Search Results — 2000 specimen records retrieved (1897 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA0077541  Abies concolor G. Wallace 1964-4-26 s.n. Riverside Idlewild area. Comment
  SDSU13664  Abronia umbellata var. umbellata W. Miller Riverside Comment
Read comments Feb 2 2019
  NY43447  Abronia villosa C. R. Annable 1995-3-9 2256 Riverside BLM land, ca. 13km N of Rancho Mirage, behind A-1 Cement Comment
  UCR86874  Abronia villosa A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16251 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 427 Comment
  SEINET11941850  Abronia villosa E. A. Purer 1935-1 6453 Riverside Near Palm Springs, W edge of Colorado Desert Comment
  RSA33621  Abronia villosa var. aurita Robert L. Rutherford 1944-7-15 1592 Riverside Palms to Pines Highway. 1463 Comment
  UC454270  Abronia villosa var. aurita I. J. Condit 1910-6-24 Riverside Along San Jacinto River Valley San Jacinto Mts, San Jacinto River Valley Comment
  UC7621 Image available Abronia villosa var. aurita S. B. Parish Apr 4 1896-Apr 13 1896 4138 Riverside desert base of San Jacinto Mt.(Agua Caliente) Palm Springs, San Jacinto Mt. 152 Comment
Read comments Jul 8 2010
  UCR248475  Abronia villosa var. aurita Duncan S. Bell 2012-3-8 3154 Riverside Mojave Desert, Southern section of the Mecca Hills, c. 2.5 air miles southeast of where the Coachella Canal and Hidden Springs Canyon cross each other 37 Comment
  RSA0025968  Abronia villosa var. aurita R. E. Riefner Jr., K. Campbell 2007-5-19 7 -210 Riverside Temecula, Temecula Canyon, Santa Margarita River, ca. 1.5 miles W of I-15 Fwy. and 1.0 mile W of Murrieta Creek. 298 Comment
  RSA748603  Abronia villosa var. villosa Scott D. White, Justin M. Wood 2009-4-28 12595 Riverside Little San Bernardino Mountains: City of Desert Hot Springs, Proposed development N of Pierson Blvd and E of Verbena Dr. Comment
  UCSB6306  Acamptopappus sphaerocephalus Kamb, Peter 1948-4-11 Riverside Lower Sonoran Zone; Whitewater Wash near Whitewater; Coachella Valley 457 Comment
  UC598738  Acamptopappus sphaerocephalus var. sphaerocephalus John Bright 1936-4-21 12816 Riverside north of Palm Springs; Colorado Desert Comment
  RSA603073  Acer macrophyllum Joseph A. Ewan 1933-3-19 10900 Riverside Tin Mine Canyon, Santa Ana Mountains. Comment
  UC1931132  Acer negundo Scott D. White, Justin Wood 2008-6-17 12163 Riverside San Jacinto Mountains: Garner Valley - Kenworthy Station (USFS). (Butterfly Peak), along Morris Creek near water tower Comment
  UCR3848  Acer negundo Frank C. Vasek 1964-7-26 640726- 01 Riverside San Jacinto Mtns., 2 mi. north of Kenworthy Ranger Station Comment
  SEINET223686 Image available Achnatherum coronatum Mary E. Barkworth 1981-1 3407 Riverside Riverside/San Diego CO: Near Aguanga. 914 Comment
  RSA697715  Achnatherum hymenoides J. Russell Bruff 1921-3-12 36 Riverside Whitewater. Comment
  SBBG57047  Achnatherum occidentale subsp. occidentale R. Hoffmann 1929-9-8 Riverside San Jacinto Mtns 2133 Comment
  JEPS484  Achnatherum speciosum W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1455 Riverside Coyote Canyon Comment
  CAS-BOT-BC384727  Achyronychia cooperi L. A. Greata 1905-4-1 403 Riverside Coachella Comment
  UCR103321  Achyronychia cooperi George K. Helmkamp, E. A. Helmkamp 1998-2-5 2651 Riverside Sonoran (Colorado) Desert, Indio Hills, 3 mi. east of Thousand Palms & 1.1 mi. N on Amity Rd. 101 Comment
  SBBG51127  Acmispon glaber N. R. Zabriskie, W. Zabriskie 1973-5-6 635 Riverside mesa SE of Andreas stream in the 1st 1/4 mi opposite, S of jct with "North Cyn" Andreas Cyn, E slope of San Jacinto Mtns 365 Comment
  JOTR31171  Acmispon glaber var. brevialatus La Doux, Tasha 2009-6-3 1874 Riverside Joshua Tree National Park. (Stop 6): Little San Bernardino Mountains, Covington Flats Area, dry ephemeral wash near parking area 1426 Comment
  SEINET5327576  Acmispon strigosus E. Neese 1979-4-10 7079 Riverside Ca 125 mi w of Blythe, desert along Interstate 10. 244 Comment
  RSA192185  Acourtia microcephala E. W. Lathrop 1960-6-8 4934 Riverside 14 miles west of Murrieta Comment
  UCR272482  Acroptilon repens Mitch Provance 2013-6-18 613- 28 Riverside San Bernardino Valley, Riverside, S corner of North Main St. and Dublin Way. 247 Comment
  SEINET5537633  Adenostoma fasciculatum R. H. Whittaker, W. A. Niering 1961-1 s.n. Riverside San Jacinto Mountians. 1524 Comment
  CAS-BOT-BC139865  Adenostoma sparsifolium Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mts. Comment
  RSA711115  Adenostoma sparsifolium M. Wall, Del Wiens, Clyde Calvin 2005-12-4 409 Riverside At highway maintenance dirt road jct. along Highway 243, ca. 2.5 miles N. of Mountain Center. 1524 Comment
  UC489012  Agnorhiza ovata C. V. Meyer 1929-6-18 783 Riverside Hemet Valley San Jacinto Mts. 1341 Comment
  CAS-BOT-BC46157  Agoseris heterophylla Marcus E. Jones 1882-5-3 3222 Riverside Pasadena Comment
  SD144503  Agrostis exarata Scott White 1996-8-1 4428 Riverside Idyllwild area: San Jacinto Mtns, Hwy 243 at Deer Springs trailhead and adjacent area. 1700 Comment
  UCR24979  Agrostis exarata A. C. Sanders 1980-7-22 1704 Riverside Peninsular Range; San Jacinto Mtns, [Forest Service] Rd. 4S02, c. 2.5 (airline) mi north of Pine Cove and c. 0.25 mi south of Dark Canyon campground 1768 Comment
  CAS-BOT-BC139355  Agrostis idahoensis Carl B. Wolf 1932-8-5 3963 Riverside San Jacinto Mountains. 1st Real, wet meadow on trail from Tahquitz Valley to San Jacinto Peak. Head of fork of Tahquitz Creek. 2743 Comment
  RSA593987  Ailanthus altissima D. L. Banks, Elizabeth Hedge Banks 1996-5-2 951 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve, at the Emerson Cottage. 524 Comment
  SEINET12509589 Image available Aliciella latifolia A. C. Sanders 1983-1 3803 Riverside Sonoran (Colorado) Desert; E side of the Salton Sea, at the mouth of Salt Creek, 2 mi. north of the Imperial County line along Hwy 111 -70 Comment
  RSA462625  Allionia incarnata Robert Gustafson 1980-4-3 1527 Riverside Orocopia Mountains, about 6 miles east of Mecca on Box Canyon road. 305 Comment
  UCR237637  Allionia incarnata Duncan S. Bell 2010-3-20 636 Riverside Riverside Mountains, in the vicinity of Mountaineer Mine, c. 2 air mi northeast of Riverside Mountain Peak 215 Comment
  CAS-BOT-BC247  Allium cratericola Philip Alexander Munz; Ivan Murray Johnston 1922-5-21 5512 Riverside Kenworthy, San Jacinto Mts 1417 Comment
  POM172031  Allium haematochiton F. M. Reed 1930-4-15 6814 Riverside Plateau south of Gavilan Peak. [Gavilan Plateau] Comment
  UC494721  Allium haematochiton Philip A. Munz 1932-3-24 12026 Riverside n Lake Elsinore 304 Comment
  RSA770515  Allium munzii S. Mashayekhi, Steve Boyd, M. Biabani 2008-4-15 SM 013 Riverside South of Idaleona Road, south of Harford Springs Co. Park 640 Comment
  RSA785116  Allium munzii Valentin Arvizu 2008-4-17 5 Riverside De Palma Rd. and Indian Truck Trail; Saddleback Estates Preserve Area - USGS Alberhill quad 427 Comment
  RSA70189  Allium parishii F. W. Peirson 1928-4-25 7918 Riverside Western edge of broken country northwest of Cottonwood Springs, southern Mojave Desert. Comment
  RSA495442  Allium peninsulare Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-18 2970 Riverside Agua Tibia Mountains. Vail Lake area, Temecula Creek Canyon below Vail Lake dam. 418 Comment
  UCR78045  Allium peninsulare Scott D. White 1993-4-22 1231 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 489 Comment
  CAS-BOT-BC475413  Allium praecox Mrs. Wilder 1905-4-1 s.n. Riverside Riverside, Calif. Comment
  RSA180489  Allophyllum glutinosum E. W. Lathrop 1960-6-10 4992 Riverside 14 miles west of Murrieta. Comment
  RSA512758  Allophyllum glutinosum W. Wisura, Bart O'Brien, Durant 1990-6-12 4445 Riverside Ortega Highway 2.8 miles from T-junction S of Lake Elsinor, in burned area. Comment
  UC284207  Allophyllum glutinosum P. A. Munz 1923-6-14 7115 Riverside Glen Ivy Trail to Santiago Peak; Santa Ana Mts. 1158 Comment
Read comments Apr 1 2013
  CAS-BOT-BC137954  Alopecurus saccatus Robert F. Thorne; E. Lathrop; O. Clark; S. Carlquist 1968-4-18 37442 Riverside Santa Rosa Plateau. Mesa de Colorado. 670 Comment
  RSA500562  Amaranthus albus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3609 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd. 488 Comment
  UCR159257  Amaranthus albus A. C. Sanders, Kelly Volansky 2005-8-31 31590 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  UCR135822  Amaranthus blitum A. C. Sanders, C. L. Sanders, D. L. Sanders 2004-5-23 27962 Riverside Sonoran (Colorado) Desert, Coachella Valley, Thermal, Hwy 111 at Oasis Date Gardens, 0.5 mi. south of Ave. 58 -43 Comment
  CDA3239  Amaranthus cruentus A. C. Sanders 2002-1-14 24890 Riverside Upper Santa Ana River/San Bernardino Valley Region; Riverside, east side of Streeter Ave. just S of Scott Ave., between Arlington and Central Aves. Comment
  JOTR35008  Amaranthus fimbriatus La Doux, Tasha, A. Miller, T. Vaughn, A. Johnson 2007-10-25 3110 Riverside Joshua Tree National Park. Pinto Basin, along Old Dale Road, near Mission Well Comment
  RSA692220  Ambrosia acanthicarpa Scott D. White 2003-10-9 9826 Riverside Pine Cove area. Dutch Flat. 1753 Comment
  SBBG32343  Ambrosia acanthicarpa L. S. Rose 1966-12-11 66094 Riverside Palm Springs 152 Comment
  CAS-BOT-BC22600  Ambrosia dumosa P. H. Raven 1960-3-16 14843 Riverside 2.2 miles W of Desert Center Comment
  RSA416960  Ambrosia dumosa Geo Cantwell 1935-4-10 s.n. Riverside Dos Palmas Springs, Salton Sea Comment
  UC61510  Ambrosia dumosa L. D. Copeland 1904-5-1 6 Riverside Palm Springs Comment
  UCR120969  Ambrosia dumosa Jennie Phui 1998-6-3 106 Riverside Western Colorado Desert/San Jacinto Mtns., near Windy Point and Palm Springs Station, 6 miles NW of Palm Springs city limits, base of Mt. San Jacinto 366 Comment
  RSA744236  Ambrosia psilostachya Michael Wall 2009-11-14 498 Riverside Bautista Creek, east of Hemet off Bautista Canyon Rd. ca. 7 miles east of jct. with Fairview Ave. Comment
  UCR34911  Ambrosia psilostachya L. B. Ziegler 1967-9-18 247 Riverside San Jacinto Mtns, Bautista Canyon 673 Comment
  UCR261171  Ambrosia pumila A. C. Sanders, Jeff Crain, Nina Kidd 2015-5-19 41726 Riverside Elsinore Trough, north of Elsinore on east side of Baker St., 0.13 km NNE (14 deg. ) of end of Turnbull Ave. at Baker St. junction 398 Comment
  RSA0103315  Ambrosia salsola Jim M. Andre 2012-4-11 20707 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
  UC1069630  Ambrosia salsola R. St. John 1929-3-25 15 Riverside Foot of Cabezon Mt San Jacinto Quad., Foot of Cabezon Mt. 609 Comment
  RSA653661  Ammannia coccinea A. C. Sanders, Mitch Provance 1999-9-26 23114 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. S of Eden Hot Spr., [UTM 10km cell: 11S MH-9E, 4N. Mt. Rudolph] 433 Comment
  SEINET238727  Ammannia coccinea Mitch Provance, A. C. Sanders 2000-7-4 2103 Riverside Santa Ana River Wash between the Market St. and Riverside Ave crossings. 244 Comment
  JEPS35490  Amorpha fruticosa W. L. Jepson May 17 1901-Jun 1 1901 1343 Riverside near VanDeventers (towards Palm Canyon) Comment
Read comments Feb 24 2013
  POM157929  Amorpha fruticosa P. A. Munz 1927-5-21 10841 Riverside Creek bank, 7 miles SW of Coahuila. Comment
  JEPS29303  Amsinckia intermedia Rimo Bacigalupi and L. R. Heckard 1962-3-25 8398 Riverside 2 mi s of junction of road to Lake Mathews (near junction of state hwy 71 and Forest Service road to Santiago Peak, w slopes of Temescal Wash); Temescal Wash 274 Comment
  POM343354  Amsinckia intermedia F. R. Fosberg 1983-4-23 64197 Riverside Lower Whitewater Canyon Comment
  RSA499969  Amsinckia intermedia N. C. Cooper 1944-4-23 1112 Riverside Banning 701 Comment
  SD239634  Amsinckia intermedia A. C. Sanders, T. B. Salvato 2011-3-28 38808 Riverside Peninsular Rangte: Perris-Aguanga Basin Region: Menifee Valley between Sun City and Perris, from McLaughlin & Evans roads intersection east to I-125 Fwy (Romoland 7.5'Q) 433 Comment
  UCR20733  Amsinckia intermedia A. C. Sanders, Steve Boyd 1980-5-2 1398 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  CLARK-A1528-970  Amsinckia menziesii Patricia A. Andrews 1975-3-13 5902 Riverside Rubidoux Comment
  JOTR30104  Amsinckia menziesii La Doux, Tasha, Bill Truesdell 2008-3-18 1669 Riverside Joshua Tree National Park. Stop 2 = Near northern Park boundary in Rattlesnake Canyon Wash, near bouldery outcrops 892 Comment
  UCR275272  Amsinckia retrorsa T. B. Salvato, Gregg Miller 2005-6-7 1492 Riverside Peninsular Range, Gavilan Hills, Lindell (Stovepipe) Road north of Snake Road, c. 4.5 miles north-northwest of Lake Elsinore 640 Comment
  POM368400  Amsinckia tessellata Robert M. Perkins, H. de Forest 1937-3-15 391 Riverside Near Desert Center. Comment
Read comments Dec 17 2011
  RSA772408  Amsinckia tessellata var. tessellata Orlando Mistretta, Duncan Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4857 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.02559, W116.69098 and N34.02135 and W116.68712. 915 Comment
  UC1095300  Amsinckia tessellata var. tessellata Peter H. Raven, D. Kyhos 1957-2-15 11572 Riverside Corn Springs; Chuckawalla Mountains Comment
  UCR4122  Anagallis arvensis Ronald M. Cope 1965-4-13 s.n. Riverside City of Riverside, on corner of where Gage canal crosses Le Conte Drive 290 Comment
  RSA777336  Andropogon glomeratus var. scabriglumis Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4505 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA593798  Androsace elongata subsp. acuta Jeri Hirshberg 1995-5-19 273 A Riverside San Jacinto Mountains, Garner Valley. Comment
  UCR111724  Anemone tuberosa L. C. Wheeler 1953-3-31 7042 Riverside Sonoran (Colorado) Desert, Riverside Mountains, near Mountaineer Mine 313 Comment
  UC1543180  Anisocoma acaulis Donald G. Nelson 1936-5-21 378 Riverside slopes just n of meadow in valley just e of, (e of Lake Hemet, n of Mt. Thomas) Hurkey Creek Camp; San Jacinto Mtns. Comment
  UC29526  Antennaria rosea H. M. Hall 1901-7-1 2401 Riverside Tamarack Valley San Jacinto Mountains, Tamarack Valley Comment
  UC63070  Antennaria rosea H. M. Hall 1901-7-1 2401 Riverside Tamarack Valley San Jacinto Mountains, Tamarack Valley 2834 Comment
  UCR104962  Anthriscus caucalis A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20704 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek [c. 2.5 miles below Twin Pines Rd. on dirt road] 854 Comment
  POM354844  Antirrhinum coulterianum N. C. Cooper 1944-6-17 2007 Riverside San Jacinto Mountains: above Banning 1372 Comment
  UCR133654  Antirrhinum coulterianum Chet McGaugh 2003-5-10 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  UCR177111  Antirrhinum coulterianum Bill Wagner 1994-5-11 s.n. Riverside Black Mountain, c. 4 miles NNE of Lake Skinner 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
  JEPS83316  Antirrhinum filipes David M. Thompson 1983-4-11 260 Riverside S of Morongo Valley (San Bernardino County) NE corner of the intersection of Indian Avenue and Worsley Road near Hwy. 62. Morongo Valley Quad. (15', 1955) 487 Comment
  RSA425819  Antirrhinum filipes Anstruther Davidson 1927-4-11 s.n. Riverside Palm Springs, Cooper Mine Comment
Read comments Nov 12 2011
  UCR3405  Antirrhinum filipes John Minnich 1964-3-22 64-3-22- 3 Riverside Sonoran (Colorado) Desert, Box Canyon (Calif. Hwy 195), c. 10 mi. east of Mecca 61 Comment
  UCR214011  Antirrhinum nuttallianum A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37797 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, west of dirt extension of Lake St., 1.0 mi. NW (341 deg. ) of intersection of I-15 and Lake St. 526 Comment
  JEPS4273  Antirrhinum nuttallianum subsp. nuttallianum W. L. Jepson May 17 1901-Jun 1 1901 1218 Riverside mesas e Riverside; ; This seems rather as if a good var. but my field memory of it now hazy. . .W.L.J., Aug. 23, 1943. Comment
  RSA114705  Antirrhinum nuttallianum subsp. nuttallianum Verne Grant 1955-5-17 20835 Riverside On crest of Santa Ana Mts near hwy 74. 811 Comment
  JEPS29307  Apiastrum angustifolium Rimo Bacigalupi and L. Heckard 1962-3-25 8402 Riverside about 10 air mi nw of Elsinore (near Arcilla siding of the A.T. & S.F. Railway, just below and e of state hwy 71, Temescal Wash); Temescal Wash 289 Comment
  HSC85249  Apium graveolens Steve Boyd 1986-4-22 1728 Riverside Temescal Canyon: Walker Canyon area, where Alberhill Creek (=Temescal Creek) flows between Alberhill Mtn. and Gavilan Hills. Comment
  RSA737117  Apium graveolens Justin M. Wood 2008-10-15 183 Riverside Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  SEINET3080987 Image available Apium graveolens Michael DeJong 1971-5-2 Riverside Found between West end of lake in Fairmont Park and the Santa Ana River bottom Comment
  CLARK-A1528-3846  Aquilegia formosa var. truncata John C. Roos 1942-6-20 1280 Riverside San Jacinto Mountains Comment
  PASA2387  Aquilegia truncata Sally Ellis 1939-6-21 Riverside Halona, Idyllwild Comment
  UC855413  Arabis glaucovalvula C. L. Hitchcock 1940-4-4 5941 Riverside between Cottonwood Springs and Pinto Basin Comment
  UCR35194  Arabis johnstonii L. B. Ziegler 1968-4-20 282 Riverside San Jacinto Mtns, Rocky hills at foot of old road to Old Morris Ranch (near Quinn Flats) 1387 Comment
  UCR128300  Arceuthobium campylopodum Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8651 Riverside San Jacinto Mtns, Idyllwild area; 'Strawberry Fuelbreak' between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek 1646 Comment
  SEINET10320300  Arceuthobium campylopodum E. G. Anderson 1935-8-21 6574 Riverside Idyllwild-Banning. 1650 Comment
  RSA629170  Arctostaphylos Jon E. Keeley 1992-7-17 16796 Riverside Road to Thomas Mountain (5S15), 5.2 km north of Toolbox Spring. 1840 Comment
  SD128324  Arctostaphylos glandulosa R. Mitchel Beauchamp 1971-5-15 2411 Riverside San Jacinto Mountains; Black Mt. campground. Open areas of forest. 2207 Comment
  UC1137194  Arctostaphylos glandulosa subsp. glandulosa Willis E. Pequegnat 1940-6-13 Riverside sw face Santiago Peak; Cleveland National Forest, Corona Quadrangle, Santa Ana Mts. Comment
  RSA629365  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-6-16 16820 Riverside Hwy 234, 3 km N of Hwy 74, San Jacinto Mtns. 1520 Comment
  RSA629465  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-6-16 16833 Riverside Hwy 243, 30 km N of Idyllwild. 1630 Comment
  UC1120227  Arctostaphylos glandulosa subsp. zacaensis A. Lewis 1933-2-2 149 Riverside Reed Valley San Jacinto Quadrangle Comment
  CAS-BOT-BC24672  Arctostaphylos glauca C. B. Wolf 1932-5-25 3695 Riverside 0.5 mi. sw. of summit of Moreno Grade, Bad Lands, sw. of Beaumont. 609 Comment
  RSA631784  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19278 Riverside Highway 79, 5 km west of Radec. 580 Comment
  UC1329901  Arctostaphylos glauca James E. Cole 1941-4-21 634 Riverside Stubby Spring Pass Joshua Tree National Monument 1524 Comment
  RSA0062646  Arctostaphylos glauca Dave Kelley 1949-1-20 s.n. Riverside Bautista Canyon about 7-10 miles east of Hemet. 518 Comment
  RSA633549  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21782 Riverside Dirt road to Santa Rosa Mountain, 12.3 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 2190 Comment
  RSA633615  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21760 Riverside Dirt road to Santa Rosa Mountain, 8.6 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1940 Comment
  RSA633644  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20157 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633672  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20111 Riverside Northeast slope of Santa Rosa Mountain, above Pinyon Flats. 1600 Comment
  RSA633750  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21783 Riverside Dirt road to Santa Rosa Mountain, 12.3 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 2190 Comment
  RSA70823  Arctostaphylos parryana subsp. desertica F. W. Peirson 1921-3-21 2577 Riverside Gordon Trail from Andreas Canyon, east base of San Jacinto Mts. 1829 Comment
  UC21885  Arctostaphylos patula H. M. Hall 1901-6 2419 Riverside Tauquitz Valley San Jacinto Mountains 2438 Comment
  JEPS38603  Arctostaphylos pringlei subsp. drupacea W. L. Jepson 1901-5-19 1305 Riverside Strawberry Valley Comment
  RSA635656  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-16 16640 Riverside Road to Santa Rosa Mtn. (7S02), 3.7 km south of Hwy 74. 1610 Comment
  UC748985  Arctostaphylos pringlei subsp. drupacea Susan Delano McKelvey 1936-3-16 5083 Riverside Palms to Pines Hwy San Jacinto Mts. 1371 Comment
  UCR193568  Arctostaphylos pungens A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35612 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.0 mile SW of Fleming Ranch, along dirt track 1555 Comment
  SD152623  Arctostaphylos rainbowensis Craig Reiser 2000-8-28 Riverside ca. one mile southwest of Pechanga Reservation casino, south of creek and west of substantial tributary, on hilltop (mak 11/06) Comment
  UCR63512  Arctostaphylos rainbowensis Scott D. White 1990-6-14 s.n. Riverside Peninsular Range, Rainbow area: c. 1 mi (airline) SE of Temecula Canyon and 1 mi (airline) NW of Rainbow Valley. S boundary of property on the San Diego County line 427 Comment
  JOTR01017  Arenaria macradenia var. macradenia Cole, James E. 1941-6-9 854 Riverside Joshua Tree National Park. LOST HORSE PASS 1371 Comment
  CAS-BOT-BC401605  Argemone corymbosa subsp. corymbosa J. H. Thomas 1949-4-23 455 Riverside 9 miles north of Desert Center, near Boulder Well, on highway between Desert Center and Rice Comment
  CSUSB1035  Argemone munita Richard L. Irwin 1962-4-21 41 Riverside In river bottom ca 1/4 mile Sw. of the Mission Blvd. (U.S. Hwy. 60) bridge over the Santa Ana River. 243 Comment
  SBBG2312  Argemone munita H. and M. Dearing 1940-6-7 4339 Riverside near Ribbonwood on Palms to Pines Hwy Comment
  CAS-BOT-BC401653  Argemone munita subsp. argentea Philip A. Munz 1940-3-23 15675 Riverside South base, Pinto Mts., road Dale to Cottonwood Springs 609 Comment
  RSA13771  Argemone munita subsp. munita E. C. Jaeger 1921-7-14 1125 Riverside Soboba Hot Springs Comment
  RSA0018883  Aristida adscensionis Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6016 Riverside Chuckwalla Valley; approximately 17.5 air miles west of Blythe, on the south side of Interstate 10, about 0.4 air mile south of Wileys Well. 120 Comment
  RSA0099596  Aristida adscensionis Duncan S. Bell, Evan Meyer 2014-10-29 7701 Riverside Santa Rosa Mountains; collecting in Agua Alta Canyon, to the north of Martinez Canyon, about 6 air miles southeast of the summit of Martinez Mountain. 394 Comment
  RSA776145  Aristida adscensionis Duncan S. Bell, Amanda Turek 2010-4-10 838 Riverside Riverside Mountains; in the vicinity of Mountaineer Mine and Calzona Mine; approximately 3.8 air miles west of the Colorado River; approximately 2 air miles northeast of Riverside Mountain Peak. 198 Comment
  UCR103551  Aristida adscensionis George K. Helmkamp, E. A. Helmkamp 1998-1-17 2536 Riverside Sonoran (Colorado) Desert, Box Canyon, NE of Mecca and 3.5 mi south of Shavers Well. 244 Comment
  UCR233942  Aristida adscensionis Duncan S. Bell 2011-10-22 2992 Riverside Sonoran (Colorado) Desert, Arica Mountains, west side of range, c. 2.6 air miles west of Priests Well, c. 6.8 air mi. SW of Rice 437 Comment
  CLARK-A1528-4477  Aristida parishii John C. Roos 1952-4-16 5551 Riverside Reche Canyon 457 Comment
  SEINET190985 Image available Aristida purpurea var. nealleyi A. A. Beetle 1942-4-22 3184 Riverside Desert Center Rt 40 Comment
  RSA757729  Aristida purpurea var. parishii LeRoy Gross, Jackie McConnaughy, Drew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4354 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
  CAS-BOT-BC90191  Artemisia californica Edmund C. Jaeger 1922-4-3 s.n. Riverside 14 miles East and south of Palm Springs Comment
  SEINET7048062  Artemisia californica Steven R. Hill 2001-4-29 33539 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
  CAS-BOT-BC90576  Artemisia dracunculus Parish 1901-1 15951 Riverside Strawberry Valley Comment
  UCR21159  Artemisia dracunculus Steve Boyd 1980-7-3 s.n. Riverside Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve 518 Comment
  JOTR36089  Asclepias albicans La Doux, Tasha, A. Johnson, A. Miller, T. Vaughn 2007-10-25 3316 Riverside Joshua Tree National Park. Pinto Mtn foothills, San Bernardino Wash, approx. 0.75 km south of Sunset Mine (STOP4). 475 Comment
  RSA0046830  Asclepias californica Paul Shirokawa 1998-5-15 27 Riverside Cleveland National Forest: Trabuco Ranger District, 0.3 miles from Ortega Highway (State Highway 74) on North Main Divide Road. 807 Comment
  CSUSB90  Asclepias eriocarpa Morse 1974-7-15 S. N. Riverside San Jacinto Mountains 0.5 mile east of Garner Ranch Entrance on Highway 74 1371 Comment
  CDA39815  Asclepias subulata W. E. Henson Nov 1937 s.n. Riverside Blythe. 0 Comment
  RSA1203  Asclepias subulata B. D. Stark 1930-8-17 892 Riverside Box Canyon. Comment
  SBBG58653  Asclepias subulata S. W. Hutchinson -Feb-1927 10 Riverside Box Cyn 121 Comment
  UCR244921  Asclepias subulata Jim Andre 2012-3-19 21368 Riverside Sonoran (Colorado) Desert, Palen Valley along Palen Pass Rd [Coxcomb Monument Rd.] (dirt), 7.1 mi. east of Hwy 177 321 Comment
  RSA0061163  Asphodelus fistulosus Robt. Allen 2009-4-3 s.n. Riverside Santa Ana Mountains region: Near community of El Cariso. Along South Main Divide Road, 515 air meters(0.32 air miles) southeast of junction with Ortega Hwy (SR74). 843 Comment
  CLARK-A1528-5500  Aster spinosus John C. Roos 1965-7-5 Riverside Blythe Comment
  CAS-BOT-BC177294  Astragalus acutirostris Peter H. Raven 1958-5-5 12897 A Riverside To the west of Split Rock Tank, Joshua Tree National Monument Comment
  CAS-BOT-BC177460  Astragalus aridus Roxana S. Ferris; Rimo Bacigalupi 1958-3-19 13229 Riverside 2.4 mi. S of Rice, on road to Midland and Blythe Comment
  RSA23110  Astragalus aridus I. L. Wiggins 1938-3-19 8901 -A Riverside 25 miles W of Blythe. Comment
  UC862882  Astragalus crotalariae Alice Eastwood 1919-3-15 7991 Riverside Indio Comment
  CLARK-A1528-2737  Astragalus didymocarpus John C. Roos 1952-4-9 5484 Riverside Fairmount Park 259 Comment
  SBBG68220  Astragalus didymocarpus var. dispermus M. N. Ackley -Feb-1926 560 Riverside near Edom 64 Comment
  UCR18985  Astragalus didymocarpus var. dispermus John C. Roos 1949-3-19 4113 Riverside Sonoran (Colorado) Desert, Near Indio Comment
  UCR127361  Astragalus douglasii A. C. Sanders, D. Malueg 2003-5-8 26563 Riverside San Jacinto Valley, San Jacinto Riverbottom, north of San Jacinto and SE of State St. 465 Comment
  CAS-BOT-BC178434  Astragalus douglasii var. parishii Peter H. Raven; Sidney R. Snow 1956-7-6 9662 Riverside On deserty roadbanks, 1.5 miles from hemet Road on roat to Aquanga, San Jacinto Mts. Comment
  UCR122544  Astragalus douglasii var. parishii George K. Helmkamp, E. A. Helmkamp 2001-5-20 6674 Riverside San Jacinto Mountains., Apple Canyon Rd, 1.5 mi NE of CA-74 1463 Comment
  UCR49236  Astragalus gambelianus Steve Boyd 1986-4-2 1620 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  UCR11613  Astragalus lentiginosus O. H. Kappler 1950-4-1 2047 Riverside Western Colorado Desert, Four mi. east of Palm Springs, north of Cathedral City. 183 Comment
  RSA720471  Astragalus lentiginosus var. variabilis Naomi Fraga 2005-3-30 1541 Riverside Dunes in the southern portion of the Pinto Basin. JoshuaTree National Park. 518 Comment
  CAS-BOT-BC187487  Astragalus leucolobus Elizabeth McClintock 1965-6-25 s.n. Riverside Top of Santa Rosa Mountain Comment
  UC863206  Astragalus palmeri P. A. Munz, I. M. Johnston 1922-5-7 5271 Riverside Keyes Ranch Little San Bernardino Mtns, Keyes Ranch (Little San Bernardino Mtns, sandy desert plain) 1066 Comment
  CAS-BOT-BC193161  Astragalus sabulonum Aven Nelson; Ruth Nelson 1939-3-29 3307 Riverside About 8 miles southeast of Mecca, on hiway to Hidden Springs Comment
  CAS-BOT-BC200818  Astragalus trichopodus var. phoxus Philip A. Munz 1937-5-31 15125 Riverside Kenworthy, San Jacinto Mts. 1371 Comment
  RSA692505  Athyrium filix-femina subsp. cyclosorum Norman C. Cooper 1944-6-17 1413 Riverside San Jacinto Mtns. above Banning. 1220 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
  UCSB11774  Athyrium filix-femina var. cyclosorum 1961-8-5 Riverside Along Fuller Mill Creek where it crosses Riverside Highway 1; San Jacinto Mtns 1645 Comment
  RSA482796  Athysanus pusillus Ora M. Clark 1929-4-6 1945 Riverside South of Hemet Comment
  RSA418185  Atrichoseris platyphylla M. B. Dunkle 1933-3-4 3035 Riverside Painted Canyon, Colorado Desert. 30 Comment
  SD103973  Atrichoseris platyphylla J. L. S. Simpson 1964-3-22 Riverside Near the Colorado River beyond Blythe Comment
  UCR202323  Atriplex argentea Karin Cleary-Rose 1998-9-7 s.n Riverside Perris-Aguanga Basin Region; San Jacinto River Valley, west edge of Hemet, east of Warren Rd., south of Esplanade and north of the Tres Cerritos Hills 460 Comment
  RSA0039848  Atriplex canescens Joseph Brehm 2014-7-21 s.n. Riverside Collected at Dos Palmas ACEC along Dos Palmas Road, between visitor parking and Dos Palmas well. Comment
  CAS-BOT-BC170216  Atriplex canescens subsp. canescens H. M. Hall 1901-6-1 2003 Riverside San Jacinto Valley Comment
  UCR103491  Atriplex coronata var. notatior D. E. Bramlet 1995-6-8 2438 Riverside San Jacinto Valley, Mystic Lake Duck Club, on berms & on the SW duck ponds within the club,1.71 km east of Davis Road and 46 m south of the access road, 640m north of the San Jacinto River Channel 436 Comment
  UCR202225  Atriplex coronata var. notatior Karin Cleary-Rose, G. Nuhn 1995-7-20 s.n. Riverside Peninsular Range; Perris-Aguanga Basin, west edge of Hemet, 19 acre parcel on the Wilhelm Ranch, between Hwy 74 and Whittier Ave, at south end of Hyatt Ave., west of the San Diego Aqueduct 457 Comment
  UCR66980  Atriplex coronata var. notatior D. E. Bramlet, A. Parikh 1990-6-14 2037 Riverside San Jacinto Valley, c. 6.5 km SW of Hemet, just west of Warren Ave, at Setson Ave. & MWD canal; in cow pasture c. 400 m north of Setson Ave. 457 Comment
  CAS-BOT-BC170260  Atriplex hymenelytra John Thomas Howell 1928-1-29 3302 Riverside Entrance to Painted Canyon, Colorado Desert. Comment
  SEINET8753398 Image available Atriplex hymenelytra F. R. Fosberg 1932-1 8087 Riverside Thousand Paleus Canyon, Coachella valley Comment
Read comments Jun 4 2016
  SD67591  Atriplex lentiformis F. W. Peirson 1924-12-30 5413 Riverside Thousand Palms Canyon, Coachella Valley. Comment
  SEINET4135313  Atriplex linearis Stewart C. Sanderson 1993-11-18 93 -037 Riverside Mile 11, CA 177, 10 miles northeast of Desert Center, CA.; 0 Comment
  CAS-BOT-BC176532  Atriplex polycarpa K. Bonner 1977-10-30 2574 Riverside Ford Dry Lake Comment
  RSA492851  Atriplex semibaccata Bill Wagner 1988-3-7 s.n. Riverside Woodcrest area, ca. 6 miles SW of Riverside. NE corner of Hibiscus and Dauchy Streets. 479 Comment
  UCR18899  Atriplex serenana John C. Roos 1965-8-3 s.n. Riverside Gilman Hot Springs Comment
  SD146320  Atriplex suberecta A. C. Sanders, Mitch Provance 1999-9-26 23115 Riverside San Jacinto Valley; Mystic Lake, 1.4 mile southeast of Jackrabbit Trail on Gilman Springs Rd., 1.4 mile south of Eden Hot Springs. 433 Comment
  UCR20743  Avena barbata A. C. Sanders, Steve Boyd 1980-5-2 1392 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  RSA779437  Avena fatua A. C. Sanders 1998-1-15 21647 Riverside along old Rawson Rd. just north of Crown Valley, above Diamond Valley at waterline of proposed reservoir 518 Comment
  JEPS13898  Ayenia compacta Marjorie Clary 1931-4-4 Riverside Desert slopes of Santa Rosa Mountains Comment
  POM9853  Ayenia compacta E. C. Jaeger 1921-11-29 s.n. Riverside Tahquitz Canyon. 305 Comment
Read comments Apr 30 2011
  SD144066  Baccharis brachyphylla A. C. Sanders, P. MacKay 1994-10-23 15849 Riverside San Bernardino Mountains: Whitewater River Canyon, between the trout hatchery and Bonnie Bell. 673 Comment
Read comments Jan 14 2010
  SD255081  Baccharis brachyphylla Duncan S. Bell, Sarah DeGroot and Amy Rouillard 2015-10-19 8717 Riverside Transverse Ranges: San Bernardino Mountains region: Whitewater Canyon, along the Pacific Creset Trail, approximately 0.75 air mile northeast of Red Dome. 885 Comment
  UCR262332  Baccharis brachyphylla Duncan S. Bell 2013-9-29 6045 Riverside Colorado (Sonoran) Desert, Chuckwalla Mountains, south side of Corn Springs, Wash, c. 1.8 air mi southwest of Corn Springs 648 Comment
  IRVC18891  Baccharis emoryi Karlin G. Marsh 1981-11-11 3 Riverside Blythe: north of Mayflower County Park, 5 miles north of I-10, along irrigation ditch into Colorado River. Sonoran Desert Comment
  RSA0062662  Baccharis emoryi M. P. Harthill 1973-2-25 1842 Riverside 8 miles North of Elsinore, CA. Comment
  UC1922056  Baccharis glutinosa Scott D. White, Angelia Carey 2004-4-5 10017 Riverside SAN JACINTO MTN FOOTHILLS: North of Valle Vista. Indian Creek Watershed. Comment
  CLARK-A1528-7787  Baccharis salicifolia John C. Roos 1947-3-15 3331 Riverside Dos Palmas Spring Comment
Read comments Oct 23 2015
  POM318588  Baccharis salicifolia Patricia Wilder 1970-10-15 4795 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills. 152 Comment
  POM8302  Baccharis salicifolia Philip A. Munz, R. D. Harwood 1920-2-28 3245 Riverside 3 mi SW of Corona. 305 Comment
  UCR91716  Baccharis salicifolia A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18109 Riverside San Bernardino Mtns, Morongo Indian Reservation, natural pond & bog at SE edge of Burro Flats 1100 Comment
  UC893720  Baccharis salicifolia subsp. salicifolia C. L. Hitchcock 1940-4-12 6048 Riverside 8 mi nw Elsinore 457 Comment
  CAS-BOT-BC99871  Baccharis sergiloides John Thomas Howell 1928-1-30 3313 Riverside Cottonwood Spring, Colorado Desert Comment
  RSA450760  Bahiopsis parishii J. C. Roos 1965-9-26 s.n. Riverside Santa Rosa Mtns. 701 Comment
  SD229075  Bahiopsis parishii Dick Schwenkmeyer, Collection made by Tony Harper 2013-5-8 885 Riverside Little Paradise Camp in Palm Canyon, approx. 8 miles S. of Cathedral City 869 Comment
  RSA719073  Baileya pauciradiata Michael Honer 2005-3-18 2093 Riverside Palen Valley; appx. 3 mi. due E of Desert Center Airport. 134 Comment
  SBBG98295  Baileya pauciradiata F. W. Peirson 1921-4-12 2775 Riverside Indian Wells Comment
  UC1035183  Baileya pauciradiata John Ingram, Howard Arnott and Francia Chisaki 1955-4-18 631 Riverside 5.6 mi se of turn-off to 1000 Palms on Hwy 60 Comment
  UCR16888  Baileya pauciradiata S. Nelson 1974-4-13 s.n. Riverside Sonoran (Colorado) Desert, [Coachella Valley] 2 mi north of U.S. Highway 10 on Washington St. 153 Comment
  UCR45139  Bassia hyssopifolia L. F. LaPre, B. Pitzer 1986-9-16 s.n. Riverside San Jacinto Wildlife Area, on levee beside the San Jacinto River, c. 1 mi east of Bridge St 436 Comment
  SBBG60781  Bebbia juncea S. W. Hutchinson, M. N. Ackley -Feb-1926 231 Riverside Painted Cyn, near Mecca 12 Comment
  SEINET13276697 Image available Bebbia juncea Mitch Provance 2012-1 712 -06 Riverside Colorado Desert: Thousand Palms Canyon Road, +-2/3 of the way up into the canyon. (Myoma 7.5' Q.) 140 Comment
  UCR72213  Bebbia juncea Theo Glenn 1991-5-20 91- 106 Riverside Sonoran (Colorado) Desert, Arica Mts, SW of Rice 320 Comment
  CAS-BOT-BC100115  Bebbia juncea var. aspera P. Munz; L. Street 1919-5-7 2738 Riverside Tahquitz [Canon] Canyon Comment
  CAS-BOT-BC100134  Bebbia juncea var. aspera H. M. Hall 1901-6-1 2010 Riverside Canyon of the San Jacinto River 762 Comment
  RSA594515  Berberis nevinii D. L. Banks, Rashmi Pant 1996-5-13 1020 Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; Approximately 2.1 km E of the Dripping Springs Guard Station, S of the junction between the Vail Lake Marina Road and Hwy 79., Just S of the Cleveland National Forest Boundary. 396 Comment
  UC667313  Bernardia incana Annie M. Alexander and Louise Kellogg 1941-5-10 2144 a Riverside small canyon 3 mi. n.e. Cottonwood Spring (Eagle Mts.); Colorado Desert, Eagle Mts. 1036 Comment
  UCD142299  Bernardia incana Nancy Ryan Zabriskie; Walter Zabriskie 1972-4-9 511 Riverside Sta. Rosa Mts.; small canyon NW from Hwy 74 at 81.72. 1219 Comment
  CAS-BOT-BC100275  Blennosperma nanum var. nanum H. A. Zuill 1966-4-1 105 Riverside 2 1/2 - 3 miles WSW of Murrieta Comment
  CSUSB939  Bloomeria crocea John Milbauer 1976-5-12 Riverside Pigeon Pass Road. Comment
  CSUSB942  Bloomeria crocea R. D. Keys 1973-5-13 Riverside Box Springs Mountains Pigeon Pass Road, 1 mile above Riverside dump, 100 feet south of road along spring, in the Box Springs Mountains. 304 Comment
  UCR112796  Bloomeria crocea A. C. Sanders 1997-5-1 20623 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
  UCR194861  Bloomeria crocea Mitch Provance, Michael L. Fugate 2005-4-14 10050 Riverside San Bernardino Valley, near the water tanks just E of Versity Hill, or what is known locally as Coyote Hill (pk 1386), a few hundred yards SSE of the UCR Campus 396 Comment
  JOTR30259  Boechera lincolnensis Leary, C. and Leary, Pat 1979-5-6 3026 Riverside Joshua Tree National Park. Just S.E. of Quail Mtn., Joshua Tree N.M., T2S R7E sec 14 1463 Comment
