Search Results — 2000 specimen records retrieved (1895 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA384211  Abies concolor Albert J. Perkins 1916-9-12 s.n. Riverside Dutch Flat - San Jacinto Mts. Comment
  RSA518562  Abies concolor F. C. Vasek 1976-7-4 760704 -5 Riverside San Jacinto Mountains, Pine Cove. 1829 Comment
  CAS-BOT-BC229352  Abronia villosa L. R. Abrams 1926-3-26 11023 Riverside Palm Springs Comment
  RSA461035  Abronia villosa M. B. Dunkle 1933-3-4 3052 Riverside Painted Canyon, Colorado Desert. 30 Comment
  SDSU8419  Abronia villosa A. H. Gallup 1949-3-28 399 Riverside On desert floor 2 miles south of Palm Springs. 91 Comment
  POM729  Abronia villosa var. aurita I. M. Johnston 1917-4-4 s.n. Riverside Near Palm Springs. Comment
  UCR127362  Abronia villosa var. aurita A. C. Sanders, D. Malueg 2003-5-8 26564 Riverside San Jacinto Valley, San Jacinto Riverbottom, north of San Jacinto and SE of State St. 465 Comment
  UCR248475  Abronia villosa var. aurita Duncan S. Bell 2012-3-8 3154 Riverside Mojave Desert, Southern section of the Mecca Hills, c. 2.5 air miles southeast of where the Coachella Canal and Hidden Springs Canyon cross each other 37 Comment
  JOTR32127  Abronia villosa var. villosa La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler, B. Truesdell, D. Shade` 2011-4-26 2283 Riverside Joshua Tree National Park. Pleasant Valley, southwestern edge of Hexie Mountains; sandy flats at base of mountains and northern edge of valley (Stop 4) 996 Comment
  CLARK-A1528-457  Acacia greggii Charlotte Stocks 1964-8-15 Riverside San Jacinto Mountains 914 Comment
  RSA0027454  Acacia greggii Kristin Forgrave, April Garbat, Deidre Conocchioli 2013-8-13 31 Riverside At Corn Springs Campground. Comment
  POM29466  Acacia greggii var. arizonica Marcus E. Jones 1906-4-27 s.n Riverside Palm Springs. Comment
  RSA122305  Acacia greggii var. arizonica Marcus E. Jones 1926-6-8 s.n. Riverside Palm Springs. Comment
  CLARK-A1528-1529  Acamptopappus shockleyi John C. Roos 1937-4-18 2483 Riverside San Jacinto Mountains Comment
Read comments Oct 2 2018
  CAS-BOT-BC154103  Acamptopappus sphaerocephalus M. McCollum 1976-6-10 s.n. Riverside 4 mi. W. of Desert Hot Springs Comment
  CAS-BOT-BC30903  Acamptopappus sphaerocephalus C. B. Wolf 1932-5-25 3681 Riverside San Gorgonia Wash. On road to Snow Creek Canyon 365 Comment
  SBBG35092  Acamptopappus sphaerocephalus var. sphaerocephalus T. L. Secrest 1948-4-7 Riverside 5 mi below Whitewater 274 Comment
  UC604854  Acamptopappus sphaerocephalus var. sphaerocephalus Roxana S. Ferris and Ruth P. Rossbach 1938-5-15 9539 Riverside 2 mi from Cottonwood Springs; Cottonwood Mts. Comment
  CAS-BOT-BC330625  Acer glabrum var. diffusum H. M. Hall 1901-7-1 2602 Riverside San Jacinto Mountains. Tamarack Valley 2286 Comment
Read comments Jul 23 2018
  SEINET13363739 Image available Achillea lanulosa Dieter H. Wilken 1965-1 276 Riverside Herkey Creek Public Camp, Hemet Valley, San Jacinto Mountains 1372 Comment
  UCR133022  Achillea millefolium 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
  SBBG57049  Achnatherum occidentale subsp. occidentale R. Hoffmann 1929-9-6 Riverside San Jacinto Mtns 2438 Comment
  UCR48502  Achyrachaena mollis Steve Boyd 1986-4-19 1708 Riverside Temescal Canyon, Temescal Canyon: flats at SE end of Alberhill Mtn. 396 Comment
  CAS-BOT-BC384719  Achyronychia cooperi John Thomas Howell 1931-6-5 6655 Riverside 1 mile east of Whitewater Comment
  CAS-BOT-BC384723  Achyronychia cooperi Geo. B. Grant 1906-4-20 6707 Riverside Palm Springs Comment
  VVC165  Achyronychia cooperi F. Zaebst 1954-2-3 s.n. Riverside Colorado Desert, On gas pipe rd. 1.8 miles E of Jct w US 60, 8.2 mi E of Desert Center 246 Comment
  LA48109  Acmispon heermannii Elizabeth McClintock; 1938-7-17 sn Riverside San Jacinto Mountains, near Pine Cove Comment
  SD132392  Acmispon micranthus Jerilyn Hirshberg 1989-3-22 Riverside Santa Rosa Plateau, on mesa top 609 Comment
  UCSB39320  Acmispon rigidus Jorgensen, Jan 1982-1-19 Riverside 1 kilometer up Carizzo Road from Highway 74, north of Palm Desert, San Jacinto Mountains 1100 Comment
  SBBG36361  Acmispon strigosus T. L. Secrest 1948-4-10 Riverside near Sage Comment
  UCD104364  Acmispon strigosus Rimo Bacigalupi; L. Heckard 1962-3-25 8391 Riverside Eastern base of the Santa Ana Mountains just north of Bedford Canyon; about 5 miles southeast of Corona. 304 Comment
  UCD104369  Acmispon strigosus Steve Boyd; Tim Ross, Laurel Arnseth 1989-4-1 3177 Riverside Vail Lake area. 487 Comment
  UCR242668  Adenostoma fasciculatum A. C. Sanders 2013-7-6 40843 Riverside Peninsular Range; San Jacinto Mountains, Idyllwild, SE side of town near south end of South Ridge, near junction of Tahquitz View Dr. and FS Rd. 5S11 1784 Comment
  RSA453182  Adenostoma sparsifolium Gale Sphon 1955-5-22 s.n. Riverside Vanderventer Flat (Ribbonwood, Redshank) Comment
  RSA33825  Adiantum capillus-veneris Norman C. Cooper 1944-4-8 1090 Riverside San Bernardino National Forest, San Jacinto Mountains: Andreas Canyon (near Palm Springs) 457 Comment
  RSA700466  Adiantum capillus-veneris M. E. Fishbein, Victor Steinmann, Ivonne Steinmann, Mark Porter, Stephen Dreher 1999-12-4 4103 Riverside Santa Rosa Mountains, Deep Canyon, just east of California 74. 823 Comment
  SD84928  Adiantum capillus-veneris Nancy Ryan Zabriskie, Walter Zabriskie 1971-11-27 466 Riverside Andreas Canyon, east slope of San Jacinto Mountains, ca. 25 feet north of stream bank, 200 yards below juncture with north canyon 359 Comment
  SEINET2046271 Image available Agave deserti John Adams 1965-5-9 204 Riverside Santa Rosa Mountains, Hwy 74, ca. 8 mi. S of Palm Desert 915 Comment
  RSA262078  Agoseris retrorsa E. W. Lathrop 1968-5-22 6923 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest 1220 Comment
  UC219314  Agoseris retrorsa P. A. Munz 1922-7-3 5965 Riverside Santa Rosa Santa Rosa Mts. 1920 Comment
Read comments Oct 8 2011
  UCR2126  Agrostis idahoensis F. M. Reed 1908-7-11 2500 Riverside San Jacinto Mtns., trail to San Jacinto Peak 2927 Comment
  UCR171903  Alchemilla occidentalis John F. Green 2006-4-27 s.n. Riverside Peninsular Ranges, Temecula, plot centered on San Diego Aqueduct corridor between Nicolas Road and Via Norte 381 Comment
  UC862257  Alhagi maurorum W. T. Swingle and A. B. Stout 1922-11-15 Riverside Indio Coachella Valley (n of So. Pac. Ry.) Comment
  SEINET10479053  Allenrolfea occidentalis Jon Ricketson, Heidi H. Schmidt 1992-10-25 Ricketson 4919 Riverside Salton Sea. At the junction of California Highway 111, (Commercial Street), along Vander Veer Road (to North Shore Marina), in the town of North Shore. North end of the Salton Sea, in the Coachella Valley. 60 Comment
  RSA780235  Allionia incarnata Stephanie Rockwood, Christi Gabriel 2011-10-13 115 Riverside West side of the West Riverside Mountains. Highway 62 to Rice Valley Road. Rice Valley. 256 Comment
  UCR129151  Allionia incarnata Chris E. True, K. Flemming 2003-9-26 s.n. Riverside Sonoran (Colorado) Desert, Canyon Spring, Orocopia Mtns. 372 Comment
  UCR21298  Allium burlewii A. C. Sanders, K. Berg 1980-5-1 1347 Riverside Peninsular Range; San Jacinto Mtns., Garner Valley area, 1.8 mi NE of Kenworthy Ranger Station on Morris Ranch Road 1616 Comment
  RSA0048296  Allium burlewii A. L. Haines 1951-5-19 5145 Riverside Fern Basin Camp, San Jacinto Mts. 2133 Comment
  SD134565  Allium fimbriatum var. munzii Craig Reiser 1992-4-14 Riverside Bachelor Mountain, south flank near Skinner Dam. (IPB 2/08) Comment
  CAS-BOT-BC131993  Allium haematochiton Ira W. Clokey 1935-4-18 6555 Riverside Gavilan Peak 600 Comment
  RSA262115  Allium haematochiton E. W. Lathrop 1971-3-24 7487 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  SEINET182578  Allium haematochiton I. W. Clokey 1935-4-18 6555 Riverside Cavilan Peak 600 Comment
Read comments Aug 3 2013
  UCR37470  Allium haematochiton Steve Boyd 1981-4-6 s.n. Riverside Peninsular Range, Gavilan Hills, Estelle Mtn. summit 823 Comment
  SEINET8122219  Allium hyalinum I. W. Clokey, C. B. Clokey, B. C. Templeton 1930-4-15 4625 Riverside Gavilan Peak. 550 Comment
  RSA343873  Allium lacunosum var. lacunosum Robert F. Thorne, Walter Wisura, E. W. Lathrop, Sara Meury 1985-5-18 60652 Riverside Santa Rosa Plateau: Mesa de Colorado 625 Comment
  SD215328  Allium marvinii Steve Boyd, Tim Ross et al 1990-4-3 4063 Riverside Vail Lake area, summit of 'Big' Oak Mountain at East end. 792 Comment
  UCR42429  Allium munzii Steve Boyd 1986-4-10 1641 Riverside Peninsular Range, Gavilan Hills region, Temescal Canyon. De Palma Road between Indian Truck Trail & Horsethief Canyon, 1.2 mi east of the Indian Truck Trail exit of Hwy I-15. 372 Comment
  UCR172711  Allium peninsulare Jun Hu 2000-5-11 20 Riverside San Jacinto Valley, SE of city of Winchester, Hills N of Diamond Valley 488 Comment
  UCR199632  Allium peninsulare Scott D. White 2004-4-26 10250 Riverside San Jacinto Mountain Foothills, Soboba Indian Reservation, Indian Creek Watershed 671 Comment
  CLARK-A1528-1513  Allium praecox John C. Roos 1952-4-2 5468 Riverside Box Springs 426 Comment
  UC1929473  Allophyllum Scott D. White, Michael Honer 2003-6-3 9486 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. Comment
  POM265637  Amaranthus californicus J. C. Roos 1937-8-19 2020 Riverside Hemet Valley, just above Hemet Lake, San Jacinto Mountains. Comment
  UCR163892  Amaranthus fimbriatus B. G. Pitzer 2001-8-19 4343 Riverside Peninsular Range; Santa Rosa Mountains, Carrizo Canyon, sheep guzzler c. 0.5 mi. SW of where Hwy 74 crosses canyon 701 Comment
  SEINET1076094 Image available Ambrosia acanthicarpa G. Helmkamp 1986-4-7 763 Riverside Canyon just E of and parallel to Highway 62; BLM land N of Indian Ave. 579 Comment
  UCR115128  Ambrosia acanthicarpa Mitch Provance 2000-10-28 2281 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 290 Comment
  SD244067  Ambrosia confertiflora O. F. Clarke 2009-11-26 Riverside Peninsular Range: Riverside; O.F. Claarke residence, 266 Frost Court; east edge of UCR campus. 351 Comment
  CAS-BOT-BC22578  Ambrosia dumosa Joseph Andorfer Ewan 1932-4-8 7029 Riverside Seven Palms near Garnet, Colorado Desert Comment
  CAS-BOT-BC22594  Ambrosia dumosa M. McCollum 1976-6-10 2008 Riverside 4 mi. W of Desert Hot Springs 304 Comment
  CAS-BOT-BC22604  Ambrosia dumosa S. Smith-White; A. Johnson 1963-4-12 63 -331 Riverside Joshua Tree National Monument: about 4 mi S of Entrance to Cottonwood Springs Campground Comment
  HSC47365  Ambrosia dumosa Richard Spjut, C. E. Edson 1978-5-6 5026 Riverside Colorado Desert; N face of Chuckawalla Mountains, ca. 2.7 miles south of Desert Center 335 Comment
  LA202905  Ambrosia dumosa S. Atsatt; 1926-4-17 sn Riverside Palm Springs Comment
  SEINET10725765  Ambrosia dumosa David B. Dunn, Harold L. Lint 1948-1-25 Dunn 3612 Riverside Pushawalla Canyon, Indio Hills of the Colorado desert; west of Indio. Comment
  UCR239932  Ambrosia psilostachya O. F. Clarke 2003-9-4 s.n. Riverside Peninsular Range; San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR261173  Ambrosia pumila A. C. Sanders, Jeff Crain, Nina Kidd 2015-5-19 41727 Riverside Elsinore Trough, north of Elsinore on east side of Baker St., 0.28 km east (74 deg. ) of large water tank above Baker, above a forking dirt road 392 Comment
  CAS-BOT-BC272856  Ambrosia salsola Chet McGaugh 2004-2-25 s.n. Riverside Colorado Desert: Coachella Valley, northern Palm Springs, near the Whitewater River channel, NW corner of Sunrise Way and San Rafael 171 Comment
  JEPS39427  Ambrosia salsola var. salsola Florence Brubacker and Margaret Stason 1928-3-3 7697 Riverside vicinity of Hidden Springs; Colorado Desert, Hidden Springs 0 Comment
  UCR281019  Ambrosia salsola var. salsola Fred M. Roberts 2016-3-5 7998 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
  UC597728  Amorpha fruticosa Philip A. Munz 1937-5-30 15111 Riverside Dos Palmos Spring Santa Rosa Mts. (n end of mts.) 1097 Comment
  RSA613652  Amsinckia intermedia D. L. Banks, Victor Steinmann 1997-3-13 1467 B 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
  RSA660549  Amsinckia intermedia Lydia Paneri 1982-4-17 8 Riverside Cajalco Road, 0.7 miles east of I-15; south of Corona. Comment
  SDSU18970  Amsinckia intermedia C. Matt Guilliams 2008-2-21 468 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 449 Comment
  UCR214116  Amsinckia intermedia A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37720 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
  RSA708068  Amsinckia menziesii var. menziesii Scott D. White, Angelia Carey 2004-4-16 10173 Riverside Indian Creek and adjacent slopes. 549 Comment
  UCR95231  Amsinckia menziesii var. menziesii D. L. Banks, Dylan Hannon 1996-5-3 0988 Riverside NW Palomar Mtns, Agua Tibia Mtns; Foothills south of Hwy 79; east of the Dripping Spring Campground; c. 300 m east of the Dripping Springs Guard Station 488 Comment
  UCR274308  Amsinckia retrorsa T. B. Salvato, Melissa Clemons 2005-6-6 1426 Riverside Peninsular Range, Gavilan Hills, c. 0.75 mile south-southeast of Steele Peak, 0.6 mile E of Hammack Ranch, and 5 miles north-northeast of Lake Elsinore 579 Comment
  JOTR37503  Amsinckia tessellata var. tessellata Hodges, Stephen R. 2016-3-1 629 Riverside Joshua Tree National Park. Northern edge of the Eagle Mountains where they border the Pinto Basin. Approximately 3 kilometers west of Pinto Wells. Ascending up towards the ridge line on loose unconsolidated sand ramps Comment
  UCR213397  Amsinckia tessellata var. tessellata A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37464 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
  UCR244404  Amsinckia tessellata var. tessellata Jim Andre 2012-4-16 20956 Riverside Joshua Tree National Park;, along Geotour Road, at SW end of one-way loop in Pleasant Valley at foot drainage below Pinyon Well, c. 7.5 mi. south of paved National Park Loop Rd. 1095 Comment
  LA202849  Amsonia tomentosa C. L. Hitchcock; 1940-3-31 5882 Riverside 0.5 mi. below Cottonwood Springs Comment
  RSA450911  Anagallis arvensis Stephen M. Beckstrom-Sternberg 1986-12-2 1115 Riverside UC Riverside, growing in bank next to glasshouse # 20. Comment
  UCR109474  Andropogon glomeratus A. C. Sanders, Pam MacKay, Tim Thomas, O. F. Clarke 1996-11-23 19657 Riverside San Bernardino Mtns., Whitewater Canyon, just above Bonnie Bell, 2.3 miles below the stream crossing near the fish hatchery, east of VAMB Captain 534 Comment
  POM12710  Antennaria rosea Philip A. Munz 1922-7-5 5977 Riverside Tahquitz Valley, San Jacinto Mountains 2226 Comment
  RSA0000863  Antennaria speciosa H. M. Hall 1901-07 2401 Riverside San Jacinto Mountains. Tamarack Valley. 2835 Comment
  RSA0000864  Antennaria speciosa H. M. Hall 1891-07 2401 Riverside San Jacinto Mts. Tamarack Valley. 2835 Comment
  UCR34896  Anthemis cotula L. B. Ziegler 1967-11-7 262 Riverside San Jacinto Mtns., Poppet Flats area 1070 Comment
  SEINET3079494 Image available Antirrhinum coulterianum Don Mitchell 1990-4-30 s.n. Riverside W side of Sage Road, ca. 1/2 mi. S of intersection with Wilson Valley Road. 701 Comment
  UC1537411  Antirrhinum coulterianum Gordon H. True Jr. 1935-4-10 223 Riverside Box Springs; Sycamore Canyon 365 Comment
  UCR121244  Antirrhinum coulterianum Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2296 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  UCR162269  Antirrhinum coulterianum 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
  UCR86988  Antirrhinum coulterianum Ed LaRue 1993-5-10 s.n. Riverside Murrieta Oaks, 3 miles (airline) NW of Murrieta Hot Springs, W side of Hwy 215 457 Comment
  RSA425814  Antirrhinum filipes E. C. Jaeger 1922-04 717 Riverside Chuckwalla Bench Comment
Read comments May 29 2011
  RSA425819  Antirrhinum filipes Anstruther Davidson 1927-4-11 s.n. Riverside Palm Springs, Cooper Mine Comment
Read comments Nov 12 2011
  RSA525434  Antirrhinum kelloggii Steve D. Boyd, David E. Bramlet 1990-4-29 4479 Riverside Lake Skinner County Park, S flank of Bachelor Mountain. Comment
  CLARK-A1528-5198  Antirrhinum nuttallianum John C. Roos 1966-4-29 Riverside Comment
  UCR112145  Antirrhinum nuttallianum A. C. Sanders, Mitch Provance 1998-5-14 21845 Riverside Jurupa Mtns., Rattlesnake Mtn. (hill 1452m), Crestmore, above water tank west of Cedar Ave., above intersection of Andalusia and Malaga Streets 396 Comment
  RSA564285  Antirrhinum nuttallianum subsp. nuttallianum Ed LaRue 1993-5-11 s.n. Riverside Murrieta Oaks, 3 miles (airline) NW of Murrieta Hot Springs, W side oh Hwy 215. 457 Comment
  RSA85443  Antirrhinum nuttallianum subsp. nuttallianum J. C. Roos 1952-4-13 5517 Riverside Box Springs Mts., above Canyon Crest Heights. 457 Comment
  RSA501015  Apiastrum angustifolium Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3134 Riverside Vail Lake area, ridge-top of volcanic substrate w/clay soil, 2 mi W of dam, at edge of escarpment E of Pauba Valley. 518 Comment
  RSA501074  Apiastrum angustifolium Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-2 3192 Riverside Vail Lake Area, W end of bench on S flank of Oak Mountain. 548 Comment
  RSA46854  Aquilegia formosa Wilder 1903-07 s.n. Riverside Strawberry Valley Comment
  POM184735  Arabis glaucovalvula P. A. Munz, C. L. Hitchcock 1932-4-9 12231 Riverside open flats, White Tanks, eastern Riverside. Comment
  UCR44209  Arabis pulchra A. C. Sanders 1986-6-1 6550 Riverside San Jacinto Mtns., trail to Spitler Peak from the Herkey Creek Camp to Bonita Vista road [=Apple Canyon Rd.] 1829 Comment
  POM98010  Arabis pulchra var. gracilis E. C. Jaeger 1926-3-24 s.n Riverside Eagle Mountains. Comment
  UCR17061  Araujia sericifera O. F. Clarke 1970-7-27 s.n. Riverside Upper Santa Ana River/San Bernardino Valley Region, University of California campus, orchard south of Pennsylvania Ave. [now Martin Luther King Blvd] and west of Canyon Crest Drive 336 Comment
  CAS-BOT-BC409998  Arceuthobium campylopodum Scott D. White 1996-8-1 4451 Riverside Idyllwild Area: N of ISOMATA along USFS Rd 5S24.1 1645 Comment
  SEINET10320300  Arceuthobium campylopodum E. G. Anderson 1935-8-21 6574 Riverside Idyllwild-Banning. 1650 Comment
  RSA629155  Arctostaphylos Jon E. Keeley 1992-7-17 16769 Riverside Rd. to Thomas Mtn. (5S15), 4.3 km north of Toolbox Spring. San Jacinto Mtns. 1920 Comment
  RSA629375  Arctostaphylos glandulosa Jon E. Keeley 1992-7-17 16860 Riverside Hwy 243, 39-40 km north of Idyllwild. 1375 Comment
  CAS-BOT-BC23121  Arctostaphylos glandulosa subsp. glandulosa John Thomas Howell 1931-5-30 6610 Riverside Santiago Peak, Santa ana Mts. Comment
  RSA629450  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-7-16 16572 Riverside Red Mountain Road/Stanley Road, 11.7 km east of R3 on Stanley Road. 975 Comment
  RSA629468  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-6-16 16840 Riverside Hwy 243, 38 km N of Idyllwild. 1485 Comment
  UCR133431  Arctostaphylos glandulosa subsp. mollis Tracy Tennant, T. B. Salvato 1998-6-23 MOR- 447 Riverside San Bernardino Mountains, Morongo Indian Reservation, woodland stand 13, N end of Hathaway Canyon 1280 Comment
  RSA139984  Arctostaphylos glandulosa var. adamsii A. E. Wieslander 1938-10-23 822 Riverside Idyllwild. 1524 Comment
  POM3409  Arctostaphylos glauca L. T. Street, M. Durant 1918-5-12 s.n. Riverside San Jacinto. Comment
  RSA631762  Arctostaphylos glauca Jon E. Keeley 1992-4-17 15068 Riverside End of Woodchuck Road, Woodchuck Resort. 2 km south of Highway 79. 670 Comment
  RSA631832  Arctostaphylos glauca Jon E. Keeley 1992-6-12 15528 Riverside Road to Elsinore Peak, 1.5 km south of Highway 74. 850 Comment
  SBBG60016  Arctostaphylos glauca C. B. Wolf 1932-5-25 3695 Riverside 0.5 mi SW of summit of Moreno Grade, bad lands, SW of Beaumont 609 Comment
  RSA633528  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20150 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633534  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20163 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633536  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16696 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  RSA633557  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21790 Riverside Dirt road to Santa Rosa Mountain, 12.3 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 2190 Comment
  POM367389  Arctostaphylos patula subsp. platyphylla Christopher Davidson 1978-6-15 7384 Riverside Santa Rosa Mts. Road from Hwy 74 to Sta Rosa Mt., ca. 2 mi W of junction to Sta Rosa Spgs Campground. 2087 Comment
  CAS-BOT-BC44360  Arctostaphylos pringlei subsp. drupacea P. A. Munz; E. K. Balls 1952-8-21 17972 Riverside Road to Santa Rosa Mt. from Vandeventer Flat 1828 Comment
  CAS-BOT-BC44372  Arctostaphylos pringlei subsp. drupacea Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild Comment
  RSA489840  Arctostaphylos pringlei subsp. drupacea D. Charlton 1988-5-28 2138 Riverside Santa Rosa Mts. S of Hwy. 74 dirt road to Toro and Santa Rosa Peaks. Toro Camp Area. 2286 Comment
  RSA604157  Arctostaphylos pringlei subsp. drupacea W. B. Welch 1928-5-5 s.n. Riverside Idyllwild, San Jacinto Mts. Comment
  RSA635651  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-16 16649 Riverside Road to Santa Rosa Mtn. (7S02), 8.5 km south of Hwy 74. 1930 Comment
  RSA635692  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-16 16596 Riverside Hwy 371 & Burnt Valley Rd. San Jacinto Mtns. 1250 Comment
  UCSB4761  Arctostaphylos pungens Gill, Robert 1959-11-22 Riverside Idyllwild; San Jacinto Mt. Range; Pacific slope drainage area 1645 Comment
  RSA636164  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19467 Riverside West of Temecula, off Carancho Rd., west of De Luz Rd., eastern Santa Margarita Mtns. 460 Comment
  RSA636166  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19464 Riverside West of Temecula, off Carancho Rd., west of De Luz Rd., eastern Santa Margarita Mtns. 460 Comment
  UCR213839  Arenaria macradenia Scott D. White, Justin M. Wood 2009-5-21 12856 Riverside San Jacinto Mountains, Garner Valley, near abandoned duck ponds, south of Quinn Flat 1366 Comment
  JOTR36088  Argemone munita La Doux, Tasha, A. Johnson, A. Miller, T. Vaughn 2007-10-25 3315 Riverside Joshua Tree National Park. Pinto Mtn foothills, San Bernardino Wash, approx. 0.75 km south of Sunset Mine (STOP4). 475 Comment
  SD236347  Argemone munita Jeffrey Ross, Sam Lau, Jenny Phui 1998-5-30 100 Riverside San Gorgonio Pass: Morongo Indian Reservation; Road between Millard and Lion Canyon, below deep canyon. 619 Comment
  RSA282778  Argemone munita subsp. munita C. W. Tilforth, B. Busenberg 1980-6-17 2023 Riverside South end of Thomas Mtn. Rd. south of Lake Hemet, west of Highway 74. At large square telephone signal reflector panel. Comment
  CAS-BOT-BC207135  Argythamnia lanceolata Marcus E. Jones 1906-4-27 s.n. Riverside Indio Comment
  CAS-BOT-BC137655  Aristida adscensionis E. A. McGregor 1917-3-18 791 Riverside 5 miles up Painted Canon [Canyon]. Comment
  RSA795810  Aristida adscensionis C. P. Cowan 1978-4-23 1171 Riverside ESE slope above San Jacinto tramway parking lot, Chino Canyon. 570 Comment
  SEINET229449  Aristida adscensionis L. M. Shultz, JS Shultz 1985-4-18 8332 Riverside Chuckawalla Mountains 1 mi west of Astec Well and 11.7 mi south of I-15 616 Comment
  UCR244447  Aristida adscensionis Jim Andre 2012-4-16 20903 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  UCR90325  Aristida californica Ed LaRue 1993-4-29 s.n. Riverside Sonoran (Colorado) Desert, Blythe landfill, along Blythe-Midland Road, 3 mi. south of the Big Maria Mtns, 6 mi. west of Colorado River 137 Comment
  RSA0029058  Aristida californica var. californica Jim Andre, Tasha La Doux 2006-4-11 6739 Riverside Pinto Basin: about 1 mi N. of Pinto Basin Rd (paved) growing in the Sand Hill area. 527 Comment
  CLARK-A1528-4480  Aristida purpurea John C. Roos 1951-10-19 5325 Riverside Old Jackrabbit Trail 609 Comment
  SEINET14198857  Aristida purpurea J. C. Roos 1966-4-22 Riverside Rocky hills between March AFB and Lakeview Comment
  SEINET10513118  Aristida purpurea var. fendleriana David Griffiths 1905-7-20 Griffiths 8008 Riverside 1 mile east of Baurring. Comment
Read comments Sep 3 2017
  UCR24338  Aristida purpurea var. nealleyi John C. Roos, Lucille Roos 1950-10-21 5012 Riverside Mojave Desert, Little San Bernardino Mountains, Wonderland of Rocks [Joshua Tree National Park] 1220 Comment
  UCR215598  Aristida purpurea var. wrightii Tasha La Doux, Jim Andre 2008-9-16 345 Riverside Mojave Desert, Joshua Tree National Park, southeast end of Splitrock Picnic Area 1290 Comment
  CAS-BOT-BC90106  Artemisia arbuscula subsp. arbuscula Louis B. Ziegler 1964-8-15 s.n. Riverside on an area of about 10 acres about 1 1/2 miles north of Kenworthy Ranger Station, Garner Valley, San Jacinto Mts. 1615 Comment
  UC1119314  Artemisia californica C. Van Fleet 1931-1-22 5 Riverside Wilson Creek San Jacinto Quadrangle, Wilson Creek Comment
  UC1119375  Artemisia dracunculus A. Lewis 1934-5-1 448 Riverside n of Elsinore; Elsinore Quadrangle Comment
  SEINET959514  Artemisia tridentata R. E. Riefner Jr. 2006-1 6 -442 Riverside Temecula Valley, c.0.1 mi. West of I-15 freeway along Temecula Creek (temecula 7.5 ) 301 Comment
  LA202956  Artemisia tridentata subsp. tridentata F. H. Lewis; 1939-11-22 1034 Riverside San Jacinto Mountains, Hemet Lake 1371 Comment
  RSA0026078  Asclepias albicans J. Andre 2012-3-19 21333 Riverside Chuckwalla Mountains; north end of range at Jaeger Nature Sanctuary, 1.5 miles south of junction Eagle Mountain Road and I-10 freeway. 411 Comment
  SEINET10637449  Asclepias albicans Andrew C. Sanders, E. J. Lawlor 1992-4-4 Sanders 12156 Riverside 1/2 mile of McCoy Spring; alluvial slopes below and to the south, and canyon bottom above the spring 244 Comment
  SEINET195890  Asclepias californica F. A. Thackery 1928-5-22 478 Riverside Banning Hights. Comment
  UCR138826  Asclepias californica D. L. Banks 1997-2-23 1308 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation, north of Pechanga Rd. and south of Anza Rd., just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire 460 Comment
Read comments Jan 9 2007
  SDSU2736  Asclepias erosa D. F. Howe 1963-5-15 3482 Riverside 18 miles east of Desert Center on U.S. 60 or 70. 152 Comment
  SEINET3081813 Image available Asclepias erosa Noel H. Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-23 6487 Riverside Chuckwalla Valley, 2.8 miles northeast of Desert Center 198 Comment
  RSA796747  Asclepias subulata J. Andre 2012-4-11 20843 Riverside Orocopia Mountains: north end of range, along dirt road 2.8 mi due south of I-10 at Box Canyon Rd/Cottonwood Rd Exit. 624 Comment
  UCR154820  Aspidotis californica A. C. Sanders, Mike Misenhelter 2005-3-23 29284 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  POM4800  Aster alpigenus F. M. Reed 1908-7-11 2532 Riverside Meadow in Round Valley 2744 Comment
  UCR125297  Aster subulatus A. C. Sanders 2002-11-21 25631 Riverside Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 457 Comment
  CAS-BOT-BC154110  Astragalus N. Aitkenhead 1977-1-31 s.n. Riverside ~1 mi E. of junct. of Dillon Rd & T/L in N. Palm Springs Comment
  CAS-BOT-BC177465  Astragalus aridus H. M. Hall 1905-4-1 5826 Riverside Near Indio 0 Comment
  RSA0106762  Astragalus aridus Duncan S. Bell, Amanda Turek 2009-3-29 139 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
  SD135216  Astragalus bicristatus Craig Reiser, Dylan Hannon 1993-5-30 Riverside N flank of Santa Rosa Peak near flowing creek Comment
  SEINET2060370 Image available Astragalus bicristatus Reid Moran 1973-7-28 21111 Riverside North slope of Toro Peak, Santa Rosa Mountains. 2310 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
  SJSU6639  Astragalus didymocarpus var. dispermus B. A. Summers 1958-4-1 Riverside Alejo Rd c. 1 mi S of Palm Springs Comment
Read comments Apr 17 2011
  RSA171359  Astragalus douglasii var. parishii J. D. Olmsted 1962-5-3 3516 Riverside Along road from Santa Rosa Indian Reservation to old village, etc. At first canyon crossing to SW side. 1555 Comment
  RSA679100  Astragalus douglasii var. parishii Mark Elvin, Victoria Jotikasthira, Ron Wetherford, Jason Wetherford 1996-5-10 172 Riverside San Bernardino National Forest Comment
  SEINET10490024  Astragalus douglasii var. parishii Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-15 Conrad 7140 Riverside Scattered yellow pine at margin of large valley, 5.9 mi se of jct of idlewild Road and hwy 74 on 74. Comment
  UC862990  Astragalus douglasii var. parishii Carl B. Wolf 1932-8-4 3923 Riverside on road to Banning 1 1/2 mi from Idyllwild (Strawberry Valley, San Jacinto Mts.); San Jacinto Mts., Strawberry Valley, 1 1/2 mi fr Idyllwild 1706 Comment
  NY5502  Astragalus lentiginosus var. coachellae A. Eastwood 1913-4-30 3116 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
  POM24940  Astragalus lentiginosus var. coachellae H. M. Hall 1905-4-14 5757 Riverside Whitewater, on the Colorado Desert. 240 Comment
  RSA507459  Astragalus lentiginosus var. coachellae D. C. Hawks 1986-4-17 s.n. Riverside Whitewater River channel, 1 mile S of Hwy I-10 and 2 miles W of Indian Ave. 259 Comment
  RSA707349  Astragalus lentiginosus var. coachellae Jonathan Snapp-Cook, Kurt Roblek, Kevin B. Clark, Reas Chavez 2005-6-30 CFW- 09 Riverside Rancho Mirage, eastern Riverside County. 0.5 miles NWW of intersection of Ramon Road and Los Alamos Way. This area is referred to as Big Dune. 91 Comment
  UCR274969  Astragalus lentiginosus var. coachellae Youssef C. Atallah 2016-4-27 s.n. Riverside Sonoran (Colorado) Desert; Coachella Valley, Snow Creek Road c. 0.6 mile SW of Hwy 111 362 Comment
  SBBG47488  Astragalus lentiginosus var. floribundus M. B. Dunkle 1935-3-17 4402 Riverside Desert Center 609 Comment
Read comments Apr 5 2011
  CLARK-A1528-2753  Astragalus nuttallianus John C. Roos 1958-3-15 Riverside Chuckwalla Mountains Comment
  JOTR35206  Astragalus palmeri Harding, Mitzi, Tasya Herskovitz 2011-4-28 183 Riverside Joshua Tree National Park. Lost Horse Valley, just southwest of Real Hidden Valley parking area, along climbers access trail past Houser Buttress 1280 Comment
  RSA800138  Astragalus palmeri Robert F. Thorne, A. Shmida, R. Whittaker 1978-4-23 52076 Riverside Bighorn Lookout. Comment
  RSA651407  Astragalus pomonensis J. Bruce Smiley 1940-5-9 s.n. Riverside San Timoteo. 1500 ft. 457 Comment
  UC718549  Astragalus pomonensis Carl B. Wolf 1935-4-7 6298 Riverside 1 mi w Val Verde (Gavilan Hills Region); , w of Val Verde 487 Comment
  POM9086  Astragalus pomonensis P. A. Munz, R. D. Harwood 1920-2-28 3253 Riverside 3 miles west of Corona. 305 Comment
  CAS-BOT-BC193166  Astragalus sabulonum Edmund C. Jaeger 1922-3-18 s.n. Riverside Entrance to Martinez Canon [Canyon] near Mecca Comment
  RSA779951  Astragalus tricarinatus Duncan S. Bell, Jennifer Pilapil 2011-5-24 2567 Riverside Mission Creek canyon approximately 1 mile north of Mission Creek Ranger Station. 809 Comment
  POM12879  Athyrium filix-femina P. A. Munz 1922-7-6 6030 Riverside San Jacinto Mountains: north fork of Tahquitz Creek. 2226 Comment
  RSA482797  Athysanus pusillus Christopher Davidson 1973-4-1 1822 Riverside Jct. Vail Lake Marina and Hwy. 71/79, about 3 miles west of Aguanga. 427 Comment
  RSA614289  Athysanus pusillus D. L. Banks, V. W. Steinmann 1997-3-13 1519 Riverside NW Palomar Mountains, Agua Tibia Mountains: Vail Lake area, north and just south 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
  UCR106421  Athysanus pusillus George K. Helmkamp, A. C. Sanders 1997-3-15 1488 Riverside Skinner Lake, Grassland at base of Bachelor Mtn. and adjoining chapararal. 488 Comment
  UCR113203  Athysanus pusillus A. C. Sanders 1998-3-11 21688 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
  SBBG7716  Atrichoseris platyphylla K. K. Muller 1952-4-5 558 Riverside ca. 2 mi N of Dos Palmas on rd from Mecca-Blythe Hwy to Hot Mineral Comment
  UC1595685  Atrichoseris platyphylla W. Wisura, J. Dolan, and C. Demme 1992-4-13 4687 Riverside 10.5 mi s of prison (Wileys Well Rd.) Comment
  UCSB9759  Atrichoseris platyphylla Haller, John 1960-4-2 Riverside Lower slopes of Orocopia Mtns., 1.5 mi. S of the junc. of U.S. highway 60-70 and the S entrance road to Joshua Tree Natl. Mon. 609 Comment
  POM278729  Atriplex canescens Grant D. Brown 1950-12-2 588 Riverside About halfway between Arlington and Cajalco Resevoir in foothills. 335 Comment
  POM307334  Atriplex canescens Henry J. Ramsey, Henry J. Ramsey 1939-11-28 2205 Riverside Palm Springs Comment
  RSA772867  Atriplex canescens subsp. canescens Thomas Stoughton, Jacqueline McConnaughy, Andrew Monks 2010-8-25 626 Riverside PCT Trail. W of White Water Canyon. N of jct of I-10 and Rte 111. 732 Comment
  SBBG34725  Atriplex canescens var. canescens T. L. Secrest 1950-3-12 Riverside near Indio Comment
  RSA773113  Atriplex canescens var. laciniata Thomas Stoughton, Jacqueline McConnaughy, Andrew Monks, M. Volke 2010-4-20 147 Riverside Hwy 177. N of Desert Center and Desert Lily Sanctuary. E of Joshua Tree National Park border. 274 Comment
  UCR201822  Atriplex coronata var. notatior Karin Cleary-Rose, G. Nuhn 1995-7-20 s.n. Riverside Peninsular Range; Perris-Aguanga Basin, west edge of Hemet, 19 acre parcel on the Wilhelm Ranch, between Hwy 74 and Whittier Ave, at south end of Hyatt Ave., west of the San Diego Aqueduct 457 Comment
  UCR66970  Atriplex coronata var. notatior D. E. Bramlet 1990-7-20 2050 Riverside 2.3 km south of Perris, just east of Perris Valley Airport, c. 400 m east of N part of runway; c. 500 m south of Case Road. 433 Comment
  RSA537267  Atriplex coulteri D. E. Bramlet 1991-5-10 2149 Riverside 6.5 miles west of hemet, approximatly 500 m south and west of the ntersection of Warren and Florida (Hwy 74) and 80 miles east of the MWD San Diego Canal. 457 Comment
Read comments Feb 3 2015
  RSA0015057  Atriplex davidsonii D. E. Bramlet, Fred M. Roberts, I. Anderson 2005-6-10 3876 Riverside 4.5 miles west of Hemet, 2000 feet south of Stetson and 700 feet east of California. 456 Comment
  UCR121793  Atriplex davidsonii A. C. Sanders, Carolyn Washburn 2001-4-17 24039 Riverside San Jacinto Valley, west edge of Hemet, SW corner of Florida Ave. (Hwy 74) and Warren Rd. 457 Comment
  JEPS90676  Atriplex pacifica D. Bramlet 1991-5-2 2112 Riverside 7.6 km w of Hemet (some 1.4 km sw of intersection of Warrren Rd and Setson Ave, some 68 m s of Setson Ave. and some 320 m w of MWD Canal, approx 3 m from dirt channel) 500 Comment
  UCR281866  Atriplex polycarpa A. C. Sanders, Jim Malusa 2017-9-22 43374 Riverside Sonoran (Colorado) Desert, Arroyo Seco between Chuckwalla and Chocolate Mountains, at edge of Chocolate Mtns. Aerial Gunnery Range along Bradshaw Trail, c. 5 km NNE of Surveyors Pass 655 Comment
  CLARK-A1528-401  Atriplex semibaccata John C. Roos 1951-9-25 5278 Riverside Riverside 259 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
  UCR99791  Atriplex serenana Julie A. Greene, Steve Boyd, D. E. Bramlet, Hilda Flores, H. Ochoterana 1993-7-9 1409 Riverside San Jacinto Valley, San Jacinto Wildlife Area [northwest of Lakeview] 433 Comment
  UCR89864  Atriplex suberecta D. E. Bramlet 1989-7-3 1932 Riverside Perris-Aguanga Basin, Diamond Valley, Searl Ranch, just off the ranch entrance road c. 6.7 km south of Hemet; c. 2.7 km west of State Street and 600m north of Newport Road. 482 Comment
  RSA585868  Avena barbata D. L. Banks, Steve Boyd 1995-5-9 354 -A Riverside NW Palomar Mountains; Agua Tibia Mountains; N of the Cleveland National Forest and the Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area;, W of Woodchuck Campground. 732 Comment
  UCR232797  Avena fatua John F. Green 2008-4-16 0408- 40 Riverside Peninsular Range; Perris-Aguanga Valley, SW of Romoland, powerline route north of McLaughlin Rd. between Dawson Rd. and I-215 Fwy 436 Comment
  RSA594042  Azolla filiculoides Darin L. Banks, Elizabeth Hedge Banks 1996-5-2 946 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve, at the Emerson Cottage. 524 Comment
  OBI16986  Baccharis brachyphylla Robert F. Hoover 1966-10-15 10171 Riverside Dead Indian cyn Comment
  UCR82840  Baccharis brachyphylla A. C. Sanders, P. J. MacKay 1994-10-23 15849 Riverside San Bernardino Mtns/Colorado Desert, Whitewater River Canyon, between the trout hatchery and Bonnie Bell 671 Comment
  UCR89706  Baccharis brachyphylla J. M. Stewart 1990-10-28 668 Riverside Sonoran/Colorado Desert, canyon on south side of Orocopia Mtns. Comment
  RSA621887  Baccharis emoryi Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-18 3004 Riverside Vail Lake area, Temecula Creek Cyn below Vail Lake Dam 457 Comment
  RSA0078486  Baccharis sergiloides Sarah J. De Groot, Duncan S. Bell 2015-9-21 7583 Riverside Santa Rosa Mountains south-southwest of Palm Desert. Near Potrero Sping near head of Potrero Canyon, west of Dunn Road, northwest of Asbestos Mountain, southwest of Haystack Mountain. 1084 Comment
  RSA197275  Baccharis sergiloides L. B. Ziegler 1964-10-6 s.n. Riverside near Kenworthy, Garner Valley, S base of San Jacinto Mts Comment
Read comments Mar 25 2011
  RSA5414  Baccharis sergiloides C. B. Wolf 1932-10-11 4270 Riverside Morongo Wash, 3/10 mile below the San Bernardino County line. 671 Comment
