Search Results — 2000 specimen records retrieved (1899 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229362  Abronia villosa John Thomas Howell 1928-3-11 3429 Riverside Six miles south-east of Garnet Station, Coachella Valley, Colorado Desert Comment
  CSUSB1075  Abronia villosa Robert A. Clark 1966-3-5 3566 2 Riverside Mecca rural; 2 miles east of Mecca on State Highway 195 on marginal agricultural land adjacent to Creosote bush scrub. -57 Comment
  OBI26123  Abronia villosa David J. Keil 1976-12-12 11923 Riverside Along I-10, 37 mi E of Chiriaco Summit Comment
  SBBG35008  Abronia villosa T. L. Secrest 1951-5-18 Riverside San Jacinto River bed near Hemet Comment
  SEINET8021398  Abronia villosa var. aurita M. F. Barrus, S. B. Parish, M. Whetzel 1920-3-25 202 a Riverside Near Indian Wells, Comment
  UCR35205  Abronia villosa var. pinetorum L. B. Ziegler 1966-8-25 80 Riverside San Jacinto Mtns., Hemet (Thomas/Garner) Valley 1402 Comment
  OBI37501  Abutilon palmeri A. C. Sanders 1982-11-24 3272 Riverside In the UCR Botanic Garden; Above Alder Cyn near the Garden Office Comment
  CLARK-A1528-456  Acacia farnesiana Charlotte Stocks 1962-5-15 Riverside Palm Desert Comment
  RSA623995  Acacia greggii var. arizonica E. C. Jaeger 1921-10-9 286 Riverside Little Palm Canyon. 366 Comment
  OBI61045  Acamptopappus sphaerocephalus Patrick A. Holden 1969-4-23 782 Riverside Along old hwy 62, 3 mi n of jctn with hwy 60 Comment
  JEPS23587  Acamptopappus sphaerocephalus var. sphaerocephalus Peter H. Raven 1958-5-18 12996 Riverside 4.9 mi ne, along State Highway 74 Pinon Flats; San Jacinto Mountains Comment
  RSA416159  Acamptopappus sphaerocephalus var. sphaerocephalus N. C. Cooper 1948-5-13 2845 Riverside Banning. 701 Comment
  UCR16086  Acer macrophyllum J. Operskalski 1976-4-15 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, lower spring, Tahquitz Canyon Comment
Read comments Sep 17 2012
  POM353066  Achnatherum coronatum N. C. Cooper 1944-5-6 1216 Riverside Banning. 701 Comment
  UCSB18916  Achnatherum coronatum Keefe, Joseph 1965-5-18 Riverside NE slope of Mt Edna, 2.1 mi S of Banning on road to Idyllwild. 762 Comment
  CAS-BOT-BC260327  Achnatherum hymenoides Ivan Johnston 1917-4-4 1098 Riverside Colorado Desert. Whitewater, about station Comment
  JOTR31224  Achnatherum hymenoides La Doux, Tasha, Alice Miller, G. Clifton 2009-4-9 2008 Riverside Joshua Tree National Park. Eagle Mountains; (Stop 3) sand ramps 432 Comment
  UC819258  Achnatherum hymenoides I. W. Clokey and B. C. Templeton 1930-4-9 4670 Riverside n Palm Springs; Colorado Desert 170 Comment
  UC1601392  Achnatherum speciosum H. M. Hall May 1899 1177 b Riverside Riverside, El Toro Mt. El Toro Mt. 1524 Comment
  SBBG71600  Achyronychia cooperi Anstruther Davidson 1895-1 Riverside Palm Springs Comment
  SEINET12558045 Image available Achyronychia cooperi Mary F. Spencer 1920-1 1436 Riverside Palm Springs, Colorado Desert 122 Comment
  UCR265815  Acmispon americanus var. americanus Mitch Provance 2012-5-24 512- 05 A Riverside San Gorgonio Pass, Banning, near its border with Beaumont, Smith Creek Wash vicinity, E of Highland Springs Rd., both N and S of W Wilson St. 784 Comment
  SD224961  Acmispon argophyllus G. K. Helmkamp 1998-4-3 3069 Riverside Whitewater River, bordering the N side of Hwy I-10; E side of the river. 395 Comment
  OBI52767  Acmispon argophyllus var. argophyllus B. Pitzer & A. C. Sanders, A. C. Sanders 1987-4-21 498 Riverside Box Springs Mts, near Southernmost radiotowers (Riverside E 7.5' quad: T2S, R4W, SE 1/4 sec 27 792 Comment
  SDSU13491  Acmispon argophyllus var. argophyllus Ryan Jacobson, Jeremy Mass 2000-10-24 Riverside Jeep trail along Stone Creek, Santa Margarita Ecological Reserve. 177 Comment
  SDSU14013  Acmispon argophyllus var. argophyllus Dinna Estrella, M. G. Simpson 2002-4-20 27 Riverside Santa Margarita Ecological Reserve. Road shoulder of Via Tornado Road, near junction with Santa Margarita river. 233 Comment
  UC1929899  Acmispon nevadensis var. davidsonii Scott D. White 2004-4-26 10251 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Indian Creek Watershed. Lake Fulmore 7.5' Quad. Comment
  JOTR35323  Acmispon strigosus Harding, Mitzi, Mark Wheeler 2012-2-28 91 Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; eastern slopes of southern tip of range (Stop 1) 177 Comment
  SD152856  Acmispon strigosus Steve Boyd 1992-4-15 6857 Riverside Santa Ana Mountains, San Mareo Canyon Wilderness Area, Bluewater Canyon along Bluewater Trail downstream to the confluence with san Mateo Creek, open benches 334 Comment
  RSA615331  Acourtia microcephala Scott D. White 1997-5-25 5246 -A Riverside Bautista Canyon, Hixon Trail (USFS No. 2E43), between trailhead at Bautista Cyn. Rd. and intermittent stream crossing at ca. 3200 ft. 793 Comment
  UC31368  Adenophyllum porophylloides H. M. Hall 1901-6-1 2109 Riverside along the borders, at eastern base of the San Jacinto Mts Colorado Desert; San Jacinto Mountains Comment
  UCR133454  Adenostoma fasciculatum Tracy Tennant, J. S. Ross 1998-7-30 MOR- 676 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Hathaway Canyon, slope above and west of polygon H3. 976 Comment
  UCR135844  Adenostoma fasciculatum A. C. Sanders 2004-4-20 27533 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
  UCR172766  Adenostoma fasciculatum Abby Sirulnik, Ian G. Gillespie 2000-5-14 52 Riverside Peninsular Ranges; Santa Ana Mtn. Foothills, Temescal Canyon. Indian Truck Road exit off of Interstate 15, c. 0.9 mi. S on De Palma Road 427 Comment
  UCR230931  Adenostoma fasciculatum T. B. Salvato, Richard Camacho 2011-6-12 5487 Riverside Peninsular Range, Temescal Canyon, N/S trending wash that extends from Temescal Canyon Road near the west end of Lee (Corona) Lake, south under the Hwy 15 overpass about 0.25 miles 372 Comment
  RSA0060487  Adenostoma fasciculatum var. fasciculatum J. M. Andre 2012-6-15 30507 Riverside San Jacinto Mountains: Along Hwy 243 at Mt Edna Rd, approx. 1 mi. north of McMullen Flat, 5.9 mi. south of Interstate 10 at Banning; SB Natl. Forest. 1171 Comment
  RSA0117833  Adenostoma fasciculatum var. fasciculatum Sarah J. J. De Groot, Thomas Stoughton 2016-4-20 7808 Riverside Along the Pacific Crest Trail at top of hill just west of the Whitewater Preserve and Whitewater River; southeast foot of San Bernardino Mountains, north of Interstate 15. 830 Comment
  RSA390500  Adenostoma fasciculatum var. fasciculatum N. C. Cooper 1947-4-5 2028 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  UC12019  Adenostoma sparsifolium H. M. Hall July 1901 Riverside e. end Tahquitz Valley; San Jacinto Mts. 1828 Comment
  RSA687680  Adiantum capillus-veneris Norman C. Cooper 1944-4-8 1090 Riverside Andreas Canyon 457 Comment
  SDSU14178  Adiantum jordanii Kimberly S Miller, Dr. M. G. Simpson, Derek T Miller 2002-3-17 6 Riverside Santa Margarita Ecological Reserve. Up creek along east side of canyon from where Tornado road crosses Santa Margarita River. Comment
  UCR80813  Agoseris grandiflora Scott D. White 1993-5-29 1468 Riverside San Bernardino Mtns., Big Oaks Canyon, Yucaipa Ridge 1835 Comment
  RSA221016  Agoseris retrorsa E. W. Lathrop 1966-5-29 6393 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak. Cleveland National Forest 1220 Comment
  UC53497  Agrostis exarata H. M. Hall 1897-8-20 854 Riverside Vicinity of Strawberry Valley San Jacinto Mountains 1615 Comment
  UCR98250  Agrostis exarata Scott D. White 1996-8-1 4448 Riverside San Jacinto Mountains, Idyllwild area north of Isomata along USFS Road 5S24.1 1646 Comment
  RSA535467  Agrostis pallens Steve Boyd, Timothy S. Ross, Orlando Mistretta 1992-2-2 6652 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness of the Cleveland National Forest. Lower half of Tenaja Canyon, especially about Fishermans Camp. Comment
  RSA71929  Aliciella latifolia F. W. Peirson 1922-4-11 2871 Riverside Deep Canyon Region, north base of Santa Rosa Mountains Comment
  JEPS61264  Allionia incarnata Marjorie D. Clary 1933-1-1 1719 Riverside Colorado Desert, Santa Rosa Mountains Santa Rosa Mountains; Colorado Desert, Santa Rosa Mountains 45 Comment
  RSA793616  Allionia incarnata Duncan S. Bell, Aaron Sedgwick 2012-9-13 4197 Riverside Hayfields Lake; eastern section of dry lake, approximately 3.75 air miles southeast of Hayfields pumping plant. 420 Comment
  UCR98433  Allium cratericola G. R. Ballmer, Kay Stockwell 1995-6-25 s.n. Riverside San Jacinto Mtns, Pacific Crest Trail, near Pyramid Peak [c. 3 km (airline) SSE of Palm View Pk.--A. C. Sanders] 2134 Comment
  SD127567  Allium fimbriatum var. munzii Steve Boyd 1986-4-22 1781 Riverside Grassy area on clayey soil over cobble, shallow north-facing draw, just west of third powerline tower, north of summit. 840 Comment
  POM190037  Allium haematochiton Marcus E. Jones 1931-3-2 s.n. Riverside Corona. Comment
  RSA366463  Allium haematochiton M. B. Dunkle 1935-3-10 4360 Riverside Glen Ivy. 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
  UC479033  Allium haematochiton Marcus E. Jones, A. M. 1931-3-2 28394 Riverside Corona Comment
  RSA747569  Allium munzii Michael Honer 2003-4-16 1829 Riverside Gavilan Hills, W slope: about 1 mile N of I-15 freeway, 1 mile E of Lake St. exit. Appx. 400 m N of peak 2349 . 701 Comment
  UC1544766  Allium munzii Steve Boyd 1986-5-1 1798 Riverside on n base of hill just to the w Skunk Hollow (e of hot springs); Murieta Hot Springs, Skunk Hollow Area 438 Comment
  UCR101432  Allium peninsulare A. C. Sanders 1997-4-10 20334 Riverside Tucalota Hills, east of Lake Skinner 701 Comment
  UCR199632  Allium peninsulare Scott D. White 2004-4-26 10250 Riverside San Jacinto Mountain Foothills, Soboba Indian Reservation, Indian Creek Watershed 671 Comment
  UCR44196  Allophyllum divaricatum A. C. Sanders 1986-6-1 6548 Riverside San Jacinto Mountains, Trail toward Spitler Peak from 'Hurkey Creek Camp to Bonita Vista' [=Apple Canyon] Road 1829 Comment
  UCR174362  Allophyllum glutinosum A. C. Sanders 2006-5-19 32406 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  SDSU21792  Alopecurus saccatus Michael G. Simpson, Laura Benedict, Zack Principe, Lee Ripma, Nuri Benet-Pierce, Andy Siekkinen 2016-5-7 3986 Riverside Santa Rosa Plateau Ecological Reserve. Across street from vernal pool trail, ca. 4 miles north on road from Visitor's Center. 636 Comment
  UC527700  Amaranthus fimbriatus C. B. Wolf 1931-10-14 Riverside 0.5 mi below Fish Hatchery (Snow Creek, n base of the San Jacinto Mts.); San Jacinto Mts., Snow Creek 548 Comment
  UCD97223  Amaranthus fimbriatus B. Pitzer 1997-10-19 3354 Riverside N foot of Chuckwalla Mts, Eagle Mtn Rd on S side of Hwy I-10, ca. 0.8 mi. S of Hwy at powerline rd. 499 Comment
  UCR260949  Amaranthus palmeri Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6020 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, c. 22.25 air miles west of Blythe, south side of Ford Dry Lake, about 0.5 air mile southeast of Hopkins Well 107 Comment
  UCR89729  Amaranthus palmeri J. M. Stewart 1990-9-23 658 Riverside Sonoran (Colorado) Desert, Interstate Hwy 10, 1.5 mi. west of Wiley Well Road. Comment
  RSA500104  Amaranthus retroflexus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-10 3666 Riverside Vail Lake area, Temecula Creek canyon below the dam. 459 Comment
  UC135846  Amaranthus watsonii T. S. Brandegee 1901-4-3 Riverside Salton Creek Colorado Desert Comment
Read comments Feb 3 2011
  UCR195796  Ambrosia acanthicarpa Jim Andre, T. La Doux 2007-9-6 8708 Riverside Little San Bernardino Mountains, Joshua Tree National Park, Queen Valley, just east of Geology Tour Road, in July 2006 burn area 1319 Comment
  UCR278879  Ambrosia confertiflora Mitch Provance 2012-7-17 712- 19 Riverside Beaumont Plain, Banning, south of I-10, vicinity of corner of Sunset Ave. and Westward Ave. 741 Comment
  CAS-BOT-BC22593  Ambrosia dumosa William S. Davis 1960-3-12 102 Riverside Box Canyon, 7.7 miles W of Junction with US Highway 60-70. Comment
  JOTR34211  Ambrosia dumosa Harding, Mitzi, Mark Wheeler 2012-9-4 191 Riverside Joshua Tree National Park. Pinto Basin; near turkey flats parking area; sandy flats (Stop 1) 509 Comment
  RSA727011  Ambrosia dumosa Naomi Fraga, Lisa Rojas 2005-2-10 1415 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 502 Comment
  UC61510  Ambrosia dumosa L. D. Copeland 1904-5-1 6 Riverside Palm Springs Comment
  UCD128788  Ambrosia dumosa William H. Brooks 24-25 Feb 1989 s.n. Riverside McCoy Wash, north of Blythe. 579 Comment
  RSA776937  Ambrosia ilicifolia Amber Swanson, Duncan S. Bell 2011-3-18 220 Riverside About 3 airmiles SE of Desert Center, N of Chuckwalla Mtns. 392 Comment
  OBI16024  Ambrosia salsola Tracey Call, Viola Call 1962-4-6 2109 Riverside 3 mi S of Morongo Valley in desert 671 Comment
  SD128756  Ambrosia salsola var. salsola Darley F. Howe 1980-4-15 Riverside 4 miles west of Mesa Verde, south slope of McCoy Mountains, Highway 10 Comment
  RSA162692  Ammannia coccinea J. D. Olmsted 1959-9-23 996 Riverside Riverbottom, crossing W of Lakeview at bottom of the Lakeview grad on E side of hills, Lakeview hills to Lake Elsinore 442 Comment
  UCR43346  Amorpha californica R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61186 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: Cole Canyon. 534 Comment
  RSA606084  Amorpha fruticosa R. S. Woglum 1941-5-14 3039 a Riverside Peninsular Ranges / Sonoran Desert transition: Coyote Canyon. Comment
  UC219586  Amorpha fruticosa P. A. Munz 1922-6-24 5790 Riverside Pipe Creek San Jacinto Mts., Hemet Valley 1402 Comment
  RSA0089619  Amsinckia intermedia N. C. Cooper 1949-3-15 3012 Riverside Banning. 701 Comment
  RSA556478  Amsinckia intermedia Julie Greene 1993-3-13 1002 Riverside between ranch fence and permanent pond. 441 Comment
  RSA613322  Amsinckia intermedia D. L. Banks 1997-3-1 1387 A Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, west of Pala Road. Reservation lands west of the casino and along Pechanga Creek. 329 Comment
  RSA0089616  Amsinckia intermedia P. A. Munz, R. D. Harwood 1920-3-20 3381 Riverside 5 miles S of Corona. 305 Comment
  UCR116672  Amsinckia menziesii A. C. Sanders, Carolyn Washburn 2001-5-10 24241 Riverside Perris-Aguanga Basin, 1 mi. south of Winchester on the east side of Hwy 79 (Winchester Rd.) just south of Patton Ave. 488 Comment
  UCR11338  Amsinckia tessellata John M. Spencer 1971-4-16 s.n. Riverside Sonoran (Colorado) Desert, Joshua Tree National Monument [now Park], 1 mi. north of Cottonwood Spring campground & Ranger Station [via Pinto Basin Rd.] 956 Comment
  JOTR34229  Amsinckia tessellata var. tessellata La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 3082 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Lower ridges at base of Quail Mountain; within old burn area between Lost Horse Valley and Juniper Flats (Stop 2) Comment
  RSA772408  Amsinckia tessellata var. tessellata Orlando Mistretta, Duncan Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4857 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
  RSA191392  Anagallis arvensis Robert F. Thorne 1967-10-27 6674 Riverside 5 mi. NW of Murrieta, Santa Rosa Ranch. Comment
  CAS-BOT-BC272871  Ancistrocarphus filagineus Steve Boyd 1986-3-9 1388 Riverside Temescal Canyon: Alberhill Mtn., south slope of mtn., just east of claymine area 487 Comment
  CLARK-A1528-4456  Andropogon glomeratus John C. Roos 1938-12-29 322 Riverside Palm Canyon Comment
  RSA0110186  Androstephium breviflorum Duncan S. Bell 2010-4-2 707 Riverside Arica Mountains: west side of mountain range within the Palen/McCoy Wilderness; approximately 2.5 air miles northwest of Priest Well; collecting along a steep sand ramp at the head of the main western drainage for the mountain range. 559 Comment
  JOTR29574  Anisocoma acaulis Andre, Jim 2006-4-26 6778 Riverside Joshua Tree National Park. ridgetop, w. of upper Long Canyon, approx. 0.5 mi. S. radio tower and of NE corner of boundary of park 1324 Comment
  UCR121190  Anthriscus caucalis D. E. Bramlet 1990-4-26 1975 Riverside Peninsular Range, E side of Rawson Canyon, c. 7000 ft. (1.3 mi.) south of Crown Valley and 8,500 ft. (1.6 mi.) NW of Black Mountain 579 Comment
  CHSC1687  Antirrhinum coulterianum Sonia R. Westerberg 1938-5-1 Riverside Banning. Comment
Read comments Mar 13 2011
  HSC25859  Antirrhinum coulterianum R. W. Spjut 1972-3-30 2350 Riverside Just SW of Coahulla Indian Reservation, 2 mi. E of Hwy. Jct. 79 on Hwy. 71, near San Diego Co. line 1220 Comment
  JEPS83435  Antirrhinum coulterianum David M. Thompson 1983-5-6 294 Riverside 1.9 mi e Aguanga, junction of Hwy. 79 and Hwy. 371, off Hwy. 79 (0.4 mi up wide gravel/dirt road); Aguanga, Aguanga Quad. (7.5', 1954) 792 Comment
  RSA304704  Antirrhinum coulterianum James R. Shevock 1970-4-25 156 Riverside Coldwater Trail 579 Comment
  UCR174177  Antirrhinum coulterianum A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32596 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
  JOTR32148  Antirrhinum filipes La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2304 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  UCR44233  Antirrhinum nuttallianum J. M. Stewart 1986-5-18 8620 Riverside San Jacinto Mtns, Chino Canyon, near Palm Springs Comment
  RSA0009202  Antirrhinum nuttallianum subsp. nuttallianum Scott D. White 1998-6-17 6750 Riverside Along Gavilan Rd. or Santa Rosa Mine Rd., ca. 7 miles survey route from Gavilan/Cajalco Rd. jtn. south and east to Santa Rosa Mine/Post Rd. jtn. 488 Comment
  RSA614021  Aphanes occidentalis D. L. Banks 1997-3-6 1400 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
  RSA615134  Aphanes occidentalis A. C. Sanders, G. Helmkamp 1997-3-15 19956 Riverside Lake Skinner area: NE of Skinner Lake in a tributary to Rawson Canyon, along the dirt road. 503 Comment
  RSA512160  Apiastrum angustifolium Ed LaRue 1989-5-4 s.n. Riverside 2 mi (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; At McViker Canyon. 488 Comment
  RSA403092  Apocynum cannabinum L. E. Hoffman 1930-9-2 s.n. Riverside San Jacinto Mts. Riverside. Comment
  RSA0125490  Arabis M. B. Dunkle 1935-3-31 4436 Riverside Hills North Cottonwood Springs. Colorado Desert. 701 Comment
  RSA0001900  Arabis johnstonii P. A. Munz, I. M. Johnston 1922-5-19 5485 Riverside Kenworthy, San Jacinto Mts. 1372 Comment
  RSA49195  Arabis perennans P. A. Munz 1949-4-13 13049 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
Read comments Oct 9 2010
  UCR151100  Arabis sparsiflora Scott D. White, Julie Greene 1998-8-1 6966 Riverside Peninsular Ranges/San Jacinto Mtns region, Idyllwild Area, within residential community above/parallel to E bank of Strawberry Creek, between crossing at Circle Drive and Humber Park 1951 Comment
  UC6054  Arceuthobium campylopodum H. M. Hall July 1901 2566 Riverside in canyons on w side San Jacinto Mtns 1767 Comment
  UCR92754  Arceuthobium campylopodum George K. Helmkamp, E. A. Helmkamp 1995-11-16 5- 01 Riverside San Jacinto Mtns, W end of Garner Valley, 0.5 mi east of Calif. 74 on Apple Canyon Rd. (just NE of Lake Hemet) 1341 Comment
  RSA629143  Arctostaphylos Jon E. Keeley 1992-7-17 16780 Riverside Rd. to Thomas Mtn. (5S15), 4.3 km north of Toolbox Spring. San Jacinto Mtns. 1920 Comment
  RSA629172  Arctostaphylos Jon E. Keeley 1992-7-17 16791 Riverside Road to Thomas Mountain (5S15), 5.2 km north of Toolbox Spring. 1840 Comment
  CAS-BOT-BC24913  Arctostaphylos glandulosa subsp. adamsii Nancy Ryan Zabriskie; Walter Zabriskie 1970-3-25 259 Riverside c. 5 mi. up Santa Rosa Mountain road from State Highway 74. 1524 Comment
  SD136856  Arctostaphylos glandulosa subsp. glandulosa Steve Boyd, Tim Ross 1992-5-4 7208 Riverside Southern Santa Aana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero. 730 Comment
  SD152873  Arctostaphylos glandulosa subsp. glandulosa Steve Boyd, Tim Ross 1992-5-4 7180 Riverside Southern Santa Ana Mountains, Oak Flats area east of Verdugo Potrero. 730 Comment
  RSA629367  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-6-16 16819 Riverside Hwy 234, 3 km N of Hwy 74, San Jacinto Mtns. 1520 Comment
  RSA629428  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-7-17 16850 Riverside Hwy 243, 39-40 km north of Idyllwild. 1375 Comment
  POM3409  Arctostaphylos glauca L. T. Street, M. Durant 1918-5-12 s.n. Riverside San Jacinto. Comment
  RSA631766  Arctostaphylos glauca Jon E. Keeley 1992-4-17 15077 Riverside End of Woodchuck Road, Woodchuck Resort. 2 km south of Highway 79. 670 Comment
  RSA631834  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16595 Riverside Standley Road, south of Red Mountain Road, 4.3 km east of R3. 800 Comment
  UC1366100  Arctostaphylos glauca K. R. Montgomery 1969-9-7 69 -24 Riverside Wilson Valley Rd 18 mi s Hemet 1219 Comment
  RSA633522  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16684 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  RSA633533  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20151 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633611  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-11-11 22510 Riverside Steep southeast facing slopes of Andreas Canyon, south of Caramba Overlook, San Jacinto Mountains. 2050 Comment
  RSA633771  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21758 Riverside Dirt road to Santa Rosa Mountain, 8.6 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1940 Comment
  SEINET3093967 Image available Arctostaphylos pringlei Paul Lamos 1972-4-16 0416720501 Riverside .5 mi. north Lake Filmore highway 243 1646 Comment
Read comments Mar 13 2018
  POM15030  Arctostaphylos pringlei subsp. drupacea Mary F. Spencer 1922-7-2 1980 Riverside Tahquitz trail. Idyllwild. San Jacinto Mt. 1829 Comment
  RSA652428  Arctostaphylos pringlei subsp. drupacea Peter Gail 1961-5-6 s.n. Riverside Hemet Lake, San Jacinto Mts. Comment
  SBBG59984  Arctostaphylos pringlei subsp. drupacea C. B. Wolf 1932-8-4 3922 Riverside Strawberry Valley, 1.5 mi from Idyllwild on rd to Banning 1706 Comment
  UCSB4756  Arctostaphylos pringlei subsp. drupacea Gill, Robert 1959-11-22 Riverside Idyllwild; San Jacinto Mt. Range; Pacific slope drainage area 1645 Comment
  POM47184  Arctostaphylos pungens Mary F. Spencer 1920-1-12 1324 Riverside Idyllwild San Jacinto Mt. 970 Comment
  RSA635813  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16552 Riverside Red Mountain Road, 10.7-11.5 km east of R3. 1050 Comment
  RSA635992  Arctostaphylos rainbowensis Jon E. Keeley 1992-9-26 21610 Riverside W of Hwy 15, 1.5 km S of Temecula. 430 Comment
  RSA636027  Arctostaphylos rainbowensis Jon E. Keeley 1992-4-5 15062 Riverside Rainbow Canyon Rd., 2 km south of Pala Rd. 370 Comment
  UCR209400  Arctostaphylos rainbowensis Fred M. Roberts, Robt. L. Allen 2008-2-23 6709 Riverside Santa Ana Mountains, Rancho California, vicinity of Santa Rosa Plateau, Rancho California Road c. 2.2 km by road east Jefferson Ave. in Temecula 419 Comment
  CAS-BOT-BC401676  Argemone munita subsp. munita Alice Eastwood 1913-4-30 3109 Riverside Palm Springs Comment
  RSA554067  Aristida adscensionis Megan Phillips 1991-10-17 91 -20 Riverside Palm Springs, Tahquitz debris basin at base of Tahquitz Canyon, off Sunnydunes Drive. Comment
  RSA675739  Aristida adscensionis Scott D. White, W. LaHaye 2001-4-28 8431 Riverside Colorado Desert: Coachella Valley, east of Dillon Road, ca. 6 road miles north of the I-10 Freeway. 137 Comment
  UC815565  Aristida adscensionis C. L. Hitchcock 1940-3-30 5878 Riverside Cottonwood Spring Comment
  UCR148295  Aristida adscensionis 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
  UCSB38733  Aristida adscensionis Cowan, Clark 1978-4-23 Riverside 12.1 mi S on Hwy 74 from jct with Hwy 111 at Indian Wells; Whittacker transect #W-220 Comment
  RSA457765  Aristida adscensionis var. modesta Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, Timothy S. Ross 1988-3-10 2130 Riverside N. end Palen Mountains, 2 miles west of Palen Pass. 300 Comment
  RSA763990  Aristida californica Justin M. Wood, Dustin M. Ray 2010-10-21 2995 Riverside Chuckwalla Valley NE of Victory Springs and 0.9 km E of Kaiser Road on unmarked 4WD road. 198 Comment
  SBBG87668  Aristida purpurea A. C. Sanders, B. Pitzer, D. Charlton 1986-3-3 6128 Riverside Corn Spring, wash below the spring and wash and rocky slopes to the S; Chuckawalla Mtns 487 Comment
  UCSB51394  Aristida purpurea Roos, John 1965-6-23 Riverside Lost Palms Canyon, Eagle Mtns Comment
  POM6655  Aristida purpurea var. nealleyi P. A. Munz, L. T. Street 1919-5-7 2725 Riverside Mouth of Tahquitz Canyon. Comment
  UCD56562  Aristida purpurea var. nealleyi Peter H. Raven 1958-5-18 12986 Riverside San Jacinto Mountains, Pinyon Flats. Comment
  UCR19678  Aristida purpurea var. nealleyi John C. Roos, Lucille Roos 1949-4-11 4242 Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake Comment
  UC573616  Aristida ternipes var. hamulosa H. S. Yates 1937-6-27 6709 Riverside Lower San Jacinto River Canyon San Jacinto Quadrangle 640 Comment
  UCR178320  Artemisia californica T. B. Salvato, Tracy Tennant 1998-7-18 MOR- 620 Riverside San Bernardino Mtns., Morongo Indian Reservation, vicinity of Wood and Potrero Canyons 1280 Comment
  SEINET7856270 Image available Artemisia californica M. F. Barrus 1919-11-24 18 Riverside W slope of Box Springs Mts. Comment
  UCSB9169  Artemisia douglasiana Philbrick, Ralph 1954-10-24 Riverside Four miles south of Chino Institute 213 Comment
  IRVC496  Artemisia ludoviciana subsp. incompta R. H. Whittaker, W. A. Niering 1963-6-9 SJ 365 Riverside Above saw mill. Peninsular Ranges, Santa Rosa Mountains 1936 Comment
  UCR91655  Artemisia tridentata D. L. Banks, Steve Boyd 1995-10-26 0836 Riverside NW Palomar Mtns, Agua Tibia Mtns, along the Woodchuck Road, north of Woodchuck Campground; approximately 015 mi from Hwy 79 518 Comment
  RSA697767  Arundo donax J. Russell Bruff 1927-10-8 1 -T Riverside Thousand Palms Comment
  CAS-BOT-BC222820  Asclepias albicans H. M. Hall 1905-5-1 6025 Riverside Colorado Desert. Pinto Mts. Comment
  HSC25814  Asclepias albicans R. W. Spjut 1972-2-12 2189 Riverside Colorado Desert, N face of the Chuckawalla Mtns., ca. 3-4 mi. S of Desert Center. 305 Comment
  JOTR35054  Asclepias albicans La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3506 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road. South-facing bajada with shallow Sonoran desert riparian corridors among desert pavement. Comment
  RSA676277  Asclepias albicans Scott D. White 2001-4-3 8234 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10/SR 111. 396 Comment
  UCR75042  Asclepias albicans A. C. Sanders, E. Lawlor 1992-4-4 12156 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  SEINET5539659  Asclepias californica H. S. Gentry 1954-1 14257 Riverside Dripping Springs, along Route 79. Comment
  UC488986  Asclepias californica C. V. Meyer June 1927 202 Riverside Saunders Meadow San Jacinto Mts. 1676 Comment
  UCR17634  Asclepias eriocarpa O. F. Clarke 1975-7-20 s.n. Riverside San Jacinto Mtns, Valley Hi Co. Park at McMullen Flats off Hwy 243 1183 Comment
  RSA20303  Asclepias erosa Roxana S. Ferris 1938-5-15 9520 Riverside 19 mi. from Cottonwood Springs, Riverside Co. N end of Pinto Basin Comment
  RSA388392  Asclepias fascicularis R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61206 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
Read comments Jun 30 2018
  RSA401252  Asclepias fascicularis N. C. Cooper 1949-6-24 4313 Riverside West of Pinon Flats, San Jacinto Mountains. 1524 Comment
  SDSU13501  Asclepias fascicularis W. Miller with C. Mosse 1972-7-20 Riverside West of R.C. Weather Station. Comment
  UCR133005  Asclepias fascicularis John Wear 1998-7-8 s.n. Riverside San Jacinto Mtns., Pine Meadow in eastern Garner Valley, R-Ranch, just east of Hwy 74, between Gold Hill and Thomas Mountain 1402 Comment
  CLARK-A1528-124  Asclepias mexicana John C. Roos 1951-10-24 5333 Riverside Riverside 228 Comment
  SBBG58650  Asclepias subulata R. H. Nordhoff 1940-11-10 608 Riverside near Thousand Palms Cyn Comment
  UCSB12490  Asclepias subulata Breedlove, Dennis 1961-9-11 Riverside Along roadside U.S. 60-70, 16.4 mi. E of Indio 441 Comment
Read comments Mar 29 2014
  UCR64603  Aspidotis californica P. A. Munz 1918-4-27 2119 Riverside Peninsular Range, Temecula 427 Comment
  RSA740075  Aster ascendens Scott D. White, Justin M. Wood 2008-6-16 12138 Riverside San Jacinto Mountains: Meadow at Quinn Flat. 1378 Comment
  RSA703415  Astragalus LeRoy Gross, Leland Lubinsky, Victor W. Steinmann, Linda Lee Worlow 2005-2-17 1456 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  UCR245966  Astragalus aridus Duncan S. Bell 2009-3-9 111 Riverside Arica Mountains, east side of the range, west side of Rice Valley, c. 2.7 air miles NE of Priest Well, or c. 3.3 air miles SE of ghost town of Rice 244 Comment
  POM145548  Astragalus bernardinus J. B. Feudge 1926-5-9 1865 Riverside Keyes Ranch, Little San Bernardino Mts 1220 Comment
Read comments Apr 6 2011
  UCD104690  Astragalus crotalariae David S. Verity; Jane Turner, Francis M. Ball 1964-2-15 SK and F 1366 Riverside E side Salton Sea ca. 1 mile N of Imperial Co. line. 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
  RSA781909  Astragalus didymocarpus var. dispermus Duncan S. Bell 2010-5-1 899 Riverside Arica Mountains: northwest section of the project area, approximately 2 air miles south of the junction of Highway 62 and the aqueduct access road. 283 Comment
  RSA800102  Astragalus didymocarpus var. dispermus Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-7 4771 Riverside East side of the Arica Mountains; west side of Rice Valley approximately 5.5 air miles southeast of the ghost town or Rice or approximately 4.75 air miles east of Priests Well. 208 Comment
  POM188069  Astragalus douglasii var. parishii L. Crutcher 1933-7-1 18 Riverside 1 mile below Camp Tahquitz Comment
  SFV4932  Astragalus douglasii var. parishii M. H. Grayum 1971-6-9 s. n. Riverside San Jacinto Mountains Along Banning-Idyllwild Road. 1524 Comment
  RSA674713  Astragalus gambelianus Scott D. White 2000-5-1 7746 Riverside Corona: Western foothills of Santa Ana Mountains near Bedford Canyon. 351 Comment
  CAS-BOT-BC186902  Astragalus insularis var. harwoodii C. L. Hitchcock 1966-3-21 24331 Riverside 15 mi. s. of Rice, on dirt road to Blythe Comment
  RSA498233  Astragalus lentiginosus var. coachellae Robert M. Perkins, H. de Forest 1937-3-15 381 Riverside 26 miles west of Indio. Comment
  UCR265197  Astragalus lentiginosus var. coachellae David Fraker, Aaron C. Sedgwick 2012-5-8 94 Riverside Sonoran (Colorado) Desert, south of Hwy 111 along dunes at base of the San Jacinto Mtns. 375 Comment
  UCR84217  Astragalus lentiginosus var. coachellae G. R. Ballmer, G. F. Pratt, Kay Stockwell 1995-2-12 s.n. Riverside San Bernardino / Colorado Desert, Mission Creek Canyon, near gate on Mission Creek Road east of the ranch 640 Comment
  LA205563  Astragalus nuttallianus var. cedrosensis Philip A. Munz; D. Keck 1922-4-12 4846 Riverside Chuckwalla Mountains, vicinity of Corn Springs 670 Comment
  RSA525233  Astragalus pachypus var. jaegeri Steve Boyd, T. S. Ross 1990-5-11 4610 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79. 549 Comment
  CAS-BOT-BC192762  Astragalus palmeri Reid Moran 1941-5-4 837 Riverside East of Quail Spring, Joshua Tree Nat. Mon. 1300 Comment
  POM122364  Astragalus pomonensis Marcus E. Jones 1926-5-29 s.n Riverside South of Temecula. Comment
  RSA192131  Astragalus pomonensis E. W. Lathrop 1964-5-10 5357 Riverside 10 miles west of Murrieta. 610 Comment
  RSA643334  Astragalus pomonensis R. D. Goeden, W. D. Ricker 1965-6-10 s.n. Riverside tributary of Temecula River, near Oak Mtn. 457 Comment
  RSA713871  Astragalus pomonensis M. Wall 2006-3-17 411 Riverside East Hemet Valle Vista area off of Cedar Avenue off of Mountain 509 Comment
  SEINET5540495  Astragalus pomonensis H. S. Gentry 1954-1 14253 Riverside Dripping Springs, along Route 79. Comment
  UCR111970  Astragalus pomonensis A. C. Sanders, T. B. Salvato 2000-5-25 23401 Riverside Peninsular Range, Menifee Valley, south of Newport Rd., north of Holland Rd. and west of Bradley Rd., 2 miles due east of Railroad Canyon Lake 488 Comment
  UCR220319  Astragalus pomonensis John F. Green 2005-3-7 s.n. Riverside Peninsular Range, Wildomar, west of Grand Ave off Sweet Nectar Rd. 415 Comment
  SBBG67409  Astragalus preussii var. laxiflorus M. N. Ackley 1928-4-4 565 Riverside Coral Reef Ranch, Coachella Valley Comment
Read comments Mar 16 2012
  POM293697  Atrichoseris platyphylla Lyman Benson, Robert Benson 1952-4-8 14847 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area 610 Comment
  RSA418185  Atrichoseris platyphylla M. B. Dunkle 1933-3-4 3035 Riverside Painted Canyon, Colorado Desert. 30 Comment
  UCR196358  Atrichoseris platyphylla Naomi Fraga, Lisa Rojas 2005-2-10 1405 A Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 361 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
  UCSB9777  Atrichoseris platyphylla Haller, John 1958-3-22 Riverside Immediately S. of Hwys 60-70, 5.8 miles E. of Desert Center Comment
  SEINET3930590  Atriplex canescens R. L. Piemeisel 1914-9-25 4044 Riverside 4 mi. W. of Indio Rd. to Indian well.; 0 Comment
  SEINET3930604  Atriplex canescens Grant D. Brown 1950-3-5 491 Riverside 3 miles east of Indio on highway #60/70.; 0 9 Comment
  LA204703  Atriplex canescens var. laciniata Raymond B. Cowles; 1936-11-29 sn Riverside Indian Wells Comment
  RSA696733  Atriplex canescens var. laciniata J. R. Bruff 1927-10-8 s.n. Riverside Thousand Palms. Comment
Read comments Sep 10 2011
  SD240965  Atriplex canescens var. macilenta Dave Silverman 2010-3-24 7828 Riverside South Palen Lake, Chuckwalla Valley, 4.5 km SE of Sidewinder Well, 2.3 km SW of Palen Dunes Drive, and 4.2 km N of Interstate 10. 128 Comment
  RSA601788  Atriplex coronata var. notatior D. E. Bramlet 1997-3-13 2498 Riverside Nichols Road Wetlands. This site is located aproximatly 183 m. southeast of Nichols Road, 91m west of Collier Ave. and 196m west of I-15., The locality is east of the existing dirt road extending south from Nicholas Rd. and adjacent to Alberhll Creek. 381 Comment
  UCR66971  Atriplex coronata var. notatior D. E. Bramlet 1990-6-13 2034 Riverside Perris-Aguanga Basin region, c. 600 m SE of the San Jacinto Wildlife area, in dry duck ponds 2 km east of Davis Road. Population found beside a dirt road c. 100 m NE of an existing dog kennel. 473 Comment
  UCR70541  Atriplex davidsonii D. E. Bramlet 1991-6-20 2200 Riverside Perris-Aguanga Basin region, San Jacinto Valley, San Jacinto Wildlife Area: c. 8m east of Davis Rd & 150 m north of the San Jacinto River levee. Old river bed beside the channelized area of the river. 475 Comment
  CAS-BOT-BC170257  Atriplex hymenelytra L. A. Greata 1905-4-1 396 Riverside Coachella Comment
  SBBG118903  Atriplex hymenelytra S. Boyd with T. Morgan, A. Virgen, S. DeGroot, V. Arvizu, T. Thibault 2004-5-14 11247 Riverside W base of the Chocolate Mtns, ca. 1.25 mi N of Imperial County line, ca. 3.75 mi W of aqueduct, accessed by dirt rd of main aqueduct rd at siphon station, within boundaries of US Navy's Chocolate Mtns Aerial Gunnery Range (33 26'42.7N, 115 38'06.2"W) 490 Comment
  RSA478279  Atriplex lentiformis H. de Forest 1929-4-18 s.n. Riverside Colorado Desert Comment
  SEINET4136500  Atriplex lentiformis Steven K. Langer 1994-4-6 s.n. Riverside West side of State Hwy. 11, south side of Coachella.; 0 30 Comment
Read comments Jul 19 2015
  RSA1375  Atriplex polycarpa B. D. Stark 1930-4-1 779 Riverside Cathedral City Comment
  UC65009  Atriplex polycarpa E. E. Schellenger 1904-10-16 34 Riverside Palm Springs , Palm Springs (s Colorado Desert) Comment
  UCR172138  Atriplex serenana A. C. Sanders 2006-5-11 32254 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
  RSA736292  Atriplex suberecta Scott D. White, Justin Wood 2008-5-27 12031 Riverside North bound I-215 freeway corridor, S of San Jacinto River crossing. 431 Comment
  UCR111777  Atriplex suberecta Mitch Provance 1998-5-4 1714 Riverside Riverside (Rubidoux), Belltown area, 'gravel pits' just south of 26th St. and Hall Ave. 250 Comment
  RSA747841  Baccharis brachyphylla Scott D. White, Justin M. Wood 2009-4-29 12626 Riverside Little San Bernardino Mountains: City of Desert Hot Springs, Proposed development N of Pierson Blvd and E of Verbena Dr. 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
  RSA736300  Baccharis pilularis Scott D. White, Justin M. Wood 2007-10-3 11761 Riverside Site of proposed 'Liberty Quarry'. Mountains between Temecula Valley and Rainbow Valley just W of Interstate 15. N of the San Diego County Line. 335 Comment
  JOTR29284  Baccharis salicifolia La Doux, Tasha 2003-9-4 1574 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam 1280 Comment
  CAS-BOT-BC106674  Baccharis salicina A. C. Sanders; P. MacKay; C. L. Sanders; G. Helmkamp; J. Stewart 1994-12-4 15882 Riverside Colorado Desert, Salton Sink: Dos Palmas oasis area, San Andres palm grove, 1.75 km (1.1 mi) WSW of Rancho Dos Palmas, -22 Comment
  JOTR32491  Bahiopsis parishii Herskovits, Tasya, M. Harding 2011-5-20 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; Ryan Mountain; Rocky slopes bordering Ryan Mountain Trail (Stop 1) 1428 Comment
