Search Results — 2000 specimen records retrieved (1899 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)
Results for search: County=RIVERSIDE; Source=All;   

Mapping Options:
BerkeleyMapper with county and bioregion layers
BerkeleyMapper without layers.
KML export
(Note: only records with coordinates are mappable)
Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

(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.
Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
Turn on yellow flags to show possible range discrepancies. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA0077541  Abies concolor G. Wallace 1964-4-26 s.n. Riverside Idlewild area. Comment
  CLARK-A1528-3259  Abronia villosa John C. Roos 1937-4-18 1364 Riverside Cabazon Comment
  CSUSB575  Abronia villosa Glen W. Forister 1967-4-2 s.n. Riverside Northwest edge of Palm Springs near Farrell Drive and Alejo Drive. 170 Comment
  RSA461028  Abronia villosa D. A. Young 1969-3-28 P- 393 Riverside At end of Hayfield Rd., S of Interstate Hiway 10. 305 Comment
  UC851648  Abronia villosa I. W. Clokey, B. C. Templeton 1930-4-9 4704 Riverside n Palm Springs; Colorado desert 170 Comment
  UCD109811  Abronia villosa Robert C. Bechtel 1952-3-28 33 Riverside Whitewater. 152 Comment
  RSA0012147  Abronia villosa var. aurita Mark A. Elvin, Julie M. Vanderwier 2002-5-16 2052 Riverside Pechanga Indian Reservation, nameless drainage/wash south of Pala Rd. 335 Comment
  RSA2594  Abronia villosa var. aurita J. T. Howell 1928-7-9 1058 Riverside Temescal Canyon, 6 miles south of Glen Ivy 335 Comment
  RSA716396  Abronia villosa var. aurita Scott D. White, Angelia Carey 2004-4-5 9978 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  RSA787701  Abronia villosa var. aurita Duncan S. Bell 2012-4-5 3313 Riverside Palen sand dunes on the southwest side of the Palen mountains at the south end of Palen Valley and the northwestern part of Chuckwalla Valley. In the vicinity of the Desert Lily Sanctuary. 160 Comment
  SEINET937285  Abronia villosa var. villosa Leo A. Galloway 1970-1 1249 Riverside 25 miles north-northeast of Desert Center. Comment
  UCD159798  Abronia villosa var. villosa Naomi Fraga; Sarah J. De Groot, Lisa Rojas, Leland Lubinsky 2005-2-10 1420 Riverside Colorado Desert: Northeastern Colorado Desert region: along Palen Road near Highway 177. 170 Comment
  UCR110387  Abutilon theophrasti A. C. Sanders, Mitch Provance 1999-9-26 23105 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  POM6907  Acacia greggii P. A. Munz 1919-5-7 2743 Riverside Palm springs 183 Comment
  SEINET8081480 Image available Acacia greggii Leila M. Shultz, John S. Shultz 1985-1 8270 Riverside Chuckawalla Valley Sand dunes, east of the Chuckawalla Mountains 122 Comment
  UCR75087  Acacia greggii A. C. Sanders 1992-4-4 12142 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  RSA737110  Acacia redolens Justin M. Wood 2008-10-29 211 Riverside Temecula- Murrieta Creek, downstream of 1st street bridge. 293 Comment
  POM41109  Acamptopappus sphaerocephalus var. sphaerocephalus Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  UC217887  Acer negundo var. californicum P. A. Munz 1922-6-24 5804 Riverside along upper parts of Pipe Creek San Jacinto Mts., , Pipe Creek (Hemet Valley) 1584 Comment
  UCR178159  Achillea millefolium 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
  SEINET265467  Achnatherum capense Andrew C. Sanders 1995-3-19 16148 Riverside Below mouth of Chino Canyon near Palm Springs [inferred by MEB as 33 deg 51' 52' N 116 deg 32' 49' W] Comment
  POM365985  Achnatherum hymenoides Bonnie C. Templeton 1930-4-9 1018 Riverside Palm Springs 400 Comment
Read comments Aug 28 2011
  SEINET1909743 Image available Achnatherum hymenoides Sarah De Groot 2005-1 5074 Riverside Inyo Mountains: Badger Flat near and of Mazourka Canyon Road, NW part of range. 366 Comment
  SBBG57054  Achnatherum parishii R. Hoffmann 1929-9-6 Riverside San Jacinto Mtns 2590 Comment
  UC1578000  Achnatherum speciosum M. Barkworth 1981-5-8 3406 Riverside near Aguanga 914 Comment
  CAS-BOT-BC384736  Achyronychia cooperi Ira L. Wiggins 1941-3-24 9565 Riverside 0.3 miles south of Myoma, 4.6 miles north of Indio Comment
  OBI8298  Achyronychia cooperi David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-27 12056 Riverside Along Box Cyn Rd, ca. 20 mi ENE of Mecca in Orocopia Mts 213 Comment
  SBBG71599  Achyronychia cooperi M. N. Ackley 1928-3-25 81 Riverside Palm Springs to Indio 60 Comment
  UCD77301  Achyronychia cooperi Robert E. Preston 1997-11-11 1063 Riverside east edge of Palo Verde Mesa 99 Comment
  UCR100863  Achyronychia cooperi George K. Helmkamp, E. A. Helmkamp 1998-2-18 2690 Riverside Sonoran (Colorado) Desert, Midland Road., 3.8 mi. SE of Midland, Little Maria Mtns. 198 Comment
  SD212601  Acmispon heermannii var. heermannii Jennifer H. Jones, Thi Bui and Holly Summers 2006-5-31 347 Riverside San Jacinto Mountains; turnout south of Mt. Edna Road along CA Highway 243. 1143 Comment
  SBBG28443  Acmispon rigidus D. Myrick 1964-4-29 823 Riverside 10 mi W of Palm Desert on Pines to Palms Hwy 74 914 Comment
  SBBG3488  Acmispon strigosus H. and M. Dearing 1941-3-7 4814 Riverside Cathedral City bajada Comment
  SBBG53747  Acmispon strigosus S. Boyd 1980-5-2 Riverside Harford Springs County Park, on the NW corner of the Gavilan Plateau Comment
  SDSU14071  Acmispon strigosus Jonathan S. Austin, Michael G. Simpson 2002-4-20 15 Riverside Near parking area off Tornado road adjacent to riparian area north of Santa Margarita river, Santa Margarita Ecological Reserve. 233 Comment
  RSA734491  Acourtia microcephala M. Wall 2008-7-4 484 Riverside Bautista Creek, east of Hemet off Bautista Canyon Rd. ca. 7 miles east of jct. with Fairview Ave. 758 Comment
  UCR136259  Acourtia microcephala A. C. Sanders 2004-6-20 28227 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
  JOTR34077  Adenophyllum porophylloides La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2973 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
  UCD112621  Adenostoma fasciculatum Geoffrey Levin 1975-5-9 497 Riverside Dripping Springs Forest Service Station, Cleveland National Forest. 487 Comment
  RSA234084  Adenostoma fasciculatum var. fasciculatum Robert F. Thorne, E. W. Lathrop 1969-6-6 39326 Riverside Santa Rosa Plateau: Rancho California. 610 Comment
  SDSU13934  Adenostoma fasciculatum var. obtusifolium Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2152 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, northern end of northern most (narrow) deer grass meadow. 646 Comment
  CHSC22834  Adenostoma sparsifolium Robert A. Schlising 1968-8-18 2905 Riverside San Jacinto Mountains, short distance south of Idyllwild on Hwy R-1. Comment
  UC12018  Adenostoma sparsifolium H. M. Hall Aug. 1901 2638 Riverside vicinity of Chalk Hill; San Jacinto Mts. 1402 Comment
  UC12019  Adenostoma sparsifolium H. M. Hall July 1901 Riverside e. end Tahquitz Valley; San Jacinto Mts. 1828 Comment
  SEINET10720797  Agave deserti Karen M. Meyer, Andrew Townesmith; Tracy Scott 2007-3-19 Meyer 21 Riverside San Bernardino National Forest. San Jacinto Ranger District, Sawmill Trailhead, about 0.3 mi. along Pinon Flats Transfer Station Rd., off of Route 74. 1232 Comment
  UCR94066  Agave deserti subsp. deserti Scott D. White, D. Haselfeld 1996-7-2 4253 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
  SEINET3412074  Agave deserti var. deserti Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28521 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert. 1236 Comment
  CAS-BOT-BC46153  Agoseris heterophylla S. B. Parish 1907-4-18 6155 Riverside Wash of Wests [?] Canon, Palm Spr 200 Comment
  UC1930019  Agoseris heterophylla Scott D. White, Justin Wood 2008-5-15 11959 Riverside San Jacinto Mountains: Garner Valley, NW of Fobes Ranch Rd and NE of Hwy 74, valley bottom Comment
  JEPS36304  Agoseris retrorsa W. L. Jepson May 17 1901-Jun 1 1901 1278 Riverside San Jacinto River Canon; Riverside, Santa Rosa Peak, Palomar Comment
  UCR27005  Agrostis pallens E. W. Lathrop 1966-5-29 6378 Riverside Peinsular Range; Santa Ana Mtns, Cleveland National Forest, Main Divide Truck Trail between El Carriso and Santiago Peak 1223 Comment
  UC573796  Agrostis viridis H. S. Yates 1937-6-27 6705 Riverside near Relief Hot Springs; San Jacinto Quadrangle Comment
  UCR8263  Alhagi pseudalhagi D. O. Clark 1969-7-2 s.n. Riverside Western Colorado Desert, Coachella Valley, 2 mi west of Mecca Comment
  UCR279591  Aliciella latifolia A. C. Sanders, Jim Malusa 2017-3-28 43158 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
  CAS-BOT-BC434478  Allionia incarnata Peter H. Raven 1958-3-15 11849 Riverside Box Canyon Comment
  RSA600768  Allionia incarnata C. Epling, Wm. Stewart 1936-9-1 s.n. Riverside Chuckwalla Valley: Desert Center. Comment
  UCR129151  Allionia incarnata Chris E. True, K. Flemming 2003-9-26 s.n. Riverside Sonoran (Colorado) Desert, Canyon Spring, Orocopia Mtns. 372 Comment
  RSA367021  Allium Ducelia Sobb 1937-04 s.n. Riverside Near Blythe. 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
  SD127567  Allium fimbriatum var. munzii Steve Boyd 1986-4-22 1781 Riverside Grassy area on clayey soil over cobble, shallow north-facing draw, just west of third powerline tower, north of summit. 840 Comment
  SEINET3884728  Allium haematochiton Steve Boyd, Aydee Virgen 2004-4-13 10859 Riverside Peninsular Ranges; Santa Ana Mountains region: San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon.; 0 Comment
  SEINET8122219  Allium hyalinum I. W. Clokey, C. B. Clokey, B. C. Templeton 1930-4-15 4625 Riverside Gavilan Peak. 550 Comment
  SD247270  Allium marvinii Jeff B. Galvin, Annie L. Bustamante 2009-5-1 88 Riverside San Jacinto Mountains: foothills, Potrero Canyon, State Department of Fish and Game Reserve, adjacent to San Jacinto Wildlife Preserve. Hilltop east of Gilman Springs Road, south of Reserve gate (Beaumont 7.5'Q) 726 Comment
  UCR205451  Allium marvinii Diane Menuz 2008-5-16 447 Riverside Peninsular Ranges: San Jacinto Mts foothills, 3.5 miles SE of Beaumont, c. 300 meters from Highland Springs Rd. near entrance to Potrero 728 Comment
  UC1544767  Allium munzii Steve Boyd 1986-5-7 1827 Riverside top of small ridge extending out from base of mountain (s slope of Alberhill Mt.); Temescal Canyon, Alberhill Mt. 426 Comment
  RSA495439  Allium peninsulare Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-18 2966 Riverside Agua Tibia Mountains. Vail Lake area, Temecula Creek Canyon below Vail Lake dam. 418 Comment
  RSA495442  Allium peninsulare Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-18 2970 Riverside Agua Tibia Mountains. Vail Lake area, Temecula Creek Canyon below Vail Lake dam. 418 Comment
  RSA70238  Allium peninsulare F. W. Peirson 1930-5-10 8773 Riverside St. Johns Grade. south of Hemet 610 Comment
  UCR836  Allium peninsulare J. E. Dimitman 1957-5-18 s.n. Riverside Peninsular Range; San Jacinto Mtns., Bautista Canyon Wash 793 Comment
  POM123076  Allium praecox Wilder 1905-04 s.n. Riverside Riverside. Comment
  RSA736646  Allium praecox Scott D. White, Justin M. Wood 2008-3-25 11772 Riverside Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon, Morgan Property, Alberhill area. 274 Comment
  UCR1596  Allium praecox David L. Davis 1962-4-15 25 Riverside Upper Santa Ana River/San Bernardino Valley Region, Riverside, Sycamore Canyon, c. 1.5 mi south of Pennsylvania [=Martin Luther King] Ave., 0.5 mi east of Canyon Crest Drive 366 Comment
  POM9292  Allium praecox Philip A. Munz, R. D. Harwood 1920-3-20 3366 Riverside 5 miles S of Corona. 305 Comment
  RSA715374  Allium subhirsutum A. C. Sanders 1998-4-12 21752 Riverside yard of residence at 5081 Magnolia Ave, corner of Chapman Pl. 256 Comment
Read comments May 25 2010
  RSA16503  Allophyllum glutinosum Percy C. Everett 1935-6-17 7155 Riverside Coldwater Can. trail to Santiago Peak, 1.5 mi. above Glen Ivy Resort. 564 Comment
  RSA586312  Allophyllum glutinosum D. L. Banks, S. D. Boyd 1995-5-3 0223 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  UCR40101  Amaranthus blitoides Steve Boyd 1985-7-30 1046 Riverside Santa Ana Mtns., Santa Rosa Plateau, De Luz Road, 7.8 - 10 mi. west of Rancho California Comment
  UCR241959  Amaranthus deflexus A. C. Sanders, Jose Aguiar 2012-12-19 40531 Riverside Sonoran (Colorado) Desert, Coachella Valley, NE of Mecca above intersection of Ave. 62 and Johnson St. near Coachella Canal -8 Comment
  RSA165959  Amaranthus fimbriatus E. R. Blakley 1961-9-12 4715 Riverside Pinyon Flat, Palms to Pines Highway. 1220 Comment
  UCR26460  Amaranthus hybridus A. C. Sanders 1981-10-31 2393 Riverside McKinley St. between Riverside & Corona, 0.3 mi north of Hwy 91 & c. 100 yards west of McKinley 305 Comment
  UCR92618  Amaranthus palmeri Scott D. White 1995-8-18 3558 Riverside Just west of Hemet at SE margin of Lakeview Mts, north of Florida Ave. 485 Comment
  UCR247999  Ambrosia confertiflora O. F. Clarke 2009-11-26 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  LA202913  Ambrosia dumosa Marcus E. Jones; 1929-9-16 sn Riverside E of Desert Center Comment
  RSA568650  Ambrosia dumosa A. C. Sanders, E. J. Lawlor 1992-4-4 12092 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  SEINET3197209 Image available Ambrosia dumosa Mike Bell 2008-3-19 047 Riverside Sonoran (Colorado) Desert; Coachella Valley; 2 miles west of Desert Hot Springs, north of Pierson Blvd. and west of North Indian Canyon Dr. (Desert Hot Springs 7.5') 396 Comment
  SEINET10725764  Ambrosia dumosa A. K. Evans 1976-4-13 Evans 5206 Riverside Rocky slopes of Santa Rosa Mountains. Comment
  SD137915  Ambrosia psilostachya Darin L. Banks, Steve Boyd 1995-10-17 778 Riverside Northwest Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area, Along lower Arroyo Seco. 515 Comment
  HSC25798  Ambrosia salsola Richard Spjut 1972-3-13 2264 Riverside Western border of the Colorado Desert ; San Jacinto Mts., near the eastern border of the San Bernardino Natl. Forest along Hwy. 74 915 Comment
  LA28881  Ambrosia salsola P. J. Remple; 1942-3-1 ** Riverside near Palm Springs Comment
  UC1069630  Ambrosia salsola R. St. John 1929-3-25 15 Riverside Foot of Cabezon Mt San Jacinto Quad., Foot of Cabezon Mt. 609 Comment
  UC1279725  Ambrosia salsola David B. Dunn 1946-2-21 3656 Riverside w of Indio (near Pushawalla); Colorado Desert, Indio Hills, Pushawalla Canyon Comment
  SFV17322  Ambrosia salsola var. pentalepis J. N. Hogue, J. D. Dilley 1998-4-23 108 .5 Riverside Chuckwalla Mountains. Corn Springs Wash at Corn Spring. 488 Comment
Read comments Mar 2 2015
  UC61554  Ambrosia salsola var. salsola Miss Mary McKibben 1904-4-1 Riverside Mecca Colorado Desert -60 Comment
  JOTR33855  Amelanchier utahensis La Doux, Tasha, Alice Miller and Victoria Sork 2009-5-3 2715 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west side of Queen Mountain; granitic outcrops with sandy ephemeral wash 1408 Comment
  UCR79469  Amorpha californica Steve Boyd, T. S. Ross 1992-5-15 7403 Riverside S Santa Ana Mtns, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero 671 Comment
  POM157929  Amorpha fruticosa P. A. Munz 1927-5-21 10841 Riverside Creek bank, 7 miles SW of Coahuila. Comment
  RSA30674  Amorpha fruticosa L. C. Wheeler 1932-7-9 939 Riverside Santa River canyon 3 miles below Prado. 137 Comment
  RSA415300  Amorpha fruticosa Anstruther Davidson 1893-4-10 s.n Riverside Palm Springs. Comment
  RSA559439  Amorpha fruticosa Steve Boyd 1992-4-15 6853 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  UC123741  Amorpha fruticosa Fred M. Reed 1904-6-12 599 Riverside above Chinatown ford; Santa Ana River Comment
  UCR166162  Amsinckia intermedia John F. Green 2005-2-10 s.n. Riverside Peninsular Range, E of Temecula, Rancho California, SE of intersection of Mesa Verdugo and Calle Vista, N of Pauba Valley and south of Buck Mesa 430 Comment
  UCR97027  Amsinckia intermedia Scott D. White 1997-2-28 4707 Riverside Peninsular Range, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy 457 Comment
  UCR154993  Amsinckia retrorsa A. C. Sanders, Kelly Volansky 2005-3-17 29230 Riverside Perris-Aguanga Basin Region, French Valley, SE of Winchester Rd. (Hwy 79) between Thompson Rd. and Benton Rd., c. 0.5 mi. NE of Adobe Spring, near San Diego Aqueduct 412 Comment
  POM368401  Amsinckia tessellata P. J. Remple 1942-3-1 s.n. Riverside Between Indio and Palm Springs. Comment
  RSA0091430  Amsinckia tessellata B. A. Prigge 1978-3-23 2419 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads. 335 Comment
  JOTR30325  Amsinckia tessellata var. tessellata La Doux, Tasha, E. Babich, J. Galvin, B. Truesdell, N. Fraga, A. Miller, J. Van Warmerdam 2008-2-4 1769 Riverside Joshua Tree National Park. Stop #1: Hexie Mtns./Porcupine Wash. Open sandy wash near road heading to Cottonwood. 745 Comment
  RSA0104452  Amsonia tomentosa Duncan S. Bell, Sarah DeGroot, Cheryl Sevilla 2015-3-5 7761 Riverside Chuckwalla Mountains; a side canyon off of Irish Wash, approximately 1.5 air miles southwest of Aztec Well. 696 Comment
  RSA338171  Amsonia tomentosa var. tomentosa R. F. Thorne, Rolf, Gertrud Dahlgren 1979-8-22 53579 Riverside Joshua Tree National Monument; Vicinity of Ryan Campground to base of Ryan Mountain. 1319 Comment
  SDSU13948  Anagallis arvensis Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2134 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of El Valle meadow. 646 Comment
  HSC103425  Anaphalis margaritacea D. Atwood 1993-3-26 17648 Riverside Summit of Santa Ana Mts., 4.8 mi. S of Lake Elsinore, along Hwy. 74 813 Comment
  SD123833  Andropogon glomeratus var. scabriglumis Robert F. Thorne, Kay L. Wright, Richard K. Benjamin 1982-10-8 55407 Riverside San Bernardino Mountains, along roadside at seep, about 3.2 miles north of Whitewater Post Office. 594 Comment
  RSA192108  Anemopsis californica E. W. Lathrop 1965-5-27 5204 Riverside 6 miles west of Murrieta. Comment
  UCR201492  Anisocoma acaulis Scott D. White, Justin M. Wood 2008-5-15 11964 Riverside San Jacinto Mountains, Garner Valley, northwest of Fobes Ranch Road and northeast of Hwy 74, valley bottom 1357 Comment
  SEINET6809544  Antheropeas wallacei Unknown 1997-3-14 Riverside 22 air miles SE of Palm Springs; Palm Springs; 22 air miles SE of Comment
  JEPS5300  Antirrhinum coulterianum Carl V. Meyer 1929-6-13 755 Riverside Chalk Hill; San Jacinto Mts. 1524 Comment
  UCR98685  Antirrhinum coulterianum S. J. Myers 1995-6-9 s.n. Riverside Peninsular Range, Lake Elsinore, 0.5 mi south of intersection of Grand Ave. and Ortega Hwy (State Hwy 74) 457 Comment
  UC68689  Antirrhinum filipes H. M. Hall 1905-5-10 6014 Riverside Cottonwood Springs; Colorado Desert 670 Comment
Read comments Oct 9 2010
  UCR278899  Antirrhinum majus Mitch Provance 2011-7-3 17191 Riverside Santa Ana River Valley, Rubidoux, west corner of Rubidoux Blvd. and 28th St. 259 Comment
  RSA736692  Antirrhinum nuttallianum Scott D. White 2004-4-26 10259 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Indian Creek Watershed. 518 Comment
  UCR151067  Antirrhinum nuttallianum Scott D. White 1998-6-17 6750 Riverside Peninsular Ranges; Gavilan Hills, along Gavilan Rd. or Santa Rosa Mine Rd.; c. 7 mi survey route from Gavilan/ Cajalco Rd. junction. south and east to Santa Rosa Mine/ Post Rd. junction 671 Comment
  RSA619544  Apiastrum angustifolium D. L. Banks 1997-5-5 1993 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
  RSA403081  Apocynum androsaemifolium M. B. Dunkle 1933-7-21 3730 Riverside Idyllwild 1616 Comment
  RSA27929  Arabis perennans C. L. Hitchcock 1940-4-1 5918 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  UCR110993  Arabis perennans George K. Helmkamp 1998-6-27 4112 Riverside Santa Rosa Mtns., 5.8 mi SE of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail = F. S. Rd. 7S02), below Mountain Home Spring 1799 Comment
  RSA629177  Arctostaphylos Jon E. Keeley 1992-7-16 16676 Riverside Road to Santa Rosa Mountain (7S02), 9.3 km south of Highway 74. 1990 Comment
  RSA629351  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-6-12 15547 Riverside Wildomar Cpgrd, ca. 15 km S of Elsinore Pk. Santa Ana Mtns. 850 Comment
  RSA629387  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-4-17 15088 Riverside End of Woodchuck Rd., Woodchuck Resort. 2 km south of Hwy 79 (Vail Lake Quadrangle) 204 Comment
  SEINET10449242  Arctostaphylos glauca James S. Miller 1992-5-8 Miller 7467 Riverside San Jacinto Mountains. 11 mi E of W boundary of San Bernadino National Forest on California route 74. 1300 Comment
  RSA387365  Arctostaphylos glauca var. glauca Steve Boyd 1986-4-19 1704 Riverside Temescal Canyon: E side of Indian Wash between I-15 and Temescal Canyon Road. 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
  RSA633647  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20113 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633697  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16659 Riverside Road to Santa Rosa Mountain (7S02), 8.7 km south of Highway 74. 1935 Comment
  UCR187287  Arctostaphylos pringlei Diane Menuz 2006-6-27 185 Riverside Peninsular Range; Santa Ana Mtns, trail to Santiago Peak, 100 m from Main Divide Road 1470 Comment
  JEPS26531  Arctostaphylos pringlei subsp. drupacea Peter Kamb 1947-5-17 516 Riverside Hall Canyon; San Jacinto Mts., Hall Canyon 1645 Comment
  POM12980  Arctostaphylos pringlei subsp. drupacea P. A. Munz, I. M. Johnston 1922-5-20 5490 Riverside Head of Hemet Valley, San Jacinto Mts. 1524 Comment
  UCR95955  Arctostaphylos pungens Scott D. White 1996-8-1 4416 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  SEINET12102572  Argemone corymbosa Unknown 1936-1 12854 Riverside Foothills of San Jacinto Mts, near Palm Springs Comment
  UCR158721  Argemone munita A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30014 Riverside Peninsular Range, Agua Tibia Mountains, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  CAS-BOT-BC207132  Argythamnia lanceolata Noel H. Holmgren; Patricia K. Holmgren; Ruth E. Kern 1973-3-21 6425 Riverside Big Maria Mountains, 12 airline miles north of downtown Blythe 289 Comment
  CAS-BOT-BC137648  Aristida adscensionis D. A. Johansen; J. A. Ewan 1932-4-11 7089 Riverside Martinez Canyon, Santa Rosa Mountains. 365 Comment
  CAS-BOT-BC137663  Aristida adscensionis Steve Boyd; Tammy Morgan; Aydee Virgen; Sarah J. DeGroot; Valentin Arvizu; Tim Thibault 2004-5-14 11231 Riverside Colorado Desert. Chocolate-Chuckawala Mountains Region. Western base of the Chocolate Mountains, small canyon ca. 1.25 mile due north of Imperial county line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at Comment
  SEINET229296  Aristida adscensionis L. M. Shultz, JS Shultz 1985-4-17 8307 Riverside Soouthern extension of the Big Maria Mountains. In section '26.5 98 Comment
  SEINET3918906  Aristida adscensionis David Charlton 1988-2-18 1129 Riverside S side of Little San Bernardino Mtns. Fargo Canyon Road to Cottonwood Wash, S of Joshua Tree National Park, parallel to I-10. 1 mi. E of Jct Dillon Rd. and Fargo Cyn. Rd.; 0 610 Comment
  UCD56348  Aristida californica John Thomas Howell 1928-3-11 3443 Riverside Colorado Desert, 6 miles SE of Garnet Station. 152 Comment
  CLARK-A1528-4467  Aristida fendleriana John C. Roos 1937-8-20 1225 Riverside San Jacinto Mountains Comment
  UCR23319  Aristida parishii John C. Roos 1952-4-16 5551 Riverside Reche Canyon. 457 Comment
  UCD56514  Aristida purpurea J. C. Roos 1965-9-26 s.n. Riverside Palm Springs. 121 Comment
  UCSB37780  Aristida purpurea Roos, John 1965-8-15 Riverside Gilman Hot Springs, San Jacinto Valley Comment
  RSA799085  Aristida purpurea var. fendleriana Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6882 Riverside South side of Joshua Tree National Park, Cottonwood Spring 905 Comment
  UCR2173  Aristida purpurea var. purpurea F. M. Reed 1906-7-8 1129 Riverside Plains near the Salt Lake RR, West Riverside Comment
  UC573786  Aristida ternipes var. hamulosa H. S. Yates 1937-6-27 6709 Riverside Lower San Jacinto Riverside Camp San Jacinto Quadrangle Comment
  HSC25255  Artemisia californica Richard Spjut 1972-2-18 2209 Riverside ca. 4 miles south of Beaumont on Hwy.60 Comment
  RSA736552  Artemisia californica Scott D. White, Angelia Carey 2004-7-2 10581 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  RSA741734  Artemisia douglasiana Michael Wall 2008-10-3 493 Riverside Bautista Creek, east of Hemet off Bautista Canyon Rd. ca. 7 miles east of jct. with Fairview Ave. 758 Comment
  RSA502201  Artemisia dracunculus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-11 3708 Riverside Vail Lake area, sandy wash draining into Wilson Creek at E end of lake. Comment
  UCR21159  Artemisia dracunculus Steve Boyd 1980-7-3 s.n. Riverside Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve 518 Comment
  VVC1185  Artemisia dracunculus Bern Schwenn 1998-9-27 s.n. Riverside Santa Rosa Mtns, San Bernardino National Forest, Cactus Spring Trail, at and near the spring. 1293 Comment
  SD229067  Artemisia tridentata Dick Schwenkmeyer 2012-3-26 675 Riverside Mt. San Jacinto: Garner Valley, Kenworthy (site #2), approx Ao mile north of Highway 74, just east of Morris Ranch Road. 1356 Comment
  CAS-BOT-BC93478  Artemisia tridentata subsp. tridentata H. S. Gentry 1954-7-25 14251 Riverside Dripping Springs along route 79 Comment
  RSA0023092  Asclepias albicans John F. Emmel 1995-4-21 1367 Riverside Little Maria Mts., northwest end; large canyon and wash 0.4 air mile southwest of peak 2479. 488 Comment
  RSA496474  Asclepias californica Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-31 3093 Riverside Vail Lake area, S of Hwy 79, Kolb Creek drainage, W of Woodchuck Rd. 488 Comment
  SEINET9121976  Asclepias californica R. Woglum 1937-1 531 Riverside Temecula Comment
  UC111252  Asclepias californica H. M. Hall Apr. 1897 Riverside Temecula Ck. Nigger Jim Canyon Comment
  RSA795942  Asclepias erosa Duncan S. Bell 2009-4-19 278 Riverside Arica Mountains: west side of range, approximately 2.5 air miles southwest of Priests Well. 391 Comment
  UC479245  Asclepias erosa Marcus E. Jones, A. M. 1931-9-15 28744 Riverside Hayfields [Colorado Desert, toward Desert Center] Comment
Read comments Jun 12 2012
  RSA388392  Asclepias fascicularis R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61206 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
Read comments Jun 30 2018
  OBI35669  Asclepias subulata Louis B. Ziegler 1967-4-15 125 Riverside Coachella Valley 30 Comment
  RSA595538  Asclepias subulata Alan Prather, Alice Hempel 1993-5-16 1345 Riverside Along I-10, 20.1 km E of Coachella, at the rest stop for the westbound lanes. 400 Comment
  UCR264607  Asparagus officinalis Mitch Provance 2012-6-19 196- 08 Riverside San Bernardino Valley, Santa Ana River Bottom, Tequesquite Creek and associated wetlands W of Rubidoux Ave 226 Comment
  SDSU13007  Asparagus officinalis subsp. officinalis Michael G. Simpson 1999-10-27 2054 Riverside Santa Margarita Ecological Reserve, San Diego State University. Along path from river to Southside facilities. 152 Comment
  RSA708639  Aspidotis californica Scott D. White, Brian Leatherman, James Huelsman 2005-2-14 10786 Riverside Santa Rosa Plateau area, northwest of Squaw Mtn. Terminus of Via Ranchero at San Diego County line. 823 Comment
  SD138004  Aspidotis californica Darin L. Banks, Steve Boyd 1995-3-15 70 Riverside Northwest Palomar Mountains, Agua Tibia Wilderness Area, north face of Agua Tibia Mountain, Dorland Mountain area Comment
  UCR129604  Aspidotis californica Marcus E. Jones 1930-3-5 26519 Riverside Temescal Valley/Santa Ana Mtns., Glen Ivy 488 Comment
  UCR6183  Aspidotis californica D. C. Wald 1967-5-13 s.n. Riverside Perris-Aguanga Basin region, Bernasconi Hills near Lakeview, on slope opposite Big Rock 503 Comment
  UCR34893  Aster ascendens L. B. Ziegler 1966-10-11 099 Riverside San Jacinto Mtns, Hemet Valley, near Kenworthy Ranger Station 1375 Comment
  RSA764524  Aster subulatus var. ligulatus Justin M. Wood 2010-9-8 2603 Riverside San Timoteo Canyon: Just SE of El Casco Substation along San Timoteo Creek. 640 Comment
  RSA703415  Astragalus LeRoy Gross, Leland Lubinsky, Victor W. Steinmann, Linda Lee Worlow 2005-2-17 1456 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  UCSB3031  Astragalus J. R. Haller 1957-3-23 1028 Riverside collected 1.0 mi N, in theCottonwood Springs at the southern boundary of Joshua Tree National Monument U S Highway 60 - Cottonwood Springs and U S Highway 60 609 Comment
  POM9366  Astragalus aridus Mary F. Spencer 1920-2-24 1483 -a Riverside In desert sand. Comment
  CAS-BOT-BC177530  Astragalus bicristatus Elizabeth McClintock 1965-6-25 s.n. Riverside Santa Rosa Mt., a short distance below summit Comment
  CAS-BOT-BC178629  Astragalus coccineus Ivan Johnston 1917-4-4 1063 Riverside Bottom of sandy draw, Palm Canyon - Colorado Desert 640 Comment
  UCR18985  Astragalus didymocarpus var. dispermus John C. Roos 1949-3-19 4113 Riverside Sonoran (Colorado) Desert, Near Indio Comment
  RSA679100  Astragalus douglasii var. parishii Mark Elvin, Victoria Jotikasthira, Ron Wetherford, Jason Wetherford 1996-5-10 172 Riverside San Bernardino National Forest Comment
  UC1563117  Astragalus douglasii var. parishii Steve Boyd, Tim Ross, Laurel Arnseth 1989-3-18 2998 Riverside Temecula Creek Cyn below Vail Lake dam (Vail Lake area); Temecula Creek Cyn below Vail Lake dam 457 Comment
  SEINET948334  Astragalus gambelianus Steve Boyd 1986-1 1754 Riverside Temescal Canyon. Just south of Interstate 15. Comment
  UCR120796  Astragalus gambelianus Ian G. Gillespie 2000-4-26 27 Riverside Perris-Aguanga Basin, S side of Paloma Valley. Hilltop at S end of Lindenberger Road, SW of the intersection of Scott Road and Briggs Road 473 Comment
  UCR50989  Astragalus layneae B. G. Pitzer, S. J. Myers, J. Wilkinson 1988-2-21 0599 Riverside Sonoran (Colorado) Desert, S end of Coxcomb Mtns, 0.2 mi. north of Hwy 177 (Old Desert Center - Rice Road), at 10.6 mi. NE of Desert Center 229 Comment
  RSA715087  Astragalus lentiginosus var. coachellae Sarah J. De Groot, J. Mark Porter 2006-3-14 5197 Riverside North foot of San Jacinto Mts., between Snow Creek Road and Highway 111; several miles downstream from gaging station. 366 Comment
  SD6087  Astragalus lentiginosus var. coachellae unknown Mar 1914 Riverside Palm Springs Comment
  RSA125538  Astragalus leucolobus R. Weatherby 1949-6-6 659 Riverside Santa Rosa Mountain. 1982 Comment
  SBBG28436  Astragalus palmeri D. Myrick 1964-4-30 821 Riverside Hwy 74, 15 mi W of Palm Desert 1219 Comment
  SEINET2060250 Image available Astragalus palmeri Dearing Herbarium 1936-12-26 837 Riverside Pines to Palms Hwy Comment
  CAS-BOT-BC194126  Astragalus pomonensis Carl B. Wolf 1935-4-7 6298 Riverside Gavilan Hills Region, 1 mi. W of Val Verde 487 Comment
  CAS-BOT-BC194145  Astragalus pomonensis Marcus E. Jones 1926-5-29 s.n. Riverside South of Temecula Comment
  CAS-BOT-BC194172  Astragalus pomonensis H. S. Gentry 1954-7-26 14253 Riverside Dripping Springs along route 79 Comment
  SD143546  Astragalus pomonensis R. D. Goeden, D. W. Ricker 1965-6-10 Riverside Temecula Valley, tributary of Temecula River near Oak Mountain, along dry sandy bottom of wash 456 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
  UCR107895  Astragalus pomonensis G. F. Pratt 1997-3-11 s.n. Riverside March Air Force Base, Cactus Ave., c. 1 mi. west of 215 Fwy & south of Assesandro Blvd. 518 Comment
  UC219066  Astragalus purshii var. tinctus P. A. Munz 1922-6-28 5872 Riverside ridge w Toro Peak; Santa Rosa Mts., w of Toro Peak 2286 Comment
  JOTR29375  Astragalus tricarinatus La Doux, Tasha, Mike Bell 2006-5-10 1452 Riverside Joshua Tree National Park. East Deception Canyon, near park boundary 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
  UCR108994  Athysanus pusillus D. L. Banks, V. W. Steinmann 1997-3-13 1519 Riverside NW Palomar Mtns, Agua Tibia Mtns, Vail Lake area, N and just south of Hwy 79; hills (burned in the Vail fire of May 1996) east of the Dripping Springs alcove and west of Vail Lake Marina Rd 549 Comment
  RSA450769  Atrichoseris platyphylla J. C. Roos 1966-3-26 s.n. Riverside 2 mi S.E. of Desert Center. Comment
  RSA480072  Atrichoseris platyphylla Steve Boyd, S. Meury, L. Arnseth, D. Nordin, Timothy S. Ross 1988-3-10 2161 Riverside Palen Pass at the north end of the Palen Mountains 500 Comment
  UC963818  Atrichoseris platyphylla Helen K. Sharsmith 1952-4-8 4051 Riverside near, and ca. 2.5 miles beyond Mission Well Meek Mine; Mojave Desert, Pinto Mountains 579 Comment
  IRVC28862  Atriplex Mark A. Elvin 2005-5-24 4317 Riverside Perris; E of I-215; S of San Jacinto River; NW corner of jct Ellis Avenue and first road E of I-215. Southern Coastal 427 Comment
  RSA736291  Atriplex argentea subsp. expansa Scott D. White, Justin Wood 2008-5-27 12030 Riverside North bound I-215 freeway corridor, S of San Jacinto River crossing. 431 Comment
  SEINET3930042  Atriplex argentea var. mohavensis Steve Boyd 1985-8-7 1117 Riverside Murrieta area, Clinton Kieth Rd., just east of the Bear Creek development golfcourse.; 0 Comment
  SEINET3930604  Atriplex canescens Grant D. Brown 1950-3-5 491 Riverside 3 miles east of Indio on highway #60/70.; 0 9 Comment
  UC665900  Atriplex canescens Ira L. Wiggins 1941-3-24 9585 Riverside 1 mi n Imperial County Line (along roadside on e side Salton Sea); e side Salton Sea Comment
  UCR41323  Atriplex canescens N. M. Fellows 1984-11-12 31 Riverside San Jacinto Mtns., Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn. 489 Comment
  CAS-BOT-BC170230  Atriplex canescens subsp. linearis Carl B. Wolf 1932-10-13 4324 Riverside NE side of Salton Sea, at Durmid, NE side of S.P.R.R. tracks - Colorado Desert -60 Comment
  RSA532563  Atriplex coronata var. notatior D. E. Bramlet 1991-5-8 2129 Riverside 7.6 km west of Hemet and some 830m west of the intersection of warren Rd. and the RR tracks. the ste is some 350m north of the santa Fe raileroad tracks and 500m east of the MWD canal. 500 Comment
Read comments Mar 4 2013
  RSA532569  Atriplex coronata var. notatior D. E. Bramlet 1991-5-2 2113 Riverside 7.6 km west of Hemet and aome 1.4 km southwest of the intersection of Warren Rd. and Stetson Ave. The population is some 68 m suth of Stetson Ave. and some 320 m. west of the MWD canal., Plants are located approximatly 3m from an existing dirt channel. 500 Comment
  UCR66979  Atriplex coronata var. notatior D. E. Bramlet 1990-7-20 2052 Riverside 7.5 km west of Lakeview, SE of intersection of Ramona Expressway and Martin Rd. (road to Lakeview Hot Springs) 434 Comment
  UCR90766  Atriplex coronata var. notatior D. E. Bramlet 1991-4-30 2088 Riverside 6.5 km west of Hemet and Approx. 610 m west of the intersection of Florida and Warren Road, 340 m south of Florida Ave. and 53 m east of the MWD canal 457 Comment
  UCR120538  Atriplex davidsonii D. E. Bramlet 2000-5-12 3037 Riverside 381 m south of the Ramona Expressway and 107 m east of the San Jacinto Rivre levee & 656 m north of the MWD maintenance road 431 Comment
  UCR27595  Atriplex davidsonii John C. Roos 1962-5-24 s.n. Riverside San Jacinto Valley, Flats west of Hemet Comment
  CDA23259  Atriplex elegans R. E. Riefner Jr. 2006-8-2 06 -350 Riverside City of Corona, southeast ca. 0.75 mile from Cajalco Road and Temescal Wash; south ca. 1.5 miles of Blue Diamond Quarry. Comment
  SEINET11940360  Atriplex lentiformis T. J. Crovello 1963-1 298 Riverside Just W of State Highway 111, on Avenue 64, N of Mecca Comment
  RSA486455  Atriplex lentiformis subsp. breweri Richard Noyes, L. Arnseth 1988-10-30 761 Riverside Harford Springs County Park vicinity. East of Park boundry and bordering Gavilan Mine Road. 610 Comment
  RSA778411  Atriplex polycarpa Stephanie Rockwood, Christi Gabriel 2011-10-5 57 Riverside Corn Springs Campground. Corn Springs exit from I10. Chuckwalla Mountains Wilderness. 497 Comment
  IRVC26844  Atriplex semibaccata S. D. White 2001-4-13 8322 Riverside Badlands: County landfill area north of Moreno valley; ca. 1/4 air miles NW of SR60 junction with Gilman Springs Road. Southern Coastal 595 Comment
  UCR180586  Avena barbata Scott D. White, Angelia Carey 2004-4-5 9994 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  UCR4220  Avena fatua K. S. Gill 1965-3-14 s.n. Riverside UC Riverside Campus, near parking lot 19 244 Comment
  UC871650  Ayenia compacta B. D. Stark 1933-5-13 4984 Riverside about 50 ft above stream bed; Andreas Canyon 762 Comment
  JOTR32848  Baccharis brachyphylla La Doux, Tasha, E. Babich, M. Brown 2008-9-30 1169 Riverside Joshua Tree National Park. Little San Bernardino Mountains, east of Queen Mountain, near north entrance to park; basalt rocky slopes 946 Comment
  RSA301939  Baccharis brachyphylla J. R. Shevock 1972-11-14 2316 Riverside Coyote Canyon, Anza Borrego State Park 762 Comment
  RSA30242  Baccharis brachyphylla C. B. Wolf, Percy C. Everett 1942-10-13 11436 Riverside Morongo Pass, 3/4 mile below San Bernardino County line 671 Comment