  UC1523409  Baccharis sergiloides Robert F. Thorne, Dick Tilforth, L. Shultz, R. K. Benjamin & J. Hogge 1980-4-16 54095 Riverside 3 mi n, along Whitewater River Whitewater P. O.; San Bernardino Mts., Whitewater River 591 Comment
  LA204018  Bahiopsis parishii H. Lewis; 1952-4-5 sn Riverside Road to 29 Palms 1 mi. S of road to Desert Hot Springs Comment
  LA31363  Bahiopsis parishii Jane Turner; Barbara Whitesel, Virginia Sjaholm 1959-3-21 C- 178 Riverside Morongo Wash Comment
  RSA442010  Bahiopsis parishii Ora M. Clark 1929-3-16 1719 Riverside N. of Whitewater, Colorado. Comment
  RSA730113  Bahiopsis parishii R. F. Thorne 1966-10-15 41801 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway Comment
  SD129625  Bahiopsis parishii A. C. Sanders 1989-9-19 9504 Riverside Chocolate Mountains Aerial Gunnery Range, 1.75 km (airline) south of Tabaseca Tank, along the wash above Tabaseca Target 680 Comment
  UCR116835  Baileya pauciradiata Helen Kennedy, Fred R. Ganders 1980-4-15 4065 Riverside Sonoran (Colorado) Desert, along [Box Canyon] road between Mecca and Hwy. 10 300 Comment
  RSA719072  Baileya pleniradiata Michael Honer 2005-3-18 2094 Riverside Palen Valley; appx. 3 mi. due E of Desert Center Airport. 134 Comment
  SBBG25795  Baileya pleniradiata E. R. Blakley 1966-4-9 6753 Riverside jct of US Hwy 60-70 and Wiley Well Rd, ca. 15 mi W of Blythe 121 Comment
  RSA696875  Bebbia juncea J. Russell Bruff 1927-10-8 1 -N Riverside Thousand Palms Comment
  JEPS20769  Bebbia juncea var. aspera Roxana S. Ferris and Rimo Bacigalupi Mar 19 1958-Mar 25 1958 13263 Riverside divide betw. Little Maria and Big Maria Mts., .5 mi s of Styx siding near Midland Comment
  JOTR31818  Bebbia juncea var. aspera La Doux, Tasha, Bill Truesdell 2007-11-9 2524 Riverside Joshua Tree National Park. Eagle Mountains along south boundary of park; small side canyon to east of larger wash running parallel to and east of Lost Palms Canyon (Stop 6) 655 Comment
  CSUSB1  Beloperone californica Frank Aubrey 1959-2-2 S.N. Riverside Palm Desert 0.2 miles east of junction of Deep Canyon Road with Portala Ave. 2.2 miles south of junction of Portala Ave. and State Highway 111 in Palm Desert, Riverside County, Ca. In middle of creek bed where road crosses it. 213 Comment
  CAS-BOT-BC75736  Berberis nevinii Steve Boyd; Tim Ross; Laurel Arnseth 1990-3-29 3908 Riverside Vail Lake area, summit of 'Big' Oak Mountain, north of lake. 822 Comment
  CAS-BOT-BC207050  Bernardia incana Annie M. Alexander; Louise Kellogg 1941-5-10 2144 Riverside Small canyon 3 miles northeast of Cottonwood Spring, Eagle Mountains 1036 Comment
  UCR13715  Bernardia myricifolia N. R. Zabriskie, W. W. Zabriskie 1972-4-9 510 Riverside Peninsuar Range; Santa Rosa Mtns/Sonoran (Colorado) Desert, small canyon NW from Hwy 74 at [hwy mile post] 81.72, Deep Canyon watershed, site 8 1220 Comment
  SEINET272195  Bidens frondosa A. C. Sanders, S. Ogg 1994-7-28 15180 Riverside Riverside: Santa Ana River between the Hwy 60 Bridge and the Mission Blvd. Bridge. 243 Comment
  UCR34876  Bidens laevis L. B. Ziegler 1966-11-24 105 Riverside Santa Ana River 252 Comment
  RSA482668  Boechera californica T. H. Holmes 1932-3-27 s.n. Riverside Millard Canyon Comment
  CAS-BOT-BC16259  Boechera glaucovalvula Annie M. Alexander; Louise Kellogg 1941-5-4 2110 Riverside Joshua Tree National Monument. 1249 Comment
  JEPS53108  Boechera perennans W. L. Jepson 1901-5-25 1454 Riverside Coyote Canyon Santa Rosa mts. Comment
  SEINET3166373  Boechera xylopoda P. J. Alexander 2009-4-13 1006 -A, B, C Riverside San Jacinto Mountains, San Bernardino National Forest, along CA Hwy. 243 on the south side of the San Jacinto Penny Pines Plantation turnout, 2.1 miles WNW of the Stone Creek Campground, 0.3 miles SSE of Lake Fulmor. 1661 Comment
  JEPS61277  Boerhavia coccinea W. L. Jepson 1928-4-25 12611 Riverside Cottonwood Spring; Colorado Desert, Eagle Mts. 731 Comment
  JOTR30049  Boerhavia coccinea La Doux, Tasha 2006-10-24 1655 Riverside Joshua Tree National Park. Twentynine Palms, park headquarters, nursery compound Comment
  UC1136568  Boerhavia coccinea H. S. Yates 1937-6-28 6729 Riverside Palm Springs San Jacinto Quad., Palm Springs Comment
  UCR264211  Boerhavia coulteri A. C. Sanders 2015-9-12 41884 Riverside Sonoran (Colorado) Desert, Desert Center, south of I-10 at the Eagle Mountain Road junction 361 Comment
  SBBG93063  Boerhavia intermedia A. C. Sanders 1989-9-19 9511 Riverside 1.75 km (airline) S of Tabaseca Tank, along the wash above "Tabaseca Target"; Chocolate Mtns Aerial Gunnery Range, 680 Comment
  UCR35204  Boerhavia intermedia L. B. Ziegler 1964-9-2 30 Riverside San Jacinto Mountains, Dos Palmas Spring 1280 Comment
  UCR43369  Boerhavia intermedia R. F. Thorne, R. Dahlgren 1979-4-23 53600 Riverside Mojave and Colorado Deserts, Joshua Tree National Monument, Pinto Basin Road: along road at meeting area of Mojave and Colorado Deserts 1098 Comment
  JOTR30815  Boerhavia triquetra La Doux, Tasha, Jim Andre 2008-9-16 336 Riverside Joshua Tree National Park. along Bell Mountain Rd. atop Bell Mountain, approximately 0.3 miles north of radio tower. Queen Mountain USGS 7.5 min quad Near 34 00.35' N 116 00.017' W 1358 Comment
  CAS-BOT-BC434550  Boerhavia wrightii Marcus E. Jones 1929-9-16 s.n. Riverside Hayfields, Near Desert Center Comment
  IRVC28534  Boerhavia wrightii Chris E. True, K. Flemming 2003-9-26 s.n. Riverside Canyon Spring, Orocopia Mtns. Sonoran (Colorado) Desert 372 Comment
  POM246588  Boerhavia wrightii E. C. Jaeger 1938-10-30 s.n. Riverside Granite Wells Wash, Chuckawalla Mts, Colorado Desert. 366 Comment
  UCR264214  Boerhavia wrightii A. C. Sanders 2015-9-12 41885 Riverside Sonoran (Colorado) Desert, Desert Center, south of I-10 at the Eagle Mountain Road junction 361 Comment
  RSA191454  Boisduvalia densiflora E. W. Lathrop, Robert F. Thorne 1967-9-26 6652 Riverside 6 miles NW of Murrieta., 1 mi W of Santa Rosa Ranch. Comment
  UCR114302  Bolboschoenus maritimus subsp. paludosus Julie A. Greene 1993-4-30 1271 Riverside San Jacinto Valley, San Jacinto Wildlife Area. south of visitor center road and north of the old San Jacinto River drainage 433 Comment
  SEINET5336205  Bouteloua aristidoides H. M. Hall 1905-5-1 5962 Riverside Colorado Desert, Canons along Colorado River, lower Sonoran zone Comment
  JOTR16777  Bouteloua curtipendula Hogan, J. 1974-6-13 19 Riverside Joshua Tree National Park. QUEEN VALLEY, 1.9 MILES SOUTH OF PINE SPRING 1356 Comment
  CAS-BOT-BC145638  Bouteloua curtipendula var. caespitosa H. M. Hall 1901-6-1 2138 Riverside San Jacinto Mountains. Santa Rosa Mountains. Coyote Canyon. 1524 Comment
  CAS-BOT-BC145636  Bouteloua curtipendula var. curtipendula Peter H. Raven 1958-5-18 12987 Riverside SanJacinto Mountains. Pinon Flats. Comment
  UC1931070  Bowlesia incana Scott D. White, Justin Wood 2008-7-9 12423 Riverside San Jacinto Mountains: K Flat, from large pond downstream to meadow. Comment
  SEINET13276693 Image available Brachypodium distachyon Steve Boyd 2011-1 12306 Riverside Coastal plains and basins; San Bernardino basin region.: City of Riverside, residential lot at northwest corner of Beechwood Place (4131) and Brockton Avenue. 256 Comment
  RSA0043066  Brandegea bigelovii Duncan S. Bell, LeRoy Gross 2014-3-20 6266 Riverside Orocopia Mountains; Orocopia Wilderness area; northeastern section of range; approximately 3.5 air miles south of Hayfields Lake. 609 Comment
  RSA800057  Brandegea bigelovii J. Andre 2012-3-19 21299 Riverside Orocopia Mountains; north end of range, 0.5 miles south of junction of Box Canyon Road and I-10 freeway, 23 miles east of city of Coachella. 488 Comment
  SD49374  Brandegea bigelovii Thomas W. Whitaker 1958-4-30 Riverside Box Canyon, midway between Mecca and Shaver Well Comment
  UCR103555  Brandegea bigelovii George K. Helmkamp, E. A. Helmkamp 1998-1-17 2530 Riverside Coachella Valley, Bob Hope Drive, 0.9 mi south of Hwy I-10 43 Comment
  RSA357782  Brassica tournefortii R. F. Thorne, M. Z. Thorne 1973-3-30 42671 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  RSA775103  Brassica tournefortii Duncan S. Bell, Michael Hee 2011-3-18 2050 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  RSA779593  Brassica tournefortii Duncan S. Bell 2009-3-7 25 Riverside Arica Mountains: collecting on the ridgeline of the mountain range just north of the summit along the border of the Palen/McCoy Wilderness area. 614 Comment
  RSA79181  Brickellia arguta Philip A. Munz 1952-5-2 16234 Riverside Dry Morongo Wash, n.w. end of Coachella Valley. 457 Comment
  UC1523404  Brickellia atractyloides Robert F. Thorne, W. A. Tilforth, L. Schultz, R. K. Benjamin and J. Hogge 1980-4-16 54075 Riverside 3.2 mi n, w of Whitewater Canyon Hwy 10 and Whitewater P. O.; San Bernardino Mts. 609 Comment
Read comments Jan 14 2010
  CLARK-A1528-174  Brickellia californica John C. Roos 1951-10-19 5324 Riverside Badlands 609 Comment
  RSA226500  Brickellia californica C. W. Tilforth, John Dourley 1970-10-16 316 Riverside Along and above intermittent stream bed, road to Santa Rosa Mtn. Comment
  UCR176894  Brickellia californica Tracy Tennant 1998-7-1 s.n. Riverside Double Butte, between Winchester and Homeland 762 Comment
  RSA751015  Brickellia desertorum R. F. Thorne, F. R. Fosberg, M. H. Sachet, Charles C. Herbst 1983-4-23 55478 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  RSA89877  Brickellia desertorum J. C. Roos, L. Roos 1950-9-30 4995 Riverside rocky hills midway between Steele Pk. and Elsinore. (about 3 mi. N of Elsinore) 488 Comment
  SBBG101687  Brickellia oblongifolia var. linifolia S. Boyd with T. Ross 1991-6-8 6325 Riverside Pinyon Flat at jct of Santa Rosa Mtn Rd and St Hwy 74 1400 Comment
  RSA740234  Brodiaea terrestris subsp. kernensis Scott D. White, Justin M. Wood 2008-7-8 12391 Riverside Johnson Meadow. 1439 Comment
  UCR23233  Brodiaea terrestris subsp. kernensis Melody Lardner 1981-5-31 195 Riverside Santa Ana Mtns, Tenaja Rd., 2.5 mi from the corner of Calle Collina Rd. and Tenaja Rd., 0.5 mi east of Squaw Mtn 610 Comment
  CDA1786  Bromus arenarius A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-9 24211 Riverside Perris-Aguanga Basin region; Hemet, SE of intersection of State Street and Gibbel Rd., small hill (1684 ft. at summit) at east end of Diamond Valley, 1 mi. SSW of Hemet Butte Comment
  RSA385315  Bromus carinatus N. C. Cooper 1945-5-24 1647 Riverside Big Oaks Canyon, Banning, San Gorgonio Mountains. 1220 Comment
  UCR138768  Bromus carinatus Scott D. White 1997-5-18 5154 Riverside San Jacinto Mtns., Vista Grande Area: just west of USFS Vista Grande Fire Station (i.e. Hwy 243, c. 10 road mi SE of Banning) 1509 Comment
  CAS-BOT-BC148741  Bromus carinatus var. marginatus H. M. Hall 1901-7-1 2342 Riverside San Jacinto Mountains. Vicinity of Deer Springs. 2743 Comment
  CAS-BOT-BC156281  Bromus catharticus John Thomas Howell 1960-3-24 35147 Riverside Hemet. Comment
  POM122849  Bromus diandrus Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  RSA495792  Bromus diandrus subsp. triangularis Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-11 2899 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam. 390 Comment
  UCR2235  Bromus hallii F. M. Reed 1928-7-10 5987 Riverside San Jacinto Mtns, Strawberry Creek at Camp Emerson, Idyllwild 1524 Comment
  CLARK-A1528-43  Bromus mollis C. M. Flanagan 1973-5-12 OO 409 Riverside Morongo Indian Reservation 1158 Comment
  RSA772325  Bromus rubens Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4503 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR108883  Bromus rubens Heidi A. Haid 1968-1 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  UCR138824  Bromus rubens D. L. Banks 1997-2-23 1299 Riverside Agua Tibia Mtns., NW Palomar Mountains: Pechanga Indian Reservation, south of Pechanga Rd. in the Reservation, north of Pechanga Creek and east of the Pechanga Tribal Government Center 367 Comment
  UCR233068  Bromus rubens Edith B. Allen 2012-2-6 212- 03 Riverside Peninsular Range; Gavilan Hills Area, south side of Lake Mathews, 1.36 km SE (131 deg. ) of intersection of Cajalco Rd. and La Sierra Ave. 441 Comment
  UCR214119  Bromus trinii A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37749 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, north of I-15 and Concordia Ranch Rd., 1.65 mi. ESE of Corona (Lee) Lake, 0.5 mi. NE (25 deg. ) of Temescal Canyon Rd. where it goes under I-15 404 Comment
  RSA487459  Calandrinia ciliata Bill Wagner 1988-3-9 s.n. Riverside Intersection of Thompson, Leon, and Winchester Roads, W of Lake Skinner and NE of Murietta. 415 Comment
Read comments Mar 20 2011
  SDSU18402  Calandrinia ciliata C. Matt Guilliams 2008-2-21 471 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 449 Comment
  UCR259201  Calandrinia ciliata Mitch Provance, Jeremiah George 2012-4-24 412- 12 Riverside San Gorgonio Pass, Smith Creek SW of Banning, near corner of Sunset Ave. and Bobcat Rd. 735 Comment
  UCR35005  Calia secundiflora L. B. Ziegler 1976-8-25 552 Riverside San Jacinto Valley, upper part of valley on slopes below the hills on east side 457 Comment
  UCR60512  Callitriche marginata R. F. Thorne 1973-5-23 43842 Riverside Santa Rosa Plateau, north side of Mesa de Colorado 610 Comment
  RSA68361  Calochortus concolor Verne Grant, Alva Grant 1951-7-19 16089 Riverside Idyllwild road, ca. 1 mile above Highway 74. 1220 Comment
  UCR139964  Calochortus concolor John F. Green, M. D. Wilcox 2003-6-11 s.n. Riverside San Jacinto Mtns., Tripp Flats Road south of Bautista Canyon Rd. 1220 Comment
  JOTR31095  Calochortus kennedyi var. kennedyi La Doux, Tasha, T. Herskovits, B. Truesdell, M. Wheeler 2010-5-6 2259 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Cobble toe slopes at the base of Ryan Mountain, north end of Lost Horse Hills (Stop 3) Comment
  RSA162805  Calochortus palmeri var. munzii J. D. Olmsted 1958-6-15 179 Riverside May Valley Truck Trail 3.0 miles SE of Saunders Meadow SW of Idyllwild. Herkey Creek-Hemet Lake Drainage Area, San Jacinto Mountains 1402 Comment
Read comments Apr 29 2011
  RSA582821  Calochortus palmeri var. munzii Mark Elvin, Orlando Mistretta 1995-6-21 47 Riverside San Jacinto Mts. Garner Valley; along both sides of Hwy 74 at mi. 70.0; in adjacent ditch and meadows; Comment
  RSA430218  Calochortus splendens E. Misquez 1987-5-16 10 Riverside Santa Ana Mountains, Walker Basin, 2 miles on Avenida de Oro from Jct with Rancho California road and 4.7 miles west of Interstate 15. 415 Comment
  RSA688838  Calochortus weedii var. intermedius Scott D. White, Michael Honer 2003-6-17 9548 Riverside Murrieta. Interstate 215 / Clinton Keith interchange. 457 Comment
  RSA68622  Calochortus weedii var. weedii Frank W. Peirson 1920-6-22 2180 Riverside Grade south of Temecula River, going toward Dripping Spring 427 Comment
  RSA689609  Calochortus weedii var. weedii Scott D. White, Michael Honer 2003-5-27 9412 Riverside Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. Collected south and / or west of unnamed peak 2349. 396 Comment
  UCR48513  Calycadenia tenella Steve Boyd 1986-5-7 1837 Riverside Peninsular Range, Temescal Canyon, terrace escarpment between Horsethief Wash and Indian Truck Trail, south of Hwy I-15 366 Comment
  UCR80032  Calycoseris parryi Theo Glenn 1991-5-2 91- 13 Riverside Sonoran (Colorado) Desert, McCoy Mountains, NW of Blythe 350 Comment
  CDA10589  Calycoseris wrightii T. C. Fuller 1963-4-23 10284 Riverside Box Canyon Wash, Mecca-Blythe Road (Highway 195), 11.8 miles northeast of Mecca. 0 Comment
  UCR41629  Calycoseris wrightii A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6095 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  UCR178002  Calyptridium monandrum 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 1189 Comment
  UCR21946  Calyptridium monandrum Steve Boyd 1980-4-13 123 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 610 Comment
  UC218257  Calyptridium parryi var. parryi P. A. Munz 1922-7-6 6004 Riverside Tahquitz Valley; San Jacinto Mountains, Tahquitz Valley 2194 Comment
  UCR215619  Calystegia macrostegia Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 05 Riverside Peninsular Range, Box Springs Mountains, eastern edge of Riverside; Two Trees Canyon Trail near the trailhead 409 Comment
  RSA18953  Calystegia macrostegia subsp. intermedia Roxana S. Ferris, Ruth P. Rossbach 1938-5-20 9664 Riverside Foot of grade, State Highway #74, along San Jacinto River. Comment
  UC1184250  Camissonia Peter H. Raven 1958-3-15 11840 Riverside 4.2 mi e turn to Painted Canyon; Box Canyon Comment
  UCR169310  Camissonia T. B. Salvato, John F. Green 2004-5-27 590 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
  UCR156093  Camissonia bistorta T. B. Salvato, Kent Beaman 2005-5-16 802 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
  RSA510056  Camissonia boothii B. Pitzer 1988-3-10 652 Riverside Chuckwalla Mountains. W side of mountains, on gas line road ca. 1.5 mi north of intersection with Red Cloud Mine Road (and wash); ca. 2 miles (airline) S of Highway I-10. (Red Cloud Road. 10 km cell; PH-2N, 3E) 488 Comment
  RSA175081  Camissonia boothii subsp. condensata Robert F. Thorne 1963-3-29 32426 Riverside Colorado Desert, 12 miles ENE of Mecca. Comment
  RSA548744  Camissonia brevipes subsp. brevipes W. L. Halvorson 1977-2-5 77 -7 Riverside Joshua Tree National Monument. Desert bajada near the junction of Interstate 10 and road to the Monument. Comment
  RSA80961  Camissonia brevipes subsp. brevipes G. R. Campbell 1952-4-6 18410 Riverside Joshua Tree National Monument. 1.5 miles toward Cottonwood Springs, off road to 29 Palms 976 Comment
  SEINET3108356  Camissonia brevipes subsp. brevipes Sears 1978-3-16 814 Riverside 3.5 mi SE of Midland in desert pavement adjacent to wash area. 244 Comment
  UCR35219  Camissonia californica L. B. Ziegler 1968-5-11 288 Riverside San Jacinto Mountains foothills, mouth of Bautista Canyon 610 Comment
  RSA454738  Camissonia cardiophylla W. D. Pierce 1940-2-24 s.n. Riverside Painted Canyon, Orocopia Mts. Comment
  CLARK-A1528-3324  Camissonia chamaenerioides John C. Roos 1949-4-11 4235 Riverside Chuckwalla Mountains Comment
  UCR134591  Camissonia claviformis Marisa Sripracha, Kyle Boyd 2004-2-14 007 Riverside Sonoran (Colorado) Desert, Snow Creek, 25 m from Snow Creek Road, 0.7 km south of Hwy 111 352 Comment
  UCR256345  Camissonia claviformis Duncan S. Bell 2011-12-30 3033 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
  RSA171392  Camissonia confusa J. Olmstead 1962-5-3 3483 Riverside Along road on north side of Hemet Lake; San Jacinto Mts. 1280 Comment
  UCR98303  Camissonia confusa Scott D. White 1993-5-29 1459 Riverside San Bernardino Mtns, Banning Canyon & Big Oaks Canyon along the road to Raywood Flat on Yucaipa Ridge 1372 Comment
  UCR132486  Camissonia hirtella Tracy Tennant, T. B. Salvato 1998-6-23 477 Riverside San Bernardino Mtns., Morongo Indian Reservation, N end of Hathaway Cyn., c. 0.4 miles east of pk 4265 (polygon 13) 1341 Comment
  UCR174369  Camissonia hirtella A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32659 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
  RSA561059  Camissonia ignota Steve Boyd, T. S. Ross, Dave Bramlet 1993-5-12 7354 Riverside Southern Santa Ana Mountains, San 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. 366 Comment
  CSUSB864  Camissonia micrantha Douglas A. Morgan 1968-5-4 680504 10 Riverside San Jacinto Mountains Near road from Banning to Idyllwild; San Jacinto Mountains. 914 Comment
  RSA0014606  Camissonia micrantha Justin M. Wood 2010-5-12 1681 Riverside Santa Ana Canyon: Santa Ana River; approx. 0.75 miles downstream of Prado Dam. Just NE of Green River housing estate. 137 Comment
  JOTR37470  Camissonia pallida subsp. pallida Hodges, Stephen, T. Green 2016-5-24 592 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Quail Mountain Complex; ascending up wash and slopes towards Mount Minerva Hoyt peak from the east (Stop 2). Comment
  RSA314653  Camissonia pallida subsp. pallida Robert F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55417 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  UCSB12876  Camissoniopsis bistorta Breedlove, Dennis 1962-3-11 Riverside Flood plain of San Jacinto River, 6.5 miles southeast of State 79, on State 74; in Hemet 579 Comment
  UCSB39999  Camissoniopsis bistorta Sauls, Mary 1978-4-24 Riverside 1 mile south of Glen Eden road on State Hwy 15 Comment
  SD133162  Camissoniopsis hirtella Scott White 1991-5-10 91 136 Riverside Highway 79, immediately west of US Forest Service Camground at Dripping Springs 550 Comment
  UCD170656  Camissoniopsis ignota A. C. Sanders 2014-4-25 41065 Riverside Peninsular Range, Temescal Canyon, Richland property between Horsethief Canyon Rd and Hostettler Rd., SW of I-15. 386 Comment
  RSA0086761  Capsella bursa-pastoris R. G. Swinney 1967-5-26 11728 Riverside Snow Creek. 335 Comment
  CAS-BOT-BC34440  Carex deflexa var. boottii Peter H. Raven 1959-5-17 14228 Riverside San Jacinto Mountains. Lake Fulmore. Comment
  SEINET7556721 Image available Carex densa A. C. Sanders 2004-4-20 27567 Riverside Santa Ana Mtns: Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line. Fallbrook 7.5' Q. 640 Comment
  CAS-BOT-BC20705  Carex fracta Carl B. Wolf 1932-5-24 3653 Riverside North base of San Jacinto Mountains. Snow Creek Canyon. 1 mile above fish hatchery. 792 Comment
  IRVC1229  Carex multicaulis R. H. Whittaker 1963-6-6 SJ 266 Riverside San Jacinto Ridge Road (5509) N Fork San Jacinto River. Peninsular Ranges, San Jacinto Mountains 1311 Comment
  POM14392  Carex nebrascensis Phillip A. Munz 1922-9-6 6397 Riverside Round Valley, San Jacinto Mountains. 2744 Comment
  UC1130  Carex nebrascensis H. M. Hall 1901-7 2484 Riverside Tamarack Valley San Jacinto Mountains 2743 Comment
  POM1486  Carex praegracilis Phillip A. Munz 1918-4-27 2132 Riverside Elsinore Comment
  RSA180454  Carex praegracilis E. W. Lathrop 1959-5-17 4547 Riverside 10 miles W of Murrieta. Comment
  RSA180456  Carex praegracilis E. W. Lathrop 1960-6-7 4896 Riverside 14 miles west of Murrieta, Redonda Mesa. Comment
  UC212812  Carex schottii I. M. Johnston 1928-4-27 1859 Riverside Murrieta Southern California 304 Comment
  RSA0011148  Carya illinoinensis R. E. Riefner Jr. 2007-6-16 07 -258 Riverside City of Hemet, Lake St at Flrida Ave. (Hwy 74). 591 Comment
  SD146274  Cassia nemophila A. C. Sanders, K. C. Rose 1999-5-28 22794 Riverside Coachella Valley: between La Quinta and Indio along Jefferson St. between Ave 54 and I-10 10 Comment
  UC885203  Castilleja affinis subsp. affinis C. B. Clokey, I. W. Clokey, and B. Templeton 1930-4-15 4729 Riverside Perris to Gavilan Peak 182 Comment
  RSA448698  Castilleja applegatei subsp. martinii C. Epling, Wm. Robison 1935-6-30 s.n. Riverside Above Marion Camp, Mount San Jacinto. Comment
  UCR269903  Castilleja exserta D. E. Bramlet, Amy Hills, R. E. Riefner Jr., Russell Huddleston 2005-3-2 3660 Riverside Perris-Agunaga Basin Region; San Jacinto Valley, west of Hemet, east of San Diego Canal, west of Warren Rd., south of Hwy 74, north of W Stetson Ave. 457 Comment
  UCR75538  Castilleja exserta A. C. Sanders 1993-5-12 13997 Riverside San Jacinto Valley, Hemet, SW corner of intersection of Florida Ave (Hwy 74) & Warren Rd., between new San Diego Aqueduct and Warren Road 460 Comment
  SDSU12881  Castilleja exserta subsp. exserta J. Jill Steinberg with Leon Steinberg 1998-4-5 39 Riverside North side of foot trail approximately 1/2 mile north east of Santa Margarita (SDSU) Field Station trailer, north of Santa Margarita River. 351 Comment
  SDSU13332  Castilleja exserta subsp. exserta Tom Duffy, Taria Sagar 2000-4-29 6 Riverside Two hundred meters NE of Santa Margarita Ecological Reserve North field station 320 Comment
  JEPS16164  Castilleja foliolosa Rimo Bacigalupi with L. R. Heckard and C. L. Custer 1953-5-5 4068 Riverside Canyon sides along Morongo Creek, along highway between Morongo Valley and Coachella Valley. 685 Comment
  POM4325  Castilleja foliolosa Jenkins, Street 1917-5-30 s.n. Riverside Idylwild Canyon. Comment
  RSA33496  Castilleja foliolosa N. C. Cooper 1944-5-6 1183 Riverside Banning. 701 Comment
  SBBG54975  Castilleja foliolosa D. Keil, M. McLeod 1977-3-26 12006 Riverside 0.2 mi NW of Prado Dam on St Hwy 71 182 Comment
  LA209248  Castilleja miniata Elizabeth McClintock; 1939-9-1 sn Riverside San Jacinto Mountains, trail to Round Valley from Hidden Lake Comment
  RSA192319  Castilleja minor subsp. spiralis E. W. Lathrop 1966-6-1 6358 Riverside Los Alamos Rd. , Tenaja Range. 14 miles NW of Murrieta. 366 Comment
  UCR24918  Castilleja minor subsp. spiralis A. C. Sanders 1980-7-18 1662 Riverside San Jacinto Mtns, Thomas Mountain; along a small dry creek in Spillway Canyon about 2 mi SW of Hwy 74 along Thomas Mountain Road 1463 Comment
  RSA0010916  Castilleja minor subsp. spiralis Philip A. Munz, I. M. Johnston 1924-7-29 8826 Riverside 5 miles SE of Poppet Flat, San Jacinto Mtns. 1524 Comment
  JOTR33735  Caulanthus cooperi La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2735 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Exposed aplite vein forming a prominent rib line with loose, cobble slope surrounding it (Stop 3) Comment
  UCR4416  Caulanthus cooperi Frank C. Vasek 1960-3-24 600324- 29 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
  UCR37466  Caulanthus heterophyllus Steve Boyd 1981-4-8 s.n. Riverside Peninsular Range, Dawson Canyon, Gavilan Hills Comment
  UCR47235  Caulanthus heterophyllus B. G. Pitzer, L. F. LaPre 1987-3-2 0369 Riverside Peninsular Range, Bundy Canyon, c. 2 miles SE of Lake Elsinore, 0.5 mile north of Bundy Canyon Road off Raciti Rd. 703 Comment
  UCR68472  Caulanthus lasiophyllus var. rigidus Steve Boyd, T. S. Ross, L. Arnseth 1990-3-29 3844 Riverside Peninsular Range, Vail Lake area, cinder cone ridge at north side of mouth of Temecula Creek Canyon and adjacent benches on S flank of 'Big' Oak Mtn. 549 Comment
  RSA212928  Caulanthus simulans L. B. Ziegler 1996-4-6 s.n. Riverside Pinyon Flats east of San Jacinto Mts. 1524 Comment
  SD108786  Caulanthus simulans James Henrickson 1973-3-18 8611 Riverside 33 miles east of Temecula, 5-7 miles southeast of Terwilliger at north end of Coyote Canyon Road, on the first steep grade to canyon. 760 Comment
  HSC98202  Ceanothus crassifolius C. L. Hitchcock 1966-3-15 24152 Riverside 1 mi. E of Glen Ivy Hot Springs Comment
  RSA606772  Ceanothus crassifolius Jon E. Keeley 1996-5-5 27356 Riverside Chaparral S of Hwy 79 on Woodchuck Rd., E of Temecula. 183 Comment
  SD136149  Ceanothus crassifolius Kirsten Winter 1993-3-1 Riverside West of Vail Lake. Occasional hybrids in and near stand of C. ophiochilus (IPB 5/06) 609 Comment
  UCR114804  Ceanothus crassifolius Mitch Provance 1998-2-17 78 Riverside Jurupa Mountains, Slopes on the W side of Sierra Blvd, c. 0.7 km NNW of the Jensen Quarry 396 Comment
  UCR155317  Ceanothus crassifolius A. C. Sanders, Mike Misenhelter 2005-3-23 29254 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  CHSC109245  Ceanothus cuneatus Scott D. White; Justin M. Wood 2008-6-18 12251 Riverside San Jacinto Mountains: Meadow N/W of Keen Camp summit, S/W of hwy 79. 1430 Comment
  UCR241178  Ceanothus cuneatus Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 48 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Hathaway Canyon above woodland stand H-01, toward Burro Flat 951 Comment
  UCR58473  Ceanothus cuneatus Ed LaRue 1989-1 s.n. Riverside foothills of San Bernardino Mtns, Hills east of Beaumont, along Potrero Creek, 0.5 mi. east of old San Jacinto Nuevo Y Potrero land grant 701 Comment
  UC520086  Ceanothus cuneatus var. cuneatus C. Epling 1932-6-24 Riverside near Idyllwild Comment
  UCR160056  Ceanothus cuneatus var. cuneatus Steve Boyd, Valerie Soza 2004-6-22 11542 Riverside Peninsular Ranges; San Jacinto Mountains region, Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along Forest Service Road 5N13 near 5N06 1463 Comment
  POM160078  Ceanothus greggii var. perplexans E. C. Jaeger 1927-3-16 s.n. Riverside Cabazon. Comment
Read comments Mar 13 2011
  CAS-BOT-BC51286  Ceanothus leucodermis Herbert L. Mason 1926-4-30 3113 Riverside Temecula Canyon, 1 mile South of Temecula, Southwestern Riverside Co. Comment
  UC218073  Ceanothus leucodermis P. A. Munz and I. M. Johnston 1922-5-19 5401 Riverside Mountain side at mouth of Strawberry Canyon San Jacinto Canyon 1127 Comment
  RSA398912  Ceanothus oliganthus Anstruther Davidson 1921-4-1 3406 Riverside Banning. Comment
Read comments Mar 27 2011
  SD136769  Ceanothus ophiochilus Steve Boyd, Ken Berg, Sandy Morey, Jon Keeley 1992-5-3 7169 A Riverside Vail Lake area, ridge about 1 mile west of the lake, east of Little Oak Mountain (Type locality for species0 609 Comment
  CAS-BOT-BC63465  Ceanothus palmeri Carl B. Wolf 1932-8-4 3920 Riverside San Jacinto Mts. Point View, near Idylwild. 1645 Comment
  RSA761894  Ceanothus palmeri Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 707 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UC774793  Ceanothus palmeri Carl B. Wolf 1941-8-12 11145 Riverside between Keen Camp P.O. and Hemet Valley (Keen Camp Summit); San Jacinto Mts. 1493 Comment
  RSA0120442  Ceanothus perplexans Duncan S. Bell, LeRoy Gross 2016-5-18 9599 Riverside Santa Rosa Mountains; west side of Martinez Mountain; along the Cactus Spring Trail where it crosses Horsethief Creek. 1050 Comment
  UCR121312  Ceanothus perplexans A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 25006 Riverside The Badlands, summit of Mt. Eden, SW of Beaumont 671 Comment
  OBI45339  Ceanothus tomentosus Dave Hawks 1987-3-2 s.n. Riverside S of Hemet, intersection of Palm Ave. and Saddle Ridge Trail Comment
  SD122408  Ceanothus tomentosus Duffie Clemons, Jim Dice, Glenn Keator 1988-2-18 1941 Riverside South bank of Santa Margarita River, Santa Margarita Ecological Preserve, west of Temecula. Comment
  UCR175061  Centaurea melitensis Teresa Nieto 2005-5-26 24 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  UCR227808  Centaurea melitensis Duncan S. Bell, Joy England 2010-6-7 1266 Riverside San Jacinto Mountains, San Bernardino National Forest, Rouse Ridge, c. 1.4 air miles southeast of the junction of Hwy 74 and Forest Service Road 5S15 780 Comment
  RSA356643  Centaurium venustum Robert F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47297 Riverside Santa Rosa Plateau: Cleveland National Forest, along Tenaja Creek at Tenaja Guard Station. Comment
  UC1792827  Centromadia pungens subsp. laevis A. C. Sanders, Guy Bruyea 2004-4-2 27426 Riverside San Jacinto Valley; Tres Cerritos, ca. 3 miles WNW of Hemet, east of the Lakeview Mtns., mouth of canyon on south side just north of Rose Rd. 463 Comment
  POM2210  Centrostegia thurberi H. M. Hall 1905-05 6021 Riverside Cottonwood Mountains, Colorado Desert 610 Comment
  RSA784724  Cercidium floridum Duncan S. Bell 2012-3-18 3212 Riverside The Mecca Hills; southeastern section of hills; at mouth of Hidden Canyon where drainage is blocked by the Coachella Canal, approximately 2.8 air miles southwest of Hidden Spring. 20 Comment
  UC596757  Cercidium floridum subsp. floridum R. J. S. Feb. 1904 305 Riverside Coachella Desert Comment
  OBI74591  Cercocarpus betuloides David J. Keil 1983-4-15 16905 Riverside E of Temecula on SR79 Comment
  RSA192311  Cercocarpus minutiflorus H. A. Zuill 1966-7-17 287 Riverside Tenaja Grade, about 1 mile SW Murrieta Comment
  HSC86128  Cercocarpus montanus var. glaber P. Lamos 1972-4-16 416720601 Riverside 4.5 mi. W of jct. 243 and 74 1067 Comment
  SEINET1782974  Cereus munzii Philip A. Munz 1922-5-21 5570 Riverside San Jacinto Mountains: Hemet Valley: 2 mi NW of Kenworthy. [County not given on label.] 1418 Comment
Read comments Feb 22 2014
  RSA567641  Chaenactis carphoclinia var. carphoclinia Theo Glenn 1991-5-2 91 -24 Riverside McCoy Mtns, NW of Blythe. 350 Comment
  JEPS108701  Chaenactis fremontii C. Spurrier, M. J. Way 2001-6-13 2 Riverside Big Morongo Canyon Preserve, 1.3 km n of Indian Ave., just E of Hwy 62 525 Comment
  UCR133382  Chaenactis fremontii Mitch Provance, J. S. Ross 1998-3-27 1002 Riverside San Bernardino Mtns., Morongo Indian Reservation, Lion Canyon, c. 1.2 miles NE of the town of Cabazon 579 Comment
  UCR277637  Chaenactis fremontii A. C. Sanders, Jim Malusa 2017-1-14 42662 Riverside Sonoran (Colorado) Desert, Salt Creek wash, where it passes bend in old Kaiser RR tracks, c. 6 miles east of Dos Palmas 119 Comment
  UCR47217  Chaenactis glabriuscula B. G. Pitzer, L. F. LaPre 1987-3-2 0419 Riverside Peninsular Range, Bundy Canyon, c. 2 miles SE of Lake Elsinore, 0.5 mile north of Bundy Canyon Road off Raciti Rd. 703 Comment
  CAS-BOT-BC277405  Chaenactis glabriuscula var. glabriuscula C. L. Hitchcock 1940-4-12 6038 Riverside 8 mi. northwest of Elsinore 457 Comment
  CAS-BOT-BC277414  Chaenactis glabriuscula var. glabriuscula E. W. Lathrop 1965-5-9 5744 Riverside 6 miles W of Murrieta 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
  POM351766  Chaenactis glabriuscula var. glabriuscula M. M. Thompson 1947-6-9 2086 Riverside Los Alomos Canyon, Elsinore. 762 Comment
  RSA0103446  Chaenactis glabriuscula var. lanosa Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8564 Riverside Garner Valley; west side of the highway, approximately 3.75 air miles southeast of Lake Hemet. 1370 Comment
  CAS-BOT-BC284353  Chaenactis stevioides Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center, Colo. Desert Comment
  JEPS30496  Chaenactis stevioides Peter H. Raven 1958-1-24 11471 Riverside 4.5 mi n of State Highway 195 (on road to Cottonwood Springs) Comment
  OBI8307  Chaenactis stevioides David J. Keil 1977-3-27 12053 Riverside Along Box Cyn rd ca 17 mi ENE of Mecca in Orocopia Mts 213 Comment
  SJSU11743  Chaenactis stevioides R. C. McGehee 1970-4-15 201 Riverside Wileys Well c. 24 mi SW of Blythe, southeastern Riverside County Comment
  UC69076  Chaenactis stevioides H. M. Hall 1905-4-1 5903 Riverside near Chuckawalla Springs; Colorado Desert Comment
  UCR244911  Chaenactis stevioides Jim Andre 2012-3-19 21353 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Hwy 177, 8.6 mi. NE of junction with I-10 152 Comment
  POM351831  Chaenactis stevioides var. stevioides D. A. Young 1969-4-18 p 426 Riverside 3 mi SE of hwy 74 (approx 8 mi S of Palm Desert) near the fence of the Univ. of Riverside Deep Canyon Research Station. 366 Comment
  POM351834  Chaenactis stevioides var. stevioides M. B. Dunkle 1937-3-25 4938 Riverside Colorado Desert. Comment
  POM351836  Chaenactis stevioides var. stevioides L. H. Jones 1910-3-17 s.n. Riverside Riverside Mountain, Colorado River Comment
  UCR245629  Chaenactis stevioides var. stevioides Duncan S. Bell 2010-4-1 672 Riverside Sonoran (Colorado) Desert, Arica Mountains; west side of Rice Valley, c. 1.2 air miles east of AT & SF railway line, c. 4.2 air miles east of Priest Well and c. 4.3 air mi. SE of the ghost town of Rice 208 Comment
  UCR20807  Chaetopappa aurea A. C. Sanders, Steve Boyd 1980-4-17 01341 Riverside San Jacinto Mtns, Pine Meadow in upper Garner Valley 1433 Comment
  UCR240510  Chamaesyce abramsiana Tim Thomas 2012-9-2 5876 Riverside Sonoran (Colorado) Desert, west-northwest of Blythe, 8.4 mi north of Hwy I-10, just west of Black Creek Road 171 Comment
  RSA435983  Chamaesyce albomarginata Anstruther Davidson 1893-4-12 s.n. Riverside Palm Springs. Comment
  JEPS52397  Chamaesyce parishii S. B. Parish 1912-6-28 8113 Riverside Mojave Desert,Mecca Comment
Read comments Sep 4 2011
  UC195031  Chamaesyce polycarpa Joseph Grinnell 1910-3-17 Riverside Colorado River, Riverside Mtn Comment
  UC56927  Chamaesyce polycarpa H. M. Hall May 17 1901-Jun 1 1901 Riverside Palm Canyon 457 Comment
  RSA432469A  Chamaesyce polycarpa var. hirtella Christopher Davidson 1979-4-4 7680 Riverside Orocopia Mts, lower end of Box Canyon on Box Canyon road, 4.4 miles E of Mecca 213 Comment
  RSA549999  Chamaesyce serpens O. F. Clarke 1976-9-23 s.n. Riverside Common weed on UCR campus. Comment
  UC489210  Chamaesyce serpillifolia subsp. hirtula C. V. Meyer 1928-7-30 587 Riverside Saunders Meadow San Jacinto Mountains 1676 Comment
  UCSB50318  Chamaesyce setiloba Haller, John 1983-3-26 Riverside West side of Cottonwood Spring Road at southern boundary of Joshua Tree National Monument, 1 mile north of Interstate 10 304 Comment
  CAS-BOT-BC66312  Cheilanthes clevelandii Steve Boyd; Tim Ross; Laurel Arnseth 1990-3-30 3968 Riverside Vail Lake area, westerly draining cyn at N base of 'Big' Oak Mtn. 640 Comment
  CAS-BOT-BC66319  Cheilanthes clevelandii John Thomas Howell 1927-8-2 2907 Riverside a few miles south of Banning on road to Strawberry Valley of Mt. San Jacinto 670 Comment
  UCR89885  Cheilanthes clevelandii A. C. Sanders 1995-11-26 17912 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga and Anza, south of Hwy 371 1311 Comment
  UCR121816  Cheilanthes covillei A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24606 Riverside Mojave Desert, Little San Bernardino Mtns, Stubbe Spring, Joshua Tree National Park, 4.35 mi. (airline) SW from park road in Lost Horse Valley 1372 Comment
  RSA673635  Cheilanthes newberryi Scott D. White, Tasha LaDoux 2000-4-20 7676 Riverside South of Hemet: Gibbel Flat in the Santa Rosa Hills. 610 Comment
  CAS-BOT-BC68051  Cheilanthes parryi C. L. Parry; J. G. Lemmon 1876-4-1 s.n. Riverside Colorado Desert side of Mt. San Jacinto Comment
