Search Results — 2000 specimen records retrieved (1881 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  OBI2989  Abronia villosa Lewis S. Rose 1967-12-20 67184 Riverside 6 mi SE of Thousand Palms 9 Comment
  SBBG69828  Abronia villosa M. N. Ackley 1929-5-19 687 Riverside Hemet 484 Comment
  SD204919  Abronia villosa Sarah J. De Groot, J. Mark Porter 2006-3-14 5203 Riverside North foot of San Jacinto Mountains, between Snow Creek Road and Highway 111. 351 Comment
  SEINET3134333  Abronia villosa N. H. Holmgren, R. E. Kern 1973-3-22 6458 Riverside Rice Valley, 7 mi SSW of Rice 274 Comment
  POM229027  Abronia villosa var. aurita P. A. Munz 1937-3-31 15113 Riverside Head of Coyote Canyon. 1006 Comment
  SD187438  Abronia villosa var. aurita R. E. Riefner Jr. 2007-5-19 07 210 Riverside Temecula, Temecula Canyon, Santa Margarita River, ca. 1.5 miles west of I-15 Fwy. and 1.0 mile west of Murrieta Creek 298 Comment
  UCR268585  Abronia villosa var. aurita Jim Andre 2012-6-15 30546 Riverside San Jacinto Mountains, west slopes of range along Poppet Flat Road, Poppet Creek canyon, 3.2 miles west of Hwy 243 1022 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
  UCR94063  Acacia greggii Scott D. White, D. Haselfeld 1996-7-2 4272 Riverside San Jacinto/Santa Rosa Mtns, Pinyon Flat area, north of Hwy 74, c. 10 road mi east of junction with Hwy 371, west-facing slope of Sugarloaf Mountain and adjacent valley 1402 Comment
  RSA623995  Acacia greggii var. arizonica E. C. Jaeger 1921-10-9 286 Riverside Little Palm Canyon. 366 Comment
  CDA3976  Acacia redolens A. C. Sanders, T. B. Salvato 2001-3-3 23856 Riverside Perris-Aguanga Basin region; Temecula, Long Canyon west of Del Rey Rd., along bottom of canyon W of junction of Av. Pina Colada Comment
  UCR9834  Acamptopappus sphaerocephalus K. S. Gill 1965-4-17 s.n. Riverside San Bernardino Mtns./ Sonoran (Colorado) Desert, Whitewater Canyon, 4 miles north of Hwy 60 610 Comment
  RSA20309  Acamptopappus sphaerocephalus var. sphaerocephalus Roxana S. Ferris, Ruth P. Rossbach 1938-5-15 9539 Riverside 2 Miles from Cottonwood Springs, Cottonwood Mts. Comment
  UC472686  Achnatherum coronatum M. F. Spencer 1921-4-19 Riverside Banning San Bernardino Mts. Comment
Read comments
Mar 13 2011
  RSA651621  Achnatherum speciosum Tom Griggs 1968-5-4 s.n. Riverside Palms to Pines Hwy. Comment
  RSA700957  Achnatherum speciosum Gary D. Wallace 1982-5-15 1998 Riverside Palms to Pines Highway, 7 level hill. Comment
  UCR116304  Achyronychia cooperi B. G. Pitzer 1998-2-1 3431 Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake, alluvial fan on north side of lakebed, from paved road down to lakebed 427 Comment
  SD51943  Acmispon americanus Reid Moran 1962-7-7 9865 Riverside Strawberry Creek, 2.0 miles southwest of Idyllwild, San Jacinto Mountains. 1550 Comment
  CAS-BOT-BC204874  Acmispon argyraeus var. argyraeus H. M. Hall 1897-8-1 s.n. Riverside Sta [Santa] Rosa Mt 25 m. S. of Palm Springs Comment
  SBBG51126  Acmispon micranthus N. R. Zabriskie, W. Zabriskie 1973-4-3 609 a Riverside top of Poorwill Cyn, Andreas Cyn area 426 Comment
  SD73624  Acmispon rigidus Helen V. Witham 1970-4-29 824 Riverside 22 miles east of Lake Hemet. 1299 Comment
  RSA0110193  Acmispon strigosus Duncan S. Bell, Amanda Turek 2010-4-9 786 Riverside East side of the Arica Mountains, near the center of the range; approx. 1.75 air mile west of Priest Well. 485 Comment
  SD44851  Acmispon strigosus Darley F. Howe 1952-4-6 2178 Riverside 12 miles east of Mecca Comment
  UCR93818  Acourtia microcephala P. J. MacKay 1996-6-15 001 Riverside Reche Cyn., 2.5-3 mi. south of S. B. county line on Reche Cyn. Rd. 580 Comment
  SEINET5807513 Image available Actinolepis multicaulis Marcus E. Jones 1882-1 3173 Riverside San Jacinto Comment
  CAS-BOT-BC22560  Adenophyllum porophylloides P. A. Munz; L. F. Street 1919-5-7 2732 Riverside Palm Springs 198 Comment
  SEINET3077253 Image available Adenostoma fasciculatum B. Pitzer 1986-5-24 231 Riverside Whitewater Canyon, ca. 5 mi N of Hwy I-10 on Whitewater Canyon Road. From N edge of hatchery to ca. 0.25 mi N of hatchery boundary. 732 Comment
  UCR174126  Adenostoma fasciculatum A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32634 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., vicinity of peak 2279 695 Comment
  POM10280  Adenostoma sparsifolium Wilder 1908-08 s.n. Riverside San Jacinto Mountains. Comment
  SD232791  Adenostoma sparsifolium Scott D. White 1996-8-1 4456 Riverside Twin Pines Area: Just N of Twin Pines Rd, ca. 1/2 air mile west of Twin Pines Ranch. 1100 Comment
  SEINET3077277 Image available Adenostoma sparsifolium H. S. Gentry 1954-7-25 14250 Riverside Dripping Springs along Rte 79. Comment
  POM12328  Adiantum jordanii P. A. Munz 1922-4-29 5043 Riverside Leach Canyon, Santa Ana Mountains 670 Comment
  SDSU14178  Adiantum jordanii Kimberly S Miller, Dr. M. G. Simpson, Derek T Miller 2002-3-17 6 Riverside Santa Margarita Ecological Reserve. Up creek along east side of canyon from where Tornado road crosses Santa Margarita River. Comment
  UCR130810  Aesculus californica Dave Goodward 1999-4-17 s.n. Riverside Box Springs Mountains, Pigeon Pass area, SE of small riparian/springs area SE of the end of Center St. (but off Reche Canyon Rd.), just above the NW corner of the landfill, 2300 ft. due west of hill 1519 445 Comment
Read comments
Mar 28 2014
  SD152961  Agoseris grandiflora Steve Boyd, Tim Ross 1992-5-5 7223 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area; Oak Flats east of Verdugo Potrero. 730 Comment
  UCR193735  Agoseris heterophylla A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35652 Riverside Peninsular Range; San Jacinto Mtns., May Valley, slopes west of Herkey Creek and north of Bonita Vista Rd., SSW of Fleming Ranch 1524 Comment
  RSA262078  Agoseris retrorsa E. W. Lathrop 1968-5-22 6923 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest 1220 Comment
  SEINET10509773  Agropyron subsecundum David B. Dunn 1946-8-17 Dunn 2677 Riverside Grass near stream at camp in taquitz valley, damp meadow area. San jacinto mts. 2438 Comment
  UCR193877  Agrostis A. C. Sanders, Mitch Provance 2008-7-11 35808 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
  UCR27005  Agrostis pallens E. W. Lathrop 1966-5-29 6378 Riverside Peinsular Range; Santa Ana Mtns, Cleveland National Forest, Main Divide Truck Trail between El Carriso and Santiago Peak 1223 Comment
  UCR93233  Ailanthus altissima A. C. Sanders 1994-7-27 15157 Riverside Santa Ana River, Colton and Riverside: from the Riverside Avenue (North Main Street) Bridge downstream to just above the Market Street crossing. 246 Comment
  POM13033  Aliciella latifolia P. A. Munz, D. D. Keck 1922-4-14 4972 Riverside 10 mi. west of Indian Wells. Along the Whitewater Wash. 91 Comment
  RSA27516  Aliciella latifolia I. L. Wiggins 1941-3-24 9587 Riverside East side of Salton Sea, 1 mile north of Imperial Co. Line. Comment
  RSA0026136  Allionia incarnata Deidre Conocchioli, Caitlin Elam 2013-10-2 76 Riverside SW of Bristol Mtns Wilderness Area. From Blythe, head northwest on the Mildland-Rice Rd for 9.6 miles. Turn right onto unmarked BLM Rd and follow NE for 1.6 miles to collection site. 307 Comment
  RSA462630  Allionia incarnata H. de Forest 1933-4-16 17593 Riverside Chino Canyon, Colorado Desert, E of Coachella Valley Comment
Read comments
Feb 3 2011
  RSA0048297  Allium burlewii Elwood Fordham 1951-5-25 s.n. Riverside San Jacinto Mtn. 1828 Comment
  POM230625  Allium haematochiton I. W. Clokey 1935-4-18 6555 Riverside Gavilan Peak 600 Comment
  RSA367107  Allium haematochiton Ora M. Clark 1929-3-2 1602 Riverside Near Alberhill Comment
  UCR135817  Allium haematochiton A. C. Sanders, Guy Bruyea 2004-4-2 27430 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 335 Comment
  UCR144411  Allium haematochiton Scott D. White 2001-4-19 8376 Riverside Perris-Aguanga Basin, Perris / Sun City area. Just east of Goetz Road and south of Ethanac Road, c. 1.5 - 2.0 mi west of Interstate 215 473 Comment
  SD136977  Allium lacunosum var. davisiae Steve Boyd, Tim Ross 1992-5-15 7386 Riverside Southern Santa Ana Mts, SE flank of Elsinore Peak at 'Onion Hill', grassy knoll of clay soil ca. Ao mile SE of radio towers, along old Main Divide Rd track. N & W sides of hill in semi-barren scurry zone at contact between grassland & chaparral. 1021 Comment
  UCR15905  Allium parishii Steve Boyd 1978-4-22 780422- 07 Riverside Sonoran (Colorado) Desert, 5 mi north of the S entrance of Joshua Tree National Monument, near Pinto Basin Road Comment
  RSA613863  Allium peninsulare B. Pitzer 1997-4-12 3123 Riverside Pulsar View Road, (at end of Warren Road) Ca. 1 mile (air) N of Juniper Flats Road., 33 deg N 117 deg 5.53 W 518 Comment
  UCR78045  Allium peninsulare Scott D. White 1993-4-22 1231 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 489 Comment
  POM47185  Alnus rhombifolia P. A. Munz, I. M. Johnston 1924-7-26 8723 Riverside Along Creek at Beckers. 1372 Comment
Read comments
May 30 2011
  UCR80284  Alopecurus saccatus F. W. Peirson, P. A. Munz 1922-5-19 s.n. Riverside Menifee Valley 457 Comment
  RSA704856  Amaranthus J. B. B. 1934-6-18 528 Riverside Snow Creek; base of San Jacinto. Comment
Read comments
Feb 16 2013
  UCR108714  Amaranthus blitoides Scott D. White, Pam DeVries 1998-2-9 6075 Riverside Coachella Valley, La Quinta/Palm Desert Area: Whitewater River Channel at & near Miles Ave. crossing 30 Comment
  RSA667029  Amaranthus cruentus A. C. Sanders 2002-1-14 24890 Riverside Upper Santa Ana River/ San Bernardino Valley Region: Riverside, east side of Streeter Avs., 33 57 N, 117 25 W 238 Comment
  RSA289853  Ambrosia acanthicarpa B. A. Prigge 1980-9-16 4049 Riverside Indio. Coachella Valley Stormwater Channel. 0 Comment
  SD137916  Ambrosia acanthicarpa Darin L. Banks, Steve Boyd 1995-10-17 756 Riverside Northwest Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; along lower Arroyo Seco. 515 Comment
  UCR24354  Ambrosia acanthicarpa John C. Roos 1965-9-26 s.n. Riverside San Jacinto Mtns, Hemet Valley 518 Comment
  CAS-BOT-BC22605  Ambrosia dumosa S. Smith-White; A. Johnson 1963-4-12 63 -332 Riverside Joshua Tree National Monument: about 4 mi S of Entrance to Cottonwood Springs Campground Comment
  CAS-BOT-BC22615  Ambrosia dumosa W. R. Dudley 1903-12-26 s.n. Riverside Palm Canyon Comment
  POM41493  Ambrosia dumosa Marcus E. Jones 1924-2-7 s.n. Riverside Salton Sink near Oasis. Comment
  SEINET735848  Ambrosia dumosa L. R. Landrum 1998-12-24 9367 Riverside West Palm Springs exit of Hwy 10 across street from Motel 6 in small remnant of desert vegetation. Comment
  UCSB18366  Ambrosia dumosa Kruger, Dave 1964-5-10 Riverside State Highway 74, 7 miles E of Pinyon Flats Campground 914 Comment
  UCR261173  Ambrosia pumila A. C. Sanders, Jeff Crain, Nina Kidd 2015-5-19 41727 Riverside Elsinore Trough, north of Elsinore on east side of Baker St., 0.28 km east (74 deg. ) of large water tank above Baker, above a forking dirt road 392 Comment
  OBI16024  Ambrosia salsola Tracey Call, Viola Call 1962-4-6 2109 Riverside 3 mi S of Morongo Valley in desert 671 Comment
  SEINET2052885 Image available Ambrosia salsola John Adams 1966-3-12 457 Riverside Hwy 74 2 mi. above Palm Desert. 609 Comment
  UC898000  Ambrosia salsola I. W. Clokey 1935-4-17 6986 Riverside Cottonwood Springs Comment
Read comments
Oct 9 2010
  RSA0035509  Ambrosia salsola var. pentalepis Deidre Conocchioli, Duncan S. Bell 2014-3-18 261 Riverside In the Orocopia Mountains 11.6 miles NE of the Salton Sea. 1.9 miles N of the Salt Creek drainage; 0.2 miles SW of Gucci Spring. 390 Comment
  RSA522319  Ammannia coccinea Steve Boyd 1989-7-23 3789 Riverside City of Riverside, Santa Ana River, just downstream of old city dump at W extension of Rubidoux Avenue. Comment
  RSA220980  Amorpha californica E. W. Lathrop 1966-5-8 6454 Riverside 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest. Trabuco District. 274 Comment
  UCR79992  Amorpha fruticosa Scott D. White 1992-9-2 765 Riverside San Jacinto Valley, Vicinity of Gilman Hot Spirngs, north side of San Jacinto River, and a thin strip tending north of the river & west of the Hot Springs. 451 Comment
  CAS-BOT-BC26856  Amsinckia ctenocarpa Emmet Rixford 1917-4-17 s.n. Riverside Coachella Valley Comment
  RSA523542  Amsinckia intermedia Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4002 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  SD152912  Amsinckia intermedia Steve Boyd 1992-4-15 6867 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. downstream to the confluence with San Mateo Creek. 334 Comment
  SD239634  Amsinckia intermedia A. C. Sanders, T. B. Salvato 2011-3-28 38808 Riverside Peninsular Rangte: Perris-Aguanga Basin Region: Menifee Valley between Sun City and Perris, from McLaughlin & Evans roads intersection east to I-125 Fwy (Romoland 7.5'Q) 433 Comment
  SDSU18981  Amsinckia intermedia C. Matt Guilliams 2008-2-27 488 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
  UCR102120  Amsinckia intermedia George K. Helmkamp 1984-5-2 D 7 Riverside Little San Bernardino Mountains, Big Morongo Canyon, 3 - 3.5 miles below the caretaker's house at the Big Morongo Preserve 610 Comment
  UCR120925  Amsinckia intermedia A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24923 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  UCR140320  Amsinckia intermedia A. C. Sanders, Guy Bruyea 2004-4-2 27406 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., in central valley among the three peaks 518 Comment
  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
  UCR3295  Amsinckia intermedia T. R. Plumb 1964-4-11 s.n. Riverside San Jacinto Mountains, North Mountain [=Mt. Edna?] c. 5.5 mi south on Old Banning-Idyllwild Rd. 988 Comment
  UCR103725  Amsinckia menziesii A. C. Sanders, G. Helmkamp 1997-3-15 19982 Riverside Lake Skinner area, NE shore of Skinner Lake, SE foot of Bachelor Mtn., NE slopes of a small hill 473 Comment
  SBBG87488  Amsinckia tessellata A. C. Sanders with B. Pitzer, D. Charlton 1986-3-1 6015 Riverside Chuckwalla Valley, 1 mi W of Hayfield Lake, 2 mi SW of pumping station on a small cutoff rd from Hayfield Rd to the dirt rd to Colorado River Aqueduct 426 Comment
  UCR72187  Amsinckia tessellata Theo Glenn 1992-3-31 92 9 Riverside Sonoran (Colorado) Desert, north side Eagle Mts, Storm Jade Mine 671 Comment
  POM13877  Amsonia brevifolia var. tomentosa E. C. Jaeger 1921-4-10 1173 Riverside 1000 Palms Canyon, Colorado Desert of California. 823 Comment
  UCR89654  Amsonia tomentosa Bern Schwenn 1994-5-14 s.n. Riverside Sonoran (Colorado) Desert, Joshua Tree National Monument, north side of the Eagle Mountains, site of Conejo Well, along old road/trail c. 100 yards north of well site 1021 Comment
  SBBG122771  Ancistrocarphus filagineus A. Parikh 1990-4-25 155 Riverside NNW slope, base of Gavilan Pk, S of Harford Sprinkg Co Park, 1.7 km N of Lake Mathews Drive9 km E of Gavilan Rd 637 Comment
  RSA652977  Anemopsis californica Robert MacGregor 1984-5-19 1 Riverside Lake Elsinore , CA Hwy 74, 1 mile W of junction with 15E Freeway, N side of road. Comment
  SEINET8562180  Anemopsis californica Robert F. Thorne, E. Lathrop 1969-6-6 39340 Riverside Santa Rosa Plateau: Rancho California. 610 Comment
  UCR60547  Anemopsis californica R. F. Thorne 1973-5-23 43878 Riverside Santa Rosa Plateau, north side of Mesa de Colorado 610 Comment
  RSA761266  Angelica Shawn Krosnick, Naomi Fraga, Lucinda A. McDade 2010-8-14 665 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  RSA416654  Anisocoma acaulis M. B. Dunkle 1937-3-25 4957 Riverside Dry Morongo. Comment
  SD148268  Anthriscus caucalis A. C. Sanders, Mark Elvin and M. S. Enright 2002-4-16 24958 Riverside The Badlands: Laborde Canyon and adjacent slopes and side canyons, 1.0 mile east of Mt. Eden, southwest of Beaumont. 548 Comment
  RSA36569  Antirrhinum coulterianum Sara M. Schenck 1941-5-30 s.n. Riverside East side of Quail Mt. Comment
  UCR146443  Antirrhinum coulterianum R. F. Thorne, Et al. 1969-6-24 38103 Riverside San Jacinto Mtns., San Bernardino National Forest, above James Reserve in Hall Canyon 1677 Comment
  JEPS5312  Antirrhinum filipes S. B. Parish 1920-3-26 20025 Riverside Indian Wells; Colorado Desert, Coachella Valley Comment
  POM354918  Antirrhinum nuttallianum subsp. nuttallianum Anstruther Davidson 1892-05 s.n. Riverside Banning. Comment
  RSA501015  Apiastrum angustifolium Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3134 Riverside Vail Lake area, ridge-top of volcanic substrate w/clay soil, 2 mi W of dam, at edge of escarpment E of Pauba Valley. 518 Comment
  UCR172768  Apiastrum angustifolium Abby Sirulnik, Ian G. Gillespie 2000-5-14 54 Riverside Peninsular Ranges; Santa Ana Mtn. Foothills, Temescal Canyon. Indian Truck Road exit off of Interstate 15, c. 0.9 mi. S on De Palma Road 427 Comment
  UCR220135  Apiastrum angustifolium D. E. Bramlet 1989-4-10 1827 A Riverside Peninsular Range; Perris-Aguanga Basin region, Lake Skinner County Park, southwest slope of Bachelor Mountain, c. 500 ft. NW of the dam 457 Comment
  UC809719  Arabis Philip A. Munz 1949-4-13 13049 Riverside above Cottonwood Springs; Colorado Desert, Eagle Mts. 1097 Comment
  JEPS53033  Arabis glabra Carl V. Meyer Jun 1927 198 Riverside Saunders Meadow Comment
  SEINET10320300  Arceuthobium campylopodum E. G. Anderson 1935-8-21 6574 Riverside Idyllwild-Banning. 1650 Comment
  RSA629175  Arctostaphylos Jon E. Keeley 1992-7-17 16794 Riverside Road to Thomas Mountain (5S15), 5.2 km north of Toolbox Spring. 1840 Comment
  RSA629439  Arctostaphylos glandulosa Jon E. Keeley 1992-7-16 16579 Riverside Red Mountain Road/Stanley Road, 11.7 km east of R3 on Stanley Road. 975 Comment
  UCR4057  Arctostaphylos glandulosa Carole Sims 1965-4-28 s.n. Riverside San Jacinto Mtns, 10 mi from Banning toward Idyllwild 1067 Comment
  POM254927  Arctostaphylos glandulosa subsp. glandulosa W. Pequegnat 1940-4-13 s.n. Riverside Bedford Road, Santa Ana Mts. 854 Comment
  RSA631774  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16535 Riverside Red Mountain Road, 6-6.8 km east of R3. 1015 Comment
  RSA631819  Arctostaphylos glauca Jon E. Keeley 1976-9-7 6028 Riverside About 8 km west of Lake Elsinore. 660 Comment
  RSA736549  Arctostaphylos glauca Scott D. White, Angelia Carey 2004-7-2 10584 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  POM367327  Arctostaphylos glauca var. glauca C. B. Wolf 1942-2-11 2649 Riverside Santa Ana Mountains, Hidden Canyon, 5mi. W. of Corona, base of Skyline Drive. 405 Comment
  RSA633535  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20141 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633627  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Melanie Baer-Keeley 1993-4-23 22662 Riverside Road to Santa Rosa Mountain. 2000 Comment
  RSA633643  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20136 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633672  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20111 Riverside Northeast slope of Santa Rosa Mountain, above Pinyon Flats. 1600 Comment
  RSA633673  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20110 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633685  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16680 Riverside Road to Santa Rosa Mountain (7S02), 9.3 km south of Highway 74. 1990 Comment
  RSA633723  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16619 Riverside Road to Santa Rosa Mountain (7S02), 2.5 km south of Highway 74. 1640 Comment
  RSA633732  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16624 Riverside Road to Santa Rosa Mountain (7S02), 2.5 km south of Highway 74. 1640 Comment
  RSA633747  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21798 Riverside Dirt road to Santa Rosa Mountain, 12.3 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 2190 Comment
  RSA635302  Arctostaphylos patula Jon E. Keeley 1992-11-5 22505 Riverside Along trail to Laws Camp, San Jacinto wilderness area, east of Idyllwild ca. 25 km. 2250 Comment
  UC1922184  Arctostaphylos patula Naomi Fraga, Valentine Arvizu, Elizabeth Kempton, Tim Thibault 2006-6-7 1696 Riverside Peninsular Ranges; San Jacinto Mountains region; East of Fobes Ranch Road, about 1/2 mile south of Fobes Ranch. 1616 Comment
  SD134462  Arctostaphylos peninsularis Craig Reiser 1989-3-1 Riverside Santa Rosa Plateau, near Calle Jardin Comment
Read comments
May 12 2012
  POM367421  Arctostaphylos pringlei subsp. drupacea R. S. Woglum 1937-5-22 545 Riverside Santa Rosa Mountains, near Santa Rosa Indian Reservation. Comment
  RSA489840  Arctostaphylos pringlei subsp. drupacea D. Charlton 1988-5-28 2138 Riverside Santa Rosa Mts. S of Hwy. 74 dirt road to Toro and Santa Rosa Peaks. Toro Camp Area. 2286 Comment
  RSA635647  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-16 16613 Riverside Road to Santa Rosa Mtn. (7S02), 1.5 km south of Hwy 74. 1540 Comment
  RSA701750  Arctostaphylos pringlei subsp. drupacea Steve Boyd, Valerie Soza 2004-6-22 11552 Riverside Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along forest service road 5N13 near 5N06. 1463 Comment
  SEINET2028711 Image available Arctostaphylos pringlei subsp. drupacea C. B. Wolf 1932-8-4 3922 Riverside Strawberry valleyu, 1.5 miles from Idyllwold on road to Banning, San Jacinto Mountains 1710 Comment
  UCSB4756  Arctostaphylos pringlei subsp. drupacea Gill, Robert 1959-11-22 Riverside Idyllwild; San Jacinto Mt. Range; Pacific slope drainage area 1645 Comment
  UCD50806  Arctostaphylos pringlei var. drupacea A. E. Wieslander 1929-2-1 44 Riverside Near Strawberry Valley. 1828 Comment
  POM49833  Arctostaphylos pungens P. A. Munz 1924-7-29 8876 Riverside Lone Oak Ranch, Banning-Idyllwild Road. 1037 Comment
  RSA635772  Arctostaphylos pungens Jon E. Keeley 1992-7-17 16728 Riverside Morris Ranch Road (6S06), 0.8 km east east of Highway 74, Garner Valley. 1440 Comment
  RSA635785  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16528 Riverside Red Mountain Road, 5 km east of R3. 1000 Comment
  SD113847  Arctostaphylos pungens Darley F. Howe 1969-5-15 4587 Riverside Santa Rosa Mtns., on Hwy 74, 5 mi E of junction with Hwy 71 1435 Comment
  RSA636164  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19467 Riverside West of Temecula, off Carancho Rd., west of De Luz Rd., eastern Santa Margarita Mtns. 460 Comment
  RSA0048325  Arctostaphylos tomentosa Elliott Waite 1950-4-30 s.n. Riverside Vanderventer Flats. 1524 Comment
  SJSU8578  Argemone munita R. C. McGehee 1970-5-1 261 Riverside Graham Pass on Graham Pass Rd between Chuckwalla & Little Chuckwalla Mts, 14 mi S of Interstate Hwy 10 Comment
  UCR56014  Argemone munita J. A. Adams 1965-5-9 206 Riverside San Jacinto Mtns., NE side of Mtns, Palm Springs Area, 1 mi below tramway up Mt. San Jacinto 915 Comment
  CAS-BOT-BC207128  Argythamnia lanceolata Carl B. Wolf 1932-4-27 3058 Riverside 5 mi. E of Desert Center, No. base of Chuckwalla Mts., Colorado Desert 152 Comment
  JOTR33787  Aristida adscensionis La Doux, Tasha, Bill Truesdell 2007-11-9 2525 Riverside Joshua Tree National Park. Eagle Mountains along south boundary of park; small side canyon to east of larger wash running parallel to and east of Lost Palms Canyon (Stop 6) 655 Comment
  RSA598042  Aristida adscensionis F. M. Reed 1927-3-18 5426 Riverside Colorado Desert: Salt Creek Wash, 20 miles east of Mecca. 152 Comment
  RSA735317  Aristida adscensionis Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah DeGroot, Valentin Arvizu, Tim Thibault 2004-5-14 11282 Riverside Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage.Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. 570 Comment
  SEINET229449  Aristida adscensionis L. M. Shultz, JS Shultz 1985-4-18 8332 Riverside Chuckawalla Mountains 1 mi west of Astec Well and 11.7 mi south of I-15 616 Comment
  POM9584  Aristida adscensionis var. modesta I. M. Johnston 1920-5-8 s.n.. Riverside Jurupa Mountains, extreme west end. Comment
  JOTR30121  Aristida californica var. californica La Doux, Tasha, Bill Truesdell, Erin Babich 2008-3-10 1687 Riverside Joshua Tree National Park. Stop # 2 = Pinto Basin near Sandhill. 538 Comment
  SEINET212398  Aristida californica var. californica N. H. Holmgren, PK Holmgren; RE Kern 1973-3-22 6457 Riverside Rice Valley 7 miles south-southwest of Rice 274 Comment
  UCR92678  Aristida purpurea var. nealleyi Scott D. White, M. A. Patten 1995-8-16 3545 Riverside San Jacinto Valley, Just west of Hemet, valley floor and foothills at SE margain of Lakeview Mts. north of Florida Ave. (SR 74) and west of California Avenue 500 Comment
  POM11427A  Aristida purpurea var. parishii P. A. Munz, D. D. Keck 1922-4-9 4906 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  JOTR36188  Aristida purpurea var. purpurea La Doux, Tasha, B. Truesdell, M. Wheeler 2013-10-31 3337 Riverside Joshua Tree National Park. Queen Mountain; near Split Rock, approx 0.5 km SE of Elton Mine 1330 Comment
  RSA518304  Aristida purpurea var. purpurea A. C. Sanders 1989-9-20 9513 Riverside Chocolate Mountains Aerial Gunnery Range. In extreme northern end of Chocolate Mountains. (UTM: 11S, PH-35E, 09N) 610 Comment
  RSA725813  Artemisia annua Eula F. Moore 1996-10-1 s.n. Riverside Riverside, 4291 Alta Vista Dr. 259 Comment
  CAS-BOT-BC90417  Artemisia douglasiana A. C. Sanders; Kelly Volansky 2003-10-16 27350 Riverside Moreno Valley: lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. 534 Comment
  RSA638202  Artemisia douglasiana Scott D. White 1998-10-9 7172 Riverside Corona, near Bedford Canyon: ''Joseph Canyon'' wash near a disused quarry. Site adjacent to housing tracts now under construction and proposed for same. 335 Comment
  RSA90135  Artemisia dracunculus E. K. Balls, Percy C. Everett 1953-8-19 18531 Riverside On Hwy from Banning to Idyllwild, SE from Lake Fullmore. 1677 Comment
  UCR97265  Artemisia ludoviciana subsp. albula Bern Schwenn 1994-9-18 s.n. Riverside Little San Bernardino Mtns., E end of range to SW of Pleasant Valley, on summit of Bernard Peak 1646 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
  RSA417414  Artemisia tridentata Gary D. Wallace 1964-4-26 s.n. Riverside San Jacinto Mountains, desert side Comment
  SD247302  Asclepias albicans Andy Sanders, Jim Malusa 2015-3-10 41386 Riverside Sonoran (Colorado) Desert: north end of Chocolate Mountains, eastern canyon at Tabaseca Tank, US Navy Chocolate Mountains Aerial Gunnery Range. 611 Comment
  UCR91900  Asclepias californica A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18122 Riverside San Bernardino Mtns, Morongo Indian Reservation, vicinity of natural pond and bog at SE edge of Burro Flats 1100 Comment
  POM12425  Asclepias eriocarpa P. A. Munz 1922-9-5 6369 Riverside Fern Valley. Ocassioanl under pines 1982 Comment
  POM401680H  Asclepias eriocarpa Robert Gustafson, Gary D. Wallace 1983-6-23 2710 Riverside Santa Ana Mountains, Clinton Keith Road near junction with Tenaja Road. Comment
  RSA180460  Asclepias eriocarpa E. W. Lathrop 1960-6-6 4820 Riverside 14 miles W. of Murrieta. Comment
  SEINET3082098 Image available Asclepias erosa Noel H. Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-23 6487 Riverside Chuckwalla Valley, 2.8 miles northeast of Desert Center 198 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
  RSA192086  Asclepias fascicularis H. A. Zuill 1966-6-5 198 -b Riverside San Mateo Canyon about 13 miles SW of Murrieta Comment
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Feb 12 2013
  RSA522266  Asclepias fascicularis Steve Boyd, D. Bramlet, Harry Spilman 1989-4-30 3511 Riverside Gavilan Hills, Harford Springs County Park on the N edge of the Gavilan Plateau, E of Gavilan Creek 610 Comment
  UCD121362  Asclepias subulata Geoffrey Levin 1975-12-7 659 Riverside Painted Canyon, about 9 mi. east of Mecca. Mecca Hills Mt. Range. Salton Sink drainage area. 76 Comment
  UCR116584  Asphodelus fistulosus A. C. Sanders, T. B. Salvato 2001-5-24 24371 Riverside Perris-Aguanga Basin, Temecula, Long Canyon area west of Del Rey Rd. along Avenida Buena Suerte 381 Comment
  CAS-BOT-BC477877  Asteraceae J. H. Thomas 1949-2-28 60 Riverside Southern part of Palm Springs. Comment
  CAS-BOT-BC479686  Asteraceae Winifern W. Swarth 1914-9-10 s.n. Riverside Strawberry Valley, San Jacinto Mts. 1828 Comment
  RSA415430  Astragalus coccineus Martha Hilend 1928-1-31 s.n Riverside N.W. of Pinto Basin, Colorado desert. Above new El Dorado mine. 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
  SEINET10957005  Astragalus deanei Greg Gust, Leith Nye 2005-3-10 Gust 532 Riverside City limits of Lake Elsinore on River Bank just off of Auto Center Dr, N of junction with Diamond Dr. 400 Comment
  CAS-BOT-BC182328  Astragalus didymocarpus var. didymocarpus Marcus E. Jones 1903-5-11 s.n. Riverside Banning 701 Comment
  POM15067  Astragalus didymocarpus var. dispermus Mary F. Spencer 1922-3-25 1426 Riverside Mecca. -49 Comment
  UCR18985  Astragalus didymocarpus var. dispermus John C. Roos 1949-3-19 4113 Riverside Sonoran (Colorado) Desert, Near Indio Comment
  RSA498263  Astragalus douglasii var. parishii H. de Forest, Jack Rempel 1933-6-25 18032 Riverside Along road from Banning. Comment
  SEINET10737820  Astragalus insularis var. harwoodii Noel H. Holmgren, Patricia K. Holmgren; Ruth E. Kern 1973-3-22 Holmgren 6454 Riverside 7 miles south-southwest of Rice. 274 Comment
  RSA0031393  Astragalus lentiginosus var. coachellae David Fraker, Aaron Sedgwick 2012-5-8 94 Riverside South of Hwy 111 along dunes at the base of the San Jacinto Mtns. 334 Comment
  RSA0094792  Astragalus lentiginosus var. coachellae Duncan S. Bell, Andrew Chambers, Jacob B. Landis, Evan Meyer, Billy Sale 2015-4-2 7933 Riverside San Gorgonio Pass area, between Cabazon and Whitewater, about a 1/2 mile south of Interstate 10, just to the east of a section of the wind farm. 416 Comment
  UCR237631  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, c. 3.8 air mi west of the Colorado River, c. 2 air mi northeast of Riverside Mountain Peak 198 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
  UC73172  Astragalus pachypus var. jaegeri M. F. Gilman 1904-1 43 Riverside Banning Comment
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Mar 13 2011
  CAS-BOT-BC194133  Astragalus pomonensis L. R. Abrams 1926-3-27 11138 Riverside Between Redlands and Bannings at junction of Wildwood Canyon Road Comment
  CSUSB1295  Astragalus pomonensis I. S. Singh 1972-5-2 Riverside Highway 71, 5 miles south of Elsinore Comment
  RSA415656  Astragalus pomonensis T. W. Minthorn 1926-5-13 s.n Riverside Elsinore. 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
  RSA651407  Astragalus pomonensis J. Bruce Smiley 1940-5-9 s.n. Riverside San Timoteo. 1500 ft. 457 Comment
  CAS-BOT-BC193166  Astragalus sabulonum Edmund C. Jaeger 1922-3-18 s.n. Riverside Entrance to Martinez Canon [Canyon] near Mecca Comment
  RSA779940  Astragalus tricarinatus Duncan S. Bell, Jennifer Pilapil, Jackie McConnaughy 2011-5-3 2377 Riverside Just a few meters off of the Pacific Crest Trail between Whitewater canyon and Mission Creek canyon; approximately 0.8 air mile northeast of Red Dome. 867 Comment
  RSA779951  Astragalus tricarinatus Duncan S. Bell, Jennifer Pilapil 2011-5-24 2567 Riverside Mission Creek canyon approximately 1 mile north of Mission Creek Ranger Station. 809 Comment
  RSA692509  Athyrium filix-femina subsp. cyclosorum Sisson 1930-11-12 19 Riverside San Jacinto Mtns.: Near Idyllwild. Strawberry Creek. 1982 Comment
  SBBG56269  Athyrium filix-femina var. cyclosorum R. Hoffmann 1929-9-6 Riverside San Jacinto Mtns Comment
  POM305642  Atriplex Henry J. Ramsey, Henry J. Ramsey 1937-3-2 857 Riverside Desert center, Mojave Desert Comment
  UCR121192  Atriplex argentea D. E. Bramlet 1989-7-6 1936 Riverside Auld Creek west of the Lake Skinner Dam; c. 1,000 ft. NE of the intersection of Washington St. and Auld Road. 423 Comment
  POM13060  Atriplex canescens E. C. Jaeger 1921-7-15 s.n. Riverside Soboba Hot Springs Comment
  POM202643  Atriplex canescens var. laciniata W. M. Ingram 1934-10 1 Riverside 6 miles southwest [southeast] of Whitewater Highway 99, Colorado Desert. Below sea level. Comment
  CAS-BOT-BC168529  Atriplex confertifolia Mitch Provance 2005-5-17 6594 Riverside Warm Springs Valley: Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, ca. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site. 421 Comment
  UCR70519  Atriplex coronata var. notatior D. E. Bramlet 1991-5-8 2125 Riverside 8.2 km SW of Hemet & c. 10 m east of California Road, just NE of Jct of California & Marvin Hull Road. Plants about 50 m north of the AT&SF railroad tracks & 300 m west of MWD canal 500 Comment
  UCR112392  Atriplex davidsonii A. C. Sanders, K. C. Rose 1998-5-21 21850 Riverside Hemet, Alkaline flats west of town, east of the canal, south of Hwy 74 (Florida) and c. 1/4 mi. west of Warren Rd. 457 Comment
  UCR91926  Atriplex elegans George K. Helmkamp 1995-3-16 s.n. Riverside Sonoran (Colorado) Desert, Below Coxcomb Mtns., west of Rice Rd., 10.3 mi. NE of Desert Center 200 Comment
  RSA777418  Atriplex hymenelytra Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 781 Riverside Mecca Hills, just south of Shaver's Well 305 Comment
  UC665756  Atriplex hymenelytra Ira L. Wiggins 1941-3-24 9590 Riverside on silty slopes 0.5 mi from beach on e side Salton Sea (1 mi n of Imperial County line); e side Salton Sea, n of Imperial County Line Comment
  UCR19490  Atriplex hymenelytra Don Emery 1980-2-12 s.n. Riverside Sonoran (Colorado) Desert, E side of the Salton Sea, near an old playa south of Dos Palmas Spring and north of Ferrum siding Comment
  POM121945  Atriplex polycarpa Marcus E. Jones 1903-5-8 s.n. Riverside Indio. -7 Comment
  UC850908  Atriplex polycarpa Carl B. Wolf 1932-10-13 4317 Riverside 4 1/2 mi se Mecca (Caleb (S. P. R. R. Siding), Colorado Desert); Colorado Desert, Caleb, se of Mecca -60 Comment
  SEINET4136168  Atriplex serenana D. Bramlet 1991-5-2 2112 Riverside 7.6 km west of Hemet and some 1.4 km. southwest of the intersection of Warren Rd. and Setson Ave. This population is some 68 m. south of Setson Ave. and some 320 m. east of the MWD canal. Plants were located approximately 3 m. from an existing dirt channel. Winchester 7.5 USGS Quadrangle.; 0 Comment
  SEINET6188286 Image available Avena barbata Orlando Mistretta, D. Bell, J. Beckman, J. England, K. Kane, J. Hall, C. McDonald, L. Reccia, L. Rodriguez, A. Sall, T. Tennant. 2010-1 4467 Riverside Transversa Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. 488 Comment
  CLARK-A1528-4495  Avena fatua John C. Roos 1952-4-9 5472 Riverside Riverside 274 Comment
  SEINET10656976  Avena fatua Nye Leith, Greg Gust 2005-3-11 Nye 59 Riverside Lake Elsinore. Intersection of Malaga and Mission Trail Rd. 398 Comment
  SD187295  Azolla filiculoides Scott D. White, Angelia Carey 2004-9-16 10762 Riverside San Jacinto Mountain foothills: Indian Creek. 548 Comment
  CAS-BOT-BC98784  Baccharis brachyphylla Carl B. Wolf 1932-10-11 4275 Riverside Morongo Wash, 3/10 mi. below the San Bernardino Co. line. 670 Comment
  UC1010319  Baccharis brachyphylla John C. Roos 1950-10-15 5008 Riverside about 1 mi s of Riverside-San Bernardino County line Dry Morongo Canyon 609 Comment
  UCR274215  Baccharis brachyphylla Duncan S. Bell, Evan Meyer 2014-10-29 7679 Riverside Santa Rosa Mountains, Agua Alta Canyon, to the north of Martinez Canyon, c. 6 air miles southeast of the summit of Martinez Mountain 394 Comment
  UCR96037  Baccharis brachyphylla A. C. Sanders, G. Helmkamp, O. Clarke, B. Pitzer 1996-11-9 19646 Riverside Sonoran (Colorado) Desert, Orocopia Mtns., near 'Bob's Cabin', 5 mi. (air) south of Hayfield Pump Sta., east of Maniobra Valley, central section of arroyo (N of peak 2552 to Bench Mark 1899) 610 Comment
  POM8302  Baccharis salicifolia Philip A. Munz, R. D. Harwood 1920-2-28 3245 Riverside 3 mi SW of Corona. 305 Comment
  RSA713873  Baccharis salicifolia Michael Wall 2006-6-3 417 Riverside Along the San Jacinto River, east of Hemet, ca. 2.2 miles east of the Cranston Ranger Station 636 Comment
  UCR166164  Baccharis salicifolia John F. Green 2005-2-10 s.n. Riverside Peninsular Range, E of Temecula, Rancho California, SE of intersection of Mesa Verdugo and Calle Vista, N of Pauba Valley and south of Buck Mesa 430 Comment
  RSA89881  Baccharis sarothroides J. C. Roos 1950-10-28 5021 Riverside Box Springs. 473 Comment
  UCR99727  Baccharis sarothroides B. G. Pitzer 1996-11-11 2931 Riverside Sonoran (Colorado) Desert, Orocopia Mts: Salt Creek Wash, at intersection w/ SR211, 4 rd. mi. south of Bob's Cabin 274 Comment
  IRVC510  Baccharis sergiloides R. H. Whittaker, W. A. Niering 1963-6-1 SJ 160 Riverside Palms to Pines Hwy., slope draw. Santa Rosa Mountains 701 Comment
  JEPS21254  Baccharis sergiloides Marjorie D. Clary 1934-3-3 Riverside 18 mi w of Indio (Carrizo Canon); Carrizo Canon 304 Comment
  SEINET2045193 Image available Baccharis sergiloides Dave Charlton 1986-12-26 647 Riverside Coxcomb Range, at E end of Joshua Tree National Monument, northernmost W-facing large canyon in the range, just N of Specter Peak 915 Comment
  SEINET899354  Baccharis sergiloides C. B. Wolf 1932-1 4271 Riverside Colorado Desert, Little San Bernandino Mts., Morongo Wash, 3/10 mi. below San Bernandino Co. line 671 Comment
