2016
  SEINET12141354  Croton californicus J. F. Bright, Wyman, C. 1933-1 8058 Riverside near Palm Springs Comment
  SEINET9253118 Image available Croton californicus Hugh Harvey 1940-2-16 M 1117 Riverside Morongo Reservation. 579 Comment
  UC1929841  Croton setiger Scott D. White, Angelia Carey 2004-7-2 10573 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation. Poppet Creek Canyon. Comment
  RSA0116808  Cryptantha A. C. Sanders 2014-4-8 40990 Riverside Peninsular Range: Temescal Canyon, along Temescal Canyon Rd. c. 0.2 km SE of I-15 crossing, near mouth of Mayhew Canyon and just east of Mayhew Rd. 317 Comment
  CLARK-A1528-2210  Cryptantha angustifolia John C. Roos 1947-2-14 3254 Riverside Eagle Mountains Comment
  JOTR37505  Cryptantha angustifolia Hodges, Stephen R. 2016-3-1 631 Riverside Joshua Tree National Park. Northern edge of the Eagle Mountains where they border the Pinto Basin. Approximately 3 kilometers west of Pinto Wells. Ascending up towards the ridge line on loose unconsolidated sand ramps Comment
  POM13260  Cryptantha angustifolia E. C. Jaeger 1922-3-4 1110 Riverside Palm Springs. Comment
  RSA778625  Cryptantha angustifolia Duncan S. Bell 2009-3-8 66 Riverside Arica Mountains: the north tip of the mountain range approximately 3 air miles northwest of Priest Well, or approximately 5.5 air miles southwest of the ghost town of Rice. 404 Comment
  SBBG31929  Cryptantha angustifolia W. R. Bowen 1962-3-30 19 Riverside old US Hwy 60, 5 mi NW of Thousand Palms 304 Comment
  UC1063928  Cryptantha angustifolia H. S. Yates 1937-3-23 6403 Riverside 2. mi n Palm Springs; San Jacinto Quad. 213 Comment
  UCR213257  Cryptantha angustifolia A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37425 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, lower part of wash c. 2.5-3 mi. NW of Blythe Airport, above Black Creek Rd. 171 Comment
  UCR216224  Cryptantha angustifolia Jim Andre, T. La Doux 2009-2-25 10820 Riverside Sonoran (Colorado) Desert, Palen Dry Lake; c. 6 miles north of I-10 freeway, c. 15 miles east of Desert Center 129 Comment
  UCR228186  Cryptantha angustifolia Dave Silverman 2010-3-24 7823 Riverside Sonoran (Colorado) Desert, South Palen Lake, Chuckwalla Valley, 5.1 km SE of Sidewinder Well, 2.7 km SW of Palen Dunes Dr., and 3.4 km N of Interstate 10 133 Comment
  JEPS22517  Cryptantha barbigera Rimo Bacigalupi with Paul Hutchison 1958-2-19 6193 Riverside 9.4 mi n Blythe (at w base of the Big Maria Mts.); Big Maria Mts. 167 Comment
  UCR183171  Cryptantha barbigera Mitch Provance 2003-5-5 4418 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  UCR86857  Cryptantha barbigera A. C. Sanders, K. C. Rose 1995-4-27 16738 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
  RSA777393  Cryptantha barbigera var. barbigera Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 791 Riverside Mecca Hills, just south of Shaver's Well 305 Comment
  UCR243568  Cryptantha barbigera var. fergusoniae Jim Andre, T. La Doux, R. B. Kelley 2011-5-4 21099 Riverside Southern Mojave Desert, Joshua Tree National Park, Long Canyon, upper watershed on east ridge, 1.1 mi south of radio tower, c. 6 mi. south of town center of Yucca Valley 1207 Comment
  UCR252636  Cryptantha corollata T. B. Salvato, Matthew Malle 2013-4-4 7506 Riverside Perris-Aguanga Basin, Sedco Hills, Crab Hollow Circle between Lost Road and Lake View Drive 588 Comment
  RSA781027  Cryptantha costata D. Silverman, Andy Sanders 2010-3-23 7817 Riverside Chuckwalla Valley, dunes at SSE tip of Palen Lake, 1.5 km SW of Palen Dunes, 3.2 km N of I-10 and 8 km ESE of Sidewinder Well 130 Comment
  SDSU18694 SDSU18694
Image available
Cryptantha dumetorum Kristen Hasenstab, M. G. Simpson 2008-4-2 57 Riverside Joshua Tree National Park. In wash adjacent to Cottonwood Springs wash, running N/NW to S/SE. Located on the west side of wash under a Prunus fasciculata at the edge of the wash. 902 Comment
  SD240920  Cryptantha inaequata Dave Silverman 2010-3-24 7825 Riverside South Palen Lake, Chuckwalla Valley, 5.0 km SE of Sidewinder Well, 2.4 km SW of Palen Dunes Drive, and 3.7 km N of Interstate 10. 130 Comment
  RSA594003  Cryptantha intermedia D. L. Banks, Elizabeth Hedge Banks 1996-5-2 935 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve. Along the broad alluvial benches just to the SE of the gate to the Preserve. 448 Comment
  UCR124662  Cryptantha intermedia B. C. Templeton 1930-4-9 1023 Riverside San Bernardino Mtns., north of Banning 1220 Comment
  UCR180343  Cryptantha intermedia Scott D. White, Angelia Carey 2004-4-5 10019 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  POM9601  Cryptantha intermedia I. M. Johnston 1920-5-8 s.n. Riverside Butte due west of Lakeview Comment
  JOTR35287  Cryptantha maritima Andre, Jim 2012-4-11 20780 Riverside Joshua Tree National Park. NW Eagle Mountains, along dirt road to Black Eagle Mine, 0.7mi east of road to Cottonwood Spring, 34mi south of Hwy 62 at Twentynine Palms. 729 Comment
  OBI38912  Cryptantha maritima A. C. Sanders, B. Pitzer & D. Charlton, & Kniffen, D. Charlton, & Kniffen 1986-3-3 6121 Riverside Corn Spring, Chuckwalla Mts, wash below the spring and wash and rocky slopes to the south (T6S, R16E, sec 28-projected) 488 Comment
  POM13223  Cryptantha maritima E. C. Jaeger 1920-4-20 1124 Riverside Palm Springs. Comment
  RSA80738  Cryptantha maritima F. W. Peirson 1927-4-12 7172 Riverside Painted Canyon, near Mecca Comment
  SEINET10456349  Cryptantha maritima David B. Dunn 1948-2-21 Dunn 3677 Riverside Borage in wash; Pushawalla; a rain about 2 weeks earlier. Hills still quite dry. Comment
  UC24836  Cryptantha micrantha Geo. F. Reinhardt Jun 1897 Riverside San Jacinto Mountains Comment
  UCSB38686  Cryptantha micrantha Cowan, Clark 1978-4-24 Riverside 19.6 mi. (31.3 km.) S on 74 from jct. w/ Hwy. 111 at Indian Wells Sta. Rosa Mt. Rd., 1.9 mi. (3 km.) S. of 74 Comment
  GMDRC2051  Cryptantha micrantha var. lepida J. Andre 2006-4-26 6769 Riverside Little San Bernardino Mountains: Joshua Tree National Park: ridgetop, W. of upper Long Canyon, approx. 0.5 mi. S. radio tower and of NE corner (boundary) of park Near 34.06663 deg. N 1116.44661164471 deg. 43681' W. Elev. 44661 ft. 1325 Comment
  RSA499654  Cryptantha micrantha var. lepida N. C. Cooper 1944-5-20 1249 Riverside Palms to Pines Hwy. San Jacinto Mtns. 1219 Comment
  RSA790340  Cryptantha micrantha var. lepida C. P. Cowan 1978-4-24 1258 Riverside 19.6 mi S on Hwy 74 from its jct with Hwy 111 at Indian Wells. Sta. Rosa Road, 1.9 mi S of 74. Whittaker transect no.W-226(voucher). Comment
  RSA583627  Cryptantha micromeres Steve Boyd, Darin Banks 1995-4-5 8434 Riverside Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain at the eastern edge of the Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary. 579 Comment
  RSA388332  Cryptantha microstachys Steve Boyd 1986-5-7 1832 Riverside Temescal Canyon: Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15. [Gavilan Hills] Comment
  UC1595623  Cryptantha microstachys Steve Boyd 1991-5-20 6263 Riverside w flank Alberhill Mtn. (w end adjacent to old clay mine area); Temescal Canyon 426 Comment
  UCR127354  Cryptantha microstachys A. C. Sanders, D. Malueg 2003-5-8 26572 Riverside Perris-Aguanga Basin region, Los Alamos Road at Warm Springs Creek crossing west of Hwy 79, northeast of the Hogbacks, north of Los Alamos Rd. and east of the creek 396 Comment
  UCR165406  Cryptantha microstachys A. C. Sanders 2005-4-21 29569 Riverside Peninsular Range, Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 mi. ESE of Gavilan Peak 622 Comment
  VVC125  Cryptantha microstachys A. C. Sanders, J. Mac 1997-5-4 20647 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
  POM369480  Cryptantha muricata N. C. Cooper 1944-4-23 1096 Riverside Banning 701 Comment
  RSA192173  Cryptantha muricata E. W. Lathrop 1965-4-4 5615 Riverside 8 miles west of Murrieta-Tenaja Range. Comment
  UCR20918  Cryptantha muricata A. C. Sanders 1978-7-5 00205 Riverside San Jacinto Mountains, James Reserve, near head of Lake Fulmor at the mouth of Indian Creek 1616 Comment
  JOTR35065  Cryptantha muricata var. jonesii La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3517 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road. South-facing bajada with shallow Sonoran desert riparian corridors among desert pavement. Comment
  RSA0079563  Cryptantha muricata var. jonesii R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38079 -A Riverside San Bernardino National Forest, San Jacinto Mountains: Above James Reserve in Hall Canyon. 1677 Comment
  RSA0079425  Cryptantha muricata var. jonesii P. A. Munz, I. M. Johnston 1922-5-21 5502 Riverside Kenworthy, San Jacinto Mountains. 1432 Comment
  SD247358  Cryptantha nemaclada T. B. Salvato, John F. Green 2004-5-27 571 Riverside San Bernardino Mountins; head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 1.0 mile SE of Oak Glen Conservation Camp. 1341 Comment
  UCR89718  Cryptantha nevadensis J. M. Stewart 1993-3-10 685 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; Corn Springs Rd, 2 mi south of Chuckwalla Rd. Comment
  POM305855A  Cryptantha oxygona Henry J. Ramsey, Henry J. Ramsey 1938-4-23 1165 -A Riverside Santa Rosa Mtns. Comment
  SEINET3225524 Image available Cryptantha pterocarya A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37476 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
  GMDRC5833  Cryptantha pterocarya var. stenoloba J. M. Andre 2013-3-27 24800 Riverside Rice Valley: east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62) 242 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
  RSA499795  Cryptantha racemosa Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  SDSU18710 SDSU18710
Image available
Cryptantha racemosa Kristen Hasenstab, M. G. Simpson 2008-4-2 68 Riverside Joshua Tree National Park. In crack of boulder in dry waterfall 10ft above waterfall on east sids of tha waterfall, 0.3 miles south of Cottonwood Springs. 873 Comment
  SEINET188116  Cryptantha racemosa C. L. Hitchcock 1940-3-31 5892 Riverside Between Cottonwood Springs and Pinto Basin. Comment
  JOTR37475  Cryptantha utahensis Hodges, Stephen, T. Green 2016-5-5 596 Riverside Joshua Tree National Park. Little San Bernardino Mountains; canyons below Upper Covington Flats, southwest of Covington Crest trail (Stop 2) Comment
  RSA339324  Cryptantha utahensis R. F. Thorne, C. W. Tilforth 1980-5-28 54206 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
  SEINET10456002  Cryptantha utahensis David B. Dunn 1946-2-23 Dunn 1984 Riverside Collected in a sandy wash bed beside a boulder in Grotto Canyon. Comment
  POM204501  Cucurbita palmata M. French Gilman 1934-10-3 s.n. Riverside Cabazon. Comment
  CAS-BOT-BC224552  Cuscuta californica H. A. Dutton 1898-6-1 s.n. Riverside Elsinore Comment
  RSA545270  Cuscuta californica R. F. Thorne 1967-12 41891 Riverside Palm desert Comment
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Jun 16 2013
  UCR100301  Cuscuta californica var. papillosa B. G. Pitzer 1997-4-20 3191 Riverside Lakeview Mtns, Intersection of 'Dutton' Street with Voltaire Vista Road. (Note: Dutton ends in T-intersection at Sardis Lane, which makes a 90 deg. E turn onto Brent Lane, which becomes Voltaire Vista Road east of Elton Lane. Therefore, this locality is actually the intersection of Elton Lane & Voltaire Vista Road.) 610 Comment
  CDA39932  Cuscuta campestris E. H. Asher 1958-6-9 510 -58 Riverside Indio. 0 Comment
  SBBG38007  Cuscuta denticulata A. C. Sanders with G. Nuhn 1995-4-20 16587 Riverside near Fan Hill, NE of Dillon Rd on an abandoned rd, below Little San Bernardino Mtns, NE of 1000 Palms 350 Comment
  UCD84491  Cuscuta denticulata Chuck Hughes 2010-6-11 147 Riverside Abandoned Rice military airfield, about 0.4 mile south of Highway 62. 269 Comment
  UCR110410  Cuscuta pentagona A. C. Sanders, D. Bramlet, Mihai Costea, T. B. Salvato 1999-10-15 23171 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. east of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  CLARK-A1703-58  Cuscuta subinclusa H. A. Zuill 1966-7-4 276 Riverside Murrieta Comment
  SEINET5624452 Image available Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2013-4-15 17726 Riverside Chuckwalla Mountains, just south of Corn Springs Wash, 250m east of its confluence with Irish Wash, 500m NW of Aztec Well, 74 km west of Blythe; Desert Center 7.5' USGS topographic quadrangle 641 Comment
  CAS-BOT-BC56745  Cylindropuntia ramosissima Dr. Barton W. Evermann 1924-4-1 s.n. Riverside Field redacted by CAS, contact the data manager for more information Comment
  CLARK-A1656-743  Cynodon dactylon Theo Glenn 1979-2-10 Riverside Salton Sea Comment
  UCR237698  Cynodon dactylon Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4516 Riverside San Bernardino Mountains, Whitewater Canyon, along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center, Whitewater Trout Farm, in the vicinity of Bonnie Bell 526 Comment
  CAS-BOT-BC143217  Cyperus albostriatus O. F. Clarke 2006-4-25 s.n. Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR92732  Cyperus difformis A. C. Sanders 1994-7-27 15165 Riverside Riverside, Santa Ana River between the San Bernardino Co. line & the Market Street Bridge 246 Comment
  RSA737420  Cyperus esculentus Justin M. Wood 2008-9-19 131 Riverside SW Perris Basin: Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  UCR92359  Cyperus esculentus Scott D. White, S. Ogg 1994-10-17 2469 Riverside Temecula Valley, Murrieta Creek, 1000-3000 ft. south of Winchester Road bridge (Banana Avenue) 317 Comment
  SD148283  Cyperus involucratus A. C. Sanders, Steve Boyd 2000-11-30 23726 Riverside San Bernardino/ upper Santa Ana River region; Box Springs Mountains foothills, Box Springs Canyon above Sheriff's Academy, north of Central Avenue. 366 Comment
  UCR111756  Cyperus involucratus S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  UCD141140  Cyperus rotundus Paul Popenoe 1920-12-11 s.n. Riverside Thermal. Comment
  UCR71765  Dactyloctenium aegyptium L. F. LaPre, Megan Phillips 1991-9-9 91- 17 Riverside Sonoran (Colorado) Desert, Palm Springs, Tahquitz debris basin at base of Tahquitz Canyon, off Sunnydunes Drive 183 Comment
  RSA28052  Dalea mollis I. L. Wiggins 1941-3-27 9680 Riverside South end of Coxcomb Mountains 8 miles northeast of Desert Center. Comment
  UCR41592  Dalea mollis A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6113 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  UCR233939B  Dalea mollissima Duncan S. Bell 2011-10-22 2982 B Riverside Sonoran (Colorado) Desert, Arica Mountains, west side of range, c. 2.6 air miles west of Priests Well, c. 6.8 air mi. SW of Rice 437 Comment
  UCR265472  Dasyochloa pulchella Jordan Zylstra 2014-8-17 14024 Riverside Santa Rosa Mountains, vicinity of Pinyon Flat and head of Cactus Springs Trail, south of Hwy 74 1280 Comment
  UCSB18912  Dasyochloa pulchella Keefe, Joseph 1965-5-18 Riverside Pinyon Flats Campground S of Palm Desert on Palms to Pine Highway 1432 Comment
  SBBG133353  Datisca glomerata S. D. White, A. Carey, L. Archa 2004-8-5 10674 Riverside San Jacinto Mtn foothills, Soboba Indian Reservation, Indian Creek from confluence w/ San Jacinto River to +/- 2 mi upstream. 534 Comment
  UC884555  Datura wrightii I. W. Clokey 1935-4-17 6876 Riverside Shavers Wells Comment
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Dec 13 2011
  UCD126635  Datura wrightii William Shapeero 1954-4-28 s.n. Riverside Joshua Tree National Monument. Comment
  UCR167795  Datura wrightii T. B. Salvato, Melissa Clemons 2005-6-23 1321 Riverside Peninsular Range; Temescal Valley, 3 miles NW of Alberhill, Temescal Canyon Road at Corona [Lee] Lake 366 Comment
  UCR230920  Datura wrightii T. B. Salvato, Richard Camacho 2011-6-12 5483 Riverside Peninsular Range, Temescal Canyon, N/S trending wash that extends from Temescal Canyon Road near the west end of Lee (Corona) Lake, south under the Hwy 15 overpass about 0.25 miles 372 Comment
  UCR133693  Daucus pusillus Chet McGaugh 2003-5-10 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  SDSU12947  Deinandra fasciculata Jutta Buschbom 1991-6-1 19 Riverside Santa Margarita Ecological Reserve, Temecula. 152 Comment
  RSA714017  Deinandra paniculata R. E. Riefner 2004-8-27 04 -398 Riverside N of La Sierra Heights; NE ca. 0.25 mi off Arlington Ave. along dirt access road to Hidden Valley Wildlife Reserve. 221 Comment
  LA207623  Delphinium parishii subsp. subglobosum Carl Epling; 1937-5-7 sn Riverside 1 mi. above Pinon Flats, Palms to Pines Hwy Comment
  RSA398731  Delphinium parryi Anstruther Davidson 1930-1 s.n. Riverside Mt. San Jacinto. Comment
  RSA398774  Delphinium parryi Emery M. Whilton 1938-5-15 s.n. Riverside Lake Elsinore. Comment
  UC219596  Delphinium parryi P. A. Munz 1922-6-24 5795 Riverside Pipe Creek San Jacinto Mts., Hemet Valley (banks) 1463 Comment
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Mar 25 2011
  UCR167435  Delphinium parryi John F. Green 2005-3-16 s.n. Riverside Perris-Aguanga Basin, Cajalco Canyon, SE of Corona, SW of Lake Mathews, east of Calif. highway 71; Collections made while monitoring pipeline repair 366 Comment
  UCR167976  Dendromecon rigida T. B. Salvato, John F. Green 2004-5-27 656 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  RSA262099  Dendromecon rigida subsp. rigida E. W. Lathrop 1971-3-24 7468 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  RSA433241  Dendromecon rigida subsp. rigida N. C. Cooper 1944-6-17 1414 Riverside above Banning Comment
  RSA286820  Deschampsia danthonioides R. F. Thorne 1974-5-23 44666 Riverside Santa Rosa Plateau, Rancho California: top of Mesa de Colorado 625 Comment
  UCR97270  Deschampsia danthonioides var. gracilis Scott D. White 1993-4-30 1319 Riverside San Jacinto Valley, Near intersection of Warren Rd. and Stetson Ave. 458 Comment
  UCR16142  Descurainia pinnata subsp. menziesii A. C. Sanders 1973-4-28 00225 Riverside Peninsular Range; San Jacinto Mtns., east of Garner Valley, along switchbacks in trail from Morris Ranch Road to Cedar Springs 2012 Comment
  RSA771761  Descurainia pinnata subsp. pinnata Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4638 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA16363  Dicentra chrysantha Percy C. Everett 1935-6-17 7169 Riverside Santa Ana Mts. Coldwater Canyon trail to Santiago Peak. 2 miles above Glen Ivy resort. 610 Comment
  UC9924  Dicentra chrysantha Mrs. Gregory 1890-1 Riverside San Jacinto Comment
  UCR281800  Dicentra chrysantha Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-5-24 517- 127 Riverside Menifee Valley, Menifee, S. side of Bundy Canyon Rd., vicinity of 'Moss Road'. 527 Comment
  UCR126376  Dichelostemma capitatum A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 685 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  IRVC59  Dichelostemma capitatum subsp. capitatum Christie Duncan 1965-5-1 HS 0102 Riverside Elsinore. Comment
  POM1675  Dichelostemma capitatum subsp. capitatum I. M. Johnston s.n. Riverside Andreas Canyon 274 Comment
  SEINET7073345  Dichelostemma capitatum subsp. pauciflorum A. G. Vestal 1963-4-29 s.n. Riverside South Mesa on Tenaja Grande (Tenaja Trunk Road), Santa Ana Mountains. Cleveland National Forest. Coordinate datum: NAD27. Comment
  RSA696746  Dicoria canescens J. Russell Bruff 1933-1-1 s.n. Riverside Travertine Point, south of Indio. Comment
  UCSB37803  Dicoria canescens Roos, John 1957-12-26 Riverside 6 miles N.W. of Thousand Palms, Coachella Valley 152 Comment
  CAS-BOT-BC292249  Dieteria asteroides var. asteroides Durant; Street 1918-5-13 1 Riverside Near Hemit [Hemet] 335 Comment
  HSC79576  Digitaria ischaemum Paul Bailey 1972-5-14 131 Riverside 5 miles SE of Temecula, Hwy. S 16, Pechanga Canyon. Comment
  CAS-BOT-BC150924  Diplacus bigelovii var. bigelovii Ynez Whilton Winblad 1937-3-22 s.n. Riverside Near Mecca Comment
  SD53063  Diplacus clevelandii Peter H. Raven 1962-5-18 17759 Riverside Main Divide Truck Trail 2.9 miles south of Santiago Peak Comment
  SBBG122765  Diplacus fremontii A. Parikh 1990-5-12 169 Riverside Arroyo Seco, S of Dripping Springs Cmpgrd, 1 km S of Hwy 79, 2.8 km E of Woodchuck Rd 494 Comment
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Apr 29 2011
  RSA697766  Distichlis spicata J. Russell Bruff 1927-10-8 1 -K Riverside Thousand Palms Comment
  RSA700938  Distichlis spicata Michael Wall 1996-7-6 147 Riverside San Jacinto Valley, W side of Ramona Expressway in swale beginning 0.4 mi SE of Sanderson continuing for >0.5 mi. 488 Comment
  UCR22060  Distichlis spicata var. stricta Steve Boyd 1980-5-13 263 Riverside Gavilan Hills, Harford Springs County Park, at NW corner of the Gavilan Plateau 640 Comment
  HSC47315  Ditaxis lanceolata R. W. Spjut, C. E. Edson 1978-5-6 5030 Riverside Colorado Desert, N face of Chuckawalla Mtns., 2.7 mi. S of Desert Center 335 Comment
  UCR59708  Ditaxis lanceolata A. C. Sanders 1989-9-19 9500 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 1.75 km (airline) south of Tabaseca Tank, along the wash above 'Tabaseca Target 680 Comment
  VVC690  Ditaxis lanceolata P. J. MacKay, T. Thomas 1997-2-8 106 Riverside Sonoran Desert, Palm Springs, Murray Canyon; at edge of creek btw palm groves 243 Comment
  JEPS23078  Dithyrea californica Reino Alava with R. Bacigalupi, Dr. and Mrs. Rolla Tryon 1958-3-3 1833 Riverside along U.S. Hwy 95 27 mi s Vidal (ne of the Big Maria Mts.); flood plain of Colorado River 97 Comment
  POM14206  Dithyrea californica P. A. Munz, D. D. Keck 1922-4-14 4983 Riverside 10 mi. west of Indian Wells. Along the Whitewater Wash 91 Comment
  RSA0029327  Dithyrea californica Justin M. Wood, J. Varonin, T. Valentovich 2012-4-23 4684 Riverside Sonoran Desert: Chuckwalla Valley, active sand dunes +/- 7.25 miles northeast of Desert Center, +/- 3.0 miles E of SR-177, and +/- 1.0 mile N of abandoned Jojoba farm. 149 Comment
  UCR241805  Dithyrea californica A. C. Sanders, Ann Howald 2013-2-28 40552 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 2.2 miles west of Hwy 78, 9.2 km SW (245 deg. ) of Ripley 96 Comment
  CAS-BOT-BC136108  Dodecatheon alpinum H. M. Hall 1901-7-1 2348 Riverside Tahquitz [Tauquitz] Valley - San Jacinto Mountains 2499 Comment
  UC10472  Draba corrugata var. saxosa H. M. Hall July, 1901 2413 Riverside near the summit San Jacinto Mountains San Jacinto Mountains 3291 Comment
  POM14161  Draba cuneifolia var. integrifolia P. A. Munz, D. D. Keck 1922-4-9 4781 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  CAS-BOT-BC70827  Dryopteris arguta Scott D. White; Mike Wilcox 1995-7-11 3468 Riverside Southwest of Main Divide Truck Trail, upper forks of Decker Canyon, USGS 7 1/2' Alberhill quad. 731 Comment
  IRVC142  Dryopteris arguta R. H. Whittaker, W. A. Niering 1963-5-28 SJ 32 Riverside Mountain Center to Hemet. San Jacinto Mountains 915 Comment
  POM11656  Dryopteris arguta P. A. Munz, I. M. Johnston 1922-5-19 5391 Riverside 3 miles west of Keen Camp. 1494 Comment
  UCR164282  Dryopteris arguta S. J. Myers 2001-7-16 s.n. Riverside Peninsular Range; San Jacinto Mtns, Bautista Canyon 951 Comment
  RSA653406  Dudleya lanceolata Mitch Provance 1998-5-24 532 A Riverside Belltown area, ''Belltown Hill'', small knoll near the E corner of Agua Mansa Rd. and Crestmore Rd./ Market St. 280 Comment
  UCR78336  Dudleya multicaulis D. E. Bramlet 1993-5-5 2338 Riverside tributary to Olsen Canyon, c. 76m south of the canyon, and 90m east of the existing dirt road, c. 213m NE of the existing El Sobrante Landfill 375 Comment
  RSA588661  Dudleya pulverulenta subsp. pulverulenta D. L. Banks, S. D. Boyd 1995-10-17 0818 Riverside NW Palomar Mountains. Agua Tibia Mountains. Cleveland National Forest. Agua Tibia Wilderness Area. Along lower Arroyo Seco. S of the Dripping Springs Campground., Along the narrow benches where Arroyo Seco turns E, just W of the Metasedimentary hills. 524 Comment
  CAS-BOT-BC109602  Dudleya saxosa subsp. aloides Reid Moran 1950-4-28 3407 Riverside Whitewater. 457 Comment
  JOTR35490  Dudleya saxosa subsp. aloides La Doux, Tasha, D. Shade, S. De Groot, N. Fraga, L. Washburn 2013-4-26 3178 Riverside Joshua Tree National Park. Little San Bernardino Mtns, Upper Smithwater Canyon, NW of Quail Mtn. (Biodiversity Hunt stop2) 1295 Comment
  POM229021  Dudleya saxosa subsp. aloides P. A. Munz 1937-5-31 15119 Riverside Head of Coyote canyon 1067 Comment
  UC69324  Echinodorus berteroi F. M. Reed 1903-6-13 668 Riverside Lakeview Comment
  RSA757452  Elatine californica R. F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-05 55207 Riverside SW of Murrieta. Santa Rosa Plateau, Mesa de la Punta near S. edge of plateau, approached from De Luz road. 730 Comment
  RSA770644  Elatine californica R. F. Thorne 1973-5-23 43840 Riverside Santa Rosa Plateau- Mesa de Colorado. 610 Comment
  SD204871  Elatine californica R. F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-6-5 55207 Riverside Peninsular Ranges; Santa Ana Mountains region: Southwest of Murrieta. Santa Rosa Plateau, Mesa de la Punta near southern edge of plateau, approached from De Luz road. 579 Comment
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Mar 31 2015
  UCR110455  Elatine chilensis D. E. Bramlet 1998-4-22 2605 Riverside Perris-Aguanga Basin region, French Valley area, 305m east of Washington Road and 10m north of Rawson Road, 6m west of the San Diego Canal. 447 Comment
  UCR15634  Eleocharis acicularis var. acicularis George K. Helmkamp 1978-6-1 s.n. Riverside Santa Ana Mountains, Santa Rosa Plateau, vernal pool 7 mi [west] of Murrieta near the origin of DeLuz Creek 671 Comment
