Search Results — 2000 specimen records retrieved (1911 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/cch_archive/).
 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
  SDSU1525  Abies concolor Charles F. Phleger 1962-5-13 13 V62 Riverside Collected on road just north of Huffman acreage, 5 miles north of Idyllwild. Comment
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Oct 5 2011
  UCSB14  Abies concolor Tribbey, Bert 1960-5-14 Riverside Black Mountain; San Jacinto Range 2133 Comment
  CDA23833  Abronia pogonantha M. S. Wasbauer 1960-3-26 Riverside Palm Springs. 0 Comment
  SDSU13664  Abronia umbellata var. umbellata W. Miller Riverside Comment
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Feb 2 2019
  CAS-BOT-BC229314  Abronia villosa Ethel H. Campbell 1921-6-1 s.n. Riverside San Jacinto Comment
  CAS-BOT-BC229334  Abronia villosa N. Aitkenhead 1977-2-1 2177 Riverside Dillon Rd. 3 mi. past junction w/ 1000 Palms Canyon Rd Comment
  CAS-BOT-BC229363  Abronia villosa R. H. Peebles; H. F. Loomis 1930-4-1 200 Riverside Mecca Comment
  RSA115922  Abronia villosa var. aurita Richard Snow 1956-7-13 317 Riverside Near Hemet meadow, on the Pines to Palms Highway. Comment
  RSA461191  Abronia villosa var. aurita Elbert Benjamine 1929-5-18 236 Riverside Hemet. Comment
  RSA461199  Abronia villosa var. aurita Bonnie C. Templeton 1930-4-9 1078 Riverside North of Palm Springs. Colorado desert. 400 Comment
  RSA97040  Abronia villosa var. aurita E. K. Balls 1954-7-18 19534 Riverside seed coll. from from head of Hemet Valley. san Jaconto Mts. 1494 Comment
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Jul 14 2012
  RSA461196  Abronia villosa var. villosa L. H. Jones 1910-3-17 s.n. Riverside Riverside Mountain, Colorado River Comment
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Mar 22 2011
  UCR244443  Abronia villosa var. villosa Jim Andre 2012-4-16 20934 Riverside Southern Mojave Desert, Joshua Tree National Park; along Geotour Road, at north end of one-way loop in Pleasant Valley at foot (south end) of Hexie Mtns, 6.7 mi. south of (paved) National Park Loop Rd. 990 Comment
  CAS-BOT-BC30950  Acamptopappus sphaerocephalus L. R. Abrams 1941-4-23 13923 Riverside White Water wash, Palm Springs railroad station Comment
  PASA1846  Acamptopappus sphaerocephalus R. Peirce 1966-4-21 Riverside 1 mi. W. of Windy Point, 2 mi. S. of White Water P.O. Comment
  SFV5010  Acamptopappus sphaerocephalus F. M. Ball 1964-1-4 s. n. Riverside Colorado Desert Old excavated bench, Seven Level Hill about 11 miles south of Palm Desert on Route 74 to Hemet. 610 Comment
  UCR18592  Acer negundo John C. Roos 1952-6-25 5790 Riverside Thickets at W end of Fairmont Park, Riverside 260 Comment
  RSA701428  Achnatherum coronatum Steve Boyd, Aydee Virgen 2004-4-13 10868 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  CAS-BOT-BC260328  Achnatherum hymenoides Marcus E. Jones 1903-5-11 s.n. Riverside Colorado Desert. Whitewater, about station 304 Comment
  UCD50378  Achnatherum hymenoides F. W. Peirson 1921-3-24 4322 Riverside White Water, Colorado Desert Comment
  CLARK-A1528-2417  Achyronychia cooperi John C. Roos 1937-4-23 2123 Riverside Garnet Comment
  RSA423498B  Achyronychia cooperi Robert L. Dressler 1949-3-19 387 Riverside Box Canyon, Orocopia Mts. Comment
  VVC165  Achyronychia cooperi F. Zaebst 1954-2-3 s.n. Riverside Colorado Desert, On gas pipe rd. 1.8 miles E of Jct w US 60, 8.2 mi E of Desert Center 246 Comment
  JOTR33854  Acmispon glaber var. brevialatus La Doux, Tasha 2009-6-3 1874 Riverside Joshua Tree National Park. (Stop 6): Little San Bernardino Mountains, Covington Flats Area, dry ephemeral wash near parking area 1426 Comment
  SEINET3245946  Acmispon glaber var. brevialatus T. B. Salvato, Matt Malle, Tim Searl 2011-1 5161 Riverside Peninsular Range; Gavilan Hills: Alberhill, unpaved extension of Lake Street, 1.5 km NNE of the intersection of Lake Street and HWY 15 (Alberhill 7.5') 463 Comment
  RSA0120632  Acmispon rigidus Duncan S. Bell, Thomas Stoughton 2016-3-17 8961 Riverside Orocopia Mountains; east side of the range; collecting in rocky hills to the west of Red Cloud Wash. 531 Comment
  UCD104369  Acmispon strigosus Steve Boyd; Tim Ross, Laurel Arnseth 1989-4-1 3177 Riverside Vail Lake area. 487 Comment
  UCR245229  Acmispon strigosus Jim Andre 2012-3-19 21317 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  UCSB18818  Acmispon strigosus Wright, David 1963-5-5 Riverside State Highway 74, 6.8 miles S of Dead Indian Creek 1066 Comment
  RSA701117  Acourtia microcephala M. Wall 1996-7-22 179 Riverside S. of Beaumont, Hwy 79, 2.6 mi S of Fwy 10 on E slopes off dirt rd. 610 Comment
  SEINET6654145  Acourtia microcephala Scott D. White, Justin M. Wood 2008-6-18 12202 Riverside Hiking tail from K flat to Apple Canyon Rd.; 0 Comment
  SEINET2045687 Image available Acroptilon repens Howard Scott Gentry 1948-6 8176 Riverside Gentry Farm, ca. 3 mi NE of Murrieta. Comment
  HSC99952  Adenostoma fasciculatum J. P. Smith, & J. O. Sawyer 2011-6-9 13195 Riverside 1470 Comment
  SD143760  Adenostoma fasciculatum Scott D. White 1997-5-25 5245 A Riverside San Jacinto Mts., Bautista Canyon: Hixon Trail, between trailhead at Bautista Cyn Road and intermittent stream crossing 975 Comment
  SD229250  Adenostoma fasciculatum Dick Schwenkmeyer 2012-3-26 666 Riverside Mt. San Jacinto: Garner Valley, Kenworthy (site #2), approx 1 mile northeast of junction of Highway 74 and Morris Ranch Road, base of steep bouldery slope. 1374 Comment
  UCR158348  Adenostoma fasciculatum A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30088 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
  RSA608234  Adenostoma fasciculatum var. fasciculatum Steve D. Boyd, Bart O'Brien 1998-1-13 10068 Riverside Santa Ana Mountains: north end of the range, ESE of Sierra Peak along Main Divide Road (3S04), ca. 0.6 mi from summit of peak on divide between Fresno and Fremont canyons. 915 Comment
  UCR137193  Adenostoma sparsifolium M. B. Dunkle 1934-11-3 4234 Riverside Santa Rosa Mtn., Ribbonwood 1524 Comment
  CAS-BOT-BC15438  Agoseris grandiflora var. grandiflora Mary F. Spencer 1919-6-28 1346 Riverside San Jacinto Mountains 1645 Comment
  UC1931215  Agrostis stolonifera Scott D. White, Justin Wood 2008-7-9 12405 Riverside SAN JACINTO MTS: Johnson Meadow Comment
  POM13892  Allionia incarnata P. A. Munz, D. D. Keck 1922-4-9 4828 Riverside South base of Eagle Mountains 3 miles NE of the 'Hayfields' 213 Comment
  UC2015645  Allionia incarnata A. C. Sanders with G. Helmkamp & P. MacKay 1995-3-12 16079 Riverside Coachella Valley: alluvial slopes at the foot of Rabbit Peak, Santa Rosa Mtns., below Sheep Canyon. Comment
  JOTR33711  Allionia incarnata var. incarnata La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1001 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  SD67627  Allium fimbriatum var. munzii I. W. Clokey, C. B. Clokey, B. Templeton 1930-4-15 4621 Riverside Gavilan Peak. 600 Comment
  RSA524402  Allium haematochiton Steve Boyd, Timothy S. Ross, L. Arnseth, J. Bonilla 1990-4-3 4094 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
  RSA524460  Allium haematochiton Steve Boyd, Timothy S. Ross, L. Arnseth, J. Bonilla 1990-4-3 4063 Riverside Vail Lake area, E flank of Big Oak Mtn, S of E summit. 610 Comment
  RSA585734  Allium haematochiton Darin L. Banks, Steve Boyd 1995-5-9 0397 A Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 790 Comment
  CAS-BOT-BC472711  Allium lacunosum var. lacunosum W. L. Jepson; H. M. Hall 1901-5-17 1858 Riverside Riverside to Santa Rosa Peak and Palomar, East base San Jacinto Mt 1280 Comment
  RSA479529  Allium munzii Steve Boyd, Walter Wisura 1987-4-29 2071 Riverside Gavilan Hills, south of Ida-Leona Road, south of Harford Springs County Park 640 Comment
  UC1544762  Allium munzii Steve Boyd 1986-4-20 1725 Riverside hillside s Harford Springs County Park; Gavilan Plateau, Gavilan Hills 615 Comment
  POM17546  Allium peninsulare var. peninsulare H. Baer 1923-4-15 s.n. Riverside 3 miles east of Glen Ivy. Comment
  CLARK-A1528-1513  Allium praecox John C. Roos 1952-4-2 5468 Riverside Box Springs 426 Comment
  SD143744  Allophyllum divaricatum A. C. Sanders, P. MacKay, T. Thomas and O. Clarke 1997-5-4 20633 Riverside San Jacinto Mountains; north side along Highway 243, 1.5 mile below Twin Pines Ranch Road (McMullen Flat), nmorth slope of peak 3740. 1067 Comment
  SD80158  Alnus rhombifolia Nancy Ryan Zabriskie, Walter Zabriskie 1971-2-13 339 Riverside East slope San Jacinto Mountains, Andreas Canyon, north bank 100 yards upstream from crossing below Clubhouse 305 Comment
  UCR220336  Alopecurus saccatus D. E. Bramlet 1992-4-29 2257 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto Valley, 8 km SW of Hemet, NW of the intersection of California Ave. and Stowe Rd., c. 250 ft. north of Stowe Rd. and c. 350 ft. west of California Ave. 456 Comment
  UCR220339  Alopecurus saccatus D. E. Bramlet 1991-5-7 2127 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto Valley, 8.2 km SW of Hemet, just NE of jct. of California Ave. & Marvin Hull Road, c. 50-150 m north of the AT&SF railroad tracks & 300 m west of MWD canal 500 Comment
  RSA737105  Amaranthus albus Justin M. Wood 2008-10-29 208 Riverside Murrieta Creek- 2 miles SE of Murrieta, open field N of Winchester Rd and between the creek and Jefferson Ave. 314 Comment
  UCD97079  Amaranthus blitum subsp. emarginatus A. C. Sanders 2001-11-25 24887 Riverside Moreno Valley, Hope Depot at Pigeon Pass Rd. on north side of Hwy 60. Comment
  JEPS54297  Amaranthus californicus W. L. Jepson 1914-5-23 6055 Riverside Coachella Valley 60 Comment
  RSA653652  Amaranthus californicus A. C. Sanders, Mitch Provance 1999-9-26 23109 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. 433 Comment
  RSA0020466  Amaranthus fimbriatus Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6032 Riverside Chuckwalla Mountains; about 0.25 air mile southeast of Corn Spring. 480 Comment
  UCR265477  Amaranthus palmeri Jordan Zylstra 2014-8-17 14028 Riverside Santa Rosa Mountains, vicinity of Pinyon Flat and head of Cactus Springs Trail, south of Hwy 74 1280 Comment
  UCR274784  Amaranthus palmeri Stephanie Rockwood, Christi Gabriel 2011-10-18 124 Riverside Sonoran (Colorado) Desert, Ford Dry Lake Area, Pallen Dunes Road, Hwy I-10 exit 217, Chuckwalla Valley 96 Comment
  UCR92618  Amaranthus palmeri Scott D. White 1995-8-18 3558 Riverside Just west of Hemet at SE margin of Lakeview Mts, north of Florida Ave. 485 Comment
  CLARK-A1528-5235  Amaranthus retroflexus John C. Roos 1937-8-17 2406 Riverside San Jacinto Comment
  RSA595915  Ambrosia acanthicarpa Darin L. Banks, Lauren Raz 1996-11-5 1174 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; Along the main road in the Reservation, approximately 20 m E of its intersection with Pechanga Creek. 393 Comment
  SEINET1076094 Image available Ambrosia acanthicarpa G. Helmkamp 1986-4-7 763 Riverside Canyon just E of and parallel to Highway 62; BLM land N of Indian Ave. 579 Comment
  SEINET5538667  Ambrosia acanthicarpa H. S. Gentry 1954-1 14252 Riverside Dripping Springs, along Route 79. Comment
  UCR276350  Ambrosia confertiflora Arlee Montalvo 2016-10-3 671 Riverside Dos Lagos-Temescal Wash Conservation Easement through Dos Lagos Golf Course, just north of main bridge below golf club (east of intersection of Temescal Canyon Dr. and Cabot Dr.), east of I-15 Fwy & 3/4 mile due south of Cajalco Rd., south of Corona 260 Comment
  CAS-BOT-BC22604  Ambrosia dumosa S. Smith-White; A. Johnson 1963-4-12 63 -331 Riverside Joshua Tree National Monument: about 4 mi S of Entrance to Cottonwood Springs Campground Comment
  CAS-BOT-BC22609  Ambrosia dumosa J. T. Howell 1928-3-25 3538 Riverside Painted Canon [Canyon], Colorado Desert Comment
  JEPS40973  Ambrosia dumosa W. L. Jepson 1928-4-25 12588 Riverside The driest and most arid hills Cottonwood Spring; Colorado Desert, Joshua Tree National Monument, Eagle Mounta 731 Comment
  RSA775936  Ambrosia dumosa Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-31 946 Riverside Wash crossing Midland Rice Road, near saddle between Little Maria Mountains and Big Maria Mountains 320 Comment
  CAS-BOT-BC272856  Ambrosia salsola Chet McGaugh 2004-2-25 s.n. Riverside Colorado Desert: Coachella Valley, northern Palm Springs, near the Whitewater River channel, NW corner of Sunrise Way and San Rafael 171 Comment
  CAS-BOT-BC273001  Ambrosia salsola Mrs. J. C. Angsbury 1929-2-1 s.n. Riverside Indio Comment
  CAS-BOT-BC273026  Ambrosia salsola Lewis S. Rose 1962-3-2 62013 Riverside La Quinta 3 Comment
  JOTR34297  Ambrosia salsola Andre, Jim 2012-4-11 20707 Riverside Joshua Tree National Park. N. end of Hexie Mountains, Hidden Tank Picnic Area, approx. 8 mi south of north entrance station, and 1.4 mi SW of paved road (Rte 11) 1076 Comment
  LA28881  Ambrosia salsola P. J. Remple; 1942-3-1 ** Riverside near Palm Springs Comment
  SEINET10797875  Ambrosia salsola David B. Dunn 1947-3-16 Dunn 2920 Riverside Found 1/2 mile west of Cabayon in Banning Pass. Comment
  CAS-BOT-BC142931  Amelanchier utahensis C. B. Wolf 1931-5-11 1955 Riverside Near Pipe Creek, above Hemet Valley - San Jacinto Mts. 1676 Comment
  UC12059 Image available Amelanchier utahensis H. M. Hall May 1899 Riverside e end Thomas Valley; San Jacinto Mountains 1517 Comment
  RSA522319  Ammannia coccinea Steve Boyd 1989-7-23 3789 Riverside City of Riverside, Santa Ana River, just downstream of old city dump at W extension of Rubidoux Avenue. Comment
  UCR274328  Ammannia coccinea Mitch Provance 2012-7-11 612- 61 Riverside Badlands of Western Riverside County, Beaumont, along 1st St., near intersection with Grace Ave. 780 Comment
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Sep 27 2021
  UC1563090  Amsinckia intermedia Steve Boyd 1986-3-1 1366 Riverside 1/4 mi s Harford Springs County Park (Gavilan Plateau); Gavilan Hills 640 Comment
  UCR163218  Amsinckia intermedia T. B. Salvato, Kelly Volansky 2003-3-27 135 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  UCR213300  Amsinckia intermedia A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37705 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on north side of I-15, near Temescal Canyon Rd. undercrossing, at north edge of Concordia Ranch Rd. 378 Comment
  UCR234289  Amsinckia intermedia A. C. Sanders, John F. Green 2012-4-6 40015 Riverside Peninsular Range; Santa Ana Mtns. Area, Temescal Canyon, along Temescal Cyn. Rd., between Campbell Ranch Rd. and Glen Ivy Electrical Substation, west of I-15 Fwy, c. 10 miles south of Corona 327 Comment
  UCR157957  Amsinckia retrorsa T. B. Salvato, A. C. Sanders 2005-5-17 917 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
  UC1228555  Amsinckia spectabilis C. L. Hitchcock, C. V. Muhlick 1962-3-16 22131 Riverside 8 mi se of Corona; Temescal Canyon Comment
  UC56854 Image available Amsinckia tessellata H. M. Hall 1902-4-7 2761 Riverside vicinity of Perris; ; vicinity of Perris, Riverside Co. 548 Comment
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Jan 1 2007
  UCR116600  Amsinckia tessellata A. C. Sanders 2001-4-8 23986 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic Ave., north of flood control ditch 348 Comment
  UCR226060  Amsinckia tessellata A. C. Sanders, Nathan Moorhatch 2011-3-22 38763 Riverside Peninsular Range, powerline corridor through hills 6.4 km SW of Perris, east of Hwy 74 and south of Ethanac Rd. 506 Comment
  UCR41524  Amsinckia tessellata A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6015 Riverside Chuckwalla Valley, 1 mi west of Hayfield Lake, 2 mi SW of the pumping station on a small cutoff road from Hayfield Rd to the dirt road to the Colorado River Aqueduct 427 Comment
  UC667264  Amsonia tomentosa Annie M. Alexander and Louise Kellogg 1941-5-23 2225 Riverside 1/2 mi. n. Cottonwood Spring; Colorado Desert, Eaagle Mts. 914 Comment
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May 20 2012
  RSA586309  Anagallis arvensis D. L. Banks, S. D. Boyd 1995-5-3 220 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
  RSA524431  Ancistrocarphus filagineus Steve Boyd, L. Arnseth, Timothy S. Ross, Jaime Bonilla 1990-4-3 4047 Riverside Vail Lake area, summit of 'Big' Oak Mountain at E end. 793 Comment
  POM9765  Andropogon glomeratus Mary F. Spencer 1921-7-16 1693 Riverside In canyon near San Jacinto. Comment
  UCR14552  Angelica tomentosa Warren Estes 1974-7-10 s.n. Riverside San Jacinto Mtns., l mi. above Poppet Flats, E side of Rd. 243, near Banning 1280 Comment
  UCR280835  Anthemis cotula T. B. Salvato, Gregg Miller 2005-6-3 1371 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto River c. 2.5 mi SSW of Perris, 1.5 mi downstream of Goetz Road where the river leaves the Perris Plain and enters the hill area above Railroad Canyon 427 Comment
  RSA543936  Anthriscus caucalis Steve Boyd 1991-5-10 6214 Riverside Santa Ana Mountains, base of range, just N of mouth of Hagador Cyn at bottom of Skyline Drive. 427 Comment
  RSA192075  Antirrhinum coulterianum E. W. Lathrop 1966-5-25 6340 Riverside 9 miles NW of Murrieta, Los Alamos Ranch Comment
  RSA525247  Antirrhinum coulterianum Steve D. Boyd, Tim S. Ross 1990-5-11 4625 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79. 549 Comment
  RSA527858  Antirrhinum coulterianum Scott D. White 1991-5-10 91 -154 Riverside Hwy 79, immediately W of U. S. Forest Service campground at Dripping Springs. 549 Comment
  SBBG117123  Antirrhinum coulterianum J. Chandler 2003-6-24 Riverside across from 42525 Wildwood Lane, Aguanga Comment
  UCR1000  Antirrhinum coulterianum J. E. Dimitman 1957-5-18 s.n. Riverside Peninsular Range; San Jacinto Mtns., Bautista Canyon Wash 793 Comment
  UCR89857  Antirrhinum coulterianum Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3303 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
  UCR3405  Antirrhinum filipes John Minnich 1964-3-22 64-3-22- 3 Riverside Sonoran (Colorado) Desert, Box Canyon (Calif. Hwy 195), c. 10 mi. east of Mecca 61 Comment
  POM98994  Antirrhinum filipes E. C. Jaeger 1926-3-24 s.n. Riverside Eagle Mts, eastern Riverside Co. 610 Comment
  RSA612710  Antirrhinum kelloggii D. L. Banks 1997-3-29 1588 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north the Riverside / San Diego County line border., West of the intersection of Magee Truck Trail and Moreno Road including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  UCR104938  Antirrhinum nuttallianum A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20701 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek [c. 2.5 miles below Twin Pines Rd. on dirt road] 854 Comment
  RSA512154  Antirrhinum nuttallianum subsp. nuttallianum 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
  UC1424878  Antirrhinum nuttallianum subsp. nuttallianum C. W. Tilforth 1978-4-30 1564 Riverside East of Norco Comment
  UCR16846  Antirrhinum nuttallianum subsp. nuttallianum Margaret-Lee Dean 1965-4-5 s.n. Riverside Perris-Aguanga Basin Region, Bernasconi Hills, 6 mi east of Hwy 395 on Martin Road 488 Comment
  UCR121170  Antirrhinum nuttallianum subsp. subsessile D. E. Bramlet 1989-5-20 1876 Riverside Bachelor Mtn., S-facing slope of mountain, 1,500 ft. (0.28 mi.) north of Lake Skinner and 3,000 ft. (~0.5 mi.) E [NE] of the Dam. 537 Comment
  UCR174064  Apiastrum angustifolium A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32517 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 640 Comment
  UC1922739  Apium graveolens Scott D. White, Angelia Carey 2004-5-7 10317 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. Lake Fulmore 7.5' Quad. Comment
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May 6 2020
  UC64653  Arabis glabra H. M. Hall 1897-6-17 654 Riverside Strawberry Valley San Jacinto Mountains 1615 Comment
  POM229794  Arabis perennans P. A. Munz 1937-5-30 15137 Riverside Santa Rosa Peak. 2409 Comment
  CDA5527  Araujia sericifera P. Arnaud 1958-6-21 626 -58 Riverside Riverside. 0 Comment
  CAS-BOT-BC410046  Arceuthobium campylopodum Louis C. Wheeler 1931-10-4 242 Riverside Strawberry Valley, San Jacinto Mountains 1584 Comment
  SEINET3239809  Arceuthobium campylopodum R. L. Mathiasen 2009-1 2009 -69 Riverside Across street from Idylwild Ranger Station, Idylwild, CA. 1700 Comment
  SEINET6630449  Arceuthobium campylopodum N. Cooper 1944-7-16 1547 Riverside San Jacinto Mountians. Pine Cove 1524 Comment
  UC848841  Arceuthobium campylopodum I. W. Clokey and E. G. Anderson 1935-8-21 6574 Riverside Idlewilde-Banning 1650 Comment
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Mar 21 2011
  UCR92754  Arceuthobium campylopodum George K. Helmkamp, E. A. Helmkamp 1995-11-16 5- 01 Riverside San Jacinto Mtns, W end of Garner Valley, 0.5 mi east of Calif. 74 on Apple Canyon Rd. (just NE of Lake Hemet) 1341 Comment
  RSA629144  Arctostaphylos Jon E. Keeley 1992-7-16 16636 Riverside Road to Santa Rosa Mountain (7S02), 2.5 km south of Highway 74. 1640 Comment
  RSA629437  Arctostaphylos glandulosa Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19531 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  UCD51032  Arctostaphylos glandulosa I. W. Clokey; E. G. Anderson 1935-8-21 6784 Riverside Fuller's Creek. 1500 Comment
  UCR273501  Arctostaphylos glandulosa A. C. Sanders, Glen Morrison 2016-8-4 42601 Riverside Peninsular Range; Santa Ana Mountains, south side of South Main Divide Road, SE of Morgan Trailhead into San Mateo Wilderness, 0.17 km NE (46 deg. ) of Lion Spring 872 Comment
  UCR273506  Arctostaphylos glandulosa A. C. Sanders, Glen Morrison 2016-8-4 42625 Riverside Peninsular Range; San Jacinto Mtns., Hwy 74 at McGaugh Rd., west slope of the mountains below Mountain Center 1314 Comment
  RSA629423  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-7-17 16846 Riverside Hwy 243, 39-40 km north of Idyllwild. 1375 Comment
  POM254949  Arctostaphylos glandulosa subsp. zacaensis W. Pequegnat 1940-4-13 s.n. Riverside Bedford Road, Santa Ana Mts. 854 Comment
  UC21900  Arctostaphylos glandulosa subsp. zacaensis H. M. Hall 1901-6-11 2054 Riverside vicinity of Chalk Hill San Jacinto Mountains 1584 Comment
  RSA631783  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19279 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631835  Arctostaphylos glauca Jon E. Keeley 1992-6-12 15545 Riverside 1/2 km south of Elsinore Peak, Santa Ana Mountains. 900 Comment
  RSA668417  Arctostaphylos glauca S. Granger 1979-3-7 s.n. Riverside Last Horse Mountain., west fork of Whitewater. Comment
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Mar 15 2013
  UCR178833  Arctostaphylos glauca Jeffrey Ross 1998-3-17 MOR- 1024 Riverside San Bernardino Mtns., Morongo Indian Reservation, upper Potrero Canyon, near dirt road at outlet to sag pond at Burro Flats, Tree Stand P-04 1098 Comment
  RSA633528  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20150 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633552  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21797 Riverside Dirt road to Santa Rosa Mountain, 12.3 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 2190 Comment
  RSA633635  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20158 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633688  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16666 Riverside Road to Santa Rosa Mountain (7S02), 8.7 km south of Highway 74. 1935 Comment
  RSA633730  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16622 Riverside Road to Santa Rosa Mountain (7S02), 2.5 km south of Highway 74. 1640 Comment
  RSA633747  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21798 Riverside Dirt road to Santa Rosa Mountain, 12.3 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 2190 Comment
  RSA633759  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Melanie Baer-Keeley 1993-4-23 22652 Riverside Road to Santa Rosa Mountain. 2000 Comment
  RSA633761  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Melanie Baer-Keeley 1993-4-23 22654 Riverside Road to Santa Rosa Mountain. 2000 Comment
  RSA633766  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16621 Riverside Road to Santa Rosa Mountain (7S02), 2.5 km south of Highway 74. 1640 Comment
  RSA633769  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16629 Riverside Road to Santa Rosa Mountain (7S02), 2.5 km south of Highway 74. 1640 Comment
  RSA635647  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-16 16613 Riverside Road to Santa Rosa Mtn. (7S02), 1.5 km south of Hwy 74. 1540 Comment
  RSA635651  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-16 16649 Riverside Road to Santa Rosa Mtn. (7S02), 8.5 km south of Hwy 74. 1930 Comment
  RSA635656  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-16 16640 Riverside Road to Santa Rosa Mtn. (7S02), 3.7 km south of Hwy 74. 1610 Comment
  UCR95964  Arctostaphylos pringlei subsp. drupacea Scott D. White 1996-8-1 4426 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  RSA636030  Arctostaphylos rainbowensis Jon E. Keeley 1992-4-5 15051 Riverside Rainbow Canyon Rd., 2.5 km south of Pala Rd. 390 Comment
  RSA636173  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19480 Riverside West of Temecula, off Colman Rd., 0.8 km north of Carancho Rd. and west of De Luz Rd., eastern Santa Margarita Mountains. 590 Comment
  SDSU18354  Arctostaphylos rainbowensis C. Matt Guilliams 2007-6-21 372 Riverside 15 kilometers east of Temecula near Tenaja Road. From Tenaja, south on Harkey Road, east on Avenida Presta, south on Calle Viento, a dirt road on slope above drainage. 640 Comment
  CLARK-A1045-72  Arenaria douglasii George K. Helmkamp 1978-5-20 Riverside San Jacinto Mountains dry slope between meadow and sagebrush, just northwest of Kensworthy Forest Station; Idyllwild 15'Q Comment
  CAS-BOT-BC401651  Argemone munita subsp. argentea Aven Nelson; Ruth Nelson 1939-3-30 3341 Riverside Hiway 60, near Desert Center Comment
  POM285872  Argemone munita subsp. munita Gerald B. Ownbey, Findley Ownbey 1954-8-7 2178 b Riverside 13.2 mi. of Idyllwild, Hemet Valley. 1372 Comment
  CAS-BOT-BC27541  Argythamnia californica Harvey Monroe Hall 1905-4-1 5796 Riverside Marshall Canyon, 7 mi. W of Coachella 30 Comment
  RSA735401  Aristida adscensionis Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah DeGroot, Valentin Arvizu, Tim Thibault 2004-5-14 11231 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
  SD215339  Aristida adscensionis W. Wasura, J. Dolan and M. Wall 1992-3-25 4651 Riverside Lowdesert: 2.7 miles South of prison on Wileys Well Road. Comment
  UCD56407  Aristida adscensionis D. Fenfrock 1951-5-10 s.n. Riverside Hwy. 60-70 at Black Rock, 10 miles west of Blythe. Comment
  UCSB38733  Aristida adscensionis Cowan, Clark 1978-4-23 Riverside 12.1 mi S on Hwy 74 from jct with Hwy 111 at Indian Wells; Whittacker transect #W-220 Comment
  SEINET10836050  Aristida adscensionis Harvey M. Hall 1905-5-1 Hall 5963 Riverside Canons along Colorado River, Colorado Desert. Comment
  POM219941  Aristida adscensionis var. modesta F. R. Fosberg 1932-3-13 8102 Riverside Thousand Palms Canyon, Coachella Valley. Comment
  CLARK-A1528-1263  Aristida californica John C. Roos 1946-9-14 3007 Riverside Dos Palmas Spring 1066 Comment
  RSA0049954  Aristida californica A. C. Sanders, T. B. Salvato 2012-10-12 40440 Riverside Palo Verde Mesa, along Bradshaw Trail c. 2 miles west of 30th Ave. at Ludy Blvd./ canal crossing 114 Comment
  UC573785  Aristida purpurea H. S. Yates 1937-6-27 6711 Riverside Lower San Jacinto River Canyon San Jacinto Quadrangle Comment
  JEPS68444  Aristida purpurea var. nealleyi W. L. Jepson 1928-4-25 12585 Riverside Cottonwood Spgs. Colorado Desert, Eagle Mts. 731 Comment
  POM146220  Aristida purpurea var. nealleyi F. M. Reed 1927-3-18 5440 Riverside Upper Fork of Salt Creek Wash, Colorado Desert. 213 Comment
  RSA700959  Aristida purpurea var. nealleyi Gary D. Wallace 1982-5-15 2004 Riverside Palms to Pines Highway (74), San Bernardino National Forest. 1 mi. E of Pinyon Pines Camp. Comment
  UC576337  Aristida purpurea var. nealleyi H. S. Yates 1937-6-27 6721 Riverside Deep Canyon Thermal Quadrangle (head) 1219 Comment
  UCR26239  Aristida purpurea var. parishii John C. Roos 1948-5-15 3840 Riverside Sonoran (Colorado) Desert, Eagle Mountains, upper Lost Palms Canyon 1037 Comment
  RSA655605  Artemisia annua O. F. Clarke 1998-9-22 s.n. Riverside Box Springs Mtns. foothills, weed in the yard at 266 Frost Court, just east of UCR 396 Comment
  RSA543306  Artemisia californica Steve Boyd 1991-3-17 5490 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  CAS-BOT-BC90573  Artemisia dracunculus H. A. Dutton 1899-1 s.n. Riverside Elsinore Comment
  RSA125971  Artemisia ludoviciana subsp. albula E. K. Balls, Percy C. Everett 1957-11-4 22747 Riverside Snow Creek, near old Fish Hatchery and through wash. 701 Comment
  JOTR29221  Artemisia ludoviciana subsp. incompta La Doux, Tasha, Mike Bell 2005-9-15 1334 Riverside Joshua Tree National Park. Near Hidden Valley campground Comment
  PASA1941  Asclepias albicans 4/28 Riverside Hidden Springs Comment
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Aug 27 2016
  UCR174621  Asclepias californica Jennifer H. Jones 2006-6-6 390 Riverside Peninsular Ranges; Santa Ana Mtns., Cleveland National Forest along Calif. Hwy 74; San Juan Loop Trail 'head 598 Comment
  RSA645934  Asclepias eriocarpa Scott D. White 1999-6-8 7455 Riverside Corona, near Bedford Canyon: foothills at eastern slope of Santa Ana Mts. ''Joseph Canyon'' wash near a disused quarry. 335 Comment
  JOTR30288  Asclepias erosa La Doux, Tasha, Bill Truesdell 2006-10-3 1783 Riverside Joshua Tree National Park. Pinto Basin: (Stop 2) east side of Hexie Mtns. at mouth of Pinkham Spring Canyon 694 Comment
  SD122939  Asclepias fascicularis Steve Boyd 1985-8-7 1102 Riverside Santa Rosa Plateau, Northwest base of Redonda Mesa on Tenaja Road, 0.8 miles east of junction with 8SO1 and 8SO2 Comment
  RSA171941  Asclepias subulata R. F. Thorne 1963-3-29 32378 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
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Apr 24 2011
  UCR163086  Asclepias subulata B. G. Pitzer 2000-5-7 4147 Riverside Sonoran (Colorado) Desert, extreme north end of Orocopia Mountains, Shavers Valley, at base of hills c. 0.5 mi. SE of Box Canyon Road. 341 Comment
  RSA0086466  Asparagus officinalis Mitch Provance 2013-4-8 413 -13 Riverside San Bernardino Valley: Santa Ana River Bottom, Tequesquite Creek and associated wetlands W of Rubidoux Ave. 226 Comment
  RSA653764  Aster hesperius Dr H. Baer 1923-9-24 s.n. Riverside Shore of Lake Elsinore Comment
  CAS-BOT-BC177464  Astragalus aridus P. A. Munz; D. Keck 1922-4-8 4739 Riverside Mecca, Colorado Desert -30 Comment
  UCR20771  Astragalus aridus A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1295 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
  POM97989  Astragalus bernardinus E. C. Jaeger 1926-4-15 s.n Riverside Desert Queen mine. 1220 Comment
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Nov 5 2011
  CAS-BOT-BC177735  Astragalus crotalariae John Thomas Howell 1928-3-25 3549 Riverside Indio, Colorado Desert Comment
  UCR158048  Astragalus filipes C. B. Wolf 1931-5-11 1952 Riverside Peninsular Ranges; San Jacinto Mountains, near Pipe Creek, Hemet Valley 1616 Comment
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Sep 23 2011
  SD181526  Astragalus gambelianus Scott D. White 2000-5-1 7746 Riverside Corona, western foothills of Santa Ana Mountains near Bedford Canyon; Corona South [quad]. Scarce in graded soil adjacent to undisturbed CSS. 351 Comment
  CAS-BOT-BC186905  Astragalus insularis var. harwoodii A. C. Sanders 2010-3-15 37392 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
  UC1287053  Astragalus insularis var. harwoodii C. L. Hitchcock 1966-3-21 24331 Riverside sand dunes about 15 mi s Rice (on dirt road to Blythe); s of Rice, road to Blythe Comment
  SEINET7063224  Astragalus lentiginosus A. G. Vestal 1963-5-19 s.n. Riverside About 0.5 mile west of Cahuilla. UTM Zone 11, 522925mE, 3711215mN. (WGS84/NAD83). 1088 Comment
  OBI54333  Astragalus lentiginosus var. borreganus Theodore Minthorne none s.n. Riverside Between Banning and Palm Springs Comment
  RSA415587  Astragalus lentiginosus var. coachellae W. Hutchinson 1925-4-1 s.n. Riverside Palm Springs. Comment
  SD143257  Astragalus lentiginosus var. coachellae James C. Dice, Kimberly A. Nicol 1998-3-24 98032 2 Riverside Northwestern Colorado Desert, 5.1 miles north of Desert Center, along Stte Highway 177. 167 Comment
  LA85610  Astragalus lentiginosus var. fremontii Elizabeth McClintock; 1946-4-14 Riverside Pines to Palms Highway, 2 miles from foot of grade Comment
  RSA498234  Astragalus lentiginosus var. variabilis Robert L. Dressler 1949-3-19 417 Riverside 5 miles NE of Desert Center. Comment
  UCR101919  Astragalus pachypus var. jaegeri R. S. Woglum 1941-5-17 3053 Riverside Peninsular Ranges/Sonoran (Colorado) Desert Transition:, Horse Canyon, off Coyote Canyon Comment
  CAS-BOT-BC192754  Astragalus palmeri Edith A. Purer 1935-4-21 6467 Riverside Near Palms Springs Comment
  SD181525  Astragalus pomonensis Scott D. White 1999-5-2 7284 Riverside Perris Basin, Perris/Sun City area, just east of Goetz Road and south of Ethanac Road, ca. 1I(c)-2 miles west of I-215 freeway. Occasional in sandy soil. USGS Romoland 7.5' quad. 440 Comment
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Nov 26 2012
  SD187401  Astragalus pomonensis Scott D. White 2004-4-16 10161 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes 548 Comment
  UCD105191  Astragalus pomonensis R. N. Raynor 1938-6-20 s.n. Riverside Aguanga. Comment
  UCR180132  Astragalus pomonensis Mitch Provance 2003-4-26 9889 Riverside Santa Ana River Valley, northern extreme of the La Sierra Hills, on the N-facing slopes and ridges just south of Crestlawn Memorial Cemetery 427 Comment
  RSA543778  Athysanus pusillus Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6025 Riverside Vail Lake region, SW and W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  CLARK-A1528-1617  Atrichoseris platyphylla John C. Roos 1966-3-26 Riverside Chuckwalla Mountains Comment
  RSA450769  Atrichoseris platyphylla J. C. Roos 1966-3-26 s.n. Riverside 2 mi S.E. of Desert Center. Comment
  RSA489175  Atrichoseris platyphylla B. Pitzer 1988-3-10 648 Riverside Chuckwalla Mountains. W side of mountains, on gas line road ca. 1.5 mi north of intersection with Red Cloud Mine Road (& wash); ca. 2 miles (airline) S of Highway I-10. (Red Cloud Road. 10 km cell; PH-2N, 3E) 488 Comment
  UC68977  Atrichoseris platyphylla H. M. Hall Apr 1905 5834 Riverside near Mecca; Colorado Desert -45 Comment
  POM13772  Atriplex canescens E. C. Jaeger 1921-7-15 1189 Riverside Soboba Hot Springs Comment
  JOTR31142  Atriplex canescens subsp. canescens La Doux, Tasha 2009-6-3 1853 Riverside Joshua Tree National Park. (Stop 2): Little San Bernardino Mountains, Covington Flats Area, Covington Spring 1396 Comment
  SEINET1911480  Atriplex canescens var. laciniata Carl B. Wolf 1932-1 4316 Riverside Caleb (Southern Pacific Railway siding), 4.5 miles SE of Mecca, Colorado Desert. Lower Sonoran zone. 61 Comment
  CAS-BOT-BC168530  Atriplex confertifolia D. Bramlet 1991-6-1 2182 Riverside 1.4 km. west of Nuevo and some 10 m. south of the end of 12th Street. The population is some 17 m. east of the San Jacinto River. 473 Comment
  RSA532569  Atriplex coronata var. notatior D. E. Bramlet 1991-5-2 2113 Riverside 7.6 km west of Hemet and aome 1.4 km southwest of the intersection of Warren Rd. and Stetson Ave. The population is some 68 m suth of Stetson Ave. and some 320 m. west of the MWD canal., Plants are located approximatly 3m from an existing dirt channel. 500 Comment
  UCR189561  Atriplex coronata var. notatior Theresa Johnson 2007-5-9 341 Riverside Peninsular Range, San Jacinto Wildlife Area; c. 500 m west of Davis Road, southwest of riparian area Comment
  POM12995  Atriplex coulteri P. A. Munz, J. M. Johnston 1922-5-21 5544 Riverside San Jacinto [Mystic] Lake near Moreno. Comment
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Feb 3 2015
  RSA532556  Atriplex coulteri D. E. Bramlet 1991-5-2 2112 Riverside 7.6 km west of Hemet and aome 1.4 km southwest of the intersection of Warren Rd. and Stetson Ave. The population is some 68 m suth of Stetson Ave. and some 320 m. west of the MWD canal., Plants are located approximatly 3m from an existing dirt channel. 500 Comment
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Feb 3 2015
  CAS-BOT-BC334494  Atriplex elegans var. elegans R. E. Riefner, Jr. 2013-8-17 13 -190 Riverside City of Lake Elsinore, along Collier St. and Hwy 74 S to Temescal Wash. 393 Comment
  UC1136250  Atriplex hymenelytra R. St. John 1931-1-5 170 Riverside 5 mi n Indio; Indio Quad., n of Indio Comment
  CAS-BOT-BC169295  Atriplex lentiformis S. B. Parish 1912-10-24 8266 Riverside Thermal -39 Comment
  UCR101396  Atriplex rosea A. C. Sanders, K. C. Rose 1998-9-29 22241 Riverside San Jacinto Valley, west edge of Hemet, east side of Warren Rd. between Esplanade Ave. and the Tres Cerritos Hills 459 Comment
