Search Results — 2000 specimen records retrieved (1890 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCSB12  Abies concolor Bobkowski, Jr., Vincent 1960-5-14 Riverside At Black Mountain Camp, San Bernardino National Forest Comment
  SEINET10719539  Abies concolor var. lowiana Karen M. Meyer, Andrew Townesmith; Tracy Scott 2007-3-16 Meyer 18 Riverside San Bernardino National Forest. Mix between oak chaparral and pine forest. Next to Lake Fulmor, 17 mi. S on Hwy 243 (off I-10). 1632 Comment
  CAS-BOT-BC229329  Abronia villosa L. R. Abrams 1913-7-16 5010 Riverside Between Elsinore & Corona, Riverside Canyon Comment
  CSUSB580  Abronia villosa Steve Stadler 1966-2-27 022766 19 Riverside East of Indio; 20 yards off Indio-Desert Center Road; 100 yards east of the road's intersection with the Coachella Canal. Comment
  UC1392988  Abronia villosa R. F. Hoover 1969-4-14 11232 Riverside Just s of s city limit; Palm Springs Comment
  UC7620  Abronia villosa H. M. Hall 1901-6-1 2166 Riverside San Jacinto Mountains, Thomas Valley 1371 Comment
  POM123198  Abronia villosa var. aurita Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  UC1552146  Abronia villosa var. aurita David Charlton 1988-2-19 1208 Riverside Orocopia Mtns. Comment
  UCR22485  Abronia villosa var. villosa C. S. Jones 1979-2-24 9 Riverside Sonoran (Colorado) Desert, 6 mi. from Desert Center, NE Rice Road 183 Comment
  UCR244443  Abronia villosa var. villosa Jim Andre 2012-4-16 20934 Riverside Southern Mojave Desert, Joshua Tree National Park; along Geotour Road, at north end of one-way loop in Pleasant Valley at foot (south end) of Hexie Mtns, 6.7 mi. south of (paved) National Park Loop Rd. 990 Comment
  UCR33820  Abutilon theophrasti A. Kishaba 1983-10-25 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, SW of Indio near Lake Cahuilla, melon field at intersection of Jefferson St. and Airport (Ave 56) Blvd. 0 Comment
  JEPS90901  Acacia greggii W. L. Jepson 1912-10-29 5246 Riverside Riverside Mountains, along the Colorado River, Needles to Yuma Colorado River; Riverside Mountains, Colorado River 91 Comment
  UC68625  Acacia greggii H. M. Hall Apr 1905 5987 Riverside near Indio (Colorado Desert); Colorado Desert 30 Comment
  RSA414904  Acacia greggii var. arizonica N. C. Cooper 1943-10-8 964 Riverside Banning. Comment
  RSA651555  Acacia greggii var. arizonica David B. Dunn 1947-7-12 2965 Riverside Pushawalla Canyon, Indio Hills. Top of the hill on the east side. Comment
  RSA666720  Acacia redolens A. C. Sanders, T. B. Salvato 2001-3-30 23856 Riverside Temecula, Long Canyon west Del Rey Rd., along bottom of canyon W of junction of Av. Pina Colada. 366 Comment
  LA210544  Acamptopappus sphaerocephalus Harlan Lewis; 1935-4-6 1160 Riverside Palm Springs 152 Comment
  RSA314634  Acamptopappus sphaerocephalus var. sphaerocephalus R. F. Thorne, Fosberg, M. H. Sachet, Derral Herbst 1983-4-23 55428 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  UC29227  Acamptopappus sphaerocephalus var. sphaerocephalus H. M. Hall 1901-6-1 2108 Riverside eastern base San Jacinto Mountains; Colorado Desert Comment
  CLARK-A1528-1375  Acer negundo subsp. californicum John C. Roos 1952-6-25 5790 Riverside Fairmont Park Comment
  UCR193903  Achillea millefolium A. C. Sanders, Mitch Provance 2008-7-11 35779 Riverside Peninsular Range; San Jacinto Mtns., FS road 5S02 to Coldwater Creek below road to helipad, 1 mi. NE of Mountain Center, c. 1/2 mile NE of Keenwild Fire Station 1463 Comment
  UCR3296  Achillea millefolium T. R. Plumb 1964-Apr-May- s.n. Riverside Upper Santa Ana River/San Bernardino Valley Region, Riverside, dry wash W side of Forest Fire Lab, Canyon Crest Dr. 306 Comment
  RSA599121  Achnatherum coronatum V. W. Steinmann, D. L. Banks 1996-4-20 837 Riverside Agua Tibia Mountains, ca. 15 km east of Temecula, less than 1 km south of Route 79 at the Dorland Mountain Arts Colony, just southwest of the administration building., ca. 33?28'N, 117?01'W 500 Comment
  CHSC26095  Achnatherum parishii Dieter H. Wilken 1965-6-29 387 Riverside West end of the Hemet Valley (Garner Valley) near lake Hemet San Jacinto Mtns. 1371 Comment
  SD51943  Acmispon americanus Reid Moran 1962-7-7 9865 Riverside Strawberry Creek, 2.0 miles southwest of Idyllwild, San Jacinto Mountains. 1550 Comment
  OBI39886  Acmispon glaber var. brevialatus M. Rosczyk & G. Helmkamp, G. Helmkamp 1985-4-4 208 Riverside Big Morongo Preserve. S of Morongo Valley. Main cyn where it opens into the Coachella Valley 503 Comment
  SDSU4342  Acmispon glaber var. brevialatus H. Wedberg 1965-5-23 1117 Riverside At 1/2 mile east of Cranston Ranger Station on the road from Hemet to Mountain Center. 610 Comment
  SEINET957539  Acmispon micranthus S. Boyd 1986-1 1795 Riverside Southwestern Perris Basin: Hill W of Skunk Hollow. Gabbro substrate; Skunk Hollow vernal pool with silty clay. Comment
  SD70397  Acmispon rigidus W. L. Jepson 1914-5-17 Riverside Summit Cottonwood Mountains 914 Comment
  UCD104473  Acmispon strigosus H. S. Yates 1937-3-23 6404 Riverside 2 miles north of Palm Springs. 213 Comment
  CAS-BOT-BC139859  Adenostoma sparsifolium Winifern W. Swarth 1914-9-8 s.n. Riverside Trail below Strawberry Valley, San Jacinto Mts. 1524 Comment
  UCR196977  Adenostoma sparsifolium Mark A. Elvin 2004-10-12 3812 Riverside San Jacinto Mountains, south of Idyllwild, north of Mountain Center along Hwy 243 1524 Comment
  CAS-BOT-BC69649  Adiantum capillus-veneris Edmund C. Jaeger 1922-3-18 s.n. Riverside Eagle Canyon, 4 mi. e. of Palm Springs. Comment
  SDSU13825  Adiantum jordanii W. Miller, C. Mosse 1972-8-9 Riverside About 1/2 way to river. Comment
  SEINET6755957 Image available Agave deserti James Henrickson 1969-10-25 4262 Riverside 16 miles SW of Idyllwild at summit of Palms to Pines Grade 1494 Comment
  UCR45940  Ageratina adenophora Barbara J. Fuchs 1968-5-12 70 Riverside Peninsular Range; Santa Ana Mtns., Hwy 74, 15 mi west of Lake Elsinore, Cleveland National Forest 610 Comment
  CAS-BOT-BC46156  Agoseris heterophylla H. M. Hall 1901-6-1 2038 Riverside San Jacinto Mountains, south side 1341 Comment
  SEINET5335835  Agropyron trachycaulum var. trachycaulum H. M. Hall 2174 Riverside Thomas Valley. 1372 Comment
  SEINET10810356  Agrostis exarata Unknown Anonymous s.n. Riverside Cabazan. Comment
Read comments Sep 2 2017
  UCR265592  Agrostis scabra Jordan Zylstra 2014-7-6 14019 Riverside San Jacinto Mountains, Fobes Canyon 1524 Comment
  RSA24222  Allenrolfea occidentalis C. B. Wolf 1941-1-5 s.n. Riverside Colorado Desert, E side of Salton Sea. 1/2 way between Date Palm Beach and Salton Beach. -70 Comment
  UCR163053  Allionia incarnata B. G. Pitzer, G. R. Ballmer 2000-10-14 4216 Riverside Sonoran (Colorado) Desert, south of eastern Ford Dry Lake, south side of Hwy I-10 along gasline road, 0.5-0.75 mi. east of Ford Lake Rd. exit, c. 22 miles west of Blythe 115 Comment
  UCR167237  Allionia incarnata 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
  RSA778520  Allionia incarnata Amber Swanson, Linda Jean Foster 2011-10-8 637 Riverside Large wash off Blythe Rice Rd 270 Comment
  POM368116  Allium cratericola Philip A. Munz, I. M. Johnston 1922-5-21 5512 Riverside Kenworthy, San Jacinto Mountains. 1418 Comment
  UCR16036  Allium fimbriatum B. A. Carlson 1978-5-13 s.n. Riverside Santa Rosa Mtns., N of Hwy 74 & 20 m south of Pinyon Flat Campground boundary. 1220 Comment
  POM230625  Allium haematochiton I. W. Clokey 1935-4-18 6555 Riverside Gavilan Peak 600 Comment
  RSA613152  Allium haematochiton Darin L. Banks 1997-4-5 1660 Riverside NW Palomar Mountains, Agua Tibia Mountains: Agua Tibia Wilderness Area. South of Dorland Mountain, just east of the Wilderness Area boundry with the Pechanga Indian Reservation, along a tributary of the north fork of Pechanga Creek. 670 Comment
  UCR281565  Allium haematochiton Mitch Provance, John Hazlett, Matt K. Beyers, Jeremiah George 2017-4-4 417- 96 Riverside Gavilan Hills, Proposed SCE transmission route, 0.4 miles NW of Lake St. and Walker Canyon Rd. 418 Comment
  RSA343873  Allium lacunosum var. lacunosum Robert F. Thorne, Walter Wisura, E. W. Lathrop, Sara Meury 1985-5-18 60652 Riverside Santa Rosa Plateau: Mesa de Colorado 625 Comment
  UCR42430  Allium munzii Steve Boyd 1986-4-20 1725 Riverside Gavilan Plateau, Gavilan Hills, hillside south of Harford Springs County Park. 616 Comment
  UCR77593  Allium peninsulare Steve Boyd, L. Arnseth, Orlando Mistretta 1991-5-6 6130 Riverside SE end of Gavilan Hills, east of Arroyo del Toro, north-facing slope of low hill 488 Comment
  HSC84117  Allium praecox Dale McNeal 1981-3-30 2435 Riverside NE slope of Gavilan Peak, 0.6 mi. S of Cajalco Rd. on Gavilan Rd. Comment
  CDA7116  Allium subhirsutum A. C. Sanders 1998-4-12 21752 Riverside Yard of residence at 5081 Magnolia Ave, corner of Chapman Place, Riverside. Comment
  RSA180489  Allophyllum glutinosum E. W. Lathrop 1960-6-10 4992 Riverside 14 miles west of Murrieta. Comment
  POM123325  Alnus rhombifolia Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  SD60432  Alnus rhombifolia Reid Moran 1964-7-27 11856 Riverside Canyon of Santa Margarita River, 2.5 miles south-southwest of Temecula 199 Comment
  UCR54451  Alnus rhombifolia A. C. Sanders, E. J. Lawlor 1988-10-22 8726 Riverside Santa Rosa Mtns, Pinyon Flats Area, along Horsethief Creek where the trail from the Dolomite Mine Crosses. 1100 Comment
  UCR263225  Amaranthus blitoides A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41467 Riverside San Gorgonio Pass, San Gorgonio River wash, c. 2.95 miles ESE of Cabazon, c. 0.84 mi. NNW (335 deg. ) of One Horse Spring, south of I-10 and SE of water bottling plant, edge of wind farm 452 Comment
  RSA660912  Amaranthus palmeri Mitch Provance 1998-6-20 711 Riverside Jurupa Mountains: Glen Avon Heights, on the N side of Conning St. (dirt road portion traversing from W to E), which lies between Campbell St. and Lindsay St. 262 Comment
  JEPS40939  Ambrosia acanthicarpa Marjorie D. Clary 1932-10-2 1572 Riverside 6 mi w Indio; Colorado Desert, Point Happy 30 Comment
  JOTR35518  Ambrosia acanthicarpa La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, B. Truesdell, M. Wheeler 2012-10-2 3338 Riverside Joshua Tree National Park. Queen Valley along Park Blvd, approx 400 m W of GeoTour Rd 1341 Comment
  POM263162  Ambrosia acanthicarpa J. C. Roos 1937-8-19 359 Riverside Thomas Valley, San Jacinto Mts. Comment
  UCSB14593  Ambrosia acanthicarpa Breedlove, Dennis 1961-8-5 Riverside Along State Highway 74, 5 miles east of Keen Camp, Hemet Valley, San Jacinto Mountains 1341 Comment
  CLARK-A1528-4996  Ambrosia dumosa John C. Roos 1948-4-24 3796 Riverside Whitewater Comment
  IRVC729  Ambrosia dumosa L. T. McHargue 1966-11-25 s.n. Riverside Coachella Valley; 0.5mi. E of Junction of Ramon Road and 1000 Palms Canyon Road northern Sonoran Desert Comment
  JOTR36091  Ambrosia dumosa La Doux, Tasha, A. Johnson, A. Miller, T. Vaughn 2007-10-25 3318 Riverside Joshua Tree National Park. Pinto Mtn foothills, San Bernardino Wash, approx. 0.75 km south of Sunset Mine (STOP4). 475 Comment
  UC1922419  Ambrosia dumosa Naomi Fraga, Lisa Rojas 2005-2-10 1415 Riverside Colorado Desert; Northeastern Colorado Desert region; Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 502 Comment
  RSA261590  Ambrosia ilicifolia Trudy R. Ericson 1976-4-17 509 Riverside Coll. at the base of rocky cliffs in wash area which is 13.7 mi. from intersection of Corn Springs and Chuckwalla Roads. 671 Comment
  RSA180511  Ambrosia psilostachya E. W. Lathrop 1960-6-6 4832 Riverside 14 miles W. of Murrieta. Comment
  UCR141258  Ambrosia psilostachya A. C. Sanders, Kelly Volansky 2004-10-6 28824 Riverside Santa Ana Mtns./Santa Rosa Plateau, 41050 Avenida La Cresta, south of Sierra Maria Rd. and c. 1.5 mi. north of Tenaja Rd., c. 2 miles NW of the Mesa de Colorado 671 Comment
  UC32871  Ambrosia salsola var. salsola S. B. Parish Apr 4 1896-Apr 13 1896 4123 Riverside desert base San Jacinto Mt.; Palm Springs (Agua Caliente) 152 Comment
  UC61554  Ambrosia salsola var. salsola Miss Mary McKibben 1904-4-1 Riverside Mecca Colorado Desert -60 Comment
  POM223449  Amelanchier utahensis Mary F. Spencer 1922-6-7 s.n. Riverside Mt. Tahquitz Comment
  SD146229  Ammannia robusta A. C. Sanders, D. Bramlet et al 1999-10-15 23176 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. Comment
  UCR91732  Amorpha californica A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18100 Riverside San Bernardino Mtns, Morongo Indian Reservation, natural pond & bog at SE edge of Burro Flats 1100 Comment
  UC708746  Amorpha californica var. californica H. K. Wagnon 1944-5-25 395 Riverside by stream near entrance to Tahquitz Canyon; Palm Springs Comment
  RSA0065487  Amsinckia Eleanor McClung 1937-3-23 26 Riverside Palm Springs. Comment
  RSA0089608  Amsinckia intermedia D. L. Banks, S. D. Boyd 1995-5-3 242 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 512 Comment
  SDSU18726  Amsinckia intermedia C. Matt Guilliams 2008-2-13 454 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 410 Comment
  UCR226080  Amsinckia intermedia A. C. Sanders, T. B. Salvato 2011-4-1 38949 Riverside Peninsular Range, Lake Elsinore, old house site on hill top along Baker St. below large water tank on hill, 0.83 km NW of Hwy 74, 0.5 km SW of Elsinore Outlet Mall/Collier Ave., above Temescal wash 403 Comment
  UCR250214  Amsinckia intermedia A. C. Sanders 2014-4-8 40978 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
  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
  SD126651  Amsinckia menziesii Jerilyn Hirshberg 1989-3-20 Riverside Santa Rosa Plateau, South of town of Murrieta: Southwest of Mesa de Burro 609 Comment
  JEPS61106  Amsinckia menziesii var. menziesii W. L. Jepson 1939-4-17 19123 Riverside 2 mi s on Road to Temecula Corona Comment
  UCR95231  Amsinckia menziesii var. menziesii D. L. Banks, Dylan Hannon 1996-5-3 0988 Riverside NW Palomar Mtns, Agua Tibia Mtns; Foothills south of Hwy 79; east of the Dripping Spring Campground; c. 300 m east of the Dripping Springs Guard Station 488 Comment
  UCR154993  Amsinckia retrorsa A. C. Sanders, Kelly Volansky 2005-3-17 29230 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
  UCR244404  Amsinckia tessellata var. tessellata Jim Andre 2012-4-16 20956 Riverside Joshua Tree National Park;, along Geotour Road, at SW end of one-way loop in Pleasant Valley at foot drainage below Pinyon Well, c. 7.5 mi. south of paved National Park Loop Rd. 1095 Comment
  CAS-BOT-BC272869  Ancistrocarphus filagineus Steve Boyd 1986-4-22 1772 Riverside Temescal Canyon: Terrace escarpment E side of Indian Wash, S of I-15 Comment
  SD146104  Andropogon glomeratus var. scabriglumis A. C. Sanders, Pam MacKay, Tim Thomas, O. F. Clarke 1996-11-23 19657 Riverside San Bernardino Mountains, Whitewater Canyon, just above Bonnie Bell, 2.3 miles below the stream crossing near the fish hatchery, east of VAMB Captain; White Water 7.5' quad. Rocky canyon. In moist sand at the edge of the stream. 534 Comment
  RSA640307  Anemopsis californica L. C. Wheeler 1931-7-30 s.n. Riverside Fairmount Park. Comment
  UCR174515  Anemopsis californica A. C. Sanders, John F. Green 2006-5-18 32377 Riverside Peninsular Range, French Valley, Briggs Road, stream crossing just south of Los Alamos Road, upstream of Adobe Spring and west of Hwy 79 409 Comment
  POM48874  Angelica tomentosa P. A. Munz, I. M. Johnston 1924-7-26 8708 Riverside common on north slopes, 8 mi. S of Banning. 1372 Comment
  JOTR35463  Anisocoma acaulis Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 64 Riverside Joshua Tree National Park. Little San Bernardino Mtns; W. of Juniper Flats (stop4) Comment
  SEINET3145663  Antennaria rosea subsp. rosea H. M. Hall 2401 Riverside Tamarack Valley 2835 Comment
  UCR207815  Anthriscus caucalis O. F. Clarke 2004-4-14 s.n. Riverside San Bernardino Valley Region, Riverside, west side of Santa Ana River opposite the south end of Mt. Rubidoux, SE of Flabob Airport, south of bend in Crestmore Rd. and 2 mi. south of Mission Blvd., east of Co. Parks Hqtrs. 229 Comment
  POM17948  Antirrhinum coulterianum Philip A. Munz 1923-6-14 7106 Riverside Trail from Glen Ivy to Santiago Peak. 1006 Comment
  RSA619536  Antirrhinum coulterianum D. L. Banks 1997-5-5 1985 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
  SJSU11491  Antirrhinum coulterianum J. W. Tofflemire 1957-4-19 Riverside Sobobo Indian Reservation by community of San Jacinto Comment
  UC26361  Antirrhinum coulterianum Geo. F. Reinhardt Jun 1897 Riverside San Jacinto Valley Comment
  UCR146443  Antirrhinum coulterianum R. F. Thorne, Et al. 1969-6-24 38103 Riverside San Jacinto Mtns., San Bernardino National Forest, above James Reserve in Hall Canyon 1677 Comment
  UCR213527  Antirrhinum coulterianum A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38368 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., c. 1.0 mi. NNE (04 deg. ) of intersection of I-15 and Lake St. 503 Comment
  UCR71982  Antirrhinum coulterianum Steve Morgan, H. M. Soldan 1992-5-25 92 5 Riverside Santa Rosa Mtns, SE end of San Bernardino National Forest, c. 17 mi (airline) due south of Cathedral City, on County Road 7S02 (Santa Rosa Truck Trail), from 0.5 to c. 1.5 mi south of Calif. Hwy 74 Comment
  UCR1123  Antirrhinum filipes Emmylou M. Krausman 1958-4-5 29 Riverside Sonoran (Colorado) Desert, Corn Springs, Chuckwalla Mtns. 9.9 mi up the canyon to vicinity of Aztec Wells 396 Comment
  SD143759  Aphanes occidentalis A. C. Sanders, G. Helmkamp 1997-3-15 19956 Riverside Lake Skinner area: Northeast of Skinner Lake in a tributary to Rawson Canyon, along dirt road. North-facing slope in a brushy side canyon 502 Comment
  UCR177421  Apiastrum angustifolium Scott D. White, Michael Honer 2003-4-4 8946 Riverside Peninsular Ranges; Perris-Aguanga Basin, Temescal Canyon, dissected bajada bench, below and east of Horsethief Canyon, immediately south of I-15 Fwy 427 Comment
  RSA97396  Apiastrum angustifolium F. W. Peirson 1922-5-19 5430 Riverside 5 miles northeast of Murrieta. Comment
  RSA737117  Apium graveolens Justin M. Wood 2008-10-15 183 Riverside Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  VVC25  Apium graveolens P. J. MacKay 1975-6-1 s.n. Riverside Cismontane S Cal, Chino vic Euclid Ave bordering a channel from Prado Dam 159 Comment
  RSA802255  Apocynum cannabinum Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 5002 Riverside In Strawberry Creek below Strawberry Valley approximately 2.25 air miles southwest of Idyllwild. Comment
  SD136932  Apocynum cannabinum Steve Boyd, Tim Ross, Dave Bramlet 1993-5-12 7327 Riverside Santa Ana Mountains, San Mateo Cyn Wilderness Area. San Mateo Canyon, along stream from Los Alamos Canyon to Tenaja Canyon 365 Comment
  UCR239803  Arabidopsis thaliana O. F. Clarke 2005-1-8 s.n. Riverside Peninsular Range, Riverside, UCR campus, planter area across driveway from Batchelor Hall loading dock 334 Comment
  RSA297066  Arabis holboellii var. retrofracta John F. Emmel 1974-5-19 493 Riverside Along Middle Ridge Drive on slope 0.3 air miles SSW of confluence Bear Trap Cyn Creek and Strawberry Creek, SW of Idyllwild. 1585 Comment
  UCR20114  Arabis johnstonii Jeanine Derby 1977-1 s.n. Riverside San Jacinto Mtns., Garner Valley. S exposure on E end of Quinn Flats Comment
  UCR47280  Arabis pulchra D. C. Hawks 1987-5-16 s.n. Riverside Terwilliger Valley, S of Anza, Terwilliger Road, 0.9 mi. south of intersection with Wellman Road 1189 Comment
  POM98010  Arabis pulchra var. gracilis E. C. Jaeger 1926-3-24 s.n Riverside Eagle Mountains. Comment
  SEINET3239809  Arceuthobium campylopodum R. L. Mathiasen 2009-1 2009 -69 Riverside Across street from Idylwild Ranger Station, Idylwild, CA. 1700 Comment
  UCR205285  Arceuthobium campylopodum Scott D. White, T. B. Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8651 Riverside San Jacinto Mtns, Idyllwild area; 'Strawberry Fuelbreak' between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek 1646 Comment
  RSA629176  Arctostaphylos Jon E. Keeley 1992-7-16 16602 Riverside Hwy 371 & Burnt Valley Rd. San Jacinto Mtns. 1250 Comment
  SD254598  Arctostaphylos glandulosa A. C. Sanders, Glen Morrison 2016-8-4 42621 Riverside San Jacinto Mountains: Highway 74 below McGaugh Road, west slope of the mountains at mile post 58.19, below Mountain Center. 1310 Comment
  UCR273485  Arctostaphylos glandulosa A. C. Sanders, Glen Morrison 2016-8-4 42621 Riverside Peninsular Range; San Jacinto Mtns., Hwy 74 below McGaugh Rd., west slope of the mountains at mile post 58.19, below Mountain Center 1311 Comment
  UCR273501  Arctostaphylos glandulosa A. C. Sanders, Glen Morrison 2016-8-4 42601 Riverside Peninsular Range; Santa Ana Mountains, south side of South Main Divide Road, SE of Morgan Trailhead into San Mateo Wilderness, 0.17 km NE (46 deg. ) of Lion Spring 872 Comment
  RSA612363  Arctostaphylos glandulosa subsp. adamsii D. L. Banks, Joe Moreno 1997-2-5 1259 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,, including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  CAS-BOT-BC23117  Arctostaphylos glandulosa subsp. glandulosa Walter Knight; Irja Knight 1985-4-3 6063 Riverside Between Idylwild and Banning on Hwy 243 btween Vista Grande forest station and Hurley Flats road. 1463 Comment
  RSA257633  Arctostaphylos glandulosa subsp. leucophylla Gary D. Wallace 1967-5-6 742 Riverside N. side of the San Jacinto Mtns. along the road between Idyllwild and Banning N of McMullen Flat. 1220 Comment
  RSA629445  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-7-16 16587 Riverside Red Mountain Road/Stanley Road, 11.7 km east of R3 on Stanley Road. 975 Comment
  UCR95942  Arctostaphylos glandulosa subsp. leucophylla Scott D. White 1996-8-1 4450 Riverside San Jacinto Mountains, Idyllwild area north of Isomata along USFS Road 5S24.1 1646 Comment
  RSA631737  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19285 Riverside Highway 79, 2 km west of Radec. 550 Comment
  RSA631781  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19276 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631851  Arctostaphylos glauca Jon E. Keeley 1992-4-17 15083 Riverside End of Woodchuck Road, Woodchuck Resort. 2 km south of Highway 79. 670 Comment
  RSA632644  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16578 Riverside Red Mountain Road/Stanley Road, 11.7 km east of R3 on Stanley Road. 975 Comment
  UC876404  Arctostaphylos glauca F. R. Fosberg 1939-3-9 S 1532 Riverside small steep side canyon Mission Canyon Comment
Read comments Feb 17 2013
  UCR159834  Arctostaphylos glauca Steve Boyd, Valerie Soza 2004-6-22 11554 Riverside Peninsular Ranges; San Jacinto Mountains region, Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along Forest Service Road 5N13 near 5N06 1463 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
  UC1334957  Arctostaphylos parryana H. A. Jensen 1937-11-5 444 Riverside ridge between Strawberry Valley and Tahquitz Valley; San Bernardino Nat. Forest, San Jacinto Quadrangle 2468 Comment
  RSA633543  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Melanie Baer-Keeley 1993-4-23 22669 Riverside Road to Santa Rosa Mountain. 2000 Comment
  RSA633604  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22518 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633643  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20136 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633751  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21781 Riverside Dirt road to Santa Rosa Mountain, 12.3 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 2190 Comment
  CAS-BOT-BC44330  Arctostaphylos pringlei subsp. drupacea H. E. McMinn 1925-7-2 1495 a Riverside Tahquitz Trail, San Jacinto Mts. Comment
  POM49832  Arctostaphylos pringlei subsp. drupacea P. A. Munz, I. M. Johnston 1924-7-29 8855 Riverside 5 miles SE of Poppet Flat, San Jacinto Mtns. 1372 Comment
  RSA256990  Arctostaphylos pringlei subsp. drupacea Gary D. Wallace 1967-5-6 741 Riverside San Bernardino Mt. for. south of Banning in San Jacinto Mtns. along road to idyllwild, north of McMullen Flat. Comment
  RSA635643  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-17 16743 Riverside Morris Ranch Rd. (6S06), 6.3 km east of Hwy 74, western base of Pyramid Pk., San Jacinto Mountains. 1680 Comment
  RSA635646  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-16 16610 Riverside Road to Santa Rosa Mtn. (7S02), 0.5 km south of Hwy 74. 1475 Comment
  SFV2660  Arctostaphylos pringlei subsp. drupacea A. Thompson 1959-4-10 Riverside San Jacinto Mountains Along side San Gorgonio Road. 1799 Comment
Read comments Jun 3 2013
  SD233274  Arctostaphylos pungens Scott D. White, Justin M. Wood 2009-5-22 12893 Riverside San Jacinto Mountains: Quinn Flat Meadow. Meadow and adjacent uplands. 1372 Comment
  RSA631309  Arctostaphylos rainbowensis Jon E. Keeley 1992-7-17 16759 Riverside Road to Thomas Mtn. (5S15), 1.8 km south of Toolbox Spring, west of Garner Valley, San Jacinto Mountains. 1785 Comment
  RSA636028  Arctostaphylos rainbowensis Jon E. Keeley 1992-4-5 15061 Riverside Rainbow Canyon Rd., 2 km south of Pala Rd. 370 Comment
  SD236273  Arctostaphylos rainbowensis Annie L. Bustamante 2007-9-6 102 Riverside Peninsular Range - Santa Ana Mountains: Santa Margarita Ecological Reserve; c. 0.7 km west of Highway 15, c. 1 km from Santa Margarita River. Along trail. 602 Comment
  UCR63512  Arctostaphylos rainbowensis Scott D. White 1990-6-14 s.n. Riverside Peninsular Range, Rainbow area: c. 1 mi (airline) SE of Temecula Canyon and 1 mi (airline) NW of Rainbow Valley. S boundary of property on the San Diego County line 427 Comment
  SD248063  Aristida adscensionis J. M. Andre 2014-1-27 26667 Riverside Riverside Mountains; 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
  SEINET3223161 Image available Aristida adscensionis George Helmkamp 1995-3-16 Riverside Colorado Desert; desert pavement on alluvial fan below rocky slopes of Coxcomb Mountains, W of Rice Road, 10.3 miles NE of Desert Center. 200 Comment
  UCR199830  Aristida adscensionis Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11282 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy Chocolate Mountains Aerial Gunnery Range 570 Comment
  UCR2157  Aristida adscensionis F. M. Reed 1920-3-24 4216 Riverside Western Colorado Desert, Murray Canyon, a tributary of Palm Canyon near Palm Springs 305 Comment
  UC1922709  Aristida adscensionis Michael Honer with L. Hulse 2004-4-3 1891 Riverside Colorado Desert; Little San Bernardino Mountains region: Nameless canyon appx. 1 mi. W of Pushawalla Cyn., leading up to MWD aqueduct. Comment
  RSA659771  Aristida purpurea J. C. Roos 1951-10-19 5325 Riverside Badlands at Old Jackrabbit trail 610 Comment
Read comments Mar 20 2011
  UCD56530  Aristida purpurea var. fendleriana Alan A. Beetle 1946-6-10 4405 Riverside Near Palm Springs. Comment
  UCD56560  Aristida purpurea var. nealleyi A. A. Beetle 1942-4-22 3184 Riverside Desert Center, Rt. 60. Comment
  UCR23881  Aristida purpurea var. nealleyi John C. Roos 1946-9-14 3029 Riverside Peninsular Range; Santa Rosa Mtns., along the roadside c. 1 mile east of Pinyon Flats camp 1189 Comment
  CAS-BOT-BC137512  Aristida purpurea var. purpurea J. C. Roos 1965-8-15 s.n. Riverside San Jacinto Valley. Gilman Hot Springs. Comment
  RSA0027479  Aristida purpurea var. purpurea Deidre Conocchioli, Naomi Fraga, Billy Sale 2013-9-25 60 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  RSA774890  Aristida purpurea var. purpurea Orlando Mistretta, Duncan Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5007 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.00456, W116.67238 and N33.99629 and W116.66012 750 Comment
Read comments May 22 2012
  SEINET10721371  Artemisia David B. Dunn 1946-8-17 Dunn 2678 Riverside Near stream at camp in Taquity Valley damp meadow area. Comment
  UCR111608  Artemisia annua O. F. Clarke 1998-9-22 s.n. Riverside Peninsular Range, Riverside, Box Springs Mtns. foothills, weed in the yard at 266 Frost Court, just east of UCR 396 Comment
  POM178577  Artemisia californica Marcus E. Jones 1930-3-3 s.n. Riverside Santa Ana Mountains Comment
  SD137912  Artemisia dracunculus Darin L. Banks, Steve Boyd 1995-10-17 771 Riverside Northwest Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; along lower Arroyo Seco. 515 Comment
  UCR100300  Artemisia dracunculus B. G. Pitzer 1997-4-20 3190 Riverside Lakeview Mtns, Intersection of 'Dutton' Street with Voltaire Vista Road. (Note: Dutton ends in T-intersection at Sardis Lane, which makes a 90 deg. E turn onto Brent Lane, which becomes Voltaire Vista Road east of Elton Lane. Therefore, this locality is actually the intersection of Elton Lane & Voltaire Vista Road.) 610 Comment
  UC75850  Artemisia tridentata F. M. Reed 1905-10-5 832 Riverside at big fill on County Boulevard; Sycamore Canon Comment
  SD137910  Artemisia tridentata subsp. tridentata Darin L. Banks, Steve Boyd 1995-10-26 836 Riverside Northwest Palomar Mountains; Agua Tibia Mountains, along the Woodchuck Road, north of Woodchuck Campground. 519 Comment
  SD258299  Asclepias albicans J. M. Andre 2013-3-4 23873 Riverside Riverside Mountains; east side of range, along rocky dirt road to historic mine area, 0.8 mile west of Hwy 95, ca. 12 miles south of Vidal Jct. 127 Comment
  UCR163799  Asclepias albicans John F. Green 2005-10-26 s.n. Riverside Sonoran (Colorado) Desert, Base of Orocopia Mtns, S side; east of Desert Beach; c. 1 mi N of Coachella Canal 146 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
  SEINET5539659  Asclepias californica H. S. Gentry 1954-1 14257 Riverside Dripping Springs, along Route 79. Comment
  UCR43756  Asclepias californica A. C. Sanders, B. Pitzer 1986-4-30 6488 Riverside San Jacinto Mtns, head of Bee Canyon along Bee Canyon Road, 1.7 mi. above mouth of canyon at the San Jacinto River Valley. 795 Comment
  RSA401229  Asclepias erosa Francis Fultz 1921-5-1 3413 Riverside Near Indio. Colorado Desert. Comment
  UCR129604  Aspidotis californica Marcus E. Jones 1930-3-5 26519 Riverside Temescal Valley/Santa Ana Mtns., Glen Ivy 488 Comment
  SEINET10728237  Aster Billy Joe Cox 1975-10-10 Cox 4224 Riverside Riverside-Imperial counties. 1-3 km W, (ca. 32 km S of Blythe); creosote desert scrub sandy and gravelly entisols. 70 Comment
  POM12717  Aster alpigenus var. andersonii Philip A. Munz 1922-7-6 5997 Riverside Tahquitz Valley, San Jacinto Mountains. 2195 Comment
  POM179154  Astragalus acutirostris A. M. Alexander, Louise Kellogg 1941-5-6 2126 Riverside 13 miles southwest of 29 Palms, Joshua Tree National Monument. 1372 Comment
  CAS-BOT-BC177465  Astragalus aridus H. M. Hall 1905-4-1 5826 Riverside Near Indio 0 Comment
  RSA0025521  Astragalus bernardinus John F. Emmel 1986-4-12 996 Riverside Little San Bernardino Mtns: upper Berdoo Canyon. Locality also includes Quarter S 1/2. Section 31, Township 3S, Range 9E. 1372 Comment
  CAS-BOT-BC177528  Astragalus bicristatus Elizabeth McClintock 1965-6-25 s.n. Riverside Santa Rosa Mountain, a short distance below summit Comment
  CAS-BOT-BC178629  Astragalus coccineus Ivan Johnston 1917-4-4 1063 Riverside Bottom of sandy draw, Palm Canyon - Colorado Desert 640 Comment
  SBBG94891  Astragalus crotalariae G. K. Helmkamp 1975-2-17 s.n. Riverside St Hwy 111 at Salt Crk, NE side of Salton Sea Comment
  UCR19769  Astragalus crotalariae Don Emery 1980-3-28 s.n. Riverside Sonoran Desert, Riverside/Imperial Co. line on the E side of Salton Sea, vicinity of Bat Caves Buttes -30 Comment
  RSA0019472  Astragalus didymocarpus var. dispermus Jim Andre, G. L. Clifton, Ron Kelley 2013-3-21 24393 Riverside West Riverside Mountains; at base of NW corner of range where sand ramps West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley., Started near 33.72895N, 116.73415W. And ended at Inspiration Point, near run up against granitic bouldery slopes, about 10 miles SW of Vidal Jct., 3 miles south of Grommet RR xing at Highway 62. 363 Comment
  UC517559  Astragalus didymocarpus var. dispermus John Thomas Howell 1928-3-11 3440 Riverside 6 mi se Garnet Station (Colorado Desert); , se of Garnet Station 152 Comment
  UC219218  Astragalus didymocarpus var. obispoensis P. A. Munz 1922-4-29 5096 Riverside Dripping Spring near Temecula Creek; near Temecula Creek 518 Comment
  UCR127361  Astragalus douglasii A. C. Sanders, D. Malueg 2003-5-8 26563 Riverside San Jacinto Valley, San Jacinto Riverbottom, north of San Jacinto and SE of State St. 465 Comment
  UCR228170  Astragalus insularis var. harwoodii Dave Silverman, Onkar Singh 2010-3-26 7853 Riverside Sonoran (Colorado) Desert, Palo Verde Mesa, E of McCoy Mtns, NW of Blythe, 3.0 km E of Black Creek Rd, c. 4.3 km W of McCoy Wash, and c. 8 km N of I-10 142 Comment
  UC68626  Astragalus lentiginosus var. borreganus H. M. Hall Apr., 1905 5958 Riverside Paloverde , Paloverde (Colorado Desert) 76 Comment
  RSA6117  Astragalus lentiginosus var. coachellae C. B. Wolf 1932-5-25 3685 Riverside San Gorgonio Wash, on road to Snow Creek 366 Comment
  RSA720471  Astragalus lentiginosus var. variabilis Naomi Fraga 2005-3-30 1541 Riverside Dunes in the southern portion of the Pinto Basin. JoshuaTree National Park. 518 Comment
  CAS-BOT-BC178060  Astragalus nuttallianus S. B. Parish 1896-4-1 s.n. Riverside Palm Springs, Colorado Desert Comment
  SD146277  Astragalus nuttallianus B. Pitzer, Tracy Tennant 1998-2-21 3533 Riverside Hayfield Dry Lake, on the lakebed, 0.50 to 0.75 mile southeast of the pumping station. 395 Comment
  POM15068  Astragalus pachypus var. jaegeri Mary F. Spencer 1922-4-25 1779 Riverside Lamb Canyon Pass, Banning. Comment
  CAS-BOT-BC192758  Astragalus palmeri Philip A. Munz 1937-5-30 15128 Riverside Dos Palmos Spring, northern part Santa Rosa Mts. 1097 Comment
  CDA26729  Astragalus palmeri T. C. Fuller 1963-4-23 10291 Riverside Sac Jacinto Mountains; Highway 47 to Palm Desert just east of Pinyon Flat. 0 Comment
  SEINET2060246 Image available Astragalus palmeri P. J. Leary 1976-1-30 1443 Riverside East Wide Canyon, Joshua Tree National Monument 792 Comment
  SEINET2060247 Image available Astragalus palmeri P. J. Leary 1975-4-10 1048 Riverside Near Skull Rock, Joshua Tree National Monument 1341 Comment
  UCR19853  Astragalus palmeri W. W. Mayhew 1978-4-20 s.n. Riverside San Jacinto Mtns, Pinyon Flat 1220 Comment
  CAS-BOT-BC194138  Astragalus pomonensis C. L. Hitchcock; C. V. Muhlick 1962-3-16 22158 Riverside Temescal Canyon, ca. 12 mi. s.e. of Corona Comment
  POM50420  Astragalus pomonensis W. W. Eggleston 1924-3-8 19517 Riverside Val Verde. 390 Comment
  SEINET3132645  Astragalus pomonensis R. W. Spellenberg, D. Jackson 1972-5-19 2821 Riverside Road to Teneja Guard Station, 8.0 mi SE of station, 7.6 mi NW of Murieta Comment
  UC1922058  Astragalus pomonensis Scott D. White, Angelia Carey 2004-4-5 9979 Riverside SAN JACINTO MTN FOOTHILLS: North of Valle Vista. Indian Creek Watershed. Comment
  POM9021  Astragalus pomonensis P. A. Munz, R. D. Harwood 1920-3-20 3376 Riverside 5 miles S of Corona. 305 Comment
  RSA524478  Athysanus pusillus Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4041 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  UCR116070  Athysanus pusillus O. F. Clarke, Jeanine Derby 1974-4-19 s.n. Riverside Lakeview Mountains, c. 2 mi. SSW of Mt. Rudolph, north of Juniper Flat, east of Juniper Flat Rd. and south of Stagecoach Rd., EIR for Tentative Tract 5702 610 Comment
  UCR249834  Athysanus pusillus T. B. Salvato, John Lovio 2013-3-19 7358 Riverside Perris-Aguanga Basin, Menifee Valley, Los Alamos Road at its crossing of Warm Springs Creek, and hill west of Jeanette Drive 402 Comment
  UCR97475  Athysanus pusillus A. C. Sanders 1997-3-1 19701 Riverside Riverside, Box Springs Mtns.: Coyote Hill (Bench Mark 'Versity', 1386 ft.) and ridge S and SE of the UCR Botanic Garden 427 Comment
  JEPS30499  Atrichoseris platyphylla Donald Kyhos 1958-2-15 58 -14 Riverside Cold Springs Chuckawalla Mountains, Cold Springs Comment
Read comments Nov 22 2011
  JEPS35951  Atrichoseris platyphylla W. L. Jepson 1927-4-12 11660 Riverside Painted Canyon Mecca Hills, Painted Canyon Comment
  SEINET3005071  Atrichoseris platyphylla G. Rink 2011-5-1 10509 Riverside North side of the Chuckawalla Mountains near Chuckawalla Spring 505 Comment
  UCR269848  Atrichoseris platyphylla A. C. Sanders, Jim Malusa 2016-3-18 42374 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  UCR41750  Atrichoseris platyphylla A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6047 Riverside Sonoran (Colorado) Desert, Chuckwalla Bench, west side of the Chuckwalla Mtns., 6 mi. south of Hwy I-10 on gasline road; 1/2 mi. NW of Model Mine 520 Comment
  RSA57457  Atriplex argentea Steve Boyd 1985-8-7 1117 Riverside Santa Rosa Plateau Region, NW base of Redonda Mesa on Tenaja Road, 0.8 mile east of jct with 8S01 and 8S02. Comment
Read comments Feb 26 2013