  UCR272131  Baccharis brachyphylla Duncan S. Bell, Sarah J. De Groot, Amy Rouillard 2015-10-19 8717 Riverside San Bernardino Mountains, Whitewater Canyon, along the Pacific Crest Trail, c. 0,75 air mile northeast of Red Dome 885 Comment
  CLARK-A1528-5449  Baccharis emoryi John C. Roos 1948-11-6 4077 Riverside Box Springs Mountains Comment
  RSA191400  Baccharis emoryi E. W. Lathrop, R. F. Thorne 1967-9-26 6638 Riverside 6 miles NW of Murrieta. Comment
  RSA0062662  Baccharis emoryi M. P. Harthill 1973-2-25 1842 Riverside 8 miles North of Elsinore, CA. Comment
  CHSC8378  Baccharis salicifolia Edward L. Smith 1957-4-3 257 Riverside Located at entrance to White Water Canyon. San Bernardino Mts. Comment
  RSA594790  Baccharis salicifolia Darin L. Banks, Dylan Hannon 1996-5-3 0986 Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; Along a mesic E facing slope, approximately 300 m SE of the Helipad at the upper camp sites 534 Comment
  SEINET10616772  Baccharis salicifolia David B. Dunn 1948-1-25 Dunn 3646 Riverside Found in ravine northeast of the top of the grade east of Riverside about 5 miles out. Comment
  UC1287079  Baccharis salicifolia subsp. salicifolia C. L. Hitchcock 1966-3-15 24159 Riverside 3 mi e Glen Ivy Hot Springs Comment
  SD136926  Baccharis salicina Steve Boyd 1994-10-14 8377 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Fisherman's Camp Trail (7S02) from Wildomar Road (7S01) west into Tenaja Canyon 341 Comment
  CAS-BOT-BC334468  Baccharis sergiloides A. C. Sanders; T. B. Salvato; Ana Hernandez; Karyn Drennen; Angela Collada 2013-10-2 40954 Riverside Peninsular Range: Wilson Valley Preserve, 0.35 air mi S of Wilson Valley Rd and 0.8 mi E of Sage Rd., 1.4 mi E (93 deg. ) of Round Top Mountain 739 Comment
  RSA772839  Baccharis sergiloides Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4724 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65121 604 Comment
  UCR245792  Baccharis sergiloides A. C. Sanders, T. B. Salvato, Ana Hernandez, Karyn Drennen, Angela Collada 2013-10-2 40954 Riverside Peninsular Range, Wilson Valley Preserve, 0.35 air mi. south of Wilson Valley Rd. and 0.8 mi. east of Sage Rd., 1.4 mi. east (93 deg. ) of Round Top Mountain 739 Comment
  JOTR35449  Bahiopsis parishii Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 53 Riverside Joshua Tree National Park. Little San Bernardino Mtns. W of Juniper Flats (stop2) Comment
  RSA4949  Bahiopsis parishii C. B. Wolf 1932-4-27 3049 Riverside Colorado Desert, lower end of Lost Palm Canyon, at 1st rocky hills, 1mi off the Mecca-Blythe Road. 244 Comment
  UCR264212  Bahiopsis parishii A. C. Sanders 2015-9-11 41872 Riverside Sonoran (Colorado) Desert, Bradshaw Trail at border of Chocolate Mountains Aerial Gunnery Range, 2.25 miles east of Gasline Rd. 646 Comment
  CAS-BOT-BC166535  Baileya multiradiata John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges: City of Temecula, immediately N and S of Murrieta Hot Springs Rd. along San Diego Aqueduct right-of-way 396 Comment
  POM350663  Baileya pauciradiata N. C. Cooper 1949-3-15 3032 Riverside Palm Springs 122 Comment
  CAS-BOT-BC106608  Baileya pleniradiata K. Larson 1977-5-12 60062 B Riverside Wiley Wells Rd. ca. 20 mi. W. of Blythe 152 Comment
  POM350685  Baileya pleniradiata N. C. Cooper 1949-4-9 3326 Riverside Blythe. 81 Comment
  SBBG46706  Baileya pleniradiata Leota Davidson 1965-5-12 197 Riverside Joshua Tree Nat Monument Comment
  RSA220995  Barbarea orthoceras E. W. Lathrop 1966-3-30 6125 Riverside Mail Divide Truck, Trail between El Carriso and Santiago Peak, Cleveland Nat l Forest 1220 Comment
  SD152906  Barbarea orthoceras Steve Boyd, Orlando Mistretta 1992-4-23 7059 Riverside So. Santa Ana Mtns, San Mateo Canyon Wilderness Area. Along San Mateo Creek from Riverside County line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. Surrounding slopes burned in 1989 fire. Local in moist sand along stream. 244 Comment
  CLARK-A1528-170  Bebbia juncea Charlotte Stocks 1964-8-7 Riverside Comment
  RSA167478  Bebbia juncea R. F. Thorne 1963-3-29 32436 Riverside Mouth of arroyo S side Eagle Mts near Eagle Mts Pumping Station of Metropolitan Water District, 12 miles W of Desert Center Comment
Read comments Apr 24 2011
  JEPS32146  Bebbia juncea var. aspera W. L. Jepson 1927-4-11 11626 Riverside Whitewater Bridge 457 Comment
  JEPS49062  Bebbia juncea var. aspera Lewis S. Rose 1966-12-14 66111 Riverside 3 mi w Palm Springs; Chino Canyon 670 Comment
  UCR87941  Berberis dictyota A. C. Sanders 1994-1-30 14228 Riverside Box Springs Mtns, Rocky N facing slope at the head of Two Trees Canyon. Comment
  RSA439857  Bergia texana S. B. Parish 1891-11-3 s.n. Riverside Elsinore Lake. Comment
Read comments Aug 8 2010
  POM183989  Bernardia incana P. A. Munz 1932-10-16 12850 Riverside Santa Rosa Mountains, Deep Canyon Road. Comment
  SDSU11577  Bloomeria crocea Charles F. Phleger 1962-5-23 23 V62 Riverside Collected on land owned by the Schloss Foundation about 25 miles north of Escondido. Comment
  CAS-BOT-BC16093  Boechera californica Michael Wall; Lorrae Fuentes 1995-4-13 102 Riverside Santa Rosa Mountains, along Highway 74, 14.8 miles southeast of Highway 243 junction in Mountain Center. Comment
  RSA769762  Boechera californica Duncan S. Bell, Valentin Arvizu 2010-5-10 984 Riverside San Bernardino National Forest: Garner Valley, approximately 1.4 air miles southeast of junction of forest service road 6S13 and forest service road 6S04. 1365 Comment
  CAS-BOT-BC16256  Boechera glaucovalvula Philip Alexander Munz 1949-4-11 13019 Riverside Mohave Desert. North base of Eagle Mountains. Near Conejo Well. 914 Comment
  CAS-BOT-BC13901  Boechera johnstonii Ynez Whilton Winblad 1937-4-23 s.n. Riverside West slope of Mount San Jacinto. Comment
  LA90280  Boechera parishii Arnold Menke; 1955-4-28 sn Riverside Hemet Valley, S side of road Comment
  CAS-BOT-BC25456  Boechera retrofracta C. L. Hitchcock 1940-4-5 5966 Riverside Above Cottonwood Spring. Comment
  UCR123826  Boerhavia coccinea Steven R. Hill 2001-5-3 33653 Riverside San Jacinto Mtns., NE-facing slopes of Mt. San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, c. 3.8 mi west of Calif. Hwy 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area 793 Comment
  CAS-BOT-BC434549  Boerhavia wrightii Schellinger 1904-10-15 s.n. Riverside Plack [Black] Point, Palo Verde Valley Comment
  JOTR30290  Boerhavia wrightii La Doux, Tasha, Bill Truesdell 2006-10-3 1785 Riverside Joshua Tree National Park. Pinto Basin: (Stop 2) east side of Hexie Mtns. at mouth of Pinkham Spring Canyon 694 Comment
  SEINET7249055  Boraginaceae Dave Silverman, A. C. Sanders, Jeanette Duffels, Richard Dwerlkotte, Tammie Beyerl 2010-1 Riverside Comment
  CAS-BOT-BC145590  Bouteloua aristidoides Ralph Hoffmann 1929-9-9 s.n. Riverside Thomas Valley. Comment
  CLARK-A1528-4507  Bouteloua aristidoides John C. Roos 1937-8-22 478 Riverside Comment
  RSA701038  Bouteloua barbata var. barbata J. Travis Columbus, R. K. Benjamin, C. D. Columbus, M. D. Wall 1999-6-10 3206 Riverside U.S.A., California, Riverside Co., Valle Vista (just E of Hemet), along Bautista Rd. 0.8 rd. mi. E of jct. with Fariview Ave., area cultivated in citrus. 600 Comment
  RSA778407  Bouteloua barbata var. barbata Stephanie Rockwood, Christi Gabriel 2011-10-5 61 Riverside Ship Creek. Corn Springs Rd Exit from I10. Take Chuckwalla Valley Rd to Dupont Rd. Follow approximately 5 miles. Chuckwalla Mountains Wilderness Area. 341 Comment
  JOTR33128  Bouteloua curtipendula La Doux, Tasha, Mike Bell 2003-10-17 1122 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Wonderland of Rocks; Wonderland Wash, active wash corridor with sandy bottom, surrounded by granitic outcrops and pediments 1310 Comment
  SD152971  Bowlesia incana Steve Boyd, Tim Ross and Dave Bramlet 1993-5-12 7336 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 downsteam to confluence with Tenaja Canyon. 365 Comment
  UCR135811  Bowlesia incana A. C. Sanders, Guy Bruyea 2004-4-2 27442 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 335 Comment
  CLARK-A1528-5382  Brandegea bigelovii John C. Roos 1965-12-4 Riverside Comment
  UC495311  Brandegea bigelovii Philip A. Munz 1932-3-14 11981 Riverside Coachella Valley, Deep Canyon Deep Canyon; Coachella Valley, Deep Canyon 91 Comment
  SBBG98217  Brassica juncea N. C. Cooper 1944-6-17 1387 Riverside W side of San Jacinto Mtn 1371 Comment
  UCR5972  Brassica rapa Steve Stadler 1966-3-10 31066- 23 Riverside Peninsular Range, Corona Area. Located 1 mi east of Corona along old Temescal Road 1/4 mi north of Rimpau Ave. Corner of Old Temescal Rd. and Rimpau is 1/2 mi west of the John Manuill Fiberglass Plant. 213 Comment
  RSA346262  Brassica tournefortii R. F. Thorne, W. A. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54045 Riverside Along Whitewater River, E of bridge and levee Comment
  JOTR29148  Brickellia californica La Doux, Tasha, Mike Bell 2003-10-17 1123 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Wonderland of Rocks; Wonderland Wash, active wash corridor with sandy bottom, surrounded by granitic outcrops and pediments 1310 Comment
  UC1043023  Brodiaea filifolia John C. Roos 1952-5-14 5667 Riverside San Jacinto River bottom 1 mi E of Ferris 426 Comment
  UCR68043  Brodiaea filifolia D. E. Bramlet 1991-5-9 3024 Riverside San Jacinto Valley, 20 m east of California Ave., NE of the intersection of California Ave. with Marvin Hull Rd 498 Comment
  UCR191209  Brodiaea santarosae Tom Chester, W. P. Armstrong, Kay Madore 2006-6-1 911 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve; Waterline Road, 0.4 km east-southeast of the northernmost high point of the Mesa de Burro 564 Comment
  SBBG122775  Brodiaea terrestris subsp. kernensis A. Parikh 1990-5-17 175 Riverside W part of Mesa de Colorado, 0.3 km N of Avocado Mesa Rd, 0.1 km E of Via Volcano 632 Comment
  UCR280724  Brodiaea terrestris subsp. kernensis Mitch Provance, John Hazlett 2017-4-27 417- 24 Riverside Elsinore Trough, Baker St., 0.05-0.15 miles SE of Pierce St. 384 Comment
  SBBG56633  Bromus carinatus R. Hoffmann 1929-9-11 Riverside San Jacinto Mtns 1645 Comment
  UCR2204  Bromus carinatus F. M. Reed 1920-6-14 4415 Riverside San Jacinto Mountains, ['Sheer'?] meadows along Strawberry Creek [at Idyllwild] 1616 Comment
  SEINET14401098  Bromus carinatus M. G. McLeod 1971-1 467 Riverside Idyllwild Comment
  UCD58397  Bromus catharticus C. R. Hursh 1919-11-30 s.n. Riverside One mile north of Riverside. Comment
  UCR2241  Bromus diandrus F. M. Reed 1934-1-20 8694 Riverside Riverside, Bluffs Ranch [Chicago Ave. N of Arroyo Tequesquite] 274 Comment
  UCR101438  Bromus grandis A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22214 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Middle Branch of Millard Canyon 1341 Comment
  UCR154825  Bromus hordeaceus A. C. Sanders, Mike Misenhelter 2005-3-23 29281 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  UCD58491  Bromus hordeaceus subsp. divaricatus E. W. Lathrop 1960-6-7 4850 Riverside 14 miles west of Murrieta. Comment
Read comments Apr 28 2011
  UC1925783  Bromus laevipes Naomi Fraga, Sarah De Groot, Valerie Soza 2004-6-28 1286 Riverside Peninsular Ranges; San Jacinto Mountains region: Along Red Hill Road (5S10) near Alvin Meadows, southwest of Pine Cove. Comment
  RSA678941  Bromus madritensis Scott D. White, Michael Honer 2003-6-3 9485 Riverside Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  CLARK-A1528-45  Bromus rubens C. M. Flanag 1973-5-12 408 Riverside Morongo Indian Reservation 1158 Comment
  SEINET3923268  Bromus rubens R. L. Piemeisel 1913-5-4 3595 Riverside Sunny Mt., Riverside.; 0 Comment
  LA13846  Bromus tectorum Victor Duran; 1932-5-18 3218 Riverside San Jacinto Mountains, Idyllwild 1676 Comment
  RSA772964  Bromus tectorum Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4773 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR156367  Bromus tectorum T. B. Salvato, Kent Beaman 2005-5-16 873 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
  UCR2253  Bromus tectorum var. nudus F. M. Reed 1920-6-14 4443 Riverside San Jacinto Mountains, Open places in Strawberry Valley 1646 Comment
  POM305418  Caesalpinia virgata Henry J. Ramsey, Henry J. Ramsey 1939-11-28 753 Riverside 10 miles east of Indio. Comment
  POM8989  Caesalpinia virgata Mary F. Spencer 1920-3-13 1448 Riverside Painted Canyon near Mecca -60 Comment
  RSA172310  Caesalpinia virgata R. F. Thorne 1963-3-29 32373 Riverside 5 miles E of Mecca, Mecca Hills. 152 Comment
  RSA605774  Caesalpinia virgata A. C. Sanders 1995-5-23 17113 Riverside Coachella Valley: alluvial fans below the Santa Rosa Mtns., N. of Toro Canyon, W of Monroe St., South of Ave 62. 15 Comment
  UC1128934  Caesalpinia virgata H. S. Yates 1936-4-7 5447 Riverside 8 mi. n. Mecca; Thermal Quad. Comment
Read comments Dec 24 2010
  UCR275545  Caesalpinia virgata D. E. Bramlet 2010-3-1 4460 Riverside Sonoran (Colorado) Desert, West Berdoo Canyon, Little San Bernardino Mtns., c. 6 air miles north of Indio 366 Comment
  UCR215524  Calandrinia ciliata Daphne K. Christopher, Hannah Stevens 2003-4-6 107 Riverside UC Riverside Motte Rimrock Reserve, off Sage Road 540 Comment
  UCR92780  Calandrinia ciliata Scott D. White 1994-3-29 1945 Riverside Beaumont Badlands, near county dump and old DeAnza Cycle Park, north of Hwy 60 701 Comment
  UCR60512  Callitriche marginata R. F. Thorne 1973-5-23 43842 Riverside Santa Rosa Plateau, north side of Mesa de Colorado 610 Comment
  RSA297384  Calocedrus decurrens Larry E. DeBuhr 1972-2-25 500 Riverside Santa Rosa Mts. San Bernardino National Forest; along forest road 7S02; above Cedar Springs. 2346 Comment
  UC1200604  Calocedrus decurrens Peter Kamb 1945-2-18 23 Riverside Hall Canyon San Jacinto Mts. 1645 Comment
  UCR35306  Calocedrus decurrens L. B. Ziegler 1973-8-15 514 Riverside San Jacinto Mtns., Cahuilla Valley near the foot of Cahuilla Mountain 1220 Comment
  CLARK-A1528-21  Calochortus concolor C. M. Flanagan 1973-5-31 OO 614 Riverside Morongo Indian Reservation 914 Comment
  JEPS17807  Calochortus excavatus W. L. Jepson 1903-8-8 2321 Riverside San Jacinto Mt., at Log Cabin on upper trail San Jacinto Mt. 2438 Comment
  CAS-BOT-BC483414  Calochortus invenustus Carl B. Wolf 1932-8-5 3966 Riverside On trail from Tahquitz Valley to San Jacinto Peak, fork of Tahquitz Creek, San Jacinto Mts. 2743 Comment
  RSA593785  Calochortus palmeri var. munzii Jeri Hirshberg 1995-5-19 280 Riverside San Jacinto Mountains, Garner Valley, north of Morris Creek. Comment
  UCR217557  Calochortus plummerae Jeff B. Galvin 2008-3-19 71 Riverside Peninsular Ranges, foothills of the San Jacinto Mountains, Potrero. One drainage west of Potrero Creek 700 Comment
  UCR183010  Calochortus splendens Mitch Provance 2003-5-5 4427 B Riverside San Berardino Valley, Norco, SW slopes of the La Sierra Hills, +- 0.9 mi. WNW of Mt. Grape (peak 1064) 244 Comment
  UCR120739  Calochortus weedii var. intermedius D. E. Bramlet, Sandy Leatherman 2000-6-7 3062 Riverside Santa Ana Mtns., 762 m north of Tin Mine Canyon and 213 m SW of the intersection of Chase Road and Mangular Avenue in Corona 358 Comment
  RSA336171  Calycadenia tenella R. F. Thorne 1978-5-21 52002 Riverside Santa Rosa Plateau: Mesa de Colorado. 610 Comment
  RSA674712  Calycadenia tenella Scott D. White 2000-5-1 7748 Riverside Corona: Western foothills of Santa Ana Mountains near Bedford Canyon. 351 Comment
  RSA776693  Calycoseris wrightii Duncan S. Bell, Amanda Turek 2010-4-10 790 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  RSA796093  Calycoseris wrightii Duncan S. Bell 2009-4-20 309 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  UC851929  Calyptridium monandrum I. W. Clokey 1935-4-18 6616 Riverside Gavilan Mesa 600 Comment
  UCR35149  Calystegia macrostegia L. B. Ziegler 1972-7-19 491 Riverside San Jacinto Valley. Dry wash of the San Jacinto River 473 Comment
  RSA525284  Calystegia macrostegia subsp. macrostegia Steve Boyd, Laurel Arnseth, Yvonne Rasmussen, Hugo Cota, Bob Boyd 1990-5-3 4598 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 579 Comment
  UC23142  Calystegia occidentalis subsp. fulcrata H. M. Hall 1901-6 Riverside vicinity Strawberry Valley (San Jacinto Mountains); , vicinity Strawberry Valley 1584 Comment
  UCR169390  Calystegia occidentalis subsp. fulcrata T. B. Salvato, John F. Green 2004-5-27 613 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
  CAS-BOT-BC199286  Calystegia sepium subsp. limnophila Mitch Provance; S. D. Boyd 1999-9-14 1780 Riverside Riverbottom along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River at the Mission Bridge, along bike path, vicinity of old Boy Scout camp 238 Comment
  RSA682120  Camissonia Valerie L. Soza 2003-3-15 s.n. Riverside Orocopia Mountains. Comment
  UC1184252  Camissonia T. Mosquin 1958-2-22 3208 Riverside Corn Spring Chuckawalla Mountains Comment
  UCR127535  Camissonia A. C. Sanders, D. Malueg 2003-5-8 26577 Riverside Perris-Aguanga Basin region, Los Alamos Road at Warm Springs Creek crossing west of Hwy 79, northeast of the Hogbacks, north of Los Alamos Rd. and east of the creek 396 Comment
  CLARK-A1045-170  Camissonia bistorta George K. Helmkamp 1979-4-27 Riverside Santa Ana Mountains Wildomar 7.5'Q Comment
  POM31999  Camissonia bistorta C. F. Baker 1903-4-5 4118 Riverside Hemet Comment
Read comments Mar 24 2011
  RSA25611  Camissonia bistorta Carl B. Wolf 1941-6-29 4219 Riverside West side of Lake Elsinore. 366 Comment
  UCR116915  Camissonia bistorta A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23956 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon area west of Del Rey Rd., hills on both sides of gas pipeline route 390 Comment
  UCR120960  Camissonia bistorta A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23879 Riverside Perris-Aguanga Basin region, Temecula, along east side of pipeline NE of Long Canyon, west of San Diego Aqueduct 381 Comment
  UCR133167  Camissonia bistorta Frank C. Vasek 1978-5-6 s.n. Riverside San Jacinto Mtns., Bautista Canyon, c. 4 miles by road SSE of Valle Vista 671 Comment
  JOTR31039  Camissonia californica La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1291 Riverside Joshua Tree National Park. Stop 5: Hexie Mountains, steep gravel slopes above north side of Blue Cut Gorge Comment
  SEINET3093245 Image available Camissonia californica B. Pitzer, L. LaPre 1987-3-2 416 Riverside Bundy Canyon, ca. 2 mi. SE of Lake Elsinore and 0.5 mi. N of Bundy Canyon Rd., off Raciti Rd. (Romoland 7.5' Quad). Comment
  VVC330  Camissonia californica W. W. Mayhew 1960-3-17 s.n. Riverside Colorado Desert, 4.5 miles NW Desert Hot Springs. 482 Comment
  SEINET10492051  Camissonia cardiophylla David B. Dunn 1948-2-21 Dunn 3665 Riverside Pushawalla; a rain about two weeks earlier in wash. Hills still quite dry. Comment
  RSA454782  Camissonia chamaenerioides M. B. Dunkle 1937-3-25 4920 Riverside Colorado Desert. Shaver s Well Comment
  CSUSB193  Camissonia claviformis Glen W. Forister 1967-4-2 Riverside Northwest edge of Palm Springs near Farrell Drive and Alejo Drive. 170 Comment
  UCR165273  Camissonia claviformis John F. Green 2005-2-4 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 miles east of Desert Beach 24 Comment
  SEINET6944439  Camissonia contorta W. P. Vestal, A. G. Vestal 1955-4-21 s.n. Riverside Just west of Perris, at base of Gavilan Hills. Comment
  UCR22125  Camissonia graciliflora Steve Boyd 1980-5-17 288 Riverside Gavilan Hills, Harford Springs County Park, on the NW corner of the Gavilan plateau. Comment
  RSA516428  Camissonia hirtella Walter Wisura, Bart O'Brien, Hayduk 1990-5-2 4435 Riverside Ortega Hwy. lower switchbacks above Lake Elsinore, in burned area. Comment
  UCR109154  Camissonia hirtella D. L. Banks, V. W. Steinmann 1997-3-13 1527 a Riverside NW Palomar Mtns, Agua Tibia Mtns, Vail Lake area, N and just south of Hwy 79; hills (burned in the Vail fire of May 1996) east of the Dripping Springs alcove and west of Vail Lake Marina Rd 549 Comment
  RSA559415  Camissonia ignota Steve Boyd 1992-4-15 6865 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  CSUSB867  Camissonia micrantha Kirby W. Brown 1966-3-10 Riverside Highway 111, 8.4 miles northwest of Palm Springs 304 Comment
  RSA449250  Camissonia pallida subsp. hallii Anstruther Davidson 1929-04 s.n. Riverside Morongo Canyon. Comment
  UCR196374  Camissonia refracta Naomi Fraga, Lisa Rojas 2005-2-10 1351 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  UCR226769  Camissonia refracta Jim Andre 2011-2-9 15896 Riverside Sonoran (Colorado) Desert, Mecca Hills, along Box Canyon Road at upper end of gorge, c. 6 mi south southeast of the junction with Hwy I-10, c. 12 mi west of Chiriaco Summit 284 Comment
  UCR201464  Camissonia strigulosa Scott D. White, Justin M. Wood 2008-5-15 11974 Riverside San Jacinto Mountains, Garner Valley, northwest of Fobes Ranch Road and northeast of Hwy 74, valley bottom 1357 Comment
  SDSU3317  Camissoniopsis bistorta H. Wedberg 1957-3-22 3 Riverside On Hwy 71, 5 miles north of Alberhill. 322 Comment
  RSA0123365  Camissoniopsis pallida subsp. pallida Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9039 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Agua Alta Canyon, approximately 3.5 air miles southeast of the summit of Martinez Mountain. 639 Comment
  UCR241418  Capsella bursa-pastoris T. B. Salvato 2013-3-22 7389 Riverside Perris-Aguanga Basin, southern end of Menifee Valley, between Hwy 215 and Winchester Rd (Hwy 79), on Los Alamos Rd at its crossing of Warm Springs Creek 402 Comment
  CAS-BOT-BC281704  Carduus pycnocephalus R. D. Goeden; D. W. Ricker 1971-5-4 s.n. Riverside Box Springs Mountains: Highgrove, National Orange Co. property beyond E end of Palmyrita Ave 412 Comment
  UC537214  Carex heteroneura M. E. Jones Sep 1933 Riverside San Jacinto Mts. Comment
  UC837258  Carex hoodii P. A. Munz 1922-7-6 6005 Riverside Tahquitz Valley San Jacinto Mts. 2194 Comment
  RSA697504  Carex lemmonii J. Russell Bruff 1934-7-7 s.n. Riverside Idyllwild Comment
  UCD140768  Carex praegracilis E. W. Lathrop 1960-6-9 4968 Riverside 14 miles west of Murrieta. Comment
  RSA5906  Carex sartwelliana Carl B. Wolf 1932-8-5 3943 Riverside Trail from Tahquitz Valley to San Jacinto Peak, San Jacinto Mountains. 2561 Comment
  CAS-BOT-BC115978  Carex subfusca H. E. Hasse 1903-6-30 s.n. Riverside Round Valley, San Jacinto Mts. 2895 Comment
  UCD105617  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
  RSA496368  Castilleja affinis Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-3-19 3042 Riverside Vail Lake area, 0.75 mile NW of dam. 622 Comment
  OBI35636  Castilleja exserta Norman C. Cooper 1944-4-21 1127 Riverside Banning 701 Comment
  RSA773126  Castilleja exserta Duncan S. Bell, Joy D. England 2010-6-4 1262 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. 1383 Comment
  UCR227586  Castilleja exserta Duncan S. Bell, Valentin Arvizu 2010-5-24 1101 Riverside San Jacinto Mountains, San Bernardino National Forest, Garner Valley, c. 3.0 air mi southeast of junction of Forest Service Road 6S04 and Forest Service Road 6S13 1386 Comment
  SEINET7042770  Castilleja exserta W. P. Vestal, A. G. Vestal 1955-3-25 s.n. Riverside Road shoulder on Long Valley Road north of Tecula. Ca. 0.1 mile east of U.S. 395 [=Interstate 15 & Route 79]. Comment
  POM293613  Castilleja foliolosa Lyman D. Benson 1945-4-6 11661 Riverside Whitewater Canyon, 3 miles above Whitewater. 427 Comment
  RSA400582  Castilleja foliolosa Ora M. Clark 1929-3-16 1702 Riverside South of Cabazon. Comment
  RSA519243  Castilleja foliolosa Ed LaRue 1989-4-25 s.n. Riverside 2 mi (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. 488 Comment
  RSA771735  Castilleja foliolosa Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4779 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SBBG45114  Castilleja foliolosa Leota Davidson 1965-5-3 123 Riverside near Jumbo Rocks Cmpgrd, Joshua Tree Nat Monument Comment
  UCD122491  Castilleja foliolosa K. Esau 1935-6-20 s.n. Riverside Beaumont Grade. Comment
  UCR110968  Castilleja minor George K. Helmkamp 1998-6-27 4099 Riverside Santa Rosa Mtns., 3.3 miles south of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail, FS Rd. 7S02), in vicinity of an unnamed spring 1585 Comment
  RSA0010910  Castilleja minor subsp. spiralis Philip A. Munz 1938-8-14 15343 Riverside Virgin Spring, Santa Rosa Peak. 2287 Comment
  RSA0010912  Castilleja minor subsp. spiralis Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2136 Riverside Santa Rosa Mountains. Comment
  UCR262250  Castilleja minor subsp. spiralis T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-23 3733 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
  POM159839  Caulanthus cooperi E. C. Jaeger 1928-3-26 s.n. Riverside Eagle Mts, Colorado Desert. Comment
  JEPS26994  Caulanthus hallii W. L. Jepson 1914-5-18 6002 Riverside n Indio (Pinon Well); Colorado Desert, , n of Indio 762 Comment
  UC218025  Caulanthus heterophyllus P. A. Munz and I. M. Johnston 1922-5-19 5355 Riverside 5 mi ne Murietta; ne of Murietta 457 Comment
  UC75765  Caulanthus heterophyllus Miss M. Alice King March, 1893 Riverside bet. Elsinore and Menifee; bet. Elsinore and Menifee Comment
  UCR136317  Caulanthus heterophyllus Virginia Moran 2003-3-12 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
  UCR78335  Caulanthus lasiophyllus D. E. Bramlet 1993-4-13 2323 A Riverside Approx. 61 m south of the existing Lake Matthews access road, c. 549 m north of Cajalco Road, in the 'Cajalco bend' area, 1.2 km west of Lake Matthews 434 Comment
  SD173249  Caulanthus simulans Juergen Schrenk 2005-3-16 10 Riverside Wilson Valley Road, southwest Riverside County Comment
  JEPS42118  Ceanothus cordulatus Carl V. Meyer 1928-7-31 615 Riverside San Jacinto Mtns 1828 Comment
Read comments Nov 12 2011
  RSA552487  Ceanothus crassifolius Steve Boyd 1992-2-21 6667 Riverside Southern Santa Ana Mountains, San Mateo Cyn Wilderness Area. Potrero de la Cienega area along Morgan Trail from Morrell Canyon south 701 Comment
  RSA569994  Ceanothus crassifolius Steve Boyd, Tim S. Ross 1993-3-23 7902 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road, 610 Comment
  RSA570225  Ceanothus crassifolius Steve Boyd, Tim S. Ross 1993-3-23 7894 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road, 610 Comment
  RSA606733  Ceanothus crassifolius Jon E. Keeley 1996-5-13 27420 Riverside In on N side of Agua Tibia Range, 2-3 km S of Agua Tibia Wilderness boundary gate on trail extending ca. 100 m S of enclosed reservoir on ridge SE of Woodchuck Resort at end of Woodchuck Rd., S of Hwy 79. 1000 Comment
  RSA606739  Ceanothus crassifolius Jon E. Keeley 1996-5-13 27421 Riverside In on N side of Agua Tibia Range, 2-3 km S of Agua Tibia Wilderness boundary gate on trail extending ca. 100 m S of enclosed reservoir on ridge SE of Woodchuck Resort at end of Woodchuck Rd., S of Hwy 79. 1000 Comment
  RSA606764  Ceanothus crassifolius Jon E. Keeley 1996-5-5 27359 Riverside Chaparral S of Hwy 79 on Woodchuck Rd., E of Temecula. 183 Comment
  RSA717671  Ceanothus crassifolius A. C. Sanders 2004-2-6 27387 Riverside Foothills at edge of Temescal Valley, intact ridge at a development called 'Trilogy at Glen Ivy,' south of Brown Canyon 442 Comment
  UCR89483  Ceanothus crassifolius Steve Boyd, K. A. Boyd 1993-3-28 7921 Riverside Palomar Mountains, Palomar Range south of Vail Lake at the N base of Agau Tibia Mt., Agua Tibia Widerness area, Cleveland National Forest. Along trail extending S from end of Woodchuck Rd 884 Comment
  POM280875  Ceanothus cuneatus Henry J. Ramsey, Henry J. Ramsey 1940-3-15 s.n. Riverside Aguanga. (north of Riverside Co.) Comment
  RSA575054  Ceanothus cuneatus Steve Boyd 1981-3-4 810304 -H Riverside Gavilan Hills region, low hill and adjacent flats along Gavilan Creek drainage at the southwest end of Harford Springs County Park on the Gavilan Plateau, north of Ida Leeona Road and east of the trailer park. 610 Comment
  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
  UCR168138  Ceanothus leucodermis T. B. Salvato, John F. Green 2004-5-27 648 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
  UCSB26101  Ceanothus leucodermis Gliessman, Stephen 1968-7-17 Riverside 50 yards east of Little Thomas Mountain Road, 3.9 miles north of junction with Highway 74, Little Thomas Mountain 1554 Comment
  RSA262091  Ceanothus oliganthus E. W. Lathrop 1969-5-9 7032 Riverside Main Divide Truck. Trail between El Carriso and Santiago Peak, Cleveland Nat'l Forest. 1220 Comment
  HSC84228  Ceanothus oliganthus var. sorediatus Dave Hawks 1987-3-2 Riverside S of Hemet, intersection of Palm Ave. and Saddle Ridge Trail 473 Comment
  RSA0025535  Ceanothus oliganthus var. sorediatus John F. Emmel 1992-4-11 1202 Riverside Riverbed of South Fork San Jacinto River, 0.3 air mi NW of confluence of Dry Creek and San Jacinto River. 738 Comment
  RSA606742  Ceanothus ophiochilus Jon E. Keeley 1996-5-13 27405 Riverside In on N side of Agua Tibia Range, 2-3 km S of Agua Tibia Wilderness boundary gate on trail extending ca. 100 m S of enclosed reservoir on ridge SE of Woodchuck Resort at end of Woodchuck Rd., S of Hwy 79. 1000 Comment
  CAS-BOT-BC51926  Ceanothus perplexans Edmund C. Jaeger 1922-6-12 s.n. Riverside East slope of San Jacinto Mts. on McMullen Trail 1219 Comment
  UCSB22500  Ceanothus perplexans Rocke, H. 1963-5-4 Riverside 3 miles south of Idyllwild 1219 Comment
Read comments Nov 29 2014
  PASA2513  Ceanothus sorediatus Frank W. Peirson 1931-5-30 Riverside Santiago Peak 1219 Comment
  UC1071378  Ceanothus spinosus A. Lewis May 1934 408 Riverside San Juan Canyon Cleveland National Forest, Elsinore Quadrangle Comment
  UCR261557  Cenchrus ciliaris Michelle Murphy-Mariscal, Cameron Barrows 2015-4-14 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley Preserve, Thousand Palms area, c. 25 meters north of 38th Ave. 36 Comment
  UCR95727  Cenchrus incertus D. L. Banks, Lauren Raz 1996-8-29 1133 Riverside Agua Tibia Mtns., NW Palomar Mtns, NW foothills of Dorland Mtn. Los Caballos Road, c. 0.5 m south of Hwy 79, 100 m north of the Golf Course access road. 399 Comment
  CDA7290  Centaurea X pouzinii F. J. Willmarth 1960-6-2 Riverside Old Fuller Rancho, near Corona. 0 Comment
  UC284195  Centaurea melitensis P. A. Munz 1923-6-18 7123 Riverside 3 mi n of Lake Elsinore 411 Comment
  RSA674565  Centaurea repens Scott D. White 2000-5-5 7770 Riverside City of Murrieta: Vacant lot on N corner at intersection of Jefferson Av. and Murrieta Hot Springs Rd. 323 Comment
  RSA391485  Centaurium exaltatum I. W. Clokey, E. G. Anderson 1935-8-21 6790 Riverside Hemet Lake 1300 Comment
  RSA771880  Centaurium venustum Steve Boyd 2010-5-28 12286 Riverside Elsinore Peak, just south of Main Divide Road, eastern base of knoll south of peak 1021 Comment
  UC1520009  Centaurium venustum Robert Gustafson and Gary Wallace 1983-6-23 2705 Riverside near Clinton Keith Road junction with the Tenaja Road (Clinton Keith Road); Santa Ana Mts. Comment
  UCR256521  Centromadia pungens subsp. pungens R. E. Riefner Jr. 2014-8-27 14- 306 Riverside City of Hemet, c. 50 yards north of W. Devonshire Ave. along Old Warren Rd. 475 Comment
  JOTR31096  Centrostegia thurberi La Doux, Tasha, T. Herskovits, B. Truesdell, M. Wheeler 2010-5-6 2260 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
  RSA65895  Centrostegia thurberi F. W. Peirson 1922-5-21 5343 Riverside Hemet Valley, San Jacinto Mountains 1372 Comment
  RSA249861  Ceratophyllum demersum R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38146 Riverside San Bernardino National Forest, San Jacinto Mountains: Lake Fulmor. 1677 Comment
  POM8988  Cercidium floridum Mary F. Spencer 1920-4-9 755 Riverside Colorado desert near Palm Springs Comment
  LA47733  Cercocarpus betuloides Elizabeth McClintock; 1936-4-11 sn Riverside Ribbonwood, Pines to Palms Highway Comment
  UCR104818  Chaenactis carphoclinia George K. Helmkamp, E. A. Helmkamp 1998-2-18 2732 Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, 10.6 miles SSW of Chuckwalla Valley Rd. on Graham Pass Rd. 488 Comment
  RSA703747  Chaenactis carphoclinia var. carphoclinia LeRoy Gross 2005-3-3 1571 Riverside Palen Mountains, south side. Near end of old prospect road., Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W. 207 Comment
  UCR29853  Chaenactis carphoclinia var. carphoclinia George K. Helmkamp 1983-3-24 383- 19 Riverside Sonoran (Colorado) Desert, north base of the Little Chuckwalla Mountains, 1.5 miles east of Graham Pass Road 336 Comment
  SEINET10801715  Chaenactis carphoclinia var. carphoclinia David B. Dunn, Dhogo; Schroeder, (UMO); Bruskin; A. Folsom 1948-3-13 Dunn 3745 Riverside Found at the top of the wash. Pushawalla Canyon, Indio Hills of the Colorado Desert. Comment
  UCR132502  Chaenactis fremontii Chet McGaugh 2004-2-25 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, northern Palm Springs, near the Whitewater River channel, NW corner of Sunrise Way and San Rafael 171 Comment
  SEINET7063219  Chaenactis glabriuscula A. G. Vestal 1963-5-19 s.n. Riverside About 0.5 mile west of Cahuilla. UTM Zone 11, 522925mE, 3711215mN. (WGS84/NAD83). 1088 Comment
  UCSB11119  Chaenactis glabriuscula Haines, Bruce 1962-5-5 Riverside 6.6 miles south of Banning on Banning to Idyllwild Road 1158 Comment
  JEPS34147  Chaenactis glabriuscula var. glabriuscula W. L. Jepson 1914-5-25 6074 Riverside Banning Comment
Read comments Mar 13 2011
  POM351765  Chaenactis glabriuscula var. glabriuscula Ora M. Clark 1929-3-2 1598 Riverside Near Alberhill Comment
  RSA586110  Chaenactis glabriuscula var. glabriuscula Darin L. Banks, Steve Boyd 1995-4-5 0150 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove, W of the Dripping Springs Trail, on alluvial terraces of the W fork of Arroyo Seco. 3 573 Comment
  CAS-BOT-BC277549  Chaenactis glabriuscula var. lanosa G. D. Hanna; M. M. Hanna 1958-2-16 s.n. Riverside Cabazon Comment
  CSUSB1491  Chaenactis glabriuscula var. lanosa Rita Gibbons 1975-6-5 S. N. Riverside Reche Canyon Rd., 4 miles from Barton Rd. Comment
  UCR97750  Chaenactis stevioides Michael D. Wilcox, Stephen J. Myers 1995-5-27 s.n. Riverside NE Colorado Desert, Cadiz Valley near the San Bernardino Co. line 270 Comment
  POM159842  Chaenactis stevioides var. stevioides E. C. Jaeger 1928-3-26 s.n. Riverside Eagle Mts, Colorado Desert. Comment
  RSA770642  Chamaesyce R. F. Thorne 1966-10-15 41792 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway. Comment
  JOTR33955  Chamaesyce albomarginata La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2841 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; sandy wash and gravelly benches with bouldery granitic outcrops Comment
  JOTR01096  Chamaesyce albomarginata Cole, James E. 1941-4-16 603 Riverside Joshua Tree National Park. COTTONWOOD PASS Comment
  RSA784953  Chamaesyce ocellata subsp. arenicola Duncan S. Bell 2012-2-12 3111 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  UCR260958  Chamaesyce ocellata subsp. arenicola Duncan S. Bell 2013-1-30 4444 Riverside Sonoran (Colorado) Desert, the Mecca Hills, an unnamed canyon between Thermal Canyon and Painted Canyon, just to the west of Mecca Hills Peak 1642 138 Comment
  JEPS52373  Chamaesyce polycarpa W. L. Jepson 1914-3-23 6054 Riverside Colorado Desert, Conchilla Desert 60 Comment
Read comments Sep 1 2007
  JEPS52379  Chamaesyce polycarpa W. L. Jepson May 17 1901-Jun 1 1901 Riverside Palm Canyon and return to Van Deventer's Comment
  POM432475  Chamaesyce polycarpa E. S. Spalding 1925-2-15 s.n. Riverside Painted Canyon. Comment
  RSA680924  Chamaesyce polycarpa Scott D. White, Michael Honer 2003-5-14 9280 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  RSA779800  Chamaesyce polycarpa Duncan S. Bell 2009-3-8 98 Riverside Arica Mountains: center of mountain range in the vicinity of Priest Mine approximately 2 air miles west of Priest Well or approximately 7 air miles southwest of the ghost town of Rice. 467 Comment
  UC1547000  Chamaesyce polycarpa Leila M. Shultz and John S. Shultz 1985-4-17 8316 Riverside southern extension of the Big Maria Mtns Comment
  RSA432479B  Chamaesyce polycarpa var. hirtella M. B. Dunkle 1932-3-25 2901 Riverside Near Cathedrial Canyon. 152 Comment
  RSA192301  Chamaesyce serpillifolia H. A. Zuill 1966-6-29 264 Riverside about 2 miles west of Murrieta. Comment
  RSA600799  Chamaesyce setiloba L. C. Wheeler 1954-11-25 7107 Riverside Chuckwalla Mountains: Corn Springs Wash. 533 Comment
  RSA770639  Chamaesyce setiloba R. F. Thorne 1966-10-15 41779 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway Comment
  CAS-BOT-BC66320  Cheilanthes clevelandii Peter H. Raven 1958-5-17 12933 Riverside 3.4 miles south-east of Banning on road to Idyllwild, San Jacinto Mountains Comment
  UCR164283  Cheilanthes clevelandii S. J. Myers 2001-7-16 s.n. Riverside Peninsular Range; San Jacinto Mtns, Bautista Canyon 951 Comment
  JOTR30987  Cheilanthes covillei La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1965 Riverside Joshua Tree National Park. (Stop 3) Hexie Mountains, slopes above Blue Cut Gorge Comment
