Search Results — 2000 specimen records retrieved (1898 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229339  Abronia villosa Philip A. Munz 1937-5-31 15113 Riverside Below Anza Tablet [Table], head of Coyote Canyon 1005 Comment
  CAS-BOT-BC229357  Abronia villosa W. P. Vestal; A. G. Vestal 1947-3-30 s.n. Riverside About 2 miles up San Jacinto Canyon 518 Comment
  SBBG92802  Abronia villosa D. Charlton 1988-2-19 1208 Riverside mudstone wash N of Mecca Hills, box cyn on rd between Cottonwood Wash and Mecca 457 Comment
  SEINET893716  Abronia villosa Norman C. Cooper 1944-1 994 Riverside Cabazon, Riverside Co. 457 Comment
  UCR248478  Abronia villosa Duncan S. Bell 2012-4-5 3313 Riverside Sonoran (Colorado) Desert, Palen sand dunes on the southwest side of the Palen Mountains at the south end of Palen Valley and the northwestern part of Chuckwalla Valley; vicinity of the Desert Lily Sanctuary 160 Comment
  POM324029  Abronia villosa var. aurita Greg White 1971-7-15 296 Riverside N. Lake Hemet, Hemet Lake Rd. 1337 Comment
  SD148115  Abronia villosa var. aurita A. C. Sanders, Mitch Provance 1999-9-26 23086 Riverside San Jacinto Mountains: Lake Hemet, north shore at FS day use area. 1323 Comment
  UCR117090  Abronia villosa var. aurita A. C. Sanders, T. B. Salvato 2001-5-16 24296 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
  RSA0009281  Abronia villosa var. aurita D. L. Banks, Lauren Raz 1996-11-5 1183 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; Along the main road in the Reservation, approximately 0.2 miles E of San Gabriel Church, across from the local cemetery. 378 Comment
  RSA461031  Abronia villosa var. villosa E. Schorr 1973-4-14 11 Riverside State Hwy 86, S of Indio, near State Hwy 195 -7 Comment
  RSA554009  Acacia greggii var. arizonica A. C. Sanders, E. J. Lawlor 1992-4-4 12142 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  UC489089  Achillea millefolium C. V. Meyer 1928-7-30 572 Riverside Saunder's Meadow; San Jacinto Mts. 1676 Comment
  RSA651613  Achnatherum hymenoides D. L. Heald 1966-5-16 53 Riverside Off the road behind Webber Hall at UCR in Riverside. 304 Comment
  SBBG56982  Achnatherum hymenoides M. N. Ackley 1928-4-4 Riverside near Edom 64 Comment
  UC819258  Achnatherum hymenoides I. W. Clokey and B. C. Templeton 1930-4-9 4670 Riverside n Palm Springs; Colorado Desert 170 Comment
  CAS-BOT-BC216887  Achnatherum occidentale Ralph Hoffman 1929-9-6 s.n. Riverside Tahquitz Peak, Mount San Jacinto [San Jacinto Mountains] 2438 Comment
  RSA588840  Achnatherum speciosum D. L. Banks, Steve Boyd 1995-10-17 783 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
  UCSB18915  Achnatherum speciosum Keefe, Joseph 1965-5-18 Riverside NE slope of Mt Edna, 2.1 mi S of Banning on road to Idyllwild. 762 Comment
  UCSB484  Achnatherum speciosum Henry Van Leeuwen 1957-4-13 158 Riverside collected 5.0 mi N along Devil's Garden in road to the Morongo Valley U. S. Highway 60 - Devil's Garden, Morongo Valley, and U. S. Highway 60 Comment
  CAS-BOT-BC384683  Achyronychia cooperi Cecil Hart 1926-3-1 s.n. Riverside Between Whitewater & Indio Comment
  POM14011  Achyronychia cooperi P. A. Munz, D. D. Keck 1922-4-13 4937 Riverside Desert Center; Chuckwalla Valley Comment
  RSA423488  Achyronychia cooperi P. A. Munz 1932-3-14 11999 Riverside Palm Springs. 91 Comment
  RSA797564  Achyronychia cooperi Baker, Michelle Cloud-Hughes 2011-12-18 17501 Riverside 67km WNW of Blythe, 17km west of Palen Pass, 27km NNE of Desert Center 175 Comment
  SEINET3005054  Achyronychia cooperi G. Rink 2011-4-29 10492 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe, sandy 91 Comment
  SD237426  Acmispon brachycarpus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37740 Riverside Peninsular Range: Alberhill, south foot of the Gavilan Hills at Temescal Canyon, c. 0.5 mi NE (34a^z) of intersection of Temescal Canyon Rd. and Concordia Ranch Rd. 427 Comment
  SD107125  Acmispon glaber B. Ertter, J. Strachan 1979-6-26 2983 Riverside Hwy 243 near Idyllwild, San Jacinto Mts, decomposed granite of roadside. Comment
  JOTR31171  Acmispon glaber var. brevialatus La Doux, Tasha 2009-6-3 1874 Riverside Joshua Tree National Park. (Stop 6): Little San Bernardino Mountains, Covington Flats Area, dry ephemeral wash near parking area 1426 Comment
  JOTR35451  Acmispon glaber var. brevialatus Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 55 Riverside Joshua Tree National Park. Little San Bernardino Mtns. W of Juniper Flats (stop3) Comment
  GMDRC6566  Acmispon heermannii var. heermannii J. M. Andre 2012-6-15 30522 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
  SD152860  Acmispon heermannii var. heermannii Steve Boyd, Tim Ross and Dave Bramlet 1993-5-12 7348 Riverside San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Tenaja Canyon. 366 Comment
  SD258921  Acmispon rigidus Sarah J. De Groot, Cheryl Sevilla 2016-3-15 7635 Riverside Santa Rosa Mountains; Along Dunn Road betyween Haystack and Asbestos Mountans; SW of Palm Desert, NE of Potrero Spring, between Palm and Deep Canyons 1231 Comment
  RSA721885  Adenophyllum porophylloides J. Mark Porter, Orlando Mistretta 2003-6-5 13619 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range.Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running southeast. 412 Comment
  CDA22503  Adenostoma fasciculatum Mike Lahti 2008-7-16 PDR# 1473243 Riverside Hemet, 41801 East Benton Rd. 0 Comment
  RSA736705  Adenostoma fasciculatum Scott D. White 2004-4-26 10244 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Indian Creek Watershed. 518 Comment
  UCR213505  Adenostoma fasciculatum A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37809 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
  UCD112519  Adenostoma sparsifolium Richard Bates 1949-5-21 s.n. Riverside Pinon Flats, San Jacinto Mountains. Comment
  UCR95944  Adenostoma sparsifolium Scott D. White 1996-8-1 4456 Riverside San Jacinto Mtns., Twin Pines area, just north of Twin Pines Road, c. 0.5 air mi. west of Twin Pines Ranch. 1143 Comment
  UCR96598  Agrostis exarata Scott D. White 1996-8-1 4428 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  UCD53295  Agrostis scabra August L. Hormay 1932-8-8 s.n. Riverside Tahquitz Valley. Comment
Read comments
Aug 13 2006
  UCD53368  Agrostis scabra Peter M. Ray Date Unknown 1936 Riverside Hall Canyon, San Jacinto Mtns. Comment
  UCR265592  Agrostis scabra Jordan Zylstra 2014-7-6 14019 Riverside San Jacinto Mountains, Fobes Canyon 1524 Comment
  RSA0062781  Allenrolfea occidentalis Duncan S. Bell, Evan Meyer 2014-10-22 7659 Riverside Orocopia Mountains; southwestern section of range; in the Dos Palmas Preserve area; at the lower southwestern seeps of the preserve. -29 Comment
  RSA430546  Allenrolfea occidentalis T. Glenn 1984-10-15 s.n. Riverside Whitewater River delta at north end of Salton Sea Comment
  UC1136226  Allenrolfea occidentalis H. S. Yates 1936-4-8 5450 Riverside 5 mi. s.e. Coachella; Thermal Quad. Comment
  JEPS61263  Allionia incarnata L. M. Newlon 1922-4-4 446 Riverside San Jacinto Mountains, Andreas Canyon Andreas Canyon; San Jacinto Mountains, Andreas Canyon Comment
  UCR166863  Allionia incarnata Chet McGaugh 2005-1-27 s.n. Riverside Sonoran (Colorado) Desert, E of Salton Sea, along Coachella Canal between siphons 26-27 NE of Dos Palmas Spring 24 Comment
  UCSB24425  Allium fimbriatum Kimsey, M. 1966-5-8 Riverside Along Pinyon Flats Campground road, 400 yds. east of its junction with Hwy. 74, 10 mi. south of junction of Hwy. 71 and Hwy. 74 1219 Comment
  CAS-BOT-BC131993  Allium haematochiton Ira W. Clokey 1935-4-18 6555 Riverside Gavilan Peak 600 Comment
  RSA0013615  Allium haematochiton LeRoy Gross, Duncan S. Bell 2013-4-30 6022 Riverside Surveyed from Apela Drive, right at junction of road to sewage disposal ponds, south to Strawberry Creek., Started near 33.73367N, 116.75074W. And ended at 33.72912N 116.75098W. 1510 Comment
  CAS-BOT-BC472712  Allium lacunosum var. lacunosum Joy Keck 1935-4-19 3849 Riverside White Tank, S. of Twenty-nine Palms Comment
  RSA645329  Allium munzii Steve Boyd, Ian Gillespie 2000-4-15 10302 Riverside Gavilan Hills region: South flank of Alberhill Mountian, just east of the heavily mined area., Near 34 deg 42' 43.5''N 117 deg 22' 39.0''W. 463 Comment
  RSA495447  Allium peninsulare Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-18 2975 Riverside Agua Tibia Mountains. Vail Lake area, Temecula Creek Canyon below Vail Lake dam. 418 Comment
  UCR16034  Allium peninsulare Steve Kulju 1974-4-27 s.n. Riverside Box Springs Mtns. Dirt road to the radio tower, 4 mi from Pigeon Pass Road. 762 Comment
  UCR199632  Allium peninsulare Scott D. White 2004-4-26 10250 Riverside San Jacinto Mountain Foothills, Soboba Indian Reservation, Indian Creek Watershed 671 Comment
  RSA644111  Allium praecox Scott D. White 1995-3-30 2676 Riverside Moreno Valley; hills +/- 0.7 air mile directly S of 60 Fwy and west of bend in Moreno Beach Dr., (USGS Sunnymead 7 1/2' quad shows ''Moreno'' BM 2067 at top of hill). 579 Comment
  UCR25034  Allophyllum divaricatum A. C. Sanders 1980-7-18 1663 Riverside San Jacinto Mtns, Thomas Mountain; along a small dry creek in Spillway Canyon about 2 mi SW of Hwy 74 along Thomas Mountain Road 1463 Comment
  CLARK-A1528-316  Alnus rhombifolia John C. Roos 1951-9-25 5298 Riverside Riverside 259 Comment
  RSA770792  Alnus rhombifolia Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4533 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA90202  Alopecurus saccatus F. W. Peirson 1922-5-19 3021 Riverside 10 miles northeast of Murrieta. Comment
  UCR278834  Alternanthera caracasana Mitch Provance 2012-7-17 712- 11 Riverside San Gorgonio Pass, South Banning, adjacent to west side of Banning High School and the KOA on San Gorgonio Ave. 1134 Comment
  RSA335002  Amaranthus blitoides Steve Boyd 1985-7-30 1046 Riverside De Luz Rd. 7.8 mi west of Rancho California. Comment
  RSA0080443  Amaranthus fimbriatus Sarah J. De Groot, Amy Rouillard 2015-9-15 7573 Riverside Along Eagle Mountain Road about 3.2 miles north of I-10, near valley bottom, at crossing of Dragon Wash. 284 Comment
  UCR54448  Amaranthus fimbriatus A. C. Sanders, E. J. Lawlor 1988-10-22 08723 Riverside Santa Rosa Mountains, Pinyon Flats area, along the trail from the Dolomite Mine to Horsethief Creek 1200 Comment
  CAS-BOT-BC226254  Amaranthus palmeri A. C. Sanders 2011-9-15 39896 Riverside Sonoran (Colorado) Desert: Coachella Valley, agricultural area in Thermal; Colorama greenhouses/nursery at 83300 Ave. 58, 0.35 mi. east of Jackson St. near Calhoun St. -24 Comment
  RSA451153  Amaranthus palmeri Stephen M. Beckstrom-Sternberg 1985-9-10 1022 Riverside U.C.R. garden plots. Comment
  RSA644192  Amaranthus palmeri Scott D. White, Michael A. Patten 1995-8-16 3558 Riverside San Jacinto Valley. Just W of Hemet, valley floor and foothills at SE margin of Lakeview Mts. N of Florida Ave. (SR 74) and W of California Ave. 470 Comment
  CLARK-A1528-145  Ambrosia acanthicarpa Fred B. Essig 1966-9-12 Riverside Riverside Comment
  UCR24354  Ambrosia acanthicarpa John C. Roos 1965-9-26 s.n. Riverside San Jacinto Mtns, Hemet Valley 518 Comment
  CAS-BOT-BC22604  Ambrosia dumosa S. Smith-White; A. Johnson 1963-4-12 63 -331 Riverside Joshua Tree National Monument: about 4 mi S of Entrance to Cottonwood Springs Campground Comment
  LA31364  Ambrosia dumosa Jane Turner; Barbara Whitesel, Virginia Sjaholm 1959-3-21 C- 177 Riverside Morongo Wash Comment
  POM8400  Ambrosia dumosa Mary F. Spencer 1920-4-7 784 -a Riverside Palm Canyon, Colorado Desert 183 Comment
  RSA696752  Ambrosia dumosa J. Russell Bruff 1932-3-21 s.n. Riverside 1000 Palms. Comment
  UCR216256  Ambrosia dumosa Mike Bell 2008-3-19 047 Riverside Sonoran (Colorado) Desert, Coachella Valley; 2 miles west of Desert Hot Springs, north of Pierson Blvd. and west of North Indian Canyon Dr. 396 Comment
  CAS-BOT-BC30799  Ambrosia ilicifolia Edmund C. Jaeger 1921-4-10 s.n. Riverside Chucawalla Mts. near Astec Well. Comment
  UCR167870  Ambrosia pumila T. B. Salvato, Melissa Clemons 2005-6-2 1401 Riverside Peninsular Range; Temescal Valley, Gavilan Hills, c. 0.5 mi SE of Steele Peak, 4 miles SW of Perris, and 6 miles NNE of Lake Elsinore, NW of Hwy 74 610 Comment
  UC576463  Ambrosia salsola Edith A. Purer 1935-4-19 6360 Riverside along old stage route, Colorado Desert Colorado Desert Comment
  UCD128859  Ambrosia salsola var. salsola D. L. Goforth 1979-4-11 103 Riverside 1km north of the junction of interstate 10 and the south entrance road to Joshual Tree National Monument. 518 Comment
  UC527313  Amelanchier utahensis C. B. Wolf 1931-5-11 Riverside near Pipe Creek (above Hemet Valley); San Jacinto Mts. 1676 Comment
Read comments
Mar 24 2011
  UCR79469  Amorpha californica Steve Boyd, T. S. Ross 1992-5-15 7403 Riverside S Santa Ana Mtns, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero 671 Comment
  LA204907  Amorpha fruticosa Robert G. Engman; sn Riverside San Jacinto Mountains Comment
  SD187399  Amorpha fruticosa Scott D. White, Angelia Carey 2004-9-16 10765 Riverside San Jacinto Mountain foothills: San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence 502 Comment
  SDSU12999  Amorpha fruticosa Michael G. Simpson 1999-10-27 2029 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  UCR127326  Amsinckia intermedia A. C. Sanders, T. B. Salvato, Mitch Provance 2003-4-4 25834 Riverside San Bernardino/Santa Ana River Valley Region, Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope 421 Comment
  UCR224456  Amsinckia intermedia A. C. Sanders, T. B. Salvato 2011-3-28 38808 Riverside Peninsular Range; Perris-Aguanga Basin Region, Menifee Valley, between Sun City and Perris, from McLaughlin & Evans roads intersection east to I-215 Fwy 434 Comment
  UCR37793  Amsinckia intermedia A. C. Sanders 1985-3-1 5389 Riverside Box Springs Canyon, near the intersection of Central Ave. & Hwy 60, along Gernert Rd. Just above the Santa Fe Railroad tracks. 427 Comment
  RSA0089607  Amsinckia intermedia D. L. Banks 1997-2-23 1290 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, south of Pechanga Road in the Reservation, north of Pechanga Creek, and east of the Pechanga Tribal Government Center. 367 Comment
  CAS-BOT-BC226260  Amsinckia retrorsa A. C. Sanders; Nathan Moorhatch 2011-3-22 38786 Riverside Peninsular Range; Perris-Aguanga Basin: Romoland in Menifee Valley, powerline route along McLaughlin Rd. east of Trumble Rd. and west of Antelope Rd. 440 Comment
  RSA292450  Amsinckia tessellata var. tessellata James Henrickson 1973-3-18 8601 Riverside 16 (air) miles east of Temecula, 2.9 miles east of Aguanga along Hwy 71. 823 Comment
  UC1168706  Amsinckia tessellata var. tessellata Peter H. Raven 1958-3-16 11858 Riverside Joshua Tree National Monument Comment
  UCR244876  Amsinckia tessellata var. tessellata Jim Andre 2012-3-19 21398 Riverside Sonoran (Colorado) Desert, Palen Mountains, along Palen Pass Rd at Palen Pass 383 Comment
  JEPS49776  Amsonia tomentosa W. L. Jepson 1928-4-25 12626 Riverside White Tank Mohave Desert, Pinto Mts., White Tank 1371 Comment
  RSA407736  Anagallis arvensis Steve Boyd 1986-5-1 1804 Riverside Perris-Aguanga Basin region SW Perris Basin, Hill west of Skunk Hollow. Comment
  RSA387340  Ancistrocarphus filagineus Steve Boyd 1986-4-22 1772 Riverside Temescal Canyon: Terrace escarpment E side of Indian Wash, S of I-15. Comment
  RSA387349  Ancistrocarphus filagineus Steve Boyd 1986-4-10 1643 Riverside Temescal Canyon: Along DePalma Rd between Indian Truck Trail and Horsethief Canyon, 1 mi. E of Indian Truck Trail. Comment
  RSA500099A  Ancistrocarphus filagineus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-2 3211 Riverside Vail Lake Area, W end of bench on S flank of Oak Mt. 518 Comment
  CDA37845  Anemopsis californica Mike Lahti 2012-7-18 PDR# 1590492 Riverside Winchester; near the intersection of Washington St. and Keller Rd. 0 Comment
  CSUSB803  Anemopsis californica Art Whistler 1966-5-18 Riverside Road to reservoir on hills behind the University of California, Riverside (UCR) campus near the water tanks. Comment
  JOTR29574  Anisocoma acaulis Andre, Jim 2006-4-26 6778 Riverside Joshua Tree National Park. ridgetop, w. of upper Long Canyon, approx. 0.5 mi. S. radio tower and of NE corner of boundary of park 1324 Comment
  JEPS16669  Antirrhinum coulterianum Rimo Bacigalupi with Gene Newcomb 1954-4-25 4396 Riverside 0.75 mi s Sage (along Calif Hwy 79, close to summit of St. Johns Grade, 9.5 mi n of junction with Calif Hwy 71) 731 Comment
  RSA78284  Antirrhinum coulterianum Philip A. Munz, E. K. Balls 1952-8-21 17971 Riverside Vandeventer Flats, SE end of San Jacinto Mtns. 1402 Comment
  UCR280623  Antirrhinum coulterianum Mitch Provance, Jeremiah George, Matt K. Beyers 2017-4-3 417- 13 Riverside Gavilan Hills, Alberhill Canyon, tower site 0.3 miles east of dirt road portion of Lake St., about 0.8 miles NNE of Lake St. and Walker Canyon Rd. 497 Comment
  SD143716  Antirrhinum nuttallianum subsp. nuttallianum Andy C. Sanders, P. MacKay, T. Thomas, O. Clarke 1997-5-4 20701 Riverside San jacinto Mountains: N side of the range, Twin Pines Creek below the confluence with Brown Crk. 854 Comment
  CLARK-A1528-1418  Apiastrum angustifolium John C. Roos 1938-3-28 728 Riverside La Sierra Comment
  SD137929  Apiastrum angustifolium Darin L. Banks, Steve Boyd 1995-4-5 154 Riverside Cleveland National Forest, Agua Tibia Wilderness Area; north slope of Agua Tibia Mountain, east of the Dripping Springs Alcove. 505 Comment
  UCR177421  Apiastrum angustifolium Scott D. White, Michael Honer 2003-4-4 8946 Riverside Peninsular Ranges; Perris-Aguanga Basin, Temescal Canyon, dissected bajada bench, below and east of Horsethief Canyon, immediately south of I-15 Fwy 427 Comment
  RSA737117  Apium graveolens Justin M. Wood 2008-10-15 183 Riverside Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  UCR172003  Arabidopsis thaliana A. C. Sanders 2006-5-1 32248 Riverside Riverside, south side of UCR campus behind botany greenhouses 366 Comment
  UCR153380  Arabis sparsiflora R. F. Thorne, Et al. 1969-6-24 38138 Riverside Peninsular Ranges; San Jacinto Mountains, San Bernardino National Forest. Hill north of James Reserve and Lake Fulmor 1677 Comment
Read comments
Nov 13 2008
  UCR87938  Araujia sericifera A. C. Sanders 1994-1-30 14221 Riverside Corona, Orange Heights section. D.R. Horton Custom Homes tentative tract, north side of Chase Drive between Rimpau (Lester) Avenue and California (Compton) Avenue 300 Comment
  UCR195141  Arceuthobium campylopodum A. C. Sanders, Tim Thomas 2008-8-1 35930 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek near Mountain Center, SE of Keenwild Fire Station 1448 Comment
  RSA629155  Arctostaphylos Jon E. Keeley 1992-7-17 16769 Riverside Rd. to Thomas Mtn. (5S15), 4.3 km north of Toolbox Spring. San Jacinto Mtns. 1920 Comment
  RSA629372  Arctostaphylos glandulosa Jon E. Keeley 1992-7-17 16859 Riverside Hwy 243, 39-40 km north of Idyllwild. 1375 Comment
  RSA629390  Arctostaphylos glandulosa Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19514 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  RSA629399  Arctostaphylos glandulosa Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19528 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  UCR26224  Arctostaphylos glandulosa John C. Roos 1947-3-15 3328 Riverside San Jacinto Mtns, grade above the San Jacinto River 1067 Comment
  UCR269231  Arctostaphylos glandulosa A. C. Sanders, T. B. Salvato, Cecile Shohet 2016-2-28 42004 Riverside Peninsular Range; San Jacinto Mtns., Hwy 243 at Penny Pines Plantation, above Bay Tree Springs, 0.6 km below Lake Fulmor 1605 Comment
  RSA526501  Arctostaphylos glandulosa subsp. adamsii Steve Boyd, T. S. Ross 1990-5-11 4696 Riverside Vail Lake area, N flank and summit of Wild Horse Peak in Agua Tibia Mtns, Cleveland Nat. Forest. 610 Comment
  SJSU11106  Arctostaphylos glandulosa subsp. glandulosa G. B. Youngberg 1956-3-31 240 Riverside by Banning-Idyllwild Rd, San Jacinto Mts 1767 Comment
  SEINET10684104  Arctostaphylos glandulosa subsp. glaucomollis Tracy Scott, Andrew Townesmith; Karen M. Meyer 2007-3-15 Scott 130 Riverside San Bernardino National Forest. 9.4 mi. S on 243 (Palms to Pines National Scenic Byway) from US 10. 1298 Comment
  RSA629394  Arctostaphylos glandulosa subsp. leucophylla Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19518 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  RSA629408  Arctostaphylos glandulosa subsp. leucophylla Allen Massihi, Jon E. Keeley, Robert Goar 1992-8-11 19497 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd. Below large boulders, southern Santa Ana Mtns. 850 Comment
  RSA1541  Arctostaphylos glauca B. D. Stark 1930-2-21 1472 Riverside Hidden Canyon, near Corona, Santa Ana Mts. Comment
  RSA631778  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19293 Riverside Highway 79, at Radec. 580 Comment
  RSA631784  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19278 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631826  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16611 Riverside Road to Santa Rosa Mtn. (7S02), 0.5 km south of Hwy 74. 1475 Comment
  SD7734  Arctostaphylos glauca J. C. Nevin 1884-1 Riverside San Jacinto Mtns. Comment
  RSA633570  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16675 Riverside Road to Santa Rosa Mountain (7S02), 9.3 km south of Highway 74. 1990 Comment
  RSA633579  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20132 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633588  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22520 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633592  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22507 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633638  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20161 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633650  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20131 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633659  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16667 Riverside Road to Santa Rosa Mountain (7S02), 8.7 km south of Highway 74. 1935 Comment
  UC1177957  Arctostaphylos pringlei subsp. drupacea Otto T. Solbrig 1958-3-21 2515 Riverside road from Banning to Idylwild; San Jacinto Mountains, Pine Cone Summit 1920 Comment
  CAS-BOT-BC44813  Arctostaphylos pungens Winfield 1975-5-4 2423 Riverside James - San Jacinto Reserve 1615 Comment
  RSA293530  Arctostaphylos pungens C. W. Tilforth, W. Wisura 1979-8-8 1903 Riverside Along hiway 74, 7.5 mi. south-east of Lake Hemet turn-off, Garner Valley Comment
  RSA192300  Arctostaphylos rainbowensis H. A. Zuill 1966-6-5 203 Riverside San Mateo Canyon about 13 miles SW of Murrieta Comment
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Oct 23 2013
  UCR84602  Arenaria douglasii Scott D. White, S. Ogg 1994-4-21 1951 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  SD135192  Arenaria macradenia subsp. macradenia Craig Reiser, Dylan Hannon 1993-5-30 Riverside Northern flanks of Santa Rosa Peak Comment
  UC219563  Arenaria macradenia var. macradenia P. A. Munz 1922-6-23 5789 Riverside 2 mi below Kenworthy; San Jacinto Mts.,Hemet Valley 1371 Comment
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Mar 25 2011
  RSA127721  Argemone corymbosa subsp. corymbosa John H. Thomas 1949-4-23 455 Riverside 9 miles north of DEsert Center, near Boulder Well, on highway between Desert Center and Rice. Comment
  SD137698  Argemone munita Darin L. Banks, Peter Morrell 1995-5-4 305 Riverside Cleveland National Forest, Agua Tibia Wilderness Area; north slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area, north of the Wildhorse Trail. 622 Comment
  UCR3307  Argemone munita John Kitasako 1964-5-10 45267 Riverside San Jacinto Mtns., State Hwy 74, 4.5 mi east of Hemet 640 Comment
  UCR104027  Aristida adscensionis George K. Helmkamp 1998-4-4 3155 Riverside Sonoran (Colorado) Desert, 7.1 miles north of Hwy I-10 on Eagle Mtn Rd, to the vicinity of the pumping station 305 Comment
  UCR199830  Aristida adscensionis Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11282 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy Chocolate Mountains Aerial Gunnery Range 570 Comment
  UCR260219  Aristida adscensionis A. C. Sanders, Jim Malusa 2015-3-10 41379 Riverside Sonoran (Colorado) Desert, north end of Chocolate Mountains, Tabaseca Tank, US Navy Chocolate Mountains Aerial Gunnery Range 610 Comment
  RSA740945  Aristida purpurea var. fendleriana Scott D. White, Justin M. Wood 2008-6-17 12189 Riverside Morris Ranch Rd. - open area W of Goff Flat. 1616 Comment
  RSA777401  Aristida purpurea var. fendleriana Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 834 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' Old mine access road. 534 Comment
  RSA47456  Aristida purpurea var. nealleyi J. C. Roos, L. Roos 1949-4-11 4242 Riverside Hayfields [Hayfield], Colorado Desert. Comment
  SEINET7596158 Image available Aristida purpurea var. parishii I. Johnston 1917-1 1008 Riverside Palm Canon 427 Comment
  IRVC26889  Artemisia annua O. F. Clarke 1998-9-22 s.n. Riverside Box Springs Mtns. foothills, weed in the yard at 266 Frost Court, just east of UCR Riverside 396 Comment
  UCR59135  Artemisia californica N. M. Fellows 1986-1-18 165 Riverside San Jacinto Mtns, Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mt 506 Comment
  RSA495794  Artemisia californica Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-11 2901 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam. 396 Comment
  SD233728  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. Alluvial slopes and low hills cut by sandy washes. 534 Comment
  JEPS49056  Artemisia dracunculus Lewis S. Rose 1966-12-14 66105 Riverside 3 mi w of Palm Springs; Chino Canyon 670 Comment
  CAS-BOT-BC93731  Artemisia ludoviciana subsp. albula S. B. Parish 1918-4-3 11699 Riverside Oak Lodge, mouth San Jacinto River Comment
  RSA125855  Artemisia tridentata E. K. Balls, Percy C. Everett 1957-11-6 22794 Riverside South end of San Jacinto Mountains, State Highway 74 1372 Comment
  POM294106  Artemisia tridentata subsp. tridentata Lyman Benson 1945-11-10 11917 Riverside 5 miles west of Aguanga. 457 Comment
  UCR25126  Asclepias albicans John C. Roos 1965-6-23 s.n. Riverside Sonoran (Colorado) Desert, Eagle Mtns., Lost Palms Canyon, north of Chiriaco Summit Comment
  JOTR32021  Asclepias erosa La Doux, Tasha, T. Herskovits, M. Harding 2011-4-21 2251 Riverside Joshua Tree National Park. Pinto Basin, south of Sand Hill; wide, sandy wash draining into Pinto Wash (Stop 3) 476 Comment
  UCR51475  Asclepias erosa S. J. Myers 1987-8-6 s.n. Riverside Aguanga, c. 1/2 mi. west of Hwy 371 at intersection of El Pasta and El Reposo Rd. 642 Comment
  RSA90117  Asclepias fascicularis E. K. Balls, P. C. Everett 1953-8-19 18538 Riverside Head of Palm Canyon, where stream crosses Hwy 74 on Palms to Pines Hwy. 1372 Comment
  CLARK-A1528-125  Asclepias subulata Charlotte Stocks 1963-5-2 Riverside Comment
  RSA692198  Asclepias subulata Scott D. White, Michael Honer 2003-5-14 9299 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (= Superior ) Gypsum Mine. 76 Comment
  POM12825  Aster alpigenus Philip A. Munz 1922-9-6 6391 Riverside Round Valley, San Jacinto Mts. 2744 Comment
  POM161537  Aster alpigenus Ralph Hoffmann 1929-9-5 s.n. Riverside Tahquitz Valley, San Jacinto Mountains. Comment
  RSA764524  Aster subulatus var. ligulatus Justin M. Wood 2010-9-8 2603 Riverside San Timoteo Canyon: Just SE of El Casco Substation along San Timoteo Creek. 640 Comment
  SEINET898556  Astragalus acutirostris Annie M. Alexander, Louise Kellogg 1941-1 2126 Riverside 13 miles southwest of 29 Palms, Joshua Tree National Monument. 1372 Comment
  UC217914  Astragalus aridus P. A. Munz, D. Keck 1922-4-8 4739 Riverside Mecca , Mecca (Colo. Desert) -30 Comment
  UCD104690  Astragalus crotalariae David S. Verity; Jane Turner, Francis M. Ball 1964-2-15 SK and F 1366 Riverside E side Salton Sea ca. 1 mile N of Imperial Co. line. Comment
  CAS-BOT-BC182587  Astragalus didymocarpus var. dispermus Ynez Whilton Winblad 1937-3-22 s.n. Riverside East slope of Chocolate Mts. Comment
  UCR109155  Astragalus didymocarpus var. obispoensis D. L. Banks, V. W. Steinmann 1997-3-13 1523 Riverside NW Palomar Mtns, Agua Tibia Mtns, Vail Lake area, N and just south of Hwy 79; hills (burned in the Vail fire of May 1996) east of the Dripping Springs alcove and west of Vail Lake Marina Rd 549 Comment
  SBBG3166  Astragalus lentiginosus var. borreganus H. and M. Dearing 1937-4-10 861 Riverside 16 mi N of Indio 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
  RSA498233  Astragalus lentiginosus var. coachellae Robert M. Perkins, H. de Forest 1937-3-15 381 Riverside 26 miles west of Indio. Comment
  SEINET10936509  Astragalus lentiginosus var. coachellae Noel H. Holmgren, Patricia K. Holmgren 1973-1 Riverside Comment
  RSA0025910  Astragalus lentiginosus var. variabilis Justin M. Wood, J. Varonin, T. Valentovich 2012-4-23 4692 -B Riverside Sonoran Desert: Chuckwalla Valley, active sand dunes +/- 7.25 miles northeast of Desert Center, +/- 3.0 miles E of SR-177, and +/- 1.0 mile N of abandoned Jojoba farm. 149 Comment
  RSA0064476  Astragalus pachypus John F. Emmel 1995-7-16 1382 Riverside San Jacinto Mts.; Rouse Ridge road, 3.8 to 4.3 road miles SSE of Cranston Ranger Sation. 853 Comment
  UCR100780  Astragalus pachypus var. jaegeri Robert Noll 1998-6-17 s.n. Riverside San Jacinto Mountains, Rouse Hill Road on Rouse Ridge, south of Cranston Guard Station 1037 Comment
  RSA0121041  Astragalus palmeri Duncan S. Bell, LeRoy Gross 2016-3-29 9126 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
  RSA228804  Astragalus pomonensis Colin M. Wainwright, Larry E. DeBuhr 1972-2-10 605 Riverside Santa Rosa Plateau, ca. 5 miles south west of Murrieta near Forest Route 7S01. 487 Comment
  RSA60419  Astragalus pomonensis Frank W. Gould 1943-4-18 2155 Riverside 3 miles W of Beaumont near junction. Comment
  RSA681882  Astragalus pomonensis Scott D. White 2001-3-13 8161 Riverside Perris / Elsinore Basin: Menifee / Sun City area. Valleys and slopes east of Canyon Lake and west of Goetz Rd. 442 Comment
  SD8526  Astragalus pomonensis Daniel Cleveland 1882-5-3 Riverside San Jacinto Plains (mak 8/07) Comment
  SEINET898380  Astragalus pomonensis Ira W. Clokey, C. B. Clokey, B. Templeton 1935-1 4634 Riverside Perres-Gavilan Peak 600 Comment
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Aug 3 2013
  SEINET898385  Astragalus pomonensis Carl B. Wolf 1935-1 6298 Riverside Gavilan Hills region, 1 mi W of Val Verde 488 Comment
  UC574974  Astragalus pomonensis C. Epling and J. Ewan June, 1933 Riverside 5 mi above Corona (Temescal Canyon); , above Corona Comment
  UC81362  Astragalus sabulonum C. R. Orcutt 1891-4-24 Riverside Indio Comment
  CAS-BOT-BC200817  Astragalus trichopodus var. phoxus C. B. Wolf 1931-5-11 1952 Riverside Near Pipe Creek, Hemet Valley, San Jacinto Mts. 1615 Comment
  SEINET10486810  Astragalus vaseyi L. Rose 1935-12-23 Rose 35700 Riverside San jacinto mts. 22 Mi s of cathedral city. Desert slopes. 914 Comment
  CAS-BOT-BC17418  Athysanus pusillus H. M. Hall 1897-2-27 367 Riverside Rawson. Comment
  RSA524478  Athysanus pusillus Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4041 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  UCR97475  Athysanus pusillus A. C. Sanders 1997-3-1 19701 Riverside Riverside, Box Springs Mtns.: Coyote Hill (Bench Mark 'Versity', 1386 ft.) and ridge S and SE of the UCR Botanic Garden 427 Comment
  RSA516912  Atrichoseris platyphylla Steve Boyd, Orlando Mistretta 1986-3-13 1454 Riverside West side Palen Mts.: NE of Desert Center. Comment
  RSA557354  Atriplex argentea Julie Greene 1993-6-11 1368 Riverside North of new pond. 441 Comment
  RSA748734  Atriplex argentea Karin Cleary-Rose 1998-9-7 s.n Riverside west edge of Hemet, east of Warren Rd., south of Esplanade and north of the Tres Cerritos Hills 460 Comment
  UCR93047  Atriplex argentea Steve Boyd 1985-8-7 1117 Riverside Santa Rosa Plateau, Murrieta area, Clinton Keith Rd. near (just east of) Bear Creek golf course Comment
  SBBG29406  Atriplex canescens D. Myrick 1968-3-4 1804 b Riverside Desert Hot Springs 304 Comment
  SEINET3930597  Atriplex canescens Grant D. Brown 1950-3-29 527 Riverside 10.5 miles NW of Gilman Hot Springs on highway #79.; 0 Comment
  SFV9419  Atriplex canescens M. L. Vincent, R. H. Swade 1963-10-19 456 Riverside Snow Creek Road, 2 miles from its intersection with California State Highway 111. 366 Comment
  UC1303124  Atriplex canescens Carl B. Wolf 1932-10-13 4316 Riverside 4 1/2 mi se Mecca (Caleb (Southern Pacific railway siding), Colorado Desert); Colorado Desert, Caleb, se of Mecca 60 Comment
  UC850762  Atriplex canescens Carl B. Wolf 1932-10-13 4307 Riverside Cottonwood Springs Colorado Desert, , Cottonwood Springs (Eagle Mts.) 289 Comment
  JOTR29250  Atriplex canescens subsp. canescens La Doux, Tasha 2005-8-17 1531 Riverside Joshua Tree National Park. Queen Valley, along Bighorn Pass Road 1335 Comment
  LA204701  Atriplex canescens subsp. canescens Norman C. Cooper; 1943-10-9 954 Riverside Hemet 304 Comment
  RSA532563  Atriplex coronata var. notatior D. E. Bramlet 1991-5-8 2129 Riverside 7.6 km west of Hemet and some 830m west of the intersection of warren Rd. and the RR tracks. the ste is some 350m north of the santa Fe raileroad tracks and 500m east of the MWD canal. 500 Comment
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Mar 4 2013
  RSA754841  Atriplex coronata var. notatior D. E. Bramlet, Jeff Crain 2009-5-18 4387 Riverside Perris Basin: San Jacnto River floodplain at 12th Street 122 m east of the river and 1.19 km west of Lakeview Avenue 431 Comment
  UCR70521  Atriplex coronata var. notatior D. E. Bramlet 1991-5-2 2113 Riverside San Jacinto Valley, San Jacinto Area, 7.6 km west of Hemet & c. 1.4 km SW of intersection of Warren and Setson Ave. Plants c. 68 m south of Setson Ave. & 320 m west of the MWD canal. 500 Comment
  UCR234763  Atriplex elegans var. elegans A. C. Sanders, John F. Green 2012-6-25 40307 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon near I-15 crossing of Temescal Canyon Rd. and Temescal Creek, c. 2.6 km SE of Lee (Corona) Lake 361 Comment
  CAS-BOT-BC170254  Atriplex hymenelytra G. P. Rixford 1911-4-1 s.n. Riverside 10 miles SE of Mecca Comment
  CAS-BOT-BC170260  Atriplex hymenelytra John Thomas Howell 1928-1-29 3302 Riverside Entrance to Painted Canyon, Colorado Desert. Comment
  CLARK-A1528-5398  Atriplex patula subsp. hastata John C. Roos, Lucille Roos 1951-10-24 5339 Riverside Pedley 228 Comment
  RSA619796  Atriplex rosea A. C. Sanders, K. C. Rose 1998-9-29 22241 Riverside San Jacinto Valley: west edge of Hemet, east side of Warren Rd. between Esplanade Ave. and the Tres Cerritos Hills. 459 Comment
  RSA422258  Atriplex saltonensis S. B. Parish 1913-9-20 8600 Riverside Mecca, Salton Sink. 58 Comment
  UCR94949  Atriplex semibaccata Scott D. White 1996-9-22 4542 Riverside Perris Basin, Perris: Nuevo Road near intersection with Wilson Ave., west of the San Jacinto River crossing. 436 Comment
  SEINET4136176  Atriplex serenana var. davidsonii Steve Boyd 1985-8-7 1116 Riverside Murrieta area, Clinto Kieth Rd., just east of the Bear Creek development golfcourse.; 0 Comment
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Feb 13 2019
  CDA23321  Atriplex serenana var. serenana Mitch Provance 2000-9-28 2266 Riverside Riverside: N side of Latham St., ca. 1/8 mile W of intersection with Keats Dr. Comment
  UCR182541  Atriplex suberecta Mitch Provance 2003-7-4 4642 Riverside San Bernardino Valley, Riverside, Monticello Ave. near the canal, between Driftwood and Conway Drives 226 Comment
  RSA689434  Atriplex suberecta R. E. Riefner 2003-5-27 3 -253 Riverside Perris Valley, Rider Street near Perris Valley Storm Drain. 483 Comment
  SD211582  Atriplex triangularis Justin M. Wood 2008-9-22 145 Riverside Southwest Perris Basin: Temecula - Murrieta Creek, downstream of 1st street bridge. 292 Comment
  SEINET14287513  Avena fatua N. C. Cooper 1944-5-6 1218 Riverside Banning. 701 Comment
  JEPS13898  Ayenia compacta Marjorie Clary 1931-4-4 Riverside Desert slopes of Santa Rosa Mountains Comment
  CAS-BOT-BC98782  Baccharis brachyphylla R. F. Hoover 1966-10-15 10171 Riverside Dead Indian Canyon Comment
  JOTR16561  Baccharis brachyphylla Hogan, J. 1974-9-27 164 Riverside Joshua Tree National Park. RYAN CAMPGROUND 1325 Comment
  SEINET3005004  Baccharis brachyphylla G. Rink 2011-4-4 10433 Riverside Northwest of Blythe, east of the McCoy Mtns, desert pavement 182 Comment
  SEINET959644  Baccharis douglasii G. K. Helmkamp, E. A. Helmkamp 2004-1 8769 Riverside Southern Central Coast: Surf, NW of Lompoc (Surf 7.5) 9 Comment
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May 17 2014
  SEINET7239563 Image available Baccharis douglasii F. M. Reed 1907-9-21 1953 Riverside Riverside and vicinity Comment
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Oct 6 2017
  IRVC9315  Baccharis glutinosa Charles Leavell 1966-2-9 7 Riverside Santa Ana Canyon: off Highway 91, 200 yards east of the Riverside-Orange county line, on northeast slope. Santa Ana Mountains 213 Comment
  UC63262  Baccharis glutinosa H. M. Hall 1904-5-1 4953 Riverside vicinity of Riverside; Santa Ana River 243 Comment