  JEPS44372  Boechera retrofracta Lauramay T. Dempster and G. L. Stebbins 1966-6-19 4250 Riverside just below Toro Peak (i.e. s of the saddle e of the peak); Santa Rosa Mts. 2499 Comment
  UCD98027  Boerhavia coccinea T. C. Fuller 1968-7-17 17388 Riverside Behind post office, 288 E. Main St., San Jacinto. Comment
  SD255217  Boerhavia coulteri Duncan S. Bell 2015-9-30 8653 Riverside Santa Rosa Mountains; summit area of Asbestos Mountain. 1573 Comment
  SEINET3092324 Image available Boerhavia erecta var. intermedia A. C. Sanders 1989-9-19 9511 Riverside Chocolate Mountains Aerial Gunnery Range: 1.75 km (airline) south of Tabaseca Tank, along the wash above "Tabaseca Target". 680 Comment
  JOTR30081  Boerhavia intermedia La Doux, Tasha, Bill Truesdell 2006-10-3 1712 Riverside Joshua Tree National Park. Pinto Basin: (Stop 1) east side of Hexie Mtns. at mouth of Pinkham Spring Canyon 668 Comment
  JOTR35017  Boerhavia triquetra var. intermedia La Doux, Tasha, A. Miller, T. Vaughn, A. Johnson 2007-10-25 3115 Riverside Joshua Tree National Park. Pinto Basin, along Old Dale Road, near Mission Well Comment
  UCR103786  Bolboschoenus maritimus subsp. paludosus Scott D. White 1994-10-17 2466 .2 Riverside Temecula Valley, Murrieta Creek channel, downstream from confluence with Santa Gertrudis Creek, south of bridge at Winchester, north of Long Valley Road. 305 Comment
  UCR89882  Bolboschoenus maritimus subsp. paludosus J. M. Stewart 1991-5-15 789 Riverside Sonoran (Colorado) Desert, Coachella Valley, Dos Palmas Oasis [Rancho Dos Palmas, Nature Conservancy preserve headquarters], North Shore -37 Comment
  RSA719269  Bouteloua aristidoides var. aristidoides Michael Honer, L. Hulse 2004-4-3 1917 Riverside Rockhouse Canyon, appx. 1/2 mi. N of intersection with Fargo Canyon. 610 Comment
  RSA254077  Bouteloua barbata Noel Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-23 6490 Riverside Palen valley, 15mi north-east of Desert Center. 183 Comment
  UCR242292  Bouteloua barbata A. C. Sanders, T. B. Salvato 2012-10-12 40417 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Chuckwalla Valley Rd., 0.35 mi. west of I-10 junction 114 Comment
  SEINET11687202  Bouteloua barbata W. Knight, Knight, I.; Vale, J.; Wagnon, K. 1983-1 5194 Riverside Eagle Mountains Comment
  UCSB22539  Bouteloua curtipendula Breedlove, Dennis 1961-9-11 Riverside Pinyon Flats Campground along CA Hwy 74; Santa Rosa Mtns 1249 Comment
Read comments Mar 29 2014
  RSA613130  Bowlesia incana D. L. Banks 1997-3-6 1399 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. ''Fiesta Grounds'', east of Pechanga Creek along the northern fork of Pechanga Creek at the eastern end of the Reservation. 424 Comment
  HSC25953  Brandegea bigelovii R. W. Spjut 1972-1-6 2109 Riverside Colorado Desert, 8 mi. N on Eagle Mtn. Rd. from Jct. of Hwy. 10 305 Comment
  JOTR35013  Brandegea bigelovii La Doux, Tasha, A. Miller, T. Vaughn, A. Johnson 2007-10-25 3112 Riverside Joshua Tree National Park. Pinto Basin, along Old Dale Road, near Mission Well Comment
  JOTR36016  Brandegea bigelovii Harding, Mitzi, T. Herskovits 2012-3-16 223 Riverside Joshua Tree National Park. Eagle Mountains, Cholla Wash Comment
  RSA184555  Brandegea bigelovii C. L. Hitchcock 1932-4-7 12198 Riverside Corn Springs. Comment
  RSA336186  Brandegea bigelovii R. F. Thorne 1978-4-23 52038 Riverside Just E of Palm Desert. Comment
  SBBG122883  Brandegea bigelovii S. D. White 2005-4-14 10893 Riverside bajada beneath Mecca Hills, just E of Coachella Canal 24 Comment
  SD80936  Brandegea bigelovii James Henrickson 1969-11-8 4371 Riverside 5 air mi. S of Palm Desert near top of Seven Level Hill at scenic stop 669 Comment
  UC1004313  Brandegea bigelovii J. Warren 1952-5-31 Riverside Dead Indian Canyon 914 Comment
  UCR244918  Brandegea bigelovii Jim Andre 2012-3-19 21362 Riverside Sonoran (Colorado) Desert, Palen Valley along Palen Pass Rd [Coxcomb Monument Rd.] (dirt), 1.2 mi. east of Hwy 177 184 Comment
  UC56980  Brassica rapa H. M. Hall 1902-4-4 2959 Riverside vicinity of Riverside; Southern California 243 Comment
  RSA784729  Brassica tournefortii Duncan S. Bell 2012-3-18 3196 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
  UC1922426  Brassica tournefortii Naomi Fraga, Lisa Rojas 2005-2-10 1372 Riverside Colorado Desert; Northeastern Colorado Desert region; Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  UC574884  Brickellia atractyloides C. Epling and Wm. Robison 1933-6-26 Riverside Key's View Little San Bernardino Mountains Comment
  CAS-BOT-BC106185  Brickellia desertorum A. C. Sanders; Pam MacKay; Tim Thomas; O. F. Clarke 1996-11-23 19650 Riverside San Bernardino Mtns. - Whitewater Canyon, just below the fish hatchery (Whtie Water 7.5' Q.) 647 Comment
  RSA78377  Brickellia desertorum J. C. Roos 1950-11-25 5026 Riverside N end Perris Blvd, Sunnymead. 610 Comment
  UCR18574  Brickellia desertorum John C. Roos 1965-9-12 s.n. Riverside Santa Ana Mtns., Tin Mine Canyon, 3 mi SW of Corona 550 Comment
  UC205029  Brickellia incana L. G. Childs 1920-12-14 Riverside Salt Creek Wash, Colorado Desert Colorado Desert, Salt Creek Wash Comment
Read comments Sep 24 2007
  SEINET7063429  Brodiaea filifolia A. G. Vestal 1947-1 Riverside Comment
  UCR202578  Brodiaea terrestris subsp. kernensis Scott D. White, Justin M. Wood 2008-7-8 12391 Riverside San Jacinto Mountains, Johnson Meadows 1488 Comment
  SD132493  Bromus carinatus A. C. Sanders 1989-4-30 9068 Riverside City of Riverside; in yard at 422 Campus View Drive; beside vegetable garden in right-of-way behind house Comment
  UC1951127  Bromus carinatus Scott D. White, Justin Wood 2009-5-22 12896 Riverside SAN JACINTO MOUNTAINS: Quinn Flat Meadow. USGS Idyllwild 7.5' Quad. Comment
  CLARK-A1528-42  Bromus diandrus Fred B. Essig 1967-5-7 Riverside Riverside Comment
  UCR101435  Bromus diandrus A. C. Sanders 1997-3-19 20049 Riverside Lake Skinner area, lower S slopes of Bachelor Mtn., near old quarries 473 Comment
  UCR91522  Bromus diandrus Scott D. White 1996-3-31 3847 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
  UCR96873  Bromus hordeaceus Scott D. White 1993-4-30 1310 Riverside San Jacinto Valley, Near intersection of Warren Rd. and Stetson Ave. 458 Comment
  UCR201511  Bromus japonicus Scott D. White, Justin M. Wood 2008-6-17 12168 Riverside San Jacinto Mountains, Garner Valley, USFS Kenworthy Station 1402 Comment
  UCSB18534  Bromus madritensis subsp. rubens MacLean, Jr., Steve 1963-5-4 Riverside Banning to Idyllwild Rd; 2.5 mi S of Banning 853 Comment
  SEINET258474 Image available Bromus orcuttianus var. hallii Unknown 1990-6-25 679 Riverside San Jacinto Mtns., ca 3 km SE of Pine Cove on San Bernardino NF Rd 5S10 1830 Comment
  CAS-BOT-BC161814  Bromus rubens V. W. Steinmann; D. B. Steinmann 1996-3-16 811 Riverside Northeast foothills of the San Jacinot Mountains, lower portion of Chino Canyon alluvial plain, 1 km south of Highway 111 at a point ca. 1.5 km northwest of the Tramway-San Rafael intersection. 300 Comment
  RSA554288  Bromus rubens Scott D. White 1992-2-25 92 -3 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
  RSA784226  Bromus rubens J. D. Olmsted 1962-5-2 443 Riverside By saddle just N of highest part of Box Spring Mountains. By road from Pigeon Pass. 777 Comment
  SEINET3222959 Image available Bromus rubens Ed LaRue 1989-3-30 Riverside Rancho California area, ca. 4 mi W of Temecula, with Ave. del Oro as the N boundary. 380 Comment
  UCR229274  Bromus rubens Ginny Short 2011-3-23 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley; Pushwalla Canyon, c. 11 miles east of Cathedral City 183 Comment
  UCR233071  Bromus rubens Edith B. Allen 2012-1-28 112- 01 Riverside Riverside, western foot of the Box Springs Mtns. on east edge of town, Islander Park, north of the east end of Big Springs Rd. 353 Comment
  UCR241785  Bromus tectorum A. C. Sanders, Timothy W. Chumley 2013-4-1 40722 Riverside Peninsular Range; Elsinore Valley, Hwy 74 at Collier, large vacant parcel at SE corner of intersection, NE edge of Lake Elsinore, between Riverside Dr. (Hwy 74) and Enterprise Way 385 Comment
  SD126469  Caesalpinia spinosa Oscar F. Clarke 1988-11-23 Riverside Cultivated on Victoria Avenue between St. Lawrence & Adams Streets Comment
  CHSC100825  Caesalpinia virgata Susan Bazell 2009-1-3 68 Riverside Mecca Hills. In Painted Canyon. Comment
  JEPS76396  Caesalpinia virgata L. R. Heckard 1977-3-15 4519 Riverside e. Mecca (lower end of Box Canyon near Garfield St. Junction); Box Canyon 91 Comment
  POM91013  Caesalpinia virgata E. C. Jaeger 1925-12-20 s.n Riverside Fish traps. 3 Comment
Read comments Feb 3 2011
  UCR250131  Calandrinia ciliata A. C. Sanders 2014-4-9 40999 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. north of intersection with Indian Truck Trail, c. 0.4 km south of El Hermano Rd., NW of Corona (Lee) Lake 331 Comment
  UCR60549  Calandrinia ciliata var. menziesii R. F. Thorne, M. Z. Thorne, W. Wisura 1978-5-21 52008 Riverside Santa Rosa Plateau, Mesa de Colorado 610 Comment
  RSA79328  Calochortus concolor Percy C. Everett, E. K. Balls, Lee W. Lenz 1952-7-1 17280 Riverside Highway 74, W of junction with road from Idyllwild. 1067 Comment
  UCR138761  Calochortus concolor Scott D. White 1997-5-18 5167 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
  UCR24926  Calochortus invenustus A. C. Sanders 1980-8-23 1750 Riverside San Jacinto Mountains, Black Mountain; c. 100 yards above Black Mtn. Campground along a small stream 2241 Comment
  RSA783083  Calochortus nuttallii J. D. Olmsted 1959-7-7 743 Riverside Tahquitz Creek. Tahquitz Valley ENE of Idyllwild. 2378 Comment
Read comments Oct 18 2012
  CAS-BOT-BC132465  Calochortus plummerae Mrs. A. R. Seitz 1915-7-16 s.n. Riverside Head of Banning Canyon Comment
  CLARK-A1528-20  Calochortus splendens C. M. Flanagan 1973-5-31 OO 613 Riverside Morongo Indian Reservation Comment
  RSA487424  Calochortus splendens Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  RSA78132  Calochortus splendens Verne Grant, Alva Grant 1953-5-15 18458 Riverside Pinyon Flat Public Camp, near Highway 74. 1220 Comment
  UC1563116  Calochortus weedii Steve Boyd, Tim Ross, and Laurel Arnseth 1989-6-11 3720 Riverside w end Vail Lake (sw of dam, Vail Lake area) 487 Comment
  UCR51535  Calochortus weedii var. weedii Tom Feldman 1988-5-30 035 Riverside Santa Ana Mtns., Calle Capistrano, 0.6 mi south of Rancho California Road and 4 mi west of Hwy 15 488 Comment
Read comments Nov 17 2014
  SEINET3004991  Calycoseris parryi G. Rink, M. Baker 2011-4-3 10419 Riverside Northwest of Blythe, east of the McCoy Mtns, small gullies in desert pavement 170 Comment
  JEPS52573  Calyptridium monandrum L. M. Newlon 1922-4-4 449 A Riverside Andreas Canyon Comment
  UCR201945  Calystegia macrostegia Mike Misenhelter 1998-7-7 s.n. Riverside Peninsular Range; San Jacinto Mtns. Foothills, 35 acre 'Searl Tank' site, foot of the north end of Mica Butte, just SE of the intersection of State St. and Cactus Valley Rd., c. 1 mile south of Hemet 585 Comment
  RSA465912  Camissonia bistorta Robert L. Rutherford 1652 Riverside Banning, Big Oaks Canyon 1220 Comment
  SEINET4680889  Camissonia bistorta J. S. Ross, T. Tennant; G. White 1998-5-21 MOR 205 Riverside San Bernardino Mountains: Morongo Indian Reservation, Hathaway Canyon, about 0.55 miles of the junction of the lower and upper canyons.; 0 1040 Comment
  UCR213537  Camissonia bistorta A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37807 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, under powerlines near dirt extension of Lake St., 1.1 mi. NW (356 deg. ) of intersection of I-15 and Lake St. 549 Comment
  HSC16418  Camissonia brevipes R. A. Eagle 1964-3-28 24 Riverside 5 mi. out of Palm Springs on the main Hwy. 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
  RSA466016  Camissonia brevipes subsp. brevipes N. C. Cooper 1949-4-8 3314 Riverside Desert Center. 610 Comment
  UCR228173  Camissonia brevipes subsp. brevipes Dave Silverman, Mark Bibbo 2010-3-31 7893 Riverside Sonoran (Colorado) Desert, southern McCoy Mountains, east bajada flank, 1.6 km W of Black Creek Rd, 7.0 km NE of McCoy Peak, and 6.8 km north of I-10 178 Comment
  RSA586795  Camissonia californica D. L. Banks, Steve D. Boyd 1995-5-3 233 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
  RSA613634  Camissonia californica D. L. Banks, Victor W. Steinmann 1997-3-13 1483 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  RSA678445  Camissonia californica Steve Boyd, Amber Maurice, Pesach Lubinsky, Lel Lubinsky 2003-4-17 10497 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UC1329993  Camissonia campestris subsp. campestris James E. Cole 1941-5-17 707 Riverside Covington Flat Canyon Joshua Tree National Monument 1219 Comment
  POM48326  Camissonia cardiophylla E. C. Jaeger 1925-2-8 s.n. Riverside Painted Canyon near Mecca. Comment
  POM13089  Camissonia chamaenerioides E. C. Jaeger 1920-3-1 s.n. Riverside Palm Springs Comment
  HSC66564  Camissonia claviformis Christopher Davidson, H. Surprenant, A. P. Romspert 1979-4-29 7817 Riverside W of Indio, 3 mi. E of Date Palm Dr. 15 Comment
  RSA630322  Camissonia claviformis J. Wear 1995-3-22 s.n. Riverside Colorado Desert: Wash along Eagle Mountain Road, N of I-10 near Desert Center. Comment
  UCR89559  Camissonia claviformis subsp. aurantiaca George K. Helmkamp 1994-3-10 42 5 Riverside Sonoran (Colorado) Desert, Indio Hills, canyon opening into Coachella Valley, 2 miles east of Thousand Palms on Ramon Road, and 1.3 miles north 122 Comment
  UCR92346  Camissonia confusa Scott D. White, T. Keeler-Wolf 1994-5-8 s.n. Riverside San Jacinto Mtns, Foothills, San Jacinto River wash at eastern edge of Valle Vista 549 Comment
  RSA144646  Camissonia hirtella William M. Klein 1958-8-7 649 Riverside Ca. 9 mi. southwest of Banning on the Old Banning-Idyllwild road, west side of Mt. Edna. Comment
  RSA702748  Camissonia hirtella Scott D. White, Michael Honer 2004-4-6 10040 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
  RSA180504  Camissonia ignota E. W. Lathrop 1959-4-16 4475 Riverside 14 miles W of Murrieta. Tenaja plateau. Comment
  UCR220121  Camissonia ignota D. E. Bramlet 1989-4-7 1818 Riverside Perris-Aguanga Basin region, Lake Skinner County Park, southeast slope of Bachelor Mountain, c. 3200 ft. NW of Rawson Canyon & 8300 ft. east of Lake Skinner dam 476 Comment
  UCR182315  Camissonia micrantha Mitch Provance 2003-4-5 6615 Riverside San Bernardino Valley, Glen Avon (near border with Fontana) along the NW base of the Jurupa Mountains, south of Philadelphia St. and just east of Country Village Rd 253 Comment
  UCR126263  Camissonia pallida Nathan Moorhatch, John Green 2003-4-2 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, Whitewater River channel at Date Palm Drive in Cathedral City 91 Comment
  UCR16382  Camissonia pallida K. T. Ingram 1976-5-1 s.n. Riverside San Bernardino Mtns., Morongo Valley, 0.25 mi. south of intersection of Route 62 and Mission Creek Road. Comment
  UCR251347  Camissonia pallida S. J. Myers 2014-5-21 1068 Riverside Western Edge Sonoran (Colorado) Desert, Whitewater, along Whitewater River at I-10 407 Comment
  UCR226925  Camissonia pallida subsp. pallida Jim Andre 2011-2-2 16205 Riverside Coachella Valley, west of Palm Springs along Hwy 111 (south side) at base of San Jacinto Mtns at Windy Point 5.5 mi from junction with Hwy I-10 259 Comment
  RSA776641  Camissonia refracta Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-28 1098 Riverside Alligator ACEC, north side of Chuckwalla Mountains, just south of Desert Center. 413 Comment
  SEINET3093216 Image available Camissonia refracta P. Leary 1975-3-13 992 Riverside Pinto Mountains, Joshua Tree National Monument. Comment
  RSA651720  Camissonia strigulosa Margaret Murphy 1983-5-15 0025 -C Riverside located in the north section of parsel 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead. Comment
  JEPS29318  Camissoniopsis bistorta Rimo Bacigalupi and L. Heckard 1962-3-26 8414 Riverside roadside flat 2.2 mi nw Alberhill (headwaters of creek); Temescal Creek Comment
  SBBG51035  Camissoniopsis hirtella N. R. Zabriskie, W. Zabriskie 1973-4-25 646 Riverside Deep Cyn drainage, E side Hwy 74, opposite Black Hill 914 Comment
  UC284257  Camissoniopsis hirtella P. A. Munz 1923-6-14 7064 Riverside Glen Ivy Trail to Santiago Peak; Santa Ana Mts. 1219 Comment
Read comments Apr 1 2013
  UCR243519  Camissoniopsis pallida subsp. hallii Jim Andre, T. La Doux, R. B. Kelley 2011-5-4 21090 Riverside Southern Mojave Desert, Joshua Tree National Park, Long Canyon, up side canyon approx. 400 m. west of main canyon drainage 1172 Comment
  UCR166114  Camissoniopsis pallida subsp. pallida A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16137 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  CLARK-A1528-2300  Capsella bursa-pastoris John C. Roos 1966-3-24 Riverside Hemet Comment
  RSA180316  Cardamine californica var. integrifolia E. W. Lathrop 1959-3-26 4364 Riverside 18 miles W of Elsinore, Tenaja Guard Station, Cleveland National Forest Comment
Read comments Apr 28 2011
  RSA769195  Carex bolanderi P. F. Zika, Nick Otting, K. Kramer 2010-8-6 25300 Riverside Bridge over North Fork San Jacinto River, Dark Canyon, at campground, San Jacinto Mountains 1785 Comment
  SEINET7485220 Image available Carex fracta P. F. Zika, Nick Otting 2010-1 25298 Riverside N Fork San Jacinto River, Dark Canyon, at Azalea Trails Girl Scout Camp, San Jacinto Ranger District, San Bernardino National Forest 1910 Comment
  SBBG59305  Carex multicaulis R. Hoffmann 1929-9-8 Riverside San Jacinto Mtns 2133 Comment
  RSA192254  Carex praegracilis E. W. Lathrop 1959-4-26 4505 Riverside 14 miles W of Murrieta - Tenaja Plateau. Comment
  RSA801941  Carex sartwelliana LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6171 Riverside End of Apela Drive, west end of Strawberry Valley. And south of road (5S24) that runs out to the sewage disposal ponds. Collections are between this road, and Strawberry Creek., Basically ridge north of Strawberry Creek and creek north of this ridge, south of road. This draw drains into Strawberry Creek. 1524 Comment
  SEINET11125985 Image available Carex sartwelliana P. Zika, Otting, N 2010-1 25299 Riverside San Bernardino National Forest, N Fork San Jacinto River, Dark Canyon, at Azalea Trails Girl Scout Camp, San Jacinto Ranger District, San Jacinto Mountains (SnJt) Comment
  UC72462  Carex subfusca H. M. Hall July, 1901 2250 Riverside Fuller's Mills San Jacinto Mountains 1767 Comment
  SEINET4170163  Carex teneriformis Unknown 1938-8-13 15322 Riverside Cedar Spring, N. base of Santa Rosa Peak 2286 Comment
  SEINET7578803 Image available Carex triquetra Steve Boyd, Tim Ross, Dave Bramlet 1993-5-12 7311 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, San Mateo Cayon, along stream and adjacent benches and lower slopes from confluence with Los Alamos Canyon downstream to confluence with Tenaja Canyon. 366 Comment
  UCR127560  Carya illinoinensis A. C. Sanders, T. B. Salvato 2003-5-21 26778 Riverside Temescal Valley, Lawson Drive near Glen Ivy, in a wetland reserve area for the Trilogy development 335 Comment
  SD239935  Castela emoryi Nathan Moorhatch, Shari Norton 2010-5-7 Riverside Sonoran (Colorado) Desert: north of Desert Center, north of the golf course and east of the bend in Eagle Mountain Road. 198 Comment
  UCR163713  Castela emoryi B. G. Pitzer, T. Tennant 1998-2-21 3537 A Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake, on the lakebed, 1/2 to 3/4 mi.le SE of the pumping station 412 Comment
  SEINET6985109  Castilleja affinis A. G. Vestal 1962-4-8 s.n. Riverside About 3.5 miles northeast of Elsinore. Comment
  JEPS8583  Castilleja affinis subsp. affinis Rimo Bacigalupi with J. F. MacBride, Ruth D. Sanderson, and C. Leroy Custer 1952-3-30 3550 Riverside 2.6 mi n Murrieta (along Calif Hwy 71, between Wildomar and Murrieta) 396 Comment
  RSA312182  Castilleja applegatei subsp. martinii N. C. Cooper 1944-4-22 1131 Riverside Banning. 732 Comment
  RSA701409  Castilleja exserta Steve D. Boyd, Aydee Virgen 2004-4-13 10870 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  UCR21985  Castilleja exserta Steve Boyd 1980-4-8 115 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  SEINET6985158  Castilleja exserta subsp. exserta Wanda P. Vestal, A. G. Vestal 1955-4-21 s.n. Riverside 2.5 miles west of Route US 395 and about 5 miles southeast of Lake Matthews. Comment
  CLARK-A1528-4178  Castilleja foliolosa John C. Roos 1952-2-29 5375 Riverside Reche Canyon Comment
  CLARK-A1528-846  Castilleja foliolosa Fred B. Essig 1964-4-25 29 Riverside Comment
  UC1075900  Castilleja foliolosa E. K. Balls 1955-4-4 20431 Riverside San Juan Capistrano to Elsinore (11 mi ne from Orange-Riverside county line) 579 Comment
  UCD122491  Castilleja foliolosa K. Esau 1935-6-20 s.n. Riverside Beaumont Grade. Comment
  UCR178025  Castilleja foliolosa Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 038 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Hathaway Canyon, tree stand F-06 915 Comment
  RSA305818  Castilleja linariifolia James R. Shevock 1971-5-8 1042 Riverside Near Skull Rock, Joshua Tree National Monument. 1220 Comment
  UCR133711  Castilleja martinii N. C. Cooper 1944-6-17 1418 Riverside San Jacinto Mtns., [road to Idyllwild] above Banning 1372 Comment
  RSA674609  Castilleja minor Scott D. White 2000-8-5 8110 Riverside San Jacinto Mountains: Near Mountain Center. Unnamed ephemeral drainage (tributary to S Fork, San Jacinto River). 1402 Comment
  SFV13137  Castilleja minor subsp. spiralis M. J. Thor 1982-9-16 126 Riverside San Jacinto Mountains Idyllwild Park. 1616 Comment
  RSA0010916  Castilleja minor subsp. spiralis Philip A. Munz, I. M. Johnston 1924-7-29 8826 Riverside 5 miles SE of Poppet Flat, San Jacinto Mtns. 1524 Comment
  CAS-BOT-BC38298  Caulanthus cooperi L. R. Abrams 1926-3-26 11072 Riverside Palm Canyon. Comment
  UC1583150  Caulanthus heterophyllus Steve Boyd 1986-3-1 1364 Riverside 1/4 mi s Harford Springs County Park; Gavilan Plateau, Gavilan Hills, s of Harford Springs Co Park 640 Comment
  UCD114538  Caulanthus heterophyllus Virginia Moran 2003-3-26 s.n. Riverside Peninsular Range: Wilson Valley Mitigation Bank (Center for Natural Lands Management), NE of Wilson Valley Road and W of Wilson Creek. 854 Comment
  UCR59771  Caulanthus lasiophyllus Steve Boyd, T. S. Ross, L. Arnseth 1989-3-19 3044 Riverside Peninsular Range, Vail Lake area, 0.75 mi NW of dam, S flank Oak Mountain 622 Comment
  UCR265570  Caulanthus simulans Angelique Herman, Keir Morse, Nick Regoli, Eric Lumba 2015-3-15 2015- 9 Riverside Santa Rosa/San Jacinto Mountains, Pinyon Flats Campground 1220 Comment
  UCR7737  Caulanthus simulans Frances McKinley 1968-5-4 680405 4 Riverside San Jacinto Mtns., slope 2.8 mi up Banning-Idylwild Road on S side 915 Comment
  UCR114804  Ceanothus crassifolius Mitch Provance 1998-2-17 78 Riverside Jurupa Mountains, Slopes on the W side of Sierra Blvd, c. 0.7 km NNW of the Jensen Quarry 396 Comment
  CAS-BOT-BC49185  Ceanothus cuneatus H. E. McMinn 1925-7-1 1490 Riverside Lower control to Idyllwild - San Jacinto Mtns. Comment
  LA42051  Ceanothus cuneatus Mary V. Hood; 1944-4-4 44- 17 -k* Riverside Between Agaunga & Oak Grove 609 Comment
  UCR241215  Ceanothus cuneatus Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 53 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, east fork of Hathaway Canyon 945 Comment
  SD7233  Ceanothus leucodermis Daniel Cleveland May 1882 Riverside Temecula Comment
Read comments Mar 27 2011
  SBBG96757  Ceanothus ophiochilus S. Boyd with T. Ross, L. Arnseth 1989-3-19 3020 Riverside Vail Lake area, 1 mi W of lake; ISOTYPE 609 Comment
  SD136768  Ceanothus ophiochilus Steve Boyd, Kyle Boyd 1993-3-28 7909 Riverside Agua Tibia Wilderness Area, Cleveland National Forest. Palomar Range south of Vail Lake at north base of Agua Tibia Mountain. Along trail extenting south from end of Woodchuck Road 792 Comment
  UCR89467  Ceanothus ophiochilus Steve Boyd, T. S. Ross 1993-3-23 7893 Riverside Palomar Mountains, Palomar Range south of Vail Lake at the N base of Agua Tibia Mtn., Agua Tibia Wilderness area, Cleveland National Forest, along trail extending S from end of Woodchuck Rd. 671 Comment
  UCR213850  Ceanothus perplexans Scott D. White, Justin M. Wood 2009-5-21 12866 Riverside San Jacinto Mountains, Garner Valley, 0.5 mi northwest of Morris Ranch Road (Kenworthy Ranger Station) 1387 Comment
  UCR60865  Ceanothus perplexans Steve Boyd, C. Boyd, K. A. Boyd 1989-4-15 3251 Riverside San Jacinto Mtns., Anza Valley, along Hwy 371, 0.5 mi south of the junction with Hwy 74 1463 Comment
  SEINET13946084 Image available Ceanothus sorediatus Dave Hawks 1987-1 s.n. Riverside S. of Hemet, intersection of Palm Ave. and Saddle Ridge Trail. 472 Comment
  CDA31194  Ceanothus tomentosus Mike Lahti 2010-3-3 PDR# 1358656 Riverside Approximately, 8 miles south of Hemet at Sage Road and Red Mountain Road. 0 Comment
  SD107755  Ceanothus tomentosus C. W. Tilforth, W. Wisura 1979-4-11 1762 Riverside East end of Murrieta-DeLuz Rd. ca. 2 air mi. south of Murrieta 334 Comment
  CAS-BOT-BC77630  Celtis reticulata Carl B. Wolf 1932-5-25 3686 Riverside Gilman Ranch in the foothills No. of Banning 853 Comment
  CDA7289  Centaurea X pouzinii F. J. Willmarth 1961-10-18 Riverside Old Fuller Rancho, near Corona. 0 Comment
  RSA613901  Centaurea solstitialis A. C. Sanders, O. F. Clarke 1997-5-4 20670 Riverside Baeumont: near railroad on E side of Hwy 79, S of I-10 793 Comment
  RSA644299  Centaurea solstitialis Scott D. White 1995-7-13 3473 Riverside NE Santa Ana Mtn foothills. Alluvial fan below [unnamed] canyon. +/- 1/4 mi SW of Grand Ave. (City of Lake Elsinore), directly downslope from hairpin turn on SH 74. 488 Comment
  SFV20159  Centaurium venustum J. N. Hogue, S. G. Hogue, J. M. Wrublik 2005-9-5 263 .6 Riverside Santa Rosa Mountains Santa Rosa Mountain Truck Trail (=USFS Road 7S02). 0.7 miles from Highway 74. 1500 Comment
  CAS-BOT-BC288826  Centromadia parryi subsp. australis James I. McMurphy 1916-8-13 s.n. Riverside Temecula Comment
  CAS-BOT-BC354343  Centromadia pungens subsp. pungens R. E. Riefner, Jr. 2012-7-23 12 -321 Riverside City of Hemet, ca 100 yds N of W. Devonshire Ave. and Meyers St. 473 Comment
  CAS-BOT-BC179728  Centrostegia thurberi Annie M. Alexander; Louise Kellogg 1941-5-15 2176 Riverside N base of Eagle Mountains. Colorado Desert 914 Comment
  RSA392718  Centrostegia thurberi Christopher Davidson 1973-4-19 1991 Riverside Joshua tree Natl. Monument, various sites along the road, 1-10 miles s of Joshua tree. 1220 Comment
  JEPS57812  Centrostegia thurberi var. thurberi W. L. Jepson 1901-5-25 1432 A Riverside Coyote Canyon near Van Deventer's Ranch, from Riverside to Santa Rosa Peak and Palomar Coyote Canyon Comment
  SEINET13709762  Cerastium viscosum J. Adams, J. Adams (Botany) 1966-1 713 Riverside Santa Rosa Plateau, Alond Dirt Rd to Murrieta, 15 Mi. E De Luz 2500 Ft 762 Comment
  RSA86994  Cercidium floridum F. W. Peirson 1919-4-15 575 Riverside Large tree near road to Palm Canyon from Palm Springs. Comment
  UCR87945  Cercocarpus betuloides A. C. Sanders, N. Ferguson 1994-6-2 14625 Riverside San Jacinto Mtns, Bautista Canyon, c. 1 mile above the forest service boundary 850 Comment
  CAS-BOT-BC279540  Chaenactis artemisiifolia Edmund C. Jaeger June 23 s.n. Riverside On west slope of San Jacinto Mts. near Half-way House. Idyllwild road 1005 Comment
  RSA543201  Chaenactis artemisiifolia Steve Boyd 1991-5-2 6101 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
  SEINET7062960  Chaenactis artemisiifolia A. G. Vestal 1947-6-13 s.n. Riverside About 5.2 miles northeast of De Luz in Sandia Canyon. UTM Zone 11, 476282mE, 3705489mN. (WGS84/NAD83). 263 Comment
  UCR120661  Chaenactis artemisiifolia D. E. Bramlet, P. Jacks, S. Goode 1989-4-6 1808 Riverside Perris-Aguanga Basin, Lake Skinner, north of the lake on the S-facing slope of Bachelor Mountain 488 Comment
  CAS-BOT-BC276394  Chaenactis carphoclinia Elizabeth McClintock 1964-4-8 s.n. Riverside E of Indio Comment
  SBBG99384  Chaenactis carphoclinia W. L. Halvorson 1977-2-5 77 -21 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  CDA7367  Chaenactis carphoclinia var. attenuata M. Weisbauer 1960-3-27 Riverside Shaver s Summit. 0 Comment
  RSA777814  Chaenactis carphoclinia var. carphoclinia Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-24 853 A Riverside Chuckwalla Mountains, Chuckwalla Mountains Wilderness, off Corn Spring Road, main wash adjacent Corn Spring Road, draining from Corn and Aztec Springs up on Chuckwalla, flowing NNE 396 Comment
  UCR200302  Chaenactis carphoclinia var. carphoclinia Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11226 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
  CAS-BOT-BC276910  Chaenactis fremontii Palmer Stockwell 1940-4-24 1504 Riverside 1 mile E of Cabazon Comment
  HSC5291  Chaenactis fremontii R. A. Eagle 1964-3-28 12 Riverside 1 mile this side of Palm Springs Comment
  JOTR32121  Chaenactis fremontii La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler, B. Truesdell, D. Shade 2011-4-26 2279 Riverside Joshua Tree National Park. Pleasant Valley, southwestern edge of Hexie Mountains; sandy flats at base of mountains and northern edge of valley (Stop 4) 996 Comment
  POM6061  Chaenactis fremontii I. M. Johnston 1917-4-4 s.n. Riverside Andreas Canyon, near Palm Springs. 229 Comment
  RSA657239  Chaenactis fremontii J. Mark Porter 2001-4-2 12338 Riverside Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62. 457 Comment
  SD30666  Chaenactis fremontii Edith A. Purer 1935-4-21 6456 Riverside Valley floor, near Palm Springs. Comment
  SEINET7988559  Chaenactis fremontii Ana Lilia Reina G. 2003-3-31 2003 -325 Riverside Palm Spring, Palm Spring 159 Comment
  UC31002  Chaenactis fremontii S. B. Parish Apr 4 1896-Apr 13 1896 4119 Riverside desert base of San Jacinto Mt.; , Palm Springs (Agua Caliente) 152 Comment
  UCD130323  Chaenactis fremontii James Henrickson 1963-3-29 1203 Riverside 9 miles E of Mecca, along Highway 195. 182 Comment
  UCR245896  Chaenactis fremontii R. F. Thorne 1995-3-29 63010 Riverside Transverse Range; San Bernardino Mtns., Whitewater Canyon 600 Comment
  UCR87644  Chaenactis fremontii A. C. Sanders 1994-5-29 14552 Riverside San Bernardino Mtns, Morongo Indian Reservation, low pass between Millard Canyon and Potrero Creek 793 Comment
  UCR88110  Chaenactis fremontii A. C. Sanders, G. Nuhn 1995-4-20 16585 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
  UCR96798  Chaenactis glabriuscula var. glabriuscula G. F. Pratt 1997-3-8 s.n. Riverside Box Springs Mtns, S-facing slopes near highest peak, right around radio towers. 915 Comment
  RSA97129  Chaenactis glabriuscula var. glabriuscula Philip A. Munz 1925-5-20 9826 Riverside 2 miles W of Dripping Spring. 427 Comment
  CAS-BOT-BC277554  Chaenactis glabriuscula var. lanosa LeRoy Abrams 1903-4-15 3229 Riverside Cabazon Station Comment
  RSA522709  Chaenactis glabriuscula var. lanosa Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3895 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
  POM49418  Chaenactis parishii H. M. Hall 1901-06 2128 Riverside Santa Rosa Mountain. Coyote Canyon. 1524 Comment
  CAS-BOT-BC284341  Chaenactis stevioides Annie M. Alexander; Louise Kellogg 1941-5-11 2149 Riverside 1.5 miles north of Cottonwood Spring, Eagle Mountains, Colorado Desert 975 Comment
  UC1595798  Chaenactis stevioides W. Wisura, J. Dolan, and M. Wall 1992-3-25 4644 Riverside 14.3 mi e Corn Spring Rd. (Chuckwalla Rd.) Comment
  RSA27502  Chaenactis stevioides var. stevioides I. L. Wiggins 1941-3-27 9683 Riverside South end of Coxcomb Mountains 8 miles northeast of Desert Center. Comment
  VVC2109  Chamaesyce abramsiana Tim Thomas 2012-8-23 5874 Riverside Colorado Desert, WNW of Blythe on east side of McCoy Mtns, 5 miles north of I-10 168 Comment
  JEPS51880  Chamaesyce albomarginata W. L. Jepson 1912-11-1 5621 Riverside Palo Verde Valley, Blythe 82 Comment
  RSA432485  Chamaesyce polycarpa Ora M. Clark 1929-3-17 1745 Riverside Palm Springs. 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
  UC1130420  Chamaesyce polycarpa H. S. Yates 1937-3-23 6439 Riverside 15 mi nne Mecca 548 Comment
  RSA740641  Chamaesyce polycarpa var. polycarpa Scott D. White, Justin M. Wood 2008-7-10 12443 Riverside San Jacinto Mountains: Garner Valley, near Fobes Ranch Rd. 1354 Comment
  POM14987  Chamaesyce serpillifolia Mary F. Spencer 1922-6-30 939 Riverside Idyllwild, San Jacinto Mts. 1829 Comment
  RSA192301  Chamaesyce serpillifolia H. A. Zuill 1966-6-29 264 Riverside about 2 miles west of Murrieta. Comment
  RSA719242  Chamaesyce setiloba Michael Honer, L. Hulse 2004-4-3 1910 Riverside Rockhouse Canyon, appx. 1/2 mi. N of intersection with Fargo Canyon. Peninsular Ranges, San Ysidro Mountains: W side of Otay Mtn; 1.5 km SSE of Savage Dam (Otay Lake); N of County Prison; near tributary to Otay River, N of O'Neal Canyon. 610 Comment
  CAS-BOT-BC66312  Cheilanthes clevelandii Steve Boyd; Tim Ross; Laurel Arnseth 1990-3-30 3968 Riverside Vail Lake area, westerly draining cyn at N base of 'Big' Oak Mtn. 640 Comment
  RSA0123694  Cheilanthes covillei Duncan S. Bell, LeRoy Gross 2016-3-30 9161 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
  POM148058  Cheilanthes newberryi J. B. Feudge 1925-3-15 1027 Riverside near Gilman Relief Hot Springs 610 Comment
  POM301706  Cheilanthes newberryi J. C. Roos 1938-5-2 1412 Riverside hills near La Sierra, western Riverside Co. Comment
  RSA543297  Cheilanthes newberryi Steve Boyd 1991-3-17 5514 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  UC123064 Image available Cheilanthes parishii S. B. and W. F. Parish 765 Riverside near Palm Sprngs (Andreas' Canyon, hills of desert e of San Bernardino) Comment
Read comments May 12 2016
  IRVC3134  Cheilanthes parryi R. H. Whittaker, W. A. Niering 1963-6-1 SJ 156 Riverside Palms to Pines Highway. Peninsular Ranges, Santa Rosa Mountains 549 Comment
  POM12203  Cheilanthes parryi P. A. Munz, D. Keck 1922-4-9 4798 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 610 Comment
  RSA336041  Cheilanthes parryi R. F. Thorne, Walter Wisura, A. Shmida, R. Whittaker 1978-4-23 52022 Riverside Chino Canyon Comment
  RSA748607  Cheilanthes parryi Scott D. White, Justin M. Wood 2009-4-28 12604 Riverside City of Desert Hot Springs. Comment
  RSA741602  Chenopodium Justin M. Wood 2008-9-22 160 Riverside SW Perris Basin; Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  UC7267  Chenopodium H. M. Hall July 1901 Riverside Fullers Mill Comment
  UCR151120  Chenopodium berlandieri var. sinuatum Scott D. White 1998-10-13 7181 Riverside Peninsular Ranges/Santa Ana Mtns region, 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
  SEINET7073300 Image available Chenopodium californicum A. G. Vestal 1963-4-27 s.n. Riverside Cottonwood Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  UCD98094  Chenopodium californicum C. L. Hitchcock 1966-3-16 24192 Riverside 5 miles n.e. of Aguanga. Comment
  RSA334988  Chenopodium murale Steve Boyd 1985-7-23 1012 Riverside De Luz Rd., 7.6 mi. west of Rancho California. 335 Comment
  UCD169562  Chenopodium pratericola A. C. Sanders 2008-7-25 35907 Riverside Peninsular Range; San Jacinto Mtns., east side of May Valley, along Bonita Vista Rd. at foot of hills. 1580 Comment
  CDA3103  Chenopodium strictum var. glaucophyllum Mitch Provance 2000-10-14 2254 Riverside Jurupa Mtns.; Crestmore area, along the S side of El Rivino Rd., ca. 0.4 miles N of Crestmore Quarries. Comment
  HSC27211  Chilopsis linearis J. P. Smith, J. O. Sawyer 1973-6-10 6884 Riverside Joshua Tree National Monument. Comment
  UCR142778  Chilopsis linearis C. B. Wolf 1932-4-26 2983 Riverside Sonoran (Colorado) Desert, 8 mi east of Mecca, on Blythe Road 183 Comment
  RSA125464  Chilopsis linearis subsp. arcuata E. K. Balls, P. C. Everett 1957-8-20 22665 Riverside Morongo Canyon, 9 1/4 mi n. along rd. to 29 palms for jct. with U.S. Hwy. 60/70/99 671 Comment
  UCR261364  Chilopsis linearis subsp. arcuata A. C. Sanders, Katie Young, John Hale 2015-4-22 41610 Riverside San Gorgonio Pass, San Gorgonio River wash, SE of Cabazon, east of Elm St., c. 2 km south of I-10, 1.2 km NW (296 deg. ) of One Horse Spring 461 Comment
  CLARK-A1528-3047  Chimaphila menziesii John C. Roos 1943-8-8 2697 Riverside San Jacinto Mountains Comment
  JEPS68481  Chloris virgata W. L. Jepson 1912-11-1 5269 Riverside Palo Verde Valley, Blythe 82 Comment
  JEPS73976  Chloris virgata S. B. Parish 1913-2-28 8461 Riverside Mecca; Salton Basin, Mecca -57 Comment
  RSA0078224  Chloris virgata Sarah J. De Groot, Amy Rouillard 2015-9-15 7562 Riverside Ford Dry Lake, Chuckwalla Valley, north of I-10. 107 Comment
  UC577429  Chloris virgata J. and H. W. Grinnell 1937-11-30 1081 a Riverside 24 mi w Blythe (bed of Ford Dry Lake); bed of Ford Dry Lake Comment
  UCR182819  Chloris virgata R. E. Riefner Jr. 2006-9-19 06- 447 Riverside Peninsular Range, Temecula Valley, along I-15 Freeway near Temecula Creek 301 Comment
