Search Results — 2000 specimen records retrieved (1892 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR67732  Abies concolor Frank C. Vasek 1977-11-25 771125- 02 Riverside San Jacinto Mtns., area around Boulder Basin Campground, just below Black Mountain look-out Comment
  CAS-BOT-BC229322  Abronia villosa Ellsworth Bethel 1918-5-10 s.n. Riverside San Jacinto Comment
  CAS-BOT-BC229368  Abronia villosa J. Von Loh 1978-1-23 3296 Riverside Palo Verde Mesa, 12 mi SW. of Blythe 121 Comment
  CSUSB1083  Abronia villosa Heather Hanson 1966-5-12 s.n. Riverside found in field 50 yards south of roadside. Highway 74 from Hemet to Idyllwild. 609 Comment
  RSA69968  Abronia villosa F. W. Peirson 1918-03 2222 Riverside Irrigated field near Indio. Comment
  UC912625  Abronia villosa H. L. Mason 1928-3-10 4193 Riverside Whitewater River Comment
  SEINET11941844  Abronia villosa J. F. Bright, Wyman, C. 1933-1 8049 Riverside In desert near Palm Springs Comment
  JEPS98074  Abronia villosa var. aurita D. Wilken with E. Painter 2000-11-4 15865 Riverside State Hwy. 74, 2.5 mi SE of Hurkey Creek San Jacinto Mountains, Garner Valley 1400 Comment
  RSA788563  Abronia villosa var. aurita Duncan S. Bell 2012-3-8 3141 Riverside Southern section of the Mecca Hills; north side of the canal, approximately 4.75 air miles southeast of where Box Canyon Road crosses the Coachella Canal. 16 Comment
  RSA788725  Abronia villosa var. aurita Duncan S. Bell 2012-3-8 3154 Riverside Southern section of the Mecca Hills, approximately 2.5 air miles southeast of where the Coachella Canal and Hidden Springs Canyon cross each other. 37 Comment
  UC537225  Abronia villosa var. aurita M. E. Jones 1934-5-9 Riverside Corona Comment
  UCR119446  Abronia villosa var. aurita A. C. Sanders, Mitch Provance 1999-9-26 23086 Riverside San Jacinto Mountains, Lake Hemet, north shore at FS day use area 1323 Comment
  RSA461196  Abronia villosa var. villosa L. H. Jones 1910-3-17 s.n. Riverside Riverside Mountain, Colorado River Comment
Read comments
Mar 22 2011
  RSA717471  Abronia villosa var. villosa Scott D. White, Andrea Warniment 2006-3-22 11268 Riverside Eastern Coachella Valley a few mi E of Indio. Proposed I-10 Freeway / McMaughton Parkway Interchage, N of I-10 Freeway. 91 Comment
  RSA779201  Abronia villosa var. villosa Jim Andre 2011-2-9 15938 Riverside Coachella Valley; along Varner Road between Desert Hot Springs and Palm Desert, 2 miles N of I-10 189 Comment
  SEINET3005055  Abronia villosa var. villosa G. Rink 2011-4-29 10493 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe, sandy 91 Comment
  UC1128723  Acacia greggii H. S. Yates 1937-6-27 6727 Riverside Mouth of Deep Canyon 304 Comment
  RSA414903  Acacia greggii var. arizonica Albert J. Perkins 1916-4-16 s.n. Riverside Palm Springs. Andreas Canon. Comment
  CAS-BOT-BC30909  Acamptopappus sphaerocephalus E. C. Jaeger s.n. Riverside Whitewater Comment
  UC70982  Achnatherum coronatum H. M. Hall April 1903 3790 Riverside vicinity of Riverside 365 Comment
  RSA775347  Achnatherum hymenoides Orlando Mistretta, Duncan Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5014 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.00456, W116.67238 and N33.99629 and W116.66014 750 Comment
Read comments
May 22 2012
  JOTR28927  Achyronychia cooperi La Doux, Tasha 2005-3-1 1163 Riverside Joshua Tree National Park. Between Sand Hills and Main Road to Cottonwood Comment
  POM122371  Achyronychia cooperi Marcus E. Jones 1925-4-24 s.n. Riverside Banning. Comment
  UCR102941  Achyronychia cooperi George K. Helmkamp 1998-4-4 3143 Riverside Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd) 457 Comment
  VVC165  Achyronychia cooperi F. Zaebst 1954-2-3 s.n. Riverside Colorado Desert, On gas pipe rd. 1.8 miles E of Jct w US 60, 8.2 mi E of Desert Center 246 Comment
  UCD104583  Acmispon R. Tofsrud 1951-3 s.n. Riverside W. of Elsinore on Hwy. 74. 609 Comment
  SBBG119997  Acmispon brachycarpus A. C. Sanders, K. Volansky 2005-3-17 29213 Riverside French Valley, SE of Winchester Rd (Hwy 79) between Thompson Rd and Benton Rd, ca. 0.5 mi NE of Adobe Spring, near San Diego Aqueduct 412 Comment
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Apr 2 2011
  SD234950  Acmispon brachycarpus R. E. Jr. Riefner 2005-8-28 05 649 Riverside Peninsular Range: SE of Lake Elsinore toward Wildomar, Corydon Rd. at Union St. 394 Comment
  UCD104137  Acmispon glaber var. brevialatus T. B. Salvato; Kent Beaman 2005-5-16 793 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
  UCR274185  Acmispon glaber var. brevialatus Dick Newell, Judy Booth 2015-10-25 412 Riverside Peninsular Range; Santa Ana Mtns., South Main Divide Road, 2.3 miles NW of Elsinore Peak 890 Comment
  UCR256896  Acmispon grandiflorus var. grandiflorus LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6156 Riverside Peninsular Range; San Jacinto Mtns., Along road (5S24). End of Marion Ridge road, south of the community of Pine Cove. Ridge running south down to Idyllwild school of performing arts, west of Strawberry Valley 1799 Comment
  SEINET5327400  Acmispon heermannii var. heermannii J. Strachan, Barbara J. Ertter 1979-6-26 2988 Riverside Banning-Idyllwild road (Hwy 243) at Back Mtn turnoff (Forest Rd 4SO1), San Jacinto Mts Comment
  UC1929899  Acmispon nevadensis var. davidsonii Scott D. White 2004-4-26 10251 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Indian Creek Watershed. Lake Fulmore 7.5' Quad. Comment
  RSA0110193  Acmispon strigosus Duncan S. Bell, Amanda Turek 2010-4-9 786 Riverside East side of the Arica Mountains, near the center of the range; approx. 1.75 air mile west of Priest Well. 485 Comment
  UCSB18876  Acmispon strigosus Winn, Will 1963-5-4 Riverside County Highway R-1, 13.3 miles N of Lake Fillmore Picnic area 853 Comment
  UCR113253  Acourtia microcephala Mitch Provance, J. S. Ross 2000-7-21 2160 B Riverside Jurupa Mtns., Rattlesnake Mtn. (hill 1452m), Crestmore, above water tank west of Cedar Ave., above intersection of Andalusia and Malaga Streets 396 Comment
  UCSB38385  Acourtia microcephala Elliott, Chuck 1964-5-13 Riverside 1/4 mile past Two Trees Road and Belvedere, Riverside 365 Comment
  CAS-BOT-BC182446  Adenophyllum porophylloides Steve Boyd; Tammy Morgan; Aydee Virgen; Sarah DeGroot; Valentin Arvizu; Tim Thibault 2004-5-14 11212 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... Comment
  CAS-BOT-BC139874  Adenostoma sparsifolium J. C. Roos 1965-8-18 s.n. Riverside Thomas Valley, summit Palms to Pines Hwy., San Jacinto Mtns. Comment
  SFV20160  Adenostoma sparsifolium J. N. Hogue, S. G. Hogue, J. M. Wrublik 2005-9-5 263 .7 Riverside Santa Rosa Mountains Santa Rosa Mountain Truck Trail (=USFS Road 7S02). 0.7 miles from Highway 74. 1500 Comment
  CAS-BOT-BC69647  Adiantum capillus-veneris Elmer I. Applegate 1892-4-23 829 Riverside E. Riverside. Comment
  UCR35308  Adiantum capillus-veneris L. B. Ziegler 1966-9-13 090 Riverside Sonoran (Colorado) Desert, San Jacinto Mountains, Carrizo Spring (Carrizo Creek), c.3/8 mi above Hwy 74 crossing of canyon. 703 Comment
  UCR80813  Agoseris grandiflora Scott D. White 1993-5-29 1468 Riverside San Bernardino Mtns., Big Oaks Canyon, Yucaipa Ridge 1835 Comment
  RSA263175  Agrostis idahoensis J. C. Roos 1937-8-18 465 Riverside Round Valley, San Jacinto Mountains. Comment
  UCR201412  Agrostis viridis Justin M. Wood 2008-9-30 175 Riverside SW Perris Basin, Temecula/Murrieta Creek, downstream of 1st Street bridge 305 Comment
  OBI39187  Alhagi pseudalhagi Dell O. Clark 1969-7-2 s.n. Riverside 2 mi W of Mecca, Coachella Valley Comment
  POM13322  Aliciella latifolia E. C. Jaeger 1921-04 1086 Riverside Corn Springs, Chuckawalla Mts Comment
  IRVC14335  Allenrolfea occidentalis L. McHargue 1971-10-23 Riverside Salton Sea; Northshore, edge of Salton Sea in wet, saline soil. Sonoran Desert -70 Comment
  UC61551  Allenrolfea occidentalis Miss Mary McKibben 1904-4-18 Riverside Mecca Colorado Desert, Mecca -5 Comment
  RSA550335  Allionia incarnata Walter Wisura, John Dolan, M. Wall 1992-3-25 4653 Riverside Lowdesert: 2.7 miles S of prison on Wileys Well Road. Comment
  RSA367073  Allium burlewii E. C. Jaeger 1922-7-7 s.n. Riverside Slopes of Tahquitz Valley, San Jacinto Mountains. Alt. 7700 ft. 2348 Comment
  CAS-BOT-BC131980  Allium haematochiton Ynez Whilton Winblad 1937-4-19 s.n. Riverside Between Beaumont and Redlands Comment
  UCR113750  Allium haematochiton June Latting 1978-6-4 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, Mesa de Colorado 640 Comment
  UCR281565  Allium haematochiton Mitch Provance, John Hazlett, Matt K. Beyers, Jeremiah George 2017-4-4 417- 96 Riverside Gavilan Hills, Proposed SCE transmission route, 0.4 miles NW of Lake St. and Walker Canyon Rd. 418 Comment
  SEINET3880032  Allium parryi Bonnie C. Templeton 1920-4-15 1477 Riverside Near Gacilau Peak. W of Perris.; 0 400 Comment
Read comments
Jul 8 2015
  CLARK-A1528-1511  Allium peninsulare John C. Roos 1948-5-22 3865 Riverside Reche Canyon Comment
  UCR17055  Allium praecox E. W. Lathrop 1971-3-21 7462 Riverside Santa Ana Mtns., Cleveland National Forest, Trabuco District, Bedford Truck Trail 1220 Comment
  SD143744  Allophyllum divaricatum A. C. Sanders, P. MacKay, T. Thomas and O. Clarke 1997-5-4 20633 Riverside San Jacinto Mountains; north side along Highway 243, 1.5 mile below Twin Pines Ranch Road (McMullen Flat), nmorth slope of peak 3740. 1067 Comment
  UCR80806  Allophyllum gilioides Scott D. White 1993-5-29 1483 Riverside San Bernardino Mtns, Banning Canyon & Big Oaks Canyon along the road to Raywood Flat on Yucaipa Ridge 1220 Comment
  RSA526139  Allophyllum glutinosum Steve Boyd, T. S. Ross 1990-5-11 4652 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  HSC92614  Amaranthus albus J. J. Jimenez-Osornio 1986-11-6 1 Riverside Corona 186 Comment
  UCR132952  Amaranthus blitum A. C. Sanders 2001-11-25 24887 Riverside Moreno Valley, Home Depot at Pigeon Pass Rd. on north side of Hwy 60 503 Comment
  UCR59715  Amaranthus fimbriatus A. C. Sanders 1989-9-19 9508 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 1.75 km (airline) south of Tabaseca Tank, along the wash above 'Tabaseca Target 680 Comment
  UCD128668  Amauriopsis dissecta J. C. Roos 1946-8-24 2923 Riverside Santa Rosa Mountains. 2286 Comment
  SEINET269550 Image available Ambrosia acanthicarpa Scott D. White 1996-9-22 4532 Riverside Lakeview Mountains: north of Homeland along Juniper Flats Road about 1.2 road miles north of intersection with State h 472 Comment
  UC750627  Ambrosia acanthicarpa Lewis S. Rose 1946-12-24 46308 Riverside 5 mi e Cabazon 441 Comment
  UCR176699  Ambrosia acanthicarpa R. D. Goeden 1966-10-27 s.n. Riverside Riverside, UCR Campus 366 Comment
  CAS-BOT-BC45010  Ambrosia confertiflora Louis C. Wheeler 1933-12-1 2278 Riverside Banning 731 Comment
  CAS-BOT-BC22595  Ambrosia dumosa George B. Grant 6729 Riverside Palm Springs Comment
  LA202914  Ambrosia dumosa J. A. Ewan; 1931-4-2 4098 Riverside 10 mi. N of Edom Comment
  POM308538  Ambrosia dumosa Henry J. Ramsey, Henry J. Ramsey 1939-11-28 3157 Riverside Palm Springs Comment
  RSA416972  Ambrosia dumosa P. J. Remple 1942-3-1 s.n. Riverside Dead indian Creek, Santa Rosa Mtns. Comment
  RSA761081  Ambrosia dumosa Thomas Stoughton, Jackie McConnaughy, Andrew Monks, M. Volke 2010-4-20 148 Riverside W of Palen/ McCoy Wilderness. Intersection of Hwy 177 and Palen Pass Rd (kiosk). 366 Comment
  UCR244917  Ambrosia dumosa Jim Andre 2012-3-19 21358 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Hwy 177, 8.6 mi. NE of junction with I-10 152 Comment
  UCSB10484  Ambrosia dumosa Atsatt, Pete 1958-3-22 Riverside 5.8 miles east of Desert Center on highway 60 and 70 243 Comment
  CAS-BOT-BC30795  Ambrosia ilicifolia P. A. Munz; D. D. Keck 1922-4-9 4782 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert 457 Comment
  HSC80290  Ambrosia psilostachya Steve Boyd 1985-8-7 1104 Riverside Santa Rosa Plateau Region, NW base of Redona Mesa on Tenaja Rd., 0.8 mi.. east of junction with 8S01 and 8S02 Comment
  RSA764883  Ambrosia psilostachya Justin M. Wood 2010-9-8 2602 Riverside San Timoteo Canyon: Just SE of El Casco Substation along San Timoteo Creek. 640 Comment
  UCR261173  Ambrosia pumila A. C. Sanders, Jeff Crain, Nina Kidd 2015-5-19 41727 Riverside Elsinore Trough, north of Elsinore on east side of Baker St., 0.28 km east (74 deg. ) of large water tank above Baker, above a forking dirt road 392 Comment
  CAS-BOT-BC273002  Ambrosia salsola Aven Nelson; Ruth Nelson 1939-3-24 3247 Riverside Lower part of Palm Canyon Comment
  UCR262462  Ambrosia salsola A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41505 Riverside San Gorgonio Pass, north of San Gorgonio River wash, c. 3 miles east of Cabazon, south of I-10 and generally NE of water bottling plant 457 Comment
  SD216462  Ambrosia salsola var. salsola Carol R. Annable 1995-3-10 2263 Riverside 1.6 kilometers South of Lake Cahuilla County Park. Comment
  UCSB10223  Ambrosia salsola var. salsola Beeks, Richard 1952-4-4 Riverside Seven miles north of Mecca in Box Canyon Comment
  RSA305625  Amelanchier pallida C. W. Tilforth, B. Busenberg 1979-5-18 1802 Riverside U.S.C. Isomata Campus, along Strawberry Creek, Idyllwild. Comment
  POM13099  Amelanchier utahensis I. M. Johnston 1922-5-20 5488 Riverside Kenworthy 1418 Comment
  LA204915  Amorpha californica var. californica W. Pequegnat; 1938-6-15 sn Riverside Santa Ana Mountains, Modjeska Flats 1371 Comment
  HSC79046  Amsinckia intermedia A. C. Sanders 1985-3-1 5389 Riverside Box Springs Canyon, near the intersection of Central Ave. & Hwy. 60, along Gernert Rd., just above the Santa Fe Railroad tracks 427 Comment
  SBBG37532  Amsinckia intermedia R. N. Muller 1967-4-16 Riverside UC Riverside campus, 20 yds S of grape control plot on S side of campus Comment
  SEINET3083496 Image available Amsinckia intermedia Michael Theroux 1982-4-21 154 Riverside Breckenridge Rd., adjacent to Guimarra Vineyards, 2-3 mi. E of Commanche Dr., near Cottonwood Creek. (Rio Bravo Ranch 7.5' Quad) Comment
  UC1605425  Amsinckia intermedia Steve Boyd 1986-4-2 1618 Riverside Gavilan Plateau; Gavilan Hills, Garford Springs County Park 609 Comment
  UCR120925  Amsinckia intermedia A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24923 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  UCR90984  Amsinckia intermedia Scott D. White 1996-3-31 3860 Riverside Elsinore Basin, Bundy Canyon, SE of Lake Elsinore; c. 1 road mile (+- 0.2 mi) east of Bundy Canyon Road exit from Hwy I-15. About 40 ft. south of road along mapped intermittent blueline stream 463 Comment
  RSA0089625  Amsinckia intermedia Steve Boyd, Timothy S. Ross 1991-6-14 6377 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
  SDSU18987  Amsinckia menziesii var. menziesii C. Matt Guilliams, Jeannine Ross 2008-3-12 532 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 428 Comment
  RSA0089960  Amsinckia retrorsa P. A. Munz 1927-5-20 10795 Riverside Murrieta Hot Springs. Comment
  RSA0091468  Amsinckia tessellata Steve Boyd, Sara Meury, Richard Noyes, Laurel Arnseth, D. Nordin, Tim Ross 1988-3-10 2150 Riverside N. end of Palen Mtns, 2 mi west of Palen Pass. 300 Comment
  JOTR31852  Amsinckia tessellata var. tessellata La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2110 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  JOTR31905  Amsinckia tessellata var. tessellata La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 2153 Riverside Joshua Tree National Park. West Cottonwood Mountains; bouldery side canyon leading into southeast Pinkham Wash Comment
  RSA757798  Amsinckia tessellata var. tessellata LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4289 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
  UC68763  Amsonia tomentosa H. M. Hall May, 1905 6007 Riverside Cottonwood Pass Colorado Desert, Cottonwood Pass 701 Comment
  RSA640307  Anemopsis californica L. C. Wheeler 1931-7-30 s.n. Riverside Fairmount Park. Comment
  UCSB57881  Anemopsis californica Thorne, Robert 1973-5-23 Riverside Santa Rosa plateau-Mesa de Colorado; Grassy margin of small stream N of mesa 609 Comment
  POM48875  Angelica tomentosa P. A. Munz, I. M. Johnston 1924-7-26 8708 Riverside common on north slopes, 8 mi. S of Banning. 1372 Comment
  UC219261  Anisocoma acaulis P. A. Munz and I. M. Johnston 1922-5-19 5418 Riverside Hemet Valley; San Jacinto Mts. 1386 Comment
  SEINET3132559  Antennaria rosea subsp. rosea F. M. Reed 1908-7-10 2425 Riverside Round Valley Comment
  RSA192075  Antirrhinum coulterianum E. W. Lathrop 1966-5-25 6340 Riverside 9 miles NW of Murrieta, Los Alamos Ranch Comment
  RSA354842  Antirrhinum coulterianum N. C. Cooper 1944-5-21 2011 Riverside San Jacinto Mountains, West side 915 Comment
  UCR177644  Antirrhinum coulterianum S. J. Myers, John Green 2003-4-23 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1189 Comment
  UCR178849  Antirrhinum coulterianum T. B. Salvato, Tracy Tennant 1998-6-23 MOR- 445 A Riverside San Bernardino Mtns., Morongo Indian Reservation, polygon 13, N end of Hathaway Canyon 1280 Comment
  UCR183015  Antirrhinum nuttallianum Mitch Provance 2003-5-5 4420 B Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  RSA512160  Apiastrum angustifolium Ed LaRue 1989-5-4 s.n. Riverside 2 mi (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; At McViker Canyon. 488 Comment
  RSA561016  Apiastrum angustifolium Steve Boyd, Timothy S. Ross 1992-5-4 7194 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero 732 Comment
  UCR140728  Apocynum cannabinum A. C. Sanders 2004-5-12 27883 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  RSA0025519  Arabis John F. Emmel 1986-4-12 994 Riverside Little San Bernardino Mtns: upper Berdoo Canyon. 1372 Comment
  UCR193890  Arabis glabra A. C. Sanders, Mitch Provance 2008-7-11 35821 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek along trails in vicinity of junction of South Ridge and Coldwater Trails, 1.25 mi. NE of Mountain Center, c. 3/4 mile NE of Keenwild Fire Station 1475 Comment
  RSA0126304  Arabis hirsuta var. glabrata Orlando Mistretta 2009-7-10 3997 Riverside Santa Ana River Canyon. Vicinity of Camp Round Meadow; 0.40 miles SE of junction of highway 38 and Jenks Lake Rd. 2027 Comment
  POM13212  Arabis pulchra E. C. Jaeger 1921-04 1132 Riverside Cottonwood Springs Comment
Read comments
Sep 20 2011
  SEINET3239809  Arceuthobium campylopodum R. L. Mathiasen 2009-1 2009 -69 Riverside Across street from Idylwild Ranger Station, Idylwild, CA. 1700 Comment
  RSA629162  Arctostaphylos Jon E. Keeley 1992-7-17 16799 Riverside Road to Thomas Mountain (5S15), 6.0 km north of Toolbox Spring. 1790 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
  RSA797287  Arctostaphylos drupacea C. H. Tingley 1928-5-13 s.n. Riverside San Jacinto Mountains. Comment
  RSA629406  Arctostaphylos glandulosa Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19500 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  UCD51032  Arctostaphylos glandulosa I. W. Clokey; E. G. Anderson 1935-8-21 6784 Riverside Fuller's Creek. 1500 Comment
  RSA629356  Arctostaphylos glandulosa subsp. glandulosa Jon E. Keeley 1992-6-12 15541 Riverside Rd to Elsinore Pk., 1 km S of Elsinore Pk. Santa Ana Mtns. 950 Comment
  OBI42561  Arctostaphylos glandulosa subsp. leucophylla A. C. Sanders 1986-6-1 6549 Riverside San Jacinto Mts, along trail toward Spitler Peak from the Hurkey Crk camp to Bonita Vista road. 1707 Comment
  RSA629459  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-7-17 16815 Riverside Rd. to Thomas Mtn. (5S15), 11 km north of Toolbox Spring. San Jacinto Mtns. 1520 Comment
  RSA631719  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19262 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631737  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19285 Riverside Highway 79, 2 km west of Radec. 550 Comment
  RSA631785  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19258 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631828  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16512 Riverside Red Mountain Road, 1 km east of R3. 820 Comment
  RSA701752  Arctostaphylos glauca Steve Boyd, Valerie Soza 2004-6-22 11554 Riverside Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along forest service road 5N13 near 5N06. 1463 Comment
  RSA0062646  Arctostaphylos glauca Dave Kelley 1949-1-20 s.n. Riverside Bautista Canyon about 7-10 miles east of Hemet. 518 Comment
  RSA3120  Arctostaphylos glauca var. glauca C. B. Wolf 1932-2-11 2649 Riverside Hidden Canyon 5 mi. W. of Corona at base of Santa Ana Mts. 405 Comment
  RSA633578  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20116 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633593  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16690 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  RSA633625  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16688 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  RSA633748  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21786 Riverside Dirt road to Santa Rosa Mountain, 12.3 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 2190 Comment
  RSA633753  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16635 Riverside Road to Santa Rosa Mountain (7S02), 2.5 km south of Highway 74. 1640 Comment
  RSA635302  Arctostaphylos patula Jon E. Keeley 1992-11-5 22505 Riverside Along trail to Laws Camp, San Jacinto wilderness area, east of Idyllwild ca. 25 km. 2250 Comment
  RSA635598  Arctostaphylos peninsularis subsp. peninsularis Jon E. Keeley 1992-7-17 16760 Riverside Road to Thomas Mtn. (5S15), 1.8 km south of Toolbox Spring, west of Garner Valley, San Jacinto Mountains. 1785 Comment
  RSA126698  Arctostaphylos pringlei subsp. drupacea P. H. Raven 1959-5-18 14243 Riverside Lake Fulmor, San Jacinto Mountains Comment
  SEINET238550 Image available Arctostaphylos pringlei subsp. drupacea George K. Helmkamp 1998-6-27 4121 Riverside Santa Rosa Mtns.: 5.8 mi SE of Hwy 74 along Santa Rosa Mtn Rd. below Mountain Home Spring. 1799 Comment
  UC1177957  Arctostaphylos pringlei subsp. drupacea Otto T. Solbrig 1958-3-21 2515 Riverside road from Banning to Idylwild; San Jacinto Mountains, Pine Cone Summit 1920 Comment
  RSA293530  Arctostaphylos pungens C. W. Tilforth, W. Wisura 1979-8-8 1903 Riverside Along hiway 74, 7.5 mi. south-east of Lake Hemet turn-off, Garner Valley Comment
  RSA635804  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16543 Riverside Red Mountain Road, 8.7 km east of R3. 1000 Comment
  RSA636017  Arctostaphylos rainbowensis Jon E. Keeley 1992-8-2 18806 Riverside East of Hwy 15, off Rainbow Cyn. Rd., 3 km north of San Diego Co. line. 400 Comment
  RSA636175  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19478 Riverside West of Temecula, off Colman Rd., 0.8 km north of Carancho Rd. and west of De Luz Rd., eastern Santa Margarita Mountains. 590 Comment
  SD137789  Arctostaphylos rainbowensis Darin L. Banks, Steve Boyd 1995-3-15 76 Riverside Palomar Mtns., Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., Dorland Mtn. Area 730 Comment
  SDSU17431  Arctostaphylos rainbowensis C. Matt Guilliams 2007-8-2 408 Riverside Santa Margarita Ecological Reserve, along 'Highlands Trail' at northern rim of mesa-top. 654 Comment
  UCR209400  Arctostaphylos rainbowensis Fred M. Roberts, Robt. L. Allen 2008-2-23 6709 Riverside Santa Ana Mountains, Rancho California, vicinity of Santa Rosa Plateau, Rancho California Road c. 2.2 km by road east Jefferson Ave. in Temecula 419 Comment
  CAS-BOT-BC137646  Aristida adscensionis Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs. Comment
  RSA786233  Aristida adscensionis C. P. Cowan 1978-4-23 1225 Riverside 12.1 mi (19.2 km) S on Hwy 74 from jct with Hwy 111 at Indian Wells. Whittaker transect no.W-220 (voucher). 950 Comment
  JOTR00870  Aristida adscensionis Sipe, Frank 1958-3-10 277 Riverside Joshua Tree National Park. PINTO BASIN Comment
  RSA0027480  Aristida adscensionis Deidre Conocchioli, Sarah J. De Groot 2013-9-18 48 Riverside Sonoran Basin & Range. Chuckwalla Valley: From Blythe, head west on 1-10 for 23 miles. Exit at Ford Dry Lake, turn left to cross back over the interstate and turn right on Chuckwalla Valley Rd., Site is 1.5 miles down on south side of road, near intersection of Graham Pass Rd (unpaved). 122 Comment
  SEINET10467838  Aristida adscensionis David B. Dunn 1946-3-15 Dunn 2026 Riverside Collected on dry plateau in vicinity of pushawalla canyon, indio hills. Sparse Desert scrub of larrea and franseria, with palms at the springs in the canyon. Comment
  UCD56350  Aristida californica A. A. Beetle 1943-4-27 1938 Riverside Near Thousand Palms. Comment
  RSA740945  Aristida purpurea var. fendleriana Scott D. White, Justin M. Wood 2008-6-17 12189 Riverside Morris Ranch Rd. - open area W of Goff Flat. 1616 Comment
  RSA129291  Aristida purpurea var. nealleyi H. S. Yates 1937-6-27 6723 Riverside Head of Deep Canyon. 1220 Comment
  UCR23867  Aristida purpurea var. nealleyi John C. Roos 1965-9-26 s.n. Riverside Mojave Desert, Palm Springs, in a parkway 122 Comment
  UCR58440  Aristida purpurea var. nealleyi A. C. Sanders 1989-9-20 9513 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range: Tabaseca Tank, in the extreme northern end of the Chocolate Mountains 610 Comment
  SD121286  Aristida purpurea var. parishii J. C. Roos 1966-4-29 Riverside Rocky hills between March AFB and Lakeview, crevices in the rock slopes. Comment
  JOTR36188  Aristida purpurea var. purpurea La Doux, Tasha, B. Truesdell, M. Wheeler 2013-10-31 3337 Riverside Joshua Tree National Park. Queen Mountain; near Split Rock, approx 0.5 km SE of Elton Mine 1330 Comment
  UCR2176  Aristida ternipes var. gentilis F. M. Reed 1908-8-16 2561 Riverside Riverside. Iowa Ave. on sec. 30 305 Comment
  RSA129290  Aristida ternipes var. hamulosa H. S. Yates 1937-6-27 6710 Riverside Lower San Jacinto River Canyon. 640 Comment
  RSA596672  Artemisia californica Darin L. Banks, Lauren Raz 1996-11-5 1146 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, S of San Gabriel Church; Along a newly established firebreak along a NW-SE running ridgeline, near the water tank. 402 Comment
  SDSU13499  Artemisia californica W. Miller with C. Mosse 1972-7-20 Riverside Comment
  SEINET2044492 Image available Artemisia californica A. C. Sanders, M. Jacobsmyer, C. Sanders 1995-2-5 15907 Riverside San Bernardino Mountains; Whitewater Canyon, between Bonnie Bell and the fish hatchery: T2S, R3E, SW/4, S 26 &SE/4sec.27 549 Comment
  RSA94534  Artemisia californica F. W. Peirson 1922-12-27 3338 Riverside Between the forks of Andreas Canyon, east base of Mt. San Jacinto. 610 Comment
  JOTR36399  Artemisia dracunculus La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, B. Truesdell, M. Wheeler 2012-10-2 3349 Riverside Joshua Tree National Park. Upper Covington Flat: Upper Covington Flats Parking area Comment
  SD245246  Artemisia dracunculus R. F. Thorne, E. W. Lathrop, W. Wisura 1977-7-8 49533 Riverside Santa Ana Mountains: along Ortega Highway (74). Comment
  UCR41217  Artemisia ludoviciana subsp. ludoviciana N. M. Fellows 1984-11-12 28 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
  CLARK-A1528-1461  Asclepias albicans John C. Roos 1946-12-21 3190 Riverside Colorado Desert Comment
  GMDRC5759  Asclepias albicans J. M. Andre 2013-3-4 23873 Riverside Riverside Mountains: east side of range, along rocky dirt road to historic mine area, 0.8 mi west of Hwy 95, approx 12 mi. south of Vidal Jct 127 Comment
  RSA0025283  Asclepias albicans J. Andre 2013-3-4 23873 Riverside Riverside Mountains; east side of range, along rocky dirt road to historic mine area, 0.8 miles west of Hwy 95, approx 12 miles south of Vidal Junction. 127 Comment
  RSA401680E  Asclepias eriocarpa M. B. Dunkle 1933-7-20 3639 Riverside Idyllwild, San Jacinto Mountains. 1616 Comment
  RSA588137  Asclepias erosa D. L. Banks, S. D. Boyd 1995-6-27 739 Riverside NW Palomar Mountains; Agua Tibia Mountains; Along the Crosley Road, N of the junction between the Cutca Road; N of the Devils Hole area, N of the Forest Boundary. N of the first gate along the road approximately 1/2 mile from Hwy 79. 518 Comment
  RSA682078  Asclepias subulata Scott D. White, Michael Honer 2003-4-30 9130 Riverside Shavers Valley. About 1-2 miles south west of unnamed freeway exit at pumping station. 396 Comment
  POM12825  Aster alpigenus Philip A. Munz 1922-9-6 6391 Riverside Round Valley, San Jacinto Mts. 2744 Comment
  JOTR30251  Astragalus bernardinus Leary, C. and Leary, Pat 1979-5-5 2997 Riverside Joshua Tree National Park. Above Lower Covington Flat, Joshua Tree National Monument, T2S R7E sec 6 1676 Comment
  UC69648  Astragalus crotalariae T. W. Minthorn 1905-1-15 7 Riverside Indio; ; <near Los Angeles> Comment
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Jun 6 2011
  CAS-BOT-BC182588  Astragalus didymocarpus var. dispermus John Thomas Howell 1928-3-11 3440 Riverside 6 miles se. of Garnet Station, Coachella Valley, Colorado Desert 152 Comment
  CAS-BOT-BC178438  Astragalus douglasii var. parishii Marcus E. Jones 1926-6-20 s.n. Riverside Near Idyllwild. Comment
  JEPS79821  Astragalus douglasii var. parishii I. W. Clokey, E. G. Anderson 1935-8-21 6718 Riverside e Keen Camp P. O.; e of Keen Camp P. O. 1350 Comment
  UCR4745  Astragalus douglasii var. parishii Frank C. Vasek 1958-5-18 580518- 01 Riverside San Jacinto Mtns., Black Mtn Road at junction with the Banning to Idyllwild Road 1640 Comment
  RSA90230  Astragalus douglasii var. parishii F. W. Peirson 1922-5-20 3342 Riverside Hemet Valley, San Jacinto Mountains. 1371 Comment
  RSA92568  Astragalus gambelianus J. C. Roos, L. Roos 1952-5-19 5689 Riverside On hills N of Moreno. 518 Comment
  RSA0098334  Astragalus insularis var. harwoodii Marc A. Baker, Michelle Cloud-Hughes 2015-2-21 18273 Riverside 6.3 km ENE of Vidal Junction, 8 km SSW of Savahia Peak, 67 km NNW of Blythe. 306 Comment
  RSA781247  Astragalus insularis var. harwoodii A. C. Sanders 2010-3-15 37394 Riverside 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 134 Comment
  UC73184  Astragalus lentiginosus var. coachellae M. F. Gilman 1904-1 47 Riverside Banning Banning (Southern California) Comment
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Mar 13 2011
  UCR134333  Astragalus lentiginosus var. coachellae John F. Green 2004-4-8 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, Cathedral City, site of proposed percolation basin c. 300-400 m west of the Whitewater River, 0.25 mi. NE of the north end of San Joaquin Dr. 122 Comment
  RSA0029319  Astragalus lentiginosus var. variabilis Justin M. Wood, J. Varonin, T. Valentovich 2012-4-23 4692 -D Riverside Sonoran Desert: Chuckwalla Valley, active sand dunes +/- 7.25 miles northeast of Desert Center, +/- 3.0 miles E of SR-177, and +/- 1.0 mile N of abandoned Jojoba farm. 149 Comment
  UC73172  Astragalus pachypus var. jaegeri M. F. Gilman 1904-1 43 Riverside Banning Comment
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Mar 13 2011
  CAS-BOT-BC192756  Astragalus palmeri Edmund C. Jaeger 1921-4-13 s.n. Riverside Entrance to Martinez Canon [Canyon], Colorado Desert Comment
  JOTR37474  Astragalus palmeri Hodges, Stephen, T. Green 2016-5-5 595 Riverside Joshua Tree National Park. Little San Bernardino Mountains; canyons below Upper Covington Flats, southwest of Covington Crest trail (Stop 2) Comment
  CSUSB1295  Astragalus pomonensis I. S. Singh 1972-5-2 Riverside Highway 71, 5 miles south of Elsinore Comment
  RSA160531  Astragalus pomonensis J. D. Olmsted 1959-4-18 427 Riverside Santa Ana Mtn. base. 3 miles N of Elsinore on Hwy 71 in weedy area on East side of road. 335 Comment
  CAS-BOT-BC194056  Astragalus tricarinatus P. A. Munz; I. M. Johnston 1922-5-6 5196 Riverside Morongo Wash, Colorado Desert Comment
  OBI70233  Astragalus tricarinatus Lyman Benson 1945-1 Riverside Comment
  RSA0121455  Astragalus tricarinatus Duncan S. Bell, LeRoy Gross 2016-3-30 9135 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.75 air miles southeast of the summit of Martinez Mountain. 698 Comment
  UCR187472  Athyrium filix-femina Diane Menuz, Angela Hyde 2006-8-24 236 Riverside Peninsular Range; San Jacinto Mtns, North Fork San Jacinto River c. 100 m below FS Rd. 5S09, below Indian Mountain 1331 Comment
  UC811445  Athyrium filix-femina var. cyclosorum P. A. Munz 1922-7-6 6030 Riverside n fork of Tahquitz Creek; San Jacinto Mts 2225 Comment
  RSA758486  Athysanus pusillus M. Wall 2010-4-9 552 Riverside Bautista Creek east of Hemet, Bautista Canyon Rd. ca. 6.4 Miles SE of jct. with Fairview Ave. 713 Comment
  UCR269848  Atrichoseris platyphylla A. C. Sanders, Jim Malusa 2016-3-18 42374 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  UCR52232  Atrichoseris platyphylla Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2161 Riverside Sonoran (Colorado) Desert, Palen Pass at the N end of the Palen Mountains 500 Comment
  POM263760  Atriplex canescens F. A. Barkley, Merton Reed 1939-5-20 4214 Riverside Roadside 4 miles E. of Blythe Comment
  RSA643293  Atriplex canescens R. D. Goeden, D. W. Ricker 1964-1-23 s.n. Riverside Coachella Valley: Indio, Jefferson St. at Hwy 111, near Whitewater River Channel., 33 42'30''N, 116 16'W 15 Comment
  UCR214862  Atriplex canescens var. macilenta A. C. Sanders, Richard Dwerlkotte 2010-3-22 37518 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 1.5 mi. SE of Sidewinder Well, south end of Palen Dry Lake, SW of Palen Mtns. 130 Comment
  RSA532568  Atriplex coronata var. notatior D. E. Bramlet, P. Gordon-Reedy 1991-5-8 2125 Riverside Some 8.2 km. southwest of Hemet, aproximatly 10 m. east of California Road, just northeast of the junction of California and Marvin Hull Road., The population is approximatly 50m. north of the AT&SF railroad tracks and 300m. west of the MWD canal. 498 Comment
  SD174863  Atriplex coronata var. notatior Mark A. Elvin 2005-5-24 4316 Riverside Southern Coastal: Perris; east of I-215; south of San Jacinto River; northwest corner of jct Ellis Avenue and first road east of I-215. Perris 7.5' quad. 427 Comment
  UCR104621  Atriplex coronata var. notatior D. E. Bramlet 1997-5-1 2548 Riverside Nichols Road Wetlands; c. 183 m SE of Nichols Road, 91 m west of Collier Ave. and 196 m west of the I-15; east of the dirt road extending S from Nichols Road. and adjacent to Alberhill Creek Comment
  UCR112391  Atriplex davidsonii A. C. Sanders, K. C. Rose 1998-5-21 21852 Riverside Hemet, Alkaline flats west of town, east of the canal, south of Hwy 74 (Florida) and c. 1/4 mi. west of Warren Rd. 457 Comment
  POM278732  Atriplex lentiformis subsp. breweri Grant D. Brown 1950-12-2 583 Riverside Cajalco Resevoir, SE; Cajalco Canyon. 442 Comment
  UCR196391  Atriplex polycarpa Naomi Fraga, Lisa Rojas 2005-2-10 1416 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 502 Comment
  UCD97620  Atriplex prostrata O. F. Clarke 1970-9-24 s.n. Riverside Riverside, Santa Ana River bottom, just E of the old Salt Lake R.R. Bridge. 216 Comment
  UCR182277  Atriplex serenana var. serenana R. E. Riefner Jr. 2006-8-13 06- 394 Riverside Perris-Aguanga Basin, SW of Perris along Hwy 74 at Good Hope, NE of Betty Rd. 470 Comment
  RSA385380  Avena barbata N. C. Cooper 1944-3-24 1010 Riverside Banning. 701 Comment
  UCR172142  Avena fatua A. C. Sanders 2006-5-11 32263 Riverside Warm Springs Valley, N edge of city of Lake Elsinore, 35 acre parcel south of the intersection of Collier Ave. and Riverside Dr., NE of Alberhill Crk., NW of Enterprise Way 389 Comment
  UCR232797  Avena fatua John F. Green 2008-4-16 0408- 40 Riverside Peninsular Range; Perris-Aguanga Valley, SW of Romoland, powerline route north of McLaughlin Rd. between Dawson Rd. and I-215 Fwy 436 Comment
  RSA192262  Azolla filiculoides Earl W. Lathrop 1965-3-30 5609 Riverside 12 miles west of Murrieta. Tenaja Range Comment
  SD187295  Azolla filiculoides Scott D. White, Angelia Carey 2004-9-16 10762 Riverside San Jacinto Mountain foothills: Indian Creek. 548 Comment
  CAS-BOT-BC106737  Baccharis salicifolia Elizabeth H. Daniels 1932-3-8 s.n. Riverside Mission Canyon, just south of Morongo Valley, Little San Bernardino Mountains Comment
  RSA5523  Baccharis salicifolia C. B. Wolf 1932-10-11 4274 Riverside Morongo Wash, 3/10 mile below the San Bernardino County line. 671 Comment
  UCR139038  Baccharis salicifolia D. L. Banks, V. W. Steinmann 1997-3-13 1426 Riverside NW Palomar Mtns, Agua Tibia Mtns: Redhawk Housing Development, north of the Pechanga Indian Reservation in the hills south of the intersection of Marge Place and Tehachapi Pass (S of Redhawk Parkway) 378 Comment
  UCR180598  Baccharis salicifolia Scott D. White, Angelia Carey 2004-4-5 10017 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  LA202997  Baccharis sergiloides Louis Wheeler; 1933-12-1 2292 Riverside San Jacinto Mountains, mouth of Tahquitz Canyon 152 Comment
  SD253370  Bahiopsis parishii A. C. Sanders 2015-9-11 41872 Riverside Sonoran Desert: Bradshaw Trail at border of Chocolate Mountains Aerial Gunnery Range, 2.25 miles east of Gasline Rd. 646 Comment
  POM350662  Baileya pauciradiata N. C. Cooper 1942-4-17 558 Riverside Palm Springs Comment
  UC893812  Baileya pauciradiata Lewis S. Rose 1937-4-10 37147 Riverside 5 mi s Cathedral City 15 Comment
  UCR92388  Baileya pauciradiata F. M. Reed 1926-3-5 5290 ? Riverside Sonoran (Colorado) Desert, near Indian Wells 31 Comment
  CAS-BOT-BC106613  Baileya pleniradiata Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center, Colorado Desert Comment
  RSA643333  Bebbia juncea R. D. Goeden, D. W. Ricker 1980-3-20 s.n. Riverside Colorado Desert: Coachella Valley, Painted Canyon in the Mecca Hills 122 Comment
