Search Results — 2000 specimen records retrieved (1897 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET13289891 Image available Abies concolor S. R. Hill, Kramer, K. 2001-1 33472 Riverside San Jacinto Wilderness, west of Palm Springs, trails at terminus of Palm Springs Aerial Tramway Comment
  CAS-BOT-BC229308  Abronia villosa John F. Green 2005-3-3 s.n. Riverside Sonoran (Colorado) Desert: Salton Basin, E of Salton Sea, ca. 4 mi N of Niland; between siphons 10 and 11 46 Comment
  CAS-BOT-BC229311  Abronia villosa Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring 60 Comment
  CAS-BOT-BC229339  Abronia villosa Philip A. Munz 1937-5-31 15113 Riverside Below Anza Tablet [Table], head of Coyote Canyon 1005 Comment
  CAS-BOT-BC229351  Abronia villosa Milo S. Baker 1928-4-5 2848 b Riverside Palm Springs Comment
  RSA553905  Abronia villosa Scott D. White 1992-9-11 788 Riverside Vicinity of Gilman Hot Springs, N side of San Jacinto River, and a thin strip trending N of the river and W of the Hot Springs 451 Comment
  RSA652382  Abronia villosa R. Garner 1974-7-1 s.n. Riverside San Jacinto Mts. Comment
  RSA713078  Abronia villosa Marcus E. Jones 1926-2-15 s.n. Riverside Near Indio. Comment
  SBBG1865  Abronia villosa H. and M. Dearing 1939-4-12 3162 Riverside E of Indio Comment
  RSA741204  Abronia villosa var. aurita Scott D. White, Justin M. Wood 2008-5-15 11962 Riverside San Jacinto Mountains: Garner Valley, NW of Fobes Ranch Rd and NE of Hwy 74, valley bottom. 1357 Comment
  SD233323  Abronia villosa var. aurita Duncan S. Bell 2012-3-8 3141 Riverside Southern section of the Mecca Hills; north side of the canal, approximately 4.75 air miles southeast of where Box Canyon road crosses the Coachella Canal. 15 Comment
  UC1922010  Abronia villosa var. aurita Scott D. White, Angelia Carey 2004-4-5 9978 Riverside SAN JACINTO MTN FOOTHILLS: North of Valle Vista. Indian Creek Watershed. Comment
  SJSU10579  Abronia villosa var. villosa T. N. Seeno 1963-4-12 272 Riverside by US Hwy 60 - 70, 20 mi W of Blythe Comment
  RSA122305  Acacia greggii var. arizonica Marcus E. Jones 1926-6-8 s.n. Riverside Palm Springs. Comment
  RSA666720  Acacia redolens A. C. Sanders, T. B. Salvato 2001-3-30 23856 Riverside Temecula, Long Canyon west Del Rey Rd., along bottom of canyon W of junction of Av. Pina Colada. 366 Comment
  CAS-BOT-BC30909  Acamptopappus sphaerocephalus E. C. Jaeger s.n. Riverside Whitewater Comment
  RSA346618  Acamptopappus sphaerocephalus var. sphaerocephalus R. F. Thorne, C. W. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54033 Riverside San Bernardino Mountains: 1/4 mile W of Whitewater P. O. and 1/2 mile W of Whitewater River 415 Comment
  RSA394138  Acer macrophyllum Christopher Davidson 1977-5-18 5614 Riverside Santa Ana Mts, Cleveland National Forest, Bear Springs. 1220 Comment
  UCSB18916  Achnatherum coronatum Keefe, Joseph 1965-5-18 Riverside NE slope of Mt Edna, 2.1 mi S of Banning on road to Idyllwild. 762 Comment
  RSA801948  Achnatherum latiglume LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6159 Riverside Along road (5S24). End of Marion Ridge road, south of the community of Pine Cove. Ridge running south down to Idyllwild school of performing arts, west of Strawberry Valley. 1799 Comment
  POM1070  Achnatherum speciosum J. D. Abrams 1901-05 990 Riverside Elsinore. Comment
  UC127467  Achnatherum speciosum H. M. Hall 1905-5-10 6004 Riverside Cottonwood Pass Colorado Desert 609 Comment
  CAS-BOT-BC384720  Achyronychia cooperi John Thomas Howell 1928-1-28 3279 Riverside Thousand Palms, Colorado Desert Comment
  CAS-BOT-BC384737  Achyronychia cooperi Milo S. Baker 1928-4-3 3283 a Riverside Palm Canon [Canyon] Comment
  RSA516891  Achyronychia cooperi Steve Boyd, Orlando Mistretta 1986-3-13 1405 Riverside Palen Mountains: NE of Desert Center, jct of Parker Dam Rd & 'Palen Rd' (rd. going through pass between Palen and Granite Ranges). 183 Comment
  LA47825  Acmispon argophyllus var. argophyllus Elizabeth McClintock; 1941-5-26 11 Riverside about 1.5 mi. W of Pinon Flats, Pines to Palms Highway Comment
  SDSU13491  Acmispon argophyllus var. argophyllus Ryan Jacobson, Jeremy Mass 2000-10-24 Riverside Jeep trail along Stone Creek, Santa Margarita Ecological Reserve. 177 Comment
  OBI39886  Acmispon glaber var. brevialatus M. Rosczyk & G. Helmkamp, G. Helmkamp 1985-4-4 208 Riverside Big Morongo Preserve. S of Morongo Valley. Main cyn where it opens into the Coachella Valley 503 Comment
  SBBG67361  Acmispon heermannii var. heermannii M. N. Ackley 1928-4-3 554 Riverside Devils Cyn, Coral Reef Ranch 91 Comment
  SBBG93138  Acmispon heermannii var. heermannii G. Ballmer 1990-5-5 Riverside SE boundary of San Jacinto Potrero land grant, just N of the Colorado River aqueduct, where the rd crosses crk at the mouth of an unnamed cyn to the E Comment
  UC1971243  Acmispon maritimus Scott D. White 1998-6-28 6791 Riverside CORONA: River Road bridge over the Santa Ana River. USGS 7.5' Corona North quad. Comment
  SD146271  Acmispon micranthus A. C. Sanders 1998-5-2 21754 Riverside Santa Rosa Plateau, Slaughterhouse Canyon, ca. 4 airmiles west of Murrieta on Clinton Keith Road, on roadside 487 Comment
  UCD104243  Acmispon micranthus Nancy Ryan Zabriskie; Walter Zabriskie 1973-4-3 609 a Riverside Top of Poorwill Canyon, Andreas Canyon area, east slope San Jacinto Mtns. 426 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
  RSA0118391  Acmispon rigidus Lyman Benson 1949-3-28 13559 Riverside Pines to Palms Highway from Palm Springs to Hemet; rocky mountainside. Mt. Range: Santa Rosa. 731 Comment
  SBBG16167  Acmispon strigosus H. and M. Dearing 1939-2-10 4630 Riverside Painted Cyn, E of Mecca Comment
  SBBG45496  Acmispon strigosus Leota Davidson 1966-4-6 474 A Riverside Wiley Well Rd S of second intersection, Chuckawalla Mtns, 18 mi W of Blythe 213 Comment
  SDSU13979  Acmispon strigosus Michael G. Simpson, Adrienne Russell 2000-4-29 2077 Riverside Rocky ridge, ca. 100-150 feet SSW of Northside field station, Santa Margarita Ecological Reserve (SDSU). 366 Comment
  UC667303  Adenophyllum porophylloides Annie M. Alexander and Louise Kellogg 1941-5-15 2181 a Riverside on rocky hillside at north base Eagle Mountains; Colorado Desert, Eagle Mountains 914 Comment
  GMDRC6554  Adenostoma fasciculatum var. fasciculatum J. M. Andre 2012-6-15 30507 Riverside San Jacinto Mountains: along Hwy 243 at Mt Edna Rd, approx. 1 mi. north of McMullen Flat, 5.9 mi. south of Interstate 10 at Banning; SB Natl. Forest 1172 Comment
  RSA526141  Adenostoma fasciculatum var. fasciculatum Steve D. Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4583 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 579 Comment
  UC1334754  Adenostoma sparsifolium R. S. Woglum 1937-10-20 1185 Riverside Santa Rosa Mts. Comment
  RSA0034426  Adenostoma sparsifolium Louis C. Wheeler 1931-10-4 175 Riverside Hemet-Idyllwild Road 1372 Comment
  CAS-BOT-BC69645  Adiantum capillus-veneris Louis C. Wheeler 1933-12-1 2295 Riverside Mouth of Tahquitz Canyon, San Jacinto Mts. 152 Comment
  UC718133  Agave deserti C. B. Wolf and P. C. Everett 1939-9-29 Riverside 2.7 mi below Dos Palmos Spring (on Palms to Pines road); San Jacinto Range, Deep Canyon 274 Comment
Read comments
Sep 24 2011
  SEINET5641184  Agave deserti var. deserti Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28521 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert. 1236 Comment
  UCR45940  Ageratina adenophora Barbara J. Fuchs 1968-5-12 70 Riverside Peninsular Range; Santa Ana Mtns., Hwy 74, 15 mi west of Lake Elsinore, Cleveland National Forest 610 Comment
  UCR34897  Agoseris retrorsa L. B. Ziegler 1969-6-3 371 Riverside San Jacinto Mtns, Thomas Mtn. 1835 Comment
  POM14447  Agrostis idahoensis P. A. Munz 1922-7-6 6013 Riverside Tahquitz Valley, San Jacinto Mountains. 2195 Comment
  RSA457393  Agrostis stolonifera A. R. Roos 1937-8-19 10693 Riverside Idyllwild, San Jacinto Mountains. Comment
  UCR104623  Alchemilla occidentalis D. E. Bramlet 1991-5-1 2108 Riverside Shipley Multi-Species Reserve, small valley some 2 km south of Crown Valley and 1.3 km east of Rawson Canyon, 167m SE of knoll 2283 ft., on a N facing slope above a blue-line stream 707 Comment
  HSC25444  Allenrolfea occidentalis R. W. Spjut 1972-1-6 2101 Riverside Colorado Desert, common at the NE shore of the Salton Sea. -61 Comment
  UCR264239  Allionia incarnata A. C. Sanders, Jim Malusa 2015-9-10 41846 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
  CAS-BOT-BC540731  Allionia incarnata var. incarnata Sarah J. De Groot; Amy Rouillard 2015-9-15 7560 Riverside Ford Dry Lake, Chuckwalla Valley, N of I-10 106 Comment
  RSA367073  Allium burlewii E. C. Jaeger 1922-7-7 s.n. Riverside Slopes of Tahquitz Valley, San Jacinto Mountains. Alt. 7700 ft. 2348 Comment
  UCR21298  Allium burlewii A. C. Sanders, K. Berg 1980-5-1 1347 Riverside Peninsular Range; San Jacinto Mtns., Garner Valley area, 1.8 mi NE of Kenworthy Ranger Station on Morris Ranch Road 1616 Comment
  JEPS61479  Allium denticulatum Marjorie D. Clary 1932-5-12 1590 Riverside Lost Horse Canyon Colorado Desert, Lost Horse Canyon 1219 Comment
  UCR88538  Allium fimbriatum A. C. Sanders 1995-4-13 16487 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
  UCD169115  Allium marvinii Jeff B. Galvin; Diane Menuz 2009-5-1 89 Riverside San Jacinto Mtns foothills, Northwest foothills of San Jacinto Mtns foothills. North of Soboba Rd, off Poppet Flats Truck trail. 816 Comment
  UCR193316  Allophyllum A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35595 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek watershed, along foot trail from May Valley Road toward mapped spring 1560 Comment
  POM123325  Alnus rhombifolia Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  SEINET3917839  Alopecurus howellii Robert F. Thorne 1973-5-23 43848 Riverside Santa ROSA PLATEAU: N side of Mesa de Colorado.; 0 610 Comment
  UCSB46786  Alstroemeria O. F. Clarke 1969-6-25 Riverside collected at 1012 Spruce Street Spruce Street Comment
  IRVC28975  Amaranthus B. L. Phillips 1994-9-12 s.n. Riverside Riverside, UCR campus 336 Comment
  UCR134606  Amaranthus albus Marisa Sripracha, Kyle Boyd 2004-2-14 029 Riverside Sonoran (Colorado) Desert, Myoma, near 38th Street and Washington Ave, on the Coachella Valley Preserve 120 Comment
  UCR21016  Amaranthus palmeri C. Elenz 1979-10-27 s.n. Riverside Private residence in Riverside Comment
  UCR34996  Amaranthus retroflexus L. B. Ziegler 1970-8-27 420 Riverside San Jacinto Mountains, (Hemet) Garner Valley 1400 Comment
  UCD128861  Ambrosia acanthicarpa Lewis S. Rose 1968-7-17 68148 Riverside Lee Vining. 2072 Comment
Read comments
Feb 1 2014
  UCSB45946  Ambrosia acanthicarpa Roos, John 1965-9-26 Riverside Hemet Valley, San Jacinto Mtns. Comment
  JEPS30513  Ambrosia dumosa Donald Kyhos 1958-2-15 58 -11 Riverside Corn Springs Comment
  JOTR30065  Ambrosia dumosa La Doux, Tasha, Mike Bell, Katy Mathews, Alice Miller, Amber Holt 2007-5-23 1695 Riverside Joshua Tree National Park. Stop # 3 = Near Geology Tour rd., N of Malapai Hill 1219 Comment
  LA202918  Ambrosia dumosa A. M. Johnson; 1932-3-19 3874 Riverside below [S of] Palm Springs Comment
  RSA777416  Ambrosia dumosa Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 784 Riverside Mecca Hills, just south of Shaver's Well. 305 Comment
  SEINET3146797  Ambrosia dumosa L. S. Rose 1936-12-26 36827 Riverside Hayfield, 7 mi. W of Desert Center 762 Comment
  SFV6344  Ambrosia dumosa T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-2 60 Riverside Little San Bernardino Mountains Little San Bernardino Mountains. Berdoo Canyon. Comment
  UCR244301  Ambrosia dumosa Jim Andre 2012-4-15 20858 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
  HSC47331  Ambrosia ilicifolia Richard Spjut, C. E. Edson 1978-5-6 5024 Riverside Colorado Desert; N face of Chuckawalla Mountains, ca. 2.7 miles south of Desert Center 335 Comment
  UCR121890  Ambrosia psilostachya Ian G. Gillespie 2001-5-7 77 Riverside East side of Santa Ana Mountains, Temescal Valley Area, also known as Sycamore Canyon Area. North of Indian Truck Trail, in drainage off of De Palma Road. Heavy construction currently underway in adjacent areas 335 Comment
  UCR141234  Ambrosia psilostachya A. C. Sanders, Mike Misenhelter 2004-10-6 28833 Riverside Santa Ana Mtns./Santa Rosa Plateau, hill 2139 at west end of the Mesa De Colorado, private land on the west side of Via Volcano adjacent to the Santa Rosa Plat. Ecol. Reserve 640 Comment
  HSC49383  Ambrosia salsola D. L. Goforth 1979-4-11 103 Riverside 1 km N of junction of Hwy. 10 and S entrance road to Joshua Tree National Monument 518 Comment
  UC68914  Ambrosia salsola var. salsola H. M. Hall 1905-5-1 5983 Riverside Chuckawalla Springs Colorado Desert Comment
  UCSB6610  Ambrosia salsola var. salsola Haller, John 1960-4-2 Riverside Orocopia Mountains, 1.5 mi. S of the junc. of U.S. 60-70 and the S entrance road to Joshua Natl. Monument 579 Comment
  RSA446717  Ammannia coccinea C. M. Dammers 1933-11-20 s.n. Riverside Irrigation ditch, Riverside Comment
Read comments
Oct 31 2011
  SDSU12999  Amorpha fruticosa Michael G. Simpson 1999-10-27 2029 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  SEINET12519191  Amsinckia douglasiana Rea Raymond 1962-1 269 Riverside 3 mi. N of Elsinore on State Highway #91. Santa Ana Mts. Comment
  JEPS29303  Amsinckia intermedia Rimo Bacigalupi and L. R. Heckard 1962-3-25 8398 Riverside 2 mi s of junction of road to Lake Mathews (near junction of state hwy 71 and Forest Service road to Santiago Peak, w slopes of Temescal Wash); Temescal Wash 274 Comment
  RSA702188  Amsinckia intermedia Scott D. White, Michael Honer 2004-3-11 9899 Riverside Corona area. Approximately 1/2 air mile E of I-15 and 1 air mile N of El Cerrito Rd. 290 Comment
  SD237357  Amsinckia intermedia A. C. Sanders, T. B. Salvato 2011-4-1 38949 Riverside Peninsular Range: Lake Elsinore, old house site on hill top along Baker St. below large water tank on hill, 0.83 km NW of Hwy 74, 0.5 km SW of Elsinore Outlet Mall / Collier Ave., above Temescal wash. 402 Comment
  UCR165426  Amsinckia intermedia A. C. Sanders 2005-4-21 29581 Riverside Peninsular Range, Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 mi. ESE of Gavilan Peak 622 Comment
  POM96828  Amsinckia intermedia F. M. Reed 1926-5-8 5331 Riverside Near summit of Temescal Canyon highway. Comment
  RSA776631  Amsinckia menziesii var. menziesii Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-31 945 Riverside Wash crossing Midland Rice Road, near saddle between Little Maria Mountains and Big Maria Mountains 320 Comment
  RSA201888  Amsonia brevifolia var. tomentosa I. T. Weeks 1930-3-30 31100 Riverside Munsen Canyon, Eagle Mts. Comment
Read comments
Jul 5 2010
  UC878772  Amsonia tomentosa P. A. Munz and I. M. Johnston 1922-5-7 5252 Riverside Little San Bernardino Mts., Keyes Ranch 1066 Comment
  HSC85464  Ancistrocarphus filagineus Steve Boyd 1986-4-2 1588 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  UCR254625  Androstephium breviflorum Jim Andre, Glenn Clifton, Ron Kelley 2013-3-21 24397 Riverside NE Colorado Desert, West Riverside Mountains; at base of NW corner of range where sand ramps run up against granitic bouldery slopes, about 10 mi. SW of Vidal Jct, 3 mi. south of Grommet RR xing at Hwy 62 363 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
  JOTR31068  Antirrhinum coulterianum La Doux, Tasha, Maria Harding, Mark Wheeler 2010-5-20 2050 Riverside Joshua Tree National Park. Little San Bernardino Mountains; STOP 6: upper portion of Smithwater Canyon, leading to Lower Covington Flats, wide sandy wash Comment
  UCR1000  Antirrhinum coulterianum J. E. Dimitman 1957-5-18 s.n. Riverside Peninsular Range; San Jacinto Mtns., Bautista Canyon Wash 793 Comment
  UCR71982  Antirrhinum coulterianum Steve Morgan, H. M. Soldan 1992-5-25 92 5 Riverside Santa Rosa Mtns, SE end of San Bernardino National Forest, c. 17 mi (airline) due south of Cathedral City, on County Road 7S02 (Santa Rosa Truck Trail), from 0.5 to c. 1.5 mi south of Calif. Hwy 74 Comment
  JOTR31849  Antirrhinum filipes La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2107 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  RSA0125282  Antirrhinum filipes Duncan S. Bell 2016-3-4 8787 Riverside Orocopia Mountains; northwestern corner of range; collecting in the Orocopia Mountains Wilderness area in an unnamed canyon approximately 3.75 air miles northwest of the summit of the range. 738 Comment
  RSA496455  Antirrhinum kelloggii Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-3-31 3070 Riverside Vail Lake area, S of Hwy 79, 0.25 mi E of Pauba Rd. 427 Comment
  UCR158132  Antirrhinum kelloggii A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30100 Riverside Peninsular Range, Agua Tibia Mountains, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  UCR161437  Antirrhinum nuttallianum A. C. Sanders, Mike Misenhelter 2005-9-20 31681 Riverside San Jacinto Mtns. Foothills, Santa Rosa Hills south of Hemet, road NW of Gibbel Flat, south end of Cornell St., 0.5 mi. SE of the Ramona Bowl 610 Comment
  RSA552685  Antirrhinum nuttallianum subsp. nuttallianum Steve D. Boyd, Tim S. Ross, Orlando Mistretta 1992-2-26 6693 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon. 305 Comment
  UCR25370  Antirrhinum nuttallianum subsp. nuttallianum John C. Roos 1952-4-13 5517 Riverside Riverside, Box Springs Mtns above Canyon Crest Heights 457 Comment
  CLARK-A1528-136  Apium graveolens Margaret Ferro 1970-5-16 19 Riverside Jurupa 365 Comment
  RSA737117  Apium graveolens Justin M. Wood 2008-10-15 183 Riverside Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  RSA229529  Apocynum cannabinum Noel Wallace 1937-08 w- 521 Riverside Gavilan Hills Comment
Read comments
Sep 7 2011
  CLARK-A1528-3846  Aquilegia formosa var. truncata John C. Roos 1942-6-20 1280 Riverside San Jacinto Mountains Comment
  PASA2659  Arabis holboellii var. fendleri Frank W. Peirson 1922-4-10 2869 Riverside Murray Canyon, Palm Springs Region 609 Comment
  UCR5969  Arabis sparsiflora var. arcuata Sue Freeman 1966-4-30 s.n. Riverside San Jacinto Mtns., above Fuller Mill Creek, 0.5 mi upstream from Banning-Idyllwild Rd. 1677 Comment
  CAS-BOT-BC409998  Arceuthobium campylopodum Scott D. White 1996-8-1 4451 Riverside Idyllwild Area: N of ISOMATA along USFS Rd 5S24.1 1645 Comment
  RSA629152  Arctostaphylos Jon E. Keeley 1992-7-17 16785 Riverside Rd. to Thomas Mtn. (5S15), 4.3 km north of Toolbox Spring. San Jacinto Mtns. 1920 Comment
  RSA629413  Arctostaphylos glandulosa Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19502 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  RSA629435  Arctostaphylos glandulosa Jon E. Keeley 1992-7-17 16849 Riverside Hwy 243, 39-40 km north of Idyllwild. 1375 Comment
  SDSU17429  Arctostaphylos glandulosa subsp. glandulosa C. Matt Guilliams 2007-8-2 395 Riverside Santa Margarita Ecological Reserve, east of 'Highlands Trail' on mesa top near weather station. Among boulders, exposed, 0 slope. 639 Comment
  UCR124132  Arctostaphylos glandulosa subsp. leucophylla Steve Boyd, D. E. Bramlet 1988-10-8 2869 Riverside San Jacinto Mtns. area, Cahuilla Mountain, SW of Anza at head of Bautista Canyon, along the crest of the mountain 1707 Comment
  POM254953  Arctostaphylos glandulosa subsp. zacaensis W. Pequegnat 1940-4-13 s.n. Riverside Bedford Road, Santa Ana Mts. 1098 Comment
  UCD105729  Arctostaphylos glandulosa var. adamsii T. Scott; A. Townesmith, K. M. Meyer 2007-3-15 130 Riverside San Bernardino National Forest. 9.4 mi. S on 243 (Palms to Pines National Scenic Byway) from US 10. Along side of road at pull-off before Diamond Zen Rd. 1298 Comment
  RSA631767  Arctostaphylos glauca Jon E. Keeley 1992-4-17 15076 Riverside End of Woodchuck Road, Woodchuck Resort. 2 km south of Highway 79. 670 Comment
  RSA631779  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19259 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631787  Arctostaphylos glauca Jon E. Keeley 1992-7-17 16732 Riverside Morris Ranch Road (6S06), 0.8 km east east of Highway 74, Garner Valley. 1440 Comment
  RSA632652  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16536 Riverside Red Mountain Road, 6-6.8 km east of R3. 1015 Comment
  POM367327  Arctostaphylos glauca var. glauca C. B. Wolf 1942-2-11 2649 Riverside Santa Ana Mountains, Hidden Canyon, 5mi. W. of Corona, base of Skyline Drive. 405 Comment
  RSA633545  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Melanie Baer-Keeley 1993-4-23 22671 Riverside Road to Santa Rosa Mountain. 2000 Comment
  RSA633553  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21795 Riverside Dirt road to Santa Rosa Mountain, 12.3 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 2190 Comment
  RSA633596  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-17 16703 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  RSA633629  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Melanie Baer-Keeley 1993-4-23 22659 Riverside Road to Santa Rosa Mountain. 2000 Comment
  RSA633725  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16630 Riverside Road to Santa Rosa Mountain (7S02), 2.5 km south of Highway 74. 1640 Comment
  CAS-BOT-BC44363  Arctostaphylos pringlei subsp. drupacea Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idylwild Comment
  RSA126698  Arctostaphylos pringlei subsp. drupacea P. H. Raven 1959-5-18 14243 Riverside Lake Fulmor, San Jacinto Mountains Comment
  RSA297169  Arctostaphylos pringlei subsp. drupacea Carl V. Meyer 1927-06 207 Riverside Saunder's Meadow, San Jacinto Mts. 1676 Comment
  RSA635649  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-16 16646 Riverside Road to Santa Rosa Mountain (7S02), 7.5 km south of Highway 74. 1860 Comment
  SD229128  Arctostaphylos pringlei subsp. drupacea Dick Schwenkmeyer 2012-8-27 801 Riverside 3.2 miles southeast of the intersection of highway 243 and Fuller's Mill road, 7.5 miles north of Idyllwild. 1887 Comment
  SD232672  Arctostaphylos pringlei subsp. drupacea Scott D. White 1996-8-1 4426 Riverside San Jacinto Mts.; Idyllwild area: Hwy 243 at Deer Springs trailhead and adjacent area. S facint mountainside. 1707 Comment
  UC1177957  Arctostaphylos pringlei subsp. drupacea Otto T. Solbrig 1958-3-21 2515 Riverside road from Banning to Idylwild; San Jacinto Mountains, Pine Cone Summit 1920 Comment
  UC21864  Arctostaphylos pringlei subsp. drupacea H. M. Hall July 1901 2311 Riverside near Tauquitz; San Jacinto Mountains 2194 Comment
  UC488998  Arctostaphylos pringlei subsp. drupacea C. V. Meyer June 1927 207 Riverside Saunder's Meadows San Jacinto Mts. 1706 Comment
  RSA741185  Arctostaphylos pungens Scott D. White, Justin M. Wood 2008-6-16 12119 Riverside San Jacinto Mountains: Fobes Canyon, +/- 1 mile up Fobes Ranch Road from Fobes Spring. 1540 Comment
  RSA636018  Arctostaphylos rainbowensis Jon E. Keeley 1992-8-2 18802 Riverside East of Hwy 15, off Rainbow Cyn. Rd., 3 km north of San Diego Co. line. 400 Comment
  CAS-BOT-BC207134  Argythamnia lanceolata Marcus E. Jones 1906-4-27 s.n. Riverside Indio Comment
  CAS-BOT-BC137657  Aristida adscensionis Roxana S. Ferris; Ruth P. Rossbach 1938-5-16 9580 Riverside Mecca Hills 2 miles up Painted Canyon. Comment
  CLARK-A1656-851  Aristida adscensionis Jon Mark Stewart 1983-11-7 83-57 Riverside Indio Hills 121 Comment
  UC1930181  Aristida adscensionis Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10504 Riverside Peninsular Ranges, San Jacinto Mountains / Colorado Desert; West side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains Comment
  UCR92639  Aristida adscensionis George K. Helmkamp 1995-3-16 s.n. Riverside Sonoran (Colorado) Desert, Below Coxcomb Mtns., west of Rice Rd., 10.3 mi. NE of Desert Center 200 Comment
  CLARK-A1528-4478  Aristida parishii John C. Roos 1946-11-30 3162 Riverside Chuckwalla Mountains Comment
  UCD56530  Aristida purpurea var. fendleriana Alan A. Beetle 1946-6-10 4405 Riverside Near Palm Springs. Comment
  UCR201658  Aristida purpurea var. longiseta Scott D. White, Justin M. Wood 2008-6-5 12063 Riverside San Jacinto Mountains, Quinn Flat Meadow 1396 Comment
  UCR21296  Aristida purpurea var. longiseta A. C. Sanders, K. Berg 1980-5-1 1363 Riverside San Jacinto Mountains, Garner Valley. Dry bench above valley floor 0.25 mi NW of Kenworthy Ranger Station 1433 Comment
  CDA31494  Aristida purpurea var. nealleyi A. A. Beetle 1942-4-23 3187 Riverside Banks of Colorado River, 24 miles north of Blythe 0 Comment
  UCR112019  Aristida purpurea var. nealleyi A. C. Sanders, E. J. Lawlor 1992-4-4 12119 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  RSA309652  Aristida purpurea var. parishii J. C. Roos 1966-4-29 s.n. Riverside Hills between March AFB and Lakeview. Comment
  UCR111608  Artemisia annua O. F. Clarke 1998-9-22 s.n. Riverside Peninsular Range, Riverside, Box Springs Mtns. foothills, weed in the yard at 266 Frost Court, just east of UCR 396 Comment
  RSA170157  Artemisia arbuscula subsp. arbuscula L. B. Ziegler 1964-8-15 s.n. Riverside On an area of about 10 acres about 1.5 miles north of Kenworthy Ranger Station, San Jacinto Mts. 1616 Comment
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Jun 10 2012
  SEINET7048062  Artemisia californica Steven R. Hill 2001-4-29 33539 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
  UCR219997  Artemisia dracunculus A. C. Sanders, D. L. Sanders 2010-11-28 38700 Riverside Peninsular Range; NW Gavilan Hills, Angel Canyon Falls, above Home Gardens at the western edge of Riverside, 4.8 km NW (303 deg. ) of Lake Mathews dam, above intersection of Lincoln St. & Indiana Ave. 279 Comment
  CAS-BOT-BC93734  Artemisia ludoviciana subsp. albula Louis C. Wheeler 1933-12-2 2296 Riverside Mouth of Tahquitz Canyon, San Jacinto Mts. 152 Comment
  UC129480  Artemisia ludoviciana subsp. incompta H. M. Hall 1907-7-2 8006 Riverside vicinity of Riverside; Santa Ana River bottoms 274 Comment
  RSA741742  Artemisia tridentata subsp. tridentata Michael Wall 2008-11-14 497 Riverside Bautista Creek, east of Hemet off Bautista Canyon Rd. ca. 7 miles east of jct. with Fairview Ave. 758 Comment
  UCR6699  Arthrocnemum subterminale O. F. Clarke, Sue Freeman 1967-11-3 s.n. Riverside Perris Basin, c. 3 mi. north of Lakeview & c. 3 mi. SSE of Moreno 434 Comment
  CLARK-A1528-1461  Asclepias albicans John C. Roos 1946-12-21 3190 Riverside Colorado Desert Comment
  HSC25817  Asclepias albicans R. W. Spjut 1972-3-20 2287 Riverside Colorado Desert, N face of the Chuckawalla Mtns., ca. 3-4 mi. S of Desert Center. 305 Comment
  RSA721875  Asclepias albicans J. Mark Porter, Orlando Mistretta 2003-6-5 13604 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  SEINET955535  Asclepias californica H. S. Gentry 1954-1 14257 Riverside Dripping Springs, along Route 89. Comment
  UC22959  Asclepias californica H. M. Hall June 1901 2159 Riverside Vandeventer Flat San Jacinto Mountains 1432 Comment
  RSA500546  Asclepias californica Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3617 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, S of Hwy 79. 488 Comment
  RSA782135  Asclepias erosa Stephanie Rockwood, Christi Gabriel 2011-10-18 131 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 99 Comment
  UCR4503  Asclepias erosa John Dean 1965-7-28 s.n. Riverside Sonoran (Colorado) Desert, 15 mi. west of Blythe on U.S. Hwy 60 274 Comment
  POM203419  Asclepias subulata Roxana S. Ferris, Rimo Bacigalupi 1932-4-30 8247 Riverside In canyon between Shaver s Well and Mecca. Comment
  UC811349  Asplenium vespertinum P. A. Munz 1922-4-28 5036 Riverside n-facing slope Santa Ana Mts., Leach Canyon 762 Comment
  POM183876  Aster bernardinus Philip A. Munz 1932-10-16 12838 Riverside Meadow in Hemet Valley, San Jacinto Mts. 1372 Comment
  RSA781528  Astragalus aridus Duncan S. Bell 2010-5-1 873 B Riverside Arica Mountains: northwest section of project area, approximately 10.5 air miles southwest of the ghost town of Rice, and approximately 2.6 air miles south of the junction of Highway 62 and the aqueduct access road. 291 Comment
  UC1546948  Astragalus aridus Leila M. Shultz, John S. Shultz 1985-4-15 8243 Riverside along Wiley's well road Chuckawalla Valley depression (Chuckawalla Valley depression) 121 Comment
  UCR90270  Astragalus aridus John Wear 1994-4-21 s.n. Riverside Coachella Valley, near Bermuda Dunes, Ave. 38 at Varner Rd 61 Comment
  SEINET3130822  Astragalus coulteri S. B. Parish 1907-4-15 6119 Riverside W border of the Colorado Desert 360 Comment
  CAS-BOT-BC177722  Astragalus crotalariae Annie M. Alexander; Louise Kellogg 1941-3-2 1881 Riverside Roadside 5 miles south of Valerie Comment
  LA204888  Astragalus crotalariae Carl Epling; March 1927 sn Riverside Whitewater Pass near Palm Springs Comment
  CAS-BOT-BC182324  Astragalus didymocarpus var. didymocarpus H. M. Hall 1897-3-13 388 Riverside Elsinore Lake Comment
  RSA779009  Astragalus didymocarpus var. dispermus Duncan S. Bell 2010-4-1 643 Riverside Arica Mountains: collecting near the Atchinson, Topeka, and Santa Fe railroad tracks approximately 3 air miles east of Priest Well, or approximately 4.3 air miles southeast of the ghost town of Rice. 216 Comment
  UCR127361  Astragalus douglasii A. C. Sanders, D. Malueg 2003-5-8 26563 Riverside San Jacinto Valley, San Jacinto Riverbottom, north of San Jacinto and SE of State St. 465 Comment
  UC73262  Astragalus douglasii var. douglasii Miss M. A. King 1893-1 Riverside Menifee Comment
  CAS-BOT-BC178434  Astragalus douglasii var. parishii Peter H. Raven; Sidney R. Snow 1956-7-6 9662 Riverside On deserty roadbanks, 1.5 miles from hemet Road on roat to Aquanga, San Jacinto Mts. Comment
  CDA26659  Astragalus douglasii var. parishii E. Bryant Jr. 1967-12-1 Riverside About 4 miles north of Keene s Summit, south of Idylwild on road from Hemet. 0 Comment
  POM188069  Astragalus douglasii var. parishii L. Crutcher 1933-7-1 18 Riverside 1 mile below Camp Tahquitz Comment
  SEINET10490024  Astragalus douglasii var. parishii Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-15 Conrad 7140 Riverside Scattered yellow pine at margin of large valley, 5.9 mi se of jct of idlewild Road and hwy 74 on 74. Comment
  UCR171956  Astragalus gambelianus John F. Green 2006-4-18 s.n. Riverside NE of Murrieta, just south of Los Alamos Rd. ('Clinton Keith Rd.'), on E and W sides of Liberty Rd. border between City of Murrieta and unincorporated French Valley 415 Comment
  LA204982  Astragalus lentiginosus var. coachellae Carl Epling; 1927-3-27 sn Riverside Thousand Palms Comment
  POM1694  Astragalus lentiginosus var. coachellae I. M. Johnston 1917-4-4 1065 Riverside Whitewater. Comment
  POM9368  Astragalus lentiginosus var. coachellae Mary F. Spencer 1920-3-17 1501 Riverside Whitewater. Comment
  UCR84217  Astragalus lentiginosus var. coachellae G. R. Ballmer, G. F. Pratt, Kay Stockwell 1995-2-12 s.n. Riverside San Bernardino / Colorado Desert, Mission Creek Canyon, near gate on Mission Creek Road east of the ranch 640 Comment
  UCR87985  Astragalus lentiginosus var. coachellae George K. Helmkamp 1994-3-8 41- 11 Riverside Western Colorado Desert, Indio Hills, junction of Palm Dr. & Varner Rd, below Edom Hill 200 Comment
  SEINET3004974  Astragalus nuttallianus G. Rink 2011-3-30 10400 Riverside Northwest of Blythe, east of the McCoy Mtns, swale in desert pavement 152 Comment
  UC1595797  Astragalus nuttallianus var. imperfectus W. Wisura, J. Dolan, and M. Wall 1992-3-25 4648 Riverside Ford Dry Lake n of I-10 at Hopkins Well; Ford Dry Lake n of Hopkins Well Comment
  RSA202707  Astragalus palmeri Marcus E. Jones 1933-4-2 s.n Riverside Palms to Pines Road, S of Coachella Valley. 1067 Comment
  SEINET10775826  Astragalus palmeri Betty Venrick 1961-3-17 Venrick 499 Riverside White Water Canyon, west of fish hatchery and 1/2 mile below. San Bernadino Mt. Range, Salton Sea drainage area. 762 Comment
  RSA108534  Astragalus pomonensis P. H. Raven, Sidney R. Snow 1956-7-6 9656 Riverside 0.3 miles from U.S. Hwy 60 on State Hwy 79 on route to Gilman Hot Springs, San Jacinto Mtns. Comment
  UCR232050  Astragalus pomonensis John F. Green 2008-4-15 0408- 13 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
  LA205751  Astragalus tricarinatus J. A. Ewan; 1930-4-18 3096 Riverside Dry Morongo Creek below Morongo Valley 518 Comment
  UCSB47088  Atrichoseris platyphylla Keller, Paul 1977-2-27 Riverside California 195, 1 mile S of Interstate 10 365 Comment
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Nov 30 2014
  IRVC28862  Atriplex Mark A. Elvin 2005-5-24 4317 Riverside Perris; E of I-215; S of San Jacinto River; NW corner of jct Ellis Avenue and first road E of I-215. Southern Coastal 427 Comment
  UCR261562  Atriplex T. B. Salvato, Matt Malle, Thomas M. Sullivan Jr 2014-5-30 8055 Riverside Perris-Aguanga Basin, Wildomar, c. 2 mi east of Lake Elsinore, west side of Mission Trail, north of Victorian Lane 387 Comment
  UCR99569  Atriplex argentea Julie A. Greene, Steve Boyd, D. E. Bramlet, H. Flores, H. Ochoterana 1993-7-9 1429 Riverside San Jacinto Valley, San Jacinto Wildlife Area. south of Visitor center, by waterfowl kiosk, east of Davis Road. 433 Comment
  RSA696731  Atriplex canescens J. Russell Bruff 1929-1-1 407 Riverside Roadside foot of Jackrabbit Grade. Comment
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Mar 20 2011
  SD229126  Atriplex canescens Dick Schwenkmeyer 2012-11-6 876 Riverside West fork of Palm Canyon, Agua Caliente Indian Reservation, 4.7 mi. south of the intersection of South Palm Canyon Drive and East Palm Canyon Drive, Palm Springs. 227 Comment
  JOTR34468  Atriplex canescens subsp. canescens La Doux, Tasha, M. Harding, B. Truesdell, D. Shade 2012-9-25 3157 Riverside Joshua Tree National Park. Cottonwood Mountains; Cottonwood Spring 914 Comment
  RSA772867  Atriplex canescens subsp. canescens Thomas Stoughton, Jacqueline McConnaughy, Andrew Monks 2010-8-25 626 Riverside PCT Trail. W of White Water Canyon. N of jct of I-10 and Rte 111. 732 Comment
  CLARK-A1528-5400  Atriplex coronata var. notatior John C. Roos 1952-5-14 5668 Riverside San Jacinto River 426 Comment
  LA204681  Atriplex hymenelytra S. Beller; 1926-4-20 sn Riverside Palm Springs 121 Comment
  RSA65391  Atriplex hymenelytra F. W. Peirson 1930-3-29 8694 Riverside Painted Canyon, near Mecca, Colorado Desert. Comment
  UCR148037  Atriplex hymenelytra Steve Boyd, Et al. 2004-5-14 11247 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range 549 Comment
  RSA478277  Atriplex lentiformis H. de Forest, Jack Remple 1932-10-23 s.n. Riverside Mecca Comment
  SEINET4136681  Atriplex lentiformis S. Langer 1994-4-6 s.n. Riverside Junction of Mecca and Hwy. 195.; 0 58 Comment
  UC66493  Atriplex lentiformis E. E. Schellenger 1904-10-16 54 Riverside between Coachella and Wolters [Walters = Mecca] Comment
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Jun 18 2011
  UCSB60201  Atriplex pacifica Bramlet, D. 1991-4-29 Riverside 6.5 km. W of Hemet, 600 m. S and W of the intersection of Warren and Florida 457 Comment
  RSA787597  Atriplex polycarpa Thomas Stoughton, Jacqueline McConnaughy, Andrew Monks 2010-12-15 727 Riverside Palen Valley. Hwy 177. N of Desert Center. Site #2. 274 Comment
  UC1076221  Atriplex polycarpa Margaret Stason 1927-2-12 Riverside Thousand Palms Colorado Desert, Thousand Palms Comment
  POM248433  Atriplex semibaccata Philip Crow 1939-7-9 s.n. Riverside Blythe. Comment
  RSA478408  Atriplex semibaccata Richard C. Barkelew, Mark Morris 1929-3-3 s.n. Riverside Perris. Comment
  RSA710739  Atriplex semibaccata Virginia Moran 1999-2-9 s.n. Riverside C.f. West Coast Thoroughbred Farm, 12150 Riverside Avenue, disturbed area (farm slated for development). Geology: Alkalai pan; dune area. Comment
  UCR110913  Atriplex serenana A. C. Sanders, K. C. Rose 1999-6-18 22830 Riverside Domenigoni Valley, upper Warm Springs Creek between Hwy 79 (Winchester Rd.) and Scott Rd., Domenigoni Ranch, south of Winchester 433 Comment
  UCR22166  Atriplex serenana Steve Boyd 1980-10-13 364 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau Comment
  SD211580  Atriplex suberecta Scott D. White 2008-8-20 12537 Riverside Perris Basin: City of Moreno Valley, Perris Boulevard between Krameria and Oleander Streets. (Perris, Sunnymead) 445 Comment
  UCD97686  Atriplex suberecta D. E. Bramlet 1989-7-3 1932 Riverside Perris-Aguanga Basin region; Diamond Valley, Searl Ranch, just off the ranch entrance road, 6.7 km S of Hemet; 2.7 km W of State Street, and 600 m N of Newport Road. 482 Comment
  UCR172145  Atriplex suberecta A. C. Sanders 2006-5-11 32261 Riverside Warm Springs Valley, N edge of city of Lake Elsinore, 35 acre parcel south of the intersection of Collier Ave. and Riverside Dr., NE of Alberhill Crk., NW of Enterprise Way 389 Comment
  CAS-BOT-BC145737  Avena sativa V. W. Steinmann 1996-4-13 829 Riverside Just east of Route 15 along Temescal Canyon Road 1.3 km southeast of the junction with Indian Truck Trail. 350 Comment
  POM9853  Ayenia compacta E. C. Jaeger 1921-11-29 s.n. Riverside Tahquitz Canyon. 305 Comment
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Apr 30 2011
  UC667326  Ayenia compacta Annie M. Alexander and Louise Kellogg 1941-5-26 2236 Riverside Monsen Canyon Eagle Nountains 822 Comment
  CAS-BOT-BC98776  Baccharis Elizabeth McClintock 1964-4-8 303 Riverside Snow Canyon, east side of Mt. San Jacinto Comment
  CLARK-A1528-1625  Baccharis emoryi John C. Roos 1937-9-12 Riverside Santa Ana River Comment
  CLARK-A1656-855  Baccharis emoryi Jon Mark Stewart 1983-11-14 83-61 Riverside Santa Rosa Mountains 822 Comment
  LA203038  Baccharis emoryi W. Pequegnat; 1938-9-3 sn Riverside Santa Ana Mountains, Ortega Rd Comment