  UCR18901  Atriplex rosea John C. Roos 1965-8-4 s.n. Riverside San Bernardino Valley, Arlington area, Riverside Comment
  RSA422258  Atriplex saltonensis S. B. Parish 1913-9-20 8600 Riverside Mecca, Salton Sink. 58 Comment
  POM121924A  Atriplex semibaccata Marcus E. Jones 1900-7-16 6526 Riverside Temecula. Comment
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Mar 27 2011
  UCR127539  Avena sativa A. C. Sanders, T. B. Salvato 2003-5-21 26807 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
  JOTR36019  Ayenia compacta Harding, Mitzi, T. Herskovits 2012-3-16 226 Riverside Joshua Tree National Park. Eagle Mountains, Cholla Wash Comment
  RSA0121599  Ayenia compacta Duncan S. Bell, LeRoy Gross 2016-3-29 9103 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
  UCR146486  Azolla filiculoides Scott D. White, Angelia Carey 2004-9-16 10762 Riverside San Jacinto Mountains foothills, Indian Creek; (Lake Fulmor) 567 Comment
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Aug 22 2020
  CAS-BOT-BC98784  Baccharis brachyphylla Carl B. Wolf 1932-10-11 4275 Riverside Morongo Wash, 3/10 mi. below the San Bernardino Co. line. 670 Comment
  RSA40607  Baccharis brachyphylla J. C. Roos 1946-9-14 3008 Riverside Dry desert near Dos Palmos Spring, E of Asbestos Mountain. 1067 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
  UCR26079  Baccharis brachyphylla John C. Roos 1946-9-14 3008 Riverside Santa Rosa Mtns, Dos Palmas Spring, east of Asbestos Mountain 1070 Comment
  SEINET959644  Baccharis douglasii G. K. Helmkamp, E. A. Helmkamp 2004-1 8769 Riverside Southern Central Coast: Surf, NW of Lompoc (Surf 7.5) 9 Comment
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May 17 2014
  CDA10369  Baccharis emoryi C. R. Tower Oct 1949 Riverside Citrus Experiment Station, Riverside. 0 Comment
  RSA450761  Baccharis emoryi J. C. Roos 1965-10-7 s.n. Riverside Fairmont Park Comment
  RSA614091  Baccharis emoryi A. C. Sanders, C. L. Sanders 1994-12-4 15882 Riverside Salton Trough: Dos Palmas oasis area, San Andres palm grove, 1.75 km (1.1 mi) WSW of Rancho Dos Palmas., Marked ''seep'' on Durmid 7.5' Quad. -23 Comment
  JOTR29284  Baccharis salicifolia La Doux, Tasha 2003-9-4 1574 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam 1280 Comment
  RSA314408  Baccharis salicifolia R. F. Thorne 1982-10-8 55353 Riverside Mouth of Whitewater Canyon near Whitewater Post Office in sandy wash between old and new highway bridges and along Whitewater River. 412 Comment
  CAS-BOT-BC483032  Baccharis salicifolia subsp. salicifolia Sarah J. De Groot; Cheryl Sevilla; Rico Ramirez 2014-8-20 7239 Riverside North Fork Mission Creek, above preserve. SE San Bernardino Mtns, San Gorgonio Wilderness Area 770 Comment
  UCD129398  Baccharis salicina A. C. Sanders; T. Tennant 1997-11-20 21619 Riverside Lake Skinner area: mouth of Rawson Canyon, just NE of Lake Skinner. 457 Comment
  CAS-BOT-BC295889  Bahiopsis parishii Lewis S. Rose 1966-12-14 66104 Riverside Chino Canyon, 3 mi. w. of Palm Springs Desert 670 Comment
  RSA770449  Bahiopsis parishii Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4561 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  CLARK-A1528-1645  Baileya pauciradiata John C. Roos 1949-3-26 4122 Riverside Indio Comment
  POM350668  Baileya pauciradiata Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  RSA719045  Baileya pauciradiata Michael Honer 2005-3-11 2055 Riverside Rice Valley; 4.5 mi. SSE of Rice; 1.5 mi. E of ATSF railway. 220 Comment
  RSA796024  Baileya pauciradiata Duncan S. Bell 2009-4-18 239 Riverside Arica Mountains; northeast of range, approximately 2.25 air miles southwest of the ghost town of Rice. 224 Comment
  SBBG97707  Baileya pauciradiata W. L. Halvorson 1977-3-8 77 -69 Riverside Interstate 10, ca. 30 mi W of Blythe Comment
  RSA92874  Baileya pauciradiata F. W. Peirson 1926-2-22 6503 Riverside Thousand Palm Canyon, Coachella Valley 122 Comment
  UCR59811  Bassia hyssopifolia Jeri Hirshberg 1989-7-27 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, E end of Vail Lake, above shoreline in drainage above 'draw down' area Comment
  SEINET10797553  Bebbia J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12835 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then a few kilometers on Whitewater Canyon Road to where it comes closest to the river. Comment
  CAS-BOT-BC100124  Bebbia juncea var. aspera K. Bonner 1977-10-31 2594 Riverside 14 miles South of Vidal 161 Comment
  UC1281253  Bebbia juncea var. aspera H. E. McMinn 1935-6-27 4057 Riverside Palm Canyon region Palm Canyon Comment
  UC472679  Bebbia juncea var. aspera M. F. Spencer 1921-4-10 Riverside Colorado Desert, Palm Springs Comment
  SDSU13762  Berberis aquifolium var. dictyota T. Cass 1975-4-10 74 -671 Riverside 3/4 mile down road parallel to Brown Creek in Santa Ana Mts. 914 Comment
  CAS-BOT-BC75736  Berberis nevinii Steve Boyd; Tim Ross; Laurel Arnseth 1990-3-29 3908 Riverside Vail Lake area, summit of 'Big' Oak Mountain, north of lake. 822 Comment
  CLARK-A1528-7859  Berberis nevinii John C. Roos 1949-5-21 4321 Riverside Temecula Creek Comment
  SD148179  Bergia texana D. E. Bramlet, A. C. Sanders, et al. 1999-10-15 2819 Riverside 198 meters south of Gilman Hot Springs Road, 1.22 km northwest of Highway 79 and 2.1 km south of Jackrabbit trail. 433 Comment
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Mar 21 2011
  UCD110427  Bergia texana D. E. Bramlet; A. C. Sanders, M. Costea, T. Salvato 1999-10-15 2819 Riverside Mystic Lake. This site is 198m S of Gilman Hot Springs Road, 1.22 km NW of Hwy 79 and 2.1 km S of Jackrabbit trail. 433 Comment
  JOTR33719  Bernardia incana La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2566 Riverside Joshua Tree National Park. Large open bajada in northwest Eagle Mountains, approx. 2 mi northeast of Cottonwood Visitor Center 984 Comment
  UC2015577  Bernardia incana A. C. Sanders with G. Helmkamp, P. MacKay, et al 1995-3-19 16177 Riverside Coachella Valley/San Jacinto Mtns. foothills: Chino Canyon near the Palm Springs tram station. Comment
  UCR25174  Bernardia myricifolia John C. Roos 1950-12-2 5027 Riverside Sonoran (Colorado) Desert, Eagle Mountains, Munsen ['Monson'] Canyon 1067 Comment
  RSA751085  Beta macrocarpa A. C. Sanders 2008-4-15 34892 Riverside NE edge of city of Elsinore, off Nichols Rd. along Baker St., near Durant Siding 383 Comment
  UCR40449  Beta vulgaris subsp. maritima Steve Boyd 1985-8-7 1119 Riverside Santa Rosa Plateau, Murrieta area, Clinton Keith Rd. near (just east of) Bear Creek golf course Comment
  SDSU11583  Bloomeria crocea Stan Matlier 1938-5-13 Riverside Lake Elsinore Grade Comment
  UCD114305  Boechera arcuata Nancy Ryan Zabriskie; Walter Zabriskie 1972-6-18 524 Riverside Along fire rd S of S end Marion Ridge Rd., Pine Cove, NW of Idyllwild, San Jacinto Mts. 1938 Comment
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Dec 25 2013
  CAS-BOT-BC16261  Boechera glaucovalvula Annie M. Alexander; Louise Kellogg 1941-4-29 2103 Riverside Joshua Tree National Monument. 13 miles southwest of 29 Palms. 1371 Comment
  POM251754  Boerhavia J. C. Roos 1937-8-20 12 Riverside East of Desert Center. Comment
  UCR167837  Boerhavia coccinea T. B. Salvato, Melissa Clemons 2005-6-23 1310 Riverside Peninsular Range; Temescal Valley, 3 miles NW of Alberhill, Temescal Canyon Road at Corona [Lee] Lake 366 Comment
  SBBG92286  Boerhavia intermedia A. C. Sanders 1989-9-19 9511 Riverside 1.75 km (airline) S of Tabaseca Tank, along the wash above "Tabaseca Target"; Chocolate Mtns Aerial Gunnery Range, 680 Comment
  HSC79071  Boerhavia triquetra G. K. Helmkamp 1983-10-8 - 19 Riverside TNC Big Morongo Preserve, S of town of Morongo Valley in Big Morongo Canyon, beside pipeline road 762 Comment
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Feb 18 2013
  RSA751509  Boerhavia triquetra Tasha La Doux, Jim Andre 2008-9-16 348 Riverside Joshua Tree National Park: Among boulders on NE end of Splitrock Picnic Area. 1327 Comment
  JOTR32599  Boerhavia triquetra var. intermedia La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2665 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  UCR264242  Boerhavia triquetra var. intermedia A. C. Sanders, Jim Malusa 2015-9-10 41849 Riverside Sonoran (Colorado) Desert, Salt Creek Canyon, along Summit Road c. 1.5 miles above mouth of Red Canyon, edge of Chocolate Mountains Aerial Gunnery Range 433 Comment
  RSA526165  Bothriochloa barbinodis Steve Boyd, Timothy S. Ross 1990-5-11 4668 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  RSA741581  Bouteloua curtipendula Scott D. White, Justin M. Wood 2008-6-17 12177 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  HSC86980  Bowlesia incana B. G. Pitzer, A. C. Sanders 1987-4-21 491 Riverside Box Springs Mtns., near southernmost radio towers. 793 Comment
  UCR116662  Bowlesia incana A. C. Sanders, Carolyn Washburn 2001-5-10 24236 Riverside Perris-Aguanga Basin, 1 mi. south of Winchester on the east side of Hwy 79 (Winchester Rd.) just south of Patton Ave. 488 Comment
  JOTR36016  Brandegea bigelovii Harding, Mitzi, T. Herskovits 2012-3-16 223 Riverside Joshua Tree National Park. Eagle Mountains, Cholla Wash Comment
  RSA789361  Brandegea bigelovii Aaron C. Sedgwick, David Fraker 2012-3-28 35 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  UC635681  Brandegea bigelovii H. L. Mason 1928-3-10 4213 Riverside Coachella Mountains, Hidden Springs Canyon Hidden Springs Canyon; Coachella Mountains, Hidden Springs Canyon Comment
  UCR103351  Brandegea bigelovii George K. Helmkamp, E. A. Helmkamp 1998-1-17 2540 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road ENE of Mecca and on the north side of the Coachella Canal .3 Comment
  UCR244310  Brandegea bigelovii Jim Andre 2012-4-15 20850 Riverside Sonoran (Colorado) Desert, west end of Hayfield Dry Lake, 0.3 mi. N. of I-10, 0.4 mi. NE of Jct Hayfield Rd and I-10 395 Comment
  UCR108393  Brassica geniculata D. L. Banks, V. W. Steinmann 1997-3-13 1466 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
  UCR92240  Brassica geniculata D. L. Banks, Steve Boyd 1995-5-3 0198 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
  UCR94241  Brassica geniculata Scott D. White 1996-4-14 3906 Riverside Perris Basin/San Jacinto Mtns., E of Hemet: San Jacinto River Wash near Valle Vista, north of Hwy 74, c. 1.7 mi west of USFS Cranston Fire Station 549 Comment
  UCR59916  Brassica kaber Ed LaRue 1989-4-21 s.n. Riverside Moreno Valley, University of California agricultural experimental farms, c. 1/2 mi south of Alessandro Blvd at NE corner of Cactus Avenus and Nason Street Comment
  CAS-BOT-BC36847  Brassica tournefortii Lewis S. Rose 1962-3-2 62006 Riverside La Quinta. 3 Comment
  RSA0049917  Brassica tournefortii Jim Andre 2014-1-27 26672 Riverside At mine site (and borrow pit), in canyon 1.3 mi. west of Hwy 95 (at Wilson Rd), 12.2 mi. south of Vidal Jct (at Hwy 62). 224 Comment
  RSA708054  Brassica tournefortii Scott D. White, Angelia Carey 2004-4-16 10171 Riverside Indian Creek and adjacent slopes. 549 Comment
  RSA771748  Brassica tournefortii Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4610 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA778114  Brassica tournefortii Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-30 929 Riverside East Mojave Desert region: McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 335 Comment
  JOTR30813  Brickellia arguta var. arguta La Doux, Tasha, Jim Andre 2008-9-16 334 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
  UC667247  Brickellia atractyloides Annie M. Alexander and Louise Kellogg 1941-5-10 2145 Riverside 3 mi ne Cottonwood Spring; Colorado Desert, Eagle Mountains 1036 Comment
  RSA575884  Brickellia californica Steve Boyd 1981-2-9 s.n. Riverside Gavilan Hills region, southern end of Steele Valley, S of extensive groves and communications site at W base of Steele Peak 610 Comment
  SD127532  Brickellia californica Reid Moran 1967-11-7 14646 Riverside 7 mi W Radec 399 Comment
  JEPS18585  Brickellia desertorum Marjorie D. Clary 1932-12-11 1722 Riverside Santa Rosa Mountains, 10 mi SW of Coachella. 182 Comment
  LA102380  Brickellia desertorum John C. Roos; 1965-9-12 sn Riverside Santa Ana Mountains, Tin Mine Canyon, 3 mi. SW of Corona 548 Comment
  SD21523  Brickellia incana Frank F. Gander 1938-5-21 5766 Riverside Shaver's Summit Comment
  CAS-BOT-BC483124  Brodiaea jolonensis Steve Boyd 1986-5-7 1836 Riverside Terrace escarpment between Horsethief Wash and Indian Truck Trail, south of I-15, Temescal Canyon Comment
  UCR43788  Brodiaea santarosae R. F. Thorne, W. Wisura, E. W. Lathrop, S. Meury 1985-5-18 60644 Riverside Peninsular Ranges/Santa Ana Mtns, Santa Rosa Plateau: Mesa de Colorado 625 Comment
  UC472726  Bromus arizonicus A. S. Hitchcock 1927-3-20 Riverside Colorado Desert, Palm Springs Palm Springs; Colorado Desert, Palm Springs 121 Comment
  CAS-BOT-BC149444  Bromus berteroanus P. A. Munz 1940-3-24 15706 Riverside 2 miles north of Cottonwood Springs, Eagle Mountains. 914 Comment
  UC37669  Bromus carinatus var. carinatus H. M. Hall June 1901 2099 Riverside s side San Jacinto Mountains San Jacinto Mountains 1524 Comment
  UCD59232  Bromus carinatus var. marginatus Peter Kamb 1948-7-3 1140 Riverside Hall Canyon, San Jacinto Mtns. 1645 Comment
  UCSB501  Bromus diandrus Van Leeuwen, Henry 1957-4-13 Riverside Whitewater Canyon, 3 mi from US 60 Comment
  RSA513431  Bromus diandrus J. D. Olmsted 1962-5-10 3660 Riverside West of crest between Sandia and DeLuz Creeks along Murrieta to DeLuz Road. 206 Comment
  RSA495790  Bromus diandrus subsp. triangularis Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-11 2897 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam. 390 Comment
  RSA697042  Bromus hallii Keith E. Hoffmaster 1937-7-5 s.n. Riverside San Jacinto Mountains, Pine Flat. Comment
  RSA702384  Bromus hallii Naomi Fraga, Sarah J. De Groot, Valerie Soza 2004-6-28 1286 Riverside Along Red Hill Road (5S10) near Alvin Meadows, southwest of Pine Cove. 1616 Comment
  UCR121333  Bromus hordeaceus A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 24986 Riverside The Badlands, marble outcrop on ridge about 1/2 mile east of Mt. Eden, above Laborde Canyon, SW of Beaumont 670 Comment
  UCSB18305  Bromus madritensis subsp. rubens Boyles, Robert 1964-5-10 Riverside Pinon Flats Public Campgrounds; 300 yds N of Hwy 75 1249 Comment
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Nov 22 2010
  CLARK-A1528-4555  Bromus rubens John C. Roos, Lucille Roos 1950-4-15 4739 Riverside Pigeon Pass 457 Comment
  SEINET4404474  Bromus rubens N. D. Atwood 1993-3-27 17691 Riverside Corona Del Mar State Park, along Newport Coast Drive 0 Comment
  RSA658969  Bromus unioloides Margaret Murphy 1983-5-21 31 -D Riverside located in the north section fo parsel 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead. Comment
  RSA452173  Bursera microphylla Marjorie D. Clary 1939-03 2963 Riverside Martinez Canyon, Colorado Desert, Coachella Valley., [Label states: Martinez Canyon, Colorado Desert, Coachella Valley, Imperial County. Note: Martinez Cyn. is in Riverside Co., east slope Santa Rosa Mtns., ca. 33.5 deg. N, 116 deg. 10 W. -S.D. White Oct 2006] Comment
  CHSC852  Caesalpinia virgata V. Holt 1942-3-29 Riverside Indio. 152 Comment
  POM14550  Caesalpinia virgata Alice Eastwood 1913-4-30 3072 Riverside Palm Springs. Comment
  RSA293522  Caesalpinia virgata C. W. Tilforth, Walter Wisura 1979-8-8 1908 Riverside Along hwy 74, south edge of Palm Desert. South-east of Palm Springs Comment
  RSA768416  Caesalpinia virgata Jim Andre, Tasha La Doux 2009-2-28 10842 Riverside Coachella Valley: Along lower Berdoo Canyon Road (dirt), approx. 1.5 miles north of Dillon Road, and just south of Joshua Tree National Park boundary. 313 Comment
  RSA719235  Caesalpinia virgata Michael Honer, L. Hulse 2004-4-3 1918 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 ONeal Canyon. 610 Comment
  RSA180493  Calandrinia ciliata E. W. Lathrop 1960-5-27 5210 Riverside 6 miles west of Murrieta. Comment
  UCR116986  Calandrinia ciliata A. C. Sanders, T. B. Salvato 2001-5-3 24077 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  UCR215524  Calandrinia ciliata Daphne K. Christopher, Hannah Stevens 2003-4-6 107 Riverside UC Riverside Motte Rimrock Reserve, off Sage Road 540 Comment
  UCR91464  Calandrinia ciliata Scott D. White 1995-3-30 2659 Riverside San Jacinto Valley, Moreno Valley; fallow field 0.5 air mi south of 60 Fwy and west of bend in Moreno Beach Drive 579 Comment
  RSA198958  Callitriche marginata R. F. Thorne, P. A. Munz, E. W. Lathrop 1968-5-8 37562 Riverside Santa Rosa Plateau: on Mesa de Colorado, Rancho California. 671 Comment
  SD68951  Callitriche marginata Robert F. Thorne, E. Lathrop, O. Clark, and S. Carlquist. 1968-4-18 37451 Riverside Santa Rosa Plateau; wet mud at margin of vernal marsh on Mesa de Colorado, Rancho California. 669 Comment
  POM10103  Calocedrus decurrens E. A. Zumbro 1903-08 s.n Riverside Idylwild [Idyllwild] Comment
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Jan 11 2007
  POM48361  Calocedrus decurrens Philip A. Munz, I. M. Johnston 1924-7-28 8799 Riverside Pine Flats 1738 Comment
  RSA358578  Calocedrus decurrens Larry E. DeBuhr 1972-3-23 527 Riverside Santa Rosa Mountains; San Bernardino National Forest; northwest of Santa Rosa Peak 2317 Comment
  UCR178331  Calochortus concolor T. B. Salvato, Tracy Tennant 1998-7-18 MOR- 614 Riverside San Bernardino Mtns., Morongo Indian Reservation, vicinity of Wood and Potrero Canyons 1280 Comment
  CAS-BOT-BC488539  Calochortus concolor E. A. McGregor 1941-6-13 34 Riverside Pines-to-Palms Highway, near Public Camp, San Jacinto Mountains Comment
  RSA613471  Calochortus splendens Darin L. Banks, Victor Steinmann 1997-3-13 1450 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
  UCR156087  Calochortus splendens T. B. Salvato, Kent Beaman 2005-5-16 808 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
  UCR215621  Calochortus splendens Crystal Sheehan 2010-5-10 47 Riverside Peninsular Range; Gavilan Hills Region, Lake Mathews Reserve, c. 1/4 mi. south of 13225 Cajalco Road, south of Lake Mathews, c. 0.4 mi. SE of intersection of Cajalco Rd. and La Sierra Ave. 429 Comment
  CAS-BOT-BC483503  Calochortus splendens E. W. Lathrop 1965-5-18 5759 Riverside 8 miles west of Murrieta 609 Comment
  SEINET3885374  Calochortus weedii var. weedii Steve Boyd, Tim Ross 1992-6-10 7624 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wildernes Area. San Mateo Canyon, near the junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek.; 0 405 Comment
  RSA456157  Calycanthus occidentalis Kessler 1920-7-4 17045 Riverside San Jacinto Mts. Comment
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Nov 19 2011
  RSA791486  Calycoseris parryi J. Andre, Tasha La Doux, R. B. Kelley 2011-5-4 21075 Riverside Joshua Tree National Park; Long Canyon, up side canyon approx. 400 m. west of main canyon drainage. 1172 Comment
  RSA45510  Calycoseris wrightii J. C. Roos, L. Roos 1949-4-9 4209 Riverside 30 mi. N of Blythe, near Riverside Mts Comment
  SEINET7063460  Calyptridium monandrum A. G. Vestal 1947-3-30 s.n. Riverside San Jacinto Valley. UTM Zone 11, 497479mE, 3743001mN. (WGS84/NAD83). 442 Comment
  UC851929  Calyptridium monandrum I. W. Clokey 1935-4-18 6616 Riverside Gavilan Mesa 600 Comment
  UCR177410  Calyptridium monandrum Scott D. White 2003-3-23 8837 Riverside Santa Rosa Mountains, Desert slope, Hwy 74 near Carrizo Creek crossing 762 Comment
  UCR178002  Calyptridium monandrum 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
  RSA0089417  Calyptridium monospermum Michael G. Simpson, Jamie Hall, Michael Silveira, Lori Simpson 2007-6-16 2896 Riverside Little Taquitz Valley, San Jacinto Mountain, along trail, ca. 0.1 mi north of junction with Pacific Coast[Crest] Trail, ca. 0.9 mi northeast of Tahquitz Peak. 2454 Comment
  UCR172717  Calystegia macrostegia Jun Hu 2000-5-11 18 Riverside San Jacinto Valley, SE of city of Winchester, Hills N of Diamond Valley 488 Comment
  RSA524436  Camissonia bistorta Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4052 Riverside Vail Lake area, E flank of Big Oak Mtn, S of E summit. 610 Comment
  RSA543743  Camissonia bistorta Steve Boyd, T. S. Ross, Mike Hammitt 1991-5-2 6047 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
  RSA596790  Camissonia bistorta D. L. Banks, K. D. Hedge 1996-5-16 1044 Riverside NW Palomar Mountains; Agua Tibia Mountains; N foothills of Dorland Mtn., S of Temecula Creek; 0.4 miles E of Pauba Road on the N side of Los Caballos Road, along the broad, sandy, southern alluvial bench of Temecula Creek. 370 Comment
  RSA621900  Camissonia bistorta Steve Boyd, T. S. Ross, L. Arnseth 1989-3-12 2918 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  RSA653423  Camissonia bistorta Scott D. White 1999-5-24 7390 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
  UCR49753  Camissonia bistorta D. C. Hawks, Guy Bruyea 1987-4-3 s.n. Riverside Peninsular Range, Gaylord property, NW of Aguanga 550 Comment
  RSA643680  Camissonia boothii subsp. boothii A. C. Sanders, G. Nuhn 1995-4-20 16589 Riverside Colorado Desert: Coachella Valley, near Fan Hill, NE of Dillon Road on an abandoned road, below Little San Bernardino Mts., NE of 1000 Palms; 0.6 miles NE of Dillon Rd. 350 Comment
  POM6771  Camissonia californica P. A. Munz 1919-5-7 2739 Riverside Colorado Desert, Tahquitz Canyon 229 Comment
  UCR93819  Camissonia californica P. J. MacKay 1996-6-15 002 Riverside Reche Cyn., 2.5-3 mi. south of S. B. county line on Reche Cyn. Rd. 580 Comment
  UCR92347  Camissonia campestris Scott D. White 1994-5-8 s.n. Riverside San Jacinto Mtns, Foothills, San Jacinto River wash at eastern edge of Valle Vista 549 Comment
  UC20456  Camissonia campestris subsp. campestris E. L. Koethen Mar., 1897 16 Riverside Riverside Comment
  POM153428  Camissonia cardiophylla M. French Gilman 1927-12-31 s.n. Riverside Pinto Basin, Colo. Desert. Comment
  RSA454732  Camissonia cardiophylla Anstruther Davidson 1903-5-3 s.n. Riverside Thermal. Comment
  UCR126427  Camissonia claviformis T. B. Salvato, A. C. Sanders, Mitch Provance 2000-4-18 53 Riverside Coachella Valley, 2 mi NE of Mecca near mouth of Painted Canyon at foot of Mecca Hills, W edge of Coachella Canal 9 Comment
  RSA0014452  Camissonia claviformis subsp. aurantiaca Justin M. Wood, J. Miner 2010-4-29 1525 Riverside Coachella Valley: Bermuda Dunes. Near intersection of Avenue 38 and Varner Rd. 37 Comment
  RSA36072  Camissonia claviformis subsp. aurantiaca C. Epling 1947-03 s.n. Riverside Mojave Desert, south edge of desert at Cottonwood Springs. Comment
  RSA448931  Camissonia claviformis subsp. aurantiaca P. A. Munz 1930-4-6 13708 Riverside 1000 Palms. Comment
  RSA449182  Camissonia claviformis subsp. aurantiaca Anstruther Davidson 1903-5-1 s.n. Riverside Thermal Comment
  RSA790630  Camissonia claviformis subsp. aurantiaca Aaron C. Sedgwick, David Fraker 2012-4-24 5 Riverside In the Palen Valley south of Hwy. 10 on Dupont Rd., ca. 2 mi. northeast of the Chuckwalla Mountains Wilderness Area. 183 Comment
  UCR115352  Camissonia confusa A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16275 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
  RSA574744  Camissonia graciliflora Steve Boyd 1981-3-31 s.n. Riverside Gavilan Hills region, south end of Harford Springs County Park on the Gavilan Plateau, just north of Ida-Leona Road. 610 Comment
  RSA75432  Camissonia hirtella F. W. Peirson 1924-7-29 5022 Riverside Road between Banning and Idyllwild. 1768 Comment
  UCR154451  Camissonia hirtella A. C. Sanders, Mike Misenhelter 2005-6-15 30962 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
  RSA613897  Camissonia ignota A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19853 Riverside [Skinner Reservoir] 457 Comment
  UCR281240  Camissonia ignota Mitch Provance, Jeremiah George 2017-3-21 317- 60 Riverside Temescal Valley, S side of Highway I-15, 0.2 miles SSE of Glen Eden Rd. and De Palma Rd. 396 Comment
  RSA0057863  Camissonia micrantha A. C. Sanders 2011-4-7 39037 Riverside Temescal Canyon, between Horsethief Canyon and Glen Eden, along I-15 Frontage Rd., SE of Lee Lake 381 Comment
  UCR18169  Camissonia pallida A. C. Sanders 1978-4-2 46 Riverside Sonoran (Colorado) Desert, Living Desert Reserve in Palm Desert 152 Comment
  SEINET12189026  Camissonia pallida J. F. Bright, Wyman, C. 1933-1 8044 Riverside Comment
  RSA80983  Camissonia pallida subsp. pallida G. R. Campbell 1952-4-5 18369 Riverside On road leading from Hwy 60 to 29 Palms [Hwy 62], at jct to Desert Hot Springs. 762 Comment
  HSC87252  Camissonia refracta Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. Ross 1988-3-10 2160 Riverside Palen Pass at the N end of the Palen Mtns. 500 Comment
  RSA72280  Camissonia refracta Robert L. Dressler 1949-3-19 422 Riverside Coxcomb Mountains, 23 miles NE of Desert Center. Comment
  UCR41533  Camissonia refracta A. C. Sanders, B. Pitzer, D. Charlton, R. & J. Kniffen, J. M. Stewart 1986-3-2 6059 Riverside Sonoran (Colorado) Desert, Chuckwalla Bench, south side of Chuckwalla Mtns, on Bradshaw Road c. 2 miles east of gasline road 642 Comment
  UCR50893  Camissonia refracta A. C. Sanders 1988-5-11 7798 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal, east of the gasline road from Niland 549 Comment
  UCR88119  Camissonia refracta A. C. Sanders, G. Nuhn 1995-4-20 16584 Riverside Sonoran (Colorado) Desert, Coachella Valley, near Fan Hill, NE of Dillon Road on an abandoned road, below Little San Bernardino Mtns. NE of 1000 Palms 549 Comment
  UCR90326  Camissonia refracta Ed LaRue 1993-4-29 s.n. Riverside Sonoran (Colorado) Desert, Blythe landfill, along Blythe-Midland Road, 3 mi. south of the Big Maria Mtns, 6 mi. west of Colorado River 137 Comment
  HSC86987  Camissonia strigulosa David Charlton 1988-5-21 1966 Riverside Thomas Mtn. Rd., W of Garner Valley and S of Lake Hemet on Hwy. 74 1677 Comment
  UC20546  Camissonia strigulosa Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  UC56468  Camissoniopsis bistorta H. M. Hall April, 1902 2918 Riverside Vicinity of Winchester 457 Comment
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Mar 20 2011
  SDSU3397  Camissoniopsis pallida subsp. pallida H. Wedberg 1957-3-23 5804 Riverside Bottom of grade on Palms [to Pines Rd.] Comment
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Jan 24 2013
  UC1536962  Capsella bursa-pastoris Gordon H. True Jr. 1935-2-22 569 Riverside Gavilan Hill; Gavilan Hills 548 Comment
  CAS-BOT-BC19172  Carex barbarae I. M. Johnston 1918-5-30 2022 Riverside Temescal Canyon (near Lee Lake). 335 Comment
  POM49568  Carex fracta Phillip A. Munz, I. M. Johnston 1924-7-28 8817 Riverside Pine Flats 1738 Comment
  POM319473  Carex multicaulis Patricia Wilder 1968-7-5 4326 Riverside Idyllwild. San Jacinto Mountains, Strawberry-Little Tahquitz Creek Drainage Area. 1889 Comment
  RSA740953  Carex praegracilis Scott D. White, Justin M. Wood 2008-6-19 12281 Riverside Meadows at Baldy Mtn. 1585 Comment
  UCR169316  Carex praegracilis T. B. Salvato, John F. Green 2004-5-27 601 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  UCR58491  Carex praegracilis Jeri Hirshberg 1989-4-18 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., south of town of Murrieta, Miller Canyon, north of Mesa de Burro 585 Comment
  UCR79474  Carex triquetra Steve Boyd, T. S. Ross, D. E. Bramlet 1993-5-12 7311 Riverside S Santa Ana Mtns, San Mateo Canyon Wilderness Area. San Mateo Canyo, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon 427 Comment
  UC1792818  Carya illinoinensis A. C. Sanders, T. B. Salvato 2003-5-6 26558 Riverside San Bernardino Valley Region: Riverside, west edge of the UCR campus, lower drainage of Big Springs Canyon, near intersections of Canyon Crest Dr. and University Ave 320 Comment
  UCR127560  Carya illinoinensis A. C. Sanders, T. B. Salvato 2003-5-21 26778 Riverside Temescal Valley, Lawson Drive near Glen Ivy, in a wetland reserve area for the Trilogy development 335 Comment
  HSC82838  Castela emoryi A. C. Sanders, D. Charlton, B. Pitzer 1986-3-1 6041 Riverside Hayfield Lake, NW end of the lake ca 0.5 mi. SW of the pumping station 412 Comment
  POM12217  Castilleja applegatei subsp. martinii Mary F. Spencer 1921-7-1 1669 Riverside Idyllwild. 1616 Comment
  POM305710  Castilleja applegatei subsp. martinii Henry J. Ramsey, Henry J. Ramsey 1939-4-22 1029 Riverside Hemet-Anza, Bautista Creek Road. Comment
  UCR102863  Castilleja exserta A. C. Sanders 1997-4-3 20147 Riverside Lake Skinner area, near north foot of Black Mountain, slopes south of Crown Valley 726 Comment
  UCR107684  Castilleja exserta G. F. Pratt 1997-3-19 s.n. Riverside March Air Force Base, SE of Arnold Heights & east of Alessandro Blvd. 466 Comment
  RSA0010934  Castilleja exserta subsp. exserta Tamara Joy Hanna 1991-5-19 44 Riverside Off of Coyote Canyon Road (FWD dirt) on a walking trail approx. 3 miles from the gated (back) entrance to the Anza-Borrego State Park via Horse Canyon. Comment
  HSC20513  Castilleja foliolosa C. L. Hitchcock 1966-3-15 24164 Riverside About 10 mi. NE of Temecula Comment
  UCR121243  Castilleja foliolosa Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2264 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  RSA0010958  Castilleja miniata subsp. miniata Verne Grant, Alva Grant 1951-7-20 16098 Riverside Idyllwild 1646 Comment
  RSA0010913  Castilleja minor subsp. spiralis Richard Noyes, L. Arnseth 1988-9-10 736 Riverside South ridge of Tahquitz Peak. Along road leading to trailhead. 1982 Comment
  UC667364  Caulanthus cooperi Annie M. Alexander and Louise Kellogg 1941-5-19 2202 Riverside 1.5 mi n Cottonwood Spring (Eagle Mountains); Colorado Desert, , n of Cottonwood Spring 975 Comment
  UC1584127  Caulanthus heterophyllus Steve Boyd, Tim Ross, Laurel Arnseth 1990-3-29 3846 Riverside cinder cone ridge at n side of mouth of Temecula Creek Canyon and adjacent benches on s flank Big Oak Mountain; Vail Lake Area, n side Mouth Temecula Creek Canyon 396 Comment
  CAS-BOT-BC126757  Caulanthus lasiophyllus A. C. Sanders; Mark Bibbo; Erin Bergman; Lance Woolley 2010-3-16 37458 Riverside Sonoran (Colorado) Desert: SE side of McCoy Mountains, c. 4 mi. NW of Blythe Airport, c. 4 mi. ENE of McCoy Peak 195 Comment
  SBBG4136  Ceanothus cordulatus M. Van Rensselaer 1937-6-23 Riverside San Jacinto Mtns 1859 Comment
  CAS-BOT-BC48500  Ceanothus crassifolius A. C. Sanders 1994-1-30 14225 Riverside Box Springs Mountains, crest of the range along the pole line from the head of Two Trees Canyon 685 Comment
  RSA0012053  Ceanothus crassifolius Steve Boyd, Susan Jett 2008-3-20 11830 Riverside Peninsular Ranges: Santa Ana Mountains region: Along Main Divide Truck Trail, south of junction with Wildomar Truck Trail and north of Wildomar Off-Hwy Vehicle Area. Comment
  RSA606733  Ceanothus crassifolius Jon E. Keeley 1996-5-13 27420 Riverside In on N side of Agua Tibia Range, 2-3 km S of Agua Tibia Wilderness boundary gate on trail extending ca. 100 m S of enclosed reservoir on ridge SE of Woodchuck Resort at end of Woodchuck Rd., S of Hwy 79. 1000 Comment
  UC1071055  Ceanothus crassifolius A. Lewis March 1933 177 Riverside Steele Peak Riverside quad 609 Comment
  UCR113593  Ceanothus crassifolius A. C. Sanders 1998-1-15 21629 Riverside Lake Skinner area, Black Mtn., along road up north side 884 Comment
  RSA701745  Ceanothus cuneatus Steve Boyd, Valerie Soza 2004-6-22 11542 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
  RSA0031880  Ceanothus divaricatus var. eglandulosus Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  UC1070690  Ceanothus greggii var. perplexans A. E. Wieslander 1929-4-2 52 Riverside n slope San Jacinto Mts. San Jacinto quad. 1371 Comment
  LA45331  Ceanothus integerrimus Elizabeth McClintock; 1938-7-17 sn Riverside San Jacinto Mountains, Pine Cove Comment
  LA42071  Ceanothus leucodermis H. L.; 1937-6-4 sn Riverside San Jacinto 609 Comment
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Mar 12 2014
  POM48313  Ceanothus leucodermis E. C. Jaeger 1925-3-1 s.n. Riverside Snow Canyon, San Jacinto Mts. 457 Comment
  POM48899  Ceanothus leucodermis P. A. Munz, I. M. Johnston 1924-7-29 8856 Riverside 7 mi SE of Poppet Flat, San Jacinto Mts. 1524 Comment
  UCSB3915  Ceanothus leucodermis Kamb, Peter 1946-4-27 Riverside Banning- IdyllwiId Road near Barton Lookout, San Jacinto Mountains 1066 Comment
  UC718386  Ceanothus oliganthus var. oliganthus P. C. Everett 1935-6-18 7209 Riverside ca 1.5 mi n Main Divide Motorway (Coldwater Canyon trail.); Santa Ana Mts. Comment
  LA44927  Ceanothus oliganthus var. sorediatus W. Pequegnat; 1938-4-16 sn Riverside SANTA ANA MOUNTAINS, Indian Truck Trail. Comment
  CAS-BOT-BC32700  Ceanothus ophiochilus Steve Boyd; T. Ross; Laurel Arnseth 1989-3-19 3020 Riverside Vail Lake area, 1 mi W of lake. 639 Comment
  RSA570224  Ceanothus ophiochilus Steve Boyd, Tim S. Ross 1993-3-23 7893 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road, 610 Comment
  RSA221090  Ceanothus palmeri E. W. Lathrop 1966-3-30 6120 Riverside Mail Divide Truck, Trail between El Carriso and Santiago Peak, Cleveland Nat'l Forest 1220 Comment
  UCR172755  Ceanothus palmeri Abby Sirulnik 2000-5-7 39 Riverside Peninsular Ranges; San Jacinto Mtns., Calif. Hwy 243, c. 6 mi. south of Poppet Flat Road 1646 Comment
  UCR30792  Ceanothus perplexans A. C. Sanders, W. Rehlaender, N. M. Fellows 1983-6-28 3866 Riverside San Jacinto Mtns., Mt. Edna Road, 0.2 mi west of Hwy 243, about 5 mi above Banning. 1067 Comment
  SEINET13946084 Image available Ceanothus sorediatus Dave Hawks 1987-1 s.n. Riverside S. of Hemet, intersection of Palm Ave. and Saddle Ridge Trail. 472 Comment
  SDSU13922  Ceanothus tomentosus Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2154 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, northern end of northern most (narrow) deer grass meadow. 646 Comment
  RSA495804  Ceanothus tomentosus subsp. olivaceus Steve Boyd, Tim S. Ross, L. Arnseth 1989-3-12 2913 Riverside Southwest end of Oak Mountain northwest of Vail Lake. T8S, R1W NE corner sec. 5. 549 Comment
  UCR138817  Ceanothus tomentosus subsp. olivaceus D. L. Banks 1997-2-17 1284 Riverside Agua Tibia Mtns., NW Palomar Mountains: Pechanga Indian Reservation, along Magee Truck Trail between the headwaters of Pala Creek at the southern extremity of the Reservation to the Riverside/San Diego County line border 482 Comment
  RSA192053A  Ceanothus tomentosus var. olivaceus E. W. Lathrop 1965-3-30 5592 Riverside 16 miles west of Murrieta. Comment
  CLARK-A1528-4569  Cenchrus pauciflorus John C. Roos, Lucille Roos 1952-7-15 5811 Riverside Hemet 487 Comment
  SD227695  Cenchrus spinifex A. C. Sanders, K. C. Rose 1999-5-28 22789 Riverside Coachella Valley: between La Quinta and Indio, along Jefferson St. between Ave 54 and I-10. Disturbed roadside beside a golf course near the intersection with Westward Ho Dr. 17 Comment
  JEPS30698 Image available Centaurea X pouzinii F. Willmarth 1961-10-18 Riverside near Corona (old Fuller Rancho) Comment
  UCR3465  Centaurea melitensis Tom Painter 1964-5-16 51664 4 Riverside San Bernardino Valley/Perris-Aguanga Basin, Box Springs Mtn., 1.2 mi SW of intersection of Pigeon Pass Road and Box Springs Road 765 Comment
  UCR20322  Centaurea repens John C. Roos 1947-7-5 2908 Riverside junction of San Timoteo and Live Oak Creeks 459 Comment
  CAS-BOT-BC284479  Centaurea solstitialis Scott D. White; Mike Wilcox 1995-7-13 3473 Riverside Alluvial fan below unnamed canyon +- 1/4 mi SW of Grand Ave. (City of Lk. Elsinore), directly downslope from hairpin trun on SH 74, NE Santa Ana Mtn. foothills 487 Comment
  UC878315  Centaurium exaltatum I. W. Clokey and E. G. Anderson 1935-8-21 6790 Riverside Hemet Lake 1300 Comment
  POM9798  Centaurium exaltatum H. D. Collins 1921-11-19 s.n. Riverside Santa Ana River, 3 miles N of Mt Rubidoux. Comment
  UCR143363  Centaurium venustum N. C. Cooper 1944-6-4 1357 Riverside Peninsular Ranges; Santa Ana Mountains, San Juan Canyon, Upper San Juan Campground el. '2500 ft. 534 Comment
  UCR154398  Centaurium venustum A. C. Sanders, Mike Misenhelter 2005-6-15 30952 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
  UCR158130  Centaurium venustum A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30099 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
  UCR1666  Centranthus ruber William G. Truesdell 1962-5-10 51062- 4 Riverside Peninsular Range; Santa Ana Mtns., Hwy 74, Cleveland National Forest 610 Comment
  CAS-BOT-BC288826  Centromadia parryi subsp. australis James I. McMurphy 1916-8-13 s.n. Riverside Temecula Comment
  UC73920  Centromadia pungens subsp. laevis Geo. R. Hall 1905-9-3 Riverside Comment
  UCR261197  Centromadia pungens subsp. laevis A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-5-18 41713 Riverside Esinore, near Hwy 74 a short distance NE of wash crossing (drain from Lk. Elsinore to Temescal Canyon) east of Baker St. 385 Comment
  RSA442199  Cerastium fontanum subsp. vulgare L. C. Wheeler 1931-10-4 211 Riverside San Jacinto Mountains. Strawberry Valley. 1585 Comment
  RSA303507  Cercidium floridum J. R. Shevock 1971-5-8 1027 Riverside Box Canyon near Mecca 98 Comment
