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

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SDSU13664  Abronia umbellata var. umbellata W. Miller Riverside Comment
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Feb 2 2019
  CAS-BOT-BC229312  Abronia villosa Mrs. J. C. Angsbury 1926-1-1 s.n. Riverside Palm Springs Comment
  CSUSB1072  Abronia villosa Steven J. Southwell 1971-5-2 Riverside Windy Gap sand dune west of Palm Springs on Highway 111, 100 yards of road. West Colorado Desert. 304 Comment
  RSA461030  Abronia villosa Geo. Cantwell 1935-4-10 s.n. Riverside Dos Palmas Springs, Salton Sea Comment
  RSA553905  Abronia villosa Scott D. White 1992-9-11 788 Riverside Vicinity of Gilman Hot Springs, N side of San Jacinto River, and a thin strip trending N of the river and W of the Hot Springs 451 Comment
  RSA69968  Abronia villosa F. W. Peirson 1918-03 2222 Riverside Irrigated field near Indio. Comment
  RSA461202  Abronia villosa var. aurita P. J. Remple 1942-3-1 s.n. Riverside Between Indio and Palm Springs. Comment
  UCR244727  Abronia villosa var. villosa Jim Andre 2012-3-19 21344 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Hwy 177, 8.6 mi. NE of junction with I-10 152 Comment
  UCR27850  Abutilon palmeri A. C. Sanders 1982-11-24 3272 Riverside Riverside, University of California, Botanical Garden, slope above Alder Canyon near the Garden Office. Comment
  SD146226  Abutilon theophrasti A. C. Sanders, Mitch Provance 1999-9-26 23105 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 mi. southeast of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring. 433 Comment
  POM13607  Acamptopappus sphaerocephalus var. sphaerocephalus E. C. Jaeger 1921-4-1 1138 Riverside Mission Creek Wash Comment
  RSA416161  Acamptopappus sphaerocephalus var. sphaerocephalus Ora M. Clark 1923-2-23 1546 Riverside south of Cabazon Colorado Desert Comment
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Mar 13 2011
  POM11903  Acer negundo subsp. californicum Philip A. Munz 1922-6-24 5804 Riverside Hemet Valley, San Jacinto Mountains, occasional along upper parts of Pipe Creek 1585 Comment
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May 28 2011
  RSA595318  Achnatherum coronatum D. L. Banks, Victor Steinmann 1996-4-20 881 Riverside NW Palomar Mountains; Agua Tibia Mountains; N face of Dorland Mtn., on the W side of the Dorland Mountain Arts Colony; On a NE trending ridge, NW of the Administration Cabin. 530 Comment
  RSA772531  Achnatherum hymenoides Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4417 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell., Between N33.94217, W116.64118 and N33.94722 W116.64307 487 Comment
  RSA772841  Achnatherum hymenoides Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4722 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65121 604 Comment
  CAS-BOT-BC384718  Achyronychia cooperi Alice Eastwood 1913-4-30 3039 Riverside Palm Springs Comment
  JOTR34301  Achyronychia cooperi Andre, Jim 2012-4-11 20713 Riverside Joshua Tree National Park. Pinto Basin; along road to Cootonwood, I mi NW of Fried Liver Wash, approx. 15 mi S of Hwy 62 in Twentynine Palms 617 Comment
  SFV4435  Achyronychia cooperi D. S. Verity, J. Turner, F. M. Ball 1964-2-15 s. n. Riverside East side of Salton Sea near Mecca Beach. About 6.5 miles north of Imperial County line. Comment
  UCR141141  Achyronychia cooperi June Latting 1973-4-14 s.n. Riverside Sonoran (Colorado) Desert, south entrance to Joshua Tree National [Park] Monument, alluvial slopes south of Cottonwood Mtns. 579 Comment
  SD241728  Acourtia microcephala A. C. Sanders, John F. Green. 2012-6-25 40311 Riverside Peninsular Range; Santa Ana Mountains Region: Temescal Canyon near Hostettler Road, south of I-15, narrow canyon draining from vicinity of Palomino Creek Drive at end of Calendula Street (Alberhill 7.5'Q) 387 Comment
  SDSU13528  Acourtia microcephala W. Miller, C. Mosse 1972-7-12 Riverside Comment
  UCSB38384  Acourtia microcephala Kitasako, John 1964-5-19 Riverside Stone-face Canyon in Box Spring Mountains, 50 yds. south of Great Stone-face Rock 548 Comment
  JOTR32124  Adenophyllum porophylloides La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler, B. Truesdell, D. Shade` 2011-4-26 2281 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
  SEINET5537633  Adenostoma fasciculatum R. H. Whittaker, W. A. Niering 1961-1 s.n. Riverside San Jacinto Mountians. 1524 Comment
  UC1393129  Adenostoma fasciculatum John L. Strother 1970-7-7 992 Riverside at Alberhill Alberhill Comment
  POM182209  Adenostoma fasciculatum var. fasciculatum Philip A. Munz 1932-4-24 12394 Riverside San Jacinto Mountains: Snow Creek Canyon 457 Comment
  RSA390501  Adenostoma fasciculatum var. fasciculatum M. M. Thompson 1947-6-9 C 2078 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  HSC47360  Adenostoma sparsifolium Richard Spjut, C. E. Edson 1978-4-24 4950 Riverside Along Hwy. 71 between jct. of Hwy. 74 and Anza in San Jacinto Mtns. 1372 Comment
  RSA589088  Adenostoma sparsifolium D. L. Banks, Steve D. Boyd 1995-10-17 799 Riverside NW Palomar Mountains. Agua Tibia Mountains. Cleveland National Forest. Agua Tibia Wilderness Area. Along lower Arroyo Seco. S of the Dripping Springs Campground. Along the narrow benches where Arroyo Seco turns E, just W of the Metasedimentary hills. 524 Comment
  RSA162790  Adiantum aleuticum J. D. Olmsted 1959-7-16 760 Riverside San Jacinto Mts. 1/2 mi. below Carumba on Tahquitz Cr., 8 mi. east of Idyllwild (below dropoff) 2073 Comment
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Mar 21 2011
  POM12328  Adiantum jordanii P. A. Munz 1922-4-29 5043 Riverside Leach Canyon, Santa Ana Mountains 670 Comment
  RSA741069  Agoseris heterophylla Scott D. White, Justin M. Wood 2008-6-5 12077 Riverside San Jacinto Mountains: Garner Valley: Hwy 74 at Thomas Mountain Rd. - SW corner of junction. 1326 Comment
  UCR201681  Agoseris heterophylla Scott D. White, Justin M. Wood 2008-5-15 11959 Riverside San Jacinto Mountains, Garner Valley, northwest of Fobes Ranch Road and northeast of Hwy 74, valley bottom 1357 Comment
  SDSU719  Agrostis exarata H. Wedberg 1962-5-23 944 Riverside 4.8 miles from Hwy. 395 at Rainbow, on road to Santa Margarita River and Temecula Canyon. 366 Comment
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Oct 18 2011
  SD127982  Agrostis idahoensis Michael Curto 1989-8-6 600 Riverside San Jacinto Mountains, Fuller Ridge Trail. At springy north headwaters of Fuller Mill Creek. 2695 Comment
  RSA591753  Agrostis pallens E. W. Lathrop 1966-5-29 6377 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak. Cleveland National Forest 1220 Comment
  LA206322  Agrostis scabra F. M. Reed; 1905-7-15 833 Riverside San Bernardino Mountains, Hunsaker Flats 1523 Comment
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Feb 1 2014
  RSA267968  Ailanthus altissima E. W. Lathrop 1977-5-19 7681 Riverside Base of Sierra, facing Santa Ana Canyon, 1 mi. NE Coal Canyon. 168 Comment
  RSA343883  Aira caryophyllea S. Meury, Walter Wisura, E. W. Lathrop 1985-5-18 60656 Riverside Santa Rosa Plateau: at edge of Cleveland National Forest. 610 Comment
  UCR71881  Alchemilla arvensis Joe Di Bernardo 1992-4-6 92- 01 Riverside Sonoran (Colorado) Desert, Coachella Valley, Palm Desert, condominium complex at Mountain Shadows Golf Course Comment
  RSA27516  Aliciella latifolia I. L. Wiggins 1941-3-24 9587 Riverside East side of Salton Sea, 1 mile north of Imperial Co. Line. Comment
  RSA469418  Aliciella latifolia Robert Gustafson 1980-4-3 1520 Riverside Orocopia Mountains, about 6 miles east of Mecca along Box Canyon Road, south of the road 305 Comment
  RSA71928  Aliciella latifolia F. W. Peirson 1921-3-22 2385 Riverside Andreas Canyon, Palm Springs region Comment
  RSA656537  Aliciella latifolia subsp. latifolia A. C. Sanders 2000-4-25 23356 Riverside east side of the Coachella Canal between I-10 and Ave. 56 (Airport Rd.), 3 miles E of Thermal 15 Comment
  RSA462622  Allionia incarnata Albert J. Perkins 1916-4-15 s.n. Riverside Palm Springs. Comment
  UC851825  Allionia incarnata Ivan Johnston 1917-4-4 Riverside Colorado Desert, at mouth of Palm Canyon Palm Canyon; Colorado Desert, Palm Canyon 228 Comment
  SD127567  Allium fimbriatum var. munzii Steve Boyd 1986-4-22 1781 Riverside Grassy area on clayey soil over cobble, shallow north-facing draw, just west of third powerline tower, north of summit. 840 Comment
  CAS-BOT-BC131980  Allium haematochiton Ynez Whilton Winblad 1937-4-19 s.n. Riverside Between Beaumont and Redlands Comment
  RSA524460  Allium haematochiton Steve Boyd, Timothy S. Ross, L. Arnseth, J. Bonilla 1990-4-3 4063 Riverside Vail Lake area, E flank of Big Oak Mtn, S of E summit. 610 Comment
  SEINET8122219  Allium hyalinum I. W. Clokey, C. B. Clokey, B. C. Templeton 1930-4-15 4625 Riverside Gavilan Peak. 550 Comment
  UCR205446  Allium marvinii Jeff B. Galvin, Diane Menuz 2009-1 089 Riverside San Jacinto Mtns foothills, Northwest foothills of San Jacinto Mtns foothills. North of Soboba Rd, off Poppet Flats Truck trail 816 Comment
  CAS-BOT-BC132014  Allium munzii Steve Boyd 1986-4-22 1778 Riverside Gavilan Hills: E edge of plateau remnant of ridge E of Estelle Mt., S of Dawson Canyon 670 Comment
  RSA740237  Allium parryi Scott D. White, Justin M. Wood 2008-6-17 12191 -B Riverside Morris Ranch Rd. - open area W of Goff Flat. 1616 Comment
  UCR172711  Allium peninsulare Jun Hu 2000-5-11 20 Riverside San Jacinto Valley, SE of city of Winchester, Hills N of Diamond Valley 488 Comment
  UCR77593  Allium peninsulare Steve Boyd, L. Arnseth, Orlando Mistretta 1991-5-6 6130 Riverside SE end of Gavilan Hills, east of Arroyo del Toro, north-facing slope of low hill 488 Comment
  HSC86857  Allophyllum divaricatum K. Harper 1988-5-14 Riverside San Jacinto Mtns. along Hwy. 243, 1-2 mi. below Mt. Edna turn off Comment
  UCR227804  Allophyllum violaceum Duncan S. Bell, Ryan Parker 2010-6-1 1230 Riverside San Jacinto Mountains, San Bernardino National Forest, Rouse Ridge, c. 1.1 air miles southeast of the junction of Hwy 74 and Forest Service Road 5S15 771 Comment
  LA204074  Alnus rhombifolia Carl Epling; April 1937 sn Riverside San Jacinto Mountains, Idyllwild Comment
  UCR25994  Alnus rhombifolia John C. Roos 1948-5-8 3828 Riverside San Bernardino Mtns, Whitewater 579 Comment
  UCR20916  Alopecurus aequalis A. C. Sanders 1978-7-5 863 Riverside San Jacinto Mountains, James Reserve, near head of Lake Fulmor at the mouth of Indian Creek 1616 Comment
  RSA596536  Amaranthus albus D. L. Banks, Lauren Raz 1996-8-29 1137 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along Arroyo Seco, N of Wildhorse Peak, before the drainage bends to the S. 548 Comment
  RSA736979  Amaranthus blitoides Scott D. White, Angelia Carey, Linda Archer 2004-8-5 10669 Riverside Soboba Indian Reservation- Indian Creek and adjacent uplands, from confluence w/ San Jacinto River to +/- 2 miles upstream. 534 Comment
  RSA714661  Amaranthus blitum A. C. Sanders 2001-11-25 24887 Riverside Moreno Valley, Home Depot at Pigeon Pass Rd. on north side of Hwy 60. 503 Comment
  JOTR30298  Amaranthus fimbriatus La Doux, Tasha, Jim Andre 2007-9-6 132 Riverside Joshua Tree National Park. On dirt road to Lost Horse Ranger Station, below Hemingway Buttress 1236 Comment
  RSA0099444  Amaranthus fimbriatus Duncan S. Bell, Evan Meyer 2014-10-29 7694 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
  UCR174337  Amaranthus powellii A. C. Sanders 1999-9-26 23104 Riverside Peninsular Range; San Jacinto Mtns., Garner Valley, along Hwy 74 at Horse Canyon Rd., toward east end of valley 1448 Comment
  UCR115992  Amaranthus retroflexus A. C. Sanders, G. K. Helmkamp, Pam MacKay 1995-3-12 16077 B Riverside Sonoran (Colorado) Desert, Coachella Valley, agricultural area along Ave. 78, 0.4 mi west of Hwy 86 and1.5 mi NW of Oasis, east of Filmore St. -37 Comment
  UCR7930  Amaranthus retroflexus O. F. Clarke 1968-10-8 s.n. Riverside Riverside, residence of O.F. Clarke, 1012 Spruce St. 306 Comment
  RSA188422  Ambrosia acanthicarpa L. S. Rose 1966-12-11 66094 Riverside Palm Springs. 152 Comment
  UCD128687  Ambrosia confertiflora A. C. Sanders; P. MacKay, S. White and M. Bagley 1996-5-14 18169 Riverside Moreno Valley (Edgemont), east side of I-215 at Alessandro Blvd. 470 Comment
  UCR251771  Ambrosia confertiflora S. J. Myers 2014-7-2 s.n. Riverside Banning, SE of intersection of Westward Ave. and 8th St. Comment
  CAS-BOT-BC22601  Ambrosia dumosa S. Smith-White; A. Johnson 1963-4-12 63 -328 Riverside Joshua Tree National Monument: about 2 mi S of Entrance to Cottonwood Springs Campground Comment
  IRVC728  Ambrosia dumosa R. H. Whittaker, W. A. Niering 1963-6-1 SJ 124 Riverside Palms to Pines Hwy, slope NE-30 degrees; open, very rocky, gneiss-gabbroic soil, suffrutescent desert Santa Rosa Mountains 915 Comment
  RSA568650  Ambrosia dumosa A. C. Sanders, E. J. Lawlor 1992-4-4 12092 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  SD30766  Ambrosia dumosa Edith A. Purer 1935-4-21 6455 Riverside Desert floor, western Colorado Desert. Comment
  UCR100206  Ambrosia dumosa B. G. Pitzer 1997-10-19 3361 Riverside Sonoran (Colorado) Desert, north foot of Chuckwalla Mtns., Eagle Mtn. Road on south side of Hwy I-10, c. 0.8 mi. south of Hwy at powerline road 500 Comment
  UC111300  Ambrosia ilicifolia E. E. Schellenger c. 1912 4 Riverside Santa Maria Mts.; Colorado Desert Comment
  RSA335036  Ambrosia psilostachya Steve Boyd 1985-8-7 1104 Riverside Santa Rosa Plateau Region, NW base of Redonda Mesa on Tenaja Road, 0.8 mile east of jct with 8S01 and 8S02. Comment
  UC1523648  Ambrosia psilostachya Robert F. Thorne, Steve Boyd, and Earl Lathrop 1985-7-18 61194 Riverside along Cole Canyon; Santa Rosa Plateau 533 Comment
  RSA0008350  Ambrosia pumila M. E. McGlaughlin, Elizabeth Friar 2003-7-25 093 Riverside Nichols Rd, South of I-15. North of Elsinore lake outlet; Peninsular Ranges; Perris-Aquanga Basin region. Comment
  UC1923764  Ambrosia salsola John L. Strother 2008-3-10 1370 Riverside ca. 18 km (11 miles) W of Chiriaco Summit, along N frontage of I-10 420 Comment
  UCR167257  Ambrosia salsola John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, WNW of Rancho Dos Palmas between Coachella Canal siphons 29 and 30 24 Comment
  SEINET6734852 Image available Ambrosia salsola H. M. Hall 1905-1 5983 Riverside Colorado Desert, Chuckawalla Springs, lower Sonoran zone Comment
  RSA0035509  Ambrosia salsola var. pentalepis Deidre Conocchioli, Duncan S. Bell 2014-3-18 261 Riverside In the Orocopia Mountains 11.6 miles NE of the Salton Sea. 1.9 miles N of the Salt Creek drainage; 0.2 miles SW of Gucci Spring. 390 Comment
  SBBG34635  Ambrosia salsola var. salsola T. L. Secrest 1950-3-13 Riverside near Salton Sea Comment
  UCSB9695  Ambrosia salsola var. salsola Leeuwen, Henry 1957-4-13 Riverside In Whitewater Canyon, 2 miles from U.S. 60 Comment
  RSA305625  Amelanchier pallida C. W. Tilforth, B. Busenberg 1979-5-18 1802 Riverside U.S.C. Isomata Campus, along Strawberry Creek, Idyllwild. Comment
  RSA680518  Amelanchier pallida Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8635 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
  JEPS45139 Image available Amelanchier utahensis F. W. Peirson 1922-5-20 3057 Riverside Hemet Valley; San Jacinto Mts. 1371 Comment
  JOTR33855  Amelanchier utahensis La Doux, Tasha, Alice Miller and Victoria Sork 2009-5-3 2715 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west side of Queen Mountain; granitic outcrops with sandy ephemeral wash 1408 Comment
  LA210921  Amelanchier utahensis C. B. Wolf; 1931-5-11 1955 Riverside SAN JACINTO MOUNTAINS, near Pipe Creek, above Hemet Valley. 1676 Comment
  RSA764130  Amorpha californica var. californica Linda M. Prince, Duncan S. Bell 2009-6-17 571 Riverside Cleveland National Forest Comment
  SEINET1004491  Amorpha fruticosa T. B. Salvato, Kent Beaman 2005-1 839 Riverside San Jacinto Mtn foothills: San Jacinto River E of Valle Vista, just downstream from the Forest Service boundry and N of CA Hwy 74 549 Comment
  UC123741  Amorpha fruticosa Fred M. Reed 1904-6-12 599 Riverside above Chinatown ford; Santa Ana River Comment
  UC862267  Amorpha fruticosa Crawford and Johnston 1917-6-9 1225 Riverside near Corona; Santa Ana River 152 Comment
  CAS-BOT-BC226261  Amsinckia intermedia A. C. Sanders; Nathan Moorhatch 2011-3-22 38787 Riverside Peninsular Range; Perris-Aguanga Basin: Romoland in Menifee Valley, powerline route along McLaughlin Rd. east of Trumble Rd. and west of Antelope Rd. 440 Comment
  OBI40182  Amsinckia intermedia N. Miles Fellows & A. C. Sanders, A. C. Sanders 1985-4-9 149 Riverside Oasis de los Osos Preserve, off Snow crk Cyn at the N foot of the San Jacinto mts, 1 mi W of Snow Crk Village. T3S, R3E S1/2 sec 20 488 Comment
  RSA499970  Amsinckia intermedia H. de Forest 1929-3-16 s.n. Riverside San Bernardino Mts, San Gorgonio Pass. Comment
  SD136888  Amsinckia intermedia Steve Boyd 1986-4-2 1618 Riverside Gavilan Plateau, Gavilan Hills: Harford Springs County Park 609 Comment
  SDSU17514  Amsinckia intermedia Jerry Jenkins 2001-4-1 2001 -026 Riverside Santa Margarita Ecological Reserve. Road to mine, UTM zone 6, 482900E, 3699600N. UTM transfered to GIS. Comment
  UC1595566  Amsinckia intermedia W. Wisura, A. King, L. Newcomb 1992-4-10 4675 Riverside Stubbs Canyon n of West Palm Springs; Gorgonio Pass Comment
Read comments
Apr 17 2011
  UCR120925  Amsinckia intermedia A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24923 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  RSA680631  Amsinckia menziesii var. menziesii Scott D. White 2001-3-27 8173 Riverside Moreno Valley area. About 1 air mile East-Northeast of the jtn State Rt. 60 w/ theodore St. Adjacent to County Landfill. 610 Comment
  UCR158339  Amsinckia retrorsa A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30055 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
  JOTR31083  Amsonia tomentosa La Doux, Tasha, T. Herskovits, B. Truesdell, M. Wheeler 2010-5-6 2345 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west of Ryan Mountain; Monzo-granitic boulder outcrop south of Ryan Mountain campground (Stop 2) Comment
  UCSB54163  Amsonia tomentosa McKinley, Gale 1985-3-26 Riverside 100 yards east of site #9 in Ryan campground in Joshua Tree National Monument 1280 Comment
  CAS-BOT-BC400336  Anemopsis californica Robert F. Thorne; E. Lathrop 1969-6-6 39340 Riverside Santa Rosa Plateau: Rancho California 609 Comment
  UCR944  Anemopsis californica Robert A. Hawthorne 1957-5-1 s.n. Riverside Riverside, west side of Lake Evans 244 Comment
  CAS-BOT-BC64116  Anisocoma acaulis Edmund C. Jaeger 1921-6-20 s.n. Riverside Strawberry Valley, San Jacinto Mts. 1584 Comment
  CAS-BOT-BC79937  Antennaria microphylla W. F. Parish 1880-8-1 584 Riverside Summit San Jacinto Mt. Comment
  UC130486  Antennaria rosea Mrs. C. M. Wilder 1909-7-13 Riverside Tahquitz Valley San Jacinto Mts., Tahquitz Valley Comment
  RSA747964  Anthemis cotula Justin M. Wood 2009-5-15 713 Riverside Romoland, 1/4 mile S of Ethanac Rd, between San Jacinto Rd and Palomar Rd, just S of railroad tracks. 442 Comment
  POM183981  Antirrhinum filipes Philip A. Munz 1932-3-14 11996 Riverside Colorado Desert, Coachella Valley, Deep Canyon 91 Comment
  RSA262107  Antirrhinum kelloggii E. W. Lathrop 1969-5-8 7010 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  SD148072  Antirrhinum kelloggii Andy C. Sanders, Steven R. Hill 2001-5-4 24131 Riverside W of Temecula, Santa Rosa Plateau area, top of escarpment on Rancho California Rd. at Avenida del Oro (to Sandia Crk. Dr.), E side of Rancho C. Rd. 487 Comment
  UC1262268  Antirrhinum kelloggii E. W. Lathrop 1969-5-8 7010 Riverside trail between El Carriso and San Mateo Canyon (Main Divide Truck, Santa Ana Mountains); Santa Ana Mountains, Cleveland National Forest 1219 Comment
  UCR79265  Antirrhinum kelloggii Steve Boyd, Orlando Mistretta 1992-4-22 7007 Riverside Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area. Indian Potrero Trail S from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon 701 Comment
  UCR104938  Antirrhinum nuttallianum A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20701 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
  JEPS83386  Antirrhinum nuttallianum subsp. nuttallianum David M. Thompson 1983-5-8 297 Riverside sw end Bernasconi Hills (Lake Perris Recreational Area, se entrance, end of road to left, on horse trail (marked as such) start at picnic area, next to path not far above dam); Lake Perris Recreational Area 487 Comment
  POM354918  Antirrhinum nuttallianum subsp. nuttallianum Anstruther Davidson 1892-05 s.n. Riverside Banning. Comment
  UCR165413  Apiastrum angustifolium A. C. Sanders 2005-4-21 29564 Riverside Peninsular Range, Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 mi. ESE of Gavilan Peak 622 Comment
  POM12858  Aquilegia formosa P. A. Munz 1922-6-24 5807 Riverside Pipe Creek, Hemet Valley 1524 Comment
  UC9007  Aquilegia formosa H. M. Hall July 1901 2374 Riverside San Jacinto Mtns 1524 Comment
  RSA0126211  Arabis glabra Steve Boyd, C. Boyd, K. Boyd, R. Noyes, L. Arnseth 1988-5-28 2290 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 0.5 mi S of saddle. 1500 Comment
  RSA0037318  Arabis holboellii John F. Emmel 1993-5-30 1262 Riverside San Jacinto Mts.; along Pacific Crest Trail 0.3-0.6 mile SE of Fobes Saddle. 1859 Comment
  RSA0128631  Arabis repanda H. M. Hall 1897-06 299 Riverside San Jacinto Mtn. 1829 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
  UCR273477  Arctostaphylos glandulosa A. C. Sanders, Glen Morrison 2016-8-4 42624 Riverside Peninsular Range; San Jacinto Mtns., Hwy 74 at McGaugh Rd., west slope of the mountains below Mountain Center 1314 Comment
  SD180710  Arctostaphylos glandulosa subsp. glandulosa C. Matt Guilliams 2007-8-2 400 Riverside Santa Margarita Ecological Reserve, east of A!Highlands TrailA(r) on mesa top, ca. 100m east of weather station. Among boulders, exposed, 0 slope. 654 Comment
  RSA631841  Arctostaphylos glauca Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20170 Riverside Truck trail on north-face of Santa Rosa Mountain, ca. 5 km south of Pinyon Pines, Santa Rosa Mountains. 1450 Comment
  SBBG5436  Arctostaphylos glauca H. and M. Dearing 1937-11-27 1260 Riverside Palms to Pines Hwy Comment
  RSA633600  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22531 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633611  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-11-11 22510 Riverside Steep southeast facing slopes of Andreas Canyon, south of Caramba Overlook, San Jacinto Mountains. 2050 Comment
  RSA633725  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16630 Riverside Road to Santa Rosa Mountain (7S02), 2.5 km south of Highway 74. 1640 Comment
  RSA635596  Arctostaphylos peninsularis subsp. peninsularis Jon E. Keeley 1992-7-17 16740 Riverside Morris Ranch Rd. (6S06), 6.3 km east of Hwy 74, western base of Pyramid Pk., San Jacinto Mountains. 1680 Comment
  CAS-BOT-BC44368  Arctostaphylos pringlei subsp. drupacea Vernon Bailey 1907-8-5 1199 Riverside Idyllwild, San Jacinto Mts. 1371 Comment
  CAS-BOT-BC44374  Arctostaphylos pringlei subsp. drupacea E. K. Balls; P. A. Munz 1952-8-21 17972 Riverside Road to Santa Rosa Mt. from Vandeventer Flat 1828 Comment
  LA42423  Arctostaphylos pringlei subsp. drupacea Elizabeth McClintock; 1928-5-5 sn Riverside San Jacinto Mountains, Idyllwild and Lily Rock Comment
  RSA635638  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-17 16749 Riverside Rd. to Thomas Mtn. (5S15), 4.5 km south of Toolbox Springs, west of Garner Valley, San Jacinto Mountains. 1660 Comment
  RSA635652  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-17 16761 Riverside Road to Thomas Mtn. (5S15), 1.8 km south of Toolbox Spring, west of Garner Valley, San Jacinto Mountains. 1785 Comment
  SBBG5480  Arctostaphylos pringlei subsp. drupacea M. Van Rensselaer 1937-7-23 Riverside San Jacinto Mtns 1859 Comment
  UC535009  Arctostaphylos pringlei subsp. drupacea C. B. Wolf 1932-8-4 3922 Riverside one and one-half mi from Idyllwild (on road to Banning); San Jacinto Mts., Strawberry Valley 1706 Comment
  RSA635803  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16541 Riverside Red Mountain Road, 6-6.8 km east of R3. 1015 Comment
  SBBG58398  Arctostaphylos pungens R. Hoffmann 1929-9-6 Riverside Tahquitz Pk Comment
  RSA636004  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19551 Riverside Carancho Rd., W. of Temecula. 440 Comment
  RSA636153  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19470 Riverside West of Temecula, off Carancho Rd., west of De Luz Rd., eastern Santa Margarita Mtns. 460 Comment
  SDSU17424  Arctostaphylos rainbowensis C. Matt Guilliams 2007-8-9 410 Riverside Santa Margarita Ecological Reserve, on ridgeline above the Santa Margarita River to the south. 300 Comment
  UCR104027  Aristida adscensionis George K. Helmkamp 1998-4-4 3155 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
  UCR148307  Aristida adscensionis John F. Green 2005-1-14 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  CLARK-A1528-4465  Aristida californica John C. Roos 1937-8-22 1209 Riverside Mojave Desert Comment
  CLARK-A1528-4474  Aristida parishii John C. Roos 1942-5-2 1154 Riverside Joshua Tree National Park Comment
  IRVC26889  Artemisia annua O. F. Clarke 1998-9-22 s.n. Riverside Box Springs Mtns. foothills, weed in the yard at 266 Frost Court, just east of UCR Riverside 396 Comment
  CAS-BOT-BC90189  Artemisia californica Steve Boyd 1985-12-24 1194 Riverside Gavilan Hills, Harford Springs County Park Comment
  RSA736552  Artemisia californica Scott D. White, Angelia Carey 2004-7-2 10581 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  RSA795117  Artemisia californica A. C. Sanders 2010-11-18 38692 Riverside Eastern edge of Corona, north end of 'radio tower' ridge, 1.85 mi. NNE (25 deg.) of El Cerrito, 1 mi. SSE (143 deg.) of Home Gardens, just east of large rock quarry. 399 Comment
  UCR239462  Artemisia californica Thomas R. Stoughton, E. Gardner, D. Bell 2010-11-12 718 Riverside Transverse Ranges; San Bernardino Mountains, Pacific Crest Trail, west of White Water Canyon, north of the junction of Hwy I-10 and Rte 111 732 Comment
  POM10298  Artemisia douglasiana F. M. Reed 1903-10-24 17 Riverside Cold water canyon above dam, near Riverside Comment
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Apr 7 2011
  CAS-BOT-BC90577  Artemisia dracunculus Wesley O. Griesel 1960-8-24 s.n. Riverside Near Fulmor Lake, San Jacinto Mts. 1828 Comment
  CLARK-A1528-1574  Artemisia dracunculus John C. Roos 1948-10-16 Riverside Beaumont Comment
  SEINET269257  Artemisia ludoviciana M. A. Patten, S. J. Myers 1993-8-20 Riverside Along Tahquitz Creek and in neighboring creosote scrub behind the debris basin dam in Palm Springs 183 Comment
  UCR272197  Artemisia ludoviciana subsp. albula Duncan S. Bell 2015-9-30 8660 Riverside Santa Rosa Mountains, summit area of Asbestos Mountain 1573 Comment
  UCR34905  Artemisia tridentata L. B. Ziegler 1964-8-10 003 Riverside San Jacinto Mtns, Garner Valley 1375 Comment
  UCR138603  Artemisia tridentata subsp. tridentata D. L. Banks 1996-11-7 1207 Riverside Agua Tibia Mountains, NW Palomar Mountains: Pechanga Indian Reservation, east of San Gabriel Church. At the end of the main road in the Reservation, 0.5 km west of the spring on the N fork of Pechanga Creek, at the E end of the Reservation 427 Comment
  RSA778883  Asclepias albicans Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 809 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' 396 Comment
  SDSU2736  Asclepias erosa D. F. Howe 1963-5-15 3482 Riverside 18 miles east of Desert Center on U.S. 60 or 70. 152 Comment
  UCSB762  Asclepias erosa Keefe, Joseph 1966-7-27 Riverside North side U.S. Highway 60, 14.5 miles west of Arizona state line, west of Blythe Comment
  RSA192217  Asclepias fascicularis E. W. Lathrop 1966-6-13 6421 Riverside 5 mi. N W of Murrieta. Stream bank woods of southern oak woodland. Comment
  JEPS5077  Asclepias subulata W. L. Jepson 1928-4-23 12547 Riverside Shaver Well Colorado Desert Comment
  RSA401112  Asclepias subulata Anstruther Davidson 1921-10-1 s.n. Riverside Palm Springs. Comment
  RSA682078  Asclepias subulata Scott D. White, Michael Honer 2003-4-30 9130 Riverside Shavers Valley. About 1-2 miles south west of unnamed freeway exit at pumping station. 396 Comment
  RSA784752  Asclepias subulata Duncan S. Bell 2012-2-12 3096 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  SEINET10779852  Asclepias subulata Charles C. Parry 1868-1 Parry s.n. 1868 Riverside California Comment
  SEINET10728237  Aster Billy Joe Cox 1975-10-10 Cox 4224 Riverside Riverside-Imperial counties. 1-3 km W, (ca. 32 km S of Blythe); creosote desert scrub sandy and gravelly entisols. 70 Comment
  POM187421  Aster alpigenus L. Crutcher 1933-8-22 1 Riverside Ridge south of Tahquitz Valley. Comment
  CHSC8461  Astragalus Edward Laidlaw Smith 1958-3-22 400 Riverside Sand dunes 3 mi. s. Rice. Little Santa Maria Mt. Range. Colorado River drainage area. 335 Comment
  JEPS54565  Astragalus coccineus Lawrence Saylor 1935-3-24 200 Riverside 6 mi se Cottonwood Springs; se of Cottonwood Springs Comment
  RSA501067  Astragalus didymocarpus var. dispermus Steve Boyd, T. S. Ross, L. Arnseth 1989-4-1 3185 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 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
  RSA0031439  Astragalus douglasii var. douglasii Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4549 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UC862974  Astragalus douglasii var. douglasii Marcus E. Jones, A. M. 1882-4-24 3166 Riverside San Jacinto Comment
  POM250461  Astragalus douglasii var. parishii I. W. Clokey, E. G. Anderson 1935-8-21 6718 Riverside East of Keen Camp P. O. 1350 Comment
  SD111917  Astragalus douglasii var. parishii Barbara Ertter, Jeffrey Strachan 1980-5-21 3484 Riverside Santa Rosa Mountain road, ca. 2.0 miles south of Highway 74, rivulets on southeast slope. 1584 Comment
  UC597637  Astragalus filipes Philip A. Munz 1937-5-31 15125 Riverside Kenworthy , Kenworthy (San Jacinto Mts.) 1371 Comment
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Mar 25 2011
  CAS-BOT-BC187111  Astragalus lentiginosus var. borreganus John Thomas Howell 1928-3-11 3439 Riverside 6 miles se. of Garnet Station, Coachella Valley, Colorado Desert 152 Comment
  JEPS54701  Astragalus lentiginosus var. coachellae E. L. Adams 1926-1 Riverside Colorado Desert Comment
  RSA707592  Astragalus lentiginosus var. coachellae Jonathan Snapp-Cook, Kurt Roblek, Kevin B. Clark, Reas Chavez 2005-6-30 CFW- 01 Riverside Rancho Mirage, eastern Riverside County. 0.5 miles NWW of intersection of Ramon Road and Los Alamos Way. This area is referred to as Big Dune. 91 Comment
  RSA715087  Astragalus lentiginosus var. coachellae Sarah J. De Groot, J. Mark Porter 2006-3-14 5197 Riverside North foot of San Jacinto Mts., between Snow Creek Road and Highway 111; several miles downstream from gaging station. 366 Comment
  JOTR33669  Astragalus lentiginosus var. variabilis La Doux, Tasha, Mike Bell, Mariya Navasio 2005-9-21 2659 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Wonderland of Rocks; Near Wall Street Mill parking area 1310 Comment
  CAS-BOT-BC178061  Astragalus nuttallianus Steve Castagnoli; Greg de Nevers; R. Doug Stone 1980-4-29 108 Riverside 6 1/2 road miles NNW of Horse Thief Springs - Kingston Range 1066 Comment
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Apr 22 2018
  CLARK-A1528-2753  Astragalus nuttallianus John C. Roos 1958-3-15 Riverside Chuckwalla Mountains Comment
  CAS-BOT-BC192759  Astragalus palmeri Reid Moran 1941-5-4 837 Riverside East of Quail Spring, Joshua Tree Nat. Mon. 1300 Comment
  JEPS54835  Astragalus palmeri W. L. Jepson 1901-5-22 1345 Riverside Palm Canyon and return to Van Deventer's Ranch 914 Comment
  UCR19853  Astragalus palmeri W. W. Mayhew 1978-4-20 s.n. Riverside San Jacinto Mtns, Pinyon Flat 1220 Comment
  CAS-BOT-BC194169  Astragalus pomonensis John F. Green 2005-3-7 s.n. Riverside Wildomar, west of Grand Ave off Sweet Nectar Rd., Peninsular Range, Wildomar 7.5' Q 414 Comment
  RSA415657  Astragalus pomonensis N. C. Cooper 1947-4-5 2043 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  SEINET2060272 Image available Astragalus pomonensis Howard Scott Gentry 1954-7-26 14253 Riverside Dripping springs along Rte 79 Comment
  UCD105191  Astragalus pomonensis R. N. Raynor 1938-6-20 s.n. Riverside Aguanga. Comment
  UCR92315  Astragalus pomonensis Scott D. White 1994-3-29 1930 Riverside Beaumont Badlands, near county dump and old DeAnza Cycle Park, north of Hwy 60 701 Comment
  CLARK-A1528-4903  Astragalus tricarinatus John C. Roos 1937-4-23 490 Riverside Dry Morongo Canyon Comment
  RSA415764  Astragalus trichopodus Freda Detmers 1931-6-19 s.n Riverside Chino Hills. Comment
  RSA692513  Athyrium filix-femina subsp. cyclosorum Norman C. Cooper 1944-6-17 1413 Riverside San Jacinto Mtns. above Banning. 1220 Comment
  RSA482798  Athysanus pusillus Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  CAS-BOT-BC98820  Atrichoseris platyphylla R. Bacigalupi 1928-2-1 s.n. Riverside Colorado Desert - Painted Canyon Comment
  RSA480072  Atrichoseris platyphylla Steve Boyd, S. Meury, L. Arnseth, D. Nordin, Timothy S. Ross 1988-3-10 2161 Riverside Palen Pass at the north end of the Palen Mountains 500 Comment
  SD49377  Atrichoseris platyphylla Thomas W. Whitaker 1958-4-30 Riverside Box Canyon, midway between Mecca and Shaver Well. Comment
  UCR269848  Atrichoseris platyphylla A. C. Sanders, Jim Malusa 2016-3-18 42374 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  UCR30074  Atrichoseris platyphylla George K. Helmkamp 1983-4-5 483- 42 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, large wash below Chuckwalla Spring, 9 miles SW of Graham Pass Road 489 Comment
  RSA452696  Atriplex argentea N. C. Cooper 1943-10-9 955 Riverside Hemet. 305 Comment
  POM278729  Atriplex canescens Grant D. Brown 1950-12-2 588 Riverside About halfway between Arlington and Cajalco Resevoir in foothills. 335 Comment
  SEINET3930588  Atriplex canescens R. L. Piemeisel 1913-8-17 3645 Riverside Crestmore.; 0 Comment
  UC110259  Atriplex canescens T. S. Brandegee 1901-4-3 Riverside Salton Ck Colorado Desert, Salton Ck Comment
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Sep 11 2011
  JOTR36490  Atriplex canescens subsp. canescens La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, B. Truesdell, M. Wheeler 2012-10-2 3340 Riverside Joshua Tree National Park. Pleasant Valley: S of Hexie Mountains, on edge of road in playa 999 Comment
  RSA773114  Atriplex canescens var. laciniata Thomas Stoughton, Jacqueline McConnaughy, Andrew Monks 2010-10-7 673 Riverside Hwy 177. N of Desert Lily Sanctuary. Palen Valley. 274 Comment
  CAS-BOT-BC168528  Atriplex confertifolia H. M. Hall 1901-6-1 2002 Riverside San Jacinto Lake Comment
  RSA532568  Atriplex coronata var. notatior D. E. Bramlet, P. Gordon-Reedy 1991-5-8 2125 Riverside Some 8.2 km. southwest of Hemet, aproximatly 10 m. east of California Road, just northeast of the junction of California and Marvin Hull Road., The population is approximatly 50m. north of the AT&SF railroad tracks and 300m. west of the MWD canal. 498 Comment
  SBBG122779  Atriplex coronata var. notatior A. Parikh 1990-6-14 177 Riverside N of Diamond Valley Lake, 0.4 km S of Hwy 74 (W Florida Ave), 0.7 km W of Warren Rdster Rd 457 Comment
  UCR66967  Atriplex coronata var. notatior D. E. Bramlet 1990-7-20 2054 Riverside Perris-Aguanga Basin region, San Jacinto Wildlife Area; old San Jacinto River channel, c. 880 m NE of Davis Rd. and c. 400 m SW of first waterfowl pond. 476 Comment
  UCR112576  Atriplex davidsonii D. E. Bramlet 1998-6-22 2638 Riverside Upper Salt Creek Reserve, 6.9 km West of Hemet and 76m east of California Avenue, approximately 671m north of Setson Avenue. 456 Comment
  CAS-BOT-BC520433  Atriplex elegans Jeremiah George 2014-12-11 s.n. Riverside San Gorgonio Pass Region: Beaumont, just S of W. 4th St. at end of small paved spur road, area boxed in by commercial development 772 Comment
  CAS-BOT-BC170252  Atriplex hymenelytra J. Beley 1974-2-21 73 -641 Riverside 1/2 mi. NE of tip of Coxcomb Mt. Comment
  LA204682  Atriplex hymenelytra Carl Epling; March 1927 sn Riverside Whitewater Pass, near Palm Springs Comment
  SBBG65380  Atriplex hymenelytra S. W. Hutchinson -Feb-1926 Riverside Painted Cyn 30 Comment
  CAS-BOT-BC169293  Atriplex lentiformis John Thomas Howell 1928-11-4 4082 Riverside 3 miles nw of Mecca on road to Indio, Coachella Valley Comment
  SEINET4135187  Atriplex lentiformis Grant D. Brown 1950-3-5 490 Riverside 3 miles east of Indio on highway #60/70. Salton Sea drainage area.; 0 9 Comment
  RSA724123  Atriplex polycarpa R. E. Riefner 2006-10-9 6 -488 Riverside City of Lake Elsinore, back basin of Lake Elsinore, W ca. 0.5 mi off Pete Lehr Dr. at Diamond Stadium in Wildlife Viewing Area. 402 Comment
  SEINET4136176  Atriplex serenana var. davidsonii Steve Boyd 1985-8-7 1116 Riverside Murrieta area, Clinto Kieth Rd., just east of the Bear Creek development golfcourse.; 0 Comment
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Feb 13 2019
  UCR275576  Atriplex suberecta T. B. Salvato, Jennifer Weiland 2005-6-13 605- 3 Riverside Peninsular Range; Temescal Valley, c. 1.5 mi N of Lake Elsinore at Nichols Road, between the intersection of Pierce and Baker Streets and Alberhill Creek, S of Hwy I-15 390 Comment
  SDSU13513  Azolla filiculoides W. Miller 1972-8-9 Riverside 75 m. north of road. Comment
  JEPS40702  Baccharis brachyphylla Marjorie D. Clary 1933-1-29 1761 Riverside nw of Indio (Colorado Desert, Santa Rosa Mts, Deep Canyon); Colorado Desert, Santa Rosa Mts., Deep Canyon 304 Comment
