Search Results — 2000 specimen records retrieved (1885 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR26356  Abies concolor A. C. Sanders, J. A. Harpel 1981-8-26 2336 Riverside Santa Rosa Mtns., Cedar Spring 2250 Comment
  SDSU13664  Abronia umbellata var. umbellata W. Miller Riverside Comment
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Feb 2 2019
  CAS-BOT-BC229325  Abronia villosa Alice Eastwood 1913-4-30 3111 Riverside Palm Springs Comment
  CAS-BOT-BC229342  Abronia villosa Scott D. White 1996-4-14 3913 Riverside Perris Basin. E of Hemet: San Jacinto River Wash near Valle Vista, N of Hwy. 74, ca. 1.7 mi W of USFS Cranston Fire Station 550 Comment
  CSUSB1069  Abronia villosa Dave Cerf 1971-4-18 Riverside White Water; Painted Hill- 2 miles north of White Water Canyon. 396 Comment
  RSA650088  Abronia villosa Toppenberg 1961-5-5 s.n. Riverside [Highway] 74, Palms to Pines. Comment
  SD122379  Abronia villosa Duffie Clemons, Erikl Jonsson 1988-2-13 1935 Riverside Ca. 3 miles north of I-10 along Washington St. southwest of Indio Hills. Coachella Valley. Comment
  UCR124857  Abronia villosa B. C. Templeton, I. W. Clokey 1930-4-9 1078 Riverside Sonoran (Colorado) Desert, North of Palm Springs 400 Comment
  RSA749942  Abronia villosa var. aurita Justin M. Wood 2009-3-26 409 Riverside [Coachella Valley:] Bermuda Dunes; Avenue 38, between Washington St and I-10. 37 Comment
  JOTR34400  Abronia villosa var. villosa Andre, Jim 2012-4-16 20934 Riverside Joshua Tree National Park. Along Geotour Road, at north end of one-way loop in Pleasant Valley at foot (south end) of Hexie Mountains, 6.7 mi. south of National Park Loop Rd. 989 Comment
  UCR58465  Acacia dealbata J. A. Adams 1966-3-12 434 Riverside Santa Ana Mtns., Hwy 74, above Lake Elsinore, toward Capistrano 610 Comment
  UC165050  Acacia greggii S. B. Parish 1902-6-28 8106 Riverside near Mecca (Colorado Desert, Red Canyon); Colorado Desert, Red Canyon Comment
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Nov 24 2011
  RSA34578  Achillea millefolium Robert L. Rutherford 1944-7-2 1490 Riverside Palomar Mtn. 1066 Comment
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Jun 15 2013
  RSA6009  Achillea millefolium Carl B. Wolf 1932-8-4 3926 Riverside Strawberry Valley, 1.5 miles froStrawberry Valley.m Idyllwild on road to Banning 1707 Comment
  RSA673498  Achnatherum coronatum Scott D. White, Sandy Leatherman 2000-4-19 7664 Riverside Santa Ana Mountains/Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east-and north-facing slopes. 640 Comment
  RSA774934  Achnatherum hymenoides Duncan S. Bell 2011-4-7 2178 Riverside The northeast side of the Arica mountains; approximately 2.5 air miles northwest of Priests Well, or approximately 4.3 air miles southwest of the ghost town of Rice. 339 Comment
  UC819263  Achnatherum hymenoides P. A. Munz, D. Keck 1922-4-14 5005 Riverside e Whitewater Ranch; Colo. Desert 213 Comment
  CAS-BOT-BC384719  Achyronychia cooperi John Thomas Howell 1931-6-5 6655 Riverside 1 mile east of Whitewater Comment
  RSA0120232  Acmispon argophyllus var. argophyllus Duncan S. Bell, Thomas Stoughton 2016-4-14 9286 Riverside Santa Rosa Mountains; near the head of Deep Creek and near the trailhead of the Cactus Spring Trail, at an old mining area above this trail. 1219 Comment
  UCD104162  Acmispon glaber var. brevialatus Nancy Ryan Zabriskie; Walter Zabriskie 1973-4-6 635 Riverside Mesa SE of Andreas stream in the 1st 1/4 mile opposite and S of juncture with 'North Canyon' Andreas Canyon, E slope San Jacinto Mtns. 365 Comment