  POM294110  Bahiopsis parishii Lyman Benson 1946-4-15 12044 Riverside Canyon on Twenty-nine Palms Road from Whitewater. 457 Comment
  POM4926  Bahiopsis parishii I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon 305 Comment
  RSA79172  Bahiopsis parishii Philip A. Munz, Percy C. Everett 1952-5-2 16243 Riverside Dry Morongo Wash, n.w. end of Coachella Valley 457 Comment
  SEINET3104137  Bahiopsis parishii Sears 1977-10-12 S-- 559 Riverside Corn Springs Road in Corn Springs wash 3 miles from Corn Springs and 5 miles from the highway. 439 Comment
  POM41586  Baileya pauciradiata Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  UC665908  Baileya pauciradiata Ira L. Wiggins 1941-3-27 9687 Riverside 8 mi ne of, s end of Coxcomb Mts. Desert Center; Coxcomb Mountains Comment
  UC1563072  Baileya pleniradiata Steve Boyd and Orlando Mistretta 1986-3-13 1439 Riverside ne of Desert Center; West Side Palen Mts. Comment
  RSA571292  Barbarea orthoceras Steve Boyd, D. L. Banks 1994-4-5 8272 Riverside San Mateo Canyon Wilderness Area of the Cleveland National Forest, in the vicinity of Oak Flats east of Verdugo Potreto, along the Lucas Canyon Trail. 732 Comment
  CAS-BOT-BC172814  Bebbia juncea A. C. Sanders; T. B. Salvato; Matthew Malle; Jonas Winbolt 2010-5-17 38384 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
  OBI37543  Bebbia juncea Steve Boyd 1985-7-23 1021 Riverside De Luz Rd, 8.5 mi west of Rancho Califonria 274 Comment
  POM350774  Bebbia juncea Robert Gustafson, Gary D. Wallace 1982-5-19 2568 Riverside Pines to Palms Hwy (Hwy. 74), vicinity of Pinyon Flat campground. Comment
  RSA0002511  Bebbia juncea M. B. Dunkle 1935-4-17 4556 Riverside W. of Wiley Well. Colorado Desert. Comment
  UCR33557  Bebbia juncea Faulkner 1978-4-27 505 Riverside Eastern Colorado Desert, 22 mi NW of Blythe, north and west of Midland 306 Comment
  UCSB42271  Bebbia juncea Roos, John 1965-6-19 Riverside Sky Line Drive, S of Corona, Santa Ana Mountains. Comment
Read comments May 21 2011
  LA203070  Bebbia juncea var. aspera A. M. Johnson; 1933-4-28 4239 Riverside Indian Wells highway along new mountain highway to Hemet, 2 to 3 mi. up from Palm Springs Comment
  RSA793273  Bebbia juncea var. aspera Aaron C. Sedgwick, Joella Simons Adkins 2012-10-23 144 Riverside In a wash east of the intersection of Hwy. 62 and 177 in the Granite Mtns. The northwestern section of the Granite Mtns. 451 Comment
  SD144058  Bebbia juncea var. aspera Scott White 1993-4-22 1225 Riverside North Alberhill Ranch, in hills N of Walker Canyon. 490 Comment
  SDSU13510  Bebbia juncea var. aspera W. Miller with C. Mosse 1972-8-9 Riverside Comment
  CLARK-A1528-7860  Berberis dictyota John C. Roos 1940-2-17 890 Riverside Reche Canyon Comment
  POM219102  Berberis nevinii F. M. Reed 1932-6-20 7242 Riverside One half mile east of Dripping Springs on road from Temecula to Aguanga. Comment
  SBBG81103  Bidens laevis S. Cantrell, W. Appleby 1985-9-19 Riverside Santa Ana River Regional Park, Riverside, S side of river; T2S, R5W SW 1/4 S30 207 Comment
  UCR113587  Bidens laevis A. C. Sanders, Mitch Provance, B. Pitzer 2000-9-27 23679 Riverside Santa Ana River Valley, SW side of Mt. Rubidoux, NW of intersection of Tequesquite Ave. and Gregory Rd., near confluence of Arroyo Tequesquite and the river 232 Comment
  CAS-BOT-BC478936  Bloomeria crocea var. crocea Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Idyllwild Comment
  RSA0128855  Boechera Scott D. White, Julie Greene 1998-8-1 6966 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
  RSA482668  Boechera californica T. H. Holmes 1932-3-27 s.n. Riverside Millard Canyon Comment
  UC597596  Boechera californica Philip A. Munz 1937-5-30 15085 Riverside nw slope Santa Rosa Mts. 2133 Comment
  RSA670151  Boerhavia coccinea T. C. Fuller 1968-7-17 17388 Riverside San Jacinto, behind post office, 288 E. Main St. Comment
  CAS-BOT-BC434514  Boerhavia diffusa J. Smeaton Chase 1916-7-1 s.n. Riverside Palm Springs, Colorado Desert Comment
  CAS-BOT-BC434516  Boerhavia diffusa T. C. Fuller 1968-7-17 17388 Riverside 288 E. Main St., San Jacinto Comment
  JOTR35995  Boerhavia wrightii Harding, Mitzi, Mark Wheeler 2012-9-4 206 Riverside Joshua Tree National Park. Clark's Pass; low area of mud flats surrounded by fine sand hills, just south of Highway 62 (stop 5) 538 Comment
  UCR112762  Boerhavia wrightii A. C. Sanders, T. B. Salvato 2000-4-21 23350 Riverside Coachella Valley, east side of the Coachella Canal between I-10 and Ave. 56 (Airport Rd.), 3 miles east of Thermal 15 Comment
  RSA38417  Bothriochloa barbinodis P. A. Munz 1946-10-21 11588 Riverside Live Oak Tank, Joshua Tree National Monument. 1220 Comment
  RSA537263  Bouteloua aristidoides D. Atwood 1991-9-9 17077 Riverside 4.8 miles west of Chirachoa Summit along I-10. Comment
Read comments Jun 24 2012
  UCR111989  Bouteloua aristidoides A. C. Sanders, T. B. Salvato, Mitch Provance 2000-4-25 23370 Riverside Coachella Valley, east side of Coachella Canal between I-10 and Ave. 52, east of Coachella 24 Comment
  JOTR30294  Bouteloua curtipendula Andre, Jim, Tasha La Doux 2007-9-6 8705 Riverside Joshua Tree National Park. On dirt road to Lost Horse Ranger Station, below Hemingway Buttress 1236 Comment
  UCSB22539  Bouteloua curtipendula Breedlove, Dennis 1961-9-11 Riverside Pinyon Flats Campground along CA Hwy 74; Santa Rosa Mtns 1249 Comment
Read comments Mar 29 2014
  CDA42237  Brandegea bigelovii Don Nelson 1973-1-3 s.n. Riverside 12 miles north of Blythe on Midland Road. 0 Comment
  UCR103351  Brandegea bigelovii George K. Helmkamp, E. A. Helmkamp 1998-1-17 2540 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road ENE of Mecca and on the north side of the Coachella Canal .3 Comment
  UCR148303  Brandegea bigelovii 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
  UCR243178  Brassica juncea A. C. Sanders 2013-4-29 40807 Riverside Riverside, UCR campus, near greenhouses SW of Herbarium 360 Comment
  UCR50579  Brassica nigra B. G. Pitzer, E. Misquez 1988-2-28 0621 Riverside Santa Ana Mtns, Walker Basin, southwest of Murrieta, Avenida Del Oro, 2 mi south of Rancho California Road 428 Comment
  RSA0064520  Brassica nigra Bruce Albert 1982-4-17 31 Riverside Cajalco Road, 0.7 miles east of I-15; south of Corona. Comment
  CDA3590  Brassica tournefortii G. D. Barbe, T. C. Fuller 1973-2-27 1044 Riverside West side of Coachella Canal, Highway 195 in Box Canyon, east of Mecca. 0 Comment
  UCR214437  Brassica tournefortii A. C. Sanders, Richard Dwerlkotte 2010-3-22 37505 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 2 mi. SE of Sidewinder Well, south of Palen Dry Lake, SW of Palen Mtns. 142 Comment
  RSA770437  Brickellia atractyloides var. arguta Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4569 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UC30715  Brickellia oblongifolia var. linifolia H. M. Hall 1901-6-1 2142 Riverside San Jacinto Mountains Comment
  POM11651  Brodiaea filifolia Philip A. Munz, I. M. Johnston 1922-5-19 5412 Riverside 1 mi E of Perris Comment
Read comments Jul 6 2009
  RSA559357  Brodiaea santarosae Steve Boyd, Timothy S. Ross 1992-5-15 7385 Riverside Southern Santa ana Mtns., southern flank of Elsinore Peak along old Main Divide Road track about 1/4 mile due south of radio towers, 1037 Comment
  UCR35294  Brodiaea terrestris subsp. kernensis L. B. Ziegler 1969-7-1 386 Riverside San Jacinto Mtns, Meadows of May Valley, Upper Herkey Creek 1616 Comment
  SEINET14396884  Bromus anomalus F. S. Crosswhite 1960-11-4 Riverside Riverside. Comment
  RSA683092  Bromus carinatus Scott D. White, T. B. Salvato, L. V. DeMarco, Jessica Christian 2001-6-30 8660 Riverside Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  UCR125474  Bromus carinatus A. C. Sanders 2003-4-6 25945 Riverside San Bernardino/Santa Ana River Valley Region, Riverside, weed in yard at 422 Campus View Dr. 341 Comment
  UCR201652  Bromus carinatus Scott D. White, Justin M. Wood 2008-5-15 12010 Riverside San Jacinto Mountains, Johnson Meadow 1476 Comment
  SEINET235857 Image available Bromus carinatus var. carinatus Scott D. White 1997-5-18 5154 Riverside Vista Grande Area: Just W of USFS Vista Grande Fire Station (i.e. Hwy 243 ca. 10 road miles SE of Banning). 1500 Comment
  UC37740  Bromus catharticus H. M. Hall August 1899 1365 Riverside Riverside; Southern California, Riverside Comment
  UC1131018  Bromus grandis H. S. Yates 1936-8-29 6383 Riverside Fuller Creek 1676 Comment
  UCR201697  Bromus hordeaceus Scott D. White, Justin M. Wood 2008-5-15 11988 Riverside San Jacinto Mountains, Johnson Meadow 1476 Comment
  RSA556483  Bromus rubens Julie Greene 1036 -A Riverside San Jacinto Wildlife Area: North of the eastern pond. 441 Comment
Read comments Mar 3 2013
  SEINET244831 Image available Bromus tectorum A. C. Sanders 2002-4-16 24957 Riverside The Badlands: Laborde Canyon and adjacent slopes and side canyons, 1 mile east of Mt. Eden, SW of Beaumont 549 Comment
  UCD59904  Bromus tectorum var. glabratus A. A. Beetle 1942-4-22 3182 Riverside Rt. 60 and 70, 5 miles east of Shavers Summit. Comment
  UCR2263  Bromus trinii F. M. Reed 1907-4-7 1274 Riverside Streambed at foot of Box Springs Mountain Comment
  RSA517252  Caesalpinia virgata Steve Boyd 1986-2-18 1322 Riverside Mecca Hills, Colorado Desert: Painted Canyon N of Highway 195. Comment
  RSA550273  Caesalpinia virgata Walter Wisura, John Dolan, Michael Wall 1992-3-24 4623 Riverside Lowdesert: 6.2 miles NE of Mecca on Box Canyon Road. Comment
  RSA697937  Caesalpinia virgata J. R. Bruff 1932-3-22 s.n. Riverside 1000 Palms. Comment
  RSA342515  Calandrinia ciliata R. F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 52008 Riverside Santa Rosa Plateau: Mesa de Colorado. 610 Comment
  UCR116855  Calandrinia ciliata A. C. Sanders, Steven R. Hill 2001-5-4 24138 Riverside Santa Ana Mtns. region, W of Temecula, Santa Rosa Plateau area, top of escarpment on Rancho California Rd. at Avenida del Oro (to Sandia Creek. Dr.), E side of Rancho Calif. Rd. 488 Comment
  UCR16503  Calandrinia ciliata Joe Buriel 1966-3-18 s.n. Riverside Riverside, off Mockingbird Canyon Road, 1.5 mi south of Van Buren turnoff 457 Comment
  SBBG101639  Calandrinia menziesii S. Boyd, T. Ross, L. Arnseth, J. Bonilla 1990-4-2 4042 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, Hwy 79, E of USFWS Dripping Springs Guard Station 487 Comment
  RSA666511  Callisia repens A. C. Sanders 2001-11-20 24886 Riverside San Bernardino Valley region: Riverside, yard of house at 422 Campus View Dr. 341 Comment
  RSA357149  Callitriche heterophylla subsp. bolanderi R. F. Thorne 1973-5-23 43876 Riverside Santa Rosa Plateau: Mesa de Colorado. 610 Comment
  UCR26355  Calocedrus decurrens A. C. Sanders, J. A. Harpel 1981-8-26 2337 Riverside Santa Rosa Mtns., Cedar Spring 2250 Comment
  POM48371  Calochortus invenustus I. M. Johnston 1924-7-27 8776 Riverside Dark Canyon, San Jacinto Mountains. 2287 Comment
  CAS-BOT-BC132462  Calochortus plummerae Mitch Provance 1998-6-9 631 Riverside Jurupa Mountains: SE Pyrite Canyon, ca .3 NW of the Jurupa Mountains Culture Center 366 Comment
  UCR144115  Calycadenia tenella Scott D. White 2000-5-1 7748 Riverside Santa Ana Mtns, Corona, western foothills of Santa Ana Mtns near Bedford Canyon 412 Comment
  JOTR16572  Calycoseris parryi Moore, Sue 1968-4-29 s.n. Riverside Joshua Tree National Park. COTTONWOOD CANYON Comment
  JOTR32182  Calycoseris parryi Harding, Mitzi & Herskovits, Tasya, D. Oquendo 2011-5-5 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Wide sandy canyon wash (Stop 1) 1149 Comment
  UCD129988  Calycoseris parryi William Shapeero 1954-4-28 s.n. Riverside Joshua Tree National Monument. Comment
  RSA176351  Calycoseris wrightii R. F. Thorne 1963-3-29 32423 Riverside 9 miles E of Mecca, Mecca Hills 152 Comment
  RSA776960  Calycoseris wrightii Thomas Stoughton, Chrsiti Gabriel, Stephanie Rockwood 2011-3-30 910 Riverside McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 290 Comment
  SEINET7063460  Calyptridium monandrum A. G. Vestal 1947-3-30 s.n. Riverside San Jacinto Valley. UTM Zone 11, 497479mE, 3743001mN. (WGS84/NAD83). 442 Comment
  SDSU17434  Calyptridium monospermum C. Matt Guilliams, Michael and Lori Simpson, Mike Silveira 2007-6-26 378 A Riverside San Jacinto Wilderness State Park, Round Valley Campsite. Ca. 50 meters east of stone buildings near trail junction, along west edge of Round Valley. 2755 Comment
  RSA422204  Calystegia macrostegia subsp. arida Christopher Davidson 1977-5-25 5655 Riverside Mesa de Burro, Sta. Rosa Plateau area of the Sta. Ana Mts. 701 Comment
  RSA763057  Calystegia macrostegia subsp. arida E. W. Lathrop 1973-4-11 7405 Riverside 4 miles west of Corona between Tin Mine Canyon and Santiago Peak, Skyline Drive. Comment
  POM12924  Calystegia occidentalis subsp. fulcrata P. A. Munz 1922-6-27 5843 Riverside Santa Rosa Mountains, Santa Rosa. 1981 Comment
  UC1184251  Camissonia Peter H. Raven 1958-2-15 11583 Riverside roadside embankment at turn to Corn Springs base of Chuckawalla Mountains Comment
  UCR277468  Camissonia Mitch Provance 2012-4-1 412- 38 Riverside Badlands of Western Riverside County, N side of San Timoteo Canyon Rd., about 4.5 mi WNW of intersection with I-10, N of old Haskell residence 646 Comment
  CLARK-A1528-3317  Camissonia bistorta John C. Roos 1966-4-5 Riverside Winchester Comment
  UCR158316  Camissonia bistorta A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30053 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
  UCR43177  Camissonia bistorta B. G. Pitzer 1986-5-6 0205 Riverside Peninsular Range, Butterfield Stage Ranch Development, hills on the north side of Pauba Valley in Rancho California area, 1 mi south of Buck Mesa, on the E side of Butterfield Stage Rd. 457 Comment
  UCR50880  Camissonia boothii A. C. Sanders 1988-5-11 7801 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal, east of the gasline road from Niland 549 Comment
  RSA719271  Camissonia brevipes Michael Honer, L. Hulse 2004-4-3 1898 Riverside Rockhouse Canyon, appx. 1/2 mi. N of intersection with Fargo Canyon. Peninsular Ranges, San Ysidro Mountains: W side of Otay Mtn; 1.5 km SSE of Savage Dam (Otay Lake); N of County Prison; near tributary to Otay River, N of O Neal Canyon. 610 Comment
  RSA126254  Camissonia brevipes subsp. brevipes Thomas Craig 1927-4-2 6 Riverside Colorado Desert, Hidden Springs. Comment
  UCR35219  Camissonia californica L. B. Ziegler 1968-5-11 288 Riverside San Jacinto Mountains foothills, mouth of Bautista Canyon 610 Comment
  UCR964  Camissonia campestris S. C. Anderson 1957-5-18 s.n. Riverside San Jacinto River, 1 mi north of junction of State Hwy 74 [presumably in vicinity of Valle Vista] Comment
  UC20448  Camissonia campestris subsp. campestris Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  POM184500  Camissonia cardiophylla C. L. Hitchcock 1932-4-7 12209 Riverside Corn Springs. Comment
  RSA454733  Camissonia cardiophylla Anstruther Davidson 1903-05 s.n. Riverside Martinez Canon, Thermal. Comment
  RSA703374  Camissonia chamaenerioides LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Lee Worlow 2005-2-17 1438 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  CAS-BOT-BC154113  Camissonia claviformis N. Aitkenhead 1977-2-1 s.n. Riverside ~2 mi. W. of junction of 1000 Palms Rd & T/L Comment
  IRVC27410  Camissonia claviformis T. B. Salvato, A. C. Sanders, Mitch Provance 2000-4-18 53 Riverside 2 mi NE of Mecca near mouth of Painted Canyon at foot of Mecca Hills, W edge of Coachella Canal Coachella Valley 9 Comment
  UCR126427  Camissonia claviformis T. B. Salvato, A. C. Sanders, Mitch Provance 2000-4-18 53 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
  UCR233702  Camissonia claviformis Duncan S. Bell 2010-5-1 889 Riverside Sonoran (Colorado) Desert, Arica Mountains, c. 10.5 air miles SW of Rice, c. 2.6 air miles S of the junction of Hwy 62 and the aqueduct access road 291 Comment
  UCR275137  Camissonia claviformis David Fraker, Aaron C. Sedgwick 2012-4-4 063 Riverside Sonoran (Colorado) Desert, south of Joshua Tree National Park, north of Hwy I-10 on powerline road, 0.5 mi west of Cottonwood Springs Road 522 Comment
  SEINET10492066  Camissonia claviformis David B. Dunn, Howard Brown; Elizabeth M. McClintock 1947-3-13 Dunn 2893 Riverside Pushawalla canyon biota. Indio hills. In wash. Comment
  RSA449183  Camissonia claviformis subsp. aurantiaca Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  RSA790629  Camissonia claviformis subsp. aurantiaca Aaron C. Sedgwick, David Fraker 2012-4-24 5 Riverside In the Palen Valley south of Hwy. 10 on Dupont Rd., ca. 2 mi. northeast of the Chuckwalla Mountains Wilderness Area. 183 Comment
  RSA766614  Camissonia claviformis subsp. peirsonii Thomas Stoughton, J. McConnaughy, A. Monks, M. Volke 2010-4-27 174 Riverside Mecca Hill Wilderness. Wash Route off Hwy 195/ Box Canyon Rd. Near wilderness boundary. 366 Comment
  RSA708565  Camissonia pallida Scott D. White, Jennifer H. Jones 2005-5-24 11102 Riverside Banning Pass area: Cabazon. San Gorgonio River wash and adjacent alluvial flats and benches to west. 573 Comment
  RSA617858  Camissonia refracta Walter Wisura 1998-3-28 5115 Riverside 3.1 mi W of Corn Spring S of I-10. Comment
  UC56459  Camissonia strigulosa H. M. Hall Apr. 1903 3842 Riverside Moreno Valley Comment
Read comments Mar 20 2011
  POM9585  Camissonia strigulosa I. M. Johnston 1920-5-8 s.n. Riverside Near Wineville [RR Station] in sand by road. [Wineville = Mira Loma] Comment
  SDSU3367  Camissoniopsis hirtella H. Wedberg 1958-5-18 305 Riverside At view-type parking area west of Mountain Center, San Jacinto Mountains. Comment
  UCSB4380  Camissoniopsis hirtella Kamb, Peter 1947-6-7 Riverside Hall Canyon, San Jacinto Mts 1645 Comment
  SBBG34197  Camissoniopsis pallida T. L. Secrest 1951-5-19 Riverside from Idyllwild to Hemet Lake Comment
  POM14318  Carex alma Phillip A. Munz 1922-5-19 5404 Riverside San Jacinto Canyon, 1 mile above mouth of Strawberry Creek. 1159 Comment
  RSA462420  Carex alma N. C. Cooper 1944-4-8 1049 Riverside Andreas Canyon 305 Comment
  SD245173  Carex barbarae R. F. Thorne, E. W. Lathrop, W. Wisura 1977-7-8 49554 Riverside Santa Ana Mountains: along Ortega Highway (74), about 3 miles south-southwest of El Cariso, near junction of Decker and Morrell Canyons. Comment
  POM1480  Carex praegracilis I. M. Johnston 1918-5-30 s.n. Riverside Temescal. 305 Comment
  RSA0042250  Carex praegracilis Jeri Hirshberg 1989-7-26 s.n. Riverside Vicinity of Vail Lake: spring in Butterfield country. Comment
  UCR208190  Carex praegracilis I. M. Johnston 1918-4-27 1860 Riverside Peninsular Range; Santa Ana Mtns. Region, Murrieta 305 Comment
  CHSC106621  Carex sartwelliana P. F. Zika; Nick Otting 2010-8-6 25299 Riverside N Fork San Jacinto River, Dark Canyon, at Azalea Trails Girl Scout Camp, San Jacinto Ranger District, San Bernardino National Forest. 1910 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
  RSA744928  Castela emoryi Michael Honer, Theresa Miller 2005-3-11 2066 - B Riverside Rice Valley; 4.5 mi. SSE of Rice; 1.5 mi. E of ATSF railway. 220 Comment
  UCR116979  Castilleja affinis A. C. Sanders, T. B. Salvato 2001-5-3 24084 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  JEPS60185  Castilleja affinis subsp. affinis L. R. Heckard 1969-4-24 2166 Riverside about 2.5 mi s Sage (along Highway 79) Comment
  RSA448697  Castilleja applegatei subsp. martinii N. C. Cooper 1949-6-29 4337 Riverside East side of San Jacinto Mountains. 457 Comment
  RSA0010961  Castilleja applegatei subsp. martinii Steve Boyd, Tim S. Ross, L. Arnseth 1989-5-7 3557 Riverside Vail Lake area, along Arroyo Seco drainage from junction with Kolb Creek. S to w/in 1/4 mi Hwy 79. 457 Comment
  RSA0010922  Castilleja densiflora subsp. densiflora J. C. Roos 1952-4-16 5558 Riverside Box Springs Mountains, Pigeon Pass. 396 Comment
  UCR280838  Castilleja exserta T. B. Salvato, Gregg Miller 2005-6-3 1403 Riverside Peninsular Range; Perris-Aguanga Basin Region, edge of Gavilan Hills ca 3.5 mi SW of Perris, 1.4 mi SE of Steele Peak, and 0.5 mi NNW of Good Hope Mine, E of Hwy 74 534 Comment
  SEINET3078515 Image available Castilleja exserta subsp. exserta F. A. Rauch 1966-4-4 s.n. Riverside East slope of Sugarloaf Mtn. (Box Springs Mtns.) 457 Comment
  SEINET3079827 Image available Castilleja exserta subsp. exserta J. Hirshberg 1989-3-22 Riverside Santa Rosa Plateau, S of Murrieta; small mesa just W of Mesa de Burro & Tenaja Road. 610 Comment
  UCSB45534  Castilleja exserta subsp. exserta Roos, John 1941-4-19 Riverside Reche Canyon - "Plateau" Comment
  UC1951109  Castilleja foliolosa Scott D. White, Justin Wood 2009-5-22 12918 Riverside SAN JACINTO MOUNTAINS: Old Control Road, above Halfway Spring. USGS Blackburn Canyon 7.5' Quad. Comment
  UCR193419  Castilleja minor subsp. spiralis A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35630 Riverside Peninsular Range; San Jacinto Mtns., May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1524 Comment
  RSA735865  Caulanthus heterophyllus Scott D. White, Justin Wood, Juan Hernandez 2008-3-12 11764 Riverside Site of proposed Liberty Quarry. Mountains between Temecula Valley and Rainbow Valley just W of Interstate 15. N of the San Diego County Line. 335 Comment
  UCD114540  Caulanthus heterophyllus D. E. Bramlet 1991-5-14 2150 Riverside Perris-Aquanga basin region: North Domenigoni Hills, ca. 0.5 miles SE of end of Warren Road, on large, prominent peak adjacent to old quarry, E of access road. 655 Comment
  CHSC35472  Caulanthus lasiophyllus James Henrickson 1973-3-18 8591 Riverside 16 (air) miles E of Temecula, 2.9 miles E of Aguanga along Hwy 71. 822 Comment
  UCR275751  Caulanthus lasiophyllus Thomas R. Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy 2011-3-24 855 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
  RSA171369  Caulanthus simulans J. Olmstead 1962-5-3 3518 Riverside along road from Santa Rosa Indian reservation to old village, etc.; at first canyon crossing to SW side; mid-elevation 1554 Comment
Read comments Apr 20 2013
  UCR27051  Caulanthus simulans L. F. LaPre, E. B. Ellis 1982-4-24 s.n. Riverside Santa Rosa mtns, Pinyon Flat, along road to the dump 1220 Comment
  RSA0043326  Caulanthus simulans John F. Emmel 1991-5-26 1175 Riverside San Jacinto Mountains; Spitler Peak Trail above Apple Canyon, ca. 1 air mile south of Cartridge Spring. 1584 Comment
  POM10283  Ceanothus crassifolius E. A. Zumbro 1892-03 401 Riverside Cold Water Canyon, Temescal Mts. Comment
  RSA575065  Ceanothus crassifolius Steve Boyd 1981-3-4 810304 -P Riverside Gavilan Hills region, low hill and adjacent flats along Gavilan Creek drainage at the southwest end of Harford Springs County Park on the Gavilan Plateau, north of Ida Leeona Road and east of the trailer park. 610 Comment
  RSA606778  Ceanothus crassifolius Jon E. Keeley 1996-5-13 27429 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
  SD136772  Ceanothus crassifolius Steve Boyd, Kyle Boyd 1993-3-28 7920 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
  SD2995  Ceanothus crassifolius Edmund C Jaeger 1925-12-23 Riverside Aguanga 3200 Comment
  RSA399040  Ceanothus cuneatus Bonnie C. Templeton 1953-6-26 s.n. Riverside Idyllwild 1646 Comment
  PASA2404  Ceanothus greggii var. perplexans Frank W. Peirson 1932-5-20 Riverside Hemet Valley, San Jacinto Mts. 1447 Comment
  RSA336411  Ceanothus greggii var. perplexans Robert F. Thorne, R. Whittaker, A. Shmida 1978-4-23 52083 Riverside Pinyon Flats: along Hwy 74, Santa Rosa Mountains. Comment
  RSA500225  Ceanothus greggii var. perplexans Steve Boyd, C. Boyd, K. A. Boyd 1989-4-15 3251 Riverside Anza Valley, along Hwy 371, 0.5 mi S of jtn with Hwy 74. Comment
  POM254878  Ceanothus integerrimus W. Pequegnat 1940-7-1 5691 Riverside Santiago Peak. 1735 Comment
  RSA262096  Ceanothus leucodermis E. W. Lathrop 1969-5-9 7029 Riverside Main Divide Truck. Trail between El Carriso and Santiago Peak, Cleveland Nat'l Forest. 1220 Comment
  SD7235  Ceanothus leucodermis Daniel Cleveland 1882-5-3 Riverside Temecula Comment
  UCR59767  Ceanothus leucodermis Steve Boyd, T. S. Ross, L. Arnseth 1989-3-31 3082 Riverside Vail Lake area, S of Hwy 79, Kolb Creek drainage, west of Woodchuck Rd. 512 Comment
  RSA570000  Ceanothus ophiochilus Steve Boyd, Kyle Boyd 1993-3-28 7915 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
  RSA570222  Ceanothus ophiochilus Steve Boyd, Tim S. Ross 1993-3-23 7891 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road, 610 Comment
  CAS-BOT-BC51920  Ceanothus perplexans Vernon Bailey 1907-9-19 1286 Riverside Beaumont, (4 miles South) Comment
  CAS-BOT-BC51921  Ceanothus perplexans Paul F. Covel 1938-4-21 1175 Riverside On grade bet. Idyllwild - Hemet Comment
  RSA0022336  Ceanothus perplexans Scott D. White, Justin M. Wood 2009-5-21 12866 Riverside San Jacinto Mountains: Garner Valley, 0.5 miles NW of Morris Ranch Rd (Kenworthy Ranger Station). 1372 Comment
  UCR213850  Ceanothus perplexans Scott D. White, Justin M. Wood 2009-5-21 12866 Riverside San Jacinto Mountains, Garner Valley, 0.5 mi northwest of Morris Ranch Road (Kenworthy Ranger Station) 1387 Comment
  UCR84591  Ceanothus perplexans Scott D. White, S. Ogg 1994-4-21 1973 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  UC1071429  Ceanothus tomentosus A. Lewis 1934-3-4 308 Riverside Tin Mine Canyon Cleveland National Forest, Corona Quad. Comment
  CAS-BOT-BC63252  Ceanothus tomentosus var. olivaceus L. R. Abrams 1935-4-7 13680 Riverside San Juan Canon, Ortega Highway, 2 mi. above Orange Co. line. Comment
  HSC18382  Ceanothus tomentosus var. olivaceus C. L. Hitchcock, C. V. Muhlick 1964-3-17 23107 Riverside 10 mi. N of Pala, along road to Elsinore. Comment
  UCR92333  Centaurea solstitialis Scott D. White, M. Wilcox 1995-7-13 3473 Riverside Santa Ana Mtns., Unnamed canyon c. 0.25 mi. SW of Grand Ave., Lake Elsinore, directly downslope from hairpin turn on State Hwy 74. 488 Comment
  RSA561419  Centaurea solstitialis Steve Boyd 1992-9-9 7690 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
  RSA573436  Centaurea solstitialis Steve Boyd 1994-9-14 8339 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, western edge of the Oak Flats area near the junction of the Lucas Canyon and Verdugo Trails. 768 Comment
  CSUSB295  Centranthus ruber Rex Sanders 1973-5-13 Riverside Santa Ana Mountains Collected in Santa Ana Mountains along Highway 74, 7.94 miles from the Orange County line, Cleveland National Forest, in Riverside city, above west end Lake Elsinore. 3 meters from roadside in decomposing granite soil, northeast-facing slope, east ... Comment
  CAS-BOT-BC279121  Centromadia pungens subsp. laevis R. F. Hoover 1968-6-6 11150 Riverside 1 mile east of Perris Comment
  SD134523  Centromadia pungens subsp. laevis Craig Reiser 1990-6-10 Riverside Adjacent to Temecula Creek within urban Temecula Comment
  UCR217501  Centromadia pungens subsp. laevis Ana Hernandez, Kim Sparks 2009-6-23 011 Riverside Perris basin, Sycamore Canyon, I km north of Alessandro Blvd., along trail next to river. 446 Comment
  SD181616  Cerastium glomeratum Scott D. White, Tasha LaDoux 2000-4-20 7705 Riverside South of Hemet, 'Gibbel Flat', in the Santa Rosa Hills. Scarce in shaded places on north-facing boulders. 609 Comment
  POM68414  Cercidium floridum Marcus E. Jones 1924-2-26 s.n Riverside Shaver's Well. Comment
  RSA444303  Cercidium floridum Walter Wisura 1988-3-2 4219 Riverside Frontage Road off I-10, near pumping station in Pinkham Wash area. Comment
  RSA637524  Cercidium floridum Scott D. White 1998-9-1 7099 Riverside East end of Coachella Valley: Bajada between Little San Bernardino Mts. and Indio Hills. Comment
  RSA663907  Cercidium floridum C. R. Annable 1995-3-10 2262 Riverside 1.6km S of Lake Cahuilla County Park. Comment
  SEINET5712807  Chaenactis artemisiifolia Ed LaRue 1990-1 s.n. Riverside 0.5 mi NW of town of Aguanga, N of Hwy 79 and W of Hwy 371; ca. 1.5 mi (air line) N of San Diego County line. Aguanga 7.5' USGS Quad.; Aguanga 640 Comment
  UCR135998  Chaenactis artemisiifolia Virginia Moran 2003-3-26 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), NE of Wilson Valley Road and west of Wilson Creek 915 Comment
  SBBG65660  Chaenactis carphoclinia M. N. Ackley -Feb-1926 254 Riverside near Edom 64 Comment
  RSA152460  Chaenactis carphoclinia var. carphoclinia Rimo Bacigalupi, L. R. Heckard 1953-5-5 4071 Riverside Canyon sides along Morongo Creek, along Hwy between Morongo Valley and Coachella Valley, alt 2250ft. 686 Comment
  RSA794080  Chaenactis fremontii J. Andre 2012-3-19 21364 Riverside Palen Valley; along Palen Pass Road (dirt), 1.2 miles east of Highway 177. 184 Comment
  SEINET2049106 Image available Chaenactis fremontii David Charlton 1988-2-25 1225 Riverside Alluvial Fan, S side of Little San Bernardino Mstns. Dillon Road and 1000 Palms Oasis Rd Jct. S of Joshua Tree National Park, parallel to I-10. 5 mi. E of Jct dillon Rd. and Fargo Cyn Rd. Near small hill with blow sand on top 2000'. 244 Comment
  UCR177856  Chaenactis fremontii Marisa Sripracha, K. A. Boyd 2004-3-21 039 Riverside San Jacinto Mtns. Foothills/Sonoran (Colorado) Desert, Snow Creek 366 Comment
  SEINET273069 Image available Chaenactis glabriuscula A. C. Sanders, N. Ferguson 1994-6-2 14631 Riverside San Jacinto Mountains: Bautista Canyon ca. 1 mile above the forest service boundary 850 Comment
  UCR155057  Chaenactis glabriuscula Jason L. Hlebakos 2005-5-30 815 Riverside Peninsular Range, Durasno Valley, SE of Coahuilla Indian Reservation, c. 11 mi east of Bonnie Road, and c. 6 mi SSW of Anza 1402 Comment
  UCR59522  Chaenactis glabriuscula Steve Boyd, T. Ross, L. Arnseth 1989-6-4 3608 Riverside Butterfield Valley, Vail Lake area, Kolb Creek drainage, N extension of Woodchuck Road, north of Hwy 79 489 Comment
  CAS-BOT-BC277409  Chaenactis glabriuscula var. glabriuscula Steve Boyd 1986-5-1 1808 Riverside Southwestern Perris Basin: Hill W of Skunk Hollow, gabbro substrate; Skunk Hollow vernal pool Comment
  POM19631  Chaenactis glabriuscula var. glabriuscula Mary F. Spencer 1923-6-16 2162 Riverside Idyllwild, San Jacinto Mts 1646 Comment
  POM351764  Chaenactis glabriuscula var. glabriuscula Ora M. Clark 1929-3-16 1691 Riverside South of Cabazon, Colorado Desert. Comment
Read comments Mar 13 2011
  RSA586110  Chaenactis glabriuscula var. glabriuscula Darin L. Banks, Steve Boyd 1995-4-5 0150 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove, W of the Dripping Springs Trail, on alluvial terraces of the W fork of Arroyo Seco. 3 573 Comment
  UC185581  Chaenactis glabriuscula var. glabriuscula Mrs. Lottie M. Wilder 1905-5-24 Riverside near Riverside (Wilder's) Comment
Read comments Feb 2 2013
  UCR44221  Chaenactis parishii A. C. Sanders 1986-6-1 6558 Riverside San Jacinto Mtns., trail to Spitler Peak from the Herkey Creek Camp to Bonita Vista road [=Apple Canyon Rd.] 1829 Comment
  HSC101261  Chaenactis stevioides Jim Andre 2012-3-19 21353 Riverside Chuckwalla Valley; along Hwy 177, 8.6 mi. NE of Jct with I-10. 152 Comment
  RSA776767  Chaenactis stevioides Amber Swanson 2011-4-8 381 Riverside Granite Mtns area E of Hwy 177 near jct 62. 423 Comment
  UC90136  Chaenactis stevioides S. B. and W. F. Parish 1882-4-1 1213 Riverside Morongo Comment
  CAS-BOT-BC284344  Chaenactis stevioides Rimo Bacigalupi; Richard Holm; R. S. Ferris 1953-4-20 4039 Riverside Along U.S. Highway 60-70 opposite Hayfield Dry Lake, 7 miles east of Shaver Summit 441 Comment
  RSA234107  Chaenactis stevioides var. brachypappa R. F. Thorne, R. Carolin 1967-3-21 41637 Riverside Joshua Tree National Monument: Cottonwood Springs. 915 Comment
  POM351836  Chaenactis stevioides var. stevioides L. H. Jones 1910-3-17 s.n. Riverside Riverside Mountain, Colorado River Comment
  JOTR35021  Chamaesyce abramsiana La Doux, Tasha, A. Miller, T. Vaughn, A. Johnson 2007-10-25 3119 Riverside Joshua Tree National Park. Pinto Basin, along Old Dale Road, near Mission Well Comment
  CHSC39253  Chamaesyce polycarpa M. O. Dillon; E. Rodriguez 1977-1-29 796 Riverside Ca. 1 mi. E of Mecca. Mojave Desert. Comment
  RSA502926  Chamaesyce polycarpa 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
  RSA793463  Chamaesyce polycarpa Duncan S. Bell, John Anderson, Kim Clark, Keir Morse 2012-11-11 4371 Riverside Mecca Hills: at Hidden Spring just off Hidden Spring Canyon, approximately 2.6 air miles south of Shaver Well, or approx. 5.4 air miles northeast of junction of Box Canyon Road and the Coachella Canal. 216 Comment
  UC2026395  Chamaesyce polycarpa Steve Boyd, Valerie Soza, Tasha LaDoux 1997-10-13 10053 Riverside COLORADO DESERT, CHUCKWALLA MOUNTAINS: Northwest base of the range, south of Eagle Mine Road exit on Interstate 10. Comment
  RSA5159  Chamaesyce polycarpa var. hirtella C. B. Wolf 1932-4-26 2970 Riverside 3 mi. east of Mecca on Blythe Road. 0 Comment
  RSA640168  Chamaesyce prostrata L. C. Wheeler 1964-10-10 8634 Riverside 3030 Oak Ave. Corona. Comment
  RSA599291  Chamaesyce serpillifolia subsp. hirtula L. C. Wheeler 1945-10-7 6140 Riverside San Jacinto Mountains. Fuller Mill Creek, North Fork San Jacinto River. 1828 Comment
  IRVC19370  Cheilanthes clevelandii R. L. Allen 1977-2-11 s.n. Riverside Bear Creek Canyon; near Ortega Highway [74]. Peninsular Ranges, Santa Ana Mountains Comment
  RSA645375  Cheilanthes clevelandii A. C. Sanders 1995-11-26 17912 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga & Anza, S of Hwy 371. Small cyn crossing Spanish Spur Trail ca. 0.1 mi. N of Deer Spr. Trail, 0.2 mi N of Kearsarge Rd. 1189 Comment
  IRVC3126  Cheilanthes covillei R. H. Whittaker, W. A. Niering 1963-5-31 SJ 116 Riverside Elks Road. Peninsular Ranges, Santa Rosa Mountains 1265 Comment
  SEINET7048180  Cheilanthes covillei Steven R. Hill 2001-5-3 33688 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
  POM893  Cheilanthes newberryi I. M. Johnston 1918-5-30 s.n. Riverside Temescal Canyon (between Elsinore and Corona) 304 Comment
  UCR113893  Cheilanthes newberryi Mitch Provance 1998-4-14 444 Riverside Jurupa Mountains, Crestmore Heights, E. Rattlesnake Mt., 'Oak Knoll' about 0.5 km west of Rubidoux Blvd., across the street from the Crestmore Mines at the Riverside Cement Company. 396 Comment
  UCR97464  Cheilanthes newberryi B. G. Pitzer 1997-3-23 2999 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
  JOTR34127  Cheilanthes parryi Andre, Jim, T. La Doux, R. B. Kelley 2011-5-4 21085 Riverside Joshua Tree National Park. Long Canyon, up side canyon approx. 400 m. west of main canyon drainage. 1171 Comment
  RSA799252  Cheilanthes parryi Thomas Stoughton, Duncan S. Bell, Debra Nelson 2011-2-20 752 Riverside North side of the Mecca hills, side canyon between the head of Box Canyon and Shavers Well, roughly 7.4 miles from Interstate 10 on Box Canyon Road 305 Comment
  UC668372  Cheilanthes parryi Annie M. Alexander and Louise Kellogg 1941-4-22 2061 Riverside White Water Canyon; Colorado Desert 548 Comment
  POM9750  Cheilanthes parryi Philip A. Munz 1921-12-31 4700 Riverside Andreas Canyon, Colorado Desert. Comment
  RSA125851  Cheilanthes viscida E. K. Balls, Percy C. Everett 1957-11-13 22798 Riverside Snow Creek, about old Fish Hatchery 701 Comment
  UC668413  Cheilanthes viscida Annie M. Alexander and Louise Kellogg 1941-4-22 2060 Riverside Whitewater Canyon; Colorado Desert 548 Comment
  UCR266361  Chenopodium D. E. Bramlet 2005-5-3 3840 Riverside Perris-Aguanga Basin Region, San Jacinto Valley, north of Stetson Ave. and west of Warren Rd. 457 Comment
  RSA0035479  Chenopodium berlandieri A. C. Sanders 2013-7-7 40858 Riverside SE of Idyllwild on Saunders Meadow Road near the trash transfer station (dump), NE of hairpin turn in road 1610 Comment
  RSA661033  Chenopodium berlandieri A. C. Sanders, Mitch Provance 1999-9-26 23076 Riverside McMullen Flat ca. 1 km NW of Valley High County Park, ca. 1 km SE of Hwy 74 off (W of) Twin Pines Ranch Rd. 1195 Comment
  SD181597  Chenopodium berlandieri var. sinuatum Scott D. White 1998-10-13 7181 Riverside Corona, near Bedford Cyn, dissected alluvial slope, foothills at eastern slope of Santa Ana Mtns, 'Joseph Canyon' wash near a disused quarry. Site adjacent to housing tracts now under construction and proposed for same. USGS 7.5' corona South quad. 334 Comment
  UCR18790  Chenopodium botrys John C. Roos 1952-6-10 5756 Riverside Santa Ana River in Riverside 259 Comment
  UC2015588  Chenopodium californicum Scott D. White 1996-3-23 3845 Riverside Perris Basin, Santa Rosa Hills, SE of Hemet (Loomis property: Friendly Hills Ranch). Comment
  UCR20741  Chenopodium californicum A. C. Sanders, Steve Boyd 1980-5-2 1395 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR166724  Chenopodium murale Scott D. White, Jennifer H. Jones 2005-4-12 10862 Riverside Coachella Valley, Indio area, vacant land NE of the I-10 Freeway interchange at Jefferson 18 Comment
  UCR232042  Chenopodium murale John F. Green 2008-4-15 0408- 05 Riverside Peninsular Range; Perris-Aguanga Valley, Moreno Valley/Mead Valley area, square parcel 0.8 km on a side, between Nandina Ave. and Oleander Ave., east of Day St. 523 Comment
  UCR274213  Chilopsis linearis Duncan S. Bell, Evan Meyer 2014-10-29 7690 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