  RSA652575  Bebbia juncea David B. Dunn 1947-7-12 2962 Riverside Pushawalla canyon in the Indio Hills, below the Palms Comment
  SEINET4560590  Bebbia juncea Duncan S. Bell 2009-1 291 Riverside Arica Mountains; west side of range, approx., 2.5 air miles southwest of Priests Well Comment
  LA203073  Bebbia juncea var. aspera Carl Epling; 1927-3-27 sn Riverside Thousand Palms Comment
  RSA588839  Bebbia juncea var. aspera Darin L. Banks, Steve Boyd 1995-10-17 0782 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along lower Arroyo Seco, S of the Dripping Springs Campground. Along the broad alluvial benches N of where Arroyo Seco turns to the E. 512 Comment
  RSA604715  Bebbia juncea var. aspera L. C. Wheeler 1961-10-8 7932 Riverside Temescal Valley: First big wash E of avocado mesa E of Wright Ranch. Comment
  SEINET3862254  Beloperone californica D. W. McNeal 1975-4-18 1561 Riverside Above Palm Desert on Hwy. 74, 19.2 mi. E of its jct. with Hwy. 71.; 0 Comment
  UCR132771  Berberis dictyota S. J. Myers 2001-4-18 s.n. Riverside San Jacinto Mtns., Bautista Canyon, 0.25 mi. north of Tripp Flats Rd. 1183 Comment
  UCR189589  Berberis nevinii Diane Menuz 2006-5-23 105 Riverside Peninsular Range, Oak Mountain; c. 2.5 km north of Vail Lake 823 Comment
  UCR89779  Bergia texana 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
  UC667336  Bernardia incana Annie M. Alexander and Louise Kellogg 1941-5-23 2220 Riverside near mouth of canyon n. slope Eagle Mts. Colorado Desert, n. slope Eagle Mts. 1158 Comment
  UCR199596  Bloomeria crocea Scott D. White 2004-4-26 10240 Riverside San Jacinto Mountain Foothills, Soboba Indian Reservation, Indian Creek Watershed 671 Comment
  UCR16045  Bloomeria crocea var. crocea Steve Kulju 1974-5-16 s.n. Riverside Santa Ana Mtns/Santa Rosa Plateau, Tenja Rd. near Murrieta, 9.5 mi SW of Washington Ave 549 Comment
  JOTR31155  Boechera xylopoda La Doux, Tasha 2009-6-3 1863 Riverside Joshua Tree National Park. (Stop 3): Little San Bernardino Mountains, Covington Flats Area, gravelly slopes below peak 1600 Comment
  JOTR34277  Boechera xylopoda La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 3292 Riverside Joshua Tree National Park. Little San Bernardino Mtns; ridge just south of Quail Mountain peak; N-facing steep slope (stop 5) Comment
  CLARK-A1528-5357  Boerhavia anisophylla John C. Roos 1937-8-20 12 Riverside Desert Center Comment
  JEPS61277  Boerhavia coccinea W. L. Jepson 1928-4-25 12611 Riverside Cottonwood Spring; Colorado Desert, Eagle Mts. 731 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
  SEINET7048152  Boerhavia coccinea Steven R. Hill 2001-5-3 33653 Riverside Northeast-facing slopes of Mount San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, about 3.8 miles due west of California Route 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area. Elevation about 2600 feet. Comment
  UCR195795  Boerhavia triquetra Tasha La Doux, J. Andre 2007-9-6 134 Riverside Little San Bernardino Mountains, Joshua Tree National Park, dirt road to Lost Horse Ranger Station, below Hemmingway Buttress 1237 Comment
  UCR245070  Boerhavia triquetra A. C. Sanders, T. B. Salvato 2012-10-12 40410 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Chuckwalla Valley Rd. near intersection with Graham Pass Rd., 4.56 km west of I-10 junction 124 Comment
  RSA793614  Boerhavia triquetra var. intermedia Duncan S. Bell, Aaron Sedgwick 2012-9-13 4199 Riverside Hayfields Lake; eastern section of dry lake, approximately 3.75 air miles southeast of Hayfields pumping plant. 420 Comment
  RSA41282  Boerhavia wrightii J. C. Roos 1937-8-22 14 Riverside Colorado River, north of Blythe. Comment
  UCD170134  Boerhavia wrightii A. C. Sanders; T. B. Salvato 2000-4-21 23350 Riverside Coachella Valley, east side of the Coachella Canal between I-10 and Ave. 56 (Airport Rd.), 3 miles east of Thermal. 15 Comment
  RSA262062  Bothriochloa barbinodis E. W. Lathrop 1966-3-23 6086 Riverside 4 miles west of Corona between Tin Mine Canyon & Santiago Peak, Skyline Drive. Comment
  POM259504  Bouteloua barbata E. C. Jaeger 1939-12-29 s.n. Riverside Eytel canon branching from Fargo Canon 5 mi. east Indio. 244 Comment
  RSA517833  Bouteloua barbata Steve Boyd, Orlando Mistretta 1986-3-13 1457 Riverside West side Palen Mountains: NE of Desert Center. Comment
  SEINET3920388  Bouteloua barbata Faulkner 1978-3-21 338 Riverside 9 miles N. of Blythe on Hwy 95.; 0 152 Comment
  UCR227593  Bouteloua barbata Duncan S. Bell, Joy England 2010-10-5 1976 Riverside San Jacinto Mountains, San Bernardino National Forest, Garner Valley, c. 1.75 air miles southeast of junction of Forest Service Road 6S04 and Forest Service Road 6S13 1387 Comment
  UCR113619  Bouteloua gracilis Stan C. Spencer 1999-12-15 s.n. Riverside San Gorgonio Pass, Beaumont, Oak Valley Golf Club 762 Comment
  CAS-BOT-BC95399  Bowlesia incana Steve Boyd 1986-4-2 1597 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park 640 Comment
  SD144090  Bowlesia incana A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19858 Riverside Lake Skinner area: lower Rawson Canyon, along road NE of Skinner Lake. 456 Comment
  UCR249918  Brachypodium distachyon A. C. Sanders 2014-4-18 41039 Riverside Peninsular Range, Temescal Canyon, along De Palma Rd. between Horsethief Canyon Road and Glen Eden 372 Comment
  OBI8337  Brandegea bigelovii David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-27 12059 Riverside Along Box Cyn Rd ca 20 mi ENE of Mecca in Orocopia Mts 274 Comment
  SBBG29366  Brandegea bigelovii D. Myrick 1968-3-3 1796 Riverside Box Cyn E of Mecca 304 Comment
  UC68780  Brandegea bigelovii H. M. Hall Apr. 1905 5948 Riverside Colorado Desert, McCoy Wash 91 Comment
  UCR108721  Brandegea bigelovii Scott D. White, Sandy Leatherman 1998-4-15 6287 Riverside Sonoran (Colorado) Desert, La Quinta/Palm Desert Area: Near Miles Ave. crossing over Whitewater River Channel. Degraded dunes north of Miles Ave. & west of Washington St., Coachella Valley 43 Comment
  UCR41529  Brandegea bigelovii A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6103 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  RSA559948  Brassica tournefortii Steve Boyd, C. Boyd, K. A. Boyd 1992-4-19 6909 Riverside N end of the Granite Mtns on sandy bajada along powerline road near jtn of Hwy 177 and Hwy 62. Area of transition between Mojave and Colorado Deserts. Comment
  UCR214563  Brassica tournefortii A. C. Sanders 2010-3-15 37409 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
  CLARK-A1528-1655  Brickellia arguta John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  UCR18519  Brickellia arguta Frank C. Vasek, O. F. Clarke 1966-4-4 s.n. Riverside Santa Rosa Mtns, Hwy 74 at Royal Carrizo Road, Deep Canyon drainage 917 Comment
  UCR43491  Brickellia arguta R. F. Thorne, W. A. Tilforth 1980-5-28 54208 Riverside San Bernardino Mtns., Branch canyon west of Whitewater Canyon, c. 3.2 mi. north of Whitewater Post Office and Hwy 10. 612 Comment
  JOTR30813  Brickellia arguta var. arguta La Doux, Tasha, Jim Andre 2008-9-16 334 Riverside Joshua Tree National Park. along Bell Mountain Rd. atop Bell Mountain, approximately 0.3 miles north of radio tower. Queen Mountain USGS 7.5 min quad Near 34 00.35' N 116 00.017' W 1358 Comment
  LA203099  Brickellia californica W. E. Pequegnat; 1939-4-8 sn Riverside Santa Ana Mountains Comment
  CAS-BOT-BC106189  Brickellia desertorum John C. Roos 1950-10-15 5009 Riverside Dry Morongo Canyon about 1 mile south of Riverside-San Bernardiino County line. 609 Comment
  UCR23270  Brickellia desertorum John C. Roos, L. Roos 1950-10-28 5020 Riverside Perris-Aguanga basin region, N base Mt. Russell, 1 mi SE of Moreno 550 Comment
  POM99021  Brickellia incana E. C. Jaeger 1926-4-24 s.n. Riverside Eagle Mts. eastern Riverside Co. 976 Comment
  UCR113637  Brodiaea coronaria June Latting 1978-6-4 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, Mesa de Colorado 640 Comment
  RSA736003  Brodiaea filifolia Scott D. White, Justin M. Wood 2008-6-26 12291 Riverside I-215 just N of San Jacinto River crossing. 431 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
  SD132939  Brodiaea terrestris subsp. kernensis Tim Cass 1979-6-1 202 Riverside Mesa de Colorado, Pool A. (IPB 2/08) Comment
  UCR43786  Brodiaea terrestris subsp. kernensis R. F. Thorne, W. Wisura, E. W. Lathrop, S. Meury 1985-5-18 60643 Riverside Peninsular Ranges/Santa Ana Mtns, Santa Rosa Plateau: Mesa de Colorado 625 Comment
  RSA0020379  Bromus Duncan S. Bell, Keir Morse 2013-3-30 4663 Riverside A small hidden spring in an unnamed canyon to the east of Snow Canyon, about 1.8 air miles southwest of Windy Point. 482 Comment
  SD152996  Bromus carinatus Steve Boyd 1992-4-15 6858 Riverside Santa Ana Mtns; San Mateo Cyn Wilderness area; Bluewater Cyn along Bluewater Tr; downstream to the confluence with San Mateo Creek 334 Comment
  SDSU14316  Bromus diandrus Martin M. Lane, Mike Simpson 2002-4-20 7 Riverside At Santa Margrita River Ecological Reserve, West side of Via Tornado road edge. Across from the loop trail head. 338 Comment
  UCR232031  Bromus diandrus John F. Green 2008-4-15 0408- 17 Riverside Peninsular Range; Perris-Aguanga Valley, Moreno Valley/Mead Valley area, square parcel 0.8 km on a side, between Nandina Ave. and Oleander Ave., east of Day St. 523 Comment
  UCR201697  Bromus hordeaceus Scott D. White, Justin M. Wood 2008-5-15 11988 Riverside San Jacinto Mountains, Johnson Meadow 1476 Comment
  UCR241251  Bromus hordeaceus T. B. Salvato, Tracy Tennant 1998-4-16 MOR- 1207 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Potrero Canyon about 1 mile above locked gate, east side of road near old corrals, tree stand P-03 976 Comment
  UCD58931  Bromus laevipes A. A. Beetle 1946-6-10 4392 Riverside San Jacinto Mt., San Jacinto Mts. Near Idylewilde. 1219 Comment
  RSA771660  Bromus rubens Orlando Mistretta, Duncan Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4908 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
  UCR2247  Bromus rubens F. M. Reed 1907-5-26 1377 Riverside Riverside, Evan's Spring Brook pasture 250 Comment
  POM363956  Bromus rubens N. C. Cooper 1944-3-24 1013 Riverside Banning. 701 Comment
  HSC49576  Caesalpinia virgata D. L. Goforth 1979-4-11 112 Riverside Box Canyon, 10 mi. E of Mecca on State Rte. 195. 220 Comment
  JEPS54870  Caesalpinia virgata Marjorie Clary 1931-4-4 16 Riverside Coachella Valley, Coachella, Coral Reef Ranch Comment
  JOTR31933  Caesalpinia virgata La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2171 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; rocky wash draining into west Pinkham Wash Comment
  UC499722  Caesalpinia virgata Roxana S. Ferris and R. Bacigalupi 1932-4-30 8243 Riverside in canyon between Shaver's Well and Mecca Comment
  UCR166540  Caesalpinia virgata Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10878 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  UCR116855  Calandrinia ciliata A. C. Sanders, Steven R. Hill 2001-5-4 24138 Riverside Santa Ana Mtns. region, W of Temecula, Santa Rosa Plateau area, top of escarpment on Rancho California Rd. at Avenida del Oro (to Sandia Creek. Dr.), E side of Rancho Calif. Rd. 488 Comment
  UCR263228  Calandrinia ciliata A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41463 Riverside San Gorgonio Pass, San Gorgonio River wash, c. 2.95 miles ESE of Cabazon, c. 0.84 mi. NNW (335 deg. ) of One Horse Spring, south of I-10 and SE of water bottling plant, edge of wind farm 452 Comment
  VVC421  Calandrinia ciliata F. Zaebst 1959-3-31 s.n. Riverside Santa Ana River Drainage, UC Riverside Campus; 30 yds SW of pond (5 yds NW of water pipe) which is 300 yds NE of Weber Hall. 328 Comment
  RSA572048  Calocedrus decurrens C. Epling 1931-10-4 246 Riverside Strawberry Valley, San Jacinto Mountains; on mountainside. 1584 Comment
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Sep 22 2013
  POM13073  Calochortus concolor E. C. Jaeger 1921-06 s.n. Riverside San Jacinto Mts. McMullen Trail [Banning to McMullen Flat] Comment
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Nov 5 2011
  CAS-BOT-BC488541  Calochortus concolor R. S. Woglum 1941-6-13 3072 Riverside Pines to Palms Road, Santa Rosa Mountains Comment
  JOTR33957  Calochortus kennedyi var. kennedyi La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2843 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
  JEPS61706  Calochortus palmeri W. L. Jepson 1901-5-27 1462 Riverside Van Deventer's Ranch San Jacinto Range Comment
  RSA0063080  Calochortus splendens Darin L. Banks, Elizabeth Hedge Banks 1996-5-2 0927 B Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve. Along the broad alluvial benches just to the SE of the gate to the Preserve. 448 Comment
  POM17951  Calochortus weedii Philip A. Munz 1923-6-14 7104 Riverside Glen Ivy Trail to Santiago Peak, Santa Ana Mountains. 915 Comment
  RSA680491  Calochortus weedii var. weedii Scott D. White, Michael Honer, Dylan Hannon 2003-6-24 9594 Riverside Mountains west of I-15 Freeway and immediately north of San Diego County boundary. 335 Comment
  POM351398  Calycadenia tenella Robert Gustafson, Gary D. Wallace 1983-6-23 2721 Riverside Along Clinton Keith Road, ca. 2.5 miiles from its junction with Hwy 15, Santa Ana Mts. Comment
  RSA388327  Calycadenia tenella Steve Boyd 1986-5-7 1837 Riverside Temescal Canyon: Edge of Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15. Comment
  UCR112795  Calycadenia tenella A. C. Sanders 1997-5-1 20624 Riverside Lake Skinner area, along horse trail in southern part of Lake Skinner Park, west of Tucalota Hills and east of Warren Rd. 488 Comment
  RSA680832  Calycoseris parryi Scott D. White, Michael Honer 2003-4-30 9146 Riverside Shavers Valley. About 1-2 miles south west of unnamed freeway exit at pumping station. 396 Comment
  SEINET197558  Calycoseris parryi Helen K. Sharsmith 1952-4-10 4060 Riverside Joshua Tree National Monument ; Smoke Tree Wash about 5 miles northeast of Cottonwood Springs. 853 Comment
  UCR244322  Calycoseris parryi Jim Andre 2012-4-16 20926 Riverside Mojave/Sonoran Desert Transition, Joshua Tree National Park; along Cottonwood Springs Rd, 2.4 mi. north of Cottonwood Visitor's Center 956 Comment
  CAS-BOT-BC282914  Calycoseris wrightii Roxana S. Ferris 1939-3-29 9707 Riverside In wash between Hayfields Reservoir and Desert Center on the Indio-Blythe Highway Comment
  RSA777833  Calycoseris wrightii Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-24 851 Riverside Chuckwalla Mountains Wilderness, off Corn Spring Road. Large wash draining out of large canyon in Chuckwalla Mountains, draining through pavement plain bajadas 396 Comment
  UCR213256  Calycoseris wrightii A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37457 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4 mi. NW of Blythe Airport, c. 4 mi. ENE of McCoy Peak 195 Comment
  UCR41629  Calycoseris wrightii A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6095 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  UCR60928  Calycoseris wrightii Steve Boyd, B. Roy, T. S. Elias, S. Meury, S. Zona 1986-3-5 1355 Riverside Sonoran (Colorado) Desert, Shavers Valley, Hwy 195, N base of the Orocopia Mtns half way between I-10 and Box Canyon 366 Comment
  RSA0117828  Calyptridium monandrum Sarah J. J. De Groot, Grace Cho 2016-4-4 7770 Riverside Santa Rosa Mountains, southwest of Palm Desert, north of Alpine Village and Highway 74. Along Dunn Road between Haystack and Asbestos Mountains. 1233 Comment
  UC7765 Image available Calyptridium monospermum H. M. Hall 1897-7-22 714 Riverside San Jacinto Mt.; ; Mt. San Jacinto, Riverside Co. 3293 Comment
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Jul 5 2008
  SDSU17442  Calyptridium parryi var. parryi C. Matt Guilliams, Michael and Lori Simpson, Mike Silveira 2007-6-25 374 Riverside San Jacinto Wilderness State Park, summit of San Jacinto Peak. Ca. 10 meters west of sign marking high point, in sandy opening among boulders. 3292 Comment
  UC218257  Calyptridium parryi var. parryi P. A. Munz 1922-7-6 6004 Riverside Tahquitz Valley; San Jacinto Mountains, Tahquitz Valley 2194 Comment
  CAS-BOT-BC221317  Calystegia macrostegia subsp. tenuifolia C. L. Hitchcock; C. V. Muhlick 1964-3-17 23108 Riverside 10 miles n. of Pala, on road to Elsinore Comment
  HSC6379  Calystegia macrostegia subsp. tenuifolia C. L. Hitchcock, C. V. Muhlick 1964-3-17 23108 Riverside 10 mi. N of Pala, along road to Elsinore. Comment
  SD122189  Calystegia macrostegia subsp. tenuifolia James C. Dice, Tu Chung 1987-10-19 740 Riverside Santa Margarita Ecological Reserve; along road to Field Station, ca. 0.4 km eastnortheast of Field Station site. 349 Comment
  CAS-BOT-BC218903  Camissonia Elizabeth McClintock 1958-4-5 s.n. Riverside Painted Canyon, Colorado Desert, along wash Comment
  RSA465930  Camissonia bistorta Ora M. Clark 1929-2-23 1664 Riverside near Whitewater Comment
  RSA278965  Camissonia boothii subsp. condensata Barry A. Prigge 1978-3-23 2412 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  UCR167462  Camissonia brevipes 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
  JOTR28873  Camissonia brevipes subsp. brevipes La Doux, Tasha, Bill Truesdell 2004-3-17 1108 Riverside Joshua Tree National Park. Cottonwood Mtns; just north of southern boundary 563 Comment
  JOTR32163  Camissonia brevipes subsp. brevipes La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2315 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Large sandy canyon with braided wash that feeds southwest into Wilson Canyon (Stop 7) 902 Comment
  POM250400  Camissonia brevipes subsp. brevipes I. W. Clokey 1935-4-17 6763 Riverside Colorado Desert. Shafer [Shavers] Wells - Cottonwood Springs. 25 Comment
  RSA135157  Camissonia brevipes subsp. brevipes Peter H. Raven 1958-3-16 11856 Riverside outwash plain below Cottonwood Springs, Joshua Tree National Monument. Comment
  RSA466019  Camissonia brevipes subsp. brevipes Christopher Davidson 1977-5-26 5685 b Riverside Eastern Mojave Desert, Clark Mountains. Pachalka Spring, limestone hillside. 1524 Comment
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Nov 30 2014
  RSA466172  Camissonia californica M. B. Dunkle 1933-3-4 3064 Riverside Painted Canyon, Colorado Desert. 30 Comment
  SEINET6944434  Camissonia campestris W. P. Vestal, A. G. Vestal 1955-4-21 s.n. Riverside West of Perris at base of brush-covered Gabilan Hills. Comment
  SBBG35222  Camissonia campestris subsp. campestris T. L. Secrest 1951-5-18 Riverside San Jacinto River bed near Hemet Comment
  UCR248432  Camissonia cardiophylla Duncan S. Bell 2012-2-12 3113 Riverside Mojave Desert, Mecca Hills, c. 1.25 air miles north of Box Canyon Road, and c. 4 air miles southwest of Shavers Well 256 Comment
  HSC101255  Camissonia cardiophylla subsp. cardiophylla Jim Andre 2012-3-19 21391 Riverside Palen Mountains; along Palen Pass Rd. at Pallen Pass. 383 Comment
  UCR217795  Camissonia chamaenerioides Jim Andre, T. La Doux 2010-2-28 12560 Riverside Lower Colorado River Valley, along Hwy 95 c. 25 miles north of Blythe, on east side of Big Maria Mountains, under radio tower 83 Comment
  UCR41633  Camissonia claviformis A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6076 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  POM14040  Camissonia claviformis subsp. aurantiaca P. A. Munz 1922-4-14 4994 Riverside 10 mi. west of Indian Wells. Along the Whitewater Wash. 91 Comment
  RSA0014452  Camissonia claviformis subsp. aurantiaca Justin M. Wood, J. Miner 2010-4-29 1525 Riverside Coachella Valley: Bermuda Dunes. Near intersection of Avenue 38 and Varner Rd. 37 Comment
  RSA162859  Camissonia claviformis subsp. aurantiaca John Olmsted 1958-3-29 86 Riverside Transition zone with drainage into Pinto Basin, 15-20miles N of jct betw Cottonwood Pass and Cottonwood Spring Raods, Joshua Tree National Monument. 762 Comment
  RSA21753  Camissonia claviformis subsp. aurantiaca Carl B. Wolf 1937-4-6 8425 Riverside Coachella Valley, 2 mi. NE. of Edom 30 Comment
  RSA448928  Camissonia claviformis subsp. aurantiaca M. B. Dunkle 1933-5-6 3442 Riverside Painted Canyon Comment
  RSA449185  Camissonia claviformis subsp. aurantiaca N. C. Cooper 1949-3-15 3034 Riverside North of Palm Springs. 122 Comment
  RSA781982  Camissonia claviformis subsp. yumae Stephanie Rockwood, Christi Gabriel 2011-12-14 217 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 107 Comment
  RSA262088  Camissonia hirtella E. W. Lathrop 1968-6-1 6960 Riverside Main Divide Truck Trail between El Carriso [El Cariso] and San Mateo Canyon. Cleveland Nat'l. Forest. 1220 Comment
  UCR172253  Camissonia hirtella John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, French Valley: Leon Road (San Diego Aqueduct right of way) from Borel Road/Tucalota Creek S for c. 0.25 mi 427 Comment
  UCR260545  Camissonia hirtella T. B. Salvato, Matt Malle 2014-5-29 8025 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Bundy Canyon Road and Cottonwood Hills (= Sunset Ave), c. 1 mi west of Murrieta Rd and 4.3 mi southeast of Canyon Lake 534 Comment
  UCR3353  Camissonia ignota T. R. Plumb 1964-4-23 s.n. Riverside Box Springs Mtns., Box Springs Mountain, 1 mi. SE of Dog Lady's house [old house near crest of range, c. 33 deg. 58' 53'N, 117 deg. 17' 28'W, along road from Pigeon Pass; later park ranger's house] off SE road fork 762 Comment
  UCR95458  Camissonia intermedia D. L. Banks, E. H. Banks, J. B. Hedge 1996-6-6 1118 Riverside NW Palomar Mtns, Agua Tibia Mtns: NW foothills of Dorland Mtn; S end of Los Caballos Road, UC Emerson Reserve, SW side of the Water Storage tank. 100 m north of the road jct between main preserve road and the road to the Emersn Cottage 457 Comment
  UCR50416  Camissonia micrantha D. C. Hawks 1988-3-27 s.n. Riverside between Aguanga and Anza, southeast of intersection of Dove and Sycamore Streets, south of Hwy 371. Tule Creek drainage, 1.75 mi airline northeast of Aguanga 762 Comment
  UCR102932  Camissonia pallida George K. Helmkamp 1998-4-3 3077 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Snow Creek area north of Mt. San Jacinto; at edge of stream south of Snow Creek Rd at a point 1.4 mi. south of Calif. Hwy 111 396 Comment
  RSA449246  Camissonia pallida subsp. pallida Ora M. Clark 1929-3-16 1726 Riverside N. of Whitewater. Comment
  SEINET3225526 Image available Camissonia refracta A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37490 Riverside Sonoran (Colorado) Desert; SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak (McCoy Peak 7.5' Q) 204 Comment
  UCR41533  Camissonia refracta A. C. Sanders, B. Pitzer, D. Charlton, R. & J. Kniffen, J. M. Stewart 1986-3-2 6059 Riverside Sonoran (Colorado) Desert, Chuckwalla Bench, south side of Chuckwalla Mtns, on Bradshaw Road c. 2 miles east of gasline road 642 Comment
  POM13205  Camissonia strigulosa P. A. Munz, I. M. Johnston 1922-5-20 5466 Riverside Kenworthy, San Jacinto Mountains. 1433 Comment
  RSA454105  Camissonia strigulosa N. C. Cooper 1945-5-24 1644 Riverside Big Oaks Canyon, Banning. 1220 Comment
  UC140610  Camissoniopsis bistorta C. F. Baker 1903-4-5 4118 Riverside Hemet Comment
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Mar 24 2011
  UCSB18456  Camissoniopsis micrantha Field, L. 1963-5-4 Riverside 7.5 miles south of Banning, on Banning-Idyllwild Road 1158 Comment
  SBBG35128  Camissoniopsis pallida T. L. Secrest 1948-4-10 Riverside near Hemet Comment
  UC1922490  Camissoniopsis pallida Scott D. White 2005-3-29 10848 Riverside San Gorgonio Pass: Cabazon. Alluvial fan and benches west of San Gorgonio river and south of I-10 Freeway. West of existing gravel quarry, likely to be proposed for quarry expansion. Comment
  JOTR34069  Camissoniopsis pallida subsp. pallida La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2966 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; narrow canyon on edge of 2009 burn area, north of Lost Horse Mine trail Comment
  UC874016  Camissoniopsis pallida subsp. pallida Lewis S. Rose 1937-4-9 37092 Riverside Cabazon 563 Comment
  UCR166102  Camissoniopsis pallida subsp. pallida A. C. Sanders, G. Nuhn 1995-4-20 16578 Riverside Sonoran (Colorado) Desert, Coachella Valley, near Fan Hill, NE of Dillon Road on an abandoned road, below Little San Bernardino Mtns. NE of 1000 Palms 549 Comment
  UCR166113  Camissoniopsis pallida subsp. pallida A. C. Sanders, G. K. Helmkamp, P. J. MacKay, et al 1995-3-19 16160 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
  UCR241250  Capsella bursa-pastoris T. B. Salvato, Tracy Tennant 1998-4-16 MOR- 1208 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Potrero Canyon about 1 mile above locked gate, east side of road near old corrals, tree stand P-03 976 Comment
  RSA728659  Cardionema ramosissimum R. E. Riefner 2006-5-30 06 -216 Riverside Temecula Valley, Rainbow Canyon Rd. ca. 0.7 mi. N of Pechanga Pkwy., near SW corner of the Temecula Creek Golf Course. 340 Comment
  SEINET7063053  Cardionema ramosissimum A. G. Vestal 1963-5-20 s.n. Riverside Long Valley Road at Temecula and at the junction with Route 395 (115). UTM Zone 11, 485910mE, 3706825mN. (WGS84/NAD83). 308 Comment
  CAS-BOT-BC18027  Carex athrostachya Peter Kamb 1948-7-4 1177 Riverside San Jacinto Mountains. Hall Canyon. 1645 Comment
  UCD169811  Carex barbarae R. F. Thorne; E. W. Lathrop, W. Wisura 1977-7-8 49554 Riverside Santa Ana Mountains: along Ortega Highway (74), about 3 miles south-southwest of El Cariso, near junction of Decker and Morrell Canyons. 537 Comment
  CHSC106640  Carex bolanderi P. Zika; N. Otting, K. Kramer 2010-8-6 25300 Riverside San Jacinto Mountains (SnJt); Bridge over N Fork San Jacinto River, Dark Canyon, at campground. 1785 Comment
  SD127288  Carex feta Reid Moran 1977-7-4 24296 Riverside Summit of Mount San Jacinto; common among rocks. 3050 Comment
  UCR225157  Carex multicostata Steve Boyd, Gary Wallace 2005-7-30 11652 Riverside Peninsular Ranges; San Jacinto Mountains region, San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek 2683 Comment
  UCR264635  Carex praegracilis Mitch Provance 2012-6-19 196- 03 Riverside San Bernardino Valley, Santa Ana River Bottom, Tequesquite Creek and associated wetlands W of Rubidoux Ave 226 Comment
  POM49566  Carex sartwelliana Phillip A. Munz 1924-7-28 8815 Riverside Pine Flats 1738 Comment
  POM184739  Castilleja angustifolia C. Leo Hitchcock 1932-4-9 12225 Riverside White tanks, eastern Riverside. Comment
  SBBG34206  Castilleja applegatei subsp. martinii T. L. Secrest 1951-5-21 Riverside Idyllwild 1524 Comment
  OBI35636  Castilleja exserta Norman C. Cooper 1944-4-21 1127 Riverside Banning 701 Comment
  RSA773180  Castilleja exserta Duncan S. Bell, Joy D. England 2010-5-27 1130 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
  PASA985  Castilleja foliolosa Sally Ellis 1940-3-17 Riverside Dripping Springs Comment
  RSA33496  Castilleja foliolosa N. C. Cooper 1944-5-6 1183 Riverside Banning. 701 Comment
  UC1012297  Castilleja foliolosa F. W. Pennell and A. L. Grant 1940-4-28 25280 Riverside e of Hemet (Route 74) 548 Comment
  UC27215  Castilleja lasiorhyncha H. M. Hall 1897-6-16 649 Riverside San Jacinto Mts. 1828 Comment
  UCR133711  Castilleja martinii N. C. Cooper 1944-6-17 1418 Riverside San Jacinto Mtns., [road to Idyllwild] above Banning 1372 Comment
  UCR133710  Castilleja minor subsp. spiralis N. C. Cooper 1944-5-6 2649 Riverside San Bernardino Mtns., Whitewater Canyon 457 Comment
  JEPS26994  Caulanthus hallii W. L. Jepson 1914-5-18 6002 Riverside n Indio (Pinon Well); Colorado Desert, , n of Indio 762 Comment
  UCR251313  Caulanthus heterophyllus T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2013-3-28 7422 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Murrieta Road and Scott Road 517 Comment
  UCR97496  Caulanthus heterophyllus A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19879 Riverside Peninsular Range, Lake Skinner area; lower Rawson Canyon, NE of the lake & SW of Black Mtn., along the road 518 Comment
  OBI45205  Caulanthus simulans B. Pitzer & L. LaPre, L. LaPre 1987-3-2 369 Riverside Bundy Canyon, ca. 2.0 mi SE of Lake Elsinore and 0.5 mi N of Budy Canyon Rd. off Raciti Rd. 701 Comment
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Nov 21 2014
  RSA60296  Ceanothus cordulatus G. R. Campbell 1948-7-4 607 Riverside Azalea Trails Girl Scout Camp, Dark Canyon, north of Idyllwild. 1738 Comment
  SBBG4136  Ceanothus cordulatus M. Van Rensselaer 1937-6-23 Riverside San Jacinto Mtns 1859 Comment
  CLARK-A1528-792  Ceanothus crassifolius I. Rauch 1968-2-15 Riverside Santa Ana Mountains Comment
  RSA496738  Ceanothus crassifolius Maureen Pendleton 1988-2-1 s.n. Riverside Ca. 2.5 mi. S of Temecula between I-215 and Rainbow Canyon Road. 412 Comment
  RSA517102  Ceanothus crassifolius Steve Boyd, Tim S. Ross, L. Arnseth 1989-3-19 3017 Riverside Vail Lake area,1 mile W of Lake 610 Comment
  RSA606769  Ceanothus crassifolius Jon E. Keeley 1996-5-5 27360 Riverside Chaparral S of Hwy 79 on Woodchuck Rd., E of Temecula. 183 Comment
  RSA606775  Ceanothus crassifolius Jon E. Keeley 1996-5-13 27428 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
  HSC88837  Ceanothus greggii T'ai Roulston, Robin Bencie, Rich Dwerlkotte 1989-3-22 112 Riverside 2 mi N of Anza-Borrego State Park in Nicholias Canyon 1300 Comment
  PASA2404  Ceanothus greggii var. perplexans Frank W. Peirson 1932-5-20 Riverside Hemet Valley, San Jacinto Mts. 1447 Comment
  UCR161149  Ceanothus leucodermis John F. Green 2005-2-24 s.n. Riverside Santa Ana Mtns Region, Santa Rosa Plateau, just SE of Redonda Mesa and SW of Mesa de Colorado, 9.6 acre parcel south of the junction of El Cerezo Road and Corona Cala Camino 793 Comment
  UCR92191  Ceanothus leucodermis D. L. Banks, Steve Boyd 1995-3-16 0098 Riverside Peninsular Range, Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., east of Dripping Springs Alcove, Arroyo Seco drainage. 549 Comment
  POM254864  Ceanothus oliganthus W. Pequegnat 1940-6-19 s.n. Riverside Hagador Canyon. 1220 Comment
  UC1070901  Ceanothus oliganthus var. oliganthus A. Lewis May 1934 412 Riverside Trabuco Canyon Elsinore quad., Cleveland Nat. For. 1371 Comment
  SD186315  Ceanothus oliganthus var. sorediatus Andy C. Sanders, M. Misenhelter 2005-3-23 29265 Riverside Santa Ana Mtns.: Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  POM6883  Ceanothus tomentosus var. olivaceus P. A. Munz, L. T. Street, G. Williams 1919-3-25 2326 Riverside Beaumont. Comment
  RSA254869  Ceanothus tomentosus var. olivaceus W. Pequegnat 1940-6-18 s.n. Riverside Sierra Peak, Santa Ana Mountains. Comment
Read comments
Sep 16 2008
  UCR207552  Celtis australis O. F. Clarke 2003-10-6 s.n. Riverside Peninsular Range; Box Springs Mtns. Foothills, Riverside, UCR campus 366 Comment
  SDSU12917  Centaurea melitensis Jutta Buschbom 1991-6-1 13 Riverside SE - slope, N-border of the Reserve, beyond an Avocado-grove, ca. 500 m (15 min) NW from the field station Santa Margarita Ecological Reserve, Temecula. 375 Comment
  CAS-BOT-BC284479  Centaurea solstitialis Scott D. White; Mike Wilcox 1995-7-13 3473 Riverside Alluvial fan below unnamed canyon +- 1/4 mi SW of Grand Ave. (City of Lk. Elsinore), directly downslope from hairpin trun on SH 74, NE Santa Ana Mtn. foothills 487 Comment
  UCR35003  Centaurium venustum L. B. Ziegler 1967-8-4 206 Riverside Peninsular Ranges, San Jacinto Mtns., Upper Herkey Creek area 1555 Comment
  RSA683882  Centromadia pungens subsp. laevis Barry L. Jones 2003-5-29 s.n. Riverside USGS quad. For Wildomar & Lake Elsinore, Lake Elsinore area, just north of the intersection of Corydon Road & Grand road. Comment
  JOTR00987  Centrostegia thurberi Cole, James E. 1941-5-17 711 Riverside Joshua Tree National Park. COVINGTON FLAT CANYON 1280 Comment
  UC667256  Centrostegia thurberi var. thurberi Annie M. Alexander and Louise Kellogg 1941-4-27 2100 Riverside Joshua Tree National Monument Joshua Tree National Monument Joshua Tree National Monument; Joshua Tree National Monument 1310 Comment
  UCR154758  Cerastium glomeratum T. B. Salvato, Kent Beaman 2005-5-16 783 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
  UC52162  Cercidium floridum subsp. floridum E. E. Schellenger 1903-6 6 Riverside Chucawalla Bench Colorado Desert Comment
  CAS-BOT-BC135497  Cercocarpus betuloides var. betuloides Banning School 1927-4-1 s.n. Riverside Banning, from flower show. Comment
  SEINET7048002  Cercocarpus ledifolius var. intermontanus Steven R. Hill, Kate Kramer and family 2001-4-26 33469 Riverside San Jacinto Mountains, San Jacinto Wilderness, west of Palm Springs, trails south of visitor building at terminus of Palm Springs Aerial Tramway; vicinity of Long Meadow and higher ridges. Elevation about 8500 feet. Comment
  JEPS8905  Chaenactis artemisiifolia W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1274 Riverside San Jacinto River to Strawberry Valley Comment
  RSA503409  Chaenactis artemisiifolia J. D. Olmsted 1962-5-10 3645 Riverside Crest between Sandia Creek and DeLuz Creek drainages. 259 Comment
  UCR34892  Chaenactis artemisiifolia L. B. Ziegler 1967-5-18 128 Riverside San Jacinto Valley, side canyon off lower Bautista Canyon 534 Comment
  CAS-BOT-BC276385  Chaenactis carphoclinia Marcus E. Jones 1906-4-27 s.n. Riverside Indio Comment
  CAS-BOT-BC276402  Chaenactis carphoclinia Javier Penalosa 1963-4-10 2778 Riverside Deep Canyon, 3 miles S of Palm Desert 213 Comment
  CAS-BOT-BC276419  Chaenactis carphoclinia Roxana S. Ferris; Rimo Bacigalupi 1958-3-19 13256 Riverside US Gypsum mine property in Little Maria Mountains, 2.3 miles above Midland post office Comment
  SEINET10799436  Chaenactis carphoclinia David Charlton 1988-2-18 Charlton 1139 Riverside Alluvial Fan, S side of Little San Bernardino Mtns. Fargo Canyon Road to Cottonwood Wash, S of Joshua Tree National Park, parallel to I-10. Creosote Bush Scrub. 1 mi. E of Jct. Dillon Rd. and Fargo Cyn. Rd. 610 Comment
  JEPS30465  Chaenactis fremontii Donald M. Kyhos 1958-4-2 58 -81 Riverside Highway 99 at Cabazon Comment
  POM66583  Chaenactis fremontii Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  RSA775626  Chaenactis fremontii Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 1006 Riverside Road circling Sheep Hole Valley Wilderness, NS569 at junction with Hwy 62 on east side of NS569 along washlets 396 Comment
  UCD130343  Chaenactis fremontii R. L. Smith 1948-3-25 s.n. Riverside Cabazon. Comment
  UCR122748  Chaenactis fremontii George K. Helmkamp, E. A. Helmkamp 1998-4-24 3385 Riverside Santa Rosa Mountains, Palms-to-Pines Hwy (Calif. Hwy 74), 1 mi north of Carrizo Rd near Black Hill 1006 Comment
  UCR260891  Chaenactis fremontii A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41471 Riverside San Gorgonio Pass, near San Gorgonio River wash, c. 2.88 miles ESE of Cabazon, c. 1 mi. NNW (338 deg. ) of One Horse Spring, south of I-10 and east of water bottling plant, edge of wind farm 454 Comment
  UCR277637  Chaenactis fremontii A. C. Sanders, Jim Malusa 2017-1-14 42662 Riverside Sonoran (Colorado) Desert, Salt Creek wash, where it passes bend in old Kaiser RR tracks, c. 6 miles east of Dos Palmas 119 Comment
  SEINET2049369 Image available Chaenactis glabriuscula Ricardo Montijo 1990-4-27 Riverside Rancho California area: E of Santa Rosa Plateau, Green Meadow Road off of de Portoloa Road. T7S, R1W, sec. 30. 610 Comment
  UCR133958  Chaenactis glabriuscula Mitch Provance, J. S. Ross 1998-3-27 MOR- 968 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, just south of the juction with the NE bound road to Deep Cyn. 915 Comment
  UCR154452  Chaenactis glabriuscula A. C. Sanders, Mike Misenhelter 2005-6-15 30963 Riverside Peninsular Range; Sage-Aguanga Region, 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit of (Big) Oak Mtn., SW of Rocky Ridge and SE of Black Hills 671 Comment
  UCR156077  Chaenactis glabriuscula T. B. Salvato, Kent Beaman 2005-5-16 795 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
  UCSB38655  Chaenactis glabriuscula Cowan, Clark 1978-4-23 Riverside 12.1 mi. (19.2 km.) S on Hwy. 74 from jct. with Hwy. 11 at Indian Wells 950 Comment
  SD232600  Chaenactis stevioides A. C. Sanders 1992-4-5 12161 Riverside Colorado Desert: Chuckwalla Vallley, near Wiley's Well rest area on I-10, along dirt road to McCoy Spring. 124 Comment
  UC90136  Chaenactis stevioides S. B. and W. F. Parish 1882-4-1 1213 Riverside Morongo Comment
  UCR237515  Chaenactis stevioides Amber Swanson 2011-4-8 381 Riverside Southcentral Mojave Desert, Granite Mountains area east of Hwy 177 near junction 62 423 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
  RSA0123690  Chamaesyce arizonica Duncan S. Bell, LeRoy Gross 2016-3-30 9148 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
  RSA316541  Chamaesyce micromera Marcus E. Jones 1929-9-16 24879 Riverside Hayfield, Near Desert Center. Colorado Desert. Comment
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Apr 5 2011
  SBBG4022  Chamaesyce micromera H. and M. Dearing 1937-4-9 956 Riverside near Indio Comment
  RSA784753  Chamaesyce ocellata subsp. arenicola Duncan S. Bell 2012-2-12 3097 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  HSC83003  Chamaesyce polycarpa G. K. Helmkamp 1985-6-28 600 Riverside S of Morongo Valley, at the lower end of the canyon where it opens into the W end of the Coachella Valley 503 Comment
  POM47126  Chamaesyce polycarpa Mary F. Spencer 1918-3-26 809 Riverside Palm Springs 137 Comment
  SEINET5742575 Image available Chamaesyce polycarpa W. Steinmann 1999-1 1416 Riverside Foothills of the Chuckwalla Moutains, open desert ca. 2 km S of Desert Center.; Desert Center 325 Comment
  UC1537002  Chamaesyce polycarpa Gordon H. True Jr. 1935-2-20 6 Riverside Box Springs Sycamore Canyon Comment