  SBBG63753  Acmispon rigidus M. N. Ackley 1928-4-3 548 Riverside Clary's Cyn 243 Comment
  SD146270  Acmispon strigosus A. C. Sanders 1998-3-17 21743 Riverside Shipley/Skinner Reserve Area, North Domenigoni Hills, south of Hemet; Winchester 7.5' quad. 342 Comment
  SD232168  Acourtia microcephala Scott D. White, Justin M. Wood 2008-6-18 12202 Riverside San Jacinto Mountains: Hiking trail from K flat to Apple Canyon Rd. 1341 Comment
  SD229249  Adenostoma fasciculatum Dick Schwenkmeyer 2012-10-16 930 Riverside Approx. 2 mi. south of U.S. Highway 10 at Cabazon. 551 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
  CAS-BOT-BC139868  Adenostoma sparsifolium S. B. Parish; W. F. Parish 1881-7-1 552 Riverside San Jacinto Ms. Comment
  JEPS44780  Adenostoma sparsifolium Carl V. Meyer 1928-8-2 629 Riverside Chalk Hill Comment
  UCD170957  Adenostoma sparsifolium A. C. Sanders; T. B. Salvato, A. Hernandez, K. Drennen, A. Collada 2013-10-2 40956 Riverside Peninsular Range, Wilson Valley Preserve, 0.35 air mi. south of Wilson Valley Rd. and 0.8 mi. east of Sage Rd., 1.4 mi. east (93 deg. ) of Round Top Mountain. 739 Comment
  CHSC98419  Agathis robusta A. C. Sanders; Mitch Provance, T. B. Salvato 2001-5-1 24070 Riverside San Bernardino Valley region: Riverside, UCR campus, entomology shop on S Campus Dr. 335 Comment
  RSA180464  Agoseris grandiflora var. grandiflora E. W. Lathrop 1960-5-27 5232 Riverside 6 miles west of Murrieta. Comment
  RSA773663  Agoseris retrorsa Duncan S. Bell, J. D. England 2010-5-20 1026 Riverside San Bernardino National Forest: Garner Valley, approximately 1.75 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1361 Comment
  UCR187474  Agrostis exarata Diane Menuz, Angela Hyde 2006-8-24 235 Riverside Peninsular Range; San Jacinto Mtns, North Fork San Jacinto River c. 100 m below FS Rd. 5S09, below Indian Mountain 1331 Comment
  UCR164300  Agrostis viridis S. J. Myers 2001-7-16 s.n. Riverside San Jacinto Mtns, Bautista Canyon 878 Comment
  RSA550271  Aliciella latifolia W. Wisura, John Dolan, Michael Wall 1992-3-24 4625 Riverside 7.7 mi NE of Mecca on Box Canyon Rd. Comment
  RSA778011  Aliciella latifolia subsp. latifolia J. Andre 2011-2-9 15924 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
  UCR49370  Allenrolfea occidentalis Theo Glenn 1984-10-15 s.n. Riverside Sonoran (Colorado) Desert, Whitewater River Delta at N end of Salton Sea Comment
  RSA718574  Allionia incarnata Michael Honer, L. Hulse 2004-4-3 1893 Riverside Nameless canyon appx. 1 mi. W of Pushawalla Cyn., leading up to MWD aqueduct. 488 Comment
  SBBG101703  Allium peninsulare S. Boyd with T. Ross, M. Hammitt 1991-5-2 6090 Riverside SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  SD67629  Allium praecox I. W. Clokey, E. G. Anderson 1935-4-16 6550 Riverside East of Hemet, steep slope, decomposed rock. 640 Comment
  RSA680941  Allium triquetrum A. C. Sanders, T. B. Salvato 2003-4-3 25830 Riverside San Bernardino Valley/Upper Santa Ana River: Riverside, UCR campus, between East Campus Drive and Parking Lot 10 335 Comment
  RSA719474  Allophyllum divaricatum R. E. Riefner Jr. 2005-7-31 05 -573 Riverside Peninsular Ranges Province, Agua Tibia Moutains, SE of Temecula, Cleveland National Forest, Agua Tibia Wilderness, NW slope of Agua Tibia Mountain, ca. 1.5 mi WNW of Woodchuck Rd. 665 Comment
  SEINET2444430  Allophyllum divaricatum T. Tennant, T. B. Salvato 1998-6-23 MOR 465 Riverside San Bernardino Mtns.: Morongo Indian Reservation. N of Hathaway Cyn., along dirt road, just W of polygon H13. 1280 Comment