  UC166726  Baccharis sergiloides Geo. B. Grant May 1 1906-May 10 1906 96 Riverside Palm Springs Colorado Desert Comment
  UCR37615  Baccharis sergiloides George K. Helmkamp 1984-5-2 D- 2 Riverside Little San Bernardino Mountains, Big Morongo Canyon, 3 - 3.5 miles below the caretaker's house at the Big Morongo Preserve 610 Comment
  CAS-BOT-BC295902  Bahiopsis parishii H. M. Hall 1902-4-1 2783 Riverside Western borders of the Colorado Desert. Coyote Canyon 152 Comment
  CAS-BOT-BC99953  Baileya pauciradiata Alice Eastwood 1913-4-30 3049 Riverside Palm Springs Comment
  RSA776905  Baileya pauciradiata Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-5 963 Riverside Blythe-Rice Road, East/Northeast of Arica Mountains on Blythe-Rice Road, about 1 mile south of railroad crossing. 243 Comment
  UCR198168  Baileya pauciradiata Michael Honer, Dave Silverman 2005-3-18 2093 Riverside Sonoran (Colorado) Desert, Palen Valley, c. 3 mi due east of Desert Center Airport 134 Comment
  CAS-BOT-BC106612  Baileya pleniradiata Ira L. Wiggins 1941-3-27 9684 Riverside South end of Coxcomb Mountains 8 miles northeast of Desert Center Comment
  RSA695666  Baileya pleniradiata W. Marquart 1938-3-12 s.n Riverside 15 miles W. of Blythe. Found in basin along hwy. Comment
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Dec 18 2011
  UCR42403  Baileya pleniradiata J. M. Stewart 1986-3-3 86- 15 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, east of Desert Center, east of the dry lake south of Palen Dry Lake Comment
  SD232229  Barbarea orthoceras Scott D. White 2008-6-18 12232 Riverside San Jacinto Mountains: K Flat Meadow. 1433 Comment
  RSA117707  Bebbia juncea S. Carlquist 1958-3-30 426 Riverside Below summit of Morongo Pass, on Hwy from Palm Springs to Morongo Valley Comment
  RSA696870  Bebbia juncea J. Russell Bruff 1928-11-23 2 Riverside Whitewater. Comment
  UCR121314  Bebbia juncea A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 25004 Riverside The Badlands, summit of Mt. Eden, SW of Beaumont 671 Comment
  SEINET10616176  Bebbia juncea David B. Dunn, Howard Brown 1947-1-12 Dunn 2837 Riverside Pushawalla Canyon, Indio Hills. In dry wash. Comment
  JEPS19299  Bebbia juncea var. aspera W. L. Jepson May 17 1901-Jun 1 1901 1266 Riverside San Jacinto River to Strawberry Valley Comment
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Jul 8 2014
  RSA102341  Bernardia incana S. B. Parish, W. F. Parish 1882-03 752 Riverside Borders of the Colorado Desert, Whitewater. Comment
  RSA336407  Bernardia incana R. F. Thorne, Avi Shmida, Robert Whittaker 1978-4-23 52074 Riverside Bighorn Lookout: Santa Rosa Mountains. Comment
  RSA479264  Bernardia incana Julian P. Donahue 1984-10-6 90405 Riverside Pinyon Crest, Pinyon Flat, between San Jacinto & Santa Rosa Mts. 1249 Comment
  UCR29642  Bernardia myricifolia Wende Rehlaender 1983-5-28 112 Riverside Santa Rosa Mountains, Bighorn Sheep Lookout, on Hwy 74 on northwest rim of Deep Canyon, just southeast of Sugarloaf Mountain and 5 mi northeast of Santa Rosa Mountain, c. 15 mi along road from Palm Desert 732 Comment
  SD134536  Bidens laevis Craig Reiser 1991-9-17 Riverside Near Norco, in slough of Santa Ana River Comment
  RSA503136  Bloomeria crocea var. crocea J. D. Olmsted 1962-5-10 3616 Riverside L. Matthews Road ca. 1/2 mi. W of dam 427 Comment
  RSA512158  Bloomeria crocea var. crocea 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
  RSA782133  Boerhavia coulteri var. palmeri Stephanie Rockwood, Christi Gabriel 2011-10-18 128 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 96 Comment
  RSA339616  Boerhavia intermedia Robert F. Thorne, Gertrud Dahlgren, R. Dahlgren 1979-8-23 53604 Riverside Pinto Basin Road: Along road, 4.5 mi S of meeting area of Mojave and Colorado Deserts 1098 Comment
  RSA0078217  Boerhavia triquetra var. intermedia Sarah J. De Groot, Duncan S. Bell 2015-9-21 7588 Riverside Santa Rosa Mountains south-southwest of Palm Desert. Along Carrizo Road just north of Highway 74. 1053 Comment
  CAS-BOT-BC434549  Boerhavia wrightii Schellinger 1904-10-15 s.n. Riverside Plack [Black] Point, Palo Verde Valley Comment
  CAS-BOT-BC434550  Boerhavia wrightii Marcus E. Jones 1929-9-16 s.n. Riverside Hayfields, Near Desert Center Comment
  CAS-BOT-BC31025  Bolboschoenus maritimus Samuel B. Parish 1912-7-3 8070 Riverside Near Durmid, Salton Sea, Colorado disct. Comment
  RSA0117484  Bolboschoenus maritimus subsp. paludosus Mitch Provance 2012-11-3 1112 -05 Riverside San Timoteo Canyon: West Beaumont, N side of Oak Valley Parkway (San Timoteo Canyon Rd.), 1.5 miles W of 1-10. 709 Comment
  CLARK-A1528-1266  Bothriochloa barbinodis E. W. Lathrop 1965-4-26 Riverside Comment
  RSA0016351  Bothriochloa barbinodis Duncan S. Bell, David Bernie, Kurt Broz, Kim Clark, James Fournier, Shasta Gaughen, Holly Gray, Ed Howland 2013-6-7 5038 Riverside Pala Indian Reservation, back behind the water tower on the southern flanks of Tourmaline Queen Mountain. 177 Comment
  UCR23964  Bothriochloa barbinodis John C. Roos 1946-9-14 3027 Riverside Santa Rosa Mtns, E of Pinyon Flats 1159 Comment
  UCR23972  Bouteloua barbata John C. Roos 1946-9-14 3025 Riverside Santa Rosa Mtns., Pinyon Flats 1220 Comment
  JOTR30287  Bouteloua barbata var. barbata La Doux, Tasha, Bill Truesdell 2006-10-3 1782 Riverside Joshua Tree National Park. Pinto Basin: (Stop 2) east side of Hexie Mtns. at mouth of Pinkham Spring Canyon 694 Comment
  JOTR32610  Bouteloua barbata var. barbata La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2673 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
  RSA716109  Bouteloua barbata var. barbata Michael Wall 2006-10-8 422 Riverside South Fork San Jacinto River east of Hemet along Hwy 74 past Cranston Ranger Station. Just off the highway towards the river. 638 Comment
  UCSB18911  Bouteloua curtipendula Keefe, Joseph 1965-5-18 Riverside Pinyon Flats Campground, S of Palm Desert 1432 Comment
  UCR176768  Brassica geniculata G. S. Nuessly 1980-11-11 s.n. Riverside Riverside: U.C. Riverside campus, near Health Center 351 Comment
  UCR267878  Brassica kaber D. E. Bramlet 2006-5-25 4005 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, Nuevo area, east of the San Jacinto River channel and south of Nuevo Rd., west of Pico Ave. 433 Comment
  UCR104898  Brassica nigra A. C. Sanders 1997-3-19 20027 Riverside Lake Skinner area, S foot of Bachelor Mtn., across the northern arm of the lake from the boat ramp 473 Comment
  UCR46779  Brassica oleracea O. F. Clarke 1987-3-16 s.n. Riverside 1012 Spruce St., Riverside. 305 Comment
  OBI75957  Brassica tournefortii James M. Andre 2011-2-2 16204 Riverside Coachella Valley; W of Palm Springs along Hwy 111 (S side) at base of San Jacinto Mts at Windy Point, approx 5.5 mi from jctn with I-10 258 Comment
  RSA0112087  Brassica tournefortii Duncan S. Bell 2010-2-21 552 Riverside Arica Mountains; within the Palen/McCoy Wilderness area; collecting in large drainage on western section of range. 452 Comment
  RSA777676  Brassica tournefortii Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 984 Riverside Iron Mountains, on southwest side of mountains in drainage on either side of the road 419 Comment
  RSA783015  Brassica tournefortii J. Andre 2011-2-2 16204 Riverside West of Palm Springs alon Hwy 111 (south side) at base of San jacinto Mtns at Windy Point approx. 5.5 mi from Jct with I-10 259 Comment
  CAS-BOT-BC106340  Brickellia atractyloides var. arguta J. E. Cole 1942-5-19 959 Riverside Ruby Lee Mine, Joshua Tree National Monument 914 Comment
  CAS-BOT-BC106341  Brickellia atractyloides var. arguta Marcus E. Jones 1926-5-13 s.n. Riverside Old Woman Mts. Comment
  CAS-BOT-BC106342  Brickellia atractyloides var. arguta H. M. Hall 1905-5-1 6016 Riverside Cottonwood Springs - Colorado Desert 670 Comment
  CAS-BOT-BC106344  Brickellia atractyloides var. arguta Frank W. Peirson 1928-4-24 7900 Riverside Cottonwood Spring Comment
  CLARK-A1528-174  Brickellia californica John C. Roos 1951-10-19 5324 Riverside Badlands 609 Comment
  RSA13779  Brickellia californica C. W. Tilforth, John Dourley 1970-10-16 316 Riverside Along and above intermittent stream bed, road to Santa Rosa Mtn. Comment
  UC894157  Brickellia desertorum Carl B. Wolf 1932-10-12 Riverside Pinyon Well, Little San Bernardino Mts., Colorado Desert Colorado Desert, Little San Bernardino Mts., Pinyon Well 1219 Comment
  UCR163887  Brickellia desertorum B. G. Pitzer 2001-11-4 4350 Riverside Peninsular Range; Santa Rosa Mountains, Carrizo Canyon, sheep guzzler c. 0.5 mi. SW of where Hwy 74 crosses canyon 701 Comment
  UCR22090  Brickellia desertorum Steve Boyd 1980-9-23 361 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau. 625 Comment
  CAS-BOT-BC100516  Brickellia incana K. Larson 1977-5-11 2298 Riverside 10 mi. W. of Desert Center Comment
  JEPS18786  Brickellia incana J. B. Feudge 1927-5-9 1609 Riverside Shaver's Well, Colorado Desert Colorado Desert, Shaver's Well Comment
  SEINET239061 Image available Bromus arizonicus O. F. Clarke 1973-3-21 Riverside Riverside. Weed at the O.F. Clarke residence, 1012 Spruce Street. Comment
  UC53323  Bromus berteroanus Dr. A. Davidson Riverside Banning Comment
  UCD57762  Bromus berteroanus Peter H. Raven 1958-5-5 12882 Riverside Jumbo Rocks Camp Ground. Joshua Tree National Monument. Comment
  SEINET235857 Image available Bromus carinatus var. carinatus Scott D. White 1997-5-18 5154 Riverside Vista Grande Area: Just W of USFS Vista Grande Fire Station (i.e. Hwy 243 ca. 10 road miles SE of Banning). 1500 Comment
  UCR101435  Bromus diandrus A. C. Sanders 1997-3-19 20049 Riverside Lake Skinner area, lower S slopes of Bachelor Mtn., near old quarries 473 Comment
  UCR102758  Bromus diandrus B. G. Pitzer, O. F. Clarke, S. Reed, G. Ruiz 1998-3-7 3581 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
  UCR115931  Bromus diandrus Mitch Provance 2000-1-8 1803 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411. 305 Comment
  RSA131728  Bromus grandis E. K. Balls 1958-6-27 23293 Riverside Between Santiago Peak and Indian Truck Trail, along Main Divide, Santa Ana Mountains. 1372 Comment
  UCR151222  Bromus grandis Scott D. White 1999-6-6 7446 Riverside San Jacinto Mnts, Idyllwild Area: Near Idyllwild Community Service Dist. sewage ponds of USFS Road 5S24.2 1463 Comment
  UCR160055  Bromus grandis Steve Boyd, Valerie Soza 2004-6-22 11539 Riverside Peninsular Ranges; San Jacinto Mountains region, Western flank of the range in Hall Canyon, at the south end of Lake Fulmor, just north of Hwy 243. 1646 Comment
  UC37682  Bromus hallii H. M. Hall June 1901 2301 Riverside W side of San Jacinto Mountains San Jacinto Mountains 1737 Comment
  UCR96873  Bromus hordeaceus Scott D. White 1993-4-30 1310 Riverside San Jacinto Valley, Near intersection of Warren Rd. and Stetson Ave. 458 Comment
  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
  RSA0013037  Bromus tectorum LeRoy Gross, Caitlin Elam 2013-5-14 6054 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
  RSA0020664  Bromus tectorum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3599 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd. 488 Comment
  UCD59895  Bromus tectorum Alan A. Beetle 1946-6-10 4400 Riverside San Jacinto Mt., Camp Keene Meadow. Comment
  POM363984  Bromus tectorum N. C. Cooper 1944-4-22 1147 Riverside Banning. 732 Comment
  RSA0020665  Bromus tectorum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3637 Riverside Vail Lake area, Temecula Creek, SE of the lake, just N of Highway 79. 488 Comment
  UCR9533  Broussonetia papyrifera O. F. Clarke 1970-7-27 s.n. Riverside Riverside, residential garden of Mrs. Luther J. Tobias, 4460 7th Street Comment
  CHSC852  Caesalpinia virgata V. Holt 1942-3-29 Riverside Indio. 152 Comment
  RSA768416  Caesalpinia virgata Jim Andre, Tasha La Doux 2009-2-28 10842 Riverside Coachella Valley: Along lower Berdoo Canyon Road (dirt), approx. 1.5 miles north of Dillon Road, and just south of Joshua Tree National Park boundary. 313 Comment
  RSA784946  Caesalpinia virgata Duncan S. Bell 2012-2-12 3124 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  SDSU13052  Calandrinia ciliata Korey Klutz 1998-3-1 15 Riverside Santa Margarita Field Station. 378 Comment
  UCR250914  Calandrinia ciliata A. C. Sanders 2014-4-18 41031 Riverside Peninsular Range, Temescal Canyon, along De Palma Rd. between Indian Truck Trail and Horsethief Canyon roads, SE of Lee (Corona) Lake 375 Comment
  CAS-BOT-BC167297  California macrophylla H. M. Hall 1897-5-4 s.n. Riverside Alice Mine Comment
  RSA666511  Callisia repens A. C. Sanders 2001-11-20 24886 Riverside San Bernardino Valley region: Riverside, yard of house at 422 Campus View Dr. 341 Comment
  RSA667102  Callisia repens A. C. Sanders, O. F. Clarke, Susan Sims 2001-11-28 24889 Riverside San Bernardino Valley Region: between Pedley & Mira Loma, Sims property at NE corner of Limonite Av. & Bain St. 210 Comment
  UCSB45531  Callitriche marginata Roos, John 1952-4-16 Riverside Edgemont; near Box springs 487 Comment
  CAS-BOT-BC85772  Calocedrus decurrens Carl Epling 1931-10-4 246 Riverside Strawberry Valley, San Jacinto Mts. 1584 Comment
  RSA358578  Calocedrus decurrens Larry E. DeBuhr 1972-3-23 527 Riverside Santa Rosa Mountains; San Bernardino National Forest; northwest of Santa Rosa Peak 2317 Comment
  RSA263709  Calochortus albus E. W. Lathrop 1968-5-30 6936 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  CAS-BOT-BC483419  Calochortus invenustus R. Bacigalupi 1925-7-2 1243 Riverside On trail to Tahquitz Peak, San Jacinto Mountains 1767 Comment
  CAS-BOT-BC132464  Calochortus plummerae P. C. Everett; E. K. Balls; L. W. Lenz 1952-7-1 17281 Riverside 6.7 mi. w. along Hwy 74 from jct with road south from Idyllwild 914 Comment
  RSA633887  Calochortus splendens Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38128 Riverside San Jacinto Mountains: San Bernardino National Forest. Woods above James Reserve. 1676 Comment
  SD136974  Calochortus splendens Steve Boyd, Tim Ross 1992-5-4 7199 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, Oak Flats area east of Verdugo Potrero. 730 Comment
  RSA532560  Calycoseris parryi D. Bramlet 1991-5-9 2134 Riverside North Domenigoni Hills Comment
  UCR60928  Calycoseris wrightii Steve Boyd, B. Roy, T. S. Elias, S. Meury, S. Zona 1986-3-5 1355 Riverside Sonoran (Colorado) Desert, Shavers Valley, Hwy 195, N base of the Orocopia Mtns half way between I-10 and Box Canyon 366 Comment
  UCR202234  Calyptridium monandrum 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
  SD140127  Calystegia macrostegia Scott D. White 1993-4-22 1245 Riverside North Alberhill Ranch, in hills north of Walker Canyon. 490 Comment
  UCR172759  Calystegia macrostegia Abby Sirulnik, Ian G. Gillespie 2000-5-14 48 Riverside Peninsular Ranges; Santa Ana Mtn. Foothills, Temescal Canyon. Indian Truck Road exit off of Interstate 15, c. 0.9 mi. S on De Palma Road 427 Comment
  UCR252228  Calystegia macrostegia Marissa Manahan 2011-4-24 s.n. Riverside Mount Rubidoux Park, Riverside, near summit 381 Comment
  UCR280916  Calystegia macrostegia Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-6-6 617- 28 Riverside Temescal Valley, Property on S side of Temescal Canyon Rd., just W of Concordia Ranch Rd. 363 Comment
  RSA430232  Calystegia macrostegia subsp. arida E. Misquez 1987-5-16 11 Riverside Santa Ana Mountains, Walker Basin; 2 miles on Avenida de Oro from Jct with Rancho California road and 4.7 miles west of Interstate 15. 415 Comment
  CAS-BOT-BC221308  Calystegia macrostegia subsp. intermedia Scott D. White 1996-4-14 3919 Riverside Perris Basin. E of Hemet: San Jacinto River Wash near Valle Vista, N of Hwy. 74, ca. 1.7 mi W of USFS Cranston Fire Station 550 Comment
  RSA271855  Calystegia macrostegia subsp. intermedia C. W. Tilforth 1978-4-30 1565 Riverside Low rounded hills east of Norco Comment
  UCR265065  Calystegia sepium subsp. binghamiae Mitch Provance 2012-11-10 1112- 02 Riverside San Bernardino Valley, Riverside, Santa Ana River, Fairmont Park, N side of Lake Evans, adjacent to the bike path on the N side of Dexter Dr., just W of the American Legion and the historic Boy Scouts Camp. 241 Comment
  UC1184252  Camissonia T. Mosquin 1958-2-22 3208 Riverside Corn Spring Chuckawalla Mountains Comment
  POM49675  Camissonia bistorta J. D. Abrams 1901-5-20 s.n. Riverside Elsinore. Comment
  RSA465929  Camissonia bistorta Ora M. Clark 1959-4-6 1959 Riverside S. Hemet, sandy hillsides. Comment
  UCR260546  Camissonia bistorta T. B. Salvato, Matt Malle 2014-5-29 8024 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Bundy Canyon Road and Cottonwood Hills (= Sunset Ave), c. 1 mi west of Murrieta Rd and 4.3 mi southeast of Canyon Lake 534 Comment
  RSA184301  Camissonia boothii subsp. condensata P. A. Munz 1932-3-14 11990 Riverside Colorado Desert, Coachella Valley, Deep Canyon. 152 Comment
  SEINET3093066 Image available Camissonia brevipes P. Leary 1975-3-13 980 Riverside Joshua Tree National Monument: Pinto Wash southwest of Pinto Mountains 549 Comment
  RSA466017  Camissonia brevipes subsp. brevipes N. C. Cooper 1949-4-8 3253 Riverside Palm Springs. 457 Comment
  RSA78451  Camissonia brevipes subsp. brevipes Verne Grant, Alva Grant 1952-4-1 17516 Riverside 9 miles E of Mecca Comment
  UCR6057  Camissonia brevipes subsp. brevipes Steve Stadler 1966-2-27 22766- 18 Riverside Sonoran (Colorado) Desert, c. 2.9 mi. west of Chiriaco Summit, frontage road 1 mile from Desert Center to Indio Road & Joshua Tree Monument to Mecca Road 488 Comment
  POM7035  Camissonia californica P. A. Munz 1919-3-25 2317 Riverside Palm Canyon, Palm Springs. 229 Comment
  RSA543752  Camissonia californica Steve Boyd, T. S. Ross, Mike Hammitt 1991-5-2 6056 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  UCR239880  Camissonia californica O. F. Clarke 2004-3-31 s.n. Riverside Along Redlands Blvd. in the Badlands, between Moreno Valley and San Timoteo Canyon 655 Comment
  UCR85175  Camissonia californica A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16095 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  JOTR30963  Camissonia campestris subsp. campestris La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1938 Riverside Joshua Tree National Park. (Stop 1) Pleasant Valley at base of Hexie Mountains, near Blue Cut Gorge Comment
  RSA72277  Camissonia cardiophylla Robert L. Dressler 1949-3-19 390 Riverside Box Canyon, Orocopia Mts. Comment
  POM201060  Camissonia claviformis subsp. aurantiaca Carl B. Wolf 1932-5-25 3682 Riverside San Gorgonio Wash, on road to Snow Creek 366 Comment
  RSA172298  Camissonia claviformis subsp. aurantiaca Robert F. Thorne 1963-3-29 32363 Riverside 5 miles E of Mecca, Mecca Hills. 152 Comment
  RSA449190  Camissonia claviformis subsp. aurantiaca Howard Mullins 1931-4-11 s.n. Riverside Palm Springs (3 miles no.) Comment
  RSA449211  Camissonia claviformis subsp. aurantiaca P. J. Remple 1942-3-22 s.n. Riverside Dead Indian Creek near Palms to Pines Hwy. Comment
  RSA286519  Camissonia confusa John F. Emmel 1979-5-26 632 Riverside Bautista Cyn. Road, near mouth of Bautista Canyon. 610 Comment
  UCR35217  Camissonia confusa L. B. Ziegler 1969-4-22 356 Riverside San Jacinto Mtns., Hemet Valley. On lower slopes of hills in E side of valley. 1433 Comment
  UCR48512  Camissonia graciliflora Steve Boyd 1986-4-2 1637 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  RSA496463  Camissonia hirtella Steve Boyd, T. S. Ross, L. Arnseth 1989-3-31 3079 Riverside Vail Lake area, S of Hwy 79, 0.25 mi E of Pauba Rd. 427 Comment
  UCR152514  Camissonia hirtella A. C. Sanders 2005-4-22 29614 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  UCR20823  Camissonia intermedia A. C. Sanders, Steve Boyd 1980-5-2 1415 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  SEINET3142508  Camissonia pallida A. L. Reina G., TR Van Devender 2003-3-30 2003 -316 Riverside Palm Springs 159 Comment
  VVC2907  Camissonia pallida subsp. hallii Tim Thomas, P. J. MacKay 2010-4-12 5035 Riverside San Bernardino Mtns, Whitewater River; Mouth of Catclaw Flat, at the Paw. 878 Comment
  RSA458838  Camissonia pallida subsp. pallida N. R. Zabriskie, Walter Zabriskie 1973-4-3 603 Riverside ''Poor-will Canyon'' (T5S, R4E, NE1/4 Sec 3), Palm Canyon drainage, E slope San Jacinto Mtns. 427 Comment
  UCR33631  Camissonia refracta Faulkner 1978-3-15 272 Riverside Sonoran (Colorado) Desert, 1 mi. west of Hwy 95, 25 mi. north of Blythe 152 Comment
  UCR41609  Camissonia refracta A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6117 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  RSA793019  Camissonia strigulosa Justin M. Wood 2011-4-4 3407 Riverside San Bernardino Mountains Foothills: San Gorgonio River wash, off of Bluff Street, just east of Banning Bench. 881 Comment
  UC1602314  Camissonia strigulosa Alderson 463 Riverside Comment
  UC50342  Camissoniopsis bistorta H. M. Hall Apr. 1903 3843 Riverside near Midlands Comment
  UCSB42115  Camissoniopsis bistorta Roos, John 1966-4-5 Riverside Winchester Comment
  SDSU3366  Camissoniopsis hirtella H. Wedberg 1958-5-18 304 Riverside At view-type parking area west of Mountain center, San Jacinto Mountains. Comment
  JEPS31577  Camissoniopsis ignota C. V. Meyer June 1927 161 Riverside Saunders Meadow Comment
  OBI29872  Camissoniopsis ignota Melissa Luckow, Rhonda Riggins 1982-4-15 829 Riverside Hwy 371, 1.2 mi N of jctn with hwy 79 in Aguanga Comment
  UC1122272  Camissoniopsis pallida subsp. pallida H. S. Yates 1937-3-23 6401 Riverside 2 mi n Palm Springs; San Jacinto Quadrangle Comment
  UC494678  Camissoniopsis pallida subsp. pallida Philip A. Munz 1932-3-14 12003 Riverside edge of wash Coachella Valley, Deep Canyon 91 Comment
  UCR89424  Cardamine debilis G. Foster 1994-12-5 s.n. Riverside Calimesa: Hollandia Farms, 1100 S 7th Street Comment
  UC837256  Carex alma P. A. Munz 1922-5-19 5404 Riverside San Jacinto Canyon, 1 mi above mouth of Strawberry Creek 1158 Comment
  CHSC106640  Carex bolanderi P. Zika; N. Otting, K. Kramer 2010-8-6 25300 Riverside San Jacinto Mountains (SnJt); Bridge over N Fork San Jacinto River, Dark Canyon, at campground. 1785 Comment
  UC729830  Carex multicostata Carl B. Wolf 1932-8-5 3947 Riverside along trail from Tahquitz Valley to San Jacinto Peak; San Jacinto Mts. 2621 Comment
  UC1130  Carex nebrascensis H. M. Hall 1901-7 2484 Riverside Tamarack Valley San Jacinto Mountains 2743 Comment
  CHSC106621  Carex sartwelliana P. F. Zika; Nick Otting 2010-8-6 25299 Riverside N Fork San Jacinto River, Dark Canyon, at Azalea Trails Girl Scout Camp, San Jacinto Ranger District, San Bernardino National Forest. 1910 Comment
  SD136988  Carex triquetra Steve Boyd, Tim Ross 1992-6-10 7640 A Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, San Mateo Canyon about Potrero Escondido, west of junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with the main truck of San Mateo Creek. 671 Comment
  RSA0011151  Carya illinoinensis A. C. Sanders, T. B. Salvato 2003-5-6 26558 Riverside San Bernardino Valley Region: Riverside, west edge of the UCR campus, lower drainage of Big Springs Canyon, near intersection of Canyon Crest Dr. and University Ave. 320 Comment
  POM171282B  Castela emoryi I. M. Johnston 1930-6-15 3787 Riverside Hayfields, Mecca-Blythe Road Comment
  UCR59508  Castilleja affinis Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3557 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake Area, along Arroyo Seco drainage from junction with Kolb Creek, S to within 0.25 mi of Hwy 79 457 Comment
  UCR97665  Castilleja affinis A. C. Sanders, G. Helmkamp 1997-3-15 19962 Riverside Lake Skinner area: NE of Skinner Lake in a tributary to Rawson Canyon, along the dirt road 503 Comment
  UC667383  Castilleja angustifolia Annie M. Alexander and Louise Kellogg 1941-4-27 2088 Riverside Joshua Tree National Monument; Riverside and San Bernardino Counties 1310 Comment
  POM12217  Castilleja applegatei subsp. martinii Mary F. Spencer 1921-7-1 1669 Riverside Idyllwild. 1616 Comment
  RSA448693  Castilleja applegatei subsp. martinii Anstruther Davidson 1883 Riverside Idyllwild. San Jacinto. Comment
  UC1374894  Castilleja applegatei subsp. martinii Noel H. Holmgren and Liew Fah Seong 1969-6-17 3578 Riverside 0.25 mi above Bay Tree Spring (County Rd R1); San Jacinto Mountains Comment
  UCR244426  Castilleja chromosa Jim Andre 2012-4-16 20959 Riverside Southern Mojave Desert, Joshua Tree National Park; north side of Mt Ryan at Sheep Pass Campground area 1370 Comment
  SBBG94912  Castilleja densiflora R. Gaut 1989-5-7 Riverside Santa Rosa Plateau, 5 mi W of Interstate 215 on Clinton Keith Rd, Temescal Valley 609 Comment
  UCR20784  Castilleja exserta A. C. Sanders, Steve Boyd 1980-5-2 1410 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR25605  Castilleja exserta John C. Roos 1941-4-19 173 Riverside Peninsular Range, Loma Linda Hills/Box Springs Mtns.; plateau in Reche Canyon 671 Comment
  RSA770851  Castilleja foliolosa Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4937 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  UCR115997  Castilleja foliolosa A. C. Sanders, Pam MacKay, E. J. Lawlor, C. L. Sanders 2000-3-19 23318 Riverside Shipley-Skinner Reserve area, along old Rawson Rd. just north of Crown Valley, above Diamond Valley 579 Comment
  UCR121245  Castilleja martinii Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2283 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  UCR193419  Castilleja minor subsp. spiralis A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35630 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
  UCR22079  Caucalis microcarpa Steve Boyd 1980-5-3 193 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 625 Comment
  RSA735865  Caulanthus heterophyllus Scott D. White, Justin Wood, Juan Hernandez 2008-3-12 11764 Riverside Site of proposed Liberty Quarry. Mountains between Temecula Valley and Rainbow Valley just W of Interstate 15. N of the San Diego County Line. 335 Comment
  CHSC108492  Caulanthus lasiophyllus Naomi Fraga; Lisa Rojas 2005-2-10 1366 Riverside Colorado Desert; Northeastern Colorado Desert region: Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  UCR68474  Caulanthus lasiophyllus var. rigidus Steve Boyd, A. C. Sanders, M. Skinner 1990-4-28 4444 Riverside Peninsular Range, Vail Lake area, summit of 'Big' Oak Mtn., north of [Vail] Lake 823 Comment
  UC870702  Ceanothus I. W. Clokey, E. G. Anderson 1935-8-21 6737 Riverside Fuller's Creek 1500 Comment
  CAS-BOT-BC48619  Ceanothus cordulatus H. E. McMinn 1925-7-2 1504 Riverside Trail from Idyllwild to Tahquitz Peak Comment
  JEPS42363  Ceanothus cordulatus W. L. Jepson 1903-8-8 2317 Riverside trail below Round Valley; San Jacinto Mt. 2895 Comment
  SD29582  Ceanothus cordulatus D. F. Howe 1941-6-8 1106 Riverside Strawberry Creek, San Jacinto Mts. Comment
  HSC98202  Ceanothus crassifolius C. L. Hitchcock 1966-3-15 24152 Riverside 1 mi. E of Glen Ivy Hot Springs Comment
  SDSU13520  Ceanothus crassifolius W. Miller 1972-8-9 Riverside Comment
  POM146233  Ceanothus cuneatus J. B. Feudge 1925-3-15 1707 Riverside near Gilman Relief Hot Springs 610 Comment
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Mar 13 2011
  CAS-BOT-BC49182  Ceanothus cuneatus var. cuneatus D. O. Burge 2007-3-21 803 b Riverside San Jacinto Moutains, at intersection of Chimney Flats Road and USFs Road 5S13, 2.8 road miles (4.5 km) 1440 Comment
  RSA5478  Ceanothus greggii var. perplexans Carl B. Wolf 1932-5-24 3655 Riverside Snow Creek, north base San Jacinto Mountains. 1 mile above the Fish Hatchery. 793 Comment
  SBBG4361  Ceanothus leucodermis M. Van Rensselaer 1937-7-21 Riverside below Idyllwild Comment
  UCR13726  Ceanothus leucodermis R. S. Woglum 1941-6-12 3053 Ab Riverside San Jacinto Mtns., Idyllwild 1524 Comment
  RSA0019597  Ceanothus leucodermis Henry J. Ramsey, Henry J. Ramsey 1939-4-22 1037 Riverside Hemet-Anza, Bautista Creek Road. Comment
  RSA0019589  Ceanothus oliganthus var. oliganthus Ora M. Clark 1929-4-6 1950 Riverside South of Hemet. Comment
  RSA569984  Ceanothus ophiochilus Steve Boyd, Kyle Boyd 1993-3-28 7918 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
  SBBG68316  Ceanothus perplexans M. N. Ackley 1928-4-4 929 Riverside Moreno Grade 762 Comment
  UC1392680  Ceanothus perplexans R. F. Hoover 1969-4-13 11227 Riverside Pinyon Flats San Jacinto Mts. Comment
  UCR60865  Ceanothus perplexans Steve Boyd, C. Boyd, K. A. Boyd 1989-4-15 3251 Riverside San Jacinto Mtns., Anza Valley, along Hwy 371, 0.5 mi south of the junction with Hwy 74 1463 Comment
  UCR87881  Ceanothus perplexans G. F. Pratt 1994-3-21 94- 01 Riverside Mojave Desert, Little San Bernardino Mountains, Joshua Tree National Monument, 1 mi north of Quail Mountain 1524 Comment
  RSA0022335  Ceanothus perplexans Jerry Wilk 1969-5-24 s.n. Riverside 15 mi So. of Banning on Palms to Pines Hwy. Comment
  RSA0050342  Ceanothus tomentosus W. Pequegnat 1940-6-18 s.n. Riverside Sierra Peak, Santa Ana Mountains. Comment
  SD152768  Ceanothus tomentosus Steve Boyd 1992-3-21 6739 Riverside Santa Ana Mountains, San Mateo Cyn Wilderness Area. Tenaja Cyn, along trail from wilderness boundary downstream towards Fisherman's Camp. 366 Comment
  RSA278302  Ceanothus tomentosus var. olivaceus C. W. Tilforth, Walter Wisura 1979-5-23 1804 B Riverside Murrieta-DeLuz Rd., ca. 2 air miles south of Murrieta. 335 Comment
  RSA126838  Cenchrus spinifex H. S. Yates 1937-6-28 6741 Riverside Near Indio. 30 Comment
  UCR174448  Centaurium venustum A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32505 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  CAS-BOT-BC354343  Centromadia pungens subsp. pungens R. E. Riefner, Jr. 2012-7-23 12 -321 Riverside City of Hemet, ca 100 yds N of W. Devonshire Ave. and Meyers St. 473 Comment
  RSA741007  Cerastium glomeratum Scott D. White, Justin M. Wood 2008-6-18 12219 Riverside San Jacinto Mountains: K Flat Meadow. 1433 Comment
  UCR195115  Cerastium glomeratum A. C. Sanders, Tim Thomas 2008-8-1 35960 Riverside Peninsular Range; San Jacinto Mtns., lower Coldwater Creek near Mountain Center, SSE of Keenwild Fire Station 1372 Comment
  CSUSB1617  Cercidium floridum Wayne White 1975-5-17 Riverside Chuckwalla Mountains On Red Cloud Road, off Highway I-10, Chuckwalla Mountains. Colorado Desert. 484 Comment
  CSUSB929  Cercidium floridum M. Quinlan 1974-4-18 Riverside Found in Riverside county about 4 miles from Palm Springs in the Agua Caliente Indian Reservation located in the San Andreas canyon. 304 Comment
  RSA11596  Cercidium floridum C. Epling, Wm. Robison 1933-6-24 s.n Riverside Collected near Indio. Comment
  RSA674958  Cercocarpus minutiflorus Scott D. White, Teresa Salvato 2001-6-8 8569 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. 335 Comment
  UCR207361  Cestrum O. F. Clarke 2002-11-24 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR262260  Chaenactis artemisiifolia T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-23 3725 Riverside San Jacinto Mountains, San Jacinto River Canyon, along South Fork Trail (FSR 2E17), c. halfway between Hwy 74 and the bottom of the canyon 1274 Comment
  CAS-BOT-BC276398  Chaenactis carphoclinia N. Aitkenhead 1977-2-3 2112 Riverside At intersection of T/L with Chuckwalla Road Comment
  CLARK-A1656-774  Chaenactis carphoclinia Theo Glenn 1982-4-18 Riverside Painted Canyon Comment
  SEINET4143283 Image available Chaenactis carphoclinia Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4615 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock 402 Comment
  GMDRC9818  Chaenactis carphoclinia var. carphoclinia J. M. Andre 2017-3-1 38065 Riverside Coxcomb Mountains: north of Hwy 177 at JTNP boundary, 10.1 mi. NE of Desert Center (I-10) 159 Comment
  RSA777421  Chaenactis carphoclinia var. carphoclinia Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 778 Riverside Mecca Hills, just south of Shaver's Well. 305 Comment
  SEINET4023348 Image available Chaenactis glabriuscula O. M. Clark 1929-1 122 Riverside South Cabazon, southern California. Comment
  UCR213851  Chaenactis glabriuscula Scott D. White, Justin M. Wood 2009-5-21 12864 Riverside San Jacinto Mountains, Garner Valley, near abandoned duck ponds, south of Quinn Flat 1366 Comment
  UCR230767  Chaenactis glabriuscula A. C. Sanders 2010-4-7 37823 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, under powerlines near dirt extension of Lake St., 1.1 mi. NW (356 deg. ) of intersection of I-15 and Lake St. 549 Comment
  CAS-BOT-BC277413  Chaenactis glabriuscula var. glabriuscula M. Bourell; R. Patterson; S. Timbrook 1986-4-7 2955 Riverside Temescal Canyon Rd. ca. 1 mi. SE of Glenn Ivy Hotsprings [Hot Springs], ca. 200 meters from RR overpass 259 Comment
  POM122831  Chaenactis glabriuscula var. glabriuscula Marcus E. Jones 1926-5-29 s.n. Riverside South of Temecula. Comment
  RSA528099  Chaenactis glabriuscula var. glabriuscula Steve Myers 1991-4-1 91 -27 Riverside City of Banning, W of Fields Road, N of Interstate 10 & S of the Morongo Indin Reservation 671 Comment
  RSA586326  Chaenactis glabriuscula var. glabriuscula Darin L. Banks, Steve Boyd 1995-5-3 0191 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  RSA232934  Chamaesyce maculata Lewis S. Ross 1967-12-19 67179 Riverside La Quinta. 15 Comment
  RSA599302  Chamaesyce micromera L. C. Wheeler 1954-9-25 7097 Riverside South end of Mule Mountains, near Ripley. Comment
  UCR260958  Chamaesyce ocellata subsp. arenicola Duncan S. Bell 2013-1-30 4444 Riverside Sonoran (Colorado) Desert, the Mecca Hills, an unnamed canyon between Thermal Canyon and Painted Canyon, just to the west of Mecca Hills Peak 1642 138 Comment
  POM295994  Chamaesyce polycarpa Lyman Benson 1945-3-29 11647 Riverside 2 miles south of Whitewater. 366 Comment
  RSA736554  Chamaesyce polycarpa Scott D. White, Angelia Carey 2004-7-2 10579 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  UC195031  Chamaesyce polycarpa Joseph Grinnell 1910-3-17 Riverside Colorado River, Riverside Mtn Comment
  RSA432486A  Chamaesyce polycarpa var. hirtella Gale Sphon 1955-5-20 s.n. Riverside Dead Indian Canyon, near Palm Springs. Comment
  JOTR30052  Chamaesyce serpyllifolia La Doux, Tasha, Jade Mohajerin 2006-10-12 1662 Riverside Joshua Tree National Park. Geo Tour Road, in the area burned in July 2006 Comment
  POM6696  Chamaesyce setiloba P. A. Munz, L. T. Street, G. Williams 1919-3-25 2323 Riverside Palm Canyon. 213 Comment
  RSA433502B  Chamaesyce setiloba Christopher Davidson, Josephine Jones 1980-4-4 9947 Riverside Orocopia Mts. West end of the mountains in a small canyon and wash almost due south of Oro Peak. 518 Comment
  RSA599303  Chamaesyce setiloba L. C. Wheeler 1954-9-25 7096 Riverside South end of Mule Mountains, near Ripley. Comment
  POM6793  Cheilanthes clevelandii Anonymous 1886-5-31 s.n. Riverside Banning Comment
  CAS-BOT-BC70041  Cheilanthes covillei Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  SEINET804427  Cheilanthes covillei Carl B. Wolf 1932-1 4277 Riverside Colorado Desert. Little San Bernardino Mountains. Morongo Wash at Riverside County line. 731 Comment
  UCR178564  Cheilanthes covillei R. G. Swinney 1967-3-5 47 Riverside San Jacinto Mtns/Colorado Desert, Snow Creek 381 Comment
  UCR178965  Cheilanthes covillei Mitch Provance, Tracy Tennant 1998-6-16 MOR- 398 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, just north of tree stand M-09 1280 Comment
  CAS-BOT-BC68058  Cheilanthes parryi Larry Kiefer 1963-3-24 480 Riverside Andreas Canyon 457 Comment
  UC669239  Cheilanthes parryi Annie M. Alexander and Louise Kellogg 1941-2-28 1878 Riverside Andreas Canyon; San Jacinto Mts 350 Comment
  UCR41423  Cheilanthes parryi A. C. Sanders 1985-12-22 5962 C Riverside Coachella Valley, foot of the Santa Rosa Mountains, W end of Ave. 74, 2.6 mi west of Polk Street. Southern edge of Martinez Canyon. 122 Comment
  UC71221  Cheilanthes viscida W. G. Wright April 1880 Riverside White Water Canyon Comment
  POM926  Cheilanthes viscida I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon, Little Palm Canyon fork 305 Comment
  UCR113607  Chenopodium album A. C. Sanders, Mitch Provance 2000-10-16 23722 Riverside Riverside, railroad right of way between Watkins Dr. and Campus View Dr., near site of Lemona siding 335 Comment
  RSA709798  Chenopodium berlandieri A. C. Sanders 2004-7-1 28377 Riverside Perris-Aguanga Surface/Menifee Valley Region: Paloma Valley, ca. 1.5 mile NW of the Menifee-Antelope Community Hall , 0.6 mi. E of Murrieta Rd. near the NW foot of a large rocky hill (1762 ft.) and ca. 5 miles due south of Sun City. 457 Comment
  UCR278876  Chenopodium berlandieri Mitch Provance 2012-7-17 712- 16 Riverside Beaumont Plain, Banning, south of I-10, vicinity of corner of Sunset Ave. and Westward Ave. 741 Comment
  UCR114616  Chenopodium berlandieri var. zschackei Mitch Provance 2000-9-1 2223 B Riverside Juupa Mtns., Belltown/Rubidoux area, along the RR tracks on the E side of Rubidoux Blvd at the SW side of Crestmore Hill (Riverside Cement Company). 274 Comment
  SBBG65369  Chenopodium leptophyllum R. Hoffmann 1929-9-6 Riverside San Jacinto Mtns 2438 Comment