  UCR59705  Baccharis brachyphylla A. C. Sanders 1989-9-19 9503 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 1.75 km (airline) south of Tabaseca Tank, along the wash above 'Tabaseca Target 680 Comment
  POM10240  Baccharis emoryi E. A. Zumbro 1904-1 s.n. Riverside Cold Water Canyon, Santa Ana Mountains Comment
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Jul 4 2010
  RSA614091  Baccharis emoryi A. C. Sanders, C. L. Sanders 1994-12-4 15882 Riverside Salton Trough: Dos Palmas oasis area, San Andres palm grove, 1.75 km (1.1 mi) WSW of Rancho Dos Palmas., Marked ''seep'' on Durmid 7.5' Quad. -23 Comment
  UCR237685  Baccharis salicifolia Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4580 Riverside San Bernardino Mountains, Whitewater Canyon, along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center, Whitewater Trout Farm, in the vicinity of Bonnie Bell 526 Comment
  JEPS40699  Baccharis salicifolia subsp. salicifolia W. L. Jepson 1939-4-17 19160 Riverside Temescal Valley, Temescal Creek 304 Comment
  UCR225725  Baccharis salicina A. C. Sanders, T. B. Salvato 2011-3-30 38902 Riverside Peninsular Range, city of Lake Elsinore, N of Pasadena St. c. 0.35 km NW of Central Ave. intersection 385 Comment
  UCR46717  Baccharis salicina B. G. Pitzer, D. C. Hawks 1986-12-2 0363 Riverside Peninsular Range, Temescal Canyon, c. 1 mi north of Glen Ivy Hot Springs and 0.5 mi west of I-15 off Lawson Drive between Temescal Canyon Road & Warm Springs Dr. 336 Comment
  RSA5438  Baccharis sergiloides C. B. Wolf 1932-10-13 4310 Riverside Cottonwood Springs. Eagle Mountains 290 Comment
  RSA0094095  Bahia dissecta Duncan S. Bell, Evan Meyer, Sonia Pena 2015-10-20 8721 Riverside Santa Rosa Mountains; approximately 0.4 air mile southeast of the summit of Santa Rosa Mountain. 2410 Comment
  CAS-BOT-BC295891  Bahiopsis parishii Lewis S. Rose 1935-12-23 35701 Riverside Colorado Desert. Above Deep Canyon, San Jacinto Mts., 22 mi. S. of Cathedral City 1066 Comment
  CAS-BOT-BC166535  Baileya multiradiata John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges: City of Temecula, immediately N and S of Murrieta Hot Springs Rd. along San Diego Aqueduct right-of-way 396 Comment
  RSA350650  Baileya multiradiata D. A. Young 1969-3-28 p 430 Riverside Palm Springs. 305 Comment
  UCR85075  Baileya multiradiata A. C. Sanders, Helmkamp & MacKay 1995-3-12 16019 Riverside Sonoran (Colorado) Desert, Coachella Valley, City of Indio, just SW of Whitewater River channel at Auto Center Drive (Hwy 111) -7.5 Comment
  RSA38415  Baileya pleniradiata Philip A. Munz 1946-10-21 11596 Riverside Near Ellen M. Mine, Joshua Tree National Monument 1296 Comment
  RSA571292  Barbarea orthoceras Steve Boyd, D. L. Banks 1994-4-5 8272 Riverside San Mateo Canyon Wilderness Area of the Cleveland National Forest, in the vicinity of Oak Flats east of Verdugo Potreto, along the Lucas Canyon Trail. 732 Comment
  UCR79222  Barbarea orthoceras Steve Boyd 1992-4-14 6793 Riverside Santa Ana Mtns., San Mateo Canyon Wilderness. Along Verdugo Trail from Tenaja Tr. to Bluewater Tr. in upper watershed Bluewater Canyon. south of Sitton Peak 854 Comment
  RSA6111  Bebbia juncea C. B. Wolf 1932-5-24 3651 Riverside 0.5 mile below the Fish Hatchery, Snow Creek, north base of San Jacinto Mountains 549 Comment
  SEINET10616169  Bebbia juncea David B. Dunn 1946-3-15 Dunn 2023 Riverside Collected on dry plateau in vicinity of Pushawalla Canyon, Indio Hills. Sparse desert scrub of Larrea and Franseria, with palms at the springs in the canyon. Comment
  CAS-BOT-BC100121  Bebbia juncea var. aspera John Thomas Howell 1928-1-29 3296 Riverside Painted Canyon, Colorado Desert Comment
  UC68875  Bebbia juncea var. aspera H. M. Hall 1905-5-2 5971 Riverside Chuckawalla Mts., Colorado Mts. Colorado Desert, Chuckawalla Mts. Comment
  UCR240639  Berberis dictyota Tracy Tennant, Mitch Provance 1998-6-16 MOR- 429 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon 1098 Comment
  RSA336055  Bernardia incana R. F. Thorne, Avi Shmida, Robert Whittaker 1978-4-23 52064 Riverside Palms to Pines Highway: Along highway, Santa Rosa Mountains. Comment
  CLARK-A1528-2552  Beta vulgaris John C. Roos 1937-5-23 2059 Riverside La Sierra Comment
  UC3232  Bloomeria crocea H. M. Hall 1901-6-1 2101 Riverside San Jacinto Mountains; s side 1463 Comment
  UC10091  Boechera californica H. M. Hall Jun 1901 2221 Riverside Onstatts Valley San Jacinto Mountains 1981 Comment
  UC494751  Boechera perennans Philip A. Munz and C. L. Hitchcock 1932-4-9 12229 Riverside White Tanks, e Riverside White Tanks Comment
  CLARK-A1656-805  Boerhavia coccinea Theo Glenn 1982-10-7 Riverside Snow Creek 396 Comment
  UCR59718  Boerhavia intermedia A. C. Sanders 1989-9-19 9511 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 1.75 km (airline) south of Tabaseca Tank, along the wash above 'Tabaseca Target 680 Comment
  CLARK-A1656-843  Boerhavia torreyana Jon Mark Stewart 1983-10-31 83-49 Riverside Palm Desert 1200 Comment
  GMDRC3103  Boerhavia triquetra J. Andre, T. La Doux 2008-9-13 10264 Riverside Chuckwalla Valley: along Hwy 177 (northwest side), southeast end of Coxcomb Mountains 33 deg. 48.724' N 115 deg. 16.87' W. Elev. 527 ft. 161 Comment
  RSA0078217  Boerhavia triquetra var. intermedia Sarah J. De Groot, Duncan S. Bell 2015-9-21 7588 Riverside Santa Rosa Mountains south-southwest of Palm Desert. Along Carrizo Road just north of Highway 74. 1053 Comment
  UCR274420  Boerhavia wrightii Duncan S. Bell, Evan Meyer 2014-10-22 7653 A Riverside southwestern section of Orocopia Mountains, c. 3.6 air miles north-northeast of Dos Plmas 404 Comment
  RSA776738  Boschniakia strobilacea Steve Boyd, Carol Boyd 2006-7-23 11673 -A Riverside Along trail from Wellmans Divide to Saddle Junction, ca. 1/2 way between San Bernardino National Forest Mount San Jacinto State Park boundary and junction with Pacific Crest Trail at Saddle Junction. Comment
  RSA659621  Bouteloua aristidoides J. C. Roos 1965-9-5 s.n. Riverside Desert center. Comment
  JOTR29180  Bouteloua aristidoides var. aristidoides La Doux, Tasha 2003-9-24 1257 Riverside Joshua Tree National Park. Queen Mountain, Trail to Barker Dam (stop 1) 1296 Comment
  RSA0020468  Bouteloua barbata Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6034 Riverside Chuckwalla Mountains; about 0.25 air mile southeast of Corn Spring. 480 Comment
  RSA339334  Bouteloua barbata R. F. Thorne 53563 Riverside Joshua Tree National Monument: Just S of San Bernardino Co. line, near jnc od road to Split Rock and 29 Palms; elev. ca. 3600 feet-Valley W of Pinto Mountains. Sandy wash at Live Oak Tank. 1326 Comment
  SEINET7294492 Image available Bouteloua barbata var. barbata Louis B. Ziegler 1967-1 s.n. Riverside Dry valley floor, lower edge of Yellow Pine Belt; Hemet Valley, San Jacinto Mts. 1402 Comment
  RSA736265  Bouteloua curtipendula Jim Andre, Tasha La Doux 2007-9-6 8705 Riverside Little San Bernardino Mountains: on dirt road to Lost Horse Ranger Sta, below Hemmingway Buttress, Joshua Tree Natl. Park. 1237 Comment
  UCSB18911  Bouteloua curtipendula Keefe, Joseph 1965-5-18 Riverside Pinyon Flats Campground, S of Palm Desert 1432 Comment
  UCR207519  Bowlesia incana O. F. Clarke 2004-2-20 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  CLARK-A1528-5383  Brandegea bigelovii John C. Roos 1965-12-4 Riverside Comment
  SEINET3860054  Brandegea bigelovii T. B. Salvato 2010-4-20 4056 Riverside Sonoran (Colorado) Desert: alluvial slope between the McCoy Mountains and McCoy Wash, ca 14 mi. northwest of Blythe.; 0 183 Comment
  UC194837  Brandegea bigelovii S. B. Parish 1916-5-13 10849 Riverside Colorado Desert, Cottonwood Spring Cottonwood Spring; Colorado Desert, Cottonwood Spring 792 Comment
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Oct 9 2010
  UCR108721  Brandegea bigelovii Scott D. White, Sandy Leatherman 1998-4-15 6287 Riverside Sonoran (Colorado) Desert, La Quinta/Palm Desert Area: Near Miles Ave. crossing over Whitewater River Channel. Degraded dunes north of Miles Ave. & west of Washington St., Coachella Valley 43 Comment
  RSA778390  Brandegea bigelovii Amber Swanson, Linda Jean Foster 2011-10-8 645 Riverside Washes in the Little Santa Maria Wilderness W of Midland/Blythe-Rice Rd. 272 Comment
  UCR166431  Brassica A. C. Sanders 1992-2-28 12036 Riverside University of California, Riverside. Botanic Garden 366 Comment
  OBI75937  Brassica tournefortii James M. Andre 2011-2-9 15931 Riverside Mecca Hills; along Box Cyn Rd at upper end of gorge, approx 6 mi SSE of jctn with I-10, approx 12 mi W of Chiraco Summit 284 Comment
  RSA184044  Brassica tournefortii I. L. Wiggins, Dorothy B. Wiggins 1966-2-22 20462 Riverside Hwy 60, 1.5 miles SE of Garnet Hill. Comment
  RSA771764  Brassica tournefortii Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4620 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UC2015553  Brassica tournefortii A. C. Sanders with P. MacKay, M. Jacobsmyer, C. Sanders, et al. 1995-3-5 15997 Riverside Colorado Desert, Orocopia Mountains, Maniobra Valley, 1.6-3 mi S of Frontage road (old highway 60) along I-10, S to edge of BLM wilderness. Comment
  RSA670334  Brassica tournefortii T. J. Glenn 1988-1-7 s.n. Riverside Off Snow Creek Road, Palm Springs Comment
  CAS-BOT-BC106343  Brickellia atractyloides var. arguta Philip A. Munz 1937-5-29 15150 Riverside Deep Canyon, Santa Rosa Mts. 1066 Comment
  JOTR34406  Brickellia desertorum La Doux, Tasha, M. Harding, B. Truesdell, D. Shade 2012-9-25 3093 Riverside Joshua Tree National Park. Cottonwood Mountains; Cottonwood Spring area 902 Comment
  RSA586250  Brickellia desertorum R. E. Riefner 1995-11-4 95385 Riverside S of Clay Canyon Rd. off I-15 Wierick exit, E of Corona Comment
  SD144057  Brickellia desertorum A. C. Sanders, P. MacKay 1994-10-23 15846 Riverside San Bernardino Mountains: Whitewater River Canyon, between the trout hatchery and Bonnie Bell. 673 Comment
  SD239574  Brickellia desertorum Fred M. Roberts, Robert L. Allen, Sandra Leatherman 2009-10-2 7166 Riverside Santa Ana Mountains: Ridge between Mabey and Tine Mine Cyns., 4.2 km by road above Forest Service gate, 2.9 km SE Sierra Peak. Northeast-facing slope, road cut and adjacent slope. 708 Comment
  SEINET2049085 Image available Brickellia desertorum Dave Charlton 1986-12-26 653 Riverside Coxcomb Range, at east end of Joshua Tree Nat'l. Monument, northernmost West-facing large canyon in the range, just north of Specter Peak. 915 Comment
  CAS-BOT-BC100514  Brickellia incana K. Larson 1977-5-11 2297 Riverside 10 mi. W. of Desert Center Comment
  UCR89530  Brickellia incana Bern Schwenn 1994-4-30 s.n. Riverside southern Mojave Desert, Joshua Tree National Park, E side of Hexie Mtns, Porcupine Wash, below the point where the wash joins Ruby Lee Canyon. 735 Comment
  UCR89680  Brickellia incana Bern Schwenn 1994-5-7 s.n. Riverside Mojave Desert, Joshua Tree Nat. Mon.; Eagle Mtns, Black Eagle Mine Rd., 2.5 mi. east of Monument boundary 650 Comment
  JEPS40560  Brickellia oblongifolia var. linifolia W. L. Jepson and H. M. Hall 1901-5-24 1424 Riverside Van Deventer's Ranch Comment
  RSA679169  Brodiaea terrestris subsp. kernensis Fred M. Roberts 2003-6-1 5883 Riverside Elsinore Mtns., Elsinore peak, 0.2km SW summit. 1075 Comment
  RSA771882  Brodiaea terrestris subsp. kernensis Steve Boyd 2010-5-28 12284 Riverside Elsinore Peak, just south of trail along old Main Divide Road at easternmost clay knoll east of main peak 1000 Comment
  SD162833  Bromus arizonicus O. F. Clarke 1973-3-21 1999 Riverside O. F. Clarke residense, 1012 Spruce Street. Comment
  UCD58397  Bromus catharticus C. R. Hursh 1919-11-30 s.n. Riverside One mile north of Riverside. Comment
  RSA772963  Bromus diandrus Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4769 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SEINET3922343  Bromus diandrus D. Atwood 1993-3-28 17709 Riverside Bolsa Chica Ecological Reserve, California Dept. of Fish and Game.; 0 0 Comment
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Jul 20 2015
  RSA131728  Bromus grandis E. K. Balls 1958-6-27 23293 Riverside Between Santiago Peak and Indian Truck Trail, along Main Divide, Santa Ana Mountains. 1372 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
  POM353055  Bromus hordeaceus N. C. Cooper 1944-4-8 1075 Riverside Andreas Canyon 305 Comment
  UC1537244  Bromus madritensis subsp. rubens Gordon H. True Jr. 1935-3-11 81 Riverside Sycamore Canyon, Box Springs Box Springs; Sycamore Canyon, Box Springs 365 Comment
  UCR174040  Bromus rubens A. C. Sanders 2006-5-19 32462 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
  UCR2257  Bromus trinii F. M. Reed 1920-3-24 4170 Riverside Western Colorado Desert, Murray Canyon, a tributary of Palm Canyon near Palm Springs 305 Comment
  JEPS54857  Caesalpinia virgata H. M. Hall 1905-4-1 5779 Riverside 7 mi. w. Coachella; Colorado Desert Comment
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Sep 11 2011
  JOTR31863  Caesalpinia virgata La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2119 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  RSA0014313  Caesalpinia virgata Justin M. Wood, J. Miner 2010-4-29 1545 Riverside Coachella Valley: Cathedral City, 0.5 mi SW of intersection of East Palm Canyon Drive and Cathedral Canyon Wash. 130 Comment
  RSA517252  Caesalpinia virgata Steve Boyd 1986-2-18 1322 Riverside Mecca Hills, Colorado Desert: Painted Canyon N of Highway 195. Comment
  UCR109560  Caesalpinia virgata R. D. Goeden, Don W. Ricker 1980-3-20 s.n. Riverside Western Colorado Desert, Coachella Valley, Painted Canyon in the Mecca Hills 122 Comment
  SDSU13052  Calandrinia ciliata Korey Klutz 1998-3-1 15 Riverside Santa Margarita Field Station. 378 Comment
  SBBG101639  Calandrinia menziesii S. Boyd, T. Ross, L. Arnseth, J. Bonilla 1990-4-2 4042 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, Hwy 79, E of USFWS Dripping Springs Guard Station 487 Comment
  RSA6108  Calochortus concolor Carl B. Wolf 1932-5-24 3654 Riverside Snow Creek, north base San Jacinto Mountains. 1 mile above the Fish Hatchery. 793 Comment
  RSA734158  Calochortus concolor Keith E. Hoffmaster 1937-6-6 802 Riverside Pinon Flat Comment
  POM19844  Calochortus invenustus Mary F. Spencer 1923-7-18 2249 Riverside Round Valley, San Jacinto Mountains. 2744 Comment
  RSA5545  Calochortus invenustus Carl B. Wolf 1932-8-5 3966 Riverside Trail from Tahquitz Valley to San Jacinto Peak, San Jacinto Mountains. 2744 Comment
  UCR262228  Calochortus plummerae T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-23 3715 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
  CSUSB399  Calochortus splendens I. S. Singh 1972-5-2 Riverside 5.1 miles west of Taneja Road from Murrieta. Comment
  RSA662566  Calochortus splendens P. Shirokawa 1998-5-15 31 Riverside Cleveland National Forest- Trabuco Ranger District, 0.3 miles from Ortega Highway (State Highway 74) on North Main Divide Road. 808 Comment
  SDSU11920  Calochortus splendens K. J. Huntley, Judith Kemp with SDSU California Flora 1988-4-29 29 IV88A Riverside 50 m. north of San Diego State University staion in the Santa Margarita Ecological Reserve 2 km west of Temecula. Comment
  UCD139571  Calochortus splendens Geoffrey Levin 1975-4-26 481 Riverside Mayhew Canyon Wash 1.5 mi. SE of Glen Ivy on Highway 71. Pacific Slope Drainage Area. 335 Comment
  UCR169860  Calochortus splendens Jason L. Hlebakos 2005-5-3 613 Riverside Santa Ana Mtns, Elsinore Peak 1039 Comment
  UCR125563  Calochortus weedii var. intermedius Chris E. True 2003-6-18 s.n. Riverside Santa Ana Mountains, Cleveland National Forest. Hagador Canyon, Trabuco Ranger District, SW of the city of Corona 600 Comment
  UCR63511  Calochortus weedii var. weedii 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
  UCR48395  Calycadenia tenella Steve Boyd 1986-5-1 1794 Riverside Perris-Aguanga Basin region, southwestern Perris Basin, hill west of Skunk Hollow, Skunk Hollow vernal pool 488 Comment
  UCR11336  Calycoseris parryi John M. Spencer 1971-4-17 s.n. Riverside Sonoran (Colorado) Desert, Joshua Tree National Monument [now J.T.N. Park], 1.5 mi. north of Cottonwood Spring campground 953 Comment
  RSA776642  Calycoseris wrightii Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-28 1099 Riverside Alligator ACEC, north side of Chuckwalla Mountains, just south of Desert Center 413 Comment
  NY1057826  Calyptridium monandrum N. H. Holmgren 1973-3-23 6483 Riverside At the south entrance to Joshua Tree national Monument, near Interstate 10, 24 miles east of Idaho 549 Comment
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May 23 2010
  SD215627  Calyptridium monandrum Steve Boyd, Tim Ross, et al. 1990-4-2 4031 Riverside Vail Lake area, lower slopes of Agua Tibia Mountain along Highway 79. 487 Comment
  RSA788871  Calyptridium parryi Gary D. Wallace 2003-7-8 4031 Riverside Hidden Lake. Comment
  JEPS48624  Calyptridium parryi var. parryi W. L. Jepson 1935-4-17 19145 Riverside Elsinore, (1 1/2 mi n on burns) Elsinore 457 Comment
  UC1292286  Calystegia macrostegia subsp. tenuifolia C. L. Hitchcock, C. V. Muhlick 1964-3-17 23108 Riverside on road to Elsinore 10 mi n Pala; n of Pala Comment
  RSA0040100  Camissonia arenaria Duncan S. Bell, LeRoy Gross 2014-3-13 6244 Riverside Orocopia Mountains; southern section of range; approximately 1.9 air miles west northwest of Clemens Well. 285 Comment
  RSA465906  Camissonia bistorta N. C. Cooper 1949-6-29 4299 Riverside San Jacinto Mountains: Palms to Pines Highway. 1524 Comment
  RSA716401  Camissonia bistorta Scott D. White, Angelia Carey 2004-4-5 10010 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  UCR164893  Camissonia bistorta S. J. Myers 2001-4-5 s.n. Riverside San Jacinto Mtns., Bautista Canyon 854 Comment
  HSC49197  Camissonia boothii subsp. condensata D. L. Goforth 1979-4-11 113 Riverside Box Canyon, 10 mi. E of Mecca on State Rte. 195. 220 Comment
  RSA465964  Camissonia boothii subsp. condensata M. B. Dunkle 1933-3-4 3044 Riverside Painted Canyon 30 Comment
  RSA684332  Camissonia brevipes Scott D. White, Michael Honer 2003-4-18 9031 Riverside Shavers Valley. Just northeast of unnamed freeway exit at pumping station. 488 Comment
  CLARK-A1656-827  Camissonia californica Theo Glenn 1983-3-1 5 Riverside Palm Springs Comment
  RSA454731  Camissonia cardiophylla Aloys Nicholson 1930-4-6 s.n. Riverside 1000 Palms. Colorado Desert. Comment
  JOTR29345  Camissonia cardiophylla subsp. cardiophylla La Doux, Tasha, Bill Truesdell, Naomi Fraga 2006-4-26 1422 Riverside Joshua Tree National Park. Long Canyon; Stop 2, in side canyon east of main wash. 837 Comment
  NY679520  Camissonia cheiranthifolia N. D. Atwood 1993-3-27 17699 Riverside Corona del Mar State Park along Newport Coast Drive. 0 Comment
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Jul 14 2012
  UCR148323  Camissonia claviformis John F. Green 2005-1-12 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  SEINET10492071  Camissonia claviformis Noel H. Holmgren, Patricia K. Holmgren; Ruth E. Kern 1973-3-21 Holmgren 6440 Riverside Blythe-rice road, 17 airline mi n-nw of blythe. T4s, r21e, sec 13. Common in wash.petal white. 259 Comment
  POM14095  Camissonia claviformis subsp. aurantiaca P. A. Munz, D. Keck 1922-4-9 4775 Riverside Shavers Well, near Mecca. 76 Comment
  UCR18523  Camissonia confusa A. C. Sanders 1978-6-11 453 Riverside San Jacinto Mtns., James Reserve, above Lake Fulmor 1646 Comment
  UCR265813  Camissonia hirtella Mitch Provance 2012-5-24 512- 03 A Riverside San Gorgonio Pass, Banning, near its border with Beaumont, Smith Creek Wash vicinity, E of Highland Springs Rd., both N and S of W Wilson St. 784 Comment
  UCR97901  Camissonia intermedia A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19853 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  RSA593996  Camissonia micrantha D. L. Banks, Elizabeth Hedge Banks 1996-5-2 0939 B Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve. Along the broad alluvial benches just to the SE of the gate to the Preserve. 448 Comment
  JOTR28914  Camissonia pallida subsp. pallida La Doux, Tasha, Bill Truesdell 2004-3-11 1149 Riverside Joshua Tree National Park. Pinto Basin; Sand Hills 533 Comment
  RSA775298  Camissonia refracta Duncan S. Bell 2011-3-18 2059 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  UCR196374  Camissonia refracta Naomi Fraga, Lisa Rojas 2005-2-10 1351 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  UCR41533  Camissonia refracta A. C. Sanders, B. Pitzer, D. Charlton, R. & J. Kniffen, J. M. Stewart 1986-3-2 6059 Riverside Sonoran (Colorado) Desert, Chuckwalla Bench, south side of Chuckwalla Mtns, on Bradshaw Road c. 2 miles east of gasline road 642 Comment
  RSA564048  Camissonia strigulosa A. C. Sanders 1993-5-17 14064 Riverside Hemet, S side of Florida Ave. (Hwy 74) on the E side of California Ave. 457 Comment
  RSA700017  Camissonia strigulosa Scott D. White, Michael Honer 2003-4-4 8935 Riverside Temescal Valley: Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. 366 Comment
  UCR116791  Camissonia strigulosa A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24155 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, along Gibbel Rd. 0.5-0.75 mi. east of State St., between Silver Dew Dr. and Morse Girard St., slopes and wash below the mouth of Avery Canyon 549 Comment
  UCR90594  Camissonia strigulosa Scott D. White 1995-6-29 3375 Riverside Santa Ana Mtns., Murrieta Creek, NW of Murrieta, upstream from Cole Creek confluence, at Calle de Oso Oro Rd. crossing 351 Comment
  OBI42569  Camissoniopsis confusa A. C. Sanders 1986-6-1 6535 Riverside San Jacinto Mts, upper part of the trl toward Spitler Peak from the Hurkey Crk camp to Bonita Vista Rd 1829 Comment
  SD254655  Camissoniopsis confusa B. Pitzer 1997-3-23 2993 Riverside Perris Aguanga Basin Region: Lakeviwer Mountains, ca.1 air mile SSW of Mt. Rudolph, along powerline road 0.3 mile E of Contour (Juniper Flats) Road (Lakeview 7.5'Q) 609 Comment
  SD39522  Camissoniopsis confusa Edith A. Purer 1935-4-21 6449 Riverside Pine Valley; Pines to Palms Highway. Comment
  JEPS31746  Camissoniopsis ignota W. L. Jepson May 17 1901-Jun 1 1901 1219 Riverside mesas e Riverside Comment
  UCSB4467  Camissoniopsis pallida subsp. pallida Kamb, Peter 1948-4-11 Riverside Lower Sonoran Zone, Aqueduct Road 5 mi east of Garnet, Coachella Valley 304 Comment
  RSA228815  Cardamine californica var. integrifolia Colin M. Wainwright, Larry E. DeBuhr 1972-2-10 601 Riverside Santa Rosa Plateau, ca. 5 miles south west of Murrieta near Forest Route 7S01. 487 Comment
  RSA0120463  Carex alma Duncan S. Bell 2016-4-16 9307 Riverside Whitewater Watershed; Whitewater Canyon; collecting in Rainbow Canyon, approximately 2.5 air miles east northeast of Kitching Peak. 1023 Comment
  UC837258  Carex hoodii P. A. Munz 1922-7-6 6005 Riverside Tahquitz Valley San Jacinto Mts. 2194 Comment
  RSA522270  Carex praegracilis Steve Boyd, David E. Bramlet, Harry Spilman 1989-4-30 3516 Riverside Gavilan Hills, Harford Springs County Park on the N edge of the Gavilan Plateau, E of Gavilan Creek 610 Comment
  SBBG57217  Carex sartwelliana R. Hoffmann 1929-9-8 Riverside San Jacinto Mtns 1828 Comment
  POM7120  Carex senta Phillip A. Munz, L. T. Street 1919-5-7 2726 Riverside Tahquitz Canyon, San Jacinto Mountains 244 Comment
  RSA614159  Carex triquetra Darin L. Banks 1997-2-23 1318 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
  RSA674760  Carex triquetra Scott D. White, Sandy Leatherman 2000-5-31 7974 Riverside Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east- and north-facing slopes. 640 Comment
  CHSC108389  Carya illinoinensis R. E. Riefner Jr. 2007-6-16 07 -258 Riverside City of Hemet, Lake St. at Florida Ave. (Hwy 74). UTM: (NAD 83) 11S 0507778E 3734143N. 530 Comment
  JOTR32402  Castela emoryi Harding, Mitzi, A. Benton 2011-7-13 17 Riverside Joshua Tree National Park. West Coxcomb Mountains; north-facing slope of small rocky foothills just above large bouldery wash 424 Comment
  RSA509918  Castilleja affinis B. Pitzer, E. Misquez 1988-2-28 618 Riverside 2 mi s of Rancho California Road (sw of Murrieta, Walker Basin, Avenida del Oro); Walker Basin, Avenida del Oro. Comment
  RSA489623  Castilleja applegatei subsp. martinii D. Charlton 1988-5-28 2129 Riverside Santa Rosa Mts. S of Hwy. 74 dirt road to Toro and Santa Rosa Peaks. Toro Camp Area. 2287 Comment
  RSA0010961  Castilleja applegatei subsp. martinii Steve Boyd, Tim S. Ross, L. Arnseth 1989-5-7 3557 Riverside Vail Lake area, along Arroyo Seco drainage from junction with Kolb Creek. S to w/in 1/4 mi Hwy 79. 457 Comment
  UCR174449  Castilleja exserta A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32504 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
  POM293613  Castilleja foliolosa Lyman D. Benson 1945-4-6 11661 Riverside Whitewater Canyon, 3 miles above Whitewater. 427 Comment
  POM4315  Castilleja foliolosa L. T. Street, Durant 1918-5-12 s.n. Riverside San Jacinto River Canyon. Comment
  RSA716390  Castilleja foliolosa Scott D. White, Angelia Carey 2004-4-5 9985 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  RSA92016  Castilleja foliolosa R. M. Straw 1954-3-14 518 Riverside Jackrabbit trail, Badlands, 1/2 mile E of Hwy 79. Comment
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Apr 2 2011
  UCR133713  Castilleja martinii N. C. Cooper 1945-5-24 1666 Riverside San Bernardino Mtns., Big Oaks Canyon, [above] Banning 1220 Comment
  RSA448750  Castilleja miniata M. B. Dunkle 1933-7-20 3710 Riverside Idyllwild, San Jacinto Mountains. 1616 Comment
  UCR170117  Castilleja minor subsp. spiralis Jeffrey Ross, Sam Lau, Jenny Phui 1998-5-31 124 Riverside San Bernardino Mtns. region, Morongo Indian Reservation; Lion Canyon 756 Comment
  CAS-BOT-BC38297  Caulanthus cooperi Annie M. Alexander; Louise Kellogg 1941-5-19 2202 Riverside Eagle Mountains. 1.5 miles north of Cottonwood Spring. 975 Comment
  CAS-BOT-BC41103  Caulanthus heterophyllus Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla 1990-4-3 4093 Riverside Vail Lake Area, upper benches and adjacent slopes of the east flank of 'Big' Oak Mountain. 701 Comment
  JEPS29316  Caulanthus heterophyllus Rimo Bacigalupi and L. Heckard 1962-3-26 8412 Riverside 3.3 mi. n.w. Alberhill (near headwaters of Temescal Wash & Canyon, w. base of Estelle Mt. & just opposite Indian Canyon (from w.)) 304 Comment
  RSA501044  Caulanthus heterophyllus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3165 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  RSA561811  Caulanthus heterophyllus Steve Boyd 1992-4-14 6833 Riverside San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail 341 Comment
  UCR104610  Caulanthus heterophyllus B. G. Pitzer 1997-4-11 3117 Riverside Lakeview Mtns, Pulsar View Road (dirt), at sharp turn in road c. 1 mi. (air) NE of Juniper Flat Road, and c. 3/4 -1 mi. by road from the base of the hills. C. 3/4 mi. (airline) SE of Mt. Rudolph (measured from BM 'Nelson') 610 Comment
  UCR174523  Caulanthus heterophyllus A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32484 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
  UCR43285  Caulanthus heterophyllus L. F. Lapre 1986-4-17 s.n. Riverside Gavilan Hills, Bull [Toro] Canyon 579 Comment
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Mar 25 2013
  HSC82831  Caulanthus lasiophyllus A. C. Sanders, B. Pitzer, D. Charlton 1986-3-1 6016 Riverside Chuckwalla Valley, 1 mi. W of Hayfield Lake, 2 mi. SW of the pumping station on small cutoff road from Hayfield Rd. to the dirt road to the Colorado River Aqueduct 427 Comment
  RSA0043377  Caulanthus major John F. Emmel 1996-6-16 1409 Riverside San Jacinto Mts.; Spitler Peak Trail, 0.0-0.1 air mile south and 0.4-0.5 air mile east of Cartridge Spring. 1767 Comment
  UC1611560  Ceanothus Steve Boyd, Tim Ross 1993-3-23 7900 Riverside Palomar Range s of Vail Lake (at n base of Agua Tibia Mt., Agua Tibia Wilderness Area, Cleveland National Forest, along trail extending s from end of Woodchuck Road); Palomar Range, Cleveland Nat'l Forest, Agua Tibia Mt. 609 Comment
  CAS-BOT-BC48618  Ceanothus cordulatus E. A. McGregor 1941-6-12 9 Riverside Idyllwild, San Gabriel Mountains Comment
  JEPS42363  Ceanothus cordulatus W. L. Jepson 1903-8-8 2317 Riverside trail below Round Valley; San Jacinto Mt. 2895 Comment
  RSA398820  Ceanothus cordulatus Bonnie C. Templeton 1953-7-26 s.n. Riverside Idyllwild. 1646 Comment
  POM12069  Ceanothus crassifolius Mary F. Spencer 1921-4-19 760 Riverside Banning. Comment
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Mar 13 2011
  RSA398880  Ceanothus crassifolius N. C. Cooper 1947-4-5 2028 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  RSA605763  Ceanothus crassifolius Scott D. White 1996-3-16 3831 Riverside Lakeview Mts, N of Winchester, at 'Maze Stone' Picnic Area. SE-facing slope. 610 Comment
  RSA575068  Ceanothus cuneatus Steve Boyd 1981-3-4 810304 -M Riverside Gavilan Hills region, low hill and adjacent flats along Gavilan Creek drainage at the southwest end of Harford Springs County Park on the Gavilan Plateau, north of Ida Leeona Road and east of the trailer park. 610 Comment
  UC1070672  Ceanothus greggii R. St. John 1929-2-28 9 Riverside 2 mi e Indian Creek; San Jacinto quad., San Bernardino National Forest 1219 Comment
  HSC86327  Ceanothus integerrimus Jane Hildreth 1981-6-4 16 Riverside James Reserve in the San Bernardino National Forest along Hwy. 243, San Jacinto Mtns. 1616 Comment
  CAS-BOT-BC51287  Ceanothus leucodermis H. E. McMinn 1925-7-2 1498 Riverside Tahquitz trail - San Jacinto Range Comment
  POM48899  Ceanothus leucodermis P. A. Munz, I. M. Johnston 1924-7-29 8856 Riverside 7 mi SE of Poppet Flat, San Jacinto Mts. 1524 Comment
  UCR140683  Ceanothus leucodermis Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 11- 79 Riverside San Jacinto Mtns, San Bernardino National Forest, 5 miles north of Idyllwild on Hwy 243, Site L11 1775 Comment
  RSA262095  Ceanothus oliganthus E. W. Lathrop 1971-3-24 7467 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  RSA398914  Ceanothus oliganthus E. Crow 1929-4-7 296 Riverside Santa Ana Mountains, Corona Skyline Drive. Comment
  RSA0019589  Ceanothus oliganthus var. oliganthus Ora M. Clark 1929-4-6 1950 Riverside South of Hemet. Comment
  RSA570553  Ceanothus ophiochilus Steve Boyd, Chris Frazier 1993-4-24 8012 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. 1000 Comment
  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
  RSA221090  Ceanothus palmeri E. W. Lathrop 1966-3-30 6120 Riverside Mail Divide Truck, Trail between El Carriso and Santiago Peak, Cleveland Nat'l Forest 1220 Comment
  RSA601167  Ceanothus palmeri Scott D. White 1996-8-15 4476 Riverside Idyllwild area: USFS Rd. 5S10 at jct w/ foot trail 2E16, at an intermittent stream channel. 1646 Comment
  RSA761995  Ceanothus palmeri Peter Guiden, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 77 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UC218105  Ceanothus perplexans P. A. Munz 1922-7-3 5959 Riverside S slopes of Santa Rosa Mountains 1676 Comment
  UCR37746  Ceanothus tomentosus N. M. Fellows 1985-3-12 s.n. Riverside Riverside, University of California, Riverside, Botanic Garden 400 Comment
  RSA282962  Ceanothus tomentosus var. olivaceus Lyman Benson 1933-3-31 4143 Riverside San Bernardino Mt. Range. US 66 [actually US 60], Beaumont. 457 Comment
  UCR81113  Centaurea solstitialis Steve Boyd, T. Ross, D. Bramlet 1992-9-9 7690 Riverside Southern Santa Ana Mountains, San Mateo Wilderness Area; upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek, up the San Mateo Trail north to Potrero de la Cienega. 671 Comment
  RSA561524  Centaurea solstitialis Steve Boyd 1992-9-9 7672 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
  JEPS46382  Centaurium venustum W. L. Jepson 1901-5-22 1366 Riverside s of Hemet Valley (Palm Canyon and return to Van Deventer's); Palm Canyon Comment
  POM256954  Centaurium venustum W. Pequegnat 1940-6-12 s.n. Riverside 1/2 mile N of Ortega Hwy, Santa Ana Mts. Comment
  UCR167838  Centaurium venustum T. B. Salvato, Melissa Clemons 2005-6-2 1357 Riverside Peninsular Range; Temescal Valley, Gavilan Hills, c. 0.5 mi SE of Steele Peak, 4 miles SW of Perris, and 6 miles NNE of Lake Elsinore, NW of Hwy 74 610 Comment
  JOTR33968  Centrostegia thurberi La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2854 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; sandy wash and gravelly benches with bouldery granitic outcrops Comment
  POM13108  Centrostegia thurberi P. A. Munz, I. M. Johnston 1922-5-21 5508 Riverside Kenworthy 1402 Comment
  SD224910  Cerastium glomeratum A. C. Sanders, G. K. Helmkamp 1996-3-17 17983 Riverside Coachella Valley: Palm Springs, mouth of Palm Cyn., ca. O.5 km E of Palm Canyon Dr. on Bogert Trail. 163 Comment
  RSA337407  Cerastium glomeratum R. F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 51974 Riverside Santa Rosa Plateau: Mesa de Colorado. 610 Comment
  RSA11596  Cercidium floridum C. Epling, Wm. Robison 1933-6-24 s.n Riverside Collected near Indio. Comment
  RSA264430  Cercidium floridum C. W. Tilforth, Jeff Barnes 1976-7-20 1216 Riverside Wash N of Power Line Road NE of Chiriaco Summit between Indio and Desert Center Comment
  RSA405370  Cercidium floridum Christopher Davidson 1979-4-4 7689 Riverside Orocopia Mts. Lower end of Box Canyon Rd., 4.4 mi E of Mecca. 213 Comment
  SEINET10738002  Cercidium microphyllum J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12861 Riverside Joshua Tree National Park; along road between Twenty-nine Palms and southern exit to I-10; ca 25 km north of Cottonwood Pass. Comment
  HSC94216  Cercocarpus montanus var. macrourus D. Atwood 1993-3-26 17683 Riverside Santa Ana Mtns., 4.8 mi. S of Lake Elsinore along Hwy. 74 808 Comment
  UCR174518  Chaenactis artemisiifolia A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32508 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
  SEINET10799436  Chaenactis carphoclinia David Charlton 1988-2-18 Charlton 1139 Riverside Alluvial Fan, S side of Little San Bernardino Mtns. Fargo Canyon Road to Cottonwood Wash, S of Joshua Tree National Park, parallel to I-10. Creosote Bush Scrub. 1 mi. E of Jct. Dillon Rd. and Fargo Cyn. Rd. 610 Comment
  HSC86863  Chaenactis carphoclinia var. carphoclinia David Charlton 1988-2-25 1227 Riverside S side of Little San Bernardino Mtns. Dillon Rd. and 1000 Palms Oasis Rd. Jct. S of Joshua Tree National Park, parrallel to I-10; 5 miles E of Jct. Dillon Rd and Fargo Canyon Rd. 610 Comment
  UC69070  Chaenactis carphoclinia var. carphoclinia H. M. Hall 1905-4-24 5904 Riverside near Chuckawalla Springs Colorado Desert, Chuckawalla Springs Comment
  CAS-BOT-BC276910  Chaenactis fremontii Palmer Stockwell 1940-4-24 1504 Riverside 1 mile E of Cabazon Comment
  RSA21381  Chaenactis fremontii C. B. Wolf 1937-5-4 8526 Riverside Colorado Desert, Little San Bernardino Mts, Morongo Wash, 1 miles below San Bernardino County line. 610 Comment
  UCR103994  Chaenactis fremontii George K. Helmkamp 1998-4-3 3074 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Snow Creek area north of Mt. San Jacinto; at edge of stream south of Snow Creek Rd at a point 1.4 mi. south of Calif. Hwy 111 396 Comment
  UCSC001454  Chaenactis fremontii Peter Kamb 1948-4-11 868 Riverside Aqueduct Road 5 mi east of Garnet Aqueduct Road, Garnet - Coachella Valley 305 Comment
  UCR133958  Chaenactis glabriuscula Mitch Provance, J. S. Ross 1998-3-27 MOR- 968 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, just south of the juction with the NE bound road to Deep Cyn. 915 Comment
  RSA34519  Chaenactis glabriuscula var. glabriuscula N. C. Cooper 1944-4-21 1109 Riverside Banning 701 Comment
  RSA559422  Chaenactis glabriuscula var. glabriuscula Steve Boyd 1992-4-15 6879 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  RSA771657  Chaenactis glabriuscula var. glabriuscula Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4911 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  SBBG104646  Chaenactis glabriuscula var. glabriuscula M. A. Patten 1992-5-14 92 -6 Riverside Cherry Valley, just N of Cherry Park Dr, between Mtn View Ave and Beaumont Ave Comment
  UC185535  Chaenactis glabriuscula var. glabriuscula Katharine Brandegee 1905-5-12 Riverside near Riverside (Wilder's) Comment
  JEPS8841  Chaenactis stevioides W. L. Jepson 1928-4-25 12578 Riverside Cottonwood Springs Eagle Mtns., Colorado Desert, Cottonwood Springs 731 Comment
  UCD130392  Chaenactis stevioides G. K. Helmkamp; E. A. Helmkamp 1998-2-18 2722 Riverside Colorado Desert: Chuckwalla Valley; 0.3 mi S of Checkwalla Rd. on Graham Pass Rd. Comment
  UCD20139  Chaenactis stevioides Donald W. Kyhos 1976-3-17 67 -7 Riverside 20.6 miles east of Amboy Road on Twentynine Palms Hwy, going towards Vidal Junction. 11.8 miles east of Amboy turnoff. Comment
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Apr 21 2013
  RSA0093770  Chamaesyce albomarginata Duncan S. Bell 2015-9-30 8685 Riverside Santa Rosa Mountains; Little Pinyon Flat; collecting in a large drainage from Cactus Spring Trail to Horsethief Creek. 1246 Comment
  RSA605743  Chamaesyce nutans A. C. Sanders, G. K. Helmkamp 1996-3-17 17976 Riverside Coachella Valley: North Palm Springs (Garnet), I-10 at Indian Ave., N of Garnet Ave. 250 Comment
  UCSB38673  Chamaesyce parishii Cowan, Clark 1978-4-23 Riverside 2.7 mi. (4.3 km.) S on Hwy. 74 from its jct. with Hwy. 111 at Indian Wellls 210 Comment
  RSA0106717  Chamaesyce polycarpa Duncan S. Bell, Amanda Turek 2010-1-30 530 Riverside Arica Mountains; the central part of the range; limestone ridges to the west of Priests Mine. 448 Comment
  RSA645644  Chamaesyce setiloba Scott D. White 1999-4-20 7272 Riverside Blythe Area: Southern foothills of the Big Maria Mts., northwest of Calif. Hwy. 95, ca. 7 road miles north of Interstate 10 / Intake Blvd. jtn. in Blythe. 91 Comment