  UC812277  Cheilanthes parryi Lewis S. Rose 1938-12-17 38317 Riverside Palm Springs 152 Comment
  UCD137390  Cheilanthes parryi Geoffrey Levin 1976-3-27 682 Riverside Chino Canyon. West of Palm Springs. San Jacinto Mts. 396 Comment
  UCR282307  Cheilanthes parryi Thomas R. Stoughton, Stephanie Rockwood, Christi Gabriel, Jackie McConnaughy 2011-3-23 814 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' Old mine access road 396 Comment
  POM179189  Cheilanthes viscida Philip A. Munz 1941-10 17237 Riverside On Palms to Pines HIghway, north base of Santa Rosa Mts. Comment
  UCR120295  Chenopodium Mitch Provance 1998-5-25 877 Riverside Santa Ana River Wash, Riverside, 1/8 mile NW of Tequesquite Ave. and Gregory Rd. 229 Comment
  SD187392  Chenopodium album Scott D. White, Angelia Carey 2004-5-7 10328 Riverside Indian Creek and adjacent foothills. 548 Comment
  UCR115131  Chenopodium berlandieri var. zschackei Mitch Provance 2000-10-28 2276 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 290 Comment
  UCR115139  Chenopodium berlandieri var. zschackei Mitch Provance 2000-10-28 2271 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 290 Comment
  JOTR32465  Chenopodium fremontii La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2610 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam; Small riparian pond environment with seasonally submerged muddy banks, surrounded by boulder outcrops (Stop 4) 1301 Comment
  JOTR34080  Chenopodium fremontii La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2975 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
  SEINET14416905  Chenopodium missouriense Mitch Provance 2012-1 61251 Riverside San Bernardino Valley: Box Springs Canyon, SW base of the Box Springs Mountains, E side of Interstate 215, .25 mi SE of the intersection of Gernert Rd. and Watkins Dr. 422 Comment
  UCR100216  Chenopodium murale Scott D. White 1996-12-26 4641 Riverside Perris Basin, Perris area 442 Comment
  UCR148322  Chenopodium murale John F. Green 2005-1-12 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  UCR91949  Chenopodium murale George K. Helmkamp 1996-3-11 1001 Riverside Sonoran (Colorado) Desert, Colorado River Valley, 35th Avenue and California Hwy 78, 1.7 mi north of PaloVerde 72 Comment
  RSA48313  Chenopodium murale E. K. Balls 1949-4-4 12947 Riverside near Salton Beach on Highway 111, Colorado Desert -61 Comment
  SD90485  Chilopsis linearis Robert F. Thorne, C. W. Tilforth 1973-5-30 43577 Riverside Colorado Desert, Mouth of Morongo Valley at north end of Coachella Valley 550 Comment
Read comments Apr 24 2011
  UCSB50619  Chilopsis linearis Millett, Barbara 1980-5-18 Riverside Corn Springs Wash, Corn Springs Road, 8 miles southwest of junction with Chuckwalla Road 457 Comment
  UCD57916  Chloris gayana F. M. Reed 1934-1-5 s.n. Riverside from garden in Riverside. Comment
  CAS-BOT-BC184869  Chloris virgata Carl B. Wolf 1932-4-28 3071 Riverside Chuckwalla Valley. 20 miles west of Blythe on the Mecca Road. 121 Comment
  JEPS68481  Chloris virgata W. L. Jepson 1912-11-1 5269 Riverside Palo Verde Valley, Blythe 82 Comment
  SEINET3926090  Chloris virgata Carl B. Wolf 1932-4-28 3071 Riverside Colorado Desert. Chuckwalla Valley. 20 mi. west of Blythe on the Mecca Road.; 0 400 Comment
  UC1131367  Chloris virgata H. S. Yates 1937-6-28 6740 Riverside near Indio; Thermal Quad. Comment
  UCR87944  Chloris virgata A. C. Sanders 1994-1-30 14222 Riverside Corona, Orange Heights section. D.R. Horton Custom Homes tentative tract, north side of Chase Drive between Rimpau (Lester) Avenue and California (Compton) Avenue 300 Comment
  RSA0049539  Chlorogalum parviflorum Steve Boyd, David E. Bramlet 1990-4-29 4512 Riverside Lake Skinner County Park, SE base of Bachelor Mountain. Comment
  CLARK-A1528-22  Chlorogalum pomeridianum C. M. Flanagan 1973-5-31 OO 620 Riverside Morongo Indian Reservation 1158 Comment
  UCR228933  Chorizanthe coriacea A. C. Sanders 2011-4-6 39000 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. 1.5 mi. NE (73 deg. ) of Glen Ivy Hot Springs, 0-0.4 mi. NE of I-15 crossing 320 Comment
  UCR278090  Chorizanthe coriacea Tim Searl 2011-6-4 s.n. Riverside Gavilan Hills, Kamlin Mission Church property, c. 5.7 miles west of Perris and c. 0.5 mile west of Steele Valley 686 Comment
  RSA192062  Chorizanthe fimbriata E. W. Lathrop 1966-5-9 6276 Riverside 3 miles SW of Murrieta between Mesa de la Punta and Sandia Canyon. Comment
  HSC85276  Chorizanthe fimbriata var. fimbriata Steve Boyd 1986-5-1 1785 Riverside SW Perris Basin: Hill W of Skunk Hollow. Comment
  UCR139182  Chorizanthe parryi var. parryi Virginia Moran 2003-5-23 s.n. Riverside Johnson Ranch (managed by Center for Natural Lands Management), vicinity of Skunk Hollow and Santa Gertrudis Creek, 'knoll 2' in area of transects established by CNLM 425 Comment
  UCR21954  Chorizanthe parryi var. parryi Steve Boyd 1980-5-11 231 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  CAS-BOT-BC257185  Chorizanthe polygonoides var. longispina Steve Boyd 1986-5-1 1788 Riverside Southwestern Perris Basin: Hill W of Skunk Hollow Comment
  RSA585738  Chorizanthe polygonoides var. longispina D. L. Banks, S. D. Boyd 1995-5-9 401 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 790 Comment
  RSA596943  Chorizanthe polygonoides var. longispina D. E. Bramlet 1995-4-26 2396 Riverside Shipley multi species reserve; Beside (E.) equestrian trail above a large ephemeral wash and approximately 122m SW of Tucalota Creek. The site is 610m north of access road BM 1487. 488 Comment
  SD137672  Chorizanthe polygonoides var. longispina Darin L. Banks, Steve Boyd 1995-5-9 317 Riverside NW Palomar Mountains, north of the Agua Tibia Wilderness Area, north slope of Agua Tibia Mountain, the Dorland Mountain area, west of the Dripping Springs Alcove Area, west of Woodchuck Campground 730 Comment
  UCR237874  Chorizanthe polygonoides var. longispina Mark A. Elvin 2003-3-26 2365 B Riverside San Jacinto Mountains, Garner Valley off Fobes Ranch Rd., east of Hwy 74 1372 Comment
  UCR252817  Chorizanthe procumbens John Dvorak 2011-4-21 015 Riverside Peninsular Ranges: Santa Ana Mountains, Santa Margarita Ecological Reserve, 150 meters east of the Santa Margarita River, 1.7 km west of Via Tornado, 145 meters southwest from end of dirt road 268 Comment
  RSA457799  Chorizanthe rigida Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2193 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine. 400 Comment
  SEINET7072843  Chorizanthe rigida A. G. Vestal 1963-5-19 s.n. Riverside About 0.5 mile west of Cahuilla. Coordinate datum: WGS84/NAD83. (33? deg. 32' 25" North Latitude, -116? deg. 45' 8" West Longitude, Coordinate datum: NAD27.). Comment
  POM10485  Chorizanthe staticoides Charlotte M. Wilder 1903-6-4 203 Riverside Wilder's Canyon. Jurupa Hills. 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
  RSA476634  Chrysolepis sempervirens M. B. Dunkle 1933-7-19 3689 Riverside Tahquitz Peak. San Jacinto Mts. 2652 Comment
  UCR611  Chrysolepis sempervirens S. C. Warner 1956-5-20 s.n. Riverside San Jacinto Mtns., 1.5 mi. above Marion Mountain Camp along the trail to San Jacinto Peak 2561 Comment
  CLARK-A1528-5224  Chrysopsis villosa var. fastigiata John C. Roos 1949-9-17 4657 Riverside Whitewater Wash Comment
  RSA93245  Chrysothamnus paniculatus F. W. Peirson 1920-12-29 2334 Riverside 1.5 miles E of Whitewater Station near Point of Rocks 305 Comment
  SD248462  Chylismia claviformis T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance. 2013-3-8 7283 Riverside Sonoran (Colorado) Desert: south of Hwy I-10, north of the Chuckwalla Mountains, Chuckwalla Valley Road c. 1.4 km west of its junction with Augustine Pass Road (East of Aztec Mines 7.5'Q) 136 Comment
  UCSB12874  Chylismia claviformis Breedlove, Dennis 1962-3-11 Riverside Cat Creek wash; 3 miles southwest of Palm Desert 426 Comment
  UCSB44671  Chylismia claviformis Hibbard, Doug 1977-5-16 Riverside Off NW side of Hwy 74; 11.8 miles from its intersection with Hwy 111 1036 Comment
  CAS-BOT-BC160601  Chylismia claviformis subsp. aurantiaca E. A. McGregor 1917-3-18 729 Riverside 4 mi up Painted [Canon] Canyon Comment
  GMDRC9795  Chylismia claviformis subsp. aurantiaca J. M. Andre 2017-3-1 37997 Riverside Orocopia Mountains: north end of range, near BLM Rd # 133, 3.5 mi. SE of Interstate 10 (at Box Cyn/Cottonwood Spring Rd exits). 606 Comment
  UC874160  Chylismia claviformis subsp. aurantiaca I. W. Clokey and B. C. Templeton 1930-4-9 4725 Riverside n Palm Springs; Colorado Desert 170 Comment
  JEPS30448  Cirsium occidentale var. californicum Donald Kyhos 1958-5-16 58 -186 Riverside 1 mi up road toward Mount Santa Rosa summit; San Jacinto Mts. Comment
  UCR89755  Cirsium occidentale var. californicum Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3300 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
  UCR183020  Cirsium occidentale var. occidentale Mitch Provance 2003-5-5 4426 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  RSA741377  Cirsium scariosum Scott D. White, Justin M. Wood 2008-5-15 11975 Riverside San Jacinto Mountains: Garner Valley, NW of Fobes Ranch Rd and NE of Hwy 74, valley bottom. 1357 Comment
  UCR195116  Cirsium vulgare A. C. Sanders, Tim Thomas 2008-8-1 35945 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek near Mountain Center, SE of Keenwild Fire Station 1402 Comment
  RSA776190  Cistanthe ambigua Amber Swanson, Duncan S. Bell 2011-3-10 207 Riverside Mecca Hills, E of Painted Cyn Rd Comment
  RSA0017423  Cistanthe ambigua Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  POM12974  Cistanthe monandra P. A. Munz, I. M. Johnston 1922-5-21 5516 Riverside 1/2 mile above Keen Camp, San Jacinto Mountains 1524 Comment
  RSA615135  Citrus sinensis A. C. Sanders 1997-3-2 19774 Riverside N of Spruce St between the RR and the Gage Canal. near foot of Box Springs Mtns. 305 Comment
  UC1979555  Clarkia epilobioides Darin L. Banks, Steve Boyd 1995-5-9 381 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. Comment
  CAS-BOT-BC163867  Clarkia purpurea subsp. quadrivulnera Steve Boyd 1986-4-19 1709 Riverside Temescal Canyon: Flats at SE end Alberhill Mountain Comment
  CSUSB234  Clarkia purpurea subsp. quadrivulnera Leland R. Dykes 1962-4-22 41 Riverside Along state highway 71, 7 miles south of Corona Comment
  UC20334  Clarkia purpurea subsp. quadrivulnera Geo. F. Reinhardt June 1897 Riverside San Jacinto Mountains Comment
  UCR111985  Clarkia purpurea subsp. quadrivulnera A. C. Sanders, T. B. Salvato 2000-5-25 23417 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
  RSA759272  Claytonia parviflora Robt Allen, Lorrae Fuentes 2008-4-10 s.n. Riverside San Juan Canyon watershed. Along Bear Canyon Trail, 0.08 air mi. SSE of the trailhead near Ortega Hwy. 628 Comment
  RSA781221  Claytonia parviflora A. C. Sanders, Matthew Malle 2010-4-23 37992 Riverside Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  UCR213622  Claytonia parviflora A. C. Sanders, Matthew Malle 2010-4-23 37992 Riverside Peninsular Range, Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  CLARK-A1045-96  Claytonia perfoliata var. parviflora George K. Helmkamp 1977-4-30 Riverside San Jacinto Mountains 6 miles west of Pine Cove; on dirt road between Pine Cove and North Fork of the San Jacinto River; ; San Jacinto Peak 7.5'Q 1676 Comment
  RSA192753  Clematis lasiantha J. D. Olmsted 1959-4-12 367 Riverside W Corona; Chase Drive, turn right to wash, 2-3 mi. up wash road in Santa Ana Mountains. 762 Comment
  POM188067  Clematis ligusticifolia L. Crutcher 1933-8-19 20 Riverside Camp Tahquitz, San Jacinto Mountains. Comment
  POM302504  Clematis ligusticifolia J. C. Roos 1943-8-8 2700 Riverside Hall Canyon. Comment
  POM128359  Clematis pauciflora Thos. Craig 1927-4-23 212 Riverside Glen Ivy. Comment
  UCR281276  Clematis pauciflora Mitch Provance, Jeremiah George 2017-3-21 317- 11 Riverside Temescal Valley, N of Hwy 15, and adjacent to S side of Temescal Canyon Rd., above Horsethief Wash (E branch impeded by development) 370 Comment
  POM293210  Cleome isomeris Lyman Benson 1945-3-29 11625 Riverside Canyon on Palm Springs Road, Colorado Desert, Little San Bernardino Mountain. 610 Comment
  RSA124985  Cleome isomeris P. H. Raven 1958-1-23 10409 Riverside Sandy wash along United States Highway 99 [Hwy 10], 7.8 miles west of Thousand Palms turnoff. Comment
Read comments Sep 10 2011
  UCR234409  Cnicus benedictus Kai T. Palenscar 2010-4-3 s.n. Riverside City of Riverside; Santa Ana River, just north of Martha McLean-Anza Narrows Park 217 Comment
  RSA0117427  Collinsia concolor Scott D. White 1991-4-10 91 -45 Riverside Diamond Valley area, ca. 1/2 mi. E of Mica Butte, and S of Cactus Valley Road. 610 Comment
  UC1537416  Collinsia concolor Gordon H. True Jr. 1935-3-11 64 Riverside Sycamore Canyon; Box Springs 365 Comment
  UCR121246  Collinsia heterophylla Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2263 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
Read comments May 28 2017
  GMDRC3109  Colubrina californica J. Andre, T. La Doux 2008-9-13 10276 Riverside Eagle Mountains: at Joshua Tree Natl. Park boundary, lower slopes of south end of Eagle Mtns, along aqueduct access road 33 deg. 44.231' N 115 deg. 29.059' W. Elev. 1164 ft. 355 Comment
  RSA45543  Colubrina californica J. C. Roos 1949-4-10 4231 Riverside 3.5 mi. SE of Desert Center, Chuckwalla Mountains. 610 Comment
  RSA0093968  Condalia globosa var. pubescens A. C. Sanders, Tim Thomas, T. B. Salvato 2012-11-1 40508 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
  UCR260226  Condalia globosa var. pubescens A. C. Sanders, Jim Malusa 2015-3-10 41390 Riverside Sonoran (Colorado) Desert, north end of Chocolate Mountains, Bradshaw Trail just outside US Navy Chocolate Mountains Aerial Gunnery Range 605 Comment
  UCR41565  Condalia globosa var. pubescens A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6042 Riverside Chuckwalla Bench, W side of Chuckwalla Mtns, 9 miles south of Hwy I-10 on the Gasline Road, 2 mi. airline south of the Model Mine 579 Comment
  SBBG104075  Condea emoryi A. C. Sanders, E. J. Lawlor 1992-4-4 12113 Riverside within 0.5 mi of McCoy Spring; slopes below and to the south and cyn bottom 243 Comment
  SBBG27785  Condea emoryi D. Myrick 1964-4-30 839 Riverside Palms to Pines (St Hwy 74), 10 mi W of Palm Desert 914 Comment
  HSC85248  Conium maculatum Steve Boyd 1986-4-22 1727 Riverside Temescal Canyon: Walker Canyon area, where Alberhill Creek (=Temescal Creek) flows between Alberhill Mtn. and Gavilan Hills. Comment
  UCR189584  Convolvulus simulans Theresa Johnson 2006-3-30 006 Riverside Peninsular Range, Santa Rosa Plateau, western edge of Mesa de Burro 571 Comment
  UCR241383  Convolvulus simulans T. B. Salvato, Mike Landers 2013-3-21 7385 A Riverside Perris-Aguanga Basin, Murrieta, between Hwy 215 and State Route 79 (Winchester Rd), 0.23 mi east of the intersection of Keller Rd and Menifee Rd 470 Comment
  UCR87116  Convolvulus simulans Steve Boyd 1991-5-10 6219 Riverside Santa Ana Mtns, Temescal Canyon, E base of mountains, just SE of Indian Truck Trail off ramp of Hwy I-15, south of DePalma Road 366 Comment
  POM15182  Coreopsis californica Mary F. Spencer 1922-4-10 653 Riverside Snow Creek prope [near] Palm Springs Comment
  POM356162  Corethrogyne filaginifolia Albert J. Perkins 1916-9-2 s.n. Riverside Idylwild Comment
  SBBG95154  Corethrogyne filaginifolia S. D. White 1990-10-2 Riverside Vail Lake area, Hwy 79, immediately W of Dripping Springs Guard Station 487 Comment
  SD136906  Corethrogyne filaginifolia Steve Boyd 1994-10-14 8401 Riverside San Mateo Canyon Wilderness Area, along the Fisherman's Camp Trail. 449 Comment
  SD229082  Corethrogyne filaginifolia Dick Schwenkmeyer 2011-8-25 656 Riverside Thomas Mountain, Tool Box Springs Campground 1857 Comment
  UCSB6470  Corethrogyne filaginifolia Kamb, Peter 1948-10-21 Riverside Hall Canyon, San Jacinto Mts. 1645 Comment
  UCR118244  Cotula australis Mitch Provance, J. Ross 1999-4-1 1732 Riverside Jurupa Mountains, saddle c. 0.5 km east of peak 1437 in the W portion of the Jurupa Mountains. 427 Comment
  SD125721  Crassocephalum crepidioides A. C. Sanders 1986-9-15 6960 Riverside Temecula. Comment
Read comments Sep 10 2011
  RSA359856  Crassula connata Steve Boyd 1986-4-2 1630 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  CLARK-A1528-5379  Cressa truxillensis John C. Roos 1952-5-21 5703 Riverside San Jacinto River Comment
  POM129654  Cressa truxillensis J. D. Abrams 1900-05 11204 Riverside Elsinore Comment
  POM118203  Crossosoma bigelovii Theodore Labouchere 1915-4-15 s.n. Riverside Borders of the Colorado Desert on the easterly side of San Jacinto Mountain, in the lower Sonoran Zone. Comment
  LA211610  Croton californicus Mark A. Elvin; 1998-5-12 857 Riverside Along Santa Ana River between Colton and Riverside. 271.0 Comment
  RSA33476  Croton californicus N. C. Cooper 1944-4-21 1141 Riverside Banning 701 Comment
  RSA70555  Croton californicus F. W. Peirson 1932-11-26 9661 Riverside Thousand Palms. 122 Comment
  UCR109479  Croton californicus A. C. Sanders, Pam MacKay, Tim Thomas, O. F. Clarke 1996-11-23 19651 Riverside San Bernardino Mtns., Whitewater Canyon, just below the fish hatchery 648 Comment
  UCR128255  Croton californicus A. C. Sanders, Kelly Volansky 2003-10-16 27345 Riverside Moreno Valley, lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. 534 Comment
  POM87349  Croton californicus var. mohavensis Marcus E. Jones 1903-5-10 s.n. Riverside Palm Springs. 61 Comment
  RSA480702  Croton californicus var. mohavensis H. de Forest 1924-3-28 s.n. Riverside Palm Springs. Comment
  SD42975  Croton setiger Ethel Bailey Higgins 1948-3-21 Riverside near Elsinore Comment
Read comments Jul 11 2010
  UCR141253  Croton setiger A. C. Sanders, Kelly Volansky 2004-10-6 28819 Riverside Santa Ana Mtns./Santa Rosa Plateau, 41050 Avenida La Cresta, south of Sierra Maria Rd. and c. 1.5 mi. north of Tenaja Rd., c. 2 miles NW of the Mesa de Colorado 671 Comment
  CDA1924  Crypsis schoenoides Steve Boyd, Orlando Mistretta 1989-7-18 3764 Riverside Vail lake area, conflence of Kolb Creek with lake. Comment
  CAS-BOT-BC189259  Cryptantha John H. Thomas 1957-3-29 6516 Riverside Between Banning and Cabazon, about 2 miles E of Banning near railroad tracks 609 Comment
  RSA784773  Cryptantha angustifolia Duncan S. Bell 2012-3-18 3177 Riverside Mecca Hills; southeastern section of hills; up a side canyon of the east fork of Hidden Springs Canyon, approximately 1.5 air mile southwest of Hidden Spring. 129 Comment
  SEINET235768  Cryptantha angustifolia Scott D. White 1998-2-9 6082 Riverside Coachella Valley La Quinta/Palm Desert Area: Whitewater River Channel at and near Miles Ave. crossing. 30 Comment
  UC1601978  Cryptantha angustifolia E. E. Schellenger 1905-3-12 Riverside Palo Verde Valley Colorado Desert Comment
  UC517552  Cryptantha angustifolia John Thomas Howell 1928-3-11 3437 Riverside 6 mi se Garnet Station; Colorado Desert 152 Comment
  SEINET10455844  Cryptantha angustifolia David B. Dunn, A. Folsom 1948-6-17 Dunn 3808 Riverside Near quad 2; borage. At camp in Pushawalla canyon under palm. Desert wash, Indio Hills, Colorado Desert. Comment
  RSA511314  Cryptantha barbigera A. C. Sanders 1988-5-11 7797 Riverside Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal in a wash E of the gasline road from Niland. 548 Comment
Read comments Jun 15 2012
  RSA678229  Cryptantha barbigera Valerie Soza, J. M. Porter, Gary D. Wallace 2001-4-2 1098 Riverside Mouth of West Wide Canyon, NNW of junction of Dillon Road and Ford Avenue. 396 Comment
  UC218093  Cryptantha barbigera P. A. Munz, D. Keck 1922-4-9 4757 Riverside near Mecca; Shavers Well 76 Comment
  UCR47671  Cryptantha barbigera F. R. Fosberg 1932-3-13 10627 Riverside Sonoran (Colorado) Desert, Coachella Valley, Thousand Palms Canyon 213 Comment
  JOTR29608  Cryptantha barbigera var. fergusoniae Andre, Jim 2006-4-26 6745 Riverside Joshua Tree National Park. about 0.5 mi. NNE of Rattlesnake Spring on ridge just south of radio tower and NE corner of park boundary 1320 Comment
  UCR243166  Cryptantha barbigera var. fergusoniae LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4328 Riverside Transverse Ranges; San Bernardino Mountains, Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat Canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W. Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon 871 Comment
  UCR140302  Cryptantha corollata A. C. Sanders 2004-4-9 27455 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., in central valley among the three peaks 518 Comment
  JEPS116968  Cryptantha costata David Gowen 2008-3-25 823 Riverside Sand dunes about 3 miles south of Rice. Comment
  JOTR33865  Cryptantha costata La Doux, Tasha, A. Miller and G. Clifton 2009-4-9 3057 Riverside Joshua Tree National Park. north eastern tip of Eagle Mountains; sandy fans leading to Pinto Wash 357 Comment
  POM47499  Cryptantha costata Mary F. Spencer 1920-4-7 1527 Riverside Palm Canyon. Colorado Desert 182 Comment
  RSA0078966  Cryptantha cycloptera LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1428 Riverside Chocolate-Chuckwalla Mountains region: Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  RSA0079341  Cryptantha cycloptera Lyman Benson 1933-3-31 4169 Riverside Beginning of Hemet Road [presumably Hwy 74 on desert side, Deep Cyn.] Colorado Desert watershed. 549 Comment
  UCR279375  Cryptantha decipiens A. C. Sanders, Jim Malusa 2017-3-24 42953 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, large wash south of Bradshaw Trail, c. 11 km SE of Gasline Rd. 729 Comment
  CAS-BOT-BC168489  Cryptantha intermedia A. C. Sanders; Seung-Chul Kim; Plant Taxonomy Class 2005-5-7 30040 Riverside Peninsular Range, Agua Tibia Mountains: UC Emerson Oaks Reserve, ca. 8 miles southeast of Temecula, S of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  CLARK-A1528-1119  Cryptantha intermedia Charles S. Papp 1965-6-13 835 Riverside San Jacinto Mountains 1371 Comment
  POM293650  Cryptantha intermedia Lyman Benson 1946-4-15 12027 Riverside 2 miles east of Banning, Colorado Desert 609 Comment
  RSA628464  Cryptantha intermedia A. C. Sanders 1994-5-29 14547 Riverside San Bernardino Mountains: Morongo Indian Reservation, among hills on the low pass between Millard Cyn. and Potrero Cr. 750 Comment
  RSA657172  Cryptantha intermedia Bob Rogers 1984-4-21 12 Riverside collected along trail and bank area on the west side of Strawberry Creek heading upstream. Starting point was 4.9 miles from Cranston ranger station heading East on Hwy. 74. 915 Comment
  RSA773125  Cryptantha intermedia Duncan S. Bell, Joy England 2010-6-4 1260 Riverside San Bernardino National Forest: Garner Valley, approximately 3.2 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 1430 Comment
  SBBG32020  Cryptantha intermedia C. H. Muller 1952-4-5 9494 Riverside White Water Cyn, 1 mi above White Water Comment
  UC64406  Cryptantha intermedia H. M. Hall 1897-3-23 399 Riverside Winchester Comment
Read comments Mar 20 2011
  UC857162  Cryptantha intermedia Mary F. Spencer 1922-4-23 2087 Riverside Banning Millard Canyon 716 Comment
Read comments Mar 13 2011
  UCR128917  Cryptantha intermedia A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23902 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
  UCR136268  Cryptantha intermedia A. C. Sanders 2004-4-20 27545 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
  UCR20917  Cryptantha intermedia A. C. Sanders 1978-7-5 00199 Riverside San Jacinto Mountains, James Reserve, near head of Lake Fulmor at the mouth of Indian Creek 1616 Comment
  UCR241692  Cryptantha intermedia T. B. Salvato 2013-3-22 7400 Riverside Perris-Aguanga Basin, southern end of Menifee Valley, between Hwy 215 and Winchester Rd (Hwy 79), south of Los Alamos Rd, rocky slopes flanking Warm Springs Creek 396 Comment
  UCR43757  Cryptantha intermedia A. C. Sanders, B. Pitzer 1986-4-30 6491 Riverside San Jacinto Mtns, head of Bee Canyon along Bee Canyon Road, 1.7 mi. above mouth of canyon at the San Jacinto River Valley. 795 Comment
  RSA0029037  Cryptantha intermedia Keith E. Hoffmaster 1936-4-26 710 Riverside Box Springs grade, E. of Riverside. Comment
  SEINET4568277 Image available Cryptantha maritima Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4595 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  POM46810  Cryptantha maritima Mary F. Spencer 1920-4-7 1528 Riverside Palm Canyon, Colorado Desert 213 Comment
  POM99142  Cryptantha maritima Marcus E. Jones 1926-2-16 s.n Riverside Corn Spring, Chuckwalla Mountains, Colorado Desert. Comment
  UCR279596  Cryptantha maritima var. pilosa A. C. Sanders, Jim Malusa 2017-3-28 43163 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
  UC1241172  Cryptantha micrantha Peter H. Raven 1959-5-18 14241 Riverside Lake Fulmor Comment
  UC573262  Cryptantha micrantha H. S. Yates 1937-3-23 6400 Riverside 2 mi n Palm Springs; San Jacinto Quad. 213 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
  UCR226929  Cryptantha micrantha var. micrantha Jim Andre 2011-2-2 16206 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
  SEINET1906766  Cryptantha microstachys A. C. Sanders 2005-1 29569 Riverside Peninsular Range: Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 mi . ESE of Gavilan Peak 622 Comment
  UCR115432  Cryptantha microstachys Scott D. White, D. E. Bramlet 1999-4-22 7244 Riverside Lake Skinner area, Ridgetop, north, west, and northwest facing slopes of Bachelor Mtn. 762 Comment
  UCR127340  Cryptantha muricata A. C. Sanders, T. B. Salvato, Mitch Provance 2003-4-4 25845 B Riverside San Bernardino/Santa Ana River Valley Region, Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope 421 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
  UCR44198  Cryptantha muricata A. C. Sanders 1986-6-1 6537 Riverside San Jacinto Mtns., trail to Spitler Peak from the Herkey Creek Camp to Bonita Vista road [=Apple Canyon Rd.] 1829 Comment
  RSA0079565  Cryptantha muricata var. jonesii J. T. Howell 1927-8-2 s.n. Riverside Near Strawberry Valley, Mt. San Jacinto. 1677 Comment
  UCD80956  Cryptantha nevadensis Chuck Hughes 2009-3-23 59 Riverside South of Highway 62 near the abandoned Desert Center Airport. Near city of Rice. 219 Comment
  UCR279548  Cryptantha nevadensis var. nevadensis A. C. Sanders, Jim Malusa 2017-3-27 43133 Riverside Sonoran (Colorado) Desert, NW edge of Chocolate Mountains, lower Salt Creek on the illegal OHV road from the Coachella Canal to the trestle, inside Navy Aerial Gunnery Range 44 Comment
  RSA0079104  Cryptantha pterocarya var. pterocarya Duncan S. Bell 2010-4-2 703 Riverside Arica Mountains: along jagged ridgeline of mountain range; in the Palen/McCoy wilderness. Collecting on a sand ramp located just below the ridgeline on the eastern side that was trapped between the ridgeline and the steep narrow rocky canyons below it. 595 Comment
  POM13231  Cryptantha racemosa E. C. Jaeger 1921-4-3 1114 Riverside Pinyon Well, Mojave Desert, Riverside county Comment
  RSA0126639  Cryptantha utahensis Duncan S. Bell 2016-3-4 8798 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
  UC857320  Cryptantha utahensis C. L. Hitchcock 1940-3-29 5867 Riverside ca 100 yds e Cottonwood Spring; Cottonwood Canyon Comment
  CLARK-A1528-1171  Cucurbita palmata John C. Roos 1948-5-15 3830 Riverside Eagle Mountains 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
  UC28915  Cucurbita palmata H. M. Hall 1901-8-6 2654 Riverside vicinity of Riverside 457 Comment
  UCR262232  Cuscuta californica T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-23 3713 Riverside San Jacinto Mountains, San Jacinto River Canyon, along South Fork Trail (FSR 2E17), c. halfway between Hwy 74 and the bottom of the canyon 1274 Comment
  UC23234  Cuscuta californica var. papillosa S. B. Parish Apr 4 1896-Apr 13 1896 4130 Riverside Palm Springs (Agua Caliente), desert base of San Jacinto Mt. San Jacinto Mt. 152 Comment
  UCR99404  Cuscuta californica var. papillosa Scott D. White 1996-8-15 4467 Riverside San Jacinto Mtns., Idyllwild Area: Alvin Meadows and unnamed canyon upstream. Upper margin of area that burned in July, 1996 1585 Comment
  POM48532  Cuscuta salina P. A. Munz 1924-6-21 8202 Riverside On Cressa, alkaline dry flats, Lake Elsinore. 372 Comment
  CLARK-A1528-2579  Cycloloma atriplicifolium John C. Roos 1965-9-26 Riverside Indio Comment
  UCR266411  Cycloloma atriplicifolium D. E. Bramlet, Fred M. Roberts 2005-6-6 3872 Riverside San Jacinto Valley, San Jacinto River at Sanderson Ave., north of Ramona Expressway 447 Comment
  UCR93074  Cycloloma atriplicifolium A. C. Sanders, S. Ogg 1994-7-28 15171 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd. Bridge 243 Comment
  JOTR01120  Cylindropuntia bigelovii Cole, James E. 1941-5-21 764 Riverside Joshua Tree National Park. CHOLLA GARDENS, PINTO BASIN 487 Comment
  UCR117348  Cylindropuntia californica var. californica Mitch Provance 1998-3-22 282 Riverside Riverside, VABM 1031, Hill traditionally called 'Lionshead', or also referred to as 'Challen Hill', located near the corner of Harrison St. and California Ave. in the Arlington area 305 Comment
  RSA0083637  Cylindropuntia ganderi Lyman Benson 1962-2-17 16141 Riverside 4 miles northeast of Aguanga. 915 Comment
  UCR246557  Cynanchum utahense Duncan S. Bell 2009-4-19 273 Riverside Arica Mountains, west side of range, c. 2.5 air miles SW of Priests Well 391 Comment
  CHSC36065  Cynodon dactylon Paul Bailey 1972-5-14 131 Riverside Roadside 5 miles SE of Temecula, Hwy S 16, Pechanga Canyon. 670 Comment
  RSA658241  Cynodon dactylon A. Sleigh, A. Haimov 1992-5-26 123 Riverside 30 meters east side of Davis Road. 1 1/2 miles north of Ramona Expressway, San Jacinto Wildlife Area access road. Comment
  RSA549282  Cyperus acuminatus Steve Boyd, Timothy S. Ross, D. Zippin, T. Oberbauer 1991-6-14 s.n. Riverside Skunk Hollow area, 2 miles E of Murrieta Hot Springs, just W of Second San Diego Aquaduct. Comment
  SEINET7581721 Image available Cyperus erythrorhizos Steve Boyd 1982-11-2 s.n. Riverside Gavilan Hills region, Temescal Canyon at the confluence of "Estelle Creek" and Temescal Creek, at the northern end of the entrenched meander of Temescal Creek at the western base of Estelle Mountain. 329 Comment
  UCR199768  Cyperus niger Scott D. White, Angelia Carey and Linda Archer 2004-8-5 10680 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Indian Creek and adjacent uplands, from confluence with San Jacinto River to c. 2 miles upstream 610 Comment
  CHSC97910  Cyperus rotundus K. E. Hoffmaster 1958-7-1 Riverside Indio Comment
  CAS-BOT-BC70572  Cystopteris fragilis Carl B. Wolf 1932-8-5 3974 Riverside San Jacinto Mts., summit of San Jacinto Peak 3293 Comment
  RSA498344  Dalea mollis Robert L. Dressler 1949-3-19 386 Riverside Box Canyon, Orocopia Mts. Comment
  UC865993  Dalea mollis P. A. Munz and D. Keck 1922-4-8 4738 Riverside Mecca Colorado Desert, Mecca -30 Comment
  HSC87170  Dalea mollissima Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. Ross 1988-3-10 2167 Riverside Palen Pass at the N end of the Palen Mtns. 500 Comment
  RSA134873  Dalea mollissima L. S. Rose 1959-1-10 s.n Riverside La Quinta 15 Comment
  UC537050  Danthonia unispicata M. E. Jones Sept. 1933 Riverside San Jacinto Mts. Comment
  POM193517  Dasyochloa pulchella J. B. Feudge 1929-9-15 2026 Riverside Cottonwood Springs, Colorado Desert. Comment
  RSA4963  Dasyochloa pulchella C. B. Wolf 1932-4-27 3034 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
Read comments Dec 11 2011
  UCR167369  Datura discolor John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, NNE of Rancho Dos Palmas, between Coachella Canal siphons 28 and 29 24 Comment
  UCR86200  Datura discolor A. C. Sanders 1995-5-23 17120 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
  SEINET7048151  Datura wrightii Steven R. Hill 2001-5-3 33652 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
  RSA619540  Daucus pusillus D. L. Banks 1997-5-5 1989 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek, along the south fork of Pechanga Creek. 396 Comment
  UCR133693  Daucus pusillus Chet McGaugh 2003-5-10 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  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
  UCR194237  Daucus pusillus Mitch Provance, Michael L. Fugate 2005-4-14 10051 Riverside San Bernardino Valley, near the water tanks just E of Versity Hill, or what is known locally as Coyote Hill (pk 1386), a few hundred yards SSE of the UCR Campus 396 Comment
  CAS-BOT-BC299322  Deinandra fasciculata Palmer Stockwell 1935-5-12 1221 Riverside 2.5 mi. N. of Elsinore Comment
  SBBG118904  Deinandra mohavensis M. Wall with C. and D. Whiting 2005-8-6 402 Riverside SE Hemet, Santa Rosa Hills, Simpson Park; T5S R1E S30 SW/4 Comment
  UCD131161  Deinandra mohavensis A. C. Sanders; T. Schram, D. Wappler 1994-10-4 15775 Riverside San Jacinto Mountains: nameless tributary Azalea Creek ca. 1 mile due south of the Twin Pines Ranch buildings. Comment
  JEPS38269  Deinandra paniculata W. L. Jepson 1901-5-17 1226 Riverside Comment
Read comments May 15 2011
  RSA0025297  Deinandra paniculata R. E. Riefner Jr. 2010-6-5 10 -50 Riverside City of Riverside, Sycamore Canyon Park, W ca. 0.5 mi from Cottonwood Ave. and Sycamore canyon Blvd. 135 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
  UC63231  Deinandra paniculata Jepson 1226 Riverside Box Springs 457 Comment
  RSA13071  Delphinium cardinale Percy C. Everett 1935-7-11 7265 Riverside E base Santa Ana Mountains, Temescal Can., 1/2 mi. W Corona-Elsinore Highway, on road to Glen Ivy. 366 Comment
  SDSU10031  Delphinium cardinale Thomas Zink 1971-7-1 Riverside Along a side road off Indian Canyon Rd. in Temescal Canyon. 305 Comment
  LA207333  Delphinium gypsophilum L. N. Goodding; November 1943 sn Riverside 50 mi. S of Indio, along highway Comment
Read comments Mar 26 2014
  RSA0018982  Delphinium parishii subsp. parishii Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2143 Riverside Santa Rosa Mountains. Comment
  CLARK-A1528-783  Delphinium parryi C. M. Flanagan 1973-5-31 OO 607 Riverside Morongo Indian Reservation 0 Comment
  RSA278308  Delphinium parryi C. W. Tilforth, Walter Wisura 1979-5-23 1805 Riverside Murrieta-DeLuz Rd., ca. 2 air miles south of Murrieta. 335 Comment
  UCR156481  Delphinium parryi Jason L. Hlebakos 2005-5-3 619 Riverside Santa Ana Mtns, Open slope east and downslope from Elsinore Peak 1049 Comment
  UCR213831  Delphinium parryi Scott D. White, Justin M. Wood 2009-5-21 12846 Riverside San Jacinto Mountains, McMullen Flat area, 0.35 north on Valley Hi Drive, from intersection with Twin Pines Road 1201 Comment
  CAS-BOT-BC121436  Delphinium parryi subsp. parryi E. K. Balls 1949-5-4 13478 Riverside Cajalco Road, 2 miles from Corona to Elsinore Highway on road to Lake Matthews, Gavilan Hills. Comment
  UCR35067  Dendromecon rigida L. B. Ziegler 1968-3-27 269 Riverside San Jacinto Mountains, upper Poppet Flats Rd., on Dry Mountain ridge 976 Comment
  CAS-BOT-BC198174  Deschampsia danthonioides John Thomas Howell 1930-5-10 4776 A Riverside Marsh Field Comment
  RSA336172  Deschampsia danthonioides R. F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 52003 Riverside Santa Rosa Plateau: Mesa de Colorado 610 Comment
  RSA557346  Deschampsia danthonioides Julie Greene 1993-5-12 1305 Riverside San Jacinto Wildlife Area; south of gated W-E road, east of Davis Road. 433 Comment
  RSA198989  Deschampsia danthonioides var. gracilis R. F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37430 Riverside Santa Rose Plateau: Mesa de Colorado, Rancho California. 671 Comment
  UCD62783  Deschampsia danthonioides var. gracilis Alan A. Beetle 1946-6-10 4404 Riverside San Jacinto Mts., Camp Keene Meadow. Comment
  POM162730  Deschampsia elongata Ralph Hoffmann 1929-9-6 s.n. Riverside San Jacinto Mts. 2439 Comment
  RSA49350  Descurainia pinnata subsp. glabra P. A. Munz 1949-4-11 13016 Riverside Near Conejo Well, north base of Eagle Mts 915 Comment
  UCR16142  Descurainia pinnata subsp. menziesii A. C. Sanders 1973-4-28 00225 Riverside Peninsular Range; San Jacinto Mtns., east of Garner Valley, along switchbacks in trail from Morris Ranch Road to Cedar Springs 2012 Comment
  RSA741073  Descurainia sophia Scott D. White, Justin M. Wood 2008-6-5 12081 Riverside Garner Valley: Hwy 74 at Thomas Mountain Rd. - SW corner of junction. 1326 Comment
  UCR225590  Dichelostemma capitatum A. C. Sanders, T. B. Salvato 2011-3-29 38882 Riverside Peninsular Range; Perris-Aguanga Basin Region, between Sun City and Perris, along powerline corridor between Byers St. at west end of McLaughlin Rd. and Wheat St. 447 Comment
  CAS-BOT-BC500848  Dichelostemma capitatum Milo S. Baker 1928-4-3 2807 b Riverside Tahquitz Canyon near Palm Springs Comment
  RSA180310  Dichelostemma capitatum subsp. capitatum E. W. Lathrop 1965-4-18 5666 Riverside 10 miles west of Murrieta. Comment
  RSA586152  Dichelostemma capitatum subsp. capitatum Darin L. Banks, Steve Boyd 1995-3-30 114 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., W of the Dripping Springs Alcove, E of the Woodchuck Trail. 713 Comment