  POM11675  Cheilanthes covillei P. A. Munz, I. M. Johnston 1922-5-19 5435 Riverside Hemet Valley, San Jacinto Mountains. 1402 Comment
  RSA701401  Cheilanthes newberryi Steve Boyd, Aydee Virgen 2004-4-13 10895 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  POM183965  Cheilanthes parryi Philip A. Munz 1932-3-14 11987 Riverside Palm Springs. 91 Comment
  RSA0043063  Cheilanthes parryi Duncan S. Bell, LeRoy Gross 2014-3-20 6269 Riverside Orocopia Mountains; Orocopia Wilderness area; northeastern section of range; approximately 3.5 air miles south of Hayfields Lake. 609 Comment
  RSA686397  Cheilanthes parryi T. R. Pray 1955-10-2 1033 Riverside Dry Morongo Wash 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
  POM12527  Cheilanthes viscida Philip A. Munz 1922-3-12 4706 Riverside Andreas Canyon, Palm Springs. [Santa Rosa Mtns., W margin Colorado Des -SW] Comment
  POM253821  Cheilanthes viscida A. M. Alexander, Louise Kellogg 1941-4-24 2083 Riverside cliff side of canyon; gorge of Dry Morongo Creek. 640 Comment
  UCR113771  Chenopodium album Mitch Provance, A. C. Sanders 2000-7-4 2094 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  CDA3005  Chenopodium amaranticolor A. C. Sanders, Mitch Provance, T. B. Salvato, B. G. Pitzer 2000-11-3 23723 Riverside Riverside, UCR campus, east side of the UCR Botanical Garden Comment
  CLARK-A1528-5122  Chenopodium ambrosioides var. anthelminticum John C. Roos 1965-8-4 Riverside Comment
  UCR69753  Chenopodium berlandieri A. C. Sanders, Chet McGaugh 1991-7-19 11154 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
  RSA567983  Chenopodium californicum Karin Cleary 1992-4-6 112 Riverside Drainage depression W of California St., Reinholt Canyon, Hemet. 579 Comment
  UCR113788  Chenopodium giganteum A. C. Sanders, Mitch Provance 2000-10-4 23716 Riverside Riverside, UCR Botanic Garden, gully on east fence SE of the herb garden 366 Comment
  UCR100869  Chenopodium murale George K. Helmkamp, E. A. Helmkamp 1998-2-18 2705 Riverside Sonoran (Colorado) Desert, Midland Road., 3.8 mi. SE of Midland, Little Maria Mtns. 198 Comment
  CAS-BOT-BC414254  Chenopodium rubrum R. E. Riefner, Jr. 2011-10-16 11 -146 Riverside City of Lake Elsinore, W of Hwy. 74, S side of Temescal Wash, N side of Baker St., vicinity of Bromley Ave. at Baker St. 380 Comment
  CLARK-A1528-2282  Chilopsis linearis John C. Roos 1943-5-23 2669 Riverside Dry Morongo Wash Comment
  POM122462  Chilopsis linearis subsp. arcuata Marcus E. Jones 1926-6-8 S.N. Riverside Whitewater. Colorado Desert. Comment
  UC27836  Chilopsis linearis subsp. arcuata H. M. Hall June, 1901 2112 Riverside e. base San Jacinto Mts. Colorado Desert, e. base San Jacinto Mts. Comment
  UCR127526  Chloris gayana Steve Morgan 1997-12-5 s.n. Riverside Riverside, weed in the UCR Botanical Garden, E side of the UCR campus, south of the pond, near the Rutaceae section, in cell blocks J8 & K8. 396 Comment
  SD227696  Chloris truncata A. C. Sanders 1997-3-26 20138 Riverside Lake Skinner area: large clay patch adjacent to the Skinner entrance road, ca. 1 km NE of Borel Rd. 473 Comment
  UCR102887  Chloris truncata A. C. Sanders 1997-3-26 20138 Riverside Lake Skinner area, large clay patch adjacent to the Skinner entrance road, c. 1 km NE of Borel Rd. 473 Comment
  UCR278836  Chloris truncata Mitch Provance 2012-6-14 712- 13 Riverside Perris Plain, City of Moreno Valley, N side of Hwy. 60, just SE of Perris Blvd. and Elder Ave. 512 Comment
  UCR89114  Chloris truncata V. McAfee-Jacobs, B. R. Drake 1995-11-6 01 Riverside Peninsular Range, Temecula, Drake Enterprises vineyard at Buck Road and Berenda Road 463 Comment
  CAS-BOT-BC184863  Chloris virgata Mrs. C. M. Wilder 1909-9-3 s.n. Riverside West Riverside. Comment
  CAS-BOT-BC184870  Chloris virgata Lewis S. Rose 1957-1-3 57007 Riverside La Quinta. 15 Comment
  UC188912  Chloris virgata F. M. Reed 1904-8-14 94 Riverside Arlington Heights Comment
Read comments Apr 2 2011
  RSA118957  Chloris virgata L. S. Rose 1957-1-9 57025 Riverside La Quinta. 15 Comment
  UCR260858  Chorizanthe brevicornu A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41493 Riverside San Gorgonio Pass, c. 3.8 miles east of Cabazon, north of San Gorgonio River wash, south of I-10 and generally NE of water bottling plant, west of dirt road to wind farm 439 Comment
  POM13047  Chorizanthe brevicornu var. brevicornu P. A. Munz, D. D. Keck 1922-4-9 4859 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 457 Comment
  POM250530  Chorizanthe brevicornu var. brevicornu I. W. Clokey 1935-4-17 6595 Riverside Cottonwood Springs. Comment
  RSA339657  Chorizanthe brevicornu var. brevicornu Robert F. Thorne, C. W. Tilforth 1980-5-28 54227 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  CLARK-A1045-86  Chorizanthe coriacea George K. Helmkamp 1978-4-27 Riverside San Jacinto Mountains 0.5 mile [north northwest] from CA Highway 74; Hemet, 15' Q Comment
  SBBG27953  Chorizanthe corrugata F. W. Peirson 1927-4-12 7175 Riverside near fork of Painted Cyn near Mecca Comment
  RSA679013  Chorizanthe fimbriata var. fimbriata M. Wall, Sean Wall 2003-5-24 332 Riverside NE of Skinner Reservoir, Rawson Canyon, Rawson Rd. 2.7 miles from jct. with Washington Ave. 564 Comment
  UCR48532  Chorizanthe leptoceras Steve Boyd 1986-4-19 1692 Riverside Peninsular Range, Temescal Canyon, east side of Indian wash between I-15 and Temescal Canyon Road 351 Comment
Read comments Jul 13 2015
  UCR59534  Chorizanthe leptoceras Steve Boyd, T. S. Ross, L. Arnseth 1989-6-4 3619 Riverside Vail Lake, Sandy benches of Kolb Creek drainage, south of Hwy 79 488 Comment
  UCR189789  Chorizanthe leptotheca Kelly Schmoker 2007-7-12 086 Riverside Peninsular Range; San Jacinto Mountains, North San Jacitno Mountains, c. 5 km southwest of Idyllwild Comment
  NY468298  Chorizanthe parryi F. M. Reed 05 1904 s.n. Riverside Rubidoux Mountain [=Mount Rubidoux] 518.2 Comment
  UCR100159  Chorizanthe parryi Scott D. White 1994-4-23 2036 Riverside San Bernardino Mtns., Millard Canyon, c. 5 air miles north of Cabazon: U.S. Forest Service Road 2S05.1, c. 1-1.5 mi. south of Millard Canyon Guard Station and junction of roads 2S05.2 & 2S05.1A (= East Branch) 1037 Comment
  RSA769652  Chorizanthe parryi var. parryi Duncan S. Bell, Naomi Fraga 2010-4-22 853 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.2 air miles southeast of junction of Highway 74 and forest service road 5S15. 771 Comment
  UCR174452  Chorizanthe polygonoides subsp. longispina A. C. Sanders 2006-5-19 32385 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
  UCR121172  Chorizanthe polygonoides var. longispina D. E. Bramlet 1993-5-10 2349 Riverside Lake Skinner area, Lake Skinner County Park, 500 ft. (~0.1 mi.) west of 'Old' Warren Road and 4,700 ft. (~0.9 mi.) SE of the lake, and 20 ft. north of the access road. 486 Comment
  UCR228830  Chorizanthe polygonoides var. longispina A. C. Sanders, T. B. Salvato 2011-4-4 38973 Riverside Peninsular Range, Warm Springs Valley, 0.4 mi. WNW (276 deg. ) of intersection of Collier Ave. & Riverside Dr./Hwy 74, NE of Baker St. 387 Comment
  RSA607655  Chorizanthe procumbens R. S. Woglum 1938-5-1 1604 Riverside Peninsular Ranges: South of Hemet; San Jacinto Valley west of San Jacinto Mountains. Comment
Read comments Jun 9 2012
  SD134407  Chorizanthe procumbens Craig Reiser 1989-4-19 Riverside Southeast corner of De Portola and Colt Road Comment
  CLARK-A1528-729  Chorizanthe rigida Charlotte Stocks 1966-4-10 Riverside Mecca Comment
  UCR213545  Chorizanthe staticoides Michael Honer 2003-7-15 1847 Riverside Peninsular Range; Santa Ana Mtns., Rainbow area, just north of the San Diego Co. boundary and west of the I-15 Freeway 518 Comment
  RSA754130  Chrysolepis sempervirens W. Schlegel, Andrew Troutte 2008-8-15 11 Riverside Idyllwild: PCT trail near Wilderness Boundary. 2363 Comment
  RSA732300  Chrysothamnus nauseosus M. D. Schwartz 2000-5-20 24 -2 Riverside San Jacinto Mts, jct of Two Pines Rd. and Rt 243 1200 Comment
  POM183883  Chrysothamnus nauseosus subsp. consimilis P. A. Munz 1932-10-16 12842 Riverside Palm Creek, Santa Rosa Mountains. 1463 Comment
  RSA93230  Chrysothamnus paniculatus F. W. Peirson 1939-11-26 12901 Riverside 29 Palms about 7 miles from Blvd Comment
Read comments Apr 24 2013
  POM48741  Chrysothamnus teretifolius D. D. Keck 1924-12-31 11 Riverside Pinyon Wells, Little San Bernardino Mts Comment
  UCR279575  Chylismia claviformis A. C. Sanders, Jim Malusa 2017-3-28 43140 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
  CAS-BOT-BC160613  Chylismia claviformis subsp. aurantiaca Ynez Whilton Winblad 1937-4-19 s.n. Riverside Near Palm Springs Comment
  RSA0125087  Chylismia claviformis subsp. claviformis Duncan S. Bell, Sarah De Groot, LeRoy Gross 2016-2-17 8768 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting near the Martinez Slide, approximately 4 air miles northeast of the summit of Martinez Mountain. 264 Comment
  UCR109601  Cirsium occidentale var. californicum R. D. Goeden, Don W. Ricker 1979-5-8 s.n. Riverside San Jacinto Mtns., Bautista Creek Canyon, Bautista Rd. at Horse Creek crossing 854 Comment
  UCR178848  Cirsium occidentale var. californicum Mitch Provance, Tracy Tennant 1998-6-16 MOR- 392 Riverside San Bernardino Mtns., Morongo Indian Reservation, 0.5 mi. north of junction of East Branch and Millard Canyon 1220 Comment
  UC1930022  Cirsium scariosum Scott D. White, Justin Wood 2008-5-15 11975 Riverside San Jacinto Mountains: Garner Valley, NW of Fobes Ranch Rd and NE of Hwy 74, valley bottom Comment
  SBBG133363  Cirsium scariosum var. citrinum S. D. White, J. M. Wood 2008-5-15 11975 Riverside Garner Valley, NW of Fobes Ranch Rd and NE of Hwy 74, valley bottom, San Jacinto Mtns 1357 Comment
  UCR94947  Cirsium vulgare Scott D. White 1996-9-22 4537 Riverside Perris Basin, Perris: Nuevo Road near intersection with Wilson Ave., west of the San Jacinto River crossing. 436 Comment
  RSA709190  Cistanthe monandra A. C. Sanders 2005-4-28 29768 Riverside Peninsular Ranges: Gavilan Hills; north of Santa Rosa Rd., 1 mi. SW of Ida Leona Mine. 625 Comment
  RSA466623  Cistanthe monandra M. B. Dunkle 1949-9-22 4934 Riverside Colorado Desert. Comment
  RSA586329  Clarkia epilobioides D. L. Banks, Steve D. Boyd 1995-5-3 194 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  UC76442  Clarkia epilobioides Miss M. Alice King 1893-5-1 Riverside Menifee Comment
  UCSC007501  Clarkia epilobioides Michael Wall 2007-5-25 21078 Riverside Rawson Canyon, NE of Skinner Reservoir, on moderate north facing slopes off Rawson Rd. 2.5 mi. East of Washington Ave. 615 Comment
  CAS-BOT-BC164763  Clarkia rhomboidea Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Idyllwild Comment
  RSA653073  Clarkia similis A. C. Sanders 1997-5-1 20608 Riverside Lake Skinner area: north foot and lower slopes of Black Mtn., edge of Crown Valley on E side of Rawson Canyon 671 Comment
  UCR174965  Claytonia parviflora Teresa Nieto 2005-4-24 22 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  POM307315  Claytonia parviflora subsp. parviflora Henry J. Ramsey, Henry J. Ramsey 1938-4-22 224 Riverside Santa Rosa Mts. Comment
  JOTR30648  Claytonia parviflora subsp. utahensis La Doux, Tasha, Erin Babich 2008-4-21 1808 Riverside Joshua Tree National Park. Stop 7- Little San Bernardino Mountains, Upper East Deception Canyon 1327 Comment
  JOTR35135  Claytonia parviflora subsp. utahensis La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 3246 Riverside Joshua Tree National Park. West of Queen Mountain, Wonderland of Rocks; narrow wash with large granitic boulders throughout corridor (Stop 2) 1302 Comment
  UCR93017  Claytonia perfoliata subsp. perfoliata G. P. Schultz 1994-4-7 73 Riverside Box Springs Mtns, Big Springs Canyon and N on the crest to Two Trees Canyon (S side) Comment
  CLARK-A1528-778  Clematis ligusticifolia C. M. Flanagan 1973-5-31 OO 606 Riverside Morongo Indian Reservation 0 Comment
  RSA84468  Clematis pauciflora F. W. Peirson 1921-3-22 s.n. Riverside Murray Canyon, near Palm Springs 427 Comment
  POM180019  Cleome isomeris M. French Gilman 1931-3-15 5 Riverside Cabazon. Comment
  RSA5175  Cleome isomeris C. B. Wolf 1932-4-26 2985 Riverside Colorado Desert. 8 Mi. E of Mecca, on Blythe Road. 915 Comment
  UCR42621  Cnicus benedictus B. G. Pitzer, Karen Kirtland 1986-5-6 0264 Riverside 1.5 miles SE of Murrieta along Murrieta Creek; bounded north by Fig St, on south by Elm St., on east by Adams ave, and on west by Jefferson ave. 317 Comment
  UCR193369  Collinsia concolor A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35635 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
  RSA0117421  Collinsia concolor Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-4-1 3170 -D Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  RSA192317  Collinsia heterophylla E. W. Lathrop 1965-5-9 5724 Riverside 6 miles W of Murrieta. Comment
  UCR268293  Collomia grandiflora Jim Andre 2012-6-15 30528 Riverside San Jacinto Mountains, Banning, along Hwy 243, 10.7 miles south of Interstate 10, San Bernardino National Forest 1499 Comment
  SEINET4558014  Colubrina californica Carolyn Martus, Joseph Betzler, Caesara Brungraber, Lance Woolley 2008-1 1217 Riverside Northwest of the Blythe airport and in the washes east of the McCoy mountains. Comment
  RSA331892  Commelina erecta Steve Morgan 1984-7-17 s.n. Riverside University of California, Riverside Botanic Garden. Comment
  CAS-BOT-BC334452  Condalia globosa var. pubescens A. C. Sanders; Tim Thomas; T. B. Salvato 2012-11-1 40508 Riverside Sonoran (Colorado) Desert: Chuckwalla Bench, S of the Chuckwalla Mtns., along Bradshaw Trail 1 km SE of Augustine Rd. junction, large wash on SW side of road 695 Comment
  CDA35599  Condalia globosa var. pubescens Robert Cowell 1959-5-4 Riverside North of Bradshaw Stage Road, ca. 3/4 mile east of the Imperial Gas Line road, between Chocolate and Chuckwalla Mtns. 0 Comment
  SBBG71930  Condea emoryi M. N. Ackley -Feb-1926 484 Riverside Mecca -60 Comment
  UCR224096  Convolvulus arvensis Justin M. Wood 2010-9-8 2605 Riverside Beaumont Badlands, San Timoteo Canyon, just southeast of El Casco Substation along San Timoteo Creek 640 Comment
  UCR189783  Convolvulus simulans Diane Menuz 2006-4-21 049 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, near Mesa de Burro, on and north of Waterline Road 570 Comment
  RSA495464  Conyza coulteri Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-18 2993 Riverside Agua Tibia Mountains. Vail Lake area, Temecula Creek Canyon below Vail Lake dam. 418 Comment
  RSA741599  Conyza floribunda Justin M. Wood 2008-9-22 164 Riverside SW Perris Basin; Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  UC455185  Corallorhiza maculata I. J. Condit 1910-6-23 Riverside Tahquitz Valley San Jacinto Mts. 2438 Comment
  RSA500132  Cordylanthus rigidus subsp. setiger Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-6-10 3678 Riverside Vail Lake area, Benches of Arroyo Seco and slopes of adjacent hills to E. 488 Comment
  RSA1441  Coreopsis californica J. T. Howell 1929-2-14 1232 Riverside Temescal Canyon, 2 miles S of glen Ivy. Comment
  UC895241  Corethrogyne filaginifolia I. W. Clokey and E. G. Anderson 1935-8-21 6963 Riverside e Keen Camp P.O. 1350 Comment
  CAS-BOT-BC56685  Coryphantha alversonii Dr. Barton W. Evermann 1924-4-1 s.n. Riverside Field redacted by CAS, contact the data manager for more information Comment
  RSA515221  Coryphantha alversonii Steve Boyd, Orlando Mistretta 1986-3-13 1465 Riverside West side Palen Mts.: NE of Desert Center. Comment
  UCR65277  Cosmos sulphureus Steve Boyd 1989-7-9 3778 Riverside City of Riverside, 4863 Rubidoux Ave. Comment
  HSC85402  Cotula coronopifolia Steve Boyd 1986-4-19 1720 Riverside Temescal Canyon: Warm Springs Valley, Alberhill Creek drainage, E of Nichols Rd. Comment
  RSA0104911  Crassula connata Duncan S. Bell, Rachel Darney-Lane, Evan Meyer 2015-2-24 7752 Riverside Morongo Canyon Preserve; collecting in Little Morongo Canyon, just below (south of) the San Bernardino/Riverside county border. 563 Comment
  RSA0121172  Crassula connata Duncan S. Bell, LeRoy Gross 2016-3-30 9178 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.25 air miles southeast of the summit of Martinez Mountain. 518 Comment
  UCR116996  Crassula connata A. C. Sanders, T. B. Salvato 2001-5-3 24101 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  OBI37523  Cressa truxillensis Steve Boyd 1985-8-7 1118 Riverside Murrieta area, Clinton Keith Rd, just E of the Bear Crk development golfcourse Comment
  RSA357129  Cressa truxillensis R. F. Thorne, P. A. Munz, Earl Lathrop, K. Thorne 1968-5-8 37610 Riverside Lake Elsinore: Alkaline flats behind levee at SE end of Lake Elsinore, ca. 1 mi. S of Elsinore. Comment
  UCR256778  Cressa truxillensis T. B. Salvato, Matthew Malle 2013-5-20 7580 Riverside Perris-Aguanga Basin, Menifee, vacant lot north of Newcomb Substation, at southwest corner of Lazy Creek Road and Murrieta Road 432 Comment
  RSA342045  Crossosoma bigelovii R. F. Thorne 1980-4-16 54085 Riverside Branch Ravine W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater PO. 610 Comment
  RSA480575  Croton californicus N. C. Cooper 1943-9-26 935 Riverside Cabazon. 549 Comment
  UC1334737  Croton californicus C. W. Tilforth 1967-2-11 102 Riverside Desert Hot Springs Colorado Desert (along roadside) 335 Comment
  UC868657  Croton californicus Lewis S. Rose 1938-12-18 38321 Riverside Palm Springs 137 Comment
  UCR162543  Cryptantha John F. Green 2005-4-29 s.n. Riverside Upper Santa Ana River Basin, eastern end of the Jurupa Mountains, Rubidoux area, immediately south of the county line, east of Armstrong Road 335 Comment
  CSUSB1176  Cryptantha angustifolia Grace Sprague 1968-4-29 S. N. Riverside Highway 111, 5 miles north of Palm Springs where San Jacinto Mountains near the road; on the sand dune of creosote bush scrub. Comment
  POM368197  Cryptantha angustifolia L. H. Jones 1910-3-17 s.n. Riverside Riverside Mountain, Colorado River Comment
  RSA778625  Cryptantha angustifolia Duncan S. Bell 2009-3-8 66 Riverside Arica Mountains: the north tip of the mountain range approximately 3 air miles northwest of Priest Well, or approximately 5.5 air miles southwest of the ghost town of Rice. 404 Comment
  UCR230775  Cryptantha angustifolia A. C. Sanders 2010-3-23 37534 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, at SW foot of Palen Mountains 130 Comment
  POM71604  Cryptantha barbigera Marcus E. Jones 1906-4-26 s.n. Riverside Indio Comment
  UCR167235  Cryptantha barbigera var. fergusoniae 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
  UCR258781  Cryptantha corollata T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7903 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 1.3 mi north of Hwy 15 and Temescal Canyon 555 Comment
  SBBG63938  Cryptantha cycloptera L. G. Yates -Apr-1895 Riverside Palm Springs Comment
Read comments Mar 24 2013
  CAS-BOT-BC218800  Cryptantha holoptera Marcus E. Jones 1906-4-25 s.n. Riverside West of Yuma Comment
  RSA784959  Cryptantha holoptera Duncan S. Bell 2012-2-12 3117 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  RSA683088  Cryptantha intermedia Scott D. White, T. B. Salvato, L. V. DeMarco, Jessica Christian 2001-6-30 8664 Riverside Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  RSA771784  Cryptantha intermedia Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4577 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR114819  Cryptantha intermedia Mitch Provance, Seychelle Provance 1998-2-21 95 Riverside Pedley Hills, E side of Camino Real, c. 0.5 miles south of Jurupa Road, in the areas of Pedley/Glen Avon. 396 Comment
  UCR172756  Cryptantha intermedia Abby Sirulnik, Ian G. Gillespie 2000-5-14 43 Riverside Peninsular Ranges; Santa Ana Mtn. Foothills, Temescal Canyon. Indian Truck Road exit off of Interstate 15, c. 0.9 mi. S on De Palma Road 427 Comment
  UCR91433  Cryptantha intermedia Scott D. White 1995-3-30 2642 Riverside San Jacinto Valley, Moreno Valley; hills c. 0.7 air mi directly south of 60 Fwy and west of bend in Moreno Beach Drive. Topo Q. shows 'Moreno' BM 2067 at top of hill. 579 Comment
  RSA0076112  Cryptantha intermedia J. D. Olmsted 1962-5-2 3446 Riverside By saddle just north of highest part of Box Spring Mountains. By road from Pigeon Pass. 777 Comment
  RSA0075623  Cryptantha intermedia var. johnstonii Maureen H. Pendleton 1987-5-20 s.n. Riverside Ca. 0.8 mi. (airline) WSW of town of Anza on Terwilliger Rd. 1280 Comment
  SBBG6253  Cryptantha maritima H. and M. Dearing 1942-3-5 4807 Riverside bajada washes near Cathedral City Comment
  UCR148458  Cryptantha maritima S. J. Myers 2005-2-1 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 9 miles (4 air line) east of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 21 Comment
  UCR275516  Cryptantha maritima D. E. Bramlet 2010-3-1 4451 Riverside Sonoran (Colorado) Desert, West Berdoo Canyon, Little San Bernardino Mtns., c. 6 air miles north of Indio 366 Comment
  UCR280920  Cryptantha maritima Fred M. Roberts 2016-3-5 7995 Riverside Sonoran (Colorado) Desert, Little Maria Mountains: shallow canyon at west end, 4.3 km east of Palen Pass and 2.0 km WNW Peak "602" 116 Comment
  UC573262  Cryptantha micrantha H. S. Yates 1937-3-23 6400 Riverside 2 mi n Palm Springs; San Jacinto Quad. 213 Comment
  CAS-BOT-BC520377  Cryptantha micrantha var. lepida Steve Boyd; Gary Wallace 2005-7-30 11639 Riverside Peninsular Ranges, San Jacinto Mountains region: San Jacinto Mtns State Park, Hidden Lake area, NE of Hidden Divide, SE of Long Valley, near head of Hidden Fork of Tahquitz Creek 2682 Comment
  RSA483571  Cryptantha micrantha var. lepida D. Charlton 1988-5-21 1951 Riverside Thomas Mountain Rd, from North to South. West of Garner Valley and South of Lake Hemet on Hwy 74 1677 Comment
  RSA543887  Cryptantha microstachys Steve Boyd 1991-5-20 6263 Riverside Temescal Canyon, S flank of Alberhill Mtn, W end adjacent to old clay mine area. 426 Comment
  UCR104886  Cryptantha microstachys A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20647 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  UCR22028  Cryptantha microstachys Steve Boyd 1980-5-3 172 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 625 Comment
  UCR48412  Cryptantha microstachys Steve Boyd 1986-4-22 1731 Riverside Temescal Canyon, Walker Canyon area, where Temescal Creek (=Alberhill Creek) flows between Alberhill Mountain and Gavilan Hills 427 Comment
  UCR77591  Cryptantha microstachys Steve Boyd, L. Arnseth, Orlando Mistretta 1991-5-6 6134 Riverside Peninsular Range; Santa Ana Mountains, south side of Elsinore Peak 1067 Comment
  SBBG118556  Cryptantha muricata L. Gross with V. Soza 2003-5-8 832 Riverside N end of Rouse Ridge, S of the San Jacinto River, N of Rouse Hill Rd; T5S R2E S19, Center 777 Comment
  SD136880  Cryptantha muricata Steve Boyd, Tim Ross 1992-5-15 7409 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area; vicinity of the junction of Tenaja and Morgan Trails. 669 Comment
  SD227781  Cryptantha muricata A. C. Sanders 1994-5-30 14595 Riverside San Bernardino Mountains: NNE of Beaumont at Highland Springs, hills N of the end of Bellflower Ave. at Dutton St. 950 Comment
  UCR104924  Cryptantha muricata A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20658 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  RSA0079424  Cryptantha muricata var. jonesii D. Charlton 1988-5-21 1949 Riverside Thomas Mtn Rd, W of Garner Valley and S of Lake Hemet on Hwy 74. 1676 Comment
  CLARK-A1045-103  Cryptantha pterocarya George K. Helmkamp 1977-3-20 Riverside San Jacinto Mountains flats above Deep Canyon; ; Palm Desert 15'Q 1066 Comment
  UCR244862  Cryptantha pterocarya var. cycloptera Jim Andre 2012-3-19 21383 Riverside Sonoran (Colorado) Desert, Palen Mountains, along Palen Pass Rd at Palen Pass 383 Comment
  UCR84844  Cryptantha pterocarya var. pterocarya A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16134 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  UCR214870  Cryptantha pterocarya var. stenoloba A. C. Sanders 2010-3-15 37401 Riverside Sonoran (Colorado) Desert, pass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 deg. ) of Blythe 152 Comment
  SEINET186302  Cryptantha racemosa Philip A. Munz 1940-3-24 15693 Riverside 3 miles south of Cottonwood Springs Eagle Mts. 457 Comment
  POM98012  Cryptantha racemosa E. C. Jaeger 1926-3-26 s.n. Riverside Eagle Mts, Eastern 884 Comment
  UCR117667  Cryptantha simulans T. Schram, D. Wappler 1994-7-14 s.n. Riverside San Jacinto Mtns., Lake Hemet. Comment
  SBBG53357  Cryptantha utahensis J. Zabriskie 1975-3-26 Riverside Santa Rosa Mtns Comment
  UC667346  Cryptantha utahensis Annie M. Alexander and Louise Kellogg 1941-5-7 2136 Riverside Split Rock, Riverside and San Bernardino counties Joshua Tree National Monument 1310 Comment
Read comments Oct 23 2011
  UCR116601  Cryptantha utahensis A. C. Sanders 2001-4-8 23985 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
  UC75797  Cucurbita palmata Miss M. A. King 1893-1 Riverside Menifee Comment
  SEINET4896208  Cupressus macrocarpa H. F. Thut 1971-1 Riverside near Redlands Comment
Read comments Jul 19 2015
  CAS-BOT-BC224605  Cuscuta californica var. papillosa D. A. Johansen; J. A. Ewan 1932-4-11 7095 Riverside Deep Canyon Wash, Colorado Desert Comment
  RSA737220  Cycloloma atriplicifolium Justin M. Wood 2008-9-30 178 Riverside SW Perris Basin: Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  RSA77261  Cyclospermum leptophyllum O. F. Clarke 1953-4-3 s.n. Riverside Grounds of Citrus Experiment Station. Comment
  SEINET9037744 Image available Cylindropuntia bigelovii M. A. Baker 2015-1 18303 Riverside 1.7km NE of White Water Hill, just west of Hwy 62, 2km north of its junction with Interstate 10, 13km NW of central Palm Springs, gentle east-facing slope of granitic sand, silt, and grus 353 Comment
  SEINET4391054 Image available Cylindropuntia echinocarpa Marc A. Baker 2013-3-10 17669 .2 Riverside 900m north of Chiriaco Summit, 48 km east of Indio; Hay?eld 7.5' USGS topographic quadrangle 545 Comment
  POM172121  Cymopterus panamintensis var. acutifolius M. French Gilman 1930-4-6 7 Riverside [Monsen] Canyon, Eagle Mts. Comment
  RSA273007  Cyperus erythrorhizos C. W. Tilforth, Walter Wisura 1978-10-6 1714 Riverside Lake Skinner, north-east of Temecula 451 Comment
Read comments Apr 30 2011
  RSA522108  Cyperus erythrorhizos Steve Boyd, Timothy S. Ross 1989-8-28 3801 Riverside Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east. 442 Comment
  SD224786  Cyperus involucratus A. C. Sanders, G. Helmkamp 1996-3-17 17981 Riverside Coachella Valley: Palm Springs, Tahquitz Cyn. In vicinity of the debris basin above the W end of Sunny Dunes Rd. 185 Comment
  UCR90827  Cyperus involucratus A. C. Sanders, G. K. Helmkamp 1996-3-17 17981 Riverside Coachella Valley, Palm Springs, Tahquitz Canyon in vicinity of the debris basin above the W end of Sunny Dunes Road. 183 Comment
  UCR272473  Cyperus laevigatus Mitch Provance 2012-8-1 712- 03 Riverside Colorado Desert, Thousand Palms Canyon Road, +- 2/3 of the way up into the canyon. 140 Comment
  RSA588665  Cyperus odoratus Darin L. Banks, Steve Boyd 1995-10-17 820 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 to the E., Just W of the Metasedimentary hills. 524 Comment
  UC489200  Cystopteris fragilis C. V. Meyer 1928-7-27 555 Riverside San Jacinto Peak 3291 Comment
  SEINET10811894  Dalea J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12865 Riverside South of Joshua Tree National Park and north of the Salton Sea, on unlabelled east-west road (called 66th Avenue in Mecca) between I-10 and Mecca. Comment
  RSA498343  Dalea mollis Robert M. Perkins, H. de Forest s.n Riverside N. of Blythe, Along Col. river 85 Comment
  CLARK-A1528-470  Dalea mollissima Rodney Hendrick 1965-3-14 Riverside Box Canyon 182-274 Comment
  POM301796  Dalea mollissima J. Cole 1942-5-19 964 Riverside Ruby Lee Mine, Joshua Tree National Monument. 915 Comment
  POM306695  Dalea mollissima Henry J. Ramsey, Henry J. Ramsey 1938-4-26 1687 Riverside Near Desert Center-Indio. Comment
  RSA498349  Dalea mollissima I. M. Johnston 1917-4-4 s.n Riverside Near Palm Springs. 152 Comment
  RSA0124739  Dasyochloa pulchella Duncan S. Bell, LeRoy Gross 2016-3-9 8846 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central section of range, approximately 1.75 air miles north of Gucci Spring. 551 Comment
  RSA782036  Dasyochloa pulchella Duncan S. Bell 2011-10-22 2979 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
  CAS-BOT-BC402177  Datisca glomerata R. F. Thorne; E. W. Lathrop; W. Wisura 1977-7-8 49547 Riverside Santa Ana Mountains: along Ortega Highway (74), about 3 miles south-southwest of El Cariso, near junction of Decker and Morrell Canyons. Comment
  UC884535  Datura wrightii I. W. Clokey 1935-4-17 6876 Riverside Shafer Wells Comment
Read comments Apr 24 2011
  RSA470788  Daucus pusillus Robert Gustafson, Gary D. Wallace 1983-6-23 2707 Riverside Santa Ana Mountains, Clinton Keith Road near junction with Tenaja Road. Comment
  UCR158945  Daucus pusillus Scott D. White 1994-6-21 2084 Riverside Temecula/Murrieta Region, Santa Gertrudis Creek, c. 1 mi. east of Skunk Hollow 396 Comment
  CAS-BOT-BC293817  Deinandra fasciculata Mitch Provance 1998-6-24 714 Riverside Jurupa Mountains: Canyon NE of the Jurupa Mountains Culture Center, ca. 0.7km SW of peak 1701 335 Comment
  SDSU4570  Deinandra fasciculata H. Wedberg 1962-5-23 932 Riverside 4.8 miles from Hwy 395 at Rainbow, on road to Santa Margarita River and Temecula Canyon. 366 Comment
  UCSB61511  Deinandra kelloggii Sanders, A. 1993-5-17 Riverside Hemet, S side of Florida Ave. (Hwy. 74) on the E side of California Ave.; (T5S, R2W, NW/4 sec. 13) 460 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
  UCR58460  Deinandra mohavensis George K. Helmkamp 1989-10-7 s.n. Riverside Peninsular Range; San Jacinto Mtns, roadside beside Hwy 243 near Lawlor Lodge, c. 2 mi north of Pine Cove 1600 Comment
Read comments Jan 8 2013
  SD234298  Deinandra paniculata R. E. Jr. Riefner 2006-9-19 06 444 Riverside Temecula Valley, c. 0.2 mi. west of I-15 Freeway along Temecula Creek, head of Santa Margarita River. 301 Comment
  RSA398687  Delphinium parishii Robert L. Rutherford 1944-5-6 1212 Riverside Banning. 701 Comment
Read comments Mar 13 2011
  SDSU10046  Delphinium parryi Charles Phleger, F. 1962-5-23 Riverside Collcted on land owned by the Schloss Foundation about 25.0 miles N of Escondido. Comment
  UC9216  Delphinium parryi A. J. McClatchie April 1892 30 Riverside near Elsinore Comment
  RSA652537  Dendromecon rigida R. Garner 1974-7-15 s.n. Riverside San Jacinto Mts. Comment
  SEINET998499  Dendromecon rigida Jennifer H. Jones, Thi (Teresa) Bui and Holly Summers 2006-1 344 Riverside Peninsular Ranges; San Jacinto Mtns.: Just down Mt. Edna Road W off of CA Hwy 243 (Cabazon 7.5'Q) 1146 Comment
  CAS-BOT-BC198173  Deschampsia danthonioides A. C. Sanders 1993-5-12 13998 Riverside Hemet, SW corner of the intersection of Florida Ave. (Hwy. 74) and Warren Rd., between the New San Diego Aqueduct and Warren 457 Comment
  UC9916  Dicentra chrysantha Geo. F. Reinhardt Jun 1897 Riverside San Jacinto Mountains Comment
  JEPS64173  Dichelostemma capitatum W. L. Jepson 1901-5-19 1299 A Riverside Strawberry Valley Mt. San Jacinto 1676 Comment
  RSA716261  Dichelostemma capitatum Scott D. White, Angelia Carey 2004-4-5 10000 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  RSA770850  Dichelostemma capitatum Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4938 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
  CSUSB20  Dichelostemma pulchellum R. Pirot 1975-5-23 Riverside Juniper Flats Road and Highway 74, Homeland. 542 Comment
  SD120075  Dicoria canescens Louis B. Ziegler 1976-1-27 537 b Riverside Coachella Valley Comment
  UCR264611  Dicoria canescens Mitch Provance 2012-11-9 1120- 2 Riverside Colorado Desert, Whitewater, near corner of Whitewater cutoff Rd. and Painted Hills Rd., about 0.1 miles N of Interstate 10 405 Comment
  RSA93923  Dicoria canescens F. W. Peirson 1920-12-29 2333 Riverside 1.5 miles east of Whitewater Station, head of Coachella Valley. Comment
  RSA554294  Digitaria sanguinalis Scott D. White 1992-2-25 92 -7 Riverside Santa Rosa Plateau, between Sandia and De Luz Creeks, ca. 1.5 (air) mi. W of Sandia Canyon; 7 miles SW of Murrieta. 305 Comment
  RSA658881  Diplacus puniceus Douglas A. Springer 1981-2-16 13 Riverside 1.5 miles SW of California State Hwy. 74 and Junction of Grand Ave. at Lake Elsinore. Comment
  UCR127584  Diplotaxis erucoides Steve Morgan 1998-3-18 s.n. Riverside Riverside, weed in the UCR Botanical Garden, E side of the UCR campus 396 Comment
  UCR173786  Dipsacus sativus Kurt Campbell 2006-6-15 s.n. Riverside Perris-Aguanga Basin, Temecula, NW corner of Moraga Rd. and Rancho California Road 335 Comment
  GMDRC3545  Ditaxis californica J. Andre, T. La Doux 2009-2-25 10802 Riverside Chuckwalla Mountains: growing on rocky (granitic) north-facing slope, approx 0.5 mi. south of I-10 freeway at Eagle Mtn Rd exit, USGS 7.5 min. Quad: Desert Center 33 deg. 41.303' N 115 deg. 27.236' W. Elev. 1358 ft. 414 Comment
  UC129372 Image available Ditaxis californica H. M. Hall Apr, 1905 5796 Riverside 7 mi. w. Coachella; Colorado Desert, Marshall Canyon 30 Comment
  JEPS3937  Ditaxis claryana Marjorie D. Clary 1932-12-15 1709 Riverside Coral reef Ranch, 8 miles west of Coachella Comment
  LA204868  Ditaxis lanceolata Carl Epling; 1927-3-27 sn Riverside Palm Springs Comment
  SBBG87466  Ditaxis lanceolata A. C. Sanders with D. Charlton, B. Pitzer 1986-3-1 6026 Riverside NW end of Hayfield Lake, ca. 0.5 mi SW of the pumping station 411 Comment
  UCR72236  Ditaxis lanceolata Theo Glenn 1991-5-27 91- 122 Riverside Sonoran (Colorado) Desert, Palen Mountains, NE of Desert Center 360 Comment
  RSA708275  Ditaxis neomexicana Scott D. White, Brian Leatherman 2005-5-4 11012 Riverside Eastern Coachella Valley. Thermal area; bajada below Mecca Hills and East of the Coachella Canal. 24 Comment
  CAS-BOT-BC401160  Dithyrea californica Sarah J. De Groot; April Garbat 2013-3-28 6996 Riverside Along Highway 177 at sandy area just south of the Desert Lily sanctuary, Chuckwalla Valley, just south of the Coxcomb Mountains 152 Comment
  CAS-BOT-BC43644  Dithyrea californica S. B. Parish 1896-4-4 4107 Riverside Palm Springs, (Agua Caliente) desert base of San Jacinto Mountain. 213 Comment
  CAS-BOT-BC43690  Dithyrea californica S. B. Parish; W. F. Parish 1882-4-1 15 Riverside Borders of Colorado Desert, Whitewater. Comment
  CDA24811  Dithyrea californica M. S. Wasbauer 1960-3-26 Riverside Palm Springs. 0 Comment
  SEINET3195132 Image available Dithyrea californica Andrew C. Sanders 2010-3-15 37417 Riverside Sonoran (Colorado) Desert; pass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 deg. ) of Blythe (Roosevelt Mine 7.5' Q.) 134 Comment
  OBI69423  Dodecahema leptoceras L. LaPre 1988-1 Riverside Comment
  RSA586867  Dodecahema leptoceras D. L. Banks, S. D. Boyd 1995-5-3 286 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
Read comments Mar 30 2011
  SBBG87438  Dodecatheon clevelandii S. Myers 1988-2-24 Riverside Temescal Cyn, ca. 0.25 mi W of intersection of Hwy I-15 and Indian Truck Trail 381 Comment
  UCR97469  Dodecatheon clevelandii A. C. Sanders, O. F. Clarke & H. Forster 1997-3-2 19762 Riverside Box Springs Mountains, E side of the range in Pigeon Pass area, above W end of Quail Call Drive, in canyon just west of section line. 610 Comment
  POM370052  Draba cuneifolia var. integrifolia Lester H. Cushman 1932-2-22 14918 Riverside Eden [Eden Hot Springs? -SW] Comment
  RSA60297  Drymocallis glandulosa G. R. Campbell 1948-7-4 608 Riverside Azalea Trails Girl Scout Camp, north of Idyllwood, Dark Canyon. 1646 Comment
  RSA192259  Dryopteris arguta E. W. Lathrop 1960-6-7 4866 Riverside 14 miles west of Murrieta Comment
  UCR213857  Dryopteris arguta Scott D. White, Justin M. Wood 2009-5-22 12926 Riverside San Jacinto Mountains, Halfway Spring, accessed via Old Control Road 1159 Comment
  CSUSB1004  Dudleya lanceolata Ken Stolte 1978-5-23 Riverside 1 mile south of junction of highway 60 and Central Ave. 200 meters east off Central Ave. in [city of] Riverside. Comment
  CSUSB621  Dudleya lanceolata Joe Barrington Riverside Fairmount Park Fairmount Park [in city of Riverside, off Market Street near the 60 freeway], at west end of lake on grassy hillside. Comment
Read comments Jun 2 2013
  RSA782526  Dudleya lanceolata A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38401 Riverside southeastern Gavilan Hills north of Alberhill, west of dirt extension of Lake St., 1.0 mi. NW (341 deg.) of intersection of I-15 and Lake St. 526 Comment
  CAS-BOT-BC109607  Dudleya saxosa subsp. aloides Carl B. Wolf 1937-4-5 8414 Riverside San Gorgonio Pass, 1 mile west of Whitewater. 365 Comment
