Search Results — 2000 specimen records retrieved (1903 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229317  Abronia villosa Mrs. Robert Campbell 1921-11-26 10 Riverside Palm Springs Comment
  CAS-BOT-BC229345  Abronia villosa Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring [Springs] 60 Comment
  JEPS61238  Abronia villosa Mary Beal 1939-10-25 707 Riverside Between Coachella Palm Springs; Mojave Desert Comment
  POM192450  Abronia villosa var. aurita Marcus E. Jones 1929-7-13 s.n. Riverside Temecula Bridge Comment
Read comments May 19 2011
  RSA0014457  Abronia villosa var. aurita Justin M. Wood, J. Miner 2010-4-29 1530 Riverside Coachella Valley: Bermuda Dunes. Near intersection of Avenue 38 and Varner Rd. 37 Comment
  RSA655629  Abronia villosa var. aurita A. C. Sanders 2000-3-19 23315 Riverside Diamond Valley, off old Rawson Rd. N of Crown Valley, on future bed of Diamond Val. Reservoir, now filling 485 Comment
  SEINET3133246  Abronia villosa var. aurita R. W. Spellenberg, D. Jackson 1972-5-19 2822 Riverside 7 mi E of downtown Hemet on Hwy 74 579 Comment
  UCR92292  Abronia villosa var. aurita Scott D. White 1995-8-23 3588 Riverside San Jacinto Valley, San Jacinto River, just north of City of San Jacinto boundary, c. 1 mi SE of bridge at State Street 463 Comment
  RSA0051636  Abronia villosa var. aurita Bruce Haines 1962-5-6 186 Riverside 38 mi. S. of Palm Desert on California Highway 74. 1371 Comment
  JOTR31231  Abronia villosa var. villosa La Doux, Tasha, Alice Miller, G. Clifton 2009-4-9 2015 Riverside Joshua Tree National Park. Pinto Basin; (Stop 5) sandy fans leading to Pinto Wash 357 Comment
  JOTR34400  Abronia villosa var. villosa Andre, Jim 2012-4-16 20934 Riverside Joshua Tree National Park. Along Geotour Road, at north end of one-way loop in Pleasant Valley at foot (south end) of Hexie Mountains, 6.7 mi. south of National Park Loop Rd. 989 Comment
  RSA775092  Abronia villosa var. villosa Duncan S. Bell, Amber Swanson 2011-2-18 2038 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
  UCR216206  Abronia villosa var. villosa Jim Andre, T. La Doux 2009-2-25 10833 Riverside Sonoran (Colorado) Desert, Palen Dry Lake; c. 6 miles north of I-10 freeway, c. 15 miles east of Desert Center 129 Comment
  UCR253375  Acacia Lauren Velasco 2014-9-2 s.n. Riverside Sonoran Desert; Coachella Valley, La Quinta Park in La Quinta, near the intersection of Adams St. and Blackhawk Way 27 Comment
  UC56451  Acacia greggii H. M. Hall May 17 1901-Jun 1 1901 1849 Riverside Palm Canyon, (Journey) from Riverside to Santa Rosa Peak and Palomar Palm Canyon 457 Comment
  CLARK-A1528-1529  Acamptopappus shockleyi John C. Roos 1937-4-18 2483 Riverside San Jacinto Mountains Comment
Read comments Oct 2 2018
  CAS-BOT-BC30905  Acamptopappus sphaerocephalus Frank W. Peirson 1927-4-11 7154 Riverside Colorado Desert, 0.5 mile below Whitewater Bridge Comment
  UCR133964  Acamptopappus sphaerocephalus Mitch Provance, J. S. Ross 1998-3-27 MOR- 957 Riverside San Bernardino Mtns., Morongo Indian Reservation, road to Lion Cyn., c. 2.1 miles NE of Cabazon 549 Comment
  RSA770431  Achnatherum coronatum Orlando Mistretta, Duncan Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4868 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm)., between N34.02559, W116.69098 and N34.02135 and W116.68712. 915 Comment
  UCD50319  Achnatherum coronatum Frank W. Gould 1943-4-17 2128 Riverside 12 miles S of Corona on road to Elsinore. Comment
  UC127467  Achnatherum speciosum H. M. Hall 1905-5-10 6004 Riverside Cottonwood Pass Colorado Desert 609 Comment
  CAS-BOT-BC384731  Achyronychia cooperi L. A. Greata 1905-5-1 497 Riverside Colo. Desert Comment
  POM122371  Achyronychia cooperi Marcus E. Jones 1925-4-24 s.n. Riverside Banning. Comment
  UCD103974  Acmispon argophyllus Gordon Pilone 1961-3-1 92 Riverside White Water Canyon, 1/2 mile below Fish Hatchery. 457 Comment
  SBBG67449  Acmispon nevadensis var. davidsonii Mrs. J. D. Wright 1929-6-25 Riverside San Jacinto Mtns [probably near Idyllwild] Comment
  RSA512757  Acourtia microcephala W. Wisura, Bart O Brien, M. Durant 1990-6-12 4446 Riverside Ortega Highway 2.8 miles from T-junction S of Lake Elsinor, in burned area. Comment
  UC76423  Acourtia microcephala Mrs. Hannah 1893-1 Riverside Menifee Comment
  UCR104166  Acourtia microcephala Scott D. White 1997-5-25 5246 A Riverside San Jacinto Mtns, Bautista Canyon: Hixon Trail (USFS No. 2E43), between trailhead at Bautista Canyon Road and intermittent stream crossing at c. 3200 ft 976 Comment
  UCR224047  Acroptilon repens Justin M. Wood 2009-11-30 1387 Riverside Southwest Perris Basin, Temecula, Murrieta Creek, downstream of 1st Street Bridge 305 Comment
  UCSB18172  Adenostoma sparsifolium Easley, Bill 1964-5-10 Riverside 150 yards E of intersection of State Highway 74 and State Highway 71 1463 Comment
  UCSB2736  Adenostoma sparsifolium Gill, Robert 1959-11-22 Riverside Pines to Palms Highway 1219 Comment
  RSA687680  Adiantum capillus-veneris Norman C. Cooper 1944-4-8 1090 Riverside Andreas Canyon 457 Comment
  UCR13753  Adiantum capillus-veneris N. R. Zabriskie, W. M. Zabriskie 1971-11-27 466 Riverside Western Colorado Desert/ San Jacinto Mtns, c. 25' north of stream bank, & c. 200 yards below juncture w/ 'north canyon'; Andreas Canyon, E slope of mountains. 360 Comment
  UCR163882  Adiantum capillus-veneris B. G. Pitzer 2001-8-19 4342 Riverside Peninsular Range; Santa Rosa Mountains, Carrizo Canyon, sheep guzzler c. 0.5 mi. SW of where Hwy 74 crosses canyon 701 Comment
  POM870  Adiantum jordanii O. W. Robinson 1916-3-28 s.n. Riverside Miller's Canyon, Murrieta. Comment
  RSA125248  Agave deserti subsp. deserti E. K. Balls, Percy C. Everett 1957-8-20 22671 Riverside 6.6 mi. sw. along State Hwy. 74 from Palm Village (jct. State Hwy. 111). 502 Comment
  UCD53294  Agrostis scabra August L. Hormay 1932-8-8 s.n. Riverside Tahquitz Valley. Comment
Read comments Aug 13 2006
  UCR201412  Agrostis viridis Justin M. Wood 2008-9-30 175 Riverside SW Perris Basin, Temecula/Murrieta Creek, downstream of 1st Street bridge 305 Comment
  UCR2134  Agrostis viridis F. M. Reed 1906-5-26 959 Riverside Riverside. Wastewater ditch on Blaine Street Comment
  POM126263  Aliciella latifolia Martha Hilend 1927-4-2 s.n. Riverside Box Canyon near Shaver's Well, Colorado Desert. Comment
  UC61551  Allenrolfea occidentalis Miss Mary McKibben 1904-4-18 Riverside Mecca Colorado Desert, Mecca -5 Comment
  RSA0108827  Allionia incarnata Duncan S. Bell, Amanda Turek 2009-3-30 173 Riverside Southeast section of the Arica Mountains; approximately 1.25 air miles southwest of Priest Well. 349 Comment
  RSA676104  Allionia incarnata Scott D. White 2001-4-17 8331 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
  RSA776336  Allionia incarnata Duncan S. Bell, Amanda Turek 2010-4-10 819 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  RSA793605  Allionia incarnata Duncan S. Bell, Aaron Sedgwick 2012-9-13 4207 Riverside The Mecca Hills; approximately 5 air miles northeast of the junction of Box Canyon Road and the Coachella Canal or approximately 1.25 air miles southwest of Shavers Well. 240 Comment
  UC2015645  Allionia incarnata A. C. Sanders with G. Helmkamp & P. MacKay 1995-3-12 16079 Riverside Coachella Valley: alluvial slopes at the foot of Rabbit Peak, Santa Rosa Mtns., below Sheep Canyon. Comment
  JOTR32473  Allium fimbriatum var. fimbriatum Herskovits, Tasya, M. Harding 2011-5-20 9 Riverside Joshua Tree National Park. Little San Bernardino Mountains; near Ryan Mountain trailhead 1341 Comment
  POM263555  Allium fimbriatum var. fimbriatum J. C. Roos 1941-5-10 129 Riverside Pinyon Flats Camp, Santa Rosa Mountains. 1220 Comment
  RSA180459  Allium haematochiton E. W. Lathrop 1960-5-27 5208 Riverside 6 miles west of Murrieta. Comment
  UCR117303  Allium haematochiton A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 724 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  SEINET12051124  Allium haematochiton M. McLeod, Keil, D. 1979-1 K 12972 Riverside Alberthill jct along Hwy 71 366 Comment
  CAS-BOT-BC472712  Allium lacunosum var. lacunosum Joy Keck 1935-4-19 3849 Riverside White Tank, S. of Twenty-nine Palms Comment
  UCR205445  Allium marvinii Jeff B. Galvin, Annie L. Bustamante 2009-5-1 088 Riverside San Jacinto Mountains, foothills, Potrero Canyon, State Dept. of Fish and Game Reserve, adjacent to San Jacinto Wildlife Preserve. Hilltop east of Gilman Springs Road, south of Reserve gate 727 Comment
  RSA348948  Allium munzii Steve Boyd 1986-4-22 1778 Riverside Gavilan Hills: E edge of plateau remnant on ridge E of Estelle Mt., S of Dawson Canyon 671 Comment
  UCR42429  Allium munzii Steve Boyd 1986-4-10 1641 Riverside Peninsular Range, Gavilan Hills region, Temescal Canyon. De Palma Road between Indian Truck Trail & Horsethief Canyon, 1.2 mi east of the Indian Truck Trail exit of Hwy I-15. 372 Comment
  POM184740  Allium parishii C. L. Hitchcock 1932-4-9 12226 Riverside White Tanks, Joshua Tree National Monument, East Riverside Comment
  UCR142694  Allophyllum Scott D. White, Et al. 1995-6-16 3332 Riverside Peninsular Range; Santa Ana Mns., Proposed pipeline route; Lake Elsinore Pumped Storage Hydroeletric Project. west of Lake Elsinore, SE of Hwy 74 915 Comment
  UCR177633  Allophyllum divaricatum John F. Green, M. D. Wilcox 2003-7-15 s.n. Riverside San Jacinto Mtns., near Reed Valley on powerline trail west of Juan Diego Flats, NW of Cahuilla Mountain 1067 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
  RSA736729  Alnus rhombifolia Scott D. White, Angelia Carey, Linda Archer 2004-8-5 10679 Riverside Soboba Indian Reservation- Indian Creek and adjacent uplands, from confluence w/ San Jacinto River to +/- 2 miles upstream. 534 Comment
  RSA740088  Alnus rhombifolia Justin M. Wood 2008-11-17 231 Riverside Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  UCR167680  Amaranthus albus T. B. Salvato, Melissa Clemons 2005-6-23 1285 Riverside Peninsular Range; Temescal Valley, Alberhill, intersection of Lake Street and Walker Canyon Drive, N of Hwy I-15, at base of Walker Canyon 378 Comment
  JOTR32600  Amaranthus fimbriatus La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2666 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  UCR110395  Amaranthus retroflexus A. C. Sanders, Mitch Provance 1999-9-26 23077 Riverside San Jacinto Mountains, McMullen Flat c. 1 km NW of Valley High County Park, c. 1 km SE of Hwy 74 off (W of) Twin Pines Ranch Rd. 1195 Comment
  UC1929936  Ambrosia acanthicarpa Scott D. White 2003-10-9 9826 Riverside San Jacinto Mountains: Pine Cove area. Dutch Flat. San Jacinto Peak 7.5' Quad. Comment
  UCR275353  Ambrosia acanthicarpa T. B. Salvato, Melissa Clemons 2005-6-9 1496 Riverside Peninsular Range, Gavilan Hills, E/W trending side canyon feeding into Walker Canyon, c. 0.3 mile northeast of Hwy 15 457 Comment
  UCR92226  Ambrosia acanthicarpa D. L. Banks, Steve Boyd 1995-10-17 0756 Riverside NW Palomar Mtns, Cleveland National Forest, Agua Tibia Mtns, Agua Tibia Wilderness Area, south of Dripping Springs Campground 512 Comment
  CLARK-A1528-1535  Ambrosia dumosa John C. Roos 1937-4-18 1349 Riverside Snow Creek Comment
  HSC66728  Ambrosia dumosa D. L. Goforth, D. Reed 1980-3-25 360 Riverside Hwy. 195, 6 miles E of Mecca. Box Canyon, Mecca Hills 122 Comment
  LA202895  Ambrosia dumosa Carl Epling; 1927-3-27 sn Riverside Thousand Palms Comment
  NY43445  Ambrosia dumosa C. R. Annable 1995-3-10 2261 Riverside 1.6km S of Lake Cahuilla County Park Comment
  POM41505  Ambrosia dumosa Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA777416  Ambrosia dumosa Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 784 Riverside Mecca Hills, just south of Shaver's Well. 305 Comment
  UCR216256  Ambrosia dumosa Mike Bell 2008-3-19 047 Riverside Sonoran (Colorado) Desert, Coachella Valley; 2 miles west of Desert Hot Springs, north of Pierson Blvd. and west of North Indian Canyon Dr. 396 Comment
  UCR261172  Ambrosia pumila A. C. Sanders, Jeff Crain, Nina Kidd 2015-5-19 41724 Riverside Elsinore Trough, north of Elsinore along a dirt road west of Baker St., behind house on hill at 17401 Baker St. 388 Comment
  CAS-BOT-BC273005  Ambrosia salsola J. M. No date on label 0018 Riverside HTGR Site, Vidal Junction Comment
  UC1923764  Ambrosia salsola John L. Strother 2008-3-10 1370 Riverside ca. 18 km (11 miles) W of Chiriaco Summit, along N frontage of I-10 420 Comment
  JEPS39443  Ambrosia salsola var. salsola I. W. Clokey 1935-4-17 6985 Riverside Cottonwood Springs Comment
Read comments Oct 9 2010
  SBBG87792  Ambrosia salsola var. salsola A. C. Sanders with D. Charlton, B. Pitzer 1986-3-1 6023 Riverside NW end of Hayfield Lake, ca. 0.5 mi SW of the pumping station 411 Comment
  UC68914  Ambrosia salsola var. salsola H. M. Hall 1905-5-1 5983 Riverside Chuckawalla Springs Colorado Desert Comment
  RSA0034425  Amelanchier utahensis Carl B. Wolf 1931-5-11 s.n. Riverside Near Pipe Creek, above Hemet Valley, San Jacinto Mountains. 1677 Comment
  JEPS35502  Amorpha fruticosa C. V. Meyer 1928-8-2 628 Riverside wash of San Jacinto River base of San Jacinto Mt.; San Jacinto River, at base of San Jacinto Mt. 670 Comment
  SDSU13505  Amorpha fruticosa W. Miller with C. Mosse 1972-7-13 Riverside 100 yards west of M.W.D Station; 25 yards from river. Comment
  RSA0089991  Amsinckia douglasiana Severauce 1926-2-20 s.n. Riverside Murray Canyon. Comment
  RSA499970  Amsinckia intermedia H. de Forest 1929-3-16 s.n. Riverside San Bernardino Mts, San Gorgonio Pass. Comment
  RSA499976  Amsinckia intermedia David Young 1969-4-12 P 403 Riverside 10 mi. SE. of Helmet, California on State St. 335 Comment
Read comments Apr 6 2013
  RSA660549  Amsinckia intermedia Lydia Paneri 1982-4-17 8 Riverside Cajalco Road, 0.7 miles east of I-15; south of Corona. 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
  UCR139717  Amsinckia tessellata B. G. Pitzer 1989-4-16 1303 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, just outside impact area, 1 km south of Tabaseca Tank 700 Comment
  POM13624  Amsonia brevifolia var. tomentosa E. C. Jaeger 1921-4-1 60 Riverside One Thousand Palms Canyon. Colorado Desert of California. Comment
  UC218068  Amsonia tomentosa P. A. Munz and I. M. Johnston 1922-5-7 5253 Riverside Little San Bernardino Mts., Keyes Ranch 1066 Comment
  POM98948  Amsonia tomentosa var. tomentosa E. C. Jaeger 1926-3-24 s.n. Riverside Eagle Mountains. Comment
  CSUSB803  Anemopsis californica Art Whistler 1966-5-18 Riverside Road to reservoir on hills behind the University of California, Riverside (UCR) campus near the water tanks. Comment
  RSA77438  Angelica tomentosa F. W. Peirson 1924-7-29 5024 Riverside Open Mountain slope on road from Banning to Idyllwild, San Jacinto Mountains. 1677 Comment
  JOTR35480  Anisocoma acaulis La Doux, Tasha, D. Shade, S. De Groot, N. Fraga, L. Washburn 2013-4-26 3168 Riverside Joshua Tree National Park. Little San Bernardino Mtns, below Lower Covington Flats, W of Smithwater Canyon,(Biodiversity Hunt stop1) 1341 Comment
  RSA416652  Anisocoma acaulis Gary D. Wallace 1964-4-26 s.n. Riverside Pinyon Flats. Comment
  RSA741202  Anisocoma acaulis Scott D. White, Justin M. Wood 2008-5-15 11964 Riverside San Jacinto Mountains: Garner Valley, NW of Fobes Ranch Rd and NE of Hwy 74, valley bottom. 1357 Comment
  RSA78284  Antirrhinum coulterianum Philip A. Munz, E. K. Balls 1952-8-21 17971 Riverside Vandeventer Flats, SE end of San Jacinto Mtns. 1402 Comment
  UC64222  Antirrhinum coulterianum H. M. Hall 1900-1 579 Riverside vicinity Riverside (Gavilan Mts); Gavilan Mts., Riverside 457 Comment
  CLARK-A1528-4162  Antirrhinum filipes John C. Roos 1947-2-15 3238 Riverside Comment
  CAS-BOT-BC372462  Antirrhinum nuttallianum A. C. Sanders; T. B. Salvato; Matthew Malle; Jonas Winbolt; Katie A. Kurtz 2010-4-7 37797 Riverside Southeastern Gavilan Hills norht of Alberhill, west of dirt extension of Lake St., 1.0 mile NW (341 deg. ) of intersection of I-15 and Lake St., Alberhill 7.5' Q., Southeastern Range 526 Comment
  RSA675023  Antirrhinum nuttallianum Scott D. White, Tasha La Doux 2000-4-20 7687 Riverside South of Hemet: 'Gibbel Flat' in the Santa Rosa Hills. 610 Comment
  SEINET3078504 Image available Antirrhinum nuttallianum Ted R. Turk 1971-5-16 s.n. Riverside Murrieta, De Luz Rd. 1.9 mi. south of Murrieta 366 Comment
  UCR199925  Antirrhinum nuttallianum Scott D. White, Justin Wood 2008-4-16 11887 Riverside Perris/Elsinore Basin, hills to the west of I-215 and south of Scott Rd. 549 Comment
  POM354919  Antirrhinum nuttallianum subsp. nuttallianum J. D. Olmsted 1962-5-10 3648 Riverside Crest between Sandia Creek and DeLuz Creek drainages. 259 Comment
  RSA525273  Apiastrum angustifolium Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4587 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 579 Comment
  UCR177645  Apiastrum angustifolium S. J. Myers, John Green 2003-4-23 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1189 Comment
  SD122932  Apium graveolens Steve Boyd 1985-7-23 1011 Riverside De Luz Road, 7 miles west of Rancho California. 365 Comment
  UCR24915  Arabis glabra A. C. Sanders 1980-7-18 1675 Riverside San Jacinto Mtns, Thomas Mountain; along a small dry creek in Spillway Canyon about 2 mi SW of Hwy 74 along Thomas Mountain Road 1463 Comment
  RSA477453  Arabis pulchra M. B. Dunkle 1935-3-31 4436 Riverside Hills North Cottonwood Springs. Colorado Desert. 701 Comment
  UCR201670  Arabis sparsiflora Scott D. White, Justin M. Wood 2008-6-19 12276 Riverside San Jacinto Mountains, meadows at Baldy Mountain 1677 Comment
  SEINET3239987  Arceuthobium campylopodum R. L. Mathiasen 2009-1 2009 -67 Riverside 1 km S of south fork of the San Jacinto River bridge on St. Rte. 74. 1350 Comment
  UCR268273  Arctostaphylos glandulosa Jim Andre 2012-6-15 30514 Riverside San Jacinto Mountains, San Bernardino National Forest, along Hwy 243, 8.6 miles south of Hwy I-10 at Banning, just northeast of Hungry Hollow and Poppet Flat 1309 Comment
  UCR273479  Arctostaphylos glandulosa A. C. Sanders, Glen Morrison 2016-8-4 42604 Riverside Peninsular Range; Santa Ana Mountains, South Main Divide Road, near Elsinore Peak, 0.35 km by road south of road junction to Elsinore Peak towers 998 Comment
  UC1120219  Arctostaphylos glandulosa subsp. glandulosa C. Van Fleet 1931-2-18 10 Riverside head of Tenaja Canyon Elsinore Quadrangle Comment
Read comments Nov 27 2011
  RSA629368  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-6-16 16818 Riverside Hwy 234, 3 km N of Hwy 74, San Jacinto Mtns. 1520 Comment
  RSA631764  Arctostaphylos glauca Jon E. Keeley 1992-4-17 15070 Riverside End of Woodchuck Road, Woodchuck Resort. 2 km south of Highway 79. 670 Comment
  RSA632224  Arctostaphylos glauca Jon E. Keeley 1974-6-6 4093 A Riverside Past Agunga [Aguanga?] across from ranch with blue fish sign. 60 Comment
  RSA632647  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16522 Riverside Red Mountain Road, 1.8 km east of R3. 850 Comment
  SDSU13993  Arctostaphylos glauca Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2146 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of wet meadow (El Valle complex). 646 Comment
  SDSU17428  Arctostaphylos glauca C. Matt Guilliams 2007-8-2 394 Riverside Temescal Valley, west of Interstate 15. Along Cleveland National Forest margin in east-west trending ravine, on shaded north-facing slope. Housing development in progress. Ravine near intersection of McVicker Canyon Park Road and Gateway Rd. 630 Comment
  RSA0002607  Arctostaphylos glauca var. eremicola W. L. Jepson 1914-5-18 6004 Riverside Colorado Desert, Pinyon Well Mountains. Comment
  POM367326  Arctostaphylos glauca var. glauca Ora M. Clark 1929-4-6 1953 Riverside South of Hemet. Comment
  RSA0120001  Arctostaphylos parryana Duncan S. Bell, Thomas Stoughton 2016-4-13 9254 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; on the western slopes of Martinez Mountain. 1548 Comment
  RSA635199  Arctostaphylos parryana subsp. tumescens Jon E. Keeley 1992-7-17 16776 Riverside Rd. to Thomas Mtn. (5S15), 4.3 km north of Toolbox Spring. San Jacinto Mtns. 1920 Comment
  POM12411  Arctostaphylos patula subsp. platyphylla P. A. Munz 1922-9-7 6415 Riverside North fork of Tahquitz Creek. 2287 Comment
  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
  CLARK-A1528-449  Arctostaphylos pringlei subsp. drupacea Kim Mortensen 1969-5-10 24 Riverside San Jacinto Mountains Comment
  RSA635654  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-17 16865 Riverside Hwy 243, 39-40 km north of Idyllwild. 1375 Comment
  RSA585641  Arctostaphylos rainbowensis D. L. Banks, S. D. Boyd 1995-3-15 0076 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., Dorland Mtn. area. 738 Comment
  UCR201436  Arenaria macradenia subsp. macradenia Scott D. White, Justin M. Wood 2008-6-17 12182 Riverside San Jacinto Mountains, Garner Valley, USFS Kenworthy Station 1402 Comment
  UC9886  Argemone munita Geo. F. Reinhardt 1897-6-1 Riverside San Jacinto Valley Comment
  UCR16458  Argemone munita John Dean 1965-5-6 s.n. Riverside Sonoran (Colorado) Desert, 2 miles west of Hayfield turnoff on Hwy 60 [= modern I-10] 396 Comment
  RSA0046705  Argythamnia claryana Jim Andre 2014-1-27 26651 Riverside At mine site (and borrow pit), in canyon 1.3 mi. west of Hwy 95 (at Wilson Rd), 12.2 mi. south of Vidal Jct (at Hwy 62). 224 Comment
  CAS-BOT-BC207124  Argythamnia lanceolata Theodore Labouchere 1915-4-1 204 Riverside Borders of the Colorado Desert along the easterly base of San Jacinto Mountain, not far from Palm Springs. Comment
  PASA688  Argythamnia serrata 1928-3-3 Riverside Desert Hidden Springs Comment
Read comments Aug 27 2016
  CAS-BOT-BC137652  Aristida adscensionis C. L. Hitchcock 1940-3-30 s.n. Riverside Cottonwood Spring. Comment
  SD224791  Aristida adscensionis G. K. Helmkamp, E. A. Helmkamp 1998-2-5 2676 Riverside Little San Bernardino Mtns. 3.2 mi. N. of jct of Thousand Palms Canyon Rd. & Dillon Rd. 456 Comment
  UCR165823  Aristida adscensionis John F. Green 2005-2-2 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 mi east of Desert Beach 24 Comment
  UCSB37780  Aristida purpurea Roos, John 1965-8-15 Riverside Gilman Hot Springs, San Jacinto Valley Comment
  UCR202214  Artemisia douglasiana Yvonne Thompson, G. Nuhn 1998-9-3 s.n. Riverside San Gorgonio Pass, Banning, site of proposed development called 'Sunset Crossing' at NW corner of Sunset and Westward Aves., between Sunset and Highland Home Rd., N of Westward 756 Comment
  SD229066  Artemisia tridentata Dick Schwenkmeyer 2012-3-26 661 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
  CLARK-A1528-7777  Asclepias albicans John C. Roos 1965-7-23 Riverside Eagle Mountains Comment
  SJSU11075  Asclepias albicans R. C. McGehee 1970-4-14 182 Riverside E base of Coxcomb Mts, end of road 2.3 mi W of its junction with Desert Center-Rice Rd Comment
  UCSB4912  Asclepias albicans Haller, John 1958-3-22 Riverside Near U.S. highway 60-70, 7 miles east of Box Canyon road junction (Calif. 195) 365 Comment
  RSA407720  Asclepias californica Steve Boyd 1986-4-22 1756 Riverside Temescal Canyon; Stable alluvial benches of Indian wash just S of I-15. Comment
  RSA612606  Asclepias californica D. L. Banks, Victor Steinmann 1997-3-13 1491 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
  UCR158129  Asclepias californica A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30098 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
  UCR48344  Asclepias californica Steve Boyd 1986-4-22 1756 Riverside Temescal Canyon, stable alluvial benches of Indian Wash just south of Interstate Hwy 15 Comment
  CLARK-A1528-1463  Asclepias fascicularis John C. Roos 1941-10-24 5333 Riverside Riverside 228 Comment
  SEINET3005052  Asclepias subulata G. Rink 2011-4-28 10490 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe, sandy 94 Comment
  OBI52770  Asparagus asparagoides B. Pitzer & E. Misquez, E. Misquez 1988-2-28 636 Riverside Walker Basin, SW of Murrieta, Avenida del Oro, 2 mi S of Ranch Calif Rd 427 Comment
  POM12825  Aster alpigenus Philip A. Munz 1922-9-6 6391 Riverside Round Valley, San Jacinto Mts. 2744 Comment
  RSA781390  Astragalus aridus Duncan S. Bell 2010-5-1 907 Riverside Arica Mountains: northwest of mountain range, approximately 7.2 air miles west of the ghost town of Rice, and approximately 6 air miles northwest of Priests Well. 312 Comment
  CAS-BOT-BC177529  Astragalus bicristatus Elizabeth McClintock 1965-6-25 s.n. Riverside Santa Rosa Mountain, a short distance below summit Comment
  SEINET2060370 Image available Astragalus bicristatus Reid Moran 1973-7-28 21111 Riverside North slope of Toro Peak, Santa Rosa Mountains. 2310 Comment
  CLARK-A1656-621  Astragalus coccineus Lois Ann Scott 1978-5-6 Riverside San Jacinto Mountains 1219 Comment
  RSA600858  Astragalus didymocarpus K. Watkins, E. McClintock 1937-4-9 s.n. Riverside 1 mile west of San Jacinto Comment
  RSA715250  Astragalus didymocarpus Brett Hartman 2006-4-28 s.n. Riverside Lake Elsinore back basin on NE side of lake. 384 Comment
  CAS-BOT-BC182635  Astragalus didymocarpus var. obispoensis L. R. Abrams 1935-4-7 13664 Riverside Gavilan Hills, 2 mi. SW. of Perris Comment
  RSA85878  Astragalus didymocarpus var. obispoensis J. C. Roos 1952-4-30 5606 Riverside Hills between Camp Haan and Riverside 518 Comment
  UCR49257  Astragalus didymocarpus var. obispoensis Steve Boyd 1986-4-2 1624 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  SDSU7889  Astragalus douglasii H. Wedberg 1963-5-26 1069 Riverside Banning to Idyllwild road, at junction with road to Black Mountain Publ. Campgr. Lower Yellow Pine Forest. 1646 Comment
  RSA775122  Astragalus douglasii var. douglasii Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5025 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010 750 Comment
  RSA415495  Astragalus douglasii var. parishii N. C. Cooper 1944-5-20 1238 Riverside Pine Flats, Palms to Pines Highway, San Jacinto Mountains. 1220 Comment
  RSA1785  Astragalus filipes C. B. Wolf 1931-5-11 s.n Riverside Near Pipe Creek, Hemet Valley, San Jacinto Mtns. 1616 Comment
  RSA736309  Astragalus gambelianus Scott D. White, Justin M. Wood 2008-3-25 11785 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon, Morgan Property, Alberhill area. 274 Comment
  CAS-BOT-BC186897  Astragalus insularis var. harwoodii H. M. Hall 1901-4-5 5945 Riverside McCoy Wash, Colorado Desert Comment
  CAS-BOT-BC187103  Astragalus lentiginosus var. borreganus John Thomas Howell 1928-3-11 3439 Riverside Six miles south-east of Garnet Station, Coachella Valley Comment
  CAS-BOT-BC187109  Astragalus lentiginosus var. borreganus Cecil Hart 1926-3-9 s.n. Riverside Between Whitewater & Indio Comment
  UCR16257  Astragalus lentiginosus var. coachellae Linda Stangor 1974-4-18 s.n. Riverside Sonoran (Colorado) Desert, Windy Point, south side of point, Coachella Valley 320 Comment
  UCR6004  Astragalus lentiginosus var. coachellae Barry A. Vittor 1966-3-18 s.n. Riverside Western Colorado Desert, [Coachella Valley], just east of Varner Road [between Flat Top Mtn. and Edom Hill, based on el. given] 152 Comment
  CAS-BOT-BC192756  Astragalus palmeri Edmund C. Jaeger 1921-4-13 s.n. Riverside Entrance to Martinez Canon [Canyon], Colorado Desert Comment
  UC1921999  Astragalus pomonensis Scott D. White, Angelia Carey 2004-4-16 10161 Riverside San Jacinto Mountain Foothills: Indian Creek and adjacent slopes. Comment
Read comments Apr 22 2018
  RSA0119893  Astragalus tricarinatus Duncan S. Bell, Thomas Stoughton 2016-4-12 9214 Riverside Santa Rosa Mountains; eastern side of Martinez Mountain; in a side canyon off of Martinez Canyon, approximately 3.5 air miles southwest of the junction of Agua Alta Canyon and Martinez Canyon. 861 Comment
  UC811443  Athyrium filix-femina var. cyclosorum I. W. Clokey and E. G. Anderson 1935-8-21 6504 Riverside Fuller's Creek; San Jacinto Mts 1500 Comment
  RSA516886  Athysanus pusillus Steve Boyd 1986-3-1 1373 Riverside Gavilan Hills, Gavilan Plateau: 1/4 mile south of Harford Springs County Park. 640 Comment
  CDA10364  Atrichoseris platyphylla M. S. Wasbauer 1960-3-27 Riverside Shaver Summit. 0 Comment
  JEPS35951  Atrichoseris platyphylla W. L. Jepson 1927-4-12 11660 Riverside Painted Canyon Mecca Hills, Painted Canyon Comment
  RSA94639  Atrichoseris platyphylla F. W. Peirson 1927-4-12 7158 Riverside Painted Canyon, near Mecca Comment
  RSA543198  Atriplex canescens Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6098 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
  SEINET998491  Atriplex canescens A. C. Sanders 2005-1 29128 Riverside Sonoran (Colorado) Desert: SE of Hwy 177 toward dunes above Palen Dry Lake, SE end of Coxcomb Mtns. (East of Victory Pass 7.5' Q) 168 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
  RSA537269  Atriplex coronata var. notatior D. E. Bramlet 1991-5-10 2148 Riverside 6.5 miles west of hemet, approximatly 500 m south and west of the ntersection of Warren and Florida (Hwy 74) and 80 miles east of the MWD San Diego Canal. 457 Comment
  SBBG129044  Atriplex elegans var. elegans R. E. Riefner Jr. 2013-8-17 13 -190 Riverside City of Lake Elsinore, along Collier St and Hwy 74 S to Temescal Wash 393 Comment
  UCR148300  Atriplex hymenelytra 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
  CAS-BOT-BC169295  Atriplex lentiformis S. B. Parish 1912-10-24 8266 Riverside Thermal -39 Comment
  JEPS90698  Atriplex pacifica D. Bramlet 1991-6-20 2200 Riverside approx 8 m e of Davis Road (and some 150 m n of the San Jacinto River levee, Old Riverbed area beside existing channelized area of San Jacinto River); San Jacinto Wildlife Area 475 Comment
  CLARK-A1528-5395  Atriplex polycarpa John C. Roos 1943-12-19 2763 Riverside Pushawalla Wash Comment
  OBI2984  Atriplex polycarpa Lewis S. Rose 1967-12-19 67177 Riverside La Quinta 15 Comment
  UCR92294  Atriplex semibaccata Scott D. White, S. Ogg 1994-10-17 2457 Riverside Temecula Valley, Murrieta Creek at Winchester Road bridge (Banana Avenue) 317 Comment
  RSA557310  Atriplex serenana Julie Greene, S. Boyd, D. Bramlet, H. Flores, H. Ochoterana 1993-7-9 1409 Riverside San Jacinto Wildlife Area. 433 Comment
  RSA0063034  Avena barbata Andrew Haimov, April Sleigh 1992-5-19 92 Riverside 1 1/2 miles east of Davis Road, next to reclaimed water storage site, San Jacinto Wildlife Area. Comment
  RSA385393  Avena fatua N. C. Cooper 1947-4-5 2107 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  UCR59705  Baccharis brachyphylla A. C. Sanders 1989-9-19 9503 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
  RSA450761  Baccharis emoryi J. C. Roos 1965-10-7 s.n. Riverside Fairmont Park Comment
  UCR180129  Baccharis pilularis subsp. consanguinea A. C. Sanders, Steve Boyd, Mark A. Elvin, Dean Kelch 2006-12-8 33256 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, north side of Mesa de Colorado at drainage (headwaters of Cole Cyn.) crossing Via Volcano just south of Tenaja Rd. 598 Comment
  CAS-BOT-BC106738  Baccharis salicifolia C. L. Hitchcock 1966-3-15 24159 Riverside 3 mi. e. of Glen Ivy Hot Springs, in sandy wash. Comment
  POM153358  Baccharis salicifolia Philip A. Munz, I. M. Johnston 1928-9-6 11237 Riverside Morongo Creek, Colorado Desert 610 Comment
  RSA774511  Baccharis salicifolia Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4463 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
  RSA0086782  Baccharis sarothroides R. G. Swinney 1967-5-26 14063 Riverside Snow Creek. 457 Comment
  IRVC511  Baccharis sergiloides Pat McClellan 1965-5-9 none Riverside Palm Springs Sonoran Desert Comment
  UC501623  Baccharis sergiloides Frank W. Peirson 1928-9-6 8205 Riverside Morongo Canyon 609 Comment
  CDA41203  Bacopa monnieri G. D. Barbe 1983-1-24 4035 Riverside Desert Island Country Club, northeast of Rancho Mirage. 0 Comment
  UC1929930  Bahiopsis laciniata Scott D. White, Michael Honer 2003-5-27 9419 Riverside Gavilan Hills / Temescal Canyon: Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. Collected south and / or west of unnamed peak 2349. Lake Elsiniore & adj. Alberhill 7.5' Quad. Comment
  CAS-BOT-BC295905  Bahiopsis parishii Carl B. Wolf 1932-4-27 3049 Riverside Colorado Desert. 1 mi. off Mecca - Blythe Road. Lower end of Lost Palms Canyon at 1st. rocky hills 243 Comment
  POM172024  Bahiopsis parishii Philip A. Munz 1930-5-1 11924 Riverside One mile east of Cabazon Comment
  RSA1392  Bahiopsis parishii B. D. Stark 1930-4-2 785 Riverside Whitewater Bridge, San Gorgonio Pass 457 Comment
  RSA704862  Bahiopsis parishii J. B. B. 1934-6-18 527 Riverside Snow Creek; base of San Jacinto. Comment
Read comments Feb 16 2013
  UC566708  Baileya pauciradiata Margaret Stason 1927-2-12 Riverside 1000 Palm Canyon Colorado Desert Comment
  POM350771  Bebbia juncea Robert Gustafson 1980-5-5 1574 Riverside Whitewater Canyon Road, 0.4 of a mile from the junction with Interstate 10. Whitewater Canyon wash. 610 Comment
  POM350775  Bebbia juncea Ora M. Clark 1929-3-16 1717 Riverside N. of Whitewater Comment
  RSA101110  Bebbia juncea David B. Dunn 1947-7-12 2962 Riverside Pushawalla Canyon, Indio Hills Comment
  UCR167365  Bebbia juncea 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
  UCR224180  Bebbia juncea Justin M. Wood, Dustin M. Ray 2010-10-21 3023 Riverside Colorado (Sonoran) Desert, Chuckwalla Valley northeast of Victory Springs and 0.9 km east of Kaiser Road on unmarked 4WD road 198 Comment
  CAS-BOT-BC100111  Bebbia juncea var. aspera John Thomas Howell 1928-1-29 3296 Riverside floor of Painted [Canon] Canyon, Colorado Desert 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
  JEPS52451  Bernardia myricifolia W. L. Jepson 1928-4-23 12563 Riverside Cottonwood Spring Colorado Desert, Cottonwood Mts., Cottonwood Spring 731 Comment
Read comments Oct 9 2010
  UCSB21057  Bernardia myricifolia McMinn, Howard 1935-6-27 Riverside Grade to the valley, Palms to Pines Highway Comment
  UCR189286  Bidens frondosa Fred M. Roberts, S. Leatherman 2007-9-19 6585 Riverside Santa Ana Canyon, Santa Ana River, across from Green River Golf Course, 0.15 km W of Green River Road bridge 128 Comment
  UCR126380  Blennosperma nanum var. nanum A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 689 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  CAS-BOT-BC478858  Bloomeria crocea var. aurea H. M. Hall 1901-6-1 2101 Riverside San Jacinto Mtns. 1463 Comment
  UC123745  Boechera platysperma F. M. Reed 1908-7-13 2527 Riverside Tahquitz Ridge San Jacinto Mountains 2590 Comment
  UCR101519  Boerhavia coulteri Steve Boyd, Valerie Soza, Tasha LaDoux 1997-10-13 10051 A Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10. 427 Comment
  JOTR29271  Boerhavia triquetra var. intermedia La Doux, Tasha 2005-8-17 1541 Riverside Joshua Tree National Park. Little San Bernardino Mountains, east of Barker Dam; near Wall Street Mill parking lot along trail heading toward Wonderland Wash 1319 Comment
  JOTR32618  Boerhavia wrightii La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1628 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  UCD170134  Boerhavia wrightii A. C. Sanders; T. B. Salvato 2000-4-21 23350 Riverside Coachella Valley, east side of the Coachella Canal between I-10 and Ave. 56 (Airport Rd.), 3 miles east of Thermal. 15 Comment
  CAS-BOT-BC31023  Bolboschoenus maritimus LeRoy Abrams 1901-5-1 s.n. Riverside Elsinore. Comment
  RSA0088439  Bolboschoenus maritimus subsp. paludosus Mitch Provance 2011-7-4 17180 Riverside San Bernardino Valley: Northwestern base of the Jurupa Mountains, adjacent to S side of Fontana (technically in an unincorporated part of Riverside Co.), retention basin on S side of Philadelphia St., just E of Country Village Rd. 262 Comment
  SEINET12784924  Bolboschoenus maritimus subsp. paludosus G. Rink 2016-4-10 13774 Riverside At Whitewater Wash and Highway 111 61 Comment
  UCR89882  Bolboschoenus maritimus subsp. paludosus J. M. Stewart 1991-5-15 789 Riverside Sonoran (Colorado) Desert, Coachella Valley, Dos Palmas Oasis [Rancho Dos Palmas, Nature Conservancy preserve headquarters], North Shore -37 Comment
  CLARK-A1528-4501  Bothriochloa barbinodis John C. Roos 1947-2-15 3236 Riverside Eagle Mountains Comment
  SD152998  Bothriochloa barbinodis Steve Boyd, Tim Ross 1992-2-26 6697 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness, from Fisherman's camp downstream to confluence with Bluewater Canyon 1000 Comment
  RSA0093776  Bouteloua aristidoides Duncan S. Bell 2015-9-30 8678 Riverside Santa Rosa Mountains; Little Pinyon Flat; collecting in a large drainage from Cactus Spring Trail to Horsethief Creek. 1246 Comment
  RSA0099443  Bouteloua aristidoides Duncan S. Bell, Evan Meyer 2014-10-29 7695 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
  UCSB28161  Bouteloua aristidoides Blakely, E. 1961-9-12 Riverside Pinyon Flat, Palms to Pines Hwy 1219 Comment