  UC303788  Chamaesyce polycarpa Ivan Johnston 1917-4-4 Riverside Palm Canyon 274 Comment
  RSA626235  Chamaesyce polycarpa var. polycarpa L. C. Wheeler 1967-5-15 9550 Riverside University of California at Riverside. Comment
  RSA627497  Chamaesyce prostrata L. C. Wheeler 1965-6-27 8691 Riverside Corona: Overboltzer's Grove. Comment
  JOTR30084  Chamaesyce setiloba La Doux, Tasha, Bill Truesdell 2006-10-3 1905 Riverside Joshua Tree National Park. Pinto Basin: (Stop 1) east side of Hexie Mtns. at mouth of Pinkham Spring Canyon 668 Comment
  CAS-BOT-BC70040  Cheilanthes covillei Elizabeth Parsons Hawver 1917-3-29 s.n. Riverside Palm Springs Comment
  UCR113967  Cheilanthes newberryi Mitch Provance 1999-3-8 1061 Riverside Jurupa Mountains, SE Pyrite Canyon (= SE end of Wilder's Cyn.), c. .3 km NW of the Jurupa Mountains Culture Center. 366 Comment
  UCR177317  Cheilanthes newberryi Scott D. White, Michael Honer 2003-5-27 9397 Riverside Gavilan Hills / Temescal Canyon, hills and canyons c. 1 mile north of the I-15 Fwy and 1 mi east of Lake Street exit, south and/or west of unnamed peak '2349 549 Comment
  RSA0106695  Cheilanthes parryi Duncan S. Bell, Thomas Stoughton 2010-3-19 564 Riverside Central section of the Arica Mountains; within the Palen/McCoy Wilderness area; approximately 2.25 air miles west of Priest Well. 439 Comment
  UCD137393  Cheilanthes parryi L. S. Rose 1936-12-18 s.n. Riverside Colorado Desert, Tahquitz Canyon, Palm Springs. 243 Comment
  UCR91552  Cheilanthes viscida A. C. Sanders, G. K. Helmkamp, L. Lubinsky, C. L. Sanders 1995-1-29 15904 Riverside San Jacinto Mtns/Colorado Desert, Chino Canyon near Palm Springs, along the loop rd just below the lower tram station 793 Comment
  POM219130  Chenopodium album L. C. Wheeler 1932-7-9 923 Riverside Central Ave. 3 mi. N Chino. 244 Comment
  UCR112646  Chenopodium berlandieri A. C. Sanders, T. B. Salvato 2000-5-30 23435 Riverside Menifee Valley, S of Newport Rd., north of Holland Rd. and east of Bradley Rd., 2 miles due east of Railroad Canyon Lake 488 Comment
  UCR154743  Chenopodium berlandieri T. B. Salvato, Kent Beaman 2005-5-16 778 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
  SD224924  Chenopodium californicum Scott D. White 1996-3-23 3845 Riverside Santa Rosa Hills, SE of Hemet (Loomis property: Friendly Hills Ranch). USGS 7.5' Hemet topo. 320 Comment
  UC72714  Chenopodium californicum Miss M. A. King 1893-1 Riverside Menifee Comment
  UCSB1682  Chenopodium carinatum R. Philbrick 1954-10-24 306 Riverside 4 MI S OF CHINO MENS REFORM INSTITUTION 213 Comment
  UCR265463  Chenopodium fremontii Jordan Zylstra 2014-8-17 14020 Riverside San Jacinto Mountains, Fobes Canyon wash, adjacent to Fobes Ranch Road 1483 Comment
  SEINET14416905  Chenopodium missouriense Mitch Provance 2012-1 61251 Riverside San Bernardino Valley: Box Springs Canyon, SW base of the Box Springs Mountains, E side of Interstate 215, .25 mi SE of the intersection of Gernert Rd. and Watkins Dr. 422 Comment
  UCR232042  Chenopodium murale John F. Green 2008-4-15 0408- 05 Riverside Peninsular Range; Perris-Aguanga Valley, Moreno Valley/Mead Valley area, square parcel 0.8 km on a side, between Nandina Ave. and Oleander Ave., east of Day St. 523 Comment
  RSA653338  Chenopodium pratericola Mitch Provance 2000-9-18 2265 Riverside Riverside: Prenda area, S side of Hermosa St., about 0.25 mile west of the intersection with Washington St., 33 deg 54' 02.5'' N, 117 deg 23'14.3'' W 185 Comment
  UCR115152  Chenopodium strictum Mitch Provance 2000-11-2 2293 Riverside North Riverside, Reid Park, c. 0.5 mi SW of the corner of Placentia Ln. and Orange St. 250 Comment
  LA204145  Chilopsis linearis subsp. arcuata Carl Epling; William Robison 1933-6-24 sn Riverside Little San Bernardino Mountains, San Gorgonio Wash Comment
  RSA455303  Chilopsis linearis subsp. arcuata Joseph A. Ewan 1931-4-4 4153 Riverside North of Shaver s Canyon. 122 Comment
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Jul 5 2010
  RSA609746  Chilopsis linearis subsp. arcuata R. S. Woglum 1934-4-12 1354 Riverside Sonoran Desert: Mecca Canyon; Mecca Hills; North of Salton Sea. Comment
  RSA69269  Chimaphila menziesii F. W. Peirson 1924-7-27 4986 Riverside Dark Canyon, San Jacinto Mts. 1905 Comment
  POM248430  Chloracantha spinosa Philip Crow 1939-7-7 s.n. Riverside Blythe Comment
  JEPS68483  Chloris virgata S. B. Parish 1912-10-24 8227 Riverside Thermal; Salton Basin, Thermal -39 Comment
  UCR2286  Chloris virgata F. M. Reed 1925-8-10 5136 Riverside Glen Avon, Granite Hill Ranch 183 Comment
  RSA0107904  Chorizanthe brevicornu Duncan S. Bell, Thomas Stoughton 2010-3-19 579 Riverside West side of the Arica Mountains; within the Palen/McCoy Wilderness area; approximately 2.5 air miles west of Priest Well. 418 Comment
  CAS-BOT-BC191700  Chorizanthe brevicornu var. brevicornu John Thomas Howell 1928-3-25 3555 Riverside 10 miles S of Palm Springs on road to Indio, Colorado Desert Comment
  JOTR16633  Chorizanthe brevicornu var. brevicornu Vanderspek & Youse 1964-4-19 s.n. Riverside Joshua Tree National Park. WILSON CANYON Comment
  RSA226505  Chorizanthe brevicornu var. brevicornu C. W. Tilforth, John Dourley 1971-4-15 348 Riverside Between Chiriaco Summit and Red Butte Wash along aqueduct maintenance road. 534 Comment
  UCR158883  Chorizanthe coriacea Scott D. White 1994-6-14 2067 Riverside Peninsular Ranges; Perris-Aguanga Basin region, Santa Gertrudis Creek, c. 1 mi. east of Skunk Hollow 396 Comment
  UCR59536  Chorizanthe coriacea Steve Boyd, T. S. Ross, L. Arnseth 1989-4-2 3237 Riverside Peninsular Range, Vail Lake area, sandy valley at NE end of lake, north of Wilson Creek 488 Comment
  JOTR36428  Chorizanthe corrugata La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3401 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; just west of bend in Hwy 177 near park boundary; desert pavements w/ braided rivulets (Stop 1) 213 Comment
  RSA0026169  Chorizanthe corrugata Marc Baker, Amy Robinson, Chris Hackbarth, Michelle Cloud-Hughes 2013-3-19 17714 Riverside Palo Verde Mesa, 14 kilometers SW of Blythe, 5 kilometers ENE of north end of Mule Mountains. Comment
  RSA407722  Chorizanthe fimbriata Steve Boyd 1986-5-1 1785 Riverside Perris-Aguanga Basin region SW Perris Basin, Hill west of Skunk Hollow. Comment
  SEINET7288902  Chorizanthe fimbriata var. laciniata Russell S. Woglum 1941-5-17 3052 Riverside Sonoran Desert/ Peninsular Ranges Transition: Horse Canyon, off Coyote Canyon Comment
  UCR93059  Chorizanthe leptotheca Steve Boyd 1986-4-19 1706 Riverside Peninsular Range, Temescal Canyon, east side of Indian wash between I-15 and Temescal Canyon Road 351 Comment
  RSA720625  Chorizanthe polygonoides var. longispina Naomi Fraga, Dolores Gault, Tim Thibault, Michael Wall 2005-5-19 1564 Riverside Along trail alongside Elsinore Peak. Comment
  UCR217665  Chorizanthe procumbens var. albiflora Ana Hernandez 2010-4-26 018 Riverside Santa Ana Mtns, Cleveland National Forest, east of Hwy 74 and 40m north of Decker Canyon Rd. 729 Comment
  JOTR35040  Chorizanthe rigida La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3493 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road on south-facing bajada among sonoran desert riparian washes. Comment
  POM14108  Chorizanthe rigida P. A. Munz, D. D. Keck 1922-4-9 4878 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 457 Comment
  UCR27545  Chorizanthe xanti John C. Roos 1948-5-8 3827 Riverside San Bernardino Mtns, Whitewater 579 Comment
  JEPS100430  Chorizanthe xanti var. leucotheca Dean W. Taylor 2003-5-6 18522 Riverside 1.15 miles NNE of Cabazon, along access road paralleling powerlines, San Gorgonio Pass, growing in the wash draining Millard Canyon 640 Comment
  UCR50428  Chrysanthemum carinatum Claudia Petrie 1988-4-1 s.n. Riverside Experimental fields at UCR Comment
  CAS-BOT-BC36262  Chrysolepis sempervirens Winifern W. Swarth 1914-9-10 s.n. Riverside Tahquitz Valley, San Jacinto Mt. 2438 Comment
  POM295633  Chrysothamnus teretifolius Lyman Benson 1952-12-29 15089 Riverside Hidden Valley, Joshua Tree National Monument 1372 Comment
  CAS-BOT-BC100783  Chrysothamnus viscidiflorus subsp. viscidiflorus Rev. J. C. Nevin s.n. Riverside San Jacinto Mts. Comment
  JOTR35239  Chrysothamnus viscidiflorus subsp. viscidiflorus Wheeler, Mark 2011-10-19 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains, Eureka Peak Complex, below Eureka Peak Comment
  SD185268  Chylismia claviformis Nathan Moorhatch 2005-2-17 Riverside Western Sonoran Desert: Coachella Valley, east edge of Santa Rosa Mountains, La Quinta west of Washington St. between Ave. 48 and Lake La Quinta Dr. -36 Comment
  CAS-BOT-BC160585  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-3-15 11847 Riverside Box Canyon 4.5 miles east of turn of Painted Canyon Comment
  CAS-BOT-BC160617  Chylismia claviformis subsp. aurantiaca C. B. Wolf 1932-4-29 3109 Riverside Eastern Colorado Desert, 9 mi. so. of Browns Well on the Blythe - Rice road 243 Comment
  JOTR33760  Chylismia claviformis subsp. aurantiaca La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2758 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Gneiss outcrop on edge of large sandy wash in wide canyon that feeds southwest into Wilson Canyon (Stop 6) Comment
  UC1184362  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-2-15 11584 Riverside along US Hwy 60 24.7 mi e turn to Corm Springs; Chuckwalla Mountains Comment
  POM17937  Cichorium intybus P. A. Munz 1923-6-14 7119 Riverside Corona Comment
  CLARK-A1528-191  Cirsium californicum Rand Ch. Isbell 1970-5-24 16 Riverside Riverside 640 Comment
  RSA618420  Cirsium occidentale var. californicum D. L. Banks 1997-5-5 1956 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, approximately 60 m east of its intersection with Pechanga Creek 396 Comment
  UCR89755  Cirsium occidentale var. californicum Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3300 Riverside Peninsular Range; Santa Ana Mns., Proposed pipeline route; Lake Elsinore Pumped Storage Hydroeletric Project. west of Lake Elsinore, SE of Hwy 74 915 Comment
  SEINET3146341  Cirsium occidentale var. coulteri W. B. Crockatt sn Riverside Prado 91 Comment
  RSA500558  Cirsium occidentale var. occidentale Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3601 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd. 488 Comment
  POM11500  Cistanthe monosperma P. A. Munz 1922-7-7 6039 Riverside San Jacinto Peak. 3293 Comment
  SEINET272323 Image available Citrus sinensis A. C. Sanders 1997-5-2 19774 Riverside Riverside: N of Spruce St. between the RR and the Gage Canal near foot of Box Springs Mtns. 305 Comment
  UCD104882  Clarkia purpurea T. B. Salvato; Kent Beaman 2005-5-16 765 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
  POM122440  Clarkia purpurea subsp. quadrivulnera Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  RSA356713  Clarkia purpurea subsp. quadrivulnera Robert F. Thorne, E. W. Lathrop 1975-5-25 45558 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 Comment
  UC1520010  Clarkia purpurea subsp. quadrivulnera Robert Gustafson, Gary Wallace 1983-6-23 2718 Riverside Mesa de Burron Santa Ana Mts., Santa Rosa region 701 Comment
  UC20334  Clarkia purpurea subsp. quadrivulnera Geo. F. Reinhardt June 1897 Riverside San Jacinto Mountains Comment
  RSA633318  Clarkia rhomboidea Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38084 Riverside San Jacinto Mountains: San Bernardino National Forest. Above James Reserve in Hall Canyon. 1677 Comment
  UCR121695  Claytonia parviflora A. C. Sanders 2002-5-4 25040 Riverside San Jacinto Mtns., Idyllwild, Pine Crest Ave., NE of Hwy 243 1677 Comment
  UCR162841  Claytonia parviflora S. J. Myers, John F. Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1189 Comment
  UCR265604  Claytonia parviflora Jordan Zylstra 2014-3-18 14011 Riverside San Jacinto Mountains, Apple Canyon, west of Apple Canyon Road 1453 Comment
  RSA586802  Claytonia parviflora subsp. viridis D. L. Banks, Steve Boyd 1995-5-3 0240 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
  CAS-BOT-BC439795  Claytonia perfoliata Steve Boyd 1986-4-2 1613 Riverside Gavilan Plateau, Gavilan Hills: Harford Springs County Park 640 Comment
  UCR214146  Claytonia perfoliata A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37710 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, 0.3 mi NNE (14 deg. ) of intersection of Temescal Canyon Rd. and Concordia Ranch Rd. 405 Comment
  RSA509570  Claytonia perfoliata subsp. mexicana Ed LaRue 1989-3-30 s.n. Riverside Rancho California area, ca. 4 miles W of Temecula,with Ave. del Oro as the N boundary. 381 Comment
  UCR49233  Claytonia perfoliata subsp. mexicana Steve Boyd 1986-4-2 1613 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  UCR104934  Clematis lasiantha A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20675 Riverside San Jacinto Mountains, N side of the range, 0.2 mi. north of Twin Pines Ranch Road on the dirt road to Brown Creek and Cabazon 1098 Comment
  SD80149  Clematis pauciflora Nacny Ryan Zabriskie, Walter Zabriskie 1971-3-7 352 Riverside Andreas Canyon, east slope of San Jacinto Mountains 359 Comment
  SDSU20292  Clematis pauciflora Adrienne D. Russell, Michael G. Simpson 2000-4-29 129 Riverside North Field Station, Santa Margarita Ecological Reserve, rocky hillside between trailer and gorge on edge of lot, driveway. Comment
  UCR106354  Cnicus benedictus John Wear, N. Moorhatch 1996-9-19 s.n. Riverside Peninsular Range; San Jacinto Mtns., upper end of Garner Valley 1433 Comment
  NY68263  Collinsia callosa H. M. Hall 07 1899 1267 Riverside San Antonio Mountains. Schwartout Cañon. Rim of Mohave desert. 1981.2 Comment
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Jul 14 2010
  RSA507955  Collinsia childii Steve D. Boyd, C. Boyd, K. Boyd, R. Noyes, L. Arnseth 1988-5-28 2273 Riverside Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest. 1500 Comment
  UC597598  Collinsia concolor Philip A. Munz 1937-5-30 15090 Riverside n Vandeventer Flat; Santa Rosa Mtns 1676 Comment
  RSA0117431  Collinsia concolor D. L. Banks, Steve D. Boyd 1995-5-9 384 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. 701 Comment
  RSA674620  Collinsia heterophylla Scott D. White, Sandra Leatherman 2000-5-31 7976 Riverside Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east- and north-facing slopes. 640 Comment
  UCR75070  Colubrina californica A. C. Sanders, E. J. Lawlor 1992-4-4 12112 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  SEINET13203237 Image available Condalia globosa A. C. Sanders, Tim Thomas, T. B. Salvato 2012-1 40508 Riverside Sonoran (Colorado) Desert: Chuckwalla Bench, south of the Chuckwalla Mtns., along Bradshaw Trail 1 km SE of Augustin 695 Comment
  VVC3088  Condalia globosa var. pubescens Tim Thomas, P. J. MacKay 2013-2-23 5918 Riverside Sonoran Desert, South side of the Orocopia Mtns, Salt Ck drainage 468 Comment
  UCR207186  Conium maculatum O. F. Clarke 2003-6-24 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  RSA557358  Conyza bonariensis Julie Greene 1993-6-11 1355 Riverside [Unspecified] 440 Comment
  RSA50573  Cordylanthus nevinii E. C. Jaeger 1949-7-25 s.n. Riverside Virgin Spring, north slope of Toro Peak. Santa Rosa Mtn. 2378 Comment
  SDSU13522  Cordylanthus rigidus subsp. setiger W. Miller with C. Mosse 1972-7-20 Riverside Just past Eucalyptus trees at north boundary (west of trees.) Comment
  UCR175371  Coreopsis bigelovii Jim Andre 2006-4-26 6751 Riverside South Mojave Desert, Joshua Tree National Park: c. 5 mi NNE of Rattlesnake Spring, on ridge just south of radio tower and NE corner of park boundary 1321 Comment
  POM8240  Coreopsis californica P. A. Munz, R. D. Harwood 1920-3-20 3385 Riverside Temescal Canyon. 366 Comment
  UC942910  Coreopsis californica var. californica Lewis S. Rose 1949-4-19 49061 Riverside 4 mi ne Alberhill 304 Comment
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Feb 25 2014
  CAS-BOT-BC101306  Corethrogyne filaginifolia Frank W. Peirson 1924-7-28 5017 Riverside Pine Flats Camp, San Jacinto Mts. 1798 Comment
  POM153345  Corethrogyne filaginifolia P. A. Munz, I. M. Johnston 1928-9-12 11309 Riverside Dry flats near Lake Elsinore Comment
  RSA615554  Cornus glabrata A. C. Sanders, T. Tennant, A. Sanders 1997-11-14 21596 Riverside San Bernardino Mtns: Morongo Idian Reservation, W end of Burro Flats. 1159 Comment
  SBBG56001  Cornus nuttallii F. C. Vasek 1964-7-25 640725 -18 Riverside Dark Cyn near Wet Cyn Cmpgrd Comment
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May 19 2012
  CAS-BOT-BC291362  Cotula coronopifolia Philip A. Munz 1941-5-18 16665 Riverside North end of Santa Rosa Ranch, Elsinore Mts. 914 Comment
  RSA198953  Crassula aquatica R. F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37460 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California 671 Comment
  HSC6503  Crassula connata C. L. Hitchcock 1966-3-15 24149 Riverside 1 mi. E of Glen Ivy Hot Springs Comment
  RSA180336  Crassula connata E. W. Lathrop 1965-4-25 5670 Riverside 4 miles southwest of Murrieta on the De Luz Road. Comment
  UCR235058  Cressa truxillensis A. C. Sanders, John F. Green 2012-5-27 40204 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto River north of Canyon Lake, between Hwy 74 and Goetz Rd. 428 Comment
  RSA314659  Crossosoma bigelovii R. F. Thorne 1983-4-23 55477 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  RSA397721  Crossosoma bigelovii Martha Hilend 1928-3-11 95 Riverside Morongo Pass, Colorado Desert region. Comment
  LA204990  Croton californicus A. M. Johnson; 1933-4-28 4208 Riverside Indian Wells, 15 mi. below {S] Palm Springs Comment
  SEINET9252905 Image available Croton californicus E. Sundell, M. Sundell 1974-7-13 555 Riverside Indio Comment
  UCR136187  Croton californicus 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
  RSA776768  Croton californicus Amber Swanson 2011-4-8 380 Riverside Granite Mtns area E of Hwy 177 near jct 62. 423 Comment
  POM255562  Croton californicus var. mohavensis I. W. Clokey 1935-4-16 6726 Riverside East of Mecca. 200 Comment
  RSA688911  Croton californicus var. mohavensis Scott D. White 2001-4-18 8352 Riverside Coachella Valley: Palm Springs. NE corner of Sunrise Dr. and San Raphael Dr. (Palm Springs) 152 Comment
  UC1010304  Crypsis vaginiflora John C. Roos 1952-6-4 5735 Riverside river bottomland 1 1/2 mi se Perris; San Jacinto River 426 Comment
  RSA650996  Cryptantha angustifolia David B. Dunn 1948-3-14 3763 Riverside near Hidden Springs Ranch, 3 miles south of the Indio Hills. Colorado Desert. Comment
  SBBG6234  Cryptantha angustifolia C. H. Muller 1952-4-6 9503 Riverside 2 mi E of Shavers Summit, E of S gate to Joshua Tree Nat Monument Comment
  SD224873  Cryptantha angustifolia G. K. Helmkamp, E. A. Helmkamp 1998-2-5 2668 Riverside Little San Bernadino Mtns, 3.2 mi. N of jct of Thousand Palms Canyon Rd. & Dillon Rd. Comment
  UC100865  Cryptantha angustifolia H. M. Hall 1905-4-27 5922 Riverside near Colorado River; Colorado Desert 76 Comment
  UC280442  Cryptantha angustifolia Childs May 1920 Riverside e of Coachella Comment
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Nov 19 2011
  UC79221  Cryptantha angustifolia C. R. Orcutt 1889-1 Riverside Colorado Desert Comment
  UCR90162  Cryptantha angustifolia R. W. Scora 1966-4-1 3023 Riverside Sonoran (Colorado) Desert, Coachella Valley, 3-4 km east of Thousand Palms on Ramon Road; near Hidden Spring Oasis 60 Comment
  POM46807  Cryptantha barbigera Mary F. Spencer 1920-3-24 1579 Riverside Crevices of rocks near Indian Wells 107 Comment
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Nov 19 2011
  UC280426  Cryptantha barbigera E. E. Schellenger May 1920 Riverside Chuckawalla Bench Colorado Desert Comment
  UC573091  Cryptantha barbigera Herbert L. Mason 1928-3-10 4228 Riverside Hidden Springs Canyon Coachella Mts. Comment
  UCR138585  Cryptantha barbigera Steve Boyd, Orlando Mistretta 1986-3-13 1407 Riverside Sonoran (Colorado) Desert, Palen Mtns: NE of Desert Center, junction of Parker Dam Road and 'Palen Road' (road going through pass between Palen and Granite Ranges) 244 Comment
  RSA0094855  Cryptantha barbigera var. fergusoniae Jim M. Andre 2012-4-11 20681 Riverside Little San Bernardino Mountains; Hidden Tank Picnic Area, 1.4 mi. SW of paved road (Utah Trail) to Cottonwood Spr, approx. 8 mi. south of North Entrance Sta., N. end of Hexie Mtns. 1076 Comment
  UC1929957  Cryptantha barbigera var. fergusoniae Scott D. White, Justin Wood 2008-6-16 12144 Riverside San Jacinto Mountains: Meadow at Quinn Flat. Comment
  RSA0030696  Cryptantha costata J. Andre 2013-3-27 24795 Riverside Rice Valley; east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62). 242 Comment
  RSA0079521  Cryptantha cycloptera Christopher Davidson 1979-4-4 7723 Riverside Orocopia Mountains, E of Box Canyon on Box Canyon Rd., 15.1 miles E of Mecca. Dirt road to the SE. 579 Comment
  SBBG6271  Cryptantha cycloptera H. and M. Dearing 1942-3-7 4812 Riverside Cathedral City bajada Comment
  RSA528102  Cryptantha decipiens S. J. Myers 1991-4-15 91 -6 Riverside City of Banning, W of Fields Rd, N of Interstate 10 & S of the Morongo Indian Reservation. 671 Comment
  UCR52068  Cryptantha decipiens var. decipiens D. C. Hawks 1988-3-27 s.n. Riverside between Aguanga and Anza, southeast of intersection of Dove and Sycamore Streets, south of Hwy 371. Tule Creek drainage, 1.75 mi airline northeast of Aguanga 762 Comment
  UCR244861  Cryptantha inaequata Jim Andre 2012-3-19 21382 Riverside Sonoran (Colorado) Desert, Palen Mountains, along Palen Pass Rd at Palen Pass 383 Comment
  RSA710935  Cryptantha intermedia A. C. Sanders 2001-4-8 23983 Riverside Western Colorado Desert: Coachella Valley, Desert Hot Springs, N of intersection of Pierson Blvd. and Atlantic Ave., north of flood control ditch. 348 Comment
  SDSU5408  Cryptantha intermedia S. J. Barnhart 1966-4-17 660417 -9 Riverside 0.1 mi. east of McAllister St. along the Metropolitan Water Co. Utility Rd (dirt) . Intersection of Utility Rd. and McAllister St. is 1.5 mi. south-east of the intersection of McAllister St. and Victoria Ave. 457 Comment
  SEINET3084404 Image available Cryptantha intermedia Clifford Kishi 1972-5-14 720514 -35 Riverside San Jacinto Mts, 1 mile from Lake Hemet Reservoir along Herkey Canyon Rd. 610 Comment
  UC665737  Cryptantha intermedia Ira L. Wiggins 1941-3-27 9697 Riverside 4 mi n Whitewater Comment
  UC78664  Cryptantha intermedia C. R. Orcutt Riverside Colorado Desert Comment
  UCR169856  Cryptantha intermedia T. B. Salvato, John F. Green 2004-5-27 584 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
  UCR176908  Cryptantha intermedia Tracy Tennant 1998-6-18 s.n. Riverside San Jacinto Mtns., Bee Canyon, NE of Valle Vista 793 Comment
  HSC87254  Cryptantha maritima Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. Ross 1988-3-10 2179 Riverside NW end McCoy Mtns., NW of Blackjack Mine 400 Comment
  POM369474  Cryptantha maritima M. B. Dunkle 1932-3-25 2903 -b Riverside Near Cathedral Canyon 152 Comment
  RSA735320  Cryptantha maritima Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11252 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
  RSA777771  Cryptantha maritima Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-5 978 Riverside Road to Priest's Well, east side of Arica Mountains 488 Comment
  RSA785021  Cryptantha maritima Duncan S. Bell 2012-3-18 3192 Riverside The Mecca Hills; southeastern section of hills; at mouth of Hidden Canyon where drainage is blocked by the Coachella Canal, approximately 2.8 air miles southwest of Hidden Spring. 20 Comment
  UC100901  Cryptantha maritima H. M. Hall 1905-4-23 5858 Riverside Canyon Springs Colorado Desert Comment
  UCR214165  Cryptantha maritima T. B. Salvato 2010-4-20 4067 Riverside Sonoran (Colorado) Desert, alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe 189 Comment
  UCR233178A  Cryptantha maritima Jim Andre, Glenn L. Clifton 2011-2-22 17430 Riverside Mecca Hills, along Box Canyon Road, 8.5 mi northeast of town of Mecca 171 Comment
  POM12151  Cryptantha micrantha Mary F. Spencer 1920-3-16 1515 Riverside Mecca -60 Comment
  SEINET10456362  Cryptantha micrantha David B. Dunn 1948-3-14 Dunn 3770 Riverside Found in flat open sands near Hidden Springs Ranch 5 mi S of the Indio Hills in the Colorado Desert. Comment
  UCR279392  Cryptantha micrantha subsp. micrantha A. C. Sanders, Jim Malusa 2017-3-24 42985 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, large wash south of Bradshaw Trail, c. 11 km SE of Gasline Rd. 729 Comment
  GMDRC2051  Cryptantha micrantha var. lepida J. Andre 2006-4-26 6769 Riverside Little San Bernardino Mountains: Joshua Tree National Park: ridgetop, W. of upper Long Canyon, approx. 0.5 mi. S. radio tower and of NE corner (boundary) of park Near 34.06663 deg. N 1116.44661164471 deg. 43681' W. Elev. 44661 ft. 1325 Comment
  SDSU21891  Cryptantha micrantha var. micrantha Michael G. Simpson, Lorinda Simpson 2015-4-17 3870 Riverside Whitewater Preserve. Dry wash, ca. 200 meters southwest of southern-most parking area at campground. 664 Comment
  JEPS119484  Cryptantha microstachys Clark Cowan 1978-4-25 1273 Riverside San Jacinto Mountains. 5.1 miles (8.1 km) west on Highway 74 from junction with 243, approaching Hemet. Comment
  SD167191  Cryptantha microstachys A. C. Sanders 1994-5-30 14596 Riverside San Bernardino Mountains; northnortheast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St. 950 Comment
  UCR162400  Cryptantha microstachys S. J. Myers, Chet McGaugh 2003-4-7 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1098 Comment
  UCR174311  Cryptantha microstachys A. C. Sanders 2006-5-19 32395 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
  UCR98694  Cryptantha microstachys 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
  UCR20918  Cryptantha muricata A. C. Sanders 1978-7-5 00205 Riverside San Jacinto Mountains, James Reserve, near head of Lake Fulmor at the mouth of Indian Creek 1616 Comment
  RSA0079225  Cryptantha muricata var. jonesii P. A. Munz 1937-5-30 15086 Riverside Northwest slope of Santa Rosa Mountain. 2134 Comment
  RSA0079441  Cryptantha muricata var. jonesii Steve Boyd, Timothy S. Ross, Kyle Boyd 1989-6-24 3749 Riverside Vail Lake area, near summit of 'Little Oak' Mtn. along road. 627 Comment
  SEINET3084440 Image available Cryptantha nevadensis B. Pitzer 1998-1-24 3383 .1 Riverside 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
  RSA777541  Cryptantha nevadensis var. nevadensis Thomas Stoughton, Chrsiti Gabriel, Stephanie Rockwood 2011-3-30 901 Riverside East Mojave Desert region: McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 290 Comment
  VVC2474  Cryptantha nevadensis var. nevadensis Tim Thomas 2013-3-18 5933 Riverside Sonoran Desert, 10 miles WSW of Blythe NE of Mule Mtns. 116 Comment
  SDSU20929  Cryptantha pterocarya var. stenoloba J. M. Andre 2013-3-27 24800 Riverside Rice Valley; east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. South of Rice (Hwy 62). Elev: 793 ft. NAD83 N34 03.191' W114 51.788' 7.5' Quad: Rice. 242 Comment
  POM11638  Cryptantha racemosa T. S. Brandegee 1906-04 s.n. Riverside Colorado Desert, Riverside County Comment
  UC667292  Cryptantha racemosa Annie M. Alexander and Louise Kellogg 1941-5-20 2203 Riverside Cottonwood Pass Colorado Desert, Eagle Mountains 792 Comment
  RSA771790  Cryptantha utahensis Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4747 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 600 Comment
  UC1595710  Cryptantha utahensis W. Wisura, A. King, and L. Newcomb 1992-4-10 4671 Riverside n of I-10 (Whitewater Rd) Comment
  UC857297  Cryptantha utahensis C. L. Hitchcock 1940-3-29 5856 Riverside ca 100 yds e Cottonwood Spring; Cottonwood Canyon Comment
  UCR48398  Cryptantha wigginsii Steve Boyd 1986-5-1 1797 Riverside Perris-Aguanga Basin region, southwestern Perris Basin, hill west of Skunk Hollow, Skunk Hollow vernal pool 488 Comment
  UC489225  Cryptogramma acrostichoides C. V. Meyer 1928-7-27 554 Riverside San Jacinto Peak 3261 Comment
  UC1922065  Cucurbita palmata R. E. Riefner Jr. 2006-8-2 06 -349 Riverside Lakeview Mountains, vicinity of Alicante Dr. and Jamawag Rd., N of Leon Rd. Comment
  UCR282354  Cuscuta Mitch Provance, Jeremiah George 2017-7-26 717- 04 Riverside San Bernardino Valley, Jurupa Valley, northeast side of the Riverside Basin, just SE of Philadelphia St. and Wineville Rd. 247 Comment
  UCR193908  Cuscuta californica A. C. Sanders, Mitch Provance 2008-7-11 35774 Riverside Peninsular Range; San Jacinto Mtns., FS road 5S02 to Coldwater Creek below road to helipad, 1 mi. NE of Mountain Center, c. 1/2 mile NE of Keenwild Fire Station 1463 Comment
  UCR278873  Cuscuta californica var. papillosa Mitch Provance 2012-8-1 812- 03 Riverside Colorado Desert, Thousand Palms Canyon Road, +- 2/3 of the way up into the canyon. 140 Comment
  CLARK-A1703-58  Cuscuta subinclusa H. A. Zuill 1966-7-4 276 Riverside Murrieta Comment
  POM78926  Cycloloma atriplicifolium I. M. Johnston 1925-7-1 s.n. Riverside 1 mile W of Wineville on Ontario Road [Mission Blvd.] Comment
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Jul 25 2009
  UCR19706  Cyclospermum leptophyllum John C. Roos, L. Roos 1953-5-9 5917 Riverside Riverside, Fairmont Park 259 Comment
  RSA0072261  Cylindropuntia echinocarpa Michelle Cloud-Hughes, Tim Thomas, Kelsey Black 2013-3-24 089 Riverside Palo Verde Mesa, 14km WSW of Blythe. 120 Comment
  CAS-BOT-BC56190  Cylindropuntia ganderi C. B. Wolf; P. C. Everett 1938-9-29 9456 Riverside Field redacted by CAS, contact the data manager for more information 1066 Comment
  UCR112912  Cymbalaria muralis A. C. Sanders 1998-4-12 21751 Riverside Riverside, yard of residence at 5081 Magnolia Ave, corner of Chapman Pl. 256 Comment
  POM78942  Cyperus eragrostis I. M. Johnston 1925-7-19 s.n. Riverside Pedley. Comment
  UCR85376  Cyperus niger A. C. Sanders, O. F. Clarke & CNPS field trip 1991-10-5 11745 Riverside Santa Ana River Valley, Santa Ana River bottom, Rancho Jurupa Park, Pleasant Acres Lake Comment
  RSA788862  Cyperus squarrosus G. D. Wallace 2003-7-8 4040 Riverside Hidden Lake. Comment
  CDA26958  Dalea mollis G. D. Barbe 1978-5-2 2364 Riverside 19.2 miles west of Cottonwood Springs Road, 4 miles west of Roadside Rest Area, eastbound lanes I-10 east of Indio. 0 Comment
  POM13346  Dalea mollis E. C. Jaeger s.n Riverside Martinez Canyon wash Comment
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Aug 29 2016
  RSA793462  Dalea mollis Duncan S. Bell, John Anderson, Kim Clark, Keir Morse 2012-11-11 4372 Riverside Mecca Hills: at Hidden Spring just off Hidden Spring Canyon, approximately 2.6 air miles south of Shaver Well, or approx. 5.4 air miles northeast of junction of Box Canyon Road and the Coachella Canal. 216 Comment
  UC447181  Dalea mollissima J. Ewan 1931-4-4 4146 Riverside 5 mi. e. Desert Center; Colorado Desert Comment
  POM12730  Datisca glomerata P. A. Munz 1922-7-1 5932 Riverside Santa Rosa Mts: Old Nicholas Canyon. 1432 Comment
  SBBG133353  Datisca glomerata S. D. White, A. Carey, L. Archa 2004-8-5 10674 Riverside San Jacinto Mtn foothills, Soboba Indian Reservation, Indian Creek from confluence w/ San Jacinto River to +/- 2 mi upstream. 534 Comment
  UCD107685  Datisca glomerata Charles B. Fiker 1946-6-17 3601 Riverside San Mateo Canyon, Fallbrook. Comment
  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
  UCR116902  Daucus pusillus A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24197 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
  RSA675703  Deinandra mohavensis Scott D. White 2000-10-24 8142 Riverside South of Hemet: 'Gibbel Flat' in the Santa Rosa Hills. 610 Comment
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Dec 16 2012
  UCR19802  Deinandra mohavensis W. W. Mayhew 1977-10-2 s.n. Riverside San Jacinto Mtns, Hwy 243, 1 mi SE of Poppet Flat Road 1372 Comment
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Jan 8 2013
  SBBG104656  Deinandra paniculata M. A. Patten 1992-5-28 92 -13 Riverside just E of Temecula, between Pauba Rd on the N and De Portola Rd on the S, the W boundary of site adjacent to Butterfield Stage Rd 365 Comment
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Aug 24 2013
  SD239582  Deinandra paniculata Mark A. Elvin 2005-5-24 4321 Riverside Peninsular Range; Perris-Aguanga Basin Region: SW foot of round hill west of Hemet and south of Hwy 74, west of California Ave. 470 Comment
  RSA0020487  Delphinium parishii subsp. parishii H. de Forest 1933-4-16 s.n. Riverside Chino Canyon, Colorado Desert, E of Coachella Valley Comment
  UCR110965  Delphinium parryi subsp. parryi George K. Helmkamp 1998-6-27 4095 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
  UCSB7040  Dendromecon rigida Gill, Robert 1959-3-14 Riverside Road to Black Star Canyon and Oak Flat, from Corona side, Santa Ana Mtn. Range 701 Comment
  RSA311  Dendromecon rigida subsp. rigida J. T. Howell 1928-7-7 1035 Riverside Santa Ana Mts. above Glen Ivy. 610 Comment
  CAS-BOT-BC198168  Deschampsia danthonioides W. A. Silveus 1938-4-16 2644 Riverside Marsh flying field near Elsinore Comment
  RSA286820  Deschampsia danthonioides R. F. Thorne 1974-5-23 44666 Riverside Santa Rosa Plateau, Rancho California: top of Mesa de Colorado 625 Comment
  CAS-BOT-BC39733  Descurainia adenophora H. M. Hall 1901-6-1 2623 Riverside San Jacinto Mountains. In the vicinity of Strawberry Valley. 1828 Comment
  POM13162  Descurainia obtusa subsp. adenophora P. A. Munz 1922-7-4 5975 Riverside Kenworthy. 1418 Comment
  UCD114666  Descurainia pinnata C. L. Hitchcock; C. V. Muhlick 1962-3-16 22133 Riverside Temescal Canyon, 8 miles SE of Corona. Comment
  RSA0094181  Descurainia pinnata subsp. glabra Jim M. Andre 2012-4-11 20699 Riverside Little San Bernardino Mountains; Hidden Tank Picnic Area, 1.4 mi. SW of paved road (Utah Trail) to Cottonwood Spr, approx. 8 mi. south of North Entrance Sta., N. end of Hexie Mtns. 1076 Comment
  SEINET12045058  Dichelostemma capitatum N. C. Cooper 1944-1 1002 Riverside Cabazon 457 Comment
  POM1675  Dichelostemma capitatum subsp. capitatum I. M. Johnston s.n. Riverside Andreas Canyon 274 Comment
  RSA524406  Dichelostemma capitatum subsp. capitatum Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4097 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit. 610 Comment
  RSA543759  Dichelostemma capitatum subsp. capitatum Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6059 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
  RSA501045A  Dichelostemma pulchellum var. pulchellum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3166 A Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  RSA9753  Dicoria canescens L. C. Wheeler 1933-3-1 2287 Riverside 2 miles E Cabazon, San Gorgonio Pass. 640 Comment
  UC64795  Dieteria asteroides var. asteroides E. E. Schellenger 1904-12-1 15 Riverside Paloverde Colorado Desert Comment
  RSA773123  Dimorphotheca sinuata Duncan S. Bell, Ryan Parker 2010-6-1 1234 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.1 air mile southeast of junction of Highway 74 and forest service road 5S15. Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 779 Comment
  SD139997  Diplacus aurantiacus Scott White 1993-3-15 1188 Riverside Elsinore; Highway 74, just west of NW corner of Lake Elsinore Comment
  SBBG66720  Diplacus bigelovii var. bigelovii M. N. Ackley -Feb-1926 1054 Riverside near Edom 64 Comment
  SEINET229299 Image available Diplacus bigelovii var. bigelovii Leila M. Shultz, John S. Shultz 1985-1 8346 Riverside Chuckawalla Mountains, alluvial fans at Alligator rock 335 Comment
  RSA0019406  Diplacus fremontii Mary F. Spencer 1921-6-16 375 Riverside Near Idyllwild, San Jacinto Mountains 1616 Comment
  SEINET8245386  Diplacus fremontii Wesley Griesel 1962-6-26 Riverside Dark Canyon, San Jacinto Mts. 1920 Comment
  CAS-BOT-BC150876  Diplacus puniceus L. R. Abrams 1941-4-22 13876 Riverside Palomar School near Perris Comment
  RSA0019301  Diplacus puniceus Scott D. White, Michael Honer 2004-4-6 10043 Riverside Perris / Elsinore Basin: Temescal Valley, just north of the I-15 Freeway and east of Indian Truck Trail, south and west of Lee Lake. 335 Comment
  POM47249  Ditaxis lanceolata Mary F. Spencer 1920-3-18 1480 Riverside Near Palm Springs 152 Comment
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Nov 19 2011
  HSC47312  Ditaxis neomexicana R. W. Spjut 1978-5-17 5042 Riverside Colorado Desert, N face of Chuckawalla Mtns., 2.7 mi. S of Desert Center 335 Comment
  UC68667  Ditaxis neomexicana H. M. Hall Apr 1905 5960 Riverside canyons near Colorado R. Colorado Desert 106 Comment
  JOTR33809  Ditaxis serrata var. californica La Doux, Tasha, B. Truesdell 2007-11-9 3326 Riverside Joshua Tree National Park. Eagle Mountains; Lost Palms Canyon, near mouth of canyon along south park boundary (STOP 3) 635 Comment
  CAS-BOT-BC43636  Dithyrea californica Peter H. Raven 1958-1-23 11421 Riverside Along United States Highway 99, 8.6 miles west of Thousand Palms turnoff. Comment
  RSA530745  Dithyrea californica Albert J. Perkins 1920-3-6 s.n. Riverside Indian Wells, California Desert Comment
  UC118026  Dithyrea californica S. B. Parish 1881-3-1 15 Riverside Whitewater Colorado Comment
  UCR249501  Dithyrea californica T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7292 Riverside Sonoran (Colorado) Desert, south of Hwy I-10, north of the Chuckwalla Mountains, Chuckwalla Valley Road c. 1.4 km west of its junction with Augustine Pass Road 137 Comment
  CAS-BOT-BC136109  Dodecatheon alpinum H. M. Hall 1897-8-11 801 Riverside Tahquitz [Tauquitz] Valley - San Jacinto Mountains 2499 Comment
