Search Results — 2000 specimen records retrieved (1906 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229356  Abronia villosa Roxana S. Ferris 1918-6-14 966 Riverside In desert at Palm Springs Comment
  RSA461028  Abronia villosa D. A. Young 1969-3-28 P- 393 Riverside At end of Hayfield Rd., S of Interstate Hiway 10. 305 Comment
  UCR248478  Abronia villosa Duncan S. Bell 2012-4-5 3313 Riverside Sonoran (Colorado) Desert, Palen sand dunes on the southwest side of the Palen Mountains at the south end of Palen Valley and the northwestern part of Chuckwalla Valley; vicinity of the Desert Lily Sanctuary 160 Comment
  RSA461201  Abronia villosa var. aurita N. C. Cooper 1944-7-15 1592 Riverside Palms to Pine Hwy 1463 Comment
  CAS-BOT-BC489834  Abronia villosa var. villosa Naomi Fraga; Sarah J. De Groot; Lisa Rojas; Leland Lubinsky 2005-2-10 1420 Riverside Colorado Desert: Northeastern Colorado Desert region, along Palen Rd near Hwy 177 170 Comment
  CHSC100690  Abronia villosa var. villosa Naomi Fraga; Sarah J. De Groot, Lisa Rojas, Leland Lubinsky 2005-2-10 1420 Riverside Colorado Desert; Northeastern Colorado Desert region: Along Palen Road near Hwy 177. 170 Comment
  JOTR34400  Abronia villosa var. villosa Andre, Jim 2012-4-16 20934 Riverside Joshua Tree National Park. Along Geotour Road, at north end of one-way loop in Pleasant Valley at foot (south end) of Hexie Mountains, 6.7 mi. south of National Park Loop Rd. 989 Comment
  SD129314  Acacia dealbata John Adams 1966-3-12 434 Riverside Hwy 74 above Lake Elsinore, toward Capistrano. 609 Comment
  RSA121731  Acacia greggii var. arizonica H. S. Yates 1937-6-27 6727 Riverside Mouth of Deep Canyon. 305 Comment
  CAS-BOT-BC35190  Acamptopappus sphaerocephalus Ynez Whilton Winblad 1937-4-23 s.n. Riverside Palms to Pines Highway, Mt. San Jacinto Comment
  UCR100091  Acamptopappus sphaerocephalus R. G. Swinney 1967-2-19 43 Riverside San Jacinto Mtns/Colorado Desert, Snow Creek 335 Comment
  RSA1218  Acamptopappus sphaerocephalus var. sphaerocephalus B. D. Stark 1930-4-1 1491 Riverside Devils garden. Comment
  UC74095  Acamptopappus sphaerocephalus var. sphaerocephalus M. F. Gilman 1904-1-1 39 Riverside Banning; Southern California Comment
Read comments Mar 21 2011
  OBI32776  Acer negundo F. C. Vasek 1964-7-26 640726 -1 Riverside 2 mi N of Kenworthy Ranger Station Comment
  RSA586933  Achillea millefolium D. L. Banks, Peter Morrell 1995-5-4 0299 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 Dripping Springs Trail., 33 deg 26' 18''N-116 deg 58' 27''W 950 Comment
  SEINET7300421 Image available Achnatherum coronatum R. W. Pohl 1963-5-29 9429 Riverside S fork of San Jacinto River and N fork of San Jacinto River, Hy 74 Comment
  UCD50446  Achnatherum hymenoides John Thomas Howell 1928-3-11 3428 Riverside 6 miles se. of Garnett Station, Colorado Desert, Riverside County. 152 Comment
  SEINET10376003 Image available Achnatherum parishii Marc A. Baker, Michelle Cloud-Hughes 2011-6-10 17356 Riverside Along Morris Ranch Road, 400m north of Kenworthy Station, 4km west of Butterfly Peak, west base of San Jacinto Mountains, Garner Valley, just east of Thomas Mountain. 1420 Comment
  UCR48502  Achyrachaena mollis Steve Boyd 1986-4-19 1708 Riverside Temescal Canyon, Temescal Canyon: flats at SE end of Alberhill Mtn. 396 Comment
  CAS-BOT-BC384737  Achyronychia cooperi Milo S. Baker 1928-4-3 3283 a Riverside Palm Canon [Canyon] Comment
  CAS-BOT-BC384738  Achyronychia cooperi LeRoy Abrams 1903-4-6 3206 Riverside Palm Springs Comment
  POM14011  Achyronychia cooperi P. A. Munz, D. D. Keck 1922-4-13 4937 Riverside Desert Center; Chuckwalla Valley Comment
  RSA672325  Achyronychia cooperi George B. Grant 1906-5-1 s.n. Riverside Palm Springs, Colorado Desert. Comment
  RSA797564  Achyronychia cooperi Baker, Michelle Cloud-Hughes 2011-12-18 17501 Riverside 67km WNW of Blythe, 17km west of Palen Pass, 27km NNE of Desert Center 175 Comment
  UCR103321  Achyronychia cooperi George K. Helmkamp, E. A. Helmkamp 1998-2-5 2651 Riverside Sonoran (Colorado) Desert, Indio Hills, 3 mi. east of Thousand Palms & 1.1 mi. N on Amity Rd. 101 Comment
  UCD104583  Acmispon R. Tofsrud 1951-3 s.n. Riverside W. of Elsinore on Hwy. 74. 609 Comment
  SEINET1004352  Acmispon americanus var. americanus A. C. Sanders, Mike Misenhelter 2004-1 28827 Riverside Santa Ana Mtns./Santa Rosa Plateau: hill 2139 at west end of Mesa De Colorado, private land on the west side of Via Volcano adjacent to the Santa Rosa Plat. Ecol. Reserve 640 Comment
  SBBG67318  Acmispon argophyllus var. argophyllus M. N. Ackley 1928-4-1 549 Riverside Snow Crk, Mt San Jacinto 609 Comment
  RSA0117927  Acmispon rigidus Sarah J. J. De Groot, Cheryl Sevilla 2016-3-15 7635 Riverside Santa Rosa Mountains: along Dunn Road between Haystack and Asbestos Mountains; southwest of Palm Desert, northeast of Potrero Spring, between Palm and Deep Canyons. 1231 Comment
  SD224963  Acmispon strigosus G. K. Helmkamp 1998-4-3 3080 Riverside Snow Creek area N of Mt. San Jacinto; at edge of stream S of Snow Creek Rd at a point 1.4 mi. S of CA Hwy 111. 395 Comment
  CAS-BOT-BC22557  Adenophyllum porophylloides P. A. Munz 1932-4-24 12395 Riverside Snow Creek Canyon, San Jacinto Mountains 457 Comment
  JOTR31774  Adenophyllum porophylloides Andre, Jim, Tasha La Doux 2009-3-10 11243 Riverside Joshua Tree National Park. South end of the Cottonwood Mountains, near Pinkham Wash just north of aquaduct just inside park boundary; approx. 7mi west of south entrance 541 Comment
  RSA680558  Adenophyllum porophylloides Scott D. White, Michael Honer 2003-4-30 9139 Riverside Shavers Valley. About 1-2 miles south west of unnamed freeway exit at pumping station. 396 Comment
  CLARK-A1528-3973  Adenostoma sparsifolium John C. Roos 1946-8-27 2787 Riverside Santa Rosa Mountains 1920 Comment
  POM13406  Adenostoma sparsifolium E. C. Jaeger 1922-8-20 1005 Riverside North slope of San Jacinto Peak. 1372 Comment
Read comments May 29 2011
  UCD112517  Adenostoma sparsifolium R. N. Raynor 1941-7-28 s.n. Riverside Highway 71 between Temecula and Aguanga. Comment
  UCR80813  Agoseris grandiflora Scott D. White 1993-5-29 1468 Riverside San Bernardino Mtns., Big Oaks Canyon, Yucaipa Ridge 1835 Comment
  SD232568  Agrostis scabra Scott D. White 1996-8-1 4433 Riverside San Jacinto Mts.: Idyllwild area: Hwy 243 at Deer Springs trailhead and adjacent area. S facing mountainside. Deer Spr Ck dry. 1700 Comment
  UCD117504  Aliciella latifolia James Henrickson 1963-3-29 1198 Riverside 9 miles E of Mecca, along Highway 195. 182 Comment
  OBI29474  Allionia incarnata David J. Keil, Melissa Luckow 1979-8-31 13150 Riverside Jctn of Box Cyn Rd and I-10 just S of exit ramp at wash crossing Comment
  POM13892  Allionia incarnata P. A. Munz, D. D. Keck 1922-4-9 4828 Riverside South base of Eagle Mountains 3 miles NE of the 'Hayfields' 213 Comment
  UCR260253  Allionia incarnata A. C. Sanders, Jim Malusa 2015-3-11 41393 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Gasline Road at junction with road to Observation Point Slats, US Navy Chocolate Mountains Aerial Gunnery Range 723 Comment
  JOTR33712  Allionia incarnata var. incarnata La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1001 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  RSA770542  Allium haematochiton S. Mashayekhi, M. Biabani 2008-4-6 SM 010 Riverside Ortega Hwy 74, 5.9 miles from south main divide, below the Radio Tower 971 Comment
  SEINET182578  Allium haematochiton I. W. Clokey 1935-4-18 6555 Riverside Cavilan Peak 600 Comment
Read comments Aug 3 2013
  UCR228840  Allium haematochiton A. C. Sanders, T. B. Salvato 2011-4-27 39339 Riverside Peninsular Range, south side of Alberhill Mountain in vicinity of Durant Siding and Terra Cotta, near Nichols Rd. and extension (under construction) toward Lake St. 390 Comment
  RSA770516  Allium munzii S. Mashayekhi, Steve Boyd, M. Biabani 2008-4-15 SM 012 Riverside East of Elsinore Peak, on clay hill. Comment
  JOTR30919  Allium parishii La Doux, Tasha, Bill Truesdell 2008-4-29 2595 Riverside Joshua Tree National Park. Little San Bernardino mountains, north end of Quail Mountain; Steep rocky slopes above side canyon, south of Johnny Lang Canyon (Stop 7) 1208 Comment
  RSA70237  Allium peninsulare var. peninsulare F. W. Peirson 1933-4-15 10649 Riverside Whitewater Canyon, 4.5 miles above bridge at head of Coachella Valley. 701 Comment
  UCR125761  Allium triquetrum A. C. Sanders, T. B. Salvato 2003-4-3 25830 Riverside San Bernardino Valley/Upper Santa Ana River, Riverside, UCR campus, between East Campus Drve and Parking Lot 10 335 Comment
  RSA678942  Allophyllum Scott D. White, Michael Honer 2003-6-3 9486 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  UCR16653  Allophyllum divaricatum Frances McKinley 1968-5-4 680305- 4 Riverside San Jacinto Mtns., slope 2.8 mi up Banning-Idylwild Road on S side 915 Comment
  UCR174362  Allophyllum glutinosum A. C. Sanders 2006-5-19 32406 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
  JOTR32108  Amaranthus albus Harding, Mitzi, Kipp Callahan 2012-8-27 283 Riverside Joshua Tree National Park. Pinto Basin, along southern edge of Pinto Mountains; along Old Dale Road, near Sunrise Mill Comment
  UCR174323  Amaranthus albus A. C. Sanders, D. Bramlet, Mihai Costea, T. B. Salvato 1999-10-15 23172 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. east of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  RSA512128  Amaranthus blitoides Ed LaRue 1989-4-21 s.n. Riverside Moreno valley, University of California agricultural experimental farms, ca. 1/2 mi. S of Alessandro Blvd. at NE corner of Catus Ave. & Nason Street. Comment
  UCR21773  Amaranthus caudatus S. Day 1980-9-4 s.n. Riverside private residence in Riverside Comment
  RSA0106724  Amaranthus fimbriatus Duncan S. Bell 2011-9-30 2936 Riverside Northeastern section of the Arica Mountains; northwest section of Rice Valley; approx. 2 air miles southwest of the ghost town of Rice. 234 Comment
  RSA356608  Amaranthus fimbriatus R. F. Thorne 1966-10-15 41817 Riverside Palm Springs. Comment
  UCD97222  Amaranthus fimbriatus Geoffrey Levin 1976-11-26 1191 Riverside Box Canyon, about 11 miles E of Mecca. 91 Comment
  UCR272653  Amaranthus fimbriatus Sarah J. De Groot, Amy Rouillard 2015-9-15 7573 Riverside along Eagle Mountain Road north of Hwy I-10, at large wash crossin west of Desert Center, western Chuckwalla Valley Comment
  RSA319700  Amaranthus palmeri Patricia Wilder 1970-10-30 4820 Riverside Prado Flood Control Basin east of Prado Dam. East of Chino Hills, Santa Ana River Drainage Area 152 Comment
  SEINET959638  Amaranthus powellii A. C. Sanders 1999-1 23104 Riverside Peninsular Range; San Jacinto Mtns.: Graner Valley, along Hwy 74 at Horse Canyon Rd., toward east end of valley (Butterfly Peak 7.5) 1448 Comment
  POM263162  Ambrosia acanthicarpa J. C. Roos 1937-8-19 359 Riverside Thomas Valley, San Jacinto Mts. Comment
  RSA188422  Ambrosia acanthicarpa L. S. Rose 1966-12-11 66094 Riverside Palm Springs. 152 Comment
  SEINET4691693  Ambrosia confertiflora O. F. Clarke 2009-1 s.n. Riverside Peninsular Range: Riverside; O. F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  POM14015  Ambrosia dumosa Philip A. Munz, D. D. Keck 1922-4-13 4934 Riverside Eagle Mountains 274 Comment
  RSA302651  Ambrosia dumosa J. R. Shevock 1972-3-13 1403 Riverside Hwy 111, near Palm Springs 183 Comment
  RSA650428  Ambrosia dumosa R. J. Silva 1949-2-20 s.n. Riverside Found 1000 Palm Canyon, 10 mi. west of Indio. Comment
  UC1922419  Ambrosia dumosa Naomi Fraga, Lisa Rojas 2005-2-10 1415 Riverside Colorado Desert; Northeastern Colorado Desert region; Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 502 Comment
  RSA11969  Ambrosia ilicifolia Philip A. Munz, D. D. Keck 1922-4-9 4782 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 457 Comment
Read comments Apr 5 2011
  RSA0008349  Ambrosia pumila R. E. Riefner 1998-9-1 98 -498 Riverside Aguanga, Hwy. 79, Temecula Creek Comment
  UC1979867  Ambrosia salsola Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy 2011-3-24 848 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region: Chuckwalla Mountas Wilderness, off Corn Spring Road. Large wash draining out of large canyon in Chuckwalla Mountains, draining through pavement plain bajadas. Comment
  UCR168321  Ambrosia salsola E. K. Balls 1949-4-2 12904 Riverside Sonoran (Colorado) Desert, towards Salton Sea near Durmid on Highway 111 -67 Comment
  UCR243154  Ambrosia salsola LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4285 Riverside Transverse Ranges; San Bernardino Mountains, Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat Canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W. Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon 871 Comment
  SD80050  Ambrosia salsola var. salsola Nancy Ryan Zabriskie, Walter Zabriskie 1970-3-27 271 Riverside Below Andreas Canyon Clubhouse, Andreas Canyon 305 Comment
  UCR162641  Amsinckia intermedia S. J. Myers, John F. Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1189 Comment
  UCR167069  Amsinckia intermedia Scott D. White 2005-3-29 10845 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
  UCR100044  Amsinckia menziesii var. menziesii Scott D. White 1993-3-3 1092 Riverside Perris Basin, Romoland/Winchester area 442 Comment
  UC1168706  Amsinckia tessellata var. tessellata Peter H. Raven 1958-3-16 11858 Riverside Joshua Tree National Monument Comment
  UCR174344  Anagallis arvensis A. C. Sanders 2006-5-19 32399 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
  UCD56048  Andropogon glomeratus Lewis S. Rose 1945-12-23 45298 Riverside Colorado Desert, Palm Springs. 137 Comment
  UCR160883  Andropogon glomeratus T. B. Salvato, Kelly Volansky 2004-11-17 114 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  UCR137354  Anemopsis californica 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
  UCR174515  Anemopsis californica A. C. Sanders, John F. Green 2006-5-18 32377 Riverside Peninsular Range, French Valley, Briggs Road, stream crossing just south of Los Alamos Road, upstream of Adobe Spring and west of Hwy 79 409 Comment
  UCR235050  Anemopsis californica A. C. Sanders, John F. Green 2012-5-27 40213 Riverside Peninsular Range; Perris-Aguanga Basin Region, eastern edge of Gavilan Hills, powerline route west of San Jacinto River and east of Hwy 74, 5.6 km SE of Perris 441 Comment
  RSA77439  Angelica tomentosa F. W. Peirson 1924-7-29 5024 Riverside Open Mountain slope on road from Banning to Idyllwild, San Jacinto Mountains. 1677 Comment
  RSA455526  Angelica tomentosa var. tomentosa N. C. Cooper 1949-6-29 4354 Riverside Above Banning 915 Comment
  CAS-BOT-BC79933  Antennaria microphylla H. M. Hall 1901-7-1 2401 Riverside Tamarack Valley 2834 Comment
  POM13084  Antennaria rosea E. C. Jaeger 1921-6-22 s.n. Riverside Long Valley. San Jacinto Mts. 2439 Comment
  SD187325  Anthriscus caucalis Scott D. White, Angelia Carey 2004-4-16 10189 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 548 Comment
  POM158439  Antirrhinum coulterianum Philip A. Munz 1927-5-21 10882 -a Riverside 10 miles SW of Coahuila [now Cahuilla]. Comment
  RSA650900  Antirrhinum coulterianum R. S. Woglum 1937-04 303 Riverside Mojave Desert: Palm Springs. . Comment
  UCR158132  Antirrhinum kelloggii A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30100 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
  RSA180499  Antirrhinum nuttallianum subsp. nuttallianum E. W. Lathrop 1965-5-23 5766 -a Riverside Riverside, 8 miles W of Murrieta 610 Comment
  UCR177999  Apiastrum angustifolium S. J. Myers, John Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1189 Comment
  HSC80297  Apium graveolens Steve Boyd 1985-7-23 1011 Riverside 7 mi W of Rancho California 366 Comment
  CAS-BOT-BC405877  Aquilegia formosa Carl B. Wolf 1932-5-24 3652 Riverside NO. BASE OF SAN JACINTO MTS. SNOW CREEK CANYON. 1 MI. ABOV FISH HATCHERY. Comment
  CAS-BOT-BC405878  Aquilegia formosa Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Idyllwild Comment
  POM48328  Arabis perennans E. C. Jaeger 1925-3-1 s.n Riverside Snow Canyon, San Jacinto Mts. Comment
  POM184733  Arabis pulchra var. gracilis C. L. Hitchcock 1932-4-9 12229 Riverside Joshua Tree National Monument; White Tanks, eastern Riverside. Comment
  UC6051  Arceuthobium campylopodum H. M. Hall 1901-6-12 2100 Riverside s side San Jacinto Mtns 1524 Comment
  RSA629382  Arctostaphylos glandulosa Jon E. Keeley 1992-4-17 15084 Riverside End of Woodchuck Road, Woodchuck Resort. 2 km south of Highway 79. 670 Comment
  RSA629413  Arctostaphylos glandulosa Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19502 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  RSA629414  Arctostaphylos glandulosa Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19501 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  RSA629454  Arctostaphylos glandulosa Jon E. Keeley 1992-7-17 16804 Riverside Road to Thomas Mountain (5S15), 6.3 km north of Toolbox Spring. 1770 Comment
  RSA629466  Arctostaphylos glandulosa Jon E. Keeley 1992-6-16 16836 Riverside Hwy 243, 30 km N of Idyllwild. 1630 Comment
  UCR273483  Arctostaphylos glandulosa A. C. Sanders, Glen Morrison 2016-8-4 42617 Riverside Peninsular Range; Santa Ana Mountains, Santa Rosa Plateau, Squaw Mountain, Avenida Escala near Hacienda Dr. intersection, 2.35 air km east of Tenaja Guard Station 747 Comment
  UCR273484  Arctostaphylos glandulosa A. C. Sanders, Glen Morrison 2016-8-4 42616 Riverside Peninsular Range; Santa Ana Mountains, Santa Rosa Plateau, Squaw Mountain, Avenida Escala near Hacienda Dr. intersection, 2.35 air km east of Tenaja Guard Station 747 Comment
  RSA629403  Arctostaphylos glandulosa subsp. leucophylla Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19522 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  RSA629404  Arctostaphylos glandulosa subsp. leucophylla Allen Massihi, Jon E. Keeley, Robert Goar 1992-8-11 19523 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  RSA629453  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-7-17 16809 Riverside Rd. to Thomas Mtn. (5S15), 9.5 km north of Toolbox Spring. 1640 Comment
  RSA631825  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16609 Riverside Road to Santa Rosa Mtn. (7S02), 0.5 km south of Hwy 74. 1475 Comment
  RSA631845  Arctostaphylos glauca Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20176 Riverside Truck trail on north-face of Santa Rosa Mountain, ca. 3 km south of Pinyon Pines, Santa Rosa Mountains. 1350 Comment
  UCR199576  Arctostaphylos glauca Scott D. White, Angelia Carey 2004-7-2 10584 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Poppet Creek Canyon 610 Comment
  UCR60640  Arctostaphylos glauca C. B. Wolf 1932-2-11 02649 Riverside Santa Ana Mtns, Hidden [Tin Mine] Canyon, 5 mi. west of Corona, base of Skyline Drive. 405 Comment
  RSA633530  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20147 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633639  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20145 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633720  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16632 Riverside Road to Santa Rosa Mountain (7S02), 2.5 km south of Highway 74. 1640 Comment
  RSA633740  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20157 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA635303  Arctostaphylos patula Jon E. Keeley, Rx Rothrock 1992-11-11 22535 Riverside Saddle Junction, ca. 2 km northeast of Humber Park, Idyllwild, San Jacinto Mtns. 2400 Comment
  RSA635304  Arctostaphylos patula Jon E. Keeley, Rx Rothrock 1992-11-11 22536 Riverside Saddle Junction, ca. 2 km northeast of Humber Park, Idyllwild, San Jacinto Mtns. 2400 Comment
  UCR3425  Arctostaphylos pringlei Heidi A. Haid 1964-5-17 64517- 3 Riverside San Jacinto Mtns., c. 1 mi from junction of Hurley Flats Rd and Idyllwild-Banning Rd 1402 Comment
Read comments Feb 3 2017
  POM367418  Arctostaphylos pringlei subsp. drupacea Joseph A. Ewan 1929-6-16 3586 Riverside Lily Creek Canyon above Idyllwild. 1677 Comment
  RSA70867  Arctostaphylos pringlei subsp. drupacea F. W. Peirson 1921-3-21 2386 Riverside Gordon Trail from Andreas Canyon, east base of San Jacinto Mts. 1829 Comment
  RSA78283  Arctostaphylos pringlei subsp. drupacea P. A. Munz, E. K. Balls 1952-8-21 17972 Riverside road to Santa Rosa Mt. from Vandeventer Flat 1829 Comment
  UCD105733  Arctostaphylos pringlei subsp. drupacea K. M. Meyer; A. Townesmith, T. Scott 2007-3-16 15 Riverside San Bernardino National Forest. Next to Lake Fulmor, 17 mi. S on Hwy 243 (off I-10). 1632 Comment
  RSA635786  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16529 Riverside Red Mountain Road, 5 km east of R3. 1000 Comment
  RSA636186  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19487 Riverside West of Temecula, off Calmara Rd., 1 km south of Carancho Rd. and west of De Luz Rd., eastern Santa Margarita Mountains. 600 Comment
  SD180717  Arctostaphylos rainbowensis C. Matt Guilliams 2007-8-2 398 Riverside Santa Margarita Ecological Reserve, east of A!Highlands TrailA(r) on mesa top near weather station. Among boulders, exposed, 0 slope. 639 Comment
  UCR84602  Arenaria douglasii Scott D. White, S. Ogg 1994-4-21 1951 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  RSA752790  Arenaria macradenia Scott D. White, Justin M. Wood 2009-5-21 12856 Riverside San Jacinto Mountains: Garner Valley, near abandoned duck ponds, S of Quinn Flat. 1357 Comment
  UC219064  Arenaria macradenia var. macradenia P. A. Munz 1922-6-29 5893 Riverside Santa Rosa Mts. 2133 Comment
  RSA127721  Argemone corymbosa subsp. corymbosa John H. Thomas 1949-4-23 455 Riverside 9 miles north of DEsert Center, near Boulder Well, on highway between Desert Center and Rice. Comment
  UC1040951  Argemone munita Gerald B. Ownbey and Findley Ownbey 1954-5-22 2112 Riverside 2.8 mi se Palm Springs Comment
  RSA736796  Argemone munita subsp. munita Scott D. White, Angelia Carey 2004-7-2 10568 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  CLARK-A1528-4461  Aristida adscensionis John C. Roos 1946-10-26 3143 Riverside Chuckwalla Mountains Comment
  UC165056  Aristida adscensionis S. B. Parish 1912-6-28 8122 Riverside mouth of canyon near Mecca; Colorado Desert, Red Canyon Comment
Read comments Nov 24 2011
  SEINET10836050  Aristida adscensionis Harvey M. Hall 1905-5-1 Hall 5963 Riverside Canons along Colorado River, Colorado Desert. Comment
  RSA129293  Aristida adscensionis var. modesta H. S. Yates 1937-3-23 6442 Riverside 15 miles NNE of Mecca 457 Comment
  RSA385010  Aristida adscensionis var. modesta Christopher Davidson, J. Jones 1980-4-4 9950 Riverside West end of the Orocopia Mountains in a small canyon and wash almost due south of Oro Peak., Approx. 33 deg 37'N, 115 deg 53'W. Comment
  CLARK-A1528-4471  Aristida hamulosa John C. Roos 1941-8-2 82 Riverside San Jacinto River 761 Comment
  JOTR33752  Aristida purpurea var. nealleyi La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2750 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  UCD56548  Aristida purpurea var. nealleyi H. S. Yates 1937-6-27 6721 Riverside head of Deep Canyon. 1219 Comment
  SD43534  Artemisia dracunculus Philip A. Munz 1946-10-19 11566 Riverside Coahuila 1095 Comment
  UCR111590  Artemisia dracunculus Mitch Provance 1999-1-5 1740 Riverside Mira Loma, Delhi sand dune remnant on SE corner of Milliken Ave. and Patton Rd. 256 Comment
  JOTR32635  Artemisia ludoviciana subsp. albula La Doux, Tasha, K. Matthews, S. Szabo, J. Van Warmerdam, B. Truesdell 2007-10-4 2557 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Lower Covington Flat, southeast of trailhead heading toward Smith Water Canyon (Stop 2) 1398 Comment
  IRVC496  Artemisia ludoviciana subsp. incompta R. H. Whittaker, W. A. Niering 1963-6-9 SJ 365 Riverside Above saw mill. Peninsular Ranges, Santa Rosa Mountains 1936 Comment
  LA202958  Artemisia tridentata subsp. tridentata Harlan Lewis; 1939-10-22 1034 Riverside San Jacinto Mountains, Hemet Lake 1371 Comment
  RSA70334  Asclepias californica F. W. Peirson 1922-4-29 4255 Riverside Leach Canyon. ( base of Santa Ana Mts., near Elsinore) 534 Comment
  RSA645934  Asclepias eriocarpa Scott D. White 1999-6-8 7455 Riverside Corona, near Bedford Canyon: foothills at eastern slope of Santa Ana Mts. ''Joseph Canyon'' wash near a disused quarry. 335 Comment
  RSA0021475  Asclepias eriocarpa R. F. Thorne, E. W. Lathrop, Walter Wisura 1977-7-8 49540 Riverside Santa Ana Mountains: along Ortega Highway (74), perhaps 1/4 mile west of El Cariso Comment
  CDA39850  Asclepias erosa T. C. Fuller 1962-10-2 9700 Riverside South side of Hwy. 60-70 to Blythe, ca. 10 miles east of Desert Center. 0 Comment
  CDA39851  Asclepias erosa W. E. Henson Nov 1937 s.n. Riverside Blythe. 0 Comment
  JOTR30288  Asclepias erosa La Doux, Tasha, Bill Truesdell 2006-10-3 1783 Riverside Joshua Tree National Park. Pinto Basin: (Stop 2) east side of Hexie Mtns. at mouth of Pinkham Spring Canyon 694 Comment
  RSA0111978  Asclepias erosa Duncan S. Bell 2009-8-15 416 Riverside Northwest of the Arica Mountains. 286 Comment
  JOTR32521  Asclepias fascicularis Harding, Mitzi 2011-7-18 s.n. 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
  RSA524469  Asclepias subulata Steve Boyd, Tim Ross, L. Arnseth, J. Bonilla 1990-4-3 4072 Riverside Vail Lake area, upper benches and adjacent slopes of E flank of Big Oak Mountain, S of E summit. 610 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
  RSA0061163  Asphodelus fistulosus Robt. Allen 2009-4-3 s.n. Riverside Santa Ana Mountains region: Near community of El Cariso. Along South Main Divide Road, 515 air meters(0.32 air miles) southeast of junction with Ortega Hwy (SR74). 843 Comment
  RSA740075  Aster ascendens Scott D. White, Justin M. Wood 2008-6-16 12138 Riverside San Jacinto Mountains: Meadow at Quinn Flat. 1378 Comment
  RSA661032  Aster bernardinus A. C. Sanders, Mitch Provance 1999-9-26 23078 Riverside McMullen Flat ca. 1 km NW of Valley High County Park, ca. 1 km SE of Hwy 74 off (W of) Twin Pines Ranch Rd. 1195 Comment
  CLARK-A1528-158  Aster exilis John C. Roos 1951-9-25 5275 Riverside Riverside 259 Comment
  UCR207320  Aster subulatus O. F. Clarke 2007-10-5 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UC862495  Astragalus aridus Lewis S. Rose 1937-4-10 37155 Riverside 3 mi se Indio; se of Indio -15 Comment
  JOTR32189  Astragalus bernardinus Harding, Mitzi & Herskovits, Tasya, D. Oquendo 2011-5-5 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Gravelly hills above canyon wash (Stop 3) 1217 Comment
  CAS-BOT-BC177530  Astragalus bicristatus Elizabeth McClintock 1965-6-25 s.n. Riverside Santa Rosa Mt., a short distance below summit Comment
  CAS-BOT-BC177717  Astragalus crotalariae Peter H. Raven 1958-1-25 11484 Riverside Salton Sea State Park, 10.5 miles south of Mecca, on east side of Salton Sea Comment
  CAS-BOT-BC177718  Astragalus crotalariae P. A. Munz; D. Keck 1922-4-8 4743 Riverside Colorado Desert. 1/2 mi. east of Indio -15 Comment
  LA204888  Astragalus crotalariae Carl Epling; March 1927 sn Riverside Whitewater Pass near Palm Springs Comment
  UCR241012  Astragalus didymocarpus Tracy Tennant 1998-4-28 257 Riverside San Jacinto, Ramona Expressway and Donna Way, near bank of San Jacinto River 488 Comment
  RSA498261  Astragalus didymocarpus var. dispermus Robert M. Perkins, H. de Forest 1937-3-15 382 Riverside Just West of Desert Center. Comment
  RSA781909  Astragalus didymocarpus var. dispermus Duncan S. Bell 2010-5-1 899 Riverside Arica Mountains: northwest section of the project area, approximately 2 air miles south of the junction of Highway 62 and the aqueduct access road. 283 Comment
  UC81306  Astragalus douglasii var. douglasii S. B. and W. F. Parish Apr. 1882 1407 Riverside Morongo Comment
Read comments Jul 4 2007
  CAS-BOT-BC178441  Astragalus douglasii var. parishii Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild. Comment
  UC1930031  Astragalus douglasii var. parishii Scott D. White, Justin Wood 2008-6-5 12079 Riverside San JAcinto Mountains: Garner Valley: Hwy 74 @ Thomas Mountain Rd. - SW corner of junction. Comment
  POM306063  Astragalus filipes Henry J. Ramsey, Henry J. Ramsey 1937-5-30 1323 Riverside Palms to Pines Highway. Comment
  RSA500098  Astragalus gambelianus Steve Boyd 1989-4-2 3212 Riverside Vail Lake Area, W end of bench on S flank of Oak Mt. 518 Comment
  RSA776289  Astragalus nuttallianus var. cedrosensis Duncan S. Bell, Amanda Turek 2010-4-10 835 Riverside Riverside Mountains; in the vicinity of Mountaineer Mine and Calzona Mine; approximately 3.8 air miles west of the Colorado River; approximately 2 air miles northeast of Riverside Mountain Peak. 198 Comment
  RSA550340  Astragalus nuttallianus var. imperfectus Walter Wisura, John Dolan, Michael Wall 1992-3-25 4648 Riverside Low Desert: Ford Dry Lake N of I-10 at Hopkins Well. Comment
  RSA769653  Astragalus pachypus var. jaegeri Duncan S. Bell, Naomi Fraga 2010-4-22 854 Riverside San Bernardino National Forest: Rouse Ridge, 1.6 air miles south east of junction of Highway 74 and forest service road 5S15. 841 Comment
  CAS-BOT-BC194164  Astragalus palmeri P. A. Munz; D. Keck 1922-4-13 4935 a Riverside Eagle Mts., Colorado Desert Comment
  CLARK-A1656-823  Astragalus palmeri Jon Mark Stewart 1983-2-4 Riverside Palm Desert 305 Comment
  CAS-BOT-BC194174  Astragalus pomonensis T. Winfield 1975-5-9 2425 Riverside Goetz Rd ~ 2 m N Sun City, 1 m S Ethanic Rd. Comment
  RSA500574  Astragalus pomonensis Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3572 Riverside Vail Lake area, along Arroyo Seco drainage from jtn. with Kolb Creek, S to w/in 1/4 mi Hwy 79. 457 Comment
  SD187401  Astragalus pomonensis Scott D. White 2004-4-16 10161 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes 548 Comment
  SEINET3860170  Astragalus pomonensis John F. Green 2009-3-7 s.n. Riverside Peninsular Range: Wildomar, west of Grand Ave off Sweet Nectar Rd.; 0 415 Comment
  UC863010  Astragalus pomonensis Carl B. Wolf 1932-5-25 3697 Riverside 1 1/2 mi sw of summit Moreno Grade (Bad Lands, sw of Beaumont); Bad Lands, sw of Beaumont, summit Moreno Grade 548 Comment
  LA205752  Astragalus tricarinatus Marcus E. Jones; 1929-3-9 Riverside San Bernardino Mountains, Whitewater Canyon Comment
  UCR129824  Athyrium filix-femina I. W. Clokey, E. G. Anderson 1935-8-21 6504 Riverside San Jacinto Mtns., Fuller's Creek 1585 Comment
  RSA692509  Athyrium filix-femina subsp. cyclosorum Sisson 1930-11-12 19 Riverside San Jacinto Mtns.: Near Idyllwild. Strawberry Creek. 1982 Comment
  SDSU6305  Atrichoseris platyphylla Mark Dodero 1992-5-1 1 V92A Riverside Box Canyon road, ca. 6.7 miles northeast of Hwy. 111 Comment
  POM13772  Atriplex canescens E. C. Jaeger 1921-7-15 1189 Riverside Soboba Hot Springs Comment
  POM278731  Atriplex canescens Grant D. Brown 1950-12-2 585 Riverside Cajalco Resevoir, SE; Cajalco Canyon. 442 Comment
  UC1366101  Atriplex canescens K. R. Montgomery 1969-9-7 69 -31 Riverside 18 mi s Hemet (1.5 mi e of Riverside Co. Hgwy 3, on Wilson Valley Road); s of Hemet Comment
  CAS-BOT-BC170230  Atriplex canescens subsp. linearis Carl B. Wolf 1932-10-13 4324 Riverside NE side of Salton Sea, at Durmid, NE side of S.P.R.R. tracks - Colorado Desert -60 Comment
  JOTR34410  Atriplex canescens var. laciniata La Doux, Tasha, M. Harding, B. Truesdell, D. Shade 2012-9-25 3097 Riverside Joshua Tree National Park. Cottonwood Mountains; Cottonwood Spring, near oasis 914 Comment
  RSA0015058  Atriplex coronata var. notatior D. E. Bramlet, F. Roberts, I. Anderson 2005-6-10 3877 Riverside 4.5 miles west of Hemet, 2000 feet south of Stetson and 700 feet east of California. 456 Comment
  SBBG128830  Atriplex glauca R. E. Riefner Jr. 2002-12-12 02 -521 Riverside Temescal Cyn Mouth, city of Corona, along Magnolia Ave, off-ramp on SW side of Hwy 15 216 Comment
  SBBG65383  Atriplex hymenelytra S. W. Hutchinson 1928-2-1 107 Riverside Thousand Palms 243 Comment
  UCR98499  Atriplex parishii C. Reiser 1996-5-9 s.n. Riverside Winchester; north of Haddock, west of Farnsworth Road; also south of Simpson Road; near Adams Comment
  CLARK-A1528-5395  Atriplex polycarpa John C. Roos 1943-12-19 2763 Riverside Pushawalla Wash Comment
  RSA689386  Atriplex rosea Scott D. White 2003-6-9 9523 Riverside Northeast corner of Devonshire Ave. and Warren Rd., immediately south of Tres Cerritos. 473 Comment
  POM319681  Atriplex rosea Patricia Wilder 1970-10-15 4750 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills 152 Comment
Read comments Sep 26 2009
  RSA422258  Atriplex saltonensis S. B. Parish 1913-9-20 8600 Riverside Mecca, Salton Sink. 58 Comment
  UCR114547  Atriplex serenana A. C. Sanders, K. C. Rose 1999-6-18 22815 Riverside Skinner/Domenigoni area, French Valley, E side of Washington Ave. near Rawson Rd. 451 Comment
  SBBG81109  Atriplex serenana var. serenana S. Cantrell, W. Appleby 1985-9-19 Riverside Santa Ana River Regional Park, S side of river 207 Comment
  UCR199793  Atriplex serenana var. serenana Scott D. White, Justin M. Wood 2008-6-13 12105 Riverside Beaumont Badlands, San Timoteo Canyon, near El Casco Lake (private pond) east of the road 610 Comment
  UCR92688  Atriplex suberecta A. C. Sanders, K. D. Jones, D. Malueg 1996-4-20 18049 Riverside San Jacinto Valley, San Jacinto River between Nuevo and Lakeview, from 11th to 13th Streets, E side of the river channel 433 Comment
  UCR201872  Atriplex triangularis Justin M. Wood 2008-9-22 145 Riverside SW Perris Basin, Temecula/Murrieta Creek, downstream of 1st Street bridge 305 Comment
  SBBG72745  Ayenia compacta M. D. Clary 1931-4-4 1282 Riverside Coral Reef Cyn 15 Comment
  UC871650  Ayenia compacta B. D. Stark 1933-5-13 4984 Riverside about 50 ft above stream bed; Andreas Canyon 762 Comment
  UCR146486  Azolla filiculoides Scott D. White, Angelia Carey 2004-9-16 10762 Riverside San Jacinto Mountains foothills, Indian Creek; (Lake Fulmor) 567 Comment
Read comments Aug 22 2020
  UCR82840  Baccharis brachyphylla A. C. Sanders, P. J. MacKay 1994-10-23 15849 Riverside San Bernardino Mtns/Colorado Desert, Whitewater River Canyon, between the trout hatchery and Bonnie Bell 671 Comment
  UCSB42280  Baccharis brachyphylla Roos, John 1958-9-27 Riverside Carrizo Creek near Black Hill, Santa Rosa Mtns. 914 Comment
  SEINET10617173  Baccharis emoryi David B. Dunn 1946-2-22 Dunn 1945 a Riverside Collected on north side of Whitewater, in Colorado Desert. Comment
  CLARK-A1528-1626  Baccharis glutinosa John C. Roos 1949-9-21 4664 Riverside Reche Canyon 457 Comment
  UC63262  Baccharis glutinosa H. M. Hall 1904-5-1 4953 Riverside vicinity of Riverside; Santa Ana River 243 Comment
  UCR154624  Baccharis pilularis A. C. Sanders, Mike Misenhelter 2005-6-15 30991 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
  UCR141243  Baccharis pilularis subsp. consanguinea A. C. Sanders, Kelly Volansky 2004-10-6 28815 Riverside Santa Ana Mtns./Santa Rosa Plateau, 41050 Avenida La Cresta, south of Sierra Maria Rd. and c. 1.5 mi. north of Tenaja Rd., c. 2 miles NW of the Mesa de Colorado 671 Comment
  CAS-BOT-BC106747  Baccharis salicifolia Roxana S. Ferris 1953-3-6 12591 Riverside In creek bottom, Palm Canyon, south of Palm Springs Comment
  CAS-BOT-BC106748  Baccharis salicifolia W. R. Dudley 1903-12-26 s.n. Riverside Palm Canyon [Canon] Comment
  POM4662  Baccharis salicifolia L. T. Street, M. Durant 1918-5-12 s.n. Riverside San Jacinto River Canyon Comment
  RSA296140  Baccharis salicifolia B. A. Prigge 1980-8-5 3885 Riverside Whitewater canyon: 1.1 miles N of Interstate 10. 473 Comment
Read comments Jan 14 2010
  HSC84128  Baccharis salicina B. Pitzer, D. Hawks 1986-12-2 363 Riverside Temescal Canyon, ca. 1 mile N of Glen Ivy Hot Springs and 0.5 mile W of Hwy. I-15, off Lawson Drive between Temescal Canyon Rd. and Warm Springs Rd. 335 Comment
  RSA0021682  Baccharis sarothroides Duncan S. Bell 2013-10-30 s.n. Riverside Arica Mountains; east side of range; western section of Rice Valley, about 6 air miles southeast of the ghost town of Rice. 211 Comment
  UCR260060  Baccharis sarothroides Jim Malusa, A. C. Sanders 2015-3-10 s.n. Riverside Sonoran (Colorado) Desert, Chocolate Mountains, north end of the range c. 2 miles SE of Tabaseca Tank, c. 1.5 miles west of Gasline Rd., US Navy Chocolate Mountains Aerial Gunnery Range 671 Comment
  RSA314454  Bahiopsis parishii R. F. Thorne, F. R. Fosberg, M. H. Sachet, Charles C. Herbst 1983-4-23 55460 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  CAS-BOT-BC99974  Baileya pauciradiata Marcus E. Jones 1903-5-8 s.n. Riverside Indio -7 Comment
  RSA719073  Baileya pauciradiata Michael Honer 2005-3-18 2093 Riverside Palen Valley; appx. 3 mi. due E of Desert Center Airport. 134 Comment
  SBBG65722  Baileya pauciradiata Anstruther Davidson 1895-1 Riverside Palm Springs 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
  UCR144156  Bassia hyssopifolia Tricia Campbell 2003-12-2 s.n. Riverside Perris Basin, City of San Jacinto, corner of Ramona Blvd. and Sanderson Avenue 442 Comment
  CLARK-A1045-215  Bebbia juncea George K. Helmkamp 1979-4-18 Riverside Little San Bernardino Mountains 3.5 miles north of Dillon Road; dry wash; Lost Horse Mtn. 15'Q Comment
  OBI16935  Bebbia juncea H. E. McMinn 1935-6-27 4066 Riverside Palms to Pines Highway Comment