  SEINET10457924  Chilopsis linearis David B. Dunn, A. Folsom 1948-6-17 Dunn 3820 Riverside At camp in Pushawalla canyon under palms. Below quad 6; near the mouth of the canyon. Comment
  UC1125579  Chilopsis linearis subsp. arcuata H. S. Yates 1937-6-28 6739 Riverside near Palm Springs; San Jacinto Quad. Comment
  SDSU13012  Chloris virgata Michael G. Simpson 1999-10-27 2053 Riverside Santa Margarita Ecological Reserve, San Diego State University. Along path from river to Southside facilities. 152 Comment
  UCR207970  Chloris virgata C. B. Wolf 1932-4-28 3071 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 20 miles west of Blythe on Mecca road 122 Comment
  UCR178531  Chorizanthe brevicornu R. G. Swinney 1967-5-26 145 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Snow Creek 381 Comment
  UCR214156  Chorizanthe brevicornu T. B. Salvato 2010-4-20 4055 Riverside Sonoran (Colorado) Desert, alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe 189 Comment
  CAS-BOT-BC191702  Chorizanthe brevicornu var. brevicornu Milo S. Baker 1928-4-4 2841 C Riverside Tahquitz Canon [canyon] near Palm Sps. Comment
  CAS-BOT-BC191712  Chorizanthe brevicornu var. brevicornu Roxana S. Ferris; Rimo Bacigalupi 1958-3-19 13259 Riverside U.S. gypsum mine property in Little Maria Mts., 2.3 mi above Midland P.O. Comment
  UC69320  Chorizanthe corrugata L. A. Greata April 1905 Riverside Coachella Comment
  UCR92607  Chorizanthe corrugata George K. Helmkamp 1995-3-16 s.n. Riverside Sonoran (Colorado) Desert, Below Coxcomb Mtns., west of Rice Rd., 10.3 mi. NE of Desert Center 200 Comment
  UCR48366  Chorizanthe fimbriata var. fimbriata Steve Boyd 1986-5-1 1817 Riverside S slopes of Bachelor Mtn, east end of Lake Skinner Comment
  CAS-BOT-BC191346  Chorizanthe leptotheca Edmund C. Jaeger 1932-5-12 s.n. Riverside Sage, S of Hemet 762 Comment
  OBI82256  Chorizanthe leptotheca Lee A. Ripma 2008-6-25 130 Riverside Peninsular Ranges: San Jacinto Mts; Alvin Meadows (Blackburn Canyon) 7.5' Q. 1467 Comment
  POM13938  Chorizanthe polygonoides var. longispina Charlotte M. Wilder 1905-5-29 621 Riverside West Riverside Comment
  UC55793  Chorizanthe procumbens H. M. Hall May 1901 1983 Riverside Temecula Valley Comment
  JEPS57733  Chorizanthe rigida E. E. Schellenger May 1928 Riverside e Mecca (Hayfields, Colorado Desert); Colorado Desert, Hayfields, e of Mecca Comment
  RSA392738  Chorizanthe rigida Anstruther Davidson 1920-1 s.n. Riverside Mecca. Comment
Read comments Oct 26 2009
  RSA709909  Chorizanthe rigida Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4614 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  RSA557730  Chorizanthe staticoides Steve Boyd, Ken Berg, Sandy Morey, Jon Keeley 1992-5-3 7171 Riverside Vail Lake area, ridge about 1 mile west of the lake, east of ''Little'' Oak Mountain. 610 Comment
  UC168815  Chrysolepis sempervirens A. W. Anthony 1895-7-6 Riverside San Jacinto Mtns. 2743 Comment
  UCD103717  Chylismia brevipes C. L. Hitchcock 1966-3-20 24305 Riverside 20 miles N of Ogilby, along road to Blythe. Comment
Read comments Mar 2 2013
  GMDRC9800  Chylismia brevipes subsp. brevipes J. M. Andre 2017-3-1 38009 Riverside Eagle Mountains: south end of range, 2.8 mi. north of Interstate 10 at Hayfield Rd exit 506 Comment
  JEPS23467  Chylismia brevipes subsp. brevipes I. W. Clokey 1935-4-17 6763 Riverside Shaver's Wells to Cottonwood Springs 25 Comment
Read comments Apr 24 2011
  UC1184317  Chylismia brevipes subsp. brevipes Peter H. Raven 1958-3-16 11861 Riverside Fried Liver Wash Joshua Tree National Monument, Pinto Basin Comment
  UC218061  Chylismia brevipes subsp. brevipes P. A. Munz, D. Keck Apr 9 1922-Apr 12 1922 4894 Riverside vicinity of Corn Springs Colorado Desert, Chuckwalla Mountains 609 Comment
  UC310587  Chylismia brevipes subsp. brevipes Philip A. Munz 1926-1-31 9950 Riverside Dos Palmos Spring Colorado Desert Comment
  UC700972  Chylismia brevipes subsp. brevipes Aven and Ruth Nelson 1939-3-29 3329 Riverside near Hidden Springs Canyon Comment
  UC1184445  Chylismia brevipes subsp. pallidula Peter H. Raven 1958-3-1 11745 Riverside US Hwy 95 8.6 mi n Blythe Comment
  CAS-BOT-BC160594  Chylismia claviformis subsp. aurantiaca H. M. Hall 1905-4-1 5805 Riverside 10 miles west of Coachella 91 Comment
  CAS-BOT-BC160596  Chylismia claviformis subsp. aurantiaca Ira L. Wiggins 1941-3-24 9607 Riverside 6 miles northeast of Niland, on road to Beal Well Comment
  CAS-BOT-BC160627  Chylismia claviformis subsp. aurantiaca Milo S. Baker 1928-4-3 2838 b Riverside Tahquitz [Canon] Canyon Comment
  SD39494  Chylismia claviformis subsp. aurantiaca Edith A. Purer 1935-4-21 6482 Riverside Desert floor, near Palm Springs. Comment
  UC635281  Chylismia claviformis subsp. aurantiaca H. L. Mason 1928-3-10 4182 Riverside Whitewater River Comment
  RSA0121003  Chylismia claviformis subsp. claviformis Duncan S. Bell, LeRoy Gross 2016-3-8 8830 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of the range; approximately 1.75 air miles north of the Bradshaw Trail. 466 Comment
  UCR22106  Cirsium occidentale Steve Boyd 1980-5-15 254 A Riverside Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan plateau 625 Comment
  UCR202002  Cirsium occidentale var. californicum 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
  POM12039  Cirsium scariosum Mary F. Spencer 1921-6-15 474 Riverside Idyllwild, San Jacinto Mt. 1616 Comment
  RSA747969  Cistanthe monandra Justin M. Wood 2009-5-11 685 Riverside Morris Ranch Rd., roadside just E of Tripp Meadow. 1616 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
  CAS-BOT-BC172425  Clarkia bottae C. L. Hitchcock 1928-5-20 57 Riverside Santa Ana Canyon, 8 miles west of Prado 400 Comment
  RSA192052  Clarkia dudleyana E. W. Lathrop 1966-6-1 6351 Riverside Tenaja Range, Fisherman s Creek Camp. Comment
  RSA505480  Clarkia dudleyana E. W. Lathrop 1989-5-10 s.n. Riverside 4 miles SW of Corona, West slope of Tin Mine Canyon. Comment
  UCR266485  Clarkia epilobioides Mitch Provance, Eric Kline 2015-3-26 315- 44 Riverside Temecula/Murrieta Region, Murrieta, Antelope Hills neighborhood, NE corner of Menifee Rd. and Clinton Keith Rd. 424 Comment
  UC1532828  Clarkia purpurea Robert F. Thorne, Earl Lathrop 1975-5-25 45559 Riverside Rancho California Santa Rosa Plateau, Mesa de Burro 609 Comment
  UCR232073  Clarkia purpurea John F. Green 2008-4-24 16- 03 Riverside Peninsular Range; SE Gavilan Hills, Lake Elsinore, west of Hwy 74 453 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
  UCR174072  Claytonia parviflora A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32586 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  RSA783234  Claytonia perfoliata J. D. Olmsted 1962-5-2 3470 Riverside 20 degree N slope along Banning-Idyllwild Road 1159 Comment
  UC1537252  Claytonia perfoliata subsp. mexicana Gordon H. True Jr. 1935-3-1 36 Riverside Gavilan Hills 548 Comment
  UCR265590  Claytonia rubra Jordan Zylstra 2014-3-23 14015 Riverside San Jacinto Mountains, south of K-Flat, west of Apple Canyon Road 1463 Comment
  RSA0013627  Claytonia rubra subsp. rubra LeRoy Gross, Duncan S. Bell 2013-4-30 6034 a Riverside Surveyed from Apela Drive, right at junction of road to sewage disposal ponds, south to Strawberry Creek. Started near 33.73367N, 116.75074W. And ended at 33.72912N 116.75098W. 1510 Comment
  CAS-BOT-BC92823  Clematis pauciflora Ynez W. Winblad 1938-5-15 s.n. Riverside Between Capistrano and Lake Elsinore. Comment
  UCR138641  Clematis pauciflora D. L. Banks 1997-2-17 1267 Riverside Agua Tibia Mountains, NW Palomar Mountains: NW foothills of Dorland Mtn at the S end of Los Caballos Road the University of California-Emerson Oaks Reserve. The westernmost portion of the Preserve, south of a large, privately owned citrus grove 506 Comment
  POM9597  Clematis pauciflora I. M. Johnston 1920-5-8 s.n. Riverside Butte due west of Lakeview Comment
  RSA357785  Cleome isomeris R. F. Thorne, M. Z. Thorne 1973-5-30 42673 Riverside Morongo valley Canyon: near mouth at junction of roads to Morongo Valley and Desert Hot Springs, on rocky and sandy outwash of Mission Creek. 488 Comment
  JEPS24218  Collinsia concolor Peter H. Raven 1958-5-18 13004 Riverside Pinyon Flats San Jacinto Mountains (near stream) Comment
  SD244244  Collinsia concolor A. C. Sanders, Timothy W. Chumley 2013-4-2 40744 Riverside Peninsular Range: Temescal Canyon between Horsethief Canyon Road and Hostettler Road, near I-5 Freeway, southeast of Corona (Lee) Lake (Aberhill 7.5') 377 Comment
  RSA0117426  Collinsia concolor Steve D. Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4546 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at junction of Highway R3 and Powerline Road, NE of the lake. Comment
  RSA0117429  Collinsia concolor Steve D. Boyd, Orlando Mistretta 1991-5-22 6299 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  RSA0117431  Collinsia concolor D. L. Banks, Steve D. Boyd 1995-5-9 384 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. 701 Comment
  UCR171984  Collinsia heterophylla John F. Green 2006-4-25 s.n. Riverside Peninsular Ranges, City of Temecula; Long Canyon, Southern California Edison right of way, intersection of Southern Cross Road and Agena Street W to Candida Drive 366 Comment
  UCR43789  Collinsia heterophylla var. heterophylla R. F. Thorne, W. Wisura, E. W. Lathrop, S. Meury 1985-5-18 60661 Riverside Peninsular Ranges/Santa Ana Mtns, Santa Rosa Plateau: edge of Cleveland National Forest 610 Comment
Read comments May 31 2011
  RSA0117360  Collinsia parryi A. C. Sanders 1994-5-30 14612 Riverside NNE of Beaumont at Highland Springs, hills N of the end of Bellflower Ave. at Dutton St. 950 Comment
  RSA331892  Commelina erecta Steve Morgan 1984-7-17 s.n. Riverside University of California, Riverside Botanic Garden. Comment
  RSA557372  Convolvulus arvensis Julie Greene, Scott D. White, B. Greene 1993-7-5 1395 Riverside San Jacinto Wildlife Area, On raised wet area, west of dirt road. 445 Comment
  UCR272493  Convolvulus arvensis Mitch Provance 2013-6-16 613- 23 Riverside Santa Ana River Valley, City of Riverside, Arlanza neighborhood, Foothill Elementary School on Wells Avenue, about 0.4 mi W of Van Buren 226 Comment
  RSA524408  Convolvulus simulans Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4099 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit. 610 Comment
  RSA289854  Conyza canadensis B. A. Prigge 1980-9-16 4048 Riverside Coachella Valley Stormwater Channel; W of Munroe St. Indio 0 Comment
  UC468806  Conyza canadensis F. M. Reed 1905-9-25 406 Riverside Terraces Ranch Comment
Read comments Oct 20 2007
  UCR119423  Conyza coulteri Mitch Provance 1998-6-20 707 Riverside Jurupa Mountains, Glen Avon Heights, on the north side of Conning St. (dirt road portion traversing from W to E), which lies between Campbell St. and Lindsay St. 262 Comment
  RSA412342  Cordylanthus rigidus subsp. setiger H. de Forest, Jack Rempel 1932-10-22 19341 Riverside Pines to Palms HIghway Comment
  UC1523633  Cordylanthus rigidus subsp. setiger Robert F. Thorne, Steve Boyd, and Earl Lathrop 1985-7-18 61201 Riverside Cole Canyon Santa Rosa Plateau, Nature Conservancy Reserve 535 Comment
  CAS-BOT-BC287881  Coreopsis californica J. T. Howell 1929-2-14 1232 Riverside Temescal Canyon 2 miles S of Glen Ivy Comment
  RSA160875  Coreopsis californica Percy C. Everett 1962-4-13 24451 Riverside Temescal Canyon, Hwy 71, 0.5 miles S entrance to Glen Ivy. Comment
  RSA523515  Coreopsis californica Steve Boyd 1990-3-30 3974 Riverside Vail Lake area, valley between Black Hills & Rocky Ridge. 701 Comment
  HSC5414  Coreopsis douglasii C. L. Hitchcock, C. V. Muhlick 1964-3-17 23091 Riverside 3 mi. SE of Glen Ivy Hot Springs. Comment
  LA99063  Corethrogyne filaginifolia E. R. Hobbs; G. Malanson, Walt Westman 1978-9-30 78- 132 Riverside Cortrite Avenue, Homeland Comment
  RSA0114924  Corethrogyne filaginifolia Mitch Provance 2012-7-17 712 -20 Riverside San Gorgonio Pass: Smith Creek SW of Banning, near corner of Sunset Ave. and Bobcat Rd 735 Comment
  UCR278880  Corethrogyne filaginifolia Mitch Provance 2012-7-17 712- 20 Riverside San Gorgonio Pass, Smith Creek SW of Banning, near corner of Sunset Ave. and Bobcat Rd. 735 Comment
  CAS-BOT-BC300510  Correa O. F. Clarke 2008-1-3 s.n. Riverside Peninsular Range; foothills of Box Springs Mtns.: Riverside, Watkins Drive 351 Comment
  RSA586870  Cotula australis D. L. Banks, Steve Boyd 1995-5-3 0289 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 512 Comment
  RSA192159A  Crassula aquatica E. W. Lathrop 1966-5-1 6241 -A Riverside 3 miles W of Murrieta. Santa Ana Mountains Comment
  RSA757466  Crassula aquatica R. F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-05 55210 Riverside SW of Murrieta. Santa Rosa Plateau, Mesa de la Punta near S. edge of plateau, approached from De Luz road. 730 Comment
  CAS-BOT-BC427775  Crassula connata C. L. Hitchcock 1966-3-15 24149 Riverside 1 mi. e. of Glen Ivy Hot Springs Comment
  UCR171913  Crassula connata John F. Green 2006-4-25 s.n. Riverside Peninsular Ranges, Temecula, Southern California Edison right of way between residential areas, N-S corridor between S General Kearny Road and La Serena Way; east of Veterans Park 366 Comment
  UCR226303  Crossosoma bigelovii Jim Andre 2011-2-18 15824 Riverside Coachella Valley, north end of valley at base of Morong Canyon, 0.5 mi north of indian Canyon Road, 1 mi west of Hwy 62 473 Comment
  JOTR37459  Croton californicus Hodges, Stephen, T. Green 2016-5-24 581 Riverside Joshua Tree National Park. Quail Wash; Just east of Quail springs parking lot (Stop 4) Comment
  RSA770424  Croton californicus Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4874 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
  UCD141982  Croton californicus Marian L. Vincent; Richard H. Swade 1963-10-19 465 Riverside Snow Creek Road; 2 miles from its intersection with California State Hwy.111. 365 Comment
  POM10317  Croton californicus var. mohavensis Charlotte M. Wilder 1904-4-10 497 Riverside Palm Springs, Colorado Desert Comment
  POM8167  Croton californicus var. mohavensis Mary F. Spencer 1920-3-19 1621 Riverside Palm Springs. 122 Comment
  RSA5155  Croton californicus var. mohavensis C. B. Wolf 1932-4-26 2966 Riverside 3 mi. east of Mecca on Blythe Road. 0 Comment
  HSC92615  Croton setiger J. J. Jimenez-Osornio 1986-11-22 14 Riverside In parking lot at UCR 301 Comment
  UCR169389  Cryptantha T. B. Salvato, John F. Green 2004-5-27 612 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
  POM368208  Cryptantha angustifolia F. R. Fosberg 1932-3-13 10626 Riverside Thousand Palm Canyon, Coachella Valley Comment
  POM3858  Cryptantha angustifolia H. M. Hall 1905-4-27 5922 Riverside Bottom land near Colorado river. 76 Comment
  RSA21762  Cryptantha angustifolia C. B. Wolf 1937-4-6 8434 Riverside Coachella Valley, 3 miles N of Indio. 0 Comment
  RSA650994  Cryptantha angustifolia David B. Dunn, H. Lint 1955-4-1 11832 Riverside Pushawalla Canyon, Indio Hills. Top of the hill on the east side. Comment
  SBBG128627  Cryptantha angustifolia D. Silverman, A. C. Sanders 2010-3-23 7818 Riverside Chuckwalla Valley, dunes at SSE tip of Palen Lake, 1.5 km SW of Palen Dunes Dr, 3.2 km N of I-10 and 8 km ESE of Sidewinder Well 130 Comment
  SBBG6233  Cryptantha angustifolia H. and M. Dearing 1942-3-3 4806 Riverside Cathedral City Comment
  UCR279403  Cryptantha angustifolia A. C. Sanders, Jim Malusa 2017-3-25 43017 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
  RSA9117  Cryptantha angustifolia P. A. Munz, R. D. Harwood 1920-4-4 3514 Riverside Pass south of Palm Springs. 152 Comment
  POM3856  Cryptantha barbigera H. M. Hall 1905-4-23 5856 Riverside Canyon Springs Comment
  RSA27902  Cryptantha barbigera C. L. Hitchcock 1940-4-3 5932 Riverside 1 1/2 mi. northeast of Cottonwood Spring along 29 Palms Road, Joshua Tree Nat. Monument. Comment
  UC1392688  Cryptantha barbigera R. F. Hoover 1969-4-11 11210 Riverside Mouth of Morongo Valley Canyon Comment
  UC551834  Cryptantha barbigera F. R. Fosberg 1932-3-13 10627 Riverside Thousand Palms Canyon Comment
  UCR261416  Cryptantha barbigera var. fergusoniae A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41437 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
  UCR20839  Cryptantha costata A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1304 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
  RSA0078806  Cryptantha cycloptera Steve Boyd, Sara Meury, R. Noyes, L. Arnseth, D. Nordin, Tim Ross 1988-3-10 2159 Riverside Palen Pass at the north end of the Palen Mountains. 500 Comment
  POM3894  Cryptantha intermedia F. L. Robinson, Crocker 1916-4-5 s.n. Riverside Elsinore Region Comment
  RSA0013614  Cryptantha intermedia LeRoy Gross, Duncan Bell 2013-4-30 6021 Riverside Surveyed from Apela Drive, right at junction of road to sewage disposal ponds, south to Strawberry Creek. Started near 33.73367N, 116.75074W. And ended at 33.72912N 116.75098W. 1510 Comment
  UC1392642  Cryptantha intermedia R. F. Hoover 1968-6-7 11157 Riverside Head of St. Johns Canyon Comment
  UCR154393  Cryptantha intermedia A. C. Sanders, Mike Misenhelter 2005-6-15 30972 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
  UCR16167  Cryptantha intermedia Rodney Hendrick 1965-5-2 s.n. Riverside Peninsular Range, Temecula Creek and Hwy. 71 610 Comment
  UCR187471  Cryptantha intermedia Diane Menuz 2006-5-16 091 Riverside Peninsular Range, Tule Creek watershed off Happy Valley Road, Dry Ranch, 2.5 miles NE of Aguanga 738 Comment
  SDSU21016  Cryptantha juniperensis A. C. Sanders 2014-4-8 40990 Riverside Peninsular Range: Temescal Canyon, along Temescal Canyon Rd. c. 0.2 km SE of 1-15 crossing, near mouth of Mayhew Canyon and just east of Mayhew Rd. (Lake Mathews 7.5'). Sandy benches above wash. 317 Comment
  SDSU21786  Cryptantha juniperensis A. C. Sanders, Helen Kennedy 2005-4-15 29505 Riverside South Coast: Batiquitos Lagoon Ecological Reserve, just N of the Leucadia, north side of the mouth of the lagoon between the railroad crossing and Carlsbad Blvd. 8 Comment
  JOTR28747  Cryptantha maritima La Doux, Tasha, Bill Truesdell 2004-2-24 1029 Riverside Joshua Tree National Park. Eagle Mountains; Trail to Lost Palms Oasis, southeast of Cottonwood Oasis 914 Comment
  RSA151903  Cryptantha maritima Peter M. Ray 1949-3-5 1334 Riverside Along hillcrest, Willis Palms, near 100 Palms, Coachella Valley, Riverside County Comment
  RSA499627  Cryptantha maritima Robert Gustafson 1983-3-27 2488 Riverside Dry rocky canyon southwest of Lake Cahuilla . Comment
  RSA80741  Cryptantha maritima F. W. Peirson 1919-4-13 1027 Riverside first canyon east of Palm Canyon, Palm Springs region. Comment
  UCR102705  Cryptantha maritima B. G. Pitzer 1998-1-24 3383 .2 Riverside Sonoran (Colorado) Desert, N foot of Chuckwalla Mtns, Eagle Mt Rd, south side of Hwy I-10, 0.8 mi south of Hwy at powerline rd, & wash directly south of road 500 Comment
  UCR280920  Cryptantha maritima Fred M. Roberts 2016-3-5 7995 Riverside Sonoran (Colorado) Desert, Little Maria Mountains: shallow canyon at west end, 4.3 km east of Palen Pass and 2.0 km WNW Peak "602" 116 Comment
  UCR111545  Cryptantha micrantha var. lepida Mitch Provance 1999-5-4 1693 Riverside San Bernardino Valley Region, Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  UCR193421  Cryptantha micrantha var. lepida A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35640 Riverside Peninsular Range; San Jacinto Mtns., May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1524 Comment
  UCR157669  Cryptantha muricata A. C. Sanders, N. Ferguson 1994-6-2 14635 Riverside San Jacinto Mtns, Bautista Canyon, c. 1 mile above the forest service boundary 850 Comment
  UCR181953  Cryptantha muricata Mitch Provance 2003-4-5 6616 Riverside San Bernardino Valley, Glen Avon (near border with Fontana) along the NW base of the Jurupa Mountains, south of Philadelphia St. and just east of Country Village Rd 253 Comment
  UCR87612  Cryptantha muricata A. C. Sanders 1994-5-30 14595 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  RSA0079421  Cryptantha muricata var. jonesii Steve Boyd 1991-5-20 6276 Riverside Santa Ana Mountains, NW of Lake Elsinore. Lower Rice Cyn, just inside Cleveland Nat. For. boundary. 573 Comment
  RSA703811  Cryptantha nevadensis LeRoy Gross 2005-3-3 1597 Riverside Palen Mountains, south side. Near end of old prospect road., Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W 207 Comment
  SD240924  Cryptantha nevadensis Dave Silverman, A. Sanders, J. Duffels, R Dwerlkotte and T. Beyerl 2010-3-30 7822 Riverside Southwest flank of Palen Mountains bajada, along Palen Dunes drive, 4.6 km N of I-10, 9 km ESE of Sidewinder Well. 135 Comment
  UCR41228  Cryptantha pterocarya var. purpusii N. M. Fellows, A. C. Sanders 1985-4-9 144 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
  GMDRC3509  Cucurbita palmata J. Andre, T. La Doux 2008-9-16 10705 Riverside Little San Bernardino Mountains: Joshua Tree National Park: among boulders on NE end of Splitrock Picnic Area. Queen Mountain USGS 7.5 min Quad 34 deg. .534' N 116 deg. 3.098' W. Elev. 4354 ft. 1327 Comment
  RSA543156  Cucurbita palmata Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6106 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  SEINET1910781  Cucurbita palmata R. E. Riefner Jr. 2006-1 06 -349 Riverside Lakeview Mountains, vicinity of Alicante Dr. at Jamawag Rd., N of Leon Rd. 550 Comment
  SEINET3082972 Image available Cucurbita palmata J. Hogan 1974-6-13 18 Riverside Joshua Tree National Monument: 0.5 mile north of White Tank campground 1317 Comment
  CAS-BOT-BC224608  Cuscuta californica var. papillosa D. A. Johansen; J. A. Ewan 1932-4-11 7095 Riverside Deep Canyon Wash, Colorado Desert Comment
  POM319077  Cuscuta ceanothi Patricia Wilder 1972-2-18 5359 Riverside North side of Norco, along the Santa Ana River at the end of Pedley St. 229 Comment
  SEINET238505  Cuscuta pentagona A. C. Sanders, Mihai Costea; D Bramlet T Salvato 1999-10-15 23171 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd. 1.4 mi. SE of Jackr 433 Comment
  RSA768214  Cydonia oblonga Justin M. Wood 2010-4-13 1462 -B Riverside City of Corona: Small tributatry to Temescal Wash, 0.5 miles NW of Auburndale St near Flood Control Dike. 165 Comment
  RSA0097551  Cylindropuntia bigelovii Marc A. Baker 2015-4-7 18303 Riverside 1.7 km NE of White Water Hill, just west of Hwy 62, 2 km north of its junction with Interstate 10, 13 km NW of central Palm Springs. 353 Comment
  SD130198  Cylindropuntia californica var. parkeri George E. Lindsay 1960-11-6 Riverside 6 miles southeast of Riverside, in rolling granite hills. (IPB 7/07) Comment
  SD248374  Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2013-4-15 17727 Riverside Desert Cemter 7.5'Q USGS quad. Chuckwalla Moutains, just south of Corn Springs Wash, 250 m east of its confluence with Irish Wash, 500m NW of Azted Well, 74KM west of Blythe. 641 Comment
  UCR233936  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
  SD137959  Cynodon dactylon Darin L. Banks, Steve Boyd 1995-5-3 279 Riverside Cleveland National Forest, Aqua Tibia Wilderness Area. N slope, E of Drippong Springs Alcove Area. 512 Comment
  UCR113854  Cynodon dactylon Mitch Provance 2000-6-24 2062 Riverside Riverside, Santa Ana River Wash, between the Market Street bridge and the 60 Fwy 244 Comment
  UCR137497  Cynodon dactylon D. L. Banks, V. W. Steinmann 1997-3-13 1488 Riverside NW Palomar Mtns, Agua Tibia Mtns, Vail Lake area, N and just south of Hwy 79; hills (burned in the Vail fire of May 1996) east of the Dripping Springs alcove and west of Vail Lake Marina Rd 549 Comment
  UCR188894  Cyperus erythrorhizos Fred M. Roberts, S. Leatherman 2007-9-19 6588 Riverside Santa Ana Canyon, Santa Ana River, across from Green River Golf Course, 0.15 km W of Green River Road bridge 128 Comment
  UCR65280  Cyperus erythrorhizos Steve Boyd, T. S. Ross 1989-8-28 3801 Riverside Peninsular Range, Vail Lake area, Temecula Creek at confluence w/ the lake & adjacent sedimentary hills to the east. 488 Comment
  UCR265057  Cyperus involucratus Mitch Provance 2012-11-9 612- 52 Riverside San Bernardino Valley, Box Springs Canyon, SW base of the Box Springs Mountains, E side of Interstate 215, 0.25 mi SE of the intersection of Gernert Rd. and Watkins Dr. 422 Comment
  UC1930198  Cyperus odoratus Scott D. White, Lynn Stafford 2007-7-5 11756 Riverside Chino Hills State Park: Santa Ana River floodplain just below Prado Dam. Comment
  CDA2607  Cyperus retrorsus A. C. Sanders, T. B. Salvato, G. P. Schultz, S. Morgan 2001-11-15 24885 Riverside UCR Botanic Garden, east side of the UCR campus. Comment
Read comments Nov 8 2012
  CAS-BOT-BC70570  Cystopteris fragilis H. E. Hasse 1903-7-1 s.n. Riverside Tahquitz Valley, San Jacinto Mt. Comment
  CAS-BOT-BC70571  Cystopteris fragilis Geo. B. Grant 1901-8-1 464 Riverside Strawberry Valley, San Jacinto Mts. 1524 Comment
  JEPS35183  Cystopteris fragilis Carl V. Meyer 1928-7-27 555 Riverside summit San Jacinto Peak Comment
  RSA607912  Cystopteris fragilis L. C. Wheeler 1961-6-20 7887 Riverside West fork of Tahquitz Creek. 2378 Comment
  UCR128307  Cystopteris fragilis Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8626 B Riverside San Jacinto Mtns, Idyllwild area; 'Strawberry Fuelbreak' between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek 1646 Comment
  LA109893  Cytisus striatus A. C. Sanders; Chet McGaugh 1991-7-19 11142 Riverside Murrieta Hot Springs, large venal pool on the S side of Murrieta Hot Springs Rd., E of Via Princesa and N of Calle del Lago 347 Comment
  UCR248427  Dalea mollis Duncan S. Bell 2011-12-30 3037 Riverside Sonoran (Colorado) Desert, Arica Mountains: southern section of the mountain range within the Palen/McCoy Wilderness area; c. 2 air miles southwest of Priests Well, or c. 7 air miles southwest of the ghost town of Rice 365 Comment
  CHSC99048  Dalea mollissima LeRoy Gross 2005-3-3 1558 Riverside Colorado Desert; Northeastern Colorado Desert region: Palen Mountains, south side. Near end of old prospect road. 68 Comment
  CLARK-A1656-794  Dalea schottii Jon Mark Stewart 1982-5-15 Riverside San Jacinto Mountains 853 Comment
  CAS-BOT-BC283042  Dasyochloa pulchella C. L. Hitchcock 1940-4-1 5907 Riverside 1 mi. below Cottonwood Spring, Joshua Tree Nat. Monument Comment
  UC1532803  Datisca glomerata Robert F. Thorne, C. W. Tilforth, L. DeBuhr and E. Lathrop 1975-8-29 47299 Riverside along Tenaja Creek, Cleveland National Forest Tenaja Creek; Santa Rosa Plateau, Cleveland National Forest, Tenaja Creek Comment
  UCR193503  Datisca glomerata A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35647 Riverside Peninsular Range; San Jacinto Mtns., May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1555 Comment
  RSA512137  Datura wrightii Ed LaRue 1989-4-20 s.n. Riverside Moreo Valley, old Riverside International Raceway, on Day Street, ca. 1/2 mi. S. of Hwy 60. Comment
  UCR100312  Datura wrightii B. G. Pitzer 1997-4-20 3173 Riverside Lakeview Mtns, top of the hill on Dutton Street, just east of Horseshoe Trail, at a point c. 0.4 mi. north of Stagecoach Road. 640 Comment
  UCR162548  Datura wrightii 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
  UCR154737  Daucus pusillus T. B. Salvato, Kent Beaman 2005-5-16 772 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
  UCR233581  Daucus pusillus A. C. Sanders, John F. Green 2012-4-12 40041 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. between Glen Ivy and Indian Truck Trail, c. 370 m NW of El Hermano Rd. 312 Comment
  UCR26994  Daucus pusillus E. W. Lathrop 1966-5-8 6517 Riverside Peninsular Range; Santa Ana Mountains, Cleveland National Forest, Hagador Canyon, Trabuco District, 3 miles SW of Corona 275 Comment
  UC32757  Deinandra kelloggii Geo. F. Reinhardt 1897-6-1 Riverside San Jacinto Valley Comment
  CAS-BOT-BC131033  Deinandra paniculata Peter H. Raven; Sidney R. Snow 1956-6-30 9531 Riverside Dripping Springs Guard Station, Temecula River Comment
  RSA736329  Deinandra paniculata Scott D. White, Justin M. Wood 2008-5-27 12036 Riverside Perris Basin: I-215 freeway, between Clinton Keith and Alamos. 396 Comment
  SD145467  Deinandra paniculata Brenda McMillan 1999-7-14 hem 24 Riverside Temecula, off Pourray Road. Skunk Hallow vernal pool, about 100m west of reserve gate 305 Comment
  RSA398684  Delphinium parishii Emery M. Whilton 1937-3-19 s.n. Riverside taken in the foothills near Palm Springs, Coachella Valley Comment
  UC1929699  Delphinium parishii Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10473 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
  CAS-BOT-BC7989  Delphinium parishii subsp. parishii Donald Alexander Johansen; J. Ewan 1932-4-10 7094 Riverside Mouth of Tahquitz (west) Canyon above Palm Springs, Western Colorado Desert Comment
  SD138818  Delphinium parishii subsp. subglobosum Craig Reiser 1993-5-17 Riverside West of Santa Rosa Mountain, near head of Nance Canyon and Coyote Creek Comment
  RSA356748  Delphinium parryi Robert F. Thorne 1973-5-23 45514 Riverside Santa Rosa Plateau: N side of Mesa de Colorado. Santa Ana Mountains 610 Comment
  SD152772  Delphinium parryi Steve Boyd, Tim Ross 1992-5-4 7191 Riverside San mateo Canyon Wilderness, Oak Flats area east of Verdugo Potrero, native grassland 730 Comment
  UCR213465  Delphinium parryi A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38360 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
  UCR89801  Delphinium parryi Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3343 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
  RSA0020470  Delphinium parryi subsp. parryi Marcus E. Jones 1903-5-11 s.n. Riverside Banning. 701 Comment
  RSA0020474  Delphinium parryi subsp. parryi Scott D. White, Justin M. Wood 2009-5-21 12846 Riverside San Jacinto Mountains: McMullen Flat area, 0.35 N on Valley Hi Dr, from intersection w/ Twin Pines Rd. 1195 Comment
  UCR104157  Delphinium parryi subsp. parryi Scott D. White 1997-5-25 5230 Riverside San Jacinto Mtns, Bautista Canyon: Hixon Trail (USFS No. 2E43), between trailhead at Bautista Canyon Road and intermittent stream crossing at c. 3200 ft 976 Comment
  RSA0069759  Delphinium parryi subsp. parryi Debra Nelson, James Hughes 2015-5-29 s.n. Riverside San Jacinto Ranger District. San Bernardino National Forest. Near Cahuilla Mountain. Comment
  UCR79228  Delphinium patens subsp. hepaticoideum Steve Boyd 1992-4-15 6862 Riverside Santa Ana Mtns, San Mateo Canyon Wilderness: Bluewater Canyon along Bluewater Trail, downstream to the confluence with San Mateo Creek 488 Comment
  POM122684  Dendromecon rigida subsp. rigida Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  POM12965  Dendromecon rigida subsp. rigida P. A. Munz, I. M. Johnston 1922-5-19 5406 Riverside Keen Camp, San Jacinto Mountains 1524 Comment
  RSA395350  Dendromecon rigida subsp. rigida Steve Boyd 1986-4-22 1748 Riverside Temescal Canyon: Stable alluvial benches of Indian wash just south of I-15. Comment
  RSA516746  Dendromecon rigida subsp. rigida Ed LaRue 1989-4-25 s.n. Riverside 2 mi (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. All of sec. 33, W/2 sec. 34, NW/4 sec. 3 [T6S] and a small portion of eastern sec 35. 488 Comment
  SBBG104101  Deschampsia danthonioides A. C. Sanders 1993-4-5 13696 Riverside western edge of Hemet, along S side of Devonshire Ave, SW of Tres Cerritos, N of St Hwy 74 460 Comment
  SD136278  Deschampsia danthonioides Robert Noll 1994-4 Riverside Hemet, corner of Warren and Florida Avenues Comment
  UCD62783  Deschampsia danthonioides var. gracilis Alan A. Beetle 1946-6-10 4404 Riverside San Jacinto Mts., Camp Keene Meadow. Comment
  JOTR33724  Descurainia pinnata subsp. glabra La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2725 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Sandy pediment/bajada surrounding granitic outcrops near Stirrup Tank parking lot (Stop 1) Comment
  RSA770787  Descurainia pinnata subsp. glabra Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4527 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR237495  Descurainia pinnata subsp. glabra Duncan S. Bell 2011-4-10 2243 Riverside Mojave Desert, northwest side of the Arica Mountains, northwestern section of project area, c. 3.5 air mi south of Hwy 62 299 Comment
  RSA180266  Dicentra chrysantha E. W. Lathrop 1965-4-4 5639 Riverside 8 miles west of Murrieta Comment
  SD185234  Dicentra chrysantha T. B. Salvato, John F. Green 2004-5-27 704 Riverside Head of Banning Canyon close to the San Bernardino County line, 0.5 mile southeast of Oak Glen Conservation Camp. 1402 Comment
  SEINET3152113  Dicentra chrysantha M. F. Gilman 1904-1 25 Riverside Banning Comment
  RSA32414  Dichelostemma capitatum subsp. capitatum N. C. Cooper 1945-5-24 1626 Riverside Big Oaks Canyon, Banning. 1219 Comment
  RSA367460  Dichelostemma capitatum subsp. capitatum N. C. Cooper 1944-3-24 1001 Riverside Banning. 701 Comment
  RSA527855  Dichelostemma capitatum subsp. capitatum Scott D. White 1991-5-10 91 -155 Riverside Hwy 79, immediately W of U. S. Forest Service campground at Dripping Springs. 549 Comment
  SEINET156510  Dichelostemma pulchellum Norman C. Cooper 1944-4-8 1093 Riverside Andreas Canyon. 457 Comment
  SEINET3885714  Dichelostemma pulchellum Steve Boyd, Tim Ross; Laurel Arnseth; Jaime Bonilla 1990-4-1 4013 Riverside Vail Lake area, lower slopes of Aqua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Sta.; 0 488 Comment
  UC29876  Dieteria asteroides var. asteroides Geo. F. Reinhardt June 1897 Riverside San Jacinto Valley Comment
  RSA0095205  Dieteria canescens var. ziegleri Duncan S. Bell, Evan Meyer, Sonia Pena 2015-10-20 8718 Riverside Santa Rosa Mountains; along forest service road, approximately 0.5 air mile northwest of the summit of Santa Rosa Mountain, just above Santa Rosa Spring. 2245 Comment
  CAS-BOT-BC150925  Diplacus bigelovii var. bigelovii Ynez Whilton Winblad 1937-3-22 s.n. Riverside East slope of Chocolate Mts. Comment
  SEINET210006  Diplacus brevipes Noel H. Holmgren, Liew Fah Seong 1969-1 3583 Riverside San Jacinto Nts, county rd Rl, at Black Mt turnoff, 8.5 mi N of Idyllwild Comment
  RSA0019403  Diplacus fremontii James L. Reveal, C. Rose Broome 1987-6-27 6609 Riverside San Jacinto Mtns, along California Hwy 243, 1.8 miles N of Mountain Center and 2.7 miles S of Idyllwild. 1494 Comment
  UCR259226  Distichlis spicata Mitch Provance 2012-4-20 412- 05 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
  UCR19016  Distichlis spicata var. stricta John C. Roos 1952-7-2 5804 Riverside Fairmount Park, Riverside 259 Comment
  RSA644217  Ditaxis lanceolata V. W. Steinmann, P. I. Moscosa, T. S. Ross 1998-4-14 1366 Riverside Orocopia Mountains, 1.5 km southwest of the Hayfield exit of I-10. Along a small wash on north-facing slope. 182 Comment
  UCR240065  Ditaxis neomexicana A. C. Sanders, Tim Thomas, T. B. Salvato 2012-11-1 40505 Riverside Sonoran (Colorado) Desert, Chuckwalla Bench, south of the Chuckwalla Mtns., along Bradshaw Trail 1 km SE of Augustine Rd. junction, large wash on SW side of road 695 Comment
  UCR245233  Ditaxis neomexicana Jim Andre 2012-3-19 21323 Riverside Sonoran (Colorado) Desert, north end of Chuckwalla Mountains at Jaeger Nature Sanctuary, 1.5 mi. south of junction Eagle Mt Rd and I-10 freeway 411 Comment
  CAS-BOT-BC412632  Dodecahema leptoceras Steve Boyd 1986-4-19 1692 Riverside Temescal Canyon: E side of Indian Wash between I-15 and Temescal Canyon Road Comment
  RSA321312  Dodecahema leptoceras L. B. Ziegler 1967-6-14 158 Riverside Bautista Creek Canyon 750 Comment
  RSA736257  Dodecatheon clevelandii Scott D. White, Justin M. Wood 2008-4-3 11789 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon, Morgan Property, Alberhill area. 274 Comment
  RSA612492  Draba cuneifolia D. L. Banks 1997-2-23 1325 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, north of Pechanga Road, south of Anza Road, just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire. 402 Comment
  UC217960  Draba cuneifolia P. A. Munz, D. Keck Apr 9 1922-Apr 12 1922 4781 Riverside vicinity Corn Springs; Colorado Desert, Chuckwalla Mountains, vic Corn Springs 457 Comment
  POM212327  Drymocallis glandulosa Carl B. Wolf 1931-5-11 1961 Riverside San Jacinto Mountains: rocky places near Pipe Creek, above Hemet Valley 1677 Comment
  RSA192259  Dryopteris arguta E. W. Lathrop 1960-6-7 4866 Riverside 14 miles west of Murrieta Comment
  RSA33796  Dryopteris arguta Norman C. Cooper 1944-5-21 1248 Riverside San Jacinto Mountains, West side 915 Comment
  JOTR00967  Dryopteris arguta Adams and Black, Donald 1957-10-1 s.n. Riverside Joshua Tree National Park. ROCKS NEST OF OPTIMO TRI. STA. Comment
  SD137797  Dudleya lanceolata Darin L. Banks, Steve Boyd 1995-5-3 277 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. North slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area. 515 Comment
  UCR58950  Dudleya saxosa Kenneth Cooper 1986-4-18 s.n. Riverside San Jacino Mtns, Oasis de los Osos Preserve of the nature conservancy, Snow Creek Canyon, at the N foot of the San Jacinto Mtns Comment
  POM13288  Dyssodia porophylloides E. C. Jaeger 1921-04 1059 Riverside Cottonwood Mts. Comment
Read comments Nov 6 2011