  RSA709901  Chorizanthe brevicornu Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4604 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  UCR163930  Chorizanthe brevicornu A. C. Sanders, P. J. MacKay, Tim Thomas 2005-2-26 29143 Riverside Sonoran (Colorado) Desert, SE of Hwy 177 toward dunes above Palen Dry Lake, SE end of Coxcomb Mtns. 168 Comment
  RSA392606  Chorizanthe brevicornu var. brevicornu M. B. Dunkle 1935-4-17 4559 Riverside W. of Wiley Well. Colorado Desert. Comment
  POM84699  Chorizanthe corrugata M. Hill 1926-3-13 s.n. Riverside Near Dos Palmos. Comment
  RSA180352  Chorizanthe fimbriata E. W. Lathrop 1959-5-17 4560 Riverside 10 miles W of Murrieta. Comment
  CAS-BOT-BC191257  Chorizanthe fimbriata var. fimbriata Frank W. Peirson 1922-5-19 3024 Riverside 3 miles NE of Murietta Comment
  SBBG118570  Chorizanthe parryi var. parryi L. Gross, V. Soza 2003-5-8 834 Riverside N end of Rouse Ridge; S of the San Jacinto River, N of Rouse Hill Rd; T5S R2E S19, Center 762 Comment
  UCR213618  Chorizanthe parryi var. parryi A. C. Sanders, Matthew Malle 2010-4-23 38012 Riverside Peninsular Range, Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  UCR260568  Chorizanthe parryi var. parryi T. B. Salvato 2014-5-29 8034 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Bundy Canyon Road and Debon Street, c. 0.7 mi west of Murrieta Rd and 4.4 mi southeast of Canyon Lake 537 Comment
  UCR22053  Chorizanthe polygonoides subsp. longispina Steve Boyd 1980-4-27 146 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 640 Comment
  RSA736038  Chorizanthe polygonoides var. longispina Scott D. White, Justin M. Wood 2008-4-16 11884 Riverside Perris/Elsinore Basin: Hills to the W of I-215 and S of Scott Rd. 488 Comment
  RSA740949  Chorizanthe polygonoides var. longispina Scott D. White, Justin M. Wood 2008-6-17 12195 Riverside San Jacinto Mountains: Morris Ranch Rd. - open area W of Goff Flat. 1616 Comment
  UCR174161  Chorizanthe polygonoides var. longispina A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32603 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  CAS-BOT-BC246242  Chorizanthe rigida A. C. Sanders; E. J. Lawlor 1992-4-4 12088 Riverside Within 1/2 mile of McCoy Spring; alluvial slopes below and to the south and canyon bottom above the spring 243 Comment
  RSA0031016  Chorizanthe rigida Jim Andre 2013-3-27 24805 Riverside Rice Valley; east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62). 242 Comment
  UCR27655  Chorizanthe staticoides John C. Roos 1960-6-5 s.n. Riverside Peninsular Range; Santa Ana Mtns., off the Ortega Hwy, NE slope of Sugarloaf Peak [=Pleasants Peak] 1067 Comment
  RSA0098335  Chorizanthe xanti var. leucotheca Marc A. Baker 2015-4-14 18317 Riverside San Gorgonio Pass, 4.2 km east of the San Gorgonio River, 28 km WNW of Palm Springs. 640 Comment
  RSA392791  Chorizanthe xanti var. leucotheca N. C. Cooper 1944-5-6 1169 Riverside Devils Garden Near Whitewater. 457 Comment
  POM122895  Chrysothamnus paniculatus Marcus E. Jones 1924-12-10 s.n. Riverside Banning Comment
Read comments Mar 13 2011
  SEINET11841379  Chrysothamnus paniculatus O. F. Clarke 1969-1 s.n. Riverside near Whitewater on Hwy 111, 2 mi SE of junction with I-10 at Verbenia Ave Comment
  SBBG61427  Chylismia claviformis M. N. Ackley -Feb-1926 753 Riverside entrance to Painted Cyn Comment
  SBBG28551  Chylismia claviformis subsp. aurantiaca D. Myrick 1964-4-30 817 Riverside Pines to Palms Hwy 74, 12 mi W of Palm Desert 1066 Comment
  UC1183579  Chylismia claviformis subsp. aurantiaca W. M. Klein 1958-2-11 38 Riverside between Cathedral City and Palm Village (on CA 111 to Indio) 96 Comment
  UC873934  Chylismia claviformis subsp. aurantiaca Ira L. Wiggins 1937-3-9 8759 Riverside gravelly wash 5 mi w Shaver's Well Comment
  SDSU13526  Cirsium occidentale var. californicum W. Miller with C. Mosse 1972-7-20 Riverside Comment
  UC30777  Cirsium occidentale var. californicum Geo. F. Reinhardt 1897-6-1 Riverside San Jacinto Valley Comment
  UCR136249  Cirsium occidentale var. californicum A. C. Sanders 2004-4-20 27573 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-BC286457  Cirsium scariosum Scott D. White 1997-5-18 5164 Riverside San Jacinto Mts. Vista Grande Area: Just W of USFS Vista Grande Fire Station (i.e., Hwy 243 ca. 10 road miles SE of Banning) 1500 Comment
  UC30798  Cirsium scariosum var. congdonii H. M. Hall 1899-5-1 Riverside Cahuilla Comment
  CDA15331  Cirsium vulgare J. Chandler 1998-9-22 s.n. Riverside Upper Chase Nursery, 19851 Patterson Ave., Perris. 0 Comment
  POM13453  Cistanthe monandra P. A. Munz, I. M. Johnston 1922-5-19 5365 Riverside 5 miles NE of Murietta. 457 Comment
  UCR97658  Citrus sinensis A. C. Sanders 1997-3-2 19774 Riverside Riverside: north of Spruce Street between the railroad tracks and the Gage Canal, near foot of Box Springs Mountains. 305 Comment
  CAS-BOT-BC162601  Clarkia E. W. Lathrop 1974-6-4 7401 Riverside 3 miles SW of Corona, Hagador Canyon, Cleveland Nat'l. Forest, Trabuco District - Santa Ana Mountains 274 Comment
  RSA769618  Clarkia E. W. Lathrop 1974-6-4 7401 Riverside 3 miles southwest of Corona, Cleveland National Forest, Trabuco District 274 Comment
  SD152804  Clarkia bottae Steve Boyd, Tim Ross and Dave Bramlet 1993-5-12 7339 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos Canyon downstream to confluence with Tenaja Canyon. 366 Comment
  UCR133429  Clarkia dudleyana Jeffrey Ross, T. Tennant, G. White 1998-5-21 MOR- 206 Riverside San Bernardino Mtns., Morongo Indian Reservation, Hathaway Canyon, c. 0.55 miles of the junction of the lower and upper canyons 1040 Comment
  SD140044  Clarkia purpurea Scott White 1993-4-22 1252 Riverside North Alberhill Ranch, in hills North of Walker Canyon. Comment
  UCR112823  Clarkia purpurea subsp. quadrivulnera A. C. Sanders 1997-5-1 20612 Riverside Lake Skinner area, north foot and lower slopes of Black Mtn., edge of Crown Valley on E side of Rawson Canyon 671 Comment
  CLARK-A1528-5356  Clarkia unguiculata John C. Roos, Lucille Roos 1952-4-28 5587 Riverside Riverside 259 Comment
  POM307315  Claytonia parviflora subsp. parviflora Henry J. Ramsey, Henry J. Ramsey 1938-4-22 224 Riverside Santa Rosa Mts. Comment
  UCR16508  Claytonia parviflora subsp. viridis Bill Schultz 1972-5-22 720522- 28 Riverside Peninsular Range, San Jacinto Mtns., Hwy 74, 0.3 miles west of McCall Park turn-off, east side of road 1372 Comment
  RSA33786  Claytonia perfoliata subsp. intermontana N. C. Cooper 1944-5-21 1301 Riverside San Jacinto Mountains, West side 915 Comment
  HSC17685  Claytonia perfoliata subsp. mexicana C. L. Hitchcock, C. V. Muhlick 1964-3-17 23074 Riverside 8 mi. SE of Corona, along road to Elsinore Comment
  UCR139030  Clematis lasiantha D. L. Banks 1997-3-29 1638 Riverside Agua Tibia Mtns., NW Palomar Mountains, Pechanga Indian Reservation. The area along Magee Truck Trail betweem the headwaters of Pala Creek at the southern extremity of the Reservation to the Riverside/San Diego County line border 482 Comment
  UCR94924  Clematis ligusticifolia Scott D. White 1996-8-15 4458 Riverside San Jacinto Mtns., Idyllwild Area: Unnamed drainage (tributary to Toll Rd. Cyn.) at crossing w/ USFS Rd. directly west of Isomata. 1555 Comment
  UCR50391  Clematis pauciflora L. F. LaPre, Jack Easton 1988-1-12 s.n. Riverside Santa Rosa Plateau, Mesa de la Punta, Santa Rosa Springs Ranch 610 Comment
  UCR91666  Clematis pauciflora D. L. Banks, Steve Boyd 1995-5-9 0422 Riverside NW Palomar Mtns, Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, west of the Dripping Springs Alcove, west of Woodchuck Campground. 701 Comment
  RSA440809  Cleome isomeris Robert Gustafson 1981-4-7 2150 Riverside Salt Creek Wash, southern end of the Orocopia Mts. 91 Comment
  UCR132498  Collinsia concolor Michael D. Wilcox, Nathan Moorhatch 2003-4-4 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 396 Comment
  CLARK-A1528-4193  Collinsia heterophylla John C. Roos 1950-4-15 4733 Riverside Reche Canyon 822 Comment
  SD137613  Collinsia heterophylla Darin L. Banks 1995-5-3 263 Riverside Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., Cleveland National Forest, E of the Dripping Springs Alcove Area, lower alluvial benches of Arroyo Seco 512 Comment
  SFV3353  Collinsia heterophylla P. G. Kilburn 1958-5-31 836 Riverside San Jacinto Mountains Hemet Valley. 10.6 miles south of campground turnoff road, north of Idylwild. 1372 Comment
  UCR158715  Collinsia heterophylla A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30002 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
  UCR35229  Collinsia heterophylla L. B. Ziegler 1978-5-4 591 Riverside Peninsular Range; San Jacinto Mountain foothills, south of Hemet near Radec, near Temecula River 610 Comment
  UCR48522  Collinsia heterophylla Steve Boyd 1986-4-22 1734 Riverside Temescal Canyon, Walker Canyon area, where Temescal Creek (=Alberhill Creek) flows between Alberhill Mountain and Gavilan Hills 427 Comment
  UC26636  Collinsia parviflora H. M. Hall May 1901 1810 Riverside in vicinity of Strawberry Valley (San Jacinto Mountains); San Jacinto Mountains 1600 Comment
  UCR266404  Colubrina californica D. E. Bramlet 2001-6-4 3168 Riverside Sonoran (Colorado) Desert, 0.5 mile south of Eagle Mountain Substation, trestle area on Eagle Mountain Rd. 366 Comment
  UCR78052  Commelina benghalensis M. R. Duvall 1992-6-19 199206 3 Riverside U.C. Riverside Campus just off 'Picnic Hill'. Roadway island east of Entomology building. Comment
  UC520002  Conium maculatum Joseph Andorfer Ewan 1932-7-9 7493 Riverside 1 mi n of Rincon (in Chico Creek at Santa Ana River); Santa Ana River, Chico Creek Comment
Read comments Nov 6 2011
  SBBG101665  Convolvulus simulans S. Boyd 1991-5-20 6268 Riverside Temescal Cyn, S flank of Alberhill Mtn, W end adjacent to old clay mine area 426 Comment
  POM13739  Corallorhiza maculata E. C. Jaeger 1921-7-6 1162 Riverside Tahquitz Valley, San Jacinto Mountains. 2195 Comment
  RSA356626  Cordylanthus rigidus subsp. setiger Robert F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1975-8-29 47321 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 Comment
  RSA412306  Cordylanthus rigidus subsp. setiger Albert J. Perkins 1916-9-2 s.n. Riverside Idyllwld. Comment
  RSA689565  Coreopsis bigelovii Scott D. White, Michael Honer 2003-4-25 9119 Riverside San Bernardino Mountains: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. West side of road, on alluvial fan adjacent steep east-facing mountain slope. 610 Comment
  POM8240  Coreopsis californica P. A. Munz, R. D. Harwood 1920-3-20 3385 Riverside Temescal Canyon. 366 Comment
  RSA51632  Coreopsis californica L. S. Rose 1949-4-19 s.n. Riverside 4 miles NW of Alberhill. 305 Comment
  SEINET11856551  Coreopsis californica S. B. Parish, Parish, W. F. 1881-1 224 Riverside Whitewater Riv Comment
  CAS-BOT-BC228592  Corethrogyne filaginifolia Jeremiah George 2011-9-8 s.n. Riverside Peninsular Range; Elsinore Trough: Lake Elsinore area, Terra Cotta Rd. at Coal Ave, Warm Springs Valley 409 Comment
  RSA762735  Corethrogyne filaginifolia Patrick Garrett, C. Martinez, N. Fraga, L. McDade, et al. 2010-8-14 76 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  SFV20152  Corethrogyne filaginifolia J. N. Hogue, S. G. Hogue, J. M. Wrublik 2005-9-4 261 .6 Riverside Santa Rosa Mountains Garnet Queen Creek at Santa Rosa Mountain Truck Trail (=USFS Road 7S02). 4.8 miles from Highway 74. 1865 Comment
  UC1119251  Corethrogyne filaginifolia A. Lewis 1934-5-1 458 Riverside 1 mi w La Cienaga; Cleveland National Forest, Elsinore Quadrangle 822 Comment
  CDA19738  Corethrogyne filaginifolia var. virgata H. R. Leach 1958-9-12 s.n. Riverside Southern California; River Valley. 0 Comment
  UCR100360  Cornus glabrata A. C. Sanders, T. Tennant 1997-11-14 21596 Riverside San Bernardino Mtns., Morongo Indian Reservation, W end of Burro Flats 1159 Comment
  RSA13961  Coryphantha alversonii P. A. Munz 1922-4-13 5015 Riverside Eagle Mountains, Colorado Desert. Sandy wash from Anshutz Canyon. 366 Comment
  UCR45969  Crassocephalum crepidioides Don Domenigoni 1986-7-15 631917 Riverside Peninsular Range, Cardiff Growers, Anza Rd, Temecula Comment
  UCR111067  Crassula aquatica D. E. Bramlet 1998-4-21 2601 Riverside maintenance road adjacent to (east of) the MWD canal & approximately 488m north from the canal crossing at the existing weather station, 701 m east of Hwy 79 and 1.22 km south of Holland Road, 50m west of the Shipley Reserve. 450 Comment
  UCR116507  Crassula aquatica A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 744 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  RSA560370  Crassula connata Steve Boyd 1992-4-14 6812 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Western edge of Oak Flats area along Bluewater Tributary from Verdugo Tributary S to crest of ridge W side Bluewater Canyon. 732 Comment
  UCR126988  Cressa truxillensis A. C. Sanders, Guy Bruyea 2003-6-12 26890 Riverside Perris-Aguanga Basin Region, Winchester, SW edge of town between Simpson Ave. and Olive Ave., c. 1 km west of Hwy 79/Winchester Rd. 445 Comment
  UCR281114  Cressa truxillensis Mitch Provance, John Hazlett, Matt K. Beyers, Jeremiah George 2017-5-23 517- 26 Riverside Menifee Valley, Menifee, about 0.5 miles south of Sun City, and 0.5 miles west of Romoland, SW corner of Lazy Creek Rd. and Murrieta Rd. 431 Comment
  SBBG72296  Crossosoma bigelovii H. and M. Dearing 1939-11-12 4022 Riverside Morongo Pass Comment
  SBBG67674  Croton californicus M. N. Ackley 1928-4-4 341 Riverside near Edom 64 Comment
  SD233275  Croton californicus Duncan S. Bell, Amber Swanson 2011-2-18 2025 Riverside Coachella Valley area: Edom Hill; along Edom Hill Road near dump. 0.6 miles from junction of Varner Road and Edom Hill Road. 259 Comment
  SEINET3089965 Image available Croton californicus H. S. Gentry 1954-1 14246 Riverside NW of Aguanga along road to Sage. Comment
  UCR116007  Croton californicus A. C. Sanders, D. Bramlet, E. J. Lawlor, C. L. Sanders 2000-1-16 23304 Riverside Shipley-Skinner Reserve, Tucalota Creek at horse trail crossing east of Lake Skinner 457 Comment
  UCR128255  Croton californicus A. C. Sanders, Kelly Volansky 2003-10-16 27345 Riverside Moreno Valley, lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. 534 Comment
  UCR175366  Croton californicus Jim Andre 2006-4-26 6777 Riverside South Mojave Desert, Joshua Tree National Park: west of upper Long Canyon, c. 5 mi south of the radio tower and NE corner (boundary) of the park 1325 Comment
  UCR226995  Croton californicus Jim Andre 2011-2-2 16215 Riverside Coachella Valley, west of Palm Springs along Hwy 111 (south side) at base of San Jacinto Mtns at Windy Point 5.5 mi from junction with Hwy I-10 259 Comment
  SEINET10493393  Croton californicus David B. Dunn 1948-6-18 Dunn 3827 Riverside Desert floor on the way out along dirt road from Coldwater Canyon. Comment
  POM10317  Croton californicus var. mohavensis Charlotte M. Wilder 1904-4-10 497 Riverside Palm Springs, Colorado Desert Comment
  CDA14351  Crypsis schoenoides D. Domenigoni 1997-7-21 s.n. Riverside West Coast Turf, 31755 Winchester Road, Winchester. 0 Comment
  UCR24005  Crypsis schoenoides John C. Roos 1969-11-22 s.n. Riverside San Jacinto Valley, east of Moreno. Quail Lake at the S end of Jack Rabbit Trail. 427 Comment
  JOTR35214  Cryptantha angustifolia La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 3638 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; west Pinkham Wash, west of Pinkham Canyon Road; sandy gravel flats near road (Stop 1) Comment
  RSA760787  Cryptantha angustifolia Thomas Stoughton, Jacqueline McConnaughy, Andrew Monks, M. Volke 2010-4-21 153 Riverside N of Desert Center. Jct of Hwy 177 and Kaiser Rd. W of Kaiser Rd. N of Hwy 177. 335 Comment
  UC100903  Cryptantha angustifolia A. V. Stubenranch 1905-4-10 Riverside Mecca Colorado Desert Comment
  UC180099  Cryptantha angustifolia Jos. Burtt Davy 1902-3-25 7949 Riverside Indio Comment
  UC79221  Cryptantha angustifolia C. R. Orcutt 1889-1 Riverside Colorado Desert Comment
  UC857062  Cryptantha angustifolia Ira L. Wiggins 1937-3-9 8754 Riverside 5 mi w Shaver's Well Comment
  POM46804  Cryptantha barbigera Mary F. Spencer 1920-4-2 1518 Riverside Tahquitz Canyon 213 Comment
Read comments Nov 19 2011
  SEINET3083687 Image available Cryptantha barbigera Andrew C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16130 Riverside Sonoran (Colorado) Desert; mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point & I-10, Coachella Valley 329 Comment
  OBI20703  Cryptantha barbigera var. fergusoniae Robert F. Hoover 1969-4-11 11210 Riverside Mouth of Morongo Valley Cyn Comment
  UCR132766  Cryptantha barbigera var. fergusoniae George K. Helmkamp 1984-5-2 D- 10 Riverside Little San Bernardino Mountains, Big Morongo Canyon, 3 - 3.5 miles below the caretaker's house at the Big Morongo Preserve 610 Comment
  UCR165602  Cryptantha barbigera var. fergusoniae A. C. Sanders 2001-4-8 23983 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
  UCR181339  Cryptantha corollata Mitch Provance 2003-4-5 6520 Riverside San Bernardino Valley, Glen Avon (near border with Fontana) along the NW base of the Jurupa Mountains, south of Philadelphia St. and just east of Country Village Rd 253 Comment
  UCR258781  Cryptantha corollata T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7903 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 1.3 mi north of Hwy 15 and Temescal Canyon 555 Comment
  SD240917  Cryptantha costata Dave Silverman 2010-3-24 7824 Riverside South Palen Lake, Chuckwalla Valley, 5.1 km SE of Sidewinder Well, 2.7 km SW of Palen Dunes Dr., and 3.4 km N of Interstate 10 132 Comment
  RSA0079340  Cryptantha cycloptera L. C. Wheeler 1953-3-31 7036 Riverside Near Mountaineer Mine. Comment
  SDSU18645  Cryptantha decipiens Michael G. Simpson, Kristen Hasenstab 2008-4-1 2940 Riverside Joshua Tree National Park, east side of Mastodon Peak, ca. 0.65 mile east-southeast of Cottonwood Spring. 1027 Comment
  UCR245642  Cryptantha dumetorum Duncan S. Bell 2010-4-2 700 Riverside Sonoran (Colorado) Desert, Arica Mountains: along jagged ridgeline of mountain range; in the Palen/McCoy wilderness; on a sand ramp located just below the ridgeline on the eastern side that was trapped between the ridgeline and the steep narrow rocky canyons below it 595 Comment
  UCR279374  Cryptantha dumetorum A. C. Sanders, Jim Malusa 2017-3-24 42952 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, large wash south of Bradshaw Trail, c. 11 km SE of Gasline Rd. 729 Comment
  CAS-BOT-BC218761  Cryptantha holoptera Roxana S. Ferris; Ruth P. Rossbach 1938-5-16 9574 Riverside Mecca Hills 2 miles up Painted Canyon Comment
  CAS-BOT-BC227841  Cryptantha inaequata Dave Silverman 2010-3-24 7825 Riverside South Palen Lake, Chuckwalla Valley, 5.0 km SE of Sidewinder Well, 2.4 km SW of Palen Dunes Dr., and 3.7 km N of Interstate 10 130 Comment
  POM368276  Cryptantha intermedia B. C. Templeton, I. W. Clokey 1930-4-9 1023 Riverside Near Banning 500 Comment
  RSA499709  Cryptantha intermedia Ora M. Clark 1929-4-6 1938 Riverside W. San Jacinto Comment
  UC1605428  Cryptantha intermedia Steve Boyd 1986-4-2 1600 Riverside Harford Springs Co. Park Gavilan Hills, Gavilan Plateau, Harford Springs Co. Park 609 Comment
  UC78535  Cryptantha intermedia J. C. Nevin Riverside San Jacinto Mts. Comment
  UCR132340  Cryptantha intermedia John F. Green, S. J. Myers 2003-6-25 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  UCSB38649  Cryptantha intermedia Cowan, Clark 1978-4-24 Riverside 19.6 mi. (31.3 km.) S on 74 from jct. w/ Hwy. 111 at Indian Wells Sta. Rosa Rd., 1 mi. (1.6 km.) S. of 74 Comment
  RSA772969  Cryptantha intermedia var. intermedia Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4774 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  POM14239  Cryptantha maritima P. A. Munz, D. D. Keck 1922-4-9 4755 Riverside Shavers Well, near Mecca. 76 Comment
  POM287672  Cryptantha maritima Lyman Benson 1933-3-31 4170 Riverside Beginning of Hemet Road [presumably Hwy 74 on desert side, Deep Cyn.] Colorado Desert watershed. 549 Comment
  POM3919  Cryptantha maritima H. M. Hall 1905-4-23 5858 Riverside Canyon Springs Comment
  UCR92483  Cryptantha maritima George K. Helmkamp 1995-3-16 s.n. Riverside Sonoran (Colorado) Desert, Below Coxcomb Mtns., west of Rice Rd., 10.3 mi. NE of Desert Center 200 Comment
  CLARK-A1656-730  Cryptantha micrantha Theo Glenn 1981-4-24 Riverside San Jacinto Mountains Comment
  POM249904  Cryptantha micrantha E. C. Jaeger 1938-5-30 s.n Riverside Mission Creek crossing, Morongo Road. Comment
Read comments May 5 2013
  RSA340179  Cryptantha micrantha R. F. Thorne, W. A. Tilforth 1980-5-28 54188 Riverside San Bernardino Mountains: Whitewater ridge above old bridge. Comment
  RSA688861  Cryptantha micrantha Scott D. White, Michael Honer 2003-5-13 9242 Riverside Whitewater Canyon, ca. 2 miles north of Bonnie Bell. 579 Comment
  UCR18398  Cryptantha micrantha var. lepida A. C. Sanders 1978-5-20 00204 Riverside San Jacinto Mountains, James Reserve, above Lake Fulmor 1646 Comment
  JOTR28753  Cryptantha micrantha var. micrantha La Doux, Tasha, Bill Truesdell 2004-3-11 1034 Riverside Joshua Tree National Park. Pinto Basin; sand hills 530 Comment
  JOTR33867  Cryptantha micrantha var. micrantha La Doux, Tasha, A. Miller and G. Clifton 2009-4-9 3052 Riverside Joshua Tree National Park. north eastern tip of Eagle Mountains; sand ramps 432 Comment
  SBBG87640  Cryptantha microstachys A. C. Sanders, B. Pitzer 1986-4-30 6487 Riverside upper Bee Cyn, 1.3 mi above the mouth of the cyn at the San Jacinto River valley 670 Comment
  SEINET273057  Cryptantha microstachys A. C. Sanders 1997-4-3 20175 Riverside Lake Skinner area: N edge of large clay patch adjacent to the Skinner entrance road ca. 1-2 km NE of Borel Rd. on E si 473 Comment
  UC280510  Cryptantha muricata C. R. Orcutt Apr 1889 Riverside Colorado Desert Comment
  UCR181953  Cryptantha muricata Mitch Provance 2003-4-5 6616 Riverside San Bernardino Valley, Glen Avon (near border with Fontana) along the NW base of the Jurupa Mountains, south of Philadelphia St. and just east of Country Village Rd 253 Comment
  SDSU5395  Cryptantha muricata var. jonesii A. H. Gallup 1948-6-12 224 Riverside San Jacinto Road from town of San Jacinto. 823 Comment
  RSA0079359  Cryptantha muricata var. muricata Steve Boyd, Rita Gentry 1991-5-30 6316 Riverside Murrieta, summit of Hogbacks on Gentry Experimental Farm. 543 Comment
  JOTR36439  Cryptantha pterocarya La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3411 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
  UCR118644  Cryptantha pterocarya var. pterocarya Helen Kennedy, Sara Mills 2001-3-17 5394 Riverside Mojave Desert, 0.8 mi from the junction of Hwy 10 & Cottonwood Springs Road, 100m SE of the entrance to Joshua Tree National Park 550 Comment
  UCR47502  Cryptantha racemosa F. R. Fosberg 1929-11-12 S- 01471 Riverside Western Colorado Desert, Deep Canyon, 10 mi SW Indio 396 Comment
  SEINET10456002  Cryptantha utahensis David B. Dunn 1946-2-23 Dunn 1984 Riverside Collected in a sandy wash bed beside a boulder in Grotto Canyon. Comment
  UC28907  Cucurbita foetidissima Geo. R. Hall Sept. 1901 Riverside Riverside Comment
  SBBG121536  Cucurbita palmata R. E. Riefner 2006-8-2 06 -349 Riverside vicinity of Alicante Dr at Jamawag Rd, N of Leon Rd; Lakeview Mtns 550 Comment
  UCR187360  Cucurbita palmata R. E. Riefner Jr. 2006-8-2 06- 349 Riverside Peninsular Range, Lakeview Mountains, vicinity of Alicante Dr. and Jamawag Rd., north of Leon Rd. 550 Comment
  UCR174374  Cuscuta californica A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32622 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 591 Comment
  CDA39932  Cuscuta campestris E. H. Asher 1958-6-9 510 -58 Riverside Indio. 0 Comment
  RSA644189  Cuscuta ceanothi Scott D. White 1995-8-23 3563 Riverside San Jacinto Valley. San Jacinto Riv., just N of City of San Jacinto boundary, ca. 1 mi SE of bridge at State St. 463 Comment
  RSA71003  Cuscuta ceanothi F. W. Peirson 1924-7-29 5036 Riverside Banning to Idyllwild Rd. 1555 Comment
  UCR41561  Cylindropuntia bigelovii A. C. Sanders, B. Pitzer, D. Charlton, R. & J. Kniffen, J. M. Stewart 1986-3-2 6148 Riverside Sonoran (Colorado) Desert, Arroyo Seco, along Bradshaw Rd., 5.2 mi west of Graham Pass Rd., south side of the Chuckwalla Mtns. 640 Comment
  SEINET3272856  Cylindropuntia californica var. parkeri Marc A. Baker, Michelle Cloud-Hughes 2012-11-16 17637 .3 Riverside Aguanga 7.5' USGS topographic quadrangle Zone; west side of Highway 79, 1.3 km north of Oak Grove, 7.6 km southeast of Aguanga, 8.5 km southeast of Riverside. 815 Comment
  SEINET5624442 Image available Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2013-4-15 17726 Riverside Chuckwalla Mountains, just south of Corn Springs Wash, 250m east of its confluence with Irish Wash, 500m NW of Aztec Well, 74 km west of Blythe; Desert Center 7.5' USGS topographic quadrangle 641 Comment
  SEINET5624467 Image available Cylindropuntia chuckwallensis Marc A. Baker 2012-4-9 17533 Riverside East of Red Canyon 7.5' USGS topographic quadrangle, along Salt Creek, 17.5km WNW of Black Butte in the Chuckwalla Mountains, 18km SE of Chiriaco Summit 498 Comment
  SEINET9037755 Image available Cylindropuntia ganderi var. ganderi M. A. Baker 2015-1 18385 .1 Riverside San Jacinto Mountains, 25km SSE of central Palm Springs, 800m WSW of Sugarloaf Mountain 1238 Comment
  UCR33713  Cynodon dactylon Faulkner 1978-3-21 348 Riverside Colorado River Valley, 9 mi. north of Blythe on Hwy 95 152 Comment
  HSC100854  Cynodon dactylon J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-12 12751 Riverside Lawn at Casa del Diablo property. Comment
Read comments Aug 16 2015
  RSA788097  Cyperus eragrostis Robert F. Thorne, E. W. Lathrop, Walter Wisura 1977-7-8 49551 Riverside Santa Ana Mountains: along Ortega Highway (74), about 3 miles south-southwest of El Cariso, near junction of Decker and Morrell Canyons Comment
  UCR240181  Cyperus retrorsus R. E. Riefner Jr. 2005-11-23 05- 780 Riverside city of Corona, Santa Ana Canyon, below Prado Dam, Santa Ana River c. 0.5 mi southwest of 71 Fwy 135 Comment
  CDA2598  Cyperus rotundus K. E. Hoffmaster Jul 1958 Riverside Indio. 0 Comment
  UCR274195  Cyperus squarrosus T. B. Salvato, Melissa Clemons 2005-6-6 1420 Riverside Peninsular Range, Gavilan Hills, c. 0.75 mile south-southeast of Steele Peak, 0.6 mile E of Hammack Ranch, and 5 miles north-northeast of Lake Elsinore 579 Comment
  UCR115345  Cyrtomium falcatum A. C. Sanders, Steve Boyd 2000-11-30 23727 Riverside San Bernardino Valley/ upper Santa Ana River region, Riverside; Box Springs Mtns. foothills, Box Springs Canyon above Sheriff's Academy, north of Central Ave. 396 Comment
  JEPS35182  Cystopteris fragilis Carl V. Meyer 1928-7-26 535 Riverside Deer Springs; San Jacinto Mt. 2651 Comment
  POM48372  Cystopteris fragilis P. A. Munz, I. M. Johnston 1924-7-27 8776 Riverside along stream, Dark Canyon, San Jacinto Mountains. 2072 Comment
  SEINET958515  Dalea mollis Dave Silverman, Cindy Hopkins 2005-1 5755 Riverside NE Riverside County, transition between Ward and Rice Valleys, S of Danby Dry Lake, S. of Highway 62, along Colorado River Aqueduct. 277 Comment
  UC68592  Dalea mollis H. M. Hall Apr. 1905 5932 Riverside McCoy Wash Colorado Desert, McCoy Wash 91 Comment
  HSC87170  Dalea mollissima Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. Ross 1988-3-10 2167 Riverside Palen Pass at the N end of the Palen Mtns. 500 Comment
  SEINET10452149  Dalea mollissima David B. Dunn 1946-3-16 Dunn 2089 A Riverside Collected on dry plateau 1/2 mi ne of pushawalla palms. Indio hills. Sparse Desrt scrub of larrea and franseria, with palms at the springs in the canyon. Comment
  UC447181  Dalea mollissima J. Ewan 1931-4-4 4146 Riverside 5 mi. e. Desert Center; Colorado Desert Comment
  UCR104873  Dalea mollissima George K. Helmkamp, E. A. Helmkamp 1998-2-5 2673 Riverside Little San Bernardino Mtns., 3.2 mi. north of junction of Thousand Palms Canyon Road and Dillon Road. 457 Comment
  UCD107685  Datisca glomerata Charles B. Fiker 1946-6-17 3601 Riverside San Mateo Canyon, Fallbrook. Comment
  POM292766  Datura discolor Lyman D. Benson, Robert Benson 1952-4-8 14859 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area. 610 Comment
  RSA659515  Datura discolor J. C. Roos 1965-11-6 s.n. Riverside Colorado Desert, 26 miles west of Blythe. Comment
  UCR33573  Datura wrightii Sears 1977-10-10 S 516 Riverside Sonoran (Colorado) Desert, 6.1 mi NE of Desert Center on Hwy 177 Comment
  SEINET237964  Daucus pusillus A. C. Sanders, T. B. Salvato 2000-5-25 23397 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
  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
  SD181708  Deinandra fasciculata Scott D. White 2001-6-29 8628 A Riverside Menifee Valley, ca. 1.4 nmile southwest of I-215/Newport Road interchange, northwest of the intersection of Holland Road and Bradley Road. 438 Comment
  UC1929655  Deinandra mohavensis V. Soza, S. D. Boyd, Neil Gilbert 2000-12-6 1063 b Riverside Peninsular Ranges, San Jacinto Mountains region; Alongside Highway 74, ca. 1 mile west of junction with Highway 243 (Mountain Center). 1311 Comment
  SD237330  Deinandra paniculata John F. Green 2009-7-13 Riverside Peninsular Range: Elsinore Trought, NE side of the city of Lake Elsinore, east side of Pasadena St. north of Central Ave. 384 Comment
  SD248331  Deinandra paniculata R. E. Riefner Jr. 2010-6-5 10 50 Riverside City of Riverside, Sycamore Canyon Park, west ca. 0.5 mile from Cottonwood Ave. and Sycamore Canyon Blvd. 135 Comment
  RSA0020484  Delphinium parishii subsp. parishii E. C. Jaeger 1922-4-15 711 Riverside Palm Springs. 139 Comment
  RSA525676  Delphinium parryi Steve Boyd 1990-5-3 4548 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  UCSB12962  Delphinium parryi Woodhouse, Charles 1962-5-5 Riverside 6.5 miles south of Banning on road to Idyllwild 1158 Comment
  CAS-BOT-BC121421  Delphinium parryi subsp. parryi Steve Boyd 1986-4-19 1712 Riverside Temescal Canyon, flats at SE end Alberhill Mountain. Comment
  RSA0020476  Delphinium parryi subsp. parryi R. S. Woglum 1941-6-12 3062 Riverside Idyllwild. Comment
  UCR97025  Delphinium parryi subsp. parryi Scott D. White 1997-2-28 4711 Riverside Peninsular Range, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy 457 Comment
  RSA0029544  Delphinium patens subsp. montanum Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 5003 Riverside In Strawberry Creek below Strawberry Valley approximately 2.25 air miles southwest of Idyllwild. Comment
  UC1126383  Dendromecon rigida A. Lewis 1934-3-4 306 Riverside Tin Mine Canyon Cleveland National Forest, Corona Quadrangle Comment
  UCR133399  Dendromecon rigida Tracy Tennant, J. S. Ross 1998-5-7 MOR- 108 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Wood Canyon (polygon W8), c. 0.6miles NNW of Cabazon. 1280 Comment
  RSA433244  Dendromecon rigida subsp. rigida E. C. Jaeger 1921-6-15 s.n. Riverside San Jacinto Mountains 1524 Comment
  RSA772417  Descurainia pinnata subsp. glabra Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4846 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm)., between N34.02559, W116.69098 and N34.02135 and W116.68712. 915 Comment
  UC9924  Dicentra chrysantha Mrs. Gregory 1890-1 Riverside San Jacinto Comment
  RSA771749  Dichelostemma capitatum Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4611 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA32414  Dichelostemma capitatum subsp. capitatum N. C. Cooper 1945-5-24 1626 Riverside Big Oaks Canyon, Banning. 1219 Comment
  UCR81104  Dichelostemma capitatum subsp. capitatum Scott D. White 1993-5-29 1447 Riverside San Bernardino Mtns, Banning Canyon, along the road to Raywood Flat, Yucaipa Ridge 1402 Comment
  RSA501033  Dichelostemma pulchellum var. pulchellum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3154 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  RSA501037  Dichelostemma pulchellum var. pulchellum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3158 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  UCD18387  Dicoria canescens Neil McRae, FA 1976-10-15 s.n. Riverside city of Indio. Comment
  RSA0043131  Dieteria asteroides John Wallace, Steve McNabb 1991-5-5 15 Riverside Palo Verde Dam. 20 yards west of outflow footbridge, 30 yards north of abandoned storage yard. Comment
  LA102182  Digitaria ischaemum John C. Roos; 1965-9-28 sn Riverside San Jacinto Comment
  CAS-BOT-BC152906  Diplacus brevipes Steve Boyd 1986-4-22 1737 Riverside Temescal Canyon: Walker Canyon area where Alberhill Creek (=Temescal Ck.) flows between Alberhill Mtn. and Gavilan Hills; on N slope Alberhill Mtn. Comment
  RSA0019422  Diplacus fremontii N. C. Cooper 1944-5-21 1224 Riverside San Jacinto Mtns. West Side. 915 Comment
  RSA0019423  Diplacus fremontii N. C. Cooper 1949-6-29 4350 Riverside San Jacinto Mt. above Banning. Comment
  CAS-BOT-BC150682  Diplacus longiflorus H. M. Hall 1901-6-1 2077 Riverside In the vicinity of Chalk Hill 1402 Comment
  SD25160  Diplacus longiflorus Frank F. Gander 1939-5-14 7499 Riverside Banning Comment
  RSA651790  Distichlis spicata var. stricta D. H. Wilken 1966-3-26 794 Riverside Hidden Palms Oasis in the Indio Hills. Comment
  UCR22060  Distichlis spicata var. stricta Steve Boyd 1980-5-13 263 Riverside Gavilan Hills, Harford Springs County Park, at NW corner of the Gavilan Plateau 640 Comment
  RSA608169  Ditaxis lanceolata Steve Boyd, Valerie Soza, Tasha La Doux 1997-10-13 10054 B Riverside Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10. 426 Comment
  RSA792474  Ditaxis neomexicana Justin M. Wood, Dustin Ray 2011-4-28 3834 Riverside Sonoran Desert: Chuckwalla Valley: 6.5 miles north of Desert Center on Kaiser Road, +/- 0.4 miles northeast of bend in road. 202 Comment
  CSUSB520  Dithyrea californica K. W. Brown 1966-3-16 S. N. Riverside Highway 111, 8.4 miles northwest of Palm Springs 304 Comment
  RSA780571  Dithyrea californica Stephanie Rockwood, Christi Gabriel 2011-11-7 196 Riverside Rice Valley. Highway 62 to Blythe/Rice Road. About 1 mile from highway. 229 Comment
  UCR70735  Dithyrea californica N. C. Cooper 1945-3-24 1618 Riverside Sonoran (Colorado) Desert; San Gorgonio Pass, Cabazon 457 Comment
  UCR84842  Dithyrea californica A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16142 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  UCSB22039  Dodecatheon alpinum Head, W. 1966-5-14 Riverside 0.5 mi. off of Long Valley Trail in Skunk Cabbage Meadow, San Jacinto Mountains. 2499 Comment
  RSA359605  Dodecatheon clevelandii Steve Boyd 1986-3-9 1401 Riverside Temescal Canyon: Terrace escarpments between Indian Truck Trail and Horsethief Wash 366 Comment
  SD132879  Downingia cuspidata Tim Cass 1979-6-1 205 Riverside Mesa de Colorado, Pool C Comment
  UC217960  Draba cuneifolia P. A. Munz, D. Keck Apr 9 1922-Apr 12 1922 4781 Riverside vicinity Corn Springs; Colorado Desert, Chuckwalla Mountains, vic Corn Springs 457 Comment
  OBI32750  Drymocallis glandulosa var. glandulosa E. W. Lathrop 1966-5-29 6388 Riverside Mail Divide Truck Trl between El Carriso and Santiago Peak, Cleveland Natl Forest 1219 Comment
  SEINET9037719 Image available Dudleya lanceolata M. A. Baker 2015-1 18321 Riverside San Gorgonio Pass, 4.2km east of the San Gorgonio River, 28km WNW of Palm Springs, broad dissected wash of pale rock, gravel, and sand 640 Comment
  UC455350  Dudleya lanceolata I. J. Condit 1910-6-24 Riverside lower slope San Jacinto Mtns 609 Comment
  UCR25804  Dudleya saxosa John C. Roos 1937-4-18 1284 Riverside San Gorgonio Pass, Near Cabazon Comment
  RSA397784  Dudleya saxosa subsp. aloides Christopher Davidson, B. Gustafson 1977-4-7 5591 Riverside Whitewater Canyon Rd. (exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62); near start of Angeles [Pacific] Crest Trail. Hillside, N slope. 610 Comment
  SD135107  Dudleya temeculana Paul H. Thomson Unknown Riverside Near Temecula Comment
Read comments Mar 27 2011
  UCR88309  Echinocereus engelmannii var. engelmannii A. C. Sanders, K. C. Rose 1995-4-5 16377 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  RSA0125246  Echinocereus engelmannii var. engelmannii H. G. Rush 1951-6-6 184 Riverside Big Maria Mountain Range. 35 miles north of Blythe on Highway 95. 91 Comment
  UCR2341  Echinochloa crus-galli F. M. Reed 1936-7-27 s.n. Riverside South Coast; San Bernardino Valley, Riverside, edge of Fairmont Park [Evans] Lake opposite American Legion Club House 241 Comment
  POM365266  Echinochloa crus-galli S. B. Parish 1913-9-20 8616 Riverside Mecca. Salton Sink. 58 Comment
  CAS-BOT-BC445578  Echinodorus berteroi S. B. Parish 1891-11-3 2264 Riverside Elsinore Comment
  RSA564498  Eleocharis geniculata A. C. Sanders, O. F. Clarke, CNPS field trip 1991-10-5 11744 Riverside Santa Ana River bottom, Rancho Jurupa Park, Pleasant Acres Lake. Comment
  JOTR34102  Eleocharis macrostachya La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2608 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam; Small riparian pond environment with seasonally submerged muddy banks, surrounded by boulder outcrops (Stop 4) 1301 Comment