  UC596757  Cercidium floridum subsp. floridum R. J. S. Feb. 1904 305 Riverside Coachella Desert Comment
  OBI74591  Cercocarpus betuloides David J. Keil 1983-4-15 16905 Riverside E of Temecula on SR79 Comment
  UCR87945  Cercocarpus betuloides A. C. Sanders, N. Ferguson 1994-6-2 14625 Riverside San Jacinto Mtns, Bautista Canyon, c. 1 mile above the forest service boundary 850 Comment
  UC1127909  Cercocarpus ledifolius var. ledifolius R. St. John 1929-5-19 27 Riverside Tahquitz Peak 2682 Comment
  UCR207277  Cestrum O. F. Clarke 2004-4-1 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  RSA523316  Chaenactis artemisiifolia G. H. True 1935-4-18 229 Riverside Mockingbird Canyon 457 Comment
  UC1523663  Chaenactis artemisiifolia Robert F. Thorne, Walter Wisura, Earl Lathrop, and Sara Meury 1985-5-18 60620 Riverside along Clinton Keith Road, near base of plateau Santa Rosa Plateau 426 Comment
  UCR37475  Chaenactis artemisiifolia Steve Boyd 1981-4-8 s.n. Riverside Peninsular Range, Dawson Canyon, Gavilan Hills Comment
  UCD130230  Chaenactis carphoclinia C. L. Hitchcock 1966-3-20 24314 Riverside 5 miles north of Milpitas Wash and 12 miles northwest of Blythe-Glamis Road. Comment
  UCR196354  Chaenactis carphoclinia Naomi Fraga, Lisa Rojas 2005-2-10 1384 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 361 Comment
  UCSB10328  Chaenactis carphoclinia Wilson, Richard 1958-3-22 Riverside 7 miles E. of Desert Center on U.S. Highway 60-70; in a Colorado Desert Comment
  HSC86863  Chaenactis carphoclinia var. carphoclinia David Charlton 1988-2-25 1227 Riverside S side of Little San Bernardino Mtns. Dillon Rd. and 1000 Palms Oasis Rd. Jct. S of Joshua Tree National Park, parrallel to I-10; 5 miles E of Jct. Dillon Rd and Fargo Canyon Rd. 610 Comment
  CAS-BOT-BC276915  Chaenactis fremontii L. R. Abrams 1926-3-25 11045 Riverside Between Banning and Cabazon Comment
  JEPS24415  Chaenactis fremontii Peter M. Ray 1949-3-12 1360 Riverside 2 mi w Whitewater (n side of Coachella Valley); Coachella Valley 457 Comment
  OBI16855  Chaenactis fremontii Robert F. Hoover 1969-4-11 11211 Riverside Mouth of Morongo Valley cyn Comment
  POM351696  Chaenactis fremontii B. C. Templeton 1931-4-9 s.n. Riverside N of Palm Springs Comment
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May 12 2016
  POM351699  Chaenactis fremontii Ora M. Clark 1929-3-16 1710 Riverside N. of Whitewater, Colorado. Comment
  SD232175  Chaenactis fremontii Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10462 Riverside Peninsular Ranges, San Jacinto Mountains/Colorado Desert: East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UCR682  Chaenactis fremontii S. C. Warner 1956-4-28 s.n. Riverside Sonoran Desert, Small canyon in hills east of Morongo Wash Road Comment
  SEINET10798238  Chaenactis fremontii Billy Joe Cox 1975-4-23 Cox 4163 Riverside Palo Verde, 1-3 km W, (ca. 32 m S of Blythe). 70 Comment
  UCR132915  Chaenactis glabriuscula John Wear 1998-7-8 s.n. Riverside San Jacinto Mtns., Pine Meadow in eastern Garner Valley, R-Ranch, just east of Hwy 74, between Gold Hill and Thomas Mountain 1402 Comment
  UCR155057  Chaenactis glabriuscula Jason L. Hlebakos 2005-5-30 815 Riverside Peninsular Range, Durasno Valley, SE of Coahuilla Indian Reservation, c. 11 mi east of Bonnie Road, and c. 6 mi SSW of Anza 1402 Comment
  RSA763054  Chaenactis glabriuscula var. glabriuscula E. W. Lathrop 1968-5-22 6943 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest 1220 Comment
  RSA711221  Chaenactis glabriuscula var. lanosa A. C. Sanders 2004-4-9 27470 Riverside San Jacinto Valley: Tres Cerritos, ca. 3 miles WNW of Hemet, east of the Lakeview Mtns., alluvial slope in mouth of large canyon on south side. 473 Comment
  CAS-BOT-BC100677  Chaenactis parishii H. M. Hall 1901-6-1 2128 Riverside Santa Rosa Mountain, hillside of Coyote Canyon 1524 Comment
  HSC101261  Chaenactis stevioides Jim Andre 2012-3-19 21353 Riverside Chuckwalla Valley; along Hwy 177, 8.6 mi. NE of Jct with I-10. 152 Comment
  RSA94395  Chaenactis stevioides F. W. Peirson 1928-4-24 7905 Riverside Cottonwood Springs, northern Colorado Desert Comment
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Oct 9 2010
  UC1563113  Chaenactis stevioides Steve Boyd and Orlando Mistretta 1986-3-13 1426 Riverside ne of Desert Center (jtn of Parker Dam Rd and 'Palen Rd' (rd going through pass between Palen and Granite Ranges)); Palen Mountains 243 Comment
  UC90136  Chaenactis stevioides S. B. and W. F. Parish 1882-4-1 1213 Riverside Morongo Comment
  RSA556453  Chamaesyce albomarginata Julie Greene 1993-4-30 1275 Riverside San Jacinto Wildlife Area. S of visitor center road and North of the old San Jacinto River drainage 433 Comment
  RSA778320  Chamaesyce micromera Amber Swanson, Kyle Dexter 2011-10-8 633 Riverside Sandy flats N off of Blythe Rice Rd. 237 Comment
  JEPS19344  Chamaesyce polycarpa I. W. Clokey and B. C. Templeton 1930-4-9 4675 Riverside n Palm Springs; Colorado Desert 180 Comment
  RSA0034090  Chamaesyce polycarpa Duncan S. Bell 2013-1-30 4449 Riverside The Mecca Hills; collecting beside the Coachella Canal and the powerlines at the base of the mountains in narrow desiccating depressions where winter rains had collected. 23 Comment
  RSA793463  Chamaesyce polycarpa Duncan S. Bell, John Anderson, Kim Clark, Keir Morse 2012-11-11 4371 Riverside Mecca Hills: at Hidden Spring just off Hidden Spring Canyon, approximately 2.6 air miles south of Shaver Well, or approx. 5.4 air miles northeast of junction of Box Canyon Road and the Coachella Canal. 216 Comment
  RSA576452  Chamaesyce polycarpa var. hirtella Marjorie D. Clary 1937-4-18 2778 Riverside Road from Indio to Thousand Palms, north side of Colorado Desert 122 Comment
  RSA522311  Chamaesyce prostrata Steve Boyd 1989-7-9 3781 Riverside City of Riverside, 4863 Rubidoux Ave. Comment
  RSA336032  Cheilanthes covillei R. F. Thorne, Avi Shmida, Robert Whittaker 1978-4-23 52069 Riverside Palm to Pines Highway: Above Palm Desert., north slope Santa Rosa Mountains. Comment
  RSA85548  Cheilanthes covillei F. W. Peirson 1928-11-30 8213 Riverside about 1 mile north of Cottonwood Spring, northeast of Mecca. Comment
  CAS-BOT-BC70332  Cheilanthes parryi Edmund C. Jaeger 1922-3-18 s.n. Riverside Eagle Canyon, 4 miles east of Palm Springs Comment
  IRVC3134  Cheilanthes parryi R. H. Whittaker, W. A. Niering 1963-6-1 SJ 156 Riverside Palms to Pines Highway. Peninsular Ranges, Santa Rosa Mountains 549 Comment
  POM120575  Cheilanthes parryi Marcus E. Jones 1906-4-26 s.n. Riverside Indio Comment
  UC1400744  Cheilanthes parryi Alan R. Smith 1973-3-24 576 Riverside ca. 5 mi n of Interstate 10 from Chiriaco Summit Palm Canyon; Joshua Tree Nat'l Monument Comment
  UC668372  Cheilanthes parryi Annie M. Alexander and Louise Kellogg 1941-4-22 2061 Riverside White Water Canyon; Colorado Desert 548 Comment
  RSA781298  Chenopodium Mitch Provance 2000-12-10 2284 Riverside Jilberto s Mexican Restaurant, c. 0.5 miles west of Hwy 215 on University Ave. 299 Comment
  UCR266361  Chenopodium D. E. Bramlet 2005-5-3 3840 Riverside Perris-Aguanga Basin Region, San Jacinto Valley, north of Stetson Ave. and west of Warren Rd. 457 Comment
  UCR167823  Chenopodium berlandieri T. B. Salvato, Melissa Clemons 2005-6-23 1308 Riverside Peninsular Range; Temescal Valley, Walker Canyon, 1.5 mi due east of Alberhill, N of Hwy I-15 412 Comment
  UCR155168  Chenopodium californicum A. C. Sanders 2005-5-4 29847 Riverside Gavilan Hills near Riverside, c. 1 km east and southeast of Gavilan Peak 625 Comment
  UCD169510  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
  UCR166724  Chenopodium murale Scott D. White, Jennifer H. Jones 2005-4-12 10862 Riverside Coachella Valley, Indio area, vacant land NE of the I-10 Freeway interchange at Jefferson 18 Comment
  UCR163883  Chilopsis linearis B. G. Pitzer 2001-8-19 4340 Riverside Peninsular Range; Santa Rosa Mountains, Carrizo Canyon, sheep guzzler c. 0.5 mi. SW of where Hwy 74 crosses canyon 701 Comment
  JEPS21143  Chilopsis linearis subsp. arcuata H. M. Hall June, 1901 2112 Riverside e. base San Jacinto Mts. Colorado Desert, e. base San Jacinto Mts. Comment
  JOTR32318  Chilopsis linearis subsp. arcuata 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
  UC667347  Chilopsis linearis subsp. arcuata Annie M. Alexander and Louise Kellogg 1941-5-25 2234 Riverside Box Canyon e. of Mecca; Colorado Desert, Box Canyon 243 Comment
  SEINET10550589  Chilopsis linearis subsp. arcuata Robert F. Thorne, S. T. Blake 1965-6-1 Thorne 34714 Riverside Morongo Valley pass 488 Comment
  POM15199  Chimaphila menziesii Mary F. Spencer 1927-6-27 1972 Riverside Tahquitz trail, Idyllwild. 1829 Comment
  UC218056  Chorizanthe brevicornu var. brevicornu P. A. Munz, D. Keck Apr 9 1922-Apr 12 1922 4859 Riverside vicinity Corn Springs (Chuckwalla Mountains, Colorado Desert); Colorado Desert, Chuckwalla Mountains 457 Comment
  UCR263483  Chorizanthe coriacea A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41447 Riverside San Gorgonio Pass, San Gorgonio River wash, c. 3.7 miles east of Cabazon, c. 1.25 mi. NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms 439 Comment
  UC1287109  Chorizanthe corrugata C. L. Hitchcock 1966-3-20 24304 Riverside along road to Blythe 20 mi n Ogilby; n of Ogilby Comment
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Mar 2 2013
  UCR18389  Chorizanthe corrugata Holly Hartman 1979-4-25 s.n. Riverside Western Colorado Desert, Painted Canyon in the Mecca Hills Comment
  UCR30161  Chorizanthe corrugata A. C. Sanders 1983-4-24 3801 Riverside Sonoran (Colorado) Desert, E side of the Salton Sea, at the mouth of Salt Creek, 2 mi. north of the Imperial County line along Hwy 111 -70 Comment
  SBBG89136  Chorizanthe fimbriata L. F. LaPre 1988-6-2 Riverside Indian Truck Trail S end of wash which crosses unser de Palma Rd ( frontage rd to Interstate-15) near Glen Eden Resort 365 Comment
  RSA679013  Chorizanthe fimbriata var. fimbriata M. Wall, Sean Wall 2003-5-24 332 Riverside NE of Skinner Reservoir, Rawson Canyon, Rawson Rd. 2.7 miles from jct. with Washington Ave. 564 Comment
  UC1608217  Chorizanthe fimbriata var. fimbriata Steve Boyd, Tim Ross 1992-6-10 7625 Riverside San Mateo Canyon about Potrero Escondido (Southern Santa Ana Mts, San Mateo Canyon Wilderness, due w of jct Tenaja Rd...at confluence Los Alamos Crk w/main trunk San Mateo Crk); Southern Santa Ana Mountains, San Mateo Canyon Wilderness 670 Comment
  CAS-BOT-BC516742  Chorizanthe leptotheca Lee A. Ripma 2008-6-25 130 Riverside Peninsular Ranges: San Jacinto Mts: Alvin Meadows 1467 Comment
  SEINET4182894  Chorizanthe parryi K. Brandegee 1905-5-12 s.n. Riverside Near Riverside Comment
  UCR266366  Chorizanthe parryi var. parryi D. E. Bramlet 2005-5-6 3848 Riverside Perris-Aguanga Basin Region, San Jacinto Valley, west of Hemet, hill west of California Ave. and south of railroad tracks 503 Comment
  UCR37414  Chorizanthe parryi var. parryi Steve Boyd 1981-5-22 s.n. Riverside Lakeview Mountains, 3 mi ESE of Lakeview below the summit of Mt. Rudolf 795 Comment
  RSA720446  Chorizanthe polygonoides var. longispina Naomi Fraga, Valentin Arvizu, Elizabeth Kempton, Tim Thibault 2006-6-7 1697 Riverside East of Fobes Ranch Road, about 1/2 mile south of Fobes Ranch. 1616 Comment
  SD181399  Chorizanthe polygonoides var. longispina Steve Boyd 2001-4-12 10407 Riverside Santa Ana Mountains Gavilan Hills Region: Temescal Canyon, terrace escarpment just south of DePalma Road between Indian Wash and Horsethief Wash Comment
  UC1543906  Chorizanthe polygonoides var. longispina Barbara Ertter and Jeffrey Strachan 1980-5-22 3490 Riverside Dripping Springs Campground Cleveland National Forest (hills on e side, near Hwy 79 between Aguanga and Temecula, n of Wild Horse Peak) 609 Comment
  UCR48518  Chorizanthe polygonoides var. longispina Steve Boyd 1986-5-1 1788 Riverside Perris-Aguanga Basin region, southwestern Perris Basin, hill west of Skunk Hollow, Skunk Hollow vernal pool 488 Comment
  UCSB1342  Chorizanthe rigida Graney, Don 1953-3-21 Riverside 13 miles east of Indio, Colorado Desert Comment
  RSA180481  Chorizanthe staticoides E. W. Lathrop 1960-5-27 5228 a Riverside 6 miles west of Murrieta. Comment
  LA206561  Chorizanthe xanti S. Beller; 1926-4-20 sn Riverside Palm Springs Comment
  RSA0098331  Chorizanthe xanti var. leucotheca Marc A. Baker, Danny Cuellar, Youssef Atallah, Elizabeth Kempton 2015-4-13 18313 Riverside San Gorgonio Pass, 5.5 km WNW of White Water, 20 km NW of Palm Springs. 456 Comment
  POM21137  Chrysolepis sempervirens T. M. Pedersen 1908-07 s.n. Riverside Tahquitz Valley. 2439 Comment
  UCR133967  Chrysothamnus paniculatus Mitch Provance, J. S. Ross 1998-3-27 MOR- 952 Riverside San Bernardino Mtns., Morongo Indian Reservation, Lion Canyon, c. 1.2 miles NE of the town of Cabazon 579 Comment
  UC1292624  Chylismia brevipes C. L. Hitchcock and C. V. Muhlick 1964-3-22 23242 Riverside wash 1 mi n Chuckwalla Spring; Chuckwalla Mts. Comment
  RSA0121174  Chylismia cardiophylla subsp. cardiophylla Duncan S. Bell, LeRoy Gross 2016-3-30 9176 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
  UCD103846  Chylismia claviformis Robert C. Bechtel 1952-3-28 32 Riverside Whitewater. 152 Comment
  UC873936  Chylismia claviformis subsp. aurantiaca Ira L. Wiggins 1937-3-9 8764 Riverside dunes 20 mi n Indio Comment
  SEINET2050009 Image available Cirsium occidentale var. californicum A. C. Sanders, B. Pitzer 1987-4-21 7048 Riverside Box Springs Mountains, near southernmost radio towers. Riverside East 7.5' Quad 793 Comment
  SD187343  Cirsium vulgare Scott D. White, Angelia Carey 2004-5-7 10337 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 548 Comment
  POM250482  Cistanthe monandra I. W. Clokey 1935-4-18 s.n. Riverside Gavilan Mesa. 600 Comment
  UCSC007501  Clarkia epilobioides Michael Wall 2007-5-25 21078 Riverside Rawson Canyon, NE of Skinner Reservoir, on moderate north facing slopes off Rawson Rd. 2.5 mi. East of Washington Ave. 615 Comment
  UCR172765  Clarkia purpurea Abby Sirulnik, Ian G. Gillespie 2000-5-14 51 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
  UCR274300  Clarkia purpurea T. B. Salvato, Melissa Clemons 2005-6-6 1410 Riverside Peninsular Range, Gavilan Hills, c. 0.75 mile south-southeast of Steele Peak, 0.6 mile E of Hammack Ranch, and 5 miles north-northeast of Lake Elsinore 579 Comment
  CSUSB228  Clarkia purpurea subsp. quadrivulnera Lynn Baasch 1971-5-22 Riverside DeLuz Road, 4 miles north of Garnsay's Lake, southeast of road, grassey bank. Comment
  RSA407733  Clarkia purpurea subsp. quadrivulnera Steve Boyd 1986-5-1 1799 Riverside Southwestern Perris Basin: Hill W of Skunk Hollow. Comment
  RSA771878  Clarkia similis Steve Boyd 2010-5-28 12288 Riverside Elsinore Peak, northern flank of knoll south of peak, south of Main Divide Road 1037 Comment
  CLARK-A1528-3372  Clarkia unguiculata John C. Roos, Lucille Roos 1952-4-28 5587 Riverside Fairmount Park 259 Comment
  CHSC109027  Claytonia parviflora Duncan S. Bell; Joy England 2010-5-17 1003 Riverside insular ranges; San Jacino Mountains regions: San Bernardino National Forest: Rouse rrdge, approximately 3 air miles southeast of junction of Highway 74 and forest service road 5S15. Field surveys for potentail habitat for the endangered Quino Checkerspot butterfly. 1045 Comment
  SD255797  Claytonia parviflora Adrienne D. Russell, Tahirch Liz, Matt Guilliams 2000-4-29 127 Riverside Santa Margarito Ecological Reserve, Temecula, insect trail, mapping project for plant taxonomy class. Comment
  RSA34561  Claytonia parviflora subsp. parviflora N. C. Cooper 1944-6-17 1438 Riverside San Jacinto Mountain. West side. 1372 Comment
  RSA797352  Claytonia perfoliata subsp. perfoliata D. M. McF 1953-3-26 7 Riverside McKinley Ranch, Reed Valley. [County unsure.] 122 Comment
  CLARK-A1045-96  Claytonia perfoliata var. parviflora George K. Helmkamp 1977-4-30 Riverside San Jacinto Mountains 6 miles west of Pine Cove; on dirt road between Pine Cove and North Fork of the San Jacinto River; ; San Jacinto Peak 7.5'Q 1676 Comment
  RSA613432  Clematis D. L. Banks 1997-4-5 1661 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. South of Dorland Mountain, just west of the Wilderness Area boundry, along a tributary of the north fork of Pechanga Creek. 518 Comment
  CAS-BOT-BC92826  Clematis pauciflora Carl B. Wolf 1932-5-25 3668 Riverside North Base of San Jacinto Mountains. Snow Creek Canyon. Just above fish hatchery. 670 Comment
  CHSC1440  Clematis pauciflora E. Thomas 1940-3-10 Riverside San Jacinto foothills. Comment
  POM254915  Cleome isomeris P. A. Munz 1940-3-24 15713 Riverside 2 miles north of Cottonwood Springs, Eagle Mountains. 915 Comment
  RSA145911  Cleome isomeris William M. Klein 1958-2-11 34 Riverside 2.6 miles E of Cabazon on Highway 70-99; along side of road 545 Comment
  HSC79301  Clinopodium chandleri James Henrickson 1972-5-21 7196 Riverside 2 mi. W of Murrieta on slopes up to Santa Rosa Plateau along Tenaja Road 396 Comment
  SBBG45110  Collinsia concolor R. N. Muller, S. Lindsey 1967-5-11 Riverside 0.8 mi S of rd to top of Box Springs Mtns from its jct with Pigeon Pass Rd Comment
  UCR281529  Collinsia concolor Mitch Provance, Matt K. Beyers, John Hazlett 2017-3-30 317- 90 Riverside Temescal Valley, S of the 15 Fwy., 0.3 miles W of Hostettler Rd. 384 Comment
  SEINET7073400  Collinsia heterophylla A. G. Vestal 1963-4-23 s.n. Riverside About 1.6 mile up the Railroad Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  UCR158715  Collinsia heterophylla A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30002 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
  UCR16022  Collinsia heterophylla Kirk Taylor 1976-5-23 760523 17 Riverside Peninsular Range; Santa Ana Mtns., Mesa de Colorado, 9 mi west of Murrieta on Tenaja Rd. 549 Comment
  RSA353380  Colubrina californica A. C. Sanders 1986-3-3 6141 Riverside Corn Spring, Chuckawalla Mtns, wash below the spring and wash and rocky slopes to the south. 488 Comment
  UCR239467  Condalia globosa var. pubescens A. C. Sanders, Tim Thomas, T. B. Salvato 2012-11-1 40508 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
  SBBG29244  Condea emoryi K. K. Muller 1967-9-14 1418 Riverside 5 mi E of Indio Comment
  UCR22133  Convolvulus simulans Steve Boyd 1980-3-22 297 Riverside Gavilan Hills, Harford Springs County Park, on the NW corner of the Gavilan plateau. 640 Comment
  RSA507510  Conyza bonariensis Steve Myers 1988-6-4 s.n. Riverside Rancho California area, E of Winchester Road, between Auld Rd. & Borel Rd 396 Comment
  POM48905  Cordylanthus nevinii Philip A. Munz, I. M. Johnston 1924-7-27 8755 Riverside Dark Canyon, San Jacinto Mts. 1829 Comment
  RSA0010993  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Colleen Wheeler 2010-7-19 1627 Riverside San Bernardino National Forest: Garner Valley, in the vicinity of the Tool Box Spring trailhead, approximately 3 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1377 Comment
  UC1375271  Cordylanthus rigidus subsp. setiger C. W. Tilforth 1970-9-2 304 Riverside along fire road to Santa Rosa Mtn. Comment
  CAS-BOT-BC101307  Corethrogyne filaginifolia Edmund C. Jaeger 1939-8-30 s.n. Riverside Radec, junction S. of Sage, W. of Aguanga Comment
  LA99053  Corethrogyne filaginifolia E. R. Hobbs; G. Malanson, Walt Westman 1978-9-30 78- 132 Riverside Cortrite Avenue, Homeland Comment
  RSA0114924  Corethrogyne filaginifolia Mitch Provance 2012-7-17 712 -20 Riverside San Gorgonio Pass: Smith Creek SW of Banning, near corner of Sunset Ave. and Bobcat Rd 735 Comment
  RSA450483  Corethrogyne filaginifolia J. C. Roos 1965-8-19 s.n. Riverside Beaumont. Comment
  SEINET11839639  Corethrogyne filaginifolia var. bernardina C. W. Tilforth, Wisura, W. 1979-1 1892 Riverside along Hwy 243, 5.6 mi S of jct with Hwy 10, S of Banning 1036 Comment
  CAS-BOT-BC291360  Cotula coronopifolia A. J. McC. 1892-1-1 s.n. Riverside Elsinore Comment
  UCR48485  Cotula coronopifolia Steve Boyd 1986-4-19 1720 Riverside Peninsular Range, Temescal Canyon, Warm Springs Valley, Alberhill Creek east of Nichols Road 366 Comment
  HSC6503  Crassula connata C. L. Hitchcock 1966-3-15 24149 Riverside 1 mi. E of Glen Ivy Hot Springs Comment
  RSA543301  Crassula connata Steve Boyd 1991-3-17 5509 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  SDSU16682  Crassula connata Francis H. Bozzolo 2006-4-16 8 Riverside Santa Margarita Ecological Reserve, northern end, ca. 0.1 miles south of North gate on Via Tornado road. SE side of dirt road ca. 1m from road edge. 360 Comment
  RSA679819  Crassula connata LeRoy Gross, Valerie Soza 2003-5-8 830 Riverside North end of Rouse Ridge; South of the San Jacinto River, north of Rouse Hill Road. 777 Comment
  RSA653588  Cressa truxillensis A. C. Sanders, D. E. Bramlet, Mihai Costea, T. Salvato 1999-10-15 23182 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. [UTM 10km cell]. 436 Comment
  RSA71017  Cressa truxillensis F. W. Peirson 1922-5-21 4254 Riverside near foot of Jack Rabbit Grade. (south of Moreno) 427 Comment
Read comments
Mar 20 2011
  RSA296142  Crossosoma bigelovii B. A. Prigge 1980-8-18 3964 Riverside San Bernardino Mts, Whitewater Canyon; 2.3 mi. upstream from trout farm. 866 Comment
  OBI42546  Croton californicus B. Pitzer 1986-5-24 247 Riverside Whitewater Cyn, ca 5 mi N of hwy I-10 on Whitewater Cyn rd. From N edge of hatchery to ca. 1/4 mi N of hatchery boundary. Whitewater 7.5' quad T2S, R3E, NE 1/4 sec 22 Comment
  RSA314443  Croton californicus R. F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55430 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  RSA480574  Croton californicus M. B. Dunkle 1933-3-4 3060 Riverside Painted Canyon, Colorado Desert. 30 Comment
  RSA775625  Croton californicus Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 1005 Riverside Road circling Sheep Hole Valley Wilderness, NS569 at junction with Hwy 62 on east side of NS569 along washlets. 396 Comment
  SBBG92711  Croton californicus J. C. Dice, V. Moran 1987-11-28 760 Riverside Temecula Gorge, on N bank of Santa Margarita River at aqueduct crossing 250 Comment
  UC868668  Croton californicus I. W. Clokey 1935-4-16 6726 Riverside e Mecca (along road) 200 Comment
  UCR116816  Croton californicus A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23947 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  UCD141965  Croton californicus subsp. californicus Robert F. Thorne; W. A. Tilforth, L. Shultz, R. K. Benjamin, J Hogge 1980-4-16 54120 Riverside San Bernardino Mts.; along Whitewater River; E. of bridge and levee. Comment
  UCR119447  Crypsis schoenoides A. C. Sanders, Mitch Provance 1999-9-26 23100 Riverside San Jacinto Mountains, Lake Hemet, north shore at FS day use area 1323 Comment
  RSA613646  Cryptantha D. L. Banks, Victor Steinmann 1997-3-13 1473 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  HSC24855  Cryptantha angustifolia James Henrickson 1971-4-2 5476 Riverside Hidden Oasis, 13 mi. E of Palm Spring 183 Comment
  RSA0040071  Cryptantha angustifolia Jim Andre 2014-1-27 26662 Riverside At mine site (and borrow pit), in canyon 1.3 mi. west of Hwy 95 (at Wilson Rd), 12.2 mi. south of Vidal Jct (at Hwy 62). 224 Comment
  RSA676098  Cryptantha angustifolia Scott D. White 2001-4-3 8272 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10/SR 111. 396 Comment
  SEINET3083658 Image available Cryptantha angustifolia Robert F. Thorne, Drs. Fosberg, Sachet, & Herbst 1983-4-23 55469 Riverside San Bernardino Mts: Side-canyon on W side of Whitewater canyon, ca 3.3 mi N of Whitewater Post Office 594 Comment
  UCR103330  Cryptantha angustifolia George K. Helmkamp 1998-2-5 2635 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Palm Springs, 1.1 mi. west of Calif. Hwy 111 on Tramway Rd. 335 Comment
  UCSB5537  Cryptantha angustifolia Graney, Don 1953-3-21 Riverside 11 miles east of Indio, Colorado Desert Comment
Read comments
Jul 18 2018
  JOTR30311  Cryptantha barbigera La Doux, Tasha, Erin Babich, Bill Truesdell 2008-3-10 1744 Riverside Joshua Tree National Park. Stop 2: Near sand hill in Pinto Basin 538 Comment
  NY43471  Cryptantha barbigera C. R. Annable 1995-3-10 2264 Riverside 1.6km S of Lake Cahuilla County Park Comment
  POM46802  Cryptantha barbigera Mary F. Spencer 1920-4-7 1573 Riverside Palm Canyon. Colorado Desert 182 Comment
  RSA450528  Cryptantha barbigera B. A. Prigge 1988-2-21 7849 Riverside Colorado Desert, Orocopia Mountains: 2 miles W of Clemens Well. 229 Comment
  UCR228427  Cryptantha barbigera var. barbigera Dave Silverman 2010-3-30 7883 Riverside Sonoran (Colorado) Desert, southern McCoy Mtns, east bajada flank, 800 m west of Black Creek Rd, 4.5 km north of I-10, and 8 km east of McCoy Peak 155 Comment
  GMDRC2333  Cryptantha barbigera var. fergusoniae J. Andre 2006-4-6 8148 Riverside Little San Bernardino Mountains: Joshua Tree National Park: approx 50 m. N. of Keys View Parking area. Elev. 5094 ft. 1553 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
  UCR177938  Cryptantha clevelandii Tracy Tennant, Mitch Provance, Jeffrey Ross 1998-6-25 MOR- 527 Riverside Transverse Range; San Bernardino Mtns., Morongo Indian Reservation, upper Corral Canyon, tree stand C-01 1280 Comment
  RSA0116505  Cryptantha corollata A. C. Sanders 2003-4-4 25853 Riverside San Bernardino/Santa Ana River Valley Region: Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope. 366 Comment
  CAS-BOT-BC218859  Cryptantha costata Lewis S. Rose 1936-12-29 36834 Riverside Desert sand hills, La Quinta 0 Comment
  RSA768411  Cryptantha costata J. Andre, T. La Doux 2009-2-25 10818 Riverside Palen Dry Lake: southeast margin of dry lake, approx. 6 miles north of I-10 freeway, about 15 miles east of Desert Center 129 Comment
  RSA0078806  Cryptantha cycloptera Steve Boyd, Sara Meury, R. Noyes, L. Arnseth, D. Nordin, Tim Ross 1988-3-10 2159 Riverside Palen Pass at the north end of the Palen Mountains. 500 Comment
  JOTR30319  Cryptantha decipiens Andre, Jim, Tasha La Doux 2008-3-21 8840 Riverside Joshua Tree National Park. Lower Wilson Wash along NE side of paved road 852 Comment
  RSA605175  Cryptantha dumetorum A. C. Sanders, P. Mackay, M. Jacobsmyer, C. L. Sanders 1995-3-5 15999 Riverside colorado Desert: Orocopia Mtns, Maniobra Valley, 1.6-3 miles S of frontage road (old 60) along I10, S to ege of BLM wilderness. 556 Comment
  RSA0124745  Cryptantha inaequata Duncan S. Bell, LeRoy Gross 2016-3-9 8840 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central section of range, approximately 1.75 air miles north of Gucci Spring. 551 Comment
  RSA679816  Cryptantha intermedia LeRoy Gross, Valerie Soza 2003-5-8 833 Riverside San Jacinto Mountains region: North end of Rouse Ridge; South of the San Jacinto River, north of Rouse Hill Road. 777 Comment
  RSA748591  Cryptantha intermedia Scott D. White, Justin M. Wood 2009-4-28 12611 Riverside City of Desert Hot Springs, Proposed development N of Pierson Blvd and E of Verbena Dr. Comment
  UCR155046  Cryptantha intermedia Jason L. Hlebakos 2005-5-30 820 Riverside Peninsular Range, Durasno Valley, SE of Coahuilla Indian Reservation, c. 11 mi east of Bonnie Road, and c. 6 mi SSW of Anza 1402 Comment
  UCR91869  Cryptantha intermedia A. C. Sanders, J. Goetzen 1996-5-1 18136 Riverside San Bernardino Mtns., Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, north of Banning 915 Comment
  UCR268582  Cryptantha intermedia var. intermedia Jim Andre 2012-6-15 30492 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
  JOTR30316  Cryptantha maritima La Doux, Tasha, Erin Babich, Bill Truesdell 2008-3-10 1750 Riverside Joshua Tree National Park. Stop 2: Near Sand Hill in Pinto Basin 538 Comment
  UCR148458  Cryptantha maritima S. J. Myers 2005-2-1 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 9 miles (4 air line) east of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 21 Comment
  UCR41597  Cryptantha maritima A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6121 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  UCR92488  Cryptantha maritima George K. Helmkamp 1995-3-16 s.n. Riverside Sonoran (Colorado) Desert, 5.6 mi NE of Desert Center on Rice Rd. 152 Comment
  UC100866  Cryptantha micrantha H. M. Hall 1905-4-28 5938 Riverside McCoy Wash Colorado Desert Comment
  UC489041  Cryptantha micrantha C. V. Meyer 1927-6-1 160 Riverside Saunders Meadow San Jacinto Mts. 1706 Comment
  UC604897  Cryptantha micrantha Roxana S. Ferris and Ruth P. Rossbach 1938-5-15 9523 Riverside 16 mi from Cottonwood Springs; Pinto Basin Comment
  JOTR35464  Cryptantha micrantha var. lepida Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 67 Riverside Joshua Tree National Park. Little San Bernardino Mtns; W. of Juniper Flats (stop4) Comment
  SEINET3084419 Image available Cryptantha microstachys Andrew C. Sanders, B. Pitzer 1986-4-30 6479 Riverside San Jacinto Mtns; Bee Cyn, along the road, 1.1 mi. above mouth of canyon at the San Jacinto River Valley 703 Comment
  UCR142179  Cryptantha microstachys June Latting 1979-5-4 s.n. Riverside Gavilan Hills, Harford Springs County Park 610 Comment
  UCR111553  Cryptantha muricata Mitch Provance, J. Ross 1999-4-1 1728 Riverside Jurupa Mountains, Johnson Canyon, 0.35 km south of peak 1768 457 Comment
  SD29589  Cryptantha muricata var. denticulata Darley F. Howe 1941-6-9 1125 Riverside Mt. San Jacinto 1525 Comment
  SD28086  Cryptantha muricata var. jonesii Carl B. Wolf 1932-8-6 3993 Riverside San Jacinto Mts. 2 9/10 mi. from Idyllwild on road to Hemet 1219 Comment
  UCR280918  Cryptantha pterocarya var. cycloptera Fred M. Roberts 2016-3-5 7993 Riverside Sonoran (Colorado) Desert, Little Maria Mountains: shallow canyon at west end, 4.3 km east of Palen Pass and 2.0 km WNW Peak "602" 116 Comment
  HSC101269  Cryptantha pterocarya var. pterocarya Jim Andre 2012-3-19 21351 Riverside Chuckwalla Valley; along Hwy 177, 8.6 mi. NE of Jct with I-10. 152 Comment
  RSA0079106  Cryptantha pterocarya var. pterocarya Duncan S. Bell 2011-4-7 2183 Riverside The east side of the Arica mountains; approximately 1.2 air miles north of Priests Well. or approximately 4.5 air miles southwest of the ghost town of Rice. 308 Comment
  UCR47502  Cryptantha racemosa F. R. Fosberg 1929-11-12 S- 01471 Riverside Western Colorado Desert, Deep Canyon, 10 mi SW Indio 396 Comment
  RSA71010  Cuscuta californica F. W. Peirson 1921-4-13 2399 Riverside Deep Canyon; north base of Santa Rosa Mountains, Riverside. 152 Comment
  UCR174305  Cuscuta californica A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32646 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd., vicinity of peak 2279 695 Comment
  OBI33603  Cuscuta campestris J. C. Roos 1951-9-25 5254 Riverside W end Fairmont park, Riverside 259 Comment
  UCR201868  Cycloloma atriplicifolium Justin M. Wood 2008-9-30 178 Riverside SW Perris Basin, Temecula/Murrieta Creek, downstream of 1st Street bridge 305 Comment
  RSA605744  Cyclospermum leptophyllum A. C. Sanders, G. Helmkamp 1996-3-17 17994 Riverside Coachella Valley: Rancho Mirage, intersection of Dinah Shore Dr. and Duval Dr., at Cathedral City limits, 2 mi. E. of Date Palm Dr. and 2 mi. S of Ramon Rd. 91 Comment
  RSA0077467  Cylindropuntia bigelovii Marc A. Baker, Michelle Cloud-Hughes 2013-4-15 17728 Riverside Chuckwalla Mountains, Corn Springs Wash, 4km west of Aztec Well. 727 Comment
  RSA0056192  Cylindropuntia californica Marc A. Baker 2013-5-25 17746 Riverside San Gorgonio Pass, 9.5km east of Banning, 1.2km NE of Cabazon. 570 Comment
  SEINET5624442 Image available Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2013-4-15 17726 Riverside Chuckwalla Mountains, just south of Corn Springs Wash, 250m east of its confluence with Irish Wash, 500m NW of Aztec Well, 74 km west of Blythe; Desert Center 7.5' USGS topographic quadrangle 641 Comment
  SEINET5624483 Image available Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2012-4-10 17536 .1 Riverside North side of Chuckwalla Mountains, 1.7km NNE of Chuckwalla Spring, 57km west of Blythe, Chuckwalla Spring 7.5' USGS topographic quadrangle 498 Comment
  RSA791481  Cynanchum utahense J. Andre 2012-4-15 20848 Riverside West end of Hayfield Dry Lake, 0.3 mi. N. of I-10, 0.4 mi. NE of Jct Hayfield Rd and I-10. 395 Comment
  RSA708075  Cynodon dactylon Scott D. White, Angelia Carey 2004-4-16 10167 Riverside Indian Creek and adjacent slopes. 549 Comment
  UCR34201  Cynosurus echinatus Jan West 1984-6-1 s.n. Riverside Landscaped bank at the south edge of the Bannockburn parking lot, UC Riverside campus 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
  UCR113586  Cyperus odoratus A. C. Sanders, Mitch Provance, B. Pitzer 2000-9-27 23680 Riverside Santa Ana River Valley, SW side of Mt. Rubidoux, NW of intersection of Tequesquite Ave. and Gregory Rd., near confluence of Arroyo Tequesquite and the river 232 Comment
  UCR14419  Cyperus odoratus Leonel Sternburg 1974-8-27 s.n. Riverside Santa Ana River Bottom Regional Park. Comment
  CDA2606  Cyperus retrorsus S. Morgan 1994-9-13 Riverside On the UCR campus in the Botanic Garden, Riverside. 0 Comment
  UC60275  Cyperus squarrosus H. M. Hall 1901-1 2663 Riverside water courses in vicinity of Strawberry Valley; San Jacinto Mts. 1615 Comment
  RSA598033  Dactylis glomerata F. M. Reed 1933-5-15 s.n. Riverside Riverside. 290 Comment
  RSA498344  Dalea mollis Robert L. Dressler 1949-3-19 386 Riverside Box Canyon, Orocopia Mts. Comment
  SEINET906526  Dalea mollissima H. M. Hall 1905-1 5792 Riverside 9 miles west of Coachella 30 Comment
  RSA25134  Dasyochloa pulchella C. L. Hitchcock 1940-4-1 5907 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. 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
  RSA421892  Datura wrightii F. A. Thackery 1928-4-25 180 Riverside Indio. Comment
  UCR22103  Datura wrightii Steve Boyd 1980-5-15 282 Riverside Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan plateau 625 Comment
  UCR274000  Datura wrightii Mitch Provance 2012-9-11 17620 Riverside Badlands of Western Riverside County, Beaumont, near N base of Mt. Davis, near Cooper's Creek (tributary of San Timoteo Creek), about 2000 ft., along dirt road extension of Risco Circle, S of W 4th St. 762 Comment
  OBI5733  Deinandra fasciculata C. M. Wilder 2004-6-4 s.n. Riverside Jurupa Hills near Riverside, Wilder's Cyn Comment
  UC63237  Deinandra kelloggii H. M. Hall Riverside Strawberry Valley San Jacinto Mountains, Strawberry Valley Comment
  SD143767  Delphinium parryi A. C. Sanders, P. MacKay, T. Thomas, O. Clarke 1997-5-4 20696 Riverside San Jacinto Mountains: N side of range, Twin Pines Creek below the confluence with Broen Crk. 854 Comment
  RSA0020473  Delphinium parryi subsp. parryi H. de Forest, Geo. C. Johnstone 1923-4-17 s.n. Riverside Cabazon. Comment
  CAS-BOT-BC82950  Dendromecon rigida A. M. White 1974-6-5 1362 Riverside Indian Road ca. 15 miles west Sun City. 1219 Comment
  CAS-BOT-BC82957  Dendromecon rigida Peter H. Raven 1958-5-17 12951 Riverside 7.4 miles southeast of Banning on road to Idyllwild, San Jacinto Mountains. Comment
  RSA586332  Dendromecon rigida subsp. rigida D. L. Banks, S. D. Boyd 1995-5-3 197 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
  CAS-BOT-BC43350  Descurainia pinnata subsp. glabra K. Watkins; E. McClintock 1937-4-10 s.n. Riverside Palms to Pines highway near road to Shumay. Comment
  RSA770415  Dicentra chrysantha Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4885 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
  UCR174364  Dichelostemma capitatum A. C. Sanders 2006-5-19 32409 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
  UCR41503  Dichelostemma capitatum subsp. capitatum B. G. Pitzer 1986-2-22 18 Riverside San Bernardino Mountains, Whitewater Canyon at Fish Hatchery, also to c. 0.5 mi north of hatchery, c. 5 mi north of Hwy I-10 on Whitewater Canyon Road 732 Comment
  SEINET11855652  Dicoria canescens L. S. Rose 1935-12-19 35664 Riverside Colorado Desert, Palm Springs 138 Comment
  SEINET3829022  Diplachne fusca J. R. Reeder, C. G. Reeder 1987-1 8054 Riverside Ca. 2 km south of Ripley. 15 Comment
  SD139997  Diplacus aurantiacus Scott White 1993-3-15 1188 Riverside Elsinore; Highway 74, just west of NW corner of Lake Elsinore Comment
  RSA0016052  Diplacus bigelovii var. bigelovii George Willet 1930-4-5 s.n. Riverside Temecula. Comment
  CAS-BOT-BC152906  Diplacus brevipes Steve Boyd 1986-4-22 1737 Riverside Temescal Canyon: Walker Canyon area where Alberhill Creek (=Temescal Ck.) flows between Alberhill Mtn. and Gavilan Hills; on N slope Alberhill Mtn. Comment
  CAS-BOT-BC153099  Diplacus fremontii Wesley Griesel 1962-6-29 s.n. Riverside Dork Canyon, San Jacinto Mts. 1920 Comment
  SD136747  Diplacus puniceus Steve Boyd, T. Ross, O. Mistretta 1992-3-31 6743 Riverside San Mateo Cyn Wilderness Area. Morgan Trail from Round Potrero W to jtn with Tenaja Tr. In N-fork Bear Creek. 730 Comment
  GMDRC3100  Ditaxis neomexicana J. Andre, T. La Doux 2008-9-13 10261 Riverside Chuckwalla Valley: along Hwy 177 (northwest side), southeast end of Coxcomb Mountains 33 deg. 48.724' N 115 deg. 16.87' W. Elev. 527 ft. 161 Comment