  RSA209565  Dudleya saxosa subsp. aloides T. Beck 1968-4-28 680428 -8 Riverside 1/2 mi. S of trout farm on White Water Canyon Rd. At point where the river crosses the road. 549 Comment
  CAS-BOT-BC59756  Echinocereus engelmannii var. engelmannii L. R. Abrams 1926-3-27 11214 Riverside Field redacted by CAS, contact the data manager for more information Comment
  RSA0106466  Echinochloa crus-galli Alan Romspert 2000-7-28 s.n. Riverside 60 Fwy Bridge and Santa Ana Riverbed transect. Comment
  UCR162568  Echinochloa crus-galli A. C. Sanders, D. Bramlet, Mihai Costea, T. B. Salvato 1999-10-15 23170 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. east of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  UCR89945  Echinochloa crus-galli Karen Kirtland 1993-6-19 s.n. Riverside San Jacinto River Valley, along Hwy I-215 between 4th St. (Perris) and c. 0.25 mile south of the San Jacinto River crossing 430 Comment
  UCR92350  Echinochloa crus-galli Scott D. White, S. Ogg 1994-10-17 2468 Riverside Temecula Valley, Murrieta Creek, 1000-3000 ft. south of Winchester Road bridge (Banana Avenue) 317 Comment
  CAS-BOT-BC445578  Echinodorus berteroi S. B. Parish 1891-11-3 2264 Riverside Elsinore Comment
  UCR17541  Echinodorus berteroi John C. Roos 1952-5-28 5727 Riverside Perris-Aguanga Basin region, San Jacinto River bottomland 1 mile southeast of Perris 427 Comment
  RSA234013  Elatine californica R. F. Thorne, E. W. Lathrop 1969-6-6 39320 Riverside Santa Rosa Plateau: Rancho California, Mesa de Colorado 624 Comment
  RSA234019  Elatine chilensis R. F. Thorne, E. W. Lathrop 1969-5-12 37939 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California. 625 Comment
  CAS-BOT-BC112743  Eleocharis geniculata A. C. Sanders; Oscar Clarke; C. N. P. S. 1991-10-5 11744 Riverside Santa Ana River bottom, Rancho Jurupa Park, Pleasant Acres Lake. Comment
  SD234736  Eleocharis macrostachya Mitch Provance 2005-5-17 6568 Riverside Warm Spring 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. 395 Comment
  UC489185  Eleocharis macrostachya C. V. Meyer 1928-7-30 580 Riverside Saunders Meadow Ssouthern California, San Jacinto Mountains 1676 Comment
  CLARK-A1528-15  Eleocharis montevidensis C. M. Flanagan 1973-6-13 OO 709 Riverside Morongo Indian Reservation 1127 Comment
  POM46954  Eleocharis montevidensis var. montevidensis Mary F. Spencer 1918-3-27 s.n. Riverside Palm Springs. 137 Comment
  POM14326  Eleocharis palustris Phillip A. Munz 1922-7-4 5972 Riverside Hemet Valley, San Jacinto Mountains. 1372 Comment
  CAS-BOT-BC113299  Eleocharis parishii Samuel B. Parish 1907-4-22 6145 Riverside Western border of the Colorado desert, Palm Canyon. 200 Comment
  RSA726859  Eleocharis parishii Steve Boyd, Aydee Virgen 2004-4-13 10880 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  UC62218 Image available Eleocharis parishii H. M. Hall Jun 1901 2013 Riverside e base San Jacinto Mountains (along the borders of the Colorado Desert); , Colorado Desert; along the border of the Colorado Desert, San Jacinto Mts. Comment
  UCR241244  Elymus glaucus Tracy Tennant, Jeffrey Ross 1998-6-23 MOR- 511 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  SD136948  Elymus multisetus Steve Boyd, Tim Ross 1992-6-10 7628 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. About Potrero Escondido, due west of the junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek. 671 Comment
  POM126305  Emmenanthe penduliflora Thomas Craig 1927-4-2 51 Riverside Canyon near Hidden Springs. Comment
  RSA444571  Emmenanthe penduliflora Walter Wisura 1988-3-23 4215 Riverside In wash along trai aproaching 49 palms oasis, Joshua Tree National Comment
Read comments Sep 7 2013
  UCR104918  Emmenanthe penduliflora A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20651 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  UCR122750  Emmenanthe penduliflora George K. Helmkamp, E. A. Helmkamp 1998-4-24 3384 Riverside Santa Rosa Mountains, Palms-to-Pines Hwy (Calif. Hwy 74), 1 mi north of Carrizo Rd near Black Hill 1006 Comment
  UCR35122  Emmenanthe penduliflora L. B. Ziegler 1967-5-18 129 Riverside San Jacinto Valley, side canyon off lower Bautista Canyon 534 Comment
  UC495322  Encelia actoni P. A. Munz 1932-4-24 12399 Riverside Snow Creek Canyon San Jacinto Mts., Snow Creek Canyon 457 Comment
  UCSB12291  Encelia californica Tarwater, Shirley 1961-3-30 Riverside 5 miles from Highway 71, on Lake Matthews Rd. 152 Comment
  HSC66629  Encelia farinosa Christopher Davidson 1979-4-4 7731 Riverside Orocopia Mtns., E of Box Canyon on Box Canyon Rd., 15.1 mi. E of Mecca, dirt road to the SE 579 Comment
  RSA678359  Encelia farinosa Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10494 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
  RSA775597  Encelia farinosa Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 796 Riverside Mecca Hills, just south of Shaver's Well. 305 Comment
  RSA795939  Encelia farinosa Duncan S. Bell 2009-4-18 257 Riverside Arica Mountains: southeast side of range, approximately 0.5 air mile southwest of Priests Well. 311 Comment
  UC1118071  Encelia farinosa R. St. John 1930-3-26 109 Riverside Elsinore Quad., Lamb Canyon 518 Comment
  UCR120566  Encelia farinosa Helen Kennedy, T. B. Salvato 2002-2-2 5452 Riverside Western Colorado Desert/ San Jacinto Mtns, Coachella Valley, Agua Caliente Indian Reservation, mouth of Andreas Canyon at Palm Canyon, S edge of Palm Springs between Andreas Cyn. Rd. and water tank on W edge of sec. 2 244 Comment
  UCSB29016  Encelia farinosa Hornemann, D. 1977-2-26 Riverside Box Canyon Wash 60 Comment
  POM356694  Encelia farinosa var. farinosa E. Crow 1929-2-24 174 Riverside Andreas Mesa, near Palm Springs. Colorado Desert. Comment
  RSA342564  Encelia farinosa var. farinosa R. F. Thorne, Dick Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54015 Riverside San Bernardino Mountains: 1/4 mile W of Whitewater P. O. and 1/2 mile W of Whitewater River 415 Comment
  JEPS34094  Encelia frutescens Marjorie D. Clary 1932-4-7 815 Riverside ca 5 mi n Palm Springs (State Highway); Garnet Comment
  JOTR37056  Encelia frutescens Hodges, Stephen R., E. Heck and A. Ingersoll 2015-9-24 611 Riverside Joshua Tree National Park. Pinto Basin, in sandy wash running west from Pinto Wells at the base of sand ramps and the Eagle Mountains Comment
  RSA0050255  Encelia frutescens J. M. Andre 2013-3-27 24845 Riverside along Wilson River Crossing Rd, 0.8 mi. east of Hwy 95, 12.4 mi. south of Vidal Jct 114 Comment
  CLARK-A1528-1811  Encelia virginensis subsp. actonii John C. Roos 1941-8-2 84 Riverside 609 Comment
  RSA644564  Ephedra aspera L. C. Wheeler 1955-6-16 7158 Riverside Palm to Pines Highway: 0.45 mile downhill from 3000 foot marker. 915 Comment
  HSC66449  Ephedra californica Christopher Davidson, B. Gustafson 1977-4-7 5575 Riverside Whitewater Canyon Rd., (exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62. Near Start of Angeles [actually Pacific] Crest Trail. Hillside, N slope 610 Comment
  UCR168489  Ephedra californica Dr. H. de Forest 1925-4-17 s.n. Riverside San Gorgonio Pass, Cabazon 549 Comment
Read comments Mar 13 2011
  UCR193260  Epilobium A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35617 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.0 mi WSW of Fleming Ranch, at ephemeral stream crossing of dirt track 1561 Comment
  CSUSB1324  Epilobium adenocaulon var. parishii Frank C. Vasek 1964-7-25 640725 9 Riverside San Jacinto Mountains San Jacinto Mountains. Dark Canyon, near Wet Canyon campground. Comment
  RSA711039  Epilobium brachycarpum A. C. Sanders, Kelly Volansky 2005-8-31 31579 Riverside Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., ca 0.5 mi. N of Tenaja Rd. 671 Comment
  UCR178007  Epilobium canum T. B. Salvato, Tracy Tennant 1998-7-18 MOR- 621 Riverside San Bernardino Mtns., Morongo Indian Reservation, vicinity of Wood and Potrero Canyons 1280 Comment
  RSA588345  Epilobium canum subsp. latifolium N. C. Cooper 1943-9-11 922 Riverside San Jacinto Mountains, Below Idyllwild. 1372 Comment
  UC1366078  Epilobium canum subsp. latifolium Nancy Ryan Zabriskie 1969-11-8 239 Riverside in wash ca 50 ft from stream (near Palm Springs); Andreas Canyon 274 Comment
  UCR3530  Epilobium ciliatum Frank C. Vasek 1964-6-24 640624- 01 Riverside City of Riverside, University of California Riverside campus. Life Science greenhouse. 335 Comment
  UCR124147  Epipactis gigantea Steven R. Hill 2001-4-29 33526 Riverside Western Colorado Desert/ San Bernardino Mtns., E side of Whitewater Canyon along Whitewater River, east of Whitewater Canyon Road, about 2 mi north of Route I-10 549 Comment
  IRVC1251  Equisetum laevigatum R. H. Whittaker, W. A. Niering 1963-6-6 SJ 259 Riverside San Jacinto Ridge Road (5509) N Fork San Jacinto River. Peninsular Ranges, San Jacinto Mountains 1311 Comment
  SD137996  Equisetum laevigatum Darin L. Banks, Steve Boyd 1995-5-4 302 Riverside North slope of Agua Tibia Mountain, east of Dripping Springs Alcove area, north of Wildhorse Trail, along Arroyo Seco 598 Comment
  UC576272  Eragrostis cilianensis H. S. Yates 1936-8-29 6372 Riverside Idlewild; San Jacinto Quadrangle Comment
  RSA314486  Eragrostis cilianensis R. F. Thorne 1982-10-8 55365 Riverside Mouth of Whitewater Canyon near Whitewater Post Office in sandy wash between old and new highway bridges and along Whitewater River. 412 Comment
  RSA682319  Eragrostis pectinacea var. pectinacea A. C. Sanders, T. Schram, D. Wappler 1994-10-4 15770 Riverside San Jacinto Mts. N slope of mts.; Twin Pines Creek in vicinity of confluence w/ Brown Crk. & of the dirt road crossing., (116 deg 48'W, 33 deg 53'N 854 Comment
  SEINET3243707  Eragrostis pectinacea var. pectinacea A. C. Sanders 2004-1 28767 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. 433 Comment
  UCR103783  Eragrostis pectinacea var. pectinacea Scott D. White 1994-10-17 2465 .2 Riverside Temecula Valley, Murrieta Creek channel, downstream from confluence with Santa Gertrudis Creek, south of bridge at Winchester, north of Long Valley Road. 305 Comment
  POM259966  Eremalche exilis P. A. Munz 1940-3-23 15723 Riverside north end of Pinto Basin. 610 Comment
  SBBG71536  Eremalche rotundifolia S. W. Hutchinson -Feb-1925 698 Riverside entrance to Painted Cyn Comment
  UC1551914  Eremalche rotundifolia David Charlton 1988-2-18 1140 Riverside s. of Joshua Tree Nat'l Park (Fargo Canyon Rd. to Cottonwood Wash, parallel to I-10, 1 mi. e. of junction Dillon Rd. and Fargo Canyon Rd.); s. side Little San Bernardino Mts. Comment
  SBBG28432  Eremocarya lepida D. Myrick 1964-4-30 825 Riverside Pines to Palms Hwy 74, 15 mi W of Palm Desert 1219 Comment
  CAS-BOT-BC514307  Eriastrum densifolium subsp. austromontanum H. M. Hall 1901-7-1 2384 Riverside San Jacinto Mountains 1584 Comment
  SD137689  Eriastrum densifolium subsp. elongatum Darin L. Banks, Steve Boyd 1995-10-17 784 Riverside Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; along lower Arroyo Seco, south of the Dripping Springs Campground, along the broad alluvial benches north of where Arroyo Seco turns to the east. 512 Comment
  RSA0097953  Eriastrum densifolium subsp. mohavense Duncan S. Bell 2014-11-14 7720 Riverside Santa Rosa Mountains; in the Santa Rosa Wilderness area; west side of Martinez Mountain; collecting at Cactus Spring. 1292 Comment
  RSA0120106  Eriastrum eremicum subsp. eremicum J. B. Feudge 1926-4-13 1365 Riverside Palm Springs, Colorado Desert. 152 Comment
  RSA0121568  Eriastrum sapphirinum subsp. dasyanthum Scott D. White, Angelia Carey 2004-7-2 10569 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  CAS-BOT-BC123853  Eriastrum sapphirinum subsp. sapphirinum Blanche Trask 1903-11-1 s.n. Riverside San Jacinto Mountains Comment
  LA203664  Ericameria cuneata var. spathulata Carl Epling; 1937-11-26 sn Riverside White Tank, 29 Palms Comment
  CDA37835  Ericameria linearifolia Mike Lahti 2012-5-1 PDR# 1590362 Riverside Ramsey Road, one mile east of Terwilliger Road, six miles south of Anza. 0 Comment
  OBI5706  Ericameria linearifolia Carl B. Wolf 1931-5-11 1951 Riverside Hemet Valley, San Jacinto Mtns Comment
  SD84904  Ericameria linearifolia Nancy Ryan Zabriskie, Walter Zabriskie 1972-3-30 491 Riverside West of Sugarloaf Mountain along Carrizo Road. 1220 Comment
  CAS-BOT-BC299543  Ericameria paniculata Mrs. Robert Campbell 1921-11-26 4 Riverside Between Palm Springs and Indian Wells Comment
  POM10311  Ericameria pinifolia Charlotte M. Wilder 1904-09 386 Riverside W Riverside Comment
  UC55175  Ericameria pinifolia H. M. Hall 1902-4-8 2763 Riverside Thomas Valley San Jacinto Mountains, Thomas Valley 1371 Comment
  UCR117710  Ericameria pinifolia Mitch Provance 1998-6-11 680 Riverside Jurupa Mountains, 'Twin Canyons', south of the historical community known as Declezville; housing development now known as Southridge 320 Comment
  SEINET10617402  Erigeron breweri David B. Dunn, Melvin L. Conrad; Douglas G. LeDoux 1973-6-15 Dunn 20756 Riverside Along Hwy. 74 W of the Jct. rd. to Idyllwild, 11 mi. W, at the lower edge of the coulter Pines and near the chaparral. Decomp. granite. Comment
  JOTR31167  Erigeron breweri var. covillei La Doux, Tasha 2009-6-3 1873 Riverside Joshua Tree National Park. (Stop 6): Little San Bernardino Mountains, Covington Flats Area, dry ephemeral wash near parking area 1426 Comment
  RSA761280  Erigeron foliosus Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade, et al. 2010-8-14 715 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UCSB37926  Erigeron foliosus Roos, John 1965-6-19 Riverside Sky Line Drive, S of Corona, Santa Ana Mountains. Comment
Read comments May 21 2011
  POM48719  Erigeron foliosus var. foliosus P. A. Munz, I. M. Johnston 1924-7-29 8840 Riverside 7 mi SE of Poppet Flat, San Jacinto Mts. 1524 Comment
  RSA585500  Erigeron foliosus var. foliosus D. L. Banks, Steve Boyd 1995-5-9 0362 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
  CLARK-A1528-205  Erigeron foliosus var. stenophyllus C. M. Flanagan 1973-5-31 OO 604 Riverside Morongo Indian Reservation 914 Comment
  CLARK-A1656-830  Erigeron philadelphicus Jon Mark Stewart 1982-11-13 82-015 Riverside Indio Hills 198 Comment
  UCD65680  Eriochloa aristata J. C. Roos 1965-9-26 Riverside In Indio. Comment
  CAS-BOT-BC189074  Eriodictyon crassifolium Street; Durant 1918-5-12 s.n. Riverside San Jacinto River Canon [Canyon] Comment
  CAS-BOT-BC189084  Eriodictyon crassifolium Nancy Ryan Zabriskie; Walter Zabriskie 1970-3-27 269 Riverside Adjacent to and above stream below Andreas Canyon Club clubhouse, Andreas Canyon 304 Comment
  RSA34589  Eriodictyon crassifolium N. C. Cooper 1944-5-6 1170 Riverside Banning. 701 Comment
  RSA766538  Eriodictyon crassifolium Scott D. White, Angelia Carey 2004-4-5 10007 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  RSA0034877  Eriodictyon crassifolium Norman C. Cooper 1944-5-20 1309 Riverside Palms to Pines Highway. San Jacinto Mountains. 1280 Comment
  UC1980061  Eriodictyon trichocalyx var. trichocalyx LeRoy Gross, Jackie McConnaughy, Drew monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4299 Riverside Transverse Ranges; San Bernardino Mountains region: 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. Comment
  CAS-BOT-BC248643  Eriogonum apiculatum H. M. Hall 1897-7-1 849 Riverside San Jacinto Mountains 1828 Comment
  POM184032  Eriogonum apiculatum P. A. Munz 1932-10-16 12846 Riverside Santa Rosa Mountains: road from Indio to Vandeventer Flat. 1159 Comment
  RSA65230  Eriogonum apiculatum F. W. Peirson 1924-7-29 5026 Riverside Open Mountain slope on road from Banning to Idyllwild, San Jacinto Mountains. 1677 Comment
  SDSU5921  Eriogonum apiculatum F. Youngberg 1933-8-26 Riverside Idyllwild, San Jacinto Mts. Comment
  SEINET5328305  Eriogonum apiculatum J. L. Reveal, Barbara J. Ertter 1976-6-30 4569 Riverside Santa Rosa Mtns, along the dirt road to Santa Rosa Mtn. at Stump Spring Camp, about 13.5 mi SE of California Hwy 74, 2316 Comment
  JOTR36396  Eriogonum davidsonii La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, B. Truesdell, M. Wheeler 2012-10-2 3348 Riverside Joshua Tree National Park. Little San Bernardino Mtns: Pushwalla Canyon, approx 100 m W of Pinyon Well site at spring Comment
  POM229032  Eriogonum davidsonii P. A. Munz 1937-5-29 15152 Riverside Deep Canyon, Santa Rosa Mountains. 1067 Comment
  RSA239197  Eriogonum davidsonii James L. Reveal, Caroline G. Reveal 1972-8-9 2862 Riverside Highway 243, at the turnoff to Fern Basin, opposite Alandale Ranger Station, about 5.5 miles north-north-west of Idyllwild. Comment
  RSA592689  Eriogonum deflexum var. deflexum Scott D. White, Duayne Haselfeld 1996-7-2 4273 -A Riverside Pinyon Flat area, N of Hwy. 74, ca. 10 road mi. E of junction w/ Hwy. 371. W facing slope of Sugarloaf Mtn and adjacent valley. 1250 Comment
  POM202624  Eriogonum elongatum Marcus E. Jones 1933-10-29 s.n. Riverside Palm Springs. Comment
  RSA393519  Eriogonum elongatum N. C. Cooper 1943-9-26 930 Riverside Cabazon. 549 Comment
  CAS-BOT-BC249760  Eriogonum elongatum var. elongatum John Thomas Howell 1928-11-4 4089 Riverside Between Banning and Cabazon in San Gorgonio Pass Comment
  RSA65145  Eriogonum fasciculatum F. W. Peirson 1928-4-24 7907 Riverside Cottonwood Spring, west end of Eagle Mtns. 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
  UCR108156  Eriogonum fasciculatum subsp. foliolosum B. G. Pitzer 1997-3-23 2985 Riverside Perris-Aguanga Basin Region, Lakeview Mtns, c. 1 air mi. SSW of Mt. Rudolph, along powerline road 0.3 mi. east of Contour (Juniper Flats) Rd. 610 Comment
  RSA500168  Eriogonum fasciculatum var. foliolosum Steve Boyd, Tim S. Ross, L. Arnseth 1989-6-10 3659 Riverside Vail Lake area, Temecula Creek canyon below the dam. 457 Comment
  UC6288  Eriogonum fasciculatum var. foliolosum Geo. F. Reinhardt June, 1897 Riverside San Jacinto Valley Comment
  RSA739339  Eriogonum fasciculatum var. polifolium Keith E. Hoffmaster 1936-4-26 714 Riverside Box Springs grade. Comment
  UC1366081  Eriogonum fasciculatum var. polifolium Nancy Ryan Zabriskie 1969-4-27 204 Riverside near Palm Springs; Andreas Canyon 365 Comment
  RSA766083  Eriogonum inflatum Joseph A. Ewan 1930-4-18 3087 Riverside Dry Morongo Creek below Morongo Valley. 518 Comment
  RSA772057  Eriogonum inflatum Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4622 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  CAS-BOT-BC270598  Eriogonum molestum James L. Reveal; C. Rose Broome 1987-6-27 6613 Riverside Along Morris Ranch Road, 1.9 mile northeast of California Highway 74 and about 1.5 mile northeast of Kenworthy Guard Station, about 8 airline miles southeast of Mountain Center, San Jacinto Mountains 1584 Comment
  RSA701044  Eriogonum nidularium Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11289 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
  UCR242665  Eriogonum nudum subsp. pauciflorum A. C. Sanders 2013-7-6 40853 Riverside Peninsular Range; San Jacinto Mountains, SE of Idyllwild on South Ridge along FS Rd. 5S11, at junction with small side road 1905 Comment
  JOTR35374  Eriogonum nudum var. pauciflorum Wheeler, Mark 2011-10-20 s.n. Riverside Joshua Tree National Park. just east of Inspiration Point, localized population in canyon 1620 Comment
  LA206954  Eriogonum nudum var. pauciflorum H. Lewis; 1939-10-21 1014 Riverside San Jacinto Mountains, Taquites Peak 2133 Comment
Read comments Mar 2 2014
  JOTR16817  Eriogonum plumatella Hogan, J. 1974-6-27 75 Riverside Joshua Tree National Park. ABOUT 0.75 MILES EAST OF EUREKA PEAK 1584 Comment
  UCR104041  Eriogonum pusillum George K. Helmkamp 1998-4-3 3066 Riverside Sonoran (Colorado) Desert, Whitewater River, bordering the north side of Hwy I-10; E side of the river 396 Comment
  RSA339321  Eriogonum reniforme Robert F. Thorne, W. A. Tilforth 1980-5-28 54180 Riverside San Bernardino Mountains: Whitewater ridge above old bridge. Comment
  CLARK-A1528-748  Eriogonum thomasii Fred B. Essig 1967-3-12 Riverside Joshua Tree Monument Comment
  JEPS56267  Eriogonum thomasii W. L. Jepson 1928-4-23 12546 Riverside Shaver's Well Colorado Desert, Shaver's Well 152 Comment
  RSA424962  Eriogonum thomasii Robert L. Dressler 1949-3-19 382 Riverside Box Canyon, Orocopia Mts. Comment
  SBBG81367  Eriogonum thomasii S. A. Junak 1983-3-23 1635 Riverside E side of Jefferson Rd across from entrance to Cahuilla Lake County Park, S of Indio Comment
  SD174876  Eriogonum thomasii Mark A. Elvin 2005-4-26 4225 Riverside Coachella Valley; N of Agua Caliente Indian Reservation, N of Ramon St. 3km NW of thousand Palms 182 Comment
  UC412837  Eriogonum trichopes Geo. B. Grant May 1 1906-May 10 1906 444 -6719 Riverside Palm Springs Colorado Desert, Palm Springs Comment
  UCR50886  Eriogonum trichopes A. C. Sanders 1988-5-11 7809 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal, east of the gasline road from Niland 549 Comment
  CAS-BOT-BC264920  Eriogonum wrightii var. membranaceum Steve Boyd 1985-12-24 1196 Riverside Along Gavilan Creek drainage system, Gavilan Plateau, Gavilan Hills Comment
  RSA0118094  Eriogonum wrightii var. membranaceum Sarah DeGroot, Duncan S. Bell 2015-9-21 7581 Riverside Santa Rosa Mountains south-southwest of Palm Desert. Along Dunn Road, between Asbestos Mountains Haystack Mountain. 1241 Comment
  UC68594  Erioneuron pulchellum H. M. Hall 1905-5-1 5961 Riverside Colorado River Colorado Desert (canyons along river) Comment
  CAS-BOT-BC298482  Eriophyllum ambiguum var. paleaceum F. W. Peirson 1920-2-16 1387 Riverside Below Murray Canyon, Palm Springs region 274 Comment
  CDA32920  Eriophyllum confertiflorum Mike Lahti 2010-5-5 PDR# 1358681 Riverside Hills on the west side of Temecula. 0 Comment
  POM4924  Eriophyllum confertiflorum P. A. Munz 1918-4-27 2156 Riverside Temescal Canyon. Comment
  UCR230932  Eriophyllum confertiflorum T. B. Salvato, Richard Camacho 2011-6-12 5488 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
  UCSB6520  Eriophyllum confertiflorum Kamb, Peter 1947-6-7 Riverside Arid Transition Zone; Hall Canyon, San Jacinto Mts. 1645 Comment
  LA203537  Eriophyllum confertiflorum var. confertiflorum W. Pequegnat; 1937-8-31 sn Riverside SANTA ANA MOUNTAINS, Indian Truck Trail. Comment
Read comments Oct 7 2013
  SDSU12855  Eriophyllum confertiflorum var. confertiflorum Janet M. Knotts, Jill Steinberg 1998-3-11 11 III1998C Riverside Ca. 1/4 mile along foot trail leading southeast from road, ca. 1/4 mile northeast of Santa Margarita (SDSU) Field Station, north of Santa Margarita River. 335 Comment
  SDSU13541  Eriophyllum confertiflorum var. confertiflorum W. Miller, C. Mosse 1972-7-5 Riverside Comment
  POM12942  Eriophyllum multicaule P. A. Munz, I. M. Johnston 1922-5-19 5345 Riverside 5 miles NE of Murietta. 457 Comment
  RSA182343  Eriophyllum multicaule J. D. Olmsted 1962-5-2 3435 Riverside By saddle just N of highest part of Box Spring Mountains. 777 Comment
  UC71969  Eriophyllum multicaule Miss M. A. King 1893-1 Riverside Menifee Comment
  UC891163  Eriophyllum multicaule Marcus E. Jones, A. M. 1882-4-25 3173 Riverside San Jacinto Comment
  UCR120308  Eriophyllum multicaule Mitch Provance 1997-5-18 1092 Riverside Jurupa Mountains, Pyrite Canyon, c. 0.4 km south of the end of Savonia Dr. in Southridge, Fontana, just on the Riverside Co. side of the county line 351 Comment
  UCR87616  Eriophyllum wallacei A. C. Sanders 1994-5-29 14579 Riverside San Bernardino Mtns, East Branch Millard Canyon, along Forest Service Road 4S45 1200 Comment
  JOTR16709  Erodium cicutarium Baker, James K. & Baker, Ilisa T. 1966-6-17 s.n. Riverside Joshua Tree National Park. COVINGTON FLATS Comment
  JOTR31910  Erodium cicutarium La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2156 Riverside Joshua Tree National Park. North Hexie Mountains; sandy pediment bajada surrounding granitic outcrops near Stirrup Tank parking lot Comment
  RSA192021  Erodium moschatum E. W. Lathrop 1966-3-20 6056 Riverside 3 miles W of Murrieta Comment
  UCR274557  Erodium texanum R. E. Riefner Jr., Ileene Anderson 2005-4-14 05- 198 Riverside City of Hemet, hills east of Winchester Rd. and west of MWD canal [south of Hwy 74] 593 Comment
  RSA0014876  Erythranthe floribunda J. D. Olmsted 1959-4-18 423 Riverside 3 miles N of Elsinore on Hwy 71 in weedy area on east side of road. Base of Santa Ana Mountains. Drainage to Santa Ana River. 335 Comment
  CAS-BOT-BC166986  Erythranthe guttata Oleg Pryadko 2008-5-2 052 Riverside San Bernardino Valley Region: western Riverside near Pedley, Hidden Valley Wildlife Area, c. 1200 ft. south of Clay St. and General Road, 1000 ft. east of Van Buren Blvd., north bank of Santa Ana River 208 Comment
  SEINET269260 Image available Erythranthe guttata M. A. Patten, S. J. Myers 1993-1 Riverside Along Tahquitz Creek and in neighboring creosote scrub behind the debris basin dam in Palm Springs 183 Comment
  RSA0020064  Erythranthe guttata Mary F. Spencer 1918-4-6 220 Riverside Murray Canyon, Colorado Desert. 152 Comment
  SD138803  Erythranthe parishii Craig Reiser 1993-4-25 Riverside Near Aguanga, floodplain of Temecula Creek southeast of the Aguanga Store Comment
  JOTR32898  Eschscholzia La Doux, Tasha 2008-2-4 2940 Riverside Joshua Tree National Park. Stop #1: Hexie Mtns./Porcupine Wash; open sandy wash near road heading to Cottonwood. 745 Comment
  UCD96504  Eschscholzia androuxii Shannon M. Still; Carolyn Still, Steven Still 2009-3-28 511 Riverside California. Riverside County: Joshua Tree National Park. 623 Comment
  RSA524220  Eschscholzia californica Steve Boyd, Tim S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4014 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  SDSU832  Eschscholzia californica D. Hunsaker 1962-4-10 Riverside 3 miles SW from Temecula. Comment
  SEINET156040  Eschscholzia californica Norman C. Cooper 1944-4-22 1139 Riverside Banning. 762 Comment
  UC118512  Eschscholzia californica Charlotte M. Wilder June, 1905 653 Riverside Wilder's Canyon West Riverside, Jurupa Hills Comment
  RSA680918  Eschscholzia glyptosperma Scott D. White, Michael Honer 2003-5-14 9276 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  SEINET10476378  Eschscholzia glyptosperma David B. Dunn, Dhogo; Schroeder, (UMO); Bruskin; A. Folsom 1948-3-14 Dunn 3754 Riverside Found in wash above quad 6. Indio hills, colorado desert. Near pushawalla. Comment
  RSA771518  Eschscholzia minutiflora Keith E. Hoffmaster 1935-3-31 564 Riverside Palm Springs. Comment
  RSA796099  Eschscholzia minutiflora Duncan S. Bell 2009-4-20 303 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  UC10051  Eschscholzia minutiflora S. B. Parish Apr 4 1896-Apr 13 1896 4106 Riverside Palm Springs (Agua Caliente) San Jacinto Mt. (desert base of mt.) 152 Comment
  RSA0023224  Eschscholzia papastillii M. B. Dunkle 1933-3-4 3063 Riverside Painted Canyon, Colorado Desert. 30 Comment
  UCD96509  Eschscholzia papastillii Shannon M. Still 2009-2-22 443 Riverside California. Riverside County: Joshua Tree National Park. ca. 2/3 way to Lost Palms Canyon on either side of Lost Palms Canyon Trail. 932 Comment
  RSA0022893  Eschscholzia papastillii I. W. Clokey 1935-4-17 6631 Riverside Cottonwood Springs. Colorado desert. Comment
  CAS-BOT-BC419611  Eschscholzia parishii Alice Eastwood 1913-4-30 3080 Riverside Palm Canon [Canyon], Palm Springs 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
  SBBG70178  Eschscholzia parishii M. N. Ackley -Mar-1928 772 Riverside Colorado Desert Comment
  SEINET3347397 Image available Eschscholzia parishii Jim Andre, T. La Doux 2009-3-10 11234 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
  CAS-BOT-BC520439  Eucalyptus camaldulensis A. C. Sanders; John F. Green 2012-3-20 39978 Riverside Peninsular Range; Elsinore Trough: Lake Elsinore, Collier Ave. at 3rd St., just S of I-15 Fwy 388 Comment
  RSA0010858  Eucalyptus camaldulensis Scott D. White, D. Flietner 1998-12-2 7195 Riverside Along Temescal Creek. Temescal Canyon/Lake Elsinore area. 366 Comment
  UC1929898  Eucalyptus camaldulensis Scott D. White, Angelia Carey 2004-7-2 10599 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. San Jacinto 7.5' Quad. Comment
  UCR162549  Eucalyptus camaldulensis S. J. Myers 2005-10-6 s.n. Riverside Perris-Aguanga Basin, Noble Creek near Hwy I-10 at San Timoteo Canyon Road/Oak Valley Parkway 762 Comment
  RSA0012837  Eucalyptus tereticornis Chris M. Johnson 1970-3-16 74 Riverside Outside Corona, Hwy 71, at Rancho El Hermano entrance. 244 Comment
  RSA495797  Eucrypta chrysanthemifolia Steve Boyd, Tim Ross, L. Arnseth 1989-3-11 2904 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam. 396 Comment
  RSA522740  Eucrypta chrysanthemifolia Steve Boyd, Tim Ross, L. Arnseth 1990-3-29 3847 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain. 396 Comment
  UCR167433  Eucrypta chrysanthemifolia John F. Green 2005-3-16 s.n. Riverside Perris-Aguanga Basin, Cajalco Canyon, SE of Corona, SW of Lake Mathews, east of Calif. highway 71; Collections made while monitoring pipeline repair 366 Comment
  UCR21927  Eucrypta chrysanthemifolia var. chrysanthemifolia Steve Boyd 1980-4-8 110 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UCR49223  Eucrypta chrysanthemifolia var. chrysanthemifolia Steve Boyd 1986-4-2 1602 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  RSA0123082  Eucrypta micrantha Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 8975 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in a side canyon off of Martinez Canyon, approximately 7 air miles southeast of the summit of Martinez Mountain. 698 Comment
  SBBG35136  Eulobus californicus T. L. Secrest 1948-4-7 Riverside 5 mi below Whitewater 274 Comment
  SBBG61339  Eulobus californicus M. N. Ackley 1928-3-10 734 Riverside Bridge Haven 426 Comment
  SDSU13834  Eulobus californicus W. Miller, C. Mosse Riverside Comment
  RSA152148  Euonymus occidentalis var. parishii Wesley O. Griesel 1962-6-29 s.n. Riverside Dark Canyon; San Jacinto Mountains. Comment
  UC489088  Euonymus occidentalis var. parishii C. V. Meyer 1928-7-24 514 Riverside San Jacinto Mts., Idyllwild Falls 1889 Comment
  SEINET4691917  Euphorbia abramsiana Duncan S. Bell 2012-1 4176 Riverside Rice Valley; east side of the Arica Mountains; approximately 6 air miles southeast of the ghost town of Rice and approximately 5.5 air miles east of Priests Well. 202 Comment
  UCR17102  Euphorbia albomarginata S. W. Austin 1969-5-10 33 Riverside Peninsular Range, Alberhill Road, 2.25 - 2.5 mi. NW of Elsinore on slope on SW side of road 305 Comment
  UCR172190  Euphorbia albomarginata John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, City of Temecula, Immediately N and south of Murrieta Hot Springs Road along San Diego Aqueduct right-of-way 396 Comment
  RSA286540  Euphorbia eriantha John F. Emmel 1979-3-12 622 Riverside Big Maria Mtns.; near SW base of Black Hill, near SW base of the mtns. 267 Comment
  UC68669  Euphorbia eriantha H. M. Hall 1905-4-23 5876 Riverside Chuckawalla bench Colorado Desert Comment
  OBI39241  Euphorbia maculata A. C. Sanders 1982-6-12 2713 Riverside Riverside, garden at 422 Campus View Dr Comment
  SDSU17677  Euphorbia polycarpa Jerry Jenkins 2001-4-3 2001 -039 Riverside Santa Margarita Ecological Reserve. Road to mine, UTM zone 6, 482900E, 3699600N. Comment
  UCR113197  Euphorbia polycarpa A. C. Sanders 1998-3-11 21670 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, north of Diamond Valley, near high water line of reservoir under construction 518 Comment
  RSA432471A  Euphorbia polycarpa var. hirtella N. C. Cooper 1936-1 2160 Riverside 17 Palms. -30 Comment
Read comments Mar 16 2014
  RSA432488A  Euphorbia polycarpa var. hirtella N. C. Cooper 1949-4-8 3270 Riverside Mecca Pass east of Indio. 548 Comment
  CLARK-A1528-440  Euphorbia polycarpa var. polycarpa Penny Stead 1970-4-21 Riverside University of California 274 Comment
  UCR267165  Euphorbia spathulata Mitch Provance, Matt Amalong 2015-3-24 315- 14 Riverside Temecula/Murrieta Region, Murrieta Hot Springs, SW base of unnamed hill 0.6 miles W of Skunk Hollow, N side of Murrieta Hot Springs Rd at Chandler Dr., S of the lower watertank 406 Comment
  UC485618  Euthamia occidentalis R. L. Pendleton 1905-10-1 284 Riverside West Riverside 274 Comment
  CLARK-A1528-5749  Fagonia californica var. glutinosa John C. Roos 1947-2-1 3220 Riverside Painted Canyon 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
  LA105789  Fagonia laevis David Charlton; 1988-2-18 1149 Riverside S side of Little San Bernardino Mountains, Fargo Canyon Road to Cottonwood Wash, S of Joshua Tree National Park, parallel to I-10, 5 mi E of Jct Dillon Rd. and Fargo Cyn Rd 761 Comment
  RSA0040074  Fagonia laevis Jim Andre 2014-1-27 26657 Riverside At mine site (and borrow pit), in canyon 1.3 mi. west of Hwy 95 (at Wilson Rd), 12.2 mi. south of Vidal Jct (at Hwy 62). 224 Comment
  RSA77840  Fagonia laevis F. Brubaker, Margaret Slaton 1929-4-28 495 -54 Riverside Hidden Springs, Colorado Desert Comment
Read comments Nov 11 2011
  VVC1721  Fagonia laevis Jim Andre, T. La 2009-3-10 s.n. Riverside Colorado Desert, Joshua Tree Natl. Park; south end of the Cottonwood Mtns near Pinkham Wash just N of aquaduct just inside JTNP boundary, approx 7 mi W of S entrance into park at Cottonwood. 542 Comment
  RSA591751  Festuca elmeri E. W. Lathrop 1966-5-26 6333 Riverside Mail Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  SEINET1910073  Festuca microstachys T. B. Salvato, John F. Green 2004-1 572 Riverside San Bernardino Mts; Head of banning (San Gorgonia River) Canyon close to the San Bernardino Co. line, 1 mi SE of Oak Glen Conservation Camp (Forest Falls 7.5) 409 Comment
  UCR260587  Festuca octoflora A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-3 41556 Riverside Peninsular Range, Eastern Foot of the Santa Ana Mtns., Temescal Canyon NW of Horsethief Canyon Rd. along DePalma Rd., SE of Glen Eden Rd. and south of the east end of Lee (Corona) Lake, south side of I-15 370 Comment
  CLARK-A1045-169  Filago arizonica George K. Helmkamp 1979-4-27 Riverside Santa Ana Mountains Wildomar 7.5'Q Comment
  RSA763403  Filago californica Scott D. White, Angelia Carey 2004-4-5 10001 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  UCR177826  Filago californica S. J. Myers, John Green 2003-4-23 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1098 Comment
  UCR213571  Filago californica A. C. Sanders, Matthew Malle 2010-4-23 38001 Riverside Peninsular Range, Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  SEINET8547771  Forestiera neomexicana I. W. Clokey, C. B. Clokey, B. Templeton 1930-4-15 s.n. Riverside Gavilan Peak, Ravine bottom 550 Comment
  RSA756345  Forestiera pubescens O. F. Clarke 2005-10-15 s.n. Riverside Riverside, Santa Ana River c. 200 m below old Salt Lake Railroad bridge. 215 Comment
  UC19171  Fouquieria splendens subsp. splendens H. M. Hall 1902-4-11 2789 Riverside Coyote Canyon Colorado Desert (w borders of Colorado) 152 Comment
  POM12743  Fraxinus coriacea P. A. Munz 1922-6-24 s.n. Riverside Pipe Creek, Kenworthy 1524 Comment
  LA50901  Fraxinus dipetala Joseph Andorfer Ewan; 1933-3-19 10897 Riverside Santa Ana Mountains, Tin Mine Canyon Comment
  UCR13755  Fraxinus velutina var. coriacea N. R. Zabriskie, W. W. Zabriskie 1972-5-22 544 Riverside Santa Rosa Mtns., Cactus Spring Trail crossing of Horsethief Creek, tributary to Deep Canyon, N slope Santa Rosa Mts. 1098 Comment
  POM346577  Funastrum cynanchoides var. hartwegii Barry Burnell 1970-3-24 163 Riverside 2 miles up Tramway Road off Hwy 111 Chino Canyon, San Jacinto Mts. 457 Comment
  RSA210976  Funastrum cynanchoides var. hartwegii C. W. Tilforth 1969-7-25 217 Riverside 3/10 mi. n.w. of Aguaga, State hiway 79. Comment
Read comments Jun 16 2013
  JOTR36481  Funastrum hirtellum La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3441 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; at top of large cobbley wash, near Russi Rocks guzzler (Stop 4) 538 Comment
  SD181719  Funastrum hirtellum Scott D. White 1999-4-20 7278 Riverside Southern foothills of the Big Maria Mountains, northwest of California Highway 95. 89 Comment
  UCR244894  Funastrum hirtellum Jim Andre 2012-3-19 21374 Riverside Sonoran (Colorado) Desert, Palen Valley along Palen Pass Rd [Coxcomb Monument Rd.] (dirt), 7.1 mi. east of Hwy 177 321 Comment
  SD237293  Funastrum utahense Dave Silverman 2010-3-30 7886 Riverside UTM in supplement. East bajada flank of southern McCoy Mtns, 1 km west of Black Creek Rd, 7.8 km east of McCoy Pk, and 4.8 km N of I-10. 164 Comment
  RSA737323  Gaillardia pulchella Justin M. Wood 2008-9-22 156 Riverside SW Perris Basin; Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  UCR132704  Galium angustifolium A. C. Sanders, T. B. Salvato 2004-2-16 27391 Riverside Santa Ana Mtns., foothills at edge of Temescal Valley, summit of ridge proposed for removal at development called 'Trilogy at Glen Ivy,' south of Brown Canyon 451 Comment
  CLARK-A1528-7881  Galium angustifolium subsp. angustifolium John C. Roos 1948-5-8 3819 Riverside Whitewater Canyon 548 Comment