  RSA339334  Bouteloua barbata R. F. Thorne 53563 Riverside Joshua Tree National Monument: Just S of San Bernardino Co. line, near jnc od road to Split Rock and 29 Palms; elev. ca. 3600 feet-Valley W of Pinto Mountains. Sandy wash at Live Oak Tank. 1326 Comment
  CLARK-A1528-4516  Bouteloua curtipendula John C. Roos 1958-9-28 Riverside San Jacinto Mountains Comment
  RSA699818  Bowlesia incana Scott D. White, Michael Honer 2003-4-4 8947 Riverside Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. 366 Comment
  UCR213309  Bowlesia incana A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37696 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
  POM296452  Brandegea bigelovii Lyman Benson 1949-3-28 13572 Riverside Wash at east end of Pines to Palms Highway just above junction of Palm Springs-Indio Road; Mt. Range: Santa Rosa Mountains; Drainage area: Colorado Desert. 304 Comment
  RSA517243  Brandegea bigelovii Steve Boyd 1986-2-18 1331 Riverside Mecca Hills, Colorado Desert: Box Canyon, along Hwy 195. Comment
  UC354498  Brandegea bigelovii Edmund C. Jaeger 1925-12-19 Riverside Fish Traps near Mecca 3 Comment
  UCD107469  Brandegea bigelovii Lyman Benson 1949-3-28 13572 Riverside Wash at E end of Pines to Palms Highway, just above jct with Palm Springs Indio Rd. 304 Comment
  UCR216221  Brandegea bigelovii Jim Andre, T. La Doux 2009-2-25 10805 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains; c. 0.5 mi. south of I-10 freeway at Eagle Mountain Road exit 414 Comment
  UCR21919  Brassica geniculata Steve Boyd 1980-5-11 223 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  CHSC110009  Brassica tournefortii Scott D. White 2001-4-3 8237 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn. I-10 / SR 111. Bajadas and washes adjacent to powerline access roads at unnamed freeway exit accessing pump station. Alt.:396-473m/1300-1550ft. 396 Comment
  RSA776014  Brassica tournefortii Duncan S. Bell 2010-3-20 614 Riverside Riverside Mountains; in the vicinity of Calzona Mine; approximately 2 air miles northeast of Riverside Mountain Peak. 232 Comment
  UCR148341  Brassica tournefortii John F. Green 2005-1-13 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  RSA595705  Brickellia R. E. Riefner 1996-8-27 96 -153 Riverside Lee Lake, W side of Temescal Wash near Indian Truck Rd. & I-15. Comment
  CAS-BOT-BC106341  Brickellia atractyloides var. arguta Marcus E. Jones 1926-5-13 s.n. Riverside Old Woman Mts. Comment
  JOTR37468  Brickellia atractyloides var. arguta Hodges, Stephen, T. Green 2016-5-5 590 Riverside Joshua Tree National Park. Little San Bernardino Mountains; canyons below Upper Covington Flats, southwest of Covington Crest trail (Stop 2) Comment
  RSA191409  Brickellia californica E. W. Lathrop, R. F. Thorne 1967-9-26 6617 Riverside Tenaja Guard Station, 10 miles NW of Murrieta. 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
  UCR82760  Brickellia californica A. C. Sanders, T. Schram & D. Wappler 1994-10-6 15787 Riverside San Jacinto Mtns, Azalea Creek above Twin Pines, Twin Pines Creek drainage 1192 Comment
  CLARK-A1528-2039  Brickellia desertorum John C. Roos 1950-9-30 4994 Riverside Box Springs Mountains 457 Comment
  JOTR34406  Brickellia desertorum La Doux, Tasha, M. Harding, B. Truesdell, D. Shade 2012-9-25 3093 Riverside Joshua Tree National Park. Cottonwood Mountains; Cottonwood Spring area 902 Comment
  UCR163887  Brickellia desertorum B. G. Pitzer 2001-11-4 4350 Riverside Peninsular Range; Santa Rosa Mountains, Carrizo Canyon, sheep guzzler c. 0.5 mi. SW of where Hwy 74 crosses canyon 701 Comment
  RSA0042857  Brickellia incana Duncan S. Bell, LeRoy Gross 2014-3-20 6271 Riverside Orocopia Mountains; Orocopia Wilderness area; northeastern section of range; approximately 3.5 air miles south of Hayfields Lake. 609 Comment
  UC1329829  Brickellia incana James E. Cole 1941-6-11 863 Riverside .25 mi below spring area Cottonwood Spring (Joshua Tree National Monument); Joshua Tree National Monument 1066 Comment
  RSA771884  Brodiaea santarosae Steve Boyd 2010-5-28 12282 Riverside Elsinore Peak, southeast of peak, north of trail along old Main Divide Road east of road up to communications towers 1012 Comment
  UCR16041  Brodiaea terrestris subsp. kernensis Loretta Bates 1978-5-27 s.n. Riverside Santa Ana Mtns, Santa Rosa Plateau: Mesa de Burro south of Tenaja Road, 4 mi west of Murrieta Comment
  CAS-BOT-BC221150  Bromus berteroanus A. C. Sanders; T. B. Salvato; Matthew Malle; Jonas Winbolt; Katie A. Kurtz 2010-4-7 37794 Riverside Peninsula Range: southeastern Gavilan Hills north of Alberhill, west of dirt extension of Lake St., 1.0 mi. NW (341 deg. ) of intersection of I-15 and Lake St. 526 Comment
  SEINET235857 Image available Bromus carinatus var. carinatus Scott D. White 1997-5-18 5154 Riverside Vista Grande Area: Just W of USFS Vista Grande Fire Station (i.e. Hwy 243 ca. 10 road miles SE of Banning). 1500 Comment
  UC69336  Bromus carinatus var. carinatus H. M. Hall 1899-5-22 1112 Riverside San Jacinto Mountains; Southern California, San Jacinto Mountains 1524 Comment
  RSA127000  Bromus grandis H. S. Yates 1936-8-29 6383 Riverside Fuller Creek [Poss. Fuller Mill Creek now?] 1677 Comment
  RSA385313  Bromus grandis N. C. Cooper 1944-7-15 1602 Riverside Idlewild [Idyllwild], San Jacinto Mountains. 1524 Comment
  SD137962  Bromus madritensis subsp. rubens Darin L. Banks 1995-4-11 173 Riverside Cleveland National Forest; Agua Tibia Wilderness Area; north slope of Agua Tibia mountain; east of the Dripping Springs Alcove area, along the Dripping Springs trail 950 Comment
  UCR172140  Bromus rubens A. C. Sanders 2006-5-11 32256 Riverside Warm Springs Valley, N edge of city of Lake Elsinore, 35 acre parcel south of the intersection of Collier Ave. and Riverside Dr., NE of Alberhill Crk., NW of Enterprise Way 389 Comment
  UC1930179  Bromus trinii Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky, T. S. Ross 2003-4-17 10455 Riverside Peninsular Ranges, San Jacinto Mountains / Colorado Desert; East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UCR2257  Bromus trinii F. M. Reed 1920-3-24 4170 Riverside Western Colorado Desert, Murray Canyon, a tributary of Palm Canyon near Palm Springs 305 Comment
  SEINET4009128  Caesalpinia virgata G. T. Manthey 1977-1 1610 Riverside About 10 miles wast of Mecca, on road going to Joshua Tree National Forest. Comment
Read comments Jul 19 2015
  UCR124000  Caesalpinia virgata George K. Helmkamp, E. A. Helmkamp 2001-4-14 6466 Riverside Coachella Valley, Indio Hills, 1.4 mi north of Ramon Rd on Avita Rd (Avita is 2.8 mi east of I-10) 46 Comment
  UCR164924  Calandrinia ambigua John F. Green 2005-2-2 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 mi east of Desert Beach 24 Comment
  RSA0120322  Calandrinia ciliata Duncan S. Bell 2016-3-13 8924 Riverside Whitewater Canyon; in the vicinity of Painted Hill, approximately 2.5 air miles southeast of the Ranger Station (trout pond). 613 Comment
  UCR35005  Calia secundiflora L. B. Ziegler 1976-8-25 552 Riverside San Jacinto Valley, upper part of valley on slopes below the hills on east side 457 Comment
  RSA198959  Callitriche marginata R. F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37451 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California.. 609 Comment
  UCR266591  Callitriche marginata Mitch Provance, Robin Kinmont 2015-3-27 315- 52 Riverside Perris-Aguanga Basin Region, French Valley, Leon Rd. (unmarked dirt portion), along SCE transmission route between Benton Rd. and Auld Rd. 411 Comment
  UCR281105  Callitriche marginata var. marginata Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317- 27 Riverside Menifee Valley, Menifee, about 0.5 miles south of Sun City, and 0.5 miles west of Romoland, SW corner of Lazy Creek Rd. and Murrieta Rd. 431 Comment
  POM13073  Calochortus concolor E. C. Jaeger 1921-06 s.n. Riverside San Jacinto Mts. McMullen Trail [Banning to McMullen Flat] Comment
Read comments Nov 5 2011
  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
  UCR193293  Calochortus palmeri var. munzii A. C. Sanders, Tim Thomas 2008-6-20 35543 Riverside Peninsular Range; San Jacinto Mtns., May Valley near Fleming Ranch, north of Bonita Vista Rd. and east of Herkey Creek 1550 Comment
  RSA773133  Calochortus plummerae Duncan S. Bell, J. D. England 2010-6-7 1269 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.4 air miles southeast of junction of Highway 74 and forest service road 5S15., Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 780 Comment
  UCR293  Calochortus plummerae Eugene Cardiff 1950-6-6 s.n. Riverside San Bernardino Valley region, Jurupa Hills 366 Comment
  RSA377469  Calochortus splendens Christopher Davidson 1977-5-25 5652 Riverside Mesa de Burro, Santa Rosa Plateau area 701 Comment
  RSA674935  Calochortus splendens Scott D. White 2000-5-30 7969 Riverside Corona Foothills: ca. 1 mi SE of the I-15/El centro Rd jtn. Adv to new housing construction. Alluvial terrances with steep, incised channels. 335 Comment
  UCR20785  Calochortus splendens A. C. Sanders, Steve Boyd 1980-5-2 1417 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR215621  Calochortus splendens Crystal Sheehan 2010-5-10 47 Riverside Peninsular Range; Gavilan Hills Region, Lake Mathews Reserve, c. 1/4 mi. south of 13225 Cajalco Road, south of Lake Mathews, c. 0.4 mi. SE of intersection of Cajalco Rd. and La Sierra Ave. 429 Comment
  RSA0063080  Calochortus splendens Darin L. Banks, Elizabeth Hedge Banks 1996-5-2 0927 B 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
  UCR62662  Calochortus weedii var. intermedius Gary Bell 1990-6-27 s.n. Riverside hills c. 0.75 mi west of Crown Valley, NW of Rawson Canyon 762 Comment
  CAS-BOT-BC497281  Calochortus weedii var. weedii Scott D. White 1995-6-30 3420 Riverside Cole Creek, NW of Murrieta, upstream from Murrieta Ck. confluence 365 Comment
Read comments Dec 10 2018
  JOTR34060  Calycoseris parryi La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2958 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; loamy-gravel, steep, southeast facing slopes above Lost Horse Mine Trail Comment
  UCR80032  Calycoseris parryi Theo Glenn 1991-5-2 91- 13 Riverside Sonoran (Colorado) Desert, McCoy Mountains, NW of Blythe 350 Comment
  RSA781806  Calycoseris wrightii Duncan S. Bell 2010-5-1 893 Riverside Arica Mountains: northwest section of project area, approximately 10.5 air miles southwest of the ghost town of Rice, and approximately 2.6 air miles south of the junction of Highway 62 and the aqueduct access road. 291 Comment
  UCR281090  Calyptridium monandrum Michael D. Wilcox 2017-4-18 s.n. Riverside Sonoran (Colorado) Desert, 1 mile long segment of Palm Canyon Wash, centered on Hwy 111 crossing, city of Palm Springs 165 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
Read comments Jul 5 2008
  RSA0089417  Calyptridium monospermum Michael G. Simpson, Jamie Hall, Michael Silveira, Lori Simpson 2007-6-16 2896 Riverside Little Taquitz Valley, San Jacinto Mountain, along trail, ca. 0.1 mi north of junction with Pacific Coast[Crest] Trail, ca. 0.9 mi northeast of Tahquitz Peak. 2454 Comment
  SEINET3091115 Image available Calystegia longipes Peggy Merritt 1972-4-28 Riverside Canyon running N in dry granitic hills 1 mi S of intersec. of Alessandra Blvd. and Walnut St. 12 mi W of Riverside. Comment
Read comments Aug 25 2013
  RSA543734  Calystegia macrostegia subsp. intermedia Steve Boyd, Timothy S. Ross, Mike Hammitt, Bob Boyd 1991-5-2 6069 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  RSA557898  Calystegia macrostegia subsp. intermedia Steve Boyd, Orlando Mistretta, Bob Boyd 1992-4-22 7017 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
  JEPS31596  Calystegia macrostegia subsp. tenuifolia W. L. Jepson May 17 1901-Jun 1 1901 1559 Riverside near Temescal Wash (Walters Ranch); near Temescal Wash, Walters Ranch Comment
  RSA0100145  Calystegia occidentalis subsp. fulcrata Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8581 Riverside Santa Rosa Mountains; on a small ridge/summit area just to the south of the summit of Santa Rosa Mountain. 2438 Comment
  UCR201676  Calystegia occidentalis subsp. fulcrata Scott D. White, Justin M. Wood 2008-6-18 12244 Riverside San Jacinto Mountains, meadow northwest of Keen Camp Summit, southwest of Hwy 79 1463 Comment
  UC1184250  Camissonia Peter H. Raven 1958-3-15 11840 Riverside 4.2 mi e turn to Painted Canyon; Box Canyon Comment
  RSA466984  Camissonia bistorta H. de Forest 1929-3-16 s.n. Riverside San Bernardino Mts, San Gorgonio Pass. Comment
  RSA465969  Camissonia boothii subsp. condensata Lester Rowntree 1930-5-7 s.n. Riverside Colorado Desert, Hidden Springs Comment
  UCR216225  Camissonia brevipes subsp. brevipes Jim Andre, T. La Doux 2009-2-25 10819 Riverside Sonoran (Colorado) Desert, Palen Dry Lake; c. 6 miles north of I-10 freeway, c. 15 miles east of Desert Center 129 Comment
  RSA263683  Camissonia californica E. W. Lathrop 1975-8-15 7468 Riverside 5 miles W of Murrieta, Los Gatos Road, on south slope of Mesa de Colorado. Comment
  RSA748372  Camissonia californica Justin M. Wood 2009-3-26 406 Riverside [Coachella Valley:] Bermuda Dunes; Avenue 38, between Washington St and I-10. 37 Comment
  UCR216200  Camissonia californica Jim Andre, T. La Doux 2009-2-28 10836 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park, SE Little San Bernardino Mountains, along Berdoo Canyon Rd (dirt), c. 0.8 mi. north of JTNP boundary, c. 3 miles north of Dillon Road 632 Comment
  UCR256702  Camissonia claviformis Duncan S. Bell 2012-3-18 3216 Riverside Sonoran (Colorado) Desert, Mecca Hills; southeastern section of hills; at mouth of Hidden Canyon where drainage is blocked by the Coachella Canal, c. 2.8 air miles southwest of Hidden Spring 20 Comment
  POM200857  Camissonia claviformis subsp. aurantiaca Carl B. Wolf 1932-4-29 3109 Riverside Eastern Colorado Desert, 9 mi S of Brown's Well on the Blythe-Rice Road [Midland Rd]. 244 Comment
  RSA449190  Camissonia claviformis subsp. aurantiaca Howard Mullins 1931-4-11 s.n. Riverside Palm Springs (3 miles no.) Comment
  UCR251664  Camissonia claviformis subsp. aurantiaca Thomas R. Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-24 846 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains Wilderness, off Corn Spring Road, main wash adjacent to Corn Spring Road, draining from Corn & Aztec Springs, 396 Comment
  RSA186613  Camissonia confusa Peter H. Raven 1962-4-28 17488 Riverside Ortega Highway 3.9 miles above its east base, Santa Ana Mountains 732 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
  SEINET3142508  Camissonia pallida A. L. Reina G., TR Van Devender 2003-3-30 2003 -316 Riverside Palm Springs 159 Comment
  RSA0031748  Camissonia pallida subsp. pallida Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4465 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 488 Comment
  RSA145176  Camissonia pallida subsp. pallida William M. Klein 1958-2-11 37 Riverside Between Cathedral City and Palm Village (hwy. 111); alluvial fan at the mouth of Bradly [Bradley] Canyon 97 Comment
  RSA278984  Camissonia pallida subsp. pallida Barry A. Prigge, L. Martinez 1978-3-23 2437 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  RSA465916  Camissonia pallida subsp. pallida N. C. Cooper 1949-3-15 3014 Riverside Cabazon. 549 Comment
  RSA449055  Camissonia refracta M. B. Dunkle 1935-4-17 4563 Riverside W. of Wiley Well. Colorado Desert. Comment
  UCR226769  Camissonia refracta Jim Andre 2011-2-9 15896 Riverside Sonoran (Colorado) Desert, Mecca Hills, along Box Canyon Road at upper end of gorge, c. 6 mi south southeast of the junction with Hwy I-10, c. 12 mi west of Chiriaco Summit 284 Comment
  POM3184  Camissonia strigulosa C. F. Baker 1904-4-5 4116 Riverside Hemet Comment
  RSA192044  Camissonia strigulosa E. W. Lathrop 1960-5-6 4797 Riverside 10 miles west of Murrieta. Comment
  RSA525685  Camissonia strigulosa Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4556 Riverside Vail Lake area, rolling terrain at jct of hwy R3 and Powerline Rd. NE of the lake. 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
  UCR133368  Camissonia strigulosa Jeffrey Ross, T. B. Salvato 1998-5-28 MOR- 292 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, c. 3.5 miles NNW of Cabazon 915 Comment
  UCR201453  Camissonia strigulosa Scott D. White, Justin M. Wood 2008-6-5 12080 Riverside San Jacinto Mountains, Garner Valley, Hwy 74 at Thomas Mountain Road, southwest corner of junction 1341 Comment
  UCR75528  Camissonia strigulosa A. C. Sanders 1993-5-17 14064 Riverside San Jacinto Valley, Hemet, south side Florida Ave (Hwy 74) on east side of California Ave. 460 Comment
  UCR92181  Camissonia strigulosa D. L. Banks, Steve Boyd 1995-5-3 0196 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
  JEPS31569  Camissoniopsis bistorta W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1422 Riverside Van Deventer's Flat Santa Rosa Mts. Comment
  UC279689  Camissoniopsis pallida subsp. pallida Edmund C. Jaeger 1925-12-19 Riverside near Palm Springs; Eagle Canyon 106 Comment
  UCR166103  Camissoniopsis pallida subsp. pallida A. C. Sanders, J. C. Dice, K. C. Rose, D. Woodard 1995-3-29 16282 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 427 Comment
  UCR166112  Camissoniopsis pallida subsp. pallida A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16232 Riverside San Jacinto Mountains, San Gorgonio Pass: on and near a rocky spur at the N foot of the mountains, SW of Verbenia Ave, west of Snow Creek, east of Cabazon 550 Comment
  RSA263763  Cardamine californica var. integrifolia E. W. Lathrop 7482 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  RSA740958  Carex athrostachya Scott D. White, Justin M. Wood 2008-6-18 12222 Riverside K Flat Meadow. 1433 Comment
  IRVC15563  Carex heteroneura R. H. Whittaker, W. A. Niering 1963-6-8 SJ 314 Riverside Marion Mountain Trail. Peninsular Ranges, San Jacinto Mountains 2424 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
  POM1477  Carex praegracilis D. L. Crawford 1916-3-15 726 Riverside Near Corona. Comment
  UCR50003  Carex praegracilis L. F. LaPre, Jack Easton 1987-6-5 s.n. Riverside Peninsular Range, Rancho California, along Temecula Creek at Pala Road bridge Comment
  UC213316  Carex schottii I. M. Johnston 1918-4-27 1859 Riverside Murrieta 304 Comment
  SEINET959647  Carya illinoinensis Unknown 2003-1 26778 Riverside Temescal Valley: Lawson Drive near Glen Ivy, in a wetland reserve area for the Trilogy development (lake Mathews 7.5) 335 Comment
  SD70378  Castilleja affinis L. R. Heckard 1953-5-5 388 Riverside Along California highway 79, 5.7 miles south of Hemet, at edge of hills Comment
  RSA652586  Castilleja affinis C. J. Humphrey 1936-6-7 325 Riverside [No location information provided.] Comment
  JEPS60185  Castilleja affinis subsp. affinis L. R. Heckard 1969-4-24 2166 Riverside about 2.5 mi s Sage (along Highway 79) Comment
  POM307280  Castilleja applegatei subsp. martinii Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2139 Riverside Santa Rosa Mountains. Comment
  RSA0010962  Castilleja applegatei subsp. martinii Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 636 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  RSA489623  Castilleja applegatei subsp. martinii D. Charlton 1988-5-28 2129 Riverside Santa Rosa Mts. S of Hwy. 74 dirt road to Toro and Santa Rosa Peaks. Toro Camp Area. 2287 Comment
  JOTR35436  Castilleja chromosa Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 42 Riverside Joshua Tree National Park. Little San Bernardino Mtns; W of Juniper Flats, SW of Quail Mtn Comment
  UC1537443  Castilleja exserta Gordon H. True Jr. 1935-3-14 100 Riverside near Gavilan Peak; Gavilan Hills 609 Comment
  RSA0010930  Castilleja exserta subsp. exserta Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2258 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  RSA0010902  Castilleja exserta subsp. exserta Robert L. Rutherford 1945-5-24 1654 Riverside Big Oaks Canyon, Banning. 1220 Comment
  UC668427  Castilleja foliolosa Annie M. Alexander and Louise Kellogg 1941-4-24 2081 Riverside w side Dry Morongo Creek Gorge; Morango Valley 640 Comment
  RSA701363  Castilleja minor subsp. spiralis Steve D. Boyd, Aydee Virgen 2004-4-13 10866 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  RSA531107  Caulanthus cooperi M. B. Dunkle 1937-3-25 4956 Riverside East of Indio, Colorado Desert. Comment
  RSA229461  Caulanthus hallii P. A. Munz 1937-5-30 15093 Riverside Northwest slope of Santa Rosa Mountains. 1829 Comment
  RSA673540  Caulanthus heterophyllus Scott D. White, Tasha La Doux 2000-4-20 7678 Riverside South of Hemet: Gibbel Flat in the Santa Rosa Hills. 610 Comment
  RSA709075  Caulanthus heterophyllus S. J. Myers, John Green 2003-4-4 s.n. Riverside San Jacinto Mountains: powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain. 1220 Comment
  UCR165194  Caulanthus heterophyllus S. J. Myers 2001-4-6 s.n. Riverside San Jacinto Mtns., Bautista Canyon 976 Comment
  UCR5980  Caulanthus heterophyllus David M. Peterson 1966-2-24 660224- 7 Riverside 50 feet NE of the SE corner of the botanical garden fence, Univ. of Calif. Riverside 457 Comment
  RSA651818  Caulanthus inflatus J. Bruce Smiley 1940-3-19 s.n. Riverside 3,000 ft. Mojave (west) 914 Comment
Read comments Mar 10 2013
  SD130247  Caulanthus lasiophyllus Ed LaRue 1990-4-13 Riverside 0.5 mile northwest of town of Aguanga, north of Highway 79 and west of Highway 371. 640 Comment
  OBI42531  Caulanthus simulans L. F. LaPre 1986-4-17 s.n. Riverside Bull Canyon, Gavilan Hills Comment
Read comments Nov 21 2014
  CAS-BOT-BC56930  Ceanothus Steve Boyd; Tim Ross 1993-3-23 7898 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, 670 Comment
  RSA489179  Ceanothus crassifolius Bill Wagner 1988-4-12 s.n. Riverside Approx. 1/2 mile SW of town of Temecula, S of Rancho CaliforniaRoad and Buisness Park Drive. 335 Comment
  RSA570229  Ceanothus crassifolius Steve Boyd, Tim S. Ross 1993-3-23 7903 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
  SD140013  Ceanothus crassifolius Scott White 1993-4-22 1329 Riverside North Alberhill Ranch, in hills N of Walker Canyon 487 Comment
  RSA500224  Ceanothus greggii var. perplexans Steve Boyd, C. Boyd, K. A. Boyd 1989-4-15 3252 Riverside San Jacinto Mountains. Pinyon Flats-Ribbonwood area north of Hwy 74, near area of white rock outcrops. Comment
  RSA399315  Ceanothus leucodermis N. C. Cooper 1949-6-29 4342 Riverside Pine Cove, San Jacinto Mountains. 1829 Comment
  RSA59193  Ceanothus leucodermis Frank W. Gould 1943-4-18 2139 Riverside On rocky slopes in Ponderosa Pine Forest, east of Idyllwild. Comment
  SD7233  Ceanothus leucodermis Daniel Cleveland May 1882 Riverside Temecula Comment
Read comments Mar 27 2011
  CAS-BOT-BC83761  Ceanothus ophiochilus D. O. Burge 2007-3-20 800 b Riverside Agua Tibia Wilderness Area, Cleveland National Forest 660 Comment
  RSA517099  Ceanothus ophiochilus Steve Boyd, Tim S. Ross, L. Arnseth 1989-3-31 3097 Riverside Vail Lake area, S of Hwy 79, Kolb Creek drainage, W of Woodchuck Rd. 488 Comment
  SBBG105057  Ceanothus ophiochilus S. Boyd with K. Boyd 1993-3-28 7909 Riverside Palomar Range S of Vail Lake, N base of Agua Tibia Mtn, along trail extending S from end of Woodchuck Rd 792 Comment
Read comments Jul 12 2012
  UCR79354  Ceanothus ophiochilus Steve Boyd, K. Berg, Sandy Morey, Jon E. Keeley 1992-5-3 7169 A Riverside Peninsular Range, Vail Lake area: ridge about 1 mi. west of lake, east of 'Little' Oak Mt. 610 Comment
  UCR89469  Ceanothus ophiochilus Steve Boyd, Chris Frazier 1993-4-24 8012 Riverside Palomar Mountains, Palomar Range south of Vail Lake at the N base of Agua Tibia Mt., Agua TibiaWilderness area, Cleveland National Forest. Along trail extending S from end of Woodchuck Rd. 1000 Comment
  RSA278302  Ceanothus tomentosus var. olivaceus C. W. Tilforth, Walter Wisura 1979-5-23 1804 B Riverside Murrieta-DeLuz Rd., ca. 2 air miles south of Murrieta. 335 Comment
  RSA14152  Celtis reticulata R. C. Bacigalupi 1935-6-27 2358 Riverside 1/4 mi. up small canyon at head of 16th St., Banning. Comment
Read comments Mar 13 2011
  CDA7291  Centaurea X pouzinii R. M. Howie 1952-6-7 Riverside Fuller Rancho, near Corona. 0 Comment
  UCR222310  Centranthus ruber R. F. Thorne, W. Wisura, David Michener 1982-5-24 55194 Riverside Peninsular Ranges; Santa Ana Mountains, Cleveland National Forest, along Ortega Highway 732 Comment
  LA203694  Centromadia pungens Elizabeth McClintock; 1938-5-30 sn Riverside San Jacinto Comment
  CAS-BOT-BC248870  Centromadia pungens subsp. laevis Jeremiah George 2012-7-9 s.n. Riverside San Timoteo Canyon, west side of San Timoteo Canyon Rd., NE corner of Fisherman's Retreat Lake 597 Comment
  UCR217639  Centromadia pungens subsp. laevis Jeff B. Galvin 2010-5-3 123 Riverside Perris-Aguanga Basin, 250 m east of Warren Road and 350 m south of Esplanade Ave, adjacent to housing tract 454 Comment
  POM2210  Centrostegia thurberi H. M. Hall 1905-05 6021 Riverside Cottonwood Mountains, Colorado Desert 610 Comment
  RSA612683  Cerastium glomeratum D. L. Banks 1997-3-29 1615 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
  RSA784845  Cerastium glomeratum J. D. Olmsted 1959-6-23 567 Riverside Erosion gully where stream enters pond from North, Desert Sun School near Idyllwild, M. Fk. San Jacinto R. drainage area 1646 Comment
  RSA405367  Cercidium floridum Anstruther Davidson 1903-5-3 s.n Riverside Thermal. Comment
  CSUSB1862  Cercocarpus betuloides A. H. Wheeler 1974-7-22 Riverside San Jacinto Mountains Palms To Pines Highway- Juniper Flats 1219 Comment
Read comments Dec 4 2011
  CAS-BOT-BC135453  Cercocarpus betuloides var. betuloides J. Ewan 1929-6-16 3584 Riverside Lilly Creek Canyon 1676 Comment
  UC527317  Cercocarpus betuloides var. betuloides C. B. Wolf 1931-5-11 1950 Riverside near Pipe Creek (above Hemet Valley, San Jacinto Mountains); San Jacinto Mountains 1676 Comment
Read comments Mar 24 2011
  RSA0013751  Chaenactis carphoclinia April Garbat, Sarah J. De Groot 2013-3-27 29 -a Riverside Hwy 177 N of Hwy 10, N of Palen Pass Rd. On E side of the road 398 Comment
  UCR269868  Chaenactis carphoclinia A. C. Sanders, Jim Malusa 2016-3-18 42366 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  POM351670  Chaenactis carphoclinia var. carphoclinia L. H. Jones 1910-3-15 s.n. Riverside Rocky mountainside, Riverside Mtn, Colorado Rivers,. Comment
  RSA93829  Chaenactis carphoclinia var. carphoclinia F. W. Peirson 1922-4-11 2858 Riverside Deep Canyon Wash, Coachella Valley 244 Comment
  SBBG7873  Chaenactis fremontii C. H. Muller 1952-4-6 9510 Riverside Pinto Basin, Joshua Tree Nat Monument Comment
  UC1292310  Chaenactis fremontii C. L. Hitchcock and C. V. Muhlick 1964-3-22 23265 Riverside w end of Pinto Basin; Joshua Tree National Monument, Pinto Basin Comment
  UC472223  Chaenactis fremontii E. E. Schellenger 1911-4-25 Riverside Colorado Desert Comment
  UCR204226  Chaenactis fremontii Valerie Soza, J. M. Porter, G. D. Wallace 2001-4-2 1084 Riverside Transverse Ranges, Little San Bernardino Mountains, Big Morongo Wash 473 Comment
  UCR682  Chaenactis fremontii S. C. Warner 1956-4-28 s.n. Riverside Sonoran Desert, Small canyon in hills east of Morongo Wash Road Comment
  UCR94268  Chaenactis glabriuscula Scott D. White 1996-4-14 3898 Riverside Perris Basin/San Jacinto Mtns., E of Hemet: San Jacinto River Wash near Valle Vista, north of Hwy 74, c. 1.7 mi west of USFS Cranston Fire Station 549 Comment
  RSA583749  Chaenactis glabriuscula var. glabriuscula Steve Boyd 1995-4-24 8482 Riverside Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on northern flank of Agua Tibia Mountain at the north base of Wildhorse Peak, along the Wildhorse Trail near the northeastern corner of the Wilderness. 671 Comment
  UCR218073  Chaenactis glabriuscula var. glabriuscula Steve Boyd 2010-5-26 12279 Riverside Santa Ana Mountains, Elsinore Peak, southeast of peak, north of trail along ''old Main Divide Road'' east of road up to communications towers, near concrete wildlife drinker. 1040 Comment
  CAS-BOT-BC284590  Chaenactis glabriuscula var. lanosa Marcus E. Jones 1903-5-11 s.n. Riverside Banning 701 Comment
  UC63020  Chaenactis glabriuscula var. lanosa H. M. Hall May 17 1901-Jun 1 1901 Riverside Kenworthy; San Jacinto Mountains 1371 Comment
Read comments Mar 25 2011
  JOTR30260  Chaenactis stevioides Leary, C. and Leary, Pat 1979-5-6 3022 Riverside Joshua Tree National Park. In burned area west of Lost Horse Valley, Joshua Tree National Monument, T2S R7E sec 13 Comment
  RSA774986  Chaenactis stevioides Duncan S. Bell 2011-4-7 2175 Riverside On the northeast side of the Arica mountains; approximately 2.2 air miles northwest of Priests Well, or approximately 4.5 air miles southwest of the ghost town of Rice. 359 Comment
  RSA0127782  Chaenactis stevioides G. Rink 2013-3-17 11864 Riverside About ten miles west of Blythe, on the proposed Quartzite solar power plant. 125 Comment
  RSA518039  Chaenactis stevioides var. stevioides Steve Boyd, Orlando Mistretta 1986-3-13 1426 Riverside Palen Mountains; NE of Desert Center, jct. of Parker Dam Rd. and Palen Rd. (road going through pas between Palen and Granite Ranges). 244 Comment
  RSA0078223  Chamaesyce abramsiana Sarah J. De Groot, Amy Rouillard 2015-9-15 7561 Riverside Ford Dry Lake, Chuckwalla Valley, north of I-10. 107 Comment
  JEPS51889  Chamaesyce albomarginata E. E. Schellenger 1894-8-11 78 Riverside Colorado Desert, Paloverde Comment
  RSA27703  Chamaesyce albomarginata C. L. Hitchcock 1940-4-2 5925 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  RSA619314  Chamaesyce albomarginata A. C. Sanders, K. C. Rose 1998-9-29 22239 Riverside West edge of Hemet, east side of Warren Rd. between Esplanade Ave. and the Tres Cerritos Hills. Comment
  JOTR30085  Chamaesyce micromera La Doux, Tasha, Bill Truesdell 2006-10-3 1723 Riverside Joshua Tree National Park. Pinto Basin: (Stop 1) east side of Hexie Mtns. at mouth of Pinkham Spring Canyon 668 Comment
  POM263146  Chamaesyce micromera J. C. Roos 1936-4-22 608 Riverside 20 mi west of Blythe Comment
  RSA763995  Chamaesyce polycarpa Justin M. Wood, Dustin M. Ray 2010-10-21 3004 Riverside Chuckwalla Valley NE of Victory Springs and 0.9 km E of Kaiser Road on unmarked 4WD road. 198 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
  UCSB33363  Chamaesyce prostrata Marks, R. 1978-6-5 Riverside Highlander Dr., Riverside 365 Comment
  RSA549999  Chamaesyce serpens O. F. Clarke 1976-9-23 s.n. Riverside Common weed on UCR campus. Comment
  RSA0105839  Chamaesyce serpillifolia Alan Romspert 2000-7-28 s.n. Riverside 60 Fwy Bridge and Santa Ana Riverbed transect. Comment
  JOTR32633  Chamaesyce serpillifolia subsp. serpillifolia La Doux, Tasha, K. Matthews, S. Szabo, J. Van Warmerdam, B. Truesdell 2007-10-4 2556 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Lower Covington Flat, southeast of trailhead heading toward Smith Water Canyon (Stop 2) 1398 Comment
  CAS-BOT-BC70040  Cheilanthes covillei Elizabeth Parsons Hawver 1917-3-29 s.n. Riverside Palm Springs Comment
  RSA1781  Cheilanthes covillei C. B. Wolf 1931-5-11 1957 Riverside Near Pipe Creek, above Hemet Valley. 1677 Comment
  RSA774115  Cheilanthes covillei Duncan S. Bell, Colleen Wheeler 2010-7-19 1626 Riverside San Bernardino National Forest: Garner Valley, trail to Tool Box Spring, approximately 3.1 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1440 Comment
  CAS-BOT-BC70331  Cheilanthes parryi John Thomas Howell 1927-8-1 2886 Riverside Morongo Canyon, n. Colorado Desert 609 Comment
  RSA685823  Cheilanthes parryi M. B. Dunkle 1932-3-25 2905 Riverside Cathedral Canyon Comment
  RSA709882  Cheilanthes parryi Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4627 Riverside Along Palen Pass Road, near Packard Well, S end of Granite Mountains. 502 Comment
  UC218646  Cheilanthes viscida Ivan Johnston 1917-4-4 Riverside Palm Canyon 304 Comment
  UCR115434  Chenopodium berlandieri Scott D. White 1994-6-23 2095 Riverside Temecula/Murrieta Region, Santa Gertrudis Creek, c. 1 mi. east of Skunk Hollow 396 Comment
  UCR118176  Chenopodium berlandieri Mitch Provance 1998-6-11 648 Riverside Jurupa Mountains, Pediment of the NW Jurupa Mtns., area SE of the eastern extreme of Philadelphia St. 267 Comment
  UCR281008  Chenopodium berlandieri Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-6-6 617- 24 Riverside Temescal Valley, Property on S side of Temescal Canyon Rd., just W of Concordia Ranch Rd. 363 Comment
  UCR97682  Chenopodium californicum A. C. Sanders, G. Helmkamp 1997-3-15 19963 Riverside Lake Skinner area: NE of Skinner Lake in a tributary to Rawson Canyon, along the dirt road 503 Comment
  SEINET238516  Chenopodium missouriense A. C. Sanders, Mitch Provance 2000-10-16 23721 Riverside Railroad right of way between Watkins Dr. and Campus View Dr. near site of Lemona siding. 335 Comment
  UCD84943  Chenopodium murale Chuck Hughes 2010-3-26 215 Riverside About 8.9 miles south of Highway 62. 328 Comment
  UCR207249  Chenopodium pumilio O. F. Clarke 2004-5-21 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  RSA549246  Chenopodium rubrum A. C. Sanders, O. F. Clarke 1991-10-5 11741 Riverside Rubidoux, Santa Ana River Regional Park, ca. 0.3 mile SE of Louis Rubidoux Nature Center. Comment
  RSA455320  Chilopsis linearis M. B. Dunkle 1934-3-18 S.N. Riverside Shavers Valley. Mecca Hills. W. of Shaver's Well. 91 Comment
  RSA787623  Chilopsis linearis J. Russell Bruff 1931-7-25 458 Riverside Whitewater Wash 3 mi west of Palm Springs. Comment
  UC1929903  Chilopsis linearis Scott D. White, Angelia Carey 2004-7-2 10565 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. San Jacinto 7.5' Quad. Comment
  RSA455305  Chilopsis linearis subsp. arcuata D. A. Young 1969-8-17 P- 505 Riverside Colleted approx. 3 mi. SE of Whitewater, Calif. on Hiway 111, on the S. side of the road. 335 Comment
  UCD121654  Chilopsis linearis subsp. arcuata Geoffrey Levin 1976-10-17 1165 Riverside Box Canyon, about 11 mi east of Mecca. Mt Range: Mecca Hills. Drainage Area: Salton Sea Basin. 91 Comment
  UCR281913  Chilopsis linearis subsp. arcuata A. C. Sanders, Jim Malusa 2017-9-19 43330 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, c. 1.35 km SW of Tabaseca Tank 634 Comment
  RSA69269  Chimaphila menziesii F. W. Peirson 1924-7-27 4986 Riverside Dark Canyon, San Jacinto Mts. 1905 Comment
  UCR272824  Chimaphila menziesii Mitch Provance, Justin E. Smith 2015-7-22 715- 03 Riverside San Jacinto Mountains, Stone Creek, about 0.6 mi. WSW of Alhatti Christian Resort and Hwy 243 1601 Comment
  SEINET9308063  Chloris truncata Unknown 2001-8-30 Riverside Riverside Comment
  UCD59673  Chloris virgata F. M. Reed 1936-8-26 9802 Riverside Massachusetts Ave., Riverside, Bell lot. Comment
  RSA519215  Chlorogalum pomeridianum M. Lee Overholtzer 1962-7-4 290 Riverside North end of Cleveland National Forest, Santa Ana Mountains, Santa Ana River Drainage Area. Alt. 4300 ft. 1311 Comment
  RSA692202  Chorizanthe brevicornu Scott D. White, Michael Honer 2003-5-14 9287 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  UCR208460  Chorizanthe brevicornu Scott D. White, Justin M. Wood 2009-3-24 12572 Riverside Colorado Desert, western foothills of Mecca Hills, c. 0.5 air mi east of the Coachella Canal and 4 air mi south of the I-10 Fwy 27 Comment
  UCR50892  Chorizanthe brevicornu A. C. Sanders 1988-5-11 7805 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal, east of the gasline road from Niland 549 Comment
  UCR226855  Chorizanthe brevicornu var. brevicornu Jim Andre 2011-2-9 15921 Riverside Sonoran (Colorado) Desert, Mecca Hills, along Box Canyon Road at upper end of gorge, c. 6 mi south southeast of the junction with Hwy I-10, c. 12 mi west of Chiriaco Summit 284 Comment
  UCR249668  Chorizanthe brevicornu var. brevicornu T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7308 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
  CLARK-A1528-727  Chorizanthe corrugata Charlotte Stocks 1966-4-10 Riverside Mecca Comment
  UC70080  Chorizanthe corrugata E. E. Schellenger Apr. 1905 Riverside Santa Maria Mountains Colorado Desert, Santa Maria Mountains Comment
  UCR245669  Chorizanthe fimbriata Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-27 393 Riverside [SW of Vail Lake] east of Woodchuck Road, roadside, near alluvial bench next to Kolb Creek 495 Comment
  CAS-BOT-BC191347  Chorizanthe leptotheca Steve Boyd 1986-4-22 1758 Riverside Temescal Canyon: Stable alluvial benches of Indian wash just S of Interstate 15 Comment
  UC534896  Chorizanthe leptotheca Susan G. Stokes 1934-7-1 311 Riverside road to Idyllwild (San Jacinto Mountain); San Jacinto Mountain 1219 Comment
  UC72686  Chorizanthe leptotheca Miss M. A. King 1893-1 Riverside Menifee Comment