  UCR163735  Ditaxis neomexicana B. G. Pitzer 2000-11-4 4239 Riverside Sonoran (Colorado) Desert, north side of the Chuckwalla Mtns., Eagle Mountain Rd. 0.8 mi. south of Hwy I-10 at and around powerline road, c. 3.5 mi. WSW of Desert Center 402 Comment
  UCR97439  Ditaxis neomexicana A. C. Sanders, Pam MacKay, Tim Thomas, G. K. Helmkamp 1997-2-8 19685 Riverside Colorado Desert/San Jacinto Mtns:, Palm Springs area, Murray Canyon off Palm Canyon 244 Comment
  JOTR33805  Ditaxis serrata var. californica La Doux, Tasha, B. Truesdell 2007-11-9 3303 Riverside Joshua Tree National Park. Eagle Mountains along south boundary of park, open bajada below mouth of Lost Palms Canyon (STOP 2) 601 Comment
  POM13321  Ditaxis serrata var. serrata P. A. Munz, D. D. Keck 1922-4-9 4834 Riverside South base of Eagle Mountains 3 miles NE of the 'Hayfields' 213 Comment
  CAS-BOT-BC43630  Dithyrea californica Geo. B. Grant 1906-5-1 266 a-6769 Riverside Colorado desert at Palm Springs. Comment
  CAS-BOT-BC43637  Dithyrea californica Elizabeth H. Daniels 1932-3-8 s.n. Riverside Mission Canyon, Morongo Valley, Little San Bernardino Mountains. Comment
  RSA342000  Dithyrea californica R. F. Thorne 1980-4-16 54116 Riverside Along Whitewater River, E of bridge and levee Comment
  SBBG72431  Dithyrea californica R. C. and J. R. Robbins 1933-2-17 Riverside 20 mi S of Indio Comment
  UC68544  Dithyrea californica H. M. Hall Apr 1905 5950 Riverside McCoy Wash Colorado Desert 91 Comment
  RSA451889  Drymocallis glandulosa var. glandulosa N. C. Cooper 1949-6-29 4347 Riverside Pine Cove Comment
  RSA596154  Dryopteris arguta Darin L. Banks 1996-11-7 1191 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church., At the end of the main road in the Reservation, approximately 150 m NW of the spring on the northern fork of Pechanga Creek at the E end of the Reservation. 472 Comment
  UC218656  Dryopteris arguta P. A. Munz and I. M. Johnston 1922-5-19 5391 Riverside 3 mi w Keen Camp; San Jacinto Mts 1493 Comment
  SBBG119390  Dudleya lanceolata A. C. Sanders, T. B. Salvato 2003-5-21 26788 Riverside Wildomar, old ranch parcel SE of Wesley St and SW of Laguna Rd, W of Orange St, NE of Palomar St 402 Comment
  UCR37492  Dudleya multicaulis Steve Boyd 1981-5-8 s.n. Riverside Peninsular Range, Gavilan Hills, Estelle Mountain. 823 Comment
  RSA771357  Dudleya saxosa subsp. aloides Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4450 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
  SEINET8060013 Image available Echinocactus polycephalus var. polycephalus Michael Chamberl 1990-1-8 9 Riverside 1/4mi down Hayfield Rd. south of I-10 500 Comment
  RSA532559  Echinodorus berteroi David E. Bramlet 1990-7-25 2061 Riverside San Jacinto River. The area is some 1,000 meters west of Nuevo. 473 Comment
  UCR90992  Ehrharta erecta A. C. Sanders, S. D. White 1996-2-19 17954 Riverside UC Riverside Botanic garden, from near the general purpose building 335 Comment
  UCR272501  Eleocharis acicularis Mitch Provance 2012-8-8 812- 01 Riverside San Gorgonio Pass, Banning, S. Hathaway St., between Adams St. and Bryan St. 659 Comment
  CAS-BOT-BC112738  Eleocharis geniculata H. M. Hall; L. A. Greata 1905-5-1 5984 Riverside Dos Palmas, Colorado Desert Comment
  SD144139  Eleocharis geniculata A. C. Sanders, P. MacKay et al. 1994-12-4 15888 Riverside Colorado Desert, Salton Sink: Dos Palmas Spring and immediate vicinity, edge of canal -29 Comment
  RSA522718  Eleocharis montevidensis Steve Boyd, Timothy S. Ross 1989-8-28 3809 Riverside Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east. 442 Comment
  RSA736250  Eleocharis palustris Scott D. White, Justin M. Wood 2008-4-3 11799 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon. Morgan property, Alberhill area. 274 Comment
  UCR162883  Eleocharis palustris Fred M. Roberts 1996-3-27 4959 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
  UCR93084  Eleusine indica A. C. Sanders, S. Ogg 1994-7-28 15169 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd. Bridge 243 Comment
  UCR93237  Eleusine indica A. C. Sanders 1994-7-27 15163 Riverside Riverside, Santa Ana River between the San Bernardino Co. line & the Market Street Bridge 246 Comment
  SEINET3928897  Eleusine tristachya J. T. Columbus, S. Boyd 2003-8-16 4464 Riverside Valle Vista (just E of Hemet), along Fairview Ave. 0.9 rd. mi. S of jct. with Stetson Ave, E. side of road.; 0 600 Comment
  UCR195142  Elymus A. C. Sanders, Tim Thomas 2008-8-1 35940 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek near Mountain Center, SE of Keenwild Fire Station 1448 Comment
  UCR269247  Elymus condensatus Michael Wall 2011-8-5 611 Riverside Peninsular Range; San Jacinto Mountains, along Bautista Canyon Rd., confluence of unnamed canyon c. 1.5 miles SE of junction with Fairview Ave. 629 Comment
  UCR146200  Elymus glaucus Scott D. White, Sandy Leatherman 2000-5-31 7979 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau: near Squaw Mountain, series of unpaved roads on east and north-facing slopes 823 Comment
  RSA559319  Elymus glaucus subsp. glaucus Steve Boyd, Timothy S. Ross, D. E. Bramlet 1992-5-13 7368 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Los Alamos Canyon at mouth of Wildhorse Canyon. 412 Comment
  SEINET258475  Elymus glaucus subsp. glaucus Michael Curto, Linda Allen 1990-6-25 681 Riverside San Bernardino National Forest ; San Jacinto Mts ca 3 km SE of Pine Cove on NF Rd 5S10. 1830 Comment
  UCR207568  Elymus triticoides O. F. Clarke 2004-5-26 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  UCR114116  Emmenanthe penduliflora B. G. Pitzer, J. Ross 1998-3-8 3611 Riverside Sonoran (Colorado) Desert, N-facing bajada on south side of Hayfield Lake, between lakebed and Hwy I-10 427 Comment
  UCSB9699  Emmenanthe penduliflora Leeuwen, Henry 1957-4-13 Riverside On West slope of Whitewater Canyon 2 miles from U.S. 60 Comment
  UC1118047  Encelia californica R. St. John 1931-3-1 203 Riverside hill n Corona; Corona Quadrangle Comment
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Nov 27 2011
  CAS-BOT-BC131323  Encelia farinosa Javier Penalosa 1963-4-11 2806 Riverside Pines to Palms hwy. (#74) above Palm Desert 762 Comment
  OBI16595  Encelia farinosa Tracey and Viola Call, Viola Call 1962-4-6 2110 Riverside 4 mi S of Morongo Valley 579 Comment
  OBI16596  Encelia farinosa H. E. McMinn 1937-3-6 5017 Riverside About 40 mi N of Blythe; River rd Comment
  RSA795928  Encelia farinosa Duncan S. Bell 2009-4-19 281 Riverside Arica Mountains: west side of range, approximately 2.5 air miles southwest of Priests Well. 391 Comment
  UC1118066  Encelia farinosa A. Lewis Mar 1933 180 Riverside Rubidoux Mountain Riverside Quad., Rubidous Mountain 304 Comment
  UCD20080  Encelia farinosa Donald W. Kyhos 1965-5-11 65 -213 Riverside 14.9 miles north of junction of Hwy 95 and Hwy 60-70, on Hwy 95. Comment
  UCR177841  Encelia farinosa Marisa Sripracha, K. A. Boyd 2004-3-21 054 Riverside San Jacinto Mtns. Foothills/Sonoran (Colorado) Desert, Snow Creek 366 Comment
  UCR238220  Encelia farinosa Mark A. Elvin 2005-5-19 4362 Riverside Sonoran (Colorado) Desert, eastern edge of Coachella Valley, north of I-10 NW of Cactus City 546 Comment
  POM4941  Encelia farinosa var. farinosa C. F. Baker 1903-4-4 4151 Riverside Elsinore. Comment
  RSA543309  Encelia farinosa var. farinosa Steve Boyd 1991-3-17 5487 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  UCR251917  Encelia frutescens Jim Andre 2013-3-27 24845 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
  JOTR30983  Encelia virginensis La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1961 Riverside Joshua Tree National Park. (Stop 2) Hexie Mountains, east end of Blue Cut Gorge, toe slope with bouldery wash Comment
  NY70188  Ephedra aspera L. M. Shultz 1985-4-10 8330 Riverside Chuckawalla Mountains, 1 mile west of Astec Well and 11.7 miles south of highway (I-15) 615.7 Comment
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Apr 5 2011
  JOTR33745  Ephedra californica La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2743 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  LA6767  Ephedra californica S. Atsatt; 1926-4-17 sn Riverside Palm Springs Comment
  POM303741  Ephedra californica Lyman Benson 1946-4-15 12040 Riverside Canyon on Twenty-nine Palms Road from Whitewater. 457 Comment
  SEINET3866917  Ephedra californica Lewis S. Rose 1955-3-14 55028 Riverside Whitewater Wash. 3 mi. se. of Palm Springs Station.; 0 305 Comment
  UCR123755  Ephedra californica Steven R. Hill 2001-4-29 33542 Riverside Western Colorado Desert/ San Bernardino Mtns., E side of Whitewater Canyon along Whitewater River, east of Whitewater Canyon Road, about 2 mi north of Route I-10 549 Comment
  UCR177857  Ephedra californica Marisa Sripracha, K. A. Boyd 2004-3-21 045 Riverside San Jacinto Mtns. Foothills/Sonoran (Colorado) Desert, Snow Creek 366 Comment
  UCR234805  Ephedra californica Jim Andre, Glenn L. Clifton 2011-2-22 17472 Riverside Coachella Valley, just south of Hwy I-10 at Amtrak train station parking , just west of North Indian Canyon Drive 186 Comment
  UCSB9561  Ephedra californica Garrett, S. 1956-4-14 Riverside Desert area in town of White Water mouth of White Water Cyn. Comment
  POM310587  Ephedra nevadensis G. Mansfield-Jones 1956-04 s.n. Riverside Joshua Tree National Monument along road to Juniper Flats 1463 Comment
  RSA383840  Ephedra nevadensis Erwin Miller 1934-4-28 18722 Riverside Top of divide near Key s View, Little San Bernardino Mountains 1555 Comment
  RSA678363  Ephedra nevadensis Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10502 Riverside West side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains Comment
  UC56666  Ephedra nevadensis H. M. Hall 1901-5-1 1881 Riverside e base San Jacinto Mountains (along the borders of the Colorado Desert); Colorado Desert, San Jacinto Mountains Comment
  RSA787213  Epilobium angustifolium J. D. Olmsted 1959-7-18 766 Riverside N. fk. San Jacinto River drainage area. Dark Canyon above Hwy from Banning to Idyllwild (0.25 mi). 1723 Comment
  RSA661036  Epilobium brachycarpum A. C. Sanders, Mitch Provance 1999-9-26 23085 Riverside McMullen Flat at Valley High County Park, 0.7 mi. SE of Hwy 74 on Twin Pines Ranch Road. 1183 Comment
  SD260976  Epilobium campestre Jeremiah George 2012-6-14 Riverside San Gorgonio Pass Region: Beaumont, just south of West 4th St. at end of small paved spur road, area boxed in by commercial devopment. Vernal pool. 772 Comment
  UCR85585  Epilobium campestre Julie A. Greene 1993-5-12 1325 Riverside San Jacinto Valley, San Jacinto Wildlife Area, SE end of visitor center road, east of Davis Road 436 Comment
  JOTR32640  Epilobium canum subsp. latifolium La Doux, Tasha, K. Matthews, S. Szabo, J. Van Warmerdam, B. Truesdell 2007-10-4 2561 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Convergence of Lower Covington Flat and Smith Water Canyon (Stop 3) 1362 Comment
  RSA502520B  Epilobium ciliatum Steve Boyd 1989-5-7 3575 Riverside Vail Lake area, along Arroyo Seco drainage from jtn. with Kolb Creek, S to w/in 1/4 mi Hwy 79. 457 Comment
  UC1931072  Epilobium ciliatum Scott D. White, Justin Wood 2008-7-9 12424 Riverside San Jacinto Mountains: K Flat, from large pond downstream to meadow. Comment
  UCR115947  Epilobium ciliatum Mitch Provance 1998-6-11 670 Riverside Jurupa Mountains, 'Twin Canyons', south of the historical community known as Declezville; housing development now known as Southridge 320 Comment
  UCR155041  Epilobium ciliatum A. C. Sanders, Kelly Volansky 2005-3-17 29227 Riverside Perris-Aguanga Basin Region, French Valley, SE of Winchester Rd. (Hwy 79) between Thompson Rd. and Benton Rd., c. 0.5 mi. NE of Adobe Spring, near San Diego Aqueduct 412 Comment
  RSA72167  Epilobium ciliatum subsp. ciliatum F. W. Peirson 1924-7-28 5012 Riverside Pine Flats Camp 1799 Comment
  POM320596  Epipactis gigantea Lynne Hayden 1970-3-24 63 Riverside Palm Springs, Andreas Canyon, Salton Sea Drainage Area, San Jacinto Mountains. 91 Comment
  RSA381719  Epipactis gigantea George Henry Grinnell 1923-5-26 s.n. Riverside Riverside. Comment
  UCSB925  Epipactis gigantea Kamb, Peter 1948-7-11 Riverside Hall Canyon; San Jacinto Mtns 1645 Comment
  RSA586936  Equisetum laevigatum Darin L. Banks, Peter Morrell 1995-5-4 302 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, N of the Wildhorse Trail, along Arroyo Seco. 597 Comment
  SD137996  Equisetum laevigatum Darin L. Banks, Steve Boyd 1995-5-4 302 Riverside North slope of Agua Tibia Mountain, east of Dripping Springs Alcove area, north of Wildhorse Trail, along Arroyo Seco 598 Comment
  CAS-BOT-BC204487  Eragrostis cilianensis S. B. Parish 1913-2-7 8442 Riverside Salton Basin. Mesa near Mecca -60 Comment
  JOTR31968  Eremalche rotundifolia La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2205 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; rocky/gravelly bajada north of the Aqueduct Rd. 603 Comment
  UCR16591  Eremalche rotundifolia Barry A. Vittor 1966-3-25 s.n. Riverside Sonoran (Colorado) Desert, Rancho Dos Palmas, 2 mi. NE of Salton Sea State Park. 30 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
  UC1787318  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-5-29 123 Riverside San Jacinto Mountains: Old Banning-Idyllwild Road, 0.4 km south of junction with Hwy 243 (the new road to Idyllwild), roadcut along both sides of road 682 Comment
  RSA0105508  Eriastrum densifolium subsp. densifolium N. C. Cooper 1949-6-29 4297 Riverside Palms to Pines Highway [SR 74] 1067 Comment
  UCR229122  Eriastrum eremicum A. C. Sanders, Chika Mori 2011-6-15 39666 Riverside Sonoran (Colorado) Desert, NW Coachella Valley, Worsley Rd. 0.1 mile above North Indian Dr., at mouth of Dry Morongo Canyon, just east of Hwy 62 534 Comment
  CAS-BOT-BC514459  Eriastrum eremicum subsp. eremicum L. R. Abrams 1926-3-26 11062 Riverside Palm Springs to Palm Canyon Comment
  CAS-BOT-BC514465  Eriastrum eremicum subsp. eremicum C. L. Hitchcock 1940-4-4 5956 Riverside Pinto Basin Comment
  CAS-BOT-BC257173  Eriastrum harwoodii Duncan S. Bell 2010-5-1 911 Riverside Arica Mountains: northwest of mountain range, approximately 6.5 air miles southwest of the ghost town of Rice, and approximately 5 air miles northwest of Priests Well 339 Comment
  JEPS116969  Eriastrum harwoodii David Gowen 2008-3-25 822 Riverside Sand dunes about 3 miles south of Rice. Comment
  JOTR33875  Eriastrum harwoodii La Doux, Tasha, A. Miller and G. Clifton 2009-4-9 3056 Riverside Joshua Tree National Park. north eastern tip of Eagle Mountains; sandy fans leading to Pinto Wash 357 Comment
  UCD169642  Eriastrum harwoodii Dave Silverman; Fred Sproul, Tammy Beyerl, Erin Bergman 2010-3-29 7875 Riverside East end of Chuckwalla Valley, W of Blythe, 1.3 m S of gas line frontage, 1.9 km S of I-10 and 8.5 km west of Nicholl's Warm Spring. 141 Comment
  UCR55269  Eriastrum sapphirinum Kathy Harper 1988-6-11 s.n. Riverside San Jacinto Mtns., Bautista Canyon, lower end of Bautista Rd. Comment
  RSA0122958  Eriastrum sapphirinum subsp. dasyanthum 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
  SD186279  Eriastrum sapphirinum subsp. dasyanthum A. C. Sanders, Mike Misenhelter 2005-6-15 30987 Riverside Sage-Aguanga Region; 2.0 miles northnortheast of Vail Lake, 4.0 miles southsouthwest of Sage, Denise Rd. at Bonita Rd. near Calle de Nino. 640 Comment
  RSA0121567  Eriastrum sapphirinum subsp. dasyanthum Elbert Benjamine 1929-5-18 235 Riverside Mt. San Jacinto. 1220 Comment
  RSA0121569  Eriastrum sapphirinum subsp. dasyanthum Albert J. Perkins 1919-1 s.n. Riverside Idllwild, San Jacinto Mts. Comment
  RSA0122963  Eriastrum sapphirinum subsp. sapphirinum LeRoy Gross, Duncan S. Bell 2008-9-16 3581 Riverside Garner Valley. West side of, and close to Highway 74. Around 1/4 mile north from Ramona trailhead parking area. 1365 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
  RSA0122976  Eriastrum sapphirinum subsp. sapphirinum W. Wisura 1986-9-18 4143 Riverside Along PCT N of Hwy 74 at Garner Valley. Comment
  CDA23784  Ericameria brachylepis Mike Lahti 2008-10-21 PDR# 1509234 Riverside Temecula, 46062 Vista Del Mar at Los Gatos. 0 Comment
  UCR82768  Ericameria cuneata A. C. Sanders, T. Schram 1994-10-6 15785 Riverside San Jacinto Mtns, Azalea Creek above Twin Pines, Twin Pines Creek drainage 1192 Comment
  UCR34965  Ericameria linearifolia L. B. Ziegler 1968-4-16 275 Riverside San Jacinto Mtns, W slope of mtns at Dry Creek & Hwy 74 1067 Comment
  UC134761  Ericameria nauseosa var. hololeuca J. W. Toumey 1894-9-27 Riverside Banning Comment
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Mar 13 2011
  UCR277797  Ericameria paniculata A. C. Sanders, Jim Malusa 2017-1-15 42667 Riverside Sonoran (Colorado) Desert, Salt Creek wash below Red Canyon confluence, north edge of Chocolate Mountains Aerial Gunnery Range, beside Summit Road 367 Comment
  UCSB37801  Ericameria paniculata Roos, John 1965-11-6 Riverside Whitewater 304 Comment
  CAS-BOT-BC293185  Ericameria pinifolia H. M. Hall 1927-10-23 12300 Riverside Between Temecula and Pala (San Diego Co.) Comment
  LA202515  Ericameria pinifolia F. H. Lewis; 1939-11-22 1032 Riverside San Jacinto Mountains, Hemet Lake 1371 Comment
  RSA594512  Ericameria pinifolia D. L. Banks, Dylan Hannon 1996-5-3 0999 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
  UC55175  Ericameria pinifolia H. M. Hall 1902-4-8 2763 Riverside Thomas Valley San Jacinto Mountains, Thomas Valley 1371 Comment
  POM12972  Erigeron divergens P. A. Munz, I. M. Johnston 1922-5-20 5469 Riverside Kenworthy, San Jacinto Mountains 1402 Comment
  SEINET192956  Erigeron foliosus Lester Rowntree 1936-5-16 Riverside Pines to Palms Highway. Comment
  JEPS20081  Erigeron foliosus var. foliosus Peter H. Raven with R. Snow 1957-7-26 11083 Riverside 6.5 mi n of road to Twin Pines Ranch (Banning-Idyllwild road); San Jacinto Mountains Comment
  UCR3498  Erigeron foliosus var. foliosus Frances Miller 1964-6-5 M 6428 Riverside Box Springs Mtns, end of Big Springs Rd, just above railroad. 396 Comment
  SEINET10781259  Eriodictyon J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12846 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then several kilometers on Whitewater Canyon Road to where it crosses over the river. Comment
  CAS-BOT-BC189076  Eriodictyon crassifolium D. A. Johansen; J. A. Ewan 1932-4-10 7091 Riverside About mouth of Tahquitz Canyon Comment
  CHSC35879  Eriodictyon crassifolium James Henrickson 1972-5-21 7195 a Riverside Ca. 13 air mi. W. of Temecula in Mateo Cyn. along Tenaja Rd; ca. 4 mi. N. of Tenaja Campground. 457 Comment
  LA205611  Eriodictyon crassifolium Carl Epling; 1927-3-27 sn Riverside Palm Springs Comment
  RSA396459  Eriodictyon crassifolium Dave Kelly, Walter Wisura 1987-6-19 s.n. Riverside 11.2 miles from Hwy 74 along Thomas Mtn Road S of Lake Hemet, San Jacinto Range. Comment
  UC501499  Eriodictyon crassifolium D. A. Johansen and J. A. Ewan 1932-4-10 7091 Riverside mouth of Tahquitz Canyon; western Colorado Desert, mouth of Tahquitz Canyon Comment
  UCR277517  Eriodictyon crassifolium Mitch Provance 2012-9-13 912- 06 Riverside Badlands of Western Riverside County, about 0.2 miles S of Mt. Davis, +- 2 miles SSW of Beaumont 848 Comment
  CAS-BOT-BC222694  Eriodictyon trichocalyx A. C. Sanders; J. Goetzen 1996-5-1 18124 Riverside San Bernardino Mtns.: Morongo Indian Reservation, along dirt road in Hathaway Crk. Cyn., N of Banning 915 Comment
  SEINET9347759  Eriogonum angulosum Unknown 1976-5-4 Riverside Red Mountain Road. Comment
  IRVC28536  Eriogonum apiculatum G. R. Ballmer 1991-7-11 s.n. Riverside Santa Rosa Mtn Road (Truck Trail going up Santa Roas Mtn.), 12 mi SE of the junction with Hwy 74. W of Deep Canyon. Santa Rosa Mtns. Comment
  RSA393083  Eriogonum apiculatum Albert J. Perkins 1895-9-25 s.n. Riverside Near Summit of Tahquitz Comment
  RSA766437  Eriogonum apiculatum E. L. Peterson 1931-9-8 s.n. Riverside Ridge trail to Tahquitz Peak, along S side of Tahquitz Valley. San Jacinto Mts. 2439 Comment
  UC6234  Eriogonum apiculatum H. M. Hall 1901-6 2364 Riverside Tauquitz Valley San Jacinto Mountains, Tauquitz Valley 2438 Comment
  UCR111261  Eriogonum apiculatum Ralph Hoffmann 1929-9-7 s.n. Riverside San Jacinto Mountains, Fuller's Mill Comment
  RSA766423  Eriogonum davidsonii Ralph Hoffmann 1929-9-7 1000 Riverside Mount San Jacinto. 1829 Comment
  RSA792088  Eriogonum davidsonii A. C. Sanders 2008-7-25 35919 Riverside Peninsular Range, San Jacinto Mountains: east side of May Valley, northeast of Bonita Vista Road at foot of hills. Comment
  UCR114119  Eriogonum deflexum B. G. Pitzer, J. Ross 1998-3-8 3615 Riverside Sonoran (Colorado) Desert, N-facing bajada on south side of Hayfield Lake, between lakebed and Hwy I-10 427 Comment
  RSA554244  Eriogonum deflexum var. deflexum Theo Glenn 1991-5-30 91 -120 Riverside Mule Mtns, 0.2 mi. E of the Opal Hill Mine, just N of the Imperial County line and W of Palo Verde. Comment
  UCR133946  Eriogonum elongatum John F. Green 2003-8-15 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, La Cresta area, south side of Wendy Lane off Calle De Suenos, south of Avenida La Cresta and Avenida Castilla 701 Comment
  RSA789366  Eriogonum fasciculatum Aaron C. Sedgwick, David Fraker 2012-3-28 42 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  SDSU6569  Eriogonum fasciculatum T. B. Bruhns 1966-6-30 276 Riverside Along road, S side of Lake Mathews. 2N-40 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
  SDSU12922  Eriogonum fasciculatum var. foliolosum Jutta Buschbom 1991-5-1 46 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
  CAS-BOT-BC250138  Eriogonum fasciculatum var. polifolium D. A. Johansen; J. A. Ewan 1932-4-10 7048 Riverside Warners Ranch at Whitewater, Western Colorado Desert Comment
  JEPS56991  Eriogonum fasciculatum var. polifolium W. L. Jepson 1901-5-17 1223 Riverside Riverside 266 Comment
  LA206786  Eriogonum fasciculatum var. polifolium A. M. Johnson; 1932-8-18 4133 Riverside San Jacinto Mountains, along road, down Banning side Comment
  RSA739339  Eriogonum fasciculatum var. polifolium Keith E. Hoffmaster 1936-4-26 714 Riverside Box Springs grade. Comment
  UC1608274  Eriogonum fasciculatum var. polifolium Steve Boyd, Tim Ross, Dave Bramlet 1993-5-12 7320 Riverside San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos Canyon downstream to confluence with Tenaja Canyon Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar 365 Comment
  UCR95947  Eriogonum fasciculatum var. polifolium Scott D. White 1996-8-1 4338 Riverside San Jacinto Mtns., Idyllwild area: north of Strawberry Valley, between Bear Trap Canyon and Lily Creek 1616 Comment
  UCSB1525  Eriogonum fasciculatum var. polifolium Ullman, Sydney 1956-4-14 Riverside Town of Whitewater Comment
  CAS-BOT-BC253485  Eriogonum gracile Geo. B. Grant No date on label. s.n. Riverside Strawberry Valley, San Jacinto Mts. 1524 Comment
  RSA192354  Eriogonum gracile var. gracile E. W. Lathrop 1966-5-23 6331 Riverside 6 miles NW of Murrieta. Comment
  RSA602690  Eriogonum gracile var. gracile Louis C. Wheeler 1933-12-1 2282 Riverside San Gorgonia Wash at S. P. RR, San Gorgonio Pass. 640 Comment
  RSA709868  Eriogonum gracile var. gracile Scott D. White 2005-7-6 11158 Riverside San Gorgonio Pass: Cabazon. Toeslope of San Jacinto Mtns. and adjacent alluvial fan west of San Gorgonio River and south of I-10 Freeway. 579 Comment
  CAS-BOT-BC257573  Eriogonum inflatum Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring 60 Comment
  UC61702  Eriogonum inflatum var. inflatum L. D. Copeland 1904-4-30 106 Riverside West Canyon, Palm Springs Comment
  UC849551  Eriogonum inflatum var. inflatum I. W. Clokey, B. C. Templeton 1930-4-9 4683 Riverside n Palm Springs; Colorado Desert 170 Comment
  CAS-BOT-BC263118  Eriogonum maculatum C. L. Hitchcock 1940-4-3 5939 Riverside 1 1/2 miles northeast of Cottonwood Springs along 29 Palms Road, Joshua Tree National Monument Comment
  RSA393383  Eriogonum nidularium Frances L. Cramer 1941-5-3 s.n. Riverside Joshua Tree National Monument Comment
  UCR125895  Eriogonum nudum var. pauciflorum A. C. Sanders, Mark Elvin 2001-8-17 24596 Riverside Mojave Desert, Little San Bernardino Mtns, trail from Key's View to Inspiration Point, Joshua Tree National Park 1646 Comment
  JOTR33716  Eriogonum plumatella La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1003 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains in Cottonwood Canyon; large active wash in rocky canyon along roadside east of Rte. 11 839 Comment
  JEPS56484  Eriogonum pusillum Marjorie D. Clary 1932-5-13 1037 Riverside Lost Horse Canyon, north Colorado Desert Colorado Desert, Lost Horse Canyon 1219 Comment
  RSA64583  Eriogonum pusillum F. W. Peirson 1928-4-24 7912 Riverside Below Cottonwood Spring, northern edge of Colorado Desert. Comment
  CLARK-A1528-3702  Eriogonum reniforme John C. Roos 1937-4-23 1818 Riverside Dry Morongo Canyon Comment
  UC77632  Eriogonum reniforme C. R. Orcutt 1889-4-1 Riverside Colorado Desert Comment
  UCR88540  Eriogonum saxatile A. C. Sanders 1995-4-13 16484 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
  CAS-BOT-BC263502  Eriogonum thomasii Roxana S. Ferris; Ruth P. Rossbach 1938-5-16 9573 Riverside Mecca Hills 2 miles up Painted Canyon Comment
  CAS-BOT-BC263538  Eriogonum thomasii Peter Kamb 1948-4-11 876 Riverside Aqueduct Road 5 mi. east of Garnet, Coachella Valley 304 Comment
  CAS-BOT-BC263546  Eriogonum thomasii Carl B. Wolf 1932-4-27 3014 Riverside 17 mi. E. of Mecca on Blythe Road, Colorado Desert 152 Comment
  RSA766144  Eriogonum thomasii F. W. Peirson 1930-3-29 1897 Riverside Painted Canyon Comment
  SBBG28232  Eriogonum thomasii F. W. Peirson 1927-4-12 7171 Riverside Painted Cyn, near Mecca Comment
  UC849809  Eriogonum thomasii I. W. Clokey 1935-4-17 6581 Riverside Cottonwood Springs Comment
  UCD101280  Eriogonum thomasii P. C. Everett; E. K. Balls 1958-4-29 22960 Riverside US Hwy. 60/70 Indio to Blythe, 5 miles east from jct. with US Hwy 99. 121 Comment
  UCR251904  Eriogonum thomasii Jim Andre 2013-3-27 24828 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
  CAS-BOT-BC263596  Eriogonum trichopes Geo. B. Grant 1906-4-20 6719 Riverside Palm Springs, Colorado Desert Comment
  RSA65992  Eriogonum umbellatum subsp. munzii F. W. Peirson 1924-7-28 5014 Riverside Pine Flats Camp 1799 Comment
  UCR121327  Eriophyllum confertiflorum A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 24992 Riverside The Badlands, marble outcrop on ridge about 1/2 mile east of Mt. Eden, above Laborde Canyon, SW of Beaumont 670 Comment
  CLARK-A1528-4853  Eriophyllum confertiflorum var. trifidum John C. Roos 1937-4-18 1369 Riverside Snow Creek Comment
  CAS-BOT-BC301786  Eriophyllum multicaule P. A. Munz 1922-4-29 5080 Riverside Leach Canyon, Santa Ana Mts 548 Comment
  CLARK-A1528-5321  Eriophyllum multicaule John C. Roos 1940-5-4 882 Riverside Reche Canyon Comment
  PASA2215  Eriophyllum multicaule Frank W. Peirson 1928-4-19 Riverside Hills north of Elsinore 457 Comment
  UCR94255  Eriophyllum multicaule Scott D. White 1996-4-14 3928 Riverside Perris Basin/San Jacinto Mtns., E of Hemet: San Jacinto River Wash near Valle Vista, north of Hwy 74, c. 1.7 mi west of USFS Cranston Fire Station 549 Comment
  SBBG27746  Eriophyllum wallacei D. Myrick 1964-4-30 824 Riverside Palms to Pines (St Hwy 74), 10 mi W of Palm Desert Comment
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Jul 7 2012
  SD185134  Eriophyllum wallacei T. B. Salvato, Kent Beaman 2005-5-16 764 Riverside San Jiaconto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA. Highway 74. 548 Comment
  SD37567  Eriophyllum wallacei Edith A. Purer 1935-4-21 6452 Riverside East slope of San Jacinto Mountain. Comment
  UCR91885  Erodium botrys A. C. Sanders, E. J. Lawlor, C. L. Sanders 1996-4-21 18067 Riverside S slope of San Bernardino Mtns, Morongo Indian Reservation, grounds of the Malki Museum, NE of Banning. 732 Comment
  UCR199916  Erodium brachycarpum Scott D. White, Jamie Minor 2008-3-13 11766 Riverside San Gorgonio Pass, Banning: south of Union Pacific RR, powerline route from Sunset Ave to 1 mile west 762 Comment
  CLARK-A1528-2960  Erodium obtusiplicatum John C. Roos 1966-3-22 Riverside Edgemont Comment
  UC1286999  Erodium texanum C. L. Hitchcock 1966-3-20 24308 Riverside about 30 mi n Ogilby (along road to Blythe) Comment
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Mar 2 2013
  RSA286798  Eryngium aristulatum var. parishii R. F. Thorne 1974-5-23 44662 Riverside Santa Rosa Plateau, Rancho California: top of Mesa de Colorado 625 Comment
  RSA0016049  Erythranthe cardinalis N. C. Cooper 1949-6-29 4343 Riverside Pine Cove, San Jacinto Mountains. 1829 Comment
  CAS-BOT-BC110555  Eschscholzia Elizabeth McClintock 1958-4-5 s.n. Riverside In Painted Canyon, Colorado Desert. Comment
  JOTR32854  Eschscholzia La Doux, Tasha, Bill Truesdell, Erin Babich 2008-3-10 2937 Riverside Joshua Tree National Park. Stop #4- Northwest end of Eagle Mountains near road heading to Cottonwood Canyon. 910 Comment
  SDSU13326  Eschscholzia californica Ryan Jacobson, Jeremy Mass 2000-4-19 Riverside Jeep trail along Stone Creek, Santa Margarita Ecological Reserve. About 1.5 miles from south-side facilities. 177 Comment
  UC917873  Eschscholzia californica Frank W. Gould 1944-4-5 2224 Riverside 17 mi e Temecula Comment
  POM9229  Eschscholzia californica var. peninsularis I. M. Johnston 1920-5-8 2271 Riverside Jurupa Mts, extreme west end. between Riverside and Ontario. Comment
  CAS-BOT-BC418698  Eschscholzia glyptosperma Anne Constant 1955-3-25 76 Riverside Near Joshua Tree National Monument 914 Comment
  CAS-BOT-BC83136  Eschscholzia minutiflora Steve Boyd; S. Meury; R. Noyes; L. Arnseth; D. Nordin; T. Ross 1988-3-10 2116 Riverside North end of Palen Mountains, 2 miles west of Palen Pass. 300 Comment
  JOTR37714  Eschscholzia minutiflora Hodges, Stephen R. 2016-3-1 639 Riverside Joshua Tree National Park. Eagle Mountains, Along road leading to Pinto Wells north of park boundary. Comment
  RSA717445  Eschscholzia minutiflora Scott D. White, Pam De Vries 2006-3-14 11257 Riverside North of the I-10 Freeway a few mi east of Indio, at proposed I-10 / McNaughton Parkway interchange. 91 Comment
  RSA779804  Eschscholzia minutiflora Duncan S. Bell 2009-3-9 103 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
  RSA796324  Eschscholzia minutiflora Duncan S. Bell 2009-4-18 215 Riverside Arica Mountains: northwest of range, approximately 1.6 air miles south of Highway 62, and approximately 0.4 air mile north of California aqueduct. 389 Comment
  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
  UCR267892  Eschscholzia minutiflora Jim Andre 2013-3-4 23859 Riverside Sonoran (Colorado) Desert, 0.2 miles east of Hwy 95, just south of Riverside Mountains, just north of Queen Sable Point 96 Comment
  RSA0011218  Eschscholzia minutiflora Richard Snow 1953-4-5 51 a Riverside Box Canyon. Comment
  RSA0022892  Eschscholzia papastillii Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10881 Riverside Eastern Coachella Valley. Bajada beneath Mecca Hills, just east of Coachella Canal. 24 Comment
  UCD96520  Eschscholzia papastillii Shannon M. Still 2009-2-21 439 Riverside California. Riverside County. 229 Comment
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Sep 2 2017
  HSC49384  Eschscholzia parishii D. L. Goforth 1979-4-11 107 Riverside 1 km N of junction of Hwy. 10 and S entrance road to Joshua Tree National Monument 518 Comment
  JOTR31770  Eschscholzia parishii Andre, Jim, Tasha La Doux 2009-3-10 11234 Riverside Joshua Tree National Park. South end of the Cottonwood Mountains, near Pinkham Wash just north of aquaduct just inside park boundary; approx. 7mi west of south entrance 541 Comment
  RSA66744  Eschscholzia parishii F. W. Peirson 1927-4-12 7167 Riverside Painted canyon, near Mecca. Comment
  UCR94497  Eucalyptus tereticornis Steve Boyd 1981-2-2 s.n. Riverside Gavilan Hills, upper Arroyo del Toro along old road grade (Lindell Rd.) west of Bull Canyon Road, at old homestead site 610 Comment
  RSA271438  Eucrypta chrysanthemifolia C. W. Tilforth 1978-4-30 1570 Riverside Low rounded hills east of Norco. Comment
  RSA516880  Eucrypta chrysanthemifolia Steve Boyd 1986-3-1 1363 Riverside Gavilan Hills, Gavilan Plateau: 1/4 mile south of Harford Springs County Park 640 Comment
  UCR231738  Eucrypta chrysanthemifolia John F. Green 2008-4-23 08- 05 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris, powerline route south of Ethanac Rd, and east of Theda St., east of Hwy 74 492 Comment
  UCR232044  Eucrypta chrysanthemifolia John F. Green 2008-4-15 0408- 07 Riverside Peninsular Range; Perris-Aguanga Valley, Moreno Valley/Mead Valley area, square parcel 0.8 km on a side, between Nandina Ave. and Oleander Ave., east of Day St. 523 Comment
  SDSU13329  Eucrypta chrysanthemifolia var. chrysanthemifolia Joseph R. Verfaillie, BIO 531 Taxonomy class (SDSU) 2000-4-1 24 Riverside Along a poorly defined trail east of the north research station. At the Santa Margarita Ecological Research Station (SDSU). 322 Comment
  UCR239196  Eucrypta chrysanthemifolia var. chrysanthemifolia Steven R. Hill, A. C. Sanders 2001-5-4 33709 Riverside Santa Rosa Plateau, Santa Rosa Plateau, eastern rim, north side of Avenida del Oro, just east of junction with Sandia Creek Drive, 2 mi west of junction of Rancho California Road and Route I-15 509 Comment
  RSA0121597  Eucrypta micrantha Duncan S. Bell, LeRoy Gross 2016-3-29 9105 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
  UCR23563  Eucrypta micrantha John C. Roos 1966-3-26 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 mi SE of Desert Center 366 Comment
  JEPS31735  Eulobus californicus W. L. Jepson May 17 1901-Jun 1 1901 1215 Riverside mesas e Riverside Comment
  RSA0121044  Eulobus californicus Duncan S. Bell, LeRoy Gross 2016-3-29 9123 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
  UC668395  Eulobus californicus Annie M. Alexander and Louise Kellogg 1941-4-22 2058 Riverside Morongo Valley Gorge 701 Comment
  UCR235095  Euphorbia albomarginata A. C. Sanders, John F. Green 2012-5-27 40198 Riverside Peninsular Range; Perris-Aguanga Basin Region, Romoland, powerline route west of Valley Substation (on Menifee Rd.), N of McLaughlin Rd. on the E side of San Jacinto Rd 441 Comment
  SEINET8665762 Image available Euphorbia jaegeri Duncan S. Bell, LeRoy Gross 2014-3-20 6263 Riverside Oocopia Mountains: north section of range; 2.75 air miles southwest of Hayfields Lake. 511 Comment
  UCSB12561  Euphorbia lurida Olsen, David 1961-5-6 Riverside San Jacinto Mountains; 300 meters west of Riverside Highway 1, 8.2 miles south of Vista Guard Station 1798 Comment
  RSA220385  Euphorbia polycarpa var. hirtella C. W. Tilforth 1971-4-15 345 Riverside C. 6 mi. n. w. of Desert Center, s. e. base of the Eagle Mtns. Comment
  RSA432488A  Euphorbia polycarpa var. hirtella N. C. Cooper 1949-4-8 3270 Riverside Mecca Pass east of Indio. 548 Comment
  UCR20891  Euphorbia serpillifolia subsp. hirtula A. C. Sanders 1978-7-1 00299 Riverside San Jacinto Mtns, James Reserve, above Lake Fulmor 1646 Comment
  UCR5296  Euphorbia serpillifolia subsp. hirtula Frank C. Vasek 1966-9-5 660905- 04 Riverside San Jacinto Mtns., 1 mile north of Mountain Center toward Idyllwild 1445 Comment
  OBI29470  Euphorbia setiloba David J. Keil, Melissa Luckow 1979-8-31 13154 Riverside Jctn of Box Cyn Rd and I-10 just S of exit ramp at wash crossing Comment
  RSA659663  Euphorbia setiloba J. C. Roos 1947-11-1 3756 Riverside On the edge of Lost Palms wash, Eagle Mtns. Comment
  RSA407727  Euphorbia spathulata Steve Boyd 1986-5-1 1792 Riverside Perris-Aguanga Basin region SW Perris Basin, Hill west of Skunk Hollow. Comment
  SD137891  Euthamia occidentalis Darin L. Banks, Steve Boyd 1995-10-17 805 Riverside Agua Tibia Mountains, Agua Tibia Wilderness Area, Along lower Arroyo Seco, south of the Dripping Springs Campg, just west of Metasedimentary 525 Comment
  SDSU11512  Fagonia chilensis var. laevis A. H. Gallup 1949-3-28 376 Riverside Near Palms to Pines Hwy. 732 Comment
  CAS-BOT-BC171039  Fagonia laevis P. A. Munz; R. D. Harwood 1920-4-3 3578 Riverside 30 mi. west of Blythe 365 Comment
  IRVC28531  Fagonia laevis John F. Green 2005-1-14 s.n. Riverside Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek Sonoran (Colorado) Desert 23 Comment
  RSA699080  Fagonia laevis J. Russell Bruff 1929-12-28 450 Riverside Dos Palmas Comment
  UCR23760  Fagonia laevis John C. Roos 1966-3-26 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 mi SE of Desert Center 366 Comment
  UCR277609  Fagonia laevis Aaron C. Sedgwick, Joella Adkins 2012-10-24 147 Riverside Sonoran (Colorado) Desert, Graham Pass Rd. in the Chuckwalla Mtns., c. 1 mile north of Graham Pass 421 Comment
  UCR85246  Fagonia laevis A. C. Sanders, P. J. MacKay, M. Jacobsmeyer, et al. 1995-3-5 15985 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
  UCSB41347  Fagonia laevis Millett, Barbara 1980-5-18 Riverside Corn Springs Wash, Corn Springs Rd 7 miles southwest of junction with Chuckwalla Rd. 457 Comment