  SD132874  Downingia cuspidata Tim Cass, Fred Sproul 1979-6-1 209 Riverside Mesa de Buro, Pond A Comment
  SDSU21800  Downingia cuspidata Michael G. Simpson, Laura Benedict, Zack Principe, Lee Ripma, Nuri Benet-Pierce, Andy Siekkinen 2016-5-7 3980 Riverside Santa Rosa Plateau Ecological Reserve. Across street from vernal pool trail, ca. 4 miles north on road from Visitor's Center. 636 Comment
  RSA522760  Draba cuneifolia Steve Boyd 1990-3-29 3867 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
  RSA650388  Drymocallis glandulosa Marion P. Harthill 1976-5-6 s.n. Riverside Rancho California. 610 Comment
  HSC1035  Dryopteris arguta W. R. Supernaugh, Jr. 1964-12-24 24 Riverside Joshua Tree Nat'l Monument, 0.25 mi. E of Ryan Campground 1311 Comment
  RSA526509  Dryopteris arguta Steve Boyd, Timothy S. Ross 1990-5-11 4703 B Riverside Vail Lake area, N flank and summit of Wild Horse Peak in Agua Tibia Mtns, Cleveland Nat. Forest. 610 Comment
  RSA783269  Dryopteris arguta J. D. Olmsted 1959-4-23 460 Riverside Spring Trail at Beacon Pines Ranch; 9 miles SW of Corona. 732 Comment
  SEINET10794022  Dryopteris arguta George Yatskievych, K. G. Preston, Mafham 1981-4-26 Yatskievych 81 -143 Riverside State Highway 74, 5.8 mi. SW of El Carizo Guard Station. San Juan Canyon; Santa Ana Mountians. T06S R05W S31 - NE4. 500 Comment
  POM12745  Dudleya abramsii P. A. Munz 1922-6-23 5788 Riverside 2 miles NW of Kenworthy 1372 Comment
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May 28 2011
  RSA708016  Dudleya edulis Scott D. White, Jennifer H. Jones 2005-7-5 11151 Riverside Santa Ana Mountains: Rainbow Valley area, west of I-15 and just N of San Diego Co. boundary. 335 Comment
  JEPS2563 Image available Dudleya lanceolata W. L. Jepson 1903-8-6 2285 Riverside Spruce Canyon San Jacinto Mts.; Spruce Canyon, San Jacinto Mts., Southern Calif. 1310 Comment
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Sep 5 2011
  RSA180468  Dudleya lanceolata E. W. Lathrop 1960-5-27 5227 Riverside 6 miles west of Murrieta. Comment
  SEINET7048070  Dudleya lanceolata Steven R. Hill 2001-4-29 33547 Riverside Whitewater Canyon, east side of canyon, east of Whitewater Canyon Road, about 2 miles north of Route I-10. Elevation about 1800 feet. Comment
  RSA570733  Dudleya pulverulenta Steve Boyd, Timothy S. Ross, J. Travis Columbus 1993-10-23 8202 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Morrell Canyon along Morgan Trail (5W02). 878 Comment
  POM229021  Dudleya saxosa subsp. aloides P. A. Munz 1937-5-31 15119 Riverside Head of Coyote canyon 1067 Comment
  RSA0041836  Dudleya saxosa subsp. aloides E. S. Spalding s.n. Riverside E of Banning. Comment
  SDSU12968  Dysphania ambrosioides Michael G. Simpson 1999-10-27 2051 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/4 mile from Southside Facilities. 152 Comment
  UCR86035  Dysphania pumilio Michael A. Patten 1992-5-7 92- 26 Riverside Santa Ana mtns., Santa Rosa Plateau, along Via Vaquero at Via Oesta, c. 5 km. west of Temecula 399 Comment
  CLARK-A1045-107  Dyssodia porophylloides George K. Helmkamp 1977-3-20 Riverside Deep Canyon area above Deep canyon; Palm Desert 15'Q Comment
  RSA0125227  Echinocereus engelmannii var. engelmannii B. A. Prigge 1980-8-5 3860 Riverside Whitewater Canyon, 0.5 miles N of trout farm. 701 Comment
  UCR62324  Echinocereus engelmannii var. engelmannii Ed LaRue 1990-4-13 s.n. Riverside Peninsular Range, 0.5 mi. NW of Aguanga, c. 1.5 mi (air) north of San Diego Co. line, north of Hwy 79 and west of Hwy 371 642 Comment
  RSA370868  Echinochloa crus-galli R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61273 Riverside Sandia Canyon, De Luz-Murrieta Road 260 Comment
  POM318594  Eclipta prostrata Patricia Wilder 1970-10-15 4774 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills. 152 Comment
  UCR145572  Eclipta prostrata Chet McGaugh 2004-11-15 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, 1 mile south of Thermal, parcel bounded by Ave. 58 & Ave. 60 on the north and south and by Polk and Filmore on the west and east, between the airport and Whitewater River -41 Comment
  UCR207329  Ehrharta erecta O. F. Clarke 2000-4-22 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR47519  Ehrharta erecta Mira M. Bogen 1987-5-10 s.n. Riverside Riverside, along Van Buren Blvd. between bridge over Santa Ana River and sewer plant Comment
  RSA0028738  Elatine brachysperma R. E. Riefner 1998-4-22 98 -295 Riverside Elsinore Trough between Willard and Murrieta Creek. Lake Elsinore. Comment
  RSA198948  Elatine californica R. F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37452 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California 671 Comment
  UC1531137  Elatine californica Robert F. Thorne, M. Z. Thorne, and W. Wisura 1978-5-21 51987 Riverside Mesa del Colorado Santa Rosa Plateau Comment
  RSA559350  Eleocharis bella Steve Boyd, Timothy S. Ross 1992-5-15 7392 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero. 671 Comment
  UC1922815  Eleocharis bella Naomi Fraga, et al. 2006-7-11 1727 Riverside Peninsular Ranges; San Jacinto Mountains region: Mount San Jacinto State Park, Hidden Lake. Comment
  CAS-BOT-BC112742  Eleocharis geniculata H. M. Hall 1905-5-4 5984 Riverside Dos Palmas, 19 Comment
  CAS-BOT-BC113300  Eleocharis parishii Samuel B. Parish 1907-4-22 6145 Riverside Western base of the Colorado desert, Palm Canyon. 200 Comment
  UCR178328  Eleocharis parishii T. B. Salvato, Tracy Tennant 1998-7-18 MOR- 602 Riverside San Bernardino Mtns., Morongo Indian Reservation, upper Potrero Canyon, sag pond at Burro Flats, tree stand P-10 1098 Comment
  UCR2751  Elymus elymoides F. M. Reed 1908-7-11 2497 Riverside San Jacinto Mtns, San Jacinto Mtns Comment
  UCR96426  Elymus elymoides Scott D. White 1996-8-1 4404 A Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  OBI32773  Elymus glaucus E. W. Lathrop 1965-4-26 5689 Riverside 4 mi SE of Murrieta Comment
  UC38192  Elymus glaucus H. M. Hall July 1901 2456 Riverside Tauquitz Valley San Jacinto Mountains 2133 Comment
  POM12137  Elymus glaucus subsp. glaucus Mary F. Spencer 1919-6-30 1314 Riverside Near Idyllwild, San Jacinto Mountains. 1616 Comment
  CAS-BOT-BC204300  Elymus trachycaulus subsp. trachycaulus H. M. Hall 1901-6-1 2174 Riverside San Jacinto Mountains. In the meadows of Thomas Valley 1371 Comment
  UCR22186  Elymus triticoides E. W. Lathrop 1960-6-9 4943 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau; 14 miles west of Murrieta Comment
  CHSC101910  Emmenanthe penduliflora Steve Boyd; Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10461 Riverside Peninsular Ranges, San Jacinto Mountains/Colorado Desert: east side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  HSC25791  Emmenanthe penduliflora Richard Spjut 1972-3-30 2348 Riverside Just SW of Coahulla Indian Reservation, ca. 2 miles E on Hwy. 71 from jct. 79 (near San Diego County Line) 1220 Comment
  JEPS1600  Emmenanthe penduliflora L. J. Childs May 1920 Riverside Mecca Hills Colorado Desert (canyon E of lava shallow) Comment
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Nov 19 2011
  RSA787984  Emmenanthe penduliflora L. M. Prince, Duncan S. Bell 2009-5-17 568 Riverside Cleveland National Forest. Roadside. Comment
  JOTR16581  Encelia actoni Baker, James K. & Baker, Ilisa T. 1966-6-17 s.n. Riverside Joshua Tree National Park. COVINGTON FLATS Comment
  RSA673474  Encelia actoni Scott D. White, Tasha La Doux 2000-4-20 7711 Riverside South of Hemet: 'Gibbel Flat' in the Santa Rosa Hills. 610 Comment
  CAS-BOT-BC131328  Encelia farinosa Steve Boyd; S. Meury; R. Noyes; L. Arnseth; D. Nordin; T. Ross 1988-3-10 2127 Riverside N. end Palen Mtns, 2 mi west of Palen Pass 300 Comment
  OBI16595  Encelia farinosa Tracey and Viola Call, Viola Call 1962-4-6 2110 Riverside 4 mi S of Morongo Valley 579 Comment
  RSA570254  Encelia farinosa Steve Boyd, Timothy S. Ross, W. Appleby 1993-3-20 7888 Riverside Southern end of Cadiz Valley, just east of the Coxcomb Mountains and northwest of the Granite Mountains, west edge of Highway 177, just south of intersection with Highway 62. 400 Comment
  UC53986  Encelia farinosa F. Gilman 36 Riverside vicinity Palm Springs Comment
  UCR102713  Encelia farinosa B. G. Pitzer 1998-1-24 3398 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
  UCR147746  Encelia farinosa Steve Boyd, Et al. 2004-5-14 11255 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy Chocolate Mountains Aerial Gunnery Range 570 Comment
  POM250427  Encelia farinosa var. farinosa I. W. Clokey 1935-4-17 6946 Riverside Cottonwood Springs. Colorado desert. Comment
  POM356695  Encelia farinosa var. farinosa Gus Gluechert 1937-4-12 s.n. Riverside Palm Springs. Comment
  POM93893  Encelia farinosa var. farinosa F. W. Peirson 1922-4-9 1331 Riverside Palm Canyon Region, near Palm Springs. Comment
  RSA383849  Ephedra aspera N. R. Zabriskie, W. M. Zabriskie 1974-3-30 696 Riverside S of juncture with North Canyon, Andreas Canyon, E slope San Jacinto Mtns. Between Sites A-8 and A-9 335 Comment
  JEPS49091  Ephedra californica W. L. Jepson and W. C. Mathews 1914-5-18 5990 Riverside n of Indio; Pinyon Well grade Comment
  JOTR32655  Ephedra californica La Doux, Tasha, M. Bell, A. Holt, A. Miller, K. Matthews 2007-5-23 1338 Riverside Joshua Tree National Park. where Queen Valley meets Pleasant Valley, just north of Malapai Hill; open bajada with pediments, near Geology Tour Road 1219 Comment
  RSA383881  Ephedra californica N. C. Cooper 1944-3-25 1040 Riverside Morongo Pass. 457 Comment
  RSA689504  Ephedra californica Scott D. White, Michael Honer 2003-5-13 9235 Riverside Whitewater Canyon, ca. 2 miles north of Bonnie Bell. 579 Comment
  UC1083311  Ephedra californica H. L. Mason 1928-3-10 4188 Riverside White water River Comment
  UCR133659  Ephedra californica 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
  SEINET10613639 Image available Ephedra clokeyi Ira W. Clokey 1935-4-17 Clokey 6513 Riverside Cottonwood Springs. Among rocks, hillside and wash. Desert. Comment
  RSA697722  Ephedra nevadensis J. R. Bruff 1927-11-26 38 Riverside Cottonwood Springs vicinity. Comment
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Jul 7 2012
  UCR94959  Epilobium brachycarpum Scott D. White 1996-9-22 s.n. Riverside Perris Basin, Perris: Nuevo Road near intersection with Wilson Ave., west of the San Jacinto River crossing. 436 Comment
  UCR266604  Epilobium campestre Mitch Provance 2011-6-6 17003 Riverside Edgemont area of Moreno Valley, from the northbound I-215 onramp at Allesandro Blvd., east to Old 215 Frontage Rd. 466 Comment
  RSA335023  Epilobium canum subsp. latifolium Steve Boyd 1985-8-7 1109 Riverside Santa Rosa Plateau region, NW base of Redonda Mesa on Tenaja Rd., 0.8 miles east of junction with 8S01 and 8S02. Comment
  SBBG44917  Epilobium canum subsp. latifolium W. B. Holt 1941-10-23 17 Riverside near Split Rock, Joshua Tree National Monument 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
  UC20667  Epilobium canum subsp. latifolium H. M. Hall 1897-7-17 694 Riverside Strawberry Creek San Jacinto Mountains 1676 Comment
  POM48409  Epilobium glaberrimum subsp. glaberrimum P. A. Munz 1924-7-28 8812 Riverside Pine Flats 1738 Comment
  UCR23534  Epilobium oregonense John C. Roos 1937-8-18 2528 Riverside San Jacinto Mtns, Round Valley 2744 Comment
  RSA656550  Epilobium pygmaeum A. C. Sanders 2000-5-25 23418 Riverside Menifee Valley; S of Newport Rd., N of Holland Rd. and E of Bradley Rd., 2 miles due east of Railroad Canyon Lake 439 Comment
  SDSU12982  Equisetum hyemale subsp. affine Michael G. Simpson with Claudia A. Luke 1999-10-27 2015 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/4 mile from Southside Facilities. 152 Comment
  MACF015740  Equisetum laevigatum Louis C. Wheeler 1932-7-9 11251 Riverside Santa Ana River at Chino Creek 182 Comment
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Jul 22 2015
  UC71400  Equisetum laevigatum E. A. Zumbro 1904-1 428 Riverside Cold Water Canyon; Santa Ana Mts. Comment
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Jan 11 2007
  UCR114926  Equisetum laevigatum L. C. Wheeler 1932-7-9 935 Riverside Santa Ana River at Chino Creek, (El Rincon) Corona 152 Comment
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Jul 22 2015
  UCR144133  Equisetum laevigatum Scott D. White 1998-7-31 6945 Riverside Peninsular Ranges; San Jacinto Mountains, Idyllwild Area: Strawberry Creek between crossing at Circle Drive and Humber Park 1950 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
  CLARK-A1528-4613  Eragrostis mexicana John C. Roos 1965-7-7 Riverside San Jacinto Comment
  RSA584898  Eremalche exilis C. Reiser 1991-3-26 s.n. Riverside Gavilan Hills, Harford Springs County Park, northwestern corner of Park south of harford Spring and north od trailer park. 579 Comment
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Mar 4 2013
  UC634844  Eremalche exilis Margaret Stason 1927-2-12 Riverside 1000 Palm Canyon Colorado Desert, 1000 Palm Canyon Comment
  RSA23236  Eremalche rotundifolia Ernest Braunton 1940-3-4 2026 Riverside 5 mi. East of Shaver s Well. Comment
  RSA421559  Eremocarpus setiger M. M. Thompson 1947-8-23 C- 2054 Riverside Los Alamos canyon, Elsinore Mountains. 762 Comment
  CAS-BOT-BC514317  Eriastrum densifolium subsp. austromontanum John Thomas Howell 1927-8-2 2935 Riverside Mt. San Jacinto on road to Hemet 1371 Comment
  RSA0105504  Eriastrum densifolium subsp. austromontanum P. A. Munz 1922-6-25 5820 Riverside San Jacinto Mts. Between Vandeventer and Hemet Valley. 1433 Comment
  CAS-BOT-BC514457  Eriastrum eremicum subsp. eremicum L. R. Abrams 1926-3-26 11089 Riverside Between Edom and Garnet, east of San Gorgonio Pass Comment
  RSA0120098  Eriastrum eremicum subsp. eremicum L. R. Abrams 1926-3-26 11010 Riverside Palm Springs. Comment
  RSA0120674  Eriastrum harwoodii Duncan S. Bell 2011-4-7 2174 Riverside On the northeast side of the Arica mountains; approximately 2.2 air miles northwest of Priests Well, or approximately 4.5 air miles southwest of the ghost town of Rice. 359 Comment
  UCR167058  Eriastrum sapphirinum Scott D. White, Jennifer H. Jones 2005-5-24 11099 Riverside Banning Pass area, Cabazon: San Gorgonio River wash and adjacent alluvial flats and benches to W 610 Comment
  JEPS19256  Ericameria cuneata var. spathulata W. L. Jepson 1914-5-17 5985 Riverside between Twenty-seven Palms and Indio (near Pleasant Valley); Cottonwood Mts. Comment
  CAS-BOT-BC287640  Ericameria linearifolia Nancy Ryan Zabriskie; Walter Zabriskie 1971-4-9 373 Riverside About 2 miles up water service road leading S from Highway 72, Deep Canyon, N slope Santa Rosa Mts 1310 Comment
  RSA34512  Ericameria linearifolia Norman C. Cooper 1944-5-20 1230 Riverside Pine Flats,Palms to Pines Hwy, San Jacinto Mts. Comment
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Nov 26 2011
  RSA675712  Ericameria palmeri var. pachylepis Scott D. White 2000-10-20 8137 Riverside South of Hemet: 'Gibbel Flat' in the Santa Rosa Hills. 610 Comment
  UCR120207  Ericameria palmeri var. pachylepis Mitch Provance 1998-3-5 192 Riverside Riverside, VABM 1031, Hill traditionally called 'Lionshead', but also referred to as 'Challen Hill', located near the corner of Harrison St. and California Ave. in the Arlington area 305 Comment
  UC372841  Ericameria paniculata Marcus E. Jones, A. M. 1903-5-10 Riverside Palm Springs Comment
  LA203162  Ericameria teretifolia Lewis S. Rose; 1936-12-24 36815 Riverside San Jacinto Mountains, Palms to Pines Highway, 24 mi. SW. of Indio 1066 Comment
  UC1329851  Ericameria teretifolia James E. Cole 1941-10-20 929 Riverside Optimist Mine Road Joshua Tree National Monument, Lost Horse Valley 1310 Comment
  OBI42661  Erigeron foliosus B. Pitzer & K. Kirtland, K. Kirtland 1986-5-20 228 Riverside Butterfield Stage Ranch dev, in the hills on the N side of Pauba Valley, in the Rancho Calif area, 1 mi S of Buck Mesa on the E side of Butterfield Stage Rd (T7S, R2W, sec 36 457 Comment
  CLARK-A1656-830  Erigeron philadelphicus Jon Mark Stewart 1982-11-13 82-015 Riverside Indio Hills 198 Comment
  UCR81995  Erigeron strigosus Steve Morgan 1994-3-25 94- 01 Riverside UCR Botanic Garden Comment
  HSC82842  Eriochloa acuminata var. acuminata A. C. Sanders 1985-8-24 5946 Riverside Lower Coachella valley near Oasis on the dirt extension of Ave. 76, 0.4 mi E of Hwy 195, along the S side of a large drain flowing toward the Salton Sea -55 Comment
  HSC84146  Eriodictyon crassifolium Sharon K. Dubois 1987-5-10 Riverside San Jacinto Mtn., 1 mi. up Bee Canyon off Hwy. 74 457 Comment
  POM49718  Eriodictyon crassifolium H. M. Hall 1901-06 s.n. Riverside Western fase, San Jacinto Mts, Riverside County. Comment
  RSA651698  Eriodictyon crassifolium Diane M. Ramirez 1983-5-15 21 Riverside Poppet Flat Divide Truck Trail, 1 1/2 mi S of junction with CA hwy 243, S of Banning. Comment
  UC880707  Eriodictyon crassifolium P. A. Munz 1922-4-28 5055 Riverside Leach Canyon , Leach Canyon (Santa Ana Mts.) 609 Comment
  JEPS39  Eriodictyon crassifolium var. crassifolium W. L. Jepson 1939-4-15 19213 Riverside about 9 mi westerly from Aguanga (Dripping Spring, (westerly from Nigger Valley about 3 mi)); Dripping Spring Comment
  CAS-BOT-BC222694  Eriodictyon trichocalyx A. C. Sanders; J. Goetzen 1996-5-1 18124 Riverside San Bernardino Mtns.: Morongo Indian Reservation, along dirt road in Hathaway Crk. Cyn., N of Banning 915 Comment
  UCR241195  Eriodictyon trichocalyx Tracy Tennant, Jeffrey Ross 1998-7-11 MOR- 529 B Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  UCR91723  Eriodictyon trichocalyx A. C. Sanders, J. Goetzen 1996-5-1 18124 Riverside San Bernardino Mtns., Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, north of Banning 915 Comment
  UC1523408  Eriodictyon trichocalyx var. trichocalyx Robert F. Thorne, W. A. Tilforth, L. Schultz, R. K. Benjamin and J. Hogge 1980-4-16 54099 Riverside flood plain (wash) along Whitewater River ca 3 mi n Whitewater P.O.; San Bernardino Mts., along Whitewater River 591 Comment
  OBI26129  Eriogonum David J. Keil 1976-12-12 11907 Riverside Ca 5 mi E of Indio along I-10 Comment
  CLARK-A1528-5716  Eriogonum apiculatum John C. Roos 1947-9-6 3743 Riverside San Jacinto Mountains Comment
  JEPS57093  Eriogonum apiculatum Marjorie D. Clary 1932-4-29 1022 Riverside 15 mi nw Indio (Dead Indian Trail, w side of Colorado Desert); Colorado Desert 243 Comment
  RSA393114  Eriogonum apiculatum Kessler 1921-09 s.n. Riverside Mt. San Jacinto. Comment
  RSA766436  Eriogonum apiculatum E. L. Peterson 1930-8-28 s.n. Riverside Canyon between Tahquitz Valley Trail and Marion Peak, above Idyllwild. San Jacinto Mts. 1890 Comment
  RSA783744  Eriogonum apiculatum J. D. Olmsted 1959-7-7 757 Riverside Drainage area to Tahquitz Creek. Just NE of north lobe of Skunk Cabbage Meadow E-NE of Idyllwild. 2424 Comment
  SD86300  Eriogonum apiculatum James L. Reveal, Caroline G. Reveal 1972-8-9 2861 Riverside San Jacinto Mountains, along California Highway 243, 4.4 miles north north-west of Idyllwild, 8.9 miles north of the junction with highway 74, and 1 mile south of Alandale Ranger Station Comment
  UCR146205  Eriogonum cithariforme var. agninum Scott D. White, Angelia Carey 2004-9-16 10767 Riverside San Jacinto Mountain foothills, San Jacinto River wash and adjacent alluvial benches; near Indian Creek confluence 534 Comment
  RSA393470  Eriogonum davidsonii Louis C. Wheeler 1931-10-2 178 Riverside Hemet-Idyllwild Road, San Jacinto Mountains 1372 Comment
  RSA613853  Eriogonum davidsonii Scott D. White, Julie Greene, Shelton Dowthit 1996-10-13 4623 Riverside San Jacinto Valley: Eastern foothills of valley (= ''Santa Rosa Hills''), S of Hemet. 550 Comment
  RSA655085  Eriogonum davidsonii Scott D. White 1999-11-12 7631 Riverside Murrietta Area: Corner of Nutmeg and Clinton Keith. 410 Comment
  UC6238  Eriogonum davidsonii H. M. Hall June, 1901 2088 Riverside vicinity of Chalk Hill; San Jacinto Mountains 1524 Comment
  RSA682862  Eriogonum deflexum Scott D. White, Michael Honer 2003-5-13 9233 Riverside Shavers Valley / Cottonwood Mountains. Lower mountain slopes ca. 1 air mile N of the I-10 Freeway. 488 Comment
  RSA554428  Eriogonum deflexum var. deflexum Theo Glenn 1991-5-2 91 -124 Riverside Arica Mtns, SW of Rice. 340 Comment
  RSA773176  Eriogonum fasciculatum Duncan S. Bell, Joy D. England 2010-5-27 1126 Riverside San Bernardino National Forest: Rouse Ridge, approximately 0.9 air mile southeast of junction of Highway 74 and forest service road 5S15. 744 Comment
  JOTR32460  Eriogonum fasciculatum var. flavoviride La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2605 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam loop trail; Pine-oak woodland among granitic boulder outcrops and narrow drainage system (Stop 3) 1295 Comment
  RSA34505  Eriogonum fasciculatum var. foliolosum N. C. Cooper 1944-7-15 1572 Riverside Banning. 701 Comment
  CAS-BOT-BC250130  Eriogonum fasciculatum var. polifolium G. D. Hanna; M. M. Hanna 1958-2-16 s.n. Riverside Cabason Comment
  RSA393341  Eriogonum fasciculatum var. polifolium H. de Forest 1933-4-17 s.n. Riverside Chino Canyon, Colorado Desert. Comment
  RSA0106806  Eriogonum gracile Jeremiah George 2012-5-17 s.n. Riverside Beaumont Bench, north slope facing San Timoteo Creek, north of Hwy 60 and south of Oak Valley Parkway, E of Potrero Blvd. 747 Comment
  UCR250402  Eriogonum gracile Jeremiah George 2012-5-17 s.n. Riverside Beaumont Bench, north slope facing San Timoteo Creek, north of Hwy 60 and south of Oak Valley Parkway, E of Potrero Blvd. 747 Comment
  RSA0060581  Eriogonum gracile John C. Roos 1952-8-27 5888 Riverside Pigeon Pass, Box Springs Mts. 457 Comment
  RSA66027  Eriogonum gracile var. gracile F. W. Peirson 1922-12-26 3334 Riverside Cabazon, W edge of Colorado Desert. Comment
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Mar 13 2011
  CAS-BOT-BC257581  Eriogonum inflatum Carl B. Wolf 1932-4-26 2971 Riverside Colorado Desert. 5 mi. E. of Mecca, on Blythe Road 30 Comment
  RSA393575  Eriogonum inflatum var. inflatum L. E. Hoffman 1932-7-27 s.n. Riverside Beaumont-Banning Pass. Comment
  CAS-BOT-BC270593  Eriogonum molestum Geo. B. Grant No date on label. s.n. Riverside Strawberry Valley, San Jacinto Mountains Comment
  RSA393696  Eriogonum molestum N. C. Cooper 1944-6-16 1558 Riverside San Jacinto Mountains, above Pine Cove. 2073 Comment
  SD22472  Eriogonum molestum Susan G. Stokes 1933-7-1 Riverside Idyllwild to summit of Banning Grade 1584 Comment
  RSA775222  Eriogonum nudum Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4440 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
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Aug 15 2012
  LA206954  Eriogonum nudum var. pauciflorum H. Lewis; 1939-10-21 1014 Riverside San Jacinto Mountains, Taquites Peak 2133 Comment
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Mar 2 2014
  RSA342543  Eriogonum pusillum Robert F. Thorne, W. A. Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54087 Riverside San Bernardino Mountains: Flood plain (wash) along Whitewater River, ca. 3.0 miles N of Whitewater Post Office. 591 Comment
  SBBG1606  Eriogonum pusillum H. and M. Dearing 1942-3-7 4813 Riverside Cathedral City Comment
  SEINET3409354  Eriogonum reniforme G. Rink 2013-3-29 11917 Riverside About twelve miles west of Blythe, along the T-line for the proposed Quartzite solar power plant 115 Comment
  CAS-BOT-BC263503  Eriogonum thomasii Aven Nelson; Ruth A. Nelson 1939-3-30 3351 Riverside Near Desert Center north of Chuckwalla Mts. Comment
  CLARK-A1528-749  Eriogonum thomasii Charlotte Stocks 1966-6-15 Riverside Coachella Valley Comment
  POM122028  Eriogonum thomasii Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  POM98742  Eriogonum thomasii P. A. Munz 1926-1-31 9971 Riverside Dos Palmos [Palmas] Spring. Comment
  RSA747793  Eriogonum thomasii Scott D. White, Justin M. Wood 2009-3-24 12570 Riverside Western foothills of Mecca Hills, +/- 0.5 air mile east of the Coachella Canal and 4 air miles S of the I-10 Freeway. 21 Comment
  RSA776626  Eriogonum thomasii Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-31 940 Riverside Wash crossing Midland Rice Road, near saddle between Little Maria Mountains and Big Maria Mountains 320 Comment
  SD103935  Eriogonum thomasii J. L. S. Simpson 1965-5-14 Riverside Toward the New York Mountains Comment
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Mar 23 2014
  UC665902  Eriogonum thomasii Ira L. Wiggins 1941-3-27 9679 Riverside s end of Coxcomb Mountains 8 mi ne Desert Center; Coxcomb Mountains Comment
  UC912792  Eriogonum thomasii I. W. Clokey 1935-4-17 6580 Riverside Cottonwood Springs Comment
  UCR148862  Eriogonum thomasii S. J. Myers 2005-1-31 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 10 miles ESE of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 20 Comment
  UC849304  Eriogonum thurberi Lewis S. Rose 1937-4-9 37101 Riverside Palm Springs 137 Comment
  RSA656534  Eriogonum trichopes A. C. Sanders 2000-4-27 23372 Riverside east side of Coachella Canal near the foot of the Mecca Hills, vicinity of the east end of Ave 60 15 Comment
  UCR90322  Eriogonum trichopes 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
  SEINET3087565 Image available Eriogonum viridescens A. C. Sanders, B. Phillips, B. Pitzer 1988-5-22 7860 Riverside Mojave Desert, 1.5 mi. NW of Rosamond near the airport, N of Felsite St. & W of 35th St. W. Comment
  RSA420611  Eriogonum wrightii var. membranaceum N. R. Zabriskie, Walter Zabriskie 1972-9-7 534 Riverside Strawberry firebacks, S of S end Marion Ridge Rd., Pine Cove, W drainage San Jacinto Mountains. 1921 Comment
  SD232307  Eriogonum wrightii var. membranaceum LeRoy Gross, Elizabeth A. Kempton 2008-8-21 3573 Riverside Peninsular Ranges: San Jacinto Mountains region: Southern spur of Pine Meadow, SE of Highway 371, NW of Santa Rosa Summit; Survey north side of Highway 74. 1477 Comment
  UC218231  Eriogonum wrightii var. membranaceum P. A. Munz 1922-9-6 6360 Riverside near Dark Canyon; San Jacinto Mts. 1524 Comment
  POM183985  Eriogonum wrightii var. nodosum P. A. Munz 1932-10-16 12852 Riverside North base Santa Rosa Mountains, road Indio to Vandeventer Flat 610 Comment
  RSA423077  Eriogonum wrightii var. nodosum Anstruther Davidson 1904-5-1 s.n. Riverside Palm Springs. Comment
  RSA423141  Eriogonum wrightii var. nodosum N. R. Zabriskie, Walter Zabriskie 1972-3-28 478 Riverside North Canyon, Andreas Canyon watershed, east slope San Jacinto Mts. 610 Comment
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Oct 1 2011
  CAS-BOT-BC297342  Eriophyllum confertiflorum H. K. Wagnon 1944-5-30 415 Riverside By Tahquitz Creek, Palm Springs Comment
  RSA783238  Eriophyllum confertiflorum J. D. Olmsted 1959-4-10 342 Riverside along roadside to Gilman hot springs 2 mi. s. of Hwy 60 from Riverside to Beaumont near San Jacinto Mts. 457 Comment
  SEINET2051096 Image available Eriophyllum confertiflorum Howard S. Gentry, L. A. McGill 1979-5-25 2552 Riverside Gentry Farm 3 miles NE of Murrieta. Experimental Research Ranch. Comment
  UCR155326  Eriophyllum confertiflorum A. C. Sanders, Mike Misenhelter 2005-3-23 29258 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  RSA203060  Eriophyllum multicaule James Henrickson 1967-4-30 2462 Riverside 2 miles N of Lake Elsinore. 396 Comment
  RSA736035  Eriophyllum multicaule Scott D. White, Justin M. Wood 2008-4-16 11891 Riverside Perris/Elsinore Basin: Hills to the W of I-215 and S of Scott Rd. 488 Comment
  SEINET2051198 Image available Eriophyllum multicaule Howard S. Gentry 1947-4-20 7637 Riverside Gentry Farm, 3 miles NE of Murrieta. 396 Comment
  SEINET7007897  Eriophyllum multicaule W. P. Vestal, A. G. Vestal 1955-4-21 s.n. Riverside Just west of Perris, at base of Gavilan Hills. Comment
  CAS-BOT-BC296929  Eriophyllum wallacei Peter H. Raven 1958-5-18 12967 Riverside 2.3 miles from Mountain Center on road to Hemet, San Jacinto Mountains Comment
  POM7015  Eriophyllum wallacei I. M. Munz, L. T. Street, Williams 1919-3-28 2389 Riverside San gorgonio Pass near Cabazon 543 Comment
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Mar 13 2011
  RSA0035938  Eriophyllum wallacei Deidre Conocchioli, Duncan S. Bell 2014-3-4 151 A Riverside Off the Pacific Crest Trail in the San Bernardino Mountains. In Whitewater Canyon 8.5 miles E of Hwy-62. Just S of Red Dome. 695 Comment
  SD37567  Eriophyllum wallacei Edith A. Purer 1935-4-21 6452 Riverside East slope of San Jacinto Mountain. Comment
  UC354505  Eriophyllum wallacei Edmund C. Jaeger 1925-5-9 Riverside Van de Venter's Flat Santa Rosa Mts., Van de Venter's Flat Comment
  RSA543610  Erodium brachycarpum Steve Boyd 1991-5-7 6172 Riverside Santa Ana Mountains, SE and E side of Elsinore Peak. 1006 Comment
  RSA673726  Erodium cicutarium Scott D. White 2000-4-12 7645 Riverside Baldy Mtn. area. 1616 Comment
  UCD103199  Erodium cicutarium Barry Priggs; L. Martinez 1978-3-23 2400 Riverside NW Colorado Desert, Coachella Valley, 1.7 miles W of North Palm Springs on Dillon Rd. 274 Comment
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Sep 9 2013
  UCR217555  Erodium texanum Jeff B. Galvin 2009-3-31 80 Riverside Peninsular Ranges, Oak Mountain, South slope of Oak Mountain. 4.5 km north of hwy 79 and 8 km west of Sage Rd. 622 Comment
  UCR164929  Erysimum capitatum T. B. Salvato, John F. Green 2004-5-27 631 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
  SEINET10575508  Erysimum capitatum David B. Dunn 1946-8-17 Dunn 2700 Riverside On trail to Taquity from Taquity Valley campground. On dry hillside among braken fern. San Jacinto Mountains. 2499 Comment
  NY732723  Erysimum capitatum var. capitatum N. H. Holmgren 1969-6-17 3581 Riverside San Jacinto Mountains, Black Mountain, campground at the turnoff to a lookout tower Comment
  SD229286  Erythranthe cardinalis Dick Schwenkmeyer 2012-6-27 747 Riverside Strawberry Creek, 1/4 mile northwest of Humber Park, Idyllwild. 1914 Comment
  SD138803  Erythranthe parishii Craig Reiser 1993-4-25 Riverside Near Aguanga, floodplain of Temecula Creek southeast of the Aguanga Store Comment
  RSA0022958  Eschscholzia androuxii LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4300 Riverside From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W., Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  UCD96515  Eschscholzia androuxii Shannon M. Still; Robert Lee 2009-3-3 455 Riverside California. Riverside County: Joshua Tree National Park. Cottonwood bajada. 636 Comment
  RSA433680  Eschscholzia californica Bonnie C. Templeton 1931-4-23 s.n. Riverside Gavilan Peak. 600 Comment
  UCR107724  Eschscholzia californica A. C. Sanders 1997-3-1 19737 Riverside Box Springs Mountains, Riverside: S end of the range along Gernert Rd. (dirt road paralleling the mountain front), in valley draining to Box Spring Canyon. 457 Comment
  UCR250110  Eschscholzia californica A. C. Sanders 2014-4-9 41005 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. c. 0.2 km NW of intersection with Indian Truck Trail 354 Comment
  UCR84605  Eschscholzia californica Scott D. White, S. Ogg 1994-4-21 1955 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 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
  UCD94284  Eschscholzia minutiflora Shannon M. Still 2009-2-21 434 Riverside California. Riverside County. 170 Comment
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Sep 2 2017
  UCR240995  Eschscholzia minutiflora Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 50 Riverside Sonoran (Colorado) Desert, near Joshua Tree National Park, Coachella Valley, Dillon Rd. 4.21 miles north of Hwy 10 in Indio 91 Comment
  RSA0023128  Eschscholzia papastillii M. Wall 2008-4-26 453 Riverside Chuckwalla Mountains; Corn Springs wash at Corn Springs Rd. crossing ca. 8.0 miles SW of Chuckwalla Rd. 435 Comment
  RSA0125281  Eschscholzia papastillii Duncan S. Bell 2016-3-4 8786 Riverside Orocopia Mountains; northwestern corner of range; collecting in the Orocopia Mountains Wilderness area in an unnamed canyon approximately 3.75 air miles northwest of the summit of the range. 738 Comment
  UCD96502  Eschscholzia papastillii Shannon M. Still; Carolyn Still, Steven Still 2009-3-28 513 Riverside California. Riverside County: Joshua Tree National Park. 726 Comment
  SEINET3094860 Image available Eschscholzia parishii Norman C. Cooper 1949-4-8 3291 Riverside Indio, Shaver's Summit east of Indio 610 Comment
  SEINET10476299  Eschscholzia parishii David Charlton 1988-2-18 Charlton 1152 Riverside Alluvial Fan, S side of Little Sand Bernardino Mtns. Fargo Canyon Road to Cottonwood Wash, S of Joshua Tree national Park, parallel to I-10. Creosote Bush Scrub. 5 mi. E of Jct. Dillon Rd. and Fargo Cyn. Rd. 762 Comment
  SEINET10904736  Eschscholzia parishii David B. Dunn, Dhogo; Schroeder, (UMO); Bruskin; A. Folsom 1948-3-14 Dunn 3753 Riverside Found in wash above quad 6. Indio hills, colorado desert. Near pushawalla. Comment
  UC1608084  Eucalyptus camaldulensis A. C. Sanders and B. Pitzer 1986-2-10 BG- 27 Riverside in Myrtle section U.C. Riverside Botanical Garden (Grid cell K-6) 396 Comment
  RSA704001  Eucrypta chrysanthemifolia Daphne K. Christopher, H. Stevens, Z. Princip 2003-4-9 126 Riverside Near Hermano Road, off Hwy. 15, Indian Truck Trail exit. On right spur of primary dirt road. 550 Comment
  RSA644108  Eucrypta chrysanthemifolia var. chrysanthemifolia Scott D. White 1995-3-30 2640 Riverside Moreno Valley; hills +/- 0.7 air mile directly S of 60 Fwy and west of bend in Moreno Beach Dr., (USGS Sunnymead 7 1/2' quad shows ''Moreno'' BM 2067 at top of hill) 579 Comment
  RSA735923  Eucrypta chrysanthemifolia var. chrysanthemifolia Scott D. White, Jamie Minor 2008-3-13 11769 Riverside San Gorgonio Pass: Banning- S of Union Pacific Railroad, powerline route from Sunset Ave. to 1 mile W. 732 Comment
  UCR3345  Eucrypta chrysanthemifolia var. chrysanthemifolia T. R. Plumb 1964-4-9 s.n. Riverside Box Springs Mtns, Box Springs Mt., 1 mi SE of Dog Lady's house [old house near crest of range, c. 33 deg. 58' 53'N, 117 deg. 17' 28'W, along road from Pigeon Pass; later park ranger's house] on S fork of road 762 Comment
  JEPS1692  Eucrypta micrantha Marjorie D. Clary 1932-3-6 1615 Riverside 7 mi w Coachella; Colorado Desert, La Quinta Canyon 182 Comment
  SD241045  Eucrypta micrantha Dave Silverman, Onkar Singh 2010-3-27 7865 Riverside McCoy Wash, N of Palo Verde Mesa, 5.3 km W of Mesaville siding, W of A Canal/Levee Blvd, and ca. 7 km N of Blythe Airport. 135 Comment
  SEINET6089988  Eulobus californicus Unknown 1944-5-6 1210 Riverside Whitewater Canyon. Comment
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Feb 27 2016
  CLARK-A1656-661  Euphorbia eriantha Lois Ann Scott 1978-4-8 Riverside Palm Desert 182 Comment
  GMDRC3749  Euphorbia eriantha J. Andre, J. AndreT. La Doux 2009-3-1 11246 Riverside Little San Bernardino Mountains: Joshua Tree Natl. Park: south end of the Cottonwood Mtns near Pinkham Wash just N. of aquaduct just inside JTNP boundary, approx 7 mi. W. of S. entrance into park at Cottonwood. USGS 7.5 min. Quad: Cottonwood Basin 33 deg. 40.948' N 115 deg. 52.141' W. Elev. 1778 ft. 542 Comment
  UCR100881  Euphorbia eriantha George K. Helmkamp, E. A. Helmkamp 1998-2-18 2691 Riverside Sonoran (Colorado) Desert, Midland Road., 3.8 mi. SE of Midland, Little Maria Mtns. 198 Comment
  UCR5294  Euphorbia micromera O. F. Clarke 1966-10-5 661005- 25 Riverside Santa Rosa Mtns./ Sonoran (Colorado) Desert, University of Calif, Riverside Reserve [Deep Canyon], Big Horn Drive [to?] Royal Carrizo Rd 915 Comment
  SDSU12861  Euphorbia polycarpa Janet M. Knotts with Jill Steinberg and Kevin Contreras 1998-3-25 25 III1998J Riverside Road to southwest of SDSU Santa Margarita Field Station, ca. 1000 feet southwest on road to switchback, southwest of bend in road. 262 Comment
  SDSU3704  Euphorbia polycarpa Marjorie Collier 1951-3-25 M 288 Riverside Just north of Palm Springs on State Hwy 111. Comment
  UCD142698  Euphorbia polycarpa Robert F. Thorne; Rolf and Gertrud Dahlgren 1979-8-23 53601 Riverside Pinto Basin Road: Along road at meeting area of Mojave and Colorado Deserts. 1097 Comment
  UCR104829  Euphorbia polycarpa George K. Helmkamp, E. A. Helmkamp 1998-2-5 2664 Riverside Sonoran (Colorado) Desert, Indio Hills, 3 mi. east of Thousand Palms & 1.1 mi. N on Amity Rd. 101 Comment
  UCR107449  Euphorbia polycarpa B. G. Pitzer 1997-10-19 3360 Riverside Sonoran (Colorado) Desert, north foot of Chuckwalla Mtns., Eagle Mtn. Road on south side of Hwy I-10, c. 0.8 mi. south of Hwy at powerline road 500 Comment
  UCR172248  Euphorbia polycarpa 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
  UCR3363  Euphorbia polycarpa H. M. Whistler 1964-3-1 640301- 02 Riverside Upper Santa Ana River/San Bernardino Valley Region, City of Riverside, 0.1 mi. north of Fire Research Station, on Canyon Crest Drive. 323 Comment
  UCR3222  Euphorbia prostrata O. F. Clarke 1970-9-20 s.n. Riverside City of Riverside, O.F. Clarke residence, 1012 Spruce Street [now the site of an apartment complex, 2001]. 305 Comment
  UCR163869  Euphorbia setiloba B. G. Pitzer 2000-11-4 4244 Riverside Sonoran (Colorado) Desert, north side of the Chuckwalla Mtns., Eagle Mountain Rd. 0.8 mi. south of Hwy I-10 at and around powerline road, c. 3.5 mi. WSW of Desert Center 402 Comment
  RSA286807  Euphorbia spathulata R. F. Thorne 1974-5-23 44675 Riverside Santa Rosa Plateau, Rancho California: Top of Mesa de Colorado, 624 Comment
  SD137891  Euthamia occidentalis Darin L. Banks, Steve Boyd 1995-10-17 805 Riverside Agua Tibia Mountains, Agua Tibia Wilderness Area, Along lower Arroyo Seco, south of the Dripping Springs Campg, just west of Metasedimentary 525 Comment