  POM231959  Baccharis pilularis Noel Wallace 1937-11-15 s.n. Riverside Sheltered place in a canyon on N slope of Box Springs Mts. Comment
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Sep 7 2011
  UCR141243  Baccharis pilularis subsp. consanguinea A. C. Sanders, Kelly Volansky 2004-10-6 28815 Riverside Santa Ana Mtns./Santa Rosa Plateau, 41050 Avenida La Cresta, south of Sierra Maria Rd. and c. 1.5 mi. north of Tenaja Rd., c. 2 miles NW of the Mesa de Colorado 671 Comment
  RSA556482  Baccharis salicifolia Julie Greene 1993-3-13 1020 Riverside On the berm between the western ponds 440 Comment
  JEPS40677  Baccharis salicifolia subsp. salicifolia L. M. Newlon 1922-4-3 443 Riverside Andreas Canyon Comment
  RSA0108945  Baccharis sarothroides Duncan S. Bell, Amanda Bell 2012-1-28 3065 Riverside East side of the Arica Mountains; collecting in Rice Valley, approximately 6 air miles southeast of the ghost town of Rice. 202 Comment
  RSA5438  Baccharis sergiloides C. B. Wolf 1932-10-13 4310 Riverside Cottonwood Springs. Eagle Mountains 290 Comment
  SEINET899352  Baccharis sergiloides C. B. Wolf 1932-1 4270 Riverside Colorado Desert. Little San Bernardino Mts. Morongo Wash, 3/10 mi. below San Bernardino Co. line 671 Comment
  SD224826  Bahia absinthifolia Daryl Koutnik 1996-7-19 Riverside Riverside: Univ. of CA, Riverside, UCR Botanical Garden. 853 Comment
  SD236178  Baileya multiradiata John F. Green 2006-5-2 Riverside Peninsular Ranges: City of Temecula, Immediately N and S of Murrieta Hot Springs Rd. along San Diego Aqueduct right-of-way 366 Comment
  RSA450421  Baileya pauciradiata J. C. Roos 1965-4-28 s.n. Riverside Palm Springs. Comment
  UCR16888  Baileya pauciradiata S. Nelson 1974-4-13 s.n. Riverside Sonoran (Colorado) Desert, [Coachella Valley] 2 mi north of U.S. Highway 10 on Washington St. 153 Comment
  RSA695664  Baileya pleniradiata J. Russell Bruff 1928-4-3 172 Riverside 13 miles W of Desert Center. Comment
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Oct 23 2011
  CAS-BOT-BC100143  Bebbia juncea var. aspera W. R. Dudley 1903-12-26 s.n. Riverside Palm [Canon] Canyon Comment
  RSA0088483  Bebbia juncea var. aspera Robert Vargas 2016-4-9 21 Riverside LA basin, White water canyon reserve. 536 Comment
  UCD129535  Bebbia juncea var. aspera Geoffrey Levin 1975-4-5 468 Riverside 1 mile west of Berdoo Canyon Road on Dillon Road. Foothills of Little San Bernadino Mountains. Saltan Sink Drainage. 60 Comment
  UCR9411  Bellis perennis O. F. Clarke 1970-2-13 s.n. Riverside San Bernardino Valley, At the reservoir on East University Ave., Riverside 366 Comment
  CSUSB4  Beloperone californica Wayne White 1975-5-10 s.n. Riverside Chuckwalla Mountains On Highway I-10 near Red Cloud Rd. Colorado Desert; Chuckwalla Mountains. 771 Comment
  SEINET3862254  Beloperone californica D. W. McNeal 1975-4-18 1561 Riverside Above Palm Desert on Hwy. 74, 19.2 mi. E of its jct. with Hwy. 71.; 0 Comment
  CLARK-A1528-315  Berberis dictyota Margaret, Lee Dean 1965-4-5 Riverside Bernasconi Hills 487 Comment
  CLARK-A1528-2270  Berberis nevinii John C. Roos 1955-3-5 6237 Riverside Scott's Canyon 426 Comment
  SD216473  Bernardia incana Jay B. Walker 1995-5-3 1405 Riverside South of Palm Desert along Highway 74, 3 kilometers East of Pinyon Flats Campground 1200 Comment
  UCR25174  Bernardia myricifolia John C. Roos 1950-12-2 5027 Riverside Sonoran (Colorado) Desert, Eagle Mountains, Munsen ['Monson'] Canyon 1067 Comment
  SEINET13297622 Image available Bloomeria crocea T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-1 8361 Riverside Santa Ana Mountains: unnamed west-east trending canyon south of Mabey Canyon and north of Tin Mine Canyon, c. 0.6 mi west of the end of West Foothill Parkway (Corona South 7.5' Q.) 424 Comment
  POM179754  Bloomeria crocea var. crocea H. M. Hall 1901-06 2101 Riverside South side of San Jacinto Mountains. 1463 Comment
  RSA395897  Bloomeria crocea var. crocea Steve Boyd 1986-4-22 1762 Riverside Terrace escarpment W side of Indian Wash, S of I -15. Comment
  UC64654  Boechera H. M. Hall 1901-6 2425 Riverside near Tauquitz; San Jacinto Mountains 2621 Comment
  SBBG72283  Boechera arcuata M. N. Ackley -May-1929 Riverside Tahquitz 2438 Comment
  RSA482681  Boechera californica R. S. Woglum 1941-6-12 3059 -A Riverside Idyllwild Comment
  RSA581745  Boechera californica M. Wall, L. Fuentes 1995-4-13 102 Riverside Santa Rosa Mountains, along Hwy 74, 14.8 miles southeast of Hwy 243 junction in Mountain Center. Burned area along highway, just past the Pacific Crest Trail crossing. Comment
  UCSB26857  Boechera californica Gerhart, Janet 1963-5-3 Riverside 8.5 miles north of Lake Fulmor Picnic area on Banning-Idyllwild road 1219 Comment
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Mar 14 2014
  JOTR35982  Boerhavia coulteri Harding, Mitzi, Mark Wheeler 2012-9-4 193 Riverside Joshua Tree National Park. Pinto Basin; near turkey flats parking area; sandy flats (Stop 1) 509 Comment
  UCR58877  Boerhavia coulteri J. M. Stewart 1989-10-16 610 Riverside Sonoran (Colorado) Desert, along Hwy 95, 5.6 mi. south of Vidal Comment
  RSA0093777  Boerhavia triquetra Duncan S. Bell 2015-9-30 8677 Riverside Santa Rosa Mountains; Little Pinyon Flat; collecting in a large drainage from Cactus Spring Trail to Horsethief Creek. 1246 Comment
  UCR250929  Boerhavia triquetra var. intermedia Kristin Forgrave, Joshua Paolini 2013-8-7 28 Riverside Colorado (Sonoran) Desert, Ford Dry Lake, just north of I-10 109 Comment
  JOTR33814  Boerhavia wrightii La Doux, Tasha, B. Truesdell 2007-11-9 3329 Riverside Joshua Tree National Park. Eagle Mountains; south of Munsen Canyon, canyon parallel to and east of Lost Palms Canyon along south park boundary (Stop 5) 651 Comment
  POM246588  Boerhavia wrightii E. C. Jaeger 1938-10-30 s.n. Riverside Granite Wells Wash, Chuckawalla Mts, Colorado Desert. 366 Comment
  RSA192348  Boisduvalia densiflora H. A. Zuill 1966-7-26 298 Riverside About 7.5 miles SW of Murrieta. Comment
  CAS-BOT-BC31018  Bolboschoenus maritimus Mitch Provance 2005-5-17 6599 A Riverside Warm Springs Valley: Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, 420 Comment
  UCSB60189  Bouteloua aristidoides Charlton, David 1988-2-18 Riverside S side of Little San Bernardino Mtns; Fargo Canyon Rd to Cottonwood Wash, S of Joshua Tree National Park, parallel to I-10; 1 mi E of Jct Dillon Rd and Fargo Cyn Rd 609 Comment
  POM192675  Bouteloua barbata Marcus E. Jones 1929-9-16 24716 Riverside Hayfield, Near Desert Center. Colorado Desert. Comment
  UCD56850  Bouteloua barbata Louis B. Ziegler 1967-10-10 s.n. Riverside San Jacinto Mts. Hemet Valley. 1402 Comment
  RSA0104626  Bouteloua curtipendula Duncan S. Bell 2015-9-30 8676 Riverside Santa Rosa Mountains; Little Pinyon Flat; collecting in a large drainage from Cactus Spring Trail to Horsethief Creek. 1246 Comment
  RSA741581  Bouteloua curtipendula Scott D. White, Justin M. Wood 2008-6-17 12177 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  CAS-BOT-BC224907  Bowlesia incana A. C. Sanders 2011-4-6 39019 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
  SD152971  Bowlesia incana Steve Boyd, Tim Ross and Dave Bramlet 1993-5-12 7336 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 downsteam to confluence with Tenaja Canyon. 365 Comment
  UCR107426  Bowlesia incana B. G. Pitzer, A. C. Sanders, T. Tennant 1998-4-26 3674 Riverside Box Springs Mountains, Pigeon Pass Road, c. 1/2 mi. by road uphill from Pigeon Pass., in Pigeon Pass Valley, on south side of mtns. 518 Comment
  UCR97896  Bowlesia incana A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19858 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  RSA708487  Brandegea bigelovii Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10893 Riverside Eastern Coachella Valley. Bajada beneath Mecca Hills , just east of Coachella Canal. 24 Comment
  UC194837  Brandegea bigelovii S. B. Parish 1916-5-13 10849 Riverside Colorado Desert, Cottonwood Spring Cottonwood Spring; Colorado Desert, Cottonwood Spring 792 Comment
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Oct 9 2010
  UC50321  Brassica rapa H. M. Hall 1903-4-1 3816 Riverside vicinity of Riverside; Southern California 304 Comment
  UCR79237  Brassica rapa subsp. sylvestris Steve Boyd, Orlando Mistretta 1992-4-23 7062 Riverside Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area, along San Mateo Creek from Riverside County line, following San Mateo Trail upstream to the confluence with Bluewater Canyon 305 Comment
  CDA3589  Brassica tournefortii A. C. Sanders, Mark A. Elvin, Julie M. Vanderwier 2002-4-9 24916 Riverside The Badlands; hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont Comment
  RSA0043365  Brassica tournefortii Marc A. Baker, Amy Robinson, Chris Hackbarth, Michelle Cloud-Hughes 2013-3-19 17706 Riverside Palo Verde Mesa, 14 km SW of Blythe, 6 km ENE of north end of the Mule Mountains. 118 Comment
  RSA0112087  Brassica tournefortii Duncan S. Bell 2010-2-21 552 Riverside Arica Mountains; within the Palen/McCoy Wilderness area; collecting in large drainage on western section of range. 452 Comment
  RSA0124391  Brassica tournefortii Duncan S. Bell, Sarah De Groot, LeRoy Gross 2016-2-17 8745 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting on the Martinez Slide to the north of Toro Canyon, approximately 5.25 air miles east northeast of the summit of Martinez Mountain. 123 Comment
  RSA680345  Brassica tournefortii Scott D. White 2001-3-27 8177 Riverside Moreno Valley area. About 1 air mile East-Northeast of the jtn State Rt. 60 w/ theodore St. Adjacent to County Landfill. 610 Comment
  RSA777333  Brassica tournefortii Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 830 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' Old mine access road. 534 Comment
  SD187378  Brassica tournefortii Scott D. White, Angelia Carey 2004-4-5 9977 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  CAS-BOT-BC106343  Brickellia atractyloides var. arguta Philip A. Munz 1937-5-29 15150 Riverside Deep Canyon, Santa Rosa Mts. 1066 Comment
  CAS-BOT-BC106344  Brickellia atractyloides var. arguta Frank W. Peirson 1928-4-24 7900 Riverside Cottonwood Spring Comment
  POM10238  Brickellia californica F. M. Reed 1903-10-24 94 Riverside Cold water canyon [Santa Ana Mts., near Temescal Valley] Comment
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Apr 7 2011
  UCR163887  Brickellia desertorum B. G. Pitzer 2001-11-4 4350 Riverside Peninsular Range; Santa Rosa Mountains, Carrizo Canyon, sheep guzzler c. 0.5 mi. SW of where Hwy 74 crosses canyon 701 Comment
  UCR117080  Bromus arenarius A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-9 24211 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
  RSA604754  Bromus berteroanus A. C. Sanders 1995-4-13 16509 Riverside San Bernardino Mountains/ Colorado Desert: Devil's Garden, E end of mountains, 2.1 miles W of Highway 62 on Pierson Ave. & dirt extension, 1.7 mile above Sierra Blv., (33 deg 58'N, 116 deg 37.5'W) 701 Comment
  SBBG56633  Bromus carinatus R. Hoffmann 1929-9-11 Riverside San Jacinto Mtns 1645 Comment
  UCR2216  Bromus catharticus F. M. Reed 1933-6-23 7863 Riverside San Bernardino Valley/Upper Santa Ana River region, Riverside, Terraces Ranch [547 Chicago Ave., near Arroyo Tequesquite] 290 Comment
  SEINET271857 Image available Bromus diandrus Scott D. White, Shelton Dowthit; Conserv. voluntee 1996-3-31 3847 Riverside LK Skinner Area: Riverside Land Conservancy conservation easement site, about 1/2 air mile south of the reservoir, near East Benton Road. USGS Bachelor Mtn. 7 1/2' topo map 518 Comment
  VVC553  Bromus madritensis subsp. rubens A. C. Sanders, J. Mac 1997-5-4 20639 Riverside San Jacinto Mountains, N side along Hwy 243, 1.5 mi. below Twin Pines Ranch Road (McMullen Flat), N slope of peak 3740 1067 Comment
  SEINET3923061  Bromus rigidus R. L. Piemeisel 1913-5-4 3586 Riverside Crestmore field.; 0 Comment
  UCR162376  Bromus rubens S. J. Myers, John F. Green 2003-4-4 s.n. Riverside San Jacinto Mountains, Juan Diego Flats on powerline trail west to Reed Valley, NW of Cahuilla Mountain 1244 Comment
  UCR234225  Bromus rubens A. C. Sanders, John F. Green 2012-3-20 39979 Riverside Peninsular Range; Elsinore Trough, Lake Elsinore, Collier Ave. at 3rd St., just south of I-15 Fwy 389 Comment
  UCR94234  Bromus rubens Scott D. White 1996-4-14 3925 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
  UCR213312  Bromus tectorum A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37690 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
  JOTR31933  Caesalpinia virgata La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2171 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; rocky wash draining into west Pinkham Wash Comment
  RSA0104458  Caesalpinia virgata Duncan S. Bell, Sarah DeGroot, Cheryl Sevilla 2015-2-10 7743 Riverside Santa Rosa Mountains; upper north fork of Bear Creek, about 5.75 air miles north of the summit of Martinez Mountain. 357 Comment
  RSA498294  Caesalpinia virgata Robert M. Perkins, H. de Forest 1937-3-15 399 Riverside 20 miles East of Indio. Comment
  UCR111994  Caesalpinia virgata A. C. Sanders, T. B. Salvato, Mitch Provance 2000-4-25 23369 Riverside Coachella Valley, east side of Coachella Canal between I-10 and Ave. 52, east of Coachella 24 Comment
  SD217351  Calandrinia ciliata Steve Boyd, Tim Ross, et al 1990-4-2 4042 Riverside Vail Lake area, lower slopes of Agua Tibia Mountain, along Highway 79, East of USFWS Dripping Springs Guard Station. 487 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
  CDA2648  Callisia repens A. C. Sanders 2001-11-2 24886 Riverside San Bernardino Valley Region; Riverside, yard of house at 422 Campus View Dr. Comment
  MACF022933  Calocedrus decurrens Trudy R. Ericson 1979-5-28 1018 Riverside 1.6 mi. from intersection of F. S. Rd. opposite Toledo Springs Campground and Thomas Mtn. Loop Road on F. S. Rd., Santa Rosa Mtns. 2072 Comment
  CSUSB2255  Calochortus catalinae Annette Price 1962-4-22 034 Riverside Lake Matthews Lake Matthews area (map drawn on herbarium sheet label). Comment
  RSA0120439  Calochortus concolor Duncan S. Bell, LeRoy Gross 2016-5-18 9596 Riverside Santa Rosa Mountains; west side of Martinez Mountain; hills in the northern section of Little Pinyon Flat. 1316 Comment
  RSA543859  Calochortus concolor Steve Boyd, David E. Bramlet 1991-5-13 6255 Riverside Domenigoni Hills, N side of Domenigoni-Diamond Valleys ESE of Winchester. Vicinity of ultramafic outcrop on ridge top S of S-end of Warren Road 549 Comment
  RSA297994  Calochortus palmeri var. munzii H. M. Beard, R. S. Beard 1967-7-1 s.n. Riverside Vacant lot, Idyllwild, Alderwood and Pine Crest Roads. 1646 Comment
  UCR217529  Calochortus plummerae Diane Menuz 2008-6-20 474 Riverside San Bernardino Mtns. foothills, Bogart County Park, c. 350 m SW of fishing pond 987 Comment
  UCR1591  Calochortus splendens R. L. Needham 1962-5-20 10089 Riverside San Jacinto Mtns., Banning-Idyllwild Hwy [243], c. 5 mi from Banning 915 Comment
  CAS-BOT-BC483501  Calochortus splendens E. K. Balls 1949-5-4 13479 Riverside Cajalco Road, 2 miles from Corona to Elsinore Highway, road to Lake Matthews, Gavilan Hills Comment
  RSA263764  Calycadenia tenella E. W. Lathrop 1968-6-2 6952 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. Comment
  UCR48370  Calycadenia tenella Steve Boyd 1986-5-7 1826 Riverside Temescal Canyon, Alberhill Mountain: lower slopes of S flank just east of clay mine area 427 Comment
  RSA781806  Calycoseris wrightii Duncan S. Bell 2010-5-1 893 Riverside Arica Mountains: northwest section of project area, approximately 10.5 air miles southwest of the ghost town of Rice, and approximately 2.6 air miles south of the junction of Highway 62 and the aqueduct access road. 291 Comment
  SEINET3088878 Image available Calyptridium monandrum Scott White 1991-5-10 91 -126 Riverside Hwy 79, immediately W of U.S. Forest Service Campground at Dripping Springs. 549 Comment
  SEINET5764663 Image available Calyptridium monandrum Ivan Johnston 1917-4-4 13784 Riverside Palm Springs, Near Palm Springs. Comment
  UCR41302  Calyptridium monandrum N. M. Fellows, A. C. Sanders 1985-4-9 145 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, Oasis de Los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the north foot of San Jacinto Mtns., 1 mile west of Snow Creek Village 489 Comment
  SDSU17510  Calyptridium monospermum C. Matt Guilliams, Michael and Lori Simpson, Mike Silveira 2007-6-26 376 Riverside San Jacinto Wilderness State Park, on trail to summit ca. 1 km west of Round Valley. Population occurred on both sides of trail, in both disturbed and undisturded habitat. 2896 Comment
  CSUSB670  Calystegia macrostegia Bruce Freeman 1968-4-6 680406 2 Riverside Campus of UC Riverside. In drainage gulley, about 50 yards from gate to Botanical Gardens. 335 Comment
  SEINET998494  Calystegia macrostegia A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-1 32520 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. (Murrieta 7.5' Q) 579 Comment
  UC465959  Calystegia macrostegia subsp. arida Mrs. Wilder 1903-5-30 38 Riverside Wilder's Comment
  CAS-BOT-BC221306  Calystegia macrostegia subsp. intermedia L. R. Abrams 1941-4-22 13883 Riverside 3 miles northeast of Elsinore on road to Perris Comment
  CDA37136  Calystegia macrostegia subsp. tenuifolia Mike Lahti 2012-4-22 PDR# 1590340 Riverside Hemet; Near Grant St., south of Florida Ave. 0 Comment
  RSA511362  Camissonia B. Pitzer, E. Misquez 1988-3-20 673 Riverside Cleveland National Forest, San Juan Loop Trail, ca. 4 mi. W of El Cariso Village, just across the hwy from Ortega Parks Store. 549 Comment
  POM66476  Camissonia arenaria Marcus E. Jones 1924-2-7 s.n. Riverside Salton Sink near Oasis. Comment
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Mar 27 2010
  SEINET4680863  Camissonia bistorta Steve Boyd, Laurel Arnseth; Yvonne Rasmussen 1990-5-3 4549 Riverside Vail Lake area, rolling terrain at junction of Hwy R3 and Powerline Rd. NE of the lake.; 0 Comment
  UCR16568  Camissonia bistorta C. M. Bringle, H. Johnston 1967-4-22 670422- 01 Riverside Peninsular Range, Temescal Canyon, 2.2 mi. south of Santa Fe (Railroad) overpass on Highway 71, and 50 ft. south of Glen Eden (nudist colony) mail box 457 Comment
  VVC322  Camissonia bistorta F. Ambrey 1959-4-20 s.n. Riverside Northern Perris Basin, 0.2 mi So of refuse disposal area on Pigeon Pass Rd, 60 yds E of Hwy in wash. 536 Comment
  UCR50880  Camissonia boothii A. C. Sanders 1988-5-11 7801 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal, east of the gasline road from Niland 549 Comment
  CLARK-A1528-3321  Camissonia brevipes John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  CSUSB179  Camissonia brevipes Michael J. Arbaugh 1978-5-27 Riverside Coachella Valley Coachella Valley; 2 miles east of Dillon Road and 1000 Palms Canyon Road intersection, about 5 miles east of 1000 Palms; found on the side of a canyon wall. Comment
  RSA776944  Camissonia brevipes Amber Swanson 2011-3-19 237 Riverside W of Eagle Mtn Rd to Railroad tracks abt 5 mi N of I-10 307 Comment
  JOTR29607  Camissonia californica Andre, Jim 2006-4-26 6744 Riverside Joshua Tree National Park. about 0.5 mi. NNE of Rattlesnake Spring on ridge just south of radio tower and NE corner of park boundary 1320 Comment
  RSA775496  Camissonia californica Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4414 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 488 Comment
  RSA782531  Camissonia californica A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38385 Riverside Southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., c. 1.0 mi. NNE (04 deg ) of intersection of I-15 and Lake St. 465 Comment
  UCR104921  Camissonia californica A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20660 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
  RSA454737  Camissonia cardiophylla M. B. Dunkle 1933-3-4 3048 Riverside Painted Canyon. Colorado Desert. 30 Comment
  RSA651689  Camissonia cardiophylla Viki Cruz 1983-5-8 013 *k Riverside Collected at the end of a one mile dirt road off Indian Trail Road at the base of Magnesia Canyon, Santa Rosa Mts. Comment
  RSA0014453  Camissonia claviformis Justin M. Wood, J. Miner 2010-4-29 1526 Riverside Coachella Valley: Bermuda Dunes. Near intersection of Avenue 38 and Varner Rd. 37 Comment
  SEINET3005051  Camissonia claviformis G. Rink 2011-4-27 10488 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe 94 Comment
  POM48921  Camissonia confusa P. A. Munz 1924-5-18 8142 Riverside 18 miles south of Banning on Idyllwild Road. 1524 Comment
  RSA262088  Camissonia hirtella E. W. Lathrop 1968-6-1 6960 Riverside Main Divide Truck Trail between El Carriso [El Cariso] and San Mateo Canyon. Cleveland Nat'l. Forest. 1220 Comment
  RSA585511  Camissonia hirtella D. L. Banks, Steve D. Boyd 1995-5-9 372 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, W of the Dripping Springs Alcove, W of Woodchuck Campground. 793 Comment
  RSA614531  Camissonia hirtella A. C. Sanders, P. Mackay, Tim C. Thomas, O. Clarke 1997-5-4 20635 Riverside UTM 10km cell: NH-1E, 4N. Vista Grande. 1067 Comment
  UCR115337  Camissonia hirtella A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16247 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
  RSA585505  Camissonia ignota D. L. Banks, Steve D. Boyd 1995-5-9 366 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, W of the Dripping Springs Alcove, W of Woodchuck Campground. 793 Comment
  POM9307  Camissonia ignota P. A. Munz, Harwood 1920-3-30 3380 Riverside 5 mi. So. of Corona. 305 Comment
  RSA654879  Camissonia micrantha Mitch Provance 1998-3-31 307 Riverside Wilder's Mt. Pass'', ca. 1/8 mile NE of peak 1538. 335 Comment
  UCR116814  Camissonia pallida A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23944 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  UCR251347  Camissonia pallida S. J. Myers 2014-5-21 1068 Riverside Western Edge Sonoran (Colorado) Desert, Whitewater, along Whitewater River at I-10 407 Comment
  POM184045  Camissonia pallida subsp. pallida P. A. Munz 1932-3-14 12003 Riverside Palm Springs. 91 Comment
  POM212495  Camissonia pallida subsp. pallida E. A. Purer 1935-4-21 6484 Riverside Sandy area near Palm Springs Comment
  RSA339311  Camissonia pallida subsp. pallida Robert F. Thorne, W. A. Tilforth, L. Shultz, R. K. Benjamin, J. Hogge. 1980-4-16 54050 Riverside Along Whitewater River, E of bridge and levee. Comment
  POM14038  Camissonia refracta P. A. Munz, D. Keck 1922-4-9 4916 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  RSA25368  Camissonia refracta C. L. Hitchcock 1940-4-1 5898 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  RSA449052  Camissonia refracta L. H. Jones 1910-3-17 s.n. Riverside Riverside Mountain on gravelly hillside Colorado River. 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
  SD185270  Camissoniopsis pallida A. C. Sanders, J. C. Dice, K. C. Rose, D. Woodard 1995-3-29 16289 Riverside San Jacinto Mountains/Sonoran (Colorado) Desert; San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village (White Water 7.5'Q) 381 Comment
  UCSB4513  Camissoniopsis pallida subsp. pallida Haller, John 1957-3-23 Riverside Morongo Wash, ca, 4.5 road miles N. of US 99, & 3 air miles S. of Riverside-San Bernardino co line 609 Comment
  IRVC15564  Carex alma R. H. Whittaker, W. A. Niering 1963-6-9 SJ 369 Riverside Above saw mill. Peninsular Ranges, Santa Rosa Mountains 1936 Comment
  SEINET11125889 Image available Carex fracta P. Zika, Otting, N 2010-1 25298 Riverside San Jacinto Mountains (SnJt). N Fork San Jacinto River, Dark Canyon, at Azalea Trails Girl Scout Camp, San Jacinto Ranger District, San Bernardino National Forest. Comment
  UCR128299  Carex multicaulis Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8653 Riverside San Jacinto Mtns, Idyllwild area; 'Strawberry Fuelbreak' between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek 1646 Comment
  CAS-BOT-BC119867  Carex nebrascensis H. M. Hall 1901-7-1 2484 Riverside In meadows or along creeks of Tamarack Valley, San Jacinto Mt. Comment
  RSA199002  Carex praegracilis Robert F. Thorne, Philip A. Munz, E. W. Lathrop 1968-5-8 37599 Riverside Santa Rosa Plateau, Rancho California 610 Comment
  RSA544377  Carex praegracilis Steve Boyd, Timothy S. Ross 1991-6-14 3692 Riverside Warm Springs Creek at NE end of Hogbacks ridge from Alamos Road S to confluence with Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Spings. Comment
  UC537213  Carex subfusca M. E. Jones Sept. 1933 Riverside San Jacinto Mt. Comment
  UCR270200  Carex triquetra A. C. Sanders, Jeanne Marie Acceturo & participants in Jepson Workshop 2016-4-2 42397 Riverside Peninsular Range, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, south end of Los Caballos Road, vicinity of lab and old Emerson house site 488 Comment
  SEINET7578803 Image available Carex triquetra Steve Boyd, Tim Ross, Dave Bramlet 1993-5-12 7311 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, San Mateo Cayon, along stream and adjacent benches and lower slopes from confluence with Los Alamos Canyon downstream to confluence with Tenaja Canyon. 366 Comment
  UCR23673  Carthamus tinctorius John C. Roos 1965-7-7 s.n. Riverside San Bernardino/San Jacinto Mtns, Beaumont Comment
  SD70378  Castilleja affinis L. R. Heckard 1953-5-5 388 Riverside Along California highway 79, 5.7 miles south of Hemet, at edge of hills Comment
  JEPS44393  Castilleja applegatei subsp. martinii Lauramay T. Dempster and G. L. Stebbins 1966-6-19 4272 Riverside about 1 mi below Santa Rosa Mountain rd jct with spur to Santa Rosa Springs Comment
  POM319354  Castilleja applegatei subsp. martinii Patricia Wilder 1968-7-5 4311 Riverside Trail near Idyllwild, San Bernardino National Forest. 1982 Comment
  SD134194  Castilleja exserta R. Mitchel Beauchamp 1972-4-16 3297 Riverside Pauba Valley, N of Highway 71-79 430 Comment
  UCSB7456  Castilleja exserta subsp. exserta Ballard Riverside Temecula Comment
  HSC20513  Castilleja foliolosa C. L. Hitchcock 1966-3-15 24164 Riverside About 10 mi. NE of Temecula Comment
  RSA552740  Castilleja foliolosa Steve D. Boyd, Tim S. Ross, Orlando Mistretta 1992-2-25 6672 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along San Mateo Tril from junction 7S04 and 7S01 upstream to southern end of Potrero de la Cienega, but primarily about Tenaja Falls. 396 Comment
  UC26427  Castilleja foliolosa Geo. F. Reinhardt Jun 1897 Riverside San Jacinto Valley Comment
  CAS-BOT-BC41088  Caulanthus hallii Lewis S. Rose 1937-4-9 37122 Riverside Palms to Pines Highway, 18 miles west of Indio. 1036 Comment
  RSA0123359  Caulanthus hallii Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9045 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Agua Alta Canyon, approximately 3.5 air miles southeast of the summit of Martinez Mountain. 639 Comment
  RSA229461  Caulanthus hallii P. A. Munz 1937-5-30 15093 Riverside Northwest slope of Santa Rosa Mountains. 1829 Comment
  UCR97481  Caulanthus heterophyllus John Wear, N. Moorhatch 1997-3-13 s.n. Riverside San Jacinto Mtns. / Coachella Valley, Chino (Tramway) Canyon, along both sides of road. 500 Comment
  CAS-BOT-BC40269  Caulanthus lasiophyllus P. A. Munz; L. F. Street 1919-5-7 2739 Riverside Tahquitz Canyon. 228 Comment
  RSA574732  Caulanthus lasiophyllus var. rigidus Steve Boyd 1981-4-15 s.n. Riverside Gavilan Hills region, flats at the north base of the range, south of Lake Mathews, south of Cajalco Road. 457 Comment
  CDA31121  Ceanothus crassifolius Mike Lahti 2010-3-8 PDR# 1501966 Riverside Murrieta: at Jo-Dan Farms on Pabesu Road near Greer Road. 0 Comment
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Aug 11 2012
  RSA3118  Ceanothus crassifolius Carl B. Wolf 1932-2-11 2647 Riverside Hidden Canyon 5 mi. W. of Corona at base of Santa Ana Mts. 405 Comment
  RSA343087  Ceanothus crassifolius Robert F. Thorne, Walter Wisura, E. W. Lathrop 1985-5-18 60628 Riverside Santa Rosa Plateau: Burned-over chapparral along Clinton Keith Road, near base of plateau. 427 Comment
  SD129397  Ceanothus crassifolius Steve Myers 1990-3-21 Riverside Santa Rosa Plateau area: Along Los Gatos Road, 1/2 mi. S of Buena Vista road (2 mi. W of Sandia Canyon, & 0.1 mi. N or San Diego County Line). 366 Comment
  SD27983  Ceanothus crassifolius Carl B. Wolf 1932-2-11 2648 Riverside Santa Ana Mts., Hidden Canyon, 5 Mi. west of Corona, base of Skyline Drive 405 Comment
  SD60441  Ceanothus crassifolius Reid Moran 1964-7-27 11866 Riverside Canyon of Santa Margarita River, 2I(c) miles SSW of Temecula; canyon bottom 199 Comment
  UCD111420  Ceanothus crassifolius Beecher Crampton 1963-5-7 6787 Riverside 2 miles west of El Cariso Guard Station, Cleveland National Forest, Santa Ana Mountains. 701 Comment
  UCR281480  Ceanothus crassifolius Mitch Provance, Matt K. Beyers, John Hazlett 2017-3-30 317- 80 Riverside Temescal Valley, 0.4 miles SE of Horsethief Canyon Rd. and the 15 Fwy. 391 Comment
  SEINET3836781 Image available Ceanothus cuneatus I. W. Clokey, E. C. Anderson 1935-4-16 6733 Riverside East of Hemet 560 Comment
  SEINET5339270  Ceanothus cuneatus H. M. Hall 1897-7-3 s.n. Riverside Vicinity of Riverside, CA 610 Comment
  UC870524  Ceanothus cuneatus var. cuneatus I. W. Clokey and E. G. Anderson 1935-4-16 6733 Riverside e of Hemet 560 Comment
  UCR172762  Ceanothus leucodermis Abby Sirulnik 2000-5-7 37 Riverside Peninsular Ranges; San Jacinto Mtns., Calif. Hwy 243, c. 6 mi. south of Poppet Flat Road 1646 Comment
  UCSB3915  Ceanothus leucodermis Kamb, Peter 1946-4-27 Riverside Banning- IdyllwiId Road near Barton Lookout, San Jacinto Mountains 1066 Comment
  CAS-BOT-BC63565  Ceanothus oliganthus var. orcuttii Carl B. Wolf 1935-6-18 7194 Riverside Santa Ana Mts., main divide motorway to Santiago Pk., 1 mi. from Ortega Highway. 731 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
  SJSU15170  Ceanothus ophiochilus Steve Boyd, Tim Ross & Laurel Arnseth 1989-3-31 3097 Riverside Vail Lake area 1 mi W of Lake 624 Comment
  CAS-BOT-BC51929  Ceanothus perplexans H. M. Hall 1899-5-1 s.n. Riverside Cahuilla Comment
  UC56264  Ceanothus tomentosus H. M. Hall 1902-4-1 2896 Riverside Near Sage 609 Comment
  UCD57824  Cenchrus longispinus H. S. Yates 1937-6-28 6734 Riverside Palm Springs 137 Comment
  RSA773475  Centaurea melitensis Duncan S. Bell, Ryan Parker 2010-6-15 1311 Riverside San Bernardino National Forest: Rouse Ridge, approximately 3 air miles southeast of junction of Highway 74 and forest service road 5S15. Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 1063 Comment
  RSA263672  Centaurium venustum E. W. Lathrop 1968-6-2 6963 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. Comment
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Jun 6 2020
  HSC80293  Centromadia pungens subsp. laevis Steve Boyd 1985-8-7 1114 Riverside Murrieta area, Clinton Keith Rd. near (just E of) Bear Creek golf course Comment
  RSA764881  Centromadia pungens subsp. laevis Justin M. Wood 2010-9-8 2600 Riverside San Timoteo Canyon: Just SE of El Casco Substation along San Timoteo Creek. 640 Comment
  POM2210  Centrostegia thurberi H. M. Hall 1905-05 6021 Riverside Cottonwood Mountains, Colorado Desert 610 Comment
  UCR241395  Cerastium glomeratum T. B. Salvato 2013-3-22 7393 Riverside Perris-Aguanga Basin, southern end of Menifee Valley, between Hwy 215 and Winchester Rd (Hwy 79), on Los Alamos Rd at its crossing of Warm Springs Creek 402 Comment
  RSA11596  Cercidium floridum C. Epling, Wm. Robison 1933-6-24 s.n Riverside Collected near Indio. Comment
  RSA27030  Cercidium floridum C. L. Hitchcock 1940-3-29 5844 Riverside 12 miles east of Indio. Comment
  RSA628887  Cercidium floridum A. C. Sanders 1994-6-1 14621 Riverside Box Canyon in Mecca Hills, ca 4.5 miles below Shaver's Well, 12 miles SW of the Box Canyon road intersection with I-10. 150 Comment
  CAS-BOT-BC135494  Cercocarpus betuloides var. betuloides A. C. Sanders; N. Ferguson 1994-6-2 14625 Riverside San Jacinto Mountains: Bautista Canyon ca. 1 mile above the foerst service boundary. 850 Comment
  RSA772139  Cercocarpus betuloides var. betuloides Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4975 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 823 Comment
  UC1979560  Cercocarpus minutiflorus Darin L. Banks, Steve Boyd 1995-3-30 112 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., W of the Dripping Springs Alcove, E of the Woodchuck Trail. Comment
  UCR34892  Chaenactis artemisiifolia L. B. Ziegler 1967-5-18 128 Riverside San Jacinto Valley, side canyon off lower Bautista Canyon 534 Comment
  RSA676119  Chaenactis carphoclinia Scott D. White 2001-4-3 8221 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  POM351699  Chaenactis fremontii Ora M. Clark 1929-3-16 1710 Riverside N. of Whitewater, Colorado. Comment
  RSA444565  Chaenactis fremontii Walter Wisura 1988-3-23 4209 Riverside Highway 62 immediately E of Robinson Road, West of Twentynine Palms. Comment
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Sep 7 2013
  RSA730040  Chaenactis fremontii R. F. Thorne 1973-3-30 72674 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  RSA770843  Chaenactis fremontii Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4947 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  SEINET7988559  Chaenactis fremontii Ana Lilia Reina G. 2003-3-31 2003 -325 Riverside Palm Spring, Palm Spring 159 Comment
  UCR124630  Chaenactis fremontii B. C. Templeton, I. W. Clokey 1930-4-9 1083 Riverside Sonoran (Colorado) Desert, North of Palm Springs 400 Comment
  UCR263485  Chaenactis fremontii A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41452 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
  UCR41227  Chaenactis fremontii N. M. Fellows, A. C. Sanders 1985-4-9 131 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, Oasis de Los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the north foot of San Jacinto Mtns., 1 mile west of Snow Creek Village 489 Comment
  CAS-BOT-BC172823  Chaenactis glabriuscula A. C. Sanders 2004-6-25 28281 Riverside Peninsular Range: Boden Canyon, tributary of Santa Ysabel Creek at E end of San Pasqual Valley; near the pond (reservoir) in middle DFG parcel 335 Comment
  SD140206  Chaenactis glabriuscula Scott White 1993-4-22 1248 Riverside North Alberhill Ranch, in hills north of Walker Canyon. 487 Comment
  UCR140295  Chaenactis glabriuscula A. C. Sanders 2004-4-9 27470 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., alluvial slope in mouth of large canyon on south side 473 Comment
  UCR92182  Chaenactis glabriuscula D. L. Banks 1995-5-3 0191 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
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Jun 4 2012
  UC1718094  Chaenactis glabriuscula var. glabriuscula John S. Mooring 1962-4-1 578 Riverside Riverside, Box Springs Mountains at end of Mount Vernon Ave Comment
  UC185535  Chaenactis glabriuscula var. glabriuscula Katharine Brandegee 1905-5-12 Riverside near Riverside (Wilder's) Comment
  UC63018  Chaenactis glabriuscula var. glabriuscula H. M. Hall 1902-4-21 2933 Riverside vicinity of Riverside 274 Comment
  RSA0013029  Chaenactis glabriuscula var. lanosa LeRoy Gross, Caitlin Elam 2013-5-14 6048 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  CAS-BOT-BC100667  Chaenactis parishii Victor Duran 1933-7-1 3492 Riverside Near Santa Rosa, Santa Rosa Mts. Comment
  CHSC8272  Chaenactis stevioides Edward L. Smith 1958-3-21 357 Riverside Chuckwalla Mtns., 3 mi. n of Desert Center. 274 Comment
  UC69075  Chaenactis stevioides H. M. Hall 1905-5-1 6018 Riverside Cottonwood Springs Colorado Desert, Cottonwood Springs 670 Comment
  UCD130392  Chaenactis stevioides G. K. Helmkamp; E. A. Helmkamp 1998-2-18 2722 Riverside Colorado Desert: Chuckwalla Valley; 0.3 mi S of Checkwalla Rd. on Graham Pass Rd. Comment
  JOTR30085  Chamaesyce micromera La Doux, Tasha, Bill Truesdell 2006-10-3 1723 Riverside Joshua Tree National Park. Pinto Basin: (Stop 1) east side of Hexie Mtns. at mouth of Pinkham Spring Canyon 668 Comment
  SFV11876  Chamaesyce micromera R. H. Swade 1963-12-7 s. n. Riverside Colorado Desert Open desert west of Snow Creek Road, about 3 miles south of Interstate 10 intersection with California State Highway 111. 366 Comment
  GMDRC3108  Chamaesyce polycarpa J. Andre, T. La Doux 2008-9-13 10272 Riverside Eagle Mountains: at Joshua Tree Natl. Park boundary, lower slopes of south end of Eagle Mtns, along aqueduct access road 33 deg. 44.231' N 115 deg. 29.059' W. Elev. 1164 ft. 355 Comment
  JEPS22519  Chamaesyce polycarpa Rimo Bacigalupi with Paul Hutchison 1958-2-19 6191 Riverside 9.4 mi n Blythe (in wash); western base of Big Maria Mtns 167 Comment
  POM2848  Chamaesyce polycarpa I. M. Johnston 1917-6-5 1254 Riverside Hills south of Arlington 366 Comment
  RSA0040027  Chamaesyce polycarpa Duncan S. Bell, Evan Meyer 2014-4-2 6501 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1 air mile northwest of Canyon Spring. 422 Comment
  SEINET3089524 Image available Chamaesyce polycarpa Paul D. Wood 1970-5-19 9 -A Riverside At University of Calif. along east bank of path leading to botanical gardens. 259 Comment
  RSA626235  Chamaesyce polycarpa var. polycarpa L. C. Wheeler 1967-5-15 9550 Riverside University of California at Riverside. Comment
  POM49551  Chamaesyce serpillifolia subsp. hirtula P. A. Munz, I. M. Johnston 1924-7-29 8824 Riverside 5 miles SE of Poppet Flat, San Jacinto Mtns. 1372 Comment
  RSA433505B  Chamaesyce setiloba C. Epling 1934-10 s.n. Riverside Palms to Pines Hwy. Comment
  CAS-BOT-BC66312  Cheilanthes clevelandii Steve Boyd; Tim Ross; Laurel Arnseth 1990-3-30 3968 Riverside Vail Lake area, westerly draining cyn at N base of 'Big' Oak Mtn. 640 Comment