  UC1931113  Allophyllum divaricatum Scott D. White, Justin Wood 2008-6-18 12205 Riverside San Jacinto Mountains: Hiking trail from K flat to Apple Canyon Rd. Comment
  POM49564  Allophyllum glutinosum P. A. Munz, I. M. Johnston 1924-7-29 8841 Riverside 6 miles SE of Poppet Flat, San Jacinto Mountains. 1524 Comment
  RSA67296  Allophyllum glutinosum Verne Grant, Alva Grant 1951-6-4 16009 Riverside Small canyon 2 mi. s. of Temecula on Hwy 395. 335 Comment
  UCR251961  Alnus rhombifolia Max Brodie 2014-4-6 03 Riverside San Bernardini Mtns./Sonoran (Colorado) Desert, Whitewater Canyon off Whitewater Canyon Rd., along Whitewater River near town of Bonnie Bell, c. 2 miles north of Hwy I-10 488 Comment
  GMDRC3497  Aloysia wrightii J. Andre, T. La Doux 2008-9-16 10685 Riverside Little San Bernardino Mountains: Joshua Tree National Park: along Bell Mtn Rd, atop Bell Mtn appox 0.3 mi. N. of radio tower. Queen Mountain USGS 7.5 min quad 34 deg. .35' N 116 deg. .017' W. Elev. 4458 ft. 1359 Comment
  SEINET10481952  Alyssum alyssoides Tilforth 1980-6-10 TILFORTH 1995 Riverside Common perennial at all elevations in this area but more abundant at 6700 ft, Masses in open sunny places among pinus jeffreyi. Ca 1/2 mi. S of thomas mt. Campground, at summit of thomas mt. Rd., W of hwy 74 and s of lake hemet. 2042 Comment
  RSA736797  Amaranthus albus Scott D. White, Angelia Carey 2004-7-2 10567 Riverside Soboba Indian Reservation, Poppet Creek Canyon. 549 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
  RSA654880  Amaranthus arenicola T. B. Salvato, A. C. Sanders 2000-4-27 60 Riverside Coachella Valley: between Filmore & Buchanan on Avenue 56. -37 Comment
  RSA512128  Amaranthus blitoides Ed LaRue 1989-4-21 s.n. Riverside Moreno valley, University of California agricultural experimental farms, ca. 1/2 mi. S of Alessandro Blvd. at NE corner of Catus Ave. & Nason Street. Comment
  UCR272486  Amaranthus deflexus Mitch Provance 2013-6-16 613- 18 Riverside Santa Ana River Valley, City of Riverside, Arlanza neighborhood, Foothill Elementary School on Wells Avenue, about 0.4 mi W of Van Buren 226 Comment
  CAS-BOT-BC540846  Amaranthus fimbriatus Sarah J. De Groot; Duncan S. Bell 2015-9-21 7579 Riverside Santa Rosa Mountains SSW of Palm Desert. Hillside along Dunn Rd, between Asbestos Mountain and Haystack Mountain, ENE of Potrero Spring 1220 Comment
  JOTR30834  Amaranthus fimbriatus Andre, Jim, Tasha La Doux 2008-9-16 10706 Riverside Joshua Tree National Park. JTNP; NE end of Splitrock Picnic Area. Queen Mountain USGS 7.5 min Quad. Near 34 00.534' N 116 03.098' W 1327 Comment
  OBI35668  Amaranthus fimbriatus Louis B. Ziegler 1964-9-1 25 Riverside San Jacinto Mts Pinyon flats 1311 Comment
  SD122878  Amaranthus retroflexus Steve Boyd 1985-7-23 1025 Riverside De Luz Road, 8.5 miles west of Rancho California 274 Comment
  CAS-BOT-BC13616  Ambrosia acanthicarpa H. S. Gentry 1954-7-26 14252 Riverside Dripping Springs along route 79 Comment
  CDA9969  Ambrosia confertiflora G. C. Fleischman 1945-10-21 Riverside Highway, Beaumont / Sunnymead. 0 Comment
  CHSC98019  Ambrosia dumosa LeRoy Gross 2005-3-3 1602 Riverside Colorado Desert; Northeastern Colorado Desert region: Palen Mountains, south side. Near end of old prospect road. Near 33.71244N, 115.11171W to 33.72053N, 115.11051W. Alt: 207-244m. 207 Comment
  JOTR28961  Ambrosia dumosa La Doux, Tasha 2005-3-30 1197 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  JOTR29388  Ambrosia dumosa La Doux, Tasha, Mike Bell 2006-5-10 1465 Riverside Joshua Tree National Park. East Deception Canyon 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