  POM182210  Dyssodia porophylloides P. A. Munz 1932-4-24 12395 Riverside San Jacinto Mountains: Snow Creek Canyon 457 Comment
  SEINET3412075 Image available Echinocereus engelmannii var. engelmannii Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28522 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert. 1236 Comment
  UCR2347  Echinochloa colona F. M. Reed 1907-9-9 1907 Riverside South Coast; San Bernardino Valley, Riverside, Little Arroyo on Bluffs Ranch [Chicago Ave. between Tequesquite Arroyo and Pennsylvania Ave.] 293 Comment
  UC1131531  Echinochloa crus-galli H. S. Yates 1937-6-28 6743 Riverside near Indio; Thermal Quad. Comment
  UCR2341  Echinochloa crus-galli F. M. Reed 1936-7-27 s.n. Riverside South Coast; San Bernardino Valley, Riverside, edge of Fairmont Park [Evans] Lake opposite American Legion Club House 241 Comment
  UCR201875  Echinochloa oryzicola Justin M. Wood 2008-9-22 157 Riverside SW Perris Basin, Temecula/Murrieta Creek, downstream of 1st Street bridge 305 Comment
  RSA736759  Eclipta prostrata Scott D. White, Lynn Stafford 2007-6-27 11751 Riverside Chino Hills State Park: Santa Ana River floodplain just below Prado Dam. 134 Comment
  UCR155152  Elatine brachysperma A. C. Sanders, Kelly Volansky 2005-3-17 29198 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
  RSA706563  Eleocharis geniculata A. C. Sanders, P. J. MacKay, D. L. Sanders 2003-2-9 25686 Riverside Colorado Desert: Coachella Valley, 84th Avenue, east of Johnson St., near west edge of Salton Sea 67 Comment
  CAS-BOT-BC112740  Eleocharis geniculata Lewis Samuel Rose 1935-12-27 35704 Riverside Palm Canyon, Colorado Desert. 304 Comment
  UC839371  Eleocharis macrostachya I. W. Clokey, E. G. Anderson 1935-1 6565 Riverside Hemet Lake 1320 Comment
  UCR201463  Eleocharis macrostachya Scott D. White, Justin M. Wood 2008-6-5 12087 Riverside San Jacinto Mountains, Garner Valley, Hwy 74 at Thomas Mountain Road, southwest corner of junction 1341 Comment
  UCR272503  Eleocharis montevidensis Mitch Provance 2012-8-8 812- 02 Riverside San Gorgonio Pass, Banning, S. Hathaway St., between Adams St. and Bryan St. 659 Comment
  POM158186  Eleocharis montevidensis var. montevidensis Phillip A. Munz, I. M. Johnston 1928-9-6 11271 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  POM1359  Eleocharis parishii I. M. Johnston 1917-4-4 s.sn Riverside Palm Canyon. Colorado Desert. Comment
  POM250495  Eleocharis parishii I. W. Clokey, E. G. Anderson 1935-8-21 6564 Riverside Hemet Lake. 1320 Comment
  UCR109648  Eleocharis parishii T. W. Fisher, R. E. Orth 1964-6-25 s.n. Riverside San Jacinto Mtns., Lake Hemet near stream 1311 Comment
  CSUSB447  Elymus glaucus Heather Hanson 1966-5-16 Riverside Camp Evans; At the foot of the western side of Mount. Rubidoux, 100 yards north of Mission Blvd. 213 Comment
  UCR20448  Elymus glaucus E. W. Lathrop 1966-4-13 6172 Riverside Peninsular Range, 3 mi NW of Murrieta Comment
  UCR232774  Elymus glaucus William Schlegel, Andrew Troutte, Jordan Zylstra 2008-8-29 016 Riverside Peninsular Range; San Jacinto Mtns., Skunk Cabbage Meadow 2449 Comment
  RSA131727  Elymus glaucus subsp. jepsonii E. K. Balls 1958-6-27 23293 Riverside Between Santiago Peak and Indian Truck Trail, along Main Divide, Santa Ana Mountains. 1372 Comment
  UCR207469  Elymus repens O. F. Clarke 2002-12-21 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR2370  Elymus triticoides H. S. Fawcett 1913-12-24 1108 Riverside West Riverside, along main road, Santa Ana River flats 244 Comment
  JEPS1600  Emmenanthe penduliflora L. J. Childs May 1920 Riverside Mecca Hills Colorado Desert (canyon E of lava shallow) Comment
Read comments Nov 19 2011
  SD130317  Emmenanthe penduliflora Ed LaRue 1990-4-13 Riverside 0.5 mile northwest of Aguanga, north of Highway 79 and west of Highway 371. 640 Comment
  SD4048  Emmenanthe penduliflora Fidella G. Woodcock 1926-3-15 Riverside Palm Springs (mak 7/07) Comment
  UCR281197  Emmenanthe penduliflora Michael D. Wilcox 2017-4-18 s.n. Riverside Sonoran (Colorado) Desert, 1 mile long segment of Palm Canyon Wash, centered on Hwy 111 crossing, city of Palm Springs 165 Comment
  UC63172  Encelia actoni H. M. Hall 1901-6-1 2007 Riverside San Jacinto Comment
  POM98992  Encelia actoni E. C. Jaeger 1926-3-24 s.n. Riverside Eagle Mts, Eastern Riverside County. 762 Comment
  CAS-BOT-BC131348  Encelia farinosa E. A. McGregor 1917-3-17 770 Riverside West of Fig Tree [John's] Johns Comment
  UCR214289  Encelia farinosa var. phenicodonta A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37484 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak 244 Comment
  SEINET3866898  Ephedra aspera Sears 1977-10-12 S 578 Riverside Corn Spring, Desert Plam Oasis, permanent flowing spring, in wash area up in the mountain slopes of the Chuckwalla Mountains.; 0 549 Comment
  CLARK-A1656-719  Ephedra californica Theo Glenn 1981-3-14 Riverside Whitewater Canyon Comment
  OBI7473  Ephedra californica Lewis S. Rose 1955-3-14 55028 Riverside Whitewater wash, 3 mi SE of Palm Springs Station 305 Comment
  UCR178557  Ephedra californica R. G. Swinney 1967-2-12 0020 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Snow Creek 335 Comment
  CAS-BOT-BC81823  Ephedra nevadensis B. D. Stark 1932-6-17 3747 Riverside Colorado Desert. Eagle Mts., canyon above Cottonwood Springs 396 Comment
  RSA336057  Ephedra nevadensis Robert F. Thorne, Avi Shmida, Robert Whittaker 1978-4-23 52062 Riverside Palms to Pines Highway: Along highway, Santa Rosa Mountains. Comment
  JEPS20725  Ephedra trifurca Roxana S. Ferris and Rimo Bacigalupi Mar 19 1958-Mar 25 1958 13265 Riverside 2.1 mi s of Rice (on road to Midland and Blythe) Comment
  NY70653  Ephedra trifurca R. S. Ferris 1958-3-19 13265 Riverside 2.1 miles osuth of Rice, on road to Midland and Blythe Comment
Read comments Jun 2 2012
  RSA0112101  Ephedra trifurca Duncan S. Bell 2009-8-15 435 Riverside East side of the Arica Mountains. 257 Comment
  UC729748  Ephedra trifurca Carl B. Wolf 1932-4-29 3123 Riverside on Blythe Road 3 mi s Rice; Eastern Colorado Desert 213 Comment
  SDSU12967  Epilobium Michael G. Simpson 1999-10-27 2045 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  UCR106921  Epilobium canum D. L. Banks, Lauren Raz 1996-11-5 1167 Riverside Agua Tibia Mountains, Pechanga Indian Reservation, ESE of San Gabriel Church; along floodplain of the southern fork of Pechanga Creek. 415 Comment
  SD70929  Epilobium canum subsp. canum Helen V. Witham 1969-7-2 187 Riverside Occasional, De Luz Creek crossing, 4 miles North of De Luz 249 Comment
  UCR138606  Epilobium canum subsp. canum D. L. Banks 1996-11-7 1197 Riverside Agua Tibia Mountains, NW Palomar Mountains: Pechanga Indian Reservation, east of San Gabriel Church. At the end of the main road in the Reservation, at the spring on the N fork of Pechanga Creek at the E end of the Reservation 494 Comment
  UCR208952  Epilobium canum subsp. latifolium N. C. Cooper 1943-9-11 922 Riverside San Jacinto Mtns., below Idyllwild 1372 Comment
  UCR139003  Equisetum laevigatum L. C. Wheeler 1961-6-24 7903 Riverside San Jacinto Mountains, Strawberry Creek at Idyllwild Arts Foundation, Idyllwild. Comment
  RSA129655  Eragrostis minor H. S. Yates 1937-6-28 21089 Riverside Palm Springs. 137 Comment
  UCR26781  Eremalche exilis A. C. Sanders 1982-3-30 2442 Riverside Sonoran (Colorado) Desert, Palm Desert, Monterey Avenue, c. 0.1 mi. south of Country Club Drive, opposite Sagewood Drive. 122 Comment
  RSA695438  Eremalche rotundifolia Scott D. White, Michael Honer 2003-5-14 9289 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  RSA0103567  Eremogone macradenia Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8590 Riverside Santa Rosa Mountains; collecting on forested slope between forest service road and the summit of Santa Rosa Mountain. 2324 Comment
  CAS-BOT-BC160051  Eremothera boothii subsp. condensata Ynez Whilton Winblad 1937-3-21 s.n. Riverside Coachella Valley Comment
  CAS-BOT-BC160055  Eremothera boothii subsp. condensata Ynez Whilton Winblad 1937-3-16 s.n. Riverside Box Canyon Comment
  UCSB4441  Eremothera boothii subsp. condensata Broder, Richard 1958-3-1 Riverside 1.5 miles south of south entrance to Joshua Tree National Monument on U.S. 60-70 Comment
  SD234466  Eriastrum densifolium subsp. austromontanum Mark S. Brunell 1993-5-29 123 Riverside San Jacinto Mtns.: Old Banning-Idyllwild Road 0.45 km south of junction with Hwy 243 (the new road to Idyllwild), roadcut along both sides of road. (Beaumont 7.5' Q) 683 Comment
  UCR126199  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-7-16 137 Riverside San Jacinto Mtns., Thomas Mtn. Road, 1.5 km west of Thomas Mtn. Campground, both sides of road 1939 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
  RSA0110548  Eriastrum densifolium subsp. elongatum N. C. Cooper 1944-7-15 1579 Riverside Palms to Pines Highway, San Jacinto Mountains. 1280 Comment
  UC597617  Eriastrum eremicum subsp. eremicum Philip A. Munz 1937-5-29 15148 Riverside Palms to Pine Hwy Santa Rosa Mts., Deep Canyon (deep wash) 1066 Comment
  UC998336  Eriastrum eremicum subsp. eremicum H. K. Wagnon 1944-5-30 411 Riverside corner of Indian Ave and Ramon Road; Palm Springs Comment
  RSA0121575  Eriastrum sapphirinum subsp. dasyanthum LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6164 Riverside End of Apela Drive, west end of Strawberry Valley. And south of road (5S24) that runs out to the sewage disposal ponds., Collections are between this road, and Strawberry Creek. Basically ridge north of Strawberry Creek and creek north of this ridge, south of road. This draw drains into Strawberry Creek. 1524 Comment
  UC36548  Ericameria linearifolia H. M. Hall 1899-5-23 1140 Riverside Kenworthy San Jacinto Mountains, Kenworthy (opening to desert, among rocks) 1219 Comment
Read comments Mar 25 2011
  SD229091  Ericameria nauseosa var. bernardina Dick Schwenkmeyer 2012-8-27 800 Riverside 3.2 miles southeast of the intersection of highway 243 and Fuller's Mill road, 7.5 miles north of Idyllwild. 1887 Comment
  JOTR32895  Ericameria nauseosa var. mohavensis La Doux, Tasha, E. Babich, M. Brown 2008-9-30 1555 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Valley, near Lost Horse Ranger Station; active wash near base of granitic outcrops 1250 Comment
  SBBG119024  Ericameria palmeri var. pachylepis S. D. White with M. Honer 2004-4-6 10047 Riverside Temescal Valley, just N of the I-5 and E of Indian Truck Trail, S and W of Lee Lake (Alberhill: 33 deg 45'N, 117 deg 26'30"W; T5S R5W S7, SW1/4, and adjacent S 12) 335 Comment
  UCR120207  Ericameria palmeri var. pachylepis Mitch Provance 1998-3-5 192 Riverside Riverside, VABM 1031, Hill traditionally called 'Lionshead', but also referred to as 'Challen Hill', located near the corner of Harrison St. and California Ave. in the Arlington area 305 Comment
  CAS-BOT-BC299541  Ericameria paniculata Frank W. Peirson 1922-12-26 3331 Riverside Cabazon old road, Colorado Desert Comment
  CAS-BOT-BC299545  Ericameria paniculata S. B. Parish 1907-4-22 6191 Riverside Palm Canyon, western base of the Colorado Desert 200 Comment
  CAS-BOT-BC131642  Ericameria parishii var. parishii Edmund C. Jaeger 1923-7-12 1004 Riverside East slope San Jacinto Mts. 2133 Comment
  UCD131528  Ericameria parishii var. parishii E. W. Lathrop 1966-3-30 6119 Riverside Main Divide Truck. Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1219 Comment
  RSA504552  Erigeron foliosus Ed LaRue 1989-6-11 s.n. Riverside W side of Lakeview Mtns., ca. 1 mi SE of town on Nuevo. 640 Comment
  RSA655046  Erigeron foliosus Scott D. White 1999-6-6 7439 Riverside Idyllwild Area: Near Idyllwild Community Service Dist. sewage ponds at terminus of USFS Road 5S24.2. 1432 Comment
  UCR270317  Erigeron foliosus T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8343 Riverside Santa Ana Mountains, unnamed west-east trending canyon south of Mabey Canyon and north of Tin Mine Canyon, c. 0.6 mi west of the end of West Foothill Parkway 384 Comment
  POM313153  Eriochloa acuminata Malcolm A. Nobs, S. Galen Smith 1948-9-3 495 Riverside Citrus grove, 2 miles N of Indio. Comment
  CDA2092  Eriochloa contracta T. C. Fuller 1962-10-3 9702 Riverside Palo Verde Valley. Northwest corner of Neighbors Blvd. & Avenue 22, 1.4 miles north of Ripley. 0 Comment
  CAS-BOT-BC226800  Eriodictyon crassifolium A. C. Sanders; T. B. Salvato 2012-4-27 40091 Riverside Peninsular Range; Santa Ana Mtns. Region: Temescal Canyon, along Temescal Canyon Rd. east of I-15 crossing and mouth of Mayhew Cyn. 313 Comment
  UCR130879  Eriodictyon crassifolium A. C. Sanders, John Green 1999-5-31 22797 Riverside Box Springs Mtns., upper Two Trees Canyon, east of Belvedere Heights 610 Comment
  SDSU13910  Eriodictyon crassifolium var. crassifolium Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2156 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, southern end of northern most (narrow) deer grass meadow. 646 Comment
  UCR251891  Eriodictyon crassifolium var. crassifolium M. A. Voeltz 2014-5-25 s.n. Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon near Corona, Cleveland National Forest, Trabuco Ranger District 403 Comment
  RSA771739  Eriodictyon trichocalyx var. trichocalyx Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4813 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 610 Comment
  UCR119408  Eriodictyon trichocalyx var. trichocalyx Mitch Provance 1998-6-12 701 Riverside Santa Ana River Wash, Riverside, 1/8 mile NW of Tequesquite Ave. and Gregory Rd. 229 Comment
  RSA783129  Eriogonum J. D. Olmsted 1959-11-8 1083 Riverside Fish Fork between sixth and seventh falls 1418 Comment
Read comments Jun 8 2013
  CAS-BOT-BC248640  Eriogonum apiculatum G. B. Grant No date on label 4509 Riverside Strawberry Valley, San Jacinto Mts. Comment
  RSA160559  Eriogonum apiculatum J. D. Olmsted 1959-10-23 1070 Riverside On Idyllwild Banning road, 2 miles S of turnoff to Poppett Flat. San Jacinto Mts to San Jacinto River. 1280 Comment
Read comments Nov 19 2011
  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
  CAS-BOT-BC242789  Eriogonum davidsonii Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Between Idyllwild & Keen Camp Comment
  SEINET269566  Eriogonum davidsonii G. R. Ballmer, K. T. Stockwell 1995-6-24 Riverside San Jacinto Mountains: along trail from Mason Ranch Road to Pacific Crest Trail near Pyramid Peak 1981 Comment
Read comments Jul 6 2014
  UC534918  Eriogonum davidsonii Susan G. Stokes 1933-7-1 76 Riverside road to Idyllwild Comment
  CAS-BOT-BC256121  Eriogonum deflexum var. deflexum N. Aitkenhead 1977-2-3 2194 Riverside Maniobra Valley N. of Orocopia Mtns. Comment
  CAS-BOT-BC256125  Eriogonum deflexum var. deflexum Roxana S. Ferris; Rimo Bacigalupi 1958-3-19 13258 Riverside U.S. gypsum mine property in Little Maria Mts., 2.3 mi. above Midland P.O. Comment
  RSA749235  Eriogonum deflexum var. deflexum Robert F. Thorne, Rolf Dahlgren, Gertrud Dahlgren 1979-8-23 53612 Riverside Corronwood Springs Area Comment
  CAS-BOT-BC249761  Eriogonum elongatum var. elongatum John Green 2003-8-15 s.n. Riverside Santa Ana Mtns.: Santa Rosa Plateau, La Cresta area, south side of Wendy Lane off Calle De Suenos, south of Avenida La Cresta and Avenida Castilla 701 Comment
  UCR125220  Eriogonum fasciculatum Mitch Provance 1998-5-24 532 C Riverside Jurupa Mtns., Belltown area, 'Belltown Hill', small knoll near the E corner of Agua Mansa Rd. and Crestmore Rd./ Market St. 299 Comment
  CLARK-A1528-735  Eriogonum fasciculatum subsp. foliolosum Fred B. Essig 1964-1-11 9 Riverside Corona Comment
  RSA133100  Eriogonum fasciculatum var. foliolosum Donald A. Johansen 1933-7-14 s.n. Riverside Mesa Mira. Comment
  CAS-BOT-BC250130  Eriogonum fasciculatum var. polifolium G. D. Hanna; M. M. Hanna 1958-2-16 s.n. Riverside Cabason Comment
  SBBG35023  Eriogonum fasciculatum var. polifolium T. L. Secrest 1951-5-19 Riverside San Jacinto Mtns Comment
  UC1366081  Eriogonum fasciculatum var. polifolium Nancy Ryan Zabriskie 1969-4-27 204 Riverside near Palm Springs; Andreas Canyon 365 Comment
  UC1463086  Eriogonum fasciculatum var. polifolium Arthur S. Barclay and Juan Arguelles 1965-3-22 1870 Riverside 10 mi se, along State Highway 74 State Highway 111 914 Comment
  UCD100051  Eriogonum fasciculatum var. polifolium Mitch Provance; Kerry Knudsen, Petra Wester 2004-5-8 9005 Riverside Santa Rosa Mountains: Along Hwy 74 on the Santa Rosa Mountain Grade, ca. 0.8-0.5 mile NE of Black Hills. 854 Comment
  UCR237691  Eriogonum fasciculatum var. polifolium Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4759 Riverside San Bernardino Mountains, Whitewater Canyon, along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center, Whitewater Trout Farm, in the vicinity of Bonnie Bell 600 Comment
  RSA741733  Eriogonum gracile var. incultum M. Wall 2008-10-6 495 Riverside San Jacinto Valley, Baustista Rd. south east of Hemet; Bautista Creek ca. 6.0 miles SE of Fairview Ave. 778 Comment
  RSA90136  Eriogonum gracile var. incultum E. K. Balls, Percy C. Everett 1953-8-19 18529 Riverside On Hwy from Banning to Idyllwild, SE from Lake Fullmore. 1677 Comment
  JOTR31904  Eriogonum inflatum La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 2152 Riverside Joshua Tree National Park. West Cottonwood Mountains; bouldery side canyon leading into southeast Pinkham Wash Comment
  RSA393575  Eriogonum inflatum var. inflatum L. E. Hoffman 1932-7-27 s.n. Riverside Beaumont-Banning Pass. Comment
  SBBG25142  Eriogonum inflatum var. inflatum D. Myrick 1966-4-1 1321 Riverside Desert Hot Springs, adjoining Linda Vista Lodge Comment
  RSA78727  Eriogonum maculatum P. A. Munz 1952-4-15 17344 Riverside Wash ca. 3 mi. west of Monument Peak, Joshua Tree National Monument 1128 Comment
  UCR24945  Eriogonum molestum A. C. Sanders 1980-7-18 1639 Riverside San Jacinto Mtns., Thomas Mountain: Thomas Mountain Campground to the summit at the lookout 2073 Comment
  SEINET9356889  Eriogonum nidularium Unknown 1976-5-4 Riverside Red Mountain Road. Comment
Read comments Dec 17 2019
  CAS-BOT-BC269786  Eriogonum nudum var. pauciflorum James L. Reveal; Caroline G. Reveal 1972-8-10 2870 Riverside San Jacinto Mountains, along California Highway 243, 1.1 miles southeast of Alandale Ranger Station, 4.3 miles north-northwest of Idyllwild, and 8.8 miles north of the junction with Highway 74 Comment
  RSA393614  Eriogonum nudum var. pauciflorum N. C. Cooper 1943-9-11 897 Riverside San Jacinto Mountains, Below Idyllwild. 1372 Comment
  UC729872  Eriogonum nudum var. pauciflorum Carl B. Wolf 1932-8-5 3986 Riverside along trail from Tahquitz to San Jacinto Peak (between 1st and 2nd meadow); San Jacinto Mts. 2743 Comment
  CLARK-A1528-745  Eriogonum plumatella Charlotte Stocks 1964-6-17 Riverside Whitewater Comment
  JOTR30958  Eriogonum pusillum La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1933 Riverside Joshua Tree National Park. (Stop 1) Pleasant Valley at base of Hexie Mountains, near Blue Cut Gorge Comment
  UC64568  Eriogonum saxatile H. M. Hall May 1901 1842 Riverside e base of San Jacinto Mountains along the borders of the Colorado Desert Colorado Desert, San Jacinto Mountains Comment
  SBBG99612  Eriogonum thomasii W. L. Halvorson 1977-3-8 77 -92 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  UCR163924  Eriogonum thomasii A. C. Sanders, P. J. MacKay, Tim Thomas 2005-2-26 29130 Riverside Sonoran (Colorado) Desert, SE of Hwy 177 toward dunes above Palen Dry Lake, SE end of Coxcomb Mtns. 168 Comment
  UCR72234  Eriogonum thomasii Theo Glenn 1991-5-24 91- 131 Riverside Sonoran (Colorado) Desert, Palen Mtns, NE of Desert Center 399 Comment
  RSA0009607  Eriogonum thomasii Marcus E. Jones 1906-4-26 s.n. Riverside Indio Comment
  RSA424978  Eriogonum thurberi H. de Forest, Rempel 1934-4-14 s.n. Riverside San Gorgonio Pass. 602 Comment
  UCD101296  Eriogonum thurberi Steve Boyd; Tim Ross, Laurel Arnseth 1989-6-10 3681 Riverside Vail Lake area, benches of Arroyo Seco and slopes of adjacent sedimentary hills to E. 487 Comment
  CAS-BOT-BC263590  Eriogonum trichopes Geo. B. Grant 1906-4-20 6719 Riverside Palm Springs Comment
  RSA125206  Eriogonum wrightii var. membranaceum E. K. Balls, Percy C. Everett 1957-8-20 22674 Riverside Hamilton Grade along rd. from Palms to Pines Hwy to Aguanga. 1463 Comment
  RSA246  Eriogonum wrightii var. membranaceum J. T. Howell 1927-8-2 556 Riverside Near Strawberry Valley, Mt. San Jacinto. 1677 Comment
  UC56365  Eriogonum wrightii var. membranaceum J. Vandeventer 1903-1 16 Riverside San Jacinto Mts. Comment
  LA207103  Eriogonum wrightii var. nodosum Louis C. Wheeler; 1933-12-1 2294 Riverside San Jacinto Mountains, Mouth of Tahquitz Canyon 152 Comment
  CAS-BOT-BC261930  Eriogonum wrightii var. subscaposum S. B. Parish; W. F. Parish 1880-8-1 595 Riverside San Jacinto Mts Comment
  UC1133261  Erioneuron pulchellum H. S. Yates 1937-3-23 6440 Riverside 15 mi nne Mecca; Thermal Quadrangle Comment
  RSA182342  Eriophyllum ambiguum var. paleaceum J. D. Olmsted 1962-5-1 3432 Riverside W slope below Falls Plateau, Snow Canyon N of Mt. San Jacinto. 793 Comment
  SEINET2051095 Image available Eriophyllum confertiflorum Ed LaRue 1989-4-26 Riverside 2 air mi. NW of Lake Elsinore, adjacent to Cleveland National Forest, at mouths of Rice and McVicker Canyons. Alberhill Quad 7.5 488 Comment
  UCR21844  Eriophyllum confertiflorum Steve Boyd 1980-7-16 s.n. Riverside Perris Basin, Motte Reserve, 2.5 miles NW of Perris, west edge of the reserve c. 1/4 mile north of the Motte's house 520 Comment
  SBBG45043  Eriophyllum confertiflorum var. confertiflorum N. C. Cooper 1944-4-22 1123 Riverside Banning 762 Comment
  UCR110960  Eriophyllum confertiflorum var. confertiflorum George K. Helmkamp 1998-6-27 4088 Riverside Santa Rosa Mtns., 3.3 miles south of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail, FS Rd. 7S02), in vicinity of an unnamed spring 1585 Comment
  UCR243515  Eriophyllum confertiflorum var. confertiflorum Jim Andre, T. La Doux, R. B. Kelley 2011-5-4 21076 Riverside Southern Mojave Desert, Joshua Tree National Park, Long Canyon, up side canyon approx. 400 m. west of main canyon drainage 1172 Comment
  POM474458  Eriophyllum multicaule Martha Hilend 1928-4-8 s.n. Riverside Lake Elsinore, about 3 miles west of lake. Comment
  POM308430  Eriophyllum wallacei Henry J. Ramsey, Henry J. Ramsey 1938-4-22 3069 Riverside Santa Rosa Mts. Comment
  RSA0035938  Eriophyllum wallacei Deidre Conocchioli, Duncan S. Bell 2014-3-4 151 A Riverside Off the Pacific Crest Trail in the San Bernardino Mountains. In Whitewater Canyon 8.5 miles E of Hwy-62. Just S of Red Dome. 695 Comment
  UCR100039  Eriophyllum wallacei Scott D. White 1994-4-23 2048 Riverside San Bernardino Mtns., Millard Canyon, c. 5 air miles north of Cabazon: U.S. Forest Service Road 2S05.1, c. 1-1.5 mi. south of Millard Canyon Guard Station and junction of roads 2S05.2 & 2S05.1A (= East Branch) 1037 Comment
  UCR227099  Eriophyllum wallacei Jim Andre 2011-2-2 16202 Riverside Coachella Valley, west of Palm Springs along Hwy 111 (south side) at base of San Jacinto Mtns at Windy Point 5.5 mi from junction with Hwy I-10 259 Comment
  SD255192  Erodium cicutarium Duncan S. Bell, Amanda Bell 2012-1-28 3067 Riverside East side of Arica Mountains; Rice Valley, ca. 6.0 air miles southeast of the ghost town of Rice. 202 Comment
  RSA286798  Eryngium aristulatum var. parishii R. F. Thorne 1974-5-23 44662 Riverside Santa Rosa Plateau, Rancho California: top of Mesa de Colorado 625 Comment
  RSA336175  Eryngium aristulatum var. parishii R. F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 51968 Riverside Santa Rosa Plateau: Mesa de Colorado 609 Comment
  SD137604  Erythranthe cardinalis Darin L. Banks, Victor Steinman 1995-7-10 751 Riverside NW Palomar Mountains: Agua Tibia Mountains; Cleveland National Forest; along the Wildhorse Trail, S of Lower Arroyo Seco, NW of Wildhorse Peak, drainage NW flank of Wildhorse Peak 609 Comment
  RSA0014885  Erythranthe tilingii M. B. Dunkle 1933-7-22 3751 Riverside Tahquitz Valley. 2317 Comment
  UC455321  Eschscholzia californica I. J. Condit 1910-6-24 Riverside road to Strawberry Valley San Jacinto Mts. 914 Comment
  UCD94179  Eschscholzia californica Shannon M. Still 2008-3-19 288 Riverside California. Riverside County. 566 Comment
  UCR241214  Eschscholzia californica Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 51 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Hathaway Canyon near woodland stand H-02 945 Comment
  SBBG70173  Eschscholzia minutiflora Anstruther Davidson -Apr-1893 Riverside Palm Springs Comment
  UC10051  Eschscholzia minutiflora S. B. Parish Apr 4 1896-Apr 13 1896 4106 Riverside Palm Springs (Agua Caliente) San Jacinto Mt. (desert base of mt.) 152 Comment
  CAS-BOT-BC419587  Eschscholzia parishii S. B. Parish; W. F. Parish 1882-4-1 732 Riverside Eastern slope of San Jacinto Mt. Comment
  CAS-BOT-BC419612  Eschscholzia parishii P. C. Everett; E. K. Balls 1958-4-29 23013 Riverside U.S. Hwy. 60/70, Indio to Blythe, 1 mi. w. of Cactus City 548 Comment
  CAS-BOT-BC419648  Eschscholzia parishii Annie M. Alexander; Louise Kellogg 1941-5-12 2155 Riverside Colorado Desert. Along main road; 4 miles northeast of Cottonwood Spring, Eagle Mountains 914 Comment
  OBI53710  Eucalyptus globulus A. C. Sanders 1985-12-28 5966 Riverside Between Mira Loma and Pedley, one of a line of Eucalyptus trees planted as a windbreak along Wineville Rd ca 1/4 mi N of Limonite Ave Comment
  UCR69794  Eucalyptus viminalis A. C. Sanders, Chet McGaugh 1991-7-19 11143 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
  RSA543756  Eucrypta chrysanthemifolia Steve Boyd, Tim Ross, Mike Hammitt 1991-5-2 6076 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  UCR137507  Eucrypta chrysanthemifolia var. chrysanthemifolia D. L. Banks 1997-3-29 1584 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. Headwaters of Pala Creek at the S extremity of the Reservation, north of the Riverside/San Diego Co. line, west of the intersection of Magee Truck Trail and Moreno Rd including a large area of vernally wet grassland at the extreme SW corner of the Reservation 409 Comment
  UCR279325  Eucrypta micrantha A. C. Sanders, Jim Malusa 2017-3-23 42917 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
  SD79811  Eulobus californicus Helen V. Witham 1970-5-1 861 Riverside Bautista Canyon, southeast of Hemet. 800 Comment
  UC1930058  Eulobus californicus Scott D. White, Angelia Carey 2004-7-2 10562 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. Comment
  UCR240268  Euphorbia abramsiana Neal Kramer, Wendy McBride 2012-9-3 2069 Riverside Sonoran (Colorado) Desert, Palen Dunes Dr. between Palen Dry Lake and Ford Dry Lake, c. 1.5 mi. north of I-10 Fwy 116 Comment
  UCR16187  Euphorbia albomarginata Paul Lamos 1972-4-20 042072- 0102 Riverside [Moreno Valley Badlands], junction of Hwy 60 and Jack Rabbit Trail 793 Comment
  RSA295244  Euphorbia eriantha N. R. Zabriskie, Walter M. Zabriskie 1968-2-11 111 Riverside East of trail approaching Eagle Pk., Andreas Canyon. Comment
  UCR59711  Euphorbia eriantha A. C. Sanders 1989-9-19 9499 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 1.75 km (airline) south of Tabaseca Tank, along the wash above 'Tabaseca Target 680 Comment
  RSA0121209  Euphorbia jaegeri Duncan S. Bell, LeRoy Gross 2016-3-8 8816 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; center of the range, approximately 2 air miles east southeast of the summit for the range. 603 Comment
  UCR194233  Euphorbia lathyris Scott D. White, J. Wood 2006-9-13 11644 Riverside Perris Basin/San Jacinto Mtn Foothills, Gibbel Flat in the Santa Rosa Hills 671 Comment
  UCR241542  Euphorbia micromera A. C. Sanders, Ann Howald 2013-2-27 40542 Riverside Sonoran (Colorado) Desert, Coachella Valley, north of Ave. 70 near Cleveland St., 10 km SE (108 deg. ) of Mecca -40 Comment
  CLARK-A1528-2704  Euphorbia polycarpa John C. Roos 1952-4-9 5496 Riverside Riverside 335 Comment
  RSA589758  Euphorbia polycarpa V. W. Steinmann, D. L. Banks 1996-4-20 845 Riverside Agua Tibia Mountains, ca. 10 km east of Temecula, UC Emerson Preserve, just south of the summer cottage along the trail to the water treatment facility. 450 Comment
  UCD142704  Euphorbia polycarpa G. L. Webster; R. Hildreth 1966-12-10 7463 Riverside Joshua Tree National Monument, near Cottonwood Canyon. 701 Comment
  UCR131024  Euphorbia polycarpa Karen Kirtland 1998-11-6 s.n. Riverside Sonoran (Colorado) Desert, sand and gravel mine c. 8 miles (airline) north of Blythe, SW of Big Maria Mtns. on Midland Road 137 Comment
  UCR165817  Euphorbia polycarpa 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
  UCR126434  Euphorbia polycarpa var. hirtella T. B. Salvato, A. C. Sanders, Mitch Provance 2000-4-18 51 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
  UCR57893  Euphorbia setiloba J. M. Stewart 1989-9-17 601 Riverside Western Colorado Desert, Coachella Valley, Pushawalla Canyon, Indio Hills. Comment
  UCR130094  Eustoma exaltatum G. R. Ballmer 2003-11-22 s.n. Riverside Colorado River Valley, Northern Paloverde Valley, east of Hwy 95, c. 5 miles NE of Blythe, east end of 2nd Ave. 87 Comment
  CAS-BOT-BC167365  Fagonia laevis Javier Penalosa 1963-4-10 2793 Riverside Deep Canyon, 3 mi. south of Palm Desert 213 Comment
  CAS-BOT-BC171039  Fagonia laevis P. A. Munz; R. D. Harwood 1920-4-3 3578 Riverside 30 mi. west of Blythe 365 Comment
  RSA555335  Fagonia laevis A. C. Sanders, E. J. Lawlor 1992-4-4 12086 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  UC218081  Fagonia laevis P. A. Munz, R. D. Harwood 1920-4-3 3578 Riverside 30 mi w Blythe 365 Comment
  SEINET10389805  Fagonia pachyacantha A. C. Sanders, Jim Malusa 2015-3-11 41400 Riverside Chocolate Mountains, Gasline Road south of junction with road to Observation Point Slats, c. 3.9 miles south of the Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range 674 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
  UCR19358  Festuca octoflora John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 miles southeast of Desert Center 366 Comment
  UCR84847  Festuca octoflora A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16126 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  RSA524432  Filago arizonica Steve Boyd, Timothy S. Ross, Laurel Arnseth, Jaime Bonilla 1990-4-3 4048 Riverside Vail Lake area, summit of 'Big' Oak Mountain at E end. 793 Comment
  RSA716822  Filago californica A. C. Sanders, Teresa B. Salvato, Mitch Provance 2003-4-4 25842 Riverside San Bernardino/Santa Ana River Valley Region: Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope. 366 Comment
  UCR25779  Filago californica John C. Roos 1952-4-13 5528 Riverside Peninsular Range, Box Springs Mountains 520 Comment
  RSA586917  Filago depressa D. L. Banks, Steve Boyd 1995-5-3 0252 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  RSA192327  Filago gallica H. A. Zuill 1966-6-29 267 Riverside about 2 miles west of Murrieta. Comment
  RSA559935  Filago gallica Steve Boyd 1992-4-15 6885 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along Tenaja Trail (5W07) 0.5 mile N of junction with San Mateo Creek, W of Fisherman's Camp 549 Comment
  RSA674549  Filago gallica Scott D. White 2000-5-1 7752 Riverside Corona: Western foothills of Santa Ana Mountains near Bedford Canyon. 351 Comment
  CAS-BOT-BC384197  Forestiera pubescens subsp. parvifolia Nancy Ryan Zabriskie; Walter Zabriskie 1971-8-20 426 Riverside Canyon above 1st turnout east side Santa Rosa Mountain Rd., 0.6 mi. above Hwy. 74 1524 Comment
  CHSC629  Fouquieria splendens V. Holt 1942-3-28 Riverside Indio. -6 Comment
  RSA0018948  Fragaria vesca Philip A. Munz, I. M. Johnston 1922-5-19 5388 Riverside 3 miles west of Keen Camp. 1494 Comment
  RSA407880  Frasera parryi Walter Wisura 1987-8-28 4176 Riverside SE side of Thomas Mtn, near Pine Meadows, where gravel road 5S15 to Thomas Mtn, San Jacinto Mtn. Comment
Read comments Jun 3 2012
  RSA783081  Frasera parryi J. D. Olmsted 1959-6-30 698 Riverside Drainage area to Strawberry Creek. 0.75 mi S of Fern Valley town and on west slopes below Lily Rock. 1707 Comment
  CLARK-A1528-1039  Fraxinus dipetala C. M. Flanagan 1973-4-26 OO 310 Riverside Morongo Indian Reservation Comment
  UCR134000  Fraxinus pennsylvanica subsp. velutina D. E. Bramlet 2003-5-28 3457 Riverside San Gorgonio wash, along dirt road to MWD tailings site, 1768m south of Cabazon, and 762m north of the Colorado aqueduct 545 Comment
  CAS-BOT-BC211023  Fraxinus velutina H. M. Hall 1898-6-28 959 Riverside San Jacinto Mts. in canon [canyon] East of Kenworthy 1524 Comment
  CAS-BOT-BC130239  Fritillaria biflora Steve Boyd; Tim Ross; Laurel Arnseth 1990-3-29 3907 Riverside Vail Lake area, summit of 'Big' Oak Mtn 822 Comment
  HSC101559  Funastrum cynanchoides var. hartwegii J. P. Smith, J. O. Sawyer 2009-11-30 12699 Riverside 584 Comment
  RSA740942  Galium andrewsii subsp. andrewsii Scott D. White, Justin M. Wood 2008-6-17 12184 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  SEINET7072849  Galium angustifolium A. G. Vestal 1963-5-20 s.n. Riverside Long Valley Road at Tececula and at the junction with Route 395 (115). Coordinate datum: WGS84/NAD83. (33? deg. 30' 3" North Latitude, -117? deg. 9' 3" West Longitude, Coordinate datum: NAD27.). Comment
  JEPS7848  Galium angustifolium subsp. angustifolium W. L. Jepson May 17 1901-Jun 1 1901 1225 Riverside Riverside 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
  UCD121584  Galium angustifolium subsp. angustifolium Peter H. Raven; David Verity 1960-6-5 15496 Riverside Salton View, Joshua Tree National Monument. Comment
  UCR117616  Galium angustifolium subsp. angustifolium Scott D. White 1997-5-25 5234 Riverside San Jacinto Mtns, Bautista Canyon: Hixon Trail (USFS No. 2E43), between trailhead at Bautista Canyon Road and intermittent stream crossing at c. 3200 ft 976 Comment
  CLARK-A1528-828  Galium aparine Fred B. Essig 1967-5-7 Riverside Box Springs Mountain 457 Comment
  UCR133387  Galium aparine Tracy Tennant, T. B. Salvato 1998-6-23 488 Riverside San Bernardino Mtns., Morongo Indian Reservation, N end of Hathaway Cyn., c. 0.4 miles east of pk 4265 (polygon 13) 1341 Comment
  UCR86553  Galium nuttallii subsp. nuttallii A. C. Sanders 1994-5-30 14606 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  RSA667005  Galium parisiense A. C. Sanders, T. B. Salvato 2001-5-25 24373 Riverside San Jacinto Valley: west end of Hemet-Ryan airport runway, 50-200m east of Warren Rd. and 100-200m north of Stetson Ave. 457 Comment
  RSA202660  Galium porrigens L. T. Dempster, G. Ledyard Stebbins 1966-6-17 4243 Riverside Red Hill Road, 0.9 mile north of Alvin Meadows. 1662 Comment
  CAS-BOT-BC494159  Galium porrigens var. porrigens Valerie Soza; Steve Boyd 2004-6-22 1728 Riverside San Jacinto Mountains, Forest Service Rd 5S13 1463 Comment
  POM367820  Galium stellatum N. R. Zabriskie, W. M. Zabriskie 1972-3-28 486 Riverside North Canyon, Andreas Canyon watershed, east slope San Jacinto Mts. 610 Comment
  RSA0126633  Galium stellatum subsp. eremicum Duncan S. Bell 2016-3-4 8804 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
  UCR199832  Galium stellatum var. eremicum Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11268 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
  RSA0099592  Garrya flavescens Duncan S. Bell 2014-11-14 7706 Riverside Santa Rosa Mountains; collecting in the Santa Rosa Mountain Wilderness area; west side of Martinez Mountain; at meeting point of Horsethief Creek and the Cactus Spring Trail. 1055 Comment
  SD229183  Garrya flavescens Dick Schwenkmeyer 2012-8-6 769 Riverside Garnet Queen Mine on Santa Rosa Mountain road, 4.1 miles southeast of the intersection of highway 74 and Santa Rosa Mountain Road. 1834 Comment
  UCR208878  Garrya flavescens subsp. pallida W. E. Pequegnat 1941-1-11 s.n. Riverside Peninsular Range; Santa Ana Mtns., Indian Truck Trail 976 Comment
  OBI14155  Garrya fremontii Carl B. Wolf 1939-1-20 9485 Riverside Santa Ana Mts E side, along Eagle Motor Way, 1 mi below summit 914 Comment
  OBI5804  Gayophytum heterozygum Carl B. Wolf 1932-8-4 3912 Riverside San Jacinto Mts. Point View near Idyllwild 1646 Comment
  UCR131723  Gayophytum nuttallii C. B. Wolf 1932-8-5 03932 Riverside San Jacinto Mtns, summit of Devil's Slide Trail from Idyllwild to Tahquitz Valley 2439 Comment
  CDA5430  Geraea canescens T. C. Fuller 1961-1-1 5495 Riverside Frontage road, Thousand Palms. 0 Comment
  JEPS33538  Geraea canescens S. B. Parish 1920-3-26 20008 Riverside near Indian W<e>lls; Colorado Desert Comment
  POM358665  Geraea canescens L. H. Jones 1910-3-17 s.n. Riverside Riverside Mountain, Colorado River Comment
  SJSU10568  Geraea canescens R. C. McGehee 1970-3-4 119 Riverside Mission Sweet Mine Rd at junction with boundary of Joshua Tree National Monument Comment
  UCD132579  Geraea canescens Francis M. Ball 1964-2-15 66 -21 Riverside 2 miles north of 1000 Palms. Comment
  UCD132580  Geraea canescens Richard Bates 1949-4-26 s.n. Riverside Cathedral City, southeast of Palm Springs. Comment
  UCR167202  Geraea canescens S. J. Myers 2005-3-24 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, east of N end of Salton Sea, along Coachella Canal 12 Comment