  UCR35077  Chorizanthe leptotheca L. B. Ziegler 1967-6-19 162 Riverside San Jacinto Mtns., Bautista Creek Canyon 762 Comment
  UCR194231  Chorizanthe parryi var. parryi Scott D. White 2006-4-28 11321 Riverside Elsinore Basin, Wildomar, east of the I-15 Fwy and north of Baxter Road. South and west-facing hillsides, minor ephemeral wash, and upper bajadas at bases of hills 488 Comment
  POM13938  Chorizanthe polygonoides var. longispina Charlotte M. Wilder 1905-5-29 621 Riverside West Riverside Comment
  UCR189568  Chorizanthe polygonoides var. longispina Diane Menuz 2006-4-10 083 Riverside Peninsular Range- Temesal Canyon, Alberhill. North of Lake Elsinore, south of Highway 71 Comment
  UCR252817  Chorizanthe procumbens John Dvorak 2011-4-21 015 Riverside Peninsular Ranges: Santa Ana Mountains, Santa Margarita Ecological Reserve, 150 meters east of the Santa Margarita River, 1.7 km west of Via Tornado, 145 meters southwest from end of dirt road 268 Comment
  POM13266A  Chorizanthe rigida E. C. Jaeger 1922-3-4 1104 Riverside Painted Canyon near Mecca. Comment
  UC1600856  Chorizanthe rigida Jos. Burtt Davy 1902-4-2 Riverside Salton Comment
  LA206561  Chorizanthe xanti S. Beller; 1926-4-20 sn Riverside Palm Springs Comment
  RSA172019  Chorizanthe xanti var. leucotheca P. A. Munz 1930-5-1 11919 Riverside One mile east of Cabazon, San Gorgonio Pass. Comment
  RSA698369  Chorizanthe xanti var. leucotheca Olive Van Meter 1933-5-30 s.n. Riverside Whitewater region. Comment
  UCR50428  Chrysanthemum carinatum Claudia Petrie 1988-4-1 s.n. Riverside Experimental fields at UCR Comment
  JEPS23478  Chylismia arenaria Marjorie D. Clary 1932-12-18 1715 Riverside Clemens Well Colorado Desert, Orocopia Mountains (at foot of mountains) 243 Comment
  SBBG81682  Chylismia brevipes S. A. Junak 1983-3-24 1658 Riverside N side of Hwy 10, 6.9 mi W of Pinto Basin Rd 426 Comment
  UC873886  Chylismia brevipes subsp. brevipes Ira L. Wiggins 1937-3-9 8756 Riverside wash 5 mi w Shaver's Well Comment
  RSA0034157  Chylismia cardiophylla subsp. cardiophylla M. Bourell 04141987 Riverside BLM California Conservation Area, Hwy 195. Spur off of Box Canyon, near Mecca. 150 Comment
  RSA0117924  Chylismia claviformis subsp. aurantiaca Sarah J. J. De Groot, Cheryl Sevilla 2016-3-15 7638 Riverside Santa Rosa Mountains, southwest of Coachella, west of Mecca. Mouth of Toro Canyon, east-northeast of Martinez Mountain. Southwest of junction of Monroe Street with 64th Ave. 2 Comment
  SBBG61420  Chylismia walkeri subsp. tortilis M. N. Ackley -Mar-1928 762 Riverside between Indio and Palm Springs 60 Comment
  CLARK-A1528-1777  Cirsium occidentale John C. Roos 1952-4-13 5523 Riverside Box Springs Mountains 487 Comment
  RSA387366  Cistanthe monandra Steve Boyd 1986-4-19 1701 Riverside Temescal Canyon: E side of Indian Wash between I-15 and Temescal Canyon Road. Comment
  RSA523472  Cistanthe monandra Steve Boyd, Timothy S. Ross, Laurel Arnseth, Jaime Bonilla 1990-4-2 4031 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  RSA543784  Cistanthe monandra Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6041 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  POM3017  Clarkia dudleyana H. M. Hall 1901-06 2265 Riverside In San Jacinto Mountains, canyons of the west side. 1524 Comment
  RSA263698  Clarkia epilobioides E. W. Lathrop 1969-5-8 7009 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  SDSU8708  Clarkia purpurea Wende E. Rehlander 1983-5-22 105 Riverside Open rolling hills in upper part of Reche Canyon, approx. 7.5 miles from NW end of Reche Canyon Road, 0.5 mi. SE of Console Springs, and about 5 mi. south of Redlands. Comment
  UCD104884  Clarkia purpurea A. C. Sanders; T. B. Salvato 2001-5-3 24088 Riverside Perris-Aguanga Basin region. Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley. 494 Comment
  SBBG93070  Clarkia purpurea subsp. quadrivulnera G. Ballmer 1990-5-5 Riverside NE edge of San Jacinto Potrero Land grant, on a low ridge extending S into the valley 609 Comment
  RSA764122  Clarkia rhomboidea L. M. Prince, Duncan S. Bell 2009-6-17 579 Riverside Cleveland National Forest Comment
  UCR44184  Clarkia similis A. C. Sanders, B. Pitzer 1986-4-30 6476 Riverside San Jacinto Mtns., lower Bee Canyon, 0.2 mi. above the mouth of the canyon. 610 Comment
  UCR174072  Claytonia parviflora A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32586 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
  RSA741160  Claytonia parviflora subsp. parviflora Scott D. White, Justin M. Wood 2008-5-15 11996 Riverside San Jacinto Mountains: Johnson Meadow. 1415 Comment
  UCR149994  Claytonia parviflora subsp. parviflora Scott D. White, Angelia Carey 2004-4-16 10182 Riverside San Jacinto Mountain foothills, Indian Creek and adjacent slopes 610 Comment
  SBBG34198  Claytonia parviflora subsp. viridis T. L. Secrest 1951-5-21 Riverside Idyllwild 1524 Comment
  CAS-BOT-BC439795  Claytonia perfoliata Steve Boyd 1986-4-2 1613 Riverside Gavilan Plateau, Gavilan Hills: Harford Springs County Park 640 Comment
  UCR25765  Claytonia perfoliata subsp. perfoliata John C. Roos 1952-4-13 5533 Riverside N slope, on north side of Box Springs Mtns 396 Comment
  RSA752814  Clematis ligusticifolia A. C. Sanders, Tim Thomas 2008-8-1 35944 Riverside Coldwater Creek near Mountain Center, SE of Keenwild Fire Station. 1402 Comment
  SD129277  Clematis ligusticifolia J. Hirshberg 1989-7-25 Riverside Butterfield country, SW of Vail Lake Comment
  POM307253  Cleome isomeris Henry J. Ramsey 1937-11-20 2236 Riverside San Gorgonio Pass. Comment
  RSA650739  Cleome isomeris Frank S. Hewitt Jr. 1949-2-14 s.n. Riverside Found on western edge of Colorado Desert of Hwy 99 [ Hwy 10] near Whitewater. 609 Comment
  CHSC108882  Collinsia concolor Duncan S. Bell; Valentin Arvizu 2010-5-10 983 Riverside Peninsular Ranges; San Jacinto Mountains region: 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
  UCR227589  Collinsia concolor Duncan S. Bell, Valentin Arvizu 2010-5-24 1107 Riverside San Jacinto Mountains, San Bernardino National Forest, Garner Valley, c. 3.4 air mi southeast of junction of Forest Service Road 6S04 and Forest Service Road 6S13 1385 Comment
  UCR42324  Collinsia concolor N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 168 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mountains, 1 mi west of Snow Creek Village 489 Comment
  UCR78443  Collinsia parryi Scott D. White 1993-4-22 1234 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 489 Comment
Read comments Nov 27 2007
  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
  POM264596  Colubrina californica A. M. Alexander 1941-5-20 2206 Riverside 5.2 miles northwest of Desert Center, Eagle Mountain pumping station road. 457 Comment
  SBBG87666  Condea emoryi D. Charlton 1988-2-18 1188 Riverside S side of Cottonwood Wash, 5 mi E of jct Dillon Rd and Fargo Cyn Rd 762 Comment
  CAS-BOT-BC216024  Convolvulus Steve Boyd 1986-5-1 1787 Riverside Hill W of Skunk Hollow, Skunk Hollow vernal pool, Southwestern Perris Basin Comment
  RSA386937  Conyza bonariensis K. Tomlinson, D. Kama, R. F. Thorne 1985-3-27 907 Riverside Santa Rosa Plateau: Mesa de Colorado. 610 Comment
  RSA557358  Conyza bonariensis Julie Greene 1993-6-11 1355 Riverside [Unspecified] 440 Comment
  RSA289854  Conyza canadensis B. A. Prigge 1980-9-16 4048 Riverside Coachella Valley Stormwater Channel; W of Munroe St. Indio 0 Comment
  RSA741599  Conyza floribunda Justin M. Wood 2008-9-22 164 Riverside SW Perris Basin; Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  UC1523633  Cordylanthus rigidus subsp. setiger Robert F. Thorne, Steve Boyd, and Earl Lathrop 1985-7-18 61201 Riverside Cole Canyon Santa Rosa Plateau, Nature Conservancy Reserve 535 Comment
  RSA5023  Coreopsis californica C. B. Wolf 1932-3-20 23 Riverside Richman Ranch, 2.5 miles north of De Luz. 457 Comment
  UCR67362  Coreopsis californica Steve Boyd, T. S. Ross, L. Arnseth 1990-3-30 3974 Riverside Peninsular Range, Vail Lake area, valley between Black Hills & Rocky Ridge 701 Comment
  GMDRC2590  Coreopsis californica var. californica T. La Doux, J. Andre 2008-3-21 145 Riverside Little San Bernardino Mountains: Joshua Tree National Park: Upper Wilson Wash, approx 9.5 mi. S. of North Entrance 33 deg. 58.263' N 115 deg. 59.688' W. Elev. 3338 ft. 1018 Comment
  RSA259260  Corethrogyne filaginifolia P. A. Munz 1938-8-14 15383 Riverside High ridge east of Toro Peak, Santa Rosa Mts. 2438 Comment
  UCR132417  Cortaderia selloana A. C. Sanders 2004-2-6 27382 Riverside Santa Ana Mtns., foothills at edge of Temescal Valley, canyon along north side of ridge proposed for removal at development called 'Trilogy at Glen Ivy,' south of Brown Canyon 442 Comment
  RSA618003  Crassula aquatica R. E. Riefner 1998-4-22 98 -295 Riverside Elsinore Trough between Willard and Murrieta Creek. Lake Elsinore. Comment
  JOTR37459  Croton californicus Hodges, Stephen, T. Green 2016-5-24 581 Riverside Joshua Tree National Park. Quail Wash; Just east of Quail springs parking lot (Stop 4) Comment
  RSA785629  Croton californicus Doris Bowers 1972-4-15 1821 Riverside Pulgas Creek Rd. Rancho California 396 Comment
  SD137786  Croton californicus Darin L. Banks, Steve Boyd 1995-5-3 275 Riverside Agua Tibia Mountains Watershed; north slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 515 Comment
  SEINET6702017 Image available Croton californicus B. C. Templeton, C. B. & I. W. Clokey 1930-4-15 1488 Riverside Gavilan Peak. 610 Comment
  UCR117094  Croton californicus A. C. Sanders, T. B. Salvato 2001-5-16 24292 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
  UCR128255  Croton californicus A. C. Sanders, Kelly Volansky 2003-10-16 27345 Riverside Moreno Valley, lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. 534 Comment
  UCR274810  Croton californicus David Fraker, Aaron C. Sedgwick 2012-4-4 070 Riverside Sonoran (Colorado) Desert, between Mecca Hills and Salton Sea, close to the aqueduct 122 Comment
  POM20904  Croton californicus var. mohavensis W. R. Dudley 1903-12-28 s.n. Riverside Palm Springs Station Comment
Read comments Sep 5 2011
  SDSU13010  Croton setiger Michael G. Simpson 1999-10-27 2055 Riverside Santa Margarita Ecological Reserve, San Diego State University. Along path from river to Southside facilities. 152 Comment
  UCR21959  Croton setiger Steve Boyd 1980-7-6 320 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UCR89778  Crypsis vaginiflora Karen Kirtland 1993-6-19 s.n. Riverside San Jacinto River Valley, along Hwy I-215 between 4th St. (Perris) and c. 0.25 mile south of the San Jacinto River crossing 430 Comment
  RSA612618  Cryptantha D. L. Banks, Victor Steinmann 1997-3-13 1503 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
  RSA773183  Cryptantha Duncan S. Bell, Joy England 2010-5-27 1135 Riverside San Bernardino National Forest: Garner Valley, approximately 1 air mile southeast of junction of forest service road 6S04 and forest service road 6S13. Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 1354 Comment
  SDSU21767  Cryptantha G. D. Wallace 2003-7-8 4028 Riverside Peninsular Ranges; San Jacinto Mountains region: Hidden Lake. 2652 Comment
  UCR162543  Cryptantha John F. Green 2005-4-29 s.n. Riverside Upper Santa Ana River Basin, eastern end of the Jurupa Mountains, Rubidoux area, immediately south of the county line, east of Armstrong Road 335 Comment
  JEPS67465  Cryptantha angustifolia W. L. Jepson 1914-5-24 6062 Riverside Palm Springs, e base Mt. San Jacinto Colorado Desert, Mt. San Jacinto 121 Comment
  RSA457762  Cryptantha angustifolia Steve Boyd, Richard Noyes, D. Nordin, L. Arnseth, Timothy S. Ross 1988-3-10 2123 ` Riverside North end Palen Mountains, 2 mi west of Palen Pass 300 Comment
  SBBG6240  Cryptantha angustifolia H. and M. Dearing 1938-3-5 1962 Riverside between Blythe and Desert Center Comment
  SD126015  Cryptantha angustifolia F. R. Fosberg 1928-3-17 5141 Riverside Thousand Palms Canyon 60 Comment
  UCR213277  Cryptantha angustifolia A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37426 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
  UCSB5531  Cryptantha angustifolia Beeks, Richard 1952-4-4 Riverside U.S. 99, opposite Twentynine Palms turnoff Comment
  SEINET10455851  Cryptantha angustifolia David B. Dunn 1946-3-15 Dunn 2044 Riverside On same sheet as Dunn 3732, UMO 47597. Collected on dry plateau in vicinity of Pushawalla Canyon, Indio Hills. Sparse desert scrub of Larrea and Franseria, with palms at the springs in the canyon. Comment
  UCR20838  Cryptantha barbigera A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1305 Riverside Sonoran (Colorado) Desert, Coachella Valley, 5 miles ESE of Thousand Palms, west side of Washington Street c. 1 mi north of Interstate Hwy 10 35 Comment
  SD240916  Cryptantha barbigera var. barbigera Dave Silverman 2010-3-30 7883 Riverside Palo Verde Mesa, E. bajada flank of southern McCoy Mountains, 800 m W of Black Creek Road, 4.5 km N of I-10, and 8 km E of McCoy Pk. 155 Comment
  SDSU18675 SDSU18675
Image available		 Cryptantha barbigera var. barbigera Kristen Hasenstab, M. G. Simpson 2008-4-1 43 Riverside In Fan Canyon, just inside the boundary for Joshua Tree National Park, under the partial shade of a Hyptis emoryi. 574 Comment
  UCR18170  Cryptantha barbigera var. fergusoniae A. C. Sanders 1978-4-2 00179 Riverside Sonoran (Colorado) Desert, Coachella Valley, Deep Canyon Reserve - south of Palm Desert. Alluvial fan near the Boyd Research Center 366 Comment
  UCR201486  Cryptantha barbigera var. fergusoniae Scott D. White, Justin M. Wood 2008-6-16 12144 Riverside San Jacinto Mountains, meadow at Quinn Flat 1378 Comment
  SBBG6245  Cryptantha circumscissa C. H. Muller 1952-4-6 9511 Riverside Pinto Basin, Joshua Tree Nat Monument Comment
  JEPS86509  Cryptantha clevelandii Roy E. Buck 1988-4-1 865 Riverside 7 air km w Lake Elsinore (town) (on e-facing slope above CA Hwy 74, near top of grade w of Lake Elsinore, ca 2.0 air km nw of confluence of Harlan Canyon & Johnson Canyon drainages); Elsinore Mountains 780 Comment
  RSA781396  Cryptantha costata Duncan S. Bell 2010-5-1 912 Riverside Arica Mountains: northwest of mountain range, approximately 6.5 air miles southwest of the ghost town of Rice, and approximately 5 air miles northwest of Priests Well. 339 Comment
  UC100863  Cryptantha costata H. M. Hall 1905-5-1 5974 Riverside Hodges Mts. Colorado Desert Comment
  UCR127962  Cryptantha decipiens A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16212 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, alluvial fan just east of the mouth of Whitewater Canyon between Windy Point & Hwy I-10, Coachella Valley 370 Comment
  SEINET200257  Cryptantha dumetorum Francia Chisaki, Peter M. Ray 1952-4-6 2199 Riverside Joshua Tree National Monument ; About 0.25 mile west of Cottonwood Springs. Comment
  UCR244861  Cryptantha inaequata Jim Andre 2012-3-19 21382 Riverside Sonoran (Colorado) Desert, Palen Mountains, along Palen Pass Rd at Palen Pass 383 Comment
  JEPS29317  Cryptantha intermedia Rimo Bacigalupi, and L. R. Heckard 1962-3-26 8413 Riverside 3.3 mi nw Alberhill (w-facing slopes near headwaters of Temescal Wash and Canyon, w base of Estelle Mountain and just opposite Indian Canyon (from w)); Estelle Mountain 304 Comment
  RSA338016  Cryptantha intermedia F. R. Fosberg 1932-5-9 10637 ` Riverside St. Johns Grade near Hemet. 770 Comment
  RSA527836  Cryptantha intermedia Scott D. White 1991-5-10 91 -122 Riverside Hwy 79, immediately W of U. S. Forest Service campground at Dripping Springs. 549 Comment
  RSA674532  Cryptantha intermedia Scott D. White, Sandy Leatherman 2000-5-31 7990 Riverside Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east- and north-facing slopes. 640 Comment
  UCR158498  Cryptantha intermedia A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30040 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
  RSA782530  Cryptantha intermedia var. intermedia A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38373 Riverside southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., c. 1.0 mi. NNE (04 deg ) of intersection of I-15 and Lake St. 465 Comment
  POM12151  Cryptantha micrantha Mary F. Spencer 1920-3-16 1515 Riverside Mecca -60 Comment
  POM14081  Cryptantha micrantha P. A. Munz, D. D. Keck 1922-4-14 4982 Riverside Indian Wells 91 Comment
  UC218237  Cryptantha micrantha P. A. Munz and I. M. Johnston 1922-5-19 5421 Riverside Keen Camp San Jacinto Mts. 1524 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
  SD39201  Cryptantha micrantha var. lepida Edith A. Purer 1935-4-21 6443 Riverside Pine Valley, Pines to Palms Highway 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
  RSA618174  Cryptantha micromeres D. L. Banks 1997-5-5 2012 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., East of where the road crosses to the southern bank of the south fork of Pechanga Creek. 427 Comment
  RSA594773A  Cryptantha microstachys D. L. Banks, Dylan Hannon 1996-5-3 0967 A 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., 33 deg 27' 46''N, 116 deg 57' 56'' W 524 Comment
  UCR260603  Cryptantha microstachys A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-1 41541 Riverside Peninsular Range, Eastern Foot of Santa Ana Mtns., Temescal Canyon, south side of Indian Truck Trail along Temescal Canyon Road 349 Comment
  UCR239791  Cryptantha muricata O. F. Clarke 2004-4-20 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River at Mission Blvd. Bridge below Mt. Rubidoux 238 Comment
  RSA499703  Cryptantha muricata var. jonesii Christopher Davidson, Robert Gustafson 1977-4-7 5578 Riverside Whitewater Canyon Rd. (exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62); near start of Angeles [Pacific] Crest Trail. 610 Comment
  POM14165  Cryptantha nevadensis P. A. Munz, D. D. Keck 1922-4-9 4800 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert 457 Comment
  RSA0081536  Cryptantha nevadensis Marc A. Baker, Michelle Cloud-Hughes 2014-2-16 17915 Riverside Rice Valley, lower bajada on the north side of the Big Maria Mountains, 11 km WNW of Quien Sabe Point, 35 km NNW of Blythe. 312 Comment
  GMDRC3752  Cryptantha pterocarya J. Andre, T. La Doux 2009-3-1 11255 Riverside Little San Bernardino Mountains: Joshua Tree Natl. Park: south end of the Cottonwood Mtns near Pinkham Wash just N. of aquaduct just inside JTNP boundary, approx 7 mi. W. of S. entrance into park at Cottonwood. USGS 7.5 min. Quad: Cottonwood Basin 33 deg. 40.948' N 115 deg. 52.141' W. Elev. 1778 ft. 542 Comment
  UCR52021  Cryptantha pterocarya var. cycloptera Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2182 Riverside Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  RSA0079105  Cryptantha pterocarya var. pterocarya Duncan S. Bell 2010-4-2 705 Riverside Arica Mountains: along jagged ridgeline of mountain range; in the Palen/McCoy wilderness. Collecting on a sand ramp located just below the ridgeline on the eastern side that was trapped between the ridgeline and the steep narrow rocky canyons below it. 595 Comment
  GMDRC5808  Cryptantha pterocarya var. stenoloba J. M. Andre, Glenn Clifton, Ron Kelley 2013-3-21 24395 Riverside West Riverside Mountains;: at base of NW corner of range where sand ramps run up against granitic bouldery slopes, about 10 mi. SW of Vidal Jct, 3 mi. south of 'Grommet' RR xing at Hwy 62 363 Comment
  RSA0120478  Cryptantha racemosa Duncan S. Bell 2016-3-13 8925 Riverside Whitewater Canyon; in the vicinity of Painted Hill, approximately 2.5 air miles southeast of the Ranger Station (trout pond). 613 Comment
  RSA97125  Cryptantha racemosa H. K. Buechner 1955-5-29 C- 79 Riverside Magnesium Canyon, north base of Santa Rosa Mountains. Comment
  RSA689696  Cryptantha simulans Valerie Soza, Naomi Fraga, Sarah Swartzentruber 2003-6-25 1704 Riverside Slope above junction of Dark Canyon and Fuller Mill Creek. 1494 Comment
  CLARK-A1045-299  Cryptantha utahensis George K. Helmkamp 1977-3-20 Riverside Deep Canyon dry wash of Deep canyon; ; Palm Desert 15'Q Comment
  GMDRC2046  Cryptantha utahensis J. Andre 2006-4-26 6765 Riverside Little San Bernardino Mountains: Joshua Tree National Park: Long Canyon, approx. 2.3 mi. S. of NE corner (boundary) of park Near 34.06072 deg. N 116.44711 deg. 43681' W. Elev. 3463 ft. 1056 Comment
  UC1007202  Cryptantha utahensis Philip A. Munz 1940-3-23 15718 Riverside 3 mi n Cottonwood Springs; Eagle Mt. 914 Comment
  UC28907  Cucurbita foetidissima Geo. R. Hall Sept. 1901 Riverside Riverside Comment
  UCR241607  Cuscuta A. C. Sanders, Fred M. Roberts, T. B. Salvato 2013-5-1 40822 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, intersection of Chuckwalla Valley Rd. and Graham Pass Rd. 124 Comment
  CLARK-A1528-421  Cuscuta californica var. californica Fred B. Essig 1966-9-12 Riverside Santa Ana River Comment
  UCR21937  Cuscuta californica var. californica Steve Boyd 1980-5-11 220 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  CAS-BOT-BC224609  Cuscuta californica var. papillosa Lewis S. Rose 1946-12-23 46300 Riverside Cathedral Canyon Wash Comment
  LA210111  Cuscuta subinclusa Joseph Andorfer Ewan; 1932-7-9 7497 Riverside Santa Ana River at jct. with Chino Creek Comment
  UCR151122  Cuscuta subinclusa Scott D. White 1998-10-13 7182 Riverside Peninsular Ranges/Santa Ana Mtns region, Corona, near Bedford Canyon; ''Joseph Canyon'' wash near a disused quarry. Site adjacent to housing tracts now under construction and proposed for same 366 Comment
  POM11971  Cylindropuntia echinocarpa P. A. Munz, D. D. Keck 1922-4-9 5017 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 427 Comment
Read comments Apr 5 2011
  RSA0072260  Cylindropuntia echinocarpa Michelle Cloud-Hughes, Tim Thomas, Kelsey Black 2013-3-24 089 Riverside Palo Verde Mesa, 14km WSW of Blythe. 120 Comment
  RSA708075  Cynodon dactylon Scott D. White, Angelia Carey 2004-4-16 10167 Riverside Indian Creek and adjacent slopes. 549 Comment
  UCR92608  Cynodon dactylon Scott D. White, M. A. Patten 1995-8-16 3559 Riverside San Jacinto Valley, Just west of Hemet, valley floor and foothills at SE margain of Lakeview Mts. north of Florida Ave. (SR 74) and west of California Avenue 500 Comment
  SD146117  Cyperus erythrorhizos A. C. Sanders, D. Bramlet, et al 1999-10-15 23179 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 miles south east of Jackrabbit Trail on Gilman Springs Road, 1.4 miles south of Eden Hot Springs (El Casco 7.5' Quadrant); gentle slope, fine clay on dried lake bed; common annual on lower shore zone. 131 Comment
  UCR201864  Cyperus erythrorhizos Justin M. Wood 2008-9-19 131 Riverside SW Perris Basin, Temecula - Murrieta Creek, downstream of First Street Bridge 305 Comment
  RSA365098  Cyperus niger var. capitatus L. C. Wheeler 1933-12-2 2319 Riverside U.S. 99: 2 miles NW Whitewater Station. 366 Comment
  RSA289804  Cyperus parishii B. A. Prigge 1980-8-12 3943 Riverside San Bernardino Mountains, Whitewater Canyon: 0.7 mile WNW of trout farm. 720 Comment
  POM12678  Cyperus squarrosus Phillip A. Munz 1922-9-6 6382 Riverside Hidden Lake, San Jacinto Mountains. 2637 Comment
  CLARK-A1528-52  Dactylis glomerata Fred B. Essig 1967-5-18 Riverside Riverside Comment
  SEINET10936825  Dalea emoryi Billy Joe Cox 1976-1-7 Cox 4226 Riverside Palo verde, 1-3 km w, creosote desert scrub; sandy and gravelly entisols. 70 Comment
  SEINET12155980  Dalea emoryi L. S. Rose 1936-1 36789 Riverside Palm Springs 139 Comment
  GMDRC5832  Dalea mollis J. M. Andre 2013-3-27 24799 Riverside Rice Valley: east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62) 242 Comment
  UC1212086  Dalea mollis Peter M. Ray 1949-3-6 1327 Riverside near 1000 Palms (Willis Palms); Coachella Valley, Willis Palms Comment
  UC501576  Dalea mollis Frank W. Peirson 1932-3-22 9811 Riverside 20 mi. n. Blythe (on the Needles Rd.) Comment
  UCR182832  Dalea mollis Dave Silverman, Cindy Hopkins 2005-3-25 5757 Riverside NE Riverside Co., Rice Valley, SE of Danby Dry Lake, south of Highway 62, along Midland (Blythe-Rice) Road, south of railroad crossing 234 Comment
  SEINET10452148  Dalea mollissima David B. Dunn 1946-3-16 Dunn 2024 Riverside Collected on dry plateau 1/2 mi ne of pushawalla palms. Indio hills. Sparse Desrt scrub of larrea and franseria, with palms at the springs in the canyon. 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
  UCR90336  Dalea mollissima Ed LaRue 1993-4-29 s.n. Riverside Sonoran (Colorado) Desert, Blythe landfill, along Blythe-Midland Road, 3 mi. south of the Big Maria Mtns, 6 mi. west of Colorado River 137 Comment
  CLARK-A1656-854  Dalea parryi Jon Mark Stewart 1983-11-14 83-60 Riverside Santa Rosa Mountains 822 Comment
  SEINET10486082  Dalea schottii David B. Dunn 1946-3-15 Dunn 2025 Riverside Collected on dry plateau in vicinity of pushawalla canyon, indio hills. Sparse Desert scrub of larrea and franseria, with palms at the springs in the canyon. Comment
  RSA502505  Datisca glomerata Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3564 Riverside Vail Lake area, along Arroyo Seco drainage from jtn. with Kolb Creek, S to w/in 1/4 mi Hwy 79. 457 Comment
  UC19642  Datisca glomerata Geo. F. Reinhardt June, 1897 Riverside San Jacinto Valley Comment
  UCR68859  Datisca glomerata Steve Boyd, T. S. Ross 1990-5-11 4659 Riverside Peninsular Range, Cleveland National Forest: Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground 610 Comment
  UCR23746  Datura discolor John C. Roos 1965-11-6 s.n. Riverside Sonoran (Colorado) Desert, 26 mi west of Blythe 115 Comment
  HSC92890  Datura wrightii Scott D. White 1996-9-22 4528 Riverside Lakeview Mtns.: N of Homeland, along Juniper Flats Rd., 1.2 mi. N of intersection with Hwy. 74, drainage channel parallel to the road 500 Comment
  RSA525681  Daucus pusillus Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4552 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake Comment
  RSA666895  Daucus pusillus A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24197 Riverside S. of Hemet, E end of Diamond Valley, ca 1/4 mi. N of Newport Rd. and 3/4 mi. E of State St. 506 Comment
  VVC5  Daucus pusillus A. C. Sanders, J. Mac 1997-5-4 20684 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek drainage, dry slopes above Brown Creek. 915 Comment
  POM9606  Daucus pusillus I. M. Johnston 1920-5-8 s.n. Riverside Jurupa Mountains, extreme west end. Comment
  CAS-BOT-BC293824  Deinandra fasciculata R. F. Hoover 1968-6-6 11151 Riverside 1 mile east of Perris Comment
  RSA784310  Deinandra fasciculata J. D. Olmsted 1959-8-26 842 Riverside Oat Flat along Main Divide Motorway between Sierra Peak and the old Sierra Peak Guard Station, Santa Ana Mtns towards Santiago Res. 823 Comment
  UCSB37786  Deinandra fasciculata Roos, John 1965-6-19 Riverside Sky Line Drive, south of Corona, Santa Ana Mtns. Comment
  CAS-BOT-BC294117  Deinandra kelloggii Mrs. E. C. Van Dyke 1928-7-1 s.n. Riverside Along road from Idyllwild to desert Comment
  SBBG104030  Deinandra kelloggii A. C. Sanders 1993-5-17 14063 Riverside S side of Florida Ave (Hwy 74) on E side of California Ave; Hemet 460 Comment
  RSA0126963  Deinandra paniculata R. E. Riefner 2017-5-17 17 -255 Riverside City of Lake Elsinore, W of I-15, N side of Nichols Road, about midway between Collier Ave. and Nichols Rd./Pierce St junction. 392 Comment
  JEPS5522  Delphinium hesperium subsp. cuyamacae W. L. Jepson 1901-6-1 1473 Riverside Cahuilla Valley Comment
  CAS-BOT-BC7860  Delphinium parishii subsp. subglobosum K. Watkins; E. McClintock 1937-4-10 s.n. Riverside Palms to Pines Highway, 2 mi. above valley Comment
  SBBG122777  Delphinium parryi A. Parikh 1990-4-17 152 Riverside 0.4 km S of Potrero Crk, 4.1 km ENE of Gilman Hot Springs 665 Comment
  UCR240629  Delphinium parryi Tracy Tennant, Mitch Provance 1998-6-16 MOR- 427 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon 1098 Comment
  RSA586484B  Delphinium parryi subsp. parryi D. L. Banks, S. D. Boyd 1995-5-9 341 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
  SD232141  Deschampsia danthonioides Scott D. White, Justin M. Wood 2008-6-19 12267 Riverside San Jacinto Mountains, Meadows at Baldy Mountain. Comment
  POM48364  Deschampsia elongata P. A. Munz 1924-7-27 8788 Riverside Dark Canyon, San Jacinto Mountains. 1981 Comment
  UCR241478  Descurainia pinnata Tracy Tennant, Jeffrey Ross 1998-4-9 MOR- 1007 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Wood Canyon, east of upper Potrero Canyon 1305 Comment
  SD38252  Dicentra chrysantha Newton 1931-5-10 2073 Riverside Murrieta Canyon Comment
  UCR136256  Dichelostemma capitatum A. C. Sanders 2004-4-20 27565 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
  POM214403  Dichelostemma capitatum subsp. pauciflorum Donald A. Johansen, Joseph A. Ewan 1932-4-11 7065 Riverside Mouth of Tahquitz Canyon Comment
  CLARK-A1528-1523  Dichelostemma pulchellum John C. Roos 1952-2-29 5380 Riverside Pigeon Pass Comment
  SEINET8666167 Image available Dichelostemma pulchellum Sandy Gray 1981-4-1 12 Riverside CA Hwy 142 6 miles east of Corona, highway overpass. Comment
  JOTR31223  Dicoria canescens La Doux, Tasha, Alice Miller, G. Clifton 2009-4-9 2007 Riverside Joshua Tree National Park. Eagle Mountains; (Stop 3) sand ramps 432 Comment
  SEINET3004922  Dicoria canescens G. Rink 2010-10-4 10340 -a Riverside Seven miles west of Blythe, sand dunes 152 Comment
  UC64816  Dicoria canescens E. E. Schellenger 1904-10-15 50 Riverside Whitewater Station 0 Comment
  UCR89773  Dicoria canescens George K. Helmkamp 1994-3-10 42 3 Riverside Sonoran (Colorado) Desert, Indio Hills, canyon opening into Coachella Valley, 2 miles east of Thousand Palms on Ramon Road, and 1.3 miles north 122 Comment
  UCSB42210  Dicoria canescens Roos, John; Roos, Lucille 1957-11-30 Riverside 6 miles N.W. of Thousand Palms, Coachella Valley 152 Comment
  SEINET269467 Image available Digitaria sanguinalis Scott D. White, Steve Ogg 1994-10-17 2499 Riverside Temecula Valley. City of Temecula, Murrieta Creek channel at confluence with Sta. Gertrudis Creek USGS 71/2' Murrieta quad. 315 Comment
  UCR109153  Dimorphotheca sinuata D. L. Banks, V. W. Steinmann 1997-3-13 1456 Riverside NW Palomar Mtns, Agua Tibia Mtns: Redhawk Housing Development, north of the Pechanga Indian Reservation in the hills south of the intersection of Marge Place and Tehachapi Pass (S of Redhawk Parkway) 378 Comment
  SD137608  Diplacus aurantiacus Darin L. Banks 1995-3-30 132 Riverside Cleveland national Forest; Agua Tibia Wilderness Area. N slope of Agua Tibia Mountain. W of the Dripping Springs Alcove, on the Woodchuck Trail 633 Comment
Read comments Mar 2 2013
  OBI8386  Diplacus bigelovii David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-27 12063 Riverside Along Box Canyon Rd ca 20 mi ENE of Mecca in orocopia Mts 274 Comment
  CAS-BOT-BC152913  Diplacus brevipes Jenkins; Street 1917-5-30 1938 Riverside Hemet Comment
  CAS-BOT-BC152919  Diplacus brevipes Mrs. E. C. Van Dyke 1928-7-1 s.n. Riverside Along road from Idyllwild to desert Comment
  SD137603  Diplacus clevelandii Darin L. Banks, Steve Boyd 1995-5-17 460 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mointain., E of the dripping Springs Alcove area W of the Dripping Springs Trail, along the W fork of Upper Arroyo Seco 658 Comment
  CHSC1799  Diplacus fremontii E. Thomas 1940-4-14 Riverside Temescal Canyon. Comment
  SBBG6932  Diplacus longiflorus M. Van Rensselaer 1945-11-25 1920 Riverside Hwy below Idyllwild 1463 Comment
  RSA0019304  Diplacus puniceus B. Pitzer 1997-3-23 2958 Riverside Lakeview Mtns, ca. 1 air mile SSW of Mt. Rudolph, along powerline rd 0.3 mile E of Contour (Juniper Flats) Rd. 610 Comment
  CDA3683  Diplotaxis muralis O. F. Clarke 2002-5-1 s.n. Riverside UCR Botanical Garden, Riverside. Comment
  CAS-BOT-BC195680  Distichlis spicata Mrs. J. D. Abrams 1901-5-1 s.n. Riverside Elsinore Comment
  RSA562484  Distichlis spicata Steve Boyd, Timothy S. Ross 1992-5-5 7252 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats along Serrano Spring drainage between Lucas Canyon Trail and junction of Bluewater and Verdugo Trails. 732 Comment
  UC129372 Image available Ditaxis californica H. M. Hall Apr, 1905 5796 Riverside 7 mi. w. Coachella; Colorado Desert, Marshall Canyon 30 Comment
  UCR42396  Ditaxis californica J. M. Stewart 1986-1-26 86- 7 Riverside Sonoran (Colorado) Desert, NE side of Mecca Hills 305 Comment
  GMDRC5837  Ditaxis claryana J. M. Andre 2013-3-27 24823 Riverside Riverside Mountains: east side of Riverside Mountains, along Hwy 95, 13.2 mi. south of Vidal Jct 126 Comment
  JOTR30266  Ditaxis neomexicana Leary, Pat, Ed Rossick 1987-5-16 3824 Riverside Joshua Tree National Park. Hexie Mountains, Porcupine Wash, 5m from Ruby Lee Mine trailhead, T4S R11E sec1 (unsurveyed) [UTMs estimated, January 2010] Comment
  RSA0027580  Ditaxis neomexicana Kristin Forgrave, April Garbat, Deidre Conocchioli 2013-8-13 34 Riverside South side of Chuckwalla Valley Rd. 3 miles E of Corn Springs. Comment
  UCR157438  Ditaxis neomexicana George K. Helmkamp 1998-4-4 3180 Riverside Sonoran (Colorado) Desert, 2.3 mi. north of Hwy I-10 on Eagle Mtn Rd. 274 Comment
  JEPS52446  Ditaxis serrata Marjorie D. Clary 1932-3-2 906 Riverside Bajada of Santa Rosa Mts., 3 mi w of Coral Reef Ranch, Coachella Comment
  CHSC506  Dithyrea californica E. Thomas 1940-3-3 Riverside Near Salton Sea. 60 Comment
  CSUSB522  Dithyrea californica Barry A. Vittor 1966-3-4 S. N. Riverside Rancho Dos Palmas, 2 miles northeast of Salton Sea State Park 30 Comment
  RSA340181  Dithyrea californica R. F. Thorne 1980-5-28 54185 Riverside San Bernardino Mountains: Whitewater ridge above old bridge. Comment
  UC1595800  Dithyrea californica W. Wisura, J. Dolan, and M. Wall 1992-3-25 4652 Riverside 2.7 mi s prison on Wileys Well Rd. Comment
  UCR51369  Dodecatheon clevelandii A. C. Sanders 1988-1-30 7592 Riverside Peninsular Range, Eastern foothills of the Santa Ana Mountains, c. midway between Murrieta and Temecula. Los Cerritos Ranch and adjacent 80 acre property to the NW; north of Cherry St., west of Adams Ave, south of Meadowlark Ridge Lane and Elm St 366 Comment
  POM9555  Dodecatheon clevelandii P. A. Munz, Harwood 1920-2-28 3230 Riverside 2 mi. southwest of Corona. 305 Comment
  UCR154542  Downingia Jason L. Hlebakos 2005-5-18 707 Riverside Santa Rosa Plateau, Mesa de Burro in the research area 602 Comment
  UC729877  Draba corrugata var. saxosa Carl B. Wolf 1932-8-5 3979 Riverside summit San Jacinto Peak San Jacinto Mts., summit San Jacinto Peak 3293 Comment
  CSUSB548  Draba cuneifolia O. F. Clark 1966-2-3 S. N. Riverside In the Box Springs Mountians east of the east end of Box Springs road 304 Comment
Read comments Jun 4 2012
  RSA0123751  Draba cuneifolia Duncan S. Bell, LeRoy Gross 2016-3-10 8872 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
  UCR279363  Draba cuneifolia A. C. Sanders, Jim Malusa 2017-3-24 42963 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, large wash south of Bradshaw Trail, c. 11 km SE of Gasline Rd. 729 Comment
  UCR4736  Draba cuneifolia O. F. Clarke 1966-2-3 s.n. Riverside Box Springs Mtns, E of the E end of Box [Big] Springs Road 305 Comment
  RSA0019580  Drymocallis glandulosa var. glandulosa E. W. Lathrop 1966-5-29 6388 Riverside Mail Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  POM12104  Drymocallis glandulosa var. reflexa Mary F. Spencer 1921-6-10 1861 Riverside Idyllwild. 1616 Comment
  JEPS47211  Drymocallis glandulosa var. viscida Carl V. Meyer June 1927 189 Riverside Saunder's Meadow Comment
  POM11656  Dryopteris arguta P. A. Munz, I. M. Johnston 1922-5-19 5391 Riverside 3 miles west of Keen Camp. 1494 Comment
  UCR178349  Dryopteris arguta Tracy Tennant, Mitch Provance, Jeffrey Ross 1998-6-25 MOR- 1056 Riverside Transverse Range; San Bernardino Mtns., Morongo Indian Reservation, upper Corral Canyon, tree stand C-01 1280 Comment
  SEINET13709264  Dryopteris arguta J. Adams, J. Adams (Botany) 1966-1 746 Riverside Santa Rosa Plateau, Dirt Rd from Murrieta to De Luz 2500 Ft 762 Comment
  UC1015383  Dudleya alainae Reid Moran 1947-5-10 2182 Riverside 1.5 mi from Hwy (Santa Rosa Rd) 1676 Comment
  RSA180468  Dudleya lanceolata E. W. Lathrop 1960-5-27 5227 Riverside 6 miles west of Murrieta. Comment
  SBBG119281  Dudleya lanceolata V. Soza, L. Gross 1999-6-21 569 Riverside Oak Flats, SW of Serrano Spring; T7N R6W SE/4, NE/4 S13 731 Comment
  SDSU13555  Dudleya lanceolata W. Miller with C. Mosse 1972-7-20 Riverside Upstream from Beaver dam. Comment
  UCR3186  Dudleya lanceolata Chuck Elliott 1964-5-7 s.n. Riverside Riverside, 1 mi past end of Canyon Crest Road west. 305 Comment
  UCR213860  Dudleya pulverulenta Scott D. White, Justin M. Wood 2009-5-22 12930 Riverside San Jacinto Mountains, Old Control Road, below Halfway Spring 915 Comment