  RSA388055  Cheilanthes clevelandii Steve Boyd, C. Boyd, B. Roy 1986-2-2 1201 Riverside Highway 79: At Riverside-San Diego County Line. Comment
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Jan 9 2013
  UC811537  Cheilanthes clevelandii P. A. Munz 1922-4-29 5116 Riverside 5 mi w Aguanga 731 Comment
  JOTR30213  Cheilanthes covillei Leary, C. and Leary, Pat 1979-2-24 2807 Riverside Joshua Tree National Park. On west facing slope in Lower Covington Flats, north of Smithwater Canyon, Joshua Tree National Monument. Comment
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Feb 25 2013
  JEPS35126  Cheilanthes parryi S. B. and W. F. Parish April, 1882 504 Riverside Agua Caliente Colorado Desert (Mts bordering the Colorado Desert) Comment
  RSA600709  Cheilanthes parryi L. C. Wheeler 1954-11-25 7106 Riverside Chuckwalla Mountains: Corn Springs Wash. 533 Comment
  UC197936  Cheilanthes parryi S. B. and W. F. Parish April, 1882 504 Riverside Agua Caliente; Mts bordering Colorado Desert Comment
  UC218646  Cheilanthes viscida Ivan Johnston 1917-4-4 Riverside Palm Canyon 304 Comment
  RSA763339  Chenopodium berlandieri R. F. Thorne, Kay Wright, R. K. Benjamin 1982-10-8 55391 Riverside Side canyon on W side of Whitewater Cyn, ca. 3.3 mi. N of Whitewater Post Office 595 Comment
  RSA750735  Chenopodium californicum Scott D. White, Justin M. Wood 2009-5-22 12900 Riverside San Jacinto Mountains: Quinn Flat Meadow. 1372 Comment
  POM508526  Chenopodium murale Ed LaRue 1989-4-7 s.n. Riverside Woodcrest area: 1/2 mile NE of the intersection of Van Buren Blvd & Mockingbird Canyon Road 365 Comment
  POM121941  Chenopodium murale Marcus E. Jones 1903-5-8 s.n. Riverside Indio. -7 Comment
  RSA764302  Chilopsis linearis Doris Bowers 1966-10-16 792 a Riverside Salton Sea - Painted Canyon 0 Comment
  UCR22207  Chilopsis linearis Steve Boyd 1980-9-22 s.n. Riverside Lakeview Mtns., Juniper Flats Rd, just NW of the communication site Comment
  UCD121656  Chilopsis linearis subsp. arcuata L. S. Rose 1935-12-22 s.n. Riverside Colorado Desert, Palm Canyon Wash. 182 Comment
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Feb 6 2013
  UC21646  Chimaphila menziesii H. M. Hall 1897-6-16 646 Riverside San Jacinto Mts. Comment
  LA11464  Chloris gayana A. M. Johnson; 1928-5-5 366 Riverside Indio Comment
  RSA725734  Chlorogalum parviflorum T. B. Salvato, Gregg Miller 2005-6-3 1376 Riverside ca 3 mi SW of Perris, 1.7 mi SW of the Goetz Road crossing of the San Jacinto River and ca 0.25 mi S of Ethanac Road 436 Comment
  SD227877  Chorizanthe brevicornu Scott D. White, Pam Devries 1998-2-9 6078 Riverside La Quinta / Palm Desert area: Whitewater River Channel at and near Miles Ave. crossing. USGS La Quinta 7.5' quad. 17 Comment
  JOTR16633  Chorizanthe brevicornu var. brevicornu Vanderspek & Youse 1964-4-19 s.n. Riverside Joshua Tree National Park. WILSON CANYON Comment
  JOTR28749  Chorizanthe brevicornu var. brevicornu La Doux, Tasha, Bill Truesdell 2004-2-24 1030 Riverside Joshua Tree National Park. Eagle Mountains; Trail to Lost Palms Oasis, southeast of Cottonwood Oasis 914 Comment
  UC55792  Chorizanthe brevicornu var. brevicornu H. M. Hall May 17 1901-Jun 1 1901 1853 Riverside Palm Canyon 457 Comment
  POM147639  Chorizanthe corrugata F. M. Reed 1927-3-20 5477 Riverside Salt Creek Wash. Comment
  RSA392657  Chorizanthe corrugata N. C. Cooper 1949-4-8 3235 Riverside Indio. Mecca Pass, east of Indio. 457 Comment
  RSA480077  Chorizanthe corrugata Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2164 Riverside Palen Pass at the north end of the Palen Mountains. 500 Comment
  SDSU4926  Chorizanthe fimbriata var. fimbriata H. Wedberg 1962-5-23 933 Riverside 4.8 miles from Hwy 395 at Rainbow, on road to Santa Margarita River and Temecula Canyon. 366 Comment
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Jan 24 2013
  UC1543897  Chorizanthe leptotheca Barbara Ertter with Jeffrey L. Strachan 1980-5-22 3491 Riverside e side Dripping Springs Campground (Cleveland National Forest near Highway 79 between Aguanga and Temecula n of Wild Horse Peak); Cleveland National Forest, n of Wild Horse Peak 609 Comment
  UCR217653  Chorizanthe leptotheca Karyn L. Drennen, Kim Sparks 2010-6-7 10 Riverside Palomar Mountains foothills, Southwest of Durasno Valley, 5 km north-northeast of Beauty Peak, 1.07 km east of Bonny Lane and 10m north of Bowers Road. 1374 Comment
  RSA356652  Chorizanthe polygonoides var. longispina Robert F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1975-8-29 47305 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 Comment
  UCR14326  Chorizanthe polygonoides var. longispina O. F. Clarke, Paul Romero 1972-4-19 s.n. Riverside Gavilan Hills, Harford Springs, 25 miles southeast of Riverside 640 Comment
  UCR156476  Chorizanthe polygonoides var. longispina Jason L. Hlebakos 2005-5-3 617 Riverside Santa Ana Mtns, Open slope east and downslope from Elsinore Peak 1049 Comment
  UCR249833  Chorizanthe polygonoides var. longispina T. B. Salvato, John Lovio 2013-3-19 7354 Riverside Perris-Aguanga Basin, Menifee Valley, Los Alamos Road at its crossing of Warm Springs Creek, and hill west of Jeanette Drive 402 Comment
  UCR266486  Chorizanthe polygonoides var. longispina Mitch Provance, Eric Kline 2015-3-26 315- 43 Riverside Temecula/Murrieta Region, Murrieta, Antelope Hills neighborhood, NE corner of Menifee Rd. and Clinton Keith Rd. 425 Comment
  RSA0031016  Chorizanthe rigida Jim Andre 2013-3-27 24805 Riverside Rice Valley; east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62). 242 Comment
  RSA392738  Chorizanthe rigida Anstruther Davidson 1920-1 s.n. Riverside Mecca. Comment
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Oct 26 2009
  RSA680543  Chorizanthe staticoides Scott D. White, Michael Honer, Dylan Hannon 2003-6-24 9588 Riverside Near Rainbow Valley: Mountains west of I-15 Freeway and immediately north of San Diego County boundary. 335 Comment
  RSA746811  Chorizanthe staticoides Michael Honer 2003-7-15 1847 Riverside Rainbow area, just north of the San Diego County boundary and west of the I-15 Freeway. 366 Comment
  JOTR34161  Chorizanthe watsonii Harding, Mitzi, T. Herskovits and D. Oquendo 2011-5-5 118 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Wide sandy canyon wash (Stop 1) 1149 Comment
  SEINET7883464 Image available Chrysothamnus paniculatus Lewis S. Rose 1935-1 35677 Riverside Colorado Desert; Whitewater Wash, 3 mi SE Palm Springs Station 305 Comment
  RSA93246  Chrysothamnus teretifolius F. W. Peirson 1937-10-20 12363 Riverside Santa Rosa Mts 1829 Comment
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Dec 17 2011
  UCR279590  Chylismia brevipes subsp. brevipes A. C. Sanders, Jim Malusa 2017-3-28 43157 Riverside Sonoran (Colorado) Desert, Northern edge of Chocolate Mountains, along Salt Creek at edge of Navy Aerial Gunnery Range, vicinity of Clemons Well site, between wash and old Kaiser RR 314 Comment
  SD49376  Chylismia cardiophylla subsp. cardiophylla Thomas W. Whitaker 1958-4-30 Riverside Box Canyon, midway between Mecca and Shaver Well. Comment
  CAS-BOT-BC160585  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-3-15 11847 Riverside Box Canyon 4.5 miles east of turn of Painted Canyon Comment
  CAS-BOT-BC160628  Chylismia claviformis subsp. aurantiaca Ivan Johnston 1917-4-4 1084 Riverside Palm Canyon 304 Comment
  CAS-BOT-BC162783  Chylismia claviformis subsp. claviformis Larson; Beley 1975-4-24 74 -671 Riverside ~5 mi. N. Palm Springs, near inter. of Varner Rd. and T/C access. Comment
  UCR182533  Cichorium intybus Mitch Provance 2003-7-4 4643 Riverside San Bernardino Valley, Riverside, Monticello Ave. near the canal, between Driftwood and Conway Drives 226 Comment
  RSA0123701  Cirsium neomexicanum Duncan S. Bell, Thomas Stoughton 2016-4-12 9235 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 3.75 air miles northwest of Rabbit Peak. 698 Comment
  UCD130580  Cirsium occidentale var. coulteri E. W. Lathrop 1966-4-27 6210 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1219 Comment
  RSA501001  Cirsium occidentale var. occidentale Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3120 Riverside Vail Lake area, ridge-top of volcanic substrate w/clay soil, 2 mi W of dam, at edge of escarpment E of Pauba Valley. 518 Comment
  UCR91726  Cirsium occidentale var. occidentale A. C. Sanders, J. Goetzen 1996-5-1 18128 Riverside San Bernardino Mtns., Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, north of Banning 915 Comment
  RSA776190  Cistanthe ambigua Amber Swanson, Duncan S. Bell 2011-3-10 207 Riverside Mecca Hills, E of Painted Cyn Rd Comment
  POM182082  Cistanthe monandra P. A. Munz 1932-3-14 11978 Riverside Colorado Desert, Coachella Valley, Deep Canyon 91 Comment
  POM97004  Clarkia epilobioides P. A. Munz 1926-5-2 10422 Riverside 5 miles NW of Dripping Spring. Comment
  RSA559449  Clarkia purpurea subsp. quadrivulnera Steve Boyd, T. S. Ross 1992-5-5 7219 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero. 732 Comment
  CAS-BOT-BC229143  Claytonia parviflora A. C. Sanders; Matthew Malle 2010-4-23 37992 Riverside Peninsular Range: Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 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
  RSA757990  Claytonia parviflora subsp. parviflora Doug Goldman 2005-5-11 3281 Riverside White Post Turn on Rt. 74, to the E. side of the road and NW part of the turn, about 3.9mi W. of the intersection with Rt. 243. San Bernardino National Forest. 1088 Comment
  JOTR35135  Claytonia parviflora subsp. utahensis La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 3246 Riverside Joshua Tree National Park. West of Queen Mountain, Wonderland of Rocks; narrow wash with large granitic boulders throughout corridor (Stop 2) 1302 Comment
  RSA228816  Claytonia perfoliata subsp. perfoliata Colin M. Wainwright, Larry DeBuhr 1972-2-10 602 Riverside Santa Rosa Plateau, ca. 5 miles south west of Murrieta near Forest Route 7S01. 487 Comment
  UCR121662  Claytonia perfoliata subsp. perfoliata A. C. Sanders 1997-3-19 20023 Riverside Lake Skinner area, Lower Rawson Canyon at 3-way road junction (heron rookery site) c. 1 km NE of the lake 457 Comment
  RSA586040  Clematis pauciflora D. L. Banks, S. D. Boyd 1995-3-16 93 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, Arroyo Seco drainage. 512 Comment
  RSA0020488  Clematis pauciflora W. Hutchinson 1926-4-1 s.n. Riverside Palm Springs. Comment
  RSA440808  Cleome isomeris B. C. Templeton 1930-4-9 1079 Riverside Palm Springs Station; Colorado Desert 400 Comment
  RSA440817  Cleome isomeris M. B. Dunkle 1933-3-3 3030 Riverside Garnet Station, Colorado Desert 91 Comment
  SBBG35139  Cleome lutea T. L. Secrest 1948-4-7 Riverside ca. 5 mi below Whitewater Comment
  JEPS24218  Collinsia concolor Peter H. Raven 1958-5-18 13004 Riverside Pinyon Flats San Jacinto Mountains (near stream) Comment
  RSA0117430  Collinsia concolor Steve D. Boyd 1995-4-24 8478 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 southeast of its junction with the Dripping Springs Trail. 610 Comment
  RSA0117441  Collinsia concolor Daphne K. Christopher, H. Stevens, Z. Princip 2003-4-9 132 Riverside Near Hermano Road, off Hwy. 15, Indian Truck Trail exit. On main gravel road heading away from ranch entrance and private residence driveways. 377 Comment
  UC1563032  Collinsia concolor Steve Boyd, Tim Ross, Laurel Arnseth 1989-4-1 3170 D Riverside just sw Vail Lake dam (recent burn in hills); Vail Lake area 487 Comment
  RSA0117415  Collinsia concolor Walter Wisura 1987-5-21 4154 Riverside This is a voucher from the living collection at the RSA. Living collection no. 15579, 7.8 mi. from Hwy. 243 along old Idyllwild road. Comment
  RSA0117417  Collinsia concolor N. C. Cooper 1944-5-20 1290 Riverside Palms to Pines Highway [Hwy. 74], San Jacinto Mountains. 1372 Comment
  SEINET2445248  Collomia grandiflora T. B. Salvato, John F. Green 2004-5-27 550 Riverside San Bernardino Mtns. Head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 1 mi SE of Oak Glen Conservation Camp. Forest Falls 7.5' Q.; 0 1341 Comment
  HSC100941  Condalia globosa var. pubescens J. P. Smith, J. O. Sawyer 2009-11-30 12701 Riverside West of wash with palo verde tree. 638 Comment
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Aug 16 2015
  RSA736756  Conium maculatum Scott D. White, Lynn Stafford 2007-6-27 11748 Riverside Santa Ana River floodplain just below Prado Dam. 134 Comment
  UCR172210  Convolvulus simulans John F. Green 2006-5-3 s.n. Riverside Peninsular Ranges, French Valley, unincorporated Riverside County, along Briggs Road between Porth Road and Los Alamos Road 402 Comment
  RSA595919  Conyza canadensis D. L. Banks, Lauren Raz 1996-11-5 1178 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
  RSA78304  Cordylanthus nevinii Philip A. Munz, E. K. Balls 1952-8-21 17976 Riverside Santa Rosa Spring, Santa Rosa Mts. 2134 Comment
  UCR227600  Cordylanthus rigidus Duncan S. Bell, Colleen Wheeler 2010-7-19 1631 Riverside San Jacinto Mountains, San Bernardino National Forest, Garner Valley, c. 2.8 air miles southeast of junction of Forest Service Road 6S04 and Forest Service Road 6S13 1383 Comment
  RSA770422  Coreopsis bigelovii Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4876 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
  POM355977  Coreopsis californica Norman C. Cooper 1944-3-25 1024 Riverside Cabazon. 457 Comment
  UCR272166  Corethrogyne filaginifolia Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8578 Riverside Santa Rosa Mountains, a small ridge/summit area just to the south of the summit of Santa Rosa Mountain 2438 Comment
  RSA588673  Corethrogyne filaginifolia var. filaginifolia D. L. Banks, Steve Boyd 1995-10-26 0830 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along the Woodchuck Trail, at the large grassland area along the upper trail. Approximately 1.6 miles from the Wilderness boundary. 939 Comment
  POM278518  Coryphantha alversonii H. G. Rush 1950-5-6 117 Riverside 2.5 miles from Cottonwood springs on road out to Hwy 60-70. 579 Comment
  RSA0120486  Coryphantha alversonii Duncan S. Bell, Thomas Stoughton 2016-3-17 8962 Riverside Orocopia Mountains; east side of the range; collecting in rocky hills to the west of Red Cloud Wash. 531 Comment
  UCR234433  Cotula coronopifolia Jeremiah George 2012-3-4 s.n. Riverside Peninsular Range; Elsinore Trough, Lake Elsinore area, south of Nichols Rd. and east of Baker St. 387 Comment
  GMDRC6925  Crassula connata J. M. Andre 2015-3-2 31357 Riverside along Kolbe Rd (dirt), northwest end of Coachella Valley at foot of Little SnBr Mtns, 0.2 mi. west of intersection between Hwy 62 and Indian Avenue (road to Desert Hot Springs), 2.3 mi. south of San Bernardino county line. 529 Comment
  UCR274301  Crepis T. B. Salvato, Melissa Clemons 2005-6-6 1421 Riverside Peninsular Range, Gavilan Hills, c. 0.75 mile south-southeast of Steele Peak, 0.6 mile E of Hammack Ranch, and 5 miles north-northeast of Lake Elsinore 579 Comment
  RSA557352  Cressa truxillensis Julie Greene 1993-5-12 1292 Riverside North side of San Jacinto River levee, west of Davis Road. 433 Comment
  UCR280823  Cressa truxillensis T. B. Salvato, Gregg Miller 2005-6-3 1367 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
  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
  SEINET3083387 Image available Crossosoma bigelovii P. A. Rauch 1968-2-22 Riverside Cottonwood Canyon, San Bernardino Mts. Comment
  UCR9246  Crossosoma bigelovii D. H. Wilken 1966-3-26 791 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Whitewater Canyon, near palm oasis along E side of canyon. 610 Comment
  CHSC109025  Croton californicus Orlando Mistretta; D. Bell, J. Beckman, J. England, K. Kane, et al. 2010-4-12 4604 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm) in the vicinity of Bonnie Bell; between N33.95609, W116.64365 and N33.95477, W116.64248. 525 Comment
  CLARK-A1528-432  Croton californicus John C. Roos 1951-9-25 5297 Riverside Santa Ana River 259 Comment
  HSC7964  Croton californicus H. E. Parks, S. T. Parks 1938-2-7 24100 Riverside Valle Vista 518 Comment
  RSA341996  Croton californicus R. F. Thorne, W. A. Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54120 Riverside San Bernardino Mts: Sandy beach along Whitewater River, E of bridge and levee and below W-facing bluff 412 Comment
  RSA586856  Croton californicus D. L. Banks, S. D. Boyd 1995-5-3 0275 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
  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
  SD27955  Croton californicus Carl B. Wolf 1932-4-26 2966 Riverside Colorado Desert; 3.0 miles east of Mecca on Blythe Road. Comment
  SJSU4443  Croton californicus G. E. Eberly 1962-12-27 88 Riverside 200 yards E of Webber Hall, Univ. of Calif at Riverside Comment
  UCD141962  Croton californicus V. W. Steinmann; M. T. Wedlake 1995-4-8 655 Riverside Along Hwy. 111; 1 km northwest of Palm Springs (measured from the intersection with San Rafael Dr.); south of the highway. 215 Comment
  UCD141982  Croton californicus Marian L. Vincent; Richard H. Swade 1963-10-19 465 Riverside Snow Creek Road; 2 miles from its intersection with California State Hwy.111. 365 Comment
  UCSB7616  Croton californicus Ullman, Sydney 1956-4-14 Riverside Town of Whitewater Comment
  POM87347  Croton californicus var. mohavensis Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  SBBG133561  Croton setiger S. D. White, A. Carey 2004-7-2 10573 Riverside San Jacinto Mtn foothills, Soboba Indian Reservation, Poppet Crk Cyn 549 Comment
  UCR243508  Cryptantha Jim Andre, T. La Doux, R. B. Kelley 2011-5-4 21088 Riverside Southern Mojave Desert, Joshua Tree National Park, Long Canyon, up side canyon approx. 400 m. west of main canyon drainage 1172 Comment
  UCR256768  Cryptantha T. B. Salvato, Thomas M. Sullivan Jr 2014-4-23 7879 Riverside Gavilan Hills, Southern CA Edison access road east of Lake Street, c. 1 mi north of Hwy 15 and Temescal Canyon 549 Comment
  SD227778  Cryptantha angustifolia Scott D. White, Pam Devries 1998-2-6 6082 Riverside La Quinta/Palm Desert Area: Whitewater River Channel at and near Miles Ave. crossing. 17 Comment
  UC280441  Cryptantha angustifolia E. E. Schellenger 1920-5-1 Riverside e of Mecca (Hayfields); Colorado Desert Comment
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Jun 18 2011
  UCR104004  Cryptantha angustifolia George K. Helmkamp, E. A. Helmkamp 1998-2-5 2652 Riverside Sonoran (Colorado) Desert, Indio Hills, 3 mi. east of Thousand Palms & 1.1 mi. N on Amity Rd. 101 Comment
  UCR224995  Cryptantha angustifolia Dave Silverman 2010-3-30 7879 Riverside Sonoran (Colorado) Desert, east flank of southern McCoy Mountains, 1.8 km W of Black Creek Rd, 7.0 km E of McCoy Peak, and 4.4 km north of I-10 175 Comment
  UCSB5533  Cryptantha angustifolia Long, Frances 1939-12-31 Riverside Palm Springs Calif. Comment
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Nov 19 2014
  SEINET10840765  Cryptantha angustifolia David B. Dunn, Dhogo; Schroeder, (UMO); Bruskin; A. Folsom 1948-3-13 Dunn 3732 Riverside On same sheet as Dunn 2044, UMO 162052. Borage. Found growing in a wash. Pushawalla Canyon, Indio Hills of the Colorado desert; W of Indio. Comment
  POM311695  Cryptantha barbigera Wm. Jeffrey 1957-4-3 145 Riverside 1 mile from mouth of Whitwater Canyon. 610 Comment
  UC280427  Cryptantha barbigera E. E. Schellenger May 1920 Riverside e of Coachella; Colorado Desert Comment
  UCR18172  Cryptantha barbigera A. C. Sanders 1978-4-2 00188 Riverside Coachella Valley, Hidden Valley, near the mouth of Deep Canyon 183 Comment
  SEINET10455559  Cryptantha barbigera Thorne 1980-4-16 THORNE 54048 Riverside San Bernardino Mts: Sandy bench along Whitewater River, E of bridge and levee and below W-facing bluff. Comment
  SD240916  Cryptantha barbigera var. barbigera Dave Silverman 2010-3-30 7883 Riverside Palo Verde Mesa, E. bajada flank of southern McCoy Mountains, 800 m W of Black Creek Road, 4.5 km N of I-10, and 8 km E of McCoy Pk. 155 Comment
  UCR226581  Cryptantha barbigera var. fergusoniae Jim Andre 2011-2-18 15827 Riverside Coachella Valley, north end of valley at base of Morong Canyon, 0.5 mi north of indian Canyon Road, 1 mi west of Hwy 62 473 Comment
  RSA0020314  Cryptantha circumscissa D. C. Pearson, W. E. Sawyer 1982-4-24 s.n. Riverside ~1mi So. I-10. Comment
  UCR214334  Cryptantha corollata A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38373 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., c. 1.0 mi. NNE (04 deg. ) of intersection of I-15 and Lake St. 503 Comment
  SD240918  Cryptantha costata A. C. Sanders 2010-3-23 37535 Riverside Sonoran (Colorado) Desert: Chuckwalla Valley, at SW foot of Palen Mountains (Sidewinder Well 7.5'Q) 130 Comment
  RSA777535  Cryptantha decipiens Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-30 915 Riverside East Mojave Desert region: McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 335 Comment
  SBBG6254  Cryptantha decipiens H. and M. Dearing 1942-2-6 4800 Riverside near Cathedral City Comment
  UCR41531  Cryptantha dumetorum A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6010 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
  POM3895  Cryptantha intermedia L. T. Street, M. Durant 1918-5-12 s.n. Riverside San Jacinto. Comment
  SDSU5389  Cryptantha intermedia H. Wedberg 1962-4-20 902 Riverside About 8 1/2 miles from Hemet, and 1/2 mile from Cranston Ranger Station on road to Mountain ceter and Idyllwild. 610 Comment
  UC1292617  Cryptantha intermedia C. L. Hitchcock and C. V. Muhlick 1964-3-17 23092 Riverside 3 mi se Glen Ivy Hot Springs Comment
  UC1563091  Cryptantha intermedia Steve Boyd 1986-3-1 1367 Riverside 0.25 mi s Harford Springs County Park; Gavilan Plateau, Gavilan Hills 640 Comment
  UCR103275  Cryptantha intermedia B. G. Pitzer, O. F. Clarke, S. Reed, G. Ruiz 1998-3-7 3573 Riverside San Bernardino Mountains, Wildlands Conservancy's Mission Creek Preserve, c. 2 mi. up canyon from entrance at ranch gate, on Mission Creek Road, off of Calif. Hwy 62 762 Comment
  UCR114819  Cryptantha intermedia Mitch Provance, Seychelle Provance 1998-2-21 95 Riverside Pedley Hills, E side of Camino Real, c. 0.5 miles south of Jurupa Road, in the areas of Pedley/Glen Avon. 396 Comment
  UCR158498  Cryptantha intermedia A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30040 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
  UCR234316  Cryptantha intermedia A. C. Sanders, John F. Green 2012-3-20 39971 Riverside Peninsular Range; Gavilan Hills Area, eastern side of city of Lake Elsinore, off Hwy 74 near Crater Dr. 446 Comment
  UCR87614  Cryptantha intermedia A. C. Sanders 1994-5-30 14593 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  OBI35028  Cryptantha maritima Sears 1978-3-18 926 Riverside 3 mi E of Corn Spring, 9 mi SE of Desert Center, T6S, R16E, sec 23 366 Comment
  RSA80738  Cryptantha maritima F. W. Peirson 1927-4-12 7172 Riverside Painted Canyon, near Mecca Comment
  UCR148863  Cryptantha maritima S. J. Myers 2005-1-31 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 10 miles ESE of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 20 Comment
  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
  RSA79959  Cryptantha micrantha var. lepida F. W. Peirson 1922-5-19 4483 Riverside San Jacinto River, San Jacinto Mtns. 1220 Comment
  UCR177331  Cryptantha micrantha var. micrantha Scott D. White, Michael Honer 2003-5-13 9242 Riverside San Bernardino Mtns, Whitewater Canyon, c. 2 miles north of Bonnie Bell 640 Comment
  RSA543954  Cryptantha microstachys Steve Boyd, Orlando Mistretta 1991-5-9 6185 b Riverside Santa Ana Mountains, lower flank of range along the Bedford Truck Trail on ridge between Bedford and McBribe Canyons. 549 Comment
  SBBG118781  Cryptantha microstachys S. D. White 1999-6-6 7442 Riverside near Idyllwild Community Service District sewage ponds at terminus of USFS Rd 5S24.2; T5S R2E boundary of S15/22 1430 Comment
  UCR116071  Cryptantha microstachys O. F. Clarke, Jeanine Derby 1974-4-19 s.n. Riverside Lakeview Mountains, c. 2 mi. SSW of Mt. Rudolph, north of Juniper Flat, east of Juniper Flat Rd. and south of Stagecoach Rd., EIR for Tentative Tract 5702 610 Comment
  UCR174373  Cryptantha microstachys A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32660 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
  UCR135721  Cryptantha muricata Mitch Provance, Kerry Knudsen, Petra Wester 2004-5-8 9025 Riverside Santa Rosa Mtns., c. 0.05 miles S on Santa Rosa Mt. Road from Hwy 74 1402 Comment
  RSA0079426  Cryptantha muricata var. jonesii Robert Gustafson 1983-4-18 2501 Riverside Clinton Keith Road, about 3 miles from its junction with Hwy. 15, eastern slopes of the Santa Ana Mts. 457 Comment
  SBBG28428  Cryptantha muricata var. muricata D. Myrick 1964-4-30 833 Riverside Pines to Palms Hwy 74, 15 mi W of Palm Desert 1219 Comment
  SEINET1004955  Cryptantha nevadensis var. rigida A. C. Sanders 1993-1 13754 Riverside Cajon Pass, 0.8 mi E of Cajon Junction on Hwy 138, Crowder Canyon. 1000 Comment
  JOTR30328  Cryptantha racemosa La Doux, Tasha, E. Babich, J. Galvin, B. Truesdell, N. Fraga, A. Miller, J. Van Warmerdam 2008-2-4 1772 Riverside Joshua Tree National Park. Stop #2: Hexie Mtns./Porcupine wash. Deep canyon with sandy bottom and rocky steep slopes. 778 Comment
  POM72504  Cryptantha racemosa Marcus E. Jones 1906-4-26 s.n. Riverside Indio Comment
  RSA0014935  Cryptantha simulans LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6151 Riverside Along road (5S24). End of Marion Ridge road, south of the community of Pine Cove. Ridge running south down to Idyllwild school of performing arts, west of Strawberry Valley. 1799 Comment
  JOTR34026  Cryptantha utahensis La Doux, Tasha, M. Harding 2010-4-7 2913 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View; in upper reaches of side canyon, approx. 1 mile north of park boundary Comment
  POM184192  Cucurbita digitata M. French Gilman 1932-10-30 8 Riverside Whitewater. Comment
  UC64606  Cuscuta californica H. M. Hall Jun 1897 Riverside vicinity Riverside Comment
  CDA39932  Cuscuta campestris E. H. Asher 1958-6-9 510 -58 Riverside Indio. 0 Comment
  UCR127530  Cuscuta pentagona Scott D. White 1995-7-7 3452 Riverside City of Riverside, Market Street crossing at Santa Ana River 344 Comment
  SEINET5624472 Image available Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17507 Riverside Pilot Mountain quadrangle, zone 11 0655330mE 3721650mN NAD83, Corn Springs, north side of Chuckwalla Mountains, 12km SSE of Desert Center, 85km east of Indio 500 Comment
  RSA0097199  Cylindropuntia echinocarpa Marc A. Baker, Michelle Cloud-Hughes 2015-7-7 18399 Riverside San Gorgonio River, 2 km south of Cabazon, 2.6 km NNW of Hurley Flat, 26 km WNW of central Palm Springs. 510 Comment
  RSA563930  Cynanchum louiseae A. C. Sanders 1985-9-5 5951 Riverside Riverside UCR Botanic Garden 400 Comment
  UCR92187  Cynodon dactylon D. L. Banks, Steve Boyd 1995-5-3 279 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
  POM158184  Cyperus eragrostis Phillip A. Munz, I. M. Johnston 1928-9-6 11269 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  SD257107  Cyperus involucratus Mitch Provance 2012-11-9 612 52 Riverside San Bernardino Valley: Box Springs Canyon, SW base of the Box Springs Mountains, E side of Interstate 215, 0.25 mile SE of the intersection of Gernart Rd and Watkins Drive (Riverside East 7.5'Q) 422 Comment
  UCR111756  Cyperus involucratus S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  RSA502522  Cyperus involucratus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3577 Riverside Vail Lake area, along Arroyo Seco drainage from jtn. with Kolb Creek, S to w/in 1/4 mi Hwy 79. 457 Comment
  SBBG94682  Cyperus odoratus S. D. White 1990-9-25 Riverside Santa Rosa Plateau, ca. 5 mi (airline) SW of Temecula, on Via Yerba Rd, E of Vaquero Rd Comment
  RSA327703  Dactyloctenium aegyptium Brad Ballen 1984-11-22 s.n. Riverside Southwest of Indio. SBB & M Comment
  SEINET2066052 Image available Dalea mollis Dave Silverman, Cindy Hopkins 2005-3-22 5755 Riverside NE Riverside Co., transition between Ward and Rice Valleys, south of Danby Lake, S of HWY 62, along Colorado River Aqueduct (East of Granite Pass 7.5Q). 277 Comment
  CLARK-A1656-777  Dalea mollissima Theo Glenn 1982-4-6 Riverside Fan Hill Canyon Comment
  JEPS41662  Dalea mollissima W. L. Jepson 1927-4-12 11637 Riverside Painted Canyon Mecca Hills, Painted Canyon 76 Comment
  JOTR35380  Dalea mollissima Harding, Mitzi, J. Hoines, E. Kramer 2012-2-2 168 Riverside Joshua Tree National Park. southeast Coxcomb Mountains; SE facing slopes and steep drainages 164 Comment
  RSA278987  Dalea mollissima B. A. Prigge, L. Martinez 1978-3-23 2433 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  CAS-BOT-BC283042  Dasyochloa pulchella C. L. Hitchcock 1940-4-1 5907 Riverside 1 mi. below Cottonwood Spring, Joshua Tree Nat. Monument Comment
  UCD65766  Dasyochloa pulchella B. A. Madson 1947-9-15 Riverside East side of San Jacinto Mts. Between Palm Springs and Idyllwild. 914 Comment
  RSA676265  Datura discolor Scott D. White 2001-4-3 8229 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  HSC84147  Datura wrightii H. A. Heaton 1987-4-11 8 Riverside N of the University of California, Riverside, E on Blaine, N on Belvedire 0.6 mi. to the base of Two Trees Canyon 396 Comment
  UC26101  Datura wrightii Geo. F. Reinhardt June, 1897 Riverside San Jacinto Valley Comment
  UCR116919  Datura wrightii A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-9 24225 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
  CLARK-A1528-7776  Daucus pusillus John C. Roos 1937-5-2 1399 Riverside La Sierra Comment
  RSA500216B  Daucus pusillus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3527 B Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  UCD127416  Daucus pusillus Geoffrey Levin 1975-5-9 496 Riverside Dripping Springs Forest Service Station, Cleveland National Forest. Pacific slope drainage area. 487 Comment
  RSA703537  Deinandra kelloggii R. E. Riefner Jr. 2004-4-27 04 -145 Riverside Morreno Valley, south of Allesandro St. near Merwin St. and Kimber Ave. 354 Comment
  RSA759101  Deinandra paniculata Robt Allen, Linnell R. Allen 2008-7-27 s.n. Riverside South Main Divide Road, 4.7 road mi. SE of junction with Ortega Hwy (SR74). Just S of the gated entrances to Rancho Capistrano housing developments. 938 Comment
  UC1787311  Deinandra paniculata A. C. Sanders, Kelly Volansky 2003-10-16 27335 Riverside Moreno Valley: lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. 533 Comment
  UC1031414  Delphinium parishii H. Lewis and C. Epling 1941-5-2 Riverside 1 mi w Cottonwood Spring; Joshua Tree Nat. Mon. Comment
  CAS-BOT-BC7976  Delphinium parishii subsp. parishii H. Lewis; C. Epling 1941-5-7 S.N. Riverside 3 miles N. of Cottonwood Spring, Joshua Tree Nat. Mon. Comment
  UCR240629  Delphinium parryi Tracy Tennant, Mitch Provance 1998-6-16 MOR- 427 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon 1098 Comment
  OBI42535  Delphinium parryi subsp. parryi Robert F. Thorne, Walter Wisura, Earl Lathroop, and Sara Meury 1985-5-18 60668 Riverside Santa Rosa Plateau; edge of Cleveland Natl Forest 610 Comment
  RSA394492  Delphinium parryi subsp. parryi Gale Sphon 1955-5-7 s.n. Riverside Horsethief Canyon, Santa Ana Mtns. Comment
  UCR281118  Delphinium patens subsp. montanum Mitch Provance 2017-5-10 517- 98 Riverside San Bernardino Mountains, Banning Canyon, along Banning Canyon Rd. (FS Route 2S01), S side of San Gorgonio River, 1 mile N of Roan Pk. 1277 Comment
  POM14442  Deschampsia danthonioides var. gracilis P. A. Munz, I. M. Johnston 1922-5-19 5377 Riverside Menifee Valley. 412 Comment
  RSA597937  Deschampsia elongata F. M. Reed 1928-6-18 6138 Riverside Temescal [Santa Ana] Mountains: Main Street Canyon, south of Corona. 579 Comment
  RSA0086463  Descurainia pinnata Mitch Provance 2013-4-8 413 -07 Riverside San Bernardino Vally: Santa Ana River Bottom, Tequesquite Creek and associated wetlands W of Rubidoux Ave. 226 Comment
  RSA777344  Descurainia pinnata Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4708 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65120 604 Comment
  POM13046  Descurainia pinnata subsp. glabra P. A. Munz, D. D. Keck 1922-4-9 4858 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  POM369389  Descurainia pinnata subsp. glabra Ora M. Clark 1932-3-17 s.n. Riverside N of La Quinta, Colorado Desert. Comment
  RSA0013031  Descurainia sophia LeRoy Gross, Caitlin Elam 2013-5-14 6050 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  JEPS64173  Dichelostemma capitatum W. L. Jepson 1901-5-19 1299 A Riverside Strawberry Valley Mt. San Jacinto 1676 Comment
  CLARK-A1528-1796  Dicoria canescens John C. Roos 1957-11-30 6659 Riverside Coachella Valley 152 Comment
  POM184344  Dicoria canescens Thos. Craig 1932-1-10 1794 Riverside In Wash, Cathedral Canyon, Colorado Desert. 122 Comment
  RSA643434  Dicoria canescens R. D. Goeden, D. W. Ricker 1985-10-12 s.n. Riverside Sonoran Desert: ca. 7 mi. S of Granite Pass, west side of Desert Center-Rice Road (Hwy 177), 21.8 miles north of Desert Center, 5.1 miles south of junction with Highway 62 (West of Palen Pass 7.5' Q.) 285 Comment
  SD255089  Dicoria canescens Duncan S. Bell 2010-10-23 1991 Riverside East side of Arica Mountains; west side of Rice Valley; abaout 3 air miles south of the ghost stown of Rice. 227 Comment
  UC892747  Dieteria asteroides var. asteroides Duranto Street 1918-5-13 1 Riverside near Hemet 335 Comment
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Mar 24 2011
  UCR92349  Digitaria sanguinalis Scott D. White, S. Ogg 1994-10-17 2499 Riverside City of Temecula, Murrieta Creek channel at confluence with Santa Gertrudis Creek 320 Comment
  SEINET197422 Image available Diplacus bigelovii var. bigelovii Helen K. Sharsmith 1952-1 4061 Riverside Lost Palms Canyon, Eagle Mountains, ca 2 mi from Shaver Summit 671 Comment
  RSA0019290  Diplacus brevipes A. C. Sanders 2008-7-25 35896 Riverside east side of May Valley, NE of Bonita Vista Rd. at foot of hills 1543 Comment
  SD152746  Diplacus brevipes Steve Boyd, T. Ross, D. Bramlet 1993-5-12 7334 Riverside San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream fro confluence with Los Alamos Canyon downstream to confluence with Tenaja Canyon 366 Comment
  SD132281  Diplacus longiflorus Narca A. Moore-Craig 1984-4-5 Riverside San Jacinto State Wildlife Area appx 2 mi N of Lakeview. About 0.5 mi E of headquarters on Davis Rd. 505 Comment
  SBBG99704  Diplacus puniceus W. L. Halvorson 1977-4-1 77 -218 Riverside 5 mi S of Temecula on County Rd S16 Comment
  SDSU13686  Diplacus puniceus Janet M. Knotts, Jill Steinberg 1998-4-22 22 IV1998B Riverside A few ft. E of strea on N side of footpath, ca. 0.5 mile NW of SDSU Santa Margarita Field Station, north of Santa Margarita River. 354 Comment
  POM199145  Ditaxis lanceolata Donald A. Johansen, J. A. Ewan 1932-4-11 7068 Riverside Mouth of Tahquitz Canyon. Comment
  POM8133  Ditaxis lanceolata Mary F. Spencer 1920-3-19 895 Riverside In rocks near Palm Spings 152 Comment
  RSA13944  Ditaxis lanceolata P. A. Munz 1922-4-9 4883 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  RSA421610  Ditaxis lanceolata Anonymous 1893-4-10 s.n. Riverside Palm Springs. Comment
  UCR216222  Ditaxis lanceolata Jim Andre, T. La Doux 2009-2-25 10806 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains; c. 0.5 mi. south of I-10 freeway at Eagle Mountain Road exit 414 Comment
  SEINET1109560  Ditaxis neomexicana George K. Helmkamp 1998-1 3180 Riverside Sonoran (Colorado) Desert: 2.3 mi. N of Hwy I-10 on nEagle Mtn Rd. 274 Comment
  UCD84941  Ditaxis neomexicana Chuck Hughes 2010-3-24 213 Riverside About 12.7 miles south of Highway 62, next to railroad tracks. 281 Comment
  UCR157438  Ditaxis neomexicana George K. Helmkamp 1998-4-4 3180 Riverside Sonoran (Colorado) Desert, 2.3 mi. north of Hwy I-10 on Eagle Mtn Rd. 274 Comment
  RSA781608  Ditaxis serrata Duncan S. Bell 2011-12-30 3040 Riverside Arica Mountains: southern section of the mountain range within the Palen/McCoy Wilderness area; approximately 2 air miles southwest of Priests Well, or approximately 7 air miles southwest of the ghost town of Rice. 365 Comment
  JOTR33809  Ditaxis serrata var. californica La Doux, Tasha, B. Truesdell 2007-11-9 3326 Riverside Joshua Tree National Park. Eagle Mountains; Lost Palms Canyon, near mouth of canyon along south park boundary (STOP 3) 635 Comment
  RSA0112085  Dithyrea californica Duncan S. Bell 2010-2-21 554 Riverside Arica Mountains; within the Palen/McCoy Wilderness area; collecting in large drainage on western section of range. 452 Comment
  RSA696071  Dithyrea californica Keith E. Hoffmaster 1937-3-16 s.n. Riverside Palm Springs. Comment
  UCR178570  Dithyrea californica R. G. Swinney 1967-2-4 0012 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Snow Creek 305 Comment
  CAS-BOT-BC412633  Dodecahema leptoceras Steve Boyd 1986-4-22 1738 Riverside Temescal Canyon: Stable alluvial benches of Indian wash just south of Interstate 15 Comment
  CAS-BOT-BC136110  Dodecatheon alpinum Carl B. Wolf 1932-8-5 3962 Riverside 1st Real, wet meadow on trail from Tahquitz Valley to San Jacinto Peak - San Jacinto Mountains 2743 Comment
  UCR55897  Dudleya saxosa J. A. Adams 1965-4-17 123 Riverside Sonoran (Colorado) Desert, Hwy 111, 2 mi east of Palm Springs near foothills 244 Comment
  POM8382  Dyssodia porophylloides Mary F. Spencer 1918-4-8 510 Riverside Palm canyon. 183 Comment
  UCR92355  Echinochloa colona Scott D. White, S. Ogg 1994-10-17 2472 Riverside Temecula Valley, Murrieta Creek, 1000-3000 ft. south of Winchester Road bridge (Banana Avenue) 317 Comment