  POM278665  Atriplex canescens Grant D. Brown 1949-12-14 471 Riverside 1/2 mile west of Indio city limits on Hwy 99. Comment
  RSA356892  Atriplex canescens R. F. Thorne 1966-10-15 41790 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway Comment
  UCR41323  Atriplex canescens N. M. Fellows 1984-11-12 31 Riverside San Jacinto Mtns., Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn. 489 Comment
  CAS-BOT-BC170207  Atriplex canescens subsp. canescens W. M. Ingram 1934-10-1 9 Riverside Caleb Comment
  CAS-BOT-BC227864  Atriplex canescens var. macilenta Dave Silverman 2010-3-24 7829 Riverside South Palen Lake, Chuckwalla Valley, 4.5 km SE of Sidewinder Well, 2.3 km SW of Palen Dunes Dr., and 4.2 km N of Interstate 10 128 Comment
  SD138898  Atriplex coronata var. notatior Craig Reiser 1994-4-1 Riverside Hemet, east of Warren and Florida Streets Comment
  CDA23259  Atriplex elegans R. E. Riefner Jr. 2006-8-2 06 -350 Riverside City of Corona, southeast ca. 0.75 mile from Cajalco Road and Temescal Wash; south ca. 1.5 miles of Blue Diamond Quarry. Comment
  CLARK-A1528-2520  Atriplex hymenelytra John C. Roos 1947-2-1 3221 Riverside Painted Canyon Comment
  UC1922405  Atriplex hymenelytra Naomi Fraga, Lisa Rojas 2005-2-10 1379 a Riverside Colorado Desert; Northeastern Colorado Desert region; Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  UCSB16186  Atriplex hymenelytra Gerhart, Janet 1963-4-5 Riverside Coachella canal, siphon No. 22, 5.0 mi. S of intersection of Salt Creek Wash Comment
  RSA478278  Atriplex lentiformis Jack Rempel 1932-11-11 16115 Riverside Dos Palmos Springs, Colorado Desert Comment
  POM278734A  Atriplex lentiformis subsp. breweri Grant D. Brown 1950-12-2 581 Riverside Cajalco Resevoir, SE; Cajalco Canyon. 442 Comment
  SD142848  Atriplex serenana var. serenana Craig Reiser 1996-5-9 6 Riverside Winchester: adjacent to Haddock Road in swale, Winchester Park play area situated yards away (mak 10/07) Comment
  RSA557311  Atriplex suberecta Julie Greene, Steve Boyd, D. Bramlet, H. Flores, H. Ochoterana 1993-7-9 1411 Riverside San Jacinto Wildlife Area. 433 Comment
  RSA495444  Avena barbata Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-18 2972 Riverside Agua Tibia Mountains. Vail Lake area, Temecula Creek Canyon below Vail Lake dam. 418 Comment
  CSUSB420  Avena fatua Ellen Predmore 1971-5-3 Riverside Found 10 miles northwest of Gillman Hot Springs. 457 Comment
  UCR91523  Avena fatua Scott D. White 1995-3-30 2638 Riverside San Jacinto Valley, Just west of Box Springs Blvd, east of Sycamore Canyon Park 457 Comment
  RSA594042  Azolla filiculoides Darin L. Banks, Elizabeth Hedge Banks 1996-5-2 946 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve, at the Emerson Cottage. 524 Comment
  RSA703632  Azolla filiculoides Scott D. White, Angelia Carey 2004-9-16 10762 Riverside Indian Creek. Stream and margins in slow-flowing areas, gen. beneath riparian canopy. 549 Comment
  CAS-BOT-BC98785  Baccharis brachyphylla Marjorie Clary 1932-12-13 654 Riverside Near mouth of Deep Canyon [Canon], western edge of Coachella Valley, near eastern end of Palms-to-Pines Highway, 304 Comment
  RSA518311  Baccharis brachyphylla A. C. Sanders 1989-9-19 9503 Riverside Chocolate Mtns Aerial Gunnery Range, 1.75 km S of Tabaseca Tank, along the wash above ''Tabaseca Target. 680 Comment
  UCR143369  Baccharis brachyphylla C. B. Wolf, Percy C. Everett 1942-10-13 11437 Riverside Sonoran (Colorado) Desert, Morongo Pass, 0.3 mi below San Bernardino Co. line 671 Comment
  LA203040  Baccharis emoryi Louis Wheeler; 1933-12-2 2311 Riverside Santa Ana River at Chino Creek 152 Comment
  RSA652566  Baccharis emoryi Marion P. Harthill 1973-2-25 s.n. Riverside 8 miles N. of Elsinore Comment
  UCR151973  Baccharis salicifolia Steve Boyd, Aydee Virgen 2004-4-13 10851 Riverside Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon Comment
  RSA5414  Baccharis sergiloides C. B. Wolf 1932-10-11 4270 Riverside Morongo Wash, 3/10 mile below the San Bernardino County line. 671 Comment
  SD40772  Baccharis sergiloides Carl B. Wolf 1932-10-11 4271 Riverside Morongo Wash, Little San Bernardino Mountains. 669 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-BC295892  Bahiopsis parishii Munz; Street 1919-5-7 2722 Riverside Colorado Desert. Tahquitz Canon [Canyon], Palm Springs Comment
  POM47795  Bahiopsis parishii Mary F. Spencer 1918-4-5 778 Riverside Palm Springs 137 Comment
  RSA23112  Baileya pauciradiata I. L. Wiggins 1938-3-19 8900 Riverside 25 miles W of Blythe. Comment
  RSA554074  Baileya pauciradiata Scott D. White 1991-7-26 91 -70 Riverside City of La Quinta, NE corner of Jefferson & 53 road Streets 30 Comment
  SEINET3005007  Baileya pauciradiata G. Rink, A. Karl, M. Honer, T. Thomas 2011-4-6 10436 Riverside Ca 5 miles west of Blythe, south fo I-10 and north of the transmission line, on dunes 141 Comment
  UCR275464  Baileya pauciradiata Thomas R. Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-5 963 Riverside Sonoran (Colorado) Desert, Blythe-Rice Road, ENE of Arica Mountains on Blythe-Rice Road, about 1 mile south of railroad crossing 243 Comment
  RSA289836  Bassia hyssopifolia B. A. Prigge 1980-9-17 4080 Riverside Coachella Valley Stormwater Channel: 1.5 miles N of Coachella where Dillon Road crosses channel. -12 Comment
  RSA643333  Bebbia juncea R. D. Goeden, D. W. Ricker 1980-3-20 s.n. Riverside Colorado Desert: Coachella Valley, Painted Canyon in the Mecca Hills 122 Comment
  RSA696875  Bebbia juncea J. Russell Bruff 1927-10-8 1 -N Riverside Thousand Palms Comment
  UCR75072  Bebbia juncea A. C. Sanders, E. Lawlor 1992-4-4 12137 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  RSA350776  Bebbia juncea Joseph A. Ewan 1931-4-4 4155 Riverside Summit E of Shaver's Well 518 Comment
  LA203071  Bebbia juncea var. aspera Martha Hilend; 1929-3-24 sn Riverside Thousand Palms Comment
  SEINET3154481  Beloperone californica G. B. Grant 1996-5-1 101 Riverside on Colorado Desert at Palm Springs Comment
Read comments Jul 4 2015
  UC1126277  Berberis aquifolium var. dictyota A. Lewis Mar 1934 323 Riverside Bedford Canyon; Corona Quadrangle, Cleveland Nat'l Forest Comment
  SD218993  Berberis nevinii M. Wall 2009-6-10 518 Riverside South of Redlands, ca. 0.75 mile up an unnamed canyon off San Timoteo Canyon Rd., ca. 0.5 mile NW of jct with Allesandro Blvd. 495 Comment
Read comments Oct 28 2013
  SD51809  Bernardia incana Rimo Bacigalupi, L. R. Heckard 1953-5-5 4075 Riverside Along the Palms to Pines Highway, above Seven Level Hill, western slopes of Deep Canyon, about half way between the Santa Rosa Mountains and the San Jacinto Mountains. Comment
  UCR114010  Bidens frondosa Mitch Provance 2000-6-24 2052 Riverside Riverside, Santa Ana River Wash, between the Market Street bridge and the 60 Fwy 244 Comment
  CAS-BOT-BC478938  Bloomeria crocea var. crocea R. Bacigalupi 1925-7-2 1244 Riverside On trail to Tahquitz Peak, San Jacinto Mountains 1828 Comment
  RSA395897  Bloomeria crocea var. crocea Steve Boyd 1986-4-22 1762 Riverside Terrace escarpment W side of Indian Wash, S of I -15. Comment
  UCSB26797  Bloomeria crocea var. montana Wilken, Dieter 1969-6-30 Riverside California State Highway 74, 0.5 miles west of Keen Camp Summit, San Jacinto Mtns Comment
  UC10090  Boechera arcuata H. M. Hall Jun 1901 2081 Riverside s side San Jacinto Mountains 1371 Comment
  UCR94923  Boerhavia coccinea Scott D. White 1996-9-22 4525 Riverside San Jacinto Mtns., South fork of San Jacinto River, Hwy 74, c. 1-3 road mi. east of U.S. Forest Service Cranston Fire Station. 762 Comment
  JOTR30684  Boerhavia wrightii Andre, Jim, Tasha La Doux 2008-9-13 10275 Riverside Joshua Tree National Park. Eagle Mountains at Joshua Tree National Park boundary, lower slopes of south end of Eagle Mtns., along aqueduct access road. 354 Comment
  RSA0020467  Boerhavia wrightii Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6033 Riverside Chuckwalla Mountains; about 0.25 air mile southeast of Corn Spring. 480 Comment
  UCR248093  Boerhavia wrightii Duncan S. Bell, John Anderson, Keir Morse 2012-11-11 4375 Riverside Sonoran (Colorado) Desert, Mecca Hills, upper branch of Hidden Spring Canyon, c. 0.6 air mile southeast of Hidden Spring and 0.6 air mile south of The Grotto 250 Comment
  UCR57891  Boerhavia wrightii J. M. Stewart 1989-9-17 604 Riverside Western Colorado Desert, Coachella Valley, Pushawalla Canyon, Indio Hills. Comment
  RSA191454  Boisduvalia densiflora E. W. Lathrop, Robert F. Thorne 1967-9-26 6652 Riverside 6 miles NW of Murrieta., 1 mi W of Santa Rosa Ranch. Comment
  CLARK-A1528-639  Boisduvalia glabella Ruth Cooper 1941-6-8 75 K Riverside Sun City Comment
  CAS-BOT-BC145590  Bouteloua aristidoides Ralph Hoffmann 1929-9-9 s.n. Riverside Thomas Valley. Comment
  UCR52001  Bouteloua aristidoides Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2125 Riverside Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass 300 Comment
  UC406749  Bouteloua barbata var. barbata Marcus E. Jones, A. M. 1929-9-16 24716 Riverside near Desert Center; Hayfields Comment
  RSA613130  Bowlesia incana D. L. Banks 1997-3-6 1399 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. ''Fiesta Grounds'', east of Pechanga Creek along the northern fork of Pechanga Creek at the eastern end of the Reservation. 424 Comment
  UCR25778  Bowlesia incana John C. Roos 1952-4-13 5536 Riverside N side of the Box Springs Mountains 457 Comment
  POM67919  Brandegea bigelovii Marcus E. Jones 1906-4-20 s.n. Riverside Indio. Comment
  SD46074  Brandegea bigelovii Francia Chisaki, Peter Kamb 1952-4-6 2196 Riverside Box Canyon, on road from Mecca to Blythe Comment
  UCR198165  Brandegea bigelovii Michael Honer, L. Hulse 2004-4-3 1907 Riverside Colorado Desert, Little San Bernardino Mountains, Rockhouse Canyon c. half mi north of intersection with Fargo Canyon 610 Comment
  UCR274803  Brandegea bigelovii Aaron C. Sedgwick, David Fraker 2012-3-28 035 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road. c. 6 miles south of Hwy I-10 323 Comment
  UCR41529  Brandegea bigelovii A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6103 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  SD212527  Brassica fruticulosa Mike Misenhelter 2007-1-16 Riverside San Bernardino Valley: Redlands, Burrage Mansion, an old 17 acre estate in the hills above San Timoteo Canyon, adjacent to Hillside Cemetary and south of Crescent Ave., E of Crown Street, West of San Mateo Street, circa 0.5 miles South of Highland Avenue 487 Comment
Read comments Apr 17 2019
  UCR267878  Brassica kaber D. E. Bramlet 2006-5-25 4005 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, Nuevo area, east of the San Jacinto River channel and south of Nuevo Rd., west of Pico Ave. 433 Comment
  RSA0066347  Brassica nigra John Green 2006-5-10 s.n. Riverside Peninsular Ranges: City of Murrieta; S of the Hogbacks. N of Hunter Road to Ramage Lane, between Calle de Amor on the E and Springview/Kiwebre Road on the W. 366 Comment
  UCR140308  Brassica nigra A. C. Sanders 2004-4-9 27477 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
  UCR79237  Brassica rapa subsp. sylvestris Steve Boyd, Orlando Mistretta 1992-4-23 7062 Riverside Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area, along San Mateo Creek from Riverside County line, following San Mateo Trail upstream to the confluence with Bluewater Canyon 305 Comment
  RSA0049917  Brassica tournefortii Jim Andre 2014-1-27 26672 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
  RSA758326  Brassica tournefortii Doug Goldman 2005-3-3 3032 Riverside Box Canyon, along the west side of Box Canyon Road, around 10 miles southwest of the intersection with Interstate 10 and around 0.7 miles southeast of Blake Hill 268 Comment
  SD187379  Brassica tournefortii Naomi Fraga, Lisa Rojas 2005-2-10 1372 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, ca. 10 miles east of Highway 177. 365 Comment
  UCR239806  Brassica tournefortii O. F. Clarke 2004-3-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  SBBG66119  Brickellia atractyloides Anstruther Davidson 1893-1 Riverside Palm Springs Comment
  UC574884  Brickellia atractyloides C. Epling and Wm. Robison 1933-6-26 Riverside Key's View Little San Bernardino Mountains Comment
  UCR100379  Brickellia californica A. C. Sanders, T. Tennant, A. Montalvo & B. Wagner 1997-11-20 21610 Riverside Lake Skinner Reserve area, Diamond Valley, canyon along Rawson Road going into hills toward Crown Valley 518 Comment
  JOTR34405  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
  UCR256791  Brickellia desertorum T. B. Salvato, Thomas M. Sullivan Jr 2014-4-23 7876 Riverside Gavilan Hills, Southern CA Edison access road east of Lake Street, c. 1 mi north of Hwy 15 and Temescal Canyon 549 Comment
  RSA70127  Brodiaea filifolia F. W. Peirson 1922-5-19 3070 Riverside 2 miles southeast of Perris Comment
  UCR60372  Brodiaea jolonensis R. Balsamo 1989-5-7 s.n. Riverside Santa Ana Mtns/Santa Rosa Plateau, The Nature Conservancy's Santa Rosa Plateau Preserve, 4.1 mi west of Hwy I-15 on Clinton Keith Rd., directly across the road from vernal pools 762 Comment
  RSA376783  Brodiaea santarosae Robert Gustafson, Gary D. Wallace 1983-6-23 2716 Riverside Mesa de Burro, Santa Rosa region, Santa Ana Mtns., 701 Comment
  RSA180311  Brodiaea terrestris subsp. kernensis E. W. Lathrop 1960-6-7 4857 Riverside 14 miles W of Murrieta Comment
  RSA343861  Brodiaea terrestris subsp. kernensis Robert F. Thorne, Walter Wisura, E. W. Lathrop, Sara Meury 1985-5-18 60643 Riverside Santa Rosa Plateau: Mesa de Colorado 625 Comment
  UCR117080  Bromus arenarius A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-9 24211 Riverside Perris-Aguanga Basin region, Hemet, SE of intersection of State Street and Gibbel Rd., small hill (1684 ft. at summit) at east end of Diamond Valley, 1 mi. SSW of Hemet Butte 513 Comment
  RSA559434  Bromus carinatus Steve Boyd 1992-4-15 6858 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  SBBG105035  Bromus carinatus S. Boyd with D. Banks 1994-4-5 8257 Riverside San Mateo Cyn Wilderness Area, vicinity of Oak Flats 762 Comment
  UCR193895  Bromus carinatus A. C. Sanders, Mitch Provance 2008-7-11 35798 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek along trails in vicinity of junction of South Ridge and Coldwater Trails, 1.25 mi. NE of Mountain Center, c. 3/4 mile NE of Keenwild Fire Station 1475 Comment
  CAS-BOT-BC149308  Bromus carinatus var. carinatus Ralph Hoffman 1929-9-11 s.n. Riverside Mount San Jacinto. 1645 Comment
  POM259162  Bromus ciliatus var. ciliatus P. A. Munz 1938-8-14 15356 Riverside Virgin Spring, Santa Rosa Peak. 2287 Comment
  JOTR36420  Bromus diandrus La Doux, Tasha, K. Callahan, M. Harding, M. Levandowski 2013-5-9 3366 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Stubbe Springs, near guzzler and spring on densely vegetated slope (STOP1) 1371 Comment
  UCR102758  Bromus diandrus B. G. Pitzer, O. F. Clarke, S. Reed, G. Ruiz 1998-3-7 3581 Riverside San Bernardino Mountains, Wildlands Conservancy's Mission Creek Preserve, c. 2 mi. up canyon from entrance at ranch gate, on Mission Creek Road, off of Calif. Hwy 62 762 Comment
  RSA179507  Bromus diandrus E. W. Lathrop 1959-5-17 4535 -A Riverside 14 miles west of Murrieta. Tenaja Plateau Comment
  UCR101437  Bromus hordeaceus A. C. Sanders, G. Helmkamp 1997-3-15 20003 Riverside Peninsular Range, Lake Skinner, SE foot of Bachelor Mtn., just north of the lake 600 Comment
  UCR16073  Bromus hordeaceus S. L. Lackey 1973-5-15 s.n. Riverside Riverside, Box Springs Mountain, near lookout station 915 Comment
  VVC551  Bromus hordeaceus A. C. Sanders, J. Mac 1997-5-4 20690 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek. 854 Comment
  SEINET221092 Image available Bromus rubens Leila M. Shultz, R. Thorne; J. Hogue R. Tilford. 1980-4-16 4012 Riverside Bridge over Whitewater River, base of Whitewater Canyon, San Bernardino Mtns. (Range possibly 3 or 4 E). 436 Comment
  SEINET4138035 Image available Bromus rubens A. C. Sanders, John F. Green 2012-4-6 40008 Riverside Peninsular Range; Santa Ana Mtns. Area: Temescal Canyon, near Campbell Ranch Rd. and I-15 Fwy, 10 miles S of Corona 323 Comment
  UCR4167  Bromus rubens R. H. Sauer 1965-4-21 s.n. Riverside Peninsular Range, Riverside, [foot of Box Springs Mtns.] east end of Big Springs Road 366 Comment
  POM363955  Bromus rubens N. C. Cooper 1944-4-8 1082 Riverside Andreas Canyon 305 Comment
  RSA91692  Bromus rubens F. W. Peirson 1918-03 1557 Riverside Palm Springs Comment
  SD254501  Bromus tectorum Steve Boyd, Carol Boyd 2011-3-29 12305 Riverside Transverse Ranges; San BernardinoMountains region: Southeast end of range in south branch of Mission Banyon, just upstream from confluence with north branch. 762 Comment
  POM305418  Caesalpinia virgata Henry J. Ramsey, Henry J. Ramsey 1939-11-28 753 Riverside 10 miles east of Indio. Comment
  RSA784946  Caesalpinia virgata Duncan S. Bell 2012-2-12 3124 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  UC1595738  Caesalpinia virgata W. Wisura, J. Dolan, and M. Wall 1992-3-24 4623 Riverside 6.2 mi. n.e. Mecca (on Box Canyon Rd.) Comment
  UCR85155  Caesalpinia virgata A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16091 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  UCR37701  Calandrinia ambigua Robert McKernan 1985-3-26 s.n. Riverside Sonoran (Colorado) Desert, 6 mi north of Desert Center off Hwy 177 Comment
  POM280839  Calandrinia ciliata Henry J. Ramsey, Henry J. Ramsey 1940-3-15 s.n. Riverside Corona, south of fields-hillsides. Comment
  RSA0105077  Calandrinia ciliata Daphne K. Christopher, Hannah Stevens 2003-4-6 107 Riverside UC Riverside, Motte Rimrock Reserve. Off Sage Rd. 540 Comment
  RSA359873  Calandrinia ciliata Steve Boyd 1986-4-2 1607 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  UCR224390  Calandrinia ciliata Justin M. Wood 2010-3-19 1431 Riverside San Gorgonio Pass, Beaumont, near Smith Creek, east of Sun Lake off South Highland Home Road 753 Comment
  RSA0042617  Calocedrus decurrens Michelle Cleveland 1981-2-14 12 Riverside Idyllwild Visitor Center off Hwy 74. Collected 200 yds North of Vistor Center. 1900 Comment
  RSA291571  Calochortus invenustus C. W. Tilforth, John Dourley 1980-7-15 2076 Riverside South of Thomas Mountain Campground along Thomas Mountain Road, south of Lake Hemet & west of Highway 74. Comment
Read comments May 26 2014
  UCD139571  Calochortus splendens Geoffrey Levin 1975-4-26 481 Riverside Mayhew Canyon Wash 1.5 mi. SE of Glen Ivy on Highway 71. Pacific Slope Drainage Area. 335 Comment
  UCR133445  Calochortus splendens Tracy Tennant, T. B. Salvato 1998-6-23 MOR- 455 Riverside San Bernardino Mountains, Morongo Indian Reservation, woodland stand 13, N end of Hathaway Canyon 1280 Comment
  UCR261693  Calochortus splendens Dick Newell, Judy Booth 2014-5-26 376 Riverside Peninsular Range; Santa Ana Mtns., Cleveland National Forest, South Main Divide Road 0.2 mi. south of Los Pinos Rd. and 0.67 mi. NW of Elsinore Peak 955 Comment
  UCR4320  Calycadenia tenella D. Gordon 1952-5-19 s.n. Riverside San Bernardino Valley Region, Riverside, UCR campus 335 Comment
  CAS-BOT-BC283322  Calycoseris parryi Helen K. Sharsmith 1952-4-10 4060 Riverside Mojave Desert. Smoke Tree Wash, ca 5 miles NE of Cottonwood Springs, Joshua Tree National Monument 853 Comment
  CLARK-A1045-237  Calyptridium monandrum George K. Helmkamp 1978-4-1 Riverside Whitewater junction of Interstate highway 10 and Verbenia Avenue; Whitewater 7.5'Q Comment
  UCR103280  Calyptridium monandrum B. G. Pitzer, O. F. Clarke, S. Reed, G. Ruiz 1998-3-7 3588 Riverside San Bernardino Mountains, Wildlands Conservancy's Mission Creek Preserve, c. 2 mi. up canyon from entrance at ranch gate, on Mission Creek Road, off of Calif. Hwy 62 762 Comment
  SEINET215201  Calystegia J. C. Lee 1966-4-9 24 Riverside Highway 74, Elsinore. 305 Comment
  RSA586129  Calystegia macrostegia subsp. arida D. L. Banks 1995-4-11 0172 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, E of the Dripping Springs Trail. 950 Comment
  SBBG54338  Calystegia macrostegia subsp. arida C. Davidson 1977-5-25 5655 Riverside Mesa de Burro, Santa Rosa Plateau 701 Comment
  UCR213495  Calystegia macrostegia subsp. arida A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-18 38408 Riverside Peninsular Range, southeastern Gavilan Hills near Alberhill, north of Concordia Ranch Rd. and Black Powder Rd. 491 Comment
  RSA394915  Calystegia macrostegia subsp. intermedia J. D. Olmsted 1962-5-10 3618 Riverside L. Matthews Road ca. 1/2 mi. W of dam 427 Comment
  UCR98195  Calystegia macrostegia subsp. intermedia Scott D. White 1997-2-9 4672 Riverside Peninsular Range, Elsinore Basin; Temescal Valley: SW of Hwy I-15 between Indian Truck Trail and Lake Street exits, c. 0.5 mi east of Glen Eden 460 Comment
  UC310595  Camissonia Philip A. Munz 1926-1-31 9973 Riverside Dos Palmos Spring Colorado Desert Comment
  RSA186658  Camissonia bistorta Peter H. Raven 1962-3-14 16907 Riverside East limits of Homeland. Comment
  UCR214313  Camissonia bistorta A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38406 Riverside Peninsular 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
  UCR148297  Camissonia boothii 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
  UCR85165  Camissonia boothii A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16084 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  RSA134153  Camissonia brevipes subsp. brevipes Peter H. Raven 1958-2-15 11583 Riverside Colorado Desert. with parents, on roadside embankment at turn to Corn Springs, base of Chuckwalla Mountains. Comment
  RSA134912  Camissonia brevipes subsp. brevipes K. K. Muller 1958-3-22 916 Riverside Colorado Desert, desert floor, 7 miles E of Desert Center, Highway 60. Comment
  RSA466169  Camissonia californica Christopher Davidson 1973-4-1 1788 Riverside Agua Tibia Mountains. Highway 71/79 approximately 7 miles from junction of US 395 South. 412 Comment
  JOTR32132  Camissonia campestris subsp. campestris La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler, B. Truesdell, D. Shade 2011-4-26 2288 Riverside Joshua Tree National Park. Pleasant Valley, south of Gold Coin mine complex; mud flats and sandy hummocks on valley floor (Stop 5) 959 Comment
  UC20456  Camissonia campestris subsp. campestris E. L. Koethen Mar., 1897 16 Riverside Riverside Comment
  RSA776689  Camissonia cardiophylla Duncan S. Bell, Amanda Turek 2010-4-10 794 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  POM14292  Camissonia chamaenerioides P. A. Munz, D. Keck 1922-4-9 4853 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 427 Comment
  RSA278492  Camissonia claviformis subsp. aurantiaca John F. Emmel 1977-3-28 554 Riverside Large wash just NW of Sand Draw Siphon, ca. 10 air miles W. of Rice, SE Mojave Desert. 274 Comment
  RSA357767  Camissonia claviformis subsp. aurantiaca Robert F. Thorne, M. Z. Thorne 1973-3-30 42675 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs 488 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
  RSA781982  Camissonia claviformis subsp. yumae Stephanie Rockwood, Christi Gabriel 2011-12-14 217 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 107 Comment
  UCR94237  Camissonia confusa Scott D. White 1996-4-14 3901 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
  UCD103281  Camissonia contorta C. L. Hitchcock; C. V. Muhlick 1962-3-16 22136 Riverside Temescal Canyon, 8 miles SE of Corona. Comment
Read comments Jun 24 2020
  RSA448992  Camissonia hirtella Robert Gustafson 1983-4-18 2505 Riverside Clinton Keith Road, about 3 miles from its junction with Hwy. 15, eastern slopes of the Santa Ana Mts. 457 Comment
  RSA749236  Camissonia hirtella Robert F. Thorne, Walter Wisura, David Michener 1982-5-24 55190 Riverside Cleveland National Forest, along Main Divide Truck Road 915 Comment
Read comments Oct 27 2011
  RSA186574  Camissonia pallida subsp. hallii Peter H. Raven 1962-4-7 17109 Riverside Whitewater Canyon 2.7 miles from U.S. Highway 70-99. Comment
  RSA698245  Camissonia pallida subsp. hallii J. R. Bruff 1928-4-2 84 Riverside Whitewater. Comment
  RSA782087  Camissonia refracta Duncan S. Bell 2009-3-7 4 Riverside Arica Mountains: east side of mountain range, approximately 1.7 air miles west of Priest Well. 431 Comment
  SEINET3225526 Image available Camissonia refracta A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37490 Riverside Sonoran (Colorado) Desert; SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak (McCoy Peak 7.5' Q) 204 Comment
  POM48923  Camissonia strigulosa P. A. Munz 1924-5-18 8146 Riverside 18 miles from Banning on Idyllwild Road [Hwy 243?]. 1524 Comment
  UC1979635  Camissonia strigulosa D. L Banks, Steve Boyd 1995-5-3 0196 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. Comment
  UCR166110  Camissoniopsis hirtella A. C. Sanders 1994-5-29 14570 Riverside San Bernardino Mtns., lower Millard Canyon, at first stream crossing on Forest Service Road 2S05, near Bench Mark 2868 850 Comment
  JEPS31577  Camissoniopsis ignota C. V. Meyer June 1927 161 Riverside Saunders Meadow Comment
  POM289945  Carex alma Lyman Benson 1932-3-26 3165 Riverside 3 miles N [of] Temecula, San Jacinto Mountains; [this location cannot be in San Jacinto Mtns. -SW] 457 Comment
  SEINET10954770  Carex barbarae Steve Boyd, Timothy S. Ross 1990-5-11 Boyd 4663 Riverside Vail Lake Area, Arroyo Seco drainage, canyon bottom at north base of Wild Horse Peak, southeast of Dripping Springs Campground of Cleveland National Forest. T8S, R1W, N 1/2, Sec 26. Riparian woodland, pools along stream supporting Typha, Carex, etc. Benches, slopes burned. Comment
  POM122858  Carex fracta Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild, San Jacinto Mountains. Comment
Read comments Sep 3 2011
  CAS-BOT-BC32224  Carex multicostata Frederick Morris Reed 1908-7-11 2483 Riverside Summit of San Jacinto Mt. 2621 Comment
  UC72389  Carex nebrascensis H. M. Hall July, 1901 2561 Riverside Fuller's Mills Mountains San Jacinto Mountains 2072 Comment
  RSA180454  Carex praegracilis E. W. Lathrop 1959-5-17 4547 Riverside 10 miles W of Murrieta. Comment
  SEINET7572181 Image available Carex praegracilis Steve Boyd 1981-4-10 s.n. Riverside Gavilan Hills region, canyon at the southeastern base of "Rocky Bluff Ridge", east of Estelle Mountain and south of the Gavilan Plateau. 610 Comment
  SD112274  Carex sartwelliana Darley F. Howe 1941-6-8 1293 Riverside San Jacinto Mountains, Strawberry Creek. Comment
Read comments Aug 21 2007
  RSA527846  Carex triquetra Scott D. White 1991-5-13 91 -103 Riverside Hwy 79, immediately W of U.S. Forest Service Campground at Dripping Springs. 549 Comment
  CHSC108389  Carya illinoinensis R. E. Riefner Jr. 2007-6-16 07 -258 Riverside City of Hemet, Lake St. at Florida Ave. (Hwy 74). UTM: (NAD 83) 11S 0507778E 3734143N. 530 Comment
  SD239789  Carya illinoinensis A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37151 Riverside Peninsular Range: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River (Riverside West 7.5'Q) 238 Comment
  HSC82838  Castela emoryi A. C. Sanders, D. Charlton, B. Pitzer 1986-3-1 6041 Riverside Hayfield Lake, NW end of the lake ca 0.5 mi. SW of the pumping station 412 Comment
  UCR240274  Castela emoryi Duncan S. Bell 2009-10-10 505 Riverside Sonoran (Colorado) Desert, Arica Mountains, east side of the mountain range; west side of Rice Valley; c. 5 air miles SE of the ghost town of Rice 211 Comment
  RSA104099  Castilleja angustifolia A. M. Alexander, Louise Kellogg 1941-5-7 2131 Riverside 12 miles southwest of 29 Palms 1311 Comment
  RSA221714  Castilleja applegatei subsp. martinii Noel Holmgren, Liew Fah Seong 1969-6-17 3578 Riverside County road R1, 1/4 mile above Bay Tree Spring. Comment
  RSA0010906  Castilleja applegatei subsp. martinii J. R. Bruff 1934-7-5 s.n. Riverside [San Jacinto Mts.] 2439 Comment
  RSA769687  Castilleja exserta Duncan S. Bell, Valentin Arvizu 2010-5-10 982 Riverside San Bernardino National Forest: Garner Valley, approximately 1.4 air miles southeast of junction of forest service road 6S13 and forest service road 6S04. 1365 Comment
  SD10676  Castilleja exserta subsp. exserta Mrs. D. R. Wolf 1932-3-20 30 Riverside Richman Ranch, 2I(c) mi. no. of De Luz 456 Comment
  CLARK-A1528-4177  Castilleja foliolosa John C. Roos 1940-5-4 880 Riverside San Timoteo Canyon Comment
  CLARK-A1528-845  Castilleja foliolosa Fred B. Essig 1967-4-2 Riverside 761 Comment
  SEINET1906673  Castilleja foliolosa T. B. Salvato, John F. Green 2004-1 633 Riverside San Bernardino Mtns: head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp. 1402 Comment
  UCSB46696  Castilleja foliolosa Leen, Rosemary 1977-5-22 Riverside San Jacinto Mts; Highway 243 Comment
  UCSB5981  Castilleja foliolosa Yokoyama, Howard 1953-4-10 Riverside Whitewater Canyon Comment
  RSA0054914  Castilleja foliolosa G. Jentges 1932-2-20 16 Riverside Jack Rabbit Grade, San Jacinto Mountains. Comment
  RSA734502  Castilleja minor subsp. spiralis M. Wall 2008-6-16 458 Riverside East of Hemet off Hwy 74, plants locally common on moist banks of the San Jacinto River, ca. 2.0 miles east of the Cranston Ranger Station. 638 Comment
  UC57006  Castilleja minor subsp. spiralis F. Gilman 1902-1 35 Riverside Palm Springs Comment
  UC10963  Caulanthus hallii H. M. Hall May 1899 1165 Riverside El Toro Mt. San Jacinto Mountains, Coyote Canyon; El Toro Mt., Coyote Canon, San Jacinto Mts. 1584 Comment
  CAS-BOT-BC41141  Caulanthus heterophyllus A. C. Sanders; Steven Richard Hill 2001-5-4 24134 Riverside Santa Ana Mountains Region. West of Temecula, Santa Rosa Plateau area, top of escarpment on Rancho California Road. 488 Comment
  UCR279356  Caulanthus lasiophyllus A. C. Sanders, Jim Malusa 2017-3-23 42920 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 2.3 miles east of Iris Pass 787 Comment
  RSA398820  Ceanothus cordulatus Bonnie C. Templeton 1953-7-26 s.n. Riverside Idyllwild. 1646 Comment
  RSA25590  Ceanothus crassifolius Carl B. Wolf 1941-6-27 10898 Riverside Santa Ana Mts. Ortega Hwy, 3.3 miles E of Orange County line. 579 Comment
  RSA606733  Ceanothus crassifolius Jon E. Keeley 1996-5-13 27420 Riverside In on N side of Agua Tibia Range, 2-3 km S of Agua Tibia Wilderness boundary gate on trail extending ca. 100 m S of enclosed reservoir on ridge SE of Woodchuck Resort at end of Woodchuck Rd., S of Hwy 79. 1000 Comment
  SD136771  Ceanothus crassifolius Steve Boyd, Kyle Boyd 1993-3-28 7921 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road. 792 Comment
  UCR174370  Ceanothus crassifolius A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32658 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd., vicinity of peak 2279 695 Comment
  RSA399040  Ceanothus cuneatus Bonnie C. Templeton 1953-6-26 s.n. Riverside Idyllwild 1646 Comment
  RSA535081  Ceanothus cuneatus Steve Boyd 1991-9-8 6437 Riverside Aguanga area, rocky hill just NE of jtn Hwy 79 and hwy 371 on dirt road called Aguanga Ranch Rd which exits Hwy 79 just E of jtn. Comment
  RSA0019589  Ceanothus oliganthus var. oliganthus Ora M. Clark 1929-4-6 1950 Riverside South of Hemet. Comment
  UC1535384  Ceanothus oliganthus var. sorediatus Dave Hawks 1987-3-2 Riverside s of Hemet (intersection of Palm Ave. and Saddle Ridge Trail.) 472 Comment
  RSA606736  Ceanothus ophiochilus Jon E. Keeley 1996-5-13 27416 Riverside In on N side of Agua Tibia Range, 2-3 km S of Agua Tibia Wilderness boundary gate on trail extending ca. 100 m S of enclosed reservoir on ridge SE of Woodchuck Resort at end of Woodchuck Rd., S of Hwy 79. 1000 Comment
  UC1594222  Ceanothus ophiochilus Steve Boyd, Tim Ross, Laurel Arnseth 1989-3-31 3097 Riverside 1 mi W of Vail Lake 609 Comment
  UCR179206  Ceanothus perplexans Mitch Provance, Tracy Tennant 1998-6-16 MOR- 384 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon just south of Millard Guard Station 1037 Comment
  UCR3274  Ceanothus perplexans John Kitasako 1964-3-10 45269 Riverside San Jacinto Mtns., Anza, State Hwy 71 [=371], 1 mile from its jct with State Hwy 74 1463 Comment
  UC56264  Ceanothus tomentosus H. M. Hall 1902-4-1 2896 Riverside Near Sage 609 Comment
  CAS-BOT-BC63253  Ceanothus tomentosus var. olivaceus M. French Gilman 1928-3-13 s.n. Riverside Canyon on n. slope of San Jacinto Mts. bet. Cabazon and Whitewater. Comment
  SD99587  Celtis reticulata Wayne P. Armstrong 1977-11-19 Riverside Ao mile up canyoin above Gilman Ranch House 853 Comment
  CAS-BOT-BC277185  Centaurea X pouzinii F. Willmarth 1961-10-18 s.n. Riverside Old Fuller Rancho, near Corona Comment
  RSA587427  Centaurea melitensis Darin L. Banks, Steve Boyd 1995-6-2 0571 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
  NY532374  Centaurea repens S. D. Boyd 1989-7-6 3758 Riverside S of Jurupa Rd, E of intersection with Van Buren Ave. Comment
  CAS-BOT-BC284479  Centaurea solstitialis Scott D. White; Mike Wilcox 1995-7-13 3473 Riverside Alluvial fan below unnamed canyon +- 1/4 mi SW of Grand Ave. (City of Lk. Elsinore), directly downslope from hairpin trun on SH 74, NE Santa Ana Mtn. foothills 487 Comment
  SEINET10910151  Centaurium J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12851 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 several kilometers on Whitewater Canyon Road to where it crosses over the river. Comment
  RSA487201  Centaurium venustum James L. Reveal 1988-5-22 6861 Riverside Rainbow canyon 13 iles south of Pala Road in Wolf Valley, aout 25 miles north of rainbow along US Hwy 395. 518 Comment
  UCR259225  Centromadia pungens subsp. laevis Mitch Provance 2012-4-20 412- 06 Riverside San Timoteo Canyon, just southeast of the SCE El Casco Substation, on the south side of San Timoteo Canyon Rd./Oak Valley Parkway 643 Comment
  UCR261195  Centromadia pungens subsp. laevis A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-5-18 41715 Riverside Esinore, SE quarter of large vacant lot between Hwy 74 and Enterprise Way, a short distance NE of the drain from Lk. Elsinore to Temescal Canyon, S of the end of Enterprise and W of the end of Pasadena St. 387 Comment
  CAS-BOT-BC388358  Cerastium glomeratum Steve Boyd 1986-4-20 1723 Riverside Gavilan Hills-Gavilan Hills: Harford Springs Co. Park Comment
  RSA605745  Cerastium glomeratum A. C. Sanders, G. K. Helmkamp 1996-3-17 17983 Riverside Coachella Valley: Palm Springs, mouth of Palm Canyon, ca. 0.5km E of Palm Canyon Dr. on Bogert trail. 163 Comment
  RSA498414  Cercidium floridum T. S. Clare 1930-4-14 13790 Riverside Indio Comment
Read comments Feb 3 2011
  POM11522  Cercocarpus betuloides Philip A. Munz 1922-6-30 5925 Riverside Santa Rosa, Santa Rosa Mountains. 1982 Comment
  CAS-BOT-BC135497  Cercocarpus betuloides var. betuloides Banning School 1927-4-1 s.n. Riverside Banning, from flower show. Comment
  RSA192332  Cercocarpus minutiflorus E. W. Lathrop 1966-3-20 6071 Riverside 10 miles west of Murrieta on the Tenaja Truck Trail between DeLuz and Tenaja Guard Station, Trabuco District. Comment
  RSA495438  Cercocarpus minutiflorus Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-3-12 2965 Riverside Vail Lake area, lower slopes of Oak Mountain 1.5 mi WSW of lake. 488 Comment
  CAS-BOT-BC276386  Chaenactis carphoclinia Marcus E. Jones 1906-4-27 s.n. Riverside Indio Comment
  CAS-BOT-BC276393  Chaenactis carphoclinia John H. Thomas 1957-3-30 6529 Riverside 0.8 mile E of Cactus City, about 13 miles E of Coachella, near US Highways 60 and 70, Colorado Desert 518 Comment
  CAS-BOT-BC276394  Chaenactis carphoclinia Elizabeth McClintock 1964-4-8 s.n. Riverside E of Indio Comment
  RSA703747  Chaenactis carphoclinia var. carphoclinia LeRoy Gross 2005-3-3 1571 Riverside Palen Mountains, south side. Near end of old prospect road., Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W. 207 Comment
  UC472219  Chaenactis carphoclinia var. carphoclinia Joseph Grinnell 1910-3-18 Riverside Riverside Mt. Colorado River, Riverside Mt. Comment
  CAS-BOT-BC276907  Chaenactis fremontii Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater 304 Comment
  JEPS30922  Chaenactis fremontii P. Stockwell 1940-4-24 1504 Riverside 1 mi e of Cabazon Comment
  POM6569  Chaenactis fremontii Philip A. Munz, L. T. Street, Williams 1919-3-28 2464 Riverside San Gorgonio Pass, between Whitewater and Cabazon. Comment
Read comments Mar 13 2011
  RSA0123117  Chaenactis fremontii Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9024 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Agua Alta Canyon, approximately 3.5 air miles southeast of the summit of Martinez Mountain. 639 Comment
  RSA249464  Chaenactis fremontii John F. Emmel 1973-4-7 429 Riverside Carrizo Creek wash, just SW of Pines to Palms Hwy, 4 air miles SSW of Palm Desert 320 Comment
  UCR268784  Chaenactis fremontii Jim Andre 2015-3-2 31350 Riverside Mojave Desert, along Kolbe Road, northwest end of Coachella Valley at foot of Little San Bernardino Mountains, 0.2 mi west of intersection between Hwy 62 and Indian Avenue, road to Desert Hot Springs, 2.3 mi south of San Bernardino Co. line 529 Comment