  SEINET998791  Eleocharis macrostachya Mitch Provance 2005-1 6568 Riverside Warm Springs Valley: Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, ca. 100 yards SE of the Durant RR siding, the site boreder along the NW by Pierce St. and on the N by Aberhill Creek, with Baker St. more or less bisecting the collection site. (Lake Elsinore 7.5' Q) 396 Comment
  UCR37411  Eleocharis macrostachya Steve Boyd 1984-4-18 s.n. Riverside Skunk Hollow, 6 mi east of Murrieta, SW of the Lake Skinner dam. 457 Comment
  UCR116777  Eleocharis montevidensis A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24170 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
  RSA192144  Eleocharis palustris H. A. Zuill 1966-7-17 288 Riverside 7-8 miles SW of Murrieta. Comment
  CAS-BOT-BC113295  Eleocharis parishii A. C. Sanders; Mitch Provance; T. B. Salvato 2001-5-7 24170 Riverside Perris-Aguanga Basin region: S of Hemet, E end of Kiamond Valley, along Gibbel Rd. 0.5-0.75 mi. E of State St., between Silver Dew Dr. and Morse Girard St., slopes and wash below the mouth of Avery Canyon. Helmet 7.5' Quad 548 Comment
  CSUSB446  Elymus condensatus D. Gordon 1952-6-12 Riverside Near Corona (city). Comment
  UC38190  Elymus glaucus H. S. Yates June 1901 2207 Riverside San Jacinto Mountains; s side 1645 Comment
  UC38215  Elymus glaucus H. M. Hall July, 1901 2253 Riverside Box Springs San Jacinto Mountains 1615 Comment
  UC37038  Elymus trachycaulus H. M. Hall 1901-7-1 2541 Riverside Fuller's Mill Mts. San Jacinto Mountains 1798 Comment
  RSA740648  Elymus trachycaulus subsp. trachycaulus Scott D. White, Justin M. Wood 2008-6-19 12273 Riverside Meadows at Baldy Mtn. 1585 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
  UCR158327  Emmenanthe penduliflora A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30069 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
  UCR263476  Encelia actoni A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41503 Riverside San Gorgonio Pass, north of San Gorgonio River wash, c. 3 miles east of Cabazon, south of I-10 and generally NE of water bottling plant 457 Comment
  CAS-BOT-BC131318  Encelia farinosa Alice Eastwood 1913-4-30 3086 Riverside Palm Springs Comment
  JOTR31865  Encelia farinosa La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2120 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  LA202445  Encelia farinosa T. A. Geissman; sn Riverside Joshua Tree National Monument, S entrance Comment
  RSA708067  Encelia farinosa Scott D. White, Angelia Carey 2004-4-16 10172 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 549 Comment
  RSA709903  Encelia farinosa Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4606 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  UC1929588  Encelia farinosa Steve Boyd 2007-4-20 11724 Riverside Peninsular Ranges; Perris-Aguanga Basin region; Southeastern end of the Gavilan Hills, north of Warm Springs Valley at upper end of ''Walsh Canyon,'' ca. o.5 miles from junction with Lindel (aka Stovepipe) Road, on southwest facing slope just above old Melia azedarach and across from driveway leading t 549 Comment
  UCD131210  Encelia farinosa F. R. Lawson 1929-12-12 XII- 2 Riverside Mecca. Comment
  UCR114652  Encelia farinosa B. G. Pitzer 1998-1-25 3411 Riverside Lakeview Mtns., Reinhardt Canyon, Maze Stone County Park, at N terminus of California Avenue 610 Comment
  UCR196376  Encelia farinosa Naomi Fraga, Lisa Rojas 2005-2-10 1374 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  UCR2883  Encelia farinosa N. J. Matthews 1963-5-9 50963 3 Riverside 1 mi. north of Gilman Hot Springs on Hwy 79 305 Comment
  POM356686  Encelia farinosa var. farinosa B. C. Templeton 1930-4-9 1001 Riverside North of Palm Springs. Colorado desert 400 Comment
  JOTR30983  Encelia virginensis La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1961 Riverside Joshua Tree National Park. (Stop 2) Hexie Mountains, east end of Blue Cut Gorge, toe slope with bouldery wash Comment
  CAS-BOT-BC81543  Ephedra californica H. M. Hall 1905-5-2 5979 Riverside Chuckawalla Peak Comment
  RSA339644  Ephedra californica Robert F. Thorne, C. W. Tilforth 1980-5-28 54240 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  SD229018  Ephedra californica Dick Schwenkmeyer 2012-11-6 858 Riverside Palm Canyon, Ague Caliente Indian Reservation, 2.6 mi. south of the intersection of South Palm Canyon Drive and East Palm Canyon Drive, Palm Springs. 178 Comment
  UCR41339  Ephedra californica N. M. Fellows 1985-3-3 98 Riverside San Jacinto Mtns, Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the north foot of San Jacinto Mountain, l mile west of Snow Creek Village 489 Comment
  UC813690  Ephedra nevadensis C. L. Hitchcock 1940-3-29 5868 Riverside Cottonwood Canyon Cottonwood Canyon (ca 100 yds e of Spring in sandy wash) Comment
  UC142164  Ephedra trifurca T. S. Brandegee 1901-4-4 Riverside Salton Ck. Colorado Desert Comment
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Sep 11 2011
  JOTR31128  Ephedra viridis La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 2510 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Ridgeline just south of Quail Mountain peak with steep loose slopes and rocky outcrops (Stop 6) Comment
  POM230606  Ephedra viridis I. W. Clokey 1935-4-17 6509 Riverside Cottonwood Springs. Colorado desert. Comment
  RSA797246  Epilobium Robert F. Thorne, Walter Wisura 1977-9-17 50784 Riverside San Jacinto Mountain: Long Valley to Round Valley along trail to summit. 2591 Comment
  CSUSB251  Epilobium adenocaulon var. parishii Lynn Baasch 1971-5-16 Riverside University of California, Riverside campus; Hill south of reservoir, which is south of Picnic Hill. Unnatural running water. Comment
  UCSB42151  Epilobium campestre Roos, John 1952-6-18 Riverside Edgemont 457 Comment
  UCR22004  Epilobium ciliatum Steve Boyd 1980-9-8 344 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UCR262247  Epilobium densiflorum T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-23 3736 Riverside San Jacinto Mountains, San Jacinto River Canyon, along South Fork Trail (FSR 2E17), c. halfway between Hwy 74 and the bottom of the canyon 1274 Comment
  POM48409  Epilobium glaberrimum subsp. glaberrimum P. A. Munz 1924-7-28 8812 Riverside Pine Flats 1738 Comment
  RSA588572  Epilobium glaberrimum subsp. glaberrimum E. C. Jaeger 1921-7-1 s.n. Riverside Idyllwild, San Jacinto Mountains. 1585 Comment
  RSA557313  Epilobium pygmaeum Julie Greene, Steve D. Boyd, Dave Bramlett, Hilda Flores, Helga Ochoterana 1993-7-9 1413 Riverside San Jacinto Wildlife Area: from the edge of drying flood area. 433 Comment
  UCR128305  Equisetum arvense Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8627 B 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
  UCR16317  Equisetum hyemale subsp. affine Tony Beck 1968-4-3 680403- 03 Riverside Western Colorado Desert/ San Bernardino Mtns., 4 mi south of trout pond on Whitewater Canyon Rd. c. 120 yards east of rd. 549 Comment
  RSA627506  Equisetum hyemale var. affine Scott D. White 1998-7-31 6947 (unic.) Riverside Idyllwild Area: Strawberry Creek between crossing at Circle Drive and Hymber Park. 1707 Comment
  RSA627505  Equisetum laevigatum Scott D. White 1998-7-31 6945 Riverside Idyllwild Area: Strawberry Creek between crossing at Circle Drive and Hymber Park. 1707 Comment
  SEINET10562598  Eragrostis cilianensis Steve Boyd 1989-7-9 Boyd 3770 Riverside Weeds in vegetable garden of house at 4863 Rubidoux Avenue. Comment
  UC1495814  Eragrostis pectinacea var. pectinacea A. C. Sanders and S. Hagopian 1981-5-20 2154 Riverside se Temecula (ne of S16 along the entrance road to the Cal Turf Sod Farm, Wolf Valley); Wolf Valley 329 Comment
  UCD64344  Eragrostis pectinacea var. pectinacea Beecher Crampton 1964-6-19 7013 Riverside UC-Riverside. Experimental area; plant introduction nursery. Comment
  SEINET3143238  Eremalche exilis Unknown 1906-1 746 a-6727 Riverside Colorado Desert @ Palm Springs. Comment
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Jul 21 2016
  RSA175138  Eremalche rotundifolia Robert F. Thorne 1963-3-29 32413 Riverside 9 miles E of Mecca, Mecca Hills 152 Comment
  RSA206252  Eremogone ferrisiae Reid V. Moran 1968-8-3 15366 Riverside N slope 1 mile W of summit, Santa Rosa Mtn. 2150 Comment
  JOTR33990  Eremothera boothii subsp. desertorum La Doux, Tasha, M. Harding 2010-4-7 2878 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View with cobble benches above wash Comment
  GMDRC6577  Eriastrum densifolium subsp. austromontanum J. M. Andre 2012-6-15 30534 Riverside San Jacinto Mountains: along Hwy 243, 10.7 mi. south of Interstate 10 (Banning); SB Natl. Forest 1499 Comment
  CLARK-A1528-3804  Eriastrum densifolium subsp. mohavense John C. Roos 1943-5-23 2661 Riverside Little San Bernardino Mountains Comment
  RSA0119715  Eriastrum diffusum subsp. coachellae J. Mark Porter, Valerie Soza, Gary D. Wallace 2001-4-2 12346 Riverside Coachella Valley, ca. 1 mi E of Desert Hot Springs, Long Canyon, on W side of Long Canyon Road. 396 Comment
  RSA0121257  Eriastrum eremicum subsp. eremicum Robert Gustafson 1980-5-5 1572 Riverside Whitewater Canyon Road, 0.4 of a mile from the junction with Interstate 10. Whitewater Canyon wash. 610 Comment
  SEINET3005079  Eriastrum harwoodii G. Rink 2011-5-7 10517 Riverside Large powerlines about 10 miles west-southwest of Blythe, active sand dunes 121 Comment
  CAS-BOT-BC514515  Eriastrum harwoodii Carl B. Wolf 1932-4-29 3119 Riverside Eastern Colorado Desert, 3 mi S of Rice on Blythe Rd 213 Comment
  RSA0120682  Eriastrum harwoodii Carl B. Wolf 1932-4-29 3119 Riverside Eastern Colorado Desert, 3 mi south of Rice on the Blythe road. 213 Comment
  UCR103902  Eriastrum sapphirinum B. G. Pitzer 1997-4-12 3124 Riverside Lakeview Mtns, Pulsar View Road, c. 1/4 mi. uphill from the base of the hills at the end of Warren Road (very short dirt road leading into hills). c. 1.3 mi. airline SW of Mt. Rudolph (measured from BM 'Nelson'). 549 Comment
  CAS-BOT-BC515043  Eriastrum sapphirinum subsp. sapphirinum Winifern W. Swarth 1914-9-17 s.n. Riverside San Jacinto Mts., Strawberry Valley 1828 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
  POM359403  Ericameria linearifolia N. R. Zabriskie, W. M. Zabriskie 1971-4-9 372 Riverside Deep Canyon, north slope Santa Rosa Mountains. Ca. 2 miles on water service road south of Highway 74. 1311 Comment
  CAS-BOT-BC299540  Ericameria paniculata Louis C. Wheeler 1933-12-1 2288 Riverside 2 mi. E Cabezon, San Gorgonio Pass 640 Comment
  RSA747863  Erigeron divergens Justin M. Wood 2009-5-11 684 Riverside Morris Ranch Rd., roadside just E of Tripp Meadow. 1616 Comment
  UCR34967  Erigeron divergens L. B. Ziegler 1972-6-13 482 Riverside San Jacinto Mtns, Hemet (Garner) Valley. In back of Kenworthy Ranger Station. 1402 Comment
  UCR133443  Erigeron foliosus Tracy Tennant, T. B. Salvato 1998-6-23 MOR- 457 Riverside San Bernardino Mountains, Morongo Indian Reservation, woodland stand 13, N end of Hathaway Canyon 1280 Comment
  RSA89920  Erigeron foliosus var. stenophyllus E. K. Balls, Percy C. Everett 1953-7-1 18351 Riverside 2.2 miles NW of boundary of San Bernardino National Forest, raod from Idyllwild to Banning. Comment
  HSC82842  Eriochloa acuminata var. acuminata A. C. Sanders 1985-8-24 5946 Riverside Lower Coachella valley near Oasis on the dirt extension of Ave. 76, 0.4 mi E of Hwy 195, along the S side of a large drain flowing toward the Salton Sea -55 Comment
  UC1529478  Eriochloa acuminata var. acuminata A. C. Sanders 1985-8-24 5946 Riverside 0.4 mi e of Highway 195 (along drain flowing toward Salton Sea, near Oasis, in the lower Coachella Valley, on extension of Ave. 76); Coachella Valley -54 Comment
  LA103322  Eriodictyon crassifolium Jonathan Sauer; R. Minnich 1977-4-16 5962 Riverside San Jacinto Mountains, above Banning Comment
  POM73306  Eriodictyon crassifolium Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  SD227835  Eriodictyon crassifolium A. C. Sanders, John Green 1999-5-31 22797 Riverside Box Springs Mtns: upper Two Trees Canyon, E of Belvedere Heights (Riverside East 7.5' Q) 609 Comment
  SBBG15884  Eriodictyon trichocalyx C. Walker 1954-4-10 Riverside arroyo in White Water Cyn Comment
  UCD101513  Eriogonum Collector unknown 1971-6-9 578 Riverside Kingsbury Station. Comment
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May 5 2014
  RSA627513  Eriogonum apiculatum Scott D. White, Julie Greene 1998-8-1 6973 Riverside Idyllwild Area: Roadside uplands and meadows within residential community above/parallel to E bank of Strawberry Creek between crossing at Circle Drive and Humber Park. 1829 Comment
  UCR18394  Eriogonum apiculatum A. C. Sanders 1978-9-3 549 Riverside San Jacinto Mtns., James Reserve, above Lake Fulmor 1646 Comment
  UCR5710  Eriogonum apiculatum O. F. Clarke 1966-10-5 661005- 37 Riverside Peninsular Range; Santa Rosa Mtns., Santa Rosa Mountain Rd., first wooded canyon -- near University of California, Deep Canyon Desert Research Center 1829 Comment
  JOTR33944  Eriogonum davidsonii La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2833 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; bouldery outcrops along ridge line heading toward Juniper Flats Comment
  RSA593376  Eriogonum davidsonii Scott D. White 1996-7-23 4356 Riverside Pinyon Flat Area: N of Hwy 74, ca. 10 road miles E of jct. w/Hwy 371. W facing slope of Sugarloaf Mtn. and adjacent valley. 1250 Comment
  UC1329842  Eriogonum davidsonii James E. Cole 1941-6-15 906 Riverside Black Spring Wash Joshua Tree National Monument, Black Spring Wash 1280 Comment
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Feb 24 2013
  UCR240620  Eriogonum davidsonii Tracy Tennant, Mitch Provance 1998-6-16 MOR- 432 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon, in wash just north of woodland stand M15 1098 Comment
  CAS-BOT-BC256127  Eriogonum deflexum var. deflexum Annie M. Alexander; Louise Kellogg 1941-5-28 2264 Riverside 2 miles east of Shaver Summit, Colorado Desert Comment
  UCR233548  Eriogonum deflexum var. deflexum Jim Andre, Glenn L. Clifton 2011-2-22 17415 Riverside Mecca Hills, along Box Canyon Road, 5.5 mi northeast of town of Mecca 52 Comment
  UCR176888  Eriogonum fasciculatum subsp. foliolosum Tracy Tennant 1998-7-1 s.n. Riverside San Jacinto Valley, SE of Winchester, 'North Hills', at south end of California Ave. 457 Comment
  GMDRC5485  Eriogonum fasciculatum var. flavoviride J. Andre 2012-4-11 20827 Riverside Little San Bernardino Mountains: western margin of Eagle Mtns, along road to Cottonwood Spr (Utah Trail), 0.6 mi. south of Cottonwood Visitor Ctr. 913 Comment
  JOTR32459  Eriogonum fasciculatum var. flavoviride La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2605 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam loop trail; Pine-oak woodland among granitic boulder outcrops and narrow drainage system (Stop 3) 1295 Comment
  RSA38488  Eriogonum fasciculatum var. foliolosum Percy C. Everett 1945-11-13 11513 Riverside Bear Spring, Main Divide Motorway, Santa Ana Mountains. 1220 Comment
  SBBG62012  Eriogonum fasciculatum var. foliolosum P. A. Munz 1927-5-21 10881 Riverside 10 mi SW of Cahuilla Comment
  LA2067493  Eriogonum fasciculatum var. polifolium A. M. Johnson; 1932-8-18 4141 Riverside San Jacinto Mountains, along road, down Banning side Comment
  RSA297345  Eriogonum fasciculatum var. polifolium Larry E. DeBuhr 1977-2-20 2556 Riverside 1 mile below the Palm Springs Tramway Station, upper canyon on east side of Mt. San Jacinto. Comment
  SEINET11937962  Eriogonum fasciculatum var. polifolium M. T. Doutt 1931-1 773 Riverside Chino Canyon, Palm Springs Comment
  UCR202028  Eriogonum gracile 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
  RSA242183  Eriogonum gracile var. incultum James L. Reveal, Caroline G. Reveal 1972-8-9 2851 Riverside Along California Highway 74 at Strawberry Creek, about 5.5 miles west of the junction with Highway 243. 915 Comment
  UC1979610  Eriogonum gracile var. incultum D. L. Banks, Steve Boyd 1995-10-17 0767 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along lower Arroyo Seco, S of the Dripping Springs Campground. Along the broad alluvial benches N of where Arroyo Seco turns to the E. Comment
  SJSU9502  Eriogonum inflatum R. C. McGehee 1970-4-15 197 Riverside Wileys Well c. 6 mi SW of Blythe Comment
  UC535088  Eriogonum inflatum Susan G. Stokes 1933-4-9 52 Riverside near Banning Comment
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Dec 17 2016
  POM8830  Eriogonum inflatum var. inflatum Mary F. Spencer 1920-6-4 s.n. Riverside Palm Springs. Comment
  JOTR33770  Eriogonum maculatum La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-6-1 2925 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
  UC2062983  Eriogonum maculatum Anna Kostikova with Glen Litsios, Sarah Burgy, Steve Boyd 2010-6-20 76 Riverside Santa Rosa Mountains, outcrop of carbonated rocks (limestones): Belvedere Road, turn from Highway 74 uphill towards white rocks. Comment
  RSA393694  Eriogonum molestum N. C. Cooper 1944-7-15 1596 Riverside Palms to Pines Highway, San Jacinto Mountains. 1372 Comment
  JEPS56474  Eriogonum pusillum W. L. Jepson 1928-4-25 12605 Riverside in wash below Cottonwood Spring; Colorado Desert, Eagle Mts. 731 Comment
  JOTR35933  Eriogonum pusillum De Groot, Sarah J., Jessica Chu, Loraine Washburn 2013-3-22 6881 Riverside Joshua Tree National Park. Cottonwood Spring; Fan palm oasis and surrounding slopes. 905 Comment
  UC77632  Eriogonum reniforme C. R. Orcutt 1889-4-1 Riverside Colorado Desert Comment
  CAS-BOT-BC263542  Eriogonum thomasii Ira L. Wiggins 1937-3-9 8758 Riverside 5 miles west of Shaver's Well Comment
  RSA222820  Eriogonum thomasii D. Atwood 1970-4-3 2371 Riverside 37 mi. north of Blythe on Hwy 95. Comment
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Jul 14 2012
  RSA424961  Eriogonum thomasii M. B. Dunkle 1932-3-25 2904 Riverside Cathedral Canyon Comment
  RSA614477  Eriogonum thomasii George K. Helmkamp 1998-4-4 3171 Riverside 7.1 mi. N of Hwy I-10 on Eagle Mtn Rd, to the vicinity of the pumping station. 305 Comment
  RSA779594  Eriogonum thomasii Duncan S. Bell 2009-3-7 26 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
  SD185290  Eriogonum thomasii John F. Green 2005-2-2 Riverside Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, ca. 3 miles east of Desert Beach 24 Comment
  UC634597  Eriogonum thomasii Frank W. Peirson 1927-4-12 7171 Riverside foot of Painted Canyon Painted Canyon Comment
  UCR103576  Eriogonum thomasii George K. Helmkamp, E. A. Helmkamp 1998-1-17 2542 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road ENE of Mecca and on the north side of the Coachella Canal .3 Comment
  POM47238  Eriogonum thurberi Mary F. Spencer 1920-4-5 s.n. Riverside Palm Springs, Colorado Desert. 122 Comment
  RSA527848  Eriogonum thurberi Scott D. White 1991-5-13 91 -117 Riverside Hwy 79, immediately W of U.S. Forest Service Campground at Dripping Springs. 549 Comment
  RSA653433  Eriogonum thurberi Scott D. White 1999-5-24 7396 Riverside San Jacinto Valley, San Jacinto River wash: Just N of City of San Jacinto, about 1 mile SE of State St. Bridge. 448 Comment
  RSA796471  Eriogonum trichopes Duncan S. Bell 2009-4-18 209 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
  SBBG112482  Eriogonum wrightii C. Bornstein 1994-4-30 Riverside near Live Oak Tank, Joshua Tree Nat Monument 1341 Comment
  CAS-BOT-BC264935  Eriogonum wrightii var. membranaceum James L. Reveal; Caroline G. Reveal 1972-8-9 2863 Riverside Along California Highway 243 at the turnoff to Fern Basin, opposite Alandale Ranger Station, about 5.5 miles north-northwest of Idyllwild, San Jacinto Mountains Comment
  JEPS56112  Eriogonum wrightii var. membranaceum C. M. Dammers 1933-10-25 Riverside The Gavilan Gavilan Hills, The Gavilan 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
  UCR139390  Eriogonum wrightii var. nodosum P. A. Munz 1932-10-16 12852 Riverside Santa Rosa Mountains, north base of mountains, road [from] Indio to Vandeventer Flat 610 Comment
  RSA9743  Eriogonum wrightii var. nodosum Louis C. Wheeler 1933-12-1 2294 Riverside Mouth of Tauquitz Canyon, San Jacinto Mountains. 152 Comment
  SBBG64289  Eriogonum wrightii var. subscaposum R. Hoffmann 1929-9-8 Riverside San Jacinto Mtns 2133 Comment
  CAS-BOT-BC297333  Eriophyllum confertiflorum A. C. Sanders 2006-5-19 32453 Riverside Hills between Murrieta and Menifee Valley, W of I-215, S of Bundy Cyn/Scott Rd and N of Clinton Keith Rd 518 Comment
  RSA507964  Eriophyllum confertiflorum Steve Boyd, Carol Boyd, K. A. Boyd, L. Arnseth, Richard Noyes 1988-5-28 2282 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 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
  UCR104020  Eriophyllum confertiflorum George K. Helmkamp 1998-4-3 3088 Riverside Coachella Valley, Mission Creek, the Wildlands Conservancy Preserve, 1.1 mi. NW of the ranch house beside a gauging staion along the creek 747 Comment
  JOTR32188  Eriophyllum confertiflorum var. confertiflorum Harding, Mitzi & Herskovits, Tasya, D. Oquendo 2011-5-5 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Gravelly hills above canyon wash (Stop 3) 1217 Comment
  POM305044  Eriophyllum multicaule Henry J. Ramsey, Henry J. Ramsey 1939-4-22 378 Riverside Hemet-Anza, Bautista Creek Road. Comment
  POM474458  Eriophyllum multicaule Martha Hilend 1928-4-8 s.n. Riverside Lake Elsinore, about 3 miles west of lake. Comment
  UCR117088  Eriophyllum multicaule A. C. Sanders, T. B. Salvato 2001-5-16 24298 Riverside Perris-Aguanga Basin, S of Hemet, 1/4 mi. south of Gibbel Rd. about 1 mile east of State St., foothills forming east end of Diamond Valley, 1 mi. SSE of Hemet Butte, south of mouth of Avery Cyn. 518 Comment
  SEINET7007897  Eriophyllum multicaule W. P. Vestal, A. G. Vestal 1955-4-21 s.n. Riverside Just west of Perris, at base of Gavilan Hills. Comment
  CAS-BOT-BC296974  Eriophyllum wallacei L. R. Abrams 1926-3-25 11006 Riverside Cabazon to Whitewater Comment
  POM7015  Eriophyllum wallacei I. M. Munz, L. T. Street, Williams 1919-3-28 2389 Riverside San gorgonio Pass near Cabazon 543 Comment
Read comments
Mar 13 2011
  SEINET8753388 Image available Eriophyllum wallacei Philip A. Munz 1949-1 13023 Riverside Near conejo Well, north base of Eagle Mts., Mojave desert 914 Comment
  JOTR35927  Erodium cicutarium De Groot, Sarah J., Jessica Chu, Loraine Washburn 2013-3-22 6875 Riverside Joshua Tree National Park. Cottonwood Spring; Fan palm oasis and surrounding slopes. 905 Comment
  UCR174301  Erodium cicutarium A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32653 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
  POM14911  Erodium texanum Mary F. Spencer 1922-3-28 504 Riverside Mecca ?. -49 Comment
  UCR14767  Eryngium aristulatum var. parishii A. C. Sanders, O. F. Clarke, Dan Vossler 1975-7-23 676 Riverside Santa Ana Mtns., Santa Rosa Plateau, west of Murrieta, c. 1/2 mile west of large vernal pool on Mesa de Colorado, intersection of Avocado Mesa Rd. & Los Gatos Rd. 623 Comment
  SD185174  Erysimum capitatum T. B. Salvato, John F. Green 2004-5-27 631 Riverside Head of Banning Canyon close to the San bernardino County line, 0.5 mile southeast of Oak Glen Conservation Camp. 1402 Comment
  LA204344  Erysimum capitatum var. capitatum Elizabeth Levine; 1949-5-22 sn Riverside Off the Pines to Palms Highway past Lake Hemet Comment
  RSA249838  Erysimum capitatum var. capitatum R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38102 Riverside San Jacinto Mountains: San Bernardino National Forest. Above James Reserve in Hall Canyon 1677 Comment
  UCD115010  Erysimum capitatum var. capitatum R. L. Smith 1948-3-25 s.n. Riverside 5 miles north of March Field. Comment
  RSA0076217  Erythranthe androsacea Jeri Hirshberg 1995-5-19 279 Riverside San Jacinto Mountains, Garner Valley. Comment
  RSA0019310  Erythranthe guttata Philip A. Munz 1938-8-14 15354 Riverside Virgin Spring, Santa Rosa Peak. 2287 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
  POM9572  Eschscholzia californica var. peninsularis P. A. Munz, R. D. Harwood 1920-2-28 3271 Riverside 3 miles west of Corona. 305 Comment
  RSA550266  Eschscholzia minutiflora Walter Wisura, Michael Wall, John Dolan 1992-3-24 4630 Riverside Low desert: 10 mi NE of Mecca on Box Canyon Rd. Comment
  RSA795736  Eschscholzia minutiflora Jim Andre 2012-3-18 21287 Riverside Palen Valley; along Rice Road (Highway 177) east of Coxcomb Mountains, 9.6 miles south of Highway 62. 208 Comment
  UC1093132  Eschscholzia minutiflora Richard Snow 1953-4-5 51 Riverside Box Canyon Comment
  UCSB18762  Eschscholzia minutiflora Gates, C. 1963-5-5 Riverside State Highway 74; 5.5 miles E of Pinyon Flats Campground; western edge of Colorado Desert 883 Comment
  UCSB33609  Eschscholzia minutiflora Simmons, Karen 1979-3-25 Riverside 8.8 miles south-west of Hwy 10; on Box Canyon Road 30 Comment
  RSA0022946  Eschscholzia minutiflora Anstruther Davidson 1903-5-1 s.n. Riverside Thermal Comment
  SEINET10476293  Eschscholzia minutiflora David B. Dunn, Howard Brown; Elizabeth M. McClintock 1947-3-15 Dunn 2909 Riverside Pushawalla canyon, indio hills. Hill slope. Comment
  CAS-BOT-BC419622  Eschscholzia parishii Ynez Whilton Winblad 1937-4-22 s.n. Riverside Box Canyon Comment
  OBI38395  Eschscholzia parishii A. C. Sanders, Charlton, Pitzer, Stewart, et al 1986-3-2 6061 Riverside Graham Pass, between the Chuckwalla and Little Chuckwalla Mts 503 Comment
  UCR4234  Eschscholzia parishii K. S. Gill 1965-4-17 s.n. Riverside Sonoran (Colorado) Desert, Whitewater Canyon 5 mi north of Hwy 60 610 Comment
  RSA0022917  Eschscholzia parishii Christopher Davidson 1973-4-1 1840 Riverside Along Hwy 74 on desert hillside facing Palm Desert. 488 Comment
  UCR133176  Eucalyptus camaldulensis J. C. Lyman 1989-2-9 89- 2 Riverside Lakeview, Pressman property in the Bernasconi Hills, just south of the Ramona Expressway, south of Lake Perris and north of Nuevo Comment