  LA102326  Echinodorus berteroi J. C. Roos; 1937-6-7 2236 Riverside SAN JACINTO MOUNTAINS, vernal lake at foot of Jackrabbit Trail. Comment
  UC68610  Eleocharis geniculata H. M. Hall 1905-5-4 5984 Riverside Dos Palmas Colorado Desert 19 Comment
  RSA92090  Eleocharis geniculata F. W. Peirson 1921-3-20 2923 Riverside Palm Canyon, east base of San Jacinto Mountains 305 Comment
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Oct 1 2011
  CAS-BOT-BC112920  Eleocharis macrostachya Earl W. Lathrop 1968-5-15 6875 Riverside 6 miles west of Murrieta, Mesa de Colorado of Santa Rosa Plateau. 624 Comment
  SDSU21795  Eleocharis macrostachya Michael G. Simpson, Laura Benedict, Zack Principe, Lee Ripma, Nuri Benet-Pierce, Andy Siekkinen 2016-5-7 3982 Riverside Santa Rosa Plateau Ecological Reserve. Across street from vernal pool trail, ca. 4 miles north on road from Visitor's Center. 636 Comment
  UCR266812  Eleocharis macrostachya Mitch Provance, Matt Amalong, Eric Kline 2015-3-24 315- 01 Riverside Paloma Valley, Menifee, NE corner of the intersection of Scott Rd. and Menifee. 454 Comment
  RSA736244  Eleocharis parishii Scott D. White, Jonathan Campbell 2008-4-18 11894 Riverside Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon. Morgan Property, Alberhill area. 274 Comment
  UCR111564  Eleocharis parishii Mitch Provance 1999-5-4 1683 Riverside San Bernardino Valley Region, Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  SEINET3929485  Elymus condensatus R. L. Piemeisel 1914-2-17 3812 Riverside Mt. Rubidoux.; 0 Comment
  UC38189  Elymus glaucus H. M. Hall 1901-7 2478 Riverside Tamarack Valley San Jacinto Mountains 2804 Comment
  SD28117  Elymus glaucus subsp. glaucus Carl B. Wolf 1932-8-5 3942 Riverside San Jacinto Mountains, along trail from Tahquitz Valley to San Jacinto Peak. 2621 Comment
  RSA6025  Elymus glaucus subsp. jepsonii C. B. Wolf 1932-8-5 3942 Riverside Trail from Tahquitz Valley to San Jacinto Peak, San Jacinto Mountains. 2561 Comment
  UCR207264  Elymus repens O. F. Clarke 2005-6-5 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR103785  Elymus triticoides Scott D. White 1994-10-21 2508 Riverside Temecula Valley, Murrieta Creek channel downstream from Santa Gertrudis Creek confluence. south of bridge at Winchester; north of Long Valley Rd. 305 Comment
  UCR132910  Elymus triticoides 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
  UCR140697  Elymus triticoides A. C. Sanders 2004-5-12 27874 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  CLARK-A1703-1207  Emmenanthe penduliflora Charlotte Stocks 1962-5-16 Riverside Whitewater Canyon Comment
  RSA0123370  Emmenanthe penduliflora Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9034 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Agua Alta Canyon, approximately 3.5 air miles southeast of the summit of Martinez Mountain. 639 Comment
  RSA586310  Emmenanthe penduliflora D. L. Banks, Steve D. Boyd 1995-5-3 221 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
  SEINET7073450  Emmenanthe penduliflora A. G. Vestal 1963-4-25 s.n. Riverside Granite Rocks, about 1 mile west of Radec on Route 71 (presently Route 79). Coordinate datum: NAD27. Comment
  JEPS34119  Encelia actoni C. V. Meyer 1927-6-1 210 Riverside w base of San Jacinto Mts (along Idyllwild Road) Comment
  JOTR16582  Encelia actoni Baker, James K. & Baker, Ilisa T. 1966-10-20 s.n. Riverside Joshua Tree National Park. RYAN MOUNTAIN WATERING TURNOUT 1310 Comment
  POM246641  Encelia actoni E. C. Jaeger 1938-5-14 s.n. Riverside Stubbe Spring, Little San Bernardino Mts 1463 Comment
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May 29 2011
  POM4934  Encelia actoni Jenkins, L. T. Street 1917-5-30 s.n. Riverside San Jacinto. Comment
  OBI8196  Encelia californica David J. Keil, Malcolm McLeod 1977-3-26 12001 Riverside 0.2 mi NW of Prado Dam on Calif 71 183 Comment
  UCR21943  Encelia californica Steve Boyd 1980-5-3 192 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 625 Comment
  CHSC8379  Encelia farinosa Edward L. Smith 1957-4-3 259 Riverside San Bernardino Mts. Located 1 mi. n on hwy. 99 to 29 Palms. 91 Comment
  HSC87147  Encelia farinosa Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2142 Riverside N end of the Palen Mtns., 2 mi. W of Palen Pass 300 Comment
  RSA790974  Encelia farinosa Aaron C. Sedgwick, David Fraker 2012-4-24 8 Riverside In the Palen Valley south of Hwy. 10 on Dupont Rd., ca. 2 mi. northeast of the Chuckwalla Mountains Wilderness Area. 183 Comment
  UCD20085  Encelia farinosa Donald W. Kyhos 1965-5-11 65 -211 Riverside Growing at mouth of Whitewater Canyon, about 15 miles northwest of Palm Springs. 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
  UCR97691  Encelia farinosa A. C. Sanders, G. Helmkamp 1997-3-15 19966 Riverside Lake Skinner area: lower Rawson Canyon, along the dirt road toward Bachelor Mountain 457 Comment
  POM50381  Encelia farinosa var. farinosa W. W. Eggleston 1924-3-8 19529 Riverside Hemet. 480 Comment
  CAS-BOT-BC131425  Encelia frutescens Roxana S. Ferris; Rimo Bacigalupi 1958-3-19 13228 Riverside Rice-Desert Center road, at intersection of San Bernardino-Riverside county line Comment
  UCR144745  Encelia frutescens var. frutescens Scott D. White 2001-4-18 8363 Riverside Sonoran (Colorado) Desert, Coachella Valley, Palm Springs, NE corner of Sunrise Drive and San Raphael Drive 165 Comment
  CAS-BOT-BC81541  Ephedra californica Robert F. Thorne 1964-5-3 33851 Riverside near hwy ca 4 miles S of Morongo Valley and ca 3 miles S of San Bernardino Co. line Comment
  CAS-BOT-BC81545  Ephedra californica John Thomas Howell 1928-3-11 3409 Riverside East end of Morongo Valley, S. [Mohave] Mojave Desert 914 Comment
  UCR261208  Ephedra californica A. C. Sanders 2015-4-22 41581 Riverside San Gorgonio Pass, SE side of Cabazon, east of Elm St., c. 735 m south of I-10, c. 350 m east of water bottling plant 471 Comment
  NY70797  Ephedra viridis R. F. Thorne 1967-3-21 41639 Riverside Joshua Tree National Monument: Cottonwood Springs 914.4 Comment
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Oct 9 2010
  UCR128237  Epilobium brachycarpum A. C. Sanders, Kelly Volansky 2003-10-16 27352 Riverside Moreno Valley, lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. 534 Comment
  RSA797242  Epilobium canum subsp. latifolium Robert F. Thorne, Walter Wisura 1977-9-17 50771 Riverside San Jacinto Mountain: Long Valley to Round Valley along trail to summit. 2591 Comment
  UC20667  Epilobium canum subsp. latifolium H. M. Hall 1897-7-17 694 Riverside Strawberry Creek San Jacinto Mountains 1676 Comment
  SDSU13551  Epilobium ciliatum subsp. ciliatum W. Miller, C. Mosse 1972-7-11 Riverside Comment
  UCR95962  Epilobium densiflorum Scott D. White 1996-8-1 4423 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  RSA162774  Epilobium oregonense J. D. Olmsted 1959-7-1 713 Riverside Wellman s Cienega along San Jacinto Pk. trail from Fern Valley NE of Idyllwild. Comment
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Jun 21 2008
  CLARK-A1528-3378  Epipactis gigantea John C. Roos 1948-5-29 3870 Riverside Whitewater Canyon Comment
  UC1951165  Epipactis gigantea Scott D. White, Justin Wood 2009-5-22 12928 Riverside SAN JACINTO MOUNTAINS: Halfway Spring, accessed via Old Control Road. USGS Blackburn Canyon 7.5' Quad. Comment
  CAS-BOT-BC58049  Equisetum G. B. Grant 1901-1-1 s.n. Riverside Strawberry Valley, San Jacinto. Comment
  RSA263784  Equisetum hyemale var. affine R. Weatherby 1950-5-4 3075 Riverside Hagador 457 Comment
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Jul 11 2012
  CAS-BOT-BC204533  Eragrostis curvula S. Morgan 1992-7-27 92 -7 Riverside UCR campus. In the Latin American section of the UCR Botanical Garden; garden quad. F-4 Comment
  UCR205985  Eragrostis mexicana Mike Misenhelter 2009-7-29 s.n. Riverside Peninsular Range/ San Bernardino Valley, Riverside; Arlington area, west side of Van Buren Blvd. at north side of Lincoln St., across from drive-in theater 259 Comment
  RSA432673  Eremalche exilis Christopher Davidson 1973-4-19 1984 Riverside Joshua Tree Natl. Monument, ca 4 mi. E of Split Rock, ca 1.5 mi S of park entrance. 1220 Comment
  UCR148332  Eremalche rotundifolia John F. Green 2005-1-14 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  UCR279382  Eremothera boothii A. C. Sanders, Jim Malusa 2017-3-24 42968 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, large wash south of Bradshaw Trail, c. 11 km SE of Gasline Rd. 729 Comment
  CAS-BOT-BC160060  Eremothera boothii subsp. condensata Carl B. Wolf 1932-4-27 3009 Riverside Colorado Desert. 17 mi. E. of Mecca, on Blythe Road 152 Comment
  JOTR34383  Eremothera boothii subsp. condensata Andre, Jim 2012-4-16 20906 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  SD39505  Eremothera boothii subsp. condensata Edith A. Purer 1935-4-21 6383 Riverside Near Palm Springs Comment
  UC1922389  Eremothera refracta Michael Honer with L. Hulse 2004-4-4 1927 Riverside Colorado Desert; Little San Bernardino Mountains Region: SW base of Cottonwood Mtns., near MWD aqueduct, approx. .75 mi. N of I-10. E edge of Pinkham Wash. Comment
  UCR80901  Eriastrum densifolium subsp. densifolium G. Fred Hrusa 1993-6-24 11239 Riverside Along Hwy 371 c. 5 m north of junction with Hwy 79 900 Comment
  RSA0110548  Eriastrum densifolium subsp. elongatum N. C. Cooper 1944-7-15 1579 Riverside Palms to Pines Highway, San Jacinto Mountains. 1280 Comment
  UC68784  Eriastrum diffusum H. M. Hall Apr. 1905 5965 Riverside near McCoy Wash; Colorado Desert 91 Comment
  RSA0119712  Eriastrum diffusum subsp. coachellae Scott D. White, Michael Honer 2003-4-25 9102 Riverside San Bernardino Mountains: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. West side of road. 610 Comment
  UCR13398  Eriastrum eremicum Larry Beck 1973-4-28 732804- 02 Riverside Sonoran (Colorado) Desert, 5 miles northwest of Palm Springs on Hwy. 111 in sandy sandy soil; near roadside 152 Comment
  RSA0120081  Eriastrum eremicum subsp. eremicum R. F. Thorne, W. A. Tilforth 1980-5-28 54176 Riverside San Bernardino Mountains, dry, Colorado Desert slopes, S-facing and W-facing, N-S rocky ridge at E side of Whitewater River at mouth of canyon, ca. 1/4-1/2 miles E of Whitewater Post Office. Comment
  RSA0110192  Eriastrum harwoodii Duncan S. Bell 2010-5-2 914 Riverside West side of the Arica Mountains; in main western drainage; approximately 2.5 air miles west of Priest Well. 417 Comment
  UC23874  Eriastrum sapphirinum H. M. Hall 1896-8-27 329 Riverside Strawberry Valley San Jacinto Mountains 1584 Comment
  UCR125208  Eriastrum sapphirinum Mitch Provance 1998-5-24 536 Riverside Jurupa Mountains, S 'Rattlesnake Mt.', near the corner of Alta St. and Canal St. in Rubidoux 396 Comment
  UCR188669  Eriastrum sapphirinum Amanda Lovelady, Tina Hofmann 2007-5-20 34 Riverside Peninsular Range; Santa Ana (Elsinore) Mtns., c. 4 miles SW of city of Lake Elsinore, Cleveland National Forest, Morgan Trailhead at Main Divide Truck Trail, and surrounding area, between heads of Morrell and Decker Canyons 854 Comment
  RSA0121581  Eriastrum sapphirinum subsp. dasyanthum Percy C. Everett 1935-6-18 7176 Riverside Santa Ana Mountains, San Juan Canyon, near Ortega Highway on road [North Main Divide Road] to Santiago Pk. 701 Comment
  JOTR34488  Ericameria cooperi Andre, Jim 2012-4-16 20972 Riverside Joshua Tree National Park. along Cottonwood Spring Road, approx. 6 mi. south of the North Entrance at Twin Tanks parking area. 1196 Comment
  JOTR31074  Ericameria cooperi var. cooperi La Doux, Tasha, T. Herskovits, B. Truesdell, M. Wheeler 2010-5-6 2337 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west of Ryan Mountain; Gravelly flats near Ryan Mountain campground (Stop 1) Comment
  UCR34959  Ericameria cuneata L. B. Ziegler 1964-10-1 042 Riverside San Jacinto Mtns, Garner (Hemet) Valley, vicinity of Kenworthy 1418 Comment
  RSA747513  Ericameria cuneata var. spathulata Justin M. Wood 2009-3-10 353 Riverside Hwy 243, near base of the mountains, 0.5 miles up the highway from Smith Creek bridge. 695 Comment
  UC50451  Ericameria linearifolia H. M. Hall 1902-4-1 2902 Riverside hills between Sage and Coahuila; Coahuila Hills 914 Comment
  POM10310  Ericameria palmeri var. pachylepis Stephen Grout s.n. Riverside Riverside, W of house near tannery, Rubidoux. Comment
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Jun 9 2012
  POM318593  Ericameria palmeri var. pachylepis Patricia Wilder 1970-10-15 4799 Riverside Prado Dam; by entry gate on west end of top of dam; Chino Hills; Santa Ana River. 183 Comment
  UC1929322  Ericameria palmeri var. pachylepis Scott D. White, Angelia Carey, Linda Archa 2004-8-5 10666 Riverside San Jacinto Mountain foothills; Soboba Indian Reservation- Indian Creek and adjacent uplands, from confluence w/ San Jacinto River to +/- 2 miles upstream. Comment
  UC322982  Ericameria palmeri var. pachylepis H. M. Hall 1927-10-23 12299 Riverside Murietta Comment
  CAS-BOT-BC131640  Ericameria parishii var. parishii E. P. Van Duzer 1913-4-30 s.n. Riverside Palm Springs Comment
  UCR92756  Ericameria pinifolia F. M. Reed 1933-11-6 8309 Riverside Peninsular Range; Santa Rosa Mtns, Santa Rosa Indian Reservation 1402 Comment
  CAS-BOT-BC296795  Erigeron divergens H. M. Hall 1905-4-27 5881 Riverside Chuckawalla Bench, Colorado Desert Comment
  RSA761278  Erigeron foliosus Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade, et al. 2010-8-14 719 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UCR112311  Erigeron foliosus A. C. Sanders, Mitch Provance, T. B. Salvato 2000-6-1 23447 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
  UCR220150  Erigeron foliosus D. E. Bramlet 1989-5-15 1858 Riverside Peninsular Range, North Domenigoni Hills, near top of knoll 2184, 5600 ft. north of Newport Road and 9200 ft. east of the MWD canal 622 Comment
  CAS-BOT-BC296245  Erigeron foliosus var. foliosus H. M. Hall 1901-6-1 2147 Riverside Eastern base San Jacinto Mountains, along the borders of the Colorado Desert Comment
  JEPS41515  Erigeron foliosus var. foliosus W. L. Jepson 1903-8-5 2262 Riverside Strawberry Valley San Jacinto Mt., Strawberry Valley 1676 Comment
  UCR59696  Erigeron foliosus var. foliosus Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3535 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake area, hills just to SW of the dam 489 Comment
  SD121384  Erigeron philadelphicus Karen Kirtland 1983-5-6 Riverside Singleton Ranch on the north side of San Timoteo Canyon, near Calimesa. 760 Comment
  UCR241453  Erigeron sumatrensis A. C. Sanders, Timothy W. Chumley 2013-3-28 40704 Riverside Peninsular Range, Alberhill, between I-15 Fwy and Temescal Canyon Rd., west of Lake St. 378 Comment
  UCR59698  Eriochloa acuminata George K. Helmkamp 1989-9-16 s.n. Riverside Sonoran (Colorado) Desert, Colorado River Valley; hayfield on W side of state Hwy 78, 0.7 mi north of Palo Verde 71 Comment
  RSA161231  Eriodictyon crassifolium Peter H. Raven 1959-4-23 14017 Riverside 1.2 miles west of Dripping Springs. Comment
  SD4124  Eriodictyon crassifolium Fidella G. Woodcock 1926-3-15 Riverside Palm Springs (mak 7/07) Comment
  RSA0098333  Eriodictyon trichocalyx Marc A. Baker, Danny Cuellar, Emily Mastrelli, Cecile Shohet, Stephen Meyers 2015-4-10 18309 Riverside South side of the San Gorgonio River, 2 km north of Banning, south base of the San Bernardino Mountains, 52 km east of Riverside. 788 Comment
  POM209904  Eriodictyon trichocalyx var. lanatum Victor Duran 1933-7-1 3489 Riverside Near Santa Rosa, Santa Rosa Mts 1677 Comment
  JOTR35452  Eriogonum angulosum Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 56 Riverside Joshua Tree National Park. Little San Bernardino Mtns. W of Juniper Flats (stop3) Comment
  RSA766439  Eriogonum apiculatum Ralph Hoffmann 1929-9-5 972 Riverside Strawberry Valley, San Jacinto Mts. 1646 Comment
  SEINET3087129 Image available Eriogonum apiculatum Reid Moran 1973-7-28 21108 Riverside Toro Peak, Santa Rosa Mts. 2500 Comment
  CAS-BOT-BC242784  Eriogonum davidsonii Susan G. Stokes 1933-7-1 76 Riverside Beside road to Idyllwild Comment
  UCR163314  Eriogonum deflexum B. G. Pitzer 2000-5-7 4129 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
  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
  UC667354  Eriogonum deflexum var. deflexum Annie M. Alexander and Louise Kellogg 1941-5-15 2187 Riverside n base of Eagle Mountains Colorado Desert, Eagle Mountains 914 Comment
  RSA778132  Eriogonum elongatum var. elongatum Thomas Stoughton, Erika Gardner, D. Bell 2010-11-12 717 Riverside PCT Trail. W of White Water Canyon. N of jct of I-10 and Rte 111. 732 Comment
  CAS-BOT-BC250139  Eriogonum fasciculatum var. polifolium Frank W. Peirson 1919-4-14 1759 Riverside Murray Canon [Canyon], Colorado Desert Comment
  LA206832  Eriogonum fasciculatum var. polifolium H. Lewis; 1952-4-5 sn Riverside Road to 29 Palms 1 mi. S of road to Desert Hot Springs Comment
  RSA393335  Eriogonum fasciculatum var. polifolium Jeannette B. Edge 1934-4-22 s.n. Riverside Jurupa Mountains, Mountain slope 549 Comment
  UC1329844  Eriogonum fasciculatum var. polifolium James E. Cole 1941-5-17 715 Riverside Covington Flat Canyon Joshua Tree National Monument, Covington Flat Canyon 1371 Comment
  UCR117341  Eriogonum fasciculatum var. polifolium Mitch Provance 1998-3-22 258 Riverside Riverside, VABM 1031, Hill traditionally called 'Lionshead', or also referred to as 'Challen Hill', located near the corner of Harrison St. and California Ave. in the Arlington area 305 Comment
  UCR193976  Eriogonum gracile A. C. Sanders 2008-7-25 35911 Riverside Peninsular Range; San Jacinto Mtns., east side of May Valley, along Bonita Vista Rd. at foot of hills 1580 Comment
  UCR274554  Eriogonum gracile Mitch Provance, Ken Halama 2003-6-15 17048 Riverside Temescal Mountains, Mead Valley, just SSW of the corner of Cajalco Rd. and Wood St. Comment
  UCR181340  Eriogonum gracile var. gracile Mitch Provance 2003-7-7 6522 Riverside San Bernardino Valley, S of the site of the historic town of Declezville, in an unincorporated part of Riverside Co. just south of Fontana (in the Southridge area), along the NW slopes of the Jurupa Mountains, c. 0.3 miles ENE of peak 1437 317 Comment
  RSA739338  Eriogonum inflatum Keith E. Hoffmaster 1933-4-13 307 Riverside Palm Springs. Comment
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Aug 27 2011
  UC61702  Eriogonum inflatum var. inflatum L. D. Copeland 1904-4-30 106 Riverside West Canyon, Palm Springs Comment
  RSA393662  Eriogonum maculatum M. B. Dunkle 1933-5-6 3404 Riverside Colorado Desert. Dry Morongo Creek Comment
  UC849812  Eriogonum molestum I. W. Clokey, E. G. Anderson 1935-8-21 6594 Riverside e Keen Camp P.O. 1370 Comment
  JOTR35311  Eriogonum nudum var. pauciflorum Wheeler, Mark 2011-10-20 s.n. Riverside Joshua Tree National Park. large wash about 1 mile SW of Eureka Peak. 1380 Comment
  SBBG1585  Eriogonum parishii H. and M. Dearing 1937-11-26 110 Riverside below Santa Rosa Spring Comment
  CLARK-A1045-122  Eriogonum pusillum George K. Helmkamp 1977-3-20 Riverside Deep Canyon dry wash of Deep Canyon; Palm Desert 15'Q Comment
  JOTR34363  Eriogonum pusillum Andre, Jim 2012-4-16 20879 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  CAS-BOT-BC268557  Eriogonum saxatile A. J. McClatchie 1893-6-28 147 Riverside Near Pasadena 1371 Comment
  CAS-BOT-BC263528  Eriogonum thomasii Ivan Johnston 1917-4-4 1091 Riverside Near Palm Springs, Colorado Desert Comment
  JOTR31860  Eriogonum thomasii La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2117 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  RSA517830  Eriogonum thomasii Steve Boyd, Orlando Mistretta 1986-3-13 1450 Riverside West side Palen Mts.: NE of Desert Center. Comment
  RSA717448  Eriogonum thomasii Scott D. White, Pam De Vries 2006-3-14 11260 Riverside North of the I-10 Freeway a few mi east of Indio, at proposed I-10 / McNaughton Parkway interchange. 91 Comment
  RSA766146  Eriogonum thomasii Donald A. Johansen, Joseph A. Ewan 1932-4-11 7082 Riverside Martinez Canyon, Santa Rosa Mts. 335 Comment
  UC849590  Eriogonum thomasii Aven Nelson, Ruth A. Nelson 1939-3-30 3351 Riverside near Desert Center (n of Chuckwalla Mts.) Comment
  UCR2968  Eriogonum thomasii D. L. Flaherty 1963-4-11 131 Riverside Sonoran (Colorado) Desert, 10 miles east of Mecca on Highway 195 along side of road, Box Canyon 244 Comment
  SEINET6894828  Eriogonum thurberi Wanda P. Vestal, A. G. Vestal 1955-4-21 s.n. Riverside Just west of Perris at base of Gavilan Hills. Comment
  CAS-BOT-BC263597  Eriogonum trichopes C. F. Saunders 1932-6-21 s.n. Riverside Palm Springs Comment
  JOTR35360  Eriogonum trichopes Harding, Mitzi, M. Wheeler 2011-1-26 145 Riverside Joshua Tree National Park. Pinto Basin, where Chuckwalla Valley meets Pinto Wash, 0.5 mi west of Coxcomb Mountains, sandy burms above large wash (STOP2) 289 Comment
  UC412837  Eriogonum trichopes Geo. B. Grant May 1 1906-May 10 1906 444 -6719 Riverside Palm Springs Colorado Desert, Palm Springs Comment
  UC535090  Eriogonum trichopes Susan G. Stokes 1933-4-9 51 Riverside s Palm Springs Comment
  JEPS56112  Eriogonum wrightii var. membranaceum C. M. Dammers 1933-10-25 Riverside The Gavilan Gavilan Hills, The Gavilan Comment
  POM263559  Eriogonum wrightii var. membranaceum J. C. Roos 1937-8-17 360 Riverside Near Idyllwild, San Jacinto Mountains. Comment
  SBBG28182  Eriogonum wrightii var. nodosum M. F. Gilman 1932-11-30 11 Riverside Whitewater Pt Comment
  SEINET10854353  Eriophyllum ambiguum A. K. Evans 1976-4-13 Evans 5202 Riverside Desert canyons of Santa Rosa Mountains Comment
  UCR177115  Eriophyllum confertiflorum Tracy Tennant, Jeffrey Ross 1998-3-10 MOR- 1107 Riverside San Bernardino Mtns., Morongo Indian Reservation, Potrero Canyon 1037 Comment
  SDSU14094  Eriophyllum confertiflorum var. confertiflorum Jonathan S. Austin, Michael G. Simpson 2002-4-20 11 Riverside Along northeastern partof Loop trail. Santa Margarita Ecological Reserve. 341 Comment
  UCR123688  Eriophyllum multicaule G. P. Schultz 1994-4-21 138 Riverside Box Springs Mountains, recently burned area on east side of road on crest of mountain 823 Comment
  JEPS16684  Eriophyllum wallacei Rimo Bacigalupi with R. S. Ferris and R. W. Holm 1953-4-20 4042 Riverside 3 mi n Shavers Summit (gravel of wash close to head of Lost Palms Canyon); Joshua Tree National Monument 762 Comment
  POM29826  Eriophyllum wallacei Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. Comment
  RSA171396  Eriophyllum wallacei J. D. Olmsted 1962-5-3 3485 Riverside Along road on N side of Hemet Lake 1280 Comment
  RSA21482  Eriophyllum wallacei C. B. Wolf 1937-4-5 8417 Riverside San Gorgonio Pass, 1 mi. W. of Whitewater 365 Comment
  RSA651095  Eriophyllum wallacei Harold Lint 1958-5-25 2038 Riverside East of Pinyon flats campground. Pines to Palms Hwy [Hwy 74]. Comment
  UCR882  Eriophyllum wallacei S. C. Anderson 1957-4-14 s.n. Riverside Santa Rosa Mtns., Deep Canyon, south of Palm Desert. 305 Comment
  SEINET11850802  Eriophyllum wallacei E. A. Purer 1935-1 6452 Riverside E slope of San Jacinto Mountain Comment
  UCR269900  Erodium brachycarpum D. E. Bramlet, Amy Hills, R. E. Riefner Jr., Russell Huddleston 2005-3-2 3655 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
  RSA0043367  Erodium texanum Marc A. Baker, Amy Robinson, Chris Hackbarth, Michelle Cloud-Hughes 2013-3-19 17713 Riverside Palo Verde Mesa, 14 km SW of Blythe, 5 km ENE of north end of the Mule Mountains. Comment
  RSA744237  Erodium texanum M. Wall 2009-4-5 504 Riverside Ridge line above Ladder Canyon off Painted Canyon east of Mecca 279 Comment
  UCR112971  Erodium texanum B. G. Pitzer, T. Tennant 1998-2-21 3537 Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake, on the lakebed, 1/2 to 3/4 mi.le SE of the pumping station 412 Comment
  RSA483603  Erysimum capitatum var. capitatum D. Charlton 1988-5-21 1961 Riverside Thomas Mtn Rd, W of Garner Valley and S of Lake Hemet on Hwy 74. 1829 Comment
  RSA0019318  Erythranthe guttata R. S. Woglum 1937-5-22 549 Riverside Santa Rosa Mountains, near Santa Rosa Indian Reservation. Comment
  SD136748  Erythranthe guttata Steve Boyd, Tim Ross 1992-5-5 7253 Riverside San mateo Canyon Wilderness Area. Oak Flats along Serrano Spring drainage between Lucas Canyon Trail and junction of Bluewater and Verdugo Trails 730 Comment
  RSA509569  Eschscholzia californica Ed LaRue 1989-3-30 s.n. Riverside Rancho California area, ca. 4 miles W of Temecula,with Ave. del Oro as the N boundary. 381 Comment
  SD140040  Eschscholzia californica Scott White 1993-4-22 1243 Riverside Nor Alberhill Ranch, in hills north of Walker Canyon. 487 Comment
  SDSU18719  Eschscholzia californica C. Matt Guilliams 2008-2-13 452 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 410 Comment
  UCR182313  Eschscholzia californica Mitch Provance 2003-4-5 6617 Riverside San Bernardino Valley, Glen Avon (near border with Fontana) along the NW base of the Jurupa Mountains, south of Philadelphia St. and just east of Country Village Rd 253 Comment
  RSA0063039  Eschscholzia californica Andrew Haimov, April Sleigh 1992-5-19 93 Riverside North side of Ramona Expressway, 1/4 mile east of Davis Road. Comment
  CLARK-A1656-760  Eschscholzia glyptosperma unknown 1979-3-11 Riverside Coachella Valley Comment
  LA26239  Eschscholzia minutiflora Richard Snow; 1953-4-5 51 Riverside Box Canyon Comment
  RSA0023225  Eschscholzia papastillii A. Menke 1955-4-26 s.n. Riverside 4 miles east of Mecca, near Coachella Canal. Comment
  CAS-BOT-BC419615  Eschscholzia parishii Richard Snow 1953-4-5 51 a Riverside Box Canyon Comment
  RSA0024819  Eschscholzia parishii Duncan S. Bell, Kim Clark, Bob Ellis, Pam McKay, Jim Pittman, Gene Ratcliff, Ed Schlegel, Felicia Sirchia 2013-2-24 4467 Riverside Orocopia Mountains; south end of range, north of the Coachella Canal, approximately 3 air miles northeast of Dos Palmas Springs. 182 Comment
  RSA779925  Eschscholzia parishii Jim Andre 2011-2-9 15907 Riverside Mecca Hills; along Box Canyon Road at upper end of gorge, approx. 6 miles SSE of Jct. with I-10, approx. 12 miles west of Chiraco Summit 284 Comment
  SDSU13824  Eucalyptus camaldulensis W. Miller with C. Mosse Riverside Comment
  UCR140735  Eucalyptus camaldulensis A. C. Sanders 2004-5-12 27858 Riverside Elsinore Basin Region, Alberhill Mountain, northwest foot near Lake St. at Alberhill 378 Comment
  RSA525423  Eucrypta chrysanthemifolia Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4531 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  RSA516424  Eucrypta chrysanthemifolia var. chrysanthemifolia Walter Wisura, T. Hayduk, Bart O Brien 1990-5-2 4431 Riverside Ortega Hwy. below switchbacks, near Lake Elsinor. Comment
  RSA678425  Eucrypta chrysanthemifolia var. chrysanthemifolia Michael Wall 2003-4-15 269 Riverside Lamb Canyon west of Beaumont, off Hwy. 79, 5.2 mi. south jct. with 10 Fwy up dirt road at turnout along west side of Hwy. 602 Comment
  UCR98684  Eucrypta chrysanthemifolia var. chrysanthemifolia S. J. Myers 1995-6-9 s.n. Riverside Peninsular Range, Lake Elsinore, 0.5 mi south of intersection of Grand Ave. and Ortega Hwy (State Hwy 74) 457 Comment
  CLARK-A1528-2975  Eucrypta micrantha John C. Roos 1966-3-26 Riverside Comment
  UCR201947  Euphorbia albomarginata Mike Misenhelter 2005-7-12 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, c. 3 miles E of Sun City, c. 2 mi. SW of Winchester, Hemet U. School Distr. proposed elementary school site, 14 acres on south side of Salt Creek and NE of the intersection of Leon and Patton Rds. 444 Comment
  RSA770645  Euphorbia crenulata R. F. Thorne, M. Z. Thorne, W. Wisura 1978-5-21 51996 Riverside Santa Rosa Plateau: Mesa de Colorado. 610 Comment
  RSA433522  Euphorbia eriantha Anstruther Davidson 1893-4-10 s.n Riverside Palm Springs. Comment
  UCR111584  Euphorbia maculata Mitch Provance 1999-1-23 1742 Riverside Jurupa Mountains, Along roadside at corner of Crestmore Rd. and Rubidoux Blvd. 262 Comment
  RSA171353  Euphorbia palmeri J. D. Olmsted 1962-5-3 3533 Riverside Above old Santa Rosa Indian Village; SW side of Santa Rosa Mountain. 1905 Comment
  RSA701157  Euphorbia polycarpa Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11259 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
  SD224941  Euphorbia polycarpa G. K. Helmkamp, E. A. Helmkamp 1998-2-5 2675 Riverside Little San Bernardino Mtns, 3.2 mi. N of jct of Thousand Palms Canyon Rd & Dillon Rd. 456 Comment
  UCR25042  Euphorbia serpillifolia subsp. hirtula A. C. Sanders 1981-7-22 1739 Riverside San Jacinto Mtns., Alvin Meadows, 2 mi. (airline) WSW of Idyllwild 1529 Comment
  RSA559950  Euphorbia spathulata Steve Boyd, Orlando Mistretta 1992-4-23 7061 Riverside San Mateo Canyon Wilderness Area, along San Mateo Creek from Riverside Co. line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. 243 Comment
  RSA391196  Fagonia laevis Robert Gustafson 1981-4-7 2157 Riverside Salt Creek Wash, southern end of the Orocopia Mts. 91 Comment
  RSA645637  Fagonia laevis Scott D. White 1999-4-20 7274 Riverside Blythe Area: Southern foothills of the Big Maria Mts., northwest of Calif. Hwy. 95, ca. 7 road miles north of Interstate 10 / Intake Blvd. jtn. in Blythe. 91 Comment
  SBBG67802  Fagonia laevis L. Rowntree 1930-5-8 Riverside near Palm Springs Comment
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Aug 27 2011
  SEINET3071531 Image available Fagonia laevis George K. Helmkamp, E. A. Helmkamp 1998-1 2657 Riverside Sonoran (Colorado) Desert; Indio Hills, 3 mi. east of Thousand Palms & 1.1 mi. N on Amity Rd. 101 Comment
  UCR260260  Fagonia pachyacantha A. C. Sanders, Jim Malusa 2015-3-11 41400 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Gasline Road south of junction with road to Observation Point Slats, c. 3.9 miles south of the Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range 674 Comment
  UCR91878  Fatoua villosa A. C. Sanders, Steve Morgan 1995-11-30 17927 Riverside Box Springs Mtns., UCR Botanic Garden 365 Comment
  SEINET11841375  Felicia amelloides O. F. Clarke 1970-1 s.n. Riverside Riverside, University of California campus, Botanic Gardens 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
  UCR201706  Festuca dertonensis Scott D. White, Justin M. Wood 2008-6-19 12257 Riverside San Jacinto Mountains, meadows at Baldy Mountain 1677 Comment
  UCR16071  Festuca myuros H. C. Sharma 1976-4-26 760426- 02 Riverside Woodcrest, c. 2 miles from Woodcrest on Firethorn Ave 335 Comment
  UCR279237  Festuca octoflora Ginny Short 2017-3-17 002 Riverside Coachella Valley, Indio Hills, near Moon Country Trail, c. 0.8 mile west of Thousand Palms Canyon Road and 2.4 miles north of El Ramon Road 247 Comment
  VVC562  Festuca octoflora A. C. Sanders 1995-3-12 16089 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  UC2046889  Ficus microcarpa R. E. Riefner Jr. 2015-8-8 15 -220 Riverside City of Corona, S side of 91 Freeway ca. 120 ft. W of Lincoln St., N side of Corona del Rey Apartments. Comment
  CLARK-A1528-216  Filago californica C. M. Flanagan 1973-4-26 OO 306 Riverside Morongo Indian Reservation 914 Comment
  POM36325  Filago californica Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  UCR158726  Filago californica A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30011 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
  UCR155830  Filago gallica John F. Green 2005-5-4 s.n. Riverside Perris-Aguanga Region, SE corner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base 534 Comment
  UCR48385  Filago gallica Steve Boyd 1986-5-7 1842 Riverside Peninsular Range, Temescal Canyon, terrace escarpment between Horsethief Wash and Indian Truck Trail, south of Hwy I-15 366 Comment
  SEINET7048190  Filago gallica Steven R. Hill, Andrew C. Sanders 2001-5-4 33699 Riverside Temecula; along new gas line right-of-way, north of Del Ray Road near junction with Calle Pii+-a Colada. Bachelor Mountain 7.5 minute U.S.G.S. quadrangle. Elevation about 1250 feet. Comment
  UC922772  Forestiera pubescens Annie M. Alexander and Louise Kellogg 1940-3-21 891 Riverside 20 mi s Twenty Nine Palms (Parker Dam, end of road); Mohave Desert, Parker Dam 1322 Comment
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May 14 2011
  JOTR01138  Forestiera pubescens Cole, James E. 1941-3-31 458 Riverside Joshua Tree National Park. BARKER DAM 1371 Comment
  RSA788977  Fouquieria splendens Aaron C. Sedgwick, David Fraker 2012-3-28 36 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  CAS-BOT-BC53339  Frangula californica subsp. cuspidata Carl B. Wolf 1932-8-6 3989 Riverside San Jacinto Mts. Strawberry Valley. Base of Devil's Slide Trail to Tahquitz Valley 1706 Comment
  RSA16367  Fraxinus dipetala Percy C. Everett 1935-6-17 7164 Riverside Coldwater Canyon Trail to Santiago Peak., 2 miles above Glen Ivy Resort. 610 Comment
  CAS-BOT-BC211019  Fraxinus velutina I. M. Johnston 1917-12-1 1804 Riverside Santa Ana River N.W. of Corona 182 Comment
  RSA0042074  Fraxinus velutina Fred T Sproul, Julia Groebner 2014-7-21 6006 Riverside Santa Ana River at Norco 176 Comment
  RSA717493  Fraxinus velutina A. C. Sanders, O. F. Clarke 1991-6-10 11135 Riverside Upper Santa Ana River/San Bernardino Valley: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River. 238 Comment
  UCR80522  Fritillaria biflora Michael A. Patten 1992-3-13 92- 3 Riverside Santa Ana Mtns., Santa Rosa Plateau, c. 2 mi west of the Santa Rosa Plateau, just north of the San Diego Co. line, between Calle Collado and Tenaja Road. 0.25 mi north of Via Abril 625 Comment
  CLARK-A1528-688  Fumaria officinalis Olga Kersteiner 1963-3-12 Riverside Indio Comment
  RSA70346  Funastrum cynanchoides var. hartwegii F. W. Peirson 1925-5-20 6010 Riverside Aguanga. 610 Comment
  RSA644210  Funastrum hirtellum V. W. Steinmann 1999-10-26 1412 Riverside foothills of the Chuckwalla Mountains, open desert ca. 0.5 km south of Desert Center. 275 Comment
  UCD121572  Galium angustifolium K. Esau 1935-6-20 s.n. Riverside Beaumont Grade. Comment
  RSA505021  Galium angustifolium subsp. angustifolium D. Charlton 1988-5-21 1912 Riverside Thomas Mountain Rd, from North to South. West of Garner Valley and South of Lake Hemet on Hwy 74 1677 Comment
  RSA544389  Galium angustifolium subsp. angustifolium Steve D. Boyd, Tim S. Ross 1991-6-14 6404 Riverside Warm Springs Creek at NE end of Hogbacks ridge from Alamos Rd. S to confluence w/ Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Springs. Comment
  JOTR29205  Galium angustifolium subsp. gracillimum La Doux, Tasha 2005-8-8 1524 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Eureka Peak 1676 Comment
  SD229269  Galium angustifolium subsp. gracillimum Dick Schwenkmeyer 2012-8-28 820 Riverside Fuller's Mill camp, 2.6 mi. east of intersection of highway 243 and Fuller's Mill road, 7.5 miles north of Idyllwild. 1799 Comment
  UCR35175  Galium angustifolium subsp. jacinticum L. B. Ziegler 1972-7-12 489 Riverside San Jacinto Mtns., Hemet (Garner) Valley. 1372 Comment
  UCR180590  Galium aparine Scott D. White, Angelia Carey 2004-4-5 9983 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  UCR214013  Galium aparine A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37795 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, west of dirt extension of Lake St., 1.0 mi. NW (341 deg. ) of intersection of I-15 and Lake St. 526 Comment
  POM99061  Galium aparine E. C. Jaeger 1926-5-1 s.n. Riverside Joseph Canyon, Santa Ana Mts. Comment
  JOTR34214  Galium multiflorum La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 3006 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; burned slopes (2009 fire) above Lost Horse Mine trail, west of mine, with rocky-cobbley soil and rocky outcrops Comment
  RSA667136  Galium murale A. C. Sanders 2001-5-10 24251 Riverside Riverside, Blaine St. at RR tracks near intersection with Watkins Dr. 335 Comment
  RSA655211  Galium porrigens Scott D. White 1999-7-9 7536 Riverside Idyllwild Area: Near Idyllwild Community Service Dist. sewage ponds at terminus of USFS Road S24.2. 1432 Comment
  UCR98074  Galium porrigens A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19896 Riverside Lake Skinner area, upper Rawson Canyon, 2.5 mi. NNE of Skinner Lake, 1 mi. SW of Crown Valley 595 Comment
  POM367818  Galium stellatum M. B. Dunkle 1933-5-6 3427 Riverside Canyon N. of Cathedral Canyon. Comment
  POM68617  Galium stellatum Marcus E. Jones 1906-4-26 s.n. Riverside Indio Comment
  RSA735314  Galium stellatum var. eremicum Steve D. Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11268 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
  POM259134  Garrya flavescens var. pallida P. A. Munz 1938-8-14 15372 Riverside High ridge east of Toro Peak, Santa Rosa Mts. 2287 Comment
  SBBG89551  Gastridium phleoides J. Adams 1966-4-28 736 b Riverside Santa Rosa Plateau, dirt rd from Murrieta to De Luz 762 Comment
  UCR26712  Gastridium ventricosum Frank C. Vasek 1980-6-10 800610- 02 Riverside Greenhouse at UC Riverside from clay collected in a vernal pool near San Diego, Calif. Comment
  SD260977  Gaura A. C. Sanders, John F. Green 2012-5-27 40205 Riverside Peninsular Range; Perris - Aguanga Basin Region: San Jacinto River north of Canyon Lake, between Hwy 74 and Goetz Rd. 427 Comment
  POM358664  Geraea canescens N. Dunn 1932-3-6 s.n. Riverside Coachella. Comment
  RSA0118600  Geraea canescens Sarah J. J. De Groot, Cheryl Sevilla 2016-3-16 7639 Riverside Mecca Hills: Meccacopia Trail just east of Shaver's Well. Eastern Mecca Hills, south edge of Shaver's Valley, just west of Orocopia Mountains, east of Box Canyon, east-northeast of Mecca. 301 Comment
  UC912521  Geraea canescens Margaret Stason 1927-2-12 Riverside 1000-Palm Canyon Colorado Desert, 1000-Palm Canyon Comment