  RSA685685  Cheilanthes clevelandii Norman C. Cooper 1944-5-6 1193 Riverside Banning. 701 Comment
  JOTR28820  Cheilanthes covillei La Doux, Tasha 2003-9-4 1088 Riverside Joshua Tree National Park. Queen Mountains, Barker Dam (Stop 3) Comment
  UCR90966  Cheilanthes newberryi Scott D. White 1996-3-23 3842 Riverside Perris Basin, Santa Rosa Hills, SE of Hemet, Loomis property, 'Friendly Hills Ranch 610 Comment
  IRVC3136  Cheilanthes parryi R. H. Whittaker, W. A. Niering 1963-6-1 SJ 137 Riverside Palms to Pines Hwy. Santa Rosa Mountains 701 Comment
  UC42547  Cheilanthes parryi Vasey Jr. Feb. 1881 12 Riverside Whitewater Comment
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Nov 29 2010
  UCR69753  Chenopodium berlandieri A. C. Sanders, Chet McGaugh 1991-7-19 11154 Riverside Peninsular Range, Murrieta Hot Springs, large vernal pool on the south side of Murrieta Hot Springs Road, east of Via Princesa & north of Calle del Lago 348 Comment
  SD247398  Chenopodium californicum T. B. Salvato, John Lovio 2013-3-19 7352 Riverside Perris-Aguanga Basin: Menifee Valley, Los Alamos Road at its crossing of Wam Springs Creek, and hill west of Jeanette Drive. 390 Comment
  SEINET269557  Chenopodium californicum Scott D. White 1996-5-27 4072 Riverside Jackrabbit Canyon: east of Moreno Valley and south of Calimesa between State highway 60 and gilman Spring Road West and 518 Comment
  UCR275349  Chenopodium californicum T. B. Salvato, Melissa Clemons 2005-6-9 1506 Riverside Peninsular Range, Gavilan Hills, E/W trending side canyon feeding into Walker Canyon, c. 0.3 mile northeast of Hwy 15 457 Comment
  UCR281470  Chenopodium californicum Mitch Provance, John Hazlett, Matt K. Beyers, Jeremiah George 2017-3-31 317- 99 Riverside Temescal Valley, Corona, N side of Campbell Ranch Rd., 0.2 miles E of intersection with Temescal Canyon Rd. 330 Comment
  UCR41344  Chenopodium murale N. M. Fellows, A. C. Sanders 1985-4-9 159 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, Oasis de Los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the north foot of San Jacinto Mtns., 1 mile west of Snow Creek Village 489 Comment
  RSA334988  Chenopodium murale Steve Boyd 1985-7-23 1012 Riverside De Luz Rd., 7.6 mi. west of Rancho California. 335 Comment
  SEINET10764861  Chenopodium murale Dave Silverman, Onkar Singh 2010-3-25 Silverman 7847 Riverside Palo Verde Mesa, 220 m east of Black Creek Rd, 6.6 km west of McCoy Wash, and 8.2 km north of I-10. 160 Comment
  CSUSB731  Chilopsis linearis Susan Larisch 1963-3-23 S. N. Riverside Ca. 10 miles above Mecca, California in Fox Canyon. Ca. 50 meters of roadside Comment
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Mar 24 2013
  RSA455305  Chilopsis linearis subsp. arcuata D. A. Young 1969-8-17 P- 505 Riverside Colleted approx. 3 mi. SE of Whitewater, Calif. on Hiway 111, on the S. side of the road. 335 Comment
  CAS-BOT-BC451473  Chimaphila umbellata Scott D. White 1996-8-1 4408 Riverside San Jacinto Mts., Idyllwild Area: Hwy. 243 at Deer Springs trialhead and adjacent area. 1828 Comment
  UCR140310  Chloracantha spinosa Stan C. Spencer 2004-8-4 s.n. Riverside San Jacinto Valley, Hemet-Ryan Airport, SW of Hemet near intersection of Warren Rd. and Stetson Ave., west end of airport 457 Comment
  CAS-BOT-BC217964  Chloris truncata A. C. Sanders 1997-3-26 20138 Riverside Adjacent to the Skinner entrance road, ca. 1 km NE of Borel Rd. Lake Skinner Area 472 Comment
  RSA585048  Chloris truncata V. McAfee-Jacobs, B. R. Drake 1995-11-6 1 Riverside Temecula: Drake Enterprises vineyard at Buck Rd. and Berenda Road Comment
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Apr 10 2009
  UCD169110  Chlorogalum parviflorum T. B. Salvato; Gregg Miller 2005-6-3 1376 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
  UCR112561  Chorispora tenella A. C. Sanders 1998-3-11 21695 Riverside Shipley/Skinner Reserve area, Diamond Valley, along State Street (R3) c. 1/2 mi. north of Newport Rd., south of Hemet 488 Comment
  UCR114748  Chorizanthe A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20679 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek drainage, dry slopes above Brown Creek 915 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
  CAS-BOT-BC191714  Chorizanthe brevicornu var. brevicornu John H. Thomas 1957-4-6 6595 E Riverside Mojave Desert. About 2 miles N of Indian Cave, Joshua Tree National Monument. About 5 miles W and S of the town of Twentynine Palms 822 Comment
  JEPS20768  Chorizanthe brevicornu var. brevicornu Roxana S. Ferris and Rimo Bacigalupi Mar 19 1958-Mar 25 1958 13259 Riverside 2.3 mi above Midland P.O. (U.S. gypsum mine property, Little Maria Mountains); Little Maria Mts., U.S. gypsum mine property Comment
  RSA25154  Chorizanthe brevicornu var. brevicornu C. L. Hitchcock 1940-3-30 5876 Riverside Cottonwood Spring. Comment
  RSA314444  Chorizanthe brevicornu var. brevicornu Robert F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55432 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  UCR87931  Chorizanthe coriacea A. C. Sanders, N. Ferguson 1994-6-2 14634 Riverside San Jacinto Mtns, Bautista Canyon, c. 1 mile above the forest service boundary 850 Comment
  VVC2461  Chorizanthe corrugata Tim Thomas 2013-3-18 5939 Riverside Sonoran Desert, 10 miles WSW of Blythe NE of Mule Mtns. 116 Comment
  UCR24615  Chorizanthe leptoceras T. P. Krantz, G. Krantz, K. Berg 1980-4-24 s.n. Riverside San Jacinto River, one mile east of Valle Vista, just north of Highway 74 Comment
  CAS-BOT-BC460911  Chorizanthe leptotheca H. M. Hall 1901-7-1 2255 Riverside San Jacinto Mountains: Fuller's Mills Mountains, west end 1584 Comment
  UC450104  Chorizanthe leptotheca F. M. Reed 1905-6-9 778 Riverside Riverside and vicinity 365 Comment
  UC72686  Chorizanthe leptotheca Miss M. A. King 1893-1 Riverside Menifee Comment
  UCR280959  Chorizanthe leptotheca Mitch Provance, Matt K. Beyers 2017-6-8 617- 10 Riverside Temescal Valley, Indian Wash, SW of I-15, S side of De Palma Rd., about 0.2 mi WNW of inter. with Glen Eden Rd. 366 Comment
  RSA688849  Chorizanthe parryi Scott D. White, Michael Honer 2003-5-13 9252 Riverside Whitewater Canyon Road, 0.4 of a mile from the junction with Interstate 10. Whitewater Canyon washWhitewater Canyon, ca. 2 miles north of Bonnie Bell. 579 Comment
  RSA708431  Chorizanthe parryi var. parryi Scott D. White 2005-3-29 10852 Riverside San Gorgonio Pass: Cabazon. Alluvial fan and benches west of San Gorgonio river and south of I-10 Freeway. West of existing gravel quarry, likely to be proposed for quarry expansion. 585 Comment
  RSA543885  Chorizanthe polygonoides var. longispina Steve Boyd 1991-5-20 6265 Riverside Temescal Canyon, S flank of Alberhill Mtn, W end adjacent to old clay mine area. 427 Comment
  UCR132343  Chorizanthe polygonoides var. longispina John F. Green, S. J. Myers 2003-6-25 s.n. Riverside Small hill just west of Leon Road, c. 0.25 mi. south of Borel Road, above Tucalota Creek 427 Comment
  UCR217512  Chorizanthe polygonoides var. longispina Jeff B. Galvin 2008-5-8 043 Riverside Peninsular ranges, Santa Ana Mtns, Santa Rosa Plateau, Sylvan Meadows, along Stevenson Trail 600 Comment
  UC57063  Chorizanthe rigida E. E. Schellenger 1911-4-24 Riverside s Palm Springs; Colorado Desert, s of Palm Springs Comment
  CAS-BOT-BC248059  Chorizanthe xanti var. leucotheca Edmund C. Jaeger 1922-4-10 s.n. Riverside Snow Creek, Colorado Desert 304 Comment
  SD178200  Chorizanthe xanti var. leucotheca D. E. Bramlet 2003-5-28 3453 Riverside Base of San Jacinto Mtns on spoil pile. 2,226m south of Cabazon, 2,287m northwest of Cabazon Peak, and 518m northwest of the Colorado River Aqueduct. 534 Comment
  CAS-BOT-BC30107  Chrysolepis chrysophylla Winifern W. Swarth 1914-9-10 s.n. Riverside Tahquitz Valley, San Jacinto Mts. 2438 Comment
  CAS-BOT-BC36261  Chrysolepis sempervirens Mary F. Spencer 1919-7-8 665 Riverside Tacquitz ridge, San Jacinto Mt. 2438 Comment
  RSA607248  Chrysothamnus nauseosus subsp. consimilis R. S. Woglum 1937-10-20 1199 Riverside Peninsular Ranges, Santa Rosa Mountains. Comment
  RSA0112103  Chrysothamnus paniculatus Duncan S. Bell 2009-10-9 486 Riverside Northwest of the Arica Mountains. 281 Comment
  RSA340178  Chrysothamnus paniculatus R. F. Thorne, C. W. Tilforth 1980-5-28 54189 Riverside San Bernardino Mountains: Whitewater ridge above old bridge. Comment
  JOTR01247  Chrysothamnus teretifolius Cole, James E. 1941-10-20 929 Riverside Joshua Tree National Park. OPTIMIST MINE ROAD, LOST HORSE VALLEY 1310 Comment
  RSA799240  Chylismia brevipes subsp. brevipes Thomas Stoughton, Duncan S. Bell, Debra Nelson 2011-2-20 748 Riverside North side of the Mecca hills, side canyon between the head of Box Canyon and Shavers Well, roughly 7.4 miles from Interstate 10 on Box Canyon Road. 305 Comment
  SEINET13009282  Chylismia brevipes subsp. brevipes J. S. Horton 1973-3-19 698 Riverside 5 miles west of Desert Center. 366 Comment
  OBI38923  Chylismia claviformis A. C. Sanders, Pitzer, Charlton, Kniffen 1986-3-3 6078 Riverside Corn Spring, Chuckwalla Mts, was below the spring ans wsh and rocky slopes to the S 488 Comment
  CAS-BOT-BC160614  Chylismia claviformis subsp. aurantiaca Mrs. G Earle Kelly 1926-4-1 s.n. Riverside Between Palm Springs and Indio Comment
  JEPS23474  Chylismia claviformis subsp. aurantiaca I. W. Clokey and B. C. Templeton 1930-4-9 4725 Riverside n Palm Springs; Colorado Desert 170 Comment
  JOTR34374  Chylismia claviformis subsp. aurantiaca Andre, Jim 2012-4-16 20894 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  UC1184378  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-3-1 11750 Riverside along US Hwy 95 16.1 mi n Blythe Comment
  UC874160  Chylismia claviformis subsp. aurantiaca I. W. Clokey and B. C. Templeton 1930-4-9 4725 Riverside n Palm Springs; Colorado Desert 170 Comment
  UCSB23977  Chylismia claviformis subsp. aurantiaca Keefe, Joseph 1967-1-2 Riverside Salton Beach Park; northeast end of Salton Sea; southeast of Mecca -36 Comment
  RSA370864  Cirsium vulgare R. F. Thorne 1985-7-18 61280 Riverside De Luz; Arroya near Murrieta-Guava St. roads, a few miles S of Murrieta 385 Comment
  RSA5247  Cistanthe monosperma C. B. Wolf 1932-8-5 3983 -A Riverside Rocks at summit of San Jacinto Peak 3294 Comment
  POM153234  Clarkia bottae C. L. Hitchcock 1928-5-20 57 Riverside Santa Ana canyon, 8 miles west of Prado. 400 Comment
  RSA114146  Clarkia dudleyana Peter H. Raven, R. Snow 1957-7-26 11084 Riverside Banning-Idyllwild road, 0.9 miles north of Vista Grande Ranger Station, San Jacinto Mts. Comment
  JEPS1950 Image available Clarkia purpurea subsp. quadrivulnera H. M. Hall 1905-6-3 6241 Riverside vicinity Riverside (e base of mountain); Box Springs Mt.; Eastern base of Box Springs Mt., vicinity of Riverside 533 Comment
  RSA16355  Clarkia purpurea subsp. quadrivulnera Percy C. Everett 1935-6-18 7177 Riverside Santa Ana Mountains, San Juan Canyon, near Ortega Highway on road [North Main Divide Road] to Santiago Pk. 701 Comment
  SEINET7072835  Clarkia purpurea subsp. quadrivulnera A. G. Vestal 1963-5-19 s.n. Riverside Among granite boulders about 0.9 miles west of Radec on Route 79 [old 71]. Coordinate datum: WGS84/NAD83. (33? deg. 28' 2" North Latitude, -116? deg. 55' 39" West Longitude, Coordinate datum: NAD27.). Comment
  UCR111985  Clarkia purpurea subsp. quadrivulnera A. C. Sanders, T. B. Salvato 2000-5-25 23417 Riverside Peninsular Range, Menifee Valley, south of Newport Rd., north of Holland Rd. and west of Bradley Rd., 2 miles due east of Railroad Canyon Lake 488 Comment
  SDSU13483  Claytonia parviflora subsp. parviflora Shawn Johnston, Calf. Plant Taxonomy Class 2000-4-1 16 Riverside Santa Margarita Ecological Reserve North end. Comment
  SEINET273059 Image available Claytonia parviflora subsp. viridis A. C. Sanders 1997-3-26 20113 Riverside Lake Skinner area; shallow valley at NW foot of Tucalota Hills. along dirt rd 0.65 mi E of main Lk. Skinner. UTM 10km c 460 Comment
  RSA509570  Claytonia perfoliata subsp. mexicana Ed LaRue 1989-3-30 s.n. Riverside Rancho California area, ca. 4 miles W of Temecula,with Ave. del Oro as the N boundary. 381 Comment
  UCR169311  Clematis ligusticifolia T. B. Salvato, John F. Green 2004-5-27 598 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  POM93721  Cleome isomeris Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  SEINET2050174 Image available Cnicus benedictus Steven J. Southwell 1971-5-23 Riverside Found 50 yds N. of cut-off between hwy 395 and hwy 71. Turnoff from 395 is 3 miles S. of Bundy Road, 2 miles from Murrieta. 305 Comment
  JOTR31071  Coleogyne ramosissima La Doux, Tasha, T. Herskovits, B. Truesdell, M. Wheeler 2010-5-6 2334 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west of Ryan Mountain; Gravelly flats near Ryan Mountain campground (Stop 1) Comment
  POM128665  Collinsia concolor E. C. Jaeger 1925-5-1 s.n. Riverside Dripping Spring near Temecula. Comment
  RSA0117432  Collinsia concolor D. L. Banks, Steve D. Boyd 1995-5-3 263 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
  SD143712  Collinsia concolor Andy C. Sanders, P. MacKay, T. Thomas, O. Clarke 1997-5-4 20667 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
  SD187478  Collinsia concolor Scott D. White, Angelia Carey 2004-4-16 10160 Riverside San Jacinto Mountain foothills;Indian Creek and adjacent slopes 548 Comment
  UC597598  Collinsia concolor Philip A. Munz 1937-5-30 15090 Riverside n Vandeventer Flat; Santa Rosa Mtns 1676 Comment
  UCR202239  Collinsia concolor 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
  UCR24900  Collinsia concolor A. C. Sanders 1980-7-18 1630 Riverside San Jacinto Mtns., Thomas Mountain: Thomas Mountain Campground to the summit at the lookout 2073 Comment
  CAS-BOT-BC52499  Colubrina californica Walter Knight; Irja Knight; Fred Klein 1969-3-30 2616 Riverside In vicinity of Eagle Mt. pumping station, .35 mi. from jct. of dead-end Adit Road in sandy wash Comment
  RSA702048  Conyza canadensis Scott D. White, Angelia Carey 2004-9-16 10757 Riverside San Jacinto Mountain foothills: Indian Creek watershed, above confluence w/ San Jacinto River. Former homestead area with persisting pond (cattle pond?) & adj. wetlands and seep. 579 Comment
  UCSB25308  Corallorhiza maculata Gliessman, Stephen 1968-7-11 Riverside 1.0 mile north of Deer Springs; on Deer Springs Trail; San Jacinto Mountains 2743 Comment
  UC218232  Cordylanthus nevinii P. A. Munz 1922-9-7 6408 Riverside on trail to Hidden Lake; San Jacinto Mts 2346 Comment
  POM161396  Cordylanthus rigidus subsp. setiger H. M. Hall 1901-08 2621 Riverside In open pine forests in the vicinitu of Strawberry Valley. 1585 Comment
  POM49087  Corethrogyne filaginifolia P. A. Munz, I. M. Johnston 1924-7-26 8713 Riverside South of Banning. 976 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
  UC64841  Corethrogyne filaginifolia E. A. Zumbro 1904-1-1 427 Riverside Cold Water Canyon Santa Ana Mts. Comment
  RSA13961  Coryphantha alversonii P. A. Munz 1922-4-13 5015 Riverside Eagle Mountains, Colorado Desert. Sandy wash from Anshutz Canyon. 366 Comment
  UCR92499  Cotula australis S. J. Myers 1996-1-16 s.n. Riverside Perris Basin, 2 mi NE of Perris, flood control channel between Perris Blvd, & Murrieta St., parallel to Nuevo Rd c. 1/4 mi N. 442 Comment
  SDSU17484  Crassula connata Jerry Jenkins 2001-3-30 2001 -004 Riverside Santa Margarita Ecological Reserve. Field by station. UTM zone 6, 482100E, 3699010N. UTM transfered to GIS. Comment
  UCR167077  Crassula connata Scott D. White 2005-3-29 10844 Riverside San Gorgonio Pass, Cabazon: alluvial fan and benches west of San Gorgonio river and south of I-10 fwy. west of existing gravel quarry, likely to be proposed for quarry expansion 598 Comment
  RSA593888  Crassula solieri Steve Boyd, Dave Bramlet 1996-4-19 8611 Riverside San Jacinto Valley, ca 2 air miles NE of Winchester and 0.5 mi W of Ryan Airfield in the upper Salt Creek floodplain, at the N end of California Avenue, N of Stetson Avenue, W of the Metropolitan Water District canal. 457 Comment
  CLARK-A1045-300  Crepis capillaris George K. Helmkamp 1977-3-20 Riverside Deep Canyon dry wash of Deep canyon; ; Palm Desert 15'Q Comment
  UC72144  Cressa truxillensis Miss M. Alice King May, 1893 Riverside Elsinore Comment
  UCD126226  Cressa truxillensis A. C. Sanders; D. Bramlet, Mihai Costea, T. Salvato 1999-10-15 23186 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1 mile W of Jackrabbit Trail on Gilman Springs Rd., 0.4 mi. W of Quail Lake Golf C. entrance, 2 mi. WNW of Eden Hot Springs. 436 Comment
  UCR126928  Cressa truxillensis Julie A. Greene 1993-5-12 1292 Riverside San Jacinto Valley, San Jacinto Wildlife Area, north side of San Jacinto River levee, west of Davis Road 433 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
  UC868665  Croton californicus Milo S. Baker 1928-4-4 2873 Riverside Palm Springs-Banning hwy Snow River Comment
  UCR150027  Croton californicus Scott D. White, Angelia Carey 2004-5-7 10312 Riverside San Jacinto Mountains, Indian Creek and adjacent foothills 610 Comment
  UCR161013  Croton californicus Mark S. Brunell, M. Okada 1993-5-29 s.n. Riverside Sonoran (Colorado) Desert, Palm Springs area, SW corner of Hwy 111 and Gene Autry Trail 104 Comment
  UCR166165  Croton californicus John F. Green 2005-2-10 s.n. Riverside Peninsular Range, E of Temecula, Rancho California, SE of intersection of Mesa Verdugo and Calle Vista, N of Pauba Valley and south of Buck Mesa 430 Comment
  UCR93092  Croton californicus Scott D. White 1995-12-24 3798 Riverside Lakeview Mtns., c. 5 road mi SE of Davis Road/Ramona Expressway intersection. 610 Comment
  RSA314490  Croton californicus var. mohavensis R. F. Thorne, Kay L. Wright, Richard K. Benjamin 1982-10-8 55357 Riverside Mouth of Whitewater Canyon near Whitewater Post Office in sandy wash between old and new highway bridges and along Whitewater River. 412 Comment
  RSA480701  Croton californicus var. mohavensis M. B. Dunkle 1937-3-25 4911 Riverside East of Indio, Colorado Desert. Comment
  RSA5166  Cryptantha angustifolia C. B. Wolf 1932-4-26 2977 Riverside Colorado Desert: 5 mi. E of Mecca on Blythe rd. 30 Comment
  SEINET3004967  Cryptantha angustifolia G. Rink 2011-3-24 10391 Riverside Sandy wash north of Blythe, east of the McCoy Mtns 109 Comment
  UCR138589  Cryptantha angustifolia Steve Boyd, T. S. Elias, Erika Winter 1986-2-18 1317 Riverside Western Colorado Desert, Mecca Hills: Painted Canyon north of Hwy 195 Comment
  UCR228188  Cryptantha angustifolia Dave Silverman 2010-3-24 7825 Riverside Sonoran (Colorado) Desert, 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
  POM98737  Cryptantha angustifolia P. A. Munz 1926-1-31 9974 Riverside Dos Palmas Spring Comment
  SEINET12326518  Cryptantha angustifolia Unknown 1936-1 12822 Riverside Colorado Desert, N of Palm Springs Comment
  SDSU20599  Cryptantha barbigera var. fergusoniae Ronald B. Kelley 2006-3-11 981 Riverside North of I-10 at West Palm Springs along Tamarck Road from Pacific Crest Trail crossing east 0.1 miles to Cottonwood Road junction. 418 Comment
  UCR126259  Cryptantha barbigera var. fergusoniae 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
  UCR276655  Cryptantha barbigera var. fergusoniae Jim Andre 2015-3-6 33550 Riverside Coachella Valley, along Snow Canyon oad, just south of Hwy 111 362 Comment
  CAS-BOT-BC218859  Cryptantha costata Lewis S. Rose 1936-12-29 36834 Riverside Desert sand hills, La Quinta 0 Comment
  UCR166011  Cryptantha costata Nathan Moorhatch 2005-2-17 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, east edge of Santa Rosa Mtns., La Quinta, west of Washington St., between Ave. 48 and Lake La Quinta Dr., 4 acre parcel 37 Comment
  UCR216117  Cryptantha costata Jim Andre, T. La Doux 2009-2-25 10818 Riverside Sonoran (Colorado) Desert, Palen Dry Lake; c. 6 miles north of I-10 freeway, c. 15 miles east of Desert Center 129 Comment
  RSA0079094  Cryptantha cycloptera J. Andre, T. La Doux 2010-2-28 12559 Riverside Lower Colorado River Valley; along Hwy 94 approx. 25 miles north of Blythe, on east side of Big Maria Mountains. 83 Comment
  SBBG6254  Cryptantha decipiens H. and M. Dearing 1942-2-6 4800 Riverside near Cathedral City Comment
  UCR267886  Cryptantha dumetorum Jim Andre 2013-3-4 23868 Riverside Sonoran (Colorado) Desert, 0.2 miles east of Hwy 95, just south of Riverside Mountains, just north of Queen Sable Point 96 Comment
  POM368275  Cryptantha intermedia Ora M. Clark 1929-2-23 1547 Riverside Near Banning. Comment
  RSA715938  Cryptantha intermedia Scott D. White, Angelia Carey 2004-4-5 10019 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  SD137838  Cryptantha intermedia Darin L. Banks, Steve Boyd 1995-5-3 247 Riverside Cleveland National Forest, Agua Tibia Wilderness Area; north slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco 515 Comment
  SDSU13341  Cryptantha intermedia C. Matt Guilliams 2000-4-29 Riverside Santa Margarita Ecological Reserve, 'Insect Trail'. 1.5 miles NE of Gavalin Mtn. 305 Comment
  UC857153  Cryptantha intermedia Lewis S. Rose 1937-4-9 37095 Riverside Cabazon 563 Comment
  UCR176908  Cryptantha intermedia Tracy Tennant 1998-6-18 s.n. Riverside San Jacinto Mtns., Bee Canyon, NE of Valle Vista 793 Comment
  UCR251995  Cryptantha intermedia A. C. Sanders, T. B. Salvato 2014-7-2 41166 Riverside Peninsular Range; San Jacinto Mtns., Fobes Canyon, c. 1/2 mile south of Fobes Ranch along Fobes Ranch Rd. 1555 Comment
  SEINET12280820  Cryptantha intermedia Unknown 1936-1 12768 Riverside W of Bonning Comment
  HSC66535  Cryptantha maritima Christopher Davidson 1979-4-4 7672 Riverside Orocopia Mtns., lower end of Box Canyon on Box Canyon Rd., 4.4 mi. E of Mecca 213 Comment
  OBI35028  Cryptantha maritima Sears 1978-3-18 926 Riverside 3 mi E of Corn Spring, 9 mi SE of Desert Center, T6S, R16E, sec 23 366 Comment
  RSA316876  Cryptantha maritima P. A. Munz, D. D. Keck 1922-4-9 4794 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  POM3707  Cryptantha micrantha H. M. Hall 1905-4-28 5938 Riverside McCoy Wash. Comment
  UC489041  Cryptantha micrantha C. V. Meyer 1927-6-1 160 Riverside Saunders Meadow San Jacinto Mts. 1706 Comment
  UC857184  Cryptantha micrantha Mary F. Spencer 1922-4-16 1918 Riverside Palm Springs Colorado Desert 121 Comment
  SEINET12280846  Cryptantha micrantha E. A. Purer 1935-1 6471 Riverside Pam Springs, western Colorado Desert Comment
  RSA633317  Cryptantha micrantha var. lepida R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38080 Riverside San Bernardino National Forest, San Jacinto Mountains: Above James Reserve in Hall Canyon. 1677 Comment
  SD185169  Cryptantha micromeres A. C. Sanders, Seung-Chul Kim 2005-5-7 30005 Riverside Agua Tibia Mountains: UC Emerson Oaks Reserve, ca. 8.0 miles southeast of Temecula, south of Highway 79 at east end of Pauba Valley, end of Los Caballos Road in vicinity of water tank. 456 Comment
  UCR115432  Cryptantha microstachys Scott D. White, D. E. Bramlet 1999-4-22 7244 Riverside Lake Skinner area, Ridgetop, north, west, and northwest facing slopes of Bachelor Mtn. 762 Comment
  UCR19808  Cryptantha muricata W. W. Mayhew 1977-6-12 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1921 Comment
  RSA0079262  Cryptantha muricata var. jonesii Scott D. White 1999-5-24 7397 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
  RSA0079314  Cryptantha muricata var. jonesii T. B. Salvato, A. C. Sanders 2005-5-17 892 Riverside San Jacinto River E of Valle Vista, just downstream from the Forest Service boundary and N of CA Hwy 74. 549 Comment
  HSC3620  Cryptantha pterocarya C. L. Hitchcock, C. V. Muhlick 1964-3-22 23251 Riverside Side canyon near S entrance to Joshua Tree National Monument. Comment
  OBI66288  Cryptantha pterocarya LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1464 Riverside Colorado Desert; Chocolate-Chuckwalla Mts region; Corn Springs campground in the Chuckwalla Mts. cyn SW of campground. UTMs 3721895N, 355238E; and UTM 3720669N, 654757e 549 Comment
  RSA499792  Cryptantha racemosa Albert J. Perkins 1916-4-16 s.n. Riverside Palm Springs. Comment
  RSA80747  Cryptantha racemosa F. W. Peirson 1921-3-23 2377 Riverside Deep Canyon south of Coachella Valley 335 Comment
  UCR25968  Cryptantha racemosa John C. Roos 1948-5-1 3815 Riverside Western Colorado Desert/ San Bernardino Mtns., Whitewater, N slope on a mountainside 549 Comment
  JOTR16629  Cryptantha utahensis Liska, K. and Leary, Pat 1975-3-11 958 Riverside Joshua Tree National Park. WEST WIDE CANYON 609 Comment
  UCR25962  Cryptantha utahensis John C. Roos 1948-5-1 3816 Riverside Western Colorado Desert/ San Bernardino Mtns., Whitewater, N slope on a mountainside 549 Comment
  SD28102  Cryptogramma acrostichoides Carl B. Wolf 1932-8-5 3978 Riverside Summit of San Jacinto Peak, San Jacinto Mountains 3310 Comment
  UCR20830  Cucurbita foetidissima A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1297 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
  CAS-BOT-BC224606  Cuscuta californica var. papillosa Geo. B. Grant 1906-4-20 6705 Riverside Palm Springs Comment
  UCR99404  Cuscuta californica var. papillosa Scott D. White 1996-8-15 4467 Riverside San Jacinto Mtns., Idyllwild Area: Alvin Meadows and unnamed canyon upstream. Upper margin of area that burned in July, 1996 1585 Comment
  UCD98514  Cycloloma atriplicifolium K. Esau 1935-6-15 s.n. Riverside Hemet Valley. Comment
  SEINET3071827  Cylindropuntia bigelovii Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17509 Riverside Pilot Mountain quadrangle, zone 11 0655330mE 3721650mN NAD83, Corn Springs, north side of Chuckwalla Mountains, 12km SSE of Desert Center, 85km east of Indio 498 Comment
  POM12621  Cylindropuntia echinocarpa M. French Gilman 1922-4-9 s.n. Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 457 Comment
  RSA0097198  Cylindropuntia echinocarpa Marc A. Baker, Michelle Cloud-Hughes 2015-7-12 18412 Riverside San Gorgonio River, 2.5 km SW of Cabazon, 28 km WNW of central Palm Springs. 538 Comment
  RSA65624  Cylindropuntia echinocarpa F. W. Peirson 1928-4-24 7901 Riverside Hills north and northeast of Cottonwood Springs, north end of Colorado Desert. Comment
  SD145973  Cylindropuntia prolifera A. C. Sanders, D. Malueg, K. D. Jones 2000-9-8 23645 Riverside Temecula Valley:gasline route on E edge of Temecula,ca. 2 km SW of Skunk Hollow & 1 km N of Nicolas Rd,N side of next arroyo N of Santa Gertrudis Creek,NE of elementary school.Bachelor Mt 7.5' quad.On 1300' hill,SW-facing bowl E of 'pipeline'. (IPB 8/07) 381 Comment
  UCD169559  Cylindropuntia prolifera John F. Green 2006-5-2 s.n. Riverside Unincorporated area along San Diego Aqueduct Corridor, 1 km due W of Skunk Hollow, between Nicholas Rd. and Borel Rd., E of Murrieta Hot Springs. 421 Comment
  UCR2292  Cynodon dactylon F. M. Reed 1903-11-29 83 Riverside Riverside, Ramona Ranch [Blaine St. between Chicago and Iowa, at or near the arroyo crossing] 293 Comment
  POM1182  Cynodon dactylon I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon. Comment
  UCR92732  Cyperus difformis A. C. Sanders 1994-7-27 15165 Riverside Riverside, Santa Ana River between the San Bernardino Co. line & the Market Street Bridge 246 Comment
  UCR111755  Cyperus eragrostis S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  UCR271689  Cyperus eragrostis Mitch Provance 2011-7-4 17182 Riverside San Bernardino Valley, Northwestern base of the Jurupa Mountains, adjacent to S side of Fontana (technically in an unincorporated part Riverside Co.), retention basin on S side of Philadelphia St., just E of Country Village Rd. 262 Comment
  RSA577533  Cyperus laevigatus L. C. Wheeler 1932-9-4 1325 Riverside Santa Ana River at Chino Creek. 152 Comment
  POM10287  Cyperus parishii Charlotte M. Wilder 1905-06 615 Riverside Wilder s [near Riverside] Comment
  UCR101430  Cyperus parishii A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22234 Riverside San Bernardino Mtns., Morongo Indian Reservation, lower Millard Canyon 841 Comment
  UCR225158  Cyperus squarrosus Steve Boyd, Gary Wallace 2005-7-30 11649 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
  RSA655215  Dactylis glomerata Scott D. White 1999-6-6 7450 Riverside Idyllwild Area: Near Idyllwild Community Service Dist. sewage ponds at terminus of USFS Road 5S24.2. 1432 Comment
  GMDRC5832  Dalea mollis J. M. Andre 2013-3-27 24799 Riverside Rice Valley: east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62) 242 Comment
  SEINET3004993  Dalea mollis G. Rink, M. Baker 2011-4-3 10421 Riverside Northwest of Blythe, east of the McCoy Mtns, desert pavement 170 Comment
  UCR182832  Dalea mollis Dave Silverman, Cindy Hopkins 2005-3-25 5757 Riverside NE Riverside Co., Rice Valley, SE of Danby Dry Lake, south of Highway 62, along Midland (Blythe-Rice) Road, south of railroad crossing 234 Comment
  UCR228169  Dalea mollis Dave Silverman, Mark Bibbo 2010-3-30 7891 Riverside Sonoran (Colorado) Desert, lower east flank of southern McCoy Mountains, 2.0 km W of Black Creek Rd, 6.5 km E of McCoy Pk, and 4.9 km north of I-10 183 Comment
  UCR249656  Dalea mollis T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7310 Riverside Sonoran (Colorado) Desert, south of Hwy I-10, north of the Chuckwalla Mountains, Chuckwalla Valley Road c. 1.4 km west of its junction with Augustine Pass Road 137 Comment
  UC863725  Dalea mollissima C. L. Hitchcock 5846 Riverside ca. 12 mi. e. Indio Comment
Read comments
Oct 16 2011
  UCR139724  Dalea mollissima B. G. Pitzer 1989-4-15 1289 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, along Ridgeline Road, c. 0.5 km west of Gasline Road, 5.5 km (airline) SE of Tabaseca Tank 680 Comment
  UCR148441  Dalea mollissima John F. Green 2005-1-14 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 23 and 24 (near 23), just north of Salt Creek crossing 23 Comment
  UCR245246  Dalea mollissima Jim Andre 2012-3-19 21339 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley along unnamed dirt road 0.3 mi. N. of Hwy 177, 5.7 mi. NE of junction with I-10 freeway 157 Comment
  CLARK-A1528-472  Dalea spinosa Charlotte Stocks 1962-6-15 Riverside Indio Comment
  LA11686  Dasyochloa pulchella Nesta Dunn; A. M. Martin 1932-3-27 sn Riverside Cottonwood Spring Comment
  RSA795515  Dasyochloa pulchella C. P. Cowan 1978-4-23 1186 Riverside ESE slope above San Jacinto tramway parking lot, Chino Canyon. 570 Comment
  UC19643  Datisca glomerata H. M. Hall Aug 1897 834 Riverside San Jacinto Mountains, Riverside Riverside; San Jacinto Mountains, Riverside 1615 Comment
  RSA588168  Datura wrightii D. L. Banks, Steve D. Boyd 1995-10-17 802 Riverside NW Palomar Mountains. Agua Tibia Mountains. Cleveland National Forest. Agua Tibia Wilderness Area. Along lower Arroyo Seco. S of the Dripping Springs Campground. Along the narrow benches where Arroyo Seco turns E, just W of the Metasedimentary hills. 524 Comment
  RSA775442  Datura wrightii Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4444 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
  RSA562458  Daucus pusillus Steve Boyd, Timothy S. Ross 1992-5-5 7231 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Eastern portions of Oak Flats along the Bluewater Trail. 732 Comment
  UCR167419  Daucus pusillus 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
  UC68894  Deinandra kelloggii H. M. Hall 1905-5-1 6239 Riverside vicinity of Riverside 365 Comment
  UCR19802  Deinandra mohavensis W. W. Mayhew 1977-10-2 s.n. Riverside San Jacinto Mtns, Hwy 243, 1 mi SE of Poppet Flat Road 1372 Comment
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Jan 8 2013
  CAS-BOT-BC534057  Deinandra paniculata D. E. Bramlet; Bill Wagner 2009-10-19 4403 Riverside Peninsular Range: Riverside, Sycamore Canyon Reserve, c. 0.75 km N of Allesandro Blvd., W of Sycamore Canyon Blvd, along dirt pole line road 470 Comment
  JEPS57293  Delphinium parryi subsp. parryi L. R. Heckard and R. C. Bacigalupi 1968-5-5 1801 Riverside about 5 mi s Hemet (low hills at s edge of Valley); Diamond Valley 518 Comment
  RSA586328  Delphinium parryi subsp. parryi D. L. Banks, S. D. Boyd 1995-5-3 193 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
  RSA0019614  Delphinium parryi subsp. parryi J. D. Olmsted 1958-6-15 187 Riverside S. Fork San Jacinto River just below its outlet from Hemet Lake, 10 mi. S of Mt. Center off of Pines to Palms Highway. San Jacinto Mountains, San Jacinto River drainage area. 1280 Comment
  UC64114  Delphinium patens subsp. hepaticoideum H. M. Hall May 1899 1175 Riverside El Toro Mt. San Jacinto Mountains Comment
  UCR79228  Delphinium patens subsp. hepaticoideum Steve Boyd 1992-4-15 6862 Riverside Santa Ana Mtns, San Mateo Canyon Wilderness: Bluewater Canyon along Bluewater Trail, downstream to the confluence with San Mateo Creek 488 Comment
  HSC16738  Dendromecon rigida C. L. Hitchcock 1966-3-15 24160 Riverside 3 mi. E of Glen Ivy Hot Springs Comment
  SFV1359  Dendromecon rigida P. G. Kilburn 1958-5-17 815 Riverside San Jacinto Mountains Mount San Jacinto, 7 miles south of Banning on road to Idyllwild. 915 Comment
  UCR188885  Dendromecon rigida Brent Barnes, Seung-Chul Kim, A. C. Sanders, UCR Plant Taxonomy class 2007-5-20 01 Riverside Peninsular Range; San Jacinto Mtns., Mt. Edna Road off Hwy 74 1159 Comment
  UCSB18089  Dendromecon rigida Flath, Carol 1963-5-4 Riverside Banning-Idlewild Road, 4 miles S of Banning, San Jacinto Mountains 1158 Comment
  RSA752789  Deschampsia danthonioides Scott D. White, Justin M. Wood 2009-5-21 12855 Riverside Garner Valley, near abandoned duck ponds, S of Quinn Flat. 1357 Comment
  UCR252644  Deschampsia danthonioides T. B. Salvato, John Lovio 2013-3-19 7372 Riverside Perris-Aguanga Basin, Paloma Valley, vacant lot at northeast corner of intersection of Scott Road and Menifee Road 455 Comment
  UC1234752  Dicentra chrysantha Peter H. Raven 1962-4-29 17485 Riverside 1 mi above Ortega Highway e base 487 Comment
  UCR281800  Dicentra chrysantha Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-5-24 517- 127 Riverside Menifee Valley, Menifee, S. side of Bundy Canyon Rd., vicinity of 'Moss Road'. 527 Comment
  SEINET12090136  Dicentra chrysantha C. W. Tilforth, Wisura, W. 1979-1 1923 Riverside 10.4 mi from north jct with Highway 74, S of Lake Hemet Comment
  CAS-BOT-BC500849  Dichelostemma capitatum F. O. Ballou 1926-2-28 s.n. Riverside Murray Canyon Comment
  RSA522731  Dichelostemma capitatum subsp. capitatum Steve Boyd, Timothy S. Ross, L. Arnseth, S. Boyd 1990-3-29 3836 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
  SEINET10533954  Dichelostemma pulchellum Steve Boyd, Timothy S. Ross; Laurel Arnseth; Jaime Bonilla, Barbosa 1990-4-2 Boyd 4013 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn., along Hwy 79, E of USFWS Dripping Springs Guard Sta. T8S R1W SE 1/4 NW 1/4 sec. 23. 1600-2000 feet. Capparral and oak woodland vegetation burned by Mt. Palomar fire, 1989. Comment
  RSA501057A  Dichelostemma pulchellum var. pulchellum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3174 A Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  POM356427  Dicoria canescens C. S. wasters 1909-6-20 s.n. Riverside Palm Springs. Comment
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Oct 10 2009
  SD255089  Dicoria canescens Duncan S. Bell 2010-10-23 1991 Riverside East side of Arica Mountains; west side of Rice Valley; abaout 3 air miles south of the ghost stown of Rice. 227 Comment
  CDA4510  Dimorphotheca sinuata A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30067 Riverside Peninsular Range, Agua Tibia Mountains; UC Emerson Oaks Reserve, ca. 8 miles southeast of Temecula, S of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank Comment
  CHSC1772  Diplacus bigelovii var. bigelovii V. Holt 1942-3-27 Riverside East of Indio. Comment
  RSA0019291  Diplacus brevipes Percy C. Everett, Lee W. Lenz, E. K. Balls 1952-7-1 17274 Riverside 1.2 mi. s.e. of Lake Fulmore on hwy from Banning to Idyllwild. 1280 Comment
  CAS-BOT-BC153089  Diplacus fremontii Steve Boyd 1986-4-22 1751 Riverside Temescal Canyon: benches of Indian wash just south of Interstate 15 Comment
  RSA0019405  Diplacus fremontii Carl B. Wolf 1932-8-6 3996 Riverside 2.9 mi From Idyllwild on the road to Hemet. 1220 Comment
  RSA0018434  Diplacus longiflorus var. calycinus Christopher Davidson 1975-6-16 2803 Riverside Ca. 2 miles S of Banning on road R1 to Idyllwild. 823 Comment
  SD212581  Dipsacus sativus Kurt Campbell 2006-6-15 Riverside Perris-Aguanga Basin; Temecula, northwest corner of Moraga Rd. and Rancho California Road. 334 Comment
  RSA0042922  Distichlis spicata Duncan S. Bell, Evan Meyer 2014-4-2 6493 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; Canyon Spring. 367 Comment
  UCR21633  Ditaxis claryana Steve Boyd 1980-8-26 s.n. Riverside Santa Rosa Mtns, Magnesia Springs Canyon, at cove by first waterfall 244 Comment
  JOTR37429  Ditaxis lanceolata La Doux, Tasha 2016-3-9 3664 Riverside Above Hayfield Dry Lake - Stop 3 524 Comment
  POM117761  Ditaxis lanceolata Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA114357  Ditaxis lanceolata Percy C. Everett, E. K. Balls 1956-5-2 s.n. Riverside E. base, Eagle Mountains, 8 miles north of jct. with highway 60/70 on road to Eagle Mountain Pumping Station; Creosote Bush Scrub 366 Comment
  RSA336037  Ditaxis lanceolata R. F. Thorne, Walter Wisura, Avi Shmida, R. Whittaker 1978-4-23 52034 Riverside Chino Canyon. Comment
  RSA690986  Ditaxis neomexicana Scott D. White, Michael Honer 2003-5-15 9309 Riverside Bajada below Little Maria/ Big Maria Mtns. near Inca RR siding, ca. 15 air miles NW of Blythe. 61 Comment
  UCR1209  Dithyrea californica Martha McCarthy 1960-3-13 s.n. Riverside NW Colorado Desert, Whitewater Canyon Road, 0.5 mi from junction with US Hwy 60-70-99 457 Comment