  JOTR31894  Fagonia pachyacantha La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 2144 Riverside Joshua Tree National Park. West Cottonwood Mountains; east edge of Pinkham Wash east of Pinkham Canyon Road; loose, cobbley, south facing slope above large drainage Comment
  CAS-BOT-BC56788  Ferocactus cylindraceus Alice Eastwood 1913-4-30 3091 Riverside Field redacted by CAS, contact the data manager for more information Comment
  UC68657  Ferocactus cylindraceus var. lecontei H. M. Hall May, 1905 6013 Riverside Colorado Desert, Cottonwood Springs 670 Comment
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Oct 9 2010
  JOTR34182  Festuca microstachys La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 3232 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
  UCR2404  Festuca microstachys F. M. Reed 1920-6-14 4376 Riverside San Jacinto Mtns., Meadows and other ground about Idyllwild 1524 Comment
  UCR104078  Festuca myuros A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20653 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  UCR207328  Festuca myuros O. F. Clarke 2000-4-27 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR2410  Festuca myuros F. M. Reed 1906-3-7 897 Riverside Riverside. Hydrant [at] corner of Streight (?) and Hooker Ranches, Victoria Heights Comment
  LA13070  Festuca octoflora A. M. Johnson; 1932-3-19 3885 Riverside below Palm Springs Comment
  UCR84847  Festuca octoflora A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16126 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  SEINET8043951 Image available Ficus carica A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-1 41553 Riverside Peninsular Range: Eeastern Foot of the Santa Ana Mtns: Temescal Valley jsut below I-15 bridge near Hostettler Road, Se of Lee (Corona) Lake, south side of I-15, 2.17 km west of Lake St. at Alberhill. 363 Comment
  RSA525259  Filago californica Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4572 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 548 Comment
  UCR155942  Filago californica T. B. Salvato, Kent Beaman 2005-5-16 823 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
  UCR20728  Filago californica A. C. Sanders, Steve Boyd 1980-5-2 1405 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  POM254733  Filago depressa P. A. Munz 1940-3-23 15688 Riverside north end of Pinto Basin 610 Comment
  UCR239199  Filago gallica Steven R. Hill, A. C. Sanders 2001-5-4 33699 Riverside Peninsular Range, Temecula; along new gas line right-of-way, north of Del Ray Road near junction with Calle Pina Colada 381 Comment
  POM319678  Foeniculum vulgare Patricia Wilder 1970-10-30 4832 Riverside Prado Flood Control Basin east of Prado Dam. East of Chino Hills, Santa Ana River Drainage Area 152 Comment
  UCR154447  Forestiera pubescens A. C. Sanders, Mike Misenhelter 2005-6-15 30958 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
  NY43292  Fouquieria splendens C. R. Annable 1995-3-11 2269 Riverside Rest stop on I-10 Comment
  POM13038  Fouquieria splendens P. A. Munz, D. Keck 1922-4-9 4897 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  RSA784967  Fouquieria splendens Duncan S. Bell 2012-3-18 3217 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
  UCR263412  Fouquieria splendens Aaron C. Sedgwick, Brett Griffin 2012-3-28 036 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road. c. 6 miles south of Hwy I-10 323 Comment
  UCSB4146  Fouquieria splendens Sage, Paul 1958-3-22 Riverside Near junction-of road that crosses Joshua Tree Nat'l. Mon. to U.S. 60, this specimen from flat area 3 mi. So. of there 457 Comment
  RSA80819  Frankenia grandifolia F. W. Peirson 1924-6-21 4761 Riverside Alkaline flat near Lake Elsinore near south end 375 Comment
  CLARK-A1528-533  Frankenia grandifolia var. campestris Ruth Cooper 1941-6-8 65 K Riverside Perris Comment
  UCR259203  Fraxinus velutina Mitch Provance 2012-3-30 312- 02 Riverside San Gorgonio Pass, south of Banning at Smith Creek, near the corner of Coyote Trail and Old Idyllwild Rd. 693 Comment
  RSA612476  Fritillaria biflora Darin L. Banks 1997-2-23 1341 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The area along Magee Truck Trail between the headwaters of Pala Creek at the southern extremity of the Reservation to the Riverside/San Diego County line border. 402 Comment
  RSA702728  Funastrum cynanchoides var. hartwegii Scott D. White, Michael Honer 2004-4-6 10061 Riverside Temescal Valley, just north of the I-15 Freeway and east of Indian Truck Trail, south and west of Lee Lake. 335 Comment
  UCD121394  Funastrum cynanchoides var. hartwegii R. S. Woglum 1934-3-18 633 Riverside Central part of county. Snow Creek (north-west of Palm Springs). Comment
  JOTR35150  Funastrum hirtellum La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 3262 Riverside Joshua Tree National Park. West Cottonwood Mountains; bouldery side canyon leading into southeast Pinkham Wash (Stop 4) Comment
  UCR241528  Funastrum hirtellum A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40635 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass at large wash crossing Graham Pass Rd. north of the summit 410 Comment
  SEINET10580702  Funastrum hirtellum Dunn 1932-3-26 Dunn s.n. 1932 Riverside Box Canyon Comment
  LA208395  Galium andrewsii Robert G. Engman; sn Riverside San Jacinto Mountains, San Jacinto Mts Comment
  POM172216  Galium andrewsii subsp. andrewsii M. French Gilman 1928-5-27 1155 Riverside Banning. Comment
  UCR122534  Galium andrewsii subsp. andrewsii George K. Helmkamp, E. A. Helmkamp 2001-5-20 6678 Riverside San Jacinto Mountains, Morris Ranch Rd., 2.1 mi NE of CA-74 1570 Comment
  SBBG47440  Galium angustifolium subsp. angustifolium N. C. Cooper 1944-7-15 1539 Riverside Idlewild 1524 Comment
  RSA613657  Galium aparine D. L. Banks, Victor W. Steinmann 1997-3-13 1463 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  RSA613406  Galium porrigens D. L. Banks 1997-4-5 1685 Riverside NW Palomar Mountains, Agua Tibia Mountains: Agua Tibia Wilderness Area. South of Dorland Mountain, just east of the Wilderness Area boundry with the Pechanga Indian Reservation, along a tributary of the north fork of Pechanga Creek. 670 Comment
  UCR208877  Garrya flavescens subsp. pallida W. E. Pequegnat 1940-12-27 s.n. Riverside Peninsular Range; Santa Ana Mtns., between Trabuco and Santiago peaks 1311 Comment
  RSA601080  Garrya veatchii A. C. Sanders, S. Hawkins, J. Goetzen 1996-5-1 18121 Riverside Morongo Indian Reservation, SE edge of Burro Flats. 1098 Comment
  RSA748224  Garrya veatchii T. Scott, A. Townesmith, K. M. Meyer 2007-3-9 115 Riverside Cleveland National Forest. 0.8 mile down Woodridge Rd. in town of Oak Grove, at Oak Grove trailhead. 855 Comment
  RSA788813  Gayophytum Robert F. Thorne, Walter Wisura 1977-9-17 50777 Riverside San Jacinto Mountain: Long Valley to Round Valley along trail to summit. 2591 Comment
  POM15056  Gayophytum diffusum subsp. parviflorum Mary F. Spencer 1922-7-2 703 Riverside Idyllwild, San Jacinto Mountains. 1524 Comment
  CAS-BOT-BC303571  Geraea canescens Peter H. Raven 1958-2-15 11585 Riverside Along US Highway 60, 8.7 miles E of road to WIley Wells Comment
  POM30733  Geraea canescens W. G. Wright s.n. Riverside Agua Caliente (Palm Spring), Colorado Desert. Comment
  POM8096  Geraea canescens P. A. Munz, R. D. Harwood 1920-4-3 3572 Riverside Ford's Well west of Blythe. 305 Comment
  SBBG32350  Geraea canescens L. S. Rose 1967-12-20 67183 Riverside ca. 6 mi SE of Thousand Palms 15 Comment
  UCR134611  Geraea canescens Marisa Sripracha, Kyle Boyd 2004-2-14 018 Riverside Sonoran (Colorado) Desert, Myoma, near 38th Street and Washington Ave, on the Coachella Valley Preserve 120 Comment
  UCR85088  Geraea canescens A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16025 Riverside Sonoran (Colorado) Desert, Coachella Valley, City of Indio, just SW of Whitewater River channel at Auto Center Drive (Hwy 111) -7.5 Comment
  SEINET11849877  Geraea canescens J. F. Bright, Wyman, C. 1933-1 8054 Riverside near Indio Comment
  UC64177  Geranium californicum unknown 1897-7-22 722 Riverside San Jacinto Mt. 1828 Comment
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Jul 4 2010
  UCR163081  Gilia B. G. Pitzer 2000-5-7 4140 Riverside Sonoran (Colorado) Desert, extreme north end of Orocopia Mountains, Shavers Valley, at base of hills c. 0.5 mi. SE of Box Canyon Road. 341 Comment
  UCR178339  Gilia Tracy Tennant, Jeffrey Ross 1998-7-21 MOR- 653 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Hathaway Canyon, tree stand F-06 915 Comment
  RSA495817  Gilia angelensis Steve Boyd, T. S. Ross, L. Arnseth 1989-3-12 2927 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  RSA659468  Gilia angelensis J. C. Roos 1952-4-23 5578 Riverside 1 year old burn on north side Box Springs Mtns. 457 Comment
  RSA72287  Gilia angelensis F. W. Peirson 1929-5-4 8334 Riverside Summit of St John's grade. 792 Comment
  RSA768654  Gilia angelensis Justin M. Wood 2010-3-19 1427 Riverside Beaumont: Near Smith Creek, E of Sun Lakes off S Highland Home Rd. 747 Comment
  SBBG101794  Gilia angelensis S. Boyd with T. Ross, M. Hammitt 1991-5-2 6031 Riverside SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  UC880102  Gilia angelensis I. W. Clokey, B. C. Templeton 1930-4-9 4661 Riverside n Banning; n of Banning 1100 Comment
  UCR101798  Gilia angelensis George K. Helmkamp, E. A. Helmkamp 1997-3-5 1332 Riverside 2.8 mi SE of Gilman Hot Springs 518 Comment
  UCR133957  Gilia angelensis Mitch Provance, J. S. Ross 1998-3-27 MOR- 969 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, just south of the juction with the NE bound road to Deep Cyn. 915 Comment
  RSA700028  Gilia capitata Scott D. White, Michael Honer 2003-4-25 9108 Riverside San Bernardino Mountains: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. West side of road, on alluvial fan adjacent steep east-facing mountain slope. 610 Comment
  POM10428  Gilia capitata subsp. abrotanifolia Reed s.n. Riverside Riverside. Comment
  RSA470269  Gilia capitata subsp. abrotanifolia N. C. Cooper 1944-5-21 1221 Riverside San Jacinto Mountains, West side 915 Comment
  UC879873  Gilia diegensis P. A. Munz and I. M. Johnston 1922-5-20 5484 Riverside Kenworthy San Jacinto Mts., Kenworthy 1402 Comment
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Mar 25 2011
  RSA692193  Gilia latifolia Scott D. White, Michael Honer 2003-5-14 9294 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  UCR154456  Gilia ochroleuca Jason L. Hlebakos 2005-5-30 805 Riverside Peninsular Range, Durasno Valley, SE of Coahuilla Indian Reservation, c. 11 mi east of Bonnie Road, and c. 6 mi SSW of Anza 1402 Comment
  RSA0017095  Gilia ochroleuca subsp. exilis Scott D. White 1991-5-13 91 -114 Riverside Hwy 79, immediately W of U.S. Forest Service Campground at Dripping Springs. 549 Comment
  RSA0017090  Gilia ochroleuca subsp. exilis D. L. Banks, Rashmi Pant 1996-5-13 1014 Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; Along the base of a xeric, arkose ridge, in a small drainage, approximately 400 m E of the Dripping Springs Guard Station, just S of Hwy. 493 Comment
  RSA125302  Gilia stellata P. H. Raven 1958-2-15 11573 Riverside 24.7 miles east of turn to Corn Springs, Chuckwalla Mountains. Comment
  RSA469738  Gilia stellata Christopher Davidson 1973-4-1 1836 Riverside Palm Springs. 488 Comment
  SBBG5903  Gilia stellata H. and M. Dearing 1942-3-10 4823 Riverside Dos Palmas Cyn Comment
  UCR50577  Gilia stellata B. G. Pitzer 1988-3-10 0660 Riverside Sonoran (Colorado) Desert, west side Chuckwalla Mountains, on gas line road c. 1.5 mi north of intersection with Red Cloud Mine Road (& wash); c. 2 mi. airline south of Hwy I-10 489 Comment
  UCR158285  Githopsis diffusa A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30111 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
  RSA614468  Githopsis diffusa subsp. candida D. L. Banks 1997-4-5 1707 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. South of Dorland Mountain, just west of the Wilderness Area boundry, along a tributary of the north fork of Pechanga Creek. 518 Comment
  UCR110382  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. south of Eden Hot Spring 433 Comment
  UCR94490  Glinus lotoides Steve Boyd 1981-9-2 s.n. Riverside Gavilan Hills, south of Lake Mathews on Cajalco Rd., 1 mi west of Archer Rd. Comment
  UC69360  Glyceria striata H. M. Hall Jul 1901 2553 Riverside Fuller's Mills Mountains; San Jacinto Mts. 2042 Comment
Read comments
Aug 13 2006
  CLARK-A1528-1847  Gnaphalium bicolor John C. Roos 1952-2-29 5374 Riverside Reche Canyon 548 Comment
  UCR90599  Gnaphalium californicum Scott D. White 1995-6-29 3380 Riverside Santa Ana Mtns., Murrieta Creek, NW of Murrieta, upstream from Cole Creek confluence, at Calle de Oso Oro Rd. crossing 351 Comment
  RSA0060583  Gnaphalium californicum Bob Rogers 1984-4-14 8 Riverside Collected in the San Jacinto river-bed on the North side of Highway 74, 0.5 miles past Cranston ranger station going East from Hemet towards Mountain Center. 610 Comment
  RSA314478  Gnaphalium luteoalbum R. F. Thorne, Kay Wright, R. K. Benjamin 1982-10-8 55375 Riverside Mouth of Whitewater Canyon near Whitewater Post Office in sandy wash between old and new highway bridges and along Whitewater River. 412 Comment
  UCR55322  Gnaphalium luteoalbum L. F. LaPre 1988-7-22 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, at the begining of Oak Hill Trail, Nature Conservancy Preserve Comment
  UCR92247  Gnaphalium luteoalbum Scott D. White 1995-7-7 3448 Riverside City of Riverside, Market Street crossing at Santa Ana River 344 Comment
  RSA192005  Gnaphalium microcephalum H. A. Zuill 1966-7-7 280 Riverside San mateo canyon, 9-10 miles SW of Murrieta. Comment
  POM14363  Guillenia lasiophylla P. A. Munz, D. D. Keck 1922-4-9 4805 Riverside Chuckwalla Valley, 10 miles east of Shavers well. 152 Comment
  RSA543153  Guillenia lasiophylla Steve Boyd, Mike Hammitt 1991-5-2 6103 Riverside Vail Lake region, SW and W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  UC494550  Guillenia lasiophylla Philip A. Munz 1932-3-13 11980 Riverside Deep Canyon Coachella Valley 91 Comment
  CLARK-A1528-1096  Gutierrezia bracteata John C. Roos 1940-9-2 222 Riverside Jackrabbit Trail 609 Comment
  SBBG95150  Gutierrezia californica S. D. White 1990-10-2 Riverside St Hwy 79, immediately W of Dripping Springs Guard Station 487 Comment
  UCR202216  Gutierrezia californica Denise Woodard, G. Nuhn 1995-8-21 s.n. Riverside Peninsular Range; Perris-Aguanga Basin, 300 acre parcel at west end of Domenigoni Valley, c. 3 miles south of Winchester on the west side of Winchester Rd. 470 Comment
  CAS-BOT-BC540847  Gutierrezia sarothrae Sarah J. De Groot; Duncan S. Bell 2015-9-21 7580 Riverside Santa Rosa Mountains SSW of Palm Desert. Along Dunn Rd, between Asbestos Mountain and Haystack Mountain 1240 Comment
  OBI16358  Gutierrezia sarothrae H. E. McMinn 1935-6-23 3938 Riverside About 1/2 mi S of Elsinore Comment
  SEINET2046411 Image available Gutierrezia sarothrae Howard Scott Gentry 1948-7-20 8178 Riverside Gentry Farm, ca. 3 mi NE of Murrieta. Comment
  UCR260529  Gutierrezia sarothrae T. B. Salvato 2014-5-29 8041 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
  UCR163666  Haplopappus acradenius John F. Green 2005-10-26 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley; ENE of Salton Sea State Park, along Coachella Canal 24 Comment
  RSA645374  Haplopappus pinifolius A. C. Sanders 1995-11-26 17908 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga & Anza, S of Hwy 371. Small cyn crossing Spanish Spur Trail ca. 0.1 mi. N of Deer Spr. Trail, 0.2 mi N of Kearsarge Rd. NE/4 sec. 22. 1189 Comment
  SDSU13561  Hazardia squarrosa var. grindelioides W. Miller with C. Mosse 1972-7-12 Riverside R.R. bed 50 yards west of erosion area. Comment
  CLARK-A1528-1938  Helenium puberulum John C. Roos 1937-7-11 2417 Riverside Reche Canyon Comment
  UCR60263  Helianthemum scoparium Steve Boyd, T. S. Ross, L. Arnseth 1989-6-10 3698 Riverside Peninsular Range, Vail Lake area, benches of Arroyo Seco and slopes of hills to the east 488 Comment
  CAS-BOT-BC305419  Helianthus annuus Wesley Griesel 1960-8-24 215 Riverside Near Hemet 457 Comment
  OBI16329  Helianthus annuus Lewis S. Rose 1966-12-11 66095 Riverside Palm Springs 152 Comment
  UCD132794  Helianthus annuus K. Esau 1935-6-20 s.n. Riverside Beaumont Grade. Comment
  UCR103900  Helianthus annuus B. G. Pitzer 1997-4-11 3102 Riverside Lakeview Mountains, Pulsar View Road, c. 0.5 mi. (air) SSE of Mt. Rudolph. 640 Comment
  UCR260962  Helianthus annuus Duncan S. Bell 2013-1-30 4456 Riverside Sonoran (Colorado) Desert, the Mecca Hills, beside the Coachella Canal and the powerlines at the base of the mountains in narrow desiccating depressions where winter rains had collected 23 Comment
  UCR177706  Helianthus gracilentus Michael Wall 1996-7-1 166 Riverside Transverse Ranges; San Bernardino Mtns., Cherry Valley, Beaumont Ave./Oak Glen Rd, 2.6 mi N of Cherry Valley Blvd, top of steep E slope of Little San Gorgonio Creek 1037 Comment
  UCR19739  Helianthus gracilentus W. W. Mayhew 1977-10-1 s.n. Riverside San Jacinto Mtns., [Hwy 243] 1 mi SE of Poppet Rd. 1341 Comment
  UC218032  Heliotropium curassavicum P. A. Munz and D. Keck Apr 9 1922-Apr 12 1922 4880 Riverside vicinity of Corn Springs; Colorado Desert, Chuckwalla Mts. 457 Comment
  POM360280  Hemizonia fasciculata Christopher Davidson 1977-5-25 5657 Riverside Mesa de Burro Santa Rosa Plateau area of Santa Ana Mountains. 701 Comment
  UCR180106  Hemizonia fasciculata Mitch Provance 2003-4-26 9892 Riverside Santa Ana River Valley, northern extreme of the La Sierra Hills, on the N-facing slopes and ridges just south of Crestlawn Memorial Cemetery 427 Comment
  RSA450491  Hemizonia kelloggii J. C. Roos 1965-6-27 s.n. Riverside Reche Canyon Comment
  UCR116670  Hemizonia kelloggii A. C. Sanders, Carolyn Washburn 2001-5-10 24242 Riverside Perris-Aguanga Basin, 1 mi. south of Winchester on the east side of Hwy 79 (Winchester Rd.) just south of Patton Ave. 488 Comment
  UCR132838  Hemizonia mohavensis A. C. Sanders, Steve Boyd, Jeff Ross, , Mitch Provance 1998-10-25 22275 Riverside San Jacinto Mtns., along entrance road to McCall Memorial Park, c. 0.5 mi. west of Mountain Center 1355 Comment
  UCR211882  Hemizonia mohavensis Valerie Soza, Steve Boyd, Neil Gilbert 2000-12-6 1068 B Riverside Peninsular Range; San jacinto Mountains, Keen Camp Road, east of Hwy 74, west of entrance gate to Camp Tahquitz Meadows 1402 Comment
  UCR217513  Hemizonia mohavensis Karyn L. Drennen 2009-7-22 002 Riverside San Jacinto Mtns, Chimney Flats 1354 Comment
  RSA715766  Hemizonia paniculata A. C. Sanders, Guy Bruyea 2003-6-12 26897 Riverside Winchester, SE side of town between Simpson Ave. and Olive Ave., east of Hwy 79/Winchester Rd. 450 Comment
  RSA737436  Hemizonia paniculata Justin M. Wood 2008-8-31 120 Riverside Romoland, 1/4 mile S of Ethanac Rd. between San Jacinto Rd. and Palomar Rd. just south of railroad tracks. 442 Comment
  UCR136162  Hemizonia paniculata A. C. Sanders 2004-6-20 28216 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 305 Comment
  UCR114639  Hemizonia pungens subsp. laevis Fred M. Roberts 1992-8-5 4846 Riverside Anza Valley, Cahuilla Indian Reservation, near northern edge 1170 Comment
  UCR189569  Hemizonia pungens subsp. laevis Lee A. Ripma 2007-10-11 020 Riverside Peninsular Range; San Jacinto foothills, 0.1 mi north of main paved road and c. 0.2 mi west of Potrero Creek 655 Comment
  SD10372  Hesperocallis undulata Irma van Gorder 1935-2-24 Riverside Painted Canyon. Comment
  SEINET5866979 Image available Hesperoyucca whipplei var. whipplei Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28525 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert. 1236 Comment
  POM46855  Heterocodon rariflorum Charlotte M. Wilder 1903-07 s.n. Riverside Strawberry Valley, San Jacinto Mountains. 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
  RSA0074601  Heterotheca fastigiata Orlando Mistretta, Duncan Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5012 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm). 750 Comment
  OBI8316  Heterotheca grandiflora David J. Keil, Malcolm McLeod 1977-3-26 12008 -2 Riverside 0.2 mi NW of Prado Dam on Calif 71 183 Comment
  SDSU13566  Heterotheca grandiflora W. Miller with C. Mosse 1972-7-13 Riverside West of M.W.D. Station. Comment
  SDSU4589  Heterotheca grandiflora James C. Dice, J. Dewald 1987-9-28 729 Riverside North side of Temecula Gorge, near entrance to field station site, ca. 4.5 km ENE of Gavilan Mountain. T3S, R3S, northeast 1/4 of northeast 1/4 of section 27. 329 Comment
  UCR92177  Heterotheca grandiflora D. L. Banks, Steve Boyd 1995-10-17 0770 Riverside NW Palomar Mtns, Cleveland National Forest, Agua Tibia Mtns, Agua Tibia Wilderness Area, south of Dripping Springs Campground 512 Comment
  SEINET3167706  Heterotheca sessiliflora var. sanjacintensis J. C. Semple, J. Chimielewski 1987-9-30 8985 Riverside CA-74, 12.7 km S of CA-243, S of Lake Hemet Comment
  OBI52046  Heuchera hirsutissima Michael Curto, Linda Allen 1990-6-18 664 Riverside Santa Rosa Mt, NW slope, Santa rosa Mt rd 9SBNF 7S02) ca 1.5 km W of Santa Rosa Springs campground 2250 Comment
  RSA0100142  Heuchera hirsutissima Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8584 Riverside Santa Rosa Mountains; collecting on forested slope between forest service road and the summit of Santa Rosa Mountain. 2324 Comment
  UCR74358  Hibiscus denudatus Theo Glenn 1991-4-30 91- 56 Riverside Sonoran (Colorado) Desert, McCoy Mtns, NW of Blythe 280 Comment
  POM360476  Hieracium horridum Albert J. Perkins 1916-9-15 s.n. Riverside Summit, Tahquitz Peak. Comment
  SEINET10598947  Hilaria rigida Joseph A. Ewan 1931-4-2 Ewan 4096 Riverside Common in gravelly soil 10 miles north of Edon. Comment
  SEINET6654964  Hoffmannseggia densiflora Elizabeth Neese 1979-4-10 7078 Riverside Ca 25 miles west of Blythe, desert along interstate 10.; 0 244 Comment
  JEPS48855  Hoffmannseggia glauca Marjorie D. Clary 1932-5-22 934 Riverside Hexie Mountains, Pleasant Valley Pleasant Valley; Hexie Mountains, Pleasant Valley Comment
  RSA698741  Hoffmannseggia microphylla W. Marquart 1938-3-12 s.n. Riverside 15 mi. W of Blythe. Comment
  SDSU13837  Hoita macrostachya W. Miller Riverside Comment
  UC718285  Hoita orbicularis Carl B. Wolf 1936-6-17 7964 Riverside Tenaja Rd 1 mi s La Cienaga (headwaters of creek); Santa Ana Mts., San Mateo Creek 609 Comment
  UCR113935  Holcus lanatus Mitch Provance, A. C. Sanders 2000-7-4 2102 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  RSA572999  Hordeum brachyantherum subsp. californicum Steve Boyd 1986-4-19 1717 Riverside Warm Springs Valley, Alberhill Creek E of Nichols Road. Comment
  UCR121802  Hordeum depressum A. C. Sanders, Carolyn Washburn 2001-4-17 24052 Riverside San Jacinto Valley, southwest edge of Hemet, north of Stetson Av. midway between Warren Rd. and California Av., east of canal 457 Comment
  UCR76162  Hordeum depressum A. C. Sanders 1993-4-1 13661 Riverside Perris-Aguanga Basin Region, western edge of Hemet, 14 acre parcel at NE corner of intersection of Myers St. and Devonshire Ave., 0.75 mile NE of the intersection of Florida Ave (Hwy 74) and Warren Rd, just south of Tres Cerritos 460 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
  UCR269907  Hordeum intercedens D. E. Bramlet, Amy Hills, R. E. Riefner Jr., Russell Huddleston 2005-3-2 3661 Riverside Perris-Agunaga Basin Region; San Jacinto Valley, west of Hemet, east of San Diego Canal, west of Warren Rd., south of Hwy 74, north of W Stetson Ave. 457 Comment
  UCR201424  Horkelia clevelandii Scott D. White, Justin M. Wood 2008-6-17 12155 Riverside San Jacinto Mountains, south of Hwy 79 near Keen Camp Summit 1463 Comment
  SD2234  Horkelia clevelandii var. clevelandii Florence Youngberg 1933-8-28 Riverside Idyllwild Pines, San Jacinto Mts. Comment
  POM230992  Horsfordia alata Marjorie D. Clary 1932-12-11 2566 Riverside Canyons southwest of Coral Reef Ranch, Coachella at base of Santa Rosa Mountains 152 Comment
  CAS-BOT-BC312581  Hulsea vestita subsp. callicarpha P. A. Munz 1922-7-7 6056 Riverside San Jacinto Mts. Zigzag on trail south of Hidden Lake 2346 Comment
  RSA679986  Hulsea vestita subsp. callicarpha LeRoy Gross, Firoozeh Navidara, Valerie Soza 2003-6-23 1118 Riverside Black Moutain Road (4501), southeast of Black Mountain & northwest of Fuller Mill Creek. 2012 Comment
  UCR95940  Hulsea vestita subsp. callicarpha Scott D. White 1996-8-1 4436 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  RSA234092  Hydrocotyle ranunculoides R. F. Thorne, E. W. Lathrop 1969-6-6 39347 Riverside Santa Rosa Plateau: Ranch California; along small stream. 610 Comment
  UCR109737  Hydrocotyle ranunculoides R. E. Orth 1963-3-8 s.n. Riverside Riverside, Santa Ana River 213 Comment
  POM361071  Hymenoclea salsola M. B. Dunkle 1937-3-25 4946 Riverside Colorado Desert. Shaver's Well Comment
  POM361076  Hymenoclea salsola Elbert Benjamine 1929-4-6 s.n. Riverside Coachella Valley, Colorado Desert. Comment
  POM361079  Hymenoclea salsola P. J. Remple 1942-3-1 s.n. Riverside Near Palm Springs. Comment
  RSA126704  Hymenoclea salsola Peter H. Raven 1958-1-23 11414 Riverside 2.7 miles west of Whitewater Post Office. Comment
  UCSC001455  Hymenoclea salsola Peter Kamb 1948-4-11 867 Riverside Aqueduct Road 5 mi east of Garnet Aqueduct Road, Garnet - Coachella Valle 305 Comment
  UC64189  Hypericum formosum var. scouleri H. M. Hall 689 Riverside Strawberry Valley San Jacinto Mts., Strawberry Valley 1615 Comment
  RSA613641  Hypochaeris glabra D. L. Banks, Victor Steinmann 1997-3-13 1478 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  UCR281526  Hypochaeris glabra Mitch Provance, Matt K. Beyers, John Hazlett 2017-3-30 317- 94 Riverside Temescal Valley, S of the 15 Fwy., 0.3 miles W of Hostettler Rd. 384 Comment
  CAS-BOT-BC158106  Hyptis emoryi W. R. O. 1974-6-28 0415 Riverside West Riverside Mnts in pass area Comment
  JOTR32428  Hyptis emoryi La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2124 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  LA61596  Hyptis emoryi Joseph Andorfer Ewan; 1929-2-22 3686 Riverside San Jacinto Mountains, Palm Canyon 304 Comment
  POM69497  Hyptis emoryi George B. Grant 1906-5-1 776 -6610 Riverside On Colorado Desert at Palm Springs. Comment
  RSA20010  Hyptis emoryi I. W. Clokey 1935-4-17 6866 Riverside Colorado Desert. Shafer [Shavers] Wells - Cottonwood Springs. 25 Comment
  RSA420185  Hyptis emoryi Bonnie C. Templeton 1930-3-22 1642 Riverside Palm Springs. 400 Comment
  RSA516910  Hyptis emoryi Steve Boyd, Orlando Mistretta 1986-3-13 1451 Riverside West Side Palen Mts: NE of Desert Center; first large canyon at NW tip of western segment of range. Comment
  RSA788983  Hyptis emoryi Aaron C. Sedgwick, David Fraker 2012-3-28 23 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  UC1595687  Hyptis emoryi W. Wisura, J. Dolan, and C. Demme 1992-4-13 4684 Riverside n base Chuckwalla Mts. (Corn Spring); n base of Chuckwalla Mts., Corn Spring Comment
  RSA0042540  Hyptis emoryi Samuel Bonsal Parish 1917-4-4 Riverside Near Palm Springs. Comment
  UCR54047  Ipomoea triloba A. C. Sanders 1988-11-6 8737 Riverside Coachella Valley, W side of Hwy 86/Harrison St., 6.25 mi. south of junction with Hwy 111 in Coachella and 3.85 mi. north of Valerie Jean, 0.55 mi north of Ave. 60 -35 Comment
  SDSU13569  Isocoma menziesii var. vernonioides W. Miller 1972-8-25 Riverside Northwest cornerr along roadside in coastal sage. Comment
  UC63200  Isocoma menziesii var. vernonioides H. M. Hall 1902-4-1 2969 Riverside vicinity of Riverside 304 Comment
  CAS-BOT-BC69944  Isoetes howellii Robert F. Thorne; Earl Lathrop; P. Munz 1968-5-8 37568 Riverside Santa Rosa Plateau: On Mesa de Colorado, Rancho California. 670 Comment
  RSA234045  Isoetes howellii R. F. Thorne, E. Lathrop 1969-5-19 37974 Riverside Santa Rosa Plateau: Rancho Caifornia, Mesa de Colorado 625 Comment
  SEINET7048067  Isomeris arborea Steven R. Hill 2001-4-29 33544 Riverside Whitewater Canyon, east side of canyon, east of Whitewater Canyon Road, about 2 miles north of Route I-10. Elevation about 1800 feet. Comment
  UC500547  Isomeris arborea Aven Nelson 1930-3-1 11168 a Riverside n of Palm Springs Comment
  UC596807  Isomeris arborea Rensselaer J. Smith May 1904 Riverside Whitewater Comment
  RSA85817  Ivesia santolinoides E. C. Jaeger 5445 Riverside County Well Canyon [6.8 miles below Pinyon Well on the road to Indio, presumably in what is now called Pushawalla Canyon] Comment
  RSA613135  Jepsonia parryi D. L. Banks 1997-3-6 1405 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
  RSA0011075  Juglans californica Scott D. White 1995-3-30 2683 Riverside Moreno Valley; base of Badlands slopes, N of Highland Blvd. and W of Theodore St. 579 Comment
  RSA597231  Juglans nigra A. C. Sanders, S. Hawkins 1996-4-24 18085 Riverside San Bernardino Mtns: Morongo Indian Reservation, vicinity of natural pond & bog at SE edge of Burro Flats. 1098 Comment
  SD233866  Juglans nigra A. C. Sanders, J. Goetzen 1996-5-1 18134 Riverside San Bernardino Mtn.: Morongo Indian Reservation, along dirt road in Hathaway Crk. Cyn., N of Banning. Below road on lower cyn. Slopes. 792 Comment
  UC1787289  Juglans nigra A. C. Sanders, J. Goetzen 1996-5-1 18134 Riverside San Bernardino Mountains; Morongo Indian Reservation, along dirt road in Hathaway Crk. Cyn., N of Banning 792 Comment
  RSA85105  Juncus bufonius J. C. Roos 1952-4-30 5602 Riverside Between Camp Haan and Riverside 534 Comment
Read comments
Feb 20 2007
  UCR202245  Juncus bufonius 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
  RSA500202  Juncus bufonius var. bufonius Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3541 Riverside Vail Lake area, pond and freshwater marsh in Kolb Crk. just south of the lake. Comment
  RSA70059  Juncus bufonius var. occidentalis F. W. Peirson 1922-5-19 3019 Riverside Menifee Valley, south of Perris. 457 Comment
  UC1931241  Juncus effusus Scott D. White, Justin Wood 2008-7-9 12420 Riverside San Jacinto Mountains: Johnson Meadow (Idyllwild) Comment
  RSA17254  Juncus macrophyllus Carl B. Wolf 1936-6-17 7959 Riverside Santa Ana Mountains, Tenaja Road: road to La Cienaga, 1.4 mile off Ortega Highway. 610 Comment
  UCR167326  Juncus macrophyllus Scott D. White, Angelia Carey 2004-4-16 10177 Riverside San Jacinto Mountain foothills, Indian Creek and adjacent slopes 610 Comment
  UCR24961  Juncus macrophyllus A. C. Sanders 1980-7-22 1714 Riverside Peninsular Range; San Jacinto Mtns., Drainage of the N fork of the San Jacinto River, along Forest Service Road 4S02, c. 0.1 mi south of Dark Canyon campground and c. 2.5 - 3 mi north of Pine Cove 1768 Comment
  POM14183  Juncus mexicanus Phillip A. Munz 1922-6-23 5775 Riverside Hemet Valley, San Jacinto Mountains, [on Garner Ranch - 5784] 1372 Comment
  RSA69630  Juncus mexicanus F. W. Peirson 1924-6-1 4676 Riverside River lands along Santa Ana River. 152 Comment
  UC1601797  Juncus mexicanus H. M. Hall Jun 1901 2031 Riverside Thomas Valley San Jacinto Mountains 1371 Comment
  UCR266359  Juncus mexicanus D. E. Bramlet 2005-6-28 3883 Riverside Murrieta, Elm St. NE of I-15, just S of I-215 junction 329 Comment
  CLARK-A1045-60  Juncus rugulosus George K. Helmkamp 1978-6-1 Riverside Santa Ana Mountains head of De Luz Creek; Wildomar 7.5' Q Comment
  UCR37449  Juncus textilis Steve Boyd 1981-2-2 s.n. Riverside Gavilan Hills, upper Arroyo del Toro along old road grade (Lindell Rd.) west of Bull Canyon Road, at old homestead site 610 Comment
  UCR39205  Juncus xiphioides M. Roskey, F. Boyen 1985-5-28 524 Riverside Transverse Range, Big Morongo Preserve of The Nature Conservancy. south of Morongo Valley, main canyon - 2 mi downstream, where the old gate stood. 640 Comment
  UCR121100  Juniperus californica A. C. Sanders, Mark Elvin, M. S. Enright 2002-4-16 24959 Riverside The Badlands, Laborde Canyon and adjacent slopes and side canyons, 1 mile east of Mt. Eden, SW of Beaumont 610 Comment
  UCR90975  Juniperus californica Scott D. White 1995-12-30 3803 Riverside Perris Basin, SW of Perris, above S bank of San Jacinto River. 442 Comment
  CAS-BOT-BC234594  Justicia californica Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9557 Riverside 1 mile below Cottonwood Springs Comment
  LA202783  Justicia californica Carl Epling; 1927-3-27 sn Riverside Palm Springs Comment
  POM11223  Justicia californica E. A. McGregor 1917-3-18 731 Riverside 6 mi., Painted Canyon. Comment
  RSA304957  Justicia californica S. Carlquist 1982-4-18 15672 Riverside 2.2 miles north of entrance (from highway 10) to Joshua Tree National Monument. Comment
  RSA463156  Justicia californica Lyman D. Benson 1933-3-31 4183 Riverside Beginning of Hemet Road [presumably Hwy 74 on desert side, Deep Cyn.] Colorado Desert watershed. 549 Comment
  UC494557  Justicia californica Philip A. Munz 1932-3-14 11971 Riverside Deep Canyon Coachella Valley, Deep Canyon 91 Comment
  UC700978  Justicia californica Aven and Ruth Nelson 1939-3-22 3219 Riverside Palm Springs Comment
  JOTR32596  Kallstroemia californica La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2664 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  UCR251725  Kallstroemia californica Deidre Conocchioli, Billy Sale, Naomi Fraga 2013-9-25 55 Riverside Sonoran (Colorado) Desert, east of Alligator Rock; from I-10 at Desert Center, head south on CA 177 to BLM Rd 394 (dirt), collection site is 1.1 miles SW of I-10 exit ramp 334 Comment
  UCR89730  Kallstroemia californica J. M. Stewart 1990-9-23 661 Riverside Sonoran (Colorado) Desert, Interstate Hwy 10, 1.5 mi. west of Wiley Well Road. Comment
  POM305667  Keckiella antirrhinoides Henry J. Ramsey, Henry J. Ramsey 1939-4-22 999 Riverside Hemet-Anza, Bautista Creek Road. Comment
  RSA559311  Keckiella antirrhinoides Steve D. Boyd, Tim S. Ross, Dave Bramlet 1993-5-13 7360 Riverside Southern santa Ana Mountains, San Mateo Canyon Wilderness Area. san Mateo Canyon., Along stream and adjacent benches and lower slopes about the confluence with Los Alamos Canyon, near junction of Teneja Road (7S01) and Los Alamos Road (7S04). 396 Comment
  RSA0018942  Keckiella antirrhinoides subsp. antirrhinoides John F. Emmel 1973-3-3 414 Riverside South Fork of San Jacinto River, west of Hemet. 823 Comment
  RSA0092491  Keckiella antirrhinoides subsp. microphylla Mark E. Fishbein, Victor Steinmann, Ivonne Steinmann, Mark Porter, Stephen Dreher 1999-12-4 4104 Riverside Santa Rosa Mountains, Deep Canyon, just east of California 74. 823 Comment
  LA35236  Keckiella antirrhinoides var. antirrhinoides Mary V. Hood; 1942-6-13 42- 37 k* Riverside rd between Temecula and Aguanga 426 Comment
  RSA543939  Keckiella cordifolia Steve D. Boyd 1991-5-10 6217 Riverside Santa Ana Mountains, base of range, just N of mouth of Hagador Cyn at bottom of Skyline Drive. 427 Comment
  UCR107283  Keckiella cordifolia George K. Helmkamp, E. A. Helmkamp 1998-8-17 4444 Riverside Santa Ana Mtns., San Juan Canyon along the Ortega Hwy (Calif. Hwy 74) beside the Orange Co. line 503 Comment
  UCSB26203  Keckiella ternata Gliessman, Stephen 1968-7-17 Riverside on north side of Little Thomas Mountain Road; 2.6 miles north of junction with Highway 74 1524 Comment
  RSA561076  Koeleria macrantha Steve Boyd, O. Mitsretta 1992-4-22 7003 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Indian Potrero Trail south from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon. 610 Comment
  UCR19013  Koeleria macrantha John C. Roos 1952-4-29 5598 Riverside Reche Canyon 457 Comment
  SEINET260220 Image available Koeleria pyramidata M. Curto, L. Allen 1990-6-25 680 Riverside San Bernardino National Forest ; San Jacinto Mts SBNF Rd 5S10 ca 3km SE of Pine Cove 1830 Comment
  LA45673  Krameria bicolor K. Kinsel; 1930-4-5 sn Riverside Box Canyon Comment
  SD21520  Krameria bicolor Frank F. Gander 1938-5-21 5762 Riverside Shaver's Summit Comment
  HSC47314  Krameria erecta R. W. Spjut, C. E. Edson 1978-5-6 5029 Riverside Colorado Desert, N face of Chuckawalla Mtns., 2.7 mi. S of Desert Center 335 Comment
  JEPS64845  Krameria erecta Marjorie Clary 1931-4-22 1 Riverside above Devils' Canyon; Coachella Valley, above Devils' Canyon Comment
  UCSB44667  Krameria erecta Hibbard, Doug 1977-5-16 Riverside Off north west side of Hwy 74, 11.8 miles from its intersection with Hwy 111 1036 Comment
  RSA408610  Krameria grayi Ora M. Clark 1929-3-17 1751 Riverside S. La Quinta, Cali. Comment
  SEINET189692  Krameria grayi Annie M. Alexander, L Kellogg 1941-5-14 2166 Riverside Near Shaver Summit 503 Comment
  UC1543072  Krameria grayi Donald G. Nelson 1936-5-22 394 Riverside on trail down to stream in Palm Springs Canyon (Ribbon Wood Camp, Pines to Palms Highway, near base of Santa Rosa Mountains); near base Santa Rosa Mountains, Pines to Palms Highway Comment
  UC449696  Krameria grayi unknown 1917-5-19 3858 Riverside Palm Canyon; near palm grove Comment
  CLARK-A1528-1358  Krameria parvifolia var. imparata John C. Roos 1946-9-14 3006 Riverside San Jacinto Mountains 1066 Comment