  UCR100866  Geraea canescens George K. Helmkamp, E. A. Helmkamp 1998-2-18 2708 Riverside Sonoran (Colorado) Desert, Midland Road., 3.8 mi. SE of Midland, Little Maria Mtns. 198 Comment
  UC17149  Geranium californicum H. M. Hall 1901-7 Riverside Tauquitz Valley San Jacinto Mountains 2743 Comment
  SD232260  Geranium carolinianum Scott D. White, Michael Honer 2003-5-27 9415 Riverside Gavilan Hills/ Temescal Canyon: Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. 395 Comment
  RSA356746  Geranium dissectum Robert F. Thorne 1973-5-23 45515 Riverside Santa Rosa Plateau- Mesa de Colorado: stream N of mesa. Santa Ana Mountains 610 Comment
  UCR133125  Gilia A. C. Sanders 1985-5-4 5778 Riverside Santa Rosa Mtns, Hwy 74 at Santa Rosa Mountain Rd. 1402 Comment
  UCR178156  Gilia T. B. Salvato, Jeffrey Ross 1998-5-14 MOR- 137 Riverside San Bernardino Mtns., Morongo Indian Reservation, flat area cut by small wash, south and west of dirt road to Kitching Peak near junction with East Branch Millard Canyon, tree stand M-04 1128 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
  SBBG47438  Gilia angelensis N. C. Cooper 1944-4-23 1100 Riverside Banning 701 Comment
  SEINET7048008  Gilia angelensis Steven R. Hill, Kate Kramer 2001-4-27 33475 Riverside Cabazon, Morongo Indian Reservation, at Hadley's Orchard Store, junction of Apache Trail and Seminole Drive, north of Route I-10, Apache Trail Exit, 4 miles east of Banning. Elevation about 1837 feet. Comment
  SEINET7073393  Gilia angelensis A. G. Vestal 1963-4-23 s.n. Riverside About 0.6 mile up Railroad Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  SEINET6051252  Gilia australis Unknown 1944-5-20 1282 Riverside Palms to Pines Highway. San Jacinto Mountains. Comment
  UCR18311  Gilia australis A. C. Sanders 1978-3-5 483 Riverside San Jacinto Mountains/Western Colorado Desert, Andreas Canyon near Palm Springs 396 Comment
  UCR133440  Gilia capitata Jeffrey Ross, T. Tennant, G. White 1998-5-21 MOR- 201 Riverside San Bernardino Mtns., Morongo Indian Reservation, Hathaway Canyon, c. 0.55 miles of the junction of the lower and upper canyons 1040 Comment
  RSA221056  Gilia capitata subsp. abrotanifolia E. W. Lathrop 1966-5-8 6439 Riverside 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest. Trabuco District. 274 Comment
  UC1595590  Gilia capitata subsp. abrotanifolia Steve Boyd, Laurel Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4530 Riverside rolling terrain at jtn of hwy R3 and Powerline Rd ne lake (Vail Lake area); Vail Lake area Comment
  RSA516958  Gilia diegensis Ed LaRue 1990-3-29 s.n. Riverside 1/2 miles W of town of Aguanga, 1-2mile airline N of San Diego County line. 610 Comment
  SEINET14643582  Gilia diegensis H. M. Hall 2913 Riverside Vicinity of Winchester. 457 Comment
  RSA0016295  Gilia ochroleuca subsp. exilis P. A. Munz, R. D. Harwood 1920-3-20 3681 Riverside Temecula Canyon 244 Comment
  RSA0017291  Gilia ochroleuca subsp. exilis J. Mark Porter, Theodore Anderson 2005-5-5 14380 .5 Riverside agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church, along Pechanga Road; ca. 60 m E crossing of Pechanga Creek. 396 Comment
  UC1595613  Gilia ochroleuca subsp. exilis Steve Boyd 1991-5-20 6278 Riverside 1/2 mi e; Cleveland Nat. For. boundary (nw of Lake Elsinore, Lower Rice Canyon); Santa Ana Mountains, nw of Lake Elsinore 518 Comment
  UC23665  Gilia ochroleuca subsp. exilis H. M. Hall May, 1899 1131 Riverside Chalk Hill San Jacinto Mountains, Chalk Hill 1676 Comment
  UCR108993  Gilia ochroleuca subsp. exilis D. L. Banks, V. W. Steinmann 1997-3-13 1502 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
  RSA0016297  Gilia ochroleuca subsp. exilis Virginia Moran 2003-3-26 s.n. Riverside Wilson Valley Mitigation Bank, managed by the Center fot Natural Lands Management. Section 27 of two that comprise mitigation bank. (Section 27 & 33). Accessed from Wilson Valley Road. Comment
  RSA776294  Gilia scopulorum Duncan S. Bell, Amanda Turek 2010-4-10 830 Riverside Riverside Mountains; in the vicinity of Mountaineer Mine and Calzona Mine; approximately 3.8 air miles west of the Colorado River; approximately 2 air miles northeast of Riverside Mountain Peak. 198 Comment
  JEPS61581  Gilia stellata Marjorie D. Clary 1932-3-2 1623 Riverside 8 mi sw Coachella (w of Coral Reef Ranch); Colorado Desert, sw of Coachella 91 Comment
  RSA0121065  Gilia stellata Duncan S. Bell, Thomas Stoughton 2016-3-15 8931 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; in the central part of the range, approximately 0.75 air mile east northeast from the summit of the range. 861 Comment
  RSA0126640  Gilia stellata Duncan S. Bell 2016-3-4 8797 Riverside Orocopia Mountains; northwestern corner of range; collecting in the Orocopia Mountains Wilderness area in an unnamed canyon approximately 3.75 air miles northwest of the summit of the range. 738 Comment
  RSA25366  Gilia stellata C. L. Hitchcock 1940-3-31 5880 a Riverside 0.5 mile below Cottonwood Springs Comment
  SD255245  Gilia stellata Duncan S. Bell, Andrew Chambers 2015-3-12 7785 Riverside Transverse Ranges; San Bernardino Mountains region: San Gorgonio Wilderness area; Whitewater Canyon; about 0.75 air miles NE of Red Dome. 863 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
  UCR241224  Glyceria occidentalis Tracy Tennant, Jeffrey Ross 1998-7-11 MOR- 514 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  RSA91958  Glyceria striata F. W. Peirson 1924-7-27 4985 Riverside Along creek in Dark Canyon, 1829 Comment
  UCR140713  Gnaphalium californicum A. C. Sanders 2004-5-11 27841 Riverside Elsinore Basin Region, Alberhill Mountain, former clay mine area c. 1 mile SE of Alberhill 439 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
  UCR167857  Gutierrezia californica T. B. Salvato, Melissa Clemons 2005-6-23 1326 Riverside Peninsular Range; Temescal Valley, 3 miles NW of Alberhill, Temescal Canyon Road at Corona [Lee] Lake 366 Comment
  SFV20156  Gutierrezia sarothrae J. N. Hogue, S. G. Hogue, J. M. Wrublik 2005-9-5 263 .3 Riverside Santa Rosa Mountains Santa Rosa Mountain Truck Trail (=USFS Road 7S02). 0.7 miles from Highway 74. 1500 Comment
  VVC1350  Haplopappus acradenius A. C. Sanders, J. Mac 1996-11-23 19659 Riverside San Bernardino Mtns., Whitewater Canyon, just above Bonnie Bell, 2.3 miles below the stream crossing near the fish hatchery, E of VAMB Captain 534 Comment
  UCR90410  Harpagonella palmeri D. L. Banks, Steve Boyd 1995-5-9 0316 Riverside NW Palomar Mtns., N of the Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., the Dorland Mtn. area, west of the Dripping Springs Alcove Area, west of Woodchuck Campground 732 Comment
  UCR99159  Harpagonella palmeri A. C. Sanders, G. Helmkamp 1997-3-15 19993 Riverside Peninsular Range, Lake Skinner, SE foot of Bachelor Mtn., just north of the lake 600 Comment
  RSA561507  Hazardia squarrosa var. grindelioides Steve Boyd, Tim Ross, D. Bramlet 1992-9-9 7667 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Almos Road (7S04) and the confluence of Los Almos Creek., Up the San Mateo Trail north to Potrero de la Cienega. 396 Comment
  SBBG92270  Hazardia squarrosa var. grindelioides R. Moran 1969-10-25 16662 Riverside Poppet Flat Rd 1250 Comment
  POM2873  Helianthemum scoparium var. aldersonii P. A. Munz 1918-4-27 2137 Riverside Temescal Canyon Comment
  CAS-BOT-BC305452  Helianthus annuus F. A. Thackery 1928-5-22 416 Riverside Indio Comment
  UCR90983  Helianthus annuus Scott D. White 1996-3-16 3828 Riverside Perris Basin, Lakeview Mtns, north of Winchester, at 'Maze Stone' Picnic Site 610 Comment
  UCR145972  Helianthus gracilentus June Latting 1977-11-6 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos, Snow Creek 488 Comment
  POM11986  Helianthus niveus subsp. canescens M. French Gilman 1922-05 s.n. Riverside Andrea's Canyon, Palm Springs. Comment
  UC131274  Helianthus petiolaris subsp. canescens S. B. and W. F. Parish Apr 1882 1212 Riverside Agua Caliente Colorado Desert Comment
  RSA783522  Heliotropium curassavicum J. D. Olmsted 1959-8-18 793 Riverside Along Saun Meadow Road at Northeast corner of Football field, Desert Sun School near Idyllwild. San Jacinto Mt. Range. 1646 Comment
  SD187376  Heliotropium curassavicum Scott d. White, Angelia Carey 2004-5-7 10345 Riverside Indian Creek and adjacent foothills. 548 Comment
  UC455974  Heliotropium curassavicum J. E. Roadhouse 1905-7-14 7853 Riverside Corona Comment
  UCR35180  Heliotropium curassavicum var. oculatum L. B. Ziegler 1974-5-20 525 Riverside San Jacinto Valley, San Jacinto River bed 489 Comment
  POM4999  Hemizonia fasciculata Charlotte M. Wilder 1905-6-10 126 Riverside Jurupa Hills Mts. Comment
  UCR121682  Hemizonia fasciculata Ian G. Gillespie, Abby Sirulnik 2000-5-7 32 Riverside Temescal Valley, 0.9 mi SE of Indian Truck Trail and 40 m SW of DePalma Road, directly across from Corona Lake 396 Comment
  UCR75527  Hemizonia kelloggii A. C. Sanders 1993-5-17 14063 Riverside San Jacinto Valley, Hemet, south side Florida Ave (Hwy 74) on east side of California Ave. 460 Comment
  UCR80843  Hemizonia kelloggii G. R. Ballmer 1992-6-23 92- 8 Riverside San Timoteo Canyon Rd., 0.8 mi east of jct with Redlands Blvd. 526 Comment
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Jul 14 2012
  UCR239937  Hemizonia mohavensis O. F. Clarke 2003-9-4 s.n. Riverside Peninsular Range; San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR201856  Hemizonia paniculata Justin M. Wood 2008-8-31 121 Riverside Perris Basin, Romoland, 1/4 mi south of Ethanac Road between San Jacinto Road and Palomar Road just south of railroad tracks 448 Comment
  UCR114639  Hemizonia pungens subsp. laevis Fred M. Roberts 1992-8-5 4846 Riverside Anza Valley, Cahuilla Indian Reservation, near northern edge 1170 Comment
  UC1080459  Hesperocallis undulata P. C. Everett and E. K. Balls 1958-4-29 23027 Riverside 5.4 mi ne from Desert Center (along road to Rice And Vidal Junction) 259 Comment
  RSA0049544  Hesperocallis undulata Steve Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, Timothy S. Ross 1988-3-10 2222 Riverside Northwest end of the McCoy Mountains, NW of Blackjack Mine. 400 Comment
  RSA180431  Hesperolinon micranthum E. W. Lathrop 1965-5-30 5775 c Riverside 6 miles W of Murrieta. Comment
  RSA192018  Hesperolinon micranthum E. W. Lathrop 1965-5-30 5775 A Riverside 6 miles W of Murrieta. Comment
  RSA471573  Heterotheca fastigiata Robert Kessler 1921-1 s.n. Riverside Mt Tahquitz Comment
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Nov 6 2011
  RSA0074602  Heterotheca fastigiata J. C. Roos, Lucille Roos 1949-9-17 4657 Riverside Whitewater Wash, 2.2 miles N of Whitewater. 518 Comment
  UC32766  Heterotheca grandiflora E. L. Koethen 1897-10-16 B Riverside w Riverside Comment
  UCR23734  Heterotheca sessiliflora subsp. echioides John C. Roos 1937-8-19 2499 Riverside San Jacinto Mtns, Idyllwild Comment
  UCR23297  Heterotheca villosa var. scabra John C. Roos, Lucille Roos 1950-10-21 5011 Riverside Mojave Desert, Little San Bernardino Mountains, Wonderland of Rocks [Joshua Tree National Park] 1220 Comment
  JEPS43059  Heuchera hirsutissima Carl V. Meyer 1928-7-27 551 Riverside at summit of Mt. San Jacinto (San Jacinto Peak); San Jacinto Mountains 3293 Comment
  JOTR31944  Hibiscus denudatus La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2182 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; rocky drainages feeding into southwest Pinkham Wash Comment
  RSA775661  Hibiscus denudatus Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 806 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' 396 Comment
  SFV17347  Hibiscus denudatus J. D. Dilley, J. N. Hogue 1998-4-24 282 Riverside Colorado Desert Chuckwalla Mountains. Corn Springs Wash on Corn Springs Road, 1 mile southwest of Interstate Highway 10. 274 Comment
  UC56292  Hibiscus denudatus F. Gilman 1902-1 28 Riverside Palm Springs Comment
  POM360445  Hieracium albiflorum E. C. Jaeger 1921-7-3 s.n. Riverside Strawberry Valley, San Jacinto Mts. Comment
  LA8281  Hilaria rigida Nesta Dunn; A. M. Martin 1932-3-27 sn Riverside Cottonwood Spring Comment
  SDSU254  Hilaria rigida A. H. Gallup 1949-3-28 375 Riverside In sandy wash near Palms to Pines Hwy. San Jacinto Mtn. Range. Slope: east. 762 Comment
Read comments
Jan 24 2013
  SEINET229274 Image available Hilaria rigida L. M. Shultz, JS Shultz 1985-4-15 8244 Riverside Chuckawalla Valley depression along Wiley's well rd 122 Comment
  UCR134637  Hoffmannseggia glauca Nancy K. Cione 2004-5-2 s.n. Riverside Chuckwalla Valley, S of Eagle Mtns, NE of Hayfield Dry Lake, near Red Cloud Road 415 Comment
  CAS-BOT-BC207572  Hoffmannseggia microphylla F. O. Ballou 1926-2-25 s.n. Riverside Painted Canyon [Canon] near Mecca Comment
  UCD84877  Holcus lanatus Ralph Garmus 1963-7-22 s.n. Riverside Riverside County. Comment
  CAS-BOT-BC150022  Holodiscus discolor var. discolor Carl V. Meyer 1928-8-27 552 Riverside San Jacinto Peak 3200 Comment
  SD140223  Hordeum depressum A. C. Sanders 1993-4-5 13697 Riverside Western edge of Hemet, along S side of Devonshire Ave. between Old Warren and Warren Roads, SW of Tres Cerritos and N of Florida Ave. (Hwy 74), open fields 459 Comment
  UCR182515  Hordeum marinum Mitch Provance 2005-5-17 6595 Riverside Warm Springs Valley, Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, c. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site 421 Comment
  RSA740614  Hordeum marinum subsp. gussoneanum Scott D. White, Justin M. Wood 2008-6-19 12256 Riverside Meadows at Baldy Mtn. 1585 Comment
  UC1931202  Hordeum marinum subsp. gussoneanum Scott D. White, Justin Wood 2008-6-19 12256 Riverside San Jacinto Mountains: Meadows at Baldy Mtn. Comment
  RSA741165  Hordeum murinum Scott D. White, Justin M. Wood 2008-5-15 12001 Riverside Johnson Meadow. 1415 Comment
  RSA651785  Hordeum murinum subsp. glaucum Markell Kohn 1959-4-29 s.n. Riverside UCR campus, Riverside. Behind greenhouse 16, 10 yards south of Eucalyptus tree by driveway Comment
  CAS-BOT-BC148567  Horkelia clevelandii Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild Comment
  UC12390  Horkelia clevelandii H. M. Hall 1897-6-16 648 Riverside San Jacinto Mountains, Strawberry Valley 1615 Comment
  UCR178332  Hulsea heterochroma Mitch Provance, Tracy Tennant 1998-6-16 MOR- 443 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon 823 Comment
  CAS-BOT-BC312579  Hulsea vestita subsp. callicarpha Winifern W. Swarth 1914-9-15 s.n. Riverside Slope south of Round Valley, San Jacinto Mts. 2590 Comment
  SD51949  Hulsea vestita subsp. callicarpha Reid Moran 1962-7-7 9870 Riverside Strawberry Creek, 2 miles southwest of Idyllwild, San Jacinto Mountains 1550 Comment
  UCSB26736  Hulsea vestita subsp. callicarpha Wilken, Dieter 1969-6-30 Riverside Along road to Toro Peak, 5.9 miles south of California State Highway 74, Santa Rosa Mtns. 2346 Comment
  RSA0059090  Hulsea vestita subsp. callicarpha Norman C. Cooper 1944-7-16 1556 Riverside San Jacinto Mtn., above Pine Cove. 2073 Comment
  SD187327  Hydrocotyle umbellata Scott D. White, Angelia Carey 2004-9-16 10761 Riverside San Jacinto Mountain foothills: Indian Creek. 548 Comment
  RSA650973  Hymenoclea salsola Marion P. Harthill 1971-3-19 25 Riverside Palm Desert. Comment
  UCR41553  Hymenoclea salsola A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6107 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  RSA93957  Hymenoclea salsola F. W. Peirson 1914-04 2494 Riverside Whitewater at head of Coachella Valley. Comment
  UC570561  Hymenoxys odorata Frank W. Peirson 1935-4-17 11468 Riverside 20 mi s Blythe Comment
  RSA191410  Hypericum formosum var. scouleri E. W. Lathrop, R. F. Thorne 1967-9-26 6620 Riverside Tenaja Guard Station, 10 miles NW of Murrieta. Comment
  GMDRC4154  Hyptis emoryi J. Andre, T. La Doux 2010-2-28 12550 Riverside Lower Colorado River Valley: along Hwy 95 approx 25 mi. north of Blythe, on east side of Big Maria Mountains 83 Comment
  LA61824  Hyptis emoryi Elizabeth McClintock; L. Erickson 1937-11-6 sn Riverside Box Canyon Comment
  RSA0039602  Hyptis emoryi Deidre Conocchioli, Duncan S. Bell 2014-3-11 152 Riverside Devil Canyon in the Santa Rosa Wilderness area. W of Coachella Valley, 3 miles S of Lake Cahuilla. 110 Comment
  RSA795970  Hyptis emoryi Duncan S. Bell 2009-4-19 299 Riverside Arica Mountains: east side of range, approximately 1 air mile northwest of Priests Well. 342 Comment
  SEINET3197211 Image available Hyptis emoryi Andrew C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37473 Riverside Sonoran (Colorado) Desert; SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak (mcCoy 7.5' Q) 204 Comment
  UC484148  Hyptis emoryi Carl B. Wolf 1930-4-1 1498 Riverside near Cathedral City Comment
  UCR140945  Hyptis emoryi June Latting 1973-4-14 s.n. Riverside Sonoran (Colorado) Desert, south entrance to Joshua Tree National [Park] Monument, alluvial slopes south of Cottonwood Mtns. 579 Comment
  UCR52026  Hyptis emoryi Steve Boyd, S. Meury, , Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2102 Riverside Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass 300 Comment
  CLARK-A1528-4696  Imperata brevifolia John C. Roos 1965-6-23 Riverside Palm Springs Comment
  RSA754121  Isocoma acradenia var. eremophila W. Schlegel, Andrew Troutte Jordan, Jordan Zylstra 2008-9-4 20 Riverside San Jacinto and Santa Rosa Mts.: Idyllwild: Along road. Comment
  UCR260540  Isocoma menziesii var. vernonioides T. B. Salvato 2014-5-29 8051 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
  CAS-BOT-BC69943  Isoetes howellii Robert F. Thorne; Earl Lathrop 1969-5-12 37930 Riverside Santa Rosa Plateau: large vernal marsh on s. end of Mesa de Colorado, Rancho California. 624 Comment
  IRVC15233  Isoetes howellii Gordon A. Marsh 1977-5-25 s.n. Riverside Santa Rosa Plateau, Mesa de Burro. Peninsular Ranges, Santa Ana Mountains Comment
  CSUSB714  Isomeris arborea var. angustata Elliott Helm 1975-5-23 Riverside Mojave Desert Mojave Desert, 16 miles north of 29 Palms, off highway 177 304 Comment
Read comments
Aug 26 2014
  JOTR16835  Ivesia saxosa Moore, Sue 1968-5-13 s.n. Riverside Joshua Tree National Park. HIDDEN VALLEY 1280 Comment
  RSA227711  Jepsonia parryi Gary D. Cromwell 1972-2-15 710 Riverside Small canyon canyon off Los Alamos Canyon, 8 mi. SSW of Lake Elsinore and unpaved road #7So4, USDA Forest Serv. map, Trabuco Dist., Cleveland Nat. Forest. 488 Comment
  CAS-BOT-BC140680  Juglans californica A. C. Sanders; R. E. Riefner, Jr. 2009-8-11 37148 Riverside Peninsular Range: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River 238 Comment
  CAS-BOT-BC167227  Juglans hindsii A. C. Sanders; R. E. Riefner, Jr. 2009-8-11 37145 Riverside Peninsular Range: Box Springs Mtns. Foothills, Riverside, dry arroyo on UCR campus SE of student health center and just north of North Campus Drive 320 Comment
  RSA781326  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37150 Riverside Peninsular Range: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River. 238 Comment
  SACT002762  Juglans regia G. Pyburn 1890-6-7 Riverside Comment
  RSA69622  Juncus acutus subsp. leopoldii F. W. Peirson 1924-12-30 5409 Riverside Thousand-Palms Canyon, north side of Coachella Valley. 122 Comment
  UCR158861  Juncus balticus Scott D. White 1994-6-14 2058 Riverside Peninsular Ranges; Perris-Aguanga Basin region, Santa Gertrudis Creek, c. 1 mi. east of Skunk Hollow 396 Comment
  SD186021  Juncus bufonius A. C. Sanders, Mike Misenhelter 2005-6-15 30954 Riverside 2.0 miles northnortheast of Vail Lake, 4.0 miles southsouthwest of Sage, Denise Rd. at Bonita Rd. near Calle de Nino, 1.2 miles northeast of summit of (Big) Oak Mtn. 640 Comment
  UCR225503  Juncus bufonius A. C. Sanders, T. B. Salvato 2011-3-29 38848 Riverside Peninsular Range; Perris-Aguanga Basin Region, valley at toe of hills between Sun City and Perris, powerline corridor between Goetz Rd. and Alabaster Loop, north of Goldenrod Ave. 448 Comment
  UCR281107  Juncus bufonius Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317- 25 Riverside Elsinore Trough, Periodic eastern shoreline of Lake Elsinore (e.g. 1994), in the City of Lake Elsinore, +- at the borderline with the Sedco Hills Neighborhood of the City of Wildomar, in open space along west side of Mission Trail at Lewis St. 387 Comment
  UCR163044  Juncus dubius D. L. Koutnik, Ian Swift 1999-6-19 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, proposed conservation bank in Wilson Creek watershed, north of Aguanga, west of Cahuilla Rd., south of Wilson Valley Rd., east of Sage Rd. 671 Comment
  RSA719775  Juncus duranii Naomi Fraga, Ilene Anderson, Mike Hamilton, Michael Wall, Gary Wallace 2006-9-7 1775 Riverside Mount San Jacinto State Park, Hidden Lake. 2652 Comment
  SBBG57289  Juncus macrophyllus R. Hoffmann 1929-9-7 Riverside San Jacinto Mtns 1828 Comment
  RSA368244  Juncus mexicanus H. de Forest, Jack Rempel 1932-10-22 s.n. Riverside Pines to Palms Highway. Comment
  RSA675699  Juncus mexicanus Scott D. White 2001-5-1 8435 Riverside Near Sun City: Quail Valley: Valleys and slopes east of Canyon Lake and west of Goetz Road. 442 Comment
  RSA690935  Juncus mexicanus Scott D. White, Michael Honer 2003-5-27 9416 Riverside Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. Collected south and / or west of unnamed peak 2349. 396 Comment
  RSA296117  Juncus rugulosus B. A. Prigge 1980-8-11 3886 Riverside San Bernardino Mountains, Whitewater Canyon: 1.1 miles N of Interstate 10. 473 Comment
  SD187309  Juncus textilis Scott D. White, Angelia Carey 2004-5-7 10349 Riverside San Jacinto Mountain foorhills: Indian Creek and adjacent foothills. 548 Comment
  RSA559352  Juncus tiehmii Steve Boyd 1992-5-15 7390 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
  RSA788864  Juncus tiehmii G. D. Wallace 2003-7-8 4038 a Riverside Hidden Lake. Comment
  RSA86343  Juniperus californica F. W. Peirson 1922-12-27 3332 Riverside Between forks of Andreas Canyon, near Palm Springs 609 Comment
  SD229039  Juniperus californica Dick Schwenkmeyer, Collection made by Tony Harper 2013-5-8 890 Riverside Little Paradise Camp in Palm Canyon, approx. 8 miles S. of Cathedral City 869 Comment
  UCR60710  Juniperus californica John F. Emmel 1976-3-17 542 Riverside Southern Mojave Desert, canyon 0.8 air mi north of peak 4353, NE slope of Granite Mtns, WSW of Rice. 976 Comment
  GMDRC2586  Justicia californica J. Andre, T. La Doux 2008-3-21 8828 Riverside Little San Bernardino Mountains: JTNP: Upper Cottonwood Cyn, approx 2 mi. S. of Cottonwood visitor's center.. Elev. 2890 ft. 881 Comment
  LA202789  Justicia californica Nesta Hutchinson; A. M. Martin 1932-3-26 sn Riverside Shavers Well Comment
  RSA1267  Justicia californica Carl B. Wolf 1930-5-25 838 Riverside Chuckawalla Valley, Colorado Desert. Comment
  UC1039797  Justicia californica Herbert L. Mason 1928-3-11 4251 Riverside Palm Springs Comment
  UC1125600  Justicia californica H. S. Yates 1937-3-23 6445 Riverside 15 mi. n.-n.e. Mecca; Thermal Quad. Comment
  UCR120689  Justicia californica Helen Kennedy, T. B. Salvato 2002-2-2 5453 Riverside Western Colorado Desert/ San Jacinto Mtns, Coachella Valley, Agua Caliente Indian Reservation, mouth of Andreas Canyon at Palm Canyon, S edge of Palm Springs between Andreas Cyn. Rd. and water tank on W edge of sec. 2 244 Comment
  UCR14208  Justicia californica W. W. Zabriskie 1973-2-8 103 Riverside Peninsular Range/Western Colorado Desert, Deep Canyon, west side of jeep road leading to Coyote Canyon from Deep Canyon Research Center Road, N slope Santa Rosa Mtns. 293 Comment
  UCR3333  Justicia californica Warren Mouw 1964-3-24 640324- 25 Riverside Sonoran (Colorado) Desert, road through Joshua Tree National Monument, between Twentynine Palms and Hwy 60, 3 miles from park exit [south end, near Cottonwood Springs] 856 Comment
  JOTR29178  Kallstroemia californica La Doux, Tasha 2003-9-24 1255 Riverside Joshua Tree National Park. Queen Mountain, Trail to Barker Dam (stop 1) 1296 Comment
  JOTR35019  Kallstroemia californica La Doux, Tasha, A. Miller, T. Vaughn, A. Johnson 2007-10-25 3117 Riverside Joshua Tree National Park. Pinto Basin, along Old Dale Road, near Mission Well Comment
  RSA0093775  Kallstroemia parviflora Duncan S. Bell 2015-9-30 8679 Riverside Santa Rosa Mountains; Little Pinyon Flat; collecting in a large drainage from Cactus Spring Trail to Horsethief Creek. 1246 Comment
  UCD123748  Keckiella antirrhinoides A. C. Sanders; T. B. Salvato 2001-5-3 24083 Riverside Perris-Aguanga Basin region: Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley. 494 Comment
  UCR154635  Keckiella antirrhinoides A. C. Sanders, Mike Misenhelter 2005-6-15 30988 Riverside Peninsular Range; Sage-Aguanga Region, 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit of (Big) Oak Mtn., SW of Rocky Ridge and SE of Black Hills 671 Comment
  NY786548  Keckiella antirrhinoides var. antirrhinoides S. D. Boyd 1995-4-24 8496 Riverside Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on northern flank of Agua Tibia Mountain at the north base of Wildhorse Peak, along the Wildhorse Trail near the northeastern corner of the Wilderness. 670.6 Comment
  SD152748  Keckiella antirrhinoides var. antirrhinoides Steve Boyd, T. Ross, D. Bramlet 1993-5-13 7360 Riverside San Mateo Wilderness Area; San Mateo Canyon, along stream about the confluence with Los Alamos Canyon, near junction of Tenaja Road (7S01) and Los Alamos Road (7S04) 395 Comment
  UCR24489  Keckiella cordifolia John C. Roos, L. Roos 1952-6-24 5786 Riverside In the hills west of Beaumont 732 Comment
  UCR95457  Keckiella cordifolia D. L. Banks, E. H. Banks, J. B. Hedge 1996-6-6 1119 Riverside NW Palomar Mtns, Agua Tibia Mtns: NW foothills of Dorland Mtn; S end of Los Caballos Road, UC Emerson Reserve, SW side of the Water Storage tank. 100 m north of the road jct between main preserve road and the road to the Emersn Cottage 457 Comment
  UCR225154  Keckiella rothrockii subsp. jacintensis Steve Boyd, Gary Wallace 2005-7-30 11656 Riverside Peninsular Ranges; San Jacinto Mountains region, San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek 2683 Comment
  UCR113602  Kochia scoparia A. C. Sanders, Mitch Provance, B. Pitzer 2000-9-27 23674 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
  LA205733  Krameria bicolor A. W. Haupt; April 1926 sn Riverside Palm Springs Comment
  UCSB18702  Krameria bicolor Main, Nancy 1965-5-9 Riverside State Highway 74, 16 miles S of junction with State Highway 111, San Bernardino National Forest 944 Comment
  LA45697  Krameria erecta J. A. Ewan; 1931-4-4 4141 Riverside McCoy Mountains Comment
  UCR19180  Krameria erecta John C. Roos 1948-5-15 3857 Riverside Sonoran (Colorado) Desert, S foot of the Eagle Mtns, mouth of Lost Palms Wash Comment
  RSA776573  Krameria erecta Amber Swanson 2011-4-8 368 Riverside Granite Mtns area E of Hwy 177 near jct 62. 423 Comment
  RSA408603  Krameria grayi Albert J. Perkins 1916-4-16 s.n. Riverside Palm Springs. Comment
  UC61699  Krameria grayi L. D. Copeland Apr. 1904 2 Riverside West Canyon Palm Springs (Palm Springs); , West Canyon Comment
  RSA728660  Kyllinga brevifolia R. E. Riefner 2004-9-25 4 -443 Riverside City of Corona; Grenn River Rd. ca 0.8 mi S of 91 Freeway overpass, Green River Golf Course at Santa Ana River. 153 Comment
  RSA561415  Lactuca serriola Steve Boyd, T. S. Ross, D. E. Bramlet 1992-9-9 7678 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Almos Road (7S04) and the confluence of Los Almos Creek., Up the San Mateo Trail north to Potrero de la Cienega. 396 Comment
  RSA180492  Lagophylla ramosissima E. W. Lathrop 1960-5-27 5233 Riverside 6 miles west of Murrieta. Comment
  UCR18039  Lagophylla ramosissima A. C. Sanders, O. F. Clarke, Dan Vossler 1975-7-23 144 Riverside Santa Ana Mtns., Santa Rosa Plateau, Mesa west of Murrieta, along Tenaja Rd. about 2 mi west of the eastern escarpment of the Santa Rosa Plateau. Probably collected very near Bench Mark 1847 ft. shown on the topo map 579 Comment
  UCD63325  Lamarckia aurea H. M. Reed 1914-4-23 Riverside Box Springs Mts., arroyo to w., near Sanitarium. Comment
  RSA576085  Lamium amplexicaule Steve Boyd 1981-4-8 s.n. Riverside Gavilan Hills region, upper Dawson Canyon, just west of the Gavilan Plateau. T4S R5W SE/4 NW/4 sec. 33. 610 Comment
  UCR20769  Langloisia schottii A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1326 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
  RSA0102805  Langloisia setosissima subsp. setosissima Duncan S. Bell, Kay Evelina Lewis-Jones, Isaac Marck, Evan Meyer 2015-4-23 8104 Riverside Rice Valley, to the east of the Arica Mountains, about 6 air miles south southeast of the ghost town of Rice. 211 Comment
  RSA469611  Langloisia setosissima subsp. setosissima L. H. Jones 1910-3-18 s.n. Riverside Riverside Mountain, near the Colorado River. Comment
  RSA0084168  Langloisia setosissima subsp. setosissima Steve Boyd, Orlando Mistretta 1986-3-13 1415 Riverside Palen Mountains: NE of Desert Center, jct of Parker Dam Rd & 'Palen Rd' (rd. going through pass between Palen and Granite Ranges). 183 Comment
  CAS-BOT-BC170704  Larrea tridentata G. P. Rixford 1907-11-25 s.n. Riverside Between Yuma and Needles, Colorado River Comment
  JEPS23490  Larrea tridentata W. L. Jepson 1914-5-22 6046 Riverside Thousand Palms Canyon; Colorado Desert Comment
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Apr 3 2011
  LA209858  Larrea tridentata Leo Boyd; 1953-5-24 Riverside 11 mi. SW of junction of CA highways 74 and 111, on highway 74 Comment
  POM310387  Larrea tridentata Margaret Haringe 1946-4-15 284 Riverside Along road to 29 Palms, south of Morongo valley 396 Comment
  RSA761098  Larrea tridentata Thomas Stoughton, Jackie McConnaughy, Andrew Monks, M. Volke 2010-3-30 105 Riverside Coachella Valley Preserve, near mouth of Thousand Palms Canyon. Jct of Ramon Rd and Thousand Palms Canyon Rd. 91 Comment
  SD259066  Larrea tridentata Sarah J. De Groot, Cheryl Sevilla 2016-6-16 7654 Riverside Mecca Hills: mouth of Painted Canyon, SW side of Mecca Hills, NE of Mecca, W of Box Canyon, NE of Coachella Canal, NE of powerline, near mouth of Skeleton Canyon. 52 Comment
  UC65002  Larrea tridentata E. E. Schellenger 1904-10-18 28 Riverside Chuckwalla Bench; Colorado Desert Comment
  UCR214553  Larrea tridentata A. C. Sanders 2010-3-15 37403 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
  CAS-BOT-BC412765  Lastarriaea coriacea Steve Boyd 1986-4-19 1697 Riverside Temescal Canyon: E side of Indian Wash between I-15 and Temescal Canyon Road Comment
  CAS-BOT-BC338921  Lasthenia californica H. M. Hall 1902-4-22 2941 Riverside Rialto. Vicinity of Riverside Comment
  CAS-BOT-BC352708  Lasthenia coronaria Rimo Bacigalupi; Gene Newcomb 1952-4-25 4399 Riverside Along State Hwy 79 close to summit of St. Johns Grade, about 3/4 mile south of Sage 731 Comment
  CAS-BOT-BC352912  Lasthenia coronaria John Thomas Howell 1928-3-11 3415 Riverside Morongo Canon, n. Colorado Desert Comment
  SEINET7042766  Lasthenia glabrata W. P. Vestal, A. G. Vestal 1955-3-25 3476 Riverside Adenostoma chaparral, Lakeview Mountains on Juniper Flat Road. Lakeview quadrangle UTM Zone 11, 489935mE, 3735502mN. Comment
  RSA550486  Lasthenia glabrata subsp. coulteri D. E. Bramlet 1992-4-15 2235 Riverside San Jacinto Wildlife approximatly 1km east of Davis Road.the polulation extends from an area 20m. of the old San Jacinto River channel to a large alkaline flat, just west of the 1st wildlife ond and extending to the Horse ranch. 133 Comment
  UCR162938  Lasthenia gracilis Fred M. Roberts, D. E. Bramlet 2005-4-1 6149 Riverside Upper Salt Creek, W of Hemet, parcel between Devonshire and Florida, c. 0.2km N of Florida and 0.2km W San Diego Aquaduct; c. 2km NW Ryn Field 457 Comment
  UCR16886  Lasthenia gracilis J. Texera 1970-4-30 15 Riverside San Jacinto Mtns, 1 mi above Lake Hemet, just off Hwy 74 1341 Comment
  UCR178279  Lasthenia gracilis T. B. Salvato, Tracy Tennant 1998-1 MOR- 803 Riverside San Bernardino Mtns., Morongo Indian Reservation, upper Potrero Canyon, near sag pond at Burro Flats, tree stand P-11 1098 Comment
  UCR225592  Lasthenia gracilis A. C. Sanders, T. B. Salvato 2011-3-29 38884 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
  UCR225623  Lasthenia gracilis A. C. Sanders, T. B. Salvato 2011-3-28 38829 Riverside Peninsular Range; Perris-Aguanga Basin Region, Menifee Valley, between Sun City and Perris, west end of McLaughlin Rd. near Byers Rd., along powerline corridor 442 Comment
  SD236281  Lathyrus odoratus John F. Green 2006-5-3 Riverside Peninsular Ranges: French Valley, unincorporated Riverside County, along Briggs Road between Porth Road and Los Alamos Road. 402 Comment
  UC1719501  Lathyrus sulphureus D. Atwood 1993-3-26 17654 Riverside Summit of Santa Ana Mountains, 4.8 mi S of Lake Elsinore, along Hwy 74 812 Comment
  RSA674762  Lathyrus vestitus Scott D. White, Pam De Vries 2000-4-25 7733 Riverside Temescal Valley: Corona area, eastern foothills of Santa Ana Mountains just above citrus groves. 412 Comment
  RSA651394  Lathyrus vestitus subsp. alefeldii Marion P. Harthill 1976-5-6 s.n. Riverside Cleveland National Forest. 609 Comment
  JEPS23550  Layia glandulosa Peter H. Raven 1958-5-5 12904 Riverside Comment
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Mar 13 2011
  JOTR32118  Layia glandulosa La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler, B. Truesdell, D. Shade 2011-4-26 2276 Riverside Joshua Tree National Park. Pleasant Valley, southwestern edge of Hexie Mountains; sandy flats at base of mountains and northern edge of valley (Stop 4) 996 Comment
  UCR243517  Layia glandulosa Jim Andre, T. La Doux, R. B. Kelley 2011-5-4 21092 Riverside Southern Mojave Desert, Joshua Tree National Park, Long Canyon, upper watershed on east ridge, 1.1 mi south of radio tower, c. 6 mi. south of town center of Yucca Valley 1207 Comment
  CAS-BOT-BC379668  Layia platyglossa C. L. Hitchcock; C. V. Muhlick 1964-3-17 23095 Riverside 3 miles SE of Glen Ivy Hot Springs Comment
  SBBG52762  Layia platyglossa N. C. Cooper 1944-4-22 1160 Riverside Banning 731 Comment
  UC1463881  Layia platyglossa Jeanine Derby 1976-5-18 Riverside across Highway 74 from Lake Hemet Store (n side Highway 74); San Jacinto Mts. 1981 Comment
  UCR174162  Layia platyglossa A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32638 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
  UCR241016  Layia platyglossa T. B. Salvato, Tracy Tennant 1998-4-16 MOR- 1216 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Potrero Canyon about 1 mile above locked gate, east side of road near old corrals, tree stand P-03 976 Comment
  UCR95588  Layia platyglossa L. B. Ziegler 1969-5-15 s.n. Riverside Peninsular Range; San Jacinto Mtns., Hemet Valley, near Kenworthy Ranger Station 1372 Comment
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Jan 8 2013
  POM15185  Layia platyglossa subsp. campestris Mary F. Spencer 1922-4-23 1081 Riverside Maillard Canyon, prope [near] Banning. 701 Comment
  RSA543753  Layia platyglossa subsp. campestris Steve Boyd 1991-5-2 6073 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
  RSA660657  Layia platyglossa subsp. campestris C. A. Schideler 1981-4-11 21 Riverside E on Cajalco Rd., mil. 520916. Comment
  RSA352157  Lemna minor Wayne P. Armstrong 1985-6-29 1240 Riverside Fulmor Lake -- on Highway R1 NW of Idyllwild. 1524 Comment
  POM308636  Lepidium fremontii Henry J. Ramsey, Henry J. Ramsey 1937-5-9 3213 Riverside Between Blythe and Desert Center. Comment
  RSA429905  Lepidium fremontii M. B. Dunkle 1934-3-31 4439 Riverside Pinto Basin, Colorado Desert 915 Comment
  SDSU18644  Lepidium fremontii var. fremontii Michael G. Simpson, Kristen Hasenstab 2008-4-1 2942 Riverside Joshua Tree National Park, east side of Mastodon Peak, ca. 0.65 mile east-southeast of Cottonwood Spring. 1027 Comment
  POM259967  Lepidium lasiocarpum P. A. Munz 1940-3-23 15724 Riverside N end of Pinto Basin mojave desert 915 Comment
  RSA796331  Lepidium lasiocarpum Duncan S. Bell 2009-4-18 203 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
  UCR239906  Lepidium lasiocarpum O. F. Clarke 2004-4-16 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, North Loop Trail near Two Trees Canyon 701 Comment
  UCR260577  Lepidium lasiocarpum A. C. Sanders, Nina Kidd, Jeff Crain 2015-3-31 41538 Riverside Peninsular Range; Eastern Foot of Santa Ana Mtns., Temescal Canyon, southwest side of Temescal Canyon Rd. near El Hermano Road junction 313 Comment
  RSA161340  Lepidium lasiocarpum var. lasiocarpum P. H. Raven 1958-3-16 11852 Riverside outwash plain below Cottonwood Springs, Joshua Tree National Monument. Comment
  UCR228823  Lepidium latipes A. C. Sanders, T. B. Salvato 2011-4-4 38971 Riverside Peninsular Range, Warm Springs Valley, 0.4 mi. WNW (276 deg. ) of intersection of Collier Ave. & Riverside Dr./Hwy 74, NE of Baker St. 387 Comment
  RSA653419  Lepidium virginicum var. pubescens Scott D. White 1999-5-24 7386 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
  UCR266365  Lepidium virginicum var. robinsonii D. E. Bramlet 2005-5-4 3844 Riverside Perris-Aguanga Basin Region, San Jacinto Valley, west of Hemet, railroad tracks west of California Ave. 456 Comment
  POM31105  Lepidospartum squamatum Marcus E. Jones 1900-7-13 s.n. Riverside Dripping Springs near Temecula. 366 Comment
  RSA697080  Lepidospartum squamatum Anonymous 1928-11-12 381 Riverside Aguanga. Comment
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Oct 23 2011
  JEPS69871  Leptodactylon pungens W. L. Jepson 1901-5-25 1456 Riverside Coyote Canyon , Coyote Canyon (sw of Santa Rosa Mts.) Comment
  RSA525699  Leptosiphon floribundus Steve Boyd, T. S. Ross 1990-5-11 4637 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