  RSA198998  Eleocharis palustris Robert F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 34756 Riverside Santa Rose Plateau: Mesa de Colorado, Rancho California. 671 Comment
  SD187302  Eleocharis parishii Scott D. White, Angelia Carey 2004-5-7 10323 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 548 Comment
  UC111318  Eleocharis parishii S. B. Parish 1907-4-22 6145 Riverside Palm Canyon Colorado desert, western edge of 200 Comment
  UCR201458  Eleocharis parishii Scott D. White, Justin M. Wood 2008-7-10 12450 Riverside San Jacinto Mountains, Fobes Spring 1500 Comment
  RSA743553  Eleusine coracana subsp. africana R. E. Riefner 2003-12-20 3 -548 Riverside Near Jurupa, Hellman Ave. at Pine Ave. 195 Comment
  UCR20459  Eleusine indica John C. Roos, E. C. Jaeger 1952-10-8 5899 Riverside Riverside, in moist clay garden 259 Comment
  SD232143  Elymus glaucus Valerie Soza, Naomi Fraga 2003-6-25 1703 Riverside Peninsular Ranges, San Jacinto mountains region, slope above junction of Dark Canyon and Fuller Mill Creek. 455 Comment
  UCR241244  Elymus glaucus Tracy Tennant, Jeffrey Ross 1998-6-23 MOR- 511 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  POM13111  Emmenanthe penduliflora P. A. Munz, I. M. Johnston 1922-5-19 5343 Riverside 8 miles NE of Murietta. 412 Comment
  RSA772413  Emmenanthe penduliflora Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4852 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 W116.66010. 915 Comment
  UCR91411  Emmenanthe penduliflora Scott D. White 1995-4-5 2723 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  RSA781834  Encelia actoni Michael Wall 2011-8-5 609 Riverside Bautista Creek off Bautista Canyon Rd. ca. 6.5 miles SE of jct. with Fairview Ave. 749 Comment
  CAS-BOT-BC131345  Encelia farinosa E. A. McGregor 1917-3-18 700 Riverside 5 miles up Painted [Canon] Canyon Comment
  RSA660554  Encelia farinosa Bruce Albert 1982-4-17 13 Riverside Cajalco Road, 0.7 miles east of I-15; south of Corona. Comment
  UCD131211  Encelia farinosa Gordon Pilone 1961-3-1 97 Riverside White Water Canyon, one-half mile below fish hatchery. 457 Comment
  UCD19708  Encelia farinosa Donald W. Kyhos 1965-3-13 65 -111 Riverside 6.2 miles west of junction of Hwy 78 and Hwy 60-70 near Blythe. Comment
  UCR37792  Encelia farinosa A. C. Sanders 1985-3-1 5390 Riverside Box Springs Canyon, near the intersection of Central Ave. & Hwy 60, along Gernert Rd. Just above the Santa Fe Railroad tracks. 427 Comment
  POM356688  Encelia farinosa var. farinosa C. W. Tilforth 1967-2-11 101 Riverside Desert Hot Springs. 335 Comment
  POM41502  Encelia farinosa var. farinosa Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA26865  Encelia farinosa var. phenicodonta I. L. Wiggins 1941-3-24 9578 Riverside Along eastern side of Salton Sea, 2.7 miles south of Mortmar. Comment
  RSA0050255  Encelia frutescens J. M. Andre 2013-3-27 24845 Riverside along Wilson River Crossing Rd, 0.8 mi. east of Hwy 95, 12.4 mi. south of Vidal Jct 114 Comment
  SD229014  Ephedra aspera Dick Schwenkmeyer, Tony Harper - Collector 2013-5-8 898 Riverside Agua Bonita Spring, Palm Canyon, approx. 8 Mi. S. of Catherdral City 883 Comment
  HSC1323  Ephedra californica C. E. Fellows 1965-4-15 54 Riverside 5 mi. N of Palm Springs city limits on Hwy. 111, 1.5 mi. W on Snow Creek Rd. Comment
  JOTR29571  Ephedra californica Andre, Jim 2006-4-6 6776 Riverside Joshua Tree National Park. ridgetop, w. of upper Long Canyon, approx. 0.5 mi. S. radio tower and of NE corner of boundary of park 1324 Comment
  UCR227829  Ephedra californica R. F. Thorne, M. Z. Thorne 1973-3-30 42689 Riverside Sonoran (Colorado) Desert, Morongo Valley Canyon, near mouth at junction of roads to Morongo Valley and Desert Hot Springs; [vicinity of Hwy 62 crossing of Mission Creek] 488 Comment
  UCR38700  Ephedra californica J. M. Stewart 1985-4-28 8516 Riverside Western Colorado Desert, Coachella Valley, along the north side of Hwy I-10, 1 mi west of Indian Ave. 244 Comment
  CAS-BOT-BC81684  Ephedra fasciculata Ira L. Wiggins 1937-3-9 8746 Riverside Chuckawalla Spring, Chuckawalla Mts. 528 Comment
  UC1324898  Ephedra trifurca H. U. Stauffer and R. F. Thorne 1964-5-5 5921 Riverside 6.5 km s Morongo Valley (4.8 km s of county border) 550 Comment
Read comments Apr 20 2013
  CAS-BOT-BC171725  Epilobium canum subsp. latifolium George L. Moxley 1932-1-1 s.n. Riverside Mt. San Jacinto Comment
  JOTR33119  Epilobium canum subsp. latifolium La Doux, Tasha, Mike Bell 2003-10-17 1602 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Wonderland of Rocks; Wonderland Wash, active wash corridor with sandy bottom, surrounded by granitic outcrops and pediments 1310 Comment
  JOTR36392  Epilobium canum subsp. latifolium La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, B. Truesdell, M. Wheeler 2012-10-2 3345 Riverside Joshua Tree National Park. Little San Bernardino Mtns: Pushwalla Canyon, approx 100 m W of Pinyon Well site at spring Comment
  UCR5604  Epilobium canum subsp. latifolium Frank C. Vasek 1966-9-5 660905- 03 Riverside San Jacinto Mtns., 1 mile north of Mountain Center toward Idyllwild 1445 Comment
  RSA448475  Epilobium ciliatum Louis C. Wheeler 1932-7-9 928 Riverside Santa Ana River at Chino Creek. 152 Comment
  UCR39541  Epilobium ciliatum A. C. Sanders 1980-7-22 1724 Riverside San Jacinto Mtns, Dutchman's Flat in Bear Trap Canyon about 1 mi (airline) west of Idyllwild. Between Hwy 243 and Foster Lake 1814 Comment
  JOTR35179  Epilobium ciliatum subsp. ciliatum La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 3278 Riverside Joshua Tree National Park. Queen Mountains; West side of Barker Dam; Small riparian zone in and along drainage from dam (Stop 5) 1300 Comment
  UCR22003  Epilobium paniculatum Steve Boyd 1980-9-8 343 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  RSA684637  Equisetum laevigatum Gale Sphon 1956-6-13 s.n. Riverside Hemet Meadow, Mountain Meadow Comment
  RSA623563  Eragrostis mexicana subsp. virescens R. E. Riefner 1998-10-15 98 -525 Riverside Menefee-Paloma Valley Comment
  UCSC000029  Eragrostis mexicana subsp. virescens H. S. Yates 1937-6-28 6744 Riverside Near Indio 30 Comment
  SEINET3243707  Eragrostis pectinacea var. pectinacea A. C. Sanders 2004-1 28767 Riverside Perris-Aguanga Region: 3 miles ENE of Perris, new nursery growing grounds W of Menifee Rd. (=Pozos Av.) & S of Nuevo Rd., between San Jacinto River and Nuevo. 433 Comment
  JEPS68601  Eremalche exilis S. B. and W. F. Parish March, 1881 99 Riverside borders of Colorado Desert at Agua Caliente; Colorado Desert Comment
Read comments Oct 27 2014
  UC2031361  Eremalche exilis Duncan S. Bell with Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, and Gene Ratcliff 2013-4-7 4765 Riverside E side of Arica Mountains; W side of Rice Valley approx. 6 air miles SE of the ghost town of Rice or approx. 5.3 air miles E of Priests Well. Comment
  CSUSB1385  Eremalche rotundifolia A. R. Gillogly 1966-3-10 Riverside 2 miles south of Palm Desert, 1/2 mile east Palm-To-Pines Highway 106 Comment
  RSA0047091  Eremalche rotundifolia Aaron C. Sedgwick, David Fraker 2012-3-28 26 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  RSA432717  Eremalche rotundifolia Geo. Cantwell 1935-4-8 s.n. Riverside McCoy Springs, McCoy Mnts. [NW of Blythe] Comment
  RSA557369  Eremocarpus setiger Julie Greene, S. D. White 1993-7-5 1402 Riverside San Jacinto Wildlife Area. Lower, flat area, W of dirt road. 441 Comment
  UC127707  Eremothera refracta H. M. Hall 1905-4-21 5840 Riverside near Salton; Colorado Desert Comment
  UCR163084  Eriastrum B. G. Pitzer 2000-5-7 4138 Riverside Sonoran (Colorado) Desert, extreme north end of Orocopia Mountains, Shavers Valley, at base of hills c. 0.5 mi. SE of Box Canyon Road. 341 Comment
  CAS-BOT-BC514313  Eriastrum densifolium subsp. austromontanum Scott D. White 1996-8-1 4403 Riverside San Jacinto Mts.: Idyllwild Area: Hwy 243 at Deer Springs trailhead and adjacent area 1828 Comment
  RSA0119716  Eriastrum diffusum subsp. coachellae P. A. Munz 1930-5-1 11921 Riverside Morongo Valley. Comment
  CAS-BOT-BC514466  Eriastrum eremicum subsp. eremicum Annie M. Alexander; Louise Kellogg 1941-6-1 2265 Riverside Intersection of Morongo and main highway 243 Comment
  SD239871  Eriastrum harwoodii Dave Silverman, Fred Sproul, Tammy Beyerl and Erin Bergman 2010-3-29 7875 Riverside East end of Chuckwalla Valley, W of Blythe, 1.3 m S of gas line frontage, 1.9 km S of I-10 and 8.5 km west of Nicholl's Warm Spring. 142 Comment
  UCR228158  Eriastrum harwoodii Dave Silverman, Fred T. Sproul, Tammie Beyerl, Erin Bergman 2010-3-29 7875 Riverside Sonoran (Colorado) Desert, East end of Chuckwalla Valley, W of Blythe, 1.3 m S of gas line frontage, 1.9 km S of I-10 and 8.5 km west of Nicholl's Warm Spring 142 Comment
  UC130497  Eriastrum sapphirinum Charlotte M. Wilder 1909-7-15 959 Riverside at gate near keeper's house; Hemet Valley Comment
  UCR21135  Eriastrum sapphirinum Steve Boyd 1980-7-3 s.n. Riverside Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve 518 Comment
  UCR21965  Eriastrum sapphirinum Steve Boyd 1980-5-20 292 Riverside Harford Springs County Park, NW corner of the Gaviln Plateau. S fork of the creek, S end of park Comment
  UCR220118  Eriastrum sapphirinum D. E. Bramlet 1989-4-7 1820 Riverside Peninsular Range; Perris-Aguanga Basin region, Lake Skinner County Park, southeast slope of Bachelor Mountain, c. 3000 ft. west of Rawson Canyon & 2000 ft. north of Lake Skinner 488 Comment
  UCR261143  Eriastrum sapphirinum A. C. Sanders, Jeff Crain, Nina Kidd 2015-5-20 41733 Riverside Temesal Canyon, open area on south side of I-15, between Horse Thief Canyon Road and Hostettler Rd. 370 Comment
  RSA0122016  Eriastrum sapphirinum subsp. dasyanthum Steve Boyd, Dave Bramlet 1990-4-29 4487 Riverside Lake Skinner County Park, S flank of Bachelor Mountain. Comment
  SD186279  Eriastrum sapphirinum subsp. dasyanthum A. C. Sanders, Mike Misenhelter 2005-6-15 30987 Riverside Sage-Aguanga Region; 2.0 miles northnortheast of Vail Lake, 4.0 miles southsouthwest of Sage, Denise Rd. at Bonita Rd. near Calle de Nino. 640 Comment
  RSA0121591  Eriastrum sapphirinum subsp. dasyanthum R. L. Pendleton 1905-9-28 269 Riverside Railroad embankment, Salt Lake Bridge, Riverside. 152 Comment
  RSA0122976  Eriastrum sapphirinum subsp. sapphirinum W. Wisura 1986-9-18 4143 Riverside Along PCT N of Hwy 74 at Garner Valley. Comment
  UCR195803  Ericameria nauseosa var. mohavensis Jim Andre, T. La Doux 2007-9-6 8703 Riverside Little San Bernardino Mountains, Joshua Tree National Park, dirt road to Lost Horse Ranger Station, below Hemmingway Buttress 1237 Comment
  CAS-BOT-BC299537  Ericameria paniculata Lewis S. Rose 1946-12-25 46307 Riverside 5 miles east of Cabazon, San Gorgonio Pass Comment
  OBI49189  Ericameria paniculata Lewis S. Rose 1938-12-20 38330 Riverside 3 mi SE of Palm Springs Station Whitewater Wash 274 Comment
  SD127547  Ericameria paniculata Reid Moran 1967-11-7 14648 Riverside 4 miles north of Palm Springs. 299 Comment
  UCR251343  Ericameria paniculata S. J. Myers 2014-5-21 1054 Riverside Western Edge Sonoran (Colorado) Desert, Whitewater, along Whitewater River at I-10 407 Comment
  RSA597065  Ericameria pinifolia D. L. Banks, Lauren Raz 1996-11-5 1155 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
  JEPS41493  Erigeron breweri var. jacinteus Carl V. Meyer 1928-7-31 609 Riverside Tahquitz Peak; San Jacinto Mts., Tahquitz Peak 2682 Comment
  POM48956  Erigeron foliosus P. A. Munz, I. M. Johnston 1924-7-26 8719 Riverside Pine Flats Camp, San Jacinto Mtns. 1677 Comment
  CAS-BOT-BC296245  Erigeron foliosus var. foliosus H. M. Hall 1901-6-1 2147 Riverside Eastern base San Jacinto Mountains, along the borders of the Colorado Desert Comment
  UC87543  Erigeron foliosus var. foliosus A. W. Anthony 1895-7-15 Riverside San Jacinto Mountains 1828 Comment
  POM262958  Eriodictyon crassifolium J. C. Roos 1941-5-10 131 Riverside San Jacinto River bridge, east of Hemet Comment
Read comments Apr 29 2011
  UC880707  Eriodictyon crassifolium P. A. Munz 1922-4-28 5055 Riverside Leach Canyon , Leach Canyon (Santa Ana Mts.) 609 Comment
  UCR213  Eriodictyon crassifolium var. crassifolium K. S. Gill 1965-4-16 s.n. Riverside Santa Ana Mtns., Tin Mine Canyon at the foot of Skyline Drive, south of Corona 459 Comment
  UC535050  Eriodictyon trichocalyx var. trichocalyx Victor Duran 1933-7-1 3489 Riverside near Santa Rosa (Santa Rosa Mts.); , near Santa Rosa 1676 Comment
  UCR279326  Eriogonum A. C. Sanders, Jim Malusa 2017-3-23 42916 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 2.3 miles east of Iris Pass 787 Comment
  OBI82309  Eriogonum apiculatum Louis Wheeler 1945-10-7 6412 Riverside San Jacinto Mountains: divide between West Fork Snow Creek and North Fork San Jacinto River 2377 Comment
  RSA393051  Eriogonum apiculatum N. R. Zabriskie, Walter M. Zabriskie 1969-9-20 234 Riverside Forest Service road to Deer Springs Trail beyond end of road up west bank Strawberry Creek, above Fern Valley Corners, Idyllwild 1982 Comment
  UCSB37854  Eriogonum apiculatum Sanders, A. 1980-7-18 Riverside Thomas Mountain; Thomas Mtn. campground to the summit at the lookout; T 6S, R 3E, W1/2 sec. 28 2072 Comment
  JOTR37478  Eriogonum baileyi var. baileyi Hodges, Stephen, T. Green 2016-5-5 599 Riverside Joshua Tree National Park. Little San Bernardino Mountains; canyons below Upper Covington Flats, southwest of Covington Crest trail (Stop 2) Comment
  CAS-BOT-BC242783  Eriogonum davidsonii Louis C. Wheeler 1931-10-2 178 Riverside Hemet-Idyllwild Road, San Jacinto Mts. 1371 Comment
  JEPS56704  Eriogonum davidsonii W. L. Jepson 1901-5-22 1395 Riverside Palm Canyon Mt. San Jacinto, Palm Canyon Comment
  JOTR33944  Eriogonum davidsonii La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2833 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; bouldery outcrops along ridge line heading toward Juniper Flats Comment
  RSA792161  Eriogonum davidsonii A. C. Sanders, Mitch Provance 2008-7-11 35750 Riverside 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 1450 Comment
  SEINET6340536  Eriogonum davidsonii Richard Walker 1967-9-30 91 Riverside About 2 miles below Black Mountain Camp on north side of road embankment ca. 6ft. off. San Jacinto Mountains 1981 Comment
  RSA0043030  Eriogonum deflexum var. deflexum Duncan S. Bell, Loraine Washburn 2014-4-8 6574 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern/central section of range; approximately 2.25 air miles north of Clemens Well and Bradshaw Trail. 495 Comment
  UCR134636  Eriogonum deflexum var. deflexum Nancy K. Cione 2004-5-4 s.n. Riverside Eastern Mojave Desert, Eagle Mountain MWD Pumping Station, 1 mi W and 7 mi north of Desert Center 366 Comment
  POM115625  Eriogonum fasciculatum var. flavoviride Louise Kellogg, Annie M. Alexander 1941-5-15 2190 Riverside North base of Eagle Mountains. 1159 Comment
  UCR137479  Eriogonum fasciculatum var. foliolosum D. L. Banks 1997-3-16 1540 Riverside NW Palomar Mountains, Agua Tibia Mountains, N face of Dorland Mountain, the Dorland Mountain Arts Colony along the circular drive that runs around the north side of the compound 567 Comment
  CAS-BOT-BC167187  Eriogonum fasciculatum var. polifolium Mitch Provance; Kerry Knudsen; Petra Wester 2004-5-8 9005 Riverside Santa Rosa Mountains: Along Hwy 74 on the Santa Rosa Mountain Grade, ca. 0.8-0.5 mi NE of Black Hills 854 Comment
  RSA648264  Eriogonum fasciculatum var. polifolium Diane M. Ramirez 1983-5-15 20 Riverside Poppet Flat Divide Truck Trail, 1 1/2 mi S of junction with CA hwy 243, S of Banning. Comment
  UC1032088  Eriogonum fasciculatum var. polifolium H. S. Yates 1936-4-7 5422 Riverside near Whitewater; San Jacinto Quadrangle 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
  UC1395199  Eriogonum gracile James L. Reveal, Caroline G. Reveal 1972-8-6 2844 Riverside 1.5 mi sw, along California Highway 74, near turnoff to McConville Camp summit of Santa Ana Mountains (9 mi sw of Elsinore and 22 mi ene of San Juan Capistrano) Comment
  UC56796  Eriogonum gracile H. M. Hall 1902-8-6 2655 Riverside vicinity of Riverside 457 Comment
  UC56798  Eriogonum gracile E. A. Zumbo Oct, 1902 364 Riverside Riverside Comment
  UCR154460  Eriogonum gracile Jason L. Hlebakos 2005-5-30 801 Riverside Peninsular Range, Durasno Valley, SE of Coahuilla Indian Reservation, c. 11 mi east of Bonnie Road, and c. 6 mi SSW of Anza 1402 Comment
  UCR193878  Eriogonum gracile A. C. Sanders, Mitch Provance 2008-7-11 35793 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
  UCR117324  Eriogonum gracile var. gracile Mitch Provance 1998-6-11 660 Riverside Jurupa Mountains, Pediment of the NW Jurupa Mtns., area SE of the eastern extreme of Philadelphia St. 267 Comment
  RSA0100140  Eriogonum gracile var. incultum Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8558 Riverside Santa Rosa Mountains; south of Cactus Spring Trail; in Horsethief Creek. 1064 Comment
  RSA289829  Eriogonum gracile var. incultum Barry A. Prigge 1980-8-25 4021 Riverside San Gorgonio Pass: 1 mi. SE of Fingal siding, S Pacific RR. 445 Comment
  RSA698441  Eriogonum inflatum J. R. Bruff 1928-4-3 173 Riverside 13 miles W of Desert Center. Comment
  RSA0121215  Eriogonum inflatum var. deflatum Duncan S. Bell, LeRoy Gross 2016-3-8 8817 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; center of the range, approximately 2 air miles east southeast of the summit for the range. 603 Comment
  JOTR16814  Eriogonum maculatum Baker, James K. & Baker, Ilisa T. 1966-6-26 s.n. Riverside Joshua Tree National Park. ROAD TO LOST HORSE RANGER STATION FROM CAP ROCK 1310 Comment
  UC667267  Eriogonum maculatum Annie M. Alexander and Louise Kellogg 1941-5-15 2177 Riverside n base Eagle Mountains Colorado Desert, Eagle Mountains 914 Comment
  UCSB1539  Eriogonum maculatum Haller, John 1960-4-2 Riverside north base of Orocopia Mtns; 1.3 miles south of the junc. of US 60-70 and the south entrance road to Joshua Tree Nat. Mon 487 Comment
  UC519989  Eriogonum molestum Louis C. Wheeler 1931-10-2 178 Riverside Hemet-Idyllwild road San Jacinto Mts. 1371 Comment
  RSA553951  Eriogonum nudum var. pauciflorum G. R. Ballmer 1991-8-11 s.n. Riverside Santa Rosa Mountains, Santa Rosa Mountain Rd (Truck Trail going up Santa Rosa Mountain), ca. 8 mi. SE of the junction with Hwy 74. West of Deep Canyon. Comment
  JOTR30756  Eriogonum plumatella La Doux, Tasha, Jim Andre 2007-9-6 137 Riverside Joshua Tree National Park. Queen Valley, just E. of Geology Tour Rd. in July 2006 burn area. 1318 Comment
  UCSB1532  Eriogonum pusillum Walker, Clifford 1954-4-10 Riverside slope mouth of White Water Canyon Comment
  CAS-BOT-BC253013  Eriogonum reniforme Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring 60 Comment
  POM14255  Eriogonum reniforme P. A. Munz, D. D. Keck 1922-4-9 4919 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 457 Comment
  CAS-BOT-BC263537  Eriogonum thomasii Javier Penalosa 1963-4-10 2791 Riverside Deep Canyon, 3 mi. south of Palm Desert 213 Comment
  JEPS56249  Eriogonum thomasii J. Ewan 1930-4-18 3044 Riverside 3 mi e on road into Big Morongo Painted Hill 304 Comment
  JOTR28938  Eriogonum thomasii La Doux, Tasha 2005-3-30 1174 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  RSA0107796  Eriogonum thomasii Duncan S. Bell, Amanda Turek 2009-3-30 176 Riverside South end of the Arica Mountains; approximately 1.5 air miles southwest of Priest Well. 365 Comment
  RSA517830  Eriogonum thomasii Steve Boyd, Orlando Mistretta 1986-3-13 1450 Riverside West side Palen Mts.: NE of Desert Center. Comment
  RSA766144  Eriogonum thomasii F. W. Peirson 1930-3-29 1897 Riverside Painted Canyon Comment
  SEINET4557896  Eriogonum thomasii Naomi Fraga, David Fraker, Tommy Stoughton 2012-1 3950 Riverside Mojave Desert; Southcentral Mojave Desert region: Off of Box Canyon Rd. S. of Shaver Well in wash 229 Comment
  UCR244293  Eriogonum thomasii Jim Andre 2012-4-16 20881 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  UCR119275  Eriogonum thurberi Mitch Provance 1998-6-12 700 Riverside Santa Ana River Wash, Riverside, 1/8 mile NW of Tequesquite Ave. and Gregory Rd. 229 Comment
  UCD70599  Eriogonum trichopes Elizabeth Milauskas 1994-5-7 15 Riverside Palm Springs, 4 blocks W of Via Monte Vista (behind dam) on Agua Caliente Indian Reservation in a desert wash; full sun; dominant Larrea divaricata; annual herb on sandy/gravelly dry soil among shrubs, common, ht. 5cm, fls yellow. 158 Comment
  UCR89535  Eriogonum wrightii Bern Schwenn 1994-4-9 s.n. Riverside Southern Mojave Desert, Little San Bernardino Mtns, Joshua Tree National Monument [now National Park]: 'Hidden Gold' Canyon below the Hidden Gold Mine. In 3rd canyon on N side 1085 Comment
  UCR259112  Eriogonum wrightii subsp. subscaposum John F. Emmel 1994-9-25 1356 Riverside Penonsular Range; San Jacinto Mountains, Black Mountain Scenic Area; along Pacific Crest Trail, on ridge NNE of Black Mountain 2226 Comment
  UC1080367  Eriogonum wrightii var. membranaceum E. K. Balls and P. C. Everett 1957-8-20 22674 Riverside Hamilton Grade along rd. from Palms to Pines Hwy. to Aguanga; Hamilton Grade 1463 Comment
  UCR5722  Eriogonum wrightii var. membranaceum O. F. Clarke 1966-10-5 661005- 41 Riverside Peninsular Range; Santa Rosa Mtns., Santa Rosa Mountain Rd., first wooded canyon -- near University of California, Deep Canyon Desert Research Center 1829 Comment
  RSA289832  Eriogonum wrightii var. nodosum Barry A. Prigge 1980-8-25 4026 Riverside San Gorgornio Pass: 1 mi. SE of Fingal siding, S Pacific R.R. 451 Comment
  RSA314395  Eriogonum wrightii var. nodosum Robert F. Thorne, Kay L. Wright, Richard K. Benjamin 1982-10-8 55406 Riverside San Bernardino Mountains: Side-canyon on east side of Whitewater Canyon, about 3.3 miles north of Whitewater Post Office (One-Palm Oasis Canyon). 595 Comment
  SD119923  Eriogonum wrightii var. nodosum Louis B. Ziegler 1969-10-22 396 Riverside San Jacinto Mountains - Pinyon Flats. 1250 Comment
  UCR82838  Eriogonum wrightii var. nodosum A. C. Sanders, P. J. MacKay 1994-10-23 15845 Riverside San Bernardino Mtns., Between the trout hatchery and Bonnie Bell 780 Comment
  CHSC60219  Erioneuron pulchellum J. Lund 1980-4-2 Riverside Found 4.0 miles east of Meca on south side of road in a wash. 45 Comment
Read comments May 29 2011
  RSA0121598  Eriophyllum ambiguum var. paleaceum Duncan S. Bell, LeRoy Gross 2016-3-29 9104 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in a side canyon just off of Martinez Canyon, approximately 5.75 air miles southeast of the summit of Martinez Mountain. 625 Comment
  RSA102337  Eriophyllum ambiguum var. paleaceum S. B. Parish, W. F. Parish 1882-04 1208 Riverside Mts. in back of Agua Caliente. Comment
Read comments Jul 12 2010
  UC126860  Eriophyllum ambiguum var. paleaceum H. M. Hall 1905-4-14 5760 Riverside near Palm Springs; Colorado Desert 150 Comment
  CAS-BOT-BC297338  Eriophyllum confertiflorum Philip A. Munz 1937-5-30 15096 Riverside N of Vandeventer Flat, Santa Rosa Mts 1676 Comment
  CAS-BOT-BC297339  Eriophyllum confertiflorum Ynez Whilton Winblad 1941-5-27 s.n. Riverside San Juan Mts, San Juan Canyon, Highway 74 609 Comment
  OBI16503  Eriophyllum confertiflorum Dieter H. Wilken 1965-6-29 322 Riverside Poppet Flat along County rte 1, San Jacinto Mtns 1372 Comment
  POM357970  Eriophyllum confertiflorum Norman C. Cooper 1947-4-5 2115 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  LA203537  Eriophyllum confertiflorum var. confertiflorum W. Pequegnat; 1937-8-31 sn Riverside SANTA ANA MOUNTAINS, Indian Truck Trail. Comment
Read comments Oct 7 2013
  HSC85255  Eriophyllum multicaule Steve Boyd 1986-4-22 1741 Riverside Stable alluvial benches of Indian Wash just S of Interstate Hwy 15 Comment
  HSC85326  Eriophyllum multicaule Steve Boyd 1986-4-2 1638 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  RSA395357  Eriophyllum multicaule Steve Boyd 1986-4-22 1741 Riverside Temescal Canyon; Stable alluvial benches of Indian wash just S of I-15. Comment
  UCR120308  Eriophyllum multicaule Mitch Provance 1997-5-18 1092 Riverside Jurupa Mountains, Pyrite Canyon, c. 0.4 km south of the end of Savonia Dr. in Southridge, Fontana, just on the Riverside Co. side of the county line 351 Comment
  UCR16868  Eriophyllum multicaule R. Gagnon 1968-4-13 680413- 01 Riverside Box Springs Mtns, Box Springs Mtns., Pigeon Pass, 3.5 mi. from radio towers along road going up to the towers Comment
  UCR90749  Eriophyllum multicaule Scott D. White 1995-4-5 2739 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  UCR100175  Erodium brachycarpum Scott D. White 1993-3-3 1987 Riverside Perris Basin, Romoland/Winchester area 442 Comment
  RSA198940  Erodium brachycarpum Robert F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37435 Riverside Santa Rose Plateau: Mesa de Colorado, Rancho California. 671 Comment
  UCR178525  Erodium cicutarium R. G. Swinney 1967-2-12 0027 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Snow Creek 335 Comment
  UC71993  Erodium macrophyllum Miss M. A. King May 1893 Riverside between Menifee and Perris Comment
  UCR241543  Erodium texanum A. C. Sanders, Ann Howald 2013-2-27 40541 Riverside Sonoran (Colorado) Desert, Coachella Valley, north of Ave. 70 near Cleveland St., 10 km SE (108 deg. ) of Mecca -40 Comment
  OBI43226  Erysimum capitatum Malcolm G. McLeod 1971-6-22 466 Riverside Idyllwild Comment
  RSA530311  Erysimum capitatum var. capitatum M. B. Dunkle 1933-7-19 3681 Riverside Tahquitz Peak. San Jacinto Mts. 2651 Comment
  SD134372  Erythranthe breweri Craig Reiser 1992-5-9 Riverside San Jacinto Mountains, Thomas Mountain Comment
  SEINET13754614  Erythranthe diffusa B. Ertter, J. Strachan 1979-1 2975 Riverside Kenworthy Forest Station on Rt. 74 in Garner Valley, San Jacinto Mountains. Comment
  SD197926  Erythranthe guttata Mike Misenhelter 2005-6-8 Riverside Idyllwild, south edge of town, 37 acre Lane property south of the intersection of Highway 243 and Marian View Dr. 1512 Comment
  SDSU13596  Erythranthe guttata W. Miller, C. Mosse 1972-7-12 Riverside Comment
  RSA0018799  Erythranthe guttata G. R. Campbell 1948-7-4 615 Riverside Azalea Trails Girl Scout Camp, Dark Canyon, north of Idyllwild. 1738 Comment
  JOTR30146  Eschscholzia La Doux, Tasha 2008-2-4 1711 Riverside Joshua Tree National Park. Stop #1: Hexie Mtns./Porcupine Wash; open sandy wash near road heading to Cottonwood. 745 Comment
  JOTR32854  Eschscholzia La Doux, Tasha, Bill Truesdell, Erin Babich 2008-3-10 2937 Riverside Joshua Tree National Park. Stop #4- Northwest end of Eagle Mountains near road heading to Cottonwood Canyon. 910 Comment
  RSA0022939  Eschscholzia androuxii N. Dunn 1932-3-26 s.n. Riverside Cottonwood Springs Comment
  UCD101613  Eschscholzia androuxii Shannon M. Still; Jennifer R. Still, Charles M. Still 2008-2-15 258 B Riverside California. Riverside County: Joshua Tree National Park. 610 Comment
  UCR77710  Eschscholzia caespitosa Steve Boyd 1991-5-10 6210 Riverside Santa Ana Mtns, Base of range just north of mouth of Hagador Canyon, bottom Skyline Drive 459 Comment
  CAS-BOT-BC154055  Eschscholzia californica Jun Hu 2000-5-11 22 Riverside San Jacinto Valley: SE of city of Winchester, Hills N of Diamond Valley 488 Comment
  RSA525280  Eschscholzia californica Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4594 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 579 Comment
  UCR250884  Eschscholzia californica S. J. Myers, Jennifer Tobin, Michelle Tobin 2013-3-13 1046 Riverside Lakeview Mountains, along powerline access road 0.5 mi. NE of intersection of Contour Ave. & Truffaut Dr, c. 1 mi. NE of Juniper Flats Rd. 628 Comment
  UCR777  Eschscholzia californica Joe Buriel 1966-3-12 s.n. Riverside Off Van Buren Avenue, 1 mi. east of Mockingbird Canyon Road turnoff 457 Comment
  CLARK-A1656-760  Eschscholzia glyptosperma unknown 1979-3-11 Riverside Coachella Valley Comment
  RSA445642  Eschscholzia minutiflora M. B. Dunkle 1933-3-3 3026 Riverside Devils Cactus Garden, Colorado Desert 152 Comment
  RSA66743  Eschscholzia minutiflora F. W. Peirson 1914-04 1886 Riverside Whitewater, Nw corner of Colorado Desert, River Co. Comment
  RSA80987  Eschscholzia minutiflora G. R. Campbell 1952-4-5 18373 Riverside Colorado Desert, road leading from Highway 60 to 29 Palms [Hwy 62], at junction to Desert Hot Springs 762 Comment
  UCD94284  Eschscholzia minutiflora Shannon M. Still 2009-2-21 434 Riverside California. Riverside County. 170 Comment
Read comments Sep 2 2017
  GMDRC5582  Eschscholzia papastillii Shannon M. Still 2009-3-28 510 Riverside Pinto Mountains: in middle of Pinto Mtns, in sandy wash 584 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
  RSA0118594  Eschscholzia papastillii Sarah J. J. De Groot, Cheryl Sevilla 2016-3-16 7647 Riverside Mecca Hills, side road MC 093 from Little Box Canyon Road. Side canyon forking north from Little Box Canyon, east of Box Canyon. East side of Mecca Hills, east-northeast of Mecca. 281 Comment
  UCR104810  Eschscholzia parishii George K. Helmkamp, E. A. Helmkamp 1998-2-18 2735 Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, 10.6 miles SSW of Chuckwalla Valley Rd. on Graham Pass Rd. 488 Comment
  RSA0022922  Eschscholzia parishii J. C. Roos 1966-3-26 s.n. Riverside 2 miles SE of Desert Center. Comment
  RSA0022923  Eschscholzia parishii Steve Boyd, Orlando Mistretta 1986-3-13 1452 Riverside West side Palen Mts.: NE of Desert Center. Comment
  RSA0042973  Eucalyptus camaldulensis A. C. Sanders, Timothy W. Chumley 2013-3-29 40711 Riverside Alberhill, Lake St. at Riverside Co. conservation reserve, 0.28 km south of intersection with Temescal Canyon Rd. 378 Comment
  UCR113161  Eucalyptus rudis A. C. Sanders 1998-1-15 21649 Riverside Lake Skinner area, along old Rawson Rd. at N edge of Crown Valley, at crest of road where it drops into Diamond Valley 640 Comment
  UCR113730  Eucalyptus rudis Mitch Provance 2000-7-30 2168 Riverside Jurupa Mountains, NW Jurupa Mtns; SW of the E extreme of Philadelphia St. 305 Comment
  SDSU12878  Eucalyptus tereticornis J. Jill Steinberg, Leon Steinberg 1998-4-5 34 Riverside Ca. 1/8 mile inside entrance gate to Santa Magarita (SDSU) Field Station, growing on north side of road north of Gorge, just before fork in road. 317 Comment
  RSA615095  Eucrypta chrysanthemifolia D. L. Banks 1997-3-29 1584 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
  SEINET7073449  Eucrypta chrysanthemifolia A. G. Vestal 1963-4-25 s.n. Riverside Granite Rocks, about 1 mile west of Radec on Route 71 (presently Route 79). Coordinate datum: NAD27. Comment
  SEINET7048047  Eucrypta chrysanthemifolia var. chrysanthemifolia Steven R. Hill 2001-4-29 33521 Riverside South side of Route I-10 right-of-way, 0.2 mile west of Desert Lawn Road exit, Calimesa. At small drainage culvert, San Timoteo Wash. Elevation about 2314 feet. Comment
  UCR102844  Euphorbia albomarginata A. C. Sanders 1997-4-3 20169 Riverside Lake Skinner area, N edge of large clay patch adjacent to the E side of the Skinner entrance road, c. 1-2 km NE of Borel Road. 473 Comment
  RSA608560  Euphorbia lurida R. S. Woglum 1941-6-12 3054 a Riverside Idyllwild. Comment
  JOTR32107  Euphorbia micromera Harding, Mitzi, Kipp Callahan 2012-8-27 282 Riverside Joshua Tree National Park. Pinto Basin, along southern edge of Pinto Mountains; along Old Dale Road, near Sunrise Mill Comment
  UCR264235  Euphorbia micromera A. C. Sanders, Jim Malusa 2015-9-10 41842 Riverside Sonoran (Colorado) Desert, mouth of Red Canyon at Salt Creek wash 390 Comment
  JEPS51904  Euphorbia palmeri W. L. Jepson and H. M. Hall 1901-5-19 1307 Riverside Strawberry Valley; Mt. San Jacinto Comment
  POM249992  Euphorbia palmeri E. C. Jaeger 1928-05 s.n Riverside Pinon Alta Flats, Riverside county Comment
  UCR103318  Euphorbia polycarpa George K. Helmkamp 1998-2-5 2642 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Palm Springs, 1.1 mi. west of Calif. Hwy 111 on Tramway Rd. 335 Comment
  UCR176698  Euphorbia prostrata R. D. Goeden, Don W. Ricker 1965-6-18 s.n. Riverside Riverside, north side of Blaine St. just west of Gage Canal 313 Comment
  RSA69420  Eustoma exaltatum F. W. Peirson 1924-12-30 5419 Riverside Thousand-Palms Canyon, Colorado Desert 122 Comment
  RSA561522  Euthamia occidentalis Steve Boyd, Timothy S. Ross, David E. Bramlet 1992-9-9 7674 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Almos Road (7S04) and the confluence of Los Almos Creek., Up the San Mateo Trail north to Potrero de la Cienega. 396 Comment
  SEINET955801  Fabaceae F. A. Thackery 1927-1 a- 275 Riverside Banning, heights Comment
  SEINET6727164 Image available Fagonia chilensis var. laevis M. B. Dunkle 1935-3-30 4426 Riverside Pinto Basin. Colorado Desert. 914 Comment
  POM182066  Fagonia laevis Philip A. Munz 1932-3-14 11982 Riverside Colorado Desert, Coachella Valley, Deep Canyon. 152 Comment
  RSA721884  Fagonia laevis J. Mark Porter, Orlando Mistretta 2003-6-5 13623 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
  RSA77840  Fagonia laevis F. Brubaker, Margaret Slaton 1929-4-28 495 -54 Riverside Hidden Springs, Colorado Desert Comment
Read comments Nov 11 2011
  UCR75058  Fagonia laevis A. C. Sanders, E. J. Lawlor 1992-4-4 12086 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  RSA784766  Fagonia pachyacantha Duncan S. Bell 2012-3-18 3170 Riverside Mecca Hills; southeastern section of hills; up a side canyon of the east fork of Hidden Springs Canyon, approximately 1.5 air mile southwest of Hidden Spring. 129 Comment
  UCR91877  Fatoua villosa A. C. Sanders, Steve Morgan 1995-11-30 17926 Riverside Box Springs Mtns., UCR Botanic Garden 365 Comment
  OBI53610  Festuca myuros Steve Myers 1988-1 s.n. Riverside Temescal Cyn, ca 1/4 mi W of intersection of hwy I-15 and Indian Truck Trl Comment
  CLARK-A1528-4663  Festuca octoflora John C. Roos 1952-4-9 5483 Riverside Riverside 259 Comment
  UCR20435  Festuca octoflora John C. Roos 1952-4-9 5483 Riverside Hill by Fairmont Park, Riverside 259 Comment
  UCR214149  Festuca octoflora A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37713 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, 0.45 mi NNE (14 deg. ) of intersection of Temescal Canyon Rd. and Concordia Ranch Rd. 418 Comment
  UCR2422  Festuca octoflora F. M. Reed 1920-3-24 4175 Riverside Western Colorado Desert, Murray Canyon, a tributary of Palm Canyon near Palm Springs 305 Comment
  RSA594044  Filago californica D. L. Banks, Elizabeth Hedge Banks 1996-5-2 0927 C 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
  UCR44424  Filago californica A. C. Sanders, B. Pitzer 1986-4-30 6485 Riverside San Jacinto Mtns, upper Bee Canyon along the road, 1.3 mi. above the mouth of the canyon at the San Jacinto River Valley 732 Comment
  RSA192327  Filago gallica H. A. Zuill 1966-6-29 267 Riverside about 2 miles west of Murrieta. Comment
  RSA613452  Filago gallica D. L. Banks, Victor Steinmann 1997-3-13 1440 Riverside NW Palomar Mountains, Agua Tibia Mountains: In the Redhawk Housing Development, north of the Pechanga Indian Reservation. The hills south of the intersection of Marge Place and Tehachapi Pass (south of Redhawk Parkway). 378 Comment
  SDSU12259  Foeniculum vulgare Jeremy Mass, Ryan Jacobsen 2000-4-19 6 Riverside Growing near the streambed of Stone Creek ca. 15 ft east of the road near Southside Field Station, Santa Margarita Ecological Reserve (SDSU). 222 Comment
  JOTR31143  Forestiera pubescens La Doux, Tasha 2009-6-3 1854 Riverside Joshua Tree National Park. (Stop 2): Little San Bernardino Mountains, Covington Flats Area, Covington Spring 1396 Comment
  RSA113276  Forestiera pubescens E. K. Balls 1955-4-1 20412 Riverside Head of Palm Canyon, Hwy 74, from S end of San Jacinto Mts to Palm Springs. 1250 Comment
  SBBG126062  Forestiera pubescens O. F. Clarke 2004-3-14 Riverside Riverside, Santa Ana River ca. 200 m below old Salt Lake Railroad bridge 215 Comment
  RSA782243  Fouquieria splendens R. W. Spjut 2008-2-29 16211 Riverside Sonoran Desert. BLM: Red Cloud Road just west of Desert Center, about 8 miles SE of I-10 along Red Cloud Road, Chuckwalla Bench 570 Comment
  UCR96252  Fragaria vesca Scott D. White 1996-8-1 4412 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  UCR274537  Frankenia salina Mitch Provance, Ken Halama 2003-6-15 17046 Riverside Temescal Mountains, Mead Valley, just SSW of the corner of Cajalco Rd. and Wood St. Comment
  UCD121443  Frasera parryi R. N. Raynor 1939-6-20 s.n. Riverside San Jacinto Mts. Near Coahuila. Comment
  RSA736789  Fraxinus velutina Scott D. White, Angelia Carey 2004-7-2 10598 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  HSC99155  Funastrum cynanchoides var. hartwegii Paul J. CaraDonna 2009-3-15 120 Riverside Cholla Gardens, Joshua Tree National Park Comment
  POM158458  Funastrum cynanchoides var. hartwegii P. A. Munz 1927-5-21 10871 Riverside 10 miles SW of Coahuila [now Cahuilla] Comment
  SEINET10580703  Funastrum hirtellum Carl C. Epling 1927-3-27 Epling s.n. 1927 Riverside Thousand Palms Comment
  JEPS52915  Galium Lauramay T. Dempster and G. L. Stebbins 1966-6-17 4237 Riverside Chimney Flat (old control) road below Alvin Meadows Comment