  JEPS56068  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and Clare Hardham 1965-6-17 4131 Riverside on Alvin Meadows road below Idyllwild; San Jacinto Mts. Comment
  JEPS7849  Galium angustifolium subsp. angustifolium Marjorie D. Clary 1932-7-4 983 Riverside 10 mi se Kenworthy (near springs in canyon); Santa Rosa Mts. 1371 Comment
  RSA209589  Galium angustifolium subsp. angustifolium R. P. Sunderman 1968-4-26 s.n. Riverside UCR campus. 396 Comment
  UCR116892  Galium angustifolium subsp. angustifolium A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24207 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, c. 1/4 mi. north of Newport Rd. and 3/4 mi. east of State St. 506 Comment
  JOTR29244  Galium angustifolium subsp. gracillimum La Doux, Tasha 2005-8-8 1524 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Eureka Peak 1676 Comment
  JOTR34210  Galium angustifolium subsp. gracillimum La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 3002 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; burned slopes (2009 fire) above Lost Horse Mine trail, west of mine, with rocky-cobbley soil and rocky outcrops Comment
  JOTR37460  Galium angustifolium subsp. gracillimum Hodges, Stephen, T. Green 2016-5-24 582 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Quail Mountain Complex; On slopes with granitic boulders descending down east side of Minerva Hoyt peak towards Lost Horse area and in sandy washes beneath slopes (Stop 3). Comment
  RSA761272  Galium angustifolium subsp. jacinticum Shawn Krosnick, Lucinda A. McDade, Naomi S. Fraga 2010-8-14 672 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UC2030131  Galium angustifolium subsp. jacinticum Robert F. Thorne, J. P. Simon, and C. W. Tilforth 1969-6-24 38134 Riverside SAN JACINTO MOUNTAINS: San Bernardino National Forest. Hilltop above Lake Fulmor. Comment
  CLARK-A1528-3948  Galium aparine John C. Roos 1937-5-2 Riverside La Sierra Comment
  POM367762  Galium aparine Robert Gustafson 1985-5-20 3115 Riverside San Jacinto Mtns., R-1, between Lake Fulmar and Allandale. Comment
  UCR84785  Galium aparine Scott D. White, S. Ogg 1994-4-21 1958 Riverside San Bernardino Mtns., Millard Canyon, near stream crossing with USFS Road 2S05, c. 4 mi south of Bear Wallow Spring 976 Comment
  JOTR34281  Galium munzii La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 3296 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Ridgeline just south of Quail Mountain peak with steep loose slopes and rocky outcrops (Stop 6) Comment
  SBBG29186  Galium parishii E. C. Jaeger 1949-7-25 Riverside Virgin Spring, N slope Toro Peak 2377 Comment
  RSA739708  Galium porrigens var. porrigens A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35643 Riverside May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1524 Comment
  POM68616  Galium stellatum Marcus E. Jones 1906-4-26 s.n. Riverside Indio Comment
  RSA779685  Galium stellatum subsp. eremicum Duncan S. Bell 2010-4-2 696 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
  UC1375312  Garrya flavescens Larry E. DeBuhr 1972-3-23 529 Riverside Santa Rosa Mts. San Bernardino National Forest (across the valley from Santa Rosa Springs, on s-facing slope below the TV transmitter station) 2316 Comment
  LA205385  Garrya veatchii D. Birindelli; 1969-3-9 56 a Riverside Mt. San Jacinto, S side 1219 Comment
  UC729820  Gayophytum heterozygum Carl B. Wolf 1932-8-4 3912 Riverside near Idyllwild; San Jacinto Mts., Point View 1645 Comment
  POM358666  Geraea canescens Christopher Davidson 1979-4-4 7683 Riverside Orocopia Mts, lower end of Box Canyon on Box Canyon road, 4.4 miles E of Mecca 213 Comment
  RSA27446  Geraea canescens I. L. Wiggins 1941-3-24 9570 Riverside 0.3 miles south of Myoma, 4.6 miles north of Indio. Comment
  UCR177402  Gilia Marisa Sripracha, K. A. Boyd 2004-3-21 053 Riverside San Jacinto Mtns. Foothills/Sonoran (Colorado) Desert, Snow Creek 366 Comment
  RSA705182  Gilia angelensis J. Mark Porter, Sarah J. De Groot 2005-3-9 14257 Riverside Along Whitewater Canyon Road, ca. 3 mi N of the intersection with the frontage road of I 10, W of the road on a steep, rocky slope, W of the river. 575 Comment
  SEINET2445411  Gilia angelensis Daphne K. Christopher, Hannah Stevens 2003-4-6 106 Riverside Motte Rimrock Reserve. Off Sage Rd. 540 Comment
  UC1545280  Gilia angelensis Charles B. Fiker 1946-3-6 3334 Riverside in hills between Aguanga and Cahuilla; bet Aguanga and Coahuila [Cahuilla] Comment
Read comments Mar 2 2016
  UC52727  Gilia angelensis H. M. Hall April, 1902 2919 Riverside vicinity Winchester; vicinity of Winchester Comment
Read comments Mar 20 2011
  UC908355  Gilia angelensis Herbert L. Mason 1928-3-11 4255 Riverside San Gorgonio Pass Comment
  UCD117599  Gilia angelensis J. Powell 1965-4-13 484 Riverside Railroad Canyon, 4 miles east of Elsinore. 396 Comment
  UCR114822  Gilia angelensis Mitch Provance, Seychelle Provance 1998-2-21 90 Riverside Pedley Hills, E side of Camino Real, c. 0.5 miles south of Jurupa Road, in the areas of Pedley/Glen Avon. 396 Comment
  UCR121684  Gilia angelensis D. E. Bramlet 1989-4-7 1816 Riverside Perris-Aguanga Basin region, Lake Skinner County Park, south of Lake Skinner, 4700 ft. west of Old Warren Rd. and 1700 ft. south of the E-W access road 488 Comment
  UCR133957  Gilia angelensis Mitch Provance, J. S. Ross 1998-3-27 MOR- 969 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, just south of the juction with the NE bound road to Deep Cyn. 915 Comment
  UCR249826  Gilia angelensis T. B. Salvato, John Lovio 2013-3-19 7364 Riverside Perris-Aguanga Basin, Menifee Valley, Los Alamos Road at its crossing of Warm Springs Creek, and hill west of Jeanette Drive 402 Comment
  RSA0036700  Gilia angelensis R. F. Thorne 1973-5-23 43863 Riverside Santa Rosa Plateau: Mesa de Colorado. 610 Comment
  RSA92546  Gilia angelensis J. C. Roos, Lucille Roos 1954-4-17 6069 Riverside Pass at summit of Reche Canyon. 732 Comment
  UCR252210  Gilia capitata J. Mendoza 2011-5-13 s.n. Riverside Santa Ana River Regional Park near Louis Rubidoux Nature Center 221 Comment
  POM10417  Gilia capitata subsp. abrotanifolia Charlotte M. Wilder 1907-4-6 s.n. Riverside Whitewater Ranch Comment
Read comments Nov 30 2009
  RSA796519  Gilia capitata subsp. abrotanifolia R. F. Thorne, E. W. Lathrop 1977-5-18 49729 Riverside Santa Ana Mountains: Bear Spring [east slope of Santiago Peak] Comment
  POM10438  Gilia diegensis H. M. Hall 1904-5-19 4949 Riverside Fairmont Park. Comment
  RSA78131  Gilia diegensis Verne Grant, Alva Grant 1953-5-15 18457 Riverside On hwy 74 at Anza junction. 1494 Comment
  CAS-BOT-BC407801  Gilia ochroleuca subsp. exilis Steve Boyd 1986-4-19 1703 Riverside Temescal Canyon: E side of Indian Wash between I-15 and Temescal Canyon Road Comment
  UCR59748  Gilia ochroleuca subsp. exilis Steve Boyd, T. S. Ross, L. Arnseth 1989-3-31 3085 Riverside Vail Lake area, S of Hwy 79, Kolb Creek drainage, west of Woodchuck Rd. 512 Comment
  JOTR34278  Gilia sinuata La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 3293 Riverside Joshua Tree National Park. Little San Bernardino Mtns; ridge just south of Quail Mountain peak; N-facing steep slope (stop 5) Comment
  GMDRC9815  Gilia stellata J. M. Andre 2017-3-1 38049 Riverside Chuckwalla Mountains: along powerline road 1.2 mi. SW of Interstate 10 at Eagle Mtn Rd exit 387 Comment
  JOTR30698  Gilia stellata La Doux, Tasha 2008-2-4 1753 Riverside Joshua Tree National Park. Hexie Mountains, Porcupine Wash, Stop 2. 778 Comment
  JOTR35468  Gilia stellata Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 71 Riverside Joshua Tree National Park. Little San Bernardino Mtns; W. of Juniper Flats (stop5) 1493 Comment
  RSA712687  Glinus lotoides A. C. Sanders, Kerry Knudsen, T. B. Salvato 2004-5-18 27909 Riverside Peninsular Range: Alberhill Mountain, SE of old clay mining area. 448 Comment
  SEINET260219 Image available Glyceria elata M. Curto, L. Allen 1992-6-15 826 Riverside San Bernardino National Forest ; San Jacinto Mts NW of Pine Cove SBNF Rd 5S09 @ Stone Cr 1370 Comment
  CAS-BOT-BC303883  Gnaphalium Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Idyllwild Comment
  UCR128563  Gnaphalium canescens subsp. microcephalum A. C. Sanders, Mitch Provance 2001-4-5 23912 Riverside Perris-Aguanga Basin region, Long Canyon, Temecula, between gas pipeline route and 'windmill,' south of BM 1221 366 Comment
  CLARK-A1528-4906  Gnaphalium microcephalum John C. Roos 1947-9-6 3745 Riverside San Jacinto Mountains Comment
  RSA727087  Guillenia lasiophylla Naomi Fraga, Lisa Rojas 2005-2-10 1366 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  LA203636  Gutierrezia lucida Carl Epling; 1937-11-26 sn Riverside White Tank, 29 Palms Comment
  UCR150637  Gutierrezia microcephala Bern Schwenn 1994-9-25 s.n. Riverside Joshua Tree National Monument, W side of Lost Horse Mountains, north side of first pass (divide crossing) on road between Lost Horse Well and Lost Horse Mine, south of Ryan Campground Comment
  RSA500143  Gutierrezia sarothrae Steve Boyd, L. Arnseth 1989-6-4 3653 Riverside Vail Lake area, W base of hills between Temecula and Wilson Creeks. 488 Comment
  UCR34925  Gutierrezia sarothrae L. B. Ziegler 1964-8-25 016 Riverside San Jacinto Mountains, Garner(Hemet) Valley. Valley floor in Kenworthy area. 1418 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
  UCR217510  Harpagonella palmeri Jeff B. Galvin 2009-4-1 81 Riverside Gavilan Plateau, Lake Matthews, South of Cajalco Road , east of the 'Bend 447 Comment
  RSA0066636  Harpagonella palmeri D. L. Banks, S. D. Boyd 1995-5-9 316 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
  RSA674589  Hedypnois cretica Scott D. White 2000-5-5 7777 Riverside City of Murrieta: Vacant lot on N corner at intersection of Jefferson Av. and Murrieta Hot Springs Rd. 323 Comment
  UCR175066  Hedypnois cretica Teresa Nieto 2005-4-24 13 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  CAS-BOT-BC211542  Helianthemum scoparium A. C. Sanders; Mike Misenhelter 2005-3-23 29272 Riverside Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd., Wildomar 7.5' Q, Santa Ana Mts. 701 Comment
  RSA0065453  Helianthemum scoparium var. aldersonii M. P. Harthill 1976-5-6 s.n. Riverside Rancho Calif. [Rancho California] 609 Comment
  UCR144933  Helianthus annuus Julie A. Greene 1993-5-12 1327 Riverside San Jacinto Valley, San Jacinto Wildlife Area, SE end of visitor center road, east of Davis Road 436 Comment
  UCR107871  Helianthus petiolaris D. C. Hawks 1997-9-13 s.n. Riverside San Bernardino Valley, Near Ontario [SBdno Co.], SE of intersection of Mission Ave. & Milliken Ave. [just east of county line] Comment
  RSA784859  Hemizonia fasciculata Steve Boyd, Orlando Mistretta, Walter Wisura 1989-5-30 sn Riverside Lake Skinner County Pk, S. base of Bachelor Mtn Comment
  UCR155306  Hemizonia fasciculata A. C. Sanders 2005-5-4 29842 Riverside Gavilan Hills near Riverside, c. 1 km east and southeast of Gavilan Peak 625 Comment
  UCR85612  Hemizonia kelloggii Julie A. Greene, S. D. White 1993-7-5 1406 Riverside San Jacinto Valley, San Jacinto Wildlife Area, east of dirt road next to drying flood area. 433 Comment
  UCR200999  Hemizonia paniculata Justin M. Wood, Scott D. White, Brandy Ulrich 2008-7-15 022 Riverside Aguanga Basin / San Jacinto Mountain foothills, W of Anza Valley, adjacent to Cave Rock Rd. Approx. 1/4 mile E of Cahuilla Indian Reservation 1215 Comment
  RSA357123  Hemizonia pungens subsp. laevis R. F. Thorne, P. A. Munz, Earl Lathrop 1968-5-8 37606 Riverside Lake Elsinore: behind levee at SE end of Lake Elsinore, ca. 1 mile S of Elsinore. Comment
  RSA532585  Hemizonia pungens subsp. laevis D. E. Bramlet, D. Bradney 1989-6-13 1924 Riverside Domenigoni-Diamond Valley, in an open ditch just east of Gateway farms. The site is just south of Newport Rd, at the Newport and Lucas Rd interesection. 517 Comment
  UCR181160  Hemizonia pungens subsp. laevis R. E. Riefner Jr. 2005-8-28 05- 648 Riverside Peninsular Range, SE of Lake Elsinore toward Wildomar, Corydon Rd. at Union St. 394 Comment
  UCR20805  Hemizonia pungens subsp. laevis Steve Boyd 1980-5-14 270 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  UCR260132  Hemizonia pungens subsp. laevis A. C. Sanders 2015-2-19 41248 Riverside San Jacinto Valley, 53 acre parcel c. 370 m south of Ramona Expressway and 1 km east of Warren Rd., north of Record Rd. 442 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
  JEPS61976  Hesperocallis undulata Marjorie D. Clary 1932-4-13 1592 Riverside Colorado Desert, Coachella Valley, Mecca Coachella Valley; Colorado Desert, , Mecca -60 Comment
  RSA586490  Hesperolinon micranthum D. L. Banks, Steve D. Boyd 1995-5-9 340 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
  UCSB17459  Hesperoyucca whipplei Lockwood, Leo 1963-5-4 Riverside W side of banning-Idyllwild Road, 4 miles S of U.S. Highway 60, 70, 99 762 Comment
  RSA583483  Heterocodon rariflorum Steve Boyd 1995-5-13 8511 Riverside Santa Ana Mountains, west of Onion Hill, southeast of Elsinore Peak area along trail following old Main Divide Road grade. 1006 Comment
  UCR132420  Heteromeles arbutifolia A. C. Sanders 2004-2-6 27383 Riverside Santa Ana Mtns., foothills at edge of Temescal Valley, canyon along north side of ridge proposed for removal at development called 'Trilogy at Glen Ivy,' south of Brown Canyon 442 Comment
  UCR23734  Heterotheca sessiliflora subsp. echioides John C. Roos 1937-8-19 2499 Riverside San Jacinto Mtns, Idyllwild Comment
  HSC24986  Hibiscus denudatus R. W. Spjut 1972-2-1 2159 Riverside Colorado Desert, 10 mi. N on Eagle Mtn. Rd. from junction of Inst. 10, 1 mi. W of Desert Center Comment
  JOTR28877  Hibiscus denudatus La Doux, Tasha, Bill Truesdell 2004-3-17 1112 Riverside Joshua Tree National Park. Cottonwood Mtns; just north of southern boundary 563 Comment
  UCR168263  Hibiscus denudatus Scott D. White 2001-4-3 8261 Riverside Sonoran (Colorado) Desert, Shavers Valley, near the I-10 Freeway, c. 15 miles east of Indio junction of I-10 and Calif. SR 111, adjacent to powerline access roads at unnamed freeway exit accessing pump station 473 Comment
  SEINET11993718  Hibiscus denudatus W. Knight, Knight, I. 1983-1 5404 Riverside Eagle Mts 244 Comment
  CAS-BOT-BC318754  Hieracium horridum Louis C. Wheeler 1931-10-3 191 Riverside Tahquitz Peak, San Jacinto Mts. 2682 Comment
  UCD84933  Hilaria rigida Chuck Hughes 2010-3-22 205 Riverside About 9.4 miles south of Highway 62, next to railroad tracks. 245 Comment
  UCR241804  Hilaria rigida A. C. Sanders, Ann Howald 2013-2-28 40553 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 2.2 miles west of Hwy 78, 9.2 km SW (245 deg. ) of Ripley 96 Comment
  JOTR16639  Hirschfeldia incana Baker, James K. & Baker, Ilisa T. 1966-6-26 s.n. Riverside Joshua Tree National Park. AT PROSPECT 1/2 MILE WEST SPLIT ROCK 1402 Comment
  UC1930013  Hirschfeldia incana Scott D. White, Justin Wood 2008-5-15 11991 Riverside San Jacinto Mountains: Johnson Meadow. Comment
  CAS-BOT-BC207552  Hoffmannseggia microphylla Roxana S. Ferris; R. Bacigalupi 1932-4-30 8243 Riverside in canyon between Shaver's Well and Mecca Comment
  CAS-BOT-BC207568  Hoffmannseggia microphylla B. D. Stark 1931-4-27 1091 -seed Riverside Hidden Springs Canyon, 8 1/2 miles from Mecca, Colorado Desert 6 Comment
  RSA335005  Hoita macrostachya Steve Boyd 1985-7-30 1049 Riverside De Luz Rd., 10.4 miles west of Rancho California. Where east branch of De Luz creek first crosses the road Comment
  RSA674921  Hoita macrostachya Scott D. White, P. De Vries 2000-4-25 7734 Riverside Temescal Valley: Corona area, eastern foothills of Santa Ana Mountains just above citrus groves. 412 Comment
  UCD84847  Holcus lanatus A. A. Beetle 1946-6-10 4399 Riverside In San Jacinto Mountains, near Idylewilde. 1219 Comment
  UCR141246  Holocarpha virgata subsp. elongata A. C. Sanders, Mike Misenhelter 2004-10-6 28826 Riverside Santa Ana Mtns./Santa Rosa Plateau, hill 2139 at west end of the Mesa De Colorado, private land on the west side of Via Volcano adjacent to the Santa Rosa Plat. Ecol. Reserve 640 Comment
  RSA0036702  Hordeum R. F. Thorne 1973-5-23 43873 Riverside SANTA ROSA PLATEAU: Mesa de Colorado 610 Comment
  RSA515318  Hordeum depressum Jeri Hirshberg 1989-4-19 s.n. Riverside South of town of Murrieta, W of Mesa de Burro., (Near 33 deg 31'N, 117 deg 14'W) 610 Comment
  SD262166  Hordeum depressum Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317 19 Riverside Elsinore Trought: Periodic eastern shoreline of Lake Elsinore (e.g. 1994), in the City of Lake Elsinore, A+- at the borderline with the Sedco Hills Neighborhood of the City of Wildomar, in open space along west side of Mission Trail at Lewis St. 387 Comment
  RSA563921  Hordeum intercedens A. C. Sanders 1993-4-1 13661 Riverside Western Edge of Hemet, 14 acre parcel at NE corner of intersection of Myers and Devonshire Ave., 3/4 mi. NE of intersection of Florida Ave. (Hwy 74) and Warren Rd. just south of Tres Cerritos. 460 Comment
  UCR269908  Hordeum intercedens D. E. Bramlet, Amy Hills, R. E. Riefner Jr., Russell Huddleston 2005-3-2 3669 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
  RSA751251  Hordeum marinum A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35601 Riverside plateau above head of Johnson Meadow canyon, SW of dogleg in May Valley Rd. 1550 Comment
  RSA0093141  Hordeum murinum Steve Boyd, Carol Boyd 2011-3-15 12304 Riverside Peninsular Ranges, Santa Rosa Mountains region.: Western base of Eisenhower Mountain, southeast of the Living Desert at mouth of Deep Canyon. 366 Comment
  SEINET3366074 Image available Hordeum murinum A. C. Sanders, K. D. Jones, D. Malueg 1996-4-20 18060 Riverside San Jacinto River between Nuevo and Lakeview, from 11th to 13th Streets, alkaline flats along the east side of the river channel. 433 Comment
  UCR202504  Hordeum murinum Justin M. Wood 2008-12-2 259 Riverside Southwest Perris Basin, city of Temecula, Murrieta Creek, downstream of First Street Bridge 305 Comment
  SEINET3417769 Image available Hordeum murinum subsp. glaucum A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16136 Riverside Sonoran (Colorado) Desert; mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point & I-10, Coachella Valley 329 Comment
  UC34042  Hordeum murinum subsp. glaucum H. M. Hall 1901-6-19 2176 Riverside head Hemet Lake (Thomas Ranch, San Jacinto Mountain); San Jacinto Mt., head Hemet Lake, Thomas Ranch Comment
Read comments Mar 25 2011
  CAS-BOT-BC148571  Horkelia clevelandii Carl B. Wolf 1932-8-4 3927 Riverside Strawberry Valley, 1 1/2 mi. from Idyllwild on road to Binning - San Jacinto Mts. 1706 Comment
  UCR193407  Horkelia clevelandii A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35576 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.25 mi SW of Fleming Ranch, near May Valley Rd. 1570 Comment
  UCR256883  Horkelia clevelandii G. D. Wallace 2003-7-8 4050 Riverside Peninsular Range; San Jacinto Mountains, Hidden Lake 2652 Comment
  UC1598600  Hulsea heterochroma C. V. Meyer 1929-6-13 750 Riverside Idyllwild Grade San Jacinto Mts. 1524 Comment
  POM360713  Hulsea vestita subsp. callicarpha Anstruther Davidson 1891-1 2032 Riverside [Idylwild] Idyllwild Comment
  RSA1229  Hymenoclea salsola B. D. Stark 1930-4-1 775 Riverside Devils garden. Comment
  RSA650974  Hymenoclea salsola Marion P. Harthill 1971-3-19 3 Riverside Palm Desert. Comment
  UC871762  Hypericum anagalloides P. A. Munz 1922-7-6 5998 Riverside Tahquitz Valley San Jacinto Mts., Tahquitz Valley 2194 Comment
  POM7077  Hypericum androsaemum P. A. Munz, L. F. Street 1919-5-7 2737 Riverside Mouth of Tahquitz Canyon. Comment
  SD140187  Hypochaeris glabra Scott White 1993-4-22 1230 Riverside North Alberhill Ranch, in hills north of Walker Canyon. 487 Comment
  CAS-BOT-BC219745  Hyptis emoryi Mrs. W. J. Anderson 1925-3-27 s.n. Riverside Indio Comment
  CAS-BOT-BC219772  Hyptis emoryi B. D. Stark 1930-4-1 1498 Riverside Near Cathedral City Comment
  JEPS63229  Hyptis emoryi Marjorie Clary 1934-3-3 Riverside w Indio Mtn. (18 mi w of Indio, Carrizo Canyon); w of Indio Mtn., Carrizo Canyon 304 Comment
  UCR104824  Hyptis emoryi George K. Helmkamp 1998-4-4 3178 Riverside Sonoran (Colorado) Desert, 2.3 mi. north of Hwy I-10 on Eagle Mtn Rd. 274 Comment
  UCR25328  Hyptis emoryi C. W. Tilforth 1967-2-12 111 Riverside Western Colorado Desert, Painted Canyon, east of Mecca. 0 Comment
  SBBG88249  Ipomoea triloba A. C. Sanders 1988-11-6 8737 Riverside W side of Hwy 86, 6.25 mi S of its jct with Hwy 111 in Coachella and 3.85 mi N of Valerie Jean, 0.55 mi N of Ave 60 -35 Comment
  UC1184104  Isocoma acradenia var. acradenia Jerry Powell 1960-10-19 Riverside 7 mi n Temecula Comment
  JEPS30089  Isocoma acradenia var. eremophila Lewis S. Rose 1961-11-23 61062 Riverside La Quinta 15 Comment
  UC891887  Isocoma acradenia var. eremophila Carl B. Wolf 1932-10-13 Riverside 4.5 mi se Mecca (Caleb (S.P.R.R. siding)); Colorado Desert -60 Comment
Read comments Jul 16 2015
  UC1950034  Isoetes howellii R. F. Thorne, E. W. Lathrop, S. Bickstrom-Sternberg, B. Martin May 1982 55204 Riverside Peninsular Ranges; Santa Ana Mountains region: SW of Murrieta. Santa Rosa Plateau, Mesa de la Punta near S. edge of plateau, approached from De Luz road. Comment
  CAS-BOT-BC69864  Isoetes orcuttii Robert F. Thorne 1973-5-23 43853 Riverside Santa Rosa Plateau: N. side of Mesa de Colorado. 609 Comment
  POM361291  Iva axillaris subsp. robustior N. C. Cooper 1944-7-15 1594 Riverside Palms to Pines Highway, San Jacinto Mountains. 1372 Comment
  POM47847  Jepsonia parryi H. Baer 1923-11-5 s.n. Riverside Rice Canyon, Elsinore. Comment
  UCR101547  Jepsonia parryi A. C. Sanders 1997-3-19 20024 Riverside Lake Skinner area, hills at east foot of Bachelor Mtn., 0.5 km north of NE arm of lake, small canyon at N foot of 1700 ft. hill 488 Comment
  SD229194  Juglans californica Dick Schwenkmeyer 2012-10-16 843 Riverside Approx. 2 mi. south of U.S. Highway 10 at Cabazon. 505 Comment
  SEINET10472539  Juncus David B. Dunn 1946-8-17 Dunn 2687 Riverside Grass; near stream at camp in taquity valley damp meadow area. San jacinto Mountains 2438 Comment
  POM171413  Juncus acutus subsp. leopoldii I. M. Johnston 1930-6-15 3791 Riverside Lost Palms Canyon above [Anslintz] Wall, Eagle Mts., Colo. Desert. [information from frag pack] Comment
  SEINET10533290  Juncus acutus var. sphaerocarpus David B. Dunn, Howard Brown 1947-3-16 Dunn 2866 Riverside Pushawalla canyon, indio hills. In both wash and wash margin Comment
  UC1930100  Juncus arcticus var. mexicanus Scott D. White, Justin Wood 2008-6-5 12062 Riverside San Jacinto Mountains: Quinn Flat Meadow. Comment
  SD137986  Juncus bufonius var. bufonius Darin L. Banks, Steve Boyd 1995-5-3 214 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. 500 Comment
  JOTR35126  Juncus bufonius var. occidentalis La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 3238 Riverside Joshua Tree National Park. West of Queen Mountain, southern end of Wonderland of Rocks; Wonderland Wash, north of Mill Street Mine parking area. Active wash corridor with sandy bottom and surrounded by granitic outcrops and pediments; with heavy foot traffic (Stop 1) 1297 Comment
  POM48366  Juncus duranii Phillip A. Munz 1924-7-27 8783 Riverside Dark Canyon, San Jacinto Mountains. 1981 Comment
  RSA601211  Juncus effusus subsp. austrocalifornicus Scott D. White 1996-8-15 4463 Riverside San Jacinto Mountains, Idyllwild Area: Alvin Meadows and unnamed canyon upstream. USGS Blackburn Canyon 7.5 topo (immed. adjacent to Idyllwild topo) 1524 Comment
  RSA627458  Juncus effusus subsp. austrocalifornicus Scott D. White 1998-7-31 6957 Riverside Idyllwild Area: Strawberry Creek between crossing at Circle Drive and Hymber Park. 1707 Comment
  UCR201446  Juncus effusus var. exiguus Scott D. White, Justin M. Wood 2008-7-10 12451 Riverside San Jacinto Mountains, Fobes Spring 1500 Comment
  POM78994  Juncus mexicanus I. M. Johnston 1925-7-19 s.n. Riverside Pedley - Norco Road, 4 miles SSE of Wineville. Comment
  RSA388410  Juncus mexicanus Robert F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61172 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  UCR241238  Juncus textilis Tracy Tennant, Jeffrey Ross 1998-6-23 MOR- 522 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  UCD141897  Juncus tiehmii Barbara Ertter; J. Strachan 1979-6-26 2971 a Riverside Kenworthy Forest Station on Hwy 74 in Garner Valley, San Jacinto Mountains. Comment
  UC813456  Juniperus californica N. Dunn and A. M. Martin Mar 26 1932-Mar 27 1932 Riverside Cottonwood Spring Comment
  POM308629  Justicia californica Henry J. Ramsey, Henry J. Ramsey 1937-5-9 3220 Riverside Near Desert Center. Comment
  RSA402295  Justicia californica H. M. Hall 1902-04 2767 Riverside Coyote Canyon 183 Comment
  UC1792808  Kallstroemia californica B. G. Pitzer with G. R. Ballmer 2000-10-14 4218 Riverside Sonoran (Colorado) Desert: south of eastern Ford Dry Lake, south side of Hwy I-10 along gasline road, 0.5-0.75 mi. east of Ford Lake Rd. exit, ca. 22 miles west of Blythe 114 Comment
  UCR211494  Kallstroemia californica Jim Andre, T. La Doux 2008-9-13 10262 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Hwy 177 (NW side), southeast end of Coxcomb Mountains, east boundary of Joshua Tree National Park 161 Comment
  RSA778398  Kallstroemia californica Amber Swanson 2011-10-9 651 Riverside Around the Hayfields ext N of Hwy I-10. 426 Comment
  POM4282  Keckiella antirrhinoides L. T. Street 1917-5-15 1932 Riverside Between Elsinore and Perris. Comment
  RSA341986  Keckiella antirrhinoides Robert F. Thorne, W. A. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54080 Riverside Branch Ravine W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater PO. 610 Comment
  UCD123746  Keckiella antirrhinoides T. B. Salvato; Kent Beaman 2005-5-16 784 Riverside San Jacinto Mtn. foothills. San Jacinto River E of Valle Vista, just downstream from the Forest Service boundary and N of CA Hwy. 74. 549 Comment
  UCSB6150  Keckiella antirrhinoides Mazzia, Linda 1960-5-14 Riverside off Hwy 70 and 99; about 2.2 mi so of Banning; in San Jacinto Mts 914 Comment
  POM9667  Keckiella antirrhinoides Philip A. Munz, R. D. Harwood 1920-2-28 3255 Riverside 3 mi W. of Corona. 335 Comment
  RSA650920  Keckiella antirrhinoides subsp. antirrhinoides Mike Maculsay 1981-5-16 37 Riverside Ca Hwy 74, 8.1 miles west of junction of Hwys 74 and 71, 3.6 miles west of Elsinore City Limit. 610 Comment
Read comments Jul 22 2010
  UCR98695  Keckiella antirrhinoides var. antirrhinoides S. J. Myers 1995-6-9 s.n. Riverside Peninsular Range, Lake Elsinore, 0.5 mi south of intersection of Grand Ave. and Ortega Hwy (State Hwy 74) 457 Comment
  POM122438  Keckiella cordifolia Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild, San Jacinto Mountains. Comment
  SEINET3224413  Keckiella cordifolia G. Goodwin 2012-6-15 3467 Riverside 6 miles south of Banning at the junction of highway 243 and the road to Mt. Edna 1070 Comment
  UCR178834  Keckiella ternata Tracy Tennant 1998-8-28 MOR- 703 Riverside San Jacinto Mtns., along Hwy 243 opposite (west of) McMullen Flat, tree stand A01 1220 Comment
  UC1117716  Koeleria macrantha Alan A. Beetle 1946-6-10 4393 Riverside near Idyllwild; San Jacinto Mts., near Idyllwild 1219 Comment
  UC1132132  Koeleria macrantha H. S. Yates 1937-6-27 6714 Riverside near Idlewild; San Jacinto Quad., near Idlewild Comment
  UCD86078  Koeleria macrantha F. M. Reed 1907-5-5 1338 Riverside north side of Hill in Fairmont Park. Comment
  JOTR31810  Krameria erecta La Doux, Tasha, Bill Truesdell 2007-11-9 2518 Riverside Joshua Tree National Park. Eagle Mountains along south boundary of park; Mouth of canyon parallel to and east of Lost Palms Canyon (Stop 4) 649 Comment
  UC1130217  Krameria grayi H. S. Yates 1936-4-8 5454 Riverside near Fish Springs; Thermal Quad. 60 Comment
  UC570040  Krameria grayi H. S. Yates 1936-4-8 5454 Riverside near Fish Springs; Thermal Quad. 60 Comment
  RSA561415  Lactuca serriola Steve Boyd, T. S. Ross, D. E. Bramlet 1992-9-9 7678 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Almos Road (7S04) and the confluence of Los Almos Creek., Up the San Mateo Trail north to Potrero de la Cienega. 396 Comment
  UCR117347  Lamium amplexicaule Mitch Provance 1998-3-21 273 Riverside Jurupa Mountains, SW 'Rattlesnake Mt.', mesas below (SW of) the Ormand Quarry. 287 Comment
  UCR19162  Langloisia setosissima John C. Roos, Lucille Roos 1949-4-6 4148 Riverside Sonoran Desert, hills 10 mi east of Mecca along the All-American Canal Comment
  UC449758  Langloisia setosissima subsp. setosissima Joseph Grinnell 1910-3-18 Riverside Riverside Mt. Colorado R., Riverside Mt. Comment
  CSUSB2115  Larrea tridentata Wayne White 1975-5-10 700 Riverside On Highway I-10 to Red Cloud Road Chuckwalla Mts. Colorado Desert 451 Comment
  JEPS83151  Larrea tridentata R. P. Allen 1935-3-22 188 Riverside Garnet Comment
  RSA0042206  Larrea tridentata Joseph Brehm 2014-7-21 s.n. Riverside Collected at Dos Palmas ACEC, on Dos Palmas Road, next to visitor parking lot. Comment
  RSA390021  Larrea tridentata George B. Grant 1906-5-5 2459 Riverside Desert regions. Near Palm Springs. Comment
  RSA735214  Larrea tridentata Steve D. Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11236 Riverside Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station., Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. Comment
  RSA799880  Larrea tridentata D. M. Ray 2011-3-5 5 Riverside Sonoran Desert: Chuckwalla Valley along Kaiser Road. 198 Comment
  UCR216259  Larrea tridentata Mike Bell 2008-3-19 039 Riverside Sonoran (Colorado) Desert, Coachella Valley; 2 miles west of Desert Hot Springs, off Ruby Dr./13th (dirt track) between North Indian Canyon Dr. and Western Ave. 352 Comment
Read comments Oct 12 2013
  POM265699  Lastarriaea coriacea J. C. Roos 1937-5-2 1802 Riverside La Sierra, western Riverside. [Collection is Jack Frost Lake. aka Frost Reservoir, apparently a part of La Sierra, Loma Linda University Campus] ca. 1937 south of Indiana Avenue and west of Sayward Circle, near Pierce. Comment
  CAS-BOT-BC338912  Lasthenia californica Scott D. White; Julie Greene 1997-3-12 4774 Riverside Perris Basin, W Riverside Co. Sun City: Near I-215 Freeway, S of Perris and N of Menifee. Low hills E of Bavaria Dr. 490 Comment
  UCR174155  Lasthenia coronaria A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32574 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  RSA0008495  Lasthenia glabrata subsp. coulteri Steve Boyd, David E. Bramlet 1996-4-19 8626 Riverside San Jacinto Valley: San Jacinto Wildlife Refuge at southwestern edge of Mystic Lake in the San Jacinto River floodplain, N of ''Marsh A'', NE of the refuge headquarters. 433 Comment
  RSA550485  Lasthenia glabrata subsp. coulteri D. E. Bramlet 1992-4-29 2246 Riverside San Jacinto Nuevo Y Potrero. The site is located some 150m to 762m. Wst of Gilman Springs Road (Hwy 79) just northwest of the Quail Ranch golf course. It is approximatly 600m to 1300m south of Bold Style Ave. 435 Comment
  RSA731979  Lasthenia glabrata subsp. coulteri A. C. Sanders 2008-4-15 34887 Riverside Peninsular Range: NE edge of city of Elsinore, off Nichols Rds. along Baker St. near Durant Siding. 383 Comment
  UCR177935  Lathyrus vestitus Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 034 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Hathaway Canyon, tree stand F-06 915 Comment
  RSA5013  Lathyrus vestitus subsp. alefeldii Dorothy R. Wolf 1932-3-20 13 Riverside Richman Ranch 2.5 mi N of De Luz. SW. 457 Comment
  RSA651396  Lathyrus vestitus subsp. laetiflorus Sandy Gray 1981-5-15 27 Riverside Hwy 60 N. Beaumont Bogart State park. 792 Comment
  UC1128969  Lathyrus vestitus var. alefeldii C. Van Fleet 1931-2-19 11 Riverside w of Elsinore; Elsinore Quad. 457 Comment
  UC864430  Lathyrus vestitus var. vestitus P. A. Munz and I. M. Johnston 1922-5-19 5397 Riverside San Jacinto Canyon 1371 Comment
Read comments Oct 1 2011
  UCR179209  Layia platyglossa Mitch Provance, Tracy Tennant 1998-6-16 MOR- 379 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon just south of Millard Guard Station 1037 Comment
  UCR20179  Layia platyglossa Jeanine Derby 1976-5-18 s.n. Riverside Peninsular Range; San Jacinto Mtns., across Hwy 74, from Lake Hemet Store, north side of highway 1982 Comment
Read comments Jan 8 2013
  UCR250572  Layia platyglossa A. C. Sanders 2014-4-18 41035 Riverside Peninsular Range, Temescal Canyon, along De Palma Rd. between Indian Truck Trail and Horsethief Canyon roads, SE of Lee (Corona) Lake 375 Comment
  POM13210  Layia platyglossa subsp. platyglossa P. A. Munz, I. M. Johnston 1922-5-20 5453 Riverside Hemet Valley, San Jacinto Mountains; sandy washes on Garner Ranch 1402 Comment
  UCR218317  Lepidium fremontii var. fremontii Jim Andre, T. La Doux 2009-3-10 11247 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
  RSA429919  Lepidium lasiocarpum W. M. Zabriskie 1973-2-21 117 Riverside Upper Pipistrille Canyon, Deep Canyon drainage, north slope of Santa Rosa Mtns. site 17 854 Comment
  RSA429922  Lepidium lasiocarpum Christopher Davidson 1973-4-19 1994 Riverside Joshua tree Natl. Monument, various sites along the road, 1-10 miles s of Joshua tree 1220 Comment
  RSA696174  Lepidium lasiocarpum Keith E. Hoffmaster 1935-3-31 s.n. Riverside Palm Springs Comment
Read comments Aug 27 2011
  UCR272901  Lepidium lasiocarpum Duncan S. Bell, Amanda Bell, Evan Bell (in utero) 2012-1-28 3068 Riverside Mojave Desert, east side of the Arica Mountains, Rice Valley, c. 6 air miles southeast of the ghost town of Rice 202 Comment
  CDA24928  Lepidium lasiocarpum var. georginum G. D. Barbe, T. C. Fuller 1973-2-28 1069 Riverside 4.6 miles south of I-10 on Wiley s Well Road, west of Blythe. 0 Comment
  UC494461  Lepidium lasiocarpum var. lasiocarpum Philip A. Munz 1932-3-15 12006 Riverside Magnesia Spring Canyon Coachella Valley 91 Comment
  CAS-BOT-BC158125  Lepidium latifolium Abby Sirulnik 2000-5-4 38 Riverside Hidden Valley Wildlife Area; 11401 Arlington Ave., Riverside; along the Santa Ana River near La Sierra 244 Comment
  RSA522317  Lepidium latifolium Steve Boyd 1989-7-23 3787 Riverside City of Riverside, Santa Ana River, just downstream of old city dump at W extension of Rubidoux Avenue. Comment
  RSA67347  Lepidium nitidum F. W. Peirson 1918-03 2327 Riverside Whitewater Grade, NW corner of Colorado Desert. Comment
  RSA282777  Lepidium virginicum var. pubescens C. W. Tilforth, B. Busenberg 1980-6-17 2015 Riverside Along Thomas Mtn Rd at 5450 feet, south of Lake Hemet, west of Hwy 74. 1662 Comment
  UCR201673  Lepidium virginicum var. virginicum Scott D. White, Justin M. Wood 2008-6-18 12234 Riverside San Jacinto Mountains, meadow northwest of Keen Camp Summit, southwest of Hwy 79 1463 Comment
  CAS-BOT-BC339177  Lepidospartum C. B. Wolf 1931-10-14 2462 -A Riverside At Cabezon, San Gorgonio Pass 518 Comment
  POM319671  Lepidospartum squamatum Patricia Wilder 1971-9-29 5265 Riverside Along San Jacinto River at north end of Fairview Street, north of Florida Street. Valle Vista; east of Hemet; south side of river 518 Comment
  RSA296175  Lepidospartum squamatum B. A. Prigge 1980-8-5 3815 Riverside Whitewater Canyon; 0.5 mile N of trout farm. 701 Comment
  UCR137454  Leptochloa mucronata Steve Boyd 1998-10-4 10293 Riverside Riverside, backyard orchard at 4863 Rubidoux Avenue 244 Comment
  JOTR31064  Leptodactylon pungens La Doux, Tasha, Maria Harding, Mark Wheeler 2010-5-20 2046 Riverside Joshua Tree National Park. Little San Bernardino Mountains; STOP 3: west side of Quail Mountain region on steep north facing slope with loose loamy soil Comment
  RSA468555  Leptosiphon androsaceus Anstruther Davidson 1920-5-11 s.n. Riverside Temecula. Comment
Read comments Sep 9 2011
  RSA0123704  Leptosiphon floribundus subsp. hallii Duncan S. Bell, Thomas Stoughton 2016-4-12 9238 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 3.75 air miles northwest of Rabbit Peak. 698 Comment
  POM193461  Leptosiphon lemmonii F. W. Peirson 1929-5-4 8335 Riverside Summit of St John's grade 793 Comment
  UCR266471  Leptosiphon parviflorus Mitch Provance, Robin Kinmont 2015-3-27 315- 50 Riverside Perris-Aguanga Basin Region, French Valley, Leon Rd. (unmarked dirt portion), along SCE transmission route between Benton Rd. and Auld Rd. 411 Comment
  SD137899  Leptosyne californica Darin L. Banks, Steve Boyd 1995-5-3 287 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, east of the Dripping Springs Alcove Area. 515 Comment
  UC1979598  Lessingia filaginifolia var. filaginifolia D. L. Banks, Steve Boyd 1995-10-17 0763 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along lower Arroyo Seco, S of the Dripping Springs Campground. Along the broad alluvial benches N of where Arroyo Seco turns to the E. Comment
  CAS-BOT-BC383070  Lessingia glandulifera var. glandulifera R. E. Riefner, Jr. 2013-6-15 13 -119 Riverside Garner Valley, N side of Hwy 74 ca. 0.45 mi E of Thomas Mountain Rd. (Forest Rte 6S130); Little Thomas Mtn. area 1386 Comment