  UCR90163  Chaenactis fremontii R. W. Scora 1966-4-1 3010 Riverside Sonoran (Colorado) Desert, Coachella Valley, 3-4 km east of Thousand Palms on Ramon Road; near Hidden Spring Oasis 60 Comment
  SD140205  Chaenactis glabriuscula Scott White 1993-4-22 1229 Riverside North Alberhill Ranch, in hills north of Walker Canyon. 487 Comment
  SFV3811  Chaenactis glabriuscula P. G. Kilburn 1958-5-17 810 Riverside 3 miles south of Banning. 305 Comment
  CAS-BOT-BC277410  Chaenactis glabriuscula var. glabriuscula Steve Boyd 1992-4-15 6879 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. downstream to the confluence with San Mateo Creek 487 Comment
  RSA771809  Chaenactis glabriuscula var. glabriuscula Steve Boyd 2010-5-26 12279 Riverside 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-BC277548  Chaenactis glabriuscula var. lanosa H. M. Hall 1901-6-1 2165 Riverside San Jacinto Mountains. Thomas Valley 1371 Comment
  RSA500072  Chaenactis glabriuscula var. lanosa Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-2 3239 b Riverside Vail Lake area, sandy valley at NE end of lake, N of Wilson Creek 488 Comment
  RSA777813  Chaenactis stevioides Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-24 852 Riverside Chuckwalla Mountains, Chuckwalla Mountains Wilderness, off Corn Spring Road, main wash adjacent Corn Spring Road, draining from Corn and Aztec Springs up on Chuckwalla, flowing NNE 396 Comment
  SJSU11743  Chaenactis stevioides R. C. McGehee 1970-4-15 201 Riverside Wileys Well c. 24 mi SW of Blythe, southeastern Riverside County Comment
  RSA19431  Chaenactis stevioides var. stevioides I. W. Clokey 1935-4-17 6942 Riverside Cottonwood Springs. Comment
  JOTR28755  Chamaesyce albomarginata La Doux, Tasha, Ileene Anderson 2004-10-4 1641 Riverside Joshua Tree National Park. Stop 1: Little SB Mtns, near Keys Ranch 1277 Comment
  RSA232934  Chamaesyce maculata Lewis S. Ross 1967-12-19 67179 Riverside La Quinta. 15 Comment
  RSA600228  Chamaesyce maculata L. C. Wheeler 1960-5-9 7692 Riverside Colorado Desert. Mirage Ranch. Comment
  SBBG4020  Chamaesyce micromera H. and M. Dearing 1936-12-25 946 Riverside Thousand Palms Cyn Comment
  RSA778320  Chamaesyce micromera Amber Swanson, Kyle Dexter 2011-10-8 633 Riverside Sandy flats N off of Blythe Rice Rd. 237 Comment
  JEPS52373  Chamaesyce polycarpa W. L. Jepson 1914-3-23 6054 Riverside Colorado Desert, Conchilla Desert 60 Comment
Read comments Sep 1 2007
  POM2793  Chamaesyce polycarpa P. A. Munz 1918-4-28 2150 Riverside Elsinore. Comment
  RSA444789  Chamaesyce polycarpa J. C. Roos 1965-6-23 s.n. Riverside Cactus City, on I 10, 25 miles east of Indio. Comment
Read comments May 21 2011
  SFV10856  Chamaesyce polycarpa M. L. Vincent, R. H. Swade 1963-10-19 455 Riverside Snow Creek Road, 2 miles from its intersection with California State Highway 111. 366 Comment
  RSA770638  Chamaesyce polycarpa var. hirtella R. F. Thorne, M. Z. Thorne 1973-3-30 42694 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  JEPS26603  Chamaesyce serpyllifolia Peter Kamb 1948-7-4 1169 Riverside San Jacinto Mtns, Hall Canyon 1645 Comment
  RSA0103576  Chamaesyce setiloba Duncan S. Bell 2015-9-30 8652 Riverside Santa Rosa Mountains; collecting in the summit area of Asbestos Mountain. 1573 Comment
  UCR178564  Cheilanthes covillei R. G. Swinney 1967-3-5 47 Riverside San Jacinto Mtns/Colorado Desert, Snow Creek 381 Comment
  RSA673635  Cheilanthes newberryi Scott D. White, Tasha LaDoux 2000-4-20 7676 Riverside South of Hemet: Gibbel Flat in the Santa Rosa Hills. 610 Comment
  SEINET272413 Image available Cheilanthes newberryi A. C. Sanders, G Helmkamp 1997-3-15 19917 Riverside Lake Skinner Area; hill E of Skinner Lake at NW end of Tucalota Hills. UTM 10km cell: MH-9E 1N. Skinner Reservoir 567 Comment
  UC424876  Cheilanthes parryi Milo S. Baker 1928-4-2 32926 Riverside Palm Canyon Comment
  POM179189  Cheilanthes viscida Philip A. Munz 1941-10 17237 Riverside On Palms to Pines HIghway, north base of Santa Rosa Mts. Comment
  POM926  Cheilanthes viscida I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon, Little Palm Canyon fork 305 Comment
  SEINET7048179  Cheilanthes viscida Steven R. Hill 2001-5-3 33687 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
  CAS-BOT-BC168091  Chenopodium A. C. Sanders 2001-11-25 24888 Riverside Moreno Valley, Hope Depot at Pigeon Pass Rd. on north side of Hwy 60 503 Comment
  UC72714  Chenopodium californicum Miss M. A. King 1893-1 Riverside Menifee Comment
  UCR21983  Chenopodium californicum Steve Boyd 1980-4-8 101 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 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
  HSC27211  Chilopsis linearis J. P. Smith, J. O. Sawyer 1973-6-10 6884 Riverside Joshua Tree National Monument. Comment
  HSC79286  Chilopsis linearis G. K. Helmkamp 1984-5-5 - 9 Riverside Little San Bernardino Mtns., Big Morongo Canyon, 4 mi. below the caretaker's house at the Big Morongo Preserve 549 Comment
  RSA455309  Chilopsis linearis Albert J. Perkins 1916-4-16 s.n. Riverside Palm Canyon. Comment
  UCR272883  Chilopsis linearis Duncan S. Bell 2009-8-15 411 Riverside northwest of the Arica Mountains 286 Comment
  UCSB8347  Chilopsis linearis Leeuwen, Henry 1957-4-13 Riverside Next to Cal. Hwy. 195 about 6 miles east of Mecca Comment
  SEINET10550623  Chilopsis linearis subsp. arcuata Rose 1935-12-22 Rose 35682 Riverside Colorado Desert, Palm Canyon Wash. 183 Comment
  UCR35107  Chimaphila menziesii L. B. Ziegler 1966-6-28 070 Riverside San Jacinto Mountains, North Fork of the San Jacinto River (Dark Canyon), above Idyllwild-Banning Road 1677 Comment
  RSA724119  Chloris truncata R. E. Riefner 2003-5-27 3 -254 Riverside Perris Valley, Rider Street near Perris Valley Storm Drain. 483 Comment
  UCR157759  Chloris truncata Scott D. White 1990-9-5 s.n. Riverside Perris-Aguanga Basin region, Perris Valley, SW corner of Nuevo Rd & Dunlap Road, between Perris & Nuevo. Adjacent to the Perris Valley Storm Drain 433 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
  UCR261453  Chorizanthe brevicornu A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41444 Riverside San Gorgonio Pass, San Gorgonio River wash, c. 3.7 miles east of Cabazon, c. 1.25 mi. NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms 439 Comment
  JOTR31853  Chorizanthe brevicornu var. brevicornu La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2111 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  SD225062  Chorizanthe brevicornu var. brevicornu G. K. Helmkamp 1998-2-5 2639 Riverside Palm Springs, 1.1 mi. W of CA Hwy 111 on Tramway Rd. 334 Comment
  UCR104833  Chorizanthe brevicornu var. brevicornu George K. Helmkamp 1998-2-5 2639 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Palm Springs, 1.1 mi. west of Calif. Hwy 111 on Tramway Rd. 335 Comment
  UCR263483  Chorizanthe coriacea A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41447 Riverside San Gorgonio Pass, San Gorgonio River wash, c. 3.7 miles east of Cabazon, c. 1.25 mi. NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms 439 Comment
  UCR242864  Chorizanthe fimbriata Dick Newell, Judy Booth 2013-6-16 334 Riverside Peninsular Range; Santa Ana Mtns., South Main Divide Rd., 0.3 mi. east of Decker Canyon Rd. 887 Comment
  HSC35441  Chorizanthe fimbriata var. fimbriata J. D. Ackerman, A. M. Montalvo 1975-6-26 523 Riverside Hwy. 74 between Lake Elsinor and San Juan Capistrano, near upper San Juan Campground Comment
  UCR19068  Chorizanthe leptotheca John C. Roos 1952-6-8 5748 Riverside Reche Canyon 549 Comment
  RSA392768  Chorizanthe parryi var. parryi N. C. Cooper 1944-5-6 1206 Riverside Banning. 701 Comment
  UCR174116  Chorizanthe parryi var. parryi A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32614 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
  RSA0092852  Chorizanthe polygonoides subsp. longispina D. E. Bramlet 1993-5-4 2337 Riverside Peninsular Range; Gavilan hills area: south of Lake Mathews, SE of Black Rocks & NW of Monument Peak. 474 Comment
  RSA593799  Chorizanthe polygonoides var. longispina Jeri Hirshberg 1995-5-19 273 Riverside San Jacinto Mountains, Garner Valley. Comment
  RSA65259  Chorizanthe polygonoides var. longispina F. W. Peirson 1922-5-19 3025 Riverside 3 miles northeast of Murrieta. Comment
  UCR174329  Chorizanthe polygonoides var. longispina A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32562 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 587 Comment
  UCR237874  Chorizanthe polygonoides var. longispina Mark A. Elvin 2003-3-26 2365 B Riverside San Jacinto Mountains, Garner Valley off Fobes Ranch Rd., east of Hwy 74 1372 Comment
  RSA585871  Chorizanthe procumbens D. L. Banks, S. D. Boyd 1995-5-9 356 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, W of the Dripping Springs Alcove, W of Woodchuck Campground. 793 Comment
  RSA65245  Chorizanthe rigida F. W. Peirson 1927-4-12 7174 Riverside Painted canyon, near Mecca. Comment
  RSA522757  Chorizanthe staticoides Steve Boyd, Tim S. Ross, L. Arnseth 1990-3-29 3864 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain. 396 Comment
  RSA170152  Chrysothamnus nauseosus subsp. consimilis L. B. Ziegler 1964-10-15 s.n. Riverside On Valley alluvial, Garner (Hemet) Valley, S part of San Jacinto Mts 1433 Comment
  UCR279556  Chylismia brevipes subsp. brevipes A. C. Sanders, Jim Malusa 2017-3-29 43177 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, large canyon 4 km SSE (164 deg. ) of the confluence of Red Canyon and Salt Creek 518 Comment
  JOTR35318  Chylismia cardiophylla subsp. cardiophylla Harding, Mitzi, Mark Wheeler 2012-2-28 86 Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; eastern slopes of southern tip of range (Stop 1) 177 Comment
  CAS-BOT-BC160612  Chylismia claviformis subsp. aurantiaca Mrs. G Earle Kelly 1926-4-1 s.n. Riverside Painted Canyon near Indio Comment
  UC1184360  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-1-25 11476 Riverside 5.5 mi se Painted Canyon turnoff; Box Canyon Comment
  UC724197  Chylismia claviformis subsp. aurantiaca Aven Nelson, Ruth A. Nelson 1939-3-22 3215 Riverside Hwy 99 near Palm Springs Comment
  CAS-BOT-BC162786  Chylismia claviformis subsp. claviformis A. C. Sanders; J. Dice; K. Rose; D. Woodard 1995-3-29 16272 Riverside San Jacinto Mtns./San Gorgonio Pass, alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village Comment
  SEINET3102065  Cirsium occidentale var. californicum Marc A. Baker, Michelle Cloud-Hughes 2011-6-10 17365 Riverside Along Morris Ranch Road, 400m north of Kenworthy Station, 4km west of Butterfly Peak, west base of San Jacinto Mountains, Garner Valley, just east of Thomas Mountain. 1420 Comment
  CAS-BOT-BC438668  Cistanthe ambigua F. O. Ballou 1926-2-27 s.n. Riverside Painted Canon [Canyon] Comment
  RSA772844  Cistanthe monandra Orlando Mistretta, Duncan Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4847 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
  CSUSB228  Clarkia purpurea subsp. quadrivulnera Lynn Baasch 1971-5-22 Riverside DeLuz Road, 4 miles north of Garnsay's Lake, southeast of road, grassey bank. Comment
  SDSU13908  Clarkia purpurea subsp. quadrivulnera Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2133 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of El Valle meadow. 646 Comment
  CAS-BOT-BC164737  Clarkia rhomboidea H. M. Hall 1897-6-16 651 Riverside Strawberry Valley 1600 Comment
  RSA707889  Clarkia similis Scott D. White, Angelia Carey 2004-4-16 10159 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 549 Comment
  CLARK-A1528-648  Clarkia unguiculata Frank Ambrey 1959-4-26 Riverside Riverside Comment
  UCR158133  Claytonia parviflora A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30083 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
  RSA525449  Claytonia parviflora subsp. tenuifolia Steve Boyd, David E. Bramlet 1990-4-29 4494 Riverside Lake Skinner County Park, SE base of Bachelor Mountain. Comment
  SDSU18368  Claytonia perfoliata subsp. mexicana C. Matt Guilliams 2008-2-27 479 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 405 Comment
  RSA117664  Claytonia perfoliata subsp. perfoliata S. S. Tillett 1956-4-8 428 Riverside At intersection of US 91 and Cal 71, SW of overpass. Comment
  SD137656  Clematis lasiantha Darin L. Banks, Steve Boyd 1995-3-15 69 Riverside Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., Dorland Mtn. area. 762 Comment
  RSA735926  Clematis pauciflora Scott D. White, Justin M. Wood 2008-5-29 12044 Riverside Beaumont Badlands: West of Beaumont, near SR-60 crossing over San Timoteo Creek. 610 Comment
  SBBG112483  Clematis pauciflora C. Bornstein 1994-5-1 Riverside Barker Dam; Joshua Tree Nat Monument 1280 Comment
  SD143769  Clematis pauciflora Scott D. White 1997-5-25 5251 A Riverside San Jacinto Mts. Bautista Canyon: Hixon Trail (USFS No. 2E43), between trailhead at Bautista Cyn. Rd. and intermittent stream crossing 792 Comment
  SD80149  Clematis pauciflora Nacny Ryan Zabriskie, Walter Zabriskie 1971-3-7 352 Riverside Andreas Canyon, east slope of San Jacinto Mountains 359 Comment
  UC853959  Clematis pauciflora P. A. Munz and I. M. Johnston 1922-5-7 5257 Riverside Little San Bernardino Mts., Keyes Ranch 1066 Comment
  POM294294  Cleome isomeris Lyman Benson 1949-3-28 13583 Riverside 10 miles northeast of Palm Springs. Colorado Desert. 335 Comment
  RSA575905  Cleome isomeris Steve Boyd 1994-10-14 8402 Riverside Southern Santa Mountains, Santa Rosa Plateau, east of the Tenaja Guard Station of the Clevelands National Forest, at the intersection of Tenaja Road and Wildomar Truck (7S01) 671 Comment
  SEINET188366  Coldenia palmeri C. L. Hitchcock 1940-3-29 5851 Riverside ca 12 miles east of Indio Comment
  OBI29874  Collinsia concolor Melissa Luckow, Rhonda Riggins 1982-4-15 827 Riverside hwy 371, 1.2 mi N of jctn with hwy 79 in Aguanga Comment
  SD73630  Collinsia concolor Helen V. Witham 1970-5-1 845 Riverside steep north slope, Bautista Canyon, southeast of Hemet 800 Comment
  UC26636  Collinsia parviflora H. M. Hall May 1901 1810 Riverside in vicinity of Strawberry Valley (San Jacinto Mountains); San Jacinto Mountains 1600 Comment
  UCR75070  Colubrina californica A. C. Sanders, E. J. Lawlor 1992-4-4 12112 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  SD122941  Convolvulus arvensis Steve Boyd 1985-7-23 1003 Riverside 5.2 miles west of Rancho California on De Luz Road. 395 Comment
  UCR252808  Convolvulus simulans Ana Hernandez, Karyn L. Drennen 2014-5-9 052 Riverside Perris Aguanga Basin, Santa Ana Mountains, foothills. Sycamore Creek Conservation Easement. 40 meters east of Campbell Ranch Road, 90 meters north of intersection with Indian Truck Trail 365 Comment
  RSA554286  Conyza bonariensis Scott D. White 1992-2-25 92 -10 Riverside Santa Rosa Plateau, between Sandia and De Luz Creeks, ca. 1.5 (air) mi. W of Sandia Canyon; 7 miles SW of Murrieta. 305 Comment
  SEINET4676266  Cordylanthus filifolius Steve Boyd, Tim Ross 1992-6-10 7644 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon about 'Potrero Escondido,' an isolated area of low relief topping the ridge system due west of the junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek. Southeast side of potrero.; 0 671 Comment
  RSA555204  Cordylanthus nevinii John F. Emmel 1983-9-17 892 Riverside San Jacinto Mts.; Idyllwild; on north-facing slope of West Ridge, 0.3 mile SSW of Camp Emerson. 1622 Comment
  POM230198  Corethrogyne filaginifolia I. W. Clokey, E. G. Anderson 1933-8-21 6962 Riverside N Fork San Jacinto River. 1500 Comment
  POM49860  Corethrogyne filaginifolia P. A. Munz, I. M. Johnston 1924-7-29 8858 Riverside 5 miles SE of Poppet Flat, San Jacinto Mtns. 1372 Comment
  SDSU4689  Corethrogyne filaginifolia H. Wedberg 1962-7-28 982 Riverside About 7 miles from Hemet on the road to Mountain Center. 610 Comment
  SFV13133  Corethrogyne filaginifolia M. J. Thor 1982-9-16 118 Riverside San Jacinto Mountains Idyllwild Park. 1616 Comment
  UC87480  Corethrogyne filaginifolia J. W. Toumey 1894-9-27 Riverside Banning Comment
Read comments Mar 13 2011
  RSA0042780  Cornus nuttallii A. Lee Haines 1951-5-19 s.n. Riverside Dark Canyon, San Jacinto Mt. 1981 Comment
  RSA0130299  Coryphantha alversonii Anonymous 1947-1 s.n. Riverside Cottonwood Springs Area. Comment
  SEINET11044816  Coryphantha alversonii Marc A. Baker, Michelle Cloud-Hughes 2011-1 Riverside Comment
  UCR234433  Cotula coronopifolia 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
  UCR98070  Cotula coronopifolia A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19897 Riverside Lake Skinner area, upper Rawson Canyon, 2.5 mi. NNE of Skinner Lake, 1 mi. SW of Crown Valley 595 Comment
  POM13566A  Crassula aquatica P. A. Munz 1922-9-6 6381 -A Riverside Hidden Lake, San Jacinto Mountains. 2637 Comment
  POM212789  Crassula aquatica P. A. Munz 1941-5-18 17069 Riverside north end of Santa Rosa Ranch, Elsinore Mountains. 854 Comment
  SD143943  Crassula connata A. C. Sanders 1997-3-1 19706 Riverside Box Springs Mountains; Coyote Hill and ridge south and southeast of the UCR Botanic Garden. 420 Comment
  UCR213279  Crassula connata A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37692 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
  UCD126208  Cressa truxillensis Rimo Bacigalupi; G. T. Robbins 1954-5-16 4467 Riverside valley of San Jacinto River, one-half mile west of Lakeview and just east of Lakeview (formely Ginsberg) Hot Springs. 432 Comment
  CAS-BOT-BC334202  Crinodendron patagua O. F. Clarke 2007-6-3 s.n. Riverside Peninsular Range: Riverside. O.F. Clarke residence, 266 Frost Court, east edge of UCR campus 351 Comment
  JEPS13812  Crossosoma bigelovii Marjorie D. Clary 1932-1-22 657 Riverside sw Coral Reef (canyons at base of mts.); Santa Rosa Mountains, Coachella Valley Comment
  POM48342  Crossosoma bigelovii E. C. Jaeger 1925-3-1 s.n. Riverside Snow Canyon, San Jacinto Mts. 457 Comment
  UC536862  Crossosoma bigelovii M. C. Jones 1934-2-18 Riverside Whitewater Canyon Colorado Desert Comment
  UCR274217  Crossosoma bigelovii Duncan S. Bell, Evan Meyer 2014-10-29 7678 Riverside Santa Rosa Mountains, Agua Alta Canyon, to the north of Martinez Canyon, c. 6 air miles southeast of the summit of Martinez Mountain 394 Comment
  RSA480579  Croton californicus W. Hutchinson 1921-4-1 s.n. Riverside Palm Springs Comment
  RSA596673  Croton californicus D. L. Banks, Lauren Raz 1996-11-5 1186 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, S of San Gabriel Church; Along a newly established firebreak along a NW-SE running ridgeline, near the water tank. 402 Comment
  RSA757623  Croton californicus LeRoy Gross, Jackie McConnaughy, Andrew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4335 Riverside Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W., Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  RSA785629  Croton californicus Doris Bowers 1972-4-15 1821 Riverside Pulgas Creek Rd. Rancho California 396 Comment
  UC56533  Croton californicus F. Gilman 1902-1 46 Riverside Palm Springs Comment
  UC868665  Croton californicus Milo S. Baker 1928-4-4 2873 Riverside Palm Springs-Banning hwy Snow River Comment
  UCSB7616  Croton californicus Ullman, Sydney 1956-4-14 Riverside Town of Whitewater Comment
  UCD141965  Croton californicus subsp. californicus Robert F. Thorne; W. A. Tilforth, L. Shultz, R. K. Benjamin, J Hogge 1980-4-16 54120 Riverside San Bernardino Mts.; along Whitewater River; E. of bridge and levee. Comment
  CLARK-A1528-2689  Croton californicus var. tenuis John C. Roos 1951-9-25 5297 Riverside Santa Ana River 259 Comment
  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
  SEINET11263871  Croton setiger T. B. Salvato, Melissa Clemons 2005-6-23 1287 Riverside Penninsular Range, Temescal Valley, Alberhill, instersection of Lake Street and Walker Canyon Drive, N of Hwy I-15, at bsse of Walker Canyon (Alberhill 7.5' Q); 0 378 Comment
  UC196600  Cryptantha angustifolia Joseph Grinnell 1910-3-17 Riverside Colorado River Riverside Mt. Comment
  UCR137372  Cryptantha angustifolia June Latting 1978-4-30 s.n. Riverside Sonoran (Colorado) Desert, Red Cloud Mine Road near I-10 427 Comment
  UCR165811  Cryptantha angustifolia 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
  UCR175169  Cryptantha angustifolia Jim Andre 2006-4-6 6692 Riverside S Mojave Desert, Joshua Tree National Park: along Pinto Basin Rd. in Wilson Canyon 866 Comment
  UCR85434  Cryptantha angustifolia George K. Helmkamp 1994-4-26 88 6 Riverside Western Colorado Desert, Indio Hills; north of the landfill on Edom Hill 213 Comment
  POM46804  Cryptantha barbigera Mary F. Spencer 1920-4-2 1518 Riverside Tahquitz Canyon 213 Comment
Read comments Nov 19 2011
  RSA784718  Cryptantha barbigera Duncan S. Bell 2012-3-18 3205 Riverside The Mecca Hills; southeastern section of hills; at mouth of Hidden Canyon where drainage is blocked by the Coachella Canal, approximately 2.8 air miles southwest of Hidden Spring. 20 Comment
  UC1063930  Cryptantha barbigera H. S. Yates 1937-3-23 6446 Riverside 15 mi nne Medda; Thermal Quad. 457 Comment
Read comments Apr 6 2011
  UC2015547  Cryptantha barbigera A. C. Sanders with G. Helmkamp, P. MacKay, et al 1995-3-19 16185 Riverside Coachella Valley, Willow Hole, 4 miles south of Desert Hot Springs. Comment
  RSA0042543  Cryptantha barbigera Philip A. Munz 1949-4-13 13045 Riverside Above Cottonwood Springs, west end Eagle Mts., Colorado Desert. 1097 Comment
  JOTR29584  Cryptantha barbigera var. fergusoniae Andre, Jim 2006-4-6 6716 Riverside Joshua Tree National Park. about 50 m. north of the Keys View Parking area 1552 Comment
  JOTR36479  Cryptantha barbigera var. fergusoniae La Doux, Tasha, D. Shade, S. De Groot, N. Fraga, L. Washburn 2013-4-26 3192 Riverside Joshua Tree National Park. Little San Bernardino Mtns, Smithwater Canyon, below steep rock wall at bend in canyon (Biodiversity Hunt stop3) 1241 Comment
  SDSU20582  Cryptantha barbigera var. fergusoniae Ronald B. Kelley 2005-3-22 653 Riverside Cottonwood Road north of West Palm Springs, near type location. 549 Comment
  SEINET3005006  Cryptantha costata G. Rink, A. Karl, M. Honer, T. Thomas 2011-4-6 10435 Riverside Ca 5 miles west of Blythe, south fo I-10 and north of the transmission line, on dunes 141 Comment
  UCR132767  Cryptantha decipiens George K. Helmkamp 1984-5-2 D- 27 Riverside Little San Bernardino Mountains, Big Morongo Canyon, 3 - 3.5 miles below the caretaker's house at the Big Morongo Preserve 610 Comment
  POM50382  Cryptantha intermedia W. W. Eggleston 1924-3-8 19530 Riverside Hemet. 480 Comment
  RSA12910  Cryptantha intermedia C. B. Wolf 1935-4-7 6300 Riverside 2 mi. SW of Perris. 427 Comment
  UCR114825  Cryptantha intermedia Mitch Provance, Seychelle Provance 1998-2-17 87 Riverside Jurupa Mountains, Jensen Quarry; Sunnyside area on W side of Sierra Blvd, c. 0.2 miles NW of the corner of Scenic Dr. and 34th St. 348 Comment
  UCR162925  Cryptantha intermedia B. G. Pitzer, Stu Hemstreet 1992-5-21 1935 Riverside Santa Ana Mtns., Cleveland National Forest, State Hwy 74, 1 mi. uphill of the 2,000 ft. marker & to the left 0.1 mi. on an old paved road 762 Comment
  UCR20847  Cryptantha intermedia 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
  UCR58484  Cryptantha intermedia Ed LaRue 1989-5-17 s.n. Riverside San Bernardino Mtns, hills east of Beaumont, along Potrero Creek, one-half mi. east of old San Jacinto Nuevo Y Potrero land grant 701 Comment
  UCR87614  Cryptantha intermedia A. C. Sanders 1994-5-30 14593 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  UCR89846  Cryptantha intermedia Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3304 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
  JEPS119477  Cryptantha maritima Clark Cowan 1978-4-23 1175 Riverside ESE slope above San Jacinto tramway parking lot, Chino Canyon. Comment
  UC1186499  Cryptantha maritima Peter M. Ray 1949-3-5 1319 Riverside near 1000 Palms; Coachella Valley, Willis Palms Comment
  SEINET12280846  Cryptantha micrantha E. A. Purer 1935-1 6471 Riverside Pam Springs, western Colorado Desert Comment
  UCR116613  Cryptantha micrantha var. micrantha A. C. Sanders 2001-3-20 23840 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, NW corner of intersection of Pierson Blvd. and Atlantic Blvd., between flood control ditch and Pierson, west of high school 335 Comment
  UCR102888  Cryptantha microstachys A. C. Sanders 1997-4-3 20175 Riverside Lake Skinner area, N edge of large clay patch adjacent to the E side of the Skinner entrance road, c. 1-2 km NE of Borel Road. 473 Comment
  UCR266468  Cryptantha microstachys Mitch Provance, Robin Kinmont 2015-3-27 315- 55 Riverside Perris-Aguanga Basin Region, Murrieta Hot Springs, Leon Rd. (unmarked dirt portion) on unnamed hill c. 0.5 miles W of Skunk Hollow, vicinity of W terminus of Promontory Parkway. 430 Comment
  UCR23584  Cryptantha muricata John C. Roos 1950-4-15 4732 Riverside The summit of Reche Canyon 793 Comment
  UCR84654  Cryptantha muricata Scott D. White, S. Ogg 1994-4-21 1980 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  UCR90386  Cryptantha muricata Steve Boyd 1995-4-24 8476 Riverside Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on N flank of Agua Tibia Mtn, at N base of Wildhorse Peak. Along the Wildhorse Trail near its junction with the Dripping Springs Trail. 610 Comment
  UCSB38650  Cryptantha muricata Cowan, Clark 1978-4-24 Riverside 19.6 mi. (31.3 km.) S on 74 from jct. w/ Hwy. 111 at Indian Wells Sta. Rosa Rd., 1 mi. (1.6 km.) S. of 74 Comment
  RSA772061  Cryptantha muricata var. jonesii Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4627 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA0079251  Cryptantha muricata var. jonesii Steve Boyd 1995-4-24 8476 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 its junction with the Dripping Springs Trail. 610 Comment
  RSA0079426  Cryptantha muricata var. jonesii Robert Gustafson 1983-4-18 2501 Riverside Clinton Keith Road, about 3 miles from its junction with Hwy. 15, eastern slopes of the Santa Ana Mts. 457 Comment
  OBI66287  Cryptantha nevadensis LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1450 Riverside Colorado Desert; Chocolate-Chuckwalla Mts region; Corn Springs campground in the Chuckwalla Mts. cyn SW of campground. UTMs 3721895N, 355238E; and UTM 3720669N, 654757e 549 Comment
  SDSU18703  Cryptantha pterocarya f. pterocarya Kristen Hasenstab, M. G. Simpson 2008-4-2 62 Riverside Joshua Tree National Park. Hidden Valley, 0.22 miles west of the Hidden Valley Picnic area, west of the Hidden Valley Nature Loop Trail. Underneath Salizarea mexicana, amongst large boulders. 1294 Comment
  UCR115350  Cryptantha pterocarya var. purpusii A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16293 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
  UC667292  Cryptantha racemosa Annie M. Alexander and Louise Kellogg 1941-5-20 2203 Riverside Cottonwood Pass Colorado Desert, Eagle Mountains 792 Comment
  JOTR01186  Cryptantha racemosa Schenck, Sara 1941-5-28 s.n. Riverside Joshua Tree National Park. RUBY LEE MILL SITE Comment
  SEINET12280890  Cryptantha racemosa L. S. Rose 1938-1 38338 Riverside 12 mi SW of Cathedral City, Palms to Pines Hwy, San Jacinto Mts 457 Comment
  JOTR30922  Cryptantha utahensis La Doux, Tasha, Bill Truesdell 2008-4-29 2597 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
  JOTR34074  Cryptantha utahensis La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2970 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
  SEINET3082945 Image available Cucurbita palmata C. M. Flanagan 1971-5-23 Riverside On the shoulder of 2 mile road, 29 Palms. Comment
Read comments Mar 26 2014
  POM9395  Cuscuta californica I. M. Johnston 1920-5-8 2269 Riverside Jurupa Mountains, extreme west end. Comment
  CAS-BOT-BC224607  Cuscuta californica var. papillosa Milo S. Baker 1928-4-3 2796 a Riverside Palm Canon [Canyon] Comment
  SD146296  Cuscuta campestris A. C. Sanders, D. Bramlet, Mihai Costea, T. Salvato 1999-10-15 23171 Riverside San Jacinto Valley; Mystic Lake, 1.4 miles southeast of Jackrabbit Trail on Gilman Springs Road. 433 Comment
  RSA0097555  Cylindropuntia bigelovii Marc A. Baker, Michelle Cloud-Hughes 2015-3-26 18291 Riverside Chuckwalla Bench, 64 km WSW of Blythe, 3.9 km south of Augustine Pass. 660 Comment
  UCR47050  Cylindropuntia californica var. parkeri Karin Cleary-Rose 1987-5-21 070 Riverside San Jacinto Valley, San Jacinto, north side of Gilman Springs Road, 0.4 km SE of its intersection with Bridge Street 463 Comment
  POM10152  Cylindropuntia echinocarpa P. A. Munz 1921-5-1 4487 Riverside Southern edge of Mojave Desert near Pinyon Wells. 1220 Comment
  POM172121  Cymopterus panamintensis var. acutifolius M. French Gilman 1930-4-6 7 Riverside [Monsen] Canyon, Eagle Mts. Comment
  SEINET4358094 Image available Cynanchum utahense Duncan S. Bell 2011-10-22 3005 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
  POM158184  Cyperus eragrostis Phillip A. Munz, I. M. Johnston 1928-9-6 11269 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  UCR119811  Cyperus erythrorhizos A. C. Sanders, T. B. Salvato, E. J. Lawlor, C. L. Sanders, et al 1999-8-22 23064 Riverside San Jacinto Mtns., NW shore of Lake Hemet, at Forest Service day use area 1322 Comment
  RSA365098  Cyperus niger var. capitatus L. C. Wheeler 1933-12-2 2319 Riverside U.S. 99: 2 miles NW Whitewater Station. 366 Comment
  UC1559  Cyperus odoratus Samuel B. Parish 1891-11-3 2247 Riverside Elsinore Lake Comment
Read comments Aug 8 2010
  UCR104089  Cyperus odoratus John Wear 1997-9-18 s.n. Riverside Sonoran (Colorado) Desert, City of La Quinta, Washington Street, c. 100 m from Pine 43 Comment
  UCR59235  Cyperus parishii Jeri Hirshberg 1989-7-20 s.n. Riverside Diamond Valley, south of Newport Road, near Searl Ranch. Comment
  CAS-BOT-BC70571  Cystopteris fragilis Geo. B. Grant 1901-8-1 464 Riverside Strawberry Valley, San Jacinto Mts. 1524 Comment
  RSA482015  Cystopteris fragilis Richard Noyes, L. Arnseth 1988-9-10 726 Riverside San Jacinto Mountains. Northeast section of Little Tahquitz Valley, 2 air miles northeast of Tahquitz Peak. 2378 Comment
  RSA554337  Cytisus striatus A. C. Sanders, Chet McGaugh 1991-7-19 11142 Riverside Murrieta Hot Springs, large vernal pool on the S side of Murrieta Hot Springs Road, E of Via Princesa and N of Calle del Lago 348 Comment
  RSA498351  Dalea mollis T. W. Minthorn 1925-08 s.n Riverside Near Indio Comment
  RSA684338  Dalea mollis Scott D. White, Michael Honer 2003-4-18 9037 Riverside Coachella Valley. Open sand north of the I-10 Freeway at Jefferson Ave. interchange. 12 Comment
  SD185213  Dalea mollis Dave Silverman, Cindy Hopkins 2005-3-25 5757 Riverside Rice Valley, southeast of Danby Dry Lake, south of Highway 62, along Midland Road, south of railroad crossing. 234 Comment
  UC665905  Dalea mollis Ira L. Wiggins 1941-3-27 9680 Riverside 8 mi. n.w. Desert Center; s. end Coxcomb Mts. Comment
  UCR263650  Dalea mollis David Fraker, Aaron C. Sedgwick 2012-3-22 014 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, south of Joshua Tree National Park on both sides of Hwy 177, c. 5 miles north of I-10, c. 3 miles south of the Desert Lily Sanctuary 183 Comment
  RSA27027  Dalea mollissima C. L. Hitchcock 1940-3-29 5846 Riverside 12 miles east of Indio. Comment
  UCR104808  Dalea mollissima George K. Helmkamp, E. A. Helmkamp 1998-2-18 2741 Riverside Chuckwalla Mtns, Graham Pass Rd, 10.6 mi. SSW of Chuckwalla Valley Rd. 488 Comment
  JOTR36187  Dasyochloa pulchella La Doux, Tasha, B. Truesdell, M. Wheeler 2013-10-31 3336 Riverside Joshua Tree National Park. Queen Mountain; near Split Rock, approx 0.5 km SE of Elton Mine 1330 Comment
  POM114602  Dasyochloa pulchella Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  UC19642  Datisca glomerata Geo. F. Reinhardt June, 1897 Riverside San Jacinto Valley Comment
  UC724163  Datura discolor Aven and Ruth Nelson 1939-3-28 3298 Riverside near ne side Salton Sea; near ne side of the Salton Sea Comment
  RSA421894  Datura wrightii Jeannette B. Edge 1934-3-25 18930 Riverside Jurupa Mts. 366 Comment
  UC68721  Datura wrightii H. M. Hall May, 1905 6243 Riverside Shaver's Well Chilcoot Pass (Chilcoot Pass); Colorado Desert, , Shaver's Well Comment
  RSA703225  Deinandra kelloggii R. E. Riefner Jr. 2004-4-27 04 -147 Riverside Morreno Valley, south of Allesandro St. near Merwin St. and Kimber Ave. 354 Comment
  SD134525  Deinandra kelloggii Craig Reiser 1988-6-20 Riverside North Mountain, east of San Jacinto Comment
  SD186075  Deinandra kelloggii A. C. Sanders, Mike Misenhelter 2005-6-15 31004 Riverside 2.0 miles northnortheast of Vail Lake, 4.0 miles southsouthwest of Sage, Denise Rd. at Bonita Rd. near Calle de Nino, 1.2 miles northeast of summit of (Big) Oak Mtn., southwest of Rocky Ridge and southeast of Black Hills. 640 Comment
  UC32758  Deinandra kelloggii H. M. Hall Jun 1 1901-Jul 1 1901 2420 Riverside in the vicinity of Strawberry Valley; San Jacinto Mountains 1584 Comment
  CAS-BOT-BC131033  Deinandra paniculata Peter H. Raven; Sidney R. Snow 1956-6-30 9531 Riverside Dripping Springs Guard Station, Temecula River Comment
  CAS-BOT-BC131034  Deinandra paniculata James I. McMurphy 1916-8-13 s.n. Riverside Riverside Comment
  UC1595568  Delphinium parishii W. Wisura, A. King, and L. Newcomb 1992-4-10 4667 Riverside w Hwy 62 (below Morongo Valley); Low Desert, Mission Creek Ranch Comment
  UC912669  Delphinium parishii subsp. parishii Curtis Ferris 1932-3-23 87 Riverside Palm Springs Comment
  RSA398774  Delphinium parryi Emery M. Whilton 1938-5-15 s.n. Riverside Lake Elsinore. Comment
  SEINET273041  Delphinium parryi A. C. Sanders 1997-4-3 20176 Riverside Lake Skinner area; N edge of large clay patch adjacent to the Skinner entrance rd. ca 1-2 km NE of Borel. UTM 10km cel 473 Comment
  UCR274310  Delphinium parryi Dick Newell, Judy Booth 2016-5-22 425 Riverside Peninsular Range; Santa Ana Mtns., Cleveland National Forest, South Main Divide Road, 3/4 mile NW of Elsinore Peak 944 Comment
  RSA394492  Delphinium parryi subsp. parryi Gale Sphon 1955-5-7 s.n. Riverside Horsethief Canyon, Santa Ana Mtns. Comment
  SDSU13373  Delphinium parryi subsp. parryi Tarja Sagar 2000-5-20 29 Riverside SMER. 300 m ESE from Northside Field Station along interpretive trail. 323 Comment
  SBBG47465  Dendromecon rigida N. C. Cooper 1944-6-17 1414 Riverside above Banning 1219 Comment
  UCR174615  Dendromecon rigida Jennifer H. Jones, Thi (Teresa) Bui and Holly Summers 2006-5-31 344 Riverside Peninsular Ranges; San Jacinto Mtns., just down Mt. Edna Road west off of Calif. Hwy 243 1146 Comment
  UCR222303  Deschampsia danthonioides R. F. Thorne, E. W. Lathrop, Steve Beckstrom-Sternberg, B. Martin 1982-1 55219 Riverside Peninsular Ranges; Santa Ana Mountains, SW of Murrieta, Santa Rosa Plateau, Mesa de la Punta near south edge of plateau, approached by De Luz Rd. 579 Comment
  RSA502502  Dicentra chrysantha Steve Boyd 1989-6-11 3722 Riverside Vail Lake area, recently burned hills SE of lake, S of Hwy 79. 488 Comment
  SD212681  Dicentra chrysantha A. C. Sanders, T. B. Salvato 2006-6-2 33084 Riverside Hills between Murrieta and Menifee Valley, west of I-215, South of Bundy Canyon/Scott Road and North of Clinton Keith Road. 548 Comment
  RSA771100  Dichelostemma capitatum Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4718 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 600 Comment
  JOTR37060  Dichelostemma capitatum subsp. capitatum La Doux, Tasha, M. Harding, J. Heintz, D. Thomas 2015-4-23 3546 Riverside Joshua Tree National Park. Little San Bernardino Mountains, north of Eureka Peak road; along northward corridor with California Riding and Hiking Trail, sandy wash bottom with steep granite rocky slopes Comment
  POM11224  Dicoria canescens W. R. Dudley 1903-12 s.n. Riverside Near Palm Springs. Comment
  UC1523589  Dicoria canescens Robert F. Thorne and C. W. Tilforth 1980-5-28 54158 Riverside n-s rocky ridge at e side Whitewater River (at mouth of canyon, ca. 1/4 - 1/2 mi e of Whitewater Post Office); San Bernardino Mts., Colorado Desert Comment
  SD115008  Dieteria canescens var. ziegleri Fred T. Sproul 1977-8-13 185 Riverside Along road to Santa Rosa Pk. At beginning of Pine-Oak Woodland (mak 11/07) Comment
  CLARK-A1528-4588  Digitaria sanguinalis John C. Roos 1937-8-17 2547 Riverside San Jacinto Comment
  UCR139986  Digitaria sanguinalis A. C. Sanders 2004-8-10 28763 Riverside Perris-Aguanga Region, 3 miles ENE of Perris, new nursery growing grounds west of Menifee Rd. (=Pozos Av.) & south of Nuevo Rd., between San Jacinto River and Nuevo 433 Comment
  RSA0016052  Diplacus bigelovii var. bigelovii George Willet 1930-4-5 s.n. Riverside Temecula. Comment