  RSA0041954  Dudleya pulverulenta subsp. arizonica Duncan S. Bell, Marcel Beffort 2014-4-22 6601 Riverside Chuckwalla Mountains; western end of Corn Springs wash/canyon; approximately 0.25 air mile south of Aztec Well. 622 Comment
  SBBG104170  Dudleya saxosa subsp. aloides E. R. Blakley 1993-5-20 7658 Riverside Pinto Mtns, E of White Tank Cmpgrd, Joshua Tree Nat Monument Comment
  HSC86935  Dysphania ambrosioides S. J. Myers 1987-10-27 Riverside 3 mi. W of Temecula, NE portion of Santa Rosa plateau, 3/4 mi. E of Walker Basin Comment
  SEINET8059976 Image available Echinocactus polycephalus var. polycephalus Michael Chamberl 1990-1-11 20 Riverside 3.6mi S of Inyo county line on Route 127. On west side of small hill on west side of road. 300 Comment
Read comments Jun 5 2016
  RSA0125230  Echinocereus engelmannii var. engelmannii Leland Lubinsky, LeRoy Gross, Victor Steinmann 2005-2-17 s.n. Riverside Chuckwalla Mountains: Along wash above Corn Springs Campground. 503 Comment
  GMDRC6548  Ehrendorferia chrysantha J. M. Andre 2012-6-15 30500 Riverside San Jacinto Mountains: along Hwy 243 at Mt Edna Rd, approx. 1 mi. north of McMullen Flat, 5.9 mi. south of Interstate 10 at Banning; SB Natl. Forest 1172 Comment
  CAS-BOT-BC33441  Eleocharis disciformis Harvey Monroe Hall 1901-6-1 2013 Riverside San Jacinto Mts., Eastern base, along the borders of the Colorado Desert (Palm Canyon) Comment
  CAS-BOT-BC112732  Eleocharis geniculata Samuel B. Parish 1882-4-1 1160 Riverside Agua Caliente (Palm Springs) Comment
  SD237240  Eleocharis macrostachya D. E. Bramlet 1992-4-3 2207 Riverside Perris-Anguanga 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. 452 Comment
  UC1254604  Eleocharis macrostachya James E. Cole 1941-5-27 811 Riverside Barker Dam Joshua Tree National Monument Comment
  UC1809  Eleocharis macrostachya H. M. Hall 1901-7 2489 Riverside Lake Surprise San Jacinto Mountains 2499 Comment
  RSA234094  Eleocharis montevidensis Robert F. Thorne, E. W. Lathrop 1969-6-6 39345 Riverside Santa Rosa Plateau: Rancho California 610 Comment
  SBBG92180  Eleocharis montevidensis J. Hirshberg 1989-4-18 Riverside S of town of Murrieta, S of Mesa de Burro and NW of Mesa de la Punta 609 Comment
  SBBG119911  Eleocharis parishii A. C. Sanders with O. F. Clarke 1991-6-10 11126 Riverside Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River; Riverside 238 Comment
  RSA557316  Eleocharis radicans Julie Greene, Steve Boyd, David E. Bramlet, H. Flores, H. Ochoterana 1993-7-9 1424 Riverside San Jacinto Wildlife Area. 433 Comment
  POM12137  Elymus glaucus subsp. glaucus Mary F. Spencer 1919-6-30 1314 Riverside Near Idyllwild, San Jacinto Mountains. 1616 Comment
  UCR24987  Elymus glaucus subsp. glaucus A. C. Sanders 1980-7-18 1653 Riverside San Jacinto Mtns., Thomas Mountain: Thomas Mountain Campground to the summit at the lookout 2073 Comment
  HSC101790  Elymus multisetus J. P. Smith, J. O. Sawyer, R. J. Cole 2011-6-9 13207 Riverside Along State Route 74 1558 Comment
  RSA741029  Elymus stebbinsii Scott D. White, Justin M. Wood 2008-6-17 12152 Riverside South of Hwy 79 near Keen Camp Summit. 1402 Comment
  CAS-BOT-BC204299  Elymus trachycaulus subsp. trachycaulus H. M. Hall 1901-7-1 2569 Riverside San Jacinto Mountains. Dark Canon [Canyon] Comment
  UCR91549  Elymus triticoides A. C. Sanders 1995-11-26 17916 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga and Anza, south of Hwy 371 1311 Comment
  HSC13507  Emmenanthe penduliflora C. L. Hitchcock 1966-3-16 24183 Riverside 1/4 mi. W of Aguanga Comment
  RSA618394  Emmenanthe penduliflora D. L. Banks 1997-5-5 1969 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
  RSA80986  Emmenanthe penduliflora G. R. Campbell 1952-4-5 18372 Riverside Colorado Desert, road leading from Highway 60 to 29 Palms [Hwy 62], at junction to Desert Hot Springs 762 Comment
  SBBG29830  Emmenanthe penduliflora var. penduliflora E. Braunton -Mar-1940 2033 Riverside Berdoo Cyn Comment
  RSA596770  Encelia actoni D. L. Banks, K. D. Hedge 1996-5-16 1032 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, E of the gate to the University of California-Emerson Oaks Reserve. 451 Comment
  RSA707892  Encelia actoni Scott D. White, Angelia Carey 2004-4-16 10165 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 549 Comment
  UCR34968  Encelia actoni L. B. Ziegler 1964-9-2 026 Riverside San Jacinto Mountains, Pinyon Flats 1311 Comment
  LA202445  Encelia farinosa T. A. Geissman; sn Riverside Joshua Tree National Monument, S entrance Comment
  RSA670063  Encelia farinosa Donald W. Kyhos 1965-3-13 65 -111 Riverside 6.2 miles west of Junction of Hwy 78 and Hwy 60-70 near Blythe Comment
  RSA771033  Encelia farinosa Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4540 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UC495309  Encelia farinosa Philip A. Munz 1932-3-14 11983 Riverside Deep Canyon, Coachella Valley 152 Comment
  UCR185108  Encelia farinosa LeRoy Gross, L. Lubinsky, V. W. Steinmann, L. L. Worlow 2005-2-17 1435 Riverside Chocolatte-Chuckwalla Mountains, Colorado Desert; Corn Springs Campground in the Chuckwalla Mountains. Canyon SW of Campground 549 Comment
  UCR241657  Encelia farinosa T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 317 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  UCR245234  Encelia farinosa Jim Andre 2012-3-19 21324 Riverside Sonoran (Colorado) Desert, north end of Chuckwalla Mountains at Jaeger Nature Sanctuary, 1.5 mi. south of junction Eagle Mt Rd and I-10 freeway 411 Comment
  SEINET10618313  Encelia farinosa David B. Dunn 1948-2-21 Dunn 3662 Riverside Pushawalla; in wash. Comment
  POM356685  Encelia farinosa var. farinosa L. E. Hoffman 1933-2-18 s.n. Riverside Above Garnet, Coachella Valley Comment
  RSA192077  Encelia farinosa var. farinosa H. A. Zuill 1966-6-5 190 Riverside 1 mile SW of Murrieta on the Tenaja Grade. Comment
  CAS-BOT-BC131424  Encelia frutescens Frank W. Peirson 1922-4-12 s.n. Riverside 30 miles south of Coachella Comment
  SEINET7845949 Image available Encelia frutescens H. M. Hall 5859 Riverside Colorado Desert, near Canon Springs Comment
  NY70193  Ephedra aspera I. W. Clokey 1935-4-17 6511 Riverside Cottonwood Springs Comment
  UC813661  Ephedra aspera I. W. Clokey 1935-4-17 6510 Riverside Cottonwood Springs Comment
  UC813669  Ephedra aspera I. W. Clokey 1935-4-17 6514 Riverside Cottonwood Springs Comment
  JOTR32656  Ephedra californica La Doux, Tasha, M. Bell, A. Holt, A. Miller, K. Matthews 2007-5-23 1338 Riverside Joshua Tree National Park. where Queen Valley meets Pleasant Valley, just north of Malapai Hill; open bajada with pediments, near Geology Tour Road 1219 Comment
  UC1929884  Ephedra californica Scott D. White, Michael Honer 2003-5-13 9235 Riverside SAN BERNARDINO MTNS: Whitewater Canyon, ca. 2 miles north of Bonnie Bell. Open wash & alluvial benches. Comment
  UC205579  Ephedra californica H. M. Hall 1919-3-25 Riverside Whitewater Wash Comment
  UCR100088  Ephedra californica R. G. Swinney 1967-2-4 0005 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Snow Creek 335 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
  CAS-BOT-BC81821  Ephedra nevadensis C. L. Hitchcock 1940-3-29 5868 Riverside Cottonwood Canyon ca. 100 yards east of Spring Comment
  UC813704  Ephedra nevadensis Ivan Johnston Riverside Palm Canyon Colorado Desert, Palm Canyon 304 Comment
Read comments Jul 4 2015
  RSA719043  Ephedra trifurca Michael Honer 2005-3-11 2057 Riverside Rice Valley; 4.5 mi. SSE of Rice; 1.5 mi. E of ATSF railway. 220 Comment
  UC1287195  Ephedra viridis C. L. Hitchcock 1966-3-16 24204 Riverside 7 mi s of Palm Desert (along Palms to Pines Hiway) Comment
  JOTR33119  Epilobium canum subsp. latifolium La Doux, Tasha, Mike Bell 2003-10-17 1602 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Wonderland of Rocks; Wonderland Wash, active wash corridor with sandy bottom, surrounded by granitic outcrops and pediments 1310 Comment
  RSA38279  Epilobium canum subsp. latifolium P. A. Munz 1946-10-21 11587 Riverside Live Oak Tank, Joshua Tree National Monument. 1220 Comment
  UCR155041  Epilobium ciliatum A. C. Sanders, Kelly Volansky 2005-3-17 29227 Riverside Perris-Aguanga Basin Region, French Valley, SE of Winchester Rd. (Hwy 79) between Thompson Rd. and Benton Rd., c. 0.5 mi. NE of Adobe Spring, near San Diego Aqueduct 412 Comment
  UCR26278  Epilobium ciliatum John C. Roos 1952-6-25 5795 Riverside Thickets at W end of Fairmont Park, Riverside 260 Comment
  RSA621897  Epilobium ciliatum subsp. ciliatum Steve Boyd, T. S. Ross, L. Arnseth 1989-6-4 3639 Riverside Vail Lake area, Temecula Creek, SE of the lake, just N of Hwy 79. 488 Comment
  RSA692252  Epilobium ciliatum subsp. ciliatum Scott D. White 2003-10-9 9819 Riverside Pine Cove. Lily Creek just north of crossing at Hwy 243. 1738 Comment
  RSA751924  Epipactis gigantea Scott D. White, Justin M. Wood 2009-5-22 12928 Riverside San Jacinto Mts: Halfway Spring, accessed via Old Control Road. 1159 Comment
  CLARK-A1528-24  Equisetum arvense Ruth Cooper 1952-9-12 635 f Riverside Riverside Comment
  MACF019738  Equisetum hyemale subsp. affine Julie Sanders 1967-11-5 88 Riverside Strawberry Creek across from USC Camp Isomata in Idyllwild. San Jacinto Mtns. 1828 Comment
  UCR515  Equisetum laevigatum Eugene Cardiff 1954-4-5 s.n. Riverside San Bernardino Valley Region, Santa Ana River, near Pedley 207 Comment
  RSA651791  Eragrostis D. Gordon 1952-7-28 s.n. Riverside near Hemet. Comment
  UCR157457  Eragrostis barrelieri A. C. Sanders, G. K. Helmkamp 1996-3-17 17978 Riverside Coachella Valley, Palm Springs, shopping center at SE corner of Raquet Club Dr. and Palm Canyon Dr. 189 Comment
  CAS-BOT-BC204486  Eragrostis cilianensis J. C. Roos 1965-7-7 s.n. Riverside San Jacinto Comment
  UCR23991  Eragrostis curvula var. curvula John C. Roos 1965-9-16 s.n. Riverside Lakeview Comment
  SBBG34550  Eragrostis mexicana T. L. Secrest 1950-3-11 Riverside near Indio Comment
  UCR2390  Eragrostis pectinacea var. pectinacea F. M. Reed 1907-9-10 1908 Riverside City of Riverside. Little Arroyo on Bluffs Ranch. [Bluffs Ranch was located along Arroyo Tesquesquite at Chicago Ave.] 293 Comment
  UCR134603  Eremalche exilis Marisa Sripracha, Kyle Boyd 2004-2-14 026 Riverside Sonoran (Colorado) Desert, Myoma, near 38th Street and Washington Ave, on the Coachella Valley Preserve 120 Comment
  RSA776144  Eremalche rotundifolia Duncan S. Bell, Amanda Turek 2010-4-10 839 Riverside Riverside Mountains; in the vicinity of Mountaineer Mine and Calzona Mine; approximately 3.8 air miles west of the Colorado River; approximately 2 air miles northeast of Riverside Mountain Peak. 198 Comment
  UC634840  Eremalche rotundifolia H. L. Mason 1928-3-10 4201 Riverside Hidden Springs Canyon Coachella Mts., Hidden Springs Canyon Comment
  UCR51972  Eremalche rotundifolia Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2156 Riverside Sonoran (Colorado) Desert, Palen Pass at the N end of the Palen Mountains 500 Comment
  SEINET12875649 Image available Eremogone ferrisiae Reid Moran 1968-1 15366 Riverside N slope 1 mi. W of summit, Santa Rosa Mtn. 2150 Comment
  CHSC1148  Eremothera boothii subsp. desertorum M. Garbutt 1935-3-20 Riverside Colorado Desert. Comment
  RSA0125284  Eremothera boothii subsp. desertorum Duncan S. Bell 2016-3-4 8789 Riverside Orocopia Mountains; northwestern corner of range; collecting in the Orocopia Mountains Wilderness area in an unnamed canyon approximately 3.75 air miles northwest of the summit of the range. 738 Comment
  RSA0123299  Eremothera chamaenerioides Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 8985 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in a side canyon off of Martinez Canyon, approximately 7 air miles southeast of the summit of Martinez Mountain. 698 Comment
  CAS-BOT-BC514321  Eriastrum densifolium subsp. austromontanum Philip A. Munz 1927-5-29 15105 Riverside Dos Palmos Spring, N end Santa Rosa Mts. 1097 Comment
  RSA0105509  Eriastrum densifolium subsp. austromontanum P. A. Munz 1937-5-29 15105 Riverside Dos Palmos Spring, north end of Santa Rosa Mts. 1098 Comment
  UCR35046  Eriastrum densifolium subsp. densifolium L. B. Ziegler 1964-7-2 005 Riverside San Jacinto Mtns., Garner (Hemet) Valley 1402 Comment
  UCR252812  Eriastrum densifolium subsp. sanctorum Ana Hernandez, Angela Collada 2013-6-12 046 Riverside Santa Ana River, between Market Street and Mission Blvd 245 Comment
  UC1051493  Eriastrum diffusum subsp. coachellae Herbert L. Mason 1952-4-7 14214 Riverside Palm Springs Palm Canyon. Comment
  POM8324  Eriastrum eremicum Mary F. Spencer 1918-5-7 s.n. Riverside San Jacinto Mountains 1524 Comment
  CAS-BOT-BC514451  Eriastrum eremicum subsp. eremicum H. M. Hall 1901-6-1 2119 Riverside San Jacinto Mountains: eastern base, along the borders of the Colorado Desert Comment
  RSA0029393  Eriastrum harwoodii Justin M. Wood, J. Varonin, T. Valentovich 2012-4-23 4683 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
  UC1929953  Eriastrum sapphirinum Scott D. White, Justin Wood 2008-6-16 12125 Riverside San Jacinto Mountains: Fobes Canyon, +/- 1 mile up Fobes Ranch Road from Fobes Spring. Comment
  UCR112491  Eriastrum sapphirinum A. C. Sanders, T. B. Salvato 2000-5-30 23441 Riverside Menifee Valley, S of Newport Rd., north of Holland Rd. and east of Bradley Rd., 2 miles due east of Railroad Canyon Lake 488 Comment
  RSA0122015  Eriastrum sapphirinum subsp. dasyanthum Steve Boyd 1986-5-7 1844 Riverside Temescal Canyon: Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15. [Gavilan Hills] Comment
  CAS-BOT-BC287641  Ericameria linearifolia Frank W. Peirson 1921-3-21 2380 Riverside Gordon Trail, E slope San Jacinto Mts 914 Comment
  JEPS31370  Ericameria linearifolia W. L. Jepson 1901-5-22 1342 Riverside Palm Canon Comment
  CHSC118898  Ericameria linearifolia Mike Lahti 2012-5-10 Riverside Ramsey Road, one miole east of Terwilliger Road, six mile south of Anza. Chaparral. Comment
  CDA32894  Ericameria palmeri Mike Lahti 2009-10-13 PDR# 1501838 Riverside Hemet. Found off Deportola Road. 0 Comment
  HSC101315  Ericameria palmeri var. pachylepis A. C. Sanders, D. L. Sanders 2010-11-28 38694 Riverside Peninsular Range; NW Gavilan Hills: Angel Canyon Falls, above Home Gardens at the western edge of Riverside, 4.8 km NW (303 deg. ) of Lake Mathews dam, above intersection of Lincoln St. & Indiana Ave 232 Comment
  UCR220009  Ericameria palmeri var. pachylepis A. C. Sanders, D. L. Sanders 2010-11-28 38694 Riverside Peninsular Range; NW Gavilan Hills, Angel Canyon Falls, above Home Gardens at the western edge of Riverside, 4.8 km NW (303 deg. ) of Lake Mathews dam, above intersection of Lincoln St. & Indiana Ave. 279 Comment
  LA27286  Ericameria paniculata Lewis S. Rose; 1946-12-25 46307 Riverside San Gorgonia Pass, 5 mi. E of Cabazon, Comment
  UC1279785  Ericameria paniculata W. G. Langenberg 1963-5-19 5 a Riverside near Palm Springs; Long Canyon Comment
  LA205877  Ericameria pinifolia Harlan Lewis; 1939-10-22 1032 Riverside San Jacinto Mountains, Hemet Lake 1371 Comment
  UCR89884  Ericameria pinifolia A. C. Sanders 1995-11-26 17908 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga and Anza, south of Hwy 371 1311 Comment
  CAS-BOT-BC294844  Erigeron breweri var. jacinteus Mrs. C. M. Wilder 1909-7-12 972 Riverside Snow Creek, San Jacinto Mts. Comment
  POM161535  Erigeron breweri var. porphyreticus Ralph Hoffmann 1929-9-10 s.n. Riverside Tahquitz Peak. 2591 Comment
Read comments Nov 4 2011
  UCR140725  Erigeron foliosus A. C. Sanders 2004-5-12 27880 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  UCR241652  Erigeron foliosus T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 327 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  SBBG53763  Erigeron foliosus var. foliosus S. Boyd 1980-5-11 Riverside Harford Springs County Park, NW corner of the Gavilan Plateau Comment
  SDSU13546  Erigeron foliosus var. foliosus W. Miller, C. Mosse 1972-7-11 Riverside Roadside 150 yards east of dam by road. Comment
  UCR117336  Erigeron foliosus var. foliosus Mitch Provance 1998-6-11 651 Riverside Jurupa Mountains, NW Jurupa Mtns; south of the E extreme of Philadelphia St. 290 Comment
  UCR24001  Eriochloa acuminata Alfred R. Roos 1937-11-28 s.n. Riverside East Washington Street, Riverside 457 Comment
  HSC78581  Eriochloa aristata J. C. Roos 1965-9-26 Riverside Indio Comment
  RSA586162  Eriodictyon crassifolium D. L. Banks, S. D. Boyd 1995-3-30 127 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., W of the Dripping Springs Alcove, on the Woodchuck Trail. 634 Comment
  RSA6095  Eriodictyon crassifolium Carl B. Wolf 1932-5-24 3650 Riverside 0.5 mile below the Fish Hatchery, Snow Creek, north base of San Jacinto Mountains 549 Comment
  RSA77237  Eriodictyon crassifolium F. W. Peirson 1922-4-28 4480 Riverside Leach Canyon, near Elsinore 534 Comment
  HSC93339  Eriodictyon crassifolium var. nigrescens Scott D. White 1996-4-14 3903 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
  UCR131829  Eriodictyon trichocalyx Jennie Phui 1998-5-30 029 Riverside San Bernardino Mtns./San Gorgonio Pass, Morongo Indian Reservation, eastern fork of Lion Canyon, 3 miles up Lion Canyon road north of I-10 Fwy 600 Comment
  RSA783134  Eriogonum J. D. Olmsted 1959-10-23 1071 Riverside On Idyllwild Banning road, 2 miles S of turnoff to Poppett Flat. San Jacinto Mts to San Jacinto River. 1280 Comment
  HSC81357  Eriogonum davidsonii Dave Goodward, M. Hamilton 1985-9-29 Riverside San Jacinto Mtns., Pine Cove 1890 Comment
  RSA766333  Eriogonum davidsonii Shearer 1930-09 s.n. Riverside Strawberry Valley. San Jacinto Mts. 1616 Comment
  RSA792161  Eriogonum davidsonii A. C. Sanders, Mitch Provance 2008-7-11 35750 Riverside 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 1450 Comment
  SBBG34525  Eriogonum davidsonii D. Myrick 1969-10-20 2128 Riverside St Hwy 74, E of Hemet 1066 Comment
  SEINET6340538  Eriogonum davidsonii B. Thomas 1967-10-22 346 -83 Riverside Fulmar lake, 8 miles N of Idyllwild, of Co. Rd. R-1 1829 Comment
Read comments Nov 8 2015
  UCR175171  Eriogonum davidsonii Jim Andre 2006-4-26 6770 Riverside South Mojave Desert, Joshua Tree National Park: west of upper Long Canyon, c. 5 mi south of the radio tower and NE corner (boundary) of the park 1325 Comment
  UCR262263  Eriogonum davidsonii T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-23 3741 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
  RSA393270  Eriogonum deflexum var. deflexum N. C. Cooper 1949-4-8 3315 Riverside Desert Center. 610 Comment
  UCR134636  Eriogonum deflexum var. deflexum Nancy K. Cione 2004-5-4 s.n. Riverside Eastern Mojave Desert, Eagle Mountain MWD Pumping Station, 1 mi W and 7 mi north of Desert Center 366 Comment
  CLARK-A1528-3733  Eriogonum elongatum John C. Roos 1975-12-6 Riverside 1219 Comment
  RSA125968  Eriogonum elongatum E. K. Balls, Percy C. Everett 1957-11-4 22750 Riverside Snow Creek, near old Fish Hatchery and through wash. 701 Comment
  UCR35098  Eriogonum evanidum L. B. Ziegler 1967-10-27 259 Riverside San Jacinto Mtns., Hemet Valley, near Thomas Mt. Subdivision 1402 Comment
  UCR137479  Eriogonum fasciculatum var. foliolosum D. L. Banks 1997-3-16 1540 Riverside NW Palomar Mountains, Agua Tibia Mountains, N face of Dorland Mountain, the Dorland Mountain Arts Colony along the circular drive that runs around the north side of the compound 567 Comment
  SD229220  Eriogonum fasciculatum var. polifolium Dick Schwenkmeyer, Collection made by Tony Harper 2013-5-8 884 Riverside Little Paradise Camp in Palm Canyon, approx. 8 miles S. of Cathedral City 869 Comment
  SD229225  Eriogonum fasciculatum var. polifolium Dick Schwenkmeyer, Bethany Jenkins 2012-3-7 628 Riverside Mt. San Jacinto 1085 Comment
  UC1032088  Eriogonum fasciculatum var. polifolium H. S. Yates 1936-4-7 5422 Riverside near Whitewater; San Jacinto Quadrangle Comment
  CAS-BOT-BC253497  Eriogonum gracile James L. Reveal; C. Rose Broome 1987-6-27 6614 Riverside Along Morris Ranch Road, 1.9 mile northeast of California Highway 74 and about 1.5 mile northeast of Kenworthy Guard Statoin, about 8 airline miles southeast of Mountain Center, San Jacinto Mountains 1584 Comment
  UCR132919  Eriogonum gracile 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
  UCR250402  Eriogonum gracile Jeremiah George 2012-5-17 s.n. Riverside Beaumont Bench, north slope facing San Timoteo Creek, north of Hwy 60 and south of Oak Valley Parkway, E of Potrero Blvd. 747 Comment
  POM153369  Eriogonum gracile var. gracile P. A. Munz, I. M. Johnston 1928-9-12 11256 Riverside Temescal Canyon. Comment
  RSA486460  Eriogonum gracile var. gracile Richard Noyes, L. Arnseth 1988-10-30 756 Riverside Harford Springs County Park vicinity. East of Park boundry and bordering Gavilan Mine Road. 610 Comment
  RSA242147  Eriogonum gracile var. incultum James L. Reveal, Caroline G. Reveal 1972-8-9 2857 Riverside Along California Highway 243, 4 miles north of the road junction with Highway 74, 0.5 mile south of the center of Idyllwild Comment
  UC1601637  Eriogonum gracillimum Jenkins and Street 1917-5-30 1970 Riverside San Jacinto Comment
  UC85855  Eriogonum inflatum var. deflatum Mrs. E. C. Thurber 1896-3-21 Riverside Palm Springs Comment
  CAS-BOT-BC270594  Eriogonum molestum Mary F. Spencer 1919-7-1 1375 Riverside Idylewild, San Jacinto Mountains 1615 Comment
  UC849594  Eriogonum molestum P. A. Munz 1922-9-6 6361 Riverside n Dark Canyon; San Jacinto Mts. 1524 Comment
  RSA90134  Eriogonum molestum E. K. Balls, Percy C. Everett 1953-8-19 18530 Riverside On Hwy from Banning to Idyllwild, SE from Lake Fullmore. 1677 Comment
  CAS-BOT-BC269783  Eriogonum nudum var. pauciflorum Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild Comment
  CAS-BOT-BC269789  Eriogonum nudum var. pauciflorum Louis C. Wheeler 1931-10-4 219 Riverside Hemet-Idyllwild Road, San Jacinto Mts. 1371 Comment
  POM48879  Eriogonum nudum var. pauciflorum P. A. Munz, I. M. Johnston 1924-7-27 8736 Riverside Dark Canyon, San Jacinto Mountains. 2287 Comment
  UCR17518  Eriogonum nudum var. pauciflorum Frank C. Vasek 1979-7-26 790726- 01 Riverside Santa Rosa Mtns, Vicinity of Virgin Spring and Stump Spring 2348 Comment
  RSA679189  Eriogonum nudum var. pauciflorum Michael Denslow, Firoozeh Navid-Ara, Valerie Soza 2003-7-15 1455 Riverside East of Idyllwild, along South Ridge Road (5S11 Rd.) 1890 Comment
  JOTR29564  Eriogonum pusillum Andre, Jim, Tasha LaDoux 2006-4-11 6738 Riverside Joshua Tree National Park. Along Pinto Basin Rd (paved) in Wilson Canyon 857 Comment
  CAS-BOT-BC253021  Eriogonum reniforme Geo. B. Grant 1906-4-20 6751 Riverside Palm Springs, Colorado Desert Comment
  RSA64578B  Eriogonum thomasii F. W. Peirson 1914-04 1737 Riverside Whitewater, west end of Coachella Valley. Comment
  UC912798  Eriogonum thomasii Mary F. Spencer 1922-3-23 2148 Riverside near Mecca; Colorado Desert -48 Comment
  UC998913  Eriogonum thomasii H. J. Fuller 1942-4-18 Riverside near Mecca; Mojave Desert Comment
  UCR136675  Eriogonum thomasii George B. Grant 1906-5-1 440 6741 Riverside Sonoran (Colorado) Desert, Palm Springs 244 Comment
  UCR148306  Eriogonum thomasii John F. Green 2005-1-14 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  UC1618002  Eriogonum thurberi Donald G. Nelson 1936-5-22 384 Riverside on Pines-to Palms hwy at Ribbonwood Camp; San Jacinto Mts. Comment
  CAS-BOT-BC263583  Eriogonum trichopes L. A. Greata No date on label. 400 Riverside Coachella, Colorado Desert Comment
  CAS-BOT-BC263589  Eriogonum trichopes Roxana S. Ferris 1918-6-14 972 Riverside Near Indian Wells Comment
  SEINET9369605  Eriogonum trichopes Unknown 1976-5-4 Riverside Red Mountain Road. Comment
  UCR13758  Eriogonum wrightii var. membranaceum N. R. Zabriskie, W. W. Zabriskie 1972-9-7 534 Riverside Peninsular Range; San Jacinto Mtns., Strawberry firebreak, south of S end of Marion Ridge Road, Pine Cove, W drainage Mtns 1921 Comment
  CAS-BOT-BC261785  Eriogonum wrightii var. nodosum A. C. Sanders; P. MacKay 1994-10-23 15845 Riverside San Bernardino Mountains: Whitewater River Canyon, between the trout hatchery & Bonnie Bell 780 Comment
  SBBG64297  Eriogonum wrightii var. subscaposum R. Hoffmann 1929-9-10 Riverside San Jacinto Mtns 2438 Comment
  UC68594  Erioneuron pulchellum H. M. Hall 1905-5-1 5961 Riverside Colorado River Colorado Desert (canyons along river) Comment
  POM357958  Eriophyllum confertiflorum E. Crow 1929-3-17 207 Riverside Glen Ivy Hot Springs, Santa Ana Mts. Comment
  RSA494630  Eriophyllum confertiflorum Maureen H. Pendleton 1987-5-20 s.n. Riverside Ca. 0.8 mi. (airline) WSW of town of Anza on Terwilliger Rd. 1280 Comment
  RSA653355  Eriophyllum confertiflorum Robert MacGregor 1984-5-19 11 Riverside Ca Hwy 79, 1.4 miles S of junction with CA Hwy 371, S side of road. Comment
  UCSB26795  Eriophyllum confertiflorum Wilken, Dieter 1969-6-30 Riverside Santa Rosa Springs, Santa Rosa Mtns. 2377 Comment
Read comments Apr 1 2014
  GMDRC2040  Eriophyllum confertiflorum var. confertiflorum J. Andre 2006-4-26 6746 Riverside Little San Bernardino Mountains: Joshua Tree National Park: about 0.5 mi. NNE. of Rattlesnake Spring, on ridge just south of radio tower and NE corner of park boundary. Near 34.07623 deg. N 116.44711 deg. W. Elev. 4332 ft. 1321 Comment
  CAS-BOT-BC301786  Eriophyllum multicaule P. A. Munz 1922-4-29 5080 Riverside Leach Canyon, Santa Ana Mts 548 Comment
  CAS-BOT-BC301791  Eriophyllum multicaule Frank W. Peirson 1922-4-29 2927 Riverside Road to Leach Canyon, about 1 mile north of Lake Elsinore Comment
  UCR92384  Eriophyllum multicaule F. M. Reed 1930-4-8 6860 Riverside San Bernardino Mtns., Whitewater Canyon 610 Comment
  POM29812  Eriophyllum wallacei Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA786535  Eriophyllum wallacei C. P. Cowan 1978-4-23 1214 Riverside 12.1 mi (19.2 km) S on Hwy 74 from jct with Hwy 111 at Indian Wells. Whittaker transect no.W-220 (voucher). 950 Comment
  UCR136250  Erodium brachycarpum A. C. Sanders 2004-4-20 27571 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  RSA771111  Erodium cicutarium Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4731 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65119 604 Comment
  UCR154547  Eryngium aristulatum var. parishii Jason L. Hlebakos 2005-5-13 680 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, large vernal pool on Mesa de Colorado, c. 4 mi SE of Squaw Mtn 634 Comment
Read comments Feb 3 2015
  CAS-BOT-BC54334  Erysimum capitatum Noel Herman Holmgren; Liew Fah Seong 1969-6-17 3581 Riverside San Jacinto Mountains, Black Mountain, campground at turnoff to a lookout tower. Comment
  CAS-BOT-BC54339  Erysimum capitatum Roxana S. Ferris; Ruth P. Rossbach 1938-5-20 9659 Riverside 6 miles form Pinon Flat Public Camp on road to Hemet on State Highway #74. Comment
  RSA0020242  Erythranthe floribunda Scott D. White, Justin M. Wood 2008-7-8 12396 Riverside San Jacinto Mountains: Johnson Meadow. 1439 Comment
  SD129534  Erythranthe guttata Miles Fellows 1985-10-3 163 Riverside Oasis de Los Osos Preserve of the Nature Conservancy, Snow Creek Canyon, at the N foot of the San Jacinto Mountains near stream Comment
  SD70884  Erythranthe guttata Helen V. Witham 1969-7-2 169 Riverside Edge of water, De Luz Creek Crossing, 4 mi. N. of De Luz 249 Comment
  RSA0014890  Erythranthe tilingii Charlotte M. Wilder s.n. Riverside Tahquitz. San Jacinto Mountains. Comment
  POM308634  Eschscholzia Henry J. Ramsey, Henry J. Ramsey 1937-5-9 3215 Riverside Near Desert Center. Comment
  UC855146  Eschscholzia californica I. W. Clokey, C. B. Clokey, and B. C. Templeton 1930-4-15 4641 Riverside Gavilan Peak 600 Comment
  CAS-BOT-BC83132  Eschscholzia minutiflora Cecil Hart 1926-2-1 s.n. Riverside Palm Springs. Comment
  RSA0022945  Eschscholzia minutiflora Duncan S. Bell 2010-4-1 647 Riverside Arica Mountains: collecting near the Atchinson, Topeka, and Santa Fe railroad tracks approximately 3 air miles east of Priest Well, or approximately 4.3 air miles southeast of the ghost town of Rice. 216 Comment
  UC1922719  Eschscholzia minutiflora Naomi Fraga, Lisa Rojas 2005-2-10 1397 Riverside Colorado Desert; Northeastern Colorado Desert region: Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. Comment
  UC68549  Eschscholzia minutiflora H. M. Hall Apr. 1905 5901 Riverside Chuckawalla Springs Colorado Desert Comment
  UCD94285  Eschscholzia minutiflora Shannon M. Still 2009-2-21 438 Riverside California. Riverside County. 223 Comment
Read comments Sep 2 2017
  GMDRC5578  Eschscholzia papastillii Shannon M. Still 2009-2-21 436 Riverside 167 Comment
Read comments Sep 2 2017
  CAS-BOT-BC419614  Eschscholzia parishii Richard Snow 1952-4-14 11 -1 Riverside Road to Morongo Valley, 7.8 miles from junction with Highway 99/60/70 Comment
  CAS-BOT-BC419622  Eschscholzia parishii Ynez Whilton Winblad 1937-4-22 s.n. Riverside Box Canyon Comment
  RSA445440  Eschscholzia parishii Robert Gustafson 1980-4-3 1529 Riverside Orocopia Mountains, about 4 miles east of Mecca on Box Canyon road. 213 Comment
  UCR166553  Eschscholzia parishii Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10881 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  UCSB3661  Eschscholzia parishii Ray, Peter 1949-3-12 Riverside North side of Coachella Valley; 2 miles west of Whitewater 457 Comment
  RSA516880  Eucrypta chrysanthemifolia Steve Boyd 1986-3-1 1363 Riverside Gavilan Hills, Gavilan Plateau: 1/4 mile south of Harford Springs County Park 640 Comment
  RSA583359  Eucrypta chrysanthemifolia Steve Boyd, D. L. Banks 1995-4-5 8420 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
  RSA715256  Eucrypta chrysanthemifolia A. C. Sanders 2006-5-19 32443 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn/Scott Rd. and north of Clinton Keith Rd. 518 Comment
  SEINET3091500 Image available Eucrypta chrysanthemifolia B. Pitzer, L. F. LaPre 1987-3-2 418 Riverside Peninsular Range; Bundy Canyon, 2 mi SE of Lake Elsinore, 0.5 mi north of Bundy Canyon Road, off Raciti Rd. Romoland 7.5 703 Comment
  UCSB38662  Eucrypta chrysanthemifolia Cowan, Clark 1978-4-25 Riverside 6.7 mi (10.7 km) SW on 74 from jct w/ 71, 4.6 mi (7.3 km) from Lake Elsinore, Santa Ana Mts. Cleveland Natl. For.; Whittaker transect #W-229 Comment
  RSA0094882  Eucrypta chrysanthemifolia var. bipinnatifida Jim M. Andre 2012-4-11 20687 Riverside Little San Bernardino Mountains; Hidden Tank Picnic Area, 1.4 mi. SW of paved road (Utah Trail) to Cottonwood Spr, approx. 8 mi. south of North Entrance Sta., N. end of Hexie Mtns. 1076 Comment
  RSA27708  Eucrypta chrysanthemifolia var. bipinnatifida C. L. Hitchcock 1940-4-1 5908 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  UCR3955  Eucrypta chrysanthemifolia var. chrysanthemifolia R. L. Irwin 1962-4-21 40 Riverside Beneath center of Crestmore Road bridge over Santa Ana River, and c. 100 ft. west. 244 Comment
  CLARK-A1528-2975  Eucrypta micrantha John C. Roos 1966-3-26 Riverside Comment
  RSA776838  Eucrypta micrantha Amber Swanson, Duncan S. Bell 2011-3-18 223 Riverside About 3 airmiles SE of Desert Center, N of Chuckwalla Mtns. 392 Comment
  UCR256342  Euphorbia eriantha Duncan S. Bell 2011-12-30 3026 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
  UCR5294  Euphorbia micromera O. F. Clarke 1966-10-5 661005- 25 Riverside Santa Rosa Mtns./ Sonoran (Colorado) Desert, University of Calif, Riverside Reserve [Deep Canyon], Big Horn Drive [to?] Royal Carrizo Rd 915 Comment
  SD167134  Euphorbia ophthalmica A. C. Sanders, G. K. Helmkamp 1996-3-17 17979 Riverside Coachella Valley, Palm Springs, shopping center at southeast corner of Raquet Club Dr. and Palm Canyon Dr. 188 Comment
  POM12022  Euphorbia palmeri Mary F. Spencer 1921-6-1 1227 Riverside Idyllwild, San Jacinto Mountains. 1616 Comment
  UC17653  Euphorbia palmeri Geo. F. Reinhardt Jun 1897 Riverside San Jacinto Mountains Comment
  SD129388  Euphorbia polycarpa Jon M. Stewart 1989-9-17 602 Riverside Coachella Valley, Pushawalla Canyon in the Indio Hills, in desert wash Comment
  UCR166022  Euphorbia polycarpa 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
  UCR51361  Euphorbia polycarpa S. J. Myers 1988-2-4 s.n. Riverside Northgate Estates development, immediately NW of Canyon Lake 488 Comment
  UCR97280  Euphorbia polycarpa Scott D. White 1993-3-12 1167 Riverside Near Winchester 466 Comment
  OBI14407  Euphorbia polycarpa var. hirtella Robert F. Hoover 1966-10-15 10162 Riverside Dead Indian Creek Wash, S of Palm Desert Comment
  RSA432481A  Euphorbia polycarpa var. vestita B. C. Templeton, I. W. Clokey 1930-4-9 1013 Riverside North of Palm Springs. Colorado desert 400 Comment
  UCR145475  Euphorbia prostrata L. C. Wheeler 1965-6-27 8691 Riverside Corona; Overholtzer's Grove 335 Comment
  CLARK-A1528-2710  Euphorbia setiloba John C. Roos 1947-11-1 Riverside Eagle Mountains Comment
  UCR28986  Euphorbia setiloba A. C. Sanders 1982-12-19 3452 B Riverside Sonoran (Colorado) Desert, foot of Santa Rosa Mtns, Coachella Valley, south side of the ridge forming the south boundary of Martinez Canyon; west end of Ave 74, 2.6 miles west of Polk Street 122 Comment
  UCR117317  Euphorbia spathulata A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 726 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR130094  Eustoma exaltatum G. R. Ballmer 2003-11-22 s.n. Riverside Colorado River Valley, Northern Paloverde Valley, east of Hwy 95, c. 5 miles NE of Blythe, east end of 2nd Ave. 87 Comment
  SEINET13945543 Image available Fagonia chilensis Helen K. Sharsmith 1952-1 4062 Riverside NW base of Chuckawalla Mts., 7 mi S of Hwy 60-70; ca. 1750 ft alt. 533 Comment
  CAS-BOT-BC167364  Fagonia laevis J. C. Roos 1966-3-26 s.n. Riverside 2 miles S.E. of Desert Center Comment
  IRVC28829  Fagonia laevis Mark A. Elvin 2005-4-26 4230 Riverside Coachella Valley/Indio Hills; N of I-10. Northern Sonoran Desert 198 Comment
  UC1287006  Fagonia laevis C. L. Hitchcock 1966-3-16 24209 Riverside 4 mi s Palm Desert (along Palms to Pines Highway) 609 Comment
  UCSB22662  Fagonia laevis Shaw, M. 1964-4-5 Riverside Wash along State Highway 195, 2.8 miles west of junction with cut off road to U.S. Highway 70. 457 Comment
  UCR233167A  Fagonia pachyacantha Jim Andre, Glenn L. Clifton 2011-2-22 17444 Riverside Mecca Hills, along Box Canyon Road, 10.3 mi northeast of town of Mecca 219 Comment
  UCR2409  Festuca myuros F. M. Reed 1926-6-14 59 Riverside San Jacinto Mtns., Banning Road near Point View [=Vista Grande?], west of Idyllwild 1768 Comment
  UCR20780  Festuca octoflora A. C. Sanders, Steve Boyd 1980-5-2 1390 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR87146  Festuca octoflora A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16234 Riverside San Jacinto Mountains, San Gorgonio Pass: on and near a rocky spur at the N foot of the mountains, SW of Verbenia Ave, west of Snow Creek, east of Cabazon 550 Comment
  UCR216233  Filago californica Mike Bell 2008-3-19 036 Riverside Sonoran (Colorado) Desert/San Bernardino Mtns., Bonnie Bell, along Whitewater River c. 2 miles north on Whitewater Canyon Rd. from I-10 freeway 537 Comment
  RSA593702  Filago gallica Steve Boyd, David E. Bramlet 1996-4-19 8624 Riverside San Jacinto Valley, ca 2 air miles NE of Winchester and 0.5 mi W of Ryan Airfield in the upper Salt Creek floodplain, at the N end of California Avenue, N of Stetson Avenue, W of the Metropolitan Water District canal. 457 Comment
  UCR134653  Filago gallica Mitch Provance 1998-4-9 404 Riverside Riverside, VABM 1031, Hill traditionally called 'Lionshead', or variously referred to as 'Challen Hill', located near the corner of Harrison St. and California Ave. in the Arlington area 259 Comment
  SEINET8547771  Forestiera neomexicana I. W. Clokey, C. B. Clokey, B. Templeton 1930-4-15 s.n. Riverside Gavilan Peak, Ravine bottom 550 Comment
  SFV2334  Fouquieria splendens F. R. Rickson 1961-3-24 s. n. Riverside About 4 miles west of Desert Center on Highway 60-70. 335 Comment
  PASA1847  Franseria dumosa R. Peirce 1966-4-21 Riverside 2 mi. W. of Windy Point, 2 mi. S. of White Water P.O. Comment
  RSA559330  Frasera parryi Steve Boyd, T. S. Ross 1992-5-15 7412 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero. 671 Comment
  UCR201430  Frasera parryi Scott D. White, Justin M. Wood 2008-6-17 12167 Riverside San Jacinto Mountains, Garner Valley, USFS Kenworthy Station 1402 Comment
  POM12925  Fremontodendron californicum Philip A. Munz 1922-6-24 5805 Riverside Pipe Creek, San Jacinto Mountains 1585 Comment
  UCD166240  Funastrum cynanchoides var. hartwegii Jack Major 1962-4-17 775 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
  SD258845  Funastrum hirtellum Sarah J. De Groot, Cheryl Sevilla 2016-3-16 7649 Riverside Mecca Hills, side road MC 093 from Little Box Canyon Road.Side canyon forking north from Little Box Canyon, east of Box Canyon. East side of Mecca Hills, eastnortheast of Mecca. 281 Comment