  LA202899  Ambrosia dumosa A. M. Johnson; 1928-5-5 351 Riverside Travertine Rock Comment
  RSA23238  Ambrosia dumosa Ernest Braunton 1940-03 2043 Riverside Fan Canyon. 20 miles NE of Indio. Comment
  SEINET3146797  Ambrosia dumosa L. S. Rose 1936-12-26 36827 Riverside Hayfield, 7 mi. W of Desert Center 762 Comment
  UC75926  Ambrosia dumosa Miss Mary McKibben Riverside Mecca; Colorado Desert Comment
  UCR263655  Ambrosia dumosa David Fraker, Aaron C. Sedgwick 2012-3-22 021 Riverside Sonoran (Colorado) Desert, Palen Mountains, Coxcomb Monument Road [becomes Palen Pass Rd.] c. 8 miles east of Hwy 177 376 Comment
  SFV21963  Ambrosia ilicifolia J. N. Hogue 2011-3-27 376 .3 Riverside Colorado Desert Chuckwalla Mountains. Corn Springs Wash at Corn Springs. 490 Comment
  SD131197  Ambrosia pumila David B. Zippin 1991-5-30 138 Riverside 40 m W of Skunk Hollow Vernal Pool, Bachelor Mtn. Quad Comment
  UCR172613  Ambrosia pumila A. C. Sanders, John F. Green 2006-5-18 32373 Riverside Temecula/Murrieta Region, SE of Murrieta Hot Springs along San Diego Aqueduct and powerline route, south of intersection of Chandler and Suzi Rds. and south of Murrieta Hot Springs Rd., side canyon dropping toward Santa Gertrudis Creek, 1 mile SW of Skunk Hollow 366 Comment
  SBBG54477  Ambrosia salsola var. salsola L. R. Abrams 1941-4-24 13935 Riverside near Cabazon, San Gorgonio Pass Comment
  SFV17219  Ambrosia salsola var. salsola J. W. Dole 1980-11-1 s. n. Riverside Snow Creek road, 1 mile from junction of Highway 111 and Interstate Highway 10. 360 Comment
  UCR35167  Amelanchier utahensis L. B. Ziegler 1968-5-15 297 Riverside San Jacinto Mountains, Hemet Valley, Quinn Flat area 1402 Comment
  RSA78298  Amorpha californica P. A. Munz, E. K. Balls 1952-8-21 17988 Riverside Road to Santa Rosa Mt. from Vandeventer Flats. Comment
  UC708746  Amorpha californica var. californica H. K. Wagnon 1944-5-25 395 Riverside by stream near entrance to Tahquitz Canyon; Palm Springs Comment
  RSA388426  Amorpha fruticosa R. F. Thorne, S. D. Boyd, E. W. Lathrop 1985-7-18 61186 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
Read comments
Feb 24 2013
  RSA44916  Amorpha fruticosa J. C. Roos 1947-5-10 3614 Riverside 3 miles SE of Console Springs., [Console Springs is in Riverside Co. near present-day Reche Cyn. Rd., ca. 33 d 59.5' N / 117 d 12.7' W. Roos's collection site was probably the wash just above Sunnymead. -S. D. White Mar 2007] Comment
  RSA606085  Amorpha fruticosa R. S. Woglum 1941-5-14 3039 b Riverside Peninsular Ranges / Sonoran Desert transition: Elder (Alder?) Canyon, off Coyote Canyon. Comment
  UC1928630  Amorpha fruticosa Steve Boyd, Aydee Virgen 2004-4-13 10849 Riverside Peninsular Ranges; Santa Ana Mountains region; San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  UCR174451  Amsinckia intermedia A. C. Sanders 2006-5-11 32262 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
  UCR234334  Amsinckia intermedia A. C. Sanders, John F. Green 2012-3-26 40000 Riverside Peninsular Range; Santa Ana Mtns. Area, Temescal Canyon, mouth of a small canyon between Horsethief Canyon and I-15 Fwy crossing of Temescal Wash, west of Hostettler Rd. 369 Comment
  UCR275272  Amsinckia retrorsa T. B. Salvato, Gregg Miller 2005-6-7 1492 Riverside Peninsular Range, Gavilan Hills, Lindell (Stovepipe) Road north of Snake Road, c. 4.5 miles north-northwest of Lake Elsinore 640 Comment