  HSC104179  Lessingia glandulifera var. glandulifera A. C. Sanders, T. B. Salvato 2014-7-2 41157 Riverside San Jacinto Mtns.: Forbes Canyon, ~0.5 mi. S of Forbes Ranch along Forbes Ranch Rd. 1555 Comment
  UCR108866  Lessingia glandulifera var. glandulifera Heidi A. Haid 1968-9-24 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  UCR140895  Lessingia glandulifera var. glandulifera Virginia Moran 2003-9-1 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), east of Sage Road and south of Wilson Valley Road 675 Comment
  UCR241482  Lilium humboldtii Tracy Tennant, Jeffrey Ross 1998-5-21 MOR- 235 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Hathaway Creek Canyon, NW of Cabazon 976 Comment
  RSA0012195  Limonium duriusculum A. C. Sanders, John F. Green 2012-6-25 40298 Riverside Temescal Canyon, benches south of I-15 and east of Horsethief Canyon Rd., north end of Bucking Bay Dr. 433 Comment
  UCR224046  Limonium duriusculum Justin M. Wood 2009-11-30 1386 Riverside Southwest Perris Basin, Temecula, Murrieta Creek, downstream of 1st Street Bridge 305 Comment
  UCD98541  Limonium sinuatum Mitch Provance 1998-6-11 674 Riverside Jurupa Mountains: 'Twin Canyons', S of the historical community known as Declezville. This housing development area is now known as Southridge. 320 Comment
  UC23394  Linanthus aureus E. L. Koethen 1897-4-15 13 Riverside Riverside Comment
  RSA764570  Linanthus bigelovii Michael Wall 2010-6-7 569 Riverside Bautista Creek off Bautista Canyon Rd., ca. 6.6 miles SE of jct. with Fairview Ave. 760 Comment
  UCD118518  Linanthus californicus Edward J. Hall 1951-4-21 26 Riverside 1.7 miles S of Beaumont near Lamb's Canyon Road. Comment
  UCR70865  Linanthus ciliatus E. C. Jaeger 1921-7-12 s.n. Riverside San Jacinto Mtns., Dutch Flats 1768 Comment
  UC1595565  Linanthus dianthiflorus W. Wisura, A. King, and L. Newcomb 1992-4-10 4678 Riverside n of W. Palm Springs; Gorgonio Pass, Stubbe Canyon Comment
  POM364585  Linanthus dianthiflorus subsp. dianthiflorus Ora M. Clark 1929-3-2 1637 Riverside Near Elsinore. Comment
  RSA359854  Linanthus dianthiflorus subsp. dianthiflorus Steve Boyd 1986-4-2 1632 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  RSA0107843  Linanthus jonesii Duncan S. Bell, Thomas Stoughton 2010-3-19 583 Riverside Central section of the Arica Mountians; in the vicinity of Priest Mine. 460 Comment
  RSA0118059  Linanthus jonesii Sarah J. J. De Groot, Thomas Stoughton 2016-2-18 7616 Riverside Mecca Hills: side canyon (east fork) of Painted Canyon. 182 Comment
  UCR102951  Linanthus jonesii George K. Helmkamp 1998-4-4 3172 Riverside Sonoran (Colorado) Desert, 7.1 miles north of Hwy I-10 on Eagle Mtn Rd, to the vicinity of the pumping station 305 Comment
  UCR279327  Linanthus jonesii A. C. Sanders, Jim Malusa 2017-3-23 42915 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 2.3 miles east of Iris Pass 787 Comment
  UCR161031  Linanthus lemmonii D. E. Bramlet 1991-5-1 2103 Riverside Wilson Valley 671 Comment
  UCR25033  Linanthus lemmonii A. C. Sanders 1980-7-22 1736 Riverside San Jacinto Mtns, along road 5S09 between the USC Idyllwild campus (Isomata) and Alvin Meadow; about 0.25 mi from Isomata 1524 Comment
  UCR68611  Linanthus pygmaeus subsp. continentalis Steve Boyd, A. C. Sanders, M. Skinner 1990-4-28 4454 Riverside Peninsular Range, Vail Lake Area. east of USFS Dripping Springs Campground along Arroyo Seco Creek, south of Hwy 79. 518 Comment
  UCR207521  Linum grandiflorum O. F. Clarke 2004-2-27 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UCR201621  Linum lewisii Scott D. White, Justin M. Wood 2008-6-16 12146 Riverside San Jacinto Mountains, meadow at Quinn Flat 1378 Comment
  UCR100153  Lithophragma Scott D. White 1994-4-23 2035 Riverside San Bernardino Mtns, Millard Canyon, c. 8 air mi. north of Cabazon. USFS Rd 2S05.2, c. 0.3 mi. south of junction of 2S05.2 & 2S05B; c. 1.7 mi. south of Deer Spring & 1 mi. SW of Bear Wallow Spring 1311 Comment
  POM301609  Lobelia cardinalis subsp. graminea J. C. Roos 1937-8-23 2402 Riverside Snow Creek, north base of San Jacinto Mountains 762 Comment
Read comments May 21 2011
  UC667328  Loeseliastrum schottii Annie M. Alexander and Louise Kellogg 1941-5-15 2174 Riverside n. base Eagle Mts.; Colorado Desert, Eagle Mts. 883 Comment
  RSA0121170  Logfia arizonica Duncan S. Bell, LeRoy Gross 2016-3-30 9180 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.25 air miles southeast of the summit of Martinez Mountain. 518 Comment
  UCR85183  Logfia arizonica A. C. Sanders, George K. Helmkamp, P. J. MacKay, et al. 1995-3-19 16163 Riverside San Jacinto Mtns foothills/Sonoran Desert, Coachella Valley; alluvial fan of Chino Canyon along the Palm Springs tram road, north of the road, 14 telephone poles above Hwy 111/Palm Canyon Dr. 300 Comment
  UC405428  Logfia depressa C. R. Orcutt Apr 1889 Riverside Colorado Desert Comment
Read comments Oct 27 2011
  UC170149  Logfia filaginoides Charlotte M. Wilder 1912-4-9 1300 Riverside ridge n Wilder's; Jurupa Hills Comment
  CAS-BOT-BC342359  Logfia gallica Robert F. Thorne; P. A. Munz; E. Lathrop 1968-5-8 37577 Riverside Santa Rosa Plateau: desiccated margin of vernal marsh on Mesa de Colorado, Rancho California 670 Comment
  SD137889  Logfia gallica Darin L. Banks, Steve Boyd 1995-5-9 334 Riverside Northwest Palomar Mountains, north of 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. 730 Comment
Read comments Apr 15 2009
  JEPS17570  Lomatium utriculatum W. L. Jepson 1914-5-25 6079 Riverside e. Redlands (<San Timotes> Canyon); San <Timotes> Canyon Comment
Read comments Sep 3 2011
  SD7635  Lomatium utriculatum unknown May 1882 Riverside San Jacinto Plain Comment
Read comments Jul 12 2010
  POM3169  Lomatium vaginatum Robinson, Crocker 1916-3-29 s.n. Riverside Santa Ana Mountains, near shore of L. Elsinore. Comment
Read comments Jul 8 2009
  CAS-BOT-BC234806  Lonicera subspicata H. E. McMinn 1925-7-2 1512 Riverside Tahquitz Trail - Sasn Jacinto Mts Comment
  SEINET10543637  Lotus David B. Dunn 1946-8-17 Dunn 2699 Riverside Taquitz valley camp ground; stream margin. 2438 Comment
  RSA90331  Lotus argophyllus subsp. decorus F. W. Peirson 1921-3-19 2367 Riverside Whitewater Point, head of Coachella Valley Comment
  POM157923  Lotus argophyllus var. argophyllus P. A. Munz 1927-5-21 10848 Riverside San Carlos Pass, 2 mi S.E. of Ansa. 1372 Comment
  UCR201415  Lotus corniculatus Justin M. Wood, Brandy N. Ulrich 2008-7-14 17 Riverside San Jacinto Mountains, Garner Valley, near intersection of Fobes Ranch Road and Hwy 74 1360 Comment
  IRVC26259  Lotus hamatus A. C. Sanders, D. Malueg 2003-5-8 26568 Riverside Los Alamos Road at Warm Springs Creek crossing west of Hwy 79, northeast of the Hogbacks, north of Los Alamos Rd. and east of the creek Perris-Aguanga Basin region 396 Comment
  RSA525446  Lotus hamatus Steve Boyd 1990-4-29 4491 Riverside Lake Skinner County Park, S flank of Bachelor Mountain. Comment
  UC1506116  Lotus hamatus R. T. and E. R. Clausen 1963-4-27 63077 Riverside se of Winchester; Transverse Ranges 505 Comment
Read comments Mar 20 2011
  POM319688  Lotus heermannii Patricia Wilder 1971-9-29 5266 Riverside Along San Jacinto River at north end of Fairview Street, north of Florida Street, Valle Vista; east of Hemet. Base of the San Jacintos. 518 Comment
  RSA342542  Lotus heermannii R. F. Thorne, W. A. Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54089 Riverside San Bernardino Mountains: Flood plain (wash) along Whitewater River, ca. 3.0 miles N of Whitewater Post Office. 591 Comment
  RSA562480  Lotus micranthus Steve Boyd, T. S. Ross 1992-5-5 7256 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats along Serrano Spring drainage between Lucas Canyon Trail and junction of Bluewater and Verdugo Trails. 732 Comment
  POM12848  Lotus nevadensis var. nevadensis P. A. Munz 1922-6-27 5851 Riverside Santa Rosa Mountains: Santa Rosa. 2012 Comment
  UC219318  Lotus nevadensis var. nevadensis P. A. Munz 1922-6-27 5851 Riverside Santa Rosa Santa Rosa Mts. 2011 Comment
  RSA60336  Lotus oblongifolius G. R. Campbell 1948-7-4 612 Riverside Azalea Trails Girl Scout Camp, Dark Canyon, north of Idyllwild. 1738 Comment
  JEPS55815  Lotus rigidus John Thomas Howell 1928-1-30 3314 Riverside Cottonwood Springs Colorado Desert Comment
Read comments Sep 20 2011
  JOTR31881  Lotus rigidus La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2133 Riverside Joshua Tree National Park. Little San Bernardino Mountains; steep, gravelly, southwest facing slope above fork of Fargo and Rockhouse Canyons Comment
  RSA406788  Lotus rigidus M. B. Dunkle 1938-4-3 5243 Riverside S. of Nightengale Comment
  SEINET3563120 Image available Lotus rigidus I. W. Clokey 1935-4-17 6711 Riverside Cottonwoods Springs Comment
  UCR251298  Lotus salsuginosus T. B. Salvato 2013-3-27 7432 Riverside Temescal Valley, Corona, c. 1 mi southeast of Corona (Lee) Lake and 0.2 mi south of Hwy 15, between De Palma Road and Colt Drive, west side of Horsethief Canyon Road 396 Comment
  RSA450525  Lotus salsuginosus var. brevivexillus B. A. Prigge 1988-2-21 7845 Riverside Colorado Desert, Orocopia Mountains: 2 miles W of Clemens Well. 229 Comment
  RSA648718  Lotus scoparius Dennice McDougall 1981-5-9 824 Riverside S on Hwy 71, 5 mi. N of Hwy 74. Road margin above Lake Elsinore. Comment
  UCR192716  Lotus scoparius subsp. brevialatus A. C. Sanders, Mike Misenhelter 2008-6-10 35448 Riverside San Bernardino Valley, Glen Avon, San Sevaine Wash south of Hwy 60 and of San Sevaine Way, east of concrete channel 231 Comment
  RSA498851  Lotus scoparius var. brevialatus Elizabeth A. White 1928-03 s.n. Riverside Colorado Desert Comment
  RSA775494  Lotus scoparius var. brevialatus Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4412 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
  UCR121324  Lotus scoparius var. brevialatus A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 24996 Riverside Peninsular Range; San Jacinto Mtns. Region, The Badlands; summit of Mt. Eden, SW of Beaumont 717 Comment
  SEINET4568267 Image available Lotus stipularis Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2003-4-27 4589 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  UCR136253  Lotus strigosus A. C. Sanders 2004-4-20 27547 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
  POM28287  Lotus strigosus var. strigosus Marcus E. Jones 1903-5-11 s.n. Riverside Banning. 701 Comment
  UCR260296  Lotus strigosus var. tomentellus A. C. Sanders, Jim Malusa 2015-3-9 41364 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along Gasline Road at major wash crossing 1.9 mi. south of Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range 686 Comment
  POM24281  Lotus tomentellus Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  UCR90319  Lotus tomentellus 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
  UC198106  Lupinus affinis B 1904-4-5 4189 Riverside Hemet Comment
Read comments Jul 4 2010
  RSA633871  Lupinus andersonii R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38114 Riverside San Bernardino National Forest, San Jacinto Mountains: Above James Reserve in Hall Canyon. 1677 Comment
  POM12767  Lupinus arizonicus P. A. Munz, D. D. Keck 1922-4-9 4809 Riverside Shavers Well, near Mecca. 76 Comment
  RSA776643  Lupinus arizonicus Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-28 1100 Riverside Alligator ACEC, north side of Chuckwalla Mountains, just south of Desert Center 413 Comment
  SEINET10490537  Lupinus arizonicus subsp. arizonicus David B. Dunn 1946-2-22 Dunn 1965 Riverside In mud flats dry, caked and split. All american canal catch basin from desert Washes. Oracopia mountains ne of the saltan sea. Very arid country Comment
  POM305804  Lupinus bicolor Henry J. Ramsey, Henry J. Ramsey 1937-4-2 1055 Riverside Elsinore. Comment
  SD152851  Lupinus bicolor Steve Boyd, Tim Ross 1992-5-5 7227 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Eastern Portions of Oak Flats along the Bluewater Trail 730 Comment
  SDSU13985  Lupinus bicolor Michael G. Simpson 2000-4-30 2080 Riverside Disturbed grassy field ssw of Southside field station (Henderson House), Santa Margarita Ecological Reserve (SDSU). 122 Comment
  UC668423  Lupinus bicolor Annie M. Alexander and Louise Kellogg 1941-4-24 2079 Riverside gorge Dry Morongo Creek (Morongo Valley); , gorge of Dry Morongo Creek 640 Comment
  UCR194236  Lupinus bicolor Mitch Provance, Michael L. Fugate 2005-4-14 10057 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
  UCR4176  Lupinus bicolor R. H. Sauer 1965-4-3 s.n. Riverside Peninsular Range, Riverside, south side of Big Springs Road, c. 500 feet from the east end of the street; west foot of Box Springs Mtns. 396 Comment
  POM317055  Lupinus bicolor subsp. microphyllus F. W. Peirson 1922-4-29 5224 Riverside South of Lake Elsinore. 381 Comment
  CLARK-A1528-494  Lupinus concinnus Fred B. Essig 1967-3-23 Riverside Valle Vista Comment
  JOTR16692  Lupinus concinnus Walters, Jim 1967-4-11 s.n. Riverside Joshua Tree National Park. COVINGTON FLATS 1645 Comment
  POM229043  Lupinus excubitus var. austromontanus Philip A. Munz 1937-5-30 15140 Riverside Santa Rosa Peak. 2409 Comment
  RSA770703  Lupinus excubitus var. austromontanus Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4809 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UC597721  Lupinus excubitus var. austromontanus Philip A. Munz 1937-5-30 15140 Riverside Santa Rosa Peak 2407 Comment
  RSA0122713  Lupinus excubitus var. excubitus Duncan S. Bell, LeRoy Gross 2016-3-30 9151 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 7.5 air miles southeast of the summit of Martinez Mountain. 970 Comment
  POM12626  Lupinus excubitus var. hallii P. A. Munz, I. M. Johnston 1922-5-19 5407 Riverside Above Oak Cliff, San Jacinto Canyon. San Jacinto Mts. Comment
  UC1713285  Lupinus formosus C. V. Meyer June 1927 175 Riverside Dark Canyon; San Jacinto Mts., Dark Canyon 1828 Comment
  CLARK-A1528-2840  Lupinus hirsutissimus John C. Roos 1952-4-9 5511 Riverside Riverside 380 Comment
  POM24329  Lupinus hirsutissimus Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  UCR43032  Lupinus hirsutissimus D. C. Hawks 1986-4-16 s.n. Riverside Sonoran (Colorado) Desert, Whitewater Hill, c. 1.5 mi. east of Whitewater 529 Comment
  RSA414785  Lupinus hyacinthinus George R. Johnston 1928-9-3 s.n. Riverside San Jacinto Mt. 3277 Comment
Read comments Jul 5 2008
  RSA796513  Lupinus latifolius subsp. parishii Robert F. Thorne, E. W. Lathrop 1977-5-18 49723 Riverside Santa Ana Mountains: Bear Spring [east slope of Santiago Peak] Comment
  UCR16237  Lupinus microcarpus Robert Eaton 1968-5-13 680513- 20 Riverside Santa Ana Mtns., Santa Rosa Plateau, Mesa de Colorado, Santa Rosa Road, 6 mi. from Washington Street in Murrieta 610 Comment
  SD83396  Lupinus microcarpus var. densiflorus R. Mitchel Beauchamp, R. C. Pierce 1971-3-27 2063 Riverside Fig Tree Valley, sandy area along trail 690 Comment
  SD133084  Lupinus microcarpus var. microcarpus Scott White 1991-5-13 91 86 Riverside Highway 79, immediately west of U.S. Forest Service Campground at Dripping Springs 548 Comment
  POM202257  Lupinus succulentus Marcus E. Jones 1933-4-5 s.n. Riverside Hemet. Comment
  RSA586157  Lupinus truncatus D. L. Banks, S. D. Boyd 1995-3-30 0122 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. 726 Comment
  SDSU14088  Lupinus truncatus Joel Tracey 2002-4-20 7 Riverside Santa Margarita Ecological Reserve, 60 feet east of parking area, off intersection of Northside Field Station road and Santa Margarita River. Plant growing in crack of granitic rock, 15 feet north of river. 253 Comment
  RSA249830  Luzula comosa Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38075 Riverside San Jacinto Mountains: San Bernardino National Forest. Above James Reserve in Hall Canyon 1677 Comment
  CAS-BOT-BC436684  Luzula comosa var. laxa Mary F. Spencer 1919-7-19 1197 Riverside Idyllwild, San Jacinto Mt. 1615 Comment
  RSA0046718  Lycium andersonii Jim Andre 2014-1-27 26654 Riverside At mine site (and borrow pit), in canyon 1.3 mi. west of Hwy 95 (at Wilson Rd), 12.2 mi. south of Vidal Jct (at Hwy 62). 224 Comment
  RSA0120557  Lycium cooperi Duncan S. Bell, Thomas Stoughton 2016-3-16 8940 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southeastern section of range, approximately 2.5 air miles northeast of Gucci Spring. 399 Comment
  UCR20174  Machaeranthera canescens subsp. ziegleri Jeanine Derby, T. P. Krantz 1977-1 s.n. Riverside Santa Rosa Mtns, Santa Rosa Mountain, along [Forest Service Road] 7S02 to summit Comment
  RSA562476  Madia exigua Steve Boyd, Timothy S. Ross 1992-5-5 7260 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats along Serrano Spring drainage between Lucas Canyon Trail and junction of Bluewater and Verdugo Trails. 732 Comment
  POM49133  Madia gracilis Mary F. Spencer 1919-6-21 1211 Riverside San Jacinto Mountains 1646 Comment
  RSA495433  Mahonia nevinii Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-12 2959 Riverside Vail Lake area, west shore of lake, Kolb Crk. drainage in series of small side draws. 441 Comment
  RSA523537  Mahonia nevinii Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 3997 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  UCR261697  Malacothamnus densiflorus Dick Newell, Judy Booth 2015-5-17 404 Riverside Peninsular Range; Santa Ana Mtns., Cleveland National Forest, South Main Divide Rd., 0.53 mi. NW of Elsinore Peak 968 Comment
  SEINET3449048  Malacothamnus fasciculatus var. fasciculatus Steven R. Hill, Andrew C. Sanders 2001-5-4 33731 Riverside Santa Rosa Plateau, Santa Rosa Plateau, Carancho Road, about 1370 feet northeast of San Diego county line, west side of De Luz Creek valley, descending plateau downslope from "cut flower" farm, Fallbrook Quadrangle (topo map) 180 Comment
  RSA759211  Malacothrix clevelandii Robt Allen 2008-5-17 s.n. Riverside Bear Canyon Trail. Near boundary of San Mateo Wilderness 675 Comment
  CAS-BOT-BC347697  Malacothrix glabrata A. C. Sanders; Mitch Provance; T. B. Salvato 2001-4-6 23934 Riverside Western Colorado Desert: Coachella Valley, Desert Hot Springs, N of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  CAS-BOT-BC347707  Malacothrix glabrata C. L. Hitchcock 1966-3-21 24329 Riverside Sand dunes about 15 mi. s. of Rice, on dirt road to Blythe Comment
  HSC28056  Malacothrix glabrata Richard Spjut 1973-4-6 3272 Riverside Colorado Desert, 4-5 mi. N of Palm Springs on Indian Ave. 152 Comment
  POM362320  Malacothrix glabrata Ora M. Clark 1929-2-22 156 Riverside W of Whitewater, Colorado Desert. Comment
  RSA775224  Malacothrix glabrata Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4477 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
  SBBG66064  Malacothrix glabrata M. N. Ackley -Feb-1926 151 Riverside near Edom 64 Comment
  UCR245960  Malacothrix glabrata Duncan S. Bell 2009-3-8 69 Riverside Arica Mountains, north tip of range, c. 3 air miles NW of Priest Well, or c. 5.5 air miles SW of ghost town of Rice 404 Comment
  UCR261454  Malacothrix glabrata A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41441 Riverside San Gorgonio Pass, San Gorgonio River wash, c. 3.7 miles east of Cabazon, c. 1.25 mi. NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms 439 Comment
  SEINET269556  Malacothrix saxatilis var. tenuifolia Scott D. White 1996-5-27 4069 Riverside 'Badlands' Jackrabbit Canyon east of Moreno Valley and south of Calimesa between state highway 60 and Gilman Spring R 518 Comment
  UCR123835  Malva parviflora Steven R. Hill, K. Kramer 2001-4-27 33476 Riverside Sonoran (Colorado) Desert Edge; San Gorgonio Pass, Cabazon, Morongo Indian Reservation, at Hadley's Orchard Store, junction of Apache Trail and Seminole Drive, north of Hwy I-10, Apache Trail Exit, 4 mi east of Banning 560 Comment
  UCSB45543  Malva parviflora Roos, John; Roos, Lucille 1951-5-5 Riverside Fairmont Park, Riverside Comment
  UC403441  Mammillaria tetrancistra L. J. Childs 1925-1-5 Riverside Deep Creek Canyon Colorado Desert, Santa Rosa Mt. (mouth) Comment
  RSA441210  Marah macrocarpa N. C. Cooper 1947-4-4 2026 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  SBBG87444  Marah macrocarpa L. F. LaPre, J. Easton 1988-1-27 Riverside Santa Rosa Springs Ranch, on Santa Rosa Plateau, W of Murrieta Comment
  UC28936  Marah macrocarpa Wright 1890-1 Riverside Colorado Desert Comment
Read comments Nov 29 2010
  RSA799876  Marina parryi Scott D. White, Robert Black 2011-2-25 13391 Riverside Sonoran Desert: Kaiser Road N of 10 freeway along long bend in road. 207 Comment
  SD27989  Marina parryi Carl B. Wolf 1932-4-28 3088 Riverside Eastern Colorado Desert, southwest edge of Maria Mountains, 10 miles from Blythe on Rice Road. 500 Comment
  RSA619538  Marrubium vulgare D. L. Banks 1997-5-5 1987 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
  UCR107829  Marrubium vulgare D. L. Banks 1997-5-5 1987 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek. Along the S fork of Pechanga Creek 427 Comment
  UCR149986  Marrubium vulgare Scott D. White, Angelia Carey 2004-5-7 10335 Riverside San Jacinto Mountains, Indian Creek and adjacent foothills 610 Comment
  UCR174521  Marrubium vulgare A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32493 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  UCR22046  Marrubium vulgare Steve Boyd 1980-5-11 238 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
  UCR101462  Marsilea vestita A. C. Sanders, K. C. Rose 1998-9-29 22240 Riverside San Jacinto Valley, west edge of Hemet, east side of Warren Rd. between Esplanade Ave. and the Tres Cerritos Hills 459 Comment
  RSA660553  Matricaria matricarioides Lydia Paneri 1982-4-17 12 Riverside Cajalco Road, 0.7 miles east of I-15; south of Corona. Comment
  UCR152635  Matricaria matricarioides A. C. Sanders 2005-4-22 29589 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 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
  SD234831  Matricaria occidentalis R. E. Riefner Jr. 2004-6-27 4 221 Riverside Paloma Valley; along Scott Road, in general vicinity of Leon Road (Winchester 7.5'Q) 434 Comment
  RSA559433  Meconella denticulata Steve Boyd 1992-4-15 6859 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  POM276580  Medicago polymorpha Lyman D. Benson 1932-3-26 3159 Riverside 3 miles N [of] Temecula. 457 Comment
Read comments Dec 4 2011
  RSA556494  Medicago polymorpha Julie Greene 1993-4-3 1120 Riverside San Jacinto Wildlife Area. Weedy area by Fence Line Road gate. 441 Comment
  SDSU13591  Medicago sativa W. Miller Riverside Comment
  POM113309  Melica frutescens Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA526502  Melica imperfecta Steve Boyd, Timothy S. Ross 1990-5-11 4697 Riverside Vail Lake area, N flank and summit of Wild Horse Peak in Agua Tibia Mtns, Cleveland Nat. Forest. 610 Comment
  SD244057  Melica imperfecta T. B. Salvato 2013-3-22 7410 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. 395 Comment
  SEINET269498 Image available Melica imperfecta Scott D. White 1996-3-31 3852 Riverside Elsinore Basin Bundy canyon southeast of Lake Elsinore. About 1 mile east of Bundy Canyon Road exit from I-15 freeway 450 Comment
  UCR135735  Melica imperfecta A. C. Sanders 2004-4-20 27553 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
  UCR20447  Melica imperfecta E. W. Lathrop 1966-4-13 6171 Riverside Peninsular Range, 3 mi NW of Murrieta Comment
  UCR241661  Melica imperfecta T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 341 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  CSUSB1111  Melilotus indicus David H. Eslinger 1907-5-27 Riverside City of Riverside, UCR campus, near sidewalk along lawn northwest of geology building. 335 Comment
Read comments Jul 26 2011
  RSA586323  Melilotus indicus D. L. Banks, S. D. Boyd 1995-5-3 0188 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  RSA440354  Mentzelia affinis H. M. Hall 1905-04 5766 Riverside Cathedral Canyon 91 Comment
  JOTR34006  Mentzelia involucrata La Doux, Tasha, M. Harding 2010-4-7 2894 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View; side canyon leading north, approx. 1 mile north of park boundary Comment
  SBBG99187  Mentzelia involucrata W. L. Halvorson 1977-2-5 77 -11 Riverside bajada, near jct of I-10 and rd to Joshua Tree Nat Monument Comment
  SD114165  Mentzelia involucrata D. F. Howe 1949-3-21 1940 Riverside 16 miles east of Mecca on Highway. 518 Comment
  UC192390  Mentzelia involucrata J. G. Lemmon April 1876 10 Riverside Colorado Desert, Whitewater River Comment
Read comments Jan 15 2010
  UC68744 Image available Mentzelia involucrata H. M. Hall 1905-4-21 5839 Riverside near Salton; Colorado Desert; near Salton, Colorado Desert, Riverside Co. -76 Comment
  CSUSB821  Mentzelia involucrata var. megalantha Wayne White 1974-5-24 Riverside Chuckwalla Mountains, Colorado Desert On Highway I-10 near Red Cloud Road; Chuckwalla Mountains in Colorado Desert 609 Comment
  RSA503389  Mentzelia involucrata var. megalantha Gary D. Wallace 1966-3-4 70 Riverside Along Dillon Rd. S slopes of the Little San Bernardino Mtns. 122 Comment
  CLARK-A1528-5372  Mentzelia micrantha John C. Roos, Lucille Roos 1952-5-19 5695 Riverside Moreno 518 Comment
  JEPS41190  Mentzelia montana Carl V. Meyer 1929-6-13 752 Riverside above Keen Camp (on Idyllwild Road); San Jacinto Mts. Comment
  UC19591  Mentzelia montana H. M. Hall May 1899 1121 Riverside San Jacinto Mountains, Strawberry Valley 1615 Comment
  UC19574  Mentzelia veatchiana H. M. Hall June 1901 2145 Riverside Eastern base, along the borders of the Colorado Desert San Jacinto Mountains Comment
  UCR126991  Mesembryanthemum nodiflorum A. C. Sanders, Guy Bruyea 2003-6-12 26889 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
  UCR182432  Mesembryanthemum nodiflorum Mitch Provance 2005-5-17 6557 Riverside Warm Springs Valley, Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, c. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site 421 Comment
  LA209009  Micranthes californica John O'Leary; 1975-3-30 337 Riverside San Timoteo Canyon. 0.5 mi E of Treemont [?] 655 Comment
  RSA614099  Microseris douglasii subsp. douglasii A. C. Sanders, George K. Helmkamp 1997-3-15 19995 Riverside Lake Skinner, SE foot of Bachelor Mtn., just north of the lake. 500 Comment
  RSA585877  Microseris douglasii subsp. platycarpha D. L. Banks, S. D. Boyd 1995-5-9 0353 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
  SEINET13276737 Image available Microseris douglasii subsp. platycarpha Mitch Provance, Matt Amalong 2015-1 315 -27 Riverside Paloma Valley: Murrieta, old Clydesdale horse ranch 0.4-0.6 miles S of Keller Rd., along unmarked dirt portion of Menifee Rd. (Murrieta 7.5' Q.) 450 Comment
  UCR189588  Microseris douglasii subsp. platycarpha Diane Menuz 2006-5-10 084 Riverside Peninsular Range, Lake Elsinore, Alberhill. Just south of clay pits, 0.8 mi west of Walker Canyon road, near peak 484 Comment
  RSA180327  Microseris heterocarpa E. W. Lathrop 1965-4-18 5664 Riverside 10 miles west of Murrieta. Comment
  UCR250580  Microseris heterocarpa A. C. Sanders 2014-4-18 41022 Riverside Peninsular Range, Temescal Canyon, hills along De Palma Rd. between Indian Truck Trail and Horsethief Canyon roads, c. 100 m south of I-15 401 Comment
  POM15165  Microseris lindleyi Mary F. Spencer 1922-4-23 531 Riverside Maillard Canyon, prope [near] Banning. 701 Comment
  POM8582  Mimulus aurantiacus var. pubescens I. M. Johnston 1920-5-8 8582 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
  RSA559464  Mimulus aurantiacus var. puniceus Steve Boyd, Tim S. Ross 1992-5-5 7213 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero. 732 Comment
  SDSU12270  Mimulus aurantiacus var. puniceus Jeremy Mass, Ryan Jacobsen 2000-4-19 17 Riverside Near fork in the road leading down to the canyon and growing throughout Stone Creek area near Southside Field Station, Santa Margarita Ecological Reserve (SDSU). 251 Comment
  CLARK-A1528-859  Mimulus bigelovii Charlotte Stocks 1963-4-15 Riverside Box Canyon Comment
  SEINET3159638  Mimulus bigelovii S. B. Parish 1907-4-22 6165 Riverside Western border of the Colorado desert. 200 Comment
  UCSB44893  Mimulus bigelovii var. bigelovii Collins, Elizabeth 1977-3-29 Riverside Corn Springs Campground; 8 miles south of Hwy. 10 457 Comment
  UC1409045  Mimulus brevipes Robert F. Thorne, J. P. Simon, and C. W. Tilforth 1969-6-24 38099 Riverside above James Reserve (in Hall Canyon); San Jacinto Mts., San Bernardino National Forest 1676 Comment
  UCR35247  Mimulus brevipes L. B. Ziegler 1967-8-1 197 Riverside Peninsular Range; San Jacinto Mtns., Upper Herkey Creek area 1524 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
  POM157912  Mimulus diffusus P. A. Munz 1927-5-20 10806 Riverside 10 miles S. of Hemet. Comment
  CLARK-A1528-4244  Mimulus floribundus E. W. Lathrop 1966-6-1 6359 Riverside Tenaja Range Comment
  LA209476  Mimulus fremontii Elizabeth McClintock; 1938-7-17 sn Riverside San Jacinto Mountains, Pine Cove Comment
  UC26932  Mimulus fremontii var. fremontii H. M. Hall 1899-5-20 1134 Riverside Chalk Hill San Jacinto Mountains 1676 Comment
  RSA442808  Mimulus guttatus H. de Forest, Jack Rempel 1933-10-29 18685 Riverside Snow Creek Canyon. 549 Comment
  UC27063  Mimulus moniliformis H. M. Hall 1897-8-11 805 Riverside San Jacinto Mountains Comment
  UCSC000876  Mimulus moschatus Peter Kamb 1948-7-4 1175 Riverside Hall Canyon, San Jacinto Mts. 1646 Comment
  UC76436  Mimulus nasutus Miss M. Alice King March, 1893 Riverside Menifee Comment
  UC519698  Mimulus palmeri Victor Duran 1932-5-18 3220 Riverside Idyllwild San Jacinto Mountains 1676 Comment
  UCR113873  Mimulus pilosus Mitch Provance, A. C. Sanders 2000-7-4 2092 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  UCR194225  Mimulus pilosus Scott D. White, Angelia Carey 2004-6-4 10472 Riverside San Jacinto Mtn Foothills, San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence 534 Comment
  SEINET5726346 Image available Mirabilis bigelovii Anne Harrison 1962-1 23 Riverside in rocky soil on east side of canyon, on Whitewater Canyon Road north of U.S. Highway 60, 0.25 mile south of trout farm where road crosses Whitewater River.; Whitewater River Comment
  CLARK-A1528-3924  Mirabilis laevis Charles S. Papp 1965-5-5 822 Riverside Highgrove Comment
  SEINET3161596  Mirabilis laevis var. retrorsa S. B. Parish 1907-4-24 6073 Riverside western border of the Colorado Desert 360 Comment
  UC56246  Mirabilis laevis var. retrorsa H. M. Hall Apr 1902 Riverside Coyote Canyon; Western borders of the Colorado Desert 152 Comment
Read comments Aug 14 2010
  POM99006  Mirabilis laevis var. retrorsa E. C. Jaeger 1926-4-24 s.n. Riverside White Tanks, Pinto Mts. 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
  SD119906  Mirabilis pumila Louis B. Ziegler 1964-8-10 29 Riverside Garner Valley; San Jacinto Mountains. 1402 Comment
  RSA408771  Mohavea confertiflora Martha Hilend 1928-3-11 92 Riverside Morongo Pass, Colorado Desert region. Comment
  UCR167464  Mohavea confertiflora 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
  UCSB7450  Mohavea confertiflora Haller, John 1957-3-23 Riverside at mouth of Morongo Canyon; ca. 8 rd. mi. N. of US. 99 and 1 air mi. S. of Riverside - San Bernardino Co. line 762 Comment
  SEINET10548358  Mohavea confertiflora David B. Dunn 1946-2-22 Dunn 1966 Riverside Collected in mud flats dry, caked and split. All american canal catch basin from Desert washes. Oracopia mts ne of the saltan sea. Very arid country. Comment
  SD233870  Monardella A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24608 Riverside Mojave Desert, Little San Bernardino Mtns: Stubbe Spring, Joshua Tree National Park, 4.35 mi. (airlilne) SW from park road in Lost Horse Valley. 1341 Comment
  UCD125187  Monardella breweri subsp. lanceolata R. N. Raynor 1938-6-20 s.n. Riverside Aguanga. Comment
  LA96095  Monardella nana Elizabeth McClintock; 1941-7-10 91 Riverside San Jacinto Mountains, short distance from top of Suicide Rock Comment
  RSA401635A  Monardella nana subsp. tenuiflora G. Willett 1931-6-24 s.n. Riverside San Jacinto Mountains. Comment
  RSA750313  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-21 128 Riverside San Jacinto Mts. Trail to Hidden Lake. A short distance from the top of the ledge just below the turn off to Hidden Lake. Comment
  JEPS123817  Monardella robisonii T. La Doux with J. Andre 2008-9-16 349 Riverside Joshua Tree National Park: JTNP; on NE end of Splitrock Picnic Area. Queen Mountain USGS 7.5' Quad. Comment
  POM57988  Monoptilon bellioides H. M. Hall 1902-04 2792 Riverside Coyote canyon 152 Comment
  RSA741013  Montia fontana Scott D. White, Justin M. Wood 2008-6-18 12230 Riverside San Jacinto Mountains: K Flat Meadow. 1433 Comment
  UCR113921  Muhlenbergia asperifolia Mitch Provance, A. C. Sanders 2000-7-4 2112 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  CAS-BOT-BC275297  Muhlenbergia microsperma A. N. Dunn; A. M. Martin 1932-3-26 s.n. Riverside Box Canon Comment
  HSC8122  Muhlenbergia microsperma E. C. Jaeger 1922-4-1 787 Riverside Box Canyon, near Mecca. Colorado Desert Region. Comment
Read comments Jul 9 2010
  UCR163054  Muhlenbergia microsperma B. G. Pitzer, G. R. Ballmer 2000-10-14 4236 Riverside Sonoran (Colorado) Desert, large wash c. 5.3 miles east of Ford Lake Rd. and 1 mile west of Wiley's Well Rd., off gasline road c. 200 yards south of Hwy I-10 115 Comment
  UC39893  Muhlenbergia richardsonis H. M. Hall Jul 1 1901-Aug 1 1901 2477 Riverside Tamarack Valley San Jacinto Mountains 2804 Comment
  UC53683  Muhlenbergia richardsonis H. M. Hall 1897-8-10 786 Riverside Tamarack Valley San Jacinto Mountains 2651 Comment
  UC38274  Muhlenbergia rigens H. M. Hall Jun 1 1901-Jul 1 1901 2427 Riverside Tauquitz Valley San Jacinto Mountains 1889 Comment
  UCR2566  Muhlenbergia rigens F. M. Reed 1934-9-26 8955 Riverside San Jacinto Mtns., Herkey Creek camp 1341 Comment
  RSA91746  Muhlenbergia rigens F. W. Peirson 1921-3-23 2373 Riverside Deep Canyon south of Coachella Valley 335 Comment
  UCR178011  Muilla maritima T. B. Salvato, Tracy Tennant 1998-7-18 MOR- 609 Riverside San Bernardino Mtns., Morongo Indian Reservation, vicinity of Wood and Potrero Canyons 1280 Comment
  UCR50587  Muilla maritima B. G. Pitzer, E. Misquez 1988-2-28 0633 Riverside Santa Ana Mtns, Walker Basin, southwest of Murrieta, Avenida Del Oro, 2 mi south of Rancho California Road 428 Comment
  UCR60839  Myosurus minimus subsp. apus R. F. Thorne 1973-5-23 43866 Riverside Santa Rosa Plateau, north side of Mesa de Colorado 610 Comment
  UCR85643  Myosurus minimus subsp. apus A. C. Sanders 1993-4-5 13691 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
  UC217897  Nama P. A. Munz, D. Keck 1922-4-13 4931 Riverside Hayfields Colorado Desert, Chuckawalla Valley, Hayfields (Chuckawalla Valley, Colorado Desert, dry basin) 152 Comment
  RSA757633  Nama demissa var. demissa LeRoy Gross, Jackie McConnaughy, Drew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4321 Riverside Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W., Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  UC702046  Nama demissa var. demissa Harlan Lewis 1946-4-21 105 Riverside Whitewater Canyon Comment
  SD27988  Nama hispida var. spathulata Carl B. Wolf 1932-4-28 3082 Riverside Chuckwalla Valley, 19 miles west of Blythe on the Mecca Road. 399 Comment
  UCR90341  Navarretia atractyloides Scott D. White 1995-6-30 3440 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  RSA642462  Navarretia fossalis Stan C. Spencer 1994-4-16 4416 -21 Riverside From Winchester E 2 mi to California Av then N ca 1 mi to Stowe Rd NW of inters 20 m. Comment
  SEINET3087892  Navarretia fossalis Craig Reiser 1993-1 Riverside Comment
  UCR85575  Navarretia fossalis Julie A. Greene 1993-5-12 1299 Riverside Perris-Aguanga Basin region, South of gated West-East road, east of Davis Rd. 433 Comment
  RSA67049  Navarretia hamata Verne Grant, Alva Grant 1951-6-4 16012 Riverside 2 mi. s. of Temecula on Hwy 395 335 Comment
  SDSU13600  Navarretia hamata subsp. hamata W. Miller, C. Mosse 1972-7-5 Riverside Road below south gate (20ft). 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
  UCR279600  Nemacladus A. C. Sanders, Jim Malusa 2017-3-28 43137 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
  POM316395  Nemacladus glanduliferus var. glanduliferus P. A. Munz, D. D. Keck 1922-4-9 4824 Riverside South base of Eagle Mountains 3 miles NE of the 'Hayfields' 213 Comment
  LA204523  Nemacladus gracilis Carl Epling; Harlan Lewis 1941-5-7 Riverside 1 mile W of Cottonwood Springs Comment
  SEINET10906230  Nemacladus longiflorus Vestal 1963-5-19 VESTAL s.n. Riverside About 1.5 miles northeast of Aguanga Comment
  RSA0126339  Nemacladus longiflorus var. longiflorus Scott D. White 1991-5-10 91 -157 Riverside Hwy 79, immediately W of U. S. Forest Service campground at Dripping Springs. 549 Comment
  UCR92485  Nemacladus orientalis George K. Helmkamp 1995-3-16 s.n. Riverside Sonoran (Colorado) Desert, Below Coxcomb Mtns., west of Rice Rd., 10.3 mi. NE of Desert Center 200 Comment