  POM10236  Leptosiphon lemmonii Charlotte M. Wilder 1905-4-9 579 Riverside Wilder's canon, Juniper [Jurupa] Hills. Comment
  POM197771  Lessingia glandulifera var. glandulifera John T. Howell 1927-8-2 2909 Riverside Idyllwild, near Strawberry Valley. San Jacinto Mts. Comment
  UCR95950  Lessingia glandulifera var. glandulifera Scott D. White 1996-8-1 4406 A Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  UCR213683  Lewisia rediviva Justin M. Wood 2009-5-11 691 Riverside San Jacinto Mountains, Garner Valley, Quinn Flat area 1396 Comment
  RSA703626  Leymus condensatus Scott D. White, Angelia Carey 2004-9-16 10749 Riverside Along Poppet Creek NE of San Jacinto River. Along open sandy dry wash and adjacent roadside. 561 Comment
  SBBG89134  Leymus condensatus L. F. LaPre 1988-6-3 Riverside Indian Truck Trail exit on W side of Interstate 15 in Temescal Cyn, ca. 0.25 mi from the freeway near the dirt rd Comment
  UCR248027  Ligustrum O. F. Clarke 2011-5-2 s.n. Riverside Riverside, UCR Botanic Garden 412 Comment
  UCR260894  Ligustrum japonicum A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-25 41526 Riverside Moreno Valley, south side of Allesandro Blvd. west of Graham St., north of Brodiaea Ave. 488 Comment
  UC1873120  Limonium R. E. Riefner Jr. 06 -398 Riverside Corona-La Sierra area, vicinity of Green River Road and Palisades Drive 15 Comment
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Nov 20 2010
  UCR127856  Limonium ramosissimum R. E. Riefner Jr. 2003-5-27 03- 241 Riverside Elsinore Trough, back basin of Lake Elsinore, Malaga Rd. near Mission Trail, SE of intersection 390 Comment
  RSA588982  Limosella aquatica D. Bramlet 1992-5-15 2282 Riverside Pipeline seep located south of Lakeview hot springs and just S. of the MWD access road. The site is located some 833m. west of the San Jacinto River and 433m eat of the intersection of Pozos Rd. and the MWD pipeline maintenance road. Comment
  CAS-BOT-BC225693  Linanthus californicus Harwood; Munz 1920-3-20 3394 Riverside Glenn Ivy 335 Comment
  UCR8102  Linanthus ciliatus B. Freeman 1969-6-13 690613- 01 Riverside San Jacinto Mtns., University of California, Riverside's James Reserve, near Lake Fulmor, on road from Banning to Idyllwild. Trailfinder's Camp. 1646 Comment
  RSA523546  Linanthus dianthiflorus subsp. dianthiflorus Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4006 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  JOTR36429  Linanthus jonesii La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 678 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; just west of bend in Hwy 177 near park boundary; desert pavements w/ braided rivulets (Stop 1) 213 Comment
  UCR208453  Linanthus jonesii Scott D. White, Justin M. Wood 2009-3-24 12574 Riverside Colorado Desert, western foothills of Mecca Hills, c. 0.5 air mi east of the Coachella Canal and 4 air mi south of the I-10 Fwy 27 Comment
  UCR48511  Linanthus lemmonii Steve Boyd 1986-4-2 1633 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  CLARK-A1528-3476  Linanthus liniflorus John C. Roos 1937-5-27 Riverside Reche Canyon Comment
  LA206725  Linanthus pungens Elizabeth McClintock; 1936-7-27 sn Riverside San Jacinto Mountains, trail to Tahquitz Peak Comment
  RSA291597  Linaria canadensis var. texana C. W. Tilforth, Walter Wisura 1979-4-11 1781 Riverside Long Canyon, in wash, Rancho California Road, east of Temecula Comment
  RSA572985  Linaria canadensis var. texana Steve D. Boyd 1986-4-19 1702 Riverside Temescal Canyon: E side of Indian Wash between I-15 and Temescal Canyon Road. Comment
  UCR100153  Lithophragma Scott D. White 1994-4-23 2035 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
  UCR178006  Lithophragma Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 077 Riverside San Bernardino Mtns., Morongo Indian Reservation, Hathaway Canyon, tree stand H-05 915 Comment
  RSA657232  Loeflingia squarrosa J. M. Porter 2001-4-2 12328 Riverside Coachella Valley, Desert Hot Springs, S of Big Morongo Wash, along Indian Ave, just S of the jtn. with Pierson Avenue. 396 Comment
  RSA586297  Loeflingia squarrosa var. squarrosa D. L. Banks, Steve Boyd 1995-5-3 0207 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
  RSA757823  Loeseliastrum schottii Michael Wall 2010-5-6 557 Riverside Morongo Wash, NE of Palm Springs, WNW of Flat Top Mountain. 164 Comment
  UC667328  Loeseliastrum schottii Annie M. Alexander and Louise Kellogg 1941-5-15 2174 Riverside n. base Eagle Mts.; Colorado Desert, Eagle Mts. 883 Comment
  UCR60933  Logfia arizonica Steve Boyd, T. S. Ross, L. Arnseth 1989-4-2 3195 Riverside Peninsular Range, Vail Lake area, W end of bench on S flank of Oak Mtn. 549 Comment
  CAS-BOT-BC342253  Logfia filaginoides Steve Boyd 1986-4-22 1732 Riverside Temescal Canyon: Walker Canyon area where Alberhill creek (=Temescal Ck.) flows between Alberhill Mtn. and Gavilan Hills Comment
  CAS-BOT-BC342254  Logfia filaginoides Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla 1990-4-2 4044 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Sta. 609 Comment
  CAS-BOT-BC342263  Logfia filaginoides L. R. Abrams 1926-3-27 11133 Riverside Between Whitewater and Cabazon Comment
  SEINET251732 Image available Lolium multiflorum Walter Graves 2002-6-11 602 -3 Riverside Riverside: grown at UCR in Agricultural Operations Fields (Riverside East 7.5' Q.:). 305 Comment
  UCD66453  Lolium perenne E. W. Lathrop 1966-5-26 6342 Riverside Santa Ana Mountains, Mail Divide Truck, Trail between El Carriso and Santiago Peak, Cleveland Nat'l. Forest. 1219 Comment
  UCR91876  Lolium perenne subsp. multiflorum A. C. Sanders, K. D. Jones, D. Malueg 1996-4-20 18055 Riverside San Jacinto Valley, San Jacinto River between Nuevo and Lakeview, from 11th to 13th Streets, E side of the river channel 433 Comment
  SEINET1869725  Lolium rigidum Walter Graves 2002-1 502 -16 Riverside Riverside: grown at U.C.R. in Agricultural Operations Fields. 305 Comment
  UCR21018  Lomatium dasycarpum A. C. Sanders, Steve Boyd 1980-5-19 01499 Riverside San Jacinto Mtns, Garner Valley. Meadow west of Kenworthy Ranger Station. 1375 Comment
  HSC86979  Lonicera subspicata var. denudata J. Freeman 1988-5-15 Riverside Along Hwy. 79, 0.25 mi. W of Dripping Springs. 610 Comment
  POM4466  Lonicera subspicata var. denudata I. M. Johnston 1918-5-30 s.n. Riverside Lee Lake, Temescal Canyon. 335 Comment
  SDSU2923  Lonicera subspicata var. denudata H. Wedberg 1962-7-29 981 Riverside About 7 miles from hemet on the road to Mountain Center, opposite the 2000' sign. 610 Comment
  SFV20158  Lonicera subspicata var. denudata J. N. Hogue, S. G. Hogue, J. M. Wrublik 2005-9-5 263 .5 Riverside Santa Rosa Mountains Santa Rosa Mountain Truck Trail (=USFS Road 7S02). 0.7 miles from Highway 74. 1500 Comment
  RSA605678  Lotus R. S. Woglum 1939-4-11 2219 A Riverside Sonoran Desert: Near Rice, Coxcomb Tunnel. Comment
  UC864765  Lotus argophyllus var. argophyllus C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-4-15 4638 Riverside Perris-Gavilan Peak 600 Comment
  UC15537  Lotus argyraeus H. M. Hall May 1899 1173 Riverside Coyote Canyon San Jacinto Mountains, El Toro Mt. 1524 Comment
  POM229795  Lotus argyraeus var. argyraeus P. A. Munz 1937-5-30 15136 Riverside Santa Rosa Peak. 2409 Comment
  RSA483573  Lotus crassifolius D. Charlton 1988-5-21 1970 Riverside Thomas Mountain Road, from North to South. West of Garner Valley and South of Lake Hemet on Hwy 74. 1829 Comment
  POM9228  Lotus hamatus I. M. Johnston 1920-5-8 s.n. Riverside Jurupa Mountains, extreme west end. Comment
  RSA697967  Lotus humistratus J. R. Bruff 1928-5-2 169 Riverside Cottonwood Springs. Comment
  UCR22014  Lotus humistratus Steve Boyd 1980-5-22 299 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau. east of the trailer park, E side of Gavilan Rd 625 Comment
  UCR20890  Lotus nevadensis var. nevadensis A. C. Sanders 1978-7-1 00339 Riverside San Jacinto Mtns, James Reserve, above Lake Fulmor 1646 Comment
  UC15665  Lotus oblongifolius var. oblongifolius H. M. Hall Jul 1901 2573 Riverside vicinity Deer Springs; San Jacinto Mountains 2590 Comment
  RSA720599  Lotus purshianus T. Tennant, T. B. Salvato 1998-6-23 MOR- 486 Riverside Morongo Indian Reservation, N end of Hathaway Cyn., ca. 0.4 miles E of pk 4265 (polygon 13). 1341 Comment
  UCR187285  Lotus purshianus Diane Menuz, Theresa Johnson 2006-8-2 197 Riverside Peninsular Range; Santa Ana Mtns, Santa Margarita Ecological Reserve, along Santa Margarita River in Temecula Canyon, c. 100 m upstream from road crossing of river 274 Comment
  JOTR31880  Lotus rigidus La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2133 Riverside Joshua Tree National Park. Little San Bernardino Mountains; steep, gravelly, southwest facing slope above fork of Fargo and Rockhouse Canyons Comment
  POM13048  Lotus rigidus P. A. Munz, D. D. Keck 1922-4-9 4847 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 427 Comment
  SFV5011  Lotus rigidus F. M. Ball 1964-1-4 s. n. Riverside Colorado Desert Rocky roadside, Seven Level Hill about 10 miles south of Palm Desert on Route 74 to Hemet. 610 Comment
  UC33595  Lotus rigidus H. M. Hall 1902-4-12 2841 Riverside Coyote Canyon, w borders of Colorado Desert Colorado Desert 152 Comment
  POM27177  Lotus scoparius var. brevialatus Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. Comment
  POM305818  Lotus scoparius var. scoparius Henry J. Ramsey, Henry J. Ramsey 1937-2-4 1041 Riverside Elsinore-Capistrano Comment
  CSUSB1196  Lotus strigosus Ed West 1972-5-5 4 Riverside San Jacinto Mountains San Jacinto Mountains. 15.3 miles from Banning on the Palms to Pines Highway. 1746 Comment
  UCR169857  Lotus strigosus T. B. Salvato, John F. Green 2004-5-27 589 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
  RSA697979  Lotus subpinnatus J. R. Bruff 1928-4-2 89 Riverside Whitewater. Comment
  JEPS48833  Lupinus Marjorie D. Clary 1932-5-13 951 Riverside Lost Horse Canyon , Lost Horse Canyon (Little San Bernardino Mts.) Comment
  RSA568836  Lupinus Christopher Davidson 1979-4-4 7678 Riverside Orocopia Mts. Lower end of Box Canyon Rd., 4.4 mi E of Mecca. 213 Comment
  JEPS121502  Lupinus arizonicus Adam C. Schneider with Will Freyman 2014-2-16 408 Riverside East side of Highway 177. Comment
  RSA795737  Lupinus arizonicus Jim Andre 2012-3-18 21286 Riverside Palen Valley; along Rice Road (Highway 177) east of Coxcomb Mountains, 9.6 miles south of Highway 62. 208 Comment
  UC1212156  Lupinus bicolor David Dunn 1941-3-29 932 Riverside two mi w Corona; w of Corona Comment
  UCR84985  Lupinus bicolor A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16227 Riverside San Jacinto Mountains, San Gorgonio Pass: on and near a rocky spur at the N foot of the mountains, SW of Verbenia Ave, west of Snow Creek, east of Cabazon 550 Comment
  UCR138143  Lupinus bicolor subsp. marginatus D. L. Banks, V. W. Steinmann 1997-3-13 1418 Riverside NW Palomar Mtns, Agua Tibia Mtns: Redhawk Housing Development, north of the Pechanga Indian Reservation in the hills south of the intersection of Marge Place and Tehachapi Pass (S of Redhawk Parkway) 378 Comment
  RSA613415  Lupinus bicolor subsp. microphyllus D. L. Banks 1997-4-5 1676 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
  RSA0122710  Lupinus concinnus Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9054 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Agua Alta Canyon, approximately 3.5 air miles southeast of the summit of Martinez Mountain. 639 Comment
  UCR33822  Lupinus concinnus Robert McKernan 1980-4-10 s.n. Riverside San Bernardino Mtns., Banning Canyon, 6.2 mi. north of San Gorgonio Road, on the dirt road through the canyon 1372 Comment
  RSA515333  Lupinus concinnus subsp. concinnus Jeri Hirshberg 1989-4-11 s.n. Riverside Santa Rosa Plateau, S of town of Murrieta, Cole Canyon, NW of Mesa de Burro, at head of canyon. 610 Comment
  SEINET10870983  Lupinus densiflorus var. austrocollium Robert F. Thorne 1968-5-8 Thorne 37598 Riverside Santa rosa plateau: grassy bank along small stream near roadside, rancho California; with cirsium drummondii, astragalus pomoninsis, etc. 610 Comment
  SD229154  Lupinus excubitus var. austromontanus Dick Schwenkmeyer 2012-8-28 826 Riverside Fuller's Mill camp, 2.6 mi. east of intersection of highway 243 and Fuller's Mill road, 7.5 miles north of Idyllwild. 1799 Comment
  UCR121228  Lupinus excubitus var. austromontanus Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2268 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  JOTR34172  Lupinus excubitus var. excubitus Harding, Mitzi, T. Herskovits and D. Oquendo 2011-5-5 128 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Gravelly hills above canyon wash (Stop 3) 1217 Comment
  RSA413601  Lupinus excubitus var. hallii E. Crow 1929-3-17 205 Riverside Glen Ivy Hot Springs, Santa Ana Mts, Comment
  RSA17253  Lupinus formosus Carl B. Wolf 1936-6-17 7961 Riverside Santa Ana Mts., Tenaja Road, North end of La Cienaga. 732 Comment
  UCD170864  Lupinus hirsutissimus A. C. Sanders; T. B. Salvato, Mitch Provance 2003-4-4 25849 Riverside San Bernardino/Santa Ana River Valley Region, Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope. 366 Comment
  UCR84614  Lupinus hirsutissimus Scott D. White, S. Ogg 1994-4-21 1998 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  POM280804  Lupinus pallidus Henry J. Ramsey, Henry J. Ramsey 1940-4-14 s.n. Riverside 50 miles N of Blythe Comment
  RSA413489  Lupinus shockleyi Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-29 7810 Riverside West of Indio, 3 miles E of Date Palm Dr. 15 Comment
  SDSU12937  Lupinus sparsiflorus Jutta Buschbom 1991-6-20 36 Riverside SE-Slope, N-border of the Reserve, beyond an Avocado-grove, ca. 500m (15 min) NW from the field station. Santa Margarita Ecological Reserve, Temecula. 375 Comment
  UC194832  Lupinus sparsiflorus S. B. Parish 1906-5-13 10851 Riverside Cottonwood Springs; Colorado Desert Comment
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Oct 9 2010
  SD244161  Lupinus succulentus T. B. Salvato, Mike Landers 2013-3-21 7384 A Riverside Perris-Aguanga Basin: Murrieta, between Hwy 215 and State Route 79 (Winchester Road), .23 mile east of the intersection of Keller Road and Menifee Road (Romoland 7.5'Q) 466 Comment
  RSA522745  Lupinus truncatus Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-3-29 3852 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain. 396 Comment
  SBBG53757  Lupinus truncatus S. Boyd 1980-5-11 Riverside Harford Springs County Park, NW corner of Gavilan plateau, N border of park Comment
  SD152847  Lupinus truncatus Steve Boyd 1992-4-15 6861 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Bluewater Canyon along Bluewater Trail. 334 Comment
  CAS-BOT-BC231414  Lycium andersonii Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9552 Riverside Cottonwood Springs Canyon Comment
  CLARK-A1528-883  Lycium andersonii Alan Chamberlain 1957-3-16 Riverside Riverside Comment
  RSA480089  Lycium andersonii Steve D. Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2178 Riverside Palen Pass at the north end of the Palen Mountains. 500 Comment
  UCR89576  Lycium andersonii Bern Schwenn 1994-4-30 s.n. Riverside southern Mojave Desert, Joshua Tree National Monument. E side of Hexie Mtns., along Ruby Lee Well Road, between paved Pinto Basin Road and the divide. 823 Comment
  UCR89527  Lycium cooperi Bern Schwenn 1994-4-9 s.n. Riverside Southern Mojave Desert, Little San Bernardino Mtns, Joshua Tree National Monument [now National Park]: 'Hidden Gold' Canyon below the Hidden Gold Mine. In 3rd canyon on N side 1085 Comment
  RSA80303  Lycium torreyi F. W. Peirson 1916-4-1 1087 Riverside Palm Springs region, head of Coachella Valley. Comment
  SDSU13005  Lythrum californicum Michael G. Simpson 1999-10-27 2047 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  UCR121335  Machaeranthera asteroides A. C. Sanders, Mark Elvin, Vipul Joshi 2002-4-26 25036 Riverside The Badlands, west fork of Laborde Canyon near old rocket test facility 622 Comment
  CAS-BOT-BC154108  Machaeranthera tortifolia N. Aitkenhead 1977-2-3 s.n. Riverside Maniobra Valley N. of Orocopia Mnts. Comment
  UCR261217  Malacothamnus densiflorus A. C. Sanders, Jeff Crain 2015-5-20 41741 Riverside Temesal Canyon, Temescal Creek at I-15 bridge, 2.2 km west of Lake St. at Alberhill 363 Comment
  UCR58854  Malacothamnus densiflorus Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3546 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake area, pond and freshwater marsh in Kolb Creek, just south of the lake Comment
  RSA0104032  Malacothamnus densiflorus J. T. Howell 1928-7-8 1056 Riverside Santa Ana Mts., above Glen Ivy. 915 Comment
  CSUSB1447  Malacothamnus fasciculatus Karen Cook 1966-5-19 Riverside North-facing slope at foot of Mount Rubidoux, in Riverside. 243 Comment
  UC2015573  Malacothamnus fasciculatus Scott D. White 1996-2-18 3806 Riverside Perris Basin Double Butte, NW of Winchester. SE-facing slope of W butte and alluvial soil at base. Comment
  UCR120926  Malacothamnus fasciculatus A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24926 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  UCR256788  Malacothamnus fasciculatus T. B. Salvato, Matthew Malle 2013-5-20 7571 Riverside Perris-Aguanga Basin, Menifee, east of Railroad Canyon and west of Hyw I-215. Murrieta Road between Newport Road and La Piedra Road 454 Comment
  UCR133704  Malacothamnus fasciculatus var. fasciculatus N. C. Cooper 1944-5-21 1279 Riverside Hemet 549 Comment
  CAS-BOT-BC345424  Malacothrix clevelandii John Thomas Howell 1931-5-30 6590 Riverside Santiago Peak Trail, Santa Ana Mts. Comment
  UC218090  Malacothrix coulteri P. A. Munz, D. Keck 1922-4-9 4813 Riverside Chuckwalla Valley, Hayfields Colorado Desert, Chuckwalla Valley, Hayfields 152 Comment
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May 1 2006
  POM305807  Malacothrix glabrata Henry J. Ramsey, Henry J. Ramsey 1937-4-2 1052 Riverside Corona-Elsinore. Comment
  POM362310  Malacothrix glabrata M. B. Dunkle 1935-3-31 4447 Riverside North of Cottonwood Springs, Colorado Desert 762 Comment
  POM362322  Malacothrix glabrata Ora M. Clark 1929-3-16 1693 Riverside South of Cabazon. Comment
  RSA771656  Malacothrix glabrata Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4912 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  UCR167076  Malacothrix glabrata Scott D. White 2005-3-29 10842 Riverside San Gorgonio Pass, Cabazon: alluvial fan and benches west of San Gorgonio river and south of I-10 fwy. west of existing gravel quarry, likely to be proposed for quarry expansion 598 Comment
  SEINET3449033  Malva parviflora Unknown 2001-4-29 33519 Riverside Calimesa, Calimesa, south side of route interstate 10 right of way, 0.2 miles west of Desert lawn Road exit, small drainage culvert at San Timoteo Wash 700 Comment
  OBI37525  Malvella leprosa Steve Boyd 1985-8-7 1120 Riverside Murrieta area, Clinton Kieth Rd, just E of the Bear Crk dev golfcourse Comment
  POM13095  Mammillaria tetrancistra P. A. Munz 1921-12-31 5012 Riverside Andreas Canyon, Palm Springs. Comment
  RSA772015  Marah macrocarpa Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4955 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  SD186174  Marah macrocarpa A. C. Sanders 2004-4-20 27525 Riverside Santa Rosa Plateau, 0.5 km west of Tenaja Road and north of the San Diego county line. 640 Comment
  CAS-BOT-BC216179  Marina parryi Marcus E. Jones 1926-2-16 s.n. Riverside Corn Spring Comment
  RSA28049  Marina parryi I. L. Wiggins 1941-3-27 9672 Riverside South end of Coxcomb Mountains 8 miles northeast of Desert Center. Comment
  RSA776692  Marina parryi Duncan S. Bell, Amanda Turek 2010-4-10 791 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  UCR237636  Marina parryi Duncan S. Bell, Amanda Turek 2010-4-10 791 Riverside Riverside Mountains, southern section of the mountain range, c. 1 air mi southwest of Riverside Mountain Peak 269 Comment
  UCR277801  Marina parryi A. C. Sanders, Jim Malusa 2017-1-14 42663 Riverside Sonoran (Colorado) Desert, Salt Creek wash, where it passes bend in old Kaiser RR tracks, c. 6 miles east of Dos Palmas 119 Comment
  UCR52003  Marina parryi Steve Boyd 1988-3-10 2131 Riverside Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass 300 Comment
  SD187430  Marrubium vulgare Scott D. White, Angelia Carey 2004-5-7 10335 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills 548 Comment
  POM11719  Marsilea vestita P. A. Munz, I. M. Johnston 1922-5-20 5446 Riverside San Jacinto Mountains: 2 mi. below Kenworthy 1402 Comment
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Mar 25 2011
  RSA0119894  Matelea parvifolia Duncan S. Bell, Thomas Stoughton 2016-4-12 9222 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 3.5 air miles southwest of the junction of Agua Alta Canyon and Martinez Canyon. 775 Comment
  RSA445531  Meconella denticulata E. Crow 1929-3-17 201 Riverside Glen Ivy Hot Springs, Santa Ana Mts. Comment
  CDA39524  Melasphaerula ramosa O. F. Clarke 2006-4-4 s.n. Riverside University of California, Riverside. Botanic Garden. Comment
  CLARK-A1528-4725  Melica frutescens John C. Roos 1937-4-18 1360 Riverside San Jacinto Mountains Comment
  JOTR30808  Melica frutescens Andre, Jim, Tasha La Doux 2008-9-16 10688 Riverside Joshua Tree National Park. along Bell Mountain Rd. atop Bell Mountain, approximately 0.3 miles north of radio tower. Queen Mountain USGS 7.5 min quad Near 34 00.35' N 116 00.017' W 1358 Comment
  SDSU17522  Melica frutescens Jerry Jenkins 2001 -035 Riverside Santa Margarita Ecological Reserve. West shore of S.M. river, on granite bluffs. UTM zone 6, 481900E, 3699850N. UTM transfered to GIS. 165 Comment
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Aug 11 2017
  UCR78461  Melica frutescens Scott D. White 1993-4-22 1241 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 489 Comment
  RSA515315  Melica imperfecta Jeri Hirshberg 1989-4-11 s.n. Riverside Santa Rosa Plateau, S of town of Murrieta, NE of Mesa de Burro, creek below Guava-De Luz Road, approximately 1.5 miles SW of intersection with Hayes Avenue., (Near 33 deg 31'N, 117 deg 14'W.) 610 Comment
  UCD87826  Melica imperfecta Beecher Crampton 1963-5-7 6783 Riverside Western. 2 miles W of Lakeland Village, Elsinore Mountains. Cleveland National Forest. 609 Comment
  UCD88006  Melica imperfecta Peter H. Raven 1958-5-5 12879 Riverside Jumbo Rocks Camp Ground, Joshua Tree National Monument. 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
  UCR101441  Melica imperfecta A. C. Sanders 1997-4-10 20323 Riverside Tucalota Hills, east of Lake Skinner 701 Comment
  CSUSB1109  Melilotus indicus Leland E. Francois 1966-3-27 32766 1 Riverside City of Riverside, lower southeast slope of Mount Rubidoux, just up the slope from Glenwood Drive. 297 Comment
  RSA244817  Melilotus indicus E. C. Jaeger 1938-8-15 s.n. Riverside Cottonwood Creek. About 20 miles south of Hemet. 915 Comment
  RSA10092  Mentha canadensis F. M. Reed 1903-8-29 308 Riverside River bottom near Chinatown Ford Comment
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Sep 5 2011
  RSA440423  Mentzelia involucrata A. C. Life 1916-2-20 s.n. Riverside Colorado Desert Comment
  UCR88536  Mentzelia involucrata A. C. Sanders 1995-4-13 16497 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
  UC700968  Mentzelia longiloba Aven and Ruth Nelson 1939-3-30 3336 Riverside near Desert Center (hiway 60) Comment
  RSA0107475  Mentzelia longiloba var. longiloba Duncan S. Bell, Amanda Turek 2009-3-29 149 Riverside Collecting in the large western drainage of the Arica Mountains, within the Palen/McCoy wilderness area. 434 Comment
  RSA4913  Mentzelia longiloba var. longiloba Carl B. Wolf 1932-4-28 3075 Riverside Chuckwalla Valley, 20 miles west of Blythe on the Mecca road 122 Comment
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Mar 26 2011
  UC19591  Mentzelia montana H. M. Hall May 1899 1121 Riverside San Jacinto Mountains, Strawberry Valley 1615 Comment
  POM10068  Mentzelia puberula E. E. Schellenger 891 Riverside Colorado Desert. Santa Marie Mts. [Little or Big Maria Mountains] Comment
  UCR261175  Mentzelia veatchiana A. C. Sanders, Katie Young, John Hale 2015-4-22 41600 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-BC170849  Mentzelia veatchiana A. J. McC. 1892-4-1 71 Riverside Elsinore Comment
  UCR213532  Microseris lindleyi A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37799 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, west of dirt extension of Lake St., 1.0 mi. NW (341 deg. ) of intersection of I-15 and Lake St. 526 Comment
  RSA507952  Microsteris gracilis subsp. humilis Steve Boyd, K. A. Boyd, C. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2270 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  POM307270  Mimulus androsaceus Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2116 Riverside Santa Rosa Mountains. Comment
  RSA444468  Mimulus aurantiacus var. puniceus Roos 1966-4-29 s.n. Riverside Rocky hills between March Air Force Base and Lakeview. Comment
  UCR21164  Mimulus aurantiacus var. puniceus Steve Boyd 1980-7-3 s.n. Riverside Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve 518 Comment
  RSA554425  Mimulus bigelovii var. bigelovii Theo Glenn 1991-5-24 91 -130 Riverside Palen Mtns, NE of Desert Center. 399 Comment
  RSA649248  Mimulus bigelovii var. bigelovii Sears 1978-3-18 937 b Riverside Corn Springs Wash at Corn Spring, 7 mi. SE of Desert Center. 563 Comment
  RSA160450  Mimulus bigelovii var. bigelovii John Olmsted 1958-3-30 95 Riverside at foot of first mountains north of southern entrance to Joshua Tree National Monument wth southern drainage toward the Salton Sea. Coloroaso desert Transitionzone. Comment
  RSA586799  Mimulus brevipes D. L. Banks, S. D. Boyd 1995-5-3 237 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
  RSA796511  Mimulus brevipes Robert F. Thorne, E. W. Lathrop 1977-5-18 49721 Riverside Santa Ana Mountains: Bear Spring [east slope of Santiago Peak] Comment
  UCR260569  Mimulus brevipes T. B. Salvato 2014-5-29 8033 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Bundy Canyon Road and Debon Street, c. 0.7 mi west of Murrieta Rd and 4.4 mi southeast of Canyon Lake 537 Comment
  UCR161406  Mimulus cardinalis A. C. Sanders, Mike Misenhelter 2005-9-20 31682 Riverside San Jacinto Mtns. Foothills, Santa Rosa Hills south of Hemet, road NW of Gibbel Flat, south end of Cornell St., 0.5 mi. SE of the Ramona Bowl 610 Comment
  UCR174171  Mimulus floribundus A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32593 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  RSA586947  Mimulus fremontii D. L. Banks, S. D. Boyd 1995-5-30 476 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N Flank of Agua Tibia Mountain, along the Dripping Springs Trail; at first saddle area in section 34, NNE of the two peaks of Agua Tibia Mountain. 963 Comment
  RSA0014937  Mimulus fremontii var. fremontii LeRoy Gross, Evan Meyer 2013-5-21 6122 Riverside West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley., Started near 33.72895N, 116.73415W. And ended at Inspiration Point, near [coordinates given.] 1631 Comment
  UCR14560  Mimulus fremontii var. fremontii T. Gull 1974-5-11 s.n. Riverside San Bernardino Mtns., Lower Banning Canyon Comment
  RSA717679  Mimulus guttatus A. C. Sanders 2004-5-5 27781 Riverside Gavilan Hills; route of proposed realignment of Gavilan Rd., SSW from Multiview Rd. intersection, ca. 0.25 mi. NNW of Harford Spring, ca. 1.2 mi. NE of Gavilan Peak. 579 Comment
  UCR154450  Mimulus guttatus A. C. Sanders, Mike Misenhelter 2005-6-15 30961 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
  UCR215616  Mimulus guttatus Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 03 Riverside Peninsular Range, Box Springs Mountains, eastern edge of Riverside; Two Trees Canyon Trail near the trailhead 409 Comment
  UCR3734  Mimulus guttatus Frank C. Vasek 1964-7-25 640725 11 Riverside San Jacinto Mountains, Dark Canyon near Wet Canyon Campground Comment
  UC76436  Mimulus nasutus Miss M. Alice King March, 1893 Riverside Menifee Comment
  UCR75061  Mirabilis bigelovii A. C. Sanders, E. J. Lawlor 1992-4-4 12126 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  CHSC64324  Mirabilis bigelovii var. bigelovii Chris Dietrich; M. Merello, H. Schmidt 1994-4-12 19 Riverside 9 miles north-northwest of Indio, off Dillon Road 1.9 miles northeast on Berdoo Canyon Road (J241). BLM land. Desert Access Guide Map #17. 380 Comment
  SEINET272153  Mirabilis californica A. C. Sanders 1997-3-1 19 Riverside Box Springs Mountains: S end of the range along Gernert Rd. in valley drainging to Box Spring Cyn. 457 Comment
  UCR133959  Mirabilis californica Mitch Provance, J. S. Ross 1998-3-27 MOR- 981 Riverside San Bernardino Mtns., Morongo Indian Reservation, road 5501 towards Millard Canyon, just south of the juction with the NE bound road to Deep Cyn. 671 Comment
  UCR130122  Mirabilis laevis Scott D. White 2001-4-3 8227 Riverside Sonoran (Colorado) Desert, Shavers Valley, near the I-10 Freeway, c. 15 miles east of Indio junction of I-10 and Calif. SR 111, adjacent to powerline access roads at unnamed freeway exit accessing pump station 473 Comment
  CAS-BOT-BC434690  Mirabilis laevis var. crassifolia G. P. Rixford 1915-4-3 s.n. Riverside Riverside Comment
  NY199128  Mirabilis laevis var. crassifolia D. K. Christopher 2003-4-6 101 Riverside UC Riverside, Motte Rimrock Reserve. Off Sage Road 540 Comment
  SDSU16685  Mirabilis laevis var. crassifolia Francis H. Bozzolo 2006-4-16 7 Riverside Santa Margarita Ecological Reserve, northern end, ca. 0.1 miles south of North gate on Via Tornado road. Shallow slope on NW side of road, with single large Quercus sp at base. 360 Comment
  OBI70184  Mirabilis laevis var. retrorsa Larry Kelly, David J. Keil 1988-4-16 53 Riverside Ca. 5 mi from hwy 10 on rd through Ocatillo garden, and cholla patch in Joshua tree natl monument Comment
  RSA113272  Mirabilis laevis var. retrorsa E. K. Balls 1955-4-1 20416 Riverside Hwy 74, 10.2mi, S from jct. of Hwy. 111 to Palm Springs 915 Comment
  RSA464823  Mirabilis laevis var. retrorsa N. C. Cooper 1949-4-24 3643 Riverside Devil s Cactus Garden, Colorado Desert. 244 Comment
  SJSU8552  Mirabilis laevis var. retrorsa R. C. McGehee 1970-4-28 239 Riverside 2 mi S of Cottonwood Pass, Joshua Tree National Monument Comment
  UC168849  Mirabilis laevis var. retrorsa S. B. Parish 1907-4-28 6073 Riverside Whitewater; Colorado Desert 360 Comment
  UCR200291  Mirabilis laevis var. villosa Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11232 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range 549 Comment
  RSA0106701  Mohavea confertiflora Duncan S. Bell, Amanda Turek 2010-4-9 754 Riverside East side of the Arica Mountains, near the center of the range; approx. 1.75 air mile west of Priest Well. 439 Comment
  RSA408755  Mohavea confertiflora N. C. Cooper 1949-4-8 3300 Riverside Desert Center. 610 Comment
  SJSU11581  Mohavea confertiflora R. C. McGehee 1970-3-4 121 Riverside junction of Joshua Tree National Monument boundary & rd to Mission Sweet Mine Comment
  PASA135  Mohavea viscida R. E. Merrill Riverside Palm Canyon Comment
  UCR101520  Mollugo cerviana Steve Boyd, Valerie Soza, Tasha LaDoux 1997-10-13 10050 Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10. 427 Comment
  UCR77714  Mollugo verticillata Steve Boyd, Et al 1991-6-14 6342 Riverside Peninsular Range, Skunk Hollow area, 2 mi east of Murrieta Hot Springs, just west of Second San Diego Aquaduct Comment
  CAS-BOT-BC220022  Monardella breweri subsp. lanceolata S. B. Parish; W. F. Parish 1882-6-1 1630 Riverside Temecula Comment
  CAS-BOT-BC220026  Monardella breweri subsp. lanceolata Carl B. Wolf 1932-8-4 3914 Riverside San Jacinto Mts. Point View, near Idyllwild 1645 Comment
  LA96110  Monardella nana Elizabeth McClintock; 1941-7-15 117 Riverside San Jacinto Mountains, on the Idyllwild road, a short distance below the Keen Camp turn off in the canyon where the Pseudotsugas first occur Comment
  UC1499907  Monardella nana Elizabeth McClintock 1941-6-8 66 Riverside 0.2 mi east of Ribbonwood Camp, Pines to Palms Highway Comment
  UC1499936  Monardella nana E. McClintock, H. Lewis 1941-6-29 80 Riverside Santa Rosa Mt. road, 5 1/2 miles beyond canyon where stream crosses road Comment
  RSA307235  Monardella nana subsp. arida Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2113 Riverside Santa Rosa Mountains. Comment
  POM48947  Monardella nana subsp. tenuiflora P. A. Munz 1924-7-26 8721 Riverside Pine Flats Camp, San Jacinto Mtns. 1677 Comment
  RSA247308  Monardella nana subsp. tenuiflora Gary D. Wallace 1966-7-3 639 Riverside San Jacinto Mountain: Thomas Mountain, southeast of Idyllwild. Comment
  RSA750295  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-12 104 Riverside San Jacinto Mts. Deer Springs and Suicide Rock tail. One switchback below the forks, on and around a rocky knoll. Comment
  UC25483  Monardella nana subsp. tenuiflora H. M. Hall 1897-7-17 691 Riverside e Strawberry Valley; San Jacinto Mts. 1828 Comment
  UCR221476  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-15 114 Riverside Peninsular Range; San Jacinto Mtns., on slope south of Strawberry Creek, and west of Domengonio [Domenigoni] Flats [vicinity of West Ridge, near Camp Emerson & USC Idyllwild campus] 1646 Comment
  CAS-BOT-BC220429  Monardella robisonii C. Epling; Wm. Robison 1935-6-16 s.n. Riverside Keys Ranch, Little San Bernardino Mountains Comment
  POM14620  Monolepis nuttalliana P. A. Munz, D. D. Keck 1922-4-8 4742 Riverside 1/2 miles east of Indio. -15 Comment
  JEPS30535  Monoptilon bellioides Peter H. Raven 1958-1-24 11447 Riverside Fargo Canyon Comment
  POM363580  Monoptilon bellioides N. C. Cooper 1949-4-8 3301 Riverside Desert Center. 610 Comment
  RSA676035  Monoptilon bellioides Scott D. White 2001-4-12 8294 Riverside Shaver's Valley. South of the I-10 Freeway, ca. 15 miles east of Indio jtn. I-10 / SR 111. Bajadas and washes adjacent to powerline access roads at unnamed freeway exit accessing pump station. 320 Comment
  UCR75083  Monoptilon bellioides A. C. Sanders, E. J. Lawlor 1992-4-4 12130 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  SEINET7296363 Image available Muhlenbergia andina Richard W. Pohl 1963-1 9424 Riverside Lake Fulmor, San Jacinto Mts. 1300 Comment
  UC496519  Muhlenbergia asperifolia P. A. Munz 1932-10-16 12844 Riverside on road from Deep Canyon to Vandeventer Flat; Santa Rosa Mts. 1066 Comment
  SD186042  Muhlenbergia microsperma A. C. Sanders 2004-4-20 27550 Riverside 0.5 km west of Tenaja Road and just north of the San Diego county line. 640 Comment
  SD224803  Muhlenbergia microsperma A. C. Sanders, G. Helmkamp, P. MacKay, et al 1995-3-19 16182 Riverside Coachella Valley/San Jacinto Mtns. Foothills: Chino Canyon near the Palm Spring tram station. 794 Comment
  RSA50673  Muhlenbergia richardsonis E. C. Jaeger 1949-7-25 s.n. Riverside Santa Rosa Mountain 1585 Comment
  SDSU13929  Muhlenbergia rigens Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2138 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of El Valle meadow. 646 Comment
  SD224778  Myriopteris newberryi Scott D. White 1996-3-16 3833 Riverside Lakeview Mts. N of Winchester, at Maze Stone Picnic Area. 579 Comment
  SBBG14834  Myriopteris parryi L. L. Kiefer 1963-3-24 480 Riverside Tahquitz Cyn above Tahquitz Falls 182 Comment
  RSA421112  Nama demissa Christopher Davidson 1979-4-4 7693 Riverside Orocopia Mts. Lower end of Box Canyon Rd., 4.4 mi E of Mecca. 213 Comment
  POM13913  Nama demissa var. deserti P. A. Munz, D. D. Keck 1922-4-10 4932 Riverside Eagle Mtns. 3 miles northeast of Hay fields. 213 Comment
  CAS-BOT-BC219362  Nama stenocarpa A. C. Sanders; Mitch Provance 1999-9-26 23120 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
  UCR110373  Nama stenocarpa A. C. Sanders, Mitch Provance 1999-9-26 23120 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
  RSA752114  Nassella cernua Scott D. White, Justin M. Wood 2009-5-21 12838 Riverside McMullen Flat area, 0.35 N on Valley Hi Dr, from intersection w/ Twin Pines Rd. 1195 Comment
  POM266628  Nassella lepida J. C. Roos 1937-5-2 1395 Riverside La Sierra, western Riverside. [Collection is Jack Frost Lake. aka Frost Reservoir, apparently a part of La Sierra [Loma Linda University Campus] ca. 1937 south of Indiana Avenue and west of Sayward Circle, near Pierce;, Owned by city of Riverside ca. 2000 Comment
  UCD87803  Nassella lepida A. A. Beetle 1944-4-27 3005 Riverside West of Murietta. Comment
  UCD87922  Nassella lepida F. M. Reed 1926-5-15 5371 Riverside canon on road between Menifee and Mammoth Valley. Comment
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Apr 3 2011
  UCD116093  Nasturtium officinale R. N. Raynor 1933-3-31 s.n. Riverside Eden Hot Springs. Comment
  RSA656539  Navarretia atractyloides A. C. Sanders 2000-5-25 23425 Riverside Menifee Valley; S of Newport Rd., N of Holland Rd. and E of Bradley Rd., 2 miles due east of Railroad Canyon Lake 439 Comment
  SD138833  Navarretia fossalis Craig Reiser 1993-4-25 Riverside South side of Highway 79, perhaps I(c) mile east of Los Caballos Road. (IPB 3/06) Comment
  JEPS57110  Nemacaulis denudata var. denudata M. French Gilman 713 Riverside desert e Palm Springs Comment
  LA207124  Nemacaulis denudata var. gracilis H. L.; 1935-4-6 sn Riverside Palm Springs 152 Comment
  RSA0078520  Nemacladus glanduliferus Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 795 Riverside Mecca Hills, just south of Shaver's Well. 305 Comment
  UCR35132  Nemacladus longiflorus var. longiflorus L. B. Ziegler 1967-6-21 163 Riverside San Jacinto Mtns, Hemet [= Garner] Valley 1402 Comment