  RSA0091469  Amsinckia tessellata P. A. Munz 1949-4-12 13024 Riverside North base of Eagle Mts., Mohave Desert. 945 Comment
  UCR16648  Anagallis arvensis S. Riddell 1973-5-17 730517- 10 Riverside Santa Ana Mtns, 0.1 mi west of El Cariso Fire Station on Hwy 74 793 Comment
  RSA543905  Anagallis arvensis Steve Boyd, Orlando Mistretta 1991-5-22 6286 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  RSA0121451  Andropogon glomeratus Duncan S. Bell, LeRoy Gross 2016-3-30 9130 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.75 air miles southeast of the summit of Martinez Mountain. 698 Comment
  RSA593798  Androsace elongata subsp. acuta Jeri Hirshberg 1995-5-19 273 A Riverside San Jacinto Mountains, Garner Valley. Comment
  IRVC3693  Angelica tomentosa R. H. Whittaker, W. A. Niering 1963-5-28 SJ 19 Riverside Below Idyllwild toward Mountain Center. Peninsular Ranges, San Jacinto Mountains 1524 Comment
  UCR34899  Anisocoma acaulis L. B. Ziegler 1968-5-15 292 Riverside San Jacinto Mtns., Hemet Valley, near Quinn Flats (old road to Morris Ranch) 1375 Comment
  POM19565  Antirrhinum coulterianum Mary F. Spencer 1923-9-8 2185 Riverside Idyllwild 2134 Comment
  RSA769519  Antirrhinum coulterianum Duncan S. Bell, Lucilla Reccia 2010-5-5 968 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.3 air mile southeast of junction of Highway 74 and forest service road 5S15. Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 758 Comment
  UCR281002  Antirrhinum coulterianum Mitch Provance, Matt K. Beyers, John Hazlett, Douglas Gordon-Blackwood 2017-4-13 417- 57 Riverside Peninsular Ranges, Wildomar, Sedco Hills, along transmission road between Lost Rd. and Lake View Rd. 564 Comment
  VVC474  Antirrhinum coulterianum A. C. Sanders, J. Mac 1997-5-4 20681 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek drainage, dry slopes above Brown Creek. 915 Comment
  POM29606  Antirrhinum nuttallianum subsp. nuttallianum Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA613147  Aphanes occidentalis D. L. Banks 1997-3-29 1655 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. An area of native grassland along the Magee Truck Trail at the southern extremity of the Reservation just before the Riverside / San Diego County line border. 463 Comment
  POM128366  Apiastrum angustifolium Thos Craig 1927-4-23 203 Riverside Glen Ivy. Comment
  VVC25  Apium graveolens P. J. MacKay 1975-6-1 s.n. Riverside Cismontane S Cal, Chino vic Euclid Ave bordering a channel from Prado Dam 159 Comment
  RSA0126159  Arabis glabra C. B. Wolf 1931-5-11 1962 Riverside Near Pipe Creek, above Hemet Valley, San Jacinto Mountains. 1677 Comment
  UCR178346  Arabis sparsiflora Tracy Tennant, Mitch Provance, Jeffrey Ross 1998-6-25 MOR- 1051 Riverside Transverse Range; San Bernardino Mtns., Morongo Indian Reservation, upper Corral Canyon, tree stand C-01 1280 Comment
  CAS-BOT-BC423306  Arctostaphylos L. Nye; G. Gust 2005-3-11 70 Riverside BM 2228 ca. 4 miles W of Murrieta. 453 Comment
  RSA629174  Arctostaphylos Jon E. Keeley 1992-7-17 16793 Riverside Road to Thomas Mountain (5S15), 5.2 km north of Toolbox Spring. 1840 Comment
  UCD166225  Arctostaphylos Jack Major 1962-4-16 768 Riverside Along California Hwy 74, below Pinyon Flat toward Palm Desert. (Exact location unknown. Coordinates estimated by label maker.) 1220 Comment
  SD128324  Arctostaphylos glandulosa R. Mitchel Beauchamp 1971-5-15 2411 Riverside San Jacinto Mountains; Black Mt. campground. Open areas of forest. 2207 Comment