  UCR256891  Chenopodium murale Duncan S. Bell, Evan Meyer 2014-4-2 6492 Riverside Sonoran (Colorado) Desert, Orocopia Mountains Wilderness boundary, southern section of range; c. 0.4 air mile south of Canyon Spring 352 Comment
  CSUSB730  Chilopsis linearis Vicki Barnum 1968-5-17 S. N. Riverside Palm Springs. Side of mountain, San Jacinto, 1/4 mile from Tram Way parking lot on side of road. 701 Comment
  RSA0011036  Chilopsis linearis Kristin Forgrave, Sarah De Groot 2013-6-4 13 Riverside Box Canyon Rd near Salton Sea, by end of rocks 67 Comment
  UC604961  Chilopsis linearis subsp. arcuata Roxana S. Ferris and Ruth P. Rossbach 1938-5-16 9582 Riverside 2 mi. up Painted Canyon; Mecca Hills Comment
  RSA718829  Chorizanthe brevicornu Michael Honer, L. Hulse 2004-4-3 1922 Riverside Rockhouse Canyon, appx. 1/2 mi. N of intersection with Fargo Canyon. Peninsular Ranges, San Ysidro Mountains: W side of Otay Mtn; 1.5 km SSE of Savage Dam (Otay Lake); N of County Prison; near tributary to Otay River, N of O'Neal Canyon. 610 Comment
  UCR20757  Chorizanthe brevicornu var. brevicornu A. C. Sanders, J. Zabriskie, Steve Boyd 1980-4-17 1324 Riverside Sonoran (Colorado) Desert, Coachella Valley, 5 miles ESE of Thousand Palms, west side of Washington Street c. 1 mi north of Interstate Hwy 10 35 Comment
  UCR249668  Chorizanthe brevicornu var. brevicornu T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7308 Riverside Sonoran (Colorado) Desert, south of Hwy I-10, north of the Chuckwalla Mountains, Chuckwalla Valley Road c. 1.4 km west of its junction with Augustine Pass Road 137 Comment
  CLARK-A1528-3599  Chorizanthe fimbriata John C. Roos 1937-4-23 1807 Riverside White Water Comment
  RSA526140  Chorizanthe fimbriata Steve Boyd, Laurel Artnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4569 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 549 Comment
  HSC85276  Chorizanthe fimbriata var. fimbriata Steve Boyd 1986-5-1 1785 Riverside SW Perris Basin: Hill W of Skunk Hollow. Comment
  UCR35078  Chorizanthe leptoceras L. B. Ziegler 1967-6-14 158 Riverside San Jacinto Mtns., Bautista Creek Canyon 732 Comment
  POM97111  Chorizanthe leptotheca P. A. Munz 1925-5-20 9843 Riverside Aguanga Valley. Comment
  SBBG104057  Chorizanthe parryi var. parryi D. Bramlet 1991-5-9 2133 Riverside North Domenigoni Hills, 1 km SE of end of Warren Rd; in a saddle between Pk 733m (Sec 31) and Pk 728m (Sec 30); T5S, R1W, NW/4 of NE/4, S31 Comment
  UCR194231  Chorizanthe parryi var. parryi Scott D. White 2006-4-28 11321 Riverside Elsinore Basin, Wildomar, east of the I-15 Fwy and north of Baxter Road. South and west-facing hillsides, minor ephemeral wash, and upper bajadas at bases of hills 488 Comment
  UCR249922  Chorizanthe polygonoides var. longispina A. C. Sanders, Steve Boyd, Fred M. Roberts, Robt. L. Allen 2009-4-9 36791 Riverside Peninsular Range; Santa Ana Mtns., Elsinore Peak, c. 0.4 mi. SE of the summit 1014 Comment
  POM13266A  Chorizanthe rigida E. C. Jaeger 1922-3-4 1104 Riverside Painted Canyon near Mecca. Comment
  RSA703746  Chorizanthe rigida LeRoy Gross 2005-3-3 1562 Riverside Palen Mountains, south side. Near end of old prospect road. [From] Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W. 207 Comment
  RSA777391  Chorizanthe rigida Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 793 Riverside Mecca Hills, just south of Shaver's Well. 305 Comment
  RSA543949  Chorizanthe staticoides Steve Boyd, Orlando Mistretta 1991-5-9 6181 Riverside Santa Ana Mountains, lower flank of range along the Bedford Truck Trail on ridge between Bedford and McBribe Canyons. 549 Comment
  UCR209521  Chorizanthe xanti subsp. leucotheca Robert J. Steers, Stan C. Spencer, Matt Willis 2009-6-1 s.n. Riverside San Gorgonio Pass, near the town of Cabazon, west side of the San Gorgonio River on the Morongo Indian Reservation, c. 0.2 mi. WSW of the corner of Dailey Rd. and Sullivan Rd. 675 Comment
  CAS-BOT-BC248057  Chorizanthe xanti var. leucotheca E. H. Daniels; J. Bates 1932-6-6 s.n. Riverside Temescal Canyon, between Corona and Elsinore 350 Comment
  UCR50428  Chrysanthemum carinatum Claudia Petrie 1988-4-1 s.n. Riverside Experimental fields at UCR Comment
  UCR112584  Chrysanthemum coronarium A. C. Sanders 1998-4-16 21753 Riverside Riverside, field on the W side of Iowa Ave., just north of the Santa Fe RR tracks 287 Comment
  UCR230194  Chrysanthemum coronarium A. C. Sanders, T. B. Salvato 2011-4-29 39357 Riverside Peninsular Range; Perris-Aguanga Basin Region, Romoland, McLaughlin Rd. east of Palomar Rd., near powerplant and railroad 445 Comment
  UC489281  Chrysolepis sempervirens C. V. Meyer 1928-7-31 614 Riverside Tahquitz Peak; San Jacinto Mts. 2438 Comment
  POM295621  Chrysothamnus paniculatus Lyman Benson 1955-1-8 15403 Riverside Edge of San Jacinto Mountains, 5 miles NE of Palm Springs 61 Comment
  RSA450415  Chrysothamnus paniculatus J. C. Roos 1965-11-6 s.n. Riverside Whitewater. 305 Comment
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Jan 14 2010
  SEINET7883464 Image available Chrysothamnus paniculatus Lewis S. Rose 1935-1 35677 Riverside Colorado Desert; Whitewater Wash, 3 mi SE Palm Springs Station 305 Comment
  POM295631  Chrysothamnus teretifolius Lyman Benson 1952-12-29 15087 Riverside White Tanks, Joshua Tree National Monument, 915 Comment
  RSA0021694  Chylismia brevipes subsp. brevipes Jim Andre 2013-3-27 24818 Riverside Riverside Mountains; east side of Riverside Mountains, along Hwy 95, 13.2 mi. south of Vidal Jct. 126 Comment
  UC306275  Chylismia cardiophylla subsp. cardiophylla Ivan Johnston 1917-4-4 1083 Riverside Palm Canyon Colorado Desert 304 Comment
  RSA0123363  Chylismia claviformis subsp. aurantiaca Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9041 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
  UC1184359  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-3-15 11847 Riverside 4.5 mi e turn to Painted Canyon; Box Canyon Comment
  UC1184368  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-3-1 11746 Riverside US Hwy 95 8.6 mi n Blythe Comment
  RSA509545  Cicer arietinum Jim Hitchcock 1989-4-12 s.n Riverside University of California Agricultural Operations Buildings. E of Pennsylvania Ave. Growing (as a weed) next to the buildings. Comment
  JEPS30448  Cirsium occidentale var. californicum Donald Kyhos 1958-5-16 58 -186 Riverside 1 mi up road toward Mount Santa Rosa summit; San Jacinto Mts. Comment
  SEINET232559  Cirsium occidentale var. californicum A. C. Sanders, B Pitzer 1987-4-21 7048 Riverside Box Springs Mountains near southernmost radio towers (Riverside East Quad) 792 Comment
  UCD130643  Cirsium occidentale var. californicum E. W. Lathrop 1966-5-8 6453 Riverside 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest, Trabuco District. 274 Comment
  UCD130825  Cirsium vulgare Robert F. Thorne; Steve Boyd, Earl Lathrop 1985-7-18 61280 Riverside De Luz: Arroyo near Murrieta-Guava St. roads, a few miles south of Murrieta. 385 Comment
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Aug 29 2013
  SEINET272323 Image available Citrus sinensis A. C. Sanders 1997-5-2 19774 Riverside Riverside: N of Spruce St. between the RR and the Gage Canal near foot of Box Springs Mtns. 305 Comment
  CAS-BOT-BC172109  Clarkia dudleyana Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  RSA505480  Clarkia dudleyana E. W. Lathrop 1989-5-10 s.n. Riverside 4 miles SW of Corona, West slope of Tin Mine Canyon. Comment
  SDSU8636  Clarkia dudleyana Wende E. Rehlaender 1983-5-5 120 Riverside Reche Canyon, approx 4.4 mi. from NW end of Reche Canyon Rd., 2.5 mi east of Highgrove and 2.5 mi. south of Loma Linda. Plant on a 100ft. hill, 12-15 yards from the road. Comment
  SD140044  Clarkia purpurea Scott White 1993-4-22 1252 Riverside North Alberhill Ranch, in hills North of Walker Canyon. Comment
  CAS-BOT-BC163862  Clarkia purpurea subsp. quadrivulnera Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  CAS-BOT-BC163864  Clarkia purpurea subsp. quadrivulnera E. H. Daniels; J. Bates 1932-6-6 s.n. Riverside Alberhill, Temescal Canyon, between Corona and Elsinore 350 Comment
  RSA768245  Clarkia purpurea subsp. quadrivulnera Justin M. Wood 2010-5-19 1842 Riverside Santa Ana River: +/- 1.4 miles downstream of Prado dam outlet, just NW of Green River Housing Estate. 131 Comment
  UCR1220  Clarkia purpurea subsp. quadrivulnera Martha McCarthy 1960-4-24 s.n. Riverside Santa Ana Mtns. Region, Tenaja Road, 3 mi. from junction with Washington Avenue, Murrieta Comment
  RSA612490  Claytonia parviflora D. L. Banks 1997-2-23 1327 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, north of Pechanga Road, south of Anza Road, just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire. 402 Comment
  UCR165424  Claytonia parviflora A. C. Sanders 2005-4-21 29580 Riverside Peninsular Range, Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 mi. ESE of Gavilan Peak 622 Comment
  UCR178013  Claytonia parviflora Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 025 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Hathaway Canyon, tree stand F-06 915 Comment
  OBI52754  Claytonia perfoliata subsp. perfoliata Steve Myers 1988-1 s.n. Riverside Temescal Cyn, ca 1/4 mi W of intersection of hwy I-15 and Indian Truck Trl 381 Comment
  RSA601196  Clematis ligusticifolia Scott D. White 1996-8-15 4458 Riverside Idyllwild area: Unnamed drainage (tributary to Toll Rd. Cyn.) at crossing w/ USFS Rd. directly W of Isomata. 1540 Comment
  SBBG71894  Clematis pauciflora E. C. Jaeger 1925-5-2 Riverside Kyes Cyn, Box Spring Mts near Riverside Comment
  RSA650739  Cleome isomeris Frank S. Hewitt Jr. 1949-2-14 s.n. Riverside Found on western edge of Colorado Desert of Hwy 99 [ Hwy 10] near Whitewater. 609 Comment
  UCR107404  Cnicus benedictus B. G. Pitzer 1997-3-23 2976 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
  RSA0117439  Collinsia concolor Scott D. White, Michael Honer 2003-4-9 8995 Riverside Gavilan Hills: About 1 mile N of the I-15 Freeway and 1 mile east of Lake St. exit, on and around unnamed peak '2349.' 549 Comment
  UCR42324  Collinsia concolor N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 168 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, 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 489 Comment
  UCR94077  Collinsia heterophylla Scott D. White, M. Jacobsmeyer 1996-4-20 3939 Riverside Elsinore Basin, Bundy Canyon, east of Lake Elsinore; c. 1 road mi. east of Bundy Canyon Rd exit from the Interstate Hwy 15 exit 451 Comment
  RSA305755  Collinsia heterophylla var. heterophylla James R. Shevock 1970-4-25 161 Riverside Coldwater Trail 579 Comment
  UCR166148  Collomia grandiflora T. B. Salvato, John F. Green 2004-5-27 550 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 1 mi SE of Oak Glen Conservation Camp 1402 Comment
  RSA791581  Colubrina californica D. Silverman, M. Bibbo 2010-3-31 7898 Riverside East flank of southern McCoy Mountains, 2.9 km west of Black Creek Road, 5.8 km northeast of McCoy Peak, and 7 km north of I-10. 195 Comment
  SD122941  Convolvulus arvensis Steve Boyd 1985-7-23 1003 Riverside 5.2 miles west of Rancho California on De Luz Road. 395 Comment
  CAS-BOT-BC285929  Conyza bonariensis F. A. Billings 1924-5-1 s.n. Riverside Santa Ana Wash, near Redlands Comment
  RSA0011000  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Jeff Morawetz, Kathleen Ashbaker 2010-6-28 1436 Riverside San Bernardino National Forest: Garner Valley, approximately 2 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1373 Comment
  CLARK-A1528-197  Coreopsis bigelovii Charlotte Stocks 1962-4-2 Riverside Whitewater Canyon Comment
  JOTR29553  Coreopsis bigelovii Andre, Jim, Tasha LaDoux 2006-4-11 6742 Riverside Joshua Tree National Park. Lost Horse Employee Campground 1285 Comment
  RSA552693  Coreopsis californica Steve Boyd, Orlando Mistretta, Timothy S. Ross 1992-2-26 6701 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon. 305 Comment
  POM49860  Corethrogyne filaginifolia P. A. Munz, I. M. Johnston 1924-7-29 8858 Riverside 5 miles SE of Poppet Flat, San Jacinto Mtns. 1372 Comment
  SD137898  Cotula australis Steve Boyd, Dain Banks 1995-4-5 8426 Riverside Palomar Range, Agua Tibia Wilderness Area, eastern edge of the Dripping Springs Alcove. 609 Comment
  SBBG120133  Crassula connata A. C. Sanders with K. Volansky 2005-3-17 29202 Riverside French Valley, SE of Winchester Rd (Hwy 79) between Thompson Rd and Benton Rd, ca. 0.5 mi NE of Adobe Spring, near San Diego Aqueduct 412 Comment
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Mar 20 2011
  UCR274301  Crepis T. B. Salvato, Melissa Clemons 2005-6-6 1421 Riverside Peninsular Range, Gavilan Hills, c. 0.75 mile south-southeast of Steele Peak, 0.6 mile E of Hammack Ranch, and 5 miles north-northeast of Lake Elsinore 579 Comment
  NY268564  Crossosoma bigelovii P. A. Munz 1952-5-2 16235 Riverside Dry Morongo Wash, n.w. end of Coachella Valley. 457.2 Comment
  SBBG36716  Crossosoma bigelovii H. and M. Dearing 1939-11-12 4022 Riverside Morongo Cyn, Morongo Pass Comment
  CHSC109025  Croton californicus Orlando Mistretta; D. Bell, J. Beckman, J. England, K. Kane, et al. 2010-4-12 4604 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm) in the vicinity of Bonnie Bell; between N33.95609, W116.64365 and N33.95477, W116.64248. 525 Comment
  RSA777342  Croton californicus Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4711 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65119 604 Comment
  SEINET3164599  Croton californicus L. S. Copel 1904-5-4 sn Riverside West Canyon, Palm Springs; Colorado Desert Comment
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Aug 3 2013
  SFV2072  Croton californicus M. L. Vincent, R. H. Swade 1963-10-19 465 Riverside Snow Creek Road, 2 miles from its intersection with California State Highway 111. 366 Comment
  UCR128255  Croton californicus A. C. Sanders, Kelly Volansky 2003-10-16 27345 Riverside Moreno Valley, lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. 534 Comment
  UCR274810  Croton californicus David Fraker, Aaron C. Sedgwick 2012-4-4 070 Riverside Sonoran (Colorado) Desert, between Mecca Hills and Salton Sea, close to the aqueduct 122 Comment
  UCR92257  Croton californicus Scott D. White 1995-8-23 3576 Riverside San Jacinto Valley, San Jacinto River, just north of City of San Jacinto boundary, c. 1 mi SE of bridge at State Street 463 Comment
  RSA296185  Croton californicus var. mohavensis B. A. Prigge 1980-8-5 3823 Riverside Whitewater Canyon; 0.5 mile N of trout farm. 701 Comment
  SBBG133561  Croton setiger S. D. White, A. Carey 2004-7-2 10573 Riverside San Jacinto Mtn foothills, Soboba Indian Reservation, Poppet Crk Cyn 549 Comment
  UCR141253  Croton setiger A. C. Sanders, Kelly Volansky 2004-10-6 28819 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-BC202497  Croton wigginsii Winfield 1975-4-27 2444 Riverside Snow Ck Rd ~3 mi from Hiway 111 Comment
  UCR116477  Crypsis schoenoides A. C. Sanders, T. B. Salvato 2001-5-25 24377 Riverside San Jacinto Valley, west end of Hemet-Ryan airport runway, 50-200 m east of Warren Rd. and 100-200 m north of Stetson Ave. 457 Comment
  UCR93829  Crypsis schoenoides G. R. Ballmer, K. T. Stockwell 1995-6-8 s.n. Riverside Peninsular Range, Warm Springs Creek, Budweiser Ranch, 0.25-1 mi upstream of Los Alamos Road crossing 457 Comment
  SEINET3292214 Image available Cryptantha Lewis S. Rose 1938-12-22 38338 Riverside 12 miles Southwest of Cathedral City, Palms to Pines Highway, San Jacinto Mountains 457 Comment
  JOTR28788  Cryptantha angustifolia La Doux, Tasha 2005-3-30 1057 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  POM368196  Cryptantha angustifolia N. C. Cooper 1949-4-8 3294 Riverside Desert Center. 610 Comment
  SBBG6241  Cryptantha angustifolia C. H. Muller 1952-4-6 9508 Riverside Pinto Basin, Joshua Tree Nat Monument Comment
  UC517552  Cryptantha angustifolia John Thomas Howell 1928-3-11 3437 Riverside 6 mi se Garnet Station; Colorado Desert 152 Comment
  UCR214697  Cryptantha angustifolia A. C. Sanders, Richard Dwerlkotte 2010-3-22 37517 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 1.5 mi. SE of Sidewinder Well, south end of Palen Dry Lake, SW of Palen Mtns. 130 Comment
  VVC2472  Cryptantha angustifolia Tim Thomas 2013-3-18 5931 Riverside Sonoran Desert, 12 miles WSW of Blythe; south of I-10. vic of powerline corridor. 145 Comment
  SEINET10455851  Cryptantha angustifolia David B. Dunn 1946-3-15 Dunn 2044 Riverside On same sheet as Dunn 3732, UMO 47597. 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
  SEINET12326518  Cryptantha angustifolia Unknown 1936-1 12822 Riverside Colorado Desert, N of Palm Springs Comment
  CHSC99603  Cryptantha barbigera LeRoy Gross 2005-3-3 1593 Riverside Colorado Desert; Northeastern Colorado Desert region: Palen Mountains, south side. Near end of old prospect road. Near 33.71244N, 115.11171W to 33.72053N, 115.11051W. General collecting along ridge with patino and a rejuvenate steep sided rocky, sandy canyon just to the east. All on a sparse vegetative pebbly plain bajada. 225 Comment
  OBI37463  Cryptantha barbigera M. Roskey & F. Boyen, F. Boyen 1985-5-28 Riverside Big Morongo Preserve. S of Morongo Valley. Main cyn at the lower entrance (from the Coachella Valley) 503 Comment
  POM118734  Cryptantha barbigera Marcus E. Jones 1924-2-28 s.n Riverside Desert Center, Colorado Desert Comment
  RSA784718  Cryptantha barbigera Duncan S. Bell 2012-3-18 3205 Riverside The Mecca Hills; southeastern section of hills; at mouth of Hidden Canyon where drainage is blocked by the Coachella Canal, approximately 2.8 air miles southwest of Hidden Spring. 20 Comment
  SDSU18686  Cryptantha barbigera var. barbigera Kristen Hasenstab, M. G. Simpson 2008-4-1 51 Riverside Joshua Tree National Park. 500 ft from Cottonwood Springs campground. 928 Comment
  UCR227003  Cryptantha barbigera var. fergusoniae Jim Andre 2011-2-2 16234 Riverside Coachella Valley, mouth of Big Morongo Wash, 1 mi east of Hwy 62, just north of North Indian Canyon Road, west of Desert Hot Springs, 7.5 mi north of Hwy I-10 487 Comment
  JOTR33725  Cryptantha circumscissa var. circumscissa La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2726 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Sandy pediment/bajada surrounding granitic ourcrops near Stirrup Tank parking lot (Stop 1) Comment
  RSA3976  Cryptantha costata C. B. Wolf 1932-4-29 3114 Riverside Eastern Colorado Desert, 3 miles S of Rice on the Blythe road. 213 Comment
  RSA780960  Cryptantha costata Stephanie Rockwood, Christi Gabriel 2011-12-14 219 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 107 Comment
  UCR214407  Cryptantha costata A. C. Sanders, Richard Dwerlkotte 2010-3-22 37513 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 2 mi. ESE (98 deg. ) of Sidewinder Well, south end of Palen Dry Lake, SW of Palen Mtns. 129 Comment
  RSA0078808  Cryptantha cycloptera Duncan S. Bell 2009-3-7 21 Riverside Arica Mountains: collecting on the ridgeline of the mountain range just north of the summit along the border of the Palen/McCoy Wilderness area. 614 Comment
  POM293650  Cryptantha intermedia Lyman Benson 1946-4-15 12027 Riverside 2 miles east of Banning, Colorado Desert 609 Comment
  UCR169856  Cryptantha intermedia T. B. Salvato, John F. Green 2004-5-27 584 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  UCR20917  Cryptantha intermedia A. C. Sanders 1978-7-5 00199 Riverside San Jacinto Mountains, James Reserve, near head of Lake Fulmor at the mouth of Indian Creek 1616 Comment
  UCR281801  Cryptantha intermedia Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-5-24 517- 126 Riverside Menifee Valley, Menifee, S. side of Bundy Canyon Rd., vicinity of 'Moss Road'. 527 Comment
  UCSB5583  Cryptantha intermedia Gunnerson, Robert; G., D. 1953-3-22 Riverside At Devil's Garden Comment
  OBI35028  Cryptantha maritima Sears 1978-3-18 926 Riverside 3 mi E of Corn Spring, 9 mi SE of Desert Center, T6S, R16E, sec 23 366 Comment
  RSA0119973  Cryptantha maritima Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-24 9094 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5.75 air miles southeast of the summit of Martinez Mountain. 550 Comment
  CLARK-A1528-2223  Cryptantha micrantha John C. Roos 1949-4-11 4239 Riverside Chuckwalla Mountains Comment
  RSA562062  Cryptantha micrantha Steve Boyd, C. Boyd, K. A. Boyd 1992-4-19 6921 Riverside N end of the Granite Mtns on sandy bajada along powerline road near jtn of Hwy 177 and Hwy 62. Area of transition between Mojave and Colorado Deserts. Comment
  RSA715092  Cryptantha micrantha Sarah J. De Groot, J. Mark Porter 2006-3-14 5202 Riverside North foot of San Jacinto Mts, between Snow Creek Road and Highway 111. Stabilized sand dunes. 351 Comment
  POM46994  Cryptantha micrantha var. lepida Mary F. Spencer 1919-7-3 1347 Riverside Idyllwild. 1646 Comment
  SD39194  Cryptantha micrantha var. lepida Edith A. Purer 1935-4-21 6471 Riverside Desert floor, Palm Springs, western Colorado Desert. Comment
  RSA778529  Cryptantha micrantha var. micrantha Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-31 952 Riverside Dune system along Midland Rice Road, South of Arica Mountains. 305 Comment
  UCD84936  Cryptantha micrantha var. micrantha Chuck Hughes 2010-3-23 208 Riverside About 11.5 miles south of Highway 62, next to railroad tracks. 254 Comment
  SD185169  Cryptantha micromeres A. C. Sanders, Seung-Chul Kim 2005-5-7 30005 Riverside Agua Tibia Mountains: UC Emerson Oaks Reserve, ca. 8.0 miles southeast of Temecula, south of Highway 79 at east end of Pauba Valley, end of Los Caballos Road in vicinity of water tank. 456 Comment
  RSA543954  Cryptantha microstachys Steve Boyd, Orlando Mistretta 1991-5-9 6185 b Riverside Santa Ana Mountains, lower flank of range along the Bedford Truck Trail on ridge between Bedford and McBribe Canyons. 549 Comment
  RSA594505  Cryptantha microstachys D. L. Banks, Rashmi Pant 1996-5-13 1016 Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; In a small spring in oak woodland, approximately 1 km E of the Dripping Springs Guard Station, S of Hwy. 79 536 Comment
  SBBG120595  Cryptantha microstachys A. C. Sanders 2006-5-19 32441 Riverside hills between Murrieta and Menifee Valley, W of I-215, S of Bundy Cyn/Scott Rd and N of Clinton Keith Rd 518 Comment
  UC1537682  Cryptantha microstachys Gordon H. True Jr. 1935-2-20 3 Riverside Box Springs Sycamore Canyon 365 Comment
  UC64399  Cryptantha muricata H. M. Hall Jun 1901 2052 Riverside vicinity Chalk Hill; San Jacinto Mountains 1524 Comment
  GMDRC6563  Cryptantha muricata var. jonesii J. M. Andre 2012-6-15 30518 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
  JOTR30308  Cryptantha pterocarya La Doux, Tasha, Erin Babich, Bill Truesdell 2008-3-10 1741 Riverside Joshua Tree National Park. Stop 2: Near sand hill in Pinto Basin 538 Comment
  RSA499794  Cryptantha racemosa Anstruther Davidson 1904-5-1 1817 Riverside Palm Springs. Comment
  CAS-BOT-BC68027  Cryptogramma acrostichoides Carl B. Wolf 1932-8-5 3978 Riverside San Jacinto Mts. - summit of San Jacinto Peak 3293 Comment
  CDA30995  Cucurbita palmata R. E. Riefner Jr. 2006-8-2 06 -349 Riverside Lakeview Mountains, vicinity of Alicante Drive at Jamawag Road, north of Leon Road. Comment
  CLARK-A1528-1171  Cucurbita palmata John C. Roos 1948-5-15 3830 Riverside Eagle Mountains Comment
  POM6747  Cucurbita palmata P. A. Munz, Street Street 1919-5-7 s.n. Riverside Palm springs 183 Comment
  RSA5153  Cucurbita palmata C. B. Wolf 1932-4-27 1474 Riverside Colorado Desert, 14 miles E. of Mecca on Blythe Road 152 Comment
  SEINET3082941 Image available Cucurbita palmata Unknown 1965-3-7 Riverside Directly 3 miles s of Palm Desert on Palms to Pine highway 122 Comment
  UCR280611  Cuscuta salina Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-4-11 417- 18 Riverside Elsinore Trough, South corner of Baker St. and Bromley Ave. 384 Comment
  LA210111  Cuscuta subinclusa Joseph Andorfer Ewan; 1932-7-9 7497 Riverside Santa Ana River at jct. with Chino Creek Comment
  RSA49307  Cuscuta subinclusa Duncan S. Bell, Colleen Wheeler 2010-7-19 1632 Riverside San Bernardino National Forest: Garner Valley, approximately 2.8 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1383 Comment
  UCR92615  Cuscuta subinclusa Scott D. White 1995-8-23 3563 Riverside San Jacinto Valley, San Jacinto River, just north of City of San Jacinto boundary, c. 1 mi SE of bridge at State Street 463 Comment
  UCR266411  Cycloloma atriplicifolium D. E. Bramlet, Fred M. Roberts 2005-6-6 3872 Riverside San Jacinto Valley, San Jacinto River at Sanderson Ave., north of Ramona Expressway 447 Comment
  RSA77261  Cyclospermum leptophyllum O. F. Clarke 1953-4-3 s.n. Riverside Grounds of Citrus Experiment Station. Comment
  UCR10176  Cylindropuntia bigelovii Anonymous 1969-5-25 21 Riverside Southern Mojave Desert/Sonoran (Colorado) Desert, Joshua Tree Natl. Monument near road leading from Cottonwood Springs to Twenty-nine Palms, in the cholla garden of the Monument 1220 Comment
  UC718129  Cylindropuntia californica var. parkeri Carl B. Wolf 1939-2-24 9491 Riverside 2.4 mi n Aguanga (on road to Anza) 762 Comment
  SEINET5624452 Image available Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2013-4-15 17726 Riverside Chuckwalla Mountains, just south of Corn Springs Wash, 250m east of its confluence with Irish Wash, 500m NW of Aztec Well, 74 km west of Blythe; Desert Center 7.5' USGS topographic quadrangle 641 Comment
  RSA706977  Cynodon dactylon L. M. Prince, J. I. Davis, J. Mark Porter, R. Cerros, N. Refulio 2002-3-16 2 -265 Riverside Whitewater Canyon. ca. 5 km North of CA Hwy 10 on Whitewater Canyon Road. Flat areas along creek. Comment
  SEINET3926489  Cynodon dactylon Faulkner 1978-3-21 348 Riverside 9 miles N of Blythe, Hwy 95, Saline flats.; 0 152 Comment
  UCR110370  Cyperus erythrorhizos A. C. Sanders, Mitch Provance 1999-9-26 23123 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  RSA564024  Cyperus involucratus M. A. Patten, S. J. Myers 1993-8-20 s.n. Riverside Tahquitz Creek and behind the debris basin dam in Palm Springs. 183 Comment
Read comments
Nov 19 2010
  CAS-BOT-BC113965  Cyperus odoratus Frederick Morris Reed 1903-12-13 412 Riverside Bog above Bollingers Dam. Arroyo Chico. Comment
  GMDRC9405  Dalea mollis J. M. Andre 2017-3-4 37170 Riverside along west side of US Hwy 95, 21.4 mi. south of Vidal Junction, just north of Big Maria Mountains 123 Comment
  POM14018  Dalea mollis P. A. Munz 1922-4-8 4738 Riverside Mecca, Colorado desert. -30 Comment
  RSA0027467  Dalea mollis Deidre Conocchioli, Naomi Fraga, Billy Sale 2013-9-25 61 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
  RSA0042919  Dalea mollis Duncan S. Bell, Evan Meyer 2014-4-2 6496 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1 air mile northwest of Canyon Spring. 422 Comment
  SBBG22979  Dalea mollis D. Myrick 1965-3-3 1071 Riverside near Desert Center 304 Comment
  JEPS41662  Dalea mollissima W. L. Jepson 1927-4-12 11637 Riverside Painted Canyon Mecca Hills, Painted Canyon 76 Comment
  POM301796  Dalea mollissima J. Cole 1942-5-19 964 Riverside Ruby Lee Mine, Joshua Tree National Monument. 915 Comment
  RSA717646  Dalea mollissima Scott D. White, Pam De Vries 2006-3-14 11244 Riverside North of the I-10 Freeway a few mi east of Indio, at proposed I-10 / McNaughton Parkway interchange. 91 Comment
  SEINET10903920  Dalea spinosa Billy Joe Cox 1975-6-26 Cox 4203 Riverside Palo verde, 1-3 km w, creosote desert scrub; sandy and gravelly entisols. 21 Comment
  UC19643  Datisca glomerata H. M. Hall Aug 1897 834 Riverside San Jacinto Mountains, Riverside Riverside; San Jacinto Mountains, Riverside 1615 Comment
  CSUSB774  Datura meteloides Wayne White 1975-5-17 Riverside Chuckwalla Mountains On Red Cloud Road, off Highway I-10, Chuckwalla Mountains. Colorado Desert. 484 Comment
  RSA770678  Datura wrightii Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4755 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65119. 604 Comment
  UCR219985  Datura wrightii A. C. Sanders, D. L. Sanders 2010-11-28 38699 Riverside Peninsular Range; NW Gavilan Hills, Angel Canyon Falls, above Home Gardens at the western edge of Riverside, 4.8 km NW (303 deg. ) of Lake Mathews dam, above intersection of Lincoln St. & Indiana Ave. 279 Comment
  RSA525264  Daucus pusillus Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4577 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 579 Comment
  SDSU13680  Daucus pusillus Jutta Buschbom 1991-3-6 11 Riverside SE-Slope, N-Border of reserve, beyond an avocado grove, ca. 500m (15 min.) NW from the fieldstation. Santa Margarita Ecological Reserve Comment
  SEINET13943946 Image available Daucus pusillus H. B. Frost 1914-1 H. B. F. 1328 a & b Riverside Riverside C.E.S. Comment
  SD247321  Deinandra kelloggii Andy Sanders, S. Leatherman, J. Crain 2015-4-6 41570 Riverside Peninsular Range: Temescal Valley, large open parcel between Horsethief Canyon Road and Hostettler Road just south of I-15. 391 Comment
  CDA7818  Deinandra mohavensis K. Esau 1935-6-15 Riverside Hemet Valley. 0 Comment
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Dec 14 2011
  CAS-BOT-BC131035  Deinandra paniculata Mrs. J. D. Abrams 1901-5-20 s.n. Riverside Elsinore Comment
  RSA736380  Deinandra paniculata Scott D. White, Justin M. Wood 2008-5-1 11921 Riverside Perris Basin: I-215 freeway corridor, between freeway and frontage road, S of Scott Rd. 470 Comment
  RSA736661  Deinandra paniculata Justin M. Wood 2008-7-16 25 Riverside Gavilan Hills at Temescal Wash, near Olsen Canyon, Morgan property, Alberhill area. Comment
  RSA736955  Deinandra paniculata Justin M. Wood, Scott D. White, Brandy Ulrich 2008-7-15 22 Riverside W of Anza Valley, adjacent to Cave Rock Rd. Approx. 1/4 mile E of Cahuilla Indian Reservation. 1215 Comment
  RSA0034437  Delphinium parishii subsp. parishii Donald A. Johansen, Joseph A. Ewan 1932-4-10 7094 Riverside Mouth of Tahquitz Canyon, Western Colorado Desert. Comment
  RSA400047  Delphinium patens subsp. hepaticoideum E. Crow 1929-3-17 1925 Riverside Glen Ivy Hot Springs, Santa Ana Mts. Comment
  CAS-BOT-BC198169  Deschampsia danthonioides Frank W. Peirson 1922-5-19 3022 Riverside 10 mi. NE of Murietta along roadside, Menifee Valley Comment
  CLARK-A1528-4580  Deschampsia danthonioides var. gracilis John C. Roos 1952-4-16 5543 Riverside Edgemont 487 Comment
  UCR241478  Descurainia pinnata Tracy Tennant, Jeffrey Ross 1998-4-9 MOR- 1007 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Wood Canyon, east of upper Potrero Canyon 1305 Comment
  JOTR35280  Descurainia pinnata subsp. glabra Andre, Jim 2012-4-16 20981 Riverside Joshua Tree National Park. along Cottonwood Spring Road, approx. 6 mi. south of the North Entrance at Twin Tanks parking area. 1196 Comment
  POM369390  Descurainia pinnata subsp. glabra M. B. Dunkle 1932-3-25 2888 Riverside Cabazon. Colorado desert. 457 Comment
  POM369420  Descurainia pinnata subsp. menziesii M. B. Dunkle 1933-3-3 3023 Riverside Devils Cactus Garden, Colorado Desert 152 Comment
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Mar 20 2011
  UC63394  Descurainia pinnata subsp. menziesii H. M. Hall 1904-5-16 4942 Riverside vicinity Riverside (Fairmount Park); Fairmount Park 243 Comment
  POM13863  Dicentra chrysantha P. A. Munz 1922-4-29 5083 Riverside West of Lake Elsinore; base of elsinore mountains. 488 Comment
  RSA751917  Dicentra chrysantha Scott D. White, Justin M. Wood 2009-5-22 12920 Riverside San Jacinto Mountains: Old Control Road, above Halfway Spring. 1159 Comment
  RSA0047254  Dichelostemma capitatum J. Mark Porter, Leigh A. Johnson 1997-3-10 11463 Riverside Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10). 474 Comment
  JOTR30225  Dichelostemma capitatum subsp. capitatum Leary, C. and Leary, Pat 1979-5-5 2991 Riverside Joshua Tree National Park. Above Lower Covington Flats, Joshua Tree National Monument, T2S R7E sec 6 Comment
  RSA249841  Dichelostemma capitatum subsp. capitatum Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38106 Riverside San Jacinto Mountains: San Bernardino National Forest. Woods above James Reserve. 1676 Comment
  RSA651253  Dichelostemma capitatum subsp. capitatum Diane M. Ramirez 1983-5-15 10 Riverside Mellor Ranch Road, 4 mi S of junction with CA Hwy 243, S of Banning. Comment
  CLARK-A1528-1523  Dichelostemma pulchellum John C. Roos 1952-2-29 5380 Riverside Pigeon Pass Comment
  UCR133657  Dicoria canescens Chet McGaugh 2004-2-25 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, northern Palm Springs, near the Whitewater River channel, NW corner of Sunrise Way and San Rafael 171 Comment
  SD137605  Diplacus brevipes Darin L. Banks, Steve Boyd 1995-4-5 160 Riverside Agua Tibia WildernessArea. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove, E of the Dripping Springs Trail in the N flowing drainage that empties into Arroyo Seco 609 Comment
  RSA0019286  Diplacus brevipes N. C. Cooper 1944-6-16 2005 Riverside San Jacinto Mountains, west side. 1372 Comment
  SD25160  Diplacus longiflorus Frank F. Gander 1939-5-14 7499 Riverside Banning Comment
  RSA0018421  Diplacus longiflorus var. calycinus P. A. Munz 1927-5-21 10884 Riverside 10 miles SW of Coahuila [Cahuilla]. Comment
  RSA0018433  Diplacus longiflorus var. calycinus David M. Thompson 1992-5-18 1070 Riverside 3.0 mi. s of foot of grade [this at 90 degrees turn allowing access to I-10 interchange] along Banning Grade (Hwy 243) in to San Jacinto Mts. 915 Comment
  UCR259226  Distichlis spicata Mitch Provance 2012-4-20 412- 05 Riverside San Timoteo Canyon, just southeast of the SCE El Casco Substation, on the south side of San Timoteo Canyon Rd./Oak Valley Parkway 643 Comment
  RSA421610  Ditaxis lanceolata Anonymous 1893-4-10 s.n. Riverside Palm Springs. 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
  RSA719244  Ditaxis lanceolata Michael Honer, Lincoln Hulse 2004-4-3 1908 Riverside Rockhouse Canyon, appx. 1/2 mi. N of intersection with Fargo Canyon. Peninsular Ranges, San Ysidro Mountains: W side of Otay Mtn; 1.5 km SSE of Savage Dam (Otay Lake); N of County Prison; near tributary to Otay River, N of O'Neal Canyon. 610 Comment
  UC570801  Ditaxis neomexicana H. L. Mason 1928-3-10 4223 Riverside Hidden Springs Canyon Coachella Mts., Hidden Springs Canyon Comment
  UCR104011  Ditaxis neomexicana George K. Helmkamp, E. A. Helmkamp 1998-2-5 2684 Riverside Little San Bernardino Mtns., 3.2 mi. north of junction of Thousand Palms Canyon Road and Dillon Road. 457 Comment
  UCR226672  Ditaxis neomexicana Jim Andre 2011-2-9 15930 Riverside Sonoran (Colorado) Desert, Mecca Hills, along Box Canyon Road at upper end of gorge, c. 6 mi south southeast of the junction with Hwy I-10, c. 12 mi west of Chiriaco Summit 284 Comment
  VVC2111  Ditaxis neomexicana Tim Thomas 2012-8-23 5870 Riverside Colorado Desert, WNW of Blythe on east side of McCoy Mtns, 5 miles north of I-10 168 Comment
  CAS-BOT-BC43654  Dithyrea californica Aven Nelson; Ruth Nelson 1939-3-28 3303 Riverside South of Mecca. Comment
  RSA155552  Dithyrea californica L. S. Rose 1962-3-2 62003 Riverside La Quinta 3 Comment
  UCR244731  Dithyrea californica Jim Andre 2012-3-19 21349 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Hwy 177, 8.6 mi. NE of junction with I-10 152 Comment
  POM96160  Dithyrea californica Marcus E. Jones 1926-2-15 s.n. Riverside Near Indio. Comment
  POM193556  Dodecahema leptoceras C. C. Parry, J. Lemmon 1876-1 367 Riverside Whitewater. Comment
  POM146277  Dodecatheon clevelandii J. B. Feudge 1927-3-14 1730 Riverside Highgrove, Riverside. 335 Comment
  CAS-BOT-BC41629  Draba corrugata var. saxosa Carl B. Wolf 1932-8-5 3979 Riverside San Jacinto Mountains. Summit of San Jacinto Peak. 3293 Comment
  UC729877  Draba corrugata var. saxosa Carl B. Wolf 1932-8-5 3979 Riverside summit San Jacinto Peak San Jacinto Mts., summit San Jacinto Peak 3293 Comment
  POM13286  Draba cuneifolia var. integrifolia E. C. Jaeger 1920-3-1 1057 Riverside Palm Springs Comment
  RSA703471  Draba cuneifolia var. integrifolia LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Lee Worlow 2005-2-17 1414 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground., Near 33 deg 37'32N, 115 deg 19'35W: UTM 3721895N, 655238E to 33 deg 36'52N, 115 deg 19'54: UTM 3720669N, 654757E. 480 Comment
  UCR19087  Draba cuneifolia var. integrifolia John C. Roos 1952-3-19 5402 Riverside Peninsular Range, Box Springs Mountains [east edge of Riverside] 457 Comment
  RSA5512  Draba saxosa C. B. Wolf 1932-8-5 3979 Riverside Rocks at summit of San Jacinto Peak 3294 Comment
  UC64549  Drymocallis glandulosa var. viscida H. M. Hall June, 1901 2204 Riverside vicinity Strawberry Valley; San Jacinto Mountains, vicin Strawberry Valley 1615 Comment
  POM17941  Dryopteris arguta P. A. Munz 1923-6-14 7112 Riverside Glen Ivy Trail to Santiago Peak 1066 Comment
  RSA698475  Dryopteris arguta Jeanne Paxton 1934-4-15 s.n. Riverside Hagador Canyon Comment
  SEINET3071477  Dudleya Marc A. Baker, Michelle Cloud-Hughes 2011-1 Riverside Comment
  UC2059985  Dudleya abramsii K. Nakai 1981-1-22 703 Riverside San Bernardino Mountains, N shore of Lake Baldwin, 1.4 mi E of junction of Highway 18 & 38 on Highway 18. Comment
  CLARK-A1528-1172  Dudleya saxosa Paul M. Estes 1962-5-4 134 Riverside 1219 Comment