  RSA0126631  Nemacladus ramosissimus Duncan S. Bell 2016-3-4 8815 Riverside Orocopia Mountains; northeast section of the range, in the hills to the west of Red Cloud Wash. 487 Comment
  SBBG101738  Nemacladus ramosissimus S. Boyd, D. Bramlet 1991-5-13 6251 Riverside Domenigoni Hills, N side of Domenigoni-Diamond Valleys ESE of Winchester, ridge top S of S-end of Warren Rd 548 Comment
  UC1979625  Nemacladus ramosissimus D. L Banks, Steve Boyd 1995-5-17 0453 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mtn., E of the Dripping Springs Alcove area W of the Dripping Springs Trail, along the W fork of upper Arroyo Seco. Comment
  UCR25788  Nemacladus ramosissimus John C. Roos 1937-7-11 1507 Riverside Box Springs Mtns, Reche Canyon Comment
  RSA663590  Nemacladus tenuis var. aliformis Marcus E. Jones 1926-2-26 s.n. Riverside Near Shaver's Well. Comment
  RSA75150  Nemacladus tenuis var. tenuis H. K. Wagnon 1944-5-20 387 Riverside Tachevah canyon, Palm Springs. Comment
  CSUSB123  Nemophila menziesii R. Pirot 1975-4-27 Riverside Juniper Flats Rs. and Highway 74 at Homeland. 542 Comment
  RSA0128924  Nemophila menziesii Justin M. Wood 2010-3-19 1432 Riverside Beaumont: Near Smith Creek, E of Sun Lakes off S Highland Home Rd. 747 Comment
  RSA0059738  Nemophila menziesii Norman C. Cooper 1945-5-5 2262 Riverside San Gorgonio Mountains above Banning. 914 Comment
  RSA613142  Nemophila menziesii var. integrifolia D. L. Banks 1997-3-6 1412 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. Area between a newly established firebreak on the south end of the Reservation, west of Magee Truck Trail and upper Pala Creek. 396 Comment
  SDSU18390  Nemophila menziesii var. menziesii C. Matt Guilliams 2008-2-21 465 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 418 Comment
  RSA339360  Nicolletia occidentalis R. F. Thorne, Rolf, Gertrud Dahlgren 1979-8-22 53587 Riverside Joshua Tree National Monument; Vicinity of Ryan Campground to base of Ryan Mountain. 1319 Comment
  UCSB41769  Nicotiana glauca Weidert, E. 1970-2-14 Riverside 1 mi N Hartford Springs, 6mi. NW Perris Comment
  GMDRC9811  Nicotiana obtusifolia J. M. Andre 2017-3-1 38037 Riverside Chuckwalla Mountains: along powerline road 1.2 mi. SW of Interstate 10 at Eagle Mtn Rd exit 387 Comment
  JOTR30637  Nicotiana obtusifolia La Doux, Tasha, Erin Babich 2008-4-21 1800 Riverside Joshua Tree National Park. Stop 3-Little San Bernardino Mountains, S of Covington Flat 1290 Comment
  OBI2986  Nicotiana obtusifolia Lewis S. Rose 1967-12-19 67182 Riverside La Quinta 15 Comment
  POM15016  Nicotiana obtusifolia Mary F. Spencer 1922-3-23 s.n. Riverside Palm Springs, Colorado Desert 183 Comment
  SEINET10546595  Nicotiana trigonophylla Chris Dietrich, Mary Merello; Heidi H. Schmidt 1994-4-12 Dietrich 20 Riverside 9 miles north-northwest of Indio, off Dillon Road 1.9 miles northeast on Berdoo Canyon Road (J241). BLM land. Desert Access Guide Map #17. Along gravelly wash in creosote bush scrub. 380 Comment
  CAS-BOT-BC131884  Nolina parryi Lester Rowntree 1937-5-29 s.n. Riverside Pines to Palms Comment
  SD142035  Nolina parryi James C. Dice 1985-6-13 617 Riverside SE portion of Thomas Mtn., ca. 4 km S of Kenworthy Station and community of Thomas Mtn. 1525 Comment
  UCR142762  Notholaena parryi L. C. Wheeler 1933-12-2 2305 Riverside San Jacinto Mountains/ Sonoran (Colorado) Desert, mouth Tahquitz Canyon near Palm Springs 145 Comment
  RSA752092  Oenothera alyssoides Mary Edmunds 1932-3-26 33 Riverside Mc Intyre Ranch-Oasis Coachella Valley. Comment
  CSUSB211  Oenothera deltoides Elliott Helm 1975-5-23 Riverside Colorado Desert 3 miles north of 29 Palms, off highway 177, Colorado Desert. 304 Comment
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Dec 4 2014
  POM355308  Oenothera deltoides subsp. deltoides Douglas Bothwell 1934-3-31 s.n. Riverside Valle Vista, Hemet. Base of San Jacinto Mtns Comment
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Mar 27 2011
  RSA248134  Oenothera deltoides subsp. deltoides Susan Delano McKelvey 1936-2-10 5056 Riverside In desert north of Palm Springs. Comment
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Dec 14 2011
  RSA715093  Oenothera deltoides subsp. deltoides Sarah J. De Groot, J. Mark Porter 2006-3-14 5201 Riverside North foot of San Jacinto Mts, between Snow Creek Road and Highway 111. Stabilized sand dunes. 351 Comment
  RSA75419  Oenothera deltoides subsp. deltoides F. W. Peirson 1922-4-6 782 Riverside Near the White Water Bridge, head of Coachella Valley. Comment
  UC635277  Oenothera deltoides subsp. deltoides Margaret Stason 1927-3-12 Riverside Painted Canyon Colorado Desert Comment
  POM355626  Oenothera elata subsp. hirsutissima M. B. Dunkle 1933-7-21 3736 Riverside Idyllwild. 1616 Comment
  POM265814  Oenothera laciniata J. C. Roos 1936-5-15 2259 Riverside La Sierra, western Riverside Co. Comment
  CAS-BOT-BC154111  Olneya tesota K. Larson 1976-10-1 s.n. Riverside So. of Desert Center Comment
  SEINET7249213  Oncosiphon piluliferum R. E. Riefner Jr. 2012-1 12 -82 Riverside City of Lake Elsinore, S side of Alberhill Creek, W of Hwy. 74, vicinity of Bromley Ave. and Baker St. 380 Comment
  UCR42626  Opuntia basilaris var. basilaris A. C. Sanders, B. D. Parfitt, R. Anthony 1986-4-21 6466 A Riverside San Jacinto Mtns. Foothills, Bautista Canyon, SE of Valle Vista, 2 mi above Bautista Flood Control Dam 610 Comment
  UC592964  Opuntia bigelovii Carl B. Wolf 1932-10-12 4301 Riverside about 4 mi e El Dorado Queen Mine (nw end of basin); Colorado Desert, Pinto Basin 914 Comment
  RSA696232  Opuntia echinocarpa Keith E. Hoffmaster 1933-4-13 s.n. Riverside Palm Springs. Comment
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Aug 27 2011
  SEINET2056689 Image available Opuntia erinacea A. C. Sanders, P. Mackay, G. Helmkamp, S. White, C. L. Sanders 1994-9-4 15592 Riverside San Bernardino Mountains: F.S. Road 2N04 just above crossing of Arrastre Creek, below conflunece w/Balky Horse Chy. 2200 Comment
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Aug 24 2013
  UCR41418  Opuntia erinacea A. C. Sanders 1984-4-21 5019 Riverside San Jacinto Mtns., Pinyon Flats, rocky S facing slope south of Hwy 74 and west of the dolomite mine 1220 Comment
  UCR177990  Opuntia littoralis John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, unincorporated area along San Diego Aqueduct Corridor, 1 km due west of Skunk Hollow, between Nicholas Rd. and Borel Rd., east of Murrieta Hot Springs 421 Comment
  POM9957  Opuntia parishii P. A. Munz 1921-5-1 4483 Riverside Southern edge of Mojave Desert, near Pinon Wells 1220 Comment
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Apr 21 2011
  JOTR34181  Opuntia phaeacantha La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 3231 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
  UCR42628  Opuntia phaeacantha A. C. Sanders, B. D. Parfitt, R. Anthony 1986-4-21 6464 Riverside San Jacinto Mtns., Near the mouth of Hamilton Creek Canyon, 2.6 mi. east of Anza Post Office on Hwy 371. 1220 Comment
  CAS-BOT-BC56908  Opuntia polyacantha var. hystricina C. B. Wolf; P. C. Everett 1938-9-29 19101 Riverside Field redacted by CAS, contact the data manager for more information Comment
  POM279448  Opuntia vaseyi Edwin F. Wiegand 1949-1 30 Riverside Collected at Hemet. Comment
  NY9652  Orcuttia californica P. A. Munz 1922-5-19 5375 Riverside This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  JEPS31984  Oreostemma alpigenum var. andersonii Carl V. Meyer 1928-7-31 600 Riverside Tahquitz Valley, boggy meadow San Jacinto Mountains, Tahquitz Valley 2286 Comment
  JEPS121039  Orobanche cooperi Adam C. Schneider with Will Freyman 2014-2-15 415 Riverside West side of Highway 177. Comment
  JEPS85943  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4522 Riverside ca 16 mi ne Desert Center (along Rice Rd) Comment
  UC139214  Orobanche fasciculata C. A. Purpus 1898-5 Riverside Palmetto. Comment
  UCR178547  Orobanche ludoviciana var. cooperi R. G. Swinney 1967-3-12 067 Riverside Sonoran (Colorado) Desert, North of Eagle Mountains 274 Comment
  RSA0030792  Orthocarpus purpurascens Robert L. Rutherford 1945-5-24 1654 Riverside Big Oaks Canyon, Banning. 1220 Comment
  RSA359869  Orthocarpus purpurascens Steve D. Boyd 1986-4-2 1612 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  RSA4384  Orthocarpus purpurascens var. pallidus Dorothy R. Wolf 1932-3-20 30 Riverside Richman Ranch 2.5 mi N of De Luz. SW. 457 Comment
  UC1520011  Osmadenia tenella Robert Gustafson, Gary Wallace 1983-6-23 2721 Riverside ca 2 1/2 mi from its junction with Hwy. 15 Clinton Keith Road; Santa Ana Mts. Comment
  SD152795  Oxalis californica Steve Boyd 1992-4-14 6873 Riverside Santa Ana Mtns, San Mateo Wilderness Area. Bluewater Cyn along Bluewater Tr. Downstream to the confluence with San Mateo Creek 334 Comment
  UCR102754  Oxalis pes-caprae B. G. Pitzer, O. F. Clarke, S. Reed, G. Ruiz 1998-3-7 3572 Riverside San Bernardino Mountains, Wildlands Conservancy's Mission Creek Preserve, c. 2 mi. up canyon from entrance at ranch gate, on Mission Creek Road, off of Calif. Hwy 62 762 Comment
  RSA434258  Paeonia californica N. C. Cooper 1947-4-5 2025 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  CAS-BOT-BC327900  Palafoxia arida Ira L. Wiggins 1941-3-24 9564 Riverside 0.3 miles S of Myoma, 4.6 miles N of Indio Comment
  RSA775094  Palafoxia arida Duncan S. Bell, Amber Swanson 2011-2-18 2036 Riverside Coachella Valley area; Edom Hill; along Edom Hill Road near dump; 0.6 road miles from junction of Varner Road and Edom Hill Road. 259 Comment
  UCR109476  Palafoxia arida A. C. Sanders, Pam MacKay, Tim Thomas, O. F. Clarke 1996-11-23 19655 Riverside San Bernardino Mtns., Whitewater Canyon, just above Bonnie Bell, 2.3 miles below the stream crossing near the fish hatchery, east of VAMB Captain 534 Comment
  UCR245957  Palafoxia arida Duncan S. Bell 2009-3-8 49 Riverside Arica Mountains, east side of range, c. 1.8 air miles NW of Priest Well 350 Comment
  UCR89578  Palafoxia arida George K. Helmkamp 1994-3-8 41 9 Riverside Western Colorado Desert, Indio Hills, junction of Palm Dr. & Varner Rd, below Edom Hill 200 Comment
  SEINET10799066  Palafoxia arida David B. Dunn 1946-3-15 Dunn 2038 Riverside Collected on dry plateau in vicinity of Pushawalla Canyon, Indio Hills. Comment
  UC1590093  Palafoxia arida var. arida Christopher Davidson and B. Gustafson 1977-4-7 5582 Riverside exit from I-10 ca 2.5 mi w jct. I-10 with State-62 (near start of Angeles Crest Trail); Whitewater Canyon Rd. 609 Comment
  UC166697  Palafoxia arida var. arida S. B. Parish 1907-4-19 6078 Riverside Palm Springs western borders of the Colorado Desert 150 Comment
  UC831416  Palafoxia arida var. arida C. L. Hitchcock 1940-3-29 5848 Riverside ca 12 mi e Indio Comment
  UC831418  Palafoxia arida var. arida I. W. Clokey and B. C. Templeton 1930-4-9 4682 Riverside n Palm Springs; Colorado Desert 170 Comment
  VVC1448  Panicum capillare A. C. Sanders, J. Mac 1996-11-23 19662 Riverside San Bernardino Mtns., Whitewater Canyon, just above Bonnie Bell, 2.3 miles below the stream crossing near the fish hatchery, E of VAMB Captain 534 Comment
  CAS-BOT-BC422791  Papaver californicum John Roos; Lucille Roos 1952-5-19 5692 Riverside On hills north of Moreno. 518 Comment
  UCR49218  Parietaria hespera var. californica Steve Boyd 1986-4-2 1596 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  LA45742  Parkinsonia florida A. M. Johnson; 1933-4-28 4227 Riverside Indian Wells highway along new mountain highway to Hemet, 2 to 3 mi. up from Palm Springs Comment
  RSA0034160  Parkinsonia florida M. Bourell 1987-4-14 3271 Riverside BLM California Conservation Area, Hwy 195. Spur off of Box Canyon, near Mecca. 150 Comment
  RSA0068128  Parkinsonia florida Cheryl Sevilla, Sarah J. De Groot, Forrest Freund 2015-4-1 72 Riverside Sonoran Desert; Coachella Valley; Santa Rosa Mountains; south of La Quinta; north of Devil Canyon; 2.5 miles west of Lake Cahuilla. 136 Comment
  RSA801716  Parkinsonia florida Keith E. Hoffmaster 1933-4-15 430 Riverside Desert end Palms to Pines road. Comment
  SBBG27736  Parkinsonia florida D. Myrick 1964-4-30 815 Riverside Pines to Palms Hwy 74, 2 mi W of Palm Desert 121 Comment
  SEINET10940084  Parkinsonia florida Billy Joe Cox 1975-4-23 Cox 4137 Riverside 1-3 km W, (ca 32 m S of Blythe). 70 Comment
  RSA698047  Parosela emoryi J. Russell Bruff 1928-12-29 402 Riverside Lone Cottonwood Ranch 2 mi. S.E. of Dos Palmos. Comment
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Oct 23 2011
  RSA735988  Parthenocissus vitacea Scott D. White, Justin M. Wood 2008-5-29 12039 Riverside Beaumont Badlands: West of Beaumont, near SR-60 crossing over San Timoteo Creek. 610 Comment
  UCR93239  Paspalum distichum Scott D. White 1995-7-7 3454 Riverside City of Riverside, Market Street crossing at Santa Ana River 344 Comment
  UCR274821  Pectis papposa var. papposa Stephanie Rockwood, Christi Gabriel 2011-10-18 106 Riverside Sonoran (Colorado) Desert, east side of the West Riverside Mountains, Hwy 62 to NS857, Radio Tower Road, to NS853, Vidal Valley 348 Comment
  UCR272257  Pectocarya heterocarpa Duncan S. Bell, Thomas R. Stoughton 2010-3-19 578 Riverside Mojave Desert, west side of the Arica Mountains, within the Palen/McCoy Wilderness area, c. 2.5 air miles west of Priest Well 418 Comment
  UCR279371  Pectocarya heterocarpa A. C. Sanders, Jim Malusa 2017-3-24 42959 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, large wash south of Bradshaw Trail, c. 11 km SE of Gasline Rd. 729 Comment
  RSA716400  Pectocarya linearis Scott D. White, Angelia Carey 2004-4-5 10002 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  UCR114841  Pectocarya linearis Mitch Provance 1998-2-17 72 Riverside Jurupa Mountains, Slopes on the W side of Sierra Blvd, c. 0.7 km NNW of the Jensen Quarry 396 Comment
  UCR97704  Pectocarya linearis Scott D. White 1997-2-28 4726 Riverside Peninsular Range, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy 457 Comment
  RSA339673  Pectocarya linearis subsp. ferocula R. F. Thorne, C. W. Tilforth 1980-5-28 54220 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  SDSU14016  Pectocarya linearis subsp. ferocula Michael G. Simpson, Adrienne Russell 2000-4-29 2076 Riverside Rocky ridge, ca. 100-150 feet SSW of Northside field station, Santa Margarita Ecological Reserve (SDSU). 366 Comment
  PASA1955  Pectocarya penicillata 1928-3-3 Riverside near Whitewater - Col. desert Comment
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Jun 24 2016
  UCR249815  Pectocarya penicillata T. B. Salvato, John Lovio 2013-3-19 7351 Riverside Perris-Aguanga Basin, Menifee Valley, Los Alamos Road at its crossing of Warm Springs Creek, and hill west of Jeanette Drive 402 Comment
  UCR97898  Pectocarya penicillata A. C. Sanders 1997-3-1 19709 Riverside Riverside, Box Springs Mtns.: Coyote Hill (Bench Mark 'Versity', 1386 ft.) and ridge S and SE of the UCR Botanic Garden 427 Comment
  JOTR35041  Pectocarya recurvata La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3494 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road on south-facing bajada among sonoran desert riparian washes. Comment
  RSA496356  Pectocarya recurvata Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-19 3030 Riverside Vail Lake area, 0.5 mi WNW of dam, S flank Oak Mountain. 549 Comment
  RSA682843  Pectocarya recurvata Scott D. White 2003-3-23 8834 Riverside Santa Rosa Mountains: Desert slope; Hwy 74 near Carrizo Creek crossing. 610 Comment
  SEINET3084049 Image available Pectocarya recurvata Andrew C. Sanders, Pam MacKay, Tim Thomas, G. K. Helmkamp 1997-2-8 19678 Riverside Colorado Desert/San Jacinto Mtns: ; Palm Springs area, Tahquitz Debris Basin at mouth of Tahquitz Canyon 183 Comment
  UCR218471  Pectocarya recurvata Jim Andre, T. La Doux 2009-3-10 11254 Riverside Joshua Tree National Park, south end of the Cottonwood Mountains near Pinkham Wash, just north of aqueduct just inside JTNP boundary, c. 7 miles west of south entrance into park at Cottonwood 542 Comment
  UCR250198  Pectocarya recurvata A. C. Sanders 2014-4-23 41043 Riverside Peninsular Range, Gavilan Hills, along Concordia Ranch Rd. at edge of Temescal Valley, above I-15 and east of Black Powder Rd. 384 Comment
  UCR47801  Pectocarya recurvata F. R. Fosberg 1932-3-13 10628 Riverside Sonoran (Colorado) Desert, Coachella Valley, Thousand Palms Canyon 213 Comment
  RSA0036643  Pectocarya setosa Robt. Allen, Fred M. Roberts Jr., Steve D. Boyd, Andrew C. Sanders 2009-4-10 s.n. Riverside Peninsular Ranges; Santa Ana Mountains region: Elsinore Mountains, 676 air meters (0.42 air miles) southeast of Elsinore Peak summit. 1002 Comment
  RSA585625  Pedicularis densiflora D. L. Banks, Steve D. Boyd 1995-3-15 60 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 680 Comment
  UCR25157  Pelargonium X hortorum Peggy Merritt 1972-5-5 720505 Riverside Riverside, lot on NE corner of Park and 7th streets 271 Comment
  CLARK-A1528-3592  Pellaea andromedifolia John C. Roos 1952-4-29 5597 Riverside Reche Canyon 457 Comment
  HSC35459  Pellaea andromedifolia J. D. Ackerman, A. M. Montalvo 1975-6-26 527 Riverside Hwy. 74 between San Juan Capistrano and Lake Elsinor, near Upper San Juan Campground, Cleveland Nat'l Forest 610 Comment
  SEINET10793718  Pellaea andromedifolia George Yatskievych 1981-4-24 Yatskievych 81 -135 Riverside S end of Joshua Tree National Monument. Highway 79, ca. 3 mi. S.of Banning; at foot of mountains. 762 Comment
  UCR121313  Pellaea andromedifolia A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 25005 Riverside The Badlands, summit of Mt. Eden, SW of Beaumont 671 Comment
  CAS-BOT-BC71398  Pellaea mucronata Lewis S. Rose 1966-12-14 66108 Riverside Chino Canyon, 3 mi. W. of Palm Springs 670 Comment
  UCR150645  Pellaea mucronata Bern Schwenn 1994-9-18 s.n. Riverside Joshua Tree National Monument, Little San Bernardino Mountains, canyon east of Little Berdoo Peak 1448 Comment
  UCR97463  Pellaea mucronata A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19888 Riverside Peninsular Range, Lake Skinner area; lower Rawson Canyon, NE of the lake & SW of Black Mtn., along the road 518 Comment
  JOTR30842  Pellaea mucronata var. californica Andre, Jim, Tasha La Doux 2008-9-16 10703 Riverside Joshua Tree National Park. JTNP; SE end of Splitrock Picnic Area. Queen Mountain USGS 7.5 min Quad. Near 34 00.486' N 116 03.288' W 1289 Comment
  POM11830  Pellaea mucronata var. mucronata P. A. Munz, D. Keck 1922-4-14 4995 Riverside Colorado Desert: Mouth of Whitewater Creek 229 Comment
  POM212309  Pellaea mucronata var. mucronata C. B. Wolf 1931-5-11 1958 Riverside San Jacinto Mountains: rocky places near Pipe Creek, above Hemet Valley 1677 Comment
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Mar 24 2011
  POM9742  Pellaea mucronata var. mucronata P. A. Munz 1921-12-31 4698 Riverside Andreas Canyon. Comment
  RSA583481  Penstemon X parishii Steve D. Boyd 1995-5-13 8513 Riverside along the Main Divide Rd., west of Morrell Potrero, 4 mi. southeast of Highway 74. Comment
  RSA96915  Penstemon X parishii R. M. Straw 1954-6-10 603 -b Riverside Lake Fulmor. Comment
  RSA33639  Penstemon centranthifolius N. C. Cooper 1944-5-5 2000 Riverside Banning. 701 Comment
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Mar 13 2011
  SD212735  Penstemon centranthifolius T. B. Salvato, John F. Green 2004-5-27 586 Riverside Head of Banning Canyon close to the San Bernardino County line, 0.5 mile southeast of Oak Glen Conservation Camp. 1402 Comment
  SDSU10877  Penstemon centranthifolius Charles F. Phleger 1962-5-13 Riverside Collected on the Huffman acreage, 5 miles N of Idyllwild. Comment
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Oct 6 2011
  UC27490  Penstemon grinnellii H. M. Hall July 1901 2548 Riverside Fuller's Mills Mountains San Jacinto Mountains, Fuller's Mills Mountains (Southern California) 2133 Comment
  UC27406  Penstemon rostriflorus H. M. Hall 1901-6-24 2238 Riverside Squirrel Creek San Jacinto Mountains, Squirrel Creek (in canyons of the w side, San Jacinto Mountains) Comment
  POM12005  Penstemon spectabilis E. C. Jaeger 1921-06 s.n. Riverside San Jacinto Mts. McMullen Trail [Banning to McMullen Flat] Comment
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Nov 5 2011
  CAS-BOT-BC330347  Pentachaeta aurea H. M. Hall 1899-5-20 1136 Riverside San Jacinto Mountains, Johnston Ranch 1524 Comment
  OBI36582  Pentachaeta aurea A. C. Sanders, S. D. Boyd 1980-4-17 s.n. Riverside San Jacinto Mtns. Pine Meadow in upper Garner Valley , along hwy 74, .7 mi E of jctn with Hwy 371. 1524 Comment
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Jun 21 2012
  RSA507471  Pentachaeta aurea Kathy Harper 1988-5-14 s.n. Riverside San Jacinto Mountains, Garner ranch Property on Hwy 74, less than 1 mile SE of the jct. with Hwy 243 Comment
  RSA687390  Pentagramma triangularis Norman C. Cooper 1947-4-5 2031 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  RSA0062906  Pentagramma triangularis E. W. Lathrop 1965-5-9 5732 Riverside 6 miles W of Murrieta. Comment
  JOTR33759  Pentagramma triangularis subsp. maxonii La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2757 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Gneiss outcrop on edge of large sandy wash in wide canyon that feeds southwest into Wilson Canyon (Stop 6) Comment
  SEINET3873568  Pentagramma triangularis subsp. triangularis Lewis S. Rose 1966-12-14 66109 Riverside Chino Canyon, 3 mi. west of Palm Springs.; 0 671 Comment
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Apr 6 2018
  LA204568  Peritoma arborea Carl Epling; 1927-3-28 Riverside Palm Springs Comment
  RSA278967  Perityle emoryi B. A. Prigge, L. Martinez 1978-3-23 2415 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  RSA471860  Perityle emoryi E. Crow 1929-2-24 183 Riverside Mesa above Andreas Canyon, Colorado Desert. Comment
  SBBG54478  Perityle emoryi L. R. Abrams 1926-3-26 Riverside Palm Springs Comment
  UC831553  Perityle emoryi C. L. Hitchcock 1940-3-31 5893 Riverside between Cottonwood Spring and Pinto Basin Comment
  UCR241548  Perityle emoryi A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40638 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass at large wash crossing Graham Pass Rd. north of the summit 410 Comment
  UCR72177  Perityle emoryi Theo Glenn 1991-5-15 91- 41 Riverside Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe 351 Comment
  RSA0030872  Perityle emoryi H. M. Hall 1902-1 2793 Riverside Western borders of the Colorado Desert. Coyote Canyon. 152 Comment
  RSA264432  Petalonyx thurberi C. W. Tilforth, Jeff Barnes 1976-7-21 1223 Riverside Along Hwy 195 in large sandy wash, 15 miles NE of Mecca Comment
  LA49849  Petalonyx thurberi subsp. thurberi Martha Hilend; 1929-3-24 sn Riverside Thousand Palms Comment
  UCR79823  Petunia X atkinsiana Michael A. Patten 1992-5-14 92- 04 Riverside Peninsular Range, Between Highway I-215 and Wolf Valley, c. 0.5 mi SE of the Highway at Temecula Creek, near Pala Road 305 Comment
  RSA544292  Petunia parviflora Steve D. Boyd, Tim S. Ross 1991-6-14 6355 Riverside Warm Springs Creek at NE end of Hogbacks ridge from Alamos Rd. S to confluence w/ Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Springs. Comment
  RSA554083  Petunia parviflora Megan Phillips 1992-4-10 92 -1 Riverside Growing in a wet pasture on the west side of the city of San Jacinto. Comment
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Apr 26 2007
  RSA784945  Peucephyllum schottii Duncan S. Bell 2012-2-12 3123 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  SEINET7048063  Peucephyllum schottii Steven R. Hill 2001-4-29 33540 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
  UC1007199  Peucephyllum schottii Philip A. Munz 1940-3-23 15664 Riverside road to Dale to Cottonwood Springs (s base of Pinto Mts.); Pinto Mts. 609 Comment
  UCR227006  Peucephyllum schottii Jim Andre 2011-2-2 16237 Riverside Coachella Valley, mouth of Big Morongo Wash, 1 mi east of Hwy 62, just north of North Indian Canyon Road, west of Desert Hot Springs, 7.5 mi north of Hwy I-10 487 Comment
  CHSC8308  Phacelia Edward L. Smith 1958-3-21 373 Riverside Located 6 mi. s of Rice, near Priest's Well. Little Santa Maria Mts. 365 Comment
  RSA427707A  Phacelia ambigua F. R. Fosberg 1932-3-13 8101 Riverside Thousand Palms Canyon. Coachella Valley. Comment
  RSA427683B  Phacelia brachyloba Christopher Davidson 1975-6-16 2814 Riverside 5.4 miles N of Alandale Station on road R1 from Idyllwild to Banning. 1652 Comment
  UC672729  Phacelia brachyloba Harlan Lewis 1942-6-17 1710 Riverside approx. 2 mi w Pinon Flats Comment
  UCR238124  Phacelia brachyloba Mark A. Elvin, Julie M. Vanderwier, Frank Sartuche 2002-5-16 2039 Riverside Peninsular Range; Agua Tibia Mtns., Pechanga Indian Reservation, nameless drainage/wash south of Pala Rd. 335 Comment
  RSA314657  Phacelia campanularia Robert F. Thorne, Mrs. Raymond Fosberg, Derral Herbst, M. H. Sachet 1983-4-23 55493 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  UC1426005  Phacelia campanularia Robert F. Thorne and R. Carolin 1967-3-21 41652 Riverside 11.6 mi s Twentynine Palms; Joshua Tree National Monument, Split Rock 1280 Comment
  JEPS24831  Phacelia campanularia subsp. campanularia Peter M. Ray 1949-3-12 1352 Riverside 2 mi w of Whitewater (n side of Coachella Valley); Coachella Valley 457 Comment
  HSC13694  Phacelia campanularia subsp. vasiformis C. L. Hitchcock, C. V. Muhlick 1964-3-22 23245 Riverside Side canyon near S entrance to Joshua Tree National Monument Comment
  RSA21378  Phacelia campanularia subsp. vasiformis Carl B. Wolf 1937-5-4 8523 Riverside Colorado Desert, Little San Bernardino Mts, Morongo Wash, 1 miles below San Bernardino County line. 610 Comment
  UC881005  Phacelia campanularia subsp. vasiformis I. W. Clokey 1935-4-17 6839 Riverside Cottonwood Springs Comment
  UCR90049  Phacelia cicutaria var. hispida P. F. Horner 1972-5-2 37 Riverside Santa Ana River Valley, Riverside, Santa Ana River bottom, near Union Pacific Railroad Bridge 213 Comment
  CAS-BOT-BC133958  Phacelia crenulata var. ambigua John H. Thomas 1957-3-30 6531 Riverside 0.8 miles east of Cactus City, about 13 miles east of Coachella, near U.S. Highways 60 and 70. 518 Comment
  JEPS2303  Phacelia crenulata var. ambigua E. E. Schellenger May 1920 Riverside canyon e Coachella; Colorado Desert Comment
  SD21521  Phacelia crenulata var. ambigua Frank F. Gander 1938-5-21 5764 Riverside Shaver's Summit Comment
  SD215565  Phacelia crenulata var. ambigua W. Wisura, J. Dolan and M. Wall 1992-3-24 4619 Riverside 5.5 miles northeast of Mecca on Box Canyon Road. Comment
  UC1087296  Phacelia crenulata var. ambigua P. C. Everett and E. K. Balls 1958-4-29 23011 Riverside US Hwy 60/70 6.5 mi e jct. with U.S. Hwy. 99 (Indio to Blythe) 243 Comment
  UC126006  Phacelia crenulata var. ambigua Dr. A. Davidson May 1893 Riverside Agua Caliente Comment
  UC963830  Phacelia crenulata var. ambigua H. K. Sharsmith 1952-4-8 4048 Riverside western edge of Pinto Basin Mojave Desert, Joshua Tree National Monument, Hexie Mountain 762 Comment
  UCR102953  Phacelia crenulata var. ambigua George K. Helmkamp 1998-4-4 3152 Riverside Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd) 457 Comment
  RSA156048  Phacelia curvipes Peter H. Raven 1962-5-18 17756 Riverside Junction [of] Main Divide Truck Trail with Ortega Highway, Santa Ana Mountains. 701 Comment
  CLARK-A1703-27  Phacelia distans Cameron Duncan 1966-3-27 Riverside Woodcrest 548 Comment
  RSA339349  Phacelia distans Robert F. Thorne, W. A. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54064 Riverside Branch Ravine W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater PO. 610 Comment
  RSA714422  Phacelia distans A. C. Sanders 2004-5-12 27861 Riverside Elsinore Basin Region: Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek. 378 Comment
  UC1287093  Phacelia distans C. L. Hitchcock 1966-3-16 24203 Riverside along Palms to Pines Hwy 7 mi s Palm Desert Comment
  UCR165915  Phacelia distans T. B. Salvato, John F. Green 2004-5-27 558 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 1 mi SE of Oak Glen Conservation Camp 1402 Comment
  UCR41276  Phacelia distans B. G. Pitzer 1986-2-9 0001 Riverside Sonoran (Colorado) Desert, Santa Rosa Mountains: Martinez Canyon, SW of Valerie Jean, on upper fan, c. 1 mi east of mouth of canyon 122 Comment
  UCR86872  Phacelia distans A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16245 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
  HSC78991  Phacelia minor K. Berg 1981-5-1 353 Riverside San Jacinto Mtns. along Banning-Idyllwild Hwy. (243) below Mt. Eden Comment
  SBBG55017  Phacelia minor D. Keil, M. McLeod 1977-3-26 12002 Riverside 0.2 mi NW of Prado Dam on St Hwy 71 182 Comment
  UCD120567  Phacelia minor A. A. Beetle 1940-1 s.n. Riverside Near Sage. Comment
  RSA0064523  Phacelia minor Gail Thompson 1970-3-16 B 28 Riverside 1 mi. south of Temecula on dirt road off Main Street. 457 Comment
  UC455957  Phacelia mutabilis I. J. Condit 1910-6-22 Riverside San Jacinto Mt. 2438 Comment
  RSA356758  Phalaris caroliniana R. F. Thorne 1973-5-23 45535 Riverside Santa Rosa Plateau-Mesa De Colorado 609 Comment
  SEINET7073349  Phlox gracilis 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
  RSA771693  Pholistoma membranaceum Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4689 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 W116.65123 604 Comment
  LA209824  Phoradendron californicum Francis M. Ball; 1953-1-11 sn Riverside at junction of Highways 99 [?] and 111 Comment
  RSA420775  Phoradendron californicum Gale Sphon 1955-5-15 s.n. Riverside Dead Indian Canyon near Palm Springs. Comment
  UCD102020  Phoradendron californicum Lewis S. Rose 1966-12-11 66093 Riverside Palm Springs. 152 Comment
  CAS-BOT-BC135183  Phoradendron juniperinum John B. Leiberg 1898-3-17 3150 Riverside near Strawberry Valley 1700 Comment
  UCSB39083  Phoradendron leucarpum subsp. tomentosum Jorgensen, Jan 1982-1-19 Riverside 1 kilometer up Carizzo Road from highway 74 north of Palm Desert, San Jacinto Mountains 1100 Comment
  CLARK-A1528-4421  Phoradendron longispicum John C. Roos 1952-3-26 5420 Riverside Riverside 259 Comment
  POM12141  Phoradendron villosum Mary F. Spencer 1921-6-13 s.n. Riverside Idyllwild 1616 Comment
  RSA612368  Phoradendron villosum D. L. Banks, Joe Moreno 1997-2-5 1254 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
  UCR94064  Phoradendron villosum Scott D. White, D. Haselfeld 1996-7-2 4260 Riverside San Jacinto/Santa Rosa Mtns, Pinyon Flat area, north of Hwy 74, c. 10 road mi east of junction with Hwy 371, west-facing slope of Sugarloaf Mountain and adjacent valley 1402 Comment
  POM172734  Phragmites australis M. French Gilman 1930-4-6 s.n. Riverside [Monsen] Canyon, Eagle Mts. Comment
  SEINET270228  Physalis angulata G. Helmkamp 1996-1-18 8 -1 Riverside About 2 miles northeast of Blythe 91 Comment
  RSA703403  Physalis crassifolia LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda L. Worlow 2005-2-17 1455 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  UCR112113  Physalis crassifolia A. C. Sanders, T. B. Salvato 2000-4-21 23345 Riverside Coachella Valley, east side of the Coachella Canal c. 1/4 mi. north of I-10, 3 miles east of Indio 15 Comment
  UCR178769  Phytolacca americana A. C. Sanders, T. B. Salvato, Helen Kennedy, Andrea Salzman 2006-11-9 33220 Riverside San Bernardino Valley, Riverside, UCR Botanical Garden, subtropical fruit orchard on the north side of the garden 335 Comment
  SEINET10530648  Pinus attenuata James S. Miller 1992-5-8 Miller 7468 Riverside San Jacinto Mountains. 11 mi E of W boundary of San Bernadino National Forest on California route 74. 1300 Comment
  UC64431  Pinus coulteri W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1313 Riverside Johnston Ranch San Jacinto Mt. 1354 Comment
  CLARK-A1528-3630  Pinus quadrifolia John C. Roos 1938-8-7 585 Riverside San Jacinto Mountains Comment
  RSA450184  Pinus quadrifolia J. C. Roos 1965-8-18 s.n. Riverside Summit of Pines to Palm Hwy., Thomas Valley, San Jacinto Mtns. Comment
  RSA479441  Pinus quadrifolia Lyman Benson 1962-2-17 16139 Riverside 1/2 mile SW of Jct of Palms-to-Pines Rd and Hwy 243 to Anza. 1220 Comment
  SBBG113408  Pinus quadrifolia D. Wilken with E. Painter 2000-11-4 15866 Riverside St Hwy 71, ca. 4 mi E of Anza, N of Burnt Valley, SE base of Thomas Mtn 1400 Comment
  UCD134979  Pinus quadrifolia Jo Ann Olson; Gary R. Robbins 1969-3-29 21 Riverside On Vandeventer Flat, 2 miles south of State Highway 74 and 21 miles (by car) west of Palm Desert. 1447 Comment
  UCR67003  Piptatherum miliaceum S. J. Myers 1990-12-10 s.n. Riverside Santa Ana River Valley, Louis Rubidoux Nature Center: along the drainage that connects to the Sunnyslope channel and to the confluence with the Santa Ana River 214 Comment
  CAS-BOT-BC71772  Pityrogramma triangularis var. viscosa C. L. Hitchcock; C. V. Muhlick 1964-3-17 23110 Riverside 10 mi. N. of Pala, along road to Elsinore Comment
  UCR147039  Plagiobothrys arizonicus L. C. Wheeler 1976-3-30 s.n. Riverside San Jacinto Mtns, Falls Creek, north side of Mount San Jacinto 549 Comment
  UCR116792  Plagiobothrys canescens A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24154 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, along Gibbel Rd. 0.5-0.75 mi. east of State St., between Silver Dew Dr. and Morse Girard St., slopes and wash below the mouth of Avery Canyon 549 Comment
  UCR241778  Plagiobothrys canescens A. C. Sanders, Timothy W. Chumley 2013-4-2 40731 Riverside Peninsular Range, Temescal Canyon at west side of Horsethief Canyon Rd., south of I-15 Fwy, SE of Corona (Lee) Lake 390 Comment
  UCR226050  Plagiobothrys collinus A. C. Sanders, T. B. Salvato 2011-4-1 38955 Riverside Peninsular Range, Lake Elsinore, off Baker St. NW of intersection with Bromley Ave., north of second house from intersection, 0.55 km NW of Hwy 74 404 Comment
  LA210030  Plagiobothrys collinus var. californicus Carl B. Wolf; 1935-4-7 Riverside Gavilan Hills region, 2 mi. SW of Perris 426 Comment
  POM8981  Plagiobothrys collinus var. californicus P. A. Munz, Harwood 1920-3-20 3390 Riverside Elsinore. 396 Comment
  RSA522714  Plagiobothrys collinus var. californicus Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3900 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain. 396 Comment
  RSA648063  Plagiobothrys collinus var. californicus Starr Streight 1982-4-17 36 Riverside Cajalco Road, 2 miles east of I-15; south of Corona. Comment
  POM12984  Plagiobothrys collinus var. fulvescens P. A. Munz, I. M. Johnston 1922-5-19 5417 Riverside Hemet Valley, San Jacinto Mountains. 1402 Comment
  RSA715763  Plagiobothrys collinus var. fulvescens A. C. Sanders 2005-4-22 29599 Riverside Gavilan Hills: Gavilan Plateau ca. 0.75 air mi. SE of summit of Gavilan Peak. 625 Comment
  UCR246592  Plagiobothrys collinus var. fulvescens A. C. Sanders 2012-3-22 39988 Riverside Peninsular Range; Temescal Valley, foot of Santa Ana Mtns., 0.7 km SE of Corona (Lee) Lake along I-15 Frontage Rd. (De Palma Rd.) just east of Horse Thief Wash Comment
  RSA85112  Plagiobothrys leptocladus J. C. Roos 1952-4-23 5572 Riverside 1 miles southeast of Perris. 427 Comment
  RSA543605  Plagiobothrys nothofulvus Steve Boyd 1991-5-7 6167 Riverside Santa Ana Mountains, SE and E side of Elsinore Peak. 1006 Comment
  RSA543611  Plagiobothrys tenellus Steve Boyd 1991-5-7 6176 Riverside Santa Ana Mountains, SE and E side of Elsinore Peak. 1006 Comment
  HSC78732  Plagiobothrys undulatus A. C. Sanders, T. Glenn 1983-4-17 3729 Riverside Mesa de Colorado, Santa Ana Mtns., 5 mi. SW of Murrieta 612 Comment
  UCR48174  Plagiobothrys undulatus R. F. Thorne 1973-5-23 45525 Riverside Santa Rosa Plateau, north side of Mesa de Colorado 610 Comment
  RSA192036  Plantago erecta E. W. Lathrop 1960-6-7 4899 Riverside 14 miles west of Murrieta. Comment
  RSA388501  Plantago erecta Steve Boyd 1986-5-1 1815 Riverside Bachelor Mtn.: Lower south slopes of Bachelor Mtn., east end of Lake Skinner. Comment
  RSA524397  Plantago erecta Steve Boyd, Tim S. Ross, L. Arnseth, J. Bonilla 1990-4-3 4119 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
  SD239885  Plantago erecta A. C. Sanders, T. B. Salvato 2011-3-28 38821 Riverside Peninsular Range; Perris-Aguanga Basin Region: Menifee Valley, powerline corridor along McLauglin Road, west of Murrieta Road, north of Sun City (Romoland 7.5'Q) 438 Comment
  UCR225437  Plantago erecta A. C. Sanders 2011-3-29 38834 Riverside Peninsular Range; Edge of Gavilan Hills, Meadowbrook area, between Perris and Lake Elsinore, along Hwy 74 near Crumpton Rd. 495 Comment
  UC124605  Plantago lanceolata Geo. R. Hall 1908-1 8485 Riverside Riverside Comment
  JEPS6883  Plantago ovata Aven Nelson, Ruth A. Nelson 1939-3-22 3213 Riverside Palm Springs Area Comment
  RSA781617  Plantago ovata Duncan S. Bell 2009-3-8 85 Riverside Arica Mountains: collecting on the mountains ridgeline at the northern part of mountain range approximately 2.7 air miles northwest of Priest Well. 565 Comment
  UCR166016  Plantago ovata Nathan Moorhatch 2005-2-17 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, east edge of Santa Rosa Mtns., La Quinta, west of Washington St., between Ave. 48 and Lake La Quinta Dr., 4 acre parcel 37 Comment
  UCR167296  Plantago ovata Scott D. White 2005-3-29 10827 Riverside San Gorgonio Pass, Cabazon: alluvial fan and benches west of San Gorgonio river and south of I-10 fwy. west of existing gravel quarry, likely to be proposed for quarry expansion 598 Comment
  RSA278979  Plantago ovata var. fastigiata Barry A. Prigge, L. Martinez 1978-3-23 2425 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  UCR86647  Plantago patagonica A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16258 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