  UCR41337  Bebbia juncea N. M. Fellows 1984-11-12 26 Riverside San Jacinto Mtns., Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn. 489 Comment
  JEPS108702  Bebbia juncea var. aspera R. Kobaly, A. Singer, C. Spurrier, D. Thompson, M. J. Way, J. Willouby 2001-6-12 1 Riverside San Gorgonio Wilderness, Whitewater Canyon, 4.8 km N of Hwy 10 570 Comment
  UC893872  Bebbia juncea var. aspera I. W. Clokey 1935-4-17 6966 Riverside Shavers Wells Comment
Read comments Dec 13 2011
  CAS-BOT-BC75737  Berberis nevinii Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla 1990-4-2 3997 Riverside Vail Lake area, lower slopes of Agua Tibia mountain, along Highway 79, east of USFW Dripping Springs Guard Station. 609 Comment
  SD216473  Bernardia incana Jay B. Walker 1995-5-3 1405 Riverside South of Palm Desert along Highway 74, 3 kilometers East of Pinyon Flats Campground 1200 Comment
  RSA603750  Bidens laevis L. C. Wheeler 1932-9-4 1319 Riverside Prado Basin: Santa Ana River at Chino Creek 183 Comment
  JOTR30259  Boechera lincolnensis Leary, C. and Leary, Pat 1979-5-6 3026 Riverside Joshua Tree National Park. Just S.E. of Quail Mtn., Joshua Tree N.M., T2S R7E sec 14 1463 Comment
  CAS-BOT-BC14182  Boechera perennans H. K. Wagnon 1944-3-19 353 Riverside Along South rim of Tahquitz Canyon above Falls, Palm Springs. Comment
  RSA793474  Boerhavia coulteri Duncan S. Bell, Aaron Sedgwick 2012-9-13 4209 B Riverside The Mecca Hills; approximately 5 air miles northeast of the junction of Box Canyon Road and the Coachella Canal or approximately 1.25 air miles southwest of Shavers Well. 240 Comment
  SEINET3092312 Image available Boerhavia erecta var. intermedia Robert F. Thorne, Rolf and Gertrud Dahlgren 1979-8-23 53604 Riverside Pinto Basin Road: Along road, 4.5 miles S of meeting area of Mojave and Colorado Deserts. Comment
  UCR280428  Boerhavia triquetra var. intermedia Onkar Singh 2015-11-10 5622 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, southern margin of Ford Dry Lake, c. 1 km NE of intersection of I-10 and Palen Dunes Rd 111 Comment
  CLARK-A1528-3272  Boerhavia wrightii John C. Roos 1937-8-20 Riverside Desert Center Comment
  UCR163736  Boerhavia wrightii B. G. Pitzer 2000-11-4 4240 Riverside Sonoran (Colorado) Desert, north side of the Chuckwalla Mtns., Eagle Mountain Rd. 0.8 mi. south of Hwy I-10 at and around powerline road, c. 3.5 mi. WSW of Desert Center 402 Comment
  UCR165200  Boerhavia wrightii Robert Cox, D. T. & C. T. 2003-9-23 s.n. Riverside Sonoran (Colorado) Desert, NE of Salton Sea; along Salt creek, next to Clemens Well 305 Comment
  CDA1760  Bothriochloa ischaemum O. F. Clarke 1967-7-6 C 670706 -1 Riverside At Clarke residence, 1012 Spruce Street, Riverside. 0 Comment
  UCSB45564  Bouteloua aristidoides Roos, John 1946-10-26 Riverside Colorado Desert; Chuckwalla Mtns Comment
  JOTR35145  Bouteloua aristidoides var. aristidoides La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 3257 Riverside Joshua Tree National Park. West Cottonwood Mountains; In wash below rocky bench in large southwest facing canyon feeding into east Pinkham Wash (Stop 3) Comment
  OBI29472  Bouteloua barbata David J. Keil, Melissa Luckow 1979-8-31 13152 Riverside Jctn of Box Cyn rd and I-10, just S of exit ramp at wash crossing Comment
  HSC85436  Bowlesia incana Steve Boyd 1986-4-2 1597 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  RSA715367  Bowlesia incana John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges: French Valley; small unnamed drainage in agricultural field along Leon Road .[San Diego Aqueduct right of way] between Van Gaale Lane and Borel Road 409 Comment
  UCR107391  Bowlesia incana B. G. Pitzer 1997-3-23 2972 Riverside Perris-Aguanga Basin Region, Lakeview Mtns, c. 1 air mi. SSW of Mt. Rudolph, along powerline road 0.3 mi. east of Contour (Juniper Flats) Rd. 610 Comment
  UCR112978  Bowlesia incana B. G. Pitzer 1998-3-1 3561 Riverside Lakeview Mtns, Maze Stone county historical marker & picnic area, E side of mtns, on W side of Reinhardt Canyon 610 Comment
  RSA517243  Brandegea bigelovii Steve Boyd 1986-2-18 1331 Riverside Mecca Hills, Colorado Desert: Box Canyon, along Hwy 195. Comment
  UCR21172  Brassica geniculata Steve Boyd 1980-7-3 s.n. Riverside Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve 518 Comment
  UCR155818  Brassica rapa John F. Green 2005-5-4 s.n. Riverside Perris-Aguanga Region, SE corner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base 534 Comment
  RSA709905  Brassica tournefortii Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4610 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  UCD114638  Brassica tournefortii Robert F. Thorne; Dick Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54032 Riverside San Bernardino Mts: S and E-facing at mouth of Whitewater Canyon, ca. 1/4 mi. W of Whitewater P.O. and 1/2 mi. W of Whitewater River. 414 Comment
  UCR120944  Brassica tournefortii A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24916 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  UCR239806  Brassica tournefortii O. F. Clarke 2004-3-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  CLARK-A1528-5504  Brickellia arguta John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  JOTR16568  Brickellia californica Baker, James K. & Baker, Ilisa T. 1966-10-19 s.n. Riverside Joshua Tree National Park. ROAD TO PROSPECTS 1/2 MILE WEST OF SPLIT ROCK 1341 Comment
  RSA588675  Brickellia californica Darin L. Banks, Steve Boyd 1995-10-26 0832 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along the Woodchuck Trail, S of the first grassland. Approximately 0.7 miles from the Wilderness boundary 713 Comment
  SD82941  Brickellia californica C. W. Tilforth, John Dourley 1970-10-16 316 Riverside Road to Santa Rosa Mountain, along and above intermittent stream bed Comment
  CLARK-A1528-5453  Brickellia desertorum John C. Roos 1950-9-9 4986 Riverside Riverside 396 Comment
  CLARK-A1528-5510  Brickellia desertorum John C. Roos 1947-11-1 3751 Riverside Eagle Mountains Comment
  RSA89894  Brickellia desertorum J. C. Roos, L. Roos 1950-10-28 5020 Riverside N base Mt. Russell, 1 mi SE of Moreno. 550 Comment
  SD126056  Brickellia oblongifolia var. linifolia K. Harper 1988-5-14 Riverside San Jacinto/Santa Rosa Mountains, Canyon Drive at Alpine Village, off Hwy 74. Comment
  UCR68043  Brodiaea filifolia D. E. Bramlet 1991-5-9 3024 Riverside San Jacinto Valley, 20 m east of California Ave., NE of the intersection of California Ave. with Marvin Hull Rd 498 Comment
  UCR93840  Brodiaea santarosae J. E. Harrison 1996-5-23 s.n. Riverside Peninsular Ranges/Santa Ana Mtns, Santa Rosa Plateau: Redonda Mesa 854 Comment
  UCR14996  Brodiaea terrestris subsp. kernensis Kirk Taylor 1976-5-23 76-5-23 16 Riverside Peninsular Range; Santa Ana Mtns., Mesa de Colorado, 9 mi west of Murrieta on Tenaja Rd. 549 Comment
  RSA120969  Bromus arizonicus J. T. Howell 1956-3-20 31119 Riverside Riverside. Comment
  RSA781209  Bromus berteroanus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37709 Riverside Alberhill, south foot of the Gavilan Hills at Temescal Canyon, 0.3 mi NNE (14 deg ) of intersection of Temescal Canyon Rd. and Concordia Ranch Rd. 405 Comment
  RSA0037319  Bromus carinatus John F. Emmel 1993-5-30 1263 Riverside San Jacinto Mts.; along Pacific Crest Trail 0.3-0.6 mile SE of Fobes Saddle. 1859 Comment
  UCR91522  Bromus diandrus Scott D. White 1996-3-31 3847 Riverside Lake Skinner area, Riverside Land Conservancy conservation easement site, c. 0.5 air mi south of the reservoir, near East Benton Road 534 Comment
  RSA127000  Bromus grandis H. S. Yates 1936-8-29 6383 Riverside Fuller Creek [Poss. Fuller Mill Creek now?] 1677 Comment
  UC37683  Bromus hallii H. M. Hall July 1901 2538 Riverside San Jacinto Mountains, West Fork Snow Creek West Fork Snow Creek; San Jacinto Mountains, West Fork Snow Creek 1524 Comment
  UCR21174  Bromus hordeaceus Steve Boyd 1980-7-3 s.n. Riverside Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve 518 Comment
  UC1929330  Bromus madritensis subsp. rubens Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10454 Riverside Peninsular Ranges, San Jacinto Mountains/Colorado Desert: E 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
  UCR9398  Bromus marginatus D. H. Wilken 1965-6-21 281 Riverside San Jacinto Mtns., Herkey Creek Public Camp, W end of the Hemet (Garner) Valley 1372 Comment
  JOTR37492  Bromus tectorum Hodges, Stephen R. 2016-4-6 621 Riverside Joshua Tree National Park. Quail Mountain Complex, In winding wash ascending towards Quail Mountain and Minerva Hoyt peak from Johnny Lang Canyon Comment
  UC1979650  Bromus tectorum Steve Boyd 1995-4-24 8477 Riverside Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on northern flank of Agua Tibia Mountain at the north base of Wildhorse Peak, along the Wildhorse Trail near its junction with the Dripping Springs Trail. Comment
  JOTR30670  Bromus trinii Andre, Jim, Tasha La Doux 2008-3-21 8832 Riverside Joshua Tree National Park. Pinkham exit dirt road, at Cottonwood Visitor's Ctr, just N. of Cottonwood Cyn 938 Comment
  UC69317  Calandrinia ambigua L. A. Greata Apr. 1905 Riverside Coachella Comment
  UC1463085  Calandrinia ciliata Arthur S. Barclay and Juan Arguelles 1965-3-27 1895 Riverside vicinity Murrieta (along margins of wheatfields) Comment
  UCR224390  Calandrinia ciliata Justin M. Wood 2010-3-19 1431 Riverside San Gorgonio Pass, Beaumont, near Smith Creek, east of Sun Lake off South Highland Home Road 753 Comment
  UCR84983  Calandrinia ciliata A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16223 Riverside San Jacinto Mountains, San Gorgonio Pass: on and near a rocky spur at the N foot of the mountains, SW of Verbenia Ave, west of Snow Creek, east of Cabazon 550 Comment
  UCR60514  Callitriche longipedunculata R. F. Thorne 1973-5-23 43847 Riverside Santa Rosa Plateau, north side of Mesa de Colorado 610 Comment
  RSA192159B  Callitriche marginata E. W. Lathrop 6241 -B Riverside 3 miles west of Murrieta, Santa Ana Mts. Comment
  UCR60512  Callitriche marginata R. F. Thorne 1973-5-23 43842 Riverside Santa Rosa Plateau, north side of Mesa de Colorado 610 Comment
  RSA482011  Calocedrus decurrens Richard Noyes, Laurel Arnseth 1988-9-10 722 Riverside Fern Basin Camp, 4 air miles northwest of Idyllwild 1875 Comment
  UC215292  Calocedrus decurrens Geo. B. Grant 1901-1-1 691 Riverside San Jacinto Mts. Pacific Coast, San Jacinto Mts. 914 Comment
  SEINET10531058  Calocedrus decurrens David B. Dunn, L. S. McClung 1939-10-22 Dunn UMO 46538 Riverside Native tree collected in the vicinity of Idylwild in the San Jacito Mts. 2134 Comment
  UCR1199  Calochortus albus Bennie Brist 1960-5-7 s.n. Riverside Santa Ana Mtns., along Hwy 74 near W boundary of Riverside Co. 610 Comment
  CAS-BOT-BC488538  Calochortus concolor B. D. Stark 1932-6-5 3711 Riverside Palms to Pines Road, San Jacinto Mountains 1219 Comment
  CAS-BOT-BC483416  Calochortus invenustus H. M. Hall 1901-7-1 2475 Riverside Tahquitz Valley, San Jacinto Mountains 2712 Comment
  UCR208195  Calochortus palmeri var. munzii Mark A. Elvin, Orlando Mistretta 1995-6-1 43 Riverside Peninsular Range; San Jacinto Mtns., Garner Valley, off Fobes Ranch Road 1375 Comment
  UCR217531  Calochortus plummerae Diane Menuz 2008-6-18 464 Riverside Peninsular Range: San Jacinto Mts., Rouse Ridge, c. 2.15 km east of Hwy. 74, along Rouse Hill Rd. 956 Comment
  RSA786960  Calochortus weedii var. weedii Robert F. Thorne, E. W. Lathrop, Walter Wisura 1977-7-8 49545 Riverside Santa Ana Mountains: along Ortega Highway (74), about 2 miles SSW of El Cariso 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
  RSA525319  Calycadenia tenella Steve Boyd 1990-4-29 4473 Riverside Lake Skinner County Park, S flank of Bachelor Mountain. Comment
  UCR121648  Calycadenia tenella A. C. Sanders, Kent Beaman 2002-5-10 25049 Riverside Santa Ana Mtns., Santa Rosa Plateau, hills west of the head of De Luz Creek, 0.4 mi. south of Tenaja Rd. on west side of Calle Roble near Avenida Matorral 671 Comment
  UCR80032  Calycoseris parryi Theo Glenn 1991-5-2 91- 13 Riverside Sonoran (Colorado) Desert, McCoy Mountains, NW of Blythe 350 Comment
  RSA679170  Calystegia occidentalis subsp. fulcrata Fred M. Roberts 2003-6-25 5939 Riverside Santiago Peak, old road near Orange County line, c.a. 150m N jct. with Main Divide Truck Trail, 0.5 km north summit. 1633 Comment
  UC56829  Calystegia sepium subsp. binghamiae H. M. Hall Aug 1901 Riverside along Spring Brook (vicinity of Riverside); , along Spring Brook 259 Comment
  UCR57202  Calystegia sepium subsp. binghamiae Marlene Braun 1989-5-28 39 Riverside Hidden Valley Wildlife Refuge, entrance at the end of Mann Ave. in Mira Loma. Follow dirt trail 1/4 mi S to river bottom Comment
  UC1184251  Camissonia Peter H. Raven 1958-2-15 11583 Riverside roadside embankment at turn to Corn Springs base of Chuckawalla Mountains Comment
  UCR164895  Camissonia S. J. Myers 2001-4-5 s.n. Riverside San Jacinto Mtns., Bautista Canyon 884 Comment
  UCR117378  Camissonia boothii B. G. Pitzer 1998-2-1 3449 Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake, alluvial fan on north side of lakebed, from paved road down to lakebed 427 Comment
  POM14010  Camissonia boothii subsp. condensata P. A. Munz, D. Keck 1922-4-9 4747 Riverside Palm Springs. 76 Comment
  JOTR31773  Camissonia brevipes subsp. brevipes Andre, Jim, Tasha La Doux 2009-3-10 11242 Riverside Joshua Tree National Park. South end of the Cottonwood Mountains, near Pinkham Wash just north of aquaduct just inside park boundary; approx. 7mi west of south entrance 541 Comment
  RSA0021231  Camissonia brevipes subsp. brevipes Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 838 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine,' rolling bajadas adjacent rocky hills, separated by small wash fingers 451 Comment
  RSA98736  Camissonia brevipes subsp. brevipes P. A. Munz 1926-1-31 9973 Riverside Dos Palmos [Palmas] Spring. Comment
  RSA613634  Camissonia californica D. L. Banks, Victor W. Steinmann 1997-3-13 1483 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  CLARK-A1656-663  Camissonia cardiophylla Lois Ann Scott 1978-12-1 Riverside San Jacinto Mountains 152 Comment
  JOTR32917  Camissonia cardiophylla La Doux, Tasha, Jim Andre 2009-2-28 357 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; along Berdoo Canyon Rd, approx. 2.5mi north of JTNP boundary, approx. 5mi north of Dillon Rd. 744 Comment
  RSA75388  Camissonia cardiophylla F. W. Peirson 1917-4-1 787 Riverside Along south edge of Colorado Desert embayment east of Palm Springs, above ''Garden of Eden'. Comment
  UCR274811  Camissonia cardiophylla Aaron C. Sedgwick, David Fraker 2012-4-24 012 Riverside Sonoran (Colorado) Desert, Palen Valley south of Power Line Road that paralleles Hwy I-10 159 Comment
  CLARK-A1528-659  Camissonia cardiophylla subsp. cardiophylla Ronald K. Pidot 1962-3-23 Riverside Mecca Comment
  UCR41633  Camissonia claviformis A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6076 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  POM294425  Camissonia claviformis subsp. aurantiaca Lyman Benson 1949-3-28 13574 Riverside Wash at east end of Pines to Palms Highway just above junction of Palm Springs-Indio Road. Mt. Range Santa Rosa. 305 Comment
  RSA135302  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1958-2-16 11626 Riverside Just west of Blythe Air Field. Comment
  RSA449189  Camissonia claviformis subsp. aurantiaca Christopher Davidson 1979-4-4 7673 Riverside Orocopia Mts. Lower end of Box Canyon Rd., 4.4 mi E of Mecca. 213 Comment
  RSA777817  Camissonia claviformis subsp. aurantiaca Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-24 846 Riverside Chuckwalla Mountains Wilderness, off Corn Spring Road. Large wash draining out of large canyon in Chuckwalla Mountains, draining through pavement plain bajadas 396 Comment
  UCR216199  Camissonia claviformis subsp. aurantiaca Jim Andre, T. La Doux 2009-2-28 10838 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park, SE Little San Bernardino Mountains, along Berdoo Canyon Rd (dirt), c. 0.8 mi. north of JTNP boundary, c. 3 miles north of Dillon Road 632 Comment
  RSA144646  Camissonia hirtella William M. Klein 1958-8-7 649 Riverside Ca. 9 mi. southwest of Banning on the Old Banning-Idyllwild road, west side of Mt. Edna. Comment
  UCR104084  Camissonia hirtella A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20635 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  UCR133355  Camissonia hirtella Tracy Tennant, J. S. Ross 1998-5-7 MOR- 121 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Wood Canyon (polygon W8), c. 0.6miles NNW of Cabazon. 1280 Comment
  UCR162405  Camissonia hirtella S. J. Myers, Chet McGaugh 2003-4-7 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1098 Comment
  RSA500214  Camissonia intermedia Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3529 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  RSA593998  Camissonia strigulosa D. L. Banks, Elizabeth Hedge Banks 1996-5-2 941 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
  UCR137482  Camissonia strigulosa D. L. Banks 1997-3-16 1542 Riverside NW Palomar Mountains, Agua Tibia Mountains, N face of Dorland Mountain, the Dorland Mountain Arts Colony along the circular drive that runs around the north side of the compound 567 Comment
  UCSB4439  Camissonia strigulosa Kamb, Peter 1947-6-7 Riverside Hall Canyon, San Jacinto Mts 1645 Comment
  UC874054  Camissoniopsis hirtella P. A. Munz 1922-7-1 5940 Riverside Santa Rosa 1889 Comment
  UCR166108  Camissoniopsis pallida subsp. hallii A. C. Sanders, K. C. Rose 1995-4-5 16368 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  UC874052  Camissoniopsis pallida subsp. pallida P. A. Munz and D. Keck 1922-4-14 4976 Riverside e Whitewater Ranch; Colorado Desert 274 Comment
  UC1922539  Camissoniopsis pallida subsp. pallida Michael Honer with L. Hulse 2005-3-7 2028 Riverside Colorado Desert; Little San Bernardino Mountains region: Blind Canyon; appx. 1/2 mi. N of Desert Hot Springs. Comment
  UCR23552  Capsella bursa-pastoris John C. Roos 1966-3-24 s.n. Riverside Hemet, in a vacant lot Comment
  UCR241418  Capsella bursa-pastoris T. B. Salvato 2013-3-22 7389 Riverside Perris-Aguanga Basin, southern end of Menifee Valley, between Hwy 215 and Winchester Rd (Hwy 79), on Los Alamos Rd at its crossing of Warm Springs Creek 402 Comment
  UCR92446  Capsella bursa-pastoris A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18108 Riverside San Bernardino Mtns, Morongo Indian Reservation, vicinity of natural pond and bog at SE edge of Burro Flats 1100 Comment
  UCR174555  Carex barbarae Jennifer H. Jones 2006-6-6 408 Riverside Peninsular Ranges; Santa Ana Mtns., Cleveland National Forest along Calif. Hwy 74; lower ele. part of San Juan Loop Trail, N of Upper San Juan Campground 518 Comment
  UC961  Carex nebrascensis H. M. Hall July, 1901 2338 Riverside vicinity Deer Springs; San Jacinto Mts. 2743 Comment
  RSA736253  Carex praegracilis Scott D. White, Justin M. Wood 2008-4-3 11795 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon. Morgan property, Alberhill area. 274 Comment
  RSA335016  Carex schottii Steve Boyd 1985-7-23 1024 Riverside Deluz Road, 8.5 miles west of Rancho California, along Sandia Creek. 274 Comment
  CAS-BOT-BC115978  Carex subfusca H. E. Hasse 1903-6-30 s.n. Riverside Round Valley, San Jacinto Mts. 2895 Comment
  CHSC88465  Carex triquetra L. P. Janeway 2004-5-8 8060 Riverside Peninsular Ranges. Santa Ana Mountains; San Mateo Canyon, along Tenaja Trail about 650 m south-southwest of trailhead at Wildomar Road. 375 Comment
  RSA653392  Cassia nemophila A. C. Sanders, K. C. Rose 1999-5-28 22794 Riverside Coachella Valley: between La Quinta and Indio, along Jefferson St. between Ave 54 and I-10. 10 Comment
  RSA652586  Castilleja affinis C. J. Humphrey 1936-6-7 325 Riverside [No location information provided.] Comment
  SDSU14181  Castilleja affinis subsp. affinis Martin M. Lane, M. G. Simpson 2002-4-20 8 Riverside At Santa Margrita River Ecological Reserve about 1/8 mile Nothreast of Northside Field Station on the loop trail, approximately 100 yards from the river over look. 341 Comment
  JOTR33746  Castilleja chromosa La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2744 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  JOTR36415  Castilleja chromosa La Doux, Tasha, K. Callahan, M. Harding, M. Levandowski 2013-5-9 3361 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Stubbe Springs, near guzzler and spring on densely vegetated slope (STOP1) 1371 Comment
  RSA775231  Castilleja exserta Duncan S. Bell, Valentin Arvizu 2010-5-24 1101 Riverside San Bernardino National Forest: Garner Valley, approximately 3 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1386 Comment
  UCR139396  Castilleja exserta P. A. Munz 1932-3-24 12016 Riverside Santa Ana River Valley/Santa Ana Mtns. Foothills, Corona 366 Comment
  RSA0010925  Castilleja exserta subsp. exserta Duncan S. Bell, Joy D. England 2010-5-27 1127 Riverside San Bernardino National Forest: Garner Valley, just south of junction of forest service road 6S04 and forest service road 6S13. 1340 Comment
  RSA711768  Castilleja foliolosa T. B. Salvato, John Green 2004-5-27 633 Riverside Head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp. 1402 Comment
  RSA772853  Castilleja foliolosa Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4838 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
  SD233360  Castilleja foliolosa Scott D. White, Justin M. Wood 2009-5-22 12918 Riverside San Jacinto Mts: Old Control Road, above Halfway Spring. (Blackburn Canyon) 1159 Comment
  SD65547  Castilleja foliolosa Norman C. Cooper 1944-4-22 1125 Riverside Banning 730 Comment
  UCR131621  Castilleja martinii L. C. Wheeler 1931-10-3 193 Riverside San Jacinto Mtns., summit of Tahquitz Peak 2691 Comment
  RSA448786  Castilleja minor subsp. spiralis Anstruther Davidson 1887 Riverside Banning. Comment
Read comments Mar 13 2011
  POM42518  Castilleja pruinosa Marcus E. Jones 1882-6-29 s.n. Riverside [Unspecified] Comment
  SD152903  Caulanthus heterophyllus Steve Boyd, Tim Ross and Orlando Mistretta 1992-2-26 6700 Riverside Santa AnaMountains, San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon. 305 Comment
  UCR108392  Caulanthus lasiophyllus D. L. Banks, V. W. Steinmann 1997-3-13 1468 Riverside NW Palomar Mtns, Agua Tibia Mtns, Vail Lake area, N and just south of Hwy 79; hills (burned in the Vail fire of May 1996) east of the Dripping Springs alcove and west of Vail Lake Marina Rd 549 Comment
  UC1594220  Ceanothus Steve Boyd, Tim Ross, Laurel Arnseth 1989-3-31 3099 Riverside 1 mi W of Vail Lake 609 Comment
  RSA398880  Ceanothus crassifolius N. C. Cooper 1947-4-5 2028 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  UC718434  Ceanothus crassifolius P. C. Everett 1935-6-17 7151 Riverside 2 mi above Glen Ivy Resort (Coldwater Canyon Trail to Santiago Pk.); Santa Ana Mts. Comment
  UCR60641  Ceanothus crassifolius C. B. Wolf 1932-2-11 02648 Riverside Santa Ana Mtns, Hidden [Tin Mine] Canyon, 5 mi. west of Corona, base of Skyline Drive. 405 Comment
  VVC434  Ceanothus crassifolius Steve Boyd, K. A. Boyd 1993-3-28 7921 Riverside Palomar Mountains, Palomar Range S of Vail Lake at the N base of Agau Tibia Mt., Agua Tibia Widerness area, Cleveland National Forest. Along trail extending S from end of Woodchuck Rd 884 Comment
  UCR160056  Ceanothus cuneatus var. cuneatus Steve Boyd, Valerie Soza 2004-6-22 11542 Riverside Peninsular Ranges; San Jacinto Mountains region, Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along Forest Service Road 5N13 near 5N06 1463 Comment
  POM306779  Ceanothus greggii var. perplexans Henry J. Ramsey, Henry J. Ramsey 1938-4-22 1701 Riverside Santa Rosa Mountains Comment
  UC1070689  Ceanothus greggii var. perplexans R. St. John 1931-1-6 171 Riverside Jackrabbit Rd. across Badlands Elsinore quad. 701 Comment
Read comments Nov 27 2011
  UC1073272  Ceanothus greggii var. perplexans George B. Rossbach 1955-4-28 344 Riverside just S of N boundary of San Bernardino National Forest, San Jacinto Mountains, Route 78, SE of Banning Comment
  RSA399914  Ceanothus integerrimus E. S. Spalding 1925-6-13 s.n. Riverside Near Elsinore. Comment
  SD229239  Ceanothus leucodermis Dick Schwenkmeyer 2012-4-17 695 Riverside Mt. San Jacinto: Vista Grande, 2 miles south of U.S. Forestry station on Highway 243 north of Idyllwild 1618 Comment
  UCSB3915  Ceanothus leucodermis Kamb, Peter 1946-4-27 Riverside Banning- IdyllwiId Road near Barton Lookout, San Jacinto Mountains 1066 Comment
  RSA0019597  Ceanothus leucodermis Henry J. Ramsey, Henry J. Ramsey 1939-4-22 1037 Riverside Hemet-Anza, Bautista Creek Road. Comment
  RSA462403  Ceanothus leucodermis Albert J. Perkins 1920-5-30 s.n. Riverside Cobby Trails Comment
  HSC18364  Ceanothus oliganthus C. L. Hitchcock, C. V. Muhlick 1964-3-17 23109 Riverside 10 mi. N of Pala, along road to Elsinore. Comment
  RSA398914  Ceanothus oliganthus E. Crow 1929-4-7 296 Riverside Santa Ana Mountains, Corona Skyline Drive. Comment
  SBBG119993  Ceanothus oliganthus var. sorediatus A. C. Sanders with M. Misenhelter 2005-3-23 29265 Riverside E slope of Squaw Mtn, Avenida Escala just above Avenida Caleta, N of Tenaja Rd; Santa Rosa Plateau 701 Comment
  RSA570001  Ceanothus ophiochilus Steve Boyd, Kyle Boyd 1993-3-28 7916 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road. 792 Comment
  RSA570228  Ceanothus ophiochilus Steve Boyd, Tim S. Ross 1993-3-23 7897 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road, 610 Comment
  RSA583377  Ceanothus ophiochilus Steve Boyd, Darin Banks 1995-2-16 8404 Riverside Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain on break in slope on ridgeline east of the upper end of the old Woodchuck Truck Trail road grade, just north of the San Diego County line. 1098 Comment
  CAS-BOT-BC63468  Ceanothus palmeri E. A. McGregor 1941-6-12 10 Riverside Idyllwild. Comment
  SBBG28515  Ceanothus palmeri N. C. Cooper 1944-6-17 1416 Riverside above Banning 975 Comment
Read comments Jul 7 2010
  UCR20555  Ceanothus palmeri W. W. Mayhew 1977-6-27 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1921 Comment
  CAS-BOT-BC51916  Ceanothus perplexans Peter H. Raven 1958-5-17 12959 Riverside along road to Banning 6.1 miles North-West of Lake Fulmore, San Jacinto Mountains Comment
  CAS-BOT-BC51917  Ceanothus perplexans S. B. Parish 1908-6-1 6966 Riverside Eden Hot Springs Comment
  CAS-BOT-BC51924  Ceanothus perplexans H. E. McMinn 1925-7-1 1460 Riverside Jack Rabbit Grade to San Jacinto from Banning Comment
  UCR241220  Ceanothus vestitus Tracy Tennant, Jeffrey Ross 1998-4-9 MOR- 1012 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Wood Canyon, east of upper Potrero Canyon 1305 Comment
Read comments Jul 20 2015
  CAS-BOT-BC277181  Centaurea X pouzinii John Thomas Howell 1952-10-24 28864 Riverside Fuller Ranch near Corona Comment
  CDA7289  Centaurea X pouzinii F. J. Willmarth 1961-10-18 Riverside Old Fuller Rancho, near Corona. 0 Comment
  CDA7292  Centaurea X pouzinii F. J. Willmarth 1960-6-2 Riverside Old Fuller Rancho, near Corona. 0 Comment
  CDA7299  Centaurea X pouzinii F. J. Willmarth 1960-6-2 Riverside Old Fuller Rancho, near Corona. 0 Comment
  UCR114951  Centaurea solstitialis D. E. Bramlet 1999-6-22 2813 Riverside San Jacinto Wildlife Area. 396m west of Davis Road and 152m south of the well maintenance road, 854m southwest of the reserve headquarters. 433 Comment
  RSA561882  Centaurium venustum Steve Boyd, T. S. Ross 1992-6-10 7627 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon about Potrero Escondido.', An isolated area of low relief topping the ridge system due west of the junction on Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek. 671 Comment
  UCR16357  Centranthus ruber M. Wexler 1973-5-13 s.n. Riverside Santa Ana Mtns, 7.94 mi from Orange Co. line on State Hwy 74, on NE face of mountains 549 Comment
  HSC24846  Centrostegia thurberi James Henrickson 1971-5-29 5573 Riverside 15 mi. SW of Twentynine Palms, 2.5 mi. N of Salton View in Joshua Tree National Monument 1280 Comment
  UC667250  Centrostegia thurberi var. thurberi Annie M. Alexander and Louise Kellogg 1941-5-15 2176 Riverside Colorado Desert, n base of Eagle Mountains Eagle Mountains; Colorado Desert, Eagle Mountains 914 Comment
  SD178173  Cerastium glomeratum A. C. Sanders, G. Helmkamp & P. MacKay 1995-3-12 16035 Riverside Weed: Coachella Valley: Indio, just southwest of the Whitewater River Channel at Auto Center Dr. (Hwy 111). -7 Comment
  UC1595719  Cercidium floridum subsp. floridum W. Wisura, J. Dolan, and M. Wall 1992-3-24 4620 Riverside on Box Canyon Rd. 5.5 mi ne Mecca; Lowdesert Comment
  UC187656  Cercocarpus betuloides var. betuloides C. R. Orcutt 1890-7-23 7 Riverside San Jacinto Mountains Comment
  SEINET7063227  Chaenactis artemisiifolia A. G. Vestal 1963-5-19 s.n. Riverside About 1.5 miles northeast of Aguanga on Route 371. UTM Zone 11, 512930mE, 3702605mN. (WGS84/NAD83). 719 Comment
  UC454314  Chaenactis artemisiifolia F. M. Reed 1905-7-4 814 Riverside Coldwater Canon, Riverside Middle Coast Comment
Read comments May 22 2012
  UCR135998  Chaenactis artemisiifolia Virginia Moran 2003-3-26 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), NE of Wilson Valley Road and west of Wilson Creek 915 Comment
  CAS-BOT-BC276377  Chaenactis carphoclinia S. B. Parish 1916-5-15 10838 Riverside Cottonwood Springs, Colorado Desert 792 Comment
  CAS-BOT-BC276378  Chaenactis carphoclinia S. B. Parish 1906-4-20 6785 Riverside Palm Springs Comment
  POM351665  Chaenactis carphoclinia var. carphoclinia M. B. Dunkle 1935-4-17 4558 Riverside W. of Wiley Well. Colorado Desert. Comment
  RSA517924  Chaenactis carphoclinia var. carphoclinia Steve Boyd, B. Roy, Thomas S. Elias, S. Meury, S. Zona 1986-3-5 1352 Riverside Hwy 195, N base of the Orocopia Mts., halfway between I-10 & Box Canyon. Comment
  JOTR30959  Chaenactis fremontii La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1934 Riverside Joshua Tree National Park. (Stop 1) Pleasant Valley at base of Hexie Mountains, near Blue Cut Gorge Comment
  RSA0107458  Chaenactis fremontii Duncan S. Bell, Amanda Turek 2010-4-9 782 Riverside East side of the Arica Mountains, near the center of the range; approx. 1.75 air mile west of Priest Well. 485 Comment
  SBBG89088  Chaenactis fremontii D. Charlton 1988-2-25 1225 Riverside Dillon Rd and 1000 Palms Oasis Rd jct, parallel to Interstate 10, ca. 5 mi E of jct of Dillon Rd and Fargo Cyn Rd 609 Comment
  UCR102765  Chaenactis fremontii B. G. Pitzer, O. F. Clarke, S. Reed, G. Ruiz 1998-3-7 3593 .3 Riverside San Bernardino Mountains, Wildlands Conservancy's Mission Creek Preserve, c. 2 mi. up canyon from entrance at ranch gate, on Mission Creek Road, off of Calif. Hwy 62 762 Comment
  UCR177856  Chaenactis fremontii Marisa Sripracha, K. A. Boyd 2004-3-21 039 Riverside San Jacinto Mtns. Foothills/Sonoran (Colorado) Desert, Snow Creek 366 Comment
  UCR87661  Chaenactis fremontii A. C. Sanders 1994-5-29 14563 Riverside San Bernardino Mtns, Millard Canyon, at stream crossing just below site of Millard Station on Forest Service Road 2S05 1100 Comment
  RSA263714  Chaenactis glabriuscula var. glabriuscula George E. Johnston, E. W. Lathrop 1975-6-13 s.n. Riverside 5 miles W Murrieta, Los Gatos Road, S slope of Mesa de colorado 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
  RSA772854  Chaenactis glabriuscula var. glabriuscula Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4828 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
  UCD130387  Chaenactis glabriuscula var. glabriuscula R. L. Smith 1960-4-15 4 Riverside Cabazon. 243 Comment
  POM66585  Chaenactis glabriuscula var. lanosa Marcus E. Jones 1903-5-11 s.n. Riverside Banning. 701 Comment
  RSA292905  Chaenactis parishii F. C. Vasek 1973-6-8 s.n. Riverside Santa Rosa Mtns. 1 mile below Garnet Queen Creek Comment
  UCD130434  Chaenactis parishii Victor Duran 1933-7-1 3492 Riverside near Santa Rosa, Santa Rosa Mountains. 1828 Comment
  CAS-BOT-BC284354  Chaenactis stevioides Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center, Colorado Desert Comment
  JOTR37461  Chaenactis stevioides Hodges, Stephen, T. Green 2016-5-5 583 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Upper Covington Flats, southwest from parking area for Covington Crest trail, along the ridge crest (Stop 1) Comment
  RSA0094754  Chaenactis stevioides Jim M. Andre 2012-4-11 20803 Riverside Little San Bernardino Mountains; western margin of Eagle Mtns, along road to Cottonwood Spr (Utah Trail), 0.7 mi. north of Cottonwood Visitor Ctr. 956 Comment
  SD232600  Chaenactis stevioides A. C. Sanders 1992-4-5 12161 Riverside Colorado Desert: Chuckwalla Vallley, near Wiley's Well rest area on I-10, along dirt road to McCoy Spring. 124 Comment
  RSA234107  Chaenactis stevioides var. brachypappa R. F. Thorne, R. Carolin 1967-3-21 41637 Riverside Joshua Tree National Monument: Cottonwood Springs. 915 Comment
  POM13922  Chaenactis stevioides var. stevioides P. A. Munz, D. D. Keck 1922-4-9 4819 Riverside Hayfields, Chuckawalla Valley. 152 Comment
  JOTR34147  Chaenactis xantiana La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler, D. Shade 2011-4-26 3164 Riverside Joshua Tree National Park. Pleasant Valley, south of Gold Coin mine complex; mud flats and sandy hummocks on valley floor (Stop 5) 959 Comment
  RSA339341  Chamaesyce R. F. Thorne, W. A. Tilforth 1980-5-28 54175 Riverside San Bernardino Mountains, dry, Colorado Desert slopes, S-facing and W-facing, N-S rocky ridge at E side of Whitewater River at mouth of canyon, ca. 1/4-1/2 miles E of Whitewater Post Office. Comment
  RSA0078223  Chamaesyce abramsiana Sarah J. De Groot, Amy Rouillard 2015-9-15 7561 Riverside Ford Dry Lake, Chuckwalla Valley, north of I-10. 107 Comment
  SBBG92825  Chamaesyce micromera D. Charlton 1988-2-18 1146 Riverside S side of Little San Bernardino Mtns, Fargo Cyn Rd to Cottonwood Wash, parallel to Interstate 10 609 Comment
  RSA432416  Chamaesyce ocellata M. B. Dunkle 1933-3-4 3061 Riverside Painted Canyon, Colorado Desert. 30 Comment
  JEPS52379  Chamaesyce polycarpa W. L. Jepson May 17 1901-Jun 1 1901 Riverside Palm Canyon and return to Van Deventer's Comment
  RSA747991  Chamaesyce polycarpa Scott D. White, Justin M. Wood 2009-4-28 12613 Riverside Little San Bernardino Mountains: City of Desert Hot Springs, Proposed development N of Pierson Blvd and E of Verbena Dr. Comment
  RSA775100  Chamaesyce polycarpa Duncan S. Bell, Michael Hee 2011-3-18 2053 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  UC570788  Chamaesyce polycarpa Margaret Stason 1927-3-12 Riverside Thousand Palms Colorado Desert Comment
  IRVC17315  Cheilanthes clevelandii Gordon A. Marsh, Karlin G. Marsh 1979-12-6 s.n. Riverside Leveland National Forest; Trabuco District; canyon S of GS07 (Main Divide Road); ca. 1 mile E of Ortega Highway (74). Peninsular Ranges, Santa Ana Mountains Comment
Read comments Apr 6 2013
  SEINET3869777  Cheilanthes clevelandii Steve Boyd, Laurel Arnseth; Timothy S. Ross 1990-3-30 3968 Riverside Vail Lake area, westerly draining cyn at N base of 'Big' Oak Mtn.; 0 640 Comment
  UC2015693  Cheilanthes clevelandii A. C. Sanders 1995-11-26 17912 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga & Anza, S of Hwy 371. Small cyn crossing Spanish Spur Trail ca. 0.1 mi N of Deer Spr. Trail, 0.2 mi N of Kearsarge Rd. Comment
  JOTR16825  Cheilanthes covillei Supernaugh, William JR. 1967-2-16 57 Riverside Joshua Tree National Park. 1/4 MILE SOUTH OF RYAN HOMESTEAD 1341 Comment
  UC1930142  Cheilanthes feei Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10466 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
  UC2015694  Cheilanthes newberryi Scott D. White 1996-3-16 3833 Riverside Perris Basin, Lakeview Mts, N of Winchester, at Maze Stone Picnic Area. Comment
  UCR138607  Cheilanthes newberryi D. L. Banks 1996-11-7 1196 Riverside Agua Tibia Mountains, NW Palomar Mountains: Pechanga Indian Reservation, east of San Gabriel Church. At the end of the main road in the Reservation, at the spring on the N fork of Pechanga Creek at the E end of the Reservation 494 Comment
  UCR90970  Cheilanthes newberryi Scott D. White 1996-3-16 3833 Riverside Perris Basin, Lakeview Mtns, north of Winchester, at 'Maze Stone' Picnic Site 610 Comment
  JOTR34127  Cheilanthes parryi Andre, Jim, T. La Doux, R. B. Kelley 2011-5-4 21085 Riverside Joshua Tree National Park. Long Canyon, up side canyon approx. 400 m. west of main canyon drainage. 1171 Comment
  RSA0042110  Cheilanthes parryi Duncan S. Bell, LeRoy Gross 2014-3-6 6193 Riverside Santa Rosa Mountains; Toro Canyon on the east side of Martinez Mountain. 259 Comment
  RSA0106695  Cheilanthes parryi Duncan S. Bell, Thomas Stoughton 2010-3-19 564 Riverside Central section of the Arica Mountains; within the Palen/McCoy Wilderness area; approximately 2.25 air miles west of Priest Well. 439 Comment
  RSA598052  Cheilanthes viscida S. B. Parish, W. F. Parish 2310 Riverside Whitewater (Desert side of San Bernardino Mts.) Comment
  SEINET5544053  Chenopodium album H. S. Gentry 1954-1 14247 Riverside Near Aguanga. Comment