  UC29177  Nemacladus ramosissimus Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  UCR108838  Nemacladus ramosissimus Heidi A. Haid 1968-3 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  UCR266495  Nemacladus ramosissimus Mitch Provance, Robin Kinmont 2015-3-30 315- 57 Riverside Temecula/Murrieta Region, Murrieta Hot Springs, unnamed hill about 0.5 miles W of Skunk Hollow, S of Hidden Lake Rd. 440 Comment
  CLARK-A1045-140  Nemacladus rubescens George K. Helmkamp 1978-4-25 Riverside Deep Canyon rocky terrace; Palm Desert 15'Q Comment
  JEPS1495  Nemophila menziesii Marjorie D. Clary 1933-5-7 2671 Riverside about ten mi s Kenworthy (Santa Rosa Mountains, Colorado Desert); Colorado Desert, Santa Rosa Mountains, s of Kenworthy Comment
  RSA523372  Nemophila menziesii G. H. True 1935-2-22 11 Riverside Mockingbird Canyon. 457 Comment
  SEINET7067555  Nemophila menziesii A. G. Vestal 1947-6-13 s.n. Riverside About 5.2 miles northeast of De Luz in Sandia Canyon. Coordinate datum: NAD27. Comment
  UCR91736  Nicotiana glauca A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18098 Riverside San Bernardino Mtns, Morongo Indian Reservation, natural pond & bog at SE edge of Burro Flats 1100 Comment
  RSA0060575  Nicotiana glauca Bob Rogers 1984-4-14 1 Riverside Collected in the San Jacinto river-bed on the North side of Highway 74, 0.5 miles past Cranston ranger station going East from Hemet towards Mountain Center. 610 Comment
  RSA587421  Nicotiana glauca D. L. Banks, Steve D. Boyd 1995-6-2 565 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of N peak of Agua Tibia Mountain; On the Woodchuck Trail N of the Riverside County boundary, approximately 1/4 mile S of the clay grasslands. 902 Comment
  JOTR38662  Nicotiana obtusifolia Hodges, Stephen R. 2017-2-1 668 Riverside Joshua Tree National Park. Eagle Mountains, just inside the park boundary on the road to Pinto Wells Comment
  UCR102704  Nicotiana obtusifolia B. G. Pitzer 1998-1-24 3387 Riverside Sonoran (Colorado) Desert, N foot of Chuckwalla Mtns, Eagle Mt Rd, south side of Hwy I-10, 0.8 mi south of Hwy at powerline rd, & wash directly south of road 500 Comment
  UC64483  Nicotiana quadrivalvis H. M. Hall Jun 1897 Riverside Riverside Comment
  UCR16396  Nicotiana quadrivalvis Rex Sanders 1973-5-13 s.n. Riverside Santa Ana Mtns, along Hwy 74, 3.19 mi from Orange County line, in Riverside Co., about 1/3 from the top of the canyon, coastal side of the mountains 457 Comment
  CAS-BOT-BC131885  Nolina parryi Philip A. Munz; P. C. Everett 1950-6-23 14910 Riverside 2 mi. n.w. of Pipe Creek, Hemet Valley, San Jacinto Mts. 1402 Comment
  RSA58896  Nolina parryi Sara M. Schenck 1950-6-8 15480 Riverside Below dam in wash above Desert Queen Mine, Joshua Tree National Monument. Comment
  RSA78248  Nolina parryi Philip A. Munz, E. K. Balls 1952-8-21 17961 Riverside Hamilton Creek, SE part of San Jacinto Mountains. 1372 Comment
  SBBG21993  Nolina parryi P. H. Raven 1959-5-18 14246 Riverside 0.9 mi S of Mountain Center on road to Aguanga Comment
Read comments Jun 9 2012
  RSA686408  Notholaena californica L. C. Wheeler 1933-12-2 2306 Riverside Mouth Tahquitz Canyon near Palm Springs 144 Comment
  UCR90179  Notholaena californica A. C. Sanders, C. L. Sanders, O. F. Clarke, P. J. MacKay, S. D. White 1994-11-27 15869 Riverside San Jacinto Mtns/Colorado Desert, Palm Canyon, from Hermit's Bench upstream to just beyond the confluence with East Fork 300 Comment
Read comments Jun 19 2018
  UCR14367  Oenothera bistorta Steven Wickler 1974-4-21 003 Riverside San Jacinto Valley, immediately off of Hemet-San Jacinto offramp, U.S. Hwy 60, 8 mi. east of Riverside 518 Comment
  POM12929  Oenothera californica subsp. californica P. A. Munz 1922-6-27 5845 Riverside Santa Rosa Mountains, Santa Rosa. 1982 Comment
  RSA355279  Oenothera californica subsp. californica N. C. Cooper 1949-6-29 4306 Riverside West of Pinon Flats, San Jacinto Mountains. 1524 Comment
  UCR133714  Oenothera californica subsp. californica N. C. Cooper 1944-4-22 1143 Riverside San Gorgonio Pass, Banning 701 Comment
  CSUSB206  Oenothera deltoides Sally Bell 1964-3-15 Riverside Cathedral City, in dry wash about 300 yards behind Travel Lodge Trailor Park off Highway 111. 91 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
  RSA795946  Oenothera deltoides Duncan S. Bell 2009-4-19 272 Riverside Arica Mountains: west side of range, approximately 2.5 air miles southwest of Priests Well. 391 Comment
  RSA146019  Oenothera deltoides subsp. deltoides William M. Klein, David P. Gregory 1958-2-14 147 Riverside Along U.S. hwy 60-70 on Palo Verde Mesa, west of Blythe. Comment
  RSA597074  Olea europaea D. L. Banks, Elizabeth Hedge Banks, John B. Hedge 1996-6-6 1123 Riverside NW Palomar Mountains; Agua Tibia Mountains; N foothills of Dorland Mtn., S of Temecula Creek; 0.4 miles E of Pauba Road on the N side of Los Caballos Road, along the broad, sandy, southern alluvial bench of Temecula Creek. 370 Comment
  HSC86975  Oligomeris linifolia David Charlton 1988-2-18 1179 Riverside S side of Little San Bernardino Mtns., Fargo Canyon Rd. to Cottonwood Wash, S of Joshua Tree National Park, parallel to Hwy. 10, 5 mi. E of the jct. of Dillon Rd. and Fargo Canyon Rd. 762 Comment
  SD229120  Opuntia basilaris var. basilaris Dick Schwenkmeyer 2013-6-11 923 Riverside Carrizo Creek camp, approx. 1.5 north of highway 74 and Royal Carrizo Road intersection. 890 Comment
  POM9959  Opuntia bigelovii var. bigelovii P. A. Munz 1921-5-1 4485 Riverside 5 miles north of Whitewater, San Bernardino Mts. 305 Comment
Read comments May 28 2011
  SEINET4404022  Opuntia phaeacantha Lyman Benson 15629 Riverside Peninsular Ranges; San Jacinto Mountains region: San Jacinto Mountain Range; Pines-to-Palms Highway 1372 Comment
  POM20705  Opuntia polyacantha var. erinacea C. B. Wolf, Percy C. Everett 1938-9-29 9458 Riverside Desert slope of San Jacinto Range, Upper edge of Pinyon flat on the Palms to Pines Highway. 1220 Comment
  UC455794  Oreostemma alpigenum var. andersonii I. J. Condit 1910-6-22 Riverside Tahquitz Valley San Jacinto Mts. 2438 Comment
  RSA0077923  Orobanche fasciculata Ivan M. Johnston 1917-4-4 s.n. Riverside Andreas Canyon. 243 Comment
  RSA560836  Orthocarpus purpurascens Steve D. Boyd, Tim S. Ross 1992-5-4 7186 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero 732 Comment
  POM184267  Orthocarpus purpurascens var. pallidus Philip A. Munz 1932-3-24 12016 Riverside Corona 366 Comment
  POM256964  Orthocarpus purpurascens var. pallidus W. Pequegnat 1940-4-28 s.n. Riverside Bedford Truck Trail. 366 Comment
  UC64503  Oxytheca caryophylloides H. M. Hall 1901-6-24 Riverside in canyons of w side San Jacinto Mountains (Fuller's Mill) 1767 Comment
  RSA597530  Oxytheca emarginata Louis C. Wheeler 1960-5-7 7685 Riverside Santa Rosa Mountains. Garnet Queen Mine. Comment
  RSA279605  Oxytheca trilobata James L. Reveal, Barbara J. Ertter 1976-6-30 4571 Riverside San Jacinto Mountains, 0.3 mile south of California Hwy 74 on the road to Mile High Trap Club-1 mile road junction west of Mountain Center. 1311 Comment
  SD137699  Paeonia californica Darin L. Banks, Steve Boyd 1995-3-15 66 Riverside Agua Tibia Wilderness Area, north face of Agua Tibia Mountain, Dorland Mtn. Area. 701 Comment
  OBI26120  Palafoxia arida David J. Keil 1976-12-12 11927 Riverside Along I-10, 37 mi E of Chiriaco Summit Comment
  SEINET2053886 Image available Palafoxia arida B. Pitzer 1998-1-24 3402 Riverside N foot of Chuckwalla Mts., Eagle Mt Rd, S side of Hwy I-10, 0.8 mi S of Hwy at powerline road and wash directly S of road. 499 Comment
  SEINET10799061  Palafoxia arida David B. Dunn 1946-2-23 Dunn 1958 Riverside Collected in mud flats dry and caked and split. All American CAnal catch basin from desert washes. Orascopia Mts. northeast of the Saltan Sea. Comment
  RSA289866  Palafoxia arida var. arida B. A. Prigge 1980-12-15 4106 Riverside Coachella Valley Stormwater Channel: 3 miles S of Mecca where Lincoln Street crosses channel. -67 Comment
  RSA363739  Palafoxia arida var. arida Geo Cantwell, B. C. Templeton 1935-4-10 s.n. Riverside Dos Palmas Springs, Salton Sea Comment
  RSA780228  Palafoxia arida var. arida Stephanie Rockwood, Christi Gabriel 2011-10-12 105 Riverside East side of the West Riverside Mountains. Highway 62 to NS857 (Radio Tower Road) to NS 853 to 7 Wash Road. Vidal Valley. 348 Comment
  RSA80968  Palafoxia arida var. arida G. R. Campbell 1952-4-6 18417 Riverside Box Canyon, road leading from Hwy 60-70 to Salton Sea. 457 Comment
  UC831416  Palafoxia arida var. arida C. L. Hitchcock 1940-3-29 5848 Riverside ca 12 mi e Indio Comment
  UC69351  Panicum acuminatum var. acuminatum H. M. Hall June 1901 2244 Riverside North Fork; San Jacinto Mountains, North Fork 914 Comment
  RSA801737  Panicum antidotale Anonymous 1952-9-20 s.n. Riverside San Jacinto Valley. Hemet. Comment
  UCR43000  Panicum capillare A. C. Sanders 1986-5-20 6499 Riverside Vacant lot where an orange grove was recently removed, across the street from 1012 Spruce St. 305 Comment
  UCR2613  Panicum miliaceum F. M. Reed 1910-10-14 3112 Riverside Riverside: margin of cultivated orchard, Bundy Lot 305 Comment
  POM116060  Panicum urvilleanum Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  UCR104075  Papaver californicum A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20631 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  UCR19219  Parietaria hespera var. hespera John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, rocky canyon 2.5 miles SE of Desert Center 610 Comment
  UCR41240  Parietaria hespera var. hespera N. M. Fellows, A. C. Sanders 1985-4-9 147 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, Oasis de Los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the north foot of San Jacinto Mtns., 1 mile west of Snow Creek Village 489 Comment
  CSUSB1107  Parkinsonia aculeata R. Van Curen 1970-5-20 28 Riverside Base of Mount Rubidoux at Exit. Roadside. 259 Comment
  UCR235049  Parkinsonia aculeata A. C. Sanders, John F. Green 2012-5-27 40212 Riverside Peninsular Range; Perris-Aguanga Basin Region, eastern edge of Gavilan Hills, powerline route west of San Jacinto River and east of Hwy 74, 5.6 km SE of Perris 441 Comment
  LA45752  Parkinsonia florida Nesta Dunn; A. M. Martin 1932-3-27 sn Riverside Box Canyon Comment
  RSA0027382  Parkinsonia florida Kristin Forgrave, Sarah J. De Groot 2013-6-4 14 Riverside On Graham Pass Rd 10 mi from Chuckwalla Valley Rd 362 Comment
  UCR263645  Parkinsonia florida Aaron C. Sedgwick, Brett Griffin 2012-3-28 028 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road. c. 6 miles south of Hwy I-10 323 Comment
  UCR113973  Parthenocissus vitacea Mitch Provance, A. C. Sanders 2000-7-4 2099 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  RSA500149  Paspalum distichum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3651 D Riverside Vail Lake area, Temecula Creek, SE of the lake, just N of Hwy 79. 488 Comment
  RSA733145  Paspalum vaginatum R. E. Riefner 2005-8-7 5 -596 Riverside Indian wells, tributary to Whitewater River, Hwy. 111 near Point Happy. 20 Comment
  UCR239844  Paullinia pinnata O. F. Clarke 2003-9-3 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  OBI7762  Pectis papposa var. papposa David J. Keil 1975-8-27 10994 Riverside 8 mi W of Desert Center along I-10 Comment
  RSA782786  Pectis papposa var. papposa Stephanie Rockwood, Christi Gabriel 2011-10-5 065 Riverside Alligator ACEC. Desert Center Exit off I10. Follow route to Granite Mine. 399 Comment
  UCR274823  Pectis papposa var. papposa Stephanie Rockwood, Christi Gabriel 2011-10-12 093 Riverside Southcentral Mojave Desert, Rice Valley, Hwy 62 to Blythe Rice Road, c. 1 mile from the hwy 229 Comment
  HSC78514  Pectocarya heterocarpa G. K. Helmkamp 1983-3-24 38312 Riverside Little Chuckwalla Mtns., N base, 1.5 mi. E of Graham Pass Rd. 335 Comment
  UCR167378  Pectocarya heterocarpa 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
  UCR234813  Pectocarya heterocarpa Jim Andre, Glenn L. Clifton 2011-2-22 17478 Riverside Coachella Valley, 1.2 mi due south of Windy Point (at Hwy 111, just southwest of 'The Cove' housing development near Blaisdell Creek, at base of San Jacinto Mountains 320 Comment
  UCR96871  Pectocarya linearis Scott D. White 1993-3-12 1176 Riverside Near Winchester 466 Comment
  HSC79098  Pectocarya linearis subsp. ferocula James Henrickson 1973-3-18 8596 Riverside 16 (air) mi. E of Temecula, 2.9 mi. E of Aguanga along Hwy. 71 823 Comment
  SDSU14016  Pectocarya linearis subsp. ferocula Michael G. Simpson, Adrienne Russell 2000-4-29 2076 Riverside Rocky ridge, ca. 100-150 feet SSW of Northside field station, Santa Margarita Ecological Reserve (SDSU). 366 Comment
  POM368788  Pectocarya penicillata N. C. Cooper 1946-4-5 2049 Riverside Los Alamos Canyon, Elsinore 762 Comment
  RSA757639  Pectocarya penicillata LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4313 Riverside Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W., Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  CDA40690  Pectocarya platycarpa K. Frick 1962-3-14 s.n. Riverside South end of Hemet Valley. 0 Comment
  UCR214882  Pectocarya platycarpa A. C. Sanders 2010-3-15 37396 Riverside Sonoran (Colorado) Desert, pass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 deg. ) of Blythe 152 Comment
  SEINET3084049 Image available Pectocarya recurvata Andrew C. Sanders, Pam MacKay, Tim Thomas, G. K. Helmkamp 1997-2-8 19678 Riverside Colorado Desert/San Jacinto Mtns: ; Palm Springs area, Tahquitz Debris Basin at mouth of Tahquitz Canyon 183 Comment
  UC1287156  Pectocarya recurvata C. L. Hitchcock 1966-3-16 24180 Riverside 1/4 mi w Aguanga Comment
  UCR103789  Pectocarya recurvata Scott D. White 1997-2-28 4702 Riverside Peninsular Range, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy 457 Comment
  UCR144109  Pectocarya recurvata Scott D. White, Michael Honer 2003-4-30 9144 Riverside Sonoran (Colorado) Desert, Shavers Valley, about 1-2 mi SW of unnamed freeway exit at pumping station 457 Comment
  UCR135726  Pectocarya setosa Mitch Provance, Kerry Knudsen, Petra Wester 2004-5-8 9031 Riverside Santa Rosa Mtns., c. 0.05 miles S on Santa Rosa Mt. Road from Hwy 74 1402 Comment
  UCSB38687  Pectocarya setosa Cowan, Clark 1978-4-24 Riverside 19.6 mi. (31.3 km.) S on 74 from jct with Hwy. 111 at Indian Wells; Sta. Rosa Mt. Rd.; 1.9 mi. (3 km.) S of 74 Comment
  UCSB41268  Pectocarya setosa Cowan, Clark 1978-4-23 Riverside 17.3 mi. (27.2 km.) S and W on Hwy. 74 from jct. with 111 at Indian Wells; Santa Rosa Mts.; San Berndo. Nat. Forest; Whittaker transect #W-221 1180 Comment
  POM6881  Pedicularis densiflora Philip A. Munz, L. T. Street, G. Williams 1919-3-25 2327 Riverside Beaumont. 610 Comment
  UC64233  Pedicularis densiflora H. M. Hall 1897-4-17 476 Riverside vicinity of Beaumont Comment
  UCSB11051  Pedicularis semibarbata Haines, Bruce 1962-5-5 Riverside 5 miles north of Idyllwild, 19.1 miles southwest of Banning on Banning to Idyllwild Road 1767 Comment
  UCR190496  Pelargonium denticulatum T. B. Salvato 2007-10-10 3068 Riverside Upper Santa Ana River Basin/San Bernardino Valley, Riverside, residence at 1009 Bascomb Drive 305 Comment
  RSA561123  Pellaea andromedifolia var. andromedifolia Steve Boyd, Timothy S. Ross, Dave Bramlet 1993-5-12 7312 Riverside Southern Santa Ana Mountains, Sant Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon. 365 Comment
  CAS-BOT-BC71403  Pellaea mucronata Wr. Coc?r 1917-3-23 s.n. Riverside Palm Springs Comment
  SD138476  Pellaea mucronata Darin L. Banks, Steve Boyd 1995-3-15 71 Riverside Northwest Palomar Mountains, Agua Tibia Wilderness Area, north face of Agua Tibia Mountain, Dorland Mountain area 787 Comment
  RSA686889  Pellaea mucronata subsp. californica L. L. Kiefer 1966-7-24 2277 Riverside San Jacinto Mtns., Devil Slide Trail. 2 miles up from Humber County Park 2134 Comment
  CAS-BOT-BC422327  Pellaea mucronata subsp. mucronata Andrew Townesmith; Karen M. Meyer; Tracy Scott 2007-3-17 693 Riverside San Bernardino National Forest, San Jacinto Ranger District. Lake Hemet fishing access, 1.2 miles west of route 74 on Forest Service road 6S15. 1334 Comment
  UC1874932  Pellaea mucronata subsp. mucronata Ruth Kirkpatrick 1952-4-25 1152 Riverside Along Hwy 243, 2.5 road mi from Banning. Comment
  UCR165382  Pennisetum setaceum M. Georgiady 2003-5-22 s.n. Riverside east of Homeland, Calif. Hwy 74, 1.2 km west of Calif. Hwy 79 (Winchester Rd.), south foot of Lakeview Mtns. 485 Comment
  RSA300468  Penstemon californicus Walter Wisura 1982-6-5 3831 Riverside Near SE base of Pyramid Peak along Pacific Crest Trail 2073 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
  RSA649972  Penstemon centranthifolius Jeanne Bellemin 1969-5-24 s.n. Riverside Banning to [Idyllwild] Comment
  RSA662561  Penstemon centranthifolius Tamara Joy Hanna 1991-5-4 6 Riverside Township of Anza, area of High Country Ranches. From Terwilliger Road (paved) east of Coyote Canyon Road (dirt) approx. 2 miles. 1220 Comment
  SD229287  Penstemon centranthifolius Dick Schwenkmeyer 2012-3-26 683 Riverside Mt. San Jacinto area: Lake Hemet (site #4), Highway 74, sloping hillside 1317 Comment
  RSA97016  Penstemon clevelandii subsp. connatus R. M. Straw 1953-6-4 432 Riverside Palms to Pines Hwy (74), 0.5 miles W of Santa Rosa Mountain Truck trail Comment
  JEPS7550  Penstemon clevelandii var. connatus Marjorie D. Clary 1932-6-5 962 Riverside Dead Indian Trail Santa Rosa Mts., Carrizo Creek, Dead Indian Trail Comment
  RSA0099997  Penstemon labrosus Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8572 Riverside Santa Rosa Mountains; along Forest Service Road 7S02, approx. 0.7 air mile west of the summit of Santa Rosa Mountain. 2233 Comment
  RSA0014859  Penstemon rostriflorus C. Epling, Wm. Robison 1935-6-30 s.n. Riverside San Jacinto Mountains: North Fork San Jacinto River. Comment
  POM4262  Penstemon spectabilis H. M. Hall 1902-04 2923 Riverside Vicinity of Riverside 366 Comment
  POM160737  Pentachaeta aurea Marcus E. Jones 1929-3-9 s.n. Riverside Whitewater, Colorado Desert Comment
Read comments Mar 7 2007
  RSA171363  Pentachaeta aurea J. D. Olmsted 1962-5-3 3514 Riverside Intersection of Pines to Palms Hwy and south access road to Thomas Moutain 1387 Comment
  RSA720465  Pentachaeta aurea Naomi Fraga, Tim Thibault 2006-5-16 1671 Riverside ca. 2.5 miles up Morris Ranch Road near its intersection with a locked FS road west of Goff Flat. 1585 Comment
  RSA772010  Pentagramma triangularis subsp. triangularis Orlando Mistretta, Duncan Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4961 Riverside San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  RSA797250  Perideridia parishii subsp. latifolia R. F. Thorne, Walter Wisura 1977-9-17 50788 Riverside San Jacinto Mountain: Long Valley to Round Valley along trail to summit. 2591 Comment
  UC21313  Perideridia parishii subsp. latifolia H. M. Hall 1897-8 851 Riverside Tauquitz Valley San Jacinto Mountains (bogs) 2438 Comment
  UCR226785  Peritoma arborea Jim Andre 2011-2-9 15903 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
  UCR244079  Peritoma arborea var. arborea Jim Andre 2012-4-16 20895 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  CAS-BOT-BC355981  Perityle emoryi M. Bourell; R. Patterson 1987-4-14 3276 Riverside Spur N of Box Canyon Hwy 195, BLM Conservation Area 150 Comment
  CAS-BOT-BC356002  Perityle emoryi Martha Hilend 1932-3-26 s.n. Riverside Chuckawalla [Chuckwalla] Mts., about 3 miles above Corn Springs Comment
  JOTR34384  Perityle emoryi Andre, Jim 2012-4-16 20907 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  RSA0117921  Perityle emoryi Sarah J. J. De Groot, Cheryl Sevilla 2016-3-16 7651 Riverside Mecca Hills: Side canyon along Painted Canyon Road. northeast of Mecca, northwest of Box Canyon. 170 Comment
  RSA4948  Perityle emoryi C. B. Wolf 1932-4-27 3050 Riverside Colorado Desert, lower end of Lost Palm Canyon, at 1st rocky hills, 1mi off the Mecca-Blythe Road. 244 Comment
  RSA779577  Perityle emoryi Duncan S. Bell 2009-3-7 9 Riverside Arica Mountains: east side of mountain range, approximately 1.7 air miles west of Priest Well. 431 Comment
  SEINET10800180  Perityle emoryi David B. Dunn, Shogo; Schroeder; Bruskin; A. Folsom 1948-3-13 Dunn 3710 Riverside Found growing in a wash. Indio Hills, Colorado Desert. Near Pushawalla. Comment
  SEINET10875493  Perityle emoryi David B. Dunn, Howard Brown; Elizabeth M. McClintock 1947-3-15 Dunn 2897 Riverside Pushawalla Canyon Biota. Indio Hills. In dry wash. Comment
  JOTR35184  Persicaria lapathifolia La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 3280 Riverside Joshua Tree National Park. Queen Mountains; West side of Barker Dam; Small riparian zone in and along drainage from dam (Stop 5) 1300 Comment
  UC598734  Petalonyx thurberi subsp. thurberi John Bright 1936-4-21 12792 Riverside n. of Palm Springs; Colorado Desert Comment
  UCR110405  Petunia parviflora A. C. Sanders, D. Bramlet, Mihai Costea, T. B. Salvato 1999-10-15 23174 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. east of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  CAS-BOT-BC326734  Peucephyllum schottii Roxana S. Ferris 1918-6-14 984 Riverside Box Canyon near Shavers Well, Chocolate Mts., Mecca - Blythe Road Comment
  LA104783  Peucephyllum schottii Barry A. Prigge; 1988-2-21 7848 Riverside Orocopia Mountains, 2 mi. W of Clemens Well, Colorado Desert 228 Comment
  POM46835  Peucephyllum schottii Mary F. Spencer 1920-3-29 1450 Riverside Cottonwood Springs Comment
Read comments Feb 1 2012
  RSA94110  Peucephyllum schottii F. W. Peirson 1930-3-29 8690 Riverside Colorado Desert. Painted Canyon, near Mecca. Comment
  RSA113259  Phacelia brachyloba E. K. Balls 1955-4-4 20428 Riverside Chaparral, Ortega Hwy. 8.3 mi. ne. from Orange-Riverside Co. line, Elsinore overlook. 793 Comment
  RSA769029  Phacelia brachyloba E. W. Lathrop 1968-5-30 6939 Riverside Main divide truck trail between El Carriso and Santiago Peak; Cleveland National Forest 1220 Comment
  UCR241185  Phacelia brachyloba Tracy Tennant, Jeffrey Ross 1998-6-23 MOR- 502 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  SEINET5537057  Phacelia campanularia E. Neese 1979-4-10 7066 Riverside Joshua Tree National Monument south of Twenty-Nine Palms, between Pinto Basin junction and Cottonwood Wash. 305 Comment
  JOTR35288  Phacelia campanularia subsp. vasiformis Andre, Jim 2012-4-11 20781 Riverside Joshua Tree National Park. NW Eagle Mountains, along dirt road to Black Eagle Mine, 0.7mi east of road to Cottonwood Spring, 34mi south of Hwy 62 at Twentynine Palms. 729 Comment
  HSC13640  Phacelia crenulata R. A. Eagle 1964-3-28 18 Riverside N end of Salton Sea State Park Comment
  RSA784751  Phacelia crenulata Duncan S. Bell 2012-2-12 3095 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  JOTR35216  Phacelia crenulata var. crenulata La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 3640 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; west Pinkham Wash (Stop 2) Comment
  UCSB46581  Phacelia crenulata var. crenulata Trosino, Jill 1983-3-6 Riverside South side of CA Highway 195, 5.5 miles east of Mecca, Box Canyon Wash 60 Comment
  UCR254600  Phacelia crenulata var. minutiflora Jim Andre, Glenn Clifton, Ron Kelley 2013-3-21 24386 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
  UC663066  Phacelia cryptantha James E. Cole 1941-5-30 824 Riverside peak ese C. G. S. SDtation; Joshua Tree National Monument, Quail Mountain Comment
  CHSC713  Phacelia distans V. Holt 1942-3-20 Riverside Desert Center. Comment
  RSA33656  Phacelia distans N. C. Cooper 1944-3-24 1018 Riverside Banning. 701 Comment
  UC1922055  Phacelia distans Scott D. White, Angelia Carey 2004-4-5 10016 Riverside SAN JACINTO MTN FOOTHILLS: North of Valle Vista. Indian Creek Watershed. Comment
  UCD120406  Phacelia distans C. L. Hitchcock 1966-3-16 24203 Riverside Along Palms to Pines Highway, 7 mi. s. of Palm Desert. Comment
  UCR116815  Phacelia distans A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23945 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  UCR176885  Phacelia distans Tracy Tennant 1998-6-5 1028 Riverside Peninsular Range, east side of Roundtop Mtn. and along Sage Road 732 Comment
  UCR84644  Phacelia distans Scott D. White, S. Ogg 1994-4-21 2001 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  SD72110  Phacelia imbricata subsp. patula John Thomas Howell 1927-8-2 2915 Riverside Idyllwild, Strawberry Valley, Mt. San Jacinto. Comment
  RSA519232  Phacelia minor Ed LaRue 1989-4-26 s.n. Riverside 2 mi. (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. 488 Comment
  RSA650535  Phacelia minor Jim M. Morrow 1959-5-10 s.n. Riverside Near Tenaja Camp, Cleveland Nat. For. near Murrieta. 610 Comment
  UC107319  Phacelia minor Katharine Brandegee 1905-5-12 Riverside near Riverside; Wilder's Comment
  UCR29001  Phacelia minor M. G. McLeod, David J. Keil 1977-3-26 12002 Riverside 0.2 mi NW of Prado Dam on California Hwy 71 183 Comment
  UCR97662  Phacelia minor A. C. Sanders, G. Helmkamp 1997-3-15 19918 Riverside Peninsular Range, Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 567 Comment
  RSA0106602  Phacelia minor Robert F. Thorne 1995-3-29 63029 Riverside White Water Canyon. 600 Comment
  UCR75097  Phacelia neglecta A. C. Sanders, E. J. Lawlor 1992-4-4 12090 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  LA205631  Phacelia parishii Philip A. Munz; 1937-5-29 15101 Riverside Shumway, edge of Pinyon Flats, San Rosa Mts 1219 Comment
Read comments Mar 11 2014
  CAS-BOT-BC145001  Phacelia ramosissima var. latifolia John Thomas Howell 1927-8-2 2906 Riverside A few miles south of Banning on road to Strawberry Valley of Mt. San Jacinto 670 Comment
  UCD88181  Phalaris aquatica L. Reese 1956-5-29 10 Riverside San Jacinto Valley. 475 Comment
  RSA291570  Phalaris aquatica C. W. Tilforth, B. Busenberg 1980-6-17 2022 Riverside Flat at large telephone signal reflector panel, south end of Thomas Mountain Road, south of Lake Hemet and west of Hwy 74 Comment
  CAS-BOT-BC265862  Phalaris canariensis Peter H. Raven 1958-5-18 12992 Riverside Pinon Flats, San Jacinto Mountains Comment
  RSA234035  Phalaris caroliniana R. F. Thorne, Earl Lathrop 1969-5-12 37951 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California. 625 Comment
  CAS-BOT-BC250617  Phalaris minor W. A. Silveus 1938-4-20 2684 Riverside Along road near Indio Comment
  UC415567 Image available Philadelphus microphyllus var. stramineus H. M. Hall 1901-7 2500 Riverside Vicinity of Tamarack Valley San Jacinto Mts. 2529 Comment
  RSA675710  Phoenix canariensis Scott D. White 2000-10-24 8139 Riverside South of Hemet: Gibbel Flat in the Santa Rosa Hills 610 Comment
  RSA709638  Pholistoma auritum A. C. Sanders, Guy Bruyea 2004-4-2 27444 Riverside Peninsular Range: Temescal Canyon, Serrano Highlands project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 305 Comment
  SEINET3091377 Image available Pholistoma auritum J. Hirshberg 1989-3-15 Riverside Santa Rosa Plateau, S of town of Murrieta; SW of Mesa de Burro. 579 Comment
  NY42611  Phoradendron bolleanum J. B. Walker 1995-3-21 1268 Riverside W of Palm Desert, along Hwy 79, 3km E of Pinyon Flat Campground 1200 Comment
  HSC86934  Phoradendron californicum Dennis E. Kucera 1987-11-14 Riverside Malki Museum garden, E of Banning off Fields Rd., Morongo Indian Reservation 610 Comment
  RSA179  Phoradendron californicum J. T. Howell 1927-8-1 s.n. Riverside Morongo Pass. 610 Comment
  RSA20026  Phoradendron californicum I. W. Clokey 1935-4-17 6575 Riverside Cottonwood Springs. Comment
  UCD102017  Phoradendron californicum L. S. Rose 1935-12-19 s.n. Riverside Palm Springs, Colorado Desert. 138 Comment
  UCR50007  Phoradendron californicum Dennis E. Kucera 1987-11-14 s.n. Riverside Malki Museum garden, east of Banning off Fields Road, Morongo Indian Reservation 610 Comment
  RSA0009995  Phoradendron californicum Marcus E. Jones 1934-2-18 s.n. Riverside Whitewater Canyon. Colorado desert. Comment
  RSA604872  Phoradendron densum Scott D. White 1995-12-24 3796 Riverside Perris-Aguanga Basin region: Lakeview Mountains. Juniper Flats Rd. ca. 1 1/2 road miles N of jct. w/ SR 74. 610 Comment
  RSA645540  Phoradendron densum George K. Helmkamp 1995-11-16 s.n. Riverside San Jacinto Mountains. Pinyon Pines Camp beside Hwy 74. 1235 Comment
  CAS-BOT-BC135185  Phoradendron juniperinum Frank G. Hawksworth 1965-5-6 744 Riverside San Santa Rosa mountains, N side Toro Mountain 2407 Comment
  SBBG113411  Phoradendron leucarpum subsp. tomentosum D. Wilken with E. Painter 2000-11-4 15868 Riverside St Hwy 71, ca. 4 mi E of Anza, N of Burnt Valley, SE base of Thomas Mtn 1400 Comment
  POM354322  Phoradendron macrophyllum N. C. Cooper 1943-10-9 956 Riverside Hemet. On Populus. Fremontii Wats. Comment
  JOTR36457  Physalis crassifolia La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3427 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; narrow north fork of large canyon w/ cobbley wash and steep rocky walls (Stop 2) 338 Comment
  POM184043  Physalis crassifolia Philip A. Munz 1932-3-15 12004 Riverside Magnesia Spring Canyon, Coachella Valley. 91 Comment
  RSA0014465  Physalis crassifolia Justin M. Wood, J. Miner 2010-4-29 1539 Riverside Coachella Valley: Cathedral City, 0.5 mi SW of intersection of East Palm Canyon Drive and Cathedral Canyon Wash. 130 Comment
  CLARK-A1528-2029  Picris echioides John C. Roos 1937-5-23 2060 Riverside La Sierra Comment
  MACF019470  Pinus coulteri Trudy R. Ericson 1974-11-9 264 Riverside St. 243 from Banning to Idyllwild at intersection with Vista Grande Road, San Bernardino National Forest 1554 Comment
  UCD134596  Pinus flexilis Gordon Pilone 1961-1-14 80 Riverside Trail to Tahquitz Peak, San Jacinto Mountain Range. 2651 Comment
  UCSB6958  Pinus ponderosa Koran, Jr., John 1958-5-16 Riverside 5.2 miles W of Idyllwild on the Idyllwild to Banning Hwy 1584 Comment
Read comments Mar 27 2014
  UC1143327  Pinus quadrifolia W. C. Cumming October 1939 Riverside South end of San Jacinto Mountains; near type locality of P. quadrifolia Comment
  UCSB143  Pinus quadrifolia White, Arthur 1960-5-15 Riverside 75 yds. n. of road to Anza, 0.4 mi. w. of its junction with Hwy. 74 Comment
  UCSB151  Pinus quadrifolia McElwain, Isabelle 1953-5-24 Riverside Pinon Flats, San Jacinto Mts. Comment
  CAS-BOT-BC136556  Piperia cooperi W. I. Lester 1895-1-1 s.n. Riverside Field redacted by CAS, contact the data manager for more information Comment
  RSA192204  Plagiobothrys arizonicus E. W. Lathrop 1963-3-27 5359 Riverside 10 miles W of Murieta. 610 Comment
  SEINET3084169 Image available Plagiobothrys arizonicus Ed LaRue 1991-4-30 91 -75 Riverside Mojave Desert, 3 mi. SW of Ridgecrest; ca. 1.5 mi. N of intersection of Hwy 395 & China Lake Road. 823 Comment
Read comments Dec 25 2013
  UCR214576  Plagiobothrys canescens A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37857 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., 0.8 mi. north (09 deg. ) of intersection of I-15 and Lake St. 482 Comment
  UCR225510  Plagiobothrys canescens A. C. Sanders 2011-3-29 38861 Riverside Peninsular Range; Perris-Aguanga Basin Region, hills between Sun City and Perris, low hilltop along powerline corridor c. 1/2 mile west of Goetz Rd., west of Alabaster Loop, above the San Jacinto River upstream of Railroad Canyon Lake 451 Comment
  UC218128  Plagiobothrys collinus P. A. Munz, and R. D. Harwood 1915-3 3378 Riverside 5 mi s Corona 304 Comment
  UCR102161  Plagiobothrys collinus Scott D. White 1997-2-28 4727 Riverside Peninsular Range, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy 457 Comment
  UCR120654  Plagiobothrys collinus D. E. Bramlet, P. Jacks, S. Goode 1989-4-6 1809 Riverside Perris-Aguanga Basin, Lake Skinner, north of the lake on the S-facing slope of Bachelor Mountain 488 Comment
  UCR96806  Plagiobothrys collinus A. C. Sanders, O. F. Clarke & H. Forster 1997-3-2 19771 Riverside Box Springs Mountains, E side of the range in Pigeon Pass area, above W end of Quail Call Drive, in canyon just west of section line. 610 Comment
  UCR97455  Plagiobothrys collinus A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19844 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  RSA487454  Plagiobothrys collinus var. californicus Bill Wagner 1988-3-9 s.n. Riverside Grain field at Benton Rd. and San Diego aqueduct, 1/2 mile E of Winchester Rd., NE of Murrieta. 412 Comment
  UCR249835  Plagiobothrys collinus var. californicus T. B. Salvato, John Lovio 2013-3-19 7357 Riverside Perris-Aguanga Basin, Menifee Valley, Los Alamos Road at its crossing of Warm Springs Creek, and hill west of Jeanette Drive 402 Comment
  SD247371  Plagiobothrys collinus var. fulvescens A. C. Sanders, Timothy W. Chumley 2013-4-2 40735 Riverside Peninsular Range: Temescal Canyon at west side of Horsethief Canyon Rd., south of I-15 Fwy, SE of Corona Lake. 390 Comment
  UCR241853  Plagiobothrys collinus var. fulvescens A. C. Sanders, Timothy W. Chumley 2013-4-3 40767 Riverside Peninsular Range, Temescal Canyon south of Horsethief Canyon Rd. off the west shoulder of I-15 Fwy, SE of Corona (Lee) Lake 378 Comment
  UCR93038  Plagiobothrys collinus var. fulvescens Steve Boyd 1986-4-2 1594 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  UCR137697  Plagiobothrys collinus var. gracilis D. L. Banks, V. W. Steinmann 1997-3-13 1503 Riverside NW Palomar Mtns, Agua Tibia Mtns, Vail Lake area, N and just south of Hwy 79; hills (burned in the Vail fire of May 1996) east of the Dripping Springs alcove and west of Vail Lake Marina Rd 549 Comment
  SBBG87855  Plagiobothrys jonesii A. C. Sanders, Charlton, Pitzer, Stewart et al 1986-3-2 6063 Riverside Graham Pass, between the Chuckwalla and Little Chuckwalla Mtns 502 Comment
  SD239651  Plagiobothrys leptocladus Jeremiah George 2012-3-4 Riverside Peninsular Range; Elsinore Trough: Lake elsinore area, south of Nichols Rd and east of Baker St. (Lake Elsinore 7.5'Q) 387 Comment
  UCR126941  Plagiobothrys leptocladus A. C. Sanders, T. B. Salvato 2003-5-9 26583 Riverside San Jacinto Valley, west of Hemet, west edge of Warren Road just north of Hwy 74 (Florida Ave.) 457 Comment
  UCR166808  Plagiobothrys leptocladus R. E. Riefner Jr. 2005-4-22 05- 241 Riverside Patton Rd. at Patterson Ave., SE of Winchester near San Diego Aqueduct 452 Comment
  RSA496130  Plagiobothrys tenellus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-18 3009 Riverside Vail Lake area, low hills west of Kolb Creek arm of lake. 488 Comment
  UC882398  Plagiobothrys tenellus P. A. Munz 1922-4-30 5133 Riverside s Hemet; Tucalota Creek Comment
Read comments Sep 17 2011
  UCR116992  Plagiobothrys tenellus A. C. Sanders, T. B. Salvato 2001-5-3 24071 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  UCR20739  Plagiobothrys tenellus A. C. Sanders, Steve Boyd 1980-5-2 1407 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR222298  Plagiobothrys undulatus R. F. Thorne, E. W. Lathrop, Steve Beckstrom-Sternberg, B. Martin 1982-1 55209 Riverside Peninsular Ranges; Santa Ana Mountains, SW of Murrieta, Santa Rosa Plateau, Mesa de la Punta near south edge of plateau, approached by De Luz Rd. 579 Comment
  RSA761688  Plantago Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 704 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  RSA388509  Plantago erecta Steve Boyd 1986-5-1 1806 Riverside Perris-Aguanga Basin region SW Perris Basin, Hill west of Skunk Hollow. Comment
  UCR48361  Plantago erecta Steve Boyd 1986-5-1 1806 Riverside Perris-Aguanga Basin region, southwestern Perris Basin, hill west of Skunk Hollow, Skunk Hollow vernal pool 488 Comment
  POM49004  Plantago major Grout, S. Grout 1903-10 s.n. Riverside Riverside Comment
Read comments Sep 5 2011
  JEPS6882  Plantago ovata Ivan Johnston Apr 4 1917-Apr 6 1917 1006 Riverside near Palm Springs; Colorado Desert 152 Comment
  JEPS7184  Plantago ovata Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1952-4-2 3604 Riverside off Palms Canyon, at mouth of Andreas Canyon, lower slopes of Mount San Jacinto Mount San Jacinto, Andreas Canyon Comment
  UC1595788  Plantago ovata W. Wisura, J. Dolan, and M. Wall 1992-3-24 4626 Riverside 7.7 mi ne Mecca (on Box Canyon Rd) Comment
  UC1922394  Plantago ovata Naomi Fraga, Lisa Rojas 2005-2-10 1353 Riverside Colorado Desert; Northeastern Colorado Desert region; Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  POM15000  Plantago ovata var. fastigiata Mary F. Spencer 1922-3-27 1488 Riverside Canyon prope [near] Mecca 49 Comment
  UCSB7590  Plantago ovata var. fastigiata Beeks, Richard 1952-4-4 Riverside 7 mi above Mecca in Box Cyn Comment
  RSA773184  Plantago patagonica Duncan S. Bell, Joy D. England 2010-5-27 1131 Riverside San Bernardino National Forest: Garner Valley, approximately 1 air mile southeast of junction of forest service road 6S04 and forest service road 6S13. 1354 Comment