  SBBG62189  Dodecahema leptoceras unknown -May-1901 Riverside Elsinore Comment
  CLARK-A1528-1317  Dodecatheon clevelandii John C. Roos 1946-12-28 3195 Riverside Reche Canyon 0 Comment
  JEPS89089  Dodecatheon clevelandii subsp. clevelandii Rimo Bacigalupi and L. Heckard 1962-3-25 8389 Riverside about 5 mi se Corona (just n of Bedford Canyon, eastern base of the Santa Ana Mountains); eastern base of Santa Ana Mountains, n Bedford Canyon 304 Comment
  JOTR00967  Dryopteris arguta Adams and Black, Donald 1957-10-1 s.n. Riverside Joshua Tree National Park. ROCKS NEST OF OPTIMO TRI. STA. Comment
  UCR271408  Dudleya abramsii subsp. abramsii John F. Emmel 2001-4-28 1701 Riverside San Jacinto Mountains, Garner Valley, 0.2 air mile south of trailhead parking area for Ramona Trail 1402 Comment
  POM17776  Dudleya edulis P. A. Munz 1923-6-18 7130 Riverside Temecula Canyon. Comment
  RSA463691  Dudleya edulis Steve Myers 1987-6-24 s.n. Riverside Murrietta Creek, at confluence with Temecula Creek, near the town of Murrieta. 290 Comment
  RSA198950  Dudleya lanceolata R. F. Thorne, P. A. Munz, E. W. Lathrop 1968-5-8 s.n. Riverside Satan Rosa Plateau; S end of dam at E end of vernal marsh on Mesa de Colorado, Rancho California 671 Comment
  POM246550  Dudleya saxosa subsp. aloides E. C. Jaeger 1938-5-14 s.n. Riverside Covington Flats, Joshua Tree National Monument. 1280 Comment
  UC489261  Dudleya saxosa subsp. aloides C. V. Meyer 1928-7-24 521 Riverside Idyllwild Falls San Jacinto Mtns Comment
  CDA2004  Echinochloa crus-galli A. C. Sanders, D. E. Bramlet, Mihai Costea, T. B. Salvato 1999-10-15 23170 Riverside San Jacinto Valley; Mystic (San Jacinto) Lake, 1.4 mi. E of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. S of Eden Hot Spr. Comment
  RSA757452  Elatine californica R. F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-05 55207 Riverside SW of Murrieta. Santa Rosa Plateau, Mesa de la Punta near S. edge of plateau, approached from De Luz road. 730 Comment
  RSA770644  Elatine californica R. F. Thorne 1973-5-23 43840 Riverside Santa Rosa Plateau- Mesa de Colorado. 610 Comment
  UC38213  Elymus X hansenii H. M. Hall June, 1901 2037 Riverside San Jacinto Mountains; s side 1371 Comment
  SEINET4208557  Elymus glaucus Scott D. White, Sandy Leatherman 2000-5-31 7979 Riverside Santa Ana Mts./Santa Rosa Plateau: Near Squaw Mountain.; 0 640 Comment
  RSA586940  Elymus glaucus subsp. glaucus D. L. Banks, Steve Boyd 1995-5-17 469 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;, at the spring just inside the wilderness boundary in north-central, section 33. 731 Comment
  UCR20886  Elymus stebbinsii A. C. Sanders 1978-7-1 862 Riverside San Jacinto Mtns, James Reserve, above Lake Fulmor 1646 Comment
  UCR132910  Elymus triticoides 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
  UCR2376  Elymus triticoides F. M. Reed 1926-5-20 5372 Riverside Santa Ana Mtns., Santa Rosa Plateau, akaline lake margin west of Temecula [presumably the large vernal pool on Mesa de Colorado, c. 7 mi. due west of Temecula] 625 Comment
  RSA525694  Emmenanthe penduliflora Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4565 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  SD187424  Emmenanthe penduliflora Scott D. White, Angelia Carey 2004-4-16 10166 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes 548 Comment
  UC1124258  Emmenanthe penduliflora H. S. Yates 1937-3-23 6407 Riverside 3 miles N of Palm Springs; San Jacinto Quad. 213 Comment
  UC1929975  Emmenanthe penduliflora Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10461 Riverside Peninsular Ranges, San Jacinto Mountains / Colorado Desert; East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UC56882  Emmenanthe penduliflora H. M. Hall Apr 1902 Riverside Coyote Canyon; in the west borders of Colorado Desert 152 Comment
  UCR154453  Emmenanthe penduliflora A. C. Sanders, Mike Misenhelter 2005-6-15 30964 Riverside Peninsular Range; Sage-Aguanga Region, 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit of (Big) Oak Mtn., SW of Rocky Ridge and SE of Black Hills 671 Comment
  UCR162280  Emmenanthe penduliflora S. J. Myers, John Green 2003-4-4 s.n. Riverside San Jacinto Mountains, Juan Diego Flats on powerline trail west to Reed Valley, NW of Cahuilla Mountain 1244 Comment
  VVC2901  Emmenanthe penduliflora var. penduliflora Tim Thomas, P. J. MacKay 2010-4-12 5032 Riverside San Bernardino Mtns, Whitewater River; Mouth of Catclaw Flat, at the Paw. 878 Comment
  JEPS34119  Encelia actoni C. V. Meyer 1927-6-1 210 Riverside w base of San Jacinto Mts (along Idyllwild Road) Comment
  LA206365  Encelia actoni Norman C. Cooper; 1944-5-6 1195 Riverside Banning, along railroad 701 Comment
  RSA0117837  Encelia actoni Sarah J. J. De Groot, Thomas Stoughton 2016-4-19 7804 Riverside Santa Rosa Mountains: Along Dunn Road between Haystack and Asbestos Mountains, east of Potrero Spring, near head of Dead Indian Creek. Southwest of Palm Desert and north of Highway 74 and Alpine Village. 1235 Comment
  UC1929885  Encelia actoni Scott D. White, Michael Honer 2003-5-13 9251 Riverside SAN BERNANDINO MOUNTAINS: Whitewater Canyon, ca. 2 miles north of Bonnie Bell. (Whitewater) Comment
  UC111183  Encelia californica F. M. Reed 1907-2-2 1211 Riverside near Prenda Station; Lincoln Heights Comment
  CAS-BOT-BC131317  Encelia farinosa Alice Eastwood 1913-4-30 s.n. Riverside Palm Springs Comment
  CAS-BOT-BC131326  Encelia farinosa Steve Boyd 2007-4-20 11724 Riverside Peninsular Ranges; Perris-Aguanga Basin region: Southeastern end of the Gavilan Hills, north of Warm Springs Valley at upper end of Walsh Canyon, ca. 0.5 miles from junction with Lindel (aka Stovepipe) Road, on southwest facing slope just above old... 549 Comment
  HSC83022  Encelia farinosa N. M. Fellows 1984-3-20 3 Riverside Oasis de Los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mtns., 1 mi. W of Snow Creek Village 488 Comment
  RSA0070273  Encelia farinosa Cheryl Sevilla, Sarah J. De Groot 2015-2-18 17 Riverside Transverse Ranges; San Bernardino Mountains region: San Gorgornio Wilderness Area; on the slope to the east of Mission Creek; 0.5 miles north-northwest of the Stone House. 805 Comment
  RSA781747  Encelia farinosa Duncan S. Bell 2011-12-30 3045 Riverside Arica Mountains: southern section of the mountain range within the Palen/McCoy Wilderness area; approximately 2 air miles southwest of Priests Well, or approximately 7 air miles southwest of the ghost town of Rice. 365 Comment
  UCR101568  Encelia farinosa 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
  UCR256721  Encelia farinosa Duncan S. Bell 2011-12-30 3045 Riverside Sonoran (Colorado) Desert, Arica Mountains: southern section of the mountain range within the Palen/McCoy Wilderness area; c. 2 air miles southwest of Priests Well, or c. 7 air miles southwest of the ghost town of Rice 365 Comment
  POM356686  Encelia farinosa var. farinosa B. C. Templeton 1930-4-9 1001 Riverside North of Palm Springs. Colorado desert 400 Comment
  POM47785  Encelia farinosa var. farinosa Mary F. Spencer 1918-4-5 77773 Riverside Palm Springs. 137 Comment
  RSA794075  Encelia frutescens Jim Andre 2012-3-19 21367 Riverside Palen Valley; along Palen Pass Road (dirt), 1.2 miles east of Highway 177. 184 Comment
  RSA383850  Ephedra aspera W. M. Zabriskie 1974-3-27 161 Riverside S of juncture with North Canyon, Andreas Canyon, E slope San Jacinto Mtns. 335 Comment
  UCR133659  Ephedra californica Chet McGaugh 2004-2-25 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, northern Palm Springs, near the Whitewater River channel, NW corner of Sunrise Way and San Rafael 171 Comment
  UCSB257  Ephedra californica Gill, Robert 1960-3-23 Riverside About 1 mile from road to Palm Springs on road to Snow Canyon; San Jacinto Mt. Range; Colorado Desert drainage area 396 Comment
  SEINET5869097 Image available Ephedra californica C. E. Jones, N. Rojas 2001-1 JSR 2 Riverside Whitewater Canyon Rd, 0.7 mi N of jct with Whitewater Cut-off from Interstate Hwy 10, E side of rd, in wash below small substation. Comment
  SEINET8714361 Image available Ephedra californica F. A. Thackery 1928-1 254 Riverside White Water, Riverside Co. Comment
  UC56666  Ephedra nevadensis H. M. Hall 1901-5-1 1881 Riverside e base San Jacinto Mountains (along the borders of the Colorado Desert); Colorado Desert, San Jacinto Mountains Comment
  SEINET3005053  Ephedra trifurca G. Rink 2011-4-28 10491 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe, sandy 94 Comment
  RSA575911  Epilobium brachycarpum Steve Boyd, D. L. Banks 1994-9-29 8371 Riverside Floodplain E of dike along San Jacinto River, W of Sedco Hills community. 381 Comment
  UCR101463  Epilobium brachycarpum A. C. Sanders, K. C. Rose 1998-9-29 22248 Riverside San Jacinto Valley, west edge of Hemet, east side of Warren Rd. between Esplanade Ave. and the Tres Cerritos Hills 459 Comment
  LA206179  Epilobium canum Norman C. Cooper; 1943-9-11 922 Riverside San Jacinto Mountains, below Idlewild ([dyllwild] 1371 Comment
  CAS-BOT-BC171751  Epilobium canum subsp. latifolium Philip A. Munz 1946-10-19 11563 Riverside Coachella [Coahuila] 1097 Comment
  UCR163339  Epilobium ciliatum T. B. Salvato, Kelly Volansky 2003-3-27 126 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  JEPS60134  Equisetum laevigatum Carl V. Meyer 1928-7-30 593 Riverside Saunder's Meadow; San Jacinto Mts. Comment
  SDSU13549  Equisetum laevigatum W. Miller, C. Mosse 1972-7-13 Riverside 100 yards west of M.W.D. station. Comment
  UCR93087  Eragrostis minor A. C. Sanders, S. Ogg 1994-7-28 15173 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd. Bridge 243 Comment
  UC634844  Eremalche exilis Margaret Stason 1927-2-12 Riverside 1000 Palm Canyon Colorado Desert, 1000 Palm Canyon Comment
  UC64037  Eremalche exilis H. M. Hall 1898-3-6 871 Riverside Point of Rocks near Riverside Comment
  RSA0015415  Eremalche exilis Marcus E. Jones 1903-5-8 s.n. Riverside Indio. -7 Comment
  POM319078  Eremocarpus setiger Patricia Wilder 1971-9-29 5261 Riverside Base of the San Jacinto Mountains, east of Hemet on north side of Valle Vista at north end of Fairview Street, north of Florida Street; at boundary of Soboba Indian Reservation. 518 Comment
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Mar 27 2011
  RSA421560  Eremocarpus setiger Freda Detmers 1931-6-19 s.n. Riverside Chino Hills. Comment
  RSA544283  Eremocarpus setiger Steve Boyd, T. S. Ross 1991-6-14 6364 Riverside Warm Springs Creek at NE end of Hogbacks ridge from Alamos Rd. S to confluence w/ Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Springs. Comment
  SBBG87906  Eremothera refracta A. C. Sanders, B. Pitzer, D. Charlton 1986-3-2 6059 Riverside Chuckwalla Bench, S side of the Chuckwalla Mtns, on the Bradshaw Rd ca. 2 mi E of the gasline rd 640 Comment
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Jun 1 2011
  RSA0104872  Eriastrum densifolium subsp. austromontanum P. A. Munz, I. M. Johnston 1924-7-29 8837 Riverside 6 miles SE of Poppet Flat, San Jacinto Mountains. 1524 Comment
  UC23526  Eriastrum densifolium subsp. austromontanum Harvey M. Hall 1896-9-2 330 Riverside San Jacinto Mt. 1524 Comment
  CAS-BOT-BC514317  Eriastrum densifolium subsp. austromontanum John Thomas Howell 1927-8-2 2935 Riverside Mt. San Jacinto on road to Hemet 1371 Comment
  HSC95245  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-7-16 137 Riverside Thomas Mtn. Rd., 1.5 km W of Thomas Mtn. Campground, both sides of road 1939 Comment
  RSA0110543  Eriastrum densifolium subsp. elongatum N. C. Cooper 1944-7-15 1579 Riverside Palms to Pines Highway, San Jacinto Mountains. 1280 Comment
  UCR98431  Eriastrum diffusum Theo Glenn 1991-5-8 91- 76 Riverside Sonoran (Colorado) Desert, Big Maria Mtns, north of Blythe 378 Comment
  RSA0120071  Eriastrum eremicum subsp. eremicum Marcus E. Jones 1903-5-10 10249 Riverside Palm Spring. 61 Comment
  RSA0120073  Eriastrum eremicum subsp. eremicum P. A. Munz 1921-5-1 4552 Riverside 5 miles northeast of Whitewater. 457 Comment
  UCR187487  Eriastrum sapphirinum Diane Menuz 2006-5-16 090 Riverside Peninsular Range, Tule Creek watershed off Happy Valley Road, Dry Ranch, 2.5 miles NE of Aguanga 738 Comment
  SEINET12320626  Eriastrum sapphirinum C. W. Tilforth, Wisura, W. 1979-1 1900 Riverside Garner Valley at Lake Hemet, Hwy 74 1326 Comment
  CAS-BOT-BC187906  Eriastrum sapphirinum subsp. dasyanthum Clare B. Hardham 1965-6-17 12950 Riverside Near Banning, San Jacinto Mountains Comment
  HSC35352  Eriastrum sapphirinum subsp. sapphirinum J. D. Ackerman, A. M. Montalvo 1975-6-26 522 Riverside Hwy. 74 between San Juan Capistrano and Lake Elsinor, 1 mi. E of Upper San Juan Campground, Cleveland National Forest 610 Comment
  POM359341  Ericameria cuneata Albert J. Perkins 1916-9-3 s.n. Riverside Near Lily Rock - Tahquitz Mt, San Jacinto Mts. Comment
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Sep 3 2011
  JEPS19170  Ericameria cuneata var. spathulata W. L. Jepson 1928-4-25 12582 Riverside Cottonwood Spring Colorado Desert, Eagle Mts., Cottonwood Spring 914 Comment
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Oct 9 2010
  JOTR16587  Ericameria cuneata var. spathulata Baker, James K. & Baker, Ilisa T. 1966-10-14 s.n. Riverside Joshua Tree National Park. ROAD TO PROSPECT 1/2 MILE NORTH OF SPLIT ROCK Comment
  RSA520085  Ericameria cuneata var. spathulata Steve Boyd 1988-10-8 2859 Riverside Cahuilla Mountain, SW of Anza at head of Bautista Canyon. Along crest of the mountain. Comment
  POM9675  Ericameria cuneata var. spathulata E. C. Jaeger 1921-11-15 257 Riverside Near Keyes Ranch. 1220 Comment
  JOTR31004  Ericameria linearifolia La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1287 Riverside Joshua Tree National Park. Stop 4: Hexie Mountains, Blue Cut Gorge, canyon with sandy bottom and steep rocky walls Comment
  POM359407  Ericameria linearifolia Gary D. Wallace 1966-3-26 239 Riverside Whitewater Canyon on mesa 427 Comment
  SD260179  Ericameria nauseosa Mitch Provance 2013-6-18 613 32 Riverside Santa Ana River Valley: Riverside, Arlanza area, W side of Hole Lake and adjacent mesa. 226 Comment
  JOTR32642  Ericameria nauseosa var. mohavensis La Doux, Tasha, K. Matthews, S. Szabo, J. Van Warmerdam, B. Truesdell 2007-10-4 2563 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Convergence of Lower Covington Flat and Smith Water Canyon (Stop 3) 1362 Comment
  RSA486463  Ericameria palmeri var. pachylepis Richard Noyes, L. Arnseth 1988-10-30 753 Riverside Harford Springs County Park vicinity. East of Park boundry and bordering Gavilan Mine Road. 610 Comment
  CAS-BOT-BC299534  Ericameria paniculata M. McCollum 1976-6-10 2010 Riverside 8 mi. SSW of Yucca Valley, Little Morongo Canyon 914 Comment
  UCR92700  Ericameria pinifolia A. C. Sanders, O. F. Clarke 1996-4-13 18034 Riverside Riverside: Box Springs Mtns, crest of range in vicinity of park headquarters, head of Two Trees Canyon 700 Comment
  RSA6033  Erigeron foliosus C. B. Wolf 1932-8-4 3918 Riverside San Jacinto Mountains: Point View near Idyllwild. 1646 Comment
  CAS-BOT-BC296240  Erigeron foliosus var. foliosus Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  UCR201863  Eriochloa acuminata Justin M. Wood 2008-8-31 127 Riverside Perris Basin, Romoland, 1/4 mi south of Ethanac Road between San Jacinto Road and Palomar Road just south of railroad tracks 448 Comment
  CAS-BOT-BC189084  Eriodictyon crassifolium Nancy Ryan Zabriskie; Walter Zabriskie 1970-3-27 269 Riverside Adjacent to and above stream below Andreas Canyon Club clubhouse, Andreas Canyon 304 Comment
  PASA2086  Eriodictyon crassifolium Sally Ellis 1940-3-17 Riverside Dripping Springs Comment
  POM292910A  Eriodictyon crassifolium Lyman Benson 1945-11-10 11911 Riverside 5 miles east of Temecula. 457 Comment
  RSA455025  Eriodictyon crassifolium E. C. Jaeger 1921-6-8 s.n. Riverside McMullen Trail [Banning to McMullen Flat], north slope San Jacinto Mts Comment
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Nov 5 2011
  SEINET244668  Eriodictyon crassifolium A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24173 Riverside Perris-Aguanga Basin Region; S of Hemet, E end of Diamond Valley, along Gibbel Rd. 0.5-0.75 mi. E of State St., between Silver Dew Dr. and Morse Girard St., slopes and wash below the mouth of Avery Canyon 503 Comment
  CAS-BOT-BC189125  Eriodictyon crassifolium var. crassifolium Alice Eastwood 1913-4-30 2994 Riverside Palm Springs Comment
  UCR35118  Eriodictyon crassifolium var. nigrescens L. B. Ziegler 1969-7-5 399 Riverside San Jacinto Mtns., side canyon on E side of and above Hemet (Garner) Valley, on the old Morris Ranch 1616 Comment
  UCR140876  Eriodictyon trichocalyx subsp. lanatum Chris E. True 2004-8-3 s.n. Riverside Santa Rosa mtns., Santa Rosa Mtn. Road, 0.3 mi. (air) SE of Mountain Home Spring 2134 Comment
  UC1523408  Eriodictyon trichocalyx var. trichocalyx Robert F. Thorne, W. A. Tilforth, L. Schultz, R. K. Benjamin and J. Hogge 1980-4-16 54099 Riverside flood plain (wash) along Whitewater River ca 3 mi n Whitewater P.O.; San Bernardino Mts., along Whitewater River 591 Comment
  UC535050  Eriodictyon trichocalyx var. trichocalyx Victor Duran 1933-7-1 3489 Riverside near Santa Rosa (Santa Rosa Mts.); , near Santa Rosa 1676 Comment
  CAS-BOT-BC248632  Eriogonum apiculatum P. A. Munz; E. K. Balls 1952-8-21 17975 Riverside Santa Rosa Spring, Santa Rosa Mts. 2133 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
  JEPS56701  Eriogonum davidsonii W. L. Jepson 1903-8-4 2282 Riverside below Thomas Valley forks (trip to Spruce Canyon; Chalk Hill); San Jacinto Mts., Chalk Hill 1524 Comment
  RSA393472  Eriogonum davidsonii H. de Forest 1932-8-28 s.n. Riverside W side San Jacinto Valley. Comment
  RSA393271  Eriogonum deflexum var. deflexum M. B. Dunkle 1935-4-17 4565 Riverside W. of Wiley Well. Colorado Desert. Comment
  CLARK-A1528-3733  Eriogonum elongatum John C. Roos 1975-12-6 Riverside 1219 Comment
  RSA314467  Eriogonum elongatum Robert F. Thorne, Kay L. Wright, Richard K. Benjamin 1982-10-8 55385 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
  UCR250919  Eriogonum elongatum Jeremiah George 2012-7-11 s.n. Riverside Beaumont, south of Kobe St./Brownie Way and west of Manzanita Park Rd., east of Hwy 79 798 Comment
  UCR35088  Eriogonum elongatum L. B. Ziegler 1967-12-15 270 Riverside San Jacinto Mtns., Foothills of Mtns. In lower Bautista Canyon 610 Comment
  UCR49110  Eriogonum elongatum J. D. Tenhunen, James C. Dice 1987-9-9 722 Riverside c. 1.6 km NNW of Royal Oak Ranch 380 Comment
  UC1348957  Eriogonum evanidum Louis B. Ziegler 1967-10-10 Riverside Hemet Valley San Jacinto Mts., Hemet Valley 1402 Comment
  CLARK-A1528-997  Eriogonum fasciculatum subsp. polifolium John C. Roos 1948-5-15 3844 Riverside Eagle Mountains 853 Comment
  LA206858  Eriogonum fasciculatum var. foliolosum A. M. Johnson; August 1819 1932 4132 Riverside San Jacinto Mountains, along road Comment
  POM158441  Eriogonum fasciculatum var. foliolosum P. A. Munz 1927-5-21 10881 Riverside 10 miles SW of Coahuila [now Cahuilla]. Comment
  RSA0123106  Eriogonum fasciculatum var. polifolium Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 9013 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in a side canyon off of Martinez Canyon, approximately 7 air miles southeast of the summit of Martinez Mountain. 698 Comment
  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
  RSA650862  Eriogonum fasciculatum var. polifolium C. J. Humphrey, Herbert Humphrey, E. T. Bartholomew 1936-6-7 50 Riverside In desert 15 miles north [E?] of Riverside 366 Comment
  UCR235221  Eriogonum gracile A. C. Sanders, John F. Green 2012-6-1 40238 Riverside Peninsular Range; Perris-Aguanga Basin Region, powerline route south of Ethanac Rd. and north of McPherson Rd., near south end of Richland Ln., E of Hwy 74, c. 6.1 km SW (219 deg. ) of Perris 495 Comment
  RSA191431  Eriogonum gracile var. gracile E. W. Lathrop, Robert F. Thorne 1967-9-26 6647 Riverside 6 miles NW of Murrieta. Comment
  RSA588189  Eriogonum gracile var. gracile D. L. Banks, Victor W. Steinmann 1995-7-10 754 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along the Wildhorse Trail, W of lower Arroyo Seco, SE of Wildhorse Peak. Along the drainage N of the peak ''Agua. 1000 Comment
  UCR140898  Eriogonum gracile var. gracile Virginia Moran 2003-7-17 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), NE of Wilson Valley Road and west of Wilson Creek 915 Comment
  UCR35097  Eriogonum gracile var. gracile J. Rohland 1974-7-20 532 Riverside San Jacinto Mountains, upper slopes and canyons of Indian Creek 915 Comment
  CAS-BOT-BC257580  Eriogonum inflatum L. R. Abrams 1926-3-27 11124 Riverside Near Whitewater Comment
  RSA698441  Eriogonum inflatum J. R. Bruff 1928-4-3 173 Riverside 13 miles W of Desert Center. Comment
  JEPS56774  Eriogonum maculatum Marjorie D. Clary 1932-5-25 1694 Riverside Pleasant Valley Colorado Desert, Hexie Mountains, Pleasant Valley 1066 Comment
  UC849226  Eriogonum maculatum I. W. Clokey 1935-4-17 6582 Riverside Cottonwood Springs Comment
  UCR244315  Eriogonum maculatum Jim Andre 2012-4-16 20890 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  CAS-BOT-BC270592  Eriogonum molestum H. M. Hall 1901-7-1 2386 Riverside San Jacinto Mountains 1615 Comment
  RSA393695  Eriogonum molestum N. C. Cooper 1944-7-16 1610 Riverside At trailside. San Jacinto Mt. above Pine Cove 2073 Comment
  UC667356  Eriogonum pusillum Annie M. Alexander and Louise Kellogg 1941-5-15 2189 Riverside n base Eagle Mountains Colorado Desert, Eagle Mountains 914 Comment
  UC668383  Eriogonum pusillum Annie M. Alexander and Louise Kellogg 1941-4-22 2056 Riverside Morongo Valley Gorge 701 Comment
  UCR199838  Eriogonum reniforme Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11294 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy Chocolate Mountains Aerial Gunnery Range 570 Comment
  JOTR32353  Eriogonum saxatile La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-6-1 2468 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Northeast of Quail Mountain and just west of Johnny Lang Mine; Previously burned loose, rocky, gravelly slope above large drainage (Stop 2) Comment
  POM122085  Eriogonum thomasii Marcus E. Jones 1903-5-10 s.n. Riverside Palm Springs. 61 Comment
  RSA424963  Eriogonum thomasii N. C. Cooper 1949-4-8 3247 Riverside Indio. Mecca Pass, east of Indio. 457 Comment
  UCR104806  Eriogonum thomasii George K. Helmkamp, E. A. Helmkamp 1998-2-18 2740 Riverside Chuckwalla Mtns, Graham Pass Rd, 10.6 mi. SSW of Chuckwalla Valley Rd. 488 Comment
  UCR165820  Eriogonum thomasii 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
  CAS-BOT-BC262875  Eriogonum thurberi Geo. B. Grant 1902-6-25 s.n. Riverside San Gabriel Canon [Canyon] 457 Comment
  CAS-BOT-BC262881  Eriogonum thurberi Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater 304 Comment
  CAS-BOT-BC263592  Eriogonum trichopes Susan G. Stokes 1933-4-9 51 Riverside South of Palm Springs Comment
  RSA775721  Eriogonum trichopes Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-31 956 Riverside Dune system along Midland Rice Road, South of Arica Mountains. 305 Comment
  CAS-BOT-BC264924  Eriogonum wrightii var. membranaceum Louis C. Wheeler 1931-10-3 181 Riverside Strawberry valley, San Jacinto Mts. 1584 Comment
  RSA420615  Eriogonum wrightii var. membranaceum Lester H. Cushman 1931-10 s.n. Riverside Mt. San Jacinto. 2134 Comment
  RSA423078  Eriogonum wrightii var. nodosum H. de Forest, Rempel 1934-4-15 s.n. Riverside Taquitz Canyon, south wall 244 Comment
  CAS-BOT-BC298480  Eriophyllum ambiguum var. paleaceum Edmund C. Jaeger No date on label s.n. Riverside Eagle Canon 91 Comment
  JEPS5462  Eriophyllum ambiguum var. paleaceum Dr. L. M. Newlon 1922-4-4 454 Riverside Palm Canon Mt. San Jacinto, Palm Canon Comment
  CAS-BOT-BC297334  Eriophyllum confertiflorum Louis C. Wheeler 1931-10-4 217 Riverside Hemet - Idyllwild Rd, San Jacinto Mts 1402 Comment
  POM29802  Eriophyllum confertiflorum Marcus E. Jones 1903-5-11 s.n. Riverside Banning. 701 Comment
  POM306146  Eriophyllum confertiflorum Henry J. Ramsey, Henry J. Ramsey 1937-5-30 1337 Riverside Santa Rosa Mountains. Comment
  UC31708 Image available Eriophyllum confertiflorum E. L. Koethen 1897-8-1 20 Riverside Riverside Comment
  UCR160059  Eriophyllum confertiflorum Steve Boyd, Valerie Soza 2004-6-22 11550 Riverside Peninsular Ranges; San Jacinto Mountains region, Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along Forest Service Road 5N13 near 5N06 1463 Comment
  UCR177115  Eriophyllum confertiflorum Tracy Tennant, Jeffrey Ross 1998-3-10 MOR- 1107 Riverside San Bernardino Mtns., Morongo Indian Reservation, Potrero Canyon 1037 Comment
  RSA92625  Eriophyllum confertiflorum F. W. Peirson 1924-7-29 5023 Riverside Road between Banning and Idyllwild. 1767 Comment
  JOTR31153  Eriophyllum confertiflorum var. confertiflorum La Doux, Tasha 2009-6-3 1862 Riverside Joshua Tree National Park. (Stop 2): Little San Bernardino Mountains, Covington Flats Area, Covington Spring 1396 Comment
  LA203537  Eriophyllum confertiflorum var. confertiflorum W. Pequegnat; 1937-8-31 sn Riverside SANTA ANA MOUNTAINS, Indian Truck Trail. Comment
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Oct 7 2013
  LA203544  Eriophyllum confertiflorum var. confertiflorum Elizabeth McClintock; 1935-3-3 sn Riverside Pedley Hills Comment
  SDSU14094  Eriophyllum confertiflorum var. confertiflorum Jonathan S. Austin, Michael G. Simpson 2002-4-20 11 Riverside Along northeastern partof Loop trail. Santa Margarita Ecological Reserve. 341 Comment
  UC31711  Eriophyllum confertiflorum var. confertiflorum H. M. Hall 1901-7-20 2519 Riverside Strawberry Valley San Jacinto Mountains, Strawberry Valley Comment
  UCR279389  Eriophyllum lanosum A. C. Sanders, Jim Malusa 2017-3-24 42978 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in canyon draining south toward Iris Wash, c. 3.5 km ESE of Iris Pass 735 Comment
  UC31742  Eriophyllum multicaule H. M. Hall 1899-5-17 Riverside Reche Canon 457 Comment
  RSA0047251  Eriophyllum wallacei J. Mark Porter, Leigh A. Johnson 1997-3-10 11466 Riverside Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10). 474 Comment
  JOTR35927  Erodium cicutarium De Groot, Sarah J., Jessica Chu, Loraine Washburn 2013-3-22 6875 Riverside Joshua Tree National Park. Cottonwood Spring; Fan palm oasis and surrounding slopes. 905 Comment
  UCD103187  Erodium cicutarium E. W. Lathrop 1966-5-8 6459 Riverside 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest, Trabuco District. 274 Comment
  UC63848  Erodium macrophyllum H. M. Hall 1897-5-4 523 Riverside Alice Mine Comment
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Jun 2 2012
  CLARK-A1528-4856  Erodium moschatum John C. Roos 1937-5-2 1402 Riverside Riverside Comment
  RSA703302  Erodium texanum Valerie L. Soza 2003-3-15 s.n. Riverside Orocopia Mountains. Comment
  SEINET4326803 Image available Erysimum capitatum Carl B. Wolf 1932-8-4 Riverside Peninsular Ranges: San Jacinto Mtns; Point View near Idyllwild [= Vista Grande?] 1646 Comment
  UCR164929  Erysimum capitatum T. B. Salvato, John F. Green 2004-5-27 631 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  RSA0020238  Erythranthe breweri Naomi Fraga 2006-7-11 1718 Riverside Mount San Jacinto State Park, Hidden Lake. 2652 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
  RSA0018791  Erythranthe guttata F. W. Peirson 1922-4-8 4720 Riverside Murray Canyon near Palm Springs. Comment
  JOTR35483  Eschscholzia androuxii La Doux, Tasha, D. Shade, S. De Groot, N. Fraga, L. Washburn 2013-4-26 3171 Riverside Joshua Tree National Park. Little San Bernardino Mtns, below Lower Covington Flats, W of Smithwater Canyon,(Biodiversity Hunt stop1) 1341 Comment
  UCD96510  Eschscholzia androuxii Shannon M. Still; Carolyn Still, Steven Still 2009-3-28 512 Riverside California. Riverside County: Joshua Tree National Park. 724 Comment
  CAS-BOT-BC403363  Eschscholzia californica W. G. Wright 1889-6-1 s.n. Riverside San Gorgonio Pass Comment
  RSA525411  Eschscholzia californica Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4519 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  RSA678285  Eschscholzia californica subsp. californica Michael Wall 2003-5-24 295 Riverside Northeast of Skinner Reservoir, off Rawson Rd. at jct with Hidden Falls Rd., 2.5 miles from jct. with Washington Ave. off Winchester Rd. 553 Comment
  RSA192345  Eschscholzia californica var. peninsularis E. W. Lathrop 1966-5-15 6312 Riverside 3 miles SE of Murrieta on the De Luz Road. Comment
  POM9572  Eschscholzia californica var. peninsularis P. A. Munz, R. D. Harwood 1920-2-28 3271 Riverside 3 miles west of Corona. 305 Comment
  CSUSB1238  Eschscholzia minutiflora J. E. Parlevliet 1958-4-19 Riverside Along highway to Twenty-Nine Palms about 2 miles up this road from where it starts on highway Riverside-Indio, till first sign on right, "Kings Ranch." 304 Comment
  RSA0021692  Eschscholzia minutiflora Jim Andre 2013-3-27 24834 Riverside Riverside Mountains; along Wilson River Crossing Rd, 0.8 mi. east of Hwy 95, 12.4 mi. south of Vidal Junction 115 Comment
  CAS-BOT-BC419621  Eschscholzia parishii Ynez Whilton Winblad 1937-3-22 s.n. Riverside East slope of Chocolate Mts. Comment
  CAS-BOT-BC419648  Eschscholzia parishii Annie M. Alexander; Louise Kellogg 1941-5-12 2155 Riverside Colorado Desert. Along main road; 4 miles northeast of Cottonwood Spring, Eagle Mountains 914 Comment
  GMDRC9793  Eschscholzia parishii J. M. Andre 2017-3-1 37990 Riverside Orocopia Mountains: north end of range, near BLM Rd # 133, 3.5 mi. SE of Interstate 10 (at Box Cyn/Cottonwood Spring Rd exits). 606 Comment
  SEINET249789  Eschscholzia parishii Aven, Ruth Nelson 1939-3-29 3320 Riverside Hidden Springs Canyon. 610 Comment
  UC1080453  Eschscholzia parishii P. C. Everett and E. K. Balls 1958-4-29 23013 Riverside 1 mi w Cactus City (US Hwy 60/70, Indio to Blythe) 548 Comment
  UCR216220  Eschscholzia parishii Jim Andre, T. La Doux 2009-2-25 10804 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains; c. 0.5 mi. south of I-10 freeway at Eagle Mountain Road exit 414 Comment
  UCSB3662  Eschscholzia parishii Haller, John 1958-3-22 Riverside immediately S of Hwys 60-70; 5.8 miles E. of Desert Center Comment
  JOTR01022  Eschscholzia parishii Cole, James E. 1941-4-23 637 Riverside Joshua Tree National Park. WEST END OF PINTO BASIN 609 Comment
  RSA0010859  Eucalyptus camaldulensis Scott D. White 1998-6-28 6794 Riverside Corona: River Road bridge over the Santa Ana River. 160 Comment
  UCR137714  Eucalyptus camaldulensis D. L. Banks 1997-3-29 1559 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. Headwaters of Pala Creek at the S extremity of the Reservation, north of the Riverside/San Diego Co. line, west of the intersection of Magee Truck Trail and Moreno Rd including a large area of vernally wet grassland at the extreme SW corner of the Reservation 409 Comment
  UCR112493  Eucalyptus citriodora A. C. Sanders 1998-6-12 21981 Riverside Riverside, UCR campus, in gravel among trailers in 'surge area' (UCR trailer park) on east side of campus 335 Comment
  RSA655401  Eucalyptus rudis A. C. Sanders 1998-1-15 21650 Riverside along old Rawson Rd. in center of Crown Valley, at junction with main E-W road through valley 634 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
  POM256724  Eucrypta chrysanthemifolia W. Pequegnat 1940-4-13 s.n. Riverside Bedford Truck Trail. Santa Ana Mountains. 793 Comment
  UCR173927  Eucrypta chrysanthemifolia A. C. Sanders 2006-5-19 32443 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
  RSA78475  Eucrypta micrantha Verne Grant, Alva Grant 1952-3-20 17504 Riverside On road from Palm Springs to Santa Rosa Mountains a few miles south of intersection with Indio Road. 305 Comment
  UCR279411  Eucrypta micrantha A. C. Sanders, Jim Malusa 2017-3-25 42999 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Arroyo Seco, 3.5-4 km south of Augustine Pass, 100-200 m S of Bradshaw Trail, c. 1.5 km N of Imperial Co. line 652 Comment
  UCR235095  Euphorbia albomarginata A. C. Sanders, John F. Green 2012-5-27 40198 Riverside Peninsular Range; Perris-Aguanga Basin Region, Romoland, powerline route west of Valley Substation (on Menifee Rd.), N of McLaughlin Rd. on the E side of San Jacinto Rd 441 Comment
  UC17653  Euphorbia palmeri Geo. F. Reinhardt Jun 1897 Riverside San Jacinto Mountains Comment
  SD128680  Euphorbia polycarpa Darley F. Howe 1980-4-15 Riverside 1.5 miles west of Mesa Verde, south slope of McCoy Mountains, Highway 10 Comment
  SEINET2055683 Image available Euphorbia polycarpa Helen Kennedy, T. B. Salvato 2002-2-2 5448 Riverside Western Colorado Desert: Coachella Valley, Aqua Caliente Inidian Reservation, mouth of Andreas Canyon at Palm Canyon, S edge of Palm Springs between Andreas Cyn. Rd. and water tank on W edge of sec. 2. Along roadside 10 m from large water tank on construction road. 195 Comment
  UCR103997  Euphorbia polycarpa George K. Helmkamp 1998-4-3 3067 Riverside Sonoran (Colorado) Desert, Whitewater River, bordering the north side of Hwy I-10; E side of the river 396 Comment
  UCR98183  Euphorbia polycarpa Scott D. White 1997-2-28 4704 Riverside Peninsular Range, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy 457 Comment
  RSA48329  Euphorbia polycarpa var. hirtella E. K. Balls 1949-4-4 12965 Riverside between Durmid and Salton on Highway 111, Colorado Desert. 0 Comment
  RSA653712  Euphorbia polycarpa var. hirtella Scott D. White 2000-3-23 7635 Riverside Coachella Valley, Thousand Palms area: N terminus of Rio del Sol Road at intersection with Vista Chino. Proposed aggregate mine expansion. 152 Comment
  RSA70386  Euphorbia polycarpa var. hirtella F. W. Peirson 1920-12-28 2040 Riverside Wash coming down from the east; lower part of Palm Canyon. Comment
  UCR193879  Euphorbia serpillifolia A. C. Sanders, Mitch Provance 2008-7-11 35770 Riverside Peninsular Range; San Jacinto Mtns., FS road 5S02 to Coldwater Creek below road to helipad, 1 mi. NE of Mountain Center, c. 1/2 mile NE of Keenwild Fire Station 1463 Comment
  RSA391200  Fagonia laevis P. J. Remple 1942-3-1 s.n. Riverside Between Indio and Palm Springs. Deep canyon wash. Comment
  UC569996  Fagonia laevis H. S. Yates 1936-4-7 5445 Riverside 8 mi n Mecca; Thermal Quad. 457 Comment
  RSA792469  Fagonia pachyacantha Justin M. Wood, Dustin Ray 2011-4-28 3839 Riverside Sonoran Desert: Chuckwalla Valley: 4.2 miles southeast of Kaiser's Eagle Mountain Mine, west of Kaiser Road on T-line road where it crosses over small hill. 257 Comment
  SEINET3005065  Fagonia pachyacantha G. Rink 2011-5-1 10503 Riverside North side of the Chuckawalla Mountains 365 Comment
  CLARK-A1528-4659  Festuca microstachys John C. Roos 1950-4-15 4737 Riverside Reche Canyon 761 Comment
  UCR220136  Festuca microstachys D. E. Bramlet 1989-4-10 1827 Riverside Peninsular Range; Perris-Aguanga Basin region, Lake Skinner County Park, southwest slope of Bachelor Mountain, c. 1000 ft. NW of the dam and 1200 ft. west of the MWD canal 439 Comment
  UCR85244  Festuca octoflora A. C. Sanders, P. J. MacKay, M. Jacobsmyer, C. L. Sanders 1995-3-5 15992 Riverside Sonoran (Colorado) Desert, Orocopia Mtns, Maniobra Valley, 1.6-3 mi. south of frontage road (old Hwy 60) along Interstate 10, S to edge of BLM wilderness 610 Comment
  RSA500184  Filago arizonica Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-4-2 3207 Riverside Vail Lake Area, W end of bench on S flank of Oak Mountain. 548 Comment
  RSA524600  Filago arizonica Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-3-29 3915 Riverside Vail Lake area, summit of 'Big' Oak Mt., N of lake 793 Comment
  RSA525316  Filago californica Steve Boyd, David E. Bramlet 1990-4-29 4470 Riverside Lake Skinner County Park, S flank of Bachelor Mountain Comment
  UCR116825  Filago californica A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23926 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  UCR174112  Filago californica A. C. Sanders 2006-5-19 32419 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
  UCR49267  Filago californica Steve Boyd 1986-4-22 1732 Riverside Temescal Canyon, Walker Canyon area, where Temescal Creek (=Alberhill Creek) flows between Alberhill Mountain and Gavilan Hills 427 Comment
  RSA500982  Filago gallica Steve Boyd, T. S. Ross, L. Arnseth 1989-4-1 3101 Riverside Vail Lake area, dried bed of man-made pond and adjacent slopes at N base of rounded knob 1.25 miles WSW of dam. 610 Comment
  CAS-BOT-BC53338  Frangula californica subsp. cuspidata Carl B. Wolf 1932-8-6 3989 Riverside San Jacinto Mts. Strawberry Valley. Base of Devil's Slide Trail to Tahquitz Valley 1706 Comment
  RSA265795  Frankenia grandifolia var. campestris J. C. Roos 1937-9-16 2568 Riverside La Sierra, western Riverside Co. Comment
  SEINET238487  Frankenia salina A. C. Sanders, D. Malueg; K. D. Jones et al 2000-9-8 23638 Riverside Perris-Aguanga Basin Region: French Valley gasline right of way just south of Los Alamos/Thompson Rd. on the east side 409 Comment
  UCR35004  Frasera parryi L. B. Ziegler 1972-6-26 486 Riverside San Jacinto Mtns, [Hemet] Garner Valley 1400 Comment
  UCR3713  Frasera parryi Frank C. Vasek 1964-7-25 640725- 23 Riverside San Jacinto Mtns, road out of Dark Canyon 1829 Comment
  RSA717478  Fraxinus velutina A. C. Sanders, O. F. Clarke 1991-6-10 11134 Riverside Upper Santa Ana River/San Bernardino Valley: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River. 238 Comment
  UCR199568  Fraxinus velutina Scott D. White, Angelia Carey 2004-7-2 10598 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Poppet Creek Canyon 610 Comment
  UCR218068  Fritillaria biflora Steve Boyd 2010-5-28 12283 Riverside Santa Ana Mountains, Elsinore Peak, southeast of peak, north of trail along ''old Main Divide Road'' east of road up to communications towers 1012 Comment