  SD178133  Laennecia coulteri A. C. Sanders 2004-5-11 27844 Riverside Elsinore Basin Region: Alberhill Mountain, former clay mine area ca. 1 mile southeast of Alberhill. Margins of muddy pool in old clay pit. Around high water line of pool and in upper parts of dried bed. 438 Comment
  UCR256767  Lamarckia aurea T. B. Salvato, Thomas M. Sullivan Jr 2014-4-23 7880 Riverside Gavilan Hills, Southern CA Edison access road east of Lake Street, c. 1 mi north of Hwy 15 and Temescal Canyon 549 Comment
  UCR96882  Lamarckia aurea Scott D. White 1993-3-12 1185 Riverside Near Winchester 466 Comment
  POM12138  Lamarckia aurea Mary F. Spencer 1921-5-28 s.n. Riverside Near San Jacinto 549 Comment
  POM352656  Lamarckia aurea N. C. Cooper 1944-4-22 1128 Riverside Banning. 732 Comment
  UCR117347  Lamium amplexicaule Mitch Provance 1998-3-21 273 Riverside Jurupa Mountains, SW 'Rattlesnake Mt.', mesas below (SW of) the Ormand Quarry. 287 Comment
  UCR157946  Lamium amplexicaule T. B. Salvato, A. C. Sanders 2005-5-17 933 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
  UCR207784  Lamium amplexicaule O. F. Clarke 2004-3-13 s.n. Riverside San Bernardino Valley Region, Louis Rubidoux Nature Center, along the Santa Ana River, West Riverside 226 Comment
  UCR24236  Langloisia matthewsii John C. Roos 1937-4-23 803 Riverside Sonoran (Colorado) Desert, from Hwy 62 to Morongo Pass near Garnet, Coachella Valley Comment
  CAS-BOT-BC205630  Larrea tridentata James R. Shevock 1986-3-23 11357 Riverside Colorado Desert Region. Adjacent to Interstate 10 along Eagle Mountain Road, 3 miles west of Desert Center 350 Comment
  RSA165173  Larrea tridentata Mark Parratt 1962-2-24 110 Riverside E side of road in cathedral city. Colorado desert edge. Drainage area: Salton Sea. 152 Comment
  RSA784957  Larrea tridentata Duncan S. Bell 2012-2-12 3115 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  UCR177849  Larrea tridentata Marisa Sripracha, K. A. Boyd 2004-2-14 035 Riverside Sonoran (Colorado) Desert, Myoma, on the Thousand Palms Preserve, near the palm oasis just off Thousand Palms Drive 190 Comment
  RSA662182  Larrea tridentata var. tridentata Anne Greenberg 1981-5-17 105 Riverside Palm Desert, Hwy 74, 5 iles N of Hwy 111. Comment
  UC63214  Lasthenia coronaria H. M. Hall 1903-4-1 3832 Riverside vicinity of Riverside 365 Comment
  UC718551  Lasthenia coronaria Carl B. Wolf 1935-4-7 6306 Riverside 2 mi sw of Perris; Gavilan Hills Region 426 Comment
  CAS-BOT-BC329165  Lasthenia glabrata subsp. coulteri P. A. Munz; D. Keck 1922-4-15 4990 Riverside San Jacinto Lake near Moreno 365 Comment
  RSA609950  Lasthenia glabrata subsp. coulteri D. E. Bramlet 1995-5-5 2407 Riverside 7.5 km west of Lakeview and some 90m SE of the intersection of the Ramona expressway and Martin Road (Road to Lakeview Hot Springs). 435 Comment
  SEINET6413739  Lasthenia glabrata subsp. coulteri R. Spellenberg 2014-5-7 14776 Riverside S of Moreno valley, 1.6 km N of Ramona Expressway on Davis Road, toward San Jacinto Wildlife Area. 435 Comment
  UCR189566  Lasthenia glabrata subsp. coulteri Diane Menuz 2007-7-11 329 Riverside Peninsular Range, Perris Basin, San Jacinto Wildlife Area 436 Comment
  UC893748  Lasthenia gracilis K. Watkins and E. McClintock 1937-4-9 Riverside between Hemet and Winchester Comment
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Mar 20 2011
  UCR126365  Lasthenia gracilis A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 684 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  RSA680520  Lathyrus latifolius Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8633 -B Riverside San Jacinto Mountains: Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. i.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  OBI53606  Lathyrus vestitus var. alefeldii Steve Myers 1988-1 s.n. Riverside Temescal Cyn, ca 1/4 mi W of intersection of hwy I-15 & Indian Truck Trl 381 Comment
  SDSU14267  Lathyrus vestitus var. alefeldii Ryan Jacobson, Jeremy Mass 2000-4-19 8 Riverside Santa Margarita Ecological Reserve. Near west bank of Stone Creek, about 1 mile north east of south-side facility. 177 Comment
  SEINET11811304  Layia glandulosa J. F. Bright, Wyman, C. 1933-1 8078 Riverside near Palm Springs Comment
  RSA212922  Layia ziegleri L. B. Ziegler 1969-5-15 s.n. Riverside Hemet Valley, south of Kenworthy Ranger Station. 1372 Comment
  UCR213682  Layia ziegleri Justin M. Wood 2009-5-11 692 Riverside San Jacinto Mountains, Garner Valley, Quinn Flat area 1396 Comment
  CLARK-A1528-70  Leersia oryzoides John C. Roos, Lucille Roos 1951-10-24 5345 Riverside Riverside 259 Comment
  SD140222  Leersia oryzoides A. C. Sanders, O. F. Clarke & CNPS field trip 1991-10-5 11740 Riverside Riverside, Fairmont Park. Along Spring Brook between Lake Evans and Santa Ana River, circa 50-100 meters below the lake. Comment
  UCR249064  Lemna gibba Scott D. White, Michelle Balk 2006-6-13 11511 Riverside Perris Basin, north Hemet area, west side of Warren Road, just north of intersection with Esplanade, between San Diego Canal and Warren Road 457 Comment
  SBBG104095  Lepidium dictyotum A. C. Sanders 1993-4-5 13683 Riverside western edge of Hemet, NE corner of intersection of Myers St. and Devonshire Ave, 0.75 mi NE of intersection of Florida Ave (St Hwy 74) and Warren Rd Just S of Tres Cerritos; T5S, R1W, SW/4 of NE/4, S7 460 Comment
  UC519844  Lepidium fremontii N. Dunn and A. M. Martin Mar 26 1932-Mar 27 1932 Riverside Cottonwood Springs Comment
  CDA24928  Lepidium lasiocarpum var. georginum G. D. Barbe, T. C. Fuller 1973-2-28 1069 Riverside 4.6 miles south of I-10 on Wiley s Well Road, west of Blythe. 0 Comment
  UC10638  Lepidium lasiocarpum var. lasiocarpum W. G. Wright 1889-1 1756 Riverside Colorado Desert Comment
  UCR226072  Lepidium latipes A. C. Sanders, T. B. Salvato 2011-4-1 38941 Riverside Peninsular Range, Lake Elsinore, SW of Baker St. along dirt branch road to microwave tower, near large water tank on hill 409 Comment
  CAS-BOT-BC89852  Lepidium nitidum Robert F. Thorne; Earl W. Lathrop 1969-5-12 37947 Riverside Santa Rosa Plateau. Mesa de Colorado, Rancho California. 624 Comment
  SEINET3523568 Image available Lepidium nitidum A. R. Gillogly 1966-3-19 Riverside 19 miles east of Indio on Highway 60. Comment
  UCR180109  Lepidium nitidum Mitch Provance 2003-4-26 9894 Riverside Santa Ana River Valley, northern extreme of the La Sierra Hills, on the N-facing slopes and ridges just south of Crestlawn Memorial Cemetery 427 Comment
  SBBG101691  Lepidium virginicum S. Boyd with T. Ross 1991-6-14 6361 Riverside Warm Springs Crk at the NE end of Hogbacks Ridge, from Alamos Rd, S to confluence with Adobe Spring tributary, 2-3 mi NW of Murrieta Hot Springs Comment
  RSA525337  Lepidium virginicum var. robinsonii Steve Boyd, Dave Bramlet 1990-4-29 4467 Riverside Lake Skinner County Park, S flank of Bachelor Mountain Comment
  UCR112593  Lepidium virginicum var. robinsonii Mitch Provance 1998-2-17 77 Riverside Jurupa Mountains, Slopes on the W side of Sierra Blvd, c. 0.7 km NNW of the Jensen Quarry 396 Comment
  UCR116981  Lepidium virginicum var. robinsonii A. C. Sanders, T. B. Salvato 2001-5-3 24082 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  UCR260584  Lepidium virginicum var. robinsonii A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-1 41550 Riverside Peninsular Range, Eastern Foot of Santa Ana Mtns., Temescal Valley at mouth of Indian Canyon, south of Indian Truck Trail along DePalma Rd. at Glen Eden, opposite Lee (Corona) Lake 364 Comment
  HSC47589  Lepidospartum squamatum Richard Spjut, Judy Adams 1978-11-22 5239 Riverside Colorado Desert, N of Palm Springs ca. 1 mi. S from Jct. with Hwy. 10 Comment
  RSA544322  Lepidospartum squamatum Steve Boyd 1991-9-8 6430 Riverside Peninsular Range Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371. 600 Comment
  UCR78662  Leptochloa uninervia Scott D. White 1992-9-11 796 Riverside Vicinity of Gilman Hot Springs, north side of San Jacinto River & a thin strip trending north of the river & west of the Hot Springs 459 Comment
  RSA597239  Leptosiphon androsaceus A. C. Sanders, W. E. Hawkins 1996-4-24 18074 Riverside Morongo Indian Reservation, in Hathaway Canyon near Burro Flats. 915 Comment
  SBBG25243  Leptosiphon chrysanthus subsp. chrysanthus Leota Davidson 1965-5-15 154 Riverside Joshua Tree Nat Monument Comment
  RSA0083863  Leptosiphon pygmaeus subsp. continentalis Andrew C. Sanders 1997-4-3 20164 Riverside Lake Skinner area: hills NE of Skinner Lake in a tributary to Rawson Canyon, along the dirt road. 503 Comment
  RSA525323  Leptosiphon pygmaeus subsp. continentalis Steve Boyd, A. C. Sanders, Mark Skinner 1990-4-28 4454 Riverside Vail Lake area, low, sedimentary hills to E of USFS Dripping Springs Campground along Arroyo Seco Crk, S of Hwy 79. 488 Comment
  CAS-BOT-BC339490  Lessingia glandulifera var. glandulifera Marcus E. Jones 1924-8-30 s.n. Riverside Taquitz [Tahquitz] trail Comment
  RSA0094098  Lessingia glandulifera var. glandulifera Duncan S. Bell, Evan Meyer, Sonia Pena 2015-10-20 8724 Riverside Santa Rosa Mountains; above Garnet Queen Creek, approximately 2 air miles northwest of the summit of Santa Rosa Mountain. 1783 Comment
  RSA680833  Lessingia glandulifera var. glandulifera Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8661 Riverside San Jacinto Mountains: Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  RSA761323  Lessingia glandulifera var. glandulifera Shawn Krosnick, C. Martinez, N. Fraga, L. McDade, et al. 2010-8-14 681 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UCR103173  Lessingia glandulifera var. glandulifera Scott D. White, J. Greene, S. Douthit 1996-10-13 4624 Riverside San Jacinto Valley, Eastern foothills of valley (= 'Santa Rosa Hills'), south of Hemet 610 Comment
  UCR234281  Limonium sinuatum A. C. Sanders 2012-4-12 40029 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. between Glen Ivy and Indian Truck Trail, near El Hermano Rd. 312 Comment
  RSA586032  Linanthus bigelovii D. L. Banks, S. D. Boyd 1995-3-16 0084 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
  POM9011  Linanthus californicus P. A. Munz, R. D. Harwood 1920-3-20 3394 Riverside Glenn Ivy 335 Comment
  UC23457  Linanthus ciliatus H. M. Hall Jun 1901 2231 Riverside s side San Jacinto Mts. 1584 Comment
  UCR49263  Linanthus dianthiflorus Steve Boyd 1986-4-2 1632 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  RSA85447  Linanthus dianthiflorus subsp. dianthiflorus J. C. Roos 1952-4-13 5529 Riverside Box Springs Mts. 488 Comment
  RSA741064  Linanthus liniflorus Scott D. White, Justin M. Wood 2008-6-5 12071 Riverside San Jacinto Mountains: Garner Valley: Hwy 74 at Thomas Mountain Rd. - SW corner of junction. 1326 Comment
  UCR101468  Linanthus liniflorus A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22216 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Middle Branch of Millard Canyon 1341 Comment
  RSA599415  Linanthus pungens R. E. Riefner, C. Jones 1996-8-28 96 -160 Riverside San Jacinto Mountain, W summit of Devil's Slide Trail Comment
  CLARK-A1528-4219  Linaria canadensis var. texana John C. Roos 1952-4-9 5504 Riverside Mount Rubidoux Comment
  RSA468204  Lithophragma Gale Sphon 1955-5-21 s.n. Riverside 2 miles west of Mountain Center. Comment
  POM301609  Lobelia cardinalis subsp. graminea J. C. Roos 1937-8-23 2402 Riverside Snow Creek, north base of San Jacinto Mountains 762 Comment
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May 21 2011
  CSUSB1421  Lobularia maritima Rodney Hendrick 1965-2-13 Riverside On ditch bank at west end of Carl Street 243 Comment
  RSA519244  Lobularia maritima 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
  SBBG5924  Loeseliastrum matthewsii K. K. Muller 1958-3-22 920 Riverside 5.5 mi E of Desert Center Comment
  RSA0081254  Loeseliastrum matthewsii Kimberly Peterson, Micaele Maddison 2001-5-5 501 Riverside Pabua Valley north of Pechanga Indian Reservation and east of Temecula. 400 Comment
  RSA748289  Loeseliastrum schottii Justin M. Wood 2009-3-26 417 Riverside Thousand Palms, Under Edison powerlines, near intersection of 30th Ave and Via Las Palmas. 61 Comment
  RSA0094184  Logfia depressa Jim M. Andre 2012-4-11 20694 Riverside Little San Bernardino Mountains; Hidden Tank Picnic Area, 1.4 mi. SW of paved road (Utah Trail) to Cottonwood Spr, approx. 8 mi. south of North Entrance Sta., N. end of Hexie Mtns. 1076 Comment
  UCR86870  Logfia depressa A. C. Sanders, James C. Dice, Karin Cleary-Rose, Denise Woodard 1995-3-29 16277 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
  JEPS20883  Logfia filaginoides W. L. Jepson 1935-4-17 19153 Riverside 1.5 mi in Elsinore 457 Comment
  RSA0121000  Logfia filaginoides Duncan S. Bell, LeRoy Gross 2016-3-8 8833 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of the range; approximately 1.5 air miles north of the Bradshaw Trail. 417 Comment
  UCR154545  Lolium perenne Jason L. Hlebakos 2005-5-13 674 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, large vernal pool on Mesa de Colorado, c. 4 mi SE of Squaw Mtn 634 Comment
  SD7635  Lomatium utriculatum unknown May 1882 Riverside San Jacinto Plain Comment
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Jul 12 2010
  RSA192212  Lomatium vaginatum E. W. Lathrop 1965-3-26 4360 Riverside Tenaja Guard Station, 18 mi. W of Elsinore. Comment
  SEINET1908449  Lonicera subspicata A. C. Sanders, Mitch Provance 2008-1 35799 Riverside Peninsular Range; San Jacinto Mtns.; Coldwater Creek along trails in vicinity of junction of South Ridge and Coldwater Trails, 1.25 mi. NE of Mountain Center, c. 3/4 mile NE of Keenwild Fire Station. 1450 Comment
  UC219569  Lonicera subspicata var. denudata P. A. Munz 1922-6-25 5823 Riverside Hemet Valley to Vandeventer; San Jacinto Mts. 1432 Comment
  SEINET3815175  Lophocereus schottii John L. Anderson, Duncan Bell and Kim Clark 2013-1 Riverside Comment
  RSA496733  Lotus argophyllus var. argophyllus B. Pitzer, A. C. Sanders 1987-4-21 498 Riverside Box Springs Mts., near southernmost radio towers 793 Comment
  RSA586848  Lotus hamatus D. L. Banks, S. D. Boyd 1995-5-3 0267 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
  RSA90412  Lotus oblongifolius F. W. Peirson 1924-7-28 5018 Riverside Pine Flats Camp 1799 Comment
  UC489131  Lotus purshianus var. purshianus C. V. Meyer 1928-7-30 588 Riverside Saunders Meadow 1676 Comment
  UCR158497  Lotus salsuginosus A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30041 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
  RSA342558  Lotus scoparius R. F. Thorne 1980-5-28 54204 Riverside San Bernardino Mtns: Branch ravine running W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater P.O. 610 Comment
  UCR214273  Lotus scoparius subsp. brevialatus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37744 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, north of I-15 and Concordia Ranch Rd., 1.65 mi. ESE of Corona (Lee) Lake, 0.5 mi. NE (25 deg. ) of Temescal Canyon Rd. where it goes under I-15 438 Comment
  SEINET196196 Image available Lotus scoparius var. brevialatus LeRoy Abrams 1941-4-22 13881 Riverside Granite hills Palomar School near Perris Comment
  UCR112305  Lotus scoparius var. brevialatus A. C. Sanders, Mitch Provance, T. B. Salvato 2000-6-1 23453 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
  RSA291598  Lotus strigosus C. W. Tilforth, Walter Wisura 1979-4-11 1776 Riverside Along Rancho California Rd. west of Temecula. Comment
  RSA586301  Lotus strigosus D. L. Banks, S. D. Boyd 1995-5-3 0212 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
  SEINET3560021 Image available Lotus strigosus L. R. Abrams 1941-4-23 13928 Riverside White Water Wash, Palm Springs railroad station Comment
  UCR178302  Lotus strigosus T. B. Salvato, Tracy Tennant 1998-4-23 MOR- 922 Riverside San Bernardino Mtns., Morongo Indian Reservation, seep in Wood Canyon, tree stand W-07 1220 Comment
  UCR18185  Lotus strigosus A. C. Sanders 1978-4-30 00341 Riverside Santa Rosa Mtns, Pinyon Flats area, above the Dolomite Mine 1220 Comment
  UCR84840  Lotus strigosus A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16146 .1 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  HSC87268  Lotus strigosus var. tomentellus David Charlton 1988-2-18 1178 Riverside S side of Little San Bernardino Mtns., Fargo Canyon Rd. to Cottonwood Wash, S of Joshua Tree National Park, parallel to Hwy. 10, 5 mi. E of the jct. of Dillon Rd. and Fargo Canyon Rd. 762 Comment
  RSA543902  Lotus wrangelianus Steve Boyd 1991-5-20 6267 Riverside Temescal Canyon, S flank of Alberhill Mtn, W end adjacent to old clay mine area. 426 Comment
  RSA595733  Lupinus andersonii L. C. Wheeler 1945-10-6 6133 Riverside Head of west fork of Snow Creek. 2377 Comment
  POM177956  Lupinus arizonicus Joseph A. Ewan 1931-4-4 4151 Riverside mouth of Shaveris Canyon. Comment
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Jul 5 2010
  RSA692204  Lupinus arizonicus Scott D. White, Michael Honer 2003-5-14 9285 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  UCR143488  Lupinus arizonicus E. K. Balls 1949-4-2 12894 Riverside Sonoran (Colorado) Desert, Hwy 111 between Thermal and [Indio] Arabia Comment
  UCR279239  Lupinus arizonicus A. C. Sanders, Jim Malusa 2017-3-23 42935 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 3 miles east of Iris Pass 771 Comment
  SEINET10488547  Lupinus arizonicus David B. Dunn, Dhogo; Schroeder, (UMO); Bruskin; A. Folsom 1948-3-13 Dunn 3712 Riverside In a wash. Indio hills, colorado desert Comment
  UC495199  Lupinus bicolor Philip A. Munz 1932-3-24 12017 Riverside Corona 365 Comment
  UCR155315  Lupinus bicolor A. C. Sanders, Mike Misenhelter 2005-3-23 29252 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  UCR58340  Lupinus bicolor Jeri Hirshberg 1989-4-4 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, and SW of Mesa de Burro 610 Comment
  UCR84615  Lupinus bicolor Scott D. White, S. Ogg 1994-4-21 2000 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  UCR25553  Lupinus bicolor subsp. microphyllus John C. Roos 1941-4-19 169 Riverside Peninsular Range, Loma Linda Hills/Box Springs Mtns.; plateau in Reche Canyon 671 Comment
  PASA822  Lupinus concinnus Frank W. Peirson 1922-5-19 Riverside Road to Keen's Camp, San Jacinto Mts. Comment
  SD137771  Lupinus concinnus Darin L. Banks, Steve Boyd 1995-5-9 337 Riverside Northwest Palomar Mountains, north of the Agua Tibia Wilderness Area; west of the Dripping Springs Alcove Area. 730 Comment
  SD232251  Lupinus concinnus Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10483 Riverside Peninsular Ranges, San Jacinto Mountains/Colorado Desert: East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains. Along road to Palm Springs Tram Station. Comment
  SD73601  Lupinus concinnus Helen V. Witham 1970-4-29 814 Riverside Highway 74, 1.0 mile west of Lake Hemet. 1200 Comment
  SDSU13492  Lupinus concinnus Ryan Jacobson, Jeremy Mass 2000-9-8 Riverside Jeep trail along Stone Creek, Santa Margarita Ecological Reserve. 177 Comment
  UCR127572  Lupinus concinnus D. E. Bramlet 2003-4-18 3376 Riverside Base of San Jacinto Mtns., 2,348m south of Cabazon, 2,012m northwest of Cabazon Peak, and 183m northwest of the Colorado River Aqueduct 548 Comment
  UCR60918  Lupinus concinnus Steve Boyd, T. S. Ross, L. Arnseth 1989-4-1 3166 Riverside Peninsular Range, Vail Lake area; hills just to SW of the dam 488 Comment
  UCR86884  Lupinus concinnus A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16287 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
  CLARK-A1528-496  Lupinus excubitus C. M. Flanagan 1973-5-20 OO 518 Riverside Banning 1188 Comment
  OBI42759  Lupinus excubitus Melody Lardner 1981-5-19 188 Riverside Collected in the Main St Cyn in the Santa Ana Mts, 3.5 mi S of Hwy 91 at the end of Main St 427 Comment
  UCR187484  Lupinus excubitus Diane Menuz 2006-6-7 148 Riverside Peninsular Range; Santa Ana Mtns., Elsinore Peak, Cleveland National Forest 1050 Comment
  LA205063  Lupinus excubitus var. hallii W. E. Pequegnat; 1939-4-8 27 Riverside Santa Ana Mountains Comment
  SEINET10485372  Lupinus formosus Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-15 Conrad 7139 Riverside scattered yellow pine at margin of large valley, 5.9 mi se of jct of idlewild Rd and hwy 74 on 74. 1341 Comment
  RSA630294  Lupinus formosus var. formosus R. S. Woglum 1941-5-17 3059 Riverside Peninsular Ranges / Sonoran Desert transition: Coyote Canyon. Comment
  RSA314673  Lupinus hirsutissimus Robert F. Thorne 1983-4-23 55498 Riverside San Bernardino Mountains: Whitewater River where road crosses river below fish hatchery, ca. 4 miles north of Whitewater Post Office. 640 Comment
  UCR251965  Lupinus hirsutissimus Max Brodie 2014-4-20 27 Riverside Peninsular Range; Santa Ana Mtns., SW of Lake Elsinore, off South Main Divide Rd. roughly 3 miles south of Hwy 74 851 Comment
  RSA396456  Lupinus hyacinthinus Dave Kelly, Walter Wisura 1987-6-19 4167 Riverside 7.6 mile from Hwy 74 along Thomas Mtn Road S of Lake Hemet, San Jacinto Mtns Comment
  RSA519403  Lupinus latifolius Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  RSA560409  Lupinus longifolius Steve D. Boyd 1992-4-15 6881 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  RSA413548  Lupinus microcarpus var. densiflorus Ora M. Clark 1929-4-7 2036 Riverside South of Aguanga Comment
  RSA500995  Lupinus sparsiflorus Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-4-1 3114 Riverside Vail Lake area, dried bed of man-made pond and adjacent slopes at N base of rounded knob 1.25 miles WSW of dam. 610 Comment
  UCR269829  Lupinus sparsiflorus A. C. Sanders, Jim Malusa 2016-3-17 42357 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, along Gasline Road at major wash crossing 1.9 miles south of Bradshaw Trail 675 Comment
  UCR270578  Lupinus sparsiflorus John F. Emmel 1998-4-11 1540 Riverside Peninsular Range, NW of Wilson Valley, c. 1.5 air miles SE of intersection of Sage Road and Wilson Valley Road 732 Comment
  RSA414268  Lupinus sparsiflorus var. mohavensis N. C. Cooper 1944-3-25 2014 Riverside Cabazon. 549 Comment
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Nov 22 2011
  RSA512175  Lupinus succulentus Ed LaRue 1989-4-21 s.n. Riverside Moreno valley, University of California agricultural experimental farms, ca. 1/2 mi. S of Alessandro Blvd. at NE corner of Catus Ave. and Nason Street. Comment
  UC536840  Lupinus succulentus M. E. Jones 1933-4-5 2 Riverside Hemet Comment
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Mar 24 2011
  UCR91447  Lupinus succulentus Scott D. White 1995-3-30 2658 Riverside San Jacinto Valley, Moreno Valley; fallow field 0.5 air mi south of 60 Fwy and west of bend in Moreno Beach Drive 579 Comment
  CLARK-A1045-884  Lupinus truncatus George K. Helmkamp 1978-6-1 #1 Riverside Santa Ana Mountains roadside; Wildomar 7.5'Q Comment
  CLARK-A1528-505  Lupinus truncatus C. M. Flanagan 1973-4-26 OO 308 Riverside Morongo Indian Reservation 1158 Comment
  RSA33504  Lupinus truncatus N. C. Cooper 1944-4-8 1083 Riverside Andreas Canyon. 305 Comment
  UCR225717  Lupinus truncatus A. C. Sanders 2011-3-30 38910 Riverside Peninsular Range; SE edge Gavilan Hills, along north side of Hwy 74 at Riverside Street, just outside city limits of Lake Elsinore 479 Comment
  UCR87979  Lupinus truncatus G. P. Schultz 1994-3-13 s.n. Riverside Box Springs Mountains, slope above Big Springs Canyon. Comment
  UC1286996  Lycium andersonii C. L. Hitchcock 1966-3-16 24189 Riverside about 5 mi ne Aguanga Comment
  UCR85176  Lycium brevipes A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16094 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  SD260129  Lycium cooperi J. Andre 2012-4-11 20792 Riverside Joshua Tree National Park; NW Eagle Mtns, along dirt road to Black Eagle Mine, 0.7 mi. east of road to Cottonwood Spr (Utah Trail), 34 mi. south of Hwy 62 at 29 Palms. Interface of steep hills and large wash. 729 Comment
  JOTR35222  Lycium fremontii La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 3645 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; deep-cut drainage in southwest Pinkham Wash (Stop 7) Comment
  OBI36168  Lythrum californicum Sears, R. Twitchell 1977-10-12 565 Riverside Corn Springs in the Chuckwalla Mts 512 Comment
  RSA191413  Lythrum hyssopifolia E. W. Lathrop, Robert F. Thorne 1967-9-26 6615 Riverside Tenaja Guard Station, 10 miles NW of Murrieta. Comment
  POM13875  Maianthemum racemosum subsp. amplexicaule E. C. Jaeger 1921-7-12 1170 Riverside Deer Springs. San Jacinto Mountains. Comment
  RSA561079  Malacothamnus densiflorus var. densiflorus Steve Boyd, Orlando Mistretta 1992-4-22 7006 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Indian Potrero Trail south from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon. 610 Comment
  POM362265  Malacothrix clevelandii N. C. Cooper 1944-5-21 1287 Riverside San Jacinto Mtns. West Side. 915 Comment
  RSA559345  Malacothrix clevelandii Steve Boyd, Timothy S. Ross 1992-5-15 7397 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero. 671 Comment
  UC1042975  Malacothrix clevelandii John and Lucille Roos 1954-5-15 6119 Riverside summit Reche Canyon; summit Reche Canyon 731 Comment
  POM362310  Malacothrix glabrata M. B. Dunkle 1935-3-31 4447 Riverside North of Cottonwood Springs, Colorado Desert 762 Comment
  UC63260  Malacothrix glabrata H. M. Hall 1904-5-26 4968 Riverside vicinity Riverside; Jurupa Hills 304 Comment
  UCR157949  Malacothrix glabrata T. B. Salvato, A. C. Sanders 2005-5-17 924 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
  UCR16701  Malacothrix glabrata Anonymous 1969-5-25 24 Riverside Mojave Desert, road from Cottonwood Springs to Twentynine Palms in Joshua Tree National Monument [now National Park], c. 17 mi from [N of] Cottonwood Springs 1220 Comment
  UCR214702  Malacothrix glabrata A. C. Sanders 2010-3-23 37538 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, at SW foot of Palen Mountains 130 Comment
  UCR77687  Malacothrix glabrata Steve Boyd, T. S. Ross, M. Hammitt 1991-5-2 6075 Riverside Vail Lake, SW and W flanks of Billy Goat Mtn. 3 mi north of Hwy 79, 1 mi west of Hwy 371, north of Aguanga 880 Comment
  SEINET2053781 Image available Malacothrix saxatilis var. tenuifolia Tony Beck 1968-5-4 6805041 Riverside 5 miles west of Beaumont on Hwy 60. On a dry rocky slope above a cut in the hillside, about 25 yds from the road. 609 Comment
  POM114622  Malacothrix stebbinsii A. M. Alexander, Louise Kellogg 1941-5-7 2129 Riverside 12 miles southwest of 29 Palms 1311 Comment
  IRVC77  Malosma laurina L. Stilgenbauer 1965-4-25 s.n. Riverside Ortega Highway; above Elsinore. Santa Ana Mountains Comment
  SD260975  Malvella leprosa A. C. Sanders, Karen Kirtland 2016-9-23 42630 Riverside San Jacinto Valley: edge of Mystic Lake at duck hunting ponds below abandoned dairy south of Gilman Springs Rd. betweeen Jack Rabbit Tr. and Eden Hot Springs Rd. 434 Comment
  SBBG54812  Marah macrocarpa D. Keil, M. McLeod 1979-3-18 12976 Riverside ca. 0.5 mi W of jct with Riverside County rd R-3 along Hwy 79 548 Comment
  UC25353  Marrubium vulgare Geo. F. Reinhardt June, 1897 Riverside San Jacinto Valley Comment
  RSA660642  Marrubium vulgare Lydia Paneri 1982-4-17 6 Riverside Cajalco Road, 0.7 miles east of I-15; south of Corona. Comment
  UCR155049  Marsilea vestita Jason L. Hlebakos 2005-5-18 699 Riverside Santa Rosa Plateau, Pool on E side of Mesa de Burro, above upper end of Miller Canyon 610 Comment
  UCR140307  Matricaria occidentalis A. C. Sanders 2004-4-9 27476 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., mouth of canyon on south side, vicinity of Rose Rd. 457 Comment
  CAS-BOT-BC422727  Meconella denticulata L. R. Abrams 1935-4-7 13679 Riverside San Juan Canon [Canyon], Ortega Highway, about 2 mi. above, Orange Co. line. 762 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
  UC1922736  Melica frutescens R. E. Riefner Jr. 2006-8-2 06 -350 Riverside Lakeview Mountains, vicinity of Alicante Dr. and Jamawag Rd., NNW ca. 0.75 mi from Leon Rd. Comment
  RSA700956  Melica imperfecta Gary D. Wallace 1982-5-15 2008 Riverside Palms to Pines Highway (74), just E of Spring Crest. Comment
  SD133221  Melica imperfecta Scott White 1991-5-13 91 107 Riverside Hwy 79, immediately W of U.S. Forest Service Campground at Dripping Springs 548 Comment
  SD232149  Melica imperfecta Scott D. White, Michael Honer 2003-4-4 8927 Riverside Temescal Canyon, dissected bajada bench, below east of Horsethief canyon, immediately S of I-15 Freeway 111 Comment
  SDSU13823  Melica imperfecta W. Miller, C. Mosse 1972-8-9 Riverside Comment
  UCR100412  Melica imperfecta Scott D. White, M. A. Patten 1995-8-16 3543 Riverside San Jacinto Valley, Just west of Hemet, valley floor and foothills at SE margain of Lakeview Mts. north of Florida Ave. (SR 74) and west of California Avenue 500 Comment
  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
  CLARK-A1528-573  Mentha citrata John C. Roos 1951-9-25 5289 Riverside Riverside 259 Comment
  JOTR34485  Mentzelia albicaulis Andre, Jim 2012-4-16 20969 Riverside Joshua Tree National Park. along Cottonwood Spring Road, approx. 6 mi. south of the North Entrance at Twin Tanks parking area. 1196 Comment
  RSA698073  Mentzelia involucrata J. R. Bruff 1928-4-2 93 Riverside Whitewater. Comment
  SBBG25152  Mentzelia involucrata Leota Davidson 1966-4-3 238 Riverside between Indio and Chiriaco Summit at rest area, E side Interstate 10 Comment
  SBBG99187  Mentzelia involucrata W. L. Halvorson 1977-2-5 77 -11 Riverside bajada, near jct of I-10 and rd to Joshua Tree Nat Monument Comment
  UCR103294  Mentzelia involucrata George K. Helmkamp 1998-4-4 3179 Riverside Sonoran (Colorado) Desert, 2.3 mi. north of Hwy I-10 on Eagle Mtn Rd. 274 Comment
  UCSB4214  Mentzelia involucrata Broder, Richard 1958-03 Riverside 5.8 miles east of Desert center on US 60-70 Comment
  SEINET226233  Mentzelia longiloba A. C. Sanders 1983-5-22 3834 Riverside Along Kelbaker Road at the east end of the Kelson Dunes, 2.2 miles SE of Kelson. 655 Comment
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May 18 2015
  RSA584681  Microseris douglasii subsp. douglasii D. Bramlet 1992-4-29 2244 Riverside San Jacinto Nuevo Y Potrero. This site is located some 823m west of Gilman Springs Road (Highway 79), just northwest of the Quail Ranch golf course. It is approximately 460m south of Bold Style Ave. 436 Comment
  RSA588974  Microseris douglasii subsp. platycarpha D. E. Bramlet 1994-4-20 2369 Riverside Shipley Reserve/SE corner of Lake Skinner Co. Park. Site is beside a large, ephemeral drainage S of the equestrian trail. It is approx 762 m SE of the park entrance road and 579m NW of East Benton Road. 518 Comment
  UCR91288  Microseris heterocarpa Scott D. White, M. Jacobsmeyer 1996-4-20 3975 Riverside Perris Basin, Near Perris Airport, c. 100 m north of Case Road, just west of the I-215 Fwy 433 Comment
  RSA586873  Microseris lindleyi D. L. Banks, S. D. Boyd 1995-5-3 0292 Riverside NW Palomar Mountains; Agua Tibia Mountains;Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 512 Comment
  LA209114  Mimulus aurantiacus var. pubescens W. E. Pequegnat; 1939-4-8 18 Riverside Santa Ana Mountains Comment
  UC943832  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-7 1894 A Riverside Indian Canyon Truck Trail Santa Ana Mountains 853 Comment
  UCR116705  Mimulus aurantiacus var. pubescens Dan Hare 2001-6-14 s.n. Riverside San Jacinto Mtns., Hwy 74, 3.5-4 miles west of Mountain Center 1098 Comment
  POM8477  Mimulus aurantiacus var. puniceus I. M. Johnston 1920-5-8 2286 Riverside Butte west of Lakeview. 610 Comment
  RSA221044  Mimulus aurantiacus var. puniceus E. W. Lathrop 1966-4-20 6194 Riverside Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  UC963821  Mimulus bigelovii var. bigelovii Helen K. Sharsmith 1952-4-11 4061 Riverside ca. 2 mi from Shaver Summit; Mojave Desert, Eagle Mountains, Lost Palms Canyon 670 Comment
  HSC82808  Mimulus cardinalis R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61190 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: Along Cole Canyon 534 Comment
  PASA106  Mimulus cardinalis Sally Ellis 1939-6-26 Riverside Halona Comment
  CAS-BOT-BC9454  Mimulus diffusus Frank Warrington Peirson 1922-4-30 2934 Riverside Hills south of Tuscalota Creek, Aguanga to Hemet Road Comment
  SBBG101686  Mimulus floribundus S. Boyd with T. Ross 1991-6-8 6330 Riverside Pinyon Flat area near Ribbonwood, small hill N of St Hwy 74 Comment
  UCR113988  Mimulus floribundus Mitch Provance, A. C. Sanders 2000-7-4 2110 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  RSA652819  Mimulus fremontii Colleen Callan 1992-5-2 14 Riverside Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1250 Comment
  UCR110924  Mimulus fremontii A. C. Sanders, Mitch Provance 1998-6-18 21985 Riverside Peninsular Range; San Jacinto Mtns., along Hwy 243 between Pine Cove and Stone Creek, c. 1 km north of Pine Cove 1860 Comment
  JEPS10473  Mimulus guttatus I. W. Clokey 1935-8-21 6906 Riverside Hemet Lake 1220 Comment
  SEINET4678065  Mimulus guttatus T. B. Salvato, Melissa Clemons 2005-6-23 1307 Riverside Peninsular Range; Temescal Valley: Walker Canyon, 1.5 miles due east of Alberhill, North of Hwy I-15 (Lake Elsinore 7.5ft Q); 0 411 Comment
  UCR174626  Mimulus guttatus Holly Summers, Jennifer H. Jones and Thi (Teresa) Bui 2006-5-31 s.n. Riverside Peninsular Ranges; San Jacinto Mtns., Stream below parking lot on Calif. Hwy 243 across road from Lake Fulmor 1616 Comment
  UCR21978  Mimulus guttatus Steve Boyd 1980-5-2 165 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UCR35254  Mimulus guttatus L. B. Ziegler 1968-7-17 330 Riverside San Jacinto Mtns, Hemet Valley (= Garner Valley). Valley floor; meadowy region near Lake Hemet 1357 Comment
  UCR110986  Mimulus moschatus George K. Helmkamp 1998-6-27 4129 Riverside Santa Rosa Mtns., 9 mi SE of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail = F. S. Rd. 7S02), in vicinity of Santa Rosa Spring. 2232 Comment
  UCR93070  Mimulus pilosus A. C. Sanders 1994-7-26 15152 Riverside Santa Ana River at the Mission Blvd/7th street Bridge, W foot of Mt. Rubidoux 240 Comment
  UCR108407  Mirabilis californica D. L. Banks, V. W. Steinmann 1997-3-13 1461 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
  UCR182994  Mirabilis laevis Mitch Provance 2003-5-5 4419 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  UCR225597  Mirabilis laevis A. C. Sanders, T. B. Salvato 2011-3-29 38879 Riverside Peninsular Range; Perris-Aguanga Basin Region, between Sun City and Perris, along powerline corridor between Byers St. at west end of McLaughlin Rd. and Wheat St. 447 Comment
  RSA60730  Mirabilis laevis var. crassifolia Frank W. Gould 1943-4-17 2120 Riverside 12 miles S of Corona. Comment
  CAS-BOT-BC434816  Mirabilis laevis var. retrorsa C. L. Hitchcock 1940-4-1 5906 Riverside 1 mi. below Cottonwood Springs, Joshua Tree National Monument. Comment
  OBI29865  Mirabilis laevis var. villosa Melissa Luckow, Rhonda Riggins 1982-4-15 836 Riverside Hwy 371, 1.2 mi N of jctn with hwy 79 in Aguanga Comment
  CAS-BOT-BC293709  Mohavea confertiflora Mona Bourell 1987-4-14 3275 Riverside BLM California Conservation Area, Hwy 195. Spur off of Box Canyon, near Mecca 150 Comment
  RSA408757  Mohavea confertiflora E. S. Spalding 1926-2-13 s.n. Riverside Colorado Desert. Box Ca - on on Blythe Road. Comment
  CAS-BOT-BC220022  Monardella breweri subsp. lanceolata S. B. Parish; W. F. Parish 1882-6-1 1630 Riverside Temecula Comment
  SD4394  Monardella breweri subsp. lanceolata Florence Youngberg 1933-8-26 Riverside Idyllwild Pines, San Jacinto Mountains. Comment
  SEINET6699508 Image available Monardella lanceolata C. Epling 1932-6-26 Riverside Jarupa Hills Comment
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Nov 7 2015
  LA62737  Monardella linoides subsp. linoides Carl Epling; 1942-8-6 sn Riverside 2.5 E of Thomas Mt. Tavern, Pines to Palms Hwy Comment
  UCR220072  Monardella linoides subsp. linoides Mark A. Elvin 2004-8-3 3653 Riverside Peninsular Ranges: San Jacinto Mountains, Garner Valley, east of Hwy 74, southof Fobes Ranch Road, north of Morris Ranch Road 1402 Comment
  LA57207  Monardella nana Carl Epling; 1937-6-6 sn Riverside Palms to Pines Highway Comment
  RSA761230  Monardella nana Shawn Krosnick, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 725 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  SEINET1910804  Monardella nana subsp. arida E. McClintock, H. Lewis 1941-1 76 Riverside Road up Santa Rosa Mt. 1/2 mile beyond canyon where stream crosses road. Comment
  UCR114631  Monardella nana subsp. arida G. R. Ballmer, Kay Stockwell 1995-6-25 s.n. Riverside San Jacinto Mtns, Pacific Crest Trail, near Pyramid Peak [c. 3 km (airline) SSE of Palm View Pk.--A. C. Sanders] 2134 Comment
  SEINET10582424  Monardella nana subsp. arida A. Graff 1993-6-24 Graff 62 Riverside San Bernadino National Forest, Santa Rosa Mtn. 1.4 miles down Santa Rosa Mtn. Rd. (USNFS Rd. 7S02) from Santa Rosa Camp, on right roadside, west-facing slope (heading back towards Hwy. 74). T7S,R5E,S29. Locally abundant in sun and shade of Pinus jeffreyi, Quercus chrysolepis, with Eriophyllum confertiflorum, Lonicera subspicta, Phlox austromontana, Galium andrewsii, Eriogonum fasciculatum var. foliosum, Amorpha californica, Bromus sitchensis, Castilleja sp. Comment