  RSA552717  Baccharis salicifolia Steve Boyd, Timothy S. Ross, Orlando Mistretta 1992-2-26 6686 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon. 305 Comment
  UCR21852  Baccharis salicifolia Steve Boyd 1980-7-16 s.n. Riverside Perris Basin, Motte Reserve, 2.5 miles NW of Perris, west edge of the reserve c. 1/4 mile north of the Motte's house 520 Comment
  OBI37442  Baccharis salicina Oscar F. Clarke 1970-10-28 Riverside Botanic Gardens of the Univ. of CA, Riverside Comment
  SEINET946176  Baccharis salicina O. F. Clarke 1970-1 Riverside Botanic Gardens of the University of California, Riverside Comment
  UC1605407  Baccharis salicina Steve Boyd 1994-10-14 8377 Riverside Fisherman's Camp Trail (7S02) from Wildomar Rd (7S01) w into Tenaja Canyon at its confluence with San Mateo Canyon (Fisherman's Camp); Southern Santa Ana Mountains, Cleveland N.F., San Mateo Cany 462 Comment
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Dec 6 2009
  UCR199605  Baccharis salicina Scott D. White, J. Campbell 2008-4-18 11900 Riverside Perris/Elsinore Basin, Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon. 'Morgan' Property, Alberhill area 366 Comment
  CAS-BOT-BC99867  Baccharis sergiloides Elizabeth H. Daniels 1932-3-8 s.n. Riverside Mission Canyon, Morongo Pass Road, Little San Bernardino Mountains Comment
  IRVC514  Baccharis sergiloides R. H. Whittaker, W. A. Niering 1963-5-31 SJ 100 Riverside Elks Rd., slope draw, open N, 30o, gneiss soil. Santa Rosa Mountains 1311 Comment
  RSA771791  Baccharis sergiloides Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4807 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SD229072  Baccharis sergiloides Dick Schwenkmeyer, Collection made by Tony Harper 2013-5-8 886 Riverside Little Paradise Camp in Palm Canyon, approx. 8 miles S. of Cathedral City 869 Comment
  UC284664  Baccharis sergiloides G. B. Grant 1906-5-1 Riverside Palm Springs Colorado Desert Comment
  UC1929930  Bahiopsis laciniata Scott D. White, Michael Honer 2003-5-27 9419 Riverside Gavilan Hills / Temescal Canyon: Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. Collected south and / or west of unnamed peak 2349. Lake Elsiniore & adj. Alberhill 7.5' Quad. Comment
  OBI15350  Bahiopsis parishii H. E. McMinn 1935-6-27 4063 Riverside Palms to Pines Comment
  SBBG60811  Bahiopsis parishii M. N. Ackley 1928-4-1 235 Riverside Snow Crk, Mt San Jacinto 518 Comment
  UCR260317  Bahiopsis parishii A. C. Sanders, Jim Malusa 2015-3-9 41367 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along Gasline Road at major wash crossing 1.9 mi. south of Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range 686 Comment
  CAS-BOT-BC99961  Baileya pauciradiata H. M. Hall 1905-4-1 5911 Riverside Near Paloverde 91 Comment
  UCR207303  Bassia hyssopifolia John F. Green 2009-7-13 s.n. Riverside Peninsular Range, Elsinore Trough, NE side of the city of Lake Elsinore, east side of Pasadena St. north of Central Ave. 384 Comment
  CLARK-A1528-170  Bebbia juncea Charlotte Stocks 1964-8-7 Riverside Comment
  RSA516762  Bebbia juncea Ed LaRue 1989-4-26 s.n. Riverside 2 mi. (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. 488 Comment
  RSA597464  Bebbia juncea L. C. Wheeler 1959-12-27 7637 Riverside Chuckwalla Mountains. White Cloud Mine. Comment
  UCR40513  Bebbia juncea Steve Boyd 1985-7-23 1021 Riverside Santa Ana Mtns., Santa Rosa Plateau, De Luz Road, 8.5 mi. west of Rancho California 275 Comment
  CAS-BOT-BC100112  Bebbia juncea var. aspera L. R. Abrams 1926-3-26 11058 Riverside Palm Springs to Palm Canyon Comment
  JEPS19303  Bebbia juncea var. aspera W. L. Jepson 1901-5-22 1410 Riverside Palm Canon San Jacinto Mts. Comment
  JEPS49062  Bebbia juncea var. aspera Lewis S. Rose 1966-12-14 66111 Riverside 3 mi w Palm Springs; Chino Canyon 670 Comment
  LA203072  Bebbia juncea var. aspera Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9555 Riverside 1 mi. below Cottonwood Springs Comment
  RSA735388  Bebbia juncea var. aspera Steve Boyd 2007-4-20 11726 Riverside Southeastern end of the Gavilan Hills, north of Warm Springs Valley at upper end of ''Walsh CanSoutheast-facing slope on English Lake trail. The Salmon Mountains., High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Areayon,'' ca. o.5 miles from junction with Lindel (aka Stovepipe) Road, on southwest facing slope just above old Melia azedarach and across from driveway leading to 26875 Walsh Road. 549 Comment
  UC472350  Bebbia juncea var. aspera F. M. Reed 1917-5-19 3848 Riverside Palm Canon, Colorado Desert Colorado Desert, Palm Canon Comment
  UC1126275  Berberis aquifolium var. dictyota R. St. John 1931-3-13 195 Riverside Bald Peak; Corona Quadrangle Comment
  UCR26368  Berberis dictyota A. C. Sanders 1981-7-11 2212 Riverside San Jacinto Mtns, Live Oak Spring at the head of Live Oak Canyon which is a tributary to Palm Canyon. 1677 Comment
  UCR95360  Berberis nevinii D. L. Banks, Rashmi Pant 1996-6-13 1020 Riverside NW Palomar Mtns, Agua Tibia Mtns; Foothills S oh Hwy 9; east of Dripping Springs Campground. Approx. 2.1 km east of Dripping Springs Guard Station, south of the jct between Vail Lake Marina Road and Hwy 79, just south of Cleveland National Forest Boundary Comment
  RSA27593  Bernardia incana C. L. Hitchcock 1940-4-5 5967 Riverside 1/2 mile above Cottonwood Springs, in the canyon above the Spring. Comment
  RSA336055  Bernardia incana R. F. Thorne, Avi Shmida, Robert Whittaker 1978-4-23 52064 Riverside Palms to Pines Highway: Along highway, Santa Rosa Mountains. Comment
  JEPS7826  Bernardia myricifolia Rimo Bacigalupi with L. R. Heckard 1953-5-5 4075 Riverside w. slopes Deep Canyon (ca. 1/2 way betw. Santa Rosa Mts. & San Jacinto Mts., above Seven Level Hill, along Palms-to-Pines Hwy.(CA #74), bordering w. side Coachella Valley); w. Riverside Co., w. Coachella Valley, Deep Canyon 1066 Comment
  SDSU11577  Bloomeria crocea Charles F. Phleger 1962-5-23 23 V62 Riverside Collected on land owned by the Schloss Foundation about 25 miles north of Escondido. Comment
  SBBG72390  Boechera R. Hoffmann 1929-9-6 Riverside San Jacinto Mtns 2590 Comment
  JOTR01029  Boechera xylopoda Cole, James E. 1941-4-10 516 Riverside Joshua Tree National Park. TWIN TANKS 1219 Comment
  RSA630342  Boerhavia coccinea Scott D. White 1996-9-22 4525 Riverside South Fork San Jacinto Riv: Hwy 74, ca 1-3 road miles E of USFS Cranston Fire Station 610 Comment
  SD1480  Boerhavia coccinea Fidella G. Woodcock 1928-4-27 Riverside Camp Grounds, Idyllwild, San Jacinto Mountains Comment
  UCD170132  Boerhavia coccinea Scott D. White 1996-9-22 4525 Riverside San Jacinto Mtns., South fork of San Jacinto River, Hwy 74, c. 1-3 road mi. east of U.S. Forest Service Cranston Fire Station. 600 Comment
  CAS-BOT-BC434514  Boerhavia diffusa J. Smeaton Chase 1916-7-1 s.n. Riverside Palm Springs, Colorado Desert Comment
  POM258904  Boerhavia triquetra E. C. Jaeger 1939-12-3 s.n. Riverside Orocopia Mts. 366 Comment
  JOTR38528  Boerhavia wrightii Harding, Mitzi, Kipp Callahan 2012-8-27 298 Riverside Joshua Tree National Park. Pinto Basin, along southern edge of Pinto Mountains; off Brooklyn Mine Road near park boundary Comment
  UCR43414  Boerhavia wrightii R. F. Thorne, R. Dahlgren 1979-8-22 53572 Riverside Joshua Tree National Monument, just south of San Bernardino Co. line near jct of road to Split Rock and 29 Palms, valley west of Pinto Mtns. 1098 Comment
  RSA0123173  Bolboschoenus maritimus subsp. paludosus Duncan S. Bell, Andrew Chambers 2016-12-21 10220 Riverside The Dos Palmas Preserve area, at the southern end of the Orocopia Mountains, and at the northeastern section of the Salton Sea. -41 Comment
  UC53648  Bothriochloa barbinodis Dr. A. Davidson Riverside Banning Comment
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Mar 13 2011
  JOTR29254  Bouteloua curtipendula La Doux, Tasha, Ileene Anderson 2004-10-4 1642 Riverside Joshua Tree National Park. Stop 1: Little SB Mtns, near Keys Ranch 1277 Comment
  CLARK-A1528-1429  Bowlesia incana John C. Roos 1937-2-21 1312 Riverside La Sierra Comment
  RSA0042974  Bowlesia incana A. C. Sanders, Timothy W. Chumley 2013-3-29 40714 Riverside Alberhill, Lake St. near bridge over Temescal Wash between Temescal Canyon Rd. and I-15 Fwy 380 Comment
  SD125996  Bowlesia incana B. Pitzer, A. C. Saunders 1987-4-21 491 Riverside Box Springs Mountains, near southernmost radio towers. 790 Comment
  SEINET12798918  Bowlesia incana A. C. Sanders 2005-1 29848 Riverside Alt: 625m/2050ft. Gavilan Hills near Riverside: ca. 1 km east and southeast of Gavilan Peak 635 Comment
  SEINET3240176  Bowlesia incana Rea Raymond 1962-1 176 Riverside North of Prado Dam-4 miles on Highway #71.: Santa Ana Mountains 305 Comment
  RSA787121  Brachychiton populneum Robert F. Thorne, E. W. Lathrop, Walter Wisura 1977-7-8 49546 Riverside Santa Ana Mountains: along Ortega Highway (74), about 2 miles SSW of El Cariso Comment
  UC1930171  Brachypodium distachyon Scott D. White, Michael Honer 2003-6-3 9481 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. Comment
  OBI4118  Brandegea bigelovii Donald Myrick 1968-3-3 1796 Riverside In wash of Box Cyn E of Mecca 305 Comment
  RSA644218  Brandegea bigelovii V. W. Steinmann, P. I. Moscosa, T. S. Ross 1998-4-12 1359 Riverside Orocopia Mountains, 1.5 km southwest of the Hayfield exit of I-10. 600 Comment
  RSA800057  Brandegea bigelovii J. Andre 2012-3-19 21299 Riverside Orocopia Mountains; north end of range, 0.5 miles south of junction of Box Canyon Road and I-10 freeway, 23 miles east of city of Coachella. 488 Comment
  SBBG54857  Brandegea bigelovii D. Keil, M. McLeod, D. Walters 1977-3-27 12059 Riverside Box Cyn Rd, ca. 20 mi ENE of Mecca, Orocopia Mtns 274 Comment
  UC354498  Brandegea bigelovii Edmund C. Jaeger 1925-12-19 Riverside Fish Traps near Mecca 3 Comment
  SBBG95096  Brassica fruticulosa A. C. Sanders, O. F. Clarke 1989-4-5 9035 Riverside Box Springs Mtns, on E side of Riverside, (area burned spring of 88) at end of dirt rd on Two Trees Cyn Comment
Read comments
Sep 10 2011
  UCR187486  Brassica geniculata Diane Menuz 2006-6-21 178 Riverside Peninsular Range; Santa Ana Mtns, Santa Rosa Plateau, at intersection of Tenaja Truck Rd. and Ranch Rd. 541 Comment
  UC55781  Brassica rapa H. M. Hall 1903-4-1 3816 Riverside vicinity of Riverside; Southern California 304 Comment
  OBI53693  Brassica tournefortii A. C. Sanders 1988-1-18 7588 Riverside Riverside. W end of the Box Springs Mtn on S facing slope of Sugarloaf Peak. SE ridge from peak 457 Comment
  OBI78678  Brassica tournefortii Scott D. White 1995-3-30 2647 Riverside San Jacinto Valley: Moreno Valley, hille ca. 0.7 air mile directly S of 60 Fwy and west bend on Moreno Beach Dr. 579 Comment
  RSA496660  Brassica tournefortii A. C. Sanders 1988-1-18 7588 Riverside Riverside. W end of the Box Springs Mountains on S-facing slopes of Sugarloaf Peak. 457 Comment
  RSA674570  Brassica tournefortii Scott D. White 2000-5-3 7765 Riverside Temecula Area: Near Wolf Valley. Valley and hillsides along unnamed tributary to Temecula Creek, directly S of Red Hawk subdivision. 351 Comment
  RSA709905  Brassica tournefortii Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4610 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  RSA711994  Brassica tournefortii A. C. Sanders, T. B. Salvato, Mitch Provance 2003-4-4 25832 Riverside San Bernardino/Santa Ana River Valley Region: Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope. 366 Comment
  RSA779593  Brassica tournefortii Duncan S. Bell 2009-3-7 25 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
  UCR89832  Brassica tournefortii George K. Helmkamp 1994-3-10 42 6 Riverside Sonoran (Colorado) Desert, Indio Hills, canyon opening into Coachella Valley, 2 miles east of Thousand Palms on Ramon Road, and 1.3 miles north 122 Comment
  UC604871  Brickellia atractyloides Roxana S. Ferris and Ruth P. Rossbach 1938-5-15 9553 Riverside Cottonwood Springs Canyon Comment
  UCR89539  Brickellia desertorum Bern Schwenn 1994-2-13 s.n. Riverside Colorado Desert/Santa Rosa Mtns., Santa Rosa Mtns, west fork Agua Alta Canyon. 657 Comment
  UCSB37838  Brickellia incana Roos, John 1965-6-23 Riverside Colorado Desert; Lost Palms Wash, north of Chiriaco Summit near the Eagle Mtns. Comment
Read comments
Mar 26 2011
  JOTR34204  Brickellia oblongifolia var. linifolia La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2996 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
  RSA507463  Brickellia oblongifolia var. linifolia Kathy Harper 1988-5-14 s.n. Riverside San Jacinto/Santa Rosa Mountains, Canyon Drive at Alpine Village, off Hwy 74. Comment
  CLARK-A1528-6888  Brodiaea filifolia John C. Roos 1952-5-14 5667 Riverside San Jacinto River 426 Comment
  UC1409124  Brodiaea filifolia Robert F. Thorne and E. Lathrop 1969-6-6 39323 Riverside Santa Rosa Plateau: Rancho California, Mesa de Colorado 624 Comment
  UCR191207  Brodiaea santarosae Tom Chester, W. P. Armstrong, Kay Madore 2006-6-15 928 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve; Clay Hill, 0.5 km south-southwest of the northernmost high point of the Mesa de Burro 576 Comment
  UCR218074  Brodiaea santarosae Steve Boyd 2010-5-26 12277 Riverside Santa Ana Mountains, Elsinore Peak, south slope, just north of trail along ''old Main Divide Road'' and east of road up to communications towers 1037 Comment
  PASA508  Brodiaea synandra Frank W. Peirson 1922-5-19 Riverside 2 miles southeast of Perris Comment
  CAS-BOT-BC149443  Bromus berteroanus John Roos; Lucille Roos 1953-3-21 5909 Riverside Mouth of Andreas Canyon south of Palm Springs. 274 Comment
  SEINET14397418  Bromus carinatus S. 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
  UCR2206  Bromus carinatus F. M. Reed 1906-3-4 903 Riverside Riverside, Fairmont Park 244 Comment
  POM259162  Bromus ciliatus var. ciliatus P. A. Munz 1938-8-14 15356 Riverside Virgin Spring, Santa Rosa Peak. 2287 Comment
  RSA740616  Bromus grandis Scott D. White, Justin M. Wood 2008-6-19 12254 Riverside USFS Rd (5S08) between Keen Camp Summit and Baldy Mtn. 1524 Comment
  SEINET7048210  Bromus hordeaceus Steven R. Hill, Andrew C. Sanders 2001-5-4 33722 Riverside Santa Rosa Plateau, eastern rim, north side of Avenida del Oro, just east of junction with Sandia Creek Drive, 2 miles west of junction of Rancho California Road and Route I-15. Elevation 1570 - 1670 feet. 509 Comment
  UCD59626  Bromus rubens D. A. Johansen; J. A. Ewan 1932-4-10 7057 Riverside At mouth of Tahquitz Canyon, western Colorado Desert. Comment
  UCR41308  Bromus rubens N. M. Fellows 1984-3-20 15 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Oasis de Los Osos Preserve, off Snow Creek Canyon at the north foot of the San Jacinto Mtns, 1 mi west of Snow Creek Village 488 Comment
  RSA660233  Bromus rubens M. Duke, Christy Hightower, C. McElroy 1982-5-15 10 Riverside CA Hwy 74, just off highway E of Elsinore, 1 mi W of Hwy 15. Comment
  SEINET10835307  Bromus rubens A. Evans 1976-4-13 Evans 5130 Riverside Desert canyons of santa rosa mtns. Comment
  RSA716385  Bromus tectorum Scott D. White, Angelia Carey 2004-4-5 9995 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  UCD59904  Bromus tectorum var. glabratus A. A. Beetle 1942-4-22 3182 Riverside Rt. 60 and 70, 5 miles east of Shavers Summit. Comment
  RSA405289  Caesalpinia virgata M. B. Dunkle 1933-5-6 3440 Riverside Painted Canyon. Comment
  UC724191  Calandrinia ambigua Aven and Ruth Nelson 1939-3-29 3326 Riverside near Palm Grove (at Hidden Springs at the Mecca road) Comment
  RSA522704  Calandrinia ciliata Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-3-29 3891 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain. 396 Comment
  UCR51068  Calandrinia ciliata S. J. Myers 1988-2-24 s.n. Riverside Peninsular Range, Temescal Canyon, about 0.25 mi west of intersection of Hwy I-15 and Indian Truck Trail 381 Comment
  UCR60549  Calandrinia ciliata var. menziesii R. F. Thorne, M. Z. Thorne, W. Wisura 1978-5-21 52008 Riverside Santa Rosa Plateau, Mesa de Colorado 610 Comment
  SBBG120003  Calandrinia menziesii A. C. Sanders, K. Volansky 2005-3-17 29238 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
  CLARK-A1528-3185  Calochortus albus John C. Roos 1960-5-30 Riverside Santa Ana Mountains Comment
  RSA6059  Calochortus concolor B. D. Stark 1932-6-5 3711 Riverside Palms to Pines Road, San Jacinto Mountains. 1067 Comment
  RSA774062  Calochortus concolor Duncan S. Bell, Jeff Morawetz, Kathleen Ashbaker 2010-6-28 1431 Riverside San Bernardino National Forest: Garner Valley, in the vicinity of Tool Box Spring trailhead, approximately 3 air miles southeast of junction of forest service road 6S04 and forest service road 6S13., Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 1388 Comment
  UCSB26905  Calochortus concolor Wilken, Dieter 1969-6-30 Riverside On road to Santa Rosa Mountain, 4.0 miles east of California State Highway 74, Santa Rosa Mtns Comment
  RSA783084  Calochortus invenustus J. D. Olmsted 1959-6-23 665 Riverside M. fk. San Jacinto River. Desert Sun School near Idyllwild 1646 Comment
  JOTR31119  Calochortus kennedyi var. kennedyi La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 2502 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Lower ridges at base of Quail Mountain; within old burn area between Lost Horse Valley and Juniper Flats (Stop 2) Comment
  RSA641090  Calochortus palmeri var. munzii Orlando Mistretta, Mark Elvin 1995-6-19 1775 Riverside Highway 74. 1418 Comment
  UCR215366  Calochortus palmeri var. munzii Fred M. Roberts 2006-6-28 6347 Riverside Peninsular Range; San Jacinto Mountains, Little Thomas Mountain; upper Spillway Canyon, Thomas Mountain Road, 2.9 km by road from jct. SR74 and 2.1 km (air) north of Little Thomas Mountain 1440 Comment
  RSA79326  Calochortus plummerae Percy C. Everett, E. K. Balls, Lee Lenz 1952-7-1 17281 Riverside 6.7 mi W along Hwy 74 from jct w/ rd. S from Idyllwild. Comment
  JEPS57292  Calochortus splendens L. R. Heckard and R. C. Bacigalupi 1968-5-5 1802 Riverside about 5 mi s Hemet (at s edge of Diamond Valley); Diamond Valley 518 Comment
  POM12999  Calochortus splendens Philip A. Munz, I. M. Johnston 1922-5-19 5411 Riverside Mouth of San Jacinto Canyon. 457 Comment
  UCR217523  Calochortus weedii var. intermedius Rose Cook, Kim Sparks 2010-6-10 04 Riverside Perris-Aguanga Basin, French Valley, c. 615m northeast of Hogbacks and 1.67km northwest of the intersection of Hwy 79 and Auld Road. 25m west of Jeanette Road 393 Comment
  CAS-BOT-BC497280  Calochortus weedii var. weedii P. C. Everett 1935-6-17 7168 Riverside Santa Ana Mts., Coldwater Can. Trail to Santiago Pk., 1 mi. above Glen Ivy Resort 548 Comment
  UCD129988  Calycoseris parryi William Shapeero 1954-4-28 s.n. Riverside Joshua Tree National Monument. Comment
  RSA0121001  Calycoseris wrightii Duncan S. Bell, LeRoy Gross 2016-3-8 8832 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of the range; approximately 1.5 air miles north of the Bradshaw Trail. 417 Comment
  JOTR32126  Calyptridium monandrum La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler, B. Truesdell, D. Shade` 2011-4-26 2282 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
  UC1584109  Calyptridium monandrum Steve Boyd, Tim Ross, Laurel Arnseth 1990-3-29 3833 Riverside at n side of mouth of Temecula Creek Canyon (and adjacent benches on s flank of Big Oak Mountain); Vail Lake Area, Temecula Creek Canyon 396 Comment
  UCR100034  Calyptridium monandrum Scott D. White 1994-4-23 2043 Riverside San Bernardino Mtns., Millard Canyon, c. 5 air miles north of Cabazon: U.S. Forest Service Road 2S05.1, c. 1-1.5 mi. south of Millard Canyon Guard Station and junction of roads 2S05.2 & 2S05.1A (= East Branch) 1037 Comment
  UCR154742  Calyptridium monandrum T. B. Salvato, Kent Beaman 2005-5-16 777 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
  UC851944  Calyptridium monospermum P. A. Munz 1922-7-7 6039 Riverside San Jacinto Peak 3291 Comment
  UCR35149  Calystegia macrostegia L. B. Ziegler 1972-7-19 491 Riverside San Jacinto Valley. Dry wash of the San Jacinto River 473 Comment
  UCR256757  Calystegia macrostegia subsp. arida T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7891 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 1.3 mi north of Hwy 15 and Temescal Canyon 555 Comment
  CSUSB675  Calystegia macrostegia subsp. longiloba Kenneth Hibberd 1966-3-27 660327 3 Riverside La Sierra Road, 2.5 miles south of Victoria Street heading toward Lake Mathews. 365 Comment
  POM157943  Calystegia macrostegia subsp. tenuifolia P. A. Munz 1927-5-20 10825 Riverside 10 miles south of Hemet Comment
  RSA192219  Calystegia macrostegia subsp. tenuifolia E. W. Lathrop 1965-4-4 5625 Riverside 8 miles W of Murrieta - Tenaja Range Comment
  CAS-BOT-BC218903  Camissonia Elizabeth McClintock 1958-4-5 s.n. Riverside Painted Canyon, Colorado Desert, along wash Comment
  RSA793015  Camissonia Justin M. Wood 2011-4-4 3400 Riverside San Bernardino Mountains Foothills: San Gorgonio River wash, off of Bluff Street, just east of Banning Bench. 881 Comment
  UCR116416  Camissonia bistorta A. C. Sanders, T. B. Salvato 2001-3-30 23870 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon west of Del Rey Rd., along bottom of canyon west of junction of Av. Pina Colada 366 Comment
  UCR156093  Camissonia bistorta T. B. Salvato, Kent Beaman 2005-5-16 802 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
  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
  POM17949  Camissonia californica P. A. Munz 1923-6-14 7107 Riverside Trail from Glen Ivy to Santiago Peak. 1006 Comment
  RSA775496  Camissonia californica Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4414 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
  UCR104944  Camissonia californica A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20697 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
  SEINET10492050  Camissonia cardiophylla David B. Dunn, Harold L. Lint 1948-1-25 Dunn 3639 Riverside Found in a wash 300 yards below springs. Pushawalla canyon, indio hills of the Colorado desert; w of indio Comment
  RSA703374  Camissonia chamaenerioides LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Lee Worlow 2005-2-17 1438 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  IRVC27410  Camissonia claviformis T. B. Salvato, A. C. Sanders, Mitch Provance 2000-4-18 53 Riverside 2 mi NE of Mecca near mouth of Painted Canyon at foot of Mecca Hills, W edge of Coachella Canal Coachella Valley 9 Comment
  RSA145195  Camissonia claviformis subsp. aurantiaca E. G. Linsley, J. W. MacSwain 1959-1-17 58 -16 (17) Riverside 20 miles west of Blythe. Comment
  RSA614564  Camissonia claviformis subsp. claviformis George K. Helmkamp 1988-4-4 3136 Riverside Southern Mojave Desert: junction of CA hwy 62 (Twentynine Palms hwy) & CA hwy 177 (Desert Center-Rice Rd). [UTM 10km cell: 11SPH-4E, 3N. Desert Center] 457 Comment
  UCR117392  Camissonia confusa S. J. Myers 1991-4-15 91- 3 Riverside City of Banning, west of Fields Road, north of I-10 and south of the Morongo Indian Reservation. 671 Comment
  UCR20818  Camissonia confusa A. C. Sanders 1980-5-22 1505 Riverside San Jacinto Mtns., Hwy 243, 0.6 mi above the foot of the mtn. at Smith Creek 732 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
  POM9306  Camissonia ignota P. A. Munz, R. D. Harwood 1920-3-20 3373 Riverside 5 miles S of Corona 305 Comment
  RSA449243  Camissonia pallida subsp. pallida Anstruther Davidson 1904-5-1 1090 Riverside Palm Springs. Comment
  SEINET3093216 Image available Camissonia refracta P. Leary 1975-3-13 992 Riverside Pinto Mountains, Joshua Tree National Monument. Comment
  UC1546707  Camissonia refracta Barry A. Prigge 1988-2-21 7850 Riverside 2 mi w Clemens Well; Colorado Desert, Orocopia Mountains 228 Comment
  UCR180354  Camissonia strigulosa Scott D. White, Angelia Carey 2004-4-5 10012 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  UCR201453  Camissonia strigulosa Scott D. White, Justin M. Wood 2008-6-5 12080 Riverside San Jacinto Mountains, Garner Valley, Hwy 74 at Thomas Mountain Road, southwest corner of junction 1341 Comment
  SDSU3330  Camissoniopsis bistorta H. Wedberg 1958-3-31 203 Riverside 10.3 miles south of Hwy 74 in Hemet, on Hwy 79. 412 Comment
  UCR166290  Camissoniopsis confusa B. G. Pitzer 1997-3-23 2993 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
  SD254656  Camissoniopsis hirtella Jennifer H. Jones, Thi (Teresa) Bui and Holly Summers 2006-5-31 342 Riverside Peninsular Ranges; San Jacinto Mountains: Just down Mt Edna Road W off of CA Hwy 243 (Cabazon 7.5'Q) 1146 Comment
  SDSU3361  Camissoniopsis hirtella H. Wedberg 1958-3-31 202 Riverside 10.3 miles south of Hemet on Highway 79. Comment
  UC423047  Camissoniopsis hirtella F. M. Reed Mar 1906 178 Riverside Riverside and vicinity Comment
  UCSB18456  Camissoniopsis micrantha Field, L. 1963-5-4 Riverside 7.5 miles south of Banning, on Banning-Idyllwild Road 1158 Comment
  CLARK-A1528-350  Capsella bursa-pastoris Joe Buriel 1966-2-26 Riverside Lake Matthews 457 Comment
  UCR49459  Carduus pycnocephalus A. C. Sanders, B. Pitzer 1987-4-21 7049 Riverside Box Springs Mts., summit of Pigeon Pass Rd, Riverside 581 Comment
  UCR199641  Carex praegracilis Scott D. White, Justin M. Wood 2008-4-3 11795 Riverside Perris/Elsinore Basin, Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon 'Morgan' Property, Alberhill area 366 Comment
  RSA801941  Carex sartwelliana LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6171 Riverside End of Apela Drive, west end of Strawberry Valley. And south of road (5S24) that runs out to the sewage disposal ponds. Collections are between this road, and Strawberry Creek., Basically ridge north of Strawberry Creek and creek north of this ridge, south of road. This draw drains into Strawberry Creek. 1524 Comment
  UCR20513  Carex senta H. A. Zuill 1966-4-1 111 Riverside Peninsular Range, Tenaja Canyon, c. 10 mi WSW of Murrieta Comment
  UCR90608  Carex triquetra Scott D. White 1995-6-29 3390 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  SEINET7578803 Image available Carex triquetra Steve Boyd, Tim Ross, Dave Bramlet 1993-5-12 7311 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, San Mateo Cayon, along stream and adjacent benches and lower slopes from confluence with Los Alamos Canyon downstream to confluence with Tenaja Canyon. 366 Comment
  JEPS46518  Castela emoryi James Rennie 1916-6-15 Riverside in hayfield in Chuckwalla Mts.; in hayfield in Chuckwalla Mts. Comment
Read comments
May 6 2009
  UCR24411  Castela emoryi John C. Roos 1937-8-20 1223 Riverside Sonoran (Colorado) Desert, Hayfields about 5-10 miles west of Desert Center Comment
  UCR117311  Castilleja densiflora A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 737 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR121783  Castilleja exserta A. C. Sanders, Carolyn Washburn 2001-4-17 24051 Riverside San Jacinto Valley, southwest edge of Hemet, north of Stetson Av. midway between Warren Rd. and California Av., east of canal 457 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
  RSA400581  Castilleja foliolosa Gale Sphon 1955-3-5 s.n. Riverside Elsinore Mountains, Horsethief Canyon, along sunny side of road Comment
  RSA751915  Castilleja foliolosa Scott D. White, Justin M. Wood 2009-5-22 12918 Riverside San Jacinto Mountains: Old Control Road, above Halfway Spring. 1159 Comment
  RSA786951  Castilleja stenantha Robert F. Thorne, E. W. Lathrop, W. Wisura 1977-7-8 49550 Riverside Santa Ana Mountains: along Ortega Highway (74), about 3 miles south-southwest of El Cariso, near junction of Decker and Morrell Canyons Comment
  SDSU17676  Castilleja subinclusa subsp. subinclusa Jerry Jenkins 2001-4-1 2001 -025 Riverside Santa Margarita Ecological Reserve. Side road going south from mine road, UTM zone 6, 482550E, 3699900N. Comment
  UCR104638  Caulanthus heterophyllus D. E. Bramlet, Steve Boyd 1991-5-13 2150 A Riverside Shipley Multi-species reserve. N Domenigoni Hills. 1.37 km SE of the intersection of Warren Road and Simpson Ave., on the large peak in Section 31, near the end of the old mine road Comment
  CAS-BOT-BC39556  Caulanthus major H. M. Hall 1899-6-1 1252 Riverside San Antonio Mountains. Desert side. 1981 Comment
  RSA0043377  Caulanthus major John F. Emmel 1996-6-16 1409 Riverside San Jacinto Mts.; Spitler Peak Trail, 0.0-0.1 air mile south and 0.4-0.5 air mile east of Cartridge Spring. 1767 Comment
  UCR265570  Caulanthus simulans Angelique Herman, Keir Morse, Nick Regoli, Eric Lumba 2015-3-15 2015- 9 Riverside Santa Rosa/San Jacinto Mountains, Pinyon Flats Campground 1220 Comment
  RSA562618  Ceanothus crassifolius Steve Boyd, Tim S. Ross 1993-3-1 7722 Riverside Vail Lake area, ridge about 1 mile west of the lake, east of ''Little'' Oak Mountain. 610 Comment
  RSA570225  Ceanothus crassifolius Steve Boyd, Tim S. Ross 1993-3-23 7894 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road, 610 Comment
  RSA606776  Ceanothus crassifolius Jon E. Keeley 1996-5-13 27425 Riverside In on N side of Agua Tibia Range, 2-3 km S of Agua Tibia Wilderness boundary gate on trail extending ca. 100 m S of enclosed reservoir on ridge SE of Woodchuck Resort at end of Woodchuck Rd., S of Hwy 79. 1000 Comment
  UC1861758  Ceanothus cuneatus Steve Boyd, Valerie Soza 2004-6-22 11542 Riverside Peninsular Ranges: San Jacinto Mountains region: Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along forest service road 5N13 near 5N06. 1463 Comment
  SBBG27219  Ceanothus cuneatus var. cuneatus I. W. Clokey with E. G. Anderson 1935-4-10 6734 Riverside E of Hemet 820 Comment
  RSA0067952  Ceanothus greggii John F. Emmel 1994-4-17 1293 Riverside San Jacinto Mts.; 0.1-0.2 air mile west of Fobes Spring, NE of Garner Valley. 1463 Comment
  RSA500224  Ceanothus greggii var. perplexans Steve Boyd, C. Boyd, K. A. Boyd 1989-4-15 3252 Riverside San Jacinto Mountains. Pinyon Flats-Ribbonwood area north of Hwy 74, near area of white rock outcrops. Comment
  POM254865  Ceanothus integerrimus var. integerrimus W. Pequegnat 1940-7-1 s.n. Riverside Santiago Peak. 1735 Comment
  CAS-BOT-BC51274  Ceanothus leucodermis C. L. Hitchcock; C. V. Muhlick 1964-3-17 23109 Riverside 10 mi. N. of Pala, on road to Elsinore Comment
  RSA0018960  Ceanothus leucodermis N. C. Cooper 1944-6-17 1444 Riverside San Jacinto Mtns. Pine Cove. 1524 Comment
  SBBG96757  Ceanothus ophiochilus S. Boyd with T. Ross, L. Arnseth 1989-3-19 3020 Riverside Vail Lake area, 1 mi W of lake; ISOTYPE 609 Comment
  SBBG96783  Ceanothus ophiochilus S. Boyd with T. Ross, L. Arnseth 1989-3-12 2960 Riverside Vail Lake area, 1 mi W of lake; T8S, R1W, SE1/4, SE1/4 S8, SW1/4, SW1/4 S9 609 Comment
  SD136148  Ceanothus ophiochilus Kirsten Winter, Deveree Volgarino 1993-3-18 Riverside Agua Tibia Wilderness, along Highway 79 south of Woodchuck Park 609 Comment
  SD42462  Ceanothus palmeri Carl B. Wolf 1941-8-12 11145 Riverside San Jacinto Mts. Keen Camp Cummit, Between Keen Camp P. O. & Hemet Valley 1493 Comment
  UCR137061  Ceanothus papillosus Chris E. True, Robert Cox 2004-7-7 s.n. Riverside Santa Ana Mtns., Main Divide Trail, 0.6 km NE of summit of Pleasants Peak 1067 Comment
  RSA0022335  Ceanothus perplexans Jerry Wilk 1969-5-24 s.n. Riverside 15 mi So. of Banning on Palms to Pines Hwy. Comment
  CAS-BOT-BC63255  Ceanothus tomentosus var. olivaceus Wesley O. Griesel 1959-3-24 13 Riverside highway 79, 7 mi. s. of Hemet. 609 Comment
  UCR248009  Celtis sinensis O. F. Clarke 2009-9-1 s.n. Riverside Riverside, UCR Botanic Garden 412 Comment
  UCR112478  Cenchrus echinatus A. C. Sanders, Mitch Provance, T. B. Salvato 2000-4-18 23326 Riverside Coachella Valley, along Dillon Rd. at junction with Tyler, north of I-10, east of Indio and north of Coachella 5 Comment
  UC53924  Centaurea melitensis F. Gilman 1902-1 42 Riverside Palm Springs Comment
  UCR182505  Centaurea melitensis Mitch Provance 2005-5-17 6564 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
  RSA613901  Centaurea solstitialis A. C. Sanders, O. F. Clarke 1997-5-4 20670 Riverside Baeumont: near railroad on E side of Hwy 79, S of I-10 793 Comment
  RSA680488  Centaurium venustum Scott D. White, Michael Honer, Dylan Hannon 2003-6-24 9592 Riverside Near Rainbow Valley: Mountains west of I-15 Freeway and immediately north of San Diego County boundary. 335 Comment
  RSA735072  Centaurium venustum Scott D. White, Angelia Carey 2004-6-4 10477 -A Riverside San Jacinto Mountain foothills: San Jacinto River wash and adjacent alluv. benches, near Indian Creek confluence. 503 Comment
  UCR222310  Centranthus ruber R. F. Thorne, W. Wisura, David Michener 1982-5-24 55194 Riverside Peninsular Ranges; Santa Ana Mountains, Cleveland National Forest, along Ortega Highway 732 Comment
  UCR217656  Centromadia pungens subsp. laevis Diane Menuz 2007-8-10 362 Riverside San Jacinto Mountains, Western foothills, 6.7 km south of Hwy I-10 659 Comment
  UCR217662  Centromadia pungens subsp. laevis Ana Hernandez, Karyn L. Drennen 2010-5-19 022 Riverside Perris-Aguanga Basin, 3.2km west of Hwy 79 and 35m east of Leon Road, on south side of channelized drainage 439 Comment
  RSA65895  Centrostegia thurberi F. W. Peirson 1922-5-21 5343 Riverside Hemet Valley, San Jacinto Mountains 1372 Comment
  UC667250  Centrostegia thurberi var. thurberi Annie M. Alexander and Louise Kellogg 1941-5-15 2176 Riverside Colorado Desert, n base of Eagle Mountains Eagle Mountains; Colorado Desert, Eagle Mountains 914 Comment
  RSA612485  Cerastium glomeratum D. L. Banks 1997-2-23 1332 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
  UCR201635  Cerastium glomeratum Scott D. White, Justin M. Wood 2008-6-18 12219 Riverside San Jacinto Mountains, K Flat Meadow 1445 Comment
  UCR90805  Cerastium glomeratum A. C. Sanders, G. K. Helmkamp 1996-3-17 17983 Riverside Sonoran (Colorado) Desert, Coachella Valley, Palm Springs, mouth of Palm Canyon, c. 0.5 km east of Palm Canyon Dr. on Bogert trail 163 Comment
  RSA498416  Cercidium floridum G. R. Johnstone, Johnstone 1930-4-14 14653 Riverside Shavers Well Comment
  RSA160536  Cercocarpus betuloides J. D. Olmsted 1959-4-12 372 Riverside From Hwy thru W Corona turn S for 1 miles on Lincoln, turn W for 1/2 miles on Chase, then S at wash on Oak Flat fire road for 2-3 miles, Santa Ana Mtns. N to Santa Ana River. 701 Comment
  RSA86676  Cercocarpus minutiflorus F. W. Peirson 1921-3-21 4191 Riverside Gordon Trail. 1372 Comment
  SD130353  Chaenactis artemisiifolia Ed LaRue 1990-4-13 Riverside I(c) mile northwest of Aguanga, north of Highway 79 and west of Highway 371; 1I(c) miles north of SanDiego County line. 640 Comment
  UCR47218  Chaenactis artemisiifolia B. G. Pitzer, L. F. LaPre 1987-3-2 425 Riverside Peninsular Range, Bundy Canyon, c. 2 miles SE of Lake Elsinore, 0.5 mile north of Bundy Canyon Road off Raciti Rd. 703 Comment
  CAS-BOT-BC276380  Chaenactis carphoclinia Marcus E. Jones 1906-4-27 s.n. Riverside Indio Comment
  SD48479  Chaenactis carphoclinia E. K. Balls, P. C. Everett 1958-3-20 22938 Riverside South base, Eagle Mountains. 365 Comment
  RSA4895  Chaenactis carphoclinia var. carphoclinia C. B. Wolf 1932-4-27 3011 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  JEPS30582  Chaenactis fremontii Donald M. Kyhos 1957-5-2 57 -153 Riverside west edge of Cabazon Cabazon Comment
  POM66644  Chaenactis fremontii Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  RSA682173  Chaenactis fremontii Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10462 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
  RSA782342  Chaenactis fremontii J. Andre, Glenn L. Clifton 2011-2-22 17475 Riverside Coachella Valley; N Palm Springs approx. 0.3 mile north of Hwy. 111, vacant lot at corner of San Rafael and Virginia Street. 189 Comment
  RSA80990  Chaenactis fremontii G. R. Campbell 1952-4-5 18376 Riverside Colorado Desert, road leading from Highway 60 to 29 Palms [Hwy 62], at junction to Desert Hot Springs 762 Comment
  SEINET1086113 Image available Chaenactis fremontii G. Helmkamp, M. Rosczyk 1985-4-4 223 Riverside West edge of themain canyon 1/4 mile below the BLM gate. 518 Comment
  UCR226863  Chaenactis fremontii Jim Andre 2011-2-9 15943 Riverside Sonoran (Colorado) Desert, Coachella Valley, along Varner Road between Desert Hot Springs and Palm Desert, 2 mi north of Hwy I-10 189 Comment
  UCSB12971  Chaenactis glabriuscula Elliott, Millicent 1962-5-5 Riverside 6.6 miles south of junction of 8th Street (Banning) with U.S. 70-00; San Jacinto Mountains 1158 Comment
  RSA60733  Chaenactis glabriuscula var. glabriuscula Frank W. Gould 1943-4-17 2107 Riverside 12 miles south of Corona on road to Elsinore. Comment
  UCR112484  Chaenactis glabriuscula var. glabriuscula A. C. Sanders, T. B. Salvato 2000-5-30 23439 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
  CAS-BOT-BC277549  Chaenactis glabriuscula var. lanosa G. D. Hanna; M. M. Hanna 1958-2-16 s.n. Riverside Cabazon Comment
  POM6607  Chaenactis glabriuscula var. lanosa Philip A. Munz, L. T. Street, Williams 1919-3-28 2372 Riverside San Gorgonio Pass, near Banning 701 Comment
  UCR115935  Chaenactis glabriuscula var. lanosa Mitch Provance 1998-4-7 1778 Riverside Pedley Hills, E side of Camino Real, c. 0.5 miles south of Jurupa Road, in the areas of Pedley/Glen Avon 396 Comment
  CAS-BOT-BC100679  Chaenactis parishii H. M. Hall 1899-5-24 1178 Riverside El Toro mt., Coyote [Canon] Canyon 1524 Comment
  LA203101  Chaenactis parishii Elizabeth McClintock; 1940-5-19 sn Riverside about 2 mi. from Pines to Palms Highway on Santa Rosa Mt. Road Comment
  JOTR33754  Chaenactis stevioides La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2752 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  UCR34885  Chaetopappa aurea L. B. Ziegler 1969-6-3 311 Riverside San Jacinto Mtns, Thomas Mtn. 1835 Comment
  RSA545217  Chamaesyce R. F. Thorne 1970-10 41878 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
  RSA792549  Chamaesyce abramsiana Duncan S. Bell 2012-9-13 4176 Riverside Rice Valley; east side of the Arica Mountains; approximately 6 air miles southeast of the ghost town of Rice and approximately 5.5 air miles east of Priests Well. 202 Comment
  RSA605238  Chamaesyce maculata A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16040 Riverside Coachella Valley: Indio, just SW of the Whitewater River Channel at Auto Center Dr. (Hwy 111). -8 Comment
  SBBG4020  Chamaesyce micromera H. and M. Dearing 1936-12-25 946 Riverside Thousand Palms Cyn Comment
  RSA505009  Chamaesyce polycarpa D. Charlton 1988-2-18 1154 Riverside Little San Bernardino Mountains. south side of range. Fargo Canyon Road to Cottonwood Wash, S of Joshua Tree National Monument, parallel to I-10. 5 miles E of Junction of Dillon Road and Fargo Canyon Road. 762 Comment
  RSA594118  Chamaesyce polycarpa D. L. Banks 1996-4-8 0867 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW of the Cleveland National Forest and Agua Tibia Wilderness Area, NW Dorland Mountain Area, U.C. Emerson Preserve, S end of Los Caballos Road., Approximately 50 m inside the preserve boundary gate, 10 m NW of the main roads intersection with a small trailing heading to the W. 448 Comment
  RSA432486A  Chamaesyce polycarpa var. hirtella Gale Sphon 1955-5-20 s.n. Riverside Dead Indian Canyon, near Palm Springs. Comment
  RSA626235  Chamaesyce polycarpa var. polycarpa L. C. Wheeler 1967-5-15 9550 Riverside University of California at Riverside. Comment
  RSA38695  Chamaesyce setiloba P. A. Munz 1946-10-20 11579 Riverside Palms to Pines Hwy at N base of Snata Rosa Mts. 1037 Comment
  RSA741109  Chamomilla suaveolens Scott D. White, Justin M. Wood 2008-6-17 12159 Riverside San Jacinto Mountains: South of Hwy 79 near Keen Camp Summit. 1402 Comment
  CAS-BOT-BC66320  Cheilanthes clevelandii Peter H. Raven 1958-5-17 12933 Riverside 3.4 miles south-east of Banning on road to Idyllwild, San Jacinto Mountains Comment
  CAS-BOT-BC70032  Cheilanthes covillei Carl B. Wolf 1932-5-24 3646 Riverside No. base of San Jacinto Mts. Snow Creek Canyon, 1/2 mi. below fish hatchery 548 Comment
  POM120993  Cheilanthes covillei Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA6098  Cheilanthes covillei C. B. Wolf 1932-5-24 3646 Riverside 0.5 mile below the Fish Hatchery, Snow Creek, north base of San Jacinto Mountains 549 Comment
  SEINET903950  Cheilanthes covillei Norman C. Cooper 1944-1 1193 Riverside Banning. 701 Comment
  UC667375  Cheilanthes covillei Annie M. Alexander and Louise Kellogg 1941-5-4 2119 Riverside Barker Dam; Joshua Tree Nat'l Monument 1322 Comment
  UCR105433  Cheilanthes covillei A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20692 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
  RSA685787  Cheilanthes newberryi May N. Ackley 1922-03 175 Riverside Murrieta Hot Springs 399 Comment
  CAS-BOT-BC68051  Cheilanthes parryi C. L. Parry; J. G. Lemmon 1876-4-1 s.n. Riverside Colorado Desert side of Mt. San Jacinto Comment
  POM12527  Cheilanthes viscida Philip A. Munz 1922-3-12 4706 Riverside Andreas Canyon, Palm Springs. [Santa Rosa Mtns., W margin Colorado Des -SW] Comment
  RSA685839  Cheilanthes viscida Joseph A. Ewan 1929-3-23 41 Riverside Whitewater Canyon 686 Comment
  RSA0120484  Chenopodium Duncan S. Bell, Thomas Stoughton 2016-3-15 s.n. Riverside Orocopia Mountains; southwest section of the range; along the Coachella Canal, near its junction with Dos Palmas Springs Road. 23 Comment
  RSA553097  Chenopodium Scott D. White 1992-9-11 s.n. Riverside Vicinity of Gilman Hot Springs, N side of San Jacinto River, and a thin strip trending N of the river and W of the Hot Springs 451 Comment
  SEINET238511  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
  UCR199787  Chenopodium album Scott D. White, Angelia Carey 2004-7-2 10555 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Poppet Creek Canyon 610 Comment
  CLARK-A1528-406  Chenopodium ambrosioides Ken F. Clarke 1971-9-7 Riverside Riverside Comment
  RSA522105  Chenopodium ambrosioides Steve Boyd, Timothy S. Ross 1989-8-28 3798 Riverside Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east. 442 Comment
  CLARK-A1528-2557  Chenopodium ambrosioides var. anthelminticum John C. Roos 1952-6-10 5756 Riverside Santa Ana River 259 Comment
  VVC1454  Chenopodium berlandieri A. C. Sanders, J. Mac 1996-11-23 19654 Riverside San Bernardino Mtns., Whitewater Canyon, just below the fish hatchery 648 Comment
  RSA700016  Chenopodium californicum Scott D. White, Michael Honer 2003-4-4 8934 Riverside Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. 366 Comment
  SDSU13951  Chenopodium californicum Michael G. Simpson, A. Russell, T. Linz, & C. Guilliams 2000-4-2 2068 Riverside Santa Margarita Ecological Reserve (SDSU), ca. 1/4 mile west of northern gate for Northside field station, along 'insect trail.' Ca. 3 miles northeast of Gavilan Mtn. 396 Comment
  UCR59507  Chenopodium californicum Steve Boyd, T. S. Ross, L. Arnseth 1989-4-2 3247 Riverside Peninsular Range, Vail Lake area, south of Hwy 79, 0.25 mi east of Pauba Rd. 457 Comment
  UCR157948  Chenopodium desiccatum T. B. Salvato, A. C. Sanders 2005-5-17 919 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
  SEINET238516  Chenopodium missouriense A. C. Sanders, Mitch Provance 2000-10-16 23721 Riverside Railroad right of way between Watkins Dr. and Campus View Dr. near site of Lemona siding. 335 Comment
  UCR100869  Chenopodium murale George K. Helmkamp, E. A. Helmkamp 1998-2-18 2705 Riverside Sonoran (Colorado) Desert, Midland Road., 3.8 mi. SE of Midland, Little Maria Mtns. 198 Comment
  SEINET1908448  Chilopsis linearis A. C. Sanders, Mitch Provance 2008-1 35824 Riverside South Coast; San Jacinto Valley: Gilman Springs Road, 1.13 mi. (air) sout of Eden Hot Springs, below Mt. Eden. 450 Comment
  UCD121650  Chilopsis linearis subsp. arcuata K. Esau 1935-6-20 s.n. Riverside Road to Beaumont. Comment
  UCD121659  Chilopsis linearis subsp. arcuata Marian L. Vincent; Richard H. Swade 1963-10-19 452 Riverside Snow Creek Road, 2 miles from its intersection with California State Hwy. 111. 365 Comment
  RSA0049539  Chlorogalum parviflorum Steve Boyd, David E. Bramlet 1990-4-29 4512 Riverside Lake Skinner County Park, SE base of Bachelor Mountain. Comment
  RSA65184  Chorizanthe corrugata F. W. Peirson 1926-2-22 6509 Riverside Thousand-Palms Canyon. 152 Comment
  UC68580  Chorizanthe corrugata H. M. Hall Apr 1905 5905 Riverside Chuckawalla Springs Colorado Desert, Chuckawalla Springs Comment
  UC69320  Chorizanthe corrugata L. A. Greata April 1905 Riverside Coachella Comment
  UCR33682  Chorizanthe corrugata Faulkner 1978-3-30 409 Riverside Sonoran (Colorado) Desert, 1 mi north of Riverside Mtns., bench area, 4 mi south of Vidal 146 Comment
  RSA487419  Chorizanthe fimbriata Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  UCR26535  Chorizanthe fimbriata var. fimbriata A. C. Sanders, S. Hagopian 1981-5-20 2134 Riverside Perris-Aguanga Basin, S side of Pauba Valley, within l mi of Hwy 71 bridge over the Temecula River 367 Comment
  RSA608181  Chorizanthe fimbriata var. laciniata R. S. Woglum 1941-5-17 3052 Riverside Horse Canyon off of Coyote Canyon. Comment
  POM158447  Chorizanthe leptotheca P. A. Munz 1927-5-21 10879 Riverside 10 miles SW of Coahuila [now Cahuilla]. Comment
  UCR144413  Chorizanthe parryi var. parryi Scott D. White 2001-4-19 8380 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
  UCR93841  Chorizanthe polygonoides subsp. longispina J. E. Harrison 1996-5-23 s.n. Riverside Peninsular Ranges/Santa Ana Mtns, Santa Rosa Plateau: Redonda Mesa 854 Comment
  RSA550497  Chorizanthe polygonoides var. longispina D. E. Bramlet 1991-4-30 2094 Riverside on the lower slopes (northern) of Black Mtn. east of Rawson Canyon. The population was found NE of the blue-line stream, some 610 m east of the existing access road. 213 Comment
  UCR189564  Chorizanthe polygonoides var. longispina Diane Menuz 2006-4-20 34 Riverside Peninsular Range; Santa Ana Mountains, Elsinore Peak; c. 3 mi south of Lake Elsinore. Next to tower off dirt road 1050 Comment
  UCR228830  Chorizanthe polygonoides var. longispina A. C. Sanders, T. B. Salvato 2011-4-4 38973 Riverside Peninsular Range, Warm Springs Valley, 0.4 mi. WNW (276 deg. ) of intersection of Collier Ave. & Riverside Dr./Hwy 74, NE of Baker St. 387 Comment
  RSA0121420  Chorizanthe rigida Duncan S. Bell, LeRoy Gross 2016-3-31 9191 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 6 air miles southeast of the summit of Martinez Mountain. 492 Comment
  RSA392739  Chorizanthe rigida Christopher Davidson 1979-4-4 7694 Riverside Orocopia Mts. Lower end of Box Canyon Rd., 4.4 mi E of Mecca. 213 Comment
  RSA607326  Chorizanthe rigida R. S. Woglum 1939-3-21 2175 Riverside Sonoran Desert: Mecca; north edge of Salton Sea. Comment
  UCR74364  Chorizanthe rigida Theo Glenn 1991-4-30 91- 66 Riverside Sonoran (Colorado) Desert, McCoy Mtns, NW of Blythe 280 Comment
  UC1595604  Chorizanthe staticoides Steve Boyd and Orlando Mistretta 1991-5-22 6296 Riverside base Agua Tibia Mountain (e of Dorland Mtn., w of Kolb Creek, Vail Lake area); Vail Lake Area, base of Agua Tibia Mtn, w of Kolb Crk 548 Comment
  UCR42359  Chorizanthe xanti B. G. Pitzer 1986-5-4 0199 Riverside Colorado Desert/San Bernardino Mtns., Whitewater Canyon, at N edge of hatchery to c. 0.25 mi. N; c. 5 mi. north of Interstate Hwy 10 on Whitewater Canyon Road. 732 Comment
  UC847775  Chrysolepis sempervirens P. A. Munz 1922-7-6 6018 Riverside Tahquitz Valley; San Jacinto Mts. 2225 Comment
  UCR58723  Chrysolepis sempervirens Reid Moran 1973-7-28 21107 Riverside Santa Rosa Mtns, Summit of Toro Peak 2500 Comment
  UCR111778  Chrysothamnus nauseosus Mitch Provance 1998-5-4 1716 Riverside Riverside (Rubidoux), Belltown area, 'gravel pits' just south of 26th St. and Hall Ave. 250 Comment
  SDSU8600  Chylismia brevipes subsp. brevipes Pamela A. Beare 1992-3-13 13 III92D Riverside Just north of Box Canyon Road, approx. 7 miles ca. east of Painted Canyon Road, east of Mecca 280 Comment
  SBBG100298  Chylismia claviformis W. L. Halvorson 1977-2-15 77 -28 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  SD187441  Chylismia claviformis subsp. aurantiaca Naomi Fraga, Sarah J. De Groot, et al. 2005-2-10 1424 Riverside Northeastern Colorado Desert region; along Palen Road near Highway 177. 170 Comment
  RSA708171  Cirsium vulgare Scott D. White, Angelia Carey 2004-5-7 10337 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 549 Comment
  POM778  Cistanthe monandra L. T. Street, Durant 1918-5-12 s.n. Riverside San Jacinto River Canyon. Comment
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Apr 16 2011
  RSA466604  Cistanthe monandra Howard Mullins 1931-4-11 s.n. Riverside Palm Springs. Comment
  RSA559956  Cistanthe monandra Steve Boyd, Orlando Mistretta 1992-4-23 7067 Riverside Santa Ana Mountains, 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
  UC373504  Clarkia bottae C. L. Hitchcock 1928-5-20 57 Riverside 8 mi w Prado; Santa Ana Canyon 400 Comment
  UCR87910  Clarkia dudleyana A. C. Sanders 1994-5-29 14568 Riverside San Bernardino Mtns, Millard Canyon, at stream crossing just below site of Millard Station on Forest Service Road 2S05 1100 Comment
  UC76442  Clarkia epilobioides Miss M. Alice King 1893-5-1 Riverside Menifee Comment
  UCR92053  Clarkia epilobioides Scott D. White, M. Jacobsmeyer 1996-4-20 3954 Riverside Perris-Aguanga Basin region, SW of Perris: hillside south of the San Jacinto River channel 518 Comment
  SD140044  Clarkia purpurea Scott White 1993-4-22 1252 Riverside North Alberhill Ranch, in hills North of Walker Canyon. Comment
  UCR107817  Clarkia purpurea subsp. quadrivulnera D. L. Banks 1997-5-5 2018 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek. Along the S fork of Pechanga Creek 427 Comment
  UCR220120  Claytonia parviflora D. E. Bramlet 1989-4-7 1819 Riverside Perris-Aguanga Basin region, Lake Skinner County Park, southeast slope of Bachelor Mountain, c. 3200 ft. NW of Rawson Canyon & 8300 ft. east of Lake Skinner dam 476 Comment
  UCR16508  Claytonia parviflora subsp. viridis Bill Schultz 1972-5-22 720522- 28 Riverside Peninsular Range, San Jacinto Mtns., Hwy 74, 0.3 miles west of McCall Park turn-off, east side of road 1372 Comment
  CAS-BOT-BC439795  Claytonia perfoliata Steve Boyd 1986-4-2 1613 Riverside Gavilan Plateau, Gavilan Hills: Harford Springs County Park 640 Comment
  UCR121694  Claytonia perfoliata A. C. Sanders 2002-5-4 25039 Riverside San Jacinto Mtns., Idyllwild, Pine Crest Ave., NE of Hwy 243 1677 Comment
  CLARK-A1528-5111  Clematis ligusticifolia John C. Roos 1951-9-25 5252 Riverside Riverside 259 Comment
  UCR26579  Clematis pauciflora John LaSalle 1982-5-4 s.n. Riverside Peninsular Range, 2.4 mi west of Radec across the Hwy from Vail Lake turnoff from Hwy 79. Comment
  POM293210  Cleome isomeris Lyman Benson 1945-3-29 11625 Riverside Canyon on Palm Springs Road, Colorado Desert, Little San Bernardino Mountain. 610 Comment
  POM293219  Cleome isomeris Lyman Benson 1945-3-29 11628 Riverside Canyon on Palm Springs Road, Colorado Desert, Little San Bernardino Mountain. 610 Comment
  POM294294  Cleome isomeris Lyman Benson 1949-3-28 13583 Riverside 10 miles northeast of Palm Springs. Colorado Desert. 335 Comment
  RSA721126  Cnicus benedictus Pomeroy 1929-5-11 s.n. Riverside Lake Elsinore Comment
  POM14407  Collinsia concolor Philip A. Munz, J. M. Johnston 1922-5-19 5433 Riverside Keen Camp, San Jacinto Mountains 1524 Comment
  RSA0117440  Collinsia concolor Scott D. White, Michael Honer 2003-4-4 8940 Riverside Temescal Valley: Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. 366 Comment
  RSA0117452  Collinsia concolor Duncan S. Bell, Lucilla Reccia 2010-5-5 965 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
  SEINET10308232 Image available Collinsia concolor T. Reeves 1978-5-13 6899 Riverside San Jacinto Mountains, foothills SE of Banning. Access via Westward Ave. T3S R1E S13 671 Comment
  RSA192317  Collinsia heterophylla E. W. Lathrop 1965-5-9 5724 Riverside 6 miles W of Murrieta. Comment
  JEPS71026  Collomia grandiflora M. French Gilman 753 Riverside San Jacinto Mts. Comment
  RSA45543  Colubrina californica J. C. Roos 1949-4-10 4231 Riverside 3.5 mi. SE of Desert Center, Chuckwalla Mountains. 610 Comment
  CDA35600  Condalia globosa var. pubescens G. D. Barbe, J. L. Johnson 1982-11-2 4029 Riverside 14.5 mileseast of Eagle Mtn. Railroad on Bradshaw Trail, south of Chuckwalla Mountain 0 Comment
  SBBG27785  Condea emoryi D. Myrick 1964-4-30 839 Riverside Palms to Pines (St Hwy 74), 10 mi W of Palm Desert 914 Comment
  SD239711  Convolvulus simulans John F. Green 2008-4-17 408 28 Riverside Peninsular Range: Perris-Aguanga Valley; powerline route south of Perris, near McLaughlin Road, between Murrieta Road and Goetz Road (Romoland 7.5'Q) 441 Comment
  UCR22133  Convolvulus simulans Steve Boyd 1980-3-22 297 Riverside Gavilan Hills, Harford Springs County Park, on the NW corner of the Gavilan plateau. 640 Comment
  UCR93054  Conyza bonariensis Steve Boyd, D. L. Banks 1994-9-29 8368 Riverside Lake Elsinore, Floodplain east of dike along San Jacinto River, west of Sedco Hills community 381 Comment
  RSA741569  Conyza floribunda Justin M. Wood 2008-9-22 162 Riverside SW Perris Basin; Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  POM12917  Corallorhiza maculata Philip A. Munz 1922-6-23 5786 Riverside Keen Camp, San Jacinto Mountains 1585 Comment
  POM355979  Coreopsis bigelovii Ora M. Clark 1929-3-17 1709 Riverside NW Whitewater, Colorado Desert. Comment
  RSA689565  Coreopsis bigelovii Scott D. White, Michael Honer 2003-4-25 9119 Riverside San Bernardino Mountains: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. West side of road, on alluvial fan adjacent steep east-facing mountain slope. 610 Comment
  CAS-BOT-BC287883  Coreopsis californica Steve Boyd; Tim Ross; Laurel Arnseth 1990-3-30 3974 Riverside Vail Lake Area, valley between Black Hills and Rocky Ridge 701 Comment
  POM31848  Coreopsis californica Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  CAS-BOT-BC101309  Corethrogyne filaginifolia I. W. Clokey; E. G. Anderson 1935-8-21 6963 Riverside East of Keen Camp P.O. 1350 Comment
  RSA589086  Corethrogyne filaginifolia var. filaginifolia D. L. Banks, Steve Boyd 1995-10-17 0797 Riverside NW Palomar Mountains. Agua Tibia Mountains. Cleveland National Forest. Agua Tibia Wilderness Area. Along lower Arroyo Seco. S of the Dripping Springs Campground., Along the narrow benches where Arroyo Seco turns E, just W of the Metasedimentary hills. 524 Comment
  SDSU21793  Crassula aquatica Michael G. Simpson, Laura Benedict, Zack Principe, Lee Ripma, Nuri Benet-Pierce, Andy Siekkinen 2016-5-7 3979 Riverside Santa Rosa Plateau Ecological Reserve. Across street from vernal pool trail, ca. 4 miles north on road from Visitor's Center. 636 Comment
  UCR111067  Crassula aquatica D. E. Bramlet 1998-4-21 2601 Riverside maintenance road adjacent to (east of) the MWD canal & approximately 488m north from the canal crossing at the existing weather station, 701 m east of Hwy 79 and 1.22 km south of Holland Road, 50m west of the Shipley Reserve. 450 Comment
  POM13113  Crassula connata P. A. Munz, J. M. Johnston 1922-5-19 5342 Riverside 5 mi. E of Murietta. 518 Comment
  UCR554  Crassula connata David L. Davis 1962-4-14 18 Riverside Box Spring Mtns., on trail 0.4 miles east of east end of Blaine St., Riverside 427 Comment
  RSA717467  Crassula erecta Scott D. White 2006-4-27 11306 Riverside Perris Basin/San Jacinto Mtn Foothills: Santa Rosa Hills, S. of Hemet. 549 Comment
  CAS-BOT-BC226939  Cressa truxillensis A. C. Sanders; John F. Green 2012-5-27 40204 Riverside Peninsular Range; Perris-Aguanga Basin Region: San Jacinto River north of Canyon Lake, between Hwy 74 and Goetz Rd. 428 Comment
  SD146297  Cressa truxillensis A. C. Sanders 1999-10-15 23182 Riverside San Jacinto Valley; Mystic Lake, 1.0 mile west of Jackrabbit Trail on Gilman Springs Road. 436 Comment
  CAS-BOT-BC175813  Crossosoma bigelovii Joseph Andorfer Ewan 1932-4-8 7046 Riverside Whitewater Canyon, about 3 miles above mouth Comment
  UC536862  Crossosoma bigelovii M. C. Jones 1934-2-18 Riverside Whitewater Canyon Colorado Desert Comment
  UCR88544  Crossosoma bigelovii A. C. Sanders 1995-4-13 16491 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Devil's Garden, E end of the mtns., 2.1 mi west of Hwy 62 on Pierson Avenue and dirt extension, 1.7 mi above Sierra Blvd. 793 Comment
  HSC66726  Croton californicus D. Goforth, D. Reed 1980-3-25 362 Riverside Hwy. 195, 6 mi. E of Mecca, Box Canyon, Mecca Hills. 122 Comment
  RSA429  Croton californicus J. T. Howell 1928-7-9 1060 Riverside Temescal Canyon, 6 miles south of Glen Ivy 335 Comment
  RSA785629  Croton californicus Doris Bowers 1972-4-15 1821 Riverside Pulgas Creek Rd. Rancho California 396 Comment
  SEINET7063231  Croton californicus A. G. Vestal 1963-5-19 s.n. Riverside About 1.5 miles northeast of Aguanga on Route 371. UTM Zone 11, 512930mE, 3702605mN. (WGS84/NAD83). 719 Comment
  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
  UC1130371  Croton californicus H. S. Yates 1936-4-7 5430 Riverside 10 mi e Whitewater; San Jacinto Quadrangle Comment
  UC303792  Croton californicus Ivan Johnston 1917-4-4 Riverside Palm Canyon Colorado Desert 228 Comment
  UCSB7616  Croton californicus Ullman, Sydney 1956-4-14 Riverside Town of Whitewater Comment
  RSA480700  Croton californicus var. mohavensis Christopher Davidson, B. Gustafson 1977-4-7 5589 Riverside Whitewater Canyon Rd. (exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62); near start of Angeles [Pacific] Crest Trail. Hillside, N slope. 610 Comment
  UCR256768  Cryptantha T. B. Salvato, Thomas M. Sullivan Jr 2014-4-23 7879 Riverside Gavilan Hills, Southern CA Edison access road east of Lake Street, c. 1 mi north of Hwy 15 and Temescal Canyon 549 Comment
  CLARK-A1528-5391  Cryptantha angustifolia John C. Roos 1947-2-14 3254 Riverside Eagle Mountains Comment
  CSUSB1580  Cryptantha angustifolia I. G. Rauch 1968-4-9 S. N. Riverside Palm Desert Palm Desert, Dead Indian Creek Wash Comment
  SD227778  Cryptantha angustifolia Scott D. White, Pam Devries 1998-2-6 6082 Riverside La Quinta/Palm Desert Area: Whitewater River Channel at and near Miles Ave. crossing. 17 Comment
  UC280441  Cryptantha angustifolia E. E. Schellenger 1920-5-1 Riverside e of Mecca (Hayfields); Colorado Desert Comment
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Jun 18 2011
  SEINET10455841  Cryptantha angustifolia David B. Dunn, Howard Brown; Elizabeth M. McClintock 1947-3-15 Dunn 2900 Riverside Pushawalla Canyon Biota. Indio Hills. In wash. Comment
  RSA682164  Cryptantha barbigera Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10443 -[A] 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
  JOTR33722  Cryptantha barbigera var. fergusoniae La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2723 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Sandy pediment/bajada surrounding granitic ourcrops near Stirrup Tank parking lot (Stop 1) Comment
  UCR18170  Cryptantha barbigera var. fergusoniae A. C. Sanders 1978-4-2 00179 Riverside Sonoran (Colorado) Desert, Coachella Valley, Deep Canyon Reserve - south of Palm Desert. Alluvial fan near the Boyd Research Center 366 Comment
  UCR127337  Cryptantha corollata A. C. Sanders, T. B. Salvato, Mitch Provance 2003-4-4 25853 Riverside San Bernardino/Santa Ana River Valley Region, Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope 421 Comment
  SEINET3409358  Cryptantha costata G. Rink, M. Honer 2013-3-17 11856 Riverside About ten miles west of Blythe, to the south of an existing solar power plant, on the site of the proposed Quartzite solar power plant 125 Comment
  UC729691  Cryptantha costata Carl B. Wolf 1932-4-29 Riverside 3 mi s Rice (on Blythe road, e Colorado Desert); Colorado Desert 213 Comment
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Feb 12 2013
  JOTR29357  Cryptantha decipiens La Doux, Tasha, Bill Truesdell, Naomi Fraga 2006-4-26 1434 Riverside Joshua Tree National Park. Long Canyon; Stop 2, in side canyon east of main wash. 837 Comment
  SEINET2042439 Image available Cryptantha decipiens A. C. Sanders, K. Rose, D. Woodard 1995-3-15 16139 Riverside Coachella Valley: mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and I-10. T3S R3E sec 11 (S/2) (sec14 and sec 14 N/2 and sec 24) 329 Comment
  SEINET10906620  Cryptantha flaccida David B. Dunn, Howard Brown; Elizabeth M. McClintock 1947-3-15 Dunn 2911 Riverside On same sheet as Dunn 2068, UMO 162037. Dry hillside by quadrat 4. Pushawalla Canyon biota. Indio Hills. Nutlets smooth, shining, 1.4 mm long. Comment
  JEPS29317  Cryptantha intermedia Rimo Bacigalupi, and L. R. Heckard 1962-3-26 8413 Riverside 3.3 mi nw Alberhill (w-facing slopes near headwaters of Temescal Wash and Canyon, w base of Estelle Mountain and just opposite Indian Canyon (from w)); Estelle Mountain 304 Comment
  POM368271  Cryptantha intermedia F. R. Fosberg 1932-5-9 10641 Riverside Sage Comment
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Dec 10 2011
  RSA527836  Cryptantha intermedia Scott D. White 1991-5-10 91 -122 Riverside Hwy 79, immediately W of U. S. Forest Service campground at Dripping Springs. 549 Comment
  RSA683088  Cryptantha intermedia Scott D. White, T. B. Salvato, L. V. DeMarco, Jessica Christian 2001-6-30 8664 Riverside Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  RSA715938  Cryptantha intermedia Scott D. White, Angelia Carey 2004-4-5 10019 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  UC402774  Cryptantha intermedia C. F. Baker 1903-4-5 4138 Riverside Hemet Comment
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Mar 24 2011
  UCR116897  Cryptantha intermedia A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24193 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, c. 1/4 mi. north of Newport Rd. and 3/4 mi. east of State St. 506 Comment
  UCR231803  Cryptantha intermedia Brent Barnes, A. C. Sanders, Giles Waines, UCR Plant Taxonomy Class 2007-5-12 09 Riverside Peninsular Range; San Jacinto Mtns., dirt forest service road north of Poppet Flats, west of Hwy 243 1253 Comment
  UCR25980  Cryptantha intermedia John C. Roos 1948-4-24 3807 Riverside Eastern San Bernardino Mtns./Sonoran (Colorado) Desert, Whitewater Wash 549 Comment
  UCR92205  Cryptantha intermedia D. L. Banks, Steve Boyd 1995-5-3 0247 Riverside Agua Tibia Mtns Watershed, Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn., east of Dripping Springs Alcove, along lower alluvial benches of Arroyo Seco 512 Comment
  JOTR28747  Cryptantha maritima La Doux, Tasha, Bill Truesdell 2004-2-24 1029 Riverside Joshua Tree National Park. Eagle Mountains; Trail to Lost Palms Oasis, southeast of Cottonwood Oasis 914 Comment
  JOTR30316  Cryptantha maritima La Doux, Tasha, Erin Babich, Bill Truesdell 2008-3-10 1750 Riverside Joshua Tree National Park. Stop 2: Near Sand Hill in Pinto Basin 538 Comment
  RSA649247  Cryptantha maritima Faulkner 1978-3-15 256 Riverside 1 mi. W of Hwy 95, 25 mi. N of Blythe. 152 Comment
  RSA779767  Cryptantha maritima Duncan S. Bell 2010-4-1 673 Riverside Arica Mountains: west side of Rice Valley, about 1.2 air miles east of the Atchison, Topeka, and Santa Fe railway line, approximately 4.2 air miles east of Priest Well, and approximately 4.3 air miles southeast of the ghost town of Rice. 208 Comment
  POM249904  Cryptantha micrantha E. C. Jaeger 1938-5-30 s.n Riverside Mission Creek crossing, Morongo Road. Comment
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May 5 2013
  RSA789244  Cryptantha micrantha Naomi Fraga, Erika Gardner, Beth Kempton, Tom Kerrin-Torres, Michael Wall 2008-7-17 2418 Riverside Mount San Jacinto State Park; Hidden Lake 2652 Comment
  RSA50324  Cryptantha micrantha var. lepida E. K. Balls 1949-5-4 13489 Riverside 6 miles from boundry of National forest, on Baning-Idylwild road. 1371 Comment
  SEINET4073493  Cryptantha micrantha var. lepida C. Davidson 1975-1 2819 Riverside Two miles north of Alandale Station on road R1 from Idylwild to Banning. 1645 Comment
  UCR177832  Cryptantha micrantha var. lepida S. J. Myers, John Green 2003-4-23 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1128 Comment
  RSA777445  Cryptantha micrantha var. micrantha Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-5 970 Riverside Blythe-Rice Road, East/Northeast of Arica Mountains on Blythe-Rice Road, about 1 mile south of railroad crossing 243 Comment
  HSC85285  Cryptantha microstachys Steve Boyd 1986-5-7 1832 Riverside Temescal Canyon, terrace escarpment between Horsethief Wash and Indian Truck Trail, S of I-15 Comment
  RSA523554  Cryptantha microstachys G. H. True 1935-4-1 198 Riverside Box Springs. 366 Comment
  RSA525339  Cryptantha microstachys Steve Boyd, D. E. Bramlet 1990-4-29 4469 Riverside Lake Skinner County Park, S flank of Bachelor Mountain. Comment
  UCR21522  Cryptantha microstachys Steve Boyd 1980-5-6 s.n. Riverside Perris Basin, Motte Reserve, 2.5 mi. NW of Perris. Burned area in NE corner of Reserve Comment
  UCR239899  Cryptantha muricata O. F. Clarke, G. R. Ballmer 1998-4-18 s.n. Riverside Peninsular Range; San Jacinto Mtns. Foothills, Friendly Hills Ranch, Loomis property, SE of Hemet near mouth of Bautista Canyon 655 Comment
  UCR242673  Cryptantha muricata A. C. Sanders 2013-7-6 40838 Riverside Peninsular Range; San Jacinto Mountains, Idyllwild, SE part of town near Saunders Meadow, west end of Tahquitz View Dr. toward Crestview Dr. 1707 Comment
  UCR264742  Cryptantha muricata Steve Boyd, Valerie Soza 2004-6-22 11544 Riverside Peninsular Ranges; San Jacinto Mountains region, Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along Forest Service Road 5N13 near 5N06 1463 Comment
  POM118684  Cryptantha nevadensis Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA0042916  Cryptantha pterocarya var. cycloptera Duncan S. Bell, Evan Meyer 2014-4-2 6499 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1 air mile northwest of Canyon Spring. 422 Comment
  JOTR35073  Cryptantha pterocarya var. pterocarya La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3525 Riverside Joshua Tree National Park. Southern end of Coxcomb Mountains with exposed metasedimentary rocky slopes; above narrow side canyon Comment
  UCR135709  Cryptantha pterocarya var. purpusii Mitch Provance, Kerry Knudsen, Petra Wester 2004-5-8 9027 Riverside Santa Rosa Mtns., c. 0.05 miles S on Santa Rosa Mt. Road from Hwy 74 1402 Comment
  POM13893  Cryptantha racemosa P. A. Munz, D. D. Keck 1922-4-9 4829 Riverside S base of Eagle Mts 229 Comment
  JOTR29588  Cryptantha utahensis Andre, Jim 2006-4-26 6765 Riverside Joshua Tree National Park. Long canyon, approx 2.3 mi. S of NE corner (boundary) of park 1055 Comment
  UCR20830  Cucurbita foetidissima A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1297 Riverside Sonoran (Colorado) Desert, Coachella Valley, 5 miles ESE of Thousand Palms, west side of Washington Street c. 1 mi north of Interstate Hwy 10 35 Comment
  RSA614098  Cucurbita palmata A. C. Sanders, T. Tennant 1997-11-14 21600 Riverside San Bernardino Mtns: Morongo Indian Reservation, sag pond at SE end of Burro Flats. 1110 Comment
  UC28913  Cucurbita palmata Geo. R. Hall 1901-9-1 Riverside Riverside Comment
  CLARK-A1528-2662  Cupressus stephensonii John C. Roos 1962-5-19 Riverside Loma Linda Comment
  UCR113852  Cuscuta pentagona Mitch Provance, A. C. Sanders 2000-7-4 2105 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  CLARK-A1703-57  Cuscuta subinclusa H. A. Zuill 1966-7-4 275 Riverside Murrieta Comment
  UCR82816  Cuscuta subinclusa A. C. Sanders, T. Schram, D. Wappler 1994-10-6 15792 Riverside San Jacinto Mtns., N slope of mountains, nameless tributary of Azalea Creek, Twin Pines Creek drainage 1192 Comment
  LA204494  Cylindropuntia bigelovii Carl B. Wolf; 1932-10-12 4301 Riverside NW end of Pinto Basin, about 4 mi. E of El Dorado Queen Mine 914 Comment
  RSA0031297  Cylindropuntia chuckwallensis Mitzi Harding, Marc A. Baker, Michelle Cloud-Hughes 2013-4-11 134 Riverside Cottonwood Mountains, Joshua Tree National Park, north side of Cottonwood Canyon, 200m west of Wood Spring, 450m SW of Cottonwood Spring, 38km NE of Indio. 895 Comment
  UCR241812  Cynara cardunculus A. C. Sanders, John F. Green 2013-3-27 40690 Riverside Peninsular Range, Alberhill, along west side of Lake St. near the old clay mines, 0.85 km south of I-15 Fwy 389 Comment
  RSA192178  Cynodon dactylon H. A. Zuill 1966-6-27 246 Riverside 2 - 4 miles WSW of Murrieta. Comment
  RSA770779  Cyperus eragrostis Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4617 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR209673  Cyperus erythrorhizos Fred M. Roberts, Carol A. Roberts 1999-10-23 5253 Riverside San Jacinto Valley, Mystic Lake, northeast shore near Gilman Hot Springs Road, c. 1.8 km southwest of Eden Peak 433 Comment
  UCR117072  Cyperus involucratus A. C. Sanders, Steven R. Hill 2001-5-4 24149 Riverside Santa Ana Mtns. region, W of Temecula, Santa Rosa Plateau area, Carancho Rd. at stream crossing (nameless tributary to De Luz Creek) west of Camaron Rd., east of Calle Calmar 396 Comment
  RSA577533  Cyperus laevigatus L. C. Wheeler 1932-9-4 1325 Riverside Santa Ana River at Chino Creek. 152 Comment
  HSC101604  Cyperus squarrosus Steve Boyd, G. D. Wallace 2005-7-30 11649 Riverside Peninsular Ranges; San Jacinto Mountains region; San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek 2652 Comment
  CDA9780  Dactyloctenium aegyptium D. Domenigoni, David Crowder 2007-9-17 PDR# 1360845 Riverside Buck Mesa, Temecula; North of Rancho California, east of Anza Rd. Comment
  JOTR37057  Dalea mollis Hodges, Stephen R., E. Heck and A. Ingersoll 2015-9-24 612 Riverside Joshua Tree National Park. Pinto Basin, in sandy wash running west from Pinto Wells at the base of sand ramps and the Eagle Mountains Comment
  RSA781611  Dalea mollis Duncan S. Bell 2011-12-30 3037 Riverside Arica Mountains: southern section of the mountain range within the Palen/McCoy Wilderness area; approximately 2 air miles southwest of Priests Well, or approximately 7 air miles southwest of the ghost town of Rice. 365 Comment
  UCR89708  Datura discolor J. M. Stewart 1990-10-22 664 Riverside Sonoran (Colorado) Desert, Ford Dry Lake off I-10, c. 4 mi. west of Wiley Well Rd Comment
  UCR158727  Daucus pusillus A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30010 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
  UCR174081  Daucus pusillus A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32542 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 564 Comment
  SEINET7048191  Daucus pusillus Steven R. Hill, Andrew C. Sanders 2001-5-4 33700 Riverside Temecula; along new gas line right-of-way, north of Del Ray Road near junction with Calle Pii+-a Colada. Bachelor Mountain 7.5 minute U.S.G.S. quadrangle. Elevation about 1250 feet. Comment
  OBI16266  Deinandra fasciculata Robert F. Hoover 1968-6-6 11151 Riverside 1 mi E of Perris Comment
  JEPS12649  Deinandra kelloggii W. L. Jepson May 17 1901-Jun 1 1901 1237 Riverside hills near San Jacinto Lake Comment
  RSA759102  Deinandra kelloggii Robt Allen, Linnell R. Allen 2008-7-27 s.n. Riverside Long Canyon watershed, along Long Canyon Rd. 136 meters (0.08 air miles) NW of junction with Ortega Hwy (SR74). In meadow S of roadway. 724 Comment
  RSA675703  Deinandra mohavensis Scott D. White 2000-10-24 8142 Riverside South of Hemet: 'Gibbel Flat' in the Santa Rosa Hills. 610 Comment
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Dec 16 2012
  CAS-BOT-BC414252  Deinandra paniculata R. E. Riefner, Jr. 2014-6-1 14 -140 Riverside Northeast of Norco, E of Eastvale, Community of La Sierra, Hidden Valley Wildlife Area, Santa Ana River Trail, ca. 0.6 mi N of Arlington Ave. 205 Comment
  RSA737435  Deinandra paniculata Justin M. Wood 2008-8-31 121 Riverside Romoland, 1/4 mile S of Ethanac Rd. between San Jacinto Rd. and Palomar Rd. just south of railroad tracks. 442 Comment
  UCR205021  Delphinium parishii Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10473 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 366 Comment
  UCR123823  Delphinium parishii subsp. parishii Steven R. Hill 2001-5-3 33665 Riverside San Jacinto Mtns., NE-facing slopes of Mt. San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, c. 3.8 mi west of Calif. Hwy 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area 793 Comment
  UCR265824  Delphinium parryi subsp. parryi Mitch Provance 2012-5-24 512- 05 B Riverside San Bernardino Mountains, Banning, foothills and alluvial fan near border with Beaumont, NE of the intersection of Highland Springs Avenue and Wilson St. 1067 Comment
  UCR268279  Delphinium parryi subsp. parryi Jim Andre 2012-6-15 30504 Riverside San Jacinto Mountains, San Bernardino National Forest, along Hwy 243 at Mount Edna Road, c. 1 mile north of McMullen Flat, 5.9 miles south of Hwy I-10 at Banning 1172 Comment
  RSA400047  Delphinium patens subsp. hepaticoideum E. Crow 1929-3-17 1925 Riverside Glen Ivy Hot Springs, Santa Ana Mts. Comment
  UCR8150  Delphinium patens subsp. montanum B. Freeman 1969-6-19 690619- 5 Riverside San Jacinto Mtns, James Reserve 1646 Comment
  POM14899  Dendromecon rigida subsp. rigida Mary F. Spencer 1922-4-23 1923 Riverside Maillard Canyon, prope [near] Banning. 701 Comment
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Mar 13 2011
  UCD159795  Deschampsia cespitosa Naomi Fraga; Steve Boyd 2007-9-5 1944 Riverside Transverse Ranges: San Bernardino Mountains region: San Gorgonio Wilderness, South Fork Meadow. 2561 Comment
  SD136278  Deschampsia danthonioides Robert Noll 1994-4 Riverside Hemet, corner of Warren and Florida Avenues Comment
  RSA597937  Deschampsia elongata F. M. Reed 1928-6-18 6138 Riverside Temescal [Santa Ana] Mountains: Main Street Canyon, south of Corona. 579 Comment
  UCR2316  Deschampsia elongata F. M. Reed 1928-7-15 6071 Riverside San Jacinto Mtns., Camp Emerson, Idyllwild 1524 Comment
  UC64338  Descurainia pinnata subsp. menziesii H. M. Hall 1895-3-10 70 Riverside near Riverside (Fairmount Hill); Fairmount Hill Comment
  RSA500068  Descurainia sophia Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-2 3243 Riverside Vail Lake area, Butterfield Valley, SE of Lake near Temecula Creek. 487 Comment
  CAS-BOT-BC402298  Dicentra chrysantha Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild Comment
  RSA696601  Dicentra chrysantha Keith E. Hoffmaster 1934-4-8 143 Riverside Santa Ana Mts. Comment
  UCR140723  Dichelostemma capitatum A. C. Sanders 2004-5-12 27878 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  CAS-BOT-BC292178  Dicoria canescens J. Von Loh 1977-10-30 2601 Riverside Margin of Ford Dry Lake Comment
  CAS-BOT-BC292185  Dicoria canescens Marcus E. Jones 1927-10-3 s.n. Riverside Indio Comment
  JEPS41017  Dicoria canescens S. B. Parish 1912-10-8 8366 Riverside Indio Salton Basin -6 Comment
  POM122881  Dicoria canescens Marcus E. Jones 1924-12-10 s.n. Riverside Banning Comment
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Mar 13 2011
  RSA0095205  Dieteria canescens var. ziegleri Duncan S. Bell, Evan Meyer, Sonia Pena 2015-10-20 8718 Riverside Santa Rosa Mountains; along forest service road, approximately 0.5 air mile northwest of the summit of Santa Rosa Mountain, just above Santa Rosa Spring. 2245 Comment
  CAS-BOT-BC150936  Diplacus bigelovii var. bigelovii Edmund C. Jaeger 1939-3-30 s.n. Riverside Desert Center Comment
  CAS-BOT-BC152913  Diplacus brevipes Jenkins; Street 1917-5-30 1938 Riverside Hemet Comment
  CHSC1758  Diplacus brevipes E. Thomas 1940-5-26 Riverside Temecula Canyon. Comment
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Mar 27 2011
  RSA0019412  Diplacus fremontii P. A. Munz 1924-5-18 8137 Riverside 18 miles S of Banning on Idyllwild Road. 1524 Comment
  CAS-BOT-BC150679  Diplacus longiflorus Carl B. Wolf 1932-5-24 3657 Riverside No. base of San Jacinto Mts. Snow Creek Canyon, 1 mi. above fish hatchery 792 Comment
  CAS-BOT-BC150873  Diplacus puniceus C. F. Baker 1904-4-4 4152 Riverside Elsinore Comment
  RSA0019295  Diplacus puniceus D. L. Banks, Steve D. Boyd 1995-3-30 132 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., W of the Dripping Springs Alcove, on the Woodchuck Trail. 634 Comment
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Apr 20 2019
  CAS-BOT-BC153966  Diplacus rattanii John Thomas Howell 1931-5-30 6613 Riverside Santiago Peak, Santa Ana Mts. Comment
  UCD64452  Distichlis spicata H. S. Yates 1936-4-7 5437 Riverside Willis Palms. 243 Comment
  UCR232079  Distichlis spicata John F. Green 2008-4-22 06- 07 Riverside Peninsular Range, hills south of Perris, powerline route just above the San Jacinto River, east of Lantana Dr., south of Ethanac Rd. 442 Comment
  GMDRC9814  Ditaxis lanceolata J. M. Andre 2017-3-1 38018 Riverside Eagle Mountains: south end of range, 2.8 mi. north of Interstate 10 at Hayfield Rd exit 506 Comment
  POM10489  Ditaxis lanceolata Charlotte M. Wilder 1907-4-8 772 Riverside Near Palm Springs 152 Comment
  UC311627  Ditaxis lanceolata Theodore Labouchere April, 1915 204 Riverside near mouth of Chino Canyon; Colorado Desert, e. base San Jacinto Mt., not far from Palm Comment
  UCR59708  Ditaxis lanceolata A. C. Sanders 1989-9-19 9500 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 1.75 km (airline) south of Tabaseca Tank, along the wash above 'Tabaseca Target 680 Comment
  UCR117379  Ditaxis neomexicana B. G. Pitzer 1998-2-1 3450 Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake, alluvial fan on north side of lakebed, from paved road down to lakebed 427 Comment
  UCR167552  Ditaxis neomexicana Nancy K. Cione 2004-4-30 s.n. Riverside Chuckwalla Valley, S of Eagle Mtns, north of Hayfield Dry Lake, near Red Cloud Road 415 Comment
  UCR97439  Ditaxis neomexicana A. C. Sanders, Pam MacKay, Tim Thomas, G. K. Helmkamp 1997-2-8 19685 Riverside Colorado Desert/San Jacinto Mtns:, Palm Springs area, Murray Canyon off Palm Canyon 244 Comment
  RSA0002643  Ditaxis serrata var. californica H. M. Hall 1905-04 5796 Riverside Marshall Canon, 7 miles west of Coachella. (north base of El Toro Mountain, not on label from Zoe) 30 Comment
  RSA530734  Dithyrea californica Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  RSA721993  Dithyrea californica J. R. Bruff s.n. Riverside Palm Springs. Comment
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Aug 27 2011
  UCR25707  Dodecatheon clevelandii John C. Roos 1941-1-18 223 Riverside Plateau in Reche Canyon 610 Comment
  UCR41829  Draba cuneifolia A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6118 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  POM47685  Draba cuneifolia var. integrifolia Mary F. Spencer 1920-3-18 1477 Riverside Near Palm Springs 152 Comment
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Nov 19 2011
  UC488973  Drymocallis glandulosa C. V. Meyer June 1927 189 Riverside Saunder's Meadow San Jacinto Mts., Saunder's Meadow 1676 Comment
  UCR12626  Dryopteris arguta I. G. Rauch 1968-2-15 s.n. Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon 488 Comment
  RSA423463  Dudleya N. C. Cooper 3957 Riverside Elsinore 610 Comment
  RSA192304  Dudleya edulis H. A. Zuill 1966-6-5 206 Riverside San Mateo Canyon about 13 miles SW of Murrieta Comment
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Feb 12 2013
  POM12114  Dudleya lanceolata Mary F. Spencer 1921-5-30 1124 Riverside Canyon near San Jacinto. 549 Comment
  UCR281561  Dysphania ambrosioides Mitch Provance, Matt K. Beyers, Jeremiah George, John Hazlett 2017-6-5 617- 82 Riverside Temescal Valley, Mayhew Wash, S side of Temescal Canyon Rd. at intersection with Temescal Hills Rd. 309 Comment
  RSA0047811  Dysphania pumilio A. C. Sanders 2013-7-6 40841 Riverside Idyllwild, SE part of town near Saunders Meadow, west end of Tahquitz View Dr. toward Crestview Dr. 1707 Comment
  SEINET8060012 Image available Echinocactus polycephalus var. polycephalus Michael Chamberl 1990-1-8 10 Riverside 1/4mi down Hayfield Rd. south of I-10 500 Comment
  SEINET4890282 Image available Echinocereus engelmannii subsp. engelmannii Marc A. Baker, Michelle Cloud-Hughes 2011-6-10 17354 .3 Riverside Along Morris Ranch Road, 400m north of Kenworthy Station, 4km west of Butterfly Peak, west baseof San Jacinto Mountains, Garner Valley, just east of Thomas Mountain. 1420 Comment
  UCR92277  Echinochloa crus-galli Scott D. White, S. Ogg 1994-10-17 2498 Riverside City of Temecula, Murrieta Creek channel at confluence with Santa Gertrudis Creek 320 Comment
  RSA557322  Echinochloa crus-galli Scott D. White 1993-7-5 1384 Riverside San Jacinto Wildlife Area. West of dirt road. 445 Comment
  UCR201019  Echinochloa oryzicola Scott D. White, Justin M. Wood 2008-9-17 12538 Riverside Peninsular Range; Perris-Aguanga Basin, Romoland, 1/4 mile S of Ethanac Rd, between San Jacinto Rd and Palomar Rd, just S of railroad tracks 448 Comment
  UCR243742  Elaeagnus angustifolia G. F. Pratt 2013-8-2 s.n. Riverside Peninsular Range, 6.8 miles SE (162 deg. ) of Anza/Hwy 371 at Contreras Rd., near intersection of Terwilliger Rd. and Nickerson Rd. 1266 Comment
  RSA788870  Eleocharis G. D. Wallace 2003-7-8 4032 Riverside Hidden Lake. Comment
  CAS-BOT-BC112920  Eleocharis macrostachya Earl W. Lathrop 1968-5-15 6875 Riverside 6 miles west of Murrieta, Mesa de Colorado of Santa Rosa Plateau. 624 Comment
  RSA526161  Eleocharis montevidensis Steve Boyd, Timothy S. Ross 1990-5-11 4664 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  UCR59673  Eleocharis montevidensis Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3548 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake area, pond and freshwater marsh in Kolb Creek, just south of the lake Comment
  POM10225  Eleocharis palustris F. M. Reed 1907-6-9 1400 Riverside Cienega near Spring Brook [Pump?] House, above Fairmont Park. Comment
  RSA556501  Eleocharis palustris Julie Greene 1993-4-3 1105 Riverside San Jacinto Wildlife Area: west of dirt road. 445 Comment
  UCR126373  Eleocharis palustris A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 682 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR116677  Elymus condensatus A. C. Sanders, Chet McGaugh 2001-7-26 24470 Riverside Perris-Aguanga Basin region, Mockingbird Creek, beside Harley John Rd. just above Mockingbird Canyon Rd., Woodcrest area, Riverside 427 Comment
  UCR96426  Elymus elymoides Scott D. White 1996-8-1 4404 A Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  UCR178345  Elymus glaucus Tracy Tennant, Mitch Provance, Jeffrey Ross 1998-6-25 MOR- 1049 Riverside Transverse Range; San Bernardino Mtns., Morongo Indian Reservation, upper Corral Canyon, tree stand C-01 1280 Comment
  UCR207342  Elymus repens O. F. Clarke 2004-5-17 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  SD234759  Elymus stebbinsii A. C. Sanders, T. Thomas, T. B. Salvato 2008-6-24 35560 Riverside Peninsular Range; San Jacinto Mtns.: May Valley c. 1.25 mi. SW of Fleming Ranch, nameless tributary NW of Herkey Crk., north of Bonita Vista Rd. and NE of May Valley Rd. 1555 Comment
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Sep 26 2019
  RSA674940  Elymus trachycaulus Scott D. White, Bill La Haye 2000-5-27 7947 Riverside San Jacinto Mountains: Baldy Mtn. area. 1616 Comment
  UC37038  Elymus trachycaulus H. M. Hall 1901-7-1 2541 Riverside Fuller's Mill Mts. San Jacinto Mountains 1798 Comment
  RSA444571  Emmenanthe penduliflora Walter Wisura 1988-3-23 4215 Riverside In wash along trai aproaching 49 palms oasis, Joshua Tree National Comment
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Sep 7 2013
  UCSB5259  Emmenanthe penduliflora Koran, Jr., John 1958-5-18 Riverside 8.4 miles S. of Hemet Lake on Hwy. 74 Comment
  JOTR30979  Emmenanthe penduliflora var. penduliflora La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1956 Riverside Joshua Tree National Park. (Stop 2) Hexie Mountains, east end of Blue Cut Gorge, toe slope with bouldery wash Comment
  SBBG6075  Emmenanthe penduliflora var. penduliflora C. H. Muller 1952-4-5 9493 Riverside White Water Cyn, 1 mi above White Water Comment
  SBBG112481  Encelia actoni C. Bornstein 1994-5-2 Riverside Randolph Ranch, Joshua Tree Nat Monument 1280 Comment
  SD186078  Encelia actoni A. C. Sanders, Mike Misenhelter 2005-6-15 30995 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., southwest of Rocky Ridge and southeast of Black Hills. 640 Comment
  UC495322  Encelia actoni P. A. Munz 1932-4-24 12399 Riverside Snow Creek Canyon San Jacinto Mts., Snow Creek Canyon 457 Comment
  CAS-BOT-BC131342  Encelia farinosa Ira L. Wiggins 1941-3-24 9577 Riverside Along eastern side of Salton Sea, 2.7 miles south of Mortmar Comment
  SJSU1904  Encelia farinosa J. W. Tilden 1957-4-18 1099 Riverside near Whitewater E of San Gorgonio Pass Comment
  UC1292317  Encelia farinosa C. L. Hitchcock and C. V. Muhlick 1964-3-17 23077 Riverside 8 mi se Corona (along road to Elsinore) Comment
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Oct 16 2011
  UC1777712  Encelia farinosa Donald W. Kyhos 1965-5-11 65 -211 Riverside mouth of Whitewater Canyon; Palm Springs Comment
  UCR177841  Encelia farinosa Marisa Sripracha, K. A. Boyd 2004-3-21 054 Riverside San Jacinto Mtns. Foothills/Sonoran (Colorado) Desert, Snow Creek 366 Comment
  POM182067  Encelia farinosa var. farinosa P. A. Munz 1932-3-14 11983 Riverside Colorado Desert, Coachella Valley, Deep Canyon. 152 Comment
  POM47785  Encelia farinosa var. farinosa Mary F. Spencer 1918-4-5 77773 Riverside Palm Springs. 137 Comment
  CAS-BOT-BC131413  Encelia frutescens John Thomas Howell 1928-3-24 3511 Riverside Near Palm Wash, 35 miles south of Indio, Colorado Desert Comment
  SEINET7845949 Image available Encelia frutescens H. M. Hall 5859 Riverside Colorado Desert, near Canon Springs Comment
  CLARK-A1656-673  Encelia virginensis subsp. actonii Milton Walker 1978-1-27 Riverside Corn Springs Wash Comment
  UCR262468  Enchylaena tomentosa A. C. Sanders, Richard Block 2015-7-4 41746 Riverside Peninsular Range, Riverside, R. & J. Block residence on Two Trees Rd. in Belvedere Heights neighborhood 396 Comment
  NY70354  Ephedra aspera C. L. Hitchcock 1940-3-29 5868 Riverside Cottonwood Canyon, ca, 100 yards east of Spring. Comment
  UCR240045  Ephedra aspera A. C. Sanders, Chika Mori 2011-6-14 39661 Riverside Peninsular Range; Santa Rosa Mtns., Hwy 74 near 'Agave Hill', 0.3 km SW (249 deg. ) of VABM 'Lucky', 1.6 km NE (37 deg. ) of Black Hill, ridge west of Deep Canyon and east of Carrizo Creek, above switch backs 801 Comment
  UCR41522  Ephedra aspera A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6142 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  PASA1867  Ephedra californica R. E. Merrill Riverside Palm Canyon Comment
  RSA650256  Ephedra californica David B. Dunn 1948-1-25 3641 Riverside southeast of Banning Pass 1 mile S.E. of Cabazon. Comment
  RSA696370  Ephedra californica Keith E. Hoffmaster 1937-3-16 s.n. Riverside Palm Springs. Comment
  SBBG21950  Ephedra californica R. F. Thorne 1964-5-3 33851 Riverside near hwy ca. 4 mi S of Morongo Valley, ca. 3 mi S of San Bernardino Co line Comment
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Apr 24 2011
  SBBG29377  Ephedra nevadensis D. Myrick 1968-3-4 1803 Riverside Desert Hot Springs 304 Comment
  UC729947  Ephedra nevadensis B. D. Stark 1932-6-17 Riverside canyon above Cottonwood Springs; Colorado Desert, Eagle Mts. 396 Comment
  UCR159203  Epilobium brachycarpum A. C. Sanders, Kelly Volansky 2005-8-31 31579 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  UCR22126  Epilobium canum subsp. canum Steve Boyd 1980-7-6 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  SD229206  Epilobium canum subsp. latifolium Dick Schwenkmeyer 2012-8-27 807 Riverside 2.6 mi. east of the intersection of highway 243 and Fuller's Mill road, 7.5 mi. north of Idyllwild. 2034 Comment
  UC218230  Epilobium canum subsp. latifolium P. A. Munz 1922-9-5 6363 Riverside trail from Fern Valley to Tahquitz; San Jacinto Mts. 2164 Comment
  UC20048  Epilobium ciliatum subsp. ciliatum H. M. Hall August, 1901 2589 Riverside Tamarack Valley San Jacinto Mountains (in meadows or along creeks) 2499 Comment
  UC454597  Epilobium oregonense I. J. Condit 1910-6-21 Riverside Tahquitz camp San Jacinto Mts (in meadow) 2438 Comment
  RSA575856  Epilobium pygmaeum Steve Boyd, A. C. Sanders 1980-5-19 s.n. Riverside San Jacinto Valley, along the Ramona Expressway. near Lakeview Hotsprings. Comment
  RSA684604  Equisetum laevigatum Norman C. Cooper 1944-4-8 1054 Riverside Andreas Canyon 305 Comment
  UCR116955  Eragrostis A. C. Sanders, T. B. Salvato 2001-5-3 24114 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  JOTR29222  Eragrostis cilianensis La Doux, Tasha, Mike Bell 2005-9-15 1335 Riverside Joshua Tree National Park. Near Hidden Valley campground Comment
  UC38340  Eragrostis cilianensis H. M. Hall August, 1899 1366 Riverside Riverside Comment
  UCD63458  Eragrostis mexicana F. M. Reed 1927-11-20 5680 Riverside Riverside and vicinity. Comment
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May 1 2011
  UCR2388  Eragrostis pectinacea var. pectinacea F. M. Reed 1904-8-10 85 Riverside Riverside Comment
  JOTR31898  Eremalche rotundifolia La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 2147 Riverside Joshua Tree National Park. West Cottonwood Mountains; rocky bench between deep drainages in large southwest facing canyon feeding into east Pinkham Wash Comment
  SFV7917  Eremalche rotundifolia T. Gordon, K. A. Wilson, M. H. Grayum, G. Poseley 1976-4-30 1280 Riverside Along Parker Dam Highway about 8 miles northeast of Desert Center. 183 Comment
  SBBG28429  Eremocarya lepida D. Myrick 1964-4-30 816 Riverside Pines to Palms Hwy 74, 15 mi W of Palm Desert 1219 Comment
  SBBG63731  Eremocarya lepida R. Hoffmann 1929-9-8 Riverside San Jacinto Mtns 1981 Comment
  UCR251578  Eremothera boothii subsp. condensata Jim Andre 2013-3-27 24841 Riverside NE Colorado Desert, Riverside Mountains, Agnes Wilson Rd. west of crossing of Colorado River, 0.8 mi east of Hwy 95, 12.4 mi south of Vidal Junction 115 Comment
  JOTR36442  Eremothera refracta La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3412 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; just west of bend in Hwy 177 near park boundary; desert pavements w/ braided rivulets (Stop 1) 213 Comment
  UCD170704  Eremothera refracta G. K. Helmkamp; E. A. Helmkamp 1998-2-18 2739 Riverside Chuckwalla Mountains: Graham Pass Road, 10.6 miles SSW of Chuckwalla Valley Road. 448 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-BC514318  Eriastrum densifolium subsp. austromontanum D. E. Breedlove 1961-8-4 933 Riverside Along Riverside Hwy 1 at jct with road to Black Mountain Campground; San Jacinto Mtns 1676 Comment
  LA106802  Eriastrum densifolium subsp. densifolium Elizabeth McClintock; 1940-7-21 sn Riverside Santa Rosa Mountains, near Santa Rosa Springs Comment
  UCR19160  Eriastrum densifolium subsp. densifolium John C. Roos 1965-7-22 s.n. Riverside San Jacinto Mtns, near Mountain Center 1372 Comment
  RSA0110547  Eriastrum densifolium subsp. elongatum Marcus E. Jones 1903-5-11 s.n. Riverside Banning. 701 Comment
  UCR189573  Eriastrum densifolium subsp. sanctorum Josh Koepke 2005-7-26 045 Riverside Santa Ana River, within Santa Ana River bed nearest the western edge, 0.1 miles north of Hwy 60 overpass 247 Comment
  JOTR34196  Eriastrum eremicum subsp. eremicum La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2989 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; narrow canyon with loamy slopes and rocky outcrops; 2009 burn area, below Lost Horse Mine Comment
  UC971781  Eriastrum eremicum subsp. eremicum H. K. Wagnon 1944-5-30 411 Riverside Corner of Indian Ave and Ramon Road, Palm Springs. Comment
  RSA0120105  Eriastrum eremicum subsp. eremicum C. L. Hitchcock 1940-4-4 5956 Riverside Pinto Basin. Comment
  UCR258632  Eriastrum sapphirinum T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7897 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 1.3 mi north of Hwy 15 and Temescal Canyon 555 Comment
  UCR281101  Eriastrum sapphirinum subsp. dasyanthum Mitch Provance 2017-5-25 517- 67 Riverside Temescal Valley, 0.3 to 0.5 miles SE of Indian Truck Trail, between Temescal Canyon Rd. and Hwy. 15 361 Comment
  RSA0094097  Eriastrum sapphirinum subsp. sapphirinum Duncan S. Bell, Evan Meyer, Sonia Pena 2015-10-20 8723 Riverside Santa Rosa Mountains; approximately 0.75 air mile west of the summit of Santa Rosa Mountain. 2196 Comment
  POM281150  Ericameria cuneata var. spathulata Ethel Rush 1951-4-12 166 Riverside Split Rocks Tank, Joshua Tree Natl. Mon. Little San Bernardino Mt. Range, Salton Sea Drainage Area. 1067 Comment
  RSA500083  Ericameria linearifolia Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-2 3229 Riverside Vail Lake area: Between Kolb Creek and Temecula Creek, forming peninsula at SW end of lake. Comment
  UC1329821  Ericameria linearifolia James E. Cole 1941-5-17 714 Riverside Covington Flat Canyon Joshua Tree National Monument, Covington Flat Canyon 1371 Comment
  CAS-BOT-BC299530  Ericameria palmeri var. pachylepis H. M. Hall 1927-10-23 12298 Riverside Valley floor at E. end of Lake Elsinore Comment
  RSA655081  Ericameria palmeri var. pachylepis Scott D. White 1999-10-7 7624 Riverside Menifee / Sun City Area: South of McColl Ave. and east of I-215 freeway. 442 Comment
  SEINET9371077  Ericameria teretifolia Unknown 1936-12-24 36815 Riverside Riverside Comment
  UCR98178  Erigeron breweri Scott D. White 1993-5-29 1439 Riverside San Bernardino Mtns., Banning Canyon & Big Oaks Canyon along the road to Raywood Flat on Yucaipa Ridge 1067 Comment
  UC130500  Erigeron breweri var. jacinteus Charlotte M. Wilder 1909-7-14 972 a Riverside near Tahquitz Peak Comment
  UC218166  Erigeron divergens P. A. Munz 1922-6-24 5797 Riverside grassy banks along Pipe Creek; San Jacinto Mts., Hemet Valley, Pipe Creek 1584 Comment
  RSA507474  Erigeron foliosus Kathy Harper 1988-5-14 s.n. Riverside San Jacinto Mountains, along Hwy 243, 1-2 mi. below Mt. Edna turnoff. Comment
  CHSC318  Erigeron foliosus var. foliosus E. Thomas 1940-5-26 Riverside Temecula Canyon. Comment
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Mar 27 2011
  JEPS41521  Erigeron foliosus var. foliosus W. L. Jepson 1914-5-25 6078 Riverside San Timoteo Canyon Comment
  UC63039  Erigeron foliosus var. foliosus H. M. Hall 1901-6-1 2147 Riverside e base, along the borders of Colorado Desert; Southern California, San Jacinto Mountains, Colorado Desert Comment
  UCR225682  Erigeron foliosus var. foliosus Steve Boyd, Valerie Soza 2004-6-22 11548 Riverside Peninsular Ranges; San Jacinto Mountains region, Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along Forest Service Road 5N13 near 5N06 1463 Comment
  CAS-BOT-BC189073  Eriodictyon crassifolium Roxana S. Ferris; Ruth P. Rossbach 1938-5-20 9660 Riverside 3 miles below junction of Idyllwild Road on State Highway 74 Comment
  UCSB9329  Eriodictyon crassifolium Lloyd, Robert 1960-3-23 Riverside 2 miles up Snow Canyon Road from State Rd. 111; San Jacinto Mt. Range; Colorado Desert drainage area 609 Comment
  UC1979591  Eriodictyon crassifolium var. crassifolium D. L Banks, Steve Boyd 1995-3-30 0127 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., W of the Dripping Springs Alcove, on the Woodchuck Trail. Comment
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Nov 18 2015
  UCR17809  Eriodictyon crassifolium var. crassifolium O. F. Clarke 1973-4-6 s.n. Riverside San Jacinto Mtns, Juaro Canyon, lower west side of the mountains near Soboba Hot Springs 549 Comment
  UCR260865  Eriodictyon crassifolium var. crassifolium A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41462 Riverside San Gorgonio Pass, San Gorgonio River wash, c. 2.95 miles ESE of Cabazon, c. 0.84 mi. NNW (335 deg. ) of One Horse Spring, south of I-10 and SE of water bottling plant, edge of wind farm 452 Comment
  UCR35117  Eriodictyon crassifolium var. crassifolium L. B. Ziegler 1967-5-18 131 Riverside San Jacinto Valley, side canyon off lower Bautista Canyon 534 Comment
  UCR193731  Eriogonum A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35649 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
  JOTR32456  Eriogonum angulosum La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2603 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam loop trail, near trailhead; Sandy wash and open flats among boulder outcrops (Stop 2) 1298 Comment
  UCR111262  Eriogonum apiculatum Ralph Hoffmann 1929-9-10 s.n. Riverside San Jacinto Mountains, Tahquitz Peak 2439 Comment
  RSA393168  Eriogonum davidsonii P. A. Munz 1922-9-6 s.n. Riverside North of Dark Canyon. 1524 Comment
  UCR243575  Eriogonum davidsonii Jim Andre, T. La Doux, R. B. Kelley 2011-5-4 21106 Riverside Southern Mojave Desert, Joshua Tree National Park, Long Canyon, upper watershed on east ridge, 1.1 mi south of radio tower, c. 6 mi. south of town center of Yucca Valley 1207 Comment
  UCR94611  Eriogonum davidsonii G. R. Ballmer, Kay Stockwell 1995-6-24 s.n. Riverside San Jacinto Mountains, along trail from Morris Ranch Rd. to Pacific Crest Trail, near Pyramid Peak 1982 Comment
  CAS-BOT-BC256133  Eriogonum deflexum var. deflexum John Thomas Howell 1928-1-29 3294 Riverside Painted Canyon, Colorado Desert Comment
  RSA522717  Eriogonum elongatum Steve Boyd, Tim S. Ross 1989-8-28 3808 Riverside Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east. 442 Comment
  UCR258753  Eriogonum elongatum T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7911 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 0.6 mi north of Hwy 15 and Temescal Canyon 476 Comment
  UCR35088  Eriogonum elongatum L. B. Ziegler 1967-12-15 270 Riverside San Jacinto Mtns., Foothills of Mtns. In lower Bautista Canyon 610 Comment
  UCR178538  Eriogonum fasciculatum R. G. Swinney 1967-5-26 135 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Snow Creek 381 Comment
  VVC410  Eriogonum fasciculatum Markell Kohn 1959-2-26 s.n. Riverside Santa Ana River Drainage, Campus of UCR; 100 yds south on road behind CES administration bldg. 360 Comment
  UCR158522  Eriogonum fasciculatum subsp. foliolosum A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30044 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
  UCR235218  Eriogonum fasciculatum subsp. polifolium A. C. Sanders, John F. Green 2012-6-1 40241 Riverside Peninsular Range; Perris-Aguanga Basin Region, powerline route south of Ethanac Rd. and north of McPherson Rd., near south end of Richland Ln., E of Hwy 74, c. 6.1 km SW (219 deg. ) of Perris 495 Comment
  RSA0056370  Eriogonum fasciculatum var. flavoviride James R. Shevock 1970-12-13 562 Riverside White Tank; Joshua Tree. 1173 Comment
  CAS-BOT-BC249962  Eriogonum fasciculatum var. foliolosum M. Bourell; R. Patterson; S. Timbrook 1986-4-7 2951 Riverside Temescal Canyon Rd. ca. 1 mi. SE of Glenn Ivy Hotsprings [Hot Springs] Rd. ca. 200 m. from RR overpass 259 Comment
  RSA457781  Eriogonum fasciculatum var. polifolium Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2217 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine. 400 Comment
  RSA525269  Eriogonum fasciculatum var. polifolium Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4582 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 579 Comment
  UCR117099  Eriogonum fasciculatum var. polifolium A. C. Sanders, T. B. Salvato 2001-5-16 24303 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
  POM153369  Eriogonum gracile var. gracile P. A. Munz, I. M. Johnston 1928-9-12 11256 Riverside Temescal Canyon. Comment
  RSA242184  Eriogonum gracile var. gracile James L. Reveal, Caroline G. Reveal 1972-8-9 2850 Riverside Along California Highway 74 at Strawberry Creek, about 5.5 miles west of the junction with Highway 243. 915 Comment
  RSA66027  Eriogonum gracile var. gracile F. W. Peirson 1922-12-26 3334 Riverside Cabazon, W edge of Colorado Desert. Comment
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Mar 13 2011
  CAS-BOT-BC257568  Eriogonum inflatum H. Walton Clark 1926-6-1 s.n. Riverside Indio Comment
  RSA0054925  Eriogonum inflatum W. Marquart 1938-3-12 s.n. Riverside Mule Mts. South of Chuckawalla Range. Comment
  RSA785068  Eriogonum maculatum Anna Kostikova, Glenn Litsios, Sarah Burgy, Steve Boyd 2010-6-20 76 Riverside Belvedere road, turn from Hwy 74, uphill towards white rocks. Comment
  RSA393695  Eriogonum molestum N. C. Cooper 1944-7-16 1610 Riverside At trailside. San Jacinto Mt. above Pine Cove 2073 Comment
  JOTR16816  Eriogonum nidularium Baker, James K. & Baker, Ilisa T. 1966-10-14 s.n. Riverside Joshua Tree National Park. LOST HORSE AREA VICINITY RANGER STATION 1310 Comment
  CAS-BOT-BC269780  Eriogonum nudum var. pauciflorum H. M. Hall 1901-7-1 2504 Riverside San Jacinto Mountains 1645 Comment
  JOTR35315  Eriogonum nudum var. pauciflorum Wheeler, Mark 2011-10-20 s.n. Riverside Joshua Tree National Park. just east of Inspiration Point, localized population in canyon 1620 Comment
  RSA393613  Eriogonum nudum var. pauciflorum M. B. Dunkle 1933-7-19 3692 Riverside Tahquitz Ridge. San Jacinto Mountains. 2530 Comment
  UC849804  Eriogonum nudum var. pauciflorum I. W. Clokey, E. G. Anderson 1935-8-21 6590 Riverside Keen Camp P.O. 1425 Comment
  POM310394  Eriogonum pusillum Margaret Hardinge 1946-4-29 267 Riverside Along road to 29 Palms just before getting into Morongo Valley- to the south. 396 Comment
  RSA766164  Eriogonum pusillum Joseph A. Ewan 1929-3-23 179 Riverside Whitewater canyon, 457 Comment
  UCSB18462  Eriogonum pusillum Keith, Sheldon 1963-5-5 Riverside State Highway 74; 10.2 miles SW of Palm Desert 883 Comment
  UCSB9110  Eriogonum pusillum Ewan, Joseph 1929-3-23 Riverside Whitewater Cyn; Colorado Desert 457 Comment
  UC578042  Eriogonum reniforme H. S. Yates 1937-6-28 6736 Riverside near Palm Springs; San Jacinto Quadrangle 121 Comment
  GMDRC5505  Eriogonum saxatile J. Andre, T. La Doux, R. B. Kelley 2011-5-4 21083 Riverside Little San Bernardino Mountains: Long Canyon, up side canyon approx. 400 m. west of main canyon drainage 1172 Comment
  RSA757616  Eriogonum saxatile LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4342 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
  CDA23010  Eriogonum thomasii G. D. Barbe, T. C. Fuller 1973-2-27 1047 Riverside 0.2 miles east of Coachella Canal on S.R. 195. Box Canyon Wash. 0 Comment
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Jul 14 2016
  HSC88767  Eriogonum thomasii Elizabeth Neese 1979-4-11 7093 Riverside Between Blythe and Rice, 11 mi. NW of Blythe. 305 Comment
  JEPS56263  Eriogonum thomasii W. L. Jepson 1927-4-12 11655 Riverside Painted Canyon Mecca Hills, Painted Canyon 76 Comment
  RSA264057  Eriogonum thomasii Noel Holmgren, Patricia K. Holmgren 1974-3-23 7468 Riverside Box Canyon Wash, 11.4 (9 aitrlines) miles east-northeast of Mecca. 244 Comment
  RSA27712  Eriogonum thomasii C. L. Hitchcock 1940-3-31 5890 Riverside Between Cottonwood Spring and Pinto Basin. Comment
  SBBG99612  Eriogonum thomasii W. L. Halvorson 1977-3-8 77 -92 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  UC1279724  Eriogonum thomasii David B. Dunn, Shogo, Schroeder, Bruskin, Folsom 1948-3-13 3733 Riverside near Pushawalla Canyon (w of Indio); Colorado Desert, Indio Hills Comment
  UCR41912  Eriogonum thomasii A. C. Sanders, B. Pitzer, D. Charlton, R. & J. Kniffen, J. M. Stewart 1986-3-2 6064 Riverside Sonoran (Colorado) Desert, Graham Pass, between Chuckwalla Mtns & Little Chuckwalla Mtns. 503 Comment
  JEPS56279  Eriogonum thurberi W. L. Jepson 1901-5-30 1553 Riverside Temecula River between Aguanga and Temecula; Temecula River Comment
  UC6569  Eriogonum thurberi W. G. Wright 1889-1 1765 Riverside Colorado Desert Comment
  UCR211720  Eriogonum thurberi Fred M. Roberts, D. E. Bramlet 2005-6-6 6247 Riverside Perris Basin, San Jacinto Valley, San Jacinto River Wash, just west of SR 79 overpass, 1.4 km west-southwest of Gilman Hot Springs 442 Comment
  CAS-BOT-BC261779  Eriogonum wrightii var. nodosum P. A. Munz 1932-10-16 12852 Riverside North base of Santa Rosa Mts., road Indio to Vandeventer Flat 609 Comment
  RSA0104079  Eriogonum wrightii var. wrightii Duncan S. Bell, Evan Meyer 2014-10-28 7667 Riverside Orocopia Mountains; northwest section of range; approximately 1.8 air miles northwest of the summit of Orocopia Mountain. 936 Comment
  UCR2829  Erioneuron pulchellum F. M. Reed 1920-5-10 4340 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Rocky ridge north of Murray Canyon [near Palm Springs] 396 Comment
  UCR51982  Erioneuron pulchellum Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, et al. 1988-3-10 2185 Riverside Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  POM31121  Eriophyllum ambiguum var. paleaceum H. M. Hall 1905-4-14 5760 Riverside Palm Springs, in the lower sonoran zone of the Colorado Desert. 150 Comment
  POM288454  Eriophyllum confertiflorum Lyman Benson 1932-3-26 3185 Riverside Summit Temecula Grade. 610 Comment
  RSA585179  Eriophyllum confertiflorum D. Atwood 1993-3-26 17661 Riverside 1.5 mi. S. of Lake Elsinore, along Hwy 74. 671 Comment
  SEINET2051095 Image available Eriophyllum confertiflorum Ed LaRue 1989-4-26 Riverside 2 air mi. NW of Lake Elsinore, adjacent to Cleveland National Forest, at mouths of Rice and McVicker Canyons. Alberhill Quad 7.5 488 Comment
  SEINET2051130 Image available Eriophyllum confertiflorum Howard S. Gentry 1947-4-20 7631 Riverside Gentry Farm 3 miles NE of Murrieta. 396 Comment
  UCR174616  Eriophyllum confertiflorum Jennifer H. Jones, Thi (Teresa) Bui and Holly Summers 2006-5-31 341 Riverside Peninsular Ranges; San Jacinto Mtns., just down Mt. Edna Road west off of Calif. Hwy 243 1146 Comment
  UCR241498  Eriophyllum confertiflorum Tracy Tennant, Jeffrey Ross 1998-5-21 MOR- 220 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Hathaway Creek Canyon, NW of Cabazon 976 Comment
  SD133183  Eriophyllum confertiflorum var. confertiflorum Scott White 1991-5-13 91 85 Riverside Highway 79 immediately west of U. S. Forest Service Campground at Dripping Springs. 550 Comment
  UC1292309  Eriophyllum confertiflorum var. confertiflorum C. L. Hitchcock and C. V. Muhlick 1964-3-17 23106 Riverside 10 mi n Pala (on road to Elsinore) Comment
  CAS-BOT-BC301784  Eriophyllum multicaule Frank W. Peirson 1922-4-29 2927 Riverside Road to Leach Canon [Canyon], Elsinore Comment
  CLARK-A1528-212  Eriophyllum multicaule C. M. Flanagan 1973-4-14 OO 110 Riverside 518 Comment
  RSA516882  Eriophyllum multicaule Steve Boyd 1986-3-1 1365 Riverside Gavilan Hills, Gavilan Plateau: 1/4 mile south of Harford Springs County Park. 640 Comment
  SEINET7073292  Eriophyllum multicaule A. G. Vestal 1963-4-27 s.n. Riverside Cottonwood Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  RSA21482  Eriophyllum wallacei C. B. Wolf 1937-4-5 8417 Riverside San Gorgonio Pass, 1 mi. W. of Whitewater 365 Comment
  RSA715095  Eriophyllum wallacei Sarah J. De Groot, J. Mark Porter 2006-3-14 5195 Riverside North foot of San Jacinto Mts., between Snow Creek Road and Highway 111; several miles downstream from gaging station. 366 Comment
  UCR178611  Eriophyllum wallacei Mitch Provance, Tracy Tennant 1998-6-16 MOR- 388 Riverside San Bernardino Mtns., Morongo Indian Reservation, 0.5 mi. north of junction of East Branch and Millard Canyon 1220 Comment
  RSA612782  Erodium botrys D. L. Banks, Victor W. Steinmann 1997-3-13 1420 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
  RSA714374  Erodium botrys T. B. Salvato, John Green 2004-5-27 615 Riverside Head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp. 1402 Comment
  SFV11886  Erodium cicutarium R. H. Swade 1963-12-7 s. n. Riverside Colorado Desert Open desert west of Snow Creek Road, about 3 miles south of Interstate 10 intersection with California State Highway 111. 366 Comment
  UCR224993  Erodium cicutarium Dave Silverman, Cindy Hopkins, Jamison Miner 2008-3-31 7009 Riverside SE of Banning, old gravel pit/dump E of water treatment facility, along Smith Creek, 320 m S of East Westward Ave. 628 Comment
  RSA650067  Erodium cicutarium David B. Dunn 1948-3-14 3778 Riverside collected in Whitewater, just West of station. Comment
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Jan 14 2010
  UC63848  Erodium macrophyllum H. M. Hall 1897-5-4 523 Riverside Alice Mine Comment
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Jun 2 2012
  UCD103002  Erodium texanum C. L. Hitchcock 1966-3-20 24308 Riverside 30 miles n. of Ogilby, along rd. to Blythe.Riverside County: 30 miles N of Ogilby, along road to Blythe. Comment
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Mar 2 2013
  RSA470845  Eryngium Benton 1923-05 3574 Riverside Palm Springs. Comment
  CAS-BOT-BC54329  Erysimum capitatum G. B. Rossbach 1955-4-28 585 Riverside 2 miles east of Santa Rosa summit on Route 74, northwest end of Santa Rosa Mountains. 1502 Comment
  CAS-BOT-BC54338  Erysimum capitatum Ynez Whilton Winblad 1937-4-23 s.n. Riverside Pines to Palms Highway. Mount San Jacinto. Comment
  UC488990  Erysimum capitatum C. V. Meyer June 1927 170 Riverside San Jacinto Mts. 1676 Comment
  UC729822  Erysimum capitatum Carl B. Wolf 1932-8-4 3910 Riverside near Idyllwild; San Jacinto Mts., Point View 1645 Comment
  LA204343  Erysimum capitatum var. capitatum Robert G. Engman; sn Riverside San Jacinto Mountains Comment
  SD70913  Erythranthe cardinalis Helen V. Witham 1969-7-2 175 Riverside edge of water. De Luz Creek crossing, 4 mil. N. of De Luz 249 Comment
  SD137600  Erythranthe palmeri Darin L. Banks, Steve Boyd 1995-5-9 373 Riverside Cleveland National Forest, Agua Tibia Wiolderness Area, N face of Agua Tibia Mountain, theDorland Mountain area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground 680 Comment
  RSA0014884  Erythranthe tilingii Ralph Hoffmann 1929-9-5 s.n. Riverside Tahquitz Valley, San Jacinto Mountains. 2439 Comment
  UCD96513  Eschscholzia androuxii Shannon M. Still 2009-2-22 445 Riverside California. Riverside County: Joshua Tree National Park. Cottonwood Wash, on east side of wash. 612 Comment
  JEPS51796  Eschscholzia californica W. L. Jepson May 17 1901-Jun 1 1901 1319 Riverside Chalk Hill Mt. San Jacinto Comment
  POM293998  Eschscholzia californica Lyman Benson, Robert Benson 1952-4-8 14850 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area. 610 Comment
  RSA433680  Eschscholzia californica Bonnie C. Templeton 1931-4-23 s.n. Riverside Gavilan Peak. 600 Comment
  RSA433689  Eschscholzia californica N. C. Cooper 1944-4-22 1139 Riverside Banning. 762 Comment
  UC855146  Eschscholzia californica I. W. Clokey, C. B. Clokey, and B. C. Templeton 1930-4-15 4641 Riverside Gavilan Peak 600 Comment
  UCR241214  Eschscholzia californica Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 51 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Hathaway Canyon near woodland stand H-02 945 Comment
  UCD94204  Eschscholzia glyptosperma Shannon M. Still 2008-3-21 315 Riverside California. Riverside County: Little Maria Mountains on Midland Road. North of pass through the mountains just off west side of the road. 271 Comment
  RSA695435  Eschscholzia minutiflora Scott D. White, Michael Honer 2003-5-14 9288 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  CAS-BOT-BC419635  Eschscholzia parishii James Henrickson 1963-3-29 1209 Riverside 12 miles East of Mecca, along Hy. 195 304 Comment
  UC667307  Eschscholzia parishii Annie M. Alexander and Louise Kellogg 1941-5-14 2169 Riverside 5 mi s Cottonwood Spring; Colorado Desert, Eagle Mountains Comment
  UCR780  Eschscholzia parishii S. C. Anderson 1957-4-14 s.n. Riverside Santa Rosa Mtns., Deep Canyon, south of Palm Desert. 305 Comment
  UC1608073  Eucalyptus camaldulensis D. Goodward April 1987 30 Riverside Eucalyptus irrigation plot U.C. Riverside Moreno Valley Field Station (s. of Alessandro Blvd. near Nason St., Tree R45T6); Moreno Valley, U.C. Riverside Moreno Valley Field Station 457 Comment
  UCR67001  Eucalyptus camaldulensis S. J. Myers 1990-12-5 s.n. Riverside Santa Ana River, Louis Rubidoux Nature Center, along drainage that connects to Sunnyslope Channel, and to the confluence with the Santa Ana River 213 Comment
  RSA516756  Eucrypta chrysanthemifolia Ed LaRue 1989-4-25 s.n. Riverside 4 mi (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. 488 Comment
  RSA75988  Eucrypta chrysanthemifolia var. bipinnatifida F. W. Peirson 1919-4-13 972 Riverside Tahquitz Canyon, near Palm Springs. Comment
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Sep 18 2011
  UCR123876  Eucrypta chrysanthemifolia var. chrysanthemifolia Steven R. Hill 2001-4-29 33521 Riverside Calimesa, south side of Route I-10 right-of-way, 0.2 mi west of Desert Lawn Road exit 705 Comment
  SDSU13834  Eulobus californicus W. Miller, C. Mosse Riverside Comment
  RSA736104  Euphorbia L. C. Wheeler 1952-4-5 6849 Riverside Painted Canyon. Comment
  UCR114930  Euphorbia albomarginata Julie A. Greene 1993-4-30 1275 Riverside San Jacinto Valley, San Jacinto Wildlife Area. south of visitor center road and north of the old San Jacinto River drainage 433 Comment
  UCR139628  Euphorbia albomarginata A. C. Sanders 2004-6-30 28390 Riverside Perris-Aguanga Surface/Menifee Valley Region, Paloma Valley, large rocky hill (1762 ft.) 1 mi. east of Murrieta Rd. and 1 mi. north of Bundy Canyon Rd., c. 5 miles due south of Sun City 518 Comment
  UCR17353  Euphorbia eriantha Loretta Bates 1978-4-15 s.n. Riverside Sonoran (Colorado) Desert, Graham Pass Road, Chuckwalla Bench. 457 Comment
  RSA0124747  Euphorbia jaegeri Duncan S. Bell, LeRoy Gross 2016-3-9 8838 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central section of range, approximately 1.75 air miles north of Gucci Spring. 551 Comment
  OBI39241  Euphorbia maculata A. C. Sanders 1982-6-12 2713 Riverside Riverside, garden at 422 Campus View Dr Comment
  RSA339680  Euphorbia misera R. F. Thorne 1980-5-25 54154 Riverside S-facing and W-facing, N-S rocky ridge at E side of Whitewater River at mouth of canyon. ca. 1/4-1/2 mile E of Whitewater Post office; S-facing end of rocky ridge above old rad, due N o hwy to Indio. Comment
  UCR14422  Euphorbia ocellata subsp. ocellata A. C. Sanders 1974-9-18 0296 Riverside Riverside, Botanic Garden at U.C.R., Australian section near back fence 412 Comment
  UCR100576  Euphorbia ophthalmica George K. Helmkamp 1997-11-7 2523 Riverside Sonoran (Colorado) Desert, Palm Springs, at the corner of El Cielo and Taquitz-McCallum. 152 Comment
  UCR129150  Euphorbia polycarpa Chris E. True, K. Flemming 2003-9-26 s.n. Riverside Sonoran (Colorado) Desert, Canyon Spring, Orocopia Mtns. 372 Comment
  UCR166529  Euphorbia polycarpa Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10879 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  UCD142790  Euphorbia serpillifolia Louis C. Wheeler 1965-6-27 8692 Riverside Corona: Overboltzer's Grove. Comment
  RSA356726  Euphorbia spathulata R. F. Thorne, E. W. Lathrop 1975-5-25 45555 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  RSA612273  Eustoma exaltatum Louis C. Wheeler 1933-8-13 2078 Riverside Santa Ana River at Chino Creek. 152 Comment
  POM319662  Euthamia occidentalis Patricia Wilder 1971-11-11 5290 Riverside Along Santa Ana River, Santa Ana River Drainage Area. 229 Comment
  SEINET13945543 Image available Fagonia chilensis Helen K. Sharsmith 1952-1 4062 Riverside NW base of Chuckawalla Mts., 7 mi S of Hwy 60-70; ca. 1750 ft alt. 533 Comment
  CAS-BOT-BC171046  Fagonia laevis Marcus E. Jones 1926-2-16 s.n. Riverside Corn Spring, Colorado Desert Comment
  POM128657  Fagonia laevis M. French Gilman 1927-5-22 s.n. Riverside Corn Springs, Chuckwalla Mts. Comment
  RSA0081525  Fagonia laevis Marc A. Baker, Michelle Cloud-Hughes 2014-2-16 17931 Riverside Big Maria Mountains, along the Midland-Vidal Road, 12.5km WSW of Quien Sabe Point, 33km NNW of Blythe. 337 Comment
  RSA0107798  Fagonia laevis Duncan S. Bell, Amanda Turek 2009-3-30 172 Riverside Southeast section of the Arica Mountains; approximately 1.25 air miles southwest of Priest Well. 349 Comment
  RSA77843  Fagonia laevis F. W. Peirson 1920-2-16 2029 Riverside Palm Canyon stream below the canyon, Palm Springs. region Comment
  UCD107160  Fagonia laevis C. L. Hitchcock 1966-3-16 24209 Riverside Along Palms to Pines Highway, 4 mi. S. of Palm Desert. 609 Comment
  UCR23760  Fagonia laevis John C. Roos 1966-3-26 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 mi SE of Desert Center 366 Comment
  SEINET10389805  Fagonia pachyacantha A. C. Sanders, Jim Malusa 2015-3-11 41400 Riverside Chocolate Mountains, Gasline Road south of junction with road to Observation Point Slats, c. 3.9 miles south of the Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range 674 Comment
  UCR108861  Festuca microstachys Heidi A. Haid 1968-1 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  UCR165414  Festuca microstachys A. C. Sanders 2005-4-21 29562 Riverside Peninsular Range, Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 mi. ESE of Gavilan Peak 622 Comment
  UCR228839  Festuca microstachys A. C. Sanders, T. B. Salvato 2011-4-27 39338 Riverside Peninsular Range, south side of Alberhill Mountain in vicinity of Durant Siding and Terra Cotta, near Nichols Rd. and extension (under construction) toward Lake St. 390 Comment
  UCR87146  Festuca octoflora A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16234 Riverside San Jacinto Mountains, San Gorgonio Pass: on and near a rocky spur at the N foot of the mountains, SW of Verbenia Ave, west of Snow Creek, east of Cabazon 550 Comment
  UCR125222  Ficus carica Mitch Provance 1998-9-5 1024 Riverside City of Riverside, Hillside area, along the south side of Dewey St., between Streeter Ave. and Palm Ave. 238 Comment
  RSA614653  Filago californica A. C. Sanders 1997-3-1 19700 Riverside Box Springs Mtns: Coyote Hill (Bench Mark 'Versity', 1386ft) and ridge S and SE of the UCR Botanic Garden 427 Comment
  RSA85099  Filago californica J. C. Roos 1952-4-9 5510 Riverside Scattered along dry sunny roadside with Avena barbata, Muhlenbergia microsperma, etc., southeast face Mt. Rubidoux. 335 Comment
  UCR167418  Filago californica John F. Green 2005-3-16 s.n. Riverside Perris-Aguanga Basin, Cajalco Canyon, SE of Corona, SW of Lake Mathews, east of Calif. highway 71; Collections made while monitoring pipeline repair 366 Comment
  UCR232070  Filago californica John F. Green 2008-4-24 13- 02 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris along Hwy 74, between Lazy Lizard Dr. and Wasson Canyon Rd. 504 Comment
  UCR166299  Filago depressa A. C. Sanders, P. J. MacKay, Tim Thomas, G. K. Helmkamp 1997-2-8 19675 Riverside Colorado Desert/San Jacinto Mtns, Palm Springs, Indian Avenue at Las Vegas Road, below mouth of Chino Canyon 188 Comment
  UCR262457  Filago depressa Stan C. Spencer 2001-4-27 s.n. Riverside Peninsular Range, edge of Wilson Creek, east of Sage Rd. near Radec 511 Comment
  RSA500099C  Filago gallica Steve Boyd, Tim Ross, L. Arnseth 1989-4-2 3211 Riverside Vail Lake Area, W end of bench on S flank of Oak Mt. 518 Comment
  RSA586304  Filago gallica D. L. Banks, S. D. Boyd 1995-5-3 0215 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  UCR134653  Filago gallica Mitch Provance 1998-4-9 404 Riverside Riverside, VABM 1031, Hill traditionally called 'Lionshead', or variously referred to as 'Challen Hill', located near the corner of Harrison St. and California Ave. in the Arlington area 259 Comment
  UC1478695  Flaveria trinervia Mark Tavianini 1977-10-23 Riverside Mickinley St., 1 mi n of 91 Freeway; La Sierra area Comment
  RSA544315  Foeniculum vulgare Steve Boyd 1991-7-13 6422 Riverside Temescal Canyon, W base of Gavilan Hills, site of old glass factory between Temescal Wash & I-15, just S of Cajalco Road. Comment
  RSA1241  Forestiera pubescens B. D. Stark 1930-3-17 1486 a Riverside Cajalco District, Riverside County. Comment
  UCR274791  Fouquieria splendens April Garbat, Sarah J. De Groot 2013-4-9 044 Riverside Sonoran (Colorado) Desert, along Graham Pass Rd near intersection with Chuckwalla Valley Rd. 416 Comment
  UCR207695  Fragaria vesca Justin M. Wood, Brandy N. Wood 2009-6-13 885 Riverside San Jacinto Mountains, Idyllwild County Park, Lily Creek and adjacent slope to west of campground 1616 Comment
  RSA0018445  Fragaria vesca R. M. Straw 1953-6-5 452 Riverside Fuller Mill Creek camp, Idyllwild-Banning Rd. Comment
  RSA762733  Frangula californica subsp. californica Patrick Garrett, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 87 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  CAS-BOT-BC217648  Fraxinus dipetala A. C. Sanders; Mark Elvin; Vipul Joshi 2002-4-26 25032 Riverside West fork of Laborde Canyon near old rocket test facility, The Badlands 621 Comment
  SDSU14313  Fraxinus velutina Kristin Andrade, Mike Simpson 2002-4-20 15 Riverside On north side of Santa Margarita river, tenth of a mile from junction of Via Tornado road. Santa Margarita Ecological Reserve Road. 223 Comment
  UCR177658  Fraxinus velutina var. coriacea P. A. Munz, I. M. Johnston 1924-7-29 8869 Riverside San Bernardino Mtns., San Gorgonio Canyon, north of Banning 1128 Comment
  RSA262106  Fritillaria biflora E. W. Lathrop 1971-3-24 7483 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  RSA712545  Funastrum cynanchoides var. cynanchoides T. B. Salvato, Kent Beaman 2005-5-16 791 Riverside San Jacinto River E of Valle Vista, just downstream from the Forest Service boundary and N of CA Hwy 74. 549 Comment
  RSA0097126  Funastrum cynanchoides var. hartwegii Marc A. Baker, Danny Cuellar, Chris Taylor, Paul Roberge, Cecile Shohet, Youssef Atallah 2015-7-3 18377 Riverside 1.8 km south of San Timoteo Wash, 15 km SE of central San Bernardino, 35m south of the San Bernardino County line. 491 Comment
  RSA458585  Funastrum cynanchoides var. hartwegii A. Menke 1955-4-25 s.n. Riverside Mouth of Tahquitz Canyon, Palm Springs. Comment
  SEINET3081970 Image available Funastrum cynanchoides var. hartwegii B. Pitzer 1986-4-26 185 Riverside San Bernardino Mtns.; Whitewater Canyon, c. 4.5 mi. north of Hwy I-10 on Whitewater Canyon Road 734 Comment
  RSA0118592  Funastrum hirtellum Sarah J. J. De Groot, Cheryl Sevilla 2016-3-16 7649 Riverside Mecca Hills, side road MC 093 from Little Box Canyon Road. Side canyon forking north from Little Box Canyon, east of Box Canyon. East side of Mecca Hills, east-northeast of Mecca. 281 Comment
  RSA792479  Funastrum hirtellum Justin M. Wood, Dustin Ray 2011-4-28 3850 Riverside Sonoran Desert: Chuckwalla Valley; Eagle Mountain Road, 2.8 miles west of Desert Center and 0.9 miles north of I-10. 312 Comment
  UCR112980  Gaillardia pulchella Mitch Provance 1998-6-20 754 Riverside Jurupa Mountains, Glen Avon Heights, on the north side of Conning St. (dirt road portion traversing from W to E), which lies between Campbell St. and Lindsay St. 262 Comment
  POM307260  Galium andrewsii subsp. andrewsii Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2126 Riverside Santa Rosa Mountains. Comment
  UCR242664  Galium angustifolium A. C. Sanders 2013-7-6 40855 Riverside Peninsular Range; San Jacinto Mountains, SE of Idyllwild on South Ridge along FS Rd. 5S11, at junction with small side road 1905 Comment
  RSA612596  Galium angustifolium subsp. angustifolium C. Epling, Wm. Robison 1935-6-30 s.n. Riverside Mt. San Jacinto: Between Pine Flat Camp and Fuller's Mill. Comment
  RSA674659  Galium angustifolium subsp. angustifolium Scott D. White 2000-8-5 8117 Riverside San Jacinto Mountains: Near Mountain Center. Unnamed ephemeral drainage (tributary to S Fork, San Jacinto River). 1402 Comment
  RSA263735  Galium aparine E. W. Lathrop 1968-5-22 6918 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  UCR20792  Galium aparine A. C. Sanders, Steve Boyd 1980-5-2 1412 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  JEPS9482  Galium parishii Carl V. Meyer 1928-7-27 564 Riverside Hidden Lake San Jacinto Mts. 2712 Comment
  UC64377  Galium porrigens H. M. Hall 1897-6-16 645 Riverside w side San Jacinto Mountains (Junction <from notebooks, according to L. T. Dempster>) Comment
  UCSB16318  Galium stellatum Winn, Will 1963-5-5 Riverside 5.7 miles NE of Pinyon Flats Campground 792 Comment
  CAS-BOT-BC217641  Galium stellatum subsp. stellatum I. M. Johnston 1917-4-4 1039 Riverside Palm Canyon 304 Comment
  UCR26633  Galium trifidum E. W. Lathrop 1966-5-8 6471 Riverside Peninsular Range; Santa Ana Mountains, Cleveland National Forest, Hagador Canyon, Trabuco District, 3 miles SW of Corona 275 Comment
  UC1930076  Gastridium phleoides Scott D. White, Michael Honer 2003-5-27 9414 Riverside Gavilian Hills / Temescal Canyon: Hils and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake Street exit. Collected south and/or west of unnamed peak 2349. (Lake Elsiniore & adjacent Alberhill) Comment
  RSA788879  Gayophytum diffusum subsp. parviflorum Gary D. Wallace 2003-7-8 4045 Riverside Hidden Lake. Comment
  UCR166077  Gazania linearis John F. Green 2005-2-10 s.n. Riverside Perris-Aguanga Basin, Moreno Valley; N of the 60 Fwy, NW block at intersection of Lasselle St and Ironwood Ave 573 Comment
  CAS-BOT-BC303584  Geraea canescens Mrs. Robert Campbell 1921-11-26 5 Riverside Between Palm Springs and Indian Wells Comment
  HSC25080  Geraea canescens Richard Spjut 1972-2-7 2175 Riverside Riverside/ San Bernardino Co.; Colorado Desert: along roadside from 4 to 10 mi. W of Rice (N end of Maria Sand Dunes) along Hwy. to Tewnty-nine Palms Hwy. to Desert Center 305 Comment
  POM13988  Geraea canescens P. A. Munz 1922-4-9 4891 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  POM289783  Geraea canescens Lyman Benson 1933-3-31 4193 Riverside Salton Sea-Imperial Co. line. 61 Comment
  RSA0018591  Geraea canescens Duncan S. Bell 2013-1-30 4457 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
  UCD132593  Geraea canescens R. W. Scora 1966-4-1 3003 Riverside 400 meters before Hidden Spring Oasis on road from Thousand Palms. Comment
  UCR245958  Geraea canescens Duncan S. Bell 2009-3-8 51 Riverside Arica Mountains, east side of range, c. 1.8 air miles NW of Priest Well 350 Comment
  POM12711  Geranium californicum P. A. Munz 1922-7-6 5985 Riverside Tahquitz Valley, San Jacinto Mountains. 2195 Comment
  RSA356760  Gilia angelensis R. F. Thorne 1973-5-23 45533 Riverside Santa Rosa Plateau: Mesa de Colorado. 610 Comment
  SBBG101794  Gilia angelensis S. Boyd with T. Ross, M. Hammitt 1991-5-2 6031 Riverside SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  UC217962  Gilia angelensis P. A. Munz and I. M. Johnston 1922-5-19 5350 Riverside 5 mi ne Murietta; ne of Murietta 457 Comment
  RSA0036700  Gilia angelensis R. F. Thorne 1973-5-23 43863 Riverside Santa Rosa Plateau: Mesa de Colorado. 610 Comment
  SD185283  Gilia ochroleuca T. B. Salvato, Kent Beaman 2005-5-16 816 Riverside San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Highway 74. 548 Comment
  UCR155944  Gilia ochroleuca T. B. Salvato, Kent Beaman 2005-5-16 816 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
  RSA0016241  Gilia ochroleuca subsp. exilis Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4523 -a Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SD261000  Gilia ochroleuca subsp. exilis Andrew C. Sanders 1994-5-29 14576 Riverside San Bedrnardino Mountains: East BrANCH Millar Canyon, along FS Road 4S45 1200 Comment
  RSA0017269  Gilia ochroleuca subsp. exilis Anstruther Davidson 1892-05 s.n. Riverside Banning. Comment
  RSA771351  Gilia sinuata Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4823 -b Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.02559, W116.69098 and N34.02135 and W116.68712. 915 Comment
  UCR19801  Gilia splendens W. W. Mayhew 1977-7-12 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1921 Comment
  RSA777655  Gilia stellata Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy, Naomi Fraga 2011-3-17 757 Riverside Mecca Hills, Shaver's Well, Adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail 305 Comment
  UC880019  Gilia stellata C. L. Hitchcock 1940-3-31 5880 a Riverside 1/2 mi below Cottonwood Spring; below Cottonwood Spring Comment
  RSA543844  Githopsis diffusa subsp. candida Steve Boyd, Orlando Mistretta 1991-5-22 6301 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  UCR79214  Githopsis diffusa subsp. candida Steve Boyd, T. S. Ross 1992-5-4 7178 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero 732 Comment
  RSA618004  Glinus lotoides R. E. Riefner Jr. 1998-8-13 98 -471 Riverside Elsinore Trough. Wildomar Comment
  SD128006  Glyceria striata Michael Curto 1989-8-6 598 Riverside San Jacinto Mts, Fuller Ridge Trail, springy N headwaters of Fuller Mill Cr 2695 Comment
  RSA562490  Gnaphalium californicum Steve Boyd, Tim Ross 1992-5-5 7246 Riverside Southern Santa Ana mountains, San Mateo Canyon Wilderness Area. Isolated grassland area south Oak Flats, southwest of the Bluewater Trail 732 Comment
  RSA89959  Gnaphalium canescens J. C. Roos 1950-10-21 5014 Riverside Wonderland of Rocks [Joshua Tree National Park] 1220 Comment
  CAS-BOT-BC307403  Gnaphalium palustre John Thomas Howell 1930-5-10 4774 Riverside March Field Comment
  UCR22034  Gnaphalium palustre Steve Boyd 1980-5-11 257 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  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
  CAS-BOT-BC304640  Gutierrezia californica J. C. Roos 1965-9-26 s.n. Riverside Near Palm Springs station Comment
  UCR92154  Gutierrezia sarothrae D. L. Banks, Steve Boyd 1995-10-26 0827 Riverside NW Palomar Mtns., Agua Tibia Mts., Cleveland Nat'l Forest, west of the Woodchuck trail. 0.8 mi from Wilderness Boundary 744 Comment
  SEINET273064  Harpagonella palmeri A. C. Sanders 1997-3-26 20116 Riverside Lake Skinner area: NW foot of the Tucalota Hills 0.2 mi E of main Skinner entrance road on a dirt service road 473 Comment
  RSA713800  Hedera canariensis A. C. Sanders 2001-4-4 23910 Riverside Riverside: UCR campus; fence north of greenhouses SE of Boyce Hall, ca. 50 m west of E Campus Dr. 348 Comment
  RSA0036472  Helianthus gracilentus J. M. Andre 2012-6-15 30494 Riverside San Jacinto Mountains: Along Hwy 243 at Mt Edna Rd, approx. 1 mi. north of McMullen Flat, 5.9 mi. south of Interstate 10 at Banning; SB Natl. Forest. 1171 Comment
  UCR1412  Helianthus gracilentus Frank C. Vasek 1958-5-9 580509- 06 Riverside San Bernardino Valley Region, Reche Canyon 549 Comment
  UCR145972  Helianthus gracilentus June Latting 1977-11-6 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos, Snow Creek 488 Comment
  CLARK-A1528-1912  Helianthus niveus subsp. canescens John C. Roos 1962-4-3 Riverside Palm Springs Municipal Airport 121 Comment
  UCR256783  Heliotropium curassavicum T. B. Salvato, Matthew Malle 2013-5-20 7575 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
  POM360279  Hemizonia fasciculata Freda Detmers 1931-6-19 s.n. Riverside Chino Hills. Comment
  RSA614687  Hemizonia mohavensis A. C. Sanders, Schram, D. Wappler 1994-10-6 15793 Riverside San Jacinto Mts. N slope 1 mile SE of Twin Pines Ranch along minor gullies between Pines Creek and Dutch Creek. 1195 Comment
  UCR82774  Hemizonia mohavensis A. C. Sanders, T. Schram, D. Wappler 1994-10-6 15783 Riverside San Jacinto Mtns, Azalea Creek above Twin Pines, Twin Pines Creek drainage 1192 Comment
  RSA689385  Hemizonia paniculata Scott D. White 2003-6-9 9522 Riverside Perris Basin: Northeast corner of Devonshire Ave. and Warren Rd., immediately south of Tres Cerritos. 473 Comment
  UCR133945  Hemizonia paniculata John F. Green 2003-8-15 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, La Cresta area, south side of Wendy Lane off Calle De Suenos, south of Avenida La Cresta and Avenida Castilla 701 Comment
  UCR202232  Hemizonia pungens subsp. laevis Karin Cleary-Rose 1998-9-7 s.n Riverside Perris-Aguanga Basin Region; San Jacinto River Valley, west edge of Hemet, east of Warren Rd., south of Esplanade and north of the Tres Cerritos Hills 460 Comment
  RSA377053  Hesperocallis undulata N. C. Cooper 1949-4-8 3291 Riverside Blythe. 259 Comment
  UCR158270  Hesperocnide tenella A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-4-14 29492 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
  CAS-BOT-BC131792  Hesperoyucca whipplei E. K. Balls 1955-4-25 20443 Riverside Mt. San Jacinto Comment
  UCR281497  Hesperoyucca whipplei Mitch Provance, John Hazlett, Matt K. Beyers, Jeremiah George 2017-5-31 517- 112 Riverside Temescal Valley, 0.25 miles SW of the intersection of De Palma Rd. and Horsethief Canyon Rd. 396 Comment
  POM12013  Heterocodon rariflorum Mary F. Spencer 1921-7-3 1380 Riverside Damp meadows in shade. Idyllwild. San Jacinto Mountains. 1616 Comment
  RSA720461  Heterocodon rariflorum Naomi Fraga, Steve Boyd, Sarah Siedschlag 2006-5-22 1680 Riverside On road the leads to Duchess Canyon, east of Fobes Ranch. 1677 Comment
  UCR24903  Heterocodon rariflorum A. C. Sanders 1980-7-22 1735 Riverside San Jacinto Mtns, along road 5S09 between the USC Idyllwild campus (Isomata) and Alvin Meadow; about 0.25 mi from Isomata 1524 Comment
  UCR174255  Heteromeles arbutifolia A. C. Sanders, T. B. Salvato 2006-6-2 33066 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. 579 Comment
  CLARK-A1703-1242  Heterotheca grandiflora Robin L. Kobaly, Larry Beck 1975-7-21 Riverside Santa Ana River Comment
  UCR277757  Heterotheca grandiflora Mitch Provance 2012-10-15 1012- 10 Riverside Badlands of Western Riverside County, San Timoteo Creek, about 3.5 miles west of Beaumont, N side of Hwy. 60 1479 Comment
  UCR146498  Heterotheca sessiliflora subsp. echioides Scott D. White, Angelia Carey 2004-9-16 10755 Riverside San Jacinto Mountains foothills, Along Poppet Creek NE of San Jacinto River 610 Comment
  RSA0066125  Heuchera Ralph Hoffmann 1929-9-6 s.n. Riverside San Jacinto Mountains. 2590 Comment
  LA208988  Heuchera caespitosa M. Hilend; 1928-8-7 Riverside Summit- San Jacinto Peak Comment
Read comments
May 22 2018
  UCR35279  Heuchera hirsutissima L. B. Ziegler 1969-7-4 400 Riverside San Jacinto Mtns., North slope above Black Mtn. Camp and east of Black Mtn 2348 Comment
  POM307339  Hibiscus denudatus Henry J. Ramsey, Henry J. Ramsey 1939-11-28 2200 Riverside Indio-(20 mi. east) Comment
  RSA0104412  Hibiscus denudatus Duncan S. Bell, Sarah DeGroot, Cheryl Sevilla 2015-2-10 7741 Riverside Santa Rosa Mountains; upper north fork of Bear Creek, about 5.75 air miles north of the summit of Martinez Mountain. 357 Comment
  SD174880  Hibiscus denudatus Mark A. Elvin 2005-4-26 4231 Riverside Coachella Valley/Indio Hills; north of I-10. 198 Comment
  CAS-BOT-BC55305  Hirschfeldia incana Scott D. White 1996-4-14 3906 Riverside Perris Basin. East of Hemet. San Jacinto River Wash near Valle Vista, north of Highway 74. 550 Comment
  RSA405280  Hoffmannseggia glauca N. C. Cooper 1949-4-8 3322 Riverside Blythe. 259 Comment
Read comments
Nov 20 2011
  UC570587  Hoffmannseggia glauca Frank W. Peirson 1935-4-17 11469 Riverside 9 mi s Blythe Comment
  UCD105847  Hoffmannseggia glauca Lloyd P. Sharp 1938-5-25 s.n. Riverside Mecca. Comment
  UCR163059  Hoffmannseggia glauca B. G. Pitzer, G. R. Ballmer 2000-10-14 4220 Riverside Sonoran (Colorado) Desert, south of eastern Ford Dry Lake, south side of Hwy I-10 along gasline road, 0.5-0.75 mi. east of Ford Lake Rd. exit, c. 22 miles west of Blythe 115 Comment
  VVC2323  Hoffmannseggia glauca Tim Thomas 2011-10-17 5518 Riverside Sonoran Desert, Ford Dry Lake off ramp just N of I 10 in drainge channel at edge of Lake. 108 Comment
  CAS-BOT-BC207561  Hoffmannseggia microphylla Roxana S. Ferris 1918-6-14 979 Riverside in box canyon [canon] near Shavers Well on Mecca-Blythe Rd. Comment
  CAS-BOT-BC207568  Hoffmannseggia microphylla B. D. Stark 1931-4-27 1091 -seed Riverside Hidden Springs Canyon, 8 1/2 miles from Mecca, Colorado Desert 6 Comment
  LA45787  Hoffmannseggia microphylla Miss Halflaud; March 1925 6483 Riverside Palm Springs 0 Comment
  UC65757  Hoita macrostachya E. A. Zumbro 1904-1 418 Riverside Cold Water Canyon Santa Ana Mts. Comment
  SD193231  Holocarpha virgata subsp. elongata A. C. Sanders, Kelly Volansky 2005-8-31 31599 Riverside Santa Rosa Plateau, hills west of headwaters of De Luz Creek, ca. 0.5 mile north of Tenaja Rd. 671 Comment
  SD262166  Hordeum depressum Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317 19 Riverside Elsinore Trought: Periodic eastern shoreline of Lake Elsinore (e.g. 1994), in the City of Lake Elsinore, A+- at the borderline with the Sedco Hills Neighborhood of the City of Wildomar, in open space along west side of Mission Trail at Lewis St. 387 Comment
  UCR266360  Hordeum intercedens D. E. Bramlet 2005-5-4 3843 Riverside Perris-Aguanga Basin Region, San Jacinto Valley, west of Hemet, canal right-of-way, west of Dillworth property 457 Comment
  CSUSB451  Hordeum leporinum D. L. Heald 1966-5-16 68 Riverside Off the road behind Webber Hall at University of California, Riverside (UCR) in the city of Riverside. 304 Comment
  RSA551080  Hordeum marinum R. F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 51993 Riverside Santa Rosa Plateau: Mesa de Colorado 610 Comment
  UCR178301  Hordeum murinum T. B. Salvato, Tracy Tennant 1998-4-23 MOR- 921 Riverside San Bernardino Mtns., Morongo Indian Reservation, seep in Wood Canyon, tree stand W-07 1220 Comment
  UCR95957  Horkelia clevelandii Scott D. White 1996-8-1 4431 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  JEPS46452  Horsfordia Mrs. Ben L. Clary Apr., 1930 Riverside Coral Reef Ranch Coachella Comment
  UCSC000923  Hosackia oblongifolia var. oblongifolia Peter Kamb 1947-6-7 560 c Riverside San Jacinto Mts., Hall Canyon 1646 Comment
  UC1951110  Hulsea heterochroma Scott D. White, Justin Wood 2009-5-21 12841 Riverside SAN JACINTO MOUNTAINS: McMullen Flat area, 0.35 mile N on Valley Hi Dr, from intersection w/ Twin Pines Rd. USGS Cabazon 7.5' Quad. Comment
  RSA603705  Hulsea vestita subsp. callicarpha C. Epling, Robinson 1935-6-29 s.n. Riverside Near Keen camp, San Jacinto Mt. Comment
  RSA89922  Hulsea vestita subsp. callicarpha E. K. Balls, PC Everett 1953-7-1 18348 Riverside 5 miles NW of Idyllwild on road to Banning. 1524 Comment
  SEINET480191  Hulsea vestita subsp. callicarpha D. Wilken 1969-6-30 Riverside Along road to Toro Peak, 5.9 miles south of California State Hwy 74, Santa Rosa Mountains Comment
  UCR201643  Hulsea vestita subsp. callicarpha Scott D. White, Justin M. Wood 2008-6-16 12150 Riverside San Jacinto Mountains, meadow at Quinn Flat 1378 Comment
  UC520000  Hydrocotyle umbellata Joseph Andorfer Ewan 1932-7-9 7494 Riverside Santa Ana R. at Rincon (Prado); Santa Ana R., Rincon (Prado) Comment
  RSA388391  Hypericum perforatum R. F. Thorne 1985-7-18 60067 Riverside Santa Rosa Plateau: Upper Clinton Keith Road 488 Comment
  UCR177639  Hypochaeris glabra S. J. Myers, John Green 2003-4-23 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1159 Comment
  RSA121983  Hyptis emoryi H. S. Yates 1936-4-6 5412 Riverside Palm Springs. 137 Comment
  RSA253979  Hyptis emoryi Noel Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-21 6421 Riverside Big Maria Mountains, 12 air miles north of downtown Blythe. 290 Comment
  RSA420155  Hyptis emoryi Ora M. Clark 1929-3-17 1727 Riverside Palm Springs. Comment
  UC284795  Hyptis emoryi G. B. Grant 1906-4-8 Riverside Palm Springs Comment
  UCD124927  Hyptis emoryi G. H. Vansell 1928-4-1 s.n. Riverside S. Calif. and Coachella Valley. Comment
  UCR104824  Hyptis emoryi George K. Helmkamp 1998-4-4 3178 Riverside Sonoran (Colorado) Desert, 2.3 mi. north of Hwy I-10 on Eagle Mtn Rd. 274 Comment
  SEINET12277045  Hyptis emoryi M. T. Doutt 1931-1 775 Riverside Chino Canyon, Palm Springs Comment
  POM359294  Isocoma acradenia var. eremophila Jack Rempel 1932-11-13 16120 Riverside 6 miles up Palm Wash Comment
  RSA674592  Isocoma menziesii Scott D. White 2000-5-5 7773 Riverside City of Murrieta: Vacant lot on N corner at intersection of Jefferson Av. and Murrieta Hot Springs Rd. 323 Comment
  CDA32895  Isocoma menziesii var. menziesii Mike Lahti 2009-10-25 PDR# 1501843 Riverside On banks of Temecula Creek, near downtown Temecula. 0 Comment
  RSA186222  Isocoma menziesii var. vernonioides L. B. Ziegler 1966-10-16 s.n. Riverside Soboba Indian Reservation, hills NW of San Jacinto, 549 Comment
  RSA199007  Isoetes howellii R. F. Thorne, E. Lathrop, P. A. Munz 1968-5-8 37567 Riverside Santa Rosa Plateau: on Mesa de Colorado, Rancho California 671 Comment
  POM361291  Iva axillaris subsp. robustior N. C. Cooper 1944-7-15 1594 Riverside Palms to Pines Highway, San Jacinto Mountains. 1372 Comment
  UCR48409  Iva axillaris subsp. robustior Steve Boyd 1986-4-22 1730 Riverside Temescal Canyon, Walker Canyon area, where Temescal Creek (=Alberhill Creek) flows between Alberhill Mountain and Gavilan Hills 427 Comment
  RSA451604  Ivesia callida Anstruther Davidson 1930-1 s.n. Riverside Tahquitz Peak. Comment
  UCR127580  Juglans californica D. E. Bramlet 2003-5-28 3454 Riverside San Gorgonio wash, along dirt road to MWD tailings site, 1768m south of Cabazon, and 762m north of the Colorado aqueduct 545 Comment
  RSA614104  Juglans nigra A. C. Sanders, T. Tennant 1997-11-14 21601 Riverside San Bernardino Mtns: Morongo Indian Reservation, sag pond at SE end of Burro Flats. 1110 Comment
  POM171413  Juncus acutus subsp. leopoldii I. M. Johnston 1930-6-15 3791 Riverside Lost Palms Canyon above [Anslintz] Wall, Eagle Mts., Colo. Desert. [information from frag pack] Comment
  UCR135851  Juncus balticus A. C. Sanders, Kerry Knudsen, T. B. Salvato 2004-5-18 27895 Riverside Peninsular Range, Temescal Creek in Walker Canyon, at foot of Alberhill Mountain 378 Comment
  JEPS66951  Juncus cooperi S. B. Parish 1912-10-10 8382 Riverside Dos Palmas Colorado Desert, Salton Basin 0 Comment
  UCR109697  Juncus effusus subsp. austrocalifornicus T. W. Fisher 1963-9-24 s.n. Riverside San Jacinto Mtns., Idyllwild 1585 Comment
  RSA6023  Juncus macrophyllus Carl B. Wolf 1932-8-5 3940 Riverside Trail from Tahquitz Valley to San Jacinto Peak, San Jacinto Mountains. 2561 Comment
  UCR202582  Juncus macrophyllus Scott D. White, Justin M. Wood 2008-7-8 12381 Riverside San Jacinto Mountains, Hurkey Creek Watershed - Bonita Vista Road, c. 1/2 mi east and west of Hurkey Creek crossing 1537 Comment
  SBBG57304  Juncus mexicanus R. Hoffmann 1929-9-7 Riverside San Jacinto Mtns Comment
  SD60445  Juncus oxymeris Reid Moran 1964-7-27 11859 Riverside Edge of stream, canyon of Santa Margarita River, 2I(c) miles south-southwest of Temecula, [3I(c) miles north-northwest of Rainbow]. 199 Comment
  UCR195132  Juncus oxymeris A. C. Sanders, Tim Thomas 2008-8-1 35953 Riverside Peninsular Range; San Jacinto Mtns., lower Coldwater Creek near Mountain Center, SSE of Keenwild Fire Station 1372 Comment
  RSA696125  Juncus torreyi A. C. Sanders, Mark A. Elvin, Jane Rodgers 2001-8-17 24598 Riverside Mojave Desert, Little San Bernardino Mtns.: Stubbe Spring, Joshua Tree National Park, 4.35 mi. (airline) SW from park road in Lost Horse Valley 1341 Comment
  UC126712  Juncus triformis F. M. Reed 1908-7-12 2481 Riverside Surprise Lake; San Jacinto Mountains Comment
  CLARK-A1528-19  Juncus xiphioides C. M. Flanagan 1973-6-13 OO 711 Riverside Morongo Indian Reservation 1127 Comment
  RSA190344  Juncus xiphioides Phillip A. Munz, L. F. Street 1919-5-7 2777 Riverside Tahquitz Canyon 244 Comment
Read comments
Feb 13 2010
  RSA368387  Juncus xiphioides N. R. Zabriskie 1978-10-20 852 Riverside Andreas Canyon, east slope San Jacinto Mountains. 305 Comment
  UCR113866  Juncus xiphioides Mitch Provance 2000-6-24 2070 Riverside Riverside, Santa Ana River Wash, between the Market Street bridge and the 60 Fwy 244 Comment
  RSA352497  Juniperus californica Mark Morris 1929-3-10 s.n. Riverside San Jacinto Mts. Indian Canyon Comment
  SEINET5450457 Image available Juniperus californica Richard Carter 1984-12-18 3862 Riverside 1.1 mi. S of Pinyon Canyon- along Hwy. 74. Comment
  CAS-BOT-BC234572  Justicia californica G. D. Hanna; M. M. Hanna 1958-2-16 s.n. Riverside Mecca Canyon Comment
  RSA487532  Justicia californica B. Pitzer 1988-3-10 640 Riverside Chuckwalla Mountains. W side of mountains, on gas line road ca. 1.5 mi north of intersection with Red Cloud Mine Road (and wash); ca. 2 miles (airline) S of Highway I-10. (Red Cloud Road. 10 km cell; PH-2N, 3E) 488 Comment
  JEPS29482  Keckiella antirrhinoides Lauramay T. Dempster 1962-4-17 1887 Riverside Whitewater Canyon; about 1 mi below Fish Hatchery Comment
  SEINET13768160  Keckiella antirrhinoides A. C. Sanders, G. Helmkamp 1997-3-15 19952 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 518 Comment
  SBBG66454  Keckiella antirrhinoides subsp. microphylla L. G. Yates 1894-11-22 Riverside Riverside County [no specific locality] Comment
  UCR178333  Keckiella ternata Tracy Tennant, Jeffrey Ross 1998-7-21 MOR- 641 Riverside San Bernardino Mtns., Morongo Indian Reservation, ridge east of upper Hathaway Canyon, west of Burro Flats 1037 Comment
  SD137952  Koeleria macrantha Darin L. Banks, Steve Boyd 1995-5-9 364 B Riverside N of the Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground 792 Comment
  UCR35301  Koeleria macrantha L. B. Ziegler 1968-5-21 294 Riverside San Jacinto Mtns., Hemet Valley (=Garner Valley) 1418 Comment
  CAS-BOT-BC273671  Koeleria pyramidata H. M. Hall 1901-6-1 s.n. Riverside San Jacinto Mountains. Kenworthy Comment
  CAS-BOT-BC273678  Koeleria pyramidata Scott D. White 1996-8-1 4446 Riverside San Jacinto Mts. Idyllwild Area: North of Strawberry Valley, between Bear Trap Cyn and Lily Creek 1615 Comment
  HSC82716  Krameria bicolor R. F. Thorne, C. W. Tilforth 1980-5-28 54163 Riverside San Bernardino Mtns., E side of Whitewater River at mouth of canyon 1/4-1/2 mi. E of Whitewater Post Office Comment
  SBBG68478  Krameria bicolor Anstruther Davidson -Apr-1893 Riverside Palm Springs Comment
  CAS-BOT-BC43701  Krameria erecta H. M. Hall 1901-6-1 2114 Riverside Eastern base, along the borders of the Colorado Desert Comment
  UC1130217  Krameria grayi H. S. Yates 1936-4-8 5454 Riverside near Fish Springs; Thermal Quad. 60 Comment
  UC864343  Krameria grayi Ivan Johnston Apr 4 1917-Apr 6 1917 1097 Riverside mouth of Andreas Canyon; Colorado Desert, mouth of Andreas Canyon Comment
  UCR89575  Krameria grayi Bern Schwenn 1994-4-30 s.n. Riverside southern Mojave Desert, Joshua Tree National Monument. E side of Hexie Mtns., along Ruby Lee Well Road, between paved Pinto Basin Road and the divide. 823 Comment
  RSA596115  Lactuca serriola D. L. Banks 1996-11-7 1198 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, at the spring on the northern fork of Pechanga Creek at the E end of the Reservation. 494 Comment
  UC38730  Lamarckia aurea E. L. Koethen Apr., 1897 9 Riverside Riverside Comment
  JEPS69831  Langloisia setosissima subsp. setosissima Mary Beal 1941-4-6 859 Riverside Painted Canyon, Mecca Hills Colorado Desert, Mecca Hills, Painted Canyon Comment
  CAS-BOT-BC166025  Larrea tridentata Dr. Barton W. Evermann 1916-5-13 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC170704  Larrea tridentata G. P. Rixford 1907-11-25 s.n. Riverside Between Yuma and Needles, Colorado River Comment
  RSA653221  Larrea tridentata John Wallace, Steve McNabb 1991-5-5 7 Riverside Colorado River. Approximately one mile south of Thompsons Camp. Comment
  SEINET10779066  Larrea tridentata J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12827 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
  RSA390027  Larrea tridentata Bonnie C. Templeton 1931-4-9 s.n. Riverside N of Palm Springs Comment
  CAS-BOT-BC338916  Lasthenia californica A. C. Sanders; S. Hawkins 1996-4-24 18078 Riverside San Bernardino Mtns.: Morongo Indian Reservation, vicinity of natural pond & bog at SE edge of Burro Flats 1160 Comment
  CAS-BOT-BC338923  Lasthenia californica H. M. Hall 1902-4-21 2926 Riverside Vicinity of Riverside 457 Comment
  SEINET7073390  Lasthenia californica A. G. Vestal 1963-4-23 s.n. Riverside About 0.6 mile up Railroad Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  JEPS29304  Lasthenia coronaria Rimo Bacigalupi, and L. Heckard 1962-3-25 8399 Riverside about 10 air miles nw Elsinore (near Arcilla siding of A.T. & S.F. Railway, just below and e of state Highway 71); Temescal Wash 289 Comment
  POM13238  Lasthenia coronaria P. A. Munz, I. M. Johnston 1922-5-19 5349 Riverside 5 miles NE of Murietta. 457 Comment
  RSA543159  Lasthenia coronaria Steve Boyd, Tim Ross, Mike Hammitt 1991-5-2 6089 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
  UCR88736  Lasthenia coronaria A. C. Sanders 1995-4-13 16498 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Devil's Garden, E end of the mtns., 2.1 mi west of Hwy 62 on Pierson Avenue and dirt extension, 1.7 mi above Sierra Blvd. 793 Comment
  UCR91276  Lasthenia coronaria Scott D. White 1995-4-5 2742 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 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
  UCSB12880  Lasthenia coronaria 1962-3-11 Riverside San Jacinto River, 6.5 miles southeast of State 79, on State 74 in Hemet 579 Comment
  UCR178279  Lasthenia gracilis T. B. Salvato, Tracy Tennant 1998-1 MOR- 803 Riverside San Bernardino Mtns., Morongo Indian Reservation, upper Potrero Canyon, near sag pond at Burro Flats, tree stand P-11 1098 Comment
  UCR96797  Lasthenia gracilis G. F. Pratt 1997-3-19 s.n. Riverside March Air Force Base, SE of Arnold Heights & east of Alessandro Blvd. 460 Comment
  RSA606062  Lathyrus R. S. Woglum 1934-3-18 648 Riverside Peninsuar Ranges: San Jacinto Mountains, Coachella Valley, Snow Creek. Comment
  RSA802253  Lathyrus Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 4999 Riverside In Strawberry Creek below Strawberry Valley approximately 2.25 air miles southwest of Idyllwild. Comment
  CLARK-A1656-646  Lathyrus vestitus Lois Ann Scott 1978-5-19 Riverside Santa Rosa Mountains 1523 Comment
  SD133092  Lathyrus vestitus var. alefeldii Scott White 1991-5-10 91 80 Riverside Hwy 79 immediately west of US Forest service Campground at Dripping Springs 548 Comment
  RSA744309  Layia glandulosa Michael Wall 2009-5-15 509 Riverside Bautista Creek, off Bautista Canyon Rd. ca. 8 miles SE of jct. with Fairview Ave. 752 Comment
  CAS-BOT-BC379634  Layia platyglossa Frank W. Peirson 1922-5-19 3042 Riverside Hemet Valley; San Jacinto Mts. 1341 Comment
  POM13210  Layia platyglossa subsp. platyglossa P. A. Munz, I. M. Johnston 1922-5-20 5453 Riverside Hemet Valley, San Jacinto Mountains; sandy washes on Garner Ranch 1402 Comment
  UCR213682  Layia ziegleri Justin M. Wood 2009-5-11 692 Riverside San Jacinto Mountains, Garner Valley, Quinn Flat area 1396 Comment
  RSA69836  Leersia oryzoides J. C. Roos, L. Roos 1951-10-24 5345 Riverside Outlet of Fairmount Park Lake 259 Comment
  UCR249064  Lemna gibba Scott D. White, Michelle Balk 2006-6-13 11511 Riverside Perris Basin, north Hemet area, west side of Warren Road, just north of intersection with Esplanade, between San Diego Canal and Warren Road 457 Comment
  CAS-BOT-BC534385  Lemna gibba R. F. Thorne; E. Lathrop 1969-6-6 39344 Riverside Santa Rosa Plateau: Rancho California 609 Comment
  POM93707  Lepidium dictyotum Marcus E. Jones 1882-4-24 s.n. Riverside Temecula Comment
  CAS-BOT-BC89432  Lepidium fremontii C. L. Hitchcock 1940-4-2 5921 Riverside Joshua Tree National Monument. Cottonwood Springs wash. Comment
  SEINET3148894  Lepidium fremontii L. S. Rose 1940-3-11 40104 Riverside 23 mi. W of Desert Center 366 Comment
  RSA66148  Lepidium lasiocarpum F. W. Peirson 1919-4-13 5328 Riverside Tahquitz Creek near Palm Springs. Comment
  UCR239906  Lepidium lasiocarpum O. F. Clarke 2004-4-16 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, North Loop Trail near Two Trees Canyon 701 Comment
  UC68541  Lepidium lasiocarpum var. lasiocarpum H. M. Hall Apr 1905 5823 Riverside 8 mi w Coachella; Colorado Desert 0 Comment
  CAS-BOT-BC13022  Lepidium virginicum Peter H. Raven; Sidney R. Snow 1956-6-30 9528 Riverside 4.7 miles east of Temecula on Highway 71. Comment
  RSA543138  Lepidium virginicum var. robinsonii Steve Boyd 1991-3-17 5507 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  UCR113592  Lepidium virginicum var. robinsonii A. C. Sanders 1998-1-15 21632 Riverside Lake Skinner area, Black Mtn., along road up north side 884 Comment
  SDSU12990  Lepidospartum squamatum Michael G. Simpson with Claudia A. Luke 1999-10-27 2012 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/4 mile from Southside Facilities. 152 Comment
  UCD134034  Lepidospartum squamatum Lewis S. Rose 1966-12-14 66103 Riverside Whitewater Wash, north of Palm Springs. 198 Comment
  UCR21995  Lepidospartum squamatum Steve Boyd 1980-7-12 334 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UCR24007  Leptochloa filiformis John C. Roos 1958-9-28 s.n. Riverside Sonoran (Colorado) Desert, Coachella Comment
  UCR137454  Leptochloa mucronata Steve Boyd 1998-10-4 10293 Riverside Riverside, backyard orchard at 4863 Rubidoux Avenue 244 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
  CAS-BOT-BC227028  Leptosiphon floribundus subsp. floribundus Carl B. Wolf 1936-6-17 7951 Riverside Santa Ana Mts., along Ortega Highway, San Juan Canyon, 5/10 mi. E. of Orange Co. Line 365 Comment
  RSA73013  Leptosiphon lemmonii F. W. Peirson 1919-4-15 943 Riverside Whitewater Grade east of Banning 610 Comment
  RSA180503  Leptosiphon liniflorus E. W. Lathrop 1959-5-17 4559 Riverside 10 miles W of Murrieta. Comment
  UCR141240  Lessingia filaginifolia A. C. Sanders, Mike Misenhelter 2004-10-6 28829 Riverside Santa Ana Mtns./Santa Rosa Plateau, hill 2139 at west end of the Mesa De Colorado, private land on the west side of Via Volcano adjacent to the Santa Rosa Plat. Ecol. Reserve 640 Comment
  POM361807  Lessingia glandulifera var. glandulifera M. B. Dunkle 1933-7-21 3718 Riverside Idyllwild 1616 Comment
  UCD72382  Leymus condensatus T. B. Salvato; Kent Beaman 2005-5-16 781 Riverside San Jacinto Mtn. foothills. San Jacinto River E of Valle Vista, just downstream from the Forest Service boundary and N of CA Hwy. 74. 549 Comment
  CAS-BOT-BC451633  Lilaea scilloides Robert F. Thorne 1974-5-23 44677 Riverside Santa Rosa Plateau, Rancho California: at N base of Mesa de Colorado 609 Comment
  POM8112  Lilium parryi Mary F. Spencer 1919-7-4 1235 Riverside San Jacinto Mt., [San Jacinto Mountains]. 1220 Comment
  UC1531115  Limnanthes gracilis subsp. parishii Kay L. Tomlinson, Deborah L. Kama, and Robert F. Thorne 1985-3-27 892 Riverside Mesa de Colorado Santa Rosa Plateau 609 Comment
  UCR115943  Limonium sinuatum Mitch Provance 1998-6-11 674 Riverside Jurupa Mountains, 'Twin Canyons', south of the historical community known as Declezville; housing development now known as Southridge 320 Comment
  UCR88310  Linanthus bigelovii A. C. Sanders, K. C. Rose 1995-4-5 16362 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  UCR225191  Linanthus californicus Steve Boyd, Susan Jett 2008-3-20 11829 Riverside Peninsular Ranges; Santa Ana Mountains region, Eastern flank of the range along El Cariso Truck Trail ca. 0.5 mi north of Highway 74. (33 deg. 39'26"N, 117 deg. 24'25"W). 732 Comment
  JEPS58360  Linanthus dianthiflorus W. L. Jepson 1901-5-17 1238 a Riverside near San Jacinto Lake Comment
  UC1595617  Linanthus dianthiflorus Steve Boyd 1991-5-20 6272 Riverside nw of Lake Elsinore (lower Rice Canyon, just inside Cleveland National Forest boundary); Santa Ana Mountains, Cleveland National Forest, Rice Canyon 573 Comment
  RSA336174  Linanthus dianthiflorus subsp. dianthiflorus R. F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 52004 Riverside Santa Rosa Plateau: Mesa de Colorado. 610 Comment
  RSA614296  Linanthus dianthiflorus subsp. dianthiflorus D. L. Banks, Victor W. Steinmann 1997-3-13 1512 Riverside NW Palomar Mountains, Agua Tibia Mountains: Vail Lake area, north and just south of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  UCR85241  Linanthus jonesii A. C. Sanders, P. J. MacKay, C. L. Sanders, M. Jacobsmyer 1995-3-5 15996 Riverside Sonoran (Colorado) Desert, Orocopia Mtns, Maniobra Valley, 1.6-3 mi. south of frontage road (old Hwy 60) along Interstate 10, S to edge of BLM wilderness 610 Comment
  RSA741082  Linaria pinifolia Justin M. Wood 2008-11-17 229 Riverside SW Perris Basin: Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  RSA740081  Linum lewisii Scott D. White, Justin M. Wood 2008-6-16 12146 Riverside San Jacinto Mountains: Meadow at Quinn Flat. 1378 Comment
  SEINET3246220  Lithophragma A. C. Sanders 1997-1 20158 Riverside Lake Skinner area: near north foot of Black Mountains, slopes S of Crown Valley. 655 Comment
  CAS-BOT-BC432278  Lithophragma affine Peter H. Raven 1958-5-17 12956 Riverside 7.4 miles SE of Banning on road to Idullwild, San Jacinto Mountains Comment
  SD225109  Lithophragma heterophyllum Scott D. White 1996-3-31 3859 Riverside Elsinore Basin; Bundy Cyn, SE of Lk Elsinore. About 1 road mile E of Bundy Cny Rd exit from I-15 freeway, ca. 40 ft S of rd. along mapped intermittent blueline stream. 451 Comment
  CSUSB1421  Lobularia maritima Rodney Hendrick 1965-2-13 Riverside On ditch bank at west end of Carl Street 243 Comment
  SDSU1194  Lobularia maritima James C. Dice, Virginia Moran 1987-11-28 759 Riverside South rim of Temecula Gorge, in dirt road near locked gate. T8S, R3W, NE 1/4 of SE 1/4 of Section 27. 305 Comment
  RSA468342  Loeseliastrum schottii Christopher Davidson, A. Suprenant, Alan Romspert 1979-4-29 7809 Riverside West of Indio, 3 miles E of Date Palm Drive. 15 Comment
  RSA77059  Loeseliastrum schottii F. W. Peirson 1914-04 953 Riverside Whitewater at head of Coachella Valley. Comment
  UCSB18164  Loeseliastrum schottii Day, Fran 1964-3-23 Riverside Ramon Road; 3 miles E of U.S. Highway 99 91 Comment
  UC159240  Logfia depressa E. E. Schellenger 1911-4-25 Riverside s of Point of Rocks; Colorado Desert, White Water Wash Comment
  CAS-BOT-BC342262  Logfia filaginoides Edmund C. Jaeger 1932-5-12 s.n. Riverside Aguanga 600 Comment
  UCR91674  Logfia filaginoides Steve Boyd 1995-4-5 8423 Riverside Agua Tibia Mountains, Palomar Range, Agua Tibia Wilderness Area; northern flank of Agua Tibia Mtn. at the E edge of Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary 610 Comment
  SEINET1869725  Lolium rigidum Walter Graves 2002-1 502 -16 Riverside Riverside: grown at U.C.R. in Agricultural Operations Fields. 305 Comment
  POM356978  Lolium temulentum N. C. Cooper 1944-5-6 1171 Riverside Banning. 701 Comment
  SD136936  Lomatium dasycarpum subsp. dasycarpum Steve Boyd, Tim Ross, Orlando Mistretta 1992-3-31 6740 Riverside Santa Ana Mountains, San Mateo Cyn Wilderness Area. Morgan Trail from Round Potrero west to junction with Tenaja Trail in north fork Bear Crk 669 Comment
  RSA60726  Lomatium lucidum Frank W. Gould 1944-4-5 2218 Riverside On gravelly roadside at edge of chaparral; 11.5 miles southeast of Temecula. Comment
  POM157935  Lomatium vaginatum P. A. Munz 1927-5-21 10834 Riverside Coahuila Valley. Comment
  SBBG95112  Lonicera interrupta S. D. White 1990-7-10 Riverside E Millard Cyn, on the rd to Kitching Peak Trail 1127 Comment
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Sep 8 2014
  UC2029940  Lonicera subspicata Scott D. White, T. B. Salvato 2001-6-8 8589 Riverside SANTA ANA MOUNTAINS: Southern margin of county, just northeast of Rainbow Valley. Comment
  POM88132  Lonicera subspicata var. denudata P. A. Munz 1924-7-29 8853 Riverside Poppet Flat, Idyllwild Road. 1220 Comment
  UC1366096  Lonicera subspicata var. denudata K. R. Montgomery 1969-9-6 69 -17 Riverside 18 mi s Hemet (Wilson Valley Road) 1219 Comment
  UC1999824  Lonicera subspicata var. denudata Peter M. Ray 1949-12-26 1582 Riverside from Hemet; San Jacinto Mts., Hall Canyon 1645 Comment
  RSA703416  Lotus LeRoy Gross, Leland Lubinsky, Victor W. Steinmann, Linda Lee Worlow 2005-2-17 1446 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  UCR51360  Lotus argophyllus B. G. Pitzer, A. C. Sanders 1987-4-21 498 Riverside Box Spring Mountains, near southernmost radio towers 793 Comment
  RSA406727  Lotus argophyllus var. argophyllus P. J. Remple 1942-3-21 s.n. Riverside Whitewater Canyon. Comment
  UC555383  Lotus argophyllus var. argophyllus H. L. Mason 1926-5-2 3189 Riverside Aguanga Valley Comment
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Nov 16 2011
  UC604973  Lotus argophyllus var. argophyllus Roxana S. Ferris and Ruth P. Rossbach 1938-5-19 9656 Riverside State Highway <??>, desert side of divide Comment
  SEINET10450468  Lotus argophyllus var. ornithopus David B. Dunn, Melvin L. Conrad; Douglas G. LeDoux 1973-6-15 Dunn 20758 Riverside Along hwy 74 w of the jct rd to idyllwild, 11 mi w, at the lower edge of the coulter pines and near the chaparral. Decomp. Granite. Comment
  SDSU13582  Lotus corniculatus W. Miller with C. Mosse 1972-7-11 Riverside Comment
  RSA0093975  Lotus hamatus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37673 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. 372 Comment
  RSA773129  Lotus hamatus Duncan S. Bell, Joy D. England 2010-6-7 1265 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.4 air miles southeast of junction of Highway 74 and forest service road 5S15. 780 Comment
  UCR152516  Lotus hamatus A. C. Sanders 2005-4-22 29601 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  RSA90301  Lotus hamatus F. W. Peirson 1919-4-12 714 Riverside Along the Tahquitz Creek stream near Palm Springs Comment
  POM2646  Lotus heermannii P. A. Munz 1918-4-7 2124 Riverside Temescal Canyon Comment
  RSA604255  Lotus procumbens var. procumbens A. C. Sanders, H. Spilman, et al. 1993-4-24 13788 Riverside Southeast end of San Bernardino Mountains: South end of Whitewater Bench, east side of the mouth of Whitewater Canyon. Comment
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Jan 14 2010
  CLARK-A1528-484  Lotus purshianus Pat Halligan 1968-5-2 Riverside Riverside Comment
  RSA525260  Lotus salsuginosus var. salsuginosus Steve Boyd, Laurel Arnseth, Yvonne Rasmussen, Hugo Cota, Bob Boyd 1990-5-3 4573 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 549 Comment
  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
  CSUSB1258  Lotus scoparius Leland E. Francois 1966-3-27 32766 2 Riverside City of Riverside, lower southeast slope of Mount Rubidoux, just up the slope from Glenwood Drive. 297 Comment
  CSUSB1267  Lotus scoparius Ray O. Perez 1955-5-5 Riverside shady bank 200 yards east of life science building (UCR campus) Comment
  VVC210  Lotus scoparius F. Zaebst 1959-2-26 s.n. Riverside S Calif, UC Riverside Campus; 100 yds S on Rd behind C.E.S. Administration Bldg 325 Comment
  RSA28071  Lotus scoparius var. brevialatus I. L. Wiggins 1941-3-27 9699 Riverside 4 mi. north of Whitewater. Comment
  RSA406899  Lotus scoparius var. brevialatus M. B. Dunkle 1932-3-25 2879 Riverside Cabezon. Comment
  RSA715347  Lotus scoparius var. brevialatus A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32672 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd., near stream crossing of dirt road. 549 Comment
  RSA657176  Lotus strigosus Bob Rogers 1984-4-28 23 Riverside North-facing slope adjacent to and on the South side of Hwy 74, 3.6 miles from Strawberry Creek going towards Mountain Center. 1220 Comment
  RSA781906  Lotus strigosus Duncan S. Bell 2010-5-1 884 Riverside Arica Mountains: northwest section of project area, approximately 10.5 air miles southwest of the ghost town of Rice, and approximately 2.6 air miles south of the junction of Highway 62 and the aqueduct access road. 291 Comment
  UCR103565  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 1998-2-18 2718 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; 0.3 mi south of Chuckwalla Rd. on Graham Pass Rd. 122 Comment
  POM9588  Lotus strigosus I. M. Johnston 1920-5-8 s.n. Riverside Near Wineville [RR Station] in sand by road[Wineville = Mira Loma] Comment
  UCR214281  Lotus strigosus var. tomentellus A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37469 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak 244 Comment
  RSA498724  Lotus tomentellus Bruce M. Crawford 1932-5-1 15293 Riverside Colorado Desert - Windmill springs. Comment
  POM98794  Lotus tomentellus P. A. Munz 1926-1-31 9982 Riverside Clay hills, west of Dos Palmos, Colorado Desert. Comment
  NY43295  Lupinus arizonicus C. R. Annable 1995-3-12 2272 Riverside Box Canyon Wash, Hwy 195 Comment
  POM349954  Lupinus arizonicus N. C. Cooper 1949-4-8 3255 Riverside Mecca Pass east of Indio. 610 Comment
  RSA414836  Lupinus arizonicus George R. Johnston 1930-4-14 s.n. Riverside Shaver's Well Riverside. Comment
  RSA86947  Lupinus arizonicus F. W. Peirson 1935-4-17 11472 Riverside 25 miles north of Blythe, eastern Riverside. Comment
  UCR85079  Lupinus arizonicus A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-5-12 16038 Riverside Coachella Valley, Indio, just SW of the Whitewater River Channel at Auto Center Dr. (Hwy 111) -8 Comment
  RSA0118395  Lupinus arizonicus Lyman Benson 1945-3-29 11620 A Riverside Cabazon. 548 Comment
  UCR155824  Lupinus bicolor 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
  UCSB37850  Lupinus bicolor Sanders, A. 1980-7-18 Riverside Garner Valley; near the junction of the Thomas Mtn. Rd. with Hwy. 74; about 1 mile SE. of the head of Hemet Lake; T 6S, R 3E, SW1/4 of SW1/4 sec. 10 1341 Comment
  RSA314671  Lupinus bicolor subsp. marginatus R. F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55496 Riverside San Bernardino Mountains: Whitewater River where road crosses river below fish hatchery, ca. 4 miles north of Whitewater Post Office. 640 Comment
  POM350064  Lupinus bicolor subsp. microphyllus Bonnie C. Templeton, J. W. Clokey 1930-4-9 1055 Riverside Moreno Grade, S.W. of Beaumont 600 Comment
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Mar 20 2011
  RSA33560  Lupinus bicolor subsp. microphyllus N. C. Cooper 1944-3-24 1008 Riverside Banning. 701 Comment
  UCR124655  Lupinus bicolor subsp. microphyllus B. C. Templeton, I. W. Clokey 1930-4-9 1055 Riverside Moreno Pass 610 Comment
  RSA359881  Lupinus bicolor subsp. microphyllus Steve D. Boyd 1986-4-2 1599 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  UCR16230  Lupinus concinnus A. C. Sanders 1973-4-28 00347 Riverside Peninsular Range; San Jacinto Mtns., east of Garner Valley, along switchbacks in trail from Morris Ranch Road to Cedar Springs 2012 Comment
  LA205080  Lupinus excubitus Elizabeth McClintock; 1937-7-10 sn Riverside San Jacinto Mountains, Trail to Hidden Lake Comment
  SBBG94915  Lupinus excubitus E. LaRue 1990-4-10 Riverside midway between Pauba Valley and Wolf Valley; 0.5 mi N of Pechanga Indian Reservation 365 Comment
  UCR167981  Lupinus excubitus var. austromontanus T. B. Salvato, John F. Green 2004-5-27 650 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
  POM305657  Lupinus excubitus var. hallii Henry J. Ramsey, Henry J. Ramsey 1939-4-22 1009 Riverside North of Hemet. Comment
  SEINET10543985  Lupinus formosus David B. Dunn, Melvin L. Conrad; Patricia L. Kenney 1973-6-15 Dunn 20769 Riverside Coll at the jct of hwy 74 and 71. A gas station on the sw corner. Area generally chaparral with shaggy adenostema. 1433 Comment
  SEINET11160153  Lupinus formosus Unknown 1973-6-15 20769 Riverside Riverside County Comment
  LA205137  Lupinus latifolius var. parishii Elizabeth McClintock; 1936-7-20 sn Riverside Idyllwild, San Jacinto Mts Comment
  POM23584  Lupinus microcarpus var. densiflorus Marcus E. Jones 1903-4-11 s.n. Riverside Banning. 701 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
  SD133084  Lupinus microcarpus var. microcarpus Scott White 1991-5-13 91 86 Riverside Highway 79, immediately west of U.S. Forest Service Campground at Dripping Springs 548 Comment
  RSA0014719  Lupinus shockleyi Jim Andre 2013-3-27 24803 Riverside Rice Valley; east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62). 242 Comment
  UCR132485  Lupinus shockleyi Chris E. True 2004-3-4 s.n. Riverside Coachella Valley, Windy Point, south side of point 311 Comment
  JOTR31912  Lupinus sparsiflorus La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2158 Riverside Joshua Tree National Park. North Hexie Mountains; about .5mi west of Stirrup Tank parking area Comment
  RSA770857  Lupinus sparsiflorus Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4931 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 823 Comment
  SD234128  Lupinus sparsiflorus Virginia Pinkus Ryder 1964-3-26 118 Riverside Palm Springs, 1 mile on Palm Canyon Road. 248 Comment
  UC1292300  Lupinus sparsiflorus C. L. Hitchcock and C. V. Muhlick 1964-3-22 23252 Riverside gravelly side canyon near s. entrance to Joshua National Monument (Joshua National Monumnet) Comment
  UCR241180  Lupinus sparsiflorus Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 13 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, lower Hathaway Canyon along Hathaway Canyon Rd. 826 Comment
  UCR96893  Lupinus sparsiflorus Scott D. White 1993-3-12 1158 Riverside Near Winchester 466 Comment
  RSA524612  Lupinus sparsiflorus subsp. sparsiflorus Steve D. Boyd, L. Arnseth, T. S. Ross 1990-3-29 3935 Riverside Vail Lake area, summit of Big Oak Mtn, N. of lake. 793 Comment
  RSA772530  Lupinus truncatus Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4441 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
  UCR165191  Lupinus truncatus S. J. Myers 2001-4-6 s.n. Riverside San Jacinto Mtns., Bautista Canyon 976 Comment
  UC1077075  Lycium Herbert L. Mason 1928-3-10 4215 Riverside Hidden Springs Canyon Coachella Mts. Comment
  GMDRC9807  Lycium andersonii J. M. Andre 2017-3-1 38028 Riverside Chuckwalla Bench: along Red Cloud Rd, 2.5 mi. SSE of junction Interstate 10, between Orocopia and Chuckwalla Mtns 473 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
  CAS-BOT-BC231477  Lycium brevipes var. brevipes Marcus E. Jones 1906-4-27 s.n. Riverside Indio Comment
  RSA736732  Lythrum californicum Scott D. White, Angelia Carey, Linda Archa 2004-8-5 10687 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation- Indian Creek and adjacent uplands, from confluence w/ San Jacinto River to +/- 2 miles upstream. 534 Comment
  UCR281006  Malacothamnus densiflorus Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-6-6 617- 26 Riverside Temescal Valley, Property on S side of Temescal Canyon Rd., just W of Concordia Ranch Rd. 363 Comment
  UCR92331  Malacothamnus densiflorus Scott D. White, M. D. Wilcox 1995-7-11 3470 Riverside Peninsular Range; Santa Ana Mtns., upper forks of Decker Canyon, SW of Main Divide Truck Trail 730 Comment
  RSA586865  Malacothrix clevelandii D. L. Banks, S. D. Boyd 1995-5-3 0284 Riverside NW Palomar Mountains; Agua Tibia Mountains;Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 512 Comment
  RSA769772  Malacothrix clevelandii Duncan S. Bell, J. D. England 2010-5-17 1005 Riverside San Bernardino National Forest: Rouse Ridge, approximately 3 air miles southeast of junction of Highway 74 and forest service road 5S15. Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 1045 Comment
  UCR213889  Malacothrix clevelandii Scott D. White, Justin M. Wood 2009-5-22 12913 Riverside San Jacinto Mountains, Idyllwild area, 'Strawberry Fuelbreak' between Strawberry Creek and road to sewage ponds 1456 Comment
  POM308645  Malacothrix glabrata Henry J. Ramsey, Henry J. Ramsey 1937-5-9 s.n. Riverside Near Blythe. Comment
  RSA688910  Malacothrix glabrata Scott D. White 2001-4-18 8353 Riverside Coachella Valley: Palm Springs. NE corner of Sunrise Dr. and San Raphael Dr. (Palm Springs) 152 Comment
  UC831116  Malacothrix glabrata C. L. Hitchcock 1940-4-4 5929 Riverside 1.5 mi ne Cottonwood Spring (along 29 Palms Road, Joshua Tree National Monument) Comment
  UCR244380  Malacothrix glabrata Jim Andre 2012-4-16 20949 Riverside Joshua Tree National Park;, along Geotour Road, at SW end of one-way loop in Pleasant Valley at foot drainage below Pinyon Well, c. 7.5 mi. south of paved National Park Loop Rd. 1095 Comment
  UC665888  Malva parviflora Ira L. Wiggins 1941-3-24 9566 Riverside 0.3 mi s of Myoma (4.6 mi n of Indio, along roadside) Comment
  UCR37437  Malva parviflora Steve Boyd 1981-4-8 s.n. Riverside Gavilan Plateau, Lake Mathews Road, south of Gavilan Peak 640 Comment
  RSA586050B  Marah macrocarpa var. macrocarpa D. L. Banks, S. D. Boyd 1995-3-30 0131 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., W of the Dripping Springs Alcove, on the Woodchuck Trail. 633 Comment
  CAS-BOT-BC218947  Marina parryi Lilly H. Kruse 1954-1-18 s.n. Riverside Painted Canyon near Mecca Comment
  POM128975  Marina parryi Childs 1920-12-1 s.n. Riverside Martinez Canyon, Santa Rosa Mts, Colorado Desert Comment
  SBBG3314  Marina parryi L. Rowntree 1937-5-23 Riverside Box Cyn Comment
  UC68513  Marina parryi H. M. Hall Apr 1905 5957 Riverside near Palo Verde; Colorado Desert 91 Comment
  UCR264216  Marina parryi A. C. Sanders, Jim Malusa 2015-9-10 41863 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 0.85 mi. SE of its junction with Summit Rd. in Salt Creek Canyon, at wash crossing, at edge of Chocolate Mountains Aerial Gunnery Range 480 Comment
  UCR262275  Marrubium vulgare A. C. Sanders 2006-5-13 32289 Riverside Peninsular Range, 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
  RSA740933  Marsilea vestita Scott D. White, Justin M. Wood 2008-7-9 12435 Riverside K Flat, from large pond downstream to meadow. 1427 Comment
  UCSB46882  Marsilea vestita Roos, John 1965-9-16 Riverside Lakeview. Comment
  RSA736384  Matricaria globifera Scott D. White, Justin M. Wood 2008-5-1 11925 Riverside Perris Basin: I-215 freeway corridor, between freeway and frontage road, S of Scott Rd. 470 Comment
  RSA594522  Matricaria matricarioides D. L. Banks, Rashmi Pant 1996-5-13 1027 Riverside NW Palomar Mountains; Agua Tibia Mountains; Hwy. 79, at the entrance of the Dripping Springs Campground; Approximately 10 m E of the Dripping Springs campground entrance. On the S side of Hwy. 79. 475 Comment
  UCR224462  Matricaria matricarioides A. C. Sanders, T. B. Salvato 2011-3-28 38810 Riverside Peninsular Range; Perris-Aguanga Basin Region, Menifee Valley, between Sun City and Perris, from McLaughlin & Evans roads intersection east to I-215 Fwy 434 Comment
  UCR140326  Matricaria occidentalis A. C. Sanders, Guy Bruyea 2004-4-2 27420 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., mouth of canyon on south side, just north of Rose Rd. 463 Comment
  RSA651342  Matthiola incana John Edwin Burns 1948-2-25 s.n. Riverside Riverside. 304 Comment
  OBI37484  Medicago polymorpha Steve Boyd 1985-7-23 1008 Riverside De Luz Rd, 7 mi W of Rancho California 366 Comment
  RSA653648  Melica californica A. C. Sanders, G. Helmkamp 1997-3-15 19916 Riverside Lake Skinner area: hill (1864) E of Skinner Lake at NW end of Tucalota Hills., (33 deg 35.4'N, 117 deg 01.4'W; T7S R1W W/2 of SE/4 S6). [UTM 10km cell: MH-9E, 1N. Skinner Reservoir] 549 Comment
  UCR174306  Melica frutescens A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32647 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
  CLARK-A1528-72  Melica imperfecta Fred B. Essig 1967-5-7 Riverside Box Springs Mountains Comment
  CLARK-A1528-74  Melica imperfecta C. M. Flanagan 1973-4-14 OO 107 Riverside Sunnymead 609 Comment
  POM114751  Melica imperfecta Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  RSA699307  Melica imperfecta Keith E. Hoffmaster 1934-4-8 88 Riverside Santa Ana Mts. Comment
  SBBG53765  Melica imperfecta S. Boyd 1980-5-11 Riverside Harford Springs County Park, NW corner of the Gavilan Plateau; NE of trailer park, E of Gavilan Rd Comment
  SEINET238466 Image available Melica imperfecta A. C. Sanders 1998-3-11 21682 Riverside Shipley/Skinner Reserve area: North Domenigoni Hills N of Diamond Valley near old mine site above San Jacinto Valley 610 Comment
  UC38845  Melica imperfecta H. M. Hall 1899-1 1111 Riverside Strawberry Creek; San Jacinto Mountains 914 Comment
  UCR245967  Mentzelia albicaulis Duncan S. Bell 2009-3-9 116 Riverside Arica Mountains, east side of the range, west side of Rice Valley, c. 2.7 air miles NE of Priest Well, or c. 3.3 air miles SE of ghost town of Rice 244 Comment
  UCR244728  Mentzelia desertorum Jim Andre 2012-3-19 21345 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Hwy 177, 8.6 mi. NE of junction with I-10 152 Comment
  UC1546719  Mentzelia involucrata Barry A. Prigge 1988-2-21 7847 Riverside 2 mi w Clemens Well; Colorado Desert, Orocopia Mountains 228 Comment
  UC1929704  Mentzelia involucrata Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10503 Riverside Peninsular Ranges, San Jacinto Mountains / Colorado Desert; West side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains Comment
  UCSB4219  Mentzelia involucrata Beeks, Richard 1952-4-4 Riverside 7 miles N of Mecca in Box Canyon Comment
  UC335512  Mentzelia involucrata John Gill Lemmon Riverside Colorado Desert Comment
  POM259710  Mentzelia involucrata var. megalantha P. A. Munz 1940-3-22 15662 Riverside Whitewater Canyon 2 miles north of Banning-Indio boulevard. Comment
  RSA49187  Mentzelia involucrata var. megalantha P. A. Munz 1949-4-12 13032 Riverside North base of Eagle Mts., Mojave Desert. 945 Comment
  RSA722991  Mentzelia laevicaulis var. laevicaulis M. Wall 2007-6-26 430 Riverside San Jacinto Valley, Bautista Creek wash off Bautista Canyon Rd. 3.0 miles SE of jct with Fairview Ave. 678 Comment
  UCR241671  Mercurialis annua O. F. Clarke 2011-2-27 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 365 Comment
  UCR48524  Mesembryanthemum nodiflorum Steve Boyd 1986-4-19 1713 Riverside Peninsular Range, Temescal Canyon, Warm Springs Valley, Alberhill Creek east of Nichols Road 366 Comment
  SD152926  Micropus californicus Steve Boyd, Tim Ross 1992-5-4 7190 Riverside Southern Santa Ana Mountains, Oak Flats area east of Verdugo Potrero. 730 Comment
  SEINET273065  Microseris douglasii A. C. Sanders 1997-3-26 20131 Riverside Lake Skinner area: N edge of large clay patch adjacent to the Skinner entrance road ca. 1-2 km NE of Borel Rd. 1550 Comment
  UCR88169  Microseris douglasii subsp. douglasii Karen Kirtland 1992-5-20 s.n. Riverside Perris-Aguanga Basin, San Jacinto River at a planned development called Creekside, east of Dunlap Dr. and north of San Jacinto Ave. 433 Comment
  RSA543952  Microseris heterocarpa Steve Boyd 1991-5-9 6184 Riverside Santa Ana Mountains, lower flank of range along the Bedford Truck Trail on ridge between Bedford and McBribe Canyons. 549 Comment
  UCR91288  Microseris heterocarpa Scott D. White, M. Jacobsmeyer 1996-4-20 3975 Riverside Perris Basin, Near Perris Airport, c. 100 m north of Case Road, just west of the I-215 Fwy 433 Comment
  UCR156373  Microseris lindleyi T. B. Salvato, Kent Beaman 2005-5-16 875 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  UCR167299  Microseris lindleyi Scott D. White 2005-3-29 10828 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
  UCR193742  Microseris lindleyi A. C. Sanders, Mitch Provance 2008-7-11 35757 Riverside Peninsular Range; San Jacinto Mtns., 3/4 mi. NE of Mountain Center, c. 1/4 mile NE of Keenwild Fire Station, near road to helipad 1494 Comment
  RSA0018789  Mimetanthe pilosa Naomi S. Fraga, Erika Gardner, Beth Kempton, Tom Kerrin-Torres, Michael Wall 2008-7-17 2424 Riverside Mount San Jacinto State Park; Hidden Lake 2652 Comment
  HSC85259  Mimulus aurantiacus var. pubescens Steve Boyd 1986-4-22 1749 Riverside Stable alluvial benches of Indian Wash just S of Interstate Hwy 15 Comment
  RSA408056  Mimulus bigelovii var. bigelovii Christopher Davidson 1979-4-4 7725 Riverside Orocopia Mountains, E of Box Canyon on Box Canyon Rd., 15.1 miles E of Mecca. Dirt road to the SE. 579 Comment
  CSUSB886  Mimulus brevipes John Milbauer 1976-5-12 Riverside Pigeon Pass Road. Comment
  RSA736296  Mimulus brevipes Scott D. White, Justin M. Wood 2008-5-27 12035 Riverside Perris Basin: I-215 freeway, between Clinton Keith and Alamos. 396 Comment
  SEINET3208895  Mimulus brevipes G. Goodwin 2012-6-14 3450 Riverside San Jacinto Mountains, south of Banning along highway 243 just north of Vista Grande viewpoint 1550 Comment
  UCR127360  Mimulus brevipes A. C. Sanders, D. Malueg 2003-5-8 26565 Riverside Perris-Aguanga Basin region, Los Alamos Road at Warm Springs Creek crossing west of Hwy 79, northeast of the Hogbacks, north of Los Alamos Rd. and east of the creek 396 Comment
  UCSC000865  Mimulus cardinalis Peter Kamb 1948-7-11 1199 Riverside Hall Canyon, San Jacinto Mts. 1646 Comment
  POM19085  Mimulus clevelandii P. A. Munz 1923-6-14 7062 Riverside Glen Ivy Trail to Santiago Peak 1220 Comment
  RSA731022  Mimulus diffusus M. Wall 2008-4-13 445 Riverside San Jacinto Valley, Santa Rosa Hills, Simpson Park 750 Comment
  UCR202241  Mimulus diffusus 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
  RSA680492  Mimulus floribundus Scott D. White, Michael Honer, Dylan Hannon 2003-6-24 9599 Riverside Near Rainbow Valley: Mountains west of I-15 Freeway and immediately north of San Diego County boundary. 335 Comment
  LA209476  Mimulus fremontii Elizabeth McClintock; 1938-7-17 sn Riverside San Jacinto Mountains, Pine Cove Comment
  RSA0014937  Mimulus fremontii var. fremontii LeRoy Gross, Evan Meyer 2013-5-21 6122 Riverside West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley., Started near 33.72895N, 116.73415W. And ended at Inspiration Point, near [coordinates given.] 1631 Comment
  UCR12633  Mimulus fremontii var. fremontii Ed West 1972-5-5 06 Riverside San Jacinto Mtns, 15.3 miles from Banning on the Palms to Pines Hwy [Hwy 243] 1738 Comment
  LA209399  Mimulus guttatus Norman C. Cooper; 1415 Riverside San Jacinto Mountains, above Banning 1219 Comment
  UCR90740  Mimulus guttatus Scott D. White 1995-4-5 2732 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  UC886073  Mimulus pilosus Carl B. Wolf 1932-8-5 3930 Riverside summit of Devil's Slide Trail from Idyllwild to Tahquitz Valley; San Jacinto Mts. 2438 Comment
  RSA0048454  Mirabilis froebelii N. Kiner 1954-5-16 s.n. Riverside Pines to Palms Highway. 1066 Comment
  JEPS61301  Mirabilis laevis var. crassifolia W. L. Jepson 1914-5-25 6073 Riverside San Gorgonio Pass 548 Comment
  POM293184  Mirabilis laevis var. crassifolia Lyman Benson 1946-4-15 12022 Riverside 2 miles east of Banning, Colorado Desert. 610 Comment
  POM758  Mirabilis laevis var. crassifolia J. D. Abrams 1901-05 s.n. Riverside Elsinore. Comment
  UC1136596  Mirabilis laevis var. crassifolia R. St. John 1931-3-17 197 Riverside hill N of Corona 310 Comment
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Nov 27 2011
  CAS-BOT-BC434817  Mirabilis laevis var. retrorsa S. B. Parish 1907-4-24 6073 Riverside Whitewater, Western base of the Colorado Desert 109 Comment
  OBI40178  Mirabilis laevis var. retrorsa N. Miles Fellows 1985-3-16 114 Riverside Oasis de Los Osos Preserve, off Snow Crk Cyn at the N foot of the San Jacinto Mts, 1 mi W of Snow Crk Village 488 Comment
  RSA79159  Mirabilis laevis var. retrorsa P. A. Munz 1952-5-2 16245 Riverside Dry Morongo Wash, n.w. end of Coachella Valley. 457 Comment
  SBBG22011  Mirabilis laevis var. villosa R. F. Thorne 1964-5-3 33848 Riverside near hwy ca. 4 mi S of Morongo Valley and 3 mi S of San Bernardino Co line Comment
  UC1922765  Mirabilis laevis var. villosa Scott D. White, Brian Leatherman 2005-5-4 11011 Riverside SONORAN DESERT: Eastern Coachella Valley. Thermal area; bajada below Mecca Hills and East of the Coachella Cana. Thermal Canyon 7.5' Quad. Comment
  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
  RSA464620  Mirabilis multiflora var. pubescens E. A. McGregor 1963-11-6 s.n. Riverside Pines to Palms Hwy, between Palm Springs and Idyllwild. Comment
  UCR272307  Mirabilis tenuiloba Duncan S. Bell, Sarah J. De Groot, Cheryl Sevilla 2015-2-10 7744 Riverside Santa Rosa Mountains, a narrow unnamed canyon c. 2 air miles south of La Quinta, and c. 5.25 air miles northeast of th summit of Martinez Mountain 232 Comment
  JOTR38682  Mohavea confertiflora Hodges, Stephen R. 2017-2-7 698 Riverside Joshua Tree National Park. Little San Bernardino Mountains, West Deception Canyon, near the mouth of the canyon just north of the park boundary 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
  RSA758321  Mohavea confertiflora Doug Goldman 2005-3-3 3024 Riverside Box Canyon, along the west side of Box Canyon Road, around 10 miles southwest of the intersection with Interstate 10 and around 0.7 miles southeast of Blake Hill 268 Comment
  SD233949  Mohavea confertiflora Thomas Stoughton 2011-2-20 740 Riverside Colorado Desert; Western Colorado Desert region: North side of the Mecca hills, side canyon between the head of Box Canyon and Shavers Well, roughly 7.4 miles from Interstate 10 on Box Canyon Road (Mortmar 7.5' USGS) 305 Comment
  UCSB7452  Mohavea confertiflora Broder, Richard 1958-3-1 Riverside 1.5 miles up White Water Canyon from US 60-70 Comment
  RSA776945  Mohavea confertiflora Amber Swanson 2011-3-19 238 Riverside W of Eagle Mtn Rd to Railroad tracks abt 5 mi N of I-10 307 Comment
  RSA40609  Mollugo cerviana J. C. Roos 1946-9-14 3015 Riverside Thomas Valley, San Jacinto Mountains. 1372 Comment
  UC25463  Monardella breweri subsp. lanceolata H. M. Hall 1901-6 2527 Riverside San Jacinto Mountains. In vicinity Strawberry Valley 1584 Comment
  CAS-BOT-BC215453  Monardella linoides subsp. linoides H. M. Hall 1897-7-30 758 Riverside 20 mi. south of Palm Springs, Eastern base, along the borders of the Colorado Desert, San Jacinto Mountains Comment
  RSA752882  Monardella linoides subsp. stricta Orlando Mistretta 2009-7-10 3996 Riverside Santa Ana River Canyon. Vicinity of Camp Round Meadow; 0.40 miles SE of junction of highway 38 and Jenks Lake Rd. 2027 Comment
  LA96083  Monardella nana Elizabeth McClintock; 1941-7-15 114 Riverside San Jacinto Mountains, on slope S of Strawberry Creek, and W of Domengonio Flats Comment
  LA96100  Monardella nana Elizabeth McClintock; H. Lewis 1941-6-22 71 Riverside 0.1 mi. from fork in road going to the public camps, on Banning-Idyllwild road Comment
  RSA750413  Monardella nana subsp. arida Elizabeth McClintock 1941-6-8 58 Riverside Road to Santa Rosa Mt. 0.6 miles above Pines to Palms Highway. Comment
  UC1499800  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-12 104 Riverside Deer Springs and Suicide Rock trail, one switchback below the forks San Jacinto Mts. Comment
  UC1499809  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-15 114 Riverside w Domengonio Flats (on slope s of Strawberry Creek); San Jacinto Mts. Comment
  JOTR30992  Monardella robisonii La Doux, Tasha, Maria Harding 2010-7-8 1971 Riverside Joshua Tree National Park. White Tanks, ~500m north of Arch Rock Nature trail; plants in this population seem to have some M. linoides characteristics. Comment
  UCR18617  Monolepis nuttalliana O. F. Clarke 1973-3-10 s.n. Riverside Lakeview Area, 2.5 mi north of Ramona Expressway on Davis Rd. 434 Comment
  UCR214163  Monoptilon bellioides T. B. Salvato 2010-4-20 4059 Riverside Sonoran (Colorado) Desert, alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe 189 Comment
  UCR251667  Monoptilon bellioides Thomas R. Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy, Naomi Fraga 2011-3-17 764 Riverside Sonoran (Colorado) Desert, Mecca Hills, Shaver's Well, adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail 305 Comment
  UCR158279  Muhlenbergia A. C. Sanders, G. K. Helmkamp 1996-3-17 17974 Riverside Coachella Valley, North Palm Springs (Garnet), I-10 at Indian Ave., N of Garnet Ave 250 Comment
  RSA483256  Muhlenbergia asperifolia L. E. Hoffman 1932-5-28 s.n. Riverside Near San Jacinto Comment
  CHSC60212  Muhlenbergia microsperma J. Lund 1980-4-3 Riverside One mile west of Corn Spring on the side of an unimproved road in a wash. Comment
  JOTR33738  Muhlenbergia microsperma La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2737 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Exposed aplite vein forming a prominent rib line with loose, cobble slope surrounding it (Stop 3) Comment
  UC472730  Muhlenbergia microsperma Mary F. Spencer 1921-5-28 1695 Riverside Saboba Hot Springs San Jacinto 786 Comment
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Apr 1 2013
  POM12434  Myosurus minimus subsp. apus P. A. Munz, D. M Johnston 1922-5-5 5162 Riverside March field Comment
  UCR114958  Myosurus minimus subsp. apus Fred M. Roberts 1992-4-25 4872 Riverside San Jacinto Valley, Upper Salt Creek Watershed adjacent to Hemet, NW corner of California Avenue and Stowe Road, 3.3km ENE Winchester 455 Comment
  UCR70518  Myosurus minimus subsp. apus D. E. Bramlet 1991-5-9 2139 Riverside 6.1 km west of Hemet and c. 260 m west of the intersection of Florida Ave. and Warren Rd 500 Comment
  SD181815  Myriopteris newberryi Scott D. White, Tasha La Doux 2000-4-20 7676 Riverside Gibbel Flat in the Santa Rosa Hills. 609 Comment
  UC217897  Nama P. A. Munz, D. Keck 1922-4-13 4931 Riverside Hayfields Colorado Desert, Chuckawalla Valley, Hayfields (Chuckawalla Valley, Colorado Desert, dry basin) 152 Comment
  CHSC692  Nama demissa F. Hughes 1935-4-16 Riverside Colorado Desert Comment
  HSC28433  Nama demissa Richard Spjut 1973-4-5 3264 Riverside Colorado Desert; N slopes of the Chuckawalla Mtns. ca. 3-4 mi. S of Desert Center 305 Comment
  JOTR32160  Nama demissa var. demissa La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2313 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Gneiss outcrop on edge of large sandy wash in wide canyon that feeds southwest into Wilson Canyon (Stop 6) Comment
  RSA0019794  Nama hispida var. spathulata April Garbat, Sarah J. De Groot 2013-4-30 57 Riverside Ford Dry Lake, N of I-10 122 Comment
  RSA264149  Nama hispida var. spathulata C. W. Tilforth, John Dourley, Walter Wisura 1977-6-19 1329 Riverside 2 miles S of Rice and Hwy 62, along Blythe-Rice Rd. 267 Comment
  CLARK-A1528-5488  Nama stenocarpa John C. Roos 1951-10-19 5327 Riverside San Jacinto Valley 457 Comment
  SD148142  Nama stenocarpa D. E. Bramlet, Et al. 1999-10-15 2817 Riverside 198 m S of Gilman Hot Springs Road, 1.22 km NW of Hwy 79 and 2.1 km S of Jackrabbit Trail 433 Comment
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Mar 21 2011
  RSA544393  Nassella cernua Steve Boyd 1991-5-30 6321 Riverside Winchester Valley, SE end of Double Butte, just N of Winchester, 1/2 mile W of Highway 79 457 Comment
  POM10294  Nasturtium officinale H. M. Hall 1897-6-6 300 Riverside Riverside. Comment
  RSA593989  Nasturtium officinale D. L. Banks, Elizabeth Hedge Banks 1996-5-2 950 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
  RSA736378  Navarretia atractyloides Scott D. White, Justin M. Wood 2008-5-1 11919 Riverside Perris Basin: I-215 freeway corridor, between freeway and frontage road, S of Scott Rd. 470 Comment
  UCR112000  Navarretia atractyloides A. C. Sanders, T. B. Salvato 2000-5-25 23425 Riverside Peninsular Range, Menifee Valley, south of Newport Rd., north of Holland Rd. and west of Bradley Rd., 2 miles due east of Railroad Canyon Lake 488 Comment
  RSA0015059  Navarretia fossalis D. E. Bramlet, Fred Roberts, I. Anderson 2005-6-10 3875 Riverside 4.5 miles west of Hemet. The site is located 1000 feet south of Stetson and 300 feet east of California. 456 Comment
  RSA532574  Navarretia fossalis D. E. Bramlet, P. Gordon Reedy 1991-5-8 2126 Riverside 30m east of California Ave. and 75m north of the AT and SF railroad tracks. The population is NE of the intersection of California Ave. and Marvin Hull Road. Some 10-300m west of MWD Canal. 498 Comment
  CAS-BOT-BC109111  Nemacaulis denudata var. gracilis Geo. B. Grant 1906-4-20 6718 Riverside Palm Springs Comment
  SD258496  Nemacaulis denudata var. gracilis J. M. Andre, Glenn Clifton, Ron Kelley 2013-3-21 24394 Riverside West Riverside Mountains: at base of NW corner of range where sand ramps run up against granitic bouldery slopes, about 10 miles SW of Vidal Jct, 3 miles S of Grommet RR xing at Hwy 62. (Grommet 7.5'Q) 363 Comment
  UC178672  Nemacaulis denudata var. gracilis Marcus E. Jones, A. M. 1903-5-11 Riverside Whitewater 304 Comment
  UCR116916  Nemacladus ramosissimus A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23955 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon area west of Del Rey Rd., hills on both sides of gas pipeline route 390 Comment
  POM10259A  Nemacladus sigmoideus Charlotte M. Wilder 1905-04 575 Riverside Wilder's Canyon, Jurupa Mtns. Comment
  RSA38410  Nicolletia occidentalis P. A. Munz 1946-10-21 11602 Riverside Near Ellen M. Mine, Joshua Tree National Monument 1296 Comment
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Sep 25 2011
  UCR193977  Nicotiana attenuata A. C. Sanders 2008-7-25 35912 Riverside Peninsular Range; San Jacinto Mtns., east side of May Valley, along Bonita Vista Rd. at foot of hills 1580 Comment
  CHSC8439  Nicotiana clevelandii Edward L. Smith 1958-3-21 392 Riverside Little Santa Maria Mts. 6 mi s of Rice, near Priest's Well. 365 Comment
  JEPS12375  Nicotiana clevelandii S. B. Parish 1920-3-26 20011 Riverside near Palm Springs (e base of Mt. San Jacinto); Colorado Desert, Mt. San Jacinto Comment
  UCR91531  Nicotiana glauca Scott D. White 1995-4-5 2714 Riverside Moreno Valley, Base of slope in 'Badlands', off [Moreno-Redlands] Blvd 640 Comment
  SBBG70578  Nicotiana obtusifolia M. N. Ackley 1928-3-31 971 Riverside Painted Cyn 76 Comment
  SBBG92196  Nicotiana obtusifolia D. F. Howe 1980-4-16 Riverside 4 mi S of Intertstate 10 on Cornsprings Rd, Chuckwalla Mtns 335 Comment
  UCSB12884  Nicotiana obtusifolia Breedlove, Dennis 1962-3-11 Riverside 3 miles southwest of Palm Desert 426 Comment
  SD136742  Nicotiana quadrivalvis Steve Boyd, Tim Ross 1992-5-15 7394 Riverside San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junctionof Tenaja and Morgan Trails, west of Round Potrero 671 Comment
  SEINET3077948 Image available Nicotiana quadrivalvis Marc Mittleman 1982-5-25 Riverside Gentry Experimental Farm, Los Alamos Road, Murrieta. 366 Comment
  CLARK-A1528-4355  Nicotiana trigonophylla John C. Roos 1966-2-5 Riverside Indio Hills Comment
  RSA686403  Notholaena californica Anstruther Davidson 1893-4-10 114 Riverside Palm Springs. Comment
  UCR90179  Notholaena californica A. C. Sanders, C. L. Sanders, O. F. Clarke, P. J. MacKay, S. D. White 1994-11-27 15869 Riverside San Jacinto Mtns/Colorado Desert, Palm Canyon, from Hermit's Bench upstream to just beyond the confluence with East Fork 300 Comment
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Jun 19 2018
  POM897  Notholaena californica subsp. californica P. A. Munz 1918-4-27 2167 Riverside Temescal Canyon. Comment
  UCR100864  Oenothera deltoides George K. Helmkamp, E. A. Helmkamp 1998-2-18 2689 Riverside Sonoran (Colorado) Desert, Midland Road., 3.8 mi. SE of Midland, Little Maria Mtns. 198 Comment
  UCR196347  Oenothera deltoides Naomi Fraga, Sarah J. De Groot, Lisa Rojas, Pesach Lubinsky 2005-2-10 1428 Riverside Northeastern Colorado Desert, along Palen Pass Road, near Hwy 177 170 Comment
  RSA771509  Oenothera dentata Keith E. Hoffmaster 1937-6-6 760 Riverside Near Valle Vista, Hemet Valley. Comment
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Jun 24 2020
  RSA652333  Oenothera elata subsp. hirsutissima T. Sargent 1959-5-22 s.n. Riverside S. of Temecula (Hghy. 395.) ? Comment
  UCR232399  Oenothera primiveris Dave Silverman, Onkar Singh 2010-3-25 7841 Riverside Sonoran (Colorado) Desert, Palo Verde Mesa east of the southern McCoy Mtns, 1.6 km east of Black Creek Rd., 4.9 km west of McCoy Wash, and 8.6 north of I-10 149 Comment
  RSA144818  Oenothera primiveris subsp. primiveris E. G. Linsley, J. W. MacSwain 1960-3-2 60 -3 Riverside Hopkins Well. Comment
  CDA25329  Oligomeris linifolia G. D. Barbe, T. C. Fuller 1973-2-28 1061 Riverside I-10 at road to Wiley s Well, west of Blythe. 0 Comment
  RSA4926  Oligomeris linifolia Carl B. Wolf 1932-4-28 3072 Riverside Chuckwalla Valley, 20 miles west of Blythe on the Mecca road 122 Comment
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Mar 26 2011
  RSA698596  Oligomeris linifolia J. R. Bruff s.n. Riverside Palm Springs. Comment
  UCR232390  Oligomeris linifolia Dave Silverman 2010-3-24 7826 Riverside Sonoran (Colorado) Desert, South Palen Lake, Chuckwalla Valley, 4.5 km southeast of Sidewinder Well, 2.3 km SW of Palen Dunes Dr., and 4.2 km north of Interstate 10 128 Comment
  POM96634  Oligomeris linifolia F. M. Reed 1926-3-4 5165 Riverside Near Thermal Comment
  CHSC955  Olneya tesota V. Holt 1942-3-28 Riverside Colorado river near Blythe. 82 Comment
  RSA796109  Olneya tesota Duncan S. Bell 2009-4-20 320 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  RSA757825  Oncosiphon piluliferum Michael Wall 2010-5-13 560 Riverside San Jacinto Valley, Gilman Springs Rd. between Hemet and Moreno Valley, east of Mystic Lake between 3.0 and 6.0 miles N of jct. with Sanderson Ave. (Hwy 79) Comment
  SEINET5497541 Image available Oncosiphon piluliferum Andrew C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24210 Riverside Perris-Aguanga region; Moreno Valley, along I-215 just south of the March Field Museum, 0.7 mi. south of Van Buren Blvd. 465 Comment
  SEINET8191817 Image available Oncosiphon piluliferum D. W. Taylor 2003-5-8 18551 Riverside San Jacinto Wildlife Area, Davis Road, 0.5 mile N of Lakeview. 434 Comment
  SEINET2045128 Image available Opuntia X vaseyi Rosemary Trelease 1999-4-5 Riverside Maricopa County: Grown in cultivation at Desert Botanical Garden, Phoenix, N 33 deg 27' 33'', W 111 deg 56' 35'', 1200 ft., 366 m: accession number 1987 0049 0201; originally received as a cutting collected by Bruce Parfitt 3503, 19 April 1986, with Rita Anthony and Andy Sanders from California, Riverside County, Puaba Valley, Highway 79 crossing of Tecucula River (or creek), 4.6 mmiles east of junction with road to Pala; Collector's notes: altitude 1000 ft, 300 m; habitat sage scrub hillside east of creek and shouth of highway; spiny and spineless pads on same plant. Comment
  RSA247286  Opuntia bigelovii C. B. Wolf 1932-10-12 4301 Riverside Northwest end of Pinto Basin, about 4 mi east of El Dorado Queen Mine. 915 Comment
  RSA22795  Opuntia polyacantha var. erinacea C. B. Wolf 1939-9-29 9459 Riverside Desert slopes of San Jacinto range. Upper edge of Pinon Flats on the Palms-Pines Road. 1220 Comment
  RSA6210  Opuntia polyacantha var. erinacea B. D. Stark 1932-09 4374 Riverside East slope of San Jacinto Mountains on the Palms to Pines road. 1524 Comment
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Dec 11 2011
  RSA357376  Orcuttia californica F. W. Peirson 1922-5-19 3028 Riverside Menifee Valley Comment
  SD217186  Orcuttia californica D. Bramlet 1992-4-29 2253 Riverside Winchester 7.5 USGS; site is approximately 8 kilometers southwest of Hemet; vernal pools are located northwest of the intersection of California Avenue and Stowe Road (5-500 feet north of Stowe Road and 20-700 feet west of California Avenue) 455 Comment
  CAS-BOT-BC355580  Oreostemma alpigenum var. andersonii F. Grinnell Jr. 1908-7-1 s.n. Riverside Tahquitz Valley 2438 Comment
  RSA0072125  Orobanche cooperi G. K. Helmkamp 1998-4-4 3144 Riverside Southern Mojave Desert: junction of CA Hwy 62 (Twentynine Palms Hwy) & CA Hwy 177 (Desert Center-Rice Rd). 457 Comment
  CAS-BOT-BC502863  Orobanche cooperi subsp. cooperi Ira L. Wiggins 1941-3-24 9589 Riverside On E side of Salton Sea, 1 mi N of Imperial County Line Comment
  RSA0066538  Orobanche cooperi subsp. cooperi Theodore W. Minthorn 1927-6-29 s.n. Riverside Near Indio. Comment
  RSA0066570  Orobanche cooperi subsp. cooperi M. Pijoan 1927-4-9 s.n. Riverside Deep Canyon east of Palm Springs. Comment
  RSA0084356  Orobanche cooperi subsp. cooperi Edmund C. Jaeger 1922-3-4 1108 Riverside Painted Canyon, near Mecca. Comment
  JEPS10835  Orobanche fasciculata W. L. Jepson and H. M. Hall May 17-June 1, 1901 1463 Riverside Santa Rosa Peak and Palomar. Van Deventer's Ranch. Comment
  UC1929717  Oxalis californica Scott D. White 2003-3-21 8825 Riverside SANTA ANA MOUNTAIN FOOTHILLS: Rancho Mission Viejo. East-facing slopes above an unnamed tributary to San Juan Creek. Comment
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May 28 2018
  CLARK-A1528-3756  Oxytheca emarginata John C. Roos 1941-5-10 126 Riverside San Jacinto Mountains 1219 Comment
  RSA606151  Oxytheca emarginata R. S. Woglum 1937-5-22 573 Riverside Santa Rosa Mountains. Comment
  POM14994  Oxytheca trilobata Mary F. Spencer 1922-6-16 s.n. Riverside San Jacinto Mountains. 1829 Comment
  RSA487541  Paeonia californica L. F. LaPre 1988-1-27 s.n. Riverside Santa Rosa Springs Ranch, on Santa Rosa Plateau, W of Murrieta. Comment
  RSA518449  Paeonia californica C. W. Tilforth, D. Tilforth 1977-3-6 1264 Riverside 0.3 miles E of El Cariso Forest Station, W of Lake Elsinore, Hgwy 74 and Forestry Rd. 6S06. Comment
  SD234047  Palafoxia arida Virginia Pinkus Ryder 1964-3-26 114 Riverside Palm Springs, 1 mi. N on Palm Canyon Road. 248 Comment
  SEINET11745025 Image available Palafoxia arida I. W. Clokey 1935-4-17 6938 Riverside Shafer Wells 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
  UCR153389  Palafoxia arida var. arida Scott D. White 2000-3-23 7634 Riverside Sonoran (Colorado) Desert, Coachella Valley, Thousand Palms area. North terminus of Rio del Sol Road at intersection with Vista Chino. Proposed aggregate mine expansion 183 Comment
  UCR251921  Palafoxia arida var. arida Jim Andre 2013-3-27 24844 Riverside NE Colorado Desert, Riverside Mountains, Agnes Wilson Rd. west of crossing of Colorado River, 0.8 mi east of Hwy 95, 12.4 mi south of Vidal Junction 115 Comment
  UC69351  Panicum acuminatum var. acuminatum H. M. Hall June 1901 2244 Riverside North Fork; San Jacinto Mountains, North Fork 914 Comment
  RSA445556  Papaver californicum Robert Gustafson 1983-4-18 2497 Riverside Clinton Keith Rd. about 2.5 miles from its junction with Hwy 15, eastern slopes of the Santa Ana Mtns. 457 Comment
  CAS-BOT-BC274185  Pappostipa speciosa Richard W. Pohl 1963-5-29 9427 Riverside S. Fork of San Jacinto River at N fork of San Jacinto River, Hy 74 609 Comment
  SEINET273060 Image available Parietaria hespera A. C. Sanders 1997-3-26 20104 Riverside Lake Skinner area;along foot trail at W base of Tucalota Hills. UTM 10km cell: MH-9E 1N. Skinner Reser. 518 Comment
  UCR245248  Parkinsonia florida Jim Andre 2012-3-19 21342 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley along unnamed dirt road 0.3 mi. N. of Hwy 177, 5.7 mi. NE of junction with I-10 freeway 157 Comment
  UCSB17561  Parkinsonia florida Perkins, Carlin 1963-4-5 Riverside 12.7 mi. south east of Pinyon Flats Campground on California Highway 74 304 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
  RSA795233  Pectis papposa Justin M. Wood, Dustin Ray 2010-10-1 2772 Riverside Sonoran Desert: Chuckwalla Valley northwest of Victory Pass on east side of Kaiser Road +/-1 mile north of Desert Center Landfill at proposed Eagle Mountain Solar Site. 205 Comment
  RSA92219  Pectis papposa F. W. Peirson 1937-11-27 12245 Riverside La Quinta, Coachella Valley. 0 Comment
  UC90553  Pectis papposa var. papposa T. S. Brandegee 1901-4-4 Riverside Colorado Desert Comment
  SEINET10799093  Pectis papposa var. papposa David J. Keil 1975-8-27 Keil K 10994 Riverside 8 mi. W of Desert Center along I-10. Comment
  CAS-BOT-BC169754  Pectocarya anisocarpa W. P. Vestal; A. G. Vestal 1947-3-30 s.n. Riverside 5 miles S of Winchester Comment
  SD181661  Pectocarya linearis Scott D. White 2000-5-1 7743 Riverside western foothills of Santa Ana Mountains near Bedford Canyon. 351 Comment
  UCR181348  Pectocarya linearis Mitch Provance, Tracy Tennant 2003-4-5 6530 Riverside San Bernardino Valley, Fontana, Martin Tudor Park, north side of the Jurupa Mountains, west of Sierra Blvd 360 Comment
  UCR805  Pectocarya linearis J. E. Dimitman 1957-4-8 s.n. Riverside Upper Santa Ana River/San Bernardino Valley Region, Riverside, hills south of UCR campus 457 Comment
  RSA528100  Pectocarya linearis subsp. ferocula Steve Myers 1991-4-15 91 -16 Riverside City of Banning, W of fields Road, N of Interstate 10 & S o the Morongo Indian Reservation. 671 Comment
  SEINET6973497  Pectocarya linearis var. ferocula A. G. Vestal 1962-3-29 s.n. Riverside 4.2 miles east of Murrieta. Comment
  JOTR30970  Pectocarya penicillata La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1944 Riverside Joshua Tree National Park. (Stop 1) Pleasant Valley at base of Hexie Mountains, near Blue Cut Gorge Comment
  POM368785  Pectocarya penicillata E. Crow 1929-4-21 336 Riverside North of Alberhill Comment
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Sep 29 2011
  RSA673717  Pectocarya penicillata Scott D. White, W. LaHaye 2000-5-27 7925 Riverside San Jacinto Mountains: Baldy Mtn. area. 1616 Comment
  UCR108483  Pectocarya peninsularis A. C. Sanders, P. J. MacKay, M. Jacobsmeyer, C. L. Sanders 1995-3-5 15998 Riverside Sonoran (Colorado) Desert, Orocopia Mtns, Maniobra Valley, 1.6-3 mi. south of frontage road (old Hwy 60) along Interstate 10, S to edge of BLM wilderness 610 Comment
  SBBG81515  Pectocarya platycarpa S. A. Junak 1983-3-23 1621 Riverside Jefferson Rd, across from entrance to Cahuilla Lake County Park, S of Indio Comment
  UCR175238  Pectocarya platycarpa Jim Andre, T. La Doux 2006-4-11 6743 Riverside S Mojave Desert, Joshua Tree National Park, along Pinto Basin Road (paved) through Wilson Canyon at Fried Liver Wash 858 Comment
  UCR249830  Pectocarya platycarpa T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7313 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
  RSA0128200  Pectocarya platycarpa G. Rink 2013-3-20 11894 Riverside Above twelve miles west of Blythe, at the site of the proposed Quartzite solar power plant. 105 Comment
  JOTR29563  Pectocarya recurvata Andre, Jim, Tasha LaDoux 2006-4-11 6737 Riverside Joshua Tree National Park. Along Pinto Basin Rd (paved) in Wilson Canyon 857 Comment
  RSA0123680  Pectocarya recurvata Duncan S. Bell, LeRoy Gross 2016-3-9 8861 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
  UC2015546  Pectocarya recurvata A. C. Sanders with P. MacKay, M. Jacobsmyer, C. Sanders, et al. 1995-3-5 16000 Riverside Colorado Desert, Orocopia Mountains, Maniobra Valley, 1.6-3 mi S of Frontage road (old highway 60) along I-10, S to edge of BLM wilderness. Comment
  UCR41585  Pectocarya recurvata A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6122 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  RSA49169  Pectocarya setosa P. A. Munz 1949-4-13 13066 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 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
  SD144116  Pennisetum setaceum A. C. Sanders, P. MacKay 1994-10-23 15848 Riverside San bernardino Mountains, Whitewater River Canyon, between the trout hatchery & Bonnie Bell, in moist sand near the stream on the canyon bottom 580 Comment
  SDSU10926  Penstemon bridgesii M. De Lisle 1962-7-28 19 Riverside Hwy 74 at the malibox to Mt. Baldy Ranch Camp Grounds. 1356 Comment
  POM229502  Penstemon californicus Philip A. Munz 1969-5-31 15122 Riverside Kenworthy, south end of San Jacinto Mts. 1372 Comment
  OBI29855  Penstemon centranthifolius Melissa Luckow, Rhonda Riggins 1982-4-15 819 Riverside Pinyon Pass Rd 0.1 mi NW of hwy 74 1006 Comment
  UCR268292  Penstemon centranthifolius Jim Andre 2012-6-15 30529 Riverside San Jacinto Mountains, Banning, along Hwy 243, 10.7 miles south of Interstate 10, San Bernardino National Forest 1499 Comment
  RSA96996  Penstemon centranthifolius R. M. Straw 1953-6-5 446 Riverside 0.2 mi. west of Palms to Pines Hwy on road to Anza. Comment
  SBBG119450  Penstemon clevelandii M. Provance, K. Knudsen, P. Wester 2004-5-8 9020 Riverside ca. 0.05 mi S on Santa Rosa Mtn Rd from St Hwy 74 1402 Comment
  CAS-BOT-BC265287  Penstemon clevelandii subsp. connatus C. Epling; Wm. Stewart 1936-5-9 s.n. Riverside Near Ribbonwood, Mount San Jacinto Comment
  RSA97016  Penstemon clevelandii subsp. connatus R. M. Straw 1953-6-4 432 Riverside Palms to Pines Hwy (74), 0.5 miles W of Santa Rosa Mountain Truck trail Comment
  UCSB7487  Penstemon heterophyllus Stoppel, Gordon 1958-5-17 Riverside Along Banning- Idyllwild Highway; about 10 miles SE of Banning Comment
  UC1409152  Penstemon heterophyllus var. australis Robert F. Thorne and Earl Lathrop 1969-6-6 39333 Riverside Rancho California , Rancho California (Santa Rosa Plateau) 609 Comment
  SD119896  Penstemon heterophyllus var. heterophyllus Louis B. Ziegler 1968-6-3 304 Riverside San Jacinto Mountains - Bautista Canyon, in wash of dry creek 762 Comment
  RSA79844  Penstemon pseudospectabilis Philip A. Munz, D. D. Keck 1922-4-9 4909 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 457 Comment
  NY640880  Penstemon pseudospectabilis subsp. pseudospectabilis P. A. Munz 1922-4-9 4909 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert 457.2 Comment
  RSA420394  Penstemon spectabilis E. A. McGregor 1967-6-7 s.n. Riverside On Hwy. 71, south of Elsinor, Riverside Co. Comment
  UCR35235  Penstemon spectabilis L. B. Ziegler 1972-5-9 454 Riverside San Jacinto Mtns, San Jacinto Valley 473 Comment
  UC472721  Pentagramma maxonii M. F. Spencer May 1921 Riverside Palm Springs; Colorado Desert Comment
  SD224780  Pentagramma triangularis Scott D. White 1996-3-23 3843 Riverside Santa Rosa Hills, SE of Hemet (Loomis property: Friendly Hills Ranch) 594 Comment
  RSA0070828  Pentagramma triangularis P. A. Munz, I. M. Johnston 1922-5-20 5464 Riverside San Jacinto Mountains: Pipe Creek, Hemet Valley. 1402 Comment
  SBBG2631  Peritoma arborea H. and M. Dearing 1939-12-31 4045 Riverside 5 mi N of Palm Springs Comment
  SEINET7248311  Peritoma arborea Duncan S. Bell, LeRoy Gross 2014-1 6282 Riverside Orocopia Mountains; Orocopia Wilderness area; northeastern section of range; approximately 3.5 air miles south of Hayfields Lake. 609 Comment
  CAS-BOT-BC355979  Perityle emoryi N. Aitkenhead 1977-2-2 2128 Riverside S-O line S.W. of Radio Tower top of Chuckwalla Mnts Comment
  RSA0039851  Perityle emoryi Duncan S. Bell, Evan Meyer 2014-4-2 6510 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1 air mile northwest of Canyon Spring. 422 Comment
  SEINET3350021  Perityle emoryi Stephen Hale 2012-1 4821 Riverside Black Point Mesa, Big Maria Mts., 0.25 mi. W SR 95, 15 MI N. Blythe. 106 Comment
  SD225080  Persicaria lapathifolia Scott D. White, Steve Ogg 1994-10-17 2481 Riverside City of Temecula, Murrieta Ck. Channel 1000ft N of bridge at Rancho Calif. Ave. 299 Comment
  CLARK-A1528-3171  Petalonyx linearis 1949-6-2 4143 Riverside Orocopia Mountains 152 Comment
  HSC48210  Petalonyx linearis J. O. Sawyer, David Wheeler 1979-3-22 3340 Riverside Painted Canyon County Park in the Mecca Hills E of Indio. Comment
  JOTR29383  Petalonyx linearis La Doux, Tasha, Mike Bell 2006-5-10 1460 Riverside Joshua Tree National Park. East Deception Canyon Comment
  RSA77426  Petalonyx linearis F. W. Peirson 1921-3-23 2376 Riverside Deep Canyon south of Coachella Valley 335 Comment
  CAS-BOT-BC167772  Petalonyx thurberi Roxana S. Ferris 1918-6-14 983 Riverside On Mecca - Blythe Rd., Shaver's Well Comment
  POM158195  Petunia parviflora Philip A. Munz, I. M. Johnston 1928-9-6 11279 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  POM121857  Peucephyllum schottii Marcus E. Jones 1926-2-15 s.n. Riverside Near Indio. Comment
  RSA0126546  Peucephyllum schottii Duncan S. Bell, Sarah De Groot, LeRoy Gross 2016-2-17 8760 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting along the Martinez Slide to the north of Toro Canyon, approximately 4.75 air miles northeast of the summit of Martinez Mountain. 152 Comment
  RSA471976  Peucephyllum schottii Martha Hilend 1928-3-24 s.n. Riverside Painted Canyon Comment
  UC702010  Phacelia Frank W. Gould 1943-4-17 2129 Riverside 4 mi e Elsinore Comment
  UC667339  Phacelia affinis Annie M. Alexander and Louise Kellogg 1941-5-5 2123 Riverside Lost Horse Valley Joshua Tree National Monument 1280 Comment
  RSA426003  Phacelia ambigua P. J. Remple 1949-10-12 s.n. Riverside Dead Indian Creek near Palms to Pines Hwy. Comment
  POM307237  Phacelia brachyloba Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2111 Riverside Santa Rosa Mountains. Comment
  RSA427680B  Phacelia brachyloba N. C. Cooper 1944-5-21 1268 a Riverside San Jacinto Mountains, west side. 1220 Comment
  UCR102736  Phacelia campanularia B. G. Pitzer 1998-1-25 3429 Riverside Lakeview Mtns., Warren Road, just below water tank at base of hills, W side of road c. 0.5 mi. NE of Juniper Flat Road 610 Comment
  UCR132862  Phacelia campanularia Kent Beaman 1983-4-2 01 Riverside Sonoran (Colorado) Desert, Coachella Valley, west side of Hwy 62 toward Morongo Valley, just north of Indian Ave. 549 Comment
  JOTR32915  Phacelia campanularia subsp. vasiformis La Doux, Tasha, Jim Andre 2009-2-28 355 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; along Berdoo Canyon Rd, approx. 0.8mi north of JTNP boundary, approx. 3mi north of Dillon Rd. 631 Comment
  CLARK-A1528-553  Phacelia cicutaria Annette Price 1962-4-22 O 35 Riverside Lake Mathews Comment
  UCR214308  Phacelia cicutaria var. hispida A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38379 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., c. 1.0 mi. NNE (04 deg. ) of intersection of I-15 and Lake St. 503 Comment
  UCR250120  Phacelia cicutaria var. hispida A. C. Sanders 2014-4-23 41054 Riverside Peninsular Range, Gavilan Hills, toward eastern end of Concordia Ranch Rd. at edge of Temescal Valley, above I-15 390 Comment
  CAS-BOT-BC133964  Phacelia crenulata Mrs. Jos. Clement 1922-4-10 s.n. Riverside Mecca Comment
  CLARK-A1528-5436  Phacelia crenulata John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  RSA0049852  Phacelia crenulata var. ambigua Jim Andre 2014-1-27 26671 Riverside At mine site (and borrow pit), in canyon 1.3 mi. west of Hwy 95 (at Wilson Rd), 12.2 mi. south of Vidal Jct (at Hwy 62). 224 Comment
  UC1087296  Phacelia crenulata var. ambigua P. C. Everett and E. K. Balls 1958-4-29 23011 Riverside US Hwy 60/70 6.5 mi e jct. with U.S. Hwy. 99 (Indio to Blythe) 243 Comment
  UC1426600  Phacelia crenulata var. ambigua Noel H. Holmgren and Patricia K. Holmgren 1973-3-21 6429 Riverside 12 airline mi n downtown Blythe; Big Maria Mountains 289 Comment
  UCR148844  Phacelia crenulata var. ambigua John F. Green 2005-1-13 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 21 and 22 (near 22), south of Salt Creek 23 Comment
  JOTR35064  Phacelia crenulata var. crenulata La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3516 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road. South-facing bajada with shallow Sonoran desert riparian corridors among desert pavement. Comment
  JEPS2004  Phacelia distans W. L. Jepson 1901-5-17 1241 Riverside San Jacinto River San Jacinto Valley Comment
  RSA27410  Phacelia distans C. L. Hitchcock 1940-3-29 5858 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  RSA525673  Phacelia distans Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4544 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  SEINET3091700 Image available Phacelia distans B. Pitzer 1998-1-24 3382 Riverside N foot of Chuckwalla Mts, Eagle Mt Rd, S side of Hwy I-10, 0.8 mi S of Hwy at powerline rd & wash directly S of rd. 500 Comment
  UCD120430  Phacelia distans William Shapeero 1954-4-28 s.n. Riverside Joshua Tree National Monument. Comment
  UCR174945  Phacelia distans Jennifer H. Jones, Toby Bartels 2006-4-23 279 Riverside Transverse Ranges; San Bernardino Mtns., Banning Pass, NE of Cabazon along powerline road and in Deep Canyon 744 Comment
  UCR194823  Phacelia distans Scott D. White 2006-4-27 11298 Riverside Perris Basin/San Jacinto Mtn Foothills, Santa Rosa Hills, south of Hemet 610 Comment
  UCR893  Phacelia distans Frances Miller 1964-5-5 M 6426 Riverside Box Springs Mountains, end of Goodrich Drive, beside stables 366 Comment
  UCR91406  Phacelia distans Scott D. White 1995-4-5 2721 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  JEPS1187  Phacelia minor W. L. Jepson 1928-4-19 12435 Riverside hills 5 mi n Elsinore 609 Comment
  RSA5001  Phacelia minor Carl B. Wolf 1932-3-20 1 Riverside Richman Ranch, 2.5 miles no. of De Luz; S.W. Riverside County. 457 Comment
  RSA511057  Phacelia minor Ed LaRue 1989-6-11 s.n. Riverside W side of Lakeview Mtns., ca 1 mi SE of town on [of] Nuevo. 640 Comment
  RSA568711  Phacelia minor Walter Wisura, A. King, L. Newcomb 1992-4-4 4665 Riverside Mission Creek Ranch, W of Hwy 62 below Morongo Valley. Comment
  UC1523628  Phacelia minor Robert F. Thorne, Walter Wisura, Earl Lathrop, and Sara Meury 1985-5-18 60626 Riverside along Clinton Keith Rd near base of plateau; Santa Rosa Plateau 430 Comment
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Aug 4 2007
  RSA112662  Phacelia minutiflora H. D. Ripley, R. C. Barneby 4269 Riverside Desert Center. 305 Comment
  JOTR36431  Phacelia neglecta La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3403 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; just west of bend in Hwy 177 near park boundary; desert pavements w/ braided rivulets (Stop 1) 213 Comment
  RSA4922  Phacelia neglecta Carl B. Wolf 1932-4-28 3089 Riverside Mesas at western edge of Maria Mts, eastern Colorado Desert, 17 miles from Blythe on the Rice road. 152 Comment
  SD225001  Phacelia parryi G. K. Helmkamp 1998-4-3 3063 Riverside Whitewater River, bordering the N side of Hwy I-10; E side of the river. 395 Comment
  POM74226  Phacelia pedicellata Marcus E. Jones 1906-4-26 s.n. Riverside Indio. Comment
  UCR266364  Phalaris lemmonii D. E. Bramlet 2005-5-4 3845 Riverside Perris-Aguanga Basin Region, San Jacinto Valley, Winchester, along railroad tracks 454 Comment
  UCR2654  Phalaris minor F. M. Reed 1906-5-27 967 Riverside San Bernardino Valley, Riverside, Grand Avenue opposite Rudolph's Ranch 244 Comment
  RSA525330  Phalaris minor Steve Boyd, A. C. Sanders, M. Skinner 1990-4-28 4461 Riverside Vail Lake area, Hwy R3 (Sage Rd) at jct. with Powerline Rd., N of Radec about 3 miles NE of Vail Lake Comment
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Feb 22 2013
  RSA717648  Phalaris paradoxa Scott D. White, Pam DeVries 2006-3-14 11246 Riverside North of the I-10 Freeway a few mi east of Indio, at proposed I-10 / McNaughton Parkway interchange. 91 Comment
  UC1043020  Phalaris paradoxa John C. Roos 1952-5-21 5702 Riverside 1 1/2 mi se Perris; San Jacinto River bottomland 426 Comment
  CAS-BOT-BC128868  Philadelphus microphyllus Philip A. Munz 1938-8-14 15392 Riverside About rocks, ridge east of Toro Peak - Santa Rosa Mts. 2438 Comment
  SBBG59522  Phleum alpinum R. Hoffmann 1929-9-6 Riverside Tahquitz Valley Comment
  UCR2659  Phleum alpinum F. M. Reed 1908-7-14 2474 Riverside San Jacinto Mtns., Meadow in Round Valley 2744 Comment
  UCR17031  Pholisma arenarium Anonymous 1969-5-25 5 Riverside Southern Mojave Desert, 8 mi from entrance of Joshua Tree Natl. Monument on road from town of Joshua Tree, sandy wash 2.5 mi north of the road 1250 Comment
  POM3518  Pholistoma auritum Robinson, Crocker 1916-3-29 s.n. Riverside Santa Ana Mountains, canyons near Murietta. Comment
  RSA459293  Pholistoma membranaceum Ora M. Clark 1929-2-23 1541 Riverside South Cabazon. Comment
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Mar 13 2011
  CAS-BOT-BC134986  Phoradendron bolleanum N. Dunn; A. M. Martin 1932-3-26 s.n. Riverside Cottonwood Spring Comment
  SD236439  Phoradendron bolleanum John F. Green 2008-1-18 Riverside Peninsular Range; Gavilan Hills: 5.5 miles WNW of Perris, c. 0.5 mi. north of Santa Rosa Mine Rd. and 0.75 mi SE of Ida Leona Mine 671 Comment
  CAS-BOT-BC135113  Phoradendron californicum Peter H. Raven 1958-1-23 11418 Riverside in desert wash 7.8 miles N of United States Highway 99 on road to Morongo Valley Comment
  JOTR29444  Phoradendron californicum La Doux, Tasha, Mike Bell 2006-3-8 1342 Riverside Joshua Tree National Park. Hayfield spring Comment
  OBI36173  Phoradendron californicum Faulkner 1978-3-21 351 Riverside 9 mi N of Blythe, Hwy 95 Saline flats 152 Comment
  SBBG87947  Phoradendron californicum D. Kucera 1987-11-14 Riverside Malki Museum garden, E of Banning off Fields Rd, Morongo Indian Reservation 609 Comment
  SD146132  Phoradendron californicum B. Pitzer 1998-3-8 3602 Riverside Colorado Desert; S-facing fan on N side of Hayfield lake, along road to pumping plant 427 Comment
  UCR83575  Phoradendron densum A. C. Sanders, P. J. MacKay, L. Lubinsky, Pesach Lubinsky 1994-10-30 15853 Riverside San Bernardino Mtns., Whitewater River Canyon between Red Dome & Stills Landing, SE of VABM Paw (2988 ft.) 854 Comment
  POM354322  Phoradendron macrophyllum N. C. Cooper 1943-10-9 956 Riverside Hemet. On Populus. Fremontii Wats. Comment
  UCR50420  Phoradendron villosum L. F. LaPre, S. J. Myers 1988-2-18 s.n. Riverside Peninsular Range, 1/2 mi. SE of Tule Springs within boundaries of Anza-Borrego State Park 1131 Comment
  JOTR31882  Physalis crassifolia La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2134 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Rockhouse Canyon; steep-walled canyon and sandy wash along an old road Comment
  JOTR34012  Physalis crassifolia La Doux, Tasha, M. Harding 2010-4-7 2900 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
  RSA19416  Physalis crassifolia I. W. Clokey 1935-4-17 6881 Riverside Cottonwood Springs. Comment
  RSA645636  Physalis crassifolia Scott D. White 1999-4-20 7273 Riverside Blythe Area: Southern foothills of the Big Maria Mts., northwest of Calif. Hwy. 95, ca. 7 road miles north of Interstate 10 / Intake Blvd. jtn. in Blythe. 91 Comment
  RSA700972  Physalis crassifolia Steve D. Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11216 Riverside Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station., Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. Comment
  SBBG88687  Physalis crassifolia K. K. Muller 1971-11-7 2982 Riverside just S of US 60 opposite S entrance to Joshua Tree Nat Monument Comment
  UC566780  Physalis crassifolia H. L. Mason 1928-3-10 4185 Riverside Whitewater River Comment
  UC56825  Physalis crassifolia H. M. Hall May 1901 1848 Riverside borders of Colorado Desert (e base of San Jacinto Mountains); San Jacinto Mountains Comment
  UC665891  Physalis crassifolia Ira L. Wiggins 1941-3-27 9673 Riverside 8 mi ne Desert Center (s end of Coxcomb Mountains); Coxcomb Mountains Comment
  UCR227001  Physalis crassifolia Jim Andre 2011-2-2 16222 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
  RSA725800  Physalis greenei Mitch Provance 2004-4-18 7601 Riverside Granitic Knools of Riverside: Riverside, Versity Hill (Coyote Hill), S side of the UCR campus. 418 Comment
  UCSB10657  Pinus coulteri Koran, John 1958-4-15 Riverside 3.5 miles east of Idyllwild on main Hwy. to Banning 1463 Comment
  RSA682885  Pinus flexilis Michael Denslow, Firoozeh Navid-Ara, Valerie Soza 2003-7-15 1448 Riverside Northeast side of Tahquitz Peak, on trail to Saddle Junction 2637 Comment
  MACF019830  Pinus quadrifolia B. Thomas 1967-10-1 52 - Riverside Hwy. 74 coming up from Palm Desert in the San Jacinto Mountain Range 1371 Comment
  NY42657  Pinus quadrifolia J. B. Walker 1995-3-28 1289 Riverside This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UC1143327  Pinus quadrifolia W. C. Cumming October 1939 Riverside South end of San Jacinto Mountains; near type locality of P. quadrifolia Comment
  RSA595275  Piptatherum miliaceum D. L. Banks, Victor Steinmann 1996-4-20 896 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve. 536 Comment
  SEINET2042418 Image available Pistacia atlantica A. C. Sanders, G. Helmkamp 1997-3-15 20004 Riverside Peninsular Range: Lake Skinner, Multiple Species Reserve Headquarters, E of the lake (Bachelor Mountain Quad 7.5'). T7S R1W sec.6. 473 Comment
  UCR126326  Pityrogramma triangularis Mitch Provance 1998-4-5 395 Riverside Reche Canyon, Reche Canyon Road, near intersection with Keissel Rd., c. 1 mile south of S.B.C./R.C. Line. 549 Comment
  RSA180325  Plagiobothrys acanthocarpus E. W. Lathrop 1959-4-16 4453 c Riverside 14 miles W of Murrieta. Tenaja plateau. Comment
  UCR172247  Plagiobothrys acanthocarpus John F. Green 2006-5-3 s.n. Riverside Peninsular Ranges, French Valley, unincorporated Riverside County; along San Diego Aqueduct right of way between Benton Road and the obvious drainage to the south 412 Comment
  SEINET2445423  Plagiobothrys arizonicus Daphne K. Christopher, Hannah Stevens 2003-4-7 114 Riverside Santa Rosa Plateau Nature Conservancy Preserve. Tenaja Truck Road. 610 Comment
  RSA359606  Plagiobothrys canescens Steve Boyd 1986-3-3 1376 Riverside Good Hope Valley, 5 miles W of Perris, DePrad Street, 1/2 mile E of Cowie Ave. 488 Comment
  RSA528104  Plagiobothrys canescens Scott D. White 1991-4-10 91 -68 Riverside Diamond Valley area, ca. 1/2 mi. E of Mica Butte, & S of Cactus Valley Road 518 Comment
  SD234339  Plagiobothrys canescens A. C. Sanders, John F. Green 2006-5-18 32369 Riverside Temecula/Murietta Region: SE of Murrieta Hot Springs along San Diego Aqueduct and powerline route, S of intersection of Chandler and Suzi Rds and S of Murrieta Hot Springs Rd, side canyon dropping toward Santa Gertrudis Creek, 1 mile SW of Skunk Hollow. 106 Comment
  UC64417  Plagiobothrys canescens H. M. Hall 1897-3-23 397 Riverside Winchester, Southern California Winchester Comment
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Mar 20 2011
  UCR152647  Plagiobothrys canescens A. C. Sanders 2005-4-22 29598 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  UCR157667  Plagiobothrys canescens A. C. Sanders, J. C. Lyman 1995-4-16 16560 Riverside San Bernardino Valley, Glen Avon: sand dune area on N slope of the Jurupa Hills (draining toward Fontana), Pyrite St. Canyon 335 Comment
  SD244104  Plagiobothrys collinus var. fulvescens A. C. Sanders, Timothy W. Chumley 2013-4-3 40765 Riverside Peninsular Range: Temescal Canyon just SE of intersection of Horsethief Canyon Road and I-15 Fwy, SE of Corona (Lee) Lake (Alberhill 7.5'Q) 380 Comment
  RSA0106760  Plagiobothrys jonesii Duncan S. Bell, Amanda Turek 2009-3-29 141 Riverside Central section of the Arica Mountains; within the Palen/McCoy Wilderness area; large narrow canyon to the west of Priest Mine. 420 Comment
  UC219099  Plagiobothrys leptocladus P. A. Munz and I. M. Johnston 1922-5-19 5369 Riverside Menifee Valley Comment
  UCR266326  Plagiobothrys leptocladus D. E. Bramlet 1991-4-29 2083 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, 6.5 km west of Hemet & c. 0.4 km west of intersection of Florida Ave./Hwy 74 & Warren Road 457 Comment
  RSA523522  Plagiobothrys tenellus Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 3981 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  UCR31324  Plagiobothrys tenellus A. C. Sanders, K. Berg 1980-5-1 1364 Riverside San Jacinto Mountains, Garner Valley. Dry bench above valley floor 0.25 mi NW of Kenworthy Ranger Station 1433 Comment
  RSA0028762  Plagiobothrys tenellus J. C. Roos 1952-4-29 5594 Riverside Reche Canyon 457 Comment
  UCR226077  Plantago erecta A. C. Sanders, T. B. Salvato 2011-4-1 38946 Riverside Peninsular Range, Lake Elsinore, SW of Baker St. along dirt branch road to microwave tower, near large water tank on hill 409 Comment
  UCR97651  Plantago erecta A. C. Sanders, G. Helmkamp 1997-3-15 19938 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 518 Comment
  SEINET9163016  Plantago lanceolata G. R. Hall 1908-1 8485 Riverside Riverside. Comment
  RSA0119999  Plantago ovata Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-24 9090 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
  POM7037  Plantago ovata var. fastigiata P. A. Munz, L. T. Street, G. Williams 1919-3-28 2367 Riverside San Gorgonio Pass, near Cabazon 543 Comment
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Sep 12 2011
  RSA726575  Plantago ovata var. fastigiata Naomi Fraga, Sarah J. De Groot, Lisa Rojas, Leland Lubinsky 2005-2-10 1421 Riverside Along Palen Road near Hwy 177. 170 Comment
  SBBG99819  Plantago ovata var. fastigiata W. L. Halvorson 1977-2-15 77 -31 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  POM19843  Platanthera leucostachys Mary F. Spencer 1923-7-18 2263 Riverside Round Valley, San Jacinto Mountains. 2744 Comment
  CAS-BOT-BC93217  Platanus racemosa Herman Knoche 1919-6-1 594 Riverside Palm Springs. Comment
  UC212472  Platanus racemosa Ivan Johnston Apr 4 1917-Apr 6 1917 1094 Riverside Andreas Canyon Colorado Desert (along creek) 304 Comment
  CAS-BOT-BC91888  Platystemon californicus A. C. Sanders; G. Helmkamp 1997-3-15 19985 Riverside Lake Skinner Area, northeast shore of Skinner Lake, southeast foot of Bachelor Mountain, northeast slope of small hill. 473 Comment
  CLARK-A1528-3415  Platystemon californicus John C. Roos 1966-3-24 Riverside Winchester Comment
  JEPS51598  Platystemon californicus W. L. Jepson 1901-5-27 1470 Riverside Cahuilla Valley Comment
  POM13014  Platystemon californicus P. A. Munz, I. M. Johnston 1922-5-20 5457 Riverside Kenworthy, San Jacinto Mountains 1402 Comment
  UCR220129  Platystemon californicus D. E. Bramlet 1989-4-7 1826 Riverside Peninsular Range; Perris-Aguanga Basin region, Lake Skinner County Park, southeast slope of Bachelor Mountain, c. 7200 ft. east of the dam and 700 ft. north of Lake Skinner 473 Comment
  UCR102894  Platystemon californicus var. californicus A. C. Sanders 1997-3-26 20102 Riverside Lake Skinner area, along foot trail at west base of Tucalota Hills 518 Comment
  SBBG123195  Plecostachys serpyllifolia R. E. Riefner 2008-12-16 08 -369 Riverside Pechanga Parkway at Pechanga Resort Drive; Temecula 338 Comment
  RSA562055  Pleuraphis rigida Steve Boyd, C. Boyd, K. A. Boyd 1992-4-19 s.n. 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
  RSA697729  Pleuraphis rigida J. Russell Bruff 1928-4-1 91 Riverside Mesa above Whitewater. Comment
  UCR148047  Pleuraphis rigida Steve Boyd, Et al. 2004-5-14 11293 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy Chocolate Mountains Aerial Gunnery Range 570 Comment
  CAS-BOT-BC326647  Pleurocoronis pluriseta S. B. Parish 1907-4-17 6083 Riverside Palm Springs, Colorado Desert Comment
  SBBG81730  Pleurocoronis pluriseta S. A. Junak 1983-3-23 1628 Riverside E side of Jefferson Rd across from entrance to Cahuilla Lake County Park, S of Indio Comment
  SEINET6186104  Pleurocoronis pluriseta Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-1 4607 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  UC86378  Pleurocoronis pluriseta C. R. Orcutt 1880-1 Riverside Colorado Desert Comment
  UCR279521  Pleurocoronis pluriseta A. C. Sanders, Jim Malusa 2017-3-27 43121 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, canyon 12 km NE (46 deg. ) of Bombay Beach, on both sides of the Imperial County line 305 Comment
  CAS-BOT-BC356105  Pluchea odorata J. Ewan 1931-10-3 5210 Riverside Santa Ana River 4 miles N.W. of Corona Comment
  POM4882  Pluchea sericea Robinson, Crocker 1916-7-3 S.N. Riverside Elsinore. Comment
  RSA652890  Pluchea sericea John Wallace, Steve McNabb 1991-5-5 8 Riverside Approximately one mile south of Thompsons Camp. Comment
  UC472884  Pluchea sericea M. F. Spencer 1918-3-28 Riverside Palm Canyon Colorado desert 125 Comment
  UCD134946  Pluchea sericea A. C. Sanders 1997-3-19 20033 Riverside Lake Skinner area: S foot of Bachelor Mountain, across the northern arm of the lake from the boat ramp, from dirt track down to lakeshore. 457 Comment
  RSA783398  Poa fendleriana J. D. Olmsted 1962-6-23 5290 Riverside SE San Bernardino Mts: Along trail to Calelectric water intake on S. fk. Whitewater River. Comment
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Feb 24 2013
  SD232151  Poa pratensis Scott D. White, Justin M. Wood 2008-6-19 12268 Riverside San Jacinto Mountains: Meadows at Baldy Mtn. 1584 Comment
  UCR21048  Poa pratensis A. C. Sanders, Steve Boyd 1980-5-19 1494 Riverside San Jacinto Mtns, Garner Valley. Meadow west of Kenworthy Ranger Station. 1375 Comment
  CLARK-A1528-4835  Poa scabrella John C. Roos 1950-3-25 4177 Riverside Reche Canyon 457 Comment
  RSA753938  Poa secunda W. Schlegel, Andrew Trouette, Jordan Zylstra 2009-4-16 29 Riverside Idyllwild, Garner Valley Naked Noses. Comment
  RSA772412  Poa secunda Orlando Mistretta, Duncan Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4853 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
  UC149806  Poa secunda subsp. secunda H. M. Hall 1902-4-26 2973 Riverside vicinity of Riverside (Box Springs Mt) 685 Comment
  UCR128894  Polygonum argyrocoleon A. C. Sanders, E. J. Lawlor, Don Pendleton 1992-3-21 12075 Riverside Sonoran (Colorado) Desert, Coachella Valley, Oasis Date Garden, 4.4 miles north of Mecca on Hwy 111 near Ave. 59 -44 Comment
  POM12882  Polygonum bistortoides P. A. Munz 1922-7-6 6001 Riverside San Jacinto Mountains: Tahquitz Valley. 2195 Comment
  UC489278  Polygonum bistortoides C. V. Meyer 1928-7-26 537 Riverside Deer Springs San Jacinto Mt. 2743 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
  CAS-BOT-BC237274  Polypogon monspeliensis H. M. Hall 1901-5-1 s.n. Riverside Elsinore Comment
  UCD91347  Polypogon monspeliensis E. W. Lathrop 1964-9-13 5417 Riverside 8 miles west of Murrieta. Loma Linda University Herbarium. 548 Comment
  RSA314482  Polypogon viridis R. F. Thorne 1982-10-8 55369 Riverside Mouth of Whitewater Canyon near Whitewater Post Office in sandy wash between old and new highway bridges and along Whitewater River. 412 Comment
  RSA588603  Polypogon viridis D. L. Banks, Steve Boyd 1995-10-17 814 Riverside NW Palomar Mountains. Agua Tibia Mountains. Cleveland National Forest. Agua Tibia Wilderness Area. Along lower Arroyo Seco. S of the Dripping Springs Campground;, Along the narrow benches where Arroyo Seco turns E, just W of the Metasedimentary hills. 524 Comment
  CAS-BOT-BC102595  Populus fremontii Herman Knoche 1919-6-2 Series A, No. 644 Riverside Palm Springs Comment
  CAS-BOT-BC102601  Populus fremontii Dr. Barton W. Evermann 1916-5-14 s.n. Riverside Mecca Comment
  CAS-BOT-BC102608  Populus fremontii Ira L. Wiggins 1937-2-19 8573 Riverside Roadside 2.5 miles north of Ripley Comment
  UCR116583  Populus fremontii A. C. Sanders, T. B. Salvato 2001-5-24 24372 Riverside Perris-Aguanga Basin, Temecula, Long Canyon area west of Del Rey Rd. along Avenida Buena Suerte 381 Comment
  UC64015  Populus trichocarpa H. M. Hall 1901-7-20 2445 Riverside Tauquitz Creek; San Jacinto Mountains, Tauquitz Creek Comment
  UCR269203  Porophyllum gracile Thomas R. Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 998 Riverside Southcentral Mojave Desert, Iron Mountains, on southwest side of mountains in wash 423 Comment
  UCR34954  Porophyllum gracile L. B. Ziegler 1967-6-8 154 Riverside San Jacinto Mtns., Pinyon Flats 1223 Comment
  UCR97713  Porophyllum gracile Scott D. White 1997-2-28 4714 Riverside Peninsular Range, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy 457 Comment
  SBBG16213  Proboscidea althaeifolia L. Rowntree 1937-11-4 Riverside near Corn Springs 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
  CDA39092  Prosopis glandulosa Mike Lahti 2013-5-2 PDR# 331 P06141961 Riverside Aguanga; Hwy. 79 south and Hwy. 371. 0 Comment
  SFV7924  Prosopis glandulosa var. torreyana T. Gordon, K. A. Wilson, M. H. Grayum, G. Poseley 1976-4-30 1287 Riverside Along Parker Dam Highway about 8 miles northeast of Desert Center. 183 Comment
  UC16270  Prosopis glandulosa var. torreyana H. M. Hall 1899-5-19 1106 Riverside San Jacinto Lake Comment
  UC454648  Prosopis glandulosa var. torreyana J. E. Roadhouse 1906-8-14 803 Riverside Temescal Canyon Comment
  UCD108225  Prosopis glandulosa var. torreyana G. H. Vansell 1928-4-1 s.n. Riverside S. Calif. and Coachella Valley. Comment
  SD73397  Prunus fremontii Nancy Ryan Zabriskie, Walter Zabriskie 1969-4-2 186 Riverside trail toward Eagle Peak. Andreas Canyon near Palm Springs 671 Comment
  RSA543203  Prunus ilicifolia Steve D. Boyd 1991-3-17 5482 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  OBI35673  Psathyrotes ramosissima Louis B. Ziegler 1977-4-12 561 Riverside Near Desert Hot Springs 381 Comment
  RSA653709  Psathyrotes ramosissima Scott D. White 2000-3-23 7638 Riverside Coachella Valley, Thousand Palms area: N terminus of Rio del Sol Road at intersection with Vista Chino. Proposed aggregate mine expansion. 152 Comment
  RSA559456  Pseudognaphalium biolettii Steve Boyd 1992-5-4 7211 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero 732 Comment
  UC1929958  Pseudognaphalium biolettii Scott D. White 2004-4-26 10263 Riverside San Jacinto Mountain Foothills: Soboba Indian Reservation, Indian Creek Watershed. Comment
  UCSC000827  Pseudognaphalium biolettii G. R. Hall 1901-3-31 s.n. Riverside near Riverside Riverside Comment
  JOTR32462  Pseudognaphalium luteoalbum La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2607 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam; Small riparian pond environment with seasonally submerged muddy banks, surrounded by boulder outcrops (Stop 4) 1301 Comment
  RSA192184  Psilocarphus brevissimus E. W. Lathrop 1966-5-1 6244 Riverside 2 miles west of Murrieta Comment
  UCR232801  Psilocarphus brevissimus John F. Green 2008-4-16 0408- 45 Riverside Peninsular Range; Perris-Aguanga Valley, SSE of Romoland, powerline route north of McLaughlin Rd, between Palomar and Dawson roads 442 Comment
  UCR35041  Psoralea rigida L. B. Ziegler 1966-7-12 062 Riverside San Jacinto Mtns, junction of Hwys 371 and 74 1463 Comment
  CAS-BOT-BC353584  Psorothamnus arborescens var. simplicifolius H. M. Hall 1905-5-1 6024 Riverside Cottonwood Mountains, Colorado Desert 609 Comment
  CAS-BOT-BC353615  Psorothamnus emoryi S. B. Parish 1906-4-20 6725 Riverside Palm Springs Comment
  IRVC28838  Psorothamnus emoryi Mark A. Elvin 2005-4-25 4221 Riverside Coachella Valley; N of Palm Springs; N of I10; S of Dillan Road; E of Indian Avenue. Northern Sonoran Desert 244 Comment
  RSA289818  Psorothamnus emoryi Barry A. Prigge 1980-9-16 4030 Riverside Colorado Desert, Coachella Valley: 3 mi. N of Pal Springs City Hall and E of Narnet. 159 Comment
  UC52160  Psorothamnus emoryi E. E. Schellenger Jul 25 1903-Aug 14 1903 1 Riverside between Palm Springs and Whitewater; Colorado Desert, betw Palm Springs and Whitewater Comment
  UC65020  Psorothamnus emoryi E. E. Schellenger 1904-10-15 37 Riverside Palm Springs Colorado Desert, Palm Springs (near town, Colorado Desert, Southern California) Comment
  JEPS41665  Psorothamnus schottii W. L. Jepson 1927-4-12 11683 Riverside Mecca, Painted Canyon Painted Canyon; Mecca, Painted Canyon 76 Comment
  RSA336188  Psorothamnus schottii Robert F. Thorne 1978-4-23 52045 Riverside Just E of Palm Desert. Comment
  RSA498752  Psorothamnus schottii Martha Hilend 1928-3-24 115 Riverside Wash N of Palm Wash, SW of Fish Springs Comment
  SD73621  Psorothamnus schottii Helen V. Witham 1970-4-29 838 Riverside On Hyw. 74, 29.2 miles east of L. Hemet 600 Comment
  UCR30050  Psorothamnus schottii A. C. Sanders 1983-4-24 3800 Riverside Sonoran (Colorado) Desert, alluvial fan at the NW end of Orocopia Mountains along Hwy 195, c. 3 miles NE of Shavers Well and 2.7 miles NE of the point where the road enters Box Canyon 367 Comment
  CHSC850  Psorothamnus spinosus L. Nelson 1935-4-17 Riverside Colorado Desert. Comment
  SBBG3322  Psorothamnus spinosus H. and M. Dearing 1940-6-8 4333 Riverside near Palm Springs Comment
  SD224975  Psorothamnus spinosus A. C. Sanders 1995-5-23 17119 Riverside Colorado Desert, Coachella Valley: alluvial fans below the Santa Rosa Mtns., near the mouth of Martinez Cyn., at end of 72nd Ave. 22 Comment
  UC218675  Pteridium aquilinum var. pubescens P. A. Munz 1922-7-7 6035 Riverside Tamarack Valley; San Jacinto Mts 2804 Comment
  POM10467  Pterostegia drymarioides F. M. Reed 1904-6-5 s.n. Riverside Bank near Fairmont Park Comment
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Jul 4 2010
  UC850460  Pterostegia drymarioides C. L. Hitchcock 1940-4-1 5909 Riverside 1 mi. below Cottonwood Spring; Joshua Tree Nat'l Monument Comment
  RSA0030729  Purshia tridentata C. P. Cowan 1978-4-25 1259 Riverside San Bernardino National Forest. Pinon Flat Campground. Hwy 74, 8.9 mi (14.2 km) E of jct Hwy 74 and 371. 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
  SD260958  Quercus Mitch Provqance 2012-9-5 912 15 Riverside Badlands of Western Riverside County: Potrero Creek, S end of City of Beaumont, E side of Highland Springs Rd., about 100 yards south of intersection with Breckenridge Ave. 754 Comment
  JOTR32646  Quercus X munzii La Doux, Tasha, Mike Bell 2006-11-22 1615 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Queen Valley area; Live Oak picnic area 1267 Comment
  CAS-BOT-BC418623  Quercus agrifolia Andrew Townesmith; Karen M. Meyer; Tracy Scott 2007-3-11 673 Riverside Cleveland National Forest. Along South Main Divide Road, 3.5 miles south of intersection with Route 74 890 Comment
  UCR158894  Quercus agrifolia var. oxyadenia A. C. Sanders, R. E. Riefner Jr. 2005-8-12 31561 Riverside San Jacinto Mtns., Valley Hi County Park (closed) off Hwy 243 and Twin Pines Rd. at McMullen Flat 1189 Comment
  SD248433  Quercus berberidifolia Jeremiah George 2012-8-8 80812 1 Riverside Moreno Badlands: San Timoteo Canyon, south of E Casco So. Calif. Edison substation, west side of San Timoteo Creek, west of dirt SCE line access road. 655 Comment
  UCD45293  Quercus berberidifolia K. R. Montgomery 1969-7-9 69 29 Riverside Elevation 3500', Wilson Valley, 18 miles south of Hemet, Riverside County, California. 1066 Comment
  UCR250922  Quercus berberidifolia Jeremiah George 2012-8-7 70812- 6 Riverside San Jacinto Mtns. Foothills/San Gorgonio Pass, south of Beaumont, just east of intersection Highland Springs Ave. and Circle C Ranch 747 Comment
  UCR273038  Quercus berberidifolia Mitch Provance 2012-1-25 17375 Riverside Badlands of Western Riverside County, San Timoteo Canyon, SW end along SCE powerline access roads between El Casco Substation and the Hwy. 60. 677 Comment
  CAS-BOT-BC62436  Quercus chrysolepis Marcus E. Jones 1924-8-30 s.n. Riverside Tahquitz, San Jacinto Mts. Comment
  JEPS37489  Quercus chrysolepis W. L. Jepson 1903-8-5 2266 Riverside above Strawberry Valley; San Jacinto Mt. 1676 Comment
  CDA39789  Quercus cornelius-mulleri Mike Lahti, Suzanne Nikau Counter 2014-1-13 PDR# 331 P06141760 Riverside Pinyon Flats Campground along Highway 74 near Mountain Center. San Bernardino National Forest. 0 Comment
  SBBG44655  Quercus cornelius-mulleri W. B. Holt 1941-10-21 11 -1941 Riverside near Split Rock, Joshua Tree Nat Monument Comment
  RSA228817  Quercus engelmannii Colin M. Wainwright, Larry E. DeBuhr 1972-2-10 607 Riverside Santa Rosa Plateau, ca. 5 miles south west of Murrieta near Forest Route 7S01. 488 Comment
  RSA654797  Quercus ilex A. C. Sanders 1997-5-12 20711 Riverside Riverside: east side of UCR campus along wash below Botanical Garden, near parking lot 13. 335 Comment
  HSC82874  Quercus palmeri A. C. Sanders, Steve Boyd 1980-4-17 1345 Riverside Along Palms to Pines Hwy. 74, 0.2 mi W of its junction with rd. to Anza (Hwy. 371) 1463 Comment
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Sep 10 2011
  UCD47074  Quercus palmeri Rudolph Fischer 1965-10-8 3 Riverside East foothills of Thomas Mountain, Santa Rosa Range, State Highway 74, ca. 10 miles south of Keen Camp, Riverside County, California. 1341 Comment
  CAS-BOT-BC104453  Quercus turbinella Carl B. Wolf 1932-10-12 4295 Riverside Colorado Desert, Little San Bernardino Mts., Pinyon Well (Slopes above) 1219 Comment
  SEINET3828807  Quercus turbinella Marc A. Baker, Michelle Cloud, Hughes 2011-1 17493 Riverside Queen Mountian 7.5' USGS topographic quadrangle. 1325 Comment
  SD232697  Quercus wislizeni Scott D White 1996-8-1 4445 Riverside San Jacinto Mts., Idyllwild area: North of Strawberry Valley, between Bear Trap Cyn and Lily Creek. S facing slope. 1584 Comment
  UCR51925  Quercus wislizeni Steve Boyd 1987-11-23 2096 Riverside Perris-Aguanga basin region, Mt. Russell, north of Lake Perris, Moreno Valley. 762 Comment
  POM212006  Quercus wislizeni var. frutescens Carl B. Wolf 1931-10-14 2453 Riverside Snow Creek, 100yds above the Fish Hatchery, north base of San Jacinto Mts. 610 Comment
  CAS-BOT-BC362517  Rafinesquia californica Annie M. Alexander; Louise Kellogg 1941-5-7 2130 Riverside 12 miles southwest of 29 Palms, Joshua Tree National Monument 1310 Comment
  UCR20642  Rafinesquia californica 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
  RSA717621  Rafinesquia neomexicana Scott D. White, Andrea Warniment Edwards 2006-3-29 11274 Riverside Eastern Coachella Valley a few mi E of Indio. Proposed I-10 Freeway / McMaughton Parkway Interchage, N of I-10 Freeway. 91 Comment
  UC829462  Rafinesquia neomexicana Lewis S. Rose 1937-4-9 37143 Riverside 14 mi w Indio (Palms to Pines Highway) 731 Comment
  RSA399353  Ranunculus alismifolius var. alismellus G. Hasse s.n. Riverside San Jacinto. Comment
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Jun 14 2012
  UC1931199  Ranunculus aquatilis Scott D. White, Justin Wood 2008-7-9 12442 Riverside San Jacinto Mountains: K Flat, from large pond downstream to meadow. Comment
  UC219191  Ranunculus aquatilis var. capillaceus P. A. Munz 1922-4-28 5022 Riverside 5 mi nw Corona (small branch of creek); Chino Creek 228 Comment
  UCR91291  Raphanus sativus Scott D. White, M. Jacobsmeyer 1996-4-20 3978 Riverside Perris Basin, Near Perris Airport, c. 100 m north of Case Road, just west of the I-215 Fwy 433 Comment
  RSA391105  Rhamnus ilicifolia Gale Sphon 1955-5-7 s.n. Riverside Elsinore Mnt. , Horsethief Canyon, Santa Ana Mtns. Comment
  RSA0027937  Rhamnus ilicifolia John F. Emmel 1992-5-16 1222 Riverside Elsinore Mts: Ridgetop along Main Divide Road, 0.7 air mi east of El Cariso Guard Station. 902 Comment
  POM12894  Rhamnus tomentella subsp. tomentella P. A. Munz 1922-6-25 5817 Riverside Santa Rosa Mountains; Road to Santa Rosa. 1524 Comment
  POM320393  Rhododendron occidentale Greg Wright 1971-7-15 290 Riverside County Highway R1, Black Mountain Creek. San Jacinto Mountains 1677 Comment
  CAS-BOT-BC200732  Rhus aromatica A. C. Sanders; J. Goetzen 1996-5-1 18138 Riverside San Bernardino Mtns.: Morongo Indian Reservation, along dirt road in Hathaway Crk. Cyn., N of Banning 915 Comment
  UCR16590  Rhus aromatica Joe Buriel 1966-4-6 s.n. Riverside Peninsular Range, Robb Road [=Lake St.], 1 mi south of Temescal Canyon Road, 2 mi northwest of Lake Elsinore 459 Comment
  CLARK-A1528-1411  Rhus integrifolia John C. Roos 1950-2-18 4707 Riverside Box Springs Mountains 774 Comment
  UCR167811  Rhus laurina T. B. Salvato, Melissa Clemons 2005-6-23 1322 Riverside Peninsular Range; Temescal Valley, 3 miles NW of Alberhill, Temescal Canyon Road at Corona [Lee] Lake 366 Comment
  CAS-BOT-BC167973  Rhus ovata Carl B. Wolf 1932-5-24 3643 Riverside No. base of San Jacinto Mts. Snow Creek Canyon. 1/2 mi. below fish hatchery 548 Comment
  IRVC89  Rhus ovata D. Ibbetson 1965-4-3 s.n. Riverside Ortega Highway [74]. Santa Ana Mountains Comment
  UCR115380  Rhus ovata June Latting 1978-5-4 s.n. Riverside Santa Ana Mountains, Santiago Peak 1732 Comment
  UCR244389  Rhus trilobata Jim Andre 2012-4-16 20970 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
  POM243649  Rhus trilobata var. pilosissima E. C. Jaeger 1938-5-20 s.n. Riverside Keye s Ranch. Joshua Tree Natl. Monument. 1311 Comment
  CLARK-A1528-6881  Ribes indecorum John C. Roos 1946-12-27 3194 Riverside Box Springs Mountains Comment
  HSC86990  Ribes indecorum Maureen Pendleton 1988-2-22 Riverside Rancho California area, ca. 8 mi. (airline) NW of Temecula, between Bruce Lane and Via View Dr. 701 Comment
  OBI52765  Ribes indecorum A. C. Sanders 1988-1-30 7591 Riverside Eastern foothills of the Santa Ana Mtns ca. midway between Murrieta and Temecula. Los Cerritos Ranch and adj 80 acre property to the NW; N of Cherry St, W of Adams Ave., S of Meadowlark Ridge Ln and Elm St 366 Comment
  SDSU13628  Ribes indecorum W. Miller, C. Mosse 1972-7-20 Riverside Comment
  UCR122457  Ribes indecorum Scott D. White 1993-3-15 1195 Riverside Peninsular Range, Elsinore, Hwy 74, just west of NW corner of Lake Elsinore. Dickey Canyon. Comment
  RSA263743  Ribes malvaceum var. viridifolium E. W. Lathrop 1968-5-22 6910 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  SBBG72070  Ribes montigenum J. Ewan 1930-9-1 Riverside Mount San Jacinto 3293 Comment
  UC57361  Ribes roezlii H. M. Hall July, 1901 2259 Riverside Fuller's Mills Mountains San Jacinto Mountains 1645 Comment
  RSA315  Romneya coulteri J. T. Howell 1928-7-7 1036 Riverside Santa Ana Mts. above Glen Ivy. 610 Comment
  SD130245  Romneya coulteri Scott White 1990-6-16 Riverside Cleveland National Forest, on private land just inside the Forest boundary. East wall of Hagador Canyon, near the mouth of the canyon. 395 Comment
  SD140143  Rorippa nasturtium-aquaticum Scott White 1993-4-22 1260 Riverside North Alberhill Ranch, in hills north of Walker Canyon 490 Comment
  SDSU17734  Rorippa nasturtium-aquaticum D. C. Estrella, M. G. Simpson 2002-4-20 28 Riverside Shallow, aquatic pool. Santa Margarita Ecological Preserve. 229 Comment
  UC1563097  Rorippa nasturtium-aquaticum Steve Boyd, Tim Ross, Laurel Arnseth 1989-5-7 3563 Riverside along Arroyo Seco drainage from jtn with Kolb Creek (s to w/in 1/4 mi Highway 79); Vail Lake Area, along Arroyo Seco drainage, Kolb Creek 457 Comment
  CAS-BOT-BC147543  Rosa californica I. M. Johnston 1918-5-30 1992 Riverside Temescal [Canon] Canyon (between Elsinore & Corona) 365 Comment
  UCR241189  Rosa californica Tracy Tennant, Jeffrey Ross 1998-6-23 MOR- 499 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  UCSB25047  Rumex acetosella Thoe, J. 1966-3-19 Riverside South of Esperanza Rd. 1 mile east of Broadway in Cabazon, San Jacinto Mts. 609 Comment
  UCR113563  Rumex crispus Mitch Provance, A. C. Sanders 2000-7-4 2084 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  UCR138814  Rumex hymenosepalus D. L. Banks 1997-2-17 1278 Riverside Agua Tibia Mtns., NW Palomar Mountains, Pechanga Indian Reservation. Along Pechanga Rd. in the Reservation, c. 10 m west of the Pechanga Tribal Government Center 367 Comment
  UCR90773  Rumex maritimus D. E. Bramlet 1995-5-5 2406 Riverside Perris-Aguanga Basin region, 7.5 km west of Lakeview and some 90 m SE of the intersection of the Ramona Expressway and Martin Road (Road to Lakeview Hot Springs) 435 Comment
  UCR211729  Rumex pulcher Fred M. Roberts, D. E. Bramlet 2005-5-5 6181 Riverside Perris Basin, San Jacinto Valley, along MWD canal just north of Devonshire Road and west of Warren Road 458 Comment
  UCR182532  Rumex salicifolius var. denticulatus Mitch Provance 2005-5-17 6578 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
  UC445  Ruppia cirrhosa A. J. McClatchie May 1892 42 Riverside near Elsinore (Salt Lake); Salt Lake Comment
  HSC14317  Salazaria mexicana C. L. Hitchcock, C. V. Muhlick 1964-3-22 23249 Riverside Side canyon near S entrance to Joshua Tree National Monument Comment
  POM13991  Salazaria mexicana P. A. Munz 1922-4-9 4885 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 427 Comment
  RSA356884  Salazaria mexicana Robert F. Thorne 1966-10-15 41804 Riverside Palm Springs. Comment
  RSA71977  Salix exigua Philip A. Munz, Percy C. Everett 1952-5-2 16238 Riverside Dry Morongo Wash, n.w. end of Coachella Valley. 457 Comment
  UC483067  Salix exigua F. R. Fosberg 1932-3-13 8078 Riverside upper palm grove along stream Thousand Palms Canyon; Coachella Valley, Thousand Palms Canyon Comment
  SD80150  Salix exigua var. exigua Nancy Ryan Zabriske, Walter Zabriske 1971-3-7 353 Riverside Andreas Canyon, east slope San Jacinto Mountains 359 Comment
  SBBG58920  Salix exigua var. hindsiana Mrs. H. P. Bracelin 1932-4-12 600 Riverside E side of bridge over Santa Ana River, 4.8 km N of Arlington on rd to Pedley, W of Riverside 240 Comment
  POM361017  Salix gooddingii G. R. Johnstone 1930-4-13 s.n. Riverside 1000 Palms. Comment
  RSA601106  Salix gooddingii A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18103 Riverside San Bernardino Mtns Morongo Indian Reservation, natural pond and bog at SE edge of Burro Flats. Comment
  UCR225737  Salix gooddingii A. C. Sanders, T. B. Salvato 2011-3-30 38891 Riverside Peninsular Range; Elsinore Trough, city of Lake Elsinore, Baker St. c. 100 m NW of Hwy 74/Riverside Dr. 381 Comment
  RSA0030853  Salix gooddingii Ivan M. Johnston 1917-4-4 s.n. Riverside Palm Canyon. 457 Comment
  CAS-BOT-BC108215  Salix hindsiana Mrs. H. P. Bracelin 1932-4-12 599 Riverside East side of bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside. 240 Comment
  UC5060  Salix lasiolepis H. M. Hall 1901-7-17 2444 Riverside Tahquitz Creek San Jacinto Mountains 1889 Comment
  UCR100293  Salix lasiolepis B. G. Pitzer 1997-4-20 3179 Riverside Lakeview Mtns, Intersection of 'Dutton' Street with Voltaire Vista Road. (Note: Dutton ends in T-intersection at Sardis Lane, which makes a 90 deg. E turn onto Brent Lane, which becomes Voltaire Vista Road east of Elton Lane. Therefore, this locality is actually the intersection of Elton Lane & Voltaire Vista Road.) 610 Comment
  CAS-BOT-BC126316  Salix sessilifolia Mrs. H. P. Bracelin 1932-4-12 602 Riverside East side of bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside 240 Comment
  CAS-BOT-BC126323  Salix sessilifolia Milo S. Baker 1928-4-3 2832 b Riverside Tahquitz [Canon] Canyon near Palm Sps. Comment
  SEINET3163597  Saltugilia australis M. E. Jones 1882-4-29 sn Riverside Salton Comment
  SEINET3860545  Saltugilia australis Leigh A. Johnson 1997-4-25 97 -049 Riverside Magee Hills vicinity: on first year burn on hills and slopes directly W of Hwy R3,(Sage Road) ca. 5.9 miles S of jct. with Cactus Valley Rd., and 0.8 mi N of Sage Hen Fire Station. Collected near top of hill behind and to the S of the microwave towers.; 0 756 Comment
  UC1075821  Saltugilia australis Verne Grant 1955-5-17 9596 Riverside crest of Santa Ana Mts. crest of Santa Ana Mts. (near hwy 74, Riverside-Orange County) 810 Comment
  RSA0095109  Saltugilia australis F. W. Peirson 1919-4-13 926 Riverside Tahquitz Camp, Palm Springs. Comment
  RSA0093834  Saltugilia latimeri A. C. Sanders 2006-5-13 32282 Riverside Peninsular Range. 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. 457 Comment
  UC1080500  Saltugilia splendens subsp. splendens Verne Grant and Howard Latimer 1957-5-6 9984 Riverside in wash below Morongo Valley (San Bernardino-Riverside County); below Morongo Valley Comment
  UC63766  Salvia H. M. Hall 1897-5-28 578 Riverside vicinity Riverside (Gavilan road) Comment
  RSA411313  Salvia apiana N. C. Cooper 1948-5-13 2840 Riverside Devil's Garden. 244 Comment
  CSUSB1062  Salvia columbariae Kheng Try Seng 1966-3-27 660327 11 Riverside 0.5 mile north corner of Wood and Roberts. About 4 miles from freeway 395. Woodcrest. 487 Comment
  JOTR34371  Salvia columbariae Andre, Jim 2012-4-16 20888 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  UCD125694  Salvia columbariae R. L. Smith 1948-3-25 s.n. Riverside Cabazon. Comment
  UCR252204  Salvia columbariae J. Mendoza 2011-5-28 s.n. Riverside Moreno Valley, Boulder Ridge Dr. east of intersection with Lasselle, north of Ironwood Ave. and east of Perris Blvd. on north side of valley 645 Comment
  UCR16803  Salvia dorrii subsp. dorrii Leland E. Francois 1966-4-23 42366- 4 Riverside Mojave Desert, Joshua Tree National Monument [now J.T. National Park], south edge of Ryan Mountain Campground 1300 Comment
  RSA654622  Salvia mellifera Lydia Paneri 1982-4-17 54 Riverside Hillside north of Cajalco Road, 2 miles east of I-15. Comment
  UCR121888  Salvia mellifera Ian G. Gillespie 2001-5-15 90 Riverside Lake Skinner, Perris Plain Area Comment
  CDA18821  Salvinia molesta R. O'Connell 1999-8-2 PDR 1142335 Riverside Palo Verde Irrigation District. 0 Comment
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Feb 6 2009
  RSA500140  Sambucus mexicana Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-10 3669 Riverside Vail Lake area, Temecula Creek canyon below the dam. 459 Comment
  UCR154445  Sambucus mexicana A. C. Sanders, Mike Misenhelter 2005-6-15 30974 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
  UCR241207  Sambucus mexicana Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 05 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, just inside gate at mouth of Hathaway Canyon 741 Comment
  SEINET3208882  Sambucus nigra subsp. caerulea G. Goodwin 2012-6-14 3436 Riverside San Jacinto Mountains, 3 miles south of Banning along highway 243 910 Comment
  RSA596535  Samolus parviflorus D. L. Banks, Lauren Raz 1996-8-29 1139 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along Arroyo Seco, N of Wildhorse Peak, before the drainage bends to the S. 549 Comment
  RSA192210  Sanicula arguta E. W. Lathrop 1965-4-25 5674 Riverside 4 miles southwest of Murrieta on the De Luz Road. Comment
  RSA470833  Sanicula arguta E. Crow 1929-4-7 318 Riverside Santa Ana Mountains, Corona Skyline Drive. Comment
  UC219188  Sanicula tuberosa P. A. Munz 1922-4-28 5038 Riverside Santa Ana Mountain, Leach Canyon Leach Canyon; Santa Ana Mountain, Leach Canyon 701 Comment
  CAS-BOT-BC466220  Sarcodes sanguinea Peter H. Raven 1959-5-18 14240 Riverside San Jacinto Mts: Lake Fulmor Comment
  UCR226768  Sarcostemma hirtellum Jim Andre 2011-2-9 15897 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
  UC56920  Saxifraga californica H. M. Hall 1902-4-26 2992 Riverside near Riverside (Box Springs Mountain); Box Springs Mountain Comment
  UCR169871  Saxifraga californica Dave Goodward 2004-1 s.n. Riverside San Jacinto Mtns., mouth of narrow side canyon off South Fork San Jacinto River 1159 Comment
  UCR269844  Schismus arabicus A. C. Sanders, Jim Malusa 2016-3-18 42385 B Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  RSA406333  Schismus barbatus Christopher Davidson 1973-4-1 1799 Riverside Hwy 71/79, appx. 7 mi from jct of Hwy 395 south. 412 Comment
  RSA774723  Schismus barbatus Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4501 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA784744  Schismus barbatus Duncan S. Bell 2012-2-12 3089 A Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  UCR20374  Schoenoplectus acutus var. occidentalis John C. Roos, L. Roos 1952-6-10 5761 Riverside San Bernardino Valley Region, Fairmont Park in Riverside, edge of lake 259 Comment
  SBBG87827  Schoenoplectus americanus A. C. Sanders with Pitzer, Charlton, Kniffen 1986-3-3 6093 Riverside Corn Spring, wash below the spring and wash and rocky slopes to the S; Chuckawalla Mtns 487 Comment
  SDSU12972  Schoenoplectus pungens var. longispicatus Michael G. Simpson 1999-10-27 2039 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  POM1421  Scirpus acutus var. occidentalis D. L. Crawford, I. M. Johnston 1917-6-9 1226 Riverside Santa Ana River near Corona Comment
  RSA335035  Scirpus microcarpus Steve Boyd 1985-8-7 1103 Riverside Santa Rosa Plateau region, NW base of Redonda Mesa on Tenaja Rd., 0.8 miles east of junction with 8S01 and 8S02. Comment
  UCR202598  Scutellaria bolanderi subsp. austromontana Scott D. White, Justin M. Wood 2008-7-9 12439 Riverside San Jacinto Mountains, K Flat, from large pond downstream to meadow 1463 Comment
  UCR202605  Scutellaria bolanderi subsp. austromontana Scott D. White, Justin M. Wood 2008-7-9 12414 Riverside San Jacinto Mountains, Johnson Meadows 1488 Comment
  SD247449  Scutellaria mexicana A. C. Sanders, Jim Malusa 2015-9-10 41857 Riverside Sonoran (Colorado) Desert: Bradshay Trail, 0.85 mile SE of its junction with Summit Road in Salt Creek Canyon, at wash crossing, at edge of Chocolate Mountains Aerial Gunnery Range (East of Red Canyon 7.5'Q) 480 Comment
  RSA180472  Scutellaria tuberosa E. W. Lathrop 1959-4-16 4459 Riverside 14 miles W of Murrieta. Tenaja plateau. Comment
  RSA747868  Secale cereale Justin M. Wood 2009-5-11 701 Riverside McMullen Flat area, 0.35 N on Valley Hi Dr, from intersection w/ Twin Pines Rd. 1195 Comment
  SD67927  Sedum niveum Reid Moran 1968-8-3 15346 Riverside On northeast slope, 1.0 mile northwest of Toro Peak. 2250 Comment
  CAS-BOT-BC69803  Selaginella bigelovii L. R. Abrams 1926-3-26 11082 Riverside Palm Springs. Comment
  POM50385  Selaginella bigelovii W. W. Eggleston 1924-3-10 19534 Riverside San Jacinto Station, Cleveland Forest 600 Comment
  RSA683697  Selaginella bigelovii Louis Cutter Wheeler 1933-12-2 2298 Riverside Tahquitz Canyon 244 Comment
  UCR156364  Selaginella bigelovii T. B. Salvato, Kent Beaman 2005-5-16 882 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
  UCR91560  Selaginella bigelovii A. C. Sanders, M. Jacobsmyer, C. L. Sanders 1995-2-5 15908 Riverside Western Colorado Desert/ San Bernardino Mtns., Whitewater Canyon, between Bonnie Bell & the fish hatchery 550 Comment
  GMDRC5053  Selaginella eremophila J. Andre, G. L. Clifton 2011-2-22 17481 Riverside Coachella Valley: 1.2 mi. due south of Windy Pt (at Hwy 111), just SW of 'The Cove' housing development near Blaisdell Creek, at base of San Jacinto Mtns 320 Comment
  HSC34759  Selaginella eremophila R. E. Cooksey Mar 1974 191 Riverside Chino Canyon below Palm Springs Tramway; San Jacinto Mtns. 381 Comment
  UCR260607  Senecio aphanactis O. F. Clarke 2004-4-16 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, North Loop Trail near Two Trees Canyon 701 Comment