  POM161614  Fumaria parviflora M. French Gilman 1929-04 s.n. Riverside Banning. Comment
  RSA342005  Funastrum cynanchoides var. hartwegii R. F. Thorne, W. A. Tilforth, L. M. Shultz, R. K. Benjamin 1980-4-16 54111 Riverside San Bernardino Mountains: Mesquite thicket along Whitewater Canyon road. Comment
  RSA458584  Funastrum cynanchoides var. hartwegii Christopher Davidson, B. Gustafson 1977-4-7 5595 Riverside Whitewater Canyon Rd. (exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62); near start of Angeles [Pacific] Crest Trail. 610 Comment
  RSA676108  Funastrum hirtellum Scott D. White 2001-4-17 8337 Riverside Sonoran Desert: Shaver s Valley. North of the I-10 Freeway, ca. 16 miles east of Indio jtn. I-10 / SR 111. Bajada, washes, and mtn. foothills near powerline access roads at unnamed freewayexit accessing pump station. 457 Comment
  SEINET7248310  Funastrum hirtellum Duncan S. Bell, LeRoy Gross 2014-1 6273 Riverside Orocopia Mountains; Orocopia Wilderness area; northeastern section of range; approximately 3.5 air miles south of Hayfields Lake. 609 Comment
  SD237293  Funastrum utahense Dave Silverman 2010-3-30 7886 Riverside UTM in supplement. East bajada flank of southern McCoy Mtns, 1 km west of Black Creek Rd, 7.8 km east of McCoy Pk, and 4.8 km N of I-10. 164 Comment
  RSA737323  Gaillardia pulchella Justin M. Wood 2008-9-22 156 Riverside SW Perris Basin; Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  RSA0120004  Galium andrewsii Duncan S. Bell, Thomas Stoughton 2016-4-13 9257 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting along the Cactus Spring Trail, in the vicinity of Horsethief Creek. 1047 Comment
  RSA700960  Galium andrewsii subsp. andrewsii Gary D. Wallace 1982-5-15 2007 Riverside Palms to Pines Highway (74), just E of Spring Crest. Comment
  CAS-BOT-BC223033  Galium angustifolium B. Pitzer 1997-3-23 2955 Riverside Lakeview Mtns, ca. 1 air mi. SSW of Mt. Rudolph, along powerline rd .3 mi. E of Contour (Juniper Flats) Rd. 610 Comment
  CLARK-A1528-3947  Galium angustifolium John C. Roos 1937-5-2 1413 Riverside La Sierra Comment
  RSA27806  Galium angustifolium subsp. angustifolium C. Leo Hitchcock 1940-4-12 6039 Riverside 8 mi. northwest of Elsinore 457 Comment
  UCR21952  Galium angustifolium subsp. angustifolium Steve Boyd 1980-5-11 246 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  RSA0063962  Galium angustifolium subsp. jacinticum J. M. Andre 2012-6-15 30513 Riverside San Jacinto Mountains; along Hwy 243, 8.6 mi. south of Interstate 10 (Banning), just northeast of Hungry Hollow and Poppet Flat; SB Natl. Forest. 1308 Comment
  UCR147260  Galium angustifolium subsp. jacinticum Naomi Fraga, Sarah De Groot, Valerie Soza 2004-6-28 1283 a Riverside Peninsular Range; San Jacinto Mtns., along Red Hill Road (5S10) near Alvin Meadows, SW of Pine Cove 1677 Comment
  POM367763  Galium aparine N. C. Cooper 1944-6-17 1376 Riverside San Jacinto Mtns. West side. 1372 Comment
  RSA645690  Galium aparine Scott D. White, Steve Ogg 1994-4-21 1958 Riverside Millard Canyon, near stream crossing w/ USFS Road 2S05, +/-4 miles south of Bear Wallow Spring. 915 Comment
  JEPS52918  Galium californicum subsp. primum Lauramay T. Dempster and Clare Hardham 1965-6-18 4133 Riverside on road to Alvin Meadow from Idyllwild Comment
  CAS-BOT-BC494159  Galium porrigens var. porrigens Valerie Soza; Steve Boyd 2004-6-22 1728 Riverside San Jacinto Mountains, Forest Service Rd 5S13 1463 Comment
  POM184501  Galium stellatum C. Leo Hitchcock 1932-4-7 12208 Riverside Corn Springs, Eastern Riverside. Comment
  POM367815  Galium stellatum Christopher Davidson 1979-4-4 7718 Riverside Orocopia Mountains, E of Box Canyon on Box Canyon Rd., 15.1 miles E of Mecca. Dirt road to the SE. 579 Comment
  RSA457786  Galium stellatum Steve D. Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2212 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine. 400 Comment
  UCR274225  Garrya flavescens Duncan S. Bell 2014-11-14 7706 Riverside Santa Rosa Mountains, Santa Rosa Mountain Wilderness area, west side of Martinez Mountain, at meeting point of Horsethief Creek and the Cactus Spring Trail 1055 Comment
  UCR275313  Garrya flavescens J. Dansie 2016-5-25 41 Riverside San Bernardino Mtns., Cherry Valley, off Edgar Canyon Road 1215 Comment
  RSA761322  Gayophytum Shawn Krosnick, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 680 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UC20261  Gayophytum diffusum subsp. parviflorum H. M. Hall July, 1901 2347 Riverside Tauquitz Valley San Jacinto Mountains 2438 Comment
  RSA593765  Gazania linearis Steve Boyd 1996-4-14 8546 Riverside Santa Ana Mountains, along Main Divide Road, just east of Sierra Peak at divide between Fresno and Fremont canyons. 884 Comment
  CAS-BOT-BC303580  Geraea canescens Ira L. Wiggins 1938-3-19 8899 Riverside Colorado Desert 25 miles W of Blythe Comment
  JEPS30406  Geraea canescens Donald Kyhos 1957-3-29 57 -8 Riverside 3 mi E of Palm Springs (on Hiway 99) Comment
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Aug 28 2011
  JOTR35038  Geraea canescens La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3491 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road on south-facing bajada among sonoran desert riparian washes. Comment
  RSA682855  Geraea canescens Scott D. White 2003-3-20 8827 Riverside Coachella Valley: Immediately north of the I-10 / Jefferson Av. freeway interchange. 12 Comment
  UC88703  Geraea canescens S. B. and W. F. Parish 1882-4-1 Riverside Agua Caliente Comment
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Nov 24 2011
  UC895507  Geraea canescens Alice Eastwood 1913-4-30 3056 Riverside Palm Springs Comment
  RSA0036275  Geraea canescens M. B. Dunkle 1933-3-4 3058 Riverside Painted Canyon. Colorado Desert. 30 Comment
  RSA70499  Geranium carolinianum F. W. Peirson 1922-4-10 2859 Riverside Murray Canyon, near Palm Springs. 305 Comment
  RSA715242  Geranium robertianum A. C. Sanders, T. B. Salvato 2006-5-4 32247 Riverside Riverside, UCR campus, weeds in botanical garden 351 Comment
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Jul 14 2008
  UCR139152  Gilia S. J. Myers, M. D. Wilcox 2003-5-15 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1128 Comment
  UCR163081  Gilia B. G. Pitzer 2000-5-7 4140 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
  SEINET6969909  Gilia W. P. Vestal, A. G. Vestal 1955-4-21 s.n. Riverside Base of brush-covered Gavilan Hills west of Perris. Comment
  POM293649  Gilia angelensis Lyman Benson 1946-4-15 12029 Riverside 2 miles east of Banning, Colorado Desert. 609 Comment
  RSA606302  Gilia angelensis Jon E. Keeley 1994-4-22 25337 Riverside Shipley Reserve. 590 Comment
  UCR251707  Gilia angelensis T. B. Salvato 2014-4-9 7832 Riverside Perris-Aguanga Basin, Menifee, c. 4 mi southeast of Canyon Lake, northeast corner of Bundy Canyon Road and Sunset Avenue 534 Comment
  RSA171361  Gilia diegensis J. D. Olmsted 1962-5-3 3518 Riverside Along road from Santa Rosa Indian Reservation to old village, etc. At first canyon crossing to SW side. 1555 Comment
  RSA171376  Gilia diegensis J. D. Olmsted 1962-5-3 3504 Riverside San Jacinto Mts 1616 Comment
  RSA698346  Gilia latiflora J. R. Bruff 1928-4-2 106 Riverside Canyon 1 mile west of Morengo Comment
  UCR23210  Gilia ochroleuca J. C. Lyman 1981-5-15 s.n. Riverside San Jacinto Mtns, May Valley Road, Idyllwild Comment
  CAS-BOT-BC407623  Gilia ochroleuca subsp. exilis Frank W. Peirson 1938-5-30 12413 Riverside South of the Shell Gas station, Thomas Mountain, Hemet Valley Comment
  JEPS4070  Gilia ochroleuca subsp. exilis W. L. Jepson 1901-5-20 1316 Riverside Thomas Valley San Jacinto Mts., Thomas Valley Comment
  RSA0017052  Gilia ochroleuca subsp. exilis A. C. Sanders, S. Hawkins 1996-4-24 18071 Riverside Morongo Indian Reservation, in Hathaway Canyon near Burro Flats. 915 Comment
  RSA0016281  Gilia ochroleuca subsp. exilis W. Wisura 1987-5-21 4161 Riverside 8.2 miles from Hwy 74, going S on forestry rd. 5S15; just S of summit of Thomas Mtn. Comment
  RSA776239  Gilia scopulorum Duncan S. Bell 2010-3-20 600 Riverside Riverside Mountains; in the vicinity of Calzona Mine; approximately 2 air miles northeast of Riverside Mountain Peak. 232 Comment
  RSA771351  Gilia sinuata Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4823 -b 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
  UCR44363  Gilia sinuata A. C. Sanders 1986-6-1 6559 Riverside San Jacinto Mountains, Trail toward Spitler Peak from 'Hurkey Creek Camp to Bonita Vista' [=Apple Canyon] Road 1829 Comment
  SBBG5904  Gilia stellata H. and M. Dearing 1937-4-10 Riverside NE of Indio Comment
  UC716291  Gilia stellata Roxana S. Ferris 1939-3-29 9709 Riverside between Hayfields Reservoir and Desert Center (Indio-Bythe Highway); btw Hayfields Reservoir and Desert Center Comment
  UCD117897  Gilia stellata Raymond A. Evans 1949-11-10 s.n. Riverside Canyon west of White Water Canyon, north of Palm Springs. Comment
  UCR101591  Gilia stellata 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
  UCR103313  Gilia stellata George K. Helmkamp 1998-4-4 3175 Riverside Sonoran (Colorado) Desert, 2.3 mi. north of Hwy I-10 on Eagle Mtn Rd. 274 Comment
  SD146272  Glycyrrhiza lepidota A. C. Sanders, Mitch Provance and B. Pitzer 2000-9-27 23678 Riverside Southwest side of Mt. Rubidoux, northwest of intersecdtion of Tequesquite Ave. and Gregory Rd., nbear confluence of Arroyo Tequesquite and the river. 231 Comment
  RSA0105840  Gnaphalium luteoalbum Alan Romspert 2000-7-28 s.n. Riverside 60 Fwy Bridge and Santa Ana Riverbed transect. Comment
  UCR75535  Gnaphalium palustre A. C. Sanders 1993-5-12 14011 Riverside San Jacinto Valley, Hemet, SW corner of intersection of Florida Ave (Hwy 74) & Warren Rd., between new San Diego Aqueduct and Warren Road 460 Comment
  UCR172148  Gnaphalium stramineum A. C. Sanders 2006-5-11 32266 Riverside Warm Springs Valley, N edge of city of Lake Elsinore, 35 acre parcel south of the intersection of Collier Ave. and Riverside Dr., NE of Alberhill Crk., NW of Enterprise Way 389 Comment
  CAS-BOT-BC56797  Grusonia parishii Carl B. Wolf 1932-10-12 4291 Riverside Field redacted by CAS, contact the data manager for more information 914 Comment
  RSA162744  Guillenia lasiophylla John Olmsted 1958-3-29 69 Riverside Transiton zone with NE drainage towards the Pinto Basin. Near intersection of Cottonwood Pass and Cottonwood Spring roads, 8 miles N of Souther entrance to Joshua Tree National Monument. 915 Comment
  RSA524440  Guillenia lasiophylla Steve Boyd, L. Arnseth, J. Bonilla, Tim Ross 1990-4-3 4056 Riverside Vail Lake area, summit of 'Big' Oak Mountain at E end. 793 Comment
  UC1523503  Gutierrezia microcephala Robert F. Thorne and Rolf and Gertrud Dahlgren 1979-8-23 53596 Riverside along road at meeting area of Mojave and Colorado Deserts Pinto Basin Road; Mojave and Colorado Desert border area, Pinto Basin Road 1097 Comment
  OBI8071  Gutierrezia sarothrae David J. Keil, Malcolm McLeod 1977-3-26 12021 Riverside 9 mi E of jctn with I-15 along Calif 79 518 Comment
  POM259263  Gutierrezia sarothrae P. A. Munz 1938-8-14 15388 Riverside High ridge east of Toro Peak, Santa Rosa Mts. 2438 Comment
  UCD132605  Gutierrezia sarothrae R. N. Raynor 1941-7-28 s.n. Riverside Highway 71 between Temecula and Aguanga. Comment
  UCR163666  Haplopappus acradenius John F. Green 2005-10-26 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley; ENE of Salton Sea State Park, along Coachella Canal 24 Comment
  HSC85434  Harpagonella palmeri Steve Boyd 1986-4-2 1589 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  UCR49215  Harpagonella palmeri Steve Boyd 1986-4-2 1589 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  UC480841  Helenium bigelovii A. W. Anthony 1895-7-13 Riverside San Jacinto Mt. 243 Comment
  CAS-BOT-BC211545  Helianthemum scoparium H. M. Hall 1900-6-1 1409 Riverside Lytle Creek Canyon, San Antonio Mountains 609 Comment
  CAS-BOT-BC305419  Helianthus annuus Wesley Griesel 1960-8-24 215 Riverside Near Hemet 457 Comment
  RSA739705  Helianthus californicus A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35663 Riverside May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1524 Comment
  SD178127  Helianthus gracilentus A. C. Sanders 2004-5-12 27889 Riverside Elsinore Basin Region: Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek. At edge of riparian zone and on dry hills. 377 Comment
  UCR21958  Helianthus gracilentus Steve Boyd 1980-5-13 269 Riverside Gavilan Hills, Harford Springs County Park, at NW corner of the Gavilan Plateau 640 Comment
  UC1063900  Heliotropium curassavicum H. S. Yates 1936-4-8 5452 Riverside 5 mi. s.e. Coachella; Thermal Quad. Comment
  POM248441  Heliotropium curassavicum var. oculatum Philip Crow 1939-7-14 s.n. Riverside Blythe. Comment
  SEINET1909912  Hemizonia fasciculata T. B. Salvato, Melissa Clemons 2005-1 1290 Riverside Peninsular Range; temescal Valley: Aberhill, intersection of Lake Street and Walker Canyon Drive, N of Hwy 1-15, at base of Walker Canyon (Alberhill 7.5' Q.) 378 Comment
  UCR112008  Hemizonia fasciculata A. C. Sanders, T. B. Salvato 2000-5-25 23412 Riverside Peninsular Range, Menifee Valley, south of Newport Rd., north of Holland Rd. and west of Bradley Rd., 2 miles due east of Railroad Canyon Lake 488 Comment
  UCR167687  Hemizonia fasciculata T. B. Salvato, Melissa Clemons 2005-6-23 1290 Riverside Peninsular Range; Temescal Valley, Alberhill, intersection of Lake Street and Walker Canyon Drive, N of Hwy I-15, at base of Walker Canyon 378 Comment
  UCR260553  Hemizonia fasciculata T. B. Salvato, Matt Malle 2014-5-29 8017 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Bundy Canyon Road and Cottonwood Hills (= Sunset Ave), c. 1 mi west of Murrieta Rd and 4.3 mi southeast of Canyon Lake 534 Comment
  UCR93834  Hemizonia fasciculata G. R. Ballmer, K. T. Stockwell 1995-6-8 s.n. Riverside Peninsular Range, Warm Springs Creek, Budweiser Ranch, 0.25-1 mi upstream of Los Alamos Road crossing 457 Comment
  UCR85612  Hemizonia kelloggii Julie A. Greene, S. D. White 1993-7-5 1406 Riverside San Jacinto Valley, San Jacinto Wildlife Area, east of dirt road next to drying flood area. 433 Comment
  UCR132824  Hemizonia mohavensis A. C. Sanders, Steve Boyd, Jeff Ross, , Mitch Provance 1998-10-25 22273 Riverside San Jacinto Mtns., Hwy 74, roadside seep c. 2 miles below (west of) Mountain Center 1250 Comment
  RSA711041  Hemizonia paniculata A. C. Sanders, Kelly Volansky 2005-8-31 31597 Riverside Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., ca 0.5 mi. N of Tenaja Rd. 671 Comment
  UCR131799  Hemizonia paniculata Mitch Provance 1998-6-20 702 Riverside Jurupa Mountains, Glen Avon Hts., Boulder Park, 0.7 km west of Pyrite St.on the north side of Granite Hill Dr. 305 Comment
  UCR132884  Hemizonia pungens subsp. laevis Tom Paulek 2002-5-19 s.n. Riverside San Jacinto Wildlife Area, Headquarters Ponds 433 Comment
  RSA48416  Hesperocallis undulata E. K. Balls 1949-4-2 12901 Riverside North of Mecca, Highway 111, Colorado Desert. -58 Comment
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Jul 16 2015
  UC843918  Hesperocallis undulata Mrs. Bradley 1922-4-10 Riverside near Mecca Comment
  RSA736314  Hesperocnide tenella Scott D. White, Justin M. Wood 2008-3-25 11779 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon, Morgan Property, Alberhill area. 274 Comment
  UCR201702  Heterocodon rariflorum Scott D. White, Justin M. Wood 2008-6-17 12154 Riverside San Jacinto Mountains, south of Hwy 79 near Keen Camp Summit 1463 Comment
  UCR90358  Heterocodon rariflorum D. L. Banks, Steve Boyd 1995-5-30 0480 Riverside Peninsular Range; Palomar Mtns, Cleveland National Forest, Agua Tibia Wilderness Area; N flank of Agua Tibia Mtn, along the Dripping Springs Trail; at first saddle area in section 34, NNE of two peaks of Agua Tibia Mtn. 1134 Comment
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Apr 28 2009
  UCR58685  Heteromeles arbutifolia James C. Dice, Ruth Miller 1987-11-23 754 Riverside Peninsular Range, Santa Margarita Ecological Reserve. Temecula Gorge, N bank of Santa Margarita River, just east of aqueduct crossing 244 Comment
  RSA0075896  Heterotheca grandiflora R. Weatherby 1949-5-13 411 Riverside La Sierra Hills, Arlington. 152 Comment
  RSA0075900  Heterotheca grandiflora D. L. Banks, Victor Steinmann 1996-4-20 0905 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 road junction between the main Preserve Road and the road to the Emerson Cottage., Along road junction between the main Preserve Road and the road to the Emerson Cottage. 466 Comment
  RSA0063014  Heuchera elegans P. A. Munz 1922-6-28 5875 Riverside Toro Peak, Santa Rosa Mountains. 2287 Comment
  RSA0066172  Heuchera elegans M. B. Dunkle 1933-7-19 3688 Riverside Tahquitz Peak. San Jacinto Mts. 2651 Comment
  SBBG98223  Heuchera hirsutissima M. B. Dunkle 1933-7-19 3688 Riverside Tahquitz Pk 2651 Comment
  RSA734955  Hibiscus denudatus Keith E. Hoffmaster 1935-3-31 595 Riverside Palm Springs Comment
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Aug 27 2011
  RSA95299  Hibiscus denudatus F. W. Peirson 1922-4-9 2900 Riverside Palm Canyon Region, near Palm Springs. Comment
  SBBG66337  Hieracium horridum R. Hoffmann 1929-9-5 Riverside Tahquitz Ridge 2438 Comment
  JOTR35052  Hilaria rigida La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3504 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road. South-facing bajada with shallow Sonoran desert riparian corridors among desert pavement. Comment
  SD71776  Hirschfeldia incana Helen V. Witham 1969-7-2 184 Riverside DeLuz Creek crossing, 4 miles north of DeLuz (mak 6/06) 249 Comment
  CAS-BOT-BC207512  Hoffmannseggia glauca Ira L. Wiggins 1934-9-4 8038 Riverside Along Mecca -- Blythe highway 21 miles N. of Blythe Comment
  VVC2323  Hoffmannseggia glauca Tim Thomas 2011-10-17 5518 Riverside Sonoran Desert, Ford Dry Lake off ramp just N of I 10 in drainge channel at edge of Lake. 108 Comment
  UCSB18869  Hoffmannseggia microphylla Winn, Will 1963-2-23 Riverside Ladder Canyon, 9 miles E of Mecca, Coachella Valley 213 Comment
  UCSB3085  Hoffmannseggia microphylla Haller, John 1958-3-22 Riverside Near U.S. Highway 60-70, 7.8 miles east of junction with U.S. Highway 99, near Indio 304 Comment
  UCSB17335  Hofmeisteria pluriseta Dennis E. Breedlove 1962-3-11 1887 Riverside collected 3.0 mi SW, in the Cat Creek Wash Palm Desert - Cat Creek Wash, and Palm Desert 426 Comment
  CAS-BOT-BC150021  Holodiscus discolor var. discolor E. W. Lathrop 1977-4-20 7609 Riverside 4 miles west of Corona between Tin Mine Canyon and Santiago Peak, Skyline Drive. Summit of Santiago Peak on the Riverside County slope side Comment
  SD140223  Hordeum depressum A. C. Sanders 1993-4-5 13697 Riverside Western edge of Hemet, along S side of Devonshire Ave. between Old Warren and Warren Roads, SW of Tres Cerritos and N of Florida Ave. (Hwy 74), open fields 459 Comment
  UCR124333  Hordeum depressum J. Jacobi 1970-4-30 430- 01 Riverside 1 mi north of Lakeview, by bridge 274 Comment
  RSA563921  Hordeum intercedens A. C. Sanders 1993-4-1 13661 Riverside Western Edge of Hemet, 14 acre parcel at NE corner of intersection of Myers and Devonshire Ave., 3/4 mi. NE of intersection of Florida Ave. (Hwy 74) and Warren Rd. just south of Tres Cerritos. 460 Comment
  UCR211731  Hordeum intercedens Fred M. Roberts, D. E. Bramlet 2005-5-5 6179 Riverside Perris Basin, San Jacinto Valley, along MWD canal just north of Devonshire Road and west of Warren Road 458 Comment
  RSA0042653  Hordeum marinum subsp. gussoneanum Scott D. White, Marty Jacobsmeyer 1996-4-20 3972 Riverside Perris area: Near Perris Airport; ca. 100 m N of Case Rd. and 100 m W of San Jacinto River Channel. 429 Comment
  RSA594520  Hordeum murinum subsp. leporinum D. L. Banks, Rashmi Pant 1996-5-13 1025 Riverside NW Palomar Mountains; Agua Tibia Mountains; Hwy. 79, E of the Dripping Springs Campground.; Approximately 1.9 km E of the Dripping Springs Guard Station;, (100 m E of where Hwy. 79 leaves the Forest Service Boundary). On the S side of Hwy. 79. T8S R1W; Just N of the NE 1/4, NW 1/4 of sec. 23. 487 Comment
  UCR182858  Hordeum murinum subsp. leporinum Mitch Provance 2001-4-21 2976 E Riverside San Bernardino Valley, Sunnyslope, west side of Sierra Blvd., along sidewalk adjacent to the golf course 335 Comment
  RSA433956  Horsfordia newberryi C. M. Dammers 1936-2-1 s.n. Riverside Canyon behind Coral Reef Ranch, 4 miles west of Coachella Comment
  POM4806  Hymenoclea salsola Marjorie Shaw 1916-03 s.n. Riverside Palm springs Comment
  RSA752791  Hymenopappus filifolius var. lugens Scott D. White, Justin M. Wood 2009-5-21 12860 Riverside San Jacinto Mountains: Garner Valley, near abandoned duck ponds, S of Quinn Flat. 1357 Comment
  SEINET2055704 Image available Hymenoxys cooperi P. Leary 1975-6-6 1267 Riverside 1/4 mile E of the shaft in Johnny Long Canyon, Joshua Tree National Monument 1310 Comment
  CAS-BOT-BC219766  Hyptis emoryi W. R. O. No date on label 0416 Riverside S.W. of Colorado Aqueduct West of Rice Comment
  HSC88233  Hyptis emoryi Elizabeth Neese 1979-4-10 7063 Riverside Joshua Tree National Monument S of Twenty-nine Palms, between Pinto Basin Jct. and Cottonwood Wash. 305 Comment
  UC987821  Hyptis emoryi Reid Moran 1941-5-5 854 Riverside Eagle Mountains Cottonwood Pass; , Cottonwood Pass Comment
  UCD166271  Hyptis emoryi Jack Major 1962-4-17 786 Riverside On CA HWY 74 from Pinyon Flat to Palm Desert. (Exact location unknown. Coordinates estimated by label maker.) 435 Comment
  UCR102719  Hyptis emoryi B. G. Pitzer 1998-1-24 3405 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
  RSA0042540  Hyptis emoryi Samuel Bonsal Parish 1917-4-4 Riverside Near Palm Springs. Comment
  SEINET10836949  Hyptis emoryi David B. Dunn 1948-1-25 Dunn 3633 Riverside Found near quad 6 on the berkeley campus. Pushawalla canyon, indio hills of the colorado desert; w of indio Comment
  SD126162  Ipomoea triloba A. C. Sanders 1988-11-6 8737 Riverside Coachella Valley, west side of Highway 86, 6.25 miles south of its junctiln with Highway 111 in Coachella. -35 Comment
  SEINET12045030  Iris hartwegii R. L. Rutherford 1945-1 1672 Riverside Big Oaks Canyon, Banning 1219 Comment
  CDA32703  Isocoma menziesii var. vernonioides Mike Lahti 2009-10-1 PDR# 1501831 Riverside Southwest of Perris, along the San Jacinto River banks. 0 Comment
  RSA186222  Isocoma menziesii var. vernonioides L. B. Ziegler 1966-10-16 s.n. Riverside Soboba Indian Reservation, hills NW of San Jacinto, 549 Comment
  RSA199008  Isoetes howellii R. F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37420 Riverside Santa Rosa Plateau: near roadside, Rancho California. Santa Ana Mountains 610 Comment
  SEINET3863798 Image available Isoetes howellii Robert F. Thorne, Earl Lathrop 1975-5-20 45542 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro.; 0 610 Comment
  CHSC83701  Isomeris arborea John Dittes 2002-1-4 2 -45 Riverside Mojave Desert; Little San Bernardino Mountains, ca. 6.5 air-miles north of Indio. In wash on bajada of West Berdoo Canyon, northwest of Berdoo Canyon 4WD trail. 243 Comment
  JEPS108704  Isomeris arborea C. Spurrier, M. J. Way 2001-6-6 3 Riverside Big Morongo Canyon Preserve, 2.3 km n of water company entrance on Kickapoo Trail 515 Comment
  RSA787278  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37145 Riverside Box Springs Mtns. Foothills, Riverside, dry arroyo on UCR campus SE of student health center and just north of North Campus Drive 320 Comment
  SD241063  Juglans hindsii R. E. Riefner Jr. 2011-9-10 11 126 Riverside Santa Ana Canyon, end of Green River Road, near entrance to Green River Golf Course. 124 Comment
  SBBG104066  Juncus bufonius A. C. Sanders 1993-4-1 13672 Riverside western edge of Hemet, NE corner of intersection of Myers St and Devonshire Ave, 0.75 mi NE of the jct of Florida Ave (Hwy 74) and Warren Rd, just S of Tres Cerritos 460 Comment
  UCR116975  Juncus bufonius var. congestus A. C. Sanders, T. B. Salvato 2001-5-3 24100 A Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  RSA234012  Juncus bufonius var. occidentalis Robert F. Thorne, E. W. Lathrop 1969-5-12 37927 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California 625 Comment
  UC729844  Juncus macrophyllus Carl B. Wolf 1932-8-5 3940 Riverside along trail from Tauquitz Valley to San Jacinto Peak; San Jacinto Mts. 2621 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
  UC1601812  Juncus oxymeris H. M. Hall Jul 1901 Riverside vicinity Deer Springs; San Jacinto Mts. 2590 Comment
  UCR150024  Juncus textilis Scott D. White, Angelia Carey 2004-5-7 10349 Riverside San Jacinto Mountains, Indian Creek and adjacent foothills 610 Comment
  RSA564029  Juncus xiphioides A. C. Sanders, O. F. Clarke 1991-6-10 11136 Riverside Along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River Comment
  NY21050  Juniperus californica L. S. Rose 1936-12-24 36810 Riverside 24 mi SW of Indio, Palms to Pines Highway, San Jacinto Mts 1066.8 Comment
  RSA600555  Juniperus californica L. C. Wheeler 1958-10-16 7527 Riverside Riverside: Along highway, 2 miles east of Citrus Experimental Station. Comment
  POM11223  Justicia californica E. A. McGregor 1917-3-18 731 Riverside 6 mi., Painted Canyon. Comment
  RSA313564  Justicia californica D. C. Michener 1979-3-11 3451 b Riverside Santa Rosa Mountains: Deep Canyon, along Coyote Wash. Comment
  RSA402305  Justicia californica Christopher Davidson, Josephine Jones 1980-4-4 9952 Riverside Orocopia Mts. West end of the mountains in a small canyon and wash almost due south of Oro Peak. 518 Comment
  SBBG68768  Justicia californica M. N. Ackley 1928-4-24 Riverside Palm Springs 182 Comment
  CLARK-A1528-4430  Kallstroemia californica John C. Roos 1963-10-24 Riverside Hayfield Comment
  RSA0087460  Kallstroemia californica Sarah J. De Groot, Amy Rouillard 2015-9-15 7572 Riverside Ford Dry Lake, Chuckwalla Valley, north of I-10. 107 Comment
  SEINET8071637 Image available Kallstroemia californica Andrew C. Sanders, T. B. Salvato 2012-10-12 40416 Riverside Sonoran (Colorado) Desert; Chuckwalla Valley, along Chuckwalla Valley Rd., 0.35 mi. west of I-10 junction 114 Comment
  CAS-BOT-BC235496  Keckiella antirrhinoides B. Pitzer 1997-3-23 2956 Riverside Lakeview Mtns, ca. 1 air mi. SSW of Mt. Rudolph, along powerline rd .3 mi. E of Contour (Juniper Flats) Rd. 610 Comment
  CAS-BOT-BC235500  Keckiella antirrhinoides Peter H. Raven 1958-5-17 12934 Riverside 3.4 miles south-east of Banning on road to Idyllwild, San Jacinto Mountains Comment
  RSA293254  Keckiella antirrhinoides D. C. Michener 1980-6-11 3669 Riverside Bautista Canyon. Lower Bautista Cyn road [5S14] ca 5.3 mi. southeast of jct to CA 74 near canyon mouth. 800 Comment
  RSA424842B  Keckiella antirrhinoides N. C. Cooper 1949-6-1 3952 Riverside Elsinore. 762 Comment
  RSA679113  Keckiella antirrhinoides subsp. antirrhinoides M. Wall, Sean Wall 2003-5-24 331 Riverside NE of Skinner Reservoir, Rawson Canyon, Rawson Rd. 2.7 miles from jct. with Washington Ave. 564 Comment
  JOTR35446  Keckiella antirrhinoides var. microphylla Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 50 Riverside Joshua Tree National Park. Little San Bernardino Mtns. W of Juniper Flats (stop2) Comment
  UCSB12232  Keckiella ternata Breedlove, Dennis 1961-8-5 Riverside road cut on Riverside highway 1; 0.2 mi SW of Fuller Mill Creek; San Jacinto Mtns 1645 Comment
  CAS-BOT-BC273671  Koeleria pyramidata H. M. Hall 1901-6-1 s.n. Riverside San Jacinto Mountains. Kenworthy Comment
  HSC24853  Krameria bicolor James Henrickson 1971-4-2 5478 Riverside Near Hidden Oasis, 13 mi. E of Palm Springs, above sandy arroyo 183 Comment
  LA205733  Krameria bicolor A. W. Haupt; April 1926 sn Riverside Palm Springs Comment
  CAS-BOT-BC43701  Krameria erecta H. M. Hall 1901-6-1 2114 Riverside Eastern base, along the borders of the Colorado Desert Comment
  JEPS64848  Krameria erecta Marjorie Clary 1931-5-3 Riverside Eagle Mts.; Colorado Desert, Eagle Mts. Comment
  JEPS64829  Krameria grayi Marjorie Clary 1930-4-10 89 Riverside Coachella Valley, Devil's Canyon 91 Comment
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Jun 15 2012
  RSA289810  Krameria grayi Barry A. Prigge 1980-8-12 3932 Riverside Whitewater Canyon: 1.4 miles upstream from trout farm. 793 Comment
  RSA506754  Krameria grayi D. F. Howe 1980-4-15 s.n. Riverside 5 miles W of Mesa Verde, South slope o McCoy Mtns, Hwy 10. Comment
  RSA676280  Krameria grayi Scott D. White 2001-4-3 8249 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  RSA735400  Krameria grayi Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11228 Riverside Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station., Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. Comment
  UCR17305  Krameria grayi K. Stolte 1978-5-25 s.n. Riverside Sonoran (Colorado) Desert, south side Hwy 111, at Windy Point; c. 5 mi. west of Palm Springs, Coachella Valley 300 Comment
  RSA266381  Lactuca serriola J. C. Roos 1937-8-17 2546 Riverside San Jacinto. Comment
  UCR1617  Lamarckia aurea R. G. Barber 1962-5-12 s.n. Riverside Peninsular Range, Riverside, north of Big Springs Canyon on the top of Box Springs Mtn. 915 Comment
  UCR87643  Lamarckia aurea A. C. Sanders 1994-5-29 14554 Riverside San Bernardino Mtns, Morongo Indian Reservation, low pass between Millard Canyon and Potrero Creek 793 Comment
  UCR265048  Lamium amplexicaule Mitch Provance 2013-4-8 413- 09 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  CAS-BOT-BC403899  Laportea A. C. Sanders; S. Morgan 1995-11-30 17926 Riverside Riverside: weed in the UCR Botanic Garden. 365 Comment
  RSA390016  Larrea tridentata N. C. Cooper 1944-5-6 1198 Riverside Devils Garden Near Whitewater. 457 Comment
  RSA390029  Larrea tridentata Ora M. Clark 1929-3-17 1735 Riverside West of Indio. Comment
  RSA652051  Larrea tridentata Marion P. Harthill 1973-2-17 1557 Riverside Snow Creek, Palm Springs 366 Comment
  RSA753534  Lastarriaea coriacea M. Wall 2009-5-29 513 Riverside Bautista Canyon east of Hemet, ca. 8 miles SE of jct. with Fairview Ave. 756 Comment
  SD186286  Lastarriaea coriacea Andy C. Sanders 2003-5-8 26576 Riverside Los Alamos Road at Warm Springs Creek crossing west of Hwy 79, northeast of the Hogbacks, north of Alamos Rd and E of the creek 395 Comment
  CAS-BOT-BC338928  Lasthenia californica L. R. Abrams 1935-4-7 13667 Riverside Gavilan Hills, 2 mi. S.W. of Perris Comment
  UC63214  Lasthenia coronaria H. M. Hall 1903-4-1 3832 Riverside vicinity of Riverside 365 Comment
  UC893739  Lasthenia coronaria P. A. Munz and I. M. Johnston 1922-5-19 5349 Riverside 5 mi ne of Murietta 457 Comment
  POM14078  Lasthenia glabrata subsp. coulteri P. A. Munz, D. Keck 1922-4-15 4990 Riverside San Jacinto Lake, near Moreno Comment
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Mar 20 2011
  UCR18611  Lasthenia glabrata subsp. coulteri O. F. Clarke 1973-3-10 s.n. Riverside Lakeview Area, 2.5 mi north of Ramona Expressway on Davis Rd. 434 Comment
  UCR240262  Lasthenia glabrata subsp. coulteri D. E. Bramlet, Robt. L. Allen, Fred M. Roberts 2011-4-30 4825 Riverside Peninsular Range; Elsinore Trough, Nichols Road wetlands area, 253 m south of Nichols Rd. & 76 m east of Baker St. 384 Comment
  POM13870  Lasthenia gracilis P. A. Munz 1922-4-29 5090 Riverside 0.5 mile south of Lake Elsinore. 381 Comment
  RSA1440  Lasthenia gracilis J. T. Howell 1929-2-14 1229 Riverside 3 miles S of Glen Ivy. Comment
  RSA585978  Lasthenia gracilis Adree M. Desrochers 1990-4-19 471 Riverside Neaar Murrieta, along Clinton Keith Raod, 6.9 km W of Hwy 15. Comment
  SBBG98246  Lasthenia gracilis M. V. Hood 1945-3-25 Riverside Cottonwood Crk near Aguanga 609 Comment
  UC893758  Lasthenia gracilis P. A. Munz and I. M. Johnston 1922-5-20 5452 Riverside Hemet Valley San Jacinto Mts., Hemet Valley 1371 Comment
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Mar 24 2011
  UCR140447  Lasthenia gracilis A. C. Sanders, Guy Bruyea 2004-4-2 27425 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., mouth of canyon on south side, just north of Rose Rd. 463 Comment
  UCR851  Lasthenia gracilis Osman 1976-4-26 S-76- 2 Riverside Peninsular Range, Woodcrest, 4 - 5 mi west of Hwy 395 Fwy [now I-215], along Van Buren Blvd. and near March Air Force Base 274 Comment
  RSA406640  Lathyrus vestitus subsp. alefeldii N. C. Cooper 1944-4-22 1130 Riverside Banning 701 Comment
  POM12803  Lathyrus vestitus subsp. laevicarpus P. A. Munz 1922-6-24 5803 Riverside Pipe Creek, Hemet Valley 1585 Comment
  SD8722  Lathyrus vestitus var. alefeldii Daniel Cleveland 1882-4-1 Riverside Temecula Comment
  RSA0014946  Lathyrus vestitus var. vestitus LeRoy Gross, Evan Meyer 2013-5-21 6113 Riverside West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley., Started near 33.72895N, 116.73415W. And ended at Inspiration Point, near [coordinates given.] 1631 Comment
  UC15340  Lathyrus vestitus var. vestitus H. M. Hall Jul 1901 2308 Riverside s side San Jacinto Mountains 1828 Comment
  JEPS30467  Layia glandulosa Peter H. Raven 1958-5-18 12968 Riverside 2.3 miles from Mountain Center on road to Hemet, San Jacinto Mountains Comment
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Jun 9 2012
  RSA0029618  Layia glandulosa J. Andre 2006-4-6 6714 Riverside Joshua Tree National Park: along Desert Queen Mine Rd. 1363 Comment
  JEPS40023  Layia platyglossa W. L. Jepson 1901-5-20 1322 Riverside Thomas Valley (prob. Garner Valley); Mt. San Jacinto Range 1341 Comment
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Feb 16 2013
  UCD133983  Layia platyglossa C. L. Hitchcock 1966-3-15 24146 Riverside 1 mile east of Glen Ivy Hot Springs. Comment
  UCR215625  Layia platyglossa Crystal Sheehan 2010-5-10 49 Riverside Peninsular Range; Gavilan Hills Region, Lake Mathews Reserve, c. 1/4 mi. south of 13225 Cajalco Road, south of Lake Mathews, c. 0.4 mi. SE of intersection of Cajalco Rd. and La Sierra Ave. 429 Comment
  UCR266809  Layia platyglossa Mitch Provance, Matt Amalong, Eric Kline 2015-3-24 315- 04 Riverside Paloma Valley, Menifee, NE corner of the intersection of Scott Rd. and Menifee. 454 Comment
  UCR34927  Layia platyglossa L. B. Ziegler 1968-4-20 277 Riverside Peninsular Range; San Jacinto Mtns., Hemet Valley 1402 Comment
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Jan 7 2013
  RSA12917  Layia platyglossa subsp. campestris C. B. Wolf 1935-4-7 6307 Riverside 2 mi. SW of Perris. 427 Comment
  POM13210  Layia platyglossa subsp. platyglossa P. A. Munz, I. M. Johnston 1922-5-20 5453 Riverside Hemet Valley, San Jacinto Mountains; sandy washes on Garner Ranch 1402 Comment
  RSA654610  Layia platyglossa subsp. platyglossa Bruce Albert 1982-4-17 62 Riverside Flat field south of Cajalco road, 0.3 miles east of La Sierra Hwy. Comment
  UCR79070  Leersia oryzoides A. C. Sanders 1993-10-29 14216 Riverside Spring Brook just below Lake Evans in Fairmont Park, Riverside 238 Comment
  POM78933  Lemna gibba I. M. Johnston 1925-7-7 5281 Riverside Santa Ana River ca. 3 miles S of Wineville [Mira Loma Station]. 183 Comment
  RSA586313  Lemna minuta Darin L. Banks, Steve Boyd 1995-5-3 224 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
  UCR95225  Lemna valdiviana D. L. Banks, E. H. Banks 1996-5-2 945 Riverside Agua Tibia Mountains, NW Palomar Mountains; NW foothills of Dorland Mtn, S end of Los Caballos Road, University of California-Emerson Oaks Reserve, at the Emerson Cottage 524 Comment
  UCR202057  Lepidium dictyotum var. dictyotum Karin Cleary-Rose 1998-3-6 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, Palmieri property, 25 acre parcel in western Hemet, south of Hwy 74, west of Warren Rd, directly east of the San Diego Aqueduct and c. 500 ft. east of Salt Creek, north of Stetson Ave. 527 Comment
  RSA0048414  Lepidium fremontii N. Dunn, A. M. Martin 1932-3-26 s.n. Riverside Cottonwood Spring. Comment
  JOTR35341  Lepidium fremontii var. fremontii Harding, Mitzi, Mark Wheeler 2012-2-28 107 Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; steep-walled, shallow, north-flowing canyon with rocky wash bottom (Stop 4) 361 Comment
  JOTR36467  Lepidium fremontii var. fremontii La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3436 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; ridge top with steep, loose, rocky metamorphic siltstone slopes below (above Russi Rocks guzzler) (Stop 3) 538 Comment
  POM118634  Lepidium lasiocarpum Marcus E. Jones 1924-2-26 s.n. Riverside Shaver s Well. Comment
  POM14900  Lepidium lasiocarpum Mary F. Spencer 1920-3-14 1758 Riverside Mecca, Colorado Desert. -49 Comment
  UCR281275  Lepidium lasiocarpum Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317- 15 Riverside Elsinore Trough, Periodic eastern shoreline of Lake Elsinore (e.g. 1994), in the City of Lake Elsinore, +- 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
  UC494748  Lepidium lasiocarpum var. lasiocarpum Philip A. Munz and C. L. Hitchcock 1932-4-9 12227 Riverside White Tanks, e Riverside County White Tanks Comment
  UCR93064  Lepidium latifolium A. C. Sanders 1994-7-26 15148 Riverside Santa Ana River at the Mission Blvd/7th street Bridge, W foot of Mt. Rubidoux 240 Comment
  CLARK-A1528-2326  Lepidium nitidum John C. Roos 1937-2-21 1313 Riverside La Sierra Comment
  RSA734993  Lepidium nitidum Justin M. Wood 2008-2-4 3 Riverside Liberty Quarry, W. of 15 freeway near the Rainbow exit. 366 Comment
  UCD115877  Lepidium virginicum R. N. Raynor 1938-6-20 s.n. Riverside Pines to Palms Highway, near Herky Creek. Comment
  RSA282777  Lepidium virginicum var. pubescens C. W. Tilforth, B. Busenberg 1980-6-17 2015 Riverside Along Thomas Mtn Rd at 5450 feet, south of Lake Hemet, west of Hwy 74. 1662 Comment