  SDSU17593  Euthamia occidentalis C. Matt Guilliams 2007-10-6 433 Riverside Just north of the Santa Margarita Ecological Reserve, along road to Reserve at bridge over river. 312 Comment
  CAS-BOT-BC167364  Fagonia laevis J. C. Roos 1966-3-26 s.n. Riverside 2 miles S.E. of Desert Center Comment
  SD181310  Fagonia laevis Scott D. White 1999-4-20 7274 Riverside Blythe area: Southern foothills of the Big maria Mts., northwest of Calif. Hwy. 95, ca. 7 road miles north of Interstate 10 / Intake Blvd. jtn. in Blythe 89 Comment
  UCR85246  Fagonia laevis A. C. Sanders, P. J. MacKay, M. Jacobsmeyer, et al. 1995-3-5 15985 Riverside Sonoran (Colorado) Desert, Orocopia Mtns, Maniobra Valley, 1.6-3 mi. south of frontage road (old Hwy 60) along Interstate 10, S to edge of BLM wilderness 610 Comment
  RSA605769  Fagonia pachyacantha A. C. Sanders 1995-5-23 17126 Riverside Colorado Desert, Coachella Valley: alluvial fans below the Santa Rosa Mtns, near the mouth of Martinez Cyn., at end of 72nd Ave. 25 Comment
  SEINET3005065  Fagonia pachyacantha G. Rink 2011-5-1 10503 Riverside North side of the Chuckawalla Mountains 365 Comment
  UC68657  Ferocactus cylindraceus var. lecontei H. M. Hall May, 1905 6013 Riverside Colorado Desert, Cottonwood Springs 670 Comment
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Oct 9 2010
  UCR239201  Festuca myuros var. hirsuta Steven R. Hill, A. C. Sanders 2001-5-4 33721 Riverside Santa Rosa Plateau, Santa Rosa Plateau, eastern rim, north side of Avenida del Oro, just east of junction with Sandia Creek Drive, 2 mi west of junction of Rancho California Road and Route I-15 509 Comment
  UCR137694  Festuca myuros var. myuros D. L. Banks, V. W. Steinmann 1997-3-13 1481 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
  CLARK-A1528-4661  Festuca octoflora John C. Roos 1952-4-9 5483 Riverside Riverside 259 Comment
  SEINET237139 Image available Festuca octoflora H. Hiad 1968-5-19 Riverside San Jacinto Mountains: Bautista Canyon above confluence with Horse Creek. (Blackburn Canyon) Plots Gand E. 878 Comment
  UCR228912  Filago arizonica A. C. Sanders 2011-4-7 39031 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, between Horsethief Canyon and Glen Eden, along I-15 Frontage Rd., SE of Lee Lake, near canyon crossing at Glen Eden 384 Comment
  UCR51950  Filago depressa Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2108 Riverside Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass 300 Comment
  RSA586304  Filago gallica D. L. Banks, S. D. Boyd 1995-5-3 0215 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  RSA586503  Filago gallica D. L. Banks, S. D. Boyd 1995-5-9 0334 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
  OBI12182  Forestiera pubescens H. E. McMinn 1935-6-27 4045 Riverside Pines to Palms hwy Comment
  UCR16771  Fragaria vesca subsp. californica Ed West 1972-5-5 07 Riverside San Jacinto Mtns, 17.4 mi from Banning on the Palms-to-Pines Hwy [Hwy 243], beside Fuller Mill Creek 1707 Comment
  UCD99611  Frankenia salina Scott D. White 2009-8-10 13349 Riverside Temecula Valley, city of Temecula, West bnak of Murrieta Creek, 0.5 miles N and S of the Main Street bridge. 303 Comment
  UCR275584  Frankenia salina T. B. Salvato 2005-6-13 605- 10 Riverside Peninsular Range; Temescal Valley, c. 1.5 mi N of Lake Elsinore at Nichols Road, between the intersection of Pierce and Baker Streets and Alberhill Creek, S of Hwy I-15 390 Comment
  POM48951  Frasera parryi P. A. Munz, I. M. Johnston 1924-7-26 8720 Riverside Pine Flats Camp, San Jacinto Mtns. 1677 Comment
  LA50896  Fraxinus dipetala Carl Epling; 1943-3-27 sn Riverside 4 mi. W of Elsinore, on Ortega Highway Comment
  LA50901  Fraxinus dipetala Joseph Andorfer Ewan; 1933-3-19 10897 Riverside Santa Ana Mountains, Tin Mine Canyon Comment
  UCR35206  Fraxinus dipetala L. B. Ziegler 1969-5-20 364 Riverside San Jacinto Mtns, Bautista Canyon, upper canyon 1143 Comment
  RSA0042074  Fraxinus velutina Fred T Sproul, Julia Groebner 2014-7-21 6006 Riverside Santa Ana River at Norco 176 Comment
  UCR91739  Fraxinus velutina A. C. Sanders, J. Goetzen 1996-5-1 18133 Riverside San Bernardino Mtns., Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, north of Banning 915 Comment
  CAS-BOT-BC422454  Fumaria officinalis Steve Morgan 1994-3-25 94 -2 Riverside Riverside. Comment
  POM12997  Funastrum cynanchoides var. hartwegii P. A. Munz, I. M. Johnston 1922-5-21 5548 Riverside 4 mi. N.E. of San Jacinto. Base of hills. Comment
  RSA458584  Funastrum cynanchoides var. hartwegii Christopher Davidson, B. Gustafson 1977-4-7 5595 Riverside Whitewater Canyon Rd. (exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62); near start of Angeles [Pacific] Crest Trail. 610 Comment
  SD227724  Funastrum heterophyllum A. C. Sanders, K. C. Rose 1999-5-28 22790 Riverside Coachella Valley: betweeen La Quinta and Indio, along Jefferson St. between Ave 54 and I-10. Disturbed roadside at intersection with Ave. 49 11 Comment
  RSA0124372  Funastrum hirtellum Duncan S. Bell, LeRoy Gross 2016-3-31 9194 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 7 air miles southeast of the summit of Martinez Mountain. 591 Comment
  RSA114356  Funastrum hirtellum P. C. Everett, E. K. Balls 1956-5-2 21558 Riverside in sun, in sandy wash; with Fouwuieria, Krameria, Olneya; 0.8 mi. N of juct. 60/70 along road to Eagle Mt. Pumping Sta. 366 Comment
  JEPS52914  Galium Lauramay T. Dempster and G. L. Stebbins 1966-6-17 4243 Riverside 0.9 mi n Alvin Meadows (Red Hill Rd); San Jacinto Mts. 1661 Comment
  RSA753481  Galium andrewsii subsp. andrewsii Scott D. White, Justin M. Wood 2009-5-21 12865 Riverside San Jacinto Mountains: Garner Valley, 0.5 miles NW of Morris Ranch Rd (Kenworthy Ranger Station). 1372 Comment
  RSA770433  Galium angustifolium Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4566 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA144223  Galium angustifolium subsp. angustifolium William M. Klein 1960-8-22 1583 Riverside North of Idyllwild along trail to Suicide Rock and Mt. San Jacinto, San Jacinto Mountains. Comment
  UC1929480  Galium angustifolium subsp. jacinticum Valerie Soza, Naomi Fraga, Sarah Swartzentruber 2003-6-25 1705 Riverside Peninsular Ranges; San Jacinto Mountains region; Slope above junction of Dark Canyon and Fuller Mill Creek. Comment
  RSA615100  Galium aparine D. L. Banks 1997-3-29 1579 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north the Riverside / San Diego County line border., West of the intersection of Magee Truck Trail and Moreno Road including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  UC1979678  Galium aparine Darin L. Banks, Steve Boyd 1995-3-16 105 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. E of the Dripping Springs Alcove, N slope of Wildhorse Peak, on the Wildhorse Trail. Comment
  UCR147257  Galium aparine Naomi Fraga, Sarah De Groot, Valerie Soza 2004-6-28 1282 Riverside Peninsular Range; San Jacinto Mtns., along Red Hill Road (5S10) near Alvin Meadows, SW of Pine Cove 1677 Comment
  UCR116586  Galium murale A. C. Sanders 2001-5-10 24251 Riverside San Bernardino Valley region, Riverside, Blaine St. at RR tracks near intersection with Watkins Dr. 335 Comment
  UC1929476  Galium porrigens Scott D. White, Michael Honer 2003-6-3 9476 Riverside San Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. Comment
  RSA336049  Galium stellatum Robert F. Thorne, Walter Wisura, A. Shmida, R. Whittaker 1978-4-23 52036 Riverside Chino Canyon. Comment
  UCR109782  Gamochaeta pensylvanica R. D. Goeden, Don W. Ricker 1972-5-20 s.n. Riverside Riverside, UCR Campus, outside insectary building near Entomology 341 Comment
  POM259134  Garrya flavescens var. pallida P. A. Munz 1938-8-14 15372 Riverside High ridge east of Toro Peak, Santa Rosa Mts. 2287 Comment
  LA40343  Garrya fremontii W. Pequegnat; 1938-1-10 sn Riverside Santa Ana Mountains, Indian Canyon Rd 761 Comment
  UCD121187  Garrya veatchii R. N. Raynor 1933-3-31 s.n. Riverside Southeast slopes of Mt. San Jacinto. Comment
  UCR2434  Gastridium ventricosum F. M. Reed 1906-10-18 1197 Riverside Moreno Valley, along Perris [Blvd.] near Allessandro Blvd 479 Comment
  UC1922840  Gayophytum decipiens Naomi Fraga, Ilene Anderson, Mike Hamilton, Michael Wall, Gary Wallace 2006-9-7 1739 Riverside Peninsular Ranges; San Jacinto Mountains region: Mount San Jacinto State Park, Hidden Lake. Comment
  UC20259  Gayophytum diffusum subsp. parviflorum H. M. Hall June, 1901 2279 Riverside vicinity of Strawberry Valley San Jacinto Mountains 1584 Comment
  UCR79364  Gazania longiscapa Steve Boyd 1992-4-18 6889 Riverside Peninsular Range, Buck Mesa, south of Lake Skinner, 1.8 mi east of main entrance road to lake along Borell Rd. Comment
  CDA5430  Geraea canescens T. C. Fuller 1961-1-1 5495 Riverside Frontage road, Thousand Palms. 0 Comment
  POM47485  Geraea canescens Mary F. Spencer 1920-3-11 1482 Riverside In desert sand, Mecca -60 Comment
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Nov 8 2011
  RSA653214  Geraea canescens John Wallace, Steve McNabb 1991-5-5 14 Riverside Palo Verde Dam. 35 yards north of entrance gate along [generator] frontage road. Comment
  UCD20079  Geraea canescens Donald W. Kyhos 1965-4-7 65 -134 Riverside 3.4 miles east of junction of Hwy 111 and Hwy 60-70, near Indio. Comment
  SDSU13962  Geranium carolinianum Michael G. Simpson, C. Luke, T. Sagar, S. Johnston, T. Duffy 2000-4-30 2102 Riverside El Valle. Remote southeastern region of Santa Margarita Ecological Reserve (SDSU). 640 Comment
  RSA5235  Geranium richardsonii Carl B. Wolf 1932-8-5 3959 Riverside On trail from Tahquitz Valley to San Jacinto Peak; head of a fork of Tahquitz Creek. San Jacinto Mountains. 2744 Comment
  UCR165410  Gilia A. C. Sanders 2001-4-8 23982 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
  RSA0009855  Gilia angelensis Marcus E. Jones 1903-5-11 10281 Riverside Banning. 701 Comment
  UC880109  Gilia angelensis P. A. Munz and I. M. Johnston 1922-5-19 5350 Riverside 5 mi ne Murietta; ne of Murietta 457 Comment
  UCR116469  Gilia angelensis A. C. Sanders, T. B. Salvato 2001-3-30 23867 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon west of Del Rey Rd., along bottom of canyon west of junction of Av. Pina Colada 366 Comment
  UCR120579  Gilia angelensis Steven R. Hill, K. Kramer 2001-4-27 33475 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
  UCR93821  Gilia capitata P. J. MacKay 1996-6-15 005 Riverside Reche Cyn., 2.5-3 mi. south of S. B. county line on Reche Cyn. Rd. 580 Comment
  RSA525422  Gilia capitata subsp. abrotanifolia Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4530 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  JEPS4108  Gilia diegensis W. L. Jepson May 17 1901-Jun 1 1901 1300 f Riverside Strawberry Valley , Strawberry Valley (Mt. San Jacinto) Comment
  RSA0013023  Gilia diegensis LeRoy Gross, Caitlin Elam 2013-5-14 6040 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  RSA171354  Gilia diegensis J. D. Olmsted 1962-5-3 3520 Riverside Along road from Santa Rosa Indian Reservation to old village, etc. At first canyon crossing to SW side. 1555 Comment
  RSA0017084  Gilia ochroleuca subsp. exilis R. F. Thorne, C. W. Tilforth 1980-5-28 54247 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  SEINET7048157  Gilia ochroleuca subsp. exilis Steven R. Hill 2001-5-3 33658 Riverside Northeast-facing slopes of Mount San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, about 3.8 miles due west of California Route 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area. Elevation about 2600 feet. Comment
  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
  JOTR30802  Gilia stellata La Doux, Tasha 2008-3-10 1823 Riverside Joshua Tree National Park. Northwest end of Eagle Mountains, near road to Cottonwood Canyon 898 Comment
  UC39036  Glyceria elata H. M. Hall Jun 1901 2244 Riverside Dark Canyon; San Jacinto Mountains 1828 Comment
  POM12085  Glycyrrhiza lepidota Mary F. Spencer 1734 Riverside Canyon near San Jacinto Comment
  RSA559334  Gnaphalium beneolens Steve Boyd, Tim Ross 1992-5-15 7408 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero. 670 Comment
  CLARK-A1528-221  Gnaphalium californicum R. P. Sunderman 1968-5-1 4 Riverside Riverside 335 Comment
  RSA736923  Gnaphalium canescens Scott D. White, Angelia Carey, Linca Archa 2004-8-5 10671 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation- Indian Creek and adjacent uplands, from confluence w/ San Jacinto River to +/- 2 miles upstream. 534 Comment
  SEINET7063461  Gnaphalium canescens A. G. Vestal 1947-3-31 s.n. Riverside About 2.3 miles north of Lake Elsinore off present I 15. UTM Zone 11, 467263mE, 3929340mN. (WGS84/NAD83). 396 Comment
  UCR92083  Gnaphalium luteoalbum Scott D. White, S. Ogg 1994-10-17 2464 .1 Riverside Temecula Valley, Murrieta Creek at Winchester Road bridge (Banana Avenue) 317 Comment
  CLARK-A1528-7803  Gnaphalium palustre John C. Roos 1952-6-8 5742 Riverside Reche Canyon 640 Comment
  RSA719794  Gnaphalium palustre Naomi Fraga, Ilene Anderson, Mike Hamilton, Michael Wall, Gary Wallace 2006-9-7 1777 Riverside Mount San Jacinto State Park, Hidden Lake. 2652 Comment
  UCR84612  Gnaphalium stramineum Scott D. White, S. Ogg 1994-4-21 1997 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  SEINET10574792  Gossypium thurberi Unknownnown 1968-8-22 Johnson LA- 1479 Riverside Cultivated. grown at UCR, field 21, planted in 1965. Received from USDA, Beltsville, maryland, via T. Richmond, Texas A & M. Native to Arizona, Sonora & Chihuahua. Comment
  RSA752221  Grayia spinosa Scott D. White, Justin M. Wood, Paul Kielhold 2009-4-21 12584 Riverside Ridgeline E of Whitewater Canyon, +/- 2 miles N of town of White Water (Interstate 10), near Super Creek Quarry 640 Comment
  RSA695830  Greeneocharis circumscissa J. R. Bruff 1928-4-2 103 Riverside Canyon wash 1 mile west of Morengo. Comment
  SEINET3071480  Grusonia parishii Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17497 Riverside Queen Mountain quadrangle, zone 11 0584612mE 3763271mN NAD83, Queen Valley, 14.5 km SSW of Twenty Nine Palms, 2.2km south of Negro Hill 1354 Comment
  RSA496370  Guillenia lasiophylla Steve Boyd, L. Arnseth, Timothy S. Ross 1989-3-19 3044 Riverside Vail Lake area, 0.75 mi NW of dam, S flank Oak Mountain. 621 Comment
Read comments
Sep 19 2010
  RSA659722  Gutierrezia bracteata J. C. Roos 1965-9-26 s.n. Riverside Rocky point near Palm Springs Station. Comment
  CAS-BOT-BC302090  Gutierrezia microcephala Carl B. Wolf 1932-10-13 4313 Riverside Colorado Desert. Eagle Mts. Cottonwood Springs 289 Comment
  LA99356  Gutierrezia microcephala E. R. Hobbs; 1978-7-17 78- 118 Riverside Avery Canyon, between Santa Rosa Hills and Polly Butte, N side of Gibbel Road, S of Hemet Comment
  RSA0066599  Harpagonella palmeri Steve D. Boyd 2001-4-12 10414 Riverside Gavilan Hills Region: Southeast base of Alberhill Mountain on flats north of Nichols Road and west of Pierce Street, in the vicinity of Terra Cotta. Comment
  UCR102848  Harpagonella palmeri A. C. Sanders 1997-3-26 20128 Riverside Lake Skinner area, large clay patch adjacent to the Skinner entrance road, c. 1 km NE of Borel Rd. 473 Comment
  UCR217646  Harpagonella palmeri Jeff B. Galvin 2010-3-25 120 Riverside Perris-Aguanga Basin, West of Lake Matthews, south of Cajalco Road. Just east of small riparian woodland. Northwest side of a clay hill. 430 Comment
  UCR99159  Harpagonella palmeri A. C. Sanders, G. Helmkamp 1997-3-15 19993 Riverside Peninsular Range, Lake Skinner, SE foot of Bachelor Mtn., just north of the lake 600 Comment
  UCR94950  Helianthus annuus Scott D. White 1996-9-22 4541 Riverside Perris Basin, Perris: Nuevo Road near intersection with Wilson Ave., west of the San Jacinto River crossing. 436 Comment
  RSA0036781  Helianthus annuus Andrew Haimov, April Sleigh 1992-5-19 86 Riverside 1.5 miles east of Davis Road, south of pond#2, San Jacinto Wildlife Area. Comment
  SBBG45071  Helianthus californicus I. W. Clokey with E. G. Anderson 1935-8-21 6934 Riverside N fork of San Jacinto River 1500 Comment
  UCR193545  Helianthus californicus A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35663 Riverside Peninsular Range; San Jacinto Mtns., May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1555 Comment
  RSA180439  Helianthus gracilentus E. W. Lathrop 1965-5-7 5705 Riverside 5 miles SW of Murrieta on the De Luz Road. Comment
  UCR155314  Helianthus gracilentus A. C. Sanders, Mike Misenhelter 2005-3-23 29262 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  SD233777  Heliotropium curassavicum A. C. Sanders, Kelly Volansky 2003-10-16 27344 Riverside Moreno Valley: lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. (Riverside East 7.5' Q). 534 Comment
  RSA522284  Hemizonia fasciculata Steve Boyd, Orlando Mistretta, Walter Wisura 1989-5-30 3744 Riverside Lake Skinner County Pk, S. base of Bachelor Mtn Comment
  UCR137042  Hemizonia kelloggii A. C. Sanders 2004-5-5 27786 Riverside Gavilan Hills, route of proposed realignment of Gavilan Rd., SSW from Multiview Rd. intersection, c. 0.25 mi. NNW of Harford Spring, c. 1.2 mi. NE of Gavilan Peak 579 Comment
  RSA713783  Hemizonia mohavensis A. C. Sanders, S. D. Boyd, J. S. Ross, Mitch Provance 1998-10-25 22270 Riverside Mt. Edna Road, ca. 0.2 mi. west of Hwy 243. 1122 Comment
  SEINET2047161 Image available Hemizonia paniculata Howard Scott Gentry 1948-7-20 8177 Riverside Gentry Farm, ca. 3 mi NE of Murrieta. Comment
  UCR219986  Hemizonia paniculata A. C. Sanders, D. L. Sanders 2010-11-28 38698 Riverside Peninsular Range; NW Gavilan Hills, Angel Canyon Falls, above Home Gardens at the western edge of Riverside, 4.8 km NW (303 deg. ) of Lake Mathews dam, above intersection of Lincoln St. & Indiana Ave. 279 Comment
  UCR256785  Hemizonia paniculata T. B. Salvato, Matthew Malle 2013-5-20 7587 Riverside Perris-Aguanga Basin, Menifee, northwest corner of Bundy Canyon Road and Murrieta Road 515 Comment
  SEINET1908446  Heterocodon rariflorum A. C. Sanders, Mitch Provance 2008-1 35805 Riverside Peninsular Range; San Jacinto Mtns.; Coldwater Creek along trails in vicinity of junction of Sout Ridge and Coldwater Trails, 1.25 m. NE of Mountain Center, c. 3/4 mile NE of Keenwild Fire Station. 1450 Comment
  UCR94486  Heterocodon rariflorum Steve Boyd 1995-5-13 8511 Riverside Santa Ana Mtns, W of 'Onion Hill', SE of Elsinore Peak Area along trail following old Main Divide Road grade. 1006 Comment
  RSA0075891  Heterotheca grandiflora Carol Zuck 1981-2-16 40 Riverside On I-74, 14.8 miles southeast of Santa Rosa Rd. overlooking Elsinore. Comment
  SEINET11261246  Heterotheca grandiflora N. Duane Atwood 1993-3-26 17685 Riverside 6 miles NE of San Juan Capistrana along Hwy 74.; 0 Comment
  POM153366  Heterotheca sessiliflora subsp. echioides P. A. Munz, I. M. Johnston 1928-9-12 11249 Riverside Temescal Canyon. Comment
  OBI76848  Heterotheca sessiliflora var. sanjacintensis J. C. Semple & J. Chimielewski, J. Chimielewski 1987-9-30 8981 Riverside Idyllwild, CA-243, just S of Idyllwild Park, Manzanita Dr Comment
  CAS-BOT-BC206630  Heuchera hirsutissima Carl B. Wolf 1932-8-5 3977 Riverside Summit of San Jacinto Peak, San Jacinto Mountains 3293 Comment
  SD63342  Heuchera hirsutissima Walter Bertsch 1957-6-29 955 Riverside Desert slope of Toro Peak, Santa Rosa Mountains 2660 Comment
  CLARK-A1528-3225  Hibiscus denudatus John C. Roos 1949-3-19 4103 Riverside Orocopia Mountains Comment
  IRVC28828  Hibiscus denudatus Mark A. Elvin 2005-4-26 4231 Riverside Coachella Valley/Indio Hills; N of I-10. Northern Sonoran Desert 198 Comment
  RSA698122  Hibiscus denudatus Mary Edmunds 1932-3-26 s.n. Riverside Oasis-Coachella Valley. Comment
  UCR208895  Hibiscus denudatus I. M. Johnston 1917-4-4 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, mouth of Andreas Canyon 244 Comment
  CAS-BOT-BC312336  Hieracium albiflorum Edmund C. Jaeger 1921-6-29 s.n. Riverside Idyllwild, San Jacinto Mts. 1584 Comment
  UC63099  Hieracium horridum H. M. Hall 1897-8-11 814 Riverside Surprise Lake San Jacinto Mountains, Surprise Lake 2438 Comment
  JOTR33120  Hilaria rigida La Doux, Tasha, Mike Bell 2003-10-17 1605 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Wonderland of Rocks; Wall Street Mill parking area to Wonderland Wash 1304 Comment
  JOTR33121  Hilaria rigida La Doux, Tasha, Mike Bell 2003-10-17 1605 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Wonderland of Rocks; Wall Street Mill parking area to Wonderland Wash 1304 Comment
  RSA0016767  Hippuris vulgaris Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38147 Riverside San Bernardino National Forest, San Jacinto Mountains: Lake Fulmor. 1677 Comment
  UCR89862  Hoffmannseggia glauca J. M. Stewart 1990-9-23 654 Riverside Sonoran (Colorado) Desert, Interstate Hwy 10, 1.5 mi. west of Wiley Well Road. Comment
  CAS-BOT-BC206376  Hoffmannseggia microphylla Alice Eastwood 1913-4-30 3072 Riverside Palm Springs Comment
  OBI26133  Hoffmannseggia microphylla David J. Keil 1976-12-12 11913 Riverside Ca. 5 mi E of Indio along I-10 Comment
  RSA0125269  Hoffmannseggia microphylla Duncan S. Bell, Sarah De Groot, LeRoy Gross 2016-2-17 8757 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting on the Martinez Slide to the north of Toro Canyon, approximately 4.5 air miles east northeast of the summit of Martinez Mountain. 230 Comment
  RSA588185  Hoita macrostachya D. L. Banks, Victor W. Steinmann 1995-7-10 0750 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along the Wildhorse Trail, S of lower Arroyo Seco, NW of Wildhorse Peak. 609 Comment
  UCR141247  Holocarpha virgata subsp. elongata A. C. Sanders, Kelly Volansky 2004-10-6 28810 Riverside Santa Ana Mtns./Santa Rosa Plateau, 41050 Avenida La Cresta, south of Sierra Maria Rd. and c. 1.5 mi. north of Tenaja Rd., c. 2 miles NW of the Mesa de Colorado 671 Comment
  UCR76162  Hordeum depressum A. C. Sanders 1993-4-1 13661 Riverside Perris-Aguanga Basin Region, western edge of Hemet, 14 acre parcel at NE corner of intersection of Myers St. and Devonshire Ave., 0.75 mile NE of the intersection of Florida Ave (Hwy 74) and Warren Rd, just south of Tres Cerritos 460 Comment
  SEINET13262567 Image available Hordeum intercedens D. E. Bramlet 2001-1 3137 Riverside San Jacinto Wildlife Area, east of Davis Rd. at the San Jacinto River 434 Comment
  UCR117388  Hordeum intercedens A. C. Sanders, T. B. Salvato 2001-5-25 24384 Riverside San Jacinto Valley, west edge of Hemet, north side of Hwy 74 (Florida Ave.) at Warren Rd. 457 Comment
  UCR162953  Hordeum intercedens Fred M. Roberts, D. E. Bramlet 2005-4-1 6141 Riverside Upper Salt Creek, W of Hemet, parcel between Devonshire and Florida, c. 0.2km N of Florida and 0.2km W San Diego Aquaduct; c. 2km NW Ryn Field 457 Comment
  UCR189805  Hordeum intercedens Theresa Johnson 2007-3-27 314 Riverside San Jacinto Valley, San Jacinto Wildlife Area east of Davis Road, on southern edge of self-guided tour's 'Marsh A 433 Comment
  UCR94236  Hordeum marinum Scott D. White 1996-4-14 3892 Riverside Perris Basin, Near Perris Airport, c. 100 m north of Case Rd. and 100 m west of the San Jacinto River channel 433 Comment
  RSA750753  Hordeum murinum Scott D. White, Justin M. Wood 2009-5-22 12897 Riverside San Jacinto Mountains: Quinn Flat Meadow. 1372 Comment
  UCR41803  Hordeum murinum A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6035 Riverside Sonoran (Colorado) Desert, Hayfield Lake, NW end of the lake c. 0.5 mi SW of the pumping station 412 Comment
  HSC101531  Hordeum murinum subsp. murinum J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-14 12753 Riverside Weedlot in Indio, CA 10 Comment
  CAS-BOT-BC148557  Horkelia clevelandii Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Idyllwild Comment
  RSA0018952  Horkelia clevelandii Robert F. Thorne, Walter Wisura 1977-9-17 50775 Riverside San Jacinto Mountain: Long Valley to Round Valley along trail to summit. 2591 Comment
  UCR142729  Hornungia procumbens F. W. Peirson 1922-4-30 1896 Riverside Peninsular Range, Lancaster Valley, road from Hemet to Temecula 518 Comment
  CAS-BOT-BC201089  Hosackia crassifolia Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild Comment
  RSA0054881  Hugelia filifolia Keith E. Hoffmaster 1937-6-6 756 Riverside Near Valle Vista, Hemet Valley. Comment
  RSA5352  Hulsea heterochroma B. D. Stark 1932-6-5 3706 Riverside Hemet to Idyllwild Road, San Jacinto Mts 1524 Comment
  CAS-BOT-BC312583  Hulsea vestita subsp. callicarpha Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild Comment
  POM13248  Hulsea vestita subsp. callicarpha P. A. Munz, Johnston 1922-5-19 5393 Riverside Keen Camp, San Jacinto Mts. 1524 Comment
  RSA603705  Hulsea vestita subsp. callicarpha C. Epling, Robinson 1935-6-29 s.n. Riverside Near Keen camp, San Jacinto Mt. Comment
  UCR253359  Hulsea vestita subsp. callicarpha Ana Hernandez, John Dvorak 2011-8-4 028 Riverside San Jacinto Mountains, west of Forest Route 4S02.3 (Azalea Trail), 0.5 km south of Dark Canyon Campground 1746 Comment
  JOTR01267  Hulsea vestita subsp. parryi Cole, James E. 1941-5-30 831 A Riverside Joshua Tree National Park. QUAIL MOUNTAIN 1493 Comment
  RSA663893  Hymenoclea salsola C. R. Annable 1995-3-10 2263 Riverside 1.6km S of Lake Cahuilla County Park. Comment
  RSA740240  Hypericum formosum var. scouleri Scott D. White, Justin M. Wood 2008-7-8 12369 Riverside San Jacinto Mountains: Hurkey Creek Watershed- Bonita Vista Rd, ca 1/2 miles E and W of Hurkey Creek crossing. 1512 Comment
  RSA388391  Hypericum perforatum R. F. Thorne 1985-7-18 60067 Riverside Santa Rosa Plateau: Upper Clinton Keith Road 488 Comment
  UCD110394  Hypericum perforatum subsp. perforatum Robert F. Thorne; Steve Boyd and Earl Lathrop 1985-7-18 61167 Riverside Santa Rosa Plateau: Along upper Clinton Keith Road. 487 Comment
  UCR171961  Hypochaeris glabra John F. Green 2006-4-18 s.n. Riverside NE of Murrieta, just south of Los Alamos Rd. ('Clinton Keith Rd.'), on E and W sides of Liberty Rd. border between City of Murrieta and unincorporated French Valley 415 Comment
  CAS-BOT-BC219748  Hyptis emoryi W. R. Dudley 1903-12-25 s.n. Riverside Tahquitz Wash Comment
  HSC25950  Hyptis emoryi Richard Spjut 1972-1-6 2108 Riverside Colorado Desert, 6 mi. N on Eagle Mt. Rd. from jct. of I-10 305 Comment
  LA27349  Hyptis emoryi L. S. Rose; 1946-12-27 46308 Riverside Dead Indian Creek Wash, Palms to Pines Highway, 7 mi. SW of Indian Wells 274 Comment
  LA61585  Hyptis emoryi Carl Epling; 1935-3-23 sn Riverside Painted Canyon, near Mecca Comment
  RSA420168  Hyptis emoryi Freda Detmers 1930-2-2 s.n. Riverside Palm Canyon. Comment
  UC1922400  Hyptis emoryi Naomi Fraga, Lisa Rojas 2005-2-10 1382 Riverside Colorado Desert; Northeastern Colorado Desert region; Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  SEINET10498865  Hyptis emoryi A. K. Evans 1976-4-13 Evans 5191 Riverside Desert canyons of santa rosa mtns Comment
  UCR264612  Isocoma acradenia var. eremophila Mitch Provance 2012-11-9 1112- 1 Riverside Colorado Desert, Whitewater, near corner of Whitewater cutoff Rd. and Painted Hills Rd., about 0.1 miles N of Interstate 10 405 Comment
  UCR151125  Isocoma menziesii var. vernonioides Scott D. White 1998-10-9 7168 Riverside Peninsular Ranges/Santa Ana Mtns, Corona, near Bedford Canyon: ''Joseph Canyon'' wash near a disused quarry. Site adjacent to housing tracts now under construction, and proposed for same 366 Comment
  CAS-BOT-BC69943  Isoetes howellii Robert F. Thorne; Earl Lathrop 1969-5-12 37930 Riverside Santa Rosa Plateau: large vernal marsh on s. end of Mesa de Colorado, Rancho California. 624 Comment
  RSA545385  Isoetes howellii Robert F. Thorne 1975-5-20 45542 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 610 Comment
  RSA552691  Jepsonia parryi Steve Boyd, T. S. Ross, Orlando Mistretta 1992-2-26 6699 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon. 305 Comment
  CAS-BOT-BC133230  Juglans californica D. E. Bramlet 2003-5-28 3454 Riverside San Gorgonio wash, along dirt road to MWD tailings site. The site is 1768m south of Cabazon, and 762m north of the Colorado aqueduct 535 Comment
  UCR93817  Juglans californica P. J. MacKay 1996-6-15 013 Riverside Reche Cyn., 2.5-3 mi. south of S. B. county line on Reche Cyn. Rd. 580 Comment
  CAS-BOT-BC240300  Juglans hindsii A. C. Sanders; R. E. Riefner, Jr. 2009-8-11 37142 Riverside Peninsular Range: Box Springs Mtns. Foothills, Riverside, eastern side of UCR Campus in canyon below botanical garden 335 Comment
  RSA780936  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37147 Riverside Peninsular Range: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River. 238 Comment
  RSA781322  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37145 Riverside Box Springs Mtns. Foothills, Riverside, dry arroyo on UCR campus SE of student health center and just north of North Campus Drive 320 Comment
  UCR127917  Juglans nigra A. C. Sanders, J. Goetzen 1996-5-1 18134 Riverside San Bernardino Mtns., Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, north of Banning 915 Comment
  CAS-BOT-BC158117  Juglans regia A. C. Sanders; R. E. Riefner, Jr. 2009-8-11 37146 Riverside Peninsula Range: Riverside, UCR campus by West Campus Drive near The Barn 320 Comment
  UCR159817  Juncus bufonius Chris E. True, Robert Cox 2005-6-22 s.n. Riverside San Jacinto Mtns., north slope of the mountains near Azalea Creek, about 0.5 mile SW of the Twin Pines Ranch buildings 1067 Comment
  UCR170124  Juncus bufonius Jeffrey Ross, Sam Lau, Jenny Phui 1998-5-31 103 Riverside San Bernardino Mtns. region, Morongo Indian Reservation; Lion Canyon 756 Comment
  UCR174345  Juncus bufonius var. congestus A. C. Sanders 2006-5-19 32400 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
  UCR108836  Juncus effusus subsp. austrocalifornicus O. F. Clarke 1972-5-21 s.n. Riverside Riverside, Santa Ana River near Union Pacific Bridge 213 Comment
  RSA511037  Juncus luciensis Robert F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 51980 Riverside Santa Rosa Plateau: Mesa de Colorado 610 Comment
  UC1106415  Juncus macrandrus Peter Kamb 1948-7-4 1165 Riverside Hall Canyon San Jacinto Mts. 1645 Comment
  UC2571  Juncus macrophyllus H. M. Hall July 1901 2536 Riverside along west fork of Snow Creek San Jacinto Mountains (n side of mts.) 1524 Comment
  UCR24963  Juncus macrophyllus A. C. Sanders 1980-8-23 1758 Riverside San Jacinto Mountains, Black Mountain; c. 100 yards above Black Mtn. Campground along a small stream 2241 Comment
  SBBG57304  Juncus mexicanus R. Hoffmann 1929-9-7 Riverside San Jacinto Mtns Comment
  UC2029975  Juncus mexicanus Scott D. White, Tasha LaDoux 20 Apr 2000 7689 Riverside SOUTH OF HEMET: Gibbel Flat in the Santa Rosa Hills. Comment
  UCR14556  Juncus mexicanus A. C. Sanders 1974-5-12 00674 Riverside Santa Rosa Mtns, San Bernardino National Forest, Cactus Spring Trail, where trail crosses Horsethief Creek 1067 Comment
  POM49555  Juncus rugulosus Phillip A. Munz, I. M. Johnston 1924-7-29 8829 Riverside 6 miles SE of Poppet Flat, San Jacinto Mountains. 1524 Comment
  RSA263804  Juncus rugulosus George E. Johnson 1975-6-26 7 Riverside Mesa de Burro, 3.0 miles west of Murrieta. Santa Rosa Plateau. 610 Comment
  SD121509  Juncus tiehmii Barbara Ertter, Jeffrey L. Strachan 1980-5-21 3481 Riverside Santa Rosa Mountain Road (Forest Road 7S02), ca. 2 miles south of Highway 74 (Pines to Palms Highway), rivulets on southeast slope, moist granitic sand of opening in chaparral. 1584 Comment
  UCR113866  Juncus xiphioides Mitch Provance 2000-6-24 2070 Riverside Riverside, Santa Ana River Wash, between the Market Street bridge and the 60 Fwy 244 Comment
  RSA479917  Juniperus californica Steve Boyd 1985-12-14 1192 Riverside Gavilan Hills, Harford Springs County Park. Comment
  CAS-BOT-BC234575  Justicia californica Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  LA202787  Justicia californica B. Lewis; 1939-4-9 sn Riverside Palms to Pines Highway 152 Comment
  RSA80967  Justicia californica G. R. Campbell 1952-4-6 18416 Riverside 3 mi. S. of jct. with road to Cottonwood Springs, Joshua Tree National Monument Road from 29 Palms to Hwy 60-70. 915 Comment
Read comments
Nov 19 2011
  SEINET2043588 Image available Justicia californica John Adams 1966-3-12 445 Riverside Hwy 74, 2 mi above Palm Desert. 610 Comment
  SEINET7248824 Image available Justicia californica L. S. Rose 1946-1 46304 Riverside Tahquitz Canyon Wash, Palm Springs 139 Comment
  RSA683916  Kallstroemia californica Michael Denslow 2003-9-13 1546 Riverside Shavers Valley; I-10 at Mecca Exit, Box Springs Road. 470 Comment
  CAS-BOT-BC235498  Keckiella antirrhinoides L. R. Abrams 1941-4-22 13882 Riverside Palomar School near Perris Comment
  RSA401718A  Keckiella antirrhinoides subsp. microphylla Robert Gustafson, Gary D. Wallace 1982-5-19 2568 Riverside Pines to Palms Hwy (Hwy. 74), vicinity of Pinyon Flat campground. Comment
  UCR251872  Keckiella cordifolia M. A. Voeltz 2014-5-25 s.n. Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon near Corona, Cleveland National Forest, Trabuco Ranger District 403 Comment
  POM10203  Keckiella rothrockii subsp. jacintensis Charlotte M. Wilder s.n. Riverside Dry hills beow Tahquitz. Comment
  POM11201  Keckiella rothrockii subsp. jacintensis Philip A. Munz 1922-7-6 6027 Riverside Between Tahquitz Valley and Round Valley. 2287 Comment
  POM263183  Koeleria macrantha J. C. Roos 1937-5-10 457 Riverside South of Lake Elsinore Comment
  RSA403467  Koeleria macrantha M. B. Dunkle 1933-7-21 3721 Riverside Idyllwild 1616 Comment
  RSA585503  Koeleria macrantha D. L. Banks, Steve Boyd 1995-5-9 0364 B 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
  RSA740082  Koeleria macrantha Scott D. White, Justin M. Wood 2008-6-16 12147 Riverside Meadow at Quinn Flat. 1378 Comment
  SBBG3340  Krameria bicolor H. and M. Dearing 1936-12-25 821 Riverside Thousand Palms Comment
  CAS-BOT-BC43712  Krameria erecta Peter H. Raven 1958-5-18 12999 Riverside Along State Highway 74, 4.9 miles north - east of Pinon Flats, San Jacinto Mountains Comment
  LA45698  Krameria erecta Carl Epling; William Robison 1933-6-26 sn Riverside Little San Bernandino Mountains, Basin 5 mi. S of Lost Horse Wells Comment
  POM301793  Krameria erecta J. Cole 1942-5-19 968 Riverside White Tanks Area, Joshua Tree National Monument. 61 Comment
  RSA3960  Krameria erecta Carl B. Wolf 1932-4-29 3098 Riverside mesas at Western edge of Maria Mts., eastern Colorado Desert, 20 mi. from Blythe on Rice road. 152 Comment
  CLARK-A1528-5489  Krameria grayi John C. Roos 1948-4-24 3804 Riverside Whitewater Comment
  RSA0107470  Krameria grayi Duncan S. Bell, Amanda Turek 2009-3-29 154 Riverside Collecting in the large western drainage of the Arica Mountains, within the Palen/McCoy wilderness area. 434 Comment
  UCR16328  Krameria grayi M. J. Arbaugh 1978-5-27 s.n. Riverside Coachella Valley/Colorado Desert, 2 mi. east of Cabazon on side of telephone access road. Comment
  UCR200303  Krameria grayi Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11228 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range 549 Comment
  CLARK-A1528-1976  Lactuca serriola John C. Roos 1965-10-7 Riverside Beaumont Comment
  UCR121822  Lactuca serriola A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24604 Riverside Mojave Desert, Little San Bernardino Mtns, Stubbe Spring, Joshua Tree National Park, 4.35 mi. (airline) SW from park road in Lost Horse Valley 1372 Comment
  UCR202423  Lagophylla ramosissima Yvonne Thompson, G. Nuhn 1998-9-3 s.n. Riverside San Gorgonio Pass, Banning, site of proposed development called 'Sunset Crossing' at NW corner of Sunset and Westward Aves., between Sunset and Highland Home Rd., N of Westward 756 Comment
  UCR21907  Lamarckia aurea Steve Boyd 1980-5-2 156 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  RSA644202  Langloisia setosissima subsp. setosissima V. W. Steinmann, P. I. Moscosa 1998-4-21 1369 Riverside Orocopia Mountains, ca. 2 km southwest of the Hayfield exit of I-10. 750 Comment
  CLARK-A1528-4436  Larrea tridentata John C. Roos 1937-4-18 1354 Riverside Whitewater Comment
  RSA390013  Larrea tridentata N. C. Cooper 1944-4-8 1048 Riverside Andreas Canyon. 305 Comment
  RSA457779  Larrea tridentata Steve D. Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2219 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine. 400 Comment
  UC303764  Larrea tridentata unknown May 1 1906-May 10 1906 229 -6724 Riverside Palm Springs; Colorado Desert Comment
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Nov 30 2009
  UCR228391  Larrea tridentata Thomas R. Stoughton, J. McConnaughy, A. Monks, M. Volke 2010-4-20 149 Riverside Colorado Desert; Little San Bernardino Mountains region, W of Palen/ McCoy Wilderness. Intersection of Hwy 177 and Palen Pass Rd (kiosk) 366 Comment
  UCR90269  Larrea tridentata F. M. Reed 1917-5-19 3943 Riverside Western Colorado Desert, Palm Canyon, near Palm Springs 152 Comment
  UC63395  Lastarriaea coriacea H. M. Hall 1904-5-29 4964 Riverside vicinity of Riverside 304 Comment
  CAS-BOT-BC338931  Lasthenia californica Carl B. Wolf 1935-4-7 6305 Riverside Gavilan Hills Region. 2 mi. SW. of Perris 426 Comment
  RSA15096  Lasthenia californica Daniel Cleveland 1882-05 s.n. Riverside Temecula. Comment
  SD215406  Lasthenia coronaria W. Wisura, A. King and L. Newcomb 1992-4-10 4670 Riverside Mission Creek Ranch, west of Highway 62 below Morongo Valley. Comment
  UCR18317  Lasthenia coronaria Saul Frommer 1979-4-19 s.n. Riverside Peninsular Range, near Aguanga, on Hwy R3 [closer to Radec] 549 Comment