  UCR179259  Geraea canescens R. G. Swinney 1967-2-12 0016 Riverside Sonoran (Colorado) Desert, North Palm Springs 229 Comment
  SEINET11849876  Geraea canescens Unknown 1936-1 12552 Riverside Colorado Desert N of Palm Springs Comment
  POM280086  Gilia angelensis Lyman Benson 1932-3-26 3173 Riverside Temecula Valley. 548 Comment
  RSA470128  Gilia angelensis N. C. Cooper 1947-4-5 2043 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  UC52726  Gilia angelensis H. M. Hall 1902-4-18 2905 Riverside above Sage; above Sage Comment
  UCR104040  Gilia angelensis George K. Helmkamp 1998-4-3 3083 Riverside Sonoran (Colorado) Desert, West Palm Springs Village area, vic. of Hwy I-10 & Verbenia Ave.; 4 mi. north of Tamarack Rd on Cottonwood Rd. 1280 Comment
  UCR6425  Gilia angelensis Helen Leach 1967-3-2 2 Riverside Pedley 229 Comment
  SEINET1909895  Gilia capitata T. B. Salvato, John F. Green 2004-1 559 Riverside San Bernardino Mtns head of Banning (San Gorgonio River) Canyon close to the San Berardino Co. line, 1 mi. SE of Ok conservation Camp. (Forest Falls Q.) 1341 Comment
  RSA71798  Gilia capitata subsp. abrotanifolia F. W. Peirson 1924-7-29 5034 Riverside Banning to Idyllwild road, San Jacinto Mountains. 1570 Comment
  RSA469357  Gilia diegensis M. B. Dunkle 1938-5-28 5281 Riverside San Juan Canyon. Comment
  POM8322  Gilia latiflora subsp. latiflora Mary F. Spencer 1920-4-5 1572 Riverside Palm Springs, Colorado Desert. 122 Comment
  UCR177330  Gilia maculata Scott D. White, Michael Honer 2003-5-13 9241 Riverside San Bernardino Mtns, Whitewater Canyon, c. 2 miles north of Bonnie Bell 640 Comment
  JEPS29305  Gilia ochroleuca subsp. exilis Rimo Bacigalupi, and L. Heckard 1962-3-25 8400 Riverside about 10 air miles nw Elsinore (near Arcilla siding of A.T. & S.F. Railway, just below and e of state Highway 71); Temescal Wash 289 Comment
  RSA0016275  Gilia ochroleuca subsp. exilis A. C. Sanders, B. Pitzer 1986-4-30 6475 Riverside Lower Bee canyon, 0.2 mi. above the mouth of the canyon. 610 Comment
  SBBG5862  Gilia ochroleuca subsp. exilis C. H. Muller 1952-4-5 9491 Riverside White Water Cyn, 1 mi above Whitewater Comment
  RSA0017090  Gilia ochroleuca subsp. exilis D. L. Banks, Rashmi Pant 1996-5-13 1014 Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; Along the base of a xeric, arkose ridge, in a small drainage, approximately 400 m E of the Dripping Springs Guard Station, just S of Hwy. 493 Comment
  RSA0017094  Gilia ochroleuca subsp. exilis D. L. Banks 1997-5-5 1958 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, approximately 60 m east of its intersection with Pechanga Creek 396 Comment
  HSC16979  Gilia scopulorum C. L. Hitchcock, C. V. Muhlick 1964-3-22 23268 Riverside W end of Pinto Basin, Joshua Tree National Monument. Comment
  UCR19618  Gilia splendens B. Freeman 1969-6-20 690620- 3 Riverside San Jacinto Mtns, University of California, Riverside's James Reserve, c. 250 yards up path along Hall Canyon. 1646 Comment
  JEPS69722  Gilia stellata W. L. Jepson 1928-4-23 12556 Riverside wash 2 mi below Cottonwood Spr. (Eagle Mts., Colorado Desert); Colorado Desert, , Eagle Mts. Comment
  JOTR34200  Gilia stellata La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2992 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; narrow canyon with loamy slopes and rocky outcrops; 2009 burn area, below Lost Horse Mine Comment
  JOTR35153  Gilia stellata La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 3265 Riverside Joshua Tree National Park. West Cottonwood Mountains; bouldery side canyon leading into southeast Pinkham Wash (Stop 4) Comment
  RSA469734  Gilia stellata M. B. Dunkle 1937-3-25 4955 Riverside Dry Morongo. Comment
  SD225059  Gilia stellata G. K. Helmkamp 1998-4-4 3130 Riverside Southern Mojave Desert: junction of CA hwy 62 (Twentynine Palms hwy) & CA hwy 177 (Desert Center - Rice Rd). 474 Comment
  SEINET3005070  Gilia stellata G. Rink 2011-5-1 10508 Riverside North side of the Chuckawalla Mountains near Chuckawalla Spring 505 Comment
  UCR57227  Githopsis diffusa subsp. diffusa Jeri Hirshberg 1989-5-2 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, SW of Mesa de Burro 610 Comment
  CDA4145  Glycyrrhiza glabra K. E. Hoffmaster 1968-11-18 Riverside Coachella Valley near Mecca. 0 Comment
  POM358936  Gnaphalium californicum N. C. Cooper 1944-6-4 1367 Riverside Elsinore Mountain; Lookout at top. 1066 Comment
  UCR234241  Gnaphalium leucocephalum A. C. Sanders, T. B. Salvato 2012-4-27 40086 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. near I-15 crossing and mouth of Mayhew Cyn. 314 Comment
  UCR34921  Gnaphalium palustre L. B. Ziegler 1967-8-2 204 Riverside Peninsular Ranges, San Jacinto Mtns., upper Herkey Creek area 1524 Comment
  UCR212971  Gnaphalium stramineum Justin M. Wood, Brandy N. Wood 2009-7-4 1041 Riverside San Bernardino Valley, Riverside Flood Control Basin, southwest corner of Patton Road and Wineville Road, immediately south of San Bernardino County Line 256 Comment
  UCR88546  Gnaphalium stramineum A. C. Sanders, J. C. Lyman 1995-4-16 16565 Riverside San Bernardino Valley, Glen Avon: sand dune area on N slope of the Jurupa Hills (draining toward Fontana), Pyrite St. Canyon 335 Comment
  UCR92794  Gnaphalium stramineum Scott D. White, M. Wilcox 1995-7-11 3466 Riverside Peninsular Range; Santa Ana Mtns., upper forks of Decker Canyon, SW of Main Divide Truck Trail 730 Comment
  RSA614287  Guillenia lasiophylla D. L. Banks, V. W. Steinmann 1997-3-13 1521 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  UCR217796  Guillenia lasiophylla Jim Andre, T. La Doux 2010-2-28 12558 Riverside Lower Colorado River Valley, along Hwy 95 c. 25 miles north of Blythe, on east side of Big Maria Mountains, under radio tower 83 Comment
  CAS-BOT-BC304634  Gutierrezia californica Lewis S. Rose 1945-12-26 45330 Riverside Palm Springs 137 Comment
  RSA0124742  Gutierrezia microcephala Duncan S. Bell, LeRoy Gross 2016-3-9 8843 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central section of range, approximately 1.75 air miles north of Gucci Spring. 551 Comment
  RSA561421  Gutierrezia sarothrae Steve Boyd, Tim Ross, D. Bramlet 1992-9-9 7688 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
  SD137879  Gutierrezia sarothrae Darin L. Banks, Steve Boyd 1995-10-26 827 Riverside Northwest Palomar Mountains; Cleveland National Forest, west of the Wo odchuck Trail lat the first grassland area along trail. 740 Comment
  SD51717  Gutierrezia sarothrae Otto T. Solbrig 1958-4-18 2760 Riverside 12.3 miles west of Aguanga on Highway 79 (mak 8/07) Comment
  UC1214002  Gutierrezia sarothrae Otto T. Solbrig 1956-4-23 2169 Riverside sides of Hwy 60 1/2 mi w UC Riverside campus 300 Comment
  RSA0066599  Harpagonella palmeri Steve D. Boyd 2001-4-12 10414 Riverside Gavilan Hills Region: Southeast base of Alberhill Mountain on flats north of Nichols Road and west of Pierce Street, in the vicinity of Terra Cotta. Comment
  SBBG120608  Harpagonella palmeri A. C. Sanders 2006-5-19 32379 Riverside hills between Murrieta and Menifee Valley, W of I-215, S of Bundy Cyn/Scott Rd and N of Clinton Keith Rd 518 Comment
  UCR121883  Harpagonella palmeri Ian G. Gillespie, Abby Sirulnik 2000-5-7 36 Riverside Temescal Valley, 0.9 mi SE of Indian Truck Trail and 40 m SW of DePalma Road, directly across from Corona Lake 396 Comment
  UCR217510  Harpagonella palmeri Jeff B. Galvin 2009-4-1 81 Riverside Gavilan Plateau, Lake Matthews, South of Cajalco Road , east of the 'Bend 447 Comment
  RSA0066613  Harpagonella palmeri F. W. Peirson 1922-5-19 3029 Riverside 2.5 miles NE of Murrieta on the road to Perris. Comment
  RSA0066630  Harpagonella palmeri Steve Boyd 1986-3-9 1396 Riverside Temescal Canyon: Terrace escarpments between Indian Truck Trail and Horsethief Wash. 367 Comment
  RSA0066634  Harpagonella palmeri D. L. Banks, S. D. Boyd 1995-3-15 57 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 683 Comment
  UCR128914  Hedypnois cretica A. C. Sanders, Mitch Provance 2001-4-5 23914 Riverside Perris-Aguanga Basin region, Long Canyon, Temecula, between gas pipeline route and 'windmill,' south of BM 1221 366 Comment
  SEINET1004366  Hedysarum coronarium Walter Graves 2003-1 530 -6 Riverside Riverside: grown at U.C.R. in Agricultural Operations Fields. 305 Comment
  UCR9266  Helianthemum scoparium O. F. Clarke 1969-10-25 s.n. Riverside San Jacinto Mtns, Along Banning- Idyllwild Rd. near the Poppet Flats turnoff 1280 Comment
  UCR148328  Helianthus annuus John F. Green 2005-1-13 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  UCR100291  Helianthus gracilentus B. G. Pitzer 1997-4-20 3177 Riverside Lakeview Mtns, top of the hill on Dutton Street, just east of Horseshoe Trail, at a point c. 0.4 mi. north of Stagecoach Road. 640 Comment
  UCR174043  Helianthus gracilentus A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32521 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 640 Comment
  UCR3836  Helianthus gracilentus John Minnich 1964-6-5 640605- 02 Riverside Santa Ana Mtns, Hwy 74 610 Comment
  SDSU14183  Heliotropium curassavicum Michelle Perl, Michael Simpson 2002-4-20 14 Riverside Santa Margarita Ecological Reserve 1/8 mile east of the junction between Santa Margarita River and Via Tornado Road. North of Santa Margarita River. 229 Comment
  RSA544427  Heliotropium curassavicum var. oculatum Steve Boyd, Timothy S. Ross, D. Zippin, T. Oberbauer 1991-6-14 6332 Riverside Skunk Hollow Area, 2 miles E of Murrieta Hot Springs, just W of Second San Diego Aqueduct. Comment
  UCR35180  Heliotropium curassavicum var. oculatum L. B. Ziegler 1974-5-20 525 Riverside San Jacinto Valley, San Jacinto River bed 489 Comment
  CLARK-A1528-1917  Hemizonia fasciculata John C. Roos 1965-6-19 Riverside Santa Ana Mountains Comment
  RSA192192  Hemizonia fasciculata E. W. Lathrop 1966-5-15 6313 Riverside 3 miles SE of Murrieta on the De Luz Road. Comment
  RSA450491  Hemizonia kelloggii J. C. Roos 1965-6-27 s.n. Riverside Reche Canyon Comment
  RSA94066  Hemizonia kelloggii F. W. Peirson 1924-6-21 4757 Riverside Temescal Canyon. 290 Comment
  CLARK-A1528-239  Hemizonia laevis Fred B. Essig 1967-6-20 Riverside Riverside Comment
  UCR89387  Hemizonia mohavensis A. C. Sanders, O. F. Clarke, M. Alexander 1994-1-1 14224 A Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  RSA588672  Hemizonia paniculata D. L. Banks, S. D. Boyd 1995-10-26 0829 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along the Woodchuck Trail, at the large grassland area along the upper trail. Approximately 1.6 miles from the Wilderness boundary. 939 Comment
  UCR128250  Hemizonia paniculata A. C. Sanders, Kelly Volansky 2003-10-16 27335 Riverside Moreno Valley, lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. 534 Comment
  UCR178161  Hemizonia paniculata John F. Green, M. D. Wilcox 2003-7-15 s.n. Riverside San Jacinto Mtns., on powerline trail, picnic area at Juan Diego Flats, NW of Cahuilla Mountain 1220 Comment
  UCR181341  Hemizonia paniculata Mitch Provance 2003-7-7 6523 Riverside San Bernardino Valley, S of the site of the historic town of Declezville, in an unincorporated part of Riverside Co. just south of Fontana (in the Southridge area), along the NW slopes of the Jurupa Mountains, c. 0.3 miles ENE of peak 1437 317 Comment
  UCR69754  Hemizonia paniculata A. C. Sanders, C. McGaugh 1991-7-19 11155 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
  UCR207306  Hemizonia pungens subsp. laevis John F. Green 2009-7-13 s.n. Riverside Peninsular Range, Elsinore Trough, NE side of the city of Lake Elsinore, east side of Pasadena St. north of Central Ave. 384 Comment
  UCR213275  Hesperocallis undulata A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37428 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, lower part of wash c. 2.5-3 mi. NW of Blythe Airport, above Black Creek Rd. 171 Comment
  UCR90751  Hesperocnide tenella Scott D. White 1995-4-5 2754 Riverside Perris Valley, Lakeview Mountains; SW of Juniper Flat Road 579 Comment
  SDSU13695  Heteromeles arbutifolia James C. Dice 1987-11-23 754 Riverside Temecula Gorge, north bank of Santa Margarita River, just east of aqueduct crossing. T8S, R3W, southeast 1/4 of northeast 1/4 of section 27. 244 Comment
  JEPS20372  Heterotheca grandiflora W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 Riverside Santa Ana River Comment
  POM10026  Heterotheca sessiliflora subsp. echioides Anonymous 1904-9-23 s.n. Riverside Betw Temescal & Elsinore. Comment
Read comments Jul 4 2010
  RSA160436B  Heterotheca sessiliflora subsp. echioides J. D. Olmsted 1959-8-18 801 Riverside May Valley Truck trail at crest W of S ridge of Tahquitz Peak, SE of Desert Sun School, Idyllwild, alt 5800ft. San Jacinto Mts, 1768 Comment
  UC297891  Heterotheca sessiliflora subsp. echioides David D. Keck 1926-9-30 265 Riverside 1.4 mi nw of Murrietta Comment
  UCR35279  Heuchera hirsutissima L. B. Ziegler 1969-7-4 400 Riverside San Jacinto Mtns., North slope above Black Mtn. Camp and east of Black Mtn 2348 Comment
  UC871183  Hibiscus denudatus Alice Eastwood 1913-4-30 3069 Riverside Palm Canyon Palm Springs; , Palm Canyon Comment
  UC1971213  Hieracium albiflorum Scott D. White, J. Greene 1998-8-1 6971 Riverside IDYLLWILD AREA: Roadside uplands and meadows within residential community above/parallel to E bank of Strawberry Creek between crossing at Circle Dr. and Humber Park. San Jacinto Peak USGS 7.5' quad. Comment
  RSA0099448  Hilaria rigida Duncan S. Bell, Evan Meyer 2014-10-29 7692 Riverside Santa Rosa Mountains; collecting in Agua Alta Canyon, to the north of Martinez Canyon, about 6 air miles southeast of the summit of Martinez Mountain. 394 Comment
  UCR24074  Hilaria rigida John C. Roos 1947-3-1 3298 Riverside Sonoran (Colorado) Desert, Coachella Valley, [near Thousand Palms] 8 mi. SE of Garnet 98 Comment
  RSA0040034  Hilaria rigida W. Marquart 1938-3-12 s.n. Riverside Mule mts. south of Chuckwalla range. Comment
  SD136873  Hirschfeldia incana Steve Boyd, Tim Ross 1992-5-5 7214 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero. 730 Comment
  UCR89998  Hoffmannseggia glauca A. C. Sanders 1992-4-5 12166 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, Ford Dry Lake, north of Interstate Hwy 10 at Ford Dry Lake Road, near site of Hopkins Well 110 Comment
  CAS-BOT-BC206376  Hoffmannseggia microphylla Alice Eastwood 1913-4-30 3072 Riverside Palm Springs Comment
  LA39345  Hoffmannseggia microphylla Annie M. Alexander; Louise Kellogg 1941-5-17 2192 Riverside near Dos Palmas Comment
  SEINET5554645  Hoffmannseggia microphylla L. S. Rose 1946-1 46301 Riverside Cathedral Canyon Wash desert wash. 200 Comment
  POM261673  Hoita macrostachya W. Pequegnat 1941-6-13 s.n Riverside Trabuco Canyon Comment
Read comments Jun 23 2012
  UCR55321  Holocarpha virgata subsp. elongata L. F. LaPre 1988-7-22 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, at the begining of Oak Hill Trail, Nature Conservancy Preserve Comment
  UCR117652  Hordeum intercedens Scott D. White, M. Jacobsmeyer 1996-4-20 3964 Riverside Perris Basin, near Perris Airport; c. 100 m south of Case Road and 100 m west of the San Jacinto River Channel 433 Comment
  UC1478708  Hulsea heterochroma C. W. Tilforth and B. Busenberg 1980-6-10 1986 Riverside 2.2 mi in on n leg Thomas Mtn. Rd. (w of Hwy 74 and s of Lake Hemet) Comment
  CAS-BOT-BC312588  Hulsea vestita subsp. callicarpha Peter H. Raven; R. Snow 1957-7-26 11098 Riverside Banning-Idyllwild road, 0.7 mi. n. of Vista Grande Ranger Station, San Jacinto Mts. Comment
  RSA507957  Hulsea vestita subsp. callicarpha Steve Boyd, Carol Boyd, K. Boyd, R. Noyes, L. Arnseth 1988-5-28 2275 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  RSA741375  Hydrocotyle ranunculoides Scott D. White, Justin M. Wood 2008-5-15 11976 Riverside San Jacinto Mountains: Johnson Meadow. 1415 Comment
  RSA695592  Hymenoclea salsola Keith E. Hoffmaster 1937-3-16 s.n. Riverside Palm Springs. Comment
  UCR109553  Hymenoclea salsola R. D. Goeden, Don W. Ricker 1974-3-1 s.n. Riverside Sonoran (Colorado) Desert, Desert Center 305 Comment
  JEPS66802  Hypericum anagalloides I. W. Clokey and E. G. Anderson 1935-8-21 6833 Riverside N. Fork San Jacinto R. 1500 Comment
  RSA458205  Hypericum androsaemum H. E. Hasse 1892-7-3 s.n. Riverside San Jacinto [could be San Jacinto Mtns., or could be San Jacinto Riv. near City of San Jacinto but probably mtns., based on species] Comment
  UCR195117  Hypericum formosum A. C. Sanders, Tim Thomas 2008-8-1 35946 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek near Mountain Center, SE of Keenwild Fire Station 1402 Comment
  RSA420162  Hyptis emoryi Robert Gustafson 1978-3-21 838 Riverside Joshua Tree National Monument, about 4 miles from the junction of the road leading through the park and Hwy 70. 640 Comment
  RSA704591  Hyptis emoryi LeRoy Gross 2005-3-3 1590 Riverside Palen Mountains, south side. Near end of old prospect road., [From] Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W. 207 Comment
  RSA776343  Hyptis emoryi Duncan S. Bell 2010-3-20 625 Riverside Riverside Mountains; in the vicinity of Calzona Mine; approximately 2 air miles northeast of Riverside Mountain Peak. 232 Comment
  UCLA61595  Hyptis emoryi C. Epling 1932-11-9 Riverside Murray Canyon Palm Springs (Palm Springs); , Palm Springs Comment
  UCR255953  Hyptis emoryi Deidre Conocchioli, Duncan S. Bell 2014-3-11 152 Riverside Devil Canyon in the Santa Rosa Wilderness Area, west of Coachella Valley, 3 mi south of Lake Cahuilla 110 Comment
  UCR3004  Hyptis emoryi Wm. Horn Jr. 1963-3-23 630323- 4 Riverside Western Colorado Desert, Box Canyon Road (Calif. Hwy 195 ), 8 mi SE of Mecca, 75 yards south of the road. 61 Comment
  SEINET9369856  Hyptis emoryi Unknown 1936-12-19 Riverside Riverside Co., CA (elev 500') 152 Comment
  UCR265615  Iberis umbellata Ling-Hsuan Kung 2011-6-1 014 Riverside Big Spring Mountains, in Moreno Valley off of the Pigeon Pass Road 586 Comment
  CAS-BOT-BC389744  Imperata brevifolia M. Danielson 1963-12-23 s.n. Riverside Tahquitz Canyon Comment
  UCR20456  Imperata brevifolia John C. Roos 1949-9-7 4655 Riverside Sonoran (Colorado) Desert, 1 mi west of Whitewater bridge on Hwy 99 along a canal 396 Comment
  SEINET3091299 Image available Ipomoea triloba A. C. Sanders 1988-11-6 8743 Riverside Imperial Valley between Brawley and Westmorland. E side of Hwy 86 at intersection with Kalin Rd. and Tamarack Canal crossing. 1.6 miles NW of the New River crossing at Brawley. 34 Comment
  SD181693  Isocoma menziesii var. vernonioides Scott D. White 1998-10-9 7168 Riverside Corona, near Bedford Canyon. 334 Comment
  RSA199007  Isoetes howellii R. F. Thorne, E. Lathrop, P. A. Munz 1968-5-8 37567 Riverside Santa Rosa Plateau: on Mesa de Colorado, Rancho California 671 Comment
  UCR193356  Isoetes orcuttii A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35627 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.0 mi. WSW of Fleming Ranch, along nameless tributary of Herkey Creek 1585 Comment
  CHSC35206  Isomeris arborea var. arborea James Henrickson 1973-3-18 8610 b Riverside Ca. 33 (air) miles E of Temecula, 5-7 miles SE of Terwilliger, at N end of Coyote Canyon Road, on the first steep grade down to canyon. 792 Comment
Read comments Apr 6 2013
  RSA594209  Ivesia callida M. Hamilton, Paul Sheppard 1981-7-26 s.n. Riverside Tahquitz Peak. 2500 Comment
  JOTR30787  Ivesia saxosa La Doux, Tasha, Erin Babich 2007-4-18 1516 Riverside Joshua Tree National Park. About .5 mile southeast of Lost Horse Ranger Station, at the west edge of Lost Horse Valley Comment
  UCR114749  Juglans californica A. C. Sanders, K. C. Rose 1999-6-18 22803 Riverside Skinner/Domenigoni area, French Valley, E side of Washington Ave., 1/2 mile south of Rawson Rd. 439 Comment
  UCR189782  Juglans californica var. californica Theresa Johnson 2007-10-24 403 Riverside Peninsular Ranges, Perris-Aguanga basin, Badlands, just north of Highland Blvd Comment
  SEINET3831732  Juglans hindsii R. E. Riefner Jr. 2011-1 11 -126 Riverside Santa Ana Canyon, end of Green River Rd. near entrance to Green River Golf Course. 125 Comment
  UCR209197  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37145 Riverside Peninsular Range, Box Springs Mtns. Foothills, Riverside, dry arroyo on UCR campus SE of student health center and just north of North Campus Drive 320 Comment
  UCR100825  Juglans nigra A. C. Sanders, T. Tennant 1997-11-14 21601 Riverside San Bernardino Mtns., Morongo Indian Reservation, sag pond at SE end of Burro Flats 1110 Comment
  LA19854  Juncus acutus subsp. leopoldii Carl Epling; 1927-3-27 sn Riverside Thousand Palms Comment
  RSA304346  Juncus bryoides Barbara Ertter, Jeffrey L. Strachan 1980-5-21 3482 Riverside Santa Rosa Mountain Road (Forest Road 7S02) ca. 2.0 miles S of Highway 74 (Pines to Palms Highway). 1585 Comment
  RSA356717  Juncus bufonius Robert F. Thorne, E. W. Lathrop 1975-5-20 45499 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 610 Comment
  RSA387354  Juncus bufonius Steve Boyd 1986-4-19 1718 Riverside Temescal Canyon: Warm Springs Valley, Alberhill Creek drainage, E of Nichols Road. Comment
  RSA69674  Juncus bufonius F. W. Peirson 1919-4-14 2845 Riverside Murray Canyon, near Palm Springs. Comment
  SEINET3150744  Juncus bufonius H. M. Hall 1904-5-10 4954 Riverside Fremont Park 244 Comment
Read comments Mar 15 2014
  UC842319  Juncus bufonius P. A. Munz 1922-4-29 5063 Riverside 0.5 mi s Lake Elsinore 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
  UC1931241  Juncus effusus Scott D. White, Justin Wood 2008-7-9 12420 Riverside San Jacinto Mountains: Johnson Meadow (Idyllwild) Comment
  RSA741268  Juncus effusus subsp. austrocalifornicus Scott D. White, Justin M. Wood 2008-7-10 12451 Riverside Fobes Spring 1500 Comment
  SBBG57289  Juncus macrophyllus R. Hoffmann 1929-9-7 Riverside San Jacinto Mtns 1828 Comment
  RSA263804  Juncus rugulosus George E. Johnson 1975-6-26 7 Riverside Mesa de Burro, 3.0 miles west of Murrieta. Santa Rosa Plateau. 610 Comment
  SD121509  Juncus tiehmii Barbara Ertter, Jeffrey L. Strachan 1980-5-21 3481 Riverside Santa Rosa Mountain Road (Forest Road 7S02), ca. 2 miles south of Highway 74 (Pines to Palms Highway), rivulets on southeast slope, moist granitic sand of opening in chaparral. 1584 Comment
  UC1930982  Juncus triformis A. C. Sanders 2006-5-19 32400 Riverside Hills between Murrieta and Menifee Valley, west of I-215 south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. Comment
  JOTR30096  Juniperus californica La Doux, Tasha, Alice Miller 2007-5-8 1736 Riverside Joshua Tree National Park. Stop 1: Along Key's View Rd., common 1385 Comment
  CAS-BOT-BC234598  Justicia californica Ivan Johnston 1917-4-4 1079 Riverside Near Palm Springs Comment
  POM3996  Justicia californica Marjorie Shaw 1916-03 s.n. Riverside Palm Springs. Comment
Read comments Aug 27 2011
  SFV8413  Justicia californica G. L. Webster, W. R. Hildreth 1966-12-10 7461 Riverside Mojave Desert Joshua Tree National Monument, upper part of Cottonwood Canyon, gravelly desert wash. 793 Comment
  UC724210  Justicia californica Aven and Ruth Nelson 1939-3-22 3219 Riverside Palm Springs Comment
  UCR140706  Keckiella antirrhinoides A. C. Sanders 2004-5-12 27863 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  NY786514  Keckiella antirrhinoides var. antirrhinoides G. D. Wallace 1966-4-16 465 Riverside West of Lake Elsinore 823.0 Comment
  NY786540  Keckiella antirrhinoides var. antirrhinoides G. R. Campbell 1951-4-22 16072 Riverside Highway 74, between Hemet and Idyllwild, 4 miles above Cranston Ranger Station 1005.8 Comment
  UCR116980  Keckiella antirrhinoides var. antirrhinoides A. C. Sanders, T. B. Salvato 2001-5-3 24083 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  UCR176574  Keckiella antirrhinoides var. antirrhinoides Holly A. Wanamaker 2005-4-14 05 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
  JOTR30643  Keckiella antirrhinoides var. microphylla La Doux, Tasha, Erin Babich 2008-4-21 1805 Riverside Joshua Tree National Park. Stop 4-Little San Bernardino Mountains, Upper East Deception Canyon 1233 Comment
  POM122438  Keckiella cordifolia Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild, San Jacinto Mountains. Comment
  RSA293230  Keckiella ternata subsp. ternata D. C. Michener 1980-7-20 3714 Riverside Thomas Mtn. Chaparral/ coniferous forest transition on Thomas Mtn re [6S13] 2.7mi. north of jct. with CA by Lake Hemit. 1450 Comment
  SEINET3386523 Image available Kochia scoparia R. E. Riefner Jr. 2006-5-30 214 Riverside Romoland, Sherman Rd. near Ethanac Rd 440 Comment
  RSA180390  Koeleria macrantha E. W. Lathrop 1965-5-18 5761 Riverside 8 miles W of Murrieta; hills around 300 ft high 609 Comment
  RSA489842  Koeleria macrantha D. Charlton 1988-5-21 1937 Riverside Thomas Mountain Rd, from North to South. West of Garner Valley and South of Lake Hemet on Hwy 74 1677 Comment
  CAS-BOT-BC61423  Krameria bicolor Annie M. Alexander; Louise Kellogg 1941-5-12 2165 Riverside Black Eagle Mine Park 670 Comment
  JOTR34022  Krameria bicolor La Doux, Tasha, M. Harding 2010-4-7 2909 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View; in upper reaches of side canyon, approx. 1 mile north of park boundary Comment
  UCD107113  Krameria bicolor Marian L. Vincent; Richard H. Swade 1963-10-19 449 Riverside Snow Creek Road, 1 mile from its intersection with California State Hwy. 111. 365 Comment
  RSA697951  Krameria canescens J. R. Bruff 1927-11-24 6 Riverside Whitewater. Comment
  RSA409438  Krameria erecta I. M. Johnston 1917-4-4 s.n. Riverside Andreas Canon. Comment
  UCR19177  Krameria erecta John C. Roos 1965-6-13 s.n. Riverside Santa Rosa Mtns., Dos Palmas Spring Comment
  RSA517842  Krameria grayi Steve Boyd, Orlando Mistretta 1986-3-13 1477 Riverside West Side Palen Mts: NE of Desert Center; first large canyon at NW tip of western segment of range. Comment
  UCR213434  Krameria grayi A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37424 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, lower part of wash c. 2.5-3 mi. NW of Blythe Airport, above Black Creek Rd. 171 Comment
  SEINET10759239  Lactuca serriola David B. Dunn, A. Folsom 1948-6-17 Dunn 3796 Riverside At quad 1. At camp in Pushawalla Canyon under palms. Indio Hills, Colorado Desert. Comment
  CLARK-A1528-3099  Lamium amplexicaule John C. Roos 1938-3-12 1642 Riverside La Sierra Comment
  UCR101796  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 1997-3-5 1329 Riverside 2.8 mi SE of Gilman Hot Springs 518 Comment
  UCR72159  Langloisia setosissima Theo Glenn 1991-5-7 91- 88 Riverside Sonoran (Colorado) Desert, Big Maria Mtns, north of Blythe 365 Comment
  RSA690983  Langloisia setosissima subsp. setosissima Scott D. White, Michael Honer 2003-5-14 9305 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  RSA795738  Larrea tridentata Jim Andre 2012-3-18 21291 Riverside Palen Valley; along Rice Road (Highway 177) east of Coxcomb Mountains, 9.6 miles south of Highway 62. 208 Comment
  SD229306  Larrea tridentata Dick Schwenkmeyer 2013-6-11 913 Riverside Approx. 1.5 miles north od highway 74 and Royal Carrizo Road intersection. 854 Comment
  UCR89566  Larrea tridentata George K. Helmkamp 1994-3-8 41 16 Riverside Western Colorado Desert, SW-facing slope at the junction of [Date] Palm Dr. and Varner Rd., below Edom Hill, 'Indio Hills 152 Comment
  SEINET10406507 Image available Larrea tridentata S. C. Mason 1908-1 Riverside Palm Springs Comment
  SEINET10406508 Image available Larrea tridentata G. B. Grant 1906-5-1 229 -6724 Riverside Colorado desert at Palm Springs, southern California Comment
  UC83662  Lastarriaea coriacea unknown April 1891 Riverside Cabazon Comment
Read comments Mar 13 2011
  UC1979559  Lasthenia californica Darin L. Banks, Steve Boyd 1995-5-3 288 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
  POM361603  Lasthenia coronaria P. J. Remple 1942-3-2 s.n. Riverside San Gorgonio Pass S of Cabazon Comment
  RSA501046  Lasthenia coronaria Steve Boyd, T. S. Ross, L. Arnseth 1989-4-1 3167 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  UC69031  Lasthenia coronaria H. M. Hall 1905-4-1 5752 Riverside Beaumount Comment
  UCR113179  Lasthenia coronaria A. C. Sanders 1998-3-11 21678 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, north of Diamond Valley, near old mine site above San Jacinto Valley, south of end of Warren Rd. 610 Comment
  UCR137700  Lasthenia coronaria D. L. Banks, V. W. Steinmann 1997-3-13 1514 Riverside NW Palomar Mtns, Agua Tibia Mtns, Vail Lake area, N and just south of Hwy 79; hills (burned in the Vail fire of May 1996) east of the Dripping Springs alcove and west of Vail Lake Marina Rd 549 Comment
  UC34661  Lasthenia gracilis H. M. Hall 1902-4-26 2971 Riverside vicinity Riverside; Box Springs Mt. 701 Comment
  UC893758  Lasthenia gracilis P. A. Munz and I. M. Johnston 1922-5-20 5452 Riverside Hemet Valley San Jacinto Mts., Hemet Valley 1371 Comment
Read comments Mar 24 2011
  UCR178150  Lasthenia gracilis T. B. Salvato, Tracy Tennant 1998-4-23 MOR- 916 Riverside San Bernardino Mtns., Morongo Indian Reservation, Burro Flats 1189 Comment
  SD143907  Lathyrus vestitus Scott D. White 1994-4-23 Riverside Millard canyon, ca. 8 airmiles north of Cabazon, USFS Road 2S05.2, ca. 0.3 miles south of junction 2S05.2 & 2S05B, ca. 1.7 miles south of deer Spring & 1 mile SW of Bear Wallow Spring; USGS San Gorgonio Mountain 7.5' quad. 1310 Comment
  RSA5013  Lathyrus vestitus subsp. alefeldii Dorothy R. Wolf 1932-3-20 13 Riverside Richman Ranch 2.5 mi N of De Luz. SW. 457 Comment
  RSA50735  Lathyrus vestitus subsp. alefeldii E. C. Jaeger 1925-3-21 s.n. Riverside Temecula Canyon Comment
  RSA510024  Lathyrus vestitus subsp. laetiflorus B. Pitzer, E. Misquez 1988-2-28 616 Riverside 2 mi s of Rancho California Road (sw of Murrieta, Walker Basin, Avenida del Oro); Walker Basin, Avenida del Oro. Comment
  UCR89878  Lathyrus vestitus var. vestitus Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3339 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
  RSA612820  Layia platyglossa D. L. Banks 1997-3-1 1349 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. Pechanga Creek, east of the ''Fiesta Grounds'' to the spring on the northern fork of Pechanga Creek at the eastern end of the Reservation. 423 Comment
  UCR112395  Layia platyglossa A. C. Sanders, K. C. Rose 1998-5-21 21856 Riverside Hemet, Alkaline flats west of town, east of the canal, south of Hwy 74 (Florida) and c. 1/4 mi. west of Warren Rd. 457 Comment
  UCR202066  Layia platyglossa Karin Cleary-Rose 1998-3-6 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, Palmieri property, 25 acre parcel in western Hemet, south of Hwy 74, west of Warren Rd, directly east of the San Diego Aqueduct and c. 500 ft. east of Salt Creek, north of Stetson Ave. 527 Comment
  POM12985  Layia platyglossa subsp. platyglossa P. A. Munz, I. M. Johnston 1922-5-19 5419 Riverside Hemet Valley, San Jacinto Mountains. 1402 Comment
  RSA641178  Lemna minor Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38151 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
  SD8295  Lepidium dictyotum Daniel Cleveland 1882-5-3 845 Riverside Temecula Comment
  POM93707  Lepidium dictyotum Marcus E. Jones 1882-4-24 s.n. Riverside Temecula Comment
  SEINET4565897  Lepidium fremontii var. fremontii Duncan S. Bell 2010-4-2 691 Riverside Arica Mountains: along the ridgeline of the mountain range about 0.3 air mile north of the summit 561 Comment
  CLARK-A1528-2325  Lepidium lasiocarpum John C. Roos 1948-5-15 3841 Riverside Eagle Mountains Comment
  RSA678339  Lepidium lasiocarpum Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10476 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
  SD262248  Lepidium lasiocarpum Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317 15 Riverside Elsinore Trough: Periodic eastern shoreline of Lake Elsinore (e.g. 1994), in the City of Lake Elsinore, A+- at the borderline with the Sedco Hills Neighborhood of the City of Wildomar, in open space along west side of Mission Trail at Lewis St. 387 Comment
  RSA0049915  Lepidium lasiocarpum subsp. lasiocarpum Jim Andre 2014-1-27 26674 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
  UCR116655  Lepidium latifolium A. C. Sanders, Carolyn Washburn 2001-5-10 24243 Riverside Perris-Aguanga Basin, San Jacinto River Valley, south side of intersection of Sanderson Ave. and Ramona Blvd., c. 4 mi. NW of San Jacinto 445 Comment
  UCR127146  Lepidium latifolium A. C. Sanders, Guy Bruyea 2003-6-12 26888 Riverside Perris-Aguanga Basin Region, Winchester, SW edge of town between Simpson Ave. and Olive Ave., c. 1 km west of Hwy 79/Winchester Rd. 445 Comment
  UCR49237  Lepidium nitidum Steve Boyd 1986-4-2 1621 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  UCR280638  Lepidium oblongum Arlee Montalvo 2017-4-20 674 Riverside Peninsular Range; Temescal Canyon, floodplain of Bedford Wash before confluence with Temescal Wash, south of Cajalco Rd. 245 Comment
  OBI45208  Lepidium virginicum B. Pitzer & Jack Easton, Jack Easton 1987-3-10 402 Riverside Anza area, hills S of Thomas Mtn, ca 3 mi (airline) E oftown of Anza on N side of hwy 371. Butterfly Peak 7.5'quad: T7S, R4E, NE1/4 sec 13 1341 Comment
  RSA751098  Lepidium virginicum var. pubescens Scott D. White, Justin M. Wood 2009-5-21 12853 Riverside Garner Valley, near abandoned duck ponds, S of Quinn Flat. 1357 Comment
  UC64341  Lepidium virginicum var. pubescens H. M. Hall May 1899 1176 Riverside El Toro Mt. San Jacinto Mts. 2286 Comment
  CAS-BOT-BC329444  Lepidospartum squamatum Carl B. Wolf 1932-10-11 4269 Riverside Mouth of Whitewater Wash. 304 Comment
  CAS-BOT-BC329446  Lepidospartum squamatum Alice Eastwood 1913-4-30 s.n. Riverside Palm Springs Comment
  UCD134034  Lepidospartum squamatum Lewis S. Rose 1966-12-14 66103 Riverside Whitewater Wash, north of Palm Springs. 198 Comment
  UCR125209  Leptochloa uninervia Mitch Provance 1998-5-24 535 Riverside Jurupa Mountains, S 'Rattlesnake Mt.', near the corner of Alta St. and Canal St. in Rubidoux 396 Comment
  SEINET3101910  Leptodactylon californicum Marc A. Baker, with Michelle Cloud-Hughes 2011-6-13 17382 Riverside San Jacinto Mountains, 3km NE of Idyllwild, north side of Suicide Peak, 500m east of Marion Creek Comment
  UC748988  Leptodactylon californicum Susan Delano McKelvey 1937-4-10 5107 Riverside Jack Rabbit Trail between Hemet Valley and Beaumont; between Hemet Valley and Beaumont 701 Comment
Read comments Mar 21 2011
  POM364671  Leptosiphon floribundus Emery M. Whilton 1938-5-15 s.n. Riverside Taken between capistrano and Lake Elsinor. Comment
  RSA58863  Leptosiphon liniflorus P. A. Munz, Percy C. Everett 1950-6-23 14915 Riverside 2 mi. n.w. of Pipe Creek, south end of San Jacinto Mts. 1402 Comment
  POM118637  Lesquerella tenella Marcus E. Jones 1924-2-28 s.n. Riverside West of Blythe. Comment
  UC856649  Lesquerella tenella C. L. Hitchcock 1940-3-31 5881 Riverside Cottonwood Springs 1/2 mi below Spring; Cottonwood Springs Comment
  UCR244432  Lesquerella tenella Jim Andre 2012-4-16 20927 Riverside Mojave/Sonoran Desert Transition, Joshua Tree National Park; along Cottonwood Springs Rd, 2.4 mi. north of Cottonwood Visitor's Center 956 Comment
  SD175800  Lessingia glandulifera var. glandulifera Mike Lahti 2006-9-12 1356283 Riverside Sage Ranch Nursery, 41801 East Benton Rd., Hemet. 715 Comment
  RSA126644  Leymus condensatus H. S. Yates 1937-6-27 6712 Riverside Lower San Jacinto River Canyon. 640 Comment
  RSA512760  Leymus condensatus Walter Wisura, Bart O'Brien, M. Durant 1990-6-12 4443 Riverside Ortega Highway 2.8 miles from T-junction S of Lake Elsinor, in burned area. Comment
  POM12132  Leymus triticoides Mary F. Spencer 1921-5-29 1690 Riverside San Jacinto 549 Comment
  UCR21922  Linanthus androsaceus Steve Boyd 1980-4-8 105 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  JEPS58191  Linanthus aureus W. L. Jepson 1914-5-17 5983 Riverside Pleasant Valley, Lookout Mt. Colorado Desert, Conchilla Range 914 Comment
  UC23394  Linanthus aureus E. L. Koethen 1897-4-15 13 Riverside Riverside Comment
  HSC101578  Linanthus californicus Steve Boyd, Susan Jett 2008-3-20 11829 Riverside Peninsular Ranges; Santa Ana Mountains region: eastern flank of the range along El Cariso Trunk Trail, ca. 0.5 mi. north of Highway 74 732 Comment
  RSA28061  Linanthus dianthiflorus subsp. dianthiflorus I. L. Wiggins 1941-3-27 9692 Riverside 4 mi. north of Whitewater. Comment
  JEPS22523  Linanthus jonesii Rimo Bacigalupi with Paul Hutchison 1958-2-19 6187 Riverside 9.5 mi n Blythe (at w base of the Big Maria Mts.); Big Maria Mts. 167 Comment
  UC880048  Linanthus lemmonii Marcus E. Jones, A. M. 1882-4-25 3174 Riverside San Jacinto 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
  RSA751425  Linanthus liniflorus A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35577 Riverside May Valley c. 1.25 mi SW of Fleming Ranch, near May Valley Rd. 1560 Comment
  RSA678423  Linanthus parviflorus Michael Wall 2003-4-26 304 Riverside South of Diamond Valley, Northeast of Skinner Reservoir, Rawson Canyon. Off Rawson Road, 2.7 miles from jct. with Washington Ave. off Winchester Rd. 564 Comment