  RSA466280B  Chenopodium ambrosioides S. J. Myers 1987-10-27 s.n. Riverside Ca. 3 mi. W of Temecula, NE portion of plateau, 3/4 mi. E of Walker Basin. Comment
  IRVC29263  Chenopodium berlandieri A. C. Sanders, Kelly Volansky 2003-10-16 27333 Riverside lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. Moreno Valley 534 Comment
  UCR154743  Chenopodium berlandieri T. B. Salvato, Kent Beaman 2005-5-16 778 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  UCR93232  Chenopodium botrys A. C. Sanders, S. Ogg 1994-7-28 15184 Riverside San Bernardino Valley, Colton & Riverside: Santa Ana River from the Riverside Ave. (N. Main St.) bridge downstream almost to Market St. crossing, both sides of San Bernardino Co. line, but mostly RIV 246 Comment
  RSA714432  Chenopodium californicum A. C. Sanders 2004-5-12 27869 Riverside Elsinore Basin Region: Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek. 378 Comment
  UCR241920  Chenopodium californicum A. C. Sanders, Timothy W. Chumley 2013-3-28 40700 Riverside Peninsular Range, Alberhill, between I-15 Fwy and Temescal Canyon Rd., west side of Lake St. 376 Comment
  UCR132954  Chenopodium glaucum subsp. glaucum A. C. Sanders 2001-11-25 24888 Riverside Moreno Valley, Home Depot at Pigeon Pass Rd. on north side of Hwy 60 503 Comment
  SEINET14416905  Chenopodium missouriense Mitch Provance 2012-1 61251 Riverside San Bernardino Valley: Box Springs Canyon, SW base of the Box Springs Mountains, E side of Interstate 215, .25 mi SE of the intersection of Gernert Rd. and Watkins Dr. 422 Comment
  GMDRC5050  Chenopodium murale J. Andre, G. L. Clifton 2011-2-22 17465 Riverside Mecca Hills: along Box Canyon Rd, 10.3 mi. NE of town of Mecca 219 Comment
  UCR232042  Chenopodium murale John F. Green 2008-4-15 0408- 05 Riverside Peninsular Range; Perris-Aguanga Valley, Moreno Valley/Mead Valley area, square parcel 0.8 km on a side, between Nandina Ave. and Oleander Ave., east of Day St. 523 Comment
  RSA48313  Chenopodium murale E. K. Balls 1949-4-4 12947 Riverside near Salton Beach on Highway 111, Colorado Desert -61 Comment
  CAS-BOT-BC231776  Chilopsis linearis John Thomas Howell 1927-8-1 2880 Riverside Moist bottom of Mission Creek at J Cross K Ranch, n. Colorado Desert 609 Comment
  RSA650063  Chilopsis linearis Peter Gail 1961-5-12 s.n. Riverside Pushawalla Canyon, 2 miles from Powerline Rd. Comment
  UCD121647  Chilopsis linearis subsp. arcuata Richard Bates 1949-4-26 s.n. Riverside Between Cathedral City and Palm Springs. Comment
  UC2031354  Chloracantha spinosa Duncan S. Bell 2013-10-29 6089 Riverside Colorado Desert, Chocolate-Chuckwalla Mountains:Hayfields Dry Lake, N of Interstate10, about 1 mile SW of the pumping station. Comment
  CAS-BOT-BC217963  Chloris truncata Scott D. White 1996-9-22 4535 A Riverside Nuevo Road, just E of San Jacinto River crossing, Perris Basin 432 Comment
  RSA747792  Chorizanthe brevicornu Scott D. White, Justin M. Wood 2009-3-24 12572 Riverside Western foothills of Mecca Hills, +/- 0.5 air mile east of the Coachella Canal and 4 air miles S of the I-10 Freeway. 21 Comment
  RSA776958  Chorizanthe brevicornu var. brevicornu Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-30 906 Riverside McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 290 Comment
  UCR123864  Chorizanthe brevicornu var. brevicornu Steven R. Hill 2001-5-3 33681 Riverside San Jacinto Mtns., NE-facing slopes of Mt. San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, c. 3.8 mi west of Calif. Hwy 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area 793 Comment
  UCD84932  Chorizanthe corrugata Chuck Hughes 2010-3-22 204 Riverside About 10.4 miles south of Highway 62, next to railroad tracks. 248 Comment
  VVC2461  Chorizanthe corrugata Tim Thomas 2013-3-18 5939 Riverside Sonoran Desert, 10 miles WSW of Blythe NE of Mule Mtns. 116 Comment
  SD262352  Chorizanthe leptotheca Mitch Provance, Matt K. Beyers, John Hazlett, Jeremiah George 2017-4-6 417 65 Riverside Temescal Valley: Indian Wash, SW of I-15, S sie of De Palma Rd. 700-1100 ft WNW of inter. with Glen Eden Rd (Aberhill 7.5'Q) Habitat steadily encroached upon by enormous debris piles from the south since 2011. 366 Comment
  UCR217645  Chorizanthe leptotheca Jeff B. Galvin 2010-6-7 130 Riverside San Jacinto Mountains, Bautista Canyon, on slopes east of creek and c. 2.5 km south of forest service boundry 820 Comment
  UCR233082  Chorizanthe leptotheca T. B. Salvato, Richard Camacho 2011-6-12 5495 Riverside Peninsular Range, Temescal Canyon, N/S trending wash that extends from Temescal Canyon Road near the west end of Lee (Corona) Lake, south under the Hwy 15 overpass about 0.25 miles 372 Comment
  UCR19249  Chorizanthe parryi var. parryi John C. Roos 1950-5-27 4819 Riverside Peninsular Range, Hills NE of summit of Reche Canyon 762 Comment
  UCR27232  Chorizanthe parryi var. parryi S. Gallagher 1981-5-9 12 Riverside Box Springs Mts., 1.8 mi. south on Box Springs Rd. from intersection with Pigeon Pass Rd. Site on SW corner of Box Springs Rd. intersection with dirt side road leading to western slope of Mts 747 Comment
  UCR93841  Chorizanthe polygonoides subsp. longispina J. E. Harrison 1996-5-23 s.n. Riverside Peninsular Ranges/Santa Ana Mtns, Santa Rosa Plateau: Redonda Mesa 854 Comment
  RSA740949  Chorizanthe polygonoides var. longispina Scott D. White, Justin M. Wood 2008-6-17 12195 Riverside San Jacinto Mountains: Morris Ranch Rd. - open area W of Goff Flat. 1616 Comment
  OBI8369  Chorizanthe rigida David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-27 12254 Riverside Along Box Canyon Rd ca 17 mi ENE of Mecca in Orocopia mts 213 Comment
  RSA475295  Chorizanthe rigida Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2105 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  JEPS57750  Chorizanthe staticoides Marjorie D. Clary 1932-7-3 991 Riverside Hurkey Creek Hemet Valley, Hurkey Creek 1371 Comment
  GMDRC1319  Chorizanthe watsonii J. Andre 2004-4-24 4277 Riverside Little San Bernardino Mountains: Joshua Tree NP: Joshua Tree woodland (sparse), near bench by wash in sandy soil. Elev. 3711 ft. 1131 Comment
  CAS-BOT-BC36264  Chrysolepis sempervirens Carl B. Wolf 1932-8-5 3987 Riverside San Jacinto Mts., along trail from Tahquitz Valley to San Jacinto Peak, between 1st and 2nd wet meadow 2743 Comment
  UC5446  Chrysolepis sempervirens H. M. Hall Jul 1901 2466 Riverside vicinity Tamarack Valley; San Jacinto Mountains 2438 Comment
  CLARK-A1656-874  Chrysothamnus nauseosus subsp. bernardinus Jim Cornett 1977-10-7 Riverside San Jacinto Mountains 2590 Comment
  POM352020  Chrysothamnus paniculatus E. Crow 1928-11-12 88 Riverside Morongo Pass, Colorado Desert Comment
  UC1122151  Chylismia cardiophylla subsp. cardiophylla H. S. Yates 1937-3-23 6428 Riverside Painted Canyon Thermal Quadrangle Comment
  RSA797396  Cirsium acaulescens Keith E. Hoffmaster 1937-6-6 s.n. Riverside San Jacinto Mountains. Comment
  UCR202002  Cirsium occidentale var. californicum 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
  UCR49457  Cirsium occidentale var. californicum A. C. Sanders, B. Pitzer 1987-4-21 7048 Riverside Box Springs Mountains, near southernmost radio towers. 793 Comment
  RSA0070884  Cirsium scariosum E. W. Lathrop 1959-4-16 4452 Riverside 14 miles W of Murrieta, Tenaja plateau. Comment
  RSA191739  Cistanthe monandra R. F. Thorne 1963-3-29 32420 Riverside 9 miles E of Mecca, Mecca Hills 152 Comment
  UCR241940  Citrullus lanatus var. citroides A. C. Sanders, Jose Aguiar 2012-12-19 40530 Riverside Sonoran (Colorado) Desert, Coachella Valley, NE of Mecca above intersection of Ave. 62 and Johnson St. near Coachella Canal -8 Comment
  RSA73330  Clarkia epilobioides F. W. Peirson 1919-4-14 4457 Riverside Murray Canyon, Palm Springs Region. 457 Comment
  UCR16358  Clarkia purpurea Robert Eaton 1968-5-13 680513- 21 Riverside Santa Ana Mtns., Santa Rosa Plateau, Mesa de Colorado, Santa Rosa Road, 6 mi. from Washington Street in Murrieta 610 Comment
  UC20030  Clarkia rhomboidea H. M. Hall June 1901 2264 Riverside nw side San Jacinto Mountains (at Schains) Comment
  UCR7738  Clarkia similis Tony Beck 1968-5-11 680511- 01 Riverside Santa Ana Mtns., Santa Rosa Plateau, 3 mi. north of Johnson Ranch near Redonda Mesa, near summit of road. 854 Comment
  RSA0013703  Claytonia LeRoy Gross, Grace Cho 2013-4-9 5999 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
  RSA655042  Claytonia parviflora Scott D. White 1999-6-6 7447 Riverside Idyllwild Area: Near Idyllwild Community Service Dist. sewage ponds at terminus of USFS Road 5S24.2. 1432 Comment
  UC7891  Claytonia parviflora subsp. parviflora Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  UCR16641  Claytonia perfoliata subsp. perfoliata H. C. Sharma 1976-4-26 760426- 04 Riverside about 3 miles south of Washington Street on the side of Mockingbird Canyon 335 Comment
  RSA314403  Clematis ligusticifolia Robert F. Thorne, Kay L. Wright, Ricahrd K. Benjamin 1982-10-8 55396 Riverside Side canyon on W side of Whitewater Cyn, ca. 3.3 mi. N of Whitewater Post Office. 595 Comment
  RSA770707  Clematis ligusticifolia Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4810 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UC1281118  Coleogyne ramosissima H. E. McMinn 1937-3-5 4491 Riverside ne part Cottonwood Mts. 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
  UCR91439  Collinsia concolor Scott D. White 1995-3-30 2649 Riverside San Jacinto Valley, Moreno Valley; hills c. 0.7 air mi directly south of 60 Fwy and west of bend in Moreno Beach Drive. Topo Q. shows 'Moreno' BM 2067 at top of hill. 579 Comment
  RSA0030789  Collinsia concolor N. C. Cooper 1944-5-20 1290 Riverside Palms to Pines Highway [Hwy. 74], San Jacinto Mountains. 1372 Comment
  UCR169394  Collinsia heterophylla T. B. Salvato, John F. Green 2004-5-27 596 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
  UCR25368  Collinsia heterophylla John C. Roos 1952-4-13 5530 Riverside Riverside, Box Springs Mountains 488 Comment
  HSC100941  Condalia globosa var. pubescens J. P. Smith, J. O. Sawyer 2009-11-30 12701 Riverside West of wash with palo verde tree. 638 Comment
Read comments Aug 16 2015
  CAS-BOT-BC389741  Condea emoryi M. Danielson 1963-12-25 s.n. Riverside Tahquitz Canyon Comment
  RSA543137  Convolvulus simulans Steve Boyd, Timothy S. Ross, Hammitt 1991-5-2 6126 Riverside Vail Lake region, summit of Oak Mountain, N of lake near Henderson benchmark. 823 Comment
  RSA575928  Conyza bonariensis Steve Boyd, Darin L. Banks 1994-9-29 8368 Riverside Floodplain E of dike along San Jacinto River, W of Sedco Hills community. 381 Comment
  UCR166078  Conyza canadensis John F. Green 2005-2-10 s.n. Riverside Perris-Aguanga Basin, Moreno Valley; N of the 60 Fwy, NW block at intersection of Lasselle St and Ironwood Ave 573 Comment
  CDA20751  Conyza sumatrensis R. W. Schaffer 2006-11-17 PDR 1262127 Riverside near Oasis St., Indio Ca. 0 Comment
  POM12917  Corallorhiza maculata Philip A. Munz 1922-6-23 5786 Riverside Keen Camp, San Jacinto Mountains 1585 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
  UCR17523  Cordylanthus nevinii Frank C. Vasek 1979-7-26 s.n. Riverside Santa Rosa Mtns, Vicinity of Virgin Spring and Stump Spring 2348 Comment
  UCR35228  Cordylanthus rigidus subsp. setiger L. B. Ziegler 1967-9-6 241 Riverside San Jacinto Mtns, Hemet Valley (=Garner Valley), Quinn Flats region 1375 Comment
  UCR5796  Cordylanthus rigidus subsp. setiger O. F. Clarke 1966-10-5 661005- 35 Riverside Peninsular Range; Santa Rosa Mtns., Santa Rosa Mountain Rd., first wooded canyon -- near University of California, Deep Canyon Desert Research Center 1829 Comment
  RSA0018450  Cordylanthus rigidus subsp. setiger J. C. Roos 1965-8-18 s.n. Riverside Thomas Valley, San Jacinto Mtns. Comment
  POM319727  Corethrogyne filaginifolia Patricia Wilder 1971-11-17 5348 Riverside Along the Santa Ana River at end of Pedlay Sreet, north of Norco. 198 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
  RSA234021  Crassula aquatica R. F. Thorne, E. W. Lathrop 1969-5-19 37953 Riverside Santa Rosa Plateau: Rancho California, Mesa de Colorado. 625 Comment
  UCR111067  Crassula aquatica D. E. Bramlet 1998-4-21 2601 Riverside maintenance road adjacent to (east of) the MWD canal & approximately 488m north from the canal crossing at the existing weather station, 701 m east of Hwy 79 and 1.22 km south of Holland Road, 50m west of the Shipley Reserve. 450 Comment
  UCR139617  Cressa truxillensis A. C. Sanders 2004-7-1 28375 Riverside Perris-Aguanga Surface/Menifee Valley Region, Paloma Valley, c. 1.5 mile NW of the "Menifee-Antelope Community Hall", 0.6 mi. east of Murrieta Rd. near the NW foot of a large rocky hill (1762 ft.) and c. 5 miles due south of Sun City 457 Comment
  SBBG2861  Crossosoma bigelovii K. K. Muller 1953-3-22 573 Riverside W side of Whitewater Cyn, 1 mi N of Hwy 60 Comment
  SEINET12221365  Crossosoma bigelovii Unknown 1959-1 75 Riverside along road to Morongo Valley 8 mi N of US 99, Morongo Wash Comment
  RSA480575  Croton californicus N. C. Cooper 1943-9-26 935 Riverside Cabazon. 549 Comment
  RSA480581  Croton californicus var. mohavensis H. de Forest 1932-8-27 s.n. Riverside Beaumont-Banning Pass Comment
Read comments Dec 4 2011
  UCR260573  Croton setiger T. B. Salvato 2014-5-29 8029 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Bundy Canyon Road and Debon Street, c. 0.7 mi west of Murrieta Rd and 4.4 mi southeast of Canyon Lake 537 Comment
  NY1154341  Cryptantha angustifolia N. H. Holmgren 1974-3-23 7477 Riverside Box Canyon wash, 11.4 (9 airline) miles east-northeast of Mecca 244 Comment
  SD224873  Cryptantha angustifolia G. K. Helmkamp, E. A. Helmkamp 1998-2-5 2668 Riverside Little San Bernadino Mtns, 3.2 mi. N of jct of Thousand Palms Canyon Rd. & Dillon Rd. Comment
  UCD119596  Cryptantha angustifolia R. L. Smith 1948-3-24 s.n. Riverside foot of Andreas Canyon. Comment
  UC1063930  Cryptantha barbigera H. S. Yates 1937-3-23 6446 Riverside 15 mi nne Medda; Thermal Quad. 457 Comment
Read comments Apr 6 2011
  UCR38138  Cryptantha barbigera J. M. Stewart 1985-3-16 S.N. Riverside Sonoran (Colorado) Desert/Santa Rosa Mtns., Santa Rosa Mtns., Agua Alta Canyon off Martinez Canyon 732 Comment
  SEINET10455559  Cryptantha barbigera Thorne 1980-4-16 THORNE 54048 Riverside San Bernardino Mts: Sandy bench along Whitewater River, E of bridge and levee and below W-facing bluff. Comment
  UCR243166  Cryptantha barbigera var. fergusoniae LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4328 Riverside Transverse Ranges; San Bernardino Mountains, Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat Canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W. Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon 871 Comment
  RSA0094891  Cryptantha corollata A. C. Sanders 2004-4-9 27455 Riverside San Jacinto Valley. Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., in central valley among the three peaks. 488 Comment
  SEINET2042439 Image available Cryptantha decipiens A. C. Sanders, K. Rose, D. Woodard 1995-3-15 16139 Riverside Coachella Valley: mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and I-10. T3S R3E sec 11 (S/2) (sec14 and sec 14 N/2 and sec 24) 329 Comment
  UCR116608  Cryptantha decipiens A. C. Sanders 2001-4-8 23977 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic Ave., north of flood control ditch 348 Comment
  UC78484  Cryptantha dumetorum Marcus E. Jones, A. M. 1903-5-11 Riverside Whitewater, close to station Whitewater 304 Comment
  RSA0001783  Cryptantha dumetorum Marcus E. Jones 1903-5-11 6801 Riverside Whitewater. 305 Comment
  JEPS67667  Cryptantha intermedia W. L. Jepson 1901-5-30 1554 Riverside between Aguanga and Temecula; Temecula River Comment
  PASA1985  Cryptantha intermedia 1928-3-3 Riverside near Whitewater Comment
Read comments Jun 24 2016
  POM12900  Cryptantha intermedia P. A. Munz 1922-7-3 5950 Riverside Vandeventer Flat 1372 Comment
Read comments May 1 2011
  UC164377  Cryptantha intermedia H. M. Hall Jul 1901 2250 a Riverside Fuller's Mills San Jacinto Mountains 1767 Comment
  UC164378  Cryptantha intermedia H. M. Hall 1901-6-1 2180 Riverside Thomas Valley San Jacinto Mountains 1371 Comment
  UCR104083  Cryptantha intermedia A. C. Sanders, P. J. MacKay, T. S. Thomas, O. F. Clarke 1997-5-4 20637 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  UCR116897  Cryptantha intermedia A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24193 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, c. 1/4 mi. north of Newport Rd. and 3/4 mi. east of State St. 506 Comment
  UCR120943  Cryptantha intermedia A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24915 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  UCR27193  Cryptantha intermedia Marlyce Myers 1980-4-21 s.n. Riverside Perris Basin, Motte Reserve, 2.5 mi NW of Perris 518 Comment
  UCR98704  Cryptantha intermedia S. J. Myers 1995-6-9 s.n. Riverside Peninsular Range, Lake Elsinore, 0.5 mi south of intersection of Grand Ave. and Ortega Hwy (State Hwy 74) 457 Comment
  POM9235  Cryptantha intermedia P. A. Munz, R. D. Harwood 1920-3-20 3379 Riverside 5 miles S of Corona. 305 Comment
  POM14239  Cryptantha maritima P. A. Munz, D. D. Keck 1922-4-9 4755 Riverside Shavers Well, near Mecca. 76 Comment
  RSA316876  Cryptantha maritima P. A. Munz, D. D. Keck 1922-4-9 4794 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  UC1514466  Cryptantha maritima Rimo Bacigalupi with Paul Hutchison 1958-2-19 6199 Riverside 9.4 mi n Blythe (at w base of the Big Maria Mts.); Big Maria Mts. 167 Comment
  POM305855B  Cryptantha micrantha Henry J. Ramsey 1938-4-23 1165 -B Riverside Santa Rosa Mtns. Comment
  SJSU11353  Cryptantha micrantha J. W. Tofflemire 1957-4-18 Riverside Bautista Canyon Rd, Bautista Canyon SE of Hemet Comment
  UC1279966  Cryptantha micrantha Peter H. Raven with R. Snow 1957-7-26 11122 Riverside 1.8 mi above Lake Fulmor; San Jacinto Mountains Comment
  CAS-BOT-BC520377  Cryptantha micrantha var. lepida Steve Boyd; Gary Wallace 2005-7-30 11639 Riverside Peninsular Ranges, San Jacinto Mountains region: San Jacinto Mtns State Park, Hidden Lake area, NE of Hidden Divide, SE of Long Valley, near head of Hidden Fork of Tahquitz Creek 2682 Comment
  RSA543895  Cryptantha micromeres Steve Boyd 1991-5-20 6274 Riverside Santa Ana Mountains, NW of Lake Elsinore. Lower Rice Cyn, just inside Cleveland Nat. For. boundary. 573 Comment
  SBBG53761  Cryptantha microstachys S. Boyd 1980-5-28 Riverside Harford Springs County Park, located on the NW corner of the Gavilan Plateau, E side of Gavilan rd Comment
  UC1608293  Cryptantha microstachys Steve Boyd and Tim Ross 1992-5-5 7239 Riverside e portions Oak Flats (along the Bluewater Trail); Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar 731 Comment
  UCR164891  Cryptantha microstachys S. J. Myers 2001-4-5 s.n. Riverside San Jacinto Mtns., Bautista Canyon 884 Comment
  UCR199922  Cryptantha microstachys Scott D. White, Justin Wood 2008-4-16 11883 Riverside Perris/Elsinore Basin, hills to the west of I-215 and south of Scott Rd. 549 Comment
  UCR241240  Cryptantha muricata Tracy Tennant, Jeffrey Ross 1998-6-23 MOR- 504 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  RSA0119988  Cryptantha muricata var. denticulata Duncan S. Bell, Thomas Stoughton 2016-4-13 9264 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting along the Cactus Spring Trail, in the vicinity of Horsethief Creek. 1047 Comment
  RSA0079562  Cryptantha muricata var. jonesii C. B. Wolf 1932-8-6 s.n. Riverside Roadside 2.9 mi From Idyllwild on the road to Hemet. San Jacinto Mts. 1220 Comment
  UC1329935  Cryptantha pterocarya James E. Cole 1941-4-13 566 Riverside 0.5 mi n Meeks Cabin; Joshua Tree National Monument, Pinto Pass Comment
  POM254739  Cryptantha racemosa P. A. Munz 1940-3-24 15693 Riverside 3 miles south of Cottonwood Springs, Eagle Mts 457 Comment
  RSA499795  Cryptantha racemosa Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  JOTR33726  Cryptantha utahensis La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2727 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Sandy pediment/bajada surrounding granitic ourcrops near Stirrup Tank parking lot (Stop 1) Comment
  UCR48398  Cryptantha wigginsii Steve Boyd 1986-5-1 1797 Riverside Perris-Aguanga Basin region, southwestern Perris Basin, hill west of Skunk Hollow, Skunk Hollow vernal pool 488 Comment
  UCR187360  Cucurbita palmata R. E. Riefner Jr. 2006-8-2 06- 349 Riverside Peninsular Range, Lakeview Mountains, vicinity of Alicante Dr. and Jamawag Rd., north of Leon Rd. 550 Comment
  SEINET238804  Cuscuta pentagona Mitch Provance 2000-7-4 2105 Riverside Santa Ana River Wash between the Market St. and Riverside Avenue crossings. 244 Comment
  RSA13685  Cuscuta salina P. A. Munz, I. M. Johnson 1922-5-18 5410 Riverside 1 mile west of Hemet Comment
  LA204494  Cylindropuntia bigelovii Carl B. Wolf; 1932-10-12 4301 Riverside NW end of Pinto Basin, about 4 mi. E of El Dorado Queen Mine 914 Comment
  RSA0073880  Cylindropuntia bigelovii Marc A. Baker, Michelle Cloud-Hughes 2013-4-15 17729 Riverside Chuckwalla Mountains, Corn Springs Wash, 5km west of Aztec Well, 74km east of Indio. 760 Comment
  RSA125841  Cylindropuntia echinocarpa E. K. Balls, Percy C. Everett 1957-11-13 22801 Riverside Snow Creek, between village and Fish Hatchery. 671 Comment
  SD164925  Cylindropuntia munzii Marc A. Baker, Tom F. Daniel 1984-3-24 4942 Riverside Above Chuckawalla Well. (IPB 7/07) 609 Comment
  CLARK-A1528-1430  Cymopterus panamintensis var. acutifolius John C. Roos 1947-2-15 3243 Riverside Eagle Mountains Comment
  UCD60092  Cynodon dactylon E. W. Lathrop 1965-5-24 5379 Riverside 14 miles west of Murrieta. 548 Comment
  POM1182  Cynodon dactylon I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon. Comment
  UCR88168  Cyperus acuminatus Karen Kirtland 1992-5-20 s.n. Riverside Perris-Aguanga Basin, San Jacinto River at a planned development called Creekside, east of Dunlap Dr. and north of San Jacinto Ave. 433 Comment
  CLARK-A1528-1  Cyperus eragrostis Fred B. Essig 1966-9-12 Riverside Riverside Comment
  RSA500204  Cyperus erythrorhizos Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3540 Riverside Vail Lake area, pond and freshwater marsh in Kolb Crk. just south of the lake. Comment
  RSA500573  Cyperus involucratus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3579 Riverside Vail Lake area, along Arroyo Seco drainage from jtn. with Kolb Creek, S to w/in 1/4 mi Hwy 79. 457 Comment
  JEPS64081  Cyperus laevigatus W. L. Jepson 1914-5-22 6012 Riverside nw of Indio (Thousand Palms Canyon); Thousand Palms Canyon Comment
  SEINET3830467  Cyperus rotundus G. Rink, M. Baker, T. Thomas, M. Honer, A. Karl 2010-1 10333 b Riverside Canal two miles north of Blythe. Comment
  RSA628533  Cyperus squarrosus A. C. Sanders, T. Tennant, J. S. Ross 1998-8-20 22233 Riverside San Bernardino Mountains: Morongo Indian Reservation, lower Millard Canyon. 841 Comment
  SD227680  Cyperus squarrosus A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22233 Riverside San Bernardino Mtns.: Morongo Indian Reservation, lower Millard Canyon 840 Comment
  JEPS20762  Dalea mollis Roxana S. Ferris and Rimo Bacigalupi Mar 19 1958-Mar 25 1958 13243 Riverside 11.3 mi. n. Blythe (Hwy U.S. 95); wash arising in Big Maria Mts. Comment
  UCR166009  Dalea mollis 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
  JOTR16699  Dalea mollissima Vanderspek & Youse 1964-4-19 64537 Riverside Joshua Tree National Park. WILSON CANYON 853 Comment
  RSA0031553  Dalea mollissima Duncan S. Bell 2013-1-30 4443 Riverside The Mecca Hills; in an unnamed canyon between Thermal Canyon and Painted Canyon, just to the west of Mecca Hills peak 1642. 138 Comment
  POM114602  Dasyochloa pulchella Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  UCR89708  Datura discolor J. M. Stewart 1990-10-22 664 Riverside Sonoran (Colorado) Desert, Ford Dry Lake off I-10, c. 4 mi. west of Wiley Well Rd Comment
  UCR274801  Datura wrightii Aaron C. Sedgwick, David Fraker 2012-3-28 039 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road. c. 6 miles south of Hwy I-10 323 Comment
  UCR1668  Daucus pusillus Annette Price 1962-5-8 088 Riverside Santa Ana Mtns., Santa Rosa Plateau, Tenaja Road, c. 4 mi. [west] from Washington Avenue, Murrieta 549 Comment
  UCR230216  Daucus pusillus A. C. Sanders 2011-4-6 38982 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. 1.5 mi. NE (73 deg. ) of Glen Ivy Hot Springs, 0-0.4 mi. NE of I-15 crossing 320 Comment
  SBBG118904  Deinandra mohavensis M. Wall with C. and D. Whiting 2005-8-6 402 Riverside SE Hemet, Santa Rosa Hills, Simpson Park; T5S R1E S30 SW/4 Comment
  UC64116  Delphinium H. M. Hall May 1899 Riverside 20 mi s Agua Caliente; San Jacinto Mountains Comment
  RSA395678  Delphinium parishii Ora M. Clark 1929-2-22 1561 Riverside N. Whitewater. Comment
  RSA689567  Delphinium parishii Scott D. White, Michael Honer 2003-4-25 9111 Riverside San Bernardino Mountains: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. 610 Comment
  UC1785047  Delphinium parishii subsp. parishii Marjorie Clary 1932-4-7 818 Riverside Mission Creek, Morongo, W side Colorado Desert Comment
Read comments Jan 8 2017
  LA207622  Delphinium parishii subsp. subglobosum Carl Epling; 1937-5-7 sn Riverside 2 mi. above PInon Flats, Palms to Pines Hwy Comment
  PASA2532  Delphinium parryi 1922-5-18 Riverside Road south of Lake Elsinore 377 Comment
Read comments Jun 24 2016
  UC64117  Delphinium parryi H. M. Hall June 1901 2013 Riverside canyon of the San Jacinto River San Jacinto Mountains 762 Comment
  UCR158710  Delphinium parryi A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30007 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
  UCR193923  Delphinium parryi A. C. Sanders, Mitch Provance 2008-7-11 35786 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
  UCSB12149  Delphinium parryi Suter, Richard 1961-5-7 Riverside Idylwild - Banning road in the San Jacinto Mountains; 6.9 miles south of its turnoff from U.S. Highway 60,70,99 at Banning 1280 Comment
  RSA0029697  Delphinium parryi subsp. maritimum D. L. Banks, Victor W. Steinmann 1997-3-13 1428 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
  RSA740249  Descurainia obtusa subsp. adenophora Scott D. White, Justin M. Wood 2008-7-8 12386 Riverside Johnson Meadow. 1439 Comment
  UCR97457  Descurainia pinnata John Wear, N. Moorhatch 1997-3-5 s.n. Riverside San Jacinto Mtns, Chino (Tramway) Cyn, both sides of road. 500 Comment
  RSA0094181  Descurainia pinnata subsp. glabra Jim M. Andre 2012-4-11 20699 Riverside Little San Bernardino Mountains; Hidden Tank Picnic Area, 1.4 mi. SW of paved road (Utah Trail) to Cottonwood Spr, approx. 8 mi. south of North Entrance Sta., N. end of Hexie Mtns. 1076 Comment
  RSA763652  Dicentra chrysantha Doris Bowers 1972-4-15 1848 Riverside E. end of Avenida Bravura (N. on Portola Rd.), Rancho Calif. 457 Comment
  UCR19416  Dicentra chrysantha C. S. Papp 1965-6-13 841 Riverside San Jacinto Mtns, Idyllwild 1829 Comment
  JOTR37060  Dichelostemma capitatum subsp. capitatum La Doux, Tasha, M. Harding, J. Heintz, D. Thomas 2015-4-23 3546 Riverside Joshua Tree National Park. Little San Bernardino Mountains, north of Eureka Peak road; along northward corridor with California Riding and Hiking Trail, sandy wash bottom with steep granite rocky slopes Comment
  RSA613633  Dichelostemma capitatum subsp. capitatum Darin L. Banks, Victor Steinmann 1997-3-13 1484 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
  RSA70160  Dichelostemma capitatum subsp. pauciflorum F. W. Peirson 1922-4-9 2903 Riverside Andreas Canyon near Palm Springs, Colorado Desert, 335 Comment
  UC537240  Dicoria canescens M. E. Jones 1933-12-29 Riverside Palm Springs Comment
  UCR139986  Digitaria sanguinalis A. C. Sanders 2004-8-10 28763 Riverside Perris-Aguanga Region, 3 miles ENE of Perris, new nursery growing grounds west of Menifee Rd. (=Pozos Av.) & south of Nuevo Rd., between San Jacinto River and Nuevo 433 Comment
  SD243250  Diplachne fusca var. uninervia Mike Lahti 2008-12-12 Riverside Hemet. Bautista Creek Ranches, 45200 Bautista Road, near Fairview Avenue. Comment
  SEINET13693555  Diplacus aurantiacus N. D. Atwood 1993-3-26 17662 Riverside Santa Ana Mountains, along Hwy 74, 1.5 miles S of Lake Elsinore. 671 Comment
  SD53063  Diplacus clevelandii Peter H. Raven 1962-5-18 17759 Riverside Main Divide Truck Trail 2.9 miles south of Santiago Peak Comment
  CAS-BOT-BC153097  Diplacus fremontii John Thomas Howell 1927-8-2 2919 Riverside Near Idyllwild on road to Keen Camp, Mt. San Jacinto 1676 Comment
  CAS-BOT-BC153098  Diplacus fremontii H. M. Hall 1901-6-1 2049 Riverside In the vicinity of Chalk Hill 1524 Comment
  RSA0016056  Diplacus fremontii Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38096 Riverside San Bernardino National Forest, San Jacinto Mountains: Above James Reserve in Hall Canyon. 1677 Comment
  CDA7874  Dipsacus sativus Kurt Cambell 2006-6-15 s.n. Riverside Northwest corner of Moraga Road and Rancho California Road, Temecula. Comment
  SBBG118563  Ditaxis claryana L. C. Wheeler 1952-12-15 7024 Riverside Riverside 9 Mountaineer Mine; Riverside Mtns Comment
  SEINET6631295 Image available Ditaxis lanceolata Leila M. Shultz, John S. Shultz 1985-4-18 8327 Riverside Chuckawalla Mountains, 1 mile west of Astec Well and 11.7 miles south of highway (I-15) 616 Comment
  RSA517923  Ditaxis neomexicana Steve Boyd 1986-3-5 1349 Riverside Hwy 195, N base of the Orocopia Mts., halfway between I-10 & Box Canyon. Comment
  UCR208852  Ditaxis neomexicana Scott D. White 2001-4-12 8311 Riverside Sonoran (Colorado) Desert, Shavers Valley, north of the I-10 Freeway, c. 15 miles east of Indio junction of I-10 and Calif. 111, adjacent to powerline access roads at unnamed freeway exit accessing pump station 351 Comment
  RSA33641  Dithyrea californica N. C. Cooper 1945-3-24 1618 Riverside Cabazon. 457 Comment
  RSA530761  Dithyrea californica T. S. Clare 1930-4-14 s.n. Riverside Salton Sea. [Imperial to Riverside Co] Comment
  SD255125  Dithyrea californica Duncan S. Bell 2010-2-21 554 Riverside Arica Mountains; within the Palen/McCoy Wilderness area; collecting in large drainage on western section of range. Scattered on sand ramp with Larrea tridentata. 452 Comment
  SFV4379  Dithyrea californica F. M. Ball 1964-1-4 66 1 Riverside San Bernardino Mountains About 16 miles east of Banning on main highway to Indio. Whitewater turnoff on east side of Whitewater Canyon. 450 Comment
  CAS-BOT-BC41902  Dithyrea maritima Geo. B. Grant 1906-5-2 s.n. Riverside Collected on Colorado desert at Palm Springs. Comment
  JEPS103619  Downingia cuspidata Lisa Schultheis 1995-5-9 144 -95 Riverside Santa Rosa Plateau Preserve Comment
  UCR217794  Draba cuneifolia Jim Andre, T. La Doux 2010-2-28 12561 Riverside Lower Colorado River Valley, along Hwy 95 c. 25 miles north of Blythe, on east side of Big Maria Mountains, under radio tower 83 Comment
  POM492  Draba cuneifolia var. integrifolia H. M. Hall 1903-04 3804 Riverside Vicinity of Riverside 610 Comment
  IRVC138  Dryopteris arguta R. H. Whittaker, W. A. Niering 1963-6-6 SJ 249 Riverside San Jacinto Mountains; Indian Creek. Peninsular Ranges 640 Comment
  SBBG119281  Dudleya lanceolata V. Soza, L. Gross 1999-6-21 569 Riverside Oak Flats, SW of Serrano Spring; T7N R6W SE/4, NE/4 S13 731 Comment
  CAS-BOT-BC109669  Dudleya multicaulis Steve Boyd 1986-5-7 1823 Riverside Alberhill Mountain. Lower slopes of south flank, just east of Claymine area. Comment
  RSA0041954  Dudleya pulverulenta subsp. arizonica Duncan S. Bell, Marcel Beffort 2014-4-22 6601 Riverside Chuckwalla Mountains; western end of Corn Springs wash/canyon; approximately 0.25 air mile south of Aztec Well. 622 Comment
  RSA0123698  Dudleya saxosa subsp. aloides Duncan S. Bell, LeRoy Gross 2016-3-30 9166 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 7.5 air miles southeast of the summit of Martinez Mountain. 970 Comment
  UCR213762  Dudleya saxosa subsp. aloides Scott D. White, Justin M. Wood 2009-4-28 12607 Riverside Little San Bernardino Mountains, city of Desert Hot Springs, proposed development north of Pierson Blvd and east of Verbena Dr. Comment
  POM6654  Dyssodia porophylloides P. A. Munz 1919-5-7 2732 Riverside Palm Springs. 198 Comment
  UCR89529  Dyssodia porophylloides Bern Schwenn 1994-4-30 s.n. Riverside southern Mojave Desert, Joshua Tree National Monument; E side of Hexie Mtns., Porcupine Wash, near the junction with Ruby Lee Canyon 732 Comment
  SEINET8060012 Image available Echinocactus polycephalus var. polycephalus Michael Chamberl 1990-1-8 10 Riverside 1/4mi down Hayfield Rd. south of I-10 500 Comment
  UCR59234  Echinochloa crus-galli Jeri Hirshberg 1989-7-20 s.n. Riverside Diamond Valley, south of Newport Road, near Searl Ranch. Comment
  UCR19192  Eclipta prostrata John C. Roos 1965-7-5 s.n. Riverside Sonoran (Colorado) Desert, Thermal Airport Comment
  RSA198949  Elatine californica R. F. Thorne, E. W. Lathrop, P. A. Munz 1968-5-8 37560 Riverside Santa Rosa Plateau: on Mesa de Colorado, Rancho California. 671 Comment
  RSA336207  Elatine californica R. F. Thorne, M. Z. Thorne, W. Wisura 1978-5-21 51987 Riverside Santa Rosa Plateau: Mesa de Colorado. 609 Comment
  UC489191  Eleocharis acicularis C. V. Meyer 1928-7-27 566 Riverside Hidden Lake San Jacinto Mts. 2651 Comment
  JOTR38423  Eleocharis macrostachya Hodges, Stephen, A. Ingersoll 2015-8-26 652 Riverside Joshua Tree National Park. Queen Mountains, Wonderland of Rocks, Barker Dam. Comment
  JOTR38424  Eleocharis macrostachya Hodges, Stephen, A. Ingersoll 2015-8-26 652 Riverside Joshua Tree National Park. Queen Mountains, Wonderland of Rocks, Barker Dam. Comment
  UCR109647  Eleocharis macrostachya T. W. Fisher, R. E. Orth 1964-6-25 s.n. Riverside San Jacinto Mtns., Lake Hemet near stream 1311 Comment
  RSA234094  Eleocharis montevidensis Robert F. Thorne, E. W. Lathrop 1969-6-6 39345 Riverside Santa Rosa Plateau: Rancho California 610 Comment
  RSA653671  Eleocharis palustris A. C. Sanders, K. C. Rose 1999-6-18 22818 Riverside Domenigoni Valley: upper Warm Springs Creek between Hwy 79 (Winchester Rd.) and Scott Rd., Domenigoni Ranch, S of Winchester 433 Comment
Read comments Mar 20 2013
  RSA544432  Eleocharis radicans Steve Boyd, Timothy S. Ross, D. Zippin, T. Oberbauer 1991-6-14 6339 Riverside Skunk Hollow area, 2 miles E of Murrieta Hot Springs, just W of Second San Diego Aquaduct. Comment
  SD137954  Elymus condensatus Darin L. Banks 1995-10-17 786 Riverside Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; along lower Arroyo Seco, S of the Dripping Springs Campground, on broad alluvial benches N of where Arroyo Seco turns to the E. 512 Comment
  LA14813  Elymus glaucus H. S. Yates; 1937-6-27 6713 Riverside San Jacinto Mountains, near Idlewild (Idyllwild) 1676 Comment
  RSA179496  Elymus multisetus E. W. Lathrop 1960-6-7 4867 Riverside 14 miles west of Murrieta Comment
  LA14869  Elymus triticoides F. M. Reed; 1907-5-26 1363 Riverside Spring Brook near foot of Rubidoux Mt Comment
  UCR264633  Elymus triticoides Mitch Provance 2012-6-19 196- 10 Riverside San Bernardino Valley, Santa Ana River Bottom, Tequesquite Creek and associated wetlands W of Rubidoux Ave 226 Comment
  RSA0125989  Emmenanthe penduliflora Duncan S. Bell 2016-3-4 8795 Riverside Orocopia Mountains; northwestern corner of range; collecting in the Orocopia Mountains Wilderness area in an unnamed canyon approximately 3.75 air miles northwest of the summit of the range. 738 Comment
  RSA662568  Emmenanthe penduliflora P. Shirokawa 1998-5-15 28 Riverside Cleveland National Forest- Trabuco Ranger District, 0.3 miles from Ortega Highway (State Highway 74) on North Main Divide Road. 808 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
  UCR202012  Emmenanthe penduliflora Mike Misenhelter 1998-7-7 s.n. Riverside Peninsular Range; San Jacinto Mtns. Foothills, 35 acre 'Searl Tank' site, foot of the north end of Mica Butte, just SE of the intersection of State St. and Cactus Valley Rd., c. 1 mile south of Hemet 585 Comment
  UCR57204  Emmenanthe penduliflora Ed LaRue 1989-6-11 s.n. Riverside Peninsular Range, W side of Lakeview Mtns., c. 1 mi SE of town of Nuevo 640 Comment
  UCR123822  Emmenanthe penduliflora var. penduliflora Steven R. Hill 2001-5-3 33661 Riverside San Jacinto Mtns., NE-facing slopes of Mt. San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, c. 3.8 mi west of Calif. Hwy 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area 793 Comment
  CAS-BOT-BC131164  Encelia actoni C. B. Wolf 1931-10-14 2458 Riverside Roadside at [Cabozon] Cabazon, San Gorgonio Pass 518 Comment
  SBBG112481  Encelia actoni C. Bornstein 1994-5-2 Riverside Randolph Ranch, Joshua Tree Nat Monument 1280 Comment
  UC1118035  Encelia actoni A. Lewis 1933-1-26 140 Riverside Cactus Valley San Jacinto Quad., Cactus Valley 640 Comment
Read comments Mar 20 2011
  UCR244387  Encelia actoni Jim Andre 2012-4-16 20968 Riverside Southern Mojave Desert, Joshua Tree National Park; along Cottonwood Springs Rd [=Pinto Basin Rd.], c. 6 mi. south of north entrance at Twin Tanks parking area 1197 Comment
  CAS-BOT-BC226824  Encelia californica A. C. Sanders; T. B. Salvato 2012-4-27 40090 Riverside Peninsular Range; Santa Ana Mtns.: Region: Temescal Canyon, along Temescal Canyon Rd. east of I-15 crossing and mouth of Mayhew Cyn. 313 Comment