  SD153003  Dichelostemma capitatum subsp. capitatum Steve Boyd, Tim Ross 1992-5-4 7183 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness area, Oak Flats area east of Verdugo Potrero. Rolling terrain. Common on heavy soil, native grassland and adjacent openings in chaparral and oak woodland. 730 Comment
  CAS-BOT-BC292191  Dicoria canescens Marcus E. Jones 1924-10-1 s.n. Riverside Whitewater Comment
  CAS-BOT-BC292202  Dicoria canescens John C. Angsbury 1929-2-1 s.n. Riverside Indio Comment
  SD87727  Dicoria canescens F. W. Peirson 1920-12-29 Riverside 1.5 miles east of Whitewater Comment
Read comments Aug 21 2007
  CLARK-A1528-4588  Digitaria sanguinalis John C. Roos 1937-8-17 2547 Riverside San Jacinto Comment
  RSA737263  Digitaria sanguinalis Scott D. White, Justin M. Wood 2008-9-17 12539 Riverside Romoland, 1/4 mile S of Ethanac Rd, between San Jacinto Rd and Palomar Rd, just S of railroad tracks. 442 Comment
  UCR72460  Dimorphotheca sinuata Michael A. Patten 1992-5-28 92- 14 Riverside Peninsular Range, just east of Temecula, between Pauba Rd on the north & DePortola Rd on the south, the W boundary of site adjacent to Butterfield Stage Rd; property extending east c. 3400 ft. 366 Comment
  CAS-BOT-BC150878  Diplacus X australis Ynez Whilton Winblad 1941-5-27 s.n. Riverside San Juan Mts., San Juan Canyon, Highway 74 609 Comment
  CAS-BOT-BC167078  Diplacus brevipes Wayne Law; Jun Hu 2000-5-16 15 Riverside Peninsular Ranges; Santa Ana Mtns.: Eastern edge of Cleveland National Forest, above Temescal Valley in Indian Canyon, 11.8 mi S of Corona 396 Comment
  SD90541  Diplacus brevipes Robert F. Thorne, J. -P. Simon, C. W. Tilforth 1969-6-24 38099 Riverside San Bernardino National Forest, San Jacinto Mts.: Abobe James Reserve in Hall Canyon 1676 Comment
  RSA0019423  Diplacus fremontii N. C. Cooper 1949-6-29 4350 Riverside San Jacinto Mt. above Banning. Comment
  RSA0019424  Diplacus fremontii Barbara J. Ertter, Jeffrey L. Strachan 1979-6-26 2989 Riverside Banning - Idyllwild Road (Highway 243) at Black Mountain turnoff (Forest Road 4S01). Comment
  CAS-BOT-BC150673  Diplacus longiflorus P. C. Everett 1945-6-27 11503 Riverside Santa Ana Mts., Indian Canyon, Indian Canyon Truck Trail 609 Comment
  SBBG6932  Diplacus longiflorus M. Van Rensselaer 1945-11-25 1920 Riverside Hwy below Idyllwild 1463 Comment
  CAS-BOT-BC150876  Diplacus puniceus L. R. Abrams 1941-4-22 13876 Riverside Palomar School near Perris Comment
  RSA0019298  Diplacus puniceus D. L. Banks 1997-2-23 1305 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
  SEINET13778043  Diplacus puniceus Ynez W. Winblad 1938-1 Riverside Between El Capistrano and Lake Elsinore Comment
  JOTR30264  Ditaxis lanceolata Leary, Pat 1987-5-21 3830 Riverside McCoy Spring, McCoy Mountains, T5S R20E sec17 (unsurveyed), [UTMs estimated, January 2010] Comment
  JOTR33807  Ditaxis lanceolata La Doux, Tasha, B. Truesdell 2007-11-9 3324 Riverside Joshua Tree National Park. Eagle Mountains along south boundary of park, open bajada below mouth of Lost Palms Canyon (STOP 2) 601 Comment
  UCR5290  Ditaxis lanceolata O. F. Clarke 1966-10-5 661005- 06 Riverside Sonoran (Colorado) Desert, University of Calif, Riverside Desert Research Center [= Deep Canyon] 290 Comment
  JOTR30266  Ditaxis neomexicana Leary, Pat, Ed Rossick 1987-5-16 3824 Riverside Joshua Tree National Park. Hexie Mountains, Porcupine Wash, 5m from Ruby Lee Mine trailhead, T4S R11E sec1 (unsurveyed) [UTMs estimated, January 2010] Comment
  UCR103590  Ditaxis neomexicana George K. Helmkamp, E. A. Helmkamp 1998-2-18 2725 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; 0.3 mi south of Chuckwalla Rd. on Graham Pass Rd. 122 Comment
  VVC2111  Ditaxis neomexicana Tim Thomas 2012-8-23 5870 Riverside Colorado Desert, WNW of Blythe on east side of McCoy Mtns, 5 miles north of I-10 168 Comment
  RSA530742  Dithyrea californica M. B. Dunkle 1935-3-17 4396 Riverside Desert Center. 610 Comment
  POM2180  Dodecahema leptoceras J. D. Abrams 1901-05 3901 Riverside Elsinore. Comment
  RSA487199  Dodecahema leptoceras James L. Reveal 1988-5-23 6863 Riverside Along California Hwy 75 [74] at milepost 48, 3 miles E of Fairview Avenue in Valle Vista, N of the Hwy and south of the San Jacinto River. 610 Comment
  RSA586876  Dodecahema leptoceras D. L. Banks, S. D. Boyd 1995-5-3 250 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
  UCR19331  Dodecatheon clevelandii subsp. clevelandii Aleena M. Tarshis 1977-4-7 s.n. Riverside Riverside; Cajalco Rd., about 1 mile west of La Sierra Ave, Lake Mathews 457 Comment
  RSA757459  Downingia bella R. F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-05 55200 Riverside SW of Murrieta. Santa Rosa Plateau, Mesa de Colorado 625 Comment
  UC1531140  Downingia cuspidata Robert F. Thorne, M. Z. Thorne, and W. Wisura 1978-5-21 52005 Riverside Mesa de Colorado Santa Rosa Plateau 609 Comment
  UCR89423  Downingia cuspidata Scott D. White 1993-4-25 1277 Riverside Winchester Hills, near the old Salt Creek Channel Comment
  CAS-BOT-BC41636  Draba corrugata var. saxosa A. Davidson 1896-7-1 s.n. Riverside Summit of San Jacinto Mountain. Comment
  UCR217794  Draba cuneifolia Jim Andre, T. La Doux 2010-2-28 12561 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
  UCR25944  Draba cuneifolia John C. Roos 1947-3-15 3351 Riverside Sonoran (Colorado) Desert, Santa Rosa Mountains, mouth of Deep Canyon at foot of mtns. 366 Comment
  RSA0018442  Drymocallis lactea var. lactea J. D. Olmsted 1959-7-1 714 Riverside Wellman's Cienega between saddle and San Jacinto Peak along trail near stream crossing; 4.5 mi. NE of Idyllwild. San Jacinto Mountains, Willow-Tahquitz drainage area. 2805 Comment
  UCR37490  Dryopteris arguta Steve Boyd 1981-2-2 s.n. Riverside Peninsular Range, Gavilan Hills, Rocky Bluff Ridge Comment
  RSA645935  Dudleya lanceolata Scott D. White 1999-6-8 7451 Riverside Corona, near Bedford Canyon: foothills at eastern slope of Santa Ana Mts. ''Joseph Canyon'' wash near a disused quarry. 335 Comment
  SD146294  Dudleya lanceolata A. C. Sanders, Mitch Provance 1998-5-14 21846 Riverside Jurupa Mountains; Rattlesnake Mountain (hill 1452m), Crestmore, above watertank west of Cedar Ave. 366 Comment
  CAS-BOT-BC109606  Dudleya saxosa subsp. aloides C. B. Wolf 1932-5-25 3690 Riverside Gilman Ranch in foothills north of Banning. 1463 Comment
  CAS-BOT-BC109608  Dudleya saxosa subsp. aloides Carl B. Wolf 1937-4-5 8414 Riverside San Gorgonio Pass, 1 mile west of Whitewater. 365 Comment
  JOTR33935  Dudleya saxosa subsp. aloides La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2825 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
  POM197996  Dudleya saxosa subsp. aloides Donald A. Johansen, Joseph A. Ewan 1932-4-10 7062 Riverside Warrens Ranch at Whitewater. Comment
  RSA397791  Dudleya saxosa subsp. aloides T. W. Minthorn 1926-5-15 s.n. Riverside E of Banning. Comment
Read comments Jan 14 2010
  RSA94385  Dyssodia porophylloides F. W. Peirson 1919-4-14 1411 Riverside Murray Canyon, Palm Springs Region. 457 Comment
  RSA779017  Echinocactus polycephalus var. polycephalus Duncan S. Bell 2010-4-1 677 Riverside Arica Mountains: east side of mountain range approximately 1.5 air miles northwest of Priests Well, and approximately 5.7 air miles southwest of the ghost town of Rice. 389 Comment
  SEINET8037279 Image available Echinocactus polycephalus var. polycephalus Michael Chamberl 1990-1-11 18 Riverside 3.6mi S of Inyo county line on Route 127. On west side of small hill on west side of road. 300 Comment
Read comments Jun 4 2016
  SEINET8060018 Image available Echinocactus polycephalus var. polycephalus Michael Chamberl 1990-1-8 6 Riverside 3.8mi down Eagle Mt. Rd. off I-10. SE side of the road. 400 Comment
  CHSC8315  Echinocereus engelmannii Edward L. Smith 1957-4-3 230 Riverside 1 mi. n on hwy. 99 to 29 Palms, San Bernardino Mts. 91 Comment
Read comments Jun 21 2014
  UCR242708  Echinochloa crus-galli Dagne Duguma 2013-7-7 s.n. Riverside Santa Ana River Basin, Prado wetlands near Corona 155 Comment
  RSA289863  Eclipta prostrata B. A. Prigge 1980-12-15 4111 Riverside Coachella Valley Stormwater Channel: 3 miles S of Mecca where Lincoln Street crosses channel. -67 Comment
  OBI71128  Ehrharta erecta Michael Curto, Linda Allen 1992-7-15 845 Riverside Riverside, Univ of Calif campus, Arboretum, near entrance Comment
  CHSC23211  Elatine californica Robert F. Thorne; E. Lathrop et al. 1967-5-19 37967 Riverside Santa Rosa Plateau. Mesa de Colorado, Rancho California. 624 Comment
  RSA754124  Eleocharis acicularis W. Schlegel, Andrew Troutte, Jordan Zylstra 2008-8-29 15 Riverside Idyllwild: Skunk Cabbage Meadow. 2449 Comment
  HSC97606  Eleocharis geniculata A. C. Sanders, P. J. MacKay, D. L. Sanders 2003-2-9 25686 Riverside Colorado Desert, Coachella Valley, 84th Ave. E of Johnson St., near W edge of Salton Sea -67 Comment
  SD237240  Eleocharis macrostachya D. E. Bramlet 1992-4-3 2207 Riverside Perris-Anguanga Basin Region: 7.5 km SW of Hemet, just east of California Ave and c. 100 m north of the ATSF RR tracks, NE of the intersection of California Ave and Marvin Hull Road and c. 300 m west of the MWD Canal. 452 Comment
  UCR58486  Eleocharis montevidensis Jeri Hirshberg 1989-4-11 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., S of town of Murrieta, NE of Mesa del Burro. Rocky creek bed below Guava-DeLuz Road, c. 1.5 mi SW of intersection w/ Hayes Avenue Comment
  UCR126373  Eleocharis palustris A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 682 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR111564  Eleocharis parishii Mitch Provance 1999-5-4 1683 Riverside San Bernardino Valley Region, Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  RSA588836  Elymus X gouldii D. L. Banks, Steve Boyd 1995-10-17 779 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along lower Arroyo Seco, S of the Dripping Springs Campground., Along the broad alluvial benches N of where Arroyo Seco turns to the E. 512 Comment
  UCD61812  Elymus glaucus Peter Kamb 1948-7-3 1143 Riverside Hall Canyon, San Jacinto Mtns. 1645 Comment
  RSA503145  Emmenanthe penduliflora Gary D. Wallace, D. H. Wilken 1966-3-26 242 Riverside San Bernardino National Forest. Whitewater Canyon 15miles East of Banning in mesa area. 427 Comment
Read comments Jan 5 2010
  UCR140321  Emmenanthe penduliflora A. C. Sanders 2004-5-12 27886 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  UCR165405  Emmenanthe penduliflora A. C. Sanders 2005-4-21 29567 Riverside Peninsular Range, Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 mi. ESE of Gavilan Peak 622 Comment
  UCR87618  Emmenanthe penduliflora A. C. Sanders 1994-5-30 14619 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  JOTR31161  Encelia actoni La Doux, Tasha 2009-6-3 1868 Riverside Joshua Tree National Park. (Stop 5): Little San Bernardino Mountains, Covington Flats Area, lower slopes, just above parking area for lower Covington Flats 1460 Comment
  POM356675  Encelia actoni Norman C. Cooper 1944-5-6 1195 Riverside Banning. 701 Comment
  SD87729  Encelia actoni Frank W. Peirson 1928-4-24 7891 Riverside Cottonwood Spring. Comment
Read comments Oct 9 2010
  UC495322  Encelia actoni P. A. Munz 1932-4-24 12399 Riverside Snow Creek Canyon San Jacinto Mts., Snow Creek Canyon 457 Comment
  UCR117103  Encelia actoni A. C. Sanders, T. B. Salvato 2001-5-16 24307 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
  UCR82902  Encelia actoni A. C. Sanders, S. D. White, C. L. Sanders 1994-10-9 15801 Riverside San Bernardino Mtns., Whitewater Canyon, 2 mi below trout farm, above Bonnie Bell 564 Comment
  CAS-BOT-BC131329  Encelia farinosa Munz; Street; Williams 1919-3-26 2337 Riverside Palm Springs 213 Comment
  OBI16596  Encelia farinosa H. E. McMinn 1937-3-6 5017 Riverside About 40 mi N of Blythe; River rd Comment
  UC472322  Encelia farinosa Geo. B. Grant 1906-4-20 396 -6720 Riverside Palm Springs Southern California, Palm Springs Comment
  UCR60769  Encelia farinosa Steve Boyd, O. Mistretta 1986-3-13 1466 Riverside Sonoran (Colorado) Desert, West side of Palen Mountains, NE of Desert Center. Upper bajada at base of range 244 Comment
  SEINET10826151  Encelia farinosa David B. Dunn 1948-1-25 Dunn 3647 Riverside Found in ravine northeast of the top of the grade east of Riverside, California about 5 miles out. Comment
  CAS-BOT-BC131414  Encelia frutescens L. R. Abrams 1926-3-26 11119 Riverside Between Edom and Garnet, East of San Gorgonio Pass Comment
  RSA383799  Ephedra aspera E. C. Jaeger 1922-3-25 701 Riverside Murray Canon, Colorado Desert of California. 366 Comment
  CAS-BOT-BC81536  Ephedra californica F. A. M. 1936-3-20 14475 Riverside Morongo Valley Comment
  RSA696370  Ephedra californica Keith E. Hoffmaster 1937-3-16 s.n. Riverside Palm Springs. Comment
  SEINET10834110  Ephedra californica David B. Dunn 1946-2-22 Dunn 1953 -A Riverside Collected on N side of Whitewater Canyon in Colorado Desert. Comment
  CAS-BOT-BC81875  Ephedra trifurca Roxana S. Ferris; Rimo Bacigalupi 1958-3-19 13265 Riverside NW edge of sand dunes, 2.1 mi. S of Rice, on road to Midland and Blythe Comment
  UCR269208  Ephedra trifurca Thomas R. Stoughton, Christi Gabriel, Stephanie Rockwood 2011-4-6 987 Riverside Southcentral Mojave Desert, Iron Mountains, on southwest side of mountains in drainage on either side of the road 419 Comment
  CAS-BOT-BC171735  Epilobium canum subsp. latifolium Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Idyllwild Comment
  RSA589082  Epilobium canum subsp. latifolium D. L. Banks, Steve D. Boyd 1995-10-17 793 Riverside NW Palomar Mountains. Agua Tibia Mountains. Cleveland National Forest. Agua Tibia Wilderness Area. Along lower Arroyo Seco. S of the Dripping Springs Campground., Along the narrow benches where Arroyo Seco turns E, just W of the Metasedimentary hills. 524 Comment
  UC56487  Epilobium ciliatum subsp. ciliatum E. E. Schellenger July, 1901 Riverside Thompson's Springs Comment
Read comments Mar 22 2014
  UCR201639  Epilobium densiflorum Scott D. White, Justin M. Wood 2008-6-18 12213 Riverside San Jacinto Mountains, K Flat Meadow 1445 Comment
  RSA381719  Epipactis gigantea George Henry Grinnell 1923-5-26 s.n. Riverside Riverside. Comment
  UCR97253  Eragrostis mexicana Scott D. White 1996-9-22 4535 B Riverside Perris Basin, Perris: Nuevo Road, just east of San Jacinto River crossing 435 Comment
  RSA577755  Eragrostis mexicana subsp. mexicana F. M. Reed 1907-11-24 2000 Riverside Santa Ana River botton near Chinese Gardens Comment
  UCR166193  Eremalche exilis Nathan Moorhatch, John F. Green, Ted Rado 2005-4-19 s.n. Riverside Sonoran (Colorado) Desert, Desert Hot Springs, Desert Dunes Golf Course (SW corner) just east of Palm Ave. Approximately 0.5 miles north-east of Seven Palms Ranch 226 Comment
  UC871321  Eremalche rotundifolia C. L. Hitchcock 1940-4-4 5955 Riverside Pinto Basin Comment
  CAS-BOT-BC160055  Eremothera boothii subsp. condensata Ynez Whilton Winblad 1937-3-16 s.n. Riverside Box Canyon Comment
  UC472828  Eremothera boothii subsp. condensata Mary Fiske Spencer 1920-4-13 Riverside pr. Palm Springs; Colorado Desert, Tahquitz Canyon 152 Comment
  SBBG35561  Eremothera boothii subsp. desertorum D. Myrick 1966-4-1 1318 Riverside slope adjoining Linda Vista Lodge, Desert Hot Springs Comment
  UC73655  Eriastrum densifolium M. F. Gilman 1904-1 32 Riverside Banning Comment
Read comments Mar 13 2011
  UCD118286  Eriastrum densifolium Mitch Provance; Kerry Knudsen, Petra Wester 2004-5-8 9001 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
  UC23526  Eriastrum densifolium subsp. austromontanum Harvey M. Hall 1896-9-2 330 Riverside San Jacinto Mt. 1524 Comment
  UCR55270  Eriastrum densifolium subsp. densifolium Kathy Harper 1988-6-11 s.n. Riverside San Jacinto Mtns., Bautista Canyon, lower end of Bautista Rd. Comment
  HSC101781  Eriastrum densifolium subsp. elongatum J. P. Smith, J. O. Sawyer, R. J. Cole 2011-6-9 13183 Riverside Along Hwy. 74. 972 Comment
  JOTR31169  Eriastrum densifolium subsp. elongatum La Doux, Tasha 2009-6-3 1872 Riverside Joshua Tree National Park. (Stop 6): Little San Bernardino Mountains, Covington Flats Area, dry ephemeral wash near parking area 1426 Comment
  RSA0110548  Eriastrum densifolium subsp. elongatum N. C. Cooper 1944-7-15 1579 Riverside Palms to Pines Highway, San Jacinto Mountains. 1280 Comment
  RSA0043046  Eriastrum eremicum Duncan S. Bell, Loraine Washburn 2014-4-8 6578 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1.25 air miles north northeast of Clemens Well/Bradshaw Trail. 356 Comment
  UCR13398  Eriastrum eremicum Larry Beck 1973-4-28 732804- 02 Riverside Sonoran (Colorado) Desert, 5 miles northwest of Palm Springs on Hwy. 111 in sandy sandy soil; near roadside 152 Comment
  UCR199829  Eriastrum eremicum Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11280 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
  RSA0120072  Eriastrum eremicum subsp. eremicum P. A. Munz, R. D. Harwood 1920-4-4 3526 Riverside Pass south of Palm Springs. 152 Comment
  UCR237492  Eriastrum harwoodii Duncan S. Bell 2011-4-7 2176 Riverside Sonoran (Colorado) Desert, northeast side of the Arica Mountains, c. 2.5 air mi northwest of Priests Well or c. 4.3 air mi southwest of the ghost town of Rice 339 Comment
  UCR125208  Eriastrum sapphirinum Mitch Provance 1998-5-24 536 Riverside Jurupa Mountains, S 'Rattlesnake Mt.', near the corner of Alta St. and Canal St. in Rubidoux 396 Comment
  RSA0122948  Eriastrum sapphirinum subsp. dasyanthum T. B. Salvato, John Green 2004-5-27 623 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
  RSA0122979  Eriastrum sapphirinum subsp. dasyanthum L. M. Prince, Duncan S. Bell 2009-6-17 578 Riverside Cleveland National Forest Comment
  UCR19151  Eriastrum sapphirinum subsp. dasyanthum John C. Roos 1952-5-26 5723 Riverside Haas' ranch, Reche Canyon 457 Comment
  UCR280913  Eriastrum sapphirinum subsp. dasyanthum Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-5-23 517- 40 Riverside Temescal Valley, Temescal Valley, Indian Wash, SE side of Glen Eden Rd. at De Palma Rd. 372 Comment
  RSA0122968  Eriastrum sapphirinum subsp. sapphirinum Scott D. White 2000-8-5 8111 Riverside San Jacinto Mountains: Near Mountain Center. Unnamed ephemeral drainage (tributary to S Fork, San Jacinto River). 1402 Comment
  UCR204183  Eriastrum sapphirinum subsp. sapphirinum LeRoy Gross, Duncan Bell 2008-9-16 3581 Riverside Peninsular Range; San Jacinto Mountains, west side of Garner Valley, near Hwy 74, c. 0.25 mi north from Ramona trailhead parking area 1365 Comment
  RSA0122973  Eriastrum sapphirinum subsp. sapphirinum Anonymous 1896-09 s.n. Riverside Strawberry Valley. Comment
  RSA0122974  Eriastrum sapphirinum subsp. sapphirinum H. M. Hall 1901-08 2635 Riverside San Jacinto Mountains. The south side. 1585 Comment
  CAS-BOT-BC172852  Ericameria brachylepis A. C. Sanders 2004-7-1 28372 Riverside Perris-Aguanga Surface/Menifee Valley Region: Paloma Valley, just off Wickard Rd. ca. 1 mile east of the Menifee-Antelope Community Hall, 5 miles due south of Sun City 476 Comment
  UCR244406  Ericameria cooperi Jim Andre 2012-4-16 20972 Riverside Southern Mojave Desert, Joshua Tree National Park; along Cottonwood Springs Rd [=Pinto Basin Rd.], c. 6 mi. south of north entrance at Twin Tanks parking area 1197 Comment
  JEPS19180  Ericameria cooperi var. cooperi W. L. Jepson 1928-4-25 12642 Riverside White Tank Mohave Desert, White Tank 1371 Comment
  UCR241015  Ericameria linearifolia T. B. Salvato, Tracy Tennant 1998-4-16 MOR- 1215 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Potrero Canyon about 1 mile above locked gate, east side of road near old corrals, tree stand P-03 976 Comment
  SEINET3146538  Ericameria monactis H. M. Hall sn Riverside W Riverside Comment
  RSA594499  Ericameria palmeri var. pachylepis D. L. Banks, Rashmi Pant 1996-5-13 1011 B Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; Along a xeric, arkose ridge, approximately 100 m E of the Dripping Springs Guard Station, just S of Hwy. 500 Comment
  RSA702551  Ericameria palmeri var. pachylepis Scott D. White, Brian Leatherman 2004-10-7 10771 Riverside Perris Basin: City of Perris. Immediately east of the I-215 Freeway, at Watson Road. 434 Comment
  UC1118789  Ericameria palmeri var. pachylepis R. St. John 1931-1-20 175 Riverside e of Arlington Mountain; Elsinore Quad. 396 Comment
  RSA221018  Ericameria parishii E. W. Lathrop 1966-3-30 6119 Riverside Mail Divide Truck, Trail between El Carriso and Santiago Peak, Cleveland Nat'l Forest 1220 Comment
  SBBG62855  Ericameria parishii J. E. Butner 1948-10-3 658 Riverside a few mi from Idyllwild Comment
  SD115000  Ericameria parishii var. parishii Earl W. Lathrop 1979-6-19 7506 Riverside Cleveland National Forest, Trabuco District, Bedford Truck Trail, Southwest slope Pleasants Peak. 3.5 miles northwest Junction Eagle Pass Tr. 945 Comment
  UC750615  Ericameria pinifolia Lewis S. Rose 1946-12-24 46309 Riverside 2 mi s Banning 762 Comment
Read comments Mar 13 2011
  UCR160054  Erigeron breweri Steve Boyd, Valerie Soza 2004-6-22 11538 Riverside Peninsular Ranges; San Jacinto Mountains region, Western flank of the range in Hall Canyon, at the south end of Lake Fulmor, just north of Hwy 243. 1646 Comment
  UCSB10378  Erigeron foliosus Haller, John 1950-5-20 Riverside Base of San Jacinto Mountains, Hemet, Idyllwild Road, opposite Cranston Ranger Station 609 Comment
Read comments Apr 29 2011
  IRVC27397  Erigeron foliosus var. foliosus A. C. Sanders, T. Schram, D. Wappler 1994-10-4 15776 Riverside N slope of the mtns: nameless tributary to Azalea Creek, ca. 1 mi. due S of the Twin Pines Ranch buildings. San Jacinto Mtns 1128 Comment
  SEINET238580  Erigeron foliosus var. foliosus Scott D. White 1997-5-25 5248 B Riverside Hills S of Patton Ave. and W of Winchester Rd. ca 2 air miles SW of jtn. Winchester Rd./ Simpson Ave. 457 Comment
  UCR19767  Erigeron foliosus var. foliosus W. W. Mayhew 1977-7-5 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1768 Comment
  CLARK-A1528-541  Eriodictyon crassifolium Charlotte Stocks 1962-6-13 Riverside San Jacinto Mountains Comment
  JEPS46  Eriodictyon crassifolium var. crassifolium W. L. Jepson May 17 1901-Jun 1 1901 1257 a Riverside San Jacinto River San Jacinto Valley (San Jacinto Valley); , San Jacinto River 487 Comment
  UCR213  Eriodictyon crassifolium var. crassifolium K. S. Gill 1965-4-16 s.n. Riverside Santa Ana Mtns., Tin Mine Canyon at the foot of Skyline Drive, south of Corona 459 Comment
  CAS-BOT-BC248617  Eriogonum apiculatum E. L. Peterson 1931-9-5 s.n. Riverside Coldwater Canyon, San Jacinto Mts. 1524 Comment
  CAS-BOT-BC248630  Eriogonum apiculatum James L. Reveal; Caroline G. Reveal 1972-8-9 2861 Riverside San Jacinto Mountains, along California Highway 243, 4.4 miles north-northwest of Idyllwild, 8.9 miles north of the junction with Highway 74, and 1 mile south of Alandale Ranger Station Comment
  POM10464  Eriogonum apiculatum Charlotte M. Wilder 1909-7-13 930 Riverside Tahquitz Mts. Comment
Read comments Jul 27 2008
  POM187609  Eriogonum apiculatum E. L. Peterson 1931-9-5 s.n. Riverside Coldwater canyon. 1524 Comment
  JOTR31164  Eriogonum davidsonii La Doux, Tasha 2009-6-3 1870 Riverside Joshua Tree National Park. (Stop 6): Little San Bernardino Mountains, Covington Flats Area, dry ephemeral wash near parking area 1426 Comment
  RSA78246  Eriogonum davidsonii P. A. Munz, E. K. Balls 1952-8-21 17963 Riverside Hamilton Creek, s.e. part of San Jacinto Mts. 1372 Comment
  RSA747795  Eriogonum deflexum Scott D. White, Justin M. Wood 2009-3-24 12564 Riverside Western foothills of Mecca Hills, +/- 0.5 air mile east of the Coachella Canal and 4 air miles S of the I-10 Freeway. 21 Comment
  UCR281928  Eriogonum deflexum A. C. Sanders, Jim Malusa 2017-9-21 43354 Riverside Sonoran (Colorado) Desert, northern boundary of Chocolate Mountains Aerial Gunnery Range along south side of Bradshaw Trail at large wash crossing 680 Comment
  JOTR34367  Eriogonum deflexum var. deflexum Andre, Jim 2012-4-16 20882 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  UCR102851  Eriogonum fasciculatum A. C. Sanders 1997-4-3 20142 Riverside Lake Skinner area, near north foot of Black Mountain, slopes south of Crown Valley 726 Comment
  POM115636  Eriogonum fasciculatum var. foliolosum A. M. Alexander, Louise Kellogg 1941-5-23 2223 Riverside 1.5 miles northeast of Cottonwood Spring, Eagle Mountains. 976 Comment
  SD229218  Eriogonum fasciculatum var. foliolosum Dick Schwenkmeyer 2012-4-17 694 Riverside Mt. San Jacinto: Vista Grande, 2 miles south of U.S. Forestry station on Highway 243 north of Idyllwild 1618 Comment
  RSA0034568  Eriogonum fasciculatum var. foliolosum M. M. Thompson 1947-8-21 C 2058 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  CAS-BOT-BC250133  Eriogonum fasciculatum var. polifolium Ynez Whilton Winblad 1937-4-23 s.n. Riverside Palms to Pines Highway, Mt. San Jacinto Comment
  CAS-BOT-BC250141  Eriogonum fasciculatum var. polifolium Carl B. Wolf 1932-5-24 3644 Riverside No. base of San Jacinto Mts. Snow Creek Canyon. 1/2 mi. below fish hatchery 548 Comment
  LA2067493  Eriogonum fasciculatum var. polifolium A. M. Johnson; 1932-8-18 4141 Riverside San Jacinto Mountains, along road, down Banning side Comment
  UCD100022  Eriogonum fasciculatum var. polifolium K. Esau 1935-6-20 s.n. Riverside Beaumont Grade. Comment
  RSA239200  Eriogonum gracile var. gracile James L. Reveal, Caroline G. Reveal 1972-8-9 2856 Riverside Along California Highway 243, 4 miles north of the road junction with Highway 74, 0.5 mile south of the center of Idyllwild Comment
  CHSC8069  Eriogonum inflatum Edward L. Smith 1958-3-21 365 Riverside Located 6 mi. s of Rice, near Priest's Well. Little Santa Maria Mts. 365 Comment
  JEPS121577  Eriogonum inflatum Adam C. Schneider with Will Freyman 2014-2-16 410 Riverside East side of Highway 177. Comment
  UC412857  Eriogonum inflatum var. deflatum Mrs. F. Stephens 1902-8-20 Riverside Chuckwalla Mts. Comment
  RSA393585  Eriogonum inflatum var. inflatum E. C. Jaeger 1922-4-10 723 Riverside Box Canon 91 Comment
  RSA679987  Eriogonum molestum LeRoy Gross, Firoozeh Navidara, Valerie Soza 2003-6-23 1119 Riverside Black Moutain Road (4501), southeast of Black Mountain and northwest of Fuller Mill Creek. 2012 Comment
  SBBG64073  Eriogonum molestum R. Hoffmann 1929-9-7 Riverside Strawberry Valley 1645 Comment
  RSA339230  Eriogonum nidularium Robert F. Thorne, Rolf, Gertrud Dahlgren 1979-8-23 53598 Riverside Pinto Basin Road: Along road at meeting area of Mojave and Colorado Deserts 1098 Comment
  SDSU6793  Eriogonum nudum H. Wedberg 1962-7-28 991 Riverside In Hemet Valley; about 1 miles from Herkey Creek Public Camp on the road to Santa Rosa Summit, San Jacinto Mountains. 1372 Comment
Read comments Jan 24 2013
  JEPS56458  Eriogonum pusillum J. Ewan 1930-4-17 2199 Riverside at base of dunes between S.P.R.R. tracks and Snow Creek Wash Comment
  UCR4237  Eriogonum pusillum K. S. Gill 1965-4-17 s.n. Riverside Sonoran (Colorado) Desert, Whitewater Canyon 5 mi north of Hwy 60 610 Comment
  UCR199838  Eriogonum reniforme Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11294 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
  UC218027  Eriogonum saxatile P. A. Munz and I. M. Johnston 1922-5-7 5284 Riverside Dry Morongo Wash Little San Bernardino Mountains 457 Comment
  POM230614  Eriogonum thomasii I. W. Clokey 1933-4-17 s.n. Riverside Cottonwood Springs. Comment
  UCR227181  Eriogonum thomasii Jim Andre 2011-2-9 15935 Riverside Sonoran (Colorado) Desert, Mecca Hills, along Box Canyon Road at upper end of gorge, c. 6 mi south southeast of the junction with Hwy I-10, c. 12 mi west of Chiriaco Summit 284 Comment
  RSA527848  Eriogonum thurberi Scott D. White 1991-5-13 91 -117 Riverside Hwy 79, immediately W of U.S. Forest Service Campground at Dripping Springs. 549 Comment
  RSA219215  Eriogonum wrightii var. membranaceum C. W. Tilforth, John Dourley 1970-10-16 322 Riverside Santa Rosa Mountain 2287 Comment
  RSA65010  Eriogonum wrightii var. nodosum F. W. Peirson 1922-12-27 3333 Riverside Andreas Canyon, east base of San Jacinto Mountains 610 Comment
  UCR281864  Eriogonum wrightii var. nodosum A. C. Sanders, Jim Malusa 2017-9-19 43337 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, canyon 5 km SW (214 deg. ) of Tabaseca Tank 767 Comment
  POM31121  Eriophyllum ambiguum var. paleaceum H. M. Hall 1905-4-14 5760 Riverside Palm Springs, in the lower sonoran zone of the Colorado Desert. 150 Comment
  UC62977  Eriophyllum ambiguum var. paleaceum H. M. Hall 1901-5-1 1845 Riverside e base, along the borders of Colorado Desert; San Jacinto Mountains, Colorado Desert Comment
  HSC86342  Eriophyllum confertiflorum Melody Lardner 1981-6-4 201 Riverside San Jacinto Mtns. on Hwy. 243, 7 mi. S of Banning at McMullen Flat 1220 Comment
  RSA525428  Eriophyllum confertiflorum Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4537 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake Comment
  CAS-BOT-BC301791  Eriophyllum multicaule Frank W. Peirson 1922-4-29 2927 Riverside Road to Leach Canyon, about 1 mile north of Lake Elsinore Comment
  SEINET7073292  Eriophyllum multicaule A. G. Vestal 1963-4-27 s.n. Riverside Cottonwood Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  UCR90749  Eriophyllum multicaule Scott D. White 1995-4-5 2739 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  JEPS5398  Eriophyllum wallacei W. L. Jepson 1928-4-25 12597 Riverside between the Cottonwood Mts. and Eagle Mts. (in wash below spring, s end of Joshua Tree National Monument); Joshua Tree National Monument, Cottonwood Spring Comment
  POM308430  Eriophyllum wallacei Henry J. Ramsey, Henry J. Ramsey 1938-4-22 3069 Riverside Santa Rosa Mts. Comment
  UCR97023  Erodium botrys Scott D. White 1997-2-28 4713 Riverside Peninsular Range, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy 457 Comment
  UCR136250  Erodium brachycarpum A. C. Sanders 2004-4-20 27571 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  RSA0126276  Erodium cicutarium Duncan S. Bell 2016-3-4 8806 Riverside Orocopia Mountains; northwest section of the range, in a small canyon approximately 4 air miles north northwest of the Orocopia Mountain summit area. 622 Comment
  UCR279594  Erodium cicutarium A. C. Sanders, Jim Malusa 2017-3-28 43161 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
  RSA0045160  Erodium cicutarium Andrew Haimov, April Sleigh 1992-5-10 87 Riverside 75 meters east of Davis Road. 1 1/2 miles north of Ramona Expressway, San Jacinto Wildlife Area along access road. Comment
  CLARK-A1528-4856  Erodium moschatum John C. Roos 1937-5-2 1402 Riverside Riverside Comment
  RSA0020250  Erythranthe floribunda Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2121 Riverside Santa Rosa Mountains. Comment
  CAS-BOT-BC403361  Eschscholzia californica P. A. Munz; R. D. Harwood 1920-2-28 3271 Riverside 3 mi west of Corona 304 Comment
  UC56225  Eschscholzia californica H. M. Hall Apr. 1903 3713 Riverside Vicinity of Riverside 396 Comment
  CAS-BOT-BC83125  Eschscholzia minutiflora John H. Thomas 1957-3-30 6523 Riverside 0.8 mile east of Cactus City, about 13 miles east of Coachella, near U.S. Highways 60 and 70. 518 Comment
  POM115639  Eschscholzia minutiflora A. M. Alexander, Louise Kellogg 1941-5-15 2179 Riverside Base of Eagle Mountains. 915 Comment
  UCD94206  Eschscholzia minutiflora Shannon M. Still 2008-3-21 317 Riverside California. Riverside County: Turtle Mountains. Just south of Black Ridge of the Turtle Mountains in a wash along Hwy. 62. 277 Comment
  UCR30089  Eschscholzia minutiflora George K. Helmkamp 1983-4-5 483- 35 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, large wash below Chuckwalla Spring, 9 miles SW of Graham Pass Road 489 Comment
  RSA0024819  Eschscholzia parishii Duncan S. Bell, Kim Clark, Bob Ellis, Pam McKay, Jim Pittman, Gene Ratcliff, Ed Schlegel, Felicia Sirchia 2013-2-24 4467 Riverside Orocopia Mountains; south end of range, north of the Coachella Canal, approximately 3 air miles northeast of Dos Palmas Springs. 182 Comment
  UCR27651  Eschscholzia parishii John C. Roos 1947-2-15 3262 Riverside Sonoran (Colorado) Desert, Lost Palms Canyon, Eagle Mtns Comment
  RSA645849  Eucalyptus grandis Paul Moore 1993-2-21 s.n. Riverside Perris, SW corner of I-215 and Orange Ave. Comment
Read comments Jul 24 2013
  SD185050  Eucalyptus rudis Alden Kelly 1986-3-17 Riverside Edgmont area of Moreno Valley from planting along W side of Hwy 215 at Eucalyptus Ave. Row runs ca. 1 mi along 215 456 Comment
  POM13861  Eucrypta chrysanthemifolia P. A. Munz 1922-4-29 5081 Riverside Among rocks west of Lake Elsinore. Base of Elsinore Mountains, 488 Comment
  RSA612610  Eucrypta chrysanthemifolia D. L. Banks, Victor W. Steinmann 1997-3-13 1495 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
  UCR87633  Eucrypta chrysanthemifolia A. C. Sanders 1994-5-30 14607 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  SFV6303  Eucrypta micrantha T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-2 57 Riverside Little San Bernardino Mountains Little San Bernardino Mountains. Berdoo Canyon. Comment
  UCR33572  Eucrypta micrantha Faulkner 1978-3-15 273 Riverside Sonoran (Colorado) Desert, 1 mi. west of Hwy 95, 25 mi. north of Blythe 152 Comment
  SBBG35142  Eulobus californicus T. L. Secrest 1948-4-10 Riverside near Hemet Comment
  SDSU13834  Eulobus californicus W. Miller, C. Mosse Riverside Comment
  CLARK-A1528-2489  Euonymus occidentalis subsp. parishii John C. Roos 1941-8-2 88 Riverside San Jacinto Mountains Comment
  HSC83826  Euonymus occidentalis var. parishii R. F. Thorne 1969-10-25 41851 Riverside San Jacinto Mtns., James Reserve Comment
  SD181546  Euphorbia Louis C. Wheeler 1946-1-19 6171 Riverside 2.0 miles north of main highway on road to 29 Palms. Comment
  RSA295244  Euphorbia eriantha N. R. Zabriskie, Walter M. Zabriskie 1968-2-11 111 Riverside East of trail approaching Eagle Pk., Andreas Canyon. Comment
  UCR100865  Euphorbia polycarpa George K. Helmkamp, E. A. Helmkamp 1998-2-18 2719 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; 0.3 mi south of Chuckwalla Rd. on Graham Pass Rd. 122 Comment
  RSA69420  Eustoma exaltatum F. W. Peirson 1924-12-30 5419 Riverside Thousand-Palms Canyon, Colorado Desert 122 Comment
  IRVC28531  Fagonia laevis John F. Green 2005-1-14 s.n. Riverside Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek Sonoran (Colorado) Desert 23 Comment
  RSA480018  Fagonia laevis Steve D. Boyd, Richard Noyes, S. Meury, L. Arnseth, D. Nordin, Tim Ross 1988-3-10 2147 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  UCR250113  Fagonia laevis A. C. Sanders, Clint Shock, Jose Aguiar 2014-3-6 40965 Riverside Sonoran (Colorado) Desert, along Box Canyon road c. 2.6 miles SW of I-10 junction, above the head of Box Canyon 435 Comment
  JOTR31943  Fagonia pachyacantha La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2181 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; rocky drainages feeding into southwest Pinkham Wash Comment
  UCR244711  Ferocactus cylindraceus Jim Andre 2012-3-19 21370 Riverside Sonoran (Colorado) Desert, Palen Valley along Palen Pass Rd [Coxcomb Monument Rd.] (dirt), 7.1 mi. east of Hwy 177 321 Comment
  CLARK-A1528-7830  Festuca arundinacea John C. Roos 1949-5-21 4317 Riverside Temecula 304 Comment
  UCR130847  Festuca arundinacea S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  CLARK-A1528-4653  Festuca grayi John C. Roos 1952-4-2 5456 Riverside Edgemont 457 Comment
  UCR42391  Festuca myuros D. C. Hawks 1986-4-16 s.n. Riverside San Bernardino Mtns / Sonoran (Colorado) Desert, Alta Mesa wind turbine field, on the ridge above Whitewater Canyon, west of Bonnie Bell 915 Comment
  UCR98340  Festuca myuros A. C. Sanders, G. Helmkamp 1997-3-15 19948 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 488 Comment
  SEINET237139 Image available Festuca octoflora H. Hiad 1968-5-19 Riverside San Jacinto Mountains: Bautista Canyon above confluence with Horse Creek. (Blackburn Canyon) Plots Gand E. 878 Comment
  UCR112558  Festuca octoflora A. C. Sanders 1998-3-17 21744 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, south of Hemet 343 Comment
  POM37179  Filago arizonica Marcus E. Jones 1906-4-26 s.n. Riverside Indio Comment
  RSA678221  Filago depressa Valerie L. Soza, J. Mark Porter, Gary D. Wallace 2001-4-2 1090 Riverside Little San Bernardino Mountains region: Big Morongo Wash. 473 Comment
  UC1122141  Fouquieria splendens subsp. splendens H. S. Yates 1936-4-7 5449 Riverside 8 mi n Mecca; Thermal Quad. 457 Comment
  UCD117406  Fouquieria splendens subsp. splendens William Shapeero 1954-4-28 s.n. Riverside Joshua Tree National Monument. Comment
  CAS-BOT-BC53342  Frangula californica subsp. cuspidata Louis C. Wheeler 1931-10-4 206 Riverside Strawberry Valley, San Jacinto Mts. 1584 Comment
  UC22603  Fraxinus velutina Mrs. Flora C. R. Price 1901-8-1 Riverside sw base San Jacinto Mt. 670 Comment
  SD152807  Fraxinus velutina var. velutina Steve Boyd, Tim Ross and Dave Bramlet 1993-5-12 7330 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area; San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos Canyon downstream to confluece with Tenaja Canyon. 366 Comment
  RSA501076  Fritillaria biflora Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-4-2 3194 Riverside Vail Lake Area, W end of bench on S flank of Oak Mountain. 548 Comment