  UC52728  Linanthus parviflorus H. M. Hall 1902-4-26 2983 Riverside vicinity Riverside; Greene Canyon 609 Comment
  UCR48508  Linanthus pygmaeus Steve Boyd 1986-4-13 1688 Riverside Gavilan Hills, Harford Springs County Park, between creek and W flank of 'Cross Mountain Comment
  UCR20554  Linum lewisii W. W. Mayhew 1977-6-27 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1921 Comment
  UCR50042  Linum usitatissimum Lyman Benson 1945-3-29 11619 Riverside Sonoran (Colorado) Desert, San Gorgonio Pass, 5 mi. east of Banning [near Cabazon] 610 Comment
  RSA519244  Lobularia maritima Ed LaRue 1989-4-25 s.n. Riverside 2 mi (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. 488 Comment
  UCR87144  Loeflingia squarrosa A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16141 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  UC465549  Loeflingia squarrosa var. squarrosa Fred M. Reed 1907-6-9 1394 Riverside Ba<?> Ranch Riverside (Sec. 30) Comment
Read comments Jul 30 2006
  JOTR30672  Loeseliastrum matthewsii La Doux, Tasha, Jim Andre 2008-3-21 141 Riverside Joshua Tree National Park. N. side of paved road to Cottonwood, at Fried Liver Wash crossing 557 Comment
  RSA339649  Loeseliastrum matthewsii R. F. Thorne, C. W. Tilforth 1980-5-28 54234 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  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
  RSA468342  Loeseliastrum schottii Christopher Davidson, A. Suprenant, Alan Romspert 1979-4-29 7809 Riverside West of Indio, 3 miles E of Date Palm Drive. 15 Comment
  UCR260861  Loeseliastrum schottii A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41485 Riverside San Gorgonio Pass, 3.15 miles east of Cabazon, north of the San Gorgonio River wash on the alluvial slope east of the water bottling plant and south of I-10 449 Comment
  UCR54310  Lolium perenne Frank C. Vasek 1956-6-12 s.n. Riverside Riverside: Hwy 60, 1.05 mi east of Chicago Ave. on the University of California, Riverside campus Comment
  RSA577753  Lolium perenne subsp. multiflorum F. M. Reed 1928-8-11 5871 Riverside Near Chino Comment
  POM78236  Lomatium vaginatum Marcus E. Jones 1903-5-11 s.n. Riverside Banning. 701 Comment
Read comments Dec 8 2013
  CAS-BOT-BC234893  Lonicera subspicata var. denudata Peter H. Raven; R. Snow 1957-7-26 11118 Riverside 2.0 mi. s. of Vista Grande Ranger Station, Banning - Idyllwild road, San Jacinto Mts. Comment
  RSA16379  Lonicera subspicata var. denudata Percy C. Everett 1935-6-17 7140 Riverside Santa Ana Mountains, near Glen Ivy Resort on Coldwater Canyon Trail to Santiago Peak. 457 Comment
  UCR97256  Lonicera subspicata var. denudata Scott D. White 1997-2-9 4684 Riverside Peninsular Range, Elsinore Basin; Temescal Valley: SW of Hwy I-15 between Indian Truck Trail and Lake Street exits, c. 0.5 mi east of Glen Eden 460 Comment
  RSA783416  Lotus J. D. Olmsted 1959-8-26 843 Riverside Along Hwy. from Santiago Res. to Irvine Park, Santa Ana Mts. 305 Comment
Read comments Jun 6 2013
  UCR27091  Lotus argophyllus T. P. Krantz, K. Berg 1982-5-26 s.n. Riverside San Jacinto Mtns., along Bonita Vista Road, north of Garner Valley Comment
  RSA314669  Lotus argophyllus var. argophyllus R. F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55495 Riverside San Bernardino Mountains: Whitewater River where road crosses river below fish hatchery, ca. 4 miles north of Whitewater Post Office. 640 Comment
  RSA0027734  Lotus crassifolius John F. Emmel 1985-6-30 945 Riverside Along north edge of Strawberry Creek, west of Idyllwild. Comment
  RSA748359  Lotus crassifolius var. crassifolius Sarah J. De Groot, Naomi Fraga 2004-7-8 4389 Riverside San Jacinto Mountains: East of Idyllwild along Chimney Flats Road 5S06, off end of Tollgate Road. Between intersection of 5S06 and 5S24 and intersection of 5S06 with 5S04. 1524 Comment
  UCR114338  Lotus hamatus Mitch Provance 2000-5-5 2017 Riverside Riverside, Box Springs Mtns., canyon c. 0.5 mi. NE of peak 2553 and c. 0.5 mi. SW of the old landfill off Pigeon Pass Rd. 488 Comment
  RSA717625  Lotus heermannii Scott D. White 2006-4-27 11284 Riverside Perris Basin/San Jacinto Mtn Foothills: Santa Rosa Hills, S. of Hemet. 549 Comment
  UCR93065  Lotus heermannii A. C. Sanders, S. Ogg 1994-7-28 15177 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd. Bridge 243 Comment
  UCR214270  Lotus humistratus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37740 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, c. 0.5 mi NE (34 deg. ) of intersection of Temescal Canyon Rd. and Concordia Ranch Rd. 518 Comment
  UCR228910  Lotus humistratus A. C. Sanders 2011-4-7 39033 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, between Horsethief Canyon and Glen Eden, along I-15 Frontage Rd., SE of Lee Lake 381 Comment
  RSA714382  Lotus oblongifolius T. B. Salvato, John F. Green 2004-5-27 604 Riverside Head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp. 1402 Comment
  RSA406790  Lotus rigidus N. R. Zabriskie, Walter M. Zabriskie 1970-6-1 328 Riverside Andreas Canyon area, east slope San Jacinto Mts. 427 Comment
  UCR158268  Lotus salsuginosus A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-4-14 29494 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
  UC15613  Lotus salsuginosus var. brevivexillus W. G. Wright 1890-1 1755 Riverside Colorado Desert Comment
  SEINET10688352  Lotus scoparius subsp. brevialatus Salvato 2004-5-27 SALVATO 622 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. Upper canyon, pine woodland. 1402 Comment
  CLARK-A1045-875  Lotus strigosus George K. Helmkamp 1977-3-5 Riverside Santa Ana Mountains along Riverside-San Diego County Line at start of Interstate Highway 215; ; southern oak woodland; Temecula 7.5'Q Comment
  CLARK-A1528-2806  Lotus strigosus John C. Roos 1952-4-9 5479 Riverside Riverside 259 Comment
  UCR214326  Lotus strigosus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38386 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
  UCR93024  Lotus strigosus G. P. Schultz 1994-4-7 65 Riverside Box Springs Mtns, Big Springs Canyon and N on the crest to Two Trees Canyon (S side) Comment
  RSA406407  Lotus strigosus var. tomentellus Gale Sphon 1955-5-21 s.n. Riverside 5 miles north of Lake Fulmore Comment
  RSA27024  Lotus tomentellus C. L. Hitchcock 1940-3-29 5854 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  POM1928  Lotus wrangelianus Robinson, Crocker 1916-4-3 s.n. Riverside Elsinore region. Comment
  UCR51134  Lupinus Jack Easton 1988-5-2 s.n. Riverside Peninsular Range, Anza area 1189 Comment
  RSA0043329  Lupinus John F. Emmel 1991-5-18 1172 Riverside Hemet; near intersection of Hemet Street and Thornton Avenue. 536 Comment
  UC397414  Lupinus albifrons P. A. Munz 1921-4-30 4494 Riverside Pinyon Wells 1219 Comment
  CHSC8469  Lupinus arizonicus Edward Laidlaw Smith 1958-3-21 474 Riverside 2 mi. e. Indio on Hwy 60. Salton Sea drainage area. San Bernardino Mt. Range. Comment
  CLARK-A1528-2816  Lupinus arizonicus John C. Roos 1947-2-15 3268 Riverside Eagle Mountains Comment
  JEPS64937  Lupinus arizonicus W. L. Jepson 1927-4-11 11638 Riverside Whitewater 457 Comment
  POM349945  Lupinus arizonicus A. M. Johnson 1933-4-28 s.n. Riverside 2 miles up from Palm Springs highway, Hemet Mt. road. Comment
  POM349953  Lupinus arizonicus N. C. Cooper 1944-4-8 1083 Riverside Andreas Canyon. 305 Comment
  RSA789349  Lupinus bicolor Naomi S. Fraga, Duncan S. Bell 2009-5-6 2704 Riverside Arroyo seco SE of Dripping Springs Campground and Fire Station. 488 Comment
  SEINET7063242 Image available Lupinus bicolor A. G. Vestal 1963-5-19 s.n. Riverside About 5.5 miles southwest of Cahuilla on Route 371 [Cahuilla Road]. UTM Zone 11, 515481mE, 3705072mN. (WGS84/NAD83). 887 Comment
  UCR16223  Lupinus bicolor Leland R. Dykes 1962-5-1 60 Riverside Santa Ana Mtns., Santa Rosa Plateau, San Mateo Canyon [Tenaja] Rd, c. 11 mi. west of Palomar Road [=Washington Ave.] in Murrieta [vicinity of Tenaja Guard Station] 610 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
  UCR138139  Lupinus bicolor subsp. microphyllus D. L. Banks, V. W. Steinmann 1997-3-13 1457 Riverside NW Palomar Mtns, Agua Tibia Mtns: Redhawk Housing Development, north of the Pechanga Indian Reservation in the hills south of the intersection of Marge Place and Tehachapi Pass (S of Redhawk Parkway) 378 Comment
  SD119936  Lupinus concinnus Louis B. Ziegler 1967-6-8 155 Riverside Hemet Valley; San Jacinto Mountains. 1402 Comment
  UCR16231  Lupinus concinnus subsp. optatus C. Bahre 1970-4-30 s.n. Riverside San Jacinto Mtns., North Fork of San Jacinto River 1524 Comment
  OBI30747  Lupinus excubitus Rhonda Riggins 1982-4-15 1342 Riverside Roadside CA 371 in Anza Valley, 7.5 mi N jctn CA 79 in Aguanga Comment
  CAS-BOT-BC216697  Lupinus excubitus var. excubitus P. C. Everett 1935-6-18 7182 Riverside 1 mile from Ortega Highway, Main Divide Motorway to Santiago Peak, Santa Ana Mountains 731 Comment
  POM2500  Lupinus excubitus var. hallii I. M. Johnston 1918-5-30 1996 Riverside Temescal Canyon 366 Comment
  UCR251691  Lupinus excubitus var. hallii M. A. Voeltz 2014-5-25 s.n. Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon near Corona, Cleveland National Forest, Trabuco Ranger District 403 Comment
  RSA430284  Lupinus formosus David B. Dunn, LeDoux, Kenney 1973-6-15 20760 Riverside 4 miles NW of Jct of Hwy 74 and 71 on Hwy 74. 1402 Comment
  RSA413640  Lupinus formosus var. bridgesii M. B. Dunkle 1935-3-30 4428 Riverside Pinto Basin, Colorado Desert. 915 Comment
  UCR260873  Lupinus hirsutissimus A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41507 Riverside San Gorgonio Pass, north of San Gorgonio River wash, c. 3 miles east of Cabazon, south of I-10 and generally NE of water bottling plant 457 Comment
  UCR86868  Lupinus hirsutissimus A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16276 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
  RSA87183  Lupinus hyacinthinus Joseph A. Ewan 1930-8-31 2145 Riverside Hidden lake, San Jacinto Mts. 2744 Comment
  SD152848  Lupinus longifolius Steve Boyd 1992-4-15 6881 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area; Bluewater Canyon along Bluewater Trail downstream to the confluence with San Mateo Creek. 334 Comment
  UCR92108  Lupinus microcarpus var. densiflorus D. L. Banks, Steve Boyd 1995-5-17 441 Riverside Agua Tibia Mountains, NW Palomar Mtns, Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mtn, lower Arroyo Seco, south of the Dripping Springs Campground, west of the Dripping Springs Trail. 573 Comment
  CLARK-A1528-4873  Lupinus sparsiflorus John C. Roos 1937-3-23 434 Riverside Whitewater Comment
  SBBG101784  Lupinus sparsiflorus S. Boyd, T. Ross, M. Hammitt 1991-5-2 6060 Riverside SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  SFV9218  Lupinus sparsiflorus J. H. Lane 1972-4-9 65 Riverside Pauba Valley in vicinity of Temecula. Highway 71 and Pauba Valley Road, not far from junction of Highway 395 and Highway 71. Top of hill to east of road. Comment
  UCR17920  Lupinus sparsiflorus M. J. Arbaugh 1978-5-5 s.n. Riverside Hills south of Botanical Gardens at University of Calif., Riverside. Comment
  UCR19465  Lupinus sparsiflorus Carl Epling, Harlan Lewis 1941-5-2 s.n. Riverside Sonoran (Colorado) Desert, Cottonwood Spring 915 Comment
  UCR269829  Lupinus sparsiflorus A. C. Sanders, Jim Malusa 2016-3-17 42357 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, along Gasline Road at major wash crossing 1.9 miles south of Bradshaw Trail 675 Comment
  UCR279330  Lupinus sparsiflorus A. C. Sanders, Jim Malusa 2017-3-23 42910 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
  UCR87980  Lupinus sparsiflorus G. P. Schultz 1994-3-13 s.n. Riverside Box Springs Mountains, slope above Big Springs Canyon. Comment
  RSA414272  Lupinus sparsiflorus subsp. sparsiflorus N. C. Cooper 1949-3-15 3016 Riverside Cabazon. 549 Comment
  RSA522727  Lupinus sparsiflorus subsp. sparsiflorus Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-3-29 3832 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
  RSA496376  Lupinus succulentus Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-3-19 3051 Riverside Vail Lake area, 0.75 mile NW of dam. 622 Comment
  CLARK-A1045-885  Lupinus truncatus George K. Helmkamp 1978-6-1 #1 Riverside Santa Ana Mountains roadside; Wildomar 7.5'Q Comment
  RSA590648  Lupinus truncatus E. W. Lathrop 1965-5-9 5745 Riverside 6 miles W of Murrieta. Comment
  CAS-BOT-BC231418  Lycium andersonii Peter H. Raven 1958-2-15 11578 Riverside Corn Springs, Chuckwalla Mountains Comment
  CAS-BOT-BC502082  Lycium andersonii A. C. Sanders; Jim Malusa 2015-3-9 41365 Riverside Sonoran (Colorado) Desert: Chocolate Mtns, along Gasline Rd at major wash crossing 1.9 mi S of Bradshaw Trail, US Navy Chocolate Mtns Aerial Gunnery Range 686 Comment
  HSC25082  Lycium andersonii R. W. Spjut 1972-2-7 2179 Riverside Colorado Desert, 12 mi. S of Jct. 95 on Hwy. 78 near San Bernardino Co. line 305 Comment
Read comments Jun 20 2013
  SD193135  Lycium andersonii W. J. Schrenk 2008-4-30 88 Riverside Anza-Borrego Desert State Park, Nance Canyon 860 Comment
  UCR216218  Lycium andersonii Jim Andre, T. La Doux 2009-2-25 10893 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains; c. 0.5 mi. south of I-10 freeway at Eagle Mountain Road exit 414 Comment
  SD225120  Lycium brevipes A. C. Sanders 1997-3-1 19723 Riverside Box Springs Mountains: Coyote Hill and ridge south and southeast of the UCR Botanic Garden. 422 Comment
  RSA699022  Lycium pallidum var. oligospermum J. Russell Bruff 1929-12-28 454 Riverside Dos Palmas Comment
  UCR41831  Lythrum californicum A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6098 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  UCR92321  Lythrum hyssopifolia Scott D. White, S. Ogg 1994-10-17 2473 Riverside Temecula Valley, Murrieta Creek, 1000-3000 ft. south of Winchester Road bridge (Banana Avenue) 317 Comment
  RSA191413  Lythrum hyssopifolia E. W. Lathrop, Robert F. Thorne 1967-9-26 6615 Riverside Tenaja Guard Station, 10 miles NW of Murrieta. Comment
  UCR92038  Machaeranthera asteroides Scott D. White 1995-8-23 3589 Riverside San Jacinto Valley, San Jacinto River, just north of City of San Jacinto boundary, c. 1 mi SE of bridge at State Street 463 Comment
  UCR34933  Machaeranthera canescens subsp. ziegleri L. B. Ziegler 1972-9-5 493 Riverside Santa Rosa Mtns, Santa Rosa Mountain 2195 Comment
  CAS-BOT-BC514237  Maianthemum stellatum Mary F. Spencer 1919-6-6 1322 Riverside Tacquitz [Tahquitz] Meadow, San Jacinto Mt. 2377 Comment
  UC2015573  Malacothamnus fasciculatus Scott D. White 1996-2-18 3806 Riverside Perris Basin Double Butte, NW of Winchester. SE-facing slope of W butte and alluvial soil at base. Comment
  UCR225504  Malacothamnus fasciculatus A. C. Sanders, T. B. Salvato 2011-3-29 38854 Riverside Peninsular Range; Perris-Aguanga Basin Region, valley at toe of hills between Sun City and Perris, powerline corridor between Goetz Rd. and Alabaster Loop, north of Goldenrod Ave. 448 Comment
  RSA0087579  Malacothamnus fasciculatus N. C. Cooper 1944-7-15 1591 Riverside Palms to Pines Highway, San Jacinto Mountains. 1280 Comment
  OBI5742  Malacothamnus fasciculatus subsp. fasciculatus Charlotte M. Wilder June1904 35 Riverside Wilder's Canon Jurupa hills Comment
  CAS-BOT-BC332708  Malacothrix Elizabeth McClintock 1958-4-2 s.n. Riverside East side of Salton Sea Comment
  UCR193312  Malacothrix clevelandii A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35596 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek watershed, along foot trail from May Valley Road toward mapped spring 1560 Comment
  RSA25142  Malacothrix glabrata C. L. Hitchcock 1940-4-3 5929 Riverside 1 1/2 mi. northeast of Cottonwood Spring along 29 Palms Road, Joshua Tree Nat. Monument. Comment
  SEINET3082467 Image available Malacothrix glabrata B. Pitzer 1988-3-10 654 Riverside W side of Chuckwalla Mtns., on gas line road ca. 1.5 mi. N of intersection with Red Cloud Mine Rd. (& wash); ca. 2 airline miles S of Hwy I-10. 487 Comment
  UC831116  Malacothrix glabrata C. L. Hitchcock 1940-4-4 5929 Riverside 1.5 mi ne Cottonwood Spring (along 29 Palms Road, Joshua Tree National Monument) Comment
  UCR88116  Malacothrix glabrata A. C. Sanders, G. Nuhn 1995-4-20 16596 Riverside Sonoran (Colorado) Desert, Coachella Valley, near Fan Hill, NE of Dillon Road on an abandoned road, below Little San Bernardino Mtns. NE of 1000 Palms 549 Comment
  UCR282414  Malacothrix saxatilis var. tenuifolia Mitch Provance 2009-7-1 709- 05 Riverside Badlands of Western Riverside County, San Timoteo Canyon, just south of San Timoteo Canyon Rd. along paved access road to the El Casco Substation 616 Comment
  POM114622  Malacothrix stebbinsii A. M. Alexander, Louise Kellogg 1941-5-7 2129 Riverside 12 miles southwest of 29 Palms 1311 Comment
  RSA678946  Malus sylvestris Scott D. White, Michael Honer 2003-6-3 9490 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  UCR173147  Malva parviflora Abby Sirulnik 2000-5-4 26 Riverside Hidden Valley Wildlife Area; 11401 Arlington Ave., Riverside; along the Santa Ana River near La Sierra 244 Comment
  SD260975  Malvella leprosa A. C. Sanders, Karen Kirtland 2016-9-23 42630 Riverside San Jacinto Valley: edge of Mystic Lake at duck hunting ponds below abandoned dairy south of Gilman Springs Rd. betweeen Jack Rabbit Tr. and Eden Hot Springs Rd. 434 Comment
  RSA709920  Mammillaria tetrancistra Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4636 Riverside Along Palen Pass Road, near Packard Well, S end of Granite Mountains. 502 Comment
  CSUSB585  Marah macrocarpa R. Pirot 1975-4-20 Riverside Juniper Flats Road and Highway 74 at Homeland. 548 Comment
  UC28935  Marah macrocarpa W. G. Wright 1892-1 Riverside Colorado Desert Comment
  UCD107549  Marah macrocarpa A. C. Sanders; G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19909 Riverside Lake Skinner area: upper Rawson Canyon, 2.2 mi. NNE of Skinner Lake, 1 mi. SW of Crown Valley. 595 Comment
  UCR112523  Marah macrocarpa Mitch Provance 1998-2-13 12 Riverside Jurupa Mountains, Pyrite Canyon, c. 0.3 km east of peak 1768, and c. 0.3 km south of Riv. / S.B. county line. 442 Comment
  UCR21950  Marah macrocarpa Steve Boyd 1980-5-11 219 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  UCR91375  Marah macrocarpa Scott D. White 1995-4-5 2713 Riverside Moreno Valley, Base of slope in 'Badlands', off [Moreno-Redlands] Blvd 640 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
  UCR33653  Marina parryi Sears 1977-10-10 S 523 Riverside Sonoran (Colorado) Desert, 10 mi NE of Desert Center, base of Coxcomb Mtns 171 Comment
  UCR72199  Marina parryi Theo Glenn 1991-5-20 91- 99 Riverside Sonoran (Colorado) Desert, Arica Mts, SW of Rice 320 Comment
  RSA234066  Marsilea vestita R. F. Thorne, E. Lathrop 1969-5-19 37958 Riverside Santa Rosa Plateau: margin of N end of large vernal marsh, Mesa de Colorado, Rancho California. 624 Comment
  UC1440278  Marsilea vestita subsp. vestita L. L. Kiefer 1963-6-2 531 Riverside se Perris (San Jacinto River at bridge ca. 1/4 mi n of junction with Murietta Rd.) 304 Comment
  UC810858  Marsilea vestita subsp. vestita P. A. Munz and I. M. Johnston 1922-5-5 5154 Riverside near Moreno (Mystic Lake) 426 Comment
Read comments Dec 31 2011
  RSA708071  Medicago polymorpha Scott D. White, Angelia Carey 2004-4-16 10176 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 549 Comment
  CSUSB1097  Medicago sativa Dick Bernier 1966-5-1 Riverside At the corner of Iowa and Unversity Ave. in a bare portion of a lot. 274 Comment
  UCR174306  Melica frutescens A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32647 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
  RSA0062499  Melica imperfecta J. M. Andre 2012-6-15 30520 Riverside San Jacinto Mountains: Along Hwy 243, 8.6 mi. south of Interstate 10 (Banning), just northeast of Hungry Hollow and Poppet Flat; SB Natl. Forest. 1308 Comment
  RSA291551  Melica imperfecta C. W. Tilforth, B. Busenberg 1980-6-17 2010 Riverside Along Thomas Mtn. Road, south of Lake Hemet, west of Highway 74. 1659 Comment
  UCR128559  Melica imperfecta A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23905 Riverside Perris-Aguanga Basin region, Tucalota Creek along gasline right-of-way, SE of French Valley Airport, off Borel Rd. in NE Murrieta 396 Comment
  RSA586853  Melilotus albus D. L. Banks, S. D. Boyd 1995-5-3 0272 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 512 Comment
  POM348170  Melilotus indicus N. C. Cooper 1944-4-22 1136 Riverside Banning. 732 Comment
  UCR181617  Mentha spicata Mitch Provance 2000-7-2 2260 A Riverside San Bernardino Valley Region, Riverside, Santa Ana River wash, c. 0.25 mi north of the Market St. Bridge 244 Comment
  SEINET3004971  Mentzelia affinis G. Rink 2011-3-28 10397 Riverside Desert pavement north of Blythe, east of the McCoy Mtns 115 Comment
  JOTR32196  Mentzelia involucrata Harding, Mitzi & Herskovits, Tasya, D. Oquendo 2011-5-5 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; Northeast flowing steep side canyon of Pushawalla Canyon, almost parallel to main canyon (Stop 5) 1171 Comment
  UCR233171A  Mentzelia involucrata Jim Andre, Glenn L. Clifton 2011-2-22 17440 Riverside Mecca Hills, along Box Canyon Road, 10.3 mi northeast of town of Mecca 219 Comment
  UCR244910  Mentzelia involucrata Jim Andre 2012-3-19 21379 Riverside Sonoran (Colorado) Desert, Palen Mountains, along Palen Pass Rd at Palen Pass 383 Comment
  UCR4133  Mentzelia involucrata Ronald M. Cope 1965-3-20 s.n. Riverside Western Colorado Desert/ San Bernardino Mtns., Small canyon on W side of Whitewater Canyon Road c. 2 mi. from trout hatchery. 549 Comment
  UCR279554  Mentzelia involucrata var. megalantha A. C. Sanders, Jim Malusa 2017-3-29 43186 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, large canyon 2.8 km south of the confluence of Red Canyon and Salt Creek 460 Comment
  RSA264571  Mentzelia longiloba var. longiloba C. W. Tilforth, John Dourley 1977-5-19 1323 Riverside Colorado Desert. 2 miles south of Rice and Highway 62 along Blythe-Rice Road, between Arica Mtns & Rice Valley. 244 Comment
  RSA192016  Mentzelia veatchiana E. W. Lathrop 1959-4-16 4446 Riverside 14 miles W of Murrieta, Tenaja plateau. Comment
  CAS-BOT-BC332725  Mercurialis annua O. F. Clarke 2011-4-10 s.n. Riverside Peninsular Range: Riverside. O.F. Clarke residence, 266 Frost Court, east edge of UCR campus 365 Comment
  RSA543843  Micropus californicus Steve Boyd, Orlando Mistretta 1991-5-22 6302 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  RSA85503  Microseris douglasii subsp. douglasii J. C. Roos 1952-4-23 5573 Riverside 1 mile southeast of Perris 427 Comment
  SEINET13276737 Image available Microseris douglasii subsp. platycarpha Mitch Provance, Matt Amalong 2015-1 315 -27 Riverside Paloma Valley: Murrieta, old Clydesdale horse ranch 0.4-0.6 miles S of Keller Rd., along unmarked dirt portion of Menifee Rd. (Murrieta 7.5' Q.) 450 Comment
  RSA192186  Microseris heterocarpa E. W. Lathrop 1959-4-17 4478 Riverside 14 miles west of Murrieta. Tenaja Plateau. West slope of Redonda Mesa. Comment
Read comments Apr 28 2011
  POM363470  Microseris lindleyi M. M. Thompson 1947-6-9 2062 Riverside Los Alomos Canyon, Elsinore. 762 Comment
  SEINET10808319  Microseris lindleyi Mitch C. Provance 2003-4-26 Provance 9897 Riverside Santa Ana River Valley: Northern extreme of the La Sierra Hills, on the N-facing slopes and ridges just S of Crestlawn Memorial Cemetery. Grassy clay slopes with patches of coastal sage scrub (Hemizonia abundant) between 900 and 1200 ft., becoming bouldery between 1200 and 1400 ft. with coastal sage scrub (Salvia mellifera common). 274 Comment
  UCR133667  Microseris lindleyi Chet McGaugh 2003-5-10 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  JOTR30253  Mimulus aurantiacus Leary, C. and Leary, Pat 1979-5-6 3024 Riverside Joshua Tree National Park. Barker Dam, Joshua Tree National Monument, T2S R8E sec 4 Comment
  LA209165  Mimulus aurantiacus K. Kinsel; 1930-4-17 Riverside near Perris Comment
  UCR104942  Mimulus aurantiacus var. pubescens A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20686 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
  JEPS15209  Mimulus aurantiacus var. puniceus A. Lewis May 1934 409 Riverside San Juan Canyon Cleveland National Forest, Corona Quadrangle Comment
  RSA38707  Mimulus aurantiacus var. puniceus Percy C. Everett 1945-6-7 11502 Riverside Indian Canyon, along Indian Canyon Truck Trail. 777 Comment
  UC943864  Mimulus aurantiacus var. puniceus H. E. McMinn, M. Van Rensselaer 1945-6-7 1900 B Riverside Temecula Grade Comment
  UCR214017  Mimulus aurantiacus var. puniceus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37791 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
  JEPS8160  Mimulus bigelovii var. bigelovii W. L. Jepson 1928-4-25 12596 Riverside Cottonwood Springs Eagle Mountains 731 Comment
Read comments Oct 23 2011
  RSA178795  Mimulus bigelovii var. bigelovii Marcus E. Jones 1930-4-1 s.n. Riverside Shaver's Well Comment
  RSA296382  Mimulus bigelovii var. bigelovii W. L. Jepson 1928-4-25 12596 Riverside Cottonwood Springs, Eagle Mountains. 732 Comment
  UCD122473  Mimulus bigelovii var. bigelovii P. C. Everett; E. K. Balls 1958-4-29 23017 Riverside U.S. Hwy. 60/70, Indio to Blythe, 1 mi. w. of Cactus City. 548 Comment
  UCR15994  Mimulus brevipes Joe Buriel 1966-4-6 s.n. Riverside Peninsular Range, Robb Road [=Lake St.], 1 mi south of Temescal Canyon Road, 2 mi northwest of Lake Elsinore 459 Comment
  RSA557343  Mimulus floribundus Julie Greene 1993-5-12 1311 Riverside San Jacinto Wildlife Area; south of gated W-E road, east of Davis Road. 433 Comment
  SBBG53759  Mimulus floribundus S. Boyd 1980-5-11 Riverside Harford Springs County Park, NW corner of the Gavilan Plateau Comment
  UCR114831  Mimulus floribundus Mitch Provance 1998-4-21 1113 Riverside Jurupa Mountains, Glen Avon Hts., Boulder Hill Park, 0.7 km west of Pyrite St. on the north side of Granite Hill Dr. 305 Comment
  LA209477  Mimulus fremontii Elizabeth McClintock; 1940-6-30 sn Riverside San Jacinto Mts., Between Fern Basin Camp and Marion Camp, Banning-Idyllwild road Comment
  UCR193126  Mimulus fremontii A. C. Sanders, Tim Thomas 2008-6-20 35535 Riverside Peninsular Range; San Jacinto Mtns., May Valley near Fleming Ranch, north of Bonita Vista Rd. and east of Herkey Creek 1550 Comment
  JEPS19714  Mimulus fremontii var. fremontii Peter H. Raven with R. Snow 1957-7-26 11121 Riverside 1.8 mi above Lake Fulmor; San Jacinto Mountains Comment
  JEPS8219  Mimulus fremontii var. fremontii W. L. Jepson and H. M. Hall 1901-5-31 1573 Riverside Temescal Wash 335 Comment
  CAS-BOT-BC9643  Mimulus palmeri Victor Duran 1932-5-18 3220 Riverside Idyllwild, San Jacinto Mountains 1676 Comment
  CAS-BOT-BC9644  Mimulus palmeri H. M. Hall 1900-6-1 1449 Riverside Lytle Creek Canyon 1767 Comment
  UCR62170  Mimulus palmeri S. J. Myers 1990-4-13 s.n. Riverside Diamond Valley area: 1/8 mi west of Rawson Rd., and 1.25 mi south of Newport Rd 549 Comment
  RSA586948  Mimulus pilosus D. L. Banks, S. D. Boyd 1995-5-30 477 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N Flank of Agua Tibia Mountain, along the Dripping Springs Trail; at first saddle area in section 34, NNE of the two peaks of Agua Tibia Mountain. 963 Comment
  UCR231771  Mimulus pilosus John F. Green 2008-4-23 08- 20 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris, powerline route south of Ethanac Rd, and east of Theda St., east of Hwy 74 492 Comment
  JEPS24631 Image available Mimulus rattanii John Thomas Howell 1931-5-30 6613 Riverside Santiago Peak Santa Ana Mts. Comment
  UC489213  Mimulus tilingii C. V. Meyer 1928-7-31 598 Riverside Tahquitz Valley San Jacinto Mts. 2286 Comment
  UCR50652  Mirabilis bigelovii var. retrorsa B. A. Prigge 1988-2-21 7856 Riverside Sonoran (Colorado) Desert, Orocopia Mtns. 2 mi west of Clemens Well 229 Comment
  RSA0040030  Mirabilis laevis W. Marquart 1938-3-12 s.n. Riverside Ten mi. east of Blythe. Comment
  POM259679  Mirabilis laevis var. crassifolia P. A. Munz 1940-3-22 15654 Riverside Whitewater Canyon 2 miles north of Banning-Indio boulevard. Comment
  RSA0125279  Mirabilis laevis var. retrorsa Duncan S. Bell 2016-3-3 8784 Riverside Whitewater Canyon; near mouth of canyon, approximately 1 air mile south of Bonnie Bell, east side of the road, north of large gravel pit. 460 Comment
  RSA698207  Mirabilis laevis var. retrorsa J. R. Bruff 1928-4-1 76 Riverside Whitewater Comment
  UC57065  Mirabilis laevis var. retrorsa M. F. Gilman 1902-1 34 Riverside Comment
Read comments Sep 29 2011
  UC101227  Mirabilis laevis var. villosa S. B. and W. F. Parish Apr 1881 659 Riverside Cabezon Comment
Read comments Mar 21 2011
  SD119907  Mirabilis multiflora var. pubescens Louis B. Ziegler 1964-8-30 21 Riverside San Jacinto Mountains, Garner Valley. 1431 Comment
  RSA408757  Mohavea confertiflora E. S. Spalding 1926-2-13 s.n. Riverside Colorado Desert. Box Ca - on on Blythe Road. Comment
  RSA444328  Mohavea confertiflora Walter Wisura 1988-3-1 41996 Riverside 1.8 mile along Black Eagle Mine Road, Joshua Tree National Monument Comment
  RSA727864  Mohavea confertiflora Naomi S. Fraga, Lisa Rojas 2005-2-10 1359 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  UCR233166  Mohavea confertiflora Jim Andre, Glenn L. Clifton 2011-2-22 17445 Riverside Mecca Hills, along Box Canyon Road, 10.3 mi northeast of town of Mecca 219 Comment
  RSA778394  Mollugo cerviana Amber Swanson, Linda Jean Foster 2011-10-8 641 Riverside Large wash off Blythe Rice Rd 270 Comment
  LA63043  Monardella australis subsp. australis Elizabeth McClintock; 1941-7-12 108 Riverside San Jacinto Mountains, Trail to Deer Springs Comment
  SD136813  Monardella breweri subsp. lanceolata Steve Boyd, Tim Ross 1992-6-10 7634 Riverside San Mateo Canyon Wilderness Area; San Mateo Canyon Poterro Escondido. 671 Comment
  UC519759  Monardella breweri subsp. lanceolata C. Epling 1932-6-26 Riverside Jurupa Hills Comment
  CLARK-A1045-110  Monardella linoides George K. Helmkamp 1977-3-20 Riverside Pinyon Pines area above west edge of Deep canyon; Palm Desert 15'Q Comment
  RSA0014346  Monardella nana Elizabeth McClintock 1941-7-21 125 Riverside San Jacinto Mts. Trail to Hidden Lake, a short distance beyond the creek which is above Willow Creek. Comment
  RSA0139146  Monardella nana Sarah J. De Groot, Robert K. Lauri 2005-7-7 5115 Riverside San Jacinto Mountains: Along 4S02 between Highway 243 and Dark Canyon Campground; fairly near campground. 1646 Comment
  RSA750398  Monardella nana subsp. arida Elizabeth McClintock, J. Fenley 1940-5-31 15 Riverside 2 miles east of Ribbonwood Camp, Pines to Palms Highway. Comment
  UCR114631  Monardella nana subsp. arida G. R. Ballmer, Kay Stockwell 1995-6-25 s.n. Riverside San Jacinto Mtns, Pacific Crest Trail, near Pyramid Peak [c. 3 km (airline) SSE of Palm View Pk.--A. C. Sanders] 2134 Comment
  POM14301  Monoptilon bellioides P. A. Munz, D. D. Keck 1922-4-9 4831 Riverside South base of Eagle Mountains 3 miles NE of the 'Hayfields' 213 Comment
  RSA3974  Monoptilon bellioides C. B. Wolf 1932-4-29 3112 Riverside Eastern Colorado Desert, 9 mi S of Brown's Well on the Blythe-Rice Road [Midland Rd]. 243 Comment
  UC494674  Monoptilon bellioides Philip A. Munz 1932-5-14 11997 Riverside above edge of wash Coachella Valley, Deep Canyon 91 Comment
  UCD80947  Monoptilon bellioides Chuck Hughes 2009-3-25 68 Riverside South of Highway 62 near the abandoned Desert Center Airport. Near city of Rice. 265 Comment
  UCR141143  Monoptilon bellioides June Latting 1973-4-14 s.n. Riverside Sonoran (Colorado) Desert, south entrance to Joshua Tree National [Park] Monument, alluvial slopes south of Cottonwood Mtns. 579 Comment
  CAS-BOT-BC275251  Muhlenbergia microsperma Noel H. Holmgren; Patricia K. Holmgren; Ruth E. Kern 1973-3-21 6436 Riverside Big Maria Mountains, 12 airline miles N of downtown Blythe 289 Comment
  SD136953  Muhlenbergia microsperma Steve Boyd, T. Ross, D. Bramlet 1993-5-13 7376 Riverside San Mateo Canyon Wilderness Area. Wildhorse Canyon, from confluence with Los Alamos Canyon upstream approx. 1 mile 1349 Comment
  UCR116787  Muhlenbergia microsperma A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24159 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, along Gibbel Rd. 0.5-0.75 mi. east of State St., between Silver Dew Dr. and Morse Girard St., slopes and wash below the mouth of Avery Canyon 549 Comment
  POM9221  Muhlenbergia microsperma I. M. Johnston 1920-5-8 2267 Riverside Jurupa Mountains, extreme west end. Comment
  POM9227  Muhlenbergia microsperma I. M. Johnston 1920-5-8 2262 Riverside Box Springs Grade Comment
  JOTR33124  Muhlenbergia rigens La Doux, Tasha, Mike Bell 2003-10-17 1593 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Wonderland of Rocks; Wonderland Wash, active wash corridor with sandy bottom, surrounded by granitic outcrops and pediments 1310 Comment
  RSA595328  Muhlenbergia rigens D. L. Banks, Victor Steinmann 1996-4-20 903 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve. Along trail to the W, approx. 50 m S of the gate to the Reserve. 451 Comment
  UC38274  Muhlenbergia rigens H. M. Hall Jun 1 1901-Jul 1 1901 2427 Riverside Tauquitz Valley San Jacinto Mountains 1889 Comment
  RSA0117827  Muilla maritima Sarah J. J. De Groot, Grace Cho 2016-4-4 7771 Riverside Santa Rosa Mountains, southwest of Palm Desert, north of Alpine Village and Highway 74. Along Dunn Road at the northwest foot of Asbestos Mountain, near the head of Dutch Charlie Canyon. 1136 Comment
  RSA543872  Myosurus minimus subsp. apus Steve Boyd, Dave Bramlet 1991-5-13 6227 Riverside Winchester Valley between Winchester and Hemet along upper Salt Creek drainage. N of Santa Fe RR tracks, W of San Diego aqueduct. Comment
  SD262367  Myosurus minimus var. apus Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317 16 Riverside Elsinore Trough: Periodic eastern shoreline of Lake Elsinore (e.g. 1994), in the City of Lake Elsinore, A+- at the borderline with the Sedco Hills Neighborhood of the City of Wildomar, in open space along west side of Mission Trail at Lewis St. 387 Comment
  RSA614810  Najas marina L. C. Wheeler 1953-3-30 7033 Riverside Alligator Slough on the Colorado River. Comment
  UCR103572  Nama demissa var. demissa George K. Helmkamp, E. A. Helmkamp 1998-2-18 2745 Riverside Chuckwalla Mtns, Graham Pass Rd, 10.6 mi. SSW of Chuckwalla Valley Rd. 488 Comment
  RSA484101  Nassella cernua N. C. Cooper 1944-5-6 1174 Riverside Banning. 701 Comment
  CAS-BOT-BC260106  Nassella pulchra Steve Boyd 1986-5-7 1829 Riverside Alberhill Mountain: Lower slopes of S flank, just E of claymine area Comment
  SBBG103909  Nassella pulchra S. D. White 1993-4-20 1211 Riverside Estelle Peak, Gavilan Hills 822 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
  UCR263727  Nasturtium officinale Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 4988 Riverside San Jacinto Mountains, Strawberry Creek below Strawberry Valley, c. 2.25 air mi southwest of Idyllwild 1540 Comment
  RSA544297  Navarretia atractyloides Steve Boyd, T. S. Ross 1991-6-14 6350 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
  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
  UCR175063  Navarretia atractyloides Teresa Nieto 2005-5-26 29 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  UCR162948  Navarretia fossalis Fred M. Roberts 1993-6-8 4884 Riverside San Jacinto River Valley; Perris, adjacent to San Jacinto River, N of Interstate 215, 0.51km N of Ellis Road and 2.4km west of San Jacinto Road 431 Comment
  SD90510  Navarretia prostrata Robert F. Thorne, Earl Lathrop 1969-5-12 37929 Riverside Santa Rosa Plateau: large vernal marsh on S end of Mesa de Colorado, Rancho California. 625 Comment
  RSA642081  Nemacladus longiflorus var. longiflorus Orlando Mistretta, Mark Elvin 1995-6-19 1782 Riverside San Jacinto Mountains: Highway 74 and Pacific Crest Trail. 1493 Comment
  UCR138569  Nemacladus orientalis Steve Boyd, Orlando Mistretta 1986-3-13 1460 Riverside Sonoran (Colorado) Desert, West side of Palen Mountains, NE of Desert Center. Upper bajada at base of range 244 Comment
  JEPS5404  Nemacladus pinnatifidus W. L. Jepson 1928-4-25 12601 B Riverside Cottonwood Springs; Colorado Desert, Eagle Mountains Comment
  RSA583748  Nemacladus ramosissimus Steve Boyd 1995-4-24 8483 Riverside Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on northern flank of Agua Tibia Mountain at the north base of Wildhorse Peak, along the Wildhorse Trail near the northeastern corner of the Wilderness. 671 Comment
  RSA606433  Nemacladus ramosissimus Jon E. Keeley 1994-4-26 25359 Riverside First year burn, S of Hwy 79, E of Temecula. Vail-3 (Keeley 1994). 980 Comment
  RSA747139  Nemacladus ramosissimus A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30061 Riverside 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 457 Comment
  UCR21949  Nemacladus ramosissimus Steve Boyd 1980-5-3 167 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 625 Comment
  RSA777733  Nemacladus sigmoideus J. Andre, G. L. Clifton 2011-2-22 17450 Riverside Mecca Hills; along Box Canyon Road, 10.3 miles NE of town of Mecca 219 Comment