  CLARK-A1656-718  Encelia farinosa unknown 1981-3-14 Riverside Coachella Valley Comment
  SBBG99399  Encelia farinosa W. L. Halvorson 1977-3-8 77 -77 Riverside ca. 1 mi S of entrance to Joshua Tree Nat Monument Comment
  SEINET7865172 Image available Encelia farinosa J. M. Andre 2014-1-27 26675 Riverside Riverside Mountains; at mine site 1.3 mi W of Hwy 95 at Wilson Rd., 12.2 mi S of Vidal Jct. 225 Comment
  UCR114652  Encelia farinosa B. G. Pitzer 1998-1-25 3411 Riverside Lakeview Mtns., Reinhardt Canyon, Maze Stone County Park, at N terminus of California Avenue 610 Comment
  UCR167364  Encelia farinosa 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
  UCR196376  Encelia farinosa Naomi Fraga, Lisa Rojas 2005-2-10 1374 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  POM356672  Encelia farinosa var. farinosa Norman C. Cooper 1949-6-1 3954 Riverside Elsinore. 610 Comment
  UCR279353  Encelia farinosa var. farinosa A. C. Sanders, Jim Malusa 2017-3-23 42931 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 2.3 miles east of Iris Pass 787 Comment
  JOTR34055  Encelia virginensis La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2954 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; loamy-gravel, steep, southeast facing slopes above Lost Horse Mine Trail Comment
  SD229015  Ephedra aspera Dick Schwenkmeyer 2013-6-11 915 Riverside Carrizo Creek camp, approx. 1.5 north of highway 74 and Royal Carrizo Road intersection. 890 Comment
  RSA771863  Ephedra californica Robert F. Thorne, M. Z. Thorne 1973-3-30 42689 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs 488 Comment
  SEINET8714360 Image available Ephedra californica F. A. Thackery 1928-1 254 A Riverside White Water Comment
  JOTR34228  Ephedra nevadensis La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2012-5-12 3081 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Lower ridges at base of Quail Mountain; within old burn area between Lost Horse Valley and Juniper Flats (Stop 2) Comment
  CAS-BOT-BC171729  Epilobium canum subsp. latifolium Carl B. Wolf 1932-10-13 4309 Riverside Colorado Desert, Cottonwood Springs, Eagle Mts. 289 Comment
  CAS-BOT-BC171741  Epilobium canum subsp. latifolium S. B. Parish 1916-5-13 10859 Riverside Cottonwood Springs, Colorado Desert 792 Comment
  SBBG44917  Epilobium canum subsp. latifolium W. B. Holt 1941-10-23 17 Riverside near Split Rock, Joshua Tree National Monument Comment
  UCR241648  Epilobium ciliatum T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 354 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  JOTR35177  Epilobium ciliatum subsp. ciliatum La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 3278 Riverside Joshua Tree National Park. Queen Mountains; West side of Barker Dam; Small riparian zone in and along drainage from dam (Stop 5) 1300 Comment
  POM10085  Epilobium ciliatum subsp. ciliatum Charlotte M. Wilder 1906-10-8 885 Riverside Fairmont Park. Comment
  UC20049  Epilobium ciliatum subsp. ciliatum H. M. Hall Jul 3 1901-Jul 13 1901 2378 Riverside vicinity of Strawberry Valley San Jacinto Mountains (along water courses) 1600 Comment
  POM161203  Epilobium ciliatum subsp. glandulosum Ralph Hoffmann 1929-9-6 s.n. Riverside Granite ridges, San Jacinto Mountains. 2439 Comment
  POM48407  Epilobium ciliatum subsp. glandulosum P. A. Munz, I. M. Johnston 1924-7-28 8811 Riverside Pine Flats 1738 Comment
  RSA0121456  Epipactis gigantea Duncan S. Bell, LeRoy Gross 2016-3-30 9136 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
  CAS-BOT-BC57248  Equisetum laevigatum Louis C. Wheeler 1932-7-9 935 Riverside Santa Ana River at Chino Creek 182 Comment
  SD229010  Equisetum laevigatum Dick Schwenkmeyer 2012-6-27 754 Riverside Strawberry Creek, 1/4 mile northwest of Humber Park, Idyllwild. 1914 Comment
  UCR113928  Eragrostis cilianensis Mitch Provance 2000-6-24 2050 Riverside Riverside, Santa Ana River Wash, between the Market Street bridge and the 60 Fwy 244 Comment
  POM352237  Eragrostis cilianensis Anstruther Davidson 1904-5-11 1091 Riverside Palm Springs Comment
  UCD39930  Eragrostis mexicana Beecher Crampton ? s.n. Riverside UC Davis Riverside, Agronomy Experimental Area, Plant Introduction Plot. Comment
Read comments Jun 16 2012
  UCR25241  Eragrostis mexicana subsp. mexicana John C. Roos 1952-5-14 5659 Riverside San Bernardino Valley, Riverside, corner of Iowa Avenue and 8th Street 305 Comment
  UCD64456  Eragrostis pectinacea Collector Unknown 1949-8-1 Riverside Riverside County. Comment
  RSA678263  Eragrostis pectinacea var. pectinacea Valerie L. Soza, Steve Boyd, Neil Gilbert 2000-12-6 1064 -b Riverside Alongside Highway 74, ca. 1 mile west of junction with Highway 243 (Mountain Center). 1311 Comment
  SD233694  Eragrostis pectinacea var. pectinacea A. C. Sanders, T. Schram & D. Wappler 1994-10-4 15770 Riverside San Jacinto Mountains: north slope of the mtns.; Twin Pines Creek below confluence with Brown Creek in the vicinity of the dirt road crossing. 853 Comment
  UCR198170  Eremalche exilis Michael Honer, Theresa Miller 2005-3-11 2065 Riverside Northeastern Colorado Desert, Rice Valley, 4.5 mi south-southeast of Rice, 1.5 mi east of ATSF railway 220 Comment
  UCR214881  Eremalche exilis A. C. Sanders 2010-3-23 37550 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, at SW foot of Palen Mountains 130 Comment
  UCR6071  Eremalche exilis A. R. Gillogly 1966-3-10 s.n. Riverside Sonoran (Colorado) Desert, 8.4 mi. NW of Palm Springs Post Office on Highway 111, 200 yards north of highway 244 Comment
  RSA0108820  Eremalche rotundifolia Duncan S. Bell, Amanda Turek 2009-3-30 183 Riverside South end of the Arica Mountains; approximately 1.5 air miles southwest of Priest Well. 365 Comment
  RSA432712  Eremalche rotundifolia Christopher Davidson 1979-4-4 7721 Riverside Orocopia Mountains, E of Box Canyon on Box Canyon Rd., 15.1 miles E of Mecca. Dirt road to the SE. 579 Comment
  RSA0125284  Eremothera boothii subsp. desertorum Duncan S. Bell 2016-3-4 8789 Riverside Orocopia Mountains; northwestern corner of range; collecting in the Orocopia Mountains Wilderness area in an unnamed canyon approximately 3.75 air miles northwest of the summit of the range. 738 Comment
  RSA0110548  Eriastrum densifolium subsp. elongatum N. C. Cooper 1944-7-15 1579 Riverside Palms to Pines Highway, San Jacinto Mountains. 1280 Comment
  UCR261369  Eriastrum eremicum A. C. Sanders, Katie Young, John Hale 2015-4-22 41611 Riverside San Gorgonio Pass, San Gorgonio River wash, SE of Cabazon, east of Elm St., c. 2 km south of I-10, 1.2 km NW (296 deg. ) of One Horse Spring 461 Comment
  RSA0118054  Eriastrum eremicum subsp. eremicum Sarah J. J. De Groot, Thomas Stoughton 2016-4-19 7800 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. 1230 Comment
  RSA0120068  Eriastrum eremicum subsp. eremicum M. French Gilman 1926-5-9 A- 15 Riverside Colorado Desert. Morogo Wash. Comment
  RSA0121256  Eriastrum eremicum subsp. eremicum Christopher Davidson, B. Gustafson 1977-4-7 5572 Riverside Whitewater Canyon Road, (exit from I-10 ca. 2.5 miles W of junction I-10 with State 62. Near start of Angeles [actually Pacific] Crest Trail). 610 Comment
  RSA0043243  Eriastrum eremicum subsp. eremicum Michael Honer, L. Hulse 2004-4-2 1870 Riverside Blind Canyon; appx. 1/2 mi. N of Desert Hot Springs 488 Comment
  UC1951167  Eriastrum sapphirinum Scott D. White, Justin Wood 2009-5-22 12932 Riverside SAN JACINTO MOUNTAINS: Halfway Spring, accessed via Old Control Road. USGS Blackburn Canyon 7.5' Quad. Comment
  UCR274192  Eriastrum sapphirinum T. B. Salvato, Gregg Miller 2005-6-7 1433 Riverside Peninsular Range, Gavilan Hills, along Hill Top Drive, 1.7 mi NE ( 54.8 deg. ) of the Lake Street junction with Hwy I-15, and 1.8 miles west of El Toro Road, near benchmark 2349 695 Comment
  RSA0121591  Eriastrum sapphirinum subsp. dasyanthum R. L. Pendleton 1905-9-28 269 Riverside Railroad embankment, Salt Lake Bridge, Riverside. 152 Comment
  RSA0122950  Eriastrum sapphirinum subsp. dasyanthum C. W. Tilforth 1969-7-24 213 Riverside About 5 mi. south of Hemet, east of County Highway R-3. Comment
  POM306131  Ericameria linearifolia Henry J. Ramsey, Henry J. Ramsey 1937-5-30 1342 Riverside Santa Rosa Mountains. Comment
  RSA725934  Ericameria linearifolia R. E. Riefner 2006-3-4 06 -48 Riverside Near Anza, c. 1.5 mi. west from Pine Meadow on Hwy 74 and 1.5 mi. NW from Hamilton Creek 1320 Comment
  JOTR01233  Ericameria linearifolia Cole, James E. 1942-5-10 956 Riverside Joshua Tree National Park. 1341 Comment
  CAS-BOT-BC299535  Ericameria paniculata J. C. Roos 1965-11-6 s.n. Riverside Whitewater 304 Comment
  UCSB45931  Ericameria paniculata Clarke, Oscar 1969-11-10 Riverside Near Whitewater Hwy. 111, 2 miles southeast of point where it merges into Interstate 10 at Verbenia Ave. Comment
  UCR231184  Ericameria parishii A. C. Sanders, Kent Beaman 2011-9-27 39924 Riverside Peninsular Range; Santa Ana Mtns., Main Divide Truck Trail, 0.95 km ENE (78 deg. ) of Santiago Peak summit 1402 Comment
  SD44539  Ericameria pinifolia J. B. Marks 1948-6-20 Riverside above Banning 915 Comment
Read comments Mar 13 2011
  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
  SEINET10915531  Erigeron David B. Dunn 1947-9-21 Dunn 3507 Riverside Stream (Springs) bed, wet sand. Pushawalla Canyon, just below the Palms by quad 7, Indio Hills. Comment
  JOTR16590  Erigeron breweri var. covillei Hogan, J. 1974-6-24 187 Riverside Joshua Tree National Park. 0.6 MILES WEST OF BARRIEADE AT UPPER COVINGTON FLATS Comment
  JOTR31168  Erigeron breweri var. covillei La Doux, Tasha 2009-6-3 1873 Riverside Joshua Tree National Park. (Stop 6): Little San Bernardino Mountains, Covington Flats Area, dry ephemeral wash near parking area 1426 Comment
  IRVC27397  Erigeron foliosus var. foliosus A. C. Sanders, T. Schram, D. Wappler 1994-10-4 15776 Riverside N slope of the mtns: nameless tributary to Azalea Creek, ca. 1 mi. due S of the Twin Pines Ranch buildings. San Jacinto Mtns 1128 Comment
  SEINET238534  Erigeron foliosus var. foliosus Mitch Provance 1998-6-11 651 Riverside Jurupa Mountains: NW Jurupa Mtns; S of the E extreme of Philadelphia St. 274 Comment
  POM357497  Erigeron foliosus var. stenophyllus J. C. Marvin 1923-5-1 s.n. Riverside Idyllwild. Comment
Read comments Oct 22 2011
  SEINET10935932  Eriodictyon crassifolium James S. Miller 1992-5-8 Miller 7453 Riverside 1 mi N of California route 74 on Main Divide Road; near NE border of Cleveland National Forest. 900 Comment
  UC880702  Eriodictyon crassifolium I. W. Clokey and E. G. Anderson 1935-4-16 6834 Riverside e Hemet; e of Hemet 600 Comment
  JEPS57093  Eriogonum apiculatum Marjorie D. Clary 1932-4-29 1022 Riverside 15 mi nw Indio (Dead Indian Trail, w side of Colorado Desert); Colorado Desert 243 Comment
  JEPS57094  Eriogonum apiculatum Carl V. Meyer 1928-7-26 527 Riverside near Roach Sawmill; San Jacinto Mt. Comment
  SD181397  Eriogonum apiculatum Louis Wheeler 1945-10-7 6412 Riverside San Jacinto Mountains; divide between West Fork Snow Creek and North Fork San Jacinto River 2377 Comment
  SEINET6328738  Eriogonum apiculatum Michael Denslow, Firoozeh Navid- Ara, Valerie Soza 2003-7-15 1454 Riverside Peninsular Ranges; San Jacinto Mountains; East of Idyllwild, along South Ridge Road (5S11 Rd.) 1890 Comment
  UCR272169  Eriogonum apiculatum Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-6-16 8571 Riverside Santa Rosa Mountains, along Forest Service Road 7S02, c. 0.7 air mile west of the summit of Santa Rosa Mountain Comment
  SEINET5328305  Eriogonum apiculatum J. L. Reveal, Barbara J. Ertter 1976-6-30 4569 Riverside Santa Rosa Mtns, along the dirt road to Santa Rosa Mtn. at Stump Spring Camp, about 13.5 mi SE of California Hwy 74, 2316 Comment
  SEINET7064411  Eriogonum cithariforme var. cithariforme A. G. Vestal 1963-5-19 s.n. Riverside Ca. 0.5 mile west of Cahuilla. (NAD83/WGS84). UTM Zone 11, 522925mE, 3711215mN. 1091 Comment
  UCR211472  Eriogonum davidsonii Jim Andre, T. La Doux 2008-9-13 10278 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park, upper Wilson Canyon on east side of paved highway 991 Comment
  UCSB63448  Eriogonum davidsonii Ballmer, G.; Stockwell, K. 1995-6-24 Riverside San Jacinto Mountains: along trail from Morris Ranch Road to Pacific Crest Trail, near Pyramid Peak. 1981 Comment
Read comments Dec 5 2014
  UCR72173  Eriogonum deflexum Theo Glenn 1991-5-15 91- 134 Riverside Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe 351 Comment
  SJSU9524  Eriogonum deflexum var. deflexum R. C. McGehee 1970-4-15 206 Riverside Wileys Well, 26 mi SW of Blythe Comment
  UCR141244  Eriogonum elongatum A. C. Sanders, Mike Misenhelter 2004-10-6 28828 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
  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
  UCR258753  Eriogonum elongatum T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7911 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 0.6 mi north of Hwy 15 and Temescal Canyon 476 Comment
  JEPS57021  Eriogonum elongatum var. elongatum Marjorie D. Clary 1932-9-22 1562 Riverside n Banning; San Gorgonio Mts. 914 Comment
  SD229228  Eriogonum elongatum var. elongatum Dick Schwenkmeyer 2012-8-7 790 Riverside Santa Rosa Mountain Cabin, 10 miles southeast of the intersection of Highway 74 and Santa Rosa Mountain road. 2305 Comment
  UC537241  Eriogonum elongatum var. elongatum M. E. Jones 1933-12-29 Riverside Palm Springs Comment
  SEINET208629  Eriogonum fasciculatum var. flavoviride W. L. Jepson 1914-5-17 5986 Riverside unspecified 762 Comment
Read comments Jul 30 2013
  UC667251  Eriogonum fasciculatum var. flavoviride Annie M. Alexander and Louise Kellogg 1941-5-15 2190 Riverside n base of Eagle Mountains Colorado Desert, Eagle Mountains 914 Comment
  RSA701344  Eriogonum fasciculatum var. foliolosum M. Wall 1996-1-5 116 Riverside S of Hemet along Bautista Canyon Rd, S of Hwy 74, 6.3 mi SE of Fariview Avenue. 610 Comment
  SD1336  Eriogonum fasciculatum var. foliolosum F. Woodstock 1926-3-15 Riverside Palm Springs Comment
  UCR22011  Eriogonum fasciculatum var. foliolosum Steve Boyd 1980-5-11 230 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  CAS-BOT-BC250131  Eriogonum fasciculatum var. polifolium F. O. Ballou 1926-2-28 s.n. Riverside Murray Canon [Canyon] Comment
  POM294039  Eriogonum fasciculatum var. polifolium Lyman Benson 1945-3-29 11643 Riverside 2 miles south of Whitewater. 366 Comment
  SEINET7048185  Eriogonum fasciculatum var. polifolium Steven R. Hill 2001-5-3 33693 Riverside Northeast-facing slopes of Mount San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, about 3.8 miles due west of California Route 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area. Elevation about 2600 feet. Comment
  CAS-BOT-BC253486  Eriogonum gracile Mrs. J. D. Abrams 1901-5-1 s.n. Riverside Elsinore Comment
  RSA393246  Eriogonum gracile var. gracile Ann Grove 1980-10-8 9 ..10 Riverside Tenaja Ranger Station area, Rancho California, 7 miles northwest of Murrieta, southwest Riverside Co. Comment
Read comments Dec 1 2014
  UC1979610  Eriogonum gracile var. incultum D. L. Banks, Steve Boyd 1995-10-17 0767 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along lower Arroyo Seco, S of the Dripping Springs Campground. Along the broad alluvial benches N of where Arroyo Seco turns to the E. Comment
  UCR21140  Eriogonum gracile var. incultum Steve Boyd 1980-7-3 s.n. Riverside Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve 518 Comment
  RSA759116  Eriogonum gracile var. incultum Robt. Allen, Linnell R. Allen 2008-7-27 s.n. Riverside South Main Divide Road, 4.7 road mi. SE of junction with Ortega Hwy (SR74). Just S of the gated entrances to Rancho Capistrano housing developments. 938 Comment
  SEINET9337752  Eriogonum gracillimum Unknown 1976-5-3 Riverside Red Mountain Road. Comment
  CAS-BOT-BC270594  Eriogonum molestum Mary F. Spencer 1919-7-1 1375 Riverside Idylewild, San Jacinto Mountains 1615 Comment
  POM13396  Eriogonum nudum var. pauciflorum E. C. Jaeger 1922-8-22 1018 Riverside Long Valley 2683 Comment
  RSA393615  Eriogonum nudum var. pauciflorum N. C. Cooper 1949-6-29 4280 Riverside Palms to Pines Highway. 1220 Comment
  RSA0080082  Eriogonum parishii Robin L. Kobaly 1977-8-26 s.n. Riverside Along Hwy. 243, east of Lawler Lodge (Lawler County Park). San Jacinto Mtns. Comment
  JOTR33737  Eriogonum pusillum La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2736 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Exposed aplite vein forming a prominent rib line with loose, cobble slope surrounding it (Stop 3) Comment
  RSA688859  Eriogonum pusillum Scott D. White, Michael Honer 2003-5-13 9244 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
Read comments Dec 4 2012
  UCR115353  Eriogonum pusillum A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16211 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, alluvial fan just east of the mouth of Whitewater Canyon between Windy Point & Hwy I-10, Coachella Valley 370 Comment
  RSA339321  Eriogonum reniforme Robert F. Thorne, W. A. Tilforth 1980-5-28 54180 Riverside San Bernardino Mountains: Whitewater ridge above old bridge. 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
  POM12107  Eriogonum saxatile P. A. Munz, I. M. Johnston 1922-5-7 5284 Riverside Dry Morongo Wash. 457 Comment
Read comments Aug 18 2010
  CAS-BOT-BC263513  Eriogonum thomasii L. R. Abrams 1926-3-26 11112 Riverside Between Edon and Garnet east of San Gorgonio Pass Comment
  JOTR35219  Eriogonum thomasii La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 3643 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; deep-cut drainage in southwest Pinkham Wash (Stop 7) Comment
  RSA0126641  Eriogonum thomasii Duncan S. Bell 2016-3-4 8796 Riverside Orocopia Mountains; northwestern corner of range; collecting in the Orocopia Mountains Wilderness area in an unnamed canyon approximately 3.75 air miles northwest of the summit of the range. 738 Comment
  RSA777832  Eriogonum thomasii Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-24 850 Riverside Chuckwalla Mountains Wilderness, off Corn Spring Road. Large wash draining out of large canyon in Chuckwalla Mountains, draining through pavement plain bajadas 396 Comment
  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
  UCR16512  Eriogonum thomasii David Eslinger 1970-4-25 s.n. Riverside Colorado, 2 mi. N [of junction of] Interstate Hwy 10 and State Hwy 195 into Joshua Tree National Monument [now J.T.N. Park], 200 ft. NW of road 610 Comment
  UCR269866  Eriogonum thomasii A. C. Sanders, Jim Malusa 2016-3-18 42361 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  UCR40591  Eriogonum thomasii George K. Helmkamp 1983-4-5 483- 34 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, large wash below Chuckwalla Spring, 9 miles SW of Graham Pass Road 489 Comment
  CLARK-A1045-98  Eriogonum thurberi George K. Helmkamp 1977-6-7 Riverside Riverside at the ""falls"" [sand at west base of Mt. Rubidoux]; Riverside West 7.5'Q Comment
  SD225077  Eriogonum thurberi G. K. Helmkamp 1998-4-3 3075 Riverside Snow Creek area N of Mt. San Jacinto; at edge of stream S of Snow Creek Rd at a point 1.4 mi. S of CA Hwy 111 395 Comment
  UC6569  Eriogonum thurberi W. G. Wright 1889-1 1765 Riverside Colorado Desert Comment
  UCR167306  Eriogonum thurberi Scott D. White, Jennifer H. Jones 2005-5-24 11100 Riverside Banning Pass area, Cabazon: San Gorgonio River wash and adjacent alluvial flats and benches to W 610 Comment
  CAS-BOT-BC263591  Eriogonum trichopes Carl B. Wolf 1932-4-28 3081 Riverside Chuckwalla Valley, 19 mi. west of Blythe on the Mecca Road, Colorado Desert 121 Comment
  JOTR35360  Eriogonum trichopes Harding, Mitzi, M. Wheeler 2011-1-26 145 Riverside Joshua Tree National Park. Pinto Basin, where Chuckwalla Valley meets Pinto Wash, 0.5 mi west of Coxcomb Mountains, sandy burms above large wash (STOP2) 289 Comment
  CAS-BOT-BC264927  Eriogonum wrightii var. membranaceum Philip A. Munz 1946-10-19 11565 Riverside Coahuila 1097 Comment
  CAS-BOT-BC264928  Eriogonum wrightii var. membranaceum Peter Kamb 1948-10-21 1274 Riverside Hall Canyon, San Jacinto Mts. 1645 Comment
  RSA420616  Eriogonum wrightii var. membranaceum E. A. McGregor 1963-11-6 68 -a Riverside Pines to Palms Hwy, between Palm Springs and Idyllwild. Comment
  RSA65012  Eriogonum wrightii var. nodosum F. W. Peirson 1920-12-28 2340 Riverside Along Palm Canyon stream below the Canyon. Comment
  UCR131586  Eriogonum wrightii var. nodosum L. C. Wheeler 1933-12-1 2294 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, mouth of Tahquitz Canyon 152 Comment
  OBI8313  Eriophyllum confertiflorum David J. Keil, Malcolm McLeod 1977-3-26 12028 Riverside 0.7 mi W of jctn with Riverside county rd. R-3 (to Hemet) along Calif Rt 79. 549 Comment
  UCR101334  Eriophyllum confertiflorum A. C. Sanders 1997-4-10 20331 Riverside Tucalota Hills, east of Lake Skinner 701 Comment
  UCR90757  Eriophyllum confertiflorum Scott D. White 1995-4-5 2731 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  UCR37226  Eriophyllum multicaule R. A. Fawcett 1938-5-29 s.n. Riverside Peninsular Range, Gavilan Peak, south of Riverside Comment
  UC896371  Eriophyllum wallacei C. L. Hitchcock 1940-3-30 5879 Riverside Cottonwood Spring Comment
  UC896375  Eriophyllum wallacei Lewis S. Rose 1937-4-9 37090 Riverside Cabazon 563 Comment
  RSA680848B  Erodium botrys Scott D. White, Michael Honer 2003-4-2 8905 Riverside Temescal Valley: Just west of I-15 Freeway and northeast of Lawson Dr. 305 Comment
  UCR199645  Erodium brachycarpum Scott D. White, Justin M. Wood 2008-3-25 11775 Riverside Perris/Elsinore Basin, Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon 'Morgan' Property, Alberhill area 366 Comment
  UCR199916  Erodium brachycarpum Scott D. White, Jamie Minor 2008-3-13 11766 Riverside San Gorgonio Pass, Banning: south of Union Pacific RR, powerline route from Sunset Ave to 1 mile west 762 Comment
  RSA781187  Erodium cicutarium D. Silverman, Cindy Hopkins, Jamison Miner 2008-3-31 7009 Riverside SE of Banning, old gravel pit/dump E of wter treatment facility, along Smith Creek, 320 m south of E Westward Ave. 628 Comment
  HSC8508  Erodium texanum C. L. Hitchcock 1966-3-20 24308 Riverside 30 mi. N of Ogilby, along road to Blythe Comment
Read comments Mar 2 2013
  UC1523678  Eryngium aristulatum var. parishii Robert F. Thorne, Walter Wisura, Earl Lathrop and Sara Meury 1985-5-18 60649 Riverside s. side Mesa de Colorado (Santa Rosa Plateau); , Mesa de Colorado 625 Comment
  CAS-BOT-BC54328  Erysimum capitatum G. B. Rossbach 1955-4-22 584 Riverside Juniper Flat, north side of Little San Bernardino Mountains. 1432 Comment
  RSA0034958  Erysimum capitatum Norman Lederer 1950-4-30 s.n. Riverside Palms to Pines Hgw. Comment
  CAS-BOT-BC9466  Erythranthe diffusa Philip Alexander Munz 1937-5-30 15092 Riverside North of Vandeventer Flat, Santa Rosa Mtns. 1676 Comment
  SD119897  Erythranthe guttata Louis B. Ziegler 1967-7-17 187 Riverside San Jacinto Mountains. Hemet Valley. Near Herkey Creek Canyon. Moist ground 1584 Comment
  UCR239863  Escallonia O. F. Clarke 2004-10-4 s.n. Riverside La Sierra area of Riverside, Kaiser Park Sierra Hospital, Magnolia Ave. at Park Sierra Dr. 220 Comment
  RSA433686  Eschscholzia californica G. R. Johnstone 1934-3-27 18569 Riverside Near Wildomar. Inland route to Temecula. Comment
  UC56235  Eschscholzia californica H. M. Hall Apr. 1903 3826 Riverside Vicinity of Riverside 365 Comment
  UCR154829  Eschscholzia californica A. C. Sanders, Mike Misenhelter 2005-3-23 29276 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  SEINET3196406 Image available Eschscholzia glyptosperma Teresa B. Salvato 2010-4-20 4058 Riverside Sonoran (Colorado) Desert; alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe 183 Comment
  CAS-BOT-BC83140  Eschscholzia minutiflora Richard Snow 1952-4-13 7 Riverside Box Canyon, Orcopia Mountains. Comment
  CHSC35481  Eschscholzia minutiflora James Henrickson 1973-3-18 8608 Riverside Ca 33 (air) miles E of Temecula, 5-7 miles SE of Terwilliger at N end of Coyote Canyon Road, on the first steep grade down to the canyon. 792 Comment
Read comments Dec 5 2012
  JOTR28881  Eschscholzia minutiflora La Doux, Tasha 2004-2-24 1116 Riverside Joshua Tree National Park. Cottonwood Canyon 932 Comment
  LA46286  Eschscholzia minutiflora H. Lewis; 1949-3-26 778 Riverside 5 mile W of Cottonwood Springs, hwy 60/70 Comment
  RSA796099  Eschscholzia minutiflora Duncan S. Bell 2009-4-20 303 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  UCR240995  Eschscholzia minutiflora Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 50 Riverside Sonoran (Colorado) Desert, near Joshua Tree National Park, Coachella Valley, Dillon Rd. 4.21 miles north of Hwy 10 in Indio 91 Comment
  RSA0056409  Eschscholzia minutiflora James R. Shevock 1972-3-5 1368 Riverside Jeep Rd., Anza to Borrego Springs. Comment
  RSA0023128  Eschscholzia papastillii M. Wall 2008-4-26 453 Riverside Chuckwalla Mountains; Corn Springs wash at Corn Springs Rd. crossing ca. 8.0 miles SW of Chuckwalla Rd. 435 Comment
  CAS-BOT-BC419629  Eschscholzia parishii Annie M. Alexander; Louise Kellogg 1941-5-14 2169 Riverside 5 mi. So. Cottonwood Spring 502 Comment
  CAS-BOT-BC419641  Eschscholzia parishii R. H. Peebles; H. F. Loomis 1930-4-6 188 Riverside Near Shaver's Well Comment
  CHSC99598  Eschscholzia parishii LeRoy Gross; Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1421 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region: Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. Near 33 deg. 37'32'N, 115deg.19'54'W to 33deg.36'52'N, 115deg.19'54'W. UTM 3721895N,655238E to 372066N, 654757E. General collecting along canyon bottom and slopes. Yellow flowered annual growing in sand on bottom of canyon. 514 Comment
  GMDRC9806  Eschscholzia parishii J. M. Andre 2017-3-1 38025 Riverside Chuckwalla Bench: along Red Cloud Rd, 2.5 mi. SSE of junction Interstate 10, between Orocopia and Chuckwalla Mtns 473 Comment
  JOTR36455  Eschscholzia parishii La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3425 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; narrow north fork of large canyon w/ cobbley wash and steep rocky walls (Stop 2) 338 Comment
  OBI38395  Eschscholzia parishii A. C. Sanders, Charlton, Pitzer, Stewart, et al 1986-3-2 6061 Riverside Graham Pass, between the Chuckwalla and Little Chuckwalla Mts 503 Comment
  RSA0022916  Eschscholzia parishii P. J. Remple 1942-3-22 s.n. Riverside Dead Indian Creek near Palms to Pines Hwy. Comment
  UCR41840  Eschscholzia parishii A. C. Sanders, B. Pitzer, D. Charlton, R. & J. Kniffen, J. M. Stewart 1986-3-2 6061 Riverside Sonoran (Colorado) Desert, Graham Pass, between Chuckwalla Mtns & Little Chuckwalla Mtns. 503 Comment
  SEINET10890746  Eucalyptus Nye Leith, Greg Gust 2005-3-11 Nye 56 Riverside Lake Elsinore. Ca. 2 miles SW of intersection of I-15 and Rt. 74. Hotel parking lot on Auto Center Dr. 399 Comment
  CSUSB858  Eucalyptus globulus Joyce Davis 1965-2-28 Riverside On hillside about 500 yards west of Magnolia Drive on Circle City Drive in Corona (city). 204 Comment
  POM8546  Eucrypta chrysanthemifolia var. bipinnatifida Mary F. Spencer 1920-4-7 210 Riverside Palm Canyon. Comment
  UCR199741  Eucrypta chrysanthemifolia var. chrysanthemifolia Scott D. White, Jamie Minor 2008-3-13 11769 Riverside San Gorgonio Pass, Banning: south of Union Pacific RR, powerline route from Sunset Ave to 1 mile west 762 Comment
  POM13894  Eucrypta micrantha P. A. Munz, D. D. Keck 1920-4-9 4830 Riverside S base of Eagle Mtns. 213 Comment
  RSA776021  Eucrypta micrantha Duncan S. Bell 2010-3-20 607 Riverside Riverside Mountains; in the vicinity of Calzona Mine; approximately 2 air miles northeast of Riverside Mountain Peak. 232 Comment
  SDSU12868  Eulobus californicus J. Jill Steinberg with Janet Knotts and Kevin Contreras 1998-3-25 21 Riverside Close to river ford in Santa Margarita Gorge directly south of Santa Margarita (SDSU) Field Station trailer. 238 Comment
  UC2015586  Eulobus californicus A. C. Sanders with G. Helmkamp & P. MacKay 1995-3-12 16095 Riverside Coachella Valley: alluvial slopes at the foot of Rabbit Peak, Santa Rosa Mtns., below Sheep Canyon. Comment
  RSA0042473  Euphorbia Deidre Conocchioli, Billy Sale, Naomi Fraga 2013-9-25 56 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  UCR240765  Euphorbia abramsiana Neal Kramer, Wendy McBride, Kyle Christie, Suzanne Rhodes 2012-9-5 2070 Riverside Sonoran (Colorado) Desert, Midland Rd. due east of Midland 282 Comment
  UCD142540  Euphorbia albomarginata William Shapeero 1954-4-28 s.n. Riverside Joshua Tree National Monument. Comment
  GMDRC3749  Euphorbia eriantha J. Andre, J. AndreT. La Doux 2009-3-1 11246 Riverside Little San Bernardino Mountains: Joshua Tree Natl. Park: south end of the Cottonwood Mtns near Pinkham Wash just N. of aquaduct just inside JTNP boundary, approx 7 mi. W. of S. entrance into park at Cottonwood. USGS 7.5 min. Quad: Cottonwood Basin 33 deg. 40.948' N 115 deg. 52.141' W. Elev. 1778 ft. 542 Comment
  POM184544  Euphorbia eriantha C. L. Hitchcock 1932-4-7 12203 Riverside Chuckwalla Mountains: Corn Springs. Comment
  SEINET8665762 Image available Euphorbia jaegeri Duncan S. Bell, LeRoy Gross 2014-3-20 6263 Riverside Oocopia Mountains: north section of range; 2.75 air miles southwest of Hayfields Lake. 511 Comment
  POM113410  Euphorbia misera M. French Gilman 1926-5-9 1375 Riverside Whitewater River Bridge 396 Comment
  UC455399  Euphorbia palmeri I. J. Condit 1910-6-23 Riverside San Jacinto Mt. 2743 Comment
  UCR272654  Euphorbia polycarpa Sarah J. De Groot, Amy Rouillard 2015-9-15 7575 Riverside along Eagle Mountain Road north of Hwy I-10, at large wash crossin west of Desert Center, western Chuckwalla Valley Comment
  UCR41338  Euphorbia polycarpa N. M. Fellows 1985-1-5 61 Riverside San Jacinto Mtns, Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn., 1 mi west of Snow Creek Village 506 Comment
  UCR104822  Euphorbia setiloba George K. Helmkamp 1998-4-4 3161 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
  UCR23554  Euphorbia setiloba John C. Roos 1958-9-28 s.n. Riverside Santa Rosa Mtns., Pinyon Flats 1220 Comment
  CSUSB333  Fagonia laevis P. A. Rauch 1966-2-19 Riverside 2 miles east of 1000 Palms Canyon at dirt road to Hidden Springs Ranch. 60 Comment
  POM182066  Fagonia laevis Philip A. Munz 1932-3-14 11982 Riverside Colorado Desert, Coachella Valley, Deep Canyon. 152 Comment
  RSA336189  Fagonia laevis Robert F. Thorne, Walter Wisura, A. Shmida, R. Whittaker 1978-4-23 52046 Riverside Just E of Palm Desert. Comment
  RSA391198  Fagonia laevis N. C. Cooper 1949-4-8 3265 Riverside Mecca Pass east of Indio 457 Comment
  SEINET936428  Fagonia laevis Helen K. Sharsmith 1952-1 4062 Riverside Northwest base of Chuckwalla Mountains 7 miles south of Highway 60-70. 533 Comment
  SEINET8564467  Fagonia laevis N. H. Holmgren, P. K. Holmgren, R. E. Kern 1973-3-20 6409 Riverside Big Maria Mountains, 12 airline miles north of downtown Blythe 290 Comment
  SD128675  Fagonia pachyacantha Darley F. Howe 1980-4-16 Riverside 4 miles south of Highway 10 on Cornsprings Road, Chuckwalla Mountains 334 Comment
  UCR279525  Fagonia pachyacantha A. C. Sanders, Jim Malusa 2017-3-29 43188 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, large canyon 2.8 km south of the confluence of Red Canyon and Salt Creek 460 Comment
  CAS-BOT-BC56785  Ferocactus cylindraceus P. A. Munz; I. M. Johnston 1922-5-7 5295 Riverside Field redacted by CAS, contact the data manager for more information Comment
  UCR19356  Festuca grayi John C. Roos 1952-4-2 5463 Riverside Riverside, near Box Springs 457 Comment
  UCR174343  Festuca microstachys A. C. Sanders 2006-5-19 32384 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
  UCR156298  Festuca myuros T. B. Salvato, Kent Beaman 2005-5-16 831 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
  UCR112558  Festuca octoflora A. C. Sanders 1998-3-17 21744 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, south of Hemet 343 Comment
  UCR268086  Festuca octoflora var. octoflora Jim Andre 2012-4-11 20680 Riverside Mojave Desert, Joshua Tree National Park, Hidden Tank Picnic Area, 1.4 miles southwest of paved road (Utah trail) to Cottonwood Spring, c. 8 miles south of North Entrance Station, north end of Hexie Mountains 1077 Comment
  RSA395866  Filago depressa Steven A. Junak 1983-3-23 1620 Riverside Along Jefferson Road, across from entrance to Cahuilla Lake County Park, south of Indio 0 Comment
  UCR101333  Filago gallica A. C. Sanders 1997-4-10 20316 Riverside Tucalota Hills, east of Lake Skinner 701 Comment
  CDA5868  Flaveria trinervia T. C. Fuller 1962-10-1 9688 Riverside S.L. Graves property, 154 West Avenue L, Calimesa. 0 Comment
  CDA5871  Flaveria trinervia M. Tavianini 1977-10-23 Riverside On McKinley Street about 1 mile north of the 91 Freeway, La Sierra area. 0 Comment
  SBBG28435  Fouquieria splendens D. Myrick 1964-4-29 840 Riverside 10 mi W of Palm Desert on Pines to Palms Hwy 74 914 Comment
  CLARK-A1528-5248  Frankenia grandifolia var. campestris John C. Roos 1937-5-23 2342 Riverside Riverside Comment
  JEPS30096  Frankenia salina S. B. Parish 1897-5-31 4396 Riverside Elsinore 396 Comment
Read comments Nov 24 2011
  CAS-BOT-BC211016  Fraxinus velutina Winfield 1975-4-17 2399 Riverside West end Fairmont Park - Riverside Comment
  POM48351  Fraxinus velutina var. coriacea P. A. Munz, I. M. Johnston 1924-7-29 8869 Riverside San Gorgonio Canyon, north of Banning. 1128 Comment
  RSA24174  Fraxinus velutina var. coriacea Carl B. Wolf 1940-10-30 9758 Riverside San Jacinto Mts, Penrod Canyon, SE of Kenworthy Guard Station. 1524 Comment
Read comments Oct 27 2008
  RSA557902  Fritillaria biflora Steve Boyd, Orlando Mistretta 1992-4-22 7013 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Indian Potrero Trail south from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon. 610 Comment
  UCD121392  Funastrum cynanchoides var. cynanchoides Scott D. White; Michael Honer 2004-4-6 10061 Riverside Perris/Elsinore Basins: Temescal Valley, just north of the I-15 Freeway and east of Indian Truck Trail, south and west of Lee Lake. 335 Comment
  RSA33514  Funastrum cynanchoides var. hartwegii N. C. Cooper 1944-4-8 1076 Riverside Andreas Canyon 305 Comment
  SBBG58625  Funastrum cynanchoides var. hartwegii R. Hoffmann 1929-9-11 Riverside Aguanga Comment
  UCR93845  Galenia pubescens Jan Beyers 1996-8-9 s.n. Riverside Upper Santa Ana River/San Bernardino Valley Region, Riverside: U.S. Forest Fire Lab, Canyon Crest Drive. 340 Comment
  RSA33833  Galium andrewsii subsp. andrewsii N. C. Cooper 1944-5-22 1244 Riverside Pinyon Flats, Palms to Pines Highway. San Jacinto Mtns. 1220 Comment
  UCR114752  Galium angustifolium Scott D. White, D. E. Bramlet 1999-5-19 7369 Riverside Lake Skinner area, Ridgetop, north-, west-, and northwest facing slopes of Bachelor Mtn. 762 Comment
  UCR277475  Galium angustifolium Mitch Provance 2012-5-22 512- 01 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
  RSA202686  Galium angustifolium subsp. angustifolium L. T. Dempster, G. Ledyard Stebbins 1966-6-19 4276 Riverside Above Mountain Home Spring, 1.8 miles on road to Santa Rosa Mountain. Comment
  RSA44864  Galium angustifolium subsp. angustifolium J. C. Roos 1948-5-8 3819 Riverside Steep north-facing slope, Whitewater Canyon. 549 Comment
  RSA689703  Galium angustifolium subsp. jacinticum Valerie L. Soza, Naomi S. Fraga, Sarah Swartzentruber 2003-6-25 1696 b Riverside Fuller Mill Creek just N of junction with Dark Canyon. 1494 Comment
  RSA701505  Galium californicum subsp. primum Naomi S. Fraga, Sarah J. De Groot 2004-7-7 1297 Riverside Along Chimeny Flats Road (5S06) near intersection with Red Hill Road (5S10), on the way to Alvin Meadows. 1463 Comment
  RSA706291  Galium californicum subsp. primum Naomi S. Fraga, Sarah J. De Groot, Valerie Soza 2004-6-28 1280 -a Riverside Along Red Hill Road (5S10) near Alvin Meadows, southwest of Pine Cove. 1616 Comment
  HSC19819  Galium nuttallii subsp. nuttallii C. L. Hitchcock, C. V. Muhlick 1964-3-17 23104 Riverside 10 mi. N of Pala, along road to Elsinore. Comment
  SD70520  Galium porrigens var. porrigens Lauramay T. Dempster, G. Ledyard Stebbins 1966-6-17 4240 Riverside Poppet Flat at Keyes Drive, San Jacinto Mountains 1096 Comment
  UCR21145  Galium stellatum Don Emery 1980-3-20 s.n. Riverside Sonoran (Colorado) Desert, NE end of Orocopia Mtns, SW of Chiriaco Summit 534 Comment
  RSA651317  Galium stellatum subsp. eremicum N. R. Zabriskie, Walter Zabriskie 1972-3-28 487 Riverside North Canyon, Andreas Canyon watershed, east slope San Jacinto Mts. 610 Comment
  POM173085  Gamochaeta pensylvanica M. French Gilman 1930-10 4 Riverside Banning Comment
Read comments Mar 13 2011
  UCR173929  Gamochaeta stagnalis A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32564 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 587 Comment
  RSA49831  Garrya flavescens subsp. pallida P. A. Munz, I. M. Johnston 1924-7-29 8870 Riverside San Gorgonio Canyon, North of Banning 1067 Comment
  POM261679  Garrya flavescens var. pallida W. Pequegnat 1941-1-11 s.n. Riverside Indian Truck Trail, Santa Ana Mts. 976 Comment