  UCR241813  Eucalyptus rudis A. C. Sanders, John F. Green 2013-3-27 40689 Riverside Peninsular Range, Alberhill, along Lake St. near the old clay mines, 0.83 km south of I-15 Fwy 389 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
  UCR137040  Euphorbia albomarginata A. C. Sanders 2004-5-5 27755 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
  UCR191541  Euphorbia albomarginata A. C. Sanders 2008-4-15 34888 Riverside Peninsular Range, NE edge of city of Elsinore, off Nichols Rd. along Baker St., near Durant Siding 391 Comment
  UCR35102  Euphorbia albomarginata L. B. Ziegler 1967-10-3 251 Riverside San Jacinto Mtns, Hemet (Garner) Valley 1402 Comment
  SD260042  Euphorbia eriantha J. Andre 2012-4-11 20777 Riverside Joshua Tree National Park; NW Eagle Mtns, along dirt road to Black Eagle Mine, 0.7 mi. east of road to Cottonwood Spr (Utah Trail), 34 mi. south of Hwy 62 at 29 Palms. Interface of steep rocky hills and large wash. 729 Comment
  RSA0043053  Euphorbia jaegeri Duncan S. Bell, Evan Meyer 2014-4-1 6482 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; center of the range; approximately 3.3 air miles northwest of Gucci Spring; about 4 air miles north of the Bradshaw Trail. 698 Comment
  SD119921  Euphorbia polycarpa Louis B. Ziegler 1976-9-20 555 Riverside Colorado Desert, north end around Desert Hot Springs, sandy washes & hillsides 380 Comment
  CAS-BOT-BC499162  Euphorbia setiloba A. C. Sanders; Jim Malusa 2015-9-10 41850 Riverside Sonoran (Colorado) Desert: Salt Creek Canyon, along Summit Road, c. 1.5 mi above mouth of Red Canyon, edge of Chocolate Mountains Aerial Gunnery Range 433 Comment
  CAS-BOT-BC167366  Fagonia laevis C. L. Hitchcock 1966-3-16 24209 Riverside Along Palms to Pines Hiway, 4 mi. s. of Palm Desert 609 Comment
  IRVC28531  Fagonia laevis John F. Green 2005-1-14 s.n. Riverside Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek Sonoran (Colorado) Desert 23 Comment
  UCR148296  Fagonia laevis John F. Green, Chet McGaugh 2005-1-19 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, 1.1 mile transect along Coachella Canal right-of-way, between siphons 24 and 25, NE of Hunters Spring, near S base of Orocopia Mtns. 23 Comment
  POM286350  Ferocactus cylindraceus var. cylindraceus Lyman Benson 1945-3-28 11641 Riverside 2 miles south of Whitewater. Colorado Desert. 366 Comment
  UCR2404  Festuca microstachys F. M. Reed 1920-6-14 4376 Riverside San Jacinto Mtns., Meadows and other ground about Idyllwild 1524 Comment
  UCR60250  Festuca microstachys Steve Boyd, T. S. Ross, L. Arnseth 1989-4-1 3012 Riverside Peninsular Range, Vail Lake area, dried bed of man-made pond and adjacent slopes at N base of rounded knob 1.25 mi WSW of dam 610 Comment
  UCR2421  Festuca octoflora F. M. Reed 1906-3-13 904 Riverside Riverside, sec. 30 corner of Reserve Ranch, near east 8th St. 305 Comment
  RSA500099  Filago arizonica Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-2 3211 Riverside Vail Lake Area, W end of bench on S flank of Oak Mt. 518 Comment
  RSA525316  Filago californica Steve Boyd, David E. Bramlet 1990-4-29 4470 Riverside Lake Skinner County Park, S flank of Bachelor Mountain Comment
  RSA793593  Filago californica R. F. Thorne 1995-3-29 63036 Riverside White Water Canyon 600 Comment
  UCR214144  Filago californica A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37725 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, c. 0.5 mi NE (34 deg. ) of intersection of Temescal Canyon Rd. and Concordia Ranch Rd. 518 Comment
  UCR133668  Filago gallica Chet McGaugh 2003-5-10 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  UC1280922  Forestiera pubescens H. E. McMinn 1935-6-27 4045 Riverside Pines to Palms Highway Comment
  RSA783226  Fouquieria splendens J. D. Olmsted 1958-3-30 92 Riverside Transition zone near southern entrance to Joshua Tree National Monument with southern drainage towards Salton Sea Comment
  UCR11339  Fouquieria splendens John M. Spencer 1971-4-16 s.n. Riverside Sonoran (Colorado) Desert, outside S entrance to Joshua Tree National Monument [now Park] Comment
  UCR263412  Fouquieria splendens Aaron C. Sedgwick, Brett Griffin 2012-3-28 036 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road. c. 6 miles south of Hwy I-10 323 Comment
  UC1931061  Frangula californica subsp. cuspidata Scott D. White, Justin Wood 2008-7-8 12388 Riverside San Jacinto Mountains: Johnson Meadow. Comment
  SBBG82060  Frankenia salina O. F. Clarke 1985-5-13 Riverside San Jacinto River Valley, gun club ponds E of Davis Rd, a short distance N of Lakeview, E of the Bernasconi Hills 426 Comment
  UC1931133  Frasera parryi Scott D. White, Justin Wood 2008-6-17 12167 Riverside San Jacinto Mountains: Garner Valley - Kenworthy Station (USFS). (Butterfly Peak) Comment
  RSA735984  Fraxinus dipetala Scott D. White, Justin M. Wood 2008-5-12 11946 Riverside Beaumont- NE point of the Beaumont Badlands, N of Mt. Davis. 793 Comment
  RSA560363  Fritillaria biflora Steve Boyd 1992-4-14 6818 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Western edge of Oak Flats area along Bluewater Tributary from Verdugo Tributary S to crest of ridge W side Bluewater Canyon. 732 Comment
  CAS-BOT-BC422454  Fumaria officinalis Steve Morgan 1994-3-25 94 -2 Riverside Riverside. Comment
  SEINET10496382  Funastrum hartwegii A. Evans 1976-4-13 Evans 5177 Riverside Desert canyons of santa rosa mts. Comment
  HSC88235  Funastrum hirtellum Elizabeth Neese 1979-4-10 7060 Riverside About 15 mi. S of Joshua Tree National Monument Visitor Center, between Cholla Garden and Ocotilla Patch 305 Comment
  JOTR37432  Funastrum hirtellum Hodges, Stephen R., T. Hender 2015-12-29 554 Riverside Joshua Tree National Park. Eagle Mountains, mid way up Dragon Wash, (Stop 2) Comment
  SEINET10862447  Funastrum hirtellum Thorne 1979-8-23 THORNE 54607 Riverside Pinto Basin Road, Cholla Garden 1097 Comment
  SEINET3101940  Galium andrewsii subsp. andrewsii Marc A. Baker, Michelle Cloud-Hughes 2011-6-10 17362 .2 Riverside Along Morris Ranch Road, 400m north of Kenworthy Station, 4km west of Butterfly Peak, west base of San Jacinto Mountains, Garner Valley, just east of Thomas Mountain. 1420 Comment
  UC1478711  Galium andrewsii subsp. andrewsii C. W. Tilforth and B. Busenberg 1980-6-10 1983 Riverside s Lake Hemet (w of Hwy 74, along Thomas Mtn. Rd.) Comment
  CDA18362  Galium angustifolium subsp. angustifolium G. D. Barbe, Lew Davis 1978-5-3 2380 Riverside Sonoran Desert; 1.4 mi W of settlement, 5 miles W of end of Corn Springs Rd, W of Corn Springs campground. 548 Comment
  POM367713  Galium angustifolium subsp. angustifolium N. R. Zabriskie, W. M. Zabriskie 1972-6-18 525 Riverside Along fire road S of S end of Marion Ridge Rd., Pine Cove, NW of Idyllwild. 1921 Comment
  UC489186  Galium angustifolium subsp. angustifolium C. V. Meyer 1928-7-30 579 Riverside Saunder's Meadow San Jacinto Mts. 1676 Comment
  SBBG89043  Galium angustifolium subsp. gracillimum B. Pitzer, K. Kirtland 1986-5-20 227 Riverside E side of Butterfield Stage Rd, 1 mi S of Buck Mesa, Rancho California area, N side of Pauba Valley 457 Comment
  RSA689703  Galium angustifolium subsp. jacinticum Valerie L. Soza, Naomi S. Fraga, Sarah Swartzentruber 2003-6-25 1696 b Riverside Fuller Mill Creek just N of junction with Dark Canyon. 1494 Comment
  RSA702383  Galium angustifolium subsp. jacinticum Naomi S. Fraga, Sarah J. De Groot, Valerie Soza 2004-6-28 1283 -b Riverside Along Red Hill Road (5S10) near Alvin Meadows, southwest of Pine Cove. 1616 Comment
  UC64375  Galium angustifolium subsp. jacinticum H. M. Hall Aug. 1901 2604 Riverside e side <of mts?> San Jacinto Mountains, Tamarack Creek, Long Valley 2438 Comment
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Oct 12 2006
  LA208516  Galium johnstonii F. H. Lewis; 1939-11-22 Riverside San Jacinto Mountains, Dry slope, Idyllwild Comment
  JEPS9653  Galium parishii P. A. Munz 1922-7-6 6022 Riverside near Hidden Lake; San Jacinto Mts. 2560 Comment
  UCR25406  Galium stellatum subsp. eremicum John C. Roos, Lucille Roos 1949-4-6 4144 Riverside Sonoran (Colorado) Desert, Canyon in the Orocopia Mountains, 2.5 mi. NE of Dos Palmas Spring 152 Comment
  CAS-BOT-BC217620  Galium stellatum subsp. stellatum Annie M. Alexander; Louise Kellogg 1941-5-18 2200 a Riverside North slope of Eagle Mountains 1066 Comment
  RSA358587  Garrya flavescens Larry E. DeBuhr 1972-3-24 530 Riverside Santa Rosa Mts. San Bernardino National Forest. Along forest road 7S02 2195 Comment
  UCR18855  Garrya flavescens John C. Roos 1950-3-6 4788 Riverside Santa Ana Mtns., head of Hagador Canyon. 1037 Comment
  UCR274225  Garrya flavescens Duncan S. Bell 2014-11-14 7706 Riverside Santa Rosa Mountains, Santa Rosa Mountain Wilderness area, west side of Martinez Mountain, at meeting point of Horsethief Creek and the Cactus Spring Trail 1055 Comment
  RSA113806  Gayophytum diffusum subsp. parviflorum Peter H. Raven, R. Snow 1957-7-26 11000 Riverside Along Banning to Idyllwild road 0.7 miles north of Vista Grande Ranger Station, San Jacinto Mountains. Comment
  CHSC339  Geraea canescens E. Thomas 1940-3-3 Riverside Coachella Valley. -21 Comment
  SDSU4153  Geraea canescens K. Larson 1975-4-24 74 -671 Riverside 5 mi. N. Palm Springs along T/L near Varner Rd. Comment
  SEINET3132384  Geraea canescens S. B. Parish 1907-4-19 6079 Riverside W borders of Colorado desert 150 Comment
  SEINET4344937 Image available Geraea canescens Orr Michael 2013-1 Riverside Palen/McCoy Wilderness area, off Midland rd, about 3 mi S of Rice Comment
  UC68869  Geraea canescens H. M. Hall 1905-4-1 5866 Riverside Chuckawalla Bench Colorado Desert, Chuckawalla Bench Comment
  UCSB18114  Geraea canescens Day, Fran 1964-3-23 Riverside 3.0 miles east of U.S. 99 on Ramon Road near 1000 Palms Comment
  RSA180449  Geranium dissectum E. W. Lathrop 1960-6-8 4910 Riverside 14 miles west of Murrieta Comment
  SD140031  Gilia angelensis Scott White 1993-4-22 1254 Riverside North Alberhill Ranch, in hills north of Walker Canyon. 487 Comment
  UC737253  Gilia angelensis Frank W. Gould 1943-4-18 2148 Riverside 1 mi w Banning (in the foothills of the San Jacinto Mountains); San Jacinto Mountains Comment
  UCR120191  Gilia angelensis Mitch Provance 1998-3-6 139 Riverside Jurupa Mountains, Glen Avon Hts., Boulder Park, 0.7 km west of Pyrite St.on the north side of Granite Hill Dr. 305 Comment
  UCR26283  Gilia angelensis John C. Roos 1952-4-23 5578 Riverside Box Springs Mtns, 1 yr old burn, north side of mtns 457 Comment
  UCR22023  Gilia australis Steve Boyd 1980-5-15 278 Riverside Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan plateau 625 Comment
  UCR202332  Gilia capitata subsp. abrotanifolia Peter L. Morrell 1993-5-1 226 Riverside San Bernardino Mtns., c. 300 m west of Whitewater Canyon Rd. along stream bed (upstream), 3.3 miles north of I-10 627 Comment
  UCR148443  Gilia latifolia John F. Green, Chet McGaugh 2005-1-19 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, 1.5 mile transect along Coachella Canal right-of-way, between siphons 25 and 26, NE of Hunters Spring, near S base of Orocopia Mtns. 23 Comment
  JEPS4111  Gilia ochroleuca subsp. exilis W. L. Jepson May 17 1901-Jun 1 1901 1270 Riverside San Jacinto Valley 274 Comment
  RSA0014947  Gilia ochroleuca subsp. exilis LeRoy Gross, Evan Meyer 2013-5-21 6112 Riverside West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley. Started near 33.72895N, 116.73415W. And ended at Inspiration Point, near [coordinates given.] 1631 Comment
  RSA0016276  Gilia ochroleuca subsp. exilis I. W. Clokey, E. G. Anderson 1935-4-16 6831 Riverside East of Hemet. 600 Comment
  RSA0016283  Gilia ochroleuca subsp. exilis Clare B. Hardham 1965-6-18 12947 -B Riverside Cedar Flat Road, Idlewild [Idyllwild]. Comment
  UCD117882  Gilia scopulorum C. W. Tilforth 1973-4-29 779 Riverside 9 miles south of bridge at base of Seven Level Hill, south of Palm Desert, Highway 74. Comment
  JEPS2614 Image available Gilia stellata L. M. Newlon 1922-4-3 433 Riverside Andreas Canyon San Jacinto Mts.; Andreas Canyon, San Jacinto Mts. Comment
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Apr 7 2011
  LA210342  Gilia stellata K. Watkins; E. McClintock 1937-4-10 sn Riverside Palms to Pines Highway near road to Shumay Comment
  POM254894  Gilia stellata P. A. Munz 1940-3-24 15702 Riverside 2 miles north of Cottonwood Springs, Eagle Mountains. 915 Comment
  RSA67047  Gilia stellata Verne Grant, Alva Grant 1951-4-7 15986 Riverside Below Morongo Valley on road to White Water 732 Comment
  UC667281  Gilia stellata Annie M. Alexander and Louise Kellogg 1941-4-27 2099 Riverside Joshua Tree National Monument Joshua Tree National Monument (Riverside and San Bernardino Counties) 1310 Comment
  RSA718867  Gilia stellata Michael Honer, L. Hulse 2005-3-8 2038 Riverside Fargo Canyon; first main N-trending fork after entering canyon from bajada. Site of large long MWD aqueduct tunnel tailings pile. 457 Comment
  HSC85269  Githopsis diffusa subsp. candida Steve Boyd 1986-4-22 1771 Riverside Temescal Canyon, E side of Indian Wash, S of I-15 Comment
  UCD85133  Glyceria elata F. M. Reed 1908-7-13 2479 Riverside San Jacinto Mt., stream in meadow N side of Tahquitz Valley. 2438 Comment
  CAS-BOT-BC282837  Glyceria striata H. M. Hall 1901-6-1 2244 Riverside Dark Canyon, San Jacinto Mountains 1828 Comment
  UCR138595  Gnaphalium canescens subsp. microcephalum D. L. Banks 1996-11-7 1215 Riverside Agua Tibia Mountains, NW Palomar Mountains: Pechanga Indian Reservation, east of San Gabriel Church. At the end of the main road in the Reservation, 1.6 km east of the roads crossing with Pechanga Creek on the N fork of the creek, at the E end of the Reservation 415 Comment
  POM15072  Gnaphalium chilense Mary F. Spencer 1922-4-10 1959 Riverside Palm Springs, alt 500ft, Riverside County 152 Comment
  CAS-BOT-BC307400  Gnaphalium palustre Geo. B. Grant No date on label. s.n. Riverside Strawberry Valley, San Jacinto Mts. Comment
  UCR116997  Gnaphalium palustre A. C. Sanders, T. B. Salvato 2001-5-3 24104 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  POM294579  Gutierrezia californica Lyman Benson 1945-11-10 11914 Riverside 5 miles east of Temecula. 457 Comment
  RSA125983  Gutierrezia californica E. K. Balls, Percy C. Everett 1957-11-4 22744 Riverside Snow Creek, N. base of San Jacinto Mts. 701 Comment
  RSA543298  Gutierrezia californica Steve Boyd 1991-3-17 5513 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
  SBBG95150  Gutierrezia californica S. D. White 1990-10-2 Riverside St Hwy 79, immediately W of Dripping Springs Guard Station 487 Comment
  JOTR30812  Gutierrezia microcephala Andre, Jim, Tasha La Doux 2008-9-16 10690 Riverside Joshua Tree National Park. along Bell Mountain Rd. atop Bell Mountain, approximately 0.3 miles north of radio tower. Queen Mountain USGS 7.5 min quad Near 34 00.35' N 116 00.017' W 1358 Comment
  CAS-BOT-BC302142  Gutierrezia sarothrae Meredith A. Lane 1982-10-13 3026 Riverside 19.3 KM (12 mi) E of Kern Camp Summit on California State Highway 74 in the San Jacinto Mountains at Hurkey Creek Picnic Area 1341 Comment
  RSA0066633  Harpagonella palmeri Steve Boyd, Timothy S. Ross 1993-3-23 7906 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Small area of native grassland on break in slope, west side of trail extending south from end of Woodchuck Road. 732 Comment
  UCR172284  Hedypnois cretica John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, French Valley: Leon Road (San Diego Aqueduct right of way) from Borel Road/Tucalota Creek S for c. 0.25 mi 427 Comment
  RSA0065453  Helianthemum scoparium var. aldersonii M. P. Harthill 1976-5-6 s.n. Riverside Rancho Calif. [Rancho California] 609 Comment
  RSA0016907  Helianthemum scoparium var. vulgare Anonymous 1907-05 s.n. Riverside Wilder's [Ranch], near Riverside Comment
  RSA701470  Helianthus annuus Michael Wall 1996-7-6 193 Riverside San jacinto Valley, W side of Ramona Expressway n swale, 0.75 mi SE of Sanderson Ave. Comment
  UCR19792  Helianthus californicus W. W. Mayhew 1977-10-3 s.n. Riverside San Jacinto Mtns., Hwy 243 at Fuller Mill Creek 1585 Comment
  RSA360002  Helianthus gracilentus E. Crow 1929-3-17 208 Riverside Glen Ivy Hot Springs, Santa Ana Mts. Comment
  UCD132956  Helminthotheca echioides A. C. Sanders 2000-11-15 23725 Riverside Perris-Aguanga Basin region: Moreno Valley, east side of ellsworth St. between Cactus Ave. and Allesandro Blvd., near 14400 Ellsworth. 476 Comment
  CAS-BOT-BC314980  Hemizonella minima Munz; Street; Williams 1919-5-30 2828 Riverside Dark Canyon, Pine Crest, San Bernardino Mts. Comment
  RSA0036782  Hemizonia fasciculata Andrew Haimov, April Sleigh 1992-5-7 82 Riverside East side of Davis Road, 1.5 miles north of Ramona Expressway, San Jacinto Wildlife Area. Comment
  RSA360322  Hemizonia paniculata M. M. Thompson 1947-8-23 C 20250 Riverside Los Alamos canyon, Elsinore Mountains. 762 Comment
  UCR171722  Hemizonia paniculata John F. Green 2006-4-25 s.n. Riverside Peninsular Ranges, Temecula, Southern California Edison right of way between residential areas, N-S corridor between S General Kearny Road and La Serena Way; east of Veterans Park 366 Comment
  UCR201856  Hemizonia paniculata Justin M. Wood 2008-8-31 121 Riverside Perris Basin, Romoland, 1/4 mi south of Ethanac Road between San Jacinto Road and Palomar Road just south of railroad tracks 448 Comment
  RSA450756  Hemizonia pungens subsp. laevis J. C. Roos 1965-6-21 s.n. Riverside San Jacinto Comment
  UCR68044  Hemizonia pungens subsp. pungens D. E. Bramlet 1990-7-20 2048 Riverside Perris Valley Storm Drain, 200 m east of the Escondido Freeway (Hwy I-125), and 350 m north of Ellis Ave 470 Comment
  UCR174159  Herniaria hirsuta subsp. cinerea A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32598 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  RSA0040168  Hesperocallis undulata Sarah J. De Groot, April Garbat 2013-3-28 6994 Riverside Along Highway 177 at sandy area just south of the Desert Lily sanctuary, Chuckwalla Valley, just south of the Coxcomb Mountains. 152 Comment
  SD10372  Hesperocallis undulata Irma van Gorder 1935-2-24 Riverside Painted Canyon. Comment
  SD186321  Heteromeles arbutifolia Andy C. Sanders 2004-6-20 28211 Riverside Peninsular Range: Temescal Canyon, Serrando Highlands project, between Glen Ivy Hot Springs and Arcilla, NE side of the i-15 Fwy, south of Clay Canyon Rd. 305 Comment
  SD122457  Heterotheca grandiflora Duffie Clemons, Jim Dice and Glenn Keator 1988-2-18 1940 Riverside North bank of Santa Margarita River,Santa Magarita Ecological Preserve near Temecula Comment
  UCSB37815  Heterotheca sessiliflora subsp. echioides Roos, John 1965-9-16 Riverside On State St. near Florida St., Hemet Comment
Read comments
Feb 27 2007
  UCSB26903  Heuchera hirsutissima Wilken, Dieter 1969-6-30 Riverside Santa Rosa Springs, Santa Rosa Mountains 2377 Comment
  UCR180226  Hibiscus denudatus Scott D. White, Pam Devries 2006-3-14 11252 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
  UC1971213  Hieracium albiflorum Scott D. White, J. Greene 1998-8-1 6971 Riverside IDYLLWILD AREA: Roadside uplands and meadows within residential community above/parallel to E bank of Strawberry Creek between crossing at Circle Dr. and Humber Park. San Jacinto Peak USGS 7.5' quad. Comment
  UCR24936  Hieracium albiflorum A. C. Sanders 1980-7-22 1718 Riverside Peninsular Range; San Jacinto Mtns., Drainage of the N fork of the San Jacinto River, along Forest Service Road 4S02, c. 0.1 mi south of Dark Canyon campground and c. 2.5 - 3 mi north of Pine Cove 1768 Comment
  SEINET10522074  Hilaria rigida A. K. Evans 1976-4-13 Evans 5133 Riverside Rocky slopes of Santa Rosa mountains. Comment
  RSA613654  Hirschfeldia incana D. L. Banks, Victor Steinmann 1997-3-13 1466 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  UCD105855  Hoffmannseggia microphylla P. C. Everett; E. K. Balls 1958-4-29 22958 Riverside U.S. Highway 60/70, Indio to Blythe, 5 mi. e. from jct. with U.S. Hwy 99. 121 Comment
  RSA449812  Holodiscus microphyllus G. R. Johnstone 1928-3-9 s.n. Riverside Summit 3294 Comment
  RSA740790  Hordeum brachyantherum subsp. californicum Scott D. White, Justin M. Wood 2008-7-9 12418 Riverside Johnson Meadow 1415 Comment
  SEINET244670 Image available Hordeum depressum A. C. Sanders, D. Malueg 2001-5-17 24358 Riverside Perris-Aguanga Basin Region: gasline right of way across Pinto and Hoopes Ranches, east of Briggs Road at and near Warm Springs Creek, S of Scott Rd. 415 Comment
  UCR121792  Hordeum depressum A. C. Sanders, Carolyn Washburn 2001-4-17 24040 Riverside San Jacinto Valley, west edge of Hemet, SW corner of Florida Ave. (Hwy 74) and Warren Rd. 457 Comment
  RSA45205  Hordeum marinum subsp. gussoneanum J. C. Roos, Lucille Roos 1949-5-21 4318 Riverside Temecula. 304 Comment
  RSA515341  Hordeum marinum subsp. gussoneanum Jeri Hirshberg 1989-5-3 s.n. Riverside Santa Rosa Plateau; S of town of Murrieta, on W side of Mesa de Burro., (Near 33 deg 31'N, 117 deg 14'W). 549 Comment
  RSA740614  Hordeum marinum subsp. gussoneanum Scott D. White, Justin M. Wood 2008-6-19 12256 Riverside Meadows at Baldy Mtn. 1585 Comment
  UCR182376  Hordeum murinum Andrea Salzman, Carlos Navarro 2006-5-9 97 Riverside Peninsular Range, San Jacinto Mountain foothills, San Jacinto Wildlife Area, east of Davis Road near duck ponds 436 Comment
  POM112842  Hordeum murinum subsp. glaucum Marcus E. Jones 1903-5-11 s.n. Riverside Banning. 701 Comment
  RSA192268  Hordeum murinum subsp. leporinum E. W. Lathrop 1966-5-1 6235 Riverside 3 miles W of Murrieta Comment
  RSA192270  Hordeum murinum subsp. leporinum E. W. Lathrop 1960-5-6 4798 Riverside 10 miles west of Murrieta. Comment
  UCR146255  Hordeum murinum subsp. murinum Steve Boyd 2001-4-12 10418 Riverside Peninsular Ranges; Perris-Aguanga Basin region, Gavilan Hills Region: South base of Alberhill Mountain on flats north of Nichols Road and West of Pierce Street, in the vicinity of the site of Terra Cotta Comment
  CAS-BOT-BC203388  Horsfordia newberryi Samuel B. Parish 1880-4-10 200 Riverside Toros [Toro or Torres]. Borders of Coldo [Colorado] Desert Comment
  RSA0123111  Horsfordia newberryi Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9018 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Agua Alta Canyon, approximately 3.5 air miles southeast of the summit of Martinez Mountain. 639 Comment
  SD212603  Hosackia oblongifolia T. B. Salvato, John F. Green 2004-5-27 604 Riverside Head of Banning Canyon close to the San Bernardino County line, 0.5 mile southeast of Oak Glen Conservation Camp. 1402 Comment
  CAS-BOT-BC312580  Hulsea vestita subsp. callicarpha Winifern W. Swarth 1914-9-15 s.n. Riverside Slope south of Round Valley, San Jacinto Mts. 2590 Comment
  POM12655  Hulsea vestita subsp. callicarpha P. A. Munz 1922-7-9 6405 Riverside Above Tamarack Valley. San Jacinto Mts. 3048 Comment
  UC32857  Hulsea vestita subsp. callicarpha H. M. Hall 1901-8-8 2682 Riverside vicinity of Chalk Hill 1645 Comment
  CAS-BOT-BC312603  Hulsea vestita subsp. parryi C. F. Saunders 1915-6-1 s.n. Riverside Summit San Jacinto Comment
  POM13147  Hydrocotyle ranunculoides P. A. Munz, I. M. Johnston 1922-5-19 5429 Riverside Hemet Valley, San Jacinto Mountains. 1402 Comment
  RSA502895  Hypochaeris glabra Ed LaRue 1989-3-30 s.n. Riverside Rancho California area, ca. 4 miles W of Temecula,with Ave. del Oro as the N boundary. 381 Comment
  RSA192190  Hypochaeris radicata E. W. Lathrop 1960-6-6 4827 Riverside 14 miles W. of Murrieta. Comment
  CAS-BOT-BC219751  Hyptis emoryi W. R. Dudley 1903-12-28 s.n. Riverside Near Palm Springs Comment
  LA27349  Hyptis emoryi L. S. Rose; 1946-12-27 46308 Riverside Dead Indian Creek Wash, Palms to Pines Highway, 7 mi. SW of Indian Wells 274 Comment
  LA61542  Hyptis emoryi Harlan Lewis; 1935-4-6 sn Riverside Palm Springs 138 Comment
  LA61594  Hyptis emoryi J. A. Ewan; 1931-2-23 4044 Riverside Devils Canyon, above Coral Reef Ranch Comment
  RSA700973  Hyptis emoryi Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11220 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
  RSA83468  Hyptis emoryi F. W. Peirson 1916-04 1079 Riverside Near Palm Springs. Comment
  SEINET2444034  Hyptis emoryi C. Davidson 2010-4-1 11663 Riverside Highway 168 to Joshua Tree National Park, ca 3.6 miles from 1-10. 721 Comment
  UC1714343  Hyptis emoryi C. Epling 1935-3-23 Riverside near Mecca (Painted Canyon); Painted Canyon Comment
  UCD124926  Hyptis emoryi C. W. Tilforth 1967-2-12 111 Riverside Painted Canyon, east of Mecca. Colorado Desert. Comment
  RSA0115579  Imperata brevifolia N. R. Zabriskie 1973-4-6 629 Riverside South side stream downstream from juncture with North Canyon. Andreas Canyon, east slope San Jacinto Mtns. 365 Comment
  OBI15998  Isocoma menziesii var. vernonioides H. E. McMinn 1935-6-22 3932 Riverside 1 mi N of Elsinore Comment
  CAS-BOT-BC229028  Iva axillaris A. C. Sanders; T. B. Salvato 2012-4-27 40096 Riverside Peninsular Range; Santa Ana Mtns. Region: Temescal Canyon, along Temescal Canyon Rd. between Glen Ivy/I-15 and Indian Truck Trail, c. 500 m SE of El Hermano Rd. 325 Comment
  RSA781326  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37150 Riverside Peninsular Range: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River. 238 Comment
  UCR108208  Juncus balticus D. L. Banks 1997-11-15 2196 Riverside NW Palomar Mtns, Agua Tibia Mtns: N face of Dorland Mtn, on the north side of the Dorland Mtn Arts Colony. Along the margins of a small man-made pond. 549 Comment
  UCR166807  Juncus bufonius R. E. Riefner Jr. 2005-4-22 05- 238 B Riverside Patton Rd. at Patterson Ave., SE of Winchester near San Diego Aqueduct 452 Comment