  UCR21165  Platanus racemosa Steve Boyd 1980-7-3 s.n. Riverside Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve 518 Comment
  UCR228930  Platanus racemosa A. C. Sanders 2011-4-6 39010 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
  SD181426  Platystemon californicus Scott D. White 2001-5-1 8439 Riverside Near Sun City; Quail Valley, valleys and slopes east of Canyon Lake and west of Goetz Road. 441 Comment
  UC50129  Platystemon californicus Geo. R. Hall 1901-3-17 Riverside Riverside Comment
  SD152735  Plectritis ciliosa Steve Boyd, T. Ross, O. Mistretta 1992-3-31 6761 Riverside San Mateo Cyn. Wilderness Area. Tenaja Trail from jtn w/ Morgan Tr. S to Pigeon Spring 671 Comment
  UC70076  Plectritis ciliosa subsp. insignis F. M. Reed 1905-4-20 728 Riverside vicinity of Riverside (top of Box Springs Mountain); Box Springs Mountain Comment
  RSA721882  Pleurocoronis pluriseta J. Mark Porter, Orlando Mistretta 2003-6-5 13625 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 southeast. 412 Comment
  UC1719671  Pleurocoronis pluriseta Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11218 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region; Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Comment
  RSA342539  Pluchea sericea R. F. Thorne, W. A. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54092 Riverside San Bernardino Mountains: Flood plain (wash) along Whitewater River, ca. 3.0 miles N of Whitewater Post Office. 591 Comment
  RSA472129  Pluchea sericea Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  SD193039  Pluchea sericea Scott D. White, Angelia Carey 2004-6-4 10482 Riverside San Jacinto Mountain foothills: San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence. 502 Comment
  UCR2680  Poa bigelovii F. M. Reed 1920-3-24 4187 Riverside Western Colorado Desert, Murray Canyon, a tributary of Palm Canyon near Palm Springs 305 Comment
  CLARK-A1528-86  Poa pratensis C. M. Flanagan 1973-5-12 OO 411 Riverside Morongo Indian Reservation 1158 Comment
  SEINET1910785  Poa pratensis Scott D. White, Justin M. Wood 2008-1 12268 Riverside San Jacinto Mountains: Meadows at Baldy Mtn. 1585 Comment
  SEINET10888257  Poa scabrella Frank W. Gould 1943-4-18 Gould 2153 Riverside On grassy slopes 1mile west of Banning, in foothills of San Jacinto Mountains. Comment
  RSA179487  Poa secunda E. W. Lathrop 1965-4-11 5649 a Riverside 10 mi. W. of Murrieta Comment
  SEINET1909737  Poa secunda Sarah De Groot, Beth Kempton 2006-1 5209 Riverside San Jacinto Mountains: Dirt road heading east from Castille Canyon Road toward Indian Creek, west of Poppet Flat. 658 Comment
  RSA599105  Poa secunda subsp. secunda V. W. Steinmann, D. L. Banks 1996-4-20 841 Riverside Agua Tibia Mountains, ca. 10 km east of Temecula, UC Emerson Preserve, ca. 0.5 km from main road along the East Trail, just northeast of the summer cottage., ca. 33?28'N, 117?02'W 450 Comment
  UCR270760  Polygala cornuta subsp. fishiae T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8366 Riverside Santa Ana Mountains, unnamed west-east trending canyon south of Mabey Canyon and north of Tin Mine Canyon, c. 0.6 mi west of the end of West Foothill Parkway 424 Comment
  RSA125544  Polygonum aviculare subsp. aviculare R. Weatherby 1949-5-13 412 Riverside La Sierra district. 152 Comment
  POM224746  Polygonum lapathifolium P. A. Munz 1935-10-21 14653 Riverside Santa Ana River, below Rincon. Comment
  UCR101189  Polygonum ramosissimum L. C. Wheeler 1955-6-10 7152 Riverside Sonoran (Colorado) Desert, 3.5 miles NNE of Palo Verde; Avenue 32 and Rannells Blvd Comment
  RSA583360  Polypodium californicum Steve Boyd, Darin Banks 1995-4-5 8419 B Riverside Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain at the eastern edge of the Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary. 579 Comment
  RSA689923  Polypodium californicum Norman C. Cooper 1947-4-5 2033 Riverside Los Alamos Canyon, Elsinore 762 Comment
  SEINET7048052  Polypogon australis Steven R. Hill 2001-4-29 33527 Riverside Whitewater Canyon, along Whitewater River, east side of canyon, east of Whitewater Canyon Road, about 2 miles north of Route I-10. Elevation about 1800 feet. Comment
  RSA799069  Polypogon monspeliensis Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6865 Riverside South side of Joshua Tree National Park, Cottonwood Spring 905 Comment
  POM2086  Populus fremontii Marjorie Shaw 1916-5-28 s.n. Riverside Palm Springs. Comment
Read comments Aug 27 2011
  SEINET10932112  Populus fremontii Billy Joe Cox 1975-4-23 Cox 4156 Riverside Palo verde, 1-3 km w, ca 32 m s of blythe. Creosote desert scrub; sandy and gravelly entisols. 100 Comment
  SD28077  Populus fremontii subsp. fremontii Carl B. Wolf 1932-5-25 3661 Riverside North base of San Jacinto Mountains, mouth of E. Fork of Snow Creek Canyon. 671 Comment
  JOTR37431  Porophyllum gracile Hodges, Stephen R., T. Hender 2015-12-29 553 Riverside Joshua Tree National Park. Eagle Mountains, Mouth of Dragon Wash (Stop 1) Comment
  RSA463701  Porophyllum gracile Harold Lint 1958-5-25 2035 Riverside East of Pinyon flats campground. Pines to Palms Hwy [Hwy 74]. Comment
  UCR13529  Potamogeton latifolius Craig Cunningham 1973-7-18 s.n. Riverside Sonoran (Colorado) Desert, Johnson Street Drain, south of Mecca near Salton Sea Comment
  HSC24915  Potentilla gracilis var. fastigiata D. H. Wilken 1965-6-29 371 Riverside Strawberry Meadows, near Idyllwild 1555 Comment
  RSA795933  Prenanthella exigua Duncan S. Bell 2009-4-19 263 Riverside Arica Mountains: west side of range, approximately 2.5 air miles southwest of Priests Well. 391 Comment
  SEINET695566  Proboscidea louisianica Howard Scott Gentry 1948-6-30 8181 Riverside Gentry Farm, ca. 3 miles northeast of Murrieta. 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
  SEINET11132263 Image available Prosopis glandulosa G. B. Grant 1906-5-1 1043 -6721 Riverside Colorado desert at Palm Springs, southern California Comment
  POM348753  Prosopis glandulosa var. torreyana Ora M. Clark 1929-3-17 1729 Riverside N. La Quinta, Colorado Desert. Comment
  RSA33856  Prosopis glandulosa var. torreyana N. C. Cooper 1944-4-8 1088 Riverside Andreas Canyon. 305 Comment
  SEINET10489767  Prosopis glandulosa var. torreyana A. K. Evans 1976-4-13 Evans 5152 Riverside Desert canyons of Santa Rosa mountains. Comment
  CAS-BOT-BC216514  Prosopis pubescens Barton W. Evermann 1916-5-13 s.n. Riverside Cottonwood Springs Comment
  SD229258  Prunus emarginata Dick Schwenkmeyer 2012-9-20 836 Riverside Taquitz Valley Camp, 2.5 mi. east (via trail) of Humber Park, Idyllwild. 2502 Comment
  NY43175  Prunus fasciculata J. B. Walker 1995-5-4 1411 Riverside San Bernardino National Forest, 1km S of Pinyon Flat Campground 1300 Comment
  RSA721886  Prunus fasciculata J. Mark Porter, Orlando Mistretta 2003-6-5 13618 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 southeast. 412 Comment
  UCR17466  Prunus fasciculata N. R. Zabriskie, W. W. Zabriskie 1971-4-9 386 Riverside Peninsular Range; Santa Rosa Mtns., Below level of road, 10 feet south of Hwy 74 between Sugar Loaf Cafe and entry gate to service road. Deep Canyon watershed, north slope of Mtns 1220 Comment
  UCR39192  Prunus fasciculata M. L. Rosczyk, G. K. Helmkamp 1985-4-4 204 Riverside Little San Bernardino Mtns/ Sonoran (Colorado) Desert, Big Morongo Preserve, south of Morongo Valley, at the west side of the main canyon c. 0.5 miles north of Indian Ave. 503 Comment
  JOTR34326  Prunus fasciculata var. fasciculata Andre, Jim 2012-4-11 20830 Riverside Joshua Tree National Park. Western margin of Eagle Mountains; 0.6mi south of Cottonwood Visitor Ctr. along Rte 11 912 Comment
  UCR250576  Prunus ilicifolia A. C. Sanders 2014-4-25 41074 Riverside Peninsular Range, Temescal Canyon, Richland property near Horsethief Canyon Rd., SW of I-15 381 Comment
  RSA472310  Psathyrotes ramosissima A. M. Johnson 1933-4-28 2245 Riverside Indian Wells Highway along new mountain highway to Hemet, 2 to 3 miles up from Palm Springs Comment
  SD137884  Pseudognaphalium leucocephalum Darin L. Banks, Steve Boyd 1995-10-17 791 Riverside Northwest Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest; along lowere Arroyo Seco, south of Dripping Springs Campground. 515 Comment
  SDSU13327  Pseudognaphalium microcephalum Ryan Jacobson, Jeremy Mass 2000-4-19 Riverside Jeep trail along Stone Creek, Santa Margarita Ecological Reserve. About 1.5 miles from south-side facilities. 177 Comment
  MACF019472  Pseudotsuga macrocarpa Trudy R. Ericson 1974-11-9 273 Riverside Approx. 9 mi. west of intersection of St. 243 and 74, going toward Hemet. San Bernardino National Forest 1036 Comment
  UCR178153  Pseudotsuga macrocarpa Tracy Tennant 1998-3-10 MOR- 1110 Riverside Transverse Range; San Bernardino Mtns., Morongo Indian Reservation, low hills on the south side of Wood Canyon near its mouth, tree stand W-5 1280 Comment
  POM212613  Psilocarphus brevissimus P. A. Munz 1941-5-18 16648 Riverside About 15 miles northeast of Temecula. Comment
  RSA393770  Psilocarphus brevissimus E. Dean 1929-5-5 8747 Riverside Near Elsinore Comment
  RSA760353  Psilocarphus brevissimus var. brevissimus R. F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-05 55213 Riverside SW of Murrieta. Santa Rosa Plateau, Mesa de la Punta near S. edge of plateau, approached from De Luz road 730 Comment
  UCR138156  Psilocarphus tenellus var. tenellus D. L. Banks 1997-3-29 1625 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. Headwaters of Pala Creek at the S extremity of the Reservation, north of the Riverside/San Diego Co. line, west of the intersection of Magee Truck Trail and Moreno Rd including a large area of vernally wet grassland at the extreme SW corner of the Reservation 409 Comment
  CAS-BOT-BC346353  Psorothamnus L. R. Abrams 1926-3-26 11103 Riverside between Edom and Garnet east of San Gorgonis Pass Comment
  UC73147  Psorothamnus arborescens var. simplicifolius R. J. Smith 1904-1 308 Riverside near Palm Springs (Colo. Desert, Southern California); Colo. Desert (Colorado Desert), near Palm Springs Comment
  HSC14686  Psorothamnus emoryi L. S. Rose 1959-1-9 59005 Riverside Palm Desert 30 Comment
  IRVC28838  Psorothamnus emoryi Mark A. Elvin 2005-4-25 4221 Riverside Coachella Valley; N of Palm Springs; N of I10; S of Dillan Road; E of Indian Avenue. Northern Sonoran Desert 244 Comment
  RSA134875  Psorothamnus emoryi L. S. Rose 1959-1-9 59005 Riverside Palm Desert 30 Comment
Read comments Aug 18 2010
  CAS-BOT-BC340896  Psorothamnus schottii Carl B. Wolf 1932-4-27 3057 Riverside Colorado Desert. 5 mi. E. of Desert Center. No. base of Chuckwalla Mts. 152 Comment
  CAS-BOT-BC340904  Psorothamnus schottii Mitch Provance; Kerry Knudsen; Petra Wester 2004-5-8 9007 Riverside Santa Rosa Mountains: Along Hwy 74 on the Santa Rosa Mountain Grade, ca. 0.8-0.5 mi NE of Black Hills 854 Comment
  CAS-BOT-BC340914  Psorothamnus schottii E. H. Daniels; J. Bates 1937-5-3 s.n. Riverside Colorado Desert: Box Canyon, on road from Mecca to Shaver's Well Comment
  RSA336188  Psorothamnus schottii Robert F. Thorne 1978-4-23 52045 Riverside Just E of Palm Desert. Comment
  RSA404250  Psorothamnus schottii N. C. Cooper 1949-4-8 3250 Riverside Palm Springs. 457 Comment
  RSA799247  Psorothamnus schottii Thomas Stoughton, Duncan S. Bell, Debra Nelson 2011-2-20 731 Riverside South side of the Mecca hills, side canyon roughly 1.3 miles north of turnoff for Painted Canyon on Box Canyon Road 113 Comment
  UCR126437  Psorothamnus schottii T. B. Salvato, A. C. Sanders, Mitch 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
  UCSB9704  Psorothamnus schottii Krogen, Roger 1957-1 Riverside Along roadside of Hwy. 195, 10 mi. E of Mecca Comment
  RSA13819  Psorothamnus spinosus Victor Duran 1933-7-3 3499 Riverside Coachella Valley at Deep Canyon 244 Comment
  RSA295547  Psorothamnus spinosus Lyman D. Benson, Robert Benson 1952-4-8 14848 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area. 610 Comment
  SBBG68033  Psorothamnus spinosus M. Van Rensselaer 1945-11-18 1919 Riverside S of Cathedral City Comment
  RSA784661  Pterostegia drymarioides Anna Kostikova, Glenn Litsios, Sarah Burgy, Steve Boyd 2010-6-20 68 Riverside South main divide road splitting Comment
  SD181375  Pterostegia drymarioides Rashmi Pant, Darin Banks 1996-5-1 1016 Riverside Cleveland National Forest: along the Cutca Trail, E of the Cutca Valley, ca. 0.5 miles W of the Aguanga Trail junction Comment
  UCR93240  Pterostegia drymarioides F. M. Reed 1907-5-5 1346 Riverside City of Riverside; Fairmont Park 244 Comment
  RSA249100  Pulicaria hispanica O. F. Clarke 1972-9-17 s.n. Riverside Santa Ana river bottom. Adjacent river view drive Rubidoux Comment
  SD247440  Quercus Jeremiah George 2012-8-13 Riverside San Gorgonio Pass/Moreno Badlands: west of Beaumont, just east of junction of 60 Fwy and Jackrabbit Trail, off frontage road dead end (El Casco 7.5'Q) 715 Comment
  UCR169495  Quercus X morehus Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 12- 85 Riverside San Jacinto Mtns, San Bernardino National Forest, 10 miles north of Idyllwild on Hwy 243 near Lake Fulmor, Site L12 1637 Comment
  UCR158895  Quercus agrifolia var. agrifolia A. C. Sanders, R. E. Riefner Jr. 2005-8-12 31560 Riverside San Jacinto Mtns., Valley Hi County Park (closed) off Hwy 243 and Twin Pines Rd. at McMullen Flat 1189 Comment
  SD187414  Quercus agrifolia var. oxyadenia R. E. Riefner 2005-8-12 05 600 Riverside San Jacinto Mountains, vicinity of McMullen Flat on SR 243 at Valley Hi County Park 1139 Comment
  SD193296  Quercus agrifolia var. oxyadenia A. C. Sanders, R. E. Riefner Jr. 2005-8-12 31561 Riverside Valley Hi County Park off Highway 243 and Twin Pines Rd. at McMullen Flat. 1189 Comment
  SD232695  Quercus berberidifolia A. C. Sanders 1995-11-26 17911 Riverside Tule Creek Valley, NE of Tule Pk, between Aguanga & Anza, S of Hwy 371. Rolling hills. Small canyon crossing Spanish Spur Trail ca. 0.1 mi. N of Deer Spr. Trail, 0.2 mi N of Kearsarge Rd. NE/4 sec. 22. 1189 Comment
  UCR51371  Quercus berberidifolia Maureen Hales Pendleton 1988-2-1 s.n. Riverside Peninsular Range, c. 2.5 mi. south of Temecula between Interstate Hwy 215 and Rainbow Canyon Road. 412 Comment
  CAS-BOT-BC62440  Quercus chrysolepis John Thomas Howell 1927-8-2 2936 Riverside Rocky Canon-side, near top of Control on road to Hemet, Mt. San Jacinto 1371 Comment
  POM122373  Quercus chrysolepis Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild, San Jacinto Mountains. Comment
  RSA761997  Quercus chrysolepis Patrick Garrett, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 74 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UC1281192  Quercus chrysolepis H. E. McMinn 1925-7-2 1494 Riverside along Tahquitz trail San Jacinto Mountains Comment
Read comments Nov 17 2011
  UC5521  Quercus chrysolepis H. M. Hall Jul 1901 Riverside s side San Jacinto Mountains (base of Tahquitz trail) 1828 Comment
  JOTR34174  Quercus cornelius-mulleri Harding, Mitzi, T. Herskovits and D. Oquendo 2011-5-5 135 Riverside Joshua Tree National Park. Little San Bernardino Mountains; side canyon of Pushawalla Canyon; Steep rocky/gravelly drainage near elevated seep, and steep gravelly hills surrounding it (Stop 4) 1371 Comment
  UCSB26654  Quercus cornelius-mulleri Wilken, Dieter 1969-5-9 Riverside Hidden Valley Campground, Lost Horse Valley, 14 miles south of Joshua Tree, Joshua Tree National Monument Comment
  RSA666646  Quercus engelmannii A. C. Sanders, Kent Beaman 2002-5-10 25047 Riverside Santa Ana Mtns., Santa Rosa Plateau: hills west of the head of De Luz Creek, 0.4 mi south of Tenaja Rd. on west side of Calle Roble near Avenida Matorral. 671 Comment
  CAS-BOT-BC105318  Quercus kelloggii Carl Epling 1931-10-4 s.n. Riverside Strawberry Valley, San Jacinto Mts. Comment
  RSA5255  Quercus kelloggii Carl B. Wolf 1932-8-6 3992 Riverside Strawberry Valley, at base of Devil's slide Trail to Tahquitz Valley. 1707 Comment
  SBBG58950  Quercus kelloggii R. Hoffmann 1929-9-10 Riverside San Jacinto Mtns Comment
  UCSC001110  Quercus kelloggii Peter Kamb 1947-5-17 519 Riverside Hall Canyon, San Jacinto Mountains 1646 Comment
  RSA33879  Quercus turbinella N. C. Cooper 1944-5-20 1307 Riverside Palms to Pines Hwy., San Jacinto Mtns. 1220 Comment
  RSA489833  Quercus turbinella D. Charlton 1988-5-28 2128 Riverside Santa Rosa Mts. S of Hwy. 74 dirt road to Toro and Santa Rosa Peaks. Toro Camp Area. 2287 Comment
  CLARK-A1528-2908  Quercus wislizeni var. frutescens John C. Roos 1947-1-4 3196 Riverside Box Springs Mountains 487 Comment
  RSA716342  Quercus wislizeni var. frutescens R. E. Riefner Jr. 2006-10-11 6 -530 Riverside E of Rainbow Canyon, N of Rainbow Heights, Termite's Hike Trail. 595 Comment
  UCR169236  Quercus wislizeni var. frutescens Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 09- 67 Riverside San Jacinto Mtns, San Bernardino National Forest, 12 miles east of Hemet on Hwy 74 near Dry Creek, Site L9 961 Comment
  RSA220971  Rafinesquia californica E. W. Lathrop 1966-5-8 6405 Riverside 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest. Trabuco District. 274 Comment
Read comments Apr 28 2011
  RSA525415  Rafinesquia californica Steve Boyd, Laurel Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4523 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at junction of Highway R3 and Powerline Road, NE of the lake. Comment
  SD133167  Rafinesquia californica Scott White 1991-5-13 91 100 Riverside Hwy 79, immediately west of U.S. Forest Service Campground at Dripping Springs. 548 Comment
  UCR230203  Rafinesquia californica A. C. Sanders 2011-4-6 38990 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
  UC829462  Rafinesquia neomexicana Lewis S. Rose 1937-4-9 37143 Riverside 14 mi w Indio (Palms to Pines Highway) 731 Comment
  UCR102759  Rafinesquia neomexicana B. G. Pitzer, O. F. Clarke, S. Reed, G. Ruiz 1998-3-7 3582 Riverside San Bernardino Mountains, Wildlands Conservancy's Mission Creek Preserve, c. 2 mi. up canyon from entrance at ranch gate, on Mission Creek Road, off of Calif. Hwy 62 762 Comment
  UC480948  Ranunculus cymbalaria var. saximontanus D. L. Crawford 745 Riverside at side of lake Riverside Comment
  CSUSB539  Raphanus sativus Rita Gibbons 1975-6-5 Riverside 1/2 mile north of Highway 60, on Heacock Ave., Sunnymead Comment
  UCR92713  Raphanus sativus A. C. Sanders, K. D. Jones, D. Malueg 1996-4-20 18063 Riverside Perris-Aguanga Basin region, Moreno Valley, north of the San Jacinto Wildlife Area, W side of Davis Road at intersection with Allesandro Blvd. 488 Comment
  RSA544285  Raphanus sativus Steve Boyd 1991-6-14 6362 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 Spings. Comment
  CAS-BOT-BC59509  Rhamnus crocea B. Pitzer 1998-1-25 3422 Riverside Lakeview Mts: Maze Stone County park, at N terminus of California Avenue. 499 Comment
  UC592847  Rhamnus crocea B. D. Stark 1933-2-19 Riverside 2.5 mi e Nuevo 457 Comment
Read comments Jan 2 2015
  HSC86869  Rhamnus ilicifolia E. Misquez 1987-4-11 12 Riverside Santa Ana Mtns., Walker Basin; 2 miles on Avenida de Oro from jct. with Rancho California Rd., and 4.7 miles W of Interstate 15 415 Comment
  RSA356640  Rhamnus ilicifolia Robert F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47294 Riverside Santa Rosa Plateau: Near Tenaja Rd. on N slope of Mesa, S of Squaw Mountain. Comment
  UC18532  Rhamnus ilicifolia Mrs. Gregory 1892-1 Riverside San Jacinto Comment
Read comments Nov 9 2009
  RSA390152  Rhamnus tomentella subsp. cuspidata Elbert Benjamine 1929-5-18 215 Riverside Mt. San Jacinto. Comment
  UCR94963  Rhamnus tomentella subsp. tomentella Scott D. White 1996-8-16 4485 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, SW of Pine Cove & west of Bear Trap Canyon, in watershed above Alvin Meadows, tributary to Toll Road Canyon 1860 Comment
  CDA43235  Rhododendron occidentale var. californicum G. F. Hrusa, T. D. Wilfred 1993-6-23 9866 Riverside San Jacinto Mountains; Azalea Trails Girl Scout Camp, on tributary above head of Dark Canyon, N. Fk. San Jacinto River. 1594 Comment
  UCR167679  Rhus laurina T. B. Salvato, Melissa Clemons 2005-6-23 1286 Riverside Peninsular Range; Temescal Valley, Alberhill, intersection of Lake Street and Walker Canyon Drive, N of Hwy I-15, at base of Walker Canyon 378 Comment
  HSC101784  Rhus ovata J. P. Smith, J. O. Sawyer, R. J. Cole 2011-6-9 13191 Riverside Along State Route 74 1227 Comment
  RSA386392  Rhus ovata D. A. Young 1969-3-21 P- 364 Riverside 11 mile W of Elsinore, along Hwy 71. 244 Comment
  RSA628885  Rhus ovata A. C. Sanders 1994-5-29 14549 Riverside San Bernardino Mountains: Morongo Indian Reservation, among hills on the low pass between Millard Cyn. and Potrero Cr. 750 Comment
  UCR261205  Rhus ovata A. C. Sanders, Jeff Crain, Nina Kidd 2015-5-19 41730 Riverside Temesal Canyon, hilltop above DePalma Rd., about mid way between Horse Thief Canyon Rd. and Glen Eden Rd. 399 Comment
  CAS-BOT-BC92347  Ribes amarum James R. Shevock 1978-4-26 5905 Riverside Along the northeast side of Pleasants Peak. Santa Ana Mountains, Cleveland National Forest. 1188 Comment
  SEINET273139 Image available Ribes aureum var. gracillimum A. C. Sanders 1997-3-26 20114 Riverside Lake Skinner area: arroyo draining toward the SE arm of the lake crossing the entrance road near the old house site (an 453 Comment
  UCR280820  Ribes californicum var. hesperium Mitch Provance, John Hazlett, Matt K. Beyers 2017-5-24 517- 53 Riverside Temescal Valley, Indian Truck Trail at De Palma Rd., adjacent to culvert entrance (west side) 364 Comment
  UCR178327  Ribes indecorum T. B. Salvato, Jeffrey Ross 1998-5-14 MOR- 132 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
  UCR45966  Ribes indecorum R. F. Thorne, W. Wisura, E. W. Lathrop, S. Meury 1985-5-18 60669 Riverside Peninsular Ranges/Santa Ana Mtns, Santa Rosa Plateau: edge of Cleveland National Forest 610 Comment
  UCR60639  Ribes malvaceum C. B. Wolf 1932-2-11 02643 Riverside Santa Ana Mtns, Hidden [Tin Mine] Canyon, 5 mi. west of Corona, base of Skyline Drive. 405 Comment
  SEINET13942609 Image available Ribes malvaceum Carl B. Wolf 1932-1 2651 Riverside Santa Ana mountains, Hidden Canyon, 5 mi W of Corona, base of Skyline Drive. Alt 1330 ft. Upper Sonoran: -Chaparral 405 Comment
  RSA3122  Ribes malvaceum var. viridifolium Carl B. Wolf 1932-2-11 2651 Riverside Hidden Canyon 5 mi. W. of Corona at base of Santa Ana Mts. 405 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
  SD229184  Ribes nevadense Dick Schwenkmeyer 2012-6-27 739 Riverside May Valley, approx. 5 miles southeast of Idyllwild town center, Mt. San Jacinto, Riverside County, CA. 1531 Comment
  UCSB2649  Ribes nevadense Keator, Glenn 1959-5-16 Riverside Collected about 11 miles northeast of Idyllwild; on Banning-Idyllwild highway; San Jacinto mountains Comment
  RSA709708  Ribes quercetorum A. C. Sanders 2004-5-5 27766 Riverside Gavilan Hills: Route of proposed realignment of Gavilan Rd., SSW from Multiview Rd. intersection, ca. 0.25 mi. NNW of Harford Spring, ca. 1.2 mi. NE of Gavilan Peak. 579 Comment
  SD2151  Ribes quercetorum Clyde Searles 1928-11-1 Riverside Near Aguanga Comment
  CAS-BOT-BC186239  Ribes roezlii var. roezlii Carl B. Wolf 1932-8-5 3969 Riverside San Jacinto Mts. On trail from Tahquitz Valley to San Jacinto Peak 2804 Comment
  POM12990  Ribes speciosum P. A. Munz, I. M. Johnston 1922-5-19 5309 Riverside Santa Ana River Canyon. 457 Comment
  RSA162822  Ribes speciosum J. D. Olmsted 1959-2-28 s.n. Riverside Turn S on Lincoln in west Corona, after 3 miles turn W on Chase Dr, s on Oak flat fire road for 4 miles past Olive trees at Oak Flat, Santa Ana Mts. 823 Comment
  RSA627520  Rubus parviflorus Scott D. White 1998-7-31 6939 Riverside Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park; San Jacinto Mts. 1707 Comment
  UCR248041  Rumex Kai T. Palenscar 2013-6-11 s.n. Riverside Peninsular Range, City of Lake Elsinore, 2 km southeast of the lake along channel 340 m north of Corydon Rd. on eastern bank 390 Comment
  CAS-BOT-BC433323  Rumex crispus H. M. Hall 1901-7-1 s.n. Riverside San Jacinto Mountains. Fuller's Mills Mountains 1584 Comment
  CAS-BOT-BC433587  Rumex hymenosepalus Steve Boyd; Tim Ross; Laurel Arnseth 1990-3-30 3954 Riverside Vail Lake area, granitic ridge at S end of Black Hills S of 'Big' Oak Mtn. 731 Comment
  UCR266412  Rumex pulcher D. E. Bramlet, Fred M. Roberts 2005-6-6 3871 Riverside San Jacinto Valley, San Jacinto River at Sanderson Ave., north of Ramona Expressway 447 Comment
  RSA717629  Rumex salicifolius Scott D. White 2006-4-27 11288 Riverside Perris Basin/San Jacinto Mtn Foothills: Santa Rosa Hills, S. of Hemet. 549 Comment
  RSA802421  Rumex salicifolius Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 5018 Riverside Strawberry Creek to the southwest of Strawberry Valley, about 2.4 air miles southwest of Idyllwild. 1534 Comment
  UCR268299  Rumex salicifolius Jim Andre 2012-6-15 30552 Riverside San Jacinto Mountains, west slopes of range along Poppet Flat Road, Poppet Creek canyon, 3.2 miles west of Hwy 243 1022 Comment
  SD136842  Rupertia physodes Steve Boyd, Time Ross 1992-5-15 7401 Riverside San Mateo Canyon Wilderness Area; major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails. 671 Comment
  RSA82186  Salazaria mexicana Emma Mundy 1921-3-22 4484 Riverside Andreas Canyon, near Palm Springs. Comment
  POM319272  Salix exigua Patricia Wilder 1972-2-18 5361 Riverside North side of Norco, along the Santa Ana River at the end of Pedley St. 229 Comment
  POM182037  Salix gooddingii Carl B. Wolf 1932-4-28 3085 Riverside Overflow land back of Colorado River, about 800 m. from State Inspection Station, on way to Blythe Bridge. 90 Comment
Read comments Mar 26 2011
  RSA0036078  Salix gooddingii Marcus E. Jones 1930-4-2 26030 Riverside Blythe Comment
  JOTR36478  Salix laevigata La Doux, Tasha, D. Shade, S. De Groot, N. Fraga, L. Washburn 2013-4-26 3183 Riverside Joshua Tree National Park. Little San Bernardino Mtns, Upper Smithwater Canyon, NW of Quail Mtn. (Biodiversity Hunt stop2) 1295 Comment
  POM319276  Salix laevigata Patricia Wilder 1971-11-11 5310 Riverside Along Santa Ana River, north off of Jurupa Ave., opposite Sheppard Street at crossing of the Union Pacific Railroad. Drainage Area: Santa Ana River. 229 Comment
  RSA772842  Salix lasiolepis Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4721 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65119. 604 Comment
  UCR182374  Salix lasiolepis Andrea Salzman, Ricky Escobar, et al 2006-4-10 48 Riverside Peninsular Range, Agua Tibia Wilderness at Arroyo Seco, c. 0.5 mi. south of Dripping Springs Guard Station 518 Comment
  JEPS59872  Salsola tragus Marjorie D. Clary 1932-10-2 1581 Riverside 6 mi. w. Indio (Point Happy); Whitewater Wash, Point Happy Comment
  RSA192152  Salsola tragus E. W. Lathrop 1965-9-22 6023 Riverside 8 miles west of Murrieta; plateau of the Santa Ana Mts. 610 Comment
  RSA594531  Salsola tragus D. L. Banks, Rashmi Pant 1996-5-13 1011 A 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
  HSC101582  Saltugilia australis Steve Boyd, Susan Jett 2008-3-20 11835 Riverside Peninsular Ranges; Santa Ana Mountains region: Along Main Divide Truck Trail, south of junction with Wildomar Truck Trail and north of Wildomar Off-Highway Vehicle Area Comment
  RSA0095104  Saltugilia australis Steve Boyd, Tim Ross, Mike Hammitt 1991-5-2 6030 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  UC1537501  Saltugilia australis Gordon H. True Jr. 1935-3-19 131 Riverside 6 mi se Perris; se of Perris 487 Comment
  UCR119838  Saltugilia latimeri Leigh A. Johnson 1992-5-15 92- 021 Riverside Santa Rosa mtns, Pinyon Flats, half way between Palm Canyon Drive and Jeraboa Road, c. 100-200 yards north of the road near a rocky outcrop 1280 Comment
  UCR261367  Saltugilia latimeri A. C. Sanders, Katie Young, John Hale 2015-4-22 41613 Riverside San Gorgonio Pass, San Gorgonio River wash, SE of Cabazon, east of Elm St., c. 2 km south of I-10, 1 km NW (303 deg. ) of One Horse Spring 459 Comment
  RSA469683  Saltugilia splendens N. C. Cooper 1949-6-29 4353 Riverside San Jacinto Mountains: Above Banning. 1220 Comment
  CHSC780  Salvia apiana 1935-4-1 Riverside Colorado Desert. Comment
  IRVC2068  Salvia apiana R. H. Whittaker, W. A. Niering 1963-5-28 SJ 37 Riverside Mountain Center, Hemet Hwy. San Jacinto Mountains 976 Comment
  RSA257046  Salvia apiana W. Pequegnat 1940-5-17 s.n. Riverside Bedford Truck Trail, Santa Ana Mountains. 427 Comment
  RSA411315  Salvia apiana N. C. Cooper 1944-4-8 1081 Riverside San Bernardino National Forest, San Jacinto Mountains: Andreas Canyon (near Palm Springs) 457 Comment
  RSA450306  Salvia apiana J. C. Roos 1948-5-8 3824 Riverside Whitewater. 549 Comment
  UCR21176  Salvia apiana Steve Boyd 1980-7-3 s.n. Riverside Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve 518 Comment
  UCR94650  Salvia apiana Scott D. White 1996-5-27 4070 Riverside Badlands, Jackrabbit Canyon, east of Moreno Valley and south of Calimesa, between Hwy 60 and Gilman Springs Road. 610 Comment
  POM13283  Salvia apiana var. compacta P. A. Munz 1922-6-26 5828 Riverside Southern Slope of Santa Rosa Mts. 1707 Comment
  POM13462  Salvia columbariae P. A. Munz 1922-5-19 5367 Riverside 5 miles NE of Murietta. 457 Comment
  RSA401479  Salvia columbariae D. A. Young 1969-3-21 P- 317 Riverside 11 mile W of Elsinore, along Hwy 71. 244 Comment
  SD125662  Salvia columbariae Michael Theroux 1983-4-16 536 Riverside Black Mt, 2.5 Mi W of Lake Isabella at Wofford Hts., N Side of Hwy 155, Boundary of Sequoia Nat Forest 1128 Comment
Read comments Aug 26 2014
  SFV4255B  Salvia columbariae W. A. Emboden, Jr. 1962-4-26 2050 Riverside Roadside 2 miles west of Anza on road from Anza to Highway 79. -15 Comment
  UCR164289  Salvia columbariae S. J. Myers 2001-4-5 s.n. Riverside San Jacinto Mtns., Bautista Canyon 884 Comment
  LA69691  Salvia eremostachya Elizabeth McClintock; 1941-5-30 sn Riverside Coyote Canyon, near Tule Creek Comment
  RSA0116963  Salvia eremostachya Robert F. Thorne, A. Shmida, Robert Whittaker 1978-4-23 52065 Riverside Palms to Pines Highway: Along highway, Santa Rosa Mountains. Comment
  RSA449941  Salvia greatae J. C. Roos 1958-3-29 s.n. Riverside Salt Creek Wash, 3 miles N of Coachella Canal on E base of Orocopia Mtns. 305 Comment
  RSA721459  Salvia greatae Sarah J. De Groot, Tim Thibault, Valentin Arvizu, LeRoy Gross, Lisa Rojas 2004-5-14 4336 Riverside Chocolate Mountains: north of the mountains, just north of the Bradshaw Trail, south of Orocopia mountains. 168 Comment
  RSA182349  Salvia mellifera J. Olmstead 1962-5-2 3447 Riverside Sandy flat by saddle just N of highest part of Box Springs Mountains, by road from Pigeon Pass. 777 Comment
  SEINET10499109  Salvia mellifera James S. Miller 1992-5-8 Miller 7454 Riverside 1 mi N of California route 74 on Main Divide Road; near NE border of Cleveland National Forest. 900 Comment
  SEINET11191802  Salvia mellifera Daphne Christopher, Stevens, Hannah 2003-4-4 88 Riverside Motte Rimrock Reserve Comment
  POM159833  Salvia mohavensis E. C. Jaeger 1926-3-24 s.n. Riverside Eagle Mountains. Comment
  CAS-BOT-BC224848  Salvia pachyphylla Nancy Ryan Zabriskie; Walter Zabriskie 1971-8-21 438 Riverside Below Santa Rosa Spring Camp, Santa Rosa Mountain road 2194 Comment
  SEINET12327259  Salvia vaseyi P. H. Raven 1958-1 12929 Riverside SW of Palm Desert 10.2mi on State Hwy 74, San Jacinto Mts 762 Comment
  POM259108  Sambucus mexicana P. A. Munz 1938-8-14 15368 Riverside Head of Black Rabbit Canyon, Toro Peak, Santa Rosa Mountains. 2378 Comment
  RSA376135  Sambucus mexicana R. F. Thorne, Steve D. Boyd, Earl Lathrop 1985-7-18 61284 Riverside De Luz; Arroya near Murrieta-Guava St. roads, a few miles S of Murrieta 385 Comment
  UCR112480  Sarcostemma cynanchoides A. C. Sanders, Mitch Provance, T. B. Salvato 2000-4-18 23328 Riverside Coachella Valley, along Dillon Rd. at junction with Tyler, north of I-10, east of Indio and north of Coachella 5 Comment
  JOTR16552  Sarcostemma hirtellum Vanderspek & Youse 1964-4-19 64535 Riverside Joshua Tree National Park. WILSON CANYON Comment
  UC712154  Saxifraga californica Charles B. Fiker 1944-4-4 3007 Riverside near Temecula Comment
  RSA778559  Schismus David J. Keil 1983-4-15 16908 Riverside East of Temecula on SR79 Comment
  JOTR31857  Schismus barbatus La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2114 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  SEINET237138 Image available Schismus barbatus H. Haid 1969-5-8 Riverside San Jacinto Mountains: Bautista Canyon above confluence with Horse Creek ( Blackburn Canyon) below site G. 878 Comment
  UCR111567  Schoenoplectus acutus var. occidentalis Mitch Provance 1999-5-4 1680 Riverside San Bernardino Valley Region, Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  CAS-BOT-BC111021  Scirpus microcarpus M. F. Spencer 1919-6-28 1234 Riverside San Jacinto Mt., Idyllwild. 1645 Comment
  JEPS26108  Scrophularia californica subsp. floribunda Peter H. Raven 1958-5-17 12954 Riverside 7.4 mi se of Banning (on road to Idyllwild); San Jacinto Mts Comment
  POM10106  Scrophularia californica subsp. floribunda Charlotte M. Wilder 1904-4-30 139 Riverside West Riverside. Comment
  UCR4115  Scrophularia californica subsp. floribunda Ronald M. Cope 1965-3-27 s.n. Riverside 0.5 mi east of a point on Canyon Crest Drive, 1.5 mi south of fire prevention laboratory, Riverside 366 Comment
  RSA677  Scutellaria bolanderi subsp. austromontana J. T. Howell 1927-8-2 568 Riverside Road to Hemet, Mt. San Jacinto. 1372 Comment
  CAS-BOT-BC341100  Scutellaria mexicana R. F. Hoover 1966-10-15 10176 Riverside Bighorn Drive, San Jacinto Mts. Comment
  SBBG25230  Scutellaria mexicana Leota Davidson 1965-5-13 158 Riverside Joshua Tree Nat Monument Comment
  UCD125769  Scutellaria mexicana G. L. Webster; R. Hildreth 1966-12-9 7459 Riverside Joshua Tree National Monument, desert scrub around 1.5 miles north of Cottonwood Springs. 944 Comment
  UCSB26796  Scutellaria siphocampyloides Wilken, Dieter 1969-6-30 Riverside California State Highway 74; 0.5 miles west of Keen Camp Summit; San Jacinto Mtns Comment
  CAS-BOT-BC227205  Secale cereale A. C. Sanders; T. B. Salvato 2011-3-28 38822 Riverside Peninsular Range; Perris-Aguanga Basin Region: Menifee Valley, powerline corridor along McLaughlin Rd. west of Murrieta Rd., north of Sun City 439 Comment
  CAS-BOT-BC64740  Sedum niveum Reid Moran 1968-8-3 15346 Riverside Ridge 1 mile NW of Toro Peak. 2250 Comment
  RSA683766  Selaginella bigelovii Meryl B. Dunkle 1934-2-19 3841 Riverside San Juan Canyon. 610 Comment
  RSA717616  Selaginella bigelovii Scott D. White 2006-4-27 11305 Riverside Santa Rosa Hills, S. of Hemet. 549 Comment
  RSA770696  Selaginella bigelovii Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4798 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UC668414  Selaginella bigelovii Annie M. Alexander and Louise Kellogg 1941-4-22 2062 Riverside White Water Canyon; Colorado Desert 548 Comment
  UC729894  Selaginella watsonii Carl B. Wolf 1932-8-5 3976 Riverside summit San Jacinto Peak; San Jacinto Mts. 3293 Comment
  SBBG93105  Senecio californicus D. Mitchell 1990-4-30 Riverside W side of Sage Rd, ca. 0.5 mi S of intersection with Wilson Valley Rd 701 Comment
  CAS-BOT-BC323989  Senecio flaccidus var. douglasii Roxana S. Ferris 1918-6-13 957 Riverside 1 mile S of Cogazon on Banning-Palm Spring Rd. Comment
  RSA11744  Senecio flaccidus var. douglasii C. Epling, Wm. Robison 1933-6-24 s.n. Riverside Little San Bernardino Mountains. San Gorgonio Wash, near Banning Comment
  UCR103167  Senecio flaccidus var. douglasii Scott D. White, J. Greene, S. Douthit 1996-10-13 4625 Riverside San Jacinto Valley, Eastern foothills of valley (= 'Santa Rosa Hills'), south of Hemet 610 Comment
  JOTR35443  Senecio flaccidus var. monoensis Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 48 Riverside Joshua Tree National Park. Little San Bernardino Mtns. W of Juniper Flats (stop1) Comment
  RSA773468  Senecio flaccidus var. monoensis Duncan S. Bell, J. D. England 2010-10-5 1978 Riverside San Bernardino National Forest: Garner Valley, approximately 2.6 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1387 Comment
  SJSU11728  Senecio flaccidus var. monoensis R. C. McGehee 1970-4-28 236 Riverside 2-5 miles south of Cottonwood Pass Comment
Read comments Aug 30 2013
  SBBG81721  Senecio mohavensis S. A. Junak 1983-3-23 1625 Riverside E side of Jefferson Rd across from entrance to Cahuilla Lake County Park, S of Indio Comment
  UCSB37919  Senecio vulgaris Roos, John 1967-2-7 Riverside Hemet; in parking lot along a street Comment
Read comments Mar 23 2014
  UCR264229  Senegalia greggii A. C. Sanders, Jim Malusa 2015-9-10 41856 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
  UCR269234  Senna artemisioides A. C. Sanders, T. B. Salvato, Cecile Shohet 2016-2-28 42000 Riverside Peninsular Range, along Hwy 79 c. 1 km east of Los Caballos Rd. and 1 km west of Pauba Rd. 401 Comment
  SD181741  Sesuvium verrucosum Scott D. White 2001-5-1 8440 Riverside Near Sun City: Quail