  UCR91603  Garrya veatchii D. L. Banks, Steve Boyd 1995-1-18 0042 Riverside Cleveland National Forest, Agua Tibia Wilderness, N slope of Agua Tibia Mtn., west of Wild Horse Peak, along the Dripping Springs Trail 963 Comment
  UC1930076  Gastridium phleoides Scott D. White, Michael Honer 2003-5-27 9414 Riverside Gavilian Hills / Temescal Canyon: Hils and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake Street exit. Collected south and/or west of unnamed peak 2349. (Lake Elsiniore & adjacent Alberhill) 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
  RSA681879  Gazania linearis Scott D. White 2001-3-13 8165 Riverside Perris / Elsinore Basin: Menifee / Sun City area. Valleys and slopes east of Canyon Lake and west of Goetz Rd. 442 Comment
  JEPS15396  Geraea canescens Joseph and Hilda Grinnell 1937-11-30 1085 a Riverside 24 mi w of Blythe (Bed of Ford Dry Lake); Ford Dry Lake 106 Comment
  SJSU10568  Geraea canescens R. C. McGehee 1970-3-4 119 Riverside Mission Sweet Mine Rd at junction with boundary of Joshua Tree National Monument Comment
  UC196481  Geraea canescens S. B. and W. F. Parish 1882-4-1 228 Riverside Agua Caliente borders of Colorado Desert, Agua Caliente Comment
Read comments Nov 24 2011
  UCR85088  Geraea canescens A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16025 Riverside Sonoran (Colorado) Desert, Coachella Valley, City of Indio, just SW of Whitewater River channel at Auto Center Drive (Hwy 111) -7.5 Comment
  UC64175  Geranium californicum H. M. Hall Aug 1901 2576 Riverside Tauquitz Valley San Jacinto Mountains 2438 Comment
  RSA0112627  Gilia A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35597 Riverside Peninsular Range; San Jacinto Mtns.: Coldwater Creek watershed, along foot trail from May Valley Road toward mapped spring. 1500 Comment
  SEINET7063449  Gilia achilleifolia subsp. multicaulis A. G. Vestal 1947-3-30 s.n. Riverside About 4.2 miles west of Sage on the East Benton Road. Tucalota Valley. UTM Zone 11, 501776mE, 3714976mN. (WGS84/NAD83). 556 Comment
  RSA768654  Gilia angelensis Justin M. Wood 2010-3-19 1427 Riverside Beaumont: Near Smith Creek, E of Sun Lakes off S Highland Home Rd. 747 Comment
  UC1595709  Gilia angelensis W. Wisura, A. King, and L. Newcomb 1992-4-10 4673 Riverside n of West Palm Springs; Gorgonio Pass, Stubbe Canyon Comment
  UC880103  Gilia angelensis Marcus E. Jones, A. M. 1882-4-25 2811 Riverside San Jacinto Comment
  UCR97490  Gilia australis A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19891 Riverside Peninsular Range, Lake Skinner area; lower Rawson Canyon, NE of the lake & SW of Black Mtn., along the road 518 Comment
  SBBG101800  Gilia capitata subsp. abrotanifolia S. Boyd with T. Ross, M. Hammitt 1991-5-2 6049 Riverside SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  UC916692  Gilia capitata subsp. abrotanifolia Frank W. Gould 1944-4-4 2205 Riverside 2.3 mi s Corona; s of Corona Comment
  UCR26282  Gilia capitata subsp. abrotanifolia John C. Roos, L. Roos 1952-4-27 5585 Riverside San Timoteo Canyon, south of Redlands 427 Comment
  UC52831  Gilia diegensis H. M. Hall April, 1902 2913 Riverside vicinity Winchester; vicinity of Winchester 457 Comment
Read comments Mar 20 2011
  CAS-BOT-BC516256  Gilia maculata R. Patterson; M. Bourell 1994-3-28 1970 Riverside Joshua Tree National Monument; Pinto Basic Rd, ca. 5 mi S of jct with Utah Trail (road to Twenty Nine Palms 1000 Comment
  RSA0017291  Gilia ochroleuca subsp. exilis J. Mark Porter, Theodore Anderson 2005-5-5 14380 .5 Riverside agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church, along Pechanga Road; ca. 60 m E crossing of Pechanga Creek. 396 Comment
  UCR128137  Gilia scopulorum A. C. Sanders, E. J. Lawlor 1992-4-4 12145 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  JOTR34011  Gilia stellata La Doux, Tasha, M. Harding 2010-4-7 2899 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View; side canyon leading north, approx. 1 mile north of park boundary Comment
  UC489087  Glyceria elata C. V. Meyer 1928-7-24 519 Riverside Idyllwild Falls; San Jacinto Mts. 1889 Comment
  RSA180320  Gnaphalium californicum E. W. Lathrop 1965-4-4 5621 Riverside 8 miles west of Murrieta Comment
  UCR112518  Gnaphalium californicum Mitch Provance 1998-2-6 23 Riverside Jurupa Mountains, Pyrite Canyon, c. 0.45 km south of the end of Savonia Dr. in Southridge, Fontana. Actual location of the collection just on the Riverside Co. side of the Riv. / S.B. county line. 351 Comment
  UCR225728  Gnaphalium californicum A. C. Sanders, T. B. Salvato 2011-3-30 38899 Riverside Peninsular Range, city of Lake Elsinore, N of Pasadena St. c. 0.35 km NW of Central Ave. intersection 385 Comment
  UCR113185  Gnaphalium canescens A. C. Sanders 1998-1-15 21645 Riverside Lake Skinner area, along old Rawson Rd. just north of Crown Valley, above Diamond Valley at waterline of proposed reservoir 518 Comment
  CLARK-A1528-222  Gnaphalium microcephalum Ken F. Clarke 1971-9-7 Riverside Jurupa Comment
  UCR125223  Gnaphalium palustre Mitch Provance, Twoc Tran 1998-5-30 565 Riverside Jurupa Mountains, N end of 'Wilder's Canyon' (E fork of Pyrite Canyon), c. 0.25 miles SE of peak 1538. 351 Comment
  UCR157950  Gnaphalium palustre T. B. Salvato, A. C. Sanders 2005-5-17 920 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
  RSA0120474  Grayia spinosa Duncan S. Bell 2016-3-13 8930 Riverside Whitewater Canyon; in the vicinity of Painted Hill, approximately 2.5 air miles southeast of the Ranger Station (trout pond). 613 Comment
  UCSB1695  Grayia spinosa Leeuwen, Henry 1957-4-13 Riverside White Water Canyon about 2 miles from U.S. 60 Comment
  UC581331  Guilleminea densa var. aggregata George Black 1937-11-26 Riverside Riverside, Pachappa Station Pachappa Station; Riverside, Pachappa Station Comment
  RSA430051  Guillenia lasiophylla E. C. Jaeger 1920-03 s.n. Riverside Palm Springs. Comment
  UCR244433  Guillenia lasiophylla Jim Andre 2012-4-16 20928 Riverside Mojave/Sonoran Desert Transition, Joshua Tree National Park; along Cottonwood Springs Rd, 2.4 mi. north of Cottonwood Visitor's Center 956 Comment
  RSA588671  Gutierrezia californica D. L. Banks, S. D. Boyd 1995-10-26 0828 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; W of the Woodchuck Trail, at the first grassland area along the trail. Approximately 0.8 miles from the Wilderness boundary. 744 Comment
  UCR235216  Gutierrezia californica A. C. Sanders, John F. Green 2012-6-1 40242 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
  UCR92219  Gutierrezia californica D. L. Banks, Steve Boyd 1995-10-26 0828 Riverside NW Palomar Mtns., Agua Tibia Mts., Cleveland Nat'l Forest, west of the Woodchuck trail. 0.8 mi from Wilderness Boundary 744 Comment
  SEINET10757036  Haplopappus David B. Dunn 1947-9-1 Dunn 3508 Riverside Collected from dry banks near Palms, Pushawalla Canyon, Indio Hills. Comment
  SEINET6428806 Image available Haplopappus linearifolius Norman C. Cooper 1944-5-20 1230 Riverside Pine Flats, Palms to Pines Hwy. 1219 Comment
  SEINET3859876  Haplopappus venetus A. C. Sanders, Donald L. Sanders 2010-11-28 38695 Riverside Peninsular Range; NW Gavilan Hills: Angel Canyon Falls, above Home Gardens at the western edge of Riverside, 4.8 km NW of Lake Mathews dam, above intersection of Lincoln St. & Indiana Ave.; 0 232 Comment
  SD126108  Harpagonella palmeri Steve Boyd 1986-5-1 1816 Riverside Bachelor Mountain; lower south slopes, east end of Lake Skinner. Comment
  UCR48339  Harpagonella palmeri Steve Boyd 1986-3-9 1399 Riverside Peninsular Range, Temescal Canyon, between Indian Truck Trail & Horsethief Wash 367 Comment
  UCR1443  Hedypnois cretica Joyce Kleinjan 1961-4-23 s.n. Riverside San Bernardino Valley, Riverside, west border of 1012 Spruce St., 150 ft. south of street [O.F. Clarke residence] 351 Comment
  CAS-BOT-BC306714  Helenium bigelovii P. A. Munz 1922-7-7 6064 Riverside San Jacinto Mts. Meadow north of Tahquitz Valley 2225 Comment
  CLARK-A1045-867  Helianthemum scoparium George K. Helmkamp 1978-6-1 #2 Riverside Santa Ana Mountains off of De Luz Road near [southeast of] Mesa de Burro; ; Murrieta 7.5'Q 487 Comment
  UCR60263  Helianthemum scoparium Steve Boyd, T. S. Ross, L. Arnseth 1989-6-10 3698 Riverside Peninsular Range, Vail Lake area, benches of Arroyo Seco and slopes of hills to the east 488 Comment
  RSA17257  Helianthemum scoparium var. aldersonii C. B. Wolf 1936-6-17 7956 Riverside Santa Ana Mountains, Tenaja Road: road to La Cienaga, 1.4 mile off Ortega Highway. 610 Comment
  RSA648739  Helianthemum scoparium var. scoparium J. C. Roos 1941-2-1 226 a Riverside south of thePlateau, Reche Canyon. Comment
  CDA6205  Helianthus annuus G. D. Barbe 1973-10-19 1733 a Riverside Marshburn Farms. Southeast corner of Van Buren and Road 62, west of Thermal. 0 Comment
  SEINET10757378  Helianthus annuus Billy Joe Cox 1975-10-10 Cox 4210 Riverside Riverside-Imperial counties. Palo Verde, 1-3 km W, (ca. 32 km S of Blythe). 70 Comment
  RSA188416  Helianthus annuus subsp. lenticularis L. S. Rose 1966-12-11 66095 Riverside Palm Springs. 152 Comment
  HSC93116  Helianthus gracilentus Karen Kirtland 1993-4-17 Riverside Hills N of Temecula Comment
  POM12805  Helianthus gracilentus P. A. Munz 1922-6-25 5821 Riverside San Jacinto Mts. Between Vandeventer and Hemet Valley. 1433 Comment
  UC455974  Heliotropium curassavicum J. E. Roadhouse 1905-7-14 7853 Riverside Corona Comment
  UC62905  Hemizonella minima H. M. Hall May 17, 1901-June 1, 1901 1802 Riverside Strawberry Valley San Jacinto Mt. 1600 Comment
  RSA781959  Hemizonia fasciculata A. C. Sanders 1997-5-1 20625 Riverside Along horse trail in southern part of Lake Skinner Park, west of Tucalota Hills and east of Warren Rd. 488 Comment
  UCR155306  Hemizonia fasciculata A. C. Sanders 2005-5-4 29842 Riverside Gavilan Hills near Riverside, c. 1 km east and southeast of Gavilan Peak 625 Comment
  RSA792714  Hemizonia kelloggii A. C. Sanders, John F. Green 2012-6-1 40231 Riverside Temescal Canyon, south of I-15 between Horsethief Cyn. Rd. and Hostettler Rd. 368 Comment
  UCR158258  Hemizonia kelloggii A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30105 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
  RSA678264  Hemizonia mohavensis Valerie L. Soza, S. D. Boyd, Neil Gilbert 2000-12-6 1065 -b Riverside McCall Memorial Park. 1341 Comment
  RSA486459  Hemizonia paniculata Richard Noyes 1988-10-30 757 Riverside Harford Springs County Park vicinity. East of Park boundry and bordering Gavilan Mine Road. 610 Comment
  UCR114201  Hemizonia paniculata A. C. Sanders, D. Malueg, K. D. Jones, et al 2000-9-8 23640 Riverside Perris-Aguanga Basin Region, French Valley, near south end of Briggs Rd. on east side of Hwy 79, near industrial park, c. 0.5 km SE of Adobe Spring 384 Comment
  UCR209328  Hemizonia paniculata Fred M. Roberts 2009-9-10 7160 Riverside Murrieta, Murrieta Hot Springs along Murrieta Hot Springs Road, c. 0.6 km by road northwest of the junction with Winchester Road 345 Comment
  UCR256787  Hemizonia paniculata T. B. Salvato, Matthew Malle 2013-5-20 7572 Riverside Perris-Aguanga Basin, Menifee, east of Railroad Canyon and west of Hyw I-215. Murrieta Road between Newport Road and La Piedra Road 454 Comment
  UCR189803  Hemizonia pungens subsp. laevis Diane Menuz 2006-5-9 117 Riverside Peninsular Range, Perris Basin, San Jacinto Wildlife Area, across the street from main headquarters and information booth. Growing in E-W swath just north of alkaline flats (~1m from flats) in narrow ditch 432 Comment
  UCR174435  Herniaria hirsuta subsp. cinerea A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32489 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
  HSC25815  Hesperocallis undulata R. W. Spjut 1972-3-20 2286 Riverside Riverside/San Bernardino Co., Colorado Desert, 4-10 mi. W of Rice (N end of Maria Sand Dunes), along Hwy. From Rice to 29 Palms Hwy. or to Desert Center. 305 Comment
  IRVC14057  Hesperocallis undulata C. A. Taylor 1966-4-8 66 83 Riverside 15 Mi E of 29 Palms, off road to Parker Dam. Mojave Desert 610 Comment
Read comments Nov 30 2014
  RSA501022  Hesperocnide tenella Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-4-1 3141 Riverside Vail Lake area, ridge along N edge Oak Mountain, 1.5-2.0 miles W of the dam. 518 Comment
  UCR92701  Hesperocnide tenella A. C. Sanders, O. F. Clarke, et al. 1996-4-13 18033 Riverside Riverside: Box Springs Mtns, crest of range in vicinity of park headquarters, head of Two Trees Canyon 700 Comment
  RSA388318  Hesperolinon micranthum Steve Boyd 1986-5-7 1849 Riverside Temescal Canyon: Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15. [Gavilan Hills] Comment
  UCR193962  Heterocodon rariflorum A. C. Sanders 2008-7-25 35891 Riverside Peninsular Range; San Jacinto Mtns., May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1524 Comment
  SEINET10873418  Heterocodon rariflorum Wilder WILDER s.n. Riverside SAN JACINTO MTS. STRAWBERRY VALLEY Comment
  RSA0103444  Heterotheca sessiliflora Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8562 Riverside Garner Valley; west side of the highway, approximately 3.75 air miles southeast of Lake Hemet. 1370 Comment
  RSA0104412  Hibiscus denudatus Duncan S. Bell, Sarah DeGroot, Cheryl Sevilla 2015-2-10 7741 Riverside Santa Rosa Mountains; upper north fork of Bear Creek, about 5.75 air miles north of the summit of Martinez Mountain. 357 Comment
  RSA695437  Hibiscus denudatus Scott D. White, Michael Honer 2003-5-14 9291 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  SDSU254  Hilaria rigida A. H. Gallup 1949-3-28 375 Riverside In sandy wash near Palms to Pines Hwy. San Jacinto Mtn. Range. Slope: east. 762 Comment
Read comments Jan 24 2013
  UCR124099  Hilaria rigida Steven R. Hill 2001-5-3 33679 Riverside San Jacinto Mtns., NE-facing slopes of Mt. San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, c. 3.8 mi west of Calif. Hwy 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area 793 Comment
  UCR60833  Hilaria rigida Steve Boyd, Orlando Mistretta 1986-3-13 1464 Riverside Sonoran (Colorado) Desert, West side of Palen Mountains, NE of Desert Center. Upper bajada at base of range 244 Comment
  RSA605672  Hoffmannseggia glauca R. S. Woglum 1941-4-10 2936 Riverside Sonoran Desert: Blythe. Comment
  SD215519  Hoffmannseggia glauca W. Wisura, J. Dolan and M. Wall 1992-3-25 4646 Riverside Ford Dry Lake north of I-10 at Hopkins Well. Comment
  UCR189778  Holocarpha virgata subsp. elongata Theresa Johnson 2006-6-2 154 Riverside Peninsular Range; Santa Ana Mountains, Santa Rosa Ecological Preserve on Mesa De Colorado, c. 1 km from Clinton Keith Road Comment
  UCR159908  Holodiscus discolor Orlando Mistretta 1992-7-16 725 Riverside Peninsular Ranges: Santa Ana Mountains, Santa Ana Mountains: Sierra Peak Comment
  SEINET13276723 Image available Hordeum depressum Mitch Provance, Matt Amalong 2015-1 415 -13 Riverside Temecula/Murrieta Region: About 1 mile SW of Winchester, along Leon Rd. in the vicinity of Norma Way and Busby Rd. (Winchester 7.5' Q.) 438 Comment
  UCR117388  Hordeum intercedens A. C. Sanders, T. B. Salvato 2001-5-25 24384 Riverside San Jacinto Valley, west edge of Hemet, north side of Hwy 74 (Florida Ave.) at Warren Rd. 457 Comment
  UCR189804  Hordeum intercedens Theresa Johnson 2007-5-9 343 Riverside Peninsular Range, San Jacinto Wildlife Area; c. 500 m west of Davis Road, southwest of riparian area Comment
  UCR191542  Hordeum intercedens A. C. Sanders 2008-4-15 34889 Riverside Peninsular Range, NE edge of city of Elsinore, off Nichols Rd. along Baker St., near Durant Siding 391 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
  UCR26284  Hordeum intercedens John C. Roos 1952-4-23 5571 Riverside Perris-Aguanga Basin region, 1 mi SE of Perris 427 Comment
  UCR94236  Hordeum marinum Scott D. White 1996-4-14 3892 Riverside Perris Basin, Near Perris Airport, c. 100 m north of Case Rd. and 100 m west of the San Jacinto River channel 433 Comment
  RSA544417  Hordeum murinum subsp. leporinum Steve Boyd, Timothy S. Ross 1991-6-14 6385 Riverside Warm Springs Creek at NE end of Hogbacks ridge from Alamos Road S to confluence with Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Spings. Comment
  UC114266  Horkelia clevelandii A. W. Anthony 1895-7-1 Riverside San Jacinto Mts. Comment
  RSA0018951  Horkelia clevelandii H. E. Hasse 1892-7-4 s.n. Riverside San Jacinto. Comment
  RSA89922  Hulsea vestita subsp. callicarpha E. K. Balls, PC Everett 1953-7-1 18348 Riverside 5 miles NW of Idyllwild on road to Banning. 1524 Comment
  UC456022  Hulsea vestita subsp. callicarpha I. J. Condit 1910-6-22 Riverside San Jacinto Mts. 2438 Comment
  SD122933  Hydrocotyle ranunculoides Steve Boyd 1985-8-7 1107 Riverside Santa Rosa Plateau, northwest base of Redonda Mesa on Tenaja Road, 0.8 miles east of junction with 8S01 and 8S02. Comment
  POM361075  Hymenoclea salsola M. B. Dunkle 1935-4-17 4554 Riverside W. of Wiley Well. Colorado Desert. Comment
  RSA696759  Hymenoclea salsola J. R. Bruff 1928-4-1 80 Riverside Whitewater Comment
  RSA770447  Hymenoclea salsola Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4559 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA657673  Hypochaeris radicata Michael J. Graeser 1988-5-12 37 Riverside Soquel Canyon. Intersection of Coronet and Woodview. SE corner. Comment
  LA61585  Hyptis emoryi Carl Epling; 1935-3-23 sn Riverside Painted Canyon, near Mecca Comment
  POM13992  Hyptis emoryi P. A. Munz, D. D. Keck 1922-4-9 4889 Riverside Palm Springs. 457 Comment
  RSA115037  Hyptis emoryi E. K. Balls, Percy C. Everett, S. Tillett 1955-7-19 20977 Riverside Material Collected on Hwy 74, 15.5 mi NE from PinyonFlat F.S. Campground on road to Palm Springs. 701 Comment
  RSA420159  Hyptis emoryi E. Crow 1929-2-24 177 Riverside Andreas Mesa, SW Palm Springs. Colorado Desert. Comment
  UCR274851  Hyptis emoryi Aaron C. Sedgwick, David Fraker 2012-4-24 07 Riverside Sonoran (Colorado) Desert, Palen Valley south of Hwy I-10 on Dupont Road, c. 2 miles northeast of the Chuckwalla Mountains Wilderness Area 183 Comment
  SEINET10968982  Hyptis emoryi David B. Dunn 1946-3-15 Dunn 2021 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
  SEINET3091300 Image available Ipomoea triloba A. C. Sanders 1988-11-6 8737 Riverside Coachella Valley; W side of Hwy 86, 6.25 mi. south of junction with Hwy 111 in Coachella and 3.85 mi. north of Valerie Jean, 0.55 mi north of Ave. 60. -35 Comment
  SD181693  Isocoma menziesii var. vernonioides Scott D. White 1998-10-9 7168 Riverside Corona, near Bedford Canyon. 334 Comment
  CAS-BOT-BC69866  Isoetes orcuttii Robert F. Thorne; E. Lathrop 1969-5-12 37943 Riverside Santa Rosa Plateau: on Mesa de Colorado, Rancho California. 624 Comment
  UCR279366  Isomeris arborea A. C. Sanders, Jim Malusa 2017-3-24 42967 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, large wash south of Bradshaw Trail, c. 11 km SE of Gasline Rd. 729 Comment
  RSA0035136  Isomeris arborea Carol Haines 1964-3-23 s.n. Riverside Porcupine Wash, Pinto basin. 762 Comment
  POM47847  Jepsonia parryi H. Baer 1923-11-5 s.n. Riverside Rice Canyon, Elsinore. Comment
  UCR209195  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37141 Riverside Peninsular Range, Box Springs Mtns. Foothills, Riverside, eastern side of UCR Campus in canyon below botanical garden 335 Comment
  UCR111568  Juncus balticus Mitch Provance 1999-5-4 1687 Riverside San Bernardino Valley Region, Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  UCR180060  Juncus bufonius var. congestus Mitch Provance 2005-5-18 9815 Riverside Warm Springs Valley, Nichols road wetland area at Alberhill Creek, south of the I-15 Freeway and Collier Ave., along the SE side of Pierce St., properties on both the NE and SW sides of Baker St. in the city of Elsinore 396 Comment
  POM122329  Juncus macrophyllus Marcus E. Jones 1921-8-29 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  SBBG57293  Juncus macrophyllus R. Hoffmann 1929-9-7 Riverside San Jacinto Mtns Comment
  SD51956  Juncus oxymeris Reid Moran 1962-7-7 9857 Riverside Occasional in shade, in granitric soil by Strawberry Creek, 2 miles southwest of Idyllwild, San Jacinto Mountains. 1550 Comment
  UCR177389  Juncus saximontanus A. C. Sanders, Scott D. White, C. L. Sanders 1994-10-9 15796 Riverside San Bernardino Mtns., Whitewater Canyon, 2 mi below trout farm, above Bonnie Bell 564 Comment
  UCR19748  Juncus xiphioides H. A. Zuill 1966-6-27 250 Riverside Santa Ana Mtns., Santa Rosa Plateau, Fisherman's Camp in Tenaja Canyon c. 13 mi SW of Murrieta Comment
  NY21029  Juniperus californica F. M. Reed 1928-4-18 5768 Riverside Nigger [?spelling} Valley, Upper San Luis Rey River, in Vail Ranch 914.4 Comment
Read comments May 1 2011
  RSA600555  Juniperus californica L. C. Wheeler 1958-10-16 7527 Riverside Riverside: Along highway, 2 miles east of Citrus Experimental Station. Comment
  RSA604384  Juniperus californica L. C. Wheeler 1960-1-2 7671 Riverside Aguanga. In dry open flat. Comment
  UCR90975  Juniperus californica Scott D. White 1995-12-30 3803 Riverside Perris Basin, SW of Perris, above S bank of San Jacinto River. 442 Comment
  CAS-BOT-BC234584  Justicia californica H. M. Hall 1905-4-16 5776 Riverside 7 mi. west of Coachella Comment
  RSA0069674  Justicia californica Cheryl Sevilla, Sarah J. De Groot, Duncan S. Bell 2015-2-10 4 Riverside In the Bear Creek drainage of the Santa Rosa Mountains. 2.3 air miles west of Lake Cahuilla; south of La Quinta; north of Devil Canyon; southwest of Coachella Valley. 193 Comment
  RSA402293  Justicia californica M. B. Dunkle 1932-3-25 2909 Riverside Near Cathedral Canyon 152 Comment
  RSA402294  Justicia californica M. B. Dunkle 1924-2-26 3850 Riverside Cathedral Canyon. Colorado Desert. 152 Comment
Read comments Feb 8 2009
  RSA778831  Justicia californica Jim Andre 2011-2-9 15901 Riverside Mecca Hills; along Box Canyon Road at upper end of gorge, approx. 6 miles SSE of Jct. with I-10, approx. 12 miles west of Chiraco Summit 284 Comment
  SEINET7248824 Image available Justicia californica L. S. Rose 1946-1 46304 Riverside Tahquitz Canyon Wash, Palm Springs 139 Comment
  JOTR30680  Kallstroemia californica Andre, Jim, Tasha La Doux 2008-9-13 10262 Riverside Joshua Tree National Park. Chuckwalla Valley, along Hwy 177 (northwest side), southeast end of Coxcomb Mountains. East boundary of Joshua Tree National Park. 160 Comment
  SBBG129032  Kallstroemia californica A. C. Sanders, T. B. Salvato 2012-10-10 40414 Riverside Sonoran (Colorado) Desert: 120 Comment
  RSA0103624  Kallstroemia parviflora Duncan S. Bell 2015-9-30 8650 Riverside Santa Rosa Mountains; collecting in the summit area of Asbestos Mountain. 1573 Comment
  UCSB10530  Keckiella antirrhinoides Wilson, Richard 1958-5-17 Riverside 6 miles SE of Banning; on State Hwy 74 San Jacinto Mtns 762 Comment
  UCR251879  Keckiella antirrhinoides subsp. antirrhinoides M. A. Voeltz 2014-5-25 s.n. Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon near Corona, Cleveland National Forest, Trabuco Ranger District 403 Comment
  NY43344  Keckiella cordifolia C. R. Annable 1995-3-12 2273 Riverside Box Canyon Wash, Hwy 195 Comment
  RSA543938  Keckiella cordifolia Steve D. Boyd 1991-5-10 6216 Riverside Santa Ana Mountains, base of range, just N of mouth of Hagador Cyn at bottom of Skyline Drive. 427 Comment
  SD137952  Koeleria macrantha Darin L. Banks, Steve Boyd 1995-5-9 364 B Riverside N of the Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground 792 Comment
  UCR20551  Koeleria macrantha W. W. Mayhew 1977-6-12 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1921 Comment
  LA45681  Krameria bicolor Elizabeth McClintock; 1936-5-9 sn Riverside Palms to Pines Highway Comment
  SEINET3151183  Krameria canescens S. B. Parish 1907-4-23 6109 Riverside Western border of the Colorado desert 150 Comment
  RSA522307  Lactuca serriola Steve Boyd 1989-7-9 3777 Riverside City of Riverside, 4863 Rubidoux Ave. Comment
  SDSU13575  Lactuca serriola W. Miller 1972-8-9 Riverside Comment
  UCR167858  Lactuca serriola T. B. Salvato, Melissa Clemons 2005-6-23 1327 Riverside Peninsular Range; Temescal Valley, 3 miles NW of Alberhill, Temescal Canyon Road at Corona [Lee] Lake 366 Comment
  UCR12285  Langloisia schottii Art Whistler 1966-3-26 s.n. Riverside Colorado Desert/ Santa Rosa Mtns, alluvial fan below Deep Canyon, 1 mi. from the Boyd Desert Research Center. Comment
  UCR25377  Langloisia schottii John C. Roos, Lucille Roos 1949-4-6 4149 Riverside Sonoran (Colorado) Desert, c. 10 mi. east of Mecca, at the south face of the Orocopia Mtns. Comment
  POM2798  Larrea tridentata Marjorie Shaw 1916-03 s.n. Riverside Palm Springs. Comment
  SD259066  Larrea tridentata Sarah J. De Groot, Cheryl Sevilla 2016-6-16 7654 Riverside Mecca Hills: mouth of Painted Canyon, SW side of Mecca Hills, NE of Mecca, W of Box Canyon, NE of Coachella Canal, NE of powerline, near mouth of Skeleton Canyon. 52 Comment
  CAS-BOT-BC338911  Lasthenia californica Scott D. White 1996-4-14 3896 Riverside Perris Basin, W Riverside Co. Perris Area: Near Perris Airport; ca 100 m N of Case Rd. and 100 m W of San Jacinto River Channel 430 Comment
  CAS-BOT-BC338924  Lasthenia californica H. M. Hall 1902-4-7 2753 Riverside Vicinity of Riverside. Alessandro 426 Comment
  SEINET2053249 Image available Lasthenia californica Ed LaRue 1989-3-30 Riverside Rancho California area, ca. 4 mi. W of Temecula, with Ave. del Oro as the N boundary. 381 Comment
  UC1979559  Lasthenia californica Darin L. Banks, Steve Boyd 1995-5-3 288 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
  JEPS29480  Lasthenia coronaria Lauramay T. Dempster 1962-4-17 1889 Riverside about 1 mi below Fish Hatchery; Whitewater Canyon Comment
  UC1228547  Lasthenia coronaria C. L. Hitchcock and C. V. Muhlick 1962-3-16 22125 Riverside 8 mi s of Corona; Temescal Canyon Comment
  RSA593886  Lasthenia glabrata subsp. coulteri Steve Boyd, David E. Bramlet 1996-4-19 8614 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
  UCR95381  Lasthenia glabrata subsp. coulteri Steve Boyd, D. Bramlet 1996-4-19 8614 Riverside San Jacinto Valley, c. 2 air mi NE of Winchester and 0.5 mi west of Ryan Airfield in the upper Salt Creek floodplain, at the N end of California Ave., north of Stetson Ave, west of Metropolitan WAter District canal. 457 Comment
  UCR99330  Lasthenia glabrata subsp. coulteri D. E. Bramlet 1996-4-11 2450 Riverside Perris-Aguanga Basin region, San Jacinto Wildlife Area, c. 762 m NE of Lakeview, 122 m east of Davis Road and 40 m north of Marvin Road 434 Comment
  RSA716259  Lasthenia gracilis Scott D. White, Angelia Carey 2004-4-5 10004 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  SDSU18376  Lasthenia gracilis C. Matt Guilliams 2008-2-21 472 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 449 Comment
  SDSU2770  Lasthenia gracilis S. J. Barnhart 1966-4-17 660417 -3 Riverside 0.1 mi. east of McAllister St. along the Metropolitan Water Co. Utility Rd (dirt). Intersection of Utility Rd., and McAllister St. is 1.5 mi. south-east of the intersection of McAllister St. and Victoria Ave. 457 Comment
  SDSU2771  Lasthenia gracilis D. Hunsaker 1962-3-30 Riverside Ryran Field, 3 miles west of Hemet. 457 Comment
  UCR100043  Lasthenia gracilis Scott D. White 1994-4-23 2051 Riverside San Bernardino Mtns., Millard Canyon, c. 5 air miles north of Cabazon: U.S. Forest Service Road 2S05.1, c. 1-1.5 mi. south of Millard Canyon Guard Station and junction of roads 2S05.2 & 2S05.1A (= East Branch) 1037 Comment
  UCR162415  Lasthenia gracilis S. J. Myers, Chet McGaugh 2003-4-7 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1098 Comment
  UCR137353  Lathyrus vestitus 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
  POM13822  Lathyrus vestitus subsp. alefeldii P. A. Munz 1922-4-28 5050 Riverside Leach Canyon, Santa Ana Mts. 610 Comment
  JEPS55283  Lathyrus vestitus var. alefeldii W. L. Jepson 1901-5-19 1279 Riverside Strawberry Valley, Mt. San Jacinto 1676 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
  JOTR32118  Layia glandulosa La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler, B. Truesdell, D. Shade 2011-4-26 2276 Riverside Joshua Tree National Park. Pleasant Valley, southwestern edge of Hexie Mountains; sandy flats at base of mountains and northern edge of valley (Stop 4) 996 Comment
  JOTR32957  Layia glandulosa La Doux, Tasha, Alice Miller and Victoria Sork 2009-5-3 2708 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west side of Queen Mountain; granitic outcrops with sandy ephemeral wash 1408 Comment
  UC1537069  Layia platyglossa Gordon H. True Jr. 1935-3-16 91 Riverside Mockingbird Canyon 365 Comment
  UCR142912  Layia platyglossa Mary V. Hood 1945-3-25 s.n. Riverside Peninsular Range, Aguanga, Cottonwood Creek 610 Comment
  UCR214133  Layia platyglossa A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37737 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, c. 0.5 mi NE (34 deg. ) of intersection of Temescal Canyon Rd. and Concordia Ranch Rd. 518 Comment
  RSA0045153  Layia platyglossa Andrew Haimov, April Sleigh 1992-4-14 75 Riverside 25 meters east of Davis Road, 1 1/2 miles north of Ramona Expressway, San Jacinto Wildlife Area access road, north of Jacinto River. Comment
  UCR48351  Layia platyglossa subsp. campestris Steve Boyd 1986-4-22 1764 Riverside Temescal Canyon, W side of Indian Wash, south of I-15 Comment
  CAS-BOT-BC534386  Lemna gibba Steve Boyd 1986-5-5 1851 Riverside Gavilan Hills, Estelle Mtn.: Head of large cnayon draining the southeast side of Estelle Mtn. Pool near abandoned ranch house Comment
  UCR162956  Lepidium dictyotum var. acutidens Fred M. Roberts, D. E. Bramlet 2005-4-1 6152 Riverside Upper Salt Creek, W of Hemet, parcel between Devonshire and Florida, c. 0.2km N of Florida and 0.2km W San Diego Aquaduct; c. 2km NW Ryn Field 457 Comment
  CAS-BOT-BC89440  Lepidium fremontii Carl B. Wolf 1932-4-27 3043 Riverside Colorado Desert. Mecca-Blythe Road. 0.75 mile west of Utopia. 152 Comment
  RSA776509  Lepidium fremontii Amber Swanson, Duncan S. Bell 2011-3-20 248 Riverside Canyon Springs area N of the Bradshaw Trail. 340 Comment
  UCR260254  Lepidium fremontii A. C. Sanders, Jim Malusa 2015-3-11 41394 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Gasline Road at junction with road to Observation Point Slats, US Navy Chocolate Mountains Aerial Gunnery Range 723 Comment
  UCR89889  Lepidium lasiocarpum A. C. Sanders, E. J. Lawlor 1992-4-4 12110 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  RSA0135567  Lepidium lasiocarpum var. lasiocarpum G. Rink 2013-3-18 11873 Riverside About twelve miles west of Blythe, on proposed Quartzite solar power plant site. 105 Comment
  UCR199777  Lepidium latifolium Scott D. White, Lynn Stafford 2007-6-27 11750 Riverside Chino Hills State Park, Santa Ana River floodplain just below Prado Dam 137 Comment
  UCR59232  Lepidium latifolium Jeri Hirshberg 1989-7-20 s.n. Riverside Peninsular Range, Diamond Valley, north of Newport Road 522 Comment
  RSA522317  Lepidium latifolium Steve Boyd 1989-7-23 3787 Riverside City of Riverside, Santa Ana River, just downstream of old city dump at W extension of Rubidoux Avenue. Comment
  UCR116428  Lepidium strictum A. C. Sanders 2001-5-1 24068 Riverside San Bernardino Valley region, Riverside, UCR campus 335 Comment
  RSA604869  Lepidospartum squamatum Scott D. White 1995-12-24 3799 Riverside Lakeview Mtns: Ca 5 road mi SE of Davis RD/Ramona Expwy intersection. 610 Comment
  UC64801  Lepidospartum squamatum E. E. Schellenger 1904-10-15 45 Riverside Whitewater wash Colorado Desert Comment
Read comments Jan 1 2015
  UCR260954  Leptochloa mucronata Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6021 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, c. 22.25 air miles west of Blythe, south side of Ford Dry Lake, about 0.5 air mile southeast of Hopkins Well 107 Comment
  UC1719502  Leptodactylon californicum D. Atwood 1993-3-26 17655 Riverside Summit of Santa Ana Mountains, 4.8 mi S of Lake Elsinore, along Hwy 74 812 Comment
  UCR127105  Leptodactylon californicum Mitch Provance 1998-6-1 570 Riverside Jurupa Mountains, SW Pyrite Canyon, c. 0.4 miles SSE of peak 1768 442 Comment
  UCR4084  Leptodactylon californicum subsp. leptotrichomum Carole Sims 1965-3-28 s.n. Riverside Santa Ana Mtns., Cleveland National Forest, San Juan Canyon along road between Lion and Bear Canyons 762 Comment
  POM13824  Leptosiphon floribundus subsp. glaber P. A. Munz 1922-4-28 5048 Riverside Leach Canyon, Santa Ana Mts. 610 Comment
  SD181408  Leptosiphon lemmonii Scott D. White, Bill La Haye 2000-5-27 7963 Riverside San Jacinto Mountains; Baldy Muntain area. 1616 Comment
  HSC85389  Leptosiphon pygmaeus Steve Boyd 1986-4-13 1688 Riverside Harford Springs County Park, between creek and W flank of 'Cross Mountain Comment
  RSA516755  Leymus condensatus Ed LaRue 1989-4-25 s.n. Riverside 2 miles (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons., (All of sec. 33, W/2 sec. 34, NW/4 sec. 3 (T 6S) small portion of eastern sec. 35) 488 Comment
  RSA326151  Leymus triticoides John F. Emmel 1981-6-21 784 Riverside San Jacinto Mountains; Idyllwild; along Tollgate Road at bridge crossing of Strawberry Creek, near USC ISOMATA campus. 1524 Comment
  UCR117309  Lilaea scilloides A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 741 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  SD137973  Lilium humboldtii subsp. ocellatum Darin L. Banks, Victor Steinmann 1995-7-10 749 Riverside Northwest Palomar Mtns; Agua Tibia Mtns; Cleveland Nat'l Forest, Agua Tibia Wilderness Area; Along the Wildhorse Trail, south of lower Arroyo Seco, northwest of Wildhorse Peak, in major drainage that flows off the northwest flank of Wildhorse Peak 609 Comment
  UCR224368  Limonium duriusculum Justin M. Wood 2010-5-19 1843 Riverside Santa Ana Canyon, Santa Ana River, c. 1.4 mi downstream of Prado dam outlet, just northwest of Green River Housing Estate 131 Comment
  RSA588982  Limosella aquatica D. Bramlet 1992-5-15 2282 Riverside Pipeline seep located south of Lakeview hot springs and just S. of the MWD access road. The site is located some 833m. west of the San Jacinto River and 433m eat of the intersection of Pozos Rd. and the MWD pipeline maintenance road. Comment
  CLARK-A1045-168  Linanthus androsaceus George K. Helmkamp 1979-4-27 Riverside Santa Ana Mountains Wildomar 7.5' Q Comment
  RSA701362  Linanthus androsaceus subsp. micranthus Steve Boyd, Aydee Virgen 2004-4-13 10873 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  RSA543152  Linanthus bigelovii Steve Boyd, T. S. Ross, Mike Hammitt 1991-5-2 6021 Riverside Vail Lake region, alluvial benches along Kolb Creek, S of Hwy 79 at Jtn w/ Woodchuck Rd. 494 Comment
  RSA773182  Linanthus dianthiflorus Duncan S. Bell, J. D. England 2010-5-27 1133 Riverside San Bernardino National Forest: Garner Valley, approximately 1 air mile southeast of junction of forest service road 6S04 and forest service road 6S13. 1354 Comment
  UC218248  Linanthus dianthiflorus P. A. Munz and I. M. Johnston 1922-5-20 5443 Riverside Hemet Valley San Jacinto Mts. 1386 Comment
  UCR21923  Linanthus dianthiflorus Steve Boyd 1980-4-8 106 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  RSA28061  Linanthus dianthiflorus subsp. dianthiflorus I. L. Wiggins 1941-3-27 9692 Riverside 4 mi. north of Whitewater. Comment
  POM364714  Linanthus jonesii N. C. Cooper 1949-4-8 3319 Riverside Desert Center. 609 Comment
  UCR102838  Linanthus lemmonii A. C. Sanders 1997-3-26 20109 Riverside Lake Skinner area, NW foot of Tucalota Hills, shallow valley along dirt road 0.65 mi. east of main Lake Skinner road 457 Comment
  SD232289  Linanthus liniflorus Scott D. White, Michael Honer 2003-5-27 9406 Riverside Gavilan Hills/Temescal Canyon: Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. 395 Comment
  UCR121182  Linanthus pygmaeus D. E. Bramlet 1990-4-26 1980 Riverside Rawson Canyon, c. 6300 ft. (1.2 mi.) south of Crown Valley and 8,500 ft. NW of Black Mountain 585 Comment
  SDSU15057  Linaria maroccana Michael Scott 1986-4-19 15 Riverside Clinton Keith Road, Temecula, Calif. Plant was collected along roadside near the entrance to Santa Rosa Plateau Preserve. Comment
  RSA740081  Linum lewisii Scott D. White, Justin M. Wood 2008-6-16 12146 Riverside San Jacinto Mountains: Meadow at Quinn Flat. 1378 Comment
  CAS-BOT-BC111980  Lipocarpha occidentalis Frederick Morris Reed 1908-7-12 2443 Riverside Margin of Lake Surprise, San Jacinto Mtns. 2743 Comment
  CSUSB1425  Lobularia maritima Peggy Merrit 1972-5-5 Riverside Lot on north east corner of Park and 7th street, dry waste place, growing with Spartium junceum. 271 Comment
  UCR21947  Loeflingia squarrosa Steve Boyd 1980-4-13 120 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 610 Comment
  JEPS69808  Loeseliastrum schottii W. L. Jepson 1901-5-22 1360 Riverside Palm Canyon of Mt.San Jacinto (to Van de Venter's) Comment
  CAS-BOT-BC342109  Logfia arizonica Dave Silverman; Onkar Singh 2010-3-25 7843 Riverside Palo Verde Mesa, 1.4 km E of Black Creek Rd, 4.9 km W of McCoy Wash, and 8.8 km N of I-10 151 Comment
  UCR60933  Logfia arizonica Steve Boyd, T. S. Ross, L. Arnseth 1989-4-2 3195 Riverside Peninsular Range, Vail Lake area, W end of bench on S flank of Oak Mtn. 549 Comment