  CLARK-A1528-2987  Nemophila menziesii John C. Roos 1947-3-21 3371 Riverside Reche Canyon Comment
  RSA736311  Nemophila menziesii Scott D. White, Justin M. Wood 2008-3-25 11783 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon, Morgan Property, Alberhill area. 274 Comment
  SD7444  Nemophila menziesii Daniel Cleveland 1882-4-24 Riverside Temecula Comment
  UCR889  Nemophila menziesii Rex Sanders 1973-4-21 s.n. Riverside Peninsular Range, Cajalco Road, 3 mi. west of Mockingbird Canyon Road, south of Lake Matthews 244 Comment
  UCR91222  Nemophila menziesii Scott D. White 1996-3-31 3862 Riverside Elsinore Basin, Bundy Canyon, SE of Lake Elsinore; c. 1 road mile (+- 0.2 mi) east of Bundy Canyon Road exit from Hwy I-15. About 40 ft. south of road along mapped intermittent blueline stream 463 Comment
  UCR236902  Nemophila menziesii var. integrifolia Duncan S. Bell, Valentin Arvizu 2010-5-10 977 Riverside San Jacinto Mountains, San Bernardino National Forest, Garner Valley, c. 1.1 air mi southeast of junction of FS Road 6S13 and FS Road 6S04 1349 Comment
  RSA667126  Nerium oleander A. C. Sanders 2000-12-17 23729 Riverside Corona, SW side of I-15, between Taber and Ontario Streets 277 Comment
  RSA426748  Nicotiana clevelandii Anstruther Davidson 1893-4-12 s.n. Riverside Palm Springs. Comment
  UC1125156  Nicotiana glauca A. Lewis 1934-3-4 309 Riverside Tin Mine Canyon; Cleveland National Forest, Corona Quad. 762 Comment
  UCR158340  Nicotiana glauca A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30068 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
  GMDRC9811  Nicotiana obtusifolia J. M. Andre 2017-3-1 38037 Riverside Chuckwalla Mountains: along powerline road 1.2 mi. SW of Interstate 10 at Eagle Mtn Rd exit 387 Comment
  UCR132745  Nicotiana obtusifolia Scott D. White 1993-2-5 1044 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Palm Springs, Tahquitz debris basin at base of Tahquitz Canyon, off Sunnydunes Drive 183 Comment
  JEPS12374  Nicotiana quadrivalvis W. L. Jepson May 17 1901-Jun 1 1901 1582 Riverside Temescal Wash; sw Riverside County Comment
  RSA0124815  Nolina bigelovii Duncan S. Bell, LeRoy Gross 2016-3-9 8852 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central section of range, approximately 1.75 air miles north of Gucci Spring. 551 Comment
  CDA37838  Nolina parryi Mike Lahti 2012-5-19 PDR# 1590370 Riverside Pinyon Pines; Highway 74 & Pinyon Flats Road, San Bernardino National Forest, near the U.S.F.S. Pinyon Flats campground. 0 Comment
  SBBG58713  Nolina parryi Mrs. M. Holland 1939-6-13 275 Riverside Palms to Pines Hwy (St Hwy 74) 1219 Comment
  UC223684  Notholaena californica subsp. californica I. M. Johnston 1918-4-27 1864 Riverside Between Elsinore and Corona Temescal Canyon 365 Comment
Read comments Mar 4 2008
  UCR142524  Notholaena californica subsp. californica I. M. Johnston 1917-4-4 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Palm Canyon 427 Comment
  UC1929613  Nuttallanthus texanus Scott D. White 2003-3-21 8797 Riverside SANTA ANA MOUNTAIN FOOTHILLS: Rancho Mission Viejo. East-facing slopes above an unnamed tributary to San Juan Creek. Comment
  UC64206  Nuttallanthus texanus H. M. Hall 1897-3-20 416 Riverside vicinity of Winchester; Southern California Comment
Read comments Mar 20 2011
  POM204401  Oenothera biennis F. M. Reed 1934-10-15 s.n. Riverside Chicago Ave. Comment
  UC20446  Oenothera californica subsp. californica H. M. Hall June 1901 2143 a Riverside along borders of Colorado Desert eastern base of San Jacinto Mts. Comment
  HSC101250  Oenothera deltoides subsp. deltoides Jim Andre 2012-3-19 21350 Riverside Chuckwalla Valley; along Hwy 177, 8.6 mi. NE of Jct with I-10. 152 Comment
  POM355584  Oenothera deltoides subsp. deltoides E. S. Spalding 1926-2-13 s.n. Riverside Colorado Desert. Box Canon on Blythe Road. Comment
  RSA72276  Oenothera deltoides subsp. deltoides Robert L. Dressler 1949-3-19 418 Riverside 5 miles NE of Desert Center. Comment
  CLARK-A1528-2648  Oenothera speciosa Charles S. Papp 1965-6-16 860 Riverside Highgrove Comment
  RSA26836  Oligomeris linifolia I. L. Wiggins 1941-3-24 9581 Riverside Eastern margin of Salton Sea, 3.5 miles south of Mortmar Comment
  UC665851  Oligomeris linifolia Ira L. Wiggins 1941-3-24 9581 Riverside 3.5 mi s Mortmar (beach along eastern margin of Salton Sea); along eastern margin of Salton Sea Comment
  UCR163937  Oligomeris linifolia A. C. Sanders, P. J. MacKay, Tim Thomas 2005-2-26 29135 Riverside Sonoran (Colorado) Desert, SE of Hwy 177 toward dunes above Palen Dry Lake, SE end of Coxcomb Mtns. 168 Comment
  UCR41587  Oligomeris linifolia A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6114 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  RSA23256  Olneya tesota Carl B. Wolf 1940-7-16 9724 Riverside Colorado Desert, 10 miles E of Desert Center on road to Rice Comment
Read comments Sep 24 2011
  CAS-BOT-BC516767  Oncosiphon piluliferum R. E. Riefner, Jr. 2012-4-30 12 -82 Riverside City of Lake Elsinore, S side of Alberhill Creek, W of Hwy 74, vicinity of Bromley Ave. and Baker St. 1248 Comment
  SD148227  Oncosiphon piluliferum A. C. Sanders, Mirch Provance and T. B. Salvato 2001-5-8 24210 Riverside Moreno Valley, along I-215 just south of the March Field Museum, 0.7 mile south of Van Buren Blvd. 465 Comment
  SD232196  Oncosiphon piluliferum Steve Boyd 2003-4-30 10507 Riverside San Bernardino Basin region: Mira Loma, along Highway 60 at onramp from Etiwanda Ave. to Hwy 60 westbound. Comment
  CAS-BOT-BC58052  Opuntia basilaris var. basilaris Catherine A. Toschi 1963-4-12 63 :128 Riverside Field redacted by CAS, contact the data manager for more information 304 Comment
  RSA744312  Opuntia basilaris var. basilaris Michael Wall 2009-4-3 500 Riverside On ranch property along Bautista Rd.ca. 4.1 miles ESE of jct. with Fairview Ave. Most clumps 20 to 30 ft. from road to the south of property driveway but some growing right along the dirt driveway., Three clumps observed growing not far off the road another 1600 ft to the south. 688 Comment
  UCD97977  Opuntia basilaris var. basilaris Geoffrey Levin 1974-3-30 7 Riverside Chino Canyon below the tramway. 426 Comment
  POM313595  Opuntia echinocarpa J. W. Toumey 1895-04 s.n. Riverside Banning. Comment
Read comments Mar 21 2011
  POM311558  Opuntia phaeacantha Lyman Benson 1963-7-13 16390 Riverside San Jacinto Mountains. Hillside 3 miles north of Gilman Hot Springs. Comment
  RSA388331  Opuntia vaseyi Steve Boyd 1986-5-7 1833 Riverside Temescal Canyon: Edge of Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15. Comment
  CAS-BOT-BC254291  Orcuttia californica R. F. Thorne; E. Lathrop 1969-5-19 37971 Riverside Santa Rosa Plateau: Rancho California, Mesa de Colorado, small vernal marsh NW of large vernal marsh 624 Comment
  NY9648  Orcuttia californica C. W. Thorne 1975-8-29 47312 Riverside This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA757047  Orcuttia californica D. E. Bramlet, Rick Riefner 2005-5-17 3856 Riverside Stowe vernal pool. The site is located 152m N of Stowe Rd. & 213m W of California Ave. The pools are located 8km west of Hemet. 456 Comment
  SBBG122754  Orcuttia californica A. Parikh 1990-5-14 171 Riverside Santa Rosa Plateau Ecological Reserve, NE part of Mesa de Burro, S of Miller Cyn, 3.3 km SSW of Murrieta 593 Comment
  UC455794  Oreostemma alpigenum var. andersonii I. J. Condit 1910-6-22 Riverside Tahquitz Valley San Jacinto Mts. 2438 Comment
  RSA0077936  Orobanche bulbosa Steve Boyd, C. Boyd, K. Boyd, Richard Noyes, Laurel Arnseth 1988-5-28 2301 Riverside Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest. 1500 Comment
  JEPS11678  Orobanche californica subsp. feudgei W. L. Jepson and H. M. Hall May 17, 1901-June 1, 1901 1458 Riverside Van Deventer's Ranch. Comment
Read comments May 1 2016
  CHSC1168  Orobanche cooperi V. Holt 1942-3-27 Riverside Indio. 0 Comment
  RSA516889  Orobanche cooperi Steve Boyd, Orlando Mistretta 1986-3-13 1402 Riverside Palen Mountains: NE of Desert Center, jct of Parker Dam Rd and 'Palen Rd' (rd. going through pass between Palen and Granite Ranges). 183 Comment
  UC1520678  Orobanche cooperi Noel H. Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-22 6467 Riverside 7 mi ssw of Rice (Rice Valley); Rice Valley 274 Comment
  UCD123190  Orobanche cooperi Steve Boyd; Orlando Mistretta 1986-3-13 1427 Riverside Palen Mountains: Northeast of Desert Center, jtn of Parker Dam Rd and 'Palen Rd' (rd. going through pass between Palen and Granite Ranges). 243 Comment
  UCR103296  Orobanche cooperi George K. Helmkamp 1998-4-4 3176 Riverside Sonoran (Colorado) Desert, 2.3 mi. north of Hwy I-10 on Eagle Mtn Rd. 274 Comment
  RSA0059397  Orobanche cooperi subsp. cooperi Ernest Braunton 1940-01 2006 Riverside Near Indio. Comment
  SEINET8854071 Image available Orobanche fasciculata G. Yatskievych, K. G. Preston, Mafham 1981-1 81 -137 Riverside California Highway 74, about 4 miles southeast of Bee Canyon 823 Comment
  UCR263229  Orobanche fasciculata A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41461 Riverside San Gorgonio Pass, San Gorgonio River wash, c. 2.95 miles ESE of Cabazon, c. 0.84 mi. NNW (335 deg. ) of One Horse Spring, south of I-10 and SE of water bottling plant, edge of wind farm 452 Comment
  UCR58949  Orobanche fasciculata Kenneth Cooper 1986-4-18 s.n. Riverside San Jacino Mtns, Oasis de los Osos Preserve of the nature conservancy, Snow Creek Canyon, at the N foot of the San Jacinto Mtns Comment
  UCR94614  Orobanche fasciculata G. R. Ballmer, Kay Stockwell 1995-6-25 s.n. Riverside San Jacinto Mtns, Pacific Crest Trail, near Pyramid Peak [c. 3 km (airline) SSE of Palm View Pk.--A. C. Sanders] 2134 Comment
  RSA487430  Orthocarpus purpurascens Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  SEINET13710345  Orthocarpus purpurascens S. W. Austin, S. W. Austin 1969-1 34 Riverside on SW Side of Alberhill Rd, 2.5 Mi. NW Elsinore 1000 Ft 305 Comment
  SEINET3129691  Oryzopsis hymenoides Unknown 1906-1 808 Riverside Colorado desert at Palm Springs Comment
Read comments Jul 21 2016
  UCR165195  Oxytheca caryophylloides Margaret Bornyasz 2003-8-7 s.n. Riverside Peninsular Ranges, San Jacinto Mtns., Highway 243, turnoff to Black Mtn. Road, c. 2 mi SE of Lake Fulmor 1643 Comment
  RSA739713  Oxytheca trilobata A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35622 Riverside Peninsular Range; San Jacinto Mtns.: May Valley c. 1 mile WSW of Fleming Ranch 1585 Comment
  RSA221052  Paeonia californica E. W. Lathrop 1966-3-23 6077 Riverside Skyline Drive, 4 mi. W of Corona, Tine Mine Canyon 305 Comment
  SD7982  Paeonia californica Daniel Cleveland 1882-4-22 Riverside Temecula Comment
  CAS-BOT-BC327923  Palafoxia arida N. Aitkenhead 1977-2-1 2209 Riverside Sand dunes 0.5 mi E of Dillon Rd-T/L Junction Comment
  RSA0106765  Palafoxia arida Duncan S. Bell, Amanda Turek 2009-3-29 136 Riverside Northeast section of the Arica Mountains; northwest section of Rice Valley; approx. 2.25 air miles south of the ghost town of Rice. 230 Comment
  UCR100126  Palafoxia arida B. G. Pitzer 1997-10-19 3351 Riverside Sonoran (Colorado) Desert, north foot of Chuckwalla Mtns., Eagle Mtn. Road on south side of Hwy I-10, c. 0.8 mi. south of Hwy at powerline road 500 Comment
  UCSB9919  Palafoxia arida var. arida Gunnerson, Robert 1953-3-21 Riverside 9 miles east of Indio Comment
  UCR24014  Panicum alatum var. minus John C. Roos 1965-9-5 s.n. Riverside Sonoran (Colorado) Desert, 18 mi. west of Blythe 122 Comment
  UCR188996  Panicum dichotomiflorum subsp. dichotomiflorum Fred M. Roberts, S. Leatherman 2007-9-19 6590 Riverside Santa Ana Canyon, Santa Ana River, across from Green River Golf Course, 0.15 km W of Green River Road bridge 128 Comment
  RSA0020038  Panicum hirticaule Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6010 Riverside Chuckwalla Valley; south side of Interstate 10, approximately 16 air miles west of Blythe and about 2 air miles southeast of Wileys Well. 122 Comment
  POM366028  Panicum urvilleanum George R. Johnstone 1929-11-28 s.n. Riverside Palm Springs 244 Comment
  UC820175  Panicum urvilleanum Alice Eastwood 1913-4-30 3122 Riverside road to station Palm Springs Comment
Read comments Sep 19 2007
  UCR104075  Papaver californicum A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20631 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
  CAS-BOT-BC274188  Pappostipa speciosa Mrs. J. D. Abrams 1901-5-1 s.n. Riverside Elsinore Comment
  UCR260842  Parkinsonia aculeata A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-25 41511 Riverside San Gorgonio Pass, c. 1.5 miles east of Cabazon, north of the San Gorgonio River wash on the alluvial slope between the water bottling plant and I-10 and west along dirt track, near Elm St. 498 Comment
  UCR93230  Parkinsonia aculeata A. C. Sanders 1994-7-27 15159 Riverside Santa Ana River, Colton and Riverside: from the Riverside Avenue (North Main Street) Bridge downstream to just above the Market Street crossing. 246 Comment
  HSC14622  Parkinsonia florida J. J. Wagoner 1965-4-13 34 Riverside E slope of San Jacinto along Palms to Pines Hwy., 2 mi. W of Palm Desert. 76 Comment
  JOTR34331  Parkinsonia florida Andre, Jim 2012-4-11 20837 Riverside Joshua Tree National Park. Western margin of Eagle Mountains; 0.6mi south of Cottonwood Visitor Ctr. along Rte 11 912 Comment
  OBI13279  Parkinsonia florida H. E. McMinn 1937-3-5 4497 Riverside About 7 mi W of Blythe Comment
  SD80060  Parkinsonia florida Nancy Ryan-Zabriskie, Harold J. Ryan 1970-4-27 283 Riverside Boyd Deep Canyon Research Center near Palm Desert. 213 Comment
  CLARK-A1528-83  Paspalum dilatatum John C. Roos 1951-9-25 5262 Riverside Riverside 259 Comment
  RSA69815  Paspalum dilatatum J. C. Roos 1951-9-25 5262 Riverside West end Fairmount Park 259 Comment
  SEINET2043226 Image available Pectocarya heterocarpa A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16125 Riverside Coachella Valley: Mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point & I-10 (White Water Quad 7.5') 329 Comment
  UCR196380  Pectocarya heterocarpa Naomi Fraga, Lisa Rojas 2005-2-10 1423 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 502 Comment
  PASA1954  Pectocarya linearis Sally Ellis 1940-3-17 Riverside Dripping Springs Comment
  UCR152515  Pectocarya linearis A. C. Sanders 2005-4-22 29597 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  UCR232790  Pectocarya linearis John F. Green 2008-4-15 0408- 25 Riverside Peninsular Range; Perris-Aguanga Valley, Moreno Valley/Mead Valley area, square parcel 0.8 km on a side, between Nandina Ave. and Oleander Ave., east of Day St. 523 Comment
  UCR88558  Pectocarya penicillata A. C. Sanders 1995-4-13 16506 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
  UCR196379  Pectocarya platycarpa Naomi Fraga, Sarah J. De Groot, Lisa Rojas, Pesach Lubinsky 2005-2-10 1429 Riverside Northeastern Colorado Desert, along Palen Pass Road, near Hwy 177 170 Comment
  JOTR32910  Pectocarya recurvata La Doux, Tasha, Jim Andre 2009-2-28 351 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; along Berdoo Canyon Rd, approx. 0.8mi north of JTNP boundary, approx. 3mi north of Dillon Rd. 631 Comment
  RSA0123680  Pectocarya recurvata Duncan S. Bell, LeRoy Gross 2016-3-9 8861 Riverside Orocopia Mountains; northwestern section of the range, approximately 6.5 air miles southwest of Chiriaco Summit, collecting in the area know as Hotel California. 775 Comment
  RSA799078  Pectocarya recurvata Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6874 Riverside South side of Joshua Tree National Park, Cottonwood Spring 905 Comment
  JOTR01189  Pectocarya recurvata Cole, James E. 1941-3-30 446 Riverside Joshua Tree National Park. PINTO BASIN 457 Comment
  POM281165  Pedicularis densiflora Ethel Rush 1951-4-12 169 Riverside 1 mi. south of Aguaga, Hyway 79. Agua Tibia Mts. Loam soil. Lake Henshaw drainage, loam soil. west slope. Comment
  RSA585625  Pedicularis densiflora D. L. Banks, Steve D. Boyd 1995-3-15 60 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 680 Comment
  RSA80839  Pedicularis semibarbata Peterson Ewan 1930-9-1 2168 Riverside Rock fissures near Summit of Mount San Jacinto 3294 Comment
Read comments Jul 6 2010
  CAS-BOT-BC520447  Pelargonium grossularioides A. C. Sanders 2016-6-26 42518 Riverside Peninsular range: Riverside, UCR Botanic Garden, at W edge of the herb garden 362 Comment
  CLARK-A1528-3588  Pellaea andromedifolia John C. Roos 1937-5-2 1417 Riverside La Sierra Comment
  CAS-BOT-BC71399  Pellaea mucronata Peter H. Raven 1958-5-17 12932 Riverside 3/4 miles SE of Banning on road to Idyllwild, San Jacinto Mts. Comment
  IRVC3147  Pellaea mucronata R. H. Whittaker, W. A. Niering 1963-6-1 SJ 109 Riverside Santa Rosa Mtns; road opposite Pinyon Flats Canyon. Peninsular Ranges 1280 Comment
  UCR111589  Pellaea mucronata Mitch Provance 1999-1-18 1741 Riverside Jurupa Mountains, Sunnyside area, 0.25 miles north of the Jensen Quarry, on W side of Sierra Blvd. 381 Comment
  UC1080396  Pellaea mucronata var. mucronata E. K. Balls and P. C. Everett 1957-8-20 22673 Riverside 14.7 mi sw and w along State Hwy 74 from Palm Village (junction with State Hwy 111) 1127 Comment
  UCR9268  Pennisetum clandestinum O. F. Clarke 1969-11-10 s.n. Riverside University of California, Riverside Comment
  CAS-BOT-BC6790  Penstemon californicus Philip Alexander Munz; Ivan Murray Johnston 1922-5-21 5445 Riverside San Jacinto Mts. 2 mi below Kenworthy, Thomas Valley 1371 Comment
  SD132985  Penstemon centranthifolius Scott White 1991-5-10 91 133 Riverside Hwy 79, immediately W of U.S. Forest Service Campground at Dripping Springs 548 Comment
  RSA295277  Penstemon clevelandii subsp. connatus R. S. Woglum 1937-5-22 544 Riverside Santa Rosa Mountains, Santa Rosa Mountain road and Hwy Palms to Pines Comment
  NY583965  Penstemon clevelandii var. connatus H. M. Hall 1899-5-24 1160 Riverside Van de Venter's; San Jacinto Mountains 1356.4 Comment
  UCR187288  Penstemon grinnellii Diane Menuz 2006-6-27 182 Riverside Peninsular Range; Santa Ana Mtns, trail to Santiago Peak, 100 m from Main Divide Road 1470 Comment
  UCR178276  Penstemon heterophyllus Mitch Provance, Tracy Tennant 1998-6-16 MOR- 444 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon 823 Comment
  POM11256  Penstemon labrosus Philip A. Munz 1922-6-27 5841 Riverside Santa Rosa Mountains, Santa Rosa. 1982 Comment
  RSA607430  Penstemon labrosus Claire R. Wheeler 1931-3-3 179 Riverside Strawberry Valley. Comment
  RSA33812  Penstemon spectabilis N. C. Cooper 1944-6-4 1322 Riverside Elsinore Mountain. Lookout at top. 1067 Comment
  RSA748227  Penstemon spectabilis T. Scott, A. Townesmith, K. M. Meyer 2007-3-18 134 Riverside San Bernardino National Forest. 1.0 mile up Little Thomas Mountain Rd. (Forest Road 6S13) just S of Lake Hemet from Rt. 74. 1409 Comment
  SBBG7202  Penstemon spectabilis H. and M. Dearing 1948-6-8 4345 Riverside Palms to Pines Hwy, Ribbonwood Comment
  UC54992  Penstemon spectabilis var. spectabilis H. M. Hall June, 1901 2069 Riverside vicinity Chalk Hill (Southern California); San Jacinto Mountains, vicinity of Chalk Hill 1402 Comment
  POM187834  Penstemon thurberi E. C. Jaeger 1931-9-18 s.n. Riverside Near Lost Horse Mine Comment
  SFV17214  Peritoma arborea J. W. Dole 1980-11-1 s. n. Riverside Snow Creek road, 1 mile from junction of Highway 111 and Interstate Highway 10. 360 Comment
  CAS-BOT-BC77474  Peritoma arborea var. angustata Aven Nelson 1930-3-1 11168 a Riverside No. of Palm Springs Comment
  CAS-BOT-BC77484  Peritoma arborea var. angustata E. A. McGregor 1917-3-19 716 Riverside Indio Sands Comment
  SD113494  Peritoma arborea var. angustata Darley F. Howe 1952-4-7 2177 Riverside Morongo Valley Comment
Read comments Mar 27 2014
  JOTR31862  Peritoma arborea var. arborea La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2118 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  UCR213368  Petalonyx linearis Lynn Sweet, Kai T. Palenscar 2009-12-16 s.n. Riverside Peninsular Range/Sonoran Desert; Santa Rosa Mtns., UC Boyd Deep Canyon Reserve, c. 2 hour walk up Deep Canyon above the station 488 Comment
  CAS-BOT-BC167759  Petalonyx thurberi Alice Eastwood 1913-4-30 3079 Riverside Palm Springs Comment
  HSC82745  Petalonyx thurberi R. F. Thorne, W. A. Tilforth 1980-5-28 54191 Riverside San Bernardino Mtns., W-facing slope of Whitewater ridge above old bridge. Comment
  RSA356895  Petalonyx thurberi Robert F. Thorne 1966-10-15 41785 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway. Comment
  UC65005  Petalonyx thurberi subsp. thurberi E. E. Schellenger 1904-10-15 48 Riverside Colorado Desert, Whitewater Wash Comment
  RSA612171B  Petunia parviflora Louis C. Wheeler 1932-7-9 932 Riverside Santa Ana River at Chino Creek. 152 Comment
  CAS-BOT-BC326763  Peucephyllum schottii Mrs. John C. Augsbury 1930-2-1 s.n. Riverside Indio Comment
  RSA663863  Peucephyllum schottii C. R. Annable 1995-3-15 2286 Riverside 2km S of Lake Cahuilla County Park. Comment
  RSA696807  Peucephyllum schottii J. R. Bruff 1928-4-2 96 Riverside Canyon wash west of Morango Comment
  RSA94111  Peucephyllum schottii F. W. Peirson 1918-03 1244 Riverside SE side of desert embankment at Palm Springs and almost opposite Andreas Canyon. Comment
  RSA781022  Phacelia ambigua var. minutiflora D. Silverman 2010-3-30 8062 Riverside East flank of southern McCoy Mountains, 1.8 km W of Black Creek Road, 7 km E of McCoy Peak, and 4.4 km north of the I-10 183 Comment
  NY43149  Phacelia brachyloba J. B. Walker 1995-5-4 1416 Riverside San Bernardino National Forest, Hwy 74, 3km E of junction with Santa Rosa Mtn Rd 1400 Comment
  RSA74791  Phacelia campanularia F. W. Peirson 1917-4-1 4123 Riverside Palm Springs Comment
  SBBG65004  Phacelia campanularia E. C. Jaeger 1926-3-1 Riverside Whitewater Bench, Whitewater River Comment
  JEPS24831  Phacelia campanularia subsp. campanularia Peter M. Ray 1949-3-12 1352 Riverside 2 mi w of Whitewater (n side of Coachella Valley); Coachella Valley 457 Comment
  HSC49202  Phacelia crenulata D. L. Goforth 1979-4-11 102 Riverside 1 km N of junction of Hwy. 10 and S entrance road to Joshua Tree National Monument 518 Comment
  HSC87131  Phacelia crenulata Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. Ross 1988-3-10 2101 Riverside N end of the Palen Mtns., 2 mi. W of Palen Pass 300 Comment
  UCR52007  Phacelia crenulata Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2101 Riverside Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass 300 Comment
  JOTR36458  Phacelia crenulata var. ambigua La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3428 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; narrow north fork of large canyon w/ cobbley wash and steep rocky walls (Stop 2) 338 Comment
  RSA797512  Phacelia crenulata var. ambigua C. P. Cowan 1978-4-23 1172 Riverside ESE slope above San Jacinto tramway parking lot, Chino Canyon. 570 Comment
  UC68752  Phacelia crenulata var. ambigua H. M. Hall May 1905 5897 Riverside Chuckawalla Springs Colorado Desert Comment
  UCR251905  Phacelia crenulata var. ambigua Jim Andre 2013-3-27 24829 Riverside NE Colorado Desert, Riverside Mountains, Agnes Wilson Rd. west of crossing of Colorado River, 0.8 mi east of Hwy 95, 12.4 mi south of Vidal Junction 115 Comment
  CHSC34463  Phacelia crenulata var. crenulata Al Boynton 1966-3-26 35 Riverside 10 mi SE. of Thousand Palms in White Water canyon. San Bernardino Mts. 457 Comment
Read comments Jan 15 2010
  JOTR16721  Phacelia distans Knuckles, Penny 1974-5-10 4 Riverside Joshua Tree National Park. JUMBO ROCKS CAMPGROUND Comment
  POM182077  Phacelia distans P. A. Munz 1932-3-14 11973 Riverside Colorado Desert, Coachella Valley, Deep Canyon 91 Comment
  RSA426210B  Phacelia distans P. J. Remple 1942-3-1 s.n. Riverside Between Indio and Palm Springs Comment
  RSA426219  Phacelia distans Christopher Davidson, Robert Gustafson 1977-4-7 5574 Riverside Whitewater Canyon Rd. (exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62); near start of Angeles [Pacific] Crest Trail. Hillside, N slope. 610 Comment
  UCR16828  Phacelia distans R. D. Keys 1973-5-13 s.n. Riverside Box Springs Mtns, 0.5 - 1 mi from end of Box Springs Ridge Road. 915 Comment
  UCR174945  Phacelia distans Jennifer H. Jones, Toby Bartels 2006-4-23 279 Riverside Transverse Ranges; San Bernardino Mtns., Banning Pass, NE of Cabazon along powerline road and in Deep Canyon 744 Comment
  UCR272903  Phacelia distans Duncan S. Bell, Amanda Bell, Evan Bell (in utero) 2012-1-28 3075 Riverside Mojave Desert, east side of the Arica Mountains, along the old RR tracks on the west side of Rice Valley, c. 6.25 air miles south of the ghost town of Rice 224 Comment
  UCR178613  Phacelia imbricata Mitch Provance, Tracy Tennant 1998-6-16 MOR- 394 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, just north of tree stand M-09 1280 Comment
  RSA28081  Phacelia minor I. L. Wiggins 1941-3-27 9707 Riverside 4 mi. north of Whitewater. Comment
  SDSU13339  Phacelia minor C. Matt Guilliams 2000-4-29 10 Riverside Santa Margarita Ecological Reserve, 'Insect Trail'. 1.5 miles NE of Gavalin Mtn. 305 Comment
  UCR620B  Phacelia minor S. C. Warner 1956-4-21 s.n. Riverside Box Spings Mtns., top of mtns, saddle off W side of road, between Pigeon Pass and ranch west of road 701 Comment
  POM3691  Phacelia mutabilis A. W. Anthony 1895-7-13 11723 Riverside [Unspecified] Comment
  RSA428158  Phacelia pedicellata Robert Gustafson 1983-3-27 2492 Riverside Near mouth of fairly steep-walled canyon southwest of Lake Cahuilla Comment
  UCR137359  Phacelia ramosissima John Wear 1998-7-8 s.n. Riverside San Jacinto Mtns., Pine Meadow in eastern Garner Valley, R-Ranch, just east of Hwy 74, between Gold Hill and Thomas Mountain 1402 Comment
  SEINET7048161  Phacelia ramosissima var. latifolia Steven R. Hill 2001-5-3 33662 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
  RSA0057659  Philadelphus microphyllus var. stramineus P. A. Munz, I. M. Johnston 1924-7-27 8738 Riverside Dark Canyon, San Jacinto Mountains. 2287 Comment
  SD144147  Phoenix dactylifera A. C. Sanders, P. MacKay, G. Helmkamp, J. Stewart & C. L. Sanders 1994-12-4 15889 Riverside Colorado Desert, Salton Sink: Dos Palmas Spring and immediate vicinity. 29 Comment
  SEINET10743458  Pholisma arenarium Charles L. Hitchcock, C. V. Muhlick 1964-3-22 Hitchcock 23269 Riverside W end of Pinto Basin, Joshua Tree National Monument. Comment
  RSA709638  Pholistoma auritum A. C. Sanders, Guy Bruyea 2004-4-2 27444 Riverside Peninsular Range: Temescal Canyon, Serrano Highlands project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 305 Comment
  UCR214580  Pholistoma auritum A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37847 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., 0.93 mi. north (03 deg. ) of intersection of I-15 and Lake St. 469 Comment
  UCR41366  Pholistoma membranaceum N. M. Fellows 1985-3-3 87 Riverside San Jacinto Mtns, Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the north foot of San Jacinto Mountain, l mile west of Snow Creek Village 489 Comment
  CAS-BOT-BC135069  Phoradendron californicum Del Wiens 1953-12-5 872 Riverside near Junction of road from S end of Joshua Tree National Monument and US 60 and 70 152 Comment
  CAS-BOT-BC135102  Phoradendron californicum Roxana S. Ferris 1918-7-14 964 Riverside by stream at Palm Springs Comment
  NY43290  Phoradendron californicum C. R. Annable 1995-3-15 2281 Riverside 2.7km SW of Valerie, on road to Martinez Canyon Comment
  RSA444779  Phoradendron californicum Lyman D. Benson 1966-11-25 16664 Riverside Mouth of Andreas Canyon west of Palm Springs. Granitic soil. 152 Comment
  UC1550227  Phoradendron californicum Dennis Kucera 1987-11-14 Riverside e. Banning (off Fields Rd., Malki Museum garden, Morongo Indian Reservation); Morongo Indian Reservation, Malki Museum garden 609 Comment
  OBI75817  Phoradendron californicum var. leucocarpum Robert F. Hoover 1966-10-15 10165 Riverside Dead Indian Cyn Comment
  CHSC83641  Phoradendron densum John Dittes 2002-1-5 2 -48 Riverside Mojave Desert; ca. 11 air-miles south-southwest of Twentynine Palms, ca. 0.8 mile northwest of Hidden Valley Campground, ca. 1 mile east of Lost Horse Ranger Station, base of ridge west of Loop Road. 1286 Comment
  SD136735  Phoradendron leucarpum subsp. tomentosum Steve Boyd 1992-5-5 7212 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero 730 Comment
  UCR165848  Phoradendron macrophyllum T. B. Salvato, John F. Green 2004-5-27 636 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
  RSA192097  Phoradendron villosum E. W. Lathrop 1965-5-30 5775 Riverside 6 miles W of Murrieta. Comment
  UC724189  Phragmites australis Aven and Ruth Nelson 1939-4-1 3370 Riverside Blythe Comment
  UCSB71044  Phragmites australis Lambert, Adam 2007-2-18 Riverside Torres Martinez Indian Reservation. Torres Martinez Indian Reservation, near the Salton Sea Comment
  UCR85428  Phragmites australis subsp. americanus A. C. Sanders, P. J. MacKay, G. K. Helmkamp, J. M. Stewart, C. L. Sanders 1994-12-4 15883 Riverside Sonoran (Colorado) Desert, Salton Trough: Dos Palmas oasis area, San Andres palm grove, 1.75 km (1.1 mi) WSW of Rancho Dos Palmas, marked 'seep' on Durmid Q. -23 Comment
  CLARK-A1528-4356  Physalis acutifolia John C. Roos 1965-9-5 Riverside Blythe Comment
  JOTR34392  Physalis crassifolia Andre, Jim 2012-4-16 20919 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  SD111893  Physalis crassifolia Barbara Ertter, Jeffrey Strachan 1980-5-20 3467 Riverside West side Whitewater Hill, east side Whitewater Wash, northwest end of Coachella Valley north of I-10. 456 Comment
  SD16814  Physalis crassifolia Allen Keller 1937-3-13 Riverside Painted Canon Comment
  UC665891  Physalis crassifolia Ira L. Wiggins 1941-3-27 9673 Riverside 8 mi ne Desert Center (s end of Coxcomb Mountains); Coxcomb Mountains Comment
  UCD126797  Physalis crassifolia P. C. Everett; E. K. Balls 1958-4-29 23022 Riverside U.S. Highway 60/70, Indio to Blythe, 1 mile west of Cactus City. 259 Comment
  UCR113987  Physalis philadelphica Mitch Provance, A. C. Sanders 2000-7-4 2111 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  UCR279593  Physaria tenella A. C. Sanders, Jim Malusa 2017-3-28 43160 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
  UCR115346  Picris echioides A. C. Sanders 2000-11-15 23725 Riverside Perris-Aguanga Basin region, Moreno Valley, east side of Ellsworth St. between Cactus Ave. and Allesandro Blvd., near 14400 Ellsworth 476 Comment
  UCR22007  Picris echioides Steve Boyd 1980-9-8 342 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  IRVC2819  Pinus contorta subsp. murrayana R. H. Whittaker, W. A. Niering 1963-6-13 SJ 464 Riverside Near summit of Jean Peak just S of San Jacinto Peak. San Jacinto Mtns. 3201 Comment
  HSC86142  Pinus coulteri B. Freeman 1969-3-24 690324 Riverside James Reserve, ca. 20 m W of Indian Creek. 1646 Comment
  CAS-BOT-BC78597  Pinus flexilis Winifern W. Swarth 1914-9-10 s.n. Riverside Divide west of Tahquitz Valley, San Jacinto Mts. 2438 Comment
  JOTR33925  Pinus monophylla La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2816 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
  SEINET209862  Pinus monophylla R. M. Lanner 2093 Riverside San Bernardino National Forest ; San Jacinto Mountains Pinyon Flat Campground 1219 Comment
  RSA762011  Pinus ponderosa Shawn Krosnick, C. Martinez, N. Fraga, L. McDade 2010-8-14 663 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  CAS-BOT-BC79092  Pinus quadrifolia Nancy Ryan Zabriskie; Walter Zabriskie 1970-5-2 286 Riverside beside Hwy 74 east of Anza turnoff; San Jacinto Mts. 1371 Comment
  UC1134101  Pinus quadrifolia A. Lewis 1933-2-3 154 Riverside Terwilliger Valley San Jacinto Quad., San Bernardino National Forest, Terwillig 1158 Comment
  SD227711  Pistacia atlantica A. C. Sanders, G. Helmkamp 1997-3-15 20004 Riverside Peninsular Range: Lake Skinner, cultivated at the Multiple Slpecies Reserve Headquarters, east of the lake. 473 Comment
  UCR178309  Plagiobothrys T. B. Salvato, Tracy Tennant 1998-4-23 MOR- 930 Riverside San Bernardino Mtns., Morongo Indian Reservation, seep in Wood Canyon, tree stand W-07 1220 Comment
  UC2029937  Plagiobothrys acanthocarpus Steve Boyd 2001-4-12 10409 Riverside GAVILAN HILLS REGION: Southeast base of Alberhill Mountain on flats north of Nichols Road and West of Pierce Street, in the vicinity of the site of Terra Cotta. Comment
  UCR86888  Plagiobothrys arizonicus A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16286 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
  RSA9016  Plagiobothrys canescens P. A. Munz, R. D. Harwood 1920-3-20 3383 Riverside 5 miles S of Corona. 305 Comment
  SEINET3084168 Image available Plagiobothrys collinus var. californicus Richard Montijo 1990-4-27 Riverside Rancho California area: E of Santa Rosa Plateau, Green Meadow Road off of de Portoloa Road. T7S, R1W, sec. 30. 610 Comment
  UC1537688  Plagiobothrys collinus var. californicus Gordon H. True Jr. 1935-2-20 9 Riverside Box Springs Sycamore Canyon 365 Comment
  UC1605427  Plagiobothrys collinus var. californicus Steve Boyd 1986-4-2 1595 Riverside Harford Springs County Park Gavilan Hills, Gavilan Hills, Harford Springs County Park 609 Comment
  UCR256760  Plagiobothrys collinus var. fulvescens T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7888 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 1.3 mi north of Hwy 15 and Temescal Canyon 555 Comment
  UCR201471  Plagiobothrys collinus var. ursinus Scott D. White, Justin M. Wood 2008-6-5 12085 Riverside San Jacinto Mountains, Garner Valley, Hwy 74 at Thomas Mountain Road, southwest corner of junction 1341 Comment
  UCR117307  Plagiobothrys fulvus A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 739 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  RSA198966  Plagiobothrys fulvus var. campestris R. F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37425 Riverside Santa Rose Plateau: Mesa de Colorado, Rancho California. 671 Comment
  UCR41823  Plagiobothrys jonesii A. C. Sanders, B. Pitzer, D. Charlton, R. & J. Kniffen, J. M. Stewart 1986-3-2 6063 Riverside Sonoran (Colorado) Desert, Graham Pass, between Chuckwalla Mtns & Little Chuckwalla Mtns. 503 Comment
  RSA613752  Plagiobothrys leptocladus Scott D. White 1993-4-25 1276 Riverside Winchester Hills area: agricultural fields, near vernal pools Comment
  UCR97273  Plagiobothrys leptocladus Scott D. White 1993-4-30 1325 Riverside San Jacinto Valley, Near intersection of Warren Rd. and Stetson Ave. 458 Comment
  RSA85111  Plagiobothrys nothofulvus J. C. Roos 1952-4-16 5559 Riverside Box Springs Mountains, Pigeon Pass. 396 Comment
  UCR137711  Plagiobothrys nothofulvus D. L. Banks 1997-3-29 1565 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. Headwaters of Pala Creek at the S extremity of the Reservation, north of the Riverside/San Diego Co. line, west of the intersection of Magee Truck Trail and Moreno Rd including a large area of vernally wet grassland at the extreme SW corner of the Reservation 409 Comment
  RSA761688  Plantago Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 704 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  POM10198  Plantago erecta F. M. Reed 1907-3-15 1221 Riverside Riverside Heights Comment
Read comments Sep 4 2011
  RSA388509  Plantago erecta Steve Boyd 1986-5-1 1806 Riverside Perris-Aguanga Basin region SW Perris Basin, Hill west of Skunk Hollow. Comment
  SD239885  Plantago erecta A. C. Sanders, T. B. Salvato 2011-3-28 38821 Riverside Peninsular Range; Perris-Aguanga Basin Region: Menifee Valley, powerline corridor along McLauglin Road, west of Murrieta Road, north of Sun City (Romoland 7.5'Q) 438 Comment
  UCR97651  Plantago erecta A. C. Sanders, G. Helmkamp 1997-3-15 19938 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 518 Comment
  UC68707  Plantago ovata H. M. Hall Apr 1905 5827 Riverside near Indio; Colorado Desert 0 Comment
  UCR260216  Plantago ovata A. C. Sanders, Jim Malusa 2015-3-10 41376 Riverside Sonoran (Colorado) Desert, north end of Chocolate Mountains, Tabaseca Tank, US Navy Chocolate Mountains Aerial Gunnery Range 610 Comment
  UCR260888  Plantago ovata A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41427 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
  RSA155555  Plantago ovata var. fastigiata L. S. Rose 1962-3-2 62008 Riverside La Quinta 3 Comment
  RSA191734  Plantago ovata var. fastigiata Robert F. Thorne 1963-3-29 32381 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
  RSA27476  Plantago ovata var. fastigiata I. L. Wiggins 1941-3-24 3588 Riverside East side of Salton Sea, 1 mile north of Imperial Co. Line Comment
Read comments Feb 20 2013
  SBBG68779  Plantago ovata var. fastigiata M. N. Ackley 1928-4-4 792 Riverside Thousand Palms 304 Comment
  UCSB6239  Plantago ovata var. fastigiata Haller, John 1960-4-2 Riverside at north base of Orocopia Mtns; 1.3 miles south of the junc. of US 60-70 and the south entrance road to Joshua Tree Nat. Mon 487 Comment
  RSA770451  Plantago patagonica Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4563 Riverside Transverse Ranges, San Bernardino Mountain region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm) in the vicinity of Bonnie Bell., Between N33.95609, W116.64365 and N33.95477, W116.64248. 526 Comment