  SD148060  Diplacus brevipes Andy C. Sanders, T. B. Salvato 2001-5-16 24300 Riverside Perris-Aguanga region: S of Hemet, Ao mi. S of Gibbel Rd. about 1 mile E of State St., east end Diamond Valley, 1 mi. SSE of Hemet Butte, S of mouth of Avery Cyn 518 Comment
  CAS-BOT-BC150672  Diplacus longiflorus Steve Boyd 1986-4-22 1749 Riverside Temescal Canyon: just south of Interstate 15 Comment
  SD25160  Diplacus longiflorus Frank F. Gander 1939-5-14 7499 Riverside Banning Comment
  RSA751357  Diplotaxis erucoides Steve Morgan 1998-3-18 s.n. Riverside weed in the UCR Botanical Garden, E side of the UCR campus 396 Comment
  UCR72236  Ditaxis lanceolata Theo Glenn 1991-5-27 91- 122 Riverside Sonoran (Colorado) Desert, Palen Mountains, NE of Desert Center 360 Comment
  RSA676145  Ditaxis neomexicana Scott D. White 2001-4-12 8311 Riverside Shaver's Valley. South of 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. 320 Comment
  UCR122746  Ditaxis neomexicana George K. Helmkamp, E. A. Helmkamp 1998-4-24 3387 Riverside Santa Rosa Mountains, Palms-to-Pines Hwy (Calif. Hwy 74), 1 mi north of Carrizo Rd near Black Hill 1006 Comment
  UCR167552  Ditaxis neomexicana Nancy K. Cione 2004-4-30 s.n. Riverside Chuckwalla Valley, S of Eagle Mtns, north of Hayfield Dry Lake, near Red Cloud Road 415 Comment
  UCR256714  Ditaxis neomexicana Duncan S. Bell 2012-2-12 3104 Riverside Mojave Desert, Mecca Hills, c. 1.25 air miles north of Box Canyon Road, and c. 4 air miles southwest of Shavers Well 256 Comment
  JEPS52443  Ditaxis serrata Marjorie D. Clary 1932-5-22 928 Riverside Hexie Mt. n side Colorado Desert Comment
  RSA263904  Ditaxis serrata var. californica C. W. Tilforth 1976-7-20 1211 Riverside Along power line road n.e. of Chiriaco Summit between Indio & Desert Center, Riverside County, CA. Colorado Desert. Comment
  RSA530740  Dithyrea californica B. C. Templeton, I. W. Clokey 1930-4-9 1075 Riverside Palm Springs Station; Colorado Desert 400 Comment
  CAS-BOT-BC412630  Dodecahema leptoceras Mrs. J. D. Abrams 1901-5-1 s.n. Riverside Elsinore Comment
  UCSB22039  Dodecatheon alpinum Head, W. 1966-5-14 Riverside 0.5 mi. off of Long Valley Trail in Skunk Cabbage Meadow, San Jacinto Mountains. 2499 Comment
  SBBG103911  Dodecatheon clevelandii S. D. White 1993-4-20 1213 Riverside ridge SE of Estelle Peak, Gavilan Hills 792 Comment
  RSA757458  Downingia cuspidata R. F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-05 55199 Riverside SW of Murrieta. Santa Rosa Plateau, Mesa de Colorado 625 Comment
  POM20030  Drymocallis glandulosa var. reflexa Mary F. Spencer 1923-06 2198 Riverside Idyllwild, San Jacinto Mt. 1646 Comment
  UC860693  Drymocallis glandulosa var. viscida C. Epling, Wm. Robison 1935-6-30 Riverside between Pine Flat Camp and Fuller's Mill; Mt. San Jacinto, btw Pine Flat Camp and Fuller's Mill Comment
  RSA180394  Dudleya lanceolata E. W. Lathrop 1965-5-30 5774 Riverside 6 miles W of Murrieta. Comment
  UC1929642  Dudleya lanceolata Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8634 B Riverside SAN JACINTO MTS: Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. I.e. southwest terminus of Double View Dr. west to creek. Comment
  RSA502187  Dudleya pulverulenta Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-11 3713 Riverside Vail Lake area, sandy wash draining into Wilson Creek at E end of lake. Comment
  UC922780  Dudleya saxosa subsp. aloides Annie M. Alexander and Louise Kellogg 1940-3-21 876 Riverside 20 mi s 29 Palms (Baker Dam) 1322 Comment
Read comments Mar 30 2011
  UCR116513  Dudleya saxosa subsp. aloides A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20695 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek [c. 2.5 miles below Twin Pines Rd. on dirt road] 854 Comment
  RSA782131  Echinochloa colona Stephanie Rockwood, Christi Gabriel 2011-10-18 130 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 96 Comment
  UCR170133  Ehrharta erecta Jeffrey Ross 1998-6-4 143 Riverside Upper Santa Ana River/San Bernardino Valley, Ravine at NW corner of Canyon Crest Drive and University Avenue, across from UC Riverside 305 Comment
  RSA770644  Elatine californica R. F. Thorne 1973-5-23 43840 Riverside Santa Rosa Plateau- Mesa de Colorado. 610 Comment
  JOTR16662  Eleocharis macrostachya Leary, Pat 1975-5-7 1177 Riverside Joshua Tree National Park. POND BEHIND BARKER DAM 1280 Comment
  UCR110916  Eleocharis macrostachya A. C. Sanders, K. C. Rose 1999-6-18 22818 Riverside Domenigoni Valley, upper Warm Springs Creek between Hwy 79 (Winchester Rd.) and Scott Rd., Domenigoni Ranch, south of Winchester 433 Comment
  POM313068  Eleocharis palustris Malcolm A. Nobs, S. Galen Smith 1948-9-3 502 Riverside Thermal. Comment
  RSA741269  Eleocharis parishii Scott D. White, Justin M. Wood 2008-7-10 12450 Riverside Fobes Spring 1500 Comment
  RSA179495  Elyhordeum macounii E. W. Lathrop 1960-6-7 4855 Riverside 14 miles west of Murrieta Comment
  SD136962  Elymus condensatus Steve Boyd 1992-6-10 7632 Riverside San Mateo Canyon about Potrero Escondido, an isolated area of low relief topping the ridge system due west of the junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek 671 Comment
  CAS-BOT-BC227735  Elymus elymoides Carl B. Wolf 1932-8-5 3948 Riverside San Jacinto Mts. Along trail from Tahquitz Valley to San Jacinto Peak 2621 Comment
  CAS-BOT-BC206527  Elymus glaucus subsp. glaucus Carl B. Wolf 1932-8-5 3944 Riverside San Jacinto Mts., along trail from Tahquitz Valley to San Jacinto Peak 2621 Comment
  POM12137  Elymus glaucus subsp. glaucus Mary F. Spencer 1919-6-30 1314 Riverside Near Idyllwild, San Jacinto Mountains. 1616 Comment
  UCD62705  Elymus trachycaulus F. M. Reed 1928-7-10 5983 Riverside Camp Emerson, Idyllwild. 1524 Comment
  CAS-BOT-BC204299  Elymus trachycaulus subsp. trachycaulus H. M. Hall 1901-7-1 2569 Riverside San Jacinto Mountains. Dark Canon [Canyon] Comment
  UCR2372  Elymus triticoides F. M. Reed 1907-6-23 1445 Riverside Santa Ana River, City of Riverside, old field in the Santa Ana River bottom above the bridge on the West Riverside Road 244 Comment
  HSC93130  Emmenanthe penduliflora Karen Kirtland 1993-4-17 Riverside Hills N of Temecula Comment
  RSA401453A  Emmenanthe penduliflora Christopher Davidson 1973-4-1 1785 Riverside St. Hwy 71/79, appx 7 miles E of jct with Hwy 395 south. 412 Comment
  RSA785609  Emmenanthe penduliflora Doris Bowers 1972-4-15 1808 Riverside Dig at Rancho California - N/o camp 396 Comment
  SD204900  Emmenanthe penduliflora R. F. Thorne, W. Wisura and Dave Michener 1982-5-24 55187 Riverside Santa Ana Mountains region: Cleveland National Forest, along Main Divide Truck Road. 915 Comment
  HSC25923  Encelia actoni Richard Spjut 1972-1-20 2128 Riverside Colorado Desert; N base of the Chuckawalla Mtns. 305 Comment
  POM13872  Encelia actoni E. C. Jaeger 1921-7-15 1167 Riverside San Jacinto Canyon 610 Comment
Read comments Nov 6 2011
  POM356734  Encelia actoni Norman C. Cooper 1949-6-29 4307 Riverside West of Pinyon Flat, San Jacinto Mountains 1524 Comment
  RSA775597  Encelia farinosa Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 796 Riverside Mecca Hills, just south of Shaver's Well. 305 Comment
  UC217945  Encelia farinosa P. A. Munz and D. Keck Apr 9 1922-Apr 12 1922 4890 Riverside near Corn Springs; Colorado Desert, Chuckwalla Mountains 457 Comment
  UCD131212  Encelia farinosa R. N. Raynor 1933-3-31 s.n. Riverside Moreno Valley. Comment
  UCR138725  Encelia farinosa Julie A. Greene 1993-4-10 1129 Riverside San Jacinto Wildlife Area 476 Comment
  UCR138831  Encelia farinosa D. L. Banks 1997-4-5 1669 Riverside Agua Tibia Mtns., NW Palomar Mtns: Pechanga Indian Reservation. south of Dorland Mountain, just west of the Wilderness Area Boundary, along a tributary of the N fork of Pechanga Creek 640 Comment
  RSA171035  Encelia farinosa var. farinosa R. F. Thorne 1963-3-29 32434 Riverside Eagle Mountains, Pumping Station, S side of Eagle Mountains; ca. 12 miles W of Desert Center 533 Comment
  UCSB44685  Encelia virginensis Hibbard, Doug 1977-5-15 Riverside Wash is on left side of Hwy 74; 8.45 miles from its intersection with Hwy 111 679 Comment
  RSA383849  Ephedra aspera N. R. Zabriskie, W. M. Zabriskie 1974-3-30 696 Riverside S of juncture with North Canyon, Andreas Canyon, E slope San Jacinto Mtns. Between Sites A-8 and A-9 335 Comment
  SEINET11174504  Ephedra aspera I. W. Clokey 1935-4-17 6514 Riverside Cottonwood Springs Comment
  RSA383822  Ephedra trifurca Albert J. Perkins 1895-05 s.n. Riverside Near Riverside Comment
Read comments Apr 13 2014
  CAS-BOT-BC171732  Epilobium canum subsp. latifolium R. J. Kessler 1921-10-1 1921 Riverside San Jacinto Mts. Comment
  LA206124  Epilobium canum subsp. latifolium Carl Epling; 1927-3-27 sn Riverside Palm Springs Comment
  POM123232  Epilobium canum subsp. latifolium Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  RSA589082  Epilobium canum subsp. latifolium D. L. Banks, Steve D. Boyd 1995-10-17 793 Riverside NW Palomar Mountains. Agua Tibia Mountains. Cleveland National Forest. Agua Tibia Wilderness Area. Along lower Arroyo Seco. S of the Dripping Springs Campground., Along the narrow benches where Arroyo Seco turns E, just W of the Metasedimentary hills. 524 Comment
  RSA180478  Epilobium ciliatum subsp. ciliatum E. W. Lathrop 1960-5-27 5231 Riverside 6 miles west of Murrieta. 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
  UC1931076  Epilobium densiflorum Scott D. White, Justin Wood 2008-7-9 12427 Riverside San Jacinto Mountains: K Flat, from large pond downstream to meadow. Comment
  UC20067  Epilobium glaberrimum subsp. glaberrimum H. M. Hall 1901-7-3 2377 Riverside vicinity of Strawberry Valley San Jacinto Mountains (along water courses) 1584 Comment
  POM122779  Epipactis gigantea Marcus E. Jones 1926-6-20 s.n. Riverside Near Banning. Comment
  RSA249865  Epipactis gigantea Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38152 Riverside San Bernardino National Forest, San Jacinto Mountains: Lake Fulmor. 1677 Comment
  RSA381722  Epipactis gigantea M. B. Dunkle 1933-5-6 3423 Riverside Andreas Canyon, Colorado Desert. Comment
  UCR101232  Epipactis gigantea L. C. Wheeler 1964-6-19 8486 Riverside Western Colorado Desert/ San Jacinto Mtns, palm oasis at mouth of Andreas Canyon near Palm Springs Comment
  RSA684603  Equisetum laevigatum H. de Forest, Jack Rempel 1934-4-14 19792 Riverside Andreas Canyon. 305 Comment
  UCR25036  Equisetum laevigatum A. C. Sanders 1981-7-22 1738 Riverside San Jacinto Mtns., Alvin Meadows, 2 mi. (airline) WSW of Idyllwild 1529 Comment
  UCR68855  Equisetum laevigatum Steve Boyd, T. S. Ross 1990-5-11 4641 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
  SBBG89536  Equisetum telmateia subsp. braunii J. Adams 1966-4-28 744 Riverside Santa Rosa Plateau, dirt rd from Murrieta to De Luz 762 Comment
  RSA684644  Equisetum telmateia var. braunii H. Twining 1890-04 s.n. Riverside Riverside 240 Comment
  UCR131726  Eremalche exilis C. B. Wolf 1932-4-27 03027 Riverside Western Colorado Desert, Chuckwalla Valley, Mecca to Blythe road [Hwy 10], 0.75 mile west of Utopia 152 Comment
Read comments Dec 12 2011
  RSA172245  Eremalche rotundifolia Robert F. Thorne 1963-3-29 32399 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
Read comments Dec 11 2011
  RSA77195  Eremalche rotundifolia F. W. Peirson 1921-04 2384 Riverside Deep Canyon Wash, south of Indio Comment
  UCR279382  Eremothera boothii A. C. Sanders, Jim Malusa 2017-3-24 42968 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, large wash south of Bradshaw Trail, c. 11 km SE of Gasline Rd. 729 Comment
  CAS-BOT-BC160058  Eremothera boothii subsp. condensata L. A. Greata 1905-4-1 432 Riverside Coachella Comment
  JEPS31677  Eremothera boothii subsp. desertorum Samuel B. Parish Mar 1882 Riverside Whitewater Colorado Desert Comment
  RSA0043061  Eremothera refracta Jim Andre 2014-1-27 26664 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
  GMDRC6577  Eriastrum densifolium subsp. austromontanum J. M. Andre 2012-6-15 30534 Riverside San Jacinto Mountains: along Hwy 243, 10.7 mi. south of Interstate 10 (Banning); SB Natl. Forest 1499 Comment
  UC52473  Eriastrum densifolium subsp. austromontanum H. M. Hall May 17 1901-Jun 1 1901 1861 Riverside San Jacinto Mt.; e base 762 Comment
  UC880215  Eriastrum densifolium subsp. austromontanum I. W. Clokey and E. G. Anderson 1935-8-21 6829 Riverside e Keen Camp P.O. 1350 Comment
  UCR60934  Eriastrum densifolium subsp. densifolium Steve Boyd, T. S. Ross, L. Arnseth 1989-6-4 3651 A Riverside Butterfield Valley, Vail Lake area, Temecula Creek, SE of the lake, just north of Hwy 79 488 Comment
  UCR93085  Eriastrum densifolium subsp. densifolium A. C. Sanders, S. Ogg 1994-7-28 15175 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd. Bridge 243 Comment
  RSA0105508  Eriastrum densifolium subsp. densifolium N. C. Cooper 1949-6-29 4297 Riverside Palms to Pines Highway [SR 74] 1067 Comment
  RSA0119727  Eriastrum diffusum subsp. diffusum Duncan S. Bell 2013-4-7 4762 Riverside Arica Mountains, east side of range; west side of Rice Valley approximately 4 air miles south of the ghost town of Rice. 207 Comment
  RSA0120106  Eriastrum eremicum subsp. eremicum J. B. Feudge 1926-4-13 1365 Riverside Palm Springs, Colorado Desert. 152 Comment
  RSA0122969  Eriastrum sapphirinum subsp. sapphirinum Scott D. White, Justin M. Wood 2008-6-16 12141 Riverside San Jacinto Mountains: Meadow at Quinn Flat. 1378 Comment
  UCR9567  Ericameria cuneata O. F. Clarke 1968-9-28 s.n. Riverside Santa Rosa Mtns, Toro Peak 2652 Comment
  SDSU18668  Ericameria linearifolia Michael G. Simpson, Kristen Hasenstab 2008-4-2 2954 Riverside Joshua Tree National Park. Southeastern end of Hidden Valley. 1305 Comment
  UCR13710  Ericameria linearifolia N. R. Zabriskie, W. M. Zabriskie 1971-4-9 372 Riverside Peninsular Range; Santa Rosa Mtns., north slope of mtns., Deep Canyon, c. 2 mi. up water service road leading south of Hwy 74. Site 2 1311 Comment
  UCR194191  Ericameria linearifolia Mitch Provance, Kerry Knudsen, Petra Wester 2004-5-8 9012 Riverside Santa Rosa Mtns., c. 0.05 miles S on Santa Rosa Mt. Road from Hwy 74 1402 Comment
  SEINET2050489 Image available Ericameria paniculata Tony Beck 1968-4-28 6804286 Riverside 4 miles south of trout pond on White Water Canyon road. About 100 yds. E of road; Riversdale Dist. 549 Comment
  UC87569  Erigeron coulteri T. S. Brandegee 1895-7-13 Riverside San Jacinto Mountains 2438 Comment
  UCR154443  Erigeron foliosus A. C. Sanders, Mike Misenhelter 2005-6-15 30978 Riverside Peninsular Range; Sage-Aguanga Region, 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit of (Big) Oak Mtn., SW of Rocky Ridge and SE of Black Hills 671 Comment
  UCR264075  Erigeron foliosus S. J. Myers, Vesta A. Myers, Bill Hopson 2015-1-2 1079 Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon, upper part of canyon, near Corona 732 Comment
  UCR241453  Erigeron sumatrensis A. C. Sanders, Timothy W. Chumley 2013-3-28 40704 Riverside Peninsular Range, Alberhill, between I-15 Fwy and Temescal Canyon Rd., west of Lake St. 378 Comment
  CHSC35879  Eriodictyon crassifolium James Henrickson 1972-5-21 7195 a Riverside Ca. 13 air mi. W. of Temecula in Mateo Cyn. along Tenaja Rd; ca. 4 mi. N. of Tenaja Campground. 457 Comment
  RSA160530  Eriodictyon crassifolium John Olmsted 1958-6-15 191 Riverside N Fork San Jacinto River 1 mile NE of intersection with Main Fork of Hemet-Idyllwild Road, San Jacinto Mts, Alt 2300ft. 701 Comment
  RSA455013  Eriodictyon crassifolium N. R. Zabriskie, W. M. Zabriskie 1970-3-27 269 Riverside below Andreas Canyon Club clubhouse; Andreas Canyon. 305 Comment
  RSA455016  Eriodictyon crassifolium Gale Sphon 1955-5-21 s.n. Riverside 3 miles south of Banning. Comment
  SDSU6012  Eriodictyon crassifolium A. H. Gallup 1948-6-12 Riverside San Jacinto Road from San Jacinto. Comment
  RSA0034874  Eriodictyon crassifolium I. W. Clokey, E. G. Anderson 1935-4-16 6834 Riverside East of Hemet. 600 Comment
  CAS-BOT-BC189131  Eriodictyon crassifolium var. crassifolium Dr. E. Rixford 1917-4-17 s.n. Riverside Coachella Valley Comment
  UCR241195  Eriodictyon trichocalyx Tracy Tennant, Jeffrey Ross 1998-7-11 MOR- 529 B Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  UC1007165  Eriogonum apiculatum Philip A. Munz 1938-8-13 15333 Riverside near Santa Rosa Peak 2316 Comment
  UC6235  Eriogonum apiculatum H. M. Hall July, 1901 2564 Riverside Fuller's Mills Mountains San Jacinto Mountains, Fuller's Mills Mountains Comment
  UCR18394  Eriogonum apiculatum A. C. Sanders 1978-9-3 549 Riverside San Jacinto Mtns., James Reserve, above Lake Fulmor 1646 Comment
  JOTR37478  Eriogonum baileyi var. baileyi Hodges, Stephen, T. Green 2016-5-5 599 Riverside Joshua Tree National Park. Little San Bernardino Mountains; canyons below Upper Covington Flats, southwest of Covington Crest trail (Stop 2) Comment
  SD173056  Eriogonum cithariforme Melanie Howe, D. Faulkner 1993-11-21 371 Riverside Painted Canyon (Mecca Quad) Comment
  GMDRC2045  Eriogonum davidsonii J. Andre 2006-4-26 6764 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
  UCR5704  Eriogonum davidsonii Frank C. Vasek 1966-9-5 660905- 11 Riverside Peninsular Ranges, San Jacinto Mtns., Banning-Idyllwild Rd. at Dark Canyon Rd. junction 1463 Comment
  CAS-BOT-BC256119  Eriogonum deflexum var. deflexum Roxana S. Ferris 1918-6-19 1014 Riverside Along Colorado River 7 miles south of Palo Verde Comment
  CAS-BOT-BC256131  Eriogonum deflexum var. deflexum Ynez Whilton Winblad 1937-1-16 s.n. Riverside Box Canyon Comment
  UCR200305  Eriogonum deflexum var. deflexum Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11244 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range 549 Comment
  SD229229  Eriogonum elongatum var. elongatum Dick Schwenkmeyer 2011-8-25 654 Riverside Thomas Mountain, Tool Box Springs Campground 1857 Comment
  UCR35098  Eriogonum evanidum L. B. Ziegler 1967-10-27 259 Riverside San Jacinto Mtns., Hemet Valley, near Thomas Mt. Subdivision 1402 Comment
  SDSU6540  Eriogonum fasciculatum T. B. Bruhns 1966-6-30 279 Riverside Along road, S. side of Lake Mathews. Comment
  RSA784656  Eriogonum fasciculatum var. foliolosum Anna Kostikova, Glenn Litsios, Sarah Burgy, Steve Boyd 2010-6-20 62 Riverside Temescal Canyon road, exit Indian Truck Trail from Hwy 5, southern coast of Corona lake, dry flood-plain. Comment
  UC85799  Eriogonum fasciculatum var. foliolosum J. W. Toumey 1894-9-27 Riverside Banning Comment
Read comments Mar 13 2011
  POM49850  Eriogonum fasciculatum var. polifolium P. A. Munz, I. M. Johnston 1924-7-29 8881 Riverside Lone Oak Ranch, Banning-Idyllwild Road. 1037 Comment
  RSA181273  Eriogonum fasciculatum var. polifolium John H. Thomas 1949-4-24 s.n. Riverside 2 miles east of Whitewater, between Banning and Indio. Comment
  RSA393343  Eriogonum fasciculatum var. polifolium H. de Forest 1932-8-28 s.n. Riverside W side San Jacinto Valley. Comment
  RSA525269  Eriogonum fasciculatum var. polifolium Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4582 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 579 Comment
  RSA771743  Eriogonum fasciculatum var. polifolium Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4759 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
  UC412782  Eriogonum fasciculatum var. polifolium R. L. Pendleton 1905-9-28 256 Riverside Riverside Comment
  CAS-BOT-BC253488  Eriogonum gracile P. A. Munz; E. K. Balls 1952-8-21 17966 Riverside Hamilton Creek, s.e. part of San Jacinto Mts. 1371 Comment
  CLARK-A1528-739  Eriogonum gracile Charlotte Stocks 1964-8-24 Riverside San Jacinto Mountains 1066 Comment
  RSA289808  Eriogonum gracile var. gracile Barry A. Prigge 1980-8-12 3934 Riverside Whitewater Canyon: 1.4 miles upstream from trout farm. 793 Comment
  RSA33368  Eriogonum gracile var. gracile N. C. Cooper 1943-9-26 929 Riverside Cabazon. 610 Comment
  SD137666  Eriogonum gracile var. gracile Darin L. Banks, Victor Steinman 1995-7-10 754 Riverside Agua Tibia Mountains, Cleveland National Forest, Agua Tibia Wilderness Area; Along the Wildhorse Trail, W of lower Arroyo Seco, SE of Wildhorse Peak. Along the drainage N of the peak Agua 3280 Comment
  RSA553951  Eriogonum nudum var. pauciflorum G. R. Ballmer 1991-8-11 s.n. Riverside Santa Rosa Mountains, Santa Rosa Mountain Rd (Truck Trail going up Santa Rosa Mountain), ca. 8 mi. SE of the junction with Hwy 74. West of Deep Canyon. Comment
  UCR133510  Eriogonum reniforme G. R. Ballmer 1998-4-25 s.n. Riverside Sonoran (Colorado) Desert, Salt Creek in vicinity of Orocopia Mtns., junction of county roads S041 and SR211, c. 7 miles south of Red Cloud Mine Road 450 Comment
  CLARK-A1528-748  Eriogonum thomasii Fred B. Essig 1967-3-12 Riverside Joshua Tree Monument Comment
  POM126311  Eriogonum thomasii Thos. Craig 1927-4-2 21 Riverside Hidden Springs Canyon; Colorado Desert. Comment
  POM259944  Eriogonum thomasii P. A. Munz 1940-3-23 15669 Riverside South base of Pinto Mountains, road Dale to Cottonwood Springs. 610 Comment
  RSA424955  Eriogonum thomasii Christopher Davidson 1979-4-4 7684 Riverside Orocopia Mts. Lower end of Box Canyon Rd., 4.4 mi E of Mecca. 213 Comment
  RSA676112  Eriogonum thomasii Scott D. White 2001-4-3 8244 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  RSA782091  Eriogonum thomasii Duncan S. Bell 2009-3-7 8 Riverside Arica Mountains: east side of mountain range, approximately 1.7 air miles west of Priest Well. 431 Comment
  UCR148450  Eriogonum thomasii 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
  JEPS56272  Eriogonum thurberi Dr. L. M. Newlon 1922-4-5 462 Riverside e Palm Springs; San Jacinto Mts. Comment
  SBBG35003  Eriogonum thurberi T. L. Secrest 1951-5-18 Riverside E of Hemet, San Jacinto River Comment
  UC6473  Eriogonum thurberi Geo. F. Reinhardt June, 1897 Riverside San Jacinto Valley Comment
  UCR68865  Eriogonum thurberi Steve Boyd, T. S. Ross 1990-5-11 4703 A Riverside Vail Lake area, Cleveland National Forest, N flank and summit of Wild Horse Peak, Agua Tibia Mtns 999 Comment
  SBBG1634  Eriogonum trichopes H. and M. Dearing 1930-4-13 114 Riverside Palm Springs vicinity Comment
  UC454346  Eriogonum wrightii I. J. Condit 1910-6-24 Riverside San Jacinto Mts. 914 Comment
  UCR150030  Eriogonum wrightii var. membranaceum Scott D. White 2000-11-15 8152 Riverside Peninsular Range; San Jacinto Mtns, Idyllwild area, 'Strawberry Fuelbreak' betwen 'Inspiration Point' and Strawberry Creek 1646 Comment
  RSA0121598  Eriophyllum ambiguum var. paleaceum Duncan S. Bell, LeRoy Gross 2016-3-29 9104 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in a side canyon just off of Martinez Canyon, approximately 5.75 air miles southeast of the summit of Martinez Mountain. 625 Comment
  CAS-BOT-BC297335  Eriophyllum confertiflorum Louis C. Wheeler 1931-10-4 217 Riverside Hemet - Idyllwild Rd, San Jacinto Mts 1402 Comment
  SDSU4087  Eriophyllum confertiflorum H. Wedberg 1967-5-19 1375 Riverside At Dripping Springs Campground, 10 miles east from Hwy 395 on Hwy 71. Comment
  UCR111771  Eriophyllum confertiflorum Mitch Provance 1998-3-17 223 Riverside Jurupa Mountains, 'Rattlesnake Mt.', c. 0.5 km east of corner of Rorimer Dr. and Brenton St., on the E side of Armstrong Rd., in the Sunnyside area of Riverside. 366 Comment
  UCR34970  Eriophyllum confertiflorum L. B. Ziegler 1967-5-18 133 Riverside San Jacinto Valley, side canyon off lower Bautista Canyon 534 Comment
  SEINET11850689  Eriophyllum confertiflorum Unknown 1936-1 12775 Riverside E of Banning Comment
  SD133183  Eriophyllum confertiflorum var. confertiflorum Scott White 1991-5-13 91 85 Riverside Highway 79 immediately west of U. S. Forest Service Campground at Dripping Springs. 550 Comment
  CLARK-A1528-4853  Eriophyllum confertiflorum var. trifidum John C. Roos 1937-4-18 1369 Riverside Snow Creek Comment
  POM358076  Eriophyllum multicaule Ora M. Clark 1929-4-6 1942 Riverside South of Hemet. Comment
  POM358161  Eriophyllum wallacei Martha Hilend 1928-3-10 68 Riverside Morongo Valley.between Colorado and Mojave Deserts Comment
  RSA171396  Eriophyllum wallacei J. D. Olmsted 1962-5-3 3485 Riverside Along road on N side of Hemet Lake 1280 Comment
  RSA729267  Eriophyllum wallacei R. F. Thorne, M. Z. Thorne 1973-3-30 42687 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  RSA666645  Erodium brachycarpum A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23877 Riverside Temecula, along east side of pipeline NE of Long Canyon, W of San Diego Aqueduct. 381 Comment
  UCR137705  Erodium brachycarpum D. L. Banks 1997-3-16 1541 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
  SBBG3904  Erodium cicutarium C. H. Muller 1952-4-5 9490 Riverside White Water Cyn, 1 mi above White Water Comment
  RSA660053  Erodium cicutarium Carol Zuck 1981-2-16 31 Riverside 1 mi east of I-15 on Cajelco Rd. Comment
Read comments Jun 27 2013
  SD224984  Erodium moschatum A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19874 Riverside Lake Skinner area: lower Rawson canyon, just NE of the lake along the road. 456 Comment
  RSA192021  Erodium moschatum E. W. Lathrop 1966-3-20 6056 Riverside 3 miles W of Murrieta Comment
  SBBG54326  Eryngium aristulatum var. parishii C. Davidson 1977-5-25 5653 Riverside Mesa de Burro, Santa Rosa Plateau 701 Comment
  UC1523678  Eryngium aristulatum var. parishii Robert F. Thorne, Walter Wisura, Earl Lathrop and Sara Meury 1985-5-18 60649 Riverside s. side Mesa de Colorado (Santa Rosa Plateau); , Mesa de Colorado 625 Comment
  CAS-BOT-BC54340  Erysimum capitatum Steve Boyd; C. Boyd; K. Boyd; R. Noyes; L. Arnseth 1988-5-28 2265 Riverside Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest. 1700 Comment
  SD51946  Erythranthe floribunda Reid Moran 1962-7-7 9855 Riverside by Strawberry Creek, 2 miles SW of Idyllwild, San Jacinto Mts. 1550 Comment
  RSA0020247  Erythranthe floribunda Mary F. Spencer 1921-6-15 1673 Riverside Idyllwild. 1616 Comment
  RSA0019315  Erythranthe guttata Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  SDSU10779  Erythranthe guttata M. De Lisle 1962-7-28 18 Riverside Black Mtn. camp grounds. Montane Forest. 2347 Comment
  SEINET8411978  Erythranthe microphylla G. R. Campbell 1948-7-3 606 Riverside 3 miles north of Dark Canyon, road between Idyllwild and Banning. Comment
  UCR277636  Eschscholzia A. C. Sanders, Jim Malusa 2017-1-14 42658 Riverside Sonoran (Colorado) Desert, Salt Creek wash, where it passes bend in old Kaiser RR tracks, c. 6 miles east of Dos Palmas 119 Comment
  RSA0023132  Eschscholzia androuxii I. W. Clokey 1935-4-17 6628 Riverside Cottonwood Springs. Comment
  CHSC8444  Eschscholzia minutiflora Edward Laidlaw Smith 1958-3-21 370 Riverside 6 mi. s. Rice, near Priest's Well. Little Santa Maria Mt. Range. Colorado River drainage area. 365 Comment
  RSA0078687  Eschscholzia minutiflora Jim M. Andre 2015-3-2 31353 Riverside Along Kolbe Rd (dirt), northwest end of Coachella Valley at foot of Little SnBr Mtns, 0.2 mi. west of intersection between Hwy 62 and Indian Avenue (road to Desert Hot Springs), 2.3 mi. south of San Bernardino county line. 528 Comment
  UCD96472  Eschscholzia papastillii Shannon M. Still 2009-2-21 433 Riverside California. Riverside County. 172 Comment
Read comments Sep 2 2017
  UCD96503  Eschscholzia papastillii Shannon M. Still 2009-2-22 442 Riverside California. Riverside County: Joshua Tree National Park. ca. 2/3 way to Lost Palms Canyon on either side of Lost Palms Canyon Trail. 1049 Comment
  UCR20764  Eschscholzia parishii A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1328 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
  CHSC98094  Eucalyptus A. C. Sanders 1988-5-29 7878 B Riverside University of California, Riverside. Botanic Garden. Australian Section, gred cell P-5 (near O-4). 366 Comment
  UC1608084  Eucalyptus camaldulensis A. C. Sanders and B. Pitzer 1986-2-10 BG- 27 Riverside in Myrtle section U.C. Riverside Botanical Garden (Grid cell K-6) 396 Comment
  UCR133176  Eucalyptus camaldulensis J. C. Lyman 1989-2-9 89- 2 Riverside Lakeview, Pressman property in the Bernasconi Hills, just south of the Ramona Expressway, south of Lake Perris and north of Nuevo Comment
  HSC85458  Eucrypta chrysanthemifolia Steve Boyd 1986-4-2 1602 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  SDSU12934  Eucrypta chrysanthemifolia Jutta Buschbom 1991-6-5 38 Riverside SE-Slope, N-border of the Reserve, beyond an Avocado-grove, ca. 500m (15 min) NW from the field station. Santa Margarita Ecological Reserve, Temecula. 375 Comment
  UCD119344  Eucrypta chrysanthemifolia C. L. Hitchcock 1966-3-16 24177 Riverside 1/4 mile w. of Aguanga. Comment
  UCR241636  Eucrypta chrysanthemifolia T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 350 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  SD79811  Eulobus californicus Helen V. Witham 1970-5-1 861 Riverside Bautista Canyon, southeast of Hemet. 800 Comment
  CAS-BOT-BC202785  Euonymus occidentalis var. parishii S. B. Parish; W. F. Parish 1881-7-25 957 Riverside San Jacinto Mt. Comment
  LA204660  Euonymus occidentalis var. parishii Carl Epling; William Robison 1935-6-30 sn Riverside N fork, San Jacinto River Comment
  RSA651894  Euphorbia Marion P. Harthill 1971-3-19 8 Riverside Palm Desert. Comment
  UCR201449  Euphorbia albomarginata Scott D. White, Justin M. Wood 2008-6-5 12065 Riverside San Jacinto Mountains, Quinn Flat Meadow 1396 Comment
  UCR89245  Euphorbia albomarginata Scott D. White 1995-9-22 3683 Riverside San Jacinto Valley, March Air Force Base, west of Plummer St. and south of Cactus Ave., 0.7 mile west of 215 Fwy. 460 Comment
  POM147634  Euphorbia eriantha F. M. Reed 1927-3-20 5441 Riverside Eagle Canyon - at junction with Salt Creek. Colorado Desert. Comment
  SEINET10389807  Euphorbia eriantha A. C. Sanders, Jim Malusa 2015-3-9 41357 Riverside Chocolate Mountains, along Gasline Road at major wash crossing 1.9 mi. south of Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range 686 Comment
  SEINET255215  Euphorbia maculata R. D. Goeden, D. W. Ricker 1965-6-18 Riverside Riverside, north side of Blaine st. just west of Gaga Canal. 313 Comment
  UCR239823  Euphorbia maculata O. F. Clarke 2003-9-1 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR132715  Euphorbia ophthalmica A. C. Sanders, G. K. Helmkamp 1996-3-17 17992 Riverside Coachella Valley, Rancho Mirage, intersection of Dinah Shore Dr. and Duval Dr., at Cathedral City limits, 2 mi. east of Date Palm Dr. and 2 mi. south of Ramon Rd 98 Comment
  RSA715049  Euphorbia polycarpa A. C. Sanders, Kerry Knudsen 2004-5-26 27965 Riverside Peninsular Range: Alberhill Mountain, SE of old clay mining area. 512 Comment
  SD129388  Euphorbia polycarpa Jon M. Stewart 1989-9-17 602 Riverside Coachella Valley, Pushawalla Canyon in the Indio Hills, in desert wash Comment
  UCR280997  Euphorbia polycarpa Mitch Provance, Matt K. Beyers, John Hazlett, Douglas Gordon-Blackwood 2017-4-13 417- 53 Riverside Peninsular Ranges, Wildomar, Sedco Hills, along transmission road between Lost Rd. and Lake View Rd. 564 Comment
  RSA296137  Euphorbia polycarpa var. hirtella B. A. Prigge 1980-8-5 3879 Riverside Whitewater canyon: 1.1 miles N of Interstate 10. 473 Comment
Read comments Jan 14 2010
  UCR211711  Euphorbia polycarpa var. polycarpa Fred M. Roberts, Michelle Balk 2006-5-1 6324 Riverside Perris Basin, Old Salt Creek watershed, South Hemet Hills, west of California Ave, c. 2.8 km southwest of the west end of Hemet Ryan Airport runway 483 Comment
  UCR128936  Euphorbia setiloba Chris E. True, K. Flemming 2003-9-26 s.n. Riverside Sonoran (Colorado) Desert, Canyon Spring, Orocopia Mtns. 372 Comment
  RSA612931  Euphorbia spathulata D. L. Banks 1997-3-29 1646 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. An area of native grassland along the Magee Truck Trail at the southern extremity of the Reservation just before the Riverside / San Diego County line border. 463 Comment
  JOTR31937  Fagonia laevis La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2175 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; rocky wash with gradual, loose slopes on either side; draining into west Pinkham Wash Comment
  RSA775960  Fagonia laevis Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 808 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' 396 Comment
  RSA605207  Fagonia pachyacantha A. C. Sanders, G. Helmkamp, P. Mackay 1995-3-12 16083 Riverside Coachella Valley: Alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 0 Comment
  UCR117407  Festuca dertonensis A. C. Sanders, Carolyn Washburn 2001-5-10 24229 Riverside Perris-Aguanga Basin region, S of Hemet near North Domenigoni Hills, Domenigoni Parkway at MWD Canal 451 Comment
  CLARK-A1528-4659  Festuca microstachys John C. Roos 1950-4-15 4737 Riverside Reche Canyon 761 Comment
  UCR241680  Festuca microstachys var. pauciflora T. B. Salvato 2013-3-22 7397 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
  UCR104078  Festuca myuros A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20653 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  UCR155332  Festuca myuros A. C. Sanders, Mike Misenhelter 2005-3-23 29270 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  UCR162272  Festuca myuros 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
  UCR18355  Festuca myuros George K. Helmkamp 1977-5-19 s.n. Riverside San Jacinto Mtns., Near Twins Pines Turnoff on Hwy 243, Valley [Hi Co.] Park area 1220 Comment
  JOTR34337  Festuca octoflora Andre, Jim 2012-4-11 20680 Riverside Joshua Tree National Park. N. end of Hexie Mountains, Hidden Tank Picnic Area, approx. 8 mi south of north entrance station, and 1.4 mi SW of paved road (Rte 11) 1076 Comment
  UCR86654  Festuca octoflora A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16261 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
  RSA339317  Filago californica R. F. Thorne, C. W. Tilforth 1980-5-28 54200 Riverside Branch ravine running W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater P.O. 610 Comment
  RSA763403  Filago californica Scott D. White, Angelia Carey 2004-4-5 10001 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  UCR20331  Filago californica John C. Roos 1952-4-9 5510 Riverside San Bernardino Basin Region, Riverside, southeast face of Mount Rubidoux 335 Comment
  UCR112979  Filago depressa B. G. Pitzer, T. Tennant 1998-2-21 3540 Riverside Sonoran (Colorado) Desert, N-facing bajada on south side of Hayfield Lake, between lakebed and Hwy I-10. 427 Comment
  RSA575828  Filago gallica Steve Boyd 1981-5-15 s.n. Riverside Gavilan Hills region, Temescal Canyon at the confluence of 'Estelle Creek' and Temescal Creek, just northwest of the entrenched meander of Temescal Creek at the western Base of Estelle Mountain 317 Comment
  RSA667032  Forestiera pubescens A. C. Sanders, Mark A. Elvin, M. S. Enright 2002-4-16 24967 Riverside The Badlands: Laborde Canyon and adjacent slopes and side canyons, 1 mile east of Mt. Eden, SW of Beaumont. 549 Comment
  UCD117406  Fouquieria splendens subsp. splendens William Shapeero 1954-4-28 s.n. Riverside Joshua Tree National Monument. Comment
  CLARK-A1528-812  Fragaria vesca subsp. californica P. A. Rauch 1966-4-30 Riverside San Jacinto Mountains 1584 Comment
  UCR18543  Fragaria vesca subsp. californica A. C. Sanders 1978-6-11 583 Riverside San Jacinto Mtns., James Reserve, above Lake Fulmor 1646 Comment
  RSA752294  Frankenia salina Scott D. White 2009-8-10 13349 Riverside Temescal Valley: City of Temecula, West bank of Murrieta Creek, from Rancho Califonria Rd to Cherry St. 306 Comment
  SEINET269334  Frankenia salina Karen Kirtland 1993-6-19 Riverside San Jacinto River Valley: along I-215 between 4th St. and approximately .25 mi S of the San Jacinto River. 430 Comment
  RSA543147  Funastrum cynanchoides var. hartwegii Steve Boyd 1991-3-17 5496 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
  UCR241528  Funastrum hirtellum A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40635 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass at large wash crossing Graham Pass Rd. north of the summit 410 Comment
  CAS-BOT-BC176706  Funastrum utahense Dave Silverman 2010-3-30 7886 Riverside East bajada flank of southern McCoy Mtns, 1 km west of Black Creek Rd, 7.8 km east of McCoy Pk, and 4.8 km N of I-10 165 Comment
  CLARK-A1528-1351  Galium angustifolium Charles S. Papp 1964-6-6 508 Riverside Cleveland National Forest 853 Comment
  JEPS56078  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and G. L. Stebbins 1966-6-19 4249 Riverside steep s-facing slope just below Toro Peak ((i.e. s of saddle e of peak)); Santa Rosa Mts. 2499 Comment
  POM229038  Galium angustifolium subsp. angustifolium Philip A. Munz 1937-5-30 15127 Riverside Dos Palmos Spring, north end of Santa Rosa Mountains. 1098 Comment
  RSA627512  Galium angustifolium subsp. angustifolium Scott D. White, Julie Greene 1998-8-1 6967 Riverside Idyllwild area: Roadside uplands and meadows within residential community above/parallel to E bank of Strawberry Creek between crossing at Circle Dr. and Humber Park. 1829 Comment