  JEPS49922  Dudleya saxosa subsp. aloides W. L. Jepson 1927-4-12 11668 Riverside Whitewater Bridge Colorado Desert, San Gorgonio Pass Comment
  UCR72348  Dyssodia porophylloides Theo Glenn 1991-5-15 91- 35 Riverside Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe 351 Comment
  UCR62324  Echinocereus engelmannii var. engelmannii Ed LaRue 1990-4-13 s.n. Riverside Peninsular Range, 0.5 mi. NW of Aguanga, c. 1.5 mi (air) north of San Diego Co. line, north of Hwy 79 and west of Hwy 371 642 Comment
  JOTR31007  Echinocereus triglochidiatus La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1292 Riverside Joshua Tree National Park. Stop 5: Hexie Mountains, steep gravel slopes above north side of Blue Cut Gorge Comment
  RSA0106466  Echinochloa crus-galli Alan Romspert 2000-7-28 s.n. Riverside 60 Fwy Bridge and Santa Ana Riverbed transect. Comment
  RSA11655  Elatine brachysperma P. A. Munz, I. M. Johnston 1922-5-21 5546 Riverside San Jacinto [Mystic] Lake near Moreno. Comment
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Mar 20 2011
  RSA357153  Elatine chilensis R. F. Thorne 1973-5-23 43851 Riverside Santa Rosa Plateau: Desiccated margin of large vernal pool N side of Mesa de Colorado 609 Comment
  UC838787  Eleocharis acicularis P. A. Munz 1922-7-7 6067 Riverside Tahquitz Valley San Jacinto Mts. 2225 Comment
  UC1832  Eleocharis macrostachya A. J. McClatchie Apr 1892 23 Riverside near Elsinore Comment
  CDA38957  Eleocharis montevidensis F. J. Willmarth 1958-2-28 s.n. Riverside Riverside. 0 Comment
  POM313068  Eleocharis palustris Malcolm A. Nobs, S. Galen Smith 1948-9-3 502 Riverside Thermal. Comment
  OBI37477  Eleocharis radicans Steve Boyd 1985-8-7 1108 Riverside Santa Rosa Plateau region, NW base of Redonda Mesa on Tenaja Rd, 0.8 mi E of jtn with 8S01 and 8S02 Comment
  UCR17656  Eleocharis rostellata A. C. Sanders 1975-6-17 0747 Riverside Santa Ana Riverbottom, just upstream from the Salt Lake Railroad bridge 213 Comment
  RSA78221  Eleusine indica J. C. Roos, E. C. Jaeger 1952-10-8 5899 Riverside Riverside. 259 Comment
  SD136962  Elymus condensatus Steve Boyd 1992-6-10 7632 Riverside San Mateo Canyon about Potrero Escondido, an isolated area of low relief topping the ridge system due west of the junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek 671 Comment
  RSA249850  Elymus elymoides R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38108 Riverside San Bernardino National Forest, San Jacinto Mountains: Above James Reserve in Hall Canyon 1677 Comment
  UCR156351  Elymus glaucus T. B. Salvato, Kent Beaman 2005-5-16 876 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
  UC1137080  Elymus trachycaulus August L. Hormay 1932-8-8 Riverside Tamarack Valley Comment
  POM10398  Emmenanthe penduliflora Charlotte M. Wilder 1904-5-14 159 Riverside Wilders Canyon, Jurupa Hills, Comment
  POM3680  Emmenanthe penduliflora Jenkins, L. T. Street 1917-5-30 1934 Riverside San Jacinto Canyon. Comment
  UCR116927  Emmenanthe penduliflora A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-9 24216 Riverside Perris-Aguanga Basin region, Hemet, SE of intersection of State Street and Gibbel Rd., small hill (1684 ft. at summit) at east end of Diamond Valley, 1 mi. SSW of Hemet Butte 513 Comment
  UCR176189  Emmenanthe penduliflora Amber Bruno 2005-4-14 12 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
  UCR182440  Emmenanthe penduliflora Mitch Provance 2003-5-5 4421 B Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  UCSB5259  Emmenanthe penduliflora Koran, Jr., John 1958-5-18 Riverside 8.4 miles S. of Hemet Lake on Hwy. 74 Comment
  CAS-BOT-BC131163  Encelia actoni Lewis S. Rose 1935-12-21 35680 Riverside Cabazon 609 Comment
  JEPS34119  Encelia actoni C. V. Meyer 1927-6-1 210 Riverside w base of San Jacinto Mts (along Idyllwild Road) Comment
  RSA770416  Encelia actoni Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4884 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
  UC1929885  Encelia actoni Scott D. White, Michael Honer 2003-5-13 9251 Riverside SAN BERNANDINO MOUNTAINS: Whitewater Canyon, ca. 2 miles north of Bonnie Bell. (Whitewater) Comment
  CAS-BOT-BC131327  Encelia farinosa Donald W. Kyhos 1965-3-13 65 -111 Riverside 6.2 miles west of junction of Hwy 78 and Hwy 60-70 near Blythe Comment
  HSC84168  Encelia farinosa B. Pitzer, L. F. LaPre 1987-3-2 421 Riverside Bundy Canyon; ca. 2 mi. SE of Lake Elsinore and 0.5 mi. N of Bundy Canyon Rd. off Raciti Rd. 701 Comment
  JEPS30464  Encelia farinosa Peter H. Raven 1958-1-23 11413 Riverside 2.7 mi w of Whitewater Post Office Comment
  RSA678359  Encelia farinosa Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10494 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  SBBG8061  Encelia farinosa H. and M. Dearing 1937-4-10 2867 Riverside Thousand Palms Cyn Comment
  UC472863  Encelia farinosa M. F. Spencer 1922-4-2 Riverside Colorado Desert; Desert Floor, Palm Springs Comment
  UCD20086  Encelia farinosa Donald W. Kyhos 1965-5-11 65 -210 Riverside Growing at mouth of Whitewater Canyon, about 15 miles northwest of Palm Springs. Comment
  UCR101568  Encelia farinosa Bern Schwenn 1998-4-2 s.n. Riverside Sonoran (Colorado) Desert, S slope of Eagle Mtns, Hayfield 'Cove', a wide cyn mouth c. 2.5 mi. (airline) ENE of Hayfield Pumping Station & 0.75 mi. SE of Hayfield Spring 544 Comment
  UCR90979  Encelia farinosa Scott D. White 1996-3-16 3825 Riverside Perris Basin, Lakeview Mtns, north of Winchester, at 'Maze Stone' Picnic Site 610 Comment
  POM356689  Encelia farinosa var. farinosa F. R. Fosberg 1932-3-13 8067 Riverside Thousand Palm Canyon, Coachella Valley Comment
  RSA308544  Encelia farinosa var. farinosa Henry J. Ramsey, Henry J. Ramsey 1939-11-28 3151 Riverside 10 miles east of Indio. Comment
  RSA0107844  Encelia frutescens Duncan S. Bell, Thomas Stoughton 2010-3-19 582 Riverside West side of the Arica Mountains; within the Palen/McCoy Wilderness area; approximately 2.5 air miles west of Priest Well. 418 Comment
  SEINET3146517  Encelia frutescens L. S. Rose 1935-12-23 35701 Riverside Colorado Desert; above Deep Cyn., San Jacinto Mts., 22 mi. S of Cathedral City 1067 Comment
  RSA383860  Ephedra aspera N. R. Zabriskie 1969-1-4 176 Riverside Andreas Canyon near Palm Springs. 365 Comment
  POM6377  Ephedra californica Philip A. Munz, Street, Williams 1919-3-25 2310 Riverside Sand dunes. Whitewater. 305 Comment
  RSA0098481  Ephedra californica Marc A. Baker, Michelle Cloud-Hughes 2015-3-26 18292 Riverside Chuckwalla Bench, 64 km WSW of Blythe, 3.9 km south of Augustine Pass. 660 Comment
  UCR228390  Ephedra californica Thomas R. Stoughton, J. McConnaughy, Andrew Monks, Malia Volke 2010-3-31 118 Riverside Transverse Ranges; San Bernardino Mountains, Pacific Crest Trail. W of Whitewater Canyon. N of jct of I-10 and Rte 111 740 Comment
  CAS-BOT-BC81683  Ephedra fasciculata Ivan Johnston 1917-4-4 1048 Riverside Palm Canyon 457 Comment
  JOTR31179  Ephedra nevadensis La Doux, Tasha, G. Clifton 2009-5-14 1976 Riverside Joshua Tree National Park. (Stop 1)Little San Bernardino Mountains, Upper Covington Flats, west of trail head 1474 Comment
  RSA660215  Ephedra viridis L. C. Wheeler 1955-6-16 7159 Riverside Palm to Pines Highway: at culvert P5.53 610 Comment
  CAS-BOT-BC165934  Epilobium campestre A. C. Sanders; T. B. Salvato 2001-5-25 24376 Riverside San Jacinto Valley: west end of Hemet-Ryan airport runway, 50-200 m east of Warren Rd. and 100-200 m north of Stetson Ave. 457 Comment
  SD262323  Epilobium campestre Mitch Provance, John Hazlett, Matt K. Beyers, Jeremiah George 2017-5-23 517 28 Riverside Menifee Valley: Menifee, about 0.5 miles south of Sun City, and 0.5 miles west of Romoland, SW corner of Lazy Creek Rd and Murrieta Rd (Romoland 7.5'Q) 430 Comment
  RSA48879  Epilobium canum subsp. canum J. C. Roos 1949-9-21 4663 Riverside Reche Canyon, 2.7 miles south of Hollow Hill Dairy 457 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-BC171738  Epilobium canum subsp. latifolium Louis C. Wheeler 1931-10-3 197 Riverside Strawberry-Tahquitz Valley Trail, San Jacinto Mts. 2346 Comment
  POM153434  Epilobium canum subsp. latifolium Martha Hilend 1927-12-31 s.n. Riverside Cottonwood Springs. South edge of Mojave Desert. Comment
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Sep 20 2011
  RSA5469  Epilobium canum subsp. latifolium Carl B. Wolf 1932-10-12 4299 Riverside Pinyon Well, Little San Bernardino Mts. 1220 Comment
  UCR39543  Epilobium ciliatum A. C. Sanders 1980-8-21 1777 Riverside San Jacinto Mountains, Mt. San Jacinto Wilderness Area. east of Saddle Junction at the head of Tahquitz Creek, c. 2 mi NE of Idyllwild 2409 Comment
  RSA621897  Epilobium ciliatum subsp. ciliatum Steve Boyd, T. S. Ross, L. Arnseth 1989-6-4 3639 Riverside Vail Lake area, Temecula Creek, SE of the lake, just N of Hwy 79. 488 Comment
  RSA381727  Epipactis gigantea N. C. Cooper 1944-4-8 s.n. Riverside San Bernardino National Forest, San Jacinto Mountains: Andreas Canyon (near Palm Springs) 457 Comment
  SEINET7048051  Epipactis gigantea Steven R. Hill 2001-4-29 33526 Riverside Whitewater Canyon, along Whitewater River, east side of canyon, east of Whitewater Canyon Road, about 2 miles north of Route I-10. Elevation about 1800 feet. Comment
  UC4492  Epipactis gigantea H. M. Hall July, 1901 2370 Riverside vicinity of Strawberry Valley San Jacinto Mountains 1645 Comment
  RSA741435  Equisetum laevigatum Scott D. White, Justin M. Wood 2008-6-18 12250 Riverside Meadow N/W of Keen Camp Summit, SW of hwy 79. 1402 Comment
  POM146222  Eragrostis cilianensis F. M. Reed 1927-10-25 5520 Riverside Riverside Comment
  RSA450452  Eragrostis curvula J. C. Roos 1965-9-16 s.n. Riverside Lakeview Comment
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Sep 19 2018
  RSA595260  Eragrostis curvula var. conferta D. L. Banks, Elizabeth Hedge Banks 1996-5-2 965 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; Along Los Caballos Road, approximately 0.5 m S of Hwy. 79, 100 m N of the Golf Course access road; along the W side of the road next to a citrus orchard. 399 Comment
  RSA653239  Eragrostis mexicana subsp. virescens Mitch Provance, A. C. Sanders 2000-7-4 2081 Riverside Riverside: Santa Ana River Wash, between the Market St. and Riverside Ave crossings. 244 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
  RSA0045065  Eremogone macradenia var. macradenia P. H. Raven 1958-5-5 12899 Riverside To the west of Split Rock Tank, Joshua Tree National Monument. Comment
  CAS-BOT-BC160067  Eremothera boothii subsp. condensata Marcus E. Jones 1927-4-1 s.n. Riverside Keys Ranch, near Morongo Valley Comment
  UC310589  Eremothera boothii subsp. condensata Philip A. Munz 1926-1-31 9960 Riverside Dos Palmos Spring Colorado Desert Comment
  UCSB10040  Eremothera boothii subsp. condensata Haller, John 1960-4-2 Riverside Lower slopes of Orocopia Mountains, 1.5 mi S of the junc. of U.S. 60-70 and the S entrance road to Joshua Tree Natl. Mon. 579 Comment
  RSA0026192  Eremothera chamaenerioides Jim Andre 2013-3-4 23872 Riverside Riverside Mountains; east side of range, along rocky dirt road to historic mine area, 0.8 miles west of Hwy 95, approx 12 miles south of Vidal Junction. 127 Comment
  CAS-BOT-BC514310  Eriastrum densifolium subsp. austromontanum G. B. Grant 1901-8-1 11429 Riverside San Jacinto Mountains: Strawberry Valley Comment
  CAS-BOT-BC514311  Eriastrum densifolium subsp. austromontanum C. Epling; Wm. Robison 1933-6-25 s.n. Riverside Little San Bernardino Mountains: Black Rock near Warren's Well 1371 Comment
  CAS-BOT-BC514312  Eriastrum densifolium subsp. austromontanum Gary D. Wallace; D. Wilken 1966-7-3 641 Riverside San Bernardino Nat. For.: Thomas Mtn. Rd, S of Lookout Comment
  CAS-BOT-BC514314  Eriastrum densifolium subsp. austromontanum C. W. Tilforth 1976-7-21 1222 Riverside C. 5 mi N of Idyllwild 1524 Comment
  UCR3477  Eriastrum eremicum Sally Bell 1964-4-18 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, on Indian Ave. about 3 mi. from the junction with the 29 Palms Hwy, on east side of road along shoulder 396 Comment
  UCSB41261  Eriastrum eremicum Cowan, Clark 1978-6-23 Riverside 6.3 mi. S. on Hwy 74 from its jct. with Hwy 111 at Indian Wells; Whittaker transect #W 219 480 Comment
  UC901712  Eriastrum eremicum subsp. eremicum Alice Eastwood 1913-4-30 2984 Riverside Palm Springs Comment
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Aug 27 2011
  RSA0120086  Eriastrum eremicum subsp. eremicum P. A. Munz 1937-5-29 15148 Riverside Palms to Pines Highway, Deep Canyon, Santa Rosa Mountains. 1067 Comment
  SEINET3005079  Eriastrum harwoodii G. Rink 2011-5-7 10517 Riverside Large powerlines about 10 miles west-southwest of Blythe, active sand dunes 121 Comment
  CAS-BOT-BC187906  Eriastrum sapphirinum subsp. dasyanthum Clare B. Hardham 1965-6-17 12950 Riverside Near Banning, San Jacinto Mountains Comment
  RSA0122016  Eriastrum sapphirinum subsp. dasyanthum Steve Boyd, Dave Bramlet 1990-4-29 4487 Riverside Lake Skinner County Park, S flank of Bachelor Mountain. Comment
  RSA0043246  Eriastrum sapphirinum subsp. dasyanthum N. C. Cooper 1944-7-15 1578 Riverside Banning. 701 Comment
  RSA0122978  Eriastrum sapphirinum subsp. sapphirinum P. A. Munz 1922-7-4 5973 Riverside Hemet Valley, San Jacinto Mountains. 1372 Comment
  POM48338  Ericameria linearifolia E. C. Jaeger 1925-3-1 s.n. Riverside Snow Canyon, San Jacinto Mts. 457 Comment
  UCR163401  Ericameria linearifolia O. F. Clarke 2002-3-15 s.n. Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR100361  Ericameria palmeri var. pachylepis A. C. Sanders, T. Tennant 1997-11-14 21605 Riverside San Bernardino Mtns., Morongo Indian Reservation, Hathaway Canyon drainage. 884 Comment
  RSA552731  Ericameria pinifolia Steve Boyd, Timothy S. Ross, Orlando Mistretta 1992-3-31 6753 a Riverside San Mateo Canyon Wilderness Area. Morgan Trail from Round Potrero W to junction with Tenaja Trail in N-fork Bear Creek. 671 Comment
  RSA525419  Erigeron foliosus Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4527 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake Comment
  CAS-BOT-BC296240  Erigeron foliosus var. foliosus Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  CAS-BOT-BC296241  Erigeron foliosus var. foliosus F. Grinnell 1908-7-1 s.n. Riverside Strawberry Valley, San Jacinto Mts. 1828 Comment
  CAS-BOT-BC296242  Erigeron foliosus var. foliosus Mary F. Spencer 1919-6-19 1201 Riverside San Jacinto Mts. 1615 Comment
  CAS-BOT-BC296244  Erigeron foliosus var. foliosus D. E. Breedlove 1961-8-4 930 Riverside Along Riverside Highway 1 at junction with road to Black Mountain Campground, San Jacinto Mountains 1676 Comment
  RSA701741  Erigeron foliosus var. foliosus Steve Boyd, Valerie L. Soza 2004-6-22 11538 Riverside Western flank of the range in Hall Canyon, at the south end of Lake Fulmor, just north of Hwy 243. 1646 Comment
  POM263072  Eriochloa aristata J. C. Roos 1937-8-20 477 Riverside Palo Verde Valley, Colorado Desert. Comment
  CDA2092  Eriochloa contracta T. C. Fuller 1962-10-3 9702 Riverside Palo Verde Valley. Northwest corner of Neighbors Blvd. & Avenue 22, 1.4 miles north of Ripley. 0 Comment
  RSA737429  Eriochloa contracta Justin M. Wood 2008-8-31 127 Riverside Romoland, 1/4 mile S of Ethanac Rd. between San Jacinto Rd. and Palomar Rd. just south of railroad tracks. 442 Comment
  CHSC682  Eriodictyon crassifolium 1940-3-10 Riverside Sage Comment
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Mar 10 2013
  CSUSB104  Eriodictyon crassifolium Kheng Try Seng 1966-4-13 660413 13 Riverside Santa Ana Mountains Northeast slope of Santa Ana Mountain. End of Main Street, 4 miles from downtown Corona. 457 Comment
  SD229190  Eriodictyon crassifolium var. crassifolium Dick Schwenkmeyer 2012-10-16 929 Riverside Approx. 2 mi. south of U.S. Highway 10 at Cabazon. 551 Comment
  UC24072  Eriodictyon crassifolium var. crassifolium Geo. F. Reinhardt June, 1897 Riverside San Jacinto Valley Comment
  CAS-BOT-BC222694  Eriodictyon trichocalyx A. C. Sanders; J. Goetzen 1996-5-1 18124 Riverside San Bernardino Mtns.: Morongo Indian Reservation, along dirt road in Hathaway Crk. Cyn., N of Banning 915 Comment
  UCR241663  Eriodictyon trichocalyx T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 331 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  UCR119408  Eriodictyon trichocalyx var. trichocalyx Mitch Provance 1998-6-12 701 Riverside Santa Ana River Wash, Riverside, 1/8 mile NW of Tequesquite Ave. and Gregory Rd. 229 Comment
  JOTR33960  Eriogonum angulosum La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2846 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; sandy wash and gravelly benches with bouldery granitic outcrops Comment
  RSA393051  Eriogonum apiculatum N. R. Zabriskie, Walter M. Zabriskie 1969-9-20 234 Riverside Forest Service road to Deer Springs Trail beyond end of road up west bank Strawberry Creek, above Fern Valley Corners, Idyllwild 1982 Comment
  SBBG123018  Eriogonum apiculatum L. Wheeler 1945-10-7 6412 Riverside divide between W Fk Snow Crk and N Fk San Jacinto River 2377 Comment
  RSA792161  Eriogonum davidsonii A. C. Sanders, Mitch Provance 2008-7-11 35750 Riverside Coldwater Creek along trails in vicinity of junction of South Ridge and Coldwater Trails, 1.25 mi. NE of Mountain Center, c. 3/4 mile NE of Keenwild Fire Station 1450 Comment
  CAS-BOT-BC256128  Eriogonum deflexum var. deflexum Aven Nelson; Ruth Nelson 1939-3-29 3325 Riverside Hidden Springs Canyon, not far from Mecca Comment
  JOTR31983  Eriogonum deflexum var. deflexum La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2218 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; bouldery canyon with sandy wash bottom 731 Comment
  RSA393269  Eriogonum deflexum var. deflexum N. C. Cooper 1949-4-8 3257 Riverside Mecca Pass east of Indio. 610 Comment
  RSA191436  Eriogonum elongatum E. W. Lathrop, Robert F. Thorne 1967-9-26 6655 Riverside 4 mi. NW of Murietta, 1 mi. W of Santa Rosa Ranch. Comment
  UCR93086  Eriogonum fasciculatum var. foliolosum A. C. Sanders, S. Ogg 1994-7-28 15190 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
  JEPS56984  Eriogonum fasciculatum var. polifolium W. L. Jepson 1901-5-31 1562 b Riverside Temescal Wash 335 Comment
  RSA33527  Eriogonum fasciculatum var. polifolium N. C. Cooper 1944-7-15 1576 Riverside Palms to Pine Hwy 152 Comment
  RSA650861  Eriogonum fasciculatum var. polifolium C. J. Humphrey, Herbert Humphrey 1936-6-7 49 Riverside In foothills 18 miles East of Riverside. 549 Comment
  SEINET10624394  Eriogonum fasciculatum var. polifolium Greg Gust, Leith Nye 2005-3-11 Gust 543 Riverside Lake Elsinore City Limits. Hwy 74 ca. 2 mile W of Lake Elsinore on hill slope pullout. 691 Comment
  UCSB1477  Eriogonum fasciculatum var. polifolium Haller, John 1950-5-21 Riverside San Jacinto Mts; Palms-to-Pines Hwy; 9 mi from desert floor Comment
  CLARK-A1528-3649  Eriogonum gracile Robin Kobaly 1977-8-26 Riverside Comment
  SD152782  Eriogonum gracile Steve Boyd 1992-10-14 7718 Riverside San Mateo Canyon Wilderness Area, Northeastern corner of the wilderness, south of Elsinore Peak 975 Comment
  UCR261191  Eriogonum gracile A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-5-18 41719 Riverside Esinore, large vacant lot NW of Hwy 74 and SW of the intersection of 74 and Collier Ave. 386 Comment
  RSA78289  Eriogonum gracile var. incultum P. A. Munz, E. K. Balls 1952-8-21 17966 Riverside Hamilton Creek, s.e. part of San Jacinto Mts. 1372 Comment
  SEINET4087516  Eriogonum inflatum G. T. Manthey 1977-1 1630 Riverside Road leading from Mecca to Joshua Tree National Monument. Comment
  RSA342561  Eriogonum inflatum var. inflatum Robert F. Thorne, W. A. Tilforth 1980-5-28 54194 Riverside San Bernardino Mountains: Whitewater ridge above old bridge. Comment
  CAS-BOT-BC263116  Eriogonum maculatum H. M. Hall 1899-6-1 1268 Riverside San Antonio Mountains. North side 1828 Comment
  JEPS56775  Eriogonum maculatum Marjorie D. Clary 1932-6-5 1020 Riverside 15 mi nw Indio (Dead Indian Trail); Colorado Desert 243 Comment
  JOTR37441  Eriogonum maculatum Hodges, Stephen, T. Green 2016-5-24 563 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Quail Mountain Complex; along social trail ascending from Quail Springs parking lot towards Johnny Lang Canyon (Stop 1). Comment
  JOTR34125  Eriogonum nidularium La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1014 Riverside Joshua Tree National Park. Large open bajada in northwest Eagle Mountains, approx. 1.75 mi northeast of Cottonwood Visitor Center along roadside of Rte. 11 930 Comment
  RSA393613  Eriogonum nudum var. pauciflorum M. B. Dunkle 1933-7-19 3692 Riverside Tahquitz Ridge. San Jacinto Mountains. 2530 Comment
  RSA0056350  Eriogonum pusillum A. Lee Haines 1974-4-8 s.n. Riverside North side of Orocopia Mountains. 396 Comment
  RSA0127853  Eriogonum reniforme G. Rink 2013-3-29 11917 Riverside About twelve miles west of Blythe, along the T-line for the proposed Quartzite solar power plant. Comment
  JOTR34365  Eriogonum thomasii Andre, Jim 2012-4-16 20881 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  POM122085  Eriogonum thomasii Marcus E. Jones 1903-5-10 s.n. Riverside Palm Springs. 61 Comment
  POM259741  Eriogonum thomasii E. C. Jaeger 1939-12-28 s.n. Riverside Burro Canon, 5 miles east of Thousand Palms. 183 Comment
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Apr 3 2011
  RSA0020370  Eriogonum thomasii Duncan S. Bell 2012-3-4 3129 Riverside Arica Mountains; west side of range, approximately 2.3 air miles west of Priests Well. 420 Comment
  RSA339313  Eriogonum thomasii Robert F. Thorne, W. A. Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54044 Riverside Along Whitewater River, E of bridge and levee. Comment
  CAS-BOT-BC263582  Eriogonum trichopes P. A. Munz; R. D. Harwood 1920-4-4 3528 Riverside Pass So. of Palm Springs 152 Comment
  CAS-BOT-BC263584  Eriogonum trichopes L. A. Greata No date on label. 400 Riverside Coachella, Colorado Desert Comment
  UCR50886  Eriogonum trichopes A. C. Sanders 1988-5-11 7809 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal, east of the gasline road from Niland 549 Comment
  UCR35084  Eriogonum wrightii var. membranaceum L. B. Ziegler 1964-8-25 14 Riverside San Jacinto Mtns., Garner (Hemet) Valley 1402 Comment
  UC1133260  Erioneuron pulchellum H. S. Yates 1937-6-27 Riverside Deep Canyon Thermal Quadrangle (head) Comment
  RSA543182  Eriophyllum confertiflorum Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6121 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  RSA777337  Eriophyllum confertiflorum Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4701 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65120 604 Comment
  SDSU20271  Eriophyllum confertiflorum Adrienne D. Russell, Tahirch Linz & Matt Guilliams 2000-4-29 123 Riverside Santa Margarita Ecological Reserve, Temecula, insect trail, mapping project for plant taxonomy class. Comment
  UCR137355  Eriophyllum confertiflorum 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
  UCR177115  Eriophyllum confertiflorum Tracy Tennant, Jeffrey Ross 1998-3-10 MOR- 1107 Riverside San Bernardino Mtns., Morongo Indian Reservation, Potrero Canyon 1037 Comment
  UCR92389  Eriophyllum confertiflorum F. M. Reed 1926-5-15 5368 Riverside Peninsular Range, Foothills south of Menifee 579 Comment
  JOTR32188  Eriophyllum confertiflorum var. confertiflorum 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
  SBBG45043  Eriophyllum confertiflorum var. confertiflorum N. C. Cooper 1944-4-22 1123 Riverside Banning 762 Comment
  UCR175239  Eriophyllum confertiflorum var. confertiflorum Jim Andre 2006-4-26 6746 Riverside South Mojave Desert, Joshua Tree National Park: c. 5 mi NNE of Rattlesnake Spring, on ridge just south of radio tower and NE corner of park boundary 1321 Comment
  CAS-BOT-BC301797  Eriophyllum multicaule Steve Boyd 1986-4-22 1741 Riverside Temescal Canyon: Benches of Indian Wash just south of Interstate 15 Comment
  CAS-BOT-BC301798  Eriophyllum multicaule Steve Boyd 1986-4-2 1638 Riverside Gavilan Plateau, Gavilan Hills: Harford Springs County Park 640 Comment
  CAS-BOT-BC301800  Eriophyllum multicaule A. C. Sanders; J. C. Lyman 1995-4-16 1655904 Riverside Glen Avon: sand dune area on the N slope of the Jurupa Hills (draining toward Fontana), Pyrite St. Canyon 335 Comment
  POM358077  Eriophyllum multicaule E. Crow 1929-04 337 Riverside N of Alberhill. Comment
  JOTR32130  Eriophyllum pringlei La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler, B. Truesdell, D. Shade` 2011-4-26 2286 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
  RSA296853  Eriophyllum wallacei H. S. Yates 1937-3-23 6412 Riverside 3 miles N of Palm Springs 213 Comment
  UCR87616  Eriophyllum wallacei A. C. Sanders 1994-5-29 14579 Riverside San Bernardino Mtns, East Branch Millard Canyon, along Forest Service Road 4S45 1200 Comment
  UCR167074  Erodium botrys Scott D. White 2005-3-29 10846 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
  CLARK-A1528-2957  Erodium cicutarium John C. Roos 1965-6-30 Riverside Perris Comment
  RSA774513  Erodium cicutarium Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4466 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. 488 Comment
  SEINET244841  Erodium macrophyllum Ian G. Gillespie 2000-4-19 10 Riverside Temescal Valley; 0.9 mi SE of Indian Truck Trail and 30 m S of DePalma Road. 427 Comment
  RSA0125988  Erodium texanum Duncan S. Bell 2016-3-4 8814 Riverside Orocopia Mountains; northeast section of the range, in the hills to the west of Red Cloud Wash. 487 Comment
  OBI43226  Erysimum capitatum Malcolm G. McLeod 1971-6-22 466 Riverside Idyllwild Comment
  RSA0016059  Erythranthe breweri Gary D. Wallace 2003-7-8 4036 Riverside Hidden Lake. Comment
  SDSU14082  Erythranthe guttata Joel Tracey 2002-4-20 10 Riverside Santa Margarita Ecological Reserve, 0.2 miles east from parking area intersecting Santa Margarita River and Northside Field Station road, small pond within river formed by rock basin. 252 Comment
  RSA0015894  Erythranthe parishii Scott D. White, Justin M. Wood 2008-7-8 12404 Riverside San Jacinto Mountains: Johnson Meadow. 1439 Comment
  RSA0015895  Erythranthe parishii Steve Boyd, Tim S. Ross 1991-6-8 6327 Riverside San Jacinto Mountains, Pinyon Flats area near Ribbonwood. White calcareus outcrop forming small hill N of Highway 74. Comment
  RSA0014862  Erythranthe primuloides H. E. Hasse 1892-7-4 s.n. Riverside San Jacinto. Comment
  JOTR32897  Eschscholzia La Doux, Tasha 2008-2-4 2940 Riverside Joshua Tree National Park. Stop #1: Hexie Mtns./Porcupine Wash; open sandy wash near road heading to Cottonwood. 745 Comment
  UCD101786  Eschscholzia androuxii Shannon M. Still; Carolyn Still, Steven Still 2009-3-28 512 Riverside California. Riverside County: Joshua Tree National Park. 724 Comment
  RSA433685  Eschscholzia californica Bonnie C. Templeton 1930-4-15 1489 Riverside Near Gavilan Peak. 500 Comment
  RSA524429  Eschscholzia californica Steve Boyd, Tim S. Ross, L. Arnseth, J. Bonilla 1990-4-3 4125 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit. 610 Comment
  UC855149  Eschscholzia californica I. W. Clokey 1930-4-15 4641 Riverside Gavilan Peak 600 Comment
  SEINET7907904  Eschscholzia glyptosperma D. A. Johnson 2005-1 Riverside Between Coachella & S entrance to Joshua Tree Nat'l Park, S of Interstate 10 914 Comment
  RSA5164  Eschscholzia minutiflora Carl B. Wolf 1932-4-26 2975 Riverside Colorado Desert: 5 mi. E of Mecca on Blythe rd. 30 Comment
  RSA795736  Eschscholzia minutiflora Jim Andre 2012-3-18 21287 Riverside Palen Valley; along Rice Road (Highway 177) east of Coxcomb Mountains, 9.6 miles south of Highway 62. 208 Comment
  UCR249659  Eschscholzia minutiflora T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7296 Riverside Sonoran (Colorado) Desert, south of Hwy I-10, north of the Chuckwalla Mountains, Chuckwalla Valley Road c. 1.4 km west of its junction with Augustine Pass Road 137 Comment
  UCR85151  Eschscholzia minutiflora A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16093 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 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
  RSA445440  Eschscholzia parishii Robert Gustafson 1980-4-3 1529 Riverside Orocopia Mountains, about 4 miles east of Mecca on Box Canyon road. 213 Comment
  UCSB41507  Eschscholzia parishii Duke, Craig 1979-3-4 Riverside About 4 meters from roadway in Box Canyon Wash; along California 195; 12.5 miles east Valerie Jeans Date Shop 65 Comment
  POM10153  Escobaria vivipara var. alversonii P. A. Munz 1921-5-1 4489 Riverside Southern edge of Mojave Desert near Pinyon Wells. 1220 Comment
  RSA583359  Eucrypta chrysanthemifolia Steve Boyd, D. L. Banks 1995-4-5 8420 Riverside Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain at the eastern edge of the Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary. 579 Comment
  SD140093  Eucrypta chrysanthemifolia Scott White 1993-4-22 1265 Riverside North Alberhill Ranch, in hills north of Walker Canyon. 487 Comment
  UC449852  Eucrypta chrysanthemifolia var. chrysanthemifolia Fred M. Reed 1908-2-2 2017 Riverside Sycamore Canyon Box Springs Hills, Riverside (Box Springs Hills, Riverside and vicinity) Comment
  JOTR32027  Eucrypta micrantha La Doux, Tasha, T. Herskovits, M. Harding 2011-4-21 2257 Riverside Joshua Tree National Park. Pinto Basin, near Turkey Flats back country parking lot; open gravelly flats (Stop 4) 518 Comment
  RSA78475  Eucrypta micrantha Verne Grant, Alva Grant 1952-3-20 17504 Riverside On road from Palm Springs to Santa Rosa Mountains a few miles south of intersection with Indio Road. 305 Comment
  UC50301  Eulobus californicus H. M. Hall Apr. 1903 3808 Riverside Vicinity of Riverside 396 Comment
  UCSB4514  Eulobus californicus Haller, John 1957-3-23 Riverside Morongo Wash, ca. 4.5 road miles N. of US 99, & 3 air miles S of Riverside-San Bernardino county line 609 Comment
  UC489088  Euonymus occidentalis var. parishii C. V. Meyer 1928-7-24 514 Riverside San Jacinto Mts., Idyllwild Falls 1889 Comment
  CLARK-A1528-2697  Euphorbia eriantha John C. Roos 1946-10-26 3140 Riverside Chuckwalla Mountains Comment
Read comments
Jan 30 2015
  UCR112972  Euphorbia eriantha B. G. Pitzer, T. Tennant 1998-2-21 3538 Riverside Sonoran (Colorado) Desert, N-facing bajada on south side of Hayfield Lake, between lakebed and Hwy I-10. 427 Comment
  UCR112477  Euphorbia maculata A. C. Sanders, Mitch Provance, T. B. Salvato 2000-4-18 23330 Riverside Coachella Valley, along Dillon Rd. at junction with Tyler, north of I-10, east of Indio and north of Coachella 5 Comment
  UCR41268  Euphorbia maculata A. C. Sanders 1982-6-12 2713 Riverside Riverside, residential garden, 422 Campus View Drive 335 Comment
  UCD142702  Euphorbia polycarpa G. L. Webster; R. Hildreth 1966-12-10 7464 Riverside Joshua Tree National Monument, near Cottonwood Canyon. 701 Comment
  UCR153353  Euphorbia polycarpa L. C. Wheeler 1946-6-19 6171 Riverside Sonoran (Colorado) Desert, 2 mi N of main highway [I-10/ Hwy 99] on road [Hwy 62] to 29 Palms Comment
  UCR21986  Euphorbia polycarpa Steve Boyd 1980-7-20 339 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  RSA0015423  Euphorbia polycarpa var. polycarpa Marcus E. Jones 1929-9-16 s.n. Riverside Hayfield, Near Desert Center. Colorado Desert. Comment
  UCR250367  Euphorbia serpillifolia A. C. Sanders 2014-4-25 41073 Riverside Peninsular Range, Temescal Canyon, Richland property between Horsethief Canyon Rd and Hostettler Rd., SW of I-15 392 Comment
  CLARK-A1528-441  Euphorbia serpyllifolia C. M. Flanagan 1973-6-13 OO 717 Riverside Morongo Indian Reservation 1127 Comment
  RSA343863  Euphorbia spathulata R. F. Thorne, Walter Wisura, E. W. Lathrop, Sara Meury 1985-5-18 60654 Riverside Santa Rosa Plateau: Mesa de Colorado. 625 Comment
  RSA392121  Eustoma exaltatum Geo. Cantwell 1935-4-10 s.n. Riverside Dos Palmas Springs, Salton Sea Comment
  CAS-BOT-BC171043  Fagonia laevis Duncan M. Porter 1961-12-28 752 Riverside Ca. 1 mile E of Desert Center on Highways 60 and 70. Comment
  RSA278974  Fagonia laevis Barry A. Prigge, L. Martinez 1978-3-23 2428 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  RSA775960  Fagonia laevis Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 808 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' 396 Comment
  UC1212089  Fagonia laevis Peter M. Ray 1949-3-6 1328 Riverside near 1000 Palms (Willis Palms); Coachella Valley Comment
  POM259510  Fagonia pachyacantha E. C. Jaeger 1939-12-28 s.n. Riverside Eytel Canon branching from Fargo Canon, 5 mi. east Indio. Comment
  SD185294  Fallopia convolvulus T. B. Salvato, Kent Beaman 2005-5-16 855 Riverside San Jacinto River E of Valle Vista, just downstream from the Forest Service boundary and N of CA Hwy74 548 Comment
  UCR102821  Festuca microstachys A. C. Sanders 1997-3-26 20111 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
  UCR2399  Festuca microstachys F. M. Reed 1907-4-4 6143 Riverside City of Riverside. Arroyo Tequesquite Comment
  UCR108879  Festuca myuros Heidi A. Haid 1968-3 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  UCR92504  Festuca myuros S. J. Myers 1996-1-16 s.n. Riverside Perris Basin, 2 mi NE of Perris, flood control channel between Perris Blvd, & Murrieta St., parallel to Nuevo Rd c. 1/4 mi N. 442 Comment
  UCR2415  Festuca octoflora F. M. Reed 1935-4-12 9236 Riverside San Jacinto River bottom, 5 mi south of Perris 427 Comment
  RSA682167  Filago arizonica Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10482 -B Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  RSA500100  Filago californica Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-2 3210 Riverside Vail Lake Area, W end of bench on S flank of Oak Mt. 518 Comment
  UCR44424  Filago californica A. C. Sanders, B. Pitzer 1986-4-30 6485 Riverside San Jacinto Mtns, upper Bee Canyon along the road, 1.3 mi. above the mouth of the canyon at the San Jacinto River Valley 732 Comment
  RSA500982  Filago gallica Steve Boyd, T. S. Ross, L. Arnseth 1989-4-1 3101 Riverside Vail Lake area, dried bed of man-made pond and adjacent slopes at N base of rounded knob 1.25 miles WSW of dam. 610 Comment
  UCR48385  Filago gallica Steve Boyd 1986-5-7 1842 Riverside Peninsular Range, Temescal Canyon, terrace escarpment between Horsethief Wash and Indian Truck Trail, south of Hwy I-15 366 Comment
  CAS-BOT-BC384196  Forestiera pubescens subsp. parvifolia Nancy Ryan Zabriskie; Walter Zabriskie 1970-3-25 260 Riverside East of turnout 1/2 mi. up Sta. Rosa Mt. road from Hwy. 74; Santa Rosa Mts. 1371 Comment
  LA31862  Fouquieria splendens B. H. Brattstrom; 1950-4-4 sn Riverside Santa Roas Mountains, W side of mountains Comment
  RSA697315  Fouquieria splendens Keith E. Hoffmaster 1937-6-6 s.n. Riverside Desert grade of Palms to Pines Highway. Comment
Read comments
Dec 18 2011
  UCR263412  Fouquieria splendens Aaron C. Sedgwick, Brett Griffin 2012-3-28 036 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road. c. 6 miles south of Hwy I-10 323 Comment
  JOTR31874  Fouquieria splendens subsp. splendens La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2128 Riverside Joshua Tree National Park. Little San Bernardino Mountains; steep, gravelly, southwest facing slope above fork of Fargo and Rockhouse Canyons Comment
  SDSU181  Fragaria vesca Bruhns 1965-5-23 121 Riverside Along riverside Co. highway R-1, where it corsses Mill Creek, outside of Idyllwild. Damp, shady flat in Yellow PIne Forest. Comment
  CLARK-A1528-3991  Fragaria vesca subsp. californica John C. Roos 1947-5-24 3638 Riverside San Jacinto Mountains Comment
  SD229244  Frangula californica subsp. cuspidata Dick Schwenkmeyer 2012-3-26 682 Riverside Mt. San Jacinto area: Lake Hemet (site #4), Highway 74, sloping hillside 1317 Comment
  SD229247  Frangula californica subsp. cuspidata Dick Schwenkmeyer 2012-4-18 700 Riverside Mt. San Jacinto: Vista Grande, 1.1 mile northwest of U.S. Forestry station on Highway 243, north of Idyllwild. High granite ridge overlooking Gorgonio Pass to the north and Hemet to the west. 1540 Comment
  RSA0018440  Frangula californica subsp. cuspidata W. Pequegnat 1940-12-27 s.n. Riverside Santiago Peak, Santa Ana Mountains. Comment
  SEINET1004423  Frankenia salina A. C. Sanders 2004-1 28379 Riverside Perris-Aguanga Surface/Menifee Valley Region; Paloma Valley, ca. 1.5 mile NW of the 'Menifee-Antelope Community Hall', 0.6 mi e of Murrieta Rd. near the NW foot of a large rocky hill (1762 ft.) and ca. 5 miles due south of Sun city 457 Comment
  UCR110915  Frankenia salina A. C. Sanders, K. C. Rose 1999-6-18 22821 Riverside Domenigoni Valley, upper Warm Springs Creek between Hwy 79 (Winchester Rd.) and Scott Rd., Domenigoni Ranch, south of Winchester 433 Comment
  UCR256775  Frankenia salina T. B. Salvato, Matthew Malle 2013-5-20 7583 Riverside Perris-Aguanga Basin, Menifee, vacant lot north of Newcomb Substation, at southwest corner of Lazy Creek Road and Murrieta Road 432 Comment
  POM48951  Frasera parryi P. A. Munz, I. M. Johnston 1924-7-26 8720 Riverside Pine Flats Camp, San Jacinto Mtns. 1677 Comment