  RSA523616  Galium angustifolium subsp. angustifolium L. T. Dempster 1962-4-17 1890 Riverside Whitewater Canyon, about1 mile below the Fish Hatchery. Comment
  JOTR29244  Galium angustifolium subsp. gracillimum La Doux, Tasha 2005-8-8 1524 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Eureka Peak 1676 Comment
  UCR272190  Galium angustifolium subsp. gracillimum Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8550 Riverside Santa Rosa Mountains, Horsethef Creek, south of Cactus Spring Trail 1064 Comment
  RSA0051335  Galium angustifolium subsp. jacinticum Valerie Soza, Steve Boyd 2004-6-22 1727 a Riverside San Jacinto Mountains, southeast side of Lake Fulmor, slope above Hwy 243 (Hall Canyon). 1615 Comment
  RSA689700  Galium angustifolium subsp. jacinticum Valerie L. Soza, Naomi S. Fraga, Sarah Swartzentruber 2003-6-25 1708 Riverside Lake Fulmore; NW side of Lake. 1616 Comment
  SD135314  Galium angustifolium subsp. jacinticum Craig Reiser, Dylan Hannon 1993-5-30 Riverside On ridgeline saddle between Toro Peak and Santa Rosa Peak Comment
  RSA180291  Galium aparine E. W. Lathrop 1964-5-24 5384 Riverside 14 miles west of Murrieta. 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
  UCR91529  Galium aparine Scott D. White 1995-3-30 2662 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
  UCD170550  Galium californicum subsp. primum D. O. Burge; J. Gee 2017-5-20 2278 Riverside Pine Cove area, roadside on Red Hill Road. 1720 Comment
  RSA454424  Galium parishii Robert Kessler 1920-07 s.n. Riverside Tahquitz Peak. 2707 Comment
Read comments Aug 3 2008
  UC219086  Galium parishii P. A. Munz 1922-7-6 6022 Riverside near Hidden Lake; San Jacinto Mts. 2560 Comment
  POM367817  Galium stellatum H. de Forest, Freda Detmers 1931-4-2 s.n. Riverside Colorado Desert. Comment
  UCR21145  Galium stellatum Don Emery 1980-3-20 s.n. Riverside Sonoran (Colorado) Desert, NE end of Orocopia Mtns, SW of Chiriaco Summit 534 Comment
  RSA0106575  Galium stellatum subsp. eremicum Duncan S. Bell 2010-4-2 720 Riverside West side of the Arica Mountians; just below the ridgeline of the range, approx. 2.5 air miles northwest of Priest Well. 560 Comment
  CAS-BOT-BC158024  Garrya veatchii James R. Shevock 1976-11-24 5386 Riverside in the chaparral along California highway 74 near El Cariso Station. Santa Ana Mts., Cleveland National Forest 670 Comment
  RSA234079  Garrya veatchii Robert F. Thorne, E. Lathrop 1969-6-6 39331 Riverside Santa Rosa Plateau: Rancho California. 610 Comment
  RSA674761  Gastridium phleoides Scott D. White, Teresa Salvato 2001-6-8 8582 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. 335 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
  CHSC23885  Geraea canescens T. M. Lane 1975-3-24 3 Riverside In a wash, 1 mi n of US Interstate 10 at s entrance of Joshua Tree National Monument on Pinto Basin Rd. Mojave Desert. 533 Comment
  RSA0049913  Geraea canescens Jim Andre 2014-1-27 26676 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
  RSA485836  Geraea canescens Thomas S. Elias 1988-2-26 10688 Riverside Northeastern section of Eagle Mtns E of Joshua Tree national Monument,Riverside County Comment
  UC577422  Geraea canescens J. and H. W. Grinnell 1937-11-30 1085 a Riverside 24 mi w Blythe; Bed of Ford Dry Lake Comment
  UCR263242  Gilia A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41477 Riverside San Gorgonio Pass, 3.3 miles east of Cabazon, north of the San Gorgonio River wash on the alluvial slope east of the water bottling plant and south of I-10 445 Comment
  RSA72286  Gilia angelensis F. W. Peirson 1923-3-28 4129 Riverside North of Lake Elsinore near Brickyard. Comment
  SD231367  Gilia angelensis J. Mark Porter, Sara DeGroot 2005-3-9 14257 Riverside Along Whitewater Canyon Road, ca. 3 mi N of the intersection with the frontage road of I-10, W of the road on a steep, rocky slope, W of the river. 575 Comment
  UCR114822  Gilia angelensis Mitch Provance, Seychelle Provance 1998-2-21 90 Riverside Pedley Hills, E side of Camino Real, c. 0.5 miles south of Jurupa Road, in the areas of Pedley/Glen Avon. 396 Comment
  UCR37498  Gilia capitata Steve Boyd 1981-5-15 s.n. Riverside Peninsular Range, Gavilan Hills, confluence of the major drainage off the west slope of Estelle Mountain with Temescal Wash 320 Comment
  RSA483575  Gilia capitata subsp. abrotanifolia D. Charlton 1988-5-21 1972 Riverside Thomas Mountain Rd, from North to South. West of Garner Valley and South of Lake Hemet on Hwy 74 1677 Comment
  RSA796519  Gilia capitata subsp. abrotanifolia R. F. Thorne, E. W. Lathrop 1977-5-18 49729 Riverside Santa Ana Mountains: Bear Spring [east slope of Santiago Peak] Comment
  UC1931687  Gilia latifolia J. Wear, N. Moorhatch 1993-6-11 Riverside Mecca Hills 60 Comment
  RSA754126  Gilia ochroleuca W. Schlegel, Andrew Troutte 2008-8-8 6 Riverside Idyllwild: Dry creek bed. Comment
  CAS-BOT-BC407625  Gilia ochroleuca subsp. exilis Frank W. Gould 1943-4-17 2108 Riverside 12 miles S of Corona on Elsinore Road Comment
  RSA172305  Gilia stellata R. F. Thorne 1963-3-29 32414 Riverside 9 miles E of Mecca, Mecca Hills 152 Comment
  RSA469731  Gilia stellata M. B. Dunkle 1935-3-31 4430 Riverside Pinto Basin. 915 Comment
  UCR279342  Gilia stellata A. C. Sanders, Jim Malusa 2017-3-23 42947 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 3 miles east of Iris Pass 854 Comment
  UCR158285  Githopsis diffusa A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30111 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
  UCR110382  Glinus lotoides A. C. Sanders, Mitch Provance 1999-9-26 23111 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  SEINET260219 Image available Glyceria elata M. Curto, L. Allen 1992-6-15 826 Riverside San Bernardino National Forest ; San Jacinto Mts NW of Pine Cove SBNF Rd 5S09 @ Stone Cr 1370 Comment
  UC39036  Glyceria elata H. M. Hall Jun 1901 2244 Riverside Dark Canyon; San Jacinto Mountains 1828 Comment
  UCR159253  Gnaphalium californicum A. C. Sanders, Kelly Volansky 2005-8-31 31582 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  RSA191441  Gnaphalium luteoalbum E. W. Lathrop, R. F. Thorne 1967-9-26 6649 Riverside 6 miles NW of Murrieta. Comment
  UC64146  Gnaphalium palustre H. M. Hall 1897-8-11 812 Riverside Surprise Lake San Jacinto Mountains, Surprise Lake 2743 Comment
  POM48137  Guillenia lasiophylla E. Schlinger 1920-05 s.n. Riverside Canyon Coachella, Colorado Desert Comment
Read comments Nov 19 2011
  SDSU18362  Guillenia lasiophylla C. Matt Guilliams 2008-2-27 482 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
  SD186087  Gutierrezia californica A. C. Sanders 2004-6-20 28212 Riverside Temescal Canyon, Serrano Highlands project between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 305 Comment
  UCR172164  Gutierrezia californica T. B. Salvato, Gregg Miller 2005-6-3 1381 Riverside Peninsular Range; Perris-Aguanga Basin Region, c. 3 mi SW of Perris, 1.7 mi SW of the Goetz Road crossing of the San Jacinto River and c. 0.25 mi south of Ethanac Road 436 Comment
  SD5187  Gutierrezia sarothrae Fidella G. Woodcock 1928-4-27 Riverside San Jacinto Comment
  UC1509680  Gutierrezia sarothrae Meredith A. Lane 1982-10-13 3027 Riverside 34.5 km (21.6 mi) e of Keen Camp (summit of San Jacinto Mountains on State Highway 74 at Pinyon Flats Campground); San Jacinto Mountains, State Highway 74 Comment
Read comments Nov 20 2010
  UCR182163  Gutierrezia sarothrae Mitch Provance 2003-4-5 6612 Riverside San Bernardino Valley, Jurupa Mountains, Glen Avon, slopes above the northern extreme of Campbell St 274 Comment
  UCR146213  Haplopappus menziesii Scott D. White, Angelia Carey 2004-9-16 10748 Riverside San Jacinto Mountains foothills, Along Poppet Creek NE of San Jacinto River 610 Comment
  UCR14479  Harpagonella palmeri O. F. Clarke 1973-4-19 s.n. Riverside Peninsular Range, Calvert property, Lake Skinner 610 Comment
  UCR48472  Harpagonella palmeri Steve Boyd 1986-3-9 1384 Riverside Peninsular Range, Temescal Canyon: Alberhill Mtn., south slope of mtn., just east of claymine area 488 Comment
  CLARK-A1528-1938  Helenium puberulum John C. Roos 1937-7-11 2417 Riverside Reche Canyon Comment
  CAS-BOT-BC305618  Helianthus californicus Ralph Hoffman 1929-9-7 s.n. Riverside San Jacinto Mt. 1828 Comment
  CAS-BOT-BC305619  Helianthus californicus Louis C. Wheeler 1931-10-4 202 Riverside Strawberry Valley, San Jacinto Mts. 1584 Comment
  JEPS15722  Helianthus gracilentus Peter H. Raven and S. R. Snow 1956-6-30 9525 Riverside on road to Elsinore 2.5 mi from Alberhill Comment
  RSA714434  Helianthus gracilentus A. C. Sanders 2004-5-12 27889 Riverside Elsinore Basin Region: Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek. 378 Comment
  UCSB37798  Helianthus niveus Roos, John 1962-4-3 Riverside Palm Springs Airport 121 Comment
  SEINET959641  Heliotropium curassavicum A. C. Sanders 2004-1 28404 Riverside Perris-Aguanga Surface/Menifee Valley Region: Paloma Valley, large rocky hill (1762 ft) 1 mi. E of Nurrieta Rd. and 1 mi. N of Burdy Canyon Rd,. ca. 5 mile due south of Sun City (Romoland 7.5) 469 Comment
  UCR22489  Heliotropium curassavicum var. oculatum C. S. Jones 1979-3-27 45 Riverside Sonoran (Colorado) Desert, c. 500 ft SE of junction of Hwy I-10 and Wiley Wells turnoff 213 Comment
  UCR232035  Hemizonia kelloggii John F. Green 2008-4-16 A- 01 Riverside Peninsular Range; Perris-Aguanga Valley, SE edge of Romoland, edge of electrical power station, between Menifee and Palomar roads 446 Comment
  UCR128946  Hemizonia mohavensis Robert Noll 2003-8-7 s.n. Riverside San Jacinto Mtns., along dirt road to Bee Canyon, c. 1 mile below Hwy 243 1372 Comment
  UCR139192  Hemizonia paniculata Virginia Moran 2003-5-16 s.n. Riverside Johnson Ranch (managed by Center for Natural Lands Management), vicinity of Skunk Hollow and Santa Gertrudis Creek, 'knoll 1' on northern edge of first baseline transects established by CNLM 422 Comment
  RSA514387  Hemizonia pungens subsp. laevis Scott D. White 1997-5-25 5244 B Riverside Winchester area: Roadside of Simpson Ave., less than1 mi W of intersection w/ Winchester Rd. 445 Comment
  UCR85582  Hemizonia pungens subsp. laevis Julie A. Greene 1993-5-12 1323 Riverside San Jacinto Valley, San Jacinto Wildlife Area, SE end of visitor center road, east of Davis Road 436 Comment
  UCR133332  Herniaria hirsuta subsp. cinerea John F. Green, S. J. Myers 2003-6-25 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  RSA180452  Hesperevax acaulis E. W. Lathrop 1965-5-9 5739 -b Riverside 6 miles W of Murrieta. Comment
  NY43298  Hesperocallis undulata C. R. Annable 1995-3-16 2297 Riverside Ca. 13km NE of Desert Center, on Hwy 177 Comment
  RSA515313  Hesperocnide tenella Jeri Hirshberg 1989-4-11 s.n. Riverside Santa Rosa Plateau, S of town of Murrieta, NE of Mesa de Burro, creek below Guava-De Luz Road, approximately 1.5 miles SW of intersection with Hayes Avenue. 610 Comment
  UCR90403  Hesperocnide tenella D. L. Banks, Steve Boyd 1995-5-9 0421 Riverside NW Palomar Mtns, Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, west of the Dripping Springs Alcove, west of Woodchuck Campground. 701 Comment
  UCR174442  Hesperolinon micranthum A. C. Sanders 2006-5-19 32389 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
  CAS-BOT-BC318910  Heterotheca grandiflora Otto T. Solbrig 1958-8-18 2757 Riverside Junction of Highway 71 and 395 on road to Palomar Comment
  UCR151066  Heterotheca grandiflora Scott D. White 1998-6-17 6747 Riverside Peninsular Ranges; Gavilan Hills, along Gavilan Rd. or Santa Rosa Mine Rd.; c. 7 mi survey route from Gavilan/ Cajalco Rd. junction. south and east to Santa Rosa Mine/ Post Rd. junction 671 Comment
  UCR99567  Heterotheca grandiflora Julie A. Greene, S. D. White 1993-7-5 1400 Riverside San Jacinto Valley, San Jacinto Wildlife Area, on raised wet area, west of dirt road 445 Comment
  RSA0087285  Heuchera elegans J. D. Olmsted 1960-5-15 1464 Riverside Cedar Falls, Main Fork Snow Creek. San Jacinto Mts., San Gorgonio River drainage area. 1066 Comment
  RSA0026135  Hibiscus denudatus Deidre Conocchioli, Caitlin Elam 2013-10-2 77 Riverside SW of Bristol Mtns Wilderness Area. From Blythe, head northwest on the Mildland-Rice Rd for 9.6 miles. Turn right onto unmarked BLM Rd and follow NE for 1.6 miles to collection site. 307 Comment
  SD258431  Hibiscus denudatus J. M. Andre 2013-3-4 23876 Riverside Riverside Mountains; east side of range, along rocky dirt road to historic mine area, 0.8 mile west of Hwy 95, approx 12 miles S of Vidal Jct. 127 Comment
  SFV6345  Hibiscus denudatus T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-2 61 Riverside Little San Bernardino Mountains Little San Bernardino Mountains. Berdoo Canyon. Comment
  UCR151099  Hieracium albiflorum Scott D. White, Julie Greene 1998-8-1 6971 Riverside Peninsular Ranges/San Jacinto Mtns region, Idyllwild Area, within residential community above/parallel to E bank of Strawberry Creek, between crossing at Circle Drive and Humber Park 1951 Comment
  RSA660054  Hirschfeldia incana Carol Zuck 1981-2-15 18 Riverside 1.3 miles south on Bob Hope Dr. from the junction at Country Club Dr. Comment
  CAS-BOT-BC207506  Hoffmannseggia glauca Lewis S. Rose 1938-2-1 38014 Riverside Palowalla, 30 mi. e. of Desert Center 121 Comment
  CAS-BOT-BC284939  Hordeum brachyantherum subsp. californicum Robert F. Thorne; Earl Lathrop 1969-5-12 37936 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California Comment
  UCR281279  Hordeum depressum Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317- 19 Riverside Elsinore Trough, Periodic eastern shoreline of Lake Elsinore (e.g. 1994), in the City of Lake Elsinore, +- at the borderline with the Sedco Hills Neighborhood of the City of Wildomar, in open space along west side of Mission Trail at Lewis St. 387 Comment
  RSA551080  Hordeum marinum R. F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 51993 Riverside Santa Rosa Plateau: Mesa de Colorado 610 Comment
  SBBG87467  Hordeum murinum subsp. leporinum A. C. Sanders with D. Charlton, B. Pitzer 1986-3-1 6035 Riverside NW end of Hayfield Lake, ca. 0.5 mi SW of the pumping station 1350 Comment
  SD181758  Hordeum murinum subsp. murinum Steve Boyd 2001-4-12 10418 Riverside Gavilan Hills: south base of Alberhill Mountain on flats north of Nichols Road and West os pierce Street, in the vicinty of the dite of Tera Cotta Comment
  CAS-BOT-BC148560  Horkelia clevelandii Mary F. Spencer 1919-6-19 1202 Riverside Idyllwild, San Jacinto Mts. 1645 Comment
  JEPS68627  Horsfordia alata Marjorie D. Clary 1929-12-1 Riverside Coral Reef Ranch Colorado Desert, Coachella Comment
  POM11998  Hulsea vestita subsp. callicarpha Mary F. Spencer 1921-5-18 1200 Riverside Idyllwild; San Jacinto Mt. 1706 Comment
  RSA94148  Hulsea vestita subsp. callicarpha E. C. Jaeger, Peirson 1922-7-3 5466 Riverside Long Valley, San Jacinto Mts. 2652 Comment
  UC32856 Image available Hulsea vestita subsp. callicarpha H. M. Hall 1899-5-26 1180 .1 Riverside at Kenworthy; San Jacinto Mts., Thomas Valley; Thomas Valley, San Jacinto Mts. 1386 Comment
Read comments Mar 25 2011
  RSA134687  Hydrocotyle ranunculoides P. H. Raven 1959-5-17 14233 Riverside Lake Fulmor, San Jacinto Mtns. Comment
  UCR17007  Hydrocotyle umbellata O. F. Clarke 1975-7-21 s.n. Riverside Riverside, UCR Botanical Garden beside a pond 400 Comment
  RSA155545  Hymenoclea salsola var. pentalepis L. S. Rose 1962-3-2 62013 Riverside La Quinta 3 Comment
  RSA80643  Hypericum androsaemum E. C. Jaeger 1921-6-11 5451 Riverside Idyllwild Comment
Read comments Nov 5 2011
  RSA191410  Hypericum formosum var. scouleri E. W. Lathrop, R. F. Thorne 1967-9-26 6620 Riverside Tenaja Guard Station, 10 miles NW of Murrieta. Comment
  SBBG72729  Hypericum formosum var. scouleri M. Lewis 1947-8-26 12 Riverside Dark Cyn 1981 Comment
  RSA519240  Hypochaeris glabra Ed LaRue 1989-4-25 s.n. Riverside 2 mi (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. All of sec. 33, W/2 sec. 34, NW/4 sec. 3 [T6S] and a small portion of eastern sec 35. 488 Comment
  SD187352  Hypochaeris glabra Scott D. White, Angelia Carey 2004-4-16 10187 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 548 Comment
  CLARK-A1528-3136  Hyptis emoryi John C. Roos 1965-12-4 Riverside Chuckwalla Mountains Comment
  RSA0105947  Hyptis emoryi Alan Romspert 2000-4-14 s.n. Riverside West of Dupont road, Chuckwalla Mountains. Comment
  RSA608060  Hyptis emoryi Louis C. Wheeler 1931-2-7 s.n. Riverside Palm Springs. Comment
  SD144454  Hyptis emoryi G. K. Helmkamp, E. A. Helmkamp 1998-2-18 2699 Riverside Colorado Desert: Midland Rd, 3.8 mi SE of Midland, Little Maria Mtns. Comment
  SD95168  Hyptis emoryi G. L. Webster, R. Hildreth 1966-12-9 7458 Riverside Joshua Tree Nat Monument, desert slopes, 3 mi W of Cholla Gardens 853 Comment
  UCR19130  Hyptis emoryi John C. Roos 1965-12-4 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, 2 mi. SE of Desert Center 366 Comment
  CAS-BOT-BC311610  Isocoma acradenia var. eremophila Louis C. Wheeler 1931-11-27 375 Riverside 5 mi. SE Mecca, Colorado Desert -60 Comment
  LA97872  Isocoma acradenia var. eremophila A. Kent-Evans; 1976-4-13 P.S. 39 Riverside Palm Springs 609 Comment
  POM359295  Isocoma acradenia var. eremophila George R. Johnstone 1930-4-13 s.n. Riverside 1000 Palms. Comment
  UC494686  Isocoma acradenia var. eremophila P. A. Munz 1932-10-16 12849 Riverside Whitewater Creek Colorado Desert, Whitewater Creek 152 Comment
  RSA674592  Isocoma menziesii Scott D. White 2000-5-5 7773 Riverside City of Murrieta: Vacant lot on N corner at intersection of Jefferson Av. and Murrieta Hot Springs Rd. 323 Comment
  POM319665  Isocoma menziesii var. vernonioides Patricia Wilder 1971-11-11 5302 Riverside Along Santa Ana River, north off of Jurupa Ave., opposite Sheppard Street at crossing of the Union Pacific Railroad. Drainage Area: Santa Ana River. 229 Comment
  SD181693  Isocoma menziesii var. vernonioides Scott D. White 1998-10-9 7168 Riverside Corona, near Bedford Canyon. 334 Comment
  SDSU13569  Isocoma menziesii var. vernonioides W. Miller 1972-8-25 Riverside Northwest cornerr along roadside in coastal sage. Comment
  CSUSB955  Isomeris arborea Linda Stangor 1974-5-16 Riverside Along highway 60, 6 miles northwest of Palm Springs 152 Comment
  CLARK-A1656-898  Isomeris arborea var. angustata Jim Cornett 1977-6-25 Riverside Desert Hot Springs 396 Comment
  POM361291  Iva axillaris subsp. robustior N. C. Cooper 1944-7-15 1594 Riverside Palms to Pines Highway, San Jacinto Mountains. 1372 Comment
  UC217953  Iva axillaris subsp. robustior P. A. Munz 1922-7-3 5946 Riverside Vandeventer Flat; San Jacinto Mts. 1371 Comment
  UCR89552  Juncus A. C. Sanders, O. F. Clarke, P. J. MacKay, S. D. White, C. L. Sanders 1994-11-27 15876 Riverside San Jacinto Mtns/Colorado Desert, Palm Canyon, from Hermit's Bench upstream to just beyond the confluence with East Fork 300 Comment
  UCR89388  Juncus acutus subsp. leopoldii A. C. Sanders, O. F. Clarke, P. J. MacKay, S. D. White, C. L. Sanders 1994-11-27 15875 Riverside San Jacinto Mtns/Colorado Desert, Palm Canyon, from Hermit's Bench upstream to just beyond the confluence with East Fork 300 Comment
  SEINET10533290  Juncus acutus var. sphaerocarpus David B. Dunn, Howard Brown 1947-3-16 Dunn 2866 Riverside Pushawalla canyon, indio hills. In both wash and wash margin Comment
  UC842319  Juncus bufonius P. A. Munz 1922-4-29 5063 Riverside 0.5 mi s Lake Elsinore Comment
  UCR21523  Juncus bufonius Steve Boyd 1980-4-29 s.n. Riverside Perris Basin, Motte Reserve, 2.5 miles NW of Perris, c. 0.5 mile NE of the secretary's house 518 Comment
  VVC525  Juncus bufonius A. C. Sanders, J. Mackay 1997-5-4 20705 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek. 854 Comment
  JEPS67070  Juncus macrandrus W. L. Jepson 1903-8-8 2311 Riverside Tauquitz Valley Mt. San Jacinto 2438 Comment
  POM122329  Juncus macrophyllus Marcus E. Jones 1921-8-29 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  JOTR35513  Juncus mexicanus La Doux, Tasha, M. Harding, K. Callahan, D. Shade, M. Wheeler, T. Herskovits 2013-6-5 3200 Riverside Joshua Tree National Park. Little San Bernardino Mtns, lower Smithwater Canyon 1219 Comment
  RSA192134  Juncus mexicanus E. W. Lathrop 1960-6-9 4960 Riverside 14 miles west of Murrieta. Comment
  SD187309  Juncus textilis Scott D. White, Angelia Carey 2004-5-7 10349 Riverside San Jacinto Mountain foorhills: Indian Creek and adjacent foothills. 548 Comment
  UCR164569  Juncus textilis S. J. Myers 2001-7-16 s.n. Riverside San Jacinto Mtns, Bautista Canyon 878 Comment
  SD136978  Juncus tiehmii Steve Boyd, Tim Ross 1992-5-15 7390 Riverside Southern Santa Ana Mts,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. Local about vernally active seepage in shallow draw in burned chaparral. 671 Comment
  JOTR35517  Juncus xiphioides La Doux, Tasha, M. Harding, K. Callahan, D. Shade, M. Wheeler, T. Herskovits 2013-6-5 3198 Riverside Joshua Tree National Park. Little San Bernardino Mtns, lower Smithwater Canyon 1219 Comment
  SBBG57370  Juncus xiphioides R. Hoffmann 1929-9-7 Riverside San Jacinto Mtns 1645 Comment
  UCR83576  Juniperus californica A. C. Sanders, P. J. MacKay, L. Lubinsky 1994-10-30 15852 Riverside San Bernardino Mtns., Whitewater River Canyon between Red Dome & Stills Landing, SE of VABM Paw (2988 ft.) 854 Comment
  CAS-BOT-BC234564  Justicia californica N. Aitkenhead 1977-2-2 2105 Riverside ~1 mi from J T Mon Rd. & pipeline junction Comment
  GMDRC3747  Justicia californica J. Andre, T. La Doux 2009-3-1 11245 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
  RSA402295  Justicia californica H. M. Hall 1902-04 2767 Riverside Coyote Canyon 183 Comment
  RSA663896  Justicia californica C. R. Annable 1995-3-12 2273 Riverside Mecca Hills, Box Canyon Wash. Hwy 195. Comment
  SDSU2159  Justicia californica Gerald Collier 1951-3-25 M 487 Riverside State Hwy #111, 25 yards from roadside. About 1 mile south of Cathedral City. Comment
  RSA604851  Keckiella antirrhinoides Scott D. White 1995-3-30 2652 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
  SD234523  Keckiella antirrhinoides Wayne Law, Jun Hu 2000-5-16 13 Riverside Peninsular Ranges; Santa Ana Mtns.: Eastern edge of Cleveland National Forest, above Temescal Valley in Indian Canyon, 11.8 mi S of Corona. 395 Comment
  SFV16370  Keckiella antirrhinoides n. s. 1992-5-16 Riverside Lake Matthews. Comment
  UC1063324  Keckiella antirrhinoides A. Lewis May 1934 438 Riverside 1 mi e Ortega Highway; Cleveland National Forest, Elsinore Quad. 944 Comment
  UCR131831  Keckiella antirrhinoides Jennie Phui 1998-5-30 037 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
  UCR241571  Keckiella antirrhinoides A. C. Sanders 2013-4-16 40803 Riverside Peninsular Range; SE Gavilan Hills, SCE power line west of the San Jacinto River and south of Perris, below/NE of the intersection of McPherson Rd. and Keystone Dr. 450 Comment
  UCR252216  Keckiella antirrhinoides J. Mendoza 2011-5-28 s.n. Riverside Moreno Valley, Boulder Ridge Dr. east of intersection with Lasselle, north of Ironwood Ave. and east of Perris Blvd. on north side of valley 645 Comment
  LA98032  Keckiella antirrhinoides var. antirrhinoides Elizabeth McClintock; 1936-7-27 sn Riverside San Jacinto Mts., Near Tahquitz Peak Comment
  JOTR32191  Keckiella antirrhinoides var. microphylla Harding, Mitzi & Herskovits, Tasya, D. Oquendo 2011-5-5 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Gravelly hills above canyon wash (Stop 3) 1217 Comment
  SD70919  Keckiella cordifolia Helen V. Witham 1969-7-2 186 Riverside De Luz Creek crossing, 4 miles north of De Luz. 249 Comment
  CAS-BOT-BC246201  Keckiella rothrockii Ralph Hoffmann 1929-9-6 s.n. Riverside Near Tahquitz Pk., San Jacinto Mts. Comment
  SD28119  Keckiella rothrockii var. jacintensis Carl B. Wolf 1932-8-5 3933 Riverside San Jacinto Mts. Summit of Devil's Slide Trail from Idyllwild to Taquitz Valley 2438 Comment
  RSA783583  Koeberlinia spinosa var. tenuispina Michael Wall 2011-4-2 603 Riverside Bautista Creek, east of Hemet off Bautista Canyon Rd. ca. 6.5 miles east of jct. with Fairview Ave. 758 Comment
Read comments Dec 20 2017
  UCD166268  Krameria erecta Jack Major 1962-4-17 784 Riverside On CA HWY 74 from Pinyon Flat to Palm Desert. (Exact location unknown. Coordinates estimated by label maker.) 900 Comment
  RSA0001812  Krynitzkia decipiens Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  UC1605398  Laennecia coulteri Steve Boyd and Darin Banks 1994-9-29 8367 Riverside floodplain e dike along San Jacinto River (w of Sedco Hills community); Lake Elsinore 381 Comment
  RSA192323  Lagophylla ramosissima E. W. Lathrop 1966-9-14 6584 Riverside 3 miles SW of Murrieta. 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
  CLARK-A1528-4705  Lamarckia aurea John C. Roos 1947-3-21 3373 Riverside Reche Canyon Comment
  UCR133329  Lamarckia aurea John F. Green, S. J. Myers 2003-6-25 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  SBBG35059  Langloisia setosissima subsp. setosissima H. and M. Dearing 1937-4-10 1344 Riverside Thousand Palms Cyn Comment
  RSA104895  Larrea tridentata H. de Forest 1924-4-14 s.n. Riverside Indio- Mecca flats Comment
  SEINET4557743  Larrea tridentata Naomi Fraga, David Fraker, Tommy Stoughton 2012-1 3956 Riverside Mojave Desert; southcentral Mojave Desert region: off of Box Canyon Rd. S. of Shaver well on an alluvial plain 323 Comment
  CAS-BOT-BC412764  Lastarriaea coriacea James L. Reveal 1988-5-23 6865 Riverside Along California Highway 75 at milepost 48, 3 miles east of Fairview Avenue in Valle Vista, north of the highway and south of the San Jacinto River 609 Comment
  RSA614656  Lasthenia coronaria A. C. Sanders 1997-3-1 19710 Riverside Box Springs Mtns: Coyote Hill (Bench Mark 'Versity', 1386ft) and ridge S and SE of the UCR Botanic Garden 427 Comment
  UC1363761  Lasthenia coronaria Peter Raven 1960-3-21 6012 Riverside 12 mi sw of Anza; Aguanga-Anza road Comment
  UCR101839  Lasthenia coronaria B. G. Pitzer 1997-4-1 3061 Riverside Lakeview Mtns, c. 0.75 air mi. SSW of Mt. Rudolph, c. 1 air mi NE of Contour (Juniper Flats) Rd. 655 Comment
  RSA666587  Lasthenia glabrata subsp. coulteri A. C. Sanders, Sue Nash, Tom Paulek, et al. 2002-4-7 24903 Riverside San Jacinto Wildlife Area, west side of Davis Rd., just north of the old San Jacinto River channel (levee), 2.25mi. N of Lakeview. 434 Comment
  JEPS29321  Lasthenia gracilis Rimo Bacigalupi and L. Heckard 1962-3-26 8417 Riverside 2.4 mi nw Romoland (s of Perris, flats on either side of creek) - Railroad Creek [San Jacinto River, flowing toward Railroad Canyon] 457 Comment
Read comments Jul 14 2012
  RSA524596  Lasthenia gracilis Steve Boyd, Tim Ross, L. Arnseth 1990-3-29 3911 Riverside Vail Lake area, summit of Big Oak Mtn, N. of lake. 793 Comment
  RSA603428  Lasthenia gracilis K. Watkins, Elizabeth McClintock 1937-4-9 s.n. Riverside Meadow between Hemet and Winchester Comment
Read comments Mar 20 2011
  UCR101335  Lasthenia gracilis A. C. Sanders 1997-3-19 20051 Riverside Lake Skinner area, NE of Bachelor Mtn., small canyon below dry falls, north of dirt track off road from Rawson Cyn. 503 Comment
  UCR171719  Lasthenia gracilis John F. Green 2006-4-27 s.n. Riverside Peninsular Ranges, Temecula, plot centered on San Diego Aqueduct corridor between Nicolas Road and Via Norte 381 Comment
  UCR172245  Lasthenia gracilis 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
  UCR90755  Lasthenia gracilis Scott D. White 1995-4-5 2741 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  UC1929624  Lathyrus latifolius Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8633 B Riverside SAN JACINTO MTS: Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. I.e. southwest terminus of Double View Dr. west to creek. Comment
  RSA612488  Lathyrus vestitus subsp. alefeldii D. L. Banks 1997-2-23 1329 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, north of Pechanga Road, south of Anza Road, just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire. 402 Comment
  UC219227  Lathyrus vestitus var. vestitus P. A. Munz 1922-4-28 5050 Riverside Leach Canyon Santa Ana Mts. 609 Comment
  JOTR32118  Layia glandulosa La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler, B. Truesdell, D. Shade 2011-4-26 2276 Riverside Joshua Tree National Park. Pleasant Valley, southwestern edge of Hexie Mountains; sandy flats at base of mountains and northern edge of valley (Stop 4) 996 Comment
  POM361634  Layia glandulosa Ora M. Clark 1929-2-24 1513 Riverside Cabazon, Colorado Desert. Comment
Read comments Mar 13 2011
  RSA126657  Layia glandulosa Peter H. Raven 1958-5-18 12968 Riverside 2.3 miles from Mountain Center on road to Hemet, San Jacinto Mountains. Comment
  UCR13437  Layia glandulosa Mike McCloskey 1973-5-19 s.n. Riverside San Jacinto Mtns, off Hwy 74 between Valle Vista and Mountain Center 915 Comment
  UCR84784  Layia glandulosa Scott D. White, S. Ogg 1994-4-21 1977 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  UCR167436  Layia platyglossa John F. Green 2005-3-16 s.n. Riverside Perris-Aguanga Basin, Cajalco Canyon, SE of Corona, SW of Lake Mathews, east of Calif. highway 71; Collections made while monitoring pipeline repair 366 Comment
  UCR179209  Layia platyglossa Mitch Provance, Tracy Tennant 1998-6-16 MOR- 379 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon just south of Millard Guard Station 1037 Comment
  UCR59682  Layia platyglossa subsp. campestris Steve Boyd, T. S. Ross, L. Arnseth 1989-3-18 2985 Riverside Peninsular Range, Vail Lake area, Temecula Creek Cyn below Vail Lake dam 418 Comment
  RSA212924  Layia platyglossa subsp. platyglossa L. B. Ziegler 1969-5-15 s.n. Riverside Wet depression in lower hills E of Pine Meadow, Hemet Valley, San Jacinto Mts. Comment
  UCR141332  Lemna minor R. F. Thorne, J. -P. Simon, C. W. Tilforth 1969-6-24 38151 Riverside San Jacinto Mtns, San Bernardino National Forest. Lake Fulmor 1677 Comment
  CAS-BOT-BC89442  Lepidium fremontii K. Larson 1976-6-9 2022 Riverside Ca. 25 miles east of Indio. Comment
  JOTR34194  Lepidium fremontii var. fremontii La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2987 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; narrow canyon with loamy slopes and rocky outcrops; 2009 burn area, below Lost Horse Mine Comment
  POM272886  Lepidium lasiocarpum Lyman Benson 1933-3-31 4176 Riverside Beginning of Hemet Road [presumably Hwy 74 on desert side, Deep Cyn.] Colorado Desert watershed. 549 Comment
  RSA0042106  Lepidium lasiocarpum Duncan S. Bell, Deidre Conocchioli 2014-3-11 6229 Riverside Santa Rosa Mountains; Devil's Canyon, northeast of Martinez Mountain. 207 Comment
  RSA162684  Lepidium lasiocarpum J. D. Olmsted 1958-3-29 71 Riverside 3 miles N of Cottonwood Spring in Joshua Tree national Monument which is 8 miles from the southern entrance. 991 Comment
  RSA66733  Lepidium lasiocarpum F. W. Peirson 1920-2-15 2834 Riverside Palm Springs, Tahquitz Camp. Comment
  RSA703749  Lepidium lasiocarpum LeRoy Gross 2005-3-3 1570 Riverside Palen Mountains, south side. Near end of old prospect road., Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W. 207 Comment
  UCR102707  Lepidium lasiocarpum B. G. Pitzer 1998-1-24 3391 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
  UCR89889  Lepidium lasiocarpum A. C. Sanders, E. J. Lawlor 1992-4-4 12110 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  RSA522317  Lepidium latifolium Steve Boyd 1989-7-23 3787 Riverside City of Riverside, Santa Ana River, just downstream of old city dump at W extension of Rubidoux Avenue. Comment
  SDSU18720  Lepidium nitidum var. nitidum C. Matt Guilliams 2008-2-13 446 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. South edge of mesatop. 448 Comment
  SD155482  Lepidium pinnatifidum Craig Reiser 2001-4-27 Riverside E side of Mystic Lake, ca. 200 yards from Gilman Hot Springs Road, near San Jacinto. Comment
  UCD115887  Lepidium virginicum subsp. menziesii T. B. Salvato; Kent Beaman 2005-5-16 775 Riverside San Jacinto Mtn: San Jacinto River E of Valle Vista, just downstream from the Forest Service boundary and N of CA Hwy 74. 549 Comment
  CLARK-A1045-70  Lepidium virginicum var. pubescens George K. Helmkamp 1978-4-27 Riverside San Jacinto Mountains [probably Bee Canyon/San Jacinto Ridge Road area]; Lake Fulmor 7.5'Q Comment
  SD262250  Lepidium virginicum var. pubescens Mitch Provance, Jeremiah George 2017-3-23 317 58 Riverside Temescal Valley: De Palma Rd., side canyon between Horsethief Canyon and Glen Eden, south of dirt road entrance to revegetation plots. 372 Comment
  RSA575857  Lepidospartum squamatum Steve Boyd 1980-9-22 s.n. Riverside Lakeview Mountains, Juniper Flats area along Juniper Flats Rd. at '4 J's Ranch.' Comment
  UC1303125  Lepidospartum squamatum Carl B. Wolf 1932-10-14 2452 Riverside 1/2 mi above bridge on the Banning to Indio road; Whitewater wash. 365 Comment
  POM313212  Leptochloa panicea subsp. mucronata Malcolm A. Nobs, S. Galen Smith 1948-9-3 489 Riverside Palm Springs. Comment
  UC23617  Leptodactylon pungens H. M. Hall June, 1901 2130 Riverside Santa Rosa Mountain San Jacinto Mountains, Santa Rosa Mountain (dry hillsides of Coyote Canyon) 1524 Comment
  POM15022  Leptosiphon ciliatus Mary F. Spencer 1922-6-17 1203 Riverside Idyllwild. 1585 Comment
  SD181409  Leptosiphon floribundus Scott D. White, Tasha La Doux 2000-4-20 7702 Riverside South of Hemet; Gibbel Flat in the Santa Rosa Hills. 609 Comment
  POM46975  Leptosiphon lemmonii Mary F. Spencer 1919-6-21 1208 Riverside In open woods. 1616 Comment
  RSA282757  Leptosiphon lemmonii C. W. Tilforth, B. Busenberg 1980-10-6 1975 Riverside 0.1 miles in from Highway 74 on north leg of Thomas Mtn. Rd., 1 mile south of /lake Hemet. Comment
  SD152785  Leptosiphon parviflorus Steve Boyd, Orlando Mistretta 1992-4-23 7070 Riverside San Mateo Canyon Wilderness Area, along San Mateo Creek from Riverside County line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. 244 Comment
  SBBG72428  Lesquerella tenella S. W. Hutchinson -Feb-1927 Riverside Colorado Desert Comment
  UC129472  Lesquerella tenella H. M. Hall 1905-4-22 5845 Riverside Canyon Springs , Canyon Springs (Colorado Desert) Comment
  UCR120206  Lessingia filaginifolia Mitch Provance 1998-3-5 194 Riverside Riverside, VABM 1031, Hill traditionally called 'Lionshead', but also referred to as 'Challen Hill', located near the corner of Harrison St. and California Ave. in the Arlington area 305 Comment
  CAS-BOT-BC339366  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-2 2929 Riverside Top of control on road to Hemet, Mt. San Jacinto 1371 Comment
  POM361809  Lessingia glandulifera var. glandulifera H. de 1932-8-28 15808 Riverside W side San Jacinto Valley. Comment
  RSA761687  Lessingia glandulifera var. glandulifera Shawn Krosnick, C. Martinez, N. Fraga, L. McDade, et al. 2010-8-14 703 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  RSA78247  Lessingia glandulifera var. glandulifera P. A. Munz, E. K. Balls 1952-8-21 17962 Riverside Hamilton Creek, SE part of San Jacinto Mountains. 1372 Comment
  SD132253  Lessingia glandulifera var. glandulifera Scott White 1990-10-8 Riverside Vail Lake Area; Highway 79 immediately west of Dripping Springs Guard Station. 490 Comment
  UCR138592  Lessingia glandulifera var. glandulifera D. L. Banks 1996-11-7 1218 A 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, 1.6 km east of the roads crossing with Pechanga Creek on the N fork of the creek, at the E end of the Reservation 415 Comment
  CAS-BOT-BC451632  Lilaea scilloides James R. Shevock 1975-4-28 4271 Riverside On the Mesa de Colorado. Santa Rosa Plateau, Santa Ana Mountains. 762 Comment
  RSA377138  Lilium humboldtii subsp. ocellatum Gale Sphon 1955-06 s.n. Riverside Horsethief Canyon, Elsinore Mountains. Comment
  UCR217561  Lilium humboldtii subsp. ocellatum Jeff B. Galvin 2008-6-26 72 Riverside Peninsular Ranges, Santa Ana Mountains, Horse Thief Canyon, 1.3 km SE of Trabuco Peak 955 Comment
  UCR26378  Lilium parryi A. C. Sanders 1981-7-11 2201 Riverside San Jacinto Mtns., Hall Canyon above the James Reserve, at Indian Creek 1738 Comment
  RSA720443  Limosella acaulis Naomi S. Fraga, LeRoy Gross, Bill Hogshead 2006-6-12 1706 Riverside Along FS road west and paralleling Morris Ranch Road. Ca. 0.2 miles southwest of the FS roads junction with Morris Ranch Road. North east of Garner Valley. 1616 Comment
  CAS-BOT-BC225698  Linanthus californicus T. Craig 1927-4-23 207 Riverside Glen Ivy Comment
  CAS-BOT-BC225699  Linanthus californicus G. D. Hanna; M. M. Hanna 1958-2-16 s.n. Riverside Cabazon Comment
  SEINET7073335  Linanthus dianthiflorus A. G. Vestal 1963-4-29 s.n. Riverside South Mesa on Tenaja Grande (Tenaja Trunk Road), Santa Ana Mountains. Cleveland National Forest. Coordinate datum: NAD27. Comment
  UC217948  Linanthus dianthiflorus P. A. Munz 1922-4-30 5134 Riverside s of Hemet (near Tuscalota Creek) Comment
  RSA369630  Linanthus jonesii R. F. Thorne, M. Z. Thorne 1973-3-30 42680 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  UC472899  Linanthus lemmonii P. C. Standley 1921-6-16 Riverside Idyllwild San Jacinto Mt. Comment