  JOTR29498  Logfia filaginoides La Doux, Tasha, Bill Truesdell, Naomi Fraga 2006-4-26 1312 Riverside Joshua Tree National Park. Little San Bernardino Mountains; south end of Long Canyon, near Park boundary 547 Comment
  UC2015535  Logfia filaginoides A. C. Sanders with G. Helmkamp, P. MacKay, et al 1995-3-19 16158 Riverside Coachella Valley/San Jacinto Mtns. Foothills, alluvial fan of Chino Canyon along the Palm Springs tram road, N of the road 14 telephone poles above Highway 111 (Palm Canyon Dr.). Comment
  UC1608221  Logfia gallica Steve Boyd 1992-4-15 6885 Riverside 0.5 mi ne of jtn with San Mateo Creek along Tenaja Trail (w of Fisherman's Camp); Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar 548 Comment
  UCR172279  Lolium perenne John F. Green 2006-5-3 s.n. Riverside Peninsular Ranges, French Valley, unincorporated Riverside County; along San Diego Aqueduct right of way between Benton Road and the obvious drainage to the south 412 Comment
  RSA613311  Lolium perenne subsp. multiflorum D. L. Banks 1997-3-1 1376 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
  POM256721  Lomatium dasycarpum subsp. dasycarpum W. Pequegnat 1940-4-28 s.n. Riverside Ridge between Bedford & Brown Canyons. 762 Comment
  UCR63510  Lomatium lucidum Scott D. White 1990-6-16 s.n. Riverside Santa Ana Mtns, Cleveland National Forest, private land just inside the Forest boundary; E wall of Hagador Canyon, near the mouth of the canyon 400 Comment
  UCR91592  Lomatium lucidum D. L. Banks 1995-4-11 0177 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn, east of the Dripping Springs Alcove, along the Dripping Springs Trail 829 Comment
  UCR120924  Lonicera interrupta A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24924 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  SDSU13581  Lonicera subspicata var. denudata W. Miller with C. Mosse 1972-7-20 Riverside 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
  RSA667006  Lotus argophyllus A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24195 Riverside S. of Hemet, E end of Diamond Valley, ca 1/4 mi. N of Newport Rd. and 3/4 mi. E of State St. 506 Comment
  POM1865  Lotus argophyllus var. argophyllus H. M. Hall 1902-04 2899 Riverside Vicinity of Sage 762 Comment
  UCR93940  Lotus corniculatus B. G. Pitzer 1996-6-26 2911 Riverside Riverside: weed in a lawn at 12th and Lemon Streets 259 Comment
  RSA33653  Lotus grandiflorus var. grandiflorus N. C. Cooper 1944-6-17 1392 Riverside San Jacinto Mountain. West side. 1372 Comment
  RSA192338  Lotus heermannii E. W. Lathrop 1966-3-20 6066 Riverside 10 miles west of Murrieta on the Tenaja Truck Trail between DeLuz and Tenaja Guard Station, Trabuco District. Comment
  RSA798593  Lotus heermannii Robert F. Thorne, E. W. Lathrop 1977-5-18 49753 Riverside Santa Ana Mountains: Bear Spring [east slope of Santiago Peak] Comment
  UCR159258  Lotus purshianus A. C. Sanders, Kelly Volansky 2005-8-31 31572 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  JOTR30145  Lotus rigidus La Doux, Tasha 2008-2-4 1710 Riverside Joshua Tree National Park. Stop #1: Hexie Mtns./Porcupine Wash; open sandy wash near road heading to Cottonwood. 745 Comment
  JOTR31797  Lotus rigidus La Doux, Tasha, K. White, A. Holt, C. Ely, J. Van Warmerdam 2007-2-26 2099 Riverside Joshua Tree National Park. Eagle Mountains; Cottonwood Oasis 963 Comment
  JOTR31879  Lotus rigidus La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2133 Riverside Joshua Tree National Park. Little San Bernardino Mountains; steep, gravelly, southwest facing slope above fork of Fargo and Rockhouse Canyons Comment
  RSA23271  Lotus rigidus Ernest Braunton 1940-05 2031 Riverside Berduo [?] Canyon Comment
Read comments May 13 2016
  CDA27315  Lotus salsuginosus var. brevivexillus T. C. Fuller 1963-4-23 10274 a Riverside Box Canyon Wash, Mecca-Blythe Road (Highway 195), 11.8 miles northeast of Mecca. 0 Comment
  RSA90380  Lotus salsuginosus var. brevivexillus F. W. Peirson 1927-4-12 7155 Riverside Painted canyon, near Mecca. Comment
  RSA525260  Lotus salsuginosus var. salsuginosus Steve Boyd, Laurel Arnseth, Yvonne Rasmussen, Hugo Cota, Bob Boyd 1990-5-3 4573 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 549 Comment
  RSA406898  Lotus scoparius M. V. Hood 1945-3-26 s.n. Riverside Cottonwood Creek, Aguanga, Riverside & San Diego co. line. 610 Comment
  RSA660306  Lotus scoparius Joan Del Pino 1981-5-9 12 Riverside Hwy 74, 5.2 mils from Lake Shore Dr. Comment
  SEINET2062422 Image available Lotus scoparius B. Pitzer 1986-5-24 238 Riverside Whitewater Canyon, ca. 5 mi. N of Hwy I-10 on Whitewater Canyon Road. From N edge of hatchery to ca. 1/4 mi. N of hatchery boundary. (Whitewater 7.5' Quad) 731 Comment
  RSA770427  Lotus scoparius subsp. brevialatus Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4875 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
  UCR177842  Lotus scoparius subsp. brevialatus Marisa Sripracha, K. A. Boyd 2004-3-22 067 Riverside San Jacinto Mtns. Foothills/Sonoran (Colorado) Desert, Snow Creek 366 Comment
  JEPS55810  Lotus strigosus W. L. Jepson 1927-4-12 11639 Riverside n of Mecca Hills; Painted Canyon 76 Comment
  RSA263766  Lotus strigosus E. W. Lathrop 1968-6-2 6947 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. Comment
  RSA775447  Lotus strigosus Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4449 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
  UCR154744  Lotus strigosus T. B. Salvato, Kent Beaman 2005-5-16 785 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
  UCR155316  Lotus strigosus A. C. Sanders, Mike Misenhelter 2005-3-23 29255 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  UCR173155  Lotus strigosus Abby Sirulnik 2000-4-13 11 Riverside Peninsular Ranges, Southwestern Riverside County Multispecies Reserve, c. 3 mi NE of Skinner Reservoir 610 Comment
  UCR84593  Lotus strigosus Scott D. White, S. Ogg 1994-4-21 1975 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  UCR87660  Lotus strigosus A. C. Sanders 1994-5-29 14564 Riverside San Bernardino Mtns., lower Millard Canyon, at first stream crossing on Forest Service Road 2S05, near Bench Mark 2868 850 Comment
  RSA680919  Lotus strigosus var. tomentellus Scott D. White, Michael Honer 2003-5-14 9274 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  UCR244434  Lotus strigosus var. tomentellus Jim Andre 2012-4-16 20929 Riverside Mojave/Sonoran Desert Transition, Joshua Tree National Park; along Cottonwood Springs Rd, 2.4 mi. north of Cottonwood Visitor's Center 956 Comment
  UCR251673  Lotus strigosus var. tomentellus Thomas R. Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 783 Riverside Sonoran (Colorado) Desert, Mecca Hills, just south of Shaver's Well 305 Comment
  POM24281  Lotus tomentellus Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  UCR48350  Lotus wrangelianus Steve Boyd 1986-4-22 1765 Riverside Temescal Canyon, W side of Indian Wash, south of I-15 Comment
  UCR199721  Ludwigia peploides subsp. peploides Scott D. White, Lynn Stafford 2007-6-27 11753 Riverside Chino Hills State Park, Santa Ana River floodplain just below Prado Dam 137 Comment
  POM13082  Luetkea pectinata Philip A. Munz 1921-06 s.n. Riverside Tacquitz Ridge 2439 Comment
  RSA769614  Lupinus albifrons var. eminens E. W. Lathrop 1974-6-4 7405 Riverside 3 miles southwest of Corona, Cleveland National Forest, Trabuco District 274 Comment
  POM11045  Lupinus arizonicus H. M. Hall 1905-04 5759 Riverside Palm Springs. 152 Comment
  POM295542  Lupinus arizonicus Lyman Benson 1949-3-28 13571 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
  POM305635  Lupinus arizonicus Henry J. Ramsey 1937-2-26 864 Riverside Indio Comment
  POM349958  Lupinus arizonicus M. B. Dunkle 1932-3-25 2913 Riverside 10 miles NW of Indio. Colorado Desert. 30 Comment
  POM46812  Lupinus arizonicus Mary F. Spencer 1920-3-16 1494 Riverside Mecca -60 Comment
  POM46814  Lupinus arizonicus Mary F. Spencer 1920-3-24 s.n. Riverside Indian Wells. 61 Comment
  RSA450526  Lupinus arizonicus B. A. Prigge 1988-2-21 7836 Riverside Colorado Desert, Orocopia Mountains: 2 miles W of Clemens Well. 229 Comment
  SD187405  Lupinus arizonicus Naomi Fraga, Lisa Rojas 2005-2-10 1371 Riverside Colorado Desert: Northeastern Colorado Desert region: Just north of Palen Pass Road, ca. 10 miles east of Hwy 177 365 Comment
  SEINET2062842  Lupinus arizonicus George Helmkamp 1995-3-16 Riverside Coxcomb Mts, W of Rice Rd., 10.3 mi NE of Desert Center 198 Comment
  POM306064  Lupinus bicolor Henry J. Ramsey 1937-5-30 1322 Riverside Santa Rosa Mountains Comment
  SBBG94829  Lupinus bicolor E. LaRue 1990-4-20 Riverside midway between Pauba Valley and Wolf Valley; 0.5 mi N of the Pechanga Indian Reservation 365 Comment
  UCR154762  Lupinus bicolor T. B. Salvato, Kent Beaman 2005-5-16 789 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
  POM157897  Lupinus bicolor subsp. microphyllus Philip A. Munz 1927-5-21 10895 Riverside Coahuila Valley. 1372 Comment
  HSC14813  Lupinus concinnus R. A. Eagle 1963-4-8 6 Riverside San Jacinto Mts., Idyllwild Comment
  SEINET7062851 Image available Lupinus concinnus A. G. Vestal 1947-3-30 s.n. Riverside A sandy wash bottom at Blackburn Canyon in San Jacinto Valley on Route 74. UTM Zone 11, 511984mE, 3734322mN. (WGS84/NAD83). 546 Comment
  UCR214134  Lupinus concinnus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37738 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, c. 0.5 mi NE (34 deg. ) of intersection of Temescal Canyon Rd. and Concordia Ranch Rd. 518 Comment
  UCR37635  Lupinus concinnus George K. Helmkamp 1984-5-2 D- 8 Riverside Little San Bernardino Mountains, Big Morongo Canyon, 3 - 3.5 miles below the caretaker's house at the Big Morongo Preserve 610 Comment
  RSA581751  Lupinus concinnus subsp. optatus M. Wall, Lorrae Fuentes 1995-4-13 100 Riverside San Jacinto Mountains, along Hwy 243 out of Banning, 10 miles south of Interstate 10. Comment
  CDA27427  Lupinus concinnus var. orcuttii T. C. Fuller 1964-4-14 11815 Riverside Bench above wash of Whitewater Canyon, 4.1 miles north of Whitewater. 0 Comment
  RSA519404  Lupinus elatus Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  LA205083  Lupinus excubitus Robert G. Engman; sn Riverside San Jacinto Mountains Comment
  UCR213534  Lupinus excubitus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37801 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, west of dirt extension of Lake St., 1.0 mi. NW (341 deg. ) of intersection of I-15 and Lake St. 526 Comment
  CAS-BOT-BC216684  Lupinus excubitus subsp. hallii Charles Piper Smith 1951-5-22 51239 Riverside 1.5 miles S of summit, Beaumont - Morena Grade (San Gorgonio Drive) Comment
  JOTR34171  Lupinus excubitus var. excubitus Harding, Mitzi, T. Herskovits and D. Oquendo 2011-5-5 128 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Gravelly hills above canyon wash (Stop 3) 1217 Comment
  RSA5027  Lupinus excubitus var. hallii Carl B. Wolf 1932-3-20 27 Riverside Richman Ranch, 2.5 miles no. of De Luz; S. W. Riverside County. 457 Comment
  SEINET10865805  Lupinus formosus Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-15 Conrad 7146 Riverside Chaparral along roadside. 0.8 Mi w of anza on hwy 71. 1036 Comment
  CDA27443  Lupinus hirsutissimus T. C. Fuller 1964-4-14 11816 Riverside Bench above wash of Whitewater Canyon, 4.1 miles north of Whitewater. 0 Comment
  RSA651696  Lupinus hirsutissimus Diane M. Ramirez 1983-5-15 14 Riverside Mellor Ranch Road, 4 mi S of junction with CA Hwy 243, S of Banning. Comment
  VVC222  Lupinus hirsutissimus A. C. Sanders, P. MacKay, T. Thomas, O. Clarke 1997-5-4 20654 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
  RSA87183  Lupinus hyacinthinus Joseph A. Ewan 1930-8-31 2145 Riverside Hidden lake, San Jacinto Mts. 2744 Comment
  RSA519403  Lupinus latifolius Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  LA205141  Lupinus latifolius var. parishii Carl Epling; William Robison 1935-6-30 sn Riverside north fork San Jacinto River Comment
  CHSC108883  Lupinus sparsiflorus Orlando Mistretta; D. Bell, J. England, J. Hall, C. McDonald, L. Reccia 2010-4-13 4858 Riverside Transverse Ranges; San Bernardino Mountains region: 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 N34.01235 and W116.68712. 915 Comment
  JOTR28885  Lupinus sparsiflorus La Doux, Tasha 2004-2-24 1120 Riverside Joshua Tree National Park. Cottonwood Canyon 932 Comment
  JOTR34001  Lupinus sparsiflorus La Doux, Tasha, M. Harding 2010-4-7 2889 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View; side canyon leading north, approx. 1 mile north of park boundary Comment
  RSA722340  Lupinus sparsiflorus J. R. Bruff 1928-4-2 116 Riverside Canyon W of Morengo Comment
  UC1228585  Lupinus sparsiflorus C. L. Hitchcock and C. V. Muhlick 1962-3-16 22153 Riverside ca 12 mi se Corona (Temescal Canyon); Temescal Canyon Comment
  UCR175178  Lupinus sparsiflorus Jim Andre 2006-4-26 6763 Riverside South Mojave Desert, Joshua Tree National Park: Long Canyon, c. 2.3 mi south of the NE corner (boundary) of the park 1056 Comment
  UCR87665  Lupinus sparsiflorus A. C. Sanders 1994-5-29 14562 Riverside San Bernardino Mtns., lower Millard Canyon, at first stream crossing on Forest Service Road 2S05, near Bench Mark 2868 850 Comment
  RSA617303  Lupinus sparsiflorus subsp. sparsiflorus R. S. Woglum 1934-3-18 640 Riverside Peninsuar Ranges: San Jacinto Mountains, Coachella Valley, Snow Creek. Comment
  RSA659377  Lupinus sparsiflorus subsp. sparsiflorus Bruce Albert 1982-4-17 66 Riverside Hillside west of Lake Mathews Road, 2 miles south of Cajalco Road. Comment
  UCR87979  Lupinus truncatus G. P. Schultz 1994-3-13 s.n. Riverside Box Springs Mountains, slope above Big Springs Canyon. Comment
  UC2980  Luzula comosa var. laxa H. M. Hall July, 1901 Riverside San Jacinto Mountains. Fuller's Mills Mountains 2286 Comment
  RSA428590  Lycium M. B. Dunkle 1939-3-25 4919 Riverside Colorado Desert Comment
Read comments Feb 17 2013
  CAS-BOT-BC231427  Lycium andersonii C. L. Hitchcock 1966-3-16 24189 Riverside About 5 miles n.e. of Aguanga Comment
  RSA422107  Lycium andersonii M. B. Dunkle 1935-3-31 4442 Riverside Cottonwood Springs. Colorado Desert 701 Comment
  UCR260357  Lycium andersonii A. C. Sanders, Jim Malusa 2015-3-10 41371 Riverside Sonoran (Colorado) Desert, north end of Chocolate Mountains, Tabaseca Tank, US Navy Chocolate Mountains Aerial Gunnery Range 610 Comment
  UCR89576  Lycium andersonii Bern Schwenn 1994-4-30 s.n. Riverside southern Mojave Desert, Joshua Tree National Monument. E side of Hexie Mtns., along Ruby Lee Well Road, between paved Pinto Basin Road and the divide. 823 Comment
  RSA788559  Lycium cooperi Duncan S. Bell 2012-3-8 3145 Riverside Southern section of the Mecca Hills; north side of the canal, approximately 4.75 air miles southeast of where Box Canyon Road crosses the Coachella Canal. 16 Comment
  UC884602  Lycium cooperi I. W. Clokey 1935-4-17 6880 Riverside Cottonwood Springs Comment
  RSA650056  Lycium pallidum var. oligospermum N. J. Chatterton, C. M. McKell 1966-4-26 s.n. Riverside Gold Valley Ranch. Table Top Mtns. Comment
Read comments Jun 9 2013
  RSA667369  Lyrocarpa coulteri var. palmeri M. B. Dunkle 1937-3-25 4927 Riverside Colorado Desert. Shaver s Well Comment
  SBBG122032  Lythrum californicum S. D. White, A. Carey 2004-5-7 103421 Riverside Indian Crk and adjacent foothills 549 Comment
  UCR91882  Machaeranthera canescens A. C. Sanders, Scott D. White, C. L. Sanders 1994-12-18 15897 Riverside San Jacinto Valley, eastern edge of San Jacinto, Mountain Avenue at Esplanade Avenue, 2.4 mi. NW of Hwy 74 on Mountain Ave. 490 Comment
  UCR114746  Maclura pomifera A. C. Sanders, K. C. Rose 1999-6-18 22799 Riverside Skinner/Domenigoni area, French Valley, E side of Washington Ave., 1/2 mile south of Rawson Rd. 439 Comment
  POM12800  Madia gracilis P. A. Munz 1922-6-23 5768 Riverside Keen Camp 1524 Comment
  RSA496477  Mahonia nevinii Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-31 3096 Riverside Vail Lake area, sandy valley 0.25 mi E of Dripping Springs. 487 Comment
  RSA377709  Maianthemum stellatum E. C. Jaeger 1923-6-22 s.n. Riverside Tahquitz Valley, San Jacinto Mountains. 2104 Comment
  UCR98702  Malacothamnus densiflorus S. J. Myers 1995-6-9 s.n. Riverside Peninsular Range, Lake Elsinore, 0.5 mi south of intersection of Grand Ave. and Ortega Hwy (State Hwy 74) 457 Comment
  CSUSB1445  Malacothamnus fasciculatus Sue Freeman 1966-5-15 Riverside Hillside above small creek by end of Two Trees Road, below reservoir, in Riverside. 335 Comment
  POM202489  Malacothamnus fasciculatus Marcus E. Jones 1934-5-10 s.n. Riverside Elsinore Comment
  RSA747962  Malacothrix clevelandii Justin M. Wood 2009-5-11 706 Riverside McMullen Flat area, 0.35 N on Valley Hi Dr, from intersection w/ Twin Pines Rd. 1195 Comment
  RSA751910  Malacothrix clevelandii Scott D. White, Justin M. Wood 2009-5-22 12913 Riverside San Jacinto Mountains: Idyllwild area; Strawberry Fuelbreak between Strawberry Creek and road to sewage ponds. Comment
  SD136903  Malacothrix clevelandii Steve Boyd 1992-4-14 6837 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. 340 Comment
  SD144033  Malacothrix clevelandii A. C. Sanders, P. MacKay, T. Thomas, O. Clarke 1997-5-4 20629 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
  UC54143  Malacothrix coulteri H. M. Hall 1902-4-21 Riverside vicinity Riverside 487 Comment
  JEPS36767  Malacothrix glabrata W. L. Jepson May 17 1901-Jun 1 1901 1254 Riverside 4 mi n Hemet; San Jacinto River Comment
  POM14298  Malacothrix glabrata P. A. Munz, D. D. Keck 1922-4-9 4817 Riverside Southern base of Eagle Mountains, 3 miles northeast of the 'Hayfields' 213 Comment
  POM362320  Malacothrix glabrata Ora M. Clark 1929-2-22 156 Riverside W of Whitewater, Colorado Desert. Comment
  RSA721105  Malacothrix glabrata J. R. Bruff 1928-4-2 115 -a Riverside Canyon wash west of Morango Comment
  SD187357  Malacothrix glabrata Naomi Fraga, Sarah J. De Groot, et al. 2005-2-10 1425 Riverside Northeastern Colorado Desert region: Along Palen Road near Highway 177. 170 Comment
  UCR41399  Malacothrix glabrata N. M. Fellows, A. C. Sanders 1985-5-7 165 Riverside San Jacinto Mountains, Oasis de los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mountains, 1 mi west of Snow Creek Village 488 Comment
  CAS-BOT-BC376154  Malva parviflora L. Nye; G. Gust 2005-3-11 63 Riverside Lake Elsinore. Intersection of Malaga and Mission Trail Rd. 398 Comment
  UCR166541  Malva parviflora Scott D. White, Jennifer H. Jones 2005-4-12 10873 Riverside Coachella Valley, Indio area, vacant land NE of the I-10 Freeway interchange at Jefferson 18 Comment
  UCR167783  Malvella leprosa T. B. Salvato, Gregg Miller 2005-6-3 1360 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto River c. 2.5 mi SSW of Perris, 1.5 mi downstream of Goetz Road where the river leaves the Perris Plain and enters the hill area above Railroad Canyon 427 Comment
  UCR278868  Malvella leprosa Mitch Provance 2011-6-9 17196 Riverside Santa Ana River Valley, Jurupa Valley, Pedley area, Horseshoe Lake, west of Van Buren Blvd., west of the corner and Studio Pl. and Lakeview Ave. 219 Comment
  CSUSB958  Marah macrocarpa Linda Stangor 1974-4-10 Riverside Box Springs Mountains Box Springs Mountains. Top of valley to left of Big "C," near bee cave. Comment
  RSA652415  Marah macrocarpa Phil Elliott 1981-2-16 7 Riverside Lake Mathews, On Santa Rosa Rd., 3.1 miles south of Lake Mathews Rd. Comment
  SD187395  Marah macrocarpa Scott D. White, Angelia Carey 2004-4-16 10153 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes (Lake Fulmor Quad: coordinates given) 548 Comment
  UCD107549  Marah macrocarpa A. C. Sanders; G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19909 Riverside Lake Skinner area: upper Rawson Canyon, 2.2 mi. NNE of Skinner Lake, 1 mi. SW of Crown Valley. 595 Comment
  UCR188788  Marah macrocarpa Jim Andre 2006-4-26 7795 Riverside South Mojave Desert, Joshua Tree National Park, upper Long Canyon, canyon bottom 1056 Comment
  RSA404230  Marina parryi N. C. Cooper 1949-4-8 3295 Riverside Desert Center. 610 Comment
  SD121977  Marina parryi Leota Davidson 1966-4-3 317 Riverside Highway 10 at Wiley Wells turn-off, 20 miles east of Desert Center. Comment
  UCSB3069  Marina parryi Haller, John 1960-4-2 Riverside South side of U.S. 60-70, 5.8 miles east of Desert Center 243 Comment
  RSA92748  Marsilea vestita J. C. Roos 1952-5-21 5704 Riverside San Jacinto River bottomland 1.5 miles southeast of Perris 426 Comment
  UC810858  Marsilea vestita subsp. vestita P. A. Munz and I. M. Johnston 1922-5-5 5154 Riverside near Moreno (Mystic Lake) 426 Comment
Read comments Dec 31 2011
  RSA0012172  Matricaria occidentalis A. C. Sanders, T. B. Salvato 2011-3-28 38817 Riverside Menifee Valley, between Sun City and Perris, from McLaughlin & Evans roads intersection east to I-215 Fwy 434 Comment
  RSA715693  Matricaria occidentalis A. C. Sanders 2003-5-9 26580 Riverside San Jacinto Valley: west of Hemet, west edge of Warren Road just north of Hwy 74 (Florida Ave.) 457 Comment
  RSA759270  Meconella denticulata Robt. Allen 2008-4-13 s.n. Riverside San Juan Canyon watershed. Along Bear Canyon Trail, .08 air mile SSE of the trailhead near Ortega Hwy. 627 Comment
  POM348041  Medicago polymorpha Richard C. Barkelew, Mark Morris 1929-3-10 s.n. Riverside Indian Canyon , San Jacinto Mts Comment
  SEINET156161  Medicago polymorpha Norman C. Cooper 1944-4-22 1129 Riverside Banning. 732 Comment
  UCR178300  Medicago polymorpha T. B. Salvato, Tracy Tennant 1998-4-23 MOR- 920 Riverside San Bernardino Mtns., Morongo Indian Reservation, seep in Wood Canyon, tree stand W-07 1220 Comment
  UCR213533  Melica A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37800 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, west of dirt extension of Lake St., 1.0 mi. NW (341 deg. ) of intersection of I-15 and Lake St. 526 Comment
  CAS-BOT-BC269427  Melica californica J. C. Roos 1950-4-22 4754 Riverside The summit of Reche Canyon. Steep West slope, 0.5 miles N.E. of the summit 792 Comment
  CAS-BOT-BC269428  Melica californica I. M. Johnston 1918-5-30 2011 Riverside Temescal Canon [Canyon] 365 Comment
  CAS-BOT-BC271705  Melica frutescens Frank W. Gould 1944-4-5 2233 Riverside 17 miles east of Temecula on Highway 79 Comment
  LA102206  Melica frutescens John C. Roos; 1965-6-13 sn Riverside W base of San Jacinto Mountains, E of Hemet (Probably on Highway 74) Comment
  CAS-BOT-BC281602  Melica imperfecta W. A. Silveus 1938-4-16 2646 Riverside Near Elsinore Comment
  CLARK-A1528-5177  Melica imperfecta John C. Roos 1950-4-22 4752 Riverside Box Springs Mountains 792 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
  CLARK-A1528-511  Melilotus albus Ken F. Clarke 1971-9-7 Riverside Riverside Comment
  POM13741  Mentha canadensis E. C. Jaeger 1921-8-21 1164 Riverside Riverside. Comment
  RSA568837  Mentzelia Christopher Davidson 1979-4-4 7701 Riverside Orocopia Mts, lower end of Box Canyon on Box Canyon road, 4.4 miles E of Mecca 213 Comment
  UCR260574  Mentzelia A. C. Sanders, Nina Kidd, Jeff Crain 2015-3-31 41532 Riverside Peninsular Range; Eastern Foot of Santa Ana Mtns., Temescal Canyon, northwest of El Hermano Road junction along sandy wash of Temescal Creek 313 Comment
  RSA28060  Mentzelia desertorum I. L. Wiggins 1941-3-27 9686 Riverside South end of Coxcomb Mountains 8 miles northeast of Desert Center. Comment
  POM14007  Mentzelia involucrata P. A. Munz, D. D. Keck 1922-4-9 4827 Riverside South base of Eagle Mountains 3 miles NE of the 'Hayfields' 213 Comment
  UC872488  Mentzelia involucrata I. W. Clokey 1935-4-17 6762 Riverside Cottonwood Springs Comment
  UCR166776  Mentzelia involucrata Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10892 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  POM13994  Mentzelia jonesii P. A. Munz, D. D. Keck 1922-4-9 4886 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 427 Comment
  UCR45342  Mentzelia jonesii Scott Cantrell 1986-3-28 81 Riverside Sonoran (Colorado) Desert, Box Canyon Road (Hwy 195), 4.8 mi. south of Interstate Hwy 10 toward Mecca 305 Comment
  UC665898  Mentzelia longiloba Ira L. Wiggins 1941-3-26 9667 Riverside 1/2 mi s Highway #60 (on desert road to Wiley Well.) Comment
  UC68741  Mentzelia longiloba H. M. Hall Apr. 1905 5925 Riverside Colorado Desert, McCoy Wash. 91 Comment
  RSA0105669  Mentzelia longiloba var. longiloba Duncan S. Bell 2010-4-2 714 Riverside Arica Mountains: west side of mountain range within the Palen/McCoy Wilderness; approximately 2.5 air miles northwest of Priest Well; collecting along a steep sand ramp at the head of the main western drainage for the mountain range. 559 Comment
  RSA263703  Microseris heterocarpa E. W. Lathrop 1968-5-8 7023 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  UCR178841  Microseris lindleyi Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 017 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Hathaway Canyon, tree stand F-06 915 Comment
  UCR92233A  Microseris lindleyi D. L. Banks, Steve Boyd 1995-5-9 0323 A Riverside NW Palomar Mtns, Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, west of the Dripping Springs Alcove, west of Woodchuck Campground. 701 Comment
  RSA442666  Mimulus aurantiacus var. pubescens N. C. Cooper 1944-5-6 1205 Riverside Banning. 701 Comment
  RSA523840  Mimulus aurantiacus var. pubescens G. H. True 1935-4-1 192 Riverside Among rocks, steep sides of canyon. 396 Comment
  RSA442714  Mimulus aurantiacus var. puniceus Ora M. Clark 1929-3-2 1630 Riverside Near Elsinore. Comment
  RSA559464  Mimulus aurantiacus var. puniceus Steve Boyd, Tim S. Ross 1992-5-5 7213 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero. 732 Comment
  UCR279587  Mimulus bigelovii A. C. Sanders, Jim Malusa 2017-3-28 43149 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
  JOTR28875  Mimulus bigelovii var. bigelovii La Doux, Tasha, Bill Truesdell 2004-3-17 1110 Riverside Joshua Tree National Park. Cottonwood Mtns; just north of southern boundary 563 Comment
  RSA667131  Mimulus brevipes A. C. Sanders, T. B. Salvato 2001-5-16 24300 Riverside S of Hemet, 1/4 mi. S. of Gibbel Rd. about 1 mile E of State St., foothills forming east end of Diamond Valley, 1 mi. SSE of Hemet Bute, S of mouth of Avery Cyn. 518 Comment
  SEINET4095872  Mimulus brevipes C. Davidson 1975-1 2812 Riverside 5.4 miles north of Alameda Station on road R1 from Idyllwild to Banning. 1652 Comment
  UC1374909  Mimulus brevipes Noel H. Holmgren, Liew Fah Seong 1969-6-17 3583 Riverside County Road R1, at Black Mountain turnoff San Jacinto Mountains Comment
  GMDRC6558  Mimulus cardinalis J. M. Andre 2012-6-15 30512 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 1309 Comment
  UCR167674  Mimulus cardinalis T. B. Salvato, Melissa Clemons 2005-6-23 1291 Riverside Peninsular Range; Temescal Valley, Walker Canyon, 1.5 mi due east of Alberhill, N of Hwy I-15 412 Comment
  UCR21993  Mimulus cardinalis Steve Boyd 1980-7-12 331 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  RSA80482  Mimulus diffusus F. W. Peirson 1922-4-30 2934 Riverside hills south of Tucalota Creek, below summit to St. Johns grade, road from Hemet to Aguanga Comment
Read comments May 29 2011
  CLARK-A1045-280  Mimulus fremontii George K. Helmkamp 1979-5-16 Riverside San Jacinto Mountains along road (North Fork of the San Jacinto River); moist, gravelly slope; chaparral; ; Lake Fulmor 7.5'Q 1828 Comment
  UC922769  Mimulus guttatus Annie M. Alexander and Louise Kellogg 1940-3-21 886 Riverside 20 mi s Twenty Nine Palms (at base of Barker Dam); Mohave Desert 1322 Comment
  UCR232779  Mimulus moschatus William Schlegel, Andrew Troutte 2008-8-8 008 Riverside Peninsular Range; San Jacinto Mtns., c. 2 km NE of Black Mountain summit 2267 Comment
  RSA586934  Mimulus palmeri D. L. Banks, Peter Morrell 1995-5-4 300 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia mtn., E of the Dripping Springs Alcove Area, along the Woodchuck Trail. 585 Comment
  UC519698  Mimulus palmeri Victor Duran 1932-5-18 3220 Riverside Idyllwild San Jacinto Mountains 1676 Comment
  UCR4094  Mimulus palmeri Carole Sims 1965-5-1 s.n. Riverside San Jacinto Mtns, c. 3 mi from Mountain Center on highway down to Hemet, on rise across highway from marked turnout on right side (facing downhill) 1098 Comment
  GMDRC6589  Mimulus pilosus J. M. Andre 2012-6-15 30553 Riverside San Jacinto Mountains: west slopes of range along Poppet Flat Rd, Poppet Creek canyon, 3.2 mi. west of Hwy 243 1022 Comment
  RSA564286  Mimulus pilosus Jack Easton 1993-5-27 s.n. Riverside Murietta Oaks, 3.0 miles (airline) NW of Murrieta Hot Springs. W side of Highway 215. 451 Comment
  UCR12281  Mimulus pilosus Art Whistler 1966-5-30 s.n. Riverside Box Springs Mtns., 100 yds. below split of roads to radio station at bottom of slope near Pigeon Pass Road near UCR Campus Comment
  UCR20887  Mimulus pilosus A. C. Sanders 1978-7-1 s.n. Riverside San Jacinto Mtns, James Reserve, above Lake Fulmor 1646 Comment
  RSA773172  Minuartia douglasii Duncan S. Bell, Valentin Arvizu 2010-5-24 1111 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. 1385 Comment
  UCR260880  Mirabilis laevis A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41488 Riverside San Gorgonio Pass, north of San Gorgonio River wash, c. 3 miles east of Cabazon, south of I-10 and generally NE of water bottling plant 457 Comment
  CAS-BOT-BC434703  Mirabilis laevis var. crassifolia Ivan Johnston 1917-4-4 1090 Riverside Colorado Desert. Mouth of Andreas Canon [Canyon] 243 Comment
  POM293182  Mirabilis laevis var. crassifolia Lyman Benson 1946-4-15 12024 Riverside 2 miles east of Banning, Colorado Desert. 610 Comment
  SD143816  Mirabilis laevis var. crassifolia A. C. Sanders, G. Waines, et al. 1997-3-12 19886 Riverside Lake Skinner area; lower Rawson Canyon, northeast of the lake and southwest of Black Mountain. 518 Comment
  RSA701029  Mirabilis laevis var. glutinosa Keith E. Hoffmaster 1935-3-31 s.n. Riverside Palm Springs Comment
Read comments Aug 27 2011
  CAS-BOT-BC434826  Mirabilis laevis var. retrorsa Ivan Johnston 1917-4-4 1038 Riverside Colorado Desert. Palm Canyon 304 Comment
  JEPS99941  Mirabilis laevis var. retrorsa Rimo Bacigalupi and P. C. Hutchison, L. Heckard 1962-3-23 8362 Riverside Lower end of Morongo Wash, 1.9 miles SW of the San Bernardino County line 609 Comment
  POM250680  Mirabilis laevis var. retrorsa I. W. Clokey 1935-4-17 6602 Riverside Cottonwood Springs. Comment
  RSA69461  Mirabilis laevis var. retrorsa F. W. Peirson 1928-3-10 7701 Riverside Snow Creek Auto Camp at Whitewater. Comment
  RSA784965  Mirabilis laevis var. retrorsa Duncan S. Bell 2012-3-18 3229 Riverside The Mecca Hills; at the mouth of Box Canyon, on the north side of the Coachella Canal. 14 Comment
  SEINET3142120  Mirabilis laevis var. retrorsa S. B. Parish 1907-4-24 6073 Riverside western base of Colorado desert 360 Comment
  RSA450140  Mirabilis laevis var. villosa J. C. Roos 1966-3-26 s.n. Riverside 2 miles SE of Desert Center. Comment
  RSA0035939  Mirabilis tenuiloba Deidre Conocchioli, Duncan S. Bell 2014-3-4 149 Riverside 1.3 miles down dirt BLM road from paved 58th Avenue; 4WD road south of Lake Cahuila and La Quinta. Just northeast of mouth of Devil Canyon, east side of Santa Rosa Mountains, west edge of Coachella Valley 37 Comment
  RSA517244  Mohavea confertiflora Steve D. Boyd, Thomas S. Elias, Erika Winter 1986-2-18 1335 Riverside Shavers Valley, Colorado Desert: Hwy 195 north base of the Orocopia Mountains, halfway between Box Canyon and I-10. Comment
  RSA0027469  Mollugo cerviana Deidre Conocchioli, Billy Sale, Naomi S. Fraga 2013-9-25 58 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  RSA83416  Monardella australis subsp. australis E. Peterson, J. Ewan 1930-9-1 2163 Riverside Summit of Mt. San Jacinto 3294 Comment
  UC104617  Monardella australis subsp. australis A. W. Anthony 1895-7-13 Riverside San Jacinto 2590 Comment
  CAS-BOT-BC220033  Monardella breweri subsp. lanceolata C. Epling 1932-6-26 s.n. Riverside Jarupa [Jurupa] Hills Comment
  JEPS63324  Monardella breweri subsp. lanceolata Marjorie D. Clary 1932-8-21 978 Riverside Hemet Lake, Hemet Valley 1341 Comment
  RSA762009  Monardella lanceolata Shawn Krosnick, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 661 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  RSA160555  Monardella lanceolata var. lanceolata J. D. Olmsted 1959-8-18 783 Riverside Reservoir Hill at Desert Sun School near Idyllwild. 1646 Comment
  UCD125191  Monardella linoides L. S. Rose 1935-12-23 s.n. Riverside San Jacinto Mountains, above Deep Canyon, 22 miles south of Cathedral City, Colorado Desert. 1066 Comment
  SD241076  Monardella linoides subsp. linoides Mark A. Elvin 2004-6-2 3497 Riverside Peninsular Range; San Jacinto Mountains: Garner Valley, east of Hwy 74 between Fobes Ranch Road and Morris Ranch Road at base of foothills (Anza/Idyllwild 7.5'Q) 1387 Comment
  LA96079  Monardella nana Carl Epling; 1942-6-17 sn Riverside Santa Rosa Mountains, Vandeventer Flat, on Pines to Palms Hwy Comment
  LA96097  Monardella nana Elizabeth McClintock; M. McClintock, D. Weiner 1941-7-11 102 Riverside Black Mountain Spring Comment
  RSA750307  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-21 123 Riverside San Jacinto Mountains. Trail to Hidden Lake. Comment
  UC1499867  Monardella nana subsp. tenuiflora Elizabeth McClintock 1940-6-30 23 Riverside Fuller Mill Creek Camp Banning-Idyllwild road Comment
  RSA689491  Monardella robisonii A. C. Sanders, Mark A. Elvin, Jane Rodgers 2001-8-17 24610 Riverside Mojave Desert, Little San Bernardino Mtns.: Stubbe Spring, Joshua Tree National Park, 4.35 mi. (airline) SW from park road in Lost Horse Valley 1341 Comment
  RSA444320  Monoptilon bellioides Walter Wisura 1988-3-1 4189 Riverside 2.5 mi fr. I 10 along Box Canyon Rd. toward Mecca Comment
  RSA678216  Monoptilon bellioides Valerie L. Soza, J. Mark Porter, Gary D. Wallace 2001-4-2 1083 Riverside Little San Bernardino Mountains region: Big Morongo Wash. 473 Comment
  SBBG8633  Monoptilon bellioides T. L. Secrest 1948-4-7 Riverside ca. 18 mi N of Indio 304 Comment
  UC667243  Monoptilon bellioides Annie M. Alexander and Louise Kellogg 1941-5-11 2153 Riverside Cottonwood Spring Colorado Desert, Eagle Mountains 883 Comment
  UC84198  Monoptilon bellioides C. R. Orcutt April, 1887 Riverside Colorado Desert Comment
  UCD80947  Monoptilon bellioides Chuck Hughes 2009-3-25 68 Riverside South of Highway 62 near the abandoned Desert Center Airport. Near city of Rice. 265 Comment
  UCSB57982  Monoptilon bellioides Charlton, David 1988-2-18 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; 1 mi. E of Jct. Dillon Rd. and Fargo Cyn. Rd. 609 Comment
  UCR138617  Muhlenbergia microsperma L. C. Wheeler 1976-3-30 s.n. Riverside San Jacinto Mountains, Snow Canyon, foot of Mount San Jacinto 579 Comment
  RSA0049531  Muhlenbergia microsperma J. C. Roos 1952-4-9 5507 Riverside East face Mt. Rubidoux. 365 Comment
  UCR84604  Muilla maritima Scott D. White 1994-4-21 1953 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  CAS-BOT-BC515558  Muilla maritima H. M. Hall 1899-5-1 1138 Riverside Southern California, San Jacinto Mountains, Ken Wortity Station 1524 Comment
  SD105726  Myosurus minimus var. apus T. Cass 1979-6-1 Riverside Vernal pool, Mesa de Burro, Santa Rosa Plateau 680 Comment
  RSA289827  Myriophyllum spicatum Barry A. Prigge 1980-9-17 4091 Riverside Coachella Valley Stormwater Channel: 2 mi. W of Mecca, where Pierce Rd. crosses channel. -55 Comment
  SBBG231  Myriopteris clevelandii A. Lefebure -Mar-1942 4810 Riverside Hemet side of San Jacinto Mtns Comment
  UC724319  Nama Aven and Ruth Nelson 1939-3-30 3348 Riverside Sandy desert hiway 60 from Mecca to Blythe; from Mecca to Blythe Comment
  POM290070  Nama demissa Lyman Benson 1933-3-31 4185 Riverside Beginning of Hemet Road [presumably Hwy 74 on desert side, Deep Cyn.] Colorado Desert watershed. 549 Comment
  RSA0039601  Nama demissa Deidre Conocchioli, Duncan S. Bell 2014-3-4 145 Riverside Off the Pacific Crest Trail in the San Bernardino Mountains. In Whitewater Canyon 8.5 miles E of Hwy-62. Just S of Red Dome. 695 Comment
  RSA421096  Nama demissa N. R. Zabriskie, W. M. Zabriskie 1973-4-25 644 Riverside W-central portion Sec 30. Deep Canyon drainage, E side Hwy 74, opposite Black Hill, Santa Rosa Mtns. Site 22. 915 Comment
  SBBG97210  Nama demissa W. L. Halvorson 1977-3-8 77085 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  UCR101582  Nama demissa 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
  JOTR31967  Nama demissa var. demissa La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2204 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; rocky/gravelly bajada north of the Aqueduct Rd. 603 Comment
  UC572341  Nama demissa var. demissa H. S. Yates 1937-3-23 6408 Riverside three mi n Palm Springs; San Jacinto Quad., n of Palm Springs 213 Comment
  CLARK-A1528-2984  Nama stenocarpa John C. Roos 1951-10-19 5327 Riverside San Jacinto Valley 457 Comment
  RSA586486A  Nassella cernua D. L. Banks, Steve Boyd 1995-5-9 343 Riverside NW Palomar Mountains; Agua Tibia Mountains; N of the Cleveland National Forest and the Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area;, W of Woodchuck Campground. 732 Comment