  SJSU11071  Funastrum hirtellum R. C. McGhee 1970-4-14 186 Riverside E base Coxcomb Mts at end of rd 2.3 mi W of junction with Desert Center-Rice Rd Comment
  UCR228166  Funastrum utahense Dave Silverman, Mark Bibbo 2010-3-31 7899 Riverside Sonoran (Colorado) Desert, southern McCoy Mtns, east bajada flank, 2.1 km west of Black Creek Rd, 6.5 km ENE of McCoy Peak and 6.6 km north of I-10 189 Comment
  UCR154463  Galium angustifolium Jason L. Hlebakos 2005-5-30 806 Riverside Peninsular Range, Durasno Valley, SE of Coahuilla Indian Reservation, c. 11 mi east of Bonnie Road, and c. 6 mi SSW of Anza 1402 Comment
  JEPS56066  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and G. L. Stebbins 1966-6-18 4247 Riverside Little Thomas Mountain Rd 1/2 mi w Spillway Creek; San Jacinto Mts. 1463 Comment
  POM367706  Galium angustifolium subsp. angustifolium M. M. Thompson 1947-6-9 C 2076 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  RSA523616  Galium angustifolium subsp. angustifolium L. T. Dempster 1962-4-17 1890 Riverside Whitewater Canyon, about1 mile below the Fish Hatchery. Comment
  SD186323  Galium angustifolium subsp. angustifolium Andy C. Sanders 2004-4-20 27526 Riverside Santa Rosa Plateau; 0.5 km west of Tenaja Road and north of the San Diego County line 640 Comment
  UC729540  Galium angustifolium subsp. gracillimum Carl B. Wolf 1932-5-24 3648 Riverside 1/2 mi below Fish Hatchery (n base of mts); San Jacinto Mts., Snow Creek Canyon 548 Comment
  JEPS54620 Image available Galium angustifolium subsp. jacinticum L. T. Dempster and G. L. Stebbins 1966-6-18 4244 Riverside 0.9 mi above junction with road to Pine Wood (Black Mountain road); San Jacinto Mts.; Black Mt. road, San Jacinto Mts., Riverside Co. 1981 Comment
  POM367815  Galium stellatum Christopher Davidson 1979-4-4 7718 Riverside Orocopia Mountains, E of Box Canyon on Box Canyon Rd., 15.1 miles E of Mecca. Dirt road to the SE. 579 Comment
  RSA643292  Gamochaeta pensylvanica R. D. Goeden, D. W. Ricker 1972-5-20 s.n. Riverside Riverside: UCR Campus, outside insectary buildings near Entomology. 341 Comment
  CLARK-A1528-2936  Garrya flavescens John C. Roos 1947-3-15 3336 Riverside San Jacinto Mountains 1066 Comment
  UCR91912  Garrya veatchii A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18121 Riverside San Bernardino Mtns, Morongo Indian Reservation, natural pond & bog at SE edge of Burro Flats 1100 Comment
  CDA5294  Gaura sinuata A. C. Sanders, T. B. Salvato 2001-5-24 24364 Riverside Perris-Aguanga Basin; Temecula, Long Canyon west of Del Rey Rd., along bottom of canyon W of junction of Av. Pina Colada Comment
  UCR10169  Gayophytum diffusum subsp. parviflorum R. Kniffen 1969-9-28 s.n. Riverside Santa Rosa Mtns, Toro Peak 2652 Comment
  RSA596936  Gazania linearis A. C. Sanders 1996-4-12 18027 Riverside Moreno Valley: old field/vacant lot on W side of Frederic St. between Eucalyptus and Myers 494 Comment
  HSC5681  Geraea canescens L. S. Rose 1967-12-20 67183 Riverside 6 mi. SE, of Thousand Palms 15 Comment
  JEPS33546  Geraea canescens W. L. Jepson and W. C. Mathews 1914-5-23 6052 Riverside Conchilla Desert Colorado Desert, Conchilla Desert 60 Comment
  UCD132580  Geraea canescens Richard Bates 1949-4-26 s.n. Riverside Cathedral City, southeast of Palm Springs. Comment
  RSA72288  Gilia angelensis F. W. Peirson 1922-5-19 4130 Riverside 5 miles northeast of Murrieta on road to Menifee Valley. 427 Comment
  UC128980  Gilia angelensis Geo. R. Hall 1906-1 Riverside Riverside Comment
  UCR116469  Gilia angelensis A. C. Sanders, T. B. Salvato 2001-3-30 23867 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
  HSC86989  Gilia capitata Maureen Pendleton 1988-2-15 Riverside 2 mi. NW of Alberhill on E side of Horsethief Canyon wash 381 Comment
  RSA278313  Gilia capitata subsp. abrotanifolia C. W. Tilforth 1979-5-18 1799 Riverside Alo Hwgy 243, 3.5 miles south of Banning at turn-off to Mt. Edna. Comment
  RSA741207  Gilia capitata subsp. abrotanifolia Scott D. White, Justin M. Wood 2008-5-15 11960 Riverside San Jacinto Mountains: Garner Valley, NW of Fobes Ranch Rd and NE of Hwy 74, valley bottom. 1357 Comment
  POM13097  Gilia diegensis P. A. Munz, I. M. Johnston 1922-5-20 5484 Riverside Kenworthy, San Jacinto Mountains 1402 Comment
  UCR110972  Gilia diegensis George K. Helmkamp 1998-6-27 4102 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
  RSA0054867  Gilia gilioides subsp. glutinosa Keith E. Hoffmaster 1937-6-6 780 Riverside San Jacinto Mts, along Palms to Pines road. Comment
  UCR103549  Gilia latifolia George K. Helmkamp, E. A. Helmkamp 1998-1-17 2533 Riverside Sonoran (Colorado) Desert, Box Canyon, NE of Mecca and 3.5 mi south of Shavers Well. 244 Comment
  UCR180231  Gilia latifolia Scott D. White, Pam Devries 2006-3-14 11259 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
  RSA673551  Gilia ochroleuca Scott D. White, Tasha La Doux 2000-4-20 7698 Riverside South of Hemet: Gibbel Flat in the Santa Rosa Hills. 610 Comment
  SD129478  Gilia ochroleuca Ed LaRue 1989-6-11 Riverside West side of Lakeview Mountains, ca. 1.0 mile southeast of town of Nuevo. 640 Comment
  CAS-BOT-BC407612  Gilia ochroleuca subsp. exilis Robert F. Thorne; F. R. Fosberg; M. Sachetti 1983-4-23 55471 Riverside San Bernardino Mts: Side-canyon on W side of Whitewater canyon, ca 3.3 mi N of Whitewater Post Office 624 Comment
  RSA0017099  Gilia ochroleuca subsp. exilis Scott D. White, Justin M. Wood 2008-6-18 12238 Riverside San Jacinto Mountains: Meadow N/W of Keen Camp Summit, S/W of hwy 79. 1402 Comment
  UC73634  Gilia ochroleuca subsp. exilis Miss M. A. King 1893-1 Riverside Menifee Comment
  UCR140891  Gilia ochroleuca subsp. exilis Virginia Moran 2003-3-26 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), NE of Wilson Valley Road and west of Wilson Creek 915 Comment
  HSC16979  Gilia scopulorum C. L. Hitchcock, C. V. Muhlick 1964-3-22 23268 Riverside W end of Pinto Basin, Joshua Tree National Monument. Comment
  JEPS119482  Gilia stellata Clark Cowan 1978-4-23 1176 Riverside ESE slope above San Jacinto tramway parking lot, Chino Canyon. Comment
  UC68776  Gilia stellata H. M. Hall May, 1905 6015 Riverside Cottonwood Springs Colorado Desert, Cottonwood Springs 670 Comment
Read comments Oct 9 2010
  UC908859  Gilia stellata Herbert L. Mason 1928-3-11 4249 Riverside along road between Indio and Palm Springs (Colorado Desert); , btw Indio and Palm Springs Comment
  UC937310  Gilia stellata I. W. Clokey 1935-4-17 6801 Riverside Cottonwood Springs Comment
  UCR18175  Gilia stellata A. C. Sanders 1978-4-1 516 Riverside Santa Rosa Mtns, Pinyon Flats area, east side of Sugarloaf Mountain above Highway 74 1220 Comment
  SD152893  Githopsis diffusa subsp. candida Steve Boyd, Tim Ross 1992-5-4 7178 Riverside Southern Santa Ana Mountains, Oak Flats area east of Verdugo Potrero. 730 Comment
  RSA653663  Glinus lotoides A. C. Sanders, Mitch Provance 1999-9-26 23111 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. S of Eden Hot Spr., [UTM 10km cell: 11S MH-9E, 4N. Mt. Rudolph] 433 Comment
  RSA659628  Glyceria striata J. C. Roos 1965-7-3 s.n. Riverside Dark Canyon, San jacinto Mtns. Comment
  POM358936  Gnaphalium californicum N. C. Cooper 1944-6-4 1367 Riverside Elsinore Mountain; Lookout at top. 1066 Comment
  RSA708178  Gnaphalium luteoalbum Scott D. White, Angelia Carey 2004-5-7 10322 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 549 Comment
  UCR162772  Gnaphalium luteoalbum S. J. Myers 2005-10-6 s.n. Riverside Perris-Aguanga Basin, Noble Creek near Hwy I-10 at San Timoteo Canyon Road/Oak Valley Parkway 762 Comment
  POM12920  Gnaphalium palustre P. A. Munz 1922-6-30 5919 Riverside Santa Rosa Mts.: Santa Rosa. 1981 Comment
  RSA719794  Gnaphalium palustre Naomi Fraga, Ilene Anderson, Mike Hamilton, Michael Wall, Gary Wallace 2006-9-7 1777 Riverside Mount San Jacinto State Park, Hidden Lake. 2652 Comment
  UCR112495  Gnaphalium palustre A. C. Sanders 1998-5-21 21868 Riverside Hemet, alkaline flats west of town, along Stetson Ave. west of Warren Rd. 457 Comment
  UCR157959  Gnaphalium palustre T. B. Salvato, A. C. Sanders 2005-5-17 918 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  RSA778251  Guillenia lasiophylla Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-30 918 Riverside East Mojave Desert region: McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 335 Comment
  UCR103456  Gutierrezia sarothrae Bern Schwenn 1998-9-27 s.n. Riverside Santa Rosa Mtns, San Bernardino National Forest, Cactus Spring Trail, where trail crosses Horsethief Creek 1341 Comment
  SEINET3859876  Haplopappus venetus A. C. Sanders, Donald L. Sanders 2010-11-28 38695 Riverside Peninsular Range; NW Gavilan Hills: Angel Canyon Falls, above Home Gardens at the western edge of Riverside, 4.8 km NW of Lake Mathews dam, above intersection of Lincoln St. & Indiana Ave.; 0 232 Comment
  UCR34963  Haplopappus venetus subsp. vernonioides L. B. Ziegler 1966-10-16 103 Riverside San Jacinto Valley/San Jacinto Mtns. Foothills, Soboba Indian Reservation 503 Comment
  RSA0066611  Harpagonella palmeri Steve Boyd, Tim Ross, Laurel Arnseth, Jaime Bonilla 1990-4-3 4060 Riverside Vail Lake area, summit of 'Big' Oak Mountain at E end. 793 Comment
  RSA0066628  Harpagonella palmeri Steve Boyd, Tim Ross, Laurel Arnseth 1989-4-1 3133 Riverside Vail Lake area, ridge-top of volcanic substrate w/clay soil, 2 mi W of dam, at edge of escarpment E of Pauba Valley. 518 Comment
  UCR163994  Helianthemum scoparium John F. Green 2005-11-2 s.n. Riverside Peninsular Range, Southern Santa Ana Mtns., Santa Rosa Plateau, La Cresta area, 2 miles NE of Squaw Mountain 640 Comment
  CDA6205  Helianthus annuus G. D. Barbe 1973-10-19 1733 a Riverside Marshburn Farms. Southeast corner of Van Buren and Road 62, west of Thermal. 0 Comment
  POM319674  Helianthus annuus subsp. lenticularis Patricia Wilder 1971-9-29 5270 Riverside Base of the San Jacinto Mountains, east of Hemet on north side of Valle Vista at north end of Fairview Street, north of Florida Street; at boundary of Soboba Indian Reservation. 518 Comment
  SBBG60918  Helianthus californicus R. Hoffmann 1929-9-7 Riverside San Jacinto Mtns 1828 Comment
  RSA707984  Heliotropium curassavicum Scott D. White, Angelia Carey 2004-5-7 10345 Riverside Indian Creek and adjacent foothills. 549 Comment
  CLARK-A1528-335  Heliotropium curassavicum subsp. oculatum Fred B. Essig 1966-5-2 Riverside Riverside Comment
  UCSB7391  Helminthotheca echioides Philbrick, Ralph 1954-10-24 Riverside 4 miles south of Chino Institute 213 Comment
  UC489018  Hemizonella minima C. V. Meyer 1929-6-16 761 Riverside Saunder's Meadow San Jacinto Mts. 1706 Comment
  RSA740916  Hemizonia mohavensis Scott D. White, Justin M. Wood 2008-7-10 12446 Riverside San Jacinto Mountains: Fobes Spring 1500 Comment
  RSA656543  Hemizonia paniculata A. C. Sanders 2000-5-25 23423 Riverside Menifee Valley; S of Newport Rd., N of Holland Rd. and E of Bradley Rd., 2 miles due east of Railroad Canyon Lake 439 Comment
  UCR127561  Hemizonia paniculata A. C. Sanders, T. B. Salvato 2003-5-21 26787 Riverside Elsinore Valley, Wildomar, old ranch parcel SE of Wesley St. and SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  UCR131799  Hemizonia paniculata Mitch Provance 1998-6-20 702 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
  UCR150559  Hemizonia paniculata Scott D. White 2003-12-1 9890 Riverside Santa Ana River Valley; city of Riverside; La Sierra area 244 Comment
  UCR148720  Hemizonia pungens subsp. laevis B. L. Jones 2003-5-29 s.n. Riverside Lake Elsinore area, just N of the intersection of Corydon Rd. and Grand Rd 393 Comment
  RSA550343  Hesperocallis undulata Walter Wisura, John Dolan, Michael Wall 1992-3-25 4645 Riverside Lowdesert: Chuckwalla Road, 14.3 miles E of Corn Spring Road. Comment
  RSA778492  Hesperocallis undulata Duncan S. Bell 2009-3-8 59 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
  UCR249831  Hesperocallis undulata T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7306 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
  RSA559353  Heterocodon rariflorum Steve Boyd, Timothy S. Ross 1992-5-15 7389 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero. 670 Comment
  RSA0075898  Heterotheca grandiflora Steve Boyd, T. S. Ross 1989-8-28 3799 Riverside Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east. 442 Comment
  UC729893  Heuchera hirsutissima Carl B. Wolf 1932-8-5 3977 Riverside San Jacinto Mts. summit of San Jacinto Peak; , summit of San Jacinto Peak 3293 Comment
  RSA0011484  Heuchera rubescens Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 4990 Riverside In Strawberry Creek below Strawberry Valley approximately 2.25 air miles southwest of Idyllwild. Comment
  UCR86195  Hibiscus denudatus A. C. Sanders 1995-5-23 17123 Riverside Sonoran (Colorado) Desert, Coachella Valley, alluvial fans below the Santa Rosa Mountains, near the mouth of Martinez Canyon, at end of 72nd Avenue 25 Comment
  POM48031  Hieracium horridum P. A. Munz, I. M. Johnston 1924-7-27 8740 Riverside Dark Canyon, San Jacinto Mountains. 2287 Comment
  SD185089  Hilaria rigida John F. Green 2005-2-2 Riverside 3.0 miles east of Desert Beach. 24 Comment
  SD224799  Hilaria rigida A. C. Sanders, K. Rose & D. Woodard 1995-3-22 16205 Riverside Coachella Valley: mouth of San Gorgonio Pass, alluvial fan just E of the mouth of Whitewater Canyon between Windy Point and I-10. 370 Comment
  SD258840  Hilaria rigida Sarah J. De Groot, Duncan S. Bell, LeRoy Gross 2016-2-17 7607 Riverside Santa Rosa Mountains; slide off east side of Martinez Mountain, north of Toro Canyon, south of La Quinta, southwest of Thermal and Coachella. 110 Comment
  UCR281907  Hilaria rigida A. C. Sanders, Jim Malusa 2017-9-21 43358 Riverside Sonoran (Colorado) Desert, northern boundary of Chocolate Mountains Aerial Gunnery Range along south side of Bradshaw Trail at large wash crossing 680 Comment
  SEINET10933655  Hilaria rigida David B. Dunn, Howard Brown; Elizabeth M. McClintock 1947-3-15 Dunn 2871 Riverside Pushawalla Canyon, Indio Hills. On dry plateau. Channel 1/2 mi NW. Comment
  LA45787  Hoffmannseggia microphylla Miss Halflaud; March 1925 6483 Riverside Palm Springs 0 Comment
  SD27950  Hoffmannseggia microphylla Carl B. Wolf 1932-4-26 2978 Riverside Colorado Desert, 5 miles east of Mecca, on Blythe Road, open sandy flat 29 Comment
  UCD105854  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
  SD152846  Hoita macrostachya Steve Boyd, Timm Ross, Dave Bramlet 1992-9-9 7669 Riverside Southern Santa Ana Mts, San Mateo Canyon Wilderness Area, upper San Mateo Cyn from junction of Tenaja Rd (7S01) & Los Alamos Rd (7S04) at confluence of Los Alamos Creek up the San Mateo Trail N to Potrero de la Cienega, about stream, top of Tenaja Falls 395 Comment
  SD193231  Holocarpha virgata subsp. elongata A. C. Sanders, Kelly Volansky 2005-8-31 31599 Riverside Santa Rosa Plateau, hills west of headwaters of De Luz Creek, ca. 0.5 mile north of Tenaja Rd. 671 Comment
  UCR21125  Hordeum depressum A. C. Sanders, Steve Boyd 1980-5-19 1495 Riverside San Jacinto Mtns, Garner Valley. Meadow west of Kenworthy Ranger Station. 1375 Comment
  UCR2475  Hordeum depressum F. M. Reed 1935-4-6 9310 Riverside San Jacinto River canyon, 5 miles south of Perris Comment
  RSA608534  Hordeum intercedens D. E. Bramlet 1996-5-4 2465 Riverside San Jacinto Wildlife Area. The site is at the entrance to Marsh A, approx. 15m from the southern levee of Pond No. 1. This locality is approx. 1.5 km northesat of the reserve entrance at Davis Road. 433 Comment
  UCR117386  Hordeum marinum A. C. Sanders, T. B. Salvato 2001-5-25 24392 Riverside San Jacinto Valley, west edge of Hemet, north side of Hwy 74 (Florida Ave.) at Warren Rd. 457 Comment
  JOTR35205  Hordeum murinum subsp. glaucum Harding, Mitzi, Tasya Herskovitz 2011-4-28 182 Riverside Joshua Tree National Park. Barker Dam, approx. 200m from trail head 1304 Comment
  RSA571293  Hordeum murinum subsp. leporinum Steve Boyd, Darin Banks 1994-4-5 8273 Riverside San Mateo Canyon Wilderness Area of the Cleveland National Forest, in the vicinity of Oak Flats east of Verdugo Potreto, along the Lucas Canyon Trail. 732 Comment
  UCR182858  Hordeum murinum subsp. leporinum Mitch Provance 2001-4-21 2976 E Riverside San Bernardino Valley, Sunnyslope, west side of Sierra Blvd., along sidewalk adjacent to the golf course 335 Comment
  UC114266  Horkelia clevelandii A. W. Anthony 1895-7-1 Riverside San Jacinto Mts. Comment
  LA47894  Hosackia crassifolia var. crassifolia Carl Epling; William Robison 1935-6-30 sn Riverside north fork San Jacinto River Comment
  UCR34976  Hulsea vestita subsp. callicarpha L. B. Ziegler 1972-5-29 466 Riverside San Jacinto Mtns., W slope along Hwy 74 1341 Comment
  POM361079  Hymenoclea salsola P. J. Remple 1942-3-1 s.n. Riverside Near Palm Springs. Comment
  POM113425  Hymenoxys cooperi J. B. Feudge 1926-5-9 1371 Riverside Keyes Ranch, Little San Bernardino Mts 1220 Comment
  POM254338  Hypochaeris glabra P. A. Munz 1941-5-18 16661 Riverside North end of Santa Rosa Ranch, Elsinore Mts. Comment
  UCR281526  Hypochaeris glabra Mitch Provance, Matt K. Beyers, John Hazlett 2017-3-30 317- 94 Riverside Temescal Valley, S of the 15 Fwy., 0.3 miles W of Hostettler Rd. 384 Comment
  HSC25950  Hyptis emoryi Richard Spjut 1972-1-6 2108 Riverside Colorado Desert, 6 mi. N on Eagle Mt. Rd. from jct. of I-10 305 Comment
  LA61824  Hyptis emoryi Elizabeth McClintock; L. Erickson 1937-11-6 sn Riverside Box Canyon 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
  UCR60821  Hyptis emoryi Steve Boyd, Orlando Mistretta 1986-3-13 1451 Riverside Sonoran (Colorado) Desert, West side of Palen Mountains, NE of Desert Center. Upper bajada at base of range 244 Comment
  RSA155458  Isocoma acradenia var. eremophila L. S. Rose 1961-11-23 61062 Riverside La Quinta. 15 Comment
  RSA772331  Isocoma acradenia var. eremophila Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4511 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA638870  Isocoma menziesii var. vernonioides Scott D. White 1998-10-9 7168 Riverside Corona, near Bedford Canyon: ''Joseph Canyon'' wash near a disused quarry. Site adjacent to housing tracts now under construction and proposed for same. 335 Comment
  UC55181  Isocoma menziesii var. vernonioides E. A. Zumbro 1902-10-1 257 Riverside Comment
  CSUSB714  Isomeris arborea var. angustata Elliott Helm 1975-5-23 Riverside Mojave Desert Mojave Desert, 16 miles north of 29 Palms, off highway 177 304 Comment
Read comments Aug 26 2014
  UCR172146  Iva axillaris A. C. Sanders 2006-5-11 32264 Riverside Warm Springs Valley, N edge of city of Lake Elsinore, 35 acre parcel south of the intersection of Collier Ave. and Riverside Dr., NE of Alberhill Crk., NW of Enterprise Way 389 Comment
  JEPS41097  Iva axillaris subsp. robustior W. L. Jepson and H. M. Hall 1901-5-27 1475 Riverside Cahuilla Valley w Riverside County, Cahuilla Valley Comment
  RSA0097765  Juglans californica Marc A. Baker, Michelle Cloud-Hughes 2015-7-7 18400 Riverside San Gorgonio River, 2 km south of Cabazon, 2.6 km NNW of Hurley Flat, 26 km WNW of central Palm Springs. 510 Comment
  UCR209195  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37141 Riverside Peninsular Range, Box Springs Mtns. Foothills, Riverside, eastern side of UCR Campus in canyon below botanical garden 335 Comment
  CAS-BOT-BC140653  Juglans hindsii A. C. Sanders; R. E. Riefner, Jr. 2009-8-11 37143 Riverside Peninsular Range: Box Springs Mtns. Foothills, Riverside 345 Comment
  RSA761983  Juncus Shawn Krosnick, C. Martinez, N. Fraga, L. McDade, et al. 2010-8-14 678 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UCD141347  Juncus balticus subsp. ater A. C. Sanders; O. F. Clarke 1991-6-10 11127 Riverside Upper Santa Ana River/San Bernardino Valley: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River. 238 Comment
  SEINET3150744  Juncus bufonius H. M. Hall 1904-5-10 4954 Riverside Fremont Park 244 Comment
Read comments Mar 15 2014
  UCR117312  Juncus bufonius A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 735 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR162937  Juncus bufonius Fred M. Roberts, D. E. Bramlet 2005-4-1 6150 Riverside Upper Salt Creek, W of Hemet, parcel between Devonshire and Florida, c. 0.2km N of Florida and 0.2km W San Diego Aquaduct; c. 2km NW Ryn Field 457 Comment
  UCR266499  Juncus bufonius Mitch Provance, Matt Amalong 2015-4-6 415- 15 Riverside Temecula/Murrieta Region, About 0.5 mile SW of Winchester, along Leon Rd., near its SW corner with Domenigoni Parkway 444 Comment
  UCR281096  Juncus bufonius Mitch Provance, Jeremiah George 2017-3-21 317- 05 Riverside Elsinore Trough, City of Lake Elsinore, E corner of Collier Ave. and 3rd St. 387 Comment
  JOTR35497  Juncus bufonius var. bufonius La Doux, Tasha, D. Shade, S. De Groot, N. Fraga, L. Washburn 2013-4-26 3185 Riverside Joshua Tree National Park. Little San Bernardino Mtns, Upper Smithwater Canyon, NW of Quail Mtn. (Biodiversity Hunt stop2) 1295 Comment
  UCR180060  Juncus bufonius var. congestus Mitch Provance 2005-5-18 9815 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
  RSA713779  Juncus dubius A. C. Sanders, Steve Boyd, J. S. Ross, Mitch Provance 1998-10-25 22274 Riverside Hwy 74, roadside seep ca. 2 miles below (west of) Mountain Center.11S NH-2E, 2N 1250 Comment
  RSA511037  Juncus luciensis Robert F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 51980 Riverside Santa Rosa Plateau: Mesa de Colorado 610 Comment
  RSA704867  Juncus mexicanus J. Russell Bruff 1934-6-19 549 Riverside Near Hemet Reservoir. Comment
Read comments Jul 29 2010
  CLARK-A1528-5053  Juncus phaeocephalus var. paniculatus John C. Roos 1948-5-15 3837 Riverside Eagle Mountains Comment
  RSA0103092  Juncus rugulosus Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8548 Riverside Santa Rosa Mountains; south of Cactus Spring Trail; in Horsethief Creek. 1064 Comment
  RSA559336  Juncus textilis Steve Boyd, Timothy S. Ross 1992-5-15 7406 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero. 671 Comment
  UCR116009  Juncus xiphioides A. C. Sanders, D. Bramlet, E. J. Lawlor, C. L. Sanders 2000-1-16 23302 Riverside Shipley-Skinner Reserve, Tucalota Creek at horse trail crossing east of Lake Skinner 457 Comment
  LA6549  Juniperus californica Harlan Lewis; 1939-10-22 1039 Riverside Santa Rosa Mountains, Pinyon Flats, Pines to Palms Highway 1219 Comment
  SD80105  Juniperus californica Nancy Ryan Zabriskie, Walter Zabriskie 1971-4-9 385 Riverside Santa Rosa Mountains, north slope, Deep Canyon, east side of water service road, about 1.5 miles south of Highway #74 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
  CAS-BOT-BC234603  Justicia californica Reid Moran 1941-5-5 855 Riverside Cottonwood Pass, Eagle Mts. Comment
  RSA313565  Justicia californica D. C. Michener 1979-3-11 3451 a Riverside Santa Rosa Mountains: Deep Canyon, near the mouth of Sheep Canyon. Comment
  RSA402296  Justicia californica Elbert Benjamine 1929-4-6 140 Riverside Box Canyon, Coachella Valley, Colorado Desert. Comment
  SFV5026  Justicia californica F. M. Ball 1964-1-4 n.s. Riverside Colorado Desert Wide bench on right side of Rt. 74 to Hemet, about 7 miles south of Palm Desert. 335 Comment
  UC1541520  Justicia californica H. E. and S. T. Parks 1940-2-12 24166 Riverside mouth of Santa Rosa Canyon (Palms to Pines Hwy.) 304 Comment
  UCR226787  Justicia californica Jim Andre 2011-2-9 15901 Riverside Sonoran (Colorado) Desert, Mecca Hills, along Box Canyon Road at upper end of gorge, c. 6 mi south southeast of the junction with Hwy I-10, c. 12 mi west of Chiriaco Summit 284 Comment
  SBBG44958  Justicia californica I. W. Clokey 1935-4-17 6888 Riverside Cottonwood Springs Comment
  CDA28517  Kallstroemia californica W. E. Henson Nov 1937 Riverside Blythe. 0 Comment
  JOTR38522  Kallstroemia californica Harding, Mitzi, Kipp Callahan 2012-8-27 291 Riverside Joshua Tree National Park. Pinto Basin, along southern edge of Pinto Mountains; along Old Dale Road, near Sunrise Mill Comment
  SEINET3071822  Kallstroemia californica Marc A. Baker, Michelle Cloud-Hughes 2011-12-18 17503 Riverside West of Palen Pass quadrangle, zone 11 0663470mE 3753470mN NAD83, Palen Valley, along Palen Pass Road, 17km west of Palen Pass, 67km WNW of Blythe, 27km NNE of Desert Center 175 Comment
  UCR242295  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 120 Comment
  RSA0104499  Kallstroemia parviflora Duncan S. Bell, Sarah DeGroot 2015-9-21 8645 Riverside Santa Rosa Mountains; north side of Asbestos Mountain, approximately 0.5 air mile east of Potrero Spring. 1147 Comment
  CAS-BOT-BC235494  Keckiella antirrhinoides A. C. Sanders 1998-2-19 21654 Riverside San Bernardino Mountains: mouth of Hathaway Canyon, Morongo Indian Reservation, east of Banning 793 Comment
  POM4283  Keckiella antirrhinoides Jenkins, Street 1917-5-30 s.n. Riverside San Jacinto River Canyon. Comment
  RSA424815  Keckiella antirrhinoides E. Crow 1929-3-17 189 Riverside Glen Ivy Hot Springs, Santa Ana Mts. Comment
  SEINET13768160  Keckiella antirrhinoides A. C. Sanders, G. Helmkamp 1997-3-15 19952 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 518 Comment
  UCR167829  Keckiella antirrhinoides T. B. Salvato, Melissa Clemons 2005-6-2 1333 Riverside Peninsular Range; Temescal Valley, Gavilan Hills, c. 0.5 mi SE of Steele Peak, 4 miles SW of Perris, and 6 miles NNE of Lake Elsinore, NW of Hwy 74 610 Comment
  RSA0018940  Keckiella antirrhinoides subsp. antirrhinoides N. R. Zabriskie 1970-3-28 250 Riverside Twin Pines Ranch Rd. east of Banning-Idyllwild Hwy, north slope San Jacinto Mtns. 1172 Comment
  LA209278  Keckiella antirrhinoides var. antirrhinoides L. Haines; L. Erickson 1937-4-9 sn Riverside Riverside-Hemet road near Winchester turnoff Comment
  JOTR31149  Keckiella antirrhinoides var. microphylla La Doux, Tasha 2009-6-3 1858 Riverside Joshua Tree National Park. (Stop 2): Little San Bernardino Mountains, Covington Flats Area, Covington Spring 1396 Comment
  NY790227  Keckiella cordifolia F. M. Reed 1928-6-18 6024 Riverside [Mane?] Street Cañon - south of Corona 548.6 Comment
Read comments May 1 2011
  POM21136  Keckiella rothrockii subsp. jacintensis Fordyce Griffiths Jr. 1908-07 s.n. Riverside Tahquitz Valley 2439 Comment
  UC38693  Koeleria macrantha H. M. Hall June, 1901 2131 Riverside hillsides of Coyote Canyon Santa Rosa Mountain; San Jacinto Mountains, , Coyote Canyon 1584 Comment
  SEINET10910278  Krameria J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12830 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then ca 1.3 km on Whitewater Canyon Road. Comment
  SD21520  Krameria bicolor Frank F. Gander 1938-5-21 5762 Riverside Shaver's Summit Comment
  CAS-BOT-BC43702  Krameria erecta L. R. Abrams 1926-3-26 11104 Riverside Between Edom and Garnet east of San Gargonio Pass Comment
  JOTR32650  Krameria erecta La Doux, Tasha, Bill Truesdell 2007-11-9 2518 Riverside Joshua Tree National Park. Eagle Mountains along south boundary of park; Mouth of canyon parallel to and east of Lost Palms Canyon (Stop 4) 649 Comment
  JOTR34066  Krameria erecta La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2963 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
  CLARK-A1528-3028  Krameria grayi Lawrence F. LaPre' 1969-5-11 44 Riverside Little San Bernardino Mountains Comment
  RSA774499  Krameria grayi Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4421 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 488 Comment
  RSA596115  Lactuca serriola D. L. Banks 1996-11-7 1198 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; At the end of the main road in the Reservation, at the spring on the northern fork of Pechanga Creek at the E end of the Reservation. 494 Comment
  RSA573433  Lagophylla ramosissima Steve Boyd, Tim Ross 1994-9-14 8342 Riverside Southern Santa Ana Mtns, San Mateo Canyon wilderness area of Cleveland National Forest, Southwestern edge of the Oak flat area, 0.5 miles S of Serrano Spring. 732 Comment
  UCR100038  Lamarckia aurea Scott D. White 1994-4-23 2047 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
  UCR174114  Lamarckia aurea A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32609 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
  UCR19162  Langloisia setosissima John C. Roos, Lucille Roos 1949-4-6 4148 Riverside Sonoran Desert, hills 10 mi east of Mecca along the All-American Canal Comment
  SD45175  Langloisia setosissima subsp. punctata Helen K. Sharsmith 1952-4-8 4053 Riverside Pinto Mountains near Meek Mine and ca. 2.5 miles beyond Mission Well. 579 Comment
  RSA796029  Langloisia setosissima subsp. setosissima Duncan S. Bell 2009-4-18 235 Riverside Arica Mountains; northeast of range, approximately 2.25 air miles southwest of the ghost town of Rice. 224 Comment
  CSUSB316  Larrea tridentata Frank Aubrey 1959-2-3 Riverside On gas pipe road, 1.8 miles east of junction with U.S. Highway 60, 8.2 miles east of Desert Center. Comment
  UCD107222  Larrea tridentata Marian L. Vincent; Richard H. Swade 1963-10-19 462 Riverside Snow Creek Road, 2 miles from its intersection with California State Hwy. 111. 365 Comment
  CAS-BOT-BC412766  Lastarriaea coriacea A. C. Sanders; T. B. Salvato 2000-5-25 23406 Riverside Menifee Valley: S of Newport Rd., N of Holland Rd. and E of Bradley Rd., 2 miles due east of Railroad Canyon Lake. 488 Comment
  UC218076  Lastarriaea coriacea P. A. Munz, I. M. Johnston 1922-5-19 5364 Riverside 5 mi ne of;' Murietta 457 Comment
  SEINET10479878  Lastarriaea coriacea James L. Reveal 1988-5-23 Reveal 6865 Riverside Along California Highway 75 at milepost 48, 3 miles east of Fairview Avenue in Valle Vista, on sandy granitic soil north of the highway and south of the San jacinto River, associated with Encelia and Eriogonum at about 2000 feet elevation. Sec. 10, T5S, R1E. 610 Comment
  CLARK-A1528-7804  Lasthenia coronaria John C. Roos 1938-4-4 1630 Riverside La Sierra Comment
  UCR114339  Lasthenia coronaria Mitch Provance 2000-4-8 2009 Riverside Jurupa Mountains, S extension of 'Rattlesnake Mt.', <100 m west of peak 1739. 518 Comment
  POM6006  Lasthenia glabrata subsp. coulteri P. A. Munz 1918-4-27 2159 Riverside Murrieta Comment
  UCR92695  Lasthenia glabrata subsp. coulteri A. C. Sanders, K. D. Jones, D. Malueg 1996-4-20 18045 Riverside San Jacinto Valley, San Jacinto River between Nuevo and Lakeview, from 11th to 13th Streets, E side of the river channel 433 Comment
  UC218251  Lasthenia gracilis P. A. Munz and I. M. Johnston 1922-3-20 5452 Riverside Hemet Valley San Jacinto Mts., Hemet Valley 1371 Comment
  UC30437  Lasthenia gracilis Geo. R. Hall 1901-3-17 Riverside Riverside Comment
  UCR94263  Lasthenia gracilis Scott D. White 1996-4-14 3896 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
  RSA651396  Lathyrus vestitus subsp. laetiflorus Sandy Gray 1981-5-15 27 Riverside Hwy 60 N. Beaumont Bogart State park. 792 Comment
  CLARK-A1528-1982  Layia platyglossa John C. Roos 1947-3-21 3364 Riverside Reche Canyon Comment
  RSA593885  Layia platyglossa Steve Boyd, David E. Bramlet 1996-4-19 8615 Riverside San Jacinto Valley, ca 2 air miles NE of Winchester and 0.5 mi W of Ryan Airfield in the upper Salt Creek floodplain, at the N end of California Avenue, N of Stetson Avenue, W of the Metropolitan Water District canal. 457 Comment
  SDSU17519  Layia platyglossa Jerry Jenkins 2001-4-3 2001 -030 Riverside Santa Margarita Ecological Reserve. Ravine south of S. M. River, UTM zone 6, 482400E, 3700400N. UTM transfered to GIS. Comment
  UC30603  Layia platyglossa Geo. R. Hall 1901-3-17 1670 Riverside near Riverside Comment
  UCR12202  Layia platyglossa S. W. Berthel 1971-5-27 s.n. Riverside Box Springs Mtns, Just above 'C' Comment
  POM30579  Layia platyglossa subsp. campestris Marcus E. Jones 1903-5-11 s.n. Riverside Banning. 701 Comment
  RSA12917  Layia platyglossa subsp. campestris C. B. Wolf 1935-4-7 6307 Riverside 2 mi. SW of Perris. 427 Comment
  RSA614129  Lepidium didymum D. L. Banks 1997-2-23 1296 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, south of Pechanga Road in the Reservation, north of Pechanga Creek, and east of the Pechanga Tribal Government Center. 367 Comment
  POM6614  Lepidium lasiocarpum P. A. Munz, L. T. Street, Williams 1919-3-25 2315 Riverside Palm Canyon. 243 Comment
  RSA0106698  Lepidium lasiocarpum Duncan S. Bell, Thomas Stoughton 2010-3-19 567 Riverside Central section of the Arica Mountains; within the Palen/McCoy Wilderness area; approximately 2.25 air miles west of Priest Well. 439 Comment
  RSA0107849  Lepidium lasiocarpum Duncan S. Bell, Amanda Turek 2009-3-30 167 Riverside Southeast section of the Arica Mountains; approximately 0.75 air mile west southwest of Priest Well. 332 Comment
  RSA692207  Lepidium lasiocarpum Scott D. White, Michael Honer 2003-5-14 9282 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (= Superior ) Gypsum Mine. 76 Comment
  UCR104029  Lepidium lasiocarpum George K. Helmkamp, E. A. Helmkamp 1998-2-18 2714 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; 0.3 mi south of Chuckwalla Rd. on Graham Pass Rd. 122 Comment
  POM98996  Lepidium lasiocarpum E. C. Jaeger 1926-3-20 s.n. Riverside Pinto Mts. 915 Comment
  CAS-BOT-BC89667  Lepidium lasiocarpum subsp. lasiocarpum John Thomas Howell 1928-3-25 3540 Riverside Colorado Desert. Painted Canyon. Comment
  UCR41357  Lepidium lasiocarpum subsp. lasiocarpum N. M. Fellows 1985-3-3 93 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
  POM134  Lepidium lasiocarpum var. lasiocarpum Robinson, Crocker 1916-4-3 s.n. Riverside Elsinore region. Comment
  UCR217801  Lepidium lasiocarpum var. lasiocarpum Jim Andre, T. La Doux 2010-2-28 12552 Riverside Lower Colorado River Valley, along Hwy 95 c. 25 miles north of Blythe, on east side of Big Maria Mountains, under radio tower 83 Comment
  UCR241768  Lepidium strictum A. C. Sanders 2013-4-9 40785 Riverside Peninsular Range; Perris-Aguanga Basin, Romoland, along SCE powerline route east of I-215, parallel to McLaughlin Rd., near intersection of McLaughlin and Dawson Rd., SE of Perris 439 Comment
  CLARK-A1045-92  Lepidium virginicum var. pubescens George K. Helmkamp 1978-4-27 Riverside San Jacinto Mountains originally ""at Deer Spring""; Lake Fulmor 7.5'Q Comment
  SDSU17495  Lepidium virginicum var. pubescens Jerry Jenkins 2001-3-31 2001 -017 Riverside Santa Margarita Ecological Reserve. Sandy path on east side of river, UTM zone 6, 481850E, 3699100N. UTM transfered to GIS. Comment
  UC10634  Lepidium virginicum var. pubescens Geo. F. Reinhardt Jun 1897 Riverside San Jacinto Mountains Comment
  UCR97684  Lepidium virginicum var. robinsonii A. C. Sanders, G. Helmkamp 1997-3-15 19924 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 549 Comment
  JEPS2496 Image available Lepidospartum squamatum W. L. Jepson 1914-5-18 6008 Riverside Pinyon Well; ; ; Pinon Well Comment
  UC1303164  Lepidospartum squamatum C. B. Wolf 1932-10-11 4269 Riverside mouth of Whitewater Wash 304 Comment
  UC952974 Image available Lepidospartum squamatum E. E. Schellenger 1904-10-15 Riverside Whitewater Wash Colorado Desert; Whitewater Wash, Colorado Desert Comment
  RSA522109  Leptochloa fusca subsp. uninervia Steve Boyd, Timothy S. Ross 1989-8-28 3802 Riverside Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east. 442 Comment
  RSA723303  Leptochloa fusca subsp. uninervia P. M. Peterson, D. R. Peterson 1989-9-22 8123 Riverside San Jacinto, 8.8 km W. of State Hwy 79 on Ramona Expressway towards Lakeview 500 Comment
  UCD64017  Leptochloa fusca subsp. uninervia Edward G. Wegenek 1970-8-24 - 955 Riverside s.e. Riverside County: Blythe area. Comment
  UCR2517  Leptochloa uninervia F. M. Reed 1918-10-13 4019 Riverside Menifee Valley 549 Comment
  UCSB26904  Leptosiphon floribundus subsp. glaber Wilken, Dieter 1969-6-30 Riverside Santa Rosa Springs, Santa Rosa Mountains 2377 Comment
  RSA339069  Leptosiphon lemmonii R. F. Thorne, C. W. Tilforth 1980-5-28 54241 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  RSA429763  Lesquerella kingii subsp. latifolia E. C. Yager 1922-04 718 Riverside Chuckwalla Bench Comment
Read comments Jun 1 2011
  UCR120206  Lessingia filaginifolia Mitch Provance 1998-3-5 194 Riverside Riverside, VABM 1031, Hill traditionally called 'Lionshead', but also referred to as 'Challen Hill', located near the corner of Harrison St. and California Ave. in the Arlington area 305 Comment
  SBBG118780  Lessingia glandulifera S. D. White 1999-7-9 7533 Riverside near Idyllwild Community Service District sewage ponds at terminus of USFS Rd 5S24.2; T5S R2E boundary of S15/22 1430 Comment
  UCR140895  Lessingia glandulifera var. glandulifera 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
  RSA388404  Leymus condensatus R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61183 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: Cole Canyon 535 Comment