  UCR181053  Fritillaria biflora Mitch Provance, Seychelle Provance 1997-3-14 1084 Riverside Gavilan Hills, S side of Ida Leona Rd., c. 1/2 mile east of Gavilan Rd. [S side of Harford Spr. Park] 610 Comment
  RSA562050  Fritillaria biflora Steve Boyd, Timothy S. Ross 1992-4-1 6779 Riverside Santa Ana Mountains., Elsinore Peak area, S of Lake Elsinore. South base of Peak (3448) to SE of Elsinore Peak area. 1000 Comment
  RSA0123376  Funastrum cynanchoides var. hartwegii Duncan S. Bell, Thomas Stoughton 2016-4-14 9296 Riverside Santa Rosa Mountains; near the head of Deep Creek and near the trailhead of the Cactus Spring Trail, at an old mining area above this trail. 1219 Comment
  RSA667307  Funastrum cynanchoides var. hartwegii B. Pitzer 1989-4-16 1309 Riverside Chocolate Mountains Aerial Gunnery Range. 4 km W of Tabaseca Tank, in Impact Area. 620 Comment
  UCD166240  Funastrum cynanchoides var. hartwegii Jack Major 1962-4-17 775 Riverside Along the west facing wall of Whitewater Canyon, just east of San Gorgonio Pass, north of US HWYs 60 and 70, (modern Interstate 10 in this locality). (Exact location unknown. Coordinates estimated by label maker.) 670 Comment
  SD144078  Funastrum heterophyllum Scott D. White 1997-5-25 14407 Riverside San Jacinto Mts.: Bautista Canyon: along Bautista Cyn Rd. ca. 1.3 road miles NW of Hixon Trailhead (USFS No. 2E43). 700 Comment
  POM13898  Funastrum hirtellum P. A. Munz, D. D. Keck 1922-4-9 4773 Riverside Shavers Well, near Mecca. 76 Comment
  RSA0124372  Funastrum hirtellum Duncan S. Bell, LeRoy Gross 2016-3-31 9194 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 7 air miles southeast of the summit of Martinez Mountain. 591 Comment
  SDSU9312  Galium angustifolium Bruhns 1965-5-23 129 Riverside At 2000' sign along state Hwy 74, below Idyllwild. 610 Comment
  UCR131830  Galium angustifolium Jennie Phui 1998-5-30 039 Riverside San Bernardino Mtns./San Gorgonio Pass, Morongo Indian Reservation, eastern fork of Lion Canyon, 3 miles up Lion Canyon road north of I-10 Fwy 600 Comment
  JEPS30387  Galium angustifolium subsp. angustifolium William M. Klein 1960-8-22 1583 Riverside along trail to Suicide Rock and Mt. San Jacinto n Idyllwild; San Jacinto Mts. 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
  HSC101789  Garrya veatchii J. P. Smith, J. O. Sawyer, R. J. Cole 2011-6-9 13206 Riverside Along State Route 74 1558 Comment
  UC1541256  Garrya veatchii H. E. and S. T. Parks 1938-2-16 24087 Riverside Hemet Highway to Indio (San Jacinto Mountain); San Jacinto Mountain 914 Comment
  POM355341  Gayophytum diffusum subsp. parviflorum M. B. Dunkle 1933-7-19 3676 Riverside Upper Tahquitz Valley, San Jacinto Mountains. 2409 Comment
  RSA0012050  Gazania linearis Steve Boyd, Susan Jett 2008-3-20 11833 Riverside Along Main Divide Truck Trail, south of junction with Wildomar Truck Trail and north of Wildomar Off-Hiway Vehicle Area. Comment
  POM30736  Geraea canescens Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. Comment
  RSA0026166  Geraea canescens Marc Baker, Amy Robinson, Chris Hackbarth, Michelle Cloud-Hughes 2013-3-19 17716 Riverside Palo Verde Mesa, 14 kilometers SW of Blythe, 5 kilometers ENE of north end of Mule Mountains. Comment
  RSA0107852  Geraea canescens Duncan S. Bell, Amanda Turek 2009-3-30 164 Riverside Southeast section of the Arica Mountains; approximately 0.75 air mile west southwest of Priest Well. 332 Comment
  RSA457791  Geraea canescens Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, Tim Ross 1988-3-10 2207 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  RSA48406  Geraea canescens E. K. Balls 1949-4-2 12891 Riverside 20 miles from Whitewater on Hwy 60. 122 Comment
Read comments Jan 16 2010
  SD27952  Geraea canescens Carl B. Wolf 1932-4-26 2968 Riverside Colorado Desert, 3 miles east of Mecca on Blythe Road. Comment
  SEINET2051655 Image available Geraea canescens N. Cooper 1949-4-8 3317 Riverside Desert Center 610 Comment
  UC1922402  Geraea canescens Naomi Fraga, Lisa Rojas 2005-2-10 1405 Riverside Colorado Desert; Northeastern Colorado Desert region; Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 361 Comment
  UCR90169  Geraea canescens R. W. Scora 1966-4-1 3015 Riverside Sonoran (Colorado) Desert, Coachella Valley, 3-4 km east of Thousand Palms on Ramon Road; near Hidden Spring Oasis 60 Comment
  UCSB57883  Geraea canescens Wolf, Carl 1932-4-27 Riverside Colorado Desert; 16 mi. E. of Desert Center; Chuckwalla Valley 121 Comment
  RSA652943  Geranium carolinianum Mitch Provance 1998-4-25 1126 Riverside Jurupa Mountains: City of Fontana, Jurupa Hills Regional Park, E to SW traversing canyon just S of Martin Tudor Park, and along the W edge of Sierra Blvd. 366 Comment
Read comments Oct 5 2016
  RSA391013  Geranium richardsonii Anstruther Davidson 1876-6-7 1905 Riverside Strawberry Valley. San Jacinto Mt. Comment
  SEINET6969910  Gilia W. P. Vestal, A. G. Vestal 1955-4-21 s.n. Riverside Base of brush-covered Gavilan Hills west of Perris. Comment
  CLARK-A1528-3502  Gilia angelensis John C. Roos 1952-4-2 5460 Riverside Box Springs 487 Comment
  RSA525457  Gilia angelensis Steve Boyd, Dave Bramlet 1990-4-29 4502 Riverside Lake Skinner County Park, SE base of Bachelor Mountain. Comment
  UC1563106  Gilia angelensis Steve Boyd, Tim Ross, Laurel Arnseth 1989-4-1 3155 Riverside in hills just to sw dam (Vail Lake area); Vail Lake area 487 Comment
  UCR90273  Gilia angelensis Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-7-16 3328 Riverside Santa Ana Mtns, Proposed pipeline route: Lake Elsinore Pumped Storage Hydroelectric project. Steep NE facing mtn slope west of Lake Elsinore, SE of Hwy 74. 915 Comment
  CHSC35470  Gilia capitata subsp. abrotanifolia James Henrickson 1973-3-18 8597 Riverside 16 (air) miles E of Temecula, 2.9 miles E of Aguanga along Hwy 71. 822 Comment
  RSA263678  Gilia capitata subsp. abrotanifolia E. W. Lathrop 1968-5-22 6929 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  UCR61101  Gilia diegensis Steve Boyd, C. Boyd, K. A. Boyd, R. Noyes, L. Arnseth 1988-5-28 2269 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  RSA676114  Gilia latifolia Scott D. White 2001-5-4 8448 Riverside Eastern Coachella Valley, adjacent to I-10 Freeway, a few miles east of Indio. Also adjacent sections 26, 25, 36. 61 Comment
  RSA784938  Gilia latifolia Duncan S. Bell 2012-2-12 3106 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  RSA754126  Gilia ochroleuca W. Schlegel, Andrew Troutte 2008-8-8 6 Riverside Idyllwild: Dry creek bed. Comment
  UCR84610  Gilia ochroleuca Scott D. White, S. Ogg 1994-4-21 2004 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  SD160887  Gilia ochroleuca subsp. exilis Virginia Moran 2003-3-26 Riverside Perris-Aguanga Basin region: Wilson Valley Mitigation Bank. Comment
  SEINET7063437  Gilia ochroleuca subsp. exilis A. G. Vestal 1947-3-30 s.n. Riverside About 4.2 miles west of Sage on the East Benton Road. Tucalota Hills. UTM Zone 11, 499122mE, 3715547mN. (WGS84/NAD83). 514 Comment
  UCR19801  Gilia splendens W. W. Mayhew 1977-7-12 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1921 Comment
  RSA26979  Gilia stellata C. L. Hitchcock 1940-4-3 5931 Riverside 1 1/2 mi. northeast of Cottonwood Spring along 29 Palms Road, Joshua Tree Nat. Monument. Comment
  SEINET3004968  Gilia stellata G. Rink 2011-3-24 10392 Riverside Sandy wash north of Blythe, east of the McCoy Mtns 109 Comment
  UC68723  Gilia stellata H. M. Hall Apr., 1905 5790 Riverside 10 mi w Indio (Colorado Desert); , w of Indio 30 Comment
  UCR216212  Gilia stellata Jim Andre, T. La Doux 2009-2-25 10826 Riverside Sonoran (Colorado) Desert, Palen Dry Lake; c. 6 miles north of I-10 freeway, c. 15 miles east of Desert Center 129 Comment
  CAS-BOT-BC266505  Githopsis diffusa Steve Boyd 1986-4-22 1771 Riverside Temescal Canyon: E side of Indian Wash, grading into abandoned Olive grove, S of I-15 Comment
  UCR266906  Glycyrrhiza lepidota D. E. Bramlet 2005-5-24 3861 Riverside Perris-Aguanga Basin Region, Warm Springs Creek, west of I-15, between Golden Gate Circle and Nick Lane 323 Comment
  RSA747280  Gnaphalium Orlando Mistretta 1992-6-10 521 Riverside Cleveland National Forest: Along old road coming off 3504 W of San Gabriel Mountains: Northeast slope Mt. San Antonio. Headwaters of west fork of north fork Lytle Creek. Sierra Peak. [Telegraph Peak quad?] Head of road. Comment
  UCR162876  Gnaphalium californicum T. B. Salvato, Kelly Volansky 2003-3-27 134 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  UCR100214  Gnaphalium canescens subsp. beneolens Scott D. White 1992-12-16 979 Riverside Vail Lake area, c. 9 air mi east of Aguanga (junction of Hwys 371 & 79) & 3 air mi north of Beauty Mtn Peak. 1372 Comment
  RSA535472  Gnaphalium luteoalbum Steve Boyd, Tim Ross, Orlando Mistretta 1992-2-2 6647 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness of the Cleveland National Forest. Upper San Mateo Canyon between confluence of Tenaja Canyon and Los Alamos Canyon Comment
  CLARK-A1528-4906  Gnaphalium microcephalum John C. Roos 1947-9-6 3745 Riverside San Jacinto Mountains Comment
  RSA557341  Gnaphalium palustre Julie Greene 1993-5-12 1313 Riverside North side of San Jacinto River levee, west of Davis Road. 433 Comment
  UC218266  Gnaphalium palustre P. A. Munz 1922-6-30 5919 Riverside Santa Rosa Southern California, Santa Rosa Mountains, Santa Rosa 1981 Comment
  UCR85639  Gnaphalium palustre A. C. Sanders 1993-4-5 13688 Riverside San Jacinto Valley, west edge of Hemet, along south side of Devonshire Ave. between Old Warren and Warren Roads, SW of Tres Cerritos and north of Florida Ave./ Hwy 74 460 Comment
  NY221709  Gossypium armourianum T. H. Kearney 1933-8-25 s.n. Riverside Palm Springs 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
  LA203645  Gutierrezia californica Louis C. Wheeler; 1933-12-1 2293 Riverside San Jacinto Mountains, Tahquitz Canyon, mouth of canyon 152 Comment
  UCR176171  Gutierrezia californica John F. Green 2006-5-10 s.n. Riverside Peninsular Ranges, City of Murrieta; south of the Hogbacks. north of Hunter Road to Ramage Lane, between Calle de Amor on the E and Springview/Kiwebre Road on the W 402 Comment
  UCR89234  Gutierrezia californica Scott D. White 1995-9-22 3687 Riverside San Jacinto Valley, March Air Force Base, west of Plummer St. and south of Cactus Ave., 0.7 mile west of 215 Fwy. 460 Comment
  SEINET11841383  Gutierrezia californica O. F. Clarke 1970-1 s.n. Riverside Botanic Gardens of the University of California, Riverside Comment
  CAS-BOT-BC302140  Gutierrezia sarothrae Mitch Provance 2003-4-5 6612 Riverside San Bernardino Valley: Jurupa Mountains, Glen Avon, slopes above the northern extreme of Campbell St 274 Comment
  UC1214012  Gutierrezia sarothrae Otto T. Solbrig 1958-8-18 2760 Riverside on Hwy 79 12.3 mi w of Aguanga; Hwy 79 Comment
Read comments Apr 29 2008
  UCR182163  Gutierrezia sarothrae Mitch Provance 2003-4-5 6612 Riverside San Bernardino Valley, Jurupa Mountains, Glen Avon, slopes above the northern extreme of Campbell St 274 Comment
  SEINET11849224  Haplopappus linearifolius E. A. Purer 1935-1 6445 Riverside Pine Valley, Pines & Palms Highway Comment
  UC1563101  Harpagonella palmeri Steve Boyd, Tim Ross, Laurel Arnseth 1989-4-2 3206 Riverside w end bench on s flank Oak Mountain (Vail Lake area); , s flank Oak Mountain 518 Comment
  UCR67350  Harpagonella palmeri Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla 1990-4-3 4060 Riverside Peninsular Range, Vail Lake area, summit of 'Big' Oak Mtn. at east end 793 Comment
  RSA0066617  Harpagonella palmeri Steve Boyd 1986-4-22 1767 Riverside Temescal Canyon: Terrace escarpment E side of Indian Wash, S of I-15. Comment
  SD152935  Hazardia squarrosa var. grindelioides Steve Boyd, Tim Ross, Dave Bramlet 1992-9-9 7667 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek, up the San Mateo Trails north to Potrero de la Cienaga 395 Comment
  RSA488922  Helianthemum scoparium var. scoparium Bill Wagner 1988-4-12 s.n. Riverside Approx. 1/2 mile SW of town of Temecula, S of Rancho CaliforniaRoad and Buisness Park Drive. 335 Comment
  UCSB31631  Helianthus gracilentus Gresley, Wesley 1962-6-29 Riverside Road between Banning and Idyllwild; San Jacinto Mountains 1524 Comment
  UCR108730  Helianthus niveus Scott D. White 1998-4-15 6285 Riverside Sonoran (Colorado) Desert, La Quinta/Palm Desert Area: Near Miles Ave. crossing over Whitewater River Channel. Degraded dunes north of Miles Ave. & west of Washington St., Coachella Valley 43 Comment
  RSA0078220  Heliotropium curassavicum var. oculatum Sarah J. De Groot, Amy Rouillard 2015-9-15 7558 Riverside Ford Dry Lake, Chuckwalla Valley, north of I-10. 107 Comment
  UCR121195  Hemizonia fasciculata D. E. Bramlet 1989-5-21 1878 Riverside Perris-Aguanga Basin region, Lake Skinner County park, south side of the lake c. 2500 ft. east of dam 448 Comment
  UCR220130  Hemizonia fasciculata D. E. Bramlet 1989-4-7 1824 Riverside Perris-Aguanga Basin region, Lake Skinner County Park, southeast slope of Bachelor Mountain, c. 3200 ft. NW of Rawson Canyon & 8300 ft. east of Lake Skinner dam 476 Comment
  UCR157722  Hemizonia kelloggii John Wear, Tim Wade 1991-5-7 91- 35 Riverside Perris - Aguanga Basin area, SW flank of Double Butte, SW of Homeland and north of Grand Avenue 686 Comment
  UCR22159  Hemizonia kelloggii Steve Boyd 1980-5-11 256 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
  UCR58493  Hemizonia kelloggii Ed LaRue 1989-6-11 s.n. Riverside Peninsular Range, W side of Lakeview Mtns., c. 1 mi SE of town of Nuevo 640 Comment
  UCR82775  Hemizonia mohavensis A. C. Sanders, T. Schram, D. Wappler 1994-10-6 15789 Riverside San Jacinto Mtns., N slope: south side of Twin Pines Road just west of the entrance to Twin Pines Ranch 1067 Comment
  UCR82812  Hemizonia mohavensis A. C. Sanders, T. Schram, D. Wappler 1994-10-6 15793 Riverside San Jacinto Mtns., 1 mi SE of Twin Pines Ranch, along minor gullies between Pines Creek and Dutch Creek, N slope 1195 Comment
  POM298246  Hemizonia paniculata H. M. Hall 1930-11-9 13025 Riverside Aguanga Hills, 5 miles from Aguanga. Comment
  RSA722929  Hemizonia paniculata R. E. Riefner Jr. 2007-6-16 07 -263 Riverside City of Hemet, Bautista Canyon, 2.8 mi. E of Fairview Ave. on Bautista Rd. 693 Comment
  UCR136198  Hemizonia paniculata A. C. Sanders 2004-6-20 28222 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., hilltop above I-15, SW of main clay pits 378 Comment
  UCR175069  Hemizonia paniculata Teresa Nieto 2005-5-26 35 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  UCR126990  Hemizonia pungens subsp. laevis A. C. Sanders, Guy Bruyea 2003-6-12 26891 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
  UCR189577  Hemizonia pungens subsp. laevis Lee A. Ripma 2007-6-27 002 Riverside San Timoteo Canyon, San Timoteo Canyon Road c. 5 mi west of the junction of Hwy 10 and Hwy 60 and c. 9 mi southeast of Redlands, near county park boundary 644 Comment
  UCR235053  Hemizonia pungens subsp. laevis A. C. Sanders, John F. Green 2012-5-27 40218 Riverside Peninsular Range; Perris-Aguanga Basin Region, Lake Elsinore, SE of Riverside Dr. (Hwy 74) on NE side of Pasadena Ave., NW of Central Ave. 386 Comment
  UCR18051  Herniaria cinerea O. F. Clarke 1967-1 s.n. Riverside UCR campus, in botanic garden Comment
  HSC101254  Hesperocallis undulata Jim Andre 2012-3-19 21357 Riverside Chuckwalla Valley; along Hwy 177, 8.6 mi. NE of Jct with I-10. 152 Comment
  JEPS22634  Hesperocallis undulata Rimo Bacigalupi with Roxana S. Ferris 1958-3-21 6256 Riverside 1.2 mi s of Rice (northeastern Riverside County) 228 Comment
  RSA0029322  Hesperocallis undulata Justin M. Wood, J. Varonin, T. Valentovich 2012-4-23 4689 Riverside Sonoran Desert: Chuckwalla Valley, active sand dunes +/- 7.25 miles northeast of Desert Center, +/- 3.0 miles E of SR-177, and +/- 1.0 mile N of abandoned Jojoba farm. 149 Comment
  SD10372  Hesperocallis undulata Irma van Gorder 1935-2-24 Riverside Painted Canyon. Comment
  CAS-BOT-BC508663  Hesperocallis undulata Mrs. Jos. Clemens 1922-4-10 s.n. Riverside Mecca Comment
  SEINET4118151  Hesperocnide tenella J. Mygatt, M. Mygatt; A. Munson 1996-1 M- 96 -61 Riverside Harford Springs State Park, off of Gavilan Road. Comment
  RSA740239  Heterocodon rariflorum Scott D. White, Justin M. Wood 2008-7-8 12368 Riverside San Jacinto Mountains: Hurkey Creek Watershed- Bonita Vista Rd, ca 1/2 miles E and W of Hurkey Creek crossing. 1512 Comment
  UC29095  Heterocodon rariflorum H. M. Hall Jul 1901 Riverside Fuller's Mills Mountains; San Jacinto Mountains 1584 Comment
  UCR193393  Heterocodon rariflorum A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35634 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
  UCR58685  Heteromeles arbutifolia James C. Dice, Ruth Miller 1987-11-23 754 Riverside Peninsular Range, Santa Margarita Ecological Reserve. Temecula Gorge, N bank of Santa Margarita River, just east of aqueduct crossing 244 Comment
  UC1999900  Heterotheca sessiliflora subsp. fastigiata J. C. Semple, J. Chimielewski 1987-9-30 8985 Riverside CA-74,12.7 km S of CA-243, S of Lake Hemet. Comment
  RSA785237  Heterotheca sessiliflora var. sanjacintensis J. C. Semple, J. Chimielewski 1987-9-30 8981 Riverside Idyllwild, CA-243, just S of Idyllwild Park, Manzanita Dr. Comment
  PASA1771  Hibiscus denudatus 1930-3-30 Riverside Near Shavers Well Comment
  POM13675  Hibiscus denudatus E. C. Jaeger 1922-3-4 1035 Riverside Painted Canyon near Mecca. Comment
  RSA0104412  Hibiscus denudatus Duncan S. Bell, Sarah DeGroot, Cheryl Sevilla 2015-2-10 7741 Riverside Santa Rosa Mountains; upper north fork of Bear Creek, about 5.75 air miles north of the summit of Martinez Mountain. 357 Comment
  SEINET229274 Image available Hilaria rigida L. M. Shultz, JS Shultz 1985-4-15 8244 Riverside Chuckawalla Valley depression along Wiley's well rd 122 Comment
  UCR275426  Hilaria rigida Thomas R. Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-5 960 Riverside Sonoran (Colorado) Desert, Blythe-Rice Road, ENE of Arica Mountains on Blythe-Rice Road, about 1 mile south of railroad crossing 243 Comment
  UCR108365  Hippuris vulgaris L. C. Wheeler 1961-6-24 7905 Riverside San Jacinto Mountains, Fulmor Lake Comment
  RSA782004  Hoffmannseggia glauca Stephanie Rockwood, Christi Gabriel 2011-10-18 118 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 109 Comment
  UC577427  Hoffmannseggia glauca J. and H. W. Grinnell 1937-11-30 1087 a Riverside 24 mi w Blythe (bed of Fork Dry Lake); Ford Dry Lake Comment
  RSA663906  Hoffmannseggia microphylla C. R. Annable 1995-3-10 2260 Riverside 1.6km S of Lake Cahuilla County Park. Comment
  SD44854  Hoffmannseggia microphylla Darley F. Howe 1952-4-27 2185 Riverside Highway east of Mecca at All American Canal Comment
  POM261673  Hoita macrostachya W. Pequegnat 1941-6-13 s.n Riverside Trabuco Canyon Comment
Read comments Jun 23 2012
  RSA191437  Holocarpha virgata subsp. elongata E. W. Lathrop, R. F. Thorne 1967-9-26 6656 Riverside 4 mi. NW of Murietta, 1 mi. W of Santa Rosa Ranch. Comment
  RSA0036702  Hordeum R. F. Thorne 1973-5-23 43873 Riverside SANTA ROSA PLATEAU: Mesa de Colorado 610 Comment
  UCR281279  Hordeum depressum Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317- 19 Riverside Elsinore Trough, Periodic eastern shoreline of Lake Elsinore (e.g. 1994), in the City of Lake Elsinore, +- 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
  CAS-BOT-BC273469  Hordeum intercedens Mitch Provance 2005-5-17 6554 Riverside Warm Springs Valley: Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, ca. 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
  RSA608533  Hordeum intercedens D. E. Bramlet 1996-4-18 2456 Riverside San Jacinto Wildlife Area, approximately 762 m. northeast of Lakeview. The site is found 122 m. east of Davis road and 40 m. north of Marvin Road., ~37 44 856mN X 4 88 940mE 434 Comment
  SD244056  Hordeum marinum T. B. Salvato, Mall Malle, Tom Sullivan 2013-3-27 7452 Riverside Perris-Aguanga Basin: Menifee, vacant lot north of Newcomb Substation, at southwest corner of Lazy Creek Road and Murrieta Rd. 431 Comment
  UCR117649  Hordeum marinum subsp. gussoneanum Scott D. White, M. Jacobsmeyer 1996-4-20 3972 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
  CAS-BOT-BC520379  Hordeum murinum Steve Boyd; Carol Boyd 2011-3-15 12304 Riverside Peninsular Ranges, Santa Rosa Mountains region: western base of Eisenhower Mtn, SE of The LIving Desert at mouth of Deep Canyon 365 Comment
  UCR176900  Hordeum murinum subsp. leporinum Tracy Tennant 1998-6-18 s.n. Riverside San Jacinto Valley, intersection of Stetson Ave. and California Ave., NE of Winchester, WSW of Hemet 457 Comment
  POM122327  Horkelia clevelandii Marcus E. Jones 1924-8-30 s.n. Riverside San Jacinto Mountains; Tahquitz trail. Comment
  UC114266  Horkelia clevelandii A. W. Anthony 1895-7-1 Riverside San Jacinto Mts. Comment
  UC729824  Horkelia clevelandii Carl B. Wolf 1932-8-4 3927 Riverside 1 1/2 mi Idyllwild (on road to banning); San Jacinto Mts., Strawberry Valley 1706 Comment
  POM230989  Horsfordia alata Marjorie D. Clary 1932-1-22 173 -a Riverside Canyons southwest of Coral Reef Ranch, Coachella, at base of Santa Rosa Mountains 152 Comment
Read comments Apr 4 2011
  POM11429  Hulsea vestita subsp. callicarpha P. A. Munz 1922-7-3 5960 Riverside S slopes of Santa Rosa Mts. 1676 Comment
  RSA89922  Hulsea vestita subsp. callicarpha E. K. Balls, PC Everett 1953-7-1 18348 Riverside 5 miles NW of Idyllwild on road to Banning. 1524 Comment
  UC1483322  Hulsea vestita subsp. callicarpha C. W. Tilforth and W. Wisura 1979-10-11 1922 Riverside 10.4 mi from n junction with Highway 74. s of Lake Hemet; Thomas Mtn. Road Comment
  UC219234  Hydrocotyle umbellata P. A. Munz and I. M. Johnston 1922-5-7 5283 Riverside Little San Bernardino Mts., Covington Ranch 762 Comment
  POM293695  Hymenoclea salsola Lyman Benson 1949-3-28 13570 Riverside Wash at east end of Pines to Palms Highway just above junction of Palm Springs-Indio Road; Mt. Range: Santa Rosa Mountains; Drainage area: Colorado Desert. 304 Comment
  SEINET11847654  Hymenoclea salsola L. S. Rose 1936-1 36792 Riverside Palm Canyon Wash 122 Comment
  CHSC99604  Hymenoclea salsola var. salsola LeRoy Gross 2005-3-3 1596 Riverside Colorado Desert; Northeastern Colorado Desert region: Palen Mountains, south side. Near end of old prospect road. Near 33.71244N, 115.11171W to 33.72053N, 115.11051W. General collecting along ridge with patino and a rejuvenate steep sided rocky, sandy canyon just to the east. All on a sparse vegetative pebbly plain bajada. 225 Comment
  JOTR28945  Hymenoclea salsola var. salsola La Doux, Tasha 2005-3-30 1181 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  CAS-BOT-BC312861  Hymenoxys odorata Roxana S. Ferris 1918-6-19 1010 Riverside At Blythe, Colorado River bottoms Comment
  POM48402  Hypericum formosum var. scouleri P. A. Munz, I. M. Johnston 1924-7-28 8806 Riverside Pine Flats 1738 Comment
  UC604959  Hyptis emoryi Roxana S. Ferris and Ruth P. Rossbach 1938-5-16 9570 Riverside Mecca Hills 2 mi up Painted Canyon; Mecca Hills, up Painted Canyon Comment
  RSA487823  Ipomoea triloba A. C. Sanders 1988-11-6 8737 Riverside Coachella Valley, W side of Hwy 86, 6.25 mi. S of its junction with hwy 111 in Coachella and 3.85 mi. n of Valerie Jean, 0.55 mi. N of ave 60. -11 Comment
  POM183991  Isocoma acradenia var. eremophila P. A. Munz 1932-10-16 12849 Riverside Whitewater Creek 152 Comment
  RSA784973  Isocoma acradenia var. eremophila Duncan S. Bell 2012-3-18 3219 Riverside The Mecca Hills; southeastern section of hills; at mouth of Hidden Canyon where drainage is blocked by the Coachella Canal, approximately 2.8 air miles southwest of Hidden Spring. 20 Comment
  RSA444685  Isocoma menziesii var. vernonioides J. C. Roos 1965-9-21 s.n Riverside On the W side of March Air Force Base along 395 Hwy. Comment
  RSA606526  Isoetes Jon E. Keeley 1980-4-5 7500 Riverside Mesa de Colorado on Santa Rosa Plateau, Santa Ana Mountains 650 Comment
  RSA757451  Isoetes howellii R. F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-05 55204 Riverside SW of Murrieta. Santa Rosa Plateau, Mesa de la Punta near S. edge of plateau, approached from De Luz road 730 Comment
  SEINET8727088 Image available Isomeris arborea Lewis S. Rose 1938-1 38323 Riverside Palm Springs. 137 Comment
  SDSU9541  Jepsonia parryi James C. Dice with Tu Chung 1987-10-19 737 Riverside At head of unnamed shallow side canyon, north side of Temecula Gorge, overlooking Santa Margarita River, ca. 0.4 km ENE of Field Station site and just ENE of weather station. T8S, R3W, northwest 1/4 of northwest 1/4 of section 26. 329 Comment
  RSA0011076  Juglans californica Steve Boyd 1991-3-17 5494 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  SD229194  Juglans californica Dick Schwenkmeyer 2012-10-16 843 Riverside Approx. 2 mi. south of U.S. Highway 10 at Cabazon. 505 Comment
  RSA689481  Juglans nigra A. C. Sanders, J. Goetzen 1996-5-1 18134 Riverside Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, N of Banning. 854 Comment
  SACT002762  Juglans regia G. Pyburn 1890-6-7 Riverside Comment
  UCR109646  Juncus balticus T. W. Fisher, R. E. Orth 1964-6-25 s.n. Riverside San Jacinto Mtns., Lake Hemet near stream 1311 Comment
  POM14372  Juncus bufonius Phillip A. Munz 1922-5-5 5160 Riverside 0.5 mile north of March Field [March Air Force Base]. Comment
  POM229463  Juncus bufonius Phillip A. Munz 1937-5-31 15103 Riverside Santa Rosa Mountains 1220 Comment
  UCR116907  Juncus bufonius A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23966 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon area west of Del Rey Rd., hills on both sides of gas pipeline route 390 Comment
  RSA741157  Juncus bufonius var. occidentalis Scott D. White, Justin M. Wood 2008-5-15 11993 Riverside Johnson Meadow. 1415 Comment
  UCR178157  Juncus dubius 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
  POM184651  Juncus effusus subsp. austrocalifornicus L. C. Wheeler 1931-10-3 189 Riverside Strawberry Valley, San Jacinto Mountains. 1585 Comment
  SEINET6060846  Juncus effusus subsp. austrocalifornicus Scott D. White 1998-7-31 6957 Riverside Idyllwild Area. Strawberry Creek Comment
  IRVC17937  Juncus kelloggii Gordon A. Marsh, Karlin G. Marsh 1980-5-18 s.n. Riverside Santa Ana Mountains, Santa Rosa Plateau, pool #2. Comment
  SEINET1908445  Juncus rugulosus A. C. Sanders, Mitch Provance 2008-1 35777 Riverside Peninsular Range; San Jacinto Mtns.: FS road 5S02 to Coldwater Creek below road to helipad, 1 mi. NE of Mountain Center, c. 1/2 mile NE of Keenwild Fire Station. 1463 Comment
  SEINET1906761  Juncus textilis Scott D. White, R. Jonson 1995-1 3794 Riverside San Bernardino Mtns: Sycamore Canyon, ca 1.3 air mi W-NW of ''Inspiration Point'' on Hwy 18; ca. 1.1 air mi S of Marshall Peak. 610 Comment
  RSA14373B  Juncus tiehmii Phillip A. Munz 1922-5-20 5473 Riverside Kenworthy, San Jacinto Mountains 1433 Comment
Read comments May 29 2011
  SD187311  Juncus xiphioides Scott D. White, Angelia Carey 2004-5-7 10330 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 548 Comment
  RSA604384  Juniperus californica L. C. Wheeler 1960-1-2 7671 Riverside Aguanga. In dry open flat. Comment
  SEINET7248048  Juniperus californica Louis C. Wheeler 1960-1 7672 Riverside Alberhill Comment
  RSA1267  Justicia californica Carl B. Wolf 1930-5-25 838 Riverside Chuckawalla Valley, Colorado Desert. Comment
  RSA402304  Justicia californica Christopher Davidson 1973-4-1 1846 Riverside Palm Springs. 488 Comment
  UC888147  Justicia californica Ivan Johnston Apr 4 1917-Apr 6 1917 Riverside near Palm Springs Palm Springs Comment
  GMDRC3101  Kallstroemia californica J. Andre, T. La Doux 2008-9-13 10262 Riverside Chuckwalla Valley: along Hwy 177 (northwest side), southeast end of Coxcomb Mountains 33 deg. 48.724' N 115 deg. 16.87' W. Elev. 527 ft. 161 Comment
  SEINET8071637 Image available Kallstroemia californica Andrew C. Sanders, T. B. Salvato 2012-10-12 40416 Riverside Sonoran (Colorado) Desert; Chuckwalla Valley, along Chuckwalla Valley Rd., 0.35 mi. west of I-10 junction 114 Comment
  RSA0093775  Kallstroemia parviflora Duncan S. Bell 2015-9-30 8679 Riverside Santa Rosa Mountains; Little Pinyon Flat; collecting in a large drainage from Cactus Spring Trail to Horsethief Creek. 1246 Comment
  OBI74462  Keckiella antirrhinoides David J. Keil 1983-4-15 16899 Riverside East of Temecula SR 79 Comment
  UCR154635  Keckiella antirrhinoides A. C. Sanders, Mike Misenhelter 2005-6-15 30988 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
  UCR241211  Keckiella antirrhinoides Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 01 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, just inside gate at mouth of Hathaway Canyon 741 Comment
  RSA679113  Keckiella antirrhinoides subsp. antirrhinoides M. Wall, Sean Wall 2003-5-24 331 Riverside NE of Skinner Reservoir, Rawson Canyon, Rawson Rd. 2.7 miles from jct. with Washington Ave. 564 Comment
  SD137611  Keckiella antirrhinoides var. antirrhinoides Darin L. Banks 1995-4-5 143 Riverside Cleveland National Forest, Agua Tibia Wilderness area, N slope of Agua Tibia Mtn., E of the Dripping springs Alcove, west of the Dripping Springs Trail 646 Comment
  UC1518630  Keckiella antirrhinoides var. antirrhinoides Robert F. Thorne, Drs. Fosberg, Sachet, and Herbst 1983-4-23 55474 Riverside ca 3.3 mi n Whitewater Post Office (side-canyon on w side of Whitewater Canyon); San Bernardino Mts., Whitewater Canyon 594 Comment
  JOTR32444  Keckiella antirrhinoides var. microphylla Harding, Mitzi & Herskovits, Tasya, D. Oquendo 2011-5-5 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Gravelly hills above canyon wash (Stop 3) 1217 Comment
  RSA787991  Keckiella cordifolia Linda M. Prince, Duncan S. Bell 2009-6-17 577 Riverside Cleveland National Forest. Comment
  RSA0019429  Keckiella ternata subsp. ternata Philip A. Munz 1922-6-27 5852 Riverside Santa Rosa Mountains. 2012 Comment
  SEINET12320632  Keckiella ternata subsp. ternata C. W. Tilforth, Wisura, W. 1979-1 1896 Riverside along Hwy 243, 5.6 mi S of jct with Hwy 10, S of Banning Comment
  CAS-BOT-BC61425  Krameria bicolor John Thomas Howell; Martha Hilend 1928-4-15 171 Riverside Coachella Valley near Thousand Palms Comment
  SD8510  Krameria bicolor Parish Apr 1882 Riverside Agua Caliente Comment
Read comments Jul 16 2010
  UCSB37889  Krameria bicolor Roos, John 1965-6-23 Riverside Colorado Desert, Lost Palms Canyon in the Eagle Mtns. Comment
  CLARK-A1528-5687  Krameria grayi John C. Roos 1937-4-23 796 Riverside Whitewater Comment
  CLARK-A1656-653  Krameria grayi Lois Ann Scott 1978-4-21 Riverside San Jacinto Mountains 152 Comment
  RSA408604  Krameria grayi T. W. Minthorn 1926-05 s.n. Riverside Between Banning and Palm Springs. Comment
  RSA408606  Krameria grayi Anstruther Davidson s.n. Riverside Palm Springs. Comment
  RSA408609  Krameria grayi Gale Sphon 1955-5-22 s.n. Riverside 5 miles south of Pinon Flats, Palms to Pines Hiwy. [74]. Comment
  UC1543072  Krameria grayi Donald G. Nelson 1936-5-22 394 Riverside on trail down to stream in Palm Springs Canyon (Ribbon Wood Camp, Pines to Palms Highway, near base of Santa Rosa Mountains); near base Santa Rosa Mountains, Pines to Palms Highway Comment
  UC472703  Krameria grayi M. F. Spencer 1922-4-28 405 Riverside Chino Canyon Palm Springs (Palm Springs); Colo. Desert, , Chino Canyon <Colorado Desert> Comment
  CLARK-A1528-1976  Lactuca serriola John C. Roos 1965-10-7 Riverside Beaumont Comment
  UCR18039  Lagophylla ramosissima A. C. Sanders, O. F. Clarke, Dan Vossler 1975-7-23 144 Riverside Santa Ana Mtns., Santa Rosa Plateau, Mesa west of Murrieta, along Tenaja Rd. about 2 mi west of the eastern escarpment of the Santa Rosa Plateau. Probably collected very near Bench Mark 1847 ft. shown on the topo map 579 Comment
  RSA525436  Lamarckia aurea Steve Boyd, Dave Bramlet 1990-4-29 4481 Riverside Lake Skinner County Park, S flank of Bachelor Mountain. Comment
  SEINET7106655  Lamarckia aurea N. Duane Atwood 1993-3-28 17711 Riverside Bolsa Chica Ecological Reserve, California Dept. of Fish and Game.; 0 Comment
  UCD63410  Lamarckia aurea F. M. Reed 1933-5-20 7692 Riverside Riverside. Comment
Read comments May 1 2011
  UCR215611  Lamarckia aurea Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 13 Riverside Peninsular Range, Box Springs Mountains, eastern edge of Riverside; Two Trees Canyon Trail near the trailhead 409 Comment
  UCR248523  Langloisia schottii C. P. Cowan 1978-4-23 1215 Riverside Peninsular Range; Santa Rosa Mtns., 12.1 miles (19.2 km) south of Hwy 74 from junction with Hwy 111 at Indian Wells. Whittaker transect #W-220 950 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
  SBBG35059  Langloisia setosissima subsp. setosissima H. and M. Dearing 1937-4-10 1344 Riverside Thousand Palms Cyn Comment
  CLARK-A1656-877  Larrea tridentata Jim Cornett 1977-6-25 Riverside Desert Hot Springs 411 Comment
  RSA390028  Larrea tridentata Geo. Cantwell 1935-4-10 s.n. Riverside Dos Palmas Springs, Salton Sea. Comment
  RSA567649  Larrea tridentata A. C. Sanders, E. J. Lawlor 1992-4-4 12096 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  SEINET7073409  Lasthenia californica A. G. Vestal 1963-4-23 s.n. Riverside About 0.1 mile east of Corner at the base of Gavilans Hills. Coordinate datum: NAD27. Comment
  CLARK-A1528-1978  Lasthenia chrysostoma John C. Roos 1952-5-21 5706 Riverside San Jacinto River 426 Comment
  CAS-BOT-BC354215  Lasthenia coronaria Scott D. White 1996-4-14 3899 Riverside E of Hemet: San Jacinto River Wash near Valle Vista, N of Hwy. 74, ca. 1.7 mi W of USFS Cranston Fire Station. 548 Comment
  SD255653  Lasthenia coronaria A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41440 Riverside San Gorgonio Pass: San Gorgonio River wash, c. 3.7 miles east of Cabazon, c. 1.25 miles NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms (White Water 7.5'Q) 427 Comment
  UCR116965  Lasthenia coronaria A. C. Sanders, T. B. Salvato 2001-5-3 24090 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  SEINET7042766  Lasthenia glabrata W. P. Vestal, A. G. Vestal 1955-3-25 3476 Riverside Adenostoma chaparral, Lakeview Mountains on Juniper Flat Road. Lakeview quadrangle UTM Zone 11, 489935mE, 3735502mN. Comment
  POM262944  Lasthenia gracilis J. C. Roos 1941-4-19 178 Riverside Reche Canyon - 'Plateau' [Label indicates San Bernardino Co.] Comment
  SD239604  Lasthenia gracilis John F. Green 2008-4-15 0408 16 Riverside Peninsular Range: Perris-Aguanga Valley; Moreno Valley/Mead Valley area, square parcel 0.8 km on a side, between Nandina Ave. and Oleander Ave., east of Day Street (Steele Peak 7.5'Q) 483 Comment
  UCR213484  Lasthenia gracilis A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37819 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, under powerlines near dirt extension of Lake St., 1.1 mi. NW (356 deg. ) of intersection of I-15 and Lake St. 549 Comment
  UCR232361  Lasthenia gracilis John F. Green 2008-4-16 0408- 36 Riverside Peninsular Range; Perris-Aguanga Valley, SE edge of Romoland, edge of electrical power station, between Menifee and Palomar roads 446 Comment
  UCR91474  Lasthenia gracilis Scott D. White, M. Jacobsmeyer 1996-4-20 3959 Riverside Perris-Aguanga Basin region, SW of Perris: hillside south of the San Jacinto River channel 518 Comment
  SEINET10907079  Lathyrus laetiflorus Gary D. Wallace, Dieter H. Wilken 1966-4-7 Wallace 412 Riverside Along roadside of hwy 71, s of aguanga, common in area growing with argemone Munita and lupinus hirsutissimus. Comment
  VVC1248  Lathyrus vestitus F. Zaebst 1959-3-24 s.n. Riverside S Calif, On U.S. 395 20 yds N of Hwy marker 34-36A btw Murrietta and N Fallbrook turn off (W side rd) 298 Comment
  POM48270  Lathyrus vestitus subsp. alefeldii E. C. Jaeger 1925-3-21 s.n. Riverside Temecula Canyon Comment
  RSA405729  Lathyrus vestitus subsp. alefeldii Robert Gustafson 1983-4-18 2496 Riverside Clinton Keith Road, about 3 miles from its junction with Hwy. 15, eastern slopes of the Santa Ana Mts. 457 Comment
  RSA506435  Lathyrus vestitus subsp. vestitus Kathy Harper 1988-6-11 s.n. Riverside San Jacinto Mountains, on Thomas Mtn Rd., S of Thomas Mtn. Lookout. Comment
  UCR114321  Lavatera cretica Mitch Provance 1998-3-30 288 Riverside Riverside, Hillside area, NE corner of Phoenix and Arlington Aves., behind Taco Bell 232 Comment
  CLARK-A1528-1980  Layia platyglossa John C. Roos 1941-5-10 130 Riverside San Jacinto Mountains Comment
Read comments Jan 3 2018
  POM305823  Layia platyglossa Henry J. Ramsey, Henry J. Ramsey 1937-4-2 1073 Riverside Corona-Elsinore. Comment
  RSA593885  Layia platyglossa Steve Boyd, David E. Bramlet 1996-4-19 8615 Riverside San Jacinto Valley, ca 2 air miles NE of Winchester and 0.5 mi W of Ryan Airfield in the upper Salt Creek floodplain, at the N end of California Avenue, N of Stetson Avenue, W of the Metropolitan Water District canal. 457 Comment
  UC828958  Layia platyglossa Munz and Johnston 1922-5-19 5419 Riverside Hemet Valley; San Jacinto Mountains 1402 Comment
  CAS-BOT-BC534384  Lemna gibba G. R. Kleeberger 1878-12-29 s.n. Riverside Temescal Comment