  RSA736789  Fraxinus velutina Scott D. White, Angelia Carey 2004-7-2 10598 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  UC219316  Fremontodendron californicum subsp. californicum P. A. Munz 1922-6-24 5805 Riverside San Jacinto Mountains, Hemet Valley, Pipe Creek Pipe Creek; San Jacinto Mountains, Hemet Valley, Pipe Creek 1584 Comment
  RSA367716  Fritillaria biflora Katharine Beers 1929-1 s.n. Riverside Murietta Hot Springs. Comment
  UCR218068  Fritillaria biflora Steve Boyd 2010-5-28 12283 Riverside Santa Ana Mountains, Elsinore Peak, southeast of peak, north of trail along ''old Main Divide Road'' east of road up to communications towers 1012 Comment
  UCR81996  Fumaria officinalis Steve Morgan 1994-3-25 94- 2 Riverside UCR Botanic Garden Comment
  RSA494647  Funastrum cynanchoides var. hartwegii B. L. Phillips 1988-6-2 s.n. Riverside E Riverside, near Creek on W side of Box Springs Mt. Comment
  UCD166240  Funastrum cynanchoides var. hartwegii Jack Major 1962-4-17 775 Riverside Along the west facing wall of Whitewater Canyon, just east of San Gorgonio Pass, north of US HWYs 60 and 70, (modern Interstate 10 in this locality). (Exact location unknown. Coordinates estimated by label maker.) 670 Comment
  RSA114356  Funastrum hirtellum P. C. Everett, E. K. Balls 1956-5-2 21558 Riverside in sun, in sandy wash; with Fouwuieria, Krameria, Olneya; 0.8 mi. N of juct. 60/70 along road to Eagle Mt. Pumping Sta. 366 Comment
  RSA795971  Funastrum hirtellum Duncan S. Bell 2009-4-19 298 Riverside Arica Mountains: east side of range, approximately 1 air mile northwest of Priests Well. 342 Comment
  RSA0029199  Funastrum hirtellum John F. Emmel 1997-10-20 1533 Riverside Joshua Tree National Park: Pinto Wells Road, 0.5 road mi north of park boundary. 302 Comment
  SEINET10580702  Funastrum hirtellum Dunn 1932-3-26 Dunn s.n. 1932 Riverside Box Canyon Comment
  SD240829  Funastrum utahense Dave Silverman 2010-3-30 7886 Riverside East bajada flank of southern McCoy Mountains, 1 km west of Black Creek Road, 7.8 km east of McCoy Pk and 4.8 km N of I-10 164 Comment
  UCR35176  Galium andrewsii L. B. Ziegler 1967-9-28 252 Riverside San Jacinto Mountains, Hemet (Garner) Valley 1463 Comment
  UCR125219  Galium angustifolium Mitch Provance 1998-5-24 531 Riverside Jurupa Mtns., Belltown area, 'Belltown Hill', small knoll near the E corner of Agua Mansa Rd. and Crestmore Rd./ Market St. 299 Comment
  UCR232034  Galium angustifolium John F. Green 2008-4-15 0408- 20 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
  RSA652668  Galium angustifolium C. J. Humphrey, Herbert Humphery, E. T. Bartholomew 1936-6-7 354 Riverside In desert 15 miles north [E?] of Riverside 366 Comment
  UC489186  Galium angustifolium subsp. angustifolium C. V. Meyer 1928-7-30 579 Riverside Saunder's Meadow San Jacinto Mts. 1676 Comment
  UCR20715  Galium angustifolium subsp. angustifolium A. C. Sanders, Steve Boyd 1980-5-2 1446 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  JOTR29191  Galium angustifolium subsp. gracillimum La Doux, Tasha 2005-8-8 1524 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Eureka Peak 1676 Comment
  RSA0103090  Galium angustifolium subsp. gracillimum Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8550 Riverside Santa Rosa Mountains; south of Cactus Spring Trail; in Horsethief Creek. 1064 Comment
  JEPS54620 Image available Galium angustifolium subsp. jacinticum L. T. Dempster and G. L. Stebbins 1966-6-18 4244 Riverside 0.9 mi above junction with road to Pine Wood (Black Mountain road); San Jacinto Mts.; Black Mt. road, San Jacinto Mts., Riverside Co. 1981 Comment
  UCR268305  Galium angustifolium subsp. jacinticum Jim Andre 2012-6-15 30513 Riverside San Jacinto Mountains, San Bernardino National Forest, along Hwy 243, 8.6 miles south of Hwy I-10 at Banning, just northeast of Hungry Hollow and Poppet Flat 1309 Comment
  UCSB26813  Galium parishii Wilken, Dieter 1969-6-30 Riverside Santa Rosa Springs, Santa Rosa Mtns. 2377 Comment
  UCR177635  Galium porrigens John F. Green, M. D. Wilcox 2003-7-15 s.n. Riverside San Jacinto Mtns., on powerline trail, picnic area at Juan Diego Flats, NW of Cahuilla Mountain 1220 Comment
  RSA0121056  Galium stellatum Duncan S. Bell, LeRoy Gross 2016-3-29 9118 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5 air miles southeast of the summit of Martinez Mountain. 686 Comment
  RSA0123779  Galium stellatum Duncan S. Bell, LeRoy Gross 2016-3-9 8857 Riverside Orocopia Mountains; northern section of the range; along Red Canyon Road through Maniobra Valley, approximately 3 air miles south southeast of Chiriaco Summit. 589 Comment
  RSA296127  Garrya flavescens var. pallida Barry A. Prigge 1980-8-11 3913 Riverside Whitewash Canyon: 3 miles N of the trout farm. 957 Comment
  CAS-BOT-BC158023  Garrya veatchii A. C. Sanders; S. Hawkins; J. Goetzen; D. Freeman 1996-5-1 18121 Riverside San Bernardino Mtns.; Morongo Indian Reservation, vicinity of natural pond & bog at SE edge of Burro Flats, along the road below the pond 1097 Comment
  UC20259  Gayophytum diffusum subsp. parviflorum H. M. Hall June, 1901 2279 Riverside vicinity of Strawberry Valley San Jacinto Mountains 1584 Comment
  CAS-BOT-BC303582  Geraea canescens F. A. M. 1936-3-20 14484 Riverside Morongo Valley Comment
  CDA5433  Geraea canescens T. C. Fuller 1961-1-1 5495 Riverside Frontage road, Thousand Palms. 0 Comment
  POM358658  Geraea canescens H. S. Gentry 6201 Riverside 15 miles N of Desert Center, Riverside County? Comment
  RSA678936  Geranium carolinianum Scott D. White, Michael Honer 2003-6-3 9479 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  RSA676160  Gilia Scott D. White 2001-4-3 8254 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  RSA783530  Gilia J. D. Olmsted 1959-4-17 385 Riverside Riverside - San Bernardino County line along west side of Highway 71, 1/4 mile north of Prado Dam. 213 Comment
  UCR178339  Gilia Tracy Tennant, Jeffrey Ross 1998-7-21 MOR- 653 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Hathaway Canyon, tree stand F-06 915 Comment
  RSA0047255  Gilia angelensis J. Mark Porter, Leigh A. Johnson 1997-3-10 11462 Riverside Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10). 474 Comment
  RSA523543  Gilia angelensis Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4003 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  RSA586845  Gilia angelensis D. L. Banks, S. D. Boyd 1995-5-3 0264 B Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  UC909002  Gilia angelensis Victor Duran 1935-4-17 Riverside Sage Comment
  UC1563105  Gilia australis Steve Boyd, Tim Ross, and Laurel Arnseth 1989-4-1 3151 Riverside just sw Vail Lake Area dam; Vail Lake Area 487 Comment
  POM19650  Gilia diegensis Mary F. Spencer 1923-6-12 s.n. Riverside Idyllwild, San Jacinto Mountains. 1646 Comment
  RSA692193  Gilia latifolia Scott D. White, Michael Honer 2003-5-14 9294 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  UCR33727  Gilia latifolia Faulkner 1978-4-28 520 Riverside Eastern Colorado Desert, West Riverside Mountains, 9 mi. [SW] of Vidal 457 Comment
  RSA0017102  Gilia ochroleuca subsp. exilis Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  UCR122539  Gilia ochroleuca subsp. exilis George K. Helmkamp, E. A. Helmkamp 2001-5-20 6668 Riverside San Jacinto Mtns., 0.3 mi NW of Keen Camp Summit along CA-74 1494 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
  JOTR35153  Gilia stellata La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 3265 Riverside Joshua Tree National Park. West Cottonwood Mountains; bouldery side canyon leading into southeast Pinkham Wash (Stop 4) Comment
  RSA749186  Gilia stellata R. F. Thorne, W. Wisura, Avi Shmida, R. Whittaker 1978-4-23 52018 Riverside Chino Canyon. Comment
  SBBG81689  Gilia stellata S. A. Junak 1983-3-23 1643 Riverside Berdoo Cyn Rd, 2.4 mi E of Dillon Rd, Little San Bernardino Mtns 411 Comment
  UCD117897  Gilia stellata Raymond A. Evans 1949-11-10 s.n. Riverside Canyon west of White Water Canyon, north of Palm Springs. Comment
  UCR279393  Gilia stellata A. C. Sanders, Jim Malusa 2017-3-25 43009 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Arroyo Seco, 3.5-4 km south of Augustine Pass, 100-200 m S of Bradshaw Trail, c. 1.5 km N of Imperial Co. line 652 Comment
  UC73217  Glycyrrhiza lepidota Miss M. Alice King May, 1893 Riverside Elsinore River Comment
  UCR136272  Gnaphalium californicum A. C. Sanders 2004-4-20 27563 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
  RSA741076  Gnaphalium palustre Scott D. White, Justin M. Wood 2008-6-17 12153 Riverside San Jacinto Mountains: South of Hwy 79 near Keen Camp Summit. 1402 Comment
  UCR22145  Gnaphalium stramineum Steve Boyd 1980-7-12 335 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UCR92794  Gnaphalium stramineum Scott D. White, M. Wilcox 1995-7-11 3466 Riverside Peninsular Range; Santa Ana Mtns., upper forks of Decker Canyon, SW of Main Divide Truck Trail 730 Comment
  JOTR31076  Grayia spinosa La Doux, Tasha, T. Herskovits, B. Truesdell, M. Wheeler 2010-5-6 2339 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west of Ryan Mountain; Gravelly flats near Ryan Mountain campground (Stop 1) Comment
  RSA715264  Gutierrezia californica T. B. Salvato, Gregg Miller 2005-6-3 1381 Riverside ca 3 mi SW of Perris, 1.7 mi SW of the Goetz Road crossing of the San Jacinto River and ca 0.25 mi S of Ethanac Road 436 Comment
  JOTR35238  Gutierrezia sarothrae Wheeler, Mark 2011-10-19 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains, Eureka Peak Complex, South of Eureka Peak Comment
  POM253549  Gutierrezia sarothrae Thos Craig, Frances Craig 1939-11 s.n. Riverside Aguanga. Comment
  UC1214002  Gutierrezia sarothrae Otto T. Solbrig 1956-4-23 2169 Riverside sides of Hwy 60 1/2 mi w UC Riverside campus 300 Comment
  CDA3156  Halogeton glomeratus H. Lloyd 1948-10-2 Riverside Near Corona. 0 Comment
  UCR237476  Haplopappus acradenius Duncan S. Bell, Amber Swanson 2011-2-18 2041 Riverside Mojave Desert, Coachella Valey area, Edom Hill, along Edom Hill Road near dump, 0.6 road mi from junction with Varner Road 259 Comment
  UCR182862  Haplopappus squarrosus Mitch Provance 2005-2-19 5702 Riverside San Bernardino Valley, NE extreme of the Jurupa Mtns., slopes south of Fontana Dr. 290 Comment
  CAS-BOT-BC231098  Harpagonella palmeri Steve Boyd 1986-3-9 1396 Riverside Temescal Canyon: Between Indian Truck Trail and Horsethief Wash 365 Comment
  UCR60270  Harpagonella palmeri Steve Boyd, T. S. Ross, L. Arnseth 1989-4-1 3133 Riverside Peninsular Range, Vail Lake area, 2 mi west of dam, at edge of escarpment east of Pauba Valley 549 Comment
  RSA0018590  Helianthus annuus Duncan S. Bell 2013-1-30 4456 Riverside The Mecca Hills; collecting beside the Coachella Canal and the powerlines at the base of the mountains in narrow desiccating depressions where winter rains had collected. 23 Comment
  SD181695  Helianthus annuus Scott D. White 1996-9-22 4541 Riverside Perris: Nuevo Road near intersection with Wilson Ave., west of San Jacinto River crossing. 434 Comment
  UCR167807  Helianthus annuus T. B. Salvato, Melissa Clemons 2005-6-23 1314 Riverside Peninsular Range; Temescal Valley, 3 miles NW of Alberhill, Temescal Canyon Road at Corona [Lee] Lake 366 Comment
  RSA0012944  Helianthus californicus C. W. Tilforth, John Dourley 1970-9-2 306 Riverside Along road to Santa Rosa Mountain. Comment
  RSA343089  Helianthus gracilentus R. F. Thorne, E. W. Lathrop, Sara Meury 1985-5-18 60625 Riverside Santa Rosa Plateau: Burned-over chapparral along Clinton Keith Road, near base of plateau. 427 Comment
  SD245271  Helianthus gracilentus R. F. Thorne, E. W. Lathrop, W. Wisura 1977-7-8 49536 Riverside Santa Ana Mountains: along Ortega Highway (74). Comment
  UCR201512  Helianthus gracilentus Scott D. White, Justin M. Wood 2008-7-10 12458 Riverside San Jacinto Mountains, Fobes Spring 1500 Comment
  UCD132929  Helianthus petiolaris K. Esau 1935-6-15 s.n. Riverside Hemet Valley. Comment
  RSA92594  Hemizonia fasciculata J. C. Roos 1952-5-14 5669 Riverside San Jacinto river bottomlands 1 miles southeast of Perris. 426 Comment
  UCR260605  Hemizonia kelloggii A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-6 41570 Riverside Peninsular Range, Temescal Valley, large open parcel between Horsethief Canyon Rd. and Hostettler Rd., just south of I-15 392 Comment
  UCR60919  Hemizonia kelloggii Steve Boyd, T. S. Ross, L. Arnseth 1989-6-10 3687 Riverside Peninsular Range, Vail Lake area, benches of Arroyo Seco and slopes of hills to the east 488 Comment
  RSA713782  Hemizonia mohavensis A. C. Sanders, S. D. Boyd, J. S. Ross, Mitch Provance 1998-10-25 22271 Riverside Mt. Edna Road, ca. 0.2 mi. west of Hwy 243. 1122 Comment
  UCR132838  Hemizonia mohavensis A. C. Sanders, Steve Boyd, Jeff Ross, , Mitch Provance 1998-10-25 22275 Riverside San Jacinto Mtns., along entrance road to McCall Memorial Park, c. 0.5 mi. west of Mountain Center 1355 Comment
  UCR151206  Hemizonia paniculata Scott D. White 1999-10-7 7625 Riverside Peninsular Ranges; Perris-Agunanga Basin Region, Menifee / Sun City Area: South of McColl Ave. and east of I-215 freeway 534 Comment
  UCR266260  Hemizonia paniculata D. E. Bramlet 2006-8-11 4045 Riverside Perris-Aguanga Basin Region, San Jacinto Valley, west of Hemet at Hemet-Ryan Airport 459 Comment
  UCR101544  Hemizonia pungens C. S. Jones, Jennifer Hodge 1998-3-22 s.n. Riverside Lake Elsinore, back basin, c. 700 ft. west of the San Jacinto River and c. 250 ft. south of the Lake Elsinore channel. 400 Comment
  RSA614387  Hemizonia pungens subsp. laevis Scott D. White 1997-5-25 5244 -B Riverside Winchester area: Roadside of Simpson Ave., less than1 mi W of intersection w/ Winchester Rd. 445 Comment
  RSA550339  Hesperocallis undulata Walter Wisura, John Dolan, Michael Wall 1992-3-25 4649 Riverside Lowdesert: 0.5 mile S of I-10 along Wileys Well Road. Comment
  UC69218  Hesperocallis undulata E. E. Schellenger Apr. 1905 Riverside Colorado Desert, Santa Maria Mountains Colorado Desert; , Santa Maria Mountains Comment
  UCR137029  Hesperocnide tenella A. C. Sanders 2004-5-5 27768 Riverside Gavilan Hills, route of proposed realignment of Gavilan Rd., SSW from Multiview Rd. intersection, c. 0.25 mi. NNW of Harford Spring, c. 1.2 mi. NE of Gavilan Peak 579 Comment
  CLARK-A1528-3994  Heteromeles arbutifolia John C. Roos, Lucille Roos 1952-6-21 5780 Riverside Reche Canyon 487 Comment
  UCSB41786  Heteromeles arbutifolia Sawyer, Patricia 1964-10-3 Riverside Highway 30, San Bernadino National forest. 609 Comment
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May 16 2016
  OBI8316  Heterotheca grandiflora David J. Keil, Malcolm McLeod 1977-3-26 12008 -2 Riverside 0.2 mi NW of Prado Dam on Calif 71 183 Comment
  UCR151066  Heterotheca grandiflora Scott D. White 1998-6-17 6747 Riverside Peninsular Ranges; Gavilan Hills, along Gavilan Rd. or Santa Rosa Mine Rd.; c. 7 mi survey route from Gavilan/ Cajalco Rd. junction. south and east to Santa Rosa Mine/ Post Rd. junction 671 Comment
  SEINET2052190 Image available Heterotheca sessiliflora A. C. Sanders, S. White and C. L. Sanders 1994-10-9 15804 Riverside San Bernardino Mountains, Whitewater Canyon, 2 mi. below trout farm, above Bonnie Bell. 548 Comment
  CAS-BOT-BC425261  Heuchera rubescens Winifern W. Swarth 1914-9-14 s.n. Riverside San Jacinto Peak, San Jacinto Mts. 3293 Comment
  CAS-BOT-BC425262  Heuchera rubescens Winifern W. Swarth 1914-9-14 s.n. Riverside San Jacinto Peak, San Jacinto Mts. 3293 Comment
  RSA792932  Hibiscus denudatus Aaron C. Sedgwick, Joella Simons Adkins 2012-10-24 145 Riverside Graham Pass Rd. in the Chuckwalla Mtns. ~1 mi. north of Graham Pass. 421 Comment
  CAS-BOT-BC203374  Hibiscus lasiocarpos var. occidentalis Samuel B. Parish 1880-4-10 200 Riverside Near Toros [Toro or Torres], Colorado Desert Comment
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Oct 7 2017
  POM10495  Hieracium albiflorum Charlotte M. Wilder 1909-7-10 980 Riverside Above Strawberry Valley, San Jacinto Mts Comment
  UC32788  Hieracium horridum H. M. Hall 1901-7-1 2560 Riverside Fuller's Mills Mountains San Jacinto Mountains 2072 Comment
  JOTR36085  Hilaria rigida La Doux, Tasha, A. Johnson, A. Miller, T. Vaughn 2007-10-25 3312 Riverside Joshua Tree National Park. Pinto Mtn foothills, San Bernardino Wash, approx. 0.75 km south of Sunset Mine (STOP4). 475 Comment
  UCR33610  Hoffmannseggia glauca Sears 1977-10-12 S- 583 Riverside Sonoran (Colorado) Desert, 20 mi. east of Desert Center, 10 mi. east of Corn Springs exit 134 Comment
  CAS-BOT-BC207556  Hoffmannseggia microphylla Marcus E. Jones 1926-2-15 s.n. Riverside Near Indio Comment
  SBBG3338  Hoffmannseggia microphylla H. and M. Dearing 1939-4-12 3165 Riverside Hwy E of Indio Comment
  SEINET7930192  Hoita macrostachya Scott D. White, Pam DeVries 2000-4-25 7734 Riverside Temescal Valley, Corona area, eastern foothills of Santa Ana Mts just above citrus groves. (Corona South).; 0 412 Comment
  RSA608534  Hordeum intercedens D. E. Bramlet 1996-5-4 2465 Riverside San Jacinto Wildlife Area. The site is at the entrance to Marsh A, approx. 15m from the southern levee of Pond No. 1. This locality is approx. 1.5 km northesat of the reserve entrance at Davis Road. 433 Comment
  UCR269907  Hordeum intercedens D. E. Bramlet, Amy Hills, R. E. Riefner Jr., Russell Huddleston 2005-3-2 3661 Riverside Perris-Agunaga Basin Region; San Jacinto Valley, west of Hemet, east of San Diego Canal, west of Warren Rd., south of Hwy 74, north of W Stetson Ave. 457 Comment
  SBBG54334  Hordeum marinum subsp. gussoneanum C. Davidson 1977-5-25 5637 Riverside Mesa de Burro, Santa Rosa Plateau 701 Comment
  UCR124332  Hordeum murinum Steve Boyd 1980-5-5 210 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 610 Comment
  UCR41304  Hordeum murinum N. M. Fellows 1985-3-16 119 Riverside San Jacinto Mtns., Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mts, 1 mile west of Snow Creek Village 489 Comment
  RSA771036  Hordeum murinum subsp. glaucum Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4452 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
  RSA775093  Hordeum murinum subsp. glaucum Duncan S. Bell, Amber Swanson 2011-2-18 2037 Riverside Coachella Valley area; Edom Hill; along Edom Hill Road near dump; 0.6 road miles from junction of Varner Road and Edom Hill Road. 259 Comment
  SD132485  Hordeum murinum subsp. leporinum Oscar F. Clarke 1973-3-21 Riverside Weed at the O.F. Clarke residence, 1012 Spruce Street, Riverside Comment
  RSA6010  Horkelia clevelandii Carl B. Wolf 1932-8-4 3927 Riverside Strawberry Valley, 1.5 miles froStrawberry Valley.m Idyllwild on road to Banning 1707 Comment
  UC12390  Horkelia clevelandii H. M. Hall 1897-6-16 648 Riverside San Jacinto Mountains, Strawberry Valley 1615 Comment
  RSA0026267  Horkelia cuneata subsp. cuneata Fred M. Roberts 2013-6-7 7781 Riverside Peninsular Ranges: Santa Ana Mtns.: Tributary to Upper San Juan Canyon near Chiquito Basin Trail, 1.1 kilometers NNW Upper San Juan Campground. 518 Comment
  UCR220297  Horsfordia alata Dave Goodward 2005-2-27 s.n. Riverside Peninsular Range, Toro Canyon 366 Comment
  RSA282759  Hulsea heterochroma C. W. Tilforth, B. Busenberg 1980-6-10 1986 Riverside 2.2 miles in on N leg of Thomas Mtn Road, W of Hwy 74 and S of Lake Hemet. Comment
  POM12655  Hulsea vestita subsp. callicarpha P. A. Munz 1922-7-9 6405 Riverside Above Tamarack Valley. San Jacinto Mts. 3048 Comment
  POM360711  Hulsea vestita subsp. callicarpha N. C. Cooper 1944-7-16 1556 Riverside At trailside. San Jacinto Mt. above Pine Cove 2072 Comment
  UCSB42190  Hulsea vestita subsp. callicarpha Roos, John 1965-6-13 Riverside West of Mountain Center, San Jacinto Mtns. Comment
  OBI37561  Hydrocotyle ranunculoides Steve Boyd 1985-8-7 1107 Riverside Santa Rosa Plateau region, NW base of Redonda mesa on Tenaja Rd, 0.8 mi E ofjtn with 8S01 and 8S02 Comment
  RSA717497  Hydrocotyle ranunculoides A. C. Sanders, O. F. Clarke 1991-6-10 11120 Riverside Upper Santa Ana River/San Bernardino Valley: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River 238 Comment
  RSA1229  Hymenoclea salsola B. D. Stark 1930-4-1 775 Riverside Devils garden. Comment
  RSA190629  Hymenoclea salsola L. B. Ziegler 1967-6-5 s.n. Riverside Pinyon Flats, San Jacinto Mts. Comment
  RSA796108  Hymenoclea salsola Duncan S. Bell 2009-4-20 312 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  JOTR30090  Hymenoclea salsola var. salsola La Doux, Tasha, Alice Miller 2007-5-8 1735 Riverside Joshua Tree National Park. Stop 1: Along Key's View Rd., common. 1385 Comment
  JOTR37450  Hymenoxys cooperi Hodges, Stephen, T. Green 2016-5-24 572 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Quail Mountain Complex; On slopes with granitic boulders descending down east side of Minerva Hoyt peak towards Lost Horse area and in sandy washes beneath slopes (Stop 3). Comment
  POM361216  Hypochaeris glabra J. D. Olmsted 1962-5-10 3649 Riverside Crest between Sandia Creek and DeLuz Creek drainages. 259 Comment
  RSA613451  Hypochaeris glabra D. L. Banks, Victor Steinmann 1997-3-13 1441 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
  CAS-BOT-BC219736  Hyptis emoryi P. Munz 1919-3-25 2304 Riverside Palm Springs Comment
  RSA420159  Hyptis emoryi E. Crow 1929-2-24 177 Riverside Andreas Mesa, SW Palm Springs. Colorado Desert. Comment
  RSA420168  Hyptis emoryi Freda Detmers 1930-2-2 s.n. Riverside Palm Canyon. Comment
  RSA550013  Hyptis emoryi Walter Wisura, John Dolan, C. Demme 1992-4-13 4684 Riverside Low Desert: Corn Spring. N-base of Chuckwalla Mtns. Comment
  UCR4019  Hyptis emoryi Val Chase 1965-2-22 13 a Riverside Sonoran (Colorado) Desert, 1 mi. south of Palm Desert on the Palms to Pines Hwy 305 Comment
  SEINET13948495 Image available Hyptis emoryi N. Dunn, A. M. Martin 1932-1 Riverside Box Canon Comment
  IRVC17941  Isoetes howellii Gordon A. Marsh, Karlin G. Marsh 1980-5-18 s.n. Riverside Santa Rosa Plateau; pool 1. Peninsular Ranges, Santa Ana Mountains Comment
  UCSB52655  Isoetes howellii Thorne, Robert; Thorne, M.; Wisura, Walter 1978-5-21 Riverside Santa Rosa Plateau: Mesa de Colorado. 609 Comment
  CAS-BOT-BC6218  Ivesia callida Harvey Monroe Hall 1901-8-1 2611 Riverside San Jacinto Mountains, near Tauquitz. 2438 Comment
  RSA787276  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37141 Riverside Box Springs Mtns. Foothills, Riverside, eastern side of UCR Campus in canyon below botanical garden 320 Comment
  RSA751412  Juglans hindsii R. E. Riefner Jr., K. Campbell 2007-5-19 07 -211 Riverside Temecula, Temecula Canyon, Santa Margarita River, ca. 1.5 mi W of I-15 Fwy. 298 Comment
  UCR280962  Juglans hindsii Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-6-2 617- 03 Riverside Temescal Valley, Horsethief Canyon Wash, S. side of I-15, vicinity of De Palma Rd. 378 Comment
  RSA304346  Juncus bryoides Barbara Ertter, Jeffrey L. Strachan 1980-5-21 3482 Riverside Santa Rosa Mountain Road (Forest Road 7S02) ca. 2.0 miles S of Highway 74 (Pines to Palms Highway). 1585 Comment
  RSA234053  Juncus bufonius Robert F. Thorne, E. Lathrop, et al. 1969-5-19 37964 Riverside Santa Rosa Plateau: Rancho Caifornia, Mesa de Colorado 625 Comment
  RSA247275  Juncus bufonius G. D. Wallace, D. H. Wilken 1966-7-3 650 Riverside San Jacinto Mountains near Idyllwild, Strawberry Meadows. Comment
  RSA336180  Juncus bufonius Robert F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 51978 Riverside Santa Rosa Plateau: Mesa de Colorado 610 Comment
  RSA786557  Juncus bufonius D. M. McF 1954-5-28 s.n. Riverside Jct Hwy 395 and Newport Road. Comment
  UCR154375  Juncus bufonius A. C. Sanders, Mike Misenhelter 2005-6-15 30954 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
  RSA500154  Juncus bufonius var. occidentalis Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3647 Riverside Vail Lake area, Temecula Creek, SE of the lake, just N of Hwy 79. 488 Comment
  UCR85426  Juncus cooperi A. C. Sanders, P. J. MacKay, G. K. Helmkamp, J. M. Stewart, C. L. Sanders 1994-12-4 15887 Riverside Sonoran (Colorado) Desert, Salton Sink: Dos Palmas Spring & immediate vicinity -30 Comment
  POM122518  Juncus mexicanus Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  UC842923  Juncus mexicanus P. A. Munz 1922-6-23 5775 Riverside Hemet Valley San Jacinto Mts. 1371 Comment
  RSA741267  Juncus rugulosus Scott D. White, Justin M. Wood 2008-7-10 12452 Riverside Fobes Spring 1500 Comment
  UCR164070  Juncus rugulosus John F. Green 2005-11-2 s.n. Riverside Peninsular Range, Southern Santa Ana Mtns., Santa Rosa Plateau, La Cresta area, Los Alamos Canyon 1.5 mi. SW of Los Alamos Ranch, just outside Cleveland Nat. Forest boundary 564 Comment
  UCR70880  Juncus sphaerocarpus F. W. Peirson 1922-5-19 3019 Riverside Menifee Valley 457 Comment
  SEINET3112188  Juncus torreyi Faulkner 1978-4-27 480 Riverside 3 mi E of Blythe. 137 Comment
  IRVC2018  Juncus xiphioides R. H. Whittaker, W. A. Niering 1963-6-5 SJ 236 Riverside Santa Rosa Mountains, Andreas Canyon. Slope Valley bottom. 213 Comment
  CAS-BOT-BC234580  Justicia californica J. H. Thomas 1949-2-28 59 Riverside Southern part of Palm Springs Comment
  CAS-BOT-BC234581  Justicia californica L. S. Rose 1946-12-24 46304 Riverside Tahquitz Canyon Wash, Palm Springs 138 Comment
  CAS-BOT-BC234582  Justicia californica 1940-4-6 5972 Riverside 3 mi. below Cottonwood Springs Comment
  CAS-BOT-BC234584  Justicia californica H. M. Hall 1905-4-16 5776 Riverside 7 mi. west of Coachella Comment
  RSA778413  Justicia californica Stephanie Rockwood, Christi Gabriel 2011-10-4 55 Riverside Red Cloud Wash Road exit from I10. Follow Red Cloud Wash Rd approximately 5.5 miles. Chuckwalla Bench ACEC. 593 Comment
  SBBG100102  Justicia californica M. D. Clary 1932-12-15 1132 Riverside bajada 2 mi W of Coral Reef Ranch, at base of Santa Rosa Mtns, Coachella Valley 91 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
  UCR165302  Kallstroemia californica John F. Green 2005-2-3 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 miles east of Desert Beach 24 Comment
  CAS-BOT-BC235498  Keckiella antirrhinoides L. R. Abrams 1941-4-22 13882 Riverside Palomar School near Perris Comment
  OBI42564  Keckiella antirrhinoides A. C. Sanders & B. Pitzer, B. Pitzer 1986-4-30 6474 Riverside San Jacinto Mts, lower Bee Cyn, 0.2 mi above the mouth of the cyn 610 Comment
  POM305376  Keckiella antirrhinoides Henry J. Ramsey, Henry J. Ramsey 1938-5-4 642 Riverside Elsinore Comment
  SD143711  Keckiella antirrhinoides Andy C. Sanders, P. MacKay, T. Thomas, O. Clarke 1997-5-4 20698 Riverside San Jacinto Mountains: N side of the range, Twin Pines Creek below the confluence with Brown Crk. 854 Comment
  UC1979653  Keckiella antirrhinoides var. antirrhinoides Steve Boyd 1995-4-24 8496 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 the northeastern corner of the Wilderness. Comment
  OBI37488  Keckiella cordifolia Steve Boyd 1985-7-23 1022 Riverside De Luz Rd, 8.5 mi W of rancho California 274 Comment
  SD70919  Keckiella cordifolia Helen V. Witham 1969-7-2 186 Riverside De Luz Creek crossing, 4 miles north of De Luz. 249 Comment
  SD28119  Keckiella rothrockii var. jacintensis Carl B. Wolf 1932-8-5 3933 Riverside San Jacinto Mts. Summit of Devil's Slide Trail from Idyllwild to Taquitz Valley 2438 Comment
  UC103114  Keckiella rothrockii var. jacintensis S. B. and W. F. Parish Aug 1880 473 Riverside San Jacinto Mts. Comment
  RSA792473  Koeberlinia spinosa var. tenuispina Justin M. Wood, Dustin Ray 2011-4-28 3835 Riverside Sonoran Desert: Chuckwalla Valley: 6.5 miles north of Desert Center on Kaiser Road, +/- 0.4 miles northeast of bend in road. 202 Comment
  RSA627575  Koeleria macrantha Scott D. White, Julie Greene 1998-8-1 6965 Riverside Idyllwild Area: Roadside uplands and meadows within residential community above/parallel to E bank of Strawberry Creek between crossing at Circle Drive and Humber Park. 1829 Comment
  CAS-BOT-BC273669  Koeleria pyramidata Cecil Hart 1922-5-21 27 Riverside San Jacinto Mt. Comment
  SEINET10910278  Krameria J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12830 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then ca 1.3 km on Whitewater Canyon Road. Comment
  UCSB16823  Krameria bicolor Winn, Will 1963-4-8 Riverside 37.9 miles east of Desert Center on U.S. Highway 60-70 243 Comment
  JOTR32043  Krameria grayi La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler, B. Truesdell, D. Shade 2011-4-26 2258 Riverside Joshua Tree National Park. Pleasant Valley, southwestern edge of Hexie Mountains; granite and basalt rocky slopes above bouldery draws feeding into Pleasant Valley (Stop 3) 1041 Comment
  UCR239243  Krameria grayi Andrew Monks, Jackie McConnaughy, Malia Volke 2010-1 035 Riverside Colorado (Sonoran) Desert, McCoy Wash, road going north from Black Rock Road, south side of private boundary, north of Hwy I-10 244 Comment
  UCR279519  Lactuca serriola A. C. Sanders, Jim Malusa 2017-3-27 43119 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, canyon 12 km NE (46 deg. ) of Bombay Beach, on both sides of the Imperial County line 305 Comment
  RSA191403  Lagophylla ramosissima E. W. Lathrop, R. F. Thorne 1967-9-26 6663 Riverside 6 miles NW of Murrieta. 610 Comment
  POM320423  Lamarckia aurea David Wheat 1968-5-16 134 Riverside 4.4 miles W corner Washington Ave-Guava Street, Murietta in Rancho California 427 Comment
  UCR35328  Lamium amplexicaule L. B. Ziegler 1971-5-1 421 Riverside San Jacinto Valley, San Jacinto 473 Comment
  UC909089  Langloisia setosissima subsp. setosissima Herbert L. Mason 1928-3-10 4204 Riverside Hidden Springs Canyon Coachella Mts., Hidden Springs Canyon Comment
  CAS-BOT-BC166025  Larrea tridentata Dr. Barton W. Evermann 1916-5-13 s.n. Riverside Cottonwood Springs Comment
  LA209864  Larrea tridentata James Lauter; 1953-5-23 sn Riverside 3 mi S of Vandeventer Flat on US Hwy 74 914 Comment
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Mar 13 2014
  LA31387  Larrea tridentata Jane Turner; Barbara Whitesel, Virginia Sjaholm 1959-3-21 c- 172 Riverside Morongo Wash Comment
  SBBG97170  Larrea tridentata W. L. Halvorson 1977-3-8 77 -73 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  RSA390027  Larrea tridentata Bonnie C. Templeton 1931-4-9 s.n. Riverside N of Palm Springs Comment
  RSA359852  Lastarriaea coriacea Steve Boyd 1986-4-2 1634 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  RSA713827  Lasthenia coronaria A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23903 Riverside Tucalota Creek along gasline right-of-way, SE of French Valley Airport, off Borel Rd. NE Murrieta. 396 Comment
  RSA771760  Lasthenia coronaria Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4637 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR97899  Lasthenia coronaria A. C. Sanders 1997-3-1 19710 Riverside Riverside, Box Springs Mtns.: Coyote Hill (Bench Mark 'Versity', 1386 ft.) and ridge S and SE of the UCR Botanic Garden 427 Comment
  UCR121104  Lasthenia glabrata subsp. coulteri A. C. Sanders, Sue Nash, Tom Paulek, et al 2002-4-7 24903 Riverside Perris-Aguanga Basin region, San Jacinto Wildlife Area, west side of Davis Rd., just north of the old San Jacinto River channel (levee), 2.25 mi. north of Lakeview 434 Comment
  HSC5141  Lasthenia gracilis R. A. Eagle 1963-4-8 9 Riverside San Jacinto Mtns.; Idyllwild-Banning Rd. Comment
  RSA192189  Lasthenia gracilis E. W. Lathrop 1966-3-20 6057 Riverside 3 miles W of Murrieta Comment
  RSA695489  Lasthenia gracilis O. M. MLF 1953-3-24 s.n. Riverside Lambs Canyon, south of Beaumont. 488 Comment
  UCR49234  Lasthenia gracilis Steve Boyd 1986-4-2 1614 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  POM1791  Lathyrus vestitus subsp. alefeldii O. W. Robinson 1916-3-28 s.n. Riverside Miller's Canyon, Murrieta. Comment
  POM12943  Lathyrus vestitus subsp. laetiflorus P. A. Munz, I. M. Johnston 1922-5-19 5397 Riverside San Jacinto Canyon 1371 Comment
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Oct 1 2011
  RSA33899  Lathyrus vestitus subsp. laetiflorus N. C. Cooper 1945-5-24 1637 Riverside Big Oaks Canyon, Banning. 1219 Comment
  RSA608358  Lathyrus vestitus subsp. vestitus Leota Brice 1930-4-13 30 Riverside San Jacinto Mts. Comment
  UC194447  Lathyrus vestitus var. alefeldii H. M. Hall 1913-6-7 9435 Riverside Temecula Creek Comment
  SD173201  Layia glandulosa Juergen Schrenk 2005-4-2 16 Riverside Northern Anza Borrego Desert, White Wash Comment
  CAS-BOT-BC379626  Layia platyglossa Carl B. Wolf 1935-4-7 6307 Riverside Gavilan Hills Region. 2 mi. SW of Perris, Rancho Santa Ana Botanic Garden 426 Comment
  RSA704000  Layia platyglossa Daphne K. Christopher, H. Stevens, Zach Princip 131 Riverside Near Hermano Road, off Hwy. 15, Indian Truck Trail exit. On main gravel road heading away from ranch entrance and private residence driveways. 377 Comment
  SEINET7073395  Layia platyglossa A. G. Vestal 1963-4-23 s.n. Riverside About 1.6 mile up the Railroad Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  UC62888  Layia platyglossa H. M. Hall 2909 Riverside vicinity Sage 762 Comment
  RSA0057841  Layia platyglossa subsp. campestris Paul McLaughlin 1976-4-9 0409762 Riverside Box Springs Mountains. One mile west of Box Springs Mtn. Road along a County Park trail. 822 Comment
  RSA233324  Layia platyglossa subsp. platyglossa L. B. Ziegler 1968-4-16 s.n. Riverside Hemet Valley, San Jacinto Mts Comment
  CLARK-A1528-70  Leersia oryzoides John C. Roos, Lucille Roos 1951-10-24 5345 Riverside Riverside 259 Comment
  SBBG104069  Lepidium dictyotum A. C. Sanders 1993-4-1 13669 Riverside western edge of Hemet, NE corner of intersection of Myers St. and Devonshire Ave, 0.75 mi NE of intersection of Florida Ave (St Hwy 74) and Warren Rd Just S of Tres Cerritos; T5S, R1W, SW/4 of NE/4, S7 460 Comment
  SEINET6056432  Lepidium dictyotum Unknown 1996-4-19 Riverside Idyllwild Area. Strawberry Creek between crossing at Circle Drive and Humber Park. Comment
  UC2029935  Lepidium dictyotum Steve Boyd 2001-4-12 10410 Riverside GAVILAN HILLS REGION: Southeast base of Alberhill Mountain on flats north of Nichols Road and West of Pierce Street, in the vicinity of the site of Terra Cotta. Comment
  POM266071  Lepidium fremontii C. L. Hitchcock 1940-4-1 5922 Riverside Cottomwood Springs. Comment
  POM307345  Lepidium fremontii Henry J. Ramsey, Henry J. Ramsey 1939-11-28 1939 Riverside 20 miles E of Indio. Comment
  UC494743  Lepidium fremontii C. L. Hitchcock 1932-4-8 12221 Riverside 1 mi w Cottonwood Springs (e Riverside County) Comment
  UCR20694  Lepidium lasiocarpum A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1300 Riverside Sonoran (Colorado) Desert, Coachella Valley, 5 miles ESE of Thousand Palms, west side of Washington Street c. 1 mi north of Interstate Hwy 10 35 Comment
  UCR121809  Lepidium latipes A. C. Sanders, Carolyn Washburn 2001-4-17 24059 Riverside San Jacinto Valley, southwest edge of Hemet, NW of intersection of Stowe Rd. and California Av., 2 miles NE of Winchester 457 Comment
  UCR240264  Lepidium latipes var. latipes D. E. Bramlet, Robt. L. Allen, Fred M. Roberts 2011-4-30 4826 Riverside Peninsular Range; Elsinore Trough, Nichols Road wetlands area, 253 m south of Nichols Rd. & 76 m east of Baker St. 384 Comment
  RSA674546  Lepidium nitidum Scott D. White 2000-5-3 7755 Riverside Temecula Area: Near Wolf Valley. Valley and hillsides along unnamed tributary to Temecula Creek, directly S of Red Hawk subdivision. 351 Comment
  RSA734993  Lepidium nitidum Justin M. Wood 2008-2-4 3 Riverside Liberty Quarry, W. of 15 freeway near the Rainbow exit. 366 Comment
  UCR113200  Lepidium nitidum A. C. Sanders 1998-3-11 21658 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, north of Diamond Valley, looking down on San Jacinto Valley between ends of Warren Rd. and Sanderson Ave. 610 Comment
  RSA612508  Lepidium nitidum var. nitidum D. L. Banks, Joe Moreno 1997-2-5 1266 Riverside NW Palomar Mtns, Agua Tibia Mountains: Pechanga Indian Reservation. Recently burned area at the northerd boundary of the Reservation, just north of Anza Road. 409 Comment
  UCR260876  Lepidium pinnatifidum A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-8 41572 Riverside Peninsular Range; Elsinore Trough, City of Lake Elsinore, vacant lot south of intersection of 3rd St. and Pasadena St., west of Birch St., near drainage channel from lake toward Temescal Creek 387 Comment
  SBBG37499  Lepidium virginicum R. N. Muller 1967-5-5 33 Riverside UC Riverside campus, on S side of first E-W ridge S of irrigation reservoir Comment
  UCR213840  Lepidium virginicum var. pubescens Scott D. White, Justin M. Wood 2009-5-21 12853 Riverside San Jacinto Mountains, Garner Valley, near abandoned duck ponds, south of Quinn Flat 1366 Comment
  RSA614495  Lepidospartum squamatum A. C. Sanders, S. White, C. L. Sanders 1994-10-9 15806 Riverside Whitewater Canyon, 2 miles below trout farm, above Bonnie Bell. 550 Comment
  UC472877  Lepidospartum squamatum M. F. Spencer 1918-4-1 Riverside Palm Canyon; Colorado Desert 600 Comment
  POM1178  Leptochloa fusca subsp. uninervia I. M. Johnston 1917-12-1 s.n. Riverside Santa Ana River, NW of Corona. 183 Comment
  RSA522109  Leptochloa fusca subsp. uninervia Steve Boyd, Timothy S. Ross 1989-8-28 3802 Riverside Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east. 442 Comment
  CLARK-A1528-71  Leptochloa uninervia Fred B. Essig 1966-9-12 Riverside Riverside Comment