  UCR48529  Linanthus lemmonii Steve Boyd 1986-4-19 1696 Riverside Peninsular Range, Temescal Canyon, east side of Indian wash between I-15 and Temescal Canyon Road 351 Comment
  UC52728  Linanthus parviflorus H. M. Hall 1902-4-26 2983 Riverside vicinity Riverside; Greene Canyon 609 Comment
  UCSB24764  Linanthus pungens Tucker, B. 1966-5-8 Riverside Above base of Palm Springs Aerial Tramway near Palm Springs 516 Comment
  UCR171954  Linaria canadensis 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
  CLARK-A1528-4218  Linaria canadensis var. texana John C. Roos 1938-4-4 733 Riverside La Sierra Comment
  CLARK-A1528-4219  Linaria canadensis var. texana John C. Roos 1952-4-9 5504 Riverside Mount Rubidoux Comment
  UCR266492  Linaria canadensis var. texana Mitch Provance, Matt Amalong 2015-3-25 315- 36 Riverside Paloma Valley, Murrieta, old Clydesdale horse ranch 0.4-0.6 miles S of Keller Rd., along unmarked dirt portion of Menifee Rd. 450 Comment
  UCR35222  Linaria maroccana L. B. Ziegler 1975-4-1 539 Riverside San Jacinto Valley 473 Comment
  SDSU8155  Linum lewisii Gerald Collier 1951-5-27 Riverside San Jacinto Mtns. About 4 miles west of Pinon Flats. State Hwy 74, about 10 yds. from roadside. Comment
  SD233359  Lithophragma bolanderi Duncan S. Bell, Valentin Arvizu 2010-5-24 1099 Riverside Peninsular Ranges: San Jacinto Mountains region: San Bernardino National Forest: Garner Valley, approx. 2.8 air miles SE of junction of forest service road 6S04 and forest service road 6S13. Along an old road in an open forest with chaparral. 1381 Comment
  UCR240778B  Lithophragma bolanderi Tom Chester 2005-4-15 574 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Margarita Ecological Reserve: Temecula Gorge, south side, 0.14 miles (0.22 km) above northeastmost bend in Via Tornado at bottom of Gorge 271.3 Comment
  UC146428  Lobelia dunnii var. serrata Miss Kate Conger before Oct. 1909 Riverside Winchester Comment
Read comments Mar 20 2011
  CLARK-A1528-2455  Loeflingia squarrosa John C. Roos 1952-5-14 5664 Riverside 487 Comment
  UCR49246  Loeflingia squarrosa Steve Boyd 1986-4-19 1699 Riverside Peninsular Range, Temescal Canyon, east side of Indian wash between I-15 and Temescal Canyon Road 351 Comment
  SBBG5939  Loeseliastrum schottii H. and M. Dearing 1949-4-5 6739 Riverside near Mecca Comment
  UCR129334  Loeseliastrum schottii Kimberly Peterson, Micaele Maddison 2001-5-5 501 Riverside Peninsular Range, Pauba Valley north of Pechanga Indian Reservation and east of Temecula, along Temecula Creek 366 Comment
  UC1595559  Logfia arizonica Steve Boyd and Orlando Mistretta 1991-5-22 6313 Riverside e of Dorland Mtn. (w of Kolb Crk., base of Agua Tibia Mtn.); Vail Lake area, Agua Tibia Mtn. 548 Comment
  UC405427  Logfia depressa Katharine Brandegee 1899-1 Riverside Colorado Desert Comment
  SD136921  Logfia filaginoides Steve Boyd 1992-4-14 6824 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area; western flank of Bluewater Canyon along Bluewater Trail. 334 Comment
  UC1523459  Logfia filaginoides Robert F. Thorne and C. W. Tilforth 1980-5-28 54229 Riverside ca 3.2 mi n Whitewater P.O. (and Hwy 10); San Bernardino Mts., Whitewater River Comment
  VVC6  Lomatium lucidum A. C. Sanders, J. Mac 1997-5-4 20638 Riverside San Jacinto Mountains, N side along Hwy 243, 1.5 mi. below Twin Pines Ranch Road (McMullen Flat), N slope of peak 3740 1067 Comment
  GMDRC1318  Lomatium mohavense J. Andre 2004-4-24 4276 Riverside Little San Bernardino Mountains: Joshua Tree NP: open Joshua Tree woodland, near roadside 1/2 mi. east of GeoTour Rd. Elev. 4493 ft. 1370 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
  UC15535  Lotus argophyllus E. A. Zumbro 1902-4-10 Riverside Box Springs Mt. 701 Comment
  UCR92290  Lotus argophyllus Scott D. White, Michael A. Patten 1995-8-16 3548 Riverside San Jacinto Valley, Just west of Hemet, valley floor and foothills at SE margain of Lakeview Mts. north of Florida Ave. (SR 74) and west of California Avenue 500 Comment
  RSA249839  Lotus crassifolius R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38104 Riverside San Bernardino National Forest, San Jacinto Mountains: Above James Reserve in Hall Canyon. 1677 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
  RSA761321  Lotus nevadensis Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 679 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  RSA406176  Lotus nevadensis var. nevadensis N. C. Cooper 1944-7-16 1561 Riverside San Jacinto Mountains, above Pine Cove. 2073 Comment
  CLARK-A1528-485  Lotus rigidus John C. Roos 1951-9-25 Riverside Pinyon Crest Comment
  SFV5011  Lotus rigidus F. M. Ball 1964-1-4 s. n. Riverside Colorado Desert Rocky roadside, Seven Level Hill about 10 miles south of Palm Desert on Route 74 to Hemet. 610 Comment
  UC1129115  Lotus rigidus A. E. Wieslander 1938-5-5 740 Riverside 1 mi s Black Hill; Thermal Quad. 975 Comment
  UC597723  Lotus rigidus Philip A. Munz 1937-5-30 15129 Riverside n end Santa Rosa Mts.; , Dos Palmos Spring 1097 Comment
  UCR237490  Lotus rigidus Duncan S. Bell 2011-3-18 2057 Riverside Mojave Desert, Chuckwalla Mountains, north side of mountain range c. 3 air mi southeast of Desert Center 392 Comment
  RSA517916  Lotus salsuginosus Steve Boyd, Thomas S. Elias, Erika Winter, Bob Boyd 1986-2-18 1334 Riverside Mecca Hills, Colorado Desert: Box Canyon, along Hwy 195. Comment
  UCR213621  Lotus scoparius subsp. brevialatus A. C. Sanders, Matthew Malle 2010-4-23 37991 Riverside Peninsular Range, Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  CSUSB1197  Lotus strigosus Kheng Try Seng 1966-3-27 660327 12 Riverside 0.5 mile north corner of Wood and Roberts. About 4 miles from freeway 395. Woodcrest. 487 Comment
  RSA28070  Lotus strigosus I. L. Wiggins 1941-3-27 9701 Riverside 4 mi. north of Whitewater. Comment
  RSA339350  Lotus strigosus R. F. Thorne, W. A. Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54052 Riverside San Bernardino Mts: Sandy beach along Whitewater River, E of bridge and levee and below W-facing bluff 412 Comment
  RSA689379  Lotus strigosus Scott D. White 2001-4-18 8366 Riverside Coachella Valley: Palm Springs. NE corner of Sunrise Dr. and San Raphael Dr. (Palm Springs) 152 Comment
  RSA757799  Lotus strigosus LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4288 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
  RSA778223  Lotus strigosus Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy, Naomi Fraga 2011-3-17 776 Riverside Mecca Hills, Shaver's Well, Adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail. 305 Comment
  RSA783587  Lotus strigosus M. Wall 2011-4-2 600 Riverside Bautista Creek, east of Hemet off Bautista Canyon Rd. ca. 6.5 miles east of jct. with Fairview Ave. 758 Comment
  UCR133983  Lotus strigosus Mitch Provance, J. S. Ross 1998-3-27 MOR- 973 Riverside San Bernardino Mtns., Morongo Indian Reservation, Potrero Canyon at mouth of Corral Canyon, c. 1 mile NW of VABM Mil (Peak 3620) 915 Comment
  UCR154643  Lotus strigosus A. C. Sanders, T. B. Salvato 2005-4-28 29767 Riverside Peninsular Ranges, Gavilan Hills; north of Santa Rosa Rd., 1 mi. SW of Ida Leona Mine 625 Comment
  UCR20758  Lotus tomentellus A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1294 Riverside Sonoran (Colorado) Desert, Coachella Valley, 5 miles ESE of Thousand Palms, west side of Washington Street c. 1 mi north of Interstate Hwy 10 35 Comment
  POM13082  Luetkea pectinata Philip A. Munz 1921-06 s.n. Riverside Tacquitz Ridge 2439 Comment
  UC15858  Lupinus H. M. Hall July, 1901 2551 Riverside Fuller's Mills Mountains San Jacinto Mountains, Fuller's Mills Mountains (Southern California) 2316 Comment
  POM349946  Lupinus arizonicus L. N. Goodding 1942-2-26 s.n. Riverside Indio region Comment
  RSA749948  Lupinus arizonicus Justin M. Wood 2009-3-26 415 Riverside Thousand Palms, Under Edison powerlines, near intersection of 30th Ave and Via Las Palmas. 61 Comment
  SBBG25102  Lupinus arizonicus D. Myrick 1966-4-2 1335 Riverside upper end of Aqueduct Rd, SE of Desert Hot Springs Comment
  UC517569  Lupinus arizonicus John Thomas Howell 1928-3-11 3434 Riverside 6 mi se Garnet Station; Colorado Desert, se of Garnet Station 152 Comment
  UCR103307  Lupinus arizonicus George K. Helmkamp 1998-4-4 3156 Riverside Sonoran (Colorado) Desert, 7.1 miles north of Hwy I-10 on Eagle Mtn Rd, to the vicinity of the pumping station 305 Comment
  UCR213387  Lupinus arizonicus A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37446 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
  UCR241547  Lupinus arizonicus A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40639 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass at large wash crossing Graham Pass Rd. north of the summit 410 Comment
  CLARK-A1528-493  Lupinus bicolor C. M. Flanagan 1973-4-21 OO 322 Riverside Banning 1097 Comment
  RSA644152  Lupinus bicolor Scott D. White, Mike Wilcox 1995-7-13 3474 Riverside NE Santa Ana Mtn foothills. Alluvial fan below [unnamed] canyon. +/- 1/4 mi SW of Grand Ave. (City of Lake Elsinore), directly downslope from hairpin turn on SH 74. 488 Comment
  UCR132906  Lupinus bicolor 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
  RSA278309  Lupinus bicolor subsp. microphyllus C. W. Tilforth, Walter Wisura 1979-11-4 1768 Riverside Murrieta- Deluz Rd., 2 air miles south of Murrieta. 335 Comment
  RSA619550  Lupinus bicolor subsp. microphyllus D. L. Banks 1997-5-5 1998 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
  UCR202000  Lupinus concinnus Mike Misenhelter 2005-6-8 s.n. Riverside Peninsular Range; San Jacinto Mtns., Idyllwild, south edge of town, 37 acre Lane property south of the intersection of Hwy 243 and Marian View Dr., west edge of Hwy 243 and off Robin Dr., West Ridge Rd., and Chickadee Way 1610 Comment
  RSA658919  Lupinus concinnus subsp. optatus Bob Rogers 1984-4-28 22 Riverside North-facing slope adjacent to and on the South side of Hwy 74, 3.6 miles from Strawberry Creek going towards Mountain Center. 1220 Comment
  RSA619246  Lupinus concinnus subsp. orcuttii R. S. Woglum 1937-5-22 565 A Riverside Santa Rosa Mountains. Comment
  LA205095  Lupinus excubitus W. E. Pequegnat; 1939-4-8 27 Riverside Santa Ana Mountains Comment
  UC478969  Lupinus excubitus Marcus E. Jones 1931-5-17 28966 Riverside Keyes Ranch Comment
  JEPS122470  Lupinus excubitus var. austromontanus J. M. Andre 2012-6-15 30538 Riverside San Jacinto Mountains; along Highway 243, 10.7 miles south of Interstate 10 (Banning), San Bernardino National Forest. Lake Fulmor 7.5' Q. Comment
  RSA413603  Lupinus excubitus var. austromontanus Douglas Bothwell 1934-5-14 s.n. Riverside San Jacinto Mts, Idyllwild. 1610 Comment
  RSA748383  Lupinus excubitus var. austromontanus Justin M. Wood, Brandy Wood 2009-6-13 891 Riverside Idyllwild County Park, Lilly Creek and adj slope to W of campground. 1585 Comment
  CAS-BOT-BC216701  Lupinus excubitus var. excubitus I. M. Johnston 1918-4-27 1869 Riverside Near Elsinore 396 Comment
  OBI19312  Lupinus excubitus var. hallii Tracey & Viola Call, Viola Call 1962-4-13 2126 Riverside Tin Mine Cyn near Corona 351 Comment
  POM128361  Lupinus excubitus var. hallii Thomas Craig 1927-4-23 208 Riverside Glen Ivy. Comment
  RSA5027  Lupinus excubitus var. hallii Carl B. Wolf 1932-3-20 27 Riverside Richman Ranch, 2.5 miles no. of De Luz; S. W. Riverside County. 457 Comment
  RSA572998  Lupinus excubitus var. hallii Steve D. Boyd 1986-4-22 1750 Riverside Temescal Canyon; Stable alluvial benches of Indian wash just S of I-15. Comment
  RSA586106  Lupinus excubitus var. hallii D. L. Banks, S. D. Boyd 1995-4-5 0146 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove, W of the Dripping Springs Trail, on alluvial terraces of the W fork of Arroyo Seco. 3 573 Comment
  POM312120  Lupinus formosus N. C. Cooper 1944-6-16 1419 Riverside San Jacinto Mtns. Pine Cove. 1524 Comment
  RSA430284  Lupinus formosus David B. Dunn, LeDoux, Kenney 1973-6-15 20760 Riverside 4 miles NW of Jct of Hwy 74 and 71 on Hwy 74. 1402 Comment
  SD255741  Lupinus formosus Mitch Provance 2012-5-24 512 19 Riverside San Bernardino Mountains; Banning, foothills and alluvial fan near border with Beaumont, NE of the intersection of Highland Springs Avenue and Wilson St. 868 Comment
  UC1542843  Lupinus formosus D. B. Dunn, Conrad and Kenney 1973-6-15 20769 Riverside gas station on the sw corner at the Jct of Hwy 74 and 71 1432 Comment
Read comments May 24 2012
  UCR25045  Lupinus formosus var. hyacinthinus A. C. Sanders 1980-7-18 1633 Riverside San Jacinto Mtns., Thomas Mountain: Thomas Mountain Campground to the summit at the lookout 2073 Comment
  RSA678414  Lupinus hirsutissimus Michael Wall 2003-4-6 312 Riverside Vacant lot off Ramona Expressway at Donna Ave adjacent to Soboba Health Clinic. Property for sale and future housing development. 506 Comment
  SD63731  Lupinus hyacinthinus Peta Mudie 1965-7-5 498 Riverside SW slope on north side of Santa Rosa Mountain above National Forest Campground 2000 Comment
  UCR224434  Lupinus hyacinthinus Scott D. White, Justin M. Wood 2009-5-22 12902 Riverside San Jacinto Mountains, Quinn Flat Meadow 1396 Comment
  UCR114335  Lupinus latifolius Mitch Provance 2000-5-5 2011 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
  JEPS65300  Lupinus latifolius var. parishii W. L. Jepson 1903-8-4 2280 Riverside Chalk Hill San Jacinto Mt. (south hillside, San Jacinto Mt.); San Jacinto Mt. Chalk Hill, South hillside 1493 Comment
  UC454627  Lupinus latifolius var. parishii I. J. Condit 1910-6-22 Riverside San Jacinto Mt. 2438 Comment
  RSA33568  Lupinus microcarpus var. densiflorus N. C. Cooper 1944-5-5 1201 Riverside Calimesa. 305 Comment
  UCD109470  Lupinus sparsiflorus Rimo Bacigalupi; L. Heckard 1962-3-25 8408 Riverside lower slopes of Estelle Mountain, along state highway 71, near junction of road to Warm Springs Valley. 335 Comment
  RSA414275  Lupinus sparsiflorus subsp. sparsiflorus Ora M. Clark 1929-3-16 1715 Riverside NW Whitewater Comment
  POM2382  Lupinus sparsiflorus var. inopinatus H. M. Hall 1902-04 7294 Riverside [No location information provided.] Comment
  SD137763  Lupinus truncatus Darin L. Banks, Steve Boyd 1995-3-30 122 Riverside Agua Tibia Wilderness Area; north slope of Agua Tibia Mountain, west of the Dripping Springs Alcove, east of the Woodchuck Trail. 725 Comment
  RSA234113  Lycium andersonii Robert F. Thorne, R. Carolin 1967-3-21 41643 Riverside Joshua Tree National Monument: Cottonwood Springs. 915 Comment
  UCSB24939  Lycium andersonii Keefe, Joseph 1967-3-23 Riverside above Whitewater Canyon Road, 1.0 mile north of U.S. Highway 99, east of Banning 609 Comment
  UCR139380  Lycium brevipes I. M. Johnston 1917-4-4 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Palm Canyon 427 Comment
  RSA428586  Lycium fremontii Martha Hilend 1928-4-24 135 Riverside Pointed Canyon, Colorado Desert. Comment
Read comments Feb 9 2013
  SD241094  Lythrum californicum A. C. Sanders, John F. Green 2012-5-27 40211 Riverside Peninsular Range: Perris-Aguanga Basin Region: San Jacinto River north of Canyon Lake, between Hwy 74 and Goetz Road (Romoland 7.5'Q) 427 Comment
  UCR101804  Lythrum californicum George K. Helmkamp, E. A. Helmkamp 1998-8-17 4441 Riverside Santa Ana Mtns., San Juan Canyon along the Ortega Hwy (Calif. Hwy 74) beside the Orange Co. line 503 Comment
  SEINET11799418  Machaeranthera asteroides var. asteroides Unknown 1936-1 12853 Riverside western foothills of San Jacinto Mts Comment
  UCR114747  Maclura pomifera A. C. Sanders, K. C. Rose 1999-6-18 22798 Riverside Skinner/Domenigoni area, French Valley, E side of Washington Ave., 1/2 mile south of Rawson Rd. 439 Comment
  POM13749  Madia minima E. C. Jaeger 1921-6-17 1196 Riverside Idyllwild, San Jacinto Mountains Comment
Read comments Nov 5 2011
  UC1929894  Malacothamnus fasciculatus Scott D. White, Angelia Carey 2004-7-2 10560 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. San Jacinto 7.5' Quad. Comment
  UCR120926  Malacothamnus fasciculatus A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24926 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  RSA94968  Malacothrix californica F. W. Peirson 1914-04 1478 Riverside Beaumont Comment
  RSA543907  Malacothrix clevelandii Steve Boyd, Orlando Mistretta 1991-5-22 6284 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  UCR23077  Malacothrix clevelandii W. W. Mayhew 1981-5-23 s.n. Riverside San Jacinto Mtns, Hwy 243, 2 mi south of Banning 793 Comment
  CHSC109704  Malacothrix glabrata Steve Boyd; Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10484 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
  RSA25142  Malacothrix glabrata C. L. Hitchcock 1940-4-3 5929 Riverside 1 1/2 mi. northeast of Cottonwood Spring along 29 Palms Road, Joshua Tree Nat. Monument. Comment
  SD5136  Malacothrix glabrata Ruth B. Randall 1926-2-22 231 Riverside Whitewater Pass 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
  UC33283  Malacothrix glabrata W. G. Wright 1889-1 1754 Riverside Colorado Desert Comment
  UCR42810  Malacothrix glabrata A. C. Sanders, B. Parfitt, R. Anthony 1986-4-19 6457 B Riverside Peninsular Range, Temescal Wash just below Lee Lake [Corona Lake], 5 mi NW of Alberhill 366 Comment
  UCR180347  Malva parviflora Scott D. White, Angelia Carey 2004-4-5 10031 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  UCR25194  Malva parviflora John C. Roos, L. Roos 1951-5-5 5034 Riverside Fairmont Park. 274 Comment
  RSA479442  Marah macrocarpa Lyman Benson 1960-3-22 16011 Riverside Mouth of Snow Canyon, NW of Palm Springs, San Jacinto Mtns, Salton Sea Drainage, Colorado Desert. 564 Comment
  UCR41367  Marah macrocarpa N. M. Fellows 1985-3-3 86 Riverside San Jacinto Mtns, Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the north foot of San Jacinto Mountain, l mile west of Snow Creek Village 489 Comment
  RSA586050B  Marah macrocarpa var. macrocarpa D. L. Banks, S. D. Boyd 1995-3-30 0131 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., W of the Dripping Springs Alcove, on the Woodchuck Trail. 633 Comment
  RSA612361  Marah macrocarpa var. macrocarpa D. L. Banks, Joe Moreno 1997-2-5 1261 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north the Riverside / San Diego County line border,, including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  RSA113922  Marina parryi Percy C. Everett, E. K. Balls 1956-5-2 21554 Riverside 4 miles North from turnoff Hwy. 60/70, W of Desert Center, on road to Eagle Mt. Pumping Station. 305 Comment
  RSA799876  Marina parryi Scott D. White, Robert Black 2011-2-25 13391 Riverside Sonoran Desert: Kaiser Road N of 10 freeway along long bend in road. 207 Comment
  RSA776949  Marina parryi Amber Swanson 2011-3-19 242 Riverside W of Eagle Mtn Rd to Railroad tracks abt 5 mi N of I-10 307 Comment
  UC1440278  Marsilea vestita subsp. vestita L. L. Kiefer 1963-6-2 531 Riverside se Perris (San Jacinto River at bridge ca. 1/4 mi n of junction with Murietta Rd.) 304 Comment
  SBBG88003  Matelea parvifolia A. C. Sanders 1986-3-2 6053 Riverside S side of the Chuckwalla Mtns, on the Bradshaw Rd, ca. 2 mi E of the gasline rd 640 Comment
Read comments Aug 29 2010
  UCR232930  Matricaria occidentalis R. E. Riefner Jr. 2011-5-31 11- 62 Riverside French Valley, immediately northeast of Hwy 79 and the intersection with Algarve Avenue 415 Comment
  RSA262114  Meconella denticulata E. W. Lathrop 1969-5-8 7021 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  CDA4189  Medicago lupulina Steve Boyd 1989-7-9 3775 Riverside City of Riverside, 4863 Rubidoux Ave. 0 Comment
  RSA751625  Melia azedarach G. Gust, L. Nye 2005-3-11 537 Riverside Lake Elsinore City Limits. At intersection of Ellis St. and Franklin St. in an overgrown disturbed site. 400 Comment
  UCR213533  Melica A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37800 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, west of dirt extension of Lake St., 1.0 mi. NW (341 deg. ) of intersection of I-15 and Lake St. 526 Comment
  LA102206  Melica frutescens John C. Roos; 1965-6-13 sn Riverside W base of San Jacinto Mountains, E of Hemet (Probably on Highway 74) Comment
  RSA613416  Melica frutescens D. L. Banks 1997-4-5 1675 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
  UCR226048  Melica frutescens A. C. Sanders, Nathan Moorhatch 2011-3-22 38765 Riverside Peninsular Range, powerline corridor through hills 6.4 km SW of Perris, east of Hwy 74 and south of Ethanac Rd. 506 Comment
  RSA0080080  Melica frutescens A. R. Roos 1937-4-18 s.n. Riverside Snow Creek, N. side of the San Jacinto Mtns. Comment
  CAS-BOT-BC281601  Melica imperfecta W. A. Silveus 1938-4-16 2647 Riverside Near Elsinore Comment
  CHSC109712  Melica imperfecta Scott D. White 2003-3-21 8821 Riverside Santa Ana Mountain Foothills: Rancho Mission Viejo. East-facing slopes above an unnamed tributary to San Juan Creek. 152 Comment
  RSA484228B  Melica imperfecta Anstruther Davidson 1893-04 s.n. Riverside Palm Springs. Comment
  SEINET1004450  Melica imperfecta A. C. Sanders 2004-1 27548 Riverside Santa Ana Mtns.: Santa Rosa Plateu, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  UCR133432  Melica imperfecta Jeffrey Ross, T. Tennant, G. White 1998-5-21 MOR- 202 Riverside San Bernardino Mtns., Morongo Indian Reservation, Hathaway Canyon, c. 0.55 miles of the junction of the lower and upper canyons 1040 Comment
  UCR163584  Melica imperfecta Tracy Tennant 1998-5-27 s.n. Riverside Beaumont Badlands, Dellamont Peak, c. 3.5 miles ESE of Gilman Hot Springs 1159 Comment
  UCR241661  Melica imperfecta T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 341 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  RSA0121382  Melilotus albus Duncan S. Bell, LeRoy Gross 2016-3-30 9140 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
  RSA509551  Melilotus indicus Ed LaRue 1989-4-7 s.n. Riverside Woodcrest area: 1/2 mile NE of the intersection of Van Buren Blvd and Mockingbird Canyon Road. 366 Comment
  RSA440389  Mentzelia desertorum E. C. Jaeger 1922-3-29 746 Riverside Box Canon, near Mecca, Colorado Desert 91 Comment
  RSA440405  Mentzelia involucrata N. C. Cooper 1949-4-8 3249 Riverside Indio. Mecca Pass, east of Indio. 457 Comment
  SEINET3263235  Mentzelia involucrata J. Andre, T. La Doux, R. B. Kelley 2012-5-4 21073 Riverside Joshua Tree National Park; Long Canyon, up side canyon approx 400 m west of main canyon drainage. Yucca Valley South Quad. Comment
  UCR166776  Mentzelia involucrata Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10892 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  UCR217792  Mentzelia involucrata Jim Andre, T. La Doux 2010-2-28 12551 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
  UCR274850  Mentzelia involucrata David Fraker, Aaron C. Sedgwick 2012-4-4 067 Riverside Sonoran (Colorado) Desert, south of Joshua Tree National Park, north of Hwy I-10 on powerline road, 0.5 mi west of Cottonwood Springs Road 522 Comment
  CHSC1020  Mentzelia involucrata var. megalantha V. Holt 1935-4-15 Riverside Colorado Desert. Comment
  POM126251  Mentzelia involucrata var. megalantha Thomas Craig 1927-4-2 25 Riverside Canyon near Hidden Springs. Comment
  UCR82272  Mentzelia longiloba var. longiloba J. M. Stewart 1994-3-15 823 Riverside eastern Colorado Desert, Interstate 10 and Hwy 78; along freeway in Blythe. Comment
  RSA674685  Mentzelia obscura Scott D. White 2001-4-27 8423 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway ca. 15 miles east of the Indio jtn. of I-10/ SR-111. Bajadas and washes adjacent to powerline access roads near unnamed freeway exit accessing pump station. 396 Comment
  JEPS26732  Mentzelia puberula Marjorie D. Clary 1936-3-20 2620 Riverside Road from Desert Center Rice; North Colorado Desert, Coxcomb Mountain 304 Comment
  UCD117398  Mentzelia veatchiana Geoffrey Levin 1975-4-26 488 Riverside Mayhew Canyon, 1.5 miles southeast of Glen Ivy on Highway 71. 335 Comment
  UCR272459  Microseris douglasii Mitch Provance, Jeremiah George 2012-3-15 312- 04 Riverside The Badlands, Mt. Davis, southwest of Beaumont, about 1 mi S of I-10 and SR-60 interchange, just E of Davis Mountain Dr. and S of Westward Ave. 799 Comment
  SD262200  Microseris douglasii subsp. platycarpha Mitch Provance, Jeremiah George 2017-3-23 317 40 Riverside Temescal Valley: East side of Campbell Ranch Rd, A+-500 ft north of Indian Truck Trail (Alberhill 7.5'Q) 360 Comment
  RSA543763  Microseris lindleyi Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6063 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
  SD51957  Mimetanthe pilosa Reid Moran 1962-7-7 9859 Riverside by Strawberry Creek, 2 miles SW of Idyllwild, San Jacinto Mts. 1550 Comment
  UC943876  Mimulus H. E. McMinn, M. Van Rensselaer 1945-6-7 1892 Riverside Indian Truck Trail Santa Ana Mts. 853 Comment
  JEPS4611  Mimulus aurantiacus var. pubescens Marjorie D. Clary 1932-5-12 1636 Riverside e Little San Bernardinos (Lost Horse Canyon); Colorado Desert, Joshua Tree National Monument 1432 Comment
  UCR193984  Mimulus aurantiacus var. pubescens A. C. Sanders 2008-7-25 35909 Riverside Peninsular Range; San Jacinto Mtns., east side of May Valley, along Bonita Vista Rd. at foot of hills 1580 Comment
  POM312148  Mimulus aurantiacus var. puniceus N. C. Cooper 1944-6-4 1321 Riverside Elsinore Mountain. Lookout at top. 1067 Comment
  POM83  Mimulus aurantiacus var. puniceus H. M. Hall 1902-4-21 2928 Riverside Vicinity of Riverside, Gavilan hills. 457 Comment
Read comments Aug 19 2010
  POM8475  Mimulus aurantiacus var. puniceus I. M. Johnston 1920-5-8 2295 Riverside Butte west of Lakeview. 610 Comment
  RSA160548  Mimulus aurantiacus var. puniceus J. D. Olmsted 1959-4-18 422 Riverside Santa Ana Mtn. base. 3 miles N of Elsinore on Hwy 71 in weedy area on East side of road. 335 Comment
  JEPS8177  Mimulus bigelovii var. bigelovii Dr. L. M. Newlon 1922-4-4 452 Riverside near Palm Springs; Palm Canyon Comment
  RSA160450  Mimulus bigelovii var. bigelovii John Olmsted 1958-3-30 95 Riverside at foot of first mountains north of southern entrance to Joshua Tree National Monument wth southern drainage toward the Salton Sea. Coloroaso desert Transitionzone. Comment
  UCR100156  Mimulus brevipes Scott D. White 1994-4-23 2042 Riverside San Bernardino Mtns., Millard Canyon, c. 5 air miles north of Cabazon: U.S. Forest Service Road 2S05.1, c. 1-1.5 mi. south of Millard Canyon Guard Station and junction of roads 2S05.2 & 2S05.1A (= East Branch) 1037 Comment
  UCR48411  Mimulus brevipes Steve Boyd 1986-4-22 1737 Riverside Temescal Canyon, Walker Canyon area, where Temescal Creek (=Alberhill Creek) flows between Alberhill Mountain and Gavilan Hills 427 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
  UC63725  Mimulus guttatus H. M. Hall May 1899 Riverside Van de Venter's San Jacinto Mountains 1371 Comment
  UCR59689  Mimulus guttatus Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3575 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake Area, along Arroyo Seco drainage from junction with Kolb Creek, S to within 0.25 mi of Hwy 79 457 Comment
  UC27001  Mimulus microphyllus H. M. Hall June 1901 2219 Riverside Onstatt Valley San Jacinto Mountains 1524 Comment
  UCR178200  Mimulus pilosus Tracy Tennant, Jeffrey Ross 1998-7-21 MOR- 647 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Hathaway Canyon, tree stand F-06 915 Comment
  UCR77570  Mimulus rubellus Steve Boyd, T. S. Ross 1991-6-8 6329 Riverside San Jacinto Mtns., Pinyon Flats area near Ribbonwood. White calcareus outcrop forming small hill north of Hwy 74 Comment
  RSA0018998  Mimulus suksdorfii Steve Boyd, Gary D. Wallace 2005-7-30 11638 Riverside San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek 2659 Comment
  RSA543767  Minuartia douglasii Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6027 Riverside Vail Lake region, SW and W flanks of Billy Goat Mountain 3 miles N Highway 79, 1 mile W of Highway 371, N of Aguanga. 600 Comment
  JOTR16748  Mirabilis bigelovii var. bigelovii Baker, James K. & Baker, Ilisa T. 1966-6-17 s.n. Riverside Joshua Tree National Park. COVINGTON FLATS Comment
  CDA23860  Mirabilis bigelovii var. retrorsa T. C. Fuller 1964-4-14 11827 Riverside Bench above wash of Whitewater Canyon, 4.1 miles north of Whitewater. 0 Comment
  CAS-BOT-BC434682  Mirabilis laevis var. crassifolia Joseph Andorfer Ewan 1932-4-8 7042 Riverside Whitewater Canyon, about 3 miles above mouth Comment
  JEPS26558  Mirabilis laevis var. crassifolia Peter Kamb 1948-4-11 902 Riverside Whitewater Wash near Whitewater 457 Comment
  RSA614675  Mirabilis laevis var. crassifolia Scott D. White 1993-3-12 1163 Riverside Near Winchester. Comment
  UC1136599  Mirabilis laevis var. retrorsa H. S. Yates 1936-4-7 5420 Riverside near Whitewater 304 Comment
  RSA778227  Mirabilis laevis var. villosa Duncan S. Bell 2009-3-8 32 Riverside Arica Mountains: east side of mountain range, approximately 1.8 air miles northwest of Priest Well. 350 Comment
  POM157932  Mirabilis multiflora var. pubescens P. A. Munz 1927-5-21 10838 Riverside Coahuila Valley. 1372 Comment
  RSA464620  Mirabilis multiflora var. pubescens E. A. McGregor 1963-11-6 s.n. Riverside Pines to Palms Hwy, between Palm Springs and Idyllwild. Comment
  RSA494625  Mirabilis multiflora var. pubescens Maureen Pendleton 1987-5-20 s.n. Riverside Ca. 0.8 mi. (airline) WSW of town of Anza on Terwilliger Rd. 1280 Comment
  JOTR31938  Mohavea confertiflora La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2176 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; rocky wash with gradual, loose slopes on either side; draining into west Pinkham Wash Comment
  UCR233183A  Mohavea confertiflora Jim Andre, Glenn L. Clifton 2011-2-22 17422 Riverside Mecca Hills, along Box Canyon Road, 8.5 mi northeast of town of Mecca 171 Comment
  UCR263510  Mohavea confertiflora Aaron C. Sedgwick, Brett Griffin 2012-3-28 031 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road. c. 6 miles south of Hwy I-10 323 Comment
  UCR87935  Mollugo cerviana A. C. Sanders 1994-6-2 14629 Riverside San Jacinto Mtns, Bautista Canyon, c. 1 mile above the forest service boundary 850 Comment
  JEPS63421  Monardella australis subsp. australis Carl V. Meyer 1928-7-26 548 Riverside between Deer Springs and San Jacinto Peak 2895 Comment
  UCR4650  Monardella breweri subsp. lanceolata Frank C. Vasek 1964-7-25 640725- 20 Riverside San Jacinto Mountains, Dark Canyon 1829 Comment
  RSA753939  Monardella lanceolata W. Schlegel 2009-6-2 44 Riverside Idyllwild, Red Mountain Fire Lookout Telecom Sites. Comment
  LA57203  Monardella nana Carl Epling; L. Haines 1937-5-7 sn Riverside Pinon Flats, Palms to Pines Hwy Comment
  RSA0124007  Monardella nana Duncan S. Bell, Thomas Stoughton 2016-4-13 9244 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; on the western slopes of Martinez Mountain. 1548 Comment
  POM48878  Monardella nana subsp. tenuiflora P. A. Munz 1924-7-27 8739 Riverside Dark Canyon, San Jacinto Mountains. 2287 Comment
  UC1499914  Monardella nana subsp. tenuiflora E. McClintock, H. Lewis 1941-6-22 70 Riverside Stone Creek Banning-Idyllwild road Comment
  UC1499945  Monardella nana subsp. tenuiflora E. and M. McClintock, D. Weiner 1941-7-11 94 Riverside 3/4 mi beyond Stone Creek (Banning-Idyllwild road) Comment
  UC279710  Monardella nana subsp. tenuiflora Edmund C. Jaeger 1925-8-1 Riverside near Gregg's Ranch; San Jacinto Mts. 1280 Comment
  UCR121352  Monardella robisonii A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24610 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
  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
  GMDRC9383  Monolepis nuttalliana J. M. Andre 2017-3-4 37201 Riverside Big Maria Mountains: eastern base of range at Black Point, west side of US Hwy 95 34.2 mi. south of Vida Jct, at road to radio tower 94 Comment
  RSA719041  Monolepis nuttalliana Michael Honer 2005-3-11 2059 Riverside Rice Valley; 4.5 mi. SSE of Rice; 1.5 mi. E of ATSF railway. 220 Comment
  JEPS20718  Monoptilon bellioides Roxana S. Ferris and Rimo Bacigalupi Mar 19 1958-Mar 25 1958 13238 Riverside 11.3 mi n Blythe (U. S. 95); Big Maria Mts. Comment
  RSA775802  Monoptilon bellioides Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 994 Riverside Iron Mountains, on southwest side of mountains in drainage on either side of the road 419 Comment
  SBBG100857  Monoptilon bellioides W. L. Halvorson 1977-3-8 77 -93 Riverside ca.1 mi S of the S entrance to Joshua Tree Nat Monument Comment
  RSA0105391  Monoptilon bellioides Henry J. Ramsey, Henry J. Ramsey 1940-4-14 2003 Riverside Colorado Desert, north of Blythe. Comment
  RSA0012062  Muhlenbergia filiformis Steve Boyd, Gary D. Wallace 2005-7-30 11655 Riverside San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek 2659 Comment
  RSA788880  Muhlenbergia filiformis Gary D. Wallace 2003-7-8 4044 Riverside Hidden Lake. Comment
  CAS-BOT-BC502083  Muhlenbergia microsperma A. C. Sanders; Jim Malusa 2015-3-11 41398 Riverside Sonoran (Colorado) Desert: Chocolate Mtns, Gasline Rd at jct with road to Observtion Point Slats, US Navy Chocolate Mtns Aerial Gunnery Range 723 Comment
  CLARK-A1528-4753  Muhlenbergia microsperma John C. Roos 1966-4-29 Riverside Perris Valley Comment
  RSA522734  Muhlenbergia microsperma Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3840 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
  RSA586811  Muhlenbergia microsperma D. L. Banks, Steve Boyd 1995-5-3 249 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
  SEINET251740 Image available Muhlenbergia microsperma A. C. Sanders 2004-4-20 27550 Riverside Santa Ana Mtns.: Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line (Fallbrook 7.5' Q.:). 640 Comment
  SEINET273111 Image available Muhlenbergia microsperma A. C. Sanders 1997-3-19 20048 Riverside Lake Skinner area: lower S slopes of Bachelor Mt. near old quarries 473 Comment
  UCR19374  Muhlenbergia microsperma John C. Roos 1937-5-1 1406 Riverside La Sierra Campus of Loma Linda Univ. Comment
  SEINET10599983  Muhlenbergia microsperma Charles L. Hitchcock 1940-4-2 Hitchcock 5915 Riverside In rocks, Cottonwood Spring wash, Joshua Tree National Monument. Comment
  CAS-BOT-BC274911  Muhlenbergia rigens W. R. Dudley 1903-12-25 s.n. Riverside Mouth of Tahquitz Creek near Palm Springs Comment
  RSA0119961  Muhlenbergia rigens Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-24 9071 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5.25 air miles southeast of the summit of Martinez Mountain. 621 Comment
  UCD87126  Muhlenbergia rigens H. S. Yates 1936-8-28 6371 Riverside Near Keen Camp. 1584 Comment
  POM12951  Myosurus minimus subsp. apus P. A. Munz, J. M. Johnston 1922-5-19 5379 Riverside Menifee Valley. 412 Comment
  SD80141  Myriopteris covillei Nancy Ryan Zabriskie, Walter Zabriskie 1971-4-9 365 Riverside Deep Canyon south of Highway 74, ca 2 miles up water service road, below crossing, north slope of Santa Rosa Mountains 1310 Comment
  UCSB12873  Nama demissa Breedlove, Dennis 1962-3-11 Riverside 3 miles southwest of Palm Desert 426 Comment
  RSA796336  Nama hispida Duncan S. Bell 2009-4-18 198 Riverside Arica Mountains: northwest of range, approximately 1.6 air miles south of Highway 62, and approximately 0.4 air mile north of California aqueduct. 389 Comment
  RSA648067  Nama hispida var. spathulata J. C. Roos 1949-4-9 4203 Riverside 3 mi. N.E. of Desert Center. Comment
  JEPS75681  Nassella lepida W. L. Jepson 1935-4-21 17163 Riverside Wisser Valley Comment
Read comments Apr 7 2009
  UCR92336  Navarretia atractyloides Scott D. White, M. D. Wilcox 1995-7-13 3476 Riverside Santa Ana Mtns., Unnamed canyon c. 0.25 mi. SW of Grand Ave., Lake Elsinore, directly downslope from hairpin turn on State Hwy 74. 488 Comment
  RSA532574  Navarretia fossalis D. E. Bramlet, P. Gordon Reedy 1991-5-8 2126 Riverside 30m east of California Ave. and 75m north of the AT and SF railroad tracks. The population is NE of the intersection of California Ave. and Marvin Hull Road. Some 10-300m west of MWD Canal. 498 Comment
  UCR68041  Navarretia fossalis D. E. Bramlet, P. Gordon-Reedy 1991-5-8 2126 Riverside San Jacinto Valley, 8.2 km SW of Hemet, 30 m east of California Ave., NE of intersection of California Ave. and Marvin Hull Rd., c. 75 m north of ATSF RR tracks & 10-300 west of MWD canal 498 Comment
Read comments Nov 30 2009
  RSA17255  Navarretia hamata C. B. Wolf 1936-6-17 7958 Riverside Santa Ana Mountains, Tenaja Road: road to La Cienaga, 1.4 mile off Ortega Highway. 610 Comment
  RSA668415  Nemacladus glanduliferus var. glanduliferus S. Granger 1979-4-12 s.n. Riverside Pinkham Wash-Cottonwood Mountains foothills. South of Colorado River Aqueduct north of Cactus City. 488 Comment
Read comments May 12 2016
  UCR139139  Nemacladus longiflorus John F. Green 2003-6-11 s.n. Riverside San Jacinto Mtns., Juan Diego Flat, NW of Cahuilla Mountain 1220 Comment
  POM68114  Nemacladus longiflorus var. breviflorus Marcus E. Jones 1903-5-11 s.n. Riverside Banning. 701 Comment
  SBBG125362  Nemacladus longiflorus var. longiflorus C. B. Hardham 1965-6-17 12952 Riverside Chimney Flats Rd, near Alvin Meadow, W of Idyllwild 1463 Comment
  UC1259777  Nemacladus longiflorus var. longiflorus C. W. Tilforth and B. Busenberg 1980-6-17 2012 Riverside s of Lake Hemet (w of Hwy 74, along Thomas Mtn Rd) 1658 Comment