  UCR261452  Plantago patagonica A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41446 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
  UCR129783  Platanthera dilatata var. leucostachys P. A. Munz 1922-7-7 6065 Riverside San Jacinto Mtns., meadow [Skunk Cabbage M.?] north of Tahquitz Valley 2439 Comment
  CAS-BOT-BC91883  Platystemon californicus Lyman Benson 1932-3-26 3162 Riverside 3 miles north of Temecula. 457 Comment
  HSC85459  Platystemon californicus Steve Boyd 1986-4-2 1606 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  JEPS29293  Platystemon californicus Rimo Bacigalupi and L. Heckard 1962-3-25 8388 Riverside about 5 mi se Corona (just n of Bedford Canyon); eastern base of Santa Ana Mountains, n of Bedford Canyon 304 Comment
  RSA445707  Platystemon californicus Ora M. Clark 1929-2-2 1611 Riverside Waste fields, near Elsinore Comment
Read comments Nov 9 2011
  RSA612781  Platystemon californicus D. L. Banks, Victor W. Steinmann 1997-3-13 1421 Riverside NW Palomar Mountains, Agua Tibia Mountains: In the Redhawk Housing Development, north of the Pechanga Indian Reservation. The hills south of the intersection of Marge Place and Tehachapi Pass (south of Redhawk Parkway). 378 Comment
  UC146753  Platystemon californicus Katharine Brandegee and Charlotte M. Wilder May 12 1905-May 17 1905 Riverside Wilders near Riverside; near Riverside Comment
  SD152735  Plectritis ciliosa Steve Boyd, T. Ross, O. Mistretta 1992-3-31 6761 Riverside San Mateo Cyn. Wilderness Area. Tenaja Trail from jtn w/ Morgan Tr. S to Pigeon Spring 671 Comment
  UCR193291  Plectritis ciliosa A. C. Sanders, Tim Thomas 2008-6-20 35540 Riverside Peninsular Range; San Jacinto Mtns., May Valley near Fleming Ranch, north of Bonita Vista Rd. and east of Herkey Creek 1550 Comment
  POM68795  Plectritis ciliosa subsp. insignis Marcus E. Jones 1882-4-24 3167 Riverside San Jacinto. Comment
Read comments Dec 9 2010
  JOTR28940  Pleuraphis rigida La Doux, Tasha 2005-3-30 1176 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  RSA414080  Pleuraphis rigida Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  SBBG35124  Pleuraphis rigida T. L. Secrest 1948-4-7 Riverside ca. 7 mi below Whitewater 274 Comment
  JOTR34386  Pleurocoronis pluriseta Andre, Jim 2012-4-16 20910 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  POM14378  Pleurocoronis pluriseta P. A. Munz 1922-4-9 4799 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  SDSU406  Pleurocoronis pluriseta D. F. Howe 1952-4-28 2196 Riverside Chuckawalla Mts. Comment
Read comments Jan 24 2013
  RSA737328  Pluchea odorata Justin M. Wood 2008-9-19 142 Riverside SW Perris Basin: Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  UCR22088  Pluchea purpurascens Steve Boyd 1980-9-22 356 Riverside Gavilan Hills, Harford Springs County Park on the NW corner of the Gavilan plateau Comment
  POM4881  Pluchea sericea J. S. Chase 1916-04 s.n. Riverside Palm Springs. Comment
  CLARK-A1528-84  Poa annua Fred B. Essig 1964-2-20 15 Riverside La Sierra 609 Comment
  UC39534  Poa annua H. M. Hall May 1898 1172 Riverside El Toro Mt; San Jacinto Mts 2133 Comment
  UCD90359  Poa annua Peter Kamb 1948-2-1 757 Riverside San Bernardino/Riverside Co.: Valley in the Jurupa Mts. West of Colton. 304 Comment
  UCR201616  Poa pratensis Scott D. White, Justin M. Wood 2008-6-18 12239 Riverside San Jacinto Mountains, meadow northwest of Keen Camp Summit, southwest of Hwy 79 1463 Comment
  SEINET244233 Image available Poa secunda A. C. Sanders, Mark Elvin; Julie M. Vanderwier 2002-4-9 24939 Riverside The Badlands; hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 610 Comment
  UCR126381  Poa secunda A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 690 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UC39552  Poa secunda subsp. secunda H. M. Hall June 1901 2257 Riverside Fuller's Hills Mts San Jacinto Mts, Fuller's Hills Mts 1645 Comment
  POM265734  Polygala acanthoclada A. M. Alexander, Kellogg 1941-5-18 21195 Riverside Eagle Mountains: 1.5 miles N Cottonwood Springs 976 Comment
Read comments Oct 9 2010
  UCR155815  Polygonum aviculare John F. Green 2005-5-4 s.n. Riverside Perris-Aguanga Region, SE corner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base 534 Comment
  SD143775  Polygonum aviculare subsp. depressum Scott D. White 1996-12-26 4644 Riverside Perris area, irrigared alfalfa field 424 Comment
  SD137999  Polypodium californicum Darin L. Banks, Steve Boyd 1995-2-16 50 Riverside Cleveland National Forest, Agua Tibia Wilderness Area; north slope AguaTibia Mtn., south of Dripping Springs Alcove, east of Woodchuck Trail Comment
  RSA740786  Polypogon monspeliensis Scott D. White, Justin M. Wood 2008-7-9 12412 Riverside Johnson Meadow 1415 Comment
  UCR229272  Polypogon monspeliensis Ginny Short 2011-3-23 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley; Pushwalla Canyon, c. 11 miles east of Cathedral City 183 Comment
  CAS-BOT-BC102587  Populus fremontii W. R. Dudley 1903-12-25 s.n. Riverside Palm Springs Comment
  CAS-BOT-BC102602  Populus fremontii Alice Eastwood 1919-3-15 7989 Riverside Indio Comment
  UCR3415  Populus fremontii H. M. Whistler 1964-5-3 640503- 01 Riverside San Bernardino Valley Region, city of Riverside, Santa Ana River bottom, 0.25 mi north of Buena Vista Ave. on Scout Lane 244 Comment
  CAS-BOT-BC356164  Porophyllum gracile Carl B. Wolf 1932-4-27 3052 Riverside Colorado Desert. 1 mi. off Mecca-Blythe Road. Lower end of Lost Palms Canyon at 1st. rocky hills 243 Comment
  POM144627  Porophyllum gracile A. M. Alexander, Louise Kellogg 1941-5-9 2141 Riverside Cottonwood Spring, Eagle Mountains 884 Comment
  SD231232  Porophyllum gracile Scott D. White 2001-3-13 8158 Riverside Perris / Elsinore Basins: Minifee / Sun City area. Valleys and slopes east of Canyon Lake and west of Goetz Road. 441 Comment
  RSA788809  Potentilla glandulosa Robert F. Thorne, Walter Wisura 1977-9-17 50781 Riverside San Jacinto Mountain: Long Valley to Round Valley along trail to summit. 2591 Comment
  SD232323  Potentilla gracilis var. fastigiata Scott D. White, Justin M. Wood 2008-6-19 12280 Riverside San Jacinto Mountains: Meadows at Baldy Mtn. Mesic meadow and adjacent uplands. 1584 Comment
  CAS-BOT-BC144850  Potentilla rimicola Frank W. Peirson 1924-7-27 5000 Riverside 1/2 mile west of Deer Spring, San Jacinto Mts. Comment
  UCR237632  Prenanthella exigua Duncan S. Bell, Amanda Turek 2010-4-10 832 Riverside Riverside Mountains, in the vicinity of Mountaineer Mine and Calzona Mine, c. 3.8 air mi west of the Colorado River, c. 2 air mi northeast of Riverside Mountain Peak 198 Comment
  UC170162  Proboscidea althaeifolia E. E. Schellenger 1894-8-20 110 Riverside Paloverde Colorado Desert Comment
Read comments Jan 23 2012
  LA47457  Prosopis glandulosa var. torreyana Harlan Lewis; 1936-4-18 sn Riverside San Bernardino Mountains, White Water 457 Comment
  SEINET10837956  Prosopis glandulosa var. torreyana David B. Dunn 1948-6-18 Dunn 3804 Riverside To the W of quad 2. At camp in Pushawalla canyon under palms. Comment
  UCD170965  Prunus caroliniana A. C. Sanders 2002-3-20 24899 Riverside Western Colorado Desert: Coachella Valley, city of Palm Springs, around offices of Agua Caliente Band of Cahuilla Indians, 650 E Tahquitz Canyon Way at Calle El Segundo. 137 Comment
  UCR19424  Prunus fasciculata Harlan Lewis, Carl Epling 1941-5-2 s.n. Riverside Sonoran (Colorado) Desert, Cottonwood Spring, ['Providence Mtns.' NOTE: The locality data on this specimen is certainly partially incorrect: likely from Cottonwood Spring at the S entrance of Joshua Tree National Park, Riverside Co. The collectors were at Corn Spring, Chuckwalla Mtns on the same date, some of the species collected at Cottonwood Spring are very unlikely to have come from the Providence Mtns: Condaliopsis lycioides & Tetracoccus hallii in particular. Det. by A.C. Sanders, Dec. 1986] Comment
  LA208145  Prunus fremontii Harlan Lewis; 1938-4-10 sn Riverside Pines to Palms Hwy 853 Comment
  RSA212925  Prunus fremontii L. B. Ziegler 1969-4-6 s.n. Riverside Pinyon Flats southeast of San Jacinto Mts. 1524 Comment
  RSA16512  Prunus ilicifolia Percy C. Everett 1935-6-17 7146 Riverside Coldwater Canyon Trail to Santiago Peak, 1.5 mi. above Glen Ivy Resort. 564 Comment
  CAS-BOT-BC356352  Psathyrotes ramosissima Carl B. Wolf 1932-4-26 2972 Riverside Colorado Desert. 5 mi. E. of Mecca, on Blythe Road 30 Comment
  CLARK-A1656-693  Psathyrotes ramosissima Lois Ann Scott 1978-3-15 Riverside Mecca 243 Comment
  OBI26131  Psathyrotes ramosissima David J. Keil 1976-12-12 11910 Riverside Ca. 5 mi E of Indio along I-10 Comment
  POM259943  Psathyrotes ramosissima P. A. Munz 1940-3-23 15670 Riverside South base of Pinto Mountains, road Dale to Cottonwood Springs 610 Comment
  RSA472310  Psathyrotes ramosissima A. M. Johnson 1933-4-28 2245 Riverside Indian Wells Highway along new mountain highway to Hemet, 2 to 3 miles up from Palm Springs 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
  RSA94086  Psathyrotes ramosissima F. W. Peirson 1918-03 1426 Riverside Between Palm Springs and Indio. Comment
Read comments Feb 22 2009
  UCR117085  Pseudognaphalium biolettii A. C. Sanders, T. B. Salvato 2001-5-16 24302 Riverside Perris-Aguanga Basin, S of Hemet, 1/4 mi. south of Gibbel Rd. about 1 mile east of State St., foothills forming east end of Diamond Valley, 1 mi. SSE of Hemet Butte, south of mouth of Avery Cyn. 518 Comment
  SBBG95151  Pseudognaphalium microcephalum S. D. White 1990-10-2 Riverside Vail Lake area, Hwy 79, immediately W of Dripping Springs Guard Station 487 Comment
  UCR268065  Psilocarphus brevissimus D. E. Bramlet 2005-4-22 3826 Riverside Perris-Aguanga Basin Region, 1.8 km SE of Winchester, south of Patton Ave. and Patterson Ave. intersection, east of Hwy 79 449 Comment
  RSA561126  Psilocarphus tenellus Steve Boyd 1993-5-12 7309 Riverside Southern Santa Ana Mountains, Sant Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon. 365 Comment
  UCR23239  Psoralea rigida George K. Helmkamp 1981-7-27 s.n. Riverside San Jacinto Mtns, Beside Hwy 371, 200 yards SW of junction with Hwy 74. Burnt Valley area 1372 Comment
  RSA689438  Psorothamnus arborescens var. simplicifolius Scott D. White, Michael Honer 2003-5-13 9238 Riverside Whitewater Canyon Road, 0.4 of a mile from the junction with Interstate 10. Whitewater Canyon washWhitewater Canyon, ca. 2 miles north of Bonnie Bell. 579 Comment
Read comments Nov 27 2012
  LA205188  Psorothamnus emoryi A. M. Johnson; 1928-5-5 342 Riverside Travertine Rock Comment
  RSA403990  Psorothamnus emoryi Louis C. Wheeler 1931-11-26 392 Riverside Salton Sea, 2 miles SE Salton Bench Mark. -76 Comment
  RSA5395  Psorothamnus emoryi B. D. Stark 1932-6-15 1517 Riverside Whitewater to Indio Road 152 Comment
  SJSU4441  Psorothamnus emoryi C. K. Schroen 1964-3-24 26 Riverside by Hwy 99 midway between Oasis & Coolidge Springs 60 Comment
  UCD77964  Psorothamnus emoryi Robert E. Preston 1997-11-11 1064 Riverside east edge of Palo Verde Mesa 99 Comment
  UCR166008  Psorothamnus emoryi Nathan Moorhatch 2005-2-17 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, east edge of Santa Rosa Mtns., La Quinta, west of Washington St., between Ave. 48 and Lake La Quinta Dr., 4 acre parcel 37 Comment
  CAS-BOT-BC340908  Psorothamnus schottii O. F. Sillig 1917-5-21 s.n. Riverside Palm Springs, Colorado Desert Comment
  CAS-BOT-BC340921  Psorothamnus schottii Mrs. G. Earle Kelly 1926-4-1 s.n. Riverside Palm Springs Comment
  CAS-BOT-BC340925  Psorothamnus schottii Robert F. Thorne; R. Rutherford 1964-4-12 33655 Riverside About 1 mile W of Turnoff to Cottonwood Wells, along Hwy 60-70 Comment
  SEINET3407645 Image available Psorothamnus schottii R. F. Turpin 1969-5-23 118 Riverside 5 mi. E of Dillon Rd. on Berdoo Canyon Rd. Little San Bernardino Mountains. 610 Comment
  UCR86158  Psorothamnus schottii A. C. Sanders 1995-5-23 17122 Riverside Sonoran (Colorado) Desert, Coachella Valley, alluvial fans below the Santa Rosa Mountains, near the mouth of Martinez Canyon, at end of 72nd Avenue 25 Comment
  UCSB3062  Psorothamnus schottii Leeuwen, Henry 1957-4-13 Riverside Next to Cal. Hwy. 195 about 3 miles west of U.S. 60 Comment
  UCR16719  Pteridium aquilinum Dave Baasch 1972-5-11 720511- 01 Riverside San Jacinto Mtns, just above Lake Fulmor near Idyllwild 1646 Comment
  RSA263723  Pteridium aquilinum var. pubescens R. Weatherby 1950-5-18 2968 Riverside Hagador 640 Comment
  CAS-BOT-BC421258  Pterostegia drymarioides A. C. Sanders; T. B. Salvato; Matthew Malle; Jonas Winbolt; Katie A. Kurtz 2010-4-2 37735 Riverside Peninsular Range: Alberhill, south foot of the Gavilan Hills at Temescal Canyon, c. 0.5 mi NE (34 deg. ) of intersection of Temescal Canyon Rd. and Concordia Ranch Rd. 518 Comment
  RSA392936  Pterostegia drymarioides Ora M. Clark 1929-2-23 1581 Riverside North of Whitewater Comment
  RSA770855  Pterostegia drymarioides Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4933 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  UCR85245  Pterostegia drymarioides A. C. Sanders, P. J. MacKay, M. Jacobsmyer, C. L. Sanders 1995-3-5 15991 Riverside Sonoran (Colorado) Desert, Orocopia Mtns, Maniobra Valley, 1.6-3 mi. south of frontage road (old Hwy 60) along Interstate 10, S to edge of BLM wilderness 610 Comment
  SD262213  Pulicaria paludosa Mitch Provance 2012-8-1 812 4 Riverside Colorado Desert: Thousand Palms Canyon Road, A+- 2/3 of the way up into the canyon. (Myoma 7.5'Q) 139 Comment
  CAS-BOT-BC45771  Quercus Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild Comment
  RSA339327  Quercus X munzii Robert F. Thorne, R. Dahlgren, Gertrud Dahlgren 1979-8-22 53573 Riverside Joshua Tree National Monument: Just S of San Bernardino Co. line, near jnc od road to Split Rock and 29 Palms; Valley W of Pinto Mountains. Sandy wash at Live Oak Tank. 1326 Comment
  SD224981  Quercus agrifolia Scott D. White, Shelton Dowthit & Conservancy volunteers. 1996-3-31 3850 Riverside lK Skinner Area: Riverside Land Conservancy conservation easement site, about 0.5 air mi. S of the reservoir, near East Benton Road. USGS Bachelor Mtn. 518 Comment
  SEINET6081013  Quercus agrifolia Louis Wheeler 1964-11-28 8649 Riverside Idyllwild Area. Strawberry Creek between crossing at Circle Drive and Humber Park. Comment
  UCR108323  Quercus agrifolia L. C. Wheeler 1960-8-6 7779 Riverside Peninsular Range, Temescal Canyon, c. 1 mi. east of Glen Ivy, Wright Ranch. Comment
  UCR214579  Quercus agrifolia A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37846 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., 0.93 mi. north (03 deg. ) of intersection of I-15 and Lake St. 469 Comment
  POM270082  Quercus berberidifolia Lyman Benson 1933-3-31 4145 Riverside San Bernardino Mt. Range. US 66 [actually US 60], Beaumont. 457 Comment
  UCR249999  Quercus berberidifolia Jeremiah George 2012-8-13 s.n. Riverside San Gorgonio Pass/Moreno Badlands, west of Beaumont, just east of junction of 60 Fwy and Jackrabbit Trail, off frontage road dead end 716 Comment
  UCR250001  Quercus berberidifolia Jeremiah George 2012-8-13 s.n. Riverside San Gorgonio Pass/Moreno Badlands, west of Beaumont, just east of junction of 60 Fwy and Jackrabbit Trail, off frontage road dead end 716 Comment
  JEPS37489  Quercus chrysolepis W. L. Jepson 1903-8-5 2266 Riverside above Strawberry Valley; San Jacinto Mt. 1676 Comment
  CAS-BOT-BC45770  Quercus cornelius-mulleri Paul F. Covel 1937-4-21 s.n. Riverside Hiden Valley Comment
  SD146253  Quercus douglasii A. C. Sanders, P. J. MacKay, T. Thomas, O. F. Clarke 1997-4-13 20436 Riverside San Joaquin Valley, San Emigdio Ranch, slopes south of San Emigdio Creek, just above confluence with Doc Williams Canyon, on north-facing slope; Eagle Rest Peak 7.5' quad. 915 Comment
Read comments Jul 23 2019
  RSA495799  Quercus dumosa Steve Boyd, T. S. Ross, L. Arnseth 1989-3-11 2908 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam. 396 Comment
  UCR189796  Quercus engelmannii Angela Hyder 2006-10-2 79 Riverside Peninsular Range, Lake Skinner, Lake Skinner reserve. 1 mi east of Rawson Canyon. 1 mi north of Black Mountain 660 Comment
  CAS-BOT-BC105323  Quercus kelloggii P. A. Munz 1922-7-2 5943 Riverside Santa Rosa Mts, Santa Rosa 1981 Comment
  RSA652367  Quercus kelloggii William Gilbert 1969-5-24 s.n. Riverside Between Banning and Idyllwild 1524 Comment
Read comments Aug 17 2011
  UCD47075  Quercus palmeri J. M. Tucker 1981-5-31 4458 Riverside California, Contra Costa County: Antonio Souza Ranch southwest of Byron (extended section NW quarter Sec. 31, R3E, T1S, Mt. Diablo Meridian). 309 Comment
Read comments Oct 29 2006
  UCR112025  Quercus palmeri A. C. Sanders, Mitch Provance 1998-5-14 21848 Riverside Jurupa Mtns., Rattlesnake Mtn. (hill 1452m), Crestmore, above water tank west of Cedar Ave., above intersection of Andalusia and Malaga Streets 396 Comment
  UCR117250  Quercus palmeri A. C. Sanders, S. D. Boyd, Mitch Provance, J. Ross 1998-10-25 22293 Riverside San Jacinto Mtns., W side of Burnt Valley along Burnt Valley Rd. 1354 Comment
  UCR270569  Quercus palmeri John F. Emmel 2001-8-5 1748 Riverside San Jacinto Mtns., Pine Meadow area, SE end of Garner Valley, 1.0 road mile east of junction of Devils ladder Rd and Hwy 74 1448 Comment
  SACT002725  Quercus wislizeni Louis Wheeler 1931-10-4 Riverside Sunny slope in good soil. 2 miles north of Idyllwild, San Jacinto Mountains Comment
  UCR123366  Quercus wislizeni Steve Boyd, D. E. Bramlet 1988-10-8 2868 Riverside San Jacinto Mtns. area, Cahuilla Mountain, SW of Anza at head of Bautista Canyon, along the crest of the mountain 1707 Comment
  UCR209590  Quercus wislizeni Robert J. Steers, Stan C. Spencer, Matt Willis 2009-6-1 s.n. Riverside San Gorgonio Pass, near the town of Cabazon, west side of the San Gorgonio River on the Morongo Indian Reservation, c. 0.2 mi. SW of the corner of Dailey Rd. and Sullivan Rd. 671 Comment
  UCR169496  Quercus wislizeni var. frutescens Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 09- 68 Riverside San Jacinto Mtns, San Bernardino National Forest, 12 miles east of Hemet on Hwy 74 near Dry Creek, Site L9 961 Comment
  RSA220971  Rafinesquia californica E. W. Lathrop 1966-5-8 6405 Riverside 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest. Trabuco District. 274 Comment
Read comments Apr 28 2011
  UCR149843  Rafinesquia californica Scott D. White, Michael Honer 2004-4-6 10038 Riverside Perris/Elsinore Basins, Temescal Valley: just N of the I-15 freeway and east of Indian Truck Trail, S and west of Lee Lake 396 Comment
  UC830533  Rafinesquia neomexicana I. W. Clokey 1935-4-17 6967 Riverside Cottonwood Springs Comment
  UC963814  Rafinesquia neomexicana Helen K. Sharsmith 1952-4-10 4059 Riverside ca 5 mi nw Cottonwood Springs (Joshua Tree National Monument); Mojave Desert, , Smoke Tree Was 853 Comment
Read comments Apr 23 2013
  UC64347  Raphanus raphanistrum H. M. Hall May 17, 1901-June 1, 1901 Riverside San Jacinto Valley, (journey) from Riverside to Santa Rosa Peak and Palomar San Jacinto Valley 457 Comment
  CSUSB565  Raphanus sativus Steve Stadler 1966-3-2 030266 21 Riverside Riverside city. Found in open field west of the corner of Blain Street and Canyon Crest. 50 yards from corner in back of a house. 304 Comment
  SEINET8727730 Image available Raphanus sativus Jean Coulson 1959-1 s.n. Riverside Riverside; N. W. corner, Canyon Crest & Linden. 2007 Comment
  OBI8076  Rhamnus crocea David J. Keil, Malcolm McLeod 1977-3-26 12020 Riverside 9 mi E of jctn with i-15 along Calif 79 518 Comment
  RSA613140  Rhamnus crocea D. L. Banks 1997-3-6 1410 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. Area between a newly established firebreak on the south end of the Reservation, west of Magee Truck Trail and upper Pala Creek. 396 Comment
  OBI37518  Rhamnus ilicifolia Steve Boyd 1985-8-7 1111 Riverside Santa rosa Plateau region, NW base of Redonda Mesa on Tenaja rd, 0.8 mi E of jctn with 8S01 and 8S02 Comment
  RSA526085  Rhamnus ilicifolia Steve Boyd, Tim S. Ross 1990-5-11 4658 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  UCR106919  Rhamnus ilicifolia D. L. Banks, Lauren Raz 1996-11-5 1159 Riverside Agua Tibia Mountains, Pechanga Indian Reservation, south of San Gabriel Church; along a newly established firebreak along a NW-SE running ridgeline, near the water tank in section 34 421 Comment
  POM17819  Rhamnus tomentella subsp. cuspidata P. A. Munz, D. D. Keck 1923-6-14 7081 Riverside Santiago peak, Santa Ana Mountains. 1616 Comment
  RSA249845  Rhododendron occidentale R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38120 Riverside San Bernardino National Forest, San Jacinto Mountains; Above and in James Reserve 1677 Comment
  RSA33625B  Rhododendron occidentale N. C. Cooper 1944-7-16 1551 Riverside San Jacinto Mountains, above Pine Cove. 2134 Comment
  RSA689699  Rhododendron occidentale Valerie L. Soza, Naomi Fraga, Sarah Swartzentruber 2003-6-25 1707 Riverside Fuller Mill Creek Picnic Area. 1524 Comment
  CDA28764  Rhododendron occidentale var. californicum G. F. Hrusa 1993-6-23 9769 Riverside San Jacinto Mountains; N Fk. San Jacinto River, Dark Canyon. 1694 Comment
  RSA257006  Rhododendron occidentale var. californicum Gary D. Wallace, D. H. Wilken 1966-7-3 656 Riverside Just east of Idyllwild. Comment
  RSA125660  Rhus integrifolia R. Weatherby 1950-3-6 1059 Riverside Arlington Hills, near Lake Matthews. 335 Comment
  CAS-BOT-BC478189  Rhus ovata A. C. Sanders; Jeff Crain; Nina Kidd 2015-5-19 41730 Riverside Temesal Canyon, hilltop above DePalma Road, about mid way between Horse Thief Canyon Road and Glen Eden Road 399 Comment
  IRVC80  Rhus ovata R. H. Whittaker, W. A. Niering 1963-5-30 SJ 87 Riverside Palm Desert to Mountain Center, Santa Rosa Mountain Rd. Santa Rosa Mountains 1524 Comment
  LA62867  Rhus ovata Harlan Lewis; 1939-10-23 1040 Riverside Santa Rosa Mountains, Pinyon Flats, Pines to Palms Highway 1219 Comment
  POM210815  Rhus ovata Victor Duran 1933-7-3 3498 Riverside 2 miles east of Pinyon Flat, Santa Rosa Mountains. 1067 Comment
  SD229051  Rhus ovata Dick Schwenkmeyer, Bethany Jenkins 2012-3-7 644 Riverside Mt. San Jacinto: Pinyon Flats, approx. 1I(c) miles north of Highway 74 intersection with Palm Canyon Road, broad flat area. 1303 Comment
  RSA594511  Rhus trilobata var. pilosissima D. L. Banks, Dylan Hannon 1996-5-3 998 Riverside Agua Tibia Mountains; Cleveland National Forest; Dripping Springs Campground, 30 m N of campsite #9 487 Comment
  RSA476154  Ribes cereum N. C. Cooper 1944-6-4 0 .5. Riverside San Jacinto Mtns. above Banning. 1372 Comment
  RSA797244  Ribes cereum Robert F. Thorne, Walter Wisura 1977-9-17 50782 Riverside San Jacinto Mountain: Long Valley to Round Valley along trail to summit. 2591 Comment
  RSA1173  Ribes indecorum B. D. Stark 1930-3-18 1487 c Riverside 1/2 way up west side of Mt San Jacinto. Comment
  UC1127313 Image available Ribes indecorum C. Van Fleet 1931-1-22 520 Riverside mesa w Red Mt.; San Jacinto Quadrangle 914 Comment
  UCR82800  Ribes indecorum A. C. Sanders, O. F. Clarke, M. Alexander 1994-1-1 14226 A Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UC69248  Ribes lasianthum H. M. Hall 1897-3-20 401 Riverside Gavilan Mts. Comment
  POM12115  Ribes nevadense Mary F. Spencer 1921-6-1 706 Riverside Idyllwild, San Jacinto Mountains 1616 Comment
  RSA162686  Ribes nevadense J. D. Olmsted 1959-6-23 678 Riverside Along Strawberry Creek in Fern Valley NW of Idyllwild, San Jacinto Mts. 1646 Comment
  RSA722426  Romneya coulteri Pomeroy 1929-5-11 s.n. Riverside Glenn Ivy Comment
  UCR21990  Rorippa nasturtium-aquaticum Steve Boyd 1980-7-12 323 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  RSA449714  Rosa californica Louis C. Wheeler 1931-10-4 204 Riverside San Jacinto Mountains. Strawberry Valley. 1585 Comment
  UCR975  Rosa californica S. C. Anderson 1957-5-21 s.n. Riverside Riverside, Santa Ana River bottom, 0.5 mi. east of Humane Society, north of Jurupa Ave. [near Union Pacific RR bridge] 220 Comment
  SEINET892305  Royena microphylla Steve Morgan 1995-1 Riverside Riverside: UCR Botanic Garden, south edge of the garden at the dge between the South African and Australian sections Comment
  UCR182106  Rubus discolor Tom Chester 2006-12-19 979 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve: Santa Rosa Ranch 548.8 Comment
  UCR35160  Rubus parviflorus L. B. Ziegler 1967-7-5 177 Riverside San Jacinto Mtns, Canyon of the South Fork of the San Jacinto River 1829 Comment
  CLARK-A1528-826  Rubus ursinus Paul D. Wood 1970-4-19 2 C Riverside Riverside 243 Comment
  UCR25086  Rumex acetosella A. C. Sanders 1980-7-22 1720 Riverside San Jacinto Mtns, Dutchman's Flat in Bear Trap Canyon about 1 mi (airline) west of Idyllwild. Between Hwy 243 and Foster Lake 1814 Comment
  RSA736647  Rumex maritimus Justin M. Wood 2008-7-16 39 Riverside Gavilan Hills at Temescal Wash, near Olsen Canyon, 'Morgan' property, Alberhill area. Comment
  RSA784662  Rumex salicifolius Anna Kostikova, Glenn Litsios, Sarah Burgy, Steve Boyd 2010-6-20 69 Riverside Margarite road further down to the valley after turn towards Robcar road Comment
  UC489273  Rumex salicifolius var. denticulatus C. V. Meyer 1928-7-30 586 Riverside Saunders Meadow San Jacinto Mt. 1676 Comment
  UCR182532  Rumex salicifolius var. denticulatus Mitch Provance 2005-5-17 6578 Riverside Warm Springs Valley, Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, c. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site 421 Comment
  CLARK-A1528-3968  Ruta graveolens John C. Roos 1950-4-22 4749 Riverside Reche Canyon 457 Comment
  UCR157941  Sagina apetala T. B. Salvato, A. C. Sanders 2005-5-17 923 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
  RSA559964  Sagina decumbens subsp. occidentalis Steve Boyd 1992-4-28 7078 Riverside Santa Ana Mountains, Elsinore Peak area, old Main Divide roadbed about 0.25 mile due south of peak. 1021 Comment
  POM248440  Salix exigua Philip Crow 1939-7-13 s.n. Riverside Blythe. Comment
  UC846449  Salix exigua var. hindsiana P. A. Munz and I. M. Johnston 1922-5-7 5270 Riverside Keyes Ranch along small stream Keyes Ranch; Little San Bernardino Mts. 1066 Comment
  CAS-BOT-BC140663  Salix gooddingii A. C. Sanders; T. B. Salvato 2011-3-30 38889 Riverside Peninsular Range; Elsinore Trough: city of Lake Elsinore, Baker St. c. 100 m NW of Hwy 74/Riverside Dr. 381 Comment
  RSA586101  Salix gooddingii D. L. Banks, Steve D. Boyd 1995-4-5 141 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove, W of the Dripping Springs Trail. 659 Comment
  UCR155299  Salix gooddingii A. C. Sanders 2005-5-4 29837 Riverside Gavilan Hills near Riverside, c. 1 km east and southeast of Gavilan Peak 625 Comment
  RSA0038295  Salix hindsiana H. P. Bracelin 1932-4-12 600 Riverside East side of bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside. 240 Comment
  RSA233003  Salix laevigata D. A. Young 1969-3-21 P 417 Riverside 3 miles west of Elsinore, California on a dirt road north of Highway 71, 500 yards off the road. 244 Comment
  UCR214712  Salsola paulsenii A. C. Sanders, Richard Dwerlkotte 2010-3-22 37522 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 1.5 mi. SE of Sidewinder Well, south end of Palen Dry Lake, SW of Palen Mtns. 130 Comment
  RSA157909  Saltugilia australis P. A. Munz 1927-5-20 10811 Riverside 10 miles S. of Hemet. Comment
  SD234486  Saltugilia australis A. C. Sanders, P. J. MacKay, Tim Thomas 2003-5-18 26759 Riverside San Bernardino Mtns.: Cleghorn Road, 0.5 mi. NE of Cajon. 1006 Comment
  HSC86129  Saltugilia grinnellii subsp. grinnellii M. H. Frost, Jr. 1954-6-6 13 Riverside San Jacinto Mtns. 1524 Comment
  RSA771348  Saltugilia latimeri Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4823 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
Read comments Jul 19 2015
  JOTR16793  Saltugilia splendens subsp. splendens Wanrow, E. 1968-5-6 s.n. Riverside Joshua Tree National Park. EUREKA PEAK 1676 Comment
  RSA0019791  Salvia apiana April Garbat, Kristin Forgrave, Naomi S. Fraga, Tyler Schappe 2013-5-21 72 Riverside Canyon west of San Bernardino National Forest boundary (San Jacinto Ranger District), north over edge from road from Cranston Fire Facility (off Highway 74, aka Florida Ave). Orange Grove Canyon. 618 Comment
  RSA411320  Salvia apiana Larry E. DeBuhr 1977-5-6 2589 Riverside Whitewater Canyon, ca. 4.5 miles N from I-10. Comment
  UCR107740  Salvia apiana D. L. Banks 1997-5-5 1967 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 S fork of Pechanga Creek 427 Comment
  RSA388499  Salvia carduacea Steve Boyd 1986-5-1 1818 Riverside Bachelor Mtn.: Lower south slopes of Bachelor Mtn., east end of Lake Skinner. Comment
  RSA0041456  Salvia columbariae Duncan S. Bell, LeRoy Gross 2014-3-20 6277 Riverside Orocopia Mountains; Orocopia Wilderness area; northeastern section of range; approximately 3.5 air miles south of Hayfields Lake. 609 Comment
  RSA495427  Salvia columbariae Steve Boyd, T. S. Ross, L. Arnseth 1989-3-12 2953 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  RSA524221  Salvia columbariae Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4015 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  SBBG97214  Salvia columbariae W. L. Halvorson 1977-2-15 77 -25 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  SD187431  Salvia columbariae Scott D. White, Angelia Carey 2004-4-16 10164 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills 548 Comment
  UCR121678  Salvia columbariae Ian G. Gillespie, Abby Sirulnik 2000-5-7 37 Riverside Temescal Valley, 0.9 mi SE of Indian Truck Trail and 40 m SW of DePalma Road, directly across from Corona Lake 396 Comment
  UCR251346  Salvia columbariae S. J. Myers 2014-5-21 1069 Riverside Western Edge Sonoran (Colorado) Desert, Whitewater, along Whitewater River at I-10 407 Comment
  UCSB8122  Salvia columbariae Winn, Will 1963-4-8 Riverside 31.3 miles W of Desert Center; on Hwy 60-70 304 Comment
  UCR4451  Salvia eremostachya Frank C. Vasek 1960-3-24 600324- 28 Riverside Santa Rosa Mtns., Palms-to-Pines Highway, 4.8 miles east of Pinyon Flat [near Dos Palmas Spring] at a long wide turnoff on north side of road 1067 Comment
  RSA27574  Salvia mellifera C. L. Hitchcock 1940-4-12 6047 Riverside 8 mi. northwest of Elsinore 457 Comment
  RSA434139  Salvia mellifera Gale Sphon 1955-3-5 s.n. Riverside Horsethief Canyon, Elsinore Mountains. Comment
  SDSU12925  Salvia mellifera Jutta Buschbom 1991-6-20 40 b 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
  SEINET2066044 Image available Salvia mellifera Ed LaRue 1989-4-25 Riverside Two miles NW of Lake Elsinore, adjacent to Cleveland National Forest, at mounts of Rice and McVicker Canyons. 487 Comment
  UCR155322  Salvia mellifera A. C. Sanders, Mike Misenhelter 2005-3-23 29250 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  UCR213861  Salvia mellifera Scott D. White, Justin M. Wood 2009-5-22 12931 Riverside San Jacinto Mountains, Old Control Road, below Halfway Spring 915 Comment
  RSA448914  Salvia vaseyi Robert Gustafson, Gary D. Wallace 1982-5-19 2566 Riverside Pines to Palms Hwy. (Hwy. 74), between 7-level Hill and Black Hill. Comment
  SEINET5265990  Salvia vaseyi Unknown 1995-5-3 1404 Riverside S of Palm Desert, at desert lookout over Coachella Valley along Hwy 74 Comment
  UC1179532  Salvia vaseyi Peter H. Raven 1958-5-6 12929 Riverside 10.2 mi sw Palm Desert (on State Highway 74); San Jacinto Mountains 762 Comment
  UCR275487  Sambucus mexicana T. B. Salvato, Melissa Clemons 2005-6-9 1507 Riverside Peninsular Range, Gavilan Hills, E/W trending side canyon feeding into Walker Canyon, c. 0.3 mile northeast of Hwy 15 457 Comment
  UCR108995  Sanicula bipinnatifida D. L. Banks 1997-3-29 1566 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. Headwaters of Pala Creek at the S extremity of the Reservation, north of the Riverside/San Diego Co. line, west of the intersection of Magee Truck Trail and Moreno Rd including a large area of vernally wet grassland at the extreme SW corner of the Reservation 409 Comment
  RSA612809  Sanicula crassicaulis D. L. Banks 1997-3-1 1360 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. Pechanga Creek, east of the ''Fiesta Grounds'' to the spring on the northern fork of Pechanga Creek at the eastern end of the Reservation. 423 Comment
  UC1563043  Sanicula crassicaulis Steve Boyd, Tim Ross, Laurel Arnseth 1989-3-31 3074 Riverside 0.25 mi e of Pauba Road (s of Highway 79, Vail Lake Area); Vail Lake Area 426 Comment
  CLARK-A1528-1468  Sarcostemma cynanchoides John C. Roos 1940-8-20 906 Riverside Reche Canyon Comment
  UC708738  Sarcostemma cynanchoides subsp. hartwegii H. K. Wagnon 1944-5-25 391 Riverside near falls n. side Tahquitz Canyon; Palm Springs Comment
  UCR29624  Saxifraga californica Don Emery 1983-3-25 s.n. Riverside Box Springs Mtns., E of Riverside. On the U.C. Reserve on the crest of the range, near the 'C'. 732 Comment
  RSA758330  Schismus arabicus Doug Goldman 2005-3-3 3037 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
  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
  CAS-BOT-BC243462  Schismus barbatus L. R. Abrams 1941-4-23 13925 Riverside White Water wash, Palm Springs railroad station Comment
  JOTR29086  Schismus barbatus La Doux, Tasha 2005-3-30 1203 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  UCR174144  Schismus barbatus A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32516 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 640 Comment
  UCR97484  Schismus barbatus A. C. Sanders 1997-3-1 19705 Riverside Riverside, Box Springs Mtns.: Coyote Hill (Bench Mark 'Versity', 1386 ft.) and ridge S and SE of the UCR Botanic Garden 427 Comment
  RSA366085  Schoenoplectus maritimus Lester H. Cushman 1932-5-8 s.n. Riverside Near Pedley, close to Santa Ana R. [River]. Comment
  UCR151036  Scirpus microcarpus Scott D. White 1998-7-31 6956 Riverside San Jacinto Mts., Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park 1951 Comment
  RSA19929  Scrophularia californica subsp. floribunda C. B. Clokey, I. W. Clokey, Bonnie C. Templeton 1930-4-15 4635 Riverside Cavilan Peak. 540 Comment
Read comments Jul 5 2010
  LA30222  Scutellaria mexicana Harlan Lewis; 1957-4-3 sn Riverside Morongo Canyon Comment
  IRVC27401  Selaginella bigelovii A. C. Sanders, O. F. Clarke, P. J. MacKay, S. D. White, C. L. Sanders 1994-11-27 15867 Riverside Palm Canyon, from Hermit's Bench upstream to just beyond the confluence with East Fork. San Jacinto Mtns/Colorado Desert 256 Comment
  SD136993  Selaginella bigelovii Steve Boyd, Tim Ross 1992-5-4 7204 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero 730 Comment
  UCR124098  Selaginella bigelovii Steven R. Hill 2001-4-29 33538 Riverside Western Colorado Desert/ San Bernardino Mtns., E side of Whitewater Canyon along Whitewater River, east of Whitewater Canyon Road, about 2 mi north of Route I-10 549 Comment
  UCR97248  Selaginella bigelovii Scott D. White 1997-2-28 4715 Riverside Peninsular Range, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy 457 Comment
  POM180258  Selaginella watsonii Louis Cutter Wheeler 1931-10-3 176 Riverside Tahquitz Peak, San Jacinto Mts. 2621 Comment
  RSA94668  Senecio douglasii var. monoensis F. W. Peirson 1928-4-23 7890 Riverside 2.5 miles below Cottonwood Spring, northern Colorado Desert Comment
  RSA0124178  Senecio flaccidus var. douglasii N. C. Cooper 1943-9-10 921 Riverside Banning. 610 Comment
  JOTR01287  Senecio flaccidus var. monoensis Cole, James E. 1941-5-21 754 Riverside Joshua Tree National Park. COTTONWOOD SPRING WASH 914 Comment
  NY468463  Senna obtusifolia L. Ede 1989-8-19 s.n. Riverside S. of Blythe in the Palo Verde Valley, ca. 1 mile N of the Imperial County line. Norton Farms Comment
  SD129359  Senna obtusifolia Les Ede 1989-8-19 Riverside South of Blythe in the Palo Verde Valley, ca 1 mile north of the Imperial County line; in cotton fields at Norton Farms Comment
  SBBG92387  Sesbania exaltata G. K. Helmkamp 1989-9-16 s.n. Riverside W side of St Hwy 78, 0.7 mi N of Palo Verde 75 Comment
  CDA4261  Sesbania herbacea T. C. Fuller 1958-9-23 2153 Riverside Clinton Street & Avenue 46, north of Indio. 0 Comment
  CAS-BOT-BC438206  Sesuvium verrucosum F. O. Ballou 1926-2-28 s.n. Riverside Fish Springs, shore of Salton Sea Comment
  CAS-BOT-BC438214  Sesuvium verrucosum S. B. Parish; W. F. Parish 1891-11-3 2278 Riverside Shores of Elsinore Lake Comment
  UC1713559  Sesuvium verrucosum Miss M. Alice King March, 1893 Riverside Lake Elsinore Comment
  UCR110372  Sesuvium verrucosum A. C. Sanders, Mitch Provance 1999-9-26 23121 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  UCR241942  Setaria adhaerens A. C. Sanders, Jose Aguiar 2012-12-19 40533 Riverside Sonoran (Colorado) Desert, Coachella Valley, NE of Mecca above intersection of Ave. 62 and Johnson St. near Coachella Canal -8 Comment
  UCR176676  Setaria parviflora G. S. Nuessly 1980-10-14 s.n. Riverside Riverside: U.C. Riverside campus, above Picnic Hill 351 Comment
  SEINET11982177  Sidalcea hickmanii Unknown 1936-1 12817 Riverside Colorado Desert N of Palm Springs Comment