  RSA761999  Galium angustifolium subsp. angustifolium Patrick Garrett, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 81 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  SD70482  Galium angustifolium subsp. angustifolium Lauremay T. Dempster, G. L. Stebbins 1966-6-17 4239 Riverside Near Maple Creek crossing of road running due east from Vista Grande Guard Station, San Jacinto Mountains Comment
  RSA761269  Galium angustifolium subsp. jacinticum Shawn Krosnick, Naomi S. Fraga, Lucinda A. McDade 2010-8-14 669 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  RSA706294  Galium californicum subsp. primum Naomi S. Fraga, Sarah J. De Groot, Valerie Soza 2004-6-28 1284 Riverside Along Red Hill Road (5S10) near Alvin Meadows, southwest of Pine Cove. 1616 Comment
  JOTR35471  Galium multiflorum Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-26 74 Riverside Joshua Tree National Park. Little San Bernardino Mtns; W. of Juniper Flats 1389 Comment
  RSA543906  Galium nuttallii Steve D. Boyd, Orlando Mistretta 1991-5-22 6285 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  CLARK-A1528-3953  Galium parishii John C. Roos 1936-9-15 2510 Riverside San Jacinto Mountains Comment
  RSA0051333  Galium porrigens var. porrigens Valerie Soza, Steve Boyd 2004-6-22 1728 Riverside San Jacinto Mountains, Forest Service Rd 5S13. 1463 Comment
  POM15038  Galium stellatum Mary F. Spencer 1922-4-3 589 Riverside Tahquitz Canyon, Palm Springs, Colorado Desert. 213 Comment
  UC666515  Galium stellatum var. eremicum Annie M. Alexander and Louise Kellogg 1941-5-18 2200 Riverside n slope Colorado Desert, Eagle Mountains 1066 Comment
  UC889025  Galium stellatum var. eremicum C. L. Hitchcock 1940-3-30 5870 Riverside Cottonwood Spring Comment
  UCR237512  Galium stellatum var. eremicum Amber Swanson 2011-3-18 213 Riverside Mojave Desert, near campsite off Corn Spring Road in Chuckwalla Mountains 575 Comment
  UCR168683  Garrya veatchii T. B. Salvato, John F. Green 2004-5-27 583 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  UCR95323  Gazania linearis Steve Boyd 1996-4-14 8546 Riverside Santa Ana Mtns., along Main Divide Road, just east of Sierra Peak at divide between Fresno and Fremont canyons. 884 Comment
  UCR62112  Gazania longiscapa S. J. Myers 1989-7-7 s.n. Riverside Peninsular Range, c. 0.5 mi west of the confluence of Murrieta Creek and Santa Margarita River, c. 1.5 mi south of Temecula Comment
  UCR248028  Gelsemium sempervirens O. F. Clarke 2010-7-30 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 365 Comment
  POM358675  Geraea canescens N. C. Cooper 1949-4-9 3241 Riverside Mecca Pass E of Indio. 549 Comment
  SBBG34736  Geraea canescens T. L. Secrest 1950-3-13 Riverside near Indio Comment
  UC196481  Geraea canescens S. B. and W. F. Parish 1882-4-1 228 Riverside Agua Caliente borders of Colorado Desert, Agua Caliente Comment
Read comments Nov 24 2011
  UCD132580  Geraea canescens Richard Bates 1949-4-26 s.n. Riverside Cathedral City, southeast of Palm Springs. Comment
  UCD132593  Geraea canescens R. W. Scora 1966-4-1 3003 Riverside 400 meters before Hidden Spring Oasis on road from Thousand Palms. Comment
  UCR241231  Gilia Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 14 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, lower Hathaway Canyon along Hathaway Canyon Rd. 826 Comment
  POM184248  Gilia angelensis P. A. Munz 1932-3-24 12024 Riverside North of Lake Elsinore. 305 Comment
  RSA586316  Gilia angelensis D. L. Banks, S. D. Boyd 1995-5-3 0227 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
Read comments May 9 2016
  SEINET7072822  Gilia angelensis A. G. Vestal 1963-5-19 s.n. Riverside About 5.5 miles southwest of Cahuilla on Route 371 [on the Cahuilla Road] Coordinate datum: WGS84/NAD83. (33? deg. 29' 6" North Latitude, -116? deg. 49' 57" West Longitude, Coordinate datum: NAD27.). Comment
  UCR5633  Gilia angelensis Duane Hobson 1966-3-22 17 Riverside Hill behind UCR. 100 yds. behing old agricultural directors house. 271 Comment
  UCR92046  Gilia angelensis Scott D. White 1995-3-30 2653 Riverside San Jacinto Valley, Moreno Valley; hills c. 0.7 air mi directly south of 60 Fwy and west of bend in Moreno Beach Drive. Topo Q. shows 'Moreno' BM 2067 at top of hill. 579 Comment
  RSA525422  Gilia capitata subsp. abrotanifolia Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4530 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. 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
  SEINET2084177  Gilia capitata subsp. abrotanifolia G. Rink 1999-5-22 sn Riverside 6 miles S of Banning on Highway. 243, north end of the San Jacinto Mountains 1250 Comment
  RSA72319  Gilia diegensis F. W. Peirson 1917-4-1 925 Riverside Along south edge of Colorado Desert embayment east of Palm Springs, above ''Garden of Eden'. Comment
  UC126042  Gilia diegensis D. Cleveland 1882-5-3 Riverside Temecula Comment
  UC52858  Gilia diegensis H. M. Hall 1902-4-18 2890 Riverside Coahuilla Mesa Comment
  RSA783529  Gilia latiflora J. D. Olmsted 1958-6-15 175 Riverside Idyllwild School of Music and Arts, south of Idyllwild. In dry grassland near Strawberry Creek. 1524 Comment
  RSA692193  Gilia latifolia Scott D. White, Michael Honer 2003-5-14 9294 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  UC880179  Gilia ochroleuca subsp. exilis I. W. Clokey, E. G. Anderson 1935-4-16 6831 Riverside e Hemet (steep open hillside); e of Hemet 600 Comment
  UC908024  Gilia ochroleuca subsp. exilis Frank W. Peirson 1928-3-24 7725 Riverside near Auto Camp (Temescal Canyon); Temescal Canyon 304 Comment
  RSA0017085  Gilia ochroleuca subsp. exilis Marcus E. Jones 1889-4-20 10311 Riverside San Jacinto. Comment
  RSA771351  Gilia sinuata Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4823 -b 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
  SEINET4042358  Gilia splendens C. Davidson 1975-1 2813 Riverside 5.4 miles north of alandale Station on road R1 from Idyllwild to Banning. 1652 Comment
  GMDRC9815  Gilia stellata J. M. Andre 2017-3-1 38049 Riverside Chuckwalla Mountains: along powerline road 1.2 mi. SW of Interstate 10 at Eagle Mtn Rd exit 387 Comment
  HSC87144  Gilia stellata Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. Ross 1988-3-10 2111 Riverside N end of the Palen Mtns., 2 mi. W of Palen Pass 300 Comment
  UCR146271  Gilia stellata J. M. Porter, Et al. 2001-4-2 12343 Riverside Colorado Desert; Western Colorado Desert region, Coachella Valley, c. 1 mi east of Desert Hot Springs, Long Canyon, on W side of Long Canyon Road 396 Comment
  CLARK-A1528-2366  Githopsis specularioides John C. Roos 1952-5-24 5710 Riverside Moreno Comment
  UCR159200  Glinus lotoides A. C. Sanders, Kelly Volansky 2005-8-31 31591 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  POM1630  Glycyrrhiza lepidota Crawford, Johnston 1917-6-9 1228 Riverside Santa Ana River Comment
  UCR92316  Gnaphalium californicum Scott D. White 1994-3-29 1933 Riverside Beaumont Badlands, near county dump and old DeAnza Cycle Park, north of Hwy 60 701 Comment
  RSA737418  Gnaphalium canescens Justin M. Wood 2008-9-19 133 Riverside SW Perris Basin: Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  POM11935  Gnaphalium chilense Mary F. Spencer 1921-5-28 1640 Riverside Near San Jacinto 549 Comment
  UCR59779  Gnaphalium luteoalbum Jeri Hirshberg 1989-7-27 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, E end of Vail Lake, in 'draw down' area Comment
  UCR88566  Gnaphalium palustre A. C. Sanders, J. C. Lyman 1995-4-16 16567 Riverside San Bernardino Valley, Glen Avon: sand dune area on N slope of the Jurupa Hills (draining toward Fontana), Pyrite St. Canyon 335 Comment
  UCR20734  Gnaphalium stramineum A. C. Sanders, Steve Boyd 1980-5-2 1404 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  POM159830  Grayia spinosa E. C. Jaeger 1926-4-15 s.n. Riverside Desert Queen Mine 1220 Comment
  CAS-BOT-BC304639  Gutierrezia californica J. C. Roos 1965-6-21 s.n. Riverside The hills 2 miles south of Beaumont Comment
  RSA289828  Gutierrezia californica B. A. Prigge 1980-8-25 4018 Riverside Colorado Desert, Coachella Valley, 1 mile E of Palm Springs Station 341 Comment
  SD48519  Gutierrezia californica E. K. Balls, P. C. Everett 1957-11-4 22744 Riverside Snow Creek, north base San Jacinto Mountains. 700 Comment
  OBI8071  Gutierrezia sarothrae David J. Keil, Malcolm McLeod 1977-3-26 12021 Riverside 9 mi E of jctn with I-15 along Calif 79 518 Comment
  UC284166  Gutierrezia sarothrae P. A. Munz 1923-6-18 7125 Riverside 3 mi n Lake Elsinore Comment
  POM9746  Gutierrezia sarothrae P. A. Munz 1921-12-31 4701 Riverside Andreas Canyon. Comment
  UCR82926  Haplopappus acradenius A. C. Sanders, S. D. White, C. L. Sanders 1994-10-9 15818 Riverside San Bernardino Mtns., Whitewater Canyon, 2 mi below trout farm, above Bonnie Bell 564 Comment
  SDSU13561  Hazardia squarrosa var. grindelioides W. Miller with C. Mosse 1972-7-12 Riverside R.R. bed 50 yards west of erosion area. Comment
  CAS-BOT-BC211541  Helianthemum scoparium John Thomas Howell 1928-7-8 1046 Riverside Santa Ana Mts. above Glen Ivy 1219 Comment
  RSA502917  Helianthus annuus subsp. lenticularis Ed LaRue 1989-4-7 s.n. Riverside Woodcrest area: 1/2 mile NE of the intersection of Van Buren Blvd & Mockingbird Canyon Road. 365 Comment
  SDSU4540  Helianthus gracilentus H. Wedberg 1962-5-23 947 Riverside 4.8 miles from Hwy 395 at Rainbow, on road to Santa Margarita River and Temecula Canyon. 366 Comment
  UC537152  Helianthus gracilentus M. E. Jones 1934-5-10 Riverside Elsinore Comment
  UCR164067  Helianthus gracilentus John F. Green 2005-11-2 s.n. Riverside Peninsular Range, Southern Santa Ana Mtns., Santa Rosa Plateau, La Cresta area, Los Alamos Canyon 1.5 mi. SW of Los Alamos Ranch, just outside Cleveland Nat. Forest boundary 564 Comment
  UCR19739  Helianthus gracilentus W. W. Mayhew 1977-10-1 s.n. Riverside San Jacinto Mtns., [Hwy 243] 1 mi SE of Poppet Rd. 1341 Comment
  UCR35180  Heliotropium curassavicum var. oculatum L. B. Ziegler 1974-5-20 525 Riverside San Jacinto Valley, San Jacinto River bed 489 Comment
  VVC2321  Heliotropium curassavicum var. oculatum Tim Thomas 2011-10-17 5522 Riverside Sonoran Desert, Ford Dry Lake off ramp just N of I 10 in drainge channel at edge of Lake. 108 Comment
  UCR121173  Hemizonia fasciculata D. E. Bramlet 1989-5-21 1879 Riverside Lake Skinner area, Tucalota Creek drainage, in the center of the Tucalota Hills. 5,500 ft. (~1 mi.) east of 'Old' Warren Road. 482 Comment
  UCR89824  Hemizonia fasciculata 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
  RSA736381  Hemizonia kelloggii Scott D. White, Justin M. Wood 2008-5-1 11922 Riverside Perris Basin: I-215 freeway corridor, between freeway and frontage road, S of Scott Rd. 470 Comment
  UCR62100  Hemizonia kelloggii Kathy Harper 1988-6-11 s.n. Riverside San Jacinto Mtns., Bautista Canyon, lower end of Bautista Rd. Comment
  CAS-BOT-BC167006  Hemizonia mohavensis A. C. Sanders; Steve Boyd; Jeff Ross; Mitch Provance 1998-10-25 22273 Riverside San Jacinto Mtns.: Hwy 74, roadside seep ca. 2 miles below (west of) Mountain Center 1250 Comment
  RSA486459  Hemizonia paniculata Richard Noyes 1988-10-30 757 Riverside Harford Springs County Park vicinity. East of Park boundry and bordering Gavilan Mine Road. 610 Comment
  RSA544295  Hemizonia paniculata Steve Boyd, Timothy S. Ross 1991-6-14 6352 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
  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
  UCR140291  Hemizonia paniculata A. C. Sanders, Guy Bruyea 2004-4-2 27427 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., mouth of canyon on south side, just north of Rose Rd. 463 Comment
  UCR175069  Hemizonia paniculata Teresa Nieto 2005-5-26 35 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  SEINET269475 Image available Hemizonia pungens subsp. laevis Scott D. White, Steve Ogg 1994-10-17 3455 Riverside Murrieta Creek 1000 ft south of Winchester road bridge (Banana Avenue on USGS Murrieta quad) 310 Comment
  UCR20967  Hemizonia pungens subsp. laevis A. C. Sanders, Steve Boyd 1980-5-19 1477 Riverside San Jacinto Valley, San Jacinto River c. 1.5 miles west of Lakeview on the Ramona Expressway 427 Comment
  RSA735944  Herniaria hirsuta subsp. cinerea Scott D. White, Justin Wood 2008-6-13 12103 Riverside Beaumont Badlands: San Timoteo Canyon, near El Casco Lake (private pond) E of the road. 579 Comment
  SBBG25149  Hesperocallis undulata Leota Davidson 1966-4-3 235 Riverside ca. 3 mi off Interstate 10 on Wyley Wells Rd, ca. 31 mi E of Desert Center, Chuckawalla Mts Comment
Read comments Jul 1 2016
  RSA586142  Hesperocnide tenella D. L. Banks, Steve D. Boyd 1995-3-16 104 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. E of the Dripping Springs Alcove, N slope of Wildhorse Peak, on the Wildhorse Trail. 610 Comment
  UCR56699  Hesperolinon micranthum Jeri Hirshberg 1989-5-9 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, SW slope of Mesa de Burro 579 Comment
  RSA583483  Heterocodon rariflorum Steve Boyd 1995-5-13 8511 Riverside Santa Ana Mountains, west of Onion Hill, southeast of Elsinore Peak area along trail following old Main Divide Road grade. 1006 Comment
  SDSU9054  Heteromeles arbutifolia James C. Dice, Ruth Miller 1987-11-23 754 Riverside Temecula Gorge, north bank of Santa Margarita River, just east pf aqueduct crossing. T8S, R3W, SE 1/4 of NE 1/4 of section 27. 244 Comment
  RSA0074601  Heterotheca fastigiata Orlando Mistretta, Duncan Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5012 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm). 750 Comment
  JEPS20378  Heterotheca grandiflora Marjorie D. Clary 1932-10-21 1571 Riverside 6 mi w Indio (Point Happy, upper end of Coachella Valley); Coachella Valley, Point Happy Comment
  UCSB15429  Heterotheca sessiliflora subsp. echioides Breedlove, Dennis 1961-8-5 Riverside Along State Highway 74, 5 miles east of Keen Camp, Memet Valley, San Jacinto Mountains 1341 Comment
  CAS-BOT-BC176955  Heterotheca sessiliflora var. sanjacintensis J. C. Semple; J. Chimielewski 1987-9-30 8981 Riverside Idyllwild, CA-243, just S of Idyllwild Park, Manzanita Dr. Comment
  JOTR29275  Heterotheca villosa var. scabra La Doux, Tasha 2005-8-17 1545 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Wonderland Wash; north of Wall Street Mill parking area 1316 Comment
  UCR260190  Heuchera rubescens Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 4990 Riverside San Jacinto Mountains, Strawberry Creek below Strawberry Valley, c. 2.25 air mi southwest of Idyllwild 1540 Comment
  CAS-BOT-BC203349  Hibiscus denudatus Carl B. Wolf 1932-4-27 2991 Riverside Colorado Desert. 14 mi. E. of Mecca, on Blythe Road (E. of Shavers Well) 152 Comment
  VVC693  Hibiscus denudatus P. J. MacKay, T. Thomas 1997-2-8 102 Riverside Colorado Desert, Palm Springs; vacant lot on Bogart Trail (street). 169 Comment
  UC1930013  Hirschfeldia incana Scott D. White, Justin Wood 2008-5-15 11991 Riverside San Jacinto Mountains: Johnson Meadow. Comment
  UC862203  Hoffmannseggia I. W. Clokey 1935-4-17 6717 Riverside Shafer Wells Comment
  CAS-BOT-BC540739  Hoffmannseggia glauca Sarah J. De Groot; Amy Rouillard 2015-9-15 7570 Riverside Ford Dry Lake, Chuckwalla Valley, N of I-10 106 Comment
  LA45783  Hoffmannseggia microphylla Carl Epling; William Robison, William Stewart 1936-3-22 sn Riverside Painted Canyon, near Mecca Comment
  LA45786  Hoffmannseggia microphylla E. M. Hyde; 1935-3-17 sn Riverside Palms to Pines Highway 182 Comment
  RSA0118061  Hoffmannseggia microphylla Sarah J. J. De Groot, Thomas Stoughton 2016-2-18 7618 Riverside Mecca Hills: side canyon (east fork) of Painted Canyon. 182 Comment
  SEINET953937  Hoffmannseggia microphylla Unknown 1930-1 190 Riverside Near Shave's Well. Comment
Read comments Aug 4 2013
  RSA561517  Hoita macrostachya Steve Boyd, T. S. Ross, D. E. Bramlet 1992-9-9 7669 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Almos Road (7S04) and the confluence of Los Almos Creek, up the San Mateo Trail north to Potrero de la Cienega, 396 Comment
  RSA674921  Hoita macrostachya Scott D. White, P. De Vries 2000-4-25 7734 Riverside Temescal Valley: Corona area, eastern foothills of Santa Ana Mountains just above citrus groves. 412 Comment
  SD137784  Hoita macrostachya Darin L. Banks, Victor Steinmann 1995-7-10 750 Riverside NW Palomar Mountains, Agua Tibia Mountains, Cleveland National Forest, along Wildhorse Trail south of lower Arroyo Seco, NW of Wildhorse Peak, in major drainage that flows off the NW flank of Wildhorse Peak 609 Comment
  SD187402  Hoita orbicularis Scott D. White, Angelia Carey 2004-5-7 10347 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills 548 Comment
  UCSB37863  Holocarpha virgata Clarke, Oscar 1971-11-14 Riverside Mesa de Colorado on the Santa Rosa Plateau, near Santa Rosa Ranch; ~8 mi. West of Murietta; just N of San Diego County line 626 Comment
  SD186088  Holocarpha virgata subsp. elongata A. C. Sanders, Mike Misenhelter 2004-10-6 28826 Riverside Hill 2139 at west end of the Mesa De Colorado, private land on the west side of Vioa Volcano adjacent to the Santa Rosa Plateau Ecol. Reserve. 640 Comment
  RSA263653  Holodiscus discolor E. W. Lathrop 1977-4-20 7609 Riverside 4 mi. west of Corona between Tin Mine Canyon and Santiago Peak, Skyline Drive. 1372 Comment
  SEINET251660 Image available Hordeum depressum A. C. Sanders 2004-5-12 27877 Riverside elsinore Basin Region: Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek (Lake Elsinore 7.5 Q.:) 378 Comment
  UCR75301  Hordeum depressum A. C. Sanders 1993-4-5 13686 Riverside San Jacinto Valley, west edge of Hemet, along south side of Devonshire Ave. between Old Warren and Warren Roads, SW of Tres Cerritos and north of Florida Ave./ Hwy 74 460 Comment
  RSA515341  Hordeum marinum subsp. gussoneanum Jeri Hirshberg 1989-5-3 s.n. Riverside Santa Rosa Plateau; S of town of Murrieta, on W side of Mesa de Burro., (Near 33 deg 31'N, 117 deg 14'W). 549 Comment
  SD224800  Hordeum marinum subsp. gussoneanum A. C. Sanders, K. D. Jones & D. Malueg 1996-4-20 18061 Riverside San Jacinto River between Nuevo and Lakeview, from 11th to 13th streets, alkaline flats along the E side of the river channel. 433 Comment
  RSA741422  Hordeum murinum Justin M. Wood 2008-12-2 259 Riverside City of Temecula, Murrieta Creek, downstream of 1st street bridge. 290 Comment
  UCR182859  Hordeum murinum subsp. leporinum Mitch Provance 2001-4-21 4635 Riverside San Bernardino Valley, Sunnyslope, west side of Sierra Blvd., along sidewalk adjacent to the golf course 335 Comment
  CAS-BOT-BC55488  Hornungia procumbens Steve Boyd 1986-4-2 1622 Riverside Gavilan Plateau, Gavilan Hills. Harford Springs County Park. 640 Comment
  JEPS68626  Horsfordia alata Marjorie D. Clary 1931-3-29 14 Riverside desert washes of Santa Rosa Mts. Comment
  RSA314160  Hulsea vestita subsp. callicarpha Walter Wisura 1983-6-25 3913 Riverside Pacific Crest Trail betw. Morris Ranch and Fobes Ranch, San Jacinto Mts. Comment
  RSA5897  Hulsea vestita subsp. callicarpha C. B. Wolf 1932-8-5 3970 Riverside Along Trail from Tahquitz Valley to San Jacinto Peak, above the small stream and wet meadow feeding Tahquitz Creek. 2895 Comment
  UC219566  Hulsea vestita subsp. callicarpha P. A. Munz 1922-6-28 5877 Riverside near Toro Peak; Santa Rosa Mts. 2407 Comment
  UCR23125  Hulsea vestita subsp. callicarpha J. C. Lyman 1981-5-24 s.n. Riverside San Jacinto Mtns., May Valley Rd. Idyllwild. 1768 Comment
  JOTR31111  Hulsea vestita subsp. parryi Harding, Mitzi, T. Herskovits 2011-5-21 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; approx. 1 mile west of Eureka Peak 1398 Comment
  SD187327  Hydrocotyle umbellata Scott D. White, Angelia Carey 2004-9-16 10761 Riverside San Jacinto Mountain foothills: Indian Creek. 548 Comment
  POM361067  Hymenoclea salsola Ora M. Clark 1929-3-17 1767 Riverside San Andreas Canyon, S. of Palm Springs. Comment
  RSA650972  Hymenoclea salsola D. Geisinger, E. Baldwin 1959-3-23 s.n. Riverside Palm Springs. Comment
  SD234894  Hypericum formosum A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35632 Riverside Peninsular Range; San Jacinto Mtns.: May Velley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch. 1524 Comment
  CAS-BOT-BC219765  Hyptis emoryi D. B. Dunn; H. Brown; E. McClintock 1947-3-15 2864 Riverside Pushawalla Canyon, Indio Hills Comment
  JEPS63228  Hyptis emoryi W. L. Jepson 1901-5-22 1370 Riverside Palm Canyon San Jacinto (<Palm Canyon of San Jacinto>, and return to Van Deventer's Ranch); Palm Canyon of San Jacinto Comment
  LA61523  Hyptis emoryi Carl Epling; March 1927 sn Riverside Tahquitz Creek, near Palm Springs Comment
  RSA790624  Hyptis emoryi Aaron C. Sedgwick, David Fraker 2012-4-24 7 Riverside In the Palen Valley south of Power Line Rd. that parallels Hwy. 10 159 Comment
  UC883113  Hyptis emoryi Ivan Johnston Apr 4 1917-Apr 6 1917 1095 Riverside near Palm Springs; Colorado Desert, near Palm Springs Comment
  RSA0042540  Hyptis emoryi Samuel Bonsal Parish 1917-4-4 Riverside Near Palm Springs. Comment
  CDA5544  Ipomoea triloba T. C. Fuller 1962-10-2 9704 Riverside Palo Verde Valley; South side of Avenue 32, 0.6 mile east of Ludy Boulevard, 6.9 miles southwest of Ripley. 0 Comment
  RSA342043  Isocoma acradenia var. eremophila R. F. Thorne 1980-4-16 54104 Riverside San Bernardino Mountains: Flood plain (wash) along Whitewater River, ca. 3.0 miles N of Whitewater Post Office. 591 Comment
  UCR149940  Isocoma menziesii var. vernonioides Scott D. White, Brian Leatherman 2004-10-7 10772 Riverside Perris Basin, city of Perris, immediately east of the I-215 Freeway, at Watson Road 434 Comment
  RSA192257  Isoetes howellii E. W. Lathrop 1966-5-1 6253 Riverside 3 miles W of Murrieta Comment
  POM47847  Jepsonia parryi H. Baer 1923-11-5 s.n. Riverside Rice Canyon, Elsinore. Comment
  RSA575893  Jepsonia parryi Steve Boyd 1994-10-14 8400 Riverside San Mateo Canyon Widerness Area of the Cleveland Nat'l Forest. San Mateo Canyon along San Mateo Trail between N branch of Tenaja Trail and Fishermans Camp. 427 Comment
  RSA577517  Jepsonia parryi D. L. Banks, Steve Boyd 1995-2-16 0046 B Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., on the Dripping Springs Alcove, E of the Woodchuck Trail. 719 Comment
Read comments Nov 14 2016
  RSA84404  Jepsonia parryi F. W. Peirson 1922-12-27 3337 Riverside Between forks of Andreas Canyon, near Palm Springs 609 Comment
  SEINET2043264 Image available Juglans Howard Scott Gentry Fall 1937 s.n. Riverside Gentry Farm: 3.5 miles NE of Murrieta, along Los Alamos Rd at N end of farm. Comment
  UCR207809  Juglans californica O. F. Clarke 2004-3-14 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River c. 200 m below old Salt Lake Railroad bridge 215 Comment
  UCR277766  Juglans californica Mitch Provance 2012-7-15 612- 65 Riverside Beaumont Plateau, W end of Banning, 'Pershing Channel', N side W Ramsey St., W side of Omar St. 768 Comment
  UCR241393  Juncus bufonius T. B. Salvato 2013-3-22 7395 Riverside Perris-Aguanga Basin, southern end of Menifee Valley, between Hwy 215 and Winchester Rd (Hwy 79), on Los Alamos Rd at its crossing of Warm Springs Creek 402 Comment
  UCR273789  Juncus bufonius Mitch Provance 2012-4-20 412- 24 Riverside San Timoteo Canyon, just southeast of the SCE El Casco Substation, on the south side of San Timoteo Canyon Rd./Oak Valley Parkway 643 Comment
  SD255034  Juncus cooperi Duncan S. Bell 2015-8-12 8592 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region: Orocopia Mountains; southwestern section of the range, collecting at a spring in the southern section of the Dos Palmas area. Temperature at around 120a^z -41 Comment
  RSA247274  Juncus effusus subsp. austrocalifornicus G. D. Wallace, D. H. Wilken 1966-7-3 652 Riverside San Jacinto Mountains near Idyllwild, Strawberry Meadows. Comment
  JOTR32968  Juncus macrophyllus La Doux, Tasha, Alice Miller and Victoria Sork 2009-5-3 2719 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west side of Queen Mountain; granitic outcrops with sandy ephemeral wash 1408 Comment
  UC842923  Juncus mexicanus P. A. Munz 1922-6-23 5775 Riverside Hemet Valley San Jacinto Mts. 1371 Comment
  UCR193494  Juncus oxymeris A. C. Sanders, Tim Thomas 2008-6-20 35542 Riverside Peninsular Range; San Jacinto Mtns., May Valley near Fleming Ranch, north of Bonita Vista Rd. and east of Herkey Creek 1550 Comment
  RSA678972  Juncus rugulosus Scott D. White, Michael Honer 2003-6-3 9456 Riverside Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  SEINET3069034 Image available Juncus tiehmii B. J. Ertter, J. L. Strachan 1979-6-26 2971 Riverside Behind Kenworthy Ranger Station, near Route 74 in Hemet Valle, San Jacninto Mountain, San Bernardino Nat'l Forest 760 Comment
  RSA696125  Juncus torreyi A. C. Sanders, Mark A. Elvin, Jane Rodgers 2001-8-17 24598 Riverside Mojave Desert, Little San Bernardino Mtns.: Stubbe Spring, Joshua Tree National Park, 4.35 mi. (airline) SW from park road in Lost Horse Valley 1341 Comment
  CDA19137  Juncus xiphioides J. Chandler 2001-7-11 PDR 017925 Riverside Southern California; In nursery on Garbani and Murrieta Rd., Menifee. 0 Comment
  JEPS48326  Juniperus californica W. L. Jepson and W. C. Mathews 1914-5-18 6036 Riverside w of Pinyon Well Comment
  UC1929342  Juniperus californica Scott D. White, Angelia Carey 2004-7-2 10578 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. Comment
  CAS-BOT-BC234571  Justicia californica Mrs. Jos Clemens 1922-4-10 s.n. Riverside Mecca Comment
  RSA402298  Justicia californica E. Crow 1929-2-24 173 Riverside Andreas Canyon, S of Palm Springs, Colorado Desert. Comment
  RSA402301  Justicia californica Charles C. Herbst 1964-3-20 s.n. Riverside Palm Springs. Comment
  SEINET2163603 Image available Justicia californica C. L. Hitchcock 1940-4-6 5972 Riverside 3 mi below Cottonwood Springs Comment
  UCD166270  Justicia californica Jack Major 1962-4-17 785 Riverside On CA HWY 74 from Pinyon Flat to Palm Desert. (Exact location unknown. Coordinates estimated by label maker.) 435 Comment
  UCSB50616  Justicia californica Millett, Barbara 1980-5-18 Riverside Corn Springs Wash, Corn Springs Rd., 7 miles southwest of junction with Chuckwalla Rd. 457 Comment
  UCR33576  Kallstroemia californica Sears 1977-10-12 S 582 b Riverside Sonoran (Colorado) Desert, 20 mi. east of Desert Center, 10 mi. east of Corn Springs exit 134 Comment
  UC1063329  Keckiella antirrhinoides R. St. John 1929-5-23 30 Riverside Bautista Canyon; San Jacinto Quad. 609 Comment
  CAS-BOT-BC236727  Keckiella antirrhinoides subsp. microphylla Annie M. Alexander; Louise Kellogg 1941-5-21 2215 Riverside North base of Eagle Mountains, Colorado Desert 1158 Comment
  SDSU13573  Keckiella antirrhinoides var. antirrhinoides W. Miller, C. Mosse 1972-7-20 Riverside North border 50 yards uproad from Eucalyptus groves. Comment
  RSA450072  Keckiella cordifolia J. C. Roos, L. Roos 1952-6-24 5786 Riverside In the hills west of Beaumont. Comment
  UCR201500  Koeleria macrantha Scott D. White, Justin M. Wood 2008-6-19 12271 Riverside San Jacinto Mountains, meadows at Baldy Mountain 1677 Comment
  SEINET260220 Image available Koeleria pyramidata M. Curto, L. Allen 1990-6-25 680 Riverside San Bernardino National Forest ; San Jacinto Mts SBNF Rd 5S10 ca 3km SE of Pine Cove 1830 Comment
  CAS-BOT-BC61436  Krameria bicolor Annie M. Alexander; Louise Kellogg 1941-5-14 2166 Riverside Near Shaver Summit 502 Comment
  LA45681  Krameria bicolor Elizabeth McClintock; 1936-5-9 sn Riverside Palms to Pines Highway Comment
  UCSB18702  Krameria bicolor Main, Nancy 1965-5-9 Riverside State Highway 74, 16 miles S of junction with State Highway 111, San Bernardino National Forest 944 Comment
  CAS-BOT-BC43706  Krameria erecta Annie M. Alexander; Louise Kellogg 1941-5-11 2150 Riverside Cottonwood Spring, Eagle Mountains 883 Comment
  JOTR30063  Krameria erecta La Doux, Tasha, Mike Bell, Katy Mathews, Alice Miller, Amber Holt 2007-5-23 1694 Riverside Joshua Tree National Park. Stop #2 = Near Geology Tour rd., N of Malapai Hill 1286 Comment
  UCD107156  Krameria erecta P. C. Everett; E. K. Balls 1958-4-29 23030 Riverside 21.9 mi. sw. of Rice, along rd. from Desert Center to Vidal Jct. 548 Comment
  RSA0022342  Krameria erecta Robert F. Thorne 1966-10-15 41816 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway. Comment
  POM301792  Krameria grayi J. Cole 1942-5-19 867 Riverside Fried Liver Wash, Pinto Basin, Joshua Tree National Monument. 610 Comment
  RSA0040096  Krameria grayi Duncan S. Bell, Deidre Conocchioli 2014-3-18 6256 Riverside Orocopia Mountains; southern/central section of range; approximately 1.25 air miles northwest of Gucci Spring. 511 Comment
  RSA506754  Krameria grayi D. F. Howe 1980-4-15 s.n. Riverside 5 miles W of Mesa Verde, South slope o McCoy Mtns, Hwy 10. Comment
  SEINET269272  Krameria grayi Bern Schwen 1994-5-18 Riverside Joshua Tree National Monument ; Eagle Mountains (west side) along road between Cottonwood Spring Campground and Conejo Well 1055 Comment
Read comments Sep 7 2013
  RSA0056257  Krameria parvifolia Lee Haines 1951-5-20 5148 Riverside Pines to Palms Highway. 1158 Comment
  UC1605434  Lagophylla ramosissima Steve Boyd and Tim Ross 1994-9-14 8342 Riverside about 0.5 mi s Serrano Spring (sw edge of Oak Flats area); Southern Santa Ana Mountains, Cleveland NF, San Mateo Cany 731 Comment
  CLARK-A1528-69  Lamarckia aurea C. M. Flanagan 1973-4-14 OO 108 Riverside Sunnymead 579 Comment
  UCR3227  Lantana montevidensis V. L. McFarland 1964-3-27 640327- 3 Riverside Upper Santa Ana River/San Bernardino Valley Region, Riverside, residential garden west of 3356 Utah Avenue Comment
  RSA0077529  Larrea divaricata G. Wallace 1964-5-23 s.n. Riverside Anza-Borrego Desert. Comment
  CSUSB317  Larrea tridentata Robert A. Clark 1966-3-5 3566 4 Riverside Mecca rural; 2 miles east of Mecca on State Highway 195 on marginal agricultural land adjacent to Creosote bush scrub. -57 Comment
  RSA0118589  Larrea tridentata Sarah J. J. De Groot, Cheryl Sevilla 2016-3-16 7654 Riverside Mecca Hills: mouth of Painted Canyon, southwest side of Mecca Hills, northeast of Mecca, west of Box Canyon, northeast of Coachella Canal, northeast of powerline, near mouth of Skeleton Canyon. 52 Comment
  RSA457779  Larrea tridentata Steve D. Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2219 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine. 400 Comment
  UCSB7606  Larrea tridentata Beeks, Richard 1952-4-4 Riverside 7 miles North of Mecca, in Box Canyon Comment
  SD181385  Lastarriaea coriacea Rashmi Pant, Darin Banks 1996-5-13 1024 Riverside NW Palomar Mtns. Agua Tibia Mountains. Foothills S of Hwy 79; E of the Dripping Spring Campground, E of the Dripping Springs Guard Station Comment
  CLARK-A1656-700  Lasthenia coronaria Theo Glenn 1979-3-11 Riverside San Jacinto Mountains Comment
  JEPS30384  Lasthenia coronaria William M. Klein and J. E. Klein 1958-2-9 Riverside 4.5 mi nw Alberhill (Calif. State Hwy. 71) Comment
  RSA28053  Lasthenia coronaria I. L. Wiggins 1941-3-27 9695 Riverside 4 mi. north of Whitewater. Comment
  UCR220076  Lasthenia coronaria D. E. Bramlet 1991-5-1 2102 Riverside Wilson Valley 671 Comment
  RSA556488  Lasthenia glabrata subsp. coulteri Julie Greene 1993-3-13 1058 Riverside On the berm between the western ponds 440 Comment
  POM13870  Lasthenia gracilis P. A. Munz 1922-4-29 5090 Riverside 0.5 mile south of Lake Elsinore. 381 Comment
  RSA736252  Lasthenia gracilis Scott D. White, Justin M. Wood 2008-4-3 11796 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon. 'Morgan' property, Alberhill area. 274 Comment
  UC489135  Lathyrus vestitus var. vestitus C. V. Meyer Jun 1927 168 Riverside San Jacinto Mts. 1676 Comment
  SEINET7063235  Layia platyglossa A. G. Vestal 1963-5-19 s.n. Riverside Open bush country about 3.6 miles northeast of Aguanga on Route 371 [on the Cahuilla Road]. UTM Zone 11, 512930mE, 3702605mN. (WGS84/NAD83). 887 Comment
  UCR96874  Layia platyglossa Scott D. White 1993-4-30 1309 Riverside San Jacinto Valley, Near intersection of Warren Rd. and Stetson Ave. 458 Comment
  RSA0086779  Lemna R. G. Swinney 1967-2-4 14060 Riverside Snow Creek. 305 Comment
  UCR92452  Lemna A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18107 Riverside San Bernardino Mtns, Morongo Indian Reservation, natural pond & bog at SE edge of Burro Flats 1100 Comment
  RSA633881  Lemna gibba Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38150 Riverside San Jacinto Mountains: San Bernardino National Forest. Lake Fulmor. 1615 Comment
  RSA563906  Lepidium dictyotum A. C. Sanders 1993-4-1 13669 Riverside Western Edge of Hemet, 14 acre parcel at NE corner of intersection of Myers and Devonshire Ave., 3/4 mi. NE of intersection of Florida Ave. (Hwy 74) and Warren Rd. just south of Tres Cerritos. 460 Comment
  UCR121806  Lepidium dictyotum var. dictyotum A. C. Sanders, Carolyn Washburn 2001-4-17 24062 Riverside San Jacinto Valley, southwest edge of Hemet, NW of intersection of Stowe Rd. and California Av., 2 miles NE of Winchester 457 Comment
  UCR76170  Lepidium dictyotum var. dictyotum A. C. Sanders 1993-4-1 13669 Riverside Perris-Aguanga Basin Region, western edge of Hemet, 14 acre parcel at NE corner of intersection of Myers St. and Devonshire Ave., 0.75 mile NE of the intersection of Florida Ave (Hwy 74) and Warren Rd, just south of Tres Cerritos 460 Comment
  RSA721895  Lepidium fremontii var. fremontii J. Mark Porter, Orlando Mistretta 2003-6-5 13608 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  UCR249507  Lepidium lasiocarpum T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7285 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
  UCR41832  Lepidium lasiocarpum A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6031 Riverside Sonoran (Colorado) Desert, Hayfield Lake, NW end of the lake c. 0.5 mi SW of the pumping station 412 Comment
  POM98996  Lepidium lasiocarpum E. C. Jaeger 1926-3-20 s.n. Riverside Pinto Mts. 915 Comment
  RSA642807  Lepidium lasiocarpum var. lasiocarpum R. F. Thorne 1963-3-29 32422 Riverside 9 miles E of Mecca, Mecca Hills 152 Comment
  SBBG92827  Lepidium lasiocarpum var. lasiocarpum D. Charlton 1988-2-18 1130 Riverside Fargo Cyn Rd to Cottonwood Wash, parallel to Interstate 10, ca. 1 mi E of jct of Dillon Rd and Fargo Cyn Rd 609 Comment
  RSA681895  Lepidium nitidum Scott D. White 2001-3-13 8162 Riverside Menifee / Sun City area. Valleys and slopes east of Canyon Lake and west of Goetz Rd. 442 Comment
  CAS-BOT-BC60105  Lepidium virginicum var. menziesii Street; Durant 1918-5-12 s.n. Riverside San Jacinto River Canyon. Comment
  SD137828  Lepidium virginicum var. pubescens Darin L. Banks, Steve Boyd 1995-5-3 189 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. North slope of Agua Tibia Mountain. East of Dripping Springs Alcove Area, ArroyoSeco 504 Comment
  UCR113592  Lepidium virginicum var. robinsonii A. C. Sanders 1998-1-15 21632 Riverside Lake Skinner area, Black Mtn., along road up north side 884 Comment
  UCR166805  Lepidium virginicum var. robinsonii R. E. Riefner Jr. 2005-4-1 05- 196 Riverside Hemet, hills SW (c. 0.5 mi) off intersection of California Avenue and Stetson Avenue 497 Comment
  UCR3284  Lepidium virginicum var. robinsonii T. R. Plumb 1964-2-23 s.n. Riverside San Bernardino Valley Region, Box Springs Mountains, small hill east of Sugarloaf 442 Comment
  RSA604869  Lepidospartum squamatum Scott D. White 1995-12-24 3799 Riverside Lakeview Mtns: Ca 5 road mi SE of Davis RD/Ramona Expwy intersection. 610 Comment
  UC1069806  Lepidospartum squamatum A. E. Wieslander 1929-1-25 40 Riverside mouth of Bautista Creek; San Jacinto Quadrangle Comment
  RSA94984  Lepidospartum squamatum F. W. Peirson 1920-12-29 5267 Riverside 1.5 miles east of Whitewater Station, head of Coachella Valley. Comment
  UCR2518  Leptochloa uninervia F. M. Reed 1926-5-15 5342 Riverside Peninsular Range; Perris/Aguanga Basin Region, Menifee Valley, west of Menifee schoolhouse [which was at corner of corner of Newport and Bradley Roads] 457 Comment
  UCR4084  Leptodactylon californicum subsp. leptotrichomum Carole Sims 1965-3-28 s.n. Riverside Santa Ana Mtns., Cleveland National Forest, San Juan Canyon along road between Lion and Bear Canyons 762 Comment
  RSA561066  Leptosiphon androsaceus T. S. Ross, D. E. Bramlet 1993-5-12 7347 Riverside Southern Santa Ana Mountains, San Mateo County Wilderness area. San Mateo Canyon, along stream bed and adjacent to benches and lower slopes from confluence with Los Alamos Canyon downstream to confluence with Tenaja canyon,. 366 Comment
  CHSC26195  Leptosiphon ciliatus Dieter H. Wilken 1965-6-29 370 Riverside Strawberry Meadows, near Idyllwild, San Jacinto Mtns. At edge of road. 1554 Comment