  CAS-BOT-BC329447  Lepidospartum squamatum H. M. Hall 1899-8-2 1367 Riverside Gavilan Hills Region 2 mi. sw of Ferris 426 Comment
  JEPS37109  Lepidospartum squamatum Mary Beal 1939-10-25 712 Riverside Palm Springs area Mojave Desert, Palm Springs area Comment
  UCD134034  Lepidospartum squamatum Lewis S. Rose 1966-12-14 66103 Riverside Whitewater Wash, north of Palm Springs. 198 Comment
  RSA289874  Leptochloa fusca subsp. uninervia B. A. Prigge 1980-9-17 4089 Riverside Coachella Valley Stormwater Channel: 2 mi. W of Mecca, where Pierce Rd. crosses channel., Near Lat. 33 : 34 N ; Long. 116: 6 W. -55 Comment
  POM263081  Leptosiphon androsaceus J. C. Roos 1941-4-19 167 Riverside Reche Canyon - Plateau [Label indicates San Bernardino Co.] Comment
  SBBG35230  Leptosiphon lemmonii T. L. Secrest 1951-5-15 Riverside San Jacinto River bed near Hemet Comment
  SBBG5988  Leptosiphon lemmonii H. and M. Dearing 1940-6-9 4364 Riverside Palms to Pines Hwy near Hemet Comment
  SD126107  Leptosiphon liniflorus Steve Boyd 1986-5-7 1850 Riverside Temescal Canyon; terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15. Comment
  UCR106346  Lessingia filaginifolia John Wear, N. Moorhatch 1996-9-19 s.n. Riverside Peninsular Range; San Jacinto Mtns., upper end of Garner Valley 1433 Comment
  CAS-BOT-BC339364  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-2 2929 Riverside Top of control on road to Hemet, Mt. San Jacinto Comment
  UCD64442  Leymus condensatus Nat Mewhinney 1949-10-1 Riverside S of Hemet. Comment
  RSA740832  Leymus triticoides Scott D. White, Justin M. Wood 2008-7-8 12392 Riverside Johnson Meadow. 1439 Comment
  SEINET3863127 Image available Libocedrus decurrens G. B. Grant 1901-1 691 Riverside California and Oregon.; 0 914 Comment
  RSA680094  Limonium ramosissimum R. E. Riefner 2003-5-27 3 -241 Riverside Back basin of Lake Elsinore, Malaga Rd near Mission Trail Rd. Comment
  SBBG133592  Limonium sinuatum S. D. White, L. Stafford 2007-7-5 11757 Riverside Santa Ana River floodplain just below Prado Dam; Chino Hills State Park 134 Comment
  RSA468575  Linanthus androsaceus subsp. luteolus N. C. Cooper 1944-5-7 1188 Riverside Banning 701 Comment
  UCR79274  Linanthus androsaceus subsp. luteolus Steve Boyd, T. S. Ross 1992-5-5 7241 Riverside Southern Santa Ana Mtns., San Mateo Canyon Wilderness Area. Eastern portions of Oak Flats along the Bluewater Trail 793 Comment
  UCR908  Linanthus androsaceus subsp. micranthus Frank C. Vasek 1958-4-26 s.n. Riverside Peninsular Range, Highway '71' [79/371], east of Temecula, 1.6 miles [E] of junction of state Hwy 79 Comment
  SD231403  Linanthus bigelovii J. Mark Porter, Sarah DeGroot 2005-3-9 14258 Riverside Along Whitewater Canyon Road, about 3 miles north of the intersection with the frontage road of I 10, west of the road on a steep, rocky slope, west of the river. 575 Comment
  UCD166199  Linanthus californicus Jack Major 1962-4-16 764 Riverside Along shoulder and on cut banks of road from Banning to Mt. San Jacinto. (Exact location unknown. Coordinates estimated by label maker.) 914 Comment
  RSA232996  Linanthus dianthiflorus subsp. dianthiflorus D. A. Young 1969-4-12 P- 389 Riverside 10 mi SE of Hemet, 200 yrs. E. of State St. in a wash. 335 Comment
  JOTR28880  Linanthus jonesii La Doux, Tasha 2004-2-24 1115 Riverside Joshua Tree National Park. Cottonwood Canyon 932 Comment
  UC219269  Linanthus lemmonii P. A. Munz and I. M. Johnston 1922-3-20 5477 Riverside Kenworthy San Jacinto Mts. 1463 Comment
Read comments
Mar 25 2011
  UCR19145  Linanthus liniflorus subsp. pharnaceoides John C. Roos 1952-5-26 5712 Riverside Haas' Ranch, Reche Canyon 457 Comment
  UCR201621  Linum lewisii Scott D. White, Justin M. Wood 2008-6-16 12146 Riverside San Jacinto Mountains, meadow at Quinn Flat 1378 Comment
  CSUSB534  Lobularia maritima Deborah Sullivan 1973-7-9 Riverside Glen Avon, Riverside. 243 Comment
  UCR167852  Loeflingia squarrosa T. B. Salvato, Melissa Clemons 2005-6-2 1339 Riverside Peninsular Range; Temescal Valley, Gavilan Hills, c. 0.5 mi SE of Steele Peak, 4 miles SW of Perris, and 6 miles NNE of Lake Elsinore, NW of Hwy 74 610 Comment
  UC880237  Loeseliastrum matthewsii C. L. Hitchcock 1940-3-31 5885 Riverside 1/2 mi. below Cottonwood Spring Comment
  SD258482  Loeseliastrum schottii J. M. Andre, Glenn Clifton, Ron Kelley 2013-3-1 24396 Riverside West Riverside Mountains at base of NW corner of range where sand ramps run up against granitic bouldery slopes, ca. 10 miles SW of Vidal Jct, 3.0 mile south of Grommet RR xing at Highway 62. 363 Comment
  UC68769  Loeseliastrum schottii H. M. Hall Apr., 1905 5800 Riverside 10 mi. w. Coachella; Colorado Desert 91 Comment
  UC907977  Loeseliastrum schottii Margaret Stason 1927-2-12 Riverside 1000 Palm Canyon Colorado Desert, 1000 Palm Canyon Comment
  SBBG81494  Logfia depressa S. A. Junak 1983-3-23 1620 Riverside Jefferson Rd, across from entrance to Cahuilla Lake County Park, S of Indio Comment
  CAS-BOT-BC342253  Logfia filaginoides Steve Boyd 1986-4-22 1732 Riverside Temescal Canyon: Walker Canyon area where Alberhill creek (=Temescal Ck.) flows between Alberhill Mtn. and Gavilan Hills Comment
  UCR89827  Lolium perenne Karen Kirtland 1993-6-19 s.n. Riverside San Jacinto River Valley, along Hwy I-215 between 4th St. (Perris) andc. 0.25 mi south of the San Jacinto River 430 Comment
  SEINET271858 Image available Lolium perenne subsp. multiflorum A. C. Sanders, KD Jones; D. Malueg 1996-4-20 18055 Riverside San Jacinto River between Nuevo and Lakeview from 11th to 13th Streets alkaline flats on the east side of the river ch 433 Comment
  UCR232795  Lolium perenne subsp. multiflorum John F. Green 2008-4-16 0408- 49 Riverside Peninsular Range; Perris-Aguanga Valley, SSE of Romoland, powerline route north of McLaughlin Rd, between Palomar and Dawson roads 442 Comment
  RSA0105317  Lomatium lucidum D. L. Banks 1997-2-23 1315 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
  RSA525329  Lomatium lucidum Steve Boyd, Andy Sanders, Mark Skinner 1990-4-28 4460 Riverside Vail Lake area, low, sedimentary hills to E of USFS Dripping Springs Campground along Arroyo Seco Crk, S of Hwy 79. 488 Comment
  UC21232  Lomatium mohavense H. M. Hall 1899-5-26 1184 Riverside San Jacinto Mts., Nigger Jim Hill Comment
  UC566794  Lomatium utriculatum Frank W. Peirson Apr 29 1922-May 18 1922 2932 Riverside roadside s. lake Elsinore Comment
  UCR4611  Lomatium utriculatum Frank C. Vasek 1960-4-12 600412- 03 Riverside Peninsular Range, County road S16 (Pala Rd.) between Temecula and Pala, 0.5 mi north of the San Diego Co. line Comment
  SD234349  Lonicera subspicata Wayne Law, Jun Hu 2000-5-16 20 Riverside Peninsular Ranges; Santa Ana Mtns.: Eastern edge of Cleveland National Forest, above Temescal Valley in Indian Canyon, 11.8 mi S of Corona (Alberhill 7.5'Q) 395 Comment
  CAS-BOT-BC234888  Lonicera subspicata var. denudata Cecil Hart 1926-7-4 s.n. Riverside San Jacinto Mts. Comment
  UCR238083  Lotus Mark A. Elvin, Julie M. Vanderwier 2002-5-16 2056 Riverside Peninsular Range; Agua Tibia Mtns., Pechanga Indian Reservation, nameless drainage/wash south of Pala Rd. 335 Comment
  UCR107678  Lotus argophyllus G. F. Pratt 1997-3-8 s.n. Riverside Box Springs Mtns, S-facing slopes near highest peak, right around radio towers. 915 Comment
  RSA523533  Lotus hamatus Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 3992 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  JEPS55482  Lotus heermannii W. L. Jepson 1901-5-22 1362 a Riverside Palm Canyon to Van De Venter's Comment
  POM319688  Lotus heermannii Patricia Wilder 1971-9-29 5266 Riverside Along San Jacinto River at north end of Fairview Street, north of Florida Street, Valle Vista; east of Hemet. Base of the San Jacintos. 518 Comment
  UC864786  Lotus heermannii C. Epling and Wm. Robison 1935-6-30 Riverside between Pine Flat and Fuller's Mill; Mt. San Jacinto Comment
  UCR77747  Lotus heermannii Steve Boyd 1991-9-8 6424 Riverside Peninsular Range, Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371 600 Comment
  UCR92330  Lotus heermannii Scott D. White, M. D. Wilcox 1995-7-11 3469 Riverside Peninsular Range; Santa Ana Mtns., upper forks of Decker Canyon, SW of Main Divide Truck Trail 730 Comment
  SEINET9294621  Lotus micranthus Unknown 1976-5-3 Riverside Red Mountain Road. Comment
  POM12852  Lotus oblongifolius P. A. Munz 1922-6-23 5778 Riverside Garner Ranch, Hemet Valley 1372 Comment
  UC80778  Lotus oblongifolius var. oblongifolius A. W. Anthony 1895-7-13 Riverside San Jacinto Mts. 2438 Comment
  UCR157958  Lotus salsuginosus var. brevivexillus T. B. Salvato, A. C. Sanders 2005-5-17 908 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  RSA618170  Lotus salsuginosus var. salsuginosus D. L. Banks 1997-5-5 2016 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek., East of where the road crosses to the southern bank of the south fork of Pechanga Creek. 427 Comment
  CLARK-A1528-487  Lotus scoparius Fred B. Essig 1964-1-11 10 Riverside Corona 640 Comment
  JEPS55902  Lotus scoparius W. L. Jepson 1927-4-11 11627 Riverside Whitewater 457 Comment
  UC217920  Lotus scoparius var. brevialatus P. A. Munz, D. Keck 1922-4-14 4998 Riverside e of Whitewater Ranch; Colorado Desert 243 Comment
  UCR270748  Lotus scoparius var. scoparius T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8365 Riverside Santa Ana Mountains, unnamed west-east trending canyon south of Mabey Canyon and north of Tin Mine Canyon, c. 0.6 mi west of the end of West Foothill Parkway 436 Comment
  CSUSB1252  Lotus strigosus D. T. Wright 1966-5-16 Riverside 8 miles southeast of Banning on Banning- Idyllwild road at Hurley Flats Road, San Jacinto Mountains. Comment
  JEPS55856  Lotus strigosus W. L. Jepson 1901-5-17 1227 a Riverside Riverside 266 Comment
  JOTR30261  Lotus strigosus Leary, C. and Leary, Pat 1979-5-6 3028 Riverside Joshua Tree National Park. ca. 1.0 mi S.E. of Quail Mtn., Joshua Tree N.M., T2S R7E sec 14 Comment
  JOTR31941  Lotus strigosus La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2179 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; rocky drainages feeding into southwest Pinkham Wash Comment
  RSA406316  Lotus strigosus Ora M. Clark 1929-3-2 1599 Riverside Near Alberhill Comment
  RSA406329  Lotus strigosus N. C. Cooper 1944-6-17 1446 Riverside San Jacinto Mountain. West side. 1372 Comment
  RSA786103  Lotus strigosus C. P. Cowan 1978-4-25 1267 Riverside 5.1 miles (8.1 km) west on Hwy. 74 from jct. with 243, approaching Hemet. San Jacinto Mts. Whittaker transect no. W-228. 1370 Comment
  UCR62142  Lotus strigosus Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2303 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  RSA526497  Lotus strigosus var. hirtellus Steve Boyd, T. S. Ross 1990-5-11 4692 Riverside Vail Lake area, N flank and summit of Wild Horse Peak in Agua Tibia Mtns, Cleveland Nat. Forest. 610 Comment
  PASA1115  Lotus subpinnatus Frank W. Peirson 1930-5-10 Riverside Hemet Plateau near March Field 457 Comment
  SEINET2042038 Image available Ludwigia peploides George Helmkamp, E. A. Helmkamp 2000-8-29 5981 Riverside Colorado Desert: S of Mecca, where Lincoln St. Crosses the Whitewater River. Ca. 0.5 mi from the Salton Sea. 67 Comment
  JOTR16689  Lupinus andersonii Baker, James K. & Baker, Ilisa T. 1966-10-14 s.n. Riverside Joshua Tree National Park. LOST HORSE AREA NEAR RANGER STATION 1310 Comment
  JEPS64934  Lupinus arizonicus W. L. Jepson 1928-4-23 12553 Riverside wash 2 1/2 mi below Cottonwood Springs; Cottonwood Mts., below Cottonwood Spring 487 Comment
  JEPS64937  Lupinus arizonicus W. L. Jepson 1927-4-11 11638 Riverside Whitewater 457 Comment
  RSA0031422  Lupinus arizonicus Duncan S. Bell, Kim Clark, Bob Ellis, Pam McKay, Jim Pittman, Gene Ratcliff, Ed Schlegel, Felicia Sirchia 2013-2-24 4471 Riverside Orocopia Mountains; south end of range, north of the Coachella Canal, approximately 3 air miles northeast of Dos Palmas Springs. 182 Comment
  RSA249450  Lupinus arizonicus John F. Emmel 1973-3-19 415 Riverside 1 road mile ESE of Corn Springs, Corn Springs Wash, Chuckwalla Mountains. 457 Comment
  RSA782073  Lupinus arizonicus Duncan S. Bell 2009-3-9 110 Riverside Arica Mountains: east side of mountain range, west side of Rice Valley approximately 2.7 air miles northeast of Priest Well or approximately 3.3 air miles southeast of the ghost town of Rice. 244 Comment
  UCD105832  Lupinus arizonicus John Wear 1995-3-23 s.n. Riverside Colorado Desert: Blythe. Comment
  UCR148318  Lupinus arizonicus John F. Green 2005-1-12 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  UCR245956  Lupinus arizonicus Duncan S. Bell 2009-3-7 31 Riverside Arica Mountains, ridgeline of range just north of the summit along the border of the Palen/McCoy Wilderness Area 614 Comment
  UCR104024  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 1997-3-5 1334 Riverside San Bernardino Mtns./San Gorgonio Pass, Cabazon, 0.5 mi north of I-10 on Millard Pass Rd. 564 Comment
  UCR152641  Lupinus bicolor A. C. Sanders 2005-4-22 29603 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  UCR16250  Lupinus bicolor Sally Crum 1966-3-20 s.n. Riverside Peninsular Ranges, Santa Ana Mountains, 1 mi. west of Murrieta on Tenaja Road 1220 Comment
  UCR172234  Lupinus bicolor John F. Green 2006-5-10 s.n. Riverside Peninsular Ranges, City of Murrieta; south of the Hogbacks. north of Hunter Road to Ramage Lane, between Calle de Amor on the E and Springview/Kiwebre Road on the W 402 Comment
  RSA314671  Lupinus bicolor subsp. marginatus R. F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55496 Riverside San Bernardino Mountains: Whitewater River where road crosses river below fish hatchery, ca. 4 miles north of Whitewater Post Office. 640 Comment
  RSA593978  Lupinus bicolor subsp. microphyllus D. L. Banks, Elizabeth Hedge Banks 1996-5-2 0964 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, approximately 20 m N of the gate to the University of California-Emerson Oaks Reserve, at the junction with the road to the local golf course. 426 Comment
  RSA414457  Lupinus brevior Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  UCR102121  Lupinus concinnus George K. Helmkamp 1984-5-5 E- 8 Riverside Transverse Range, Little San Bernardino Mountains, Big Morongo Canyon, 4 road miles below the caretaker's house at the Big Morongo Preserve 549 Comment
  UCR97493  Lupinus concinnus A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19883 Riverside Peninsular Range, Lake Skinner area; lower Rawson Canyon, NE of the lake & SW of Black Mtn., along the road 518 Comment
  RSA719047  Lupinus concinnus subsp. orcuttii Michael Honer 2005-3-11 2053 Riverside Rice Valley; 4.5 mi. SSE of Rice; 1.5 mi. E of ATSF railway. 220 Comment
  CLARK-A1528-497  Lupinus excubitus Fred B. Essig 1964-4-25 26 Riverside Elsinore Comment
  CAS-BOT-BC216688  Lupinus excubitus subsp. hallii Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  RSA507949  Lupinus excubitus var. austromontanus Steve D. Boyd 1988-5-28 2268 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  JOTR33775  Lupinus excubitus var. excubitus La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-6-1 2927 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Northeast of Quail Mountain and just west of Johnny Lang Mine; Previously burned loose, rocky, gravelly slope above large drainage (stop 2) Comment
  UCR138142  Lupinus excubitus var. hallii D. L. Banks, V. W. Steinmann 1997-3-13 1444 Riverside NW Palomar Mtns, Agua Tibia Mtns: Redhawk Housing Development, north of the Pechanga Indian Reservation in the hills south of the intersection of Marge Place and Tehachapi Pass (S of Redhawk Parkway) 378 Comment
  RSA430285  Lupinus formosus David B. Dunn, Conrad, Kenney 1973-6-15 20769 Riverside Jct of Hwy 74 and 71, A Gas Station on the SW corner. 1433 Comment
Read comments
May 24 2012
  UCR23946  Lupinus formosus var. hyacinthinus John C. Roos 1937-8-18 1222 Riverside San Jacinto Mtns, Round Valley 2805 Comment
  RSA0125292  Lupinus hirsutissimus Duncan S. Bell 2016-3-3 8778 Riverside Whitewater Canyon; San Gorgonio Wilderness area; Rainbow Canyon, approximately 3.5 air miles east northeast of Kitching Peak. 820 Comment
  RSA613661  Lupinus hirsutissimus D. L. Banks, Victor W. Steinmann 1997-3-13 1459 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
  SEINET10488674  Lupinus hirsutissimus David B. Dunn 1948-3-14 Dunn 3781 Riverside Flat open sands near hidden springs ranch. 3 Mi. S of the indio hills; Colorado desert. Comment
  RSA262118  Lupinus latifolius subsp. parishii E. W. Lathrop 1968-5-22 6932 Riverside Bear Spring on the Main Divide Truck Trail1 miles E of Santiago Peak, Cleveland National Forest Comment
  LA205136  Lupinus latifolius var. parishii C. B. Wolf; 1936-6-17 7954 Riverside Santa Ana Mountains, along Ortega Hwy, San Juan Canyon 2.6 mi. E of Orange County Line 457 Comment
  RSA413769  Lupinus longifolius N. C. Cooper 1947-4-5 2046 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  UCR37489  Lupinus microcarpus var. densiflorus Steve Boyd 1980-5-3 s.n. Riverside Peninsular Range, Gavilan Hills, [Mead Valley] along Cajalco Road, 1/4 mile east of Alexander Rd. 498 Comment
  UCR269829  Lupinus sparsiflorus A. C. Sanders, Jim Malusa 2016-3-17 42357 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, along Gasline Road at major wash crossing 1.9 miles south of Bradshaw Trail 675 Comment
  RSA5005  Lupinus truncatus Carl B. Wolf 1932-3-20 5 Riverside Richman Ranch, 2.5 miles no. of De Luz; S. W. Riverside County. 457 Comment
  RSA583371  Lupinus truncatus Steve Boyd, Darin L. Banks 1995-4-5 8427 Riverside Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain at the eastern edge of the Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary. 579 Comment
  SD186215  Lupinus truncatus A. C. Sanders, Mike Misenhelter 2005-6-15 30951 Riverside 2.0 miles northnortheast of Vail Lake, 4.0 miles southsouthwest of Sage. 640 Comment
  CAS-BOT-BC231417  Lycium andersonii D. E. Breedlove 1962-3-11 1891 Riverside On State 74, 3.7 miles south-west of Palm Desert 335 Comment
  CAS-BOT-BC231426  Lycium andersonii Mrs. Robert Campbell 1921-11-26 12 Riverside Palm Canyon Comment
  RSA422103  Lycium andersonii Anstruther Davidson 1904-5-1 1089 Riverside Palm Springs. Comment
  SBBG87838  Lycium andersonii A. C. Sanders with Pitzer, Charlton, Kniffen 1986-3-3 6094 Riverside wash below Corn Spring, Chuckwalla Mtns 487 Comment
  UCD126592  Lycium andersonii C. L. Hitchcock 1966-3-16 24189 Riverside 5 miles n.e. of Aguanga. Comment
  SEINET3077750 Image available Lycium andersonii var. deserticola Noel H. Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-21 6431 Riverside Big Maria Mountains, 12 airline miles north of downtown Blythe. 290 Comment
  UCR85176  Lycium brevipes A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16094 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  RSA737262  Machaeranthera asteroides var. asteroides Scott D. White, Justin M. Wood 2008-9-17 12540 Riverside Perris Basin: Romoland, 1/4 mile S of Ethanac Rd, between San Jacinto Rd and Palomar Rd, just S of railroad tracks. 442 Comment
  UCR13885  Machaeranthera canescens subsp. ziegleri J. Zabriskie 1973-8-15 381 Riverside Santa Rosa Mountains, Stump Spring 2348 Comment
  UC33263  Madia elegans H. M. Hall 1901-6 + 2662 Riverside vicinity Strawberry Valley; San Jacinto Mountains, vicinity of Strawberry Valley 1584 Comment
  RSA0104032  Malacothamnus densiflorus J. T. Howell 1928-7-8 1056 Riverside Santa Ana Mts., above Glen Ivy. 915 Comment
  CAS-BOT-BC206261  Malacothamnus fasciculatus Elmer I. Applegate 1893-4-23 55 Riverside East Riverside hills. Comment
  SDSU13588  Malacothamnus fasciculatus W. Miller with C. Mosse 1972-7-20 Riverside Comment
  RSA0048228  Malacothrix californica Norman Lederer 1950-4-30 s.n. Riverside Palms to Pines Hgw., E. slope of Santa Rosa Mts. Comment
  POM362265  Malacothrix clevelandii N. C. Cooper 1944-5-21 1287 Riverside San Jacinto Mtns. West Side. 915 Comment
  UC1595631  Malacothrix clevelandii Steve Boyd and Dave Bramlet 1991-5-13 6246 Riverside Domenigoni Hills, N side of Domenigoni-Diamond Valleys ESE of Winchester. Comment
Read comments
Feb 13 2006
  UCR23235  Malacothrix clevelandii J. C. Lyman 1981-5-24 s.n. Riverside San Jacinto Mtns., May Valley Rd. Idyllwild. 1768 Comment
  POM362314  Malacothrix glabrata N. C. Cooper 1949-3-15 3033 Riverside Palm Springs. 122 Comment
  RSA176343  Malacothrix glabrata R. F. Thorne 1963-3-29 32400 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
  RSA550038  Malacothrix glabrata Walter Wisura, A. King, L. Newcomb 1992-4-10 4669 Riverside Colorado Desert, Morongo Valley, Mission Creek Ranch W of Highway 62 below Morongo Valley. Comment
  UC63104  Malacothrix glabrata H. M. Hall May, 1901 Riverside vicinity Riverside; West Riverside Comment
  UCR89805  Malacothrix saxatilis Scott D. White 1993-5-27 1418 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 490 Comment
  RSA0013135  Malva neglecta LeRoy Gross, Caitlin Elam 2013-5-14 6065 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  SD146224  Malvella leprosa A. C. Sanders, Mitch Provance 1999-9-26 23122 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 mi SE of Jackrabbit Trail on Gilman Springs Road, 1.4 mi. S of Eden Hot Spr. 433 Comment
  RSA441228  Marah macrocarpa E. Crow 1929-3-17 284 Riverside Glen Ivy Hot Springs, Santa Ana Mts. Comment
  UC403204  Marah macrocarpa H. M. Hall Aug. 1911 Riverside San Jacinto Mt. Comment
  UC990731  Marah macrocarpa Roxana S. Ferris 1953-3-6 12592 Riverside s Palm Springs; Palm Canyon Comment
  UCR4146  Marah macrocarpa Ronald M. Cope 1965-3-20 s.n. Riverside San Jacinto Mtns., beside road from Idyllwild to Banning, seven miles below Lake Fulmor [vicinity of McMullen Flat] 1220 Comment
  CAS-BOT-BC216178  Marina parryi C. L. Hitchcock 1932-4-7 12205 Riverside sandy wash, Corn Springs, eastern Riverside County Comment
  JOTR28792  Marina parryi La Doux, Tasha 2005-3-30 1061 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  UCD106740  Marina parryi C. L. Hitchcock 1966-3-21 24327 Riverside Mule Mts., 20 mi. s.w. of Blythe. Comment
  SEINET2065649 Image available Marrubium vulgare Ed LaRue 1989-4-7 Riverside Woodcrest area, 1/2 mile NE of the intersection of Van Buren Blvd and Mockingbird Canyn Road. 365 Comment
  UCR107829  Marrubium vulgare D. L. Banks 1997-5-5 1987 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek. Along the S fork of Pechanga Creek 427 Comment
  UCR141230  Marsilea vestita A. C. Sanders, Mike Misenhelter 2004-10-6 28838 Riverside Santa Ana Mtns./Santa Rosa Plateau, hill 2139 at west end of the Mesa De Colorado, private land on the west side of Via Volcano adjacent to the Santa Rosa Plat. Ecol. Reserve 640 Comment
  UCR266328  Marsilea vestita D. E. Bramlet 1991-6-15 2192 Riverside Perris-Aguanga Basin Region, bed of San Jacinto River at MWD maintenance road crossing, 3865 ft. south of Ramona Expressway, 4055 ft. east of Pozos Ave., & 1977 ft. SE of Lakeview Hot Springs 433 Comment
  RSA650954  Matricaria matricarioides W. A. Reinke 1971-5-8 s.n. Riverside 7mi. N. of 2nd St. on [Highway] 71-74, Elsinore. Comment
  UCR154842  Matricaria occidentalis A. C. Sanders, Kelly Volansky 2005-3-17 29242 Riverside Perris-Aguanga Basin Region, French Valley, SE of Winchester Rd. (Hwy 79) between Thompson Rd. and Benton Rd., c. 0.5 mi. NE of Adobe Spring, near San Diego Aqueduct 412 Comment
  RSA651077  Medicago polymorpha Margaret Murphy 1983-5-1 0016 -B Riverside Dry river wash located in the north section of parsel 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead. Comment
  CHSC35864  Melica imperfecta Paul Bailey 1972-5-14 132 Riverside 5 miles SE of Temecula, Hwy S 16, Pechanga Canyon. 670 Comment
  RSA403499  Melica imperfecta Robert Gustafson 1980-5-5 1577 Riverside Whitewater Canyon Road, 1.8 miles from the junction with Interstate 10. 610 Comment
  UC149807  Melica imperfecta H. M. Hall 1902-4-26 2974 Riverside vicinity Riverside (Box Springs Mt.); Box Springs Mt. 685 Comment
  UCD87935  Melica imperfecta A. Lewis 1934-3-1 325 Riverside Bedford Canyon, southeast of Corona, National Forest. 762 Comment
  UCR121175  Melica imperfecta D. E. Bramlet 1990-4-27 1992 Riverside Peninsular Range, Ridgeline 2100-2500 ft. (c. 0.4 mi.) NE of knoll '2502,' and 1200-1500 ft. (~ 0.21 mi.) west of Rawson Canyon 671 Comment
  UCR178350  Melica imperfecta Tracy Tennant, Mitch Provance, Jeffrey Ross 1998-6-25 MOR- 1057 Riverside Transverse Range; San Bernardino Mtns., Morongo Indian Reservation, upper Corral Canyon, tree stand C-01 1280 Comment
  UCR215796  Melica imperfecta Anuja Parikh 1990-5-8 163 Riverside Perris/Aguanga Basin, west of Perris Valley, Motte Rimrock Reserve, 0.6 km south of Cajalco Road, 1.4 km east of old Elsinore Road 510 Comment
  RSA615328  Melica imperfecta var. refracta Scott D. White 1997-5-25 5235 Riverside Bautista Canyon, Hixon Trail (USFS No. 2E43), between trailhead at Bautista Cyn. Rd. and intermittent stream crossing. 793 Comment
  UCR156290  Melilotus indicus T. B. Salvato, Kent Beaman 2005-5-16 834 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  RSA601164  Mentha spicata Scott D. White 1996-8-15 4477 Riverside Strawberry Creek at Hwy 74 bridge. 884 Comment
  JOTR30241  Mentzelia albicaulis Leary, C. and Leary, Pat 1979-5-5 2984 Riverside Joshua Tree National Park. Burned area north of Smithwater Canyon, Joshua Tree N.M., T2S R&E sec 6. Comment
  JEPS89048  Mentzelia involucrata Marjorie D. Clary 1932-4-12 1596 Riverside 8 mi sw Coachella; Colorado Desert, Coral Reef Canyon Comment
  RSA0123364  Mentzelia involucrata Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9040 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
  RSA253718  Mentzelia involucrata Noel Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-21 6428 Riverside Big Maria Mountains, 12 air miles north of downtown Blythe. 290 Comment
  RSA440408  Mentzelia involucrata Chas. Gabriel 1926-1-28 239 Riverside Rincon [R. Village, Andreas Canyon] Comment
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Nov 17 2011
  RSA440417  Mentzelia involucrata S. B. Parish 1907-4-22 6148 Riverside Palm Canyon, Western Border of the Colorado Desert. 200 Comment
  RSA720424  Mentzelia involucrata M. B. Dunkle 1933-3-4 3053 Riverside Painted Canyon, Colorado Desert. 30 Comment
  SBBG69259  Mentzelia involucrata L. Rowntree 1930-4-12 Riverside Morongo Cyn Comment
  RSA0038374  Mentzelia involucrata A. Lee Haines 1973-3-24 s.n. Riverside Orocopia Mountains. 457 Comment
  RSA550272  Mentzelia involucrata var. megalantha Walter Wisura, John Dolan, M. Wall 1992-3-24 4624 Riverside 7.7 mi NE of Mecca on Box Canyon Rd. Comment
  UC499863  Mentzelia longiloba Roxana S. Ferris and R. Bacigalupi 1932-4-30 8240 Riverside Between Blythe and Desert Center (along Highway.) Comment
  UCR193409  Mentzelia montana A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35578 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.25 mi SW of Fleming Ranch, near May Valley Rd. 1570 Comment
  SEINET3099877 Image available Mentzelia multiflora G. Rink 2011-3-9 10376 Riverside Palo Verde Solar Site, southwest of Blythe 90 Comment
  UCR104003  Mentzelia obscura George K. Helmkamp 1998-4-4 3145 Riverside Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd) 457 Comment
  RSA772021  Mentzelia veatchiana Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4948 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 823 Comment
  RSA696126  Microseris douglasii A. C. Sanders, Carolyn Washburn 2001-4-17 24049 Riverside San Jacinto Valley: southwest edge of Hemet, north of Stetson Av. midway between Warren Rd. and California Av., east of canal. 457 Comment
  CAS-BOT-BC348846  Microseris douglasii subsp. douglasii S. B. Parish 1914-3-24 9079 Riverside Perris Comment
  UCR121813  Microseris douglasii subsp. douglasii A. C. Sanders, Carolyn Washburn 2001-4-17 24049 Riverside San Jacinto Valley, southwest edge of Hemet, north of Stetson Av. midway between Warren Rd. and California Av., east of canal 457 Comment
  UCR189587  Microseris douglasii subsp. platycarpha Diane Menuz 2006-5-23 102 Riverside Peninsular Range, Oak Mountain; c. 2.5 km north of Vail Lake 823 Comment
  SEINET273066  Microseris heterocarpa A. C. Sanders 1997-3-26 20127 Riverside Lake Skinner area: N edge of large clay patch adjacent to the Skinner entrance road ca. 1-2 km NE of Borel Rd.side 1550 Comment
  UCR21903  Microseris heterocarpa Steve Boyd 1980-5-5 204 A Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 610 Comment
  UCR165917  Microseris lindleyi T. B. Salvato, John F. Green 2004-5-27 556 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 1 mi SE of Oak Glen Conservation Camp 1402 Comment
  UC1929959  Mimulus aurantiacus Scott D. White 2004-4-26 10264 Riverside San Jacinto Mountain Foothills: Soboba Indian Reservation, Indian Creek Watershed. Comment
  POM8471  Mimulus aurantiacus var. pubescens I. M. Johnston 1920-5-8 2281 Riverside Butte west of Lakeview. 610 Comment
  RSA0030784  Mimulus aurantiacus var. pubescens N. C. Cooper 1944-7-15 1554 Riverside Palms to Pine Hwy 1463 Comment
  RSA519233  Mimulus aurantiacus var. pubescens Ed LaRue 1989-4-26 s.n. Riverside 2 mi. (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. 488 Comment
  RSA0056603  Mimulus aurantiacus var. pubescens Steve Boyd 1986-4-22 1749 Riverside Temescal Canyon: Stable alluvial benches of Indian wash just south of I-15. Comment
  RSA221044  Mimulus aurantiacus var. puniceus E. W. Lathrop 1966-4-20 6194 Riverside Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  SDSU12234  Mimulus aurantiacus var. puniceus Tahirih Linz, M. G. Simpson 2000-4-1 6 Riverside 0 Comment
  UC56249  Mimulus aurantiacus var. puniceus H. M. Hall 1902-4-21 2928 Riverside vicinity Riverside; Gavilan Hills 457 Comment
  UCR102726  Mimulus aurantiacus var. puniceus B. G. Pitzer 1998-1-25 3414 Riverside Lakeview Mtns., Reinhardt Canyon, Maze Stone County Park, at N terminus of California Avenue 610 Comment
  UCR250861  Mimulus aurantiacus var. puniceus Dick Newell, Judy Booth 2014-2-16 352 Riverside Peninsular Range; Santa Ana Mtns., Cleveland National Forest, South Main Divide [Wildomar] Truck Trail, 0.75 mi. SE of Elsinore Peak 943 Comment
  SEINET3079984 Image available Mimulus bigelovii Barbara Gayle Pitzer 1998-1-24 3393 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
  RSA420951  Mimulus bigelovii var. bigelovii M. B. Dunkle 1949-9-23 s.n. Riverside Colorado Desert. Comment
  CLARK-A1528-4234  Mimulus brevipes John C. Roos 1937-4-17 Riverside Aguanga Comment
  SEINET3208895  Mimulus brevipes G. Goodwin 2012-6-14 3450 Riverside San Jacinto Mountains, south of Banning along highway 243 just north of Vista Grande viewpoint 1550 Comment
  UCR262572  Mimulus brevipes T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-23 3748 Riverside San Jacinto Mountains, San Jacinto River Canyon, c. 0.16 mi south-southwest of the dirt parking area at the head of the South Fork Trail (FSR 2E17) from Hwy 74 1250 Comment
  RSA561414  Mimulus cardinalis Steve Boyd, Tim S. Ross, Dave Bramlet 1992-9-9 7679 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
  UC943900  Mimulus clevelandii H. E. McMinn, M. Van Rensselaer 1945-6-7 1897 Riverside Indian Truck Trail, e side of mts., several hundred yards above 1895 C Santa Ana Mts. 960 Comment
  RSA543975  Mimulus diffusus Steve Boyd 1991-5-10 6207 Riverside Santa Ana Mountains, Lower flank of range along the Bedford Truck trail on ridge between Bedford and McBribe Cyns. 854 Comment
  LA209474  Mimulus fremontii W. B. Welch; 1928-5-5 sn Riverside San Jacinto Mountains, Idyllwild Comment
  UC1374912  Mimulus fremontii var. fremontii Noel H. Holmgren, Liew Fah Seong 1969-6-17 3580 Riverside 8.5 mi n Idyllwild (County Road R1, at Black Mountain turnoff); San Jacinto Mountains Comment
  UC1475132  Mimulus fremontii var. fremontii S. B. and W. F. Parish Apr. 1882 1218 Riverside Morongo Comment
  JOTR32395  Mimulus guttatus La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2498 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
  RSA701359  Mimulus guttatus Steve Boyd, Aydee Virgen 2004-4-13 10872 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  RSA0054840  Mimulus guttatus Keith E. Hoffmaster 1933-4-14 527 Riverside Tahquitz Canyon. Comment
  JEPS3996  Mimulus parishii W. L. Jepson 1901-5-22 1402 Riverside near San Jacinto Mt.; Palm Canyon 914 Comment
  CLARK-A1528-4270  Mimulus puniceus John C. Roos 1941-5-17 123 Riverside March Field Comment
  UCR35200  Mirabilis albida L. B. Ziegler 1967-8-25 217 Riverside San Jacinto Mtns, Hemet [Garner] Valley; Thomas Mt. Subdivision 1402 Comment
  SEINET10478602  Mirabilis bigelovii David Charlton 1988-2-18 Charlton 1155 Riverside Alluvial fan, s side of little san bernardino mtns. Fargo canyon road to Cottonwood wash, s of joshua tree national park, parallel to i-10. Creosote Bush scrub. 5 Miles e of jct. Dillon rd. And fargo cyn rd. Stable and disturbed Upper bajada with encelia, larrea; uncommon white flowered perennial, 2' tall 762 Comment
  NY199128  Mirabilis laevis var. crassifolia D. K. Christopher 2003-4-6 101 Riverside UC Riverside, Motte Rimrock Reserve. Off Sage Road 540 Comment
  RSA465235  Mirabilis laevis var. crassifolia Christopher Davidson 1973-4-1 1797 Riverside Hwy 71/79, appx. 7 mi from jct of Hwy 395 south. 412 Comment
  OBI8247  Mirabilis laevis var. retrorsa David J. Keil, Malcolm G. McLeod 1977-3-26 12008 Riverside 0.2 mi NW of Prado Dam on Calif 71 183 Comment
  HSC79251  Mirabilis laevis var. villosa G. K. Helmkamp 1984-5-2 - 24 Riverside Big Morongo Canyon, 3-3.5 mi. below the caretaker's house at the Big Morongo Preserve, Little San Bernardino Mtns. 550 Comment
  UC101227  Mirabilis laevis var. villosa S. B. and W. F. Parish Apr 1881 659 Riverside Cabezon Comment
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Mar 21 2011
  UC1719519  Mirabilis laevis var. villosa D. Atwood 1993-3-26 17669 a Riverside Santa Ana Mts., 1.5 mi. S. of Lake Elsinore, along Hwy 74. 670 Comment
  RSA0120233  Mirabilis multiflora Duncan S. Bell, Thomas Stoughton 2016-4-14 9285 Riverside Santa Rosa Mountains; near the head of Deep Creek and near the trailhead of the Cactus Spring Trail, at an old mining area above this trail. 1219 Comment
  POM13389  Mirabilis tenuiloba E. C. Jaeger 1922-3-18 1026 Riverside Palm Springs, Tahquitz Canyon. Comment
  POM308421  Mohavea confertiflora Henry J. Ramsey, Henry J. Ramsey 1939-11-28 3099 Riverside 10 miles east of Indio. Comment
  RSA408755  Mohavea confertiflora N. C. Cooper 1949-4-8 3300 Riverside Desert Center. 610 Comment
  RSA788973  Mohavea confertiflora Aaron C. Sedgwick, David Fraker 2012-3-28 31 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  UCR279581  Mohavea confertiflora A. C. Sanders, Jim Malusa 2017-3-28 43152 Riverside Sonoran (Colorado) Desert, Northern edge of Chocolate Mountains, along Salt Creek at edge of Navy Aerial Gunnery Range, vicinity of Clemons Well site, between wash and old Kaiser RR 314 Comment
  UCSB9624  Mohavea confertiflora Long, Frances 1940-1-1 Riverside Canyon near Salton Sea Comment
  JOTR35423  Mollugo cerviana Harding, Mitzi, Mark Wheeler 2012-9-4 188 Riverside Joshua Tree National Park. Pinto Basin; near turkey flats parking area; sandy flats (Stop 1) 509 Comment
  UCR59473  Mollugo verticillata Jeri Hirshberg 1989-7-14 s.n. Riverside Lake Perris, east end of lake 488 Comment
  UCD169764  Monardella breweri subsp. lanceolata R. F. Thorne; E. W. Lathrop, W. Wisura 1977-7-8 49544 Riverside Santa Ana Mountains: Along Ortega Highway (74), perhaps 1/4 mile west of El Cariso. 755 Comment
  RSA699167  Monardella lanceolata J. R. Bruff 1934-6-19 544 Riverside San Jacinto Mountains Comment
  LA62742  Monardella linoides subsp. linoides Elizabeth McClintock; 1940-5-26 sn Riverside about 3 mi W of Pinon Flats, Pines to Palms Hwy Comment
  UC1995342  Monardella linoides subsp. linoides C. Epling 1935-5-25 Riverside Palms to Pines Hwy. Comment
  RSA761230  Monardella nana Shawn Krosnick, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 725 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  POM307236  Monardella nana subsp. arida Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2112 Riverside Santa Rosa Mountains. Comment
  UCR221488  Monardella nana subsp. arida Elizabeth McClintock, Harlan Lewis 1941-6-29 077 Riverside Peninsular Range; Santa Rosa Mtns., road up Santa Rosa Mountain, 1 mile beyond canyon where stream crosses road 2012 Comment
  UCR94622  Monardella nana subsp. arida Jeri Hirshberg 1995-5-30 s.n. Riverside San Jacinto Mtns, Pinyon Flats area, north of Ribbonwood Drive, 0.5 mi. NW of turnoff to Alpine Village. Comment
  POM46857  Monardella nana subsp. tenuiflora Mary F. Spencer 1924-6-25 2374 Riverside Burntlands, north side of San Jacinto Mtns. Comment
  UC1499867  Monardella nana subsp. tenuiflora Elizabeth McClintock 1940-6-30 23 Riverside Fuller Mill Creek Camp Banning-Idyllwild road Comment
  UC1499890  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-5-31 53 Riverside between 5 and 5 3/4 mi from Anza Monument turn off Comment
  UCR125894  Monardella robisonii A. C. Sanders, Mark Elvin 2001-8-17 24593 Riverside Mojave Desert, Little San Bernardino Mtns, trail from Key's View to Inspiration Point, Joshua Tree National Park 1646 Comment
  UC72711  Monolepis nuttalliana Miss M. A. King 1893-1 Riverside Menifee Comment
  POM363575  Monoptilon bellioides E. A. McGregor 1964-3-24 s.n. Riverside Near Desert Center, Hwy 70 Comment
  CAS-BOT-BC444861  Montia fontana Peter H. Raven 1959-5-17 14227 Riverside Lake Fulmor, San Jacinto Mountains Comment
  CLARK-A1528-1279  Muhlenbergia asperifolia John C. Roos 1946-9-14 3002 Riverside San Jacinto Mountains 1066 Comment
  HSC8122  Muhlenbergia microsperma E. C. Jaeger 1922-4-1 787 Riverside Box Canyon, near Mecca. Colorado Desert Region. Comment