  JOTR32467  Juncus bufonius var. bufonius La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2612 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam; Small riparian pond environment with seasonally submerged muddy banks, surrounded by boulder outcrops (Stop 4) 1301 Comment
  UCR106349  Juncus effusus subsp. austrocalifornicus John Wear, N. Moorhatch 1996-9-19 s.n. Riverside Peninsular Range; San Jacinto Mtns., upper end of Garner Valley 1433 Comment
  UC1931127  Juncus macrophyllus Scott D. White, Justin Wood 2008-6-18 12248 Riverside San Jacinto mountains; Meadow N/ W of Keen Camp Summit, S/W of highway 79. (Idyllwild). Comment
  UCR177110  Juncus oxymeris Robert Noll 1998-7-13 s.n. Riverside San Jacinto Mtns., Mellor Ranch Road Comment
  POM12142  Juncus rugulosus Mary F. Spencer 1259 Riverside Soboba Hot Springs, San Jacinto. 579 Comment
  POM259167  Juncus saximontanus Phillip A. Munz 1938-8-14 15345 Riverside Virgin Spring, Santa Rosa Peak. 2287 Comment
  SD187309  Juncus textilis Scott D. White, Angelia Carey 2004-5-7 10349 Riverside San Jacinto Mountain foorhills: Indian Creek and adjacent foothills. 548 Comment
  UC1105690  Juncus textilis E. K. Balls and P. C. Everett 1957-11-13 22800 Riverside n side Snow Creek 701 Comment
  UCR108837  Juncus xiphioides O. F. Clarke 1972-5-21 s.n. Riverside Riverside, Santa Ana River near Union Pacific Bridge 213 Comment
  UCR59672  Juncus xiphioides Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3551 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake area, pond and freshwater marsh in Kolb Creek, just south of the lake Comment
  RSA352497  Juniperus californica Mark Morris 1929-3-10 s.n. Riverside San Jacinto Mts. Indian Canyon Comment
  RSA494627  Juniperus californica Maureen H. Pendleton 1987-5-20 s.n. Riverside Ca. 0.8 mi. (airline) WSW of town of Anza on Terwilliger Rd. 1280 Comment
  UCR20717  Juniperus californica A. C. Sanders, S. D. Boyd 1980-5-2 1424 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR90975  Juniperus californica Scott D. White 1995-12-30 3803 Riverside Perris Basin, SW of Perris, above S bank of San Jacinto River. 442 Comment
  CAS-BOT-BC234599  Justicia californica B. D. Stark 1932-6-17 3753 Riverside Colorado Desert. Eagle Mts., East end of Box Canyon 182 Comment
  POM6744  Justicia californica P. A. Munz, L. T. Street, G. Williams 1919-3-28 2383 Riverside Palm Canyon 183 Comment
  RSA402300  Justicia californica A. M. Johnson 1933-4-28 4235 Riverside On wash along Pines to Palms highway, below Palm Springs. Comment
  UCR226997  Justicia californica Jim Andre 2011-2-2 16217 Riverside Coachella Valley, west of Palm Springs along Hwy 111 (south side) at base of San Jacinto Mtns at Windy Point 5.5 mi from junction with Hwy I-10 259 Comment
  SBBG100102  Justicia californica M. D. Clary 1932-12-15 1132 Riverside bajada 2 mi W of Coral Reef Ranch, at base of Santa Rosa Mtns, Coachella Valley 91 Comment
  SBBG44958  Justicia californica I. W. Clokey 1935-4-17 6888 Riverside Cottonwood Springs Comment
  UC2044617  Kallstroemia californica A. C. Sanders, T. B. Salvato 2012-10-12 40414 Riverside Sonoran (Colorado) Desert: Chuckwalla Valley, along Chuckwalla Valley Rd., 2.9 km (1.8 mi.) west of I-10 junction. (East of Aztec Mines 7.5' Q.) Comment
  RSA210978  Keckiella antirrhinoides C. W. Tilforth 1969-7-24 215 Riverside Along Red Mountain ROad, east of County Hiway R-3, south of Hemet. Comment
  RSA339618  Keckiella antirrhinoides Robert F. Thorne, W. A. Tilforth 1980-5-28 54209 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
  RSA772140  Keckiella antirrhinoides Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4974 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 823 Comment
  NY786707  Keckiella antirrhinoides var. antirrhinoides A. J. McClatchie 1893-5-20 s.n. Riverside Elsinore Comment
  POM10203  Keckiella rothrockii subsp. jacintensis Charlotte M. Wilder s.n. Riverside Dry hills beow Tahquitz. Comment
  RSA0019430  Keckiella ternata subsp. ternata R. M. Straw 1953-6-24 477 Riverside Idyllwild-Banning Rd., 6.5 mi. S. of Banning. 1143 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
  RSA783583  Koeberlinia spinosa var. tenuispina Michael Wall 2011-4-2 603 Riverside Bautista Creek, east of Hemet off Bautista Canyon Rd. ca. 6.5 miles east of jct. with Fairview Ave. 758 Comment
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Dec 20 2017
  POM10224  Koeleria macrantha F. M. Reed 1907-5-5 1338 Riverside Fairmont Park Comment
  RSA697950  Krameria canescens J. R. Bruff 1928-4-1 81 Riverside Whitewater Comment
  CAS-BOT-BC43713  Krameria erecta Lewis S. Rose 1937-4-10 37174 Riverside Indio - Blythe Road, 26 mi. E. of Indio 457 Comment
  LA45693  Krameria erecta Elizabeth McClintock; 1940-5-26 sn Riverside 1.5 mi. W of Pinon Flats, Pines to Palms Highway Comment
  UC1080461  Krameria erecta P. C. Everett and E. K. Balls 1958-4-29 23030 Riverside along rd from Desert Center to Vidal Jct. 21.9 mi sw Rice 548 Comment
  RSA0119996  Krameria grayi Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-24 9087 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5.25 air miles southeast of the summit of Martinez Mountain. 621 Comment
  CSUSB1164  Krameria parvifolia Wayne White 1975-5-17 Riverside Chuckwalla Mountains On Red Cloud Road, off Highway I-10, Chuckwalla Mountains. Colorado Desert. 484 Comment
  JEPS48457  Lamarckia aurea W. L. Jepson 1939-4-17 19120 Riverside 2 mi s of Corona (on road to Temecula) Comment
  RSA690983  Langloisia setosissima subsp. setosissima Scott D. White, Michael Honer 2003-5-14 9305 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  RSA776334  Langloisia setosissima subsp. setosissima Duncan S. Bell, Amanda Turek 2010-4-10 821 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  CAS-BOT-BC171125  Larrea tridentata Catherine A. Toschi 1963-4-13 63 :131 Riverside Boyd Desert Research Center, 5 miles south Palm Desert 304 Comment
  HSC47363  Larrea tridentata R. W. Spjut, C. E. Edson 1978-5-6 5027 Riverside Colorado Desert, N face of Chuckawalla Mtns., 2.7 mi. S of Desert Center. 335 Comment
  RSA390024  Larrea tridentata George B. Grant 1906-5-1 229 -6724 Riverside Palm Springs, Colorado Desert. Comment
  RSA648310  Larrea tridentata Mark Hotchkiss 1977-5-15 s.n. Riverside Cabazon area (and the entire Colo. desert). Comment
  RSA796103  Larrea tridentata Duncan S. Bell 2009-4-20 317 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  UCR251960  Larrea tridentata Max Brodie 2014-4-6 04 Riverside San Bernardini Mtns./Sonoran (Colorado) Desert, Whitewater Canyon off Whitewater Canyon Rd., along Whitewater River near town of Bonnie Bell, c. 2 miles north of Hwy I-10 488 Comment
  UCR277613  Larrea tridentata Aaron C. Sedgwick, Duncan S. Bell 2012-9-20 118 Riverside Rice Valley, c. 3 miles south of Rice on Rice-Blythe [Midland] Rd. and then c. [1.5] miles [SE] on unmarked dirt road 235 Comment
  POM265699  Lastarriaea coriacea J. C. Roos 1937-5-2 1802 Riverside La Sierra, western Riverside. [Collection is Jack Frost Lake. aka Frost Reservoir, apparently a part of La Sierra, Loma Linda University Campus] ca. 1937 south of Indiana Avenue and west of Sayward Circle, near Pierce. Comment
  UC63395  Lastarriaea coriacea H. M. Hall 1904-5-29 4964 Riverside vicinity of Riverside 304 Comment
  SEINET7063465  Lasthenia californica A. G. Vestal 1947-3-31 s.n. Riverside Southeast of Cajaleo Reservoir [presently Lake Matthews] on Cajaleo Road. UTM Zone 11, 462989mE, 3743281mN. (WGS84/NAD83). 438 Comment
  POM6021  Lasthenia coronaria M. Alice King 1893-1 s.n. Riverside Menifee. Comment
  UCR214571  Lasthenia coronaria A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37852 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
  SEINET11811273  Lasthenia coronaria J. F. Bright, Wyman, C. 1933-1 8050 Riverside near Palm Springs Comment
  JEPS10177  Lasthenia gracilis W. L. Jepson 1901-5-17 1229 Riverside vicinity Riverside Comment
  RSA660556  Lasthenia gracilis Lydia Paneri 1982-4-17 14 Riverside Cajalco Road, 0.7 miles east of I-15; south of Corona. Comment
  SDSU2770  Lasthenia gracilis S. J. Barnhart 1966-4-17 660417 -3 Riverside 0.1 mi. east of McAllister St. along the Metropolitan Water Co. Utility Rd (dirt). Intersection of Utility Rd., and McAllister St. is 1.5 mi. south-east of the intersection of McAllister St. and Victoria Ave. 457 Comment
  UC188983  Lasthenia gracilis Lemmon 1880-5-1 1 Riverside San Gorgonio Pass Comment
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Mar 9 2011
  UCR114934  Lasthenia gracilis Julie A. Greene 1993-4-30 1287 Riverside San Jacinto Valley, San Jacinto Wildlife Area. south of visitor center road and north of the old San Jacinto River drainage 433 Comment
  UCR266324  Lasthenia gracilis D. E. Bramlet 1991-4-29 2084 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, 6.5 km west of Hemet & c. 0.4 km west of intersection of Florida Ave./Hwy 74 & Warren Road 457 Comment
  RSA0027939  Lathyrus John F. Emmel 1992-6-10 1224 Riverside San Jacinto Mts: Fobes Trail. 1707 Comment
  CLARK-A1045-90  Lathyrus laetiflorus George K. Helmkamp 1978-4-27 Riverside San Jacinto Mountains 3 miles up [east northeast] from Oak Spring; Lake Fulmor 7.5'Q Comment
  UCR241199  Lathyrus vestitus Tracy Tennant, Jeffrey Ross 1998-5-21 MOR- 265 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Hathaway Creek Canyon, NW of Cabazon 976 Comment
  UCR270310  Lathyrus vestitus T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8379 Riverside Santa Ana Mountains, unnamed west-east trending canyon south of Mabey Canyon and north of Tin Mine Canyon, c. 0.6 mi west of the end of West Foothill Parkway 424 Comment
  UC30626  Layia glandulosa H. M. Hall 1899-5-1 1162 Riverside Coyote Canyon San Jacinto Mountains, El Toro Mt., Coyote Canyon Comment
  CAS-BOT-BC379662  Layia platyglossa A. C. Sanders; T. B. Salvato 2011-3-29 38874 Riverside Peninsular Range; Perris-Aguanga Basin Region: between Sun City Perris, along powerline coordinator 0.45 east of Goetz Ra. and 0.07 lm east Wheat St. 449 Comment
  CLARK-A1528-1984  Layia platyglossa John C. Roos 1952-4-13 5525 Riverside Box Springs Mountains 487 Comment
  UCR167436  Layia platyglossa John F. Green 2005-3-16 s.n. Riverside Perris-Aguanga Basin, Cajalco Canyon, SE of Corona, SW of Lake Mathews, east of Calif. highway 71; Collections made while monitoring pipeline repair 366 Comment
  UCR97497  Layia platyglossa A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19880 Riverside Peninsular Range, Lake Skinner area; lower Rawson Canyon, NE of the lake & SW of Black Mtn., along the road 518 Comment
  POM78933  Lemna gibba I. M. Johnston 1925-7-7 5281 Riverside Santa Ana River ca. 3 miles S of Wineville [Mira Loma Station]. 183 Comment
  UCR76169  Lepidium densiflorum A. C. Sanders 1993-4-1 13668 Riverside Perris-Aguanga Basin Region, western edge of Hemet, 14 acre parcel at NE corner of intersection of Myers St. and Devonshire Ave., 0.75 mile NE of the intersection of Florida Ave (Hwy 74) and Warren Rd, just south of Tres Cerritos 460 Comment
  UCR121788B  Lepidium dictyotum var. dictyotum A. C. Sanders, Carolyn Washburn 2001-4-17 24043 Riverside San Jacinto Valley, west edge of Hemet, SW corner of Florida Ave. (Hwy 74) and Warren Rd. 457 Comment
  SEINET9119074  Lepidium fremontii D. Myrick 1965-1 1072 Riverside Joshua Tree National Monument near White Tank Public Camp. 762 Comment
  RSA429932  Lepidium lasiocarpum Robert L. Dressler 1949-3-19 381 Riverside Box Canyon, Orocopia Mts. Comment
  RSA535492  Lepidium lasiocarpum Steve Boyd, Timothy S. Ross, Orlando Mistretta 1992-2-2 6640 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness of the Cleveland National Forest. Upper San Mateo Canyon between confluence of Tenaja Canyon and Los Alamos Canyon. Comment
  RSA68339  Lepidium lasiocarpum F. W. Peirson 1933-4-13 10636 Riverside Road from Deep Canyon to Idyllwild. 610 Comment
  RSA68342  Lepidium lasiocarpum F. W. Peirson 1916-04 679 Riverside Near Palm Springs. Comment
  UCR213424  Lepidium lasiocarpum A. C. Sanders 2010-3-15 37391 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
  JOTR35320  Lepidium lasiocarpum var. lasiocarpum Harding, Mitzi, Mark Wheeler 2012-2-28 88 Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; eastern slopes of southern tip of range (Stop 1) 177 Comment
  SBBG92827  Lepidium lasiocarpum var. lasiocarpum D. Charlton 1988-2-18 1130 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
  SDSU18755  Lepidium nitidum var. nitidum C. Matt Guilliams 2008-2-13 457 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 451 Comment
  RSA586148  Lepidium strictum D. L. Banks, S. D. Boyd 1995-3-16 110 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. E of the Dripping Springs Alcove, N slope of Wildhorse Peak, on the Wildhorse Trail. 616 Comment
  UCR16600  Lepidium virginicum var. pubescens Leland E. Francois 1966-4-3 4366- 6 Riverside Peninsular Range, south of Sun City, 3.4 mi west of Hwy 395 on Newport Road 439 Comment
  RSA522758  Lepidium virginicum var. robinsonii Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3865 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
  UCR121174  Lepidium virginicum var. robinsonii D. E. Bramlet 1990-4-27 1981 Riverside Peninsular Range, Ridgeline 2100-2500 ft. (c. 0.4 mi.) NE of knoll '2502,' and 1200-1500 ft. (~ 0.21 mi.) west of Rawson Canyon 671 Comment
  RSA736782  Lepidospartum squamatum Scott D. White, Angelia Carey 2004-7-2 10557 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  SFV11881  Lepidospartum squamatum R. H. Swade 1963-12-7 s. n. Riverside Colorado Desert Open desert west of Snow Creek Road, about 3 miles south of Interstate 10 intersection with California State Highway 111. 366 Comment
  CAS-BOT-BC274019  Leptochloa fusca subsp. uninervia S. B. Parish 1912-6-28 8119 Riverside Mecca Comment
  CAS-BOT-BC274021  Leptochloa fusca subsp. uninervia Lewis S. Rose 1957-1-3 57008 A Riverside La Quinta 15 Comment
  POM153367  Leptochloa fusca subsp. uninervia P. A. Munz, I. M. Johnston 1928-9-12 11242 Riverside North end of Lake Elsinore. Comment
  RSA577752  Leptochloa fusca subsp. uninervia F. M. Reed 1926-5-15 5342 Riverside West of Menifee schoolhouse, Menifee Valley. 549 Comment
  UCR104907  Leptochloa uninervia A. C. Sanders 1997-3-19 20041 Riverside Lake Skinner area, Lake Skinner, NW shore near inlet, SW foot of Bachelor Mtn 445 Comment
  RSA282757  Leptosiphon lemmonii C. W. Tilforth, B. Busenberg 1980-10-6 1975 Riverside 0.1 miles in from Highway 74 on north leg of Thomas Mtn. Rd., 1 mile south of /lake Hemet. Comment
  RSA483566  Leptosiphon lemmonii D. Charlton 1988-5-21 1967 Riverside Thomas Mountain Rd, from North to South. West of Garner Valley and South of Lake Hemet on hwy 74. 1829 Comment
  RSA525335  Leptosiphon lemmonii Steve Boyd, A. C. Sanders, Mark Skinner 1990-4-28 4465 Riverside Vail Lake area, Hwy R3 (Sage rd) at junction with Debby Road. just S of Sage. Comment
  RSA73075  Leptosiphon liniflorus F. W. Peirson 1924-7-2 5032 Riverside Banning to Idyllwild road. 1570 Comment
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Nov 17 2011
  RSA180354  Leptosiphon pygmaeus subsp. pygmaeus E. W. Lathrop 1965-5-9 5738 Riverside 6 miles W of Murrieta. Comment
  UCR102728  Lessingia filaginifolia B. G. Pitzer 1998-1-25 3416 Riverside Lakeview Mtns., Reinhardt Canyon, Maze Stone County Park, at N terminus of California Avenue 610 Comment
  UCR34883  Lessingia filaginifolia L. B. Ziegler 1971-9-9 427 Riverside San Jacinto Mtns, Hemet (Garner) Valley. 1372 Comment
  SBBG63084  Lessingia glandulifera var. glandulifera R. Hoffmann 1929-9-7 Riverside Strawberry Valley 1645 Comment
  CAS-BOT-BC283713  Leymus condensatus Peter H. Raven; Sidney R. Snow 1956-6-30 9533 Riverside Dripping Springs Guard Station, Temecula River Comment
  RSA703626  Leymus condensatus Scott D. White, Angelia Carey 2004-9-16 10749 Riverside Along Poppet Creek NE of San Jacinto River. Along open sandy dry wash and adjacent roadside. 561 Comment
  UC576340  Leymus condensatus H. S. Yates 1937-6-27 6712 Riverside Lower San Jacinto Canyon San Jacinto Quadrangle Comment
  POM14446  Leymus triticoides P. A. Munz 1922-6-23 5779 Riverside Hemet Valley, San Jacinto Mountains, [on Garner Ranch - 5784] 1372 Comment
  POM147626  Leymus triticoides F. M. Reed 1926-5-20 5372 Riverside alkaline lake margin west of Temecula [presumably the large vernal pool on Mesa de Colorado, ca. 7 mi. due W of Temecula] 625 Comment
  RSA198979  Lilaea scilloides Robert F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37450 Riverside Santa Rose Plateau: Mesa de Colorado, Rancho California. 671 Comment
  SD137973  Lilium humboldtii subsp. ocellatum Darin L. Banks, Victor Steinmann 1995-7-10 749 Riverside Northwest Palomar Mtns; Agua Tibia Mtns; Cleveland Nat'l Forest, Agua Tibia Wilderness Area; Along the Wildhorse Trail, south of lower Arroyo Seco, northwest of Wildhorse Peak, in major drainage that flows off the northwest flank of Wildhorse Peak 609 Comment
  UC454443  Lilium parryi I. J. Condit 1910-6-22 Riverside San Jacinto Mt. 2438 Comment
  UCR250204  Limonium sinuatum A. C. Sanders 2014-4-23 41057 Riverside Peninsular Range, Temescal Valley at intersection of Concordia Ranch Rd. and Temescal Canyon Rd., near I-15 364 Comment
  UCR3376  Limonium sinuatum John Minnich 1964-2-22 64-2-22- 6 Riverside Jurupa Hills, Pedley, vacant lot at corner of Archer and Limonite Streets. 244 Comment
  RSA757733  Linanthus bigelovii LeRoy Gross, Jackie McConnaughy, Andrew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 s.n. 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
  UCR151098  Linanthus ciliatus Scott D. White, Julie Greene 1998-8-1 6975 Riverside Peninsular Ranges/San Jacinto Mtns region, Idyllwild Area, within residential community above/parallel to E bank of Strawberry Creek, between crossing at Circle Drive and Humber Park 1951 Comment
  RSA771116  Linanthus dianthiflorus Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4923 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  UCR277166  Linanthus dianthiflorus Robert J. Steers, Chris E. True 2008-3-25 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Snow Creek Canyon, north of Snow Creek Village NE of where the Pacific Crest Trail crosses Snow Creek Rd. 364 Comment
  POM364581  Linanthus dianthiflorus subsp. dianthiflorus Albert J. Perkins 1895-05 s.n. Riverside Near Riverside Comment
  HSC82839  Linanthus jonesii A. C. Sanders, Pitzer, Charlton, Kniffen 1986-3-3 6108 Riverside Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the S 489 Comment
  RSA778832  Linanthus jonesii J. Andre 2011-2-9 15904 Riverside Mecca Hills; along Box Canyon Road at upper end of gorge, approx. 6 miles SSE of Jct. with I-10, approx. 12 miles west of Chiraco Summit 284 Comment
  UCR16664  Linanthus lemmonii S. M. Chambers 1970-5-9 20 Riverside Santa Rosa Mtns., State Hwy 74, 1 mi. west of Santa Rosa Mountain Road 1220 Comment
  RSA657240  Linanthus maculatus J. Mark Porter, Valerie Soza, Gary D. Wallace 2001-4-2 12339 Riverside Coachella Valley, Desert Hot Springs, S of Big Morongo Wash, along Indian Ave, just S of the jtn. with Pierson Avenue. 396 Comment
  UCR41453  Linaria bipartita B. G. Pitzer 1986-2-22 0017 Riverside San Bernardino Mountains, Whitewater Canyon at Fish Hatchery, also to c. 0.5 mi north of hatchery, c. 5 mi north of Hwy I-10 on Whitewater Canyon Road 732 Comment
  RSA192091  Linaria canadensis var. texana E. W. Lathrop 1959-4-16 4456 Riverside 14 miles W of Murrieta. Tenaja plateau. Comment
  UCR155810  Linaria pinifolia G. R. Ballmer 2005-3-6 s.n. Riverside Coachella Valley, Lake Cahuilla 61 Comment
  POM19807  Linum lewisii Mary F. Spencer 1923-8-7 2170 Riverside Saunders Meadow, San Jacinto Mt., Idyllwild. 1738 Comment
  SD233359  Lithophragma bolanderi Duncan S. Bell, Valentin Arvizu 2010-5-24 1099 Riverside Peninsular Ranges: San Jacinto Mountains region: San Bernardino National Forest: Garner Valley, approx. 2.8 air miles SE of junction of forest service road 6S04 and forest service road 6S13. Along an old road in an open forest with chaparral. 1381 Comment
  SD8195  Loeflingia squarrosa Daniel Cleveland 1882-5-2 Riverside San Jacinto Plain. Comment
  UC23705  Loeseliastrum matthewsii H. M. Hall 1899-6-1 Riverside Smith Mt. Comment
  UC880237  Loeseliastrum matthewsii C. L. Hitchcock 1940-3-31 5885 Riverside 1/2 mi. below Cottonwood Spring Comment
  RSA172223  Loeseliastrum schottii R. F. Thorne 1963-3-29 32387 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
  UCR60247  Loeseliastrum schottii Steve Boyd, T. S. Ross, L. Arnseth 1989-6-4 3650 Riverside Butterfield Valley, Vail Lake area, Temecula Creek, SE of the lake, just north of Hwy 79 488 Comment
  UC133154  Logfia arizonica Samuel B. Parish 1894-3-1 Riverside Colorado Desert Comment
  RSA757741  Logfia depressa LeRoy Gross, Jacqueline McConnaughy, Andrew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 s.n. 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
  UCR85182  Logfia depressa A. C. Sanders, George K. Helmkamp, P. J. MacKay, et al. 1995-3-19 16164 Riverside San Jacinto Mtns foothills/Sonoran Desert, Coachella Valley; alluvial fan of Chino Canyon along the Palm Springs tram road, north of the road, 14 telephone poles above Hwy 111/Palm Canyon Dr. 300 Comment
  UC1922022  Logfia depressa Robert F. Thorne, M. Z. Thorne 1973-3-30 42686 Riverside MORONGO VALLEY CANYON: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, on rocky and sandy outwash of Mission Creek. Comment
  SD144487  Logfia filaginoides A. C. Sanders 1997-3-1 19700 Riverside Box Springs Mtns: Coyote Hill (Bench Mark Versity, 1386 ft) and ridge S and SE of the UCR Botanic Garden. 427 Comment
  SD247334  Logfia filaginoides T. B. Salvato, Matt Malle 2014-3-29 8023 A Riverside Perris-Aguanga Basin: Menifee, northeast corner of Bundy Canyon Road and Cottonwood Hills (=Sunset Avenue), about 1 mile west of Murrieta Road and 4.3 miles southeast of Canyon Lake. 534 Comment
  UC1595637  Logfia filaginoides Steve Boyd 1991-5-10 6212 Riverside bottom of Skyline Drive just n of mouth Hagador Canyon (base of Santa Ana Mountains); Santa Ana Mountains 426 Comment
  UC405425  Logfia filaginoides H. M. Hall 1906-7-2 Riverside Cabazon Comment
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Mar 13 2011
  POM13105  Lomatium dasycarpum subsp. dasycarpum P. A. Munz, I. M. Johnston 1922-5-21 5501 Riverside Kenworthy, San Jacinto Mountains 1402 Comment
  UC875122  Lomatium dasycarpum subsp. dasycarpum I. W. Clokey 1933-4-18 6780 Riverside Gavilan Peak 700 Comment
  RSA613134  Lomatium dasycarpum var. dasycarpum D. L. Banks 1997-3-6 1404 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. ''Fiesta Grounds'', east of Pechanga Creek along the northern fork of Pechanga Creek at the eastern end of the Reservation. 424 Comment
  POM305708  Lomatium lucidum Anonymous, Henry J. Ramsey 1939-4-22 1031 Riverside Hemet-Anza, Bautista Creek Rd. Comment
  RSA586134  Lomatium lucidum D. L. Banks 1995-4-11 177 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the Dripping Springs Trail. 829 Comment
  JEPS17570  Lomatium utriculatum W. L. Jepson 1914-5-25 6079 Riverside e. Redlands (<San Timotes> Canyon); San <Timotes> Canyon Comment
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Sep 3 2011
  POM10335  Lomatium vaginatum Charlotte M. Wilder 1907-05 770 Riverside Jurupa Hills Comment
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Dec 8 2013
  CAS-BOT-BC240673  Lonicera interrupta Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  UCR154388  Lonicera subspicata A. C. Sanders, Mike Misenhelter 2005-6-15 30985 Riverside Peninsular Range; Sage-Aguanga Region, 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit of (Big) Oak Mtn., SW of Rocky Ridge and SE of Black Hills 671 Comment
  UCR177636  Lonicera subspicata John F. Green, M. D. Wilcox 2003-7-15 s.n. Riverside San Jacinto Mtns., on powerline trail, picnic area at Juan Diego Flats, NW of Cahuilla Mountain 1220 Comment
  UCR97256  Lonicera subspicata var. denudata Scott D. White 1997-2-9 4684 Riverside Peninsular Range, Elsinore Basin; Temescal Valley: SW of Hwy I-15 between Indian Truck Trail and Lake Street exits, c. 0.5 mi east of Glen Eden 460 Comment
  CLARK-A1528-2409  Lonicera subspicata var. johnstonii John C. Roos 1952-7-16 5813 Riverside 487 Comment
  PASA278  Lonicera subspicata var. johnstonii 1920-6-22 Riverside Dripping Springs, Temecula River 457 Comment
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Jun 24 2016
  UC555538  Lotus argophyllus H. L. Mason 1926-4-30 3116 Riverside 1 mi s Temecula; Temecula Canyon Comment
  JEPS44386  Lotus argyraeus Lauramay T. Dempster 1966-6-19 4266 Riverside second saddle n of Toro Peak; Santa Rosa Mountains Comment
  RSA489620  Lotus argyraeus var. argyraeus D. Charlton 1988-5-28 2117 Riverside Santa Roasa Mountains, South of highway 74 dirt road to Toro and Santa Rosa Peaks. Toro Camp Area 2287 Comment
  UC80920  Lotus crassifolius var. crassifolius A. W. Anthony 1895-7-13 Riverside San Jacinto Mountains 2438 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
  RSA715760  Lotus hamatus A. C. Sanders 2005-4-22 29601 Riverside Gavilan Hills: Gavilan Plateau ca. 0.75 air mi. SE of summit of Gavilan Peak. 625 Comment
  UCR182312  Lotus hamatus Mitch Provance 2003-4-5 6613 Riverside San Bernardino Valley, Jurupa Mountains, Glen Avon, slopes above the northern extreme of Campbell St 274 Comment
  UCR48394  Lotus hamatus Steve Boyd 1986-5-1 1795 Riverside Perris-Aguanga Basin region, southwestern Perris Basin, hill west of Skunk Hollow, Skunk Hollow vernal pool 488 Comment