  RSA429763  Lesquerella kingii subsp. latifolia E. C. Yager 1922-04 718 Riverside Chuckwalla Bench Comment
Read comments Jun 1 2011
  CAS-BOT-BC339358  Lessingia glandulifera var. glandulifera Scott D. White 1996-8-1 4406 A Riverside San Jacinto Mts. Idyllwild Area: Hwy 243 at Deer Springs trailhead and adjacent area 1830 Comment
  RSA6039  Lessingia glandulifera var. glandulifera Carl B. Wolf 1932-8-4 3925 Riverside Strawberry Valley, 1.5 miles froStrawberry Valley.m Idyllwild on road to Banning 1707 Comment
  UC468916  Lessingia glandulifera var. glandulifera F. M. Reed Riverside Comment
Read comments Dec 6 2014
  UCR34941  Lessingia glandulifera var. glandulifera L. B. Ziegler 1964-8-30 017 Riverside San Jacinto Mtns., Hemet (Garner) Valley, Thomas Mtn. subdivision 1402 Comment
  CAS-BOT-BC283714  Leymus condensatus H. M. Hall 1899-6-2 1218 Riverside In dry wash of Temecula River Comment
  UC38244  Leymus triticoides H. M. Hall 1901-7-11 2392 Riverside vicinity of Strawberry Valley San Jacinto Mountains 1584 Comment
  RSA0088539  Linanthus dianthiflorus Giovanni Rodriguez 2016-4-2 18 Riverside Santa Ana mountains, Santa Rosa Plateau (vernal pool trail head). 625 Comment
  RSA689560  Linanthus dianthiflorus Scott D. White, Michael Honer 2003-4-25 9106 Riverside San Bernardino Mountains: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. West side of road, on alluvial fan adjacent steep east-facing mountain slope. 610 Comment
  RSA720466  Linanthus dianthiflorus Naomi Fraga, Tim Thibault 2006-5-16 1672 Riverside ca. 2.5 miles up Morris Ranch Road near its intersection with a locked FS road west of Goff Flat. 1585 Comment
  UCR102820  Linanthus dianthiflorus A. C. Sanders 1997-3-26 20110 Riverside Lake Skinner area, NW foot of Tucalota Hills, shallow valley along dirt road 0.65 mi. east of main Lake Skinner road 457 Comment
  UCR177152  Linanthus dianthiflorus Scott D. White, Michael Honer 2003-4-25 9106 Riverside San Bernardino Mtns, Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm, west side of road 671 Comment
  UCR256805  Linanthus dianthiflorus T. B. Salvato, Thomas M. Sullivan Jr 2014-4-23 7863 Riverside Gavilan Hills, Southern CA Edison access road east of Lake Street, c. 1 mi north of Hwy 15 and Temescal Canyon 500 Comment
  JOTR35139  Linanthus dichotomus subsp. dichotomus La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 3250 Riverside Joshua Tree National Park. West of Queen Mountain, Wonderland of Rocks; Active, bouldery wash with sandy bottom and large granite outcrops (Stop 3) 1294 Comment
  RSA0122716  Linanthus floribundus subsp. hallii Duncan S. Bell, LeRoy Gross 2016-3-30 9154 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 7.5 air miles southeast of the summit of Martinez Mountain. 970 Comment
  UCR19601  Linanthus lemmonii T. W. Minthorn 1926-5-13 s.n. Riverside East of Banning Comment
  UCR48511  Linanthus lemmonii Steve Boyd 1986-4-2 1633 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  RSA690938  Linanthus liniflorus Scott D. White, Michael Honer 2003-5-27 9406 Riverside Gavilan Hills / Temescal Canyon: Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. Collected south and / or west of unnamed peak 2349. 396 Comment
  UCR144129  Linanthus liniflorus Scott D. White, Bill La Haye 2000-5-27 7950 Riverside San Jacinto Mtn, Baldy Mountain area 1677 Comment
  SD247696  Linanthus maculatus subsp. maculatus J. Mark Porter, Leigh A. Johnson 1997-3-10 11467 Riverside Whitewater Canyon, ca. 1.0 mile N of Whitewater (along Intertate 10). 473 Comment
  SD173066  Linanthus pungens Juergen Schrenk 2005-10-11 43 Riverside Santa Rosa Mountains, summit of Toro Peak 2640 Comment
  RSA0010978  Lithophragma affine Scott D. White, W. LaHaye 2000-5-27 7940 Riverside San Jacinto Mountains: Baldy Mtn. area. 1616 Comment
  RSA0018464  Lithophragma affine Scott D. White 1996-3-31 3859 Riverside Bundy Canyon, SE of Lake Elsinore. About 1 road mile (+/- 0.2 mi) E of Bundy Canyon Road exit from I-15 freeway. +/- 40 ft. S of road along mapped intermittent blueline stream. 450 Comment
  RSA0010982  Lithophragma affine P. H. Raven 1958-5-17 12956 Riverside 7.4 miles south-east of Banning on road to Idyllwild, Sam Jacinto Mountains. Comment
  RSA93778  Lobelia cardinalis subsp. graminea F. W. Peirson 1922-12-27 8649 Riverside About 1 miles up in Andreas Canyon, Palm Springs region. Comment
  CAS-BOT-BC60178  Lobularia maritima Steve Boyd 1991-5-20 6280 Riverside Santa Ana Mountains. Temescal Canyon, northwest of Lake Elsinore. Mouth of Rice Canyon. 487 Comment
  UCR162547  Lobularia maritima 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
  UCR18168  Loeflingia squarrosa A. C. Sanders 1978-4-2 00270 Riverside Sonoran (Colorado) Desert, Coachella Valley, Deep Canyon Reserve - south of Palm Desert. Alluvial fan near the Boyd Research Center 366 Comment
  UCR266316  Loeflingia squarrosa D. E. Bramlet 1991-4-30 2091 Riverside Peninsular Range, Shipley Reserve, Crown Valley at NW foot of Black Mtn., transect C-3 732 Comment
  RSA92724  Loeflingia squarrosa J. C. Roos 1952-5-14 5664 Riverside 2 mi. northwest of Perris. 503 Comment
Read comments May 21 2011
  CAS-BOT-BC401163  Loeseliastrum schottii Sarah J. De Groot; April Garbat 2013-4-9 7001 Riverside Along Blythe-Rice (=Midland) Road, 1.9 mile south of Rice and Highway 62, near bottom of Rice Valley, east side of Arica Mountains 232 Comment
  RSA67046  Loeseliastrum schottii Verne Grant, Alva Grant 1951-4-7 15989 Riverside Below Morongo Valley on road to White Water 732 Comment
  UC809714  Loeseliastrum schottii E. K. Balls 1949-4-4 12963 Riverside between Durmid and Salton (on Hwy. 111); Colorado Desert Comment
  RSA747282  Logfia filaginoides Orlando Mistretta 1992-6-10 529 Riverside Cleveland National Forest: Along old road coming off 3504 W of San Gabriel Mountains: Northeast slope Mt. San Antonio. Headwaters of west fork of north fork Lytle Creek. Sierra Peak. [Telegraph Peak quad?] Head of road. Comment
  RSA343106  Lolium perenne subsp. multiflorum R. F. Thorne, Walter Wisura, E. Lathrop, Sara Meury 1985-5-18 60629 Riverside Santa Rosa Plateau: Cole Canyon, near entrance to Nature Conservancy Reserve. 530 Comment
  POM6649  Lomatium dasycarpum subsp. dasycarpum P. A. Munz 1919-3-25 2312 Riverside Beaumont. Comment
  RSA552754  Lomatium dasycarpum subsp. dasycarpum Steve Boyd, Timothy S. Ross, Orlando Mistretta 1992-3-31 6740 Riverside San Mateo Canyon Wilderness Area. Morgan Trail from Round Potrero W to junction with Tenaja Trail in N-fork Bear Creek. 670 Comment
  POM305708  Lomatium lucidum Anonymous, Henry J. Ramsey 1939-4-22 1031 Riverside Hemet-Anza, Bautista Creek Rd. Comment
  UC1979535  Lomatium lucidum Darin L. Banks 1995-4-11 177 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove, along the Dripping Springs Trail. Comment
  OBI81581  Lomatium lucidum Coll. Tracey, Viola Call 1962-4-13 2132 Riverside On level ridge near head of Tin Mine Canyon. SE of Corona. 640 Comment
  POM12914  Lonicera subspicata var. denudata P. A. Munz 1922-6-25 5823 Riverside San Jacinto Mts. Between Vandeventer and Hemet Valley. 1433 Comment
  POM307268  Lonicera subspicata var. denudata Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2118 Riverside Santa Rosa Mountains. Comment
  RSA38362  Lonicera subspicata var. denudata P. A. Munz 1946-10-19 11567 Riverside 1 miles east of Anza. 1159 Comment
  UC455866  Lonicera subspicata var. denudata I. J. Condit 1910-6-21 Riverside San Jacinto Mts. 1676 Comment
  RSA406420  Lotus Anstruther Davidson 1892-05 s.n. Riverside Banning. Comment
  JEPS55406  Lotus argophyllus Marjorie D. Clary 1932-4-3 1184 Riverside 15 mi sw Indio; Colorado Desert, Deep Canyon 304 Comment
  UCSC000918  Lotus argophyllus Peter Kamb 1947-5-17 513 Riverside San Jacinto Mts., Hall Canyon 1646 Comment
  RSA0018559  Lotus argophyllus Keith E. Hoffmaster 1937-6-6 807 Riverside San Jacinto Mtns: along Palms to Pines highway. 610 Comment
  UCR138757  Lotus crassifolius Scott D. White 1997-5-18 5178 Riverside San Jacinto Mtns., 'Black Mountain Scenic Area,' Black Mountain Trail between Hwy 243 and Cinco Poses Trail junction 1829 Comment
  UCR6717  Lotus crassifolius Frank C. Vasek 1964-7-25 640725- 15 Riverside San Jacinto Mountains, Dark Canyon 1829 Comment
  UC218259  Lotus crassifolius var. crassifolius P. A. Munz 1922-7-7 6061 Riverside Fern Valley San Jacinto Mts. 1767 Comment
  UC489022  Lotus grandiflorus C. V. Meyer 1929-6-13 751 Riverside Idyllwild Grade San Jacinto Mts. 1524 Comment
  RSA90292  Lotus grandiflorus F. W. Peirson 1924-7-27 4981 Riverside Dark Canyon, San Jacinto Mountains 1707 Comment
  RSA0028966  Lotus grandiflorus var. mutabilis Keith E. Hoffmaster 1937-7-5 820 Riverside San Jacinto Mtns. Comment
  POM9228  Lotus hamatus I. M. Johnston 1920-5-8 s.n. Riverside Jurupa Mountains, extreme west end. Comment
  UC15659  Lotus heermannii H. M. Hall 1901-6 2379 Riverside vicinity Strawberry Valley; San Jacinto Mountains 1584 Comment
  SEINET3131519  Lotus rigidus L. S. Rose 1935-12-23 35694 Riverside Colorado Desert, above Deep Canyon, San Jacinto Mts., 22 mi S of Cathedral City 1067 Comment
  RSA0029328  Lotus scoparius John F. Emmel 1987-4-14 1046 Riverside Little San Bernardino Mts: Lower Covington Flat, from area just east of Covington Spring to 0.5 air mi SE of Covington Spring. 1372 Comment
  SEINET8721513 Image available Lotus scoparius Jean Coulson 1959-1 87 Riverside Box Spring Mts., .7 mi. N of Blane on Mt. Vernone W. of quarry, 10yrds. 1 Comment
  UCR182501  Lotus scoparius subsp. brevialatus Andrea Salzman, Ricky Escobar, et al 2006-4-10 45 Riverside Peninsular Range, Agua Tibia Wilderness at Arroyo Seco, c. 0.5 mi. south of Dripping Springs Guard Station 518 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
  RSA702212  Lotus strigosus Scott D. White, Michael Honer 2004-3-11 9901 Riverside Corona area. Approximately 1/2 air mile E of I-15 and 1 air mile N of El Cerrito Rd. 290 Comment
  SEINET2062444 Image available Lotus strigosus J. Hirshberg 1989-3-20 Riverside Santa Rosa Plateau, ca. 0.5 air miles S of Mesa de Burro, and just N of Mesa de la Punta. 609 Comment
  UCR116468  Lotus strigosus A. C. Sanders, T. B. Salvato 2001-3-30 23866 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
  CLARK-A1528-2810  Lotus subpinnatus John C. Roos 1952-4-9 5478 Riverside Riverside 259 Comment
  RSA498724  Lotus tomentellus Bruce M. Crawford 1932-5-1 15293 Riverside Colorado Desert - Windmill springs. Comment
  UCR29818  Lotus tomentellus George K. Helmkamp 1983-3-24 383- 18 Riverside Sonoran (Colorado) Desert, north base of the Little Chuckwalla Mountains, 1.5 miles east of Graham Pass Road 336 Comment
  JEPS85675  Lupinus W. L. Jepson 1939-4-17 19122 Riverside on rd to Temecula 2 mi s Corona (Corona); s of Corona Comment
  RSA709182  Lupinus A. C. Sanders, J. Goetzen 1996-5-1 18129 Riverside Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, N of Banning. 830 Comment
  CHSC60281  Lupinus arizonicus J. Lund 1980-4-3 Riverside 200 feet south of the entrance to Joshua Tree National Monument. 944 Comment
  RSA550275  Lupinus arizonicus Walter Wisura, John Dolan, Michael Wall 1992-3-24 4621 Riverside 5.5 mi NE of Mecca on Box Canyon Rd. Comment
  RSA86945  Lupinus arizonicus F. W. Peirson 1921-4-13 2497 Riverside Deep Canyon, about 12 miles southeast of Palm Springs. 274 Comment
  SEINET6180888  Lupinus arizonicus D. W. McNeal 1980-4-18 2305 Riverside Beside Hwy. #195 in Mecca Canyon, 9.6 mi. sw. of the jct. of Interstate #10.; 0 Comment
  UC517569  Lupinus arizonicus John Thomas Howell 1928-3-11 3434 Riverside 6 mi se Garnet Station; Colorado Desert, se of Garnet Station 152 Comment
  SEINET10488547  Lupinus arizonicus David B. Dunn, Dhogo; Schroeder, (UMO); Bruskin; A. Folsom 1948-3-13 Dunn 3712 Riverside In a wash. Indio hills, colorado desert Comment
  SD143897  Lupinus bicolor A. C. Sanders, P. MacKay, T. Thomas, O. Clarke 1997-5-4 20687 Riverside San Jacinto Mountains, north side of the range, Twin Pines Creek below the confluence with Brown Creek, on gravel bars along the creek in full sun; Cabazon 7.5' quad.; UTM 10km cell:NH-1E, 4N. Vista Grande 854 Comment
  SEINET7073451 Image available Lupinus bicolor A. G. Vestal 1963-4-25 s.n. Riverside Granite Rocks, about 1 mile west of Radec on Route 71 (presently Route 79). Coordinate datum: NAD27. Comment
  UCR232775  Lupinus bicolor William Schlegel 2009-6-2 049 Riverside Peninsular Range; San Jacinto Mtns., Red Mountain Fire Lookout Telecom site 1394 Comment
  UCR270390  Lupinus bicolor John F. Emmel 1998-5-2 1544 Riverside San Jacinto Mtns., SW foothills, Bautista Canyon, 0.8 road mile SE of national forest boundary 729 Comment
  SEINET8041006  Lupinus bicolor Unknown 442 Riverside Riverside Comment
  SEINET10450512  Lupinus bicolor subsp. marginatus David B. Dunn 1949-4-10 Dunn 5541 -2-3 Riverside 1 mile e of beaumont on the s side oth the hwy at xenica ave Comment
  SEINET10484858  Lupinus bicolor subsp. marginatus David B. Dunn 1949-4-10 Dunn 5541 -2-3 Riverside A colony growing 1 mile e of beaumont on the s side of the hwy at xenica ave. Comment
  RSA562496  Lupinus bicolor subsp. microphyllus Steve D. Boyd 1992-5-5 7240 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Eastern portions of Oak Flats along the Bluewater Trail 732 Comment
  RSA652736  Lupinus bicolor subsp. microphyllus Marion P. Harthill 1971-3-19 14 Riverside Palm Desert. Comment
  LA205088  Lupinus excubitus O. A. Plunkett; 1926-5-6 sn Riverside San Jacinto Mountains 1371 Comment
  UCR136251  Lupinus excubitus A. C. Sanders 2004-4-20 27572 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
  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
  UC1178516  Lupinus formosus Peter Kamb 1948-7-3 1149 Riverside Hall Canyon; San Jacinto Mts., Hall Canyon 1645 Comment
  SEINET10543985  Lupinus formosus David B. Dunn, Melvin L. Conrad; Patricia L. Kenney 1973-6-15 Dunn 20769 Riverside Coll at the jct of hwy 74 and 71. A gas station on the sw corner. Area generally chaparral with shaggy adenostema. 1433 Comment
  RSA652184  Lupinus hirsutissimus Jim M. Morrow 1959-5-10 s.n. Riverside Near Teneja road, Vail ranch, appx. 5 mi. South of Murrieta. 677 Comment
  UCR2890  Lupinus hirsutissimus Paul W. White 1963-5-11 51163- 14 Riverside Peninsular Ranges/ San Jacinto Mountains, 5 mi. east of Cranston Ranger Station on State Hwy 74 out of Hemet 915 Comment
  UCR125289  Lupinus microcarpus A. C. Sanders 2002-11-21 25642 Riverside Temescal Valley, development called 'Trilogy at Glen Ivy' at the confluence of Bixby and Anderson Canyons 366 Comment
  RSA087054  Lupinus microcarpus var. densiflorus F. W. Peirson 1929-5-4 8340 Riverside 2 miles north of Aguanga, South of Hemet. 549 Comment
  JOTR28885  Lupinus sparsiflorus La Doux, Tasha 2004-2-24 1120 Riverside Joshua Tree National Park. Cottonwood Canyon 932 Comment
  RSA501045  Lupinus sparsiflorus Steve D. Boyd 1989-4-1 3166 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  UC1228585  Lupinus sparsiflorus C. L. Hitchcock and C. V. Muhlick 1962-3-16 22153 Riverside ca 12 mi se Corona (Temescal Canyon); Temescal Canyon Comment
  UC668375  Lupinus sparsiflorus Annie M. Alexander and Louise Kellogg 1941-4-22 2064 Riverside Morongo Valley Gorge 701 Comment
  UCR62329  Lupinus sparsiflorus Ed LaRue 1990-4-13 s.n. Riverside Peninsular Range, 0.5 mi. NW of Aguanga, c. 1.5 mi (air) north of San Diego Co. line, north of Hwy 79 and west of Hwy 371 642 Comment
  POM98002  Lupinus sparsiflorus subsp. sparsiflorus E. C. Jaeger 1926-3-24 s.n. Riverside Eagle Mountains. Comment
  POM2531  Lupinus succulentus C. F. Baker 1904-4-5 4189 Riverside Hemet Comment
  RSA791723  Lupinus truncatus Robert F. Thorne 1995-3-29 63015 Riverside White Water Canyon. 600 Comment
  POM251786  Lycium andersonii J. C. Roos 1938-4-27 19 Riverside Hill west of Arlington. Comment
  UC140137  Lycium andersonii C. F. Baker 1904-4-4 4145 Riverside Elsinore Comment
  POM250365  Lycium cooperi I. W. Clokey 1935-4-17 s.n. Riverside Cottonwood Springs. Comment
  SBBG122032  Lythrum californicum S. D. White, A. Carey 2004-5-7 103421 Riverside Indian Crk and adjacent foothills 549 Comment
  RSA713872  Machaeranthera asteroides var. asteroides Michael Wall 2006-6-6 416 Riverside East Hemet, Cedar Avenue at Mountain Ave. 512 Comment
  UCR77741  Madia exigua Steve Boyd, O. Mistretta 1991-5-22 6305 Riverside Agua Tibia Mountains, Vail Lake area, base of Agua Tibia Mountain, east of Dorland Mountain, west of Kolb Creek 793 Comment
  RSA496477  Mahonia nevinii Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-31 3096 Riverside Vail Lake area, sandy valley 0.25 mi E of Dripping Springs. 487 Comment
  RSA263741  Malacothamnus fasciculatus E. W. Lathrop 1968-5-17 6893 Riverside 4 miles west of Corona between Tin Mine Canyon and Santiago Peak, Skyline Drive. 1082 Comment
  UCR93836  Malacothamnus fasciculatus G. R. Ballmer, K. T. Stockwell 1995-6-8 s.n. Riverside Peninsular Range, Warm Springs Creek, Budweiser Ranch, 0.25-1 mi upstream of Los Alamos Road crossing 457 Comment
  CLARK-A1528-266  Malacothrix californica Charlotte Stocks 1963-6-30 Riverside Anza Comment
  UC33275  Malacothrix clevelandii H. M. Hall May 17 1901-Jun 1 1901 1817 Riverside San Jacinto River Canyon 1158 Comment
  UC33276  Malacothrix clevelandii H. M. Hall June 1901 2087 Riverside exposed s slopes in vicinity Chalk Hill; San Jacinto Mountains 1524 Comment
  UCR281210  Malacothrix clevelandii Mitch Provance, Matt K. Beyers, John Hazlett, Douglas Gordon-Blackwood 2017-4-14 417- 32 Riverside Peninsular Ranges, Sedco Hills (east end), along transmission road, from 0.2 mi W of Beverly St. to the vicinity of intersection with Green Meadow Way 592 Comment
  CAS-BOT-BC347701  Malacothrix glabrata A. C. Sanders; J. Dice; K. Rose; D. Woodard 1995-3-29 16274 Riverside San Jacinto Mtns./San Gorgonio Pass: alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 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
  POM294109  Malacothrix glabrata Lyman Benson 1946-4-15 12017 Riverside 2 miles east of Banning, Colorado Desert. 609 Comment
  RSA559923  Malacothrix glabrata Steve Boyd, Carol Boyd, K. A. Boyd 1992-4-19 6912 Riverside N end of the Granite Mtns on sandy bajada along powerline road near jtn of Hwy 177 and Hwy 62. Area of transition between Mojave and Colorado Deserts. Comment
  UCR180584  Malacothrix glabrata Scott D. White, Angelia Carey 2004-4-5 9999 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  SEINET10800084  Malacothrix glabrata Noel H. Holmgren, Patricia K. Holmgren; Ruth E. Kern 1973-3-21 Holmgren 6452 Riverside Rice Valley, 12.3 miles south of Rice. 274 Comment
  UCR126929  Malva parviflora Julie A. Greene 1993-5-12 1293 Riverside San Jacinto Valley, San Jacinto Wildlife Area, north side of San Jacinto River levee, west of Davis Road 433 Comment
  UCR111580  Malva sylvestris Mitch Provance 1999-4-3 1724 Riverside City of Riverside, 'Eastside' area, SE corner of Victoria Ave. and 14th St. 274 Comment
  RSA335011  Malvella leprosa Steve Boyd 1985-8-7 1120 Riverside Santa Rosa Plateau Region, NW base of Redonda Mesa on Tenaja Road, 0.8 mile east of jct with 8S01 and 8S02. Comment
Read comments Feb 26 2013
  UCR19103  Malvella leprosa John C. Roos 1965-6-30 s.n. Riverside Perris-Aguanga Basin region, Perris Comment
  RSA522725  Marah macrocarpa Bob Boyd 1990-3-29 3830 Riverside Vail Lake Area, cinder cone ridge at N side of the Mouth of Temecula Creek Cyn and adjacent benches on S flank ofBig Oak Ntb, 396 Comment
  SDSU5862  Marah macrocarpa Thomas A. Zink 1971-4-1 Riverside Along Oak Glen Rd. about 3 miles south of the Oak Glen Range Station. Comment
  UCR24179  Marah macrocarpa John C. Roos 1966-4-23 s.n. Riverside Peninsular Range; Santa Ana Mtns, south of Corona Comment
  RSA404230  Marina parryi N. C. Cooper 1949-4-8 3295 Riverside Desert Center. 610 Comment
  SBBG104638  Marina parryi T. Glenn 1991-4-30 91 -58 Riverside McCoy Mtns NW of Blythe 170 Comment
  UC1595726  Marina parryi W. Wisura, J. Dolan, and M. Wall 1992-3-25 4654 Riverside 9.6 mi s Wileys Well (toward Hwy 78) Comment
  UCD106738  Marina parryi Steve Boyd; Thomas S. Elias and Erika Winter 1986-2-18 1319 Riverside Mecca Hills, Colorado Desert: Painted canyon N of Hwy 195. Comment
  UCR103587  Marina parryi George K. Helmkamp, E. A. Helmkamp 1998-2-18 2728 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; 0.3 mi south of Chuckwalla Rd. on Graham Pass Rd. 122 Comment
  CAS-BOT-BC71093  Marsilea vestita P. A. Munz; I. M. Johnston 1922-5-5 5154 Riverside Mystic Lake, near Moreno 426 Comment
  POM12433  Marsilea vestita P. A. Munz, I. M. Johnston 1922-5-5 5154 Riverside Mystic Lake, near Moreno. 427 Comment
Read comments Mar 20 2011
  UC1537054  Matricaria discoidea Gordon H. True Jr. 1936-4-15 240 Riverside Mockingbird Canyon 365 Comment
  RSA714662  Matricaria globifera A. C. Sanders 2004-4-9 27479 Riverside Perris Valley: Ramona Expressway at east end of Lake Perris dam. 457 Comment
  RSA614124  Matricaria matricarioides D. L. Banks 1997-2-23 1291 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, south of Pechanga Road in the Reservation, north of Pechanga Creek, and east of the Pechanga Tribal Government Center. 367 Comment
  UCR51133  Meconella denticulata B. G. Pitzer, E. Misquez 1988-3-20 0671 Riverside Santa Ana Mtns., Cleveland National Forest, San Juan Loop Trail, c. 4 mi. west of El Cariso Village, just across the Hwy from Ortega Parks [Oaks?] Store 549 Comment
  CSUSB1105  Medicago polymorpha Kirby W. Brown 1966-2-27 Riverside City of Riverside, UCR campus, Canyon Crest Housing 335 Comment
  SD187410  Medicago polymorpha Scott D. White, Angelia Carey 2004-4-16 10176 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes 548 Comment
  RSA751625  Melia azedarach G. Gust, L. Nye 2005-3-11 537 Riverside Lake Elsinore City Limits. At intersection of Ellis St. and Franklin St. in an overgrown disturbed site. 400 Comment
  SD129375  Melia azedarach J. Hirshberg 1989-7-18 Riverside Vicinity of Lake Skinner: Drainage east of reservoir. Comment
  JOTR29499  Melica frutescens La Doux, Tasha, Bill Truesdell, Naomi Fraga 2006-4-26 1609 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Long Canyon; Stop 2, in side canyon east of main wash. 837 Comment
  JOTR33753  Melica frutescens La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2751 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  SEINET266966 Image available Melica imperfecta D. Atwood, L Stritch 1993-4-2 17894 Riverside Santa Rosa Plateau TNC Preserva and adjacent to BLM administrated lands 671 Comment
  UCR82277  Melilotus albus J. M. Stewart 1994-5-2 855 Riverside Western Colorado Desert, Coachella Valley, Thermal. Polk Street and Airport Blvd. Comment
  UC65738  Melilotus indicus N. K. Berg 1904-3-4 Riverside San Jacinto Comment
  RSA0042737  Melilotus indicus John Wallace, Steve McNabb 1991-5-1 1 Riverside Colorado River. Approximately one mile south of Red Rooster Campground. Comment
  JOTR16750  Menodora scoparia Baker, James K. & Baker, Ilisa T. 1966-6-26 s.n. Riverside Joshua Tree National Park. ROAD TO PROSPECT, 1/2 MILE WEST OF SPLIT ROCK 1341 Comment
  POM13741  Mentha canadensis E. C. Jaeger 1921-8-21 1164 Riverside Riverside. Comment
  SEINET3094596 Image available Mentzelia Norman C. Cooper 1949-4-8 3345 Riverside Blythe. Comment
  POM3006  Mentzelia affinis Jenkins, Street 1917-5-30 s.n. Riverside Vallevista Comment
  JOTR34058  Mentzelia albicaulis La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2956 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; loamy-gravel, steep, southeast facing slopes above Lost Horse Mine Trail Comment
  UCR267889  Mentzelia albicaulis Jim Andre 2013-3-4 23862 Riverside Sonoran (Colorado) Desert, 0.2 miles east of Hwy 95, just south of Riverside Mountains, just north of Queen Sable Point 96 Comment
  UCR74380  Mentzelia albicaulis Theo Glenn 1991-5-1 91- 54 Riverside Sonoran (Colorado) Desert, McCoy Mts, NW of Blythe 240 Comment
  JEPS29275  Mentzelia desertorum Rimo Bacigalupi, L. Heckard and P. Hutchison 1962-3-21 8343 Riverside 2.3 mi below and sw Shavers (along Calif. Highway 195); Box Canyon Wash 243 Comment
  RSA0121634  Mentzelia desertorum Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-27 1081 Riverside Box Canyon Road, Mecca Hills, South of Shavers Well Comment
  UCR134601  Mentzelia desertorum Marisa Sripracha, Kyle Boyd 2004-2-14 023 Riverside Sonoran (Colorado) Desert, Myoma, near 38th Street and Washington Ave, on the Coachella Valley Preserve 120 Comment
  CLARK-A1528-3165  Mentzelia involucrata John C. Roos 1948-4-24 3801 Riverside Whitewater 518 Comment
  SBBG16941  Mentzelia involucrata K. K. Muller 1957-4-13 800 Riverside hills opposite S entrance of Joshua Tree Nat Monument Comment
  UC1286997  Mentzelia involucrata C. L. Hitchcock 1966-3-16 24211 Riverside 4 mi s Palm Desert (along palms to Pines Hiway) 609 Comment
  UCR251916  Mentzelia involucrata Jim Andre 2013-3-27 24817 Riverside NE Colorado Desert, east side of Riverside Mountains, along Hwy 95, 13.2 mi south of Vidal Junction 126 Comment
  UCR88536  Mentzelia involucrata A. C. Sanders 1995-4-13 16497 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Devil's Garden, E end of the mtns., 2.1 mi west of Hwy 62 on Pierson Avenue and dirt extension, 1.7 mi above Sierra Blvd. 793 Comment
  RSA770303  Mentzelia laevicaulis Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4486 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 488 Comment
Read comments Dec 14 2011
  UC1929670  Mesembryanthemum nodiflorum Scott D. White 2003-6-9 9526 Riverside PERRIS BASIN: Northeast corner of Devonshire Ave. and Warren Rd., immediately south of Tres Cerritos. Comment
  SEINET273065  Microseris douglasii A. C. Sanders 1997-3-26 20131 Riverside Lake Skinner area: N edge of large clay patch adjacent to the Skinner entrance road ca. 1-2 km NE of Borel Rd. 1550 Comment
  RSA359525  Microseris douglasii subsp. platycarpha Steve Boyd 1986-3-9 1387 Riverside Temescal Canyon: Alberhill Mt., south slope just east of claymine area 427 Comment
  RSA0065433  Microseris heterocarpa Marion P. Harthill 1976-5-6 s.n. Riverside Rancho California. 609 Comment
  UCR241380  Microseris lindleyi T. B. Salvato, Mike Landers 2013-3-21 7385 B Riverside Perris-Aguanga Basin, Murrieta, between Hwy 215 and State Route 79 (Winchester Rd), 0.23 mi east of the intersection of Keller Rd and Menifee Rd 470 Comment
  RSA442709  Mimulus aurantiacus var. puniceus E. Crow 1929-4-21 342 Riverside Hills west of Lake elsinore Comment
  UCR97282  Mimulus aurantiacus var. puniceus Scott D. White 1993-3-12 1165 Riverside Near Winchester 466 Comment
  RSA0030785  Mimulus aurantiacus var. puniceus N. C. Cooper 1944-6-4 1321 Riverside Elsinore Mountain. Lookout at top. 1067 Comment
  JEPS8160  Mimulus bigelovii var. bigelovii W. L. Jepson 1928-4-25 12596 Riverside Cottonwood Springs Eagle Mountains 731 Comment
Read comments Oct 23 2011
  UC124387  Mimulus bigelovii var. bigelovii S. B. and W. F. Parish April 1882 1217 Riverside Morongo Comment
  UCR113871  Mimulus cardinalis Mitch Provance, A. C. Sanders 2000-7-4 2090 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  UCR154376  Mimulus cardinalis A. C. Sanders, Mike Misenhelter 2005-6-15 30953 Riverside Peninsular Range; Sage-Aguanga Region, 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit of (Big) Oak Mtn., SW of Rocky Ridge and SE of Black Hills 671 Comment
  CLARK-A1528-1234  Mimulus floribundus John C. Roos 1937-7-11 396 Riverside Box Springs Mountains 609 Comment
  HSC85260  Mimulus fremontii Steve Boyd 1986-4-22 1751 Riverside Stable alluvial benches of Indian Wash just S of Interstate Hwy 15 Comment
  JEPS26105  Mimulus nasutus Peter H. Raven 1958-5-17 12944 Riverside 7.4 mi se Banning (on road to Idyllwild); San Jacinto Mountains 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
  JOTR31048  Mimulus rubellus La Doux, Tasha, Maria Harding, Mark Wheeler 2010-5-20 2031 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lower Covington Flats; STOP 1: drainage heading toward Smithwater Canyon, rocky canyon with narrow sandy bottom Comment
  SEINET186897  Mirabilis bigelovii var. retrorsa P. A. Munz 1940-3-22 15654 Riverside Whitewater Canyon 2 mi N of boulevard to Indio Comment
  POM293182  Mirabilis laevis var. crassifolia Lyman Benson 1946-4-15 12024 Riverside 2 miles east of Banning, Colorado Desert. 610 Comment
  RSA0027984  Mirabilis laevis var. crassifolia G. Gust, L. Nye 2005-3-11 545 Riverside Lake Elsinore City Limits. Hwy 74 ca. 2 miles W of Lake Elsinore on hill slope pullout. 691 Comment
  RSA69464  Mirabilis laevis var. crassifolia F. W. Peirson 1921-3-19 69464 Riverside Cabazon, San Gorgonio Pass. Comment
Read comments Mar 13 2011
  SBBG69801  Mirabilis laevis var. crassifolia M. N. Ackley 1928-4-1 719 Riverside Snow Crk, Mt San Jacinto 518 Comment
  UC1463090  Mirabilis laevis var. crassifolia Arthur S. Barclay and Juan Arguelles 1965-3-16 1838 Riverside Along State Highway 76, 2 miles W of junction with U.S. Highway 395 Comment
Read comments Jun 15 2013
  OBI12186  Mirabilis laevis var. retrorsa Tracey & Viola Call, Viola Call 1962-4-6 2118 Riverside 4 mi W of Desert Hot Springs at rd jctn 213 Comment
  RSA670718  Mirabilis laevis var. retrorsa Bonnie C. Templeton, I. W. Clokey 1930-4-9 1012 Riverside North of Palm Springs 305 Comment
  RSA777816  Mirabilis laevis var. villosa Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-24 845 Riverside Chuckwalla Mountains Wilderness, off Corn Spring Road. Large wash draining out of large canyon in Chuckwalla Mountains, draining through pavement plain bajadas 396 Comment
  RSA778227  Mirabilis laevis var. villosa Duncan S. Bell 2009-3-8 32 Riverside Arica Mountains: east side of mountain range, approximately 1.8 air miles northwest of Priest Well. 350 Comment
  UC1929952  Mirabilis multiflora var. pubescens Scott D. White, Justin Wood 2008-6-16 12128 Riverside San Jacinto Mountains: Fobes Canyon, =/- 1 mile up Fobes Ranch Road from Fobes Spring. Comment
  SD225032  Mirabilis tenuiloba A. C. Sanders, G. Helmkamp 1996-3-17 17990 Riverside Coachella Valley: Palm Spring, mouth of Palm Cyn., ca. 0.5 km E of Palm Canyon Dr. on Bogert Trail. 163 Comment
  UCR90803  Mirabilis tenuiloba A. C. Sanders, G. K. Helmkamp 1996-3-17 17990 Riverside Sonoran (Colorado) Desert, Coachella Valley, Palm Springs, mouth of Palm Canyon, c. 0.5 km east of Palm Canyon Dr. on Bogert trail 163 Comment
  OBI8387  Mohavea confertiflora David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-27 12062 Riverside Along Box Cyn rd ca 20 mi ENE of Mecca on Orocopia Mts 274 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
  RSA0106701  Mohavea confertiflora Duncan S. Bell, Amanda Turek 2010-4-9 754 Riverside East side of the Arica Mountains, near the center of the range; approx. 1.75 air mile west of Priest Well. 439 Comment
  RSA4943  Mohavea confertiflora Carl B. Wolf 1932-4-27 3054 Riverside North base of Chuckwalla Mountains, 5 miles East of Desert Center, Colorado Desert. 152 Comment
  RSA709912  Mohavea confertiflora Sarah J. De Groot, Leland Lubinsky, Naomi S. Fraga, Lisa Rojas 2005-2-10 4616 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  UC495307  Mohavea confertiflora Philip A. Munz 1932-3-14 11985 Riverside near Deep Canyon (Coachella Valley); Coachella Valley 91 Comment
  UCR1125  Mohavea confertiflora Emmylou M. Krausman 1958-3-1 09 Riverside Sonoran (Colorado) Desert, 20 yards from Pines to Palms Hwy, 2.0 miles from Hwy 111 intersection in Palm Desert 97 Comment
  JOTR32601  Mollugo cerviana La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2667 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
  CDA6772  Momordica balsamina G. D. Barbe 1973-10-19 1736 Riverside North side of Tampico Calle at Ramirez, La Quinta. 0 Comment
  UC1995359  Monardella australis subsp. australis Elizabeth McClintock 1939-9-1 Riverside trail to Round Valley; San Jacinto Mts. Comment
  SEINET5333332  Monardella australis subsp. australis G. B. Grant 1904-7-23 795 a-6348 Riverside Mt. San Gorgonio 2286 Comment
  RSA771487  Monardella linoides subsp. linoides Mark A. Elvin 2004-8-3 3653 Riverside Garner Valley, east of Hwy 74, southof Fobes Ranch Road, north of Morris Ranch Road 1402 Comment
  IRVC2056  Monardella nana R. H. Whittaker, W. A. Niering 1963-6-9 SJ 365 Riverside Elks Road. slope SW 25 degrees. Peninsular Ranges, Santa Rosa Mountains Comment
  UC1499856  Monardella nana E. McClintock, J. Fenley 1937-7-10 Riverside San Jacinto Mts. trail between Tahquitz Valley and Hidden Lake Comment
  UC1499882  Monardella nana Elizabeth McClintock 1941-5-31 40 Riverside 1 1/2 to 2 miles from turn off Anza Monument on road to Coyote Canyon Comment
  RSA401636A  Monardella nana subsp. arida Christopher Davidson 1978-6-15 7390 Riverside Santa Rosa Mountains. Santa Rosa Peak. Trail to the top. 2409 Comment
  RSA750402  Monardella nana subsp. arida Elizabeth McClintock 1940-9-1 s.n. Riverside San Jacinto Mts. Trail between Tahquitz Valley and Hidden Lake. Comment
  UC25477 Image available Monardella nana subsp. arida H. M. Hall June 1901 2127 Riverside Coyote Canyon San Jacinto Mountains, Santa Rosa Mountain; Coyote Canyon, Santa Rosa Mountain, San Jacinto Mts. 1524 Comment
  CHSC67961  Monardella nana subsp. leptosiphon Alison Graff 1993-6-24 M- 10 Riverside San Bernardino National Forest, San Jacinto Mtns. 1.45 mi in on Black Mtn. Rd. (FS 4S01) from Hwy. 243. Comment
  POM229026  Monardella nana subsp. tenuiflora P. A. Munz 1937-5-31 15114 Riverside Head of Coyote canyon 1067 Comment
  RSA651655  Monardella nana subsp. tenuiflora C. Epling, Wm. Robinson 1935-6-30 16 Riverside Above Marion Camp, Mount San Jacinto. Comment
  RSA750300  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-15 113 Riverside San Jacinto Mts. On slope south of Strawberry Creek, and west of the saw mill at Domengonio Flats. Comment
  UCR221472  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-18 122 Riverside Peninsular Range; San Jacinto Mtns., trail to Hidden Lake, about one mile beyond [Skunk Cabbage Meadow] the cienega 2439 Comment
  UCR121823  Monardella robisonii A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24605 Riverside Mojave Desert, Little San Bernardino Mtns, Stubbe Spring, Joshua Tree National Park, 4.35 mi. (airline) SW from park road in Lost Horse Valley 1372 Comment
  POM13770  Monolepis nuttalliana P. A. Munz 1922-4-30 5124 Riverside Lakeview. Comment
  UCR18617  Monolepis nuttalliana O. F. Clarke 1973-3-10 s.n. Riverside Lakeview Area, 2.5 mi north of Ramona Expressway on Davis Rd. 434 Comment
  JEPS24431  Monoptilon bellioides Peter M. Ray 1949-3-6 1329 Riverside near 1000 Palms; Coachella Valley, Willis Palms Comment
  UCR60767  Monoptilon bellioides Steve Boyd, O. Mistretta 1986-3-13 1461 Riverside Sonoran (Colorado) Desert, West side of Palen Mountains, NE of Desert Center. Upper bajada at base of range 244 Comment
  CAS-BOT-BC349809  Monoptilon bellioides L. R. Abrams 1926-3-26 11031 Riverside Palm Springs Comment
  SEINET10800994  Monoptilon bellioides David B. Dunn, Howard Brown; Elizabeth M. McClintock 1947-3-15 Dunn 2912 Riverside Hill slope by quadrat 4. Pushawalla Canyon Biota. Indio Hills. Comment
  UCR132709  Morus alba A. C. Sanders, O. F. Clarke 1991-6-10 11121 Riverside Upper Santa Ana River/San Bernardino Valley, Riverside, along Spring Brook between Lake Evans (Fairmont Park) & the Santa Ana River 238 Comment
  UCR120930  Muhlenbergia microsperma A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24927 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  CAS-BOT-BC274912  Muhlenbergia rigens Peter H. Raven; Sidney R. Snow 1956-6-30 9536 Riverside Dripping Springs Guard Station, Temecula River Comment
  RSA655090  Muilla maritima Scott D. White 2000-4-17 7652 Riverside Menifee / Sun City Area: South of McColl Ave. and east of I-215 freeway. 442 Comment
  UCR126383  Muilla maritima A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 692 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  RSA356987  Myosurus minimus subsp. apus Robert F. Thorne 1973-5-23 43866 Riverside Santa Rosa Plateau-Mesa De Colorado. 610 Comment
  RSA532576  Myosurus minimus subsp. apus D. E. Bramlet 1991-5-9 2139 Riverside 6.1 km west of Hemet and some 135-670m west of Intersection of Florida and Warren. The population is some 8-15m. north of Florida Ave. and 5m east of the MWD canal. 500 Comment
  SBBG9291  Nama demissa H. and M. Dearing 1941-4-9 4629 Riverside 8 mi S of Mecca Comment
  RSA719037  Nama hispida Michael Honer 2005-3-11 2063 Riverside Rice Valley; 4.5 mi. SSE of Rice; 1.5 mi. E of ATSF railway. 220 Comment
  UCD119544  Nama hispida var. spathulata Carl B. Wolf 1932-4-28 3082 Riverside Colorado Desert. Chuckwalla Valley. 19 mi. west of Blythe on the Mecca Road. Comment
  RSA653585  Nama stenocarpa A. C. Sanders, D. Bramlet, Mihai Costea, T. Salvato 1999-10-15 23173 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