  UC1532825  Linanthus liniflorus Robert F. Thorne, C. W. Tilforth, L. DeBuhr and E. Lathrop 1975-8-29 47303 Riverside Rancho California Santa Rosa Plateau, Mesa de Burro 609 Comment
  RSA134782  Linanthus maculatus Harlan Lewis 1952-4-5 s.n. Riverside Aquaduct Road, 5.2 miles south of Garnet Comment
  RSA678423  Linanthus parviflorus Michael Wall 2003-4-26 304 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
  UCR18064  Linanthus pygmaeus O. F. Clarke 1967-5-2 s.n. Riverside Pigeon Pass in the Box Springs Mtns behind UC Riverside campus 610 Comment
  POM13136  Linum lewisii P. A. Munz, D. M. Johnston 1922-5-20 5470 Riverside Kenworthy, San Jacinto Mts 1418 Comment
  RSA596528  Lobularia maritima D. L. Banks 1996-7-16 1131 Riverside NW Palomar Mountains; Agua Tibia Mountains; In the Vail Ranch Housing Development, N of the Pechanga Indian Reservation; At the W side of the intersection of Marge Place and Tehachapi Pass( N of Vail Ranch Road). 426 Comment
  SD8195  Loeflingia squarrosa Daniel Cleveland 1882-5-2 Riverside San Jacinto Plain. Comment
  UCR116962  Loeflingia squarrosa A. C. Sanders, T. B. Salvato 2001-5-3 24107 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  UCR174322  Loeflingia squarrosa A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32561 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
  RSA172223  Loeseliastrum schottii R. F. Thorne 1963-3-29 32387 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
  UC909105  Loeseliastrum schottii Herbert L. Mason 1928-3-11 4254 Riverside Palm Springs Comment
  RSA781176  Logfia arizonica D. Silverman, Onkar Singh 2010-3-25 7843 Riverside NW of Blythe, Palo Verde Mesa, 1.4 km east of Black Creek Road, 4.9 km west of McCoy Wash, and 8.8 km north of I-10 151 Comment
  UC1563039  Logfia arizonica Steve Boyd, Tim Ross, and Laurel Arnseth 1989-3-19 3043 Riverside 0.75 mi nw dam (s flank Oak Mountain); Vail Lake area 621 Comment
  UCR225141  Logfia arizonica Dave Silverman, Onkar Singh 2010-3-25 7843 Riverside Sonoran (Colorado) Desert, NW of Blythe, Palo Verde Mesa, 1.4 km east of Black Creek Rd, 4.9 km west of McCoy Wash, and 8.8 km north of I-10 151 Comment
  UCR78448  Logfia arizonica Scott D. White 1993-4-22 1266 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 489 Comment
  JOTR30926  Logfia depressa La Doux, Tasha, Bill Truesdell 2008-4-29 2601 Riverside Joshua Tree National Park. Little San Bernardino mountains, north end of Quail Mountain; Rocky side canyon above Johnny Lang Canyon (Stop 10) 1235 Comment
  UC170149  Logfia filaginoides Charlotte M. Wilder 1912-4-9 1300 Riverside ridge n Wilder's; Jurupa Hills Comment
  RSA511058  Lolium perenne Ed LaRue 1989-6-11 s.n. Riverside W side of Lakeview Mtns., ca. 1 mi SE of town on Nuevo. 640 Comment
  CLARK-A1528-4717  Lolium perenne subsp. multiflorum John C. Roos 1953-4-21 5915 Riverside March Air Force Base 457 Comment
  SEINET1869746  Lolium rigidum Walter Graves 2002-1 502 -15 Riverside Riverside: grown at U.C.R. in Agricultural Operations Fields. 305 Comment
  SD136936  Lomatium dasycarpum subsp. dasycarpum Steve Boyd, Tim Ross, Orlando Mistretta 1992-3-31 6740 Riverside Santa Ana Mountains, San Mateo Cyn Wilderness Area. Morgan Trail from Round Potrero west to junction with Tenaja Trail in north fork Bear Crk 669 Comment
  POM15040  Lomatium lucidum Mary F. Spencer 1922-4-25 s.n. Riverside Lamb Canyon Pass, Banning. Comment
  RSA526498  Lomatium lucidum Steve Boyd, Timothy S. Ross 1990-5-11 4693 Riverside Vail Lake area, N flank and summit of Wild Horse Peak in Agua Tibia Mtns, Cleveland Nat. Forest. 610 Comment
  SEINET4310261 Image available Lomatium lucidum J. C. Roos 1965-1 Riverside Sky Line Drive, S. of Corona, Santa Ana Mts. Comment
  UCR67364  Lomatium lucidum Steve Boyd, T. Ross, et al 1990-3-30 3952 Riverside Peninsular Range, Vail Lake area, saddle at N base of 'Big' Oak Mtn 734 Comment
  SEINET7073338  Lomatium utriculatum 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
  UCR120961  Lomatium utriculatum A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23888 Riverside Perris-Aguanga Basin region, Temecula, along east side of pipeline NE of Long Canyon, west of San Diego Aqueduct 381 Comment
  RSA769498  Lomatium vaginatum Justin M. Wood 2010-3-19 1430 Riverside Beaumont: Near Smith Creek, E of Sun Lakes off S Highland Home Rd. 747 Comment
  RSA643451  Lonicera subspicata A. C. Sanders 1995-11-26 17910 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga & Anza, S of Hwy 371. Small cyn crossing Spanish Spur Trail ca. 0.1 mi. N of Deer Spr. Trail, 0.2 mi N of Kearsarge Rd. NE/4 sec. 22. 1189 Comment
  SBBG69588  Lonicera subspicata var. denudata V. Duran 1933-7-3 3496 Riverside Vandeventer Flat 1524 Comment
  CAS-BOT-BC198548  Lotus W. P. Vestal; A. G. Vestal 1947-3-30 s.n. Riverside About 2 miles up San Jacinto Canyon. 518 Comment
  RSA90331  Lotus argophyllus subsp. decorus F. W. Peirson 1921-3-19 2367 Riverside Whitewater Point, head of Coachella Valley Comment
  POM46826  Lotus hamatus Mary F. Spencer 1920-3-29 1453 Riverside In desert sand near Tahquitz Canyon, Colorado Desert Comment
  RSA544375  Lotus hamatus Steve Boyd, T. S. Ross 1991-6-14 6390 Riverside Warm Springs Creek at NE end of Hogbacks ridge from Alamos Rd. S to confluence w/ Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Springs. Comment
  RSA678443  Lotus hamatus Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10499 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
  SEINET238655 Image available Lotus heermannii A. C. Sanders, T. Schram; D. Wappler 1994-10-4 15773 Riverside San Jacinto Mountains: north slope of the mtns.; Brown Creek drainage 0.3-0.5 mi. above confluence with Twin Pines Creek 915 Comment
  UCR20643  Lotus humistratus 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
  UCR208953  Lotus nevadensis var. nevadensis N. C. Cooper 1944-7-16 1561 Riverside San Jacinto Mtns., above Pine Cove 2073 Comment
  UCR23899  Lotus nevadensis var. nevadensis John C. Roos 1937-8-18 2541 Riverside San Jacinto Mtns., Near Willow Creek 2439 Comment
  POM2464  Lotus oblongifolius H. M. Hall 1901-07 2380 Riverside In the vicinity of Strawberry Valley. 1585 Comment
  UCR82615  Lotus purshianus A. C. Sanders, O. F. Clarke, M. Alexander 1994-1-1 14225 A Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  RSA498792  Lotus rigidus Jack Rempel 1934-3-3 s.n. Riverside Berdoo Canyon, Little San Bernardino Mts. 671 Comment
Read comments Aug 5 2015
  UC111311  Lotus rigidus S. B. Parish 1907-4-22 6147 Riverside w edge Colorado Desert; , Palm Canyon 200 Comment
  RSA727600  Lotus salsuginosus Naomi Fraga, Lisa Rojas 2005-2-10 1389 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 361 Comment
  SEINET2062419  Lotus salsuginosus B. Pitzer, L. LaPre 1987-3-2 434 Riverside Bundy Canyon, ca. 2.0 mi. SE of Lake Elsinore and 0.5 mi. N of Bundy Canyon Rd. off Raciti Rd. (Romoland 7.5' Quad 701 Comment
  RSA90380  Lotus salsuginosus var. brevivexillus F. W. Peirson 1927-4-12 7155 Riverside Painted canyon, near Mecca. Comment
  CLARK-A1703-68  Lotus scoparius William Horn, Jr. 1963-3-22 630322#1 Riverside Riverside 365 Comment
  RSA722993  Lotus scoparius M. Wall 2007-6-26 432 Riverside San Jacinto Valley, Bautista Creek wash off Bautista Canyon Rd. 3.0 miles SE of jct with Fairview Ave. 678 Comment
  RSA773118  Lotus scoparius Duncan S. Bell, Ryan Parker 2010-6-1 1229 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.1 air mile southeast of junction of Highway 74 and forest service road 5S15. 771 Comment
  POM1874  Lotus scoparius var. brevialatus H. M. Hall 1902-04 7473 Riverside Vicinity of Riverside 427 Comment
Read comments Aug 19 2010
  RSA498847  Lotus scoparius var. scoparius G. R. Johnstone 1934-3-27 18576 Riverside Near Wildomar. Inland route to Temecula. Comment
  IRVC26263  Lotus strigosus A. C. Sanders, D. Malueg 2003-5-8 26571 Riverside 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 Perris-Aguanga Basin region 396 Comment
  RSA314451  Lotus strigosus R. F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55447 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  RSA406364  Lotus strigosus J. D. Olmsted 1962-5-10 3640 Riverside Potrero country along S Divide truck trail, SE end of Santa Ana Mts., SSW of Lake Elsinore. 945 Comment
Read comments Apr 1 2011
  RSA583368  Lotus strigosus Steve Boyd, Darin Banks 1995-4-5 8430 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
  RSA757799  Lotus strigosus LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4288 Riverside From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W., Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  RSA775097  Lotus strigosus Duncan S. Bell, Amber Swanson 2011-2-18 2033 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
  SEINET4143177 Image available Lotus strigosus G. Rink, M. Honer, A. Karl, t. Thomas, M. Baker 2013-3-18 11871 Riverside About twelve miles west of Blythe, along the powerline west of the proposed Quartzite solar power plant 116 Comment
  UCR75098  Lotus tomentellus A. C. Sanders, E. J. Lawlor 1992-4-4 12089 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  UCR92489  Lotus tomentellus George K. Helmkamp 1995-3-16 s.n. Riverside Sonoran (Colorado) Desert, 5.6 mi NE of Desert Center on Rice Rd. 152 Comment
  RSA709869  Lotus unifoliolatus Scott D. White 2005-7-6 11157 Riverside San Gorgonio Pass: Cabazon. Toeslope of San Jacinto Mtns. and adjacent alluvial fan west of San Gorgonio River and south of I-10 Freeway. 579 Comment
  RSA90339  Lotus wrangelianus F. W. Peirson 1922-4-29 4081 Riverside Dripping Spring, Temecula River, southwestern Riverside Co. 457 Comment
  CLARK-A1528-666  Ludwigia peploides John C. Roos 1951-9-25 5250 Riverside Riverside 259 Comment
  UCR177641  Lupinus agardhianus S. J. Myers, John Green 2003-4-23 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1159 Comment
  GMDRC3713  Lupinus arizonicus J. Andre, T. La Doux 2009-2-25 11160 Riverside Granite Mountains: Upper Granite Cove at pass to Sunset Cove, UC Granite Mountains Desert Research Center. USGS 7.5 minute Quad: Bighorn Basin 34 deg. 47.001' N 115 deg. 39.719' W. Elev. 4329 ft. 414 Comment
  JEPS65447  Lupinus arizonicus Mary Beal 1941-4-6 858 Riverside Painted Canyon Mojave Desert, Mecca Hills, Coachella Valley Comment
  RSA748592  Lupinus arizonicus Scott D. White, Justin M. Wood 2009-4-28 12612 Riverside Little San Bernardino Mountains: City of Desert Hot Springs, Proposed development N of Pierson Blvd and E of Verbena Dr. Comment
  RSA749948  Lupinus arizonicus Justin M. Wood 2009-3-26 415 Riverside Thousand Palms, Under Edison powerlines, near intersection of 30th Ave and Via Las Palmas. 61 Comment
  RSA778226  Lupinus arizonicus Duncan S. Bell 2009-3-7 31 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
  RSA792482  Lupinus arizonicus Justin M. Wood, Dustin Ray 2011-4-28 3844 Riverside Sonoran Desert: Chuckwalla Valley; Eagle Mountain Road, 2.8 miles west of Desert Center and 0.9 miles north of I-10. 312 Comment
  UC195032  Lupinus arizonicus Joseph Grinnell 1910-3-17 Riverside Riverside Mt.; Colorado River, Riverside Mt. Comment
  UCR148318  Lupinus arizonicus John F. Green 2005-1-12 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  UCR166873  Lupinus arizonicus Chet McGaugh 2005-1-27 s.n. Riverside Sonoran (Colorado) Desert, E of Salton Sea, along Coachella Canal between siphons 26-27 NE of Dos Palmas Spring 24 Comment
  UCR88117  Lupinus arizonicus A. C. Sanders, G. Nuhn 1995-4-20 16591 Riverside Sonoran (Colorado) Desert, Coachella Valley, near Fan Hill, NE of Dillon Road on an abandoned road, below Little San Bernardino Mtns. NE of 1000 Palms 549 Comment
  RSA718299  Lupinus arizonicus Michael Honer, L. Hulse 2004-4-2 1880 Riverside East Wide Canyon; near MWD aqueduct, appx 2 mi. N of Dillon Rd. 488 Comment
  SEINET6180880  Lupinus arizonicus subsp. arizonicus Noel H. Holmgren, Patricia K. Holmgren; Ruth E. Kern 1973-3-21 6423 Riverside Big Maria Mountains, 12 airline miles north of downtown Blythe.; 0 290 Comment
  POM350005  Lupinus bicolor Ora M. Clark 1929-2-23 1526 Riverside South of Cabazon Comment
Read comments Mar 13 2011
  SEINET7063242 Image available Lupinus bicolor A. G. Vestal 1963-5-19 s.n. Riverside About 5.5 miles southwest of Cahuilla on Route 371 [Cahuilla Road]. UTM Zone 11, 515481mE, 3705072mN. (WGS84/NAD83). 887 Comment
  UCR4176  Lupinus bicolor R. H. Sauer 1965-4-3 s.n. Riverside Peninsular Range, Riverside, south side of Big Springs Road, c. 500 feet from the east end of the street; west foot of Box Springs Mtns. 396 Comment
  SEINET8041006  Lupinus bicolor Unknown 442 Riverside Riverside Comment
  RSA593978  Lupinus bicolor subsp. microphyllus D. L. Banks, Elizabeth Hedge Banks 1996-5-2 0964 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, approximately 20 m N of the gate to the University of California-Emerson Oaks Reserve, at the junction with the road to the local golf course. 426 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
  UCR21951  Lupinus bicolor subsp. microphyllus Steve Boyd 1980-5-11 242 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  RSA0121052  Lupinus concinnus Duncan S. Bell, LeRoy Gross 2016-3-29 9114 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5 air miles southeast of the summit of Martinez Mountain. 686 Comment
  SD227816  Lupinus concinnus Andrew C. Sanders 1994-5-29 14565 Riverside San Bernardino Mountains: lower Millard Canyon, at first stream crossing on FS Road 2S05 850 Comment
  UCR164571  Lupinus concinnus S. J. Myers 2001-4-18 s.n. Riverside San Jacinto Mtns., Bautista Canyon near Tripp Flats Rd. 1183 Comment
  UCR179204  Lupinus concinnus Mitch Provance, Tracy Tennant 1998-6-16 MOR- 386 Riverside San Bernardino Mtns., Morongo Indian Reservation, 0.5 mi. north of junction of East Branch and Millard Canyon 1220 Comment
  UCR16231  Lupinus concinnus subsp. optatus C. Bahre 1970-4-30 s.n. Riverside San Jacinto Mtns., North Fork of San Jacinto River 1524 Comment
  SEINET10485079  Lupinus concinnus subsp. optatus August J. Breitung 1953-6-13 Breitung 15566 Riverside Idyllwild. San bernardino national forest, san jacinto mts. Keel almost Straight, not ciliate. 1646 Comment
  POM97117  Lupinus densiflorus var. lacteus P. A. Munz 1925-5-20 9841 Riverside East of Dripping Springs. 518 Comment
  LA205059  Lupinus excubitus var. austromontanus Norman C. Cooper; 1944-6-17 2006 Riverside San Jacinto Mountains, above Banning 1219 Comment
  JOTR16693  Lupinus excubitus var. hallii Vanderspek & Youse 1964-4-17 64503 Riverside Joshua Tree National Park. Comment
  POM2519  Lupinus excubitus var. hallii I. M. Johnston 1918-4-27 1869 Riverside near Elsinore 396 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
  RSA91207  Lupinus excubitus var. hallii F. W. Peirson 1922-4-28 2947 Riverside Leach Canyon Near Lake Elsinore. 549 Comment
  POM11039  Lupinus formosus H. M. Hall 1901-06 2214 Riverside Onstatts Valley 1524 Comment
  RSA519402  Lupinus formosus Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  SEINET10485372  Lupinus formosus Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-15 Conrad 7139 Riverside scattered yellow pine at margin of large valley, 5.9 mi se of jct of idlewild Rd and hwy 74 on 74. 1341 Comment
  UC1542843  Lupinus formosus D. B. Dunn, Conrad and Kenney 1973-6-15 20769 Riverside gas station on the sw corner at the Jct of Hwy 74 and 71 1432 Comment
Read comments May 24 2012
  UC1713285  Lupinus formosus C. V. Meyer June 1927 175 Riverside Dark Canyon; San Jacinto Mts., Dark Canyon 1828 Comment
  UC489013  Lupinus formosus C. V. Meyer 1929-6-18 773 Riverside Hemet Valley; San Jacinto Mts., Hemet Valley 1341 Comment
  UCR176927  Lupinus hirsutissimus Tracy Tennant, Jeffrey Ross 1998-3-10 MOR- 1103 Riverside San Bernardino Mtns., Morongo Indian Reservation, Potrero Canyon 1037 Comment
  UCR92533  Lupinus hirsutissimus Scott D. White 1995-8-23 3583 Riverside San Jacinto Valley, San Jacinto River, just north of City of San Jacinto boundary, c. 1 mi SE of bridge at State Street 463 Comment
  RSA91190  Lupinus hyacinthinus F. W. Peirson 1938-5-30 12412 Riverside Thomas Mountain, Hemet Valley. 1402 Comment
  JEPS65269  Lupinus latifolius var. parishii W. L. Jepson 1903-8-6 2276 Riverside Dark Canyon San Jacinto Mt. (San Jacinto Mt.); , Dark Canyon 1524 Comment
  RSA560409  Lupinus longifolius Steve D. Boyd 1992-4-15 6881 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  RSA619547  Lupinus microcarpus D. L. Banks 1997-5-5 1996 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
  UCR169472  Lupinus microcarpus John F. Green 2005-4-28 s.n. Riverside Peninsular Range; Southern Santa Ana Mtns., Santa Rosa Plateau, hills on the south side of Tenaja Rd., between Squaw Mtn. and DeLuz Creek 655 Comment
  UC1979609  Lupinus microcarpus var. densiflorus D. L Banks, Steve Boyd 1995-5-17 0441 Riverside NW Palomar Mountains; Cleveland National Forest, N of the Agua Tibia Wilderness Area; N face of Agua Tibia Mtn., lower Arroyo Seco; S of the Dripping Springs Campground, W of the Dripping Springs Trail. Comment
  SD133084  Lupinus microcarpus var. microcarpus Scott White 1991-5-13 91 86 Riverside Highway 79, immediately west of U.S. Forest Service Campground at Dripping Springs 548 Comment
  UC129482  Lupinus shockleyi H. M. Hall Apr. 1905 5762 Riverside Palm Springs; Colorado Desert, Palm Springs 152 Comment
  JEPS29312  Lupinus sparsiflorus Rimo Bacigalupi and L. Heckard 1962-3-25 8408 Riverside lower slopes Estelle Mountain (along state highway 71 near junction of road to Warm Springs Valley); Lower slopes of Estelle Mountain 335 Comment
  JOTR30920  Lupinus sparsiflorus La Doux, Tasha, Bill Truesdell 2008-4-29 2596 Riverside Joshua Tree National Park. Little San Bernardino mountains, north end of Quail Mountain; Steep rocky slopes above side canyon, south of Johnny Lang Canyon (Stop 8) 1219 Comment
  SDSU5009  Lupinus sparsiflorus Thomas A. Zink 1971-5-1 Riverside Sides about 1/2 mile south of Gorman on Gorman Post Road. 1250 Comment
Read comments Jun 8 2013
  UC126990  Lupinus sparsiflorus Mrs. Gregory 1890-1 Riverside San Jacinto Comment
  UCR137689  Lupinus sparsiflorus D. L. Banks, V. W. Steinmann 1997-3-13 1486 Riverside NW Palomar Mtns, Agua Tibia Mtns, Vail Lake area, N and just south of Hwy 79; hills (burned in the Vail fire of May 1996) east of the Dripping Springs alcove and west of Vail Lake Marina Rd 549 Comment
  UCR241254  Lupinus sparsiflorus T. B. Salvato, Tracy Tennant 1998-4-16 MOR- 1204 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Potrero Canyon about 1 mile above locked gate, east side of road near old corrals, tree stand P-03 976 Comment
  RSA701655  Lupinus sparsiflorus var. arizonicus Keith E. Hoffmaster 1935-3-31 s.n. Riverside Palm Springs Comment
Read comments Aug 27 2011
  RSA556492  Lupinus succulentus Julie Greene 1993-3-13 1068 Riverside On the berm between the western ponds. 441 Comment
  SD133082  Lupinus truncatus Scott White 1991-5-10 91 148 Riverside Highway 79, immediately west of U. S. Forest Service Campground at Dripping Springs. 548 Comment
  SFV9217  Lupinus truncatus J. H. Lane 1972-4-9 66 Riverside Pauba Valley in vicinity of Temecula. Highway 71, 1 road mile west of junction of Highway 395 and Highway 71. Slope of low hills to east of road. Comment
  UCR138827  Lupinus truncatus D. L. Banks 1997-2-23 1311 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation, north of Pechanga Rd. and south of Anza Rd., just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire 460 Comment
  POM13933  Lycium andersonii Philip A. Munz 1922-3-12 4710 Riverside Andreas Canyon, Palm Springs. [Santa Rosa Mtns., W margin Colorado Des -SW] Comment
  POM179062  Lycium andersonii R. H. Peebles, H. F. Loomis 156 -C Riverside Monsen Canyon, Eagle Mts. Corollas Desert. Comment
Read comments Nov 22 2011
  RSA543145  Lycium andersonii Steve D. Boyd, Tim S. Ross, Mike Hammitt 1991-5-2 6108 Riverside Vail Lake region, SW and W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  SEINET3005044  Lycium andersonii G. Rink 2011-4-25 10480 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe, desert pavement 118 Comment
  UCR19427  Lycium andersonii Carl Epling, George H. Lewis 1941-5-2 s.n. Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mountains Comment
  UCR216218  Lycium andersonii Jim Andre, T. La Doux 2009-2-25 10893 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains; c. 0.5 mi. south of I-10 freeway at Eagle Mountain Road exit 414 Comment
  CAS-BOT-BC231497  Lycium torreyi Ivan Johnston 1917-4-4 1035 Riverside Palm Canyon 274 Comment
  RSA775918  Lycium torreyi Duncan S. Bell, Amanda Turek 2010-4-10 812 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  SDSU21789  Lythrum hyssopifolia Michael G. Simpson, Laura Benedict, Zack Principe, Lee Ripma, Nuri Benet-Pierce, Andy Siekkinen 2016-5-7 3989 Riverside Santa Rosa Plateau Ecological Reserve. Across street from vernal pool trail, ca. 4 miles north on road from Visitor's Center. 636 Comment
  UCR117380  Lythrum hyssopifolia A. C. Sanders, T. B. Salvato 2001-5-25 24387 Riverside San Jacinto Valley, west edge of Hemet, north side of Hwy 74 (Florida Ave.) at Warren Rd. 457 Comment
  RSA587575  Madia exigua D. L. Banks, S. D. Boyd 1995-6-2 0574 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of N peak of Agua Tibia Mountain; On the Woodchuck Trail N of the Riverside County boundary, in the clay grasslands in section 32, W of the Dripping Springs Alcove Area. 890 Comment
  RSA619542  Madia gracilis D. L. Banks 1997-5-5 1991 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. East of where the road crosses to the southern bank of the south fork of Pechanga Creek. 427 Comment
  UCR256788  Malacothamnus fasciculatus T. B. Salvato, Matthew Malle 2013-5-20 7571 Riverside Perris-Aguanga Basin, Menifee, east of Railroad Canyon and west of Hyw I-215. Murrieta Road between Newport Road and La Piedra Road 454 Comment
  RSA0087579  Malacothamnus fasciculatus N. C. Cooper 1944-7-15 1591 Riverside Palms to Pines Highway, San Jacinto Mountains. 1280 Comment
  CAS-BOT-BC347704  Malacothrix glabrata Marcus E. Jones 1917-4-23 s.n. Riverside Mohave Comment
  GMDRC9809  Malacothrix glabrata J. M. Andre 2017-3-1 38030 Riverside Chuckwalla Bench: along Red Cloud Rd, 2.5 mi. SSE of junction Interstate 10, between Orocopia and Chuckwalla Mtns 473 Comment
  UC1287018  Malacothrix glabrata C. L. Hitchcock 1966-3-21 24329 Riverside about 15 mi s Rice (on dirt road to Blythe) Comment
  UCR42810  Malacothrix glabrata A. C. Sanders, B. Parfitt, R. Anthony 1986-4-19 6457 B Riverside Peninsular Range, Temescal Wash just below Lee Lake [Corona Lake], 5 mi NW of Alberhill 366 Comment
  CAS-BOT-BC348026  Malacothrix stebbinsii Carl B. Wolf 1941-4-28 10092 Riverside Mojave Desert. S. base of Old Dad-Granite Mt. Range. Mouth of Willow Spring Canyon 1219 Comment
  IRVC26137  Malus sylvestris O. F. Clarke 1968-10-3 s.n. Riverside University of California, Riverside Comment
  CAS-BOT-BC56804  Mammillaria grahamii Roxana S. Ferris 1928-4-20 7186 Riverside Field redacted by CAS, contact the data manager for more information Comment
  RSA441206  Marah macrocarpa Ora M. Clark 1929-2-23 1534 Riverside Cabazon, Colorado Desert Comment
Read comments Mar 13 2011
  UC1287111  Marina parryi C. L. Hitchcock 1966-3-21 24327 Riverside 20 mi sw Blythe; Mule Mts. Comment
  UCSB59678  Marina parryi Boyd, Steve; Meury, S.; Noyes, R. 1988-3-10 Riverside N end Palen Mtns., 2 mi. west of Palen Pass 300 Comment
  RSA96892  Marina parryi E. K. Balls 1954-6-18 19536 Riverside Along U.S Hwy 60-70 near Hayfields. Comment
  CLARK-A1528-1322  Marrubium vulgare Charles S. Papp 1964-5-3 458 Riverside Riverside Comment
  UC1523645  Marsilea vestita Robert F. Thorne, Steve Boyd and Earl Lathrop 1985-7-18 61175 Riverside Santa Rosa Plateau, Nature Conservancy Reserve, along Cole Canyon 533 Comment
  UC595067  Marsilea vestita subsp. vestita Philip A. Munz 1927-5-20 10800 Riverside Murietta Hot Springs Comment
  RSA0045154  Matricaria occidentalis Andrew Haimov, April Sleigh 1992-5-5 79 Riverside 1 1/2 miles east of Davis Road. 2 miles north of Ramona Expressway, San Jacinto Wildlife Area. Comment
  SEINET7106389  Matthiola incana N. Duane Atwood 1993-3-28 17719 Riverside Bolsa Chica Ecological Reserve, California Dept. of Fish and Game.; 0 Comment
  SD152791  Meconella denticulata Steve Boyd, Carol Boyd and Kyle Boyd 1992-3-21 6735 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area; Tenaja Canyon, along trail from wilderness boundary downstream towards Fisherman's Camp. 366 Comment
  RSA708071  Medicago polymorpha Scott D. White, Angelia Carey 2004-4-16 10176 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 549 Comment
  UCR172151  Melia azedarach A. C. Sanders 2006-5-11 32269 Riverside Warm Springs Valley, N edge of city of Lake Elsinore, 35 acre parcel south of the intersection of Collier Ave. and Riverside Dr., NE of Alberhill Crk., NW of Enterprise Way 389 Comment
  JEPS76204  Melica imperfecta W. L. Jepson 1939-4-17 19129 Riverside near Twin Springs (n end of Temescal Canyon); Temescal Canyon 274 Comment
  RSA496567  Melica imperfecta Bill Wagner 1988-4-5 s.n. Riverside Approx. 1.5 miles NW of the community of Murrieta. South side of I-15 Fwy at the junction of Nutmeg Rd. 381 Comment
  SEINET244298 Image available Melica imperfecta A. C. Sanders, Mitch Provance; T. B. Salvato 2001-5-9 24212 Riverside Perris-Aguanga Basin; Hemet, SE of intersection of state St. and Gibbel Rd., small hill (1684 ft. at summit) at east end of Diamond Valley,1 mi SSW of Hemet Butte 500 Comment
  UCR121098  Melica imperfecta A. C. Sanders, Mark Elvin, M. S. Enright 2002-4-16 24981 Riverside The Badlands, Laborde Canyon and adjacent slopes and side canyons, 1 mile east of Mt. Eden, SW of Beaumont 610 Comment
  VVC233  Melilotus indicus F. Zaebst 1959-4-27 s.n. Riverside Canyon Crest Village 412 Comment
  RSA556497  Melilotus indicus Julie Greene 1993-4-3 1111 Riverside San Jacinto Wildlife Area; around pond #3. 442 Comment
  RSA601164  Mentha spicata Scott D. White 1996-8-15 4477 Riverside Strawberry Creek at Hwy 74 bridge. 884 Comment
  RSA735068  Mentha suaveolens Scott D. White, Angelia Carey 2004-6-4 10473 Riverside San Jacinto Mountain foothills: San Jacinto River wash and adjacent alluv. benches, near Indian Creek confluence. 503 Comment
  JOTR35453  Mentzelia albicaulis Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 57 Riverside Joshua Tree National Park. Little San Bernardino Mtns. W of Juniper Flats (stop3) Comment
  JOTR35486  Mentzelia albicaulis La Doux, Tasha, D. Shade, S. De Groot, N. Fraga, L. Washburn 2013-4-26 3174 Riverside Joshua Tree National Park. Little San Bernardino Mtns, below Lower Covington Flats, W of Smithwater Canyon,(Biodiversity Hunt stop1) 1341 Comment
  CLARK-A1528-606  Mentzelia involucrata Shirley Hill 1963-3-23 630323-3 Riverside Box Canyon Comment
  JOTR35063  Mentzelia involucrata La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3515 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
  RSA440419  Mentzelia involucrata H. C. Ackley 1926-02 s.n. Riverside Shavers Well, Colorado Desert. Comment
  RSA656535  Mentzelia involucrata A. C. Sanders 2000-4-25 23358 Riverside east side of the Coachella Canal between I-10 and Ave. 56 (Airport Rd.), 3 miles E of Thermal 15 Comment
  RSA784748  Mentzelia involucrata Duncan S. Bell 2012-2-12 3092 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  RSA0123778  Mentzelia jonesii Duncan S. Bell, LeRoy Gross 2016-3-10 8875 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
  UCR166209  Mentzelia jonesii A. C. Sanders, P. J. MacKay, M. Jacobsmyer, C. L. Sanders, et al 1995-3-5 15994 Riverside Sonoran (Colorado) Desert, Orocopia Mtns, Maniobra Valley, 1.6-3 mi. south of frontage road (old Hwy 60) along Interstate 10, S to edge of BLM wilderness 610 Comment
  SEINET10734759  Mentzelia laevicaulis J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12843 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then a few kilometers on Whitewater Canyon Road to where it comes closest to the river. Comment
  CAS-BOT-BC170850  Mentzelia veatchiana R. F. Hoover 1969-4-11 11212 Riverside Mouth of Morongo Valley Canyon Comment
  JOTR30138  Mentzelia veatchiana La Doux, Tasha 2008-2-4 1705 Riverside Joshua Tree National Park. Stop #1: Hexie Mtns./Porcupine Wash; open sandy wash near road heading to Cottonwood. 745 Comment
  UCD149865  Mentzelia veatchiana Harry George 1968-2-21 s.n. Riverside Joshua Tree National Monument. Comment
  RSA543947  Micropus californicus Steve Boyd, Orlando Mistretta 1991-5-9 6179 Riverside Santa Ana Mountains, lower flank of range along the Bedford Truck Trail on ridge between Bedford and McBribe Canyons. 549 Comment
  JEPS36154  Microseris douglasii subsp. douglasii S. B. Parish 1914-3-24 9079 Riverside Perris Comment
  RSA614099  Microseris douglasii subsp. douglasii A. C. Sanders, George K. Helmkamp 1997-3-15 19995 Riverside Lake Skinner, SE foot of Bachelor Mtn., just north of the lake. 500 Comment
  RSA95084  Microseris douglasii subsp. douglasii F. W. Peirson 1922-4-30 2952 Riverside Plains one mile west of Lakeview, San Jacinto Valley 427 Comment
  CAS-BOT-BC322631  Microseris douglasii subsp. platycarpha D. Bramlet 1995-4-26 2398 Riverside Lake Skinner County Park on south facing slope adjacent (N.) of the water tank maintenance road (road from BM 1487) approximately 671 m east of the entrance road and the road to Tucalota Creek 476 Comment
  POM13833  Microseris lindleyi P. A. Munz 1922-4-28 5029 Riverside Temescal Canyon. Comment
Read comments Apr 3 2011
  UCR112560  Microseris lindleyi A. C. Sanders 1998-3-17 21742 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, south of Hemet 343 Comment
  RSA95082  Microseris lindleyi F. W. Peirson 1921-3-22 2381 Riverside Murray Canyon, south side in canyon 457 Comment
  RSA192024  Microsteris gracilis subsp. gracilis E. W. Lathrop 1960-3-11 4656 Riverside 5 miles west of Murrieta. Comment
  SD186342  Mimetanthe pilosa T. B. Salvato 2005-6-23 1324 Riverside Temescal Valley: edge of a ditch in wet soil, 3 miles NW of Alberhill, Temescal Canyon Road at Corona (Lee) Lake 353 Comment
  RSA435492  Mimulus aurantiacus Bonnie C. Templeton 1930-4-5 s.n. Riverside Temecula Comment
Read comments Oct 2 2009
  UCR251870  Mimulus aurantiacus M. A. Voeltz 2014-5-25 s.n. Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon near Corona, Cleveland National Forest, Trabuco Ranger District 403 Comment
  RSA271860  Mimulus aurantiacus var. pubescens C. W. Tilforth 1978-4-30 1566 Riverside Low rounded hills east of Norco. Comment
  RSA114665  Mimulus aurantiacus var. puniceus Verne Grant 1955-6-1 9608 Riverside Ortega Summit of Santa Ana Mts. Chaparral, recently burned. 811 Comment
  UC1563089  Mimulus aurantiacus var. puniceus Steve Boyd 1986-3-1 1362 Riverside 1/4 mi s Harford Springs County Park; Gavilan Plateau, Gavilan Hills 640 Comment
  UCR138154  Mimulus aurantiacus var. puniceus D. L. Banks 1997-2-23 1305 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation, north of Pechanga Rd. and south of Anza Rd., just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire 460 Comment
  UCR230924  Mimulus aurantiacus var. puniceus T. B. Salvato, Richard Camacho 2011-6-12 5477 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
  UC68823  Mimulus brevipes Bertha E. Brittain 1905-5-30 Riverside near Riverside Comment
  RSA192072  Mimulus diffusus E. W. Lathrop 1960-4-15 4758 Riverside 14 miles west of Murrieta, in low valley pasture in Tenaja Canyon. 610 Comment
  RSA650608  Mimulus diffusus R. S. Woglum 1937-5-22 555 Riverside Santa Rosa Mountains, near Santa Rosa Indian Reservation. Comment
  LA209477  Mimulus fremontii Elizabeth McClintock; 1940-6-30 sn Riverside San Jacinto Mts., Between Fern Basin Camp and Marion Camp, Banning-Idyllwild road Comment
  UCR110924  Mimulus fremontii A. C. Sanders, Mitch Provance 1998-6-18 21985 Riverside Peninsular Range; San Jacinto Mtns., along Hwy 243 between Pine Cove and Stone Creek, c. 1 km north of Pine Cove 1860 Comment
  CSUSB890  Mimulus guttatus Mark T. Wexler 1973-5-13 Riverside Cleveland National Forest Cleveland National Forest, 0.7 miles west on Los Pinos Forestry Camp turnoff from State Highway 74 (5.29 miles from Orange County line). 609 Comment
  RSA714446  Mimulus guttatus T. B. Salvato, John Green 2004-5-27 602 Riverside Head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp. 1402 Comment
  UCR155834  Mimulus guttatus John F. Green 2005-5-4 s.n. Riverside Perris-Aguanga Region, SE corner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base 534 Comment
  UCR216241  Mimulus guttatus Oleg Pryadko 2008-5-2 052 Riverside San Bernardino Valley Region, western Riverside near Pedley, Hidden Valley Wildlife Area, c. 1200 ft. south of Clay St. and General Road, 1000 ft. east of Van Buren Blvd., north bank of Santa Ana River 208 Comment
  UCR68851  Mimulus palmeri Steve Boyd, T. S. Ross 1990-5-11 4635 Riverside Peninsular Range, Cleveland National Forest: Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground 610 Comment
  RSA559317  Mimulus pilosus Steve Boyd, Tim S. Ross, Dave Bramlet 1993-5-13 7371 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Wildhorse Canyon, from confluence with Los Alamos Canyon upstream approx. 1 mile 412 Comment
  UCR136200  Mimulus pilosus A. C. Sanders 2004-6-20 28220 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
  UCR167686  Mimulus pilosus T. B. Salvato, Melissa Clemons 2005-6-23 1295 Riverside Peninsular Range; Temescal Valley, Walker Canyon, 1.5 mi due east of Alberhill, N of Hwy I-15 412 Comment
  JEPS11002  Mimulus primuloides Carl V. Meyer 1928-7-31 602 Riverside Tahquitz Valley San Jacinto Mts. 2286 Comment
  CSUSB895  Mimulus puniceus David M. Peterson 1966-2-27 Riverside 9 miles southwest of Murrieta 609 Comment
  UCSB56464  Minuartia douglasii Boyd, Steve 1986-4-22 Riverside Temescal Canyon; terrace escarpment E side of Indian Wash; S of I-15 Comment
  CAS-BOT-BC174764  Minuartia nuttallii var. gracilis George Robertson 21 Riverside Near Summit of Grayback near Redlands Comment
Read comments Sep 3 2017
  UCR51974  Mirabilis bigelovii Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, et al. 1988-3-10 2112 Riverside Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass 300 Comment
  JOTR30299  Mirabilis bigelovii var. bigelovii La Doux, Tasha, Jim Andre 2007-9-6 133 Riverside Joshua Tree National Park. On dirt road to Lost Horse Ranger Station, below Hemingway Buttress 1236 Comment
  HSC34753  Mirabilis laevis R. E. Cooksey Mar 1974 204 Riverside San Bernardino Mtns. White Water canyon 305 Comment
  UCR182994  Mirabilis laevis Mitch Provance 2003-5-5 4419 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  HSC86981  Mirabilis laevis var. crassifolia B. Pitzer, A. C. Sanders 1987-4-21 500 Riverside Box Spring Mtns. near S radio towers 793 Comment
  CAS-BOT-BC434830  Mirabilis laevis var. retrorsa John Thomas Howell 1928-3-11 3416 Riverside Morongo Canon [Canyon], n. Colorado Desert 609 Comment
  POM754  Mirabilis laevis var. villosa I. M. Johnston 1917-4-4 s.n. Riverside Mouth of Andreas Canyon. 244 Comment
  SD216505  Mirabilis multiflora Jay B. Walker 1995-5-4 1413 Riverside San Bernardino National Forest. Highway 74, 3 kilometers east of junction with Santa Rosa Mountain Road. 1399 Comment
  CAS-BOT-BC229627  Mirabilis tenuiloba J. Ewan 1931-2-23 4036 Riverside Devils Canyon above Coral Reef Ranch Comment
  POM4440  Mohavea confertiflora H. M. Hall 1905-4-16 5778 Riverside Canyon near Indio Mt. in the Colorado Desert, Lower Sonoran Zone, 150 Comment
  UCD124029  Mohavea confertiflora C. W. Tilforth 1967-2-12 108 Riverside Painted Canyon, east of Mecca. Colorado Desert. Comment
  UCR22484  Mohavea confertiflora C. S. Jones 1979-3-27 48 Riverside Sonoran (Colorado) Desert, in SE facing canyon about 300 yards from unnamed dirt road approximately 5 mi. north of I-10, 4 mi. west of Desert Center 427 Comment
  UCR244865  Mohavea confertiflora Jim Andre 2012-3-19 21377 Riverside Sonoran (Colorado) Desert, Palen Mountains, along Palen Pass Rd at Palen Pass 383 Comment
  UCR51935  Mohavea confertiflora Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2118 Riverside Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass 300 Comment
  SEINET10548354  Mohavea confertiflora David B. Dunn 2015-1 Dunn 2052 Riverside Collected on dry plateau in vicinity of Pushawalla Canyon, Indio Hills. Comment
  RSA683914  Mollugo cerviana Michael Denslow 2003-9-13 1548 Riverside Shavers Valley; I-10 at Mecca Exit, Box Springs Road. 470 Comment
  UC25504  Monardella australis subsp. australis H. M. Hall July, 1901 2486 Riverside Tamarack Valley San Jacinto Mountains 2804 Comment