  RSA342542  Lotus heermannii R. F. Thorne, W. A. Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54089 Riverside San Bernardino Mountains: Flood plain (wash) along Whitewater River, ca. 3.0 miles N of Whitewater Post Office. 591 Comment
  RSA515327  Lotus humistratus Jeri Hirshberg 1989-4-4 s.n. Riverside Santa Rosa Plateau, S of town of Murrieta, W of Mesa de Burro near head of Cole Canyon. 488 Comment
  UCR214270  Lotus humistratus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37740 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, c. 0.5 mi NE (34 deg. ) of intersection of Temescal Canyon Rd. and Concordia Ranch Rd. 518 Comment
  UCR228247  Lotus humistratus A. C. Sanders, T. B. Salvato 2011-4-1 38926 Riverside Peninsular Range, Lake Elsinore, Nichols Rd. extension (formerly Coal Ave.) at Lake St., SW side of Alberhill Mtn. 413 Comment
  UCR199631  Lotus nevadensis var. davidsonii Scott D. White 2004-4-26 10251 Riverside San Jacinto Mountain Foothills, Soboba Indian Reservation, Indian Creek Watershed 671 Comment
  RSA406176  Lotus nevadensis var. nevadensis N. C. Cooper 1944-7-16 1561 Riverside San Jacinto Mountains, above Pine Cove. 2073 Comment
  UC454681  Lotus nevadensis var. nevadensis I. J. Condit 1910-6-21 Riverside Strawberry Valley San Jacinto Mts. 1524 Comment
  RSA740242  Lotus oblongifolius Scott D. White, Justin M. Wood 2008-7-8 12371 Riverside San Jacinto Mountains: Hurkey Creek Watershed- Bonita Vista Rd, ca 1/2 miles E and W of Hurkey Creek crossing. 1512 Comment
  UCR21848  Lotus purshianus Steve Boyd 1980-7-16 s.n. Riverside Perris Basin, Motte Reserve, 2.5 miles NW of Perris, west edge of the reserve c. 1/4 mile north of the Motte's house 520 Comment
  UCR59512  Lotus purshianus Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3579 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake Area, along Arroyo Seco drainage from junction with Kolb Creek, S to within 0.25 mi of Hwy 79 457 Comment
  POM304874  Lotus rigidus Henry J. Ramsey, Henry J. Ramsey 1938-4-22 261 Riverside Santa Rosa Mountains. 1220 Comment
  UCR158497  Lotus salsuginosus A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30041 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
  RSA90426  Lotus salsuginosus var. salsuginosus F. W. Peirson 1928-3-10 7705 Riverside Hidden Spring, northern Colorado Desert. Comment
  RSA0029328  Lotus scoparius John F. Emmel 1987-4-14 1046 Riverside Little San Bernardino Mts: Lower Covington Flat, from area just east of Covington Spring to 0.5 air mi SE of Covington Spring. 1372 Comment
  UCR176174  Lotus scoparius subsp. brevialatus Amber Bruno 2005-6-7 52 Riverside Riverside; east side of UC Riverside, east end of Big Springs Rd. on north side of road, 0.25 mi. east of Watkins Dr. but west of the railroad track, Islander Park 351 Comment
  RSA498851  Lotus scoparius var. brevialatus Elizabeth A. White 1928-03 s.n. Riverside Colorado Desert Comment
  RSA6122  Lotus scoparius var. brevialatus C. B. Wolf 1932-5-25 3692 Riverside 1/4 mile SW of summit of Moreno Grade, Bad Lands SW of Beaumont 671 Comment
  CSUSB1248  Lotus strigosus Nancy J. Matthews 1963-5-9 50963 1 Riverside 1 mile northwest of Gilman Hot Springs on Highway 79; along roadside. 457 Comment
  RSA523481  Lotus strigosus Steve Boyd, T. S. Ross, L. Arnseth 1990-3-29 3941 Riverside Vail Lake area, summit of Big Oak Mtn, N. of lake. 793 Comment
  RSA778223  Lotus strigosus Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy, Naomi Fraga 2011-3-17 776 Riverside Mecca Hills, Shaver's Well, Adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail. 305 Comment
  UCR168250  Lotus strigosus M. B. Dunkle 1935-3-30 4416 Riverside Sonoran (Western Colorado) Desert, Devil's Cactus Garden 457 Comment
  UCR98294  Lotus strigosus Scott D. White 1992-3-29 92- 56 Riverside San Bernardino Mtns, Millard Canyon. Steep W facing slope below fork with East Millard Cyn Rd. Comment
  UCR263651  Lotus strigosus var. tomentellus David Fraker, Aaron C. Sedgwick 2012-3-22 032 Riverside Sonoran (Colorado) Desert, Palen Mountains, Coxcomb Monument Road [becomes Palen Pass Rd.] c. 8 miles east of Hwy 177 376 Comment
  POM265128  Lotus tomentellus I. L. Wiggins 1937-3-9 8766 Riverside Sand dunes 20 miles north of Indio. Comment
  RSA4930  Lotus tomentellus C. B. Wolf 1932-4-27 3068 Riverside Colorado desert, Chuckwalla Valley, 16 miles east of Desert Center lower Sonoran. 122 Comment
  SEINET10838370  Lotus tomentellus David B. Dunn, Dhogo; Schroeder, (UMO); Bruskin; A. Folsom 1948-3-13 Dunn 3709 Riverside Found growing in a wash. Indio hills, colorado desert. Near pushawalla. Comment
  RSA69870  Ludwigia peploides subsp. peploides J. C. Roos 1951-9-25 5250 Riverside Fairmount Park 259 Comment
  UCR138614  Ludwigia peploides subsp. peploides L. C. Wheeler 1961-6-24 s.n. Riverside San Jacinto Mountains, Fulmor Lake Comment
  JOTR32831  Lupinus andersonii La Doux, Tasha, E. Babich, M. Brown 2008-9-30 1553 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
  JOTR33793  Lupinus andersonii La Doux, Tasha, A. Miller 3305 Riverside Joshua Tree National Park. South Lost Horse Valley, along Key's View Road (stop1) 1385 Comment
  SD224965  Lupinus arizonicus G. K. Helmkamp 1998-4-4 3099 Riverside Mojave Desert: Dale Lake, 1.8 mi. W of Iron Age Rd & 0.7 mi. N of CA hwy 62 366 Comment
  UC1563076  Lupinus arizonicus Steve Boyd, Orlando Mistretta 1986-3-13 1463 Riverside ne Desert Center (West side Palen Mts.); West Side Palen Mts., ne of Desert Center Comment
  SEINET10870662  Lupinus arizonicus David B. Dunn 1946-3-15 Dunn 2047 Riverside On dry plateau in vicinity of pushawalla canyon, indio hills. Sparse desert Scrub o f larrea and franseria, with palms at the springs in the canyon Comment
  SDSU18689  Lupinus bicolor C. Matt Guilliams, Jeannine Ross 2008-3-5 491 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. Collections near the Dudleya multicaulis restoration site. 388 Comment
  UCR116467  Lupinus bicolor A. C. Sanders, T. B. Salvato 2001-3-30 23865 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon west of Del Rey Rd., along bottom of canyon west of junction of Av. Pina Colada 366 Comment
  UCSB37850  Lupinus bicolor Sanders, A. 1980-7-18 Riverside Garner Valley; near the junction of the Thomas Mtn. Rd. with Hwy. 74; about 1 mile SE. of the head of Hemet Lake; T 6S, R 3E, SW1/4 of SW1/4 sec. 10 1341 Comment
  RSA278309  Lupinus bicolor subsp. microphyllus C. W. Tilforth, Walter Wisura 1979-11-4 1768 Riverside Murrieta- Deluz Rd., 2 air miles south of Murrieta. 335 Comment
  RSA613415  Lupinus bicolor subsp. microphyllus D. L. Banks 1997-4-5 1676 Riverside NW Palomar Mountains, Agua Tibia Mountains: Agua Tibia Wilderness Area. South of Dorland Mountain, just west of the Pechanga Indian Reservation boundry, at the headwaters of a tributary of the north fork of Pechanga Creek. 768 Comment
  RSA263671  Lupinus bicolor subsp. umbellatus E. W. Lathrop 1970-4-5 7929 Riverside Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  UC668418  Lupinus concinnus Annie M. Alexander and Louise Kellogg 1941-5-15 2180 Riverside n base Eagle Mountains; Colorado Desert, n base of Eagle Mountains 914 Comment
  RSA515333  Lupinus concinnus subsp. concinnus Jeri Hirshberg 1989-4-11 s.n. Riverside Santa Rosa Plateau, S of town of Murrieta, Cole Canyon, NW of Mesa de Burro, at head of canyon. 610 Comment
  POM12632  Lupinus concinnus var. concinnus P. A. Munz, I. M. Johnston 1922-5-21 5510 Riverside 2 mile below Kenworthy, Thomas Valley 1372 Comment
  POM48488  Lupinus excubitus var. austromontanus Mary F. Spencer 1919-6-19 1195 Riverside Idyllwild, San Jacinto Mt. 1646 Comment
  SEINET3208894  Lupinus excubitus var. austromontanus G. Goodwin 2012-6-14 3449 Riverside San Jacinto Mountains, south of Banning along highway 243 just north of Vista Grande viewpoint 1550 Comment
  RSA666725  Lupinus excubitus var. hallii A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23952 Riverside Temecula, Long Canyon area west of Del Rey Rd., along bottom of canyon W of junction of Av. Pina Colada. 345 Comment
  RSA761993  Lupinus hyacinthinus Peter Guiden, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 73 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  RSA171356  Lupinus microcarpus var. densiflorus J. D. Olmsted 1962-5-3 3525 Riverside Along road from Santa Rosa Indian Reservation to old village, etc. At first canyon crossing to SW side. 1555 Comment
  POM11283  Lupinus polyphyllus var. burkei Philip A. Munz 1922-7-6 5979 Riverside San Jacinto Mountains: Tahquitz Valley. 2195 Comment
  CSUSB1642  Lupinus sparsiflorus R. Pirot 1975-5-17 Riverside J. F. Road and Highway 74, Homeland 542 Comment
  OBI30745  Lupinus sparsiflorus Rhonda Riggins 1982-4-15 1344 Riverside CA 371 3.6 mi N jct CA 79 in Aguanga 610 Comment
  RSA0028837  Lupinus sparsiflorus Scott D. White 2001-4-3 8220 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  RSA414278  Lupinus sparsiflorus Christopher Davidson 1973-4-1 1791 Riverside St. Hwy 71/79, appx 7 miles E of jct with Hwy 395 south. 412 Comment
  SDSU18359  Lupinus sparsiflorus C. Matt Guilliams, Jeannine Ross 2008-3-12 528 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 428 Comment
  UC68636  Lupinus sparsiflorus H. M. Hall Apr 1905 5759 Riverside Palm Springs; Colorado Desert 152 Comment
  UCR2955  Lupinus sparsiflorus D. L. Flaherty 1963-5-2 150 Riverside Peninsular Range, 1 mi. west of Lakeland Village, NW end of Lake Elsinore, on Hwy 74, in Cleveland National Forest. 396 Comment
  POM99005  Lupinus sparsiflorus subsp. sparsiflorus E. C. Jaeger 1926-3-24 s.n. Riverside Eagle Mountains, 30 miles east of Mecca 610 Comment
  RSA736697  Lupinus truncatus Scott D. White 2004-4-26 10253 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Indian Creek Watershed. 518 Comment
  RSA772530  Lupinus truncatus Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4441 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
  UCR128920  Lupinus truncatus A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23901 Riverside Perris-Aguanga Basin region, Tucalota Creek along gasline right-of-way, SE of French Valley Airport, off Borel Rd. in NE Murrieta 396 Comment
  POM12139  Luzula comosa Mary F. Spencer 1921-6-15 1278 Riverside Idyllwild, San Jacinto Mt. 1616 Comment
  JOTR29587  Lycium andersonii Andre, Jim 2006-4-26 6780 Riverside Joshua Tree National Park. Long canyon, approx 2.3 mi. S of NE corner (boundary) of park 1055 Comment
  POM251786  Lycium andersonii J. C. Roos 1938-4-27 19 Riverside Hill west of Arlington. Comment
  RSA422102  Lycium andersonii Anstruther Davidson 1897-4-17 449 Riverside Whitewater. Comment
  SEINET839661  Lycium andersonii Bern Schwenn 1998-1 Riverside South slope of Eagle Mtns: Hayfield 'Cove', a wide cyn mouth ca. 2.5 miles (airline) ENE of Hayfield Pumping Station & 0.75 miles SE of Hayfield Spring 544 Comment
  RSA7221  Lycium brevipes var. brevipes Carl B. Wolf 1932-10-13 4325 Riverside NE side of S.P.R.R. at Durmid on N.E. side of Salton Sea -61 Comment
  RSA428851  Lycium cooperi Jack Rempel 1935-4-14 20416 Riverside Near Cottonwood Springs. Mohave Desert. Comment
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Jun 10 2012
  UCR199760  Lythrum californicum Scott D. White, Angelia Carey and Linda Archer 2004-8-5 10687 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Indian Creek and adjacent uplands, from confluence with San Jacinto River to c. 2 miles upstream 610 Comment
  UCR6385  Lythrum hyssopifolia O. F. Clarke 1967-6-16 s.n. Riverside University of California, Riverside, Greenhouse 16 [near East Campus Dr. and Eucalyptus Dr.] Comment
  RSA506441  Lythrum hyssopifolia L. F. LaPre 1988-7-22 s.n. Riverside Santa Rosa Plateau, in the begining of Oak Hill Trail, Natural Conservancy Preserve. Comment
  RSA496477  Mahonia nevinii Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-31 3096 Riverside Vail Lake area, sandy valley 0.25 mi E of Dripping Springs. 487 Comment
  RSA289949  Maianthemum racemosum subsp. amplexicaule Carl V. Meyer 1928-7-26 540 Riverside Deer Springs. 8700 ft. 2652 Comment
  RSA0104033  Malacothamnus densiflorus Scott D. White 1991-5-13 91 -111 Riverside Hwy 79, immediately W of U.S. Forest Service Campground at Dripping Springs. 549 Comment
  RSA561079  Malacothamnus densiflorus var. densiflorus Steve Boyd, Orlando Mistretta 1992-4-22 7006 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Indian Potrero Trail south from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon. 610 Comment
  SEINET7048218  Malacothamnus fasciculatus var. fasciculatus Steven R. Hill, Andrew C. Sanders 2001-5-4 33731 Riverside Santa Rosa Plateau, Carancho Road, west side of De Luz Creek valley descending plateau, downslope from 'cut flower' farm. Fallbrook 7.5' quad. About 1370 feet northeast of San Diego county line. Elevation about 610 feet. Comment
  POM157908  Malacothrix clevelandii P. A. Munz 1927-5-20 10813 Riverside 10 miles south of Hemet Comment
  RSA282907  Malacothrix clevelandii C. W. Tilforth, John Dourley 1980-7-15 2013 Riverside Along Thomas Mtn. Rd. south of Hemet, west of Hiway 74. 1662 Comment
  RSA543884  Malacothrix clevelandii Steve Boyd, David E. Bramlet 1991-5-13 6246 Riverside Domenigoni Hills, N side of Domenigoni-Diamond Valleys ESE of Winchester. Vicinity of ultramafic outcrop on ridge top S of S-end of Warren Road 549 Comment
  RSA89027  Malacothrix clevelandii J. C. Roos, Lucille Roos 1954-5-15 6119 Riverside Summit of Reche Canyon 732 Comment
  SEINET11808088  Malacothrix coulteri H. M. Hall 1902-1 2925 Riverside vicinity of Riverside 488 Comment
  CAS-BOT-BC347698  Malacothrix glabrata Scott D. White 1996-4-14 3897 Riverside Perris Basin, W Riverside Co. E of Hemet: San Jacinto River Wash near Valle Vista, N of Hwy. 74, ca. 1.7 mi W of USFS Cranston Fire Station 550 Comment
  POM6609  Malacothrix glabrata P. A. Munz, L. T. Street, Williams 1919-3-28 2370 Riverside San Gorgonio Pass, near Banning 701 Comment
  RSA771656  Malacothrix glabrata Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4912 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  SD187357  Malacothrix glabrata Naomi Fraga, Sarah J. De Groot, et al. 2005-2-10 1425 Riverside Northeastern Colorado Desert region: Along Palen Road near Highway 177. 170 Comment
  SD5136  Malacothrix glabrata Ruth B. Randall 1926-2-22 231 Riverside Whitewater Pass Comment
  UC1536762  Malacothrix glabrata G. H. True 1935-4-15 241 Riverside Mockingbird Canyon 457 Comment
  UC1539720  Malacothrix glabrata Chas. B. Fiker 1946-4-16 3415 Riverside w side Colorado Desert Comment
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Mar 23 2014
  RSA764877  Malvella leprosa Justin M. Wood 2010-9-8 2596 Riverside Beaumont Badlands: San Timoteo Canyon: Just SE of El Casco Substation along San Timoteo Creek. 640 Comment
  UCR40136  Malvella leprosa Steve Boyd 1985-8-7 1120 Riverside Santa Rosa Plateau, Murrieta area, Clinton Keith Rd. near (just east of) Bear Creek golf course Comment
  JEPS121576  Marina parryi Adam C. Schneider with Will Freyman 2014-2-16 409 Riverside East side of Highway 177. Comment
  RSA554016  Marina parryi A. C. Sanders, E. J. Lawlor 1992-4-4 12121 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  RSA703808  Marina parryi LeRoy Gross 2005-3-3 1601 Riverside Palen Mountains, south side. Near end of old prospect road., [From] Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W. 207 Comment
  UCR245965  Marina parryi Duncan S. Bell 2009-3-9 101 Riverside Arica Mountains, SE section of the range, c. 1.2 air miles from Priest Well, or c. 6.5 air miles SW of ghost town of Rice 307 Comment
  UCR23347  Marsilea vestita John C. Roos 1965-9-16 s.n. Riverside Lakeview Comment
  UCR266276  Marsilea vestita D. E. Bramlet 2005-6-8 3874 B Riverside San Jacinto Valley Region, c. 4.5 km NE of Winchester, 7 km WSW of Hemet, c. 100 m north of Stetson Ave., 50 m west of MWD Canal 457 Comment
  RSA612845  Matricaria matricarioides D. L. Banks 1997-3-1 1371 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, west of Pala Road. Reservation lands west of the casino and along Pechanga Creek. 329 Comment
  UCR57131  Meconella denticulata Jeri Hirshberg 1989-4-18 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., south of town of Murrieta, Miller Canyon, north of Mesa de Burro 585 Comment
  POM276580  Medicago polymorpha Lyman D. Benson 1932-3-26 3159 Riverside 3 miles N [of] Temecula. 457 Comment
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Dec 4 2011
  SEINET953789  Medicago polymorpha Amber Bruno 2005-1 22 Riverside Peninsular Range, Agua Tibia Mountains: UC Emerson Oaks Reserve, ca. 8 miles southeast of Temecula, South of Hwy 79 at East end of Pauba Valley, end of Los Caballos Road in vicinity of water tank (Pechanga 7.5') 457 Comment
  UCR40517  Medicago sativa Steve Boyd 1985-7-23 1007 Riverside Santa Ana Mtns., Santa Rosa Plateau, De Luz Road, 5.5 mi west of Rancho California 396 Comment
  UCR214118  Melica frutescens A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37748 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 (Lee) Lake, 0.5 mi. NE (25 deg. ) of Temescal Canyon Rd. where it goes under I-15 404 Comment
  RSA10520  Melica imperfecta C. F. Baker 1909-05 s.n. Riverside Fairmont Hill. Comment
  RSA403495  Melica imperfecta Ora M. Clark 1929-3-16 1700 Riverside San Jacinto Mountains Comment
  RSA403496  Melica imperfecta Ora M. Clark 1929-3-16 1701 Riverside South Cabazon. Comment
  SEINET251710 Image available Melica imperfecta A. C. Sanders, Seung, Chaul Kim, Plant Taxonomy 2005-5-7 30122 Riverside Peninsular Range, agua Tibia Mountains: UC Emerson Oaks Reserve,ca. 8 miles southeast of Temecula, S of Hwy 79 at E end of Pauba Valley, end of Los Caballlos Road in vicinity of water tank(Pechanga 7.5 457 Comment
  SEINET7073348  Melica imperfecta A. G. Vestal 1963-4-29 s.n. Riverside South Mesa on Tenaja Grande (Tenaja Trunk Road), Santa Ana Mountains. Cleveland National Forest. Coordinate datum: NAD27. Comment
  SEINET7097940  Melica imperfecta A. G. Vestal 1937-5-9 s.n. Riverside Lat. 33 43' 11ao N, Long. -116 58' 15ao W. (NAD 27 converted to WGS84 decimal degrees) South of Hemet at the foothills of Santa Rosa Hills. UTM Zone 11, 502695 mE, 3730874 mN. Comment
  RSA594036  Melilotus indicus D. L. Banks, Elizabeth Hedge Banks 1996-5-2 0926 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve. Along the broad alluvial benches just to the SE of the gate to the Preserve. 448 Comment
  UCR107766  Mentha D. L. Banks 1997-11-15 2194 Riverside NW Palomar Mtns, Agua Tibia Mtns: N face of Dorland Mtn, on the north side of the Dorland Mtn Arts Colony. Along the margins of a small man-made pond. 549 Comment
  HSC85404  Mentzelia affinis Steve Boyd 1986-4-20 1722 Riverside Gavilan Hills: Santa Rosa Rd. just W of Piedras Rd. Comment
  UCSB8381  Mentzelia affinis Yokoyama, Howard 1953-4-12 Riverside Two miles out of Joshua Tree Comment
  UCR35320  Mentzelia congesta L. B. Ziegler 1967-7-5 178 Riverside San Jacinto Mtns., south slope of Thomas Mountain 1616 Comment
  RSA0104078  Mentzelia involucrata Duncan S. Bell, Evan Meyer 2014-10-28 7670 Riverside Orocopia Mountains; northwest section of range; approximately 1.8 air miles northwest of the summit of Orocopia Mountain. 936 Comment
  RSA720424  Mentzelia involucrata M. B. Dunkle 1933-3-4 3053 Riverside Painted Canyon, Colorado Desert. 30 Comment
  SBBG25136  Mentzelia involucrata D. Myrick 1966-4-2 1332 Riverside upper end of Aqueduct Rd, SE of Desert Hot Springs Comment
  UC217974  Mentzelia involucrata P. A. Munz, D. Keck 1922-4-13 4940 Riverside Colorado Desert, Eagle Mtns. 243 Comment
  UCR244306  Mentzelia involucrata Jim Andre 2012-4-16 20886 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
  RSA4894  Mentzelia involucrata var. megalantha Carl B. Wolf 1932-4-27 3010 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  UCR29622  Mentzelia lindleyi Don Emery 1983-3-11 s.n. Riverside Peninsular Range, Aguanga, 1 mi north of Hwy. 79 at a point 1 mi west of its jct with Hwy 371. Comment
  UCR61092  Mentzelia montana Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2266 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  SBBG45338  Mentzelia nitens Leota Davidson 1966-4-6 115 Riverside near Joshua Tree Nat Monument headquarters Comment
  RSA666649  Micropus californicus A. C. Sanders, Kent Beaman 2002-5-10 25052 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
  POM316517  Microseris heterocarpa Charlotte M. Wilder 1904-4-23 114 Riverside Jurupa Hills near Riverside. Comment
  RSA792922  Microseris heterocarpa A. C. Sanders, T. B. Salvato 2011-3-28 38820 Riverside Menifee Valley, powerline corridor along McLaughlin Rd. west of Murrieta Rd., north of Sun City 439 Comment
  RSA716263  Microseris lindleyi Scott D. White, Angelia Carey 2004-4-5 9997 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  UC26710  Mimulus H. M. Hall 1899-5-31 Riverside Smith Mt. Comment
  RSA0018783  Mimulus N. C. Cooper 1949-6-29 4345 Riverside Pine Cove. Comment
  UCR199565  Mimulus aurantiacus Scott D. White 2004-4-26 10264 Riverside San Jacinto Mountain Foothills, Soboba Indian Reservation, Indian Creek Watershed 671 Comment
  SEINET7048215  Mimulus aurantiacus Steven R. Hill, Andrew C. Sanders 2001-5-4 33728 Riverside Santa Rosa Plateau, Carancho Road, at crossing of De Luz Creek (headwaters), Fallbrook 7.5' quad. Elevation 1140-1180 feet. 359 Comment
  LA209160  Mimulus aurantiacus var. pubescens W. E. Pequegnat; 1938-6-15 sn Riverside Santa Ana Mountains, On Bedford Rd Comment
  UC943817  Mimulus aurantiacus var. pubescens H. E. McMinn 1949-6-9 5590 Riverside 1 mi n San Diego Co. line (near Aguanga on Highway 71) Comment
  POM305379  Mimulus aurantiacus var. puniceus Henry J. Ramsey, Henry J. Ramsey 1938-5-4 639 Riverside Elsinore Comment
  RSA442707  Mimulus aurantiacus var. puniceus Robert Gustafson 1983-4-18 2500 Riverside Clinton Keith Road, about 3 miles from its junction with Hwy. 15, eastern slopes of the Santa Ana Mts. 457 Comment
  UC1238899  Mimulus aurantiacus var. puniceus Freed W. Hoffman 1950-4-24 3573 Riverside where Winchester road turns off from Highway 74; Rock Brook Ranch Comment
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Mar 20 2011
  UCR151972  Mimulus aurantiacus var. puniceus Steve Boyd, Aydee Virgen 2004-4-13 10850 Riverside Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon Comment
  RSA172237  Mimulus bigelovii var. bigelovii Robert F. Thorne 1963-3-29 32432 Riverside Eagle Mountains, Pumping Station, S side of Eagle Mountains; ca. 12 miles W of Desert Center 535 Comment
  UCR146442  Mimulus bigelovii var. bigelovii R. F. Thorne, Et al. 1969-6-24 38096 Riverside San Jacinto Mtns., San Bernardino National Forest, above James Reserve in Hall Canyon 1677 Comment
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May 11 2019
  UC26868  Mimulus bigelovii var. bigelovii W. G. Wright c. 1889 1753 Riverside Colorado Desert and Mojave Desert Comment
  RSA683862  Mimulus brevipes Scott D. White, Michael Honer 2003-4-4 8949 Riverside Temescal Valley: Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. 366 Comment
  RSA701500  Mimulus brevipes M. Wall, Susan Jett, Perez, Garcia 1994-6-1 53 Riverside S of Hemet 1.75 mi W of Benjie Lane off Hwy R-3. Comment
  UCR89473  Mimulus clevelandii Steve Boyd, Chris Frazier 1993-4-24 8010 Riverside Palomar Mtns., Cleveland Nationall Forest, Agua Tibia Wilderness Area. south of Vail lake at the an base of Agua Tibia Mtn, along trail extending S from end of Woodchuck Road. 884 Comment
  POM157912  Mimulus diffusus P. A. Munz 1927-5-20 10806 Riverside 10 miles S. of Hemet. Comment
  RSA408105  Mimulus fremontii R. S. Woglum 1937-5-22 534 Riverside Anza, Cahuilla Valley. Comment
  UCR193126  Mimulus fremontii A. C. Sanders, Tim Thomas 2008-6-20 35535 Riverside Peninsular Range; San Jacinto Mtns., May Valley near Fleming Ranch, north of Bonita Vista Rd. and east of Herkey Creek 1550 Comment
  SEINET9797064 Image available Mimulus fremontii Sharon McCormick 1976-5-16 Riverside James Reserve, Yellow Pine Forest Comment
  UCR174346  Mimulus guttatus A. C. Sanders 2006-5-19 32401 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
  UCR174626  Mimulus guttatus Holly Summers, Jennifer H. Jones and Thi (Teresa) Bui 2006-5-31 s.n. Riverside Peninsular Ranges; San Jacinto Mtns., Stream below parking lot on Calif. Hwy 243 across road from Lake Fulmor 1616 Comment
  UCD122831  Mimulus palmeri Victor Duran 1932-5-18 3220 Riverside Idyllwild, San Jacinto Mountains. 1676 Comment
  CLARK-A1528-4266  Mimulus pilosus Pete Holliday 1969-5-19 71 Riverside Riverside Comment
  UC445181  Mimulus pilosus A. W. Anthony 1895-7-13 Riverside Strawberry Valley San Jacinto Mt. 1615 Comment
  RSA430193A  Mimulus rubellus R. S. Woglum 1937-5-22 550 Riverside Santa Rosa Mountains, near Santa Rosa Indian Reservation. Comment
  UC63722  Mimulus tilingii H. M. Hall July 1901 2403 Riverside Tamarack Valley San Jacinto Mountains 2743 Comment
  VVC319  Mirabilis bigelovii W. W. Mayhew 1960-3-17 s.n. Riverside Colorado Desert, 4.5 miles NW Desert Hot Springs. 482 Comment
  SEINET196194  Mirabilis californica LeRoy Abrams 1941-4-22 13875 Riverside Palomar School near Perris Comment
  JEPS61337  Mirabilis laevis W. L. Jepson 1927-4-14 11707 Riverside Silent Canyon, SE end of Santa Rose Moutains 304 Comment
  RSA700902  Mirabilis laevis Keith E. Hoffmaster 1936-4-26 s.n. Riverside Box Springs grade. Comment
  POM14174  Mirabilis laevis var. crassifolia P. A. Munz 1922-4-9 4754 Riverside Palm Springs. 76 Comment
  SEINET3142104  Mirabilis laevis var. crassifolia P. A. Munz 1940-3-22 15654 Riverside Whitewater Canyon, 2 mi N of Banning - Indio blvd. Comment