  RSA179527  Nassella pulchra E. W. Lathrop 1964-5-10 5374 Riverside 10 miles west of Murrieta. 610 Comment
  RSA386942  Nassella pulchra K. Tomlinson, D. Kama, Robert F. Thorne 1985-3-27 890 Riverside Santa Rosa Plateau: Mesa de Colorado. 610 Comment
  SBBG89095  Nassella pulchra B. Pitzer, K. Kirtland 1986-3-6 200 Riverside N side of Pauba Valley, 1 mi S of Buck Mesa on the E side of Butterfield Stage Rd 457 Comment
  SEINET7072823  Nassella pulchra A. G. Vestal 1963-5-19 s.n. Riverside About 5.5 miles southwest of Cahuilla on Route 371 [on the Cahuilla Road] Coordinate datum: WGS84/NAD83. (33? deg. 29' 6" North Latitude, -116? deg. 49' 57" West Longitude, Coordinate datum: NAD27.). Comment
  RSA769773  Navarretia atractyloides Duncan S. Bell, J. D. England 2010-5-17 1006 Riverside San Bernardino National Forest: Rouse Ridge, approximately 3 air miles southeast of junction of Highway 74 and forest service road 5S15. 1045 Comment
  UCR115940  Navarretia atractyloides Mitch Provance 1998-6-11 677 Riverside Jurupa Mountains, 'Twin Canyons', south of the historical community known as Declezville; housing development now known as Southridge 320 Comment
  RSA588975  Navarretia fossalis D. E. Bramlet 1993-5-8 2344 Riverside San Jacinto Valley, 7.2 km west of Hemet, 183 m north of Stowe Rd. and 610 m south of Setson Ave.,120 m east of California Ave. and 152 m west of the MWD canal. 456 Comment
  RSA593894  Navarretia fossalis R. E. Riefner 1995-11-29 95 -406 Riverside Davis Rd. San Jacinto Wildlife Sanctuary, 0.4 miles S of Old San Jacinto River. Comment
  UCR161734  Navarretia fossalis Mark A. Elvin 2005-5-24 4318 Riverside Southern Coastal, Perris; east of I-215; in fields just adjacent to San Jacinto River 427 Comment
  UC23840  Navarretia leptalea subsp. leptalea Miss King Riverside Menifee Comment
Read comments Apr 3 2011
  RSA779775  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; approximately 3 air miles northwest of Priest Well; collecting along a steep sandy wall/sand ramp above a desert wash. 477 Comment
  UCR279408  Nemacladus A. C. Sanders, Jim Malusa 2017-3-25 42995 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
  UCR176722  Nemacladus glanduliferus A. C. Sanders, K. C. Rose 1995-4-27 16735 Riverside Sonoran (Colorado) Desert, Coachella Valley, foot of the Little San Bernardino Mtns., canyon east of Fan Hill, just outside Joshua Tree Nat. Park 549 Comment
  UCR31668  Nemacladus glanduliferus John C. Roos 1948-5-15 3851 Riverside Sonoran (Colorado) Desert, Eagle Mountains, upper Lost Palms Canyon 1037 Comment
  SEINET10458417  Nemacladus longiflorus Secrest 1951-5-18 SECREST s.n. Riverside San Jacinto River bed, few miles east of Hemet Comment
  JEPS22335  Nemacladus orientalis Peter H. Raven 1958-3-1 11748 Riverside 8.6 mi n Blythe (on U.S. Highway 95) Comment
  UCR116985  Nemacladus ramosissimus A. C. Sanders, T. B. Salvato 2001-5-3 24078 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  SEINET10461025  Nemacladus ramosissimus Wilder WILDER 575 Riverside Jurupa Mountains, Wilder's Canyon Comment
  RSA522262  Nemacladus rubescens Noel Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-23 6480 Riverside At south entrance to Joshua Tree National Monument, near I-10, 24 miles east of Indio. 549 Comment
  JEPS7665  Nemacladus sigmoideus W. L. Jepson 1928-4-25 12601 A Riverside Cottonwood Springs; Colorado Desert, Eagle Mountains 731 Comment
  RSA421355  Nemophila menziesii E. Crow 1929-3-17 196 Riverside Glen Ivy Hot Springs, Santa Ana Mts. Comment
  UC643397  Nemophila menziesii I. W. Clokey, B. C. Templeton 1930-4-9 4666 Riverside n Banning; n of Banning Comment
Read comments Dec 11 2016
  SBBG35026  Nemophila spatulata T. L. Secrest 1951-5-19 Riverside San Jacinto Mtns Comment
  UCR270185  Nerium oleander A. C. Sanders, Jeanne Marie Acceturo & participants in Jepson Workshop 2016-4-2 42410 Riverside Peninsular Range, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, south end of Los Caballos Road, vicinity of lab and old Emerson house site 488 Comment
  CLARK-A1528-884  Nicotiana bigelovii C. M. Flanagan 1973-5-22 OO 903 Riverside Rubidoux 228 Comment
  RSA192101  Nicotiana glauca E. W. Lathrop 1959-4-2 4420 Riverside 18 miles west of Murrieta. Comment
  UC170128  Nicotiana obtusifolia E. E. Schellenger 1894-12-3 91 Riverside Chuckwalla Wash; Colorado Desert Comment
  RSA0018762  Nicotiana obtusifolia Robert F. Thorne 1966-10-15 41787 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway. Comment
  UC489165  Nicotiana quadrivalvis C. V. Meyer Jun 1927 103 Riverside Temecula Comment
  JOTR31981  Nolina bigelovii La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2217 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; bouldery canyon with sandy wash bottom 731 Comment
  CLARK-A1528-5002  Nolina parryi John C. Roos 1965-7-18 Riverside San Jacinto Mountains Comment
  RSA606184  Nolina parryi C. Epling, William Robison 1933-6-26 s.n. Riverside Little San Bernardino Mountains: Key s View [Salton View]. 1524 Comment
  SEINET8043949 Image available Notholaena californica Joseph Cahill 2011-1 111 -08 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert: c. 1.4 miles west of intersection of South Palm Canyon Dr. and Murray Canyon Dr., SW of Palm Springs. 403 Comment
  SD81343  Notholaena californica subsp. leucophylla S. B. Parish, W. F. Parish 1882-1 Riverside Agua Caliente, desert slope of San Jacinto Mountain Comment
Read comments Jul 12 2010
  RSA153428  Oenothera cardiophylla subsp. cardiophylla M. French Gilman 1927-12-31 s.n. Riverside Pinto Basin, Colo. Desert. Comment
  POM226796  Oenothera elata subsp. hirsutissima P. A. Munz 1934-9-30 13238 Riverside Foot of Mt. Roubidoux, Riverside. Comment
  CDA38178  Oenothera pallida T. C. Fuller 1958-9-23 2195 Riverside 3 miles east of Anza. 0 Comment
  POM14009  Oenothera primiveris subsp. bufonis P. A. Munz, D. D. Keck 1922-4-9 4748 Riverside Shavers Well, near Mecca. 76 Comment
  UCR41251  Olea europaea N. M. Fellows, A. C. Sanders 1985-4-9 138 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, Oasis de Los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the north foot of San Jacinto Mtns., 1 mile west of Snow Creek Village 489 Comment
  CAS-BOT-BC427465  Oligomeris linifolia E. A. McGregor 1917-3-19 799 Riverside Colorado Desert. Indio Sands near U. S. Date Garden Comment
  CLARK-A1528-786  Oligomeris linifolia Charlotte Stocks 1966-4-1 Riverside La Quinta Comment
  HSC87167  Oligomeris linifolia Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. Ross 1988-3-10 2128 Riverside N end Palen Mtns., 2 mi. W of Palen Pass 300 Comment
  POM14019  Oligomeris linifolia P. A. Munz, D. D. Keck 1922-4-8 4741 Riverside 1/2 miles east of Indio. -15 Comment
  RSA0042168  Oligomeris linifolia Duncan S. Bell, Evan Meyer 2014-4-2 6518 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1 air mile northwest of Canyon Spring. 422 Comment
  SEINET7259110 Image available Oligomeris linifolia Noel H. Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-1 6417 Riverside Big Maria Mountains, 12 airline miles north of downtown Blythe 290 Comment
  UC68557  Oligomeris linifolia H. M. Hall Apr., 1905 5909 Riverside Mule Springs; Colorado Desert, Mule Springs Comment
Read comments Sep 11 2011
  CHSC955  Olneya tesota V. Holt 1942-3-28 Riverside Colorado river near Blythe. 82 Comment
  POM348472  Olneya tesota Anstruther Davidson 1928-5-31 s.n. Riverside Near Stavers Mill. [sic] [Shavers Well?] Comment
  CAS-BOT-BC349930  Oncosiphon piluliferum Scott D. White; Justin Wood 2008-5-1 11925 Riverside Perris Basin: I-215 freeway corridor, between freeway and frontage road, S of Scott Rd. 470 Comment
  UCR116800  Oncosiphon piluliferum A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24210 Riverside Perris-Aguanga region, Moreno Valley, along I-215 just south of the March Field Museum, 0.7 mi. south of Van Buren Blvd. 465 Comment
  UCR282055  Opuntia basilaris Nathan Moorhatch, Michael D. Wilcox 2017-9-5 s.n. Riverside Riverside, Canyon Crest area, Box Springs Canyon just above flood control basin, north of Central Ave and east of Canyon Crest Dr. 346 Comment
  POM305017  Opuntia engelmannii Lyman Benson 1962-2-17 16140 Riverside 3 miles northeast of Anza. 1067 Comment
  UCR42625  Opuntia littoralis A. C. Sanders, B. D. Parfitt, R. Anthony 1986-4-19 6456 Riverside Peninsular Range, Juniper savannah along Cajalco Road on the south side of Lake Mathews, 1.8 mi west of junction with El Sobrante Road 457 Comment
  RSA594513  Opuntia vaseyi D. L. Banks, Rashmi Pant 1996-5-13 1018 Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; Approximately 2.1 km E of the Dripping Springs Guard Station, S of the junction between the Vail Lake Marina Road and Hwy. 79,, just S of the Cleveland National Forest Boundary. 396 Comment
  POM157914  Orcuttia californica P. A. Munz 1927-5-20 10804 Riverside Murrieta Hot Springs. Comment
  UCR20795  Orcuttia californica A. C. Sanders 1980-5-17 1467 Riverside Santa Rosa Plateau, Santa Ana Mtns., 2.5 miles SW of Murrieta, Mesa De Burro 620 Comment
  JEPS85935  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4521 Riverside along Rice Rd. ca. 16 mi. n.e. Desert Center Comment
  RSA0042859  Orobanche cooperi Duncan S. Bell, Deidre Conocchioli 2014-3-18 6262 Riverside Orocopia Mountains; southern/central section of range; approximately 0.75 air mile northwest of Gucci Spring. 483 Comment
  UC724153  Orobanche cooperi Aven and Ruth Nelson 1939-3-28 3301 Riverside e of n end of Salton Sea, near Mecca Mecca Comment
  SD247471  Orobanche fasciculata Andy Sanders, J. Schweitzer, K. Young. 2015-3-24 41461 Riverside San Gorgonio Pass: San Gorgonio River wash, about 2.95 miles ESE of Cabazon, about 0.84 mile NNW (335 degrees) of One Horse Spring, south of I-10 and SE of water bottling plant, edge of wind farm. 452 Comment
  UCR104925  Orobanche fasciculata A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20657 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  RSA28063  Orthocarpus purpurascens I. L. Wiggins 1941-3-27 9703 Riverside 4 mi. north of Whitewater. Comment
  CLARK-A1528-4772  Oryzopsis hymenoides Alfred R. Roos 1937-4-18 2397 Riverside Snow Creek Comment
  POM351404  Osmadenia tenella E. Crow 1929-4-21 347 Riverside North of Alberhill Comment
  UCR19480  Oxytheca emarginata E. C. Jaeger 1922-7-23 s.n. Riverside San Jacinto Mtns., Pines to Palms Trail, east slope of mountains 1524 Comment
  POM12807  Oxytheca trilobata P. A. Munz 1922-6-25 5818 Riverside Vandeventer Flat. 1707 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
  RSA228806  Paeonia californica Colin M. Wainwright 1972-2-10 595 Riverside Santa Rosa Plateau, 9 miles SW of Murrietta near Forest Route 7S01, near Tenaja Ranger Str. 671 Comment
  UCR131703  Paeonia californica C. B. Wolf 1936-6-17 07955 Riverside Santa Ana Mtns., Tenaja Road, 1.4 miles off Ortega Highway, on road to La Cienega 610 Comment
  UCR135838  Paeonia californica A. C. Sanders 2004-4-20 27541 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
  CAS-BOT-BC327892  Palafoxia arida M. E. Jones 1884-5-3 s.n. Riverside Needles Comment
Read comments Sep 2 2017
  CAS-BOT-BC327910  Palafoxia arida Geo. B. Grant 1906-5-1 906 -6748 Riverside Colorado Desert. Palm Springs Comment
  RSA763994  Palafoxia arida Justin M. Wood, D. M. Ray 2010-10-21 3003 Riverside Chuckwalla Valley NE of Victory Springs and 0.9 km E of Kaiser Road on unmarked 4WD road. 198 Comment
  SBBG19981  Palafoxia arida M. A. Piehl 1963-9-18 63843 Riverside US Hwy 80, 2.7 mi W of Desert Center 312 Comment
  RSA0130721  Palafoxia arida Glen Rink 2013-3-19 11890 Riverside About twelve miles west of Blythe, at the site of the proposed Quartzite solar power plant. 105 Comment
  RSA776906  Palafoxia arida var. arida Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-5 962 Riverside Blythe-Rice Road, East/Northeast of Arica Mountains on Blythe-Rice Road, about 1 mile south of railroad crossing. 243 Comment
  UC306389  Palafoxia arida var. arida S. B. Parish 1919-3-27 19194 Riverside Palm Canyon Colorado Desert, Palm Springs 243 Comment
  UCSB6656  Palafoxia arida var. arida Haller, John 1960-4-2 Riverside South side of U.S. highway 60-70, 5.8 miles east of Desert Center 243 Comment
  RSA126976  Panicum capillare H. S. Yates 1937-6-27 6707 Riverside Near Relief Hot Spring. 457 Comment
  SD136952  Panicum capillare Steve Boyd 1994-10-14 8393 Riverside San Mateo Canyon Wilderness Area of the Cleveland National Forest, in canyon bottom at the confluence with Bluewater Canyon 328 Comment
  UCD90128  Panicum urvilleanum W. A. Williams 1958-1-28 s.n. Riverside 1 mile S of Whitewater. Comment
  UCR1597  Papaver rhoeas R. L. Irwin 1962-5-8 0076 Riverside Upper Santa Ana River/San Bernardino Valley Region, Riverside, on Canyon Crest Drive just past U.S. 395 [Hwy 60] freeway bridge and on curve going southwest 317 Comment
  POM2130  Parietaria hespera I. M. Johnston 1917-4-4 991 Riverside Palm Canyon. 457 Comment
  RSA0126638  Parietaria hespera Duncan S. Bell 2016-3-4 8799 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
  RSA770989  Parietaria hespera var. hespera Jim Andre, Tasha La Doux 2009-2-25 10811 Riverside Chuckwalla Mountains: approx. 0.5 miles south of I-10 freeway at Eagle Mountain Road exit 414 Comment
  UC217969  Parietaria hespera var. hespera P. A. Munz and D. Keck Apr 9 1922-Apr 12 1922 4783 Riverside vicinity Corn Springs; Colorado Desert, Chuckwalla Mountains 457 Comment
  UCR199618  Parkinsonia aculeata Scott D. White, Angelia Carey 2004-7-2 10553 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Poppet Creek Canyon 610 Comment
  RSA778388  Parkinsonia aculeata Amber Swanson 2011-10-9 647 Riverside Around the Hayfields ext N of Hwy I-10. 426 Comment
  RSA6980842  Parosela californica J. R. Bruff 1928-10-25 s.n. Riverside Whitewater. Comment
  RSA699171  Parosela schottii Mary Edmunds 1932-3-26 s.n. Riverside Oasis-Coachella Valley. Comment
  CAS-BOT-BC258775  Paspalum urvillei S. B. Parish 1913-9-23 8620 Riverside Palm Springs R. R. Station, Colorado Desert Comment
  UC184054  Paspalum urvillei Miss H. A. Gray June 1915 Riverside Palm Spr. R. R. Station Comment
  UCR239844  Paullinia pinnata O. F. Clarke 2003-9-3 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  RSA471719  Pectis papposa J. S. Stubblefield 1934-9-12 s.n. Riverside Between Desert Center & Blythe. 106 Comment
  UCR281922  Pectis papposa A. C. Sanders, Jim Malusa 2017-9-21 43349 Riverside Sonoran (Colorado) Desert, northern boundary of Chocolate Mountains Aerial Gunnery Range along south side of Bradshaw Trail at large wash crossing 680 Comment
  RSA0121029  Pectocarya heterocarpa Duncan S. Bell, LeRoy Gross 2016-3-29 9109 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
  SD28017  Pectocarya heterocarpa Carl B. Wolf 1932-4-27 3041 Riverside Colorado Desert, Mecca to Blythe Road, 3/4 mile west of Utopia 149 Comment
  HSC3749  Pectocarya linearis subsp. ferocula C. L. Hitchcock 1966-3-16 24180 Riverside 0.25 mi. W of Aguanga Comment
  POM72175  Pectocarya linearis subsp. ferocula Marcus E. Jones 1903-5-11 s.n. Riverside Banning. 701 Comment
  POM368781  Pectocarya penicillata Ora M. Clark 1929-2-24 1520 Riverside Cabazon, Colorado desert Comment
Read comments Mar 13 2011
  RSA673717  Pectocarya penicillata Scott D. White, W. LaHaye 2000-5-27 7925 Riverside San Jacinto Mountains: Baldy Mtn. area. 1616 Comment
  SEINET3105400  Pectocarya penicillata Sears 1978-3-16 826 Riverside 2.5 mi. NW of Midland. In wash area beyond gap between Little Maria and Big Maria Mts. Comment
  UCR215507  Pectocarya penicillata Daphne K. Christopher, Hannah I. Stevens 2003-4-3 079 Riverside Peninsular Range, UC Riverside Motte Rimrock Reserve 536 Comment
  UCR88573  Pectocarya penicillata A. C. Sanders, J. C. Lyman 1995-4-16 16568 Riverside San Bernardino Valley, Glen Avon: sand dune area on N slope of the Jurupa Hills (draining toward Fontana), Pyrite St. Canyon 335 Comment
  OBI38358  Pectocarya peninsularis A. C. Sanders, B. Pitzer, & D. Charlton, D. Charlton 1986-3-1 6017 Riverside Chuckwalla Valley, 1 mi W of Hayfield Lake, 2 mi SW of the pumping station on a small cutoff rd from Hayfield rd to the dirt rd to the Colorado River Aqueduct (T5S, R13E, SW 1/4 sec 30) 427 Comment
  UCR41596  Pectocarya platycarpa A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6123 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  JEPS30584  Pectocarya recurvata S. B. Parish 1920-3-25 20001 Riverside Colorado Desert, San Jacinto, Palm Springs Comment
  SD90112  Pectocarya recurvata Walter William Zabriskie 1973-2-21 118 Riverside Above end of Worley Trail to Sheep Mountain, Pipistrelle Canyon area. 854 Comment
  UCR88291  Pectocarya recurvata A. C. Sanders, K. C. Rose 1995-4-5 16386 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  JOTR16828  Pellaea mucronata var. mucronata Supernaugh, William JR. 1967-2-16 59 Riverside Joshua Tree National Park. 1/4 MILE WEST OF IVANPAH TANK 1316 Comment
  RSA559448  Pellaea mucronata var. mucronata Steve Boyd, Timothy S. Ross 1992-5-5 7220 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero. 732 Comment
  RSA771651  Pellaea mucronata var. mucronata Orlando Mistretta, Duncan Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4917 Riverside San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  NY583773  Penstemon centranthifolius C. B. Wolf 1938-6-11 9418 Riverside San Jacinto Mountains, Palms to Pines Highway, 1 1/2 miles west of junction to Anza 1219.2 Comment
  NY583866  Penstemon centranthifolius H. M. Hall 1899-5-31 s.n. Riverside Smith Mountain on north slope 762.0 Comment
  RSA69368  Penstemon centranthifolius G. R. Campbell 1951-5-30 16141 Riverside just west of Cahuilla. 1067 Comment
  RSA747867  Penstemon centranthifolius Justin M. Wood 2009-5-11 702 Riverside McMullen Flat area, 0.35 N on Valley Hi Dr, from intersection w/ Twin Pines Rd. 1195 Comment
  UCSB47315  Penstemon centranthifolius Hibbard, Doug 1977-5-6 Riverside north west side of Hwy 74; 11.8 mi up from its intersection with Hwy 111 1036 Comment
  UCR24496  Penstemon eatonii John C. Roos 1943-5-23 2676 Riverside S Mojave Desert, Little San Bernardino Mtns 1524 Comment
  RSA402132  Penstemon labrosus N. C. Cooper 1944-7-7 1587 Riverside San Jacinto Mts (above Pine Cove). 2073 Comment
  POM14401  Penstemon pseudospectabilis Philip A. Munz, D. D. Keck 1922-4-9 4909 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 457 Comment
  RSA221075  Penstemon spectabilis E. W. Lathrop 1966-5-8 6401 Riverside 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest. Trabuco District. 274 Comment
  SEINET4097936  Penstemon spectabilis C. Davidson 1975-1 2805 Riverside About 4 miles south of Banning on road R1 to Idyllwild. 1127 Comment
  RSA0051800  Penstemon spectabilis Nancy Anderson 1955-5-21 s.n. Riverside Banning. 914 Comment
  POM351576  Pentachaeta aurea Elbert Benjamine 1929-5-18 224 Riverside Mt. San Jacinto. Comment
  POM41582  Perityle emoryi Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA678350  Perityle emoryi Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10465 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UC35634  Perityle emoryi S. B. Parish Apr 4 1896-Apr 13 1896 4147 Riverside Agua Caliente, desert base of San Jacinto Mt. San Jacinto Mt., Palm Springs 152 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
  JOTR29384  Petalonyx linearis La Doux, Tasha, Mike Bell 2006-5-10 1461 Riverside Joshua Tree National Park. East Deception Canyon Comment
  POM2691  Petalonyx thurberi J. S. Chase 1916-04 s.n. Riverside Palm Springs. Comment
  RSA445161  Petalonyx thurberi N. R. Zabriskie, W. M. Zabriskie 1971-10-23 452 Riverside near Andreas Canyon Club gate, S Palm Canyon Drive, palm Canyon Drainage, E slope San Jacinto Mtns 168 Comment
  CAS-BOT-BC326772  Peucephyllum schottii John Thomas Howell 1928-3-24 3532 Riverside Painted Canyon, Colorado Desert Comment
  CDA8465  Peucephyllum schottii A. C. Browne 1953-4-23 Riverside Indian Fish Traps, 12 miles south of Indio. 0 Comment
  HSC101084  Peucephyllum schottii Jim Andre 2012-3-19 21392 Riverside Palen Mountains; along Palen Pass Rd. at Pallen Pass. 383 Comment
  POM184042  Peucephyllum schottii P. A. Munz 1932-3-14 12005 Riverside Magnesia Spring Canyon, Coachella Valley. 91 Comment
  UC68951  Peucephyllum schottii Joseph Burtt Davy 1902-3-25 7934 Riverside Indio 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
  RSA427683B  Phacelia brachyloba Christopher Davidson 1975-6-16 2814 Riverside 5.4 miles N of Alandale Station on road R1 from Idyllwild to Banning. 1652 Comment
  UC24295  Phacelia brachyloba H. M. Hall June, 1901 2070 Riverside vicinity of Chalk Hill San Jacinto Mountains 1524 Comment
  UCR207551  Phacelia brachyloba O. F. Clarke 2004-4-20 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River at Mission Blvd. Bridge below Mt. Rubidoux 238 Comment
  RSA0043231  Phacelia crenulata var. ambigua Duncan S. Bell 2009-4-18 252 Riverside Arica Mountains: southeast side of range, approximately 1.7 air miles west of Priests Well. 463 Comment
  JOTR33951  Phacelia cryptantha La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2837 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; bouldery outcrops along ridge line heading toward Juniper Flats Comment
  CAS-BOT-BC133968  Phacelia distans Geo. B. Grant 1906-4-20 6780 Riverside Palm Springs Comment
  OBI59605  Phacelia distans David Charlton 1988-2-18 1183 Riverside Alluvial Fan, S side of Little San Bernardino Mts, Fargo Cyn Rd to Cottonwood Wash, S of Joshua Tree Natl Park, parallel to I-10. 5 I E of jct Dillon Rd and Fargo Cyn rd 762 Comment
  POM14355  Phacelia distans P. A. Munz, D. D. Keck 1922-4-9 4761 Riverside Shavers Well, near Mecca. 76 Comment
  RSA511360  Phacelia distans B. Pitzer 1988-3-12 664 Riverside Santa Rosa Mtns., Pinyon Flats Campground. 1220 Comment
  RSA658860  Phacelia distans J. C. Roos 1966-3-20 s.n. Riverside 2 miles SE of Desert Center. Comment
  SD130319  Phacelia distans Ed LaRue 1990-4-13 Riverside 0.5 mile northwest of town of Aguanga, north of Highway 79 and west of Highway 371. 1.5 mile north of San Diego County line. 640 Comment
  SD193113  Phacelia distans W. J. Schrenk 2008-4-30 87 Riverside Anza-Borrego Desert State Park, Coyote Canyon Road Comment
  SEINET3091700 Image available Phacelia distans B. Pitzer 1998-1-24 3382 Riverside N foot of Chuckwalla Mts, Eagle Mt Rd, S side of Hwy I-10, 0.8 mi S of Hwy at powerline rd & wash directly S of rd. 500 Comment
  UC1595703  Phacelia distans W. Wisura, J. Dolan, and M. Wall 1992-3-24 4629 Riverside on Box Canyon Rd 10.0 mi ne Mecca; Lowdesert Comment
  UCR142240  Phacelia distans June Latting 1979-4-1 s.n. Riverside Box Springs Mountain 915 Comment
  UC663064  Phacelia fremontii James E. Cole 1941-5-2 673 Riverside Lost Horse Valley Joshua Tree National Monument 1310 Comment
  POM12880  Phacelia imbricata subsp. patula P. A. Munz 1922-7-8 6060 Riverside Fern Valley 1768 Comment
  RSA788239  Phacelia imbricata subsp. patula L. M. Prince, Duncan S. Bell 2009-6-17 582 Riverside Cleveland National Forest. Comment
  RSA212890  Phacelia lemmonii Babs Kobaly 1969-6-24 s.n. Riverside Upper Big Morongo Canyon, Riverside County. Comment
  UC1929329  Phacelia minor Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10498 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
  UC916698  Phacelia minor Frank W. Gould 1944-4-4 2212 Riverside on hwy 71 9 mi se Temecula Comment
  UCR167818  Phacelia minor A. C. Sanders 2005-4-21 29578 Riverside Peninsular Range, Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 mi. ESE of Gavilan Peak 622 Comment
  UCR241693  Phacelia minor T. B. Salvato 2013-3-22 7399 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
  UCR97446  Phacelia minor A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19866 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  RSA485840  Phacelia neglecta T. S. Elias 1988-2-26 10690 Riverside Northeastern section of Eagle Mtns east of Joshua Tree National Monument; growing in flat rocky area adjacent to boundary of Joshua Tree National Monument. Comment
  JOTR31229  Phacelia pedicellata La Doux, Tasha, Alice Miller, G. Clifton 2009-4-9 2013 Riverside Joshua Tree National Park. Eagle Mountains; (Stop 4) basalt rocky slopes above Pinto Wash, sparsely vegetated 377 Comment
  RSA74795  Phacelia pedicellata F. W. Peirson 1920-2-16 970 Riverside Palm Canyon Stream, Near foot of Alkali Canyon east of Palm Canyon, Riverside County. Comment
  UCR164294  Phacelia ramosissima S. J. Myers 2001-7-16 s.n. Riverside Peninsular Range; San Jacinto Mtns, Bautista Canyon 951 Comment
  UCR182301  Phalaris aquatica Mitch Provance, Brett Provance 2005-5-27 5700 Riverside San Bernardino Valley, Riverside (Arlington Heights area), SE corner of Cleveland Ave. and Irvine St. (inc. about 50 yards E on Cleveland) 277 Comment
  UCR135823  Phalaris paradoxa A. C. Sanders, Guy Bruyea 2004-4-2 27449 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. 335 Comment
  UCR139629  Phalaris paradoxa A. C. Sanders 2004-6-30 28398 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
  UCR17524  Philadelphus microphyllus subsp. pumilus Frank C. Vasek 1979-7-26 s.n. Riverside Santa Rosa Mtns, Vicinity of Virgin Spring and Stump Spring 2348 Comment
  UCR69908  Phoenix canariensis A. C. Sanders 1991-7-19 11152 Riverside Peninsular Range, Murrieta Hot Springs, large vernal pool on the south side of Murrieta Hot Springs Road, east of Via Princesa & north of Calle del Lago 348 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
  HSC86934  Phoradendron californicum Dennis E. Kucera 1987-11-14 Riverside Malki Museum garden, E of Banning off Fields Rd., Morongo Indian Reservation 610 Comment
  OBI38805  Phoradendron californicum A. C. Sanders, Pitzer, Charlton, and Kniffen 1986-3-3 6097 Riverside Corn Spring, Chuckwalla Mts 488 Comment
  UCD166242  Phoradendron californicum Jack Major 1962-4-17 776 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
  RSA201603  Phoradendron macrophyllum E. W. Lathrop, Robert F. Thorne 1967-11-7 6678 Riverside 5 mi. NW of Murrieta. On the Tenaja rd. at the Santa Rosa ranch turn off. Comment
  UCR94257  Phoradendron macrophyllum Scott D. White 1996-4-14 3916 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
  POM214537  Phragmites australis Joseph A. Ewan 1932-4-8 7044 Riverside Seven Palms near Garnet Comment
  RSA339665  Physalis crassifolia Robert F. Thorne, C. W. Tilforth 1980-5-28 54195 Riverside W-facing slope of Whitewater ridge above old bridge. San Bernardino Mtns. Comment
  RSA611912  Physalis crassifolia C. Epling 1934-10 s.n. Riverside Palms to Pines Hwy. Comment
  RSA645636  Physalis crassifolia Scott D. White 1999-4-20 7273 Riverside Blythe Area: Southern foothills of the Big Maria Mts., northwest of Calif. Hwy. 95, ca. 7 road miles north of Interstate 10 / Intake Blvd. jtn. in Blythe. 91 Comment
  RSA655083  Physalis crassifolia Scott D. White 1999-10-19 7628 Riverside Near Berdoo Canyon: Northeast of Dillon Rd., just S of mouth of Berdoo Cyn., on the S-facing bajada of the Little San Bernardino Mts. 152 Comment
  SBBG66344  Physalis crassifolia M. N. Ackley -Feb-1926 973 Riverside Painted Cyn 76 Comment
  UC577930  Physalis crassifolia H. S. Yates 1937-3-23 6447 Riverside 1.5 mi ne Mecca; Thermal Quad. 457 Comment
  JOTR32859  Physaria tenella La Doux, Tasha, E. Babich 2008-3-5 3007 Riverside Joshua Tree National Park. southeastern Hexie Mountains, near Smoke Tree Wash along Rte 11 Comment
  CDA33911  Picris echioides Mike Lahti 2010-9-2 PDR# 1358813 Riverside Murrieta; 0 Comment
  CAS-BOT-BC76951  Pilularia americana Robert F. Thorne 1973-5-23 43854 Riverside Santa Rosa Plateau - N side of Mesa de Colorado. 609 Comment
  UC1536020  Pilularia americana Robert F. Thorne and Earl Lathrop 1975-5-20 45544 Riverside Rancho California Mesa de Burro; Santa Rosa Plateau 609 Comment
  JEPS47875  Pinus coulteri W. L. Jepson and H. M. Hall 1901-5-20 1313 Riverside Chalk Hill to Thomas Valley; Mt. San Jacinto Range Comment
  UC813233  Pinus coulteri I. W. Clokey and E. G. Anderson 1935-8-21 6506 Riverside Idelwilde - Banning 1500 Comment
Read comments Mar 21 2011
  POM310616  Pinus monophylla G. Mansfield-Jones 1956-04 s.n. Riverside Joshua Tree National Monument along road to Juniper Flats 1463 Comment
  RSA651153  Pinus monophylla Peter Gail 1961-5-13 sn Riverside Pinyon Creek State Park. on Palms to Pines Hwy. Comment
  RSA31093  Pinus quadrifolia Victor Duran 1933-7-2 3495 Riverside Near Santa Rosa, Santa Rosa Mountains. 1677 Comment
  UC188  Pinus quadrifolia H. M. Hall 1899-5-25 Riverside Van de Venter's San Jacinto Mountains 1371 Comment
  UCR124335  Piptatherum miliaceum O. F. Clarke 1972-5-28 s.n. Riverside Residence of O.F. Clarke, 1012 Spruce St., Riverside 305 Comment
  CAS-BOT-BC170425  Pistacia atlantica A. C. Sanders 1994-5-15 14480 Riverside Mount Rubidoux, a rocky granitic hill on the NW side of Riverside on the east bank of the Santa Ana River 400 Comment
  UCR120797  Plagiobothrys acanthocarpus Ian G. Gillespie 2000-4-26 26 Riverside Perris-Aguanga Basin, S side of Paloma Valley. Hilltop at S end of Lindenberger Road, SW of the intersection of Scott Road and Briggs Road 473 Comment
  RSA717338  Plagiobothrys arizonicus Scott D. White, Angelia Carey 2004-4-5 10001 -B Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  RSA512132  Plagiobothrys canescens Ed LaRue 1989-4-21 s.n. Riverside Moreno Valley, ca. 1 mi S of Hwy 60 on Nason St. Adjacent to W side of Nason, S of Dracaea Ave. Comment
  RSA673469  Plagiobothrys canescens Scott D. White, Tasha La Doux 2000-4-20 7701 Riverside South of Hemet: Gibbel Flat in the Santa Rosa Hills. 610 Comment
  RSA715761  Plagiobothrys canescens A. C. Sanders 2005-4-22 29598 Riverside Gavilan Hills: Gavilan Plateau ca. 0.75 air mi. SE of summit of Gavilan Peak. 625 Comment
  UCR107398  Plagiobothrys canescens B. G. Pitzer 1997-3-23 2981 Riverside Perris-Aguanga Basin Region, Lakeview Mtns, c. 1 air mi. SSW of Mt. Rudolph, along powerline road 0.3 mi. east of Contour (Juniper Flats) Rd. 610 Comment
  SD232228  Plagiobothrys collinus Scott D. White, Michael Honer 2003-4-2 8902 Riverside Temescal Canyon: Just west of I-15 Freeway and northeast of Lawson Dr. 305 Comment
  RSA702727  Plagiobothrys collinus var. californicus Scott D. White, Michael Honer 2004-4-6 10062 Riverside Temescal Valley, just north of the I-15 Freeway and east of Indian Truck Trail, south and west of Lee Lake. 335 Comment
  POM9561  Plagiobothrys collinus var. californicus I. M. Munz, Harwood 1920-2-28 3234 Riverside 2 mi SE of Corona 274 Comment
  UC480645  Plagiobothrys collinus var. fulvescens Philip A. Munz 1927-3-21 10856 Riverside Anza, San Carlos Pass 1371 Comment
Read comments May 30 2011
  UCR228879  Plagiobothrys collinus var. fulvescens A. C. Sanders 2011-4-6 38996 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. 1.5 mi. NE (73 deg. ) of Glen Ivy Hot Springs, 0-0.4 mi. NE of I-15 crossing 320 Comment
  POM13567  Plagiobothrys leptocladus P. A. Munz, I. M. Johnston 1922-5-19 5369 Riverside Menifee Valley. Comment
  POM13593  Plagiobothrys leptocladus P. A. Munz 1922-5-5 5158 Riverside Mystic Lake, near Moreno. Comment
Read comments Mar 20 2011
  UCR162957  Plagiobothrys leptocladus Fred M. Roberts, D. E. Bramlet 2005-4-1 6153 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
  UCR30506  Plagiobothrys leptocladus John C. Roos 1952-5-7 5623 Riverside Flats at Edgemont 488 Comment
  UCR76172  Plagiobothrys leptocladus A. C. Sanders 1993-4-1 13671 Riverside Perris-Aguanga Basin Region, western edge of Hemet, 14 acre parcel at NE corner of intersection of Myers St. and Devonshire Ave., 0.75 mile NE of the intersection of Florida Ave (Hwy 74) and Warren Rd, just south of Tres Cerritos 460 Comment
  RSA562107  Plagiobothrys nothofulvus Steve Boyd 1992-4-14 6799 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along Verdugo Trail from Tenaja Trail to Bluewater Trail in upper watershed of Bluewater Canyon, S of Sitton Peak. 793 Comment
  SD224887  Plagiobothrys nothofulvus A. C. Sanders, S. Hawkins 1996-4-24 18077 Riverside San Bernadino Mtns.: Morongo Indian Reservation, vicinity of natural pond and bog at SE edge of Burro Flats. 1096 Comment
  CHSC8091  Plantago Edward L. Smith 1958-3-21 371 Riverside Located 6 mi. s of Rice, near Priests Well. Little Santa Maria Mtns. 365 Comment
  UCR140328  Plantago elongata A. C. Sanders, Guy Bruyea 2004-4-2 27418 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., mouth of canyon on south side, just north of Rose Rd. 463 Comment
  CAS-BOT-BC224912  Plantago erecta A. C. Sanders; T. B. Salvato 2011-3-28 38821 Riverside Peninsular Range; Perris-Aguanga Basin Region: Menifee Valley, powerline corridor along McLaughlin Rd. west of Murrieta Rd., north of Sun City 439 Comment
  RSA356708  Plantago erecta Robert F. Thorne, E. W. Lathrop 1975-5-20 45507 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro; Santa Ana Mountains 610 Comment
  UCR102879  Plantago erecta A. C. Sanders 1997-3-26 20129 Riverside Lake Skinner area, large clay patch adjacent to the Skinner entrance road, c. 1 km NE of Borel Rd. 473 Comment
  UCR120952  Plantago erecta A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23892 Riverside Perris-Aguanga Basin region, Temecula, along east side of pipeline NE of Long Canyon, west of San Diego Aqueduct 381 Comment
  SEINET12284339  Plantago insularis J. F. Bright, Wyman, C. 1933-1 8059 Riverside near Palm Springs Comment
  RSA0013147  Plantago lanceolata LeRoy Gross, Caitlin Elam 2013-5-14 6063 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  UCR214167  Plantago ovata T. B. Salvato 2010-4-20 4065 Riverside Sonoran (Colorado) Desert, alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe 189 Comment
  POM68906  Plantago ovata var. fastigiata Marcus E. Jones 1903-5-10 s.n. Riverside Palm Springs. 61 Comment
  RSA336201  Plantago ovata var. fastigiata Robert F. Thorne, Walter Wisura, A. Shmida, R. Whittaker 1978-4-23 52019 Riverside San Jacinto Mountains: Chino Canyon, Palms to Pines Highway. Comment
  RSA339066  Plantago ovata var. fastigiata Robert F. Thorne, C. W. Tilforth 1980-5-28 54243 b Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  SBBG7273  Plantago ovata var. fastigiata H. and M. Dearing 1938-3-5 1960 Riverside between Blythe and Desert Center Comment
  UCR127573  Plantago patagonica D. E. Bramlet 2003-4-18 3374 Riverside Base of San Jacinto Mtns., 2,348m south of Cabazon, 2,012m northwest of Cabazon Peak, and 183m northwest of the Colorado River Aqueduct 548 Comment
  POM13014  Platystemon californicus P. A. Munz, I. M. Johnston 1922-5-20 5457 Riverside Kenworthy, San Jacinto Mountains 1402 Comment
  UC167977  Platystemon californicus Katharine Brandegee and Charlotte M. Wilder May 12 1905-May 17 1905 Riverside Wilders near Riverside; near Riverside Comment
  UC50136  Platystemon californicus Geo. F. Reinhardt June, 1897 Riverside San Jacinto Mountains Comment
  UCR49228  Platystemon californicus Steve Boyd 1986-4-2 1606 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  SEINET8719638 Image available Platystemon californicus Jean Coulson 1959-1 s.n. Riverside Box Springs Mts. 2.1 mi. S. of turn off to Radio stations from Pidgeon Pass road. On E. side of road. Comment
  CDA7048  Plecostachys serpyllifolia R. E. Riefner Jr. 2006-8-22 06 -397 Riverside City of Temecula, Wolf Valley, Wolf Valley Road at Wolf Creek Road. Comment
Read comments Dec 13 2012
  UCR4612  Plectritis ciliosa subsp. insignis Frank C. Vasek 1960-4-12 600412- 04 Riverside Peninsular Range, County road S16 (Pala Rd.) between Temecula and Pala, 0.5 mi north of the San Diego Co. line Comment
  JOTR30071  Pleuraphis rigida La Doux, Tasha, Bill Truesdell 2006-10-3 1714 Riverside Joshua Tree National Park. Pinto Basin: (Stop 1) east side of Hexie Mtns. at mouth of Pinkham Spring Canyon 668 Comment
  RSA562055  Pleuraphis rigida Steve Boyd, C. Boyd, K. A. Boyd 1992-4-19 s.n. Riverside N end of the Granite Mtns on sandy bajada along powerline road near jtn of Hwy 177 and Hwy 62. Area of transition between Mojave and Colorado Deserts. Comment
  RSA670356  Pleuraphis rigida Bonnie C. Templeton 1930-4-9 1009 Riverside North of Palm Springs. Colorado Desert. 305 Comment
  RSA697727  Pleuraphis rigida Wilma Griset 1931-3-29 s.n. Riverside Colorado Desert, Indio. Comment
  CAS-BOT-BC326647  Pleurocoronis pluriseta S. B. Parish 1907-4-17 6083 Riverside Palm Springs, Colorado Desert Comment
  RSA0123174  Pleurocoronis pluriseta Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9063 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Agua Alta Canyon, approximately 3.5 air miles southeast of the summit of Martinez Mountain. 639 Comment
  RSA472097  Pleurocoronis pluriseta Anstruther Davidson 1903-5-3 s.n. Riverside Thermal. Comment