  UCR138674  Leptochloa uninervia Julie A. Greene 1993-4-3 1090 Riverside San Jacinto Valley, San Jacinto Wildlife Area. Raised wet area west of dirt road. 445 Comment
  UCR35057  Leptodactylon californicum L. B. Ziegler 1967-4-18 116 Riverside Peninsular Ranges, Foothills of the San Jacinto Mtns, on Poppet Flat Rd 915 Comment
  RSA561066  Leptosiphon androsaceus T. S. Ross, D. E. Bramlet 1993-5-12 7347 Riverside Southern Santa Ana Mountains, San Mateo County Wilderness area. San Mateo Canyon, along stream bed and adjacent to benches and lower slopes from confluence with Los Alamos Canyon downstream to confluence with Tenaja canyon,. 366 Comment
  SBBG132098  Lessingia glandulifera S. D. White 2003-10-9 9822 Riverside Pine Cove area, Dutch Flat; San Jacinto Mtns 1753 Comment
  RSA520551  Lessingia glandulifera var. glandulifera Steve Boyd, D. Bramlet 1988-10-8 2884 Riverside Cahuilla Mountain, SW of Anza at head of Bautista Canyon. Along crest of the mountain. Comment
  RSA703626  Leymus condensatus Scott D. White, Angelia Carey 2004-9-16 10749 Riverside Along Poppet Creek NE of San Jacinto River. Along open sandy dry wash and adjacent roadside. 561 Comment
  CAS-BOT-BC274534  Leymus triticoides H. M. Hall 1901-6-1 2122 Riverside San Jacinto Mountins. Eastern base, along the borders of the Colorado Desert Comment
  SD229045  Lilium parryi Dick Schwenkmeyer 2012-8-28 818 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
  UCR8102  Linanthus ciliatus B. Freeman 1969-6-13 690613- 01 Riverside San Jacinto Mtns., University of California, Riverside's James Reserve, near Lake Fulmor, on road from Banning to Idyllwild. Trailfinder's Camp. 1646 Comment
  UC1595565  Linanthus dianthiflorus W. Wisura, A. King, and L. Newcomb 1992-4-10 4678 Riverside n of W. Palm Springs; Gorgonio Pass, Stubbe Canyon Comment
  UCR177152  Linanthus dianthiflorus Scott D. White, Michael Honer 2003-4-25 9106 Riverside San Bernardino Mtns, Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm, west side of road 671 Comment
  RSA525248  Linanthus dianthiflorus subsp. dianthiflorus Steve Boyd, T. S. Ross 1990-5-11 4626 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79. 549 Comment
  UC879946  Linanthus floribundus subsp. glaber P. A. Munz 1922-4-28 5048 Riverside Leach Canyon Santa Ana Mts. 670 Comment
  CAS-BOT-BC226875  Linanthus jaegeri H. M. Hall 1901-8-1 2596 Riverside San Jacinto Mountains. Vicinity of Tamarack Valley 2590 Comment
  POM364715  Linanthus jonesii N. C. Cooper 1949-4-8 3289 -a Riverside Shaver's Summit east of Indio. 610 Comment
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Sep 20 2011
  RSA480008  Linanthus jonesii Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1998-3-10 2135 Riverside N. end Palen Mountains, 2 mi west of Palen Pass, mid-bajada. 91 Comment
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Jun 23 2012
  UCR216210  Linanthus jonesii Jim Andre, T. La Doux 2009-2-25 10829 Riverside Sonoran (Colorado) Desert, Big Maria Mountains, along west side of Hwy 95 just south of Black Point, c. 15 miles north of Blythe 94 Comment
  UC880049  Linanthus lemmonii P. A. Munz and I. M. Johnston 1922-5-20 5477 Riverside Kenworthy San Jacinto Mts. 1463 Comment
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Mar 25 2011
  UCR162403  Linanthus lemmonii 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
  UCR82883  Linanthus liniflorus A. C. Sanders, P. J. MacKay 1994-10-23 15847 Riverside San Bernardino Mtns., Between the trout hatchery and Bonnie Bell 780 Comment
  UCR91407  Linaria canadensis Scott D. White 1995-4-5 2743 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  UCR116774  Linaria canadensis var. texana A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23895 Riverside Perris-Aguanga Basin region, Tucalota Creek along gasline right-of-way, SE of French Valley Airport, off Borel Rd. in NE Murrieta 396 Comment
  RSA435727  Linum lewisii H. E. Hasse 1892-7-3 s.n. Riverside San Jacinto [could be San Jacinto Mtns., or could be San Jacinto Riv. near City of San Jacinto but probably mtns., based on species] Comment
  UCR23128  Lithophragma affine J. C. Lyman 1981-5-16 s.n. Riverside Peninsular Ranges/San Jacinto Mountains, May Valley Rd, Idyllwild 1768 Comment
  UCR171718  Lobularia maritima John F. Green 2006-4-25 s.n. Riverside Peninsular Ranges, Temecula, Southern California Edison right of way between residential areas, N-S corridor between S General Kearny Road and La Serena Way; east of Veterans Park 366 Comment
  UCR4110  Lobularia maritima Ronald M. Cope 1965-4-13 s.n. Riverside Riverside. On side of earthen dam, south of where Gage Canal goes underground for the second time after having crossed Le Conte Dr. 259 Comment
  UCR20971  Loeflingia squarrosa A. C. Sanders 1980-5-2 1428 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  JEPS33559  Logfia filaginoides W. L. Jepson 1928-4-19 12428 Riverside hills 5 mi n Elsinore 609 Comment
  JOTR35097  Logfia filaginoides La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 3003 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; burned slopes (2009 fire) above Lost Horse Mine trail, west of mine, with rocky-cobbley soil and rocky outcrops Comment
  UCR75547  Logfia gallica A. C. Sanders 1993-5-17 14067 Riverside San Jacinto Valley, Hemet, south side Florida Ave (Hwy 74) on east side of California Ave. 460 Comment
  UCR155816  Lolium perenne 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
  UCR244402  Lomatium mohavense Jim Andre 2012-4-16 20984 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
  CLARK-A1528-1445  Lomatium utriculatum John C. Roos 1937-3-24 1341 Riverside Pigeon Pass Comment
  UCR48488  Lomatium utriculatum Steve Boyd 1986-3-9 1381 Riverside Peninsular Range, Temescal Canyon: Alberhill Mtn., south slope of mtn., just east of claymine area 488 Comment
  RSA296143  Lonicera interrupta B. A. Prigge 1980-8-18 3967 Riverside San Bernardino Mountains, Whitewater Canyon; 3.5 miles upstream from trout farm. 991 Comment
  LA204614  Lonicera subspicata W. Pequegnat; 1937-9-6 sn Riverside Santa Ana Mountains, Ortega Rd Comment
  UCD137364  Lonicera subspicata M. Vincent 1963-7-8 431 Riverside Upper San Juan Campground. Hwy #74. Comment
  RSA455385  Lonicera subspicata var. denudata N. C. Cooper 1949-6-29 4311 Riverside West of Pinon Flats, San Jacinto Mountains. 1524 Comment
  UC534840  Lonicera subspicata var. denudata Victor Duran 1933-7-2 3496 Riverside Vandeventer Flat Santa Rosa Mts. 1524 Comment
  RSA18956  Lotus argophyllus var. argophyllus Roxana S. Ferris, Ruth P. Rossbach 1938-5-19 9656 Riverside Lower edge of Pinon (Pinyon?) Belt desert side of divide Comment
  UCR237697  Lotus argophyllus var. argophyllus Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4508 Riverside San Bernardino Mountains, Whitewater Canyon, along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center, Whitewater Trout Farm, in the vicinity of Bonnie Bell 526 Comment
  UCR110990  Lotus argyraeus var. argyraeus George K. Helmkamp 1998-6-27 4125 Riverside Santa Rosa Mtns., 9 mi SE of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail = F. S. Rd. 7S02), in vicinity of Santa Rosa Spring. 2232 Comment
  RSA406104  Lotus crassifolius N. C. Cooper 1943-9-11 922 Riverside San Jacinto Mountians, Idlewild. 1829 Comment
  UCSC000920  Lotus crassifolius Peter Kamb 1948-7-3 1147 Riverside San Jacinto Mts., Hall Canyou 1646 Comment
  POM48896  Lotus grandiflorus var. grandiflorus P. A. Munz, I. M. Johnston 1924-7-27 8747 Riverside Dark canyon 1982 Comment
  UC864796  Lotus grandiflorus var. grandiflorus P. A. Munz and I. M. Johnston 1922-5-19 5403 Riverside 1 mi above mouth of Strawberry Creek; San Jacinto Canyon, Strawberry Creek 1219 Comment
  RSA406416  Lotus hamatus Anstruther Davidson 1926-5-1 s.n. Riverside Near Corona Comment
  RSA90301  Lotus hamatus F. W. Peirson 1919-4-12 714 Riverside Along the Tahquitz Creek stream near Palm Springs Comment
  POM122521  Lotus heermannii Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  UCR165394  Lotus humistratus A. C. Sanders 2005-4-21 29575 Riverside Peninsular Range, Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 mi. ESE of Gavilan Peak 622 Comment
  UCR20643  Lotus humistratus O. F. Clarke 1980-4-26 s.n. Riverside Menifee Valley Area, south of Sun City a few miles. 1.5 miles west from the intersection of Holland and Haun Roads, 2 miles SW of the intersection of Newport Rd and Hwy 395 473 Comment
  UCR241928  Lotus humistratus A. C. Sanders, John F. Green 2013-3-27 40686 Riverside Peninsular Range, Alberhill, dirt track NE of new section of Nichols Rd. south of Lake St. 416 Comment
  UCR242666  Lotus nevadensis A. C. Sanders 2013-7-6 40856 Riverside Peninsular Range; San Jacinto Mountains, SE of Idyllwild on South Ridge along FS Rd. 5S11, at junction with small side road 1905 Comment
  UCR256782  Lotus purshianus T. B. Salvato, Matthew Malle 2013-5-20 7574 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
  UCR68619  Lotus salsuginosus var. salsuginosus Steve Boyd, D. E. Bramlet 1990-4-29 4501 Riverside Lake Skinner County Park, SE base of Bachelor Mtn. 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
  UCR180694  Lotus scoparius subsp. brevialatus Mitch Provance 2003-4-26 9885 Riverside Santa Ana River Valley, northern extreme of the La Sierra Hills, on the N-facing slopes and ridges just south of Crestlawn Memorial Cemetery 427 Comment
  PASA1110  Lotus strigosus 1930-1 Riverside Painted Canyon Comment
  POM14075  Lotus strigosus P. A. Munz, D. D. Keck 1922-4-14 5000 Riverside East of Whitwater Ranch 213 Comment
  RSA583368  Lotus strigosus Steve Boyd, Darin Banks 1995-4-5 8430 Riverside Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain at the eastern edge of the Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary. 579 Comment
  RSA757799  Lotus strigosus LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4288 Riverside From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W., Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  UC1495655  Lotus strigosus Robert T. Clausen with E. R. and H. E. Clausen 1963-4-18 63049 Riverside 10 km se Murrieta (top of ridge s of Santa Gertrudis); Transverse Ranges 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
  RSA21757  Lotus tomentellus C. B. Wolf 1937-4-6 8429 Riverside Coachella Valley, 2 mi. NE. of Edom 30 Comment
  JOTR16689  Lupinus andersonii Baker, James K. & Baker, Ilisa T. 1966-10-14 s.n. Riverside Joshua Tree National Park. LOST HORSE AREA NEAR RANGER STATION 1310 Comment
  JOTR32831  Lupinus andersonii La Doux, Tasha, E. Babich, M. Brown 2008-9-30 1553 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Valley, near Lost Horse Ranger Station; active wash near base of granitic outcrops 1250 Comment
  POM349949  Lupinus arizonicus Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  POM349954  Lupinus arizonicus N. C. Cooper 1949-4-8 3255 Riverside Mecca Pass east of Indio. 610 Comment
  UCD105758  Lupinus arizonicus P. C. Everett; E. K. Balls 1958-4-29 23019 Riverside along U.S. Hwy 60/70, Indio to Blythe. 502 Comment
  RSA776213  Lupinus bicolor Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-29 865 Riverside Haugen Lehmann exit, Pacific Crest Trail up into canyon east of Cottonwood Canyon 610 Comment
  UCR199563  Lupinus bicolor Scott D. White 2004-4-26 10267 Riverside San Jacinto Mountain Foothills, Soboba Indian Reservation, Indian Creek Watershed 671 Comment
  UCR280830  Lupinus bicolor T. B. Salvato, Gregg Miller 2005-6-3 1405 Riverside Peninsular Range; Perris-Aguanga Basin Region, edge of Gavilan Hills ca 3.5 mi SW of Perris, 1.4 mi SE of Steele Peak, and 0.5 mi NNW of Good Hope Mine, E of Hwy 74 534 Comment
  UCR96867  Lupinus bicolor Scott D. White 1993-3-12 1148 Riverside Perris-Aguanga Basin Region, near Winchester; Old Salt Creek Channel, between new flood control channel and Patton Ave 445 Comment
  CLARK-A1528-2820  Lupinus bicolor subsp. microphyllus John C. Roos 1938-4-4 732 Riverside La Sierra Comment
  RSA350063  Lupinus bicolor subsp. microphyllus N. C. Cooper 1947-4-5 2038 Riverside Alamos Canyon, Elsinore 762 Comment
  SEINET10484904  Lupinus bicolor subsp. microphyllus David B. Dunn, Melvin L. Conrad; Robin C. Kennedy 1973-6-15 Dunn 20766 Riverside Coll. At the jct of hwy 74 and 71. A gas station on the sw corner. Area Generally chapparal with shaggy adenostema. Comment
  JEPS65056  Lupinus concinnus Marjorie Clary 1930-4-10 8 Riverside Devils Canyon 91 Comment
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Jan 8 2017
  RSA413470  Lupinus concinnus Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  RSA800114  Lupinus concinnus Duncan S. Bell 2013-4-7 4759 Riverside Arica Mountains, east side of range; west side of Rice Valley approximately 4 air miles south of the ghost town of Rice. 207 Comment
  RSA561012  Lupinus concinnus subsp. concinnus Steve D. Boyd, Tim S. Ross 1992-5-4 7198 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero 732 Comment
  UCR244396  Lupinus concinnus subsp. concinnus Jim Andre 2012-4-16 20976 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
  UC130303  Lupinus excubitus H. M. Hall 1899-6-2 1372 Riverside Alamos 457 Comment
  UCR100820  Lupinus excubitus G. R. Ballmer 1998-5-23 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, Massinger oak easement, Riverside Land Conservancy, north base of Redonda Mesa, close to Tenaja Rd. 671 Comment
  POM125537  Lupinus excubitus var. austromontanus R. Weatherby 1949-6-6 663 Riverside Santa Rosa Mountain. 1982 Comment
  POM229043  Lupinus excubitus var. austromontanus Philip A. Munz 1937-5-30 15140 Riverside Santa Rosa Peak. 2409 Comment
  RSA6119  Lupinus excubitus var. hallii Carl B. Wolf 1932-5-25 3687 Riverside Small Canyon on Gilman Ranch in foothills north of Banning 854 Comment
  UC865164  Lupinus formosus C. Epling and Wm. Robison 1935-6-20 Riverside Mt. San Jacinto, above Marion Camp Comment
  SEINET6932670 Image available Lupinus formosus W. P. Vestal, A. G. Vestal 1955-4-21 s.n. Riverside West end of Long Valley Road, just north of Temecula. Comment
  RSA413699  Lupinus hirsutissimus Ora M. Clark 1929-3-16 1685 Riverside South of Cabazon, Colorado Desert. Comment
  RSA414786  Lupinus hyacinthinus E. C. Jaeger 1922-7-3 s.n. Riverside Tahquitz Valley San Jacinto Mts 2104 Comment
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Mar 21 2011
  UC729904  Lupinus latifolius var. parishii Carl B. Wolf 1932-8-5 3951 Riverside 1st real wet meadow on trail from Tahquitz Valley to San Jacinto Peak (San Jacinto Mts.); San Jacinto Mts. 2743 Comment
  POM23584  Lupinus microcarpus var. densiflorus Marcus E. Jones 1903-4-11 s.n. Riverside Banning. 701 Comment
  UCR102897  Lupinus microcarpus var. densiflorus A. C. Sanders 1997-4-3 20177 Riverside Lake Skinner area, N edge of large clay patch adjacent to the E side of the Skinner entrance road, c. 1-2 km NE of Borel Road. 473 Comment
  UCR227  Lupinus microcarpus var. densiflorus Frank C. Vasek 1958-4-26 s.n. Riverside Palomar Mtn. Region, Hwy '71' [79], east of Temecula, east end of [Temecula Creek] bridge at E end of cultivated valley [Pauba Valley] 366 Comment
  OBI48507  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-15 1341 Riverside Pasture and adj dirt rd, Guava St (DeLuz Rd) 0.4 mi S jct. Washington Ave in Murietta Comment
  CLARK-A1528-4873  Lupinus sparsiflorus John C. Roos 1937-3-23 434 Riverside Whitewater Comment
  UCR103278  Lupinus sparsiflorus B. G. Pitzer, O. F. Clarke, S. Reed, G. Ruiz 1998-3-7 3585 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
  UCR88295  Lupinus sparsiflorus A. C. Sanders, K. C. Rose 1995-4-5 16376 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  RSA414261  Lupinus sparsiflorus subsp. sparsiflorus Ora M. Clark 1929-3-2 1594 Riverside Near Alberhill Comment
  OBI53607  Lupinus succulentus Steve Myers 1988-1 s.n. Riverside Temescal Cyn, ca 1/4 mi W of intersection of hwy I-15 & Indian Truck Trl 381 Comment
  CLARK-A1656-835  Lupinus truncatus Theo Glenn 1979-4-8 Riverside San Jacinto Mountains Comment
  RSA613470  Lupinus truncatus D. L. Banks, Victor W. Steinmann 1997-3-13 1451 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
  RSA716384  Lupinus truncatus Scott D. White, Angelia Carey 2004-4-5 9998 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  UCR102831  Lupinus truncatus A. C. Sanders 1997-4-3 20146 Riverside Lake Skinner area, near north foot of Black Mountain, slopes south of Crown Valley 726 Comment
  CLARK-A1045-144  Lycium andersonii George K. Helmkamp 1978-4-1 Riverside Deep Canyon Palm Desert 15'Q Comment
  SEINET3005044  Lycium andersonii G. Rink 2011-4-25 10480 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe, desert pavement 118 Comment
  UCR41831  Lythrum californicum A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6098 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  UCR201949  Lythrum hyssopifolia Mike Misenhelter 2005-7-12 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, c. 3 miles E of Sun City, c. 2 mi. SW of Winchester, Hemet U. School Distr. proposed elementary school site, 14 acres on south side of Salt Creek and NE of the intersection of Leon and Patton Rds. 444 Comment
  UCR92321  Lythrum hyssopifolia Scott D. White, S. Ogg 1994-10-17 2473 Riverside Temecula Valley, Murrieta Creek, 1000-3000 ft. south of Winchester Road bridge (Banana Avenue) 317 Comment
  UCR146485  Machaeranthera asteroides Scott D. White, Angelia Carey 2004-9-16 10764 Riverside San Jacinto Mountain foothills, San Jacinto River wash and adjacent alluvial benches; near Indian Creek confluence 534 Comment
  CSUSB1553  Machaeranthera tephrodes Jeanne Cox 1973-7-17 S. N. Riverside Near 91 freeway 304 Comment
  UC33264  Madia elegans H. M. Hall 1901-6-29 2268 Riverside w side San Jacinto Mountains; w side San Jacinto Mountains 1615 Comment
  RSA263740  Maianthemum racemosum subsp. amplexicaule E. W. Lathrop 1968-5-22 6909 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest 1220 Comment
  CAS-BOT-BC514236  Maianthemum stellatum Geo. B. Grant 1901-8-1 s.n. Riverside Strawberry Valley, San Gabriel mts. Comment
  RSA0101004  Malacothamnus densiflorus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3546 Riverside Vail Lake area, pond and freshwater marsh in Kolb Crk. just south of the lake. Comment
  SDSU13588  Malacothamnus fasciculatus W. Miller with C. Mosse 1972-7-20 Riverside Comment
  POM362266  Malacothrix clevelandii Anstruther Davidson 1892-05 s.n. Riverside Banning Comment
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Mar 13 2011
  POM362319  Malacothrix glabrata E. Schorr 1973-4-14 28 Riverside State Hwy 86, S of Indio, near State Hwy 195 -7 Comment
  UC1287018  Malacothrix glabrata C. L. Hitchcock 1966-3-21 24329 Riverside about 15 mi s Rice (on dirt road to Blythe) Comment
  UCR94651  Malacothrix saxatilis var. tenuifolia Scott D. White 1996-5-27 4069 Riverside Badlands, Jackrabbit Canyon, east of Moreno Valley and south of Calimesa, between Hwy 60 and Gilman Springs Road. 610 Comment
  UCR41521  Malacothrix stebbinsii A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6081 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  SEINET7048046  Malva parviflora Steven R. Hill 2001-4-29 33519 Riverside South side of Route I-10 right-of-way, 0.2 mile west of Desert Lawn Road exit, Calimesa. At small drainage culvert, San Timoteo Wash. Elevation about 2314 feet. Comment
  UCR180347  Malva parviflora Scott D. White, Angelia Carey 2004-4-5 10031 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  RSA441206  Marah macrocarpa Ora M. Clark 1929-2-23 1534 Riverside Cabazon, Colorado Desert Comment
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Mar 13 2011
  SBBG59860  Marah macrocarpa S. Boyd, T. Ross, L. Arnseth, J. Bonilla 1990-4-2 4011 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, Hwy 79, E of USFWS Dripping Springs Guard Station 487 Comment
  CLARK-A1703-1199  Marina orcuttii Robin L. Kobaly 1977-3-31 Riverside Santa Rosa Mountains 1402 Comment
  HSC101189  Marina parryi Jim Andre 2012-3-19 21371 Riverside Palen Valley; along Palen Pass Rd. (dirt), 7.1 mi. east of Hwy. 177. 321 Comment
  RSA28049  Marina parryi I. L. Wiggins 1941-3-27 9672 Riverside South end of Coxcomb Mountains 8 miles northeast of Desert Center. Comment
  UCR104028  Marina parryi George K. Helmkamp 1998-4-4 3154 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
  UCR179766  Matricaria occidentalis R. E. Riefner Jr. 2004-6-27 04- 221 Riverside Paloma Valley; along Scott Road, in general vicinity of Leon Road 435 Comment
  RSA543900  Meconella denticulata Steve Boyd 1991-5-20 6269 Riverside Santa Ana Mountains, NW of Lake Elsinore. Lower Rice Cyn, just inside Cleveland Nat. For. boundary. 573 Comment
  RSA593899  Medicago polymorpha Steve D. Boyd, David E. Bramlet 1996-4-19 8608 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
  RSA556494  Medicago polymorpha Julie Greene 1993-4-3 1120 Riverside San Jacinto Wildlife Area. Weedy area by Fence Line Road gate. 441 Comment
  UCR3351  Medicago sativa T. R. Plumb 1964-4-12 s.n. Riverside Upper Santa Ana River/San Bernardino Valley Region, Campus of Univ. of California, Riverside, Canyon Crest Drive at freeway underpass. 259 Comment
  UCR37678  Medicago sativa George K. Helmkamp 1984-5-2 D- 01 Riverside Little San Bernardino Mountains, Big Morongo Canyon, 3 - 3.5 miles below the caretaker's house at the Big Morongo Preserve 610 Comment
  CAS-BOT-BC269428  Melica californica I. M. Johnston 1918-5-30 2011 Riverside Temescal Canon [Canyon] 365 Comment
  RSA10520  Melica imperfecta C. F. Baker 1909-05 s.n. Riverside Fairmont Hill. Comment
  RSA32494  Melica imperfecta Frank W. Gould 1943-4-17 2132 Riverside 4 miles east of Elsinore Comment
  UCR112406  Melica imperfecta A. C. Sanders, Mitch Provance, T. B. Salvato 2000-6-1 23454 Riverside Menifee Valley, S of Newport Rd., north of Holland Rd. and east of Bradley Rd., 2 miles due east of Railroad Canyon Lake 488 Comment
  UCR281487  Melica imperfecta Mitch Provance, Matt K. Beyers, Jeremiah George, John Hazlett 2017-4-4 417- 86 Riverside Gavilan Hills, SCE transmission route (projected) 0.6 miles NNW of Lake St. and Walker Canyon Rd. 152 Comment
  UCSB39324  Melica imperfecta Jorgensen, Jan 1982-3-23 Riverside 3 kilometers up road to aerial tramway, Palm Springs 120 Comment
  SEINET10599478  Melica imperfecta Frank W. Gould 1944-4-4 Gould 2207 Riverside In Salvia apiana association 12 miles south of Corona on road to Elsinore. Comment
  UCR94251  Melilotus albus Scott D. White 1996-4-14 3909 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
  CSUSB1137  Melilotus indicus Steve Walker 1966-5-13 Riverside City of Riverside, Santa Ana River-bottom, west of Fairmount Park 0.5 mile. 304 Comment
  UCR158324  Melilotus indicus A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30052 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
  POM348197  Melilotus indicus H. Twining 1890-04 s.n. Riverside Riverside. Comment
  CLARK-A1528-5349  Mentha citrata John C. Roos 1951-9-25 5289 Riverside Riverside Comment
  JEPS26723  Mentzelia affinis Newlon 1922-4-3 430 Riverside 6 miles w Indian Wells; Southern California Comment
  RSA0107845  Mentzelia albicaulis Duncan S. Bell, Thomas Stoughton 2010-3-19 581 Riverside West side of the Arica Mountains; within the Palen/McCoy Wilderness area; approximately 2.5 air miles west of Priest Well. 418 Comment
  LA102224  Mentzelia albicaulis J. C. Roos; 1949-4-9 4208 Riverside 30 mi N of Blythe. Comment
  CLARK-A1528-3165  Mentzelia involucrata John C. Roos 1948-4-24 3801 Riverside Whitewater 518 Comment
  RSA440423  Mentzelia involucrata A. C. Life 1916-2-20 s.n. Riverside Colorado Desert Comment
  RSA750541  Mentzelia involucrata Scott D. White, Justin M. Wood, Paul Kielhold 2009-4-21 12591 Riverside San Bernardino Mountains: Ridgeline E of Whitewater Canyon, +/- 2 miles N of town of White Water (Interstate 10), near Super Creek Quarry. 640 Comment
  POM14258  Mentzelia involucrata var. megalantha P. A. Munz, D. D. Keck 1922-4-9 4914 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 427 Comment
  RSA1275  Mentzelia laevicaulis E. R. Johnson 1928-6-8 972 Riverside Jackrabbit Pass, 6 miles W of Beaumont, Riverside County Comment
  SEINET10734759  Mentzelia laevicaulis J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12843 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then a few kilometers on Whitewater Canyon Road to where it comes closest to the river. 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
  RSA264571  Mentzelia longiloba var. longiloba C. W. Tilforth, John Dourley 1977-5-19 1323 Riverside Colorado Desert. 2 miles south of Rice and Highway 62 along Blythe-Rice Road, between Arica Mtns & Rice Valley. 244 Comment
  RSA543979  Mentzelia micrantha Steve Boyd 1991-5-10 6211 Riverside Santa Ana Mountains, base of range, just N of mouth of Hagador Cyn at bottom of Skyline Drive. 427 Comment
  JEPS26732  Mentzelia puberula Marjorie D. Clary 1936-3-20 2620 Riverside Road from Desert Center Rice; North Colorado Desert, Coxcomb Mountain 304 Comment
  RSA689389  Mesembryanthemum nodiflorum Scott D. White 2003-6-9 9526 Riverside Northeast corner of Devonshire Ave. and Warren Rd., immediately south of Tres Cerritos. 473 Comment
  RSA792923  Microseris douglasii subsp. douglasii A. C. Sanders, T. B. Salvato 2011-4-1 38936 Riverside Lake Elsinore area, near Alberhill, Baker St., SW side at dirt road crossing, c. 270 ft. SE of intersection with Pierce St. 385 Comment
  UCR102895A  Microseris douglasii subsp. douglasii A. C. Sanders 1997-4-3 20168 A Riverside Lake Skinner area, N edge of large clay patch adjacent to the E side of the Skinner entrance road, c. 1-2 km NE of Borel Road. 473 Comment
  UCR228259  Microseris douglasii subsp. douglasii A. C. Sanders, T. B. Salvato 2011-4-1 38936 Riverside Peninsular Range, Lake Elsinore area, near Alberhill, Baker St., SW side at dirt road crossing, c. 270 ft. SE of intersection with Pierce St. 385 Comment
  UCR225446  Microseris heterocarpa A. C. Sanders, T. B. Salvato 2011-3-29 38847 Riverside Peninsular Range; Perris-Aguanga Basin Region, valley at toe of hills between Sun City and Perris, powerline corridor between Goetz Rd. and Alabaster Loop, north of Goldenrod Ave. 448 Comment
  UCR225581  Microseris heterocarpa A. C. Sanders, T. B. Salvato 2011-3-29 38870 Riverside Peninsular Range; Perris-Aguanga Basin Region, between Sun City and Perris, along powerline corridor 0.45 east of Goetz Rd. and 0.07 km east Wheat St. 450 Comment
  UCR90391  Microseris heterocarpa D. L. Banks, Steve Boyd 1995-5-9 0326 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
  RSA95238  Microseris heterocarpa F. W. Peirson 1922-4-29 2951 Riverside South of Lake Elsinore. 381 Comment
  UCR174102  Microseris lindleyi A. C. Sanders 2006-5-19 32447 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
  UCR182357  Microseris lindleyi Mitch Provance 2005-5-17 6556 Riverside Warm Springs Valley, Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, c. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site 421 Comment
  RSA0018769  Mimetanthe pilosa Philip A. Munz, I. M. Johnston 1924-7-27 8849 Riverside 7 miles SE of Poppet Flat. San Jacinto Mountains. 1524 Comment
  LA209165  Mimulus aurantiacus K. Kinsel; 1930-4-17 Riverside near Perris Comment
  UCR270305  Mimulus aurantiacus var. pubescens T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8373 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
  RSA0056603  Mimulus aurantiacus var. pubescens Steve Boyd 1986-4-22 1749 Riverside Temescal Canyon: Stable alluvial benches of Indian wash just south of I-15. Comment
  HSC20777  Mimulus aurantiacus var. puniceus C. L. Hitchcock, C. V. Muhlick 1964-3-17 23105 Riverside 10 mi. N of Pala, along road to Elsinore. Comment
  RSA719268  Mimulus bigelovii Michael Honer, L. Hulse 2004-4-3 1899 Riverside Rockhouse Canyon, appx. 1/2 mi. N of intersection with Fargo Canyon. Peninsular Ranges, San Ysidro Mountains: W side of Otay Mtn; 1.5 km SSE of Savage Dam (Otay Lake); N of County Prison; near tributary to Otay River, N of O'Neal Canyon. 610 Comment
  RSA535794  Mimulus bigelovii var. bigelovii David M. Thompson 1988-3-4 823 Riverside 1.6 ESE of I-10 interchange at Desert Center along dirt road parallel to I-20 (S side of freeway), not far beyond, E of the Desert Center Pumping Station. 82 Comment
  UCR161406  Mimulus cardinalis A. C. Sanders, Mike Misenhelter 2005-9-20 31682 Riverside San Jacinto Mtns. Foothills, Santa Rosa Hills south of Hemet, road NW of Gibbel Flat, south end of Cornell St., 0.5 mi. SE of the Ramona Bowl 610 Comment
  CAS-BOT-BC9449  Mimulus diffusus B. Ertter; J. Strachan 1979-6-26 2975 Riverside Kenworthy Forest Station on Rte. 74 in Garner Valley, San Jacinto Mtns. Comment
  UCR114313  Mimulus guttatus Mitch Provance 1998-3-21 275 Riverside Jurupa Hills, Sunnyslope, Ormand Quarry. 280 Comment
  UCR35255  Mimulus guttatus L. B. Ziegler 1969-6-12 377 Riverside San Jacinto Mtns, Hemet Valley (= Garner Valley) in sandy stream bed near Pine Meadows 1433 Comment
  JOTR01207  Mimulus guttatus Cole, James E. 1941-5-27 792 Riverside Joshua Tree National Park. BARKER DAM 1310 Comment
  UCR19054  Mimulus pilosus John C. Roos 1948-6-19 3882 Riverside San Jacinto Mtns., Roadside [vicinity of Dark Canyon] 7 miles north of Idyllwild Comment
  CLARK-A1528-4270  Mimulus puniceus John C. Roos 1941-5-17 123 Riverside March Field Comment
  CLARK-A1528-4271  Mimulus puniceus John C. Roos 1966-4-29 Riverside Lakeview Comment
  SEINET3078512 Image available Mimulus puniceus Ted R. Turk 1971-5-16 Riverside Murrieta-DeLuz Rd, 2.8 mi south of Murrieta. Comment
  POM158453  Minuartia douglasii P. A. Munz 1927-5-21 10876 Riverside 10 miles SW of Coahuila [now Cahuilla] Comment
  UCR107707  Mirabilis californica A. C. Sanders 1997-3-1 19745 Riverside Box Springs Mountains, Riverside: S end of the range along Gernert Rd. (dirt road paralleling the mountain front), in valley draining to Box Spring Canyon. 457 Comment
  RSA0027986  Mirabilis laevis var. crassifolia B. Pitzer 1997-3-23 2949 Riverside Lakeview Mtns, ca. 1 air mile SSW of Mt. Rudolph, along powerline rd 0.3 mile E of Contour (Juniper Flats) Rd. 610 Comment
  POM294052  Mirabilis laevis var. retrorsa Lyman Benson 1945-3-29 11623 Riverside Canyon on Palm Springs Road, Colorado Desert, Little San Bernardino Mountain. 610 Comment
  RSA339662  Mirabilis laevis var. retrorsa Robert F. Thorne, C. W. Tilforth 1980-5-28 54167 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
  RSA676276  Mirabilis laevis var. villosa Scott D. White 2001-4-3 8227 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  UC56250  Mirabilis laevis var. villosa H. M. Hall May 17 1901-Jun 1 1901 1855 Riverside Palm Canyon 457 Comment
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Aug 18 2010
  SEINET223388  Mirabilis multiflora B. Ertter, J Strachan 1980-5-21 3486 Riverside Santa Rosa Mt road (USFS Rd 7S02) near Hwy 74 (Pines to Palms Hwy) 1707 Comment
  POM293604  Mohavea confertiflora Lyman D. Benson 1945-3-29 11633 Riverside Canyon on Palm Springs Road, Colorado Desert, Little San Bernardino Mountain. 610 Comment
  RSA0024813  Mohavea confertiflora Duncan S. Bell, Kim Clark, Bob Ellis, Pam McKay, Jim Pittman, Gene Ratcliff, Ed Schlegel, Felicia Sirchia 2013-2-24 4463 Riverside Orocopia Mountains; south end of range, north of the Coachella Canal, approximately 3 air miles northeast of Dos Palmas Springs. 182 Comment
  SD21519  Mohavea confertiflora Ethel B. Higgins 1938-5-21 5761 Riverside Shaver's Summit Comment
  UC1546688  Mohavea confertiflora Barry A. Prigge 1988-2-21 7846 Riverside Colorado Desert, Orocopia Mountains: 2 miles W of Clemens Well 228 Comment
  SEINET10548358  Mohavea confertiflora David B. Dunn 1946-2-22 Dunn 1966 Riverside Collected in mud flats dry, caked and split. All american canal catch basin from Desert washes. Oracopia mts ne of the saltan sea. Very arid country. Comment
  RSA40609  Mollugo cerviana J. C. Roos 1946-9-14 3015 Riverside Thomas Valley, San Jacinto Mountains. 1372 Comment
  CAS-BOT-BC215700  Monardella australis Carl B. Wolf 1932-8-5 3964 Riverside San Jacinto Mts. 100 yds. beyond 1 St., meadow on trial from Tahquitz Valley to San Jacinto Peak 2743 Comment
  SD120888  Monardella hypoleuca subsp. intermedia Wayne P. Armstrong 1987-4-25 1277 Riverside Santa Rosa Plateau, north end of Mesa de Colorado 600 Comment
  RSA699167  Monardella lanceolata J. R. Bruff 1934-6-19 544 Riverside San Jacinto Mountains Comment
  UCR272127  Monardella linoides subsp. linoides Duncan S. Bell 2015-9-30 8668 Riverside Santa Rosa Mountains, summit area of Asbestos Mountain 1573 Comment
  UC1499904  Monardella nana Elizabeth McClintock 1941-6-8 64 Riverside Road to Santa Rosa Mt., 2 1/2 miles above Pines to Palms Highway Comment
  UC2035998  Monardella nana C. Epling, L. Haines 1937-5-7 Riverside Pinyon Flats Palms to Pines Highway Comment
  RSA0014347  Monardella nana Elizabeth McClintock 1941-6-8 58 Riverside Road up Santa Rosa Mt. 0.6 miles above Pines to Palms Highway. Comment
  CHSC67964  Monardella nana subsp. nana Alison Graff 1993-6-24 M- 15 Riverside San Bernardino National Forest, Santa Rosa Mtn. 1.4 mi down Santa Rosa Mtn. Rd. (FS 7S02) from Santa Rosa Camp. Comment
  CLARK-A1528-1334  Monardella nana subsp. tenuiflora Frank C. Vasek 1979-7-26 77907260- 2 a Riverside Santa Rosa Mountains Comment
  UC104684  Monardella nana subsp. tenuiflora A. W. Anthony 1895-7-2 Riverside San Jacinto 2590 Comment
  UC1499950  Monardella nana subsp. tenuiflora E. and M. McClintock, D. Weiner 1941-7-11 96 Riverside 2 mi beyond Stone Creek (Banning-Idyllwild road) Comment
  UC456088  Monardella nana subsp. tenuiflora I. J. Condit 1910-6-22 Riverside San Jacinto Mts. 2438 Comment
  UCR78333  Monolopia lanceolata D. E. Bramlet 1993-4-13 2325 Riverside Adjacent to (north of) the existing dirt access road, 610 m north of Cajalco Rd, in the 'Cajalco Bend' area, 1.1 km west of Lake Mathews Drive 433 Comment
  CAS-BOT-BC349799  Monoptilon bellioides Lewis S. Rose 1937-4-9 37165 Riverside Palm Springs 137 Comment
  UC909735  Monoptilon bellioides N. C. Cooper 1949-4-8 3236 Riverside e of Indio; Mecca Paso 609 Comment
  CAS-BOT-BC444629  Montia chamissoi H. M. Hall 1901-7-1 2362 Riverside San Jacinto Mountains. In meadows or along creeks of Tamarack Valley 2743 Comment
  UC1931205  Montia fontana Scott D. White, Justin Wood 2008-6-19 12270 Riverside San Jacinto Mountains: Meadows at Baldy Mtn. Comment
  UCR263466  Montia fontana A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35582 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek watershed, c. 1.25 mi ENE of Mountain Center, nameless tributary to Coldwater Creek north of Johnson Meadow, below mapped spring 1479 Comment
  UCR132709  Morus alba A. C. Sanders, O. F. Clarke 1991-6-10 11121 Riverside Upper Santa Ana River/San Bernardino Valley, Riverside, along Spring Brook between Lake Evans (Fairmont Park) & the Santa Ana River 238 Comment
  JOTR34187  Muhlenbergia appressa La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 3236 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
  SD137949  Muhlenbergia microsperma Darin L. Banks, Steve Boyd 1995-5-3 249 Riverside Cleveland National Forest; N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco 512 Comment
  SEINET191996  Muhlenbergia microsperma C. L. Hitchcock 1940-4-2 5915 Riverside Cottonwood Spring Wash Joshua Tree National Monument. Comment
  UCR83407  Muhlenbergia microsperma A. C. Sanders 1994-5-15 14490 Riverside Mount Rubidoux, a rocky granitic hill on the NW side of Riverside on the E bank of the Santa Ana River 400 Comment
  POM259180  Muhlenbergia richardsonis P. A. Munz 1938-8-13 15326 Riverside Cedar Spring, north base of Santa Rosa Peak. 2287 Comment
  UCR104939  Muilla maritima A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20699 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek [c. 2.5 miles below Twin Pines Rd. on dirt road] 854 Comment
  UCR80794  Muilla maritima Scott D. White 1993-5-29 1446 Riverside San Bernardino Mtns, Banning Canyon, along the road to Raywood Flat, Yucaipa Ridge 1402 Comment
  UCR222401  Myoporum insulare A. C. Sanders, Andrew Chen 2011-1-5 38704 Riverside San Bernardino Valley Region, Louis Rubidoux Nature Center, Santa Ana River, Jurupa area of Riverside, SE of Riverview Dr. and west of Rio Rd. 223 Comment
  SBBG6119  Nama demissa K. K. Muller 1952-4-6 562 Riverside S entrance to Joshua Tree Nat Monument Comment
  JEPS1368  Nama demissa var. demissa E. E. Schellenger May 1920 Riverside Chuckawalla Bench Colorado Desert, Chuckawalla Bench (Colorado Desert, Southern California) Comment
  RSA484101  Nassella cernua N. C. Cooper 1944-5-6 1174 Riverside Banning. 701 Comment
  UC188932  Nassella cernua Fred M. Reed 1903-12-13 219 Riverside Bluffs Ranch Riverside; <Bluffs Ranch on Arroyo Tequesquite, terrace at S end> Comment
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Apr 30 2011
  RSA715050  Nassella pulchra A. C. Sanders, Guy Bruyea 2004-4-2 27436 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
  POM10420  Navarretia atractyloides R. Johnson 1905-06 s.n. Riverside West Riverside Comment