  UCR88736  Lasthenia coronaria A. C. Sanders 1995-4-13 16498 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Devil's Garden, E end of the mtns., 2.1 mi west of Hwy 62 on Pierson Avenue and dirt extension, 1.7 mi above Sierra Blvd. 793 Comment
  UCR97899  Lasthenia coronaria A. C. Sanders 1997-3-1 19710 Riverside Riverside, Box Springs Mtns.: Coyote Hill (Bench Mark 'Versity', 1386 ft.) and ridge S and SE of the UCR Botanic Garden 427 Comment
  UC69222  Lasthenia gracilis F. M. Reed 1905-5-15 16 Riverside canyon in hills near Auburndale Bridge (vicinity of Riverside) Comment
  UCR232783  Lasthenia gracilis John F. Green 2008-4-15 0408- 27 Riverside Peninsular Range; Perris-Aguanga Valley, Moreno Valley/Mead Valley area, square parcel 0.8 km on a side, between Nandina Ave. and Oleander Ave., east of Day St. 523 Comment
  RSA33899  Lathyrus vestitus subsp. laetiflorus N. C. Cooper 1945-5-24 1637 Riverside Big Oaks Canyon, Banning. 1219 Comment
  RSA405708  Lathyrus vestitus subsp. laetiflorus D. A. Young 1969-4-12 P- 457 Riverside 10 mi SE of Hemet on State St. 335 Comment
  RSA510024  Lathyrus vestitus subsp. laetiflorus B. Pitzer, E. Misquez 1988-2-28 616 Riverside 2 mi s of Rancho California Road (sw of Murrieta, Walker Basin, Avenida del Oro); Walker Basin, Avenida del Oro. Comment
  RSA606059  Lathyrus vestitus var. alefeldii R. S. Woglum 1937-5-22 586 Riverside Santa Rosa Mountains. Comment
  SBBG3349  Lathyrus vestitus var. vestitus H. and M. Dearing 1940-6-8 4351 Riverside W of Ribbonwood Comment
  SEINET3147917  Layia glandulosa M. F. Gilman 1904-1 3 Riverside Banning Comment
  RSA704000  Layia platyglossa Daphne K. Christopher, H. Stevens, Zach Princip 131 Riverside Near Hermano Road, off Hwy. 15, Indian Truck Trail exit. On main gravel road heading away from ranch entrance and private residence driveways. 377 Comment
  SDSU18391  Layia platyglossa C. Matt Guilliams 2008-2-27 485 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 370 Comment
  RSA0031359  Lemna minor D. L. Crawford 1916-7-5 s.n. Riverside Fairmont Lake. Comment
  UCR143141  Lepidium dictyotum var. acutidens D. E. Bramlet 1997-3-13 2493 Riverside Peninsular Ranges; Perris-Aguanga Basin region, Nichols Road Wetlands, c. 275-335m SE of Nichols Road, 91m west of Collier Ave. and 196-305 m west of the I-5, east of the dirt road extending S from Nichols Rd. and adjacent to Alberhill Creek 381 Comment
  UCR21964  Lepidium dictyotum var. dictyotum Steve Boyd 1980-5-20 s.n. Riverside Harford Springs County Park, NW corner of the Gaviln Plateau. S fork of the creek, S end of park Comment
  UCR281095  Lepidium dictyotum var. dictyotum Mitch Provance, Jeremiah George 2017-3-23 317- 69 Riverside Elsinore Trough, Lake Elsinore, about 350 ft. NW of the corner of Diamond Dr. and Pete Lehr Dr. 386 Comment
  CAS-BOT-BC89443  Lepidium fremontii K. Larson 1976-6-9 2021 Riverside Ca. 25 miles east of Indio. Comment
  POM147643  Lepidium fremontii F. M. Reed 1927-3-20 5476 Riverside Mouth of Cottonwood Springs Canyon, 30 miles E of Mecca, Colorado Desert. 274 Comment
  CAS-BOT-BC89584  Lepidium lasiocarpum C. L. Hitchcock 1940-3-31 5884 Riverside 0.5 mile below Cottonwood Spring. 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
  SFV6306  Lepidium lasiocarpum T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-2 45 Riverside Little San Bernardino Mountains Little San Bernardino Mountains. Berdoo Canyon. Sandy wash. Comment
  RSA689387  Lepidium latifolium Scott D. White 2003-6-9 9524 Riverside Northeast corner of Devonshire Ave. and Warren Rd., immediately south of Tres Cerritos. 473 Comment
  UCR239905  Lepidium latifolium O. F. Clarke 2004-4-20 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River at Mission Blvd. Bridge below Mt. Rubidoux 238 Comment
  UCR199709  Lepidium nitidum Justin M. Wood 2008-2-4 03 Riverside Santa Ana Mountains, Liberty Quarry, west of fwy 15 near the Rainbow exit 701 Comment
  CHSC8476  Lepidium oblongum Edward Laidlaw Smith 1958-3-21 470 Riverside 2 mi. e. of Indio on Hwy 60. Salton Sea Drainage Area. Comment
  RSA0013160  Lepidium virginicum subsp. menziesii LeRoy Gross, Caitlin Elam 2013-5-14 6060 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  UCR261486  Lepidium virginicum var. pubescens A. C. Sanders, Katie Young, John Hale 2015-4-22 41585 Riverside San Gorgonio Pass, San Gorgonio River wash, SE of Cabazon, east of Elm St., c. 1.6 km south of I-10, 1.2 km NW (319 deg. ) of One Horse Spring 458 Comment
  UCR166805  Lepidium virginicum var. robinsonii R. E. Riefner Jr. 2005-4-1 05- 196 Riverside Hemet, hills SW (c. 0.5 mi) off intersection of California Avenue and Stetson Avenue 497 Comment
  RSA87136  Leptochloa fusca subsp. uninervia F. W. Peirson 1924-12-30 5404 Riverside Thousand-Palms Canyon, north side of Coachella Valley. 122 Comment
  RSA425021  Leptochloa panicea subsp. mucronata J. C. Roos 1958-9-28 s.n. Riverside Coachella. Comment
  JOTR16779  Leptochloa uninervia Nelson, Steve 1973-10-14 1377 Riverside Joshua Tree National Park. BARKER DAM AREA Comment
  UC166290  Leptochloa uninervia S. B. Parish 1912-6-28 8119 Riverside Mecca Colorado Desert Comment
  UCR211699  Leptochloa uninervia Fred M. Roberts, Michelle Balk 2006-8-24 6405 Riverside Upper San Jacinto Valley, Hemet, south side of Esplanade Rd. near intersection with Alabaster Rd., 0.3 km E of junction with Warren Rd. 452 Comment
  CLARK-A1528-721  Leptodactylon californicum Larry Cohen 1969-5-10 Riverside 655 Comment
  VVC382  Leptodactylon californicum Markell Kohn 1959-4-19 s.n. Riverside San Jacinto Mtns., On Banning-Idyllwild rd, 9.1 mi N. (below) Grande Vista (sic - Vista Gran) Ranger Sta. 724 Comment
  POM364672  Leptosiphon floribundus E. Crow 1929-4-21 341 Riverside Hills west of Lake elsinore Comment
  CAS-BOT-BC227048  Leptosiphon floribundus subsp. glaber C. F. Baker 1904-4-4 4113 Riverside Elsinore Comment
  SD152786  Leptosiphon parviflorus Steve Boyd, Tim Ross 1992-5-5 7241 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area; eastern portions of Oak Flats along the Bluewater Trail. 792 Comment
  UCR202034  Lessingia filaginifolia Denise Woodard, G. Nuhn 1995-8-21 s.n. Riverside Peninsular Range; Perris-Aguanga Basin, 300 acre parcel at west end of Domenigoni Valley, c. 3 miles south of Winchester on the west side of Winchester Rd. 470 Comment
  CDA8184  Lessingia filaginifolia var. filaginifolia G. C. Fleischman 1945-10-21 Riverside Banning. 0 Comment
  CAS-BOT-BC339361  Lessingia glandulifera var. glandulifera D. E. Breedlove 1961-8-5 951 Riverside Along State Highway 74, 5 miles east of Keen Camp, Hemet Valley, San Jacinto Mountains 1341 Comment
  POM230189  Lessingia glandulifera var. glandulifera I. W. Clokey, Edward Anderson 1933-8-21 6951 Riverside W of Keen Canyon. 1200 Comment
  UCR106905  Lessingia glandulifera var. glandulifera D. L. Banks, L. Raz 1996-11-5 1176 Riverside Agua Tibia Mountains, Pechanga Indian Reservation, east of San Gabriel Church; along main road in the Reservation; c. 20 m east of its intersection with Pechanga Creek 393 Comment
  RSA334994  Leymus triticoides Steve Boyd 1985-7-23 1006 Riverside De Luz Rd., 5.5 miles west of Rancho California. 396 Comment
  SD137973  Lilium humboldtii subsp. ocellatum Darin L. Banks, Victor Steinmann 1995-7-10 749 Riverside Northwest Palomar Mtns; Agua Tibia Mtns; Cleveland Nat'l Forest, Agua Tibia Wilderness Area; Along the Wildhorse Trail, south of lower Arroyo Seco, northwest of Wildhorse Peak, in major drainage that flows off the northwest flank of Wildhorse Peak 609 Comment
  CHSC26247  Lilium parryi Dieter H. Wilken; Gary D. Wallace 1966-7-3 1052 Riverside Fuller Mill Creek, San Jacinto Mtns. 1524 Comment
  POM47976  Lilium parryi Philip A. Munz, I. M. Johnston 1924-7-27 8751 Riverside Dark Canyon, San Jacinto Mountains. 1981 Comment
  RSA68359  Lilium parryi Verne Grant, Alva Grant 1951-7-19 16091 Riverside Idyllwild, San Jacinto Mountains. 1646 Comment
  UCR40359  Limnanthes gracilis subsp. parishii Tom Griggs, E. W. Lathrop 1985-3-3 2 Riverside Santa Rosa Plateau, Mesa de Colorado, on The Nature Conservancy Preserve, 4 mi. west of Murrieta Comment
  CAS-BOT-BC248277  Limonium duriusculum A. C. Sanders; John F. Green 2012-6-25 40298 Riverside Peninsular Range; Santa Ana Mts. Region: Temescal Canyon, benches south of I-15 and east of Horsethief Canyon Rd., north end of Bucking Bay Dr. 433 Comment
  UC68745  Linanthus aureus subsp. aureus H. M. Hall May 1905 6001 Riverside Cottonwood Pass Colorado Desert 609 Comment
  CHSC1259  Linanthus californicus S. Westerberg 1938-4-12 Riverside Palm Springs. Comment
  RSA783373  Linanthus ciliatus J. D. Olmsted 1959-6-23 664 Riverside M. fk. San Jacinto River. Desert Sun School near Idyllwild 1646 Comment
  UCR92656  Linanthus dianthiflorus Scott D. White 1996-3-31 3871 B Riverside Elsinore Basin, Bundy Canyon, SE of Lake Elsinore; c. 1 road mile (+- 0.2 mi) east of Bundy Canyon Road exit from Hwy I-15. About 40 ft. south of road along mapped intermittent blueline stream 463 Comment
  RSA523546  Linanthus dianthiflorus subsp. dianthiflorus Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4006 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  RSA480084  Linanthus filiformis Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2173 Riverside Palen Pass at the north end of the Palen Mountains. 500 Comment
  UC880048  Linanthus lemmonii Marcus E. Jones, A. M. 1882-4-25 3174 Riverside San Jacinto Comment
  RSA752781  Linanthus liniflorus Scott D. White, Justin M. Wood 2009-5-21 12845 Riverside San Jacinto Mountains: McMullen Flat area, 0.35 N on Valley Hi Dr, from intersection w/ Twin Pines Rd. 1195 Comment
  UCR68854  Linanthus nuttallii subsp. floribundus Steve Boyd, T. S. Ross 1990-5-11 4637 Riverside Peninsular Range, Cleveland National Forest: Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground 610 Comment
  SEINET14377214  Linanthus pungens H. M. Hall 1901-6 2130 Riverside San Jacinto Mountains 1524 Comment
  UCR24243  Linanthus pygmaeus John C. Roos 1950-4-22 4757 Riverside Hills NE of the summit of Reche Canyon 823 Comment
  UCR41453  Linaria bipartita B. G. Pitzer 1986-2-22 0017 Riverside San Bernardino Mountains, Whitewater Canyon at Fish Hatchery, also to c. 0.5 mi north of hatchery, c. 5 mi north of Hwy I-10 on Whitewater Canyon Road 732 Comment
  UCR116913  Linaria canadensis var. texana A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23958 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon area west of Del Rey Rd., hills on both sides of gas pipeline route 390 Comment
  UCR201621  Linum lewisii Scott D. White, Justin M. Wood 2008-6-16 12146 Riverside San Jacinto Mountains, meadow at Quinn Flat 1378 Comment
  UCSB12130  Linum lewisii Breedlove, Dennis 1961-5-6 Riverside 150 yds. SW of road, 4.2 mi. SE Vista Grande Guard Station Riverside County Hwy. #1, San Jacinto Mts. Comment
  UCR263468  Lithophragma A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35580 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek watershed, c. 1.25 mi ENE of Mountain Center, nameless tributary to Coldwater Creek north of Johnson Meadow, below mapped spring 1479 Comment
  RSA282924  Lithophragma affine subsp. affine C. W. Tilforth, B. Busenberg 1980-6-17 2019 Riverside Slopes ca. 1/2 mi. south of Toolbox Springs Campground along Thomas Mtn. Road, south of Lake Hemet, west of Hiway 74. 1982 Comment
  RSA180296  Lithophragma affine subsp. mixtum E. W. Lathrop 1965-4-4 5619 Riverside 8 miles west of Murrieta. Comment
  GMDRC7792  Loeflingia squarrosa J. M. Andre 2015-3-6 33556 Riverside Coachella Valley: sandy flats along Snow Canyon Rd, just south of Hwy 111 362 Comment
  UC909047  Loeseliastrum schottii H. K. Wagnon 1944-3-26 364 Riverside n. side Cathedral Canyon (Cathedral City); , Cathedral Canyon Comment
  RSA0119998  Logfia arizonica Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-24 9089 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5.75 air miles southeast of the summit of Martinez Mountain. 550 Comment
  JEPS8393  Logfia filaginoides Rimo Bacigalupi with J. F. MacBride and Ruth D. Sanderson 1952-4-2 3606 Riverside slopes at mouth of Andreas Canyon (an offshoot of Palm Canyon) (e base of mountain.); Mt. San Jacinto Comment
  UCR59859  Logfia filaginoides J. M. Stewart 1988-3-21 623 Riverside Sonoran (Colorado) Desert, Corn Spring Canyon about 2 miles west of Aztec Well 688 Comment
  SEINET1869744 Image available Lolium multiflorum Walter Graves 2002-1 602 -4 Riverside Riverside: grown at U.C.R. in Agricultural Operations Fields. 305 Comment
  RSA651782  Lolium perenne subsp. multiflorum Karen Cook 1966-5-19 s.n. Riverside UCR campus; east entrance to Life Sci. Bldg. and 30 yds N. of it. 304 Comment
  RSA691957  Lomatium dasycarpum Scott D. White, Michael Honer 2003-4-9 8980 Riverside About 1 mile N of the I-15 Freeway and 1 mile east of Lake St. exit, on and around unnamed peak 2349. 549 Comment
  UCR34986  Lomatium mohavense L. B. Ziegler 1969-5-30 368 Riverside San Jacinto Mtns, Hemet Valley 1387 Comment
  RSA741271  Lonicera subspicata Scott D. White, Justin M. Wood 2008-7-10 12448 Riverside San Jacinto Mountains: Fobes Spring 1500 Comment
  CAS-BOT-BC234886  Lonicera subspicata var. denudata H. M. Hall 1901-7-1 2529 Riverside San Jacinto Mountains. In the vicinity of Strawberry Valley 1615 Comment
  POM17806  Lonicera subspicata var. denudata P. A. Munz 1923-6-14 7052 Riverside Glen Ivy Trail to Santiago Peak 1066 Comment
  SDSU13328  Lonicera subspicata var. denudata Ryan Jacobson, Jeremy Mass 2000-4-19 11 Riverside On banks of Stone Creek, Santa Margarita Ecological Reserve, along jeep trail going from south-side facility to north-side facility. About 1.5 miles from south-side facility. 183 Comment
  RSA0012655  Lotus corniculatus LeRoy Gross, Caitlin Elam 2013-5-14 6082 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  UC489022  Lotus grandiflorus C. V. Meyer 1929-6-13 751 Riverside Idyllwild Grade San Jacinto Mts. 1524 Comment
  RSA653540  Lotus heermannii Scott D. White 1999-5-24 7385 (3 repl. total) Riverside San Jacinto Valley, San Jacinto River wash: Just N of City of San Jacinto, about 1 mile SE of State St. Bridge. 448 Comment
  UCR111563  Lotus heermannii Mitch Provance 1999-5-4 1698 Riverside San Bernardino Valley Region, Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  RSA282916  Lotus nevadensis var. nevadensis C. W. Tilforth, B. Busenberg 1980-6-17 2020 Riverside On slopes south of Toolbox Springs Campground, Thomas Mtn. Road, south of Lake Hemet & west of Highway 74 Comment
  UCR171137  Lotus purshianus John F. Green 2005-5-17 s.n. Riverside Perris-Aguanga Basin, Markham Pit; Gravel pit on SE corner of Markham Street and Day Street, south of March Air Force Base 537 Comment
  RSA90306  Lotus rigidus F. W. Peirson 1919-4-14 712 Riverside Murray Canyon, near Palm Springs. Comment
  RSA406830  Lotus salsuginosus var. brevivexillus Robert Gustafson 1978-3-22 837 Riverside Joshua Tree Natl. Monument, about 3 miles north of Hwy. 70 on the road that leads to 29 Palms. 610 Comment
  RSA617163  Lotus scoparius var. brevialatus Scott D. White, M. Jacobsmeyer 1996-4-20 3958 Riverside SW of Perris: Hillside S of the San Jacinto River Channel. 488 Comment
  RSA771701  Lotus scoparius var. brevialatus Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4697 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
  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
  JEPS55810  Lotus strigosus W. L. Jepson 1927-4-12 11639 Riverside n of Mecca Hills; Painted Canyon 76 Comment
  RSA613408  Lotus strigosus D. L. Banks 1997-4-5 1683 Riverside NW Palomar Mountains, Agua Tibia Mountains: Agua Tibia Wilderness Area. South of Dorland Mountain, just west of the Pechanga Indian Reservation boundry, at the headwaters of a tributary of the north fork of Pechanga Creek. 768 Comment
  RSA771700  Lotus strigosus Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4696 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
  RSA777532  Lotus strigosus Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-30 909 Riverside McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 290 Comment
  UCR158517  Lotus strigosus A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30027 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
  UCR228886  Lotus strigosus A. C. Sanders 2011-4-6 38999 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
  UCR84840  Lotus strigosus A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16146 .1 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  POM259731  Lotus tomentellus E. C. Jaeger 1939-12-29 s.n. Riverside Eytel canon [canyon]branching from Fargo Canon [canyon] 5 mi. east Indio. 244 Comment
  SD148100  Ludwigia peploides G. K. Helmkamp, E. A. Helmkamp 2000-8-29 5981 Riverside Colorado Desert.: South of Mecca, where Lincoln St. crosses the Whitewater River. About 0.5 miles from the Salton Sea. One large cluster beside the river water. 67 Comment
  RSA414450  Lupinus argenteus var. tenellus Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  CHSC8469  Lupinus arizonicus Edward Laidlaw Smith 1958-3-21 474 Riverside 2 mi. e. Indio on Hwy 60. Salton Sea drainage area. San Bernardino Mt. Range. Comment
  RSA792482  Lupinus arizonicus Justin M. Wood, Dustin Ray 2011-4-28 3844 Riverside Sonoran Desert: Chuckwalla Valley; Eagle Mountain Road, 2.8 miles west of Desert Center and 0.9 miles north of I-10. 312 Comment
  UC199855  Lupinus arizonicus G. B. Grant 1906-4-20 6783 Riverside Palm Spring; Southern California Comment
  UC865464  Lupinus arizonicus Ira L. Wiggins 1937-3-9 8753 Riverside wash 5 mi w Shaver's Well; w of Shaver's Well Comment
  UCR103558  Lupinus arizonicus George K. Helmkamp, E. A. Helmkamp 1998-1-17 2550 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road ENE of Mecca and on the north side of the Coachella Canal .3 Comment
  UCR213884  Lupinus arizonicus Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10895 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  RSA792468  Lupinus bicolor Justin M. Wood 2011-4-4 3403 Riverside San Bernardino Mountains Foothills: San Gorgonio River wash, off of Bluff Street, just east of Banning Bench. 881 Comment
  SBBG92279  Lupinus bicolor J. Hirshberg 1989-4-3 Riverside S of town of Murrieta, W of Mesa de Burro, Santa Rosa Plateau 609 Comment
  OBI83273  Lupinus bicolor Rhonda Riggins 1985-3-27 1517 Riverside Santa Roas Plateau. Comment
  SEINET7358736  Lupinus concinnus L. Haines 1937-4-9 s.n. Riverside Pasture one mile west of San Jacinto, California;; 0 Comment
  UC15827  Lupinus concinnus H. M. Hall June, 1901 2067 Riverside s side San Jacinto Mountains (San Jacinto Mountains); s side San Jacinto Mountains 1645 Comment
  RSA34569  Lupinus concinnus subsp. optatus N. C. Cooper 1944-6-17 1434 Riverside San Jacinto Mtns. West side. 1372 Comment
  SEINET10485077  Lupinus concinnus subsp. optatus Robert F. Thorne, F. R. Fosberg; Marie, Helene Sachet; Derral Herbst 1983-4-23 Thorne 55497 Riverside San berdino mts: sandy wash along whitewater river where road crosses river Below fish hatchery, ca. 4 Mi north of whitewater post office. Prostrate, Purple-flowered annual. 640 Comment
  RSA519404  Lupinus elatus Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  RSA413571  Lupinus excubitus var. austromontanus N. C. Cooper 1944-6-17 1421 Riverside San Jacinto Mtns, Above Banning. 1067 Comment
  SEINET8042261  Lupinus hirsutissimus Unknown 404 Riverside Boxsprings Mts. Comment
  RSA761993  Lupinus hyacinthinus Peter Guiden, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 73 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UCR104191  Lupinus hyacinthinus Scott D. White 1997-5-18 5177 Riverside San Jacinto Mtns., 'Black Mountain Scenic Area,' Black Mountain Trail between Hwy 243 and Cinco Poses Trail junction 1829 Comment
  SFV13141  Lupinus longifolius M. J. Thor 1982-9-17 148 Riverside San Jacinto Mountains Idyllwild Park. Lily Creek, rocky part along roadway. 1616 Comment
  RSA619547  Lupinus microcarpus D. L. Banks 1997-5-5 1996 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek, along the south fork of Pechanga Creek. 396 Comment
  JEPS65100  Lupinus microcarpus var. densiflorus W. L. Jepson 1901-5-17 1248 Riverside San Jacinto Valley lands at Florida; San Jacinto Valley, Valley Lands at Florida Comment
  RSA3983  Lupinus shockleyi Carl B. Wolf 1932-4-29 3121 Riverside Eastern Colorado Desert, 3 miles S of Rice on the Blythe road. 213 Comment
  RSA757617  Lupinus sparsiflorus LeRoy Gross, Jackie McConnaughy, Drew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4341 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
  UCR272436  Lupinus sparsiflorus Cheryl Sevilla, Sarah J. De Groot 2015-3-18 040 Riverside San Bernardino Mountains, San Gorgonio Wilderness Area, off the Pacific Crest Trail c. 2.2 air miles north of the Whitewater Preserve Ranger Station, hillside east of the Whitewater River drainage 885 Comment
  RSA608359  Lupinus sparsiflorus J. Agardh 1930-4-13 s.n. Riverside San Jacinto Mountains. Comment
  RSA395351  Lupinus sparsiflorus subsp. sparsiflorus Steve D. Boyd 1986-4-22 1747 Riverside Temescal Canyon; Stable alluvial benches of Indian wash just S of I-15. Comment
  CLARK-A1045-82  Lupinus succulentus George K. Helmkamp 1978-4-27 Riverside Valle Vista Mountain Avenue and Florida road; roadside; Hemet 7.5'Q Comment
  CSUSB1453  Lupinus succulentus Paul D. Wood 1970-4-19 Riverside Riverside, on a hillside at intersection of Indian Hill Road and Ladera Lane. 274 Comment
  RSA28072  Lupinus truncatus I. L. Wiggins 1941-3-27 9693 Riverside 4 mi. north of Whitewater. Comment
  RSA554282  Lupinus truncatus Scott D. White 1992-2-25 92 -8 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
  UC73208  Lupinus truncatus Miss M. A. King 1893-1 Riverside Menifee Comment
  UCR173148  Lupinus truncatus Abby Sirulnik 2000-4-25 20 Riverside Peninsular Ranges, Southwestern Riverside County Multispecies Reserve, c. 3 mi NE of Skinner Reservoir 610 Comment
  CAS-BOT-BC231425  Lycium andersonii F. M. Reed 1917-12-1 s.n. Riverside Tequesquite Canon [Canyon], Riverside Comment
  UCR160093  Lycium andersonii Scott D. White 1999-4-20 7280 Riverside Colorado River Valley, Blythe area, Southern foothills of the Big Maria Mtns, NW of Calif. Hwy 95, c. 7 road mi N of the junction of Hwy 10 and Intake Blvd in Blythe 137 Comment
  CAS-BOT-BC231479  Lycium brevipes var. brevipes E. A. McGregor 1917-3-19 2050 Riverside Colorado Desert. Fig Tree John's west shore of Salton Sea Comment
  JOTR30955  Lycium cooperi La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1930 Riverside Joshua Tree National Park. (Stop 1) Pleasant Valley at base of Hexie Mountains, near Blue Cut Gorge Comment
  UCR85278  Lycium cooperi Bern Schwenn 1994-4-29 s.n. Riverside Mojave Desert, Joshua Tree National Monument: Lost Horse Mtns, SE of Ryan Campground along Calif. Riding and Hiking Trail 1402 Comment
  UCR14839  Lythrum hyssopifolia A. C. Sanders, O. F. Clarke, Dan Vossler 1975-7-23 425 Riverside Santa Ana Mtns., Santa Rosa Plateau, west of Murrieta, c. 1/2 mile west of large vernal pool on Mesa de Colorado, intersection of Avocado Mesa Rd. & Los Gatos Rd. 623 Comment
  RSA736980  Machaeranthera canescens Scott D. White, Angelia Carey, Linca Archa 2004-8-5 10668 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation- Indian Creek and adjacent uplands, from confluence w/ San Jacinto River to +/- 2 miles upstream. 534 Comment
  UCR272884  Machaeranthera pinnatifida subsp. gooddingii Duncan S. Bell 2009-10-9 497 Riverside southwest section of the Arica Mountains 410 Comment
  RSA674531  Madia gracilis Scott D. White, Sandy Leatherman 2000-5-31 7989 Riverside Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east- and north-facing slopes. 640 Comment
  UCR89766  Madia gracilis Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3344 Riverside Peninsular Range; Santa Ana Mns., Proposed pipeline route; Lake Elsinore Pumped Storage Hydroeletric Project. west of Lake Elsinore, SE of Hwy 74 915 Comment
  OBI5742  Malacothamnus fasciculatus subsp. fasciculatus Charlotte M. Wilder June1904 35 Riverside Wilder's Canon Jurupa hills Comment
  CSUSB1448  Malacothamnus fasciculatus var. laxiflorus Dorothy Detrich 1966-5-16 Riverside Riverbottom at base of Mount Rubidoux. Comment
  JEPS23586  Malacothrix clevelandii Peter H. Raven 1958-5-17 12955 Riverside 7.4 mi se Banning (on road to Idyllwild); San Jacinto Mountains Comment
  UCR90378  Malacothrix clevelandii D. L. Banks, P. Morrell 1995-5-4 0310 Riverside Agua Tibia Mtns., Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn, east of the Dripping Springs Alcove Area, north of the Wildhorse Trail, on hills north of Wildhorse Peak. 732 Comment
  CAS-BOT-BC345464  Malacothrix coulteri H. M. Hall 1902-4-21 2925 Riverside Vicinity of Riverside 487 Comment
  UC54143  Malacothrix coulteri H. M. Hall 1902-4-21 Riverside vicinity Riverside 487 Comment
  RSA0122705  Malacothrix glabrata Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9059 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
  RSA475301  Malacothrix glabrata Steve Boyd, Sara Meury, Richard Noyes, D. Nordin, L. Arnseth, Timothy S. Ross 1988-3-10 2109 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  UC1595711  Malacothrix glabrata W. Wisura, A. King, and L. Newcomb 1992-4-10 4669 Riverside below Morongo Valley (Mission Creek Ranch, w of Hwy 62) Comment
  UC1979612  Malacothrix saxatilis var. tenuifolia D. L. Banks, Victor Steinmann 1995-7-10 0743 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along the Wildhorse Trail, S of lower Arroyo Seco, NW of Wildhorse Peak. Comment
  SEINET10625161  Malva parviflora Nye Leith, Greg Gust 2005-3-11 Nye 63 Riverside Lake Elsinore. Intersection of Malaga and Mission Trail Rd. 398 Comment
  UCR166541  Malva parviflora Scott D. White, Jennifer H. Jones 2005-4-12 10873 Riverside Coachella Valley, Indio area, vacant land NE of the I-10 Freeway interchange at Jefferson 18 Comment
  CLARK-A1045-182  Marah fabacea var. agrestis George K. Helmkamp 1979-5-5 Riverside Santa Ana Mountains vernal pool; Wildomar 7.5'Q Comment
  RSA0088970  Marah macrocarpa R. G. Swinney 1967-5-26 11739 Riverside Snow Creek. 335 Comment
  RSA552761  Marah macrocarpa Steve Boyd 1992-3-31 6747 Riverside San Mateo Canyon Wilderness Area. Morgan Trail from Round Potrero W to junction with Tenaja Trail in N-fork Bear Creek. 670 Comment
  RSA662175  Marah macrocarpa Stephen Hill 1981-2-16 6 Riverside Cajalco Rd. 6.3 mile E. of hwy 15. on N side of road approx. 100 yards from road. Comment
Read comments
Jul 14 2013
  SD215475  Marah macrocarpa Steve Boyd, Tim Ross, et al 1990-4-2 4011 Riverside Vail Lake area, lower slopes of Agua tibia Mountain, along Highway 79, East of USFWS Dripping Springs Guard Station. 487 Comment
  UCR270192  Marah macrocarpa A. C. Sanders, Jeanne Marie Acceturo & participants in Jepson Workshop 2016-4-2 42393 Riverside Peninsular Range, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, south end of Los Caballos Road, vicinity of lab and old Emerson house site 488 Comment
  SD143891  Marina parryi G. K. Helmkamp, E. A. Helmkamp 1998-2-18 2694 Riverside Colorado Desert; Midland Road, 3.8 miles southeast of Midland, Little Maria Mountains. Comment
  UCR264216  Marina parryi A. C. Sanders, Jim Malusa 2015-9-10 41863 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 0.85 mi. SE of its junction with Summit Rd. in Salt Creek Canyon, at wash crossing, at edge of Chocolate Mountains Aerial Gunnery Range 480 Comment
  VVC2112  Marina parryi Tim Thomas 2012-8-23 5872 Riverside Colorado Desert, WNW of Blythe on east side of McCoy Mtns, 5 miles north of I-10 168 Comment
  RSA0023096  Marina parryi John F. Emmel 1995-4-22 1371 Riverside Valley between McCoy Mts. and Little Maria Mts.; large wash 00.6-0.7 air mile north and 0.9-1.2 air miles east of Black Jack Mine. 265 Comment
  POM157888  Marsilea vestita P. A. Munz 1927-5-20 10800 Riverside Murrieta Hot Springs Comment
  UCR266276  Marsilea vestita D. E. Bramlet 2005-6-8 3874 B Riverside San Jacinto Valley Region, c. 4.5 km NE of Winchester, 7 km WSW of Hemet, c. 100 m north of Stetson Ave., 50 m west of MWD Canal 457 Comment
  CAS-BOT-BC520441  Matelea parvifolia A. C. Sanders; Tim Thomas; T. B. Salvato 2012-11-1 40515 Riverside Sonoran (Colorado) Desert: Bradshaw Trail, Chuckwalla Bench area on S side of Chuckwalla Mtns., 8.9 km SE of Gasline Rd,, at narrow wash crossing 701 Comment
  UCR155812  Matricaria occidentalis John F. Green 2005-5-4 s.n. Riverside Perris-Aguanga Region, SE corner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base 534 Comment
  RSA614472  Meconella denticulata D. L. Banks 1997-4-5 1703 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. South of Dorland Mountain, just west of the Wilderness Area boundry, along a tributary of the north fork of Pechanga Creek. 518 Comment
  RSA741110  Medicago minima Scott D. White, Justin M. Wood 2008-6-17 12160 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  UCR241394  Medicago polymorpha T. B. Salvato 2013-3-22 7394 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
  RSA612938  Medicago polymorpha D. L. Banks 1997-3-29 1639 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The area along Magee Truck Trail between the headwaters of Pala Creek at the southern extremity of the Reservation to the Riverside / San Diego County line border. 402 Comment
  UCR271366  Melia azedarach A. C. Sanders, Amy Litt & UCR Pl. Taxonomy Class 2016-5-7 42467 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 canyon south of the lab near old original house site 475 Comment
  UCR102853  Melica frutescens A. C. Sanders 1997-4-3 20145 Riverside Lake Skinner area, near north foot of Black Mountain, slopes south of Crown Valley 726 Comment
  RSA0080080  Melica frutescens A. R. Roos 1937-4-18 s.n. Riverside Snow Creek, N. side of the San Jacinto Mtns. Comment
  RSA740241  Melica imperfecta Scott D. White, Justin M. Wood 2008-7-8 12370 Riverside San Jacinto Mountains: Hurkey Creek Watershed-Bonita Vista Rd, ca 1/2 miles E and W of Hurkey Creek crossing. 1512 Comment
  UCR162267  Melica imperfecta S. J. Myers, John Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1220 Comment
  UCR267889  Mentzelia albicaulis Jim Andre 2013-3-4 23862 Riverside Sonoran (Colorado) Desert, 0.2 miles east of Hwy 95, just south of Riverside Mountains, just north of Queen Sable Point 96 Comment
  POM158437  Mentzelia dispersa P. A. Munz 1927-5-21 10854 Riverside Coahuila. 1372 Comment
  RSA440416  Mentzelia involucrata Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  RSA784748  Mentzelia involucrata Duncan S. Bell 2012-2-12 3092 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  SBBG28080  Mentzelia involucrata D. Myrick 1964-4-30 831 Riverside Pines to Palms Hwy 74, 12 mi W of Palm Desert 1066 Comment
  UCR74382  Mentzelia involucrata Theo Glenn 1991-5-2 91- 29 Riverside Sonoran (Colorado) Desert, McCoy Mountains, NW of Blythe 350 Comment
  SBBG4882  Mentzelia veatchiana C. H. Muller 1952-4-6 9500 Riverside 2 mi E of Shavers Summit, E of S gate to Joshua Tree Nat Monument Comment
  UCR220145  Micropus californicus D. E. Bramlet 1989-4-12 1834 Riverside Peninsular Range; Perris-Aguanga Basin region, South Domenigoni Hills, 600 ft. east of Rawson Canyon, c. 6000 ft. south of Newport Rd. [site now under water of Diamond Valley Reservoir] 518 Comment
  UCR85567  Microseris douglasii subsp. douglasii Julie A. Greene 1993-4-17 1203 Riverside San Jacinto Valley, San Jacinto Wildlife Area. west of San Jacinto River, west of Davis Rd 439 Comment
  UC1595606  Microseris douglasii subsp. platycarpha Steve Boyd and Orlando Mistretta 1991-5-22 6293 Riverside e of Dorland Mtn. (w of Kolb Crk, base of Agua Tibia Mtn., Vail Lake area); Vail Lake, Agua Tibia Mtn. 548 Comment
  UCR120852A  Microseris douglasii subsp. platycarpha D. E. Bramlet 1993-4-14 2326 A Riverside Gavilan Hills, Black Rocks area, NE of Black Rocks and 1.2 km south of Cajalco Rd., east of orange groves 445 Comment
  UCR281220  Microseris heterocarpa Mitch Provance, Jeremiah George 2017-3-23 317- 41 Riverside Temescal Valley, east side of Campbell Ranch Rd., +- 500 ft. north of Indian Truck Trail 361 Comment
  UCR156373  Microseris lindleyi T. B. Salvato, Kent Beaman 2005-5-16 875 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
  UCR281579  Microseris lindleyi Mitch Provance, John Hazlett, Matt K. Beyers, Jeremiah George 2017-5-31 517- 117 Riverside Gavilan Hills, Alberhill Canyon, dirt road portion of Lake St., about 0.8 miles N of Hwy. 15 at Alberhill. 457 Comment
  SEINET7048215  Mimulus aurantiacus Steven R. Hill, Andrew C. Sanders 2001-5-4 33728 Riverside Santa Rosa Plateau, Carancho Road, at crossing of De Luz Creek (headwaters), Fallbrook 7.5' quad. Elevation 1140-1180 feet. 359 Comment
  LA209115  Mimulus aurantiacus var. pubescens Norman C. Cooper; 1944-5-6 1205 Riverside Banning 701 Comment
  RSA0036465  Mimulus aurantiacus var. pubescens J. M. Andre 2012-6-15 30526 Riverside San Jacinto Mountains: Along Hwy 243, 8.6 mi. south of Interstate 10 (Banning), just northeast of Hungry Hollow and Poppet Flat; SB Natl. Forest. 1308 Comment
  UC943881  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-7 1889 E Riverside Indian Canyon Truck Trail, e slope of mts. Santa Ana Mts. 640 Comment
  RSA221044  Mimulus aurantiacus var. puniceus E. W. Lathrop 1966-4-20 6194 Riverside Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  RSA715296  Mimulus aurantiacus var. puniceus A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32675 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd., near stream crossing of dirt road. 549 Comment
  RSA708154  Mimulus bigelovii Scott D. White, B. Leatherman 2005-5-4 11010 Riverside Eastern Coachella Valley. Thermal area; bajada below Mecca Hills and East of the Coachella Canal. 24 Comment
  JOTR35217  Mimulus bigelovii var. bigelovii La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 3641 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; west Pinkham Wash (Stop 2) Comment
  UC886374  Mimulus bigelovii var. bigelovii I. W. Clokey 1935-4-17 4887 Riverside Cottonwood Springs Comment
  UCR19077  Mimulus bigelovii var. bigelovii John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 miles southeast of Desert Center 366 Comment
  RSA788093  Mimulus cardinalis Robert F. Thorne, E. W. Lathrop, W. Wisura 1977-7-8 49555 Riverside Santa Ana Mountains: along Ortega Highway (74), about 3 miles south-southwest of El Cariso, near junction of Decker and Morrell Canyons Comment
  UCR133108  Mimulus guttatus John Wear 1998-7-8 s.n. Riverside San Jacinto Mtns., Pine Meadow in eastern Garner Valley, R-Ranch, just east of Hwy 74, between Gold Hill and Thomas Mountain 1402 Comment
  UCR3734  Mimulus guttatus Frank C. Vasek 1964-7-25 640725 11 Riverside San Jacinto Mountains, Dark Canyon near Wet Canyon Campground Comment
  RSA585512  Mimulus palmeri D. L. Banks, S. D. Boyd 1995-5-9 373 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. 710 Comment
  UC27074  Mimulus palmeri H. M. Hall 1901-6-22 2230 Riverside vicinity Strawberry Valley; San Jacinto Mountains 1615 Comment
  UCR67357  Mimulus palmeri Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla 1990-4-2 4007 Riverside Peninsular Range, Vail Lake area, lower slopes of Agua Tibia Mtn. along Hwy 79, east of USFWS Dripping Springs Guard Station 610 Comment
  CLARK-A1528-4266  Mimulus pilosus Pete Holliday 1969-5-19 71 Riverside Riverside Comment
  UCR155835  Mimulus pilosus John F. Green 2005-5-4 s.n. Riverside Perris-Aguanga Region, SE corner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base 534 Comment
  UCR19054  Mimulus pilosus John C. Roos 1948-6-19 3882 Riverside San Jacinto Mtns., Roadside [vicinity of Dark Canyon] 7 miles north of Idyllwild Comment
  POM12787  Minuartia douglasii P. A. Munz 1922-6-23 5773 Riverside Keen Camp, San Jacinto Mountains 1524 Comment
  RSA652389  Mirabilis bigelovii var. retrorsa David B. Dunn, H. Lint 1955-4-1 11817 Riverside Pushawalla Canyon, Indio Hills. Comment
Read comments
May 24 2012
  CAS-BOT-BC434836  Mirabilis laevis var. retrorsa Milo S. Baker 1928-4-3 3707 b Riverside Palm Canon [Canyon] Comment
  UCR166532  Mirabilis laevis var. villosa Scott D. White, Brian Leatherman 2005-5-4 11011 Riverside Sonoran Desert, Eastern Coachella Valley. Thermal area; bajada below Mecca Hills and east of the Coachella Canal 49 Comment
  CAS-BOT-BC229626  Mirabilis tenuiloba A. C. Sanders; G. Helmkamp 1996-3-17 17990 Riverside Coachella Valley: Palm Springs, mouth of Palm Cyn, ca. 0.5 km E of Palm Canyon Drive on Bogert Trail 163 Comment
  JOTR34038  Mohavea confertiflora La Doux, Tasha, M. Harding 2010-4-7 2921 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View; in upper reaches of side canyon, approx. 1 mile north of park boundary Comment
  RSA408762  Mohavea confertiflora Jean Carnine 1932-3-22 15306 Riverside Deep Canyon-Mojave Comment
  RSA717470  Mohavea confertiflora Scott D. White, Andrea Warniment 2006-3-22 11267 Riverside Eastern Coachella Valley a few mi E of Indio. Proposed I-10 Freeway / McMaughton Parkway Interchage, N of I-10 Freeway. 91 Comment
  UC1546688  Mohavea confertiflora Barry A. Prigge 1988-2-21 7846 Riverside Colorado Desert, Orocopia Mountains: 2 miles W of Clemens Well 228 Comment
  UC196564  Mohavea confertiflora Joseph Grinnell 1910-3-17 Riverside Riverside Mountain, Colorado River Colorado River; Riverside Mountain, Colorado River Comment
  UCR102915  Mohavea confertiflora George K. Helmkamp, E. A. Helmkamp 1998-2-5 2659 Riverside Sonoran (Colorado) Desert, Indio Hills, 3 mi. east of Thousand Palms & 1.1 mi. N on Amity Rd. 101 Comment