  UC86378  Pleurocoronis pluriseta C. R. Orcutt 1880-1 Riverside Colorado Desert Comment
  UC485233  Pluchea odorata var. odorata Jos. Burtt Davy 1902-4-2 8038 Riverside Salton Comment
  CAS-BOT-BC326535  Pluchea sericea Munz; Street; Williams 1919-3-25 2320 Riverside Palm Canyon, Palm Springs Comment
  POM157892  Pluchea sericea P. A. Munz 1927-5-21 10890 Riverside Coachuila Creek, SE of Hemet. 671 Comment
  SD229104  Pluchea sericea Dick Schwenkmeyer 2012-11-6 881 Riverside West fork of Palm Canyon, Agua Caliente Indian Reservation, 4.7 mi. south of the intersection of South Palm Canyon Drive and East Palm Canyon Drive, Palm Springs. 227 Comment
  UCR101357  Pluchea sericea A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22227 Riverside San Bernardino Mtns., Morongo Indian Reservation, Lion Canyon 671 Comment
  RSA653711  Poa annua Scott D. White 2000-3-23 7636 Riverside Coachella Valley, Thousand Palms area: N terminus of Rio del Sol Road at intersection with Vista Chino. Proposed aggregate mine expansion. 152 Comment
  UCR182092  Poa infirma Tom Chester 2005-5-3 606 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve: Beginning of Vista Grande Trail near intersection with Granite Loop Trail, ~0.2 miles (0.3 km) from Visitor Center 535.4 Comment
  UCR2697  Poa nervosa F. M. Reed 1908-7-11 2496 Riverside San Jacinto Mtns, Mt. San Jacinto 2927 Comment
  RSA772838  Poa secunda subsp. secunda Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4726 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65120 604 Comment
  UC39729  Poa secunda subsp. secunda H. M. Hall 1899-5-21 1130 Riverside Chalk Hill; San Jacinto Mts 1676 Comment
  UCR138891  Poa secunda subsp. secunda D. L. Banks 1997-4-5 1673 Riverside Agua Tibia Mtns., NW Palomar Mtns: Agua Tibia Wilderness Area. south of Dorland Mountain, just east of the Wilderness Area boundary with the Pechanga Indian Reservation, along a tributary of the N fork of Pechanga Creek 762 Comment
  RSA586488A  Poa secunda var. secunda D. L. Banks, Steve Boyd 1995-5-9 345 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
  RSA575919  Polygala cornuta var. fishiae Steve Boyd 1994-10-14 8378 Riverside Southern Santa Ana Mountains, San Mateo Cantyon Wilderness area of the Cleveland National Forest. Fisherman's Camp Trail (7S02) from Wildomar Road (7S01) west into Tenaja Canyon at its confluence with San Mateo Canyon., Fisherman's Camp 462 Comment
  UCR156294  Polygonum T. B. Salvato, Kent Beaman 2005-5-16 828 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
  POM153378  Polygonum amphibium var. emersum P. A. Munz, I. M. Johnston 1928-9-12 11261 Riverside Temescal Canyon, Lee's Lake. Comment
  RSA155556  Polygonum argyrocoleon L. S. Rose 1962-3-2 62011 Riverside La Quinta 3 Comment
  UCR82834  Polygonum lapathifolium A. C. Sanders, S. D. White, C. L. Sanders 1994-10-9 15812 Riverside San Bernardino Mtns., Whitewater Canyon, 2 mi below trout farm, above Bonnie Bell 564 Comment
  RSA495426  Polypodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-12 2952 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  UCSB62772  Polypodium californicum Kiefer, Lawrence 1963-11-3 Riverside Reche Canyon (S of Loma Linda), W side, no-running ravine just inside county line. 426 Comment
  UCR2720  Polypogon australis F. M. Reed 1906-5-5 973 Riverside San Bernardino Valley/Upper Santa Ana River region, Riverside, Terraces Ranch [547 Chicago Ave., near Arroyo Tequesquite] 305 Comment
  RSA575836  Polypogon viridis Steve Boyd 1981-5-15 s.n. Riverside Gavilan Hills region, Temescal Canyon at confluence of 'Estelle Creek' and Temescal Creek, just NW of entrenched meander of Temescal Creek at western base of Estelle Mountain. 317 Comment
Read comments Oct 22 2011
  SEINET10793989  Polystichum imbricans subsp. curtum George Yatskievych, Kay McCrary 1984-7-30 Yatskievych 84 -119a Riverside 0.6 mile S of Fuller Mill Creek Picnic Grounds on state Route 243; granitic side ravine of North Fork of San Jacinto River. T04S R02E S26 NE4. 1676 Comment
  CAS-BOT-BC410013  Populus X parryi Carl B. Wolf 1932-5-25 3661 Riverside N base of San Jacinto Mtns. at mouth of E. Fork of Snow Creek Canyon 670 Comment
  RSA104886  Populus fremontii H. de Forest 1925-4-17 s.n. Riverside Indio. 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
  SD229277  Populus fremontii subsp. fremontii Dick Schwenkmeyer 2012-11-6 879 Riverside West fork of Palm Canyon, Agua Caliente Indian Reservation, 4.7 mi. south of the intersection of South Palm Canyon Drive and East Palm Canyon Drive, Palm Springs. 227 Comment
  RSA4946  Porophyllum gracile C. B. Wolf 1932-4-27 3052 Riverside Colorado Desert, lower end of Lost Palm Canyon, at 1st rocky hills, 1mi off the Mecca-Blythe Road. 244 Comment
  RSA613421  Porophyllum gracile D. L. Banks 1997-4-5 1670 B Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. South of Dorland Mountain, just west of the Wilderness Area boundry, along a tributary of the north fork of Pechanga Creek. 518 Comment
  RSA769631  Potamogeton E. W. Lathrop 1969-6-5 7084 Riverside 8 miles west of Murrieta, on the Main Divide Truck Trail between Tenaja Rd. and Los Alamos Canyon Comment
  CAS-BOT-BC267207  Potamogeton foliosus Thorne; P. A. Munz; E. Lathrop 1968-5-8 37593 Riverside Santa Rosa Plateau: near roadside, Rancho California 609 Comment
  RSA87020  Prosopis glandulosa var. torreyana F. W. Peirson 1914-04 1995 Riverside Whitewater at head of Coachella Valley. Comment
  UC219556  Prunus emarginata P. A. Munz 1922-7-6 6032 Riverside between Tahquitz and Round Valley (San Jacinto Mountains); San Jacinto Mountains 2225 Comment
  SBBG71041  Prunus fremontii Anstruther Davidson -Apr-1893 Riverside Palm Springs Comment
  SDSU9170  Prunus fremontii A. H. Gallup 1949-3-28 356 Riverside Palms to Pines Hwy, above Desert Center [interpreted to be Palm Desert], north slope 762 Comment
Read comments Jan 30 2013
  HSC85250  Prunus ilicifolia Steve Boyd 1986-4-22 1729 Riverside Temescal Canyon: Walker Canyon area, where Alberhill Creek (=Temescal Creek) flows between Alberhill Mtn. and Gavilan Hills. Comment
  SDSU13933  Prunus ilicifolia subsp. ilicifolia Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2142 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of El Valle meadow. 646 Comment
  SEINET7412894  Prunus virginiana var. demissa E. K. Balls 1949-5-4 13486 Riverside On road from Idyllwild to Banning, San Jacinto Mountains 1372 Comment
  UC74008  Psathyrotes ramosissima Dr. R. J. Smith 1904-5-18 325 Riverside desert near White Water Comment
  UCR33597  Psathyrotes ramosissima Sears 1978-3-18 940 Riverside Sonoran (Colorado) Desert, Corn Springs wash at Corn Spring. 7 mi SE of Desert Center in wash 473 Comment
  UCR41231  Pseudognaphalium biolettii N. M. Fellows 1985-1-5 67 Riverside San Jacinto Mtns, Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn., 1 mi west of Snow Creek Village 506 Comment
  UC489194  Pseudognaphalium stramineum C. V. Meyer 1928-7-30 589 Riverside Saunder's Meadow San Jacinto Mts., Saunder's Meadow 1676 Comment
  RSA263656  Pseudotsuga macrocarpa E. W. Lathrop 1968-5-28 6920 Riverside Mail Divide Truck Trail between El Carriso and Santiago Peak, Cleveland Nat'l. Forest. 1220 Comment
  RSA528058  Psilocarphus brevissimus A. C. Sanders 1991-4-19 10922 Riverside Edgemont area, E of Sycamore Canyon. 0.8 mile W of Highway I-215, on East Ridge Dr. (=Eucalyptus), just W of Pepsi Plant 466 Comment
  UCR18158  Psoralea californica A. C. Sanders 1978-4-30 00362 Riverside Peninsular Range; Santa Rosa Mtns, Cactus Spring Trail, first large wash east of Horse Thief Creek, probably very near Cactus Spring 1311 Comment
  CAS-BOT-BC353583  Psorothamnus arborescens var. simplicifolius O. F. Sillig 1911-5-21 s.n. Riverside Palm Springs, Colorado Desert Comment
  CAS-BOT-BC353584  Psorothamnus arborescens var. simplicifolius H. M. Hall 1905-5-1 6024 Riverside Cottonwood Mountains, Colorado Desert 609 Comment
  RSA698041  Psorothamnus arborescens var. simplicifolius J. R. Bruff 1928-4-2 92 Riverside Whitewater. Comment
Read comments Jan 14 2010
  LA205190  Psorothamnus emoryi S. Atsatt; 1926-4-17 sn Riverside Palm Springs Comment
  POM8994  Psorothamnus emoryi Mary F. Spencer 1918-4-27 767 Riverside In desert sand, Palm Springs, Colorado Desert Comment
Read comments Jul 24 2010
  UCR245747  Psorothamnus emoryi Duncan S. Bell 2009-4-18 211 Riverside Arica Mountains, NW of range, c. 1.6 air miles south of Hwy 62 and c. 0.4 air mi. N of California aqueduct 389 Comment
  POM310142  Psorothamnus schottii Hulda Crooks 1946-3-2 259 Riverside E of Palm Springs 137 Comment
  RSA1421  Psorothamnus schottii B. D. Stark 1930-5-25 850 Riverside Chuckawalla Valley, Colorado Desert Comment
  RSA404252  Psorothamnus schottii M. B. Dunkle 1933-3-4 3041 Riverside Painted Canyon, Colorado Desert. 30 Comment
  SEINET238186  Psorothamnus schottii T. B. Salvato, A. C. Sanders; M. Provance 2000-4-18 47 Riverside Coachella Valley: 2 mi NE of Mecca near mouth of Painted Canyon at foot of Mecca Hills W edge of Coachella Canal. 9 Comment
  UC667343  Psorothamnus schottii Annie M. Alexander and Louise Kellogg 1941-5-12 2161 Riverside road to Black Eagle Mine , road to Black Eagle Mine (Eagle Mountains) 777 Comment
  UCD108355  Psorothamnus schottii Richard Bates 1949-4-26 s.n. Riverside Cathedral City. Comment
  CAS-BOT-BC340950  Psorothamnus spinosus S. B. Parish 1912-6-28 8107 Riverside Painted Canon [Canyon] near Mecca Comment
  SFV13153  Pteridium aquilinum var. pubescens M. J. Thor 1982-9-17 144 Riverside San Jacinto Mountains Idyllwild Park. 1616 Comment
  UC729821  Pteridium aquilinum var. pubescens Carl B. Wolf 1932-8-4 3911 Riverside near Idyllwild (Point View); San Jacinto Mts 1645 Comment
  POM121971  Pterostegia drymarioides Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  UCSB18375  Pterostegia drymarioides Smalley, G. 1964-5-10 Riverside State Highway 74, 10.8 miles SW of Palm Desert 914 Comment
  UC72988  Purshia tridentata var. tridentata M. F. Gilman 1904-1 13 Riverside Banning Comment
Read comments Mar 13 2011
  UC21716  Pyrola picta H. M. Hall Jun 1901 Riverside in Canyons of the west side; dark Canyon Comment
  SD247440  Quercus Jeremiah George 2012-8-13 Riverside San Gorgonio Pass/Moreno Badlands: west of Beaumont, just east of junction of 60 Fwy and Jackrabbit Trail, off frontage road dead end (El Casco 7.5'Q) 715 Comment
  RSA751250  Quercus X morehus A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35609 Riverside May Valley c. 1.0 mi SW of Fleming Ranch, along dirt track 1555 Comment
  SBBG84104  Quercus X morehus J. Farmer 1986-9-20 Riverside Hwy 243, 2-3 mi S of Idyllwild and 2-3 mi N of Mountain Center 1584 Comment
  CLARK-A1528-4984  Quercus agrifolia J. B. Feudge 1930-4-4 2134 Riverside 701 Comment
  UCR94267  Quercus agrifolia Scott D. White 1996-4-14 3914 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
  RSA0081317  Quercus berberidifolia Mitch Provance, Jeremiah George 2012-8-4 812 -32 Riverside Western Riverside County: Badlands south of Beaumont, Potrero Creek, E side of Highland Springs Ave., between Breckenridge and the entrance to Potrero. 752 Comment
  UCR213894  Quercus berberidifolia Scott D. White, Justin M. Wood 2009-5-22 12887 Riverside San Jacinto Mountains, Garner Valley, abandoned duck pond near Quinn Flat 1366 Comment
  JEPS37489  Quercus chrysolepis W. L. Jepson 1903-8-5 2266 Riverside above Strawberry Valley; San Jacinto Mt. 1676 Comment
  JOTR34174  Quercus cornelius-mulleri Harding, Mitzi, T. Herskovits and D. Oquendo 2011-5-5 135 Riverside Joshua Tree National Park. Little San Bernardino Mountains; side canyon of Pushawalla Canyon; Steep rocky/gravelly drainage near elevated seep, and steep gravelly hills surrounding it (Stop 4) 1371 Comment
  SD80180  Quercus cornelius-mulleri R. S. Woglum Apr 1937 297 Riverside Palm Springs Comment
  UC63840  Quercus cornelius-mulleri H. M. Hall May 1901 1917 Riverside e of Kenworthy (e base of San Jacinto Mountains, along borders of the Colorado Desert); Colorado Desert, San Jacinto Mountains Comment
  UCR187478  Quercus cornelius-mulleri Theresa Johnson 2006-5-18 111 Riverside Peninsular Range, Iron Spring Canyon, 8 miles south of Anza 1402 Comment
  SBBG119972  Quercus engelmannii A. C. Sanders with M. Misenhelter 2005-3-23 29264 Riverside E slope of Squaw Mtn, Avenida Escala just above Avenida Caleta, N of Tenaja Rd; Santa Rosa Plateau 701 Comment
  UCR60995  Quercus engelmannii B. G. Pitzer 1988-6-10 1054 Riverside Santa Ana Mtns., Rancho California area, Carancho Road near intersection with El Prado Road; c. 0.5 - 1 mi. SE of De Luz Road Comment
  UCR117249  Quercus palmeri A. C. Sanders, S. D. Boyd, Mitch Provance, J. Ross 1998-10-25 22292 Riverside San Jacinto Mtns., W side of Burnt Valley along Burnt Valley Rd. 1354 Comment
  UCD47359  Quercus turbinella Rudolph Fischer 1965-10-8 1 Riverside East foothills of Thomas Mountain, Santa Rosa range, State Highway 74, ca. 10 miles south of Keen Camp, Riverside County, California. 1341 Comment
  RSA736537  Rafinesquia californica Scott D. White 2004-4-26 10266 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Indian Creek Watershed. 518 Comment
  SDSU12948  Rafinesquia californica Jutta Buschbom 1991-6-3 22 Riverside SE-Slope, N-border of the Reserve, beyond an Avocado-grove, ca. 500m (15 min) NW from the field station. Santa Margarita Ecological Reserve, Temecula. 375 Comment
  UCR158717  Rafinesquia californica A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30017 Riverside Peninsular Range, Agua Tibia Mountains, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  CAS-BOT-BC362630  Rafinesquia neomexicana Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  OBI8324  Rafinesquia neomexicana David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-28 12065 Riverside Joshua Tree Natl Monument along Pinto Basin Rd. 2 mi N of Cottonwood campgrounds Comment
  SBBG67864  Rafinesquia neomexicana M. N. Ackley 1928-4-4 Riverside near Edom 64 Comment
  UCR241593  Rafinesquia neomexicana A. C. Sanders, Ann Howald 2013-2-28 40559 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 3.4 miles west of Hwy 78, 11 km SW (250 deg. ) of Ripley 114 Comment
  RSA95060  Rafinesquia neomexicana F. W. Peirson 1914-04 1476 Riverside Whitewater at head of Coachella Valley. Comment
Read comments Apr 30 2011
  CAS-BOT-BC379420  Ranunculus alismifolius var. alismellus H. E. Parks 1892-7-2 s.n. Riverside San Jacinto Mountains, Tanquity Meadows Comment
  RSA191394  Ranunculus aquatilis var. capillaceus E. W. Lathrop 1965-5-18 5758 Riverside 8 miles W of Murrieta; hills around 300 ft high. 610 Comment
  UCR60658  Ranunculus aquatilis var. capillaceus R. F. Thorne 1973-5-23 43839 Riverside Santa Rosa Plateau, north side of Mesa de Colorado 610 Comment
  RSA0019604  Ranunculus californicus var. californicus Julia McClure 1940-05 s.n. Riverside San Jacinto. [Presumably San Jacinto Mountains, not San Jacinto Valley or City of San Jacinto] Comment
  UCR183341  Raphanus raphanistrum Mitch Provance 2005-5-27 4604 Riverside San Bernardino Valley, Riverside, Sycamore Canyon, just east of the corner of Canyon Crest Drive and Via Vista 381 Comment
  SEINET998620  Rhamnus californica T. B. Salvato 2004-1 597 Riverside San Bernardinos Mtns: head of Banning (San Gorgonio River) Canyon San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp. 1402 Comment
  JOTR16836  Rhamnus ilicifolia Baker, James K. & Baker, Ilisa T. 1966-10-14 s.n. Riverside Joshua Tree National Park. BARKER DAM 1310 Comment
  UCR92192  Rhamnus ilicifolia D. L. Banks, Steve Boyd 1995-3-16 0096 Riverside Peninsular Range, Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., east of Dripping Springs Alcove, Arroyo Seco drainage. 549 Comment
  CSUSB1005  Rhododendron occidentale Stan R. Szarek 1970-11-14 Riverside San Jacinto Mountains San Jacinto Mountains. Collected below campsites at Fuller Mill Creek. Rooted 3 feet from creek. Comment
  RSA801731  Rhododendron occidentale LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6176 Riverside Logan Creek, north of the community of Pine Cove, and just west of road (5S09). 1799 Comment
  UC489155  Rhododendron occidentale C. V. Meyer 1927-6-1 191 Riverside San Jacinto Mountains, Saunders Meadow Saunders Meadow; San Jacinto Mountains, Saunders Meadow 1615 Comment
  CAS-BOT-BC168040  Rhus aromatica S. B. Parish 1916-5-13 10839 Riverside Cottonwood Springs, Colorado Desert 792 Comment
  UCR135806  Rhus integrifolia A. C. Sanders, Guy Bruyea 2004-4-2 27439 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. 335 Comment
  RSA650225  Rhus ovata James Carill 1949-3-26 s.n. Riverside 1/2 mi. So. Palm Springs. 91 Comment
  UCD166229  Rhus ovata Jack Major 1962-4-16 772 Riverside Along California Hwy 74, below Pinyon Flat toward Palm Desert. (Exact location unknown. Coordinates estimated by label maker.) 1220 Comment
  SD140166  Rhus trilobata Scott White 1993-3-15 1193 Riverside Elsinore, Highway 74, just west of northwest corner of Lake Elsinore Comment
  CAS-BOT-BC92416  Ribes aureum var. gracillimum L. A. Greata 1908-4-6 6894 Riverside Eden Hot Springs 10 miles north of San Jacinto. Comment
  SD135247  Ribes cereum var. cereum Craig Reiser, Dylan Hannon 1993-5-30 Riverside Santa Rosa Peak towards saddle with Toro Peak Comment
  SD152829  Ribes malvaceum var. viridifolium Steve Boyd, Tim Ross 1992-5-5 7237 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, eastern portions of Oak Flats along the Bluewater Trail 730 Comment
  RSA0022090  Ribes montigenum Carl B. Wolf 1932-8-5 3980 Riverside Rocks at summit of San Jacinto Peak. San Jacinto Mountains. 3294 Comment
  RSA0022093  Ribes montigenum E. C. Jaeger 1921-06 s.n. Riverside Round Valley, San Jacinto Mtns. 2744 Comment
  LA205625  Ribes nevadense Robert G. Engman; sn Riverside San Jacinto Mountains Comment
  UC11632  Ribes nevadense H. M. Hall 1897-5-1 520 Riverside along w side San Jacinto Mountains 1524 Comment
  RSA171333  Ribes roezlii J. D. Olmsted 1962-5-3 3500 Riverside San Jacinto Mts, Rnear top fo Thomas Mt. 1951 Comment
  RSA50328  Ribes roezlii E. K. Balls 1949-5-4 1348 Riverside 0.5 mile south of Vista Grande Ranger Station, San Jacinto Mts. 1494 Comment
  RSA342004  Robinia pseudoacacia Robert F. Thorne, W. A. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54110 Riverside San Bernardino Mountains: Mesquite thicket along Whitewater Canyon road. Comment
  RSA315  Romneya coulteri J. T. Howell 1928-7-7 1036 Riverside Santa Ana Mts. above Glen Ivy. 610 Comment
  UCR228820  Romneya coulteri A. C. Sanders 2011-4-26 39319 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon between Glen Eden and Horsethief Canyon 412 Comment
  UCR59924  Romneya coulteri Ed LaRue 1989-4-26 s.n. Riverside Lake Elsinore, 2 mi. (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons 488 Comment
  UCR95251  Rorippa nasturtium-aquaticum D. L. Banks, E. H. Banks 1996-5-2 950 Riverside Agua Tibia Mountains, NW Palomar Mountains; NW foothills of Dorland Mtn, S end of Los Caballos Road, University of California-Emerson Oaks Reserve, at the Emerson Cottage 524 Comment
  CLARK-A1528-824  Rosa californica John C. Roos 1951-9-25 5261 Riverside Riverside Comment
  RSA740619  Rubus laciniatus Scott D. White, Justin M. Wood 2008-7-8 12372 Riverside San Jacinto Mountains: Hurkey Creek Watershed- Bonita Vista Rd, ca 1/2 miles E and W of Hurkey Creek crossing. 1512 Comment
  UC218245  Rumex acetosella P. A. Munz and I. M. Johnston 1922-5-19 5423 Riverside Keen Camp San Jacinto Mts. 1463 Comment
Read comments Jan 1 2012
  UCR201679  Rumex acetosella Scott D. White, Justin M. Wood 2008-5-15 11989 Riverside San Jacinto Mountains, Johnson Meadow 1476 Comment
  SD51945  Rumex californicus Reid Moran 1962-7-7 9861 Riverside By Strawberry Creek, 2 miles SW of Idyllwild, San Jacinto Mts. 1550 Comment
  RSA0085062  Rumex crispus Mary Duke, Christy Hightower, Cecilia McElroy 1982-5-15 11 Riverside CA Hwy 74, just off highway E of Elsinore, 1 mi W of Hwy 15. Comment
  POM153389  Rumex maritimus P. A. Munz, I. M. Johnston 1928-9-12 11259 Riverside Temescal Canyon, Lee's Lake. Comment
  UCR266820  Rumex pulcher D. E. Bramlet 2005-7-13 3894 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, San Jacinto Wildlife Area, east of old San Jacinto River channel, margin of flooded ponds 433 Comment
  RSA690944  Rumex salicifolius Scott D. White 1998-7-31 6948 -(unic.) Riverside Idyllwild Area: Strawberry Creek between crossing at Circle Drive and Hymber Park. 1707 Comment
  UCR151035  Rumex salicifolius Scott D. White 1998-7-31 6930 Riverside San Jacinto Mts., Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park 1951 Comment
  JEPS39923  Rumex salicifolius var. denticulatus W. L. Jepson 1903-8-6 2275 Riverside Dark Canyon San Jacinto Mts. 1828 Comment
  RSA586294  Rumex salicifolius var. denticulatus D. L. Banks, S. D. Boyd 1995-5-3 204 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  SD136842  Rupertia physodes Steve Boyd, Time Ross 1992-5-15 7401 Riverside San Mateo Canyon Wilderness Area; major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails. 671 Comment
  UCR90819  Sagina apetala A. C. Sanders, G. K. Helmkamp 1996-3-17 17995 Riverside Coachella Valley, Cathedral City, Cathedral Plaza, Hwy 111 at Date Palm Dr. 91 Comment
  UCR133217  Sagittaria latifolia S. J. Myers 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  UCR35341  Salazaria mexicana L. B. Ziegler 1967-6-8 152 Riverside San Jacinto Mtns., Pinyon Flats 1223 Comment
  UCR97690  Salix exigua A. C. Sanders, G. Helmkamp 1997-3-15 19967 Riverside Lake Skinner area: lower Rawson Canyon, along the dirt road toward Bachelor Mountain 457 Comment
  RSA0105852  Salix exigua Alan Romspert 2000-7-28 s.n. Riverside Santa Ana Riverbed between Riverside Ave & Market St. Bridge. Comment
  LA208735  Salix gooddingii Carl Epling; 1927-3-27 sn Riverside Thousand Palms Comment
  RSA4945  Salix gooddingii Carl B. Wolf 1932-4-28 3085 Riverside Overflow land back of Colorado River, about 800 m. from State Inspection Station, on way to Blythe Bridge. 90 Comment
Read comments Mar 26 2011
  SBBG58896  Salix gooddingii F. R. Fosberg 1932-3-13 8065 Riverside Thousand Palms Cyn Comment
  UCR172147  Salix gooddingii A. C. Sanders 2006-5-11 32265 Riverside Warm Springs Valley, N edge of city of Lake Elsinore, 35 acre parcel south of the intersection of Collier Ave. and Riverside Dr., NE of Alberhill Crk., NW of Enterprise Way 389 Comment
  UCR89775  Salix gooddingii 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
  POM305366  Salix laevigata Henry J. Ramsey, Henry J. Ramsey 1938-3-26 652 Riverside Between Corona and Elsinore. Comment
  RSA659608  Salix laevigata J. C. Roos 1952-2-18 5351 Riverside At west end of Fairmount Park, Riverside. 259 Comment
  UC1287122  Salix laevigata C. L. Hitchcock 1966-3-15 24153 Riverside 1 mi e Glen Ivy Hot Springs Comment
  UC914224  Salix lasiolepis Charles B. Fiker 1946-5-30 3366 Riverside Hwy 395 s Temicula Bridge Comment
  UCR132419  Salix lasiolepis A. C. Sanders 2004-2-6 27381 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
  SD232665  Salsola paulsenii A. C. Sanders 1992-4-5 12160 Riverside Colorado Desert: Chuckwalla Velley, near Wiley's Well rest area on I-10, along dirt road to McCoy Spring. 399 Comment
  SEINET3859080  Saltugilia latimeri Leigh A. Johnson 1992-5-15 92- 021 -GH Riverside Pinyon Flats. Pinyon Drive, off of Hwy 74 past the Pinyon Flats Campground, after road turns left, 1/2 way between Palm Canyon Drive and Jeraboa Road. About 100-200 yards off the road on the N side around a rocky outcrop. Area under development and site may one day have a house on it.; 0 1261 Comment
  UC52475  Saltugilia splendens subsp. splendens H. M. Hall Aug 1896 Riverside Strawberry Valley San Jacinto Mountains, Strawberry Valley Comment
  NY43198  Salvia apiana J. B. Walker 1995-5-3 1406 Riverside S of Palm Desert, along Hwy 74, 3km E of Pinyon Flats Campground 1200 Comment
  RSA145206  Salvia apiana Alice Ann Webb, E. A. Phillips 1961-4-4 794 Riverside Palms to Pines Hwy. 915 Comment
  UC1537562  Salvia apiana Gordon H. True Jr. 1935-3-18 123 Riverside e of Citrus Experimental Station 396 Comment
  UCR18808  Salvia apiana John C. Roos 1965-6-13 s.n. Riverside Santa Rosa Mtns., Dos Palmas Spring Comment
  RSA434142  Salvia mellifera N. C. Cooper 1944-6-4 1350 Riverside Elsinore Mountain; Lookout at top. 1067 Comment
  SD244178  Salvia mellifera A. C. Sanders, Timothy W. Chumley 2013-4-2 40753 Riverside Peninsular Range: Temescal Canyon between Horsethief Canyon Road and Hostettler Road, south of I-15 Fwy, SE of Coroa (Lee) Lake (Alberhill 7.5'Q) 405 Comment
  UCR133375  Salvia mellifera Mitch Provance, J. S. Ross 1998-3-27 MOR- 984 Riverside San Bernardino Mtns., Morongo Indian Reservation, Deep Canyon, 2.5 miles NNE of Cabazon 732 Comment
  UCR139642  Salvia mellifera A. C. Sanders 2004-7-1 28380 Riverside Perris-Aguanga Surface/Menifee Valley Region, Paloma Valley, large rocky hill (1762 ft.) 1 mi. east of Murrieta Rd. and 1 mi. N of Bundy Canyon Rd., c. 5 miles due south of Sun City 488 Comment
  JEPS62774  Salvia pachyphylla Carl V. Meyer 1928-7-27 568 Riverside Hidden Lake Trail; Tahquitz Valley 2438 Comment
  UC489206  Salvia pachyphylla C. V. Meyer 1928-7-27 568 Riverside near Hidden Lake; San Jacinto Mts. 2438 Comment
  CDA40964  Salvia vaseyi T. C. Fuller 1963-4-23 10289 Riverside San Jacinto Mountains; Carrizo Canyon, Highway 74 to Pinyon Flat, south of Palm Desert. 0 Comment
  UCR1418  Sanicula arguta Frank C. Vasek 1960-4-12 600412- 05 Riverside Peninsular Range, County road S16 (Pala Rd.) between Temecula and Pala, 0.5 mi north of the San Diego Co. line Comment
  UCR56076  Sanicula crassicaulis Ed LaRue 1989-3-30 s.n. Riverside Peninsular Range, Rancho California area: c. 4 mi west of Temecula, with Ave. del Oro as the N boundary 381 Comment
  POM19642  Sarcodes sanguinea Mary F. Spencer 1923-6-13 2220 Riverside Prope [near] Idyllwild, San Jacinto Mts. 1677 Comment
  UCR140696  Sarcostemma cynanchoides A. C. Sanders 2004-5-12 27873 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  UCR177401  Sarcostemma cynanchoides Marisa Sripracha, K. A. Boyd 2004-3-22 069 Riverside San Jacinto Mtns. Foothills/Sonoran (Colorado) Desert, Snow Creek 366 Comment
  JOTR29559  Sarcostemma hirtellum Andre, Jim, Tasha LaDoux 2006-4-11 6733 Riverside Joshua Tree National Park. Along Pinto Basin Rd (paved) in Wilson Canyon 857 Comment
  RSA735903  Schedonorus arundinaceus Scott D. White, Justin M. Wood 2008-6-24 12289 Riverside San Timoteo Canyon. Meadow along San Timoteo Creek. 640 Comment
  UCR4102  Schinus molle Ronald M. Cope 1965-2-20 s.n. Riverside Riverside, vicinity of Gage Canal & La Conte Drive. 275 Comment
  RSA596933  Schinus polygamus A. C. Sanders 1996-4-17 18041 Riverside Riverside: UCR campus, weedy shrub in a moist gully near the lower end of Botanic Garden parking lot., 33Y 58 N, 117Y 19 W 335 Comment
  SEINET3225527 Image available Schismus arabicus A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37495 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 204 Comment
  RSA778255  Schismus barbatus Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-30 921 Riverside East Mojave Desert region: McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 335 Comment
  UC1023396  Schismus barbatus John and Lucille Roos 1951-3-24 5033 Riverside Mount Rubidoux 396 Comment
  UCR113863  Schoenoplectus americanus Mitch Provance 2000-6-24 2067 Riverside Riverside, Santa Ana River Wash, between the Market Street bridge and the 60 Fwy 244 Comment
  CAS-BOT-BC111456  Schoenoplectus californicus Ira L. Wiggins 1937-2-19 8572 Riverside Tule swamp 1/2 mile north of Palo Verde. Comment
  RSA388424  Schoenoplectus californicus Robert F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61188 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  POM1404  Schoenoplectus maritimus I. M. Johnston 1918-5-30 2026 Riverside Lee Lake, Temescal Canyon. 335 Comment
  POM14365  Scirpus acutus var. occidentalis E. C. Jaeger 1921-7-15 1188 Riverside Massacre Canyon Comment
  RSA752879  Scirpus microcarpus Orlando Mistretta 2009-7-10 3999 Riverside Santa Ana River Canyon. Vicinity of Camp Round Meadow; 0.40 miles SE of junction of highway 38 and Jenks Lake Rd. 2027 Comment
  UC1234751  Scrophularia californica Peter H. Raven 1962-4-29 17486 Riverside 1 mi above its e base Ortega Hwy 487 Comment
  UCR76064  Scrophularia californica B. G. Pitzer, Stu Hemstreet 1992-5-21 1944 Riverside Santa Ana Mtns., Cleveland National Forest, State Hwy 74, 1 mi. uphill of the 2,000 ft. marker & to the left 0.1 mi. on an old paved road 762 Comment
  UCR247910  Scutellaria bolanderi subsp. austromontana Fred M. Roberts 2013-6-7 7782 Riverside Peninsular Ranges, SANTA ANA MTNS.: Tributary to Upper San Juan Canyon near Chiquito Basin Trail, 1.7 km NNW Upper San Juan Campground 536 Comment
Read comments Jan 23 2016
  UCD125769  Scutellaria mexicana G. L. Webster; R. Hildreth 1966-12-9 7459 Riverside Joshua Tree National Monument, desert scrub around 1.5 miles north of Cottonwood Springs. 944 Comment
  RSA160552  Scutellaria siphocampyloides John Olmsted 1959-6-23 660 Riverside Reservoir Hill at Desert Sun School near Idyllwild. 1646 Comment
  POM120674  Selaginella bigelovii Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  POM6471  Selaginella bigelovii Ivan M. Johnston 1918-4-3 1824 Riverside Lakeview Mountains: south end of Juniper Flat 609 Comment
  UCD135974  Selaginella bigelovii Lewis S. Rose 1966-12-14 66107 Riverside Chino Canyon, 3 mi. W. of Palm Springs Desert. 670 Comment
  UCSB72526  Selaginella bigelovii Moseley, Maynard 1954-4-10 Riverside Whitewater Canyon, floor of canyon, Colorado Desert, near Whitewater Comment
  VVC2879  Selaginella bigelovii Tim Thomas, P. J. MacKay 2010-4-12 5053 Riverside San Bernardino Mtns, Whitewater River; Mouth of Catclaw Flat, at the Paw. 878 Comment
  CAS-BOT-BC363487  Senecio californicus A. G. Vestal 1929-3-28 s.n. Riverside 9 miles south of Hemet on the St. John's Grade Comment
  UC1287149  Senecio californicus C. L. Hitchcock 1966-3-16 24187 Riverside about 5 mi ne Aguanga Comment
  CAS-BOT-BC323989  Senecio flaccidus var. douglasii Roxana S. Ferris 1918-6-13 957 Riverside 1 mile S of Cogazon on Banning-Palm Spring Rd. Comment
  RSA472948  Senecio flaccidus var. douglasii N. C. Cooper 1949-6-29 4361 Riverside East side of San Jacinto Mountains. 457 Comment
  JOTR34397  Senecio flaccidus var. monoensis Andre, Jim 2012-4-16 20930 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 2.4 miles north Cottonwood Visitor's Center 955 Comment
  JOTR37454  Senecio flaccidus var. monoensis Hodges, Stephen, T. Green 2016-5-24 576 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Quail Mountain Complex; On slopes with granitic boulders descending down east side of Minerva Hoyt peak towards Lost Horse area and in sandy washes beneath slopes (Stop 3). Comment
  JOTR37489  Senecio flaccidus var. monoensis Hodges, Stephen R. 2016-5-1 618 Riverside Joshua Tree National Park. Cottonwood Mountains, south of the springs area Comment
  RSA515199  Senecio mohavensis Steve Boyd, Orlando Mistretta 1986-3-13 1473 Riverside West side Palen Mts.: NE of Desert Center. Comment
  UCR279582  Senecio mohavensis A. C. Sanders, Jim Malusa 2017-3-28 43153 Riverside Sonoran (Colorado) Desert, Northern edge of Chocolate Mountains, along Salt Creek at edge of Navy Aerial Gunnery Range, vicinity of Clemons Well site, between wash and old Kaiser RR 314 Comment
  RSA717626  Senecio vulgaris Scott D. White 2006-4-27 11285 Riverside Perris Basin/San Jacinto Mtn Foothills: Santa Rosa Hills, S. of Hemet. 549 Comment
  RSA556502  Senecio vulgaris Julie Greene 1993-4-3 1100 Riverside San Jacinto Wildlife Area. South of permanent pond. El Casco 7.5 USGS Quad. R2W, T3S, NW 1/4 of Section 29. 441 Comment
  RSA0012648  Senna armata April Garbat, Kristin Forgrave 2013-5-29 77 Riverside Gasline Rd and Bradshaw Trail junction off Red Cloud Mine Rd, population extends east for 2 miles. 602 Comment
  SBBG112480  Senna armata C. Bornstein 1994-5-2 Riverside Randolph Ranch, Joshua Tree Nat Monument 1280 Comment
  SEINET10389833  Senna armata A. C. Sanders, Jim Malusa 2015-9-10 41855 Riverside Bradshaw Trail, 0.85 mi. SE of its junction with Summit Rd. in Salt Creek Canyon, at wash crossing, at edge of Chocolate Mountains Aerial Gunnery Range 480 Comment
  SEINET2063690 Image available Sesbania herbacea A. C. Sanders 1985-8-24 5950 Riverside Near Oasis in the lower Coachella Valley on E side of Hwy 195, ca 1/2 mi N of intersection with Hwy 86, just N of Ave. 76 -51 Comment
  RSA675695  Sesuvium verrucosum Scott D. White 2001-5-1 8440 Riverside Near Sun City: Quail Valley: Valleys and slopes east of Canyon Lake and west of Goetz Road. 442 Comment
  UC1713560  Sesuvium verrucosum L. J. Childs 1920-12-8 Riverside Colorado Desert, Dos Palumas Dos Palumas; Colorado Desert, Dos Palmas 30 Comment
  CAS-BOT-BC243551  Setaria parviflora Samuel B. Parish 1897-5-29 4518 Riverside Wayside Waif, South Riverside Comment
  CAS-BOT-BC243635  Setaria pumila Edward G. Wegenek 1970-8-24 952 Riverside Blythe area Comment
  CAS-BOT-BC240202  Setaria viridis Lewis S. Rose 1957-1-9 57024 Riverside La Quinta 15 Comment
  SEINET11982177  Sidalcea hickmanii Unknown 1936-1 12817 Riverside Colorado Desert N of Palm Springs Comment
  UCR90493  Sidalcea malviflora F. M. Reed 1933-5-31 7818 Riverside San Jacinto Mtns., Vandeventer Flats 1433 Comment
  RSA162852  Sidalcea malviflora subsp. sparsifolia John Olmsted 1958-6-15 176 Riverside May Valley Truck Trail 2 mi. SE of Saunder s Meadow SW of Idyllwild Calif. (turn S from Idyllwild-Hemet Rd. at Idyllwild school.) 1646 Comment
  RSA433912  Sidalcea malviflora subsp. sparsifolia M. B. Dunkle 1933-7-20 3701 Riverside Idyllwild, San Jacinto Mountains. 1616 Comment
  CLARK-A1528-2463  Silene antirrhina John C. Roos 1941-4-25 177 Riverside Reche Canyon Comment
  UC217959  Silene antirrhina P. A. Munz and I. M. Johnston 1922-5-19 5357 Riverside 5 mi ne Murietta; ne of Murietta 457 Comment
  RSA659696  Silene laciniata J. C. Roos 1965-6-19 s.n. Riverside Skyline Drive, S of Corona Comment
  RSA678940  Silene laciniata Scott D. White, Michael Honer 2003-6-3 9484 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  RSA570548  Silene multinervia Steve Boyd, Chris Frazier 1993-4-24 8007 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 rd. 792 Comment
  POM161560  Silene parishii var. viscida Ralph Hoffmann 1929-9-6 s.n. Riverside Tahquitz Valley, San Jacinto Mts. 2438 Comment
  UCR201999  Silene verecunda Mike Misenhelter 2005-6-8 s.n. Riverside Peninsular Range; San Jacinto Mtns., Idyllwild, south edge of town, 37 acre Lane property south of the intersection of Hwy 243 and Marian View Dr., west edge of Hwy 243 and off Robin Dr., West Ridge Rd., and Chickadee Way 1610 Comment
  CAS-BOT-BC202940  Simmondsia chinensis P. A. Munz 1921-4-30 4490 Riverside Near Pinyon Wells 1219 Comment
  RSA76937  Simmondsia chinensis F. W. Peirson 1920-12-29 8415 Riverside Point of Rocks, 1.5 miles east of Whitewater Station, head of Coachella Valley 335 Comment
  SD229296  Simmondsia chinensis Dick Schwenkmeyer, Tony Harper - Collector 2013-5-8 895 Riverside Agua Bonita Spring, Palm Canyon, approx. 8 Mi. S. of Catherdral City 883 Comment
  UC218089  Simmondsia chinensis P. A. Munz and D. Keck Apr 9 1922-Apr 12 1922 4784 Riverside vicinity Corn Springs (Chuckwalla Mountains); Colorado Desert, Chuckwalla Mountains 457 Comment
  UC667349  Simmondsia chinensis Annie M. Alexander and Louise Kellogg 1941-5-12 2159 Riverside road to Black Eagle Mine (Eagle Mountains); Colorado Desert, Eagle Mountains 777 Comment
  RSA793412  Sisymbrium altissimum Naomi Fraga, David Fraker, Tommy Stoughton 2012-3-15 3954 Riverside Off of Box Canyon Rd. S. of Shaver well in a wash. 229 Comment
  RSA85148  Sisymbrium altissimum J. C. Roos 1952-5-7 5613 Riverside Box Springs Mountains, north of Canyon Crest Heights 457 Comment
  UCR84786  Sisymbrium irio Scott D. White, S. Ogg 1994-4-21 1957 Riverside San Bernardino Mtns., Millard Canyon, near jct of E and W forks of USFS Road 2S05, c. 2.5 mi south of Bear Wallow Spring. 976 Comment
  JOTR35204  Sisymbrium orientale Harding, Mitzi, Tasya Herskovitz 2011-4-28 181 Riverside Joshua Tree National Park. Real Hidden Valley trailhead near parking lot 1292 Comment
  UCR241633  Sisymbrium orientale T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 344 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  RSA198997  Sisyrinchium bellum Robert F. Thorne, Philip A. Munz, E. W. Lathrop 1968-5-8 37587 Riverside Santa Rosa Plateau: on Mesa de Colorado, Rancho California 671 Comment
  POM319104  Solanum americanum Patricia Wilder 1970-10-15 4754 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills. 152 Comment
  RSA422441  Solanum douglasii E. Mannatt 19