  RSA60299  Platanthera leucostachys G. R. Campbell 1948-7-4 611 Riverside Azalea Trails Girl Scout Camp, Dark Canyon, north of Idyllwild. 1738 Comment
  UCR138597  Platanus racemosa D. L. Banks 1996-11-7 1213 Riverside Agua Tibia Mountains, NW Palomar Mountains: Pechanga Indian Reservation, east of San Gabriel Church. At the end of the main road in the Reservation, 1.6 km east of the roads crossing with Pechanga Creek on the N fork of the creek, at the E end of the Reservation 415 Comment
  RSA691063  Platystemon californicus Scott D. White, Michael Honer 2003-4-9 8981 Riverside Gavilan Hills: About 1 mile N of the I-15 Freeway and 1 mile east of Lake St. exit, on and around unnamed peak '2349.' 549 Comment
  UC1537343  Platystemon californicus Gordon H. True Jr. 1935-2-26 16 Riverside Mockingbird Canyon Comment
  UCR16437  Platystemon californicus Dave Cerf 1971-4-10 s.n. Riverside Santa Ana mtns., Santa Rosa Plateau, Rancho California Road, 1 mi. east of Hwy 395 [now Interstate 15; in Long Canyon] 457 Comment
  UCR26983  Plectritis ciliosa E. W. Lathrop 1966-4-27 6213 Riverside Santa Ana Mtns., Main Divide Truck Trail between El Cariso and San Mateo Canyon, Cleveland National Forest. 1220 Comment
  RSA221093  Plectritis ciliosa subsp. insignis E. W. Lathrop 1966-4-27 6213 Riverside Mail Divide Truck Trail between El Carriso and San mateo Canyon, Cleveland Nat'l. Forest. 1220 Comment
  JOTR28939  Pleuraphis rigida La Doux, Tasha 2005-3-30 1175 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  CAS-BOT-BC326640  Pleurocoronis pluriseta Steve Boyd; S. Meury; R. Noyes; L. Arnseth; D. Nordin; T. Ross 1988-3-10 2216 Riverside Northwest end of the McCoy Mountians, northwest of Blackjack Mine 400 Comment
  RSA472091  Pleurocoronis pluriseta N. R. Zabriskie, Walter M. Zabriskie 1972-12-30 555 Riverside Callaway Canyon, Palm Canyon, E slope San Jacinto Mts. 244 Comment
  RSA695628  Pleurocoronis pluriseta J. R. Bruff 1933-1-1 s.n. Riverside Travertine Point, south of Indio. Comment
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Oct 30 2011
  SEINET12534722 Image available Pleurocoronis pluriseta H. M. Hall 5992 Riverside Hills near Indio Comment
  SD229103  Pluchea sericea Dick Schwenkmeyer, Collection made by Tony Harper 2013-5-8 888 Riverside Little Paradise Camp in Palm Canyon, approx. 8 miles S. of Cathedral City 869 Comment
  UCR101357  Pluchea sericea A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22227 Riverside San Bernardino Mtns., Morongo Indian Reservation, Lion Canyon 671 Comment
  UCR81687  Pluchea sericea J. M. Stewart 1994-5-2 856 Riverside Western Colorado Desert, Coachella Valley, Thermal, Filmore Street & Avenue 66 Comment
  UCR92591  Pluchea sericea F. M. Reed 1904-6-12 594 Riverside Riverside, along Santa Ana River, near sewer outfall 244 Comment
  RSA484164  Poa E. S. Spalding 1926-2-20 15407 Riverside Andreas Canyon, Colorado Desert. Comment
  UC39553  Poa fendleriana subsp. longiligula H. M. Hall May 1899 1174 Riverside San Jacinto Mts 1524 Comment
  RSA740834  Poa pratensis Scott D. White, Justin M. Wood 2008-7-8 12394 Riverside Johnson Meadow. 1439 Comment
  POM204879  Poa pratensis S. F. Blake 1901-6-2 s.n. Riverside Rayneta, Riverside County Comment
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May 26 2013
  RSA0012656  Poa pratensis subsp. pratensis LeRoy Gross, Caitlin Elam 2013-5-14 6083 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  RSA326155  Poa secunda John F. Emmel 1981-5-25 770 Riverside San Jacinto Mts, Idyllwild, slope just below Middleridge Drive, S of USC Isomata Campus 1585 Comment
  UCR156294  Polygonum T. B. Salvato, Kent Beaman 2005-5-16 828 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  CAS-BOT-BC413755  Polygonum argyrocoleon Peter H. Raven 1958-1-25 11474 Riverside 0.5 miles west of Mecca Comment
  CLARK-A1528-3788  Polygonum lapathifolium Art Whistler 1966-5-18 8 Riverside University of California Comment
  RSA741219  Polypogon monspeliensis Scott D. White, Justin M. Wood 2008-6-16 12113 Riverside Fobes Canyon, +- 1 mile up Fobes Ranch Road from Fobes Spring. 1540 Comment
  UCR2727  Polypogon monspeliensis F. M. Reed 1903-12-13 414 Riverside South Coast; San Bernardino Valley, Riverside, near natural bridge in Arroyo Chico [Terraces Ranch, 547 Chicago Ave., near Arroyo Tequesquite] 305 Comment
  RSA740645  Polypogon viridis Scott D. White, Justin M. Wood 2008-6-19 12277 Riverside Meadows at Baldy Mtn. 1585 Comment
  CDA2669  Pontederia cordata var. lanceolata C. Butsch 1988-6-23 Riverside Thunderbird Country Club golf course, Rancho Mirage. 0 Comment
  CAS-BOT-BC267210  Potamogeton foliosus Steve Boyd 1994-10-14 8387 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, San Mateo Canyon, canyon bottom along San Mateo Creek at confluence with Bluewater Creek 329 Comment
  UCR65271  Potamogeton pectinatus Steve Boyd, Orlando Mistretta 1989-7-18 3760 Riverside Peninsular Range, Vail Lake area, along W shore of lake 0.5 mi south of the dam 427 Comment
  SD90366  Potamogeton pusillus Robert F. Thorne, E. Lathrop 1969-6-6 39322 Riverside Santa Rosa Plateau: Rancho California, Mesa de Colorado, behind the dam 625 Comment
  RSA366545  Potentilla glandulosa subsp. nevadensis M. B. Dunkle 1933-7-19 3677 Riverside Upper Tahquitz Valley. 2409 Comment
  CAS-BOT-BC540423  Potentilla gracilis var. fastigiata H. M. Hall 1901-6-1 2296 Riverside San Jacinto Mountains, in the vicinity of Strawberry Valley 1615 Comment
  RSA736642  Prosopis glandulosa Scott D. White, Justin M. Wood 2007-4-11 11649 Riverside San Bernardino Mountain foothills: San Gorgonio River wash, west side of Bluff St. Comment
  CAS-BOT-BC206989  Prosopis glandulosa var. torreyana Dr. Barton W. Evermann 1916-5-14 s.n. Riverside Mecca Comment
  RSA628534  Prosopis glandulosa var. torreyana A. C. Sanders, T. Tennant, J. S. Ross 1998-8-20 22223 Riverside Morongo Indian Reservation, Lion Canyon. 671 Comment
  UCR16199  Prosopis glandulosa var. torreyana M. Quinlan 1974-4-18 s.n. Riverside Western Colorado Desert/ San Jacinto Mtns, Agua Caliente Indian Reservation, c. 4 mi. outside Palm Springs, in Andreas Canyon 305 Comment
  SEINET10489765  Prosopis glandulosa var. torreyana Billy Joe Cox 1975-6-26 Cox 4200 Riverside Palo Verde, 1-3 km W, (ca 32 mi S of Blythe); creosote desert scrub. 70 Comment
  UC219556  Prunus emarginata P. A. Munz 1922-7-6 6032 Riverside between Tahquitz and Round Valley (San Jacinto Mountains); San Jacinto Mountains 2225 Comment
  UCR39192  Prunus fasciculata M. L. Rosczyk, G. K. Helmkamp 1985-4-4 204 Riverside Little San Bernardino Mtns/ Sonoran (Colorado) Desert, Big Morongo Preserve, south of Morongo Valley, at the west side of the main canyon c. 0.5 miles north of Indian Ave. 503 Comment
  CLARK-A1528-819  Prunus fremontii 1968-4-14 18 Riverside San Jacinto Mountains 1066 Comment
  RSA86856  Prunus fremontii F. W. Peirson 1917-4-1 1986 Riverside Fruiting specimen from Tahquitz Canyon, Palm Springs region. Comment
  POM49853  Prunus ilicifolia Philip A. Munz, I. M. Johnston 1924-7-29 8875 Riverside Above Poppet Flat, San Jacinto Mts. 1220 Comment
  RSA395366  Prunus ilicifolia Steve D. Boyd 1986-4-22 1729 Riverside Walker Canyon area, where Temescal Creek (=Alberhill Creek) flows between Alberhill Mtn. and Gavilan Hills. Comment
  RSA611287  Prunus virginiana var. demissa C. Epling, Wm. Robison 1935-6-30 s.n. Riverside San Jacinto Mountains: North Fork San Jacinto River. Comment
  HSC66537  Psathyrotes ramosissima Christopher Davidson 1979-4-4 7681 Riverside Orocopia Mts. Lower end of Box Canyon Rd., 4.4 mi. E of Mecca. 213 Comment
  OBI15568  Psathyrotes ramosissima Robert F. Hoover 1966-10-15 10159 Riverside Dead Indian Crk wash, S of Palm Desert Comment
  UCR250874  Pseudognaphalium biolettii S. J. Myers, Jennifer Tobin, Michelle Tobin 2013-3-13 1043 Riverside Lakeview Mountains, along powerline access road NE of Juniper Flats Rd. 649 Comment
  RSA220975  Pseudotsuga macrocarpa E. W. Lathrop 1966-3-23 6111 Riverside 4 miles west of Corona between Tin Mine Canyon & Santiago Peak, Skyline Drive. 1220 Comment
  RSA198968  Psilocarphus brevissimus R. F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37436 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California 671 Comment
  SD247348  Psilostrophe cooperi A. C. Sanders 2015-9-11 41868 Riverside Sonoran (Colorado) Desert: Bradshaw Trail at border of Chocolate Mountains Aerial Gunnery Range, 2.25 miles east of Gasline rd. Large wash. 646 Comment
  RSA788989  Psorothamnus arborescens Aaron C. Sedgwick, David Fraker 2012-3-28 15 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  CAS-BOT-BC353621  Psorothamnus emoryi C. B. Wolf 1932-4-26 2697 Riverside Colorado Desert, 3 miles E of Mecca on Blythe Road 0 Comment
  CAS-BOT-BC340892  Psorothamnus schottii M. McCollum 1976-6-1 2030 Riverside 8 mi SSW of Yucca Valley Comment
  JOTR31811  Psorothamnus schottii La Doux, Tasha, Bill Truesdell 2007-11-9 2519 Riverside Joshua Tree National Park. Eagle Mountains along south boundary of park; Mouth of canyon parallel to and east of Lost Palms Canyon (Stop 4) 649 Comment
  POM229423  Psorothamnus schottii Philip A. Munz 1937-5-29 15144 Riverside Dead Indian Creek, north base of Santa Rosa Mts. 457 Comment
  SBBG24099  Psorothamnus schottii A. I. Richardson 1966-4-2 Riverside below Thousand Palms Oasis Comment
  UC1539725  Psorothamnus schottii Chas. B. Fiker 1946-4-16 3390 Riverside West side of Colorado Desert Comment
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Mar 23 2014
  CAS-BOT-BC340913  Psorothamnus schottii Marcus E. Jones 1926-2-15 s.n. Riverside Near Indio Comment
  CAS-BOT-BC340953  Psorothamnus spinosus Marcus E. Jones 1926-6-8 s.n. Riverside Palm Spring Comment
  CAS-BOT-BC340964  Psorothamnus spinosus Roxana S. Ferris 1918-6-14 973 Riverside Between Palm Springs and Indian Wells Comment
  JEPS41682  Psorothamnus spinosus E. E. Schellenger 1903-7 2 Riverside Chuckawalla Bench Comment
  JOTR32399  Psorothamnus spinosus Harding, Mitzi, A. Benton 2011-7-13 16 Riverside Joshua Tree National Park. Pinto Basin; Smoke Tree Wash; sandy, open flat along Pinto Basin road, just north of Smoke Tree Wash 809 Comment
  UC945498  Psorothamnus spinosus Howard Scott Gentry 1938-7-6 3789 Riverside Coachella Valley Comment
  UCSB26209  Pteridium aquilinum Gliessman, Stephen 1968-7-18 Riverside Along Saunders Road, 0.5 mile north of junction with Idyllwyld Road, San Jacinto Mountains 1600 Comment
  CAS-BOT-BC421254  Pterostegia drymarioides S. G. Stokes 1933-7-1 s.n. Riverside Road to Idyllwild. 1066 Comment
  CAS-BOT-BC421263  Pterostegia drymarioides H. M. Hall 1901-6-1 2080 Riverside San Jacinto Mountains. South slopes in the vicinity of Chalk Hill 1402 Comment
  UC1537265  Pterostegia drymarioides Gordon H. True Jr. 1935-3-13 95 Riverside Mockingbird Canyon 457 Comment
  UCR172261  Pterostegia drymarioides 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
  RSA593503  Purshia stansburyana Steve D. Boyd, Lorrae Fuentes 1996-5-2 8764 Riverside Santa Ana Mountains, along the Main Divide Road ca. 3.5 miles northwest of Morrell Potrero. Comment
  POM306721  Purshia tridentata var. glandulosa Henry J. Ramsey, Henry J. Ramsey 1938-4-22 1661 Riverside Santa Rosa Mountains. 1220 Comment
  RSA86651  Purshia tridentata var. glandulosa F. W. Peirson 1933-4-13 10645 Riverside Between Deep Canyon and Idylwild. 1524 Comment
  RSA0042978  Quercus Jeremiah George 2012-8-13 s.n. Riverside west of Beaumont, just east of junction of 60 Fwy and Jackrabbit Trail, off frontage road dead end 716 Comment
  POM48871  Quercus X morehus P. A. Munz, I. M. Johnston 1924-7-26 8706 Riverside Head of grade, 8 miles SE of Banning. 1372 Comment
  UCSB1219  Quercus X morehus Neely, William 1948-10-3 Riverside Above highway near Idyllwild, San Jacinto Mts. 1828 Comment
  UCR158900  Quercus agrifolia var. agrifolia A. C. Sanders, R. E. Riefner Jr. 2005-8-12 31551 Riverside San Jacinto Mtns., western edge of Vandeventer Flat along Hwy 74 1433 Comment
  RSA720459  Quercus berberidifolia Naomi S. Fraga, Valentin Arvizu, Elizabeth Kempton, Tim Thibault 2006-6-7 1695 Riverside East of Fobes Ranch Road, about 1/2 mile south of Fobes Ranch. 1616 Comment
  RSA747438  Quercus berberidifolia T. Scott, K. M. Meyer, A. Townesmith 2007-3-18 135 Riverside San Bernardino National Forest. San Jacinto Mountains. About 1.7 mi on Little Thomas Mtn. Rd. S of Lake Hemet, from Rt. 74. 1467 Comment
  UCD45293  Quercus berberidifolia K. R. Montgomery 1969-7-9 69 29 Riverside Elevation 3500', Wilson Valley, 18 miles south of Hemet, Riverside County, California. 1066 Comment
  UCR260589  Quercus berberidifolia A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-3 41558 Riverside Peninsular Range, Eastern Foot of the Santa Ana Mtns., Temescal Canyon NW of Horsethief Canyon Rd. along DePalma Rd., SE of Glen Eden Rd. and south of the east end of Lee (Corona) Lake, south side of I-15 370 Comment
  LA46440  Quercus chrysolepis W. B. Welch; 1928-5-5 sn Riverside San Jacinto Mountains, Idyllwild Comment
  CAS-BOT-BC86597  Quercus cornelius-mulleri R. S. Woglum 1937-4-1 297 Riverside Palm Springs Comment
  RSA720626  Quercus cornelius-mulleri Naomi S. Fraga, Tim Thibault 2006-5-16 1670 Riverside ca. 2.5 miles up Morris Ranch Road near its intersection with a locked FS road west of Goff Flat. 1585 Comment
  SEINET13953305 Image available Quercus cornelius-mulleri J. C. Roos 1965-1 Riverside Pinyon Flats, Santa Rosa Mountains 1219 Comment
  RSA768123  Quercus dumosa E. W. Lathrop 1969-6-5 7093 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest 1220 Comment
  UC500660  Quercus dumosa Aven Nelson 1930-3-1 11165 a Riverside Jack-rabbit Trail Banning Comment
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Mar 21 2011
  RSA585787  Quercus engelmannii D. L. Banks, Steve D. Boyd 1995-5-9 412 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., Dorland Mtn. area. 738 Comment
  JOTR36185  Quercus john-tuckeri La Doux, Tasha, B. Truesdell, M. Wheeler 2013-10-31 3334 Riverside Joshua Tree National Park. Queen Mountain; near Split Rock, approx 0.5 km SE of Elton Mine 1330 Comment
  RSA39267  Quercus john-tuckeri P. A. Munz 1946-10-21 11592 Riverside Live Oak Tank, Joshua Tree National Monument. 1220 Comment
  SD229177  Quercus kelloggii Dick Schwenkmeyer 2012-6-27 761 Riverside Strawberry Creek, 1/4 mile northwest of Humber Park, Idyllwild. 1914 Comment
  IRVC1363  Quercus turbinella R. H. Whittaker, W. A. Niering 1963-6-6 SJ 253 Riverside San Jacinto Mountains: 5509, back road. On a NE 2 degree slope above granite soil. 854 Comment
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Jun 27 2013
  RSA0097941  Quercus wislizeni var. frutescens Marc A. Baker, Chris Taylor, Paul Roberge 2015-7-9 18403 .1 Riverside San Gorgonio Pass, 34 km WNW of central Palm Springs, 300m south of the San Gorgonio River, 3 km ENE of Banning. 662 Comment
  UCR178512  Rafinesquia californica R. G. Swinney 1967-2-12 0014 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Snow Creek 335 Comment
  HSC6083  Rafinesquia neomexicana R. A. Eagle 1964-3-28 13 Riverside 4 mi. out of Palm Springs Comment
  RSA674688  Rafinesquia neomexicana Scott D. White 2001-4-27 8422 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway ca. 15 miles east of the Indio jtn. of I-10/ SR-111. Bajadas and washes adjacent to powerline access roads near unnamed freeway exit accessing pump station. 396 Comment
  UCR166548  Rafinesquia neomexicana Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10884 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  SEINET1909588  Ranunculaceae A. C. Sanders 2004-1 27558 Riverside Santa Ana Mtns: Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  POM13200  Ranunculus aquatilis var. capillaceus P. A. Munz, I. M. Johnston 1922-5-21 5522 Riverside Garner Ranch, Hemet Valley Comment
  RSA286794  Ranunculus aquatilis var. capillaceus Robert F. Thorne 1974-5-23 44657 Riverside Santa Rosa Plateau, Rancho California: at N base of Mesa de Colorado in shallow water of small tenajas of small stream 610 Comment
  UC56754  Ranunculus californicus H. M. Hall Apr. 1902 2889 Riverside Coahuilla Comment
  RSA90129  Ranunculus cymbalaria var. saximontanus E. K. Balls, Percy C. Everett 1953-8-19 18536 Riverside Head of Palm Canyon, where stream crosses Hwy 74 on Palms to Pines Hwy. 1372 Comment
  RSA740939  Ranunculus sceleratus Scott D. White, Justin M. Wood 2008-7-9 12441 Riverside K Flat, from large pond downstream to meadow. 1427 Comment
  UCSB2431  Raphanus sativus Kamb, Peter 1948-2-1 Riverside Valley in the Jurupa Mts. west of Colton, San Bernardino/Riverside County 304 Comment
  SEINET11261099  Raphanus sativus N. Duane Atwood 1993-3-26 17687 Riverside 6 miles NE of San Juan Capistrana along Hwy 74.; 0 Comment
  UCR93826  Ratibida columnaris G. R. Ballmer, K. T. Stockwell 1995-6-8 s.n. Riverside Murrieta, Warm Springs Creek, c. 1/2 mile south of Murrieta Hot SpringsFreshwater marsh with seep and stream flow; with Juncus rugulosus, Typha, Xanthium stru., Rorippa nast-aq., Echinochloa crusgalli, etc. 457 Comment
  UCR97753  Rhamnus alaternus A. C. Sanders 1997-3-1 19726 Riverside Riverside: E side of University of California campus. 335 Comment
  UCR24944  Rhamnus californica A. C. Sanders 1980-7-18 1642 Riverside San Jacinto Mtns., Thomas Mountain: Thomas Mountain Campground to the summit at the lookout 2073 Comment
  RSA594765  Rhamnus crocea D. L. Banks, Dylan Hannon 1996-5-3 0987 B Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; Along a mesic E facing slope, approximately 300 m SE of the Helipad at the upper camp sites 534 Comment
  CAS-BOT-BC56052  Rhamnus ilicifolia Vernon Bailey 1907-7-26 1194 Riverside Temescal Comment
  UCR34998  Rhus aromatica L. B. Ziegler 1974-4-2 521 Riverside San Jacinto Mountains, foothills of the San Jacinto Mountains, hillside slopes of lower Bautista Canyon 612 Comment
  CAS-BOT-BC167923  Rhus integrifolia Steve Boyd 1981-1-9 s.n. Riverside Gavilan Hills region, narrows in central Dawson Canyon 487 Comment
  RSA403687  Rhus ovata E. Crow 1928-11-12 43 Riverside Morongo Valley, Colorado Desert. Comment
  RSA650228  Rhus ovata Darrell Garrett 1949-2-6 s.n. Riverside White Water Canyon. 213 Comment
  SD137740  Ribes amarum Darin L. Banks, Steve Boyd 1995-2-16 49 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., S of the Dripping Springs Alcove, E of the Woodchuck Trail. 829 Comment
  RSA439666  Ribes indecorum N. C. Cooper 1947-4-5 2111 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  RSA612841  Ribes indecorum D. L. Banks 1997-3-1 1375 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, west of Pala Road. Reservation lands west of the casino and along Pechanga Creek. 329 Comment
  UCR82800  Ribes indecorum A. C. Sanders, O. F. Clarke, M. Alexander 1994-1-1 14226 A Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  RSA0022090  Ribes montigenum Carl B. Wolf 1932-8-5 3980 Riverside Rocks at summit of San Jacinto Peak. San Jacinto Mountains. 3294 Comment
  CAS-BOT-BC219235  Ribes nevadense E. A. McGregor 1941-6-12 7 Riverside Idyllwild, San Gabriel Mountains Comment
  UC1127499  Ribes quercetorum R. St. John 1923-1-23 176 Riverside s Willow Canyon; San Jacinto Quadrangle Comment
  UCR137047  Ribes quercetorum A. C. Sanders 2004-5-5 27766 Riverside Gavilan Hills, route of proposed realignment of Gavilan Rd., SSW from Multiview Rd. intersection, c. 0.25 mi. NNW of Harford Spring, c. 1.2 mi. NE of Gavilan Peak 579 Comment
  UCSB7023  Ribes speciosum Gill, Robert 1959-3-14 Riverside Road to Black Star Canyon; Santa Ana Mt. Range 365 Comment
  UCR3499  Ricinus communis Frances Miller 1964-5-5 M 6429 Riverside just above RR tracks at base of Box Springs Mtns, end of Big Springs Rd. 396 Comment
  RSA648215  Ricinus communis Stephen Hill 1981-2-16 13 Riverside Cajalco Rd. 1 mile E. of hwy 15. Comment
  RSA500191  Rorippa palustris subsp. occidentalis Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3553 Riverside Vail Lake area, pond and freshwater marsh in Kolb Crk. just south of the lake. Comment
  LA208231  Rubus parviflorus C. Epling; William Robison 1935-6-30 Riverside San Jacinto Mountains, Above Marion Camp Comment
  RSA784735  Rumex Duncan S. Bell 2012-3-18 3202 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
  CLARK-A1528-765  Rumex crispus Bruce Freeman 1968-5-22 680522-1 Riverside University of California 304 Comment
  CLARK-A1528-766  Rumex crispus C. M. Flanagan 1973-5-20 OO 521 Riverside Morongo Indian Reservation Comment
  UCR20969  Rumex dentatus A. C. Sanders, Steve Boyd 1980-5-19 1474 Riverside San Jacinto Valley, San Jacinto River c. 1.5 miles west of Lakeview on the Ramona Expressway 427 Comment
  RSA466098  Rumex hymenosepalus N. C. Cooper 1944-4-22 1121 Riverside Banning. 701 Comment
  UCR82219  Rumex obtusifolius J. M. Stewart 1994-5-2 848 Riverside Sonoran (Colorado) Desert, Thermal. Fillmore St and Avenue 64 Comment
  UC441327  Sagittaria longiloba E. E. Schellenger 1894-8-6 79 Riverside Sanch Ranch Colorado Desert (Colorado Desert) Comment
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Aug 23 2007
  CSUSB1688  Salazaria mexicana Wayne White 1975-5-17 Riverside Chuckwalla Mountains On Red Cloud Road, off Highway I-10, Chuckwalla Mountains. Colorado Desert. 484 Comment
  CAS-BOT-BC129750  Salix bonplandiana Nancy Ryan Zabriskie; Walter Zabriskie 1970-3-27 268 Riverside Andreas Cany, east slope San Jacinto Mts. 304 Comment
  RSA92695  Salix exigua F. W. Peirson 1924-12-30 5410 Riverside Thousand-Palms Canyon, Colorado Desert 122 Comment
  LA208629  Salix exigua var. hindsiana Mrs. H. P. Bracelin; 1932-4-12 602 Riverside E side of bridge over Santa Ana River, 4.8 km. N of Arlington on rd to Pedley, W of Riverside 240.0 Comment
  SDSU19219  Salix exigua var. hindsiana Kristen Hasenstab, Dave Bailey 2008-8-7 188 Riverside Santa Margarita Ecological Reserve, within 150m of gaging station at the Gorge river crossing. 3-5m from the edge of the river. 215 Comment
  CDA38726  Salix laevigata Mike Lahti 2013-4-13 PDR# 331 P06141938 Riverside East Hemet; Bautista Canyon. 0 Comment
  HSC82870  Salix laevigata M. Roskey, F. Boyen 1985-5-28 522 Riverside Big Morongo Preserve; The Nature Conservancy, S of Morongo Valley, lower end of canyon where it opens into the W end of the Coachella Valley 503 Comment
  LA208734  Salix laevigata Carl Hedin; Joseph Ewan 1933-3-19 7679 Riverside Chino Creek near Prado (Rincon), below Corona [Area 7] Comment
  UCR90961  Salix laevigata Scott D. White 1996-2-18 3811 Riverside Perris Basin, Double Butte, NW of Winchester, SE-facing slope of west butte and alluvial soil at base 490 Comment
  UCR93828  Salix laevigata G. R. Ballmer, K. T. Stockwell 1995-6-8 s.n. Riverside Peninsular Range, Warm Springs Creek, Budweiser Ranch, 0.25-1 mi upstream of Los Alamos Road crossing 457 Comment
  POM319098  Salix lasiolepis Patricia Wilder 1971-2-4 4917 Riverside Santa Ana River in Prado Park; east of Archibald Ave. 244 Comment
  POM319278  Salix lasiolepis Patricia Wilder 1972-2-18 5355 Riverside North side of Norco, along the Santa Ana River at the end of Pedley St. 229 Comment
  RSA613316  Salix lasiolepis D. L. Banks 1997-3-1 1381 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, west of Pala Road. Reservation lands west of the casino and along Pechanga Creek. 329 Comment
  UCR109734  Salix lasiolepis R. E. Orth 1963-3-8 s.n. Riverside Riverside, Santa Ana River 213 Comment
  UCR140651  Salix lasiolepis Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 11- 80 Riverside San Jacinto Mtns, San Bernardino National Forest, 5 miles north of Idyllwild on Hwy 243, Site L11 1775 Comment
  UCR160884  Salix lucida subsp. lasiandra T. B. Salvato, Kelly Volansky 2004-11-17 113 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  UCR93069  Salix lucida subsp. lasiandra A. C. Sanders, S. Ogg 1994-7-28 15181 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd. Bridge 243 Comment
  UCR5882  Salsola gobicola Sally Crum 1966-2-26 s.n. Riverside Western Colorado Desert, about 15 mi out [east] of Banning towards Indio on right [south] side of hwy 183 Comment
  UCR109573  Salsola tragus G. S. Nuessly 1980-10-16 s.n. Riverside Coachella Valley, Indio, SE corner of Kenner Ave. and Monroe St., between Fred Waring Dr. (Ave 44) and the Whitewater River Channel 0 Comment
  UC908107  Saltugilia australis Frank W. Peirson 1921-3-22 4136 Riverside Murray Canyon Colorado Desert, Murray Canyon Comment
  RSA469680  Saltugilia splendens N. C. Cooper 1944-7-16 1560 Riverside San Jacinto Mountains, above Pine Cove. 2073 Comment
  RSA770780  Salvia apiana Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4618 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 610 Comment
  UCR11353  Salvia apiana Dennis E. Kucera 1971-6-2 s.n. Riverside Peninsular Range; Moreno Valley, Kucera residence, 11681 Dalehurst, Sunnymead (now part of city of Moreno Valley) 625 Comment
  UCR252524  Salvia apiana J. Mendoza 2011-5-28 s.n. Riverside Moreno Valley, Boulder Ridge Dr. east of intersection with Lasselle, north of Ironwood Ave. and east of Perris Blvd. on north side of valley 645 Comment
  JEPS60188  Salvia carduacea L. R. Heckard 1969-4-24 2169 Riverside about 5 mi s Hemet (s end of Diamond Valley); Diamond Valley 518 Comment
  SEINET7063433  Salvia carduacea A. G. Vestal 1947-3-30 s.n. Riverside About 3.8 miles east of Sage on East Benton Road. Tucalota Valley. UTM Zone 11, 502421mE, 3715161mN. (WGS84/NAD83). 575 Comment
  SDSU12260  Salvia columbariae Jeremy Mass, Ryan Jacobsen 2000-4-19 5 b Riverside Stone Creek streambed adjacent to Southside Field Station, Santa Margarita Ecological Reserve (SDSU). Growing near edge of road on east side. 222 Comment
  SDSU21842  Salvia columbariae Kalee Koeslag, Allen Schellerup 2016-4-16 5 Riverside Santa Margarita Ecological Reserve, in Stone Creek woodland old road off of Red Mountian Truck Trail 183 Comment
  UCLA70081  Salvia columbariae K. Watkins and E. McClintock 1937-4-9 Riverside near Winchester turnoff (Riverside to Hemet road) Comment
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Mar 20 2011
  UCSB39326  Salvia columbariae Jorgensen, Jan 1982-3-21 Riverside South entrance to Joshua Tree National Monument 600 Comment
  CAS-BOT-BC221083  Salvia eremostachya Lester Rowntree 1937-5-28 s.n. Riverside Pines to Palms [Palms to Pines] Highway, San Jacinto Mts. Comment
  LA69703  Salvia eremostachya Elizabeth McClintock; 1940-5-26 sn Riverside Dos Palmos Canyon, off Pines to Palms Highway Comment
  RSA699686  Salvia greatae J. Mark Porter, Orlando Mistretta 2003-6-5 13614 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  RSA651275  Salvia mellifera A. Mayor, T. Strid 1973-4-20 s.n. Riverside Railroad Canyon Road. [West of Sun City] Comment
  UCR91728  Salvia mellifera A. C. Sanders, J. Goetzen 1996-5-1 18132 Riverside San Bernardino Mtns., Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, north of Banning 915 Comment
  CAS-BOT-BC224848  Salvia pachyphylla Nancy Ryan Zabriskie; Walter Zabriskie 1971-8-21 438 Riverside Below Santa Rosa Spring Camp, Santa Rosa Mountain road 2194 Comment
  CAS-BOT-BC233335  Salvia vaseyi S. B. Parish 1907-4-22 6164 Riverside Palm Canyon, western base of the Colorado Desert 200 Comment
  UCLA69741  Salvia vaseyi C. Epling and L. Haines 1937-5-7 Riverside 0.6 mi below Shumway Road (Palms-to-Pines Highway) Comment
  CDA18821  Salvinia molesta R. O'Connell 1999-8-2 PDR 1142335 Riverside Palo Verde Irrigation District. 0 Comment
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Feb 6 2009
  RSA650335  Sambucus mexicana G. Foster 1961-5-12 s.n. Riverside Highway to Idyllwild, Beaumont side. Comment
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Feb 18 2013
  UCR275487  Sambucus mexicana T. B. Salvato, Melissa Clemons 2005-6-9 1507 Riverside Peninsular Range, Gavilan Hills, E/W trending side canyon feeding into Walker Canyon, c. 0.3 mile northeast of Hwy 15 457 Comment
  UCSB6271  Sambucus nigra subsp. caerulea Gill, Robert 1959-3-14 Riverside Road to Black Star Canyon; Santa Ana Mt. Range; Pacific slope Drainage Area 335 Comment
  UCR117319  Sanicula bipinnatifida A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 728 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR27181  Sanicula bipinnatifida A. C. Sanders, S. Hagopian 1981-5-20 2140 Riverside Perris-Aguanga Basin, S side of Pauba Valley, within l mi of Hwy 71 bridge over the Temecula River 367 Comment
  SDSU13888  Sanicula tuberosa Michael G. Simpson, C. Luke, T. Sagar, S. Johnston, T. Duffy 2000-4-30 2090 Riverside Remote southeastern region of Santa Margarita Ecological Reserve (SDSU). 671 Comment
  RSA722994  Sarcostemma cynanchoides subsp. cynanchoides Michael Wall 2007-7-6 436 Riverside San Jacinto Valley, Bautista Canyon, along Bautista Canyon Rd. 4.5 miles SE of jct. with Fairview Ave. 719 Comment
  UCR123866  Sarcostemma cynanchoides subsp. hartwegii Steven R. Hill 2001-5-3 33651 Riverside San Jacinto Mtns., NE-facing slopes of Mt. San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, c. 1.0-1.5 mi SW of Calif. Hwy 111, Palm Springs.Boundary of Palm Springs Aerial Tramway property, at entrance gate 610 Comment
  UCR189553  Satureja chandleri Diane Menuz 2006-6-6 141 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, Miller Canyon, 1 hour hike from road 549 Comment
  UCR59925  Satureja chandleri Jeri Hirshberg 1989-3-27 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, SW of town of Murrieta: Miller Canyon 457 Comment
  RSA740247  Schedonorus arundinaceus Scott D. White, Justin M. Wood 2008-7-9 12407 Riverside Johnson Meadow 1415 Comment
  CHSC109698  Schismus barbatus Steve Boyd; Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10474 Riverside Peninsular Ranges, San Jacinto Mountains/Colorado Desert: East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs tram station. Comment
  HSC101530  Schismus barbatus J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-14 12752 Riverside Weedlot in Indio, CA 10 Comment
  RSA795947  Schismus barbatus Duncan S. Bell 2009-4-19 270 Riverside Arica Mountains: west side of range, approximately 2.5 air miles southwest of Priests Well. 391 Comment
  UC1551915  Schismus barbatus David Charlton 1988-2-18 1142 Riverside s of Joshua Tree National Park (s side of Little San Bernardino Mountains, Fargo Canyon Road to Cottonwood Wash, parallel to I-10, 1 mi e of Jct Dillon Rd & Fargo Canyon Rd); Little San Bernardino Mountains 609 Comment
  UCR125217  Schismus barbatus Mitch Provance 1998-5-5 523 Riverside City of Riverside, Hillside area, near Central Ave., along the N periphery of the Riverside Airport, south of the Wall Street Journal Ofc. 250 Comment
  UCR60235  Schismus barbatus R. F. Thorne, M. Z. Thorne 1973-3-30 42683 Riverside Sonoran (Colorado) Desert, Morongo Valley Canyon, near mouth at junction of roads to Morongo Valley and Desert Hot Springs; [vicinity of Hwy 62 crossing of Mission Creek] 488 Comment
  UCSB9696  Schismus barbatus Van Leeuwen, Henry 1957-4-13 Riverside US 60 near junction with Cal. 195 Comment
  RSA710173  Schoenoplectus acutus var. acutus A. C. Sanders 2004-5-12 27865 Riverside Elsinore Basin Region: Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek. 378 Comment
  RSA500157  Schoenoplectus americanus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3644 Riverside Vail Lake area, Temecula Creek, SE of the lake, just N of Hwy 79. 488 Comment
  RSA737275  Schoenoplectus americanus Justin M. Wood 2008-9-22 152 Riverside SW Perris Basin; Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  RSA554215  Schoenoplectus californicus A. C. Sanders, Chet McGaugh 1991-7-19 11149 Riverside Murrieta Hot Springs, large vernal pool on S side of Murrieta Hot Springs Road, E of Via Princesa & N of Calle del Lago. 348 Comment
  RSA596542  Schoenoplectus maritimus Darin L. Banks, Lauren Raz 1996-8-29 1143 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along Arroyo Seco, N of Wildhorse Peak, before the drainage bends to the S. 548 Comment
  RSA91580  Schoenoplectus maritimus F. W. Peirson 1918-03 1618 Riverside Mecca. Comment
  POM47439  Scirpus microcarpus Mary F. Spencer 1919-6-28 1234 Riverside Idyllwild, San Jacinto Mountains. 1646 Comment
  SEINET12326484  Scrophularia californica H. M. Hall 1902-1 2936 Riverside Vicinity of Riverside, in the Upper Sonoran Zone, Gavilan Hills 457 Comment
  RSA618385  Scrophularia californica subsp. floribunda D. L. Banks 1997-5-5 1980 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek, along the south fork of Pechanga Creek. 396 Comment
  UC1713652  Scutellaria siphocampyloides Elizabeth McClintock 1940-7-21 Riverside near Santa Rosa Springs; Santa Rosa Mountains Comment
  RSA559460  Scutellaria tuberosa Steve Boyd, T. S. Ross 1992-5-4 7207 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero 732 Comment
  RSA757779  Selaginella bigelovii LeRoy Gross, Jackie McConnaughy, Drew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4329 Riverside Whitewater Canyon., Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W. Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. This collection near 871 Comment
  SD87790  Selaginella bigelovii F. W. Peirson 1920-2-15 1530 Riverside Murray CaA'on Comment
  UCR202013  Selaginella bigelovii Mike Misenhelter 1998-7-7 s.n. Riverside Peninsular Range; San Jacinto Mtns. Foothills, 35 acre 'Searl Tank' site, foot of the north end of Mica Butte, just SE of the intersection of State St. and Cactus Valley Rd., c. 1 mile south of Hemet 585 Comment
  POM9818  Selaginella bigelovii Edmund C. Jaeger 1921-7-15 s.n. Riverside Massacre Canyon, 4 miles west of San Jacinto 548 Comment
  CAS-BOT-BC62086  Selaginella eremophila C. F. Saunders 1903-3-1 s.n. Riverside Palm Springs, Colorado Desert Comment
  UC306702 Image available Selaginella eremophila I. M. Johnston 1917-4-4 1047 Riverside Palm Canyon 304 Comment
  RSA612914  Selaginella watsonii Louis Cutter Wheeler 1931-10-3 176 Riverside Tahquitz Peak, San Jacinto Mts. 2621 Comment
  RSA716256  Senecio flaccidus Scott D. White, Angelia Carey 2004-4-5 10008 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  JEPS30416  Senecio flaccidus var. douglasii Donald Kyhos 1958-5-23 58 -189 Riverside Banning, bank of San Gorgonio River San Gorgonio River Comment
  CAS-BOT-BC364136  Senecio mohavensis Steve Boyd; S. Meury; R. Noyes; L. Arnseth; D. Nordin; T. Ross 1988-3-10 2197 Riverside Northwest end of the McCoy Mtns, NW of Blackjack Mine 400 Comment
  UCR24163  Senecio vulgaris John C. Roos 1967-2-7 s.n. Riverside San Jacinto Valley, City of Hemet 518 Comment
  POM187382  Senna armata E. Crow 1930-5-17 s.n. Riverside Shavers Well Comment
  UCR279362  Senna covesii A. C. Sanders, Jim Malusa 2017-3-24 42988 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, along the Bradshaw Trail but just inside Chocolate Mtns. Aerial Gunnery Range 739 Comment
  RSA335357  Sesbania exaltata A. C. Sanders 1985-8-24 5950 Riverside Near Oasis in the lower Coachella Valley, on the E side of Hwy 195, ca. .5 mi. N of the intersection with Hwy 86 and just N of Ave. 76. -52 Comment
  UC1191601  Sesbania herbacea Malcolm A. Nobs and S. Galen Smith 1948-9-3 500 Riverside 2 mi n Indio; Imperial Valley Comment
  RSA0076308  Sibaropsis hammittii Naomi Fraga, Amber Maurice 2005-4-1 1532 Riverside Elsinore Peak on a grassy knoll about 0.5 miles southeast of Elsinore Peak on the crest of the range, north of the Main Divide Road. 976 Comment
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Apr 28 2020
  SEINET11982177  Sidalcea hickmanii Unknown 1936-1 12817 Riverside Colorado Desert N of Palm Springs Comment
  UC871473  Sidalcea malviflora subsp. sparsifolia P. A. Munz, I. M. Johnston 1922-5-19 5441 Riverside 1 mi above Garner Ranch (Hemet Valley); San Jacinto Mts., Hemet Valley 1386 Comment
  RSA0088537  Sidalcea sparsifolia Giovanni Rodriguez 2016-4-2 20 Riverside Santa Ana mountains, Santa Rosa Plateau (vernal pool trail head). 625 Comment
  SEINET7048205  Sidalcea sparsifolia Steven R. Hill, Andrew C. Sanders 2001-5-4 33717 Riverside Santa Rosa Plateau, eastern rim, north side of Avenida del Oro, just east of junction with Sandia Creek Drive, 2 miles west of junction of Rancho California Road and Route I-15. Elevation 1570 - 1670 feet. 509 Comment
  CAS-BOT-BC109429  Sidotheca emarginata James L. Reveal; Barbara J. Ertter 1976-6-30 4570 Riverside Santa Rosa Mountains, along the dirt road to Santa Rosa Mountain, 4.6 miles south of California Highway 74. 1828 Comment
  UCR177511  Silene antirrhina A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32541 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 564 Comment
  SEINET3086226 Image available Silene laciniata Ted R. Turk 1971-5-16 Riverside Murrieta - De Luz Rd., 6.2 mi. south of Murrieta. Comment
  RSA192157  Silene laciniata subsp. major E. W. Lathrop 1966-5-15 6301 Riverside 3 miles SE of Murrieta on the De Luz Road. Comment
  UC120158  Silene parishii Dr. A. Davidson Riverside Mt. San Jacinto Comment
  CLARK-A1528-4907  Silene parishii var. viscida John C. Roos 1947-9-6 3744 Riverside San Jacinto Mountains Comment
  RSA0086985  Silene platyota Fred M. Roberts 2003-6-25 5936 Riverside Santiago Peak, old road near Orange County line, ca. 150 m N jct. with Main Divide Truck Trail, 0.5 km north summit. 1633 Comment
  RSA0086987  Silene platyota Scott D. White, Tasha La Doux 2000-4-20 7712 Riverside South of Hemet: Gibbel Flat in the Santa Rosa Hills. 610 Comment
  POM19802  Silene verecunda subsp. platyota Mary F. Spencer 1923-1-18 2184 Riverside Idyllwild, San Jacinto Mts. 1646 Comment
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Oct 22 2011