  RSA0027993  Mirabilis laevis var. crassifolia P. Shirokawa 1998-5-15 30 Riverside Cleveland National Forest- Trabuco Ranger District, 0.3 miles from Ortega Highway (State Highway 74) on North Main Divide Road. 808 Comment
  RSA701029  Mirabilis laevis var. glutinosa Keith E. Hoffmaster 1935-3-31 s.n. Riverside Palm Springs Comment
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Aug 27 2011
  PASA595  Mirabilis laevis var. retrorsa 1929-3-3 Riverside Hidden Springs, Colorado desert Comment
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Jun 24 2016
  RSA652390  Mirabilis laevis var. retrorsa N. R. Zabriskie, Walter Zabriskie 1971-2-15 s.n. Riverside South facing slope, North Canyon, Andreas Canyon drainage, E slope San Jacinto Mnts, Riverside County. 427 Comment
  UC851737  Mirabilis laevis var. retrorsa C. L. Hitchcock 1940-4-1 5906 Riverside 1 mi below Cottonwood Springs, Joshua Tree National Monument Comment
  CAS-BOT-BC384085  Mirabilis laevis var. villosa J. C. Roos 1966-3-26 s.n. Riverside 2 miles S.E. of Desert Center Comment
  SD225031  Mirabilis laevis var. villosa G. K. Helmkamp 1998-4-4 3131 Riverside Southern Mojave Desert: junction of CA hwy 62 (Twentynine Palms hwy) & CA hwy 177 (Desert Center-Rice Rd). 456 Comment
  POM157932  Mirabilis multiflora var. pubescens P. A. Munz 1927-5-21 10838 Riverside Coahuila Valley. 1372 Comment
  RSA464621  Mirabilis multiflora var. pubescens N. R. Zabriskie, W. M. Zabriskie 1972-3-30 500 Riverside west of Hwy 74, Santa Rosa Mountains 976 Comment
  UC444444  Mirabilis tenuiloba W. G. Wright 1880-1 Riverside Colorado Desert Comment
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Dec 17 2016
  HSC47582  Mohavea confertiflora R. W. Spjut, C. E. Edson 1978-5-3 5011 Riverside Colorado Desert: N face of Chuckawalla Mtns. 1 mi. E of Granite Mine SE of Desert Center 335 Comment
  UCSB7450  Mohavea confertiflora Haller, John 1957-3-23 Riverside at mouth of Morongo Canyon; ca. 8 rd. mi. N. of US. 99 and 1 air mi. S. of Riverside - San Bernardino Co. line 762 Comment
  SD146222  Mollugo verticillata A. C. Sanders, D. Bramlet, et al. 1999-10-15 23178 Riverside San Jacinto Valley: Mystic Lake, 1.4 mile southeast of Jackrabbit Trail on Gilman Springs Road, 1.4 mile south of Eden Hot Springs. 433 Comment
  UC1995359  Monardella australis subsp. australis Elizabeth McClintock 1939-9-1 Riverside trail to Round Valley; San Jacinto Mts. Comment
  RSA667  Monardella macrantha subsp. hallii J. T. Howell 1927-8-2 573 Riverside Road to Hemet, Mt. San Jacinto. 1372 Comment
  UC1499820  Monardella nana Elizabeth McClintock 1941-7-21 123 Riverside San Jacinto Mts. Trail to Hidden Lake, a short distance below Willow Creek. Comment
  UC1499859  Monardella nana Elizabeth McClintock 1940-5-19 6 Riverside 1/2 miles off Pines to Palms Highway, on road to Santa Rosa Mt. Comment
  CLARK-A1528-579  Monardella nana subsp. arida C. M. Flanagan 1973-5-12 OO 405 Riverside San Jacinto Mountains 1097 Comment
  UCR215364  Monardella nana subsp. tenuiflora Fred M. Roberts 2006-6-21 6341 Riverside Peninsular Range; San Jacinto Mountains, Little Thomas Mountain; Thomas Mountain Road, 0.5 km west summit of peak 1866 Comment
  UCR221473  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-15 117 Riverside Peninsular Range; San Jacinto Mtns., on the Idyllwild road, a short distance below the Keen Camp turn off, in canyon where the Pseudotsugas first occur 1479 Comment
  UCR92694  Monolepis nuttalliana A. C. Sanders, K. D. Jones, D. Malueg, Tom Paulek 1996-4-20 18062 Riverside San Jacinto Valley, San Jacinto Wildlife Area, along Davis Road, W side of road, west of Headquarters buildings. 442 Comment
  RSA278963  Monoptilon bellioides B. A. Prigge, L. Martinez 1978-3-23 2410 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  UCSB9912  Monoptilon bellioides Yokoyama, Howard 1953-3-21 Riverside 9 miles east of Indio Comment
  RSA648069  Muhlenbergia asperifolia J. C. Roos 1946-9-14 3002 Riverside Dos Palmas Springs east of Asbestos Mt. 1066 Comment
  POM8787  Muhlenbergia microsperma P. A. Munz 1920-4-11 3810 Riverside Santa Ana River Canyon. 304 Comment
  UCR145963  Muhlenbergia microsperma June Latting 1977-11-6 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos, Snow Creek 488 Comment
  POM122723  Muhlenbergia rigens Marcus E. Jones 1924-8-20 s.n. Riverside Idyllwild. Comment
  UCR2566  Muhlenbergia rigens F. M. Reed 1934-9-26 8955 Riverside San Jacinto Mtns., Herkey Creek camp 1341 Comment
  UCR41342  Muhlenbergia rigens N. M. Fellows 1984-11-12 29 Riverside San Jacinto Mtns., Oasis de Los Osos Preserve, off Snow Creek Canyon at the north foot of the Mtns, 1 mile west of Snow Creek Village 488 Comment
  POM13204  Muilla maritima Philip A. Munz, I. M. Johnston 1922-5-20 5465 Riverside Kenworthy, San Jacinto Mountains 1433 Comment
  RSA741066  Muilla maritima Scott D. White, Justin M. Wood 2008-6-5 12074 Riverside Garner Valley: Hwy 74 at Thomas Mountain Rd. - SW corner of junction. 1326 Comment
  SBBG53764  Muilla maritima S. Boyd 1980-6-4 Riverside Harford Springs County Park, NW corner of the Gavilan Plateau, between the Juniper Grove Rd and stream Comment
  VVC542  Muilla maritima A. C. Sanders, J. Mac 1997-5-4 20699 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek. 854 Comment
  SD261013  Myosurus minimus subsp. apus John F. Green 2008-7-9 Riverside Peninsular Range: Menifee Valley, east of Briggs Rd and north of Holland Rd (Romoland 7.5'Q) 438 Comment
  UCR85530  Myosurus minimus subsp. apus Scott D. White 1993-3-12 1149 Riverside Perris-Aguanga Basin Region, near Winchester; Old Salt Creek Channel, between new flood control channel and Patton Ave 445 Comment
  RSA522093  Najas marina Steve Boyd, Orlando Mistretta 1989-7-18 3761 Riverside Vail Lake area, along west shore of lake 1/2 mi S of dam. 427 Comment
  RSA615063  Najas marina A. C. Sanders, P. J. MacKay, G. K. Helmkamp, J. D. Stewart, Colin L. Sanders 1994-12-4 15884 Riverside Colorado Desert, Salton Sink: Dos Palmas oasis area. -37 Comment
  RSA715323  Nama demissa Ora M. Clark 1929-3-16 1706 Riverside South Cabazon. Comment
  SBBG97210  Nama demissa W. L. Halvorson 1977-3-8 77085 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  UCSB18976  Nama demissa Winn, Will 1963-4-8 Riverside U.S. Highway 60-70; 29.2 miles W of Desert Center 304 Comment
  UCSB5301  Nama demissa Beeks, Richard 1952-4-4 Riverside 2.15 miles W. of junction of U.S. 60, U.S. 40, and U.S. 195 Comment
  RSA575976  Narcissus tazetta Steve Boyd 1981-2-2 s.n. Riverside Gavilan Hills region, upper Arroyo del Toro along old road grad west of Bull Canyon Road. 610 Comment
  RSA586486A  Nassella cernua D. L. Banks, Steve Boyd 1995-5-9 343 Riverside NW Palomar Mountains; Agua Tibia Mountains; N of the Cleveland National Forest and the Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area;, W of Woodchuck Campground. 732 Comment
  CAS-BOT-BC260106  Nassella pulchra Steve Boyd 1986-5-7 1829 Riverside Alberhill Mountain: Lower slopes of S flank, just E of claymine area Comment
  RSA715050  Nassella pulchra A. C. Sanders, Guy Bruyea 2004-4-2 27436 Riverside Peninsular Range: Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 305 Comment
  RSA469853  Navarretia atractyloides E. S. Spalding 1925-6-13 s.n. Riverside Temecula. Comment
  UCD48339  Navarretia atractyloides K. Esau 1935-6-15 Riverside Riverside County. Comment
  RSA356632  Navarretia fossalis R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47317 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  UCR25246  Navarretia fossalis John C. Roos 1952-5-28 5729 Riverside Perris-Aguanga Basin region, San Jacinto River bottomland 1 mile southeast of Perris 427 Comment
  SD87635  Navarretia intertexta Frank W. Peirson 1922-5-19 4141 Riverside Five miles northeast of Murrieta on road to Perris Comment
Read comments
Nov 19 2011
  JEPS57952  Nemacaulis denudata var. gracilis Dr. L. M. Newlon 1922-4-5 462 a Riverside e Palm Springs; San Jacinto Mts. Comment
  RSA464360  Nemacaulis denudata var. gracilis Anstruther Davidson 1893-04 s.n. Riverside Palm Springs. Comment
  JEPS31042  Nemacladus longiflorus var. longiflorus W. P. and A. G. Vestal 1963-5-19 Riverside ca 1.5 mi ne Aguanga (granite slope to sw) Comment
  RSA0126425  Nemacladus longiflorus var. longiflorus Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4516 -a Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  SD137818  Nemacladus ramosissimus Darin L. Banks, Steve Boyd 1995-5-9 342 Riverside Agua Tibia Mountains Watershed, north of the Agua Tibia Wilderness Area. North slope of Agua Tibia Mountain, the Dorland Mountain area. 730 Comment
  UCR158333  Nemacladus ramosissimus A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30061 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
  UCR20301B  Nemacladus tenuis var. tenuis John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 miles southeast of Desert Center 366 Comment
  CLARK-A1656-623  Nemophila menziesii Lois Ann Scott 1978-6-5 Riverside San Jacinto Mountains 1493 Comment
  UCD120217  Nemophila menziesii Geoffrey Levin 1975-4-26 491 Riverside Mayhew Canyon 1.5 mi. southeast of Glen Ivy on Highway 71. 335 Comment
  UCR178142  Nemophila menziesii T. B. Salvato, Tracy Tennant 1998-4-23 MOR- 919 Riverside San Bernardino Mtns., Morongo Indian Reservation, seep in Wood Canyon, tree stand W-07 1220 Comment
  RSA0037196  Nemophila menziesii Tamara Joy Hanna 1991-5-12 29 Riverside Area of High Country Ranches. From Tamatea Road approx. 100 ft. to dry stream bed, walking northeasterly direction. 1280 Comment
  CSUSB120  Nemophila menziesii var. menziesii J. R. Sweeten 1965-4-21 Riverside About 1 mile southwest of Lake Matthews Dam; near roadside on steep slope; Riverside. 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
  RSA16361  Nicotiana bigelovii var. wallacei Percy C. Everett 1935-6-18 7171 Riverside Santa Ana Mountains, San Juan Canyon, near Ortega Highway on road [North Main Divide Road] to Santiago Pk. 701 Comment
  UC2015579  Nicotiana clevelandii A. C. Sanders with G. Helmkamp, P. MacKay, et al 1995-3-19 16184 Riverside Coachella Valley: Willow Hole, 4 miles south of Desert Hot Springs. Comment
  RSA589081  Nicotiana glauca D. L. Banks, Steve D. Boyd 1995-10-17 792 Riverside NW Palomar Mountains. Agua Tibia Mountains. Cleveland National Forest. Agua Tibia Wilderness Area. Along lower Arroyo Seco. S of the Dripping Springs Campground. Along the narrow benches where Arroyo Seco turns E, just W of the Metasedimentary hills. 524 Comment
  RSA593999  Nicotiana glauca D. L. Banks, Elizabeth Hedge Banks 1996-5-2 942 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve. Along the broad alluvial benches just to the SE of the gate to the Preserve. 448 Comment
  JOTR35444  Nicotiana obtusifolia Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 49 Riverside Joshua Tree National Park. Little San Bernardino Mtns. W of Juniper Flats (stop2) Comment
  RSA784954  Nicotiana obtusifolia Duncan S. Bell 2012-2-12 3112 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  RSA655092  Notholaena californica Scott D. White 2000-4-17 7650 Riverside Menifee / Sun City Area: South of McColl Ave. and east of I-215 freeway. 442 Comment
  UCSB38720  Notholaena californica Cowan, Clark 1978-4-23 Riverside ESE slope above San Jacinto tramway parking lot, Chino Canyon 570 Comment
  CHSC13600  Oenothera cespitosa subsp. marginata C. Steen 1974-4-9 29 Riverside Found ca. 50 yds. off Date Palm Drive, ca. 2 mi from junction with Hwy. 111. Comment
  UCD106846  Oenothera deltoides Dan Axelrod 1932-3-23 s.n. Riverside Palm Springs. Comment
  POM355585  Oenothera deltoides subsp. deltoides Glenn Shryoek 1928-3-17 s.n. Riverside Colorado Desert. Painted Canyon. Comment
  UC874003  Oenothera deltoides subsp. deltoides C. L. Hitchcock 1940-4-4 5944 Riverside Pinto Basin Comment
  UCD84927  Oenothera deltoides subsp. deltoides Chuck Hughes 2010-3-21 199 Riverside About 2.3 miles south of Highway 62, next to railroad tracks. 225 Comment
  SEINET5345712  Oenothera deltoides var. deltoides H. M. Hall 1905-1 5926 Riverside Colorado Desert, McCoy Wash 91 Comment
  VVC347  Oenothera elata F. Zaebst 1959-4-26 s.n. Riverside South Perris Basin, US 395 (now I-15), 2.2 mi S of Temecula River Bridge, 10 yds S.E. of hwy marker 38&30A E. side of road. 366 Comment
  POM158192  Oenothera elata subsp. hirsutissima P. A. Munz, I. M. Johnston 1928-9-6 11276 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  POM355626  Oenothera elata subsp. hirsutissima M. B. Dunkle 1933-7-21 3736 Riverside Idyllwild. 1616 Comment
  CSUSB1322  Oenothera speciosa Deborah Sullivan 1973-7-17 Riverside Pedley, Riverside. 243 Comment
  UCR176916  Olea europaea Mitch Provance, J. S. Ross 1998-3-27 MOR- 971 Riverside San Bernardino Mtns., Morongo Indian Reservation, Potrero Canyon at mouth of Corral Canyon, c. 1 mile NW of VABM Mil (Peak 3620) 915 Comment
  CAS-BOT-BC427466  Oligomeris linifolia J. Cole 1942-5-19 962 Riverside Ruby Lee Mine, Joshua Tree National Monument 914 Comment
  RSA399181  Oligomeris linifolia Robert M. Perkins, H. de Forest 1937-3-15 s.n. Riverside 20 miles East of Indio. Comment
  RSA554245  Oligomeris linifolia Theo Glenn 1991-5-15 91 -136 Riverside Colorado Desert Little Maria Mountains, NW of Blythe. 390 Comment
  RSA666719  Oncosiphon piluliferum A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24209 Riverside Val Verde, between Moreno Valley and Perris, along i-215, 0.9 mi S of Oleander Ave., at S end of Patterson Ave. 457 Comment
  RSA748350  Oncosiphon piluliferum Justin M. Wood 2009-5-15 715 Riverside Romoland, 1/4 mile S of Ethanac Rd, between San Jacinto Rd and Palomar Rd, just S of railroad tracks. 442 Comment
  SD173197  Oncosiphon piluliferum Robert Noll 1998-3-23 Riverside Moreno Valley, east of Lake Perris along JFK Dr. [corrected from Blvd.] Comment
Read comments
Sep 12 2011
  UCR235094  Oncosiphon piluliferum A. C. Sanders, John F. Green 2012-5-27 40197 Riverside Peninsular Range; Perris-Aguanga Basin Region, Romoland, powerline route west of Valley Substation (on Menifee Rd.), N of McLaughlin Rd. on the E side of San Jacinto Rd 441 Comment
  JOTR35053  Opuntia basilaris var. basilaris La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3505 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road. South-facing bajada with shallow Sonoran desert riparian corridors among desert pavement. Comment
  RSA0097548  Opuntia basilaris var. basilaris Marc A. Baker, Michelle Cloud-Hughes 2015-7-14 18416 Riverside 1. km north of the historic site of Whitewater, 16 km NW of central Palm Springs. 474 Comment
  RSA709916  Opuntia basilaris var. basilaris Leland Lubinsky, LeRoy Gross, Victor Steinmann 2005-2-17 s.n. Riverside Chuckwalla Mountains: Along wash above Corn Springs Campground., Between N33deg 37' 15'', W115deg 19' 39'' and N33deg 36' 52, W115deg 19' 54. 503 Comment
  SEINET9037747 Image available Opuntia basilaris var. basilaris M. A. Baker 2015-1 18307 Riverside San Gorgonio Pass, south base of the San Bernardino Mountains, 17.5km NW of Palm Springs 413 Comment
  POM274050  Opuntia bigelovii var. bigelovii Lyman Benson 1933-3-31 4182 Riverside Beginning of Hemet Road [presumably Hwy 74 on desert side, Deep Cyn.] Colorado Desert watershed. 549 Comment
  UCR41414  Opuntia engelmannii A. C. Sanders 1984-4-21 5016 Riverside San Jacinto Mountains, Garner Valley, 0.25 mi NW of Kenworthy Ranger Station. Comment
  SACT001621  Orcuttia californica Philip Munz 1927-5-20 Riverside Common on dessicated mud. Comment
  SBBG60650  Oreostemma alpigenum var. andersonii R. Hoffmann 1929-9-5 Riverside Tahquitz Valley 2438 Comment
  UC218173  Oreostemma alpigenum var. andersonii P. A. Munz 1922-9-5 6364 Riverside meadow n of Tahquitz Valley; San Jacinto Mts. 2225 Comment
  UCSB6226  Orobanche californica subsp. feudgei Ralph, F. 1959-5-17 Riverside Pines to Palms Hwy. (74), about 6.7 miles west of Pinon Flats Campground, San Jacinto Mtns. 1371 Comment
  UCR31806  Orobanche cooperi Gerald Griffith 1982-3-11 s.n. Riverside Coachella Valley, citrus ranch near Mecca 0 Comment
  RSA602272  Orobanche cooperi Louis C. Wheeler 1952-4-5 6848 Riverside Mecca: Box Canyon Road at canal. Comment
  RSA0070482  Orobanche cooperi subsp. cooperi Louis C. Wheeler 1952-4-5 6848 Riverside Mecca: Box Canyon Road at canal. Comment
  UC64334  Orobanche fasciculata H. M. Hall 1901-7 2599 Riverside San Jacinto Mountains, Tamarack Valley. Comment
  UCR104925  Orobanche fasciculata A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20657 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
  SBBG68724  Orobanche parishii subsp. parishii R. Hoffmann 1929-9-8 Riverside San Jacinto Mtns 2133 Comment
  SEINET12766525  Orthocarpus bracteosus N. Duane Atwood, L. Stritch 1993-4-2 17901 A Riverside Santa Rosa Plateau TNC Preserve and adjacent to BLM administrated lands.; 0 671 Comment
  RSA78288  Oxytheca trilobata P. A. Munz, E. K. Balls 1952-8-21 17967 Riverside Hamilton Creek, s.e. part of San Jacinto Mts. 1372 Comment
  UC6616  Oxytheca trilobata Geo. F. Reinhardt June 1897 Riverside San Jacinto Valley Comment
  UCR121240  Oxytheca trilobata Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2285 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  OBI8361  Paeonia californica David J. Keil, Malcolm McLeod 1977-3-26 12022 -2 Riverside 9 mi E of jctn with I-15 along Calif 79 518 Comment
  SDSU13605  Paeonia californica W. Miller, C. Mosse 1972-7-20 Riverside Comment
  UC1979663  Paeonia californica Darin L. Banks, Steve Boyd 1995-3-15 66 Riverside NW Palomar Mtns., Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., Dorland Mtn. area. Comment
  UCR76063  Paeonia californica B. G. Pitzer, Stu Hemstreet 1992-5-21 1937 Riverside Santa Ana Mtns., Cleveland National Forest, State Hwy 74, 1 mi. uphill of the 2,000 ft. marker & to the left 0.1 mi. on an old paved road 762 Comment
  CAS-BOT-BC327899  Palafoxia arida Ira L. Wiggins 1941-3-24 9573 Riverside Along eastern side of Salton Sea, 2.7 miles S of Mortmar Comment
  SBBG65759  Palafoxia arida R. C. and J. R. Robbins 1933-2-15 Riverside Tahquitz Cyn Comment
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Oct 31 2011
  POM248396  Palafoxia arida var. arida Philip Crow 1939-7-18 s.n. Riverside Blythe Comment
  UC1523588  Palafoxia arida var. arida Robert F. Thorne, C. W. Tilforth 1980-5-28 54160 Riverside San Bernardino Mountains, Colorado Desert, S end of N-S rocky ridge at E side of Whitewater River at mouth of canyon, 1/4-1/2 mi E of Whitewater Post Office Comment
  UCR214696  Palafoxia arida var. arida A. C. Sanders 2010-3-23 37543 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, at SW foot of Palen Mountains 130 Comment
  SEINET11810387  Palafoxia linearis J. F. Bright, Wyman, C. 1933-1 8068 Riverside near Palm Springs Comment
  UC495207  Parietaria hespera var. hespera Philip A. Munz 1932-3-14 12011 Riverside Magnesia Canyon; Coachella Valley 91 Comment
  UCR113896  Parietaria hespera var. hespera Mitch Provance 1998-4-14 439 Riverside Jurupa Mountains, Crestmore Heights, E. Rattlesnake Mt., 'Oak Knoll' about 0.5 km west of Rubidoux Blvd., across the street from the Crestmore Mines at the Riverside Cement Company. 396 Comment
  UCR162569  Parietaria hespera var. hespera A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16099 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  OBI25757  Parkinsonia florida David J. Keil 1980-6-20 14065 Riverside Box Cyn rd exit from I-10 488 Comment
  CAS-BOT-BC355871  Pectis papposa var. papposa R. F. Hoover 1966-10-15 10174 Riverside Bighorn Drive, San Jacinto Mts. Comment
  RSA0078487  Pectis papposa var. papposa Sarah J. De Groot, Duncan S. Bell 2015-9-21 7585 Riverside Santa Rosa Mountains south-southwest of Palm Desert. Along Carrizo Road just north of Highway 74. 1053 Comment
  SEINET3196396 Image available Pectocarya heterocarpa Andrew C. Sanders 2010-3-22 37516 Riverside Sonoran (Colorado) Desert; Chuckwalla Valley, 1.5 mi. SE of Sidewinder Well, south end of Palen Dry Lake, SW of Palen Mtns. 130 Comment
  UCR213394  Pectocarya heterocarpa A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37455 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
  UCR260878  Pectocarya linearis A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-6 41566 Riverside Peninsular Range, Temescal Valley, large open parcel between Horsethief Canyon Rd. and Hostettler Rd., just south of I-15 370 Comment
  RSA339673  Pectocarya linearis subsp. ferocula R. F. Thorne, C. W. Tilforth 1980-5-28 54220 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  RSA586093  Pectocarya linearis subsp. ferocula D. L. Banks, S. D. Boyd 1995-4-5 134 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, E of the Dripping Springs Trail., In the N flowing drainage that empties into Arroyo Seco. 610 Comment
  RSA741101  Pectocarya penicillata Scott D. White, Justin M. Wood 2008-6-5 12082 Riverside Garner Valley: Hwy 74 at Thomas Mountain Rd. - SW corner of junction. 1326 Comment
  RSA709972  Pectocarya platycarpa Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4590 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  RSA0025066  Pectocarya recurvata D. L. Banks, Victor Steinmann 1997-3-13 1470 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  RSA496356  Pectocarya recurvata Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-19 3030 Riverside Vail Lake area, 0.5 mi WNW of dam, S flank Oak Mountain. 549 Comment
  RSA775799  Pectocarya recurvata Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 989 Riverside Iron Mountains, on southwest side of mountains in drainage on either side of the road 419 Comment
  UCR269875  Pectocarya recurvata A. C. Sanders, Jim Malusa 2016-3-18 42370 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  RSA262084  Pedicularis densiflora E. W. Lathrop 1969-4-9 6968 Riverside 4 mi west of Corona between Tin Mine Canyon and Santiago Peak, Skyline Drive.Southern oak woodland with occasional Coulter Pine and Bigcone Spruce. Comment
  UCR16845  Pedicularis densiflora Robert A. Clark 1966-3-19 031966- 05 Riverside Peninsular Range; Santa Ana Mtns, Skyline Drive 6 miles from entrance off Chase Ave., Corona 762 Comment
  UC103245  Pedicularis semibarbata A. W. Anthony 1895-7-7 Riverside San Jacinto Mountains 2743 Comment
  UCSB16960  Pediomelum californicum Brooks, Terry 1963-5-5 Riverside Pinon-Flats Campground on California State Highway 74 1219 Comment
  CAS-BOT-BC69223  Pellaea andromedifolia Winfield 1975-5-4 2361 Riverside Highway 74 mile marker 52 22 914 Comment
  CLARK-A1528-37  Pellaea andromedifolia E. Kozloff 1938-1-9 Riverside Corona Comment
  UCR16671  Pellaea mucronata Dave Baasch 1972-2-17 720217- 2 Riverside San Jacinto Mountains, San Jacinto Creek 9 mi east of Hemet on State Hwy 74. 701 Comment
  POM145482  Pellaea mucronata var. mucronata Marcus E. Jones 1927-4-16 s.n. Riverside Cottonwood Spring, near Shaver's Well, Colorado Desert Comment
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Oct 9 2010
  RSA771103  Pellaea mucronata var. mucronata Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4715 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65119 604 Comment
  UC71513  Pellaea mucronata var. mucronata Miss Alice King Riverside Menefee Comment
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Mar 15 2014
  UC1930202  Pennisetum setaceum Scott D. White, Angelia Carey 2004-7-2 10576 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. Comment
  SEINET4178565 Image available Pennisetum villosum T. B. Salvato 2000-8-22 Riverside Pennisular Range, Riverside, Bascomb Dr at Don Goodwin St. 309 Comment
  RSA79805  Penstemon californicus F. W. Peirson 1922-5-21 3048 Riverside Hemet Valley, San Jacinto Mts. 1372 Comment
  RSA96996  Penstemon centranthifolius R. M. Straw 1953-6-5 446 Riverside 0.2 mi. west of Palms to Pines Hwy on road to Anza. Comment
  SD111887  Penstemon clevelandii var. connatus Barbara Ertter, Jeffrey Strachan 1980-5-21 3487 Riverside Rivulet crossing Santa Rosa Mountain road (Forest Road 7S02) from Highway 74 (Pines to Palms Highway) (mak 10/07) 1584 Comment
  RSA772326  Penstemon grinnellii subsp. grinnellii Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4506 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA0014853  Penstemon rostriflorus C. W. Tilforth, John Dourley 1970-9-2 305 Riverside Along road to Santa Rosa Mountain. Comment
  JEPS13631  Penstemon spectabilis Peter Kamb 1947-5-17 528 Riverside Banning-Idyllwild road at Vista Grande Ranger Station , Vista Grande Ranger Station (San Jacinto Mts.) 1463 Comment
  RSA736855  Penstemon spectabilis Scott D. White, Angelia Carey 2004-7-2 10592 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  UCR93812  Penstemon spectabilis P. J. MacKay 1996-6-15 008 Riverside Reche Cyn., 2.5-3 mi. south of S. B. county line on Reche Cyn. Rd. 580 Comment
  UCR268278  Penstemon spectabilis var. subviscosus Jim Andre 2012-6-15 30503 Riverside San Jacinto Mountains, San Bernardino National Forest, along Hwy 243 at Mount Edna Road, c. 1 mile north of McMullen Flat, 5.9 miles south of Hwy I-10 at Banning 1172 Comment
  LA203844  Pentachaeta aurea Robert G. Engman; sn Riverside San Jacinto Mountains Comment
  POM19632  Pentachaeta aurea Mary F. Spencer 1923-7-27 2211 Riverside Fern Valley 1616 Comment
  UCR261394  Pentagramma triangularis Joseph Cahill 2011-1-8 111- 19 Riverside Peninsular Range; Santa Ana Mtns., Cleveland National Forest, San Juan Loop Trail, c. 0.5 mi. from eastern trailhead off Hwy 74 590 Comment
  RSA0070723  Pentagramma triangularis Marion P. Harthill 1976-5-6 s.n. Riverside Cleveland National Forest. [County not specified on label. Could be Orange, Riverside, or San Diego County] 609 Comment
  UCSB41255  Pentagramma triangularis subsp. triangularis Cowan, Clark 1978-4-25 Riverside 6.7 mi. (10.7 km.) SW on 74 from jct. with 71, 4.6 mi. (7.3 km.) from Lake Elsinore, Santa Ana Mts. Cleveland Nat. F. Comment