  UCR218318  Mohavea confertiflora Tasha La Doux, Jim Andre 2009-3-10 389 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
  RSA697846  Monardella australis J. R. Bruff 1934-7-5 s.n. Riverside [Unspecified] 2134 Comment
  UC25504  Monardella australis subsp. australis H. M. Hall July, 1901 2486 Riverside Tamarack Valley San Jacinto Mountains 2804 Comment
  SEINET13948598 Image available Monardella lanceolata Carl B. Wolf 1932-1 3914 Riverside San Jacinto Mts. Point View, near Idyllwild. Alt 5400 ft. 1646 Comment
  RSA180417  Monardella lanceolata var. lanceolata E. W. Lathrop 1965-5-30 5771 -d Riverside 6 miles W of Murrieta. Comment
  RSA234082  Monardella lanceolata var. lanceolata Robert F. Thorne 1969-6-6 39328 Riverside Santa Rosa Plateau: Rancho California. 610 Comment
  LA62723  Monardella linoides subsp. linoides Carl Epling; June 1938 sn Riverside Palms to Pines Highway Comment
  POM19173  Monardella macrantha subsp. hallii P. A. Munz 1923-6-14 7088 Riverside Glen Ivy Trail to Santiago Peak. 1433 Comment
  LA27467  Monardella nana Carl Epling; 1944-5-13 sn Riverside Santa Rosa Mountains, 1.2 mi E of Ribbonwood Camp, Pines to Palms Hwy Comment
  RSA761230  Monardella nana Shawn Krosnick, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 725 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UC1499878  Monardella nana Elizabeth McClintock 1940-10-19 Riverside San Jacinto Mts. Devil's Slide Trail, along upper switchbacks Comment
  UC1499893  Monardella nana Elizabeth McClintock 1941-6-8 56 Riverside Road to Santa Rosa Mt. 0.3 miles from Pines to Palms Highway Comment
  RSA750394  Monardella nana subsp. arida Elizabeth McClintock 1941-5-31 40 Riverside 1.5 to 2 miles from turn off to Anza Monument, on road to Coyote Canyon. Comment
  RSA78307  Monardella nana subsp. arida P. A. Munz, E. K. Balls 1952-8-21 17986 Riverside Road, Vandeventer Flat to Santa Rosa Peak. 2073 Comment
  RSA109308  Monardella nana subsp. tenuiflora H. K. Sharsmith 1954-7-7 4444 Riverside San Jacinto Mountains, On Forest Service Road to Black Mountain ca. 1 mile from Hwy. Beteen Fuller Creek and Idlewild. 1982 Comment
  UCR125893  Monardella robisonii A. C. Sanders, Mark Elvin 2001-8-17 24594 Riverside Mojave Desert, Little San Bernardino Mtns, trail from Key's View to Inspiration Point, Joshua Tree National Park 1646 Comment
  UCR215597  Monardella robisonii Tasha La Doux, Jim Andre 2008-9-16 349 Riverside Mojave Desert, Joshua Tree National Park, northeast end of Splitrock Picnic Area 1327 Comment
  LA62510  Monardella viminea Carl Epling; William Robison 1933-6-26 sn Riverside Little San Bernardino Mountains, Key's View 1523 Comment
  CLARK-A1528-5417  Monolepis nuttalliana John C. Roos 1952-5-21 5705 Riverside San Jacinto River 426 Comment
  CAS-BOT-BC349791  Monoptilon bellioides F. W. Peirson 1926-1-31 6491 Riverside Dos Palmas, northern Colorado Desert Comment
  RSA81012  Monoptilon bellioides G. R. Campbell 1952-4-5 18367 Riverside Colorado Desert, road leading from Highway 60 to 29 Palms [Hwy 62], at junction to Desert Hot Springs 762 Comment
  UC68933  Monoptilon bellioides H. M. Hall May 1905 5989 Riverside near Indio; Colorado Desert Comment
  UCR193371  Montia fontana A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35637 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
  RSA648069  Muhlenbergia asperifolia J. C. Roos 1946-9-14 3002 Riverside Dos Palmas Springs east of Asbestos Mt. 1066 Comment
  SBBG56964  Muhlenbergia asperifolia M. D. Clary 1928-8-11 70 Riverside Carrizo Crk Comment
Read comments
Nov 11 2011
  UC39904  Muhlenbergia filiformis H. M. Hall June, 1901 2290 Riverside along water courses San Jacinto Mountains, vicinity of Strawberry Valley 1615 Comment
  CAS-BOT-BC275297  Muhlenbergia microsperma A. N. Dunn; A. M. Martin 1932-3-26 s.n. Riverside Box Canon Comment
  RSA496129  Muhlenbergia microsperma Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-18 3008 Riverside Vail Lake area, low hills west of Kolb Creek arm of lake. 488 Comment
  RSA718830  Muhlenbergia microsperma Michael Honer, L. Hulse 2004-4-3 1921 Riverside Rockhouse Canyon, appx. 1/2 mi. N of intersection with Fargo Canyon. 610 Comment
  RSA50673  Muhlenbergia richardsonis E. C. Jaeger 1949-7-25 s.n. Riverside Santa Rosa Mountain 1585 Comment
  UC69353  Muhlenbergia richardsonis H. M. Hall 1901-6 2428 Riverside Tauquitz Valley San Jacinto Mountains Comment
  UCR89793  Muilla maritima Scott D. White 1993-5-27 1414 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 490 Comment
  UCR281283  Myosurus minimus var. apus Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317- 16 Riverside Elsinore Trough, Periodic eastern shoreline of Lake Elsinore (e.g. 1994), in the City of Lake Elsinore, +- 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
  HSC28433  Nama demissa Richard Spjut 1973-4-5 3264 Riverside Colorado Desert; N slopes of the Chuckawalla Mtns. ca. 3-4 mi. S of Desert Center 305 Comment
  SJSU1887  Nama demissa J. W. Tilden 1957-4-18 1106 Riverside near Whitewater E of San Gregorio Pass Comment
  UCR16734  Nama demissa var. deserti J. Texera 1970-3-27 2 Riverside Sonoran (Colorado) Desert, c. 3 miles south of town of Palm Desert on dirt road continuation of Portola Avenue, 0.75 mile north of boundary fence of Deep Canyon Desert Research Center 207 Comment
  POM9615  Nama demissa var. deserti H. M. Hall 2770 Riverside Coyote Canyon. Alt 500ft 152 Comment
  RSA575825  Nassella lepida Steve Boyd 1981-4-29 s.n. Riverside Gavilan Hills region, western flank of Estelle Mountain above entrenched meander of Temescal Creek, northwest of Lee Lake. 366 Comment
  RSA689453  Nassella lepida Scott D. White, Michael Honer 2003-4-9 8997 Riverside About 1 mile N of the I-15 Freeway and 1 mile east of Lake St. exit, on and around unnamed peak '2349.' 549 Comment
  SEINET266967  Nassella pulchra D. Atwood 1993-4-2 17910 Riverside Santa Rosa Plateau TNC Preserva and adjacent to BLM administrated lands 671 Comment
  SEINET7072853  Nassella pulchra A. G. Vestal 1963-5-20 s.n. Riverside Long Valley Road at Tececula and at the junction with Route 395 (115). Coordinate datum: WGS84/NAD83. (33? deg. 30' 3" North Latitude, -117? deg. 9' 3" West Longitude, Coordinate datum: NAD27.). Comment
  UCR65297  Navarretia atractyloides Steve Boyd, T. S. Ross 1989-6-24 3753 Riverside Vail Lake area, Along road in shallow canyon on SE flank of 'Little' Oak Mtn, west of Kolb Creek drainage, north of Hwy 79 Comment
  UCR162948  Navarretia fossalis Fred M. Roberts 1993-6-8 4884 Riverside San Jacinto River Valley; Perris, adjacent to San Jacinto River, N of Interstate 215, 0.51km N of Ellis Road and 2.4km west of San Jacinto Road 431 Comment
  UCR25988A  Nemacladus glanduliferus John C. Roos 1947-3-15 3354 A Riverside Sonoran (Colorado) Desert, Santa Rosa Mountains, mouth of Deep Canyon at foot of mtns. 366 Comment
  RSA439283  Nemacladus pinnatifidus J. D. Olmsted 1962-5-10 3644 Riverside Crest between Sandia Creek and DeLuz Creek drainages. 259 Comment
  POM97115  Nemacladus pinnatifidus P. A. Munz 1925-5-20 9839 Riverside 2 miles west of Dripping Springs. 396 Comment
  POM128360  Nemacladus ramosissimus Thos. Craig 1927-4-23 210 Riverside Glen Ivy. Comment
  SEINET3815154 Image available Nemacladus rigidus Ira L. Wiggins 1941-3-27 9671 Riverside South end of Coxcomb Mountains 8 miles NE of Desert Center Comment
  CLARK-A1045-140  Nemacladus rubescens George K. Helmkamp 1978-4-25 Riverside Deep Canyon rocky terrace; Palm Desert 15'Q Comment
  SEINET10939189  Nemacladus rubescens var. rubescens Junak 1983-3-24 JUNAK 1664 Riverside Near Pinto Basin road, 2.1 miles north of Highway 10 564 Comment
  UCD120076  Nemophila menziesii Robert C. Bechtel 1952-3-28 25 Riverside Perris. 443 Comment
  UCR166174  Nemophila menziesii 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
  RSA495800  Nemophila menziesii var. integrifolia Steve Boyd, Tim Ross, L. Arnseth 1989-3-11 2909 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam. 396 Comment
  UC26145  Nicotiana attenuata H. M. Hall Jun 1901 2150 Riverside borders of Colorado Desert (e base of San Jacinto Mountains); San Jacinto Mountains Comment
  UC2015579  Nicotiana clevelandii A. C. Sanders with G. Helmkamp, P. MacKay, et al 1995-3-19 16184 Riverside Coachella Valley: Willow Hole, 4 miles south of Desert Hot Springs. Comment
  SDSU13689  Nicotiana glauca James C. Dice with J. Dewald 1987-10-5 734 Riverside Santa Margarita River, near aqueduct crossing. T8S, R3W, southeast 1/4 of northeast 1/4 of section 27. 247 Comment
  RSA0108978  Nicotiana obtusifolia Duncan S. Bell, Amanda Bell 2012-1-28 3063 Riverside East side of the Arica Mountains; collecting in Rice Valley, approximately 6 air miles southeast of the ghost town of Rice. 202 Comment
  RSA776347  Nicotiana obtusifolia Duncan S. Bell 2010-3-20 621 Riverside Riverside Mountains; in the vicinity of Calzona Mine; approximately 2 air miles northeast of Riverside Mountain Peak. 232 Comment
  RSA0018751  Nicotiana obtusifolia P. J. Remple 1942-3-2 s.n. Riverside Dead Indian Creek, Santa Rosa Mtns. Comment
  JEPS12374  Nicotiana quadrivalvis W. L. Jepson May 17 1901-Jun 1 1901 1582 Riverside Temescal Wash; sw Riverside County Comment
  CAS-BOT-BC131880  Nolina parryi Peter H. Raven 1958-5-18 13002 Riverside Just below [Pinon] Pinyon Flats on State Highway 74, San Jacinto Mountains Comment
  HSC962  Notholaena californica W. R. Supernaugh, Jr. 1964-12-24 26 Riverside Agua Caliente Indian Reservation. Andreas Canyon Comment
  UCR129868  Notholaena californica subsp. californica P. A. Munz 1921-12-31 4704 Riverside Sonoran (Colorado) Desert, Andreas Canyon 427 Comment
  RSA781799  Oenothera Duncan S. Bell 2010-5-1 881 Riverside Arica Mountains: northwest section of project area, approximately 10.5 air miles southwest of the ghost town of Rice, and approximately 2.6 air miles south of the junction of Highway 62 and the aqueduct access road. 291 Comment
  UCSB54189  Oenothera californica subsp. avita McKinley, Gale 1985-3-26 Riverside 1/2 mile N. of site #9 in Ryan campground in Joshua Tree National Monument 1280 Comment
  RSA500111  Oenothera californica subsp. californica Steve Boyd, T. S. Ross, L. Arnseth 1989-6-10 3661 Riverside Vail Lake area, Temecula Creek canyon below the dam. 457 Comment
  UCR137707  Oenothera californica subsp. californica D. L. Banks 1997-3-29 1554 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation, south of Pechanga Road in the Reservation, north of Pechanga Creek, and east of the Pechanga Tribal Government Center 367 Comment
  CHSC8448  Oenothera deltoides Edward Laidlaw Smith 1958-3-21 358 Riverside 3 mi. n. Desert Center, Chukwalla Mt. Range. Colorado River drainage area. 274 Comment
  POM355581  Oenothera deltoides subsp. deltoides Francis Fultz s.n. Riverside Colorado Desert. Comment
  UC665751  Oenothera deltoides subsp. deltoides Ira L. Wiggins 1941-3-26 9660 Riverside along wash Wiley Well Comment
  UC874003  Oenothera deltoides subsp. deltoides C. L. Hitchcock 1940-4-4 5944 Riverside Pinto Basin Comment
  SEINET3347387 Image available Oenothera primiveris David Silverman, Onkar Singh 2010-3-25 7841 Riverside Sonoran (Colorado) Desert; Palo Verde Mesa east of the southern McCoy Mtns, 1.6 km east of Black Creek Rd., 4.9 km west of McCoy Wash, and 8.6 north of I-10 149 Comment
  RSA53907  Oenothera primiveris subsp. bufonis D. F. Howe 1949-3-21 s.n. Riverside 3 miles west of Blythe. Comment
  CDA25329  Oligomeris linifolia G. D. Barbe, T. C. Fuller 1973-2-28 1061 Riverside I-10 at road to Wiley s Well, west of Blythe. 0 Comment
  RSA399182  Oligomeris linifolia Ora M. Clark 1929-3-17 1740 Riverside N. La Quinta, Colorado Desert. Comment
  UCR166192  Oligomeris linifolia Nathan Moorhatch, John F. Green, Ted Rado 2005-4-19 s.n. Riverside Sonoran (Colorado) Desert, Desert Hot Springs, Desert Dunes Golf Course (SW corner) just east of Palm Ave. Approximately 0.5 miles north-east of Seven Palms Ranch 226 Comment
  SEINET6044361  Opuntia chlorotica Unknown 1996-7-2 4268 Riverside San Jacinto & Santa Rosa Mnts. Pinyon Flat Area. North of Highway 74 ca 10 road miles east of jct. with Hwy 371. West facing slope. Comment
  RSA653226  Opuntia microdasys A. C. Sanders, T. B. Salvato 2000-5-30 23438 Riverside Menifee Valley: S of Newport Rd., N of Holland Rd. and E of Brandley Rd., 2 miles due east of Railroad Canyon Lake. 439 Comment
  POM11974  Orcuttia californica P. A. Munz, I. M. Johnston 1922-5-19 5375 Riverside Menifee Valley. 427 Comment
  SD217186  Orcuttia californica D. Bramlet 1992-4-29 2253 Riverside Winchester 7.5 USGS; site is approximately 8 kilometers southwest of Hemet; vernal pools are located northwest of the intersection of California Avenue and Stowe Road (5-500 feet north of Stowe Road and 20-700 feet west of California Avenue) 455 Comment
  UC27847  Orobanche californica subsp. feudgei H. M. Hall May 1899 1159 Riverside San Jacinto Mountains, Van Deventer's. Comment
  UCR1619  Orobanche californica subsp. feudgei R. G. Barber 1962-5-20 140 Riverside San Jacinto Mtns, Bautista Canyon Road, [vicinity of Tripp Flats] c. 2 mi. east of the summit, 7 mi. from Anza 1220 Comment
  UC1080462  Orobanche cooperi P. C. Everett and E. K. Balls 1958-4-29 23031 Riverside 21.9 sw of Rice (along road from Desert Center to Vidal Junction) 548 Comment
  RSA586105  Orobanche fasciculata D. L. Banks, S. D. Boyd 1995-4-5 145 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. 622 Comment
  RSA0034093  Orobanche parishii Duncan S. Bell 2013-1-30 4452 Riverside The Mecca Hills; collecting beside the Coachella Canal and the powerlines at the base of the mountains in narrow desiccating depressions where winter rains had collected. 23 Comment
  RSA402100  Orthocarpus purpurascens G. R. Johnstone 1934-3-27 s.n. Riverside Near Wildomar. Inland route to Temecula. Comment
Read comments
Dec 11 2011
  UCR124636  Oryzopsis hymenoides B. C. Templeton, I. W. Clokey 1930-4-9 1018 Riverside Sonoran (Colorado) Desert, North of Palm Springs 400 Comment
  UC1520011  Osmadenia tenella Robert Gustafson, Gary Wallace 1983-6-23 2721 Riverside ca 2 1/2 mi from its junction with Hwy. 15 Clinton Keith Road; Santa Ana Mts. Comment
  UC63685  Osmorhiza berteroi H. M. Hall 1897-8-11 803 Riverside Tamarack and Round valleys San Jacinto Mountains 2743 Comment
  CLARK-A1528-753  Oxytheca emarginata C. M. Flanagan 1973-5-12 OO 402 Riverside Deep Canyon 1097 Comment
  UCR227587  Oxytheca trilobata Duncan S. Bell, Valentin Arvizu 2010-5-24 1103 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
  CAS-BOT-BC327896  Palafoxia arida John Thomas Howell 1928-3-11 3430 Riverside Colorado Desert. 6 miles SE of Garnet Station, Coackella Valley. 152 Comment
  CAS-BOT-BC327906  Palafoxia arida Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9524 Riverside Pinto Basin 16 miles from Cottonwood Springs Comment
  UCR126443  Palafoxia arida T. B. Salvato, A. C. Sanders, Mitch Provance 2000-4-18 44 Riverside Coachella Valley, 50th St. at Filmore, 2.5 mi east of town of Coachella -8 Comment
  RSA23143  Palafoxia arida var. arida I. L. Wiggins 1938-3-19 8902 Riverside 25 miles W of Blythe. Comment
  RSA27576  Palafoxia arida var. arida C. L. Hitchcock 1940-3-29 5848 Riverside 12 miles east of Indio. Comment
  SD187320  Panicum acuminatum var. acuminatum Scott D. White, Jennifer H. Jones 2005-5-25 11112 Riverside Santa Ana Mountains: Rainbow area; mountain foothills west of I-15 and immediately north of San Diego County line. 334 Comment
  CDA32593  Panicum urvilleanum K. E. Hoffmaster 1958-12-22 Riverside Indio area, in young grapefruit orchard. 0 Comment
  CAS-BOT-BC274189  Pappostipa speciosa H. M. Hall 1901-6-1 2129 Riverside San Jacinto Mountains. Santa Rosa Mountain. Dry hillsides of Coyote Canyon 1584 Comment
  CAS-BOT-BC413374  Parietaria hespera var. californica Steve Boyd 1992-4-15 6877 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. downstream to the confluence with San Mateo Creek 487 Comment
  SFV21858  Parkinsonia aculeata J. R. Pucci 2001-5-6 24 Riverside San Jacinto Mountains Chino Canyon. Along south side of Tramway Road, about 1.5 miles west of Highway 111. 365 Comment
  LA45756  Parkinsonia florida Carl Epling; William Robison 1933-6-24 sn Riverside near Indio Comment
  UCD84487  Parkinsonia florida Chuck Hughes 2010-6-15 151 Riverside About 190 feet south of Highway 62. 283 Comment
  UCR111981  Parkinsonia florida A. C. Sanders, T. B. Salvato, Mitch Provance 2000-4-25 23368 Riverside Coachella Valley, east side of Coachella Canal between I-10 and Ave. 52, east of Coachella 24 Comment
  UCSB17562  Parkinsonia florida Winn, Will 1963-4-8 Riverside 31 mi. E of Desert Center on U.S. Highway 60-70 243 Comment
  RSA0045572  Parosela emoryi Keith E. Hoffmaster 1935-3-31 s.n. Riverside Palm Springs. Comment
  RSA698052  Parosela spinosa J. R. Bruff 1934-6-19 537 Riverside 5 mi. S.E Palm Springs. Comment
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Aug 27 2011
  SD236442  Parthenocissus vitacea A. C. Sanders, D. L. Sanders 2008-9-27 36104 Riverside San Bernardino Valley Region: Santa Ana Riverbottom at Norco between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 164 Comment
  JEPS30090  Pectis papposa var. papposa Lewis S. Rose 1961-11-24 61063 Riverside La Quinta 15 Comment
  RSA778408  Pectis papposa var. papposa Stephanie Rockwood, Christi Gabriel 2011-10-5 060 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
  SFV7079  Pectis papposa var. papposa T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-11-16 779 Riverside Sandy wash along Agnes Wilson Road about 1.5 miles east of U.S. Highway 95. 104 Comment
  POM8540  Pectocarya heterocarpa Mary F. Spencer 1920-4-9 115 Riverside In desert sand. Palm Springs. 122 Comment
  UCR214285  Pectocarya heterocarpa A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37488 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak 244 Comment
  RSA716825  Pectocarya linearis A. C. Sanders, T. B. Salvato, Mitch Provance 2003-4-4 25838 Riverside San Bernardino/Santa Ana River Valley Region: Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope. 366 Comment
  UCR84835  Pectocarya linearis A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16202 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, alluvial fan just east of the mouth of Whitewater Canyon between Windy Point & Hwy I-10, Coachella Valley 370 Comment
  POM9594  Pectocarya linearis subsp. ferocula I. M. Johnston 1920-5-8 s.n. Riverside Butte due west of Lakeview Comment
  RSA750748  Pectocarya penicillata Scott D. White, Justin M. Wood 2009-5-22 12890 Riverside San Jacinto Mountains: Quinn Flat Meadow. 1372 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
  UCR215507  Pectocarya penicillata Daphne K. Christopher, Hannah I. Stevens 2003-4-3 079 Riverside Peninsular Range, UC Riverside Motte Rimrock Reserve 536 Comment
  CLARK-A1045-119  Pectocarya platycarpa George K. Helmkamp 1977-3-20 Riverside Deep Canyon dry wash of Deep Canyon; Palm Desert 15'Q Comment
  JEPS20128  Pectocarya platycarpa I. W. Clokey 1935-4-17 6860 Riverside Cottonwood Springs Colorado Desert, Cottonwood Springs Comment
  RSA728606  Pectocarya platycarpa Gary D. Wallace, M. Wallace, Z. Wallace 1982-3-27 1890 Riverside Whitewater River, Indian Ave. 2 mi. S of San Bernardino county line, W of Joshua Tree National Monument, NW of Desert Hot Springs. Comment
  SEINET3127003 Image available Pectocarya platycarpa A. C. Sanders, Richard Dwerlkotte 2010-3-22 37507 Riverside Sonoran (Colorado) Desert: Chuckwalla Valley, 2 mi. SE of Sidewinder Well, south of Palen Dry Lake, SW of Palen Mtns. (Sidewinder Well 7.5' Q.). 142 Comment
  RSA524459  Pectocarya recurvata Steve Boyd 1990-4-3 4062 Riverside Vail Lake area, E flank of Big Oak Mtn, S of E summit. 610 Comment
  UC2015546  Pectocarya recurvata A. C. Sanders with P. MacKay, M. Jacobsmyer, C. Sanders, et al. 1995-3-5 16000 Riverside Colorado Desert, Orocopia Mountains, Maniobra Valley, 1.6-3 mi S of Frontage road (old highway 60) along I-10, S to edge of BLM wilderness. Comment
  UCR88291  Pectocarya recurvata A. C. Sanders, K. C. Rose 1995-4-5 16386 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  RSA0120313  Pellaea andromedifolia Duncan S. Bell 2016-4-16 9314 Riverside Whitewater Watershed; Whitewater Canyon; collecting in Rainbow Canyon, approximately 2.5 air miles east northeast of Kitching Peak. 1023 Comment
  UCR90968  Pellaea andromedifolia Scott D. White 1996-2-18 3807 Riverside Perris Basin, Double Butte, NW of Winchester, SE-facing slope of west butte and alluvial soil at base 490 Comment
  UCR97463  Pellaea mucronata A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19888 Riverside Peninsular Range, Lake Skinner area; lower Rawson Canyon, NE of the lake & SW of Black Mtn., along the road 518 Comment
  JEPS44371  Pellaea mucronata var. californica Lauramay T. Dempster and G. L. Stebbins 1966-6-19 4251 Riverside just below Toro Peak (s of the saddle, e of the peak); Santa Rosa Mts 2499 Comment
  POM11830  Pellaea mucronata var. mucronata P. A. Munz, D. Keck 1922-4-14 4995 Riverside Colorado Desert: Mouth of Whitewater Creek 229 Comment
  POM857  Pellaea mucronata var. mucronata I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon 762 Comment
  UCR35259  Penstemon X parishii L. B. Ziegler 1970-6-28 410 Riverside Peninsular Range; San Jacinto Mtns., Thomas Mtn 1951 Comment
  RSA285582  Penstemon californicus D. C. Michener, Walter Wisura 1982-6-8 4052 Riverside San Jacinto Mts. Slopes on northeast side of Garner Valley immediatly adjacent to valley floor just northwest of jct. of Morris Ranch Road and Ca. 74. Comment
  RSA79805  Penstemon californicus F. W. Peirson 1922-5-21 3048 Riverside Hemet Valley, San Jacinto Mts. 1372 Comment
  SBBG119450  Penstemon clevelandii M. Provance, K. Knudsen, P. Wester 2004-5-8 9020 Riverside ca. 0.05 mi S on Santa Rosa Mtn Rd from St Hwy 74 1402 Comment
  UCSB37946  Penstemon clevelandii Carlson, B. 1978-4-22 Riverside Santa Rosa Mtns; 13.5 mi. S. of Palm Desert; along Hwy 74 883 Comment
  CDA41882  Penstemon clevelandii subsp. connatus T. C. Fuller 1963-4-23 10292 Riverside San Jacinto Mountains; Highway 74 to Palm Desert, just east of Pinyon Flat. 0 Comment
  POM307271  Penstemon clevelandii subsp. connatus Henry J. Ramsey 1937-5-30 2100 Riverside Santa Rosa Mountains. Comment
  UCR29644  Penstemon clevelandii subsp. connatus Wende Rehlaender 1983-5-28 117 Riverside Peninsular Ranges, Santa Rosa Mountains, Pinyon Flats Campground, c. 13.5 mi. along Hwy 74 from Palm Desert; 3.5 mi. north of Santa Rosa Mountain, 3 mi. south of Asbestos Mountain Comment
  JEPS7536  Penstemon eatonii var. undosus W. L. Jepson 1914-5-18 6007 Riverside n Indio (Pinon Well grade summit, betw. Pinon Well and County Well); Colorado Desert, summit Pinon Well grade, n of Indio Comment
  UC61643  Penstemon grinnellii H. M. Hall July 1901 2271 Riverside vicinity Strawberry Valley (San Jacinto Mountains); , vicinity Strawberry Valley 1600 Comment
  RSA402127  Penstemon labrosus M. B. Dunkle 1933-7-19 3671 Riverside Upper Tahquitz Valley, San Jacinto Mountains. 2409 Comment
  RSA97001  Penstemon spectabilis R. M. Straw 1953-6-25 485 Riverside Northwest slope of Santa Rosa Mts., along truck trail. 1829 Comment
  POM187834  Penstemon thurberi E. C. Jaeger 1931-9-18 s.n. Riverside Near Lost Horse Mine Comment
  UCR137604  Pentachaeta aurea John Wear 1998-7-8 s.n. Riverside San Jacinto Mtns., Pine Meadow in eastern Garner Valley, R-Ranch, just east of Hwy 74, between Gold Hill and Thomas Mountain 1402 Comment
  SEINET7048162  Pentagramma triangularis subsp. maxonii Steven R. Hill 2001-5-3 33664 Riverside Northeast-facing slopes of Mount San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, about 3.8 miles due west of California Route 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area. Elevation about 2600 feet. Comment
  RSA0070718  Pentagramma triangularis subsp. triangularis Steve Boyd, Aydee Virgen 2004-4-13 10893 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  UCR131825  Peritoma arborea Jennie Phui 1998-5-30 027 Riverside San Bernardino Mtns./San Gorgonio Pass, Morongo Indian Reservation, eastern fork of Lion Canyon, 3 miles up Lion Canyon road north of I-10 Fwy 600 Comment
  CAS-BOT-BC77477  Peritoma arborea var. angustata Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  JEPS34853  Perityle emoryi Marjorie Clary 1934-3-3 Riverside 18 mi w Indio; Carrizo Canyon 304 Comment
  OBI15581  Perityle emoryi Robert F. Hoover 1966-10-15 10169 Riverside Dead Indian Cyn Comment
  RSA0014468  Perityle emoryi Justin M. Wood, J. Miner 2010-4-29 1542 Riverside Coachella Valley: Cathedral City, 0.5 mi SW of intersection of East Palm Canyon Drive and Cathedral Canyon Wash. 130 Comment
  SEINET3217334 Image available Perityle emoryi Teresa B. Salvato 2010-4-20 4057 Riverside Sonoran (Colorado) Desert; alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe. (MxCoy Peak 7.5 Q.) 183 Comment
  UCR279508  Perityle emoryi A. C. Sanders, Jim Malusa 2017-3-27 43117 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, canyon 12 km NE (46 deg. ) of Bombay Beach, on both sides of the Imperial County line 305 Comment
  HSC80299  Persicaria punctata Steve Boyd 1985-7-23 1014 Riverside 8 mi. W of Rancho California, Sandia Creek 305 Comment
  CLARK-A1528-3172  Petalonyx linearis John C. Roos 1949-6-2 4150 Riverside Chocolate Mountains Comment
  POM48456  Petalonyx linearis P. A. Munz, D. D. Keck 1925-3-7 9353 Riverside Painted Canyon, Mecca. Comment
  UCR213368  Petalonyx linearis Lynn Sweet, Kai T. Palenscar 2009-12-16 s.n. Riverside Peninsular Range/Sonoran Desert; Santa Rosa Mtns., UC Boyd Deep Canyon Reserve, c. 2 hour walk up Deep Canyon above the station 488 Comment
  SEINET269258  Petalonyx thurberi M. A. Patten, S. J. Myers 1993-8-20 Riverside Along Tahquitz Creek and in neighboring creosote scrub behind the debris basin dam in Palm Springs. 183 Comment
  LA49849  Petalonyx thurberi subsp. thurberi Martha Hilend; 1929-3-24 sn Riverside Thousand Palms Comment
  CLARK-A1528-1203  Petunia parviflora John C. Roos 1937-6-7 514 Riverside Comment
  CAS-BOT-BC326765  Peucephyllum schottii Philip A. Munz 1932-3-14 12005 Riverside Magnesia Spring Canyon, Coachella Valley 91 Comment
  SEINET10801061  Peucephyllum schottii David B. Dunn 1948-2-21 Dunn 3664 Riverside Pushawalla; a rain about 2 weeks earlier in wash. Hills still quite dry. On steep banks of wash, clay. Comment
  RSA39983  Phacelia affinis L. S. Rose 1937-4-9 37125 Riverside Palms to Pines Hwy, 18miles W of Indio. 1037 Comment
  RSA699149  Phacelia ambigua W. Marquart 1938-12-12 s.n. Riverside 15 mi. W. of Blythe. Comment
  CLARK-A1528-2993  Phacelia brachyloba John C. Roos 1937-6-7 669 Riverside Sage Comment
  RSA525262  Phacelia brachyloba Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4575 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 549 Comment
  UCR138760  Phacelia brachyloba Scott D. White 1997-5-18 5169 Riverside San Jacinto Mtns., Northern Escarpment south of Banning: along Hwy 243, c. 5 road mi SE of Banning and 5 road mi NW of Vista Grande 1159 Comment
  SEINET10497000  Phacelia campanularia James S. Miller 1992-5-8 Miller 7465 Riverside 5.5 mi E of the W boundary of San Bernadino National Forest on California route 74. 950 Comment
  UCSB52572  Phacelia campanularia Cowan, Clark 1978-4-23 Riverside ESE slope above San Jacinto tramway parking lot, Chino Canyon 570 Comment
  UC942747  Phacelia campanularia subsp. campanularia H. M. Hall 1905-4-1 5755 Riverside Whitewater 243 Comment
  UCR200335  Phacelia campanularia subsp. campanularia Tasha La Doux, Jim Andre 2008-3-20 212 Riverside Sonoran (Colorado) Desert, along Hwy I-10 at Whitewater exit, on south-facing slope at White Water River crossing 418 Comment
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Nov 11 2010
  SBBG33693  Phacelia cicutaria var. hispida A. C. Sanders with K. Knudsen, T. B. Salvato 2004-5-18 27899 Riverside summit ridge of Alberhill Mtn, along dirt rd 503 Comment
  RSA593692  Phacelia ciliata Steve Boyd, D. Bramlet 1996-4-19 8634 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
  SD148138  Phacelia ciliata A. C. Sanders, Sue Nash, Tom Paulek, et al. 2002-4-7 24902 Riverside Perris-Aguanga Basin region: San Jacinto Wildlife Area, west side of Davis Road, just north of the old San Jacinto River channel. 434 Comment
  RSA701088  Phacelia crenulata Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11248 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
  RSA0049852  Phacelia crenulata var. ambigua Jim Andre 2014-1-27 26671 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
  UC1523544  Phacelia crenulata var. ambigua Robert F. Thorne 1963-3-29 32368 Riverside 5 miles E of Mecca, Mecca Hills Comment
  UC68753  Phacelia crenulata var. ambigua H. M. Hall Apr. 1905 5765 Riverside Cathedral Canyon Colorado Desert 91 Comment
  SFV17332  Phacelia crenulata var. crenulata J. N. Hogue, J. D. Dilley 1998-4-23 108 .15 Riverside Chuckwalla Mountains. Corn Springs Wash at Corn Spring. 488 Comment
  SDSU6595  Phacelia crenulata var. minutiflora Joanie M. Wojtan, Bio 596 class. 1992-4-5 5 IV92B Riverside Collected next to Box Canyon Road, ca. 6.7 northeast of Hwy. 111. 480 Comment
  POM199146  Phacelia distans Donald A. Johansen, Joseph A. Ewan 1932-4-11 7067 Riverside Mouth of Tahquitz Canyon. Comment
  POM47235  Phacelia distans Mary F. Spencer 1920-3-29 1586 Riverside In desert sand near mouth of Tahquitz Canyon, Palm Spring. 152 Comment
  RSA182345  Phacelia distans J. D. Olmsted 1962-5-2 3440 Riverside Flat by saddle just N of highest part of Box Spring Mountains 762 Comment
  RSA426205  Phacelia distans N. C. Cooper 1944-3-25 1017 Riverside Morongo Pass. 457 Comment
  RSA428219  Phacelia distans H. de Forest, George C. Johnston 1925-4-17 s.n. Riverside Cabazon. Comment
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Mar 13 2011
  RSA757726  Phacelia distans LeRoy Gross, Jackie McConnaughy, Drew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4357 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
  SEINET3091700 Image available Phacelia distans B. Pitzer 1998-1-24 3382 Riverside N foot of Chuckwalla Mts, Eagle Mt Rd, S side of Hwy I-10, 0.8 mi S of Hwy at powerline rd & wash directly S of rd. 500 Comment
  UC1287093  Phacelia distans C. L. Hitchcock 1966-3-16 24203 Riverside along Palms to Pines Hwy 7 mi s Palm Desert Comment
  UC881082  Phacelia distans I. W. Clokey and E. G. Anderson 1930-4-11 4681 Riverside n Palm Springs; Colorado Desert 170 Comment
  UCR215521  Phacelia distans Daphne K. Christopher, Hannah I. Stevens 2003-4-6 104 Riverside UC Riverside Motte Rimrock Reserve, off Sage Road 540 Comment
  SEINET7073694  Phacelia ixodes A. G. Vestal 1955-4-28 s.n. Riverside About 7.4 miles south of Sade on Route 79. Coordinate datum: NAD27. Comment
  RSA0003850  Phacelia keckii P. A. Munz 1923-6-14 7056 Riverside Glen Ivy Trail to Santiago Peak. 1433 Comment
  RSA203061  Phacelia minor James Henrickson 1967-4-30 2462 Riverside 2 miles N of Lake Elsinore. 396 Comment
  RSA501039  Phacelia minor Steve Boyd, Tim Ross, L. Arnseth 1989-4-1 3160 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  UC107583  Phacelia mutabilis A. W. Anthony 1895-7-13 Riverside San Jacinto Mts. Comment
  UCR137031  Phacelia ramosissima A. C. Sanders 2004-5-5 27783 Riverside Gavilan Hills, route of proposed realignment of Gavilan Rd., SSW from Multiview Rd. intersection, c. 0.25 mi. NNW of Harford Spring, c. 1.2 mi. NE of Gavilan Peak 579 Comment
  UC729536  Phacelia ramosissima var. latifolia Carl B. Wolf 1932-5-24 3642 Riverside 1/2 mi below Fish Hatchey; No. base of San Jacinto Mts., Snow Creek Canyon 548 Comment
  CLARK-A1045-176  Phalaris caroliniana George K. Helmkamp 1979-5-5 Riverside Santa Ana Mountains vernal pool; Wildomar 7.5'Q Comment
  LA102175  Phalaris lemmonii John C. Roos; 1966-3-24 sn Riverside Winchester (near Hemet) Comment
  UCR116475  Phalaris lemmonii A. C. Sanders, T. B. Salvato 2001-5-25 24375 Riverside San Jacinto Valley, west end of Hemet-Ryan airport runway, 50-200 m east of Warren Rd. and 100-200 m north of Stetson Ave. 457 Comment
  UCR249866  Phalaris lemmonii Virginia Moran 2008-3-31 s.n. Riverside Johnson Ranch (managed by Center for Natural Lands Management), vicinity of Skunk Hollow and Santa Gertrudis Creek, NE of Temecula 427 Comment
  CAS-BOT-BC250618  Phalaris minor John Thomas Howell 1960-3-24 35152 Riverside La Quinta Comment
  UCR214888  Phalaris minor A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37684 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on N side of I-15, near Temescal Canyon Rd. undercrossing and N of Concordia Ranch Rd. 402 Comment
  RSA736307  Phalaris paradoxa Scott D. White, Justin M. Wood 2008-5-13 11954 Riverside I-215 freeway right of way. South of Scott Rd. Comment
  RSA550020  Pholistoma membranaceum Walter Wisura, A. King, L. Newcomb 1992-4-10 4677 Riverside Gorgonio Pass: Stubbe Canyon N of W-Palm Springs. Comment
  RSA495415  Pholistoma racemosum Steve Boyd, T. S. Ross, L. Arnseth 1989-3-12 2942 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  RSA543599  Pholistoma racemosum Steve Boyd, L. Arnseth, Orlando Mistretta 1991-5-6 6131 Riverside Gavilan Hills, SE end of range, E of Arroyo del Toro. N-facing slope of low hill. 488 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
  CAS-BOT-BC135107  Phoradendron californicum Milo S. Baker 1928-4-3 2773 Riverside Palm Canon [Canyon] Comment
  CHSC83682  Phoradendron californicum John Dittes 2002-1-5 2 -47 Riverside Mojave Desert; ca. 11 air-miles south-southwest of Twentynine Palms, ca. 0.8 mile northwest of Hidden Valley Campground, ca. 1 mile east of Lost Horse Ranger Station, base of ridge west of Loop Road. 1286 Comment
  JOTR29444  Phoradendron californicum La Doux, Tasha, Mike Bell 2006-3-8 1342 Riverside Joshua Tree National Park. Hayfield spring Comment
  LA105150  Phoradendron californicum Dennis Kucera; 1987-11-14 sn Riverside Morongo Indian Reservation, Malki Museum garden, E of Banning off Fields Road 609 Comment
  UC848865  Phoradendron californicum N. Dunn and A. M. Martin 1932-3-26 Riverside Shavers Well Comment
  UCR1505  Phoradendron californicum Donna Lee Hobbs 1962-2-2 2-2-62- 01 Riverside Sonoran (Colorado) Desert, Coachella Valley; 2 mi north of Deep Canyon Research Station gate on Deep Canyon Road Comment
  RSA296171  Phoradendron densum Barry A. Prigge 1980-8-5 3871 Riverside San Bernardino Mts, Whitewater Canyon: 0.5 miles N of trout farm. Slopes and terraces of canyon. 716 Comment
  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-BC135182  Phoradendron juniperinum Edmund C. Jaeger 1922-6-13 s.n. Riverside E slope San Jacinto Mts. 1371 Comment
  RSA78286  Phoradendron villosum Philip A. Munz, E. K. Balls 1952-8-21 17969 Riverside Hamilton Creek, SE part of San Jacinto Mts. 1433 Comment
  UC724189  Phragmites australis Aven and Ruth Nelson 1939-4-1 3370 Riverside Blythe Comment
  POM184043  Physalis crassifolia Philip A. Munz 1932-3-15 12004 Riverside Magnesia Spring Canyon, Coachella Valley. 91 Comment
  POM50002  Physalis crassifolia E. C. Jaeger 1925-3-1 s.n. Riverside Box Springs Mtns. Comment
  RSA0093978  Physalis crassifolia A. C. Sanders, Jim Malusa 2015-9-10 41858 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
  CSUSB764  Physalis crassifolia var. crassifolia Wayne White 1975-5-24 Riverside Chuckwalla Mountains Chuckwalla Mountains. On Highway I-10 to Red Cloud Road. Colorado Desert. 609 Comment
  JEPS8969  Physalis philadelphica Mr. McGraw 1904-1 Riverside Riverside Comment
  RSA0094753  Physaria tenella Jim M. Andre 2012-4-11 20800 Riverside Little San Bernardino Mountains; western margin of Eagle Mtns, along road to Cottonwood Spr (Utah Trail), 0.7 mi. north of Cottonwood Visitor Ctr. 956 Comment
  SEINET10612064  Pinus attenuata Porter P. Lowry II 1980-12-6 Lowry II 3125 Riverside Along State Hwy. 74, 14.2 mi SE of jct. with Stae Hwy. 79. San Bernardino National Forest. 1128 Comment
  RSA762003  Pinus coulteri Shawn Krosnick, C. Martinez, N. Fraga, L. McDade 2010-8-14 655 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  SD229027  Pinus jeffreyi Dick Schwenkmeyer 2012-8-27 797 Riverside 3.2 miles southeast of the intersection of highway 243 and Fuller's Mill road' 7.5 miles north of Idyllwild. 1887 Comment
  UCSB70  Pinus jeffreyi Waian, Lee 1960-5-14 Riverside At the top of Black Mtn. at the Black Mtn. campground; San Jacinto Mtns., about 15 miles from Banning on road to Idyllwild 2133 Comment
  SEINET7048007  Pinus lambertiana Steven R. Hill, Kate Kramer and family 2001-4-26 33474 Riverside San Jacinto Mountains, San Jacinto Wilderness, west of Palm Springs, trails south of visitor building at terminus of Palm Springs Aerial Tramway; vicinity of Long Meadow and higher ridges. Elevation about 8500 feet. Comment
  RSA660599  Pinus monophylla L. Merrill 1999-8-27 s.n. Riverside Cactus Springs Trailhead, Santa Rosa Mtns. Comment
  LA6157  Pinus quadrifolia Torn A. Barnerd; 1928-12-2 sn Riverside Santa Rosa Mountains, Vandeventer Flat Comment
  UCD134983  Pinus quadrifolia Lionel A. Stange 1956-5-12 s.n. Riverside Fifteen miles south of Banning on road to Idyllwild. Comment
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Mar 13 2014
  SEINET2042418 Image available Pistacia atlantica A. C. Sanders, G. Helmkamp 1997-3-15 20004 Riverside Peninsular Range: Lake Skinner, Multiple Species Reserve Headquarters, E of the lake (Bachelor Mountain Quad 7.5'). T7S R1W sec.6. 473 Comment
  CLARK-A1528-2258  Plagiobothrys californicus John C. Roos 1941-4-19 Riverside Reche Canyon Comment
  UCR174366  Plagiobothrys canescens A. C. Sanders 2006-5-19 32407 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