  UC729900  Monardella australis subsp. australis Carl B. Wolf 1932-8-5 3964 Riverside on trail from Tahquitz Valley to San Jacinto Peak (100 yds. beyond first real wet meadow on trail, head of fork of creek); San Jacinto Mts., Tahquitz Creek 2743 Comment
  SD232269  Monardella linoides subsp. linoides Scott D. White, Justin M. Wood 2008-7-10 12457 Riverside San Jacinto Mountains: Fobes Spring 1500 Comment
  UC1618123  Monardella macrantha Donald G. Nelson 1936-5-22 396 Riverside Pines to Palms Hwy. near base of Santa Rosa Mts. Comment
  RSA0124007  Monardella nana Duncan S. Bell, Thomas Stoughton 2016-4-13 9244 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; on the western slopes of Martinez Mountain. 1548 Comment
  UC1499885  Monardella nana Elizabeth McClintock 1941-5-31 47 Riverside 5 1/2 miles from turn off to Anza Monument Comment
  POM307236  Monardella nana subsp. arida Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2112 Riverside Santa Rosa Mountains. Comment
  RSA750278  Monardella nana subsp. arida Elizabeth McClintock, H. Lewis 1941-6-29 79 Riverside Road up Santa Rosa Mt. 4.5 miles beyond canyon where stream crosses road. Comment
  RSA750389  Monardella nana subsp. arida C. Epling 1941-6-5 s.n. Riverside 1.2 miles below Ribbonwood. Pines to Palms Highway. Comment
  UCR13959  Monardella nana subsp. arida C. M. Flanagan 1973-5-12 00405 Riverside San Jacinto Mtns, NE slopes of San Jacinto Mtns, near upper stretches of Deep Canyon 1098 Comment
  SEINET10582213  Monardella nana subsp. nana A. Graff 1993-6-24 Graff 54 Riverside San Bernadino National Forest, Thomas Mtn. Go ca. 50 yds. past the former lookout tower site on Thomas Mtn. summit. Monardella nana is off the road, to the right ca. 75 yds. T6S,R3E,S29. Need USNFS permission to collect. Small, dense, population growing among the rocks in clearing, surrounded by Pinus ponderosa, Abies concolor, Calocedrus decurrens, Quercus chrysolepis, with Eriogonum fasciculatum, Lupinus sp., Gutierrezia sp., Galium andrewsii, Bromus sitchensis, Ribes roezlii. Mid-bloom. Comment
  POM122460  Monardella nana subsp. tenuiflora Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild, San Jacinto Mountains. Comment
  UC1499835  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-21 129 Riverside down the w slope trail from Round Valley (beyond Wellman Cienega); San Jacinto Mts. Comment
  UCR228160  Monolepis nuttalliana Dave Silverman 2010-3-24 7830 Riverside Sonoran (Colorado) Desert, South Palen Lake, Chuckwalla Valley, 4.3 km SE of Sidewinder Well, 2.0 km SW of Palen Dunes Dr., and 4.6 km N of Interstate 10 130 Comment
  RSA778246  Monoptilon bellioides Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-30 932 Riverside McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 290 Comment
  UC831339  Monoptilon bellioides I. W. Clokey 1935-4-17 6811 Riverside Cottonwood Springs Comment
  CAS-BOT-BC275254  Muhlenbergia microsperma Rateaver 1944-2-21 59 Riverside Tahquitz Creek, Palm Springs Comment
  POM259729  Muhlenbergia microsperma E. C. Jaeger 1939-12-1 s.n. Riverside Orocopia Mountains 366 Comment
  RSA559312  Muhlenbergia microsperma Steve Boyd, Dave Bramlet 1992-5-13 7376 Riverside San Mateo Canyon Wilderness Area; Wildhorse Canyon from confluence with Los Alamos Canyon upstream approx. 1 mile. 412 Comment
  RSA0049531  Muhlenbergia microsperma J. C. Roos 1952-4-9 5507 Riverside East face Mt. Rubidoux. 365 Comment
  JOTR34099  Muhlenbergia porteri La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1008 Riverside Joshua Tree National Park. Large open bajada in northwest Eagle Mountains, approx. 1.75 mi northeast of Cottonwood Visitor Center along roadside of Rte. 11 930 Comment
  RSA532578  Myosurus minimus subsp. apus D. E. Bramlet 1991-6-1 2189 Riverside 6.1 km west of Hemet and some 135-670m west of the intersection of Florida and Warren. The population is some 8-15m north of Florida Ave. and 5m east of the MWD Canal. 152 Comment
  SEINET3099344 Image available Myriophyllum spicatum G. Rink, M. Baker, T. Thomas. M. Honer, A. Karl 2010-10-2 10333 a Riverside Private. Canal two miles north of Blythe. 70 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
  RSA33376  Nama demissa N. C. Cooper 1944-3-25 1036 Riverside Morongo Pass. 457 Comment
  RSA781800  Nama demissa Duncan S. Bell 2010-5-1 880 Riverside Arica Mountains: northwest section of project area, approximately 10.5 air miles southwest of the ghost town of Rice, and approximately 2.6 air miles south of the junction of Highway 62 and the aqueduct access road. 291 Comment
  RSA79156  Nama demissa P. A. Munz, P. C. Everett 1952-5-2 16252 Riverside 2 miles west of Desert Hot Springs. 183 Comment
  UCR279494  Nama demissa A. C. Sanders, Jim Malusa 2017-3-25 42992 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Arroyo Seco, 3.5-4 km south of Augustine Pass, 100-200 m S of Bradshaw Trail, c. 1.5 km N of Imperial Co. line 652 Comment
  UCR232519  Nama hispida var. spathulata Dave Silverman, Onkar Singh 2010-3-27 7862 Riverside Sonoran (Colorado) Desert, McCoy Wash, N of Palo Verde Mesa, 4.9 km WSW of Mesaville siding, west of A Canal/Levee Blvd, & c. 6.5 km N of Blythe Airport. 131 Comment
  UCR211719  Navarretia fossalis Fred M. Roberts, D. E. Bramlet 2005-6-8 6248 Riverside Perris Basin, San Jacinto Valley, Upper Salt Creek drainage, north of Stetson and west of MWD canal, 1.6 km west of Ryan Airfield 454 Comment
  UCR90770  Navarretia fossalis D. E. Bramlet 1993-5-16 2355 Riverside 6.0 km west of Hemet, 305 m north of Setson Ave. and 366 m west of Warren Rd. Site is found 640 m east of the MWD canal and 1.3 km south of Florida Ave 456 Comment
  UCR234454  Navarretia intertexta Jeremiah George 2012-3-4 s.n. Riverside Peninsular Range; Elsinore Trough, Lake Elsinore area, south of Nichols Rd. and east of Baker St. 387 Comment
  RSA356991  Navarretia prostrata R. F. Thorne 1973-5-23 43860 Riverside Santa Rosa Plateau-Mesa De Colorado. 609 Comment
  UCR245658  Nemacaulis denudata var. gracilis Duncan S. Bell 2010-4-2 684 Riverside Arica Mountains: west side of the mountain range within the Palen/McCoy Wilderness; c. 3 air miles northwest of Priest Well 477 Comment
  POM316902  Nemacladus glanduliferus P. A. Munz 1922-4-9 4745 Riverside Palm Springs. 76 Comment
  UCR127496  Nemacladus glanduliferus A. C. Sanders, G. Nuhn 1995-4-20 16599 Riverside Sonoran (Colorado) Desert, Coachella Valley, near Fan Hill, NE of Dillon Road on an abandoned road, below Little San Bernardino Mtns. NE of 1000 Palms 549 Comment
  LA204530  Nemacladus gracilis Carl Epling; H. Lewis 1941-5-7 Riverside Joshua Tree National Monument, Pinto Basin Comment
  UCR1558  Nemacladus longiflorus var. longiflorus David L. Davis 1962-5-19 132 Riverside San Jacinto Mtns, Bautista Canyon, along road c. 13 mi. from Hwy 74 610 Comment
  RSA407740  Nemacladus ramosissimus Steve Boyd 1986-5-1 1800 Riverside Perris-Aguanga Basin region SW Perris Basin, Hill west of Skunk Hollow. Comment
  RSA774903  Nemacladus tenuis var. aliformis Duncan S. Bell, Amber Swanson 2011-2-18 2042 Riverside Mecca Hills; in a narrow canyon on the west side of Box Canyon Road not far from Shavers Well. 289 Comment
  RSA421340  Nemophila menziesii D. A. Young 1969-4-12 ps 28 Riverside 10 mi SE of Hemet, 200 yrs. E. of State St. in a wash. 335 Comment
  RSA421355  Nemophila menziesii E. Crow 1929-3-17 196 Riverside Glen Ivy Hot Springs, Santa Ana Mts. Comment
  UCR49231  Nemophila menziesii Steve Boyd 1980-5-8 1610 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 625 Comment
  CLARK-A1528-5059  Nemophila menziesii subsp. integrifolia John C. Roos 1937-5-10 666 Riverside Lake Elsinore Comment
  UCR241688  Nemophila menziesii var. integrifolia T. B. Salvato 2013-3-22 7404 Riverside Perris-Aguanga Basin, southern end of Menifee Valley, between Hwy 215 and Winchester Rd (Hwy 79), south of Los Alamos Rd, rocky slopes flanking Warm Springs Creek 396 Comment
  UCR134617  Nicotiana acuminata var. multiflora Steve Morgan 1993-7-12 s.n. Riverside Riverside, UCR Campus 335 Comment
  UCR87848  Nicotiana attenuata Michael A. Patten, S. J. Myers 1993-8-20 s.n. Riverside Sonoran (Colorado) Desert, along Tahquitz Creek and behind the debris basin dam in Palm Springs 183 Comment
  UC218063  Nicotiana clevelandii P. A. Munz, D. Keck 1922-4-13 4921 Riverside near Mecca (Shavers Well); Shavers Well 91 Comment
  RSA644222  Nicotiana obtusifolia Victor W. Steinmann, P. I. Moscosa, T. S. Ross 1998-4-14 1362 Riverside Orocopia Mountains, 1.5 km southwest of the Hayfield exit of I-10; ca. 600 m. Along a small wash on north-facing slope. 183 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
  UCR139381  Nicotiana obtusifolia I. M. Johnston 1917-4-4 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Palm Canyon 427 Comment
  UCSB33605  Nicotiana obtusifolia Simmons, Karen 1979-3-25 Riverside Box Canyon Road, 10 miles south-west of Hwy 10 30 Comment
  RSA0018752  Nicotiana obtusifolia L. S. Rose 1967-12-19 s.n. Riverside La Quinta. 15 Comment
  SBBG58715  Nolina parryi M. D. Clary -Oct-1929 1244 Riverside Santa Rosa Mtns 1524 Comment
Read comments Nov 11 2011
  SEINET3412079 Image available Nolina parryi Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28524 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert. 1236 Comment
  POM9934  Notholaena californica subsp. californica F. W. Peirson 1920-2-15 s.n. Riverside Palm Springs, Tahquitz Camp. Comment
  RSA614421  Oenothera californica subsp. californica D. L. Banks 1997-3-29 1554 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, south of Pechanga Road in the Reservation, north of Pechanga Creek, and east of the Pechanga Tribal Government Center. 367 Comment
  RSA75413  Oenothera deltoides subsp. deltoides F. W. Peirson 1918-03 779 Riverside Irrigated field near Indio. Comment
  UCR94247  Olea europaea Scott D. White 1996-4-14 3923 Riverside Perris Basin/San Jacinto Mtns., E of Hemet: San Jacinto River Wash near Valle Vista, north of Hwy 74, c. 1.7 mi west of USFS Cranston Fire Station 549 Comment
  JEPS25889  Oligomeris linifolia W. L. Jepson 1927-4-12 11670 Riverside ne Mecca (Painted Canyon); Colorado Desert, Painted Canyon 76 Comment
  POM8531  Oligomeris linifolia Mary F. Spencer 1920-3-14 234 Riverside Desert sand, Colorado Desert. -60 Comment
  RSA4934  Oligomeris linifolia Carl B. Wolf 1932-4-27 3063 Riverside North base of Chuckwalla Mountains, 5 miles East of Desert Center, Colorado Desert. 152 Comment
  SBBG87842  Oligomeris linifolia A. C. Sanders, B. Pitzer, D. Charlton 1986-3-3 6114 Riverside Corn Spring, Chuckalla Mtns, wash below the spring; T6S, R16E, S28 487 Comment
  SEINET7259361 Image available Oligomeris linifolia Leila M. Shultz, John S. Shultz 1985-1 5323 Riverside Chuckawalla Mountains at Corn Springs 518 Comment
  UC310592  Oligomeris linifolia Philip A. Munz 1926-1-31 9970 Riverside Dos Palmas Spring; Colorado Desert, Dos Palmas Spring Comment
  UCR121191  Oligomeris linifolia D. E. Bramlet 1991-5-10 2144 Riverside Perris-Aguanga Basin region, North Domenigoni Hills, 4300-4500 ft. SE from end of Warren Rd., W side of large peak in Sec. 31, just above saddle 610 Comment
  UCR75093  Oligomeris linifolia A. C. Sanders, E. J. Lawlor 1992-4-4 12095 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  UCSB38667  Oligomeris linifolia Cowan, Clark 1978-4-24 Riverside Dry lake bed of Lake Cahuilla; 2.1 mi (3.3 km) off Ave 66 on a dirt road, 1.3 mi(2 km) on Ave 66 from Hwy 86; Whittaker transect #W-222 (voucher) Comment
  POM348471  Olneya tesota Anstruther Davidson 1928-5-1 s.n. Riverside Colorado Desert. Comment
Read comments Dec 14 2015
  SFV4437  Olneya tesota D. S. Verity, J. Turner, F. M. Ball 1964-2-15 s. n. Riverside East side of Salton Sea near Mecca Beach. About 6.5 miles north of Imperial County line. Comment
  JEPS100417  Oncosiphon piluliferum Dean W. Taylor 2003-5-8 18551 Riverside Davis Road 0.5 miles north of Lakeview, San Jacinto Wildlife Area 434 Comment
Read comments Feb 19 2009
  RSA0039458  Oncosiphon piluliferum A. C. Sanders 2013-4-17 40806 Riverside Hwy 74 between Lake Elsinore and Meadowbrook, 0.1 km NE of Wasson Canyon Rd. intersection 499 Comment
  UCD97977  Opuntia basilaris var. basilaris Geoffrey Levin 1974-3-30 7 Riverside Chino Canyon below the tramway. 426 Comment
  SEINET9037780 Image available Opuntia phaeacantha M. A. Baker 2015-1 18401 Riverside San Gorgonio Pass, 32km WNW of central Palm Springs, 100m north of the San Gorgonio River, 4km ENE of Banning, broad wash of sand, silt, rock, and gravel, mostly granitic 638 Comment
  CAS-BOT-BC56887  Opuntia polyacantha var. erinacea C. B. Wolf 1938-6-11 9420 Riverside Field redacted by CAS, contact the data manager for more information 1219 Comment
  POM278509  Opuntia polyacantha var. erinacea H. G. Rush 1950-5-10 116 Riverside 5 miles NW of Nightingale along Palms to Pines Hwy.; Santa Rosa Mts. 1524 Comment
  SEINET3412081  Opuntia polyacantha var. erinacea Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28526 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert. 1236 Comment
  UC1534580  Orobanche bulbosa A. C. Sanders 1986-6-1 6544 Riverside along trail toward Spitler Peak from the Hurkey Creek Camp to Bonita Vista Road, San Jacinto Mountains Spitler Peak; San Jacinto Mountains Comment
  RSA654570  Orobanche cooperi Ed Adams 1978-5-8 s.n. Riverside Mecca, Box Cyn. Comment
  UCR30101  Orobanche cooperi George K. Helmkamp 1983-4-5 483 32 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, large wash below Chuckwalla Spring, 9 miles SW of Graham Pass Road 489 Comment
  JEPS44394  Orobanche fasciculata Lauramay T. Dempster and G. L. Stebbins 1966-6-19 4253 Riverside Santa Rosa Mts. Just below Toro Peak (i. e., south of the saddle east of the peak). Comment
  UCR124148  Oryzopsis hymenoides Steven R. Hill 2001-4-29 33534 Riverside Western Colorado Desert/ San Bernardino Mtns., E side of Whitewater Canyon along Whitewater River, east of Whitewater Canyon Road, about 2 mi north of Route I-10 549 Comment
  UC1333287  Osmadenia tenella Charles B. Fiker 1946-6-17 3591 Riverside San Mateo Canyon Comment
  UCR137708  Oxalis pes-caprae D. L. Banks 1997-3-29 1555 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. Headwaters of Pala Creek at the S extremity of the Reservation, north of the Riverside/San Diego Co. line, west of the intersection of Magee Truck Trail and Moreno Rd including a large area of vernally wet grassland at the extreme SW corner of the Reservation 409 Comment
  UCR225156  Oxytheca caryophylloides Steve Boyd, Gary Wallace 2005-7-30 11653 Riverside Peninsular Ranges; San Jacinto Mountains region, San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek 2683 Comment
  SEINET3289842 Image available Oxytheca emarginata M. W. Denslow, Firoozeh Navid-Ara; Valerie Soza 2003-7-15 1452 Riverside San Jacinto Mountains region: Northeast of South Ridge trailhead, east of Idyllwild. 2012 Comment
  RSA0106480  Oxytheca trilobata Duncan S. Bell, Valentin Arvizu 2010-5-24 1103 Riverside San Bernardino National Forest: Garner Valley, approximately 3 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1386 Comment
  RSA773106  Oxytheca trilobata Duncan S. Bell, Joy D. England 2010-6-14 1298 Riverside San Bernardino National Forest: Garner Valley, approximately 3 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1384 Comment
  UC421648  Oxytheca trilobata John Thomas Howell 1927-8-2 2920 Riverside near Idyllwild; Mt. San Jacinto 1676 Comment
  UCR193411  Oxytheca trilobata A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35622 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.0 mi. WSW of Fleming Ranch 1585 Comment
  SD1660  Paeonia californica Edmund C. Jaeger 1925-2-1 Riverside Joseph CaA'on near Corona. 975 Comment
  UC1287050  Paeonia californica C. L. Hitchcock 1966-3-15 24165 Riverside about 10 mi ne Temecula Comment
  UC718284  Paeonia californica Carl B. Wolf 1936-6-17 7955 Riverside Tenaja Road Santa Ana Mts. (1.4 mi off Ortega Highway, on road to La Cienaga) 609 Comment
  UCR35093  Paeonia californica L. B. Ziegler 1967-2-20 110 Riverside San Jacinto Mtns., Red Mountain Road off Hwy 79 762 Comment
  CAS-BOT-BC327898  Palafoxia arida R. F. Hoover 1966-10-15 10156 Riverside Dead Indian Creek wash, S of Palm Desert Comment
  CAS-BOT-BC327910  Palafoxia arida Geo. B. Grant 1906-5-1 906 -6748 Riverside Colorado Desert. Palm Springs Comment
  CAS-BOT-BC327928  Palafoxia arida Lewis S. Rose 1936-1-1 36003 Riverside Colorado Desert. L.A. Aqueduct Road, 15 mi N of Indio 304 Comment
  UCR24014  Panicum alatum var. minus John C. Roos 1965-9-5 s.n. Riverside Sonoran (Colorado) Desert, 18 mi. west of Blythe 122 Comment
  UCR68718  Papaver californicum Steve Boyd, T. S. Ross 1990-5-11 4629 Riverside Peninsular Range, base of Agua Tibia Mtn, east of Dripping Springs campground of Cleveland National Forest Comment
  RSA0019320  Parkinsonia florida Jim Andre 2012-3-19 21342 Riverside Chuckwalla Valley. Along unnamed dirt road 0.3 mi N of Hwy 177, 5.7 mi NE of Jct with I-10 freeway. 157 Comment
  SBBG68552  Parkinsonia florida M. N. Ackley -Apr-1928 608 Riverside Coral Reef Ranch, Coachella Valley -12 Comment
  SEINET939470  Parkinsonia florida P. A. Munz 1947-1 11722 Riverside 4 miles northwest of Desert Center, on Aqueduct Road. Comment
  UCD170848  Parkinsonia florida A. C. Sanders; T. B. Salvato, Mitch Provance 2000-4-25 23368 Riverside Coachella Valley, east side of Coachella Canal between I-10 and Ave. 52, east of Coachella. 24 Comment
  UCR24516  Pectis papposa K. K. Muller 1971-11-7 2981 Riverside Sonoran (Colorado) Desert, arroyo just south of US 60 opposite S entrance to Joshua Tree National Monument Comment
  RSA0001856  Pectocarya heterocarpa P. A. Munz, D. Keck 1922-4-9 4780 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 457 Comment
  SEINET10456236  Pectocarya heterocarpa David B. Dunn 1948-2-21 Dunn 3678 Riverside Comment
  RSA683869  Pectocarya linearis Scott D. White, Michael Honer 2003-4-4 8957 Riverside Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. 366 Comment
  UCR805  Pectocarya linearis J. E. Dimitman 1957-4-8 s.n. Riverside Upper Santa Ana River/San Bernardino Valley Region, Riverside, hills south of UCR campus 457 Comment
  UCD120131  Pectocarya linearis subsp. ferocula A. C. Sanders; Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23891 Riverside Perris-Aguanga Basin region Temecula, along east side of pipeline NE of Long Canyon, west of San Diego Aqueduct. 381 Comment
  POM368788  Pectocarya penicillata N. C. Cooper 1946-4-5 2049 Riverside Los Alamos Canyon, Elsinore 762 Comment
  RSA346616  Pectocarya peninsularis R. F. Thorne, C. W. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54034 Riverside San Bernardino Mountains: 1/4 mile W of Whitewater P. O. and 1/2 mile W of Whitewater River 415 Comment
  RSA778240  Pectocarya platycarpa Duncan S. Bell 2009-3-8 45 Riverside Arica Mountains: east side of mountain range, approximately 1.8 air miles northwest of Priest Well. 350 Comment
  UC1212092  Pectocarya recurvata Peter M. Ray 1949-3-6 1135 Riverside near 1000 Palms; Coachella Valley, Willis Palms Comment
  JOTR34483  Pectocarya setosa Andre, Jim 2012-4-16 20966 Riverside Joshua Tree National Park. Queen Valley; north side of Ryan Mtn. at Sheeps Pass campground area. 1370 Comment
  RSA585625  Pedicularis densiflora D. L. Banks, Steve D. Boyd 1995-3-15 60 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 680 Comment
  UC1088550  Pediomelum californicum Peter H. Raven 1958-5-18 12983 Riverside San Jacinto Mountains, Pinyon Flats Comment
Read comments Jun 9 2012
  UCSB16960  Pediomelum californicum Brooks, Terry 1963-5-5 Riverside Pinon-Flats Campground on California State Highway 74 1219 Comment
  RSA651845  Pellaea andromedifolia N. R. Zabriskie, Walter Zabriskie 1970-3-28 278 Riverside Andreas Canyon. [near Palm Springs] ca. 50 feet south of stream, almost opposite entrance to ''North Canyon''. 365 Comment
  RSA686754  Pellaea andromedifolia Anonymous s.n. Riverside Elsinore Comment
  RSA747516  Pellaea andromedifolia Justin M. Wood 2009-3-10 344 Riverside Hwy 243, near base of the mountains, 0.5 miles up the highway from Smith Creek bridge. 695 Comment
  RSA686928  Pellaea mucronata Norman C. Cooper 1944-3-24 1032 Riverside Banning. 701 Comment
  UCR163398  Pellaea mucronata 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
  UCR261392  Pellaea mucronata Joseph Cahill 2011-1-8 111- 22 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
  RSA792624  Pennisetum setaceum R. F. Thorne 1995-3-29 63028 Riverside White Water Canyon 600 Comment
  JEPS6884  Penstemon californicus Munz and Johnston 1922-5-21 5445 Riverside San Jacinto Mountains, Kenworthy, Hemet Valley Hemet Valley; San Jacinto Mountains, Kenworthy; Kenworthy, Hemet Valley, San Jacinto Mts. 1371 Comment
Read comments Mar 25 2011
  RSA220997  Penstemon centranthifolius E. W. Lathrop 1966-4-27 6211 Riverside Mail Divide Truck Trail between El Carriso and San mateo Canyon, Cleveland Nat'l. Forest. 1220 Comment
  SFV17408  Penstemon clevelandii M. S. Valenzuela, P. Wilson, G. Aldridge, H. Crandall 1998-6-6 74 Riverside Highway 74 near Santa Rosa Mountain Road. 1220 Comment
  POM263058  Penstemon clevelandii subsp. connatus J. C. Roos 1941-5-10 128 Riverside Pinyon Flats Camp, Santa Rosa Mountains. 1220 Comment
  RSA44866  Penstemon eatonii J. C. Roos 1948-5-15 3839 Riverside Lost Palms Canyon, Eagle Mountains., Colorado Desert. Comment
  RSA764127  Penstemon heterophyllus var. heterophyllus Linda M. Prince, Duncan S. Bell 2009-6-17 574 Riverside Cleveland National Forest Comment
  UC35609  Pentachaeta aurea H. M. Hall May 20 1899-May 22 1899 1136 Riverside Johnson's Ranch San Jacinto Mountains 1524 Comment
  UCR148333  Peritoma arborea John F. Green 2005-1-14 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  UCR215618  Peritoma arborea Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 014 Riverside Peninsular Range, Box Springs Mountains, eastern edge of Riverside; Two Trees Canyon Trail near the trailhead 409 Comment
  CAS-BOT-BC77491  Peritoma arborea var. angustata Philip A. Munz 1947-4-10 11723 Riverside Shavers Well, northeast of Mecca 243 Comment
  LA99481  Peritoma arborea var. angustata Hisao P. Arai; 1957-4-17 sn Riverside off Highway 60; 1 mi. S of Cabazon Comment
  UCD116370  Peritoma arborea var. angustata Richard Bates 1949-4-25 s.n. Riverside Palm Springs area, Palm Canon. Comment
  UCR244079  Peritoma arborea var. arborea Jim Andre 2012-4-16 20895 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
  OBI8214  Perityle emoryi David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-28 12078 -2 Riverside Joshua Tree Natl Monument, along Pinto Basin Rd 11 mi S of N park boundary Comment
  PASA1570  Perityle emoryi 1926-2-21 Riverside Thousand Palms Comment
  RSA651715  Perityle emoryi Viki Cruz 1983-5-8 006 *k Riverside Collected on a slope in between some large rocks about three-quarter mile into Magnesia Canyon, Santa Rosa Mts. Comment
  RSA735242  Perityle emoryi Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11214 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
  UCR242291  Perityle emoryi A. C. Sanders, T. B. Salvato 2012-10-12 40418 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Chuckwalla Valley Rd., 0.35 mi. west of I-10 junction 114 Comment
  UCR274808  Perityle emoryi David Fraker, Aaron C. Sedgwick 2012-3-22 024 Riverside Sonoran (Colorado) Desert, Palen Mountains, Coxcomb Monument Road [becomes Palen Pass Rd.] c. 8 miles east of Hwy 177 376 Comment
  UCR72227  Perityle emoryi Theo Glenn 1991-5-30 91- 116 Riverside Sonoran (Colorado) Desert, Mule Mtns, 0.2 mi. east of the Opal Hill Mine, just north of the Imperial County line and west of Palo Verde 200 Comment
  CAS-BOT-BC418844  Persicaria hydropiperoides J. Ewan 1931-10-3 5211 Riverside Santa Ana River 4 mi. N.W. of Corona Comment
  UCR213368  Petalonyx linearis Lynn Sweet, Kai T. Palenscar 2009-12-16 s.n. Riverside Peninsular Range/Sonoran Desert; Santa Rosa Mtns., UC Boyd Deep Canyon Reserve, c. 2 hour walk up Deep Canyon above the station 488 Comment
  CAS-BOT-BC167774  Petalonyx thurberi L. R. Abrams 1926-3-26 11106 Riverside Between Edom and Garnet east of San Gorgonio Pass Comment
  RSA167782  Petalonyx thurberi Robert F. Thorne, R. Rutherford 1964-4-10 33599 Riverside At Desert Beach along NE side Salton Sea -61 Comment
  RSA737122  Petunia parviflora Justin M. Wood 2008-10-15 188 Riverside Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  UCR14316  Petunia parviflora A. C. Sanders 1974-3-24 621 Riverside Santa Ana River Valley, Santa Ana Riverbottom near city dump, Riverside; at mouth of Arroyo Tequesquite 244 Comment
  RSA471969  Peucephyllum schottii Robert Gustafson 1981-4-7 2149 Riverside Salt Creek Wash, southern end of the Orocopia Mts. 91 Comment
  RSA5169  Peucephyllum schottii C. B. Wolf 1932-4-26 2980 Riverside Colorado Desert, 8 miles East of Mecca on Blythe road. 91 Comment
  SD27949  Peucephyllum schottii Carl B. Wolf 1932-4-26 1473 Riverside Colorado Desert, 8 miles east of Mecca on Blythe Road 89 Comment
  RSA678225  Phacelia ambigua Valerie L. Soza, J. Mark Porter, Gary D. Wallace 2001-4-2 1094 Riverside Mouth of West Wide Canyon, west side of Channel Run. 442 Comment
  UCR225598  Phacelia cicutaria var. hispida A. C. Sanders, T. B. Salvato 2011-3-29 38842 Riverside Peninsular Range; Edge of Gavilan Hills, Meadowbrook area, between Perris and Lake Elsinore, along Hwy 74 at Wasson Canyon Rd. and to c. 1/2 between Wasson & Hammack Ave. 500 Comment
  UCR89879  Phacelia cicutaria var. hispida Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3338 Riverside Peninsular Range; Santa Ana Mns., Proposed pipeline route; Lake Elsinore Pumped Storage Hydroeletric Project. west of Lake Elsinore, SE of Hwy 74 915 Comment
  JEPS2002  Phacelia distans W. L. Jepson 12567 Riverside n Mecca; Colorado Desert, Eagle Mts., Cottonwood Spr. 731 Comment
  JEPS2004  Phacelia distans W. L. Jepson 1901-5-17 1241 Riverside San Jacinto River San Jacinto Valley Comment
  JEPS2321  Phacelia distans W. L. Jepson 1939-4-17 19139 Riverside Elsinore Comment
  RSA426219  Phacelia distans Christopher Davidson, Robert Gustafson 1977-4-7 5574 Riverside Whitewater Canyon Rd. (exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62); near start of Angeles [Pacific] Crest Trail. Hillside, N slope. 610 Comment
  RSA772970  Phacelia distans Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4777 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 610 Comment
  SD193113  Phacelia distans W. J. Schrenk 2008-4-30 87 Riverside Anza-Borrego Desert State Park, Coyote Canyon Road Comment
  UCR185110  Phacelia distans LeRoy Gross, L. Lubinsky, V. W. Steinmann, L. L. Worlow 2005-2-17 1419 Riverside Chocolatte-Chuckwalla Mountains, Colorado Desert; Corn Springs Campground in the Chuckwalla Mountains. Canyon SW of Campground 549 Comment
  UCR233162A  Phacelia distans Jim Andre, Glenn L. Clifton 2011-2-22 17449 Riverside Mecca Hills, along Box Canyon Road, 8.5 mi northeast of town of Mecca 171 Comment
  UCR269765  Phacelia distans A. C. Sanders, Jim Malusa 2016-3-18 42367 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  JEPS2059  Phacelia fremontii Marjorie D. Clary 1932-4-29 861 Riverside Dead Indian Trail 15 mi w Indio; Colorado Desert, Conchilla Desert 304 Comment
  UCR35120  Phacelia fremontii L. B. Ziegler 1969-4-21 350 Riverside San Jacinto Mtns., Pinyon Flats 1200 Comment
  UCR178613  Phacelia imbricata Mitch Provance, Tracy Tennant 1998-6-16 MOR- 394 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, just north of tree stand M-09 1280 Comment
  CLARK-A1528-3010  Phacelia minor John C. Roos 1947-3-21 3374 Riverside Reche Canyon Comment
  JEPS1185  Phacelia minor Carl V. Meyer 1929-6-13 754 Riverside Chalk Hill San Jacinto Mts. Comment
  RSA496139  Phacelia minor Steve Boyd, L. Arnseth, Tim Ross 1989-3-19 3026 Riverside Vail Lake area,1 mile W of Lake 610 Comment
  RSA523477  Phacelia minor Steve Boyd, Tim Ross, L. Arnseth 1990-3-29 3937 Riverside Vail Lake area, summit of Big Oak Mtn, N. of lake. 793 Comment
  RSA614549  Phacelia minor A. C. Sanders, Giles Waines, Aryavand 1997-3-12 19866 Riverside Lake Skinner area: lower Rawson Canyon, along road NE of Skinner Lake. 457 Comment
  UCR116967  Phacelia minor A. C. Sanders, T. B. Salvato 2001-5-3 24092 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  UCR174077  Phacelia minor A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32591 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
  UCR261177  Phacelia minor A. C. Sanders, Katie Young, John Hale 2015-4-22 41603 Riverside San Gorgonio Pass, San Gorgonio River wash, SE of Cabazon, east of Elm St., c. 2 km south of I-10, 1 km NW (303 deg. ) of One Horse Spring 459 Comment
  UCR27195  Phacelia minor Marlyce Myers 1980-4-21 s.n. Riverside Perris Basin, Motte Reserve, 2.5 mi NW of Perris 518 Comment
  UCR35125  Phacelia mutabilis L. B. Ziegler 1977-10-24 575 Riverside San Jacinto Mtns., Black Mtn. Campground 2287 Comment
  UCR241638  Phacelia ramosissima T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 348 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  UCR126386  Phalaris lemmonii A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 696 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR18203  Phalaris minor A. C. Sanders 1978-4-2 880 Riverside Sonoran (Colorado) Desert, Coachella Valley near Indio, intersection of Hwy 111 and Washington St. 30 Comment
  RSA715189  Phalaris paradoxa A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32569 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  CAS-BOT-BC128867  Philadelphus microphyllus E. K. Balls 1955-9-20 21443 Riverside Above Dark Canyon, up from end of trail, w. slope San Jacinto Mts. 2606 Comment
  JOTR35430  Phoenix dactylifera Kain, Katie, Angela Sowa 2012-10-16 s.n. Riverside Joshua Tree National Park. southwest Eagle Mountains; steep rocky drainage approx. 1.5mi east of Cottonwood Canyon and 1.5mi north of park boundary 815 Comment
  UCR42516  Pholistoma membranaceum P. J. Leary 1975-2-25 944 Riverside SE Mojave Desert, Joshua Tree National Monument, 2.3 SE of Aqua Peak. Coxcomb Mtns 976 Comment
  UCSB1321  Phoradendron bolleanum Keator, Glenn 1959-5-17 Riverside Edge of Colorado desert on Palms to Pines highway Comment
  HSC99177  Phoradendron californicum Paul J. CaraDonna 2009-3-17 131 Riverside Jumbo Rock Campground, Joshua Tree National Park. Comment
  LA209824  Phoradendron californicum Francis M. Ball; 1953-1-11 sn Riverside at junction of Highways 99 [?] and 111 Comment
  RSA770423  Phoradendron californicum Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4878 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.02559, W116.69098 and N34.02135 and W116.68712. 915 Comment
  JOTR16865  Phoradendron densum Hogan, J. 1974-5-6 34 Riverside Joshua Tree National Park. JUNCTION OF EUREKA PEAK AND UPPER COVINGTON FLATS ROADS 1554 Comment
  UCR230782  Phoradendron densum A. C. Sanders, Nathan Moorhatch 2011-3-22 38780 Riverside Peninsular Range, powerline corridor through hills 6.4 km SW of Perris, 0.61 km east of Hwy 74, south of Ethanac Rd. 503 Comment
  UCR92786  Phoradendron densum Scott D. White 1995-12-24 3796 Riverside Lakeview Mtns., Juniper Flats Road, c. 1.2 road mi north of the junction w/ SR 74. 610 Comment
  JOTR36414  Phoradendron serotinum subsp. tomentosum La Doux, Tasha, K. Callahan, M. Harding, M. Levandowski 2013-5-9 3360 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Stubbe Springs, near guzzler and spring on densely vegetated slope (STOP1) 1371 Comment
  UCD170895  Phyllanthus O. F. Clarke 2007-10-15 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus. 351 Comment
  JOTR32606  Physalis crassifolia La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2670 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  RSA423818  Physalis crassifolia N. C. Cooper 1949-4-8 3307 Riverside Desert Center. 610 Comment
  RSA423821  Physalis crassifolia J. Jones, Christopher Davidson 1980-4-4 9934 Riverside West end of the Orocopia Mtns. in a small canyon and wash almost due south of Oro peak. 518 Comment
  RSA782197  Physalis crassifolia Duncan S. Bell 2011-10-22 2984 Riverside Arica Mountains: west side of the mountain range, approximately 2.6 air miles west of Priests Well, and approximately 6.8 air miles southwest of the ghost town of Rice. 437 Comment
  UCR20833  Physalis crassifolia A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1318 Riverside Sonoran (Colorado) Desert, Coachella Valley, 5 miles ESE of Thousand Palms, west side of Washington Street c. 1 mi north of Interstate Hwy 10 35 Comment
  UCR41331  Physalis crassifolia N. M. Fellows, A. C. Sanders 1985-5-7 170 Riverside San Jacinto Mountains, Oasis de los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mountains, 1 mi west of Snow Creek Village 488 Comment
  SEINET7048166  Physalis crassifolia Steven R. Hill 2001-5-3 33671 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
  UCR260294  Physaria tenella A. C. Sanders, Jim Malusa 2015-3-9 41363 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along Gasline Road at major wash crossing 1.9 mi. south of Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range 686 Comment
  UC156  Pinus coulteri H. M. Hall 1901-7-1 2642 Riverside in open pine forests in the vicinity of Strawberry Valley; San Jacinto Mountains 1584 Comment
  RSA384332  Pinus flexilis George R. Johnstone 1928-9-8 s.n. Riverside Mt. San Jacinto, Calif. Wind swept timber. 3288 Comment
  UC1600396  Pinus flexilis H. M. Hall 2577 Riverside Top of San Jacinto Peak Comment
  RSA0077533  Pinus lambertiana G. Wallace 1964-4-26 s.n. Riverside Idlewild area. Comment
  MACF014859  Pinus monophylla Lanny Southard 1964-12-1 13 Riverside Growing along side Palms to Pines Highway 1219 Comment
  RSA384369  Pinus monophylla N. C. Cooper 1943-9-11 893 Riverside San Jacinto Mtns. Eastern slope at roadside 1220 Comment
  UC1543055  Pinus monophylla Donald G. Nelson 1936-5-22 339 Riverside near base Santa Rosa Mountains (on trail down to stream in Palm Springs Canyon, along trail to Palm Canyon from Ribbon Wood Camp); Ribbon Wood Camp, Pines to Palms Highway Comment
  UC1143327  Pinus quadrifolia W. C. Cumming October 1939 Riverside South end of San Jacinto Mountains; near type locality of P. quadrifolia Comment
  UCR103483  Pistacia atlantica A. C. Sanders 1996-10-22 19641 Riverside Riverside: east side of UCR campus near Greenhouse 20 335 Comment
  RSA792561  Plagiobothrys arizonicus Justin M. Wood 2011-4-4 3405 Riverside San Bernardino Mountains Foothills: San Gorgonio River wash, off of Bluff Street, just east of Banning Bench. 881 Comment
  RSA0039460  Plagiobothrys canescens A. C. Sanders, Timothy W. Chumley 2013-4-1 40723 Riverside Hwy 74 at Collier, large vacant parcel at SE corner of intersection, NE edge of Lake Elsinore, between Riverside Dr. (Hwy 74) and Enterprise Way 385 Comment
  UCR155936  Plagiobothrys canescens John F. Green 2005-5-4 s.n. Riverside Perris-Aguanga Region, SE corner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base 534 Comment
  UC76139  Plagiobothrys collinus Miss M. A. King 1893-1 Riverside Menifee Comment
  HSC85416  Plagiobothrys collinus var. californicus Steve Boyd 1986-3-9 1389 Riverside Temescal Canyon: Alberhill Mtn., S slope of mtn., just E of claymine area 459 Comment
  RSA487454  Plagiobothrys collinus var. californicus 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
  UCR12247A  Plagiobothrys collinus var. californicus Art Whistler 1966-3-9 660309- 06 Riverside Perris-Aguanga Basin, between Beaumont and Moreno, dirt road near Martin [Marvin?] St. and Bridge St. 457 Comment
  UCR250215  Plagiobothrys collinus var. californicus A. C. Sanders 2014-4-8 40979 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. c. 280 m NE of the I-15 crossing, near mouth of Mayhew Canyon 317 Comment
  UCR250909  Plagiobothrys collinus var. californicus A. C. Sanders 2014-4-18 41025 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
  SBBG92112  Plagiobothrys fulvus J. Hirshberg 1989-4-4 Riverside Santa Rosa Plateau, S of town of Murrieta, SW of Mesa de Burro 609 Comment
  RSA709896  Plagiobothrys jonesii Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4597 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  UCR214294  Plagiobothrys jonesii A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37475 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak 244 Comment
  UCR272260  Plagiobothrys jonesii Duncan S. Bell, Amanda Turek 2010-4-9 759 Riverside Mojave Desert, east side of the Arica Mountains, near the center of the range, c. 1.75 air mile west of Priest Well 439 Comment