  UCR20556  Nemacladus longiflorus var. longiflorus W. W. Mayhew 1977-6-27 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1921 Comment
  RSA586485A  Nemacladus ramosissimus D. L. Banks, S. D. Boyd 1995-5-9 0342 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
  SEINET2063094 Image available Nemacladus ramosissimus A. C. Sanders, B. Pitzer 1986-4-30 6481 Riverside San Jacinto Mountains, upper Bee Canyon, 1.3 milesabove the mouth of the canyon at the San Jacinto River valley. 671 Comment
  UCR102872  Nemacladus ramosissimus A. C. Sanders 1997-3-26 20117 Riverside Lake Skinner area, NW foot of the Tucalota Hills, 0.2 mi. east of main Skinner entrance road on a dirt service road 473 Comment
  RSA0123179  Nemacladus rubescens Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9068 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
  SEINET10461125  Nemacladus rubescens Munz 1952-5-2 MUNZ 16249 Riverside 2 miles west of Desert Hot Springs 183 Comment
  RSA524475  Nemophila menziesii Steve Boyd, Tim Ross, L. Arnseth, J. Bonilla 1990-4-3 4079 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
  UCR162413  Nemophila menziesii 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
  JEPS1891  Nemophila menziesii var. integrifolia W. L. Jepson May 17 1901-June 1, 1901 1288 Riverside Strawberry Valley 1828 Comment
  POM264311  Nemophila menziesii var. integrifolia J. C. Roos 1937-5-10 666 Riverside Lake Elsinore. Comment
  UC63800  Nemophila menziesii var. integrifolia H. M. Hall June, 1901 2044 Riverside wooded slopes and benches of the s side San Jacinto Mts. San Jacinto Mountains, Shingle Val. (Shingle Val.) 1371 Comment
  RSA278981  Nicotiana obtusifolia Barry A. Prigge, L. Martinez 1978-3-23 2431 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  UC507477  Nicotiana obtusifolia Philip A. Munz 1932-3-14 12010 Riverside Magnesia Spring Canyon; Coachella Valley 91 Comment
  UCR233547  Nicotiana obtusifolia Jim Andre, Glenn L. Clifton 2011-2-22 17416 Riverside Mecca Hills, along Box Canyon Road, 5.5 mi northeast of town of Mecca 52 Comment
  SEINET3412079 Image available Nolina parryi Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28524 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert. 1236 Comment
  POM9934  Notholaena californica subsp. californica F. W. Peirson 1920-2-15 s.n. Riverside Palm Springs, Tahquitz Camp. Comment
  SBBG53762  Nuttallanthus texanus S. Boyd 1980-5-8 Riverside Harford Springs County Park, NW corner of the Gavilan Plateau Comment
  RSA654568  Oenothera bistorta Melinda M. Cude, Ken Godrey 1977-5-14 s.n. Riverside Hwy 71; 1 mile north of ranger station along riverbed. Comment
  UC1241187  Oenothera californica subsp. californica Peter H. Raven 1959-4-23 14021 Riverside 4.1 mi w Dripping Springs Comment
  SD39503  Oenothera deltoides Edith A. Purer 1935-4-21 6490 Riverside Colorado Desert, near Palm Springs. Comment
  SEINET7249060  Oenothera deltoides Teresa B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-1 Riverside Comment
  UC1922396  Oenothera deltoides Naomi Fraga, Sarah J. De Groot, Lisa Rojas, Leland Lubinsky 2005-2-10 1428 Riverside Colorado Desert; Northeastern Colorado Desert region; Along Palen Road near Hwy 177. 170 Comment
  UCR95618  Olea africana A. C. Sanders 1996-10-23 19643 Riverside Riverside: Mt. Rubidoux, NE foot of the mountain above the end of 9th St. 305 Comment
  POM122332  Oligomeris linifolia Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  UCD116472  Oligomeris linifolia Dieter Bommer 1962-4-1 s.n. Riverside SE of Mecca and NE corner of Salton Sea. Comment
  CHSC109269  Oncosiphon piluliferum Scott D. White; Justin Wood 2008-5-1 11925 Riverside Perris Basin: I-215 freeway corridor, between freeway and frontage road, S of Scott Rd. 470 Comment
  UCR181957  Oncosiphon piluliferum Mitch Provance 2003-4-18 6607 Riverside San Bernardino Valley, Riverside, Santa Ana River Wash, just under and NE of the Market St. Bridge 244 Comment
  UCR240168  Oncosiphon piluliferum R. E. Riefner Jr. 2012-4-30 12- 82 Riverside city of Lake Elsinore, south side of Alberhill Creek, west of Hwy 74, vicinity of Bromley Ave. and Baker Street 380 Comment
  UCR94058  Opuntia chlorotica Scott D. White, D. Haselfeld 1996-7-2 4268 Riverside San Jacinto/Santa Rosa Mtns, Pinyon Flat area, north of Hwy 74, c. 10 road mi east of junction with Hwy 371, west-facing slope of Sugarloaf Mountain and adjacent valley 1402 Comment
  RSA381559  Opuntia leucotricha A. C. Sanders, M. Bogen 1987-5-28 7105 -B Riverside Riverside; a roadside waif on fill along van Buren Blvd. Near the bridge over the Santa Ana River. at Riverside sewer plant. 244 Comment
  CAS-BOT-BC56888  Opuntia polyacantha var. erinacea C. B. Wolf 1938-6-11 3196 Riverside Field redacted by CAS, contact the data manager for more information 1219 Comment
  RSA285350  Opuntia polyacantha var. erinacea Lyman Benson 1955-12-6 15628 Riverside Pines to Palms Hwy; San Jacinto Mts. 1372 Comment
  CAS-BOT-BC355575  Oreostemma alpigenum var. andersonii Carl B. Wolf 1932-8-5 3953 Riverside San Jacinto Mts. 1st. real, wet meadow on trail from Tahquitz Valley to San Jacinto Peak 2743 Comment
  SEINET8733513 Image available Orobanche californica Unknown 4-6/30 192 199 Riverside Shaven's Well Comment
  JEPS85951  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4529 Riverside along Rice Rd. ca. 16 mi. n.e. Desert Center Comment
  RSA586725  Orobanche fasciculata D. L. Banks, S. D. Boyd 1995-5-17 447 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mtn., E of the Dripping Springs Alcove area W of the Dripping Springs Trail, along the W fork of upper Arroyo Seco. 598 Comment
  RSA198928  Orthocarpus densiflorus var. gracilis Robert F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37431 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California 671 Comment
  SEINET156289  Orthocarpus purpurascens Norman C. Cooper 1944-4-21 1127 Riverside Banning. 701 Comment
  RSA648279  Orthocarpus purpurascens var. purpurascens Margaret Murphy 1983-4-15 0014 -A Riverside located in the north section of [parcel] 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead. Comment
  CHSC109713  Oxalis albicans subsp. californica Scott D. White 2003-3-21 8825 Riverside Santa Ana Mountain Foothills: Rancho Mission Viejo. East-facing slopes above an unnamed tributary to San Juan Creek. 152 Comment
Read comments May 28 2018
  RSA535487  Oxalis albicans subsp. californica Steve Boyd, Tim S. Ross, Orlando Mistretta 1992-2-2 6635 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness of the Cleveland National Forest. Upper San Mateo Canyon between confluence of Tenaja Canyon and Los Alamos Canyon. Comment
  SD137700  Oxalis californica Darin L. Banks, Steve Boyd 1995-5-9 360 Riverside Northwest Palomar Mountains, north of the Agua Tibia Wilderness Area. North slope of Agua Tibia Mountain, the Dorland Mtn area, west of the Dripping Springs Alcove Area, west of Woodchuck Campground 792 Comment
  UC1608279  Oxalis corniculata Steve Boyd and Tim Ross 1992-5-5 7258 Riverside along Serrano Springs drainage (Oak Flats, between Lucas Canyon Trail and junction of Bluewater and Verdugo Tails); Southern Santa Ana Mountains, San Mateo Wilderness Area 731 Comment
  RSA653547  Oxytheca trilobata Scott D. White 1999-5-24 7381 (2 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
  UC489019  Oxytheca trilobata C. V. Meyer 1929-6-13 759 Riverside Chalk Hill San Jacinto Mts. 1463 Comment
  PASA2619  Paeonia brownii Sally Ellis 1940-3-18 Riverside Dripping Springs Comment
  SD10674  Paeonia californica Mrs. D. R. Wolf 1932-3-20 19 Riverside Richman Ranch, 2.5 mils north of De Luz. 456 Comment
  UCD102583  Paeonia californica A. A. Beetle 1940-1 s.n. Riverside Near Sage. 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
  SEINET10799064  Palafoxia arida David B. Dunn, A. Folsom 1948-6-17 Dunn 3809 Riverside Near quad 2. At camp in Pushawalla Canyon under palms. Desert wash, Indio Hills, Colorado Desert. Comment
  RSA289866  Palafoxia arida var. arida B. A. Prigge 1980-12-15 4106 Riverside Coachella Valley Stormwater Channel: 3 miles S of Mecca where Lincoln Street crosses channel. -67 Comment
  RSA489136  Palafoxia arida var. arida Don Pendleton 1988-5-17 s.n. Riverside Blythe, in a lemon orchard on the mesa W of town. Comment
  SD187359  Palafoxia arida var. arida Naomi Fraga, Sarah J. De Groot, et al. 2005-2-10 1419 Riverside Northeastern Colorado Desert region: Along Palen Road near Highway 177. 170 Comment
  UC831417  Palafoxia arida var. arida Lewis S. Rose 1938-12-19 38327 Riverside 6 mi s Cathedral City 45 Comment
  RSA0063657  Palafoxia arida var. arida Gordon H. True 1938-3-15 976 Riverside East of Indio, near Kane Springs. 3 Comment
  CAS-BOT-BC253898  Panicum urvilleanum A. C. Sanders; J. Dice; K. Rose; D. Woodard 1995-3-29 16246 Riverside San Jacinto Mountains/San Gorgonio Pass: at the mouth of Snow Creek, between Highway 111 and Snow Creek Village, ca. 1 mile E of Snow Creek Road Comment
  CAS-BOT-BC253899  Panicum urvilleanum John Thomas Howell 1928-3-11 3442 Riverside 6 miles SE of Garnet Station, Coachella Valley, Colorado Desert 152 Comment
  CLARK-A1045-881  Papaver californicum George K. Helmkamp 1978-5-2 Riverside Bautista Canyon burn; Hemet 15'Q Comment
  CLARK-A1528-689  Papaver californicum Grace Sprague 1968-5-3 Riverside Twin Pines Comment
  CAS-BOT-BC274183  Pappostipa speciosa J. C. Roos 1965-6-13 s.n. Riverside East of Hemet Comment
  UCR214275  Parietaria hespera A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37746 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, north of I-15 and Concordia Ranch Rd., 1.65 mi. ESE of Corona (Lee) Lake, 0.5 mi. NE (25 deg. ) of Temescal Canyon Rd. where it goes under I-15 438 Comment
  UCR5825  Parietaria hespera var. californica O. F. Clarke 1952-4-17 s.n. Riverside Citrus Experiment Station [UC Riverside campus] 396 Comment
  CAS-BOT-BC413393  Parietaria hespera var. hespera Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater 304 Comment
  RSA796751  Parietaria hespera var. hespera Jim Andre 2012-4-11 20838 Riverside Orocopia Mountains: north end of range, along dirt road 2.8 mi due south of I-10 at Box Canyon Rd/Cottonwood Rd Exit. 624 Comment
  RSA608705  Parkinsonia florida L. C. Wheeler 1931-4-8 s.n. Riverside Oasis.: . Comment
  RSA561416  Paspalum dilatatum Steve Boyd, Timothy S. Ross, Dave Bramlet 1992-9-9 7677 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Almos Road (7S04) and the confluence of Los Almos Creek., Up the San Mateo Trail north to Potrero de la Cienega. 396 Comment
  RSA179519  Paspalum distichum E. W. Lathrop 1959-5-17 4570 Riverside 10 miles W of Murrieta. Comment
  UCR96202  Passiflora caerulea A. C. Sanders 1996-3-14 17973 Riverside Riverside, east side of UCR campus in the canyon below the Botanic Garden 335 Comment
  CLARK-A1528-2019  Pectis papposa John C. Roos 1937-8-22 1212 Riverside Comment
  RSA0089248  Pectis papposa Ken Halama 2015-10-9 s.n. Riverside Perris Basin: Motte Reserve, c. 2.5 mi NW of Perris, eastern edge of the Gavilan hills. 542 Comment
  UCD134925  Pectis papposa var. papposa G. L. Webster; R. Hildreth 1966-12-10 7465 Riverside Joshua Tree National Monument, near Cottonwood Canyon. 701 Comment
  UCR108481  Pectocarya A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16228 Riverside San Jacinto Mountains, San Gorgonio Pass: on and near a rocky spur at the N foot of the mountains, SW of Verbenia Ave, west of Snow Creek, east of Cabazon 550 Comment
  JEPS20707  Pectocarya heterocarpa Roxana S. Ferris and Rimo Bacigalupi Mar 19 1958-Mar 25 1958 13251 Riverside 11.3 mi n Blythe; US Hwy 95 Comment
  UCR52022  Pectocarya heterocarpa Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2171 Riverside Sonoran (Colorado) Desert, Palen Pass at the N end of the Palen Mountains 500 Comment
  UCR260878  Pectocarya linearis A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-6 41566 Riverside Peninsular Range, Temescal Valley, large open parcel between Horsethief Canyon Rd. and Hostettler Rd., just south of I-15 370 Comment
  SD137836  Pectocarya linearis subsp. ferocula Darin L. Banks 1995-4-5 134 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. North slope of Agua Tibia Mountain, east of Dripping Springs Alcove,along Drip.Sp.Trail 609 Comment
  UCD120131  Pectocarya linearis subsp. ferocula A. C. Sanders; Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23891 Riverside Perris-Aguanga Basin region Temecula, along east side of pipeline NE of Long Canyon, west of San Diego Aqueduct. 381 Comment
  POM368779  Pectocarya penicillata Ora M. Clark 1929-4-6 1958 Riverside S. Hemet Comment
  RSA450446  Pectocarya penicillata J. C. Roos 1966-4-5 s.n. Riverside Winchester Comment
Read comments Mar 20 2011
  UCR121207  Pectocarya penicillata D. E. Bramlet 1990-4-27 1993 Riverside Peninsular Range; Perris-Aguanga basin region, ridgeline south of Diamond Valley, NW of Crown Valley, 600 ft. west of access road 665 Comment
  UCSB5632  Pectocarya penicillata Hutt, D. 1960-3-20 Riverside Junction of Wilson Valley Rd. and Cahucila Rd.; 4 mi. N of Aguanga; Pacific Slope Drainage Area 396 Comment
  JOTR33972  Pectocarya recurvata La Doux, Tasha, M. Harding 2010-4-7 2860 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View with cobble benches above wash Comment
  RSA40567  Pectocarya setosa J. C. Roos 1947-4-5 3417 Riverside Pinyon Flats, Santa Rosa Mtns. 1220 Comment
  RSA543594  Pectocarya setosa Steve Boyd, L. Arnseth, Orlando Mistretta 1991-5-6 6146 Riverside Santa Ana Mountains, S side of Elsinore Peak. 1037 Comment
  RSA401953A  Pedicularis densiflora E. Crow 1929-4-7 304 Riverside Corona Skyline Drive, Santa Ana Mts. Comment
  RSA585625  Pedicularis densiflora D. L. Banks, Steve D. Boyd 1995-3-15 60 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 680 Comment
  POM292498  Pediomelum californicum Philip A. Munz 1937-5-29 15104 Riverside Public Camp ground at Nightengales [store near Pinyon Flats, camp = P. F. Public Camp], on Palms to Pines Hwy. 1220 Comment
Read comments Dec 18 2011
  UCR243177  Pelargonium capitatum Steve Morgan 2013-4-26 s.n. Riverside Peninsular Range, Riverside; UCR Campus, weed in the botanical garden 396 Comment
  RSA0099307  Pelargonium grossularioides A. C. Sanders 2016-6-26 42518 Riverside Peninsular Range: Riverside, UCR Botanic Garden, at west edge of the herb garden. 363 Comment
  RSA651845  Pellaea andromedifolia N. R. Zabriskie, Walter Zabriskie 1970-3-28 278 Riverside Andreas Canyon. [near Palm Springs] ca. 50 feet south of stream, almost opposite entrance to ''North Canyon''. 365 Comment
  SFV62  Pellaea bridgesii J. H. Wood 1958-5-30 s. n. Riverside San Jacinto Mountains 1829 Comment
  UCR17580  Pellaea mucronata var. californica N. R. Zabriskie, J. Zabriskie 1971-4-9 362 Riverside Peninsular Range; Santa Rosa Mtns., north slope of mtns., Deep Canyon, c. 2 mi. up water service road leading south of Hwy 74. Site 2 1311 Comment
  RSA25155  Pellaea mucronata var. mucronata C. L. Hitchcock 1940-4-12 6043 Riverside 8 mi. northwest of Elsinore 457 Comment
  CAS-BOT-BC266692  Penstemon californicus Philip A. Munz 1937-5-31 15122 Riverside Kenworthy, S end of San Jacinto Mountains 1371 Comment
  RSA560408  Penstemon centranthifolius Steve D. Boyd 1992-4-15 6882 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  SEINET3079809 Image available Penstemon clevelandii John Adams 1965-5-9 197 Riverside San Jacinto Mountains, 3 mi above Banning on road toward Idyllwild. 1067 Comment
  UCR151032  Penstemon grinnellii Scott D. White 1998-7-31 6931 Riverside San Jacinto Mts., Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park 1951 Comment
  RSA680523  Penstemon rostriflorus Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8630 -B Riverside San Jacinto Mountains: Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. i.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  UC55001  Penstemon rostriflorus H. M. Hall 1898-6-25 940 Riverside Van Deventer Flat Western borders Colorado Desert, Van Deventer Flat 1371 Comment
  RSA709452  Penstemon spectabilis T. B. Salvato, John Green 2004-5-27 627 Riverside Head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp. 1402 Comment
  RSA733710  Penstemon spectabilis R. H. McArthur 1934-5-6 s.n. Riverside East end Ortega Highway. Roadside. Comment
  UCR121885  Penstemon spectabilis Ian G. Gillespie 2001-5-7 87 Riverside East side of Santa Ana Mountains, Temescal Valley Area, also known as the Sycamore Canyon Area. In a sandy wash at the north east corner of the intersection of Indian Truck Tr. and De Palma Rd. Associated species: Cryptantha microstachys, Hirschfeldia incana, Amsinckia menziesii. 366 Comment
  NY661156  Penstemon spectabilis var. spectabilis S. D. Boyd 1995-4-24 8490 Riverside Palomar Range, Agua Tibia Wilderness Area, northeastern base of Wildhorse Peak, west of Devil's Hole, along the Wildhorse Trail near the rounded gabbro peak known as "Agua" on USGS Vail Lake 7.5' quadrangle. 762.0 Comment
  UC21313  Perideridia parishii subsp. latifolia H. M. Hall 1897-8 851 Riverside Tauquitz Valley San Jacinto Mountains (bogs) 2438 Comment
  CAS-BOT-BC77571  Peritoma arborea var. globosa Steve Boyd 1994-10-14 8402 Riverside Southern Santa Ana Mountains, Santa Rosa Plateau, east of the Tenaja Guard Station of the Cleveland National Forest 670 Comment
  CAS-BOT-BC355996  Perityle emoryi L. R. Abrams 1926-3-26 11012 Riverside Palm Springs Comment
  RSA0081614  Perityle emoryi Jim M. Andre 2012-4-11 20833 Riverside Joshua Tree National Park; western margin of Eagle Mtns, along road to Cottonwood Spr (Utah Trail), 0.6 mi. south of Cottonwood Visitor Ctr. 913 Comment
  RSA795745  Perityle emoryi J. Andre 2012-3-19 21309 Riverside Orocopia Mountains; north end of range, 0.5 miles south of junction of Box Canyon Road and I-10 freeway, 23 miles east of city of Coachella. 488 Comment
  SFV4387  Perityle emoryi F. M. Ball 1964-1-4 s. n. Riverside Colorado Desert About 7 miles up Palms to Pines Highway from Palm Desert. 335 Comment
  UC306393  Perityle emoryi Ivan Johnston 1917-4-4 Riverside Palm Canyon Colorado Desert Comment
  UCD134887  Perityle emoryi P. C. Everett; E. K. Balls 1958-4-29 23014 Riverside U.S. Highway 60/70, Indio to Blythe, 1 mile west of Cactus City. 548 Comment
  UCR227293  Perityle emoryi Jim Andre 2011-2-9 15928 Riverside Sonoran (Colorado) Desert, Mecca Hills, along Box Canyon Road at upper end of gorge, c. 6 mi south southeast of the junction with Hwy I-10, c. 12 mi west of Chiriaco Summit 284 Comment
  UCR97633  Perityle emoryi John Wear, N. Moorhatch 1997-3-13 s.n. Riverside San Jacinto Mtns. / Coachella Valley, S of Chino Canyon, at NW end of Palm Springs. 350 Comment
  HSC48210  Petalonyx linearis J. O. Sawyer, David Wheeler 1979-3-22 3340 Riverside Painted Canyon County Park in the Mecca Hills E of Indio. Comment
  CAS-BOT-BC167766  Petalonyx thurberi W. R. Dudley 1903-12-30 s.n. Riverside Two miles below Thousand Palms Comment
  CAS-BOT-BC326732  Peucephyllum schottii John H. Thomas 1957-3-30 6537 Riverside 0.8 miles east of Cactus City about 13 miles east of Coachella near U.S. Highways 60 and 70, Colorado Desert 518 Comment
  SEINET11809955  Peucephyllum schottii S. B. Parish, Parish, W. F. 1881-1 347 Riverside Whitewater River Comment
  UCR35127  Phacelia brachyloba L. B. Ziegler 1966-7-14 072 Riverside San Jacinto Mtns., Hemet (Garner) Valley 1463 Comment
  RSA427709A  Phacelia campanularia Ora M. Clark 1929-2-23 1551 Riverside N. Whitewater. Comment
  UCR244297  Phacelia campanularia subsp. vasiformis Jim Andre 2012-4-16 20875 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  SDSU18751  Phacelia cicutaria var. hispida C. Matt Guilliams, Jeannine Ross 2008-3-5 490 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
  RSA593695  Phacelia ciliata Steve Boyd, D. Bramlet 1996-4-19 8631 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
  UCR117376  Phacelia crenulata B. G. Pitzer 1998-2-1 3442 Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake, alluvial fan on north side of lakebed, from paved road down to lakebed 427 Comment
  JEPS2302  Phacelia crenulata var. ambigua Dr. L. M. Newlon 1922-4-3 426 Riverside 6 mi w Indian Wells; Colorado Desert Comment
  RSA727871  Phacelia crenulata var. ambigua Naomi S. Fraga, Lisa Rojas 2005-2-10 1361 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  SJSU11240  Phacelia crenulata var. ambigua T. N. Seeno 1963-4-12 279 Riverside Sky Valley 10 mi N of Palm Springs 426 Comment
  UCR165824  Phacelia crenulata var. ambigua John F. Green 2005-2-2 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 mi east of Desert Beach 24 Comment
  RSA709923  Phacelia crenulata var. minutiflora Sarah J. De Groot, Leland Lubinsky, Naomi S. Fraga, Lisa Rojas 2005-2-10 4583 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  SD237467  Phacelia crenulata var. minutiflora Dave Silverman 2010-3-30 8062 Riverside East flank of southern McCoy Mountains, 1.8 km W of Black Creek Road, 7.0 km E of McCoy Peak and 4.4 km north of I-10 182 Comment
  RSA156048  Phacelia curvipes Peter H. Raven 1962-5-18 17756 Riverside Junction [of] Main Divide Truck Trail with Ortega Highway, Santa Ana Mountains. 701 Comment
  RSA426205  Phacelia distans N. C. Cooper 1944-3-25 1017 Riverside Morongo Pass. 457 Comment
  SD185241  Phacelia distans G. K. Helmkamp 1998-4-4 3129 Riverside Junction of CA 62 and CA 177. 456 Comment
  UC702030  Phacelia distans Frank W. Gould 1943-4-18 2147 Riverside near Banning (on the Idlewild cutoff) Comment
  UCR117095  Phacelia distans A. C. Sanders, T. B. Salvato 2001-5-16 24291 Riverside Perris-Aguanga Basin, S of Hemet, 1/4 mi. south of Gibbel Rd. about 1 mile east of State St., foothills forming east end of Diamond Valley, 1 mi. SSE of Hemet Butte, south of mouth of Avery Cyn. 518 Comment
  UCR162408  Phacelia distans 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
  UCR279474  Phacelia distans A. C. Sanders, Jim Malusa 2017-3-29 43191 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, large canyon 2.8 km south of the confluence of Red Canyon and Salt Creek 460 Comment
  UCR8339  Phacelia imbricata subsp. patula B. Freeman 1969-7-25 690625- 34 Riverside San Jacinto Mtn., University of California James Reserve, Trailfinders' Camp, near Lake Fulmor, on road from Banning to Idyllwild 1646 Comment
  OBI30178  Phacelia minor Bruce H. Lewis 1970-3-16 T 18 Riverside 1 mi S of Temecula on a dirt rd, an area S of the State College Property Burned July, 1969 549 Comment
  POM259668  Phacelia minor P. A. Munz 1940-3-22 15655 Riverside Whitewater Canyon 2 miles north of Banning-Indio boulevard. Comment
  RSA428086  Phacelia minor Christopher Davidson 1973-4-1 1794 Riverside Agua Tibia Mountains. Highway 71/79 approximately 7 miles from junction of US 395 South. 412 Comment
  RSA428297B  Phacelia minor M. B. Dunkle 1933-4-5 3375 Riverside Jack Rabbit Trail 915 Comment
Read comments Mar 21 2011
  UCR114839  Phacelia minor Mitch Provance 1998-2-17 75 Riverside Jurupa Mountains, Slopes on the W side of Sierra Blvd, c. 0.7 km NNW of the Jensen Quarry 396 Comment
  UCR91607  Phacelia minor D. L. Banks 1995-4-11 0171 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn, east of the Dripping Springs Alcove, along the Dripping Springs Trail. 951 Comment
  UCR277765  Phacelia ramosissima Mitch Provance 2011-7-29 17041 Riverside Santa Ana River Valley, Santa Ana River Wash, area between Market St. and the 60 Freeway 244 Comment
  UCR262230  Phacelia umbrosa T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-23 3708 Riverside San Jacinto Mountains, San Jacinto River Canyon, along South Fork Trail (FSR 2E17), c. halfway between Hwy 74 and the bottom of the canyon 1274 Comment
  UCD89012  Phalaris lemmonii J. C. Roos 1966-3-24 s.n. Riverside Winchester (near Hemet). Comment
  UCR82279  Phalaris minor J. M. Stewart 1994-5-2 849 Riverside Sonoran (Colorado) Desert, Thermal. Fillmore St and Avenue 64 Comment
  POM49092  Phleum alpinum P. A. Munz 1924-7-27 8771 Riverside Deer Springs, San Jacinto Mountains 2470 Comment
  UCR2663  Phleum pratense F. M. Reed 1903-12-10 224 Riverside San Bernardino Valley/Upper Santa Ana River region, Riverside, Terraces Ranch [547 Chicago Ave., near Arroyo Tequesquite] 305 Comment
  UCSB26802  Phlox austromontana Wilken, Dieter 1969-6-30 Riverside Santa Rosa Springs; Santa Rosa Mtns 2377 Comment
  RSA97670  Phlox austromontana R. M. Straw 1954-6-10 610 Riverside Mountain Home Spring, Santa Rosa Mountain, San Jacinto Mountains. Comment
  RSA792342  Pholisma arenarium Doris Bowers s.n. Riverside Colorado Desert, Algodones Dunes? Comment
Read comments Mar 17 2014
  RSA674927  Pholistoma auritum Scott D. White, Pam DeVries 2000-4-25 7725 Riverside Temescal Valley: Corona area, eastern foothills of Santa Ana Mountains just above citrus groves. 412 Comment
  RSA784340  Pholistoma membranaceum J. D. Olmsted 1958-3-29 73 Riverside 3 miles N of Cottonwood Springs, which is 8 miles N of the southern entrance of Joshua Tree National Monument with interior drainage to Pinto Basin and just off Cottonwood Pass Road. 991 Comment
  UCR88302  Pholistoma membranaceum A. C. Sanders, K. C. Rose 1995-4-5 16391 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  CAS-BOT-BC134986  Phoradendron bolleanum N. Dunn; A. M. Martin 1932-3-26 s.n. Riverside Cottonwood Spring Comment
  LA209904  Phoradendron bolleanum H. Lewis; 1940-12-14 sn Riverside Santa Rosa Mountains, Pinon Flats Comment
  SD232810  Phoradendron bolleanum Scott D. White 1995-12-24 3796 Riverside Juniper Flats Rd. ca. 1.5 road miles N of jct. w/ SR 74. 609 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
  RSA650124  Phoradendron californicum David B. Dunn 1947-7-12 2978 Riverside Pushawalla Canyon, Indio Hills. Comment
  UC1078930  Phoradendron californicum Job Kuijt 1958-3-14 1495 Riverside 12.9 mi. s. Palm Desert 1066 Comment
  UCSB8022  Phoradendron californicum Keefe, Joseph 1967-2-26 Riverside 3.1 miles north of Imperial county line, south of Indio Comment
  UCR200324  Phragmites australis Steve Boyd 2007-4-20 11721 Riverside Peninsular Ranges: Perris-Aguanga Basin, southeastern end of the Gavilan Hills, north of Warm Springs Valley at upper end of 'Walsh Canyon,' c. 0.5 mi from junction with Lindel (aka Stovepipe) Road, on southwest facing slope just above old Melia adzedarach and across from driveway leading to 26875 Walsh Road 549 Comment
  UC494395  Physalis crassifolia C. L. Hitchcock 1932-4-7 12201 Riverside Corn Springs; e Riverside County Comment
  UCR178595  Physalis crassifolia R. G. Swinney 1967-5-26 142 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Snow Creek 381 Comment
  UCR35276  Physalis crassifolia L. B. Ziegler 1966-9-13 84 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., San Jacinto Mtns. Desert slope 701 Comment
  CLARK-A1528-279  Picris echioides John C. Roos 1951-9-25 5280 Riverside Riverside 259 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
  UC184  Pinus coulteri W. H. Brewer 1861-1-22 136 Riverside 75 mi se of Los Angeles (dry slopes of Santa Ana Range near Temescal); Temescal, Santa Ana Range Comment
Read comments Jul 6 2010
  LA6145  Pinus ponderosa A. H. Lange; 1951-5-27 sn Riverside San Jacinto Mountains, Tauquitz [Tahquitz] Peak Comment
  RSA0077527  Pinus ponderosa G. Wallace 1964-4-22 s.n. Riverside Idlewild Area. Comment
  UC205936  Pinus quadrifolia Ellsworth Bethel 1918-5-11 Riverside Nigger Jim Hill. 35 mi so. east San Jacinto. In Canyon and on hill near road from Hemet Valley to Coahuila. south side of Hill. Comment
Read comments Jun 4 2014
  UCR98769  Piperia elongata Scott D. White 1996-8-1 4420 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  UCR98005  Plagiobothrys arizonicus George K. Helmkamp, E. A. Helmkamp 1997-3-5 1332 B Riverside 2.8 mi SE of Gilman Hot Springs 518 Comment
  RSA699815  Plagiobothrys canescens Scott D. White, Michael Honer 2003-4-4 8944 Riverside Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. 366 Comment
  SEINET272339  Plagiobothrys canescens A. C. Sanders, G Helmkamp 1997-3-15 19927 Riverside Lake Skinner Area; hill E of Skinner Lake at NW end of Tucalota Hills. UTM 10km cell: MH-9E 1N. Skinner Reservoir 549 Comment
  UCR172214  Plagiobothrys canescens John F. Green 2006-5-3 s.n. Riverside Peninsular Ranges, French Valley, unincorporated Riverside County; along San Diego Aqueduct right of way between Benton Road and the obvious drainage to the south 412 Comment
  UCR44159  Plagiobothrys canescens A. C. Sanders 1986-6-1 6566 Riverside San Jacinto Mountains, Trail toward Spitler Peak from 'Hurkey Creek Camp to Bonita Vista' [=Apple Canyon] Road 1829 Comment
  RSA9016  Plagiobothrys canescens P. A. Munz, R. D. Harwood 1920-3-20 3383 Riverside 5 miles S of Corona. 305 Comment
  UCR92045  Plagiobothrys collinus Scott D. White 1995-3-30 2666 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
  RSA648063  Plagiobothrys collinus var. californicus Starr Streight 1982-4-17 36 Riverside Cajalco Road, 2 miles east of I-15; south of Corona. Comment
  UC25046  Plagiobothrys collinus var. californicus Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  RSA0042972  Plagiobothrys collinus var. fulvescens A. C. Sanders, Timothy W. Chumley 2013-4-2 40735 Riverside Temescal Canyon at west side of Horsethief Canyon Rd., south of I-15 Fwy, SE of Corona (Lee) Lake 390 Comment
  UCR30506  Plagiobothrys leptocladus John C. Roos 1952-5-7 5623 Riverside Flats at Edgemont 488 Comment
  UCR121203  Plagiobothrys nothofulvus D. E. Bramlet 1990-4-26 1974 Riverside Peninsular Range, E side of Rawson Canyon, c. 7000 ft. (1.3 mi.) south of Crown Valley and 8,500 ft. (1.6 mi.) NW of Black Mountain 579 Comment
  UCR178278  Plagiobothrys nothofulvus T. B. Salvato, Tracy Tennant 1998-1 MOR- 805 Riverside San Bernardino Mtns., Morongo Indian Reservation, upper Potrero Canyon, sag pond at Burro Flats, tree stand P-10 1098 Comment
  CAS-BOT-BC226238  Plantago erecta A. C. Sanders 2011-4-7 39035 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
  RSA615133  Plantago erecta A. C. Sanders, G. K. Helmkamp 1997-3-15 19970 Riverside Lake Skinner area, lower Rawson Canyon, along the dirt road toward Bachelor Mtn 457 Comment
  UC888365  Plantago erecta I. W. Clokey and B. C. Templeton 1930-4-9 467 Riverside n of Banning 1100 Comment
Read comments Mar 13 2011
  UCR1612  Plantago major R. G. Barber 1962-5-3 57 Riverside City of Riverside, near drainage ditch on UCR grounds at 4808 Chicago Avenue. Comment
  SEINET3090945 Image available Plantago ovata George K. Helmkamp, E. A. Helmkamp 1998-2-18 2720 Riverside Colorado Desert: Chuckwalla Valley; 0.3 mi S of Checkwalla Rd. on Graham Pass Rd. Comment
  UCR102721  Plantago ovata B. G. Pitzer 1998-1-24 3407 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
  POM126310A  Plantago ovata var. fastigiata Thos. Craig 1927-4-2 29 Riverside Canyon near Hidden Springs. Comment
  CAS-BOT-BC93217  Platanus racemosa Herman Knoche 1919-6-1 594 Riverside Palm Springs. Comment
  RSA725853  Platanus racemosa R. E. Riefner 2006-9-19 6 -445 Riverside Temecula Valley, c. 0.2 mi. west of I-15 Freeway along Temecula Creek, head of Santa Margarita River. 301 Comment
  CAS-BOT-BC91876  Platystemon californicus Cecil Hart 1922-5-21 2 Riverside San Jacinto Mountain. Comment
  POM305297  Platystemon californicus Henry J. Ramsey, Henry J. Ramsey 1940-3-15 545 Riverside S of Corona Comment
  RSA356727  Platystemon californicus Robert F. Thorne, E. W. Lathrop 1975-5-25 45557 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 Comment
  UC167975  Platystemon californicus Katharine Brandegee and Charlotte M. Wilder May 12 1905-May 17 1905 Riverside Wilders near Riverside; near Riverside Comment
  UCR35346  Platystemon californicus L. B. Ziegler 1967-4-25 119 Riverside Perris-Aguanga Basin, Pauba Ranch [SE of Temecula in Pauba Valley, off Hwy 79] 381 Comment
  UCSB30907  Platystemon californicus Marks, R. 1978-3-16 Riverside 3/4 mi. east of orange grove; at 3000 McAllister Dr; in Riverside 457 Comment
  POM13460  Plectritis ciliosa subsp. insignis Philip A. Munz, I. M. Johnston 1922-5-19 5389 Riverside Keen Camp, San Jacinto Mountains. 1463 Comment
  POM8116  Pleuraphis rigida Mary F. Spencer 1920-3-27 1533 Riverside Palm Springs Comment
  RSA778524  Pleuraphis rigida Amber Swanson, Linda Jean Foster 2011-10-8 634 Riverside Jct of Blythe Rice Rd and Hwy 62. 287 Comment
  RSA779620  Pleuraphis rigida Duncan S. Bell 2010-4-1 658 Riverside Arica Mountains: east side of the mountain range, west side of Rice Valley, near the lowest eastern drainage point for the Arica mountains; approximately 4.3 air miles southeast of the ghost town of Rice. 209 Comment
  RSA779690  Pleuraphis rigida Duncan S. Bell 2010-4-2 701 Riverside Arica Mountains: along jagged ridgeline of mountain range; in the Palen/McCoy wilderness., Collecting on a sand ramp located just below the ridgeline on the eastern side that was trapped between the ridgeline and the steep narrow rocky canyons below it. 595 Comment
  RSA796019  Pleuraphis rigida Duncan S. Bell 2009-4-18 233 Riverside Arica Mountains; northeast of range, approximately 1 air mile south of the ghost town of Rice. 248 Comment
  UC677602  Pleuraphis rigida A. A. Beetle 1942-4-22 3183 Riverside Rt. 60 and 70, 5 mi e Shaver's Summit; e of Shaver's Summit Comment
  UCR243173  Pleuraphis rigida LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4356 Riverside Transverse Ranges; San Bernardino Mountains, Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat Canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W. Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon 871 Comment
  CAS-BOT-BC326637  Pleurocoronis pluriseta Roxana S. Ferris; Ruth P. Rossbach 1938-5-16 9572 Riverside Mecca Hills 2 miles up Painted Canyon Comment
  HSC25078  Pleurocoronis pluriseta Richard Spjut 1972-2-1 2171 Riverside Colorado Desert; N base and slopes of the Chuckawalla Mts., ca. 3-4 mi. S of Desert Center 305 Comment
  HSC66615  Pleurocoronis pluriseta Christopher Davidson, Josephine Jones 1980-4-4 9948 Riverside Orocopia Mtns., W end of mountains almost due S of Oro Peak 518 Comment
  RSA695628  Pleurocoronis pluriseta J. R. Bruff 1933-1-1 s.n. Riverside Travertine Point, south of Indio. Comment
Read comments Oct 30 2011
  UCR227002  Pleurocoronis pluriseta Jim Andre 2011-2-2 16223 Riverside Coachella Valley, mouth of Big Morongo Wash, 1 mi east of Hwy 62, just north of North Indian Canyon Road, west of Desert Hot Springs, 7.5 mi north of Hwy I-10 487 Comment
  UCR75043  Pleurocoronis pluriseta A. C. Sanders, E. J. Lawlor 1992-4-4 12157 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  SEINET10801072  Pluchea sericea David B. Dunn, A. Folsom 1948-6-17 Dunn 3811 Riverside Above quad one. At camp in Pushawalla Canyon under palms. Comment
  RSA715315  Poa annua A. C. Sanders 2006-5-19 32396 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
  LA206408  Poa nevadensis Frank W. Gould; 1944-4-5 2234 Riverside 17 mi. E of Temecula on highway 79 Comment
  JEPS50569  Polygonum argyrocoleon W. L. Jepson 1927-4-14 11711 Riverside Oasis station Santa Rosa Mts. Comment
  RSA495426  Polypodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-12 2952 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  UCR231751  Polypogon monspeliensis John F. Green 2008-4-21 03- 01 Riverside Peninsular Range, south edge of Perris, drainage way between housing tracts, west of Goetz Rd. and Alabaster Loop, east of the San Jacinto River 457 Comment
  UCR280824  Polypogon monspeliensis T. B. Salvato, Gregg Miller 2005-6-3 1364 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto River c. 2.5 mi SSW of Perris, 1.5 mi downstream of Goetz Road where the river leaves the Perris Plain and enters the hill area above Railroad Canyon 427 Comment
  JOTR30282  Polypogon viridis La Doux, Tasha, Alice Miller 2007-5-31 1778 Riverside Joshua Tree National Park. Stop 2: Cottonwood Springs/Oasis; in wet soil at oasis. 893 Comment
  RSA679172  Polystichum imbricans subsp. curtum Fred M. Roberts 2003-6-25 5953 Riverside Santiago Peak, south slope, Main Divide truck Trail, c.a. 0.1km S Bear Springs. 1219 Comment
  SEINET10858335  Populus fremontii subsp. fremontii Nye Leith, Greg Gust 2005-3-11 Nye 64 Riverside Lake Elsinore. Mission Trail Rd. Ca. 1 mile S of the intersection of Mission Trail on Malaga Rd.. Comment
  RSA753027  Populus nigra A. C. Sanders, D. L. Sanders 2008-9-27 36107 Riverside Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. and Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 165 Comment
  CAS-BOT-BC356167  Porophyllum gracile Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9537 Riverside 2 miles from Cottonwood Springs, Cottonwood Mts. Comment
  CAS-BOT-BC356170  Porophyllum gracile A. J. McC. 1892-4-1 109 Riverside Elsinore Comment
  JOTR35070  Porophyllum gracile La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3522 Riverside Joshua Tree National Park. Southern end of Coxcomb Mountains with exposed metasedimentary rocky slopes; above narrow side canyon Comment