  RSA750297  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-12 106 Riverside San Jacinto Mts. A short distance beyond forks on trail to Deer Springs. Comment
  UCR215364  Monardella nana subsp. tenuiflora Fred M. Roberts 2006-6-21 6341 Riverside Peninsular Range; San Jacinto Mountains, Little Thomas Mountain; Thomas Mountain Road, 0.5 km west summit of peak 1866 Comment
  UCR221472  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-18 122 Riverside Peninsular Range; San Jacinto Mtns., trail to Hidden Lake, about one mile beyond [Skunk Cabbage Meadow] the cienega 2439 Comment
  RSA11599  Monardella robisonii C. Epling, Wm. Robinson 1933-6-26 s.n. Riverside Little San Bernardino Mountains. Key s View. 1524 Comment
  CAS-BOT-BC505216  Monolopia lanceolata Cindy Daverin 2015-3-11 s.n. Riverside Gavilan Hills, El Sobrante Landfill mitigation property/Lake Mathews-Estalle Mountain Reserve, S of Lake Mathews and of Cajalco Rd., 1.3 km WNW (288 deg. ) of Monument Peak 443 Comment
  SD255660  Monolopia lanceolata Cindy Daverin 2015-3-11 Riverside Gavilan Hills, El Sobrante Landfill mitigation property/Lake Mathews-Estelle Mountain Reserve, south of Lake Mathews and of Cajalco Road, 1.3 km WNW (288a^z) of Monument Peak (Lake Mathews 7.5'Q) 442 Comment
  JOTR31922  Monoptilon bellioides La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2164 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; west Pinkham Wash, west of Pinkham Canyon Road; sandy gravel flats near road Comment
  POM36544  Monoptilon bellioides Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  UC672208  Monoptilon bellioides Margaret Stason 1927-3-12 Riverside Painted Canyon Colorado Desert Comment
  UC852064  Montia fontana P. A. Munz 1922-5-21 5521 Riverside San Jacinto Mountains, Hemet Valley Hemet Valley; San Jacinto Mountains, Hemet Valley 1386 Comment
  UCD86592  Muhlenbergia filiformis A. A. Beetle 1946-6-10 4398 Riverside In San Jacinto Mountains, near Idylewilde. 1219 Comment
  RSA495450  Muhlenbergia microsperma Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-18 2978 Riverside Vail Lake area, Temecula Creek Cyn below Vail Lake Dam 457 Comment
  UC819060  Muhlenbergia microsperma P. A. Munz and I. M. Johnston 1922-5-21 5550 Riverside dry slope 4 mi ne San Jacinto 457 Comment
  UCD86836  Muhlenbergia microsperma C. L. Hitchcock 1940-4-2 5915 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  RSA0078488  Muhlenbergia porteri Sarah J. De Groot, Duncan S. Bell 2015-9-21 7587 Riverside Santa Rosa Mountains south-southwest of Palm Desert. Along Carrizo Road just north of Highway 74. 1053 Comment
  CAS-BOT-BC275041  Muhlenbergia richardsonis H. M. Hall 1901-7-1 2477 Riverside San Jacinto Mountains. Tamarack Valley 2804 Comment
  UC39890  Muhlenbergia richardsonis H. M. Hall July, 1901 2341 Riverside vicinity of Deer Springs San Jacinto Mountains 2743 Comment
  UC39893  Muhlenbergia richardsonis H. M. Hall Jul 1 1901-Aug 1 1901 2477 Riverside Tamarack Valley San Jacinto Mountains 2804 Comment
  UCR156471  Muhlenbergia rigens T. B. Salvato, A. C. Sanders 2005-5-17 893 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
  RSA772403  Muilla maritima Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4863 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
  UCR154459  Muilla maritima Jason L. Hlebakos 2005-5-30 809 Riverside Peninsular Range, Durasno Valley, SE of Coahuilla Indian Reservation, c. 11 mi east of Bonnie Road, and c. 6 mi SSW of Anza 1402 Comment
  POM12434  Myosurus minimus subsp. apus P. A. Munz, D. M Johnston 1922-5-5 5162 Riverside March field Comment
  RSA522092  Najas marina Steve Boyd, Orlando Mistretta 1989-7-18 3760 Riverside Vail Lake area, along west shore of lake 1/2 mi S of dam. 427 Comment
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Jul 9 2014
  RSA0043141  Nama demissa Duncan S. Bell 2009-4-19 300 Riverside Arica Mountains: east side of range, approximately 1 air mile northwest of Priests Well. 342 Comment
  RSA263722  Nassella cernua E. W. Lathrop 1966-5-26 6346 Riverside Mail Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  JEPS75681  Nassella lepida W. L. Jepson 1935-4-21 17163 Riverside Wisser Valley Comment
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Apr 7 2009
  UCR70513  Navarretia fossalis D. E. Bramlet 1991-6-20 2199 Riverside Perris-Aguanga Basin region, San Jacinto Valley, San Jacinto Wildlife Area: c. 670 m east of Davis Rd & 60 m north of the San Jacinto River levee 475 Comment
  POM47790  Nemacaulis denudata var. gracilis Mary F. Spencer 1918-4-13 803 Riverside Palm Springs. 137 Comment
  UCR31668  Nemacladus glanduliferus John C. Roos 1948-5-15 3851 Riverside Sonoran (Colorado) Desert, Eagle Mountains, upper Lost Palms Canyon 1037 Comment
  HSC85261  Nemacladus longiflorus Steve Boyd 1986-4-22 1753 Riverside Stable alluvial benches of Indian Wash just S of Interstate Hwy 15 Comment
  UCR146262  Nemacladus longiflorus var. longiflorus Orlando Mistretta, Mark A. Elvin 1995-6-19 1782 Riverside Peninsular Ranges; San Jacinto Mountains, Highway 74 and Pacific Crest Trail 1494 Comment
  JEPS22335  Nemacladus orientalis Peter H. Raven 1958-3-1 11748 Riverside 8.6 mi n Blythe (on U.S. Highway 95) Comment
  RSA0121062  Nemacladus orientalis Duncan S. Bell, Thomas Stoughton 2016-3-16 8949 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central/southeastern section of range, approximately 2.5 air miles north of Gucci Spring. 511 Comment
  POM17809  Nemacladus pinnatifidus P. A. Munz 1923-6-14 7096 Riverside Glen Ivy Trail to Santiago Peak 1219 Comment
  JEPS5473  Nemacladus ramosissimus Rimo Bacigalupi with G. T. Robbins 1954-5-16 4473 Riverside 0.75 mi s Sage (along State Highway 79, near summit of grad) 762 Comment
  RSA10259B  Nemacladus ramosissimus Charlotte M. Wilder 1905-04 575 Riverside Wilder's Canyon, Jurupa Mtns. Comment
  SBBG101661  Nemacladus ramosissimus S. Boyd 1991-5-20 6260 Riverside Temescal Cyn, S flank of Alberhill Mtn, W end adjacent to old clay mine area 426 Comment
  UC29177  Nemacladus ramosissimus Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  UCR121208  Nemacladus ramosissimus D. E. Bramlet 1991-5-10 2143 Riverside Perris-Aguanga Basin region, North Domenigoni Hills, 4300-4500 ft. SE from end of Warren Rd., W side of large peak in Sec. 31, just above saddle 610 Comment
  POM433290  Nemacladus sigmoideus M. B. Dunkle 1933-5-6 3443 Riverside Painted Canyon. Comment
  RSA591746B  Nemacladus tenuis var. tenuis J. C. Roos 1966-3-26 s.n. Riverside 2 mi S.E. of Desert Center. Comment
  POM184247  Nemophila menziesii P. A. Munz 1932-3-24 12023 Riverside North of Elsinore 305 Comment
  UCR241688  Nemophila menziesii var. integrifolia T. B. Salvato 2013-3-22 7404 Riverside Perris-Aguanga Basin, southern end of Menifee Valley, between Hwy 215 and Winchester Rd (Hwy 79), south of Los Alamos Rd, rocky slopes flanking Warm Springs Creek 396 Comment
  CSUSB769  Nicotiana bigelovii Charles Herrick 1974-5-11 Riverside 1/4 mile southeast of Calimesa turnoff of freeway 10. 716 Comment
  CAS-BOT-BC233451  Nicotiana glauca S. B. Parish 1913-9-20 8622 Riverside Mecca, Salton Sink 57 Comment
  UC1922385  Nicotiana obtusifolia Michael Honer with L. Hulse 2004-4-2 1875 Riverside Colorado Desert; Little San Bernardino Mountains Region: Blind Canyon; approx. 1/2 mi N of Desert Hot Springs. Comment
  UC495142  Nicotiana obtusifolia Philip A. Munz 1932-3-14 12010 Riverside Magnesia Spring Canyon; Coachella Valley 91 Comment
  UC56816  Nicotiana obtusifolia W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1873 Riverside Palm Canyon Comment
  UCD126754  Nicotiana obtusifolia H. S. Yates 1936-4-7 5448 Riverside 8 miles north of Mecca. 457 Comment
  UCR104846  Nicotiana obtusifolia George K. Helmkamp, E. A. Helmkamp 1998-2-5 2665 Riverside Little San Bernardino Mtns., 3.2 mi. north of junction of Thousand Palms Canyon Road and Dillon Road. 457 Comment
  RSA718294  Nicotiana obtusifolia Michael Honer, L. Hulse 2004-4-2 1875 Riverside Blind Canyon; appx. 1/2 mi. N of Desert Hot Springs 488 Comment
  UCR112005  Nicotiana quadrivalvis A. C. Sanders, T. B. Salvato 2000-5-25 23416 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
  SEINET4098931  Nicotiana trigonophylla G. T. Manthey 1977-1 1621 Riverside 10 miles east of Mecca, along road going to Joshua Tree National forest. Comment
  SD227672  Nolina bigelovii A. C. Sanders, G. Helmkamp, O. Clarke, B. Pitzer, et al 1996-11-9 19645 Riverside Colorado Desert: Orocopia Mtns., near Bob's Cabin, 5 mi. (air) S of Hayfield Pump Sta., E of Maniobra V., central sect. of (N of peak 2552 to BMk 1899) arroyo 609 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
  CAS-BOT-BC171482  Oenothera californica Jenkins; Street 1955-5-30 1955 Riverside San Jacinto Comment
  RSA69370  Oenothera californica subsp. californica G. R. Campbell 1951-5-30 16144 Riverside near southeast end of Hemet Valley. San Jacinto Mtns. 1433 Comment
  SEINET10492359  Oenothera decorticans David B. Dunn 1946-3-16 Dunn 2080 Riverside Collected on arid slope in pushawalla canyon about 1 mi above the main palm group. Indio hills. Comment
  RSA146053  Oenothera deltoides subsp. deltoides William M. Klein 1959-4-6 952 Riverside U,S. Hwy 60-70, about 21 miles west of Blythe. 137 Comment
  SEINET10492350  Oenothera deltoides var. cineracea Billy Joe Cox 1975-4-23 Cox 4171 Riverside Palo verde, 1-3 km w, creosote desert scrub; sandy and gravelly entisols; 70 Comment
  POM187409  Oenothera elata subsp. hirsutissima L. Crutcher 1933-8-2 13 Riverside Camp Tahquitz, San Jacinto Mountains. Comment
  UCR112589  Oenothera rosea A. C. Sanders 1998-4-11 21750 Riverside Riverside, NE edge of UCR campus, east of A & I dorms and south of Watkins Dr., near Parking Services Bldg. 335 Comment
  RSA612615  Oligomeris linifolia D. L. Banks, Victor W. Steinmann 1997-3-13 1500 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  UCR165814  Oligomeris linifolia 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
  UCR68715  Oligomeris linifolia Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4574 Riverside Agua Tibia Mtns., Vail Lake area, steep SE flank of Oak Mountain, above NE end of lake. 549 Comment
  UCR74362  Oligomeris linifolia Theo Glenn 1991-4-30 91- 72 Riverside Sonoran (Colorado) Desert, McCoy Mtns, NW of Blythe 280 Comment
  POM348467  Olneya tesota Robert M. Perkins 1937-3-15 388 Riverside 20 miles east of Desert Center. Comment
  CAS-BOT-BC348037  Oncosiphon piluliferum A. C. Sanders; Mitch Provance; T. B. Salvato 2001-5-8 24209 Riverside Perris-Aguanga region: Val Verde, between Moreno Valley and Perris, along I-215, 0.9 mi. S of Oleander Ave., at S end of Patterson Ave. 457 Comment
  SBBG119395  Oncosiphon piluliferum J. Greene 2005-5-4 Riverside SE corner of Markham St and Day St, Mead Valley area, 2-3 mi SW of March Air Reserve Base 534 Comment
  SEINET5497541 Image available Oncosiphon piluliferum Andrew C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24210 Riverside Perris-Aguanga region; Moreno Valley, along I-215 just south of the March Field Museum, 0.7 mi. south of Van Buren Blvd. 465 Comment
  UCR199919  Oncosiphon piluliferum Scott D. White, Justin Wood 2008-4-15 11877 Riverside Perris Valley, Interstate 215, [Menifee Valley/Sun City - Perris region] between Nuevo Rd and Scott Rd. 518 Comment
  UCR241412  Oncosiphon piluliferum T. B. Salvato, Matt Malle, Tom Sullivan 2013-3-27 7440 Riverside Perris-Aguanga Basin, Menifee, vacant lot north of Newcomb Substation, at southwest corner of Lazy Creek Road and Murrieta Road 432 Comment
  SEINET9037810 Image available Opuntia basilaris M. A. Baker, Michelle Cloud-Hughes 2015-1 18413 Riverside San Gorgonio River, 2km SW of Cabazon, 27km WNW of central Palm Springs, 14km WSW of the historical site of Whitewater 513 Comment
  RSA561009  Opuntia littoralis Steve Boyd, Timothy S. Ross 1992-5-4 7201 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero 732 Comment
  SBBG88024  Opuntia littoralis A. C. Sanders 1984-4-15 5012 Riverside Mesa de Colorado, 5 air mi SW of Murrieta 60 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
  RSA22787  Opuntia phaeacantha C. B. Wolf, P. C. Everett 1938-9-29 9462 Riverside 9 miles from Temecula on road to Aguanga. Fork of Temecula wash. 335 Comment
  SEINET10732174  Opuntia ramosissima Joseph A. Ewan 1933-2-19 Ewan 10836 Riverside Occasional in dry sand of mountain slopes near White [Fa ] Comment
  UCR61093  Orobanche bulbosa Steve Boyd, C. Boyd, K. A. Boyd, R. Noyes, L. Arnseth 1988-5-28 2301 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  RSA0072123  Orobanche bulbosa Steve Boyd, Tim Ross, Dave Bramlet 1993-5-12 7308 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along Tenaja Road (7S01), 1.3 miles south of junction with Los Alamos Road (7S04). 426 Comment
  CHSC1168  Orobanche cooperi V. Holt 1942-3-27 Riverside Indio. 0 Comment
  CLARK-A1045-69  Orobanche fasciculata George K. Helmkamp 1978-5-18 Riverside San Jacinto Mountains near Kenworthy Forest Station; ; ; southeast 1/4 Idyllwild 15'Q; Butterfly Peak 7.5' Q 1371 Comment
  CAS-BOT-BC355749  Osmadenia tenella Steve Boyd 1986-5-7 1826 Riverside Alberhill Mountain: Lower slopes of south flank, just E of claymine area Comment
  UCR100157  Osmorhiza brachypoda Scott D. White 1994-4-23 2029 Riverside San Bernardino Mtns, Millard Canyon, c. 8 air mi. north of Cabazon. USFS Rd 2S05.2, c. 0.3 mi. south of junction of 2S05.2 & 2S05B; c. 1.7 mi. south of Deer Spring & 1 mi. SW of Bear Wallow Spring 1311 Comment
  RSA562478  Oxalis corniculata Steve Boyd, Tim S. Ross 1992-5-5 7258 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats along Serrano Spring drainage between Lucas Canyon Trail and junction of Bluewater and Verdugo Trails. 732 Comment
  POM48935  Oxytheca caryophylloides P. A. Munz 1924-7-19 8854 Riverside burn 6 mi SE of Poppet Flat. San Jacinto Mts. 1524 Comment
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Oct 17 2008
  RSA64894  Oxytheca trilobata F. W. Peirson 1922-5-21 5349 Riverside Hemet Valley, San Jacinto Mts 1372 Comment
  CAS-BOT-BC327916  Palafoxia arida Mrs. Robert Campbell 1921-11-26 6 Riverside Between Palm Springs and Indian Wells Comment
  CAS-BOT-BC327936  Palafoxia arida C. L. Hitchcock 1940-3-29 5848 Riverside Ca. 12 mi E of Indio Comment
  UCR207214  Panicum O. F. Clarke 2002-11-3 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  OBI42648  Panicum capillare A. C. Sanders 1986-5-20 6499 Riverside In vacant lot where an orange grove wasrecently removed, across the street from 1012 Spruce St. (T2S, R4W, NE1/4 sec 19) 305 Comment
  UCR2623  Panicum capillare F. M. Reed 1906-7-10 1137 Riverside Riverside, Chicago Ave. south of 8th St. (University Ave.) 293 Comment
  UCR3744  Panicum capillare O. F. Clarke 1970-9-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River bottom just east of the old Salt Lake RR Bridge 216 Comment
  UCR2633  Panicum urvilleanum S. B. Parish 1907-1 s.n. Riverside Sonoran (Colorado) Desert, Whitewater at edge of the Colorado Desert 396 Comment
  UCR43282  Panicum urvilleanum B. A. Carlson 1986-4-10 s.n. Riverside Upper Coachella Valley, floodplain of the Whitewater River at field of wind turbines among settling ponds west of Indian Avenue near Hugo Siding on S.P.R.R. 244 Comment
  RSA525251  Papaver californicum Steve Boyd, Tim S. Ross 1990-5-11 4629 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79. 549 Comment
  CAS-BOT-BC413374  Parietaria hespera var. californica Steve Boyd 1992-4-15 6877 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. downstream to the confluence with San Mateo Creek 487 Comment
  SBBG1355  Parietaria hespera var. hespera H. and M. Dearing 1942-1-25 4787 Riverside San Jacinto Mtns 1219 Comment
  UCR93230  Parkinsonia aculeata A. C. Sanders 1994-7-27 15159 Riverside Santa Ana River, Colton and Riverside: from the Riverside Avenue (North Main Street) Bridge downstream to just above the Market Street crossing. 246 Comment
  CAS-BOT-BC389657  Parkinsonia florida Deidre Conocchioli; Duncan S. Bell 2014-3-11 151 B Riverside Devil Canyon in the Santa Rosa Wilderness area. W of Coachella Valley, 3 miles S of Lake Cahuilla 110 Comment
  RSA0040117  Parkinsonia florida Joseph Brehm 2014-7-21 s.n. Riverside Collected at Dos Palmas ACEC along the north fence, just north of percolation ponds. Comment
  RSA698048  Parosela emoryi J. Russell Bruff 1929-1-1 406 Riverside 1000 Palms Comment
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Nov 9 2011
  SD236442  Parthenocissus vitacea A. C. Sanders, D. L. Sanders 2008-9-27 36104 Riverside San Bernardino Valley Region: Santa Ana Riverbottom at Norco between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 164 Comment
  UCR19661  Paspalum dilatatum John C. Roos 1965-8-3 s.n. Riverside Hemet 503 Comment
  UCR272674  Pectis papposa Sarah J. De Groot, Duncan S. Bell 2015-9-21 7585 Riverside Peninsular Range; Santa Rosa Mountains, SSW of Palm Desert, along Carrizo Road just north of Hwy 74 1053 Comment
  SD255104  Pectis papposa var. papposa Sarah J. De Groot, Amy Rouillard 2015-9-15 7571 Riverside For Dry Lake, Chuckwalla Valley, north of I-10. Mud flat with some standing water at south edge of dry lake bed. 106 Comment
  UCR108477  Pectocarya A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16145 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  UCR260863  Pectocarya anisocarpa A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41475 Riverside San Gorgonio Pass, 3.3 miles east of Cabazon, north of the San Gorgonio River wash on the alluvial slope east of the water bottling plant and south of I-10 445 Comment
  RSA704543  Pectocarya heterocarpa LeRoy Gross 2005-3-3 1579 Riverside Palen Mountains, south side. Near end of old prospect road., Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W 207 Comment
  RSA781652  Pectocarya heterocarpa Duncan S. Bell 2009-3-8 73 Riverside Arica Mountains: northwest section of mountain range approximately 3.2 air miles northwest of Priest Well, or approximately 6 air miles southwest of the ghost town of Rice. 476 Comment
  UCR217793  Pectocarya heterocarpa Jim Andre, T. La Doux 2010-2-28 12562 Riverside Lower Colorado River Valley, along Hwy 95 c. 25 miles north of Blythe, on east side of Big Maria Mountains, under radio tower 83 Comment
  SEINET10805493  Pectocarya linearis John F. Green 2006-4-18 Green s.n. Riverside NE of Murrieta just S of Los Alamos Rd. ("Clinton Keith Rd."), on E and W sides of Liberty Rd. border between City of Murrieta and unincorporated French Valley (Murrieta 7.5'Q). Dirt road edges with remnant sage scrub in rural residential area; less disturbed extant sage scrub to the NW. 415 Comment
  UCR172192  Pectocarya linearis John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, City of Temecula, Immediately N and south of Murrieta Hot Springs Road along San Diego Aqueduct right-of-way 396 Comment
  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
  RSA0062650  Pectocarya linearis M. Harthill 1973-2-17 s.n. Riverside W. Palm Springs. 365 Comment
  SFV6346  Pectocarya linearis subsp. ferocula T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-2 25 Riverside San Bernardino Mountains Whitewater Canyon Road, 3 miles north of Highway 60. 630 Comment
  UCR237687  Pectocarya linearis subsp. ferocula Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4475 Riverside San Bernardino Mountains, Whitewater Canyon, along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center, Whitewater Trout Farm, in the vicinity of Bonnie Bell 488 Comment
  PASA1955  Pectocarya penicillata 1928-3-3 Riverside near Whitewater - Col. desert Comment
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Jun 24 2016
  UCR183178  Pectocarya penicillata Mitch Provance 2003-5-5 4407 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  CAS-BOT-BC169708  Pectocarya peninsularis Ivan Murray Johnston 1932-3-13 10629 Riverside Thousand Palms Canyon Comment
  CAS-BOT-BC169712  Pectocarya peninsularis E. A. McGregor 1917-4-1 844 Riverside Between Coyote Wells and Cement Bridge Comment
  UC1178536  Pectocarya platycarpa Peter Kamb 1948-4-11 886 b Riverside 5 mi e Garnet (Aqueduct rd); Coachella Valley 30 Comment
  UCR214140  Pectocarya recurvata A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37721 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, c. 0.5 mi NE (34 deg. ) of intersection of Temescal Canyon Rd. and Concordia Ranch Rd. 518 Comment
  UCR58488  Pectocarya setosa Ed LaRue 1989-1 s.n. Riverside foothills of San Bernardino Mtns, Hills east of Beaumont, along Potrero Creek, 0.5 mi. east of old San Jacinto Nuevo Y Potrero land grant 701 Comment
  PASA166  Pedicularis densiflora Frank W. Peirson 1922-4-29 Riverside 1 mile east of Dripping Spring, Temecula river 518 Comment
  RSA523484  Pedicularis densiflora Steve Boyd, Tim S. Ross, L. Arnseth 1990-3-30 3944 Riverside Vail Lake area, summit of Big Oak Mtn, N of lake. Saddle between summits, N slope along rd heading N to Black Hills. 793 Comment
  RSA743826  Pellaea andromedifolia var. andromedifolia Sarah J. De Groot, J. Mark Porter 2005-3-9 4773 Riverside Whitewater Canyon, several miles north of I-10. 591 Comment
  SDSU12253  Pellaea andromedifolia var. andromedifolia Jeremy Mass, Ryan Jacobson 2000-4-19 Riverside Near Stone Creek, Santa Margarita Ecological Reserve (SDSU), ca.1.5 miles from Southside Field Station along jeep trail going to Northside Field Station. 183 Comment
  POM182208  Pellaea mucronata P. A. Munz 1932-4-24 12393 Riverside San Jacinto Mountains: Snow Creek Canyon 457 Comment
  JOTR29594  Pellaea mucronata var. mucronata Andre, Jim 2006-4-26 6773 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
  CAS-BOT-BC258813  Pennisetum setaceum A. C. Sanders; P. MacKay 1994-10-23 15848 Riverside San Bernardino Mountains: Whitewater River Canyon, between the trout hatchery and Bonnie Bell 581 Comment
  HSC87076  Pennisetum setaceum Dave Hawks 1986-4-17 Riverside Whitewater River Channel, 1 mi. S of Hwy. I-10 and 2 mi. W of Indian Ave. 259 Comment
  UCR261213  Pennisetum setaceum A. C. Sanders, Katie Young, John Hale 2015-4-22 41601 Riverside San Gorgonio Pass, San Gorgonio River wash, SE of Cabazon, east of Elm St., c. 2 km south of I-10, 1 km NW (303 deg. ) of One Horse Spring 459 Comment
  CAS-BOT-BC227212  Pennisetum villosum T. B. Salvato 2000-8-22 020 Riverside Peninsular Range: Riverside, Bascomb Drive at Don Goodwin Street 309 Comment
  GMDRC6573  Penstemon centranthifolius J. M. Andre 2012-6-15 30529 Riverside San Jacinto Mountains: along Hwy 243, 10.7 mi. south of Interstate 10 (Banning); SB Natl. Forest 1499 Comment
  POM11204  Penstemon centranthifolius Philip A. Munz 1922-6-23 5787 Riverside Hemet Valley, San Jacinto Mountains, [on Garner Ranch - 5784]. 1372 Comment
  RSA650291  Penstemon centranthifolius Toppenberg 1961-5-12 s.n. Riverside Hwy. 74. Beaumont to Idyllwild. Comment
  UCR268292  Penstemon centranthifolius Jim Andre 2012-6-15 30529 Riverside San Jacinto Mountains, Banning, along Hwy 243, 10.7 miles south of Interstate 10, San Bernardino National Forest 1499 Comment
  NY583957  Penstemon clevelandii var. connatus F. W. Pennell 1940-4-28 25287 Riverside Route 74, above Ribbonwood, east of San Jacinto Range 1402.1 Comment
  JEPS13632  Penstemon labrosus Peter Kamb 1948-7-11 1193 Riverside Hall Canyon San Jacinto Mts., Hall Canyon 1645 Comment
  CHSC1885  Penstemon pseudospectabilis L. Oliver; D. Sloan 1935-4-17 Riverside North Colorado desert. Comment
  CLARK-A1528-877  Penstemon spectabilis C. M. Flanagan 1973-5-20 OO 528 Riverside Morongo Indian Reservation 1158 Comment
  RSA282791  Penstemon spectabilis C. W. Tilforth, B. Busenberg 1980-6-10 1982 Riverside 1.0 mi. from Hwy 74 on north leg of Thomas Mtn. Rd., south of Lake Helmet. Comment
  NY661169  Penstemon spectabilis var. spectabilis W. L. Jepson 1928-4-19 12436 Riverside Temecula 310.6 Comment
  NY661185  Penstemon spectabilis var. spectabilis H. K. Sharsmith 1954-7-7 4445 Riverside On highway between Banning and Idlewild, near Fuller Creek, San Bernardino National Forest. 1828.8 Comment
  SEINET238564  Penstemon spectabilis var. spectabilis George K. Helmkamp 1998-6-27 4085 Riverside Santa Rosa Mtns.: 3.3 mi S of Hwy 74 along Santa Rosa Mtn Rd. in vicinity of an unnamed spring. 1585 Comment
  POM187834  Penstemon thurberi E. C. Jaeger 1931-9-18 s.n. Riverside Near Lost Horse Mine Comment
  LA203844  Pentachaeta aurea Robert G. Engman; sn Riverside San Jacinto Mountains Comment
  RSA180314  Pentachaeta aurea E. W. Lathrop 1959-4-2 4409 Riverside 18 miles S.W. of Elsinore. Tenaja plateau, south slope Comment
  RSA430200A  Pentachaeta aurea E. Misquez 1987-4-11 s.n. Riverside Walker Basin: 2 miles on Avenida de Oro from jct. with Rancho California Rd. and 4.7 miles W of I15. 415 Comment
  RSA773473  Pentachaeta aurea Duncan S. Bell, Colleen Wheeler 2010-7-19 1630 A Riverside San Bernardino National Forest: Garner Valley, in the vicinity of the Tool Box Spring trailhead, approximately 3 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1377 Comment
  UC669246  Pentagramma maxonii Annie M. Alexander and Louise Kellogg 1941-2-28 1876 Riverside Andreas Canyon; San Jacinto Mts 335 Comment
  RSA0094739  Pentagramma maxonii I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon. 274 Comment
  SFV13131  Pentagramma triangularis M. J. Thor 1982-9-17 146 Riverside San Jacinto Mountains Idyllwild Park. Lily Creek, rocky part along roadway. 1616 Comment
  RSA0070718  Pentagramma triangularis subsp. triangularis Steve Boyd, Aydee Virgen 2004-4-13 10893 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  UCR226785  Peritoma arborea Jim Andre 2011-2-9 15903 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
  CAS-BOT-BC77492  Peritoma arborea var. angustata W. R. Dudley 1903-12-28 s.n. Riverside Palm Springs Comment
  JOTR32165  Peritoma arborea var. angustata La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2317 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Large sandy canyon with braided wash that feeds southwest into Wilson Canyon (Stop 7) 902 Comment
  SBBG97221  Perityle emoryi W. L. Halvorson 1977-2-5 77 -10 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  UCD134885  Perityle emoryi David Charlton 1988-2-18 1121 Riverside Alluvial Fan, south side of Little San Bernardino Mountains. Fargo Canyon Road to Cottonwood Wash, south of Joshua Tree National Park, parallel to I-10. 1 mile east of Jct Dillon Road and Fargo Canyon Road. 609 Comment
  UCR103584  Perityle emoryi George K. Helmkamp, E. A. Helmkamp 1998-2-18 2717 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; 0.3 mi south of Chuckwalla Rd. on Graham Pass Rd. 122 Comment
  UCR196364  Perityle emoryi Naomi Fraga, Lisa Rojas 2005-2-10 1360 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  UCR20759  Perityle emoryi A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1308 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
  UCR233177A  Perityle emoryi Jim Andre, Glenn L. Clifton 2011-2-22 17431 Riverside Mecca Hills, along Box Canyon Road, 8.5 mi northeast of town of Mecca 171 Comment
  UCR279346  Perityle emoryi A. C. Sanders, Jim Malusa 2017-3-23 42933 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 2.3 miles east of Iris Pass 787 Comment
  UCR75090  Perityle emoryi A. C. Sanders, E. J. Lawlor 1992-4-4 12101 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  CAS-BOT-BC418846  Persicaria hydropiperoides Philip A. Munz 1935-10-21 14652 Riverside Santa Ana River, below Rincon Comment
  CAS-BOT-BC167758  Petalonyx thurberi Nancy Ryan Zabriskie; Walter Zabriskie 1971-10-23 452 Riverside Near Andreas Canyon Club gate, South Palm Canyon Drive, Palm Canyon drainage, east slope San Jacinto Mountains 167 Comment
  RSA701155  Petalonyx thurberi Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11257 Riverside Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. 570 Comment
  UCR274214  Petalonyx thurberi Duncan S. Bell, Evan Meyer 2014-10-29 7688 Riverside Santa Rosa Mountains, Agua Alta Canyon, to the north of Martinez Canyon, c. 6 air miles southeast of the summit of Martinez Mountain 394 Comment
  CAS-BOT-BC326775  Peucephyllum schottii Aven Nelson; Ruth Nelson 1939-3-27 3291 Riverside Near Fish Springs west of teh Salton Sea Comment
  POM46832  Peucephyllum schottii Mary F. Spencer 1920-3-23 1454 Riverside Palm Springs. 122 Comment
  UC1007222  Phacelia campanularia Philip A. Munz 1940-3-23 15716 Riverside wash 3 mi n Cottonwood Springs; Eagle Mts. 914 Comment
  UCR116811  Phacelia campanularia A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23941 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  UC572562  Phacelia campanularia subsp. campanularia H. S. Yates 1937-3-24 6476 Riverside near mouth of Deep Canyon; Thermal Quadrangle 304 Comment
  UCR214908  Phacelia campanularia subsp. campanularia Scott D. White, Justin M. Wood, Paul Kielhold 2009-4-21 12586 Riverside San Bernardino Mountains, ridgeline east of Whitewater Canyon, c. 2 miles north of town of White Water (Hwy I-10), near Super Creek Quarry 747 Comment
  RSA748599  Phacelia campanularia subsp. vasiformis Scott D. White, Justin M. Wood 2009-4-29 12627 Riverside Little San Bernardino Mountains: City of Desert Hot Springs, Proposed development N of Pierson Blvd and E of Verbena Dr. Comment
  UC519860  Phacelia campanularia subsp. vasiformis N. Dunn and A. M. Martin Mar 26 1932-Mar 27 1932 Riverside Cottonwood Spring Comment
  SEINET7073336  Phacelia cicutaria 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
  UCR123602  Phacelia ciliata D. E. Bramlet 2000-5-9 3024 Riverside San Jacinto River; the site is 457m south of San Jacinto Avenue and 1.1 km north of Ellis Ave and just west of the river Comment
  UCR85569  Phacelia ciliata Julie A. Greene 1993-4-17 1202 Riverside San Jacinto Valley, San Jacinto Wildlife Area. west of San Jacinto River, west of Davis Rd 439 Comment
  UC64056  Phacelia ciliata var. ciliata H. M. Hall 1897-3-20 394 Riverside Temescal Comment
  UC310588  Phacelia crenulata var. ambigua Philip A. Munz 1926-1-31 9958 Riverside Dos Palmos Spring Colorado Desert Comment
  JOTR35475  Phacelia cryptantha Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-26 78 Riverside Joshua Tree National Park. Little San Bernardino Mtns; W. of Juniper Flats 1389 Comment
  UC667340  Phacelia cryptantha Annie M. Alexander and Louise Kellogg 1941-4-27 2098 Riverside Joshua Tree National Monument Joshua Tree National Monument (Riverside and San Bernardino Cos.) 1310 Comment
  UCR169392  Phacelia curvipes T. B. Salvato, John F. Green 2004-5-27 595 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  CAS-BOT-BC133957  Phacelia distans John H. Thomas 1957-3-29 6517 Riverside Between Banning and Cabazon, about 2 miles east of Banning near railroad tracks. 609 Comment
  CHSC109015  Phacelia distans Orlando Mistretta; D. Bell, J. Beckman, J. England, K. Kane, et al. 2010-4-12 4408 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm) in the vicinity of Bonnie Bell; between N33.94127, W116.64118 and N33.94722, W116.64305. 488 Comment
  RSA770446  Phacelia distans Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4558 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 610 Comment
  SEINET3091699 Image available Phacelia distans Barbara Gayle Pitzer 1998-1-24 3382 Riverside N foot of Chuckwalla Mtns, Eagle Mt Rd, south side of Hwy I-10, 0.8 mi south of Hwy at powerline rd, & wash directly south of road 500 Comment
  UC1595703  Phacelia distans W. Wisura, J. Dolan, and M. Wall 1992-3-24 4629 Riverside on Box Canyon Rd 10.0 mi ne Mecca; Lowdesert Comment
  UC1608255  Phacelia distans Steve Boyd and Orlando Mistretta 1992-4-23 7069 Riverside along creek from Riverside Co. line to confluence with Bluewater Canyon (following San Mateo Trail upstream); Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar 243 Comment
  UC1929820  Phacelia distans Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10495 Riverside Peninsular Ranges, San Jacinto Mountains / Colorado Desert; East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UCR92184  Phacelia distans D. L. Banks, Steve Boyd 1995-5-3 0187 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
  RSA5001  Phacelia minor Carl B. Wolf 1932-3-20 1 Riverside Richman Ranch, 2.5 miles no. of De Luz; S.W. Riverside County. 457 Comment
  SEINET7096699  Phacelia minor A. G. Vestal 1962-4-8 s.n. Riverside In bushes ca. 3.5 miles northeast of Lake Elsinore. NAD27, 33? deg. 42' 56ao, -117?_ 18' 09ao (converted to WGS84 decimal degrees) UTM Zone 11 471978mE, 3730462mN. Comment
  UCR75097  Phacelia neglecta A. C. Sanders, E. J. Lawlor 1992-4-4 12090 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  UCR160975  Phacelia ramosissima Narca A. Moore-Craig 1984-4-5 s.n. Riverside San Jacinto Wildlife Area, c. 2 mi. north of Lakeview, c. 0.5 mi. east of Davis Rd. at headquarters 506 Comment
  RSA779695  Phacelia rotundifolia Duncan S. Bell 2010-4-2 706 Riverside Arica Mountains: collecting along the mountains ridgeline, approximately 0.75 air mile north of summit. 592 Comment
  UCR70826  Philadelphus microphyllus subsp. pumilus Percy C. Everett 1942-7-28 11294 Riverside San Jacinto Mtns, Several hundred yards below summit of Devil's Slide Trail (Trail to Mt. San Jacinto) 2439 Comment
  RSA467439  Phleum alpinum M. B. Dunkle 1933-7-22 3746 Riverside Tahquitz Valley. San Jacinto Mountains. 2317 Comment
  SD128015  Phleum alpinum Michael Curto 1989-8-6 599 Riverside San Jacinto Mts, Fuller Ridge Trail, at springy N headwaters of Fuller Mill Cr. 2695 Comment
  UC23902  Phlox austromontana H. M. Hall May 1899 1168 Riverside Coyote Canyon San Jacinto Mts., El Toro Mt. 1645 Comment
  SEINET10743458  Pholisma arenarium Charles L. Hitchcock, C. V. Muhlick 1964-3-22 Hitchcock 23269 Riverside W end of Pinto Basin, Joshua Tree National Monument. Comment
  RSA784949  Phoradendron californicum Duncan S. Bell 2012-2-12 3127 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  UC68680  Phoradendron californicum H. M. Hall May, 1905 6014 Riverside Colorado Desert, Cottonwood Springs 670 Comment
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Oct 9 2010
  UCD102020  Phoradendron californicum Lewis S. Rose 1966-12-11 66093 Riverside Palm Springs. 152 Comment
  RSA727246  Phoradendron densum John F. Green 2008-1-18 s.n. Riverside Gavilan Hills: 5.5 miles WNW of Perris, c. 0.5mi. north of Santa Rosa Mine Rd. and 0.75 mi SE of Ida Leona Mine. 671 Comment
  UCR200324  Phragmites australis Steve Boyd 2007-4-20 11721 Riverside Peninsular Ranges: Perris-Aguanga Basin, southeastern end of the Gavilan Hills, north of Warm Springs Valley at upper end of 'Walsh Canyon,' c. 0.5 mi from junction with Lindel (aka Stovepipe) Road, on southwest facing slope just above old Melia adzedarach and across from driveway leading to 26875 Walsh Road 549 Comment
  UCR240205  Phragmites australis C. J. Minar 1994-5-7 11 Riverside Sonoran (Colorado) Desert, Coachella Valley, east of Salton Sea near Dos Palmas Oasis -27 Comment
  RSA423828  Physalis crassifolia H. de Forest 1925-4-17 s.n. Riverside Cabazon. Comment
  SBBG6614  Physalis crassifolia H. and M. Dearing 1940-1-1 4057 Riverside Painted Cyn, near Mecca Comment
  UC583284  Physalis crassifolia Lewis S. Rose 1936-1-1 36001 Riverside 19 mi n Indio (Aqueduct Road); Colorado Desert 609 Comment
  RSA0094753  Physaria tenella Jim M. Andre 2012-4-11 20800 Riverside Little San Bernardino Mountains; western margin of Eagle Mtns, along road to Cottonwood Spr (Utah Trail), 0.7 mi. north of Cottonwood Visitor Ctr. 956 Comment
  UCR260294  Physaria tenella A. C. Sanders, Jim Malusa 2015-3-9 41363 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along Gasline Road at major wash crossing 1.9 mi. south of Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range 686 Comment
  RSA543873  Pilularia americana Steve Boyd, Dave Bramlet 1991-5-13 6226 Riverside Winchester Valley between Winchester and Hemet along upper Salt Creek drainage. N of Santa Fe RR tracks, W of San Diego aqueduct. Comment
  SEINET10530519  Pinus cembroides var. parryana Victor Duran 1933-7-2 Duran 3495 Riverside Near Santa Rosa, Santa Rosa Mountains. 1676 Comment
  CAS-BOT-BC78556  Pinus coulteri P. C. Everett 1935-6-18 7206 Riverside Santa Ana Mts., Coldwater Can. Trail, about 2 mi. below (N.) main divide motorway 1219 Comment
  POM320781B  Pinus coulteri Anonymous 1968-11-20 s.n. Riverside Fulmor Lake. Mt. Range San Jacinto. 2134 Comment
  RSA384331  Pinus flexilis George R. Johnstone 1928-9-3 s.n. Riverside Mt San Jacinto. 3294 Comment
  RSA595732B  Pinus flexilis L. C. Wheeler 1945-10-6 6148 Riverside San Jacinto Mountains. North fork San Jacinto River, Fuller Mill Creek. 1829 Comment
  RSA384372  Pinus monophylla Samuel R. Tyson 1940-4-28 s.n. Riverside San Jacinto Mts. near Santa Rosa Mt. Desert slope of mountain. Comment
  UCSB6958  Pinus ponderosa Koran, Jr., John 1958-5-16 Riverside 5.2 miles W of Idyllwild on the Idyllwild to Banning Hwy 1584 Comment
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Mar 27 2014