  SEINET5767260  Peritoma arborea N. H. Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-23 6484 Riverside At the south entrance to Joshua Tree national Monument, near Interstate 10, 24 miles east of Indio 549 Comment
  SEINET12740180  Peritoma arborea E. Adams 1978-1 S.N. Riverside Mecca, Box Canyon. 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
  CAS-BOT-BC73773  Peritoma arborea var. arborea Dr. Barton W. Evermann 1916-5-13 s.n. Riverside Cottonwood Springs Comment
  RSA0118595  Perityle emoryi Sarah J. J. De Groot, Cheryl Sevilla 2016-3-16 7646 Riverside Mecca Hills: hills around Shaver's Well, along Box Canyon Road; south edge of Shaver's Valley, east-northeast of Mecca. 294 Comment
  SDSU13613  Persicaria lapathifolia W. Miller, C. Mosse 1972-8-9 Riverside Comment
  POM12018  Petalonyx linearis E. C. Jaeger 1920-4-7 1197 Riverside Rockhouse Canyon, Santa Rosa Mts. Comment
  RSA77426  Petalonyx linearis F. W. Peirson 1921-3-23 2376 Riverside Deep Canyon south of Coachella Valley 335 Comment
  CAS-BOT-BC167770  Petalonyx thurberi Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring 60 Comment
  HSC47320  Petalonyx thurberi R. W. Spjut, Judy Adams 1978-11-22 5237 Riverside Colorado Desert, N of N Palm Springs along Indian Ave. 0 Comment
  POM83639  Petalonyx thurberi Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  LA49847  Petalonyx thurberi subsp. thurberi Norman C. Cooper; 1944-5-20 2631 Riverside San Jacinto Mountains, Palms to Pines Highway 304 Comment
  SD48389  Petalonyx thurberi subsp. thurberi E. K. Balls, P. C. Everett 1957-8-20 22662 Riverside In sun, on dry open desert; 3.2 mi. north along road to 29 Palms from jct. with U.S. Hwy. 60/70/99. 259 Comment
  SD67610  Petalonyx thurberi subsp. thurberi Victor Duran 1933-7-3 3500 Riverside Coachella Valley at Deep Canyon. Frequent in washes and on the desert floor. Comment
  CAS-BOT-BC326769  Peucephyllum schottii Robert F. Thorne 1963-3-29 32441 Riverside South side of Eagle Mountains near pumping station of Metropolitan Water District about 12 miles west of Desert Center Comment
  CAS-BOT-BC326842  Peucephyllum schottii H. M. Hall; L. A. Greata 1905-4-1 5849 Riverside Near Dos Palms [Dos Palmas], Colorado Desert Comment
  RSA663863  Peucephyllum schottii C. R. Annable 1995-3-15 2286 Riverside 2km S of Lake Cahuilla County Park. Comment
  UCR147005  Peucephyllum schottii Scott D. White 1999-4-21 7246 Riverside Sonoran (Colorado) Desert, East end of Coachella Valley: Bajada between Little San Bernandino Mts. and Indio Hills 213 Comment
  RSA94107  Peucephyllum schottii F. W. Peirson 1924-12-30 5423 Riverside Thousand Palms Canyon, Coachella Valley. 122 Comment
  CHSC8308  Phacelia Edward L. Smith 1958-3-21 373 Riverside Located 6 mi. s of Rice, near Priest's Well. Little Santa Maria Mts. 365 Comment
  POM12033  Phacelia ambigua Mary F. Spencer 1920-3-14 1581 Riverside Desert sand, Colorado Desert. -60 Comment
  POM13312  Phacelia ambigua E. C. Jaeger 1921-5-20 1076 Riverside Palm Springs. Comment
  POM47196  Phacelia ambigua Mary F. Spencer 1920-3-12 1581 Riverside Mecca. Colorado Desert -60 Comment
  POM48138  Phacelia ambigua E. E. Schellenger 1920-05 s.n. Riverside Canyon east of Coachella, Colorado Desert. Comment
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Jun 15 2012
  CLARK-A1528-2993  Phacelia brachyloba John C. Roos 1937-6-7 669 Riverside Sage Comment
  RSA787988  Phacelia brachyloba L. M. Prince, Duncan S. Bell 2009-6-17 570 Riverside Cleveland National Forest. Roadside. Comment
  SEINET4080538  Phacelia brachyloba C. Davidson 1975-1 2814 Riverside 5.4 miles north of alandale Station on road R1 from Idyllwild to Banning. 1652 Comment
  POM3749  Phacelia campanularia H. M. Hall 1902-04 2818 Riverside Coyote Canyon 183 Comment
  RSA427702B  Phacelia campanularia N. C. Cooper 1942-3-21 s.n. Riverside Whitewater Canyon. Comment
  UCD166247  Phacelia campanularia Jack Major 1962-4-17 781 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
  JEPS24831  Phacelia campanularia subsp. campanularia Peter M. Ray 1949-3-12 1352 Riverside 2 mi w of Whitewater (n side of Coachella Valley); Coachella Valley 457 Comment
  RSA771630  Phacelia campanularia subsp. campanularia Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4992 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010. 732 Comment
  RSA0106605  Phacelia campanularia subsp. campanularia Robert F. Thorne 1995-3-29 63030 Riverside White Water Canyon. 600 Comment
  UC666577  Phacelia campanularia subsp. vasiformis Harlan Lewis and Carl Epling 1942-4-26 1606 Riverside Morongo Wash Comment
  RSA680847  Phacelia cicutaria var. hispida Scott D. White, Michael Honer 2003-4-2 8907 Riverside Temescal Valley: Just west of I-15 Freeway and northeast of Lawson Dr. 305 Comment
  UC1087288  Phacelia cicutaria var. hispida E. K. Balls and P. C. Everett 1958-3-19 22873 Riverside hills 1 mi e Hwy. 17 to Elsinore 198 Comment
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Mar 1 2014
  UC73671  Phacelia cicutaria var. hispida M. F. Gilman 1904-1 7 &8 Riverside Banning Comment
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Mar 13 2011
  UC881077  Phacelia cicutaria var. hispida C. L. Hitchcock 1940-4-12 6040 Riverside 8 mi nw Elsinore 457 Comment
  SEINET7048178  Phacelia cicutaria var. hispida Steven R. Hill 2001-5-3 33684 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
  RSA0107847  Phacelia crenulata Duncan S. Bell, Amanda Turek 2009-3-30 169 Riverside Southeast section of the Arica Mountains; approximately 1.25 air miles southwest of Priest Well. 349 Comment
  SFV5027  Phacelia crenulata F. M. Ball 1964-1-4 s. n. Riverside Colorado Desert Wide bench on right side of Rt. 74 to Hemet, about 7 miles south of Palm Desert. 335 Comment
  UCR251905  Phacelia crenulata var. ambigua Jim Andre 2013-3-27 24829 Riverside NE Colorado Desert, Riverside Mountains, Agnes Wilson Rd. west of crossing of Colorado River, 0.8 mi east of Hwy 95, 12.4 mi south of Vidal Junction 115 Comment
  UCR245953  Phacelia crenulata var. minutiflora Duncan S. Bell 2009-3-7 18 Riverside Arica Mountains, ridgeline of range just north of the summit along the border of the Palen/McCoy Wilderness Area 614 Comment
  UCR97479  Phacelia cryptantha John Wear, Nathan Moorhatch 1997-3-18 s.n. Riverside San Jacinto Mtns, S of Chino Canyon, at NW end of Palm Springs 350 Comment
  RSA651699  Phacelia distans Diane M. Ramirez 1983-5-15 29 Riverside Mellor Ranch Road, 4 mi S of junction with CA Hwy 243, S of Banning. Comment
  SBBG64888  Phacelia distans M. N. Ackley 1928-3-11 407 Riverside near Cabazon 609 Comment
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Mar 13 2011
  UCR195122  Phacelia distans A. C. Sanders, Tim Thomas 2008-8-1 35959 Riverside Peninsular Range; San Jacinto Mtns., lower Coldwater Creek near Mountain Center, SSE of Keenwild Fire Station 1372 Comment
  UCSB54159  Phacelia fremontii McKinley, Gale 1985-3-27 Riverside 1/2 mile west of Ryan campground in Joshua Tree National Monument 1280 Comment
  JEPS1184  Phacelia minor Dr. L. M. Newlon 1922-4-4 444 Riverside Andreas Canyon San Jacinto Mts. Comment
  RSA501039  Phacelia minor Steve Boyd, Tim Ross, L. Arnseth 1989-4-1 3160 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  RSA602235  Phacelia minor R. S. Woglum 1934-3-18 645 Riverside Peninsuar Ranges: San Jacinto Mountains, Coachella Valley, Snow Creek. Comment
  RSA69365  Phacelia minor G. R. Campbell 1951-5-30 16138 Riverside 9 miles west of Anza. 1067 Comment
  RSA78473  Phacelia minor Verne Grant, Alva Grant 1952-3-19 17502 Riverside Near mouth of Whitewater Canyon. Comment
  UC1523628  Phacelia minor Robert F. Thorne, Walter Wisura, Earl Lathrop, and Sara Meury 1985-5-18 60626 Riverside along Clinton Keith Rd near base of plateau; Santa Rosa Plateau 430 Comment
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Aug 4 2007
  RSA494633  Phacelia ramosissima var. latifolia Maureen Pendleton 1987-5-20 s.n. Riverside Ca. 0.8 mi. (airline) WSW of town of Anza on Terwilliger Rd. 1280 Comment
  UC63812  Phacelia ramosissima var. latifolia H. M. Hall June 1899 Riverside Fairmount Hill Riverside Comment
  UCR151063  Phacelia ramosissima var. latifolia Scott D. White 1998-6-17 6748 Riverside Peninsular Ranges; Gavilan Hills, along Gavilan Rd. or Santa Rosa Mine Rd.; c. 7 mi survey route from Gavilan/ Cajalco Rd. junction. south and east to Santa Rosa Mine/ Post Rd. junction 671 Comment
  CLARK-A1528-4797  Phalaris lemmonii John C. Roos 1966-3-24 Riverside Winchester Comment
  UCR220328  Phalaris lemmonii D. E. Bramlet 1992-4-15 2223 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
  UCR249866  Phalaris lemmonii Virginia Moran 2008-3-31 s.n. Riverside Johnson Ranch (managed by Center for Natural Lands Management), vicinity of Skunk Hollow and Santa Gertrudis Creek, NE of Temecula 427 Comment
  RSA595316  Phalaris minor D. L. Banks, Victor Steinmann 1996-4-20 890 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; At the junction of Los Caballos Road and Hwy. 79. 377 Comment
  UCR2663  Phleum pratense F. M. Reed 1903-12-10 224 Riverside San Bernardino Valley/Upper Santa Ana River region, Riverside, Terraces Ranch [547 Chicago Ave., near Arroyo Tequesquite] 305 Comment
  UCR110970  Phlox austromontana George K. Helmkamp 1998-6-27 4107 Riverside Santa Rosa Mtns., 5.8 mi SE of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail = F. S. Rd. 7S02), below Mountain Home Spring 1799 Comment
  SD181808  Phoenix canariensis Scott D. White 2000-10-24 8139 Riverside Gibbel Flat in the Santa Rosa Hills. 609 Comment
  RSA78182  Pholisma arenarium P. A. Munz 1953-5-31 18518 Riverside Joshua Tree National Monument. 1357 Comment
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Jul 9 2012
  UC197348  Pholistoma membranaceum Samuel B. Parish Mar 1883 21 Riverside borders of the Colorado Desert Cabezon; Colorado Desert, Cabezon Comment
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Jul 15 2009
  CAS-BOT-BC135073  Phoradendron californicum John Thomas Howell 1928-1-29 3301 Riverside Painted Canon [Canyon]. Colorado Desert Comment
  RSA640171  Phoradendron californicum Louis C. Wheeler 1964-10-17 8641 Riverside North side of Orocopic Mountains: South of Hayfield Reservoir. Comment
  SEINET3835376 Image available Phoradendron californicum Lewis S. Rose 1938-12-17 s.n. Riverside Palm Springs, Palm Springs. 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
  RSA727246  Phoradendron densum John F. Green 2008-1-18 s.n. Riverside Gavilan Hills: 5.5 miles WNW of Perris, c. 0.5mi. north of Santa Rosa Mine Rd. and 0.75 mi SE of Ida Leona Mine. 671 Comment
  UCD102166  Phoradendron juniperinum P. Kilburn 1958-5-30 829 Riverside Mt. San Jacinto, 5 mi. N. of Idlewild, just W. of Fern Basin Cmpgd, beside road. 2133 Comment
  SD137586  Phoradendron macrophyllum Darin L. Banks, Steve Boyd 1995-10-17 823 Riverside NW Palomar Mountains; Agua Tibia Mountains, Cleveland National Forest, Dripping Springs Campground 487 Comment
  UCSB41543  Physalis acutifolia Roos, John 1965-9-5 Riverside Blythe Comment
  JOTR34392  Physalis crassifolia Andre, Jim 2012-4-16 20919 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  RSA423816  Physalis crassifolia M. B. Dunkle 1934-2-25 3846 Riverside Cathedral Canyon. Colorado Desert. 152 Comment
  RSA778488  Physalis crassifolia Duncan S. Bell 2009-3-8 53 Riverside Arica Mountains: east side of mountain range, approximately 1.8 air miles northwest of Priest Well. 350 Comment
  CAS-BOT-BC60805  Physaria tenella H. M. Hall 1905-4-24 5882 Riverside Colorado Desert. Salvation Springs. Comment
  UC1129859  Pickeringia montana var. montana R. St. John 1931-2-27 189 Riverside Sitton Peak Elsinore Quadrangle 991 Comment
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Nov 27 2011
  SEINET6330733 Image available Pilularia americana Robert F. Thorne, E. Lathrop, et al. 1969-5-19 37966 Riverside Santa Rosa Plateau: N end of large vernal marsh, Mesa de Colorado, Rancho California 625 Comment
  UCR8099  Pinus coulteri B. Freeman 1969-3-24 690324- 01 Riverside San Jacinto Mtns., James Reserve, c. 20 m west of Indian Creek. 1646 Comment
  SEINET8059928 Image available Pinus coulteri G. Yatskievych, K. McCrary 1984-7-29 84 -122 Riverside State Route 243, 0.5 mile S of Baby Tree Spring; T4S R2E S17 1585 Comment
  POM11510  Pinus flexilis Philip A. Munz 1922-7-7 6037 Riverside San Jacinto Peak. near summit. 3277 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
  SD229031  Pinus quadrifolia Dick Schwenkmeyer 2012-3-26 657 Riverside Mt. San Jacinto: Garner Valley, Kenworthy (site #2), approx 1 mile northeast of junction of Highway 74 and Morris Ranch Road, base of steep bouldery slope. 1374 Comment
  UCSB15616  Pinus quadrifolia 1961-8-5 Riverside Along State Highway 74 at junction with road to Anza 1371 Comment
  UCSB17229  Pinus quadrifolia D. Breedlove 1961-8-5 958 Riverside ALONG CA HWY 74 AT JCT WITH ROAD TO ANZA 1371 Comment
  UCR219072  Pistia stratiotes Dave Goodward 2010-10-6 s.n. Riverside Sonoran (Colorado) Desert, Thermal, 89635 Ave. 81, west of Hwy 86 and Harrison St. -35 Comment
  UCR94260  Plagiobothrys Scott D. White 1996-4-14 3893 Riverside Perris Basin, Near Perris Airport, c. 100 m north of Case Rd. and 100 m west of the San Jacinto River channel 433 Comment
  RSA487453  Plagiobothrys canescens Bill Wagner 1988-3-9 s.n. Riverside Grain field at Benton Rd. and San Diego aqueduct, 1/2 mile E of Winchester Rd., NE of Murrieta. 412 Comment
  RSA660496  Plagiobothrys canescens A. C. Sanders 1998-3-11 21694 Riverside Shipley/Skinner Reserve area: Diamond Valley, along State Street (R3) ca. 1/2 mi. N of Newport Rd., S of Hemet 488 Comment
  RSA715309  Plagiobothrys canescens A. C. Sanders, John Green 2006-5-18 32369 Riverside Temecula/Murrieta Region: SE of Murrieta Hot Spings along San Diego Aqueduct and powerline route, S of intersection of Chandler and Suzi Rds. and S of Hurrieta Hot Springs Rd., Side canyon dropping toward Santa Gertrudis Creek, 1 mile SW of Skunk Hollow. 351 Comment
  UC882308  Plagiobothrys canescens Alice Eastwood and John Thomas Howell 1937-4-24 3917 Riverside Elisnore Summit of Santa Ana Mts. Comment
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May 31 2012
  UCR213281  Plagiobothrys canescens A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37694 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on north side of I-15, near Temescal Canyon Rd. undercrossing, at north edge of Concordia Ranch Rd. 378 Comment
  RSA674552  Plagiobothrys collinus var. californicus Scott D. White 2000-5-1 7747 Riverside Corona: Western foothills of Santa Ana Mountains near Bedford Canyon. 351 Comment
  RSA700096  Plagiobothrys collinus var. californicus Virginia Moran 2003-4-2 s.n. Riverside Collected from Warm Springs Preserve, managed by the Center for Natural Lands Management. Located approximately 8 km. north of Temecula, approximately 3 km. northeast of the end of Hunter Road. Comment
  UCR20645  Plagiobothrys collinus var. californicus O. F. Clarke 1980-4-26 s.n. Riverside Menifee Valley Area, south of Sun City a few miles. 1.5 miles west from the intersection of Holland and Haun Roads, 2 miles SW of the intersection of Newport Rd and Hwy 395 473 Comment
  UCR239801  Plagiobothrys collinus var. californicus O. F. Clarke 2004-3-12 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 424 Comment
  UCR79248  Plagiobothrys fulvus Steve Boyd, T. S. Ross 1992-5-5 7247 Riverside Southern Santa Ana Mtns., San Mateo Canyon Wilderness Area. south of Oak Flats, SW of the Bluewater Trail 793 Comment
  UC473483  Plagiobothrys leptocladus John Thomas Howell 1930-5-10 4776 Riverside March Field Comment
  UCR266817  Plagiobothrys leptocladus Mitch Provance, Matt Amalong, Eric Kline 2015-3-24 315- 08 Riverside Paloma Valley, Menifee, NE corner of the intersection of Scott Rd. and Menifee. 454 Comment
  RSA85111  Plagiobothrys nothofulvus J. C. Roos 1952-4-16 5559 Riverside Box Springs Mountains, Pigeon Pass. 396 Comment
  UCR136274  Plagiobothrys nothofulvus A. C. Sanders 2004-4-20 27561 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  RSA709240  Plagiobothrys tenellus Scott D. White 1995-3-30 2648 Riverside Moreno Valley; hills +/- 0.7 air mile directly S of 60 Fwy and west of bend in Moreno Beach Dr; (USGS Sunnymead 7 1/2' quad shows ''Moreno'' BM 2067 at top of hill). 579 Comment
  SD137833  Plagiobothrys tenellus Darin L. Banks, Steve Boyd 1995-5-9 407 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, north face of Agua Tibia Mountain, The Dorland Mountain area. 733 Comment
  RSA336209  Plantago bigelovii subsp. californica Robert F. Thorne, M. Z. Thorne, W. Wisura 1978-5-21 51985 Riverside Santa Rosa Plateau, Mesa de Colorado, vernal pools and marshes. 610 Comment
  RSA0135564  Plantago elongata R. E. Riefner 2017-4-2 17 -144 Riverside City of Hemet, W Hemet, S of W Florida Ave. (SR 74), SW ca. 0.35 mi from Lyn Ave and California Ave. 482 Comment
  UCD124517  Plantago major E. W. Lathrop 1966-5-8 6414 Riverside Santa Ana Mountains. 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest, Trabuco District. 274 Comment
  RSA502521  Plantago major Steve Boyd, Tim S. Ross, L. Arnseth 1989-5-7 3576 Riverside Vail Lake area, along Arroyo Seco drainage from jtn. with Kolb Creek, S to w/in 1/4 mi Hwy 79. 457 Comment
  SD227868  Plantago ovata Scott D. White, Pam Devries 1998-2-9 6085 Riverside La Quinta / Palm Desert area: Whitewater River Channel at and near Miles Ave. crossing. USGS La Quinta 7.5' quad. 17 Comment
  UCR100875  Plantago ovata George K. Helmkamp, E. A. Helmkamp 1998-2-18 2698 Riverside Sonoran (Colorado) Desert, Midland Road., 3.8 mi. SE of Midland, Little Maria Mtns. 198 Comment
  UCR214869  Plantago ovata A. C. Sanders 2010-3-15 37400 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
  UCR249524  Plantago ovata T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7293 Riverside Sonoran (Colorado) Desert, south of Hwy I-10, north of the Chuckwalla Mountains, Chuckwalla Valley Road c. 1.4 km west of its junction with Augustine Pass Road 137 Comment
  RSA278493  Plantago ovata var. fastigiata John F. Emmel 1977-3-28 555 Riverside Large wash just NW of Sand Draw Siphon, ca. 10 air miles W. of Rice, SE Mojave Desert. 274 Comment
  RSA682163  Plantago patagonica Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10500 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
  RSA601098  Platanus racemosa A. C. Sanders 1996-5-1 18140 Riverside San Bernardino Mtns: Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, N of Banning 793 Comment
  RSA659486  Platanus racemosa Bob Rogers 1984-4-14 6 Riverside Collected in the San Jacinto river-bed on the North side of Hwy 74, 0.6 miles past Cranston ranger station going east from Hemet towards Mountain Center. 610 Comment
  UCR338  Platanus racemosa Eugene Cardiff, Ken Smith 1954-4-5 s.n. Riverside San Bernardino Valley Region, Santa Ana River, near Pedley 207 Comment
  RSA689563  Platystemon californicus Scott D. White, Michael Honer 2003-4-25 9117 Riverside San Bernardino Mountains: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. 610 Comment
  RSA678281  Platystemon californicus var. californicus Michael Wall 2003-4-26 300 Riverside South of Diamond Valley, Northeast of Skinner Reservoir, Rawson Canyon. Off Rawson Road, 2.7 miles from jct. with Washington Ave. off Winchester Rd. 564 Comment
  RSA757727  Pleuraphis rigida LeRoy Gross, Jackie McConnaughy, Drew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4356 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
  UC38597  Pleuraphis rigida H. M. Hall June, 1901 2118 Riverside eastern base San Jacinto Mountains (along the borders of the Colorado Desert); borders of the Colorado Desert, San Jacinto Mountains Comment
  CAS-BOT-BC326648  Pleurocoronis pluriseta Edmund C. Jaeger 1922-3-18 s.n. Riverside Painted Canyon Comment
  RSA0034642  Pleurocoronis pluriseta Scott D. White 2001-4-17 8334 Riverside Sonoran Desert: Shaver's Valley. North of the I-10 Freeway, ca. 16 miles east of Indio jtn. I-10 / SR 111. Bajada, washes, and mtn. foothills near powerline access roads at unnamed freeway exit accessing pump station. 457 Comment
  CAS-BOT-BC326511  Pluchea sericea W. R. Dudley 1903-12-26 s.n. Riverside Palm Canyon Comment
  POM4882  Pluchea sericea Robinson, Crocker 1916-7-3 S.N. Riverside Elsinore. Comment
  SEINET10801072  Pluchea sericea David B. Dunn, A. Folsom 1948-6-17 Dunn 3811 Riverside Above quad one. At camp in Pushawalla Canyon under palms. Comment
  UCD90359  Poa annua Peter Kamb 1948-2-1 757 Riverside San Bernardino/Riverside Co.: Valley in the Jurupa Mts. West of Colton. 304 Comment
  CAS-BOT-BC247394  Poa pratensis Elizabeth McClintock 1965-6-25 s.n. Riverside Top of Santa Rosa Mountain Comment
  UCR133112  Poa pratensis 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
  SEINET10888257  Poa scabrella Frank W. Gould 1943-4-18 Gould 2153 Riverside On grassy slopes 1mile west of Banning, in foothills of San Jacinto Mountains. Comment
  UCR20873  Poa secunda A. C. Sanders 1978-7-3 896 Riverside San Jacinto Mountains, along old fire road between the James Reserve and the Black Mountain Road 1677 Comment
  UCD91780  Poa secunda subsp. secunda F. W. Peirson 1921-3-22 5368 Riverside Murray Canyon, Colorado Desert. 396 Comment
  UCR38689  Polanisia dodecandra subsp. trachysperma J. M. Stewart 1985-7-9 8524 Riverside Sonoran (Colorado) Desert, Living Desert (nursery), 47900 Portola Ave., Palm Desert. 122 Comment
  UCR34117  Polygonum fagopyrum Lance F. Howard 1984-5-25 035 Riverside Riverside, 3950 Cedar St. between 9th and 10th Sts. 244 Comment
  POM248407  Polygonum fusiforme Philip Crow 1939-7-12 s.n. Riverside Blythe. Comment
  RSA466335A  Polygonum hydropiperoides J. Ewan 1931-10-3 5211 Riverside Santa Ana River, 4 mi. NW if Corona. Comment
  UCR16526  Polygonum lapathifolium Emily E. McGregor 1972-4-15 s.n. Riverside Santa Ana River bottom, off Fremont Drive Comment
  UCR93206  Polygonum lapathifolium Scott D. White 1995-7-7 3453 Riverside City of Riverside, Market Street crossing at Santa Ana River 344 Comment
  UC39738  Polypogon interruptus E. L. Koethen 1897-8-12 4 Riverside Riverside Comment
  CAS-BOT-BC237273  Polypogon monspeliensis H. M. Hall 1901-6-1 2274 Riverside San Jacinto Mountains. Vicinity of Strawberry Valley 1615 Comment
  RSA679172  Polystichum imbricans subsp. curtum Fred M. Roberts 2003-6-25 5953 Riverside Santiago Peak, south slope, Main Divide truck Trail, c.a. 0.1km S Bear Springs. 1219 Comment
  UC1561679  Polystichum scopulinum Barbara Ertter with Ken Berg, Roxanne Bittman, and Tim Krantz 1987-9-6 7430 Riverside n side of Red Tahquitz Peak (head of Andreas Canyon); San Jacinto Mts. 2438 Comment
  CDA2669  Pontederia cordata var. lanceolata C. Butsch 1988-6-23 Riverside Thunderbird Country Club golf course, Rancho Mirage. 0 Comment
  SEINET10965416  Populus fremontii David B. Dunn 1947-9-21 Dunn 3514 Riverside Pushawalla canyon. Seedlings growing in the wet sand. Comment
  UCR266494  Porophyllum gracile Mitch Provance, Robin Kinmont 2015-3-30 315- 28 Riverside Temecula/Murrieta Region, Murrieta Hot Springs, SW base of unnamed hill 0.6 miles W of Skunk Hollow, N side of Murrieta Hot Springs Rd at Chandler Dr., W of the lower watertank. 406 Comment
  JOTR01282  Porophyllum gracile Cole, James E. 1941-5-21 757 Riverside Joshua Tree National Park. COTTONWOOD SPRING WASH 914 Comment
  UCR119563  Potamogeton pectinatus L. C. Wheeler 1953-3-30 7034 Riverside Sonoran (Colorado) Desert, Alligator Slough on the Colorado River Comment
  POM361982  Prenanthella exigua M. B. Dunkle 1935-4-17 4560 Riverside W. of Wiley Well. Colorado Desert. Comment
  UCR63905  Proboscidea althaeifolia G. R. Ballmer 1990-8-21 s.n. Riverside Sonoran (Colorado) Desert, Palo Verde Valley, 5 mi. west of Hwy 78, on Bradshaw Trail Comment
  SEINET11132263 Image available Prosopis glandulosa G. B. Grant 1906-5-1 1043 -6721 Riverside Colorado desert at Palm Springs, southern California Comment
  CAS-BOT-BC206976  Prosopis glandulosa var. torreyana Geo. B. Grant 1906-5-1 1043 -6721 Riverside Colorado Desert at Palm Srpings Comment
  CAS-BOT-BC206986  Prosopis glandulosa var. torreyana Steve Boyd 1986-4-10 1646 Riverside Temescal Canyon, along De Palma Road between Indian Truck Trail and Horsethief Canyon, on terrace escarpment 1.2 mi. E of Indian Truck Trail Comment
  CAS-BOT-BC206995  Prosopis glandulosa var. torreyana Roxana S. Ferris 1918-6-14 963 Riverside By stream at Palm Springs Comment
  UC574978  Prosopis glandulosa var. torreyana C. Epling and Wm. Robison 1933-6-24 Riverside near Indio Comment
  SEINET10903690  Prosopis pubescens David B. Dunn, A. Folsom 1948-6-17 Dunn 3793 Riverside At camp in Pushawalla Canyon under palms. Comment
  UC453990  Prunus emarginata I. J. Condit 1910-6-22 Riverside Tahquitz Camp, San Jacinto Mountains Tahquitz Camp; San Jacinto Mountains, Tahquitz Camp 2438 Comment
  UC193219  Prunus fasciculata S. B. and W. F. Parish Apr 1 1882-May 1 1882 1197 Riverside Comment
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Mar 5 2011
  CAS-BOT-BC151118  Prunus fremontii Ivan Johnston 1917-4-4 1101 Riverside Palm Canyon - Colorado Desert 670 Comment
  JEPS44897  Prunus fremontii W. L. Jepson 1901-5-22 1377 Riverside Mount San Jacinto, Palm Canyon Palm Canyon; Mount San Jacinto, Palm Canyon Comment
  UC400189  Prunus fremontii Ynes Mexia 1929-2-16 2327 Riverside near Palm Springs; Murray Canyon, Colorado Desert Comment
  RSA0124292  Prunus ilicifolia Duncan S. Bell 2016-4-16 9335 Riverside Whitewater Watershed; Whitewater Canyon; collecting in Rainbow Canyon, approximately 2.5 air miles east northeast of Kitching Peak. 1023 Comment