  RSA585499  Porophyllum gracile D. L. Banks, S. D. Boyd 1995-5-9 0361 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
  UCR102718  Porophyllum gracile B. G. Pitzer 1998-1-24 3404 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
  UCR193756  Potentilla gracilis A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35561 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.25 mi SW of Fleming Ranch, nameless tributary NW of Herkey Crk., north of Bonita Vista Rd. and NE of May Valley Rd. 1555 Comment
  JOTR34235  Prenanthella exigua Harding, Mitzi 2010-6-3 37 Riverside Joshua Tree National Park. bajada west of Eagle Mountain, approx. 1 mi NE of Cottonwood Visitor Center, approx. 1/2 mi. east of Rte. 11 975 Comment
  RSA774312  Prenanthella exigua Duncan S. Bell, The Desert Survivors Organization 2011-4-8 2188 Riverside Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177. 470 Comment
  SEINET695566  Proboscidea louisianica Howard Scott Gentry 1948-6-30 8181 Riverside Gentry Farm, ca. 3 miles northeast of Murrieta. Comment
  UCR108726  Prosopis glandulosa Scott D. White, Sandy Leatherman 1998-4-15 6284 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
  POM244814  Prosopis glandulosa var. torreyana E. C. Jaeger 1938-8-15 s.n. Riverside Cottonwood Creek, 20 miles south of Hemet 976 Comment
  CSUSB949  Prosopis juliflora Steven M. Chambers 1970-4-12 Riverside On rocky hillside near bottom station of the Palm Springs Aerial Tramway, Chino Canyon. 761 Comment
  POM11503  Prunus emarginata Philip A. Munz 1922-7-6 6032 Riverside Between Tahquitz and Round Valleys. 2226 Comment
  UCR85273  Prunus fasciculata Bern Schwenn 1994-4-17 s.n. Riverside Southern Mojave Desert, Joshua Tree National Monument, north side of Hexie Mtns, near Hidden [and Stirrup] Tanks 1067 Comment
  CAS-BOT-BC151115  Prunus fremontii Philip A. Munz 1937-5-30 15133 Riverside Dos Palmos Spring, north end of Santa Rosa Mts. 1097 Comment
  SBBG3057  Prunus fremontii M. Van Rensselaer 1937-6-23 Riverside Palms to Pines Hwy Comment
  SD73396  Prunus fremontii Nancy Ryan Zabriskie, Walter Zabriskie 1969-4-2 180 Riverside Upper slopes northwest of end of Andreas Canyon Club Road 487 Comment
  UCR22038  Prunus ilicifolia Steve Boyd 1980-6-4 316 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  UCR43352  Prunus ilicifolia subsp. ilicifolia R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61195 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: Cole Canyon. 534 Comment
  RSA653709  Psathyrotes ramosissima Scott D. White 2000-3-23 7638 Riverside Coachella Valley, Thousand Palms area: N terminus of Rio del Sol Road at intersection with Vista Chino. Proposed aggregate mine expansion. 152 Comment
  SBBG133559  Pseudognaphalium biolettii S. C. White 2004-4-26 10263 Riverside San Jacinto Mtn foothills, Soboba Indian Reservation, Indian Crk Watershed 518 Comment
  UC485715  Pseudognaphalium biolettii Robinson and Crocker 1916-3-29 570 Riverside near Murietta; Santa Ana Mts. Comment
  UCD135038  Pseudognaphalium biolettii Steve Boyd; Tim Ross, Laurel Arnseth 1989-4-1 3189 Riverside Vail Lake area, head of Temecula Creek Canyon at the dam. 426 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
  CAS-BOT-BC356792  Pseudognaphalium californicum Peter H. Raven 1958-5-17 12953 Riverside 7.4 miles south-east of Banning on road to Idyllwild, San Jacinto Mountains Comment
  POM415953  Pseudognaphalium stramineum M. B. Dunkle 1933-7-20 3697 Riverside Idyllwild, San Jacinto Mountains. 1616 Comment
  RSA785189  Psilocarphus brevissimus D. E. Bramlet 1993-5-5 2340 Riverside along a NE-SW access road between Olsen and Dawson Canyons, leading to the Black Rocks region; 426 m east of the El Sobrante landfill and 518 m north of Dawson Canyon 427 Comment
  UCR116994  Psilocarphus brevissimus A. C. Sanders, T. B. Salvato 2001-5-3 24103 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  UCR266339  Psilocarphus brevissimus D. E. Bramlet 1993-5-8 2342 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, San Jacinto Wildlife Area, Lovell Unit, east of Davis Rd. and north of old San Jacinto River channel 433 Comment
  SD68944  Psilocarphus brevissimus var. brevissimus Robert F. Thorne, E. Lathrop and O. Clark, and S. Carlquist 1968-4-18 37436 Riverside Mesa de Colorado, Rancho Californioa, Santa Rosa Plateau. 669 Comment
  CAS-BOT-BC346365  Psorothamnus Dr. E. Rixford 1917-4-17 s.n. Riverside Coachella Valley Comment
  SD124816  Psorothamnus arborescens var. simplicifolius Scott Cantrell 1986-3-28 86 Riverside Desert Hot Springs, near Highway 62 and Indian Ave. 518 Comment
  SEINET4560368  Psorothamnus emoryi Aaron C. Sedwick, Cody Leslie 2012-1 121 Riverside Mojave Desert; Southcentral Mojave Desert region: South of 29 Palms Hwy 62 in a wash ~ 3 mi. east of Chadwick Rd. West of Ironage road ~1500 ft 243 Comment
  UC61515  Psorothamnus emoryi L. D. Copeland May 1904 Riverside West Canyon , West Canyon (Palm Springs) Comment
  CAS-BOT-BC340870  Psorothamnus schottii Marcus E. Jones 1926-6-8 s.n. Riverside Whitewater Comment
  CAS-BOT-BC340900  Psorothamnus schottii Ira L. Wiggins 1937-3-9 8754 A Riverside 5 miles west of Shaver's Well Comment
  CAS-BOT-BC340924  Psorothamnus schottii Elizabeth McClintock 1964-4-8 s.n. Riverside East of Indio Comment
  SBBG27794  Psorothamnus schottii D. Myrick 1964-4-30 814 Riverside Pines to Palms Hwy 74, 5 mi W of Palm Desert 304 Comment
  UCR30050  Psorothamnus schottii A. C. Sanders 1983-4-24 3800 Riverside Sonoran (Colorado) Desert, alluvial fan at the NW end of Orocopia Mountains along Hwy 195, c. 3 miles NE of Shavers Well and 2.7 miles NE of the point where the road enters Box Canyon 367 Comment
  JOTR32399  Psorothamnus spinosus Harding, Mitzi, A. Benton 2011-7-13 16 Riverside Joshua Tree National Park. Pinto Basin; Smoke Tree Wash; sandy, open flat along Pinto Basin road, just north of Smoke Tree Wash 809 Comment
  RSA796110  Psorothamnus spinosus Duncan S. Bell 2009-4-20 321 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  CAS-BOT-BC72615  Pteridium aquilinum Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla 1990-4-2 3977 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Sta. 609 Comment
  UC218675  Pteridium aquilinum var. pubescens P. A. Munz 1922-7-7 6035 Riverside Tamarack Valley; San Jacinto Mts 2804 Comment
  SEINET8713957 Image available Pteris aquilina Jean Coulson 1959-1 s.n. Riverside San Jacinto Mts. Riverside CountyCalifornia 4 mi. N of Pine Grove on Fork of San Jacinto, Ele. 5000 ft. , On Banning road. 100 yds up stream. Comment
  CAS-BOT-BC421256  Pterostegia drymarioides Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Idyllwild 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
  UCR116924  Pterostegia drymarioides A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-9 24221 Riverside Perris-Aguanga Basin region, Hemet, SE of intersection of State Street and Gibbel Rd., small hill (1684 ft. at summit) at east end of Diamond Valley, 1 mi. SSW of Hemet Butte 513 Comment
  CDA7612  Pulicaria paludosa A. C. Sanders, Chet McGaugh 2001-7-26 24472 Riverside Perris-Aguanga Basin region; Mockingbird Creek, beside Harley John Rd. just above Mockingbird Canyon Rd., Woodcrest area, Riverside Comment
  UCR112801  Punica granatum A. C. Sanders 1997-5-1 20615 Riverside Lake Skinner area, old house site at gated road junction into Shipley Reserve area, c. 1 km NE of Lake Skinner in mouth of Rawson Creek Canyon 457 Comment
  CDA40753  Pycnanthemum californicum C. R. Tower Jun 1954 s.n. Riverside In a canyon on the north side of the Santa Ana Mountains, facing towards Corona. 0 Comment
  RSA0081603  Pyrola aphylla R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38139 Riverside San Jacinto Mountains: San Bernardino National Forest. Above James Reserve in Hall Canyon. On hill above lake. 1677 Comment
  RSA0083325  Pyrola picta Mary F. Spencer 1923-7-8 2219 Riverside [Illegible portion of locality information on top of label.] Banning road in Idyllwild, San Jacinto Mt. 1829 Comment
  RSA0091963  Quercus Mitch Provance 2012-8-31 17434 Riverside San Bernardino Mountains: Banning Bench, along E side of Bluff St, overlooking the San Gorgonio River. 1067 Comment
  SEINET1007995  Quercus agrifolia A. C. Sanders, R. E. Riefner Jr. 2005-1 31559 Riverside San Jacinto Mnts: Valley Hi County Park (closed) off Hwy 243 and Twin Pines Rd. at McMullen Flat. 1189 Comment
  UCD45052  Quercus agrifolia K. R. Montgomery 1969-7-9 69 26 Riverside Wilson Valley. Elev. C. 3500', 18 miles south of Hemet, Riverside County, California. 1066 Comment
  SDSU13475  Quercus agrifolia var. agrifolia James C. Dice, Ruth Miller 1987-11-23 753 Riverside Santa Margarita Ecological Reserve: near northeast edge of Reserve, at north edge of Eucalyptus planting. T8S, R3W, Section 22. 366 Comment
  UC219580  Quercus agrifolia var. oxyadenia P. A. Munz 1922-7-3 5955 Riverside Vandeventer Flat San Jacinto Mt. 1371 Comment
  UCR158803  Quercus agrifolia var. oxyadenia A. C. Sanders, R. E. Riefner Jr. 2005-8-12 31556 Riverside San Jacinto Mtns., Valley Hi County Park (closed) off Hwy 243 and Twin Pines Rd. at McMullen Flat 1189 Comment
  RSA795820  Quercus berberidifolia C. P. Cowan 1978-4-25 1287 -A Riverside 6.7 (10.7 km) miles SW on 74 from jct. with 71, 4.6 (7.3 km) miles from Lake Elsinore, Santa Ana Mountains, Cleveland National Forest. Whittaker transect #W-229. Comment
  UCR264620  Quercus berberidifolia Mitch Provance, Jeremiah George 2012-8-4 812- 32 Riverside Western Riverside County, Badlands south of Beaumont, Potrero Creek, E side of Highland Springs Ave., between Breckenridge and the entrance to Potrero 752 Comment
  UCR264648  Quercus berberidifolia Mitch Provance, Jeremiah George 2012-8-4 812- 35 Riverside Western Riverside County, Badlands south of Beaumont, Potrero Creek, E side of Highland Springs Ave., between Breckenridge and the entrance to Potrero 752 Comment
  UCR275942  Quercus berberidifolia T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-26 3791 Riverside San Jacinto Mountains, Rouse Ridge, east of Rouse Hill on 4WD road 2E17 (becoming a foot trail), c. 0.7 mile north of Rouse Ridge Road (5S15), NE of Milky Spring, San Bernardino National Forest 1476 Comment
  UCR277497  Quercus berberidifolia Mitch Provance 2012-4-20 412- 35 Riverside San Timoteo Canyon, 0.8 mi south-southeast of the SCE El Casco Substation, on the south side of San Timoteo Canyon Rd./Oak Valley Parkway 671 Comment
Read comments Jul 22 2018
  UCR90742  Quercus berberidifolia Scott D. White 1995-4-5 2753 Riverside Perris Valley, Lakeview Mountains; SW of Juniper Flat Road 579 Comment
  UCSB1061  Quercus chrysolepis Neely, William 1948-10-3 Riverside Hill slopes of Fern Valley, Idyllwild, San Jacinto Mts. 2072 Comment
  JOTR35508  Quercus cornelius-mulleri La Doux, Tasha, D. Shade, S. De Groot, N. Fraga, L. Washburn 2013-4-26 3195 Riverside Joshua Tree National Park. Little San Bernardino Mtns, lower Smithwater Canyon (Biodiversity Hunt stop4) 1219 Comment
  SBBG44658  Quercus cornelius-mulleri W. B. Holt 1941-10-21 9 -1941 Riverside near Split Rock, Joshua Tree Nat Monument Comment
  SD126462  Quercus cornelius-mulleri A. C. Sanders, E. J. Lawlor 1988-10-22 8720 Riverside Santa Rosa Mountains, Pinyon Flats area, near the Dolomite Mine on the trail to Horsethief Creek 1200 Comment
  UCD45615  Quercus cornelius-mulleri Mary L. Bowernan 1946-4-15 4101 Riverside Joshua Tree National Monument, Live Oak Tank (3 mi. W. of junction of Keyes Point and Pinto Basin Highway), adjacent to wash (20 feet from #4100, an aberrant oak tree). Comment
  CAS-BOT-BC86541  Quercus dumosa C. H. Muller 1941-8-10 4844 Riverside San Jacinto Mts. 12 mi SE of Keen Camp Comment
  JOTR31147  Quercus john-tuckeri La Doux, Tasha 2009-6-3 1857 Riverside Joshua Tree National Park. (Stop 2): Little San Bernardino Mountains, Covington Flats Area, Covington Spring 1396 Comment
  POM13705  Quercus palmeri P. A. Munz, I. M. Johnston 1922-5-21 5513 Riverside Head of Hemet Valley, along edges of valley from Kenworthy 1524 Comment
  RSA783155  Quercus wislizeni J. D. Olmsted 1962-5-3 3501 Riverside 5 degree S slope with south population of Quercus keloggii on Thomas Mt. 1768 Comment
  CLARK-A1528-2908  Quercus wislizeni var. frutescens John C. Roos 1947-1-4 3196 Riverside Box Springs Mountains 487 Comment
  RSA167  Quercus wislizeni var. frutescens J. T. Howell 1927-8-2 577 Riverside Road to Hemet, Mt. San Jacinto. 1372 Comment
  JEPS29289  Rafinesquia neomexicana Rimo Bacigalupi, and L. Heckard, and P. C. Hutchison 1962-3-23 8360 a Riverside 1.9 mi sw San Bernardino County line (lower end of Morongo Wash); Morongo Wash 609 Comment
  POM15166  Rafinesquia neomexicana Mary F. Spencer 1922-3-23 1127 Riverside Painted Canyon, Mecca, Colorado Desert -30 Comment
  RSA778629  Rafinesquia neomexicana Duncan S. Bell 2009-3-8 70 Riverside Arica Mountains: the north tip of the mountain range approximately 3 air miles northwest of Priest Well, or approximately 5.5 air miles southwest of the ghost town of Rice. 404 Comment
  UC829468  Rafinesquia neomexicana C. L. Hitchcock 1940-4-2 5919 Riverside wash Cottonwood Spring (Joshua Tree National Monument); , Cottonwood Spring wash Comment
  UCR84839  Rafinesquia neomexicana A. C. Sanders, K. Rose, D. Woodard 1995-3-15 16135 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  UC1930014  Ranunculus californicus Scott D. White, Justin Wood 2008-5-15 12006 Riverside San Jacinto Mountains: Johnson Meadow. Comment
  UCR50423  Ranunculus californicus L. F. LaPre, Jack Easton 1988-1-27 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro, Santa Rosa Springs Ranch Comment
  POM12901  Ranunculus cymbalaria var. saximontanus P. A. Munz 1922-6-30 5897 Riverside Santa Rosa Mts.: Santa Rosa. 1982 Comment
  UC827712  Ranunculus cymbalaria var. saximontanus Crawford and Johnston 1917-6-9 1219 Riverside near Corona; Santa Ana River Comment
  POM128388  Ranunculus hebecarpus Thos. Craig 1927-4-23 222 Riverside Glen Ivy. Comment
  RSA524456  Rhamnus crocea Steve Boyd, Tim S. Ross, L. Arnseth, J. Bonilla 1990-4-3 4075 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
Read comments Nov 5 2011
  RSA505024  Rhamnus ilicifolia D. Charlton 1988-5-21 1909 Riverside Thomas Mountain Rd, from North to South. West of Garner Valley and South of Lake Hemet on Hwy 74 1677 Comment
  UCR270189  Rhamnus ilicifolia A. C. Sanders, Jeanne Marie Acceturo & participants in Jepson Workshop 2016-4-2 42405 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
  UCR53758  Rhamnus ilicifolia Ward B. Holt 1941-10-23 1941- 18 Riverside Southern Mojave Desert, Near Split Rock, Joshua Tree National Monument Comment
  RSA674923  Rhamnus tomentella subsp. cuspidata Scott D. White, Pam De Vries 2000-4-25 7731 Riverside Temescal Valley: Corona area, eastern foothills of Santa Ana Mountains just above citrus groves. 412 Comment
  UCSB31577  Rhododendron occidentale Griesel, Wesley 1962-6-29 Riverside Dark Canyon, San Jacinto Mts. 1920 Comment
  POM15029  Rhododendron occidentale var. californicum Mary F. Spencer 1922-6-26 698 Riverside pr. [=near] Idyllwild. 1524 Comment
  UCR527  Rhus aromatica Eugene Cardiff, Ken Smith 1954-4-5 s.n. Riverside Upper Santa Ana River/San Bernardino Valley, Jurupa Mountains, northwest of Riverside 671 Comment
  CAS-BOT-BC167923  Rhus integrifolia Steve Boyd 1981-1-9 s.n. Riverside Gavilan Hills region, narrows in central Dawson Canyon 487 Comment
  RSA756344  Rhus lancea O. F. Clarke 2009-5-11 s.n. Riverside Riverside, UCR Campus, NW corner of upper reservoir 358 Comment
  UC1130518  Rhus ovata A. Lewis 1933-2-2 151 Riverside Lewis Valley 701 Comment
  UCR87634  Rhus ovata A. C. Sanders 1994-5-29 14549 Riverside San Bernardino Mtns, Morongo Indian Reservation, low pass between Millard Canyon and Potrero Creek 793 Comment
  JEPS66273  Rhus trilobata W. L. Jepson 1928-4-25 12571 a Riverside Cottonwood Spring; Colorado Desert 731 Comment
  POM614517  Ribes indecorum A. C. Sanders 1994-1-30 14229 Riverside Box Springs Mtns at the head of Two Trees Canyon. 686 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
  RSA615137  Ribes indecorum A. C. Sanders, O. F. Clarke, H Foster 1997-3-2 2320 Riverside Box Springs Mountains E side of the range in Pigeon Pass area, above W end of Quail Call Drive, in canyon just west of section line. 610 Comment
  RSA761166  Ribes nevadense Shawn Krosnick, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 700 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  RSA5919  Ribes nevadense var. jaegeri Carl B. Wolf 1932-8-5 3968 Riverside Along trail from Tahquitz Valley to San Jacinto Peak. Above the small stream and meadows feeding Tahquitz Creek. 2805 Comment
  UC1127499  Ribes quercetorum R. St. John 1923-1-23 176 Riverside s Willow Canyon; San Jacinto Quadrangle Comment
  POM319730  Ricinus communis Patricia Wilder 1970-10-30 4855 Riverside Along road on south side of Prado Flood Control Basin east of Prado Dam. East of Chino Hills, Santa Ana River Drainage Area. 152 Comment
  UCR125229  Rorippa nasturtium-aquaticum Mitch Provance, Twoc Tran 1998-5-30 560 Riverside Jurupa Mountains, N end of 'Wilder's Canyon' (E fork of Pyrite Canyon), c. 0.25 miles SE of peak 1538. 351 Comment
  UCR59511  Rorippa nasturtium-aquaticum Steve Boyd 1989-4-7 3563 Riverside Peninsular Range, Vail Lake area; along Arroyo Seco drainage from jct with Kolb Creek, S to within 0.25 mi of Hwy 79. 457 Comment
  UCR16767  Rosa californica W. C. Anderson 1967-8-15 s.n. Riverside San Jacinto Mtns., Fuller Mill Creek Camp, 6 miles north of Idyllwild off Banning-Idyllwild Road 1585 Comment
  UCR188225  Rosa californica Naomi Fraga, V. Arvizu, Elizabeth Kempton, T. Thibault 2006-6-7 1698 Riverside San Jacinto Mountains, east of Fobes Ranch Road, about 1.5 mi south of Fobes Ranch 1616 Comment
  UCR199625  Rubus ursinus Scott D. White 2004-4-26 10260 Riverside San Jacinto Mountain Foothills, Soboba Indian Reservation, Indian Creek Watershed 671 Comment
  UCR96710  Rumex crispus A. C. Sanders 1997-3-1 19725 Riverside Riverside, Box Springs Mtns.: Coyote Hill (Bench Mark 'Versity', 1386 ft.) and ridge S and SE of the UCR Botanic Garden 427 Comment
  UCR41055  Rumex dentatus O. F. Clarke 1985-5-13 s.n. Riverside San Jacinto River Valley, Gun club ponds east of Davis Road, a short distance north of Lakeview, east of the Bernasconi Hills 428 Comment
  RSA528094  Rumex hymenosepalus Scott D. White 1991-4-10 91 -61 Riverside Diamond Valley area, ca. 1/2 mi. E of Mica Butte, and S of Cactus Valley Road 518 Comment
  UCR116591  Rumex obtusifolius A. C. Sanders, T. B. Salvato 2001-5-24 24368 Riverside Perris-Aguanga Basin, Temecula, Long Canyon west of Del Rey Rd., along bottom of canyon west of junction of Av. [Calle] Pina Colada 345 Comment
  RSA717629  Rumex salicifolius Scott D. White 2006-4-27 11288 Riverside Perris Basin/San Jacinto Mtn Foothills: Santa Rosa Hills, S. of Hemet. 549 Comment
  RSA192057  Rumex salicifolius var. denticulatus H. A. Zuill 1966-6-27 251 Riverside At Fisherman's Camp in Tenaja Canyon, about 13 miles SW of Murrieta. Comment
  RSA596112  Rumex salicifolius var. salicifolius D. L. Banks 1996-11-7 1201 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; At the end of the main road in the Reservation, 150 m E of the spring on the northern fork of Pechanga Creek at the E end of the Reservation. 579 Comment
  UCR101585  Salazaria mexicana Bern Schwenn 1998-4-2 s.n. Riverside Sonoran (Colorado) Desert, S slope of Eagle Mtns, Hayfield 'Cove', a wide cyn mouth c. 2.5 mi. (airline) ENE of Hayfield Pumping Station & 0.75 mi. SE of Hayfield Spring 544 Comment
  RSA0011880  Salazaria mexicana Lee Haines 1954-5-16 Riverside Pines-to-Palms Hgw., west slope of Deep Canyon. 1158 Comment
  CAS-BOT-BC103902  Salix exigua F. R. Fosberg 1932-3-13 8077 Riverside Thousand Palms Canyon, Choachella Valley Comment
  JOTR30775  Salix exigua La Doux, Tasha, Mike Bell, Katy Matthews 2007-4-4 1886 Riverside Joshua Tree National Park. Little San Bernardino Mountains: (Stop 6) Smith Water Canyon 1264 Comment
  POM295747  Salix exigua Lyman D. Benson 1946-4-15 12047 Riverside Canyon on Twenty-nine Palms Road from Whitewater. 457 Comment
  UCR26527  Salix exigua A. C. Sanders, S. Hagopian 1981-5-20 2130 Riverside Agua Tibia Mountains Area, Wolf Valley, SE of Temecula, at the junction of Road S16 with the road to the Pechanga Indian Reservation 351 Comment
  RSA0010969  Salix exigua var. exigua N. C. Cooper 1944-4-8 1057 Riverside Andreas Canyon. 305 Comment
  JOTR36422  Salix exigua var. hindsiana La Doux, Tasha, K. Callahan, M. Harding, M. Levandowski 2013-5-9 3367 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Stubbe Springs, near guzzler and spring on densely vegetated slope (STOP1) 1371 Comment
  CAS-BOT-BC108118  Salix gooddingii I. M. Johnston 1918-5-30 2018 Riverside Lee Lake, Temescal Canyon [Canon] 335 Comment
  CAS-BOT-BC108119  Salix gooddingii Munz; Street; Williams 1919-3-26 2342 Riverside Fig Tree John's Spring, Salton Sea - Colorado Desert -45 Comment
  POM2034  Salix gooddingii I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon. 457 Comment
  RSA0030818  Salix hindsiana var. leucodendroides H. P. Bracelin 1932-4-12 599 Riverside East side of bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside. 240 Comment
  LA208713  Salix jepsonii E. McClintock; 1938-4-10 sn Riverside Humphries Reservoir, Soboba Indian Reservation, San Jacinto Comment
  RSA381082  Salix laevigata Robert F. Thorne, Steve D. Boyd, E. W. Lathrop 1985-7-18 61179 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon.Santa Rosa Island. W side of Tecolote Canyon, just S of Smith Highway. 535 Comment
  SD232797  Salix laevigata A. C. Sanders, S. Hawkins, J. Goetzen & D. Freeman 1996-5-1 18102 Riverside San Bernardino Mtns.: Morongo Indian Reservation, vicinity of natural pond & bog at SE edge of Burro Flats. 1096 Comment
  UC634547  Salix laevigata H. L. Mason 1928-3-10 4170 Riverside Snow Creek Colorado Desert, White Water River Valley, Snow Creek Comment
  UC846611  Salix laevigata Joseph Andorfer Ewan 1933-3-19 10903 Riverside Santa Ana R. at Prado; Santa Ana R. Comment
  UCR164069  Salix laevigata John F. Green 2005-11-2 s.n. Riverside Peninsular Range, Southern Santa Ana Mtns., Santa Rosa Plateau, La Cresta area, Los Alamos Canyon 1.5 mi. SW of Los Alamos Ranch, just outside Cleveland Nat. Forest boundary 564 Comment
  RSA613316  Salix lasiolepis D. L. Banks 1997-3-1 1381 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, west of Pala Road. Reservation lands west of the casino and along Pechanga Creek. 329 Comment
  RSA586840  Salsola tragus D. L. Banks, Peter Morrell 1995-5-4 307 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, N of the Wildhorse Trail, on metasedimentary hills N of Wildhorse Peak. 622 Comment
  SEINET6655643  Salsola tragus R. E. Riefner Jr. 2006-11-14 06 -675 Riverside City of Riverside, Main St at Russell St.; 0 259 Comment
  RSA771348  Saltugilia latimeri Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4823 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.02559, W116.69098 and N34.02135 and W116.68712. 915 Comment
Read comments Jul 19 2015
  CHSC89887  Salvia apiana L. P. Janeway 2004-5-8 8076 Riverside Peninsular Ranges. Santa Ana Mountains, Los Alamos Canyon; along Wildomar Road 0.8 km east of its crossing of Los Alamos Creek. 488 Comment
  UC534837  Salvia apiana Victor Duran 1933-7-1 3491 Riverside near Santa Rosa; Santa Rosa Mts. 1828 Comment
  CLARK-A1528-592  Salvia columbariae Charlotte Stocks 1962-4-20 Riverside Whitewater Canyon Comment
  RSA291604  Salvia columbariae C. W. Tilforth, Walter Wisura 1979-4-11 1790 Riverside Hills on south side of Lake Skinner, east of Murrieta. 427 Comment
  RSA401477  Salvia columbariae Gale Sphon 1955-4-2 s.n. Riverside Perris. Comment
  RSA401492A  Salvia columbariae Bruce M. Crawford 1932-5-1 s.n. Riverside 15 miles east Windmill springs [At or near Windmill Tank] Comment
  UC1979530  Salvia columbariae Darin L. Banks, Steve Boyd 1995-4-5 133 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove, along the Dripping Springs Trail. Comment
  RSA0045242  Salvia columbariae W. Marquart 1938-3-12 s.n. Riverside Ten mi. west of Desert Center. Comment
  UCR260581  Salvia columbariae var. columbariae A. C. Sanders, Nina Kidd, Jeff Crain 2015-3-31 41531 Riverside Peninsular Range; Eastern Foot of Santa Ana Mtns., Temescal Canyon, northwest of El Hermano Road junction along sandy wash of Temescal Creek 313 Comment
  RSA580344  Salvia eremostachya L. Haines, L. Erickson 1937-4-10 s.n. Riverside Palms to Pines Hwy near road to Shumway. Comment
Read comments Dec 17 2011
  RSA6729  Salvia eremostachya B. D. Stark 1933-4-2 4537 Riverside 3 miles below Pinyon Flats, San Jacinto Mts. (Palms to Pines Road). 1067 Comment
  UCR142875  Salvia eremostachya P. A. Munz 1937-5-30 15109 Riverside Peninsular Ranges; San Jacinto Mountains region, Dos Palmas Spring, north end of Santa Rosa Mountains 1098 Comment
  UCR4451  Salvia eremostachya Frank C. Vasek 1960-3-24 600324- 28 Riverside Santa Rosa Mtns., Palms-to-Pines Highway, 4.8 miles east of Pinyon Flat [near Dos Palmas Spring] at a long wide turnoff on north side of road 1067 Comment
  SEINET13947460 Image available Salvia greatae Jon M. Stewart 1986-1 86 -8 Riverside South fork of Hidden Spring Canyon, Mecca Hills. (T7S, R10E, SW1/4 of NE1/4 sec. 12) 1000 ft alt. 305 Comment
  RSA434139  Salvia mellifera Gale Sphon 1955-3-5 s.n. Riverside Horsethief Canyon, Elsinore Mountains. Comment
  SEINET2445422  Salvia mellifera Daphne K. Christopher, Hannah Stevens 2003-4-4 88 Riverside Uc Riverside, Motte Rimrock Reserve. 530 Comment
  UC883960  Salvia mellifera C. L. Hitchcock 1940-4-12 6047 Riverside 8 mi nw Elsinore 457 Comment
  UCR173153  Salvia mellifera Abby Sirulnik 2000-4-18 13 Riverside South Coast; Perris Basin, Motte Rimrock Reserve, NW of Perris 610 Comment
  UCSB41856  Salvia mellifera Weidert, E. 1970-5-22 Riverside Perris Hills Gavalin Canyon 365 Comment
  SEINET2076829  Salvia pachyphylla S. Rhodes, L. Brandt, R. Taylor, M. Hansen 1999-1 Riverside Comment
  POM13403  Salvia pachyphylla subsp. pachyphylla E. C. Jaeger 1922-8-20 1010 Riverside North slope of San Jacinto Mountain. 1829 Comment
  CAS-BOT-BC233334  Salvia vaseyi W. G. Wright 1890-4-1 s.n. Riverside Whitewater, Colorado Desert Comment
  UCR121092  Sambucus mexicana A. C. Sanders, Mark Elvin, M. S. Enright 2002-4-16 24974 Riverside The Badlands, Laborde Canyon and adjacent slopes and side canyons, 1 mile east of Mt. Eden, SW of Beaumont 610 Comment
  CAS-BOT-BC238858  Sambucus nigra subsp. caerulea Donald A. Johansen 1933-7-14 714 Riverside Along road from Cherry Valley to Mesa Mira 1371 Comment
  CAS-BOT-BC238859  Sambucus nigra subsp. caerulea H. M. Hall 1901-6-1 2216 Riverside San Jacinto Mountains. Onstatt's Valley 1615 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
  UCR54655  Sanicula arguta B. G. Pitzer, E. Misquez 1988-2-28 0628 Riverside Santa Ana Mtns, Walker Basin, southwest of Murrieta, Avenida Del Oro, 2 mi south of Rancho California Road 428 Comment
  UC1611580  Sanicula tuberosa Steve Boyd, Tim Ross 1993-3-23 7908 Riverside s of Vail Lake (at n base of Agua Tibia Mtn, Agua Tibia Wilderness Area, Cleveland National Forest, extending s from end of Woodchuck Road); Palomar Range, Agua Tibia Mtn, Cleveland National Forest 731 Comment
  CLARK-A1528-289  Santolina chamaecyparissus Oscar F. Clarke 1973-5-29 OO 112 Riverside Riverside 274 Comment
  UC456155  Sarcodes sanguinea I. J. Condit 1910-6-22 Riverside San Jacinto Mt. 2590 Comment
  JEPS27444  Sarcostemma hirtellum W. L. Jepson 1927-4-12 11673 Riverside Mecca Hills, Painted canyon 76 Comment
  UC111322  Sarcostemma hirtellum S. B. Parish 1907-4-22 6149 Riverside w. edge Colorado Desert, Palm Canyon 200 Comment
  UCR72191  Sarcostemma hirtellum Theo Glenn 1991-5-2 91- 125 Riverside Sonoran (Colorado) Desert, Arica Mtns., SW of Rice 340 Comment
  HSC79574  Schismus barbatus Paul Bailey 1972-5-14 128 Riverside 6 mi. NW of Aguanga near Hwy. R-3 in Lancaster Valley 366 Comment
  RSA406333  Schismus barbatus Christopher Davidson 1973-4-1 1799 Riverside Hwy 71/79, appx. 7 mi from jct of Hwy 395 south. 412 Comment
  RSA727088  Schismus barbatus Naomi Fraga, Lisa Rojas 2005-2-10 1365 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  UCR133366  Schismus barbatus Tracy Tennant, J. S. Ross 1998-5-7 MOR- 95 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Wood Canyon (polygon W8), c. 0.6miles NNW of Cabazon. 1280 Comment
  UCR111567  Schoenoplectus acutus var. occidentalis Mitch Provance 1999-5-4 1680 Riverside San Bernardino Valley Region, Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  SDSU12984  Schoenoplectus americanus Michael G. Simpson with Claudia A. Luke 1999-10-27 2020 Riverside Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  RSA92142  Schoenoplectus americanus F. W. Peirson 1924-12-30 5406 Riverside Thousand-Palms Canyon, north side of Coachella Valley. 122 Comment
  RSA630339  Schoenoplectus maritimus Scott D. White 1996-9-22 4536 Riverside Nuevo Road near intersection with Wilson Avenue, W of the San Jacinto River crossing. 433 Comment
  UCR138609  Scirpus microcarpus D. L. Banks 1996-11-7 1192 Riverside Peninsular Range; Agua Tibia Mountains, NW Palomar Mountains: Pechanga Indian Reservation, east of San Gabriel Church. At the end of the main road in the Reservation, c. 150 m NW of the spring on the N fork of Pechanga Creek, at the E end of the Reservation 473 Comment
  UCR94485  Scribneria bolanderi Steve Boyd 1995-5-13 8510 Riverside Santa Ana Mtns, W of 'Onion Hill', SE of Elsinore Peak Area along trail following old Main Divide Road grade. 1006 Comment
  CSUSB905  Scrophularia californica R. Thomasson 1973-5-24 Riverside Box Springs Mountains Box Springs Mountains, Box Spring Mountain Road, 1.7 miles from Pigeon Pass Road. 685 Comment
  RSA783651  Scrophularia californica J. D. Olmsted 1958-6-10 157 Riverside 6 miles SW of Corona on Oak Flat fire road (turn S from US on Lincoln). Lower Santa Ana Reservoir. 732 Comment
  UCR195125  Scutellaria bolanderi subsp. austromontana A. C. Sanders, Tim Thomas 2008-8-1 35957 Riverside Peninsular Range; San Jacinto Mtns., lower Coldwater Creek near Mountain Center, SSE of Keenwild Fire Station 1372 Comment
  CAS-BOT-BC69809  Selaginella bigelovii John Thomas Howell 1927-8-1 2886 A Riverside Morongo Canyon, n. Colorado desert. 609 Comment
  RSA683698  Selaginella bigelovii F. Raymond Fosberg 1932-1-1 7425 Riverside Devils Garden near Whitewater Comment
  SDSU7434  Selaginella bigelovii James C. Dice, T. Chung 1987-10-19 Riverside North side of Temecula Gorge, ca. 0.4 km ENE of Field Station site (just SE of Weather Station), overlooking Santa Margarita River. T8S, R3W, NW 1/4 of NW 1/4 of section 26. 99 Comment
  POM949  Selaginella bigelovii Ivan M. Johnston 1917-4-4 s.n. Riverside Palm Canyon, Little Palm Canyon fork 305 Comment
  SDSU1921  Selaginella watsonii Clinton S. Kimball, Augustus B. Kimball and Rennselaer J. Smith 1908-6-28 274 Riverside Summit of San Jacinto Mt. Comment
Read comments Oct 13 2011
  POM259681  Senecio californicus P. A. Munz 1940-3-22 15663 Riverside Whitewater Canyon 2 miles north of Banning-Indio boulevard. Comment
  UC63075  Senecio californicus H. M. Hall May 17 1901-Jun 1 1901 Riverside Coahuilla Valley Southern California, Coahuilla Valley Comment
  LA203924  Senecio flaccidus var. douglasii C. B. Wolf; 1931-10-14 2461 Riverside San Gorgonio Pass, roadside at Cabazon 518 Comment
  RSA0124179  Senecio flaccidus var. douglasii N. C. Cooper 1944-7-15 1604 Riverside Palms to Pines Hwy, San Jacinto Mountain. 701 Comment
  UCR227594  Senecio flaccidus var. monoensis Duncan S. Bell, Joy England 2010-10-5 1978 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
  RSA0042160  Senecio mohavensis Duncan S. Bell, Evan Meyer 2014-4-2 6512 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1 air mile northwest of Canyon Spring. 422 Comment
  SD229165  Senegalia greggii Dick Schwenkmeyer 2012-11-6 863 Riverside Palm Canyon, Ague Caliente Indian Reservation, 2.6 mi. south of the intersection of South Palm Canyon Drive and East Palm Canyon Drive, Palm Springs. 178 Comment
  SEINET12323754  Senegalia greggii M. T. Doutt 1931-1 772 Riverside Chino Canyon, Palm Springs Comment
  JOTR30068  Senna armata La Doux, Tasha, Mike Bell, Katy Mathews, Alice Miller, Amber Holt 2007-5-23 1697 Riverside Joshua Tree National Park. Stop # 3 = Near Geology Tour rd., N of Malapai Hill 1219 Comment
  OBI40097  Sesbania herbacea A. C. Sanders 1985-8-24 5950 Riverside Near Oasis in the lower Coachella Valley, On the E side of hwy 195, ca 1/2 mi N of the intersectin with Hwy 86 and just N of Ave. 76 52 Comment
  CAS-BOT-BC438214  Sesuvium verrucosum S. B. Parish; W. F. Parish 1891-11-3 2278 Riverside Shores of Elsinore Lake Comment
  UCR241942  Setaria adhaerens A. C. Sanders, Jose Aguiar 2012-12-19 40533 Riverside Sonoran (Colorado) Desert, Coachella Valley, NE of Mecca above intersection of Ave. 62 and Johnson St. near Coachella Canal -8 Comment
  SEINET10594020  Setaria verticillata Salvato 2005-5-17 SALVATO 932 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 (Blackburn Canyon 7.5' Q. Old clearing on sandy alluvial terrace, riparian forest and wash woodland. 549 Comment
  RSA89904  Setaria verticillata J. C. Roos 1952-5-14 5660 Riverside Scattered locally along edge of irrigated orchard with Echinochloa, Crusgalli, etc., corner of Iowa and 8th Street east of Riverside. 305 Comment
  CAS-BOT-BC5827  Sibaropsis hammittii Steve Boyd; Timothy S. Ross 1992-4-1 6783 Riverside Santa Ana Mountains, Elsinore Peak area south of Lake Elsinore, on Onion Hill, about 0.5 miles southeast of Elsinore 1011 Comment
  CSUSB592  Sidalcea malviflora Ray O. Perez 1955-5-20 Riverside Lake Hemet Lake Hemet- north shore Comment
  SD181452  Sidalcea malviflora Scott D. White 2000-5-3 7764 Riverside Temecula area, near Wolf Valley. Valley and hillsides along unnamed tributary to Temecula Creek, directly south of 'Red Hawk' subdivision; Petchanga [quad]. Occasional to common in A+-mesic grassland. 351 Comment
  RSA507472  Sidalcea malviflora subsp. sparsifolia Kathy Harper 1988-5-14 s.n. Riverside San Jacinto Mountains, Garner ranch Property on Hwy 74, less than 1 mile SE of the jct. with Hwy 243 Comment
  RSA660659  Sidalcea malviflora subsp. sparsifolia A. C. Sanders, Steve D. Boyd 1980-4-17 s.n. Riverside Pine Meadow in upper Garner Valley, along Hwy 74, 0.7 mi. E of junction with Hwy 371. 1524 Comment
  CAS-BOT-BC434396  Sidotheca trilobata P. A. Munz 1922-6-25 5818 Riverside San Jacinto Mts. Vandeventer Flat 1402 Comment
  POM305921  Silene gallica Henry J. Ramsey 1937-4-2 I- 099 Riverside Elsinore-Capistrano Comment
  RSA500536  Silene laciniata subsp. major Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-6-4 3624 Riverside Vail Lake area, just S of Jtn Hwy 79 and road to Vail Lake Marina, Butterfield Valley. 457 Comment
  SDSU4525  Silene laciniata subsp. major Garrison 1962-7-16 8 Riverside 3 miles south of Temecula, on highway 395. 335 Comment
  UCR25035  Silene verecunda A. C. Sanders 1980-7-18 1646 Riverside San Jacinto Mtns., Thomas Mountain: Thomas Mountain Campground to the summit at the lookout 2073 Comment
  UCR225163  Silene verecunda subsp. platyota Steve Boyd, Gary Wallace 2005-7-30 11641 B 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
  RSA407741  Silybum marianum Steve Boyd 1986-4-22 1726 Riverside Temescal Canyon, Walker Canyon area where Alberhill Creek flows between Alberhill Mountain and Gavilan Hills Comment
  HSC101265  Simmondsia chinensis Jim Andre 2012-3-19 21375 Riverside Palen Valley; along Palen Pass Rd. (dirt), 7.1 mi. east of Hwy. 177. 321 Comment
  POM118278  Simmondsia chinensis Philip A. Munz 1941-10 17240 Riverside On Palms to Pines HIghway, north base of Santa Rosa Mts. Comment
  RSA0043070  Simmondsia chinensis Duncan S. Bell, LeRoy Gross 2014-3-20 6288 Riverside Orocopia Mountains; Orocopia Wilderness area; northeastern section of range; approximately 3.5 air miles south of Hayfields Lake. 609 Comment
  RSA777173  Simmondsia chinensis Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 815 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' 396 Comment
  SEINET6418774 Image available Simmondsia chinensis C. L. Hitchcock 1940-1 5891 Riverside Bewteen Cottonwood Spring and Pinto Basin Comment
  UCR200257  Simmondsia chinensis J. M. Porter, Orlando Mistretta 2003-6-5 13612 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains. Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running east, above the pour-off 439 Comment
  UCR260259  Simmondsia chinensis A. C. Sanders, Jim Malusa 2015-3-9 41360 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along Gasline Road at major wash crossing 1.9 mi. south of Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range 686 Comment
  JEPS16639  Sinapis alba Richard Raynor 1933-4-2 Riverside Citrus Experiment Station, Pennsylvania Ave. Riverside Comment
  HSC84209  Sisymbrium erysimoides A. C. Sanders 1987-4-7 7045 Riverside Riverside, N side of Spruce St., between Rustin and Canyon Crest Streets, previously an orange orchard with house 305 Comment