  CAS-BOT-BC88684  Lepidium acutidens John Thomas Howell 1930-5-10 4783 Riverside 1 mile south of Perris. Comment
  RSA644633  Lepidium dictyotum var. acutidens Scott D. White 1993-3-12 1143 Riverside San Jacinto Valley: between aqueduct and Warren Road. 457 Comment
  RSA4955  Lepidium fremontii C. B. Wolf 3043 Riverside Colorado Desert, 3/4 miles W of Utopia on the mecca Blythe raod. 152 Comment
  SD145979  Lepidium fremontii B. Pitzer, Tracy Tennant 1998-2-21 3541 Riverside Colorado Desert: north-facing bajada on south side of Hayfield Lake, between lakebed and Hwy I-10 412 Comment
  CAS-BOT-BC89587  Lepidium lasiocarpum E. A. McGregor 1917-3-19 798 Riverside Colorado Desert. Indio Sands near U.S. Date garden. Comment
  UCR140329  Lepidium lasiocarpum A. C. Sanders, Guy Bruyea 2004-4-2 27424 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., mouth of canyon on south side, just north of Rose Rd. 463 Comment
  UCR51947  Lepidium lasiocarpum Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2122 Riverside Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass 300 Comment
  CAS-BOT-BC89667  Lepidium lasiocarpum subsp. lasiocarpum John Thomas Howell 1928-3-25 3540 Riverside Colorado Desert. Painted Canyon. Comment
  UCR281215  Lepidium latipes Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-4-10 417- 21 Riverside Elsinore Trough, Baker St., 0.05-0.15 miles SE of Pierce St. [NW edge of city of Lake Elsinore, near Terra Cotta] 384 Comment
  RSA67347  Lepidium nitidum F. W. Peirson 1918-03 2327 Riverside Whitewater Grade, NW corner of Colorado Desert. Comment
  CDA24948  Lepidium strictum A. C. Sanders 2001-5-1 24068 Riverside San Bernardino Valley region; Riverside, UCR campus, off Linden Drive in married student housing area, near corporation yard. Comment
  CAS-BOT-BC60105  Lepidium virginicum var. menziesii Street; Durant 1918-5-12 s.n. Riverside San Jacinto River Canyon. Comment
  POM8776  Lepidium virginicum var. pubescens P. A. Munz 1920-4-11 3812 Riverside Santa Ana River Canyon, near Rincon. 305 Comment
  RSA655038  Lepidium virginicum var. pubescens Scott D. White 1999-7-9 7535 Riverside Idyllwild Area: Near Idyllwild Community Service Dist. sewage ponds at terminus of USFS Road S24.2. 1432 Comment
  RSA613648  Lepidium virginicum var. robinsonii D. L. Banks, Victor Steinmann 1997-3-13 1471 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
  RSA85151  Lepidium virginicum var. robinsonii J. C. Roos 1952-4-9 5475 Riverside Fairmount Park 259 Comment
  UCR77762  Lepidospartum squamatum Steve Boyd 1991-9-8 6430 Riverside Peninsular Range, Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371 600 Comment
  SEINET7048156  Lepidospartum squamatum Steven R. Hill 2001-5-3 33657 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
  UC1719502  Leptodactylon californicum D. Atwood 1993-3-26 17655 Riverside Summit of Santa Ana Mountains, 4.8 mi S of Lake Elsinore, along Hwy 74 812 Comment
  SEINET4854776  Leptodactylon californicum subsp. tomentosum C. Leo Hitchcock 1940-4-12 6041 Riverside 8 mi NW of Elsinore. 457 Comment
  UC52850  Leptodactylon pungens H. M. Hall May 17 1901-Jun 1 1901 1911 Riverside Santa Rosa Peak Comment
  POM364672  Leptosiphon floribundus E. Crow 1929-4-21 341 Riverside Hills west of Lake elsinore Comment
  UC1287162  Lesquerella tenella C. L. Hitchcock 1966-3-20 24309 Riverside along road to Blythe about 30 mi n Ogilby Comment
Read comments Mar 2 2013
  UCR220005  Lessingia filaginifolia A. C. Sanders 2010-11-18 38690 Riverside Peninsular Range; western Gavilan Hills, eastern edge of Corona, north end of 'radio tower' ridge, 1.85 mi. NNE (25 deg. ) of El Cerrito, 1 mi. SSE (143 deg. ) of Home Gardens, just east of large rock quarry 488 Comment
  UCR34883  Lessingia filaginifolia L. B. Ziegler 1971-9-9 427 Riverside San Jacinto Mtns, Hemet (Garner) Valley. 1372 Comment
  UCR41320  Lessingia filaginifolia N. M. Fellows 1984-11-12 34 Riverside San Jacinto Mtns., Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn. 489 Comment
  SBBG94651  Lessingia glandulifera var. glandulifera S. D. White 1990-10-8 Riverside Vail Lake area, Hwy 79, immediately W of Dripping Springs Guard Station 487 Comment
  UCR139966  Lessingia glandulifera var. glandulifera Virginia Moran 2003-7-17 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
  CAS-BOT-BC283711  Leymus condensatus Scott D. White; Justin Wood 2008-5-29 12041 Riverside Beaumont Badlands: W of Beaumont, near SR-60 crossing over San Timoteo Creek 671 Comment
  UCD64442  Leymus condensatus Nat Mewhinney 1949-10-1 Riverside S of Hemet. Comment
  RSA198977  Lilaea scilloides Robert F. Thorne, E. W. Lathrop, Philip A. Munz 1968-5-8 37569 Riverside Santa Rosa Plateau: on Mesa de Colorado, Rancho California 671 Comment
  JEPS62043  Lilium parryi Carl V. Meyer 1928-7-24 518 Riverside Idyllwild; San Jacinto Mt. Comment
  UCR233583  Limonium duriusculum A. C. Sanders, John F. Green 2012-3-26 39993 Riverside Peninsular Range; Santa Ana Mtns. Area, Temescal Canyon, S of I-15 Fwy and c. 390 m east of Horsethief Canyon Rd., N of Kicking Horse Dr. 395 Comment
  SEINET7073299  Linanthus bellus A. G. Vestal 1963-4-27 s.n. Riverside Cottonwood Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  SD132311  Linanthus californicus T. D. Hacker 1990-5-3 12 Riverside East side of Laguna Mountains, ca. 4.0 miles north of Highway 74 on a dirt road leading to Lake Elsinore; on a cliff above the road. 518 Comment
  RSA496473  Linanthus dianthiflorus subsp. dianthiflorus Steve Boyd, T. S. Ross, L. Arnseth 1989-3-31 3092 Riverside Vail Lake area, S of Hwy 79, Kolb Creek drainage, W of Woodchuck Rd. 488 Comment
  RSA359854  Linanthus dianthiflorus subsp. dianthiflorus Steve Boyd 1986-4-2 1632 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  UC172674  Linanthus lemmonii Katharine Brandegee 1882-4-24 Riverside Copeland's - San Jacinto Comment
  RSA645178  Linanthus maculatus J. Mark Porter, L. Machen 1995-4-14 10690 Riverside Mouth of Morongo Canyon, in Morongo Wash, on the east side of Highway 62, along the old right-of-way for old Route 62 (portions of the pavement are still present), 0.4 miles north of the intersection of Indian Avenue and HWY 62. Comment
  UCR133428  Linanthus parviflorus Tracy Tennant, T. B. Salvato 1998-6-23 MOR- 459 Riverside San Bernardino Mountains, Morongo Indian Reservation, woodland stand 13, N end of Hathaway Canyon 1280 Comment
  UCR171910  Linaria canadensis John F. Green 2006-4-27 s.n. Riverside Peninsular Ranges, Temecula, plot centered on San Diego Aqueduct corridor between Nicolas Road and Via Norte 381 Comment
  RSA435727  Linum lewisii 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
  RSA0018462  Lithophragma affine A. C. Sanders 1997-4-3 20158 Riverside near north foot of Black Mountain, slopes south of Crown Valley 655 Comment
  JOTR32183  Loeseliastrum matthewsii 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
  RSA0117759  Loeseliastrum schottii Sarah J. J. De Groot 2005-5-16 4966 Riverside Along Worsley Road paralleling Highway 62 between Dillon Road and Indian Ave., Desert Hot Springs area, vicinity of Morongo Creek. 495 Comment
  RSA468343  Loeseliastrum schottii Christopher Davidson 1979-4-4 7682 Riverside Orocopia Mts, lower end of Box Canyon on Box Canyon road, 4.4 miles E of Mecca 213 Comment
  RSA59574  Loeseliastrum schottii Verne Grant, Alva Grant 1950-4-9 8837 Riverside Palm Springs. Comment
  RSA757823  Loeseliastrum schottii Michael Wall 2010-5-6 557 Riverside Morongo Wash, NE of Palm Springs, WNW of Flat Top Mountain. 164 Comment
  SD185138  Logfia depressa A. C. Sanders, P. J. MacKay, et al. 1997-2-8 19675 Riverside Palm Springs, Indian Avenue at Las Vegas Road, below mouth of Chino Canyon. 188 Comment
  RSA0125293  Logfia filaginoides Duncan S. Bell 2016-3-3 8779 Riverside Whitewater Canyon; San Gorgonio Wilderness area; Rainbow Canyon, approximately 3.5 air miles east northeast of Kitching Peak. 820 Comment
  UC1784026  Lolium perenne John R. Reeder and Charlotte G. Reeder 1988-3-9 8249 Riverside Indio, near Motel 6 6 Comment
  UCR23302  Lolium perenne subsp. multiflorum John C. Roos 1952-5-14 5661 Riverside San Bernardino Valley, Riverside, corner of Iowa Avenue and 8th Street 305 Comment
  UCR162264  Lomatium dasycarpum S. J. Myers, Chet McGaugh 2003-4-7 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1098 Comment
  UC1375402  Lomatium mohavense Louis B. Ziegler 1969-5-7 Riverside lower slopes of hills about Hemet Valley, near Kenworthy Ranger Station San Jacinto Mountains 1447 Comment
Read comments Mar 25 2011
  CLARK-A1045-187  Lomatium utriculatum George K. Helmkamp 1979-5-5 Riverside Santa Ana Mountains end of road; Wildomar 7.5'Q Comment
  RSA212934  Lomatium vaginatum L. B. Ziegler 1969-5-7 s.n. Riverside meadowy area in Hemet Vally near Kentworthy Ranger Station, San Jacinto Mts. 1448 Comment
Read comments Dec 8 2013
  JEPS20093  Lonicera subspicata var. denudata Peter H. Raven with R. Snow 1957-7-26 11118 Riverside 2.0 mi s Vista Grande Ranger Station (Banning to Idyllwild road); San Jacinto Mountains Comment
  SBBG102905  Lonicera subspicata var. denudata S. D. White 1991-9-17 91 -50 Riverside W side of Lake Elsinore (St Hwy 74); along a wash Comment
  RSA703416  Lotus LeRoy Gross, Leland Lubinsky, Victor W. Steinmann, Linda Lee Worlow 2005-2-17 1446 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  UCR91680  Lotus argophyllus Steve Boyd, D. L. Banks 1995-4-5 8418 B Riverside Agua Tibia Mountains, Palomar Range, Agua Tibia Wilderness Area; northern flank of Agua Tibia Mtn. at the E edge of Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary 610 Comment
  RSA621871  Lotus argophyllus var. argophyllus R. S. Woglum 1935-5-20 615 Riverside Palm Springs Comment
Read comments Aug 27 2011
  RSA90068  Lotus argophyllus var. argophyllus F. W. Peirson 1922-4-30 2933 Riverside Summit of St. John's Grade, south of Hemet Comment
  UC15536  Lotus argyraeus H. M. Hall Jun 1901 2140 Riverside Coyote Canyon San Jacinto Mountains, Santa Rosa Mountain 1524 Comment
  RSA715760  Lotus hamatus A. C. Sanders 2005-4-22 29601 Riverside Gavilan Hills: Gavilan Plateau ca. 0.75 air mi. SE of summit of Gavilan Peak. 625 Comment
  GMDRC2043  Lotus heermannii J. Andre 2006-4-26 6757 Riverside Little San Bernardino Mountains: Joshua Tree National Park: Long Canyon, approx. 2.3 mi. S. of NE corner (boundary) of park Near 34.06072 deg. N 116.44711 deg. 43681' W. Elev. 3463 ft. 1056 Comment
  SDSU4302  Lotus heermannii bruhns 1965-5-22 112 Riverside Slope around girls' dormitory of Desert Sun School in Idyllwild. Comment
  UCR241651  Lotus heermannii T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 325 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  RSA641177  Lotus nevadensis var. nevadensis R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38113 Riverside San Bernardino National Forest, San Jacinto Mountains: Above James Reserve in Hall Canyon. 1677 Comment
  UCR281011  Lotus purshianus Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-6-6 617- 20 Riverside Temescal Valley, Property on S side of Temescal Canyon Rd., just W of Concordia Ranch Rd. 363 Comment
  RSA406823  Lotus salsuginosus var. salsuginosus M. B. Dunkle 1934-3-18 3862 Riverside Moreno 488 Comment
  RSA341987  Lotus scoparius var. brevialatus R. F. Thorne, W. A. Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54078 Riverside Branch Ravine W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater PO. 610 Comment
  RSA652462  Lotus scoparius var. brevialatus Marion P. Harthill 1971-3-19 31 Riverside Palm Desert. Comment
  UCR245962  Lotus strigosus var. tomentellus Duncan S. Bell 2009-3-8 78 Riverside Arica Mountains, NW side of range, c. 3.2 air miles NW of Priest Well, or c. 6.5 air miles SW of ghost town of Rice 513 Comment
  RSA517840  Lotus tomentellus Bob Boyd, Orlando Mistretta 1986-3-13 1471 Riverside NE of Desert Center. Comment
  UCR16277  Lotus tomentellus David Eslinger 1970-4-25 s.n. Riverside Colorado, 2 mi. N [of junction of] Interstate Hwy 10 and State Hwy 195 into Joshua Tree National Monument [now J.T.N. Park], 200 ft. NW of road 610 Comment
  UCR29818  Lotus tomentellus George K. Helmkamp 1983-3-24 383- 18 Riverside Sonoran (Colorado) Desert, north base of the Little Chuckwalla Mountains, 1.5 miles east of Graham Pass Road 336 Comment
  POM304858  Lupinus arizonicus Henry J. Ramsey 1939-11-28 277 Riverside 20 miles east of Indio. Comment
  RSA48403B  Lupinus arizonicus E. K. Balls 1949-4-2 12894 Riverside Between Mecca and Mortmar on Hwy 111 -61 Comment
Read comments Jun 24 2012
  UCR104025  Lupinus arizonicus George K. Helmkamp, E. A. Helmkamp 1998-2-5 2678 Riverside Little San Bernardino Mtns., 3.2 mi. north of junction of Thousand Palms Canyon Road and Dillon Road. 457 Comment
  UCR20761  Lupinus arizonicus A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1293 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
  UCR75059  Lupinus arizonicus A. C. Sanders, E. J. Lawlor 1992-4-4 12124 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  RSA487451  Lupinus bicolor Bill Wagner 1988-3-9 s.n. Riverside Grain field at Benton Rd. and San Diego aqueduct, 1/2 mile E of Winchester Rd., NE of Murrieta. 412 Comment
  SBBG35127  Lupinus bicolor T. L. Secrest 1948-4-10 Riverside near Sage 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
  UCR84985  Lupinus bicolor A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16227 Riverside San Jacinto Mountains, San Gorgonio Pass: on and near a rocky spur at the N foot of the mountains, SW of Verbenia Ave, west of Snow Creek, east of Cabazon 550 Comment
  UCR91867  Lupinus bicolor A. C. Sanders, S. Hawkins 1996-4-24 18076 Riverside San Bernardino Mtns, Morongo Indian Reservation, SE edge of Burro Flats in vicinity of natural pond & bog 1159 Comment
  UCR97489  Lupinus bicolor A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19868 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  RSA561785  Lupinus bicolor subsp. marginatus Steve Boyd 1992-4-14 6843 Riverside San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail 341 Comment
Read comments Mar 23 2007
  UCR25553  Lupinus bicolor subsp. microphyllus John C. Roos 1941-4-19 169 Riverside Peninsular Range, Loma Linda Hills/Box Springs Mtns.; plateau in Reche Canyon 671 Comment
  SBBG47453  Lupinus concinnus N. C. Cooper 1944-6-17 1434 Riverside W side of San Jacinto Mtn 1371 Comment
  UC397195  Lupinus concinnus S. B. Parish 1919-3-28 19202 Riverside mouth of San Jacinto Canyon Comment
  UCD84940  Lupinus concinnus Chuck Hughes 2010-3-23 212 Riverside About 11.5 miles south of Highway 62, next to railroad tracks. 254 Comment
  OBI40934  Lupinus excubitus Jennifer Lyman 1981-5-24 s.n. Riverside May Valley rd, Idyllwild Comment
  UCR23933  Lupinus excubitus John C. Roos 1943-5-23 2665 Riverside Southern Mojave Desert; Little San Bernardino Mtns., Joshua Tree National Monument 1524 Comment
  SEINET10484016  Lupinus excubitus subsp. austromontanus August J. Breitung 1953-6-13 Breitung 15559 Riverside Hemet reservoir, san bernardino nat'l forest. Comment
  POM305372  Lupinus excubitus var. austromontanus Henry J. Ramsey, Henry J. Ramsey 1938-3-26 646 Riverside Elsinore Temecula Comment
  UCR188794  Lupinus excubitus var. excubitus Jim Andre 2006-4-26 7796 Riverside South Mojave Desert, Joshua Tree National Park, upper Long Canyon, canyon bottom c.1 mi north of Rattlesnake Spring 1321 Comment
  UC489013  Lupinus formosus C. V. Meyer 1929-6-18 773 Riverside Hemet Valley; San Jacinto Mts., Hemet Valley 1341 Comment
  UCR25045  Lupinus formosus var. hyacinthinus A. C. Sanders 1980-7-18 1633 Riverside San Jacinto Mtns., Thomas Mountain: Thomas Mountain Campground to the summit at the lookout 2073 Comment
  SBBG88097  Lupinus hirsutissimus N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 167 Riverside Oasis de los Osos Preserve, off Snow Crk Cyn, 1 mi W of Snow Crk Village 487 Comment
  UC917869  Lupinus hirsutissimus Frank W. Gould 1943-4-18 2141 Riverside on Idlewild cutoff near Banning; near Banning Comment
  SEINET8042261  Lupinus hirsutissimus Unknown 404 Riverside Boxsprings Mts. Comment
  UCR180593  Lupinus microcarpus var. densiflorus Scott D. White, Angelia Carey 2004-4-5 9980 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  RSA659050  Lupinus microcarpus var. microcarpus R. Riggins 1982-4-15 1341 Riverside Guava St. (Deluz Rd.) 0.4 mi S jct. Washington Ave. in Murrietta. Comment
  SD148159  Lupinus microcarpus var. microcarpus G. K. Helmkamp, E. A. Helmkamp 2001-5-2 6624 Riverside La Panza Range: CA-58 11.2 miles east of Santa Margarita 487 Comment
Read comments Dec 7 2011
  SEINET10490185  Lupinus polyphyllus subsp. bernardinus David B. Dunn 1946-8-17 Dunn 2688 Riverside Collected in san jacinto mtns. Grass near stream at camp in taquity valley, Damp meadow area. 2438 Comment
  RSA3983  Lupinus shockleyi Carl B. Wolf 1932-4-29 3121 Riverside Eastern Colorado Desert, 3 miles S of Rice on the Blythe road. 213 Comment
  CLARK-A1045-233  Lupinus sparsiflorus George K. Helmkamp 1978-4-1 Riverside Whitewater junction of Interstate highway 10 and Verbenia Avenue; Whitewater 7.5'Q Comment
  RSA86973  Lupinus sparsiflorus subsp. sparsiflorus F. W. Peirson 1921-3-19 7717 Riverside Whitewater Grade about 2 miles east of Banning Comment
  SBBG53743  Lupinus succulentus S. Boyd 1980-5-8 Riverside Harford Springs County Park, on the NW corner of the Gavilan Plateau Comment
  SEINET2062684 Image available Lupinus truncatus Don Mitchell 1990-4-30 Riverside W side of Sage Rd., ca 0.5 mi S of intersection with Wilson Valley Rd. Sage 7.5' Quad 701 Comment
  CAS-BOT-BC231424  Lycium andersonii Carl B. Wolf 1932-4-28 3087 Riverside Eastern Colorado Desert. S. W edge of Maria Mts. 10 mi. from Blythe on Rice Road 152 Comment
  SD253556  Lycium andersonii A. C. Sanders, Jake Schweitzer, Katie Young. 2015-3-24 41495 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 (White Water 7.5'Q) 456 Comment
  POM9224  Lycium andersonii I. M. Johnston 1920-5-8 2272 Riverside Jurupa Mts, extreme west end. between Riverside and Ontario. Comment
  CAS-BOT-BC233505  Lycium cooperi Peter H. Raven 1958-5-5 12888 Riverside Jumbo Rocks Camp Ground, Joshua Tree National Monument Comment
  RSA736732  Lythrum californicum Scott D. White, Angelia Carey, Linda Archa 2004-8-5 10687 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation- Indian Creek and adjacent uplands, from confluence w/ San Jacinto River to +/- 2 miles upstream. 534 Comment
  UCR55266  Lythrum hyssopifolia 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
  UCR80830  Machaeranthera cognata John Wear, N. Moorhatch 1993-6-11 s.n. Riverside Sonoran (Colorado) Desert, Mecca Hills 61 Comment
  UCR114809  Malacothamnus fasciculatus Mitch Provance 1998-2-13 19 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
  JEPS36601  Malacothrix californica Carl V. Meyer 1929-6-18 769 Riverside near Hemet Lake; San Jacinto Mts., Hemet Valley Comment
  UCR90378  Malacothrix clevelandii D. L. Banks, P. Morrell 1995-5-4 0310 Riverside Agua Tibia Mtns., Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn, east of the Dripping Springs Alcove Area, north of the Wildhorse Trail, on hills north of Wildhorse Peak. 732 Comment
  POM362313  Malacothrix glabrata N. C. Cooper 1949-4-8 3296 Riverside Desert Center. 609 Comment
  RSA278966  Malacothrix glabrata B. A. Prigge 1978-3-23 2413 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  RSA510054  Malacothrix glabrata B. Pitzer 1988-3-10 654 Riverside Chuckwalla Mountains. W side of mountains, on gas line road ca. 1.5 mi north of intersection with Red Cloud Mine Road (& wash); ca. 2 miles (airline) S of Highway I-10. (Red Cloud Road. 10 km cell; PH-2N, 3E) 488 Comment
  RSA537693  Malacothrix glabrata Charles B. Fiker 1946-4-16 3415 Riverside West side of Colorado Desert Comment
Read comments Mar 23 2014
  RSA781532  Malacothrix glabrata Duncan S. Bell 2009-3-8 82 Riverside Arica Mountains: northwest side of mountain range approximately 3.2 air miles northwest of Priest Well or approximately 6.5 air miles southwest of the ghost town of Rice. 479 Comment
  UC68994  Malacothrix glabrata H. M. Hall April, 1905 5878 Riverside Chuckawalla Bench Colorado Desert Comment
  UCR214702  Malacothrix glabrata A. C. Sanders 2010-3-23 37538 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, at SW foot of Palen Mountains 130 Comment
  UCR41521  Malacothrix stebbinsii A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6081 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  CLARK-A1528-616  Malva parviflora C. M. Flanagan 1971-5-16 Riverside Riverside Comment
  RSA588604  Malva parviflora D. L. Banks, Steve D. Boyd 1995-10-17 815 Riverside NW Palomar Mountains. Agua Tibia Mountains. Cleveland National Forest. Agua Tibia Wilderness Area. Along lower Arroyo Seco. S of the Dripping Springs Campground., Along the narrow benches where Arroyo Seco turns E, just W of the Metasedimentary hills. 524 Comment
  RSA78373  Malva parviflora J. C. Roos, L. Roos 1951-5-5 5034 Riverside Fairmont Park 274 Comment
  RSA557349  Malvella leprosa Julie Greene 1993-5-12 1298 Riverside San Jacinto Wildlife Area; south of gated W-E road, east of Davis Road. 433 Comment
  UCR69748  Malvella leprosa A. C. Sanders, Chet McGaugh 1991-7-19 11147 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
  SEINET10732075  Mammillaria microcarpa Betty Venrick 1962-1 Riverside Comment
  RSA0126634  Mammillaria tetrancistra Duncan S. Bell 2016-3-4 8803 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
  UCD107543  Marah macrocarpa C. L. Hitchcock 1966-3-15 24145 Riverside 1 mi. e. of Glen Ivy Springs. Comment
  HSC87166  Marina parryi Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. Ross 1988-3-10 2131 Riverside N end Palen Mtns., 2 mi. W of Palen Pass 300 Comment
  JOTR29082  Marina parryi La Doux, Tasha 2005-3-30 1199 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  UCR148309  Marina parryi John F. Green 2005-1-14 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  UCR264216  Marina parryi A. C. Sanders, Jim Malusa 2015-9-10 41863 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 0.85 mi. SE of its junction with Summit Rd. in Salt Creek Canyon, at wash crossing, at edge of Chocolate Mountains Aerial Gunnery Range 480 Comment
  SD136816  Marrubium vulgare Steve Boyd, Tim Ross 1992-5-6 7265 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area; Verdugo Potrero, near the Verdugo Trailhead. 730 Comment
  UC1537576  Marrubium vulgare Gordon H. True Jr. 1935-4-15 239 Riverside Mockingbird Canyon 457 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
  CAS-BOT-BC348066  Matricaria discoidea A. C. Sanders; T. B. Salvato 2011-3-28 38810 Riverside Peninsular Range; Perris-Aguanga Basin Region: Menifee Valley, between Sun City and Perris, from McLaughlin & Evans roads intersection east to I-215 Fwy 434 Comment
  CAS-BOT-BC348068  Matricaria discoidea S. B. Parish 1914-4-13 9075 Riverside Ethanac, near Perris Comment
  SEINET2053698 Image available Matricaria matricarioides Penny Stead 1970-5-5 Riverside Roadside near Fawcett Lab, University of California, Riverside 274 Comment
  RSA667003  Matricaria occidentalis A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24198 Riverside S. of Hemet, E end of Diamond Valley, ca 1/4 mi. N of Newport Rd. and 3/4 mi. E of State St. 506 Comment
  RSA586041  Meconella denticulata D. L. Banks, S. D. Boyd 1995-3-16 94 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, Arroyo Seco drainage. 537 Comment
  JOTR31145  Melica imperfecta La Doux, Tasha 2009-6-3 1855 Riverside Joshua Tree National Park. (Stop 2): Little San Bernardino Mountains, Covington Flats Area, Covington Spring 1396 Comment
  UCR158266  Melica imperfecta A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-4-14 29496 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
  UCR84642  Melica imperfecta Scott D. White, S. Ogg 1994-4-21 1982 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  SDSU19220  Melilotus albus Kristen Hasenstab, Dave Bailey 2008-8-7 185 Riverside Santa Margarita Ecological Reserve, within 150m of gaging station at the Gorge river crossing. Growing 1-3m from the edge of the river. 215 Comment
  CSUSB1308  Melilotus indicus Bob Sullivan 1966-3-26 Riverside UCR campus in Riverside, behind the life science building. 228 Comment
  UCR244388  Mentzelia albicaulis Jim Andre 2012-4-16 20969 Riverside Southern Mojave Desert, Joshua Tree National Park; along Cottonwood Springs Rd [=Pinto Basin Rd.], c. 6 mi. south of north entrance at Twin Tanks parking area 1197 Comment
  RSA457752  Mentzelia californica Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, Tim S. Ross 1988-3-10 2113 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  SD186252  Mentzelia desertorum Theo Glenn 1991-5-8 91 85 Riverside Big Maria Mtns., north of Blythe. 377 Comment
  RSA0031612  Mentzelia involucrata Jim Andre 2013-3-27 24817 Riverside Riverside Mountains; east side of Riverside Mountains, along Hwy 95, 13.2 mi. south of Vidal Jct. 126 Comment
  RSA440410  Mentzelia involucrata Christopher Davidson 1973-4-1 1839 Riverside Along Hwy 74 on desert hillside facing Palm Desert. 488 Comment
  RSA776242  Mentzelia involucrata Duncan S. Bell 2010-3-20 597 Riverside Riverside Mountains; in the vicinity of Calzona Mine; approximately 2 air miles northeast of Riverside Mountain Peak. 232 Comment
  SEINET225785  Mentzelia involucrata George K. Helmkamp 1983-4-5 483 -24 Riverside Chuckwalla Mountains, Large wash below Chuckwalla Spring, 9 miles SW of Graham Pass Road. 488 Comment
  RSA652294  Mentzelia laevicaulis Dick Crowell 1949-3-25 s.n. Riverside Collected 15 miles east of Indio on Hwy 60. 1/2 mile off road. 457 Comment
  SD114170  Mentzelia laevicaulis Darley F. Howe 1947-6-20 1650 Riverside Near Beaumont. Comment
  RSA0127361  Mentzelia longiloba var. longiloba Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-5 961 Riverside Blythe-Rice Road, East/Northeast of Arica Mountains on Blythe-Rice Road, about 1 mile south of railroad crossing. 243 Comment
  RSA171351  Mentzelia veatchiana J. D. Olmsted 1962-5-3 3506 Riverside San Jacinto Mts 1616 Comment
  RSA543772  Microseris heterocarpa Steve Boyd 1991-5-7 6173 Riverside Santa Ana Mountains, SE and E side of Elsinore Peak. 1006 Comment
  UCR120963  Microseris heterocarpa A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23890 Riverside Perris-Aguanga Basin region, Temecula, along east side of pipeline NE of Long Canyon, west of San Diego Aqueduct 381 Comment
  UCR112560  Microseris lindleyi A. C. Sanders 1998-3-17 21742 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, south of Hemet 343 Comment
  UCR128561  Microseris lindleyi A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23908 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
  SEINET2053747 Image available Microseris linearifolia Richard Montijo 1990-4-27 Riverside Rancho California area; E of Santa Rosa Plateau, Green Meadow Road off de Potola Road. Sage 7.5 Quad 609 Comment
  RSA0018770  Mimetanthe pilosa Philip A. Munz 1938-8-14 15355 Riverside Virgin Spring, Santa Rosa Peak. 2287 Comment
  POM8474  Mimulus aurantiacus var. pubescens I. M. Johnston 1920-5-8 2293 Riverside Butte west of Lakeview. 610 Comment
  UCR47668  Mimulus aurantiacus var. pubescens D. C. Michener 1980-5-29 3633 Riverside San Jacinto Mtns, Cave Springs Comment
  UCR81103  Mimulus aurantiacus var. pubescens Scott D. White 1993-5-29 1438 Riverside San Bernardino Mtns., Banning Canyon & Big Oaks Canyon along the road to Raywood Flat on Yucaipa Ridge 1067 Comment
  RSA82107  Mimulus aurantiacus var. puniceus F. W. Peirson 1925-5-20 6014 Riverside 1 mile northwest of Dripping Spring, east of Temecula. 457 Comment
  UCR135845  Mimulus aurantiacus var. puniceus A. C. Sanders 2004-4-20 27534 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
  CLARK-A1528-859  Mimulus bigelovii Charlotte Stocks 1963-4-15 Riverside Box Canyon Comment
  UCR146442  Mimulus bigelovii var. bigelovii R. F. Thorne, Et al. 1969-6-24 38096 Riverside San Jacinto Mtns., San Bernardino National Forest, above James Reserve in Hall Canyon 1677 Comment
Read comments May 11 2019
  UCR244409  Mimulus bigelovii var. bigelovii Jim Andre 2012-4-16 20904 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  UC310840  Mimulus brevipes Philip A. Munz 1925-5-20 9821 Riverside 2 mi w Dripping Spring 426 Comment
  UC410543  Mimulus brevipes Mrs. E. C. Van Dyke July, 1928 Riverside along to desert from Idyllwild Comment
Read comments Sep 3 2011
  UCR158264  Mimulus brevipes A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30120 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
  UCR92167  Mimulus brevipes D. L. Banks, Steve Boyd 1995-5-3 0237 Riverside Agua Tibia Mtns Watershed, Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn., east of Dripping Springs Alcove, along lower alluvial benches of Arroyo Seco 512 Comment
  UCR167797  Mimulus cardinalis T. B. Salvato, Melissa Clemons 2005-6-23 1315 Riverside Peninsular Range; Temescal Valley, 3 miles NW of Alberhill, Temescal Canyon Road at Corona [Lee] Lake 366 Comment
  UCR189586  Mimulus clevelandii Carlos Navarro 2006-6-22 106 Riverside Cleveland National Forest off Indian Truck Trail c. 0.2 mi north of San Diego County border and 1.5 mi east of Santiago Peak lookout 1137 Comment
  UCR14560  Mimulus fremontii var. fremontii T. Gull 1974-5-11 s.n. Riverside San Bernardino Mtns., Lower Banning Canyon Comment
  UCR35245  Mimulus fremontii var. fremontii L. B. Ziegler 1967-6-18 221 Riverside San Jacinto Mtns., SW slope of Thomas Mountain at edge of Cahuilla Valley 1341 Comment
  JOTR31050  Mimulus guttatus La Doux, Tasha, Maria Harding, Mark Wheeler 2010-5-20 2033 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lower Covington Flats; STOP 1: drainage heading toward Smithwater Canyon, rocky canyon with narrow sandy bottom Comment
  UCSC000872  Mimulus guttatus Peter Kamb 1947-6-7 580 Riverside Hall Canyon, San Jacinto Mts. 1646 Comment
  RSA0030781  Mimulus moschatus var. longiflorus Mary F. Spencer 1921-7-1 1288 Riverside Idyllwild 1585 Comment
  CLARK-A1045-315  Mimulus pilosus George K. Helmkamp 1978-6-1 Riverside Santa Ana Mountains bank of creek at end of Road; Wildomar 7.5'Q Comment
  UCR108858  Mimulus pilosus Heidi A. Haid 1969-1 s.n. Riverside San Jacinto Mtns, Bautista Canyon, above confluence with Horse Creek 915 Comment
  UCR178200  Mimulus pilosus Tracy Tennant, Jeffrey Ross 1998-7-21 MOR- 647 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Hathaway Canyon, tree stand F-06 915 Comment
  RSA0086775  Mirabilis laevis R. G. Swinney 1967-5-26 11734 Riverside Snow Creek. 335 Comment
  UCR260880  Mirabilis laevis A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41488 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
  POM750  Mirabilis laevis var. crassifolia P. A. Munz 1918-4-27 2128 Riverside Temescal Canyon. Comment
  SEINET3161593  Mirabilis laevis var. retrorsa N. H. Holmgren, P. K. Holmgren 1974-3-23 7475 Riverside Box Canyon wash, 11.4 (9 airline) miles east-northeast of Mecca 244 Comment
  RSA678385  Mirabilis laevis var. villosa Steve Boyd, Amber Maurice, Pesach Lubinsky, Lel Lubinsky 2003-4-17 10450 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
  UCD98204  Mirabilis laevis var. villosa P. C. Everett; E. K. Balls 1958-5-4 23079 Riverside 2 mi. n. along rd. to 29 Palms from jct. with U.S. Hwy. 60/70. 457 Comment
  SEINET223388  Mirabilis multiflora B. Ertter, J Strachan 1980-5-21 3486 Riverside Santa Rosa Mt road (USFS Rd 7S02) near Hwy 74 (Pines to Palms Hwy) 1707 Comment
  CAS-BOT-BC434880  Mirabilis multiflora var. pubescens H. M. Hall 1901-6-1 2162 Riverside San Jacinto Mountains. Vandeventer Flat 1386 Comment
  SD119907  Mirabilis multiflora var. pubescens Louis B. Ziegler 1964-8-30 21 Riverside San Jacinto Mountains, Garner Valley. 1431 Comment
  UCR77587  Mirabilis multiflora var. pubescens Steve Boyd 1991-9-8 6434 Riverside Peninsular Range, Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371 600 Comment
  UCR94074  Mirabilis multiflora var. pubescens Scott D. White, D. Haselfeld 1996-7-2 4273 B Riverside San Jacinto/Santa Rosa Mtns, Pinyon Flat area, north of Hwy 74, c. 10 road mi east of junction with Hwy 371, west-facing slope of Sugarloaf Mountain and adjacent valley 1402 Comment
  UCR114329  Miscanthus sinensis Mitch Provance 1998-9-28 1159 Riverside City of Riverside, Hillside area, Joseph and Socorro Gomez residence, 5575 Dean Way. 238 Comment
  JEPS26448  Mohavea confertiflora Peter H. Raven 1958-1-23 11432 Riverside Fargo Canyon Comment
  RSA0024813  Mohavea confertiflora Duncan S. Bell, Kim Clark, Bob Ellis, Pam McKay, Jim Pittman, Gene Ratcliff, Ed Schlegel, Felicia Sirchia 2013-2-24 4463 Riverside Orocopia Mountains; south end of range, north of the Coachella Canal, approximately 3 air miles northeast of Dos Palmas Springs. 182 Comment
  RSA408766  Mohavea confertiflora H. C. Ackley 1926-02 s.n. Riverside Shavers Well, Colorado Desert. Comment
  UC1007179  Mohavea confertiflora Philip A. Munz 1940-3-23 15673 Riverside road Dale to Cottonwood Springs (s base of Pinto Mountains); Pinto Mountains 609 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
  JEPS63421  Monardella australis subsp. australis Carl V. Meyer 1928-7-26 548 Riverside between Deer Springs and San Jacinto Peak 2895 Comment
  POM12899  Monardella lanceolata var. lanceolata P. A. Munz 1922-7-3 5945 Riverside [Unspecified] 1372 Comment
Read comments Oct 8 2011
  UC1499885  Monardella nana Elizabeth McClintock 1941-5-31 47 Riverside 5 1/2 miles from turn off to Anza Monument Comment
  RSA554328  Monardella nana subsp. arida Steve Morgan 1992-5-25 92 -6 Riverside Santa Rosa Mountains, SE end of San Bernardino National Forest, ca. 17 miles (airline) due S of Cathedral City, on County Road 7D02 (Santa Rosa Truck trail), from 0.5 to ca. 1.5 mi. S of CA Hwy 74. Comment
  SEINET4151977 Image available Monardella nana subsp. arida Elizabeth McClintock, Harlan Lewis 1941-6-29 79 Riverside Peninsular Range; Santa Rosa Mtns.; road up Santa Rosa Mountain, 4.5 miles beyond canyon where stream crosses road 2302 Comment
  UC1499817  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-18 122 Riverside trail to Hidden Lake (about 1 mi beyond the cienega); San Jacinto Mts. Comment
  UCR221473  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-15 117 Riverside Peninsular Range; San Jacinto Mtns., on the Idyllwild road, a short distance below the Keen Camp turn off, in canyon where the Pseudotsugas first occur 1479 Comment
  CAS-BOT-BC220381  Monardella pringlei Ethel H. Campbell 1921-5-1 s.n. Riverside Between Riverside and Ontario 300 Comment
  UCR92694  Monolepis nuttalliana A. C. Sanders, K. D. Jones, D. Malueg, Tom Paulek 1996-4-20 18062 Riverside San Jacinto Valley, San Jacinto Wildlife Area, along Davis Road, W side of road, west of Headquarters buildings. 442 Comment
  RSA25353  Monoptilon bellioides C. L. Hitchcock 1940-4-4 5943 Riverside Pinto Basin. Comment
  UCD134630  Monoptilon bellioides David Charlton 1988-2-18 1144 Riverside Alluvial Fan, south side of Little San Bernardino Mountains. Fargo Canyon Road to Cottonwood Wash, south of Joshua Tree National Park, parallel to I-10. 1 mile east of Jct Dillon Road and Fargo Canyon Road. 609 Comment
  SEINET10389798  Muhlenbergia microsperma A. C. Sanders, Jim Malusa 2015-3-9 41361 Riverside Chocolate Mountains, along Gasline Road at major wash crossing 1.9 mi. south of Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range 686 Comment
  UCR104880  Muhlenbergia microsperma George K. Helmkamp, E. A. Helmkamp 1998-2-18 2724 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; 0.3 mi south of Chuckwalla Rd. on Graham Pass Rd. 122 Comment
  CAS-BOT-BC274912  Muhlenbergia rigens Peter H. Raven; Sidney R. Snow 1956-6-30 9536 Riverside Dripping Springs Guard Station, Temecula River Comment
  JEPS68834  Muhlenbergia rigens Annie M. Alexander and Louise Kellogg 1938-12-11 269 Riverside Lost Palm Canyon 685 Comment
  RSA179515  Muhlenbergia rigens E. W. Lathrop 1959-5-17 4540 Riverside 14 miles west of Murrieta. Comment
  UCR108860  Muilla maritima Heidi A. Haid 1968-4-29 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  UCR176925  Muilla maritima Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 73 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, unnamed canyon running W to E between the southern portions of Hathaway and Potrero Canyons, c. 1.5 miles ENE of Banning Peak (VABM 3440) 854 Comment
  SD9563  Myriopteris viscida C. C. Parry Apr 1876 Riverside San Jacinto Mountains Comment
  UCR140955  Nama demissa 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
  JOTR32160  Nama demissa var. demissa La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2313 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Gneiss outcrop on edge of large sandy wash in wide canyon that feeds southwest into Wilson Canyon (Stop 6) Comment
  POM9615  Nama demissa var. deserti H. M. Hall 2770 Riverside Coyote Canyon. Alt 500ft 152 Comment
  RSA192227  Nassella cernua E. W. Lathrop 1960-5-6 4789 Riverside 10 miles west of Murrieta. Comment