  RSA3409  Pinus quadrifolia B. D. Stark 1931-8-29 2448 Riverside Vendeventer Flat, San Jacinto Mts. Altitude 4500 ft. 1372 Comment
  RSA741586  Pinus quadrifolia Scott D. White, Justin M. Wood 2008-6-17 12190 Riverside Morris Ranch Rd. - open area W of Goff Flat. 1616 Comment
  UC64441  Pinus quadrifolia H. M. Hall June, 1901 2139 Riverside Coyote Canyon Santa Rosa Mountain (western base Santa Rosa Mountain); San Jacinto Mountains, Santa Rosa Mountain 1524 Comment
  SD240929  Plagiobothrys acanthocarpus A. C. Sanders, T. B. Salvato 2011-4-1 38943 Riverside Peninsular Range: Lake Elsonore, SW of Baker St along dirt branch road to microwave tower, near large water tank on hill (Lake Elsinore 7.5'Q) 409 Comment
  CLARK-A1045-185  Plagiobothrys bracteatus George K. Helmkamp 1979-5-5 Riverside Santa Ana Mountains vernal pool; Wildomar 7.5'Q Comment
  RSA715761  Plagiobothrys canescens A. C. Sanders 2005-4-22 29598 Riverside Gavilan Hills: Gavilan Plateau ca. 0.75 air mi. SE of summit of Gavilan Peak. 625 Comment
  SEINET272294  Plagiobothrys canescens A. C. Sanders 1997-3-1 19730 Riverside Box Springs Mins: Pigeon Pass cyn below Regulus Rd 0.6 mi W of Pigeon Pass Rd. 0.4 mi E of Bench Mark Table. UTM 10km 610 Comment
  SEINET7063135  Plagiobothrys canescens A. G. Vestal 1963-3-26 s.n. Riverside Near Wood Canyon ?, Banning. UTM Zone 11, 511375mE, 3751508mN. (WGS84/NAD83). 701 Comment
  UCD120816  Plagiobothrys canescens Bill Wagner 1988-3-9 s.n. Riverside Benton Rd. and San Diego aqueduct, 1/2 mile E of Winchester Rd., NE of Murrieta. 411 Comment
  UCR213613  Plagiobothrys canescens A. C. Sanders, Matthew Malle 2010-4-23 38005 Riverside Peninsular Range, Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  UCR25421  Plagiobothrys canescens John C. Roos 1952-4-16 5559 Riverside Box Springs Mountains, Pigeon Pass 457 Comment
  UCR152648  Plagiobothrys collinus A. C. Sanders 2005-4-22 29599 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  UCR241926  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 Rd. south of Lake St. 433 Comment
  RSA0042972  Plagiobothrys collinus var. fulvescens A. C. Sanders, Timothy W. Chumley 2013-4-2 40735 Riverside Temescal Canyon at west side of Horsethief Canyon Rd., south of I-15 Fwy, SE of Corona (Lee) Lake 390 Comment
  UC494753  Plagiobothrys collinus var. gracilis Philip A. Munz 1932-3-24 12018 Riverside Corona 365 Comment
  UCR79248  Plagiobothrys fulvus Steve Boyd, T. S. Ross 1992-5-5 7247 Riverside Southern Santa Ana Mtns., San Mateo Canyon Wilderness Area. south of Oak Flats, SW of the Bluewater Trail 793 Comment
  UCR220331  Plagiobothrys leptocladus D. E. Bramlet 1992-4-29 2260 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto Valley, 8 km SW of Hemet, NW of the intersection of California Ave. and Stowe Rd., c. 250 ft. north of Stowe Rd. and c. 350 ft. west of California Ave. 456 Comment
  UCR241769  Plagiobothrys leptocladus A. C. Sanders 2013-4-9 40781 Riverside Peninsular Range; Perris-Aguanga Basin, Romoland, along SCE powerline route east of I-215, parallel to McLaughlin Rd., west of Trumble Rd., SE of Perris 436 Comment
  SD90575  Plagiobothrys undulatus Robert F. Thorne, Eatl Lathrop 1969-5-12 37931 Riverside Santa Rosa Plateau; large vernal marsh on south end of Mesa de Colorado, Rancho California. 625 Comment
  UCR249524  Plantago ovata T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7293 Riverside Sonoran (Colorado) Desert, south of Hwy I-10, north of the Chuckwalla Mountains, Chuckwalla Valley Road c. 1.4 km west of its junction with Augustine Pass Road 137 Comment
  POM14263  Plantago ovata var. fastigiata P. A. Munz, D. D. Keck 1922-4-9 4816 Riverside Hayfields, Chuckawalla Valley. 152 Comment
  POM4549  Plantago ovata var. fastigiata I. M. Johnston 1917-4-4 1006 Riverside Near Palm Springs. 152 Comment
  RSA720467  Plantago patagonica Naomi Fraga, Tim Thibault 2006-5-16 1673 Riverside ca. 2.5 miles up Morris Ranch Road near its intersection with a locked FS road west of Goff Flat. 1585 Comment
  RSA741589  Plantago patagonica Scott D. White, Justin M. Wood 2008-6-17 12193 Riverside San Jacinto Mountains: Morris Ranch Rd. - open area W of Goff Flat. 1616 Comment
  UCD124380  Plantago patagonica Thorjus Rendira 1923-1 s.n. Riverside Aquauga. Comment
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Mar 15 2014
  CAS-BOT-BC93213  Platanus racemosa B. D. Stark 1933-11-1 5555 Riverside Andreas Canyon, desert side of San Jacinto Mountains. Comment
  JEPS29293  Platystemon californicus Rimo Bacigalupi and L. Heckard 1962-3-25 8388 Riverside about 5 mi se Corona (just n of Bedford Canyon); eastern base of Santa Ana Mountains, n of Bedford Canyon 304 Comment
  RSA445709  Platystemon californicus G. R. Johnstone 1934-3-27 18575 Riverside Near Wildomar. Inland route to Temecula. Comment
  RSA613409  Platystemon californicus D. L. Banks 1997-4-5 1682 Riverside NW Palomar Mountains, Agua Tibia Mountains: Agua Tibia Wilderness Area. South of Dorland Mountain, just west of the Pechanga Indian Reservation boundry, at the headwaters of a tributary of the north fork of Pechanga Creek. 768 Comment
  UCR25367  Platystemon californicus John C. Roos 1952-4-13 5532 Riverside N side of the Box Springs Mountains 457 Comment
  POM13460  Plectritis ciliosa subsp. insignis Philip A. Munz, I. M. Johnston 1922-5-19 5389 Riverside Keen Camp, San Jacinto Mountains. 1463 Comment
  UC70076  Plectritis ciliosa subsp. insignis F. M. Reed 1905-4-20 728 Riverside vicinity of Riverside (top of Box Springs Mountain); Box Springs Mountain Comment
  JOTR16785  Pleuraphis rigida Walters, Jim 1967-5-12 s.n. Riverside Joshua Tree National Park. LOST HORSE RANGER STATION ACCESS ROAD 1341 Comment
  POM116974  Pleuraphis rigida Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA273302  Pleuraphis rigida J. P. Smith, J. O. Sawyer 1973-6-10 6887 Riverside Joshua Tree National Monument, Riverside County. Comment
  RSA697727  Pleuraphis rigida Wilma Griset 1931-3-29 s.n. Riverside Colorado Desert, Indio. Comment
  RSA787592  Pleuraphis rigida Thomas Stoughton, Jacqueline McConnaughy, Andrew Monks, Malia Volke 2010-4-22 166 Riverside McCoy Wash. N of I-10. Rd going N from Black Rock Rd. S side of private land boundary. 244 Comment
  SBBG14817  Pleuraphis rigida E. R. Blakley 1962-11-25 5481 Riverside 5 mi W of Blythe on US Hwy 60 and 70 121 Comment
  UC818425  Pleuraphis rigida C. L. Hitchcock 5934 Riverside along 29 Palms Road 1 1/2 mi ne Cottonwood Spring (Joshua Tree Nat. Monument); , ne of Cottonwood Spring Comment
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Nov 6 2011
  CAS-BOT-BC326511  Pluchea sericea W. R. Dudley 1903-12-26 s.n. Riverside Palm Canyon Comment
  RSA472131  Pluchea sericea A. Menke 1955-4-26 s.n. Riverside Coachella. Comment
  SD5511  Pluchea sericea Fidella G. Woodcock 1928-4-27 Riverside Palm Springs Comment
  UCD134946  Pluchea sericea A. C. Sanders 1997-3-19 20033 Riverside Lake Skinner area: S foot of Bachelor Mountain, across the northern arm of the lake from the boat ramp, from dirt track down to lakeshore. 457 Comment
  RSA740611  Poa pratensis Scott D. White, Justin M. Wood 2008-6-19 12260 Riverside Meadows at Baldy Mtn. 1585 Comment
  RSA525256  Poa secunda Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4568 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 548 Comment
  RSA91517  Poa secunda F. W. Peirson 1919-4-12 1551 Riverside Tahquitz canyon near Palm Springs. Comment
  RSA583732  Poa secunda subsp. secunda Steve Boyd 1995-4-24 8497 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. 671 Comment
  SBBG61496  Polygonum douglasii R. Hoffmann 1929-9-6 Riverside Tahquitz Valley 2438 Comment
  CAS-BOT-BC237273  Polypogon monspeliensis H. M. Hall 1901-6-1 2274 Riverside San Jacinto Mountains. Vicinity of Strawberry Valley 1615 Comment
  UCD91347  Polypogon monspeliensis E. W. Lathrop 1964-9-13 5417 Riverside 8 miles west of Murrieta. Loma Linda University Herbarium. 548 Comment
  RSA740645  Polypogon viridis Scott D. White, Justin M. Wood 2008-6-19 12277 Riverside Meadows at Baldy Mtn. 1585 Comment
  IRVC166  Polystichum imbricans subsp. curtum Pat Rolfe 1965-4-24 HS 554 Riverside Lake Elsinore. Southern Coastal Comment
  POM49460  Populus X parryi M. French Gilman 1924-07 s.n. Riverside Side canyon of Snow Canyon. 610 Comment
  RSA695703  Porophyllum gracile Stephen Bruff 1934-3-28 s.n Riverside Lakeview. Comment
  UCR241483  Potentilla glandulosa Tracy Tennant, Jeffrey Ross 1998-5-21 MOR- 234 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Hathaway Creek Canyon, NW of Cabazon 976 Comment
  SDSU13321  Potentilla glandulosa subsp. glandulosa Ryan Jacobson, Jeremy Mass 2000-4-19 10 Riverside On banks of Stone Creek, Santa Margarita Ecological Reserve, along jeep trail going from south-side facility to north-side facility. About 1.5 miles from south-side facility. 183 Comment
  RSA0030748  Potentilla glandulosa subsp. hansenii Edmund C. Jaeger 1921-7-9 s.n. Riverside S. side Strawberry Valley. San Jacinto Mts. 1585 Comment
  POM366544  Potentilla glandulosa var. nevadensis M. B. Dunkle 1933-7-22 3747 Riverside Tahquitz Valley. 2317 Comment
  SD229257  Potentilla gracilis Dick Schwenkmeyer 2012-6-27 759 Riverside Strawberry Creek, 1/4 mile northwest of Humber Park, Idyllwild. 1914 Comment
  POM348734  Prosopis glandulosa var. torreyana D. A. Young 1969-4-18 p 354 Riverside 3 mi SE of hwy 74 (approx 8 mi S of Palm Desert) near the fence of the Univ. of Riverside Deep Canyon Research Station. 366 Comment
  RSA0112048  Prosopis glandulosa var. torreyana Duncan S. Bell 2009-10-9 501 Riverside Central section of the Arica Mountains. 458 Comment
  SEINET858920  Prosopis glandulosa var. torreyana M. F. Wojciechowski 2000-1 875 Riverside Ca. 5 miles north of Blythe along US highway 95, in low, sandy area adjacent to Colorado River. Comment
  UC570360  Prosopis glandulosa var. torreyana H. S. Yates 1936-4-6 5411 Riverside Palm Springs; San Jacinto Quad. 137 Comment
  SEINET10489774  Prosopis glandulosa var. torreyana David B. Dunn, Howard Brown; Elizabeth M. McClintock 1947-3-16 Dunn 2863 Riverside Pushawalla Canyon, Indio Hills. Shelf of canyon on the W side and below the main Palm group. Comment
  RSA792335  Prosopis juliflora var. torreyana Doris Bowers 1972-10-14 1939 Riverside Rancho Calif., NW of SBCM Dig 396 Comment
  UCD108198  Prosopis pubescens Richard Bates 1949-4-26 s.n. Riverside Cathedral Canon, southeast of Palm Springs. Comment
  UC12740  Prunus emarginata H. M. Hall July, 1901 Riverside Fuller's Mills Mountains, from w side Fuller's Mills Mountains; San Jacinto Mountains, Fuller's Mills Mountains 1584 Comment
  UC218101  Prunus fasciculata A. Gilman 1922-4-10 Riverside Morongo Pass Comment
  RSA453240  Prunus fremontii Anstruther Davidson 1903-5-3 1843 Riverside Thermal. Comment
  UCR117330  Prunus ilicifolia subsp. ilicifolia Mitch Provance 1998-6-11 656 Riverside Jurupa Mountains, NW Jurupa Mtns; south of the E extreme of Philadelphia St. 290 Comment
  CAS-BOT-BC293743  Psathyrotes ramosissima Mona Bourell 1987-4-14 3273 Riverside BLM California Conservation Area, Hwy 195. Spur off of Box Canyon, near Mecca 150 Comment
  SD137888  Pseudognaphalium biolettii Darin L. Banks, Steve Boyd 1995-3-16 106 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. East of the Dripping Springs Alcove, north slope of Wildhorse Peak, on the Wildhorse Trail. 609 Comment
  UCR134645  Pseudognaphalium biolettii Mitch Provance 1998-4-10 412 Riverside La Sierra Hills, east-facing slopes of hills at western extreme of Cypress Ave 351 Comment
  UCR26135  Pseudognaphalium biolettii John C. Roos 1952-2-29 5374 Riverside Reche Canyon Comment
  UCR281103  Pseudognaphalium leucocephalum Mitch Provance, Jeremiah George 2017-3-21 317- 08 Riverside Temescal Valley, Horsethief Wash (E branch impeded by development), N of Hwy 15 and NNW of Horsethief Rd., area between Temescal Canyon Rd. and Temescal Creek 357 Comment
  JOTR32462  Pseudognaphalium luteoalbum La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2607 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam; Small riparian pond environment with seasonally submerged muddy banks, surrounded by boulder outcrops (Stop 4) 1301 Comment
  RSA737431  Psilocarphus brevissimus var. brevissimus Justin M. Wood 2008-8-31 125 Riverside Romoland, 1/4 mile S of Ethanac Rd. between San Jacinto Rd. and Palomar Rd. just south of railroad tracks. 442 Comment
  RSA713575  Psilocarphus tenellus var. globiferus R. E. Riefner Jr. 2005-4-20 05 -238 Riverside SE ca. 0.5 mi from end of California Ave. off Florida Ave. (Hwy 74), and N of Stetson Ave. 463 Comment
  UCSB3073  Psorothamnus arborescens Eriksen, C. 1954-4-29 Riverside 3 mi. W of Morongo Valley along Hwy. Comment
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Oct 22 2014
  CAS-BOT-BC353585  Psorothamnus arborescens var. simplicifolius Marcus E. Jones 1926-6-8 s.n. Riverside Whitewater Comment
  RSA289818  Psorothamnus emoryi Barry A. Prigge 1980-9-16 4030 Riverside Colorado Desert, Coachella Valley: 3 mi. N of Pal Springs City Hall and E of Narnet. 159 Comment
  RSA403990  Psorothamnus emoryi Louis C. Wheeler 1931-11-26 392 Riverside Salton Sea, 2 miles SE Salton Bench Mark. -76 Comment
  UC168727  Psorothamnus emoryi Marcus E. Jones, A. M. 1903-5-8 Riverside Indio -7 Comment
  UCR116819  Psorothamnus emoryi A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23950 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  UCR130872  Psorothamnus emoryi A. C. Sanders, K. C. Rose 1999-5-28 22795 Riverside Coachella Valley, between La Quinta and Indio, along Jefferson St. between Ave 54 and I-10 4 Comment
  SEINET3131124  Psorothamnus emoryi var. emoryi L. S. Rose 1935-12-19 35662 Riverside On Colorado desert at Palm Springs 138 Comment
  UCR89663  Psorothamnus schottii Bern Schwenn 1994-4-30 s.n. Riverside southern Mojave Desert, Joshua Tree National Monument. E side of Hexie Mtns., along Ruby Lee Well Road, between paved Pinto Basin Road and the divide. 823 Comment
  UCSB3050  Psorothamnus schottii Wilson, Richard 1958-5-18 Riverside 5 miles East of Pinon Flats on Highway 74 (Calif.) Comment
  CAS-BOT-BC340948  Psorothamnus spinosus Roxana S. Ferris 1918-6-14 973 Riverside Between Palm Springs and Indian Wells Comment
  JOTR32400  Psorothamnus spinosus Harding, Mitzi, A. Benton 2011-7-13 16 Riverside Joshua Tree National Park. Cottonwood Canyon, between Cottonwood and Eagle Mountains; Along Cottonwood Spring Road; Large, active, sandy wash 741 Comment
  RSA0019787  Psorothamnus spinosus April Garbat, Kristin Forgrave 2013-5-29 75 Riverside Along Box Canyon Rd from Cottonwood Springs Rd to Mecca. 305 Comment
  RSA796110  Psorothamnus spinosus Duncan S. Bell 2009-4-20 321 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  RSA262103  Pterostegia drymarioides E. W. Lathrop 1969-5-8 7012 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  UCR116775  Pterostegia drymarioides A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23896 Riverside Perris-Aguanga Basin region, Tucalota Creek along gasline right-of-way, SE of French Valley Airport, off Borel Rd. in NE Murrieta 396 Comment
  UCR116924  Pterostegia drymarioides A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-9 24221 Riverside Perris-Aguanga Basin region, Hemet, SE of intersection of State Street and Gibbel Rd., small hill (1684 ft. at summit) at east end of Diamond Valley, 1 mi. SSW of Hemet Butte 513 Comment
  UCR116989  Pterostegia drymarioides A. C. Sanders, T. B. Salvato 2001-5-3 24074 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  UCSB18375  Pterostegia drymarioides Smalley, G. 1964-5-10 Riverside State Highway 74, 10.8 miles SW of Palm Desert 914 Comment
  UCR277504  Quercus Mitch Provance 2012-4-20 412- 36 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
  RSA50465  Quercus X munzii P. A. Munz 1946-10-21 11590 Riverside Live Oak Tank, Joshua Tree National Monument. 1220 Comment
  UCR260521  Quercus agrifolia var. agrifolia T. B. Salvato 2014-5-29 8050 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
  UCR91725  Quercus berberidifolia A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18104 Riverside San Bernardino Mtns, Morongo Indian Reservation, natural pond & bog at SE edge of Burro Flats 1100 Comment
  LA46441  Quercus chrysolepis W. B. Welch; 1928-5-5 sn Riverside San Jacinto Mountains, Idyllwild Comment
  UCR231039  Quercus chrysolepis A. C. Sanders, Kent Beaman 2011-9-27 39917 Riverside Peninsular Range; Santa Ana Mtns., Main Divide Truck Trail, 0.95 km ENE (78 deg. ) of Santiago Peak summit 1402 Comment
  RSA29102  Quercus cornelius-mulleri C. H. Muller 1941-8-10 4044 Riverside San Jacinto Mts, 12 miles SE of Keen Camp Comment
  RSA502497  Quercus cornelius-mulleri Steve Boyd 1989-6-11 3739 Riverside Vail Lake area, S flank of Oak Mountain, N of the lake. 549 Comment
  RSA763064  Quercus dumosa E. W. Lathrop 1969-6-5 7092 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest 1220 Comment
  RSA597057  Quercus engelmannii D. L. Banks, Lauren Raz 1996-11-5 1160 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, S of San Gabriel Church; Along a newly established firebreak along a NW-SE running ridgeline, near the water tank. 402 Comment
  UC1135590  Quercus engelmannii R. St. John 1931-2-3 181 Riverside Santa Rosa Ranch, at extreme Head of Tenaja Canyon San Luis Rey Quad., Tenaja Canyon 640 Comment
Read comments
Nov 27 2011
  UCR217658  Quercus engelmannii Diane Menuz, Joe Veverka 2007-8-9 357 Riverside Peninsular Range, Temecula, along north bank of Santa Margarita River c. 0.9 mi southwest of I-15 and Hwy 79S interchange 300 Comment
  UCSC001110  Quercus kelloggii Peter Kamb 1947-5-17 519 Riverside Hall Canyon, San Jacinto Mountains 1646 Comment
  CAS-BOT-BC105000  Quercus wislizeni Peter H. Raven 1958-5-17 12960 Riverside along road to Banning 6.1 miles NW of Lake Fulmor, San Jacinto Mountains Comment
  UC1584070  Quercus wislizeni Steve Boyd and Dave Bramlet 1988-10-8 2868 Riverside sw of Anza (at head of Bautista Canyon); Cahuilla Mountain, Bautista Canyon Comment
  SD211611  Quercus wislizeni var. frutescens R. E. Riefner Jr. 2006-10-11 06 530 Riverside East of Rainbow Canyon, North of Rainbow Heights, Termite's Hike Trail 594 Comment
  SEINET4079341  Quercus wislizeni var. frutescens C. Davidson 1975-1 2815 Riverside 3.8 miles north of Alandale Station on road R1 from Idyllwild to Banning. 1699 Comment
  RSA560406  Rafinesquia californica Steve Boyd 1992-4-15 6884 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  RSA586931  Rafinesquia californica D. L. Banks, Peter Morrell 1995-5-4 0297 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 Woodchuck Trail. 548 Comment
  UCR89850  Rafinesquia californica Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3321 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
  POM13608  Rafinesquia neomexicana E. C. Jaeger 1921-4-1 1137 Riverside Mission Creek Wash, Colorado Desert Comment
  JOTR01285  Rafinesquia neomexicana Cole, James E. 1941-5-31 844 Riverside Joshua Tree National Park. LOST HORSE MINE AREA 1524 Comment
  RSA191394  Ranunculus aquatilis var. capillaceus E. W. Lathrop 1965-5-18 5758 Riverside 8 miles W of Murrieta; hills around 300 ft high. 610 Comment
  RSA399986  Ranunculus eschscholtzii Anstruther Davidson 1896-7-7 1922 Riverside Mt. San Jacinto. Comment
  UCR86019  Ranunculus sceleratus Scott D. White, Megan Phillips 1992-4-29 s.n. Riverside San Jacinto Valley, large area on San Jacinto Reservior on N and E sides, east of Sanderson Street, and SW of Ramona Expressway Comment
  UCR91291  Raphanus sativus Scott D. White, M. Jacobsmeyer 1996-4-20 3978 Riverside Perris Basin, Near Perris Airport, c. 100 m north of Case Road, just west of the I-215 Fwy 433 Comment
  UCSB2431  Raphanus sativus Kamb, Peter 1948-2-1 Riverside Valley in the Jurupa Mts. west of Colton, San Bernardino/Riverside County 304 Comment
  SEINET998620  Rhamnus californica T. B. Salvato 2004-1 597 Riverside San Bernardinos Mtns: head of Banning (San Gorgonio River) Canyon San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp. 1402 Comment
  UCR264076  Rhamnus californica S. J. Myers, Vesta A. Myers, Bill Hopson 2015-1-2 1078 Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon, upper part of canyon, near Corona 732 Comment
  RSA335025  Rhamnus ilicifolia Steve Boyd 1985-8-7 1111 Riverside Santa Rosa Plateau Region, NW base of Redonda Mesa on Tenaja Road, 0.8 mile east of jct with 8S01 and 8S02. Comment
  SBBG44538  Rhamnus ilicifolia W. B. Holt 1941-10-23 18 -1941 Riverside near Split Rock, Joshua Tree Nat Monument Comment
  UCR54446  Rhamnus ilicifolia A. C. Sanders, E. J. Lawlor 1988-10-22 8735 Riverside Santa Rosa Mountains, Pinyon Flats area, along the trail from the Dolomite Mine to Horsethief Creek 1200 Comment
  RSA249845  Rhododendron occidentale R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38120 Riverside San Bernardino National Forest, San Jacinto Mountains; Above and in James Reserve 1677 Comment
  RSA79404  Rhododendron occidentale Percy C. Everett, L. W. Lenz, E. K. Balls 1952-7-1 17275 Riverside Fuller Mill Creek, 2.4 miles south from Lake Fulmore. 1372 Comment
  UCR16588  Rhus integrifolia Joe Buriel 1966-2-26 s.n. Riverside E slope of small hill north of Mt. Rubidoux 306 Comment
  CAS-BOT-BC167972  Rhus ovata Ernest Braunton 1929-3-3 1026 Riverside Morongo Pass, San Bernardino Co. near Riverside Co. line 152 Comment
  RSA192296  Rhus ovata E. W. Lathrop 1966-3-2 6044 Riverside 10 miles NW of Murrieta, 1 mile W of Los Alamos Ranch, Cleveland National Forest. Comment
  RSA524472  Rhus ovata Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4076 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
  RSA696479  Rhus ovata Kenneth Beard 1934-04 s.n. Riverside Mtns. along Ortega Hwy. N. of San Juan hot Springs Comment
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Oct 31 2011
  RSA544412  Rhus trilobata var. pilosissima Steve Boyd, Timothy S. Ross 1991-6-14 6380 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 Spings. Comment
  RSA1173  Ribes indecorum B. D. Stark 1930-3-18 1487 c Riverside 1/2 way up west side of Mt San Jacinto. Comment
  UCR110989  Ribes nevadense George K. Helmkamp 1998-6-27 4126 Riverside Santa Rosa Mtns., 9 mi SE of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail = F. S. Rd. 7S02), in vicinity of Santa Rosa Spring. 2232 Comment
  RSA263758  Romneya coulteri E. W. Lathrop 1967-4-14 6180 Riverside 4 miles west of Corona between Tin Mine Canyon and Santiago Peak, Skyline Drive. Comment
  RSA0018994  Rorippa Steve Boyd, Gary D. Wallace 2005-7-30 11650 Riverside San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek 2659 Comment
  RSA727336  Rorippa palustris subsp. occidentalis Fred M. Roberts, Sandra Leatherman 2007-9-19 6587 Riverside Santa Ana Canyon: Santa Ana River, across from Green River Golf Course, 0.15 km W Green River Road Bridge. 128 Comment
  LA208272  Rosa californica Louis C. Wheeler; 1931-10-4 204 Riverside San Jacinto Mountains, Strawberry Valley 1584 Comment
  SD133008  Rosa californica Stephen Meyers 1990-12-10 Riverside Louis Rubidoux Nature Center: along the drainage that connects to the Sunnyslope Channel, & to the confluence with the Santa Ana River 700 Comment
  UCR178336  Rosa californica Tracy Tennant, Jeffrey Ross 1998-7-21 MOR- 650 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Hathaway Canyon, tree stand F-06 915 Comment
  UCSB37348  Rubus parviflorus Roos, John 1965-7-3 Riverside Dark Canyon, San Jacinto Mtns Comment
  POM13008  Rumex acetosella P. A. Munz, I. M. Johnston 1922-5-19 5423 Riverside Keen Camp, San Jacinto Mountains. 1463 Comment
  RSA561071  Rumex conglomeratus Steve Boyd, Tim S. Ross, Dave Bramlet 1993-5-12 7342 Riverside Southern Santa Ana Mountains, San 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
  UCR57986  Rumex maritimus Jeri Hirshberg 1989-7-27 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, E end of Vail Lake, in 'draw down' area Comment
  RSA0014449  Rumex obtusifolius Justin M. Wood 2010-3-4 1421 Riverside Prado Basin: City of Corona. Just NW of sewage treatment dike (intersection of railroad st. and Yorba St.) 160 Comment
  UCR157941  Sagina apetala T. B. Salvato, A. C. Sanders 2005-5-17 923 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
  CLARK-A1528-595  Salazaria mexicana Charlotte Stocks 1962-6-15 Riverside San Jacinto Mountains 1066 Comment
  UCR17312  Salazaria mexicana Anna Mayers 1978-4-15 s.n. Riverside Sonoran (Colorado) Desert, 27 km off [S of Interstate] Hwy 10, Graham Pass Road, Chuckwalla Bench. Comment
  UCR211718  Salicornia subterminalis Fred M. Roberts, D. E. Bramlet 2005-6-8 6249 Riverside Perris Basin, San Jacinto Valley, Upper Salt Creek drainage, north of Stetson and west of MWD canal, 1.6 km west of Ryan Airfield 454 Comment
  UCR50421  Salix L. F. LaPre, S. J. Myers 1988-2-18 s.n. Riverside Peninsular Range, 1/2 mi. SE of Tule Springs within boundaries of Anza-Borrego State Park 1131 Comment
  CAS-BOT-BC103892  Salix exigua Steve Boyd; Aydee Virgen 2004-4-13 10860 Riverside Peninsular Ranges; Santa Ana Mountains region: San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon Comment
  SBBG58867  Salix exigua M. N. Ackley 1928-3-10 Riverside Bridge Haven [Service Station in Whitewater, 1920s -1950] 426 Comment
  LA208656  Salix gooddingii Carl Epling; 1927-3-27 sn Riverside Thousand Palms Comment
  RSA479853  Salix gooddingii L. F. LaPre, K. Campbell 1988-4-1 s.n. Riverside Colorado River Valley at Blythe. 91 Comment
  UC482402  Salix gooddingii Ben L. Clary 1932-4-21 810 Riverside Colorado Desert, Coachella Valley -21 Comment
  UCR216445  Salix gooddingii Nolan M. Ung 2008-5-20 028 Riverside San Bernardino Valley Region, western Riverside near Pedley, Santa Ana River on the west side of Van Buren Blvd. bridge, north bank of the river 208 Comment
  RSA770441  Salix laevigata Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4573 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA601111  Salix lasiolepis A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18106 Riverside San Bernardino Mtns Morongo Indian Reservation, natural pond and bog at SE edge of Burro Flats. Comment
  RSA612479  Salix lasiolepis D. L. Banks 1997-2-23 1338 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, south of Pechanga Road in the Reservation, north of Pechanga Creek, and east of the Pechanga Tribal Government Center. 368 Comment
  UCR99586  Salix lasiolepis A. C. Sanders, S. Hawkins 1996-4-24 18091 Riverside San Bernardino Mtns, Morongo Indian Reservation, SE edge of Burro Flats in vicinity of natural pond & bog 1159 Comment
  CAS-BOT-BC128446  Salix lasiolepis var. lasiolepis Geo. B. Grant 1904-7-23 6373 Riverside Mt. San Gorgonio, Vivian Canyon 2286 Comment
  UC1178572  Salix lutea Peter Kamb 1948-7-10 1189 Riverside Hall Canyon San Jacinto Mts. 1645 Comment
  RSA357771  Saltugilia splendens R. F. Thorne, M. Z. Thorne 1973-3-30 42669 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  RSA469680  Saltugilia splendens N. C. Cooper 1944-7-16 1560 Riverside San Jacinto Mountains, above Pine Cove. 2073 Comment
  RSA771349  Saltugilia splendens subsp. splendens Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4474 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
  UC219088  Saltugilia splendens subsp. splendens P. A. Munz 1922-7-6 6015 Riverside Tahquitz Valley San Jacinto Mts., Tahquitz Valley 2194 Comment
  UC23850  Saltugilia splendens subsp. splendens H. M. Hall June, 1901 2305 Riverside in canyons of the w side San Jacinto Mountains Comment
  RSA770679  Salvia apiana Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4756 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 W116.65124 604 Comment
  UC218131  Salvia apiana P. A. Munz 1922-6-26 5828 Riverside s slope Santa Rosa Mts. 1706 Comment
  UCLA70112  Salvia carduacea C. Epling and J. Ewan Jun 1933 Riverside near Alberhill; Temescal Canyon Comment
  SDSU13958  Salvia clevelandii Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2145 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of wet meadow (El Valle complex). 646 Comment
  POM10197  Salvia columbariae P. A. Munz 1921-4-30 4501 Riverside Pinyon Wells 1220 Comment
  RSA357776  Salvia columbariae Robert F. Thorne, M. Z. Thorne 1973-3-30 42657 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  SD187431  Salvia columbariae Scott D. White, Angelia Carey 2004-4-16 10164 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills 548 Comment
  UC883893  Salvia columbariae I. W. Clokey 1935-4-18 6864 Riverside Gavilan Peak 600 Comment
  UCR165412  Salvia columbariae A. C. Sanders 2005-4-21 29563 Riverside Peninsular Range, Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 mi. ESE of Gavilan Peak 622 Comment
  UCR228934  Salvia columbariae A. C. Sanders 2011-4-6 39022 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. 1.5 mi. NE (73 deg. ) of Glen Ivy Hot Springs, 0-0.4 mi. NE of I-15 crossing 320 Comment
  UCR234286  Salvia columbariae A. C. Sanders, John F. Green 2012-4-6 40003 Riverside Peninsular Range; Santa Ana Mtns. Area, Temescal Canyon, along old (c. 1926) Corona-Elsinore RR route, between I-15 and Temescal Cyn. Rd., c. 10 miles south of Corona, SE of mouth of Mayhew Cyn. 325 Comment
  UCR27197  Salvia columbariae Marlyce Myers 1980-4-28 s.n. Riverside Perris Basin, Motte Reserve, 2.5 mi. NW of Perris 518 Comment
  UCSB11998  Salvia columbariae Schevill, Peggy 1963-5-5 Riverside Joshua Tree Woodland; About 5 miles north by northwest; Pinyon Flats Campground; Calif Hwy 74 1021 Comment
  SD58389  Salvia greatae Marjorie D. Clary 1938-4-17 2844 Riverside Bajada at base of Orocopia Mountains, north of the Salton Sea. 244 Comment
  UCR18806  Salvia greatae John C. Roos 1963-11-2 s.n. Riverside Sonoran (Colorado) Desert, Salt Creek wash c. 3 mi NE of Dos Palmas Spring Comment
  RSA776183  Salvia greatae Amber Swanson, Duncan S. Bell 2011-3-20 249 Riverside N of the Bradshaw Trail between Coachella Canal Rd and Red Canyon. N of the Chocolate Mtns. 198 Comment
  RSA434145  Salvia mellifera E. Crow 1929-3-17 190 Riverside Glen Ivy Hot Springs, Santa Ana Mts. Comment
  RSA543163  Salvia mellifera Steve Boyd, T. S. Ross, Mike Hammitt 1991-5-2 6093 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
  CAS-BOT-BC224852  Salvia pachyphylla H. M. Hall 1901-6-1 2160 Riverside San Jacinto Mountains. Eastern base, along the borders of the Colorado Desert 1402 Comment
  RSA727072  Salvia pachyphylla Jay Walker, R. C. Walker 3093 Riverside Santa Rosa Mtn., 7.3 miles up Santa Rosa Mtn. truck trail from jct with hwy 74. Comment
  POM50362  Salvia pachyphylla subsp. pachyphylla H. M. Hall 1901-06 2160 Riverside Eastern base of the San Jacinto Mountains, along the border of the Colorado Desert. Comment
  RSA125249  Salvia vaseyi E. K. Balls, P. C. Everett 1957-8-20 22670 Riverside 6.6 mi. sw. along State Hwy. 74 from Palm Village (jct. State Hwy. 111). 503 Comment
  CDA18821  Salvinia molesta R. O'Connell 1999-8-2 PDR 1142335 Riverside Palo Verde Irrigation District. 0 Comment
Read comments
Feb 6 2009
  RSA132549  Sambucus mexicana Donald A. Johansen 1933-7-14 714 Riverside Along road from Cherry Valley to Mesa Mira. 1372 Comment
  RSA359603  Sanicula bipinnatifida Steve Boyd 1986-3-9 1397 Riverside Temescal Canyon: Terrace escarpments between Indian Truck Trail and Horsethief Wash. 367 Comment
  RSA543585  Sanicula tuberosa Steve Boyd, L. Arnseth, Orlando Mistretta 1991-5-6 6137 Riverside Santa Ana Mountains, S side of Elsinore Peak. 1037 Comment
  UCR34989  Sanicula tuberosa L. B. Ziegler 1970-5-14 403 Riverside San Jacinto Mtns, above Hemet Valley on flat top of Pleistocene alluvium 1585 Comment
  UC1546665  Sarcostemma cynanchoides subsp. hartwegii Barry A. Prigge 1988-2-21 7858 Riverside 2 mi. w. Clemens Well; Colorado Desert, Orocopia Mts. 228 Comment
  UCD93276  Schismus C. L. Hitchcock; C. V. Muhlick 1962-3-16 22139 Riverside Temescal Canyon, 8 mi. s.e. of Corona. Comment
  CHSC109029  Schismus arabicus Justin M. Wood; J. Miner 2010-4-29 1531 Riverside Coachella Valley; Bermuda Dunes; near intersection of Avenue 38 and Varner Rd. 40 Comment
  RSA469302  Schismus barbatus Christopher Davidson 1973-4-1 1811 Riverside Hwy 71/79, appx. 7 mi from jct of Hwy 395 south. 412 Comment
  UCR114145  Schismus barbatus B. G. Pitzer, J. Ross 1998-3-8 3606 Riverside Sonoran (Colorado) Desert, N-facing bajada on south side of Hayfield Lake, between lakebed and Hwy I-10 427 Comment
  UCR19788  Schoenoplectus acutus var. occidentalis E. W. Lathrop 1966-6-1 6365 Riverside Santa Ana Mtns., Santa Rosa Plateau, Tenaja Range, Los Alamos Road, 14 mi NW of Murrieta Comment
  CAS-BOT-BC111548  Schoenoplectus americanus R. D. Alderson 1895-3-31 956 Riverside Palmetto Springs, Colorado Desert 274 Comment
  RSA192305  Scirpus acutus var. occidentalis Anonymous 1966-6-1 6365 Riverside Los Alamos Road, Tenaja Range. 14 miles NW of Murrieta. Comment
  RSA740828  Scrophularia californica Scott D. White, Justin M. Wood 2008-7-8 12387 Riverside San Jacinto Mountains: Johnson Meadow. 1439 Comment
  UC27614  Scrophularia californica Geo. F. Reinhardt Riverside San Jacinto Valley Comment
  UCR241635  Scrophularia californica T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 351 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  CAS-BOT-BC341101  Scutellaria mexicana Peter H. Raven 1958-5-5 12886 Riverside Jumbo Rocks Camp Ground, Joshua Tree National Monument Comment
  UC1713652  Scutellaria siphocampyloides Elizabeth McClintock 1940-7-21 Riverside near Santa Rosa Springs; Santa Rosa Mountains Comment
  UCR20546  Scutellaria siphocampyloides W. W. Mayhew 1977-6-27 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1921 Comment
  RSA4389  Scutellaria tuberosa Dorothy R. Wolf 1932-5-20 33 Riverside Richman Ranch, 2.5 miles N of De Luz. 457 Comment
  SBBG92462  Sedum spathulifolium B. Pitzer, S. Myers, J. Wilkinson, T. Glenn 1986-6-22 637 Riverside NE of Banning, E branch of Millard Cyn, along trail to Kitching Pk Comment
  POM11410  Selaginella bigelovii Fred M. Reed 1919-4-4 4113 Riverside Palm Springs Canyon Comment
  RSA771703  Selaginella bigelovii Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4754 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 604 Comment
  SEINET6336353  Selaginella bigelovii S. B. Parish 1907-4-18 6110 Riverside Western border of the Colorado Desert 200 Comment
  CAS-BOT-BC62250  Selaginella watsonii Clinton S. Kimball s.n. Riverside San Jacinto Mt. Comment
  CAS-BOT-BC62257  Selaginella watsonii P. A. Munz 1922-7-7 6045 Riverside Summit of San Jacinto Peak 3285 Comment
  POM259681  Senecio californicus P. A. Munz 1940-3-22 15663 Riverside Whitewater Canyon 2 miles north of Banning-Indio boulevard. Comment
  SEINET7063051  Senecio californicus A. G. Vestal 1963-5-20 s.n. Riverside Long Valley Road at Temecula and at the junction with Route 395 (115). UTM Zone 11, 485910mE, 3706825mN. (WGS84/NAD83). 308 Comment
  UCD135512  Senecio californicus C. L. Hitchcock 1966-3-16 24187 Riverside about 5 miles northeast of Aguanga, on open gravelly slopes. Comment
  OBI37520  Senecio douglasii var. douglasii Steve Boyd 1985-8-7 1113 Riverside Santa rosa Plateau Region. Clinton Keith Rd, 1.7 mi E of gate to The Nature conservency Preserve Comment
  UCR3835  Senecio flaccidus var. douglasii John Minnich 1964-6-5 64-6-5- 01 Riverside Santa Ana Mtns, Hwy 74 610 Comment
  RSA703384  Senecio mohavensis LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Lee Worlow 2005-2-17 1411 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  UCR279341  Senecio mohavensis A. C. Sanders, Jim Malusa 2017-3-23 42945 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 3 miles east of Iris Pass 823 Comment
  UCR126433  Sesuvium verrucosum T. B. Salvato, A. C. Sanders, Mitch Provance 2000-4-18 45 Riverside Coachella Valley, 50th St. c. 1 mi west of Filmore, 1.5 mi east of town of Coachella. -24 Comment
  UCR4567  Setaria verticillata O. F. Clarke 1959-8-6 590806- 04 Riverside Riverside, residence of O.F.Clarke, 1012 Spruce St. 300 Comment
  CLARK-A1528-3240  Sidalcea malviflora subsp. sparsifolia Aleena M. Tarshis 1977-4-23 Riverside Murrieta 457 Comment
  POM13148  Sidalcea malviflora subsp. sparsifolia P. A. Munz, I. M. Johnston 1922-5-19 5428 Riverside Hemet Valley, San Jacinto Mountains. 1402 Comment
  CAS-BOT-BC109430  Sidotheca emarginata Ynez Whilton Winblad 1937-4-23 s.n. Riverside Palms to Pines Highway, Mount San Jacinto. Comment
  CAS-BOT-BC434388  Sidotheca trilobata Philip A. Munz 1937-5-31 15117 Riverside Below Anza Tablet [Table = Anza Bench], at head of Coyote Canyon, S.W. Riverside Co. 1005 Comment
  UCR154607  Silene antirrhina A. C. Sanders, Mike Misenhelter 2005-6-15 31001 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
  UCR193298  Silene antirrhina A. C. Sanders, Tim Thomas 2008-6-20 35546 Riverside Peninsular Range; San Jacinto Mtns., May Valley near Fleming Ranch, north of Bonita Vista Rd. and east of Herkey Creek 1550 Comment
  JEPS50991  Silene parishii Carl V. Meyer 1928-7-31 608 Riverside near summit Tahquitz Peak; Sn Jacinto Mt., near summit of Tahquitz Peak 2682 Comment