  SEINET4565894  Nemacaulis denudata var. gracilis Duncan S. Bell 2010-4-2 684 Riverside Arica Mountains: west side of the mountain range within the Palen/McCoy Wilderness; c. 3 air miles northwest of Priest Well 477 Comment
  UCR233161A  Nemacladus Jim Andre, Glenn L. Clifton 2011-2-22 17450 Riverside Mecca Hills, along Box Canyon Road, 10.3 mi northeast of town of Mecca 219 Comment
  SEINET1869534  Nemacladus glanduliferus Robert F. Thorne, W. Wisura, A. Shmida and R. Whittaker 1978-1 52037 Riverside San Jacinto Mountains: Chino Canyon, Palms to Pines Highway. Comment
  UCSC001316  Nemacladus longiflorus Peter Kamb 1947-6-7 567 Riverside Hall Canyon, San Jacinto Mts. 1646 Comment
  RSA0126323  Nemacladus longiflorus var. longiflorus Katherine Brandegee 1905-5-12 s.n. Riverside Near Riverside. Comment
  CAS-BOT-BC536485  Nemacladus ramosissimus A. C. Sanders; D. Malueg 2003-5-8 26570 Riverside Perris-Aguanga Basin region: Los Alamos Road at Warm Srpings Creek crossing W of Hwy 79, NE of the Hogbacks, N of Los Alamos Rd, and E of the creek 396 Comment
  JEPS5473  Nemacladus ramosissimus Rimo Bacigalupi with G. T. Robbins 1954-5-16 4473 Riverside 0.75 mi s Sage (along State Highway 79, near summit of grad) 762 Comment
  RSA0123361  Nemacladus ramosissimus Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9043 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
  UCR116985  Nemacladus ramosissimus A. C. Sanders, T. B. Salvato 2001-5-3 24078 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  SEINET10461042  Nemacladus ramosissimus Hall Hall 1961 a Riverside Comment
  UCR88123  Nemacladus rubescens A. C. Sanders, G. Nuhn 1995-4-20 16579 Riverside Sonoran (Colorado) Desert, Coachella Valley, near Fan Hill, NE of Dillon Road on an abandoned road, below Little San Bernardino Mtns. NE of 1000 Palms 549 Comment
  SEINET13681951  Nemacladus tenuis var. aliformis Tina Ayers, Randy Scott 2017-3-19 1922 Riverside Chuckwalla Mountains, ca 8 miles west of Chuckwalla Valley Road on Dupont Road, roadside at edge of wilderness area 152 Comment
  RSA670724  Nemophila menziesii Bonnie C. Templeton, I. W. Clokey 1930-4-9 1022 Riverside North of Banning 457 Comment
  SEINET7063430  Nemophila menziesii var. menziesii A. G. Vestal 1947-3-30 s.n. Riverside About 4.2 miles west of Sage on East Benton Road. UTM Zone 11, 499198mE, 3715007mN. (WGS84/NAD83). 549 Comment
  RSA667126  Nerium oleander A. C. Sanders 2000-12-17 23729 Riverside Corona, SW side of I-15, between Taber and Ontario Streets 277 Comment
  JOTR01276  Nicolletia occidentalis Cole, James E. 1941-5-19 748 Riverside Joshua Tree National Park. QUEEN VALLEY Comment
  POM12706  Nicotiana attenuata Philip A. Munz 1922-7-3 5952 Riverside Vandeventer Flat. 1372 Comment
  RSA426660  Nicotiana attenuata Albert J. Perkins 1916-9-17 s.n. Riverside Idyllwld. Comment
  SDSU11219  Nicotiana attenuata H. Wedberg 1962-7-28 992 Riverside Meadow in Hemet Valley; about 1 mile from Herkey Creek Public Camp on the road to Santa Rosa Summit, San Jacinto Mountains. 1372 Comment
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Jan 24 2013
  UCR112114  Nicotiana clevelandii A. C. Sanders, T. B. Salvato 2000-4-21 23346 Riverside Coachella Valley, east side of the Coachella Canal c. 1/4 mi. north of I-10, 3 miles east of Indio 15 Comment
  JOTR30638  Nicotiana obtusifolia La Doux, Tasha, Erin Babich 2008-4-21 1800 Riverside Joshua Tree National Park. Stop 3-Little San Bernardino Mountains, S of Covington Flat 1290 Comment
  SD260130  Nicotiana obtusifolia J. Andre 2012-4-11 20776 Riverside Joshua Tree National Park; NW Eagle Mtns, along dirt road to Black Eagle Mine, 0.7 mi. east of road to Cottonwood Spr (Utah Trail), 34 mi. south of Hwy 62 at 29 Palms. Interface of steep hills and large wash. 729 Comment
  UCR234814  Nicotiana obtusifolia Jim Andre, Glenn L. Clifton 2011-2-22 17479 Riverside Coachella Valley, 1.2 mi due south of Windy Point (at Hwy 111, just southwest of 'The Cove' housing development near Blaisdell Creek, at base of San Jacinto Mountains 320 Comment
  RSA0018757  Nicotiana obtusifolia Jack Rempel 1932-11-13 16111 Riverside 10 miles up Palm Wash. Colorado Desert. Comment
  SBBG120594  Nicotiana quadrivalvis A. C. Sanders 2006-5-19 32426 Riverside hills between Murrieta and Menifee Valley, W of I-215, S of Bundy Cyn/Scott Rd and N of Clinton Keith Rd 518 Comment
  UCR92278  Nicotiana quadrivalvis Scott D. White, M. A. Patten 1995-8-16 3552 Riverside San Jacinto Valley, Just west of Hemet, valley floor and foothills at SE margain of Lakeview Mts. north of Florida Ave. (SR 74) and west of California Avenue 500 Comment
  RSA640759  Nolina parryi Russell S. Woglum 1937-5-22 539 Riverside Santa Rosa Mountains. Comment
  SD122667  Nolina parryi C. C. Parry Mar 1876 Riverside Rocky ridges near Whitewater Station in northern Colorado Desert. Photograph of specimen only. 239 Comment
  SD148061  Nuttallanthus texanus Andy C. Sanders, M. Provance, T. B. Salvato 2001-4-6 23958 Riverside Perris-Aguanga Basin Region: Temecula, Long Canyon area west of Del Rey Rd., hills on both side of gas pipeline route 366 Comment
  CDA38122  Oenothera californica T. C. Fuller 1958-9-23 2196 Riverside 3 miles east of Anza. 0 Comment
  UC1241187  Oenothera californica subsp. californica Peter H. Raven 1959-4-23 14021 Riverside 4.1 mi w Dripping Springs Comment
  UC873908  Oenothera californica subsp. californica P. A. Munz 1922-6-27 5845 Riverside Santa Rosa Santa Rosa Mts. 1981 Comment
  LA206161  Oenothera deltoides A. M. Johnson; 1993-2-22 4165 Riverside E of Cook's Ranch, 4 mi. NW of Indian Wells Comment
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Mar 22 2014
  UCR1514  Oenothera primiveris W. R. Moberly 1962-1-31 620131- 01 Riverside Sonoran (Colorado) Desert, 8 mi. north of Desert Center on Desert Center-Rice Road 152 Comment
  RSA146109  Oenothera primiveris subsp. bufonis Peter H. Raven 1958-2-16 11624 Riverside 4.3 miles south of Rice. Comment
  RSA726578  Oenothera primiveris subsp. bufonis Naomi S. Fraga, Lisa Rojas 2005-2-10 1418 Riverside Along Palen Road near Hwy 177. 170 Comment
  UC1186515  Oenothera primiveris subsp. primiveris E. G. Linsley and J. W. MacSwain 1960-3-2 60 -3 Riverside Hopkins Well Comment
  RSA698596  Oligomeris linifolia J. R. Bruff s.n. Riverside Palm Springs. Comment
  UCR214704  Oligomeris linifolia A. C. Sanders, Richard Dwerlkotte 2010-3-22 37521 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 1.5 mi. SE of Sidewinder Well, south end of Palen Dry Lake, SW of Palen Mtns. 130 Comment
  POM348467  Olneya tesota Robert M. Perkins 1937-3-15 388 Riverside 20 miles east of Desert Center. Comment
  RSA630247  Olneya tesota R. S. Woglum 1934-4-12 1355 Riverside Sonoran Desert: Mecca Canyon; Mecca Hills; North of Salton Sea. Comment
  RSA784721  Olneya tesota Duncan S. Bell 2012-3-18 3208 Riverside The Mecca Hills; southeastern section of hills; at mouth of Hidden Canyon where drainage is blocked by the Coachella Canal, approximately 2.8 air miles southwest of Hidden Spring. 20 Comment
  UCR87649  Olneya tesota A. C. Sanders 1994-6-1 14622 Riverside Sonoran (Colorado) Desert, Box Canyon in the Mecca Hills, c. 4.5 mi below Shaver's Well, 12 mi southwest of the Box Canyon Road intersection with Hwy I-10 150 Comment
  UCR96902  Oncosiphon piluliferum D. E. Bramlet 1992-5-6 2265 Riverside Peninsular Ranges/ Perris-Aguanga Basin, San Jacinto Wildlife Area, c. 920 m NW of Lakeview, 487 m west of Davis Rd. and 46 m north of Marvin Rd 433 Comment
  UCR1489  Opuntia basilaris var. basilaris Howard York 1962-4-6 s.n. Riverside Western Colorado Desert/ San Bernardino Mtns., Whitewater Canyon, 2.5 miles up canyon from Hwy 99 [now frontage rd. just north of I-10] 'alt. 1500 ft. 549 Comment
  UCR94058  Opuntia chlorotica Scott D. White, D. Haselfeld 1996-7-2 4268 Riverside San Jacinto/Santa Rosa Mtns, Pinyon Flat area, north of Hwy 74, c. 10 road mi east of junction with Hwy 371, west-facing slope of Sugarloaf Mountain and adjacent valley 1402 Comment
  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
  UCR41502  Opuntia littoralis A. C. Sanders 1984-4-15 5012 Riverside Santa Ana Mtns, Mesa de Colorado, 5 air mi. SW of Murrieta. 610 Comment
  UCR42629  Opuntia oricola A. C. Sanders, B. D. Parfitt, R. Anthony 1986-4-19 6462 Riverside Santa Rosa Plateau, Santa Ana Mtns., Sandia Canyon, south side of Mesa de Burro, just below large water tanks near intersection of De Luz and Rancho Califonia Roads 457 Comment
  POM274016  Opuntia parryi Lyman Benson 1933-3-31 4147 Riverside San Bernardino Mt. Range. US 66 [actually US 60], Beaumont. 457 Comment
  RSA285347  Opuntia phaeacantha Lyman Benson 1955-12-6 15625 Riverside Whitewater River canyon 5 miles above US 99. 610 Comment
  RSA7224  Opuntia polyacantha var. erinacea B. D. Stark 1932-5-15 3705 Riverside Rocky hills on Palms to Pines Road, San Jacinto Mountains. 1067 Comment
  RSA585869  Opuntia vaseyi D. L. Banks, S. D. Boyd 1995-5-9 0354 -B Riverside NW Palomar Mountains; Agua Tibia Mountains; N of the Cleveland National Forest and the Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. 732 Comment
  RSA402104  Orthocarpus purpurascens Bonnie C. Templeton 1930-4-9 1070 Riverside Moreno Grade, S.W. of Beaumont 700 Comment
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Mar 20 2011
  UC1531138  Osmadenia tenella Robert F. Thorne, M. Z. Thorne, and W. Wisura 1978-5-21 52002 Riverside Mesa de Colorado Santa Rosa Plateau Comment
  UC1608216  Osmadenia tenella Steve Boyd, Tim Ross 1992-6-10 7626 Riverside an isolated area topping the ridge system due west of the junction of Tenaja Road (7S01) and Los Alamos Road ((7S04) Potrero Escondido; Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar Comment
  RSA574735  Oxalis albicans subsp. californica Steve Boyd 1981-3-13 s.n. Riverside Gavilan Hills regiion, upper western flank of Estelle Mountain. 671 Comment
  UCR3410  Oxalis rubra H. M. Whistler 1963-5-10 640510- 03 Riverside University of California, Riverside campus housing area, at 3401 Avocado [St.]. 335 Comment
  RSA122751  Oxytheca trilobata H. S. Yates 1936-8-29 6375 Riverside 1 mile NE of Keen Camp. 1616 Comment
  RSA748380  Oxytheca trilobata Justin M. Wood, Brandy Wood 2009-6-13 894 Riverside Idyllwild County Park, Lilly Creek and adj slope to W of campground. 1585 Comment
  UCR24259  Oxytheca trilobata John C. Roos 1943-5-23 2672 Riverside S Mojave Desert, Little San Bernardino Mtns 1524 Comment
  UCR55276  Oxytheca trilobata Kathy Harper 1988-6-11 s.n. Riverside San Jacinto Mtns., On Thomas Mtn Rd., south of Thomas Mtn. Lookout. Comment
  RSA652108  Paeonia californica Don Fells 1948-2-15 s.n. Riverside 1/3 mile SE from 6th and California, Norco. 229 Comment
  CAS-BOT-BC327899  Palafoxia arida Ira L. Wiggins 1941-3-24 9573 Riverside Along eastern side of Salton Sea, 2.7 miles S of Mortmar Comment
  RSA341999  Palafoxia arida var. arida R. F. Thorne, W. A. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54117 Riverside Sandy bench along Whitewater River, E of bridge and levee and below W-facing bluff. Comment
  RSA545231  Palafoxia arida var. arida R. F. Thorne 1970-10 41881 Riverside San Bernardino Mountains- Whitewater canyon: ca. 1350 ft. near bridge and Whitewater Post Office to ca. 2000 ft. up the canyon toward fish hatchery. 610 Comment
  SD127617  Palafoxia arida var. arida David Charlton 1988-2-18 1123 Riverside South side of Little San Bernardino Mountains, Fargo Canyon Road to Cottonwood Wash. 305 Comment
  UCR33541  Palafoxia arida var. arida Sears 1977-10-10 S 514 Riverside Sonoran (Colorado) Desert, 6.1 mi NE of Desert Center on Hwy 177 Comment
  UCR92427  Palafoxia arida var. arida E. R. Blakley 1993-5-20 7566 Riverside Sonoran (Colorado) Desert, W of roadside rest area at jct of Hwy 19 and road S to Wiley's Well, c. 15 mi west of city of Blythe Comment
  RSA92216  Palafoxia arida var. arida F. W. Peirson 1924-12-30 5426 Riverside Thousand Palms Canyon, Coachella Valley. 122 Comment
  UCD90128  Panicum urvilleanum W. A. Williams 1958-1-28 s.n. Riverside 1 mile S of Whitewater. Comment
  RSA0112293  Panicum urvilleanum Mary F. Spencer 1919-6-17 1311 Riverside San Jacinto. 305 Comment
  CLARK-A1045-881  Papaver californicum George K. Helmkamp 1978-5-2 Riverside Bautista Canyon burn; Hemet 15'Q Comment
  UCR101559  Parietaria hespera var. californica A. C. Sanders 1997-3-19 20052 Riverside Lake Skinner area, NE of Bachelor Mtn., small canyon below dry falls, north of dirt track off road from Rawson Cyn. 503 Comment
  RSA0123682  Parietaria hespera var. hespera Duncan S. Bell, LeRoy Gross 2016-3-9 8859 Riverside Orocopia Mountains; northwestern section of the range, approximately 6.5 air miles southwest of Chiriaco Summit, collecting in the area know as Hotel California. 775 Comment
  RSA0039600  Parkinsonia florida Deidre Conocchioli, Duncan S. Bell 2014-3-11 151 B Riverside Devil Canyon in the Santa Rosa Wilderness area. W of Coachella Valley, 3 miles S of Lake Cahuilla. 110 Comment
  RSA500149  Paspalum distichum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3651 D Riverside Vail Lake area, Temecula Creek, SE of the lake, just N of Hwy 79. 488 Comment
  UCR116624  Pectocarya anisocarpa A. C. Sanders 2001-3-20 23852 Riverside Western Colorado Desert, Coachella Valley, Garnet, north side of 19th Ave., 1/2 mi. (airline) NW of intersection of I-10 and Indian Ave. 235 Comment
  UCR213570  Pectocarya anisocarpa A. C. Sanders, Matthew Malle 2010-4-23 38000 Riverside Peninsular Range, Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  RSA0107903  Pectocarya heterocarpa Duncan S. Bell, Thomas Stoughton 2010-3-19 578 Riverside West side of the Arica Mountains; within the Palen/McCoy Wilderness area; approximately 2.5 air miles west of Priest Well. 418 Comment
  UCR279371  Pectocarya heterocarpa A. C. Sanders, Jim Malusa 2017-3-24 42959 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, large wash south of Bradshaw Trail, c. 11 km SE of Gasline Rd. 729 Comment
  UCR116972  Pectocarya linearis A. C. Sanders, T. B. Salvato 2001-5-3 24097 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 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
  RSA180305  Pectocarya linearis subsp. ferocula E. W. Lathrop 1960-3-11 4656 b Riverside 5 miles west of Murrieta. Comment
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Apr 28 2011
  UCSB15047  Pectocarya linearis subsp. ferocula Breedlove, Dennis 1962-3-11 Riverside On hillside 5.7 miles southeast of U.S. 395 on State 74, road to Hemet 487 Comment
  VVC2877  Pectocarya linearis subsp. ferocula Tim Thomas, P. J. MacKay 2010-4-12 5047 Riverside San Bernardino Mtns, Whitewater River; Mouth of Catclaw Flat, at the Paw. 878 Comment
  JOTR30118  Pectocarya platycarpa La Doux, Tasha, Bill Truesdell, Erin Babich 2008-3-10 1684 Riverside Joshua Tree National Park. Stop # 2 = Pinto Basin near Sandhill 538 Comment
  RSA564289  Pectocarya recurvata Ed LaRue 1993-5-10 s.n. Riverside Murrieta Oaks, 3 miles (airline) NW of Murrieta Hot Springs, W side of Hwy 215 457 Comment
  SEINET241497  Pectocarya recurvata A. C. Sanders 2001-3-20 23850 Riverside Western Colorado Desert: Coachella Vlly, Garnet, N side of 19th Ave, 0.5 mi(air) NW of intersxn of I-10 & Indian Ave. 235 Comment
  UCSB16960  Pediomelum californicum Brooks, Terry 1963-5-5 Riverside Pinon-Flats Campground on California State Highway 74 1219 Comment
  RSA593980  Pelargonium X hortorum D. L. Banks, Elizabeth Hedge Banks 1996-5-2 955 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve, at the Emerson Cottage. 524 Comment
  UCR170119  Pellaea andromedifolia Jeffrey Ross, Sam Lau, Jenny Phui 1998-5-31 121 Riverside San Bernardino Mtns. region, Morongo Indian Reservation; Lion Canyon 756 Comment
  UCR225215  Pellaea mucronata T. B. Salvato, Matt Malle, Tim Searl 2011-4-19 5162 Riverside Peninsular Range; Gavilan Hills, Alberhill, unpaved extension of Lake Street, 1.5 km NNE of the intersection of Lake Street and Hwy 15 473 Comment
  IRVC3154  Pellaea mucronata var. californica R. H. Whittaker, W. A. Niering 1963-5-29 SJ 49 Riverside Above N Fork San Jacinto River. Peninsular Ranges, San Jacinto Mountains 671 Comment
  HSC87076  Pennisetum setaceum Dave Hawks 1986-4-17 Riverside Whitewater River Channel, 1 mi. S of Hwy. I-10 and 2 mi. W of Indian Ave. 259 Comment
  UC1930085  Pennisetum setaceum Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10451 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
  RSA750550  Penstemon californicus Scott D. White, Justin M. Wood 2009-5-21 12872 Riverside San Jacinto Mountains: Garner Valley, 0.5 miles NW of Morris Ranch Rd (Kenworthy Ranger Station). 1372 Comment
  NY583793  Penstemon centranthifolius D. B. Dunn 1973-6-15 20770 Riverside Collected at the junction of Highway 74 and 71. A gas station on the southwest corner. Comment
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May 24 2012
  NY583866  Penstemon centranthifolius H. M. Hall 1899-5-31 s.n. Riverside Smith Mountain on north slope 762.0 Comment
  RSA97210  Penstemon centranthifolius R. M. Straw 1953-6-25 488 Riverside Santa Rosa Mountain Truck Trail, off Palms to Pines Hwy. 1677 Comment
  POM11199  Penstemon clevelandii subsp. connatus Philip A. Munz 1922-7-1 5931 Riverside Santa Rosa Mountains: Old Nicholas Canyon. 1463 Comment
  RSA0014870  Penstemon clevelandii var. connatus N. R. Zabriskie, W. M. Zabriskie 1971-4-9 369 Riverside Deep Canyon south of Hwy 74. c. 2 mi. up water service road below crossing, north slope Santa Rosa Mts. 1311 Comment
  UC887057  Penstemon grinnellii P. A. Munz 1922-7-8 6062 Riverside Fern Valley San Jacinto Mts. 1767 Comment
  RSA263751  Penstemon heterophyllus var. australis E. W. Lathrop 1968-5-17 6892 Riverside 4 miles west of Corona between Tin Mine Canyon and Santiago Peak, Skyline Drive. 1082 Comment
  RSA607430  Penstemon labrosus Claire R. Wheeler 1931-3-3 179 Riverside Strawberry Valley. Comment
  PASA881  Penstemon linarioides var. californicus Frank W. Peirson 1922-5-21 Riverside Hamet Valley, San Jacinto Mts. 1371 Comment
  SD229292  Penstemon spectabilis Dick Schwenkmeyer 2012-4-18 699 Riverside Mt. San Jacinto: Vista Grande, 1.1 mile northwest of U.S. Forestry station on Highway 243, north of Idyllwild. High granite ridge overlooking Gorgonio Pass to the north and Hemet to the west. 1540 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
  RSA93215  Pentachaeta aurea F. W. Peirson 1938-5-30 s.n. Riverside Thomas Mountain, Hemet Valley. 1402 Comment
  RSA0045198  Pentagramma maxonii E. C. Jaeger 1922-3-25 748 Riverside Murray Canyon, near Palm Springs. 304 Comment
  SEINET9628509 Image available Pentagramma triangularis C. L. Hitchcock, C. V. Muhlick 1964-3-17 23110 Riverside Along steep bank, 10 mi N of Pala, along road to Elsinore. Comment
  JOTR16829  Pentagramma triangularis subsp. triangularis Supernaugh, William JR. 1967-2-16 56 Riverside Joshua Tree National Park. 1/4 MILES EAST OF RYAN CAMPGROUND 1316 Comment
  CAS-BOT-BC77485  Peritoma arborea var. angustata F. H. Billings 1926-2-6 18 Riverside Desert near Palm Springs Comment
  CAS-BOT-BC355983  Perityle emoryi D. A. Johansen; J. A. Ewan 1932-4-10 7059 Riverside Mouth of Tahquitz Canyon, western Colorado Desert Comment
  RSA0042379  Perityle emoryi Duncan S. Bell, LeRoy Gross 2014-3-13 6238 Riverside Orocopia Mountains; southern section of range; approximately 3 air miles northwest of Clemens Well. 431 Comment
  CAS-BOT-BC167765  Petalonyx thurberi Victor Duran 1933-7-3 3500 Riverside Coachella Valley at Deep Canyon 243 Comment
  SD181450  Petalonyx thurberi Scott D. White 2001-4-27 8420 Riverside Colorado desert, Shavers Valley, near the I-10 Freeway, ca. 15 miles east of the Indio junction of I-10/SR-111. Bajadas and washes adjacent to powerline access roads near unnamed freeway exit accessing pump station; Cottonwood Basin [quad]. 395 Comment
  RSA0013136  Petunia parviflora LeRoy Gross, Caitlin Elam 2013-5-14 6066 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
  UCR92284  Petunia parviflora Scott D. White, Steve Ogg 1994-10-17 2462 .1 Riverside Temecula Valley, Murrieta Creek at Winchester Road bridge (Banana Avenue) 317 Comment
  RSA515204  Peucephyllum schottii Steve Boyd, Orlando Mistretta 1986-3-13 1479 Riverside West Side Palen Mts: NE of Desert Center; first large canyon at NW tip of western segment of range. Comment
  RSA428309B  Phacelia Elizabeth A. White 1928-04 s.n. Riverside Colorado Desert Road to Indio. [county not specified] Comment
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Jan 24 2015
  RSA81017  Phacelia ambigua G. R. Campbell 1952-4-6 18405 Riverside Joshua Tree National Monument. 1.5 miles toward Cottonwood Springs, off road to 29 Palms 976 Comment
  RSA602245  Phacelia brachyloba R. S. Woglum 1937-5-22 551 Riverside Santa Rosa Mountains, near Santa Rosa Indian Reservation. Comment
  UCR133439  Phacelia brachyloba Tracy Tennant, T. B. Salvato 1998-6-23 MOR- 445 Riverside San Bernardino Mountains, Morongo Indian Reservation, woodland stand 13, N end of Hathaway Canyon 1280 Comment
  SD4103  Phacelia campanularia Ruth B. Randall 1926-2-22 Riverside Whitewater Pass Comment
  SBBG11802  Phacelia crenulata H. and M. Dearing 1936-12-25 1451 Riverside Thousand Palms Cyn Comment
  UCR16832  Phacelia crenulata W. C. Anderson 1968-4-22 680422- 9 Riverside Sonoran (Colorado) Desert, 2 mi. south of Cottonwood Guard Station, Joshua Tree National Monument [now Park] Comment
  UCR269869  Phacelia crenulata var. ambigua A. C. Sanders, Jim Malusa 2016-3-18 42369 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  HSC66544  Phacelia crenulata var. crenulata Christopher Davidson 1979-4-4 7700 Riverside Orocopia Mtns., lower end of Box Canyon on Box Canyon Rd., 4.4 mi. E of Mecca 213 Comment
  UCR30056  Phacelia cryptantha A. C. Sanders 1983-4-9 3719 Riverside Little San Bernardino Mountains, Morongo Wash, c. 2 mi south of San Bernardino County Line, just east of Hwy. 62, at the foot of the Little San Bernardino Mountains, and 12 mi NNW of Palm Springs 549 Comment
  JEPS2381  Phacelia distans Dr. L. M. Newlon 1922-4-3 425 Riverside 6 mi w Indian Wells; Colorado Desert, Coachella Valley Comment
  RSA543790  Phacelia distans Steve Boyd, Tim Ross, Mike Hammitt 1991-5-2 6067 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  RSA770840  Phacelia distans Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4685 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65122 604 Comment
  RSA775386  Phacelia distans Duncan S. Bell 2011-4-10 2244 Riverside Northwest side of the Arica Mountains; northwestern section of project area; collecting in a large wash approximately 3.5 air miles south of Highway 62. 299 Comment
  SBBG28441  Phacelia distans D. Myrick 1964-4-30 827 Riverside Palms to Pines Hwy 74, 12 mi W of Palm Desert 1066 Comment
  SD152827  Phacelia distans Steve Boyd, Orlando Mistretta 1992-4-23 7069 Riverside San Mateo Canyon Wilderness Area; along San Mateo Creek from Riverside County line following San Mateo Trail upstream to the confluence with Bluewater Canyon. 244 Comment
  SD72092  Phacelia distans John Thomas Howell 1930-5-10 4791 Riverside St. John's Grade Comment
  UC1929843  Phacelia distans Scott D. White 2001-4-3 8271 Riverside COLORADO DESERT: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn. I-10 / SR 111. Bajadas and washes adjacent to powerline access roads at unnamed freeway exit accessing pump station. Comment
  RSA773591  Phacelia imbricata Duncan S. Bell, Joy England 2010-6-14 1303 Riverside San Bernardino National Forest: Garner Valley, just west of Highway 74 approximately 2.5 miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1367 Comment
  SEINET3158181  Phacelia ivesiana L. A. Greata sn Riverside Coachella Comment
  JEPS24830  Phacelia minor Peter M. Ray 1949-3-12 1353 Riverside 2 mi w Whitewater (n side of valley); Coachella Valley 457 Comment
  UC1167742  Phacelia minor Peter H. Raven 1958-5-17 12948 Riverside 7.4 mi se Banning (on rd to Idyllwild); San Jacinto Mountains Comment
  UCR275197  Phacelia minor T. B. Salvato, Gregg Miller 2005-6-7 1451 Riverside Peninsular Range, Gavilan Hills, along dirt road E of Lindell (Stovepipe) Road, W of El Toro Road, and ca 4.5 mi NW of Lake Elsinore 671 Comment
  UCR89876  Phacelia minor Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3331 Riverside Peninsular Range; Santa Ana Mns., Proposed pipeline route; Lake Elsinore Pumped Storage Hydroeletric Project. west of Lake Elsinore, SE of Hwy 74 915 Comment
  JOTR35031  Phacelia neglecta La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3484 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road on south-facing bajada among sonoran desert riparian washes. Comment
  RSA74795  Phacelia pedicellata F. W. Peirson 1920-2-16 970 Riverside Palm Canyon Stream, Near foot of Alkali Canyon east of Palm Canyon, Riverside County. Comment
  RSA736854  Phacelia ramosissima Scott D. White, Angelia Carey 2004-7-2 10593 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  RSA74706  Phacelia rotundifolia F. W. Peirson 1919-4-13 4125 Riverside Alkali Canyon, eastward from Palm Canyon; Colorado Desert. Comment
  UCR265849  Phalaris minor Mitch Provance 2013-4-8 413- 05 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  SD181808  Phoenix canariensis Scott D. White 2000-10-24 8139 Riverside Gibbel Flat in the Santa Rosa Hills. 609 Comment
  UCR133954  Pholistoma membranaceum Mitch Provance, J. S. Ross 1998-3-27 MOR- 961 Riverside San Bernardino Mtns., Morongo Indian Reservation, road 5501 towards Millard Canyon, just south of the juction with the NE bound road to Deep Cyn. 671 Comment
  UC483744  Phoradendron californicum F. R. Fosberg 1932-3-13 8089 Riverside Coachella Valley, Thousand Palms Canyon Comment
  UCR139382  Phoradendron californicum I. M. Johnston 1917-4-4 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Palm Canyon 427 Comment
  SBBG61547  Phoradendron juniperinum R. Hoffmann 1929-9-6 Riverside San Jacinto Mtns Comment
  SD137585  Phoradendron leucarpum subsp. tomentosum Darin L. Banks 1995-5-9 411 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N face Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove area, W of Woodchuck Camping area 737 Comment
  UCSB39083  Phoradendron leucarpum subsp. tomentosum Jorgensen, Jan 1982-1-19 Riverside 1 kilometer up Carizzo Road from highway 74 north of Palm Desert, San Jacinto Mountains 1100 Comment
  RSA0125190  Phoradendron macrophyllum Duncan S. Bell 2016-3-3 8773 Riverside Whitewater Canyon; San Gorgonio Wilderness area; Rainbow Canyon, approximately 3 air miles east northeast of Kitching Peak. 934 Comment
  UCR125767  Phoradendron villosum A. C. Sanders, Lowell J. Bean, Pesach Lubinsky, et al 2003-1-10 25655 Riverside San Jacinto Mountains, Bautista Canyon, c. 3/4 mile above the Horse Canyon confluence, near beginning of Alessandro Trail 884 Comment
  CAS-BOT-BC260904  Phragmites australis Aven Nelson; Ruth Nelson 1939-4-1 3370 Riverside Blythe Comment
  UCR239828  Phyllanthus O. F. Clarke 2007-10-15 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR35271  Physalis acutifolia Ken Chapman 1971-8-29 423 Riverside San Jacinto Valley - W side 473 Comment
  CSUSB762  Physalis crassifolia Jean Texera 1970-3-27 Riverside About 3 miles south of Palm Desert on dirt road continuation of Portola Ave., 25 feet north of Deep Canyon Desert Research Center fence, 175 feet west of road on edge of wash. 204 Comment
  POM69675  Physalis crassifolia Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  SEINET3077619 Image available Physalis crassifolia C. Francis Shutts 1949-3-18 44 Riverside Box Canyon on old Mecca-Blythe Hwy. Orocopia Mountains. Salton Sink. 183 Comment
  RSA423910  Physalis crassifolia var. crassifolia Christopher Davidson 1980-4-4 7676 Riverside Orocopia Mts. Lower end of Box Canyon on Box Canyon Rd.; 4.4 mi. E of Mecca. 213 Comment
  UCD116162  Physaria tenella C. L. Hitchcock 1966-3-20 24309 Riverside About 30 mi. n. of Ogilby, along rd. to Blythe. Comment
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Mar 2 2013
  SEINET3288971 Image available Pinus Loraine Yeatts, Dick Yeatts 2002-4-15 4768 Riverside Comment
  UCR185119  Pinus contorta subsp. murrayana Naomi Fraga, Et al. 2006-7-11 1712 Riverside San Jacinto Mountains, Mount San Jacinto State Park, Hidden Lake 2652 Comment
  RSA762002  Pinus lambertiana Shawn Krosnick, C. Martinez, N. Fraga, L. McDade 2010-8-14 654 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UC400322  Pinus monophylla C. Van Deventer 1903-8-1 Riverside San Jacinto Mt. Region Comment
  UCR201439  Pinus quadrifolia Scott D. White, Justin M. Wood 2008-6-17 12190 Riverside San Jacinto Mountains, Morris Ranch Road, open area west of Goff Flat 1641 Comment
  UCSB144  Pinus quadrifolia Bobkowski, Jr., Vincent 1960-5-15 Riverside 0.2 miles off of Highway 74 on the Road to Anza Comment
  RSA0088540  Plagiobothrys arizonicus Giovanni Rodriguez 2016-4-2 17 Riverside Santa Ana mountains, Santa Rosa Plateau (vernal pool trail head). 624 Comment
  RSA601099  Plagiobothrys arizonicus A. C. Sanders, J. Goetzen 1996-5-1 18139 Riverside San Bernardino Mtns: Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, N of Banning 793 Comment
  SEINET3084181 Image available Plagiobothrys arizonicus Andrew C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16286 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert; San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 335 Comment
  UCR116406  Plagiobothrys canescens A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24192 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
  UCR171721  Plagiobothrys canescens John F. Green 2006-4-18 s.n. Riverside NE of Murrieta, just south of Los Alamos Rd. ('Clinton Keith Rd.'), on E and W sides of Liberty Rd. border between City of Murrieta and unincorporated French Valley 415 Comment
  UCR172189  Plagiobothrys canescens John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, City of Temecula, Immediately N and south of Murrieta Hot Springs Road along San Diego Aqueduct right-of-way 396 Comment
  UCR174366  Plagiobothrys canescens A. C. Sanders 2006-5-19 32407 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  UC1506500  Plagiobothrys fulvus A. C. Sanders and T. Glenn 1983-4-17 3736 Riverside 5 mi (airline) s Murrieta; Santa Ana Mountains, Mesa de Colorado 609 Comment
  UCR101381  Plagiobothrys tenellus A. C. Sanders 1997-4-10 20321 Riverside Tucalota Hills, east of Lake Skinner 701 Comment
  RSA198965  Plagiobothrys undulatus R. F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37457 Riverside Santa Rosa Plateau: Rancho California, E of Redonda Mesa 610 Comment
  RSA412600  Plantago bigelovii subsp. californica Robert Gustafson, Gary D. Wallace 1983-6-23 2719 Riverside Mesa de Burro, Santa Rosa region, Santa Ana Mountains. 701 Comment
  UCR150973  Plantago erecta D. L. Banks 1997-3-29 1589 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. Headwaters of Pala Creek at the S extremity of the Reservation, north of the Riverside/San Diego Co. line, west of the intersection of Magee Truck Trail and Moreno Rd including a large area of vernally wet grassland at the extreme SW corner of the Reservation 409 Comment
  UCR1612  Plantago major R. G. Barber 1962-5-3 57 Riverside City of Riverside, near drainage ditch on UCR grounds at 4808 Chicago Avenue. Comment
  UCR103577  Plantago ovata George K. Helmkamp 1998-1-17 2543 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road ENE of Mecca and on the north side of the Coachella Canal .3 Comment
  POM14263  Plantago ovata var. fastigiata P. A. Munz, D. D. Keck 1922-4-9 4816 Riverside Hayfields, Chuckawalla Valley. 152 Comment
  JEPS3449  Plantago patagonica W. L. Jepson 1914-5-18 5991 Riverside n of Indio; Colorado Desert, Pinyon Well Grade Comment
  JEPS3566  Plantago patagonica Rimo Bacigalupi 1952-4-2 3605 Riverside off Palm Canyon, at mouth of Andreas Canyon, lower slopes of Mount San Jacinto Mount San Jacinto, Andreas Canyon Comment
  RSA761892  Plantago subnuda Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 705 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  CAS-BOT-BC93212  Platanus racemosa Carl B. Wolf 1932-5-24 3647 Riverside Snow Creek Canyon, 0.5 mile below the fish hatchery, north base of San Jacinto Mountain. 548 Comment
  CLARK-A1528-698  Platanus racemosa Rand Ch. Isbell 1970-5-14 3 Riverside Box Springs 365 Comment
  UCR59662  Platystemon californicus Steve Boyd, T. S. Ross, L. Arnseth 1989-3-12 2935 Riverside Peninsular Range, Vail Lake area, Temecula Creek Canyon, just below Vail Lake Dam. 488 Comment
  VVC366  Platystemon californicus W. W. Mayhew 1959-4-20 s.n. Riverside NW Riverside Co, Box Springs Mtn. on Stone Ranch, SW of Pigeon Pass Rd intersection 549 Comment
  RSA221093  Plectritis ciliosa subsp. insignis E. W. Lathrop 1966-4-27 6213 Riverside Mail Divide Truck Trail between El Carriso and San mateo Canyon, Cleveland Nat'l. Forest. 1220 Comment
  RSA91979  Pleuraphis rigida F. W. Peirson 1921-3-22 2369 Riverside Murray Canyon, near Palm Springs 396 Comment
  RSA102350  Pleurocoronis pluriseta S. B. Parish, W. F. Parish 1882-04 728 Riverside Mtns of Colorado Desert Comment
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Jul 12 2010
  CAS-BOT-BC326538  Pluchea sericea C. F. Baker 1903-4-4 4148 Riverside Elsinore Comment
  CHSC26129  Pluchea sericea A. Beck 1967-5-21 79 Riverside Colorado Desert, Thousand Palms Oasis. 1950 Comment
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Jul 23 2007
  SD193039  Pluchea sericea Scott D. White, Angelia Carey 2004-6-4 10482 Riverside San Jacinto Mountain foothills: San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence. 502 Comment
  RSA604606  Poa annua L. C. Wheeler 1961-6-24 7915 Riverside San Jacinto Mountains: Fulmor Lake. Comment
  UC1930043  Poa pratensis Scott D. White, Justin Wood 2008-6-16 12106 Riverside San Jacinto Mountains: Fobes Canyon, +- 1 mile up Fobes Ranch Road from Fobes Spring. Comment
  UCD91844  Poa pratensis Alan A. Beetle 1946-6-10 4403 Riverside San Jacinto Mountain, Camp Keene Meadow. Comment
  UCR169398  Poa pratensis T. B. Salvato, John F. Green 2004-5-27 608 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
  UCR21204  Poa secunda A. C. Sanders 1980-5-1 1376 Riverside San Jacinto Mountains, Garner Valley, off Morris Ranch Road, 2.2 mi north of Kenworthy Ranger Station 1616 Comment
  RSA614165  Poa secunda subsp. secunda D. L. Banks 1997-2-23 1312 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, north of Pechanga Road, south of Anza Road, just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire. 402 Comment
  UCR156294  Polygonum T. B. Salvato, Kent Beaman 2005-5-16 828 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
  RSA597078  Polygonum arenastrum D. L. Banks, Elizabeth Hedge Banks, John B. Hedge 1996-6-6 1116 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; At the junction of Los Caballos Road and Hwy. 378 Comment
  CAS-BOT-BC413754  Polygonum argyrocoleon Lewis S. Rose 1962-3-2 62011 Riverside La Quinta 3 Comment
  UCR207680  Polygonum argyrocoleon G. R. Ballmer 2006-3-2 s.n. Riverside Sonoran Desert, Coachella Valley, corner of Buchanan St. and Ave. 57 -11 Comment
  CAS-BOT-BC414404  Polygonum douglasii H. M. Hall 1901-7-1 2446 Riverside San Jacinto Mountains 2438 Comment
  UCR119815  Polygonum lapathifolium A. C. Sanders, Mitch Provance 1999-9-26 23095 Riverside San Jacinto Mountains, Lake Hemet, north shore at FS day use area 1323 Comment
  RSA701407  Polypodium californicum Steve Boyd, Aydee Virgen 2004-4-13 10894 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  UCD91318  Polypogon monspeliensis John 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. 533 Comment
  UCD91375  Polypogon monspeliensis Fred M. Reed 1906-5-19 960 Riverside Riverside and vicinity. Rubidoux Ave. near Brockton. 228 Comment
  RSA588816  Polypogon monspeliensis D. L. Banks, Steve Boyd 1995-10-17 768 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along lower Arroyo Seco, S of the Dripping Springs Campground., Along the broad alluvial benches N of where Arroyo Seco turns to the E. 512 Comment
  SEINET12976199  Populus deltoides Ronald L. Hartman 1972-3-23 3233 Riverside Hwy 111, 2 mi N of Palm Springs. Comment
  CSUSB805  Populus fremontii Eugene Cardiff, Ken Smith 1954-4-5 Riverside Santa Ana River Santa Ana River near Pedly. Comment
  POM183692  Populus fremontii Philip A. Munz 1931-3-13 11942 Riverside Blythe. Comment
  POM8771  Populus fremontii Philip A. Munz, R. D. Harwood 1920-2-28 3261 Riverside 2 mi. southeast of Corona 305 Comment
  UCR16998  Populus fremontii Arthur Douglas 1969-5-22 25 Riverside Near Arlington. Below W end of Fremont Street, in vicintiy of Santa Ana River 183 Comment
  CAS-BOT-BC356158  Porophyllum gracile Steve Boyd 1992-4-14 6830 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Western flank of Bluewater Cyn along Bluewater Trail 792 Comment
  RSA796473  Porophyllum gracile Duncan S. Bell 2009-4-18 207 Riverside Arica Mountains: northwest of range, approximately 1.6 air miles south of Highway 62, and approximately 0.4 air mile north of California aqueduct. 389 Comment