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Jul 9 2010
  RSA0104694  Muhlenbergia microsperma Duncan S. Bell, Sarah DeGroot, Cheryl Sevilla 2015-3-5 7762 Riverside Chuckwalla Mountains; a side canyon off of Irish Wash, approximately 1.5 air miles southwest of Aztec Well. 696 Comment
  RSA78758  Muhlenbergia microsperma P. A. Munz 1952-4-15 17341 Riverside Canyon 2 miles west of Monument Peak, Joshua Tree National Monument. 1067 Comment
  UCR278092  Muhlenbergia microsperma Tim Searl 2011-6-4 s.n. Riverside Gavilan Hills, Kamlin Mission Church property, c. 5.7 miles west of Perris and c. 0.5 mile west of Steele Valley 686 Comment
  SEINET10522269  Muhlenbergia microsperma Noel H. Holmgren, Patricia K. Holmgren; Ruth E. Kern 1973-3-21 Holmgren 6436 Riverside Big Maria Mountains, 12 airline mi N of downtown Blythe. Locally common in sandy wash. 290 Comment
  JOTR34099  Muhlenbergia porteri La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1008 Riverside Joshua Tree National Park. Large open bajada in northwest Eagle Mountains, approx. 1.75 mi northeast of Cottonwood Visitor Center along roadside of Rte. 11 930 Comment
  UCR195801  Muhlenbergia porteri Tasha La Doux, J. Andre 2007-9-6 129 Riverside Little San Bernardino Mountains, Joshua Tree National Park, dirt road to Lost Horse Ranger Station, below Hemmingway Buttress 1237 Comment
  UCR24959  Muhlenbergia richardsonis A. C. Sanders 1980-8-23 1763 Riverside San Jacinto Mountains, Black Mountain; c. 100 yards above Black Mtn. Campground along a small stream 2241 Comment
  RSA17545  Muhlenbergia rigens C. B. Wolf 1936-6-17 7960 Riverside Santa Ana Mountains, Tenaja Road: road to La Cienaga, 1.4 mile off Ortega Highway. 610 Comment
  UC819132  Muhlenbergia rigens I. W. Clokey and E. G. Anderson 1935-8-21 6524 Riverside Fuller Creek San Jacinto Mountains 1650 Comment
  RSA527847  Muilla maritima Scott D. White 1991-5-13 91 -116 Riverside Hwy 79, immediately W of U.S. Forest Service Campground at Dripping Springs. 549 Comment
  CAS-BOT-BC83346  Myosurus minimus Frank W. Peirson 1922-4-29 2945 Riverside South of Lake Elsinore. 374 Comment
  CAS-BOT-BC83352  Myosurus minimus A. C. Sanders 1993-4-5 13691 Riverside Western edge of Hemet, along south side of Devonshire Avenue, between Old Warren and Warren Roads. 460 Comment
  CLARK-A1528-3868  Myosurus minimus subsp. apus John C. Roos 1952-4-9 5515 Riverside Edgemont 487 Comment
  RSA550483  Myosurus minimus subsp. apus D. E. Bramlet 1992-4-29 2255 Riverside The site is approximately 8 km southwest of Hemet. The vernal pools are located northwest of the intersection California Ave. and Stowe Rd. The pools are located some 5-500 ft. N of Stowe Road and some 20-700 ft west of California Ave. 456 Comment
  UCR266313  Myosurus minimus subsp. apus D. E. Bramlet 1991-5-3 2114 Riverside Perris-Aguanga Basin region, west of Hemet, Stetson Ave. 457 Comment
  HSC28433  Nama demissa Richard Spjut 1973-4-5 3264 Riverside Colorado Desert; N slopes of the Chuckawalla Mtns. ca. 3-4 mi. S of Desert Center 305 Comment
  HSC49188  Nama demissa D. L. Goforth 1979-4-11 115 Riverside Box Canyon, 10 mi. E of Mecca on State Rte. 195. 220 Comment
  UCSB18501  Nama demissa MacLean, Steve 1963-5-5 Riverside State Highway 74; 10.2 miles SW of Palm Desert 883 Comment
  UC24130  Nama demissa var. demissa W. G. Wright 1889-1 1761 Riverside Colorado Desert Comment
  UCSB44672  Nama hispida Hibbard, Doug 1977-5-16 Riverside Northwest side of Hwy. 74; 11.8 miles from its intersection with Hwy. 111 1036 Comment
  RSA4961  Nama hispida var. spathulata Carl B. Wolf 1932-4-27 3036 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
  UCR19170  Nama hispida var. spathulata John C. Roos 1949-4-1 4203 Riverside Sonoran (Colorado) Desert, 3 mi. NE of Desert Center. Comment
  UCD119548  Nama stenocarpa D. E. Bramlet; A. C. Sanders, M. Costea, and T. Salvato 1999-10-15 2817 Riverside Mystic Lake. The site is 198m S of Gilman Hot Springs Rd, 1.22 km NW of Hwy 79 and 2.1 km S of Jackrabbit trail. 433 Comment
  RSA750553  Nassella cernua Scott D. White, Justin M. Wood 2009-5-21 13877 Riverside Garner Valley, 0.5 miles NW of Morris Ranch Rd (Kenworthy Ranger Station). 1372 Comment
  POM14408  Nassella lepida P. A. Munz 1922-4-28 5028 Riverside 5 miles north of Glen Ivy Comment
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Apr 3 2011
  POM266628  Nassella lepida J. C. Roos 1937-5-2 1395 Riverside La Sierra, western Riverside. [Collection is Jack Frost Lake. aka Frost Reservoir, apparently a part of La Sierra [Loma Linda University Campus] ca. 1937 south of Indiana Avenue and west of Sayward Circle, near Pierce;, Owned by city of Riverside ca. 2000 Comment
  UCR174094  Navarretia atractyloides A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32550 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 488 Comment
  UCR90341  Navarretia atractyloides Scott D. White 1995-6-30 3440 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  RSA469877  Navarretia fossalis Christopher Davidson 1977-5-25 5651 Riverside Mesa de Burro, Santa Rosa Plateau area 701 Comment
  UCR114959  Navarretia fossalis Fred M. Roberts 1992-4-25 4871 Riverside San Jacinto Valley, Upper Salt Creek Watershed adjacent to Hemet, NW corner of California Avenue and Stowe Road, 3.3km ENE Winchester 455 Comment
  UCR206021  Navarretia fossalis Diane Menuz 2009-5-14 497 Riverside Peninsular Ranges: Santa Ana Mountains, Santa Rosa Plateau. Western side of Mesa de Burro, in series of 4 vernal pools 609 Comment
  RSA709865  Navarretia hamata Scott D. White, Jennifer H. Jones 2005-5-25 11113 Riverside Santa Ana Mountains: Rainbow area; mountain foothills west of I-15 Freeway and immediately N of San Diego County line. 335 Comment
  UC718523  Navarretia hamata subsp. hamata Carl B. Wolf 1936-6-17 Riverside 1.4 mi off Ortega Highway (Tenaja Road, on road to La Cienega); Santa Ana Mts. 609 Comment
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Sep 24 2011
  CAS-BOT-BC233577  Navarretia prostrata Bob Holland 1984-1-1 s.n. Riverside Santa Rosa Plateau Comment
  POM122137  Nemacaulis denudata var. gracilis Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  UCR279329  Nemacladus A. C. Sanders, Jim Malusa 2017-3-23 42940 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
  RSA659773A  Nemacladus glanduliferus J. C. Roos 1947-3-15 3354 Riverside Mouth of Deep Canyon. Santa Rosa Mtns 366 Comment
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Apr 3 2011
  UCR139244  Nemacladus longiflorus A. C. Sanders, Kate Kramer 2003-6-11 26883 Riverside San Jacinto Mtns., Garner Valley, southwest side of the valley, foot of Thomas Mtn., west of Hwy 74 on south side of Ramona Truck Trail 1402 Comment
  RSA28048A  Nemacladus orientalis I. L. Wiggins 1941-3-27 9671 Riverside South end of Coxcomb Mountains 8 miles northeast of Desert Center. Comment
  POM17809  Nemacladus pinnatifidus P. A. Munz 1923-6-14 7096 Riverside Glen Ivy Trail to Santiago Peak 1219 Comment
  CLARK-A1045-140  Nemacladus rubescens George K. Helmkamp 1978-4-25 Riverside Deep Canyon rocky terrace; Palm Desert 15'Q Comment
  RSA676117  Nemacladus tenuis var. aliformis Scott D. White 2001-4-3 8251 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  POM3740  Nemophila menziesii Alice Eastwood 1904-4-4 4124 Riverside Elsinore, Riverside County. Comment
  RSA783108  Nemophila menziesii J. D. Olmsted 1962-5-2 441 Riverside By saddle just N of highest part of Box Spring Mountains. 777 Comment
  UC63802  Nemophila menziesii H. M. Hall May 17, 1901-Jun 1, 1901 1806 Riverside Strawberry Valley Comment
  UCR41360  Nemophila menziesii N. M. Fellows 1985-3-3 88 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
  UCR140301  Nemophila menziesii var. menziesii A. C. Sanders 2004-4-9 27462 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., in central valley among the three peaks 518 Comment
  JOTR32184  Nicolletia occidentalis Harding, Mitzi & Herskovits, Tasya, D. Oquendo 2011-5-5 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Wide sandy canyon wash (Stop 1) 1149 Comment
  RSA80734  Nicotiana clevelandii F. W. Peirson 1926-2-22 6511 Riverside Thousand Palm Canyon, northwest end of Coachella Valley. 122 Comment
  UC1922494  Nicotiana obtusifolia Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10890 Riverside Sonoran Desert: Eastern Coachella Valley. Bajada beneath Mecca Hills, just east of Coachella Canal. Comment
  UC570699  Nicotiana obtusifolia Curtis Ferris 1932-3-20 67 Riverside Oasis; Painted Canyon Comment
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Jun 24 2008
  UCR166544  Nicotiana obtusifolia Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10890 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  UCSB33605  Nicotiana obtusifolia Simmons, Karen 1979-3-25 Riverside Box Canyon Road, 10 miles south-west of Hwy 10 30 Comment
  CLARK-A1528-1497  Nolina parryi subsp. wolfii John C. Roos, Lucille Roos 1952-10-18 5904 Riverside Little San Bernardino Mountains 1219 Comment
  UC1241187  Oenothera californica subsp. californica Peter H. Raven 1959-4-23 14021 Riverside 4.1 mi w Dripping Springs Comment
  SEINET12189795  Oenothera deltoides J. F. Bright, Wyman, C. 1933-1 8067 Riverside near Palm Springs Comment
  POM355589  Oenothera deltoides subsp. deltoides Gale Sphon 1955-5-15 s.n. Riverside 5 miles north of Cathedral City. Comment
  RSA145365  Oenothera deltoides subsp. deltoides William M. Klein 1959-4-5 948 -949 Riverside U,S. Hwy 60-70, about 22 miles west of Blythe. 137 Comment
  RSA771101  Oenothera elata subsp. hirsutissima Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4717 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65132 604 Comment
  CAS-BOT-BC427467  Oligomeris linifolia Hall 1905-6-1 6238 Riverside Hills between Riverside & Gavilan Comment
  RSA567652  Oligomeris linifolia A. C. Sanders, E. J. Lawlor 1992-4-4 12095 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  LA205147  Olneya tesota Sponsler; 1925-4-18 6968 Riverside 6 mi. E of Mecca Comment
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Feb 22 2014
  SD227819  Olneya tesota Andrew C. Sanders 1994-6-1 14622 Riverside Colorado Desert: Box Canyon in the Mecca Hills, ca. 4.5 miles below Shaver's Well, 12 miles SW of the Box Canyon Rd. intersection with I-10. 149 Comment
  CAS-BOT-BC502100  Oncosiphon piluliferum R. E. Riefner, Jr. 2016-3-8 16 -62 Riverside City of Hemet area, N side of Hwy 74, vicinity of Steinhoff Ave. 519 Comment
  RSA666778  Oncosiphon piluliferum A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24176 Riverside Romoland, onramp to Hwy 215 from Hwy 74, just east of 215. 434 Comment
  SEINET8674695  Opuntia X vaseyi Rosemary Trelease, Nancy Foisy, Joni Ward 2004-4-27 54525 Riverside Originally received into the Desert Botanical Garden living collection as a plant collected by Bruce Parfitt 3503 19 April 1986 with R. Anthony and A. Sanders from California, Riverside County, Pauba Valley, Highway 79 crossing of Temecula River (or Creek), 4.6 miles east of junction with road to Pala in the vicinity of the given coordinates as determined by Google Earth; collector's notes: Spiny and spineless pads on same plant; sage scrub hillside E of creek and S of highway. 1000 Comment
  SEINET3071813  Opuntia basilaris Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17499 Riverside Queen Mountain quadrangle, zone 11 0585460mE 3765223mN NAD83, Queen Valley, 1km west of Desert Queen (McHaney's) Mine, 1km ESE of the summit of Negor Hill, 13km SSW of Twentynine Palms 1335 Comment
  RSA677299  Opuntia echinocarpa F. R. Fosberg 1932-1-20 2321 Riverside Devils Garden, near Whitewater. Comment
  UC1401346  Oreostemma alpigenum var. andersonii David B. Dunn 1946-8-17 2693 Riverside Taquitz Valley, meadow area near stream San Jacinto Mts., Tahquitz Valley 2438 Comment
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May 24 2012
  JEPS85937  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4524 Riverside along Rice Rd. ca. 16 mi. n.e. Desert Center Comment
  UC888001  Orobanche cooperi P. A. Munz, D. Keck 1922-4-13 4960 Riverside Colorado Desert, s base of Eagle Mountains Eagle Mountains; Colorado Desert, Eagle Mountains 213 Comment
  CAS-BOT-BC502860  Orobanche cooperi subsp. cooperi Alice Eastwood 1913-4-30 3099 Riverside Palm Springs (label is printed San Bernardino County Comment
  JOTR34151  Orobanche fasciculata Harding, Mitzi, B. Regan 2011-5-25 35 Riverside Joshua Tree National Park. Little San Bernardino Mountains; approx. 2 mi west of Upper Covington backcountry board 1399 Comment
  CAS-BOT-BC500135  Orobanche fasciculata Philip A. Munz 1940-3-22 15661 Riverside Whitewater Canyon, 2 mi N of Banning-Indio Hwy Comment
  RSA0081028  Orobanche fasciculata Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2150 Riverside Santa Rosa Mountains. Comment
  RSA612850  Orthocarpus purpurascens var. purpurascens D. L. Banks 1997-3-1 1366 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
  RSA263608  Osmorhiza brachypoda E. W. Lathrop 1968-5-22 6912 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest 1220 Comment
  UC303759  Oxalis albicans subsp. californica I. M. Johnston 1918-5-30 1998 Riverside Temescal Canyon 365 Comment
  SD136804  Oxalis corniculata Steve Boyd, Tim Ross 1992-5-5 7258 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wildeerness Area. Oak Flats along Serrano Spsring drainage between Lucas Canyon Trail and junction of Bluewater and Verdugo Trails. 730 Comment
  POM121836  Oxytheca caryophylloides Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  SD181383  Oxytheca caryophylloides Scott D. White 2000-8-5 8119 Riverside San Jacinto Mts: Near Mountain Center. Unnamed ephemeral drainage (tributary to S Fork, Jan Jacinto River) 1402 Comment
  POM13102  Oxytheca emarginata P. A. Munz, Johnston 1922-5-20 5495 Riverside Kenworthy, San Jacinto Mountains. 1433 Comment
  POM229449  Oxytheca emarginata P. A. Munz 1937-5-30 15081 Riverside Northwest slope of Santa Rosa Mt. 2134 Comment
  RSA279606  Oxytheca emarginata James L. Reveal, Barbara J. Ertter 1976-6-30 4570 Riverside Santa Rosa Mountains, along the dirt road to Santa Rosa Mountain, 4.6 miles south of Hwy 74 1829 Comment
  UCR146126  Oxytheca emarginata Michael Denslow, Firoozeh Navid- Ara, Valerie Soza 2003-7-15 1452 Riverside Peninsular Ranges; San Jacinto Mountains, Northeast of South Ridge trailhead, east of Idyllwild 2012 Comment
  SBBG65759  Palafoxia arida R. C. and J. R. Robbins 1933-2-15 Riverside Tahquitz Cyn Comment
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Oct 31 2011
  SEINET12800993  Palafoxia arida Chris Dietrich, M. Merello & H. Schmidt 1994-1 28 Riverside 7.5 miles south of North Shore on State Highway 111. Along highway on east shore of Salton Sea. 60 Comment
  RSA79149  Palafoxia arida var. arida P. A. Munz, Percy C. Everett 1952-5-2 16255 Riverside 2 miles east of Garnet, Coachella Valley. 30 Comment
  VVC1457  Palafoxia arida var. arida A. C. Sanders 1996-11-23 19655 Riverside San Bernardino Mtns., Whitewater Canyon, just above Bonnie Bell, 2.3 miles below the stream crossing near the fish hatchery, E of VAMB Captain 534 Comment
  RSA0034758  Palafoxia arida var. arida Louis Cutter Wheeler 1931-11-26 368 Riverside Salton Bench Mark, Colorado Desert. -15 Comment
  UCR7750  Papaver californicum B. Freeman 1968-5-4 680504- 10 Riverside San Jacinto Mtns., Road from Banning to Idyllwild, c. 1 mi. NW of fork to Twin Pines Ranch. 1159 Comment
  CAS-BOT-BC274183  Pappostipa speciosa J. C. Roos 1965-6-13 s.n. Riverside East of Hemet Comment
  UCR100302  Parietaria hespera var. hespera B. G. Pitzer 1997-4-20 3192 Riverside Lakeview Mtns, Intersection of 'Dutton' Street with Voltaire Vista Road. (Note: Dutton ends in T-intersection at Sardis Lane, which makes a 90 deg. E turn onto Brent Lane, which becomes Voltaire Vista Road east of Elton Lane. Therefore, this locality is actually the intersection of Elton Lane & Voltaire Vista Road.) 610 Comment
  UCR116587A  Parietaria hespera var. hespera A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24172 H Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, along Gibbel Rd. 0.5-0.75 mi. east of State St., between Silver Dew Dr. and Morse Girard St., slopes and wash below the mouth of Avery Canyon 549 Comment
  UCR142549  Parietaria hespera var. hespera F. W. Peirson 1920-2-15 1714 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Tahquitz Canyon, near Palm Springs 427 Comment
  RSA0034160  Parkinsonia florida M. Bourell 1987-4-14 3271 Riverside BLM California Conservation Area, Hwy 195. Spur off of Box Canyon, near Mecca. 150 Comment
  RSA0035904  Parkinsonia florida J. M. Andre 2013-3-27 24821 Riverside Riverside Mountains; east side of Riverside Mountains, along Hwy 95, 13.2 mi. south of Vidal Jct. 126 Comment
  UCR115140  Parkinsonia florida Mitch Provance 2000-10-28 2270 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 290 Comment
  SDSU13606  Paspalum distichum W. Miller, C. Mosse 1972-8-9 Riverside Comment
  UCR85427  Paspalum vaginatum A. C. Sanders, P. J. MacKay, G. K. Helmkamp, J. M. Stewart, C. L. Sanders 1994-12-4 15885 Riverside Sonoran (Colorado) Desert, Salton Sink: Dos Palmas oasis area, managed ponds near the Nature Conservancy preserve headquarters (Rancho Dos Palmas) -37 Comment
  UCR93098  Pectis papposa F. M. Reed 1929-11-6 6636 Riverside Sonoran (Colorado) Desert, mouth of Fish Trap Canyon, south of Indio 46 Comment
  UC90553  Pectis papposa var. papposa T. S. Brandegee 1901-4-4 Riverside Colorado Desert Comment
  UCD80955  Pectocarya heterocarpa Chuck Hughes 2009-3-23 60 Riverside South of Highway 62 near the abandoned Desert Center Airport. Near city of Rice. 219 Comment
  UCR127569  Pectocarya heterocarpa A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16125 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  SD130322  Pectocarya linearis Ed LaRue 1990-4-13 Riverside 0.5 miles northwest of Aguanga, north of Highway 79 and west of Highway371, ca. 1.5 air miles north of San Diego County Line 640 Comment
  SEINET2042518 Image available Pectocarya linearis A. C. Sanders 2001-3-20 23852 Riverside (Desert Hot Springs Quad 7.5') Coachella Valley, Garnet, N side of 19th Ave.; 0.5 mi (airline) NW of intersection of I-10 and Indian Ave. T3S R4E S15, center 235 Comment
  UC1922868  Pectocarya linearis Scott D. White, Angelia Carey 2004-4-5 10002 Riverside SAN JACINTO MTN FOOTHILLS: North of Valle Vista. Indian Creek Watershed. Lake Fulmor 7.5' Quad. Comment
  UCR181348  Pectocarya linearis Mitch Provance, Tracy Tennant 2003-4-5 6530 Riverside San Bernardino Valley, Fontana, Martin Tudor Park, north side of the Jurupa Mountains, west of Sierra Blvd 360 Comment
  RSA359524  Pectocarya linearis subsp. ferocula Steve Boyd 1986-3-9 1385 Riverside Temescal Canyon: Alberhill Mountain, S slope of mountain just east of claymine area. 427 Comment
  RSA791728  Pectocarya linearis subsp. ferocula R. F. Thorne 1995-3-29 63021 Riverside White Water Canyon 600 Comment
  UCSB10518  Pectocarya linearis subsp. ferocula Haller, John 1957-3-23 Riverside Morongo Wash; ca. 4.5 rd. mi. N of US 99; and 3 air miles S. of Riverside-San Bernardino Co. Line 609 Comment
  UCSB33375  Pectocarya linearis subsp. ferocula Marks, R. 1978-3-16 Riverside At top of hill 3/4 mi. W of orange grove at 3000 Mc Allister Dr. in Riverside 457 Comment
  VVC2876  Pectocarya linearis subsp. ferocula Tim Thomas, P. J. MacKay 2010-4-12 5021 Riverside San Bernardino Mtns, Whitewater River; Mouth of Catclaw Flat, at the Paw. 878 Comment
  RSA614655  Pectocarya penicillata A. C. Sanders 1997-3-1 19709 Riverside Box Springs Mtns: Coyote Hill (Bench Mark Versity , 1386ft) and ridge S and SE of the UCR Botanic Garden 427 Comment
  SEINET272156  Pectocarya penicillata A. C. Sanders 1997-3-1 19754 Riverside Box springs Mountains: E side of Pigeon Pass Valley ca. 1/2 mile NW of Lawless Ranch E of Hidden Springs Rd. intersecti 579 Comment
  CAS-BOT-BC169711  Pectocarya peninsularis Peter H. Raven 1958-3-15 11838 Riverside Box Canyon Comment
  SD126026  Pectocarya peninsularis F. R. Fosberg 1932-3-13 10629 Riverside Thousand Palms Canyon. Comment
  UC1178535  Pectocarya peninsularis Peter Kamb 1948-4-11 887 Riverside 5 mi e Garnet (Aqueduct Rd); Coachella Valley 304 Comment
  RSA680566  Pectocarya platycarpa Scott D. White, Michael Honer 2003-4-30 9141 Riverside Shavers Valley. About 1-2 miles south west of unnamed freeway exit at pumping station. 396 Comment
  RSA77820  Pectocarya platycarpa F. W. Peirson 1928-4-24 7908 Riverside Cottonwood Spring, west end of Eagle Mtns. Comment
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Oct 9 2010
  RSA781654  Pectocarya platycarpa Duncan S. Bell 2009-3-8 75 Riverside Arica Mountains: northwest section of mountain range approximately 3.2 air miles northwest of Priest Well, or approximately 6 air miles southwest of the ghost town of Rice. 476 Comment
  SBBG6318  Pectocarya recurvata H. and M. Dearing 1942-4-3 4853 Riverside near Desert Center 518 Comment
  UCR97449  Pectocarya recurvata A. C. Sanders, Pam MacKay, Tim Thomas, G. K. Helmkamp 1997-2-8 19678 Riverside Colorado Desert/San Jacinto Mtns:, Palm Springs area, Tahquitz Debris Basin at mouth of Tahquitz Canyon 183 Comment
  UCSB11214  Pedicularis semibarbata Breedlove, Dennis 1961-5-6 Riverside 150 yds SW of road, 4.2 mi SE Vista Grande Guard Station on Riverside County Hwy. #1 San Jacinto Mts. 1798 Comment
  UC1088550  Pediomelum californicum Peter H. Raven 1958-5-18 12983 Riverside San Jacinto Mountains, Pinyon Flats Comment
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Jun 9 2012
  RSA747516  Pellaea andromedifolia Justin M. Wood 2009-3-10 344 Riverside Hwy 243, near base of the mountains, 0.5 miles up the highway from Smith Creek bridge. 695 Comment
  IRVC3147  Pellaea mucronata R. H. Whittaker, W. A. Niering 1963-6-1 SJ 109 Riverside Santa Rosa Mtns; road opposite Pinyon Flats Canyon. Peninsular Ranges 1280 Comment
  RSA126030  Pellaea mucronata var. mucronata E. K. Balls, Percy C. Everett 1957-8-20 22673 Riverside 14.7 mi. SW and W along State Hwy. 74 from Palm Village (jct. with State Hwy 111) 1127 Comment
  UCR35259  Penstemon X parishii L. B. Ziegler 1970-6-28 410 Riverside Peninsular Range; San Jacinto Mtns., Thomas Mtn 1951 Comment
  RSA97212  Penstemon X parishii R. M. Straw 1953-6-24 480 Riverside Idyllwild-Banning Rd., 6.5 mi. S. of Banning. 1143 Comment
  SD132985  Penstemon centranthifolius Scott White 1991-5-10 91 133 Riverside Hwy 79, immediately W of U.S. Forest Service Campground at Dripping Springs 548 Comment
  RSA412499  Penstemon clevelandii subsp. connatus S. B. Parish 1896-4-4 s.n. Riverside Palm Springs, (Agua Calienta,) desert base of San Jacinto Mountain 152 Comment
  SD111887  Penstemon clevelandii var. connatus Barbara Ertter, Jeffrey Strachan 1980-5-21 3487 Riverside Rivulet crossing Santa Rosa Mountain road (Forest Road 7S02) from Highway 74 (Pines to Palms Highway) (mak 10/07) 1584 Comment
  JOTR31066  Penstemon eatonii var. eatonii La Doux, Tasha, Maria Harding, Mark Wheeler 2010-5-20 2048 Riverside Joshua Tree National Park. Little San Bernardino Mountains; STOP 5: side canyon above Smith Water Canyon on west side of Quail Mountain region Comment
  RSA788347  Penstemon heterophyllus var. heterophyllus Linda M. Prince, Duncan S. Bell 2009-6-17 574 Riverside Cleveland National Forest. Helipad. Comment
  SD63335  Penstemon labrosus Walter Bertsch 1957-6-29 957 Riverside Desert slope of Toro Peak, Santa Rosa Mountains 2660 Comment
  UC219093  Penstemon pseudospectabilis P. A. Munz, D. Keck Apr 9 1922-Apr 12 1922 4909 Riverside vicinity Corn Springs (Chuckwalla Mountains); Colorado Desert, , vic Corn Springs 457 Comment
  UC886850  Penstemon rostriflorus C. Epling, Wm. Robison 1935-6-30 Riverside North Fork San Jacinto River Comment
  RSA559335  Penstemon spectabilis Steve D. Boyd, Tim S. Ross 1992-5-15 7407 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero. 671 Comment
  SDSU10905  Penstemon spectabilis Charles F. Phleger 1962-5-12 Riverside Hwy 74 about 7 miles E of Hemet. 1219 Comment
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Jul 8 2009
  JEPS2776 Image available Penstemon spectabilis var. gilmanii M. French Gilman 744 Riverside San Jacinto Mts. Comment
  CAS-BOT-BC239694  Penstemon thurberi Edmund C. Jaeger 1931-10-25 s.n. Riverside 2 miles north of Lost Horse Mine, crossroads of Lost Horse-Stubby Springs road, Little San Bernardino Mountains Comment
  SEINET852425  Pentagramma triangularis G. Yatskievych 1981-1 81 -141 Riverside Overlooking Lake Elsinore, State Highway 74, 0.6 miles northeast of El Carizo. Comment
  JOTR36021  Pentagramma triangularis subsp. maxonii Harding, Mitzi, T. Herskovits 2012-3-16 228 Riverside Joshua Tree National Park. Eagle Mountains, Cholla Wash Comment
  UC63690  Perideridia parishii subsp. latifolia H. M. Hall 1897-8-16 851 Riverside San Jacinto Mt.; bogs and meadows 2499 Comment
  POM293688  Perityle emoryi Lyman Benson 1949-3-28 13569 Riverside Wash at east end of Pines to Palms Highway just above junction of Palm Springs-Indio Road; Mt. Range: Santa Rosa Mountains; Drainage area: Colorado Desert. 304 Comment
  RSA0042379  Perityle emoryi Duncan S. Bell, LeRoy Gross 2014-3-13 6238 Riverside Orocopia Mountains; southern section of range; approximately 3 air miles northwest of Clemens Well. 431 Comment
  UCR102743  Perityle emoryi B. G. Pitzer 1998-2-1 3441 Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake, alluvial fan on north side of lakebed, from paved road down to lakebed 427 Comment
  UCR200298  Perityle emoryi Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11214 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
  SEINET10875493  Perityle emoryi David B. Dunn, Howard Brown; Elizabeth M. McClintock 1947-3-15 Dunn 2897 Riverside Pushawalla Canyon Biota. Indio Hills. In dry wash. Comment
  RSA125461  Petalonyx thurberi E. K. Balls, P. C. Everett 1957-8-20 22662 Riverside 3.2 miles N along road to 29 Palms from Jct with Hwy 60/70/99. 259 Comment
  SEINET8729191 Image available Petalonyx thurberi Lewis S. Rose 1938-1 38324 Riverside 6 mi. s. of Cathedral City. 46 Comment
  UCR119812  Petunia parviflora A. C. Sanders, T. B. Salvato, E. J. Lawlor, C. L. Sanders, et al 1999-8-22 23062 Riverside San Jacinto Mtns., NW shore of Lake Hemet, at Forest Service day use area 1322 Comment
  CAS-BOT-BC326774  Peucephyllum schottii John Thomas Howell 1927-8-1 2885 Riverside Morongo Canyon, north Colorado Desert 609 Comment
  RSA0031425  Peucephyllum schottii Duncan S. Bell, Kim Clark, Bob Ellis, Pam McKay, Jim Pittman, Gene Ratcliff, Ed Schlegel, Felicia Sirchia 2013-2-24 4474 Riverside Orocopia Mountains; south end of range, north of the Coachella Canal, approximately 3 air miles northeast of Dos Palmas Springs. 182 Comment
  RSA517238  Peucephyllum schottii Steve Boyd, Thomas S. Elias, Erika Winter 1986-2-18 1325 Riverside Mecca Hills, Colorado Desert: Painted Canyon N of Highway 195. Comment
  RSA651687  Peucephyllum schottii Viki Cruz 1983-5-8 002 *k Riverside Collected on a rocky hillside of the North facing slope just inside Magnesia Canyon,Santa Rosa Mountains. Comment
  RSA427708A  Phacelia ambigua E. C. Jaeger 1922-4-1 716 Riverside Canyon, Colorado Desert east of Mecca 152 Comment
  RSA657245  Phacelia ambigua J. Mark Porter 2001-4-2 12344 Riverside Coachella Valley, Desert Hot Springs, S of Big Morongo Wash, along Indian Ave, just S of the jtn. with Pierson Avenue. 396 Comment
  RSA678225  Phacelia ambigua Valerie L. Soza, J. Mark Porter, Gary D. Wallace 2001-4-2 1094 Riverside Mouth of West Wide Canyon, west side of Channel Run. 442 Comment
  UCR232514  Phacelia ambigua var. ambigua Dave Silverman 2010-3-30 7889 Riverside Sonoran (Colorado) Desert, lower east flank of southern McCoy Mountains, 1.8 km W of Black Creek Rd, 7.0 km E of McCoy Peak, and 4.4 km north of I-10 183 Comment
  RSA559354  Phacelia brachyloba Steve Boyd, Tim Ross 1992-5-15 7388 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero. 671 Comment
  SDSU18658  Phacelia campanularia subsp. campanularia Michael G. Simpson, Kristen Hasenstab 2008-4-2 2948 Riverside Joshua Tree National Park. Wash just southwest of road to Cottonwood Spring, ca. 0.4 mile northwest of Cottonwood Spring. 922 Comment
  UC572562  Phacelia campanularia subsp. campanularia H. S. Yates 1937-3-24 6476 Riverside near mouth of Deep Canyon; Thermal Quadrangle 304 Comment
  UCR123753  Phacelia campanularia subsp. campanularia Steven R. Hill 2001-4-29 33529 A Riverside Western Colorado Desert/ San Bernardino Mtns., E side of Whitewater Canyon along Whitewater River, east of Whitewater Canyon Road, about 2 mi north of Route I-10 549 Comment
  CLARK-A1528-553  Phacelia cicutaria Annette Price 1962-4-22 O 35 Riverside Lake Mathews Comment
  UCR97708  Phacelia cicutaria var. hispida Scott D. White 1997-2-28 4716 Riverside Peninsular Range, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy 457 Comment
  UCR104639  Phacelia ciliata D. E. Bramlet 1996-4-15 2454 Riverside Perris-Aguanga Basin region, San Jacinto Wildlife Area, SW corner of reserve; adjacent to the existing maintenance road and 105 m north of the Ramona Expressway. 433 Comment
  RSA777392  Phacelia crenulata var. ambigua Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 792 Riverside Mecca Hills, just south of Shaver's Well. 305 Comment
  UC1287157  Phacelia crenulata var. ambigua C. L. Hitchcock 1966-3-16 24210 Riverside along Palms to Pines Hwy 4 mi s Palm Desert 609 Comment
  UCR148844  Phacelia crenulata var. ambigua John F. Green 2005-1-13 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 21 and 22 (near 22), south of Salt Creek 23 Comment
  UCR75096  Phacelia crenulata var. ambigua A. C. Sanders, E. J. Lawlor 1992-4-4 12091 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  CAS-BOT-BC133968  Phacelia distans Geo. B. Grant 1906-4-20 6780 Riverside Palm Springs Comment
  CHSC713  Phacelia distans V. Holt 1942-3-20 Riverside Desert Center. Comment
  RSA770446  Phacelia distans Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4558 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 610 Comment
  UC809715  Phacelia distans Philip A. Munz 1949-4-11 13022 Riverside wash near Conejo Well; Mojave Desert, north base of Eagle Mts. 914 Comment
  UCR195122  Phacelia distans A. C. Sanders, Tim Thomas 2008-8-1 35959 Riverside Peninsular Range; San Jacinto Mtns., lower Coldwater Creek near Mountain Center, SSE of Keenwild Fire Station 1372 Comment
  UCR268945  Phacelia distans Jim Andre 2015-3-2 31360 Riverside Mojave Desert, along Kolbe Road, northwest end of Coachella Valley at foot of Little San Bernardino Mountains, 0.2 mi west of intersection between Hwy 62 and Indian Avenue, road to Desert Hot Springs, 2.3 mi south of San Bernardino Co. line 529 Comment
  UCR94238  Phacelia distans Scott D. White 1996-4-14 3902 Riverside Perris Basin/San Jacinto Mtns., E of Hemet: San Jacinto River Wash near Valle Vista, north of Hwy 74, c. 1.7 mi west of USFS Cranston Fire Station 549 Comment
  RSA428082  Phacelia minor D. A. Young 1969-4-12 p 311 Riverside 10 mi SE of Hemet, 200 yrs. E. of State St. in a wash. 335 Comment
  UCR250876  Phacelia minor S. J. Myers, Jennifer Tobin, Michelle Tobin 2013-3-13 1041 Riverside Lakeview Mountains, along powerline access road NE of Juniper Flats Rd. 649 Comment
  RSA550341  Phacelia minutiflora Walter Wisura, John Dolan, M. Wall 1992-3-25 4647 Riverside Low Desert: Ford Dry Lake N of I-10 at Hopkins Well. Comment
  UCR47745  Phacelia suaveolens subsp. keckii Percy C. Everett 1935-6-18 7205 Riverside Santa Ana Mtns., Coldwater Canyon Trail, c. 2 mi below Main Divide Motorway 1220 Comment
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Jul 21 2018
  IRVC9215  Phalaris canariensis B. T. Gittins 1966-5-15 1323 Riverside 3 mi. SE Murietta near border of Rancho California, canyon near ranch gate. Gavilan Hills Comment
  UCR265849  Phalaris minor Mitch Provance 2013-4-8 413- 05 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  RSA206497  Phalaris minor E. W. Lathrop 1969-5-19 7066 Riverside 6 mi west of Murrieta. Mesa De Colorado of Santa Rosa Plateau Comment
  POM49092  Phleum alpinum P. A. Munz 1924-7-27 8771 Riverside Deer Springs, San Jacinto Mountains 2470 Comment
  RSA469903  Phlox austromontana E. C. Jaeger 1922-6-29 s.n. Riverside Tahquitz Valley, San Jacinto Mountains 2073 Comment
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May 29 2011
  UCR121693  Phlox gracilis A. C. Sanders 2002-5-4 25043 Riverside San Jacinto Mtns., Idyllwild, Pine Crest Ave., NE of Hwy 243 1677 Comment
  POM243711  Pholisma arenarium E. C. Jaeger 1938-5-15 s.n. Riverside Barkers Reservoir, Joshua Tree National Monument. 1280 Comment
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Nov 13 2016
  RSA38667  Pholisma arenarium P. A. Munz 1946-10-21 11601 Riverside Near Ellen M. Mine, Joshua Tree National Monument 1296 Comment
  RSA444779  Phoradendron californicum Lyman D. Benson 1966-11-25 16664 Riverside Mouth of Andreas Canyon west of Palm Springs. Granitic soil. 152 Comment
  SBBG87947  Phoradendron californicum D. Kucera 1987-11-14 Riverside Malki Museum garden, E of Banning off Fields Rd, Morongo Indian Reservation 609 Comment
  SD212753  Phoradendron californicum A. C. Sanders, J. Andre, et al. 2005-2-26 29129 Riverside Southeast of Highway 177 toward dunes above Palen Dry Lake, southeast end of Coxcomb Mountains. 167 Comment
  RSA0036080  Phoradendron californicum F. R. Fosberg 1932-3-13 8089 Riverside Thousand Palms Can., Coachella Valley Comment
  RSA97437  Phoradendron californicum F. W. Peirson 1924-12-30 5411 Riverside Thousand-Palms Canyon, Colorado Desert 122 Comment
  JEPS42578  Phoradendron densum W. L. Jepson 1914-5-18 6000 Riverside n. Indio (Pinyon Well Grade); Conchilla Mts., Pinyon Well Grade 762 Comment
  RSA592672  Phoradendron densum Scott D. White, D. Haselfeld 1996-7-2 4264 Riverside Pinyon Flat area, N of Hwy. 74, ca. 10 road mi. E of junction w/ Hwy. 371. W facing slope of Sugarloaf Mtn and adjacent valley. 1250 Comment
  CAS-BOT-BC141177  Phoradendron serotinum subsp. macrophyllum Scott D. White 1996-4-14 3916 Riverside E of Hemet: San Jacinto River wash near Valle Vista, N of Hwy. 74, ca. 1.7 mi W of USFS Cranston Fire Station. 548 Comment
  RSA264426  Physalis crassifolia C. W. Tilforth, Jeff Barnes 1976-7-20 1210 Riverside Along power line road n.e. of Chiriaco Summit between Indio and Desert Center, Riverside County, CA. Colorado Desert. Comment
  UC665891  Physalis crassifolia Ira L. Wiggins 1941-3-27 9673 Riverside 8 mi ne Desert Center (s end of Coxcomb Mountains); Coxcomb Mountains Comment
  UCR136002  Physalis crassifolia Virginia Moran 2003-9-1 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), east of Sage Road and south of Wilson Valley Road 675 Comment
  UCR41456  Physalis crassifolia A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6134 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  CAS-BOT-BC506667  Physaria tenella A. C. Sanders; Jim Malusa 2015-3-11 41395 Riverside Sonoran (Colorado) Desert: Chocolate Mountains, Gasline Road at jct with road to Observation Point Slats, US Navy Chocolate Mtns Aerial Gunnery Range 723 Comment
  RSA725962  Phytolacca americana A. C. Sanders, T. B. Salvato, Helen Kennedy, Andrea Salzman 2006-11-9 33220 Riverside San Bernardino Valley: Riverside, UCR Botanical Garden, subtropical fruit orchard on the north side of the garden. 335 Comment
  SDSU21794  Pilularia americana Michael G. Simpson, Laura Benedict, Zack Principe, Lee Ripma, Nuri Benet-Pierce, Andy Siekkinen 2016-5-7 3985 Riverside Santa Rosa Plateau Ecological Reserve. Across street from vernal pool trail, ca. 4 miles north on road from Visitor's Center. 636 Comment
  CAS-BOT-BC78555  Pinus coulteri James R. Shevock 1976-10-29 5365 Riverside along FS road 3S04, approximately 2 miles below Bear Springs. Santa Ana Mountains, Cleveland National Forest 914 Comment
  SD229027  Pinus jeffreyi Dick Schwenkmeyer 2012-8-27 797 Riverside 3.2 miles southeast of the intersection of highway 243 and Fuller's Mill road' 7.5 miles north of Idyllwild. 1887 Comment
  UC1571803  Pinus jeffreyi Bruce Zobel September 1950 BMJ 1 Riverside n Idyllwild (on the road to Black Mt.); San Bernardino National Forest, San Jacinto Mts. 2133 Comment
  CSUSB2063  Pinus murrayana Lalo Codona 1972-7-20 1079 Riverside Mt. San Jacinto 2651 Comment
  CLARK-A1528-3630  Pinus quadrifolia John C. Roos 1938-8-7 585 Riverside San Jacinto Mountains Comment
  SD181660  Plagiobothrys acanthocarpus Steve Boyd 2001-4-12 10409 Riverside Gavilan Hills Region; southeast base of Alberhill Mountain on flats north of Nichols Road and West of Pierce Street. Comment
  HSC78529  Plagiobothrys canescens J. C. Roos 1966-3-24 Riverside Winchester Comment
  HSC85447  Plagiobothrys canescens Steve Boyd 1986-3-3 1376 Riverside Good Hope Valley; about 5 mi. W of Perris. DePrad St., 0.5 mi. E of Cowie Ave. 488 Comment
  UCR172189  Plagiobothrys canescens John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, City of Temecula, Immediately N and south of Murrieta Hot Springs Road along San Diego Aqueduct right-of-way 396 Comment
  CAS-BOT-BC523904  Plagiobothrys collinus A. C. Sanders 2012-4-12 40023 Riverside Peninsular Range; Santa Ana Mountains region: Temescal Canyon, along Temescal Canyon Rd., between Glen Ivy and Indian Truck Trail, c. 250 m SE of El Hermano Rd 314 Comment
  UCR172255  Plagiobothrys collinus John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, City of Temecula, Immediately N and south of Murrieta Hot Springs Road along San Diego Aqueduct right-of-way 396 Comment
  UCR225440  Plagiobothrys collinus A. C. Sanders, T. B. Salvato 2011-3-29 38845 Riverside Peninsular Range; Edge of Gavilan Hills, Meadowbrook area, between Perris and Lake Elsinore, along Hwy 74 at Wasson Canyon Rd. and to c. 1/2 between Wasson & Hammack Ave. 500 Comment