  UCR228935  Plagiobothrys canescens A. C. Sanders 2011-4-6 39005 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
  UCR107716  Plagiobothrys collinus A. C. Sanders 1997-3-1 19743 Riverside Box Springs Mountains, Riverside: S end of the range along Gernert Rd. (dirt road paralleling the mountain front), in valley draining to Box Spring Canyon. 457 Comment
  UCR135841  Plagiobothrys collinus A. C. Sanders 2004-4-20 27537 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
  UCR144753  Plagiobothrys collinus Scott D. White, Michael Honer 2003-4-2 8902 Riverside Peninsular Range, Temescal Canyon, just west of I-15 Freeway and northeast of Lawson Dr. 366 Comment
  UCR172750  Plagiobothrys collinus Abby Sirulnik, Ian G. Gillespie 2000-5-14 42 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
  UCD120795  Plagiobothrys collinus var. californicus Geoffrey Levin 1975-4-26 487 b Riverside Mayhew Canyon 1.5 mi. southeast of Glen Ivy on Highway 71. 335 Comment
  JEPS29306  Plagiobothrys collinus var. fulvescens Rimo Bacigalupi and L. Heckard 1962-3-25 8401 Riverside ca. 10 air mi. n.w. Elsinore (Temescal Wash, near Arcilla siding of A.T. & S.F. R.R., just below & e. of state hwy. 71); Temescal Wash 289 Comment
  UCR18610  Plagiobothrys leptocladus O. F. Clarke 1973-3-10 s.n. Riverside Lakeview Area, 2.5 mi north of Ramona Expressway on Davis Rd. 434 Comment
  CLARK-A1528-3430  Plantago erecta John C. Roos 1952-4-2 5461 Riverside Box Springs 487 Comment
  SEINET272396  Plantago erecta A. C. Sanders, G Helmkamp 1997-3-15 19938 Riverside Lake Skinner area: hill (1864) E of Skinner Lake at NW end of Tucalota Hills 518 Comment
  UC1536775  Plantago erecta G. H. True 1935-3-13 89 Riverside Mockingbird Canyon 457 Comment
  UC888365  Plantago erecta I. W. Clokey and B. C. Templeton 1930-4-9 467 Riverside n of Banning 1100 Comment
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Mar 13 2011
  CSUSB1312  Plantago insularis Robert A. Clark 1966-3-5 3566 3 Riverside Mecca rural; 2 miles east of Mecca on State Highway 195 on marginal agricultural land adjacent to Creosote bush scrub. -57 Comment
  RSA0035040  Plantago insularis var. fastigiata A. N. Dunn, A. M. Martin 1932-3-26 s.n. Riverside Coachella. Comment
  RSA650897  Plantago lanceolata Charles Slattery 1948-5-6 s.n. Riverside Found 1 mile south of Corona along Main Street. 238 Comment
  OBI53571  Plantago ovata Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. Ross 1988-3-10 2104 Riverside N end Palen Mts, 2 mi W of Palen Pass 300 Comment
  RSA278979  Plantago ovata var. fastigiata Barry A. Prigge, L. Martinez 1978-3-23 2425 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  RSA562067  Plantago ovata var. fastigiata Steve Boyd, C. Boyd, K. A. Boyd 1992-4-19 6916 Riverside N end of the Granite Mountains along powerline road near junction of Highway 177 and Highway 62. Area of transition between Mojave and colorado Deserts. Comment
  RSA586874  Plantago patagonica D. L. Banks, S. D. Boyd 1995-5-3 293 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 512 Comment
  UCR201435  Plantago patagonica Scott D. White, Justin M. Wood 2008-6-17 12193 Riverside San Jacinto Mountains, Morris Ranch Road, open area west of Goff Flat 1641 Comment
  RSA401723B  Platanus racemosa H. de Forest, Jack Rempel 1933-10-29 18672 Riverside Snow Creek Canyon, San Bernardino Mts Comment
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Feb 9 2015
  RSA596160  Platanus racemosa D. L. Banks 1996-11-7 1213 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; On the main road in the Reservation., 1.6 km E of the roads crossing with Pechanga Creek on the northern fork of the creek at the E end of the Reservation. 415 Comment
  RSA192038  Platystemon californicus E. W. Lathrop 1959-4-16 4468 Riverside 14 miles W of Murrieta, Tenaja plateau. Comment
  SD181427  Platystemon californicus Scott D. White, Bill La Haye 2000-5-27 7946 Riverside San Jacinto Mountains; Baldy Mountain area. 1616 Comment
  RSA0027563  Pleuraphis rigida April Garbat, Sarah Fisher, Kristin Forgrave 2013-8-1 97 Riverside Chuckwalla Valley. Intersection of Graham Pass Rd and Chuckwalla Valley Rd. 120 Comment
  RSA414080  Pleuraphis rigida Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  RSA515196  Pleuraphis rigida Steve Boyd, O. Mistretta 1986-3-13 1464 Riverside West side Palen Mts.: NE of Desert Center. Comment
  RSA714956  Pleuraphis rigida Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4626 Riverside Along Palen Pass Road, near Packard Well, S end of Granite Mountains. 502 Comment
  CAS-BOT-BC326578  Pleurocoronis pluriseta H. M. Hall 1905-4-16 5795 Riverside Marshall Canyn 11 km. west of Coachella, Colorado Desert 30 Comment
  SD124744  Pleurocoronis pluriseta A. C. Sanders, B. Pitzer & D. Charlton 1986-3-3 6139 Riverside North foot of the Chuckwalla Mountains, 2.75 miles southeast of Desert Center. 365 Comment
  SD9129  Pleurocoronis pluriseta S. B. Parish, W. F. Parish Apr 1882 Riverside Palm Springs Comment
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Jul 19 2010
  UCD134964  Pleurocoronis pluriseta C. L. Hitchcock 1966-3-21 24339 Riverside at summit of pass through Sheep Hole Mts., about 40 miles south of Amboy. Comment
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Mar 1 2014
  SEINET12534722 Image available Pleurocoronis pluriseta H. M. Hall 5992 Riverside Hills near Indio Comment
  RSA0088547  Pluchea sericea Robert Vargas 2016-4-9 17 Riverside LA basin, White water canyon reserve. 536 Comment
  RSA783398  Poa fendleriana J. D. Olmsted 1962-6-23 5290 Riverside SE San Bernardino Mts: Along trail to Calelectric water intake on S. fk. Whitewater River. Comment
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Feb 24 2013
  UCD91842  Poa pratensis Alan A. Beetle 1946-6-10 4346 Riverside Mt. San Jacinto. At top of Tahquitz Valley. 2438 Comment
  UCR41327  Poa secunda N. M. Fellows, A. C. Sanders 1985-4-9 156 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
  SDSU18665  Poa secunda subsp. secunda C. Matt Guilliams, Jeannine Ross 2008-3-5 494 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. Collections near the Dudleya multicaulis restoration site. 388 Comment
  CAS-BOT-BC413755  Polygonum argyrocoleon Peter H. Raven 1958-1-25 11474 Riverside 0.5 miles west of Mecca Comment
  SD186302  Polygonum argyrocoleon A. C. Sanders 1992-3-21 12075 Riverside Sonoran Desert: Coachella Valley, Oasis Date Garden, 4.4 miles north of Mecca on Hwy 111 near Ave. 59 -43 Comment
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Sep 30 2012
  SD137999  Polypodium californicum Darin L. Banks, Steve Boyd 1995-2-16 50 Riverside Cleveland National Forest, Agua Tibia Wilderness Area; north slope AguaTibia Mtn., south of Dripping Springs Alcove, east of Woodchuck Trail Comment
  CLARK-A1528-88  Polypogon monspeliensis C. M. Flanagan 1973-5-31 OO 641 Riverside Morongo Indian Reservation 1158 Comment
  UC1930040  Polypogon monspeliensis Scott D. White, Justin Wood 2008-6-16 12113 Riverside San Jacinto Mountains: Fobes Canyon, +- 1 mile up Fobes Ranch Road from Fobes Spring. Comment
  IRVC174  Polystichum imbricans subsp. curtum Mike McCartin 1965-4-24 HS 551 Riverside highway 74; Mountain Center. Peninsular Ranges, San Jacinto Mountains Comment
  SDSU13615  Populus balsamifera subsp. trichocarpa W. Miller, C. Mosse Riverside Comment
  UC1929601  Porophyllum gracile Scott D. White 2001-3-13 8158 Riverside PERRIS / ELSINORE BASINS: Menifee / Sun City area. Valleys and slopes east of Canyon Lake and west of Goetz Rd. Comment
  UC63187  Porophyllum gracile H. M. Hall May 1901 1864 Riverside along the borders of the, Eastern base Colorado Desert Comment
  UCR97713  Porophyllum gracile Scott D. White 1997-2-28 4714 Riverside Peninsular Range, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy 457 Comment
  RSA544379  Portulaca oleracea Steve Boyd, Timothy S. Ross 1991-6-14 6394 Riverside Warm Springs Creek at NE end of Hogbacks ridge from Alamos Rd. S to confluence w/ Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Springs. Comment
  UCR224437  Potentilla glandulosa Scott D. White, Justin M. Wood 2009-5-22 12903 Riverside San Jacinto Mountains, Idyllwild area, 'Strawberry Fuelbreak' between Strawberry Creek and road to sewage ponds 1456 Comment
  RSA797661  Potentilla glandulosa subsp. glandulosa Robert F. Thorne, E. W. Lathrop 1977-5-18 49765 Riverside Santa Ana Mountains: Camp Portrero [near junction of Tenaja Truck Trail and Ortega Highway (74)] Comment
  CDA39092  Prosopis glandulosa Mike Lahti 2013-5-2 PDR# 331 P06141961 Riverside Aguanga; Hwy. 79 south and Hwy. 371. 0 Comment
  RSA699635  Prosopis juliflora var. glandulosa Keith E. Hoffmaster 1933-4-14 s.n. Riverside Tahquitz Canyon Comment
  UC519873  Prunus fasciculata N. Dunn, A. M. Martin Mar 26 1932-Mar 27 1932 Riverside Cottonwood Spring Comment
  CAS-BOT-BC154437  Prunus ilicifolia Mrs. E. C. Van Dyke 1928-5-18 s.n. Riverside Banning Comment
  RSA0039857  Psathyrotes ramosissima Duncan S. Bell, Evan Meyer 2014-4-2 6505 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1 air mile northwest of Canyon Spring. 422 Comment
  RSA472311  Psathyrotes ramosissima P. J. Remple 1942-3-2 s.n. Riverside Dead Indian Creek, Santa Rosa Mtns. Comment
  UCD135055  Pseudognaphalium biolettii Nancy Ryan Zabriskie 1974-3-27 694 Riverside North side canyon downstream from 'Big Pool', Andreas Canyon, San Jacinto Mountains. 335 Comment
  UCR113590  Pseudognaphalium biolettii A. C. Sanders 1998-1-15 21634 Riverside Lake Skinner area, Black Mtn., along road up north side 884 Comment
  UCR121316  Pseudognaphalium biolettii A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 25002 Riverside Peninsular Range; San Jacinto Mtns. Region, The Badlands; summit of Mt. Eden, SW of Beaumont 717 Comment
  UCR136267  Pseudognaphalium biolettii A. C. Sanders 2004-4-20 27549 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  CAS-BOT-BC356664  Pseudognaphalium californicum Carl B. Wolf 1936-6-17 7952 Riverside Santa Ana Mts., along Ortega Highway, San Juan Canyon, 5/10 mi. E. of Orange Co. line 365 Comment
  GMDRC6556  Pseudognaphalium californicum J. M. Andre 2012-6-15 30510 Riverside San Jacinto Mountains: along Hwy 243 at Mt Edna Rd, approx. 1 mi. north of McMullen Flat, 5.9 mi. south of Interstate 10 at Banning; SB Natl. Forest 1172 Comment
  RSA759172  Pseudotsuga macrocarpa Doug Goldman, Pat Griffith 2005-3-4 3048 Riverside South side of Route 74, about 0.7 miles west of the intersection with Route 243. San Bernardino national Forest. 1326 Comment
  UCR18662  Psilocarphus brevissimus var. brevissimus John C. Roos 1952-4-30 5601 Riverside Edgemont, near Box Springs 488 Comment
  UCR280605  Psilocarphus chilensis R. E. Riefner Jr. 2017-4-2 17- 143 Riverside city of Hemet, west Hemet, south of west Florida Ave. (SR74), southwest c. 0.35 mi from Lyn Ave. and California Ave. 482 Comment
  CAS-BOT-BC353587  Psorothamnus arborescens var. simplicifolius Roxana S. Ferris 1918-6-13 955 Riverside 2 miles east of Banning Comment
  RSA678223  Psorothamnus arborescens var. simplicifolius Valerie L. Soza, J. Mark Porter, Gary D. Wallace 2001-4-2 1092 Riverside Mouth of Little Morongo Canyon, , NE of junction of Augusta Avenue and Little Morongo Drive, NW Desert Hot Springs. 412 Comment
  CAS-BOT-BC353615  Psorothamnus emoryi S. B. Parish 1906-4-20 6725 Riverside Palm Springs Comment
  CAS-BOT-BC353640  Psorothamnus emoryi Blanche Trask 1916-4-15 s.n. Riverside flats above Salton Sea Comment
  LA205189  Psorothamnus emoryi A. M. Johnson; 1933-4-28 4225 Riverside below Palm Springs, over mountains to Hemet Comment
  RSA403995  Psorothamnus emoryi N. C. Cooper 1949-4-9 3343 Riverside W of Indio 0 Comment
  RSA498359  Psorothamnus emoryi H. de Forest, George R. Johnston 1925-4-17 s.n. Riverside Between Banning and Whitewater Comment
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Jan 16 2010
  UCD108312  Psorothamnus emoryi Geoffrey Levin 1975-4-5 460 Riverside Jcn. Of Ramon Rd. and 1000 Palms Canyon Rd. 91 Comment
  UCSB3044  Psorothamnus emoryi Yokoyama, Howard 1953-3-22 Riverside Morongo Canyon Comment
  SEINET2063918 Image available Psorothamnus polydenius A. C. Sanders, B. G. Pitzer, B. L. Phillips 1988-10-15 8717 Riverside Mojave Desert, S edge of Fort Irwin Miltary Training Center, NE of Barstow, on E slope of Paradise Range, Lane Mtn. 15' Quad. 640 Comment
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Sep 13 2015
  CAS-BOT-BC340895  Psorothamnus schottii Carl B. Wolf 1932-4-26 2973 Riverside Colorado Desert. 5 mi. E. of Mecca, on Blythe Road 30 Comment
  CAS-BOT-BC340905  Psorothamnus schottii Street; Munz 1919-5-7 2749 Riverside Palm Springs 182 Comment
  RSA404245  Psorothamnus schottii Anstruther Davidson 1903-5-3 s.n. Riverside Thermal. Comment
  SD46421  Psorothamnus schottii P. C. Everett, E. K. Balls 1956-5-2 21555 Riverside On road to Eagle Mt. Pumping Station, 4 mi. N from turn-off Hwy. 60/70, w. of Desert Center. 305 Comment
  SEINET3005064  Psorothamnus schottii G. Rink 2011-5-1 10502 Riverside North side of the Chuckawalla Mountains 365 Comment
  UC597632  Psorothamnus schottii Philip A. Munz 1937-5-29 15144 Riverside Dead Indian Creek, north base of Santa Rosa Mts. 457 Comment
  UC863833  Psorothamnus schottii C. L. Hitchcock 1940-3-29 5849 Riverside ca 12 mi e Indio; e of Indio Comment
  UCR59702  Psorothamnus schottii A. C. Sanders 1989-9-19 9506 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 1.75 km (airline) south of Tabaseca Tank, along the wash above 'Tabaseca Target 680 Comment
  CAS-BOT-BC421261  Pterostegia drymarioides Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater 304 Comment
  RSA711840  Pterostegia drymarioides A. C. Sanders, T. B. Salvato, Mitch Provance 2003-4-4 25836 Riverside San Bernardino/Santa Ana River Valley Region: Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope. 366 Comment
  UCR258871  Pterostegia drymarioides T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7906 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
  SEINET7048167  Pterostegia drymarioides Steven R. Hill 2001-5-3 33672 Riverside Northeast-facing slopes of Mount San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, about 3.8 miles due west of California Route 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area. Elevation about 2600 feet. Comment
  UCR125275  Pulicaria paludosa A. C. Sanders 2002-11-21 25640 Riverside Temescal Valley, development called 'Trilogy at Glen Ivy' at the confluence of Bixby and Anderson Canyons 366 Comment
  RSA401600  Pycnanthemum californicum T. H. Holmes 1932-1 s.n. Riverside San Jacinto Mountains. Comment
  UCD170873  Quercus Jeremiah George 2012-8-13 s.n. Riverside San Gorgonio Pass/Moreno Badlands, west of Beaumont, just east of junction of 60 Fwy and Jackrabbit Trail, off frontage road dead end. 716 Comment
  UCR241234  Quercus X morehus Tracy Tennant, T. B. Salvato 1998-6-23 MOR- 458 Riverside San Bernardino Mountains, Morongo Indian Reservation, woodland stand 13, N end of Hathaway Canyon 1280 Comment
  POM265846  Quercus X munzii W. Egbert Schenck 1942-10 s.n. Riverside Joshua Tree National Monument. South end of Mojave Desert. Comment
  UCR92665  Quercus agrifolia Scott D. White, S. Douthit 1996-3-31 3850 Riverside Lake Skinner area, Riverside Land Conservancy conservation easement site, c. 0.5 air mi south of the reservoir, near East Benton Road 534 Comment
  RSA640179  Quercus agrifolia var. agrifolia Louis C. Wheeler 1965-3-26 8707 Riverside Temescal Valley: Wright Ranch. Comment
  SD193295  Quercus agrifolia var. agrifolia A. C. Sanders, R. E. Riefner Jr. 2005-8-12 31544 Riverside Lower Bautista Canyon, 1.1 mile above Forest Service boundary, 3.2 miles above retention dam at mouth. 744 Comment
  UCR138601  Quercus agrifolia var. agrifolia D. L. Banks 1996-11-7 1209 Riverside Agua Tibia Mountains, NW Palomar Mountains: Pechanga Indian Reservation, east of San Gabriel Church. At the end of the main road in the Reservation, 0.5 km west of the spring on the N fork of Pechanga Creek, at the E end of the Reservation 427 Comment
  SD187417  Quercus agrifolia var. oxyadenia R. E. Riefner Jr. 2005-8-7 05 594 Riverside San Jacinto Mountains, San Bernardino National Forest, 0.7 miles west of Santa Rosa Mountain Rd. on SR 74 near Vandventer Flat 1367 Comment
  UCR158906  Quercus berberidifolia A. C. Sanders, R. E. Riefner Jr. 2005-8-12 31546 Riverside San Jacinto Mtns., Vandeventer Flat along Hwy 74, 1.2 mi. west of Santa Rosa Mtn. Rd., just west of entrance to Santa Rosa Indian Reservation 1402 Comment
  UCR94889  Quercus berberidifolia G. R. Ballmer, K. T. Stockwell 1996-9-22 s.n. Riverside Murrieta, Warm Springs Creek, SE of Hogbacks 366 Comment
  UCR178147  Quercus chrysolepis Tracy Tennant 1998-3-10 MOR- 1111 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
  RSA503823  Quercus cornelius-mulleri N. C. Cooper 1944-5-20 1307 Riverside Palms to Pines Hwy., San Jacinto Mtns. 1220 Comment
  RSA592673  Quercus cornelius-mulleri Scott D. White, Duayne Haselfeld 1996-7-2 4265 Riverside Pinyon Flat Area: N of Highway 74, ca. 10 road miles E of junction with Highway 371. W-facing slope of Sugarloaf Mountain and adjacent valley. 1250 Comment
  CAS-BOT-BC94187  Quercus engelmannii A. C. Sanders; Kent Beaman 2002-5-10 25047 Riverside Santa Ana Mtns. Santa Rosa Plateau: hills W of the head of De Luz Creek, 0.4 mi S of Tenaja Rd. on W side of Calle Roble 671 Comment
  RSA192168  Quercus engelmannii E. W. Lathrop 1965-4-4 5645 Riverside 8 miles west of Murrieta-Tenaja Range. Comment
  CAS-BOT-BC362516  Rafinesquia californica E. W. Lathrop 1966-5-15 6316 Riverside 3 miles SE of Murrieta on the De Luz road Comment
  CAS-BOT-BC362631  Rafinesquia neomexicana F. O. Ballou 1926-3-27 s.n. Riverside Murray Canon [Canyon] Comment
  OBI8324  Rafinesquia neomexicana David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-28 12065 Riverside Joshua Tree Natl Monument along Pinto Basin Rd. 2 mi N of Cottonwood campgrounds Comment
  SEINET3104761  Rafinesquia neomexicana Faulkner 1978-3-20 330 Riverside Near Big Maria Mtns, 1 mi west of Colorado River. 152 Comment
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Sep 9 2013
  UCR241593  Rafinesquia neomexicana A. C. Sanders, Ann Howald 2013-2-28 40559 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 3.4 miles west of Hwy 78, 11 km SW (250 deg. ) of Ripley 114 Comment
  UCR202600  Ranunculus aquatilis Scott D. White, Justin M. Wood 2008-7-9 12442 Riverside San Jacinto Mountains, K Flat, from large pond downstream to meadow 1463 Comment
  UC480948  Ranunculus cymbalaria var. saximontanus D. L. Crawford 745 Riverside at side of lake Riverside Comment
  RSA618176  Ranunculus hebecarpus D. L. Banks 1997-5-5 2010 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek., East of where the road crosses to the southern bank of the south fork of Pechanga Creek. 427 Comment
  SD233920  Ranunculus muricatus Jennifer H. Jones 2006-5-1 290 Riverside Foot of Box Springs Mountains, E of University of California Riverside Campus; University Village Apartments SW corner of Big Springs Rd. & Watkins Drive (Riverside E 7.5' Q). 334 Comment
  RSA0104672  Rhamnus ilicifolia Duncan S. Bell 2015-9-30 8692 Riverside Santa Rosa Mountains; Little Pinyon Flat; collecting in a large drainage from Cactus Spring Trail to Horsethief Creek. 1246 Comment
  UCR113734  Rhamnus ilicifolia Mitch Provance 2000-5-5 2019 Riverside Riverside, Box Springs Mtns., canyon c. 0.5 mi. NE of peak 2553 and c. 0.5 mi. SW of the old landfill off Pigeon Pass Rd. 488 Comment
  UCR173870  Rhamnus tomentella subsp. cuspidata Scott D. White, Pam DeVries 2000-4-25 7731 Riverside Peninsular Ranges/ Perris-Aguanga Basin, Temescal Valley, Corona area: E foothills of the Santa Ana Mtns, just above citrus groves 518 Comment
  JOTR01103  Rhus aromatica Cole, James E. 1941-5-23 775 Riverside Joshua Tree National Park. SPLIT ROCK AREA 1280 Comment
  OBI29875  Rhus ovata Melissa Luckow, Rhonda Riggins 1982-4-15 826 Riverside Hwy 371, 3.6 mi N jctn with Hwy 79 in Aguanga Comment
  SD146054  Rhus ovata Mitch Provance 1998-6-6 688 B Riverside Jurupa Mountains: Jensen Quarry, Sunnyside area on west side of Sierra Blvd., just east of corner of 29th St. and Scenic Drive. 305 Comment
  UC217847  Rhus ovata P. A. Munz, D. Keck 1922-4-14 5004 Riverside e Whitewater Ranch; Colorado Desert 213 Comment
  SD212450  Rhus trilobata T. B. Salvato 2004-5-27 593 Riverside Head of Banning Canyon close to the San Bernardino County line, 0.5 mile southeast of Oak Glen Conservation Camp. 1402 Comment
  UC195328  Rhus trilobata S. B. Parish 1906-5-13 10839 Riverside Cottenwood Spring; Colorado Desert Comment
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Sep 4 2011
  POM10075  Rhus trilobata var. pilosissima Charlotte M. Wilder 1904-6-11 46 Riverside Wilders Canyon; Jurupa Hills near Riverside. Comment
  CAS-BOT-BC108719  Ribes cereum Louis C. Wheeler 1931-10-3 237 Riverside 1.5 mile north Tahquitz Peak, San Jacinto Mountains. 2514 Comment
  UCR138809  Ribes indecorum D. L. Banks, J. Moreno 1997-2-5 1253 Riverside Agua Tibia Mtns., NW Palomar Mountains: Pechanga Indian Reservation, along Magee Truck Trail between the headwaters of Pala Creek at the southern extremity of the Reservation to the Riverside/San Diego County line border 482 Comment
  UCR3196  Ribes indecorum Chuck Elliott 1964-3-3 s.n. Riverside Peninsular Range, [Two Trees Canyon, Box Springs Mtns.] 0.25 mi past Two Trees Road and Belvedere 366 Comment
  UCR47227  Ribes indecorum B. G. Pitzer, Jack Easton 1987-3-10 405 Riverside San Jacinto Mtns., Anza area, hills south of Thomas Mtn., c. 3 mi east of town of Anza on north side of Hwy 371 1341 Comment
  CAS-BOT-BC168946  Ribes malvaceum Steve Boyd 1981-3-13 186 Riverside Gavilan Hills region, western flank of Estelle Mountain in steep canyon at the border of NW 1/4 sec. 5 and NE 1/4 sec. 6 609 Comment
  RSA263743  Ribes malvaceum var. viridifolium E. W. Lathrop 1968-5-22 6910 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  UC11579  Ribes montigenum H. M. Hall 1901-7 Riverside Tamarack Valley San Jacinto Mountains 2804 Comment
  UCR70833  Ribes montigenum E. C. Jaeger 1921-6-19 s.n. Riverside San Jacinto Mtns, Round Valley 2744 Comment
  UCR251302  Ricinus communis T. B. Salvato, Matthew Malle 2014-4-8 7827 Riverside Perris-Aguanga Basin, south end of Perris Valley, c. 8 mi south of the Perris Reservoir, northwest corner of Matthews (Case) Road and Menifee Road 446 Comment
  UCR114738  Robinia pseudoacacia A. C. Sanders, K. C. Rose 1999-6-18 22802 Riverside Skinner/Domenigoni area, French Valley, E side of Washington Ave., 1/2 mile south of Rawson Rd. 439 Comment
  RSA263758  Romneya coulteri E. W. Lathrop 1967-4-14 6180 Riverside 4 miles west of Corona between Tin Mine Canyon and Santiago Peak, Skyline Drive. Comment
  POM319082  Romneya coulteri Patricia Wilder 1970-10-15 4818 Riverside Prado Dam; by entry gate on west end of top of dam; Chino Hills; Santa Ana River. 183 Comment
  UC1951181  Rorippa palustris subsp. palustris Justin M. Wood with Jamie Miner 2009-4-2 464 Riverside SW Perris Basin: Temecula - Murrieta Creek, downstream of 1st street bridge. USGS Temecula 7.5' Quad. Comment
  SBBG3103  Rubus parviflorus M. Lewis 1947-8-26 10 Riverside Dark Cyn 1981 Comment
  CAS-BOT-BC433583  Rumex hymenosepalus E. A. Zumbro 1900-5-1 345 Riverside Reche Canon [Reche Canyon] Comment
  RSA180482  Rumex salicifolius E. W. Lathrop 1960-5-27 5218 Riverside 6 miles west of Murrieta. Comment
  RSA559427  Rumex salicifolius Steve Boyd 1992-4-15 6874 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  SDSU13632  Rumex salicifolius var. denticulatus W. Miller, C. Mosse 1972-7-20 Riverside By olive trees at north boundary in turn in road. Comment
  POM360974  Salix exigua Marcus E. Jones 1930-3-15 26531 Riverside Eagle Mountains. Comment
  JOTR35496  Salix laevigata La Doux, Tasha, D. Shade, S. De Groot, N. Fraga, L. Washburn 2013-4-26 3184 Riverside Joshua Tree National Park. Little San Bernardino Mtns, Upper Smithwater Canyon, NW of Quail Mtn. (Biodiversity Hunt stop2) 1295 Comment
  UC914202  Salix laevigata Charles B. Fiker 1946-4 3354 Riverside road dip s. of Temecula bridge (on Hwy. 395, at upper end of sand pit next to fence) Comment
  RSA92703  Salix laevigata F. W. Peirson 1928-3-10 7700 Riverside along irrigation ditch, Snow Creek Auto Camp at Whitewater, head of Coachella Valley. Comment
  RSA0013133  Salix lasiolepis LeRoy Gross, Caitlin Elam 2013-5-14 6051 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  RSA552716  Salix lasiolepis Steve D. Boyd, Tim S. Ross, Orlando Mistretta 1992-2-26 6685 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon. 305 Comment
  CAS-BOT-BC128447  Salix lasiolepis var. lasiolepis Geo. B. Grant 1904-7-23 s.n. Riverside Mt. San Gorgonio, High Creek Comment
  CAS-BOT-BC128450  Salix lasiolepis var. lasiolepis Frank W. Peirson 1933-4-14 10648 Riverside Banning - Idlewild Road 1524 Comment
  CDA3180  Salsola australis R. E. Riefner Jr. 2007-2-19 Jul- 72 Riverside City of Perris, along Highway 74 at 4th Street and B Street. Comment
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Nov 27 2013
  SD232665  Salsola paulsenii A. C. Sanders 1992-4-5 12160 Riverside Colorado Desert: Chuckwalla Velley, near Wiley's Well rest area on I-10, along dirt road to McCoy Spring. 399 Comment
  RSA424901B  Saltugilia australis N. M. Fellows, A. C. Sanders 1985-4-9 134 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 mi west of Snow Creek Village. 489 Comment
  SBBG28434  Saltugilia australis D. Myrick 1964-4-30 834 Riverside Palms to Pines Hwy 74, 12 mi W of Palm Desert 1066 Comment
  SD234486  Saltugilia australis A. C. Sanders, P. J. MacKay, Tim Thomas 2003-5-18 26759 Riverside San Bernardino Mtns.: Cleghorn Road, 0.5 mi. NE of Cajon. 1006 Comment
  UCR280963  Saltugilia australis Mitch Provance, Matt K. Beyers, John Hazlett, Douglas Gordon-Blackwood 2017-4-13 417- 62 Riverside Peninsular Ranges, Wildomar, Sedco Hills, along transmission road between Lost Rd. and Lake View Rd. 564 Comment
  RSA185451  Saltugilia splendens Clare B. Hardham 1965-6-17 12917 Riverside San Jacinto Mountains: Lake Fulmer. Comment
  UCR123873  Salvia apiana Steven R. Hill 2001-4-29 33536 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
  UCR234259  Salvia apiana A. C. Sanders 2012-4-12 40031 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. between Glen Ivy and Indian Truck Trail, near El Hermano Rd. 314 Comment
  UCR42549  Salvia apiana B. G. Pitzer 1986-4-26 0186 Riverside San Bernardino Mtns., Whitewater Canyon, c. 4.5 mi. north of Hwy I-10 on Whitewater Canyon Road 734 Comment
  RSA401481  Salvia columbariae Robert L. Dressler 1949-3-19 369 Riverside Box Canyon, Orocopia Mts. Comment
  RSA401487A  Salvia columbariae H. de Forest, Freda Detmers 1933-3-25 s.n. Riverside Between Banning and Cabazon Comment
  RSA504549  Salvia columbariae Ed LaRue 1989-6-11 s.n. Riverside W side of Lakeview Mountains, ca. 1 mile SE of town of Nuevo. 640 Comment
  RSA651673  Salvia columbariae Toppenberg 1961-5-12 7 Riverside Beaumont side of Idyllwild. Comment
  SDSU7473  Salvia columbariae Pamela A. Beare 1992-3-13 13 III92C Riverside just norh of Box Canyon road. approx 7 miles ca. east of Painted Canyon Road, east of Mecca. Comment
  SEINET270812  Salvia columbariae Richard J. Shaw 1958-4-6 1097 Riverside Joshua Tree National Monument ; Road between White Tank Campground and South Entrance 610 Comment
  UCR214321  Salvia columbariae A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38381 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., c. 1.0 mi. NNE (04 deg. ) of intersection of I-15 and Lake St. 503 Comment
  JOTR00903  Salvia columbariae Sipe, Frank 1958-3-7 225 Riverside Joshua Tree National Park. PINTO BASIN Comment
  LA86110  Salvia eremostachya W. A. Jr. Emboden; 1962-5-20 2062 Riverside Pinion Flats, Palms to Pines Highway Comment
  RSA699687  Salvia greatae J. Mark Porter, Orlando Mistretta 2003-6-5 13621 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
  SEINET11587887  Salvia mellifera T. Salvato, Marcs, Rari 2016-4-26 8358 Riverside Santa Ana Mountains Comment
  SEINET2445422  Salvia mellifera Daphne K. Christopher, Hannah Stevens 2003-4-4 88 Riverside Uc Riverside, Motte Rimrock Reserve. 530 Comment
  SEINET272395  Salvia mellifera A. C. Sanders, G Helmkamp 1997-3-15 19926 Riverside Lake Skinner area: hill (1864) E of Skinner Lake at NW end of Tucalota Hills 549 Comment
  UCR173153  Salvia mellifera Abby Sirulnik 2000-4-18 13 Riverside South Coast; Perris Basin, Motte Rimrock Reserve, NW of Perris 610 Comment
  UC574890  Salvia mohavensis C. Epling and Wm. Robison 1933-6-26 Riverside Key's View; Little San Bernardino Mountains 1524 Comment
  POM97987  Salvia mohavensis E. C. Jaeger 1926-3-4 s.n. Riverside Eagle Mountains. 1189 Comment
  SD229201  Salvia pachyphylla subsp. pachyphylla Dick Schwenkmeyer 2012-8-7 775 Riverside Santa Rosa Mountain Cabin, 10 miles southeast of the intersection of Highway 74 and Santa Rosa Mountain road. 2305 Comment
  RSA125462  Salvia vaseyi E. K. Balls, P. C. Everett 1957-8-20 22663 Riverside 7.5 mi. n. along rd. to 29 Palms [62] from jct. with U.S. Hwy. 60/70/99 381 Comment
  SEINET2065848 Image available Salvia vaseyi A. C. Sanders, K. Rose 1995-4-27 16736 Riverside Coachella Valley: foot of the Little San Bernardino Mts., Canyon E of Fan Hill, just outside Joshua Tree Natl. Park 548 Comment
  UC217970  Salvia vaseyi P. A. Munz, I. M. Johnston 1922-5-7 5285 Riverside mouth of Dry Morongo Wash Plants of Southern California, Colorado Desert 365 Comment
  RSA477583  Sambucus mexicana George R. Johnston 1934-3-27 s.n. Riverside Near Wildomar. Comment
  RSA500110  Sambucus mexicana Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-10 3662 Riverside Vail Lake area, Temecula Creek canyon below the dam. 459 Comment
  UC219560  Sambucus mexicana P. A. Munz 1922-6-24 5791 Riverside Pipe Creek San Jacinto Mts., Hemet Valley 1402 Comment
  UCR268291  Sambucus nigra subsp. caerulea Jim Andre 2012-6-15 30530 Riverside San Jacinto Mountains, Banning, along Hwy 243, 10.7 miles south of Interstate 10, San Bernardino National Forest 1499 Comment
  RSA552724  Sanicula arguta Steve Boyd, Timothy S. Ross, Orlando Mistretta 1992-3-31 6766 Riverside San Mateo Cyn. Wilderness Area. Tenaja Trail from jtn w/ Morgan Tr. S to Pigeon Spring area. 670 Comment
  UC1552639  Sanicula arguta B. Pitzer and E. Misquez 1988-2-28 628 Riverside 2 mi s of Rancho California Road (sw of Murrieta, Walker Basin, Avenida del Oro); Walker Basin, Avenida del Oro 426 Comment
  UCR31299  Sanicula arguta A. C. Sanders, T. Glenn 1983-4-17 3733 Riverside Santa Ana Mtns., Mesa de Colorado, 5 mi (airline) SW of Murrieta 612 Comment
  CAS-BOT-BC223223  Sanicula bipinnatifida John F. Green 2010-3-19 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region: Menifee area, c. 5.5 miles NE of Murrieta, powerline route c. 500 ft. south of 90 deg. bend in Briggs Rd. 427 Comment
  RSA763018  Sanicula bipinnatifida John F. Green 2010-3-19 s.n. Riverside Menifee area, c. 5.5 miles NE of Murrieta, powerline route c. 500 ft. south of 90 deg bend in Briggs Rd 427 Comment
  RSA570230  Sanicula crassicaulis Steve Boyd, Timothy S. Ross 1993-3-23 7904 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
  RSA511534  Satureja chandleri Jeri Hirshberg 1989-3-27 s.n. Riverside Santa Rosa Plateau, S of town of Murrieta; Miller Canyon 457 Comment
  RSA597079  Schedonorus arundinaceus D. L. Banks, Elizabeth Hedge Banks, John B. Hedge 1996-6-6 1117 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve, SW side of the Water Storage tank., 100 m N of the road junction between the main Preserve Road and the road to the Emerson Cottage. 457 Comment
  UCR21988  Schinus molle Steve Boyd 1980-7-20 340 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  SEINET6809369  Schinus molle John Thieret, Brandenburg, David 1982-6-5 53095 Riverside Rancho Mirage; Rancho Mirage Comment
  RSA683868  Schismus barbatus Scott D. White, Michael Honer 2003-4-4 8956 Riverside Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. 366 Comment
  UCR174144  Schismus barbatus A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32516 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 640 Comment
  UCR263482  Schismus barbatus A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41445 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
  UCR91432  Schismus barbatus Scott D. White 1995-3-30 2643 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
  UCR241955  Schoenoplectus acutus A. C. Sanders, Timothy W. Chumley 2013-3-28 40698 Riverside Peninsular Range, Temescal Canyon Rd. SE of Pacific Clay Products plant/Bernard St., c. 1 mile north of Lake St., beside old RR berm 376 Comment
  UCR92307  Schoenoplectus acutus var. occidentalis Scott D. White, S. Ogg 1994-10-17 2470 Riverside Temecula Valley, Murrieta Creek, 1000-3000 ft. south of Winchester Road bridge (Banana Avenue) 317 Comment
  UCR277734  Scirpus microcarpus Mitch Provance 2012-1-26 112- 01 Riverside Badlands of Western Riverside County, San Timoteo Creek, about 3.5 miles west of Beaumont, N side of Hwy. 60 1479 Comment
  RSA160542  Scrophularia californica subsp. floribunda J. D. Olmsted 1959-6-25 681 Riverside San Jacinto Mtns., Strawberry Creek, NE of Idyllwild, Strawberry Creek in Fern Valley 1646 Comment
  UCR35330  Scutellaria bolanderi subsp. austromontana L. B. Ziegler 1964-7-26 28 Riverside San Jacinto Mtns., Upper May Valley 1616 Comment
  UCSB12016  Scutellaria mexicana Field, L. 1966-5-5 Riverside low Joshua Tree Woodland; 5 miles NE of Pinon Flats Campground; along Calif 74; 10.8 miles south of Palm Desert 975 Comment
  UC884233  Scutellaria siphocampyloides I. W. Clokey, E. G. Anderson 1935-8-2 6905 Riverside w of Hemet Lake 1370 Comment
  CLARK-A1045-866  Scutellaria tuberosa George K. Helmkamp 1978-6-1 #2 Riverside Santa Ana Mountains off of De Luz Road near [southeast of] Mesa de Burro; ; Murrieta 7.5'Q 487 Comment
  UCR174438  Scutellaria tuberosa A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32486 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
  UCR281207  Scutellaria tuberosa Mitch Provance, Matt K. Beyers, John Hazlett, Douglas Gordon-Blackwood 2017-4-14 417- 35 Riverside Peninsular Ranges, Sedco Hills (east end), along transmission road, from 0.2 mi W of Beverly St. to the vicinity of intersection with Green Meadow Way 592 Comment
  RSA603301  Sedum niveum R. E. Riefner 1997-8-7 97 -241 Riverside Santa Rosa Mountain: near summit 2439 Comment
  RSA495801  Selaginella bigelovii Steve Boyd, T. S. Ross, Laurel Arnseth 1989-3-11 2910 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam 396 Comment
  RSA769518  Selaginella bigelovii Duncan S. Bell, Lucilla Reccia 2010-5-5 967 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.4 air miles southeast of junction of Highway 74 and forest service road 5S15. 791 Comment
  SEINET10971467  Selaginella bigelovii George Engelmann 1880-11-11 Engelmann s.n. 1880 Riverside Whitewater near San Gorgonia Pass, rocky hillsides. Comment
  CAS-BOT-BC62093  Selaginella eremophila Larry Kiefer 1963-3-24 485 Riverside Andreas Cyn. 609 Comment
  CAS-BOT-BC62253  Selaginella watsonii P. A. Munz 1922-7-7 6045 Riverside Summit of San Jacinto Peak 3285 Comment
  UCR106418  Senecio californicus George K. Helmkamp, A. C. Sanders 1997-3-15 1493 Riverside Skinner Lake, Grassland at base of Bachelor Mtn. and adjoining chapararal. 488 Comment
  RSA0012732  Senecio californicus Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-4-2 3236 Riverside Vail Lake area, sandy valley at NE end of lake, N of Wilson Creek. 488 Comment
  UCD135485  Senecio flaccidus var. douglasii R. N. Raynor 1941-7-28 s.n. Riverside south border of county. Comment
  JEPS4751  Senecio flaccidus var. monoensis Roxana S. Ferris and R. Bacigalupi 1953-4-20 12634 Riverside 4.0 mi n Shaver Summit (road to Lost Palms Canyon) Comment
  POM126253  Senecio mohavensis Thos. Craig 1927-4-2 8 Riverside Canyon near Hidden Springs. Comment
  CLARK-A1528-292  Senecio vulgaris J. D. Jacobi 1970-4-30 O 430 -6 Riverside Lakeview 274 Comment
  RSA501017  Senecio vulgaris Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-4-1 3136 Riverside Vail Lake area, ridge-top of volcanic substrate w/clay soil, 2 mi W of dam, at edge of escarpment E of Pauba Valley. 518 Comment
  RSA0031607  Sequoiadendron giganteum Rudolf Schmid, Mena Schmid 2009-5-1 2009 -2 Riverside nw. San Jacinto Mtns., ne. of HW 243 ca. 16 highway km nw. of Idyllwild, in the s. unit of the San Bernardino National Forest, on sw. flank of Black Mtn. Right (as ascending) of Black Mountain Trail on slope covered with Pteridium aquilinum and near, drainage (Indian Creek) with Alnus rhombifolia, uppermost Hall Canyon. 2066 Comment
  POM78918  Setaria parviflora I. M. Johnston 1925-7-19 s.n. Riverside Pedley. Comment
  NY180312  Sibaropsis hammittii S. D. Boyd 1992-3-31 6771 Riverside Santa Ana Mountains, Elsinore Peak (USGS Wildomar 7.5' quadrangle) 3320 Comment
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Nov 10 2010
  CSUSB1387  Sidalcea malviflora Sally Crum 1966-3-20 Riverside About 0.5 mile north of Murrieta on Tenaja Road, in Santa Ana Mountains on slope by roadside. 914 Comment
  UCR100823  Sidalcea malviflora G. R. Ballmer 1998-5-23 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, Massinger oak easement, Riverside Land Conservancy, north base of Redonda Mesa, close to Tenaja Rd. 671 Comment
  UCR135832  Sidalcea malviflora A. C. Sanders 2004-4-20 27557 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of