  CAS-BOT-BC260109  Nassella pulchra S. B. Parish; W. F. Parish 1882-6-1 1550 Riverside Base of San Jacinto Mountain Comment
  RSA736254  Nassella pulchra Scott D. White, Justin M. Wood 2008-4-3 11794 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon. Morgan property, Alberhill area. 274 Comment
  UCD87689  Nassella pulchra Scott D. White; Michael Honer 2004-4-6 10060 Riverside Perris/Elsinore Basins. Temescal Valley, just north of the I-15 freeway and east of Indian Truck Trail, south and est of Lee Lake. 335 Comment
  RSA623557  Navarretia fossalis R. E. Riefner 1998-10-15 98 -520 Riverside Menefee-Paloma Valley Comment
  RSA658434  Navarretia fossalis J. C. Roos 1952-5-28 5729 Riverside San Jacinto River bottomland 1 mile south-east of Perris. 427 Comment
Read comments Aug 8 2008
  UCR20987  Navarretia fossalis A. C. Sanders, Steve Boyd 1980-5-19 1481 Riverside San Jacinto Valley, San Jacinto River c. 1.5 miles west of Lakeview on the Ramona Expressway 427 Comment
  RSA234041  Navarretia prostrata R. F. Thorne, E. W. Lathrop 1969-5-12 37937 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California. 625 Comment
  SEINET10623903 Image available Nemacaulis denudata var. gracilis Samuel B. Parish 1896-4-4 Parish 4140 Riverside Palm Springs, (Agua Caliente,) desert base of San Jacinto Mt. 152 Comment
  LA204528  Nemacladus gracilis Carl Epling; Harlan Lewis 1942-6-16 Riverside San Jacinto Mountains, Saunders meadow, Idyllwild Comment
Read comments Jun 12 2015
  RSA0126343  Nemacladus longiflorus var. longiflorus P. A. Munz 1922-4-28 5024 Riverside Temescal Canyon. Comment
  RSA0126631  Nemacladus ramosissimus Duncan S. Bell 2016-3-4 8815 Riverside Orocopia Mountains; northeast section of the range, in the hills to the west of Red Cloud Wash. 487 Comment
  UCR157883  Nemacladus rubescens A. C. Sanders, M. Skinner 1995-4-6 16396 Riverside Sonoran (Colorado) Desert, NW end of Coachella Valley, wash east of Hwy 62 and south of Indian Avenue; 0.45 mi. south of Indian on Worsley Road 500 Comment
  SEINET10461125  Nemacladus rubescens Munz 1952-5-2 MUNZ 16249 Riverside 2 miles west of Desert Hot Springs 183 Comment
  POM68098  Nemacladus tenuis var. tenuis Marcus E. Jones 1906-4-27 s.n. Riverside Palm Springs. Comment
  RSA0123360  Nemacladus tenuis var. tenuis Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9044 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
  SD181486  Nemophila menziesii Scott D. White 2000-4-12 7644 Riverside San Jacinto Mountains, Baldy Mountain area; Idyllwild [quad]. 1616 Comment
  SD7439  Nemophila menziesii Daniel Cleveland 1882-4-24 Riverside Temecula Comment
  UCR241489  Nemophila menziesii Tracy Tennant, Jeffrey Ross 1998-5-21 MOR- 250 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Hathaway Creek Canyon, NW of Cabazon 976 Comment
  UCR41845  Nicotiana clevelandii A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6088 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  CSUSB760  Nicotiana glauca K. S. Gill 1965-3-21 Riverside Tin Mine Canyon at the foot of Skyline Drive, south of Corona on roadside wasteland. 457 Comment
  CSUSB761  Nicotiana glauca Sue Freeman 1966-3-27 Riverside 5 miles east of Yorba Linda cutoff on Highway 91; about 20 yards from stream. 304 Comment
  UC2015641  Nicotiana glauca Scott D. White 1996-2-18 3805 Riverside Parris Basin, W Riverside Co. Double Butte, NW of Winchester. SE-facing slope of W. butte. Comment
  UCSB41769  Nicotiana glauca Weidert, E. 1970-2-14 Riverside 1 mi N Hartford Springs, 6mi. NW Perris Comment
  SBBG92196  Nicotiana obtusifolia D. F. Howe 1980-4-16 Riverside 4 mi S of Intertstate 10 on Cornsprings Rd, Chuckwalla Mtns 335 Comment
  RSA0018755  Nicotiana obtusifolia Kraemer 1929-3-17 s.n. Riverside S. La Quinta. Comment
  UCR125291  Nicotiana quadrivalvis A. C. Sanders 2002-11-21 25648 Riverside Temescal Valley, development called 'Trilogy at Glen Ivy' at the confluence of Bixby and Anderson Canyons 366 Comment
  SEINET10389838  Nolina bigelovii A. C. Sanders, Jim Malusa 2015-9-12 41883 Riverside Chocolate Mountains Aerial Gunnery Range, just south of Bradshaw Trail, c. 2.4 km west of the Dupont Rd. junction 749 Comment
  CAS-BOT-BC131885  Nolina parryi Philip A. Munz; P. C. Everett 1950-6-23 14910 Riverside 2 mi. n.w. of Pipe Creek, Hemet Valley, San Jacinto Mts. 1402 Comment
  SD128228  Nolina parryi R. Mitchel Beauchamp 1971-5-16 2425 Riverside Santa Rosa Mts., Pinyon Flat Campgrounds 1500 Comment
  UCR213849  Nolina parryi Scott D. White, Justin M. Wood 2009-5-21 12868 Riverside San Jacinto Mountains, Garner Valley, 0.5 mi northwest of Morris Ranch Road (Kenworthy Ranger Station) 1387 Comment
  CAS-BOT-BC71160  Notholaena californica P. A. Munz; I. M. Johnston 1922-5-21 5551 Riverside 4 mi. N.E. of San Jacinto 457 Comment
  JEPS19053  Notholaena californica subsp. californica Marjorie D. Clary 1932-3-20 Riverside Mission Creek, NW of Garnet 609 Comment
  RSA0016944  Notholaena californica subsp. leucophylla Charlotte M. Wilder 1907-4-8 771 Riverside Murray Canyon, Colorado desert. Comment
  CAS-BOT-BC171494  Oenothera californica Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Idyllwild Comment
  SDSU13602  Oenothera californica subsp. californica W. Miller Riverside Comment
  RSA770931  Oenothera elata Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4581 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 610 Comment
  UCR41329  Oenothera elata N. M. Fellows 1984-11-12 16 Riverside San Jacinto Mtns., Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn. 489 Comment
  UCR161199  Oenothera elata subsp. hirsutissima T. B. Salvato, Kelly Volansky 2003-3-27 120 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  UCR112589  Oenothera rosea A. C. Sanders 1998-4-11 21750 Riverside Riverside, NE edge of UCR campus, east of A & I dorms and south of Watkins Dr., near Parking Services Bldg. 335 Comment
  SEINET7909440  Oenothera speciosa P. L. Packard 1976-1 Riverside 6 mi W of Blythe, Interstate 10 Comment
  JOTR32019  Oligomeris linifolia La Doux, Tasha, T. Herskovits, M. Harding 2011-4-21 2249 Riverside Joshua Tree National Park. Pinto Basin, south of Sand Hill; wide, sandy wash draining into Pinto Wash (Stop 3) 476 Comment
  RSA799932  Olneya tesota Justin M. Wood, D. M. Ray 2011-4-28 3842 Riverside Sonoran Desert: Chuckwalla Valley; Eagle Mountain Road, 2.8 miles west of Desert Center and 0.9 miles north of I-10. 312 Comment
  UCR234282  Oncosiphon piluliferum A. C. Sanders 2012-4-12 40028 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. between Glen Ivy and Indian Truck Trail, near El Hermano Rd. 312 Comment
  UCR281199  Oncosiphon piluliferum Michael D. Wilcox 2017-4-18 s.n. Riverside Sonoran (Colorado) Desert, 1 mile long segment of Palm Canyon Wash, centered on Hwy 111 crossing, city of Palm Springs 165 Comment
  CAS-BOT-BC56218  Opuntia littoralis Carl B. Wolf 1938-6-11 9422 Riverside Field redacted by CAS, contact the data manager for more information 1219 Comment
  POM288042D  Opuntia phaeacantha David Griffiths 1906-1 8292 Riverside Banning. Comment
  SBBG87607  Opuntia phaeacantha A. C. Sanders, B. Parfitt, R. Anthony 1986-4-21 6464 Riverside rocky N-facing slope near the mouth of Hamilton Crk Cyn, 2.6 mi E of Anza Post Office on Hwy 371 Comment
  RSA5416  Opuntia ramosissima C. B. Wolf 1932-10-12 4290 Riverside Colorado Desert. 4.5 miles from 29 Palms on road to Mecca. Comment
  RSA655210  Opuntia vaseyi Scott D. White 1999-5-20 7373 Riverside Perris Basin: Perris / Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., ca. 1.5 - 2 mi W of I-215 freeway. 442 Comment
Read comments Dec 8 2010
  RSA623869  Orcuttia californica Jon E. Keeley 1985-7-31 7968 Riverside Mesa de Colorado, Santa Rosa Plateau. 610 Comment
  SD132129  Orcuttia californica David B. Zippin 1991-5-30 155 Riverside Margins of large vernal pool (lake) at Skunk Hollow Comment
  UC455794  Oreostemma alpigenum var. andersonii I. J. Condit 1910-6-22 Riverside Tahquitz Valley San Jacinto Mts. 2438 Comment
  UC27848  Orobanche californica subsp. feudgei H. M. Hall June 1901 2135 Riverside San Jacinto Mountains, Eastern base, along the borders of the Colorado Desert. Comment
  RSA0104797  Orobanche fasciculata Edmund C. Jaeger 1921-7-18 s.n. Riverside Caramba, Taquitz Creek, San Jacinto Mts. 1828 Comment
  RSA192065  Orthocarpus purpurascens E. W. Lathrop 1960-3-25 4686 Riverside 14 miles west of Murrieta. Comment
  POM256964  Orthocarpus purpurascens var. pallidus W. Pequegnat 1940-4-28 s.n. Riverside Bedford Truck Trail. 366 Comment
  UCR23214  Oxalis corniculata P. Tomlinson 1981-4-30 0008 Riverside University of California, Riverside campus; west of the perimeter road c. 10 ft. off the road between Parking Lot 8 and Greenhouses 1-5. Comment
  POM263144  Oxytheca emarginata J. C. Roos 1941-5-10 126 Riverside Pinyon Flats Camp, Santa Rosa Mountains. 1220 Comment
  RSA597530  Oxytheca emarginata Louis C. Wheeler 1960-5-7 7685 Riverside Santa Rosa Mountains. Garnet Queen Mine. Comment
  RSA64889  Oxytheca emarginata F. W. Peirson 1922-5-21 3034 Riverside Hemet Valley, San Jacinto Mts. 1372 Comment
  UC219562  Oxytheca emarginata P. A. Munz 1922-6-24 5793 Riverside Pipe Creek San Jacinto Mts., Hemet Valley 1432 Comment
Read comments Mar 25 2011
  UCR44206  Oxytheca emarginata A. C. Sanders 1986-6-1 s.n. Riverside San Jacinto Mtns., trail to Spitler Peak from the Herkey Creek Camp to Bonita Vista road [=Apple Canyon Rd.] 1829 Comment
  RSA58858  Oxytheca trilobata P. A. Munz, Percy C. Everett 1950-6-23 14908 Riverside 2 miles NW of Pipe Creek, Hemet Valley, San Jacinto Mountains. 1402 Comment
  UC6614  Oxytheca trilobata H. M. Hall 1899-5-21 1164 Riverside Chalk Hill San Jacinto Mountains 1584 Comment
  CHSC35506  Paeonia californica Donna Panico 1972-4-30 33 Riverside 3 mi. SW of Washington Rd. on Tenaja Rd. in Cleveland Nat'l Forest. 548 Comment
  UC1287050  Paeonia californica C. L. Hitchcock 1966-3-15 24165 Riverside about 10 mi ne Temecula Comment
  RSA793592  Palafoxia arida R. F. Thorne 1995-3-29 63035 Riverside White Water Canyon 600 Comment
  UCR148315  Palafoxia arida John F. Green 2005-1-14 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 23 and 24, at Kaiser RR trestle over the canal, between Salt Creek and Hunters Spring 23 Comment
  SEINET10799054  Palafoxia arida David B. Dunn 1948-2-21 Dunn 3674 Riverside Seedlings; Pushawalla; a rain about two weeks earlier in wash. Hills are still quite dry. Comment
  SD260188  Palafoxia arida var. arida A. C. Sanders, Jim Malusa 2016-3-18 42382 Riverside Sonoran (Colorado) Desert: Chocolate Mountains, along gasline road 21.5 km due norht of Slab City / Camp Dunlap. Rocky canyon with wide sandy wash. 537 Comment
  UCD84934  Palafoxia arida var. arida Chuck Hughes 2010-3-22 206 Riverside About 9.4 miles south of Highway 62, next to railroad tracks. 245 Comment
  UCR100329  Palafoxia arida var. arida George K. Helmkamp 1997-11-1 2516 Riverside Sonoran (Colorado) Desert, Bermuda Dunes, 41st St and Sparky (just east of Washington and south of I-10) 30 Comment
  UCSB9918  Palafoxia arida var. arida Wilson, Richard 1958-3-22 Riverside 7 miles E. of Desert Center on U.S. Highway 60-70, in a Colorado Desert dry wash Comment
  SD187320  Panicum acuminatum var. acuminatum Scott D. White, Jennifer H. Jones 2005-5-25 11112 Riverside Santa Ana Mountains: Rainbow area; mountain foothills west of I-15 and immediately north of San Diego County line. 334 Comment
  CLARK-A1528-1258  Panicum capillare John C. Roos 1951-9-25 5255 Riverside Riverside 259 Comment
  UCR260953  Panicum hirticaule Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6010 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, south side of Hwy I-10, c. 16 air miles west of Blythe and about 2 air miles southeast of Wileys Well 122 Comment
  RSA516425  Papaver californicum Walter Wisura 1990-5-2 4432 Riverside Ortega Hwy, at lower switchbacks above Lake [Elsinore] . Comment
  UC1608241  Papaver californicum Steve Boyd, Carol Boyd, Kyle Boyd 1992-3-21 6736 Riverside Tenaja Canyon, along trail from wilderness boundary downstream towards Fisherman's camp, Santa Ana Mountains, San Mateo Canyon Wilderness Area Tenaja Canyon; Santa Ana Mountains, San Mateo Canyon Wilderness Area 365 Comment
  SBBG1355  Parietaria hespera var. hespera H. and M. Dearing 1942-1-25 4787 Riverside San Jacinto Mtns 1219 Comment
  UCR35007  Parkinsonia aculeata L. B. Ziegler 1974-6-28 529 Riverside San Jacinto Valley 473 Comment
  RSA703376  Pectocarya heterocarpa LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1429 Riverside Chocolate-Chuckwalla Mountains region: Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  UCR217793  Pectocarya heterocarpa Jim Andre, T. La Doux 2010-2-28 12562 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
  SD236234  Pectocarya linearis John F. Green 2006-4-18 Riverside NE of Murrieta, just S of Los Alamos Road (Clinton Keath Rd) on E and W sides of Liberty Road border between City of Murrietta and unincorporated French Valley (Murrieta 7.5'Q) 415 Comment
  UCR174049  Pectocarya linearis A. C. Sanders 2006-5-19 32421 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
  UCR256745  Pectocarya linearis T. B. Salvato, Matthew Malle 2013-4-11 7534 Riverside Gavilan Hills, southeastern slopes, hill above Black Powder Canyon and c. 0.5 mi north of the Temescal Canyon 419 Comment
  SEINET6973498  Pectocarya linearis var. ferocula A. G. Vestal 1962-3-29 s.n. Riverside 4.6 miles northeast of Murrieta. Comment
  POM146227  Pectocarya penicillata F. M. Reed 1925-5-23 5031 Riverside Horsethief Canyon, Temescal Mountains. Comment
  UCSB46750  Pectocarya penicillata Roos, John 1966-4-5 Riverside In the hills near Winchester Comment
  RSA799078  Pectocarya recurvata Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6874 Riverside South side of Joshua Tree National Park, Cottonwood Spring 905 Comment
  UCR116618  Pectocarya recurvata A. C. Sanders 2001-3-20 23834 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, NW corner of intersection of Pierson Blvd. and Atlantic Blvd., between flood control ditch and Pierson, west of high school 335 Comment
  LA209456  Pedicularis densiflora L. Street; M. Munger, G. Williams 1919-3-25 2327 Riverside Beaumont 609 Comment
Read comments Mar 20 2014
  RSA80839  Pedicularis semibarbata Peterson Ewan 1930-9-1 2168 Riverside Rock fissures near Summit of Mount San Jacinto 3294 Comment
Read comments Jul 6 2010
  CLARK-A1528-37  Pellaea andromedifolia E. Kozloff 1938-1-9 Riverside Corona Comment
  UCR2  Pellaea andromedifolia Eugene Cardiff 1955-3-1 s.n. Riverside San Bernardino Valley Region, Jurupa Hills [=Jurupa Mountains] 671 Comment
  CAS-BOT-BC71399  Pellaea mucronata Peter H. Raven 1958-5-17 12932 Riverside 3/4 miles SE of Banning on road to Idyllwild, San Jacinto Mts. Comment
  UCR280950  Pellaea mucronata Mitch Provance, Matt K. Beyers, John Hazlett, Jeremiah George 2017-4-6 417- 67 Riverside Temescal Valley, Indian Wash, SW of I-15, S side of De Palma Rd., 700-1100 ft. WNW of inter. with Glen Eden Rd. 366 Comment
  UCR91428  Pellaea mucronata Scott D. White 1995-3-30 2651 Riverside San Jacinto Valley, Moreno Valley; hills c. 0.7 air mi directly south of 60 Fwy and west of bend in Moreno Beach Drive. Topo Q. shows 'Moreno' BM 2067 at top of hill. 579 Comment
  RSA305628  Penstemon centranthifolius C. W. Tilforth, Walter Wisura 1979-10-10 1915 Riverside 0.3 mi. west of Highway 74 on Thomas Mtn. Rd., ca. 1 mi. south of Lake Hemet, Garner Valley. 1341 Comment
  CDA41882  Penstemon clevelandii subsp. connatus T. C. Fuller 1963-4-23 10292 Riverside San Jacinto Mountains; Highway 74 to Palm Desert, just east of Pinyon Flat. 0 Comment
  UCR151032  Penstemon grinnellii Scott D. White 1998-7-31 6931 Riverside San Jacinto Mts., Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park 1951 Comment
  UCR187288  Penstemon grinnellii Diane Menuz 2006-6-27 182 Riverside Peninsular Range; Santa Ana Mtns, trail to Santiago Peak, 100 m from Main Divide Road 1470 Comment
  RSA234077  Penstemon heterophyllus var. australis Robert F. Thorne, E. W. Lathrop 1969-6-6 39333 Riverside Santa Rosa Plateau: Rancho California. 610 Comment
  JEPS11104  Penstemon rostriflorus Marjorie D. Clary 1932-7-4 968 Riverside 10 mi sw Kenworthy (Santa Rosa Mts.); , sw of Kenworthy 1371 Comment
Read comments Nov 1 2011
  RSA401809  Penstemon spectabilis Gale Sphon 1955-5-7 s.n. Riverside 3 miles W of Lake Elsinore. Comment
  UCR174029  Penstemon spectabilis A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32498 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
  SBBG63075  Pentachaeta aurea Mrs. J. D. Wright 1929-6-25 Riverside San Jacinto Mtns [probably near Idyllwild] Comment
  RSA0094739  Pentagramma maxonii I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon. 274 Comment
  SEINET6626631  Pentagramma triangularis subsp. maxonii S. B. Parish 1907-4-18 6114 Riverside Western base of the Colorado Desert 200 Comment
  UCSB3807  Peritoma arborea Bobkowski, Jr., Vincent 1960-4-2 Riverside South entrance to Joshua Tree National Monument, Cottonwood Spring entrance, 1/2 mile North of U.S. 60-70 Comment
  UCSB3810  Peritoma arborea Long, Frances 1939-12-30 Riverside Palm Springs Comment
  UCSB3815  Peritoma arborea Gray, Caroline 1956-4-14 Riverside 1 mi. south of southern entrance of Joshua Tree National Monument Comment
  CAS-BOT-BC73729  Peritoma arborea var. arborea N. Aitkenhead 1977-1-31 2214 Riverside ~1 mi. W. of dillon Rd. - T/L junction in N. Palm Springs Comment
  CAS-BOT-BC77529  Peritoma arborea var. arborea J. H. Thomas 1949-2-28 47 Riverside Between Banning & Palm Springs Comment
  CAS-BOT-BC77531  Peritoma arborea var. arborea L. S. Rose 1927-2-3 s.n. Riverside Palm Springs Comment
  CAS-BOT-BC355984  Perityle emoryi Ira L. Wiggins 1941-3-27 9675 Riverside South end of Coxcomb Mountains 8 miles northeast of Desert Center Comment
  CAS-BOT-BC356002  Perityle emoryi Martha Hilend 1932-3-26 s.n. Riverside Chuckawalla [Chuckwalla] Mts., about 3 miles above Corn Springs Comment
  RSA788979  Perityle emoryi Aaron C. Sedgwick, David Fraker 2012-3-28 27 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  SEINET3127005 Image available Perityle emoryi A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37477 Riverside Sonoran (Colorado) Desert: SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak (McCoy Peak 7.5' Q) 204 Comment
  SFV4387  Perityle emoryi F. M. Ball 1964-1-4 s. n. Riverside Colorado Desert About 7 miles up Palms to Pines Highway from Palm Desert. 335 Comment
  UCR202046  Perityle emoryi Denise Woodard, Gilbert Goodlet 1997-3-11 s.n. Riverside Sonoran (Colorado) Desert, base of Santa Rosa Mtns. at mouth of Cathedral Canyon, border between Rancho Mirage and Cathedral City, site of proposed Ritz-Carlton Rancho Mirage/ Cathedral Canyon Golf Course 305 Comment
  UCR19122  Petalonyx linearis John C. Roos, Lucille Roos 1949-4-6 4150 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, canyon bottom near Pope, Hot Mineral Springs 61 Comment
  RSA445167  Petalonyx thurberi N. C. Cooper 1944-5-20 2631 Riverside Palms to Pines Hwy., San Jacinto Mtns. 305 Comment
  UCR144106  Petalonyx thurberi Scott D. White 1999-6-1 7438 Riverside Coachella Valley, Thousand Palms area. N terminus of Rio del Sol Road at intersection with Vista Chino. Proposed aggregate mine expansion 183 Comment
  JOTR35988  Petalonyx thurberi subsp. thurberi Harding, Mitzi, Mark Wheeler 2012-9-4 199 Riverside Joshua Tree National Park. Pinto Basin; active wash between rocky/ gravelly hills west of Pinto Mtn (stop 3) 479 Comment
  CLARK-A1528-1203  Petunia parviflora John C. Roos 1937-6-7 514 Riverside Comment
  CAS-BOT-BC326767  Peucephyllum schottii H. M. Hall 1905-4-1 5849 Riverside Near Dos Palmas, Colorado Desert Comment
  CAS-BOT-BC326768  Peucephyllum schottii J. C. Roos 1966-2-5 s.n. Riverside Pushawalla Wash near 1000 Palms, Indio Hills Comment
  RSA721892  Peucephyllum schottii J. Mark Porter, Orlando Mistretta 2003-6-5 13611 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  SDSU393  Peucephyllum schottii D. F. Howe 1952-4-5 2176 Riverside 13 miles south of highway east of Mecca, along All American Canal. Comment
Read comments Jan 24 2013
  UCR148305  Peucephyllum schottii 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
  UCR162621  Phacelia affinis Nathan Moorhatch 2003-3-19 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, Cathedral City, Whitewater River channel at Date Palm Drive 91 Comment
  POM259462  Phacelia ambigua E. C. Jaeger 1939-12-29 s.n. Riverside Eytel canon [canyon]branching from Fargo Canon [canyon] 5 mi. east Indio. 244 Comment
  UCR148467  Phacelia ambigua S. J. Myers 2005-1-31 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 10 miles ESE of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 20 Comment
  RSA427709A  Phacelia campanularia Ora M. Clark 1929-2-23 1551 Riverside N. Whitewater. Comment
  GMDRC2618  Phacelia campanularia subsp. campanularia T. La Doux, J. Andre 2008-3-2 212 Riverside along I-10 at Whitewater exit, on S-facing slope at White Water River crossing.. Elev. 1115 ft. 340 Comment
  JOTR35288  Phacelia campanularia subsp. vasiformis Andre, Jim 2012-4-11 20781 Riverside Joshua Tree National Park. NW Eagle Mountains, along dirt road to Black Eagle Mine, 0.7mi east of road to Cottonwood Spring, 34mi south of Hwy 62 at Twentynine Palms. 729 Comment
  RSA0110952  Phacelia campanularia subsp. vasiformis Aaron C. Sedgwick, David Fraker 2012-3-28 37 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  RSA27807  Phacelia campanularia subsp. vasiformis C. L. Hitchcock 1940-3-29 5862 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  UC24321  Phacelia campanularia subsp. vasiformis W. G. Wright 1800-1 Riverside Colorado Desert Comment
  UC666536  Phacelia campanularia subsp. vasiformis Reid Moran 1941-5-5 856 Riverside Cottonwood Pass Eagle Mts. Comment
  UC791036  Phacelia campanularia subsp. vasiformis Carroll E. Wood Jr. and Thomas Morley 1949-5-1 7624 Riverside sw-facing slope at Key's View Joshua Tree National Monument, Little San Bernardino Mountai (mts. above Coachella Valley) Comment
  UC881005  Phacelia campanularia subsp. vasiformis I. W. Clokey 1935-4-17 6839 Riverside Cottonwood Springs Comment
  UCR244297  Phacelia campanularia subsp. vasiformis Jim Andre 2012-4-16 20875 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  UCR180597  Phacelia cicutaria var. hispida Scott D. White, Angelia Carey 2004-4-5 10021 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  RSA427681B  Phacelia cicutaria var. hispida W. P. Burger 1979-4-28 66 Riverside Along Carancho Road, just past where stream crosses road, Hidden Valley. 366 Comment
Read comments Jan 11 2016
  SEINET4681879  Phacelia crenulata Steve Boyd, Tammy Morgan; Aydee Virgen; Sarah DeGroot; Valentin Arvizu; Tim Thibault 2004-5-14 11248 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region: Western base of the Chocolate Mountains, small canyon, about 1.25 miles due north of Imperial County line and about 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.; 0 Comment
  RSA0043233  Phacelia crenulata var. ambigua Duncan S. Bell 2010-5-1 882 A Riverside Arica Mountains: northwest section of project area, approximately 10.5 air miles southwest of the ghost town of Rice, and approximately 2.6 air miles south of the junction of Highway 62 and the aqueduct access road. 291 Comment
  UC1922409  Phacelia crenulata var. ambigua Naomi Fraga, Lisa Rojas 2005-2-10 1361 Riverside Colorado Desert; Northeastern Colorado Desert region; Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  RSA0130728  Phacelia crenulata var. minutiflora Glen Rink 2013-3-18 11876 Riverside About twelve miles west of Blythe, at the site of the proposed Quartzite solar power plant. 105 Comment
  JOTR33951  Phacelia cryptantha La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2837 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; bouldery outcrops along ridge line heading toward Juniper Flats Comment
  RSA171355  Phacelia distans J. D. Olmsted 1962-5-3 s.n. Riverside Along road from Santa Rosa Indian Reservation to old village, etc. At first canyon crossing to SW side. 1555 Comment
  RSA500213  Phacelia distans Steve Boyd, Tim Ross, L. Arnseth 1989-5-7 3530 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  SD107798  Phacelia distans C. W. Tilforth 1978-4-30 1567 Riverside Low rounded hills east of Norco. Comment
  SEINET156041  Phacelia distans Norman C. Cooper 1944-3-24 1018 Riverside Banning. 701 Comment
  UC1262278  Phacelia distans C. W. Tilforth 1978-4-30 1567 Riverside hills e Norco Comment
  UCR233162A  Phacelia distans Jim Andre, Glenn L. Clifton 2011-2-22 17449 Riverside Mecca Hills, along Box Canyon Road, 8.5 mi northeast of town of Mecca 171 Comment
  JEPS2059  Phacelia fremontii Marjorie D. Clary 1932-4-29 861 Riverside Dead Indian Trail 15 mi w Indio; Colorado Desert, Conchilla Desert 304 Comment
  CAS-BOT-BC145042  Phacelia keckii John Thomas Howell 1931-5-30 6611 Riverside Santiago Peak, Santa Ana Mts. 1219 Comment
  RSA774715  Phacelia minor Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4522 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 610 Comment
  UCR113171  Phacelia minor A. C. Sanders 1998-3-11 21667 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, north of Diamond Valley, near east end of hills 518 Comment
  UCR167818  Phacelia minor A. C. Sanders 2005-4-21 29578 Riverside Peninsular Range, Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 mi. ESE of Gavilan Peak 622 Comment
  RSA280555  Phacelia minutiflora I. L. Wiggins 1941-3-27 s.n. Riverside 4 mi. north of Whitewater. Comment
  UC729536  Phacelia ramosissima var. latifolia Carl B. Wolf 1932-5-24 3642 Riverside 1/2 mi below Fish Hatchey; No. base of San Jacinto Mts., Snow Creek Canyon 548 Comment
  POM301821  Phacelia vallis-mortae James E. Cole 1942-5-10 953 Riverside Joshua Tree National Monument 1341 Comment
  UCR16672  Phalaris aquatica Frederick Neill 1977-5-28 52804 Riverside Santa Ana Mtns., 4.8 mi. up Skyline Dr. from Corona, near crest of mountains 854 Comment
  CAS-BOT-BC500349  Phalaris minor A. C. Sanders; Jim Malusa 2015-3-10 41380 Riverside Sonoran (Colorado) Desert: N end of Chocolate Mountains, eastern canyon atTabaseca Tank, US Navy Chocolate Mts Aerial Gunnery Range 610 Comment
  SEINET10389802  Phalaris minor A. C. Sanders, Jim Malusa 2015-3-10 41380 Riverside north end of Chocolate Mountains, eastern canyon at Tabaseca Tank, US Navy Chocolate Mountains Aerial Gunnery Range 611 Comment
  CAS-BOT-BC253559  Phleum alpinum Carl B. Wolf 1932-8-5 3956 Riverside 1st real, wet meadow on trail from Tahquitz Valley to San Jacinto Peak, San Jacinto Mountains 2743 Comment
  SD128015  Phleum alpinum Michael Curto 1989-8-6 599 Riverside San Jacinto Mts, Fuller Ridge Trail, at springy N headwaters of Fuller Mill Cr. 2695 Comment
  UC489279  Phleum alpinum C. V. Meyer 1928-7-26 538 Riverside Deer Springs San Jacinto Mt.; , Deer Springs 2743 Comment
  RSA615066  Phoenix dactylifera A. C. Sanders, P. J. MacKay, G. K. Helmkamp, J. D. Stewart, Colin L. Sanders 1994-12-4 15889 Riverside Colorado Desert, Salton Sink: Dos Palmas Spring and immediate vicinity., 33 deg 30.16 N, 115 deg 49.9 W -30 Comment
  RSA314453  Pholistoma membranaceum Robert F. Thorne, F. R. Fosberg, Charles C. Herbst, M. H. Sachet 1983-4-23 55455 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  OBI12435  Phoradendron californicum Lewis S. Rose 1966-12-11 66093 Riverside Palm Springs 152 Comment
  RSA189406  Phoradendron californicum L. S. Rose 1966-12-11 s.n. Riverside Palm Springs. 152 Comment
  RSA420764  Phoradendron californicum F. R. Fosberg 1932-3-13 8089 Riverside Thousand Palm Canyon, Coachella Valley Comment
  SBBG43589  Phoradendron californicum K. K. Muller 1957-4-13 801 Riverside 12 mi W of Desert Center Comment
  JOTR30780  Phoradendron densum La Doux, Tasha, Mike Bell, Katy Matthews 2007-4-4 1890 Riverside Joshua Tree National Park. Little San Bernardino Mountains: (Stop 7) Covington Flats near top of Smith Water Canyon 1365 Comment
  SEINET10689600  Phoradendron libocedri Karen M. Meyer, Andrew Townesmith; Tracy Scott 2007-3-16 Meyer 17 Riverside San Bernardino National Forest. Mix between oak chaparral and pine forest. Next to Lake Fulmor, 17 mi. S on Hwy 243 (off I-10). 1632 Comment
  RSA604716  Phoradendron macrophyllum Louis C. Wheeler 1961-10-8 7931 Riverside Temescal Valley: First big wash E of avocado mesa E of Wright Ranch. Comment
  RSA271146  Phoradendron villosum C. W. Tilforth, John Dourley, Walter Wisura 1978-3-10 1505 Riverside About 1/2 mi. east of El Cariso Forest Station along Ortega Hiway(74). Comment
  CAS-BOT-BC260906  Phragmites australis W. R. Dudley 1903-12-29 s.n. Riverside Palm Springs Comment
  UCD126791  Physalis crassifolia Steve Boyd; Tammy Morgan, Aydee Virgen, Sarah DeGroot, et al 2004-5-14 11216 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region: Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. Comment
  UCR151121  Physalis philadelphica Scott D. White 1998-10-13 7179 Riverside Peninsular Ranges/Santa Ana Mtns region, Corona, near Bedford Canyon; ''Joseph Canyon'' wash near a disused quarry. Site adjacent to housing tracts now under construction and proposed for same 366 Comment
  UCR5867  Physalis philadelphica O. F. Clarke 1966-10-2 661002- 21 Riverside Riverside, residential garden of O.F. Clarke, 1012 Spruce Street [now the site of an apartment complex, 2001] 305 Comment
  UCR22007  Picris echioides Steve Boyd 1980-9-8 342 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UC667392  Pinus monophylla Annie M. Alexander and Louise Kellogg 1941-5-21 2216 Riverside n slope Eagle Mountains; Colorado Desert, Eagle Mountains 1219 Comment
  SEINET13709411  Pinus ponderosa J. Adams, J. Adams (Botany) 1965-1 199 Riverside 1 Mi South Idyllwild 6000 Ft 1829 Comment
  SD227711  Pistacia atlantica A. C. Sanders, G. Helmkamp 1997-3-15 20004 Riverside Peninsular Range: Lake Skinner, cultivated at the Multiple Slpecies Reserve Headquarters, east of the lake. 473 Comment
  RSA709637  Plagiobothrys acanthocarpus A. C. Sanders, Guy Bruyea 2004-4-2 27448 Riverside Peninsular Range: Temescal Canyon, Serrano Highlands project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 305 Comment
  RSA656541  Plagiobothrys canescens A. C. Sanders 2000-5-25 23422 Riverside Menifee Valley; S of Newport Rd., N of Holland Rd. and E of Bradley Rd., 2 miles due east of Railroad Canyon Lake 439 Comment
  UCR48486  Plagiobothrys canescens Steve Boyd 1986-3-3 1376 Riverside Perris Basin, Good Hope Valley, c. 5 mi. west of Perris; DePrad Street, 0.5 mi. east of Cowie Avenue. 488 Comment
  RSA0050590  Plagiobothrys collinus var. californicus A. C. Sanders 2013-3-27 40684 Riverside Penninsular Range: Alberhill, dirt track NE of new section of Nichols Rd. south of Lake St. 433 Comment
  RSA12923  Plagiobothrys collinus var. californicus C. B. Wolf 1935-4-7 6313 Riverside 2 mi. SW of Perris. 427 Comment
  UCR250909  Plagiobothrys collinus var. californicus A. C. Sanders 2014-4-18 41025 Riverside Peninsular Range, Temescal Canyon, hills along De Palma Rd. between Indian Truck Trail and Horsethief Canyon roads, c. 100 m south of I-15 401 Comment
  SD6744  Plagiobothrys collinus var. fulvescens Daniel Cleveland 1882-5-3 Riverside San Jacinto Plains Comment
  SDSU13955  Plagiobothrys collinus var. fulvescens Michael G. Simpson, C. Luke, T. Sagar, S. Johnston, T. Duffy 2000-4-30 2092 Riverside Remote southeastern region of Santa Margarita Ecological Reserve (SDSU). 671 Comment
  SD255121  Plagiobothrys jonesii Duncan S. Bell, Amanda Turek 2010-4-9 759 Riverside East side of the Arica Mountains, near the center of the range; approx. 1.75 air mile west of Priest Well. 438 Comment
  UC473483  Plagiobothrys leptocladus John Thomas Howell 1930-5-10 4776 Riverside March Field Comment
  UCR75332  Plantago elongata A. C. Sanders 1993-5-12 14008 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
  RSA586497  Plantago erecta D. L. Banks, S. D. Boyd 1995-5-9 328 Riverside NW Palomar Mountains; Agua Tibia Mountains; N of the Cleveland National Forest and the Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. 732 Comment
  SD4886  Plantago erecta Fidella G. Woodcock 1928-4-27 Riverside Palm Springs; base of San Jacinto Mountain Comment
  UCR113136  Plantago erecta A. C. Sanders 1998-3-11 21674 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, north of Diamond Valley, near high water line of reservoir under construction 518 Comment
  UC1608277  Plantago lanceolata Steve Boyd and Tim Ross 1992-5-5 7262 Riverside nw of Oak Flats (along Verdugo Trail, between junctions with Bluewater and Lucas Canyon Trails); Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar 762 Comment
  JEPS7184  Plantago ovata Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1952-4-2 3604 Riverside off Palms Canyon, at mouth of Andreas Canyon, lower slopes of Mount San Jacinto Mount San Jacinto, Andreas Canyon Comment
  SEINET12616463  Plantago ovata Jim Andre, T. La Doux 2010-2-28 12553 Riverside Lower Colorado River Valley; along Hwy 95 c. 25 miles north of Blythe, on east side of Big Maria Mountains, under radio tower 83 Comment
  SEINET3090950 Image available Plantago ovata O. F. Clarke 1973-4-1 Riverside Sonoran Desert, alluvial fan at S entrance to Joshua Tree National Monument, below Cottonwood Springs. Comment
  UC1595788  Plantago ovata W. Wisura, J. Dolan, and M. Wall 1992-3-24 4626 Riverside 7.7 mi ne Mecca (on Box Canyon Rd) Comment
  UCR10198  Plantago ovata N. R. Zabriskie 1969-4-27 209 Riverside Sonoran (Colorado) Desert, Andreas Canyon near Palm Springs 457 Comment
  UCR90168  Plantago ovata R. W. Scora 1966-4-1 3030 Riverside Sonoran (Colorado) Desert, Coachella Valley, 3-4 km east of Thousand Palms on Ramon Road; near Hidden Spring Oasis 60 Comment
  POM68906  Plantago ovata var. fastigiata Marcus E. Jones 1903-5-10 s.n. Riverside Palm Springs. 61 Comment
  RSA402277  Plantago ovata var. fastigiata A. N. Dunn 1932-3-26 s.n. Riverside Coachella Comment
Read comments May 24 2012
  CHSC108890  Plantago patagonica Orlando Mistretta; D Bell, J England, J Hall, C McDonald, L Reccia 2010-4-13 4987 Riverside Transverse Ranges; San Bernardino Mountains region: 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. 750 Comment
  UCR24901  Platanthera dilatata var. leucostachys A. C. Sanders 1980-7-22 1716 Riverside Peninsular Range; San Jacinto Mtns., Drainage of the N fork of the San Jacinto River, along Forest Service Road 4S02, c. 0.1 mi south of Dark Canyon campground and c. 2.5 - 3 mi north of Pine Cove 1768 Comment
  CLARK-A1528-690  Platystemon californicus Annette Price 1962-5-1 O 57 Riverside Santa Ana Mountains 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
  UC511117  Platystemon californicus Lyman Benson 1932-3-26 3162 Riverside 3 mi n Temecula (San Jacinto Mt. Range); San Jacinto Mt. Range 457 Comment
  UCR193291  Plectritis ciliosa A. C. Sanders, Tim Thomas 2008-6-20 35540 Riverside Peninsular Range; San Jacinto Mtns., May Valley near Fleming Ranch, north of Bonita Vista Rd. and east of Herkey Creek 1550 Comment
  POM192667  Pleuraphis rigida Marcus E. Jones 1929-9-16 24755 Riverside East of Desert Center. Comment
  RSA776908  Pleuraphis rigida Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-5 960 Riverside Blythe-Rice Road, East/Northeast of Arica Mountains on Blythe-Rice Road, about 1 mile south of railroad crossing 243 Comment
  RSA779690  Pleuraphis rigida Duncan S. Bell 2010-4-2 701 Riverside Arica Mountains: along jagged ridgeline of mountain range; in the Palen/McCoy wilderness., Collecting on a sand ramp located just below the ridgeline on the eastern side that was trapped between the ridgeline and the steep narrow rocky canyons below it. 595 Comment
  UCSB26331  Pleuraphis rigida Joseph Keefe 1967-3-23 1615 Riverside Collected 3.8 mi N, along 29 Palms Highway, in the Morongo Valley Mission Creek Road - 29 Palms Highway and Mission Creek Road 777 Comment
  HSC66547  Pleurocoronis pluriseta Christopher Davidson 1979-4-4 7706 Riverside Orocopia Mountains, Box Canyon on Box Canyon Rd., 5.9 miles E of Mecca. 305 Comment
  RSA472091  Pleurocoronis pluriseta N. R. Zabriskie, Walter M. Zabriskie 1972-12-30 555 Riverside Callaway Canyon, Palm Canyon, E slope San Jacinto Mts. 244 Comment
  CAS-BOT-BC247395  Poa pratensis F. A. Blake 1901-6-2 s.n. Riverside Reyneta Comment
  UC71021  Poa pratensis subsp. pratensis F. A. Blake 1901-6-2 Riverside Rayneta [Idyllwild] Comment
Read comments May 26 2013
  UCR213466  Poa secunda A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37833 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, ridge west of dirt extension of Lake St., 0.9 mi. north (358 deg. ) of intersection of I-15 and Lake St. 488 Comment
  SJSU11304  Poa secunda subsp. juncifolia S. H. Casey 1981-4-15 1197 Riverside Jumbo Rocks, Joshua Tree National Monument Comment
  SEINET4560318  Polemoniaceae Duncan S. Bell 2009-1 238 Riverside Arica Mountains; northeast of range, approximately 2.25 air miles southwest of the ghost town of Rice 224 Comment