  UCR75046  Plagiobothrys jonesii A. C. Sanders, E. J. Lawlor 1992-4-4 12143 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  HSC92524  Plagiobothrys stipitatus D. Atwood, L. Stritch 1993-4-2 17895 Riverside Santa Rosa Plateau TNC Preserve and adjacent to BLM administrated lands 671 Comment
Read comments May 15 2015
  UCR20739  Plagiobothrys tenellus A. C. Sanders, Steve Boyd 1980-5-2 1407 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR97458  Plagiobothrys tenellus A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19876 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  UC1950031  Plagiobothrys undulatus R. F. Thorne, E. W. Lathrop, S. Bickstrom-Sternberg, B. Martin May 1982 55209 Riverside Peninsular Ranges; Santa Ana Mountains region: SW of Murrieta. Santa Rosa Plateau, Mesa de la Punta near S. edge of plateau, approached from De Luz road. Comment
  UCR225583  Plantago erecta A. C. Sanders, T. B. Salvato 2011-3-29 38872 Riverside Peninsular Range; Perris-Aguanga Basin Region, between Sun City and Perris, along powerline corridor 0.45 east of Goetz Rd. and 0.07 km east Wheat St. 450 Comment
  SDSU13008  Plantago lanceolata Michael G. Simpson 1999-10-27 2052 Riverside Santa Margarita Ecological Reserve, San Diego State University. Along path from river to Southside facilities. 152 Comment
  RSA594124  Plantago lanceolata D. L. Banks, Victor W. Steinmann 1996-4-20 898 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn; S end of Los Caballos Road, University of California-Emerson Oaks Reserve. 524 Comment
  JEPS6882  Plantago ovata Ivan Johnston Apr 4 1917-Apr 6 1917 1006 Riverside near Palm Springs; Colorado Desert 152 Comment
  OBI23291  Plantago ovata Robert F. Hoover 1969-4-14 11237 Riverside Palm Springs, just S of city limits Comment
  UC710903  Plantago ovata C. L. Hitchcock 1940-4-4 5952 Riverside Pinto Basin Comment
  UCR95259  Plantago ovata D. L. Banks, V. W. Steinmann 1996-4-20 0906 Riverside Agua Tibia Mtns, NW Palomar Mtns; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California- Emerson Oaks Reserve 451 Comment
  UCR155045  Plantago patagonica Jason L. Hlebakos, Ricky Escobar 2005-5-11 01 Riverside San Jacinto Mtns, Bautista Creek in Bautista Canyon 854 Comment
  UCR88307  Plantago patagonica A. C. Sanders, K. C. Rose 1995-4-5 16389 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  POM12756  Platanthera leucostachys Philip A. Munz 1922-7-6 5990 Riverside San Jacinto Mountains: Tahquitz Valley. 2195 Comment
  POM9014  Platystemon californicus P. A. Munz, R. D. Harwood 1920-3-20 3395 Riverside 5 miles S of Corona 305 Comment
  UC28847  Plectritis ciliosa subsp. insignis H. M. Hall May 1899 1126 Riverside San Jacinto Mountains, on Chalk Hill Chalk Hill; San Jacinto Mountains, Chalk Hill 1584 Comment
  SDSU19225  Pluchea odorata var. odorata Kristen Hasenstab, Dave Bailey 2008-8-7 180 Riverside Santa Margarita Ecological Reserve, within 150m of gaging station at the Gorge river crossing. 1m from the edge of the river. 215 Comment
  RSA0088547  Pluchea sericea Robert Vargas 2016-4-9 17 Riverside LA basin, White water canyon reserve. 536 Comment
  UCR194223  Pluchea sericea Scott D. White, Angelia Carey 2004-6-4 10482 Riverside San Jacinto Mtn Foothills, San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence 534 Comment
  UCSB33270  Pluchea sericea Miller, Brian 1963-6-1 Riverside 1000 Palms Oasis 30 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
  UCD90292  Poa annua Alan A. Beetle 1946-6-10 4402 Riverside San Jacinto Mt., Camp Keene Meadow. Comment
  UCR138822  Poa annua D. L. Banks 1997-2-23 1297 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
  PASA1246  Poa bigelovii Frank W. Peirson 1921-3-22 Riverside Murray Canyon 457 Comment
  UC1618052  Poa fendleriana subsp. longiligula Donald G. Nelson 1936-5-21 373 Riverside e Lake Hemet (n of Mt Thomas, just n of meadow in valley just e of Jurkey Creek Camp area); San Jacinto Mts Comment
  UCD91842  Poa pratensis Alan A. Beetle 1946-6-10 4346 Riverside Mt. San Jacinto. At top of Tahquitz Valley. 2438 Comment
  UCD91844  Poa pratensis Alan A. Beetle 1946-6-10 4403 Riverside San Jacinto Mountain, Camp Keene Meadow. Comment
  UCR201480  Poa pratensis Scott D. White, Justin M. Wood 2008-6-16 12106 Riverside San Jacinto Mountains, Fobes Canyon, c. 1 mi up Fobes Ranch Road from Fobes Spring 1555 Comment
  JOTR30951  Poa secunda subsp. secunda La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1926 Riverside Joshua Tree National Park. (Stop 3) Hexie Mountains, slopes above Blue Cut Gorge Comment
  UCD90827  Poa secunda subsp. secunda Beecher Crampton 1963-5-7 6782 Riverside Western. 2 miles W of Lakeland Village, Elsinore Mountains. Cleveland National Forest. 609 Comment
  RSA664940  Polygala cornuta var. fishiae J. C. Roos 1960-5-30 s.n. Riverside Ridge east of Sugarloaf Pk. 1067 Comment
Read comments Sep 15 2008
  CLARK-A1528-87  Polypogon monspeliensis Fred B. Essig 1967-6-22 Riverside Santa Ana River Comment
  SEINET4058579  Polypogon monspeliensis O. M. Clark 1936-1 7577 Riverside San Jacinto Creek, San Jacinto Mountains. Comment
  UCR202603  Polypogon monspeliensis Scott D. White, Justin M. Wood 2008-7-9 12412 Riverside San Jacinto Mountains, Johnson Meadows 1488 Comment
  IRVC162  Polystichum imbricans subsp. curtum Lorene Lewton 1965-4-24 HS 552 Riverside Highway 74; 1 mile WSW of Mountain Center. Peninsular Ranges, San Jacinto Mountains Comment
  SEINET10767438  Populus J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12842 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then a few kilometers on Whitewater Canyon Road to where it comes closest to the river. Comment
  POM13562  Populus fremontii Philip A. Munz, D. D. Keck 1922-4-14 4975 Riverside Whitewater Ranch. Comment
  RSA92883  Populus fremontii F. W. Peirson 1928-3-10 7699 Riverside along irrigation ditch, Snow Creek Auto Camp at Whitewater, head of Coachella Valley. Comment
  RSA799667  Populus fremontii subsp. fremontii LeRoy Gross, Bart O'Brien 2013-3-18 5951 Riverside Fairmount Park, west side of Lake Evans. Riverside. Northeast of Mount Rubidoux. 238 Comment
  UCR197058  Populus nigra A. C. Sanders, D. L. Sanders 2008-9-27 36107 Riverside San Bernardino Valley Region, Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 165 Comment
  JOTR34235  Prenanthella exigua Harding, Mitzi 2010-6-3 37 Riverside Joshua Tree National Park. bajada west of Eagle Mountain, approx. 1 mi NE of Cottonwood Visitor Center, approx. 1/2 mi. east of Rte. 11 975 Comment
  UC403983  Proboscidea althaeifolia Low Wiley 1905-1 Riverside Paloverde Comment
Read comments Jan 23 2012
  RSA736642  Prosopis glandulosa Scott D. White, Justin M. Wood 2007-4-11 11649 Riverside San Bernardino Mountain foothills: San Gorgonio River wash, west side of Bluff St. Comment
  RSA502501  Prosopis glandulosa var. torreyana Steve Boyd, T. S. Ross, L. Arnseth 1989-6-11 3721 Riverside Vail Lake area, recently burned hills SE of lake, S of Hwy 79. 488 Comment
  SBBG3760  Prosopis glandulosa var. torreyana H. and M. Dearing 1930-4-13 815 Riverside near Palm Springs Comment
  UCSB18785  Prosopis glandulosa var. torreyana Winn, Will 1963-4-8 Riverside U.S. Highway 60-70, 31 miles E of Desert Center 243 Comment
  UCSB7194  Prosopis glandulosa var. torreyana Krogen, Roger 1957-1 Riverside Canyon bottom 5 mi. E of Mecca on Hwy. 195 in Box Canyon Wash Comment
  LA47424  Prosopis pubescens Carl Epling; 1932-11-9 sn Riverside Murray Canyon, Palm Springs Comment
  POM19660  Prunella vulgaris var. lanceolata Mary F. Spencer 1923-7-23 2236 Riverside Idyllwild, San Jacinto Mountains. 1646 Comment
  LA208120  Prunus fasciculata N. Dunn; A. M. Martin 1932-3-27 sn Riverside Cottonwood Spring Comment
  CAS-BOT-BC151121  Prunus fremontii W. R. Dudley 1903-12-25 s.n. Riverside Tahquitz Canyon Comment
  OBI45185  Prunus fremontii Dave Hawks 1987-3-2 s.n. Riverside Terwilliger Valley,5 mi E of Anza 1280 Comment
  RSA0039274  Prunus ilicifolia A. C. Sanders 2014-4-25 41074 Riverside Temescal Canyon, Richland property near Horsethief Canyon Rd., SW of I-15 381 Comment
  RSA699170  Prunus ilicifolia J. Russell Bruff 1929-12-27 443 Riverside Mission Canon. Comment
Read comments Nov 9 2011
  UCR117330  Prunus ilicifolia subsp. ilicifolia Mitch Provance 1998-6-11 656 Riverside Jurupa Mountains, NW Jurupa Mtns; south of the E extreme of Philadelphia St. 290 Comment
  CAS-BOT-BC356343  Psathyrotes ramosissima Lewis S. Rose 1936-12-20 36795 Riverside L.A. Aqueduct road, 10 mi. E. of Garnet Comment
  CAS-BOT-BC356349  Psathyrotes ramosissima K. Bonner 1977-10-27 2608 Riverside 3 miles East of Chuckwalla Rd. 195 Comment
  RSA472311  Psathyrotes ramosissima P. J. Remple 1942-3-2 s.n. Riverside Dead Indian Creek, Santa Rosa Mtns. Comment
  SD27984  Pseudognaphalium biolettii Carl B. Wolf 1932-2-11 Riverside Santa Ana Mts., Hidden Canyon, 5 miles west of Corona, base of Skyline Drive. 405 Comment
  UC31984  Pseudognaphalium stramineum H. M. Hall 1901-8-1 2609 Riverside wooded slopes and benchs of the s side San Jacinto Mountains 1615 Comment
  IRVC2825  Pseudotsuga macrocarpa Carol Hooven 1965-4-24 s.n. Riverside Idylwild. Peninsular Ranges, San Jacinto Mountains Comment
  RSA198968  Psilocarphus brevissimus R. F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37436 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California 671 Comment
  UC217949  Psilocarphus brevissimus var. brevissimus P. A. Munz 1922-4-29 5065 Riverside 0.50 mi s Lake Elsinore Comment
  CAS-BOT-BC353642  Psorothamnus emoryi Roxana S. Ferris 1918-6-15 998 Riverside Gruendike's Well on Mecca-Blythe Road Comment
  RSA293531  Psorothamnus emoryi C. W. Tilforth 1979-8-8 1907 Riverside S edge of Palm Desert along Highway 74, SE of Palm Springs, Riverside Co. 76 Comment
  RSA498335  Psorothamnus emoryi Elizabeth A. White 1928-04 s.n. Riverside Road to Mecca beyond Palm Springs. Comment
  RSA707352  Psorothamnus emoryi Jonathan Snapp-Cook, Kurt Roblek, Kevin B. Clark, Reas Chavez 2005-6-30 CFW- 07 Riverside Rancho Mirage, eastern Riverside County. 0.5 miles NWW of intersection of Ramon Road and Los Alamos Way. This area is referred to as Big Dune. 91 Comment
  SEINET4560279  Psorothamnus emoryi Duncan S. Bell 2009-1 211 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
  SEINET11132326 Image available Psorothamnus emoryi S. B. Parish 1906-5-1 910 a-6725 Riverside Colorado desert at Palm Springs Comment
  SD37837  Psorothamnus emoryi var. emoryi Edith A. Purer 1935-4-21 6463 Riverside In colorado Desert near Palm Springs Comment
  CAS-BOT-BC340873  Psorothamnus schottii S. B. Parish 1896-4-1 4113 Riverside Palm Springs, Colorado Desert Comment
  CAS-BOT-BC340903  Psorothamnus schottii F. O. Ballou 1926-2-25 s.n. Riverside Bottom of Painted Canon [Canyon] near Mecca Comment
  OBI32603  Psorothamnus schottii A. C. Sanders 1983-4-24 3800 Riverside NW end of the Orocopia Mts along hwy 195 +- 3 mi NE of Shavers Well and 2.7 mi NE of the point where the road enters the Box Cyn 366 Comment
  RSA766816  Psorothamnus schottii Thomas Stoughton, Jackie McConnaughy, Andrew Monks, M. Volke 2010-3-30 114 Riverside Coachella Valley Preserve, near mouth of Thousand Palms Canyon. Jct of Ramon Rd and Thousand Palms Canyon Rd. 91 Comment
  SBBG68031  Psorothamnus schottii Anstruther Davidson -Apr-1893 Riverside Palm Springs Comment
  UCR100131  Psorothamnus schottii B. G. Pitzer 1997-10-19 3352 Riverside Sonoran (Colorado) Desert, north foot of Chuckwalla Mtns., Eagle Mtn. Road on south side of Hwy I-10, c. 0.8 mi. south of Hwy at powerline road 500 Comment
  CAS-BOT-BC340946  Psorothamnus spinosus John Thomas Howell 1928-1-28 3291 Riverside Thousand Palms, Colorado Desert Comment
  RSA11595  Psorothamnus spinosus C. Epling, Wm. Robison 1933-6-24 s.n. Riverside Near Cathedral City near Palm Springs Comment
  UCR86207  Psorothamnus spinosus A. C. Sanders 1995-5-23 17119 Riverside Sonoran (Colorado) Desert, Coachella Valley, alluvial fans below the Santa Rosa Mountains, near the mouth of Martinez Canyon, at end of 72nd Avenue 25 Comment
  RSA6081  Pteridium aquilinum var. pubescens C. B. Wolf 1932-5-25 3664 Riverside Flat at mouth of east fork of Snow Creek, N Base of San Jacinto Mountains 671 Comment
  SBBG56227  Pteridium aquilinum var. pubescens M. Lewis 1947-8-26 18 Riverside San Jacinto Mtns 1981 Comment
  UCR18860  Pulicaria paludosa John C. Roos 1965-6-23 s.n. Riverside Sonoran (Colorado) Desert, Palm Springs Comment
  JOTR32641  Purshia tridentata var. glandulosa La Doux, Tasha, K. Matthews, S. Szabo, J. Van Warmerdam, B. Truesdell 2007-10-4 2562 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Convergence of Lower Covington Flat and Smith Water Canyon (Stop 3) 1362 Comment
  OBI33525  Purshia tridentata var. glandulosa Wendy Smith 1981-4-30 12 Riverside Santa Rosa Mts. 1/4 mi in on Forest Svc road 6S03. Off hwy 74, 14.6 mi S of jctn with hwy 111 in Palm Desert T6S, R5E, SW 1/4 sec 25 1097 Comment
  UC1135504  Quercus X acutidens A. Lewis 1934-5-1 439 Riverside 1 mi e Ortega Highway; Cleveland National Forest, Elsinore Quad. 944 Comment
  UCD47747  Quercus X acutidens D. Q. Cavagnaro 1963-9-17 85 Riverside State Highway 79, 11.5 miles west of Aguanga, Riverside County, California. 426 Comment
  POM256952  Quercus X morehus W. Pequegnat 1940-6-15 s.n. Riverside Between Horsethief and Rice Canyon, Santa Ana Mts. 1250 Comment
  RSA614235  Quercus agrifolia A. C. Sanders, G Helmkamp 1997-3-15 19979 Riverside Lake Skinner area, N foot of 1700 ft. hill E of Bachelor Mtn., 488 Comment
  RSA652553  Quercus agrifolia var. agrifolia Gotes 1962-4-3 8 Riverside Riverside City College Comment
Read comments Feb 24 2013
  RSA162  Quercus berberidifolia J. T. Howell 1927-8-2 576 Riverside Road to Hemet, Mt. San Jacinto. 1372 Comment
  RSA717583  Quercus berberidifolia A. C. Sanders 2004-4-9 27456 Riverside San Jacinto Valley: Tres Cerritos, ca. 3 miles WNW of Hemet, east of the Lakeview Mtns., in central valley among the three peaks. 488 Comment
  UCR270763  Quercus berberidifolia T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8383 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
  UCR82765  Quercus berberidifolia A. C. Sanders, D. R. Schramm, D. Wappler 1994-10-6 15779 Riverside San Jacinto Mtns., N slope of mtns.: Twin Pines Creek drainage, Azalea Creek and a tributary gully from the west 1189 Comment
  UCR97257  Quercus berberidifolia Scott D. White 1997-2-9 4683 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
  CAS-BOT-BC62436  Quercus chrysolepis Marcus E. Jones 1924-8-30 s.n. Riverside Tahquitz, San Jacinto Mts. Comment
  OBI14295  Quercus chrysolepis H. E. McMinn 1925-7-2 1496 Riverside Tahquitz Peak Trail, San Jacinto Mts Comment
Read comments Jun 21 2012
  UCSB1263  Quercus chrysolepis Lauter, Wolfgang 1960-5-15 Riverside Pinyon Flats Campground, Palms to Pines highway 1219 Comment
  UCSB34696  Quercus chrysolepis Nixon, Kevin; Hendon, Emily 1980-5-23 Riverside 15.9 mi northwest of Idyllwild on Calif. Hwy 243; San Jacinto Mtns Comment
  SEINET5466872 Image available Quercus chrysolepis Richard Carter 1984-12-18 3860 Riverside 1.1 mi NE of Anza on Hwy 371. Canyon at 4-000ft elev. 0 Comment
  HSC101769  Quercus cornelius-mulleri J. P. Smith, J. O. Sawyer, R. J. Cole 2011-6-9 13184 Riverside Along State Route 74 1227 Comment
  UC5587  Quercus cornelius-mulleri Mrs. Gregory 1890-1 Riverside San Jacinto Comment
  SD146253  Quercus douglasii A. C. Sanders, P. J. MacKay, T. Thomas, O. F. Clarke 1997-4-13 20436 Riverside San Joaquin Valley, San Emigdio Ranch, slopes south of San Emigdio Creek, just above confluence with Doc Williams Canyon, on north-facing slope; Eagle Rest Peak 7.5' quad. 915 Comment
Read comments Jul 23 2019
  CAS-BOT-BC257626  Quercus dumosa P. S. Manos 1988-10-27 676 Riverside Gavilan Rd., in Wildlife Preserve 600 Comment
  SEINET10891639  Quercus dumosa Greg Gust, Leith Nye 2005-3-12 Gust 555 Riverside Cleveland National Forest. Hwy 74 west of lower San Juan Picnic Area at pullout W side of Santa Ana Mountain Range. 495 Comment
  RSA476821  Quercus engelmannii N. C. Cooper 1947-4-5 2105 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  RSA564290  Quercus engelmannii Ed LaRue 1993-5-10 s.n. Riverside Murrieta Oaks, 3 miles (airline) NW of Murrieta Hot Springs, W side of Hwy 215 457 Comment
  UCR40270  Quercus engelmannii Steve Boyd 1985-7-30 1047 Riverside Santa Ana Mtns., Santa Rosa Plateau, De Luz Road, 7.8 - 10 mi. west of Rancho California Comment
  RSA87149  Quercus palmeri F. W. Peirson 1922-5-20 3016 Riverside Upper end of Hemet Valley 1463 Comment
  UCD166226  Quercus turbinella Jack Major 1962-4-16 769 Riverside Along California Hwy 74, below Pinyon Flat toward Palm Desert. (Exact location unknown. Coordinates estimated by label maker.) 1220 Comment
  RSA762184  Quercus wislizeni Peter Guiden, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 75 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UCR166153  Quercus wislizeni T. B. Salvato, John F. Green 2004-5-27 561 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
  CAS-BOT-BC362517  Rafinesquia californica Annie M. Alexander; Louise Kellogg 1941-5-7 2130 Riverside 12 miles southwest of 29 Palms, Joshua Tree National Monument 1310 Comment
  POM182081  Rafinesquia neomexicana P. A. Munz 1932-3-14 11977 Riverside Deep Canyon, Coachella Valley 91 Comment
  POM34177  Rafinesquia neomexicana Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater, West Colorado Desert 305 Comment
  RSA775941  Rafinesquia neomexicana Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-31 951 Riverside Dune system along Midland Rice Road, South of Arica Mountains. 305 Comment
  SD45166  Rafinesquia neomexicana Helen K. Sharsmith 1952-4-10 4059 Riverside Joshua Tree National Monument, 5 miles northeast of Cottonwood Springs Smoke Tree Wash 854 Comment
  UCR217805  Rafinesquia neomexicana Jim Andre, T. La Doux 2010-2-28 12547 Riverside Lower Colorado River Valley, along Hwy 95 c. 20 miles south of Vidal Junction, at SE corner of Riverside Mountains 145 Comment
  UCR386  Ranunculus aquatilis Emily E. McGregor 1972-4-30 s.n. Riverside Peninsular Range, 0.5 mi west of Tenaja Station, Tenaja Rd. (6S08). Comment
  UCR1190  Ranunculus californicus Civerolo 1960-4-10 s.n. Riverside Santa Ana Mtns., 3.25 mi west of Murrieta on Tenaja Road toward San Mateo Canyon Comment
  UCR50423  Ranunculus californicus L. F. LaPre, Jack Easton 1988-1-27 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro, Santa Rosa Springs Ranch Comment
  RSA0019605  Ranunculus californicus var. californicus Gale Sphon 1955-5-22 s.n. Riverside Hemet Meadow. Comment
  CLARK-A1528-785  Ranunculus cymbalaria subsp. saximontanus C. M. Flanagan 1973-5-20 OO 512 Riverside Morongo Indian Reservation 0 Comment
  SD86687  Ranunculus cymbalaria var. saximontanus Helen V. Witham 1970-4-29 817 Riverside in creekbed, Palms to Pines Highway, near Lake hemet 1200 Comment
  POM398  Raphanus sativus Robinson, Crocker 1916-4-3 s.n. Riverside Elsinore region. Comment
  RSA33888  Raphanus sativus N. C. Cooper 1944-4-22 1151 Riverside Banning. 762 Comment
  UCR93826  Ratibida columnaris G. R. Ballmer, K. T. Stockwell 1995-6-8 s.n. Riverside Murrieta, Warm Springs Creek, c. 1/2 mile south of Murrieta Hot SpringsFreshwater marsh with seep and stream flow; with Juncus rugulosus, Typha, Xanthium stru., Rorippa nast-aq., Echinochloa crusgalli, etc. 457 Comment
  UCR249823  Rhamnus crocea T. B. Salvato, John Lovio 2013-3-19 7361 Riverside Perris-Aguanga Basin, Menifee Valley, Los Alamos Road at its crossing of Warm Springs Creek, and hill west of Jeanette Drive 402 Comment
  JEPS42076  Rhamnus ilicifolia C. V. Meyer Jun 1927 164 Riverside San Jacinto mt. 1706 Comment
  SFV20161  Rhamnus ilicifolia J. N. Hogue, S. G. Hogue, J. M. Wrublik 2005-9-5 263 .8 Riverside Santa Rosa Mountains Santa Rosa Mountain Truck Trail (=USFS Road 7S02). 0.7 miles from Highway 74. 1500 Comment
  UCR97679  Rhamnus ilicifolia A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19910 Riverside Lake Skinner area, upper Rawson Canyon, 2.5 mi. NNE of Skinner Lake, 1 mi. SW of Crown Valley 595 Comment
  UC18587  Rhamnus tomentella subsp. cuspidata H. M. Hall 1901-6 Riverside vicinity Strawberry Valley; San Jacinto Mountains 1584 Comment
  CAS-BOT-BC170527  Rhus aromatica Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  UCD116878  Rhus aromatica Richard Bates 1949-5-21 s.n. Riverside Pinon flats, Hemet Lake area, San Jacinto Mtns. Comment
  RSA756344  Rhus lancea O. F. Clarke 2009-5-11 s.n. Riverside Riverside, UCR Campus, NW corner of upper reservoir 358 Comment
  UCR163816  Rhus ovata John F. Green 2005-11-2 s.n. Riverside Peninsular Range, Southern Santa Ana Mtns., Santa Rosa Plateau, La Cresta area, 1 mile N of Squaw Mountain, 1.6 mi. NE of Tenaja Guard Station 716 Comment
  CLARK-A1528-2406  Rhus trilobata John C. Roos 1948-5-15 3831 Riverside Eagle Mountains Comment
  RSA543125  Rhus trilobata Steve Boyd 1991-3-17 5473 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
  SEINET273139 Image available Ribes aureum var. gracillimum A. C. Sanders 1997-3-26 20114 Riverside Lake Skinner area: arroyo draining toward the SE arm of the lake crossing the entrance road near the old house site (an 453 Comment
  CLARK-A1528-4127  Ribes cereum John C. Roos 1946-8-27 2782 Riverside Santa Rosa Mountains Comment
  UC729898  Ribes cereum var. cereum Carl B. Wolf 1932-8-5 3968 Riverside above small stream and meadows feeding Tahquitz Creek (on trail from Tahquitz Valley to San Jacinto Peak); San Jacinto Mts. 2804 Comment
  RSA40801  Ribes indecorum Unspecified 1949-3-4 12813 Riverside Indian Canyon, Santa Ana Mts. Comment
  RSA614529  Ribes indecorum Unspecified 1994-1-1 15226 Riverside San Jacinto Mts: Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Road. 915 Comment
  RSA96715  Ribes indecorum E. K. Balls 1954-4-26 19071 Riverside 1/2 way up W side Mt. San Jacinto Comment
  POM48327  Ribes malvaceum var. viridifolium E. C. Jaeger 1925-3-1 s.n. Riverside Snow Canyon, San Jacinto Mts. 457 Comment
  UCSB12539  Ribes nevadense Creighton, B. 1961-5-6 Riverside 18.8 miles south of Banning; on Banning-Idyllwild road; In the San Bernardino National Forest; San Jacinto Mountains 1584 Comment
  SEINET272331 Image available Ribes quercetorum A. C. Sanders, OF Clarke; H Forester 1997-3-2 19766 Riverside Box Spr Mtns: E side of the range in Pigeon Pass area above W end of Quail Call Dr cyn just W of section line. UTM 10k 610 Comment
  UCR151127  Romneya coulteri Scott D. White 1998-10-9 7171 Riverside Peninsular Ranges/Santa Ana Mtns, Corona, near Bedford Canyon: ''Joseph Canyon'' wash near a disused quarry. Site adjacent to housing tracts now under construction, and proposed for same 366 Comment
  SD193257  Rorippa curvisiliqua A. C. Sanders, R. E. Riefner 2005-8-12 31558 Riverside Valley Hi County Park off Highway 243 and Twin Pines Road, at McMullen Flat. 1189 Comment
  UCR50008  Rorippa palustris Maureen Hales Pendleton 1987-12-7 s.n. Riverside Peninsular Range, Old Vail Ranch, off Pala Rd., 1 mile south of Hwy 79 Comment
  UCR77586  Rorippa palustris subsp. occidentalis Steve Boyd 1991-7-13 6407 Riverside Peninsular Range, Temescal Canyon, W base of Gavilan Hills, area of old glass factory between Temescal Wash & I-15, just south of Cajalco Road Comment
  UCR216443  Rubus ursinus Nolan M. Ung 2008-5-20 032 Riverside San Bernardino Valley Region, western Riverside near Pedley, Santa Ana River on the west side of Van Buren Blvd. bridge, north bank of the river 208 Comment
  RSA800237  Rudbeckia hirta var. pulcherrima Justin M. Wood 2010-6-17 2048 Riverside Perris Basin: March ARB, roadside ditch south of Cactus Ave. and west of Heacock St. 473 Comment
  UCR140305  Rumex A. C. Sanders 2004-4-9 27474 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., mouth of canyon on south side, vicinity of Rose Rd. 457 Comment
  UC1951099  Rumex acetosella Scott D. White, Justin Wood 2008-6-18 12236 Riverside San Jacinto Mountains: Meadow N/W of Keen Camp Summit, S/W of Highway 79. USGS Idyllwild 7.5' Quad. Comment
  UCR25086  Rumex acetosella A. C. Sanders 1980-7-22 1720 Riverside San Jacinto Mtns, Dutchman's Flat in Bear Trap Canyon about 1 mi (airline) west of Idyllwild. Between Hwy 243 and Foster Lake 1814 Comment
  RSA736647  Rumex maritimus Justin M. Wood 2008-7-16 39 Riverside Gavilan Hills at Temescal Wash, near Olsen Canyon, 'Morgan' property, Alberhill area. Comment
  SD146180  Rumex pulcher Mitch Provance, Andy C. Sanders 2000-7-4 2095 Riverside Santa Ana River Wash, between Market St. and Riverside Ave crossings 244 Comment
  RSA741213  Rumex salicifolius Scott D. White, Justin M. Wood 2008-5-15 11990 Riverside San Jacinto Mountains: Johnson Meadow. 1415 Comment
  UCR24910  Rumex salicifolius var. denticulatus A. C. Sanders 1980-7-22 1722 Riverside San Jacinto Mtns, Dutchman's Flat in Bear Trap Canyon about 1 mi (airline) west of Idyllwild. Between Hwy 243 and Foster Lake 1814 Comment
  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
Read comments Aug 11 2012
  SBBG69926  Sagina saginoides R. Hoffmann 1929-9-6 Riverside Tahquitz Valley 2438 Comment
  RSA38271  Salazaria mexicana P. A. Munz 1946-10-20 11576 Riverside Palms to Pines Hwy, 11.5 miles south of Palm Springs to Indio Road. Comment
  UC634546  Salix exigua Margaret Stason 1927-3-12 Riverside Thousand Palms; Colorado Desert Comment
  UCR155083  Salix exigua A. C. Sanders, Kelly Volansky 2005-3-17 29240 Riverside Perris-Aguanga Basin Region, French Valley, SE of Winchester Rd. (Hwy 79) between Thompson Rd. and Benton Rd., c. 0.5 mi. NE of Adobe Spring, near San Diego Aqueduct 412 Comment
  UCR270564  Salix exigua var. hindsiana John F. Emmel 1998-5-2 1541 Riverside San Jacinto Mtns., SW foothills, Bautista Canyon, 0.4-0.5 road mile SE of national forest boundary 723 Comment
  CLARK-A1528-831  Salix gooddingii Oscar Clarke 1971-3-31 Riverside Riverside Comment
  POM2034  Salix gooddingii I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon. 457 Comment
  UC537091  Salix gooddingii Philip A. Munz 1932-3-24 12032 Riverside n of Elsinore 304 Comment
  UC219224  Salix laevigata var. congesta P. A. Munz and I. M. Johnston 1922-5-7 5270 Riverside Keyes Ranch Little San Bernardino Mts., Keyes Ranch 1066 Comment
  RSA715298  Salix lasiolepis A. C. Sanders, T. B. Salvato 2006-5-28 32666 Riverside 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. 579 Comment
  UCR21837  Salix lasiolepis 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
  UC1178571  Salix lutea Peter Kamb 1949-5-8 1406 Riverside Hall Canyon San Jacinto Mts., Hall Canyon 1645 Comment
  UCR5882  Salsola gobicola Sally Crum 1966-2-26 s.n. Riverside Western Colorado Desert, about 15 mi out [east] of Banning towards Indio on right [south] side of hwy 183 Comment
  UCR134612  Salsola paulsenii Marisa Sripracha, Kyle Boyd 2004-2-14 019 Riverside Sonoran (Colorado) Desert, Myoma, near 38th Street and Washington Ave, on the Coachella Valley Preserve 120 Comment
  RSA0094958  Saltugilia australis Steve D. Boyd, Tim Ross, Dave Bramlet 1993-5-13 7383 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Wildhorse Canyon, from confluence with Los Alamos Canyon upstream approx. 1 mile. 412 Comment
  RSA0094960  Saltugilia australis Steve Boyd, Tim Ross 1992-5-15 7395 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero. 671 Comment
  RSA469678  Saltugilia splendens E. C. Jaeger 1921-6-18 5457 Riverside San Jacinto Mountains: Caramba, Tahquitz Creek. 1829 Comment
  UCR12138  Salvia X bernardina O. F. Clarke 1972-3-13 s.n. Riverside University of California, Riverside. Botanic Garden 412 Comment
  SBBG71162  Salvia apiana V. Duran 1933-7-1 3491 Riverside near Santa Rosa 1828 Comment
  UC1537562  Salvia apiana Gordon H. True Jr. 1935-3-18 123 Riverside e of Citrus Experimental Station 396 Comment
  RSA401487A  Salvia columbariae H. de Forest, Freda Detmers 1933-3-25 s.n. Riverside Between Banning and Cabazon Comment
  SD249232  Salvia columbariae J. Mark Porter, Lauren E. Machen 1997-2-15 11422 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 miles NE of the Highway 74 exit at Lake Elsinore. 390 Comment
  RSA605760  Salvia mellifera Scott D. White 1996-3-16 3823 Riverside Lakeview Mountains: Perris Basin, Lakeview Mts, N of Winchester, at ''Maze Stone'' Picnic Area 610 Comment
  SD212655  Salvia mellifera Jennifer H. Jones 2006-6-6 384 Riverside Cleveland National Forest alonb CA Highway 74; San Juan Loop Trail head. 598 Comment
  UC1287000  Salvia mellifera C. L. Hitchcock 1966-3-16 24181 Riverside 0.25 mi w Aguanga Comment
  UCD166201  Salvia mellifera Jack Major 1962-4-16 766 -a Riverside Along side of road from Banning to Mt. San Jacinto. (Exact location unknown. Coordinates estimated by label maker.) 914 Comment
  RSA0099994  Salvia pachyphylla Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8576 Riverside Santa Rosa Mountains; on a small ridge/summit area just to the south of the summit of Santa Rosa Mountain. 2438 Comment
  UC219565  Salvia pachyphylla P. A. Munz 1922-6-25 5813 Riverside road from Vandeventer to Santa Rosa; Santa Rosa Mts. 1524 Comment
  UC1281068  Salvia vaseyi H. E. McMinn 1935-6-27 4069 Riverside Palms to Pines Highway Comment
  RSA751395  Salvinia minima Rick E. Riefner Jr. 2009-2-25 9 -17 Riverside City of Lake Elsinore, S side of Alberhill Creek, W of Hwy. 74, vicinity of Bromley Ave. at Bennett St. 380 Comment
  CLARK-A1528-2411  Sambucus caerulea John C. Roos, Lucille Roos 1951-10-24 5341 Riverside Pedley 243 Comment
  CSUSB701  Sambucus mexicana James R. Allen 1962-4-21 24-m 1047 Riverside 0.2 miles east of Mount Vernon on Pigeon Pass Road 335 Comment
  UC219560  Sambucus mexicana P. A. Munz 1922-6-24 5791 Riverside Pipe Creek San Jacinto Mts., Hemet Valley 1402 Comment
  UCR139619  Sambucus mexicana A. C. Sanders 2004-6-30 28383 B Riverside Perris-Aguanga Surface/Menifee Valley Region, Paloma Valley, large rocky hill (1762 ft.) 1 mi. east of Murrieta Rd. and 1 mi. north of Bundy Canyon Rd., c. 5 miles due south of Sun City 518 Comment
  RSA5004  Sanicula arguta Dorothy R. Wolf 1932-3-20 4 Riverside Richman Ranch 2.5 mi N of De Luz. SW Riverside County 457 Comment
  UCR108995  Sanicula bipinnatifida D. L. Banks 1997-3-29 1566 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. Headwaters of Pala Creek at the S extremity of the Reservation, north of the Riverside/San Diego Co. line, west of the intersection of Magee Truck Trail and Moreno Rd including a large area of vernally wet grassland at the extreme SW corner of the Reservation 409 Comment
  POM128365  Sanicula crassicaulis Thos Craig 1927-4-23 204 Riverside Glen Ivy. Comment
  RSA614418  Sanicula crassicaulis D. L. Banks 1997-3-16 1551 Riverside NW Palomar Mountains, Agua Tibia Mountains: North face of Dorland Mountain, the Dorland Mountain Arts Colony along the circular drive that runs around the north side of the compound. 567 Comment
  RSA471123  Sarcodes sanguinea R. S. Woglum 1937-5-22 590 -E Riverside Santa Rosa Mountains, near Santa Rosa Indian Reservation. Comment
  SBBG45008  Sarcodes sanguinea N. C. Cooper 1944-6-17 1404 Riverside Pine Cove 1828 Comment
  CLARK-A1528-127  Sarcostemma cynanchoides subsp. hartwegii Fred B. Essig 1967-4-2 Riverside Glen Ivy Hot Springs Comment
  CLARK-A1528-1469  Sarcostemma hirtellum John C. Roos 1937-4-18 Riverside Colorado Desert Comment
Read comments Mar 3 2014
  RSA585633  Saxifraga californica D. L. Banks, Steve Boyd 1995-3-15 0068 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 720 Comment
  SEINET3386494 Image available Schedonorus arundinaceus Mitchell Provance 2003-1 6528 Riverside San Bernardino Valley; Glen Avon (near border with Fontana) along the NW base of the Jurupa Mountains, south of Philadelphia St. and just east of Country Village Rd 253 Comment
  RSA574566  Schedonorus arundinaceus Steve Boyd 1985-7-23 1016 Riverside De Luz Road, 8.0 miles W of Rancho California. Sandia Creek. 305 Comment
  RSA0124390  Schismus arabicus Duncan S. Bell, Sarah De Groot, LeRoy Gross 2016-2-17 8744 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting on the Martinez Slide to the north of Toro Canyon, approximately 5.25 air miles east northeast of the summit of Martinez Mountain. 123 Comment
  RSA777677  Schismus arabicus Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 983 Riverside Iron Mountains, on southwest side of mountains in drainage on either side of the road 419 Comment
  UCR213272  Schismus arabicus A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37432 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
  UCR19788  Schoenoplectus acutus var. occidentalis E. W. Lathrop 1966-6-1 6365 Riverside Santa Ana Mtns., Santa Rosa Plateau, Tenaja Range, Los Alamos Road, 14 mi NW of Murrieta Comment
  SBBG87827  Schoenoplectus americanus A. C. Sanders with Pitzer, Charlton, Kniffen 1986-3-3 6093 Riverside Corn Spring, wash below the spring and wash and rocky slopes to the S; Chuckawalla Mtns 487 Comment
  SDSU12971  Schoenoplectus pungens var. longispicatus Michael G. Simpson 1999-10-27 2039 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  UCR151036  Scirpus microcarpus Scott D. White 1998-7-31 6956 Riverside San Jacinto Mts., Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park 1951 Comment
  CSUSB908  Scrophularia californica 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
  RSA674596  Scutellaria bolanderi subsp. austromontana Scott D. White 2000-8-5 8104 Riverside San Jacinto Mountains: Near Mountain Center. Unnamed ephemeral drainage (tributary to S Fork, San Jacinto River). 1402 Comment
  RSA740937  Scutellaria bolanderi subsp. austromontana Scott D. White, Justin M. Wood 2008-7-9 12439 Riverside K Flat, from large pond downstream to meadow. 1427 Comment
  CAS-BOT-BC341097  Scutellaria mexicana Nancy Ryan Zabriskie; Walter Zabriskie 1972-3-30 504 Riverside Below Pinyon Crest in Chapman's Rancheros area toward Dos Palmas Spring; north-west of Hwy 74 in Santa Rosa Mts. (Site 11) 1097 Comment
  CAS-BOT-BC341102  Scutellaria mexicana Emma B. Mundy 1921-3-22 4484 Riverside Andreas Canyon Region Comment
  LA55082  Scutellaria mexicana J. A. Ewan; 1930-4-18 3102 Riverside Dry Morongo Creek below Morongo Valley 518 Comment
  OBI71050  Scutellaria mexicana Larry Kelly, David J. Keil 1988-4-16 55 Riverside Ca. 5 mi from hwy 10 on rd through Ocatillo garden, and cholla patch in Joshua Tree natl Monument Comment
  SD232705  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 E of Hwy 62. 519 Comment
  SBBG47492  Scutellaria siphocampyloides N. C. Coopeer 1944-7-16 1540 Riverside Pine Cove 1524 Comment
  RSA683701  Selaginella bigelovii P. J. Remple 1942-3-2 s.n. Riverside Whitewater Canyon. Comment
  UCR19830  Selaginella eremophila Freda Detmers 1930-2-2 s.n. Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Palm Canyon Comment
  POM299279  Senecio douglasii var. monoensis A. M. Alexander, Louise Kellogg 1941-5-9 2142 Riverside Cottonwood Spring, Eagle Mountains 884 Comment
  UCR209591  Senecio flaccidus var. douglasii Robert J. Steers, Stan C. Spencer, Matt Willis 2009-6-1 s.n. Riverside San Gorgonio Pass, near the town of Cabazon, west side of the San Gorgonio River on the Morongo Indian Reservation, c. 0.2 mi. WSW of the corner of Dailey Rd. and Sullivan Rd. 675 Comment
  UC219243  Senecio mohavensis Edmund C. Jaeger 1922-3-4 1106 Riverside Painted Canyon near Mecca; Painted Canyon Comment
  UCR52152  Senecio mohavensis Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2197 Riverside Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  RSA0093798  Senna armata Jim M. Andre 2012-4-11 20725 Riverside Little San Bernardino Mountains; along road to Cottonwood Spr. (Utah Trail or Eldorado Mine Rd) 1 mi NW of Fried Liver Wash, approx 15 mi. south of Hwy 62 at 29 Palms. 617 Comment
  UC1128900  Senna armata H. S. Yates 1936-4-7 5444 Riverside 8 mi. n. Mecca; Thermal Quad. Comment
  CAS-BOT-BC229148  Sequoiadendron giganteum Rudolf Schmid; Mena Schmid 2009-5-1 2009 -6 Riverside NW. San Jacinto Mtns., ne. of HW 243 ca. 16 highway km nw. of Idyllwild, in the s. unit of the San Bernardino National Forest, on sw. flank of Black Mtn., Just left (as ascending) of Black Mountain Trail in flat open area on the sloping plateau..., 2369 Comment
  UCR59700  Sesbania herbacea George K. Helmkamp 1989-9-16 s.n. Riverside Sonoran (Colorado) Desert, Colorado River Valley; hayfield on W side of state Hwy 78, 0.7 mi north of Palo Verde 71 Comment
  RSA605766  Setaria adhaerens A. C. Sanders 1995-5-23 17121 Riverside Colorado Desert, Coachella Valley: alluvial fans below the Santa Rosa Mtns., near the mouth of Martinez Cyn., at end of 72nd Ave. Comment
  UC1132945  Setaria viridis H. S. Yates 1936-8-29 6373 Riverside Idlewild San Jacinto Quad., Idlewild Comment
  UC1132950  Setaria viridis H. S. Yates 1937-6-28 6742 Riverside near Indio; Thermal Quad. Comment