  RSA586492  Nassella lepida D. L. Banks, Steve Boyd 1995-5-9 322 Riverside NW Palomar Mountains; Agua Tibia Mountains; N of the Cleveland National Forest and the Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area;, W of Woodchuck Campground. 732 Comment
  UC1146058  Nassella lepida C. L. Hitchcock and C. V. Muhlick 1964-3-17 23075 Riverside open knoll 8 mi se Corona (along road to Elsinore) Comment
  UCR174361  Navarretia atractyloides A. C. Sanders 2006-5-19 32405 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
  UCR181629  Navarretia atractyloides Mitch Provance 2003-6-7 7608 Riverside San Bernardino Valley, Jurupa Mountains (extreme northwest end), near Philadelphia Street 262 Comment
  UCR95460  Navarretia atractyloides D. L. Banks, E. H. Banks, et al. 1996-6-6 1121 Riverside Agua Tibia Mtns, NW Palomar Mtns., NW foothills of Dorland Mtn, S end of Los Caballos Road, at the gate to the UC Emerson Oaks Reserve 451 Comment
  POM13628  Navarretia capillaris E. C. Jaeger 1921-7-1 1046 Riverside Idyllwild, San Jacinto Mountains. Comment
  SD87635  Navarretia intertexta Frank W. Peirson 1922-5-19 4141 Riverside Five miles northeast of Murrieta on road to Perris Comment
Read comments Nov 19 2011
  RSA464362  Nemacaulis denudata var. gracilis George B. Grant 6718 Riverside Palm Springs. Comment
  UCR254627  Nemacaulis denudata var. gracilis Jim Andre, Glenn Clifton, Ron Kelley 2013-3-21 24394 Riverside NE Colorado Desert, West Riverside Mountains; at base of NW corner of range where sand ramps run up against granitic bouldery slopes, about 10 mi. SW of Vidal Jct, 3 mi. south of Grommet RR xing at Hwy 62 363 Comment
  UCR71845  Nemacladus longiflorus var. breviflorus George K. Helmkamp 1995-4-16 92- 5 Riverside Sonoran (Colorado) Desert, Coachella Valley; Mission Creek, 0.4 mi. south of Indian Avenue on old Hwy 62 500 Comment
  SD260929  Nemacladus ramosissimus Andrew C. Sanders, D. Malueg 2003-5-8 26570 Riverside Perris-Aguanga Basin region: Los Alamos Road at Warm Springs Creek crossing west of Hwy 79, northeast of the Hogbacks, north of Los Alamos Rd, and east of the creek (Murrieta 7.5'Q) 395 Comment
  RSA777653  Nemacladus tenuis var. aliformis Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy, Naomi Fraga 2011-3-17 755 B Riverside Mecca Hills, Shaver's Well, Adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail. 305 Comment
  UCR178843  Nemophila menziesii T. B. Salvato, Jeffrey Ross 1998-5-14 MOR- 133 Riverside San Bernardino Mtns., Morongo Indian Reservation, flat area cut by small wash, south and west of dirt road to Kitching Peak near junction with East Branch Millard Canyon, tree stand M-04 1128 Comment
  SD137733  Nemophila menziesii var. integrifolia Darin L. Banks, Peter Morrell 1995-5-4 301 Riverside Cleveland Nat'l Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of Dripping Springs Alcove Area, N of Woodchuck Trail. 609 Comment
  RSA426660  Nicotiana attenuata Albert J. Perkins 1916-9-17 s.n. Riverside Idyllwld. Comment
  RSA544378  Nicotiana bigelovii var. wallacei Steve D. Boyd, Tim S. Ross 1991-6-14 6393 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
  UCR90973  Nicotiana glauca Scott D. White 1996-2-18 3805 Riverside Perris Basin, Double Butte, NW of Winchester, SE-facing slope of west butte and alluvial soil at base 490 Comment
  RSA426700  Nicotiana glauca D. A. Young 1969-3-28 P- 302 Riverside 1/2 Mile NE of interstate 10 on Verbenia Ave. 100 yds S of Chaparral Rd on the SW side of Verbenia Ave. 335 Comment
  RSA596161  Nicotiana glauca D. L. Banks 1996-11-7 1214 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church., On the main road in the Reservation, 1.6 km E of the roads crossing with Pechanga Creek on the northern fork of the creek at the E end of the Reservation. 415 Comment
  SBBG70581  Nicotiana obtusifolia M. N. Ackley 1927-3-13 969 Riverside Coral Reef Ranch Comment
  UCR13737  Nicotiana obtusifolia N. R. Zabriskie, W. W. Zabriskie 1972-3-27 474 Riverside Western Colorado Desert/ San Jacinto Mtns, Andreas Canyon area, E slope of San Jacinto Mtns. 427 Comment
  RSA0060160  Nicotiana quadrivalvis Scott D. White, M. A. Patten 1995-8-16 3552 Riverside San Jacinto Valley. Just W of Hemet, valley floor and foothills at SE margin of Lakeview Mts. N of Florida Ave. (SR 74) and W of California Ave. 470 Comment
  UCR139647  Nicotiana quadrivalvis A. C. Sanders 2004-6-30 28386 B Riverside Perris-Aguanga Surface/Menifee Valley Region, Paloma Valley, large rocky hill (1762 ft.) 1 mi. east of Murrieta Rd. and 1 mi. north of Bundy Canyon Rd., c. 5 miles due south of Sun City 518 Comment
  RSA58893  Nolina parryi Philip A. Munz, Percy C. Everett 1950-6-23 14910 Riverside 2 miles NW of Pipe Creek, Hemet Valley, San Jacinto Mountains 1402 Comment
  RSA640759  Nolina parryi Russell S. Woglum 1937-5-22 539 Riverside Santa Rosa Mountains. Comment
  POM11862  Notholaena californica subsp. californica P. A. Munz, I. M. Johnston 1922-5-21 5551 Riverside 4 mi. N.E. of San Jacinto 457 Comment
  CLARK-A1528-35  Notholaena newberryi John C. Roos, Lucille Roos 1951-10-27 5348 Riverside Riverside 304 Comment
  CAS-BOT-BC167128  Oenothera californica A. C. Sanders; D. Malueg 2003-5-8 26562 Riverside San Jacinto Valley: San Jacinto Riverbottom, north of San Jacinto and SE of State St. 465 Comment
  UC56462  Oenothera californica subsp. californica H. M. Hall 1902-4-23 2956 Riverside S. Ana River vicinity of Riverside 243 Comment
  UCR201493  Oenothera californica subsp. californica Scott D. White, Justin M. Wood 2008-5-15 11972 Riverside San Jacinto Mountains, Garner Valley, northwest of Fobes Ranch Road and northeast of Hwy 74, valley bottom 1357 Comment
  UCSB7334  Oenothera californica subsp. californica Haller, John 1950-5-21 Riverside San Jacinto Mts., near north shore of Hemet Lake Comment
  LA206161  Oenothera deltoides A. M. Johnson; 1993-2-22 4165 Riverside E of Cook's Ranch, 4 mi. NW of Indian Wells Comment
Read comments Mar 22 2014
  LA206198  Oenothera deltoides A. M. Johnson; 1933-4-28 4206 Riverside E of Cool's Ranch, 4 mi N of Indian Wells, and 15 mi. below Palm Springs Comment
Read comments Mar 10 2014
  SD187448  Oenothera deltoides Naomi Fraga, Sarah J. De Groot, et al. 2005-2-10 1428 Riverside Colorado Desert; Northeastern Colorado Desert region; along Palen Road near Highway 177. 170 Comment
  UCR134599  Oenothera deltoides Marisa Sripracha, Kyle Boyd 2004-2-14 015 Riverside Sonoran (Colorado) Desert, Myoma, near 38th Street and Washington Ave, on the Coachella Valley Preserve 120 Comment
  JOTR00889  Oenothera deltoides Sipe, Frank 1958-3-10 259 Riverside Joshua Tree National Park. PINTO BASIN Comment
  RSA0105865  Oenothera elata subsp. hookeri Alan Romspert 2000-7-28 s.n. Riverside 60 Fwy Bridge & Santa Ana Riverbed Transect. Comment
  SDSU13604  Olea europaea W. Miller, C. Mosse 1972-7-20 Riverside Along northern road, southwest of Shwanigan Ranch. Comment
  RSA475297  Oligomeris linifolia Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2128 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  RSA784726  Oligomeris linifolia Duncan S. Bell 2012-3-18 3213 Riverside The Mecca Hills; southeastern section of hills; at mouth of Hidden Canyon where drainage is blocked by the Coachella Canal, approximately 2.8 air miles southwest of Hidden Spring. 20 Comment
  SEINET7259110 Image available Oligomeris linifolia Noel H. Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-1 6417 Riverside Big Maria Mountains, 12 airline miles north of downtown Blythe 290 Comment
  SEINET3107444  Olneya tesota Sears 1977-10-13 S- 610 Riverside Wiley's Well Campground (BLM). 181 Comment
  SD148226  Oncosiphon piluliferum A. C. Sanders, Mirch Provance and T. B. Salvato 2001-5-8 24209 Riverside Val Verde, between Moreno Valley and Perris; along I-215, 0.9 mile south of Oleander Ave. at south end of Patterson Ave. 456 Comment
  UCR178139  Opuntia basilaris Tracy Tennant 1998-4-30 MOR- 069 Riverside San Bernardino Mtns., Morongo Indian Reservation, hills west of the mouth of Potrero Canyon, 0.2 mi. NE of hill 3030 854 Comment
  CAS-BOT-BC58051  Opuntia basilaris var. basilaris Anne Harrison 1962-4-17 28 Riverside Field redacted by CAS, contact the data manager for more information Comment
  SD137822  Opuntia basilaris var. basilaris Darin L. Banks, Steve Boyd 1995-5-3 248 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, north slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. (IPB 9/07) 515 Comment
  UCR32321  Opuntia basilaris var. basilaris Faulkner 1978-3-21 341 Riverside Sonoran (Colorado) Desert, 9 mi. north of Blythe on Hwy 95 152 Comment
  RSA247286  Opuntia bigelovii C. B. Wolf 1932-10-12 4301 Riverside Northwest end of Pinto Basin, about 4 mi east of El Dorado Queen Mine. 915 Comment
  SEINET10447237  Opuntia echinocarpa A. Evans 1976-4-13 Evans 5170 Riverside Rocky slopes of santa rosa mtns. Comment
  SEINET224227  Opuntia munzii Clarence Bonner 1960-12-25 Riverside Chuckwalla Well, south side, in the Little Chuckwalla Mountains 305 Comment
Read comments Mar 12 2016
  SD142828  Opuntia phaeacantha Judy Gibson 1998-7-29 192 Riverside South of Hemet, weedy road edge, in sand. (IPB 9/07) Comment
  SEINET3085689  Opuntia phaeacantha Marc A. Baker, Michelle Cloud-Hughes 2011-6-11 17370 Riverside Along Morris Ranch Road, 640m NNE of Kenworthy Station, 3.5km west of Butterfly Peak, west base of San Jacinto Mountains, Garner Valley, just east of Thomas Mountain, 16km southwest of Idyllwild. 1445 Comment
  POM278510  Opuntia polyacantha var. erinacea H. G. Rush 1950-5-10 123 Riverside 5 miles NW of Nightingale along Palms to Pines Hwy.; Santa Rosa Mts. 1463 Comment
  CAS-BOT-BC355579  Oreostemma alpigenum var. andersonii S. B. Parish; W. F. Parish 1881-8-1 958 Riverside Tockwich [Tahquitz], San Jacinto Mts. Comment
  SBBG7247  Orobanche cooperi H. and M. Dearing 1937-4-10 1121 Riverside 10 mi N of Indio Comment
  UCR30101  Orobanche cooperi George K. Helmkamp 1983-4-5 483 32 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, large wash below Chuckwalla Spring, 9 miles SW of Graham Pass Road 489 Comment
  UC64334  Orobanche fasciculata H. M. Hall 1901-7 2599 Riverside San Jacinto Mountains, Tamarack Valley. Comment
  RSA612963  Orthocarpus purpurascens var. purpurascens D. L. Banks 1997-3-29 1632 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north the Riverside / San Diego County line border., West of the intersection of Magee Truck Trail and Moreno Road including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  SDSU13836  Osmadenia tenella W. Miller 1972-7-11 Riverside Comment
  CSUSB847  Oxalis corniculata Deborah Sullivan 1973-7-9 Riverside Glen Avon, Riverside. 243 Comment
  UCR27150  Oxytheca emarginata T. P. Krantz 1982-5-19 s.n. Riverside San Jacinto Mtns., Garner Valley Ranch 1372 Comment
  PASA2619  Paeonia brownii Sally Ellis 1940-3-18 Riverside Dripping Springs Comment
  RSA434257  Paeonia californica M. V. Hood 1945-3-28 s.n. Riverside Summit Hwy 79 looking down to Hemet. 762 Comment
  CAS-BOT-BC327936  Palafoxia arida C. L. Hitchcock 1940-3-29 5848 Riverside Ca. 12 mi E of Indio Comment
  CAS-BOT-BC327938  Palafoxia arida L. A. Greata 1905-4-1 421 Riverside Coachella Comment
  CHSC108505  Palafoxia arida var. arida Naomi Fraga; Sarah J. De Groot, Lisa Rojas, Leland Lubinsky 2005-2-10 1419 Riverside Colorado Desert; Northeastern Colorado Desert region; Along Palen Road near Hwy 177. 170 Comment
  RSA278961  Palafoxia arida var. arida B. A. Prigge, L. Martinez 1978-3-23 2406 Riverside NW Colorado Desert, Coachella Valley, 1.9 miles E of North Palm Springs on Dillon Rd. 244 Comment
  RSA800235  Panicum Justin M. Wood 2010-6-17 2046 Riverside Perris Basin: March ARB, roadside ditch south of Cactus Ave. and west of Heacock St. 473 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
  RSA724047  Panicum dichotomiflorum subsp. dichotomiflorum R. E. Riefner 2004-9-18 4 -435 Riverside City of Corona, E of Santa Ana Canyon along Santa Ana River, ca. 0.5 mi S of 71 Freeway. 135 Comment
  RSA0027453  Panicum hirticaule Kristin Forgrave, Joshua Paolini 2013-8-7 29 Riverside At Ford Dry Lake, just north of I-10. Margins of lake bed. Comment
  UCR114755  Parietaria hespera var. californica Scott D. White, D. E. Bramlet 1999-4-22 7232 Riverside Lake Skinner area, Ridgetop, north, west, and northwest facing slopes of Bachelor Mtn. 762 Comment
  RSA0039600  Parkinsonia florida Deidre Conocchioli, Duncan S. Bell 2014-3-11 151 B Riverside Devil Canyon in the Santa Rosa Wilderness area. W of Coachella Valley, 3 miles S of Lake Cahuilla. 110 Comment
  SD95170  Parkinsonia florida M. E. Irwin 1963-4-3 Riverside 18 miles west from Blythe. 91 Comment
  UCR275513  Parkinsonia florida D. E. Bramlet 2010-3-1 4454 Riverside Sonoran (Colorado) Desert, West Berdoo Canyon, Little San Bernardino Mtns., c. 6 air miles north of Indio 366 Comment
  SDSU13606  Paspalum distichum W. Miller, C. Mosse 1972-8-9 Riverside Comment
  UCR213308  Pectocarya anisocarpa A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37701 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on north side of I-15, near Temescal Canyon Rd. undercrossing, at north edge of Concordia Ranch Rd. 378 Comment
  UCR260863  Pectocarya anisocarpa A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41475 Riverside San Gorgonio Pass, 3.3 miles east of Cabazon, north of the San Gorgonio River wash on the alluvial slope east of the water bottling plant and south of I-10 445 Comment
  RSA747768  Pectocarya heterocarpa Scott D. White, Justin M. Wood, Paul Kielhold 2009-4-21 12592 Riverside Ridgeline E of Whitewater Canyon, +/- 2 miles N of town of White Water (Interstate 10), near Super Creek Quarry 640 Comment
  SD247367  Pectocarya linearis A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41418 Riverside San Gorgonio River wash, ca. 3.7 miles east of Cabazon, ca. 1.125 miles NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms. 427 Comment
  UCR111561  Pectocarya linearis Mitch Provance 1998-5-4 1710 Riverside Jurupa Mountains, SW 'Rattlesnake Mt.', above the Ormand Quarry, c. 1.5 km west of peak 1739 366 Comment
  UCR113997  Pectocarya linearis Mitch Provance 2000-5-5 2014 A 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
  UCR805  Pectocarya linearis J. E. Dimitman 1957-4-8 s.n. Riverside Upper Santa Ana River/San Bernardino Valley Region, Riverside, hills south of UCR campus 457 Comment
  CHSC100694  Pectocarya linearis subsp. ferocula Naomi Fraga; Lisa Rojas 2005-2-10 1423 Riverside Colorado Desert; Northeastern Colorado Desert region: Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 502 Comment
  SEINET6060686  Pectocarya penicillata Unknown 1996-4-19 Riverside Idyllwild Area. Strawberry Creek between crossing at Circle Drive and Humber Park. Comment
  UCR121207  Pectocarya penicillata D. E. Bramlet 1990-4-27 1993 Riverside Peninsular Range; Perris-Aguanga basin region, ridgeline south of Diamond Valley, NW of Crown Valley, 600 ft. west of access road 665 Comment
  UCR215507  Pectocarya penicillata Daphne K. Christopher, Hannah I. Stevens 2003-4-3 079 Riverside Peninsular Range, UC Riverside Motte Rimrock Reserve 536 Comment
  RSA0119882  Pectocarya peninsularis Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-24 9097 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5.75 air miles southeast of the summit of Martinez Mountain. 550 Comment
  UCR116620  Pectocarya peninsularis A. C. Sanders 2001-3-20 23849 Riverside Western Colorado Desert, Coachella Valley, Garnet, north side of 19th Ave., 1/2 mi. (airline) NW of intersection of I-10 and Indian Ave. 235 Comment
  POM368742  Pectocarya platycarpa Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  RSA0106691  Pectocarya platycarpa Duncan S. Bell, Thomas Stoughton 2010-3-19 559 Riverside Central section of the Arica Mountains; within the Palen/McCoy Wilderness area; approximately 2 air miles west of Priest Well. 449 Comment
  SEINET241496  Pectocarya platycarpa A. C. Sanders 2001-3-20 23844 Riverside Western Colorado Desert: Coachella Valley, Garnet, N side of 19th Ave. .5 mi(air) NW of intersxn of I-10 and Indian Ave 235 Comment
  SEINET7063462  Pectocarya platycarpa A. G. Vestal 1947-3-31 s.n. Riverside About 2.3 miles north of Lake Elsinore off present I 15. UTM Zone 11, 467263mE, 3929340mN. (WGS84/NAD83). 396 Comment
  UCR281223  Pectocarya recurvata Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-27 317- 48 Riverside Temescal Valley, East end of Concordia Ranch Rd., open space adjacent to east side of the equipment yard 390 Comment
  RSA747873  Pectocarya setosa Justin M. Wood 2009-5-11 696 Riverside Garner Valley, Quinn Flat area. 1372 Comment
  UCR213477  Pellaea andromedifolia A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37839 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, ridge west of dirt extension of Lake St., 0.9 mi. north (358 deg. ) of intersection of I-15 and Lake St. 488 Comment
  POM182208  Pellaea mucronata P. A. Munz 1932-4-24 12393 Riverside San Jacinto Mountains: Snow Creek Canyon 457 Comment
  SD80148  Pellaea mucronata Nancy Ryan Zabriskie, Walter Zabriskie 1971-4-9 362 Riverside North slope of Santa Rosa Mountains; Deep Canyon, south of Highway 74, ca. 2 miles up water service road 1310 Comment
  RSA320391  Pellaea mucronata subsp. californica W. Wisura, B. Busenberg 1984-10-19 4027 Riverside Santa Rosa Mountains: along top of ridge on N side of Toro Peak Comment
  POM212309  Pellaea mucronata var. mucronata C. B. Wolf 1931-5-11 1958 Riverside San Jacinto Mountains: rocky places near Pipe Creek, above Hemet Valley 1677 Comment
Read comments Mar 24 2011
  POM855  Pellaea mucronata var. mucronata O. W. Robinson 1916-3-28 s.n. Riverside Miller's Canyon, Murrieta. Comment
  UC54993  Penstemon X parishii H. M. Hall 1897-5-19 567 Riverside canyon of the San Jacinto River San Jacinto Mountains, canyon of San Jacinto River (Southern California) 914 Comment
  UCR241219  Penstemon X parishii Tracy Tennant, Mitch Provance 1998-6-16 MOR- 400 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon 1052 Comment
  RSA79805  Penstemon californicus F. W. Peirson 1922-5-21 3048 Riverside Hemet Valley, San Jacinto Mts. 1372 Comment
  NY583867  Penstemon centranthifolius H. M. Hall 1901-6-24 2267 Riverside Slopes of Fuller's Ridge, west of main peak of Mount San Jacinto, between Squirrel Creek and Salisbury's, near Box Springs. Comment
  UCR195114  Penstemon centranthifolius A. C. Sanders, Tim Thomas 2008-8-1 35926 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek near Mountain Center, SE of Keenwild Fire Station 1448 Comment
  UCR135734  Penstemon clevelandii Mitch Provance, Kerry Knudsen, Petra Wester 2004-5-8 9020 Riverside Santa Rosa Mtns., c. 0.05 miles S on Santa Rosa Mt. Road from Hwy 74 1402 Comment
  POM11199  Penstemon clevelandii subsp. connatus Philip A. Munz 1922-7-1 5931 Riverside Santa Rosa Mountains: Old Nicholas Canyon. 1463 Comment
  CLARK-A1528-4302  Penstemon eatonii John C. Roos 1948-5-15 3839 Riverside Eagle Mountains Comment
  SEINET10548021  Penstemon labrosus David B. Dunn 1946-8-17 Dunn 2697 Riverside Dry ground among the bracken ferns, one half mile along the trail to hidden lake From taquitz valley trail turnoff. 2438 Comment
  RSA79844  Penstemon pseudospectabilis Philip A. Munz, D. D. Keck 1922-4-9 4909 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 457 Comment
  POM4262  Penstemon spectabilis H. M. Hall 1902-04 2923 Riverside Vicinity of Riverside 366 Comment
  RSA401805  Penstemon spectabilis E. C. Jaeger 1921-6-24 s.n. Riverside Stratton's Ranch, McMullen Trail [Banning to McMullen Flat] Comment
Read comments Nov 5 2011
  SEINET3208893  Penstemon spectabilis G. Goodwin 2012-6-14 3448 Riverside San Jacinto Mountains, south of Banning along highway 243 just north of Vista Grande viewpoint 1550 Comment
  UCR104933  Penstemon spectabilis A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20676 Riverside San Jacinto Mountains, N side of the range, 0.2 mi. north of Twin Pines Ranch Road on the dirt road to Brown Creek and Cabazon 1098 Comment
  JEPS11602  Penstemon spectabilis var. spectabilis W. L. Jepson 1928-4-19 12436 Riverside Temecula Temecula (sw Riverside Co.) 310 Comment
  POM187834  Penstemon thurberi E. C. Jaeger 1931-9-18 s.n. Riverside Near Lost Horse Mine Comment
  UC489038  Pentachaeta aurea C. V. Meyer Jun 1927 184 Riverside Saunders Meadow San Jacinto Mts. 1676 Comment
  SDSU13489  Pentagramma viscosa Brant Primose, Plant Taxonomy class with Dr. Simpson 2000-4-1 10 Riverside Santa Margarita Ecological Resrve trail 1/10 of a mile north side of SDSU facility 320 Comment
  UCSB3807  Peritoma arborea Bobkowski, Jr., Vincent 1960-4-2 Riverside South entrance to Joshua Tree National Monument, Cottonwood Spring entrance, 1/2 mile North of U.S. 60-70 Comment
  CAS-BOT-BC77529  Peritoma arborea var. arborea J. H. Thomas 1949-2-28 47 Riverside Between Banning & Palm Springs Comment
  CAS-BOT-BC77530  Peritoma arborea var. arborea Elizabeth McClintock 1964-4-8 s.n. Riverside Snow Canyon, east side of Mt. San Jacinto Comment
  CAS-BOT-BC355984  Perityle emoryi Ira L. Wiggins 1941-3-27 9675 Riverside South end of Coxcomb Mountains 8 miles northeast of Desert Center Comment
  UCR101572  Perityle emoryi Bern Schwenn 1998-4-2 s.n. Riverside Sonoran (Colorado) Desert, S slope of Eagle Mtns, Hayfield 'Cove', a wide cyn mouth c. 2.5 mi. (airline) ENE of Hayfield Pumping Station & 0.75 mi. SE of Hayfield Spring 544 Comment
  UCSB6665  Perityle emoryi Haller, John 1959-3-22 Riverside Immediately S. of Hwy. 60-70, 5.8 miles E. of Desert Center Comment
  SBBG69395  Petalonyx thurberi subsp. thurberi M. D. Clary 1928-7-4 515 Riverside Coral Reef Ranch, Coachella Valley -13 Comment
  CAS-BOT-BC326772  Peucephyllum schottii John Thomas Howell 1928-3-24 3532 Riverside Painted Canyon, Colorado Desert Comment
  RSA721892  Peucephyllum schottii J. Mark Porter, Orlando Mistretta 2003-6-5 13611 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  RSA21752  Phacelia ambigua Carl B. Wolf 1937-4-6 8424 Riverside Coachella Valley, 2 mi. NE. of Edom 30 Comment
  RSA23229  Phacelia ambigua Ernest Braunton 1940-4-3 2020 Riverside Berdoo Canyon, 10 mi. E. of Indio. 305 Comment
  POM49017  Phacelia brachyloba P. A. Munz 1924-5-18 8133 Riverside 18 miles outh of Banning, San jacinto Mts. 1524 Comment
  RSA764131  Phacelia brachyloba L. M. Prince, Duncan S. Bell 2009-6-17 570 Riverside Cleveland National Forest Comment
  UCR133439  Phacelia brachyloba Tracy Tennant, T. B. Salvato 1998-6-23 MOR- 445 Riverside San Bernardino Mountains, Morongo Indian Reservation, woodland stand 13, N end of Hathaway Canyon 1280 Comment
  RSA0124817  Phacelia campanularia subsp. campanularia Duncan S. Bell, LeRoy Gross 2016-3-9 8855 Riverside Orocopia Mountains; northern section of range, approximately 0.5 air mile south of Chiriaco Summit. 546 Comment
  UCR200335  Phacelia campanularia subsp. campanularia Tasha La Doux, Jim Andre 2008-3-20 212 Riverside Sonoran (Colorado) Desert, along Hwy I-10 at Whitewater exit, on south-facing slope at White Water River crossing 418 Comment
Read comments Nov 11 2010
  SEINET7073336  Phacelia cicutaria A. G. Vestal 1963-4-29 s.n. Riverside South Mesa on Tenaja Grande (Tenaja Trunk Road), Santa Ana Mountains. Cleveland National Forest. Coordinate datum: NAD27. Comment
  RSA680847  Phacelia cicutaria var. hispida Scott D. White, Michael Honer 2003-4-2 8907 Riverside Temescal Valley: Just west of I-15 Freeway and northeast of Lawson Dr. 305 Comment
  UCR230929  Phacelia cicutaria var. hispida T. B. Salvato, Richard Camacho 2011-6-12 5484 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
  UCR37441  Phacelia ciliata Steve Boyd 1981-4-15 s.n. Riverside Gavilan Hills area, south of Lake Matthews Comment
  CLARK-A1528-2998  Phacelia crenulata John C. Roos 1949-3-5 4090 Riverside Orocopia Mountains Comment
  CLARK-A1528-5437  Phacelia crenulata John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  RSA783489  Phacelia crenulata J. D. Olmsted 1958-3-29 76 Riverside Joshua Tree National Monument. Pinto Basin 5 mi north of junction between Cottonwood Pass and Cottonwood Spring Roads on the former, which becomes Pinto Basin Road. 732 Comment
  SEINET9296429  Phacelia crenulata Unknown 1976-5-4 Riverside Red Mountain Road. Comment
  UC963830  Phacelia crenulata var. ambigua H. K. Sharsmith 1952-4-8 4048 Riverside western edge of Pinto Basin Mojave Desert, Joshua Tree National Monument, Hexie Mountain 762 Comment
  UCSB46537  Phacelia crenulata var. crenulata Watts, Lisa 1983-3-6 Riverside South side of CA Highway 195, 5.5 miles east of Mecca, Box Canyon Wash 60 Comment
  CSUSB934  Phacelia distans Charlotte M. Bringle 1967-4-2 B670402 2 Riverside City of Riverside, Mockingbird Canyon. Off Jackson Road. 0.2 mile past 1645 Jackson, in ravine on south side, about 1/4 mile out, between creek bed and dead trees. Previously, a lake covered the area. 350 Comment
  RSA426218  Phacelia distans Ora M. Clark 1929-2-23 1530 Riverside South of Cabazon Comment
Read comments Mar 13 2011
  RSA703475  Phacelia distans LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Lee Worlow 2005-2-17 1419 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  SD254636  Phacelia distans A. C. Sanders, Jim Malusa 2016-3-18 42367 Riverside Sonoran (Colorado) Desert: Chocolate Mountains, along gasline road 21.5 km due N of Slab City/Camp Dunlap (Iris Pass 7.5'Q) 537 Comment
  UCR137030  Phacelia distans A. C. Sanders 2004-5-5 27767 Riverside Gavilan Hills, route of proposed realignment of Gavilan Rd., SSW from Multiview Rd. intersection, c. 0.25 mi. NNW of Harford Spring, c. 1.2 mi. NE of Gavilan Peak 579 Comment
  UCR165915  Phacelia distans T. B. Salvato, John F. Green 2004-5-27 558 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 1 mi SE of Oak Glen Conservation Camp 1402 Comment
  UCR177942  Phacelia distans Tracy Tennant, Mitch Provance, Jeffrey Ross 1998-6-25 MOR- 533 Riverside Transverse Range; San Bernardino Mtns., Morongo Indian Reservation, upper Corral Canyon, tree stand C-01 1280 Comment
  UCR241637  Phacelia distans T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 349 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  CLARK-A1703-1209  Phacelia minor Charles S. Papp 1965-4-15 806 Riverside Box Springs Mountains Comment
  SBBG34218  Phacelia minor T. L. Secrest 1951-5-20 Riverside San Jacinto Mtns Comment
  UCR176913  Phacelia minor Tracy Tennant 1998-6-18 s.n. Riverside San Jacinto Mtns., Bee Canyon, NE of Valle Vista 793 Comment
  UCR241659  Phacelia minor T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 322 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  UCR6185  Phacelia minor Martha Hofmann 1967-5-12 s.n. Riverside S of Corona, off Hwy 71 between El Cerrito and Cajalco Road west of Temescal Road and east of Hwy 71. Comment
  UCSB12887  Phacelia minor Breedlove, Dennis 1962-3-11 Riverside Hillside 5.7 miles southeast of U.S. 395 on State 74, road to Hemet 487 Comment
  RSA691955  Phalaris aquatica Scott D. White, Michael Honer 2003-4-9 8977 Riverside Northeast corner of Devonshire Ave. and Warren Road, immediately southwest of 'Tres Cerritos.' Former chicken farm. 473 Comment
  UCR196007  Phalaris caroliniana R. F. Thorne, M. Z. Thorne, W. Wisura 1978-5-21 51994 Riverside Santa Rosa Plateau, Mesa de Colorado 610 Comment
  RSA92750  Phalaris paradoxa J. C. Roos 1952-5-21 5702 Riverside San Jacinto River bottomland 1.5 miles southeast of Perris 426 Comment
  POM128392  Pholistoma auritum Thomas Craig 1927-4-23 217 Riverside Glen Ivy. Comment
  UCD102028  Phoradendron bolleanum Steve Boyd 1985-12-14 1193 Riverside Gavilan Hills, Harford Springs County Park. Comment
  CAS-BOT-BC135075  Phoradendron californicum Ivan Johnston 1917-4-4 1061 Riverside Palm Canyon 289 Comment
  SBBG43589  Phoradendron californicum K. K. Muller 1957-4-13 801 Riverside 12 mi W of Desert Center Comment
  RSA296171  Phoradendron densum Barry A. Prigge 1980-8-5 3871 Riverside San Bernardino Mts, Whitewater Canyon: 0.5 miles N of trout farm. Slopes and terraces of canyon. 716 Comment
  RSA482012  Phoradendron villosum Richard Noyes, L. Arnseth 1988-9-10 723 Riverside Fern Basin Camp, 4 air miles northwest of Idyllwild. 1875 Comment
  RSA559455  Phoradendron villosum Steve D. Boyd, Tim S. Ross 1992-5-5 7212 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero. 732 Comment
  POM10222  Phyla lanceolata F. M. Reed 1906-7-8 1130 Riverside West Riverside. Comment
Read comments Jul 4 2010
  RSA423188  Physalis crassifolia Anstruther Davidson s.n. Riverside Palm Springs. Comment
  RSA763993  Physalis crassifolia Justin M. Wood, D. M. Ray 2010-10-21 2998 Riverside Chuckwalla Valley NE of Victory Springs and 0.9 km E of Kaiser Road on unmarked 4WD road. 198 Comment
  RSA782197  Physalis crassifolia Duncan S. Bell 2011-10-22 2984 Riverside Arica Mountains: west side of the mountain range, approximately 2.6 air miles west of Priests Well, and approximately 6.8 air miles southwest of the ghost town of Rice. 437 Comment
  SBBG6615  Physalis crassifolia H. and M. Dearing 1940-6-7 4336 Riverside Box Cyn Comment
  SEINET3162388  Physalis crassifolia L. S. Rose 1935-12-27 35709 Riverside 8 mi E of Garnet 457 Comment
  UCR116605  Physalis crassifolia A. C. Sanders 2001-4-8 23980 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic Ave., north of flood control ditch 348 Comment
  UCD116162  Physaria tenella C. L. Hitchcock 1966-3-20 24309 Riverside About 30 mi. n. of Ogilby, along rd. to Blythe. Comment
Read comments Mar 2 2013
  CLARK-A1528-3585  Pinus coulteri John C. Roos 1942-6-20 1281 Riverside San Jacinto Mountains Comment
  CAS-BOT-BC73140  Pinus lambertiana S. B. Parish; W. F. Parish 1881-1-1 383 Riverside San Jacinto Mts. Comment
  SEINET3873914 Image available Pinus monophylla Noel H. Holmgren, Patricia K. Holmgren 1974-4-2 7577 Riverside Pinto Mountains, Joshua Tree National Monument, Hidden Valley Campground, 13.9 miles southeast of Joshua Tree (10 airline miles south-southwest of Twentynine Palms).; 0 1311 Comment
  RSA595275  Piptatherum miliaceum D. L. Banks, Victor Steinmann 1996-4-20 896 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve. 536 Comment
  RSA359519  Plagiobothrys acanthocarpus Steve Boyd 1986-3-9 1380 Riverside Temescal Canyon: Alberhill Mountain, S slope of mountain just east of claymine area. 427 Comment
  UCR116667  Plagiobothrys canescens A. C. Sanders, Carolyn Washburn 2001-5-10 24231 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
  RSA0093974  Plagiobothrys collinus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37677 Riverside Peninsular Range; foothills of Gavilan Hills. Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on N side of I-15, near Temescal Canyon Rd. undercrossing and N of Concordia Ranch Rd. 372 Comment
  UCR144753  Plagiobothrys collinus Scott D. White, Michael Honer 2003-4-2 8902 Riverside Peninsular Range, Temescal Canyon, just west of I-15 Freeway and northeast of Lawson Dr. 366 Comment
  UCR183005  Plagiobothrys collinus Mitch Provance 2003-5-5 4404 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  RSA648063  Plagiobothrys collinus var. californicus Starr Streight 1982-4-17 36 Riverside Cajalco Road, 2 miles east of I-15; south of Corona. Comment
  UCR241849  Plagiobothrys collinus var. fulvescens A. C. Sanders, Timothy W. Chumley 2013-4-5 40777 Riverside Peninsular Range, Temescal Canyon, around Ivyglen electrical substation near where Temescal Canyon Rd. passes under I-15, between substation and Campbell Ranch Rd. 328 Comment
  RSA0013701  Plagiobothrys collinus var. ursinus LeRoy Gross, Grace Cho 2013-4-9 5996 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  UCR272260  Plagiobothrys jonesii Duncan S. Bell, Amanda Turek 2010-4-9 759 Riverside Mojave Desert, east side of the Arica Mountains, near the center of the range, c. 1.75 air mile west of Priest Well 439 Comment
  UCR102892  Plagiobothrys tenellus A. C. Sanders 1997-3-26 20100 Riverside Lake Skinner area, along foot trail at west base of Tucalota Hills 518 Comment
  SD68967  Plantago elongata Robert Thorne, P. A. Munz, E. Lathrop 1968-5-8 37575 Riverside Santa Rosa Plateau: desiccated margin of vernal marsh on Mesa de Colorado, Rancho California; 671 Comment
  UCR16545  Plantago elongata O. F. Clarke, E. W. Lathrop 1966-5-10 s.n. Riverside Peninsular Range; Santa Ana Mtns., near lake on Mesa de Colorado 628 Comment
  RSA650596  Plantago erecta William Gilbert 1969-4-24 s.n. Riverside Hwy 71 and Temecula River. Comment
  UCR225437  Plantago erecta A. C. Sanders 2011-3-29 38834 Riverside Peninsular Range; Edge of Gavilan Hills, Meadowbrook area, between Perris and Lake Elsinore, along Hwy 74 near Crumpton Rd. 495 Comment
  JEPS22326  Plantago ovata Peter H. Raven 1958-1-24 11460 Riverside Fargo Canyon Comment
  UCR167203  Plantago ovata 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
  UCR217800  Plantago ovata Jim Andre, T. La Doux 2010-2-28 12553 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
  UCR95259  Plantago ovata D. L. Banks, V. W. Steinmann 1996-4-20 0906 Riverside Agua Tibia Mtns, NW Palomar Mtns; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California- Emerson Oaks Reserve 451 Comment
  RSA68986  Plantago ovata var. fastigiata F. W. Peirson 1930-3-29 8693 Riverside Painted canyon, near Mecca. Comment
  UCD124541  Plantago ovata var. fastigiata Geoffrey Levin 1975-4-5 473 Riverside Box Canyon Wash on State Highway 195, 18.3 mi. NE of Jcn. Of 195 and 111 (Mecca). Between Mecca Hills and Orocopia Mts. 30 Comment
  JEPS3451  Plantago patagonica W. L. Jepson 1901-5-27 1467 Riverside Thomas Valley San Jacinto Mts. Comment
Read comments Jun 18 2011
  RSA586874  Plantago patagonica D. L. Banks, S. D. Boyd 1995-5-3 293 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
  SBBG68797  Plantago patagonica M. N. Ackley 1928-3-10 791 Riverside Bridge Haven 426 Comment
  SD137692  Plantago patagonica Darin L. Banks, Steve Boyd 1995-5-3 293 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. North slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 512 Comment
  SEINET1909535  Plantago patagonica S. J. Myers 2001-1 Riverside San Jacinto Mtns.: Bautista Canyon (Blackburn Canyon 7.5'). Sandy bank along dirt road across from conservation camp. 853 Comment
  CLARK-A1528-698  Platanus racemosa Rand Ch. Isbell 1970-5-14 3 Riverside Box Springs 365 Comment
  UCR225194  Platanus racemosa Steve Boyd, Robert Allen 2005-9-25 11658 Riverside Peninsular Ranges; San Jacinto Mountains region, Chino Canyon, southern base of the range, western margin of Chino Creek along upper end of main parking lot at Valley (lower) station of the Palm Springs Aerial Tramway 793 Comment
  UCR280925  Platanus racemosa Mitch Provance 2017-5-25 517- 64 Riverside Temescal Valley, 0.3 to 0.5 miles SE of Indian Truck Trail, between Temescal Canyon Rd. and Hwy. 15 361 Comment
  RSA66240  Platystemon californicus F. W. Peirson 1922-4-28 5325 Riverside Temescal Canyon, SW Riverside Co. 274 Comment
  UC219193  Platystemon californicus P. A. Munz 1922-4-29 5078 Riverside 1/2 mi s Lake Elsinore (Southern California); s of Lake Elsinore 411 Comment
  POM13460  Plectritis ciliosa subsp. insignis Philip A. Munz, I. M. Johnston 1922-5-19 5389 Riverside Keen Camp, San Jacinto Mountains. 1463 Comment
  RSA560375  Plectritis ciliosa subsp. insignis Steve D. Boyd 1992-4-14 6807 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Western edge of Oak Flats area along Bluewater Tributary from Verdugo Tributary S to crest of ridge W side Bluewater Canyon. 732 Comment
  UC1608230  Plectritis ciliosa subsp. insignis Steve Boyd, Tim Ross, Orlando Mistretta 1992-3-31 6761 Riverside Tenaja Trail from junction w Morgan Trail south to Pigeon Spring area, San Mateo Canyon Wilderness Area Pigeon Spring; Santa Ana Mountains, San Mateo Canyon Wilderness Area 670 Comment
  JOTR16786  Pleuraphis rigida Baker, James K. & Baker, Ilisa T. 1966-10-20 s.n. Riverside Joshua Tree National Park. RYAN MOUNTAIN WATER STATION 1310 Comment
  RSA91979  Pleuraphis rigida F. W. Peirson 1921-3-22 2369 Riverside Murray Canyon, near Palm Springs 396 Comment
  SEINET4142821 Image available Pleurocoronis pluriseta Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4607 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains 402 Comment
  UCR51951  Pleurocoronis pluriseta Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2216 Riverside Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  POM319673  Pluchea sericea Patricia Wilder 1971-11-11 5305 Riverside Along Santa Ana River, north of Jurupa Ave., opposite Sheppard Street at crossing of the Union Pacific Railroad. 229 Comment
  SEINET10801074  Pluchea sericea Billy Joe Cox 1975-4-23 Cox 4141 Riverside Palo Verde, 1-3 km. W, (ca. 32 mi. S of Blythe). Riverside-Imperial counties. 70 Comment
  UC1713243  Poa annua unknown April 1917 Riverside Riverside Comment
  RSA747968  Poa bulbosa Justin M. Wood 2009-5-11 686 Riverside Garner Valley, Quinn Flat area. 1372 Comment
  RSA525343  Poa secunda Steve Boyd, Mark Skinner, A. C. Sanders 1990-4-28 4441 b Riverside Vail Lake area, summit of 'Big' Oak Mtn, N of lake 762 Comment
  RSA772017  Poa secunda Orlando Mistretta, Duncan Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4953 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