  UCR49253  Plagiobothrys collinus Steve Boyd 1986-3-9 1389 Riverside Peninsular Range, Temescal Canyon: Alberhill Mtn., south slope of mtn., just east of claymine area 488 Comment
  UCR241854  Plagiobothrys collinus var. californicus A. C. Sanders, Timothy W. Chumley 2013-4-3 40766 Riverside Peninsular Range, Temescal Canyon south of Horsethief Canyon Rd. off the west shoulder of I-15 Fwy, SE of Corona (Lee) Lake 378 Comment
  POM12231  Plagiobothrys collinus var. ursinus Mary F. Spencer 1921-6-3 1725 Riverside Idyllwild, San Jacinto Mt. 1616 Comment
  UCR31281  Plagiobothrys fulvus A. C. Sanders, Theo Glenn 1983-4-17 3736 Riverside Santa Ana Mtns., Mesa de Colorado, 5 mi (airline) SW of Murrieta 612 Comment
  RSA80213  Plagiobothrys kingii F. W. Peirson 1922-4-29 2924 Riverside Field S of Lake Elsinore 375 Comment
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Dec 19 2018
  RSA613474  Plagiobothrys tenellus D. L. Banks, Victor Steinmann 1997-3-13 1447 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
  CLARK-A1045-154  Plagiobothrys undulatus George K. Helmkamp 1978-6-1 Riverside Santa Ana Mountains vernal pools near origin of creek; Wildomar 7.5'Q Comment
  RSA388509  Plantago erecta Steve Boyd 1986-5-1 1806 Riverside Perris-Aguanga Basin region SW Perris Basin, Hill west of Skunk Hollow. Comment
  RSA678420  Plantago erecta Michael Wall 2003-4-15 271 Riverside Lamb Canyon west of Beaumont, off Hwy. 79, 5.2 mi. south jct. with 10 Fwy up dirt road at turnout along west side of Hwy. 602 Comment
  UCR121679  Plantago erecta Ian G. Gillespie, Abby Sirulnik 2000-5-7 38 Riverside Temescal Valley, 0.9 mi SE of Indian Truck Trail and 40 m SW of DePalma Road, directly across from Corona Lake 396 Comment
  OBI53571  Plantago ovata Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. Ross 1988-3-10 2104 Riverside N end Palen Mts, 2 mi W of Palen Pass 300 Comment
  UC1279712  Plantago ovata David B. Dunn 1948-2-21 3686 Riverside n of Pushawalla Comment
  UC888395  Plantago ovata Carl B. Wolf 1932-4-27 Riverside 0.75 mi w Utopia (Mecca - Blythe Road); Colorado Desert 152 Comment
  SEINET8369613  Plantago ovata K. L. Chambers 1973-3-19 3635 Riverside Hwy. 195, east of Box Canyon and 3.0 miles s.w. of junction with Hwy. 60; from Orocopia Mtns. Comment
  JOTR33991  Plantago ovata var. fastigiata La Doux, Tasha, M. Harding 2010-4-7 2879 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
  RSA402036B  Plantago ovata var. fastigiata M. B. Dunkle 1933-5-6 3446 Riverside Painted Canyon Comment
  RSA4909  Plantago ovata var. fastigiata Carl B. Wolf 1932-4-27 3025 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
  RSA4912  Plantago ovata var. fastigiata Carl B. Wolf 1932-4-28 3074 Riverside Chuckwalla Valley, 20 miles west of Blythe on Mecca Road 122 Comment
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Mar 26 2011
  JEPS3566  Plantago patagonica Rimo Bacigalupi 1952-4-2 3605 Riverside off Palm Canyon, at mouth of Andreas Canyon, lower slopes of Mount San Jacinto Mount San Jacinto, Andreas Canyon Comment
  RSA0125295  Plantago patagonica Duncan S. Bell 2016-3-3 8781 Riverside Whitewater Canyon; San Gorgonio Wilderness area; Rainbow Canyon, approximately 3.5 air miles east northeast of Kitching Peak. 820 Comment
  UC1931135  Plantago patagonica Scott D. White, Justin Wood 2008-6-17 12193 Riverside San Jacinto Mountains: Morris Ranch road - open area west of Goff Flat (Palm View Peak) Comment
  RSA401709A  Platanus racemosa A. Menke 1955-4-25 s.n. Riverside Andreas Canyon, Palm Springs. Comment
  RSA494648  Platanus racemosa B. L. Phillips 1988-6-2 s.n. Riverside E Riverside, near Creek on W side of Box Springs Mt. Comment
  UCR100315  Platanus racemosa B. G. Pitzer 1997-4-20 3169 Riverside Lakeview Mtns, top of the hill on Dutton Street, just east of Horseshoe Trail, at a point c. 0.4 mi. north of Stagecoach Road. 640 Comment
  POM13014  Platystemon californicus P. A. Munz, I. M. Johnston 1922-5-20 5457 Riverside Kenworthy, San Jacinto Mountains 1402 Comment
  RSA615388  Platystemon californicus A. C. Sanders, G. K. Helmkamp 1997-3-15 s.n. Riverside Lake Skinner area, NE shore of Skinner Lake, SE foot of Bachelor Mtn, NE slopes of a small hill. 473 Comment
  UCR132499  Platystemon californicus 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
  POM1025  Pleuraphis rigida I. M. Johnston s.n. Riverside Mouth of Andreas Canyon. 244 Comment
  RSA129652  Pleuraphis rigida H. S. Yates 1937-3-23 6424 Riverside 5 miles NW of Edon 49 Comment
  RSA472095  Pleurocoronis pluriseta M. B. Dunkle 1933-3-4 3045 Riverside Painted Canyon 61 Comment
  UC604958  Pleurocoronis pluriseta Roxana S. Ferris and Ruth P. Rossbach 1938-5-16 9572 Riverside 2 mi up Painted Hills; Mecca Hills Comment
  UCR279521  Pleurocoronis pluriseta A. C. Sanders, Jim Malusa 2017-3-27 43121 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, canyon 12 km NE (46 deg. ) of Bombay Beach, on both sides of the Imperial County line 305 Comment
  JEPS40452  Pluchea odorata var. odorata Marjorie Clary 1928-10-12 345 Riverside Thermal Comment
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Aug 27 2016
  UC205026  Pluchea odorata var. odorata L. G. Childs 1921-1-21 Riverside Dos Palmas Colorado Desert Comment
  CAS-BOT-BC326537  Pluchea sericea C. F. Baker 1903-4-4 4148 Riverside Elsinore Comment
  JEPS40438  Pluchea sericea W. L. Jepson 1901-5-19 1273 Riverside San Jacinto River Southern California, San Jacinto River Comment
  POM157892  Pluchea sericea P. A. Munz 1927-5-21 10890 Riverside Coachuila Creek, SE of Hemet. 671 Comment
  UCR80005  Pluchea sericea Scott D. White 1992-9-2 768 Riverside San Jacinto Valley, Vicinity of Gilman Hot Spirngs, north side of San Jacinto River, and a thin strip tending north of the river & west of the Hot Springs. 451 Comment
  CLARK-A1528-84  Poa annua Fred B. Essig 1964-2-20 15 Riverside La Sierra 609 Comment
  UCR6673  Poa bulbosa E. W. Lathrop 1967-1 5661 Riverside Peninsular Range; Santa Ana Mtns., Cleveland National Forest, Santa Ana Mtns, Tenaja Ranger Station Comment
  UCR193893  Poa howellii A. C. Sanders, Mitch Provance 2008-7-11 35796 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
  RSA0012656  Poa pratensis subsp. pratensis LeRoy Gross, Caitlin Elam 2013-5-14 6083 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  RSA341988  Poa secunda R. F. Thorne 1980-4-16 54063 Riverside Branch Ravine W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater PO. 610 Comment
  RSA543768  Poa secunda Steve Boyd, Mike Hammitt 1991-5-2 6028 Riverside Vail Lake region, SW and W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  RSA773170  Poa secunda Duncan S. Bell, Valentin Arvizu 2010-5-24 1109 Riverside San Bernardino National Forest: Garner Valley, approximately 3.4 air miles southeast of junction of forest service road 6S04 and forest service road 6S13., Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 1385 Comment
  UCR20815  Poa secunda A. C. Sanders, Steve Boyd 1980-4-17 1340 Riverside San Jacinto Mtns, Pine Meadow in upper Garner Valley 1433 Comment
  UC1132782  Poa secunda subsp. secunda A. Lewis Mar 1934 322 Riverside Bedford Motorway Bedford Canyon; Cleveland Nat'l Forest, Corona Quadrangle Comment
  UC336957  Poa secunda subsp. secunda unknown 1988-4-14 5462 Riverside Elsinore Comment
  UCR38689  Polanisia dodecandra subsp. trachysperma J. M. Stewart 1985-7-9 8524 Riverside Sonoran (Colorado) Desert, Living Desert (nursery), 47900 Portola Ave., Palm Desert. 122 Comment
  UCR112479  Polygonum argyrocoleon A. C. Sanders, Mitch Provance, T. B. Salvato 2000-4-18 23327 Riverside Coachella Valley, along Dillon Rd. at junction with Tyler, north of I-10, east of Indio and north of Coachella 5 Comment
  UCR156302  Polygonum convolvulus T. B. Salvato, Kent Beaman 2005-5-16 855 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  UC1930144  Polypodium californicum Scott D. White 2003-3-21 8806 Riverside SANTA ROSA MOUNTAIN FOOTHILLS: Rancho Mission Viejo. East-facing slopes above an unnamed tributary to San Juan Creek. Comment
  RSA526088  Polypogon interruptus Steve Boyd, Timothy S. Ross 1990-5-11 4661 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  UCR167426  Polypogon monspeliensis John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, WNW of Rancho Dos Palmas between Coachella Canal siphons 29 and 30 24 Comment
  RSA771110  Polypogon viridis Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4730 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65123 604 Comment
  UCR277742  Polypogon viridis Mitch Provance 2012-10-15 1012- 02 Riverside Badlands of Western Riverside County, San Timoteo Creek, about 3.5 miles west of Beaumont, N side of Hwy. 60 1479 Comment
  IRVC166  Polystichum imbricans subsp. curtum Pat Rolfe 1965-4-24 HS 554 Riverside Lake Elsinore. Southern Coastal Comment
  JEPS64552  Populus fremontii subsp. fremontii I. T. Weeks 1930-3-30 Riverside 13 mi e and 5 mi n Shavers Well (Eagle Mts.); , n of Shavers Well Comment
  SD28077  Populus fremontii subsp. fremontii Carl B. Wolf 1932-5-25 3661 Riverside North base of San Jacinto Mountains, mouth of E. Fork of Snow Creek Canyon. 671 Comment
  RSA775119  Populus fremontii subsp. fremontii Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5029 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. 732 Comment
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May 22 2012
  UCR270196  Populus nigra A. C. Sanders, Jeanne Marie Acceturo & participants in Jepson Workshop 2016-4-3 42417 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, c. 0.3 km NW (161 deg. ) of water tank 473 Comment
  POM13235  Potamogeton pusillus Philip A. Munz, J. M. Johnston 1922-5-21 5523 Riverside Hemet Valley, San Jacinto Mts.; Garner Ranch 1387 Comment
  RSA783358  Potentilla glandulosa John Olmsted 1958-6-15 171 Riverside San Jacinto Mts: M. FK. San Jacinto Range Drainage Area. 1 mi above intersection of Beartrap Canyon with Strawberry Cr. by Idyllwild School of Music and Art. On sandy banks of Beartrap Canyon. 1616 Comment
  CAS-BOT-BC540421  Potentilla gracilis var. fastigiata H. M. Hall 1898-1-1 s.n. Riverside Unspecified Comment
  UCR35112  Proboscidea louisianica L. B. Ziegler 1967-7-10 185 Riverside Foothills of San Jacinto Mtns., wash 1.5 mi. west of Sage 671 Comment
  UCD108225  Prosopis glandulosa var. torreyana G. H. Vansell 1928-4-1 s.n. Riverside S. Calif. and Coachella Valley. Comment
  RSA5534  Prosopis pubescens Carl B. Wolf 1932-10-14 4348 Riverside 2 miles south of Coachella -30 Comment
  RSA180284  Prunus ilicifolia E. W. Lathrop 1965-4-26 5696 Riverside 4 mi. W. of Murrieta. Comment
  CAS-BOT-BC356347  Psathyrotes ramosissima H. M. Hall 1905-4-1 5864 Riverside Nr. Chuckawalla [Chuckwalla] Comment
  POM6913  Psathyrotes ramosissima P. A. Munz, Williams, Street 1919-3-28 2382 Riverside Between Palm Springs & Indio 183 Comment
  UCR166855  Psathyrotes ramosissima Chet McGaugh 2005-1-27 s.n. Riverside Sonoran (Colorado) Desert, E of Salton Sea, along Coachella Canal between siphons 26-27 NE of Dos Palmas Spring 24 Comment
  UCSB38387  Pseudognaphalium californicum Ferro, Margaret 1970-5-20 Riverside 1/2 mile west of Riverside city dump 457 Comment
  SD136918  Pseudognaphalium leucocephalum Steve Boyd 1994-10-14 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area of the Cleveland National Forest. 305 Comment
  MACF019489  Pseudotsuga macrocarpa Trudy R. Ericson 1974-11-9 270 Riverside Approx. 5 mi. west of intersection of St. 74 and 243, going toward Hemet. San Bernardino National Forest. 1219 Comment
  UCR20985  Psilocarphus brevissimus var. brevissimus A. C. Sanders, Steve Boyd 1980-5-19 1483 Riverside San Jacinto Valley, San Jacinto River c. 1.5 miles west of Lakeview on the Ramona Expressway 427 Comment
  CAS-BOT-BC353579  Psorothamnus arborescens var. simplicifolius S. B. Parish 1907-4-23 6108 Riverside Palm Springs, western border of the Colorado Desert 150 Comment
  SD121836  Psorothamnus arborescens var. simplicifolius C. H. Muller 1952-5-21 9515 Riverside Outwash plain at mouth of Morongo Canyon. Comment
  UCR237700  Psorothamnus arborescens var. simplicifolius Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4531 Riverside San Bernardino Mountains, Whitewater Canyon, along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center, Whitewater Trout Farm, in the vicinity of Bonnie Bell 526 Comment
  RSA1195  Psorothamnus emoryi B. D. Stark 1930-4-2 784 Riverside Indio. 0 Comment
  RSA5395  Psorothamnus emoryi B. D. Stark 1932-6-15 1517 Riverside Whitewater to Indio Road 152 Comment
  RSA651257  Psorothamnus emoryi Anne Greenberg 1981-5-17 104 Riverside Palm Desert, Hwy 74, 5 iles N of Hwy 111. Comment
  RSA0030742  Psorothamnus schottii Scott D. White 1999-10-19 7626 Riverside Near Berdoo Canyon: Northeast of Dillon Rd., just S of mouth of Berdoo Cyn., on the S-facing bajada of the Little San Bernardino Mts. 152 Comment
  SFV4381  Psorothamnus schottii F. M. Ball 1964-1-4 s. n. Riverside Colorado Desert About 7 miles up Palms to Pines Highway from Palm Desert. 335 Comment
  UC1280845  Psorothamnus schottii H. E. McMinn 1935-6-27 4059 Riverside Palms to Pines Highway Desert slope, Palms to Pines Highway (Desert Slope) Comment
  UCR167254  Psorothamnus schottii 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
  UCR86158  Psorothamnus schottii A. C. Sanders 1995-5-23 17122 Riverside Sonoran (Colorado) Desert, Coachella Valley, alluvial fans below the Santa Rosa Mountains, near the mouth of Martinez Canyon, at end of 72nd Avenue 25 Comment
  UCR89647  Psorothamnus schottii Bern Schwenn 1994-4-29 s.n. Riverside southern Mojave Desert, Joshua Tree National Monument, E side of Hexie Mtns., along Ruby Lee Well Road. 823 Comment
  CAS-BOT-BC340949  Psorothamnus spinosus E. R. Johnson 1928-6-8 s.n. Riverside Along highway south of Mecca on west side of Salton Sea Comment
  RSA13819  Psorothamnus spinosus Victor Duran 1933-7-3 3499 Riverside Coachella Valley at Deep Canyon 244 Comment
  UCR99810  Psorothamnus spinosus B. G. Pitzer 1996-11-11 2933 Riverside Sonoran (Colorado) Desert, Orocopia Mts: Salt Creek Wash, at intersection w/ SR211, 4 rd. mi. south of Bob's Cabin 274 Comment
  RSA33869  Pteridium aquilinum var. pubescens Norman C. Cooper 1943-9-11 915 Riverside Dr. Robert L. Rutherford's Lot, Idlewild, 1676 Comment
  CAS-BOT-BC421255  Pterostegia drymarioides Peter Kamb 1948-5-2 930 Riverside North slopes of the San Jacinto Mts above Banning 1066 Comment
  RSA314666  Pterostegia drymarioides Robert F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55492 Riverside San Bernardino Mountains: Whitewater River where road crosses river below fish hatchery, ca. 4 miles north of Whitewater Post Office. 640 Comment
  RSA770690  Pterostegia drymarioides Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4793 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SDSU13927  Pterostegia drymarioides Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2139 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of El Valle meadow. 646 Comment
  UCR265828  Pterostegia drymarioides Mitch Provance 2012-5-24 512- 09 B Riverside San Bernardino Mountains, Banning, foothills and alluvial fan near border with Beaumont, NE of the intersection of Highland Springs Avenue and Wilson St. 1067 Comment
  RSA86651  Purshia tridentata var. glandulosa F. W. Peirson 1933-4-13 10645 Riverside Between Deep Canyon and Idylwild. 1524 Comment
  RSA0081606  Pyrola aphylla P. A. Munz 1922-9-6 6389 Riverside Hidden Lake, San Jacinto Mountains. 2286 Comment
  UCR264636  Quercus Mitch Provance 2012-4-27 412- 18 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
  UCR273999  Quercus Mitch Provance 2012-9-11 17621 Riverside Badlands of Western Riverside County, Beaumont, near N base of Mt. Davis, near Cooper's Creek (tributary of San Timoteo Creek), about 2000 ft., along dirt road extension of Risco Circle, S of W 4th St. 762 Comment
  UC5837  Quercus X acutidens Samuel B. Parish 1891-11-3 2256 Riverside near Murietta Comment
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Jul 15 2009
  SD262287  Quercus agrifolia Tom Scott Apr 2011 2011 574 Riverside San Bernardino Mtns.: south side of mountains along Mias Canyon Rd., c. 0.5 mile north of Bluff St., north of Banning. Rural / agricultural area. 863 Comment
  UC1135315  Quercus agrifolia A. Lewis 1934-3-4 312 Riverside Tin Mine Canyon Cleveland National Forest, Corona Quad. 304 Comment
  UCD45043  Quercus agrifolia Rudolph Fischer 1965-10-8 2 Riverside ca. 100 feet from south bank of San Jacinto River, elevation 2000 feet. State Highway 74, 3 miles east of Hemet, Riverside County, California. 609 Comment
  UCR21941  Quercus agrifolia Steve Boyd 1980-4-8 109 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  CAS-BOT-BC126763  Quercus berberidifolia A. C. Sanders; T. B. Salvato; Matthew Malle; Jonas Winbolt; Katie A. Kurtz 2010-4-2 37712 B Riverside Peninsular Range: Alberhill, south foot of the Gavilan Hills at Temescal Canyon, along dirt road north of Concordia Ranch Rd, and east of Black Powder Rd. 379 Comment
  RSA575900  Quercus berberidifolia Steve Boyd 1994-10-14 8398 Riverside San Mateo Canyon Widerness Area of the Cleveland Nat'l Forest. San Mateo Canyon along San Mateo Trail between N branch of Tenaja Trail and Fishermans Camp. 427 Comment
  UCR270178  Quercus berberidifolia A. C. Sanders, Jeanne Marie Acceturo & participants in Jepson Workshop 2016-4-2 42399 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
  RSA476548  Quercus chrysolepis E. Fitzgerald 1929-05 s.n. Riverside Idylwild, San Jacinto Mts. Comment
  SEINET2066575 Image available Quercus chrysolepis David Charlton 1988-5-28 2128 Riverside Santa Rosa Mountains, S of Hwy 74 dirt road to Toro and Santa Rosa Peaks, Toro Camp Area 2286 Comment
  UC337431  Quercus dumosa J. C. Nevin Riverside Temecula Comment
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Mar 27 2011
  JEPS98072  Quercus palmeri D. Wilken with E. Painter 2000-11-4 15870 Riverside State Hwy. 74. E of jct. with State Highway 71, near old Santa Rosa Summit, at trailhead to Pacific Crest Trail San Jacinto Mountains 1600 Comment
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May 30 2008
  UCD47106  Quercus palmeri Rudolph Fischer 1965-10-8 4 Riverside East foothills of Thomas Mountain, Santa Rosa range, State Highway 74, ca. 10 miles south of Keen Camp, Riverside County, California. 1341 Comment
  CAS-BOT-BC104995  Quercus wislizeni Louis C. Wheeler 1931-10-3 s.n. Riverside Strawberry Valley, Mt. San Jacinto Comment
  SD212631  Quercus wislizeni T. B. Salvato 2004-5-27 592 Riverside Head of Banning Canyon close to the San Bernardino County line, 0.5 mile southeast of Oak Glen Conservation Camp. 1402 Comment
  UCD47487  Quercus wislizeni Steve Boyd 1987-11-23 2096 Riverside Mt. Russel, N. of Lake Perris, Moreno Valley. 1188 Comment
  RSA660567  Rafinesquia californica Bruce Albert 1982-4-17 33 Riverside Hillside north of Cajalco road, 2 miles east of I-15. Comment
  POM6245  Rafinesquia neomexicana I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon 305 Comment
  RSA3968  Rafinesquia neomexicana C. B. Wolf 1932-4-29 3107 Riverside Eastern Colorado Desert, 9 miles south of Browns Well, on the Blythe-Rice Road 244 Comment
  UCR26099  Rafinesquia neomexicana John C. Roos 1948-4-24 3802 Riverside Eastern San Bernardino Mtns./Sonoran (Colorado) Desert, Whitewater Wash 549 Comment
  SEINET7881837 Image available Rafinesquia neomexicana Helen K. Sharsmith 1952-1 4059 Riverside Joshua Tree National Monument ; Smoke Tree Wash about 5 miles north east of Cottonwood Springs. 853 Comment
  RSA0013146  Ranunculus californicus var. californicus LeRoy Gross, Caitlin Elam 2013-5-14 6072 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  UCR265577  Ranunculus testiculatus Angelique Herman, Keir Morse, Nick Regoli, Eric Lumba 2015-3-15 2015- 6 Riverside Santa Rosa/San Jacinto Mountains, Pinyon Flats Campground 1220 Comment
  UCR132500  Raphanus sativus Michael D. Wilcox 2003-5-13 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  UCR97753  Rhamnus alaternus A. C. Sanders 1997-3-1 19726 Riverside Riverside: E side of University of California campus. 335 Comment
  JEPS42006  Rhamnus crocea W. L. Jepson 1901-5-27 1481 Riverside between Cahuilla Valley and Aguanga Comment
  UCR241774  Rhamnus crocea A. C. Sanders, Timothy W. Chumley 2013-3-29 40712 Riverside Peninsular Range; Elsinore Area, Alberhill, Lake St. at Riverside Co. conservation reserve, 0.28 km south of intersection with Temescal Canyon Rd. 378 Comment
  CAS-BOT-BC56046  Rhamnus ilicifolia Carl B. Wolf 1932-5-25 3688 Riverside Gilman Ranch in the foothills No. of Banning 853 Comment
  CAS-BOT-BC56052  Rhamnus ilicifolia Vernon Bailey 1907-7-26 1194 Riverside Temescal Comment
  POM171417  Rhamnus ilicifolia I. M. Johnston 1930-6-15 3790 Riverside Lost Palms Canyon above [Anslintz] Wall, Eagle Mts., Colo. Desert. [information from frag pack] Comment
  SEINET5569763  Rhamnus ilicifolia R. H. Whittaker, W. A. Niering 1961-1 s.n. Riverside San Jacinto Mountians. 1524 Comment
  JOTR30773  Rhus aromatica La Doux, Tasha, Mike Bell, Katy Matthews 2007-4-4 1885 Riverside Joshua Tree National Park. Little San Bernardino Mountains: (Stop 6) Smith Water Canyon 1264 Comment
  HSC101783  Rhus ovata J. P. Smith, J. O. Sawyer, R. J. Cole 2011-6-9 13189 Riverside Along State Route 74 1227 Comment
  RSA0121454  Rhus ovata Duncan S. Bell, LeRoy Gross 2016-3-30 9134 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
  UCR149777  Rhus ovata Scott D. White, Michael Honer 2004-4-6 10045 Riverside Perris/Elsinore Basins, Temescal Valley: just N of the I-15 freeway and east of Indian Truck Trail, S and west of Lee Lake 396 Comment
  UCSB3756  Rhus ovata Haller, John 1950-5-21 Riverside San Jacinto Mountains; Pinon Flat 1219 Comment
  RSA487547  Ribes indecorum Bill Wagner 1988-3-2 s.n. Riverside Glenoaks Road about 2.5 mi S if Lake Skinner and ca. 8 mi NE of Temecula. 564 Comment
  UC1127321 Image available Ribes indecorum A. E. Wieslander 1929-2-23 42 Riverside Morris Ranch San Jacinto Quadrangle, Indian Canyon 792 Comment
  UC11578  Ribes montigenum H. M. Hall July, 1901 2410 Riverside near summit San Jacinto Mountains 3293 Comment
  RSA162822  Ribes speciosum J. D. Olmsted 1959-2-28 s.n. Riverside Turn S on Lincoln in west Corona, after 3 miles turn W on Chase Dr, s on Oak flat fire road for 4 miles past Olive trees at Oak Flat, Santa Ana Mts. 823 Comment
  RSA722426  Romneya coulteri Pomeroy 1929-5-11 s.n. Riverside Glenn Ivy Comment
  SEINET3245820  Rumex hymenosepalus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-1 37695 Riverside Peninsular Range; foothills of Gavilan Hills: Temescal Canyon at Alberhill, c. 1.2 mi. west of Lake St. on north side of I-15, near Temescal Canyon Rd. undercrossing, at north edge of Concordia Ranch Rd. 363 Comment
  LA207772  Rumex violascens J. Warren; 1952-4-6 sn Riverside Snow Creek 609 Comment
  CLARK-A1528-3968  Ruta graveolens John C. Roos 1950-4-22 4749 Riverside Reche Canyon 457 Comment
  UCR90828  Sagina apetala A. C. Sanders, G. K. Helmkamp 1996-3-17 17980 Riverside Coachella Valley, Palm Springs, shopping center at SE corner of Raquet Club Dr. and Palm Canyon Dr. 189 Comment
  RSA181987  Salix exigua W. L. Jepson 1928-4-25 12569 Riverside Cottonwood Springs, Eagle Mountains. 732 Comment
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Oct 23 2011
  SBBG27490  Salix exigua Mrs. H. P. Bracelin 1932-4-12 601 Riverside E side of bridge over Santa Ana River, 4.8 km N of Arlington on rd to Pedley, W of Riverside 240 Comment
  UCR232041  Salix exigua John F. Green 2008-4-22 04- 04 Riverside Peninsular Range, hills south of Perris, powerline route just east of the San Jacinto River, west of Goetz Rd. 438 Comment
  SD11879  Salix exigua var. exigua Mrs. H. P. Bracelin 1932-4-12 601 Riverside East side of bridge over Santa Ana River, 4.8 km north of Arlington on road to Pedley, west of Riverside 239 Comment
  CAS-BOT-BC108145  Salix gooddingii A. C. Sanders 2004-5-12 27866 Riverside Elsinore Basin Region: Walker Canyon at north foot of Alberhill Mountain, Temescal Creek 377 Comment
  POM319096  Salix gooddingii Patricia Wilder 1971-11-11 5295 Riverside Along Santa Ana River, north of Jurupa Ave., opposite Sheppard Street at crossing of the Union Pacific Railroad. 229 Comment
  UC846811  Salix gooddingii Ivan Johnston 1917-4-4 Riverside Palm Canyon; Colorado Desert, Palm Canyon 457 Comment
  UCR121089  Salix gooddingii A. C. Sanders, Mark Elvin, M. S. Enright 2002-4-16 24971 Riverside The Badlands, Laborde Canyon and adjacent slopes and side canyons, 1 mile east of Mt. Eden, SW of Beaumont 610 Comment
  CAS-BOT-BC108216  Salix hindsiana Mrs. H. P. Bracelin 1932-4-12 602 Riverside East side of bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside. 240 Comment
  SEINET1004492  Salix laevigata T. B. Salvato, Kent Beaman 2005-1 840 Riverside San Jacinto Mtn foothills: San Jacinto River E of Valle Vista just downstream from the Forest Service Boundry and N of CA Hwy 74. 549 Comment
  RSA770874  Salix lasiolepis Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4597 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR84595  Salix lasiolepis Scott D. White, S. Ogg 1994-4-21 1962 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  UCR13438  Salix lucida subsp. lasiandra Mike McCloskey 1973-5-10 s.n. Riverside Riverside, Santa Ana River bed a few hundred yards east of Union Pacific RR crossing 229 Comment
  UCR45197  Salsola paulsenii A. C. Sanders 1986-5-10 6497 Riverside Western Colorado Desert, Coachella Valley, mouth of the Whitewater River, along the levee where the river crosses Lincoln St., 3 mi south of Mecca -70 Comment
  SD227794  Salsola tragus Scott D. White, Pam Devries 1998-2-9 6074 Riverside La Quinta /Palm Desert Area: Whitewater River Channel at and near Miles Ave. crossing. 17 Comment
  POM161530  Saltugilia splendens Ralph Hoffmann 1929-9-19 s.n. Riverside San Jacinto Mountains: Tahquitz Valley. 2439 Comment
  RSA67079  Saltugilia splendens Verne Grant, Alva Grant 1951-4-7 15984 Riverside Below Morongo Valley on road to White Water 732 Comment
  UC880174  Saltugilia splendens subsp. splendens I. W. Clokey, E. G. Anderson 1935-8-21 6827 Riverside Keen Camp P.O. 1350 Comment
  POM13845  Salvia apiana E. C. Jaeger 1921-7-15 s.n. Riverside Massacre Canyon Comment
  SD137723  Salvia apiana Darin L. Banks, Steve Boyd 1995-6-2 577 Riverside Agua Tibia Wilderness Area; north face of north peak of Agua Tibia Mountains, on the Woodchuck Trial north of the Riverside County boundary. 744 Comment
  SEINET2065981 Image available Salvia apiana Ed LaRue 1989-4-7 Riverside Woodcrest area: 1/2 mi NE of the intersection of Van Burne Blvd. and Mockingbird Canyon Rd. 365 Comment
  UCLA69849  Salvia apiana P. A. Munz 1938-8-14 15371 Riverside ridge e Toro Peak; Santa Rosa Mts. 2286 Comment
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Apr 29 2008
  UCR123873  Salvia apiana Steven R. Hill 2001-4-29 33536 Riverside Western Colorado Desert/ San Bernardino Mtns., E side of Whitewater Canyon along Whitewater River, east of Whitewater Canyon Road, about 2 mi north of Route I-10 549 Comment
  UCR193916  Salvia apiana A. C. Sanders, Mitch Provance 2008-7-11 35763 Riverside Peninsular Range; San Jacinto Mtns., 3/4 mi. NE of Mountain Center, c. 1/4 mile NE of Keenwild Fire Station, near road to helipad 1494 Comment
  JEPS62556  Salvia carduacea Carl V. Meyer Jun 1927 151 Riverside hills near Temecula Comment
  RSA411372  Salvia carduacea Bonnie C. Templeton 1931-4-23 s.n. Riverside Between Perris and Gavilan Peak. 600 Comment
  UCR117101  Salvia carduacea A. C. Sanders, T. B. Salvato 2001-5-16 24308 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
  UCR228392  Salvia carduacea Thomas R. Stoughton, J. McConnaughy, A. Monks. M. Volke 2010-3-31 115 Riverside Transverse Ranges; San Bernardino Mountains, Pacific Crest Trail. W of Whitewater 869 Comment
  SDSU13903  Salvia clevelandii Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2145 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of wet meadow (El Valle complex). 646 Comment
  POM13462  Salvia columbariae P. A. Munz 1922-5-19 5367 Riverside 5 miles NE of Murietta. 457 Comment
  RSA0041456  Salvia columbariae Duncan S. Bell, LeRoy Gross 2014-3-20 6277 Riverside Orocopia Mountains; Orocopia Wilderness area; northeastern section of range; approximately 3.5 air miles south of Hayfields Lake. 609 Comment
  RSA504549  Salvia columbariae Ed LaRue 1989-6-11 s.n. Riverside W side of Lakeview Mountains, ca. 1 mile SE of town of Nuevo. 640 Comment
  SEINET3242546  Salvia columbariae Norman C. Cooper 1944-1 1006 Riverside Cabazon, Riverside Co. 457 Comment
  UCLA70193  Salvia columbariae A. M. Johnson 1933-4-28 4238 Riverside 2-3 mi up from Palm Springs (Indian Wells highway, along new mountain highway to Hemet) Comment
  RSA356609  Salvia eremostachya Robert F. Thorne 1966-10-15 41814 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway. Comment
  UCLA69693  Salvia eremostachya Elizabeth McClintock 1941-5-30 Riverside near Tule Creek; Coyote Canyon Comment
  UCSB18091  Salvia eremostachya Gill, Robert 1964-5-10 Riverside state hiway 74; 4.7 mi E of Pinyon Flats 944 Comment
  UCSB5789  Salvia eremostachya Wilson, Richard 1958-5-18 Riverside 5 miles East of Pinon Flats Comment
  CLARK-A1528-3116  Salvia greatae John C. Roos 1963-11-2 Riverside Orocopia Mountains Comment
  UC279683  Salvia greatae Edmund C. Jaeger 1926-2-28 Riverside 18 mi se Mecca; Salt Creek Wash Comment
  UCR251322  Salvia greatae Michelle Murphy-Mariscal 2014-5-6 50614- 01 Riverside Sonoran (Colorado) Desert, Salt Creek Canyon, 1.25 mi. NE (67 deg. ) of trestle on Kaiser mine RR at wash crossing, between RR and Bradshaw Rd. 308 Comment
  CLARK-A1528-588  Salvia mellifera Markell Kohn 1959-4-1 Riverside Riverside Comment
  RSA197847  Salvia mellifera Donald A. Johansen, J. A. Ewan 1932-4-10 7050 Riverside San Gorgonio Pass, Cabazon 488 Comment
  RSA552756  Salvia mellifera Steve Boyd, T. S. Ross, Orlando Mistretta 1992-3-31 6742 Riverside San Mateo Canyon Wilderness Area. Morgan Trail from Round Potrero W to junction with Tenaja Trail in N-fork Bear Creek. 670 Comment
  UCR121888  Salvia mellifera Ian G. Gillespie 2001-5-15 90 Riverside Lake Skinner, Perris Plain Area Comment
  CLARK-A1528-1326  Salvia mohavensis John C. Roos 1947-11-1 3753 Riverside Lost Palms Canyon Comment
  JOTR37448  Salvia mohavensis Hodges, Stephen, T. Green 2016-5-24 570 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Quail Mountain Complex; ascending up wash and slopes towards Mount Minerva Hoyt peak from the east (Stop 2). Comment
  POM210539  Salvia pachyphylla Victor Duran 1933-7-1 3490 Riverside Near Vandeventer Flat, Santa Rosa Mts. 1677 Comment
  RSA11594  Salvia vaseyi C. Epling, Wm. Robinson 1933-6-24 s.n. Riverside Little San Bernardino Mountains: Near Morongo Pass Comment
  RSA643564  Salvia vaseyi A. C. Sanders, K. Rose 1995-4-27 16736 Riverside Coachella Valley: foot of the Little San Bernardino Mountains, canyon E of Fan Hill, just outside Joshua Tree National Park. 549 Comment
  UC883998  Salvia vaseyi P. A. Munz and I. M. Johnston 1922-5-7 5285 Riverside Mouth of Dry Morongo Wash; Colorado Desert 365 Comment
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Sep 26 2011
  RSA483608  Sambucus mexicana D. Charlton 1988-5-21 1959 Riverside Thomas Mountain Rd, from North to South. West of Garner Valley and South of Lake Hemet on hwy 74. 1829 Comment
  RSA771747  Sambucus mexicana Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4766 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65125 604 Comment
  CAS-BOT-BC238857  Sambucus nigra subsp. caerulea B. Pitzer 1997-4-1 3053 Riverside Lakeview Mtns, ca. .75 air mi. SSW of Mt. Rudolph, ca. 1 air mi NE of Contour (Juniper Flats) Rd. 655 Comment
  UC1979556  Sambucus nigra subsp. caerulea Darin L. Banks, Steve Boyd 1995-5-3 270 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. Comment
  POM3180  Sanicula bipinnatifida Robinson, Crocker 1916-3-29 s.n. Riverside Santa Ana Mountains, near Murrieta. Comment
  UCR67369  Sanicula bipinnatifida Steve Boyd, T. Ross, et al 1990-3-29 3904 Riverside Peninsular Range, Vail Lake area, summit of 'Big' Oak Mtn, north of Lake 823 Comment
  POM9015  Sanicula bipinnatifida P. A. Munz, Harwood 1920-3-20 3382 Riverside 5 miles S of Corona. 305 Comment
  POM113415  Sanicula tuberosa J. B. Feudge 1926-4-10 1368 Riverside Reche Canyon. 610 Comment
  VVC691  Sarcostemma cynanchoides P. J. MacKay, T. Thomas 1997-2-8 105 Riverside Sonoran Desert, Palm Springs, Murray Canyon; at edge of creek btw palm groves 243 Comment
  CDA15706  Sarcostemma hirtellum G. F. Hrusa, J. A. Hart 1993-4-4 10592 Riverside Cholla Garden, Joshua Tree NM. Comment
  UCR29624  Saxifraga californica Don Emery 1983-3-25 s.n. Riverside Box Springs Mtns., E of Riverside. On the U.C. Reserve on the crest of the range, near the 'C'. 732 Comment
  CAS-BOT-BC110658  Schismus Elizabeth McClintock 1964-4-8 342 Riverside Snow Canyon, east side of Mount Jacinto. Comment
  UCR241545  Schismus arabicus A. C. Sanders, Ann Howald 2013-2-27 40550 Riverside Sonoran (Colorado) Desert, Coachella Valley, north of Ave. 70 near Cleveland St., 10 km SE (108 deg. ) of Mecca -40 Comment
  RSA794234  Schismus barbatus Jim Andre 2012-3-19 21397 Riverside Palen Mountains; along Palen Pass Road at Palen Pass. 383 Comment
  UCR20729  Schismus barbatus A. C. Sanders, Steve Boyd 1980-5-2 1386 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR26326  Schismus barbatus John C. Roos 1940-3-3 912 Riverside Sonoran (Colorado) Desert, around Palm Springs 183 Comment
  RSA651603  Schismus barbatus Marion P. Harthill 1973-2-17 1580 Riverside Scissors Crossing, [to?] Palm Springs 731 Comment
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May 2 2016
  UCR161440  Scrophularia californica A. C. Sanders, Mike Misenhelter 2005-9-20 31687 Riverside San Jacinto Mtns. Foothills, Santa Rosa Hills south of Hemet, road NW of Gibbel Flat, south end of Cornell St., 0.5 mi. SE of the Ramona Bowl 610 Comment
  UCR99406  Searsia pendulina A. C. Sanders 1997-2-26 19688 Riverside Riverside: SE side of UCR campus at NW corner of reservoir 305 Comment
  SBBG92462  Sedum spathulifolium B. Pitzer, S. Myers, J. Wilkinson, T. Glenn 1986-6-22 637 Riverside NE of Banning, E branch of Millard Cyn, along trail to Kitching Pk Comment
  RSA585637  Selaginella bigelovii Darin L. Banks, Steve D. Boyd 1995-3-15 72 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 790 Comment
  UCR177514  Selaginella bigelovii A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32538 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 640 Comment
  SEINET10569125  Selaginella bigelovii Rose 1935-12-27 Rose 35706 Riverside Colorado Desert, Palm Canyon, dry rocky slopes. 305 Comment
  UCR85260  Selaginella eremophila A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-19 16169 Riverside Coachella Valley/San Jacinto Mtns foothills, Coachella Valley: N-facing rocky slope in Chino Canyon along the Palm Springs tram road, 2 mi above Hwy 111 (Palm Canyon Dr.) 612 Comment
  UC218674  Selaginella watsonii P. A. Munz 1922-7-7 6045 Riverside summit San Jacinto Peak 3285 Comment
  SBBG93105  Senecio californicus D. Mitchell 1990-4-30 Riverside W side of Sage Rd, ca. 0.5 mi S of intersection with Wilson Valley Rd 701 Comment
  UCR90303  Senecio californicus F. M. Reed 1922-4-16 4694 Riverside Top of the Box Springs Mtns. 732 Comment
  CAS-BOT-BC323965  Senecio flaccidus var. douglasii Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  SD136897  Senecio flaccidus var. douglasii Steve Boyd 1994-10-14 8384 Riverside Southern Santa Ana Mountains, San Mateo CAnyon Wilderness Area of the Cleveland National Forest. 359 Comment
  UCR162760  Senecio flaccidus var. douglasii John F. Green 2005-10-20 s.n. Riverside Elsinore Basin/Menifee Valley, Bundy Canyon, N of Bundy Canyon Road c. 2 mi east of Hwy I-15 518 Comment
  UCR92386  Senecio flaccidus var. douglasii F. M. Reed 1933-11-6 8306 Riverside Peninsular Range; Santa Rosa Mtns, Santa Rosa Indian Reservation 1402 Comment
  JOTR37489  Senecio flaccidus var. monoensis Hodges, Stephen R. 2016-5-1 618 Riverside Joshua Tree National Park. Cottonwood Mountains, south of the springs area Comment
  CLARK-A1528-2086  Senecio mohavensis John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  JOTR36444  Senecio mohavensis La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3414 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
  UCR217798  Senecio mohavensis Jim Andre, T. La Doux 2010-2-28 12555 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
  RSA614420  Senecio vulgaris D. L. Banks 1997-3-16 1553 Riverside NW Palomar Mountains, Agua Tibia Mountains: North face of Dorland Mountain, the Dorland Mountain Arts Colony along the circular drive that runs around the north side of the compound. 567 Comment
  JOTR34310  Senna armata Andre, Jim 2012-4-11 20725 Riverside Joshua Tree National Park. Pinto Basin; along road to Cootonwood, I mi NW of Fried Liver Wash, approx. 15 mi S of Hwy 62 in Twentynine Palms 617 Comment
  UC68613  Senna armata H. M. Hall Apr. 1905 5843 Riverside Canyon Springs Colorado Desert, Canyon Springs Comment
  JEPS42887  Sesuvium verrucosum W. L. Jepson 1912-11-1 5271 Riverside near Blythe (along the Colorado River, Needles to Yuma, Blythe Landing, Palo Verde Valley); Colorado River, Palo Verde Valley, Blythe Landing 82 Comment
  UC665776  Sesuvium verrucosum Ira L. Wiggins 1941-3-24 9582 Riverside 3.5 mi s of Mortmar (along eastern margin of Salton Sea); Salton Sea Comment
  RSA0112042  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