  UCR270760  Polygala cornuta subsp. fishiae T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8366 Riverside Santa Ana Mountains, unnamed west-east trending canyon south of Mabey Canyon and north of Tin Mine Canyon, c. 0.6 mi west of the end of West Foothill Parkway 424 Comment
  UCR189814  Polygala cornuta var. fishiae Theresa Johnson 2007-5-2 332 Riverside Peninsular Range, Santa Ana Mountains, Santa Rosa Plateau. Near Mesa de Burro Comment
  UCR85588  Polygonum argyrocoleon Julie A. Greene, Steve Boyd, D. E. Bramlet, Hilda Flores, H. Ochoterana 1993-7-9 1425 Riverside San Jacinto Valley, San Jacinto Wildlife Area. south of Visitor center, by waterfowl kiosk, east of Davis Road. 433 Comment
  UC582926  Polygonum hydropiperoides Philip A. Munz 1935-10-21 14652 Riverside below Rincon; Santa Ana River Comment
  UCR282411  Polygonum lapathifolium Mitch Provance 2009-7-1 709- 07 Riverside Badlands of Western Riverside County, San Timoteo Canyon, just south of San Timoteo Canyon Rd. along paved access road to the El Casco Substation 616 Comment
  UCR2720  Polypogon australis F. M. Reed 1906-5-5 973 Riverside San Bernardino Valley/Upper Santa Ana River region, Riverside, Terraces Ranch [547 Chicago Ave., near Arroyo Tequesquite] 305 Comment
  RSA612696  Polypogon maritimus D. L. Banks 1997-3-29 1602 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north the Riverside / San Diego County line border;, west of the intersection of Magee Truck Trail and Moreno Road including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  RSA129716  Polypogon viridis H. S. Yates 1937-6-27 6705 Riverside Near Relief Hot Spring. 457 Comment
  UCR230922  Populus fremontii T. B. Salvato, Richard Camacho 2011-6-12 5474 Riverside Peninsular Range, Temescal Canyon, N/S trending wash that extends from Temescal Canyon Road near the west end of Lee (Corona) Lake, south under the Hwy 15 overpass about 0.25 miles 372 Comment
  SEINET10965416  Populus fremontii David B. Dunn 1947-9-21 Dunn 3514 Riverside Pushawalla canyon. Seedlings growing in the wet sand. Comment
  UCR197058  Populus nigra A. C. Sanders, D. L. Sanders 2008-9-27 36107 Riverside San Bernardino Valley Region, Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 165 Comment
  JOTR32158  Porophyllum gracile La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2311 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  RSA506841  Porophyllum gracile Steve Boyd 1985-7-23 s.n. Riverside De Luz Rd., 3.5 mi west of jtn with Tenaja Trail. Comment
  RSA793473  Portulaca oleracea Duncan S. Bell 2012-9-13 4194 Riverside Rice Valley; east side of the Arica Mountains; approximately 6 air miles southeast of the ghost town of Rice and approximately 5.5 air miles east of Priests Well. 202 Comment
  UC489190  Potamogeton diversifolius C. V. Meyer 1928-7-27 567 Riverside Hidden Lake; San Jacinto Mountains 2651 Comment
  RSA234093  Potamogeton pusillus Robert F. Thorne, E. Lathrop 1969-6-6 39322 Riverside Santa Rosa Plateau: Rancho California, Mesa de Colorado; deeper water up to 1 m behind the dam at S end of vernal marsh 625 Comment
  RSA500203  Potamogeton pusillus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3542 Riverside Vail Lake area, pond and freshwater marsh in Kolb Crk. just south of the lake. Comment
  UCR92705  Proboscidea parviflora var. hohokamiana A. C. Sanders, S. Hawkins 1996-4-24 18084 Riverside San Bernardino Mtns, Morongo Indian Reservation, SE edge of Burro Flats in vicinity of natural pond & bog 1159 Comment
  RSA628534  Prosopis glandulosa var. torreyana A. C. Sanders, T. Tennant, J. S. Ross 1998-8-20 22223 Riverside Morongo Indian Reservation, Lion Canyon. 671 Comment
  RSA792335  Prosopis juliflora var. torreyana Doris Bowers 1972-10-14 1939 Riverside Rancho Calif., NW of SBCM Dig 396 Comment
  UC1713767  Prunus fasciculata S. B. and W. F. Parish 1197 Riverside Fls., Morongo, Mts. of Colorado Desert, April, Fr., Mts. of Mojave Desert, May, 1882 Comment
Read comments Feb 16 2013
  RSA229798  Prunus fremontii Philip A. Munz 1937-5-30 15133 Riverside Dos Palmos Spring, north end of Santa Rosa Mountains. 1098 Comment
  UC861037  Prunus fremontii Ivan Johnston Apr 4 1917-Apr 6 1917 1101 Riverside Colorado Desert, Palm Canyon Palm Canyon; Colorado Desert, Palm Canyon 304 Comment
  RSA263753  Prunus ilicifolia E. W. Lathrop 1969-5-8 7007 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  RSA717590  Prunus ilicifolia A. C. Sanders 2004-5-12 27894 Riverside Elsinore Basin Region: Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek. 378 Comment
  SD137634  Prunus ilicifolia subsp. ilicifolia Darin L. Banks, Peter Morrell 1995-5-4 298 Riverside Cleveland National Forest, Agua Tibia Wilderness area. N slope of Agua Tibia Mtn., E of the Drip[ping Springs Alcove Area, along the Woodchuck Trail 548 Comment
  CLARK-A1528-4851  Psathyrotes ramosissima John C. Roos 1947-2-1 3227 Riverside Painted Canyon Comment
  OBI35673  Psathyrotes ramosissima Louis B. Ziegler 1977-4-12 561 Riverside Near Desert Hot Springs 381 Comment
  SBBG44957  Psathyrotes ramosissima E. Braunton 1940-4-3 2013 Riverside Berdoo Cyn, 20 mi E of Indio 304 Comment
  SEINET2054372 Image available Psathyrotes ramosissima W. H. Earle 1974-12-8 Riverside Haywood Rd. north of Rt. 60. Comment
Read comments Aug 25 2013
  UCR128938  Psathyrotes ramosissima Chris E. True, K. Flemming 2003-9-26 s.n. Riverside Sonoran (Colorado) Desert, Canyon Spring, Orocopia Mtns. 372 Comment
  RSA559456  Pseudognaphalium biolettii Steve Boyd 1992-5-4 7211 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero 732 Comment
  UC485715  Pseudognaphalium biolettii Robinson and Crocker 1916-3-29 570 Riverside near Murietta; Santa Ana Mts. Comment
  UCR136267  Pseudognaphalium biolettii A. C. Sanders 2004-4-20 27549 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  UCR265597  Pseudognaphalium luteoalbum Jordan Zylstra 2014-3-18 14008 Riverside San Jacinto Mountains, Apple Canyon, west of Apple Canyon Road 1453 Comment
  UCR241408  Psilocarphus brevissimus T. B. Salvato, Matt Malle, Tom Sullivan 2013-3-27 7444 Riverside Perris-Aguanga Basin, Menifee, vacant lot north of Newcomb Substation, at southwest corner of Lazy Creek Road and Murrieta Road 432 Comment
  CAS-BOT-BC361784  Psilocarphus brevissimus var. brevissimus Robert F. Thorne; P. A. Munz; L. Lathrop 1968-5-8 37579 Riverside Santa Rosa Plateau: on Mesa de Colorado, Rancho California 670 Comment
  RSA735067  Psorothamnus arborescens var. simplicifolius Scott D. White, Angelia Carey 2004-6-4 10479 -A Riverside San Jacinto Mountain foothills: San Jacinto River wash and adjacent alluv. benches, near Indian Creek confluence. 503 Comment
  UC168707  Psorothamnus arborescens var. simplicifolius S. B. Parish 1907-4-23 6108 Riverside Palm Springs , Palm Springs (Colorado Desert) Comment
  UC667322  Psorothamnus arborescens var. simplicifolius Annie M. Alexander and Louise Kellogg 1941-5-22 2217 Riverside 1.5 mi n Cottonwood Spring (Eagle Mountains, Colorado Desert); Colorado Desert, Eagle Mountains, n of Cottonwood Spring 975 Comment
  UCR131535  Psorothamnus arborescens var. simplicifolius Jennie Phui 1998-5-30 026 Riverside San Bernardino Mtns./San Gorgonio Pass, Morongo Indian Reservation, mouth of Lion Canyon, 0.5-2 miles up Lion Canyon road north of I-10 Fwy 549 Comment
  CAS-BOT-BC353646  Psorothamnus emoryi Louis C. Wheeler 1931-11-26 392 Riverside 2 miles SE of Salton Bench Mark, Colorado Desert -67 Comment
  RSA450120  Psorothamnus emoryi J. C. Roos 1966-5-2 s.n. Riverside Palm Springs. Comment
  RSA91372  Psorothamnus emoryi F. W. Peirson 1924-12-30 5417 Riverside Thousand-Palms Canyon, Colorado Desert 122 Comment
  RSA91374  Psorothamnus emoryi F. W. Peirson 1921-4-12 571 Riverside Near Indian Wells. Comment
  UCR279354  Psorothamnus polydenius A. C. Sanders, Jim Malusa 2017-3-23 42911 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 2.3 miles east of Iris Pass 787 Comment
  HSC47590  Psorothamnus schottii Richard Spjut 1978-5-10 5038 Riverside Colorado Desert: N face of Chuckawalla Mts., 2.7 mi. S of Desert Center 335 Comment
  UC159350  Psorothamnus schottii E. E. Schellenger 1911-4-24 Riverside Colorado Desert, South of Palm Springs Comment
  CAS-BOT-BC340950  Psorothamnus spinosus S. B. Parish 1912-6-28 8107 Riverside Painted Canon [Canyon] near Mecca Comment
  SD37842  Psorothamnus spinosus Jack Rempel 1931-4-11 Riverside Colorado Desert Comment
Read comments Jul 11 2010
  UCD84489  Psorothamnus spinosus Chuck Hughes 2010-6-15 150 Riverside About 70 feet north of Highway 62, between the highway and railroad tracks. Tree is barely inside San Bernardino County boundary by less than 30 feet. 285 Comment
  SEINET13373578 Image available Psorothamnus spinosus Leila M. Shultz, John S. Shultz 1985-1 8281 Riverside Gravel benches on north side of the Chuckawalla Mountains 183 Comment
  SD229011  Pteridium aquilinum Dick Schwenkmeyer 2012-8-28 817 Riverside Fuller's Mill camp, 2.6 mi. east of intersection of highway 243 and Fuller's Mill road, 7.5 miles north of Idyllwild. 1799 Comment
  UCR35298  Pteridium aquilinum var. pubescens L. B. Ziegler 1970-5-20 404 Riverside San Jacinto Mtns, North Fork of the San Jacinto River (Dark Canyon). 1677 Comment
  CAS-BOT-BC421260  Pterostegia drymarioides 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
  RSA678222  Pterostegia drymarioides Valerie L. Soza, J. Mark Porter, G. D. Wallace 2001-4-2 1091 Riverside Big Morongo Wash. 473 Comment
  RSA484521  Puccinellia nuttalliana Anstruther Davidson 1904-5-1 1102 Riverside Palm Springs. Comment
  UCR239864  Pyrola picta O. F. Clarke 2007-7-26 s.n. Riverside Peninsular Range; San Jacinto Mtns., James Reserve 1646 Comment
  RSA39351  Quercus P. A. Munz 1946-10-21 11591 Riverside Live Oak Tank, Joshua Tree National Monument. 1220 Comment
  RSA751250  Quercus X morehus A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35609 Riverside May Valley c. 1.0 mi SW of Fleming Ranch, along dirt track 1555 Comment
  RSA356897  Quercus X munzii Robert F. Thorne 1968-01 41666 Riverside Live Oak Tank, Joshua tree National Monument Comment
  RSA477085  Quercus agrifolia Mark Morris 1929-3-17 14899 Riverside Palm Canyon. Comment
  SD137747  Quercus agrifolia Darin L. Banks, Steve Boyd 1995-10-26 833 Riverside Agua Tibia Wilderness Area, along the Woodchuck Trail, south of the first grassland. 712 Comment
  UCR94267  Quercus agrifolia Scott D. White 1996-4-14 3914 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
  SD187417  Quercus agrifolia var. oxyadenia R. E. Riefner Jr. 2005-8-7 05 594 Riverside San Jacinto Mountains, San Bernardino National Forest, 0.7 miles west of Santa Rosa Mountain Rd. on SR 74 near Vandventer Flat 1367 Comment
  UCR158908  Quercus agrifolia var. oxyadenia A. C. Sanders, R. E. Riefner Jr. 2005-8-12 31562 Riverside San Jacinto Mtns., Valley Hi County Park (closed) off Hwy 243 and Twin Pines Rd. at McMullen Flat 1189 Comment
  SDSU13905  Quercus berberidifolia Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2130 Riverside Santa Margarita Ecological Reserve (SDSU), southeast region, El Valle meadow. 648 Comment
  SDSU13915  Quercus berberidifolia Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2148 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, northern end of northern most (narrow) deer grass meadow. 646 Comment
  UCD45468  Quercus chrysolepis Prof. Metcalf 1919-7-1 Riverside San Jacinto Mts, Riverside County, California. Comment
  UCR101421  Quercus chrysolepis A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22213 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Middle Branch of Millard Canyon 1341 Comment
  RSA503826  Quercus cornelius-mulleri E. Crow 1928-11-12 45 Riverside Morongo Valley, Colorado Desert. Comment
  UCSB26654  Quercus cornelius-mulleri Wilken, Dieter 1969-5-9 Riverside Hidden Valley Campground, Lost Horse Valley, 14 miles south of Joshua Tree, Joshua Tree National Monument Comment
  RSA180340  Quercus engelmannii E. W. Lathrop 1965-3-29 5607 Riverside 12 miles west of Murrieta-Tenaja Range Comment
  SD129201  Quercus engelmannii B. Pitzer 1988-6-8 1046 Riverside Rancho California area, avocado grove south of Avenida del Oro, just past Calle Capistrano Comment
  RSA0022626  Quercus engelmannii Robert F. Thorne, Earl W. Lathrop, M. Z. Thorne 1985-4-26 s.n. Riverside Santa Rosa Plateau: NE edge of Mesa de Colorado Comment
  RSA652367  Quercus kelloggii William Gilbert 1969-5-24 s.n. Riverside Between Banning and Idyllwild 1524 Comment
Read comments Aug 17 2011
  SDSU21246  Quercus turbinella S. H. Bullock 1972-5-25 273 Riverside Riverside County Hwy 74. Pinyon flat. 1227 Comment
  RSA125969  Quercus wislizeni var. frutescens E. K. Balls, P. C. Everett 1957-11-4 22749 Riverside Snow Creek near old Fish Hatchery, north base San Jacinto Mountains. 701 Comment
Read comments Jun 13 2008
  RSA296120  Quercus wislizeni var. frutescens Barry A. Prigge 1980-8-11 3896 Riverside San Bernardino Mts, White Canyon: 3.2 miles upstream from trout farm. 963 Comment
  RSA519261  Rafinesquia californica Ed LaRue 1989-5-8 s.n. Riverside Mockingbird Canyon area, S of Van Buren Blvd and ca 1/2 mi (airline) E of Mockingbird Canyon Road. Comment
  SDSU18653  Rafinesquia californica C. Matt Guilliams, Jeannine Ross 2008-3-12 525 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. Collections near the Dudleya multicaulis restoration site. 388 Comment
  UCR123863  Rafinesquia californica Steven R. Hill 2001-5-3 33678 Riverside San Jacinto Mtns., NE-facing slopes of Mt. San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, c. 3.8 mi west of Calif. Hwy 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area 793 Comment
  RSA770436  Rafinesquia neomexicana Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4568 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SBBG67864  Rafinesquia neomexicana M. N. Ackley 1928-4-4 Riverside near Edom 64 Comment
  SEINET13717527  Ranunculus aquatilis Unknown 1969-5-15 3226 Riverside 6 miles W. of Murrieta on Santa Rosa Plateau at Tenaja Lake; ca. 2 mi. E. of Tenaja Forest Station Comment
  RSA357768  Ranunculus aquatilis var. capillaceus Robert F. Thorne 1973-5-23 43839 Riverside Santa Rosa Plateau:; N side of Mesa de Colorado. 610 Comment
  RSA198929  Ranunculus californicus Robert F. Thorne, P. A. Munz, E. W. Lathrop 1968-5-8 37588 Riverside Santa Rosa Plateau: on Mesa de Colorado, Rancho California. 671 Comment
  POM12901  Ranunculus cymbalaria var. saximontanus P. A. Munz 1922-6-30 5897 Riverside Santa Rosa Mts.: Santa Rosa. 1982 Comment
  UCR109636  Ranunculus cymbalaria var. saximontanus T. W. Fisher 1964-7-22 s.n. Riverside San Jacinto Mtns., Lake Hemet in main feeder stream 1311 Comment
  RSA0021855  Ranunculus eschscholtzii var. oxynotus P. A. Munz 1922-7-7 6042 Riverside San Jacinto Peak, near the summit. 3287 Comment
  RSA667022  Ranunculus hebecarpus Scott D. White, Dave Bramlet 1999-4-22 7233 Riverside Lake Skinner area: Ridgetop, north-, west-, and northwest facing slopes of Bachelor Mtn. 549 Comment
  SBBG128811  Ranunculus muricatus O. F. Clarke 2010-4-16 Riverside O.F.Clarke residence, 266 Frost Court, Riverside, E edge of UCR campus 351 Comment
  UCR207340  Ranunculus muricatus O. F. Clarke 2004-3-22 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  RSA0049510  Raphanus sativus Margaret Murphy 1983-5-1 0017 -B Riverside Dry riverwash located in the north section of parcel 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead. Comment
  UCR169393  Rhamnus californica subsp. ursina T. B. Salvato, John F. Green 2004-5-27 597 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
  RSA314404  Rhamnus ilicifolia Robert F. Thorne, Kay Wright, R. K. Benjamin 1982-10-8 55387 Riverside Side canyon on W side of Whitewater Cyn, ca. 3.3 mi. N of Whitewater Post Office. 595 Comment
  UCR120923  Rhus aromatica A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24925 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  RSA543126  Rhus integrifolia Steve Boyd 1991-3-17 5472 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  UCR182998  Rhus integrifolia Mitch Provance 2003-5-5 4424 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  LA62860  Rhus ovata Victor Duran; 1933-7-3 3498 Riverside SANTA ROSA MOUNTAINS, 2 mi E of Pinyon Flat. 1066 Comment
  POM280874  Rhus ovata Henry J. Ramsey, Henry J. Ramsey 1940-3-15 s.n. Riverside Aguanga. (north of Riverside Co.) Comment
  SDSU13626  Rhus ovata W. Miller, C. Mosse 1972-7-12 Riverside Comment
  UCR22015  Rhus ovata Steve Boyd 1980-9-16 354 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 625 Comment
  UC17948  Rhus trilobata H. M. Hall June, 1901 Riverside s slopes in vicinity of Chalk Hill; San Jacinto Mountains 1371 Comment
  SD2907  Rhus trilobata var. pilosissima Fidella G. Woodcock May 1922 Riverside Banning Comment
Read comments Mar 13 2011
  RSA698893  Ribes cereum J. R. Bruff 1934-7-5 s.n. Riverside [San Jacinto Mts.] 2439 Comment
  RSA518453  Ribes indecorum C. W. Tilforth 1977-3-6 1268 Riverside 0.3 miles E of El Cariso Forest Station, W of Lake Elsinore, Hgwy 74 & Forestry Rd. 6S06. Comment
  UCR277935  Ribes indecorum Mitch Provance 2012-1-26 112- 04 Riverside Badlands of Western Riverside County, San Timoteo Canyon, El Casco area, 0.3 miles S of Fisherman's Retreat 695 Comment
  UCSB39052  Ribes malvaceum var. malvaceum Jorgensen, Jan 1982-1-19 Riverside 3 kilometers up highway 243 from interstate 10; Banning; San Jacinto Mountains Comment
  POM48327  Ribes malvaceum var. viridifolium E. C. Jaeger 1925-3-1 s.n. Riverside Snow Canyon, San Jacinto Mts. 457 Comment
  UC1608294  Ribes malvaceum var. viridifolium Steve Boyd, Tim Ross 1992-5-5 7237 Riverside e portions Oak Flats (along the Bluewater Trail); Southern Santa Ana Mts., San Mateo Canyon Wilderness Area 731 Comment
  UCSB2632  Ribes malvaceum var. viridifolium Keator, Glenn Riverside on Mt San Jacinto; on highway from Palm Desert to Riverside 914 Comment
  POM12115  Ribes nevadense Mary F. Spencer 1921-6-1 706 Riverside Idyllwild, San Jacinto Mountains 1616 Comment
  UC489157  Ribes nevadense C. V. Meyer June 1927 174 Riverside Dark Canyon San Jacinto Mts. 1828 Comment
  RSA759122  Ribes roezlii var. roezlii Robt. Allen, Richard Newell 2007-6-19 s.n. Riverside Santiago Peak, NE of the summit, near junction of N Main Divide Road and spur to the summit. 1706 Comment
  CLARK-A1528-837  Ribes speciosum Robert A. Clark 1966-3-19 2-31966 Riverside Corona Comment
  UCR189813  Romneya coulteri Andrea Salzman 2006-6-22 154 Riverside Peninsular Ranges, Santa Ana Mountains, Indian Truck Trail, 0.5 mi North of Indian Canyon 797 Comment
  UCR228820  Romneya coulteri A. C. Sanders 2011-4-26 39319 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon between Glen Eden and Horsethief Canyon 412 Comment
  RSA575833  Rorippa curvisiliqua Steve Boyd 1981-5-15 s.n. Riverside Gavilan Hills region, Temescal Canyon at the confluence of 'Estelle Creek' and Temescal Creek, just northwest of the entrenched meander of Temescal Creek at the western Base of Estelle Mountain 317 Comment
  CAS-BOT-BC147542  Rosa californica Jenkins; Street 1917-5-30 1951 Riverside San Jacinto [Canon] Canyon Comment
  UC64527  Rosa californica H. M. Hall 1897-6-4 588 Riverside Riverside Comment
  UCR199625  Rubus ursinus Scott D. White 2004-4-26 10260 Riverside San Jacinto Mountain Foothills, Soboba Indian Reservation, Indian Creek Watershed 671 Comment
  POM204506  Rumex crispus M. French Gilman 1934-7-8 s.n. Riverside San Jacinto Mountains Comment
  SEINET272344  Rumex hymenosepalus A. C. Sanders, G Helmkamp 1997-3-15 19958 Riverside Lake Skinner Area; NE of Skinner Lake in a tributary to Rawson Canyon along the dirt road. UTM 10km cell: MH-9E 1N. Sk 503 Comment
  UCR58459  Rumex maritimus George K. Helmkamp 1989-10-7 s.n. Riverside San Jacinto Mtns., Edge of Lake Hemet 1400 Comment
  RSA690941  Rumex salicifolius Scott D. White, Michael Honer 2003-5-27 9395 Riverside Gavilan Hills / Temescal Canyon: Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. Collected south and / or west of unnamed peak '2349.' 396 Comment
  RSA784662  Rumex salicifolius Anna Kostikova, Glenn Litsios, Sarah Burgy, Steve Boyd 2010-6-20 69 Riverside Margarite road further down to the valley after turn towards Robcar road Comment
  UCR125224  Rumex salicifolius Mitch Provance, Twoc Tran 1998-5-30 567 Riverside Jurupa Mountains, N end of 'Wilder's Canyon' (E fork of Pyrite Canyon), c. 0.25 miles SE of peak 1538. 351 Comment
  POM12801  Rumex salicifolius var. denticulatus P. A. Munz 1922-6-23 5777 Riverside Hemet Valley 1372 Comment
  UCR8209  Rumex salicifolius var. denticulatus B. Freeman 1969-6-27 690627- 5 Riverside San Jacinto Mtns., University of California James Reserve Trailfinders' Camp, near Lake Fulmor, on road from Banning to Idyllwild. Occurring north of lodge beside Indian Creek, and along creek nearest to gate, near Indian Creek Comment
  RSA502183  Rumex salicifolius var. mexicanus Steve Boyd, Tim S. Ross, Laurel Arsneth 1989-6-11 3709 Riverside Vail Lake area, sandy wash draining into Wilson Creek at E end of lake. Comment
  RSA44862  Ruta chalepensis J. C. Roos 1948-2-21 3771 Riverside Near spring with Baccharis wiminea and Emoryi, pass between Pigeon Pass and Reche Canyon. 457 Comment
  SD146118  Sagittaria latifolia A. C. Sanders, Mitch Provande, T. B. Salvato 2000-10-5 23720 Riverside Santa Ana River Valley: Hidden Valley Wildlife Area, ca I(c) mile west of park office, near Riverside between La Sierra and Norco 191 Comment
  JEPS62517  Salazaria mexicana Marjorie Clary 1931-4-4 5 Riverside Coachella Valley Devils' Canyon (slopes of Santa Rosa Mts., West Colorado Desert); West Colorado Desert, slopes of Santa Rosa Mts. Comment
  POM184543  Salazaria mexicana C. L. Hitchcock 1932-4-7 12204 Riverside Chuckwalla Mountains: Corn Springs. Comment
  SEINET2065953 Image available Salazaria mexicana A. C. Sanders, K. Rose 1995-4-5 16373 Riverside San Bernardino Mtns. Coachella Valley, alluvial slopes and foothills S of Mission Creek and E of Hwy 62. 520 Comment
  POM319272  Salix exigua Patricia Wilder 1972-2-18 5361 Riverside North side of Norco, along the Santa Ana River at the end of Pedley St. 229 Comment
  RSA698841  Salix exigua J. R. Bruff 1927-10-8 1 -F-2 Riverside Thousand Palms. Comment
  LA208646  Salix exigua var. hindsiana Carl Hedin; Joseph Ewan 1933-3-19 7677 Riverside Chino Creek near Prado (Rincon), below Corona [Area 7] Comment
  UCR167784  Salix gooddingii T. B. Salvato, Gregg Miller 2005-6-3 1359 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto River c. 2.5 mi SSW of Perris, 1.5 mi downstream of Goetz Road where the river leaves the Perris Plain and enters the hill area above Railroad Canyon 427 Comment
  RSA0038292  Salix hindsiana H. P. Bracelin 1932-4-12 600 Riverside East side of bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside. 240 Comment
  UCR154454  Salix lasiolepis A. C. Sanders, Mike Misenhelter 2005-6-15 30965 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
  UCR160884  Salix lucida subsp. lasiandra T. B. Salvato, Kelly Volansky 2004-11-17 113 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  POM13584  Salix lutea Philip A. Munz 1922-7-6 5980 Riverside San Jacinto Mountains: Tahquitz Valley. 2195 Comment
  RSA469682  Saltugilia splendens N. C. Cooper 1944-7-16 1560 Riverside San Jacinto Mountains, above Pine Cove. 2073 Comment
  RSA0014936  Saltugilia splendens subsp. splendens LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6152 Riverside Along road (5S24). End of Marion Ridge road, south of the community of Pine Cove. Ridge running south down to Idyllwild school of performing arts, west of Strawberry Valley. 1799 Comment
  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
  UC218132  Salvia apiana P. A. Munz 1922-7-3 5957 Riverside s slope Santa Rosa Mts. 1615 Comment
  RSA736954  Salvia carduacea Justin M. Wood, Scott D. White, Brandy Ulrich 2008-7-15 21 Riverside Aguanga Basin / San Jacinto Mountain foothills: W of Anza Valley, adjacent to Cave Rock Rd. Approx. 1/4 mile E of Cahuilla Indian Reservation. 1215 Comment
  POM10197  Salvia columbariae P. A. Munz 1921-4-30 4501 Riverside Pinyon Wells 1220 Comment
  RSA401491  Salvia columbariae Ora M. Clark 1929-2-22 1582 Riverside E. of Whitewater Comment
  UC1713566  Salvia columbariae Dr. D. P. Barrows before Aug., 1898 10 Riverside Cahuilla Indians Comment
Read comments Sep 23 2009
  UCR208348  Salvia columbariae O. F. Clarke 2004-3-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  UCR224449  Salvia columbariae Steve Boyd, Susan Jett 2008-3-20 11828 Riverside Peninsular Ranges; Santa Ana Mountains region, Eastern flank of the range along El Cariso Truck Trail ca. 0.5 mi north of Highway 74. (33 deg. 39'26"N, 117 deg. 24'25"W). 732 Comment
  UCR97491  Salvia columbariae A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19870 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  RSA295248  Salvia eremostachya N. R. Zabriskie, Walter Zabriskie 1972-3-30 503 Riverside below Pinyon Crest in Chapman s Rancheros area toward Dos Palmas Spring; northwest of Hwy 74 in Santa Rosa Mts. 1098 Comment
  JEPS16867  Salvia greatae Marjorie D. Clary 1938-4-17 2845 Riverside n of Salton Sea (Clemen's Well); Orocopia Mountains, Big Salt Creek Wash 243 Comment
  JOTR30209  Salvia leucophylla Vanderspek & Nolte 1964-4-17 s.n. Riverside Joshua Tree National Park. Comment
  UC1287000  Salvia mellifera C. L. Hitchcock 1966-3-16 24181 Riverside 0.25 mi w Aguanga Comment
  UCR155322  Salvia mellifera A. C. Sanders, Mike Misenhelter 2005-3-23 29250 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  UCR252232  Salvia mellifera Marissa Manahan 2011-5-13 s.n. Riverside Riverside, Andulka Park, Tequesquite Arroyo at Chicago Ave. 277 Comment
  UCSB41856  Salvia mellifera Weidert, E. 1970-5-22 Riverside Perris Hills Gavalin Canyon 365 Comment
  CSUSB699  Sambucus mexicana Conrad Bahre 1970-5-2 Riverside 16 miles east of Riverside along highway 60 in the Bad lands 761 Comment
  JEPS57289  Sambucus mexicana L. R. Heckard and R. C. Bacigalupi 1968-5-5 1805 Riverside 2.6 mi n Radec 548 Comment
  RSA562479  Sambucus mexicana Steve Boyd, Timothy S. Ross 1992-5-5 7257 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats along Serrano Spring drainage between Lucas Canyon Trail and junction of Bluewater and Verdugo Trails. 732 Comment
  UCR116779  Sambucus mexicana A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24168 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
  CAS-BOT-BC238856  Sambucus nigra subsp. caerulea A. C. Sanders 1997-5-1 20618 Riverside Lake Skinner area: old house site at gated road junction into Shipley Reserve area, ca. 1 km NE of Lake Skinner in mouth of Rawson Creek Canyon 457 Comment
  JEPS43078  Samolus parviflorus W. L. Jepson 1901-6-1 14581 Riverside Riverside, Journey from Riverside to Santa Rosa Peak and Palomar Riverside Comment
  UCR120962  Sanicula arguta A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23889 Riverside Perris-Aguanga Basin region, Temecula, along east side of pipeline NE of Long Canyon, west of San Diego Aqueduct 381 Comment
  UCR54655  Sanicula arguta B. G. Pitzer, E. Misquez 1988-2-28 0628 Riverside Santa Ana Mtns, Walker Basin, southwest of Murrieta, Avenida Del Oro, 2 mi south of Rancho California Road 428 Comment
  JEPS89259  Sanicula bipinnatifida Rimo Bacigalupi, and L. Heckard 1962-3-25 8386 Riverside just n Bedford Canyon (about 5 mi se of Corona, low rolling hills at e base of mts.); Santa Ana Mountains 304 Comment
  RSA781360  Sanicula bipinnatifida A. C. Sanders, T. B. Salvato 2011-4-1 38957 Riverside Lake Elsinore, off Baker St. NW of intersection with Bromley Ave., north of second house from intersection, 0.55 km NW of Hwy 74 404 Comment
  UCR117319  Sanicula bipinnatifida A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 728 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  RSA559416  Sanicula tuberosa Steve Boyd 1992-4-15 6863 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  UCR77589  Sanicula tuberosa Steve Boyd, Et al 1991-5-6 6137 Riverside Peninsular Range; Santa Ana Mountains, south side of Elsinore Peak 1067 Comment
  UCR129891  Sarcodes sanguinea N. C. Cooper 1944-6-17 1404 Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1829 Comment
  JOTR32907  Sarcostemma hirtellum Andre, Jim, Tasha La Doux 2009-3-10 11250 Riverside Joshua Tree National Park. South end of the Cottonwood Mountains, near Pinkham Wash just north of aquaduct just inside park boundary; approx. 7mi west of south entrance 541 Comment
  UC1329898  Sarcostemma hirtellum James E. Cole 1941-4-13 585 Riverside 0.5 mi. n. Meek's Cabin (Pinto Pass); Joshua Tree Nat'l Monument, Pinto Pass Comment
  UCR41841  Sarcostemma hirtellum A. C. Sanders, B. Pitzer, D. Charlton, R. & J. Kniffen, J. M. Stewart 1986-3-2 6066 Riverside Sonoran (Colorado) Desert, Graham Pass, between Chuckwalla Mtns & Little Chuckwalla Mtns. 503 Comment
  SD234790  Scandix pecten-veneris G. K. Helmkamp, E. A. Helmkamp 2008-3-22 13236 Riverside Sierra Nevada Mountains Foothills: along Mokelumne Vista Road at the junction with CA-49, just west of Mokelumne Hill village (Mokelumne Hill 7.5'Q) 479 Comment
  RSA561095  Schedonorus arundinaceus Steve Boyd, Timothy S. Ross, Dave Bramlet 1992-5-12 7338 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Tenaja Canyon. 366 Comment
  UCR4102  Schinus molle Ronald M. Cope 1965-2-20 s.n. Riverside Riverside, vicinity of Gage Canal & La Conte Drive. 275 Comment
  UCR90971  Schinus molle Scott D. White 1996-2-18 3810 Riverside Perris Basin, Double Butte, NW of Winchester, SE-facing slope of west butte and alluvial soil at base 490 Comment
  CHSC35471  Schismus barbatus James Henrickson 1973-3-18 8590 Riverside 16 (air) miles E of Temecula, 2.9 miles E of Aguanga along Hwy 71. 822 Comment
  SDSU13637  Schoenoplectus americanus W. Miller, C. Mosse 1972-7-11 Riverside Comment
  RSA544407  Scirpus acutus var. occidentalis Steve Boyd, Timothy S. Ross 1991-6-14 6375 Riverside Warm Springs Creek at NE end of Hogbacks ridge from Alamos Road S to confluence with Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Spings. Comment
  UCR264634  Scirpus microcarpus Mitch Provance 2012-6-19 196- 01 Riverside San Bernardino Valley, Santa Ana River Bottom, Tequesquite Creek and associated wetlands W of Rubidoux Ave 226 Comment
  UCSB46710  Scrophularia californica Reimer, Neil 1977-5-13 Riverside In Box Springs Mt. Park Comment
  POM9610  Scrophularia californica subsp. floribunda I. M. Johnston 1920-5-8 2264 Riverside Box Springs Grade Comment
  RSA739925  Scutellaria bolanderi subsp. austromontana A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35626 Riverside May Valley c. 1.0 mi. WSW of Fleming Ranch, along nameless tributary of Herkey Creek 1585 Comment
  LA30222  Scutellaria mexicana Harlan Lewis; 1957-4-3 sn Riverside Morongo Canyon Comment
  RSA247367  Scutellaria siphocampyloides Gary D. Wallace 1966-7-3 645 Riverside San Jacinto Mountain: Thomas Mountain, southeast of Idyllwild. Comment
  SD135263  Scutellaria siphocampyloides Craig Reiser, Dylan Hannon 1993-5-31 Riverside N side of Santa Rosa Peak Comment
  UCR24917  Scutellaria siphocampyloides A. C. Sanders 1980-7-18 1665 Riverside San Jacinto Mtns, Thomas Mountain; along a small dry creek in Spillway Canyon about 2 mi SW of Hwy 74 along Thomas Mountain Road 1463 Comment
  CLARK-A1045-866  Scutellaria tuberosa George K. Helmkamp 1978-6-1 #2 Riverside Santa Ana Mountains off of De Luz Road near [southeast of] Mesa de Burro; ; Murrieta 7.5'Q 487 Comment
  SDSU14015  Scutellaria tuberosa Michael G. Simpson, C. Luke, T. Sagar, S. Johnston, T. Duffy 2000-4-30 2100 Riverside Remote southeastern region of Santa Margarita Ecological Reserve (SDSU). 640 Comment
  UCR107782  Secale cereale D. L. Banks 1997-5-5 2026 Riverside Agua Tibia Mtns, NW Palomar Mtns: Pechanga Indian Reservation, north of casino, approximately 100 m south of the intersection of Pala Road and Wolf Valley Road 335 Comment
  HSC920  Selaginella bigelovii L. S. Rose 1966-12-14 66107 Riverside Chino Canyon, 3 mi. W of Palm Springs 671 Comment
  POM47174  Selaginella bigelovii Mary F. Spencer 1920-4-7 1468 Riverside Palm Canyon; Colorado Desert. 244 Comment
  RSA559463  Selaginella bigelovii Steve Boyd, T. S. Ross 1992-5-4 7204 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero 732 Comment
  UCD135974  Selaginella bigelovii Lewis S. Rose 1966-12-14 66107 Riverside Chino Canyon, 3 mi. W. of Palm Springs Desert. 670 Comment
  UCR135835  Selaginella bigelovii A. C. Sanders 2004-4-20 27538 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  UCR97495  Senecio californicus A. C. Sanders, Giles Waines, et al. 1997-3-12 19878 Riverside Peninsular Range, Lake Skinner area; lower Rawson Canyon, NE of the lake & SW of Black Mtn., along the road 518 Comment
  PASA949  Senecio monoensis Frank W. Peirson 1928-4-23 Riverside 2 1/2 miles below Cottonwood Spring Comment
  POM48355  Senecio triangularis P. A. Munz, I. M. Johnston 1924-7-27 8792 Riverside Deer Springs, San Jacinto Mountains. 2500 Comment
  JOTR34185  Senecio vulgaris La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 3235 Riverside Joshua Tree National Park. West of Queen Mountain, southern end of Wonderland of Rocks; Wonderland Wash, north of Mill Street Mine parking area. Active wash corridor with sandy bottom and surrounded by granitic outcrops and pediments; with heavy foot traffic (Stop 1) 1297 Comment
  RSA473114  Senecio vulgaris M. V. Hood 1945-3-26 s.n. Riverside Cottonwood Creek near Aguanga. Riverside and San Diego county line. 610 Comment
  SD137852  Senecio vulgaris Darin L. Banks 1995-3-15 54 Riverside Northwest Palomar Mountains, north face of Agua Tibia Mountain, Dorland Mountain area 687 Comment
Read comments Apr 28 2009
  SD143525  Senecio vulgaris W. L. Halvorson 1977-3-13 77 173 Riverside Rolling hills near Temecula Comment
  RSA517262  Senna obtusifolia Les Ede 1989-7-25 s.n. Riverside Blythe area. Comment
  RSA0031606  Sequoiadendron giganteum Rudolf Schmid, Mena Schmid 2009-5-1 2009 -1 Riverside NW. San Jacinto Mtns., ne. of HW 243 ca. 16 highway km nw. of Idyllwild, in the s. unit of the San Bernardino National Forest, on sw. flank of Black Mtn. Just left (as ascending) of Black Mountain Trail on slope by large trunk lying across trail, at the, head of Hall Canyon. 2036 Comment
  UCR59862  Sesamum orientale J. M. Stewart 1989-11-20 639 Riverside Western Colorado Desert, Interstate Hwy 10, east of Indian Avenue, North Palm Springs Comment
  UC465735  Sesuvium verrucosum J. E. Roadhouse Aug. 1905 505 Riverside California Ave. Riverside Comment
  SEINET10753960  Setaria geniculata Unknown 1987-5-10 Bogen 1 Riverside Along Van Buren Blvd. between bridge over Santa Ana River and sewer plant; disturbed area by roadside. Roadfill at edge of riparian. Comment
  LA205893  Sidalcea malviflora W. B. Welch; 1928-5-5 sn Riverside San Jacinto Mountains, Idyllwild Comment
  RSA433907  Sidalcea malviflora subsp. sparsifolia Ora M. Clark 1929-3-2 1639 Riverside Near Elsinore. Comment
  RSA673496  Sidalcea malviflora subsp. sparsifolia Scott D. White, Sandy Leatherman 2000-4-19 7662 Riverside Santa Ana Mountains/Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east-and north-facing slopes. 640 Comment
  RSA0028792  Sidalcea malviflora subsp. sparsifolia N. C. Cooper 1944-5-20 1240 Riverside Palms to Pines Highway. 1433 Comment
  CAS-BOT-BC109422  Sidotheca emarginata E. A. McGregor 1941-6-12 32 Riverside Santa Rosa Mountain. Comment
  CAS-BOT-BC434394  Sidotheca trilobata A. C. Sanders; Mitch Provance 2008-7-11 35762 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
  RSA650131  Silene gallica Marion P. Harthill 1976-5-6 s.n. Riverside Cleveland National Forest. 609 Comment
  UCR90346  Silene gallica Scott D. White 1995-6-30 3432 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  UCR48504  Silybum marianum Steve Boyd 1986-4-22 1726 Riverside Temescal Canyon, Walker Canyon area, where Temescal Creek (=Alberhill Creek) flows between Alberhill Mountain and Gavilan Hills 427 Comment
  CAS-BOT-BC202955  Simmondsia chinensis Peter H. Raven 1958-2-15 11582 Riverside Chuckwalla Mountains, in wash below Corn Springs Comment
  RSA76934  Simmondsia chinensis F. W. Peirson 1919-4-13 2049 Riverside Murray Canyon, Palm Springs Region. 457 Comment
  SD229297  Simmondsia chinensis Dick Schwenkmeyer 2013-6-11 922 Riverside Carrizo Creek camp, approx. 1.5 north of highway 74 and Royal Carrizo Road intersection. 890 Comment
  SDSU11069  Simmondsia chinensis A. H. Gallup 1949-3-28 354 Riverside Palms to Pines Hwy. Above Desert Center. San Jacinto Mts. 762 Comment
Read comments Apr 5 2011
  UC1444525  Simmondsia chinensis Rudolf Schmid 1973-4-14 1973 -1 Riverside Cholla Cactus Garden Joshua Tree National Monument; , Cholla Cactus Garden Comment
  UC774611  Simmondsia chinensis P. C. Everett 1939-7-7 9524 Riverside on road to Hemet mi n Temecula-Aguanga Rd. 762 Comment
  UCSB27089  Simmondsia chinensis Wilken, Dieter 1970-6-5 Riverside 3.2 miles east of Aguanga on road between Aguanga and Paradise Valley. Comment
  CLARK-A1045-84  Sisymbrium altissimum George K. Helmkamp 1978-4-27 Riverside San Jacinto Mountains .5 mile [north northwest] from CA Highway 74; Hemet 15'Q Comment
  RSA716398  Sisymbrium altissimum Scott D. White, Angelia Carey 2004-4-5 9996 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment