Search Results — 2000 specimen records retrieved (1912 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCSB12  Abies concolor Bobkowski, Jr., Vincent 1960-5-14 Riverside At Black Mountain Camp, San Bernardino National Forest Comment
  CAS-BOT-BC229355  Abronia villosa F. O. Ballou 1926-2-25 s.n. Riverside Indian Wells Comment
  CAS-BOT-BC229363  Abronia villosa R. H. Peebles; H. F. Loomis 1930-4-1 200 Riverside Mecca Comment
  CSUSB1079  Abronia villosa Randy Salstrom 1966-2-27 Riverside 12 miles east of Indio, beside road between Indio and Blythe near Colorado River Aqueduct. 30 Comment
  UC465443  Abronia villosa Joseph Grinnell 1910-3-17 Riverside Riverside Mt., Colorado River Comment
  UC724233  Abronia villosa Aven and Ruth Nelson 1939-3-22 3216 Riverside s Indio (The 100 Palms resort, Highway 99) 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
  RSA784962  Abronia villosa var. aurita Duncan S. Bell 2012-3-18 3226 Riverside The Mecca Hills; at the mouth of Box Canyon, on the north side of the Coachella Canal. 14 Comment
  JOTR32127  Abronia villosa var. villosa La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler, B. Truesdell, D. Shade` 2011-4-26 2283 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
  RSA461197  Abronia villosa var. villosa Anstruther Davidson 1930-4-10 s.n. Riverside Palm Springs. Comment
  RSA48335  Abronia villosa var. villosa E. K. Balls 1949-4-4 12971 Riverside At Desert Beach on Hwy 111, Colorado Desert. -15 Comment
  RSA735217  Acacia greggii Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11239 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
  POM294266  Acamptopappus sphaerocephalus var. sphaerocephalus Lyman Benson 1945-3-29 11644 Riverside 2 miles south of Whitewater. 366 Comment
  UC469096  Acamptopappus sphaerocephalus var. sphaerocephalus E. E. Schellenger 1911-4-25 Riverside Point of Rocks; Colorado Desert, Whitewater Comment
  CAS-BOT-BC210595  Achnatherum coronatum H. M. Hall 1901-6-1 2078 Riverside San Jacinto Mountains. In the vicinity of Chalk Hill 1463 Comment
  CAS-BOT-BC218712  Achnatherum coronatum Carl B. Wolf 1932-5-25 3694 Riverside 1/4 mo. SW of summit of Moreno Grade, Bad Lands, SW of Beaumont 670 Comment
  RSA577747  Achnatherum hymenoides F. M. Reed 1927-3-19 5671 Riverside Salt Creek Wash, east of Mecca 213 Comment
  RSA741606  Achnatherum parishii subsp. parishii Scott D. White, Justin M. Wood 2008-6-16 12132 Riverside Fobes Ranch Road N of Quinn Flat 1390 Comment
  RSA423491A  Achyronychia cooperi Anstruther Davidson 1983-4-10 s.n. Riverside Palm Springs. Comment
Read comments
Mar 20 2013
  UCR10956  Acleisanthes longiflora Charlotte McCreary 1970-12-29 s.n. Riverside Colorado River Valley, near Palo Verde diversion dam on Hwy 95 91 Comment
  RSA0123184  Acmispon argyraeus var. argyraeus Duncan S. Bell, LeRoy Gross 2016-3-30 9172 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.25 air miles southeast of the summit of Martinez Mountain. 518 Comment
  SD130259  Acmispon glaber Ed LaRue 1990-4-13 Riverside I(c) mi NW of town of Aguanga, N of Hwy 79 & W of Hwy 371; ca. 1I(c) mi (airline) N of San Diego Co. line. 640 Comment
  RSA0120317  Acmispon maritimus var. brevivexillus Duncan S. Bell, Thomas Stoughton 2016-3-16 8954 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central/southeastern section of range, approximately 2.5 air miles north of Gucci Spring. 511 Comment
  RSA0043068  Adenophyllum porophylloides Duncan S. Bell, LeRoy Gross 2014-3-20 6264 Riverside Orocopia Mountains; north section of range; 2.75 air miles southwest of Hayfields Lake. 511 Comment
  RSA0119991  Adenophyllum porophylloides Duncan S. Bell, Thomas Stoughton 2016-4-13 9261 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting along the Cactus Spring Trail, in the vicinity of Horsethief Creek. 1047 Comment
  SD259059  Adenostoma fasciculatum var. fasciculatum Sarah J. De Groot, Thomas Stoughton 2016-4-20 7808 Riverside Along the Pacific Crest Trail at top of hill just west of the Whitewater Preserve and Whitewater River; southeast foot of San Bernardino Mountains, north of Interstate 15. 829 Comment
  RSA219220  Adenostoma sparsifolium C. W. Tilforth, J. Dourley 1970-10-16 320 Riverside Along State Highway 74 W of Mountain Center. Comment
  UC1334754  Adenostoma sparsifolium R. S. Woglum 1937-10-20 1185 Riverside Santa Rosa Mts. Comment
  CAS-BOT-BC69643  Adiantum capillus-veneris Dr. Emmet Rixford 1917-4-17 s.n. Riverside Coachella Valley. Comment
  CAS-BOT-BC69649  Adiantum capillus-veneris Edmund C. Jaeger 1922-3-18 s.n. Riverside Eagle Canyon, 4 mi. e. of Palm Springs. Comment
  UCR163882  Adiantum capillus-veneris B. G. Pitzer 2001-8-19 4342 Riverside Peninsular Range; Santa Rosa Mountains, Carrizo Canyon, sheep guzzler c. 0.5 mi. SW of where Hwy 74 crosses canyon 701 Comment
  CAS-BOT-BC139354  Agrostis idahoensis Carl B. Wolf 1932-8-5 3945 Riverside San Jacinto Mountains. Along trail from Tahquitz Valley to San Jacinto Peak. 2621 Comment
  RSA462630  Allionia incarnata H. de Forest 1933-4-16 17593 Riverside Chino Canyon, Colorado Desert, E of Coachella Valley Comment
Read comments
Feb 3 2011
  SBBG69673  Allionia incarnata M. N. Ackley 1928-4-3 722 Riverside Clarys Cyn, Coral Reef Ranch 60 Comment
  UCR167237  Allionia incarnata John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, NNE of Rancho Dos Palmas, between Coachella Canal siphons 28 and 29 24 Comment
  RSA0000106  Allium haematochiton J. C. Marvin 1921-4-1 3408 Riverside Near Banning. Comment
  RSA262115  Allium haematochiton E. W. Lathrop 1971-3-24 7487 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  RSA366463  Allium haematochiton M. B. Dunkle 1935-3-10 4360 Riverside Glen Ivy. Comment
  UCD169115  Allium marvinii Jeff B. Galvin; Diane Menuz 2009-5-1 89 Riverside San Jacinto Mtns foothills, Northwest foothills of San Jacinto Mtns foothills. North of Soboba Rd, off Poppet Flats Truck trail. 816 Comment
  UCR144117  Allium munzii Scott D. White, Kurt Cambell, John Resek 2000-4-26 7736 Riverside Santa Ana Mtns, Lake Elsinore area, low hill west of intermittent channel (drains Walker Canyon). SW of Collier Ave. and NW of Riverside Dr. 412 Comment
  UCR22054  Allium munzii Steve Boyd 1980-5-8 214 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 625 Comment
  UC1929473  Allophyllum Scott D. White, Michael Honer 2003-6-3 9486 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 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
  UCR234767  Alnus rhombifolia A. C. Sanders, John F. Green 2012-6-25 40309 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon near Hostettler Rd. south of I-15 377 Comment
  SDSU21792  Alopecurus saccatus Michael G. Simpson, Laura Benedict, Zack Principe, Lee Ripma, Nuri Benet-Pierce, Andy Siekkinen 2016-5-7 3986 Riverside Santa Rosa Plateau Ecological Reserve. Across street from vernal pool trail, ca. 4 miles north on road from Visitor's Center. 636 Comment
  UCR92271  Amaranthus albus Scott D. White 1995-8-23 3564 Riverside San Jacinto Valley, San Jacinto River, just north of City of San Jacinto boundary, c. 1 mi SE of bridge at State Street 463 Comment
  SBBG72682  Amaranthus blitoides R. Hoffmann 1929-9-11 Riverside Thomas Valley Comment
  UCR110392  Amaranthus californicus A. C. Sanders, Mitch Provance 1999-9-26 23080 Riverside San Jacinto Mountains, McMullen Flat at Valley High County Park, 0.7 mi. SE of Hwy 74 on Twin Pines Ranch Road 1183 Comment
  RSA702047  Amaranthus palmeri Scott D. White, Angelia Carey 2004-9-16 10756 Riverside Roadside, intersection of Soboba Road and Castile Canyon Rd. 509 Comment
  UCR230599  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
  UCR260949  Amaranthus palmeri Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6020 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, c. 22.25 air miles west of Blythe, south side of Ford Dry Lake, about 0.5 air mile southeast of Hopkins Well 107 Comment
  RSA500102  Amaranthus retroflexus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-10 3668 Riverside Vail Lake area, Temecula Creek canyon below the dam. 459 Comment
Read comments
Mar 7 2012
  LA83357  Ambrosia dumosa O. H. Kappler; 1941-4-21 212 Riverside Morongo Pass Area, Desert City Comment
  OBI25271  Ambrosia dumosa F. Seaman 1971-4-9 35 e Riverside 51.6 mi E of Twentynine Palms on State hwy 62 Comment
  POM41494  Ambrosia dumosa Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA33503  Ambrosia dumosa N. C. Cooper 1944-4-8 1063 Riverside Andreas Canyon. 305 Comment
  UCR120969  Ambrosia dumosa Jennie Phui 1998-6-3 106 Riverside Western Colorado Desert/San Jacinto Mtns., near Windy Point and Palm Springs Station, 6 miles NW of Palm Springs city limits, base of Mt. San Jacinto 366 Comment
  CLARK-A1528-1537  Ambrosia ilicifolia John C. Roos 1958-3-15 Riverside Chuckwalla Mountains Comment
  UCR106915  Ambrosia psilostachya D. L. Banks, L. Raz 1996-11-5 1184 Riverside Agua Tibia Mountains, Pechanga Indian Reservation, south of San Gabriel Church; along a newly established firebreak along a NW-SE running ridgeline, near the water tank in section 34 421 Comment
  CAS-BOT-BC273037  Ambrosia salsola Peter H. Raven 1958-1-24 11445 Riverside Desert alluvial fan of Fargo Canyon Comment
  UCR251670  Ambrosia salsola Thomas R. Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy, Naomi Fraga 2011-3-17 767 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
  JEPS121565  Ambrosia salsola var. salsola Adam C. Schneider with Will Freyman 2014-2-16 416 Riverside West side of Highway 177. Comment
  UC12060 Image available Amelanchier utahensis H. M. Hall Aug 1901 2422 Riverside vicinity Strawberry; San Jacinto Mountains 1524 Comment
  UCR146729  Ammi visnaga Gene McTeer 2004-9-3 s.n. Riverside Peninsular Range; Santa Rosa Plateau, Garcia property on Sunday Dr., south of Rancho California Rd., Temecula 543 Comment
  RSA765305  Amorpha fruticosa Doris Bowers 1972-4-15 1836 Riverside Pulgas Creek Canyon, Rancho California 396 Comment
  RSA499970  Amsinckia intermedia H. de Forest 1929-3-16 s.n. Riverside San Bernardino Mts, San Gorgonio Pass. Comment
  UC1084572  Amsinckia intermedia Francia Chisaki, Peter M. Ray 1952-4-6 2198 Riverside 1/4 mi w Cottonwood Springs; Joshua Tree National Monument Comment
  RSA0089611  Amsinckia intermedia P. A. Munz, R. D. Harwood 1920-2-28 3239 Riverside 3 mi SW of Corona. 305 Comment
  UCR84587  Amsinckia menziesii Scott D. White, S. Ogg 1994-4-21 1969 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  UCR213625  Amsinckia retrorsa A. C. Sanders, Matthew Malle 2010-4-23 37997 Riverside Peninsular Range, Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  RSA796104  Amsinckia tessellata Duncan S. Bell 2009-4-20 316 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  JOTR32441  Amsonia tomentosa La Doux, Tasha, T. Herskovits, B. Truesdell, M. Wheeler 2010-5-6 2345 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west of Ryan Mountain; Monzo-granitic boulder outcrop south of Ryan Mountain campground (Stop 2) Comment
  RSA180287  Anagallis arvensis E. W. Lathrop 1965-4-25 5671 Riverside 4 miles Sw of Murrieta. Comment
  RSA662565  Anagallis arvensis P. Shirokawa 1998-5-15 33 Riverside Cleveland National Forest- Trabuco Ranger District, 0.3 miles from Ortega Highway (State Highway 74) on North Main Divide Road. 808 Comment
  RSA523525  Ancistrocarphus filagineus Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 3984 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  UC729851  Anemopsis californica Carl B. Wolf 1929-5-31 3738 Riverside 1 mi nw of Santa Ana River (6 mi from Corona on Chino Road) Comment
  SEINET270813 Image available Anisocoma acaulis Richard J. Shaw 1958-4-6 1098 Riverside Joshua Tree National Monument ; On road from White Tank Campground to South Entrance 610 Comment
  UCR244405  Anisocoma acaulis Jim Andre 2012-4-16 20955 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
  POM13084  Antennaria rosea E. C. Jaeger 1921-6-22 s.n. Riverside Long Valley. San Jacinto Mts. 2439 Comment
  UC130487  Antennaria rosea Mrs. C. M. Wilder 1909-7-13 Riverside Tahquitz Valley San Jacinto Mts., Tahquitz Valley Comment
  JEPS83427  Antirrhinum coulterianum David M. Thompson 1983-5-10 299 Riverside 1.1 miles up Box Springs Mountain Road from junction with Pigeon Pass Road not far below W side of road; Riverside East Quad. (7.5', 1967) 670 Comment
  UC1523681  Antirrhinum coulterianum Robert F. Thorne, Walter Wisura, Earl Lathrop and Sara Meury 1985-5-18 60622 Riverside Santa Rosa Plateau: Along Clinton Keith Road, near base of plateau 426 Comment
  UCR156278  Antirrhinum coulterianum T. B. Salvato, Kent Beaman 2005-5-16 851 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
  JEPS5310  Antirrhinum filipes Marjorie D. Clary 1932-3-15 779 Riverside sw of Coachella; Colorado Desert, Santa Rosa Mts. 152 Comment
  JEPS5312  Antirrhinum filipes S. B. Parish 1920-3-26 20025 Riverside Indian Wells; Colorado Desert, Coachella Valley Comment
  UCR79265  Antirrhinum kelloggii Steve Boyd, Orlando Mistretta 1992-4-22 7007 Riverside Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area. Indian Potrero Trail S from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon 701 Comment
  UCD123469  Antirrhinum nuttallianum Scott D. White 1997-5-25 5251 B Riverside Perris Basin; south of Patton Ave. and west of Winchester Road, ca 2 air miles southwest of junction Winchester Road/ Simpson Ave. 457 Comment
  JEPS83383  Antirrhinum nuttallianum subsp. nuttallianum David M. Thompson 1983-5-10 300 A Riverside Railroad Canyon road , Elsinore Quad. (7.5', 1953) (Lake Elsinore) 548 Comment
  RSA614021  Aphanes occidentalis D. L. Banks 1997-3-6 1400 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. ''Fiesta Grounds'', east of Pechanga Creek along the northern fork of Pechanga Creek at the eastern end of the Reservation. 424 Comment
  HSC21458  Apiastrum angustifolium C. L. Hitchcock 1966-3-16 24188 Riverside About 5 mi. NE of Aguanga Comment
  UC20819  Apiastrum angustifolium Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  OBI40191  Apium graveolens S. Cantrell & W. Appleby, W. Appleby 1985-9-19 s.n. Riverside Santa Ana River Regional park, Riverside. S side of river (R5W, T2S, SW 1/4 sec 30) 207 Comment
  RSA0034754  Aquilegia formosa var. hypolasia Robert L. Rutherford 1945-6-17 1673 Riverside Burned Canyon, Banning. 1219 Comment
  JEPS53028  Arabis glabra W. L. Jepson 1901-5-25 1431 Riverside Van DeVenter's Ranch Comment
  UCR27149  Arabis johnstonii T. P. Krantz 1982-4-22 S.N. Riverside San Jacinto Mtns., Pebble plain along bench east of Garner Valley, near Quinn Flats. 1372 Comment
  RSA482605  Arabis perennans E. C. Jaeger s.n Riverside Lower Tahquitz Valley, San Jacinto Mts. 1768 Comment
Read comments
Nov 5 2011
  RSA0128447  Arceuthobium cyanocarpum R. L. Mathiasen, C. M. Daugherty 2009-8-5 0928 Riverside North slope of Tahquitz Peak. 0.4 km west of the jct. of the Tahquitz Peak Trail and the Tahquitz Valley Trail above the trail to Tahquitz Peak. 2640 Comment
  RSA629132  Arctostaphylos Jon E. Keeley 1992-7-16 16565 Riverside Red Mountain Road/Stanley Road, 11.7 km east of R3 on Stanley Road. 975 Comment
  RSA629430  Arctostaphylos glandulosa Jon E. Keeley 1992-6-16 16842 Riverside Hwy 243, 38 km N of Idyllwild. 1485 Comment
  SD180714  Arctostaphylos glandulosa C. Matt Guilliams 2007-8-2 406 Riverside Santa Margarita Ecological Reserve, along Highlands Trail at northern rim of mesa-top. 654 Comment
  UCR4057  Arctostaphylos glandulosa Carole Sims 1965-4-28 s.n. Riverside San Jacinto Mtns, 10 mi from Banning toward Idyllwild 1067 Comment
  RSA629167  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-7-17 16807 Riverside Rd. to Thomas Mts. (5S15), 7.0 km north of Toolbox Springs. 1720 Comment
  RSA629365  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-6-16 16820 Riverside Hwy 234, 3 km N of Hwy 74, San Jacinto Mtns. 1520 Comment
  CLARK-A1045-104  Arctostaphylos glauca George K. Helmkamp 1977-3-20 Riverside San Jacinto Mountains flats above Deep Canyon; ; Palm Desert 15'Q 1066 Comment
  RSA16509  Arctostaphylos glauca Percy C. Everett 1935-6-17 7149 Riverside Santa Ana Mts. Coldwater Canyon trail to Santiago Peak. 1 mile above Glen Ivy resort. 549 Comment
  RSA631734  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19266 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631801  Arctostaphylos glauca Jon E. Keeley 1992-6-12 15531 Riverside Road to Elsinore Peak, 1.5 km south of Highway 74. 850 Comment
  RSA631815  Arctostaphylos glauca Jon E. Keeley 1992-9-27 21806 Riverside Highway 74 at Pinyon Flats, southwest of Palm Desert. 1290 Comment
  RSA631821  Arctostaphylos glauca Jon E. Keeley 1992-7-12 15533 Riverside Road to Elsinore Peak, 5 km south of Highway 74, Santa Ana Mountains. Comment
  RSA631836  Arctostaphylos glauca Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20174 Riverside Truck trail on north-face of Santa Rosa Mountain, ca. 4 km south of Pinyon Pines, Santa Rosa Mountains. 1430 Comment
  UCR280977  Arctostaphylos glauca Mitch Provance, Matt K. Beyers, John Hazlett, Jeremiah George 2017-4-6 417- 73 Riverside Temescal Valley, Indian Wash, SW of I-15, S side of De Palma Rd., 700-1100 ft. WNW of inter. with Glen Eden Rd. 366 Comment
  UCR93093  Arctostaphylos glauca Scott D. White 1995-12-24 3801 Riverside Lakeview Mtns, c. 7 road mi. SE of Davis Road - Ramona Expressway intersection 671 Comment
  RSA633633  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Melanie Baer-Keeley 1993-4-23 22655 Riverside Road to Santa Rosa Mountain. 2000 Comment
  RSA633649  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20153 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633761  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Melanie Baer-Keeley 1993-4-23 22654 Riverside Road to Santa Rosa Mountain. 2000 Comment
  RSA635598  Arctostaphylos peninsularis subsp. peninsularis Jon E. Keeley 1992-7-17 16760 Riverside Road to Thomas Mtn. (5S15), 1.8 km south of Toolbox Spring, west of Garner Valley, San Jacinto Mountains. 1785 Comment
  POM19646  Arctostaphylos pringlei subsp. drupacea Mary F. Spencer 1923-6-18 2218 Riverside Idyllwild, San Jacinto Mt. 2134 Comment
  POM367417  Arctostaphylos pringlei subsp. drupacea Gary D. Wallace 1964-4-25 s.n. Riverside San Jacinto Mts. Rd. to Idlewild Comment
  RSA256990  Arctostaphylos pringlei subsp. drupacea Gary D. Wallace 1967-5-6 741 Riverside San Bernardino Mt. for. south of Banning in San Jacinto Mtns. along road to idyllwild, north of McMullen Flat. Comment
  RSA701750  Arctostaphylos pringlei subsp. drupacea Steve Boyd, Valerie Soza 2004-6-22 11552 Riverside Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along forest service road 5N13 near 5N06. 1463 Comment
  CSUSB1396  Arctostaphylos pringlei var. drupacea Markell Kohn 1959-4-19 Riverside On Banning- Idllywild Road, 2.8 miles north (below) of Grande Vista Ranger Station. Comment
  RSA1425  Arctostaphylos pungens B. D. Stark 1930-3-18 1488 Riverside South Keen Camp, San Jacinto Mts. Comment
  RSA635776  Arctostaphylos pungens Jon E. Keeley 1992-7-17 16736 Riverside Morris Ranch Rd. (6S06), 4.2 km east of Hwy 74, Garner Valley, San Jacinto Mtns. 1650 Comment
  RSA635804  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16543 Riverside Red Mountain Road, 8.7 km east of R3. 1000 Comment
  SBBG34995  Arctostaphylos pungens T. L. Secrest 1951-5-19 Riverside Idyllwild to Hemet Lake Comment
  UCR193568  Arctostaphylos pungens A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35612 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.0 mile SW of Fleming Ranch, along dirt track 1555 Comment
  UCR23648  Arctostaphylos pungens John C. Roos 1943-5-23 2652 Riverside S Mojave Desert, Little San Bernardino Mtns 1524 Comment
  RSA0013574  Arctostaphylos rainbowensis Fred M. Roberts 2007-4-13 6516 Riverside Santa Ana Mtns.: south of Mesa de Colorado (Santa Rosa Plateau) north side of El Calamar Rd. and Via Escalon. 0.8 km WNW summit of Mesa de La Punta. 447 Comment
  RSA636032  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19535 Riverside West of Temecula, off Carancho Rd., 2.3 km west of Via Volcano, eastern Santa Margarita Mtns. 430 Comment
  UCR84580  Arctostaphylos rainbowensis Steve Boyd 1994-10-14 8380 Riverside Southern Santa Ana Mtns., San Mateo Canyon Wilderness Area of the Cleveland National Forest. Fisherman's Camp Trail (7S02) from Wildomar Road (7S01) W into Tenaja Canyon at its confluence with San Mateo Canyon, Fisherman's Camp 341 Comment
  SBBG34202  Argemone munita T. L. Secrest 1951-5-18 Riverside San Jacinto River bed near Hemet Comment
  SD236347  Argemone munita Jeffrey Ross, Sam Lau, Jenny Phui 1998-5-30 100 Riverside San Gorgonio Pass: Morongo Indian Reservation; Road between Millard and Lion Canyon, below deep canyon. 619 Comment
  UCR92150  Argemone munita D. L. Banks, Peter L. Morrell 1995-5-4 0305 Riverside Agua Tibia Mtns., Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn, east of the Dripping Springs Alcove Area, north of the Wildhorse Trail, on hills north of Wildhorse Peak. 622 Comment
  CAS-BOT-BC137644  Aristida adscensionis Peter H. Raven 1958-3-15 11850 Riverside Box Canyon. Comment
  RSA704197  Aristida adscensionis Gary D. Wallace 1982-5-15 1995 Riverside Palms to Pines Highway, 7 level hill. Comment
  UCR229271  Aristida adscensionis Ginny Short 2011-3-26 s.n. Riverside Sonoran (Colorado) Desert, Thousand Palms Canyon Rd., c. 9 miles due east of Cathedral City 183 Comment
  CLARK-A1528-4465  Aristida californica John C. Roos 1937-8-22 1209 Riverside Mojave Desert Comment
  GMDRC2029  Aristida purpurea var. fendleriana J. Andre 2006-4-6 6686 Riverside Pinto Basin: Pinto Basin: approx. 400 m. S. of Pinto Basin Rd (paved), 3 mi. SE of Twin Tanks, growing on dark granitic outcrop. Elev. 3359 ft. 1024 Comment
  UCR136196  Aristida purpurea var. fendleriana A. C. Sanders 2004-6-20 28224 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd., hilltop above I-15, SW of main clay pits 378 Comment
  CAS-BOT-BC137529  Aristida purpurea var. nealleyi Carl B. Wolf 1932-5-24 3640 Riverside North base of San Jacinto Mountains. Snow Creek Canyon. 0.5 mile below Fish Hatchery. 548 Comment
  CLARK-A1528-7798  Aristida purpurea var. nealleyi John C. Roos 1949-4-11 4242 Riverside Hayfield Comment
  POM264354  Aristida purpurea var. nealleyi J. C. Roos 1938-8-7 582 Riverside East of Hemet, in mountains along San Jacinto River. Comment
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Apr 3 2011
  CLARK-A1528-152  Artemisia californica John C. Roos 1951-10-27 5347 Riverside Riverside 304 Comment
  LA9316  Artemisia californica Carl Epling; March 1927 sn Riverside Whitewater Pass, near Palm Springs Comment
  POM266370  Artemisia dracunculus J. C. Roos 1937-8-17 1615 Riverside San Jacinto. Comment
  POM162686  Artemisia ludoviciana subsp. albula F. M. Reed 1929-11-8 6671 Riverside Snow Canon [Canyon]. San Jacinto Mts. 488 Comment
  UC1119515  Artemisia tridentata subsp. tridentata R. St. John 1929-1-1 65 Riverside Vandeventer Flat San Jacinto Quadrangle, Vandeventer Flat Comment
  RSA0119962  Arundo donax Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-24 9073 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5.25 air miles southeast of the summit of Martinez Mountain. 621 Comment
  RSA0026078  Asclepias albicans J. Andre 2012-3-19 21333 Riverside Chuckwalla Mountains; north end of range at Jaeger Nature Sanctuary, 1.5 miles south of junction Eagle Mountain Road and I-10 freeway. 411 Comment
  UCR279537  Asclepias albicans A. C. Sanders, Jim Malusa 2017-3-27 43125 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
  RSA496476  Asclepias californica Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-31 3095 Riverside Vail Lake area, S of Hwy 79, Kolb Creek drainage, W of Woodchuck Rd. 488 Comment
  UC22958  Asclepias californica H. M. Hall May 17 1901-Jun 1 1901 Riverside Temecula Peak 609 Comment
  RSA0104761  Asclepias californica Michael Wall 1995-4-14 103 Riverside Temecula Valley, along Hwy 79, 5.7 miles east of Interstate 15, southeast of Temecula, west of Vail Lake. Comment
  RSA20302  Asclepias erosa Roxana S. Ferris, Ruth P. Rossbach 1938-5-15 s.n. Riverside 19 mi. from Cottonwood Springs, Riverside Co. N end of Pinto Basin Comment
  RSA401228  Asclepias erosa N. C. Cooper 1944-5-20 2641 Riverside Palm Springs. 137 Comment
  SEINET3081693 Image available Asclepias erosa E. R. Blakley B- 1559 Riverside 20 mi West of Blyth 168 Comment
  CLARK-A1528-123  Asclepias fascicularis Charlotte Stocks 1964-8-24 Riverside San Jacinto Mountains Comment
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Feb 4 2016
  POM122827  Asclepias subulata Marcus E. Jones 1926-6-8 s.n. Riverside Whitewater. Colorado Desert. Comment
  RSA1203  Asclepias subulata B. D. Stark 1930-8-17 892 Riverside Box Canyon. Comment
  UCR264225  Asclepias subulata A. C. Sanders, Jim Malusa 2015-9-11 41874 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Iris Pass, in gorge of pass c. 50-100 m above white tuff outcrops 669 Comment
  SEINET10779852  Asclepias subulata Charles C. Parry 1868-1 Parry s.n. 1868 Riverside California Comment
  POM8768  Aspidotis californica P. A. Munz, Harwood 1920-2-28 3236 Riverside 2 mi. southeast of Corona 274 Comment
  CHSC8463  Astragalus Edward Laidlaw Smith 1958-3-22 397 Riverside Sand dunes 3 mi. s. Rice. Little Santa Maria Mt. Range. Colorado River drainage area. 335 Comment
  JEPS54674  Astragalus W. L. Jepson 1901-5-25 1448 Riverside trail to Santa Rosa Peak; trail to Santa Rosa Peak Comment
  RSA0029395  Astragalus aridus Justin M. Wood, J. Varonin, T. Valentovich 2012-4-23 4681 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
  RSA4916  Astragalus aridus C. B. Wolf 1932-4-28 3078 Riverside 19 mi. W. of Blythe on the Mecca rd. 122 Comment
  RSA781912  Astragalus aridus Duncan S. Bell 2010-5-1 897 A Riverside Arica Mountains: northwest section of the project area, approximately 2 air miles south of the junction of Highway 62 and the aqueduct access road. 283 Comment
  JOTR31085  Astragalus bernardinus La Doux, Tasha, T. Herskovits, B. Truesdell, M. Wheeler 2010-5-6 2347 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west of Ryan Mountain; Monzo-granitic boulder outcrop south of Ryan Mountain campground (Stop 2) Comment
  CLARK-A1528-2737  Astragalus didymocarpus John C. Roos 1952-4-9 5484 Riverside Fairmount Park 259 Comment
  LA102294  Astragalus didymocarpus var. didymocarpus John C. Roos; 1952-4-30 5607 Riverside between Camp Haan and Riverside 518 Comment
  RSA689493  Astragalus didymocarpus var. didymocarpus Scott D. White 2001-4-19 8383 Riverside Perris Basin: Perris / Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., ca. 1.5 - 2 mi. W of I-215 freeway. 442 Comment
  CAS-BOT-BC182635  Astragalus didymocarpus var. obispoensis L. R. Abrams 1935-4-7 13664 Riverside Gavilan Hills, 2 mi. SW. of Perris Comment
  POM226881  Astragalus didymocarpus var. obispoensis L. R. Abrams 1935-4-7 13664 Riverside 2 mile SW of Perris. 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
  SBBG11672  Astragalus douglasii D. E. Breedlove 1961-5-6 465 Riverside 4.2 map mi SE of Vista Grande Guard Station on Riverside Hwy 1 near Allendale Pines 1798 Comment
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Jun 2 2013
  UC1543239  Astragalus douglasii Donald G. Nelson 1936-5-21 380 Riverside n Mt. Thomas (e of Lake Hemet, slopes just n of meadow in valley just e of Jurkey Creek Camp area, San Jacinto Mountains); San Jacinto Mountains, e of Lake Hemet, n of Mt. Thomas Comment
  UC73262  Astragalus douglasii var. douglasii Miss M. A. King 1893-1 Riverside Menifee Comment
  CAS-BOT-BC178444  Astragalus douglasii var. parishii P. A. Munz 1922-6-29 5895 Riverside Santa Rosa, Santa Rosa Mts. 2011 Comment
  LA204953  Astragalus douglasii var. parishii Elizabeth McClintock; 1939-9-1 sn Riverside San Jacinto Mountains, Idyllwild Comment
  LA204981  Astragalus lentiginosus var. coachellae Carl Epling; 1937-3-27 sn Riverside Thousand Palms Comment
  RSA415587  Astragalus lentiginosus var. coachellae W. Hutchinson 1925-4-1 s.n. Riverside Palm Springs. Comment
  RSA90167  Astragalus lentiginosus var. coachellae F. W. Peirson 1920-12-29 585 Riverside Whitewater, at head of Coachella Valley. Comment
  UC667327  Astragalus nuttallianus var. cedrosensis Annie M. Alexander and Louise Kellogg 1941-5-6 2126 Riverside 13 mi sw 29 Palms (Joshua Tree National Monument); Joshua Tree National Monument 1371 Comment
  OBI35629  Astragalus palmeri Louis B. Ziegler 1972-5-17 458 Riverside San Jacinto Mts - Pinyon Flats 1250 Comment
  RSA90640  Astragalus palmeri F. W. Peirson 1921-3-21 4751 Riverside Gordon Trail, E slope of San Jacinto Mts. 1220 Comment
  RSA415657  Astragalus pomonensis N. C. Cooper 1947-4-5 2043 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  RSA45535  Astragalus sabulonum J. C. Roos, L. Roos 1949-3-26 4119 Riverside Sandy flats 2 or 3 miles E of Mecca. Comment
  RSA0006865  Astragalus tricarinatus J. B. Feudge 1926-5-9 1462 Riverside Keyes Ranch, Little San Bernardino Mts 1220 Comment
  RSA482796  Athysanus pusillus Ora M. Clark 1929-4-6 1945 Riverside South of Hemet Comment
  RSA586037  Athysanus pusillus D. L. Banks, S. D. Boyd 1995-3-16 89 Riverside Cleveland National Forest; Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove, Arroyo Seco drainage. 506 Comment
  RSA676284  Atrichoseris platyphylla Scott D. White 2001-4-3 8223 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  RSA643293  Atriplex canescens R. D. Goeden, D. W. Ricker 1964-1-23 s.n. Riverside Coachella Valley: Indio, Jefferson St. at Hwy 111, near Whitewater River Channel., 33 42'30''N, 116 16'W 15 Comment
  RSA696732  Atriplex canescens J. R. Bruff 1927-11-26 36 Riverside Cottonwood Springs. Comment
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Sep 20 2011
  SBBG1755  Atriplex canescens H. and M. Dearing 1936-12-25 151 Riverside Thousand Palms Comment
  SEINET3930589  Atriplex canescens R. L. Piemeisel 1913-9-19 3655 Riverside W. Riverside.; 0 Comment
  SEINET3930848  Atriplex canescens Stewart C. Sanderson 1993-11-18 93 -039 Riverside North Shore.; 0 Comment
  CAS-BOT-BC170215  Atriplex canescens subsp. canescens Ivan Johnston 1917-4-4 1033 Riverside Near Palm Springs - Colorado Desert 182 Comment
  JOTR34262  Atriplex canescens subsp. canescens La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2947 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; above trail to Lost Horse Mine on basalt outcrop with scree slopes Comment
  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
  UCR103475  Atriplex coronata var. notatior D. E. Bramlet 1995-6-8 2439 Riverside San Jacinto Valley, San Jacinto Wildlife Area, Lovell Unit, 1.22 km east of Davis Road and 183m south of the existing access road, 518 m north of San Jacinto River Channel 435 Comment
  SEINET4133774  Atriplex elegans var. elegans N. Duane Atwood 1991-9-6 17073 Riverside 4 mi E of Beaumont along I-10.; 0 Comment
  UCR247448  Atriplex elegans var. elegans R. E. Riefner Jr. 2013-8-17 13- 190 Riverside city of Lake Elsinore, along Collier St and Hwy 74 south to Temescal Wash 393 Comment
  SBBG65380  Atriplex hymenelytra S. W. Hutchinson -Feb-1926 Riverside Painted Cyn 30 Comment
  JEPS59600  Atriplex lentiformis S. B. Parish 1912-10-11 8265 Riverside Dos Palmas , Dos Palmas (Salton Basin) 0 Comment
  RSA289850  Atriplex lentiformis subsp. lentiformis B. A. Prigge 1980-9-17 4057 Riverside Coachella Valley Stormwater Channel: E of Munroe St., Indio. -3 Comment
  POM279028  Atriplex polycarpa Grant D. Brown 1949-12-15 479 Riverside 3 miles south of Mecca on highway 111 Comment
  UCR134587  Atriplex polycarpa Marisa Sripracha, Kyle Boyd 2004-2-14 021 Riverside Sonoran (Colorado) Desert, Myoma, near 38th Street and Washington Ave, on the Coachella Valley Preserve 120 Comment
  SD136862  Atriplex serenana Steve Boyd 1985-8-7 1116 Riverside Murrieta area, Clinton Keith Road, just east of the Bear Creek development golfcourse. Comment
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Feb 13 2019
  UCR35144  Atriplex serenana L. B. Ziegler 1976-8-20 551 Riverside San Jacinto Valley, near the city of San Jacinto. 473 Comment
  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
  RSA737438  Atriplex serenana var. serenana Justin M. Wood 2008-8-31 118 Riverside Romoland, 1/4 mile S of Ethanac Rd. between San Jacinto Rd. and Palomar Rd. just south of railroad tracks. 442 Comment
  SD234361  Atriplex serenana var. serenana R. E. Jr. Riefner 2006-8-13 06 394 Riverside Perris-Aguanga Basin: SW of Perris along Hwy 74 at Good Hope, NE of Betty Rd. 470 Comment
  UC55965  Atriplex serenana var. serenana H. M. Hall April, 1902 Riverside vicinity Winchester; vicinity of Winchester 457 Comment
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Mar 20 2011
  UCR112389  Atriplex suberecta A. C. Sanders, K. C. Rose 1998-5-21 21854 Riverside Hemet, Alkaline flats west of town, east of the canal, south of Hwy 74 (Florida) and c. 1/4 mi. west of Warren Rd. 457 Comment
  LA210510  Baccharis brachyphylla Carl B. Wolf; 1932-10-11 4275 Riverside Morongo Wash, 0.3 mi below the San Bernardino County line 670 Comment
  RSA0015687  Baccharis brachyphylla Duncan S. Bell 2013-9-29 6045 Riverside Chuckwalla Mountains; on the south side of Corn Springs Wash approximately 1.8 air miles southwest of Corn Spring. 648 Comment
  RSA30289  Baccharis brachyphylla C. B. Wolf 1942-10-13 11437 Riverside Morongo Pass, 3/4 mile below San Bernardino County line 671 Comment
  SBBG93066  Baccharis brachyphylla A. C. Sanders 1989-9-19 9503 Riverside ca. 1.75 air km S of Tabaseca Tank, along the wash above "Tabaseca Target"; Chocolate Mtns Aerial Gunnery Range 680 Comment
  SD247312  Baccharis brachyphylla Andy Sanders 2015-9-11 41870 Riverside Sonoran (Colorado) Desert: Bradshaw Trail at border of Chocolate Mountains Aerial Gunnery Range, 2.25 miles east of Gasline Road. 646 Comment
  UCSB42280  Baccharis brachyphylla Roos, John 1958-9-27 Riverside Carrizo Creek near Black Hill, Santa Rosa Mtns. 914 Comment
  LA210512  Baccharis emoryi Louis C. Wheeler; 1933-12-12 2316 Riverside US 99, 2 mi. NW Whitewater Station 365 Comment
  RSA770681  Baccharis salicifolia Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4758 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65120 604 Comment
  RSA93170  Baccharis salicifolia F. W. Peirson 1933-4-15 10654 Riverside Whitewaer River, 4.5 miles above bridge of Indio Hwy 701 Comment
  IRVC508  Baccharis sergiloides R. H. Whittaker, W. A. Niering 1963-6-7 SJ 283 Riverside slope SE-5o wash, sand alluvial soil. 1037 Comment
  RSA5436  Baccharis sergiloides C. B. Wolf 1932-10-13 4311 Riverside Cottonwood Springs. Eagle Mountains 290 Comment
  UC1118934  Baccharis sergiloides H. S. Yates 1937-3-24 6467 Riverside s of Pinyon Flat; Thermal Quad. 975 Comment
  UC893735  Baccharis sergiloides Carl B. Wolf 1932-10-13 4310 Riverside Cottonwood Springs Colorado Desert, Eagle Mts. 289 Comment
  RSA1392  Bahiopsis parishii B. D. Stark 1930-4-2 785 Riverside Whitewater Bridge, San Gorgonio Pass 457 Comment
  CAS-BOT-BC99965  Baileya pauciradiata Carl B. Wolf 1937-4-6 8431 Riverside Colorado Desert. Coachella Valley, 3 mi. No. of Indio 0 Comment
  CAS-BOT-BC99968  Baileya pauciradiata Roxana S. Ferris 1953-3-9 12598 Riverside Sandy flat near junction of U.S. 60 & 70 with Desert Hot Springs Road Comment
  UC566708  Baileya pauciradiata Margaret Stason 1927-2-12 Riverside 1000 Palm Canyon Colorado Desert Comment
  CAS-BOT-BC106613  Baileya pleniradiata Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center, Colorado Desert Comment
  HSC101253  Baileya pleniradiata Jim Andre 2012-3-19 21360 Riverside Palen Valley; along Palen Pass Rd. (dirt), 1.2 mi. east of Hwy 177. 184 Comment
  SEINET10859302  Baileya pleniradiata Billy Joe Cox 1975-4-23 Cox 4142 Riverside 1-3 km W, (ca. 32 mi. s of Blythe); creosote desert scrub; sand and gravelly entisols. Riverside-Imperial 70 Comment
  CLARK-A1528-2193  Bebbia juncea John C. Roos 1946-11-28 3176 Riverside Eagle Mountains Comment
  JOTR16567  Bebbia juncea Hogan, J. 1975-11-1 191 Riverside Joshua Tree National Park. MIDDLE OF WASHINGTON WASH, 1/4 MILE SW OF HEXIE MOUNTAINS 1066 Comment
  POM308647  Bebbia juncea Henry J. Ramsey 1937-5-9 3202 Riverside Near Desert Center. Comment
  RSA0099449  Bebbia juncea Duncan S. Bell, Evan Meyer 2014-10-29 7691 Riverside Santa Rosa Mountains; collecting in Agua Alta Canyon, to the north of Martinez Canyon, about 6 air miles southeast of the summit of Martinez Mountain. 394 Comment
  RSA337433  Bebbia juncea R. F. Thorne, C. W. Tilforth 1973-5-30 43582 Riverside Colorado Desert: Mouth of Morongo Valley at N end of Coachella Valley 549 Comment
  RSA795919  Bebbia juncea Duncan S. Bell 2009-4-19 291 Riverside Arica Mountains: west side of range, approximately 2.5 air miles southwest of Priests Well. 391 Comment
  SBBG133352  Bebbia juncea S. D. White, A. Carey 2004-7-2 10563 Riverside San Jacinto Mtn foothills, Soboba Indian Reservation, Poppet Crk Cyn 549 Comment
  HSC24854  Bebbia juncea var. aspera James Henrickson 1971-4-2 5482 Riverside Hidden Oasis, 13 mi. E of Palm Spring 183 Comment
  RSA793273  Bebbia juncea var. aspera Aaron C. Sedgwick, Joella Simons Adkins 2012-10-23 144 Riverside In a wash east of the intersection of Hwy. 62 and 177 in the Granite Mtns. The northwestern section of the Granite Mtns. 451 Comment
  SD181715  Bebbia juncea var. aspera Scott D. White 2000-10-24 8141 Riverside Gibbel Flat in the Santa Rosa Hills. 609 Comment
  UC472679  Bebbia juncea var. aspera M. F. Spencer 1921-4-10 Riverside Colorado Desert, Palm Springs Comment
  CLARK-A1656-758  Beloperone californica Theo Glenn 1982-1-22 Riverside Palm Springs 149 Comment
  RSA753535  Berberis nevinii Michael Wall 2009-6-10 518 Riverside CNDDB EO # 04; south of Redlands ca. 0.75 miles up an unnamed canyon off San Timoteo Canyon Rd. ca. 0.5 miles NW of jct with Allesandro Blvd, (road entrance is by an abandoned dairy) 496 Comment
  RSA0008555  Berberis nevinii J. C. Roos, Lucille Roos 1949-5-21 4321 Riverside Near Vail Dam, 2 miles north of Dripping Springs, southwestern Riverside County. Comment
  UCD142300  Bernardia incana Nancy Ryan Zabriskie; Walter Zabriskie 1972-4-9 510 Riverside Santa Rosa Mts.; small canyon NW from Hwy 74 at 81.72. 1219 Comment
  OBI14422  Bernardia myricifolia Annie M. Alexander; Louise Kellogg, Louise Kellogg 1941-5-10 2144 Riverside 3 mi NE Cottonwood Spring, Eagle Mts 1036 Comment
  SEINET13297622 Image available Bloomeria crocea T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-1 8361 Riverside Santa Ana Mountains: unnamed west-east trending canyon south of Mabey Canyon and north of Tin Mine Canyon, c. 0.6 mi west of the end of West Foothill Parkway (Corona South 7.5' Q.) 424 Comment
  SEINET8466124 Image available Bloomeria crocea B. Fuchs 1968-5-15 12 Riverside Riverside County, California HWY 71, southwest of Lake Elsinore Comment
  UCR17050  Bloomeria crocea var. crocea D. H. Wilken 1965-6-29 360 Riverside San Jacinto Mtns, Strawberry Meadows, near Idyllwild 1555 Comment
  UC64654  Boechera H. M. Hall 1901-6 2425 Riverside near Tauquitz; San Jacinto Mountains 2621 Comment
  RSA171387  Boechera californica J. D. Olmsted 1962-2-2 3464 Riverside Banning-Idyllwild Road. 1159 Comment
  RSA0120134  Boerhavia coccinea Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-24 9083 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5.25 air miles southeast of the summit of Martinez Mountain. 621 Comment
  CAS-BOT-BC506668  Boerhavia coulteri A. C. Sanders 2015-9-12 41884 Riverside Sonoran (Colorado) Desert: Desert Center, S of I-10 at the Eagle Mountain Road jct 361 Comment
  RSA793474  Boerhavia coulteri Duncan S. Bell, Aaron Sedgwick 2012-9-13 4209 B Riverside The Mecca Hills; approximately 5 air miles northeast of the junction of Box Canyon Road and the Coachella Canal or approximately 1.25 air miles southwest of Shavers Well. 240 Comment
  UCR264211  Boerhavia coulteri A. C. Sanders 2015-9-12 41884 Riverside Sonoran (Colorado) Desert, Desert Center, south of I-10 at the Eagle Mountain Road junction 361 Comment
  RSA782133  Boerhavia coulteri var. palmeri Stephanie Rockwood, Christi Gabriel 2011-10-18 128 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 96 Comment
  CLARK-A1528-965  Boerhavia erecta var. intermedia Charlotte Stocks 1966-8-24 Riverside 853 Comment
  UCR137642  Boerhavia erecta var. intermedia T. L. Ackerman, V. Mathews 1982-8-30 82 420 Riverside Santa Rosa Mountains, Gate at Highway 74 and Benchmark Lucky (Agave Hill) 793 Comment
  RSA339256  Boerhavia intermedia Robert F. Thorne, R. Dahlgren, Gertrud Dahlgren 1979-8-23 53600 Riverside Pinto Basin Road: Along road at meeting area of Mojave and Colorado Deserts 1098 Comment
  UCR244886  Boerhavia triquetra A. C. Sanders, T. B. Salvato 2012-10-12 40403 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass, 7.6 km (c. 4.5 mi.) above the road to Chuckwalla Spring on Graham Pass Rd. 387 Comment
  UCR211503  Boerhavia wrightii Jim Andre, T. La Doux 2008-9-13 10275 Riverside Sonoran (Colorado) Desert, Eagle Mountains at Joshua Tree National Park boundary, along aqueduct access road 355 Comment
  UCR245987  Boerhavia wrightii Duncan S. Bell 2012-9-13 4190 Riverside Sonoran (Colorado) Desert, Rice Valley; east side of the Arica Mountains; c. 6 air miles southeast of the ghost town of Rice and c. 5.5 air mi east of Priests Well 202 Comment
  RSA191454  Boisduvalia densiflora E. W. Lathrop, Robert F. Thorne 1967-9-26 6652 Riverside 6 miles NW of Murrieta., 1 mi W of Santa Rosa Ranch. Comment
  CLARK-A1528-3315  Boisduvalia glabella John C. Roos 1952-5-14 5662 Riverside Edgemont 487 Comment
  CLARK-A1528-639  Boisduvalia glabella Ruth Cooper 1941-6-8 75 K Riverside Sun City Comment
  UCR182356  Bolboschoenus maritimus Mitch Provance 2005-5-17 6599 A 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
  UCD56821  Bothriochloa ischaemum Oscar F. Clarke 1967-7-6 C 670706 1 Riverside Riverside Co. Comment
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Apr 8 2009
  RSA192671  Bouteloua aristidoides Marcus E. Jones 1929-9-16 24721 Riverside Hayfield, Near Desert Center. Colorado Desert. Comment
  SACT000426  Bouteloua aristidoides Marcus Jones 1929-9-16 Riverside Comment
  RSA683917  Bouteloua aristidoides var. aristidoides Michael Denslow 2003-9-13 1545 Riverside Shavers Valley; I-10 at Mecca Exit, Box Springs Road. (Cottonwood Spring Quad) 470 Comment
  CLARK-A1528-4512  Bouteloua barbata John C. Roos 1946-9-14 3025 Riverside San Jacinto Mountains 1219 Comment
  POM192675  Bouteloua barbata Marcus E. Jones 1929-9-16 24716 Riverside Hayfield, Near Desert Center. Colorado Desert. Comment
  RSA190623  Bouteloua barbata L. B. Ziegler 1967-10-10 s.n. Riverside Hemet Valley, San Jacinto Mountians. 1402 Comment
  UCD56845  Bouteloua barbata Geoffrey Levin 1976-10-17 1178 Riverside Box Canyon. About 11 miles east of Mecca. Mecca Hills. Salton Sea Basin. 91 Comment
  CLARK-A1528-137  Bowlesia incana Richard L. Irwin 1963-5-11 O 108 Riverside Riverside 335 Comment
  RSA463718  Boykinia rotundifolia F. C. Vasek 1987-7-14 870714 -1 Riverside Vista Grande Road (3508) 1.0 mi. E of Banning-Idyllwild Road (SH243). Comment
  JOTR28883  Brandegea bigelovii La Doux, Tasha 2004-2-24 1118 Riverside Joshua Tree National Park. Cottonwood Canyon 932 Comment
  UCR3382  Brandegea bigelovii John Minnich 1964-3-22 64-3-22- 10 Riverside Sonoran (Colorado) Desert, Mouth of Box Canyon, on State Hwy 195, E side of dam formed by Painted Canyon turnoff. 0 Comment
  UCR5972  Brassica rapa Steve Stadler 1966-3-10 31066- 23 Riverside Peninsular Range, Corona Area. Located 1 mi east of Corona along old Temescal Road 1/4 mi north of Rimpau Ave. Corner of Old Temescal Rd. and Rimpau is 1/2 mi west of the John Manuill Fiberglass Plant. 213 Comment
  CDA3589  Brassica tournefortii A. C. Sanders, Mark A. Elvin, Julie M. Vanderwier 2002-4-9 24916 Riverside The Badlands; hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont Comment
  UCR127324  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 421 Comment
  UCR216492  Brassica tournefortii Tasha La Doux, Jim Andre 2009-3-10 387 Riverside Joshua Tree National Park, south end of the Cottonwood Mountains near Pinkham Wash, just north of aqueduct just inside JTNP boundary, c. 7 miles west of south entrance into park at Cottonwood 542 Comment
  UCR225718  Brassica tournefortii A. C. Sanders 2011-3-30 38909 Riverside Peninsular Range, city of Lake Elsinore, along north edge of Hwy 74 at and above Trellis Lane 457 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
  JOTR30828  Brickellia californica La Doux, Tasha, Jim Andre 2008-9-16 344 Riverside Joshua Tree National Park. JTNP; SE end of Splitrock Picnic Area. Queen Mountain USGS 7.5 min Quad. Near 34 00.486' N 116 03.288' W 1289 Comment
  RSA0125106  Brickellia californica Duncan S. Bell 2016-10-27 10215 Riverside Whitewater Canyon area; collecting in Rainbow Canyon, 2.75 air miles northwest of the Whitewater Ranger Station (trout ponds). 1024 Comment
  RSA314406  Brickellia desertorum R. F. Thorne 1982-10-8 55388 Riverside San Bernardino Mts.: Side canyon on W side of Whitewater Cyn, ca. 3.3 mi. N of Whitewater Post Office. 595 Comment
  UCR95404  Brickellia desertorum L. C. Wheeler 1966-10-15 8986 Riverside San Jacinto Mtns., Carrizo Creek, off Dead Indian Canyon 854 Comment
  UCD129645  Brickellia oblongifolia var. linifolia J. C. Roos 1946-8-27 2917 Riverside Santa Rosa Mountain. 1371 Comment
  RSA198994  Brodiaea filifolia Robert F. Thorne, Philip A. Munz, E. W. Lathrop 1968-5-8 37586 Riverside Santa Rosa Plateau: on Mesa de Colorado, Rancho California 671 Comment
  SD68963  Brodiaea filifolia Robert F. Thorne, P. A. Munz, E. Lathrop 1968-5-8 37586 Riverside Santa Rosa Plateau, vernally moist, grassy margin of vernal marsh on Mesa de Colorado, Rancho California. 671 Comment
  RSA678935  Brodiaea orcuttii Scott D. White, Michael Honer 2003-6-3 9478 Riverside Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  RSA343862  Brodiaea santarosae Robert F. Thorne, Walter Wisura, E. W. Lathrop, Sara Meury 1985-5-18 60644 Riverside Santa Rosa Plateau: Near vernal pools and in grassland of Mesa de Colorado. 625 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
  RSA643890  Bromus arizonicus A. C. Sanders, J. Dice, K. Rose, D. Woodard 1995-3-29 16271 Riverside San Jacinto Mountains/ San Gorgonio Pass: alluvial fan at the mouth of Snow Creek, between Highway 111 and Snow Creek Village., (33 deg 54'N, 116 deg 40'W) Comment
  CAS-BOT-BC149444  Bromus berteroanus P. A. Munz 1940-3-24 15706 Riverside 2 miles north of Cottonwood Springs, Eagle Mountains. 914 Comment
  UCR35299  Bromus carinatus L. B. Ziegler 1968-5-21 296 Riverside San Jacinto Mtns., Hemet Valley (=Garner Valley) 1418 Comment
  UCR61251  Bromus carinatus A. C. Sanders 1989-4-30 9068 Riverside Riverside, residential garden, 422 Campus View Drive 366 Comment
  UC37682  Bromus hallii H. M. Hall June 1901 2301 Riverside W side of San Jacinto Mountains San Jacinto Mountains 1737 Comment
  UC50583  Bromus hordeaceus Dr. A. Davidson Riverside Banning Comment
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Mar 21 2011
  UCR108873  Bromus hordeaceus Heidi A. Haid 1968-3 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  UCR153985  Bromus madritensis Arlee Montalvo, Julie M. Evans 2005-5-14 663 Riverside Santa Ana Mtns., Foothills of Santa Ana Mtns. Santa Margarita River at the Santa Margarita Ecological Reserve. At edge of sandy/rocky channel of riparian area 244 Comment
  SD185082  Bromus sterilis T. B. Salvato, Kent Beaman 2005-5-16 874 Riverside San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of Ca. Highway 74. 548 Comment
  RSA772132  Bromus tectorum Orlando Mistretta, Duncan Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4865 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
  SEINET269549 Image available Bromus tectorum Scott D. White 1996-4-14 3911 Riverside East of Hemet: San Jacinto River Wash near Valle Vista north of highway 74 about 1.7 miles west of USFS Cranston Fire 533 Comment
  UCR140292  Bromus tectorum A. C. Sanders 2004-4-9 27460 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., in central valley among the three peaks 518 Comment
  RSA658621  Caesalpinia virgata Nancy J. Mann 1976-4-25 s.n. Riverside Box Canyon, Box Canyon Raod, from I-10 to Mecca. Growing on rocky hillsides abouve road cut. Comment
  RSA721458  Caesalpinia virgata Sarah J. De Groot, Tim Thibault, Valentin Arvizu, LeRoy Gross, Lisa Rojas 2004-5-14 4335 Riverside Chocolate Mountains: north of the mountains, just north of the Bradshaw Trail, south of Orocopia mountains. 168 Comment
  UCR109560  Caesalpinia virgata R. D. Goeden, Don W. Ricker 1980-3-20 s.n. Riverside Western Colorado Desert, Coachella Valley, Painted Canyon in the Mecca Hills 122 Comment
  UCR89830  Caesalpinia virgata George K. Helmkamp 1994-3-10 42- 18 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
  UCR172199  Calandrinia ciliata John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, French Valley: Leon Road (San Diego Aqueduct right of way) from Borel Road/Tucalota Creek S for c. 0.25 mi 427 Comment
  CLARK-A1528-3937  Calandrinia ciliata var. menziesii Cameron Duncan 1966-3-9 Riverside 213 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
  SD73471  Callitriche heterophylla E. W. Lathrop 1966-4-13 6164 Riverside 3.0 miles northwest of Murrieta. Comment
  NY409588  Callitriche longipedunculata R. F. Thorne 1973-5-23 45530 Riverside Santa Rosa Plateau - Mesa de Colorado 609.6 Comment
  UC1536040  Callitriche longipedunculata Robert F. Thorne 1973-5-23 45530 Riverside Santa Rosa Plateau-Mesa de Colorado 609 Comment
  SD262253  Callitriche marginata Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317 27 Riverside Menifee Valley: Menifee, about 0.5 miles south of Sun City, and 0.5 miles west of Romoland, SW corner of Lazy Creek Rd. and Murrieta Rd. Large vernal pool. 430 Comment
  LA6440  Calocedrus decurrens Carl Epling; May 1938 sn Riverside San Jacinto Mountains, Idyllwild Comment
  MACF019487  Calocedrus decurrens Trudy R. Ericson 1974-11-9 265 Riverside St. 243 from Banning to Idyllwild about 1 mi. south of intersection of St. 243 and Vista Grande Road. 1645 Comment
  RSA761866  Calocedrus decurrens Patrick Garrett, C. Martinez, N. Fraga, L. McDade 2010-8-14 71 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  SD229034  Calocedrus decurrens Dick Schwenkmeyer 2012-8-7 786 Riverside Santa Rosa Mountain Cabin, 10 miles southeast of the intersection of Highway 74 and Santa Rosa Mountain road. 2305 Comment
  UCR26355  Calocedrus decurrens A. C. Sanders, J. A. Harpel 1981-8-26 2337 Riverside Santa Rosa Mtns., Cedar Spring 2250 Comment
  UCSB18186  Calocedrus decurrens Daniel, Dick 1964-5-16 Riverside Fuller Mill Creek Camp; along Banning Idyllwild Rd., San Jacinto Mtns. 1584 Comment
  RSA377349  Calochortus concolor Russell S. Woglum 1941-6-13 3072 Riverside Pines to Palms Road, Santa Rosa Mountains. Comment
  RSA784189  Calochortus nuttallii J. D. Olmsted 1959-7-1 700 Riverside Willow-Tahquitz Creek. Wellmans Cienega between saddle and San Jacinto Peak along trail 5 mi NE of Idyllwild. 2805 Comment
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Oct 18 2012
  RSA297994  Calochortus palmeri var. munzii H. M. Beard, R. S. Beard 1967-7-1 s.n. Riverside Vacant lot, Idyllwild, Alderwood and Pine Crest Roads. 1646 Comment
  RSA369046  Calochortus palmeri var. munzii N. C. Cooper 1949-6-29 4315 Riverside West of Pinon Flats, San Jacinto Mountains. 1524 Comment
  UC729646  Calochortus plummerae Carl B. Wolf 1932-5-25 Riverside 1.5 mi sw Summit of Moreno Grade (sw of Beaumont); Bad Lands 548 Comment
  UCR252522  Calochortus plummerae J. Mendoza 2011-5-2 s.n. Riverside Riverside, Islander Park off East Big Springs Road above Mt. Vernon Ave. 350 Comment
  UCR261693  Calochortus splendens Dick Newell, Judy Booth 2014-5-26 376 Riverside Peninsular Range; Santa Ana Mtns., Cleveland National Forest, South Main Divide Road 0.2 mi. south of Los Pinos Rd. and 0.67 mi. NW of Elsinore Peak 955 Comment
  UCR90296  Calochortus weedii var. weedii Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3336 Riverside Peninsular Range; Santa Ana Mns., Proposed pipeline route; Lake Elsinore Pumped Storage Hydroeletric Project. west of Lake Elsinore, SE of Hwy 74 915 Comment
  JEPS29467  Calycoseris parryi Lauramay T. Dempster 1962-4-17 1891 Riverside about 1 mi below Fish Hatchery; Whitewater Canyon Comment
  RSA680832  Calycoseris parryi Scott D. White, Michael Honer 2003-4-30 9146 Riverside Shavers Valley. About 1-2 miles south west of unnamed freeway exit at pumping station. 396 Comment
  RSA444557  Calycoseris wrightii Walter Wisura 1988-3-13 4201 Riverside 2.5 mi. fr I-10 along Box Canyon Rd. toward Mecca Comment
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Sep 7 2011
  SBBG104076  Calycoseris wrightii A. C. Sanders, E. J. Lawlor 1992-4-4 12114 Riverside within 0.5 mi of McCoy Spring 243 Comment
  UCR85166  Calycoseris wrightii A. C. Sanders, G. K. Helmkamp, Pam MacKay 1995-3-12 16086 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  RSA0065471  Calycoseris wrightii M. P. Harthill 1971-3-19 s.n. Riverside Palm Desert. Comment
  UC7765 Image available Calyptridium monospermum H. M. Hall 1897-7-22 714 Riverside San Jacinto Mt.; ; Mt. San Jacinto, Riverside Co. 3293 Comment
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Jul 5 2008
  UC1287077  Camissonia C. L. Hitchcock 1966-3-20 24305 Riverside 20 mi n Ogilby (along road to Blythe) Comment
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Mar 2 2013
  RSA465915  Camissonia bistorta P. J. Remple 1942-3-21 s.n. Riverside Whitewater Canyon. Comment
  RSA465921  Camissonia bistorta Ora M. Clark 1929-3-2 1604 Riverside Near Alberhill. Comment
  SEINET272325  Camissonia bistorta A. C. Sanders, G Helmkamp 1997-3-15 19965 Riverside Lake Skinner Area; lower Rawson Canyon along the dirt road toward Bachelor Mtn. UTM 10km cell: MH-9E 1N. Skinner Reser 457 Comment
  UCR227446  Camissonia boothii Thomas R. Stoughton, J. McConnaughy, D. Monks, M. Volke 2010-4-22 165 Riverside Sonoran (Colorado) Desert, McCoy Wash, north of Hwy I-10, road north from Black Rock Road, south side of private land boundary 244 Comment
  SEINET3005040  Camissonia brevipes G. Rink 2011-4-25 10475 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe 118 Comment
  RSA135157  Camissonia brevipes subsp. brevipes Peter H. Raven 1958-3-16 11856 Riverside outwash plain below Cottonwood Springs, Joshua Tree National Monument. Comment
  RSA200868  Camissonia brevipes subsp. brevipes Carl B. Wolf 1932-4-27 3059 Riverside North base of Chuckwalla Mountains, 5 miles East of Desert Center, Colorado Desert. 152 Comment
  RSA466016  Camissonia brevipes subsp. brevipes N. C. Cooper 1949-4-8 3314 Riverside Desert Center. 610 Comment
  JOTR29162  Camissonia californica La Doux, Tasha, K. Knudsen, J. Galvin 2005-8-22 1239 Riverside Joshua Tree National Park. Key's view Comment
  RSA144673  Camissonia californica William M. Klein 1958-2-11 43 Riverside Along highway 99 [Hwy 86], 2.8 miles NW of the Riverside-Imperial County line, on shoulder of road. Comment
  RSA339346  Camissonia californica Robert F. Thorne, W. A. Tilforth 1980-5-28 54171 b Riverside San Bernardino Mountains, dry, Colorado Desert slopes, S-facing and W-facing, N-S rocky ridge at E side of Whitewater River at mouth of canyon, ca. 1/4-1/2 miles E of Whitewater Post Office. Comment
  RSA466173  Camissonia californica M. B. Dunkle 1933-4-5 3374 Riverside Colorado Desert, Jack Rabbit Trail Comment
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Mar 21 2011
  RSA454727  Camissonia campestris H. de Forest, Rempel 1934-4-14 19809 Riverside San Gorgonio Pass. 602 Comment
  POM3190  Camissonia campestris subsp. campestris H. M. Hall 1902-04 2917 Riverside Vicinity of Winchester 457 Comment
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Mar 20 2011
  JOTR32917  Camissonia cardiophylla La Doux, Tasha, Jim Andre 2009-2-28 357 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; along Berdoo Canyon Rd, approx. 2.5mi north of JTNP boundary, approx. 5mi north of Dillon Rd. 744 Comment
  RSA454738  Camissonia cardiophylla W. D. Pierce 1940-2-24 s.n. Riverside Painted Canyon, Orocopia Mts. Comment
  CLARK-A1528-5363  Camissonia claviformis John C. Roos 1947-2-15 3267 Riverside Eagle Mountains Comment
  UCR126445  Camissonia claviformis T. B. Salvato, A. C. Sanders, Mitch Provance 2000-4-18 42 Riverside Coachella Valley, 50th St. at Filmore, 2.5 mi east of town of Coachella -8 Comment
  UCR213432  Camissonia claviformis A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37433 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, lower part of wash c. 2.5-3 mi. NW of Blythe Airport, above Black Creek Rd. 171 Comment
  JOTR33804  Camissonia claviformis subsp. aurantiaca La Doux, Tasha, B. Truesdell 2007-11-9 3302 Riverside Joshua Tree National Park. Pinto Basin; Fried Liver Wash along Route 11 where the wash crosses the road (STOP 1) 532 Comment
  RSA688914  Camissonia claviformis subsp. aurantiaca Scott D. White 2001-4-18 8364 Riverside Coachella Valley: Palm Springs. NE corner of Sunrise Dr. and San Raphael Dr. (Palm Springs) 152 Comment
  POM160102  Camissonia claviformis subsp. peirsonii E. C. Jaeger 1927-3-23 s.n. Riverside Salt Creek Wash, Colo. Desert Comment
  RSA339672  Camissonia confusa Robert F. Thorne, C. W. Tilforth 1980-5-28 54221 Riverside San Bernardino Mts: Rocky and sandy wash along Whitewater River, ca. 3.2 miles N of Whitewater P.O. and Hwy 10. Comment
  SEINET7040179  Camissonia graciliflora A. G. Vestal 1962-3-29 Riverside 4.6 miles east of Murrietta [near Murrietta Hot Springs]. UTM Zone 11, 488471mE, 3712748mN. Comment
  UCR118678  Camissonia hirtella A. C. Sanders 1997-3-19 20047 Riverside Lake Skinner area, lower S slopes of Bachelor Mtn., near old quarries 473 Comment
  UCR20698  Camissonia hirtella A. C. Sanders 1980-5-14 1459 Riverside Peninsular Range, south side of Hwy 79, 0.8 mi SE of Radec 559 Comment
  POM254351  Camissonia refracta P. A. Munz 1940-3-24 15712 Riverside 2 miles north of Cottonwood Springs, Eagle Mountains. 915 Comment
  UCR97655  Camissonia strigulosa A. C. Sanders, G. Helmkamp 1997-3-15 19960 Riverside Lake Skinner area: NE of Skinner Lake in a tributary to Rawson Canyon, along the dirt road 503 Comment
  UC1602314  Camissonia strigulosa Alderson 463 Riverside Comment
  SBBG37503  Camissoniopsis micrantha R. N. Muller 1967-4-8 Riverside ca. 2 mi W of St Hwy 62 on Mission Crk Rd, 4.7 mi N of jct between US Hwy 60 and St Hwy 62 579 Comment
  UC1186517  Camissoniopsis pallida subsp. pallida E. G. Linsley and J. W. MacSwain 1960-3-1 60 -1 Riverside Tamarisk Avenue Palm Springs Comment
  UCR201506  Carex athrostachya Scott D. White, Justin M. Wood 2008-6-18 12222 Riverside San Jacinto Mountains, K Flat Meadow 1445 Comment
  RSA769195  Carex bolanderi P. F. Zika, Nick Otting, K. Kramer 2010-8-6 25300 Riverside Bridge over North Fork San Jacinto River, Dark Canyon, at campground, San Jacinto Mountains 1785 Comment
  SEINET13371260  Carex hoodii P. F. Zika, Nick Otting 2010-8-30 25236 Riverside Vicinity of Willow Creek, W, San Jacinto Wilderness Area, San Jacinto Mountains, Peninsula Ranges. 2550 Comment
  SEINET3101946  Carex multicaulis Marc A. Baker, Michelle Cloud-Hughes 2011-6-13 17380 Riverside San Jacinto Mountains, 1km north of Idyllwild, 2km WSW of Suicide Peak. 1925 Comment
  HSC101596  Carex multicostata Steve Boyd, G. D. Wallace 2005-7-30 11652 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
  CAS-BOT-BC119866  Carex nebrascensis Franklin Wilson Hall 1908-7-10 2559 Riverside Meadow in Round Valley, San Jacinto Mt. 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
  UC455134  Carex preslii I. J. Condit 1910-6-23 Riverside San Jacinto Peak summit 3291 Comment
  CAS-BOT-BC117449  Carex senta D. E. Breedlove 1961-7-29 873 Riverside Fuller Mill Creek where it crosses Riverside Hwy #1. San Jacinto Mountains. 1645 Comment
  SD153013  Carex senta Steve Boyd, Tim Ross, Dave Bramlet 1992-9-9 7664 Riverside So. Sta. Ana Mtns, San Mateo Cyn Wilderness Area. Upper San Mateo Cyn, fr. jctn of Tenaja Rd (7S01) & Los Alamos Rd (7S04) at the confluence of Los Alamos Creek, up the San Mateo Trail no. to Potrero de la Cienega. etc. 395 Comment
  SEINET3128481  Carex subfusca H. E. Hasse 1903-1 sn Riverside San Jacinto Mountains. Comment
  SD136988  Carex triquetra Steve Boyd, Tim Ross 1992-6-10 7640 A Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, San Mateo Canyon about Potrero Escondido, west of junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with the main truck of San Mateo Creek. 671 Comment
  SD181801  Carex triquetra Scott D. White, Teresa Salvato 2001-6-8 8585 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. 334 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
  RSA0010962  Castilleja applegatei subsp. martinii Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 636 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UC885366  Castilleja applegatei subsp. martinii C. Epling and Wm. Robison 1935-6-30 Riverside above Marion Camp (Mt. San Jacinto); Mt. San Jacinto Comment
  RSA769687  Castilleja exserta Duncan S. Bell, Valentin Arvizu 2010-5-10 982 Riverside San Bernardino National Forest: Garner Valley, approximately 1.4 air miles southeast of junction of forest service road 6S13 and forest service road 6S04. 1365 Comment
  SBBG103912  Castilleja exserta S. D. White 1993-4-20 1214 Riverside SE of Estelle Pk, Gavilan Hills 792 Comment
  RSA757635  Castilleja exserta subsp. exserta LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4319 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
  UCR272660  Castilleja exserta subsp. exserta Sarah J. De Groot, Cheryl Sevilla 2015-2-18 7360 Riverside SE San Bernardino Mtns., North Fork Mission Creek, NW of Desert Hot Springs 780 Comment
  RSA564306  Castilleja foliolosa Scott D. White 1993-3-15 1186 Riverside Elsinore: Highway 74, just west of NW corner of Lake Elsinore. Comment
  SEINET1906673  Castilleja foliolosa T. B. Salvato, John F. Green 2004-1 633 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. 1402 Comment
  UCR131621  Castilleja martinii L. C. Wheeler 1931-10-3 193 Riverside San Jacinto Mtns., summit of Tahquitz Peak 2691 Comment
  JOTR34208  Caulanthus cooperi La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 3000 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
  POM246640  Caulanthus hallii E. C. Jaeger 1938-5-14 s.n. Riverside Keyes View, Joshua Tree National Monument. 1463 Comment
  RSA5007  Caulanthus heterophyllus C. B. Wolf 1932-3-20 7 Riverside Richman Ranch, 2.5 miles north of De Luz. 457 Comment
  UCR174523  Caulanthus heterophyllus A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32484 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  UCR177191  Caulanthus heterophyllus Scott D. White, Michael Honer 2003-4-4 8950 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
  VVC141  Caulanthus heterophyllus A. C. Sanders, J. Mac 1997-5-4 20682 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek drainage, dry slopes above Brown Creek. 915 Comment
  UC1594220  Ceanothus Steve Boyd, Tim Ross, Laurel Arnseth 1989-3-31 3099 Riverside 1 mi W of Vail Lake 609 Comment
  RSA3118  Ceanothus crassifolius Carl B. Wolf 1932-2-11 2647 Riverside Hidden Canyon 5 mi. W. of Corona at base of Santa Ana Mts. 405 Comment
  RSA605763  Ceanothus crassifolius Scott D. White 1996-3-16 3831 Riverside Lakeview Mts, N of Winchester, at 'Maze Stone' Picnic Area. SE-facing slope. 610 Comment
  UCR213467  Ceanothus crassifolius A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37812 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
  RSA575057  Ceanothus cuneatus Steve Boyd 1981-3-4 810304 -K Riverside Gavilan Hills region, low hill and adjacent flats along Gavilan Creek drainage at the southwest end of Harford Springs County Park on the Gavilan Plateau, north of Ida Leeona Road and east of the trailer park. 610 Comment
  UC870524  Ceanothus cuneatus var. cuneatus I. W. Clokey and E. G. Anderson 1935-4-16 6733 Riverside e of Hemet 560 Comment
  RSA25840  Ceanothus integerrimus var. californicus Carl B. Wolf 1941-8-15 11155 Riverside Santiago Peak, N. side 0.5 mi. from Summit. 1677 Comment
  UCR91609  Ceanothus leucodermis Steve Boyd, D. L. Banks 1995-3-30 8409 Riverside Agua Tibia Mountains, Palomar Range, Agua Tibia Wilderness Area; N flank of Agua Tibia Mtn, at W edge of the Dripping Springs alcove in tributary of Kolb Creek just east of old Woodchuck Truck Trail. 701 Comment
  UCR23479  Ceanothus papillosus John C. Roos 1962-5-5 s.n. Riverside Peninsular Range, Santa Ana Mtns., east slope Strawberry [=Santiago? Sugarloaf?] Peak [on the Orange County line] Comment
  GMDRC6545  Ceanothus perplexans J. M. Andre 2012-6-15 30497 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 1172 Comment
  HSC101778  Ceanothus perplexans J. P. Smith, J. O. Sawyer, R. J. Cole 2011-6-9 13198 Riverside 1470 Comment
  RSA158466  Ceanothus tomentosus var. olivaceus P. A. Munz 1927-5-20 10826 Riverside 10 miles south of Hemet Comment
  OBI4694  Cenchrus echinatus T. C. Fuller 1962-10-2 9695 Riverside SW corner of Hayes St and hwy 111 to Niland. 4 mi SE of Mecca Comment
  UCR172763  Centaurea melitensis Abby Sirulnik, Ian G. Gillespie 2000-5-14 40 Riverside Peninsular Ranges; Santa Ana Mtn. Foothills, Temescal Canyon. Indian Truck Road exit off of Interstate 15, c. 0.9 mi. S on De Palma Road 427 Comment
  UCR159773  Centaurea solstitialis Chris E. True, Robert Cox 2005-6-17 s.n. Riverside Beaumont Badlands, San Timoteo Canyon, north of historic schoolhouse and RR tracks, just NE of El Casco Lakes 610 Comment
  UCR92333  Centaurea solstitialis Scott D. White, M. Wilcox 1995-7-13 3473 Riverside Santa Ana Mtns., Unnamed canyon c. 0.25 mi. SW of Grand Ave., Lake Elsinore, directly downslope from hairpin turn on State Hwy 74. 488 Comment
  UCR104169  Centaurium venustum Scott D. White 1997-5-25 5243 A Riverside San Jacinto Mtns, Bautista Canyon: Hixon Trail (USFS No. 2E43), between trailhead at Bautista Canyon Road and intermittent stream crossing at c. 3200 ft 976 Comment
  SD134524  Centromadia pungens subsp. laevis Craig Reiser 1991-7-10 Riverside Moreno Valley, Sycamore Canyon Park W of Eucalyptus Street Comment
  UCR266269  Centromadia pungens subsp. laevis D. E. Bramlet 2006-6-27 4026 Riverside Perris-Aguanga Basin Region, San Jacinto Valley, NW of Hemet, Warren Road at Esplanade Ave. 459 Comment
  RSA0087147  Centromadia pungens subsp. laevis F. W. Peirson 1924-6-21 4762 Riverside Near Temecula. 335 Comment
  UCR273111  Cerastium glomeratum Mitch Provance 2001-4-21 17013 Riverside San Bernardino Valley, Jurupa Mountains, Jurupa Valley, Sunnyslope area, E of Sierra Ave, N of Lauren Ln., at SW base of 'Noname Mtn. 320 Comment
  RSA405361  Cercidium floridum M. B. Dunkle 1934-3-18 3858 Riverside Shavers Valley. Mecca Hills. W. of Shaver's Well. 91 Comment
  UC195339  Cercidium floridum subsp. floridum S. B. Parish 1916-5-13 10833 Riverside Shafer's Well Colorado Desert Comment
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Mar 10 2011
  CAS-BOT-BC135453  Cercocarpus betuloides var. betuloides J. Ewan 1929-6-16 3584 Riverside Lilly Creek Canyon 1676 Comment
  CAS-BOT-BC135499  Cercocarpus betuloides var. betuloides Nancy Ryan Zabriskie; Walter Zabriskie 1972-10-22 546 Riverside In small dry watercourse area, NE side Cactus Spring Trail west of Horsethief Canyon, Deep Canyon drainage, north slope Santa Rosa mts. 1097 Comment
  CAS-BOT-BC279541  Chaenactis artemisiifolia H. M. Hall 1900-5-15 s.n. Riverside Reche Canon [Canyon] 457 Comment
  POM17803  Chaenactis artemisiifolia Philip A. Munz 1923-6-14 7057 Riverside Glen Ivy Trail to Santiago Peak 1066 Comment
  RSA263762  Chaenactis artemisiifolia E. W. Lathrop 1968-6-2 6956 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. Comment
  RSA708057  Chaenactis artemisiifolia Scott D. White, Angelia Carey 2004-4-16 10151 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 549 Comment
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Feb 1 2008
  CAS-BOT-BC276401  Chaenactis carphoclinia Ynez Whilton Winblad 1937-3-17 s.n. Riverside Box Canyon Comment
  POM351669  Chaenactis carphoclinia var. carphoclinia Geo Cantwell, B. C. Templeton 1935-4-8 s.n. Riverside McCoy Springs, McCoy Mnts. [NW of Blythe] Comment
  UCR72241  Chaenactis carphoclinia var. carphoclinia Theo Glenn 1991-5-2 91- 128 Riverside Sonoran (Colorado) Desert, Arica Mtns., SW of Rice 340 Comment
  CAS-BOT-BC276933  Chaenactis fremontii J. H. Thomas 1949-2-28 62 Riverside Southern part of Palm Springs Comment
  OBI16855  Chaenactis fremontii Robert F. Hoover 1969-4-11 11211 Riverside Mouth of Morongo Valley cyn Comment
  POM122615  Chaenactis fremontii Marcus E. Jones 1926-2-15 s.n. Riverside Whitewater. Comment
  UCSB33602  Chaenactis fremontii Simmons, Karen 1979-3-25 Riverside Just south of Cottonwood Springs, 30.5 mi. south of White Tank Campground on Pinto Basin Road, Joshua Tree National Monument 152 Comment
  SD140206  Chaenactis glabriuscula Scott White 1993-4-22 1248 Riverside North Alberhill Ranch, in hills north of Walker Canyon. 487 Comment
  SD187339  Chaenactis glabriuscula Scott D. White, Angelia Carey 2004-5-7 10320 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 548 Comment
  SEINET2049368 Image available Chaenactis glabriuscula Don Mitchell 1990-4-30 Riverside W side of Sage Road, ca. 1/2 mi. S of intersection with Wilson Valley Road, T7S, R1E, sec 32. 701 Comment
  UCR133369  Chaenactis glabriuscula Jeffrey Ross, T. B. Salvato 1998-5-28 MOR- 293 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, c. 3.5 miles NNW of Cabazon 915 Comment
  UCR214329  Chaenactis glabriuscula A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38388 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
  RSA0087537  Chaenactis glabriuscula Palmer Stockwell 1940-4-24 1505 Riverside 1 mile E of Banning. Comment
  SEINET7450233 Image available Chaenactis glabriuscula G. R. Hall 1905-1 8486 Riverside Riverside. Comment
  POM11996  Chaenactis glabriuscula var. glabriuscula Mary F. Spencer 1921-6-16 343 Riverside Wayside in Banning 701 Comment
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Mar 13 2011
  UC1979614  Chaenactis glabriuscula var. glabriuscula D. L Banks, Steve Boyd 1995-5-3 0191 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. Comment
  UC34688  Chaenactis glabriuscula var. glabriuscula Geo. F. Reinhardt 1897-6-1 Riverside San Jacinto Valley Comment
  UC74100  Chaenactis glabriuscula var. glabriuscula M. F. Gilman 1904-1-1 2 Riverside Banning Comment
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Mar 13 2011
  VVC2880  Chaenactis glabriuscula var. glabriuscula Tim Thomas, P. J. MacKay 2010-4-12 5052 Riverside San Bernardino Mtns, Whitewater River; Mouth of Catclaw Flat, at the Paw. 878 Comment
  CAS-BOT-BC277555  Chaenactis glabriuscula var. lanosa H. M. Hall 1902-4-21 2933 Riverside Vicinity of Riverside 274 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-BC100667  Chaenactis parishii Victor Duran 1933-7-1 3492 Riverside Near Santa Rosa, Santa Rosa Mts. Comment
  SEINET9321196  Chamaesyce albomarginata Unknown 1976-5-3 Riverside Red Mountain Road. Comment
  RSA55098  Chamaesyce micromera Lee Harris 1928-6-28 113 Riverside Indio Comment
  RSA781420  Chamaesyce micromera Duncan S. Bell 2011-10-22 3000 Riverside Arica Mountains: west side of the mountain range, approximately 2.6 air miles west of Priests Well, and approximately 6.8 air miles southwest of the ghost town of Rice. 437 Comment
  SBBG92825  Chamaesyce micromera D. Charlton 1988-2-18 1146 Riverside S side of Little San Bernardino Mtns, Fargo Cyn Rd to Cottonwood Wash, parallel to Interstate 10 609 Comment
  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
  RSA781804  Chamaesyce polycarpa Duncan S. Bell 2010-5-1 s.n. 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
  RSA784937  Chamaesyce polycarpa Duncan S. Bell 2012-2-12 3105 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  UC17664  Chamaesyce polycarpa S. B. Parish Apr 4 1896-Apr 13 1896 4143 Riverside Palm Springs (Agua Caliente), base of mountain San Jacinto Mtn Comment
  RSA778396  Chamaesyce polycarpa Amber Swanson 2011-10-9 655 Riverside Western Big Maria Mtns on flat near mine 264 Comment
  RSA433509A  Chamaesyce polycarpa var. polycarpa L. H. Jones 1910-3-17 s.n. Riverside In Sand, Riverside Mountain, Colorado river. Comment
  UC64182  Chamaesyce serpillifolia subsp. hirtula H. M. Hall 1898-6-30 966 Riverside Strawberry Valley San Jacinto Mtns 1615 Comment
  JOTR32633  Chamaesyce serpillifolia subsp. serpillifolia La Doux, Tasha, K. Matthews, S. Szabo, J. Van Warmerdam, B. Truesdell 2007-10-4 2556 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Lower Covington Flat, southeast of trailhead heading toward Smith Water Canyon (Stop 2) 1398 Comment
  RSA719242  Chamaesyce setiloba Michael Honer, L. Hulse 2004-4-3 1910 Riverside Rockhouse Canyon, appx. 1/2 mi. N of intersection with Fargo Canyon. Peninsular Ranges, San Ysidro Mountains: W side of Otay Mtn; 1.5 km SSE of Savage Dam (Otay Lake); N of County Prison; near tributary to Otay River, N of O'Neal Canyon. 610 Comment
  RSA716185  Chamomilla suaveolens Scott D. White, Angelia Carey 2004-4-5 10035 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  POM11164  Cheilanthes covillei Philip A. Munz 1922-7-1 5937 Riverside Santa Rosa Mountains: Old Santa Rosa. 1402 Comment
  UCR121309  Cheilanthes covillei A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 25011 Riverside The Badlands, summit of Mt. Eden, SW of Beaumont 671 Comment
  SEINET3870278  Cheilanthes newberryi A. C. Sanders, G. K. Helmkamp 1997-3-15 19917 Riverside Lake Skinner area: hill (1864) E of Skinner Lake at NW end of Tucalota Hills.; 0 567 Comment
  UCR125199  Cheilanthes newberryi Mitch Provance 1998-5-24 529 Riverside Jurupa Mtns., Belltown area, 'Belltown Hill', small knoll near the E corner of Agua Mansa Rd. and Crestmore Rd./ Market St. 299 Comment
  UCR134657  Cheilanthes newberryi Mitch Provance 1998-4-10 409 Riverside La Sierra Hills, east-facing slopes of hills at western extreme of Cypress Ave 351 Comment
  UCR214309  Cheilanthes newberryi A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38402 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, west of dirt extension of Lake St., 1.0 mi. NW (341 deg. ) of intersection of I-15 and Lake St. 526 Comment
  UCR261572  Cheilanthes newberryi Joseph Cahill 2011-1-8 111- 05 Riverside Peninsular Range; Santa Ana Mtns., Cleveland National Forest, San Juan Loop Trail, c. 0.5 mi. from eastern trailhead off Hwy 74 590 Comment
  CAS-BOT-BC68058  Cheilanthes parryi Larry Kiefer 1963-3-24 480 Riverside Andreas Canyon 457 Comment
  JOTR36468  Cheilanthes parryi La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3437 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; ridge top with steep, loose, rocky metamorphic siltstone slopes below (above Russi Rocks guzzler) (Stop 3) 538 Comment
  RSA685804  Cheilanthes parryi N. R. Zabriskie, W. M. Zabriskie 1971-3-7 350 Riverside Andreas Canyon watershed, desert side of mountains 366 Comment
  RSA685824  Cheilanthes parryi May N. Ackley 1928-4-1 178 Riverside Snow Creek, Desert side, Mt. San Jacino 518 Comment
  UC399595  Cheilanthes parryi F. M. Reed 1917-5-19 3873 Riverside near Palm Grove in Palm Canyon; Colorado Desert Comment
  IRVC26892  Chenopodium berlandieri A. C. Sanders, T. B. Salvato 2000-5-30 23435 Riverside S of Newport Rd., N of Holland Rd. and E of Bradley Rd., 2 miles due east of Railroad Canyon Lake Menifee Valley 439 Comment
  UCR114192  Chenopodium berlandieri A. C. Sanders, D. Malueg, K. D. Jones, et al 2000-9-8 23634 Riverside Perris-Aguanga Basin Region, gasline right of way across Pinto and Hoopes Ranches, east of Briggs Road at and near Warm Springs Creek, south of Scott Rd. 415 Comment
  UCR115131  Chenopodium berlandieri var. zschackei Mitch Provance 2000-10-28 2276 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 290 Comment
  UC1929614  Chenopodium californicum Scott D. White 2003-3-21 8798 Riverside SANTA ANA MOUNTAIN FOOTHILLS: Rancho Mission Viejo. East-facing slopes above an unnamed tributary to San Juan Creek. Comment
  UCR265463  Chenopodium fremontii Jordan Zylstra 2014-8-17 14020 Riverside San Jacinto Mountains, Fobes Canyon wash, adjacent to Fobes Ranch Road 1483 Comment
  UCR157647  Chenopodium giganteum A. C. Sanders, Mitch Provance, T. B. Salvato, B. G. Pitzer 2000-11-3 23723 Riverside Riverside, UCR campus, east side of the UCR Botanical Garden 351 Comment
  UCD98200  Chenopodium glaucum var. salinum A. C. Sanders 2001-11-25 24888 Riverside Moreno Valley, Hope Depot at Pigeon Pass Rd. on north side of Hwy 60. Comment
  UCR115126  Chenopodium missouriense Mitch Provance 2000-10-28 2283 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 290 Comment
  SD122872  Chenopodium murale Steve Boyd 1985-7-23 1012 Riverside De Luz Rd., 7.6 mi. west of Rancho California. Roadsideweed in damp soil where Sandia Creek crosses road. 334 Comment
  UCR82221  Chenopodium murale J. M. Stewart 1994-5-2 842 Riverside Western Colorado Desert, Coachella Valley, Thermal. Hwy 86 & Avenue 60 Comment
  CLARK-A1528-5651  Chenopodium pumilio John C. Roos 1947-8-15 Riverside Santa Ana River Comment
  UCR102913  Chenopodium serotinum George K. Helmkamp 1997-2-1 1292 Riverside Sonoran (Colorado) Desert, Industrial area in Coachella at 54th and Enterprise, c. 2 blocks east of Calif. Hwy 111 .3 Comment
  CAS-BOT-BC231786  Chilopsis linearis Herman Knoche 1919-6-1 Series A, No. 591 Riverside Palm Springs Comment
  CAS-BOT-BC231791  Chilopsis linearis Annie M. Alexander; Louise Kellogg 1941-5-26 s.n. Riverside Lost Palms Canyon, Eagle Mts. 762 Comment
  RSA0099450  Chilopsis linearis Duncan S. Bell, Evan Meyer 2014-10-29 7690 Riverside Santa Rosa Mountains; collecting in Agua Alta Canyon, to the north of Martinez Canyon, about 6 air miles southeast of the summit of Martinez Mountain. 394 Comment
  SD46673  Chilopsis linearis P. C. Everett, E. K. Balls 1956-5-2 21560 Riverside Southwest Eagle Mountains, 3.1 miles north from junction with Highway 60/70 along road to Lost Palms Canyon 715 Comment
  SEINET9118971  Chilopsis linearis E. Adams 1978-1 Riverside Mecca, Box Canyon. Desert wash. Comment
  POM17773  Chilopsis linearis subsp. arcuata P. A. Munz, R. D. Harwood 1923-6-29 7304 Riverside Aguanga. Comment
  RSA33365  Chilopsis linearis subsp. arcuata N. Cooper 1943-9-26 925 Riverside Cabazon. 549 Comment
  UC64371  Chilopsis linearis subsp. arcuata H. M. Hall 1896-7-7 281 Riverside Eden Comment
  UCR50730  Chloracantha spinosa Don Pendleton 1988-5-17 s.n. Riverside Sonoran (Colorado) Desert, just west of Blythe along canal near Hobson Way. 75 Comment
  RSA653172  Chloris virgata Mitch Provance 2000-6-24 2038 Riverside Riverside: Santa Ana River Wash, between the Market St. bridge and the 60 Fwy. 243 Comment
  RSA689682  Chloris virgata R. E. Riefner Jr. 2003-10-21 3 -459 Riverside Menifee Valley, along Newport Road 1 mile E of Goetz Road intersection 442 Comment
  CLARK-A1528-22  Chlorogalum pomeridianum C. M. Flanagan 1973-5-31 OO 620 Riverside Morongo Indian Reservation 1158 Comment
  UCR163930  Chorizanthe brevicornu A. C. Sanders, P. J. MacKay, Tim Thomas 2005-2-26 29143 Riverside Sonoran (Colorado) Desert, SE of Hwy 177 toward dunes above Palen Dry Lake, SE end of Coxcomb Mtns. 168 Comment
  CAS-BOT-BC191703  Chorizanthe brevicornu var. brevicornu K. L. Chambers 1973-3-19 3619 Riverside Cottonwood Pass Road, at S border of Joshua Tree Natl. Mon. 1.0 miles N of junction with Highway 60. Comment
  RSA191737  Chorizanthe brevicornu var. brevicornu Robert F. Thorne 1963-3-29 32388 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
  RSA392609  Chorizanthe brevicornu var. brevicornu N. C. Cooper 1949-4-8 3240 Riverside Indio. Mecca Pass, east of Indio. 457 Comment
  UCR59536  Chorizanthe coriacea Steve Boyd, T. S. Ross, L. Arnseth 1989-4-2 3237 Riverside Peninsular Range, Vail Lake area, sandy valley at NE end of lake, north of Wilson Creek 488 Comment
  RSA65184  Chorizanthe corrugata F. W. Peirson 1926-2-22 6509 Riverside Thousand-Palms Canyon. 152 Comment
  HSC85276  Chorizanthe fimbriata var. fimbriata Steve Boyd 1986-5-1 1785 Riverside SW Perris Basin: Hill W of Skunk Hollow. Comment
  UCR217525  Chorizanthe leptotheca Jeff B. Galvin, John Dvorak 2010-6-17 137 Riverside San Jacinto Mountains, Along Rouse Hill Road, just west of Rouse Ridge 1501 Comment
  UCSB47599  Chorizanthe leptotheca Roberts, Fred 1980-6-25 Riverside San Jacinto Mountains; near Hwy 371, 8km SW Anza Comment
  UC84787  Chorizanthe parryi var. parryi Katharine Brandegee 1905-5-12 Riverside Riverside Comment
  UCR251299  Chorizanthe parryi var. parryi T. B. Salvato, Mike Landers 2013-3-21 7413 Riverside Perris-Aguanga Basin, Murrieta, at the northwest corner of the intersection of Baxter Road and Menifee Road 453 Comment
  UCR132343  Chorizanthe polygonoides var. longispina John F. Green, S. J. Myers 2003-6-25 s.n. Riverside Small hill just west of Leon Road, c. 0.25 mi. south of Borel Road, above Tucalota Creek 427 Comment
  UCR15523  Chorizanthe polygonoides var. longispina George K. Helmkamp 1978-6-1 s.n. Riverside Santa Rosa Plateau, roadside, 7 miles [west] ot Murrieta Comment
  UCR217511  Chorizanthe polygonoides var. longispina Jeff B. Galvin 2008-5-9 045 Riverside Peninsular Ranges, Palomar Mountains, Agua Tibia. 1.71 km south of Hwy 79 and 0.29 km west of Dripping Springs Trail 634 Comment
  RSA680543  Chorizanthe staticoides Scott D. White, Michael Honer, Dylan Hannon 2003-6-24 9588 Riverside Near Rainbow Valley: Mountains west of I-15 Freeway and immediately north of San Diego County boundary. 335 Comment
  RSA735859  Chorizanthe staticoides Scott D. White, Justin M. Wood 2008-4-16 11886 Riverside Perris/Elsinore Basin: Hills to the W of I-215 and S of Scott Rd. 488 Comment
  CAS-BOT-BC248062  Chorizanthe xanti var. leucotheca J. H. Thomas 1949-4-24 462 A Riverside About 2 miles east of Whitewater, off of highway to Morongo Lodge. About 17 miles east of Banning Comment
  UCR50428  Chrysanthemum carinatum Claudia Petrie 1988-4-1 s.n. Riverside Experimental fields at UCR Comment
  UCR230194  Chrysanthemum coronarium A. C. Sanders, T. B. Salvato 2011-4-29 39357 Riverside Peninsular Range; Perris-Aguanga Basin Region, Romoland, McLaughlin Rd. east of Palomar Rd., near powerplant and railroad 445 Comment
  POM10140  Chrysothamnus paniculatus P. A. Munz 1921-5-1 4544 Riverside Morongo Creek 915 Comment
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May 28 2011
  SD21522  Chylismia brevipes subsp. brevipes Frank F. Gander 1938-5-21 5765 Riverside Shaver's Summit. Comment
  UC1184320  Chylismia brevipes subsp. brevipes Peter H. Raven 1958-3-1 11751 Riverside along US Hwy 95 35.8 mi n Blythe (near Colorado River) Comment
  UCR244411  Chylismia brevipes subsp. brevipes Jim Andre 2012-4-16 20908 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  UCD103886  Chylismia claviformis Shirley C. Tucker 1957-3-10 3957 Riverside S of Mecca. Comment
  CAS-BOT-BC160585  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-3-15 11847 Riverside Box Canyon 4.5 miles east of turn of Painted Canyon Comment
  CAS-BOT-BC160606  Chylismia claviformis subsp. aurantiaca Lewis S. Rose 1937-4-10 37178 Riverside Indio - Blythe Road, 26 mi. E. of Indio 457 Comment
  JEPS23483  Chylismia claviformis subsp. aurantiaca Marjorie D. Clary 1933-2-26 2060 Riverside Aqueduct Rd North Colorado Desert 243 Comment
  UC66498  Chylismia claviformis subsp. aurantiaca E. E. Schellenger 1904-4-10 75 Riverside Whitewater Ranch Colorado Desert Comment
  UCR251906  Chylismia claviformis subsp. aurantiaca Jim Andre 2013-3-27 24830 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
  RSA4964  Cistanthe monandra C. B. Wolf 1932-4-27 3033 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
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Dec 11 2011
  UC20332  Clarkia purpurea subsp. quadrivulnera H. M. Hall July, 1901 2262 Riverside Fuller's Mills Mountains San Jacinto Mountains 1584 Comment
  SEINET6944614  Clarkia purpurea subsp. quadrivulnera W. P. Vestal, A. G. Vestal 1955-4-21 s.n. Riverside Just west of Perris, at base of Gavilan Hills. Comment
  UCR95256  Clarkia unguiculata D. L. Banks, E. H. Banks 1996-5-2 0961 Riverside NW Palomar Mountains, Agua Tibia Mtns., NW foothills of Dorland Mtn, S end of Los Caballos Road, University of California-Emerson Oaks Reserve, c. 20 m inside the preserve boundary gate, 3 m east of the main road along an open field. 448 Comment
  UCR158133  Claytonia parviflora A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30083 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
  SD152775  Claytonia parviflora subsp. viridis Steve Boyd, T. Ross, O. Mistretta 1992-3-31 6754 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Atea. Morgan Trail from Round Potrero W to jtn with Tenaja Tr. In N-fork Bear Creek 671 Comment
  POM302502  Clematis pauciflora J. C. Roos 1943-3-13 2592 Riverside Reche Canyon, off San Bernardino valley. Comment
  RSA666641  Clematis pauciflora A. C. Sanders, Mark A. Elvin, Julie Vanderwier 2002-4-22 24990 Riverside The Badlands: marble outcrop on ridge about 1/2 mile east of Mt. Eden, above Laborde Canyon, SW of Beaumont. 670 Comment
  UCR121329  Clematis pauciflora A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 24990 Riverside The Badlands, marble outcrop on ridge about 1/2 mile east of Mt. Eden, above Laborde Canyon, SW of Beaumont 670 Comment
  POM122479  Collomia grandiflora Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  HSC47472  Colubrina californica Richard Spjut 1978-5-17 5041 Riverside N face of Chuckawalla Mts., 2.7 mi. S of Desert Center. 335 Comment
  RSA736756  Conium maculatum Scott D. White, Lynn Stafford 2007-6-27 11748 Riverside Santa Ana River floodplain just below Prado Dam. 134 Comment
  RSA496374  Convolvulus simulans Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-19 3049 Riverside Vail Lake area, 0.75 mile NW of dam. 622 Comment
  RSA552706  Conyza canadensis Steve Boyd, Timothy S. Ross 1992-2-21 6662 Riverside Southern Santa Ana Mountains, San Mateo Cyn Wilderness Area. Potrero de la Cienega area along Morgan Trail from Morrell Canyon south 701 Comment
  UC1605397  Conyza canadensis Steve Boyd and Darin Banks 1994-9-29 8366 Riverside floodplain e dike along San Jacinto River (w of Sedco Hills community); Lake Elsinore 381 Comment
  RSA717578  Conyza coulteri A. C. Sanders 2004-5-11 27844 Riverside Elsinore Basin Region: Alberhill Mountain, former clay mine area ca. 1 mile SE of Alberhill 439 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
  POM259105  Cordylanthus nevinii Philip A. Munz 1938-8-14 15369 Riverside Ridge east of Toro Peak, Santa Rosa Mts. 2378 Comment
  UC218232  Cordylanthus nevinii P. A. Munz 1922-9-7 6408 Riverside on trail to Hidden Lake; San Jacinto Mts 2346 Comment
  SD229209  Cordylanthus rigidus subsp. setiger Dick Schwenkmeyer 2012-8-6 774 Riverside Garnet Queen Mine on Santa Rosa Mountain road, 4.1 miles southeast of the intersection of highway 74 and Santa Rosa Mountain Road. 1834 Comment
  UCR243564  Coreopsis bigelovii Jim Andre, T. La Doux, R. B. Kelley 2011-5-4 21096 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
  POM4863  Coreopsis californica P. A. Munz 1918-4-27 2148 Riverside Near Corona. Comment
  UC62879  Coreopsis californica var. californica H. M. Hall 1902-4-18 2924 Riverside Foothills 762 Comment
  CAS-BOT-BC101302  Corethrogyne filaginifolia I. W. Clokey; E. G. Anderson 1935-8-21 6963 Riverside East of Keen Camp P.O. 1350 Comment
  UC1211956  Corethrogyne filaginifolia Otto T. Solbrig 1958-8-18 2759 Riverside on Hwy 78 2 mi w Temecula (w side of stream on road bank) Comment
  UC895238  Corethrogyne filaginifolia Carl B. Wolf 1932-8-4 3919 Riverside near Idyllwild; San Jacinto Mts., Point View Comment
  UCD130861  Corethrogyne filaginifolia R. N. Raynor 1933-3-31 s.n. Riverside Moreno Valley. Comment
  SBBG59861  Cornus nuttallii M. Lewis 1947-8-26 25 Riverside N slope of Dark Cyn 1981 Comment
  UCSB4670  Cornus sericea DeWitt, Jack 1959-5-17 Riverside At Dark Canyon Camp grounds; near Idyllwild; San Jacinto Mtns. 1524 Comment
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Nov 5 2018
  UCR116001  Coronopus didymus A. C. Sanders, D. Bramlet, E. J. Lawlor, C. L. Sanders 2000-1-16 23306 Riverside Shipley-Skinner Reserve, campground and boat launching area on the east side of Lake Skinner 457 Comment
  UCR92499  Cotula australis S. J. Myers 1996-1-16 s.n. Riverside Perris Basin, 2 mi NE of Perris, flood control channel between Perris Blvd, & Murrieta St., parallel to Nuevo Rd c. 1/4 mi N. 442 Comment
  CLARK-A1528-2617  Crassula aquatica John C. Roos 1952-4-9 5514 Riverside Edgemont 487 Comment
  UCR35131  Crassula connata L. B. Ziegler 1969-6-12 375 Riverside San Jacinto Mtns, Hemet Valley (= Garner Valley) in sandy stream bed near Pine Meadows 1433 Comment
  UCR116933  Cressa truxillensis A. C. Sanders, D. Malueg 2001-5-17 24362 Riverside Perris-Aguanga Basin, Gasline right of way across Pinto and Hoopes Ranches, east of Briggs Road at and near Warm Springs Creek, south of Scott Rd. 415 Comment
  CAS-BOT-BC175810  Crossosoma bigelovii P. A. Munz 1935-4-8 13834 Riverside Sheephole Mts., southern Mojave Desert 1066 Comment
  SBBG72294  Crossosoma bigelovii unknown 1895-1 Riverside Palm Springs Comment
  HSC7964  Croton californicus H. E. Parks, S. T. Parks 1938-2-7 24100 Riverside Valle Vista 518 Comment
  RSA33476  Croton californicus N. C. Cooper 1944-4-21 1141 Riverside Banning 701 Comment
  SD230228  Croton californicus V. W. Steinmann, M. T. Wedlake 1995-4-8 655 Riverside Along Hwy. 1111, 1 km northwest of Palm Slprings (measured from the intersection with San Rafael Dr.) south of the highway. 214 Comment
  SEINET10837540  Croton californicus David B. Dunn 1948-3-14 Dunn 3767 Riverside Found 5 mi W of Thousand Palms in an open sandy desert. Comment
  UCR176765  Croton setiger G. S. Nuessly 1980-11-11 s.n. Riverside Riverside: U.C. Riverside campus, near Health Center 351 Comment
  UCR239794  Cryptantha O. F. Clarke 2004-2-27 s.n. Riverside Peninsular Range, Riverside; hills above (south of) UCR Botanical Garden 436 Comment
  SEINET6971881  Cryptantha W. P. Vestal, A. G. Vestal 1955-4-21 s.n. Riverside Just west of Perris at base of Gavilan Hills. Comment
  GMDRC5512  Cryptantha angustifolia J. Andre 2012-3-19 21300 Riverside Orocopia Mountains: N. end of range, 0.5 mi. south of Jct of Box Canyon Rd and I-10 freeway, 23 miles east of city of Coachella 470 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
  SD244094  Cryptantha angustifolia Dave Silverman, A. C. Sanders 2010-3-23 7818 Riverside Sonoran (Colorado) Desert: Chuckwalla Valley, dunes at SSE tip of Palen Lake, 1.5 kmn SW of Palen Dunes Drive, 3.2 km N of I-10 and 8 km ESE of Sidewinder Well. 130 Comment
  SEINET3152143  Cryptantha angustifolia G. B. Grant 1906-5-1 239 -A Riverside Collected on Colorado desert at Palm Springs; Southern California Comment
  SEINET12326518  Cryptantha angustifolia Unknown 1936-1 12822 Riverside Colorado Desert, N of Palm Springs Comment
  CDA40487  Cryptantha barbigera T. C. Fuller 1962-4-3 7986 Riverside West of Highway 99 to Indio, 0.2 mile north of turn-off to Twenty Nine Palms, head of Coachella Valley. 0 Comment
  SJSU11357  Cryptantha barbigera A. N. Gillogly 1966-5-2 Riverside behind Univ of Calif Agricultural Extension Bldg, University of California 365 Comment
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Mar 27 2014
  UC1546670  Cryptantha barbigera Barry A. Prigge 1988-2-21 7849 Riverside 2 mi w Clemens Well; Colorado Desert, Orocopia Mountains 228 Comment
  SD185166  Cryptantha barbigera var. fergusoniae A. C. Sanders 2001-4-8 23983 Riverside Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic Ave. 348 Comment
  UCR201486  Cryptantha barbigera var. fergusoniae Scott D. White, Justin M. Wood 2008-6-16 12144 Riverside San Jacinto Mountains, meadow at Quinn Flat 1378 Comment
  RSA0062648  Cryptantha barbigera var. fergusoniae M. Harthill 1973-2-17 1565 Riverside W. Palm Springs. 365 Comment
  SD260222  Cryptantha corollata T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr. 2014-4-22 7885 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. 481 Comment
  UCR213611  Cryptantha corollata A. C. Sanders, Matthew Malle 2010-4-23 38003 Riverside Peninsular Range, Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  RSA719070  Cryptantha costata Michael Honer 2005-3-18 2096 Riverside Palen Valley; appx. 3 mi. due E of Desert Center Airport. 134 Comment
  UCR224998  Cryptantha costata Dave Silverman, A. C. Sanders 2010-3-23 7817 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, dunes at SSE tip of Palen Lake, 1.5 km SW of Palen Dunes Dr., 3.2 km N of I-10 and 8 km ESE of Sidewinder Well 130 Comment
  SBBG63826  Cryptantha dumetorum M. N. Ackley 1928-3-10 46 Riverside Bridge Haven [Service Station in Whitewater, 1920s -1950] 426 Comment
  SBBG89123  Cryptantha intermedia D. Hawks 1988-4-2 Riverside Tule Crk drainage, 1.75 air mi NE of Aguanga, SE of intersection of Dove and Sycamore streets, S of Hwy 371 762 Comment
  UCR106338  Cryptantha intermedia John Wear, N. Moorhatch 1996-9-19 s.n. Riverside Peninsular Range; San Jacinto Mtns., upper end of Garner Valley 1433 Comment
  UCR153674  Cryptantha intermedia Scott D. White 1999-5-24 7398 A Riverside Peninsular Ranges/ Perris-Aguanga Basin, San Jacinto Valley, San Jacinto River wash: just N of the city of San Jacinto, about 1 mile SE of State St. Bridge 479 Comment
  UCR251308  Cryptantha intermedia T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2013-3-28 7427 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Murrieta Road and Scott Road 517 Comment
  POM9601  Cryptantha intermedia I. M. Johnston 1920-5-8 s.n. Riverside Butte due west of Lakeview Comment
  RSA504966  Cryptantha maritima D. Charlton 1988-2-18 1151 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
  RSA524410  Cryptantha maritima Steve Boyd, Timothy S. Ross, L. Arnseth, J. Bonilla 1990-4-3 4102 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit. 610 Comment
  RSA80739  Cryptantha maritima F. W. Peirson 1935-4-17 11474 Riverside 30 miles north of Blythe. Comment
  SBBG81505  Cryptantha maritima S. A. Junak 1983-3-23 1616 Riverside Jefferson Rd, across from entrance to Cahuilla Lake County Park, S of indio Comment
  UC24728  Cryptantha maritima W. G. Wright 1890-1 1760 Riverside Colorado Desert Comment
  UCR103585  Cryptantha maritima George K. Helmkamp, E. A. Helmkamp 1998-2-18 2716 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; 0.3 mi south of Chuckwalla Rd. on Graham Pass Rd. 122 Comment
  VVC2476  Cryptantha maritima var. pilosa Tim Thomas 2013-3-18 5938 Riverside Sonoran Desert, 10 miles WSW of Blythe NE of Mule Mtns. 116 Comment
  JOTR29592  Cryptantha micrantha Andre, Jim 2006-4-26 6769 Riverside Joshua Tree National Park. ridgetop W of upper Long Canyon, approx 0.5 mi. S. of radio tower and of NE corner (boundary) of park 1324 Comment
  UC218237  Cryptantha micrantha P. A. Munz and I. M. Johnston 1922-5-19 5421 Riverside Keen Camp San Jacinto Mts. 1524 Comment
  UC857178  Cryptantha micrantha Lewis S. Rose 1937-4-10 37152 Riverside La Quinta 0 Comment
  GMDRC2051  Cryptantha micrantha var. lepida J. Andre 2006-4-26 6769 Riverside Little San Bernardino Mountains: Joshua Tree National Park: ridgetop, W. of upper Long Canyon, approx. 0.5 mi. S. radio tower and of NE corner (boundary) of park Near 34.06663 deg. N 1116.44661164471 deg. 43681' W. Elev. 44661 ft. 1325 Comment
  RSA0013026  Cryptantha micrantha var. lepida LeRoy Gross, Caitlin Elam 2013-5-14 6045 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  RSA659687  Cryptantha micrantha var. lepida J. C. Roos 1947-5-24 6194 Riverside San Jacinto Mtns., at the junction of Dark Canyon Camp Road with Idyllwild to Banning Road. Comment
  UCR116071  Cryptantha microstachys O. F. Clarke, Jeanine Derby 1974-4-19 s.n. Riverside Lakeview Mountains, c. 2 mi. SSW of Mt. Rudolph, north of Juniper Flat, east of Juniper Flat Rd. and south of Stagecoach Rd., EIR for Tentative Tract 5702 610 Comment
  UC1595605  Cryptantha muricata Steve Boyd and Orlando Mistretta 1991-5-22 6295 Riverside e of Dorland Mtn. (w of Kolb Creek, base of Agua Tibia Mtn., Vail Lake area); Vail Lake Area, Agua Tibia Mtn. 548 Comment
  SDSU5395  Cryptantha muricata var. jonesii A. H. Gallup 1948-6-12 224 Riverside San Jacinto Road from town of San Jacinto. 823 Comment
  POM14165  Cryptantha nevadensis P. A. Munz, D. D. Keck 1922-4-9 4800 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert 457 Comment
  RSA617204  Cryptantha nevadensis L. C. Wheeler 1953-3-31 7037 Riverside Near Mountaineer Mine. Comment
  POM305855A  Cryptantha oxygona Henry J. Ramsey, Henry J. Ramsey 1938-4-23 1165 -A Riverside Santa Rosa Mtns. Comment
  POM13228  Cryptantha racemosa E. C. Jaeger 1921-03 1117 Riverside Martinez Canyon [I think Martinez Cyn. should be either in the San Jacinto Mtns. region or in the western Colo Des region -- the Martinez Cyn I know of is in the Santa Rosa Mtns. -SDW 2004] Comment
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Feb 18 2013
  UCR37628  Cryptantha racemosa George K. Helmkamp 1984-5-2 D 14 Riverside Little San Bernardino Mountains, Big Morongo Canyon, 3 - 3.5 miles below the caretaker's house at the Big Morongo Preserve 610 Comment
  JOTR33726  Cryptantha utahensis La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2727 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Sandy pediment/bajada surrounding granitic ourcrops near Stirrup Tank parking lot (Stop 1) Comment
  UCR25962  Cryptantha utahensis John C. Roos 1948-5-1 3816 Riverside Western Colorado Desert/ San Bernardino Mtns., Whitewater, N slope on a mountainside 549 Comment
  UCR48398  Cryptantha wigginsii Steve Boyd 1986-5-1 1797 Riverside Perris-Aguanga Basin region, southwestern Perris Basin, hill west of Skunk Hollow, Skunk Hollow vernal pool 488 Comment
  UCR100369  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
  POM296656  Cuscuta californica var. papillosa L. S. Rose 1946-12-23 46300 Riverside Cathedral Canyon Wash. 183 Comment
  UCR229488  Cuscuta salina Jeremiah George 2011-7-18 s.n. Riverside Peninsular Range; Elsinore Trough, North Lake Elsinore, just west of Nichols Rd. and Collier Ave. junction 384 Comment
  SBBG30056  Cuscuta subinclusa L. C. Wheeler 1933-12-1 2284 Riverside San Gorgonio wash at Southern Pacific Railroad, San Gorgonio Pass 640 Comment
  SEINET3272856  Cylindropuntia californica var. parkeri Marc A. Baker, Michelle Cloud-Hughes 2012-11-16 17637 .3 Riverside Aguanga 7.5' USGS topographic quadrangle Zone; west side of Highway 79, 1.3 km north of Oak Grove, 7.6 km southeast of Aguanga, 8.5 km southeast of Riverside. 815 Comment
  SEINET5624462 Image available Cylindropuntia chuckwallensis Marc A. Baker, with Michelle Cloud-Hughes, Glenn Rink, Dina Robertson & Neal Kramer 2011-5-1 17305 Riverside Chuckwalla Mountains, 62km WSW of Blythe, 1km west of Chuckwalla Spring 600 Comment
  RSA0083640  Cylindropuntia echinocarpa Duncan S. Bell 2010-4-1 648 Riverside Arica Mountains: collecting near the Atchinson, Topeka, and Santa Fe railroad tracks approximately 3 air miles east of Priest Well, or approximately 4.3 air miles southeast of the ghost town of Rice. 216 Comment
  UC1560187  Cylindropuntia ramosissima E. Yale Dawson May, 1932 Riverside Desert Center Colorado Desert Comment
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Apr 5 2011
  SEINET10905506  Cynodon dactylon Billy Joe Cox 1975-10-10 Cox 4215 Riverside Palo verde, 1-3 km w, creosote desert scrub, sandy and gravelly entisols. 70 Comment
  RSA0088440  Cyperus eragrostis Mitch Provance 2011-7-4 17182 Riverside San Bernardino Valley: Northwestern base of the Jurupa Mountains, adjacent to S side of Fontana (technically in an unincorporated part of Riverside Co.), retention basin on S side of Philadelphia St., just E of Country Village Rd. 262 Comment
  UCR93207  Cyperus eragrostis Scott D. White 1995-8-23 3566 Riverside San Jacinto Valley, San Jacinto River, just north of City of San Jacinto boundary, c. 1 mi SE of bridge at State Street 463 Comment
  SEINET269470  Cyperus esculentus Scott D. White, Steve Ogg 1994-10-17 2469 Riverside Temecula Valley, Murrieta Creek 1000 ft. south of Winchester Road bridge (Banana Avenue on USGS Murrieta quad photorev. 1979). 300 Comment
  UCR272473  Cyperus laevigatus Mitch Provance 2012-8-1 712- 03 Riverside Colorado Desert, Thousand Palms Canyon Road, +- 2/3 of the way up into the canyon. 140 Comment
  SEINET3909845  Cyperus odoratus John R. Crutchfield 1965-6-16 219 Riverside Lost Lake Resort, 14 miles south of Vidal.; 0 Comment
  UCR101430  Cyperus parishii A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22234 Riverside San Bernardino Mtns., Morongo Indian Reservation, lower Millard Canyon 841 Comment
  UC218663  Cystopteris fragilis P. A. Munz 1922-7-6 5988 Riverside Tahquitz Valley; San Jacinto Mts 2194 Comment
  GMDRC5832  Dalea mollis J. M. Andre 2013-3-27 24799 Riverside Rice Valley: east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62) 242 Comment
  RSA779806  Dalea mollis Duncan S. Bell 2009-3-9 105 Riverside Arica Mountains: southeast section of the mountain range approximately 1.2 air miles from Priest Well or approximately 6.5 air miles southwest of the ghost town of Rice. 307 Comment
  SD185213  Dalea mollis Dave Silverman, Cindy Hopkins 2005-3-25 5757 Riverside Rice Valley, southeast of Danby Dry Lake, south of Highway 62, along Midland Road, south of railroad crossing. 234 Comment
  HSC87170  Dalea mollissima Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. Ross 1988-3-10 2167 Riverside Palen Pass at the N end of the Palen Mtns. 500 Comment
  POM306695  Dalea mollissima Henry J. Ramsey, Henry J. Ramsey 1938-4-26 1687 Riverside Near Desert Center-Indio. Comment
  RSA414181  Dasyochloa pulchella Robert M. Perkins, H. de Forest 1937-3-15 409 Riverside 20 miles east of Desert Center Comment
  UCR113883  Datura stramonium Mitch Provance, A. C. Sanders 2000-7-4 2079 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  RSA346263  Datura wrightii Robert F. Thorne, W. A. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54043 Riverside Along Whitewater River, E of bridge and levee. Comment
  UCD127426  Daucus pusillus T. B. Salvato; Kent Beaman 2005-5-16 772 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. 167 Comment
  CAS-BOT-BC293817  Deinandra fasciculata Mitch Provance 1998-6-24 714 Riverside Jurupa Mountains: Canyon NE of the Jurupa Mountains Culture Center, ca. 0.7km SW of peak 1701 335 Comment
  UC1746507  Deinandra fasciculata A. C. Sanders 1997-5-1 20625 Riverside Lake Skinner area; along horse trail in southern part of Lake Skinner Park, west of Tucalota Hills and east of Warren Rd. 488 Comment
  CAS-BOT-BC294116  Deinandra kelloggii R. F. Hoover 1968-6-7 11155 Riverside Lower St. Johns Canyon south of Hemet Comment
  SBBG104030  Deinandra kelloggii A. C. Sanders 1993-5-17 14063 Riverside S side of Florida Ave (Hwy 74) on E side of California Ave; Hemet 460 Comment
  SD87675  Deinandra kelloggii F. W. Peirson 1924-6-21 Riverside Temescal Canyon. Comment
  UC111301  Deinandra kelloggii C. M. Wilder 1907-11-1 742 Riverside Head of Pigeon Pass Comment
  CAS-BOT-BC131036  Deinandra paniculata Mrs. J. D. Abrams 1901-5-20 2 Riverside Elsinore Comment
  SD240868  Deinandra paniculata Jeremiah George 2011-7-18 Riverside Peninsular Range; Elsinore Trough: North Lake Elsinore, just west of Nichols Rd. and Collier Ave. junction. West side of riparian strip. 384 Comment
  CAS-BOT-BC7987  Delphinium parishii subsp. parishii Philip Alexander Munz; Percy C. Everett 1952-5-2 16240 Riverside Morongo Wash, n.w. end of Coachella Valley 457 Comment
  UCSB1974  Delphinium parishii subsp. subglobosum Ralph, F. 1960-4-1 Riverside Whitewater Canyon; 1.6 miles N of U. S. 99; Western edge of Colorado Desert Comment
  RSA13191  Delphinium parryi E. R. Johnson 1935-5-5 6759 Riverside Gavilan Hills, Cajalco District. North Side of Carob Ranch. Comment
  RSA343878  Delphinium parryi Robert F. Thorne 1985-5-18 60668 Riverside Santa Rosa Plateau: at edge of Cleveland National Forest. 610 Comment
  SEINET3075589 Image available Delphinium parryi Don Mitchell 1990-4-30 Riverside W side of Sage Road, ca. 0.5 mi S of intersection with Wilson Valley Road. 701 Comment
  UCR156481  Delphinium parryi Jason L. Hlebakos 2005-5-3 619 Riverside Santa Ana Mtns, Open slope east and downslope from Elsinore Peak 1049 Comment
  CAS-BOT-BC121436  Delphinium parryi subsp. parryi E. K. Balls 1949-5-4 13478 Riverside Cajalco Road, 2 miles from Corona to Elsinore Highway on road to Lake Matthews, Gavilan Hills. Comment
  RSA0029544  Delphinium patens subsp. montanum Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 5003 Riverside In Strawberry Creek below Strawberry Valley approximately 2.25 air miles southwest of Idyllwild. Comment
  UCR16439  Dendromecon rigida Frederick Neill 1977-5-28 52803 Riverside Santa Ana Mountains, 3.25 mi up Skyline Dr. from Corona Comment
  RSA357135  Dendromecon rigida subsp. rigida Robert F. Thorne 1969-10-25 41852 Riverside N of San Bernardino National Forest: N of Boundary on Idlywild-Banning road Comment
  RSA286820  Deschampsia danthonioides R. F. Thorne 1974-5-23 44666 Riverside Santa Rosa Plateau, Rancho California: top of Mesa de Colorado 625 Comment
  UCR162946  Deschampsia danthonioides Fred M. Roberts 1996-3-27 4962 Riverside Perris Basin, Skunk Hollow, just N of Temecula, c. 3.4 km ENE jct SR 79 and Murrieta Hot Springs Rd, near S end of basin 407 Comment
  RSA85463  Deschampsia danthonioides var. gracilis J. C. Roos 1952-4-16 5543 Riverside Edgemont, near Box Springs. 488 Comment
  POM48364  Deschampsia elongata P. A. Munz 1924-7-27 8788 Riverside Dark Canyon, San Jacinto Mountains. 1981 Comment
  CAS-BOT-BC402298  Dicentra chrysantha Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild Comment
  RSA751917  Dicentra chrysantha Scott D. White, Justin M. Wood 2009-5-22 12920 Riverside San Jacinto Mountains: Old Control Road, above Halfway Spring. 1159 Comment
  UCR252198  Dichelostemma capitatum Marissa Manahan 2011-4-21 s.n. Riverside Lake Mathews, off Cajalco Rd. across from Colorado River Aqueduct, near Lake Mathews Dr. intersection 436 Comment
  SD73605  Dichelostemma capitatum subsp. capitatum Helen V. Witham 1970-5-1 859 Riverside Bautista Canyon, southeast of Hemet. 800 Comment
  RSA296150  Dicoria canescens B. A. Prigge 1980-8-18 3989 Riverside San Bernardino Mts, Catclaw Flat: 3.5 miles NNW of trout farm 963 Comment
  UC410767  Dicoria canescens Mrs. John C. Augsbury 1929-2-1 Riverside Indio Comment
  CAS-BOT-BC131051  Dieteria canescens var. ziegleri Philip A. Munz 1938-8-13 15332 Riverside Near Santa Rosa Peak 2316 Comment
  RSA702548  Digitaria sanguinalis Scott D. White, Brian Leatherman 2004-10-7 10768 Riverside City of Perris. Immediately east of the I-215 Freeway, at Watson Road. 434 Comment
  UC76971  Digitaria sanguinalis F. M. Reed 1904-8-23 644 Riverside Riverside Comment
  CAS-BOT-BC150928  Diplacus bigelovii var. bigelovii C. L. Hitchcock 1940-3-29 5857 Riverside Cottonwood Canyon, ca. 100 yards east of Spring Comment
  CAS-BOT-BC152912  Diplacus brevipes John Thomas Howell 1930-5-10 4794 Riverside At top of St. John's Grade Comment
  RSA0019294  Diplacus brevipes Scott D. White 1999-5-24 7401 Riverside San Jacinto Valley, San Jacinto River wash: Just N of City of San Jacinto, about 1 mile SE of State St. Bridge. 448 Comment
  RSA0019281  Diplacus brevipes Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38099 Riverside San Bernardino National Forest, San Jacinto Mountains: Lake Fulmor. 1677 Comment
  RSA0019406  Diplacus fremontii Mary F. Spencer 1921-6-16 375 Riverside Near Idyllwild, San Jacinto Mountains 1616 Comment
  UCR121096  Distichlis spicata A. C. Sanders, Mark Elvin, M. S. Enright 2002-4-16 24966 Riverside The Badlands, Laborde Canyon and adjacent slopes and side canyons, 1 mile east of Mt. Eden, SW of Beaumont 610 Comment
  UCR274543  Distichlis spicata Mitch Provance, Ken Halama 2003-6-15 17059 Riverside Temescal Mountains, Mead Valley, just SSW of the corner of Cajalco Rd. and Wood St. Comment
  UCR42409  Ditaxis californica J. M. Stewart 1986-1-20 86- 3 Riverside Sonoran (Colorado) Desert, Divide between the Mecca Hills and the Orocopia Mtns. Comment
  JEPS48843  Ditaxis lanceolata Marjorie D. Clary 1932-5-1 946 Riverside Deep Canyon w. Colorado Desert, Santa Rosa Mts., Deep Canyon Comment
  JOTR29446  Ditaxis lanceolata La Doux, Tasha, Mike Bell 2006-3-8 1344 Riverside Joshua Tree National Park. Hayfield spring Comment
  RSA701164  Ditaxis lanceolata Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11225 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
  RSA608178  Ditaxis neomexicana Steve Boyd, Valerie Soza, Tasha La Doux 1997-10-13 10065 Riverside Colorado-Mojave Desert transition, Little Maria Mountains: Bajada at southwest end of Rice Valley, along Midland Road, just north of pass between Little Maria and Big Maria mountains. 274 Comment
  UCR163094  Ditaxis neomexicana B. G. Pitzer, G. R. Ballmer 2000-10-14 4224 Riverside Sonoran (Colorado) Desert, south of eastern Ford Dry Lake, c. 200 yards south of Hwy I-10 off gasline road at large wash, 1 mi. east of Ford Lake Rd. exit, c. 22 miles west of Blythe 110 Comment
  UCR279490  Ditaxis neomexicana A. C. Sanders, Jim Malusa 2017-3-25 43007 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Arroyo Seco, 3.5-4 km south of Augustine Pass, 100-200 m S of Bradshaw Trail, c. 1.5 km N of Imperial Co. line 652 Comment
  UCR248428  Ditaxis serrata Duncan S. Bell 2011-12-30 3040 Riverside Sonoran (Colorado) Desert, Arica Mountains: southern section of the mountain range within the Palen/McCoy Wilderness area; c. 2 air miles southwest of Priests Well, or c. 7 air miles southwest of the ghost town of Rice 365 Comment
  CLARK-A1528-5015  Dithyrea californica John C. Roos 1937-4-18 1367 Riverside Comment
  UC68544  Dithyrea californica H. M. Hall Apr 1905 5950 Riverside McCoy Wash Colorado Desert 91 Comment
  CDA36024  Dittrichia graveolens Lee Jones 2010-11-19 s.n. Riverside Beaumont; San Timoteo Canyon Rd. at entrance to golf course maintenance bldg., c. 1.8 mi. west of intersection with I-10. Comment
  POM13670  Dodecatheon alpinum subsp. majus P. A. Munz 1922-7-6 5993 Riverside Tahquitz Valley, San Jacinto Mountains. 2195 Comment
  POM78481  Dodecatheon alpinum subsp. majus H. M. Hall 1901-06 2348 Riverside Tahquitz Valley 2500 Comment
  RSA1455  Dodecatheon clevelandii J. T. Howell 1929-2-14 s.n. Riverside 6 miles south of Corona. Comment
  RSA336206  Downingia cuspidata R. F. Thorne, M. Z. Thorne, W. Wisura 1978-5-21 51992 Riverside Santa Rosa Plateau: Mesa de Colorado. 610 Comment
  RSA0006633  Draba saxosa Anstruther Davidson 1876-7-11 s.n. Riverside Top of Mount Jacinto Comment
  UC12558  Drymocallis lactea var. lactea H. M. Hall July, 1901 2355 Riverside Tauquitz Valley San Jacinto Mountains, Tauquitz Valley (San Jacinto Mountains, Southern California) 2499 Comment
  CAS-BOT-BC70834  Dryopteris arguta D. E. Breedlove 1961-8-5 938 Riverside along Fuller Mill Creek where it crosses Riverside Highway 1; San Jacinto Mtns 1645 Comment
  RSA675704  Dryopteris arguta Scott D. White 2000-11-15 8146 Riverside Idyllwild area, 'Strawberry Fuelbreak' between 'Inspiration Pt.' and Strawberry Ck. 1402 Comment
  UCR261568  Dryopteris arguta Joseph Cahill 2011-1-8 111- 11 Riverside Peninsular Range; Santa Ana Mtns., Cleveland National Forest, San Juan Loop Trail, c. 0.5 mi. from eastern trailhead off Hwy 74 590 Comment
  RSA423463  Dudleya N. C. Cooper 3957 Riverside Elsinore 610 Comment
  POM12114  Dudleya lanceolata Mary F. Spencer 1921-5-30 1124 Riverside Canyon near San Jacinto. 549 Comment
  RSA544387  Dudleya lanceolata Steve Boyd 1991-6-14 6402 Riverside Warm Springs Creek at NE end of Hogbacks ridge from Alamos Rd. S to confluence w/ Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Springs. Comment
  SD137797  Dudleya lanceolata Darin L. Banks, Steve Boyd 1995-5-3 277 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. North slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area. 515 Comment
  UC101033  Dudleya saxosa H. M. Hall 1901-7-1 2095 Riverside s side San Jacinto Mtns 1584 Comment
  CAS-BOT-BC109614  Dudleya saxosa subsp. aloides P. A. Munz; P. C. Everett 1952-5-2 16233 Riverside Dry Morongo Wash, northwest end of Coachella Valley. 457 Comment
  POM197996  Dudleya saxosa subsp. aloides Donald A. Johansen, Joseph A. Ewan 1932-4-10 7062 Riverside Warrens Ranch at Whitewater. Comment
  POM229008  Dudleya saxosa subsp. aloides P. A. Munz 1937-5-30 15132 Riverside Dos Palmos Spring, north end of Santa Rosa Mountains. 1098 Comment
  RSA303443  Dudleya saxosa subsp. aloides J. R. Shevock 1971-5-8 1036 Riverside White Tank, Joshua Tree National Monument. 1021 Comment
  CLARK-A1045-107  Dyssodia porophylloides George K. Helmkamp 1977-3-20 Riverside Deep Canyon area above Deep canyon; Palm Desert 15'Q Comment
  POM6654  Dyssodia porophylloides P. A. Munz 1919-5-7 2732 Riverside Palm Springs. 198 Comment
  CAS-BOT-BC59760  Echinocereus engelmannii var. engelmannii L. R. Abrams 1926-3-26 11210 Riverside Field redacted by CAS, contact the data manager for more information Comment
  UCR201875  Echinochloa oryzicola Justin M. Wood 2008-9-22 157 Riverside SW Perris Basin, Temecula/Murrieta Creek, downstream of 1st Street bridge 305 Comment
  CAS-BOT-BC445578  Echinodorus berteroi S. B. Parish 1891-11-3 2264 Riverside Elsinore Comment
  UCR222302  Elatine californica R. F. Thorne, E. W. Lathrop, Steve Beckstrom-Sternberg, B. Martin 1982-1 55207 Riverside Peninsular Ranges; Santa Ana Mountains, SW of Murrieta, Santa Rosa Plateau, Mesa de la Punta near south edge of plateau, approached by De Luz Rd. 579 Comment
  JEPS19327  Eleocharis acicularis Carl V. Meyer 1928-7-27 566 Riverside Hidden Lake San Jacinto Mts. (shore) 2651 Comment
  SEINET3910445  Eleocharis acicularis Faulkner 1978-3-21 354 Riverside 9 miles No. of Blythe Highway 95.; 0 152 Comment
  UCR220334  Eleocharis macrostachya D. E. Bramlet 1992-4-29 2251 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto Valley, west edge of Hemet, west of Warren Rd. and north of Florida Ave./Hwy 74 457 Comment
  CAS-BOT-BC113281  Eleocharis parishii Scott D. White 1995-6-29 3409 Riverside Cole Creek, NW of Murrieta, just upstream from Murrieta Ck. confluence. 350 Comment
  CAS-BOT-BC113296  Eleocharis parishii Steven D. Boyd; Aydee Virgen 2004-4-13 10880 Riverside San Mateo Canyon, midway between confluence with Los Almos and Tenaja Canyons. Comment
  UCR241227  Eleocharis parishii Tracy Tennant, Jeffrey Ross 1998-7-11 MOR- 508 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  UCR123661  Eleusine indica A. C. Sanders 2001-9-23 24877 Riverside San Bernardino Valley region, Riverside, Castle Park in La Sierra, 91 Fwy at Polk St. 220 Comment
  UCR2352  Elymus condensatus F. M. Reed 1903-12-13 411 Riverside South Coast; San Bernardino Valley, Riverside, near natural bridge in Arroyo Chico [Terraces Ranch, 547 Chicago Ave., near Arroyo Tequesquite] 305 Comment
  CAS-BOT-BC227734  Elymus elymoides H. M. Hall 1901-8-1 2601 Riverside San Jacinto Mountains. In meadows or along creeks of Tamarack Valley 2529 Comment
  UCR185181  Elymus elymoides Naomi Fraga, LeRoy Gross, B. Hogshead 2006-6-12 1705 Riverside Peninsular Ranges; San Jacinto Moutnains region: Along FS road west and paralleling Morris Ranch Road. c. 0.2 miles SW of the FS roads junction with Morris Ranch Road. NE of Garner Valley 1616 Comment
  JOTR33943  Elymus elymoides subsp. elymoides La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2832 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; bouldery outcrops along ridge line heading toward Juniper Flats Comment
  UCR205295  Elymus glaucus Valerie Soza, Naomi Fraga, Sarah Swartzentruber 2003-6-25 1703 Riverside San Jacinto Mountains, Slope above junction of Dark Canyon and Fuller Mill Creek. 1585 Comment
  CAS-BOT-BC206526  Elymus glaucus subsp. glaucus Carl B. Wolf 1932-8-5 3942 Riverside San Jacinto Mts., along trail from Tahquitz Valley to San Jacinto Peak 2621 Comment
  UCR107742  Elymus glaucus subsp. jepsonii D. L. Banks 1997-5-5 1976 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
  UCR201669  Elymus trachycaulus subsp. trachycaulus Scott D. White, Justin M. Wood 2008-6-19 12273 Riverside San Jacinto Mountains, meadows at Baldy Mountain 1677 Comment
  SEINET7073450  Emmenanthe penduliflora A. G. Vestal 1963-4-25 s.n. Riverside Granite Rocks, about 1 mile west of Radec on Route 71 (presently Route 79). Coordinate datum: NAD27. Comment
  UCR150016  Encelia actoni Scott D. White, Angelia Carey 2004-4-16 10165 Riverside San Jacinto Mountain foothills, Indian Creek and adjacent slopes 610 Comment
  POM9617  Encelia californica I. M. Johnston 1920-5-8 s.n. Riverside Jurupa Mountains, extreme west end. Comment
  CAS-BOT-BC131349  Encelia farinosa Aven Nelson; Ruth Nelson 1939-3-24 3250 Riverside In the lower part of Palm Canyon Comment
  JOTR31866  Encelia farinosa La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2120 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  RSA775597  Encelia farinosa Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 796 Riverside Mecca Hills, just south of Shaver's Well. 305 Comment
  UC1777705  Encelia farinosa Donald W. Kyhos 1965-3-13 65 -111 Riverside near Blythe (6.2 miles west of junction of Hwy 78 and Hwy 60-70) Comment
  UCD131205  Encelia farinosa K. Esau 1935-6-20 s.n. Riverside Beaumont Grade. Comment
  UCD131211  Encelia farinosa Gordon Pilone 1961-3-1 97 Riverside White Water Canyon, one-half mile below fish hatchery. 457 Comment
  UCR167364  Encelia farinosa John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, NNE of Rancho Dos Palmas, between Coachella Canal siphons 28 and 29 24 Comment
  UCR2883  Encelia farinosa N. J. Matthews 1963-5-9 50963 3 Riverside 1 mi. north of Gilman Hot Springs on Hwy 79 305 Comment
  UCR90979  Encelia farinosa Scott D. White 1996-3-16 3825 Riverside Perris Basin, Lakeview Mtns, north of Winchester, at 'Maze Stone' Picnic Site 610 Comment
  UCSB29016  Encelia farinosa Hornemann, D. 1977-2-26 Riverside Box Canyon Wash 60 Comment
  CAS-BOT-BC166529  Encelia farinosa var. phenicodonta A. C. Sanders; Mark Bibbo; Erin Bergman; Lance Woolley 2010-3-16 37484 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
  SEINET3004980  Encelia farinosa var. phenicodonta G. Rink, M. Baker 2011-4-1 10407 Riverside Northwest of Blythe, east of the McCoy Mtns, vegetated pockets in desert pavement 170 Comment
  JOTR35994  Encelia frutescens Harding, Mitzi, Mark Wheeler 2012-9-4 205 Riverside Joshua Tree National Park. Pinto Wells; large, active wash west of road leading to weather station (stop 4) 262 Comment
  SBBG119451  Encelia frutescens A. C. Sanders 1989-9-19 9494 Riverside along Ridge Rd; Chocolate Mtns Aerial Gunnery Range 457 Comment
  UCSB44685  Encelia virginensis Hibbard, Doug 1977-5-15 Riverside Wash is on left side of Hwy 74; 8.45 miles from its intersection with Hwy 111 679 Comment
  UCR246832  Ephedra aspera Jim Andre 2012-3-19 21334 Riverside Sonoran (Colorado) Desert, north end of Chuckwalla Mountains at Jaeger Nature Sanctuary, 1.5 mi. south of junction Eagle Mt Rd and I-10 freeway 411 Comment
  JOTR34228  Ephedra nevadensis La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2012-5-12 3081 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Lower ridges at base of Quail Mountain; within old burn area between Lost Horse Valley and Juniper Flats (Stop 2) Comment
  RSA4033  Ephedra trifurca C. B. Wolf 1932-4-29 3123 Riverside Eastern Colorado Desert, 3 miles S of Rice on the Blythe road. 213 Comment
  UCR106921  Epilobium canum D. L. Banks, Lauren Raz 1996-11-5 1167 Riverside Agua Tibia Mountains, Pechanga Indian Reservation, ESE of San Gabriel Church; along floodplain of the southern fork of Pechanga Creek. 415 Comment
  RSA589085  Epilobium canum subsp. canum D. L. Banks, Steve D. Boyd 1995-10-17 796 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
  SD137711  Epilobium canum subsp. canum Darin L. Banks, Steve Boyd 1995-10-17 795 Riverside Northwest Palomar Mountains; Cleveland National Forest; along lower Arroyo Seco, south of the Dripping Springs Campground. 523 Comment
  RSA5475  Epilobium canum subsp. latifolium Carl B. Wolf 1932-10-13 4309 Riverside Cottonwood Springs. Eagle Mountains 290 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
  JOTR35177  Epilobium ciliatum subsp. ciliatum La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 3278 Riverside Joshua Tree National Park. Queen Mountains; West side of Barker Dam; Small riparian zone in and along drainage from dam (Stop 5) 1300 Comment
  UC20048  Epilobium ciliatum subsp. ciliatum H. M. Hall August, 1901 2589 Riverside Tamarack Valley San Jacinto Mountains (in meadows or along creeks) 2499 Comment
  RSA263778  Epipactis gigantea R. Weatherby 1950-5-18 2967 Riverside Hagador [Hagador Canyon]. 396 Comment
  UCR35288  Epipactis gigantea L. B. Ziegler 1972-6-12 484 Riverside San Jacinto Mtns,, Penrod Canyon drainage into upper Hemet (Garner) Valley 1570 Comment
  UCR88235  Eragrostis Karen Kirtland 1992-5-25 s.n. Riverside San Jacinto River between Nuevo Road and San Jacinto Avenue. 427 Comment
  UCR2383  Eragrostis cilianensis F. M. Reed 1927-10-25 5520 Riverside San Bernardino Valley/Upper Santa Ana River region, Riverside, Terraces Ranch [547 Chicago Ave., near Arroyo Tequesquite] 290 Comment
  SEINET10558917  Eragrostis mexicana subsp. virescens Steve Boyd 1989-7-9 Boyd 3771 Riverside City of Riverside, weeds in vegetable garden of house at 4863 Rubidoux Ave. Comment
  RSA605216  Eremalche exilis A. C. Sanders, G. Helmkamp, P. Mackay 1995-3-12 16022 Riverside Sonoran (Colorado) Desert Coachella Valley, City of Indio, just SW of Whitewater River channel at Auto Center Drive (Hwy 111). -7 Comment
  UC665865  Eremalche exilis Ira L. Wiggins 1941-3-27 9685 Riverside 8 mi. n.e. Desert Center; s. end Coxcomb Mts. Comment
  UCR279349  Eremalche rotundifolia A. C. Sanders, Jim Malusa 2017-3-23 42942 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 3 miles east of Iris Pass 854 Comment
  RSA588807  Eremocarpus setiger D. L. Banks, S. D. Boyd 1995-10-17 0760 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
  SBBG60442  Eremothera boothii subsp. condensata R. Hoffmann 1928-10-21 Riverside below Fig Tree John's [Figtree John Spring] -60 Comment
  SD39505  Eremothera boothii subsp. condensata Edith A. Purer 1935-4-21 6383 Riverside Near Palm Springs Comment
  CAS-BOT-BC514313  Eriastrum densifolium subsp. austromontanum Scott D. White 1996-8-1 4403 Riverside San Jacinto Mts.: Idyllwild Area: Hwy 243 at Deer Springs trailhead and adjacent area 1828 Comment
  RSA0123352  Eriastrum diffusum Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9052 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Agua Alta Canyon, approximately 3.5 air miles southeast of the summit of Martinez Mountain. 639 Comment
  JEPS69032  Eriastrum eremicum subsp. eremicum W. L. Jepson 1920-5-1 8915 Riverside Palm Springs of San Jacinto Comment
  JOTR34364  Eriastrum eremicum subsp. eremicum Andre, Jim 2012-4-16 20880 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  RSA0120067  Eriastrum eremicum subsp. eremicum Mark Brunell, M. Okada 1993-5-29 s.n. Riverside Sonoran (Colorado) Desert: Palm Springs area, SW corner of HWY 111 and Gene Autry Trail. 104 Comment
  CAS-BOT-BC514469  Eriastrum eremicum subsp. eremicum John Thomas Howell 1928-3-25 3559 Riverside Colorado Desert: 10 mi S of Palm Springs, on road to Indio Comment
  JOTR33874  Eriastrum harwoodii La Doux, Tasha, A. Miller and G. Clifton 2009-4-9 3049 Riverside Joshua Tree National Park. north eastern tip of Eagle Mountains; sand ramps interspersed w/ basalt outcrops 349 Comment
  UCR233934  Eriastrum harwoodii Duncan S. Bell 2010-5-1 903 Riverside Sonoran (Colorado) Desert, Arica Mountains, c. 8.6 air miles west of Rice and 6.8 air mi. NW of Priests Well 286 Comment
  UCR112491  Eriastrum sapphirinum A. C. Sanders, T. B. Salvato 2000-5-30 23441 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
  RSA0121571  Eriastrum sapphirinum subsp. dasyanthum N. C. Cooper 1944-5-20 1297 Riverside Banning. 701 Comment
  RSA0122969  Eriastrum sapphirinum subsp. sapphirinum Scott D. White, Justin M. Wood 2008-6-16 12141 Riverside San Jacinto Mountains: Meadow at Quinn Flat. 1378 Comment
  SD28108  Eriastrum sapphirinum subsp. sapphirinum Carl B. Wolf 1932-8-4 3915 Riverside San Jacinto Mountains; Point View, near Idyllwild. 1646 Comment
  UCR204183  Eriastrum sapphirinum subsp. sapphirinum LeRoy Gross, Duncan Bell 2008-9-16 3581 Riverside Peninsular Range; San Jacinto Mountains, west side of Garner Valley, near Hwy 74, c. 0.25 mi north from Ramona trailhead parking area 1365 Comment
  CAS-BOT-BC515041  Eriastrum sapphirinum subsp. sapphirinum H. M. Hall 1901-8-1 2635 Riverside San Jacinto Mts., south side 1584 Comment
  UCR123257  Ericameria cuneata Steve Boyd, D. E. Bramlet 1988-10-8 2859 Riverside San Jacinto Mtns. area, Cahuilla Mountain, SW of Anza at head of Bautista Canyon, along the crest of the mountain 1707 Comment
  UCR51859  Ericameria cuneata Steve Boyd 1987-11-23 2094 Riverside Perris-Aguanga basin region, Mt. Russell, north of Lake Perris, Moreno Valley. 762 Comment
  RSA93251  Ericameria cuneata var. spathulata F. W. Peirson 1928-11-30 8214 Riverside about 1 mile north of Cottonwood Spring, northeast of Mecca. Comment
  CAS-BOT-BC287511  Ericameria linearifolia H. M. Hall 1899-5-1 1140 Riverside At Kenworthy Comment
  JEPS31355  Ericameria linearifolia W. L. Jepson 1901-5-20 1330 Riverside Thomas Valley Mt. San Jacinto Range, Thomas Valley Comment
  LA202466  Ericameria linearifolia Martha Hilend Kinsey; 1935-3-31 sn Riverside Mission Canyon Comment
  POM310588  Ericameria linearifolia G. Mansfield, Jones 1956-05 s.n. Riverside Joshua Tree National Monument on road to Juniper Flats. 1463 Comment
  UCR241015  Ericameria linearifolia T. B. Salvato, Tracy Tennant 1998-4-16 MOR- 1215 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Potrero Canyon about 1 mile above locked gate, east side of road near old corrals, tree stand P-03 976 Comment
  CAS-BOT-BC298878  Ericameria nauseosa var. bernardina Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mts Comment
  UC218156  Ericameria nauseosa var. bernardina P. A. Munz 1922-9-7 6404 Riverside San Jacinto Mts., Tamarack Valley 2865 Comment
  UC1329850  Ericameria nauseosa var. mohavensis James E. Cole 1941-10-20 31 Riverside Optimist Mine Road Joshua Tree National Monument, Lost Horse Valley 1310 Comment
  CAS-BOT-BC299535  Ericameria paniculata J. C. Roos 1965-11-6 s.n. Riverside Whitewater 304 Comment
  HSC47477  Ericameria paniculata Richard Spjut 1978-11-21 5234 Riverside Colorado Desert; N of North Palm Springs along Indian Ave. Comment
  POM18175  Ericameria pinifolia M. French Gilman 1932-11-30 14 Riverside Banning Water Canyon. Comment
  RSA552731  Ericameria pinifolia Steve Boyd, Timothy S. Ross, Orlando Mistretta 1992-3-31 6753 a Riverside San Mateo Canyon Wilderness Area. Morgan Trail from Round Potrero W to junction with Tenaja Trail in N-fork Bear Creek. 671 Comment
  RSA674564  Erigeron foliosus Scott D. White 2000-5-31 7984 Riverside Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east- and north-facing slopes. 640 Comment
  RSA674938  Erigeron foliosus Scott D. White, Bill La Haye 2000-5-27 7961 Riverside San Jacinto Mountains: Baldy Mtn. area. 1616 Comment
  RSA761991  Erigeron foliosus Peter Guiden, C. Martinez, Naomi Fraga, L. McDade, et al. 2010-8-14 74 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  RSA0119984  Eriodictyon crassifolium Duncan S. Bell, Thomas Stoughton 2016-4-13 9267 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting along the Cactus Spring Trail, in the vicinity of Horsethief Creek. 1047 Comment
  RSA125984  Eriodictyon crassifolium E. K. Balls, P. C. Everett 1957-11-4 22743 Riverside Snow Creek, N. base of San Jacinto Mts. 701 Comment
  RSA481789  Eriodictyon crassifolium Lyman Benson 1960-3-22 16010 Riverside Mouth of Snow Canyon, NW of Palm Springs, San Jacinto Mtns, Salton Sea Drainage, Colorado Desert. 564 Comment
  RSA627478  Eriodictyon crassifolium A. C. Sanders 1999-5-31 22797 Riverside upper Two Trees Canyon, E of Belvedere Heights 610 Comment
  SDSU6018  Eriodictyon crassifolium Wende E. Rehlaender 1983-5-28 Riverside Santa Rosa Mountains. Along Highway 74 near turnoff for Ribbonwood Dr. about 19 miles along road from Palm Desert; about 3 miles. NW of Santa Mountain. Common, with Salvia, Adenostoma fasciculatum, A. sparsifolium, Eriogonum fasciculatum. Comment
  UC24074  Eriodictyon crassifolium H. M. Hall June, 1901 2006 Riverside western base San Jacinto Mountains; western base San Jacinto Mountains Comment
  RSA510043  Eriodictyon trichocalyx B. Pitzer, H. Pitzer, J. Hall 1987-4-23 571 Riverside Whitewater Canyon, from N edge of Fish Hatchery to 0.5 miles N of It, 5.5 miles N of I-10 on Whitewater Canyon road. 732 Comment
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Jan 14 2010
  SBBG15884  Eriodictyon trichocalyx C. Walker 1954-4-10 Riverside arroyo in White Water Cyn Comment
  RSA0065642  Eriodictyon trichocalyx var. trichocalyx Cheryl Sevilla, Sarah J. De Groot 2015-3-17 36 Riverside Transverse Ranges; San Bernardino Mountains region: San Gorgornio Wilderness Area; in the Whitewater river drainage 0.38 air miles northwest of the Whitewater Preserve Ranger Station. 687 Comment
  CAS-BOT-BC248625  Eriogonum apiculatum William M. Klein 1960-8-22 1582 Riverside North of Idyllwild along the trail to Suicide Rock and Mt San Jacinto, San Jacinto Mts. Comment
  RSA766422  Eriogonum davidsonii Ralph Hoffmann 1929-9-7 999 Riverside San Jacinto Mtns. 1646 Comment
  UC218108  Eriogonum davidsonii P. A. Munz 1922-6-25 5822 Riverside bet. Hemet Valley and Vandeventer; San Jacinto Mts. 1432 Comment
  UCR20541  Eriogonum davidsonii W. W. Mayhew 1977-7-4 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1921 Comment
  UCR249001  Eriogonum davidsonii Elizabeth A. Kempton, Naomi Fraga, Tim Tibault, Valentin Arvizu 2006-6-7 384 Riverside San Jacinto Mountains, near Palm View Peak, just east of Forbes Ranch Road 1879 Comment
  UCSB25721  Eriogonum davidsonii Gliessman, Stephen 1968-7-17 Riverside along Little Thomas Mountain Road, 2.9 miles southwest of junction with Highway 74, Little Thomas Mountain. 1554 Comment
  RSA517915  Eriogonum deflexum var. deflexum Steve Boyd, Thomas S. Elias, Erika Winter 1986-2-18 1333 Riverside Mecca Hills, Colorado Desert: Box Canyon, along Hwy 195. Comment
  SDSU6534  Eriogonum fasciculatum T. B. Bruhns 1966-6-30 279 Riverside Along road, S. side of Lake Mathews. 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
  UCR139621  Eriogonum fasciculatum subsp. polifolium A. C. Sanders 2004-7-1 28386 Riverside Perris-Aguanga Surface/Menifee Valley Region, Paloma Valley, large rocky hill (1762 ft.) 1 mi. east of Murrieta Rd. and 1 mi. N of Bundy Canyon Rd., c. 5 miles due south of Sun City 488 Comment
  OBI11104  Eriogonum fasciculatum var. foliolosum Tracey & Viola Call, Viola Call 1962-4-13 2131 Riverside Tin Mine Cyn near Corona Comment
  RSA500168  Eriogonum fasciculatum var. foliolosum Steve Boyd, Tim S. Ross, L. Arnseth 1989-6-10 3659 Riverside Vail Lake area, Temecula Creek canyon below the dam. 457 Comment
  SD229218  Eriogonum fasciculatum var. foliolosum Dick Schwenkmeyer 2012-4-17 694 Riverside Mt. San Jacinto: Vista Grande, 2 miles south of U.S. Forestry station on Highway 243 north of Idyllwild 1618 Comment
  UCR139184  Eriogonum fasciculatum var. foliolosum Virginia Moran 2003-4-23 s.n. Riverside Peninsular Range, Warm Springs Preserve (managed by Center for Natural Lands Management), approximately 8 km north of Temecula and 3 km northeast of the [west?] end of Hunter Road 396 Comment
  RSA5601  Eriogonum fasciculatum var. polifolium Carl B. Wolf 1932-10-12 4296 Riverside Above Pinyon Well, Little San Bernardino Mts. 1220 Comment
  RSA650862  Eriogonum fasciculatum var. polifolium C. J. Humphrey, Herbert Humphrey, E. T. Bartholomew 1936-6-7 50 Riverside In desert 15 miles north [E?] of Riverside 366 Comment
  UC56792  Eriogonum fasciculatum var. polifolium W. L. Jepson May 17 1901-Jun 1 1901 1338 Riverside East base San Jacinto Mt. San Jacinto Mt. 914 Comment
  CLARK-A1528-3649  Eriogonum gracile Robin Kobaly 1977-8-26 Riverside Comment
  SBBG128834  Eriogonum gracile A. C. Sanders 2008-7-25 35911 Riverside E side of May Valley, along Bonita Vista Rd at foot of hills 1580 Comment
  UCR260531  Eriogonum gracile T. B. Salvato, Matt Malle, Tom Sullivan 2014-5-28 7994 Riverside Perris-Aguanga Basin, Menifee, west side of Byers Rd between Wickerd Rd and Adjer St. 0.75 mi northwest of the intersection of Bundy Canyon Road and Murrieta Rd, and 4.1 mi southeast of Canyon Lake Comment
  UCR138593  Eriogonum gracile var. gracile D. L. Banks 1996-11-7 1217 Riverside Agua Tibia Mountains, NW Palomar Mountains: Pechanga Indian Reservation, east of San Gabriel Church. At the end of the main road in the Reservation, 1.6 km east of the roads crossing with Pechanga Creek on the N fork of the creek, at the E end of the Reservation 415 Comment
  UCR166711  Eriogonum gracile var. gracile Scott D. White 2005-7-6 11158 Riverside San Jacinto Mtns/Sonoran/Colorado Desert, San Gorgonio Pass: Cabazon. Toeslope of the San Jacinto Mtns and adjacent fan west of San Gorgonio River, south of the I-10 Fwy 610 Comment
  SD232300  Eriogonum gracile var. incultum LeRoy Gross, Elizabeth A. Kempton 2008-8-21 3572 Riverside Peninsular Ranges; San Jacinto Mountains region; Souther spur of Pine Meadow, southeast of Highway 74. 1477 Comment
  CAS-BOT-BC257573  Eriogonum inflatum Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring 60 Comment
  JOTR16812  Eriogonum inflatum Vanderspek & Youse 1964-4-19 s.n. Riverside Joshua Tree National Park. WILSON CANYON 853 Comment
  RSA784978  Eriogonum inflatum Duncan S. Bell 2012-3-18 3222 Riverside The Mecca Hills; southeastern section of hills; at mouth of Hidden Canyon where drainage is blocked by the Coachella Canal, approximately 2.8 air miles southwest of Hidden Spring. 20 Comment
  UCR165285  Eriogonum inflatum John F. Green 2005-2-2 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 mi east of Desert Beach 24 Comment
  RSA65306  Eriogonum inflatum var. inflatum F. W. Peirson 1914-1 1734 Riverside Whitewater, N.W. Colorado Desert. Comment
  UC635000  Eriogonum inflatum var. inflatum H. L. Mason 1928-3-10 4230 Riverside Hidden Springs Canyon Coachella Mountains, Hidden Springs Canyon Comment
  UC6360  Eriogonum molestum H. M. Hall July, 1901 2386 Riverside wooded slopes and benches of the s side San Jacinto Mountains San Jacinto Mountains 1615 Comment
  JOTR35311  Eriogonum nudum var. pauciflorum Wheeler, Mark 2011-10-20 s.n. Riverside Joshua Tree National Park. large wash about 1 mile SW of Eureka Peak. 1380 Comment
  JOTR35375  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
  RSA342543  Eriogonum pusillum Robert F. Thorne, W. A. Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54087 Riverside San Bernardino Mountains: Flood plain (wash) along Whitewater River, ca. 3.0 miles N of Whitewater Post Office. 591 Comment
  SJSU1822  Eriogonum pusillum J. W. Tilden 1957-4-18 1097 Riverside near Whitewater E of San Gorgonio Pass 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
  CAS-BOT-BC263547  Eriogonum thomasii John Thomas Howell 1931-6-5 6653 Riverside 1 mile east of Whitewater Comment
  POM123039  Eriogonum thomasii Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  SBBG81485  Eriogonum thomasii S. A. Junak 1983-3-23 1622 a Riverside Jefferson Rd, across from entrance to Cahuilla Lake County Park, S of Indio Comment
  UC724336  Eriogonum thomasii Aven Nelson, Ruth A. Nelson 1939-3-30 3351 Riverside near Desert Center (n of Chuckwalla Mts.) Comment
  UCR72225  Eriogonum thomasii Theo Glenn 1991-5-30 91- 117 Riverside Sonoran (Colorado) Desert, Mule Mtns, 0.2 mi. east of the Opal Hill Mine, just north of the Imperial County line and west of Palo Verde 200 Comment
  UCR72234  Eriogonum thomasii Theo Glenn 1991-5-24 91- 131 Riverside Sonoran (Colorado) Desert, Palen Mtns, NE of Desert Center 399 Comment
  UCSB1538  Eriogonum thomasii Haller, John 1960-4-2 Riverside north base of Orocopia Mtns; 1.3 miles south of the junc. of US 60-70 and the south entrance road to Joshua Tree Nat. Mon 487 Comment
  UCD101296  Eriogonum thurberi Steve Boyd; Tim Ross, Laurel Arnseth 1989-6-10 3681 Riverside Vail Lake area, benches of Arroyo Seco and slopes of adjacent sedimentary hills to E. 487 Comment
  CLARK-A1045-213  Eriogonum trichopes George K. Helmkamp 1979-4-18 Riverside Indio Hills Dillon Road at dry wash; Lost Horse Mtn. 15'Q Comment
  JEPS56291  Eriogonum trichopes W. L. Jepson 1920-5-1 8916 Riverside Palm Springs of Mt. San Jacinto 137 Comment
  RSA775721  Eriogonum trichopes Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-31 956 Riverside Dune system along Midland Rice Road, South of Arica Mountains. 305 Comment
  UCR50886  Eriogonum trichopes A. C. Sanders 1988-5-11 7809 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal, east of the gasline road from Niland 549 Comment
  UCR102942  Eriogonum trichopes var. trichopes George K. Helmkamp 1998-4-4 3142 Riverside Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd) 457 Comment
  IRVC26927  Eriogonum viridescens A. C. Sanders, Mark Elvin 2001-8-17 24597 Riverside trail from Key's View to Inspiration Point, Joshua Tree National Park Mojave Desert, Little San Bernardino Mtns 1585 Comment
  SD232307  Eriogonum wrightii var. membranaceum LeRoy Gross, Elizabeth A. Kempton 2008-8-21 3573 Riverside Peninsular Ranges: San Jacinto Mountains region: Southern spur of Pine Meadow, SE of Highway 371, NW of Santa Rosa Summit; Survey north side of Highway 74. 1477 Comment
  RSA0121598  Eriophyllum ambiguum var. paleaceum Duncan S. Bell, LeRoy Gross 2016-3-29 9104 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in a side canyon just off of Martinez Canyon, approximately 5.75 air miles southeast of the summit of Martinez Mountain. 625 Comment
  RSA472332  Eriophyllum ambiguum var. paleaceum M. B. Dunkle 1932-3-25 2912 Riverside Near Cathedral Canyon. Comment
  SDSU20271  Eriophyllum confertiflorum Adrienne D. Russell, Tahirch Linz & Matt Guilliams 2000-4-29 123 Riverside Santa Margarita Ecological Reserve, Temecula, insect trail, mapping project for plant taxonomy class. Comment
  CLARK-A1528-4853  Eriophyllum confertiflorum var. trifidum John C. Roos 1937-4-18 1369 Riverside Snow Creek Comment
  UCR167816  Eriophyllum multicaule A. C. Sanders 2005-4-21 29572 Riverside Peninsular Range, Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 mi. ESE of Gavilan Peak 622 Comment
  POM358160  Eriophyllum wallacei N. R. Zabriskie, W. M. Zabriskie 1973-4-25 643 Riverside Deep Canyon drainage, E side Hwy 74, opposite Black Hill, Santa Rosa Mtns. (site 22) 914 Comment
  RSA0035938  Eriophyllum wallacei Deidre Conocchioli, Duncan S. Bell 2014-3-4 151 A Riverside Off the Pacific Crest Trail in the San Bernardino Mountains. In Whitewater Canyon 8.5 miles E of Hwy-62. Just S of Red Dome. 695 Comment
  RSA483567  Eriophyllum wallacei D. Charlton 1988-5-21 1942 Riverside Thomas Mountain Rd, from North to South. West of Garner Valley and South of Lake Hemet on Hwy 74 1677 Comment
  UC31774  Eriophyllum wallacei H. M. Hall 1899-6-23 1179 Riverside El Toro Mt. San Jacinto Mountains, Coyote Canyon, El Toro Mt. (in Coyote Canyon) 1524 Comment
  UCR241384  Erodium botrys T. B. Salvato, Mike Landers 2013-3-21 7384 B Riverside Perris-Aguanga Basin, Murrieta, between Hwy 215 and State Route 79 (Winchester Rd), 0.23 mi east of the intersection of Keller Rd and Menifee Rd 470 Comment
  JOTR31058  Erodium cicutarium La Doux, Tasha, Maria Harding, Mark Wheeler 2010-5-20 2041 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lower Covington Flats; STOP 1: drainage heading toward Smithwater Canyon, rocky canyon with narrow sandy bottom Comment
  RSA390940  Erodium texanum Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  UCR26267  Erodium texanum John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Mouth of Lost Palms Wash, Eagle Mountains Comment
  SBBG122755  Eryngium aristulatum var. parishii A. Parikh 1990-5-14 170 Riverside Santa Rosa Plateau Ecological Reserve, NE part of Mesa de Burro, S of Miller Cyn, 3.3 km SSW of Murrieta 593 Comment
  CAS-BOT-BC54328  Erysimum capitatum G. B. Rossbach 1955-4-22 584 Riverside Juniper Flat, north side of Little San Bernardino Mountains. 1432 Comment
  RSA763060  Erysimum capitatum E. W. Lathrop 1968-5-22 6926 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest 1220 Comment
  NY732723  Erysimum capitatum var. capitatum N. H. Holmgren 1969-6-17 3581 Riverside San Jacinto Mountains, Black Mountain, campground at the turnoff to a lookout tower Comment
  RSA0020237  Erythranthe breweri Duncan S. Bell, Valentin Arvizu 2010-5-10 979 Riverside San Bernardino National Forest: Garner Valley, approximately 1.1 air mile southeast of junction of forest service road 6S13 and forest service road 6S04. 1349 Comment
  SDSU10779  Erythranthe guttata M. De Lisle 1962-7-28 18 Riverside Black Mtn. camp grounds. Montane Forest. 2347 Comment
  RSA0020058  Erythranthe guttata L. T. Street 1901-5-30 s.n. Riverside [Unspecified] Comment
  JOTR35441  Eschscholzia Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 47 Riverside Joshua Tree National Park. Little San Bernardino Mtns. W of Juniper Flats (stop1) Comment
  RSA0022939  Eschscholzia androuxii N. Dunn 1932-3-26 s.n. Riverside Cottonwood Springs Comment
  RSA0023132  Eschscholzia androuxii I. W. Clokey 1935-4-17 6628 Riverside Cottonwood Springs. Comment
  RSA433685  Eschscholzia californica Bonnie C. Templeton 1930-4-15 1489 Riverside Near Gavilan Peak. 500 Comment
  UC1584114  Eschscholzia californica Steve Boyd, Tim Ross, and Laurel Arnseth 1990-3-29 3859 Riverside cinder cone ridge at n side mouth of Temecula Creek Cyn (s flank of mt.); 'Big' Oak Mtn., Vail Lake area 396 Comment
  UCD94179  Eschscholzia californica Shannon M. Still 2008-3-19 288 Riverside California. Riverside County. 566 Comment
  UCR92152  Eschscholzia californica D. L. Banks, Peter L. Morrell 1995-5-4 0313 Riverside Agua Tibia Mtns., Cleveland National Forest, north of the Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn, east of the Dripping Springs Alcove Area, SE of the Dripping Springs Campground at base of hills north of Wildhorse Peak. 537 Comment
  JEPS21007  Eschscholzia minutiflora H. M. Hall May 17 1901-Jun 1 1901 1804 Riverside from Riverside to Santa Rosa Peak and Palomar Comment
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Nov 27 2011
  LA85186  Eschscholzia minutiflora F. R. Fosberg; 1941-4-21 209 Riverside Morongo Pass Area, Desert City Comment
  UCR180229  Eschscholzia minutiflora Scott D. White, Pam Devries 2006-3-14 11257 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, a few mi east of Indio, at proposed I-10 Freeway/ McNaughton Parkway interchange, north of the I-10 Freeway 152 Comment
  UCR74363  Eschscholzia minutiflora Theo Glenn 1991-5-2 91- 23 Riverside Sonoran (Colorado) Desert, McCoy Mountains, NW of Blythe 350 Comment
  RSA767449  Eschscholzia parishii Jim Andre, Tasha La Doux 2009-3-10 11234 Riverside Joshua Tree National Park: south end of the Cottonwood Mountains near Pinkham Wash just north of aqueduct just inside National Park boundary, approx. 7 miles west of south entrance into park at Cottonwood. 542 Comment
  UCR148448  Eschscholzia parishii John F. Green, Chet McGaugh 2005-1-19 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, 1.5 mile transect along Coachella Canal right-of-way, between siphons 26 and 28, north of Hunters Spring, near S base of Orocopia Mtns. 21 Comment
  UCSB3660  Eschscholzia parishii Wilson, Richard 1958-3-22 Riverside 7 miles East of Desert Center on U.S Highway 60-70 Comment
  UCSB3662  Eschscholzia parishii Haller, John 1958-3-22 Riverside immediately S of Hwys 60-70; 5.8 miles E. of Desert Center Comment
  RSA0022915  Eschscholzia parishii I. M. Johnston 1917-4-4 1003 Riverside Colorado Desert: Palm Canyon. 305 Comment
  UCR113161  Eucalyptus rudis A. C. Sanders 1998-1-15 21649 Riverside Lake Skinner area, along old Rawson Rd. at N edge of Crown Valley, at crest of road where it drops into Diamond Valley 640 Comment
  HSC78513  Eucrypta chrysanthemifolia Rodney Hendrick 1965-3-14 Riverside Box Canyon about 8 mi. E of Mecca 183 Comment
  RSA709795  Eucrypta chrysanthemifolia A. C. Sanders 2004-5-5 27770 Riverside Gavilan Hills: Route of proposed realignment of Gavilan Rd., SSW from Multiview Rd. intersection, ca. 0.25 mi. NNW of Harford Spring, ca. 1.2 mi. NE of Gavilan Peak. 579 Comment
  UCR119265  Eucrypta chrysanthemifolia Mitch Provance 1998-6-10 635 Riverside City of Riverside, East side of Pachappa Hill, as accessed from where Panorama road crosses the 91 freeway. 335 Comment
  UCR87633  Eucrypta chrysanthemifolia A. C. Sanders 1994-5-30 14607 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  SD211602  Euphorbia Louis C. Wheeler 1950-4-7 6759 Riverside Circa 3 miles West of Dale Lake, just West of two pumping plants on main 29 Palms - Amboy Road. Comment
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Aug 15 2012
  JOTR38518  Euphorbia abramsiana Harding, Mitzi, Kipp Callahan 2012-8-27 285 Riverside Joshua Tree National Park. Pinto Basin, along southern edge of Pinto Mountains; along Old Dale Road, near Sunrise Mill Comment
  SEINET3106568  Euphorbia eriantha Sears 1977-10-12 S- 562 Riverside Corn Springs Rd. in Corn Springs wash, 3 miles from Corn Springs and 5 miles from the highway. 439 Comment
  UCR244425  Euphorbia eriantha Jim Andre 2012-4-16 20920 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  SD63334  Euphorbia lurida Walter Bertsch 1957-6-29 953 Riverside Santa Rosa Mountains, desert slope of Toro Peak 2440 Comment
  JOTR32107  Euphorbia micromera Harding, Mitzi, Kipp Callahan 2012-8-27 282 Riverside Joshua Tree National Park. Pinto Basin, along southern edge of Pinto Mountains; along Old Dale Road, near Sunrise Mill Comment
  UCR240067  Euphorbia polycarpa A. C. Sanders, Tim Thomas, T. B. Salvato 2012-11-1 40503 Riverside Sonoran (Colorado) Desert, Chuckwalla Bench, south of the Chuckwalla Mtns., along Bradshaw Trail 1 km SE of Augustine Rd. junction, large wash on SW side of road 695 Comment
  OBI70889  Euphorbia prostrata Louis C. Wheeler 1964-10-10 8634 Riverside 3030 Oak Ave, Corona Comment
  CLARK-A1528-441  Euphorbia serpyllifolia C. M. Flanagan 1973-6-13 OO 717 Riverside Morongo Indian Reservation 1127 Comment
  SD109085  Euphorbia setiloba Grady L. Webster, R. Hildreth 1966-12-10 7467 Riverside Wash in Box Canyon, ca. 9-10 miles northeast of Mecca on California 195. 239 Comment
  RSA0121045  Fagonia laevis Duncan S. Bell, LeRoy Gross 2016-3-29 9122 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
  RSA391189  Fagonia laevis Christopher Davidson 1979-4-4 7705 Riverside Orocopia Mountains: Box Canyon on Box Canyon Road, 5.9 miles E of Mecca 305 Comment
  RSA775296  Fagonia laevis Duncan S. Bell 2011-3-19 2061 Riverside West side of the Chuckwalla Mountains; north of Red Cloud Mine Road; approximately 1 air mile southwest of Lost Pony Mine. 599 Comment
  SEINET936428  Fagonia laevis Helen K. Sharsmith 1952-1 4062 Riverside Northwest base of Chuckwalla Mountains 7 miles south of Highway 60-70. 533 Comment
  UCD107160  Fagonia laevis C. L. Hitchcock 1966-3-16 24209 Riverside Along Palms to Pines Highway, 4 mi. S. of Palm Desert. 609 Comment
  UCR91558  Fagonia laevis A. C. Sanders, A. Knapp, P. J. MacKay, L. Lubinsky, et al. 1995-2-12 15922 Riverside Sonoran (Colorado) Desert, Coachella Valley, mouth of Fargo Canyon, Litthe San Bernardino mtns., 1.2 mi. above junction with Aqueduct Road. 367 Comment
  VVC1721  Fagonia laevis Jim Andre, T. La 2009-3-10 s.n. Riverside Colorado Desert, Joshua Tree Natl. Park; south end of the Cottonwood Mtns near Pinkham Wash just N of aquaduct just inside JTNP boundary, approx 7 mi W of S entrance into park at Cottonwood. 542 Comment
  CAS-BOT-BC173165  Fagonia pachyacantha Steve Boyd; Tammy Morgan; Aydee Virgen; Sarah De Groot; Valentin Arvizu; Tim Thibault 2004-5-14 11237 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region: Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road... Comment
  CAS-BOT-BC56786  Ferocactus cylindraceus Geo. Lindsay 1954-4-1 2059 Riverside Field redacted by CAS, contact the data manager for more information Comment
  UCR158269  Festuca microstachys A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-4-14 29493 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
  LA13119  Festuca myuros F. M. Reed; 1903-12-13 407 Riverside Box Spring Mountains, Footills Comment
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Sep 20 2013
  UCR171957  Festuca myuros John F. Green 2006-4-18 s.n. Riverside NE of Murrieta, just south of Los Alamos Rd. ('Clinton Keith Rd.'), on E and W sides of Liberty Rd. border between City of Murrieta and unincorporated French Valley 415 Comment
  RSA528883  Festuca occidentalis M. Curto, Linda Allen 1991-6-26 771 Riverside 3km SE of Pine Cove on San Bernardino NF road 5S10. Comment
  RSA519123  Filago californica N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 175 Riverside Oasis de Los Osos Preserve, off Snow Creek Canyon at the N ft of the San Jacinto Mountains, 1 mi W of Snow Creek Village. 488 Comment
  SEINET3082495 Image available Filago californica Robert F. Thorne, Drs. Fosberg, Sachet, & Herbst 1983-4-23 55488 Riverside San Bernardino Mts: Sandy wash along Whitewater River where road crosses river below fish hatchery, ca. 4 mi. N of Whitewater Post Office. Comment
  UCR158330  Filago gallica A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30056 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
  RSA1241  Forestiera pubescens B. D. Stark 1930-3-17 1486 a Riverside Cajalco District, Riverside County. Comment
  CAS-BOT-BC384201  Forestiera pubescens subsp. parvifolia B. D. Stark 1930-3-17 1486 -a Riverside Cajalco District Comment
  RSA0018454  Frangula californica subsp. cuspidata D. Charlton 1988-5-21 1974 Riverside Thomas Mountain Road, from North to South. West of Garner Valley and South of Lake Hemet on Hwy 74. 1829 Comment
  RSA293533  Frasera parryi C. W. Tilforth, Walter Wisura 1979-8-8 1902 Riverside Along hiway 74, 7.5 mi. south-east of Lake Hemet turn-off, Garner Valley Comment
  SEINET204006  Frasera parryi Victor Duran 1933-7-1 3488 Riverside Near Santa Rosa, Santa Rosa Mountains. 1829 Comment
  CAS-BOT-BC211019  Fraxinus velutina I. M. Johnston 1917-12-1 1804 Riverside Santa Ana River N.W. of Corona 182 Comment
  POM158458  Funastrum cynanchoides var. hartwegii P. A. Munz 1927-5-21 10871 Riverside 10 miles SW of Coahuila [now Cahuilla] Comment
  RSA49192  Funastrum hirtellum P. A. Munz 1949-4-12 13041 Riverside Dry rocky ridgen and slopes, edge of limestone and hematite bear Iron Chief Mine, north end of Eagle Mts. Mohave Desert. 1067 Comment
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Jun 26 2009
  RSA779724  Funastrum hirtellum Duncan S. Bell 2009-3-8 92 Riverside Arica Mountains: west side of mountain range in main western drainage approximately 2.5 air miles west of Priest Well or approximately 7 air miles southwest of the ghost town of Rice. 420 Comment
  UCR35176  Galium andrewsii L. B. Ziegler 1967-9-28 252 Riverside San Jacinto Mountains, Hemet (Garner) Valley 1463 Comment
  SD73599  Galium aparine Helen V. Witham 1970-5-1 846 Riverside steep north bank, Bautista Canyon, southeast of Hemet 800 Comment
  UCR84785  Galium aparine Scott D. White, S. Ogg 1994-4-21 1958 Riverside San Bernardino Mtns., Millard Canyon, near stream crossing with USFS Road 2S05, c. 4 mi south of Bear Wallow Spring 976 Comment
  SBBG118778  Galium porrigens var. porrigens S. D. White 1999-7-9 7536 Riverside near Idyllwild Community Service District sewage ponds at terminus of USFS Rd 5S24.2; T5S R2E boundary of S15/22 1430 Comment
  POM367819  Galium stellatum M. B. Dunkle 1937-3-25 4928 Riverside Colorado Desert. Shaver's Well Comment
  UCR260227  Galium stellatum subsp. eremicum A. C. Sanders, Jim Malusa 2015-3-11 41407 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, side canyon draining from the NE into large canyon containing the Gasline Road, c. 2.5 miles north of the Imperial Co. line, US Navy Chocolate Mountains Aerial Gunnery Range 610 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
  RSA115033  Garrya veatchii E. K. Balls, P. C. Everett, S. Tillett 1955-7-19 20972 Riverside San Jacinto Mts., Hwy 74, Hemet to Idyllwild, 2.8 mi. NW from Mountain Center 1189 Comment
  CDA5294  Gaura sinuata A. C. Sanders, T. B. Salvato 2001-5-24 24364 Riverside Perris-Aguanga Basin; Temecula, Long Canyon west of Del Rey Rd., along bottom of canyon W of junction of Av. Pina Colada Comment
  UCR117074  Gaura sinuata A. C. Sanders, Steven R. Hill 2001-5-4 24127 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon area west of Del Rey Rd., along bottom of canyon west of junction of Av. Pina Colada 345 Comment
  UCD103558  Gayophytum heterozygum H. Lewis; M. Lewis 1962-8-2 1306 Riverside San Jacinto Mts. Pine Cove Road, Pine Cove, 0.4 mile west of Idywllwild-Banning Road. Comment
  UCR16979  Gayophytum oligospermum Harlan Lewis, M. Lewis 1962-8-2 1307 Riverside Peninsular Range; San Jacinto Mtns., Pine Cove Road, Pine Cove, 0.4 mi west of Idyllwild-Banning Road Comment
  UCR115944  Gazania linearis Mitch Provance 1998-6-11 672 Riverside Jurupa Mountains, 'Twin Canyons', south of the historical community known as Declezville; housing development now known as Southridge 320 Comment
  UCR95302  Gazania linearis Steve Boyd, L. Fuentes 1996-5-2 8765 Riverside Santa Ana Mtns., Santa Rosa Plateau, intersection of Tenaja Rd. and Rancho California Rd, SE of Tenaja Guard Station, in flats between Redonda Mesa and Squaw Mtn. 610 Comment
  POM30733  Geraea canescens W. G. Wright s.n. Riverside Agua Caliente (Palm Spring), Colorado Desert. Comment
  POM358658  Geraea canescens H. S. Gentry 6201 Riverside 15 miles N of Desert Center, Riverside County? Comment
  UC61547  Geraea canescens Miss Mary McKibben 1904-5-1 Riverside Mecca Comment
  UCR167262  Geraea canescens John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, NNE of Rancho Dos Palmas, between Coachella Canal siphons 28 and 29 24 Comment
  SEINET10726154  Geraea canescens David B. Dunn 1948-3-14 Dunn 3765 Riverside Found 5 miles west of Thousand Palms. Comment
  RSA667120  Geranium carolinianum A. C. Sanders, T. B. Salvato 2000-5-8 23384 Riverside San Bernardino Valley region; Riverside, UCR Botanical Garden, E side of the campus. 121 Comment
  UCR177324  Geranium carolinianum Scott D. White, Michael Honer 2003-5-27 9415 Riverside Gavilan Hills / Temescal Canyon, hills and canyons c. 1 mile north of the I-15 Fwy and 1 mi east of Lake Street exit, south and/or west of unnamed peak '2349 549 Comment
  RSA606301  Gilia angelensis Jon E. Keeley 1994-4-22 25325 Riverside Shipley Reserve 670 Comment
  UC564016  Gilia angelensis L. R. Abrams 1935-4-7 13676 Riverside 2 mi sw Perris (Gavilan Hills); , sw of Perris Comment
  UCR155833  Gilia angelensis 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
  RSA470272  Gilia capitata subsp. abrotanifolia Jean Carnine 1932-2-28 s.n. Riverside Santa Ana River Comment
  UC908922  Gilia capitata subsp. abrotanifolia Herbert L. Mason 1926-5-2 3196 Riverside Temecula Valley Comment
  UCR103996  Gilia maculata George K. Helmkamp 1998-4-3 3070 Riverside Sonoran (Colorado) Desert, Whitewater River, bordering the north side of Hwy I-10; E side of the river 396 Comment
  UCR202410  Gilia ochroleuca 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
  UCR23210  Gilia ochroleuca J. C. Lyman 1981-5-15 s.n. Riverside San Jacinto Mtns, May Valley Road, Idyllwild Comment
  CAS-BOT-BC407625  Gilia ochroleuca subsp. exilis Frank W. Gould 1943-4-17 2108 Riverside 12 miles S of Corona on Elsinore Road Comment
  RSA0016275  Gilia ochroleuca subsp. exilis A. C. Sanders, B. Pitzer 1986-4-30 6475 Riverside Lower Bee canyon, 0.2 mi. above the mouth of the canyon. 610 Comment
  UC737092  Gilia ochroleuca subsp. exilis Frank W. Gould 1943-4-17 2108 Riverside on Elsinore Road on sandy lowland flats 12 mi s Corona; s of Corona Comment
  JOTR34278  Gilia sinuata La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 3293 Riverside Joshua Tree National Park. Little San Bernardino Mtns; ridge just south of Quail Mountain peak; N-facing steep slope (stop 5) Comment
  UCR19801  Gilia splendens W. W. Mayhew 1977-7-12 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1921 Comment
  JOTR33731  Gilia stellata La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2731 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
  JOTR33776  Gilia stellata La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-6-1 2928 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Northeast of Quail Mountain and just west of Johnny Lang Mine; Previously burned loose, rocky, gravelly slope above large drainage (stop 2) Comment
  RSA49190  Gilia stellata P. A. Munz 1949-4-13 13043 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  RSA709878  Gilia stellata Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4623 -a Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  RSA776839  Gilia stellata Amber Swanson, Duncan S. Bell 2011-3-18 224 Riverside About 3 airmiles SE of Desert Center, N of Chuckwalla Mtns. 392 Comment
  UCD117897  Gilia stellata Raymond A. Evans 1949-11-10 s.n. Riverside Canyon west of White Water Canyon, north of Palm Springs. Comment
  UCD117902  Gilia stellata Robert F. Thorne 1963-3-29 32414 Riverside 9 miles east of Mecca, Mecca Hills. 152 Comment
  UCR279333  Gilia stellata A. C. Sanders, Jim Malusa 2017-3-23 42938 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 3 miles east of Iris Pass 854 Comment
  UCR88428  Gilia stellata A. C. Sanders, K. C. Rose 1995-4-5 16348 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  UCR88535  Gilia stellata A. C. Sanders 1995-4-13 16492 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
  SEINET7063458  Gilia tricolor A. G. Vestal 1947-3-30 s.n. Riverside About 3.8 miles west of Sage on East Benton Road. UTM Zone 11, 499147mE, 3715592mN. (WGS84/NAD83). 511 Comment
  UCR61091  Githopsis diffusa Steve Boyd, K. A. Boyd, Richard Noyes, L. Arnseth, C. Boyd 1988-5-28 2307 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  SD146033  Glebionis coronaria A. C. Sanders 1998-4-16 21753 Riverside Field on the west side of Iowa Ave., just north of the Santa Fe Railroad tracks. 287 Comment
  RSA653663  Glinus lotoides A. C. Sanders, Mitch Provance 1999-9-26 23111 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. S of Eden Hot Spr., [UTM 10km cell: 11S MH-9E, 4N. Mt. Rudolph] 433 Comment
  UCR275274  Glinus lotoides T. B. Salvato, Gregg Miller 2005-6-7 1490 Riverside Peninsular Range, Gavilan Hills, Lindell (Stovepipe) Road north of Snake Road, c. 4.5 miles north-northwest of Lake Elsinore 640 Comment
  RSA89959  Gnaphalium canescens J. C. Roos 1950-10-21 5014 Riverside Wonderland of Rocks [Joshua Tree National Park] 1220 Comment
  CLARK-A1528-4906  Gnaphalium microcephalum John C. Roos 1947-9-6 3745 Riverside San Jacinto Mountains Comment
  RSA632470  Gnaphalium stramineum Scott D. White 1998-6-17 6752 Riverside Gavilan Hills, W Riverside Co.: Along Gavilan Rd. or Santa Rosa Mine Rd.; ca. 7 mi survey route from Gavilan/Cajalco Rd. jtn. south and east to Santa Rosa Mine/Post Rd. jtn. 488 Comment
  UCR154373  Gnaphalium stramineum A. C. Sanders, Mike Misenhelter 2005-6-15 30967 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
  UCR21313  Gnaphalium stramineum Steve Boyd 1980-7-3 s.n. Riverside Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve 518 Comment
  JEPS54091  Guillenia lasiophylla W. L. Jepson 1927-4-12 11657 Riverside ne of Mecca; Painted Canyon 76 Comment
  POM118627  Guillenia lasiophylla Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  UC354428  Guillenia lasiophylla Edmund C. Jaeger 1925-12-12 Riverside near Palm Springs; Eagle Canyon 106 Comment
  LA203644  Gutierrezia californica Elizabeth McClintock; L. Erickson 1937-11-6 sn Riverside San Jacinto Mountains, Palms to Pines Highway Comment
  UCR250366  Gutierrezia californica A. C. Sanders 2014-4-25 41072 Riverside Peninsular Range, Temescal Canyon, Richland property between Horsethief Canyon Rd and Hostettler Rd., SW of I-15 392 Comment
  UCSB45957  Gutierrezia californica Roos, John 1965-6-21 Riverside The hills 2 miles south of Beaumont Comment
  UCR150637  Gutierrezia microcephala Bern Schwenn 1994-9-25 s.n. Riverside Joshua Tree National Monument, W side of Lost Horse Mountains, north side of first pass (divide crossing) on road between Lost Horse Well and Lost Horse Mine, south of Ryan Campground Comment
  LA203631  Gutierrezia sarothrae W. Pequegnat; 1937-9-6 sn Riverside Santa Ana Mountains, Ortega Rd Comment
  POM359227  Gutierrezia sarothrae N. C. Cooper 1943-9-11 912 Riverside Below Idlewild. 915 Comment
  SDSU16684  Gutierrezia sarothrae Francis H. Bozzolo 2006-4-16 6 Riverside Santa Margarita Ecological Reserve, southern end, NNW of residence building, slope immediately behind avocado grove between 2 gullies. 229 Comment
  UCR138557  Haplopappus squarrosus subsp. grindelioides Steve Boyd, D. E. Bramlet 1988-10-8 2876 Riverside San Jacinto Mtns. area, Cahuilla Mountain, SW of Anza at head of Bautista Canyon, along the crest of the mountain 1707 Comment
  UCR34963  Haplopappus venetus subsp. vernonioides L. B. Ziegler 1966-10-16 103 Riverside San Jacinto Valley/San Jacinto Mtns. Foothills, Soboba Indian Reservation 503 Comment
  UCR174382  Harpagonella palmeri A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32568 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  UCR199717  Hedypnois cretica Scott D. White 2008-4-28 11913 Riverside San Gorgonio Pass, Banning, south of Hwy I-10 and just north of San Jacinto Mountains toe slope. East of Sunset Avenue 701 Comment
  RSA0065453  Helianthemum scoparium var. aldersonii M. P. Harthill 1976-5-6 s.n. Riverside Rancho Calif. [Rancho California] 609 Comment
  CLARK-A1528-2189  Helianthus canus John C. Roos 1952-3-27 5423 Riverside Palm Springs 121 Comment
  CHSC356  Helianthus gracilentus V. Holt 1942-3-29 Riverside Santa Rosa mountains. Comment
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Feb 10 2009
  POM49854  Helianthus gracilentus P. A. Munz, I. M. Johnston 1924-7-29 8874 Riverside Roadside in chaparral near poppet Flat Comment
  RSA487425  Helianthus gracilentus 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
  JEPS35472  Helianthus petiolaris subsp. canescens W. L. Jepson 1914-5-23 6057 Riverside Coachella Desert Comment
  UCR128254  Heliotropium curassavicum A. C. Sanders, Kelly Volansky 2003-10-16 27344 Riverside Moreno Valley, lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. 534 Comment
  UCR135863  Hemizonia A. C. Sanders 2004-4-20 27574 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  POM12000  Hemizonia kelloggii Mary F. Spencer 1921-5-29 1192 Riverside San Jacinto 549 Comment
  POM4992  Hemizonia paniculata L. R. Abrams 1901-5-20 15513 Riverside Elsinore. Comment
  UCR114201  Hemizonia paniculata A. C. Sanders, D. Malueg, K. D. Jones, et al 2000-9-8 23640 Riverside Perris-Aguanga Basin Region, French Valley, near south end of Briggs Rd. on east side of Hwy 79, near industrial park, c. 0.5 km SE of Adobe Spring 384 Comment
  UCR127561  Hemizonia paniculata A. C. Sanders, T. B. Salvato 2003-5-21 26787 Riverside Elsinore Valley, Wildomar, old ranch parcel SE of Wesley St. and SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  UCR213869  Hemizonia paniculata Scott D. White 2009-8-10 13348 Riverside Temecula Valley, city of Temecula, west bank of Murrieta Creek, c. 0.5 mi north and south of the Main Street Bridge 306 Comment
  UCR274145  Hemizonia paniculata T. B. Salvato, Gregg Miller 2005-6-7 1429 Riverside Peninsular Range, Gavilan Hills, along Hill Top Drive, 1.7 mi NE ( 54.8 deg. ) of the Lake Street junction with Hwy I-15, and 1.8 miles west of El Toro Road, near benchmark 2349 695 Comment
  RSA0080067  Hemizonia pungens subsp. laevis Jeremiah George 2012-7-9 s.n. Riverside San Timoteo Canyon, west side of San Timoteo Canyon Rd., NE corner of Fisherman s Retreat Lake. 597 Comment
  UCR126977  Hemizonia pungens subsp. laevis A. C. Sanders, T. B. Salvato 2003-5-9 26584 Riverside San Jacinto Valley, west of Hemet, west edge of Warren Road just north of Hwy 74 (Florida Ave.) 457 Comment
  UCR260875  Hemizonia pungens subsp. laevis A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-8 41573 Riverside Peninsular Range; Elsinore Trough, City of Lake Elsinore, vacant lot south of intersection of 3rd St. and Pasadena St., west of Birch St., near drainage channel from lake toward Temescal Creek 387 Comment
  UCR68035  Hemizonia pungens subsp. laevis D. E. Bramlet 1990-7-20 2056 Riverside SE corner of Ramona Expressway and Warren Ave. 490 Comment
  RSA286424  Hesperocallis undulata Mary H. O'Brien 1976-4-14 s.n. Riverside 0.4 mile N of Amboy Road and 3.4 miles east of Adobe Road in Twentynine Palms. 595 Comment
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Mar 29 2014
  SBBG25149  Hesperocallis undulata Leota Davidson 1966-4-3 235 Riverside ca. 3 mi off Interstate 10 on Wyley Wells Rd, ca. 31 mi E of Desert Center, Chuckawalla Mts Comment
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Jul 1 2016
  UCR217806  Hesperocallis undulata Jim Andre, T. La Doux 2010-2-28 12546 Riverside Lower Colorado River Valley, along Hwy 95 c. 20 miles south of Vidal Junction, at SE corner of Riverside Mountains 145 Comment
  CLARK-A1528-4388  Hesperocnide tenella John C. Roos 1937-2-21 1296 Riverside La Sierra Comment
  RSA180431  Hesperolinon micranthum E. W. Lathrop 1965-5-30 5775 c Riverside 6 miles W of Murrieta. Comment
  RSA263737  Hesperolinon micranthum E. W. Lathrop 1968-5-17 6889 Riverside 4 miles west of Corona between Tin Mine Canyon and Santiago Peak, Skyline Drive. 1082 Comment
  SD262308  Hesperolinon micranthum Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-4-18 417 44 Riverside Perris-Aguanga Basin: Menifee, S side of Bundy Canyon Rd., E side of Loerch Ln, 0.2 miles W of Murrieta Rd. (Romoland 7.5'Q) 518 Comment
  RSA740239  Heterocodon rariflorum Scott D. White, Justin M. Wood 2008-7-8 12368 Riverside San Jacinto Mountains: Hurkey Creek Watershed- Bonita Vista Rd, ca 1/2 miles E and W of Hurkey Creek crossing. 1512 Comment
  UC1931078  Heterocodon rariflorum Scott D. White, Justin Wood 2008-7-9 12429 Riverside San Jacinto Mountains: K Flat, from large pond downstream to meadow. Comment
  UCR260526  Heteromeles arbutifolia T. B. Salvato 2014-5-29 8044 Riverside Perris-Aguanga Basin, Wildomar, field south of Bundy Canyon Road, west of Sunset Avenue and east of a broad oak/willow gully, c. 1.13 mi west of Murrieta Rd and 4.10 mi southeast of Canyon Lake 537 Comment
  CLARK-A1656-807  Heterotheca grandiflora Theo Glenn 1982-9-25 Riverside Snow Creek Comment
  SEINET11266844  Heterotheca grandiflora N. Duane Atwood, L. Stritch 1993-4-2 17869 Riverside Aqua Tibia Wilderness, Palomar Ranger District.; 0 671 Comment
  RSA0075891  Heterotheca grandiflora Carol Zuck 1981-2-16 40 Riverside On I-74, 14.8 miles southeast of Santa Rosa Rd. overlooking Elsinore. Comment
  JEPS2489  Heterotheca sessiliflora subsp. fastigiata Marjorie D. Clary 1931-11-15 715 Riverside near Thousand Palms Comment
  RSA0063012  Heuchera elegans Robert Kessler 1920-1 s.n. Riverside San Jacinto Mts. Comment
  SBBG29420  Hibiscus denudatus D. Myrick 1968-3-3 1798 Riverside side cyn of Box Cyn E of Mecca 457 Comment
  UC56292  Hibiscus denudatus F. Gilman 1902-1 28 Riverside Palm Springs Comment
  UCR75094  Hibiscus denudatus A. C. Sanders, E. J. Lawlor 1992-4-4 12093 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  JOTR33122  Hilaria rigida La Doux, Tasha, Mike Bell 2003-10-17 1605 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Wonderland of Rocks; Wall Street Mill parking area to Wonderland Wash 1304 Comment
  CAS-BOT-BC207506  Hoffmannseggia glauca Lewis S. Rose 1938-2-1 38014 Riverside Palowalla, 30 mi. e. of Desert Center 121 Comment
  CAS-BOT-BC206105  Hoffmannseggia microphylla John Thomas Howell 1827-1-28 3292 Riverside Painted Canyon [Canon], Colorado Desert Comment
  CAS-BOT-BC206376  Hoffmannseggia microphylla Alice Eastwood 1913-4-30 3072 Riverside Palm Springs Comment
  CAS-BOT-BC207557  Hoffmannseggia microphylla H. M. Hall 1905-4-1 5779 Riverside 10 miles west of Coachella 91 Comment
  JOTR16685  Hoffmannseggia microphylla Vanderspek & Nolte 1964-4-17 s.n. Riverside Joshua Tree National Park. BERDOO CANYON Comment
  SD174895  Hoffmannseggia microphylla Mark A. Elvin 2005-4-26 4229 Riverside Northern Sonoran Desert: Coachella Valley/Indio Hills; N of I-10. 198 Comment
  RSA654571  Hordeum arizonicum Marion P. Harthill 1976-5-6 s.n. Riverside Rancho California. [county not specified] 762 Comment
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May 20 2012
  RSA762761  Hordeum brachyantherum subsp. californicum R. F. Thorne, Walter Wisura, Earl Lathrop, Sara Meury 1985-5-18 60631 Riverside Santa Rosa Plateau: Cole Canyon, near entrance to Nature Conservancy Reserve. 530 Comment
  RSA696136  Hordeum depressum A. C. Sanders, Carolyn Washburn 2001-4-17 24040 Riverside San Jacinto Valley: southwest edge of Hemet, north of Stetson Av. midway between Warren Rd. and California Av., east of canal. 457 Comment
  RSA556438  Hordeum intercedens Julie Greene 1993-4-17 1201 Riverside West of Davis Road. 433 Comment
  SEINET3258004 Image available Hordeum intercedens A. C. Sanders 2008-4-15 34886 Riverside Peninsular Range; NE edge of city of Elsinore, off Nichols Rd. along Baker St., near Durant Siding. 383 Comment
  UCR266330  Hordeum intercedens D. E. Bramlet 1991-4-29 2080 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
  UCR97284  Hordeum intercedens Scott D. White 1993-4-30 1315 a Riverside San Jacinto Valley, Near intersection of Warren Rd. and Stetson Ave. 458 Comment
  UCR193482  Hordeum marinum A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35601 Riverside Peninsular Range; San Jacinto Mtns., plateau above head of Johnson Meadow canyon, SW of dogleg in May Valley Rd. 1550 Comment
  POM220885  Hordeum marinum subsp. gussoneanum P. A. Munz 1941-5-18 16651 Riverside North end of Santa Rosa Ranch, Elsinore Mts. Comment
  UCR226065  Hordeum murinum A. C. Sanders, T. B. Salvato 2011-4-1 38968 Riverside Peninsular Range, Lake Elsinore, hilltop 90 m NE of intersection of Baker St. and Bunker St., 0.35 km NW of Hwy 74 401 Comment
  RSA575996  Hordeum murinum subsp. leporinum Steve Boyd 1981-4-10 s.n. Riverside Gavilan Hills region, canyon at southeastern base of Rocky Bluff Ridge, east of Estelle Mountain and south of Gavilan Plateau. 610 Comment
  SJSU1908  Horsfordia newberryi R. L. Fisher 1957-4-20 Riverside near Indio Comment
  POM360712  Hulsea vestita subsp. callicarpha Christopher Davidson 1978-6-15 7393 Riverside Santa Rosa Mountains. Santa Rosa Peak. Trail to the top. 2409 Comment
  RSA249826  Hulsea vestita subsp. callicarpha R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38088 Riverside San Bernardino National Forest, San Jacinto Mountains: Above James Reserve in Hall Canyon. 1677 Comment
  UCD133292  Hulsea vestita subsp. vestita D. H. Wilken 1969-7-29 8202 Riverside Pumice Flats between Agnew and Reds Meadows, near Devils Postpile National Monument, Sierra Nevada. 2286 Comment
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Mar 2 2014
  UC219234  Hydrocotyle umbellata P. A. Munz and I. M. Johnston 1922-5-7 5283 Riverside Little San Bernardino Mts., Covington Ranch 762 Comment
  UC667320  Hymenoxys cooperi Annie M. Alexander and Louise Kellogg 1941-5-4 2116 Riverside sandy flat near edge reservoir; Joshua Tree National Monument, Barker Dam 1325 Comment
  UCR172235  Hypochaeris glabra John F. Green 2006-5-10 s.n. Riverside Peninsular Ranges, City of Murrieta; south of the Hogbacks. north of Hunter Road to Ramage Lane, between Calle de Amor on the E and Springview/Kiwebre Road on the W 402 Comment
  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
  CAS-BOT-BC219731  Hyptis emoryi R. F. Hoover 1966-10-15 10164 Riverside Dead Indian Canyon Comment
  CAS-BOT-BC219756  Hyptis emoryi Barbara Ertter; Jeffrey Strachan 1980-5-20 3478 Riverside Highway 74 (Pines to Palms Highway) near Black Hill between Palm Desert and Santa Rosa Mt 914 Comment
  POM296040  Hyptis emoryi L. S. Rose 1946-12-27 46308 Riverside Dead Indian Creek Wash, Palms to Pines Hwy, 7 miles southwest of Indian Wells. 274 Comment
  SD144454  Hyptis emoryi G. K. Helmkamp, E. A. Helmkamp 1998-2-18 2699 Riverside Colorado Desert: Midland Rd, 3.8 mi SE of Midland, Little Maria Mtns. Comment
  UCD124921  Hyptis emoryi B. Pitzer 1998-1-24 3405 Riverside N foot of Chuckwalla Mts, Eagle Mtn Rd on S side of Hwy I-10, ca. 0.8 mi. S of Hwy at powerline rd, and wash directly south of road. 499 Comment
  SEINET13948480 Image available Hyptis emoryi Lewis S. Rose 1957-1 57030 Riverside La Quinta, alt ca 50 ft, desert wash 15 Comment
  UCR239245  Isocoma acradenia var. eremophila Thomas R. Stoughton, J. McConnaughy, A. Monks 2010-12-1 721 Riverside Sonoran (Colorado) Desert, Coachella Valley Preserve, c. 0.25 mile east of road. Site #3 305 Comment
  SBBG133573  Isocoma menziesii S. C. White, A. Carey, L. Archa 2004-8-5 10667 Riverside San Jacinto Mtn foothills, Soboba Indian Reservation Comment
  RSA777284  Isomeris arborea Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4752 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65119 604 Comment
  UC857722  Isomeris arborea I. W. Clokey and E. G. Anderson 1935-4-17 6641 Riverside Cottonwood Springs Comment
  UCR116617  Isomeris arborea A. C. Sanders 2001-3-20 23835 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, NW corner of intersection of Pierson Blvd. and Atlantic Blvd., between flood control ditch and Pierson, west of high school 335 Comment
  UCR84501  Isomeris arborea var. globosa Steve Boyd 1994-10-14 8402 Riverside S Santa Ana Mtns, Santa Rosa Plateau, E of the Tenaja Guard Station of the Cleveland Nat'l Forest, at the intersection of Tenaja Road and Wildomar Truck Trail (7S01) 671 Comment
  SBBG52766  Iva axillaris N. C. Cooper 1944-7-15 1594 Riverside Palms to Pines Hwy (St Hwy 74) 548 Comment
  UC2062449  Ivesia callida Barbara Ertter with Ken Berg, Roxanne Bittman, and Tim Krantz 1987-9-5 7425 Riverside Head of Andreas Canyon on N side Red Tahquitz Peak, San Jacinto Mountains. Comment
  JEPS15904  Jepsonia parryi H. M. Hall 1896-12-12 345 Riverside Winchester Comment
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Mar 20 2011
  JOTR35138  Juncus acutus subsp. leopoldii La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 3249 Riverside Joshua Tree National Park. West of Queen Mountain, Wonderland of Rocks; Active, bouldery wash with sandy bottom and large granite outcrops (Stop 3) 1294 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
  UCR176938  Juncus bufonius A. C. Sanders, Guy Bruyea 2003-6-12 26887 .2 Riverside Perris-Aguanga Basin Region, Winchester, SW edge of town between Simpson Ave. and Olive Ave., c. 1 km west of Hwy 79/Winchester Rd. 445 Comment
  CAS-BOT-BC21103  Juncus bufonius var. bufonius James R. Shevock 1975-4-28 4246 Riverside South Coast Ranges. Mesa De Burro, Santa Rosa Plateau. 609 Comment
  RSA586303  Juncus bufonius var. bufonius Darin L. Banks, Steve Boyd 1995-5-3 214 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
  UCR100779A  Juncus bufonius var. congestus Robert Noll 1998-6-17 s.n. Riverside Murrieta area, De Portola Road near Lake Skinner 400 Comment
  UCR117381  Juncus bufonius var. congestus A. C. Sanders, T. B. Salvato 2001-5-25 24382 Riverside San Jacinto Valley, SE corner of Hemet-Ryan airport, just north of Stetson Ave. on W side of Cawston St. 462 Comment
  POM14371  Juncus bufonius var. occidentalis Phillip A. Munz 1922-5-5 5161 Riverside 0.5 mile north of March Field [March Air Force Base]. Comment
  UCR98897  Juncus macrophyllus Scott D. White 1996-8-1 4440 Riverside San Jacinto Mtns., Idyllwild area: north of Strawberry Valley, between Bear Trap Canyon and Lily Creek 1616 Comment
  POM122518  Juncus mexicanus Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  RSA774066  Juncus mexicanus Duncan S. Bell, Jeffrey Morawetz, Kathleen Ashbaker 2010-6-28 1435 Riverside San Bernardino National Forest: Garner Valley, approximately 2.8 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 1374 Comment
  UC842923  Juncus mexicanus P. A. Munz 1922-6-23 5775 Riverside Hemet Valley San Jacinto Mts. 1371 Comment
  UCR21886  Juncus mexicanus 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
  POM1607  Juncus oxymeris D. L. Crawford, I. M. Johnston 1917-6-9 1232 Riverside Santa Ana River near Corona Comment
  POM49555  Juncus rugulosus Phillip A. Munz, I. M. Johnston 1924-7-29 8829 Riverside 6 miles SE of Poppet Flat, San Jacinto Mountains. 1524 Comment
  UCR109759  Juncus rugulosus T. W. Fisher 1964-7-22 s.n. Riverside San Jacinto Mtns., Strawberry Creek at Hwy 74 899 Comment
  NY21029  Juniperus californica F. M. Reed 1928-4-18 5768 Riverside Nigger [?spelling} Valley, Upper San Luis Rey River, in Vail Ranch 914.4 Comment
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May 1 2011
  RSA757748  Juniperus californica LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4346 Riverside Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon., Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W. Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  SD229041  Juniperus californica Dick Schwenkmeyer 2013-6-11 910 Riverside Approx. 1.5 miles north od highway 74 and Royal Carrizo Road intersection. 854 Comment
  CAS-BOT-BC234602  Justicia californica C. L. Hitchcock 1940-4-5 5965 Riverside 3 mi. below Cottonwood Springs Comment
  HSC25951  Justicia californica R. W. Spjut 1972-1-6 2105 Riverside Colorado Desert, along Hwy. 195, E of Indio 0 Comment
  JOTR30676  Justicia californica Andre, Jim, Tasha La Doux 2008-3-21 8828 Riverside Joshua Tree National Park. Upper Cottonwood Cyn, approximately 2 mi. S. of Cottonwood Visitor's Center 880 Comment
  POM11223  Justicia californica E. A. McGregor 1917-3-18 731 Riverside 6 mi., Painted Canyon. Comment
  POM118330  Justicia californica Marcus E. Jones 1924-2-26 s.n. Riverside Shaver s Well. Comment
  POM310160  Justicia californica Hulda Crooks 1946-3-2 251 Riverside Palm Springs area. 139 Comment
  SEINET2163603 Image available Justicia californica C. L. Hitchcock 1940-4-6 5972 Riverside 3 mi below Cottonwood Springs Comment
  UCD121645  Justicia californica G. L. Webster; R. Hildreth 1966-12-10 7461 Riverside Joshua Tree National Mon., upper part of Cottonwood Canyon. 792 Comment
  UCSB7508  Justicia californica Haller, Norman 1953-5-24 Riverside 3 1/2 miles So. of Palm Springs, Indio Rd. on Hwy. 74, Riverside Co., California 152 Comment
  JOTR29178  Kallstroemia californica La Doux, Tasha 2003-9-24 1255 Riverside Joshua Tree National Park. Queen Mountain, Trail to Barker Dam (stop 1) 1296 Comment
  RSA0087460  Kallstroemia californica Sarah J. De Groot, Amy Rouillard 2015-9-15 7572 Riverside Ford Dry Lake, Chuckwalla Valley, north of I-10. 107 Comment
  CAS-BOT-BC235494  Keckiella antirrhinoides A. C. Sanders 1998-2-19 21654 Riverside San Bernardino Mountains: mouth of Hathaway Canyon, Morongo Indian Reservation, east of Banning 793 Comment
  RSA33552  Keckiella antirrhinoides N. C. Cooper 1944-5-7 1190 Riverside Banning. 701 Comment
  RSA424822  Keckiella antirrhinoides Christopher Davidson 1973-4-1 1789 Riverside Hwy 71/79, appx. 7 mi from jct of Hwy 395 south. 412 Comment
  UCR154635  Keckiella antirrhinoides A. C. Sanders, Mike Misenhelter 2005-6-15 30988 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
  SD73629  Keckiella antirrhinoides var. antirrhinoides Helen V. Witham 1970-5-1 844 Riverside Bautista Canyon, southeast of Hemet 800 Comment
  UC1979653  Keckiella antirrhinoides var. antirrhinoides Steve Boyd 1995-4-24 8496 Riverside Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on northern flank of Agua Tibia Mountain at the north base of Wildhorse Peak, along the Wildhorse Trail near the northeastern corner of the Wilderness. Comment
  UCR16019  Keckiella antirrhinoides var. antirrhinoides John Milbauer 1976-5-1 s.n. Riverside San Jacinto Mtns, 3 mi SE of Banning near Hwy 243 Comment
  RSA131402  Keckiella cordifolia E. K. Balls 1958-6-27 23283 Riverside Yellow Pine Forest, upper edge. 5 mi. se. from Silverado (Gate), Silverado Canyon. 1098 Comment
  UC1971158  Kickxia elatine Scott D. White June 17-20, 1998 6753 B Riverside Along Gavilan Rd. or Santa Rosa Mine Rd.; ca. 7 mi survey route from Gavilan / Cajalco Rd. junction south and east to Santa Rosa Mine / Post Rd. junction. USGS Steele Peak 7 1/2' Quad. Comment
  POM19851  Koeleria macrantha Mary F. Spencer 1923-6-29 2255 Riverside Idyllwild 1646 Comment
  CAS-BOT-BC61422  Krameria bicolor J. Cole 1942-5-19 967 Riverside Fried Liver Wash, Pinto Basin, Joshua Tree National Monument 609 Comment
  CAS-BOT-BC61430  Krameria bicolor K. Bonner 1977-10-29 2585 Riverside Midland Road W. of Blythe 121 Comment
  LA45681  Krameria bicolor Elizabeth McClintock; 1936-5-9 sn Riverside Palms to Pines Highway Comment
  RSA0123997  Krameria erecta Duncan S. Bell, Thomas Stoughton 2016-4-12 9234 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 3.5 air miles northwest of Rabbit Peak. 967 Comment
  RSA339622  Krameria grayi Robert F. Thorne 1980-5-28 54163 Riverside San Bernardino Mountains, dry, Colorado Desert slopes, S-facing and W-facing, N-S rocky ridge at E side of Whitewater River at mouth of canyon, ca. 1/4-1/2 miles E of Whitewater Post Office. Comment
  RSA682172  Krameria grayi Steve Boyd, Amber Maurice, Pesach Lubinsky, Lel Lubinsky 2003-4-17 10464 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
  RSA783565  Lagophylla ramosissima J. D. Olmsted 1959-5-1 528 Riverside Drainage area to Irvine Lake. Oat Flat at intersection of Skyline Dr. and Main Divide T.T.; 9 mi. SW of Corona 823 Comment
  POM320423  Lamarckia aurea David Wheat 1968-5-16 134 Riverside 4.4 miles W corner Washington Ave-Guava Street, Murietta in Rancho California 427 Comment
  RSA741018  Lamium amplexicaule Scott D. White, Justin M. Wood 2008-6-18 12235 Riverside San Jacinto Mountains: Meadow N/W of Keen Camp Summit, S/W of hwy 79. 1402 Comment
  UC909116  Langloisia setosissima subsp. setosissima Frank W. Peirson 1927-4-12 7177 Riverside at camp near forks Painted Canyon; Colorado Desert, Painted Canyon Comment
  CDA37813  Laportea aestuans Mike Lahti 2012-6-14 PDR# 1590446 Riverside Romoland; Hilsabecks Greenhouse, 28415 Moreland Rd., near Palomar Rd. 0 Comment
  LA99472  Larrea tridentata Hisao P. Arai; 1957-4-17 sn Riverside 1 mi S of Cabazon, off Hwy 60 Comment
  POM12074  Larrea tridentata Mary F. Spencer 1921-3-24 223 Riverside In desert sand, Mecca, colorado Desert -60 Comment
  RSA678448  Larrea tridentata Steve D. Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10447 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
  SBBG56038  Larrea tridentata C. Davidson, B. Gustafson 1977-4-7 5568 Riverside Whitewater Cyn Rd, near start of Pacific Crest Trail 609 Comment
  SEINET5762028  Larrea tridentata Kelly Wagner 1999-3-8 Riverside Dirt lot on left hand side (heading west) off Palm Canyon Dr. & Golf Club Dr. 148 Comment
  UCR262463  Larrea tridentata A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41499 Riverside San Gorgonio Pass, north of San Gorgonio River wash, c. 3 miles east of Cabazon, south of I-10 and generally NE of water bottling plant 457 Comment
  CHSC273  Lasthenia californica S. Westerberg 1938-4-1 Riverside Lake Elsinore. Comment
  SEINET2053249 Image available Lasthenia californica Ed LaRue 1989-3-30 Riverside Rancho California area, ca. 4 mi. W of Temecula, with Ave. del Oro as the N boundary. 381 Comment
  SEINET7073409  Lasthenia californica A. G. Vestal 1963-4-23 s.n. Riverside About 0.1 mile east of Corner at the base of Gavilans Hills. Coordinate datum: NAD27. Comment
  RSA617302  Lasthenia coronaria R. S. Woglum 1934-3-18 649 B Riverside San Jacinto Mountains/Sonoran Desert transition: Snow Creek, Coachella Valley. Comment
  SJSU11845  Lasthenia coronaria K. W. Radford 1956-3-26 109 Riverside 5 mi S of Morongo Valley Comment
  UCR92236  Lasthenia coronaria D. L. Banks, Steve Boyd 1995-5-9 363 Riverside NW Palomar Mtns, Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, west of the Dripping Springs Alcove, west of Woodchuck Campground. 793 Comment
  UCR95381  Lasthenia glabrata subsp. coulteri Steve Boyd, D. Bramlet 1996-4-19 8614 Riverside San Jacinto Valley, c. 2 air mi NE of Winchester and 0.5 mi west of Ryan Airfield in the upper Salt Creek floodplain, at the N end of California Ave., north of Stetson Ave, west of Metropolitan WAter District canal. 457 Comment
  RSA543606  Lasthenia gracilis Steve Boyd 1991-5-7 6168 Riverside Santa Ana Mountains, SE and E side of Elsinore Peak. 1006 Comment
  UCR140447  Lasthenia gracilis A. C. Sanders, Guy Bruyea 2004-4-2 27425 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., mouth of canyon on south side, just north of Rose Rd. 463 Comment
  UCR165418  Lasthenia gracilis A. C. Sanders 2005-4-21 29561 Riverside Peninsular Range, Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 mi. ESE of Gavilan Peak 622 Comment
  UCR167521  Lasthenia gracilis Scott D. White 2005-3-29 10834 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
  UCR88737  Lasthenia gracilis A. C. Sanders, K. C. Rose 1995-4-5 16372 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  SEINET238557  Lathyrus vestitus George K. Helmkamp 1998-6-27 4119 Riverside Santa Rosa Mtns.: 5.8 mi SE of Hwy 74 along Santa Rosa Mtn Rd. below Mountain Home Spring. 1799 Comment
  UCR16264  Lathyrus vestitus Rodney Hendrick 1965-5-2 s.n. Riverside Perris-Aguanga Basin, 5 mi. west of Aguanga on Hwy 71 610 Comment
  RSA406640  Lathyrus vestitus subsp. alefeldii N. C. Cooper 1944-4-22 1130 Riverside Banning 701 Comment
  POM12803  Lathyrus vestitus subsp. laevicarpus P. A. Munz 1922-6-24 5803 Riverside Pipe Creek, Hemet Valley 1585 Comment
  UCR35016  Lathyrus vestitus var. vestitus L. B. Ziegler 1969-5-20 363 Riverside San Jacinto Mtns, Bautista Canyon, middle canyon 915 Comment
  UCR93581  Layia glandulosa J. Hogan 1974-5-6 36 Riverside Mojave Desert, Joshua Tree National Monument (Park), Eureka Peak. NW edge of Covington Flat. (= VABM Eureka, 5516 ft.) 1677 Comment
  RSA716423  Layia platyglossa Scott D. White 2006-4-27 11309 Riverside Perris Basin/San Jacinto Mtn Foothills: Santa Rosa Hills, S. of Hemet. 549 Comment
  SD137866  Layia platyglossa Darin L. Banks, Steve Boyd 1995-5-9 380 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, north face of Agua Tibia Mountain, west of the Dripping Springs Alcove Area. 700 Comment
  UC828918  Layia platyglossa I. W. Clokey and B. C. Templeton 1930-4-9 4664 Riverside n Banning 1100 Comment
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Mar 13 2011
  POM12985  Layia platyglossa subsp. platyglossa P. A. Munz, I. M. Johnston 1922-5-19 5419 Riverside Hemet Valley, San Jacinto Mountains. 1402 Comment
  RSA769764  Layia ziegleri Duncan S. Bell, Valentin Arvizu 2010-5-10 986 Riverside San Bernardino National Forest: Garner Valley, approximately 1.4 air miles southeast of junction of forest service road 6S13 and forest service road 6S04. 1365 Comment
  RSA160464  Lepechinia cardiophylla J. D. Olmsted 1959-4-30 503 Riverside Spring Trail at Beacon Pines Ranch; 9 mi. SW of Corona. Alt. 2500 ft.; slope north west 35 deg 762 Comment
  POM13783  Lepidium dictyotum P. A. Munz, I. M. Johnston 1922-5-5 5153 Riverside Mystic Lake, near Moreno. 427 Comment
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Mar 20 2011
  GMDRC3750  Lepidium fremontii var. fremontii J. Andre, T. La Doux 2009-3-1 11247 Riverside Little San Bernardino Mountains: Joshua Tree Natl. Park: south end of the Cottonwood Mtns near Pinkham Wash just N. of aquaduct just inside JTNP boundary, approx 7 mi. W. of S. entrance into park at Cottonwood. USGS 7.5 min. Quad: Cottonwood Basin 33 deg. 40.948' N 115 deg. 52.141' W. Elev. 1778 ft. 542 Comment
  UCR165822  Lepidium lasiocarpum John F. Green 2005-2-2 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 mi east of Desert Beach 24 Comment
  UCR241798  Lepidium lasiocarpum A. C. Sanders, Ann Howald 2013-2-28 40561 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 3.4 miles west of Hwy 78, 11 km SW (250 deg. ) of Ripley 114 Comment
  UCR114817  Lepidium nitidum Mitch Provance, Seychelle Provance 1998-2-21 97 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
  RSA557739  Lepidium virginicum var. pubescens John F. Emmel 1983-8-21 887 Riverside Idyllwild, along North Circle Dr. near junction with South Circle Drive. 1677 Comment
  RSA773592  Lepidium virginicum var. virginicum Duncan S. Bell, J. D. England 2010-6-14 1304 Riverside San Bernardino National Forest: Garner Valley, just west of Highway 74 approximately 2.5 miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1367 Comment
  SEINET10588834  Leptochloa fusca subsp. uninervia Paul M. Peterson 1988-8-24 Peterson 4989 Riverside Batista Canyon Wash, entering San Jacinto River (Wash), just N of Cedar and Mountain, NE end of Hemet. Sandy wash. Comment
  RSA0020037  Leptochloa panicea subsp. mucronata Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6021 Riverside Chuckwalla Valley; approximately 22.25 air miles west of Blythe, south side of Ford Dry Lake, about 0.5 air mile southeast of Hopkins Well. 107 Comment
  UC737252  Leptodactylon californicum subsp. glandulosum Frank W. Gould 1943-4-18 2142 Riverside on Idlewild cutoff near and above Banning Comment
  POM256715  Leptosiphon floribundus subsp. glaber Robert Patterson 1940-5-25 s.n. Riverside Modjeska Pk.; Santa Ana Mts. 1616 Comment
  UCSB26904  Leptosiphon floribundus subsp. glaber Wilken, Dieter 1969-6-30 Riverside Santa Rosa Springs, Santa Rosa Mountains 2377 Comment
  CAS-BOT-BC226618  Leptosiphon floribundus subsp. hallii A. Davidson 1903-5-1 s.n. Riverside Thermal, Colorado Desert Comment
  SJSU8710  Leptosiphon nuttallii J. W. Tofflemire 1957-4-18 Riverside 5 mi up Baurista Canyon Rd SE of Hemet 1219 Comment
  RSA468576  Leptosiphon parviflorus E. C. Jaeger 1921-6-8 s.n. Riverside McMullen Trail [Banning to McMullen Flat] 1280 Comment
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Nov 5 2011
  UCR139615  Lessingia filaginifolia A. C. Sanders 2004-7-1 28382 Riverside Perris-Aguanga Surface/Menifee Valley Region, Paloma Valley, large rocky hill (1762 ft.) 1 mi. east of Murrieta Rd. and 1 mi. N of Bundy Canyon Rd., c. 5 miles due south of Sun City 488 Comment
  UCR138602  Lessingia filaginifolia var. filaginifolia D. L. Banks 1996-11-7 1208 Riverside Agua Tibia Mountains, NW Palomar Mountains: Pechanga Indian Reservation, east of San Gabriel Church. At the end of the main road in the Reservation, 0.5 km west of the spring on the N fork of Pechanga Creek, at the E end of the Reservation 427 Comment
  RSA482215  Lessingia glandulifera var. glandulifera Richard Noyes 1988-9-10 735 Riverside South ridge of Tahquitz Peak. Along road leading to trailhead. 1982 Comment
  RSA761687  Lessingia glandulifera var. glandulifera Shawn Krosnick, C. Martinez, N. Fraga, L. McDade, et al. 2010-8-14 703 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UCR92157  Lessingia glandulifera var. glandulifera D. L. Banks, Steve Boyd 1995-10-17 757 Riverside NW Palomar Mtns, Cleveland National Forest, Agua Tibia Mtns, Agua Tibia Wilderness Area. Along lower Arroyo Seco, south of the Dripping Springs Campground. Along the broad alluvial benches north of where Arroyo Seco turns to the east 512 Comment
  RSA500172  Leymus triticoides Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3655 Riverside Vail Lake area, W base of hills between Temecula and Wilson Creeks. 488 Comment
  CAS-BOT-BC451634  Lilaea scilloides Robert F. Thorne; Earl Lathrop 1969-5-12 37922 Riverside Santa Rosa Plateau: on S end of Mesa de Colorado, Rancho California. 624 Comment
  SEINET10501653  Lilaea scilloides Robert F. Thorne 1974-5-23 Thorne 44658 Riverside Santa rosa plateau, rancho california: near junction of tenaja road and road to Ranch headquarters in cold, clear water of small stream, with ranunculus Aquatilis, marsilea mucronata, eleocharis montevidensis parishii, potamogeton Foliosus, callitriche heterophylla bolanderi, etc. 610 Comment
  HSC78994  Lilium parryi K. Berg 1980-7-29 244 Riverside San Jacinto Mtns., James Reserve, Hall Canyon, along Indian Creek 1646 Comment
  UCR129782  Lilium parryi P. A. Munz 1922-7-7 6066 Riverside San Jacinto Mtns., meadow [Skunk Cabbage M.?] north of Tahquitz Valley 2439 Comment
  RSA180406  Linanthus androsaceus subsp. luteolus E. W. Lathrop 1965-5-9 5735 Riverside 6 miles W of Murrieta. Comment
  UCR77689  Linanthus androsaceus subsp. luteolus Steve Boyd, L. Arnseth, Orlando Mistretta 1991-5-6 6149 Riverside Peninsular Range; Santa Ana Mountains, south side of Elsinore Peak 1067 Comment
  LA206680  Linanthus californicus W. Pequegnat; April 1937 65 Riverside Santa Ana Mountains, Glen Ivy, 8 mi. S of Corona Comment
  SD119887  Linanthus californicus Louis B. Ziegler 1967-4-18 116 Riverside Foothills of San Jacinto Mountains, on Poppet Flat Road. 914 Comment
  POM9011  Linanthus californicus P. A. Munz, R. D. Harwood 1920-3-20 3394 Riverside Glenn Ivy 335 Comment
  RSA643888  Linanthus dianthiflorus subsp. dianthiflorus A. C. Sanders, J. Dice, K. Rose, D. Woodard 1995-3-29 16241 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village. 335 Comment
  JEPS58386  Linanthus dichotomus W. L. Jepson May 17 1901-Jun 1 1901 1463 a Riverside Van Deventer's Ranch Van Deventer Flat Comment
  UC2029974  Linanthus floribundus Scott D. White, Tasha LaDoux 20 Apr 2000 7702 Riverside SOUTH OF HEMET: Gibbel Flat in the Santa Rosa Hills. Comment
  UC150147  Linanthus floribundus subsp. hallii A. Davidson, M. D. 1902-5-1 Riverside Martinez Canyon Thermal Comment
  RSA778832  Linanthus jonesii J. Andre 2011-2-9 15904 Riverside Mecca Hills; along Box Canyon Road at upper end of gorge, approx. 6 miles SSE of Jct. with I-10, approx. 12 miles west of Chiraco Summit 284 Comment
  UCR188668  Linanthus liniflorus Amanda Lovelady, Tina Hofmann 2007-5-20 35 Riverside Peninsular Range; Santa Ana (Elsinore) Mtns., c. 4 miles SW of city of Lake Elsinore, Cleveland National Forest, Morgan Trailhead at Main Divide Truck Trail, and surrounding area, between heads of Morrell and Decker Canyons 854 Comment
  UCR35059  Linanthus liniflorus subsp. pharnaceoides L. B. Ziegler 1967-9-6 239 Riverside San Jacinto Mtns, Hemet Valley (=Garner Valley), Quinn Flats region 1375 Comment
  UCR172244  Linanthus parviflorus John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, French Valley; small unnamed drainage in agricultural field along Leon Road [San Diego Aqueduct right of way] between Van Gaale Lane and Borel Road 412 Comment
  UCR97499  Linaria canadensis var. texana A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19875 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  CAS-BOT-BC434237  Lithophragma Tracy Tennant; Mitch Provance 1998-6-16 MOR- 414 Riverside San Bernardino Mtns. Foothills: Morongo Indian Reservation, upper Millard Canyon, north of Cabazon. 1098 Comment
  UCR178344  Lithophragma Tracy Tennant, Mitch Provance, Jeffrey Ross 1998-6-25 MOR- 1048 Riverside Transverse Range; San Bernardino Mtns., Morongo Indian Reservation, upper Corral Canyon, tree stand C-01 1280 Comment
  RSA0010978  Lithophragma affine Scott D. White, W. LaHaye 2000-5-27 7940 Riverside San Jacinto Mountains: Baldy Mtn. area. 1616 Comment
  CAS-BOT-BC401163  Loeseliastrum schottii Sarah J. De Groot; April Garbat 2013-4-9 7001 Riverside Along Blythe-Rice (=Midland) Road, 1.9 mile south of Rice and Highway 62, near bottom of Rice Valley, east side of Arica Mountains 232 Comment
  CHSC1264  Loeseliastrum schottii F. Hughes 1935-4-16 Riverside Colorado desert. Comment
  JEPS69829  Loeseliastrum schottii M. French Gilman 715 Riverside e. Palm Springs (Mt. San Jacinto); Mt. San Jacinto Comment
  POM96061  Loeseliastrum schottii M. French Gilman 1926-5-9 A- 16 Riverside Colorado Desert. Morogo Wash. Comment
  SD258482  Loeseliastrum schottii J. M. Andre, Glenn Clifton, Ron Kelley 2013-3-1 24396 Riverside West Riverside Mountains at base of NW corner of range where sand ramps run up against granitic bouldery slopes, ca. 10 miles SW of Vidal Jct, 3.0 mile south of Grommet RR xing at Highway 62. 363 Comment
  UC1022808  Logfia depressa Philip A. Munz 1940-3-23 15688 Riverside n end Pinto Basin; Southern California, Mohave Desert 609 Comment
  CAS-BOT-BC342257  Logfia filaginoides F. W. Peirson 1921-3-22 5277 Riverside Murray Canyon near Palm Springs 487 Comment
  IRVC28530  Lolium multiflorum Walter Graves 2002-6-11 602- 7 Riverside grown at U.C.R. in Agricultural Operations Fields Riverside 305 Comment
  UCR54313  Lolium perenne Frank C. Vasek 1956-6-12 s.n. Riverside Riverside: Hwy 60, 1.05 mi east of Chicago Ave. on the University of California, Riverside campus Comment
  UCR2519  Lolium perenne subsp. multiflorum F. M. Reed 1906-5-27 968 Riverside San Bernardino Valley, Riverside, Grand Avenue opposite Rudolph's Ranch 244 Comment
  POM256721  Lomatium dasycarpum subsp. dasycarpum W. Pequegnat 1940-4-28 s.n. Riverside Ridge between Bedford & Brown Canyons. 762 Comment
  UC1608297  Lomatium dasycarpum subsp. dasycarpum Steve Boyd, Tim Ross, Orlando Mistretta 1992-3-31 6740 Riverside Morgan Trail from Round Potrero w to jtn with Tenaja Tr.; Santa Ana Mts., San Mateo Cyn Wilderness Area, N-fork Bear C 670 Comment
  GMDRC1318  Lomatium mohavense J. Andre 2004-4-24 4276 Riverside Little San Bernardino Mountains: Joshua Tree NP: open Joshua Tree woodland, near roadside 1/2 mi. east of GeoTour Rd. Elev. 4493 ft. 1370 Comment
  UCR6041  Lomatium mohavense Leland E. Francois 1966-4-23 42366- 9 Riverside Mojave Desert, Joshua Tree National Monument [now J.T. National Park], south edge of Ryan Mountain Campground 1300 Comment
  UCR107685  Lomatium utriculatum G. F. Pratt 1997-3-19 s.n. Riverside March Air Force Base, c. 1 mi. airline SW of Arnold Heights & c. 0.1 mi. south of Van Buren Rd. 213 Comment
  POM12914  Lonicera subspicata var. denudata P. A. Munz 1922-6-25 5823 Riverside San Jacinto Mts. Between Vandeventer and Hemet Valley. 1433 Comment
  SDSU13581  Lonicera subspicata var. denudata W. Miller with C. Mosse 1972-7-20 Riverside Comment
  RSA406418  Lotus M. B. Dunkle 1932-3-26 2937 Riverside Northwest of Indio, 10 miles. Comment
  CLARK-A1528-481  Lotus argophyllus Charlotte Stocks 1964-6-12 Riverside Whitewater Canyon Comment
  RSA406723  Lotus argophyllus var. argophyllus E. A. Zumbro 1902-4-10 s.n. Riverside Box Springs Mountain, near Riverside Comment
  RSA0043382  Lotus grandiflorus John F. Emmel 1996-6-22 1414 Riverside San Jacinto Mts.; tributary of Dark Canyon, just below Fern Basin Campground (0.1-0.2 air mile west of the campground). 1853 Comment
  CSUSB1265  Lotus heermannii Steve Stadler 1966-3-8 030866 72 Riverside Box Springs Mountains. 10 yards off Pigeon Pass Road. 4.2 miles north of Riverside-Beaumont Highway. 457 Comment
  POM2646  Lotus heermannii P. A. Munz 1918-4-7 2124 Riverside Temescal Canyon Comment
  POM48852  Lotus heermannii P. A. Munz 1924-5-18 8138 Riverside 18 miles south of Banning on Idyllwild Road. 1524 Comment
  RSA195479  Lotus heermannii C. R. Gunn 1963-5-29 2629 Riverside Riverside County road R1, 1/2 mile above Fulmore Lake, San Bernardino National Forest, San Jacinto Mountains. Comment
  UC15749  Lotus heermannii H. M. Hall Jun 1901 2021 Riverside s side San Jacinto Mountains 1219 Comment
  UCR35035  Lotus heermannii L. B. Ziegler 1967-8-2 199 Riverside Peninsular Ranges, San Jacinto Mtns., upper Herkey Creek area 1524 Comment
  SEINET3694584 Image available Lotus humistratus Annie M. Alexander, Louise Kellogg 1941-5-15 2185 Riverside Eagle Mountains 914 Comment
  POM19607  Lotus oblongifolius Mary F. Spencer 1923-07 2196 Riverside Idyllwild, San Jacinto Mt. 1646 Comment
  UCR159258  Lotus purshianus A. C. Sanders, Kelly Volansky 2005-8-31 31572 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  CDA33554  Lotus rigidus Mike Lahti 2010-2-21 PDR# 1501960 Riverside Near Palm Desert, at the base of the Santa Rosa Mountains. 0 Comment
  SDSU4339  Lotus rigidus H. Wedberg 1962-4-20 918 Riverside About 1 mile southeast of Pinyon Flats on road to Palm Springs, San Jacinto Mountains. Pinyon-Juniper woodland. 1219 Comment
  UCR121186  Lotus salsuginosus D. E. Bramlet 1989-4-7 1812 Riverside Perris-Aguanga Basin region, south-facing slope of Bachelor Mtn., area of old mine c. 3200 ft. east of Lake Skinner Dam and 200-700 ft. north of access road 518 Comment
  RSA90426  Lotus salsuginosus var. salsuginosus F. W. Peirson 1928-3-10 7705 Riverside Hidden Spring, northern Colorado Desert. Comment
  RSA136565  Lotus scoparius var. brevialatus P. H. Raven 1958-1-23 11416 Riverside Sandy wash along United States Highway 99 [Hwy 10], 8.6 miles west of Thousand Palms turnoff. Comment
  UC1329863  Lotus scoparius var. brevialatus James E. Cole 1941-5-17 713 Riverside Covington Flat Canyon Joshua Tree National Monument 1371 Comment
  UCR180585  Lotus scoparius var. brevialatus Scott D. White, Angelia Carey 2004-4-5 10005 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  HSC85457  Lotus strigosus Steve Boyd 1986-4-2 1601 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  UCR103279  Lotus strigosus B. G. Pitzer, O. F. Clarke, S. Reed, G. Ruiz 1998-3-7 3587 Riverside San Bernardino Mountains, Wildlands Conservancy's Mission Creek Preserve, c. 2 mi. up canyon from entrance at ranch gate, on Mission Creek Road, off of Calif. Hwy 62 762 Comment
  UCR177995  Lotus strigosus S. J. Myers, John Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1189 Comment
  RSA496656  Lotus tomentellus B. Pitzer 1988-3-10 643 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
  POM11523  Lotus unifoliolatus P. A. Munz 1922-7-4 5968 Riverside Hemet Valley, San Jacinto Mountains. 1372 Comment
  RSA262121  Lotus unifoliolatus E. W. Lathrop 1973-5-28 7502 Riverside Main Divide Truck Trail beween El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  UCR99790  Ludwigia peploides subsp. peploides Julie A. Greene, Steve Boyd, D. E. Bramlet, , Hilda Flores, H. Ochoterana 1993-7-9 1422 Riverside San Jacinto Valley, San Jacinto Wildlife Area [northwest of Lakeview] 433 Comment
  JOTR34142  Lupinus agardhianus La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler, D. Shade 2011-4-26 3160 Riverside Joshua Tree National Park. NW tip of the Hexie Mountains; granite and basalt rocky slopes above bouldery draws feeding into Pleasant Valley (Stop 3) 1041 Comment
  SJSU10788  Lupinus arizonicus R. C. McGehee 1970-4-28 232 Riverside 5 mi S of Cottonwood Pass, Joshua Tree National Monument Comment
  UCR103558  Lupinus arizonicus George K. Helmkamp, E. A. Helmkamp 1998-1-17 2550 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road ENE of Mecca and on the north side of the Coachella Canal .3 Comment
  UCR148318  Lupinus arizonicus John F. Green 2005-1-12 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  UCR165640  Lupinus arizonicus John F. Green 2005-2-2 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 mi east of Desert Beach 24 Comment
  OBI22889  Lupinus bicolor David Dunn 1941-3-29 932 Riverside 2 mi W of Corona Comment
  SBBG89044  Lupinus bicolor P. Pitzer, K. Kirtland 1986-5-6 201 Riverside Butterfield Stage Ranch development, N side of Pauba Valley, 1 mi S of Buck Mesa on the E side of Butterfield Stage Rd 457 Comment
  UCR139094  Lupinus bicolor Scott D. White 1997-5-18 5155 Riverside San Jacinto Mtns., Vista Grande Area: just west of USFS Vista Grande Fire Station (i.e. Hwy 243, c. 10 road mi SE of Banning) 1509 Comment
  RSA741199  Lupinus concinnus subsp. optatus Scott D. White, Justin M. Wood 2008-5-15 11967 Riverside San Jacinto Mountains: Garner Valley, NW of Fobes Ranch Rd and NE of Hwy 74, valley bottom. 1357 Comment
  CDA27427  Lupinus concinnus var. orcuttii T. C. Fuller 1964-4-14 11815 Riverside Bench above wash of Whitewater Canyon, 4.1 miles north of Whitewater. 0 Comment
  UCSB26812  Lupinus excubitus Wilken, Dieter 1969-6-30 Riverside Santa Rosa Springs; Santa Rosa Mtns. 2377 Comment
  RSA0030876  Lupinus excubitus subsp. austromontanus Norman C. Cooper 1944-6-17 1421 Riverside San Jacinto Mtns. above Banning. 1067 Comment
  SEINET10451309  Lupinus excubitus subsp. hallii David B. Dunn, Melvin L. Conrad; Douglas G. LeDoux 1973-6-15 Dunn 20757 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
  UCR77720  Lupinus excubitus var. austromontanus Steve Boyd 1991-5-7 6159 Riverside Peninsular Ranges, Santa Ana Mountains, SE and E side of Elsinore Peak 1067 Comment
  CAS-BOT-BC216702  Lupinus excubitus var. excubitus H. E. McMinn 1925-7-2 1501 Riverside Tahquitz Trail, Mount San Jacinto Range Comment
  HSC46431  Lupinus excubitus var. hallii Christopher Davidson 1977-5-25 5656 Riverside Mesa de Burro, Santa Rosa Plateau area of the Santa Ana Mtns. 701 Comment
  POM305657  Lupinus excubitus var. hallii Henry J. Ramsey, Henry J. Ramsey 1939-4-22 1009 Riverside North of Hemet. Comment
  RSA503808  Lupinus formosus N. C. Cooper 1945-5-24 1640 Riverside Big Oaks Canyon, Banning. 1220 Comment
  UC1713285  Lupinus formosus C. V. Meyer June 1927 175 Riverside Dark Canyon; San Jacinto Mts., Dark Canyon 1828 Comment
  RSA571316  Lupinus hirsutissimus Steve Boyd 1994-4-5 8265 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, in the vicinity of Oak Flats east of Verdugo Potrero. 762 Comment
  SDSU12852  Lupinus hirsutissimus Janet M. Knotts, Jill Steinberg and Kevin Contreras 1998-3-25 25 III1998G Riverside Road to southwest of SDSU Santa Margarita Field Station, ca. 1000 feet s.w. on road to switchback, northwest of bend in road. 262 Comment
  UCR176927  Lupinus hirsutissimus Tracy Tennant, Jeffrey Ross 1998-3-10 MOR- 1103 Riverside San Bernardino Mtns., Morongo Indian Reservation, Potrero Canyon 1037 Comment
  RSA307238  Lupinus hyacinthinus Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2110 Riverside Santa Rosa Mountains. Comment
  SEINET238339  Lupinus latifolius Mitch Provance 2000-5-5 2011 Riverside Riverside: Box Spring Mtns. canyon ca. 0.5 mi. NE of peak 2553 and ca. 0.5 mi. SW of the old landfill off Pigeon Pass 427 Comment
  POM19602  Lupinus latifolius var. parishii Mary F. Spencer 1923-8-7 2190 Riverside San Jacinto Mts. 1707 Comment
  PASA1674  Lupinus sparsiflorus R. E. Merrill Riverside Murray Canyon Comment
  SD6074  Lupinus sparsiflorus unknown Riverside Palm Springs Comment
  UCR176907  Lupinus sparsiflorus Tracy Tennant 1998-6-18 s.n. Riverside San Jacinto Mtns., Bee Canyon, NE of Valle Vista 793 Comment
  RSA525690  Lupinus sparsiflorus subsp. sparsiflorus Steve D. Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4561 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  POM99005  Lupinus sparsiflorus subsp. sparsiflorus E. C. Jaeger 1926-3-24 s.n. Riverside Eagle Mountains, 30 miles east of Mecca 610 Comment
  SEINET2062675 Image available Lupinus succulentus Ed LaRue 1989-4-21 Riverside Moreno Valley, University of California Riverside agricultural experimental farms, ca 1/2 mi S. of Alessandro Blvd, at NE corner of Cactus Ave. & Nason St. Comment
  POM280800  Lupinus truncatus Henry J. Ramsey, Henry J. Ramsey 1940-3-15 s.n. Riverside Aguanga. (north of Riverside Co.) Comment
  RSA501042  Lupinus truncatus Steve Boyd, T. S. Ross, L. Arnseth 1989-4-1 3163 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  RSA512155  Lycium andersonii Ed LaRue 1989-5-8 s.n. Riverside Mockingbird Canyon area, S of Van Buren Blvd and ca 1/2 mi (airline) E of Mockingbird Canyon Road. Comment
  SBBG19622  Lycium andersonii J. R. Haller 1960-4-2 1543 Riverside S side of US 60-70, 5.8 mi E of Desert Center 243 Comment
  UC303697  Lycium andersonii I. M. Johnston 1918-5-30 2028 Riverside w of High School (Elsinore); Elsinore 365 Comment
  UCR75066  Lycium andersonii A. C. Sanders, E. J. Lawlor 1992-4-4 12115 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  UCR89527  Lycium cooperi Bern Schwenn 1994-4-9 s.n. Riverside Southern Mojave Desert, Little San Bernardino Mtns, Joshua Tree National Monument [now National Park]: 'Hidden Gold' Canyon below the Hidden Gold Mine. In 3rd canyon on N side 1085 Comment
  JOTR36472  Lycium parishii La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3440 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; at top of large cobbley wash, near Russi Rocks guzzler (Stop 4) 538 Comment
  UC519978  Lycopersicon esculentum Louis C. Wheeler 1933-7-27 2040 Riverside Santa Ana River at Chino Creek Chino Creek; Santa Ana River, Chino Creek 152 Comment
  SD146227  Lythrum hyssopifolia A. C. Sanders 1998-5-21 21871 Riverside Hemet; alkaline flats west of town, along Stetson Ave. west of Warren Road. 456 Comment
  UCR201949  Lythrum hyssopifolia Mike Misenhelter 2005-7-12 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, c. 3 miles E of Sun City, c. 2 mi. SW of Winchester, Hemet U. School Distr. proposed elementary school site, 14 acres on south side of Salt Creek and NE of the intersection of Leon and Patton Rds. 444 Comment
  RSA191413  Lythrum hyssopifolia E. W. Lathrop, Robert F. Thorne 1967-9-26 6615 Riverside Tenaja Guard Station, 10 miles NW of Murrieta. Comment
  POM48848  Machaeranthera asteroides Grout, S. Grout 1909-10-25 s.n. Riverside Riverside Comment
  UCR20178  Machaeranthera canescens subsp. ziegleri Jeanine Derby, T. P. Krantz 1977-1 s.n. Riverside Santa Rosa Mtns, Santa Rosa Mountain, along [Forest Service Road] 7S02 Comment
  RSA559457  Madia gracilis Steve Boyd, Timothy S. Ross 1992-5-4 7210 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, Oak Flats area east of Verdugo Potrero 732 Comment
  UC1608214  Madia gracilis Steve Boyd and Tim Ross 1992-6-10 7629 Riverside due w junction of Tenaja Road (7S01) and Los Alamos Road (7S04) (at confluence of Los Alamos Creek & main trunk of San Mateo Creek, San Mateo Canyon about Potrero Escondido, isolated area of low relief top the ridge); Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar 670 Comment
  CAS-BOT-BC514236  Maianthemum stellatum Geo. B. Grant 1901-8-1 s.n. Riverside Strawberry Valley, San Gabriel mts. Comment
  SEINET3449048  Malacothamnus fasciculatus var. fasciculatus Steven R. Hill, Andrew C. Sanders 2001-5-4 33731 Riverside Santa Rosa Plateau, Santa Rosa Plateau, Carancho Road, about 1370 feet northeast of San Diego county line, west side of De Luz Creek valley, descending plateau downslope from "cut flower" farm, Fallbrook Quadrangle (topo map) 180 Comment
  UCR20727  Malacothrix clevelandii A. C. Sanders 1980-5-14 153 Riverside Peninsular Range, south side of Hwy 79, 0.8 mi SE of Radec 559 Comment
  RSA776022  Malacothrix glabrata Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 985 Riverside Iron Mountains, on southwest side of mountains in drainage on either side of the road 419 Comment
  UCR261180  Malacothrix glabrata A. C. Sanders, Katie Young, John Hale 2015-4-22 41608 Riverside San Gorgonio Pass, San Gorgonio River wash, SE of Cabazon, east of Elm St., c. 2 km south of I-10, 1.2 km NW (296 deg. ) of One Horse Spring 461 Comment
  UCR279578  Malacothrix glabrata A. C. Sanders, Jim Malusa 2017-3-28 43155 Riverside Sonoran (Colorado) Desert, Northern edge of Chocolate Mountains, along Salt Creek at edge of Navy Aerial Gunnery Range, vicinity of Clemons Well site, between wash and old Kaiser RR 314 Comment
  CAS-BOT-BC348024  Malacothrix stebbinsii Annie M. Alexander; Louise Kellogg 1941-5-7 2129 Riverside 12 miles southwest of 29 Palms, Joshua Tree National Monument 1310 Comment
  RSA94960  Malacothrix stebbinsii F. W. Peirson 1921-3-22 2715 Riverside Murray Canyon, south side in canyon 457 Comment
  UCR23603  Malvella leprosa John C. Roos 1952-6-18 5776 Riverside Perris-Aguanga Basin region, 1 mi SE of Perris 427 Comment
  RSA0107797  Mammillaria tetrancistra Duncan S. Bell, Amanda Turek 2009-3-30 174 Riverside Southeast section of the Arica Mountains; approximately 1.25 air miles southwest of Priest Well. 349 Comment
  RSA541823  Mammillaria tetrancistra H. G. Rush 1948-4-16 s.n. Riverside 2 miles north of Whitewater, east of Hwy 66. Comment
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Jan 14 2010
  RSA7218  Mammillaria tetrancistra B. D. Stark 1932-6-15 3738 Riverside Base of Eagle Mountains above Utopia, Colorado Desert. 229 Comment
  RSA229828  Marah macrocarpa Colin M. Wainwright, Larry E. DeBuhr 1972-2-10 588 Riverside Cleveland Nat. Forest. 6.5 mi. S of Lake Elsinore along Forest Route 7SO4 Comment
  RSA441228  Marah macrocarpa E. Crow 1929-3-17 284 Riverside Glen Ivy Hot Springs, Santa Ana Mts. Comment
  CLARK-A1703-1199  Marina orcuttii Robin L. Kobaly 1977-3-31 Riverside Santa Rosa Mountains 1402 Comment
  RSA0120002  Marina orcuttii Duncan S. Bell, Thomas Stoughton 2016-4-13 9255 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; west side of Martinez Mountain; northwest section of Little Pinyon Flat. 1267 Comment
  RSA191442  Marsilea vestita E. W. Lathrop, Thorne 1967-9-26 6631 Riverside 6 miles NW of Murrieta. Comment
  RSA552726  Matricaria matricarioides Steve Boyd, Timothy S. Ross, Orlando Mistretta 1992-3-31 6768 Riverside San Mateo Cyn. Wilderness Area. Tenaja Trail from jtn w/ Morgan Tr. S to Pigeon Spring area. 670 Comment
  SEINET7882514 Image available Matricaria suaveolens Jean Coulson 1959-1 s.n. Riverside Riverside; Canyon Crest Blvd., 100 yds S. of Liden 0 Comment
  RSA543900  Meconella denticulata Steve Boyd 1991-5-20 6269 Riverside Santa Ana Mountains, NW of Lake Elsinore. Lower Rice Cyn, just inside Cleveland Nat. For. boundary. 573 Comment
  SD152792  Meconella denticulata Steve Boyd 1992-4-15 6859 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area; Bluewater Canyon along Bluewater Trail downstream to the confluence with San Mateo Creek. 334 Comment
  RSA741110  Medicago minima Scott D. White, Justin M. Wood 2008-6-17 12160 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  JOTR30808  Melica frutescens Andre, Jim, Tasha La Doux 2008-9-16 10688 Riverside Joshua Tree National Park. along Bell Mountain Rd. atop Bell Mountain, approximately 0.3 miles north of radio tower. Queen Mountain USGS 7.5 min quad Near 34 00.35' N 116 00.017' W 1358 Comment
  RSA713913  Melica frutescens R. E. Riefner 2006-8-2 6 -350 Riverside Lakeview Mountains, vicinity of Alicante Dr. and Jamawag Rd., NNW ca. 0.75 mi from Leon Rd. 580 Comment
  UCR93253  Melica frutescens D. L. Banks, Steve Boyd 1995-5-3 0273 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
  SEINET7072832  Melica imperfecta A. G. Vestal 1963-5-19 s.n. Riverside Among granite boulders about 0.9 miles west of Radec on Route 79 [old 71]. Coordinate datum: WGS84/NAD83. (33? deg. 28' 2" North Latitude, -116? deg. 55' 39" West Longitude, Coordinate datum: NAD27.). Comment
  SEINET7073348  Melica imperfecta A. G. Vestal 1963-4-29 s.n. Riverside South Mesa on Tenaja Grande (Tenaja Trunk Road), Santa Ana Mountains. Cleveland National Forest. Coordinate datum: NAD27. Comment
  UCR151960  Melica imperfecta Steve Boyd, Aydee Virgen 2004-4-13 10852 Riverside Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon Comment
  UCR18526  Melica imperfecta A. C. Sanders 1978-6-20 s.n. Riverside San Jacinto Mtns, Bay Tree Flats 1585 Comment
  UCR92655  Melica imperfecta G. P. Schultz 1994-4-7 89 Riverside Box Springs Mtns, Big Springs Canyon and N on the crest to Two Trees Canyon (S side) Comment
  CLARK-A1528-510  Melilotus albus John C. Roos 1951-9-25 5256 Riverside Riverside 259 Comment
  RSA586323  Melilotus indicus D. L. Banks, S. D. Boyd 1995-5-3 0188 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  RSA627519  Mentha Scott D. White 1998-7-31 6935 Riverside Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park; San Jacinto Mts. 1707 Comment
  UCR265600  Mentzelia Jordan Zylstra 2014-3-18 14002 Riverside San Jacinto Mountains, Apple Canyon, west of Apple Canyon Road 1453 Comment
  UCR214548  Mentzelia desertorum A. C. Sanders 2010-3-15 37415 Riverside Sonoran (Colorado) Desert, pass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 deg. ) of Blythe 152 Comment
  RSA0121883  Mentzelia dispersa Henry J. Ramsey, Henry J. Ramsey 1937-5-22 2242 Riverside Santa Rosa Mountains Comment
  RSA763172  Mentzelia dispersa Scott D. White, Justin M. Wood 2009-5-22 12899 Riverside San Jacinto Mountains: Quinn Flat Meadow. 1372 Comment
  CHSC109286  Mentzelia involucrata Steve Boyd; T. Morgan, A. Virgen, S. DeGroot, V. Arvizu 2004-5-14 11219 Riverside Colorado Desert: Chocolate-Chuckwalla Mountains region: Western base of the Chocolate Mountains, small canyon ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. Comment
  JOTR29603  Mentzelia involucrata Andre, Jim 2006-4-26 6760 Riverside Joshua Tree National Park. Long Canyon, approximately 2.3 mi. S of NE corner (boundary) of park 1055 Comment
  RSA440408  Mentzelia involucrata Chas. Gabriel 1926-1-28 239 Riverside Rincon [R. Village, Andreas Canyon] Comment
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Nov 17 2011
  UCR112106  Mentzelia involucrata A. C. Sanders, T. B. Salvato, Mitch Provance 2000-4-25 23358 Riverside Coachella Valley, east side of the Coachella Canal between I-10 and Ave. 56 (Airport Rd.), 3 miles east of Thermal 15 Comment
  UCR214298  Mentzelia involucrata A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37471 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
  CHSC8290  Mentzelia involucrata var. megalantha Edward L. Smith 1957-4-3 235 Riverside Located 1 mi. n hwy. 99 to La Palms, Calif. San Bernardino Mts. 91 Comment
  RSA796509  Mentzelia micrantha Robert F. Thorne, E. W. Lathrop 1977-5-18 49719 Riverside Santa Ana Mountains: Bear Spring [east slope of Santiago Peak] Comment
  UCR205968  Mentzelia obscura Scott D. White, Michael Honer 2003-4-30 9137 Riverside Sonoran (Colorado) Desert, Shavers Valley, about 1-2 mi SW of unnamed freeway exit at pumping station 457 Comment
  RSA747564  Mentzelia veatchiana Michael Honer 2003-4-11 1823 Riverside Gavilan Hills, W slope: about 1 mile N of I-15 freeway, 1 mile E of Lake St. exit. On and around peak 2349 . 640 Comment
  UCR275583  Mesembryanthemum nodiflorum T. B. Salvato 2005-6-13 605- 11 Riverside Peninsular Range; Temescal Valley, c. 1.5 mi N of Lake Elsinore at Nichols Road, between the intersection of Pierce and Baker Streets and Alberhill Creek, S of Hwy I-15 390 Comment
  RSA586507  Micropus californicus var. californicus D. L. Banks, S. D. Boyd 1995-5-9 0338 Riverside NW Palomar Mountains; Agua Tibia Mountains; N of the Cleveland National Forest and the Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. 732 Comment
  UC1595562  Micropus californicus var. californicus Steve Boyd and Orlando Mistretta 1991-5-22 6302 Riverside e of Dorland (w of Kolb Cr., base of Agua Tibia Mtn., Vail Lake area); Vail Lake, Agua Tibia Mtn. 548 Comment
  CAS-BOT-BC348847  Microseris douglasii subsp. douglasii A. C. Sanders; K. C. Rose 1998-5-21 21860 Riverside Hemet: alkaline flats west of town, E of the canal, S of Hwy 74 (Florida) and ca. 1/4 mi. W of Warren Rd. 457 Comment
  UCR112009B  Microseris douglasii subsp. douglasii A. C. Sanders, T. B. Salvato 2000-5-25 23410 B 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
  SD262200  Microseris douglasii subsp. platycarpha Mitch Provance, Jeremiah George 2017-3-23 317 40 Riverside Temescal Valley: East side of Campbell Ranch Rd, A+-500 ft north of Indian Truck Trail (Alberhill 7.5'Q) 360 Comment
  UCR250112  Microseris douglasii subsp. platycarpha A. C. Sanders 2014-4-23 41064 Riverside Peninsular Range, Baker St. NW of Lake Elsinore, near Alberhill Mtn., 1.45 km NW of Hwy 74 385 Comment
  RSA543763  Microseris lindleyi Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6063 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  CHSC26267  Mimetanthe pilosa Wesley O. Griesel 1962-6-29 Riverside Dark Canyon, San Jacinto Mts. 1920 Comment
  RSA0018790  Mimetanthe pilosa Scott D. White, Angelia Carey 2004-6-4 10472 Riverside San Jacinto Mountain foothills: San Jacinto River wash and adjacent alluv. benches, near Indian Creek confluence. 503 Comment
  LA209145  Mimulus aurantiacus Carl Epling; William Robison 1935-6-29 sn Riverside San Jacinto Mountains, near Keen Camp Comment
  POM8466  Mimulus aurantiacus var. pubescens I. M. Johnston 1920-5-8 2297 Riverside Butte west of Lakeview. 610 Comment
  RSA192069  Mimulus aurantiacus var. pubescens E. W. Lathrop 1965-4-4 5638 Riverside 8 miles west of Murrieta-Tenaja Range. Comment
  UC943816  Mimulus aurantiacus var. pubescens H. E. McMinn 1949-6-9 5589 Riverside 1 mi n San Diego Co. line (near Aguanga on Highway 71) Comment
  RSA488927  Mimulus aurantiacus var. puniceus Bill Wagner 1988-4-12 s.n. Riverside Approx. 1/2 mile SW of town of Temecula, S of Rancho CaliforniaRoad and Buisness Park Drive. 335 Comment
  SEINET3005076  Mimulus bigelovii G. Rink 2011-5-1 10514 Riverside North side of the Chuckawalla Mountains near Chuckawalla Spring 505 Comment
  UCSB23460  Mimulus bigelovii var. bigelovii Shaw, Merrilee 1964-4-15 Riverside 1.5 miles east of junction of State Highway 195 and turnoff to U.S. Highway 70 to Joshua Tree National Monument 594 Comment
  RSA5557  Mimulus bigelovii var. bigelovii B. D. Stark 1932-6-17 3746 Riverside Canyon above Cottonwood Springs, Eagle Mts., Colorado Desert 305 Comment
  RSA500541  Mimulus brevipes Steve Boyd, Tim S. Ross, L. Arnseth 1989-6-4 3611 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, S of Hwy 79. 488 Comment
  RSA586120  Mimulus brevipes D. L. Banks, S. D. Boyd 1995-4-5 160 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, E of the Dripping Springs Trail., In the N flowing drainage that empties into Arroyo Seco. 549 Comment
  RSA68348  Mimulus brevipes G. R. Campbell 1951-5-30 16158 Riverside 9 miles west of Anza. 1067 Comment
  UCD122517  Mimulus cardinalis R. N. Raynor 1938-6-20 s.n. Riverside Coahuila. Comment
  UCR167797  Mimulus cardinalis T. B. Salvato, Melissa Clemons 2005-6-23 1315 Riverside Peninsular Range; Temescal Valley, 3 miles NW of Alberhill, Temescal Canyon Road at Corona [Lee] Lake 366 Comment
  UCSC000865  Mimulus cardinalis Peter Kamb 1948-7-11 1199 Riverside Hall Canyon, San Jacinto Mts. 1646 Comment
  RSA407719  Mimulus clevelandii Steve Boyd 1986-4-22 1757 Riverside Temescal Canyon: Stable alluvial benches of Indian wash just south of I-15. Comment
  CAS-BOT-BC9453  Mimulus diffusus Alfred James McClatchie 1892-4-25 s.n. Riverside near Elsinore Comment
  CAS-BOT-BC9464  Mimulus diffusus John Thomas Howell 1930-5-10 4807 Riverside At top of St. John's Grade Comment
  SBBG53759  Mimulus floribundus S. Boyd 1980-5-11 Riverside Harford Springs County Park, NW corner of the Gavilan Plateau Comment
  UCR12597  Mimulus floribundus Bill Schultz 1972-4-30 720430- 10 Riverside Santa Ana River bottom, 200 yards west of where power lines make turn where palm trees are west of dump 2 mi south of Mt. Rubidoux 305 Comment
  CLARK-A1045-280  Mimulus fremontii George K. Helmkamp 1979-5-16 Riverside San Jacinto Mountains along road (North Fork of the San Jacinto River); moist, gravelly slope; chaparral; ; Lake Fulmor 7.5'Q 1828 Comment
  CLARK-A1528-4266  Mimulus pilosus Pete Holliday 1969-5-19 71 Riverside Riverside Comment
  UCR113591  Mirabilis californica A. C. Sanders 1998-1-15 21633 Riverside Lake Skinner area, Black Mtn., along road up north side 884 Comment
  SBBG119928  Mirabilis laevis var. crassifolia J. Green, S. J. Myers 2003-6-25 Riverside French Valley, "Greenway site" along Tucalota Crk ca. 1 mi E of Murrieta Hot Springs 396 Comment
  POM9007  Mirabilis laevis var. crassifolia P. A. Munz, R. D. Harwood 1920-3-20 3400 Riverside 5 miles S of Corona 305 Comment
  CAS-BOT-BC434832  Mirabilis laevis var. retrorsa Joy Keck 1935-4-15 3841 Riverside Lower Morongo Canyon Comment
  UCR243169  Mirabilis laevis var. retrorsa LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4334 Riverside Transverse Ranges; San Bernardino Mountains, Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat Canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W. Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon 871 Comment
  UC101227  Mirabilis laevis var. villosa S. B. and W. F. Parish Apr 1881 659 Riverside Cabezon Comment
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Mar 21 2011
  UCD98207  Mirabilis laevis var. villosa C. L. Hitchcock 1966-3-16 24176 Riverside 1/4 mile w. of Aguanga. Comment
  RSA19185  Mirabilis multiflora var. pubescens R. S. Woglum 1937-4-24 296 Riverside San Jacinto Mountains, on Palms to Pines Road, about 2 mi above junction with Palm Springs Highway Comment
  RSA774304  Mohavea confertiflora Duncan S. Bell 2011-4-8 2197 Riverside Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177. 470 Comment
  RSA608162  Mollugo cerviana Steve Boyd, Valerie Soza, Tasha La Doux 1997-10-13 10050 Riverside Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10. 426 Comment
  SD146222  Mollugo verticillata A. C. Sanders, D. Bramlet, et al. 1999-10-15 23178 Riverside San Jacinto Valley: Mystic Lake, 1.4 mile southeast of Jackrabbit Trail on Gilman Springs Road, 1.4 mile south of Eden Hot Springs. 433 Comment
  POM4044  Monardella lanceolata var. lanceolata H. M. Hall 1901-07 2527 Riverside In the vicinity of Strawberry Valley. 1585 Comment
  IRVC2057  Monardella nana R. H. Whittaker, W. A. Niering 1963-6-11 SJ 381 Riverside Santa Rosa mountain Road; middle of slope 20 degree E. Peninsular Ranges, Santa Rosa Mountains 1829 Comment
  UC1499881  Monardella nana Elizabeth McClintock 1941-5-22 Riverside Anza Monument, 5 miles south of Anza on road to Coyote Canyon Comment
  UCR221488  Monardella nana subsp. arida Elizabeth McClintock, Harlan Lewis 1941-6-29 077 Riverside Peninsular Range; Santa Rosa Mtns., road up Santa Rosa Mountain, 1 mile beyond canyon where stream crosses road 2012 Comment
  UCR221490  Monardella nana subsp. arida Elizabeth McClintock, Harlan Lewis 1941-6-29 079 Riverside Peninsular Range; Santa Rosa Mtns., road up Santa Rosa Mountain, 4.5 miles beyond canyon where stream crosses road 2348 Comment
  RSA750280  Monardella nana subsp. tenuiflora Elizabeth McClintock, H. Lewis 1941-6-29 81 Riverside Santa Rosa Peak 2454 Comment
  RSA750298  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-12 107 Riverside San Jacinto Mountains. Trail to Deer Springs, a short distance below first spring which crosses trail. Comment
  SD132295  Monardella robisonii K. Stolte 1979-9-4 Riverside Joshua Tree national Monument. Keys Ranch, Hidden Valley area. 100 meters SW of the National Parks Service trailer Comment
  UCR121351  Monardella robisonii A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24609 Riverside Mojave Desert, Little San Bernardino Mtns, Stubbe Spring, Joshua Tree National Park, 4.35 mi. (airline) SW from park road in Lost Horse Valley 1372 Comment
  POM13677  Monoptilon bellioides E. C. Jaeger 1923-3-18 1033 Riverside Painted Canyon near mecca. Comment
  UCR147839  Monoptilon bellioides Steve Boyd, Et al. 2004-5-14 11285 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
  UC218119  Montia fontana Munz and Johnston 1922-5-19 5438 Riverside 1 mi se of Thomas Ranch (Hemet Valley); San Jacinto Mountains, Hemet Valley 1402 Comment
  CHSC61257  Muhlenbergia microsperma J. Lund 1980-4-3 Riverside One mile west of Corn Spring on the side of an unimproved road in a wash. 487 Comment
  POM259729  Muhlenbergia microsperma E. C. Jaeger 1939-12-1 s.n. Riverside Orocopia Mountains 366 Comment
  RSA0121176  Muhlenbergia microsperma Duncan S. Bell, LeRoy Gross 2016-3-30 9174 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.25 air miles southeast of the summit of Martinez Mountain. 518 Comment
  SEINET13310630  Muhlenbergia porteri A. C. Sanders 2015-9-11 41869 Riverside Sonoran (Colorado) Desert: Bradshaw Trail at border of Chocolate Mountains Aerial Gunnery Range, 2.25 miles east of GAsline Rd. 646 Comment
  RSA561420  Muhlenbergia rigens Steve Boyd, Timothy S. Ross, Dave Bramlet 1992-9-9 7689 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Almos Road (7S04) and the confluence of Los Almos Creek., Up the San Mateo Trail north to Potrero de la Cienega. 396 Comment
  UCR162285  Muilla maritima S. J. Myers, John F. Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1189 Comment
  UCR20438  Myosurus minimus subsp. apus John C. Roos 1952-4-9 5515 Riverside Rolling flats at Edgemont, near Box Springs 488 Comment
  UC1930148  Myriopteris clevelandii Scott D. White, Michael Honer 2003-6-3 9488 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. Comment
  RSA522093  Najas marina Steve Boyd, Orlando Mistretta 1989-7-18 3761 Riverside Vail Lake area, along west shore of lake 1/2 mi S of dam. 427 Comment
  UC217896  Nama P. A. Munz, D. Keck 1922-4-8 4740 Riverside Mecca , Mecca (Colorado Desert) -30 Comment
  RSA421100  Nama demissa M. B. Dunkle 1935-3-30 4418 Riverside Pinto Basin, Colorado Desert. 915 Comment
  SEINET9120535  Nama demissa E. Adams 1978-1 S.N. Riverside Mecca, Box Canyon; desert wash. Comment
  RSA778009  Nama demissa var. demissa Jim Andre 2011-2-9 15920 Riverside Mecca Hills; along Box Canyon Road at upper end of gorge, approx. 6 miles SSE of Jct. with I-10, approx. 12 miles west of Chiraco Summit 284 Comment
  RSA49361  Nama demissa var. deserti P. A. Munz 1949-4-11 13005 Riverside Mojave Desert. Joshua Tree National Monument. Eastern end of Monument. 945 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
  SEINET239060  Nassella cernua Mitch Provance 2000-4-8 2007 Riverside Jurupa Mountains: S extension of 'Rattlesnake Mt.' <100m W of Peak 1739. (Fontana 7.5' Q.) 488 Comment
  UCR140905  Navarretia atractyloides Virginia Moran 2003-5-28 s.n. Riverside Peninsular Range; Perris-Aguanga Basin region, Wilson Valley Mitigation Bank (Center for Natural Lands Management), east of Sage Road and south of Wilson Valley Road 675 Comment
  RSA286800  Navarretia prostrata R. F. Thorne 1974-5-23 44667 Riverside Santa Rosa Plateau, Rancho California: Top of Mesa de Colorado, 624 Comment
  UCR20978  Navarretia prostrata A. C. Sanders 1980-5-17 1466 Riverside Santa Rosa Plateau, Santa Ana Mtns., 2.5 miles SW of Murrieta, Mesa De Burro 620 Comment
  UC77717 Image available Nemacaulis denudata var. gracilis S. B. Parish 1896-4-1 4140 Riverside Palm Springs Colorado Desert; Colorado Desert, Palm Springs Comment
  CLARK-A1045-219  Nemacladus glanduliferus George K. Helmkamp 1979-4-18 Riverside Little San Bernardino Mountains 3.5 miles north of Dillon Road; dry wash; Lost Horse Mtn. 15'Q Comment
  RSA703803  Nemacladus glanduliferus var. orientalis LeRoy Gross 2005-3-3 1599 Riverside Palen Mountains, south side. Near end of old prospect road., [From] Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W. 207 Comment
  RSA0121064  Nemacladus ramosissimus Duncan S. Bell, Thomas Stoughton 2016-3-16 8950 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central/southeastern section of range, approximately 2.5 air miles north of Gucci Spring. 511 Comment
  UCR256695  Nemacladus ramosissimus LeRoy Gross, Duncan S. Bell 2013-4-30 6025 Riverside Peninsular Range; San Jacinto Mtns., 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 1556 Comment
  POM12682  Nemacladus rubescens P. A. Munz 1922-4-9 4824 Riverside South base of Eagle Mountains 3 miles NE of the 'Hayfields' 213 Comment
  RSA79176  Nemacladus sigmoideus P. A. Munz 1952-5-2 16239 Riverside Dry Morongo Wash, n.w. end of Coachella Valley. 457 Comment
  RSA480010  Nemacladus tenuis var. aliformis Steve Boyd 1988-3-10 2133 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  CLARK-A1528-2986  Nemophila menziesii John C. Roos 1952-3-1 5361 Riverside Reche Canyon 457 Comment
  CLARK-A1528-549  Nemophila pedunculata C. M. Flanagan 1973-4-26 OO 311 Riverside Morongo Indian Reservation 914 Comment
  RSA339360  Nicolletia occidentalis R. F. Thorne, Rolf, Gertrud Dahlgren 1979-8-22 53587 Riverside Joshua Tree National Monument; Vicinity of Ryan Campground to base of Ryan Mountain. 1319 Comment
  CAS-BOT-BC231679  Nicotiana glauca E. A. McGregor 1916-3-19 712 Riverside Colorado Desert. Indio, Sands Comment
  RSA651991  Nicotiana glauca G. A. Conley 1955-5-20 s.n. Riverside 10 mi. so of Corona. Hwy 71. Comment
  RSA426710  Nicotiana obtusifolia Robert Gustafson 1981-4-7 2153 Riverside Salt Creek Wash, southern end of the Orocopia Mts. 91 Comment
  UCR101597  Nicotiana obtusifolia Bern Schwenn 1998-4-2 s.n. Riverside Sonoran (Colorado) Desert, S slope of Eagle Mtns, Hayfield 'Cove', a wide cyn mouth c. 2.5 mi. (airline) ENE of Hayfield Pumping Station & 0.75 mi. SE of Hayfield Spring 544 Comment
  UCR20835  Nicotiana obtusifolia A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1319 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
  UC64483  Nicotiana quadrivalvis H. M. Hall Jun 1897 Riverside Riverside Comment
  PASA2135  Nicotiana trigonophylla 1928-3-3 Riverside Hidden Springs, Colorado Desert Comment
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Aug 27 2016
  CAS-BOT-BC131884  Nolina parryi Lester Rowntree 1937-5-29 s.n. Riverside Pines to Palms Comment
  POM229028  Nolina parryi Philip A. Munz 1937-5-29 15156 Riverside Deep Canyon, Santa Rosa Mountains. 1067 Comment
  RSA643661  Nolina parryi James C. Dice 1985-6-13 618 Riverside Pinyon Flat, ca. 1.3 km north of Highway 74, at northwest edge of community of Pinyon Pines. 1250 Comment
  UC63870  Nolina parryi H. M. Hall July 1901 2432 Riverside lower end San Jacinto Mts., Tahquitz Val. 1828 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
  UCSB38719  Notholaena californica Cowan, Clark 1978-4-23 Riverside ESE slope above San Jacinto tramway parking lot, Chino Canyon 570 Comment
  SD9402  Notholaena californica subsp. californica C. C. Parry Mar 1876 Riverside San Jacinto Mountain Comment
  UCD124111  Nuttallanthus texanus Steve Myers 24-25 Feb 1988 s.n. Riverside Temescal Canyon, ca. 1/4 mi. west of intersection of Highway I-15 and Indian Truck Trail. 381 Comment
  JOTR01131  Oenothera deltoides Cole, James E. 1941-4-13 542 Riverside Joshua Tree National Park. OLD DALE 396 Comment
  RSA175130  Oligomeris linifolia Robert F. Thorne 1963-3-29 32416 Riverside 9 miles E of Mecca, Mecca Hills 152 Comment
  SD227819  Olneya tesota Andrew C. Sanders 1994-6-1 14622 Riverside Colorado Desert: Box Canyon in the Mecca Hills, ca. 4.5 miles below Shaver's Well, 12 miles SW of the Box Canyon Rd. intersection with I-10. 149 Comment
  RSA0035854  Oncosiphon piluliferum R. E. Riefner Jr. 2012-3-31 12 -63 Riverside city of Hemet, north of Florida Avenue and south of West Devonshire Avenue and east of Meyers Street 462 Comment
  RSA0031146  Opuntia basilaris Marc Baker, Michelle Cloud-Hughes, Tim Thomas, Alice Karl 2013-9-26 17803 Riverside Chuckwalla Mountains, north side of Corn Springs Wash, 1.1km ESE of Corn Spring, 12.2km SE of Desert Center, 70 km west of Blythe. 478 Comment
  CAS-BOT-BC56217  Opuntia ficus-indica C. B. Wolf; P. C. Everett 1938-9-29 9462 Riverside Field redacted by CAS, contact the data manager for more information 335 Comment
  SD167377  Opuntia littoralis Scott D. White 1994-6-23 2101 Riverside Temecula/Murrieta Region, Santa Gertrudis Creek, ca. 1 mile east of Skunk Hollow; Bachelor Mountain 7.5' quad. 395 Comment
  UCR42629  Opuntia oricola A. C. Sanders, B. D. Parfitt, R. Anthony 1986-4-19 6462 Riverside Santa Rosa Plateau, Santa Ana Mtns., Sandia Canyon, south side of Mesa de Burro, just below large water tanks near intersection of De Luz and Rancho Califonia Roads 457 Comment
  POM305019  Opuntia parryi Lyman Benson 1962-2-17 16142 Riverside 4 miles northeast of Aguanga. 915 Comment
  POM285349  Opuntia phaeacantha Lyman Benson 1955-12-6 15629 Riverside San Jacinto Mountain Range; Pines-to-Palms Highway. 1372 Comment
  SD229121  Opuntia phaeacantha Dick Schwenkmeyer 2012-3-26 685 Riverside Mt. San Jacinto area: Lake Hemet (site #4), Highway 74, sloping hillside 1317 Comment
  CLARK-A1528-1043  Orcuttia californica Walton Wright 1977-8-15 Riverside Santa Ana Mountains Comment
  JEPS12904  Orobanche cooperi P. A. Munz, D. Keck 1922-4-13 4960 Riverside Colorado Desert, s base of Eagle Mountains Eagle Mountains; Colorado Desert, Eagle Mountains 213 Comment
  RSA516904  Orobanche cooperi Steve Boyd, Orlando Mistretta 1986-3-13 1427 Riverside Palen Mountains; NE of Desert Center, jct. of Parker Dam Rd. and Palen Rd. (road going through pas between Palen and Granite Ranges). 244 Comment
  SEINET4391064 Image available Orobanche cooperi Sarah J. De Groot 2005-2-10 4638 Riverside Along Palen Pass Road, near Palen Pass, sandy area near Palen/McCoy Wilderness boundary. Bajadas of mountains, just north of Palen Lake (dry). 169 Comment
  RSA574735  Oxalis albicans subsp. californica Steve Boyd 1981-3-13 s.n. Riverside Gavilan Hills regiion, upper western flank of Estelle Mountain. 671 Comment
  CLARK-A1045-71  Oxytheca emarginata George K. Helmkamp 1978-5-20 Riverside San Jacinto Mountains dry slope just northwest of Kensworthy Forest Station; ; Idyllwild 15' Q Comment
  CLARK-A1528-3756  Oxytheca emarginata John C. Roos 1941-5-10 126 Riverside San Jacinto Mountains 1219 Comment
  UC489019  Oxytheca trilobata C. V. Meyer 1929-6-13 759 Riverside Chalk Hill San Jacinto Mts. 1463 Comment
  CAS-BOT-BC327923  Palafoxia arida N. Aitkenhead 1977-2-1 2209 Riverside Sand dunes 0.5 mi E of Dillon Rd-T/L Junction Comment
  UCR90264  Palafoxia arida F. M. Reed 1917-5-19 3843 Riverside Western Colorado Desert, Region of Palm Springs Canyon, mesa south of Palm Springs village 152 Comment
  SEINET10799054  Palafoxia arida David B. Dunn 1948-2-21 Dunn 3674 Riverside Seedlings; Pushawalla; a rain about two weeks earlier in wash. Hills are still quite dry. Comment
  RSA15521  Palafoxia arida var. arida L. S. Rose 1936-1-1 36003 Riverside 15 mi N. of Indio, L.A. Aqueduct Road. 305 Comment
  RSA28074  Palafoxia arida var. arida I. L. Wiggins 1941-3-24 9564 Riverside 0.3 miles south of Myoma, 4.6 miles north of Indio. Comment
  UCR279562  Palafoxia arida var. arida A. C. Sanders, Jim Malusa 2017-3-29 43168 Riverside Sonoran (Colorado) Desert, Orocopia Mountains, Canyon Spring wash just above confluence with Salt Creek 338 Comment
  RSA800235  Panicum Justin M. Wood 2010-6-17 2046 Riverside Perris Basin: March ARB, roadside ditch south of Cactus Ave. and west of Heacock St. 473 Comment
  UC2031378  Panicum hirticaule Duncan S. Bell with John Anderson, Kim Clark, Debbie George, Jim George, and Ed Howland 2013-9-28 6010 Riverside Chuckawalla Valley; south side of Interstate 10, approx. 16 air miles W of Blythe and about 2 air miles SE of Wileys Well. Comment
  UCR229508  Panicum urvilleanum Ginny Short 2011-3-26 s.n. Riverside Sonoran (Colorado) Desert, Thousand Palms Canyon Rd., c. 9 miles due east of Cathedral City 183 Comment
  UCR37456  Papaver californicum Steve Boyd 1981-5-15 s.n. Riverside Peninsular Range, Gavilan Hills, confluence of the major drainage off the west slope of Estelle Mountain with Temescal Wash 320 Comment
  JOTR32325  Parkinsonia florida Herskovits, Tasya 2011-5-25 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains; Large sandy, open wash flowing southeast to Cottonwood Canyon; Near convergence of both drainage systems and Pinto Basin road (Stop 2) Comment
  SD113585  Parkinsonia florida Darley F. Howe 1952-4-27 2186 Riverside Box Canyon east of Mecca. Comment
  SD227808  Parkinsonia florida Andrew C. Sanders 1994-6-1 14621 Riverside Colorado Desert: Box Canyon in the Mecca Hills, ca. 4.5 miles below Shaver's Well, 12 miles SW of the Box Canyon Rd. intersection with I-10 149 Comment
  SEINET10940084  Parkinsonia florida Billy Joe Cox 1975-4-23 Cox 4137 Riverside 1-3 km W, (ca 32 m S of Blythe). 70 Comment
  UCR103784  Paspalum distichum Scott D. White 1994-10-21 2507 Riverside Temecula Valley, Murrieta Creek channel downstream from Santa Gertrudis Creek confluence. south of bridge at Winchester; north of Long Valley Rd. 305 Comment
  JEPS15395  Pectis papposa var. papposa Joseph and Hilda Grinnell 1937-11-30 1084 a Riverside 24 mi w Blythe; bed of Ford Dry Lake 106 Comment
  JOTR30837  Pectis papposa var. papposa La Doux, Tasha, Jim Andre 2008-9-16 347 Riverside Joshua Tree National Park. JTNP; NE end of Splitrock Picnic Area. Queen Mountain USGS 7.5 min Quad. Near 34 00.534' N 116 03.098' W 1327 Comment
  CAS-BOT-BC169751  Pectocarya anisocarpa H. M. Hall 1902-4-22 2943 Riverside Vicinity of Riverside 396 Comment
  JOTR34481  Pectocarya heterocarpa Andre, Jim 2012-4-16 20962 Riverside Joshua Tree National Park. Queen Valley; north side of Ryan Mtn. at Sheeps Pass campground area. 1370 Comment
  UCR33810  Pectocarya heterocarpa Sears 1978-3-16 826 Riverside Sonoran (Colorado) Desert, 2.5 mi NW of Midland, in wash area beyond gap between Little Maria and Big Maria Mtns 270 Comment
  UCR174049  Pectocarya linearis A. C. Sanders 2006-5-19 32421 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  UCR86877  Pectocarya linearis A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16243 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 427 Comment
  UC25023  Pectocarya linearis subsp. ferocula Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  UC64422  Pectocarya linearis subsp. ferocula H. M. Hall May 1900 Riverside Reche Canyon Comment
  VVC2877  Pectocarya linearis subsp. ferocula Tim Thomas, P. J. MacKay 2010-4-12 5047 Riverside San Bernardino Mtns, Whitewater River; Mouth of Catclaw Flat, at the Paw. 878 Comment
  RSA525688  Pectocarya penicillata Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4559 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake Comment
  UCR241933  Pectocarya penicillata A. C. Sanders, Timothy W. Chumley 2013-3-28 40694 Riverside Peninsular Range, Temescal Canyon Rd. at Pacific Clay Products plant/Bernard St., c. 1 mile north of Lake St. 370 Comment
  RSA695831A  Pectocarya platycarpa J. R. Bruff 1928-4-2 97 -A Riverside Canyon wash west of Morango Comment
  RSA768409  Pectocarya platycarpa J. Andre, T. La Doux 2009-2-25 10815 Riverside Chuckwalla Mountains: approx. 0.5 miles south of I-10 freeway at Eagle Mountain Road exit 414 Comment
  UCD120138  Pectocarya platycarpa LeRoy Gross; Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1454 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. Near 33 deg. 37'32'N, 115 deg. 19'35'W: UTM 3721895N, 655238E to 33 deg. 36'52N, 115 deg. 19'54': UTM 3720669N, 654757E. 548 Comment
  UCR41596  Pectocarya platycarpa A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6123 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  SEINET3084049 Image available Pectocarya recurvata Andrew C. Sanders, Pam MacKay, Tim Thomas, G. K. Helmkamp 1997-2-8 19678 Riverside Colorado Desert/San Jacinto Mtns: ; Palm Springs area, Tahquitz Debris Basin at mouth of Tahquitz Canyon 183 Comment
  UCR211709  Pectocarya recurvata Fred M. Roberts, Michelle Balk 2006-5-1 6326 Riverside Perris Basin, Old Salt Creek watershed, South Hemet Hills, west of California Ave, c. 2.8 km southwest of the west end of Hemet Ryan Airport runway 483 Comment
  UCR229215  Pectocarya recurvata Tara Schoenwetter 2011-5-27 s.n. Riverside Peninsular Range, Alberhill, off Lake St. at Alberhill Mountain, N of Coal Ave./Nichols Rd. extension 429 Comment
  UCR60249  Pectocarya recurvata Steve Boyd, T. S. Ross, L. Arnseth 1989-4-1 3115 Riverside Peninsular Range, Vail Lake area, 2 mi west of dam, at edge of escarpment east of Pauba Valley 549 Comment
  RSA401954A  Pedicularis densiflora Ora M. Clark 1929-4-7 2035 Riverside South of Aguanga Comment
  UCSB6136  Pedicularis densiflora Gill, Robert 1959-3-14 Riverside Road to Black Star Canyon 853 Comment
  UCR95208  Pelargonium X hortorum D. L. Banks, E. H. Banks 1996-5-2 955 Riverside Agua Tibia Mountains, NW Palomar Mountains; NW foothills of Dorland Mtn, S end of Los Caballos Road, University of California-Emerson Oaks Reserve, at the Emerson Cottage 524 Comment
  JOTR35127  Pellaea mucronata var. mucronata La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 3239 Riverside Joshua Tree National Park. West of Queen Mountain, southern end of Wonderland of Rocks; Wonderland Wash, north of Mill Street Mine parking area. Active wash corridor with sandy bottom and surrounded by granitic outcrops and pediments; with heavy foot traffic (Stop 1) 1297 Comment
  UCR239595  Pennisetum setaceum Lynn Sweet 2010-3-12 s.n. Riverside Peninsular Range/Sonoran (Colorado) Desert, Santa Rosa Mountains, UC Boyd Deep Canyon Reserve, Coyote Canyon 302 Comment
  RSA773108  Penstemon californicus Duncan S. Bell, Joy D. England 2010-6-14 1300 Riverside San Bernardino National Forest: Garner Valley, just west of Highway 74 approximately 2.5 miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1367 Comment
  UCR173145  Penstemon centranthifolius Abby Sirulnik 2000-5-7 29 Riverside Peninsular Ranges; San Jacinto Mtns., along Mt. Edna Rd. off of Calif. Hwy 243, c. 5 mi. N of Poppet Flats 1159 Comment
  UCR132895  Penstemon clevelandii Ina Lengyel 1997-5-27 s.n. Riverside San Jacinto/Santa Rosa Mtns., Hwy 74 between Ribbonwood and Santa Rosa Mtn. Road 1341 Comment
  JOTR32030  Penstemon clevelandii var. mohavensis Herskovits, Tasya & Harding, Mitzi 2011-4-28 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mtns, Queen Valley; east side of Lost Horse Rd.; west facing side of boulder outcrops 1243 Comment
  JOTR31150  Penstemon eatonii var. undosus La Doux, Tasha 2009-6-3 1859 Riverside Joshua Tree National Park. (Stop 2): Little San Bernardino Mountains, Covington Flats Area, Covington Spring 1396 Comment
  POM14401  Penstemon pseudospectabilis Philip A. Munz, D. D. Keck 1922-4-9 4909 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 457 Comment
  NY661194  Penstemon spectabilis var. spectabilis F. W. Pennell 1940-4-28 25279 Riverside Route 74, 7-8 miles east of Hemet 548.6 Comment
  RSA502512  Penstemon spectabilis var. spectabilis Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-5-7 3567 Riverside Vail Lake area, along Arroyo Seco drainage from jtn. with Kolb Creek, S to w/in 1/4 mi Hwy 79. 457 Comment
  UCR268278  Penstemon spectabilis var. subviscosus Jim Andre 2012-6-15 30503 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
  POM351576  Pentachaeta aurea Elbert Benjamine 1929-5-18 224 Riverside Mt. San Jacinto. Comment
  RSA0070719  Pentagramma triangularis Scott D. White 2001-4-19 8375 Riverside Perris Basin: Perris/Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., ca. 1.5 - 2 mi west of Interstate 215. 442 Comment
  UCD137785  Pentagramma triangularis L. S. Rose 1935-12-27 s.n. Riverside Palm Canyon. Comment
  CAS-BOT-BC71580  Pentagramma triangularis subsp. maxonii Ivan Johnston 1917-4-4 1045 Riverside Palm Canyon 274 Comment
  SEINET3089060 Image available Peritoma arborea B. Pitzer 1998-1-24 3403 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
  UC1719674  Perityle emoryi Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11214 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region; Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Comment
  UCR279508  Perityle emoryi A. C. Sanders, Jim Malusa 2017-3-27 43117 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
  RSA20300  Petalonyx thurberi Roxana S. Ferris, Ruth P. Rossbach 1938-5-16 9568 Riverside Mecca Hills 2 miles up Painted Canyon. Comment
  RSA444948  Petalonyx thurberi Anstruther Davidson 1903-5-1 s.n. Riverside Thermal Comment
  UCR92284  Petunia parviflora Scott D. White, Steve Ogg 1994-10-17 2462 .1 Riverside Temecula Valley, Murrieta Creek at Winchester Road bridge (Banana Avenue) 317 Comment
  CAS-BOT-BC326733  Peucephyllum schottii D. E. Breedlove 1962-3-11 1892 Riverside On State 74, 5.7 miles southwest of Palm Desert 487 Comment
  RSA0121245  Peucephyllum schottii Sherwin Carlquist 1958-10-12 628 Riverside Eagle Mt., pumping station. Comment
  RSA651687  Peucephyllum schottii Viki Cruz 1983-5-8 002 *k Riverside Collected on a rocky hillside of the North facing slope just inside Magnesia Canyon,Santa Rosa Mountains. Comment
  RSA777729  Peucephyllum schottii J. Andre, Glenn L. Clifton 2011-2-22 17439 Riverside Mecca Hills; along Box Canyon Road, 8.5 miles NE of town of Mecca 171 Comment
  UCSB36152  Peucephyllum schottii Roberts, Dar 1980-3-26 Riverside 1 mile south southern entrance to Joshua Tree National Monument 1/4 mile East Rd. 750 Comment
  POM14022  Phacelia ambigua P. A. Munz, D. D. Keck 1922-4-9 4841 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 427 Comment
  RSA554651  Phacelia ambigua A. C. Sanders, E. J. Lawlor 1992-4-4 12091 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  RSA657245  Phacelia ambigua J. Mark Porter 2001-4-2 12344 Riverside Coachella Valley, Desert Hot Springs, S of Big Morongo Wash, along Indian Ave, just S of the jtn. with Pierson Avenue. 396 Comment
  RSA487229  Phacelia brachyloba James L. Reveal, C. Rose Broome 1987-6-27 6607 Riverside San Jacinto Mtns, along California Hwy 243, 1.8 miles N of Mountain Center and 2.7 miles S of Idyllwild. 1494 Comment
  UCR156466  Phacelia brachyloba T. B. Salvato, A. C. Sanders 2005-5-17 894 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
  JEPS2205  Phacelia campanularia subsp. vasiformis W. L. Jepson 12551 Riverside n Mecca; Colorado Desert, Eagle Mts., Cottonwood Spr. 487 Comment
  UCR135985  Phacelia cicutaria var. hispida A. C. Sanders, Kerry Knudsen, T. B. Salvato 2004-5-18 27899 Riverside Peninsular Range, summit ridge of Alberhill Mountain, along dirt road 503 Comment
  SBBG35132  Phacelia crenulata T. L. Secrest 1948-4-7 Riverside near Desert Hot Springs 213 Comment
  SBBG99410  Phacelia crenulata W. L. Halvorson 1977-2-5 77 -9 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  JOTR35325  Phacelia crenulata var. ambigua Harding, Mitzi, Mark Wheeler 2012-2-28 93 Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; eastern slopes of southern tip of range (Stop 1) 177 Comment
  RSA0043223  Phacelia crenulata var. ambigua Duncan S. Bell 2009-3-7 18 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
  RSA789358  Phacelia crenulata var. ambigua Aaron C. Sedgwick, David Fraker 2012-3-28 17 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  UCR72178  Phacelia crenulata var. ambigua Theo Glenn 1991-5-15 91- 43 Riverside Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe 351 Comment
  JOTR36008  Phacelia crenulata var. minutiflora Harding, Mitzi, T. Herskovits 2012-3-16 216 Riverside Joshua Tree National Park. Eagle Mountains, Cholla Wash Comment
  RSA0119887  Phacelia cryptantha Duncan S. Bell, Thomas Stoughton 2016-4-12 9217 Riverside Santa Rosa Mountains; eastern side of Martinez Mountain; in a side canyon off of Martinez Canyon, approximately 3.5 air miles southwest of the junction of Agua Alta Canyon and Martinez Canyon. 861 Comment
  UCR243510  Phacelia cryptantha Jim Andre, T. La Doux, R. B. Kelley 2011-5-4 21086 Riverside Southern Mojave Desert, Joshua Tree National Park, Long Canyon, up side canyon approx. 400 m. west of main canyon drainage 1172 Comment
  UC284216  Phacelia davidsonii P. A. Munz and D. Keck 1923-6-14 7068 Riverside Glen Ivy Trail to Santiago Peak 1463 Comment
  RSA314656  Phacelia distans Robert F. Thorne, Mrs. Raymond Fosberg, M. H. Sachet, Derral Herbst 1983-4-23 55445 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  RSA428219  Phacelia distans H. de Forest, George C. Johnston 1925-4-17 s.n. Riverside Cabazon. Comment
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Mar 13 2011
  UCR107395  Phacelia distans B. G. Pitzer 1997-3-23 2950 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
  RSA125333  Phacelia imbricata subsp. patula R. Weatherby 1949-6-6 642 Riverside Santa Rosa Mountain. 1982 Comment
  RSA212890  Phacelia lemmonii Babs Kobaly 1969-6-24 s.n. Riverside Upper Big Morongo Canyon, Riverside County. Comment
  RSA428086  Phacelia minor Christopher Davidson 1973-4-1 1794 Riverside Agua Tibia Mountains. Highway 71/79 approximately 7 miles from junction of US 395 South. 412 Comment
  RSA602235  Phacelia minor R. S. Woglum 1934-3-18 645 Riverside Peninsuar Ranges: San Jacinto Mountains, Coachella Valley, Snow Creek. Comment
  RSA659353  Phacelia minor P. Shirokawa 1998-5-15 29 Riverside Cleveland National Forest- Trabuco Ranger District, 0.3 miles from Ortega Highway (State Highway 74) on North Main Divide Road. 808 Comment
  UCR215519  Phacelia minor Daphne K. Christopher, Hannah I. Stevens 2003-4-4 087 Riverside Peninsular Range, UC Riverside Motte Rimrock Reserve, off Sage Road 530 Comment
  POM8639  Phacelia neglecta P. A. Munz, R. D. Harwood 1920-4-3 3562 Riverside Ford's Well west of Blythe. 305 Comment
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Dec 13 2016
  RSA480099  Phacelia neglecta Steve Boyd, L. Arnseth, S. Meury, D. Nordin, Tim Ross 1988-3-10 2188 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine. 400 Comment
  RSA709970  Phacelia neglecta Sarah J. De Groot, Leland Lubinsky, Naomi S. Fraga, Lisa Rojas 2005-2-10 4587 -b Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  UCR51351  Phacelia neglecta B. G. Pitzer, J. Wilkinson, S. J. Myers 1988-2-21 0600 Riverside Sonoran (Colorado) Desert, S end of Coxcomb Mtns, 0.2 mi. north of Hwy 177 (Old Desert Center - Rice Road), at 10.6 mi. NE of Desert Center 229 Comment
  UCR112131  Phacelia parryi A. C. Sanders, B. Pitzer, T. B. Salvato 1998-4-26 21757 Riverside Box Springs Mtns., Highgrove, mouth of Pigeon Pass Canyon at intersection of Pigeon Pass Rd. and Mt. Vernon Ave. 320 Comment
  RSA736854  Phacelia ramosissima Scott D. White, Angelia Carey 2004-7-2 10593 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  UCR263717  Phacelia ramosissima Mark A. Elvin, Tricia Wotipka 2002-5-1 1965 Riverside South Coast Floristic Ecoregion, Badlands east of Riverside, 5 km southwest of Beaumont, southeast portion of La Borde Canyon 579 Comment
  JEPS1349  Phacelia ramosissima var. latifolia W. L. Jepson 1903-8-5 2269 Riverside near meadow on side hill near Strawberry Valley; San Jacinto Mt. 1737 Comment
  POM10401  Phacelia ramosissima var. latifolia Charlotte M. Wilder 1903-4-23 165 Riverside Wilder s canyon, Jurupa Hills, near Riverside. Comment
  UC56712  Phacelia ramosissima var. ramosissima Geo. F. Reinhardt June, 1897 Riverside San Jacinto Valley Comment
  RSA691955  Phalaris aquatica Scott D. White, Michael Honer 2003-4-9 8977 Riverside Northeast corner of Devonshire Ave. and Warren Road, immediately southwest of 'Tres Cerritos.' Former chicken farm. 473 Comment
  SEINET954243  Phalaris aquatica Mitch Provance, Brett Provance 2005-1 5700 Riverside San Bernardino Valley; Riverside (Arlington Heights area), SE corner of Cleveland Ave. and Irvine St. (inc. about 50 yards E on Cleveland). 277 Comment
  UCR97271  Phalaris lemmonii Scott D. White 1993-4-25 1272 Riverside Peninsular Range; Perris-Aguanga Basin Region, Vernal Pool ('Bramlet's') on California Ave. between intersection of Stetson and RR crossing 450 Comment
  CAS-BOT-BC250619  Phalaris minor K. Larson 1977-5-12 2280 Riverside Wiley Wells Rd. ca. 20 mi. W. of Blythe Comment
  UCR126938  Phalaris minor Julie A. Greene 1993-5-12 1304 Riverside Perris-Aguanga Basin region, South of gated West-East road, east of Davis Rd. 433 Comment
  UCR172252  Phalaris minor John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, French Valley: Leon Road (San Diego Aqueduct right of way) from Borel Road/Tucalota Creek S for c. 0.25 mi 427 Comment
  UC219241  Philadelphus microphyllus var. stramineus E. C. Jaeger 1922-8-20 1015 Riverside Long Valley. Comment
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Mar 8 2012
  UCR2659  Phleum alpinum F. M. Reed 1908-7-14 2474 Riverside San Jacinto Mtns., Meadow in Round Valley 2744 Comment
  POM13672  Phlox austromontana P. A. Munz 1922-6-28 5871 Riverside Santa Rosa Mountains. 2439 Comment
  UC52395  Phlox gracilis H. M. Hall May 1899 Riverside Strawberry Valley San Jacinto Mts. 1828 Comment
  RSA674927  Pholistoma auritum Scott D. White, Pam DeVries 2000-4-25 7725 Riverside Temescal Valley: Corona area, eastern foothills of Santa Ana Mountains just above citrus groves. 412 Comment
  UC1518627  Pholistoma membranaceum Robert F. Thorne, Drs. Fosberg, Sachet, and Herbst 1983-4-23 55455 Riverside ca. 3.3 mi. n. Whitewater Post Office (side canyon w. side of Whitewater Canyon); San Bernardino Mts., Whitewater Canyon 594 Comment
  UCD105052  Phoradendron bolleanum T. Scott; A. Townesmith, K. M. Meyer 2007-3-18 136 Riverside San Bernardino National Forest. San Jacinto Ranger District, about 0.2 mi. along Pinon Flats Transfer Station Rd. off Rte. 74. 1228 Comment
  CAS-BOT-BC135069  Phoradendron californicum Del Wiens 1953-12-5 872 Riverside near Junction of road from S end of Joshua Tree National Monument and US 60 and 70 152 Comment
  CAS-BOT-BC135109  Phoradendron californicum Walton H. Clark 1926-6-1 s.n. Riverside Indio Comment
  HSC87172  Phoradendron californicum Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. Ross 1988-3-10 2103 Riverside N end of the Palen Mtns., 2 mi. W of Palen Pass 300 Comment
  RSA799076  Phoradendron californicum Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6872 Riverside South side of Joshua Tree National Park, Cottonwood Spring 905 Comment
  UCR133554  Phoradendron californicum E. K. Balls 1949-4-4 12972 Riverside Sonoran (Colorado) Desert, Desert Beach on Hwy 111 -46 Comment
  UCSB8022  Phoradendron californicum Keefe, Joseph 1967-2-26 Riverside 3.1 miles north of Imperial county line, south of Indio Comment
  SD233958  Phoradendron leucarpum subsp. tomentosum A. C. Sanders, Lowell J. Bean, Pesach Lubinsky, et al. 2003-1-10 25655 Riverside San Jacinto Mountains: Bautaista Canyon, ca. 3/5 mile above the Horse Canyon confluence, near beginning of Alessandro Trail (Blackburn Canyon 7.5'Q) 883 Comment
  UCR91721  Phoradendron macrophyllum A. C. Sanders, J. Goetzen 1996-5-1 18141 Riverside San Bernardino Mtns., Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, north of Banning 915 Comment
  SEINET2097189  Phragmites australis R. Harms 2003-4-1 Riverside San Andreas Oasis, Dos Palmas Reserve; -15 Comment
  UCR85249  Physalis crassifolia A. C. Sanders, P. J. MacKay, M. Jacobsmeyer, et al. 1995-3-5 15989 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
  UCR144084  Physalis philadelphica Scott D. White 1998-9-4 7122 Riverside San Gorgonio Pass, Beaumont, 'Oak Valley Golf Course 793 Comment
  RSA234023  Pilularia americana R. F. Thorne, Earl Lathrop 1969-5-19 37966 Riverside Santa Rosa Plateau: margin of N end of large vernal marsh, Mesa de Colorado, Rancho California. 624 Comment
  RSA5238  Pinus flexilis C. B. Wolf 1932-8-5 3982 Riverside Rocks at summit of San Jacinto Peak 3294 Comment
  SD229025  Pinus jeffreyi Dick Schwenkmeyer 2012-9-20 841 Riverside Taquitz Valley Camp, 2.5 mi. east (via trail) of Humber Park, Idyllwild. 2502 Comment
  CDA18000  Pinus monophylla L. D. Merrill 1999-8-27 s.n. Riverside Cactus Springs Trailhead, Santa Rosa Mtns. 0 Comment
  RSA562457  Piperia cooperi Steve Boyd, Timothy S. Ross 1992-5-5 7232 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Eastern portions of Oak Flats along the Bluewater Trail. 732 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
  UCR260576  Plagiobothrys arizonicus A. C. Sanders, Nina Kidd, Jeff Crain 2015-3-31 41539 Riverside Peninsular Range; Eastern Foot of Santa Ana Mtns., Temescal Canyon, southwest side of Temescal Canyon Rd. near El Hermano Road junction 313 Comment
  RSA653420  Plagiobothrys canescens Scott D. White 1999-5-24 7387 Riverside San Jacinto Valley, San Jacinto River wash: Just N of City of San Jacinto, about 1 mile SE of State St. Bridge. 448 Comment
  SD181657  Plagiobothrys canescens Scott D. White, Tasha La Doux 2000-4-20 7701 Riverside Gibbel Flat in the Santa Rosa Hills. 609 Comment
  JOTR32305  Plagiobothrys canescens var. canescens La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 3237 Riverside Joshua Tree National Park. West of Queen Mountain, southern end of Wonderland of Rocks; Wonderland Wash, north of Mill Street Mine parking area. Active wash corridor with sandy bottom and surrounded by granitic outcrops and pediments; with heavy foot traffic (Stop 1) 1297 Comment
  RSA645676  Plagiobothrys collinus var. californicus Scott D. White 1999-5-2 7294 Riverside Perris Basin: Perris / Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., ca. 1.5 - 2 mi. W of I-215 freeway. 442 Comment
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Nov 7 2013
  RSA689516  Plagiobothrys collinus var. californicus Scott D. White, Michael Honer 2003-4-2 8902 Riverside Just west of I-15 Freeway and northeast of Lawson Dr. 305 Comment
  RSA702727  Plagiobothrys collinus var. californicus Scott D. White, Michael Honer 2004-4-6 10062 Riverside Temescal Valley, just north of the I-15 Freeway and east of Indian Truck Trail, south and west of Lee Lake. 335 Comment
  SD244101  Plagiobothrys collinus var. californicus A. C. Sanders, John F. Green. 2013-3-27 40684 Riverside Peninsular Range: Alberhill, dirt track NE of new section of Nichols Road, south of Lake Street (Alberhill 7.5'Q) 433 Comment
  SD39241  Plagiobothrys collinus var. fulvescens Edith A. Purer 1935-4-21 6446 A Riverside Pine Valley Comment
  UC1931120  Plagiobothrys collinus var. fulvescens Scott D. White, Justin Wood 2008-6-18 12243 Riverside San Jacinto Mountains: Meadow N/W of Keen Camp Summit, S/W of Hwy 79. Comment
  RSA639627  Plagiobothrys fulvus var. campestris R. F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 51976 Riverside Santa Rosa Plateau: Mesa de Colorado 610 Comment
  UCR281234  Plagiobothrys leptocladus Mitch Provance, Jeremiah George 2017-3-23 317- 68 Riverside Elsinore Trough, Lake Elsinore, E side Baker St., about 0.5 miles SE of Pierce St. 677 Comment
  UCR20824  Plagiobothrys nothofulvus A. C. Sanders 1980-5-17 1465 Riverside Santa Rosa Plateau, Santa Ana Mtns., 2.5 miles SW of Murrieta, Mesa De Burro 620 Comment
  RSA192205  Plagiobothrys undulatus E. W. Lathrop 1966-4-24 6202 Riverside 4 miles W of Murrieta Comment
  RSA593903  Plantago elongata subsp. pentasperma Steve Boyd, Dave Bramlet 1996-4-19 8604 Riverside San Jacinto Valley, ca 2 air miles NE of Winchester and 0.5 mi W of Ryan Airfield in the upper Salt Creek floodplain, at the N end of California Avenue, N of Stetson Avenue, W of the Metropolitan Water District canal. 457 Comment
  SEINET1910853  Plantago erecta A. C. Sanders 1997-1 19846 Riverside Lake Skinner area: lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  UCR225583  Plantago erecta A. C. Sanders, T. B. Salvato 2011-3-29 38872 Riverside Peninsular Range; Perris-Aguanga Basin Region, between Sun City and Perris, along powerline corridor 0.45 east of Goetz Rd. and 0.07 km east Wheat St. 450 Comment
  UCR196375  Plantago ovata Naomi Fraga, Lisa Rojas 2005-2-10 1353 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  RSA314639  Plantago ovata var. fastigiata Robert F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55434 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  RSA698378  Plantago ovata var. fastigiata W. Marquart 1938-3-12 s.n. Riverside 10 miles west of Blythe. Comment
  RSA773178  Plantago patagonica Duncan S. Bell, Joy D. England 2010-5-27 1128 Riverside San Bernardino National Forest: Garner Valley, just south of junction of forest service road 6S04 and forest service road 6S13. 1340 Comment
  SD236358  Platanus acerifolia A. C. Sanders, D. L. Sanders 2008-9-27 36103 Riverside San Bernadino Valley Region: Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and pint NW of Vine Street & Halfmoon Court intersection, c. 1 mile NE of River Road bridge. 164 Comment
  SDSU12973  Platanus racemosa Michael G. Simpson 1999-10-27 2040 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  UCR241001  Platanus racemosa Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 22 Riverside South Coast/Peninsular Range, Riverside, Sycamore Canyon, near the entrance to the park 396 Comment
  CLARK-A1528-1356  Platystemon californicus Cameron Duncan 1966-3-27 Riverside Woodcrest 548 Comment
  RSA612781  Platystemon californicus D. L. Banks, Victor W. Steinmann 1997-3-13 1421 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
  UCR222660  Plecostachys serpyllifolia R. E. Riefner Jr. 2008-12-16 08- 369 Riverside Peninsular Range, city of Temecula, Pechanga Parkway at Pechanga Resort Dr. 338 Comment
  RSA0021527  Pleuraphis rigida Jim Andre 2013-3-27 24809 Riverside Rice Valley; east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62). 242 Comment
  RSA526372  Pleuraphis rigida Marcus E. Jones 1926-2-15 s.n. Riverside Near Indio. Comment
  SBBG57095  Pleuraphis rigida M. N. Ackley -Feb-1926 1 Riverside near Edom 64 Comment
  CAS-BOT-BC326646  Pleurocoronis pluriseta S. B. Parish 1906-4-10 4422 Riverside Palm Springs, Colorado Desert Comment
  UCR147742  Pleurocoronis pluriseta Steve Boyd, Et al. 2004-5-14 11218 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range 549 Comment
  CAS-BOT-BC226798  Pluchea sericea A. C. Sanders; T. B. Salvato 2012-4-27 40092 Riverside Peninsular Range; Santa Ana Mtns. Region: Temescal Canyon, along Temescal Canyon Rd. between Glen Ivy/I-15 and Indian Truck Trail, 265 m NW of El Hermano Rd. 310 Comment
  UC829264  Pluchea sericea Louis C. Wheeler 1932-7-9 940 Riverside 3 mi below Prado; Santa Ana River Canyon 152 Comment
  UCR101357  Pluchea sericea A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22227 Riverside San Bernardino Mtns., Morongo Indian Reservation, Lion Canyon 671 Comment
  SEINET10941526  Pluchea sericea David B. Dunn, Shogo; Schroeder; Bruskin; A. Folsom 1948-3-13 Dunn 3734 Riverside Found growing in a wash. Indio Hills, Colorado Desert. Near Pushawalla. Comment
  UCR182091  Poa annua Tom Chester 2005-5-3 605 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve: Waterline Road, 0.2 miles (0.3 km) southwest of Visitor Center, at jct. with Granite Loop Trail 536 Comment
  RSA586100  Poa annua D. L. Banks, Steve Boyd 1995-4-5 140 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, along the Dripping Springs Trail., 33 deg 27' 20''N-116 deg 58' 26''W. 646 Comment
  RSA740948  Poa bulbosa Scott D. White, Justin M. Wood 2008-6-17 12186 -B Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  CLARK-A1528-86  Poa pratensis C. M. Flanagan 1973-5-12 OO 411 Riverside Morongo Indian Reservation 1158 Comment
  UCR113047  Poa secunda Mitch Provance, Seychelle Provance 1998-3-3 136 Riverside Riverside, top of North Hill, along the S edge of Lake Evans 960 Comment
  POM49095  Polygonum bistortoides P. A. Munz, I. M. Johnston 1924-7-27 8769 Riverside Deer Springs, San Jacinto Mountains 2500 Comment
  UCR122569  Polygonum hydropiperoides George K. Helmkamp, E. A. Helmkamp 2000-8-29 5985 Riverside Colorado Desert., South of Mecca, where Lincoln St. crosses the Whitewater River, about 0.5 mile from the Salton Sea -67 Comment
  RSA612810  Polypodium californicum Darin L. Banks 1997-3-1 1359 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. Pechanga Creek, east of the ''Fiesta Grounds'' to the spring on the northern fork of Pechanga Creek at the eastern end of the Reservation. 423 Comment
  UCR178352  Polypodium californicum Tracy Tennant, Mitch Provance, Jeffrey Ross 1998-6-25 MOR- 1061 Riverside Transverse Range; San Bernardino Mtns., Morongo Indian Reservation, upper Corral Canyon, tree stand C-01 1280 Comment
  JOTR35917  Polypogon monspeliensis De Groot, Sarah J., Jessica Chu, Loraine Washburn 2013-3-22 6865 Riverside Joshua Tree National Park. Cottonwood Spring; Fan palm oasis and surrounding slopes. 905 Comment
  UC1930040  Polypogon monspeliensis Scott D. White, Justin Wood 2008-6-16 12113 Riverside San Jacinto Mountains: Fobes Canyon, +- 1 mile up Fobes Ranch Road from Fobes Spring. Comment
  UCR160845  Polypogon monspeliensis T. B. Salvato, Kelly Volansky 2003-3-27 118 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  RSA385498  Polypogon viridis N. C. Cooper 2638 Riverside Whitewater Canyon. Comment
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Jan 14 2010
  SEINET10719134  Polystichum Greg Gust, Leith Nye 2005-3-12 Gust 560 Riverside Cleveland National Forest. Hwy 74 west of lower San Juan Picnic Area at pullout W side of Santa Ana Mountain Range. 495 Comment
  POM50391  Populus fremontii W. W. Eggleston 1924-3-10 19543 Riverside San Jacinto Station, Cleveland Forest 600 Comment
  RSA0036069  Populus fremontii Ivan M. Johnston 1917-4-4 s.n. Riverside Palm Canyon along creek. 457 Comment
  SBBG125914  Populus fremontii subsp. fremontii L. Gross with B. O'Brien 2013-3-18 5951 Riverside Fairmount Park, W side of Lake Evans, NE of Mount Rubidoux 238 Comment
  UCR270196  Populus nigra A. C. Sanders, Jeanne Marie Acceturo & participants in Jepson Workshop 2016-4-3 42417 Riverside Peninsular Range, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, south end of Los Caballos Road, c. 0.3 km NW (161 deg. ) of water tank 473 Comment
  CAS-BOT-BC356159  Porophyllum gracile Steve Boyd 1986-5-1 1786 Riverside Southwestern Perris Basin: Hill W of Skunk Hollow Comment
  UCR158859  Portulaca oleracea Scott D. White 1994-6-23 2089 Riverside Temecula/Murrieta Region, Santa Gertrudis Creek, c. 1 mi. east of Skunk Hollow 396 Comment
  UCR121241  Potentilla glandulosa subsp. reflexa Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2272 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  POM366664  Potentilla rimicola Robert Kessler 1921-9-1 s.n. Riverside Mount San Jacinto. Comment
  SDSU13345  Primula clevelandii var. clevelandii Joseph R. Verfaillie, BIO 531 Taxonomy class (SDSU), M. G. Simpson 2000-4-1 23 Riverside Along a poorly defined trail east of the North side field station. At the Santa Margarita Ecological Research Station (SDSU). 335 Comment
  CDA39092  Prosopis glandulosa Mike Lahti 2013-5-2 PDR# 331 P06141961 Riverside Aguanga; Hwy. 79 south and Hwy. 371. 0 Comment
  SD229160  Prosopis glandulosa var. torreyana Dick Schwenkmeyer 2013-6-11 905 Riverside Approx. 1.5 miles north od highway 74 and Royal Carrizo Road intersection. 854 Comment
  SD229162  Prosopis glandulosa var. torreyana Dick Schwenkmeyer, Collection made by Tony Harper 2013-5-8 887 Riverside Little Paradise Camp in Palm Canyon, approx. 8 miles S. of Cathedral City 869 Comment
  UC16270  Prosopis glandulosa var. torreyana H. M. Hall 1899-5-19 1106 Riverside San Jacinto Lake Comment
  SEINET10903690  Prosopis pubescens David B. Dunn, A. Folsom 1948-6-17 Dunn 3793 Riverside At camp in Pushawalla Canyon under palms. Comment
  RSA453215  Prunus emarginata Elbert Benjamine 1929-5-19 210 Riverside Mt. San Jacinto. Comment
  RSA453236  Prunus fremontii Robert Gustafson, Gary D. Wallace 1982-5-19 2565 Riverside Pines to Palms Hwy. (Hwy. 74), between 7-level Hill and Black Hill. Comment
  HSC47470  Psathyrotes ramosissima Richard Spjut 1978-5-10 5039 Riverside Colorado Desert: Chuckawalla Valley, ca. 1 mi. S of Desert Center 305 Comment
  OBI35673  Psathyrotes ramosissima Louis B. Ziegler 1977-4-12 561 Riverside Near Desert Hot Springs 381 Comment
  POM308524  Psathyrotes ramosissima Henry J. Ramsey, Ramsey 1939-11-28 3171 Riverside 15 miles east of Indio Comment
  RSA726519  Psathyrotes ramosissima Naomi Fraga, Lisa Rojas 2005-2-10 1403 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 361 Comment
  UC1176850  Psathyrotes ramosissima Lewis S. Rose 1959-1-12 59010 Riverside Cathedral City 121 Comment
  RSA5011  Pseudognaphalium biolettii C. B. Wolf 1932-3-20 11 Riverside Richman Ranch, 2.5 miles north of De Luz. 457 Comment
  UCR136267  Pseudognaphalium biolettii A. C. Sanders 2004-4-20 27549 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  UC1118482  Pseudognaphalium californicum A. Lewis 1934-3-1 316 Riverside Tin Mine Canyon Cleveland National Forest, Corona Quadrangle, Tin Mine Canyo 609 Comment
  UCR280938  Pseudognaphalium canescens subsp. microcephalum Mitch Provance, Matt K. Beyers 2017-6-8 617- 14 Riverside Temescal Valley, Indian Wash, SW of I-15, S side of De Palma Rd., about 0.2 mi WNW of inter. with Glen Eden Rd. 366 Comment
  UCR280927  Pseudognaphalium leucocephalum Mitch Provance 2017-5-25 517- 62 Riverside Temescal Valley, 0.3 to 0.5 miles SE of Indian Truck Trail, between Temescal Canyon Rd. and Hwy. 15 361 Comment
  CAS-BOT-BC357548  Pseudognaphalium stramineum Geo. B. Grant 1901-8-1 s.n. Riverside Strawberry Valley Comment
  UCR169369  Pseudotsuga macrocarpa June Latting 1972-5-3 s.n. Riverside San Jacinto Mtns, 1 mile east of Keen Summit, 2.5 miles east of Mountain Center (junction of Calif. Hwy 74 and Calif. Hwy 243), a short distance east of Pasadena YMCA camp on the south side of Calif. Hwy 74 1402 Comment
  UCR110457  Psilocarphus brevissimus D. E. Bramlet 1998-4-22 2607 Riverside Perris-Aguanga Basin region, French Valley area, 305m east of Washington Road and 10m north of Rawson Road, 6m west of the San Diego Canal. 447 Comment
  CAS-BOT-BC361785  Psilocarphus brevissimus var. brevissimus A. C. Sanders 1993-5-12 14004 Riverside Hemet, SW corner of the intersection of Florida Ave. (Hwy 74) and Warren Rd., between the New San Diego Aqueduct and Warren 460 Comment
  UCR89227  Psilocarphus brevissimus var. brevissimus Scott D. White 1995-9-22 3677 Riverside San Jacinto Valley, March Air Force Base, west of Plummer St. and south of Cactus Ave., 0.7 mile west of 215 Fwy. 460 Comment
  RSA403978  Psorothamnus arborescens var. simplicifolius Robert Gustafson 1980-5-5 1573 Riverside Whitewater Canyon Road, 0.4 of a mile from the junction with Interstate 10. Whitewater Canyon wash. 610 Comment
  UC667322  Psorothamnus arborescens var. simplicifolius Annie M. Alexander and Louise Kellogg 1941-5-22 2217 Riverside 1.5 mi n Cottonwood Spring (Eagle Mountains, Colorado Desert); Colorado Desert, Eagle Mountains, n of Cottonwood Spring 975 Comment
  CAS-BOT-BC353625  Psorothamnus emoryi John Thomas Howell 1928-3-11 3436 Riverside 6 miles SE of Garnet Station, Coachella Valley, Colorado 152 Comment
  RSA503354  Psorothamnus emoryi S. J. Myers 1988-10-18 s.n. Riverside Garnet Hill, N of Palm Springs, between the Southern Pacific railroad tracks and Hwy 10, E one-third of Granet Hill, SE to Palm Drive 206 Comment
  CAS-BOT-BC340915  Psorothamnus schottii C. L. Hitchcock 1940-3-29 5849 Riverside Ca. 12 mi. east of Indio Comment
  SBBG24099  Psorothamnus schottii A. I. Richardson 1966-4-2 Riverside below Thousand Palms Oasis Comment
  SD27947  Psorothamnus schottii Carl B. Wolf 1932-4-27 2990 Riverside Colorado Desert, 14 mi. E of Mecca, on Blythe Road (E of Shavers Well) 152 Comment
  UCR161369  Psorothamnus schottii Mark A. Elvin 2005-4-26 4224 Riverside Northern Sonoran (Colorado) Desert, Coachella Valley: N of Agua Caliente Indian Reservation; N of Ramon St; 3km NW of Thousand Palms 183 Comment
  UCSB3061  Psorothamnus schottii Keator, Glenn 1959-5-17 Riverside Border of Colorado desert along Palm to Pines highway Comment
  RSA561122  Pteridium aquilinum var. pubescens Steve Boyd, Timothy S. Ross, Dave Bramlet 1993-5-12 7313 Riverside Southern Santa Ana Mountains, Sant Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon. 365 Comment
  RSA612497  Pterostegia drymarioides D. L. Banks 1997-2-23 1320 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
  SDSU12923  Pterostegia drymarioides Jutta Buschbom 1991-3-6 47 Riverside SE-slope, N-Border of the Reserve, beyond an Avocado-grove, ca. 500m (15 min) NW from the fieldstation. Santa Margarita Ecological Reserve, Temecula. Comment
  UCR123819  Pterostegia drymarioides Steven R. Hill 2001-5-3 33672 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
  UCR126371  Pterostegia drymarioides A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 679 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  HSC25805  Purshia tridentata var. glandulosa Richard Spjut 1972-3-13 2265 Riverside Western border of the Colorado Desert ; San Jacinto Mts., near the eastern border of the San Bernardino Natl. Forest along Hwy. 74 915 Comment
  JOTR31163  Purshia tridentata var. glandulosa La Doux, Tasha 2009-6-3 1869 Riverside Joshua Tree National Park. (Stop 5): Little San Bernardino Mountains, Covington Flats Area, lower slopes, just above parking area for lower Covington Flats 1460 Comment
  UCR3754  Pyrola aphylla Frank C. Vasek 1964-7-12 640712- 01 Riverside Peninsular Range; San Jacinto Mountains, Pine Cove 1878 Comment
  UCR264636  Quercus Mitch Provance 2012-4-27 412- 18 Riverside The Badlands, Mt. Davis, southwest of Beaumont, about 1 mi S of I-10 and SR-60 interchange, just E of Davis Mountain Dr. and S of Westward Ave. 799 Comment
  UCR266607  Quercus Mitch Provance 2009-9-10 17426 Riverside San Bernardino Mountains, Banning, beneath SCE lines, about 0.95 mi N of the intersection of Florian St. and W Gilman 909 Comment
  UCR278374  Quercus Mitch Provance 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. 755 Comment
  UCSB39053  Quercus X acutidens Jorgensen, Jan 1982-1-19 Riverside 3,5 kilometer up Santa Rosa Mountain Road from highway 74, near Palm Desert, San Jacinto Mountains 1500 Comment
  RSA50466  Quercus X munzii P. A. Munz 1946-10-21 11590 Riverside Live Oak Tank, Joshua Tree National Monument. 1220 Comment
  RSA0028782  Quercus agrifolia var. oxyadenia R. E. Riefner Jr. 2005-8-7 5 -581 Riverside San Jacinto Mountains, San Bernardino National Forest, 2.3 mi W of Santa Rosa Mountain Rd. on SR 74 at Vandeventer Flat. 1430 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
  UCR277497  Quercus berberidifolia Mitch Provance 2012-4-20 412- 35 Riverside San Timoteo Canyon, 0.8 mi south-southeast of the SCE El Casco Substation, on the south side of San Timoteo Canyon Rd./Oak Valley Parkway 671 Comment
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Jul 22 2018
  UCR82765  Quercus berberidifolia A. C. Sanders, D. R. Schramm, D. Wappler 1994-10-6 15779 Riverside San Jacinto Mtns., N slope of mtns.: Twin Pines Creek drainage, Azalea Creek and a tributary gully from the west 1189 Comment
  SD229167  Quercus chrysolepis Dick Schwenkmeyer 2012-8-28 821 Riverside Fuller's Mill camp, 2.6 mi. east of intersection of highway 243 and Fuller's Mill road, 7.5 miles north of Idyllwild. 1799 Comment
  UCSB42727  Quercus cornelius-mulleri Muller, Cornelius; Muller, Katherine 1983-4-15 Riverside 1/2 mile S of Sage Forest Fire Station, 13.3 miles N of Aguanga, 13.4 miles S of Hemet 1639 Comment
  UCR273033  Quercus engelmannii Mitch Provance 2012-1-25 17376 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
  UCR60994  Quercus engelmannii B. G. Pitzer 1988-6-10 1051 Riverside Santa Ana Mtns., Rancho California area, intersection of Sandia Creek Road and La Cruz Drive 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
  UCR91547  Quercus ilex Donald E. Peck 1994-10-23 s.n. Riverside Citrus orchard in town of Rubidoux Comment
  RSA751633  Quercus john-tuckeri G. Gust, L. Nye 2005-3-11 547 Riverside Cleveland National Forest. Just off of Hwy 74 opposite El Cariso Campground on washed out forest road. 762 Comment
  UCR111512  Quercus palmeri A. C. Sanders, Steve Boyd, Mitch Provance, J. Ross 1998-10-25 22287 Riverside San Jacinto Mtns., Santa Rosa Indian Reservation along Hwy 74, 2.1 mi. east of Hwy 371 junction to Anza, just west of Vandeventer Flat 1463 Comment
  RSA714381  Quercus wislizeni T. B. Salvato 2004-5-27 592 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
  UCR135728  Quercus wislizeni Mitch Provance, Kerry Knudsen, Petra Wester 2004-5-8 9035 Riverside Santa Rosa Mtns., c. 0.05 miles S on Santa Rosa Mt. Road from Hwy 74 1402 Comment
  UCR169496  Quercus wislizeni var. frutescens Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 09- 68 Riverside San Jacinto Mtns, San Bernardino National Forest, 12 miles east of Hemet on Hwy 74 near Dry Creek, Site L9 961 Comment
  NY43473  Rafinesquia neomexicana C. R. Annable 1995-3-9 2253 Riverside Ca. 14.5km NW of Palm Springs, N slope of Whitewater Hill Comment
  SEINET6044436  Rafinesquia neomexicana I. W. Clokey 1935-4-17 6967 A Riverside Cottonwood Springs. Comment
  UC829468  Rafinesquia neomexicana C. L. Hitchcock 1940-4-2 5919 Riverside wash Cottonwood Spring (Joshua Tree National Monument); , Cottonwood Spring wash Comment
  UCSB22560  Ranunculus alismifolius Head, W. 1966-5-14 Riverside Skunk Cabbage Meadow along Round Valley Trail. San Jacinto Mtns. 2499 Comment
  SDSU14182  Raphanus sativus David Mabs 2002-4-20 17 Riverside Santa Margarita Ecological Reserve. About a hundred yards up river from where Tornado Road crosses. 228 Comment
  UCR140732  Rhamnus crocea A. C. Sanders 2004-5-12 27870 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  POM243758  Rhamnus ilicifolia Percy C. Everett 1935-6-17 7138 Riverside Coldwater Canyon, trail to Santiago Pk. 1/2 mi. above Glen Ivy Resort. 457 Comment
  POM15198  Rhamnus tomentella subsp. cuspidata Mary F. Spencer 1922-6-24 1166 Riverside Tahquitz trail prope [near] Idyllwild. 1585 Comment
  RSA33625B  Rhododendron occidentale N. C. Cooper 1944-7-16 1551 Riverside San Jacinto Mountains, above Pine Cove. 2134 Comment
  RSA257006  Rhododendron occidentale var. californicum Gary D. Wallace, D. H. Wilken 1966-7-3 656 Riverside Just east of Idyllwild. Comment
  JOTR37449  Rhus aromatica Hodges, Stephen, T. Green 2016-5-24 571 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Quail Mountain Complex; ascending up wash and slopes towards Mount Minerva Hoyt peak from the east (Stop 2). Comment
  UCR234755  Rhus aromatica A. C. Sanders, John F. Green 2012-6-25 40300 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, benches south of I-15 and east of Horsethief Canyon Rd. 419 Comment
  CAS-BOT-BC478189  Rhus ovata A. C. Sanders; Jeff Crain; Nina Kidd 2015-5-19 41730 Riverside Temesal Canyon, hilltop above DePalma Road, about mid way between Horse Thief Canyon Road and Glen Eden Road 399 Comment
  CDA35354  Rhus ovata T. C. Fuller 1963-4-23 10294 Riverside San Jacinto Mountains; Highway 74 to Palm Desert, just east of Pinyon Flat. 0 Comment
  RSA13070  Rhus ovata Percy C. Everett 1935-7-11 7264 Riverside East base Santa Ana Mountains. Temescal canyon. 0.5 mi. W Corona-Elsinore Highway, rd. to Glen Ivy. 366 Comment
  RSA386527  Rhus ovata H. S. Gentry 1949-4-10 8698 Riverside Aguanga Comment
  CAS-BOT-BC173139  Ribes indecorum C. L. Hitchcock; C. V. Muhlick 1964-3-17 23111 Riverside 10 miles n. of Pala, along road to Elsinore Comment
  POM306650  Ribes indecorum Henry J. Ramsey, Mrs. Ramsey 1938-4-23 1505 Riverside Santa Rosa Mtns. Comment
  RSA716372  Ribes indecorum Scott D. White 2006-4-27 11290 Riverside Perris Basin/San Jacinto Mtn Foothills: Santa Rosa Hills, S. of Hemet. 549 Comment
  UCR101546  Ribes indecorum A. C. Sanders 1997-4-10 20327 Riverside Tucalota Hills, east of Lake Skinner 701 Comment
  UCR1226  Ribes indecorum Martha McCarthy 1960-3-27 s.n. Riverside Peninsular Range; Santa Ana Mtns; Santa Rosa Plateau, 0.25 mi from north side of Tenaja Road, 10.5 mi from [west of] jct with Washington Ave., Murrieta 457 Comment
  UCR125763  Ribes indecorum A. C. Sanders, Lowell J. Bean, Pesach Lubinsky, et al 2003-1-10 25660 Riverside San Jacinto Mountains, Bautista Canyon, at road crossing of creek c. 1 mile above Alessandro Trail 930 Comment
  UCR77722  Ribes indecorum Steve Boyd 1991-3-17 5486 Riverside Jurupa Hills, north of Glen Avon. S flank, just west of Soto St to summit east of Pyrite Cyn. Comment
  UC1127275  Ribes malvaceum A. Lewis May 1934 456 Riverside w La Cienaga; Cleveland National Forest, Elsinore Quadrangle Comment
  UC11595  Ribes malvaceum var. viridifolium Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  CAS-BOT-BC219234  Ribes nevadense Carl B. Wolf 1932-8-5 3968 Riverside Above small stream and Meadows feeding Tahquitz Creek, on trail from Tahquitz Valley to San Jacinto Peak, San Jacinto Mountains 2804 Comment
  NY43172  Ribes nevadense J. B. Walker 1995-5-3 1410 Riverside San Bernardino National Forest, S of Pinyon Flat Campground, at terminus of USFS Rd 1900 Comment
  UC11634  Ribes nevadense H. M. Hall 1897-6-18 Riverside Strawberry Valley San Jacinto Mountains Comment
  CAS-BOT-BC144475  Ribes speciosum James R. Shevock 1975-4-6 4144 Riverside in the chaparral along Skyline Drive, FS road 4S12. Santa Ana Mountains, Cleveland National Forest 548 Comment
  UCR89837  Romneya coulteri Scott D. White 1993-5-27 1433 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 490 Comment
  RSA667028  Rorippa sphaerocarpa A. C. Sanders, Mitch Provance 1999-9-26 23096 Riverside Lake Hemet, north shore at FS day use area 1323 Comment
  UCR151043  Rosa californica Scott D. White 1998-7-31 6940 Riverside San Jacinto Mts., Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park 1951 Comment
  RSA725951  Rubus discolor Tom Chester 2006-12-19 979 Riverside Santa Rosa Plateau Ecological Reserve: Santa Rosa Ranch. 549 Comment
  CAS-BOT-BC158733  Rubus ursinus Alice Eastwood; John Thomas Howell 1937-4-24 3906 Riverside Coldwater Canyon, Santa Ana Mts. 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
  RSA466123  Rumex salicifolius N. C. Cooper 1949-6-29 4340 Riverside Pine Cove, San Jacinto Mountains. 1829 Comment
  SD122870  Rumex salicifolius Steve Boyd 1985-7-23 1015 Riverside De Luz Rd., 8 mi west of Rancho California, Sandia Creek 305 Comment
  POM184904  Salix exigua 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
  RSA49197  Salix exigua Philip A. Munz 1949-4-13 13046 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  UC717268  Salix exigua W. A. Setchell and Victor Duran 1935-4-19 9 Riverside 1000 Palm Canyon; Indio Region Comment
  JOTR36422  Salix exigua var. hindsiana La Doux, Tasha, K. Callahan, M. Harding, M. Levandowski 2013-5-9 3367 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Stubbe Springs, near guzzler and spring on densely vegetated slope (STOP1) 1371 Comment
  UC494328  Salix exigua var. hindsiana Mrs. H. P. Bracelin 1932-4-12 606 Riverside 4.8 km. n Arlington (4 mi. w of Riverside, rd. to Pedley, e side of bridge over Santa Ana R., either side of hwy.) 240 Comment
  CAS-BOT-BC108111  Salix gooddingii C. Epling; J. Ewan 1933-6-1 s.n. Riverside South shore Lake Elsinore Comment
  CAS-BOT-BC108149  Salix gooddingii F. R. Fosberg 1932-3-13 8065 Riverside Thousand Palm Can., Coachella Valley Comment
  IRVC26249  Salix gooddingii A. C. Sanders, D. Malueg 2003-5-8 26560 Riverside San Jacinto Riverbottom, north of San Jacinto and SE of State St. San Jacinto Valley 465 Comment
  UC143229  Salix gooddingii C. F. Baker 1903-4-4 4146 Riverside Elsinore Comment
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Jul 8 2009
  UCR140317  Salix gooddingii A. C. Sanders, Guy Bruyea 2004-4-2 27409 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., in central valley among the three peaks 518 Comment
  UCR116461  Salix laevigata A. C. Sanders, T. B. Salvato 2001-3-30 23857 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
  CAS-BOT-BC126318  Salix sessilifolia 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
  UCR5882  Salsola gobicola Sally Crum 1966-2-26 s.n. Riverside Western Colorado Desert, about 15 mi out [east] of Banning towards Indio on right [south] side of hwy 183 Comment
  UCR246686  Salsola tragus R. E. Riefner Jr. 2006-11-14 06- 675 Riverside city of Riverside, Main St at Russell St 259 Comment
  UCSB1713  Salsola tragus Kamb, Peter 1948-2-1 Riverside Valley in the Jurupa Mts. west of Colton, San Bernardino/Riverside County 304 Comment
  UCR263234  Saltugilia A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41456 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
  UCR120649  Saltugilia australis D. E. Bramlet, P. Jacks, S. Goode 1989-4-4 1792 Riverside Perris-Aguanga Basin Region, Lake Skinner, north of the lake on the S-facing slope of Bachelor Mountain 488 Comment
  UCR251976  Saltugilia splendens A. C. Sanders, T. B. Salvato 2014-7-2 41173 Riverside Peninsular Range; San Jacinto Mtns., Fobes Canyon, c. 1/2 mile south of Fobes Ranch along Fobes Ranch Rd. 1555 Comment
  CLARK-A1528-583  Salvia apiana C. M. Flanagan 1973-5-31 OO 636 Riverside Morongo Indian Reservation 914 Comment
  UCR90393  Salvia apiana D. L. Banks, Steve Boyd 1995-5-9 0349 Riverside NW Palomar Mtns, Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, west of the Dripping Springs Alcove, west of Woodchuck Campground. 793 Comment
  RSA69373  Salvia carduacea G. R. Campbell 1951-5-30 16142 Riverside Just east of Cahuilla. 1098 Comment
  SEINET2066008 Image available Salvia carduacea Howard Gentry, Marie Gentry 1982-8-3 23714 Riverside Five miles SW of Anza along Hwy 371. 1066 Comment
  UCR282303  Salvia carduacea Thomas R. Stoughton, Stephanie Rockwood, Christi Gabriel 2011-3-29 878 Riverside San Bernardino Mountains, Haugen Lehmann exit, Pacific Crest Trail up into canyon east of Cottonwood Canyon 793 Comment
  UCR59499  Salvia carduacea Steve Boyd, T. S. Ross, L. Arnseth 1989-4-2 3235 Riverside Peninsular Range, Vail Lake area, sandy valley at NE end of lake, north of Wilson Creek 488 Comment
  RSA401481  Salvia columbariae Robert L. Dressler 1949-3-19 369 Riverside Box Canyon, Orocopia Mts. Comment
  RSA776281  Salvia columbariae Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-29 883 Riverside Haugen Lehmann exit, Pacific Crest Trail up into canyon east of Cottonwood Canyon 915 Comment
  RSA80984  Salvia columbariae G. R. Campbell 1952-4-5 18370 Riverside On road leading from Hwy 60 to 29 Palms [Hwy 62], at jct to Desert Hot Springs. 762 Comment
  SBBG101785  Salvia columbariae S. Boyd, T. Ross, M. Hammitt 1991-5-2 6058 Riverside Vail Lake region, SW & W flanks of Billy Goat Mtn 3 mi N Hwy 79, 1 mi W of Hwy 371 600 Comment
  UCR91454  Salvia columbariae Scott D. White 1995-3-30 2670 Riverside San Jacinto Valley, Moreno Valley; hills c. 0.7 air mi directly south of 60 Fwy and west of bend in Moreno Beach Drive. Topo Q. shows 'Moreno' BM 2067 at top of hill. 579 Comment
  SEINET10902657  Salvia columbariae A. Evans 1976-4-13 Evans 5189 Riverside Desert canyons of santa rosa mtns. Comment
  POM229037  Salvia eremostachya P. A. Munz 1937-5-30 15109 Riverside Dos Palmos Spring, north end of Santa Rosa Mountains. 1098 Comment
  RSA45224  Salvia greatae L. Roos 1949-4-6 4154 Riverside Mouth of rocky canyon, south foot Chocolate Mtns., north of Pope. 91 Comment
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May 26 2015
  SBBG71102  Salvia greatae E. C. Jaeger 1926-2-20 Riverside Salt Crk Wash above Dos Palmos Comment
  SD103970  Salvia greatae J. L. S. Simpson 1968-3-17 Riverside Red Cloud Road, Salton Creek. Comment
  CSUSB1051  Salvia mellifera Carole Sims 1965-3-14 Riverside Ten yards from edge of highway, seven miles north of Temecula on road to Perris via Romoland. 335 Comment
  RSA434131  Salvia mellifera Martha Hilend 1928-4-8 164 Riverside Lake Elsinore, about 3 miles west of lake. Comment
  SEINET244787  Salvia mellifera A. C. Sanders, Mark Elvin; Julie M. Vanderwier 2002-4-9 24942 Riverside The Badlands; hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 610 Comment
  UC455863  Sambucus mexicana I. J. Condit 1910-6-24 Riverside along lower slope by San Jac. River; San Jacinto Mts. Comment
  UC889777  Sambucus mexicana P. A. Munz 1922-6-24 5791 Riverside Pipe Creek San Jacinto Mts., Hemet Valley 1402 Comment
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Mar 25 2011
  CAS-BOT-BC238857  Sambucus nigra subsp. caerulea B. Pitzer 1997-4-1 3053 Riverside Lakeview Mtns, ca. .75 air mi. SSW of Mt. Rudolph, ca. 1 air mi NE of Contour (Juniper Flats) Rd. 655 Comment
  RSA192211  Sanicula bipinnatifida E. W. Lathrop 1959-4-2 4414 Riverside Cleveland National Forest, Trabuco District, Tenaja Guard Station, slopes of Tenaja Canyon. Comment
  JEPS27446  Sarcostemma hirtellum E. E. Schellenger April 1920 Riverside Chuckwalla Mts. Colorado Desert, Chuckwalla Mts. Comment
  UC566924  Sarcostemma hirtellum H. L. Mason 1928-3-10 4216 Riverside Hidden Springs Canyon Coachella Mts., Hidden Springs Canyon Comment
  UC907579  Sarcostemma hirtellum Mary L. Bowerman 1949-4-18 4303 Riverside 14.8 mi. e. of junction with Hwy. 99 U.S. Hwy. 70 (Indio to Blythe) (0.4 mi. e. of Cactus City garage, n. of hwy.) 502 Comment
  UCR217505  Satureja chandleri Ana Hernandez 2009-4-28 008 Riverside Santa Ana Mtns: foothills, Santa Rosa Plateau, near Tenaja Rd., on north-facing slope and drainage 512 Comment
  POM1588  Saxifraga californica Robinson, Crocker 1916-3-29 s.n. Riverside Santa Ana Mountains, near Murrieta. Comment
  RSA585633  Saxifraga californica D. L. Banks, Steve Boyd 1995-3-15 0068 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 720 Comment
  RSA0105293  Schismus arabicus Duncan S. Bell, Sarah DeGroot, Cheryl Sevilla 2015-2-10 7746 Riverside Santa Rosa Mountains; a narrow unnamed canyon about 2 air miles south of La Quinta, and about 5 air miles northeast of the summit of Martinez Mountain. 266 Comment
  UC1023396  Schismus barbatus John and Lucille Roos 1951-3-24 5033 Riverside Mount Rubidoux 396 Comment
  UCD93253  Schismus barbatus D. C. Finfrock 1951-4-4 s.n. Riverside 33 mi. E. of Indio. Comment
  UCR226784  Schismus barbatus Jim Andre 2011-2-9 15905 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
  UCSB9696  Schismus barbatus Van Leeuwen, Henry 1957-4-13 Riverside US 60 near junction with Cal. 195 Comment
  POM14336  Schoenoplectus maritimus Phillip A. Munz 1922-4-29 5107 Riverside [Sedco] Station, south of Elsinore. Comment
  POM184658  Scirpus acutus var. occidentalis L. C. Wheeler 1932-9-4 1337 Riverside Prado Basin: Santa Ana River at Chino Creek 183 Comment
  CAS-BOT-BC111014  Scirpus microcarpus Samuel Bonsal Parish; William Fletcher Parish 1882-6-1 1051 Riverside Banks of streams, etc, San Jacinto Mts. Comment
  RSA180426  Scirpus microcarpus E. W. Lathrop 1965-5-7 5715 -B Riverside 5 miles SW of Murrieta on the De Luz Road. Comment
  RSA516742  Scrophularia californica Ed LaRue 1989-4-25 s.n. Riverside 2 mi (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. 488 Comment
  UCR172808  Scrophularia californica Abby Sirulnik 2000-5-7 31 Riverside Peninsular Ranges; San Jacinto Mtns., Calif. Hwy 243, c. 5 mi. from Interstate 10 1098 Comment
  POM10106  Scrophularia californica subsp. floribunda Charlotte M. Wilder 1904-4-30 139 Riverside West Riverside. Comment
  UCR188672  Scrophularia californica subsp. floribunda Amanda Lovelady, Tina Hofmann 2007-5-20 26 Riverside Peninsular Range; Santa Ana (Elsinore) Mtns., c. 4 miles SW of city of Lake Elsinore, Cleveland National Forest, Morgan Trailhead at Main Divide Truck Trail, and surrounding area, between heads of Morrell and Decker Canyons 854 Comment
  CAS-BOT-BC214218  Scutellaria bolanderi subsp. austromontana Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Idyllwild Comment
  UC729883  Scutellaria siphocampyloides Carl B. Wolf 1932-8-4 3907 Riverside near Idyllwild (Point View); San Jacinto Mountains, Point View 1645 Comment
  CLARK-A1528-3130  Scutellaria tuberosa John C. Roos 1950-3-18 4715 Riverside Comment
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Feb 27 2016
  RSA643417  Secale cereale N. M. Fellows 1982-5-29 s.n. Riverside Volunteer plants growing adjacent to Highway 79, 5 miles from Temecula Comment
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Mar 14 2013
  CAS-BOT-BC69811  Selaginella bigelovii Lewis S. Rose 1959-1-14 59014 Riverside White Water. 426 Comment
  POM11410  Selaginella bigelovii Fred M. Reed 1919-4-4 4113 Riverside Palm Springs Canyon Comment
  RSA684086  Selaginella bigelovii Robert Gustafson 1980-5-5 1569 Riverside Whitewater Canyon Road, 0.4 of a mile from the junction with Interstate 10. Whitewater Canyon wash 610 Comment
  SEINET3074313 Image available Selaginella bigelovii A. C. Sanders, M. Jacobsmeyer, C. Sanders 1995-2-5 15908 Riverside San Bernardino Mountains; Whitewater Canyon, between Bonnie Bell and the fish hatchery. 550 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
  RSA523511  Senecio californicus Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-3-30 3971 Riverside Vail Lake area, valley between Black Hills & Rocky Ridge. 701 Comment
  CLARK-A1656-755  Senecio douglasii Theo Glenn 1981-10-15 Riverside San Jacinto Mountains Comment
  RSA262101  Senecio flaccidus var. douglasii E. W. Lathrop 1971-3-24 7465 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  RSA588838  Senecio flaccidus var. douglasii D. L. Banks, S. D. Boyd 1995-10-17 0781 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
  UC485568  Senecio flaccidus var. douglasii F. M. Reed 1905-9-25 242 Riverside Riverside Riverside (Chicago Ave.) Comment
  RSA94665  Senecio mohavensis F. W. Peirson 1927-4-12 7156 Riverside In Painted Canyon near Mecca. Comment
  RSA0123107  Senna covesii Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 9014 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in a side canyon off of Martinez Canyon, approximately 7 air miles southeast of the summit of Martinez Mountain. 698 Comment
  UC2013408  Sequoiadendron giganteum Rudolf Schmid and Mena J. Schmid 2009-5-1 2009 -1 Riverside NW San Jacinto Mountains NE of Highway 243 ca. 16 Highway km NW of Idyllwild, in the S unit of the San Bernardino National Forest, on SW, flank of Black Mountain (summit). Just left (as ascending) of Black Mountain Trail on slope by large trunk lying across trail, at the head of Indian Creek in drainage, uppermost Hall Canyon. Comment
  RSA653580  Sesuvium verrucosum A. C. Sanders, D. Bramlet, Mihai Costea, T. Salvato 1999-10-15 23186 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1 mile W of Jackrabbit Trail on Gilman Springs Rd., 0.4 mi. W of Quail Lake Golf C. entrance, 2 mi. WNW of Eden Hot Spr. 436 Comment
  UCD97028  Sesuvium verrucosum T. B. Salvato; A. C. Sanders, Mitch Provance 2000-4-18 45 Riverside Coachella Valley: 50th St. ca 1 mi W of Filmore, 1.5 mi E of town of Coachella. -24 Comment
  CAS-BOT-BC109455  Sidotheca caryophylloides Peter H. Raven; R. Snow