  RSA0103579  Portulaca oleracea Duncan S. Bell 2015-9-30 8655 Riverside Santa Rosa Mountains; collecting in the summit area of Asbestos Mountain. 1573 Comment
  UC70339  Potentilla gracilis Geo. F. Reinhardt June, 1897 Riverside San Jacinto Mountains Comment
  NY436457  Potentilla wheeleri var. rimicola P. A. Munz 1924-7-27 8764 Riverside Dark Canyon, San Jacinto Mts. 2407.9 Comment
  OBI40586  Proboscidea louisianica Steve Boyd 1984-9-20 s.n. Riverside Mead Valley, 4.5 mi NW of Perris, along Cajalco rd, 0.2 mi E of its intersection with Clark St (Old Elsinore Rd) Comment
  UCR179755  Proboscidea louisianica Mike Misenhelter 2006-11-14 s.n. Riverside Hemet, south of Florida Ave. (Hwy 79) at Cawston Ave., in proposed extension of Cawston to Acacia Ave. 462 Comment
  RSA0041959  Prosopis glandulosa var. torreyana Duncan S. Bell, Loraine Washburn 2014-4-8 6587 Riverside Orocopia Mountains; at the entrance to Petra Canyon in Red Canyon, approximately 1 air mile north of the Bradshaw Trail. 398 Comment
  RSA652724  Prosopis glandulosa var. torreyana N. D. Hogg 1969-5-3 s.n. Riverside 1/2 mile south of Coachella, on Hwy 111. Desert floor of Coachella Valley Comment
  UCSB28886  Prosopis glandulosa var. torreyana Miller, Brian 1963-6-1 Riverside 1000 Palms Oasis 30 Comment
  POM348748  Prosopis pubescens Anstruther Davidson 1903-5-3 s.n. Riverside Thermal. Comment
  SBBG3763  Prosopis pubescens H. and M. Dearing 1940-11-10 5015 Riverside 1000 Palms Cyn Comment
  UC68617  Prosopis pubescens H. M. Hall Apr 1905 5988 Riverside near Indio; Colorado Desert 30 Comment
  UCR17888  Prosopis velutina Steve Boyd 1978-8-30 133 A Riverside Peninsular Range, Pauba Valley. Hwy 79, 3.7 mi east of Interstate Hwy 15E. 335 Comment
  RSA336035  Prunus fremontii Robert F. Thorne, A. Shmida, R. Whittaker 1978-4-23 52068 Riverside Along Palms to Pines Highway, N slope of Santa Rosa Mts. Comment
  UC218052  Prunus fremontii A. F. Gilman 1922-3-18 Riverside near Palm Springs (Andreas Canyon); Andreas Canyon Comment
  RSA525682  Prunus ilicifolia Steve D. Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4541 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  RSA263880  Psathyrotes ramosissima C. W. Tilforth 1976-7-20 1212 Riverside Along power line road n.e. of Chiriaco Summit between Indio & Desert Center, Colorado Desert. Comment
  RSA472320  Psathyrotes ramosissima J. W. Jamie 1906-4-1 1456 Riverside Mecca Comment
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Nov 30 2009
  UC468780  Pseudognaphalium biolettii Fred M. Reed 1903-3-1 214 Riverside Box Springs Mts.; ; <west base of Box Springs Mts., fide dup> Comment
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Apr 30 2011
  SD9078  Pseudognaphalium californicum Daniel Cleveland 1881-5-10 Riverside Temecula Comment
  UCR281574  Pseudognaphalium leucocephalum Mitch Provance, Matt K. Beyers, Jeremiah George, John Hazlett 2017-6-5 617- 81 Riverside Temescal Valley, Mayhew Wash, S side of Temescal Canyon Rd. at intersection with Temescal Hills Rd. 309 Comment
  OBI16414  Pseudognaphalium microcephalum Tracey & Viola Call, Viola Call 1962-4-13 2130 Riverside Tin Mine Cyn near Corona Comment
  SD186106  Pseudognaphalium stramineum A. C. Sanders, Mike Misenhelter 2005-6-15 30967 Riverside 2.0 miles northnortheast of Vail Lake, 4.0 miles southsouthwest of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 miles northeast of summit of (Big) Oak Mtn. 640 Comment
  SEINET2054399 Image available Pseudognaphalium stramineum Becky Brooks 1973-5-26 Riverside Corona, approximately 100 yds. north of Ontario Rd. and 200 yds west of start of Lake Elsinore Frwy. Just into foothills. 225 Comment
  UCR110457  Psilocarphus brevissimus D. E. Bramlet 1998-4-22 2607 Riverside Perris-Aguanga Basin region, French Valley area, 305m east of Washington Road and 10m north of Rawson Road, 6m west of the San Diego Canal. 447 Comment
  RSA713572  Psilocarphus tenellus var. globiferus R. E. Riefner 2005-4-22 05 -239 Riverside Patton Rd. at Patterson Ave. 452 Comment
  CLARK-A1528-5673  Psoralea physodes John C. Roos 1960-5-30 Riverside Santa Ana Mountains 1219 Comment
  CAS-BOT-BC346356  Psorothamnus Annie M. Alexander; Louise Kellogg 1941-5-17 2193 Riverside near Dos Palms Comment
  UC596749  Psorothamnus arborescens var. simplicifolius Rensselaer J. Smith May 1904 308 Riverside White Water Desert Comment
  UCR4658  Psorothamnus arborescens var. simplicifolius Frank C. Vasek 1958-6-13 s.n. Riverside San Jacinto Mtns., lower end of Bautista Canyon Comment
  UC484161  Psorothamnus emoryi B. D. Stark 1930-4-2 1501 Riverside w Indio; w of Indio 0 Comment
  UCR116819  Psorothamnus emoryi A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23950 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  RSA776384  Psorothamnus emoryi Amber Swanson 2011-4-8 371 Riverside Granite Mtns area E of Hwy 177 near jct 62. 423 Comment
  CAS-BOT-BC340910  Psorothamnus schottii H. M. Hall 1905-4-1 5781 Riverside Colorado Desert. 10 miles west of Coachella 152 Comment
  CAS-BOT-BC340911  Psorothamnus schottii E. E. Schellenger 1911-4-24 s.n. Riverside Colorado Desert. South of Palm Springs Comment
  CAS-BOT-BC340912  Psorothamnus schottii David Dreyer 1971-4-3 196 Riverside West side of Salton Sea, west of Highway 89, 1 mile north of Salton City Comment
  CAS-BOT-BC340914  Psorothamnus schottii E. H. Daniels; J. Bates 1937-5-3 s.n. Riverside Colorado Desert: Box Canyon, on road from Mecca to Shaver's Well Comment
  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
  OBI43764  Psorothamnus schottii Scott Cantrell 1986-3-28 64 Riverside Cottonwood Springs Rd, S entrance to Joshua Tree Natl Monument, 1 mi N of Hwy I-10 Comment
  RSA0030742  Psorothamnus schottii Scott D. White 1999-10-19 7626 Riverside Near Berdoo Canyon: Northeast of Dillon Rd., just S of mouth of Berdoo Cyn., on the S-facing bajada of the Little San Bernardino Mts. 152 Comment
  UCR100131  Psorothamnus schottii B. G. Pitzer 1997-10-19 3352 Riverside Sonoran (Colorado) Desert, north foot of Chuckwalla Mtns., Eagle Mtn. Road on south side of Hwy I-10, c. 0.8 mi. south of Hwy at powerline road 500 Comment
  POM96856  Psorothamnus schottii Philip A. Munz 1926-1-1 10816 Riverside Thousand Palms. Comment
  CAS-BOT-BC340962  Psorothamnus spinosus Howard Scott Gentry 1938-7-6 3789 Riverside Coachella Valley Comment
  CAS-BOT-BC340964  Psorothamnus spinosus Roxana S. Ferris 1918-6-14 973 Riverside Between Palm Springs and Indian Wells Comment
  CDA27787  Psorothamnus spinosus W. E. Henson Jul 1932 Riverside Coachella Valley. 0 Comment
  RSA403989  Psorothamnus spinosus George B. Grant 1906-4-20 s.n. Riverside Palm Springs. Comment
  RSA91439  Psorothamnus spinosus F. W. Peirson 1921-4-13 568 Riverside Deep Canyon Wash, about 12 miles SE of Palm Springs. 152 Comment
  JOTR34218  Pterostegia drymarioides La Doux, Tasha, M. Harding 2010-4-7 3025 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
  RSA171395  Pterostegia drymarioides J. D. Olmsted 1962-5-2 3466 Riverside 20 degree N slope along Banning-Idyllwild Road 1159 Comment
  RSA678446  Pterostegia drymarioides Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10456 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UCR162402  Pterostegia drymarioides 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
  UCR86856  Pterostegia drymarioides A. C. Sanders, K. C. Rose 1995-4-27 16737 Riverside Sonoran (Colorado) Desert, Coachella Valley, foot of the Little San Bernardino Mtns., canyon east of Fan Hill, just outside Joshua Tree Nat. Park 549 Comment
  RSA667366  Punica granatum A. C. Sanders, Mark A. Elvin, Vipul Joshi 2002-4-26 25020 Riverside The Badlands: canyon above Eden Hot Springs. 549 Comment
  SEINET3077228 Image available Purshia glandulosa Howard Scott Gentry 1985-5-22 23809 Riverside Pinyon Flats, Santa Rosa Mountains. 1219 Comment
  SD67914  Pyrola picta f. aphylla Reid Moran 1968-8-3 15367 Riverside under firs, north slope 1 mile west of summit, Santa Rosa Mtn. 2150 Comment
  UCSB38775  Quercus X munzii Tucker, John; Cavagnaro, D. 1965-10-2 Riverside Live Oak Tank; Joshua Tree National Monument Comment
  CAS-BOT-BC61819  Quercus agrifolia Peter Raven; Sidney R. Snow 1956-6-30 9540 Riverside Dripping Springs Guard Station, Temecula River Comment
  RSA711036  Quercus agrifolia A. C. Sanders, R. E. Riefner 2005-8-12 31559 Riverside San Jacinto Mtns.: Valley Hi County Park (closed) off Hwy 243 and Twin Pines Rd. at McMullen Flat. 1189 Comment
  UC1135312  Quercus agrifolia R. St. John Apr 1930 137 Riverside Cottonwood Canyon Elsinore Quad. 457 Comment
  UC1922063  Quercus agrifolia Scott D. White, Angelia Carey 2004-4-5 10014 Riverside SAN JACINTO MTN FOOTHILLS: North of Valle Vista. Indian Creek Watershed. Comment
  SD193295  Quercus agrifolia var. agrifolia A. C. Sanders, R. E. Riefner Jr. 2005-8-12 31544 Riverside Lower Bautista Canyon, 1.1 mile above Forest Service boundary, 3.2 miles above retention dam at mouth. 744 Comment
  UCR138601  Quercus agrifolia var. agrifolia D. L. Banks 1996-11-7 1209 Riverside Agua Tibia Mountains, NW Palomar Mountains: Pechanga Indian Reservation, east of San Gabriel Church. At the end of the main road in the Reservation, 0.5 km west of the spring on the N fork of Pechanga Creek, at the E end of the Reservation 427 Comment
  RSA78297B  Quercus agrifolia var. oxyadenia P. A. Munz, E. K. Balls 1952-8-21 17994 -B Riverside on dry granitic flat, Southern Oak Woodland, 1 mi. w. of Popppet Flat, Banning-Idyllwild Rd. 1220 Comment
  RSA79037  Quercus agrifolia var. oxyadenia E. K. Balls, Percy C. Everett 1952-11-18 18255 Riverside Vandeventer Flats, s.e. end of San jacinto Mts., 1402 Comment
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Jun 30 2012
  UCR158907  Quercus agrifolia var. oxyadenia A. C. Sanders, R. E. Riefner Jr. 2005-8-12 31545 Riverside San Jacinto Mtns., Vandeventer Flat along Hwy 74, 1.2 mi. west of Santa Rosa Mtn. Rd., just west of entrance to Santa Rosa Indian Reservation 1402 Comment
  RSA575900  Quercus berberidifolia Steve Boyd 1994-10-14 8398 Riverside San Mateo Canyon Widerness Area of the Cleveland Nat'l Forest. San Mateo Canyon along San Mateo Trail between N branch of Tenaja Trail and Fishermans Camp. 427 Comment
  UCR175694  Quercus berberidifolia Jennifer H. Jones 2006-6-6 391 Riverside Peninsular Ranges; Santa Ana Mtns., Cleveland National Forest along Calif. Hwy 74; San Juan Loop Trail 'head 598 Comment
  UCR264644  Quercus berberidifolia Mitch Provance 2012-4-27 412- 19 Riverside The Badlands, Mt. Davis, southwest of Beaumont, about 1 mi S of I-10 and SR-60 interchange, just E of Davis Mountain Dr. and S of Westward Ave. 799 Comment
  UCD45462  Quercus chrysolepis E. W. Lathrop 1969-5-9 7024 Riverside Mail divide truck. Trail between El Carriso and Santiago Peak, Cleveland Nat'l. Forest, Riverside Co. Elevation 4000 1219 Comment
  UCR15232  Quercus chrysolepis E. W. Lathrop 1966-3-23 6112 Riverside Santa Ana Mtns, Skyline Drive, 4 mi west of Corona between Tin Mine Canyon and Santiago Peak 610 Comment
  UCSB1228  Quercus chrysolepis Neely, William 1948-10-3 Riverside Devil's Slide Trail, Idyllwild, San Jacinto Mts. 2316 Comment
  SEINET12028629  Quercus chrysolepis L. A. Bellue, Schlising, R. A. 1970-1 2954 Riverside Morris Ranch Road;3.3mi N of Hwy-74 Comment
  SBBG1317  Quercus cornelius-mulleri H. and M. Dearing 1937-11-28 2789 Riverside Palms to Pines Hwy Comment
  UCD14093  Quercus cornelius-mulleri Stephen K. Langer 1995-4-6 s.n. Riverside California, San Diego Co.; Smuggler's Canyon, Anza-Borrego Desert State Park; Comment
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Feb 22 2013
  UCR40035  Quercus cornelius-mulleri G. R. Ballmer, G. F. Pratt 1985-10-19 s.n. Riverside Little San Bernardino Mtns., side canyon off Berdoo Canyon, near boundary of Joshua Tree National Monument [Park]. 1524 Comment
  SBBG89607  Quercus engelmannii A. C. Sanders, E. J. Lawlor 1988-10-22 8718 Riverside Pinyon Flat area; along Horsethief Crk where the trail from the Dolomite Mine crosses 1100 Comment
  UCR217514  Quercus engelmannii Jeff B. Galvin 2009-7-16 96 Riverside Perris-Aguanga Basin, Drainage on north of Estelle Mtn running into Dawson Cyn 431 Comment
  UCR40270  Quercus engelmannii Steve Boyd 1985-7-30 1047 Riverside Santa Ana Mtns., Santa Rosa Plateau, De Luz Road, 7.8 - 10 mi. west of Rancho California Comment
  UCR94489  Quercus engelmannii Steve Boyd 1982-10-28 s.n. Riverside Gavilan Hills, 'Blue Oak Canyon,' tributary of Dawson Canyon draining N flank of Estelle Mountain. 427 Comment
  JOTR30778  Quercus john-tuckeri La Doux, Tasha, Mike Bell, Katy Matthews 2007-4-4 1888 Riverside Joshua Tree National Park. Little San Bernardino Mountains: (Stop 6) Smith Water Canyon 1264 Comment
  POM13705  Quercus palmeri P. A. Munz, I. M. Johnston 1922-5-21 5513 Riverside Head of Hemet Valley, along edges of valley from Kenworthy 1524 Comment
  SD229179  Quercus palmeri Dick Schwenkmeyer 2012-3-26 663 Riverside Mt. San Jacinto: Garner Valley, Kenworthy (site #2), approx 1 mile northeast of junction of Highway 74 and Morris Ranch Road, base of steep bouldery slope. 1374 Comment
  RSA477132  Quercus wislizeni var. frutescens Christopher Davidson 1975-6-16 2815 Riverside 3.8 mi. N of Alandale Station on road R1 from Idyllwild to Banning. 1700 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
  RSA543175  Rafinesquia californica Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6085 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  POM182081  Rafinesquia neomexicana P. A. Munz 1932-3-14 11977 Riverside Deep Canyon, Coachella Valley 91 Comment
  RSA357783  Rafinesquia neomexicana R. F. Thorne, M. Z. Thorne 1973-3-30 42670 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  UCR90161  Rafinesquia neomexicana R. W. Scora 1966-4-1 3024 Riverside Sonoran (Colorado) Desert, Coachella Valley, 3-4 km east of Thousand Palms on Ramon Road; near Hidden Spring Oasis 60 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
  UCR248034  Ranunculus muricatus O. F. Clarke 2011-3-15 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  SD225089  Rhamnus crocea A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19877 Riverside Lake Skinner area: lower Rawson Canyon, just NE of the lake along the road. 456 Comment
  UCR214903  Rhamnus crocea A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37681 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on N side of I-15, near Temescal Canyon Rd. undercrossing and N of Concordia Ranch Rd. 402 Comment
  SBBG44538  Rhamnus ilicifolia W. B. Holt 1941-10-23 18 -1941 Riverside near Split Rock, Joshua Tree Nat Monument Comment
  SD10085  Rhamnus ilicifolia Daniel Cleveland 1882-5-5 Riverside Temecula Comment
  UCD112333  Rhamnus ilicifolia Ted C. MacRae 1995-5-25 41 e Riverside 2.4 miles NE of Pinyon Flats on Highway 74, Santa Rosa Mountains. 1219 Comment
  UCR117097  Rhamnus ilicifolia A. C. Sanders, T. B. Salvato 2001-5-16 24290 Riverside Perris-Aguanga Basin, S of Hemet, 1/4 mi. south of Gibbel Rd. about 1 mile east of State St., foothills forming east end of Diamond Valley, 1 mi. SSE of Hemet Butte, south of mouth of Avery Cyn. 518 Comment
  UCR264472  Rhamnus ilicifolia S. J. Myers, Vesta A. Myers, Bill Hopson 2015-1-2 1073 Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon, lower part of canyon, near Corona 427 Comment
  POM320393  Rhododendron occidentale Greg Wright 1971-7-15 290 Riverside County Highway R1, Black Mountain Creek. San Jacinto Mountains 1677 Comment
  SFV18007  Rhododendron occidentale J. D. Dilley 1999-7-7 380 Riverside San Jacinto Mountains Black Mountain. Black Mountain Road, 0.5 miles south of Boulder Basin Camp. 2134 Comment
  RSA105377  Rhododendron occidentale var. paludosum G. D. Barbe 1955-7-5 114 Riverside 12 mi south of Etna on French Creek Rd. where the road crosses the creek. 1098 Comment
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Jul 23 2013
  OBI77006  Rhus aromatica Malcolm McLeod, David J. Keil 1977-3-26 12019 Riverside 9 mi east of jctn with I-15 along Calif 79 518 Comment
  POM2721  Rhus ovata I. M. Johnston 1918-5-30 s.n. Riverside Temecscal Canyon (near Lee Lake). 335 Comment
  SBBG51899  Rhus ovata M. Hilend 1928-4-8 167 Riverside ca. 3 mi W of Lake Elsinore Comment
  SD137932  Rhus ovata Darin L. Banks, Steve Boyd 1995-3-16 108 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, east of the Dripping Springs Alcove, north slope of Wildhorse Peak on Wildhorse trail 669 Comment
  UCD116931  Rhus ovata Victor Duran 1933-7-3 3498 Riverside 2 miles east of Pinyon Flat, Santa Rosa Mts. 1066 Comment
  UCD166209  Rhus ovata Jack Major 1962-4-16 766 -b Riverside Along side of road from Banning to Mt. San Jacinto. (Exact location unknown. Coordinates estimated by label maker.) 914 Comment
  UCR241662  Rhus ovata T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 329 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  RSA586155  Ribes amarum D. L. Banks, Steve D. Boyd 1995-3-30 120 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., W of the Dripping Springs Alcove, E of the Woodchuck Trail. 707 Comment
  UC1127366  Ribes amarum A. Lewis Mar 1934 352 Riverside Sugarloaf Peak Cleveland National Forest, Corona Quadrangle Comment
  UCR79261  Ribes californicum var. hesperium Steve Boyd, Orlando Mistretta 1992-4-22 6994 Riverside Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area. Indian Potrero Trail S from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon 701 Comment
  RSA221071  Ribes indecorum E. W. Lathrop 1966-3-23 6113 Riverside 4 miles west of Corona between Tin Mine Canyon & Santiago Peak, Skyline Drive. 1220 Comment
  RSA439667  Ribes indecorum J. S. Stubblefield 1939-3-23 s.n. Riverside Temecula. Comment
  SBBG101781  Ribes indecorum S. Boyd 1991-3-17 5486 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 Cyn Comment
  UCR243131  Ribes malvaceum Kate Kramer 2012-5-25 264 Riverside San Jacinto Mtns., along Highway 243, between Poppet Flats Road and Vista Grande Fire Station 1381 Comment
  RSA3114  Ribes malvaceum var. viridifolium Carl B. Wolf 1932-2-11 2643 Riverside Hidden Canyon 5 mi. W. of Corona at base of Santa Ana Mts. 405 Comment
  UC57361  Ribes roezlii H. M. Hall July, 1901 2259 Riverside Fuller's Mills Mountains San Jacinto Mountains 1645 Comment
  RSA446202  Romneya coulteri Emery M. Whilton 1938-5-16 s.n. Riverside taken in the Mountains between Lake Elsinore and El Capistrana Comment
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Apr 22 2013
  RSA618368  Romneya coulteri var. trichocalyx D. L. Banks 1997-6-16 2060 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. South of Pechanga Road, approximately 20 m south of the intersection of Hunter Lane and Moreno Road. 377 Comment
  SDSU12269  Rorippa nasturtium-aquaticum Jeremy Mass, Ryan Jacobsen 2000-4-19 18 Riverside Growing in Stone Creek near Southside Field Station, Santa Margarita Ecological Reserve (SDSU). 251 Comment
  CAS-BOT-BC147538  Rosa californica Lathrop; Thorne 1967-9-26 6611 Riverside Tenaja Guard Station, 10 mi. NW of Murrieta Comment
  POM49849  Rosa californica Philip A. Munz, I. M. Johnston 1924-7-29 8882 Riverside Lone Oak Ranch, Banning-Idyllwild Road. 1037 Comment
  RSA788096  Rosa californica Robert F. Thorne, E. W. Lathrop, Walter Wisura 1977-7-8 49552 Riverside Santa Ana Mountains: along Ortega Highway (74), about 3 miles south-southwest of El Cariso, near junction of Decker and Morrell Canyons Comment
  UCR91404  Rumex conglomeratus Scott D. White 1995-4-5 2720 Riverside San Jacinto Valley, San Jacinto Wildlife area, near northern boundary, off Davis Rd. 427 Comment
  UCR166797  Rumex crispus R. E. Riefner Jr. 2004-9-9 04- 229 Riverside City of Lake Elsinore; Riverside Drive at Strickland Street 390 Comment
  SD185297  Rumex salicifolius T. B. Salvato, Melissa Clemons 2005-6-23 1296 Riverside Temescal Valley; Walker Canyon, 1.5 mi due E of Alberhill, N of Hwy I-15, stream at base of side canyon 412 Comment
  UCR274290  Rumex salicifolius T. B. Salvato, Melissa Clemons 2005-6-6 1412 Riverside Peninsular Range, Gavilan Hills, c. 0.75 mile south-southeast of Steele Peak, 0.6 mile E of Hammack Ranch, and 5 miles north-northeast of Lake Elsinore 579 Comment
  UCR21005  Rumex salicifolius var. denticulatus A. C. Sanders 1980-5-2 1447 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UC2015597  Sagina apetala A. C. Sanders and G. Helmkamp 1996-3-17 17980 Riverside Coachella Valley: Palm Springs, weeds in landscaping of shopping center at SE corner of Raquet Club Dr. and Palm Canyon Dr. Comment
  UC469391  Salix exigua F. R. Fosberg 1930-3-9 S 1550 Riverside almost on San Bernardino Co. line Mission Creek Canyon; Little San Bernardino Mts. 800 Comment
  CAS-BOT-BC108106  Salix gooddingii Geo. B. Grant 1906-5-1 6755 Riverside Colorado Desert at Palm Springs Comment
  LA208659  Salix gooddingii Carl B. Wolf; 1932-4-28 3085 Riverside back of Colorado River, about 800 m from State Inspection Station, on way to Blythe Bridge 90.0 Comment
  UC143229  Salix gooddingii C. F. Baker 1903-4-4 4146 Riverside Elsinore Comment
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Jul 8 2009
  UC482397  Salix gooddingii unknown 1932-6-5 925 Riverside Eagle Canyon; Colorado Desert, Santa Rosa Mts., Eagle Canyon Comment
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Mar 11 2011
  LA208734  Salix laevigata Carl Hedin; Joseph Ewan 1933-3-19 7679 Riverside Chino Creek near Prado (Rincon), below Corona [Area 7] Comment
  RSA0010973  Salix laevigata M. Lee Overholtzer 1961-3-29 135 Riverside Side of the road at El Carise Guard Station Ortaga Hwy. Santa Ana Mtns. 1677 Comment
  UCD111647  Salix lasiolepis B. Pitzer 1997-4-20 3179 Riverside Lakeview Mountains. Intersection of Dutton St. with Voltaire Vista Road. 610 Comment
  UCR270190  Salix lasiolepis A. C. Sanders, Jeanne Marie Acceturo & participants in Jepson Workshop 2016-4-2 42413 Riverside Peninsular Range, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, south end of Los Caballos Road, vicinity of lab and old Emerson house site 488 Comment
  UCR57115  Salix lucida subsp. lasiandra S. J. Myers 1989-7-14 s.n. Riverside Peninsular Range, 1.25 mi. west of confluence of Murrieta Creek and Santa Margarita River, c. 1.5 mi. SW of Temecula 255 Comment
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Aug 23 2013
  RSA769517  Saltugilia australis Duncan S. Bell, Lucila Reccia 2010-5-5 966 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.4 air miles southeast of junction of Highway 74 and forest service road 5S15. 791 Comment
  POM14051  Saltugilia splendens P. A. Munz, D. D. Keck 1922-4-14 5001 Riverside East of White Water Ranch. 244 Comment
  UC714913  Saltugilia splendens subsp. splendens R. C. Foster 1937-3-7 63 Riverside near aqueduct (w slope Whitewater Canyon); w slope Whitewater Canyon Comment
  RSA770780  Salvia apiana Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4618 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 610 Comment
  UC218131  Salvia apiana P. A. Munz 1922-6-26 5828 Riverside s slope Santa Rosa Mts. 1706 Comment
  UCR140739  Salvia apiana A. C. Sanders 2004-5-11 27854 Riverside Elsinore Basin Region, Alberhill Mountain, lower south-facing slopes southeast of the clay mining area 450 Comment
  RSA4136  Salvia carduacea M. Alice King 1893-1 s.n. Riverside Menifee. Comment
  CLARK-A1656-683  Salvia columbariae Lois Ann Scott 1979-3-15 Riverside Mecca 269 Comment
  RSA562119  Salvia columbariae Steve Boyd 1992-4-14 6787 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along Verdugo Trail from Tenaja Trail to Bluewater Trail in upper watershed of Bluewater Canyon, S of Sitton Peak. 793 Comment
  SEINET3242547  Salvia columbariae Norman C. Cooper 1944-1 1149 Riverside Banning, Riverside Co. 701 Comment
  UCR121678  Salvia columbariae Ian G. Gillespie, Abby Sirulnik 2000-5-7 37 Riverside Temescal Valley, 0.9 mi SE of Indian Truck Trail and 40 m SW of DePalma Road, directly across from Corona Lake 396 Comment
  UCR152639  Salvia columbariae A. C. Sanders 2005-4-22 29607 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  UCR162396  Salvia columbariae S. J. Myers, John Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1220 Comment
  UCR241103  Salvia columbariae A. C. Sanders, Timothy W. Chumley 2013-4-2 40740 Riverside Peninsular Range, Temescal Canyon between Horsethief Canyon Rd. and Hostettler Rd., near I-15 Fwy, SE of Corona (Lee) Lake 377 Comment
  JOTR00903  Salvia columbariae Sipe, Frank 1958-3-7 225 Riverside Joshua Tree National Park. PINTO BASIN Comment
  CAS-BOT-BC226136  Salvia greatae J. C. Roos 1958-3-29 s.n. Riverside In Salt Creek Wash, 3 miles N. of Coachella Canal on E. base of Orocopia Mtns. 304 Comment
  CAS-BOT-BC6097  Salvia greatae Harvey Monroe Hall; L. A. Greata 1905-4-22 5848 Riverside Colorado Desert; near Dos Palmas Comment
  UCR23566  Salvia greatae John C. Roos 1958-3-29 s.n. Riverside Sonoran (Colorado) Desert, Salt Creek Wash, 3 miles north of Coachella Canal on [south] base of Orocopia Mtns. 305 Comment
  CLARK-A1656-694  Salvia mellifera Lois Ann Scott 1978-4-11 Riverside San Gorgonio Pass 579 Comment
  RSA434132  Salvia mellifera N. C. Cooper 1944-4-22 1108 Riverside Banning. 701 Comment
  SBBG97213  Salvia mellifera W. L. Halvorson 1977-4-1 77 -224 Riverside 5 mi S of Temecula on Hwy S16 Comment
  SEINET11191802  Salvia mellifera Daphne Christopher, Stevens, Hannah 2003-4-4 88 Riverside Motte Rimrock Reserve Comment
  JEPS62763  Salvia mohavensis Marjorie Clary 1931-11-29 652 Riverside Eagle Mountains Comment
  SD52967  Salvia mohavensis jPeter H. Raven, David Verity 1960-6-5 15497 Riverside Salton View, Joshua Tree National Monument. Comment
  RSA748608  Salvia vaseyi Scott D. White, Justin M. Wood 2009-4-28 12606 Riverside Little San Bernardino Mountains: City of Desert Hot Springs, Proposed development N of Pierson Blvd and E of Verbena Dr. Comment
  RSA716255  Sambucus mexicana Scott D. White, Angelia Carey 2004-4-5 10009 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  UCR140729  Sambucus mexicana A. C. Sanders 2004-5-12 27884 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  UCR92657  Sanicula arguta Scott D. White 1996-3-31 3867 Riverside Elsinore Basin, Bundy Canyon, SE of Lake Elsinore; c. 1 road mile (+- 0.2 mi) east of Bundy Canyon Road exit from Hwy I-15. About 40 ft. south of road along mapped intermittent blueline stream 463 Comment
  UCR214902  Sanicula bipinnatifida A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37682 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on N side of I-15, near Temescal Canyon Rd. undercrossing and N of Concordia Ranch Rd. 402 Comment
  UCR91064  Sarcodes sanguinea Joan Callahan 1996-6-3 s.n. Riverside San Jacinto Mtns, southern Idyllwild, 26281 Lookout road, near Marion View Rd. 1616 Comment
  UCR139096  Sarcostemma cynanchoides B. G. Pitzer 1989-4-16 1309 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 4 km west of Tabaseca Tank, in impact area 620 Comment
  UCR155296  Sarcostemma cynanchoides T. B. Salvato, Kent Beaman 2005-5-16 791 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
  UC105440  Sarcostemma cynanchoides subsp. hartwegii J. W. Toumey 1894-9-27 Riverside Banning Comment
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Mar 13 2011
  UC449724  Sarcostemma cynanchoides subsp. hartwegii unknown 1905-9-26 251 Riverside Highgrove, Sugarloaf Mt. Comment
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Oct 20 2007
  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
  RSA783588  Saxifraga californica M. Wall 2011-4-2 599 Riverside Bautista Creek, east of Hemet off Bautista Canyon Rd. ca. 6.5 miles east of jct. with Fairview Ave. 758 Comment
  RSA741179  Schedonorus arundinaceus Scott D. White, Justin M. Wood 2008-6-17 12151 Riverside South of Hwy 79 near Keen Camp Summit. 1402 Comment
  CHSC109698  Schismus barbatus Steve Boyd; Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10474 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
  UC1546999  Schismus barbatus Leila M. Shultz, John S. Shultz 1985-4-17 8299 Riverside n of Blythe (Palo Verde Valley, at the s extension of the Big Maria Mountains); Big Maria Mountains, Palo Verde Valley 91 Comment
  UCR138724  Schismus barbatus Julie A. Greene 1993-4-17 1189 Riverside San Jacinto Valley, San Jacinto Wildlife Area, flat area west of Davis Rd 445 Comment
  UCR214138  Schismus barbatus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37718 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
  UCR56085  Schismus barbatus J. A. Adams 1966-3-12 451 Riverside Sonoran (Colorado) Desert, Coachella Valley; Hwy 74, 2 mi above Palm Desert 216 Comment
  CAS-BOT-BC111579  Schoenoplectus americanus P. A. Munz; Street; Williams 1919-3-26 2335 Riverside Figtree John's Spring near Salton Sea standing in water. -60 Comment
  SDSU13638  Schoenoplectus californicus W. Miller 1972-8-24 Riverside Comment
  RSA630339  Schoenoplectus maritimus Scott D. White 1996-9-22 4536 Riverside Nuevo Road near intersection with Wilson Avenue, W of the San Jacinto River crossing. 433 Comment
  SEINET10927752  Scirpus californicus Billy Joe Cox 1975-4-23 Cox 4124 Riverside Riverside-Imperial Co. 1-3 km W, (ca 32 mi. S of Blythe). 70 Comment
  RSA596144  Scirpus microcarpus Darin L. Banks 1996-11-7 1192 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church., At the end of the main road in the Reservation, approximately 150 m NW of the spring on the northern fork of Pechanga Creek at the E end of the Reservation. 472 Comment
  CAS-BOT-BC243508  Scribneria bolanderi Steve Boyd 1995-5-13 8510 Riverside West of Onion Hill, southeast of Elsinore Peak area along trail following old Main Divide Road Grade, Santa Ana Mountains 1005 Comment
  UC310668  Scrophularia californica Philip A. Munz 1926-5-2 10426 Riverside 5 mi nw Dripping Spring Comment
  JEPS86531  Scrophularia californica subsp. floribunda Roy E. Buck 1988-4-1 867 Riverside 7 air km w Lake Elsinore (town) (2.0 air km nw of confluence of Harlon Canyon and Johnson Canyon drainages, above CA Hwy 74 near top of grade); Elsinore Mts 780 Comment
  UC104302  Scutellaria siphocampyloides A. W. Anthony 1895-7-15 Riverside San Jacinto 1828 Comment
  RSA560371  Scutellaria tuberosa Steve Boyd 1992-4-14 6811 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Western edge of Oak Flats area along Bluewater Tributary from Verdugo Tributary S to crest of ridge W side Bluewater Canyon. 732 Comment
  RSA495798  Selaginella bigelovii Steve Boyd, T. S. Ross, Laurel Arnseth 1989-3-11 2907 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam 396 Comment
  RSA683696  Selaginella bigelovii Ora M. Clark 1929-2-23 1522 Riverside S Cabazon, San Jacinto Mtns. Comment
  RSA683701  Selaginella bigelovii P. J. Remple 1942-3-2 s.n. Riverside Whitewater Canyon. Comment
  RSA85942  Selaginella bigelovii Frank W. Peirson 1921-3-22 s.n. Riverside Murray Canyon, near Palm Springs 487 Comment
  SEINET7073445  Selaginella bigelovii A. G. Vestal 1963-4-25 s.n. Riverside Granite Rocks, about 1 mile west of Radec on Route 71 (presently Route 79). Coordinate datum: NAD27. Comment
  JOTR34028  Selaginella eremophila La Doux, Tasha, M. Harding 2010-4-7 2915 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View; in upper reaches of side canyon, approx. 1 mile north of park boundary Comment
  RSA0123156  Selaginella eremophila Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 8966 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in a side canyon off of Martinez Canyon, approximately 7 air miles southeast of the summit of Martinez Mountain. 668 Comment
  RSA85943  Selaginella eremophila Frank W. Peirson 1920-12-28 s.n. Riverside Murray Canyon, near Palm Springs 304 Comment
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May 4 2007
  RSA684101  Selaginella watsonii Joseph Andorfer Ewan 1930-9-1 314 Riverside Summit of San Jacinto Mountain. 3294 Comment
  RSA296172  Senecio douglasii var. monoensis B. A. Prigge 1980-8-5 3874 Riverside Whitewater Canyon, 0.5 mile north of trout farm 732 Comment
  RSA596159  Senecio flaccidus var. douglasii D. L. Banks 1996-11-7 1219 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; Along the main road in the Reservation, approximately 60 m E of its intersection with Pechanga Creek. 396 Comment
  UCR261142  Senecio flaccidus var. douglasii A. C. Sanders, Jeff Crain, Nina Kidd 2015-5-20 41737 Riverside Temesal Canyon, open area on south side of I-15, between Horse Thief Canyon Road and Hostettler Rd. 396 Comment
  RSA0125004  Senecio flaccidus var. douglasii N. Cooper 1944-5-20 2624 Riverside Palms to Pines Hwy., San Jacinto Mtns. 457 Comment
  RSA0125005  Senecio flaccidus var. douglasii N. Cooper 1949-6-3 4149 Riverside Temecula. 762 Comment
  SBBG87940  Senecio mohavensis A. C. Sanders 1986-3-3 6137 Riverside N foot of Chuckwalla Mtns, 2.75 air mi SE of Desert Center 365 Comment
  UC354444  Senecio mohavensis Edmund C. Jaeger 1929-2 Riverside Canyon Springs on Butterfield Trail; Colorado Desert, Canyon Springs on old Butterfield Trail Comment
  UCR196360  Senecio mohavensis Naomi Fraga, Lisa Rojas 2005-2-10 1410 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 502 Comment
  SEINET2116165  Setaria adhaerens R. E. Riefner Jr. 2005-10-7 05 -723 Riverside Tequesquito Arroyo Park, Riverside West Quad: City of Riverside, residential lots along Elderwood Ct. at Tequesquito Ave 240 Comment
  IRVC12892  Setaria viridis Emily Carlton, B. T. Gittins 1966-10-15 104 Riverside Palms-To-Pines Hwy, Spring Crest (Palm Canyon Trail), roadside. Santa Rosa Mountains Comment
  UCR120  Setaria viridis Frank C. Vasek 1959-8-6 590806- 03 Riverside Riverside, O.F. Clarke residence at 1012 Spruce St. 305 Comment
  RSA666999  Sidalcea malviflora A. C. Sanders, Steven R. Hill 2001-5-4 24143 Riverside Santa Ana Mountains region: W of Temecula, Santa Rosa Plateau area, Carancho Rd. at stream crossing (nameless tributary to De Luz Creek) just west of Camaron Rd., east of Calle Calmar. 396 Comment
  UCR227596  Sidalcea malviflora Duncan S. Bell, Joy England 2010-5-20 1023 Riverside San Jacinto Mountains, San Bernardino National Forest, Garner Valley, c. 1.75 air miles southeast of junction of Forest Service Road 6S04 and Forest Service Road 6S13 1361 Comment
  SEINET4176382  Sidotheca trilobata J. L. Reveal, B. J. Ertter 1976-6-30 4567 Riverside Santa Rosa Mountains, along the dirt road to Santa Rosa Mountain, 4 miles south of California Highway 74 1737 Comment
  RSA586727  Silene laciniata subsp. major D. L. Banks, Steve Boyd 1995-5-17 0449 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mtn., E of the Dripping Springs Alcove area W of the Dripping Springs Trail, along the W fork of upper Arroyo Seco. 598 Comment
  POM12078  Silene verecunda subsp. platyota Mary F. Spencer 1921-7-9 1607 Riverside Tahquitz trail, Idyllwild. San Jacinto Mountains. 1829 Comment
  UC8491  Silene verecunda subsp. platyota H. M. Hall August, 1901 2591 Riverside along creeks of Tamarack Valley San Jacinto Mountains, Tamarack Valley 2743 Comment
  UCR115162  Silybum marianum Mitch Provance 2000-10-28 2292 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 290 Comment
  UCR244858  Simmondsia chinensis Jim Andre 2012-3-19 21375 Riverside Sonoran (Colorado) Desert, Palen Valley along Palen Pass Rd [Coxcomb Monument Rd.] (dirt), 7.1 mi. east of Hwy 177 321 Comment
  CAS-BOT-BC74898  Sinapis alba Ynez Whilton Winblad 1937-3-16 s.n. Riverside Box Canyon. Comment
  RSA586302  Sisymbrium altissimum D. L. Banks, S. D. Boyd 1995-5-3 213 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  SBBG72157  Sisymbrium altissimum R. Hoffmann 1929-9-7 Riverside Strawberry Valley Comment
  OBI45207  Sisymbrium erysimoides A. C. Sanders 1987-4-7 7045 Riverside Riverside, vacant lot on the N side of Spruce St between Rustin and Canyon Crest sts. Was an orchard with a house in it until aobut 1.5 yrs ago 305 Comment
  JOTR35919  Sisymbrium orientale De Groot, Sarah J., Jessica Chu, Loraine Washburn 2013-3-22 6867 Riverside Joshua Tree National Park. Cottonwood Spring; Fan palm oasis and surrounding slopes. 905 Comment
  RSA678344  Sisymbrium orientale Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10485 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  SEINET7992210  Sisymbrium orientale Ana Lilia Reina G. 2003-3-30 2003 -321 Riverside Palm Canyon, Agua Caliente Indian Reservation, edge of Palm Spring NWbase of San Jacinto Mountains 274 Comment
  UCR174312  Solanum americanum A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32650 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., vicinity of peak 2279 695 Comment
  RSA770314  Solanum douglasii Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4404 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
  UCR176696  Solanum douglasii R. D. Goeden 1966-1-20 s.n. Riverside Riverside, UCR Campus, near reservoir 366 Comment
  CAS-BOT-BC157237  Solanum umbelliferum C. Hart 1922-5-21 21 Riverside San Jacinto Mt. Comment
  RSA427326  Solanum umbelliferum M. V. Hood 1945-3-26 s.n. Riverside Aguanga. 610 Comment
  UCR20822  Solanum umbelliferum A. C. Sanders, Steve Boyd 1980-5-2 1409 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR63908  Solanum umbelliferum Janet Everley 1989-5-19 21 Riverside Peninsular Range; foot of Santa Ana Mtns., South o