  UC1128421  Prunus ilicifolia R. St. John 1931-4-17 207 Riverside sw of Mockingbird Canyon 304 Comment
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Apr 2 2011
  RSA586932  Prunus ilicifolia subsp. ilicifolia D. L. Banks, Peter Morrell 1995-5-4 298 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 Woodchuck Trail. 549 Comment
  RSA613148  Prunus ilicifolia subsp. ilicifolia D. L. Banks 1997-4-5 1656 Riverside NW Palomar Mountains, Agua Tibia Mountains: Agua Tibia Wilderness Area. South of Dorland Mountain, just east of the Wilderness Area boundry with the Pechanga Indian Reservation, along a tributary of the north fork of Pechanga Creek. 670 Comment
  POM98745  Psathyrotes ramosissima P. A. Munz 1926-1-31 9963 Riverside Dos Palmas Spring Comment
  SDSU21848  Pseudognaphalium biolettii Lindsay Rubin, Stephanie Castillo 2016-4-16 5 Riverside On the north side of the Santa Margarita River at the end of a downhill dirt road under tree coverage. Santa Margarita Ecological Reserve. 238 Comment
  UCR241841  Pseudognaphalium biolettii A. C. Sanders, Timothy W. Chumley 2013-4-2 40733 Riverside Peninsular Range, Temescal Canyon at west side of Horsethief Canyon Rd., south of I-15 Fwy, SE of Corona (Lee) Lake 390 Comment
  UCR277743  Pseudognaphalium microcephalum Mitch Provance 2012-10-15 1012- 04 Riverside Badlands of Western Riverside County, San Timoteo Creek, about 3.5 miles west of Beaumont, N side of Hwy. 60 1479 Comment
  LA6325  Pseudotsuga macrocarpa Carl Epling; April 1937 sn Riverside San Jacinto Mountains, above Herley Creek Camp Comment
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Feb 23 2014
  UCSB41945  Pseudotsuga macrocarpa Ericson, Trudy 1974-11-9 Riverside Aproximately 5 mi. west of intersection of St. 74 and 243, going toward Hemet; San Bernardino National Forest 1219 Comment
  CLARK-A1045-174  Psilocarphus brevissimus George K. Helmkamp 1979-4-27 Riverside Santa Ana Mountains along road; drying mud of vernal pools; Wildomar 7.5'Q Comment
  UCR111066  Psilocarphus tenellus var. globiferus D. E. Bramlet 1998-12-16 2600 Riverside maintenance road adjacent to (east of) the MWD canal & approximately 488m north from the canal crossing at the existing weather station, 701 m east of Hwy 79 and 1.22 km south of Holland Road, 50m west of the Shipley Reserve 450 Comment
  UCR263240  Psorothamnus arborescens var. simplicifolius A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41480 Riverside San Gorgonio Pass, 3.3 miles east of Cabazon, north of the San Gorgonio River wash on the alluvial slope east of the water bottling plant and south of I-10 445 Comment
  CAS-BOT-BC353619  Psorothamnus emoryi B. D. Stark 1932-6-15 3731 Riverside Whitewater, road to Indio, Colorado Desert 152 Comment
  CAS-BOT-BC353621  Psorothamnus emoryi C. B. Wolf 1932-4-26 2697 Riverside Colorado Desert, 3 miles E of Mecca on Blythe Road 0 Comment
  CAS-BOT-BC353625  Psorothamnus emoryi John Thomas Howell 1928-3-11 3436 Riverside 6 miles SE of Garnet Station, Coachella Valley, Colorado 152 Comment
  JOTR37055  Psorothamnus emoryi Hodges, Stephen R., E. Heck and A. Ingersoll 2015-9-24 610 Riverside Joshua Tree National Park. Pinto Basin, in sandy wash running west from Pinto Wells at the base of sand ramps and the Eagle Mountains Comment
  POM8994  Psorothamnus emoryi Mary F. Spencer 1918-4-27 767 Riverside In desert sand, Palm Springs, Colorado Desert Comment
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Jul 24 2010
  SEINET12155979  Psorothamnus emoryi Unknown 1936-1 12803 Riverside Colorado Desert N of Palm Springs Comment
  SD46419  Psorothamnus emoryi var. emoryi P. C. Everett, E. K. Balls 1956-5-2 21552 Riverside 2 miles north of turn off highway 60/70, west of desert center to eagle Mountain pumping station 259 Comment
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Apr 5 2011
  SFV17324  Psorothamnus fremontii J. N. Hogue, J. D. Dilley (269) 1998-4-23 108 .7 Riverside Chuckwalla Mountains. Corn Springs Wash at Corn Spring. 488 Comment
  CAS-BOT-BC340871  Psorothamnus schottii L. R. Abrams 1926-3-26 11066 Riverside Palm Springs to Palm Canyon Comment
  RSA0034846  Psorothamnus schottii Anstruther Davidson 1926-03 s.n. Riverside Palm Springs Comment
  CAS-BOT-BC340946  Psorothamnus spinosus John Thomas Howell 1928-1-28 3291 Riverside Thousand Palms, Colorado Desert Comment
  RSA101226  Psorothamnus spinosus David B. Dunn 1947-7-12 2952 Riverside Pushawalla Canyon, Indio Hills. Comment
  SEINET13373614 Image available Psorothamnus spinosus Victor Duran 1933-1 3499 Riverside Coachella Valley at Deep Canyon 244 Comment
  RSA91439  Psorothamnus spinosus F. W. Peirson 1921-4-13 568 Riverside Deep Canyon Wash, about 12 miles SE of Palm Springs. 152 Comment
  RSA678424  Pterostegia drymarioides Michael Wall 2003-4-15 266 Riverside Lamb Canyon west of Beaumont, off Hwy. 79, 5.2 mi. south jct. with 10 Fwy up dirt road at turnout along west side of Hwy. 602 Comment
  RSA770690  Pterostegia drymarioides Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4793 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA158396  Pulicaria hispanica J. C. Roos 1962-10-19 s.n. Riverside Whitewater Canyon 549 Comment
  JOTR35515  Pulicaria paludosa La Doux, Tasha, M. Harding, K. Callahan, D. Shade, M. Wheeler, T. Herskovits 2013-6-5 3202 Riverside Joshua Tree National Park. Little San Bernardino Mtns, lower Smithwater Canyon 1219 Comment
  RSA0125182  Pulicaria paludosa Duncan S. Bell 2016-10-27 10204 Riverside Whitewater Canyon area; collecting in Rainbow Canyon, 2.75 air miles northwest of the Whitewater Ranger Station (trout ponds). 1024 Comment
  SD181685  Pulicaria paludosa Scott D. White 2001-6-29 8630 A Riverside Menifee Valley, ca. 1.4 miles wouthwest of the I-215/Newport Road interchange, northwest of the intersection of Holland Rd. and Bradley Road. 438 Comment
  UC72989  Purshia tridentata var. tridentata M. F. Gilman 1904-1 36 Riverside Banning Comment
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Mar 13 2011
  RSA0042975  Quercus Jeremiah George 2012-8-13 s.n. Riverside west of Beaumont, just east of junction of 60 Fwy and Jackrabbit Trail, off frontage road dead end 716 Comment
  SEINET13382482 Image available Quercus Mitch Provance 2009-1 17424 Riverside Banning, beneath SCE lines about 290 m NW of the intersection of Bluff St. and Midas Canyon Rd 850 Comment
  UCR273238  Quercus Mitch Provance 2012-1-25 17374 Riverside Badlands of Western Riverside County, San Timoteo Canyon, SW end along SCE powerline access roads between El Casco Substation and the Hwy. 60. 689 Comment
  CAS-BOT-BC61821  Quercus agrifolia B. Trowbridge 1979-4-13 6074 Riverside ca. 5 miles west of Temecula off Hwy. 71 457 Comment
  UC66532  Quercus agrifolia E. A. Zumbro 1904-1 424 Riverside Cold Water Canyon Santa Ana Mts. Comment
  RSA751628  Quercus agrifolia var. agrifolia G. Gust, L. Nye 2005-3-11 540 Riverside Lake Elsinore City Limits. Hwy 74 ca. 1-2 miles W of lake Elsinore on hill slope pullout. 481 Comment
  SD167109  Quercus agrifolia var. oxyadenia A. C. Sanders 2005-8-12 31554 Riverside San Jacinto Mountains; Poppet Flat below Highway 74 along Poppet Flat Road. 1098 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
  UCD170857  Quercus berberidifolia Jeremiah George 2012-8-7 70812 6 Riverside San Jacinto Mtns. Foothills/San Gorgonio Pass, south of Beaumont, just east of intersection Highland Springs Ave. and Circle C Ranch. 747 Comment
  UCR138558  Quercus berberidifolia Steve Boyd, D. E. Bramlet 1988-10-8 2875 Riverside San Jacinto Mtns. area, Cahuilla Mountain, SW of Anza at head of Bautista Canyon, along the crest of the mountain 1707 Comment
  UCR162959  Quercus berberidifolia John F. Green 2005-10-20 s.n. Riverside Elsinore Basin/Menifee Valley, Bundy Canyon, N of Bundy Canyon Road c. 2 mi east of Hwy I-15 518 Comment
  CHSC21926  Quercus chrysolepis L. A. Bellue; Robert A. Schlising 1970-11-7 2954 Riverside Morris Ranch Road, 3.3 miles N Highway 74. Comment
  OBI8072  Quercus cornelius-mulleri David J. Keil, Malcolm McLeod 1977-3-26 12017 Riverside 9 mi E of jctn with I-15 along Calif 79 518 Comment
  RSA477112  Quercus cornelius-mulleri J. C. Roos 1965-9-26 s.n. Riverside Pinyon Flats, Santa Rosa Mts. Comment
  RSA503822  Quercus cornelius-mulleri N. C. Cooper 1949-6-29 4296 Riverside Below Pinon Flats, San Jacinto Mt. 1067 Comment
  UC5662  Quercus cornelius-mulleri H. M. Hall May 1899 Riverside Coyote Canyon on El Toro Mt. San Jacinto Mts., El Toro Mt. 1524 Comment
  UCD142136  Quercus cornelius-mulleri Mike Lahti 2012-4-5 PDR# 159032 1 Riverside Anza. 1219 Comment
  UCR60925  Quercus cornelius-mulleri Steve Boyd, T. S. Ross, L. Arnseth 1989-6-11 3739 Riverside Peninsular Range, Vail Lake area, S flank of Oak Mountain, north of the lake 549 Comment
  RSA495812  Quercus dumosa Steve Boyd, T. S. Ross, L. Arnseth 1989-3-12 2922 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
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Jun 24 2010
  UCR121651  Quercus engelmannii A. C. Sanders, Kent Beaman 2002-5-10 25047 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
  UCR60994  Quercus engelmannii B. G. Pitzer 1988-6-10 1051 Riverside Santa Ana Mtns., Rancho California area, intersection of Sandia Creek Road and La Cruz Drive Comment
  LA205331  Quercus john-tuckeri Carl Epling; William Robison 1933-6-24 sn Riverside Little San Bernardino Mountains, Morongo Pass Comment
  CAS-BOT-BC104312  Quercus palmeri D. E. Breedlove 1961-8-5 952 Riverside 2.7 miles N of Anza road, State 74 1310 Comment
  UCD170548  Quercus wislizeni var. wislizeni D. O. Burge 2017-5-20 2276 Riverside San Jacinto Mountains, Lake Fulmore area, University of California James Reserve. 1640 Comment
  SEINET5584426  Rafinesquia californica Stephen Hale, Jake Mohlmann 2010-1 Riverside Along WAPA Parker-Blythe transmission line, adjacent to State Route 95 Comment
  UCR158717  Rafinesquia californica A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30017 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
  UC1595583  Rafinesquia neomexicana W. Wisura, J. Dolan, and C. Demme 1992-4-13 4685 Riverside Low Desert: Wileys Well Road, 2.7 mi S prison. Comment
  UC35852  Rafinesquia neomexicana W. G. Wright 1890-1 1752 Riverside Colorado Desert Comment
  UC1930014  Ranunculus californicus Scott D. White, Justin Wood 2008-5-15 12006 Riverside San Jacinto Mountains: Johnson Meadow. Comment
  POM50150  Ranunculus cymbalaria var. saximontanus Albert W. C. T. Herre 1902-7-14 s.n. Riverside Temecula R. near Temecula. Comment
  UC219555  Ranunculus eschscholtzii var. oxynotus P. A. Munz 1922-7-7 6042 Riverside San Jacinto Peak San Jacinto Mts. (near the summit) 3285 Comment
  OBI53618  Raphanus sativus Steve Myers 1988-2-1 s.n. Riverside Boulder Springs dev, immed SE of intersection ofhwy 60 and Nason St, Moreno Valley 518 Comment
  CLARK-A1528-5196  Rhamnus crocea John C. Roos 1952-2-29 5378 Riverside Reche Canyon 457 Comment
  UCD111898  Rhamnus crocea Frank W. Gould 1943-4-17 2124 Riverside 12 miles S of Corona. Comment
  RSA772006  Rhamnus ilicifolia Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4965 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  SD122915  Rhamnus ilicifolia Steve Boyd 1985-8-7 1111 Riverside Santa Rosa Plateau region, NW base of Rdonda Mesa on Tenaja Rd., 0.8 mi. east of jtn with 8S01 and 8S02. Comment
  UCR101449  Rhamnus ilicifolia A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22226 Riverside San Bernardino Mtns., Morongo Indian Reservation, Lion Canyon 671 Comment
  UC1929485  Rhododendron occidentale Valerie Soza, Naomi Fraga, Sarah Swartzentruber 2003-6-25 1707 Riverside Peninsular Ranges; San Jacinto Mountains region; Fuller Mill Creek Picnic Area. 1524 Comment
  UC218097  Rhododendron occidentale P. A. Munz 1922-7-6 6029 Riverside San Jacinto Mountains, North Fork Tahquitz Creek North Fork Tahquitz Creek; San Jacinto Mountains, North Fork Tahquitz Creek 2225 Comment
  UCR251694  Rhus aromatica T. B. Salvato 2014-4-9 7833 Riverside Perris-Aguanga Basin, Menifee, c. 4 mi southeast of Canyon Lake, northeast corner of Bundy Canyon Road and Sunset Avenue 534 Comment
  POM210815  Rhus ovata Victor Duran 1933-7-3 3498 Riverside 2 miles east of Pinyon Flat, Santa Rosa Mountains. 1067 Comment
  RSA650223  Rhus ovata G. W. Mason 1949-1-23 s.n. Riverside Found in Batista Canyon 7-10 miles east of Hemet 518 Comment
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Apr 29 2011
  RSA783049  Rhus trilobata J. D. Olmsted 1959-8-18 806 Riverside By tennis courts at Desert Sun School near Idyllwild 1646 Comment
  POM11525  Rhus trilobata var. anisophylla P. A. Munz 1922-7-3 5956 Riverside S slope of Santa Rosa Mountains 1524 Comment
  CAS-BOT-BC433101  Ribes Elizabeth McClintock 1965-6-25 s.n. Riverside Top of Santa Rosa Mountain Comment
  POM229047  Ribes cereum P. A. Munz 1937-5-30 15142 Riverside Rocky Crest, Santa Rosa Peak 2439 Comment
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Dec 18 2011
  RSA476154  Ribes cereum N. C. Cooper 1944-6-4 0 .5. Riverside San Jacinto Mtns. above Banning. 1372 Comment
  RSA162688  Ribes indecorum J. D. Olmsted 1960-2-15 1094 Riverside 100ft from highest point in Jurupa Hills, Santa Ana River. 686 Comment
  SD152830  Ribes indecorum Steve Boyd 1993-3-14 7725 Riverside San Mateo Canyon Wilderness Area; south of Elsinore Peak, in broad saddle on high ridge forming east side of Wildhorse Canyon. 975 Comment
  SD27979  Ribes malvaceum var. viridifolium Carl B. Wolf 1932-2-11 Riverside Santa Ana Mts., Hidden Canyon, 5 mi. west of Corona, base of Skyline Drive. 405 Comment
  CAS-BOT-BC219233  Ribes nevadense Nancy Ryan Zabriskie; Walter Zabriskie 1971-5-16 406 Riverside Beside Banning Road below Pine Cove, W slope San Jacinto Mountains 1524 Comment
  UC11633  Ribes nevadense H. M. Hall May 1899 Riverside Strawberry Valley San Jacinto Mountains Comment
  RSA524470  Ribes quercetorum Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla 1990-5-3 4073 Riverside Vail Lake area, upper branches and adjacent slopes of E flank of Big Oak Mtn, just S of the E summit. 610 Comment
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Feb 22 2013
  RSA519258  Romneya coulteri Ed LaRue 1989-4-26 s.n. Riverside 2 mi. (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. 488 Comment
  RSA722426  Romneya coulteri Pomeroy 1929-5-11 s.n. Riverside Glenn Ivy Comment
  SDSU12269  Rorippa nasturtium-aquaticum Jeremy Mass, Ryan Jacobsen 2000-4-19 18 Riverside Growing in Stone Creek near Southside Field Station, Santa Margarita Ecological Reserve (SDSU). 251 Comment
  RSA500084  Rorippa palustris subsp. occidentalis Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-2 3228 Riverside Vail Lake area: Between Kolb Creek and Temecula Creek, forming peninsula at SW end of lake. Comment
  UC64527  Rosa californica H. M. Hall 1897-6-4 588 Riverside Riverside Comment
  RSA180480  Rumex conglomeratus E. W. Lathrop 1960-6-8 4907 Riverside 14 miles west of Murrieta Comment
  RSA5232  Sagina saginoides C. B. Wolf 1932-4-5 3958 -A Riverside 1st really wet meadow on trail from Tahquitz Valley to San Jacinto Peak. 2744 Comment
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Aug 11 2012
  CAS-BOT-BC445713  Sagittaria latifolia I. M. Johnston 1925-7-7 5288 Riverside Santa Ana River, 3 miles S. of Wineville 182 Comment
  UC483067  Salix exigua F. R. Fosberg 1932-3-13 8078 Riverside upper palm grove along stream Thousand Palms Canyon; Coachella Valley, Thousand Palms Canyon Comment
  JOTR31800  Salix exigua var. exigua La Doux, Tasha, K. White, A. Holt, C. Ely, J. Van Warmerdam 2007-2-26 2102 Riverside Joshua Tree National Park. Eagle Mountains; Lost Palms Oasis 944 Comment
  SBBG101690  Salix exigua var. hindsiana S. Boyd with T. Ross 1991-6-14 6367 Riverside Warm Springs Crk at NE end of Hogbacks Ridge, 2-3 mi NW of Murrieta Hot Springs Comment
  SD60442  Salix exigua var. hindsiana Reid Moran 1964-7-27 11867 Riverside canyon of Santa Margarita River, 2I(c) miles SSW of Temecula 199 Comment
  SDSU13347  Salix exigua var. hindsiana Joseph R. Verfaillie, BIO 531 Taxonomy class (SDSU), M. G. Simpson 2000-4-1 30 Riverside Santa Margarita Ecological Reserve (SDSU). Near the center of the gorge, near the pipe line crossing. 239 Comment
  CHSC1621  Salix gooddingii S. Westerberg 1938-4-17 Riverside Lake Elsinore Comment
  POM2035  Salix gooddingii I. M. Johnston 1918-5-30 2018 Riverside Temecscal Canyon (near Lee Lake). 335 Comment
  POM319096  Salix gooddingii Patricia Wilder 1971-11-11 5295 Riverside Along Santa Ana River, north of Jurupa Ave., opposite Sheppard Street at crossing of the Union Pacific Railroad. 229 Comment
  UC729852  Salix gooddingii Carl B. Wolf 1929-5-31 3739 Riverside 6 mi from on Chino Rd Corona (1 mi n.w. of Santa Ana R.) Comment
  UCR155299  Salix gooddingii A. C. Sanders 2005-5-4 29837 Riverside Gavilan Hills near Riverside, c. 1 km east and southeast of Gavilan Peak 625 Comment
  UCR235089  Salix gooddingii A. C. Sanders, John F. Green 2012-5-27 40207 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto River north of Canyon Lake, between Hwy 74 and Goetz Rd. 428 Comment
  UCR91724  Salix gooddingii A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18103 Riverside San Bernardino Mtns, Morongo Indian Reservation, natural pond & bog at SE edge of Burro Flats 1100 Comment
  CAS-BOT-BC106949  Salix laevigata A. C. Sanders 2004-5-12 27867 Riverside Elsinore Basin Region: Walker Canyon at north foot of Alberhill Mountain, Temescal Creek 378 Comment
  HSC82997  Salix laevigata N. M. Fellows 1985-3-3 78 Riverside Oasis de los Osos Preserve, off Snow Creek Canyon at the N foot of San Jacinto Mtns., l mi. W of Snow Creek Village 489 Comment
  POM13585  Salix lasiolepis Philip A. Munz, I. M. Johnston 1922-5-21 5518 Riverside Hemet Valley, 1 mile from Hemet Reservoir. 1387 Comment
  RSA601111  Salix lasiolepis A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18106 Riverside San Bernardino Mtns Morongo Indian Reservation, natural pond and bog at SE edge of Burro Flats. Comment
  SD229280  Salix lasiolepis Dick Schwenkmeyer 2012-6-27 741 Riverside May Valley, approx. 5 miles southeast of Idyllwild town center, Mt. San Jacinto, Riverside County, CA. 1531 Comment
  UCR108734  Salsola australis Scott D. White, Pam DeVries 1998-2-9 6074 Riverside Coachella Valley, La Quinta/Palm Desert Area: Whitewater River Channel at & near Miles Ave. crossing. 30 Comment
  SEINET229272 Image available Salsola iberica L. M. Shultz, JS Shultz 1985-4-16 8257 Riverside Chuckawalla Valley sand dunes east of the Chuckawalla Mounatins 122 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
  UCR52073  Saltugilia australis D. C. Hawks 1988-4-2 s.n. Riverside Peninsular Range, Tule Creek drainage, 1.75 mi. (airline) NE of Aguanga, SE of intersection of Dove Dr. and Sycamore Falls, south of Hwy 371, between Aguanga and Anza 945 Comment
  JOTR29605  Saltugilia latimeri Andre, Jim 2006-4-26 6762 Riverside Joshua Tree National Park. Long Canyon, approximately 2.3 mi. S of NE corner (boundary) of park 1055 Comment
  IRVC2068  Salvia apiana R. H. Whittaker, W. A. Niering 1963-5-28 SJ 37 Riverside Mountain Center, Hemet Hwy. San Jacinto Mountains 976 Comment
  RSA27034  Salvia apiana C. L. Hitchcock 1940-4-12 6045 Riverside 8 mi. northwest of Elsinore 457 Comment
  RSA411322  Salvia apiana N. C. Cooper 1944-5-6 2635 Riverside Whitewater Canyon. 457 Comment
  UCR252227  Salvia apiana Marissa Manahan 2011-5-13 s.n. Riverside Riverside, Andulka Park, Tequesquite Arroyo at Chicago Ave. 277 Comment
  IRVC8206  Salvia columbariae D. W. Goodall 1968-4-22 none Riverside Hwy. 74; 6 km. south of Palm Desert. Santa Rosa Mountains Comment
  RSA401476A  Salvia columbariae Bonnie C. Templeton 1930-4-9 1004 Riverside Palm Springs. 600 Comment
  RSA401482  Salvia columbariae Robert M. Perkins 1937-4-15 s.n. Riverside Whitewater Creek, along the road. Comment
  UC883899  Salvia columbariae P. A. Munz and I. M. Johnston 1922-5-19 5367 Riverside 5 mi ne Murietta 457 Comment
  UCD125515  Salvia columbariae C. L. Hitchcock; C. V. Muhlick 1962-3-16 22156 Riverside Temescal Canyon, ca. 12 miles southeast of Corona. Comment
  UCD125694  Salvia columbariae R. L. Smith 1948-3-25 s.n. Riverside Cabazon. Comment
  UCLA70055  Salvia columbariae O. A. Plunkett 1926-2-22 Riverside Morongo Pass; Colorado Desert 609 Comment
  UCR91665  Salvia columbariae D. L. Banks, Steve Boyd 1995-4-5 0133 Riverside Palomar Mtns region, Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn, east of the Dripping Springs Alcove, west of the Dripping Springs Trail. 610 Comment
  UCSB5777  Salvia columbariae Stoppel, Gordon 1958-3-22 Riverside Off side road; at campsite near Indio highway; several miles from Indio Comment
  CHSC21757  Salvia greatae Robert A. Schlising 1973-3-31 3073 Riverside Salt Creek Wash, between Orocopia and Chocolate Mountains (ca 5 mi NE of 'crossing 24' of Coachella Canal). Comment
  RSA613429  Salvia mellifera D. L. Banks 1997-4-5 1663 Riverside NW Palomar Mountains, Agua Tibia Mountains: Agua Tibia Wilderness Area. South of Dorland Mountin, just east of the Wilderness Area boundary with the Pechanga Indian Reservation, along a tributary of the north fork of Pechanga Creek. 671 Comment
  UCR121888  Salvia mellifera Ian G. Gillespie 2001-5-15 90 Riverside Lake Skinner, Perris Plain Area Comment
  SD4332  Salvia pachyphylla subsp. pachyphylla Mrs. M. F. Spencer Riverside Colorado Desert, Near Palm Springs (mak 7/07) Comment
  RSA716255  Sambucus mexicana Scott D. White, Angelia Carey 2004-4-5 10009 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  UCR154445  Sambucus mexicana A. C. Sanders, Mike Misenhelter 2005-6-15 30974 Riverside Peninsular Range; Sage-Aguanga Region, 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit of (Big) Oak Mtn., SW of Rocky Ridge and SE of Black Hills 671 Comment
  SD129457  Samolus parviflorus J. Hirshberg 1989-7-25 Riverside Butterfield country, SW of Vail Lake. Comment
  UCR132860  Sanicula arguta Kent Beaman 1983-4-24 25 Riverside Santa Ana Mtns., north and west of Murrieta; Clinton Keith Road about 2 miles west of Hwy 15, south side of road just before it starts up a hill 427 Comment
  UCR199643  Sanicula arguta Scott D. White, Justin M. Wood 2008-4-3 11793 Riverside Perris/Elsinore Basin, Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon 'Morgan' Property, Alberhill area 366 Comment
  UCSB4631  Sanicula arguta DeWitt, Jack 1959-5-19 Riverside 12.7 miles south of Hemet Lake along Hwy. 74; San Jacinto Mtns. 914 Comment
  SD232163  Sanicula bipinnatifida Scott D. White, Michael Honer 2003-4-2 8914 Riverside Temescal Canyon: Just west of I-15 freeway and northeast of Lawson Dr. 305 Comment
  UC1004762  Sarcostemma cynanchoides subsp. hartwegii Edmund Jaeger 1939-3-12 Riverside Orocopia Mts. Colorado Desert, Orocopia Mts. 365 Comment
  SEINET7048150  Sarcostemma cynanchoides subsp. hartwegii Steven R. Hill 2001-5-3 33651 Riverside Northeast-facing slopes of Mount San Jacinto, Tramway Road, halfway up Chino Canyon, about 1-1.5 miles southwest of California Route 111, Palm Springs. At boundary of Palm Springs Aerial Tramway property, at entrance gate. Elevation about 1000-2000 feet. Comment
  JOTR32022  Sarcostemma hirtellum La Doux, Tasha, T. Herskovits, M. Harding 2011-4-21 2252 Riverside Joshua Tree National Park. Pinto Basin, south of Sand Hill; sandy ramps at base of Pinto Mountain (Stop 1) 504 Comment
  UCR59959.2  Saxifraga californica Jeri Hirshberg 1989-3-27 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, SW of town of Murrieta: Miller Canyon 457 Comment
  UCR213389  Schismus arabicus A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37448 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
  RSA774512  Schismus barbatus Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4464 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 W116.64314 487 Comment
  UCR20729  Schismus barbatus A. C. Sanders, Steve Boyd 1980-5-2 1386 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR214138  Schismus barbatus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37718 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, c. 0.5 mi NE (34 deg. ) of intersection of Temescal Canyon Rd. and Concordia Ranch Rd. 518 Comment
  UCSB56476  Schoenoplectus acutus var. occidentalis Thorne, Robert; Tilforth, C.; DeBuhr, L. 1975-8-29 Riverside Santa Rosa Plateau: just SE of Tenaja Guard Station; off Tenaja Truck Trail 609 Comment
  RSA289862  Schoenoplectus maritimus B. A. Prigge 1980-12-15 4114 Riverside Whitewater Marsh: 4 miles S of Mecca. -70 Comment
  UC841173  Scirpus acutus var. occidentalis Crawford and Johnston 1917-6-9 1226 Riverside Santa Ana River near Corona (along stream); Santa Ana River near Corona Comment
  JEPS26108  Scrophularia californica subsp. floribunda Peter H. Raven 1958-5-17 12954 Riverside 7.4 mi se of Banning (on road to Idyllwild); San Jacinto Mts Comment
  SD236321  Scutellaria bolanderi subsp. austromontana A. C. Sanders, Mitch Provance 2008-7-11 35803 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 1449 Comment
  UCR247910  Scutellaria bolanderi subsp. austromontana Fred M. Roberts 2013-6-7 7782 Riverside Peninsular Ranges, SANTA ANA MTNS.: Tributary to Upper San Juan Canyon near Chiquito Basin Trail, 1.7 km NNW Upper San Juan Campground 536 Comment
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Jan 23 2016
  CAS-BOT-BC341095  Scutellaria mexicana A. C. Sanders; K. Rose 1995-4-5 16373 Riverside San Bernardino Mtns./Coachella Valley: alluvial slopes and foothills S of Mission Creek and W of Hwy 62 700 Comment
  CLARK-A1528-3131  Scutellaria tuberosa John C. Roos 1950-4-15 4734 Riverside Reche Canyon 822