  VVC574  Poa secunda A. C. Sanders, J. Mac 1997-5-4 20663 Riverside San Jacinto Mountains, N side along Hwy 243, 1.5 mi. below Twin Pines Ranch Road (McMullen Flat), N slope of peak 3740 1067 Comment
  RSA680634  Poa secunda var. secunda Scott D. White 2001-3-27 s.n. Riverside Moreno Valley area. About 1 air mile East-Northeast of the jtn State Rt. 60 w/ theodore St. Adjacent to County Landfill. 610 Comment
  RSA664940  Polygala cornuta var. fishiae J. C. Roos 1960-5-30 s.n. Riverside Ridge east of Sugarloaf Pk. 1067 Comment
Read comments Sep 15 2008
  UCR16519  Polygonum aviculare H. C. Sharma 1976-4-20 760420- 05 Riverside UCR area. Across railway line just behind Alphabeta stores 259 Comment
  UC6661  Polygonum bistortoides H. M. Hall 1901-7-5 2358 Riverside Tauquitz Valley San Jacinto Mts. (meadows and bogs) 2438 Comment
  UCR111569  Polygonum lapathifolium Mitch Provance 1999-5-4 1682 Riverside San Bernardino Valley Region, Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
Read comments Dec 10 2010
  UCR59782  Polygonum lapathifolium Jeri Hirshberg 1989-7-18 s.n. Riverside Lake Skinner: stock pond below treatment plant and dam 427 Comment
  SEINET4560764  Polygonum multiflorum O. F. Clarke 2009-1 s.n. Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus. 351 Comment
  UCR49987  Polygonum punctatum S. J. Myers 1987-10-27 s.n. Riverside Peninsular Range; Santa Ana Mtns., c. 3 mi. west of Temecula, NE portion of Santa Rosa Plateau, 3/4 mi. east of Walker Basin 488 Comment
  UCR261422  Polypodium californicum Joseph Cahill 2011-1-8 111- 14 Riverside Peninsular Range; Santa Ana Mtns., Cleveland National Forest, San Juan Loop Trail, c. 0.5 mi. from eastern trailhead off Hwy 74 590 Comment
  RSA588606  Polypogon maritimus D. L. Banks, Steve Boyd 1995-10-17 0816 B Riverside NW Palomar Mountains. Agua Tibia Mountains. Cleveland National Forest. Agua Tibia Wilderness Area. Along lower Arroyo Seco. S of the Dripping Springs Campground;, Along the narrow benches where Arroyo Seco turns E, just W of the Metasedimentary hills. 524 Comment
  RSA385496  Polypogon viridis Albert J. Perkins 1916-4-16 s.n. Riverside Near Palm Canyon. Comment
  SD212417  Polypogon viridis T. B. Salvato, Sarah Flack 2007-8-8 3029 Riverside San Gabriel Mountains; East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle. 2012 Comment
  IRVC175  Polystichum imbricans subsp. curtum C. Thompson 1965-4-24 HS 548 Riverside Upper San Juan Creek Camp; Ortega Highway [74]. Peninsular Ranges, Santa Ana Mountains Comment
  CAS-BOT-BC102606  Populus fremontii Alice Eastwood 1919-3-15 7986 Riverside Indio Comment
  CAS-BOT-BC102608  Populus fremontii Ira L. Wiggins 1937-2-19 8573 Riverside Roadside 2.5 miles north of Ripley Comment
  JEPS64549  Populus fremontii subsp. fremontii S. B. Parish 1912-10-22 8385 Riverside Mecca , Mecca (Salton Basin) -57 Comment
  UC729747  Populus fremontii subsp. fremontii Carl B. Wolf 1932-4-28 3084 Riverside along the Colorado River near Blythe Bridge (Colorado Desert); , along the Colorado River 91 Comment
Read comments Mar 26 2011
  JEPS34992  Porophyllum gracile W. L. Jepson Oct 22 1912-Nov 7 1912 5242 Riverside Riverside Mts. 45 Comment
  JOTR32158  Porophyllum gracile La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2311 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  RSA599946  Porophyllum gracile L. C. Wheeler 1959-12-27 7635 Riverside Chuckwalla Mountains. White Cloud Mine. Comment
  CAS-BOT-BC452156  Potamogeton diversifolius P. A. Munz 1922-9-6 6380 Riverside Hidden Lake, San Jacinto Mts 2438 Comment
  RSA198981  Potamogeton foliosus Robert F. Thorne, E. Lathrop, Philip A. Munz 1968-5-8 37564 Riverside Santa Rosa Plateau: Shallow water of vernal marsh on Mesa de Colorado, Rancho California 671 Comment
  UCR109644  Potamogeton pusillus T. W. Fisher 1964-7-22 s.n. Riverside San Jacinto Mtns., Lake Hemet in main feeder stream 1311 Comment
  CAS-BOT-BC454042  Potamogeton pusillus subsp. pusillus Robert F. Thorne; D. Lathrop 1969-6-6 39322 Riverside Santa Rosa Plateau: Rancho California, Mesa de Colorado 624 Comment
  CAS-BOT-BC356220  Prenanthella exigua Annie M. Alexander; Louise Kellogg 1941-5-23 2221 Riverside Colorado Desert. 3.5 miles northeast of Cottonwood Spring, Eagle Mountains 1066 Comment
  RSA0013887  Proboscidea althaeifolia R. W. Spjut 2007-10-12 16155 Riverside Sonoran Desert. BLM: Corn Spring Road, frontage road to I-10, 23 miles W of Blythe 150 Comment
  UC2026428  Proboscidea althaeifolia Steve Boyd, Valerie Soza, Tasha LaDoux 1997-10-13 10062 Riverside COLORADO-MOJAVE DESERT TRANSITION, LITTLE MARIA MOUNTAINS: Bajada at southwest end of Rice Valley, along Midland Road, just north of pass between Little Maria and Big Maria mountains. Comment
  UCR116946  Proboscidea louisianica A. C. Sanders, D. Malueg 2001-5-17 24355 Riverside Perris-Aguanga Basin, Gasline right of way across Pinto and Hoopes Ranches, east of Briggs Road at and near Warm Springs Creek, south of Scott Rd. 415 Comment
  UCR101278  Prosopis glandulosa L. C. Wheeler 1961-10-8 7933 Riverside Peninsular Range, Temescal Canyon at Dawson Canyon Fire Road. Comment
  CAS-BOT-BC206977  Prosopis glandulosa var. torreyana W. R. Dudley 1903-12-27 s.n. Riverside Palm Springs Comment
  POM348753  Prosopis glandulosa var. torreyana Ora M. Clark 1929-3-17 1729 Riverside N. La Quinta, Colorado Desert. Comment
  RSA86993  Prosopis glandulosa var. torreyana F. W. Peirson 1919-4-12 4429 Riverside Palm Canyon, near Palm springs. Comment
  SFV7924  Prosopis glandulosa var. torreyana T. Gordon, K. A. Wilson, M. H. Grayum, G. Poseley 1976-4-30 1287 Riverside Along Parker Dam Highway about 8 miles northeast of Desert Center. 183 Comment
  UCD108225  Prosopis glandulosa var. torreyana G. H. Vansell 1928-4-1 s.n. Riverside S. Calif. and Coachella Valley. Comment
  JEPS46481  Prosopis pubescens Marjorie Clary 1936-9-26 Riverside Coral Reef Coachella Comment
  CAS-BOT-BC151125  Prunus fremontii Milo S. Baker 1928-4-4 2799 b Riverside Tahquitz Canyon Comment
  RSA356888  Prunus fremontii Robert F. Thorne 1966-10-15 41797 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway. Comment
  SD229262  Prunus fremontii Dick Schwenkmeyer 2013-6-11 912 Riverside Approx. 1.5 miles north od highway 74 and Royal Carrizo Road intersection. 854 Comment
  SEINET3077290 Image available Prunus fremontii John Adams 1966-2-3 385 Riverside San Jacinto Mountains, 3 mi elow Pinyon Flats. 1067 Comment
Read comments Aug 3 2013
  UC729658  Prunus ilicifolia Carl B. Wolf 1932-5-25 3666 Riverside Snow Creek Canyon, just above fish hatchery, n base of San Jacinto Mountains Snow Creek Canyon; San Jacinto Mountains, Snow Creek Canyon 670 Comment
  CLARK-A1528-4037  Prunus virginiana John C. Roos 1965-7-3 Riverside San Jacinto Mountains Comment
  RSA5161  Psathyrotes ramosissima C. B. Wolf 1932-4-26 2972 Riverside 5 miles east of Mecca on Blythe Road, Colorado Desert 30 Comment
  UC829342  Psathyrotes ramosissima Lewis S. Rose 1938-12-19 38326 Riverside 6 mi s Cathedral City 45 Comment
  POM358759  Pseudognaphalium biolettii N. R. Zabriskie 1974-3-27 694 Riverside N side canyon downstream from 'Big Pool' Andreas Canyon, N slope San Jacinto mts 335 Comment
  RSA614635  Pseudognaphalium biolettii D. L. Banks 1997-3-29 1561 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north the Riverside / San Diego County line border., West of the intersection of Magee Truck Trail and Moreno Road including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  SBBG50926  Pseudognaphalium biolettii N. R. Zabriskie 1973-4-6 624 Riverside trail ca 25' N of stream, ca 30 yds downstream from "Big Pool", Andreas Cyn, E slope San Jacinto Mtns 335 Comment
  UCR241841  Pseudognaphalium biolettii A. C. Sanders, Timothy W. Chumley 2013-4-2 40733 Riverside Peninsular Range, Temescal Canyon at west side of Horsethief Canyon Rd., south of I-15 Fwy, SE of Corona (Lee) Lake 390 Comment
  RSA596145  Pseudognaphalium luteoalbum D. L. Banks 1996-11-7 1193 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; At the end of the main road in the Reservation, approximately 150 m NW of the spring on the northern fork of Pechanga Creek at the E end of the Reservation. 472 Comment
  JEPS26595  Pseudognaphalium thermale Peter Kamb 1948-10-31 1280 Riverside Hall Canyon San Jacinto Mts., Hall Canyon 1645 Comment
  RSA393769  Psilocarphus brevissimus Christopher Davidson 1977-5-25 5663 Riverside Mesa de Burro; Santa Rosa Plateau area of Santa Ana Mountains 701 Comment
  UCR114955  Psilocarphus brevissimus var. brevissimus Fred M. Roberts 1992-4-25 4867 Riverside San Jacinto Valley, Upper Salt Creek Watershed adjacent to Hemet, NW corner of California Avenue and Stowe Road, 3.3km ENE Winchester 455 Comment
  UCR166802  Psilocarphus chilensis R. E. Riefner Jr. 2005-4-20 05- 238 Riverside SE (c. 0.5 mi) from end of California Avenue, off Florida Avenue (Hwy 74) and N of Stetson Avenue 463 Comment
  CAS-BOT-BC362108  Psilostrophe cooperi Philip A. Munz 1940-3-24 15698 Riverside 2 miles north of Cottonwood Springs, Eagle Mts. 914 Comment
  UCR90361  Psoralea macrostachya D. L. Banks, V. W. Steinmann 1995-7-10 0750 Riverside Agua Tibia Mtns, NW Palomar Mtns; Cleveland National Forest; Along the Wildhorse Trail, south of Lower Arroyo Seco, NW of Wildhorse Peak. In major drainage that flows off the NW flank of Wildhorse Peak. 610 Comment
  UC73148 Image available Psorothamnus arborescens var. simplicifolius M. T. Gilman 1904-1 51 Riverside West part of Colorado Desert; ; Colorado Desert Comment
Read comments Jun 23 2011
  CAS-BOT-BC353617  Psorothamnus emoryi S. B. Parish 1896-4-1 4112 Riverside Palm Springs, Colorado Desert Comment
  CAS-BOT-BC353630  Psorothamnus emoryi Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring 60 Comment
  RSA124449  Psorothamnus emoryi Percy C. Everett, E. K. Balls 1958-4-29 23023 Riverside 5.3 mi. NE from Desert Center along road to Rice and Vidal Jct. 244 Comment
  SBBG21967  Psorothamnus fremontii R. F. Thorne 1964-5-3 33849 Riverside near hwy ca. 4 mi S of Morongo Valley, ca. 3 mi S of San Bernardino Co line Comment
  RSA404254  Psorothamnus schottii Anstruther Davidson 1979-4-4 7690 Riverside Orocopia Mts. Lower End of Box Canyon on Box Canyon Rd., 4.4 mi. E of Mecca. 213 Comment
Read comments Mar 15 2013
  RSA404256  Psorothamnus schottii N. C. Cooper 1944-5-20 2647 Riverside Palms to Pines Hwy., San Jacinto Mtns. 305 Comment
  SEINET238186  Psorothamnus schottii T. B. Salvato, A. C. Sanders; M. Provance 2000-4-18 47 Riverside Coachella Valley: 2 mi NE of Mecca near mouth of Painted Canyon at foot of Mecca Hills W edge of Coachella Canal. 9 Comment
  UCR148301  Psorothamnus schottii 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
  SBBG3321  Psorothamnus spinosus H. and M. Dearing 1942-1-17 4786 Riverside near Cathedral City Comment
  SEINET5569453  Psorothamnus spinosus Forrest Shreve 1935-1 7388 Riverside Near Indio. Comment
  UCR24933  Pterospora andromedea A. C. Sanders 1981-7-19 1687 Riverside Peninsular Range; San Jacinto Mtns., James Reserve in Hall Canyon above Lake Fulmor, 3.5 mi NW of Pine Cove 1707 Comment
  RSA769709  Pterostegia drymarioides E. W. Lathrop 1973-6-28 7446 Riverside Bear Springs on the Main Divide Truck Trail, 1 mi E of Santiago Peak, Cleveland National Forest. Comment
  SBBG103856  Pterostegia drymarioides M. A. Patten 1992-5-7 92 -28 Riverside Via Vaquero at Via Oesta, ca. 5 km W of Temecula, Santa Rosa Plateau Comment
  UCR213601  Pterostegia drymarioides A. C. Sanders, Matthew Malle 2010-4-23 37989 Riverside Peninsular Range, Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  RSA771347  Pulicaria paludosa Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4530 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR95483  Purshia stansburyana Steve Boyd, Lorrae Fuentes 1996-5-2 8764 Riverside Peninsular Range; Santa Ana Mtns., Along the Main Divide Road c. 3.5 mi NW of Morrell Potrero Comment
  UC72988  Purshia tridentata var. tridentata M. F. Gilman 1904-1 13 Riverside Banning Comment
Read comments Mar 13 2011
  UCSB7049  Quercus X morehus Riverside Banning Road, Mt. San Jacinto 1432 Comment
  POM265846  Quercus X munzii W. Egbert Schenck 1942-10 s.n. Riverside Joshua Tree National Monument. South end of Mojave Desert. Comment
  CAS-BOT-BC61776  Quercus agrifolia W. R. Dudley; F. H. Lamb 1896-7-2 4781 Riverside Below Sespe Hot Springs Comment
  SDSU13481  Quercus agrifolia var. agrifolia Jeremy Mass, Ryan Jacobsen 2000-10-24 15 Riverside Growing throughout Stone Creek. Near Santa Margarita Ecological Reserve Southside Field Station. Open mixed herbs and shrubs. 222 Comment
  SD248433  Quercus berberidifolia Jeremiah George 2012-8-8 80812 1 Riverside Moreno Badlands: San Timoteo Canyon, south of E Casco So. Calif. Edison substation, west side of San Timoteo Creek, west of dirt SCE line access road. 655 Comment
  UCR141960  Quercus berberidifolia A. C. Sanders, Mark Elvin, M. S. Enright 2002-4-16 24970 Riverside The Badlands, Laborde Canyon and adjacent slopes and side canyons, 1 mile east of Mt. Eden, SW of Beaumont 610 Comment
  UCR250405  Quercus berberidifolia Jeremiah George 2012-8-7 70812- 2 Riverside Beaumont, Western Knolls, north central slope of eastern half of bench between Hwy 60 and Oak Valley Parkway, east of Potrero Blvd. 747 Comment
  UCR264637  Quercus berberidifolia Mitch Provance 2012-4-27 412- 22 Riverside The Badlands, Mt. Davis, southwest of Beaumont, about 1 mi S of I-10 and SR-60 interchange, just E of Davis Mountain Dr. and S of Westward Ave. 799 Comment
  JEPS38046  Quercus chrysolepis C. V. Meyer Jun 1927 165 Riverside Saunder's Meadow 1737 Comment
  RSA748232  Quercus chrysolepis T. Scott, A. Townesmith, K. M. Meyer 2007-3-15 131 Riverside San Bernardino National Forest. 14.5 mile S on Rt. 243 from US 10, at pulloff next to Soboba Penny Pine Plantation. 1602 Comment
  UCR96261  Quercus chrysolepis Scott D. White 1996-8-1 4443 Riverside San Jacinto Mtns., Idyllwild area: north of Strawberry Valley, between Bear Trap Canyon and Lily Creek 1616 Comment
  IRVC26855  Quercus cornelius-mulleri Mitch Provance, Kerry Knudsen, Petra Wester 2004-5-8 9022 Riverside Ca. 0.05 mi. S on Santa Rosa Mtn. Road from Hwy 74. Peninsular Ranges, Santa Rosa Mountains Comment
  SBBG44658  Quercus cornelius-mulleri W. B. Holt 1941-10-21 9 -1941 Riverside near Split Rock, Joshua Tree Nat Monument Comment
  SD229174  Quercus cornelius-mulleri Dick Schwenkmeyer, Bethany Jenkins 2012-3-7 633 Riverside Mt. San Jacinto 1085 Comment
  CAS-BOT-BC94187  Quercus engelmannii A. C. Sanders; Kent Beaman 2002-5-10 25047 Riverside Santa Ana Mtns. Santa Rosa Plateau: hills W of the head of De Luz Creek, 0.4 mi S of Tenaja Rd. on W side of Calle Roble 671 Comment
  UCD46014  Quercus engelmannii Frank C. Vasek 1975-9-11 s.n. Riverside Large tree in Horsethief Creek Canyon, southwest of Pinyon Flat, where the Cactus Spring Trail crosses, Riverside County, California. Comment
Read comments Oct 4 2019
  UCR2937  Quercus engelmannii Wm. Horn Jr. 1963-4-20 630420- 2 Riverside Santa Ana Mtns., [Santa Rosa Plateau, on Tenaja Road west of] Murrieta, 100 yards west of dirt road to Tenaja Ranger Station, 4.8 miles west of Santa Rosa Ranch gate. 305 Comment
  POM145260  Quercus turbinella E. C. Jaeger 1927-12-20 s.n. Riverside Palm Canyon, Eagle Mts. 915 Comment
  UCD73482  Quercus wislizeni A. C. Sanders; T. Tennant 1997-11-14 21603 Riverside San Bernardino Mtns.: Morongo Indian Reservation, sag pond at SE end of Burro Flats. 1110 Comment
  UCR135728  Quercus wislizeni Mitch Provance, Kerry Knudsen, Petra Wester 2004-5-8 9035 Riverside Santa Rosa Mtns., c. 0.05 miles S on Santa Rosa Mt. Road from Hwy 74 1402 Comment
  JOTR32037  Rafinesquia californica La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler, B. Truesdell, D. Shade 2011-4-26 2267 Riverside Joshua Tree National Park. Pleasant Valley, southwestern edge of Hexie Mountains; near Squaw Tank; sandy flats among large granitic boulders and foothills (Stop 2) 1063 Comment
  RSA519261  Rafinesquia californica Ed LaRue 1989-5-8 s.n. Riverside Mockingbird Canyon area, S of Van Buren Blvd and ca 1/2 mi (airline) E of Mockingbird Canyon Road. Comment
  RSA614300  Rafinesquia californica D. L. Banks, Victor W. Steinmann 1997-3-13 1508 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
  CDA8527  Rafinesquia neomexicana T. C. Fuller 1962-4-4 7995 Riverside Highway 99 [later renumbered Highway 86] to Indio, 1.3 miles north of Oasis. 0 Comment
  UC217944  Rafinesquia neomexicana P. A. Munz, D. Keck Apr 9 1922-Apr 12 1922 4884 Riverside vicinity Corn Springs (Colorado Desert, Chuckwalla Mountains, Southern California); Colorado Desert, Chuckwalla Mountains 609 Comment
  CLARK-A1528-5196  Rhamnus crocea John C. Roos 1952-2-29 5378 Riverside Reche Canyon 457 Comment
  UCR90986  Rhamnus crocea Scott D. White 1996-3-31 3872 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
  POM171417  Rhamnus ilicifolia I. M. Johnston 1930-6-15 3790 Riverside Lost Palms Canyon above [Anslintz] Wall, Eagle Mts., Colo. Desert. [information from frag pack] Comment
  UCR138608  Rhamnus ilicifolia D. L. Banks 1996-11-7 1195 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
  UC18587  Rhamnus tomentella subsp. cuspidata H. M. Hall 1901-6 Riverside vicinity Strawberry Valley; San Jacinto Mountains 1584 Comment
  UC456171  Rhododendron occidentale I. J. Condit 1910-6-23 Riverside San Jacinto Mountains 2590 Comment
  UCR114806  Rhus aromatica Mitch Provance 1998-2-6 84 Riverside Jurupa Mountains, Pyrite Canyon, 'Central Pyrite Dune', c. .3 km south of the end of Savonia Dr. in Southridge, Fontana. Actual location of the collection just on the Riverside Co. side of the Riv. / S.B. county line. 320 Comment
  RSA125660  Rhus integrifolia R. Weatherby 1950-3-6 1059 Riverside Arlington Hills, near Lake Matthews. 335 Comment
  UCR182998  Rhus integrifolia Mitch Provance 2003-5-5 4424 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  CAS-BOT-BC167973  Rhus ovata Carl B. Wolf 1932-5-24 3643 Riverside No. base of San Jacinto Mts. Snow Creek Canyon. 1/2 mi. below fish hatchery 548 Comment
  POM13126  Rhus ovata I. M. Johnston 1922-5-18 5327 Riverside Glen Ivy Comment
Read comments Sep 24 2013
  UCR115381  Rhus ovata June Latting 1978-5-4 s.n. Riverside Santa Ana Mountains, Sierra Peak 929 Comment
  RSA0062683  Rhus ovata Dave Kelly 1948-1-23 s.n. Riverside Foothills of Batiesta [Bautista] Canyon, 7-10 mi. East of Hemet. 518 Comment
  RSA667365  Rhus trilobata A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 25014 Riverside The Badlands: Laborde Canyon and Adjacent s,opes and side canyons, 1 mile east of Mt. Eden, SW of Beaumont., 33 53 45 N, 117 01 30 W 549 Comment
  UC1979590  Ribes amarum D. L Banks, Steve Boyd 1995-3-30 0120 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., W of the Dripping Springs Alcove, E of the Woodchuck Trail. Comment
  CAS-BOT-BC93063  Ribes californicum var. hesperium Carl B. Wolf 1932-2-11 2642 Riverside Hidden Canyon, 5 miles west of Corona. Santa Ana Mountains. Base of Skyline Drive. 405 Comment
  POM50270  Ribes cereum H. M. Hall 1901-07 s.n. Riverside In open forests of Tahquitz Valley. 2439 Comment
  UCR110988  Ribes cereum var. cereum George K. Helmkamp 1998-6-27 4127 Riverside Santa Rosa Mtns., 9 mi SE of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail = F. S. Rd. 7S02), in vicinity of Santa Rosa Spring. 2232 Comment
  UCR277935  Ribes indecorum Mitch Provance 2012-1-26 112- 04 Riverside Badlands of Western Riverside County, San Timoteo Canyon, El Casco area, 0.3 miles S of Fisherman's Retreat 695 Comment
  UC729694 Image available Ribes malvaceum var. viridifolium Carl B. Wolf 1932-2-11 2651 Riverside 5 mi w Corona (base of Skyline Drive); Santa Ana Mts., Hidden Canyon 405 Comment
  RSA0022087  Ribes montigenum F. W. Peirson 685 Riverside Summit of Mt. San Jacinto. 3262 Comment
  POM20019  Ribes nevadense Mary F. Spencer 1923-6-12 2174 Riverside Idyllwild, San Jacinto Mountains. 1646 Comment
  SD216485  Ribes nevadense Jay B. Walker 1995-5-3 1410 Riverside San Bernardino National Forest, South of Pinyon Flat Campground, at terminus of USFS Road. 1900 Comment
  RSA33898  Ribes nevadense var. jaegeri N. C. Cooper 1945-5-24 1636 Riverside Big Oaks Canyon, Banning. 1220 Comment
  UC1563097  Rorippa nasturtium-aquaticum Steve Boyd, Tim Ross, Laurel Arnseth 1989-5-7 3563 Riverside along Arroyo Seco drainage from jtn with Kolb Creek (s to w/in 1/4 mi Highway 79); Vail Lake Area, along Arroyo Seco drainage, Kolb Creek 457 Comment
  UCR167840  Rorippa nasturtium-aquaticum T. B. Salvato, Melissa Clemons 2005-6-23 1306 Riverside Peninsular Range; Temescal Valley, Walker Canyon, 1.5 mi due east of Alberhill, N of Hwy I-15 412 Comment
  UCR201636  Rorippa nasturtium-aquaticum Scott D. White, Justin M. Wood 2008-6-18 12229 Riverside San Jacinto Mountains, K Flat Meadow 1445 Comment
  UCR201631  Rosa californica Scott D. White, Justin M. Wood 2008-6-16 12121 Riverside San Jacinto Mountains, Fobes Canyon, c. 1 mi up Fobes Ranch Road from Fobes Spring 1555 Comment
  UCSB25047  Rumex acetosella Thoe, J. 1966-3-19 Riverside South of Esperanza Rd. 1 mile east of Broadway in Cabazon, San Jacinto Mts. 609 Comment
  JOTR32378  Rumex crispus La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2489 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam; Small riparian pond environment with seasonally submerged muddy banks, surrounded by boulder outcrops (Stop 4) 1301 Comment
  POM153372  Rumex maritimus P. A. Munz, I. M. Johnston 1928-9-12 11245 Riverside North end of Lake Elsinore. 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
  UCR202243  Rumex salicifolius 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
  UC6967  Rumex salicifolius var. salicifolius H. M. Hall Jul 1901 2525 Riverside vicinity Strawberry Valley; San Jacinto Mountains 1615 Comment
  SD146118  Sagittaria latifolia A. C. Sanders, Mitch Provande, T. B. Salvato 2000-10-5 23720 Riverside Santa Ana River Valley: Hidden Valley Wildlife Area, ca I(c) mile west of park office, near Riverside between La Sierra and Norco 191 Comment
  RSA701156  Salazaria mexicana Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11258 Riverside 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's Chocolate Mountains Aerial Gunnery Range. 570 Comment
  UCR47289  Salicornia subterminalis Karin Cleary 1987-5-21 56 Riverside Lakeview: flats around Ellis Avenue, 1 - 1.4 km north of the intersection of Ellis Ave. and Menifee Road. 433 Comment
  POM248440  Salix exigua Philip Crow 1939-7-13 s.n. Riverside Blythe. Comment
  RSA586049  Salix exigua D. L. Banks, Steve D. Boyd 1995-3-16 101 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, Arroyo Seco drainage. 555 Comment
  SJSU258  Salix exigua Mrs. H. P. Bracelin 1932-4-12 602 Riverside E side of bridge over Santa Ana R, 4.8 km N of Arlington on rd to Pedley, W of Riverside 240 Comment
Read comments Mar 26 2011
  UCR43475  Salix exigua R. F. Thorne, W. A. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54100 Riverside San Bernardino Mtns., Branch ravine running W from Whitewater Canyon, west of road and c. 3.2 miles north of hwy 10 and Whitewater P.O. 610 Comment
  RSA0010966  Salix exigua var. exigua Mary F. Spencer 1918-4-7 812 Riverside Palm Springs. 168 Comment
  SBBG119116  Salix gooddingii A. C. Sanders, T. B. Salvato 2003-5-21 26785 Riverside Wildomar, old ranch parcel SE of Wesley St and SW of Laguna Rd, W of Orange St, NE of Palomar St 402 Comment
  RSA0038300  Salix gooddingii Carl W. Sharsmith 1932-3-20 14 Riverside Colorado Desert. Lower Sonoran Zone Comment
  SEINET10626142  Salix laevigata Greg Gust, Leith Nye 2005-3-11 Gust 546 Riverside Cleveland National Forest. Just off of Hwy 74 opposite El Cariso Campground on washed out forest road. 762 Comment
  UCD111647  Salix lasiolepis B. Pitzer 1997-4-20 3179 Riverside Lakeview Mountains. Intersection of Dutton St. with Voltaire Vista Road. 610 Comment
  UCR84595  Salix lasiolepis Scott D. White, S. Ogg 1994-4-21 1962 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  RSA0034825  Salix longifolia var. exigua S. B. Parish 1917-4-4 s.n. Riverside Andreas Canyon. 290 Comment
  UCR263243  Saltugilia A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41476 Riverside San Gorgonio Pass, 3.3 miles east of Cabazon, north of the San Gorgonio River wash on the alluvial slope east of the water bottling plant and south of I-10 445 Comment
  RSA74956  Saltugilia australis Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA0094961  Saltugilia australis P. A. Munz 1926-5-2 10424 Riverside 5 miles NW of Dripping Spring. Comment
  RSA469682  Saltugilia splendens N. C. Cooper 1944-7-16 1560 Riverside San Jacinto Mountains, above Pine Cove. 2073 Comment
  UC880174  Saltugilia splendens subsp. splendens I. W. Clokey, E. G. Anderson 1935-8-21 6827 Riverside Keen Camp P.O. 1350 Comment
  UCLA55212  Salvia apiana C. Epling and Mrs. Epling 1937-6-6 B Riverside 0.6 mi below Palms to Pines Hwy. (Palmes-Pines Hwy) Comment
Read comments Dec 18 2011
  RSA651679  Salvia columbariae J. Bruce Smiley 1940-3-16 s.n. Riverside Whitewater. 762 Comment
  RSA676116  Salvia columbariae Scott D. White 2001-4-3 8253 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  SD10679  Salvia columbariae Mrs. D. R. Wolf 1932-3-20 28 Riverside 2.5 Mi N of De Luz, Redman Ranch 1500 Comment
  SDSU7473  Salvia columbariae Pamela A. Beare 1992-3-13 13 III92C Riverside just norh of Box Canyon road. approx 7 miles ca. east of Painted Canyon Road, east of Mecca. Comment
  UCD125738  Salvia columbariae Evert I. Schlinger 1952-3-28 27 Riverside Perris. 443 Comment
  UCR252204  Salvia columbariae J. Mendoza 2011-5-28 s.n. Riverside Moreno Valley, Boulder Ridge Dr. east of intersection with Lasselle, north of Ironwood Ave. and east of Perris Blvd. on north side of valley 645 Comment
  UCR265192  Salvia columbariae David Fraker, Aaron C. Sedgwick 2012-4-4 65 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
  RSA0051567  Salvia columbariae Norman Lederer 1950-4-30 s.n. Riverside Palms to Pines Highway. Comment
  SBBG29412  Salvia eremostachya D. Myrick 1968-3-4 1809 Riverside Palms to Pines Hwy out of Palm Desert 762 Comment
  RSA0024814  Salvia greatae Duncan S. Bell, Kim Clark, Bob Ellis, Pam McKay, Jim Pittman, Gene Ratcliff, Ed Schlegel, Felicia Sirchia 2013-2-23 4462 Riverside Orocopia Mountains; south end of range, on the north side of Salt Creek to the north of Clemens Well. 302 Comment
  UCD125470  Salvia greatae BLK 1981-6-15 s.n. Riverside 10 miles southeast of Salton Sea; south end of Orocopia Mountains, east of Mortmar. Comment
  RSA601078  Salvia mellifera A. C. Sanders, J. Goetzen 1996-5-1 18132 Riverside San Bernardino Mtns.: Morongo Indian Reservation, along dirt road in Hathaway Crk., N of Banning. [UTM 10 km cell: NH-1E, 5N. Banning.] 792 Comment
  RSA701496  Salvia mellifera M. Wall 1996-1-8 127 Riverside Foothill S of Beaumont off Hwy 79 (Lamb Cyn.), 1.1 mi S of 10 Fwy, just past California Ave., W side of hwy. 610 Comment
  SEINET244787  Salvia mellifera A. C. Sanders, Mark Elvin; Julie M. Vanderwier 2002-4-9 24942 Riverside The Badlands; hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 610 Comment
  UCR162874  Salvia mellifera T. B. Salvato, Kelly Volansky 2003-3-27 130 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  UCR216398  Salvia mellifera Mike Bell 2008-3-30 025 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau Ecological Reserve, 5 miles SW of Murrieta, Punta Mesa Trail 537 Comment
  UCR277735  Salvia mellifera Mitch Provance 2012-1-26 112- 05 Riverside Badlands of Western Riverside County, San Timoteo Canyon, El Casco area, 0.3 miles S of Fisherman's Retreat 695 Comment
  RSA648305  Salvia vaseyi Mark Hotchkiss 1977-4-23 s.n. Riverside 7 mi. S.W. of Palm Desert. Pines to Palm Hwy. 457 Comment
  SD48345  Salvia vaseyi E. K. Balls, P. C. Everett 1957-8-20 22670 Riverside 6.6 miles southwest along State Highway 74 from Palm Village (junction with State Hwy. 111) 502 Comment
  RSA718575  Salvia vaseyi Michael Honer, L. Hulse 2004-4-3 1894 Riverside Nameless canyon appx. 1 mi. W of Pushawalla Cyn., leading up to MWD aqueduct. 488 Comment
  CHSC100669  Sambucus mexicana A. C. Sanders 2004-5-12 27884 Riverside Elsinore Basin Region: Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek. 378 Comment
  CHSC35503  Sambucus mexicana J. M. Sully 1972-4-30 19 Riverside 7 mi. SW of Murrieta on Tenaja Rd. 487 Comment
  JEPS12744  Sambucus mexicana Carl V. Meyer 1928-7-26 526 Riverside Roach Sawmill San Jacinto Mountains 2072 Comment
  UC729480  Sambucus mexicana Carl B. Wolf 1932-8-6 3991 Riverside base of Devil's Slide Trail to Tahquitz Valley; San Jacinto Mts., Strawberry Valley 1706 Comment
  UCR140657  Sambucus mexicana Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 13- 89 Riverside San Jacinto Mtns, San Bernardino National Forest, 12 miles north of Idyllwild on Hwy 243 near Vista Grande, Site L13 1558 Comment
  CAS-BOT-BC238859  Sambucus nigra subsp. caerulea H. M. Hall 1901-6-1 2216 Riverside San Jacinto Mountains. Onstatt's Valley 1615 Comment
  RSA601891  Samolus parviflorus Louis C. Wheeler 1933-5-28 1746 Riverside Santa Ana River at Chino Creek. 152 Comment
  RSA470833  Sanicula arguta E. Crow 1929-4-7 318 Riverside Santa Ana Mountains, Corona Skyline Drive. Comment
  SD137923  Sanicula bipinnatifida Darin L. Banks, Steve Boyd 1995-3-15 55 Riverside Northwest Palomar Mountains. north face of Agua Tibia Mountain, Dorland Mountain Area. 740 Comment
  UCR214902  Sanicula bipinnatifida A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37682 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on N side of I-15, near Temescal Canyon Rd. undercrossing and N of Concordia Ranch Rd. 402 Comment
  SEINET10636258  Sanicula crassicaulis Greg Gust, Leith Nye 2005-3-12 Gust 558 Riverside Cleveland National Forest. Hwy 74 west of lower San Juan Picnic Area at pullout W side of Santa Ana Mountain Range. 495 Comment
  SDSU9908  Sarcodes sanguinea unknown 1935-5-1 Riverside Idyllwild Comment
Read comments Jan 24 2013
  UCR116798  Sarcostemma cynanchoides A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24174 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
  JEPS22636  Sarcostemma hirtellum Rimo Bacigalupi with Roxana S. Ferris 1958-3-21 6253 Riverside ca. 13 mi. n. of Blythe (on rd. to Midland); w. slope Big Maria Mts. 262 Comment
  UCR218473  Sarcostemma hirtellum Jim Andre, T. La Doux 2009-3-10 11250 Riverside Joshua Tree National Park, south end of the Cottonwood Mountains near Pinkham Wash, just north of aqueduct just inside JTNP boundary, c. 7 miles west of south entrance into park at Cottonwood 542 Comment
  UCR169871  Saxifraga californica Dave Goodward 2004-1 s.n. Riverside San Jacinto Mtns., mouth of narrow side canyon off South Fork San Jacinto River 1159 Comment
  RSA737322  Schedonorus arundinaceus Justin M. Wood 2008-9-22 158 Riverside SW Perris Basin; Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  RSA562440  Schismus arabicus Steve Boyd, Timothy S. Ross 1992-5-6 7264 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness area. Verdugo Potero, near the Verdugo Trailhead. 732 Comment
Read comments Aug 14 2014
  CLARK-A1528-92  Schismus barbatus Fred B. Essig 1964-2-13 13 Riverside La Sierra 609 Comment
  LA12457  Schismus barbatus H. S. Yates; 1937-3-23 6415 Riverside near Whitewater 304 Comment
  RSA85530  Schismus barbatus Baker 1954-4-13 s.n. Riverside San Gorgonio Pass 366 Comment
  CAS-BOT-BC111540  Schoenoplectus americanus Samuel Bonsal Parish; W. F. Parish 1882-6-1 1060 Riverside Marshes, Temecula Valley Comment
  POM184659  Schoenoplectus americanus L. C. Wheeler 1932-9-4 1336 Riverside Santa Ana River at Chino Creek. 183 Comment
  RSA659252  Schoenoplectus californicus M. Duke, Christy Hightower, C. McElroy 1982-5-15 2 Riverside CA Hwy 74, just off highway E of Elsinore, 1 mi W of Hwy 15. Comment
  RSA596542  Schoenoplectus maritimus Darin L. Banks, Lauren Raz 1996-8-29 1143 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along Arroyo Seco, N of Wildhorse Peak, before the drainage bends to the S. 548 Comment
  RSA544407  Scirpus acutus var. occidentalis Steve Boyd, Timothy S. Ross 1991-6-14 6375 Riverside Warm Springs Creek at NE end of Hogbacks ridge from Alamos Road S to confluence with Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Spings. Comment
  UCR235088  Scirpus maritimus A. C. Sanders, John F. Green 2012-5-27 40208 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto River north of Canyon Lake, between Hwy 74 and Goetz Rd. 428 Comment
  POM49847  Scirpus microcarpus Phillip A. Munz, I. M. Johnston 1924-7-29 8885 Riverside Lone Oak Ranch, Banning-Idyllwild Road. 1037 Comment
  RSA180261  Scrophularia californica subsp. floribunda E. W. Lathrop 1965-4-18 5655 Riverside 10 miles west of Murrieta. Comment
  RSA425207  Scrophularia californica subsp. floribunda Christopher Davidson 1977-5-18 5615 Riverside Santa Ana Mts, Cleveland National Forest, Bear Springs. 1220 Comment
  UCR107782  Secale cereale D. L. Banks 1997-5-5 2026 Riverside Agua Tibia Mtns, NW Palomar Mtns: Pechanga Indian Reservation, north of casino, approximately 100 m south of the intersection of Pala Road and Wolf Valley Road 335 Comment
  HSC920  Selaginella bigelovii L. S. Rose 1966-12-14 66107 Riverside Chino Canyon, 3 mi. W of Palm Springs 671 Comment
  RSA192258  Selaginella bigelovii Earl W. Lathrop 1960-4-28 4769 b Riverside 14 miles west of Murrieta Comment
  SDSU13828  Selaginella bigelovii W. Miller 1972-8-25 Riverside Comment
  SEINET7063051  Senecio californicus A. G. Vestal 1963-5-20 s.n. Riverside Long Valley Road at Temecula and at the junction with Route 395 (115). UTM Zone 11, 485910mE, 3706825mN. (WGS84/NAD83). 308 Comment
  UC1563104  Senecio californicus Steve Boyd, Tim Ross, Laurel Arnseth 1989-4-1 3103 Riverside dried bed of man-made pond and adjacent slopes at n base of rounded knob 1.25 mi wsw dam; Vail Lake area 609 Comment
  UCR162266  Senecio californicus 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
  SEINET6692565 Image available Senecio douglasii Norman C. Cooper 1944-7-15 1605 Riverside Palms to Pines Hwy. San Jacinto Mountains. 1219 Comment
  RSA3323  Senecio flaccidus var. douglasii C. B. Wolf 1931-10-14 2461 Riverside Cabezon, San Gorgonio pass. Comment
  POM48355  Senecio triangularis P. A. Munz, I. M. Johnston 1924-7-27 8792 Riverside Deer Springs, San Jacinto Mountains. 2500 Comment
  CLARK-A1528-2093  Senecio vulgaris John C. Roos 1967-2-7 Riverside Hemet Comment
  SEINET3107286  Senna armata Sears 1978-4-12 1184 Riverside 30 mi W of Rice; dirt road N into Cadiz Valley; N of Coxcomb Mountains. 390 Comment
  UCR266904  Sesuvium verrucosum D. E. Bramlet 2005-7-13 3902 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, Mystic Lake, SW side near duck club, 200 ft. east of South Contour Rd., 4700 ft. north of San Jacinto River 434 Comment
  UCR522  Setaria parviflora Frank C. Vasek 1959-7-17 590717- 10 Riverside Riverside, residential garden of F.C. Vasek, 636 Sandalwood Court 335 Comment
  UCR2740  Setaria pumila F. M. Reed 1906-5-6 971 Riverside South Coast; San Bernardino Valley, Riverside, cultivated ground on 'Reserve Ranch', sec. 30 317 Comment
  CDA2450  Setaria viridis A. C. Sanders 2004-8-1 28761 Riverside Perris-Aguanga Region; 3 miles ENE of Perris, new nursery growing grounds W of Menifee Rd. (=Pozos Av.) & S of Nuevo Rd., between San Jacinto River and Nuevo. Comment
  SEINET10539567 Image available Sibaropsis hammittii Steve Boyd, Timothy S. Ross 1992-4-1 Boyd 6783 Riverside Santa Ana Mountains, Elsinore Peak area south of Lake Elsinore, on "Onion Hill", a grassy knoll about 0.5 miles southeast of Elsinore Peak on the crest of the range, north of the Main Divide Road. T6S R4W SE1/4 SW1/4 sec. 31 (USGS Wildomar 7.5' quadrangle). Gentle slopes with grassland of Stipa pulchra on clay soil developed over volcanic cobble, adjacent to chaparral dominated by Adenostoma fasciculatum and Ceanothus crassifolius. Associated with Allium munzii, Allium haematochiton, Allium lacunosum, Fritillaria biflora, Sanicula bipinnatifida, Lomatium dasycarpum, Delphinium parryi, Chorizanthe polygonoides var. longispina, Chorizanthe fimbriata, Harpagonella palmeri, Camissonia graciliflora, Lasthenia californica, Microseris douglasii ssp. platycarpha, and Ancistrocarphus filagineus. 1012 Comment
  RSA0045489  Sida leprosa var. hederacea Robert MacGregor 1984-5-19 8 Riverside Lake Elsinore, CA Hwy 74, 1 mile W of junction with 15E Freeway, N side of road. Comment
  UCR43178  Sidalcea malviflora B. G. Pitzer, Karen Kirtland 1986-5-6 0202 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
  SBBG29114  Sidotheca trilobata I. W. Clokey with E. G. Anderson 1935-8-21 6599 Riverside E of Keen Camp Post Office 1360 Comment
Read comments Nov 20 2010
  UCR260532  Silene gallica T. B. Salvato, Matt Malle, Tom Sullivan 2014-5-28 7992 Riverside Perris-Aguanga Basin, Menifee, south side of Bundy Canyon Road between Sunset Ave and Lynx Rd. 0.9 mi west of the intersection of Bundy Canyon Road and Murrieta Rd, and 4.2 mi southeast of Canyon Lake 543 Comment
  RSA585726  Silene gallica D. L. Banks, Steve Boyd 1995-5-9 0395 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 790 Comment
  UC1361893  Silene parishii Reid Moran