  UCR273497  Arctostaphylos glandulosa A. C. Sanders, Glen Morrison 2016-8-4 42603 Riverside Peninsular Range; Santa Ana Mountains, South Main Divide Road, near Elsinore Peak, 0.35 km by road south of road junction to Elsinore Peak towers 998 Comment
  RSA629356  Arctostaphylos glandulosa subsp. glandulosa Jon E. Keeley 1992-6-12 15541 Riverside Rd to Elsinore Pk., 1 km S of Elsinore Pk. Santa Ana Mtns. 950 Comment
  UC876553  Arctostaphylos glandulosa subsp. zacaensis I. W. Clokey and E. G. Anderson 1935-4-16 6788 Riverside Hemet 900 Comment
  JOTR16667  Arctostaphylos glauca Hogan, J. 1974-6-8 68 Riverside Joshua Tree National Park. EUREKA PEAK 1676 Comment
  POM367314  Arctostaphylos glauca Anstruther Davidson 1892-05 1765 Riverside Banning. Comment
  RSA631721  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19303 Riverside Highway 79, 6 km west of Aguanga. 650 Comment
  RSA631735  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19283 Riverside Highway 79, 2 km west of Radec. 550 Comment
  RSA736549  Arctostaphylos glauca Scott D. White, Angelia Carey 2004-7-2 10584 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  RSA0120001  Arctostaphylos parryana Duncan S. Bell, Thomas Stoughton 2016-4-13 9254 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; on the western slopes of Martinez Mountain. 1548 Comment
  RSA633574  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16677 Riverside Road to Santa Rosa Mountain (7S02), 9.3 km south of Highway 74. 1990 Comment
  RSA633589  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22521 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633609  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22517 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633666  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21770 Riverside Dirt road to Santa Rosa Mountain, 9.2 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1995 Comment
  RSA633683  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21775 Riverside Dirt road to Santa Rosa Mountain, 9.2 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1995 Comment
  RSA633758  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16694 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  RSA0054854  Arctostaphylos patula Anonymous 1938-5-26 s.n. Riverside Hurkey Creek. Comment
  RSA635595  Arctostaphylos peninsularis Jon E. Keeley 1992-7-17 16741 Riverside Morris Ranch Rd. (6S06), 6.3 km east of Hwy 74, western base of Pyramid Pk., San Jacinto Mountains. 1680 Comment
  CAS-BOT-BC44358  Arctostaphylos pringlei subsp. drupacea Peter H. Raven 1958-5-17 12957 Riverside Along road to Banning 6.1 miles north-west of Lake Fulmor, San Jacinto Mountains. Comment
  JEPS26531  Arctostaphylos pringlei subsp. drupacea Peter Kamb 1947-5-17 516 Riverside Hall Canyon; San Jacinto Mts., Hall Canyon 1645 Comment
  POM367417  Arctostaphylos pringlei subsp. drupacea Gary D. Wallace 1964-4-25 s.n. Riverside San Jacinto Mts. Rd. to Idlewild Comment
  POM367427  Arctostaphylos pringlei subsp. drupacea E. C. Jaeger 1921-6-19 s.n. Riverside Ridge trail to Tahquitz Valley, San Jacinto Mts. 1890 Comment
  RSA635690  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-16 16597 Riverside Hwy 371 & Burnt Valley Rd. San Jacinto Mtns. 1250 Comment
  RSA82949  Arctostaphylos pringlei subsp. drupacea R. M. Straw 1953-6-5 449 Riverside Fuller Mill Creek camp, Idyllwild-Banning Rd. Comment
  UCSB26243  Arctostaphylos pringlei subsp. drupacea Gliessman, Stephen 1968-7-17 Riverside 50 yards south of Little Thomas Mountain Road, 3.7 miles north of junction with Highway 74, Little Thomas Mountain 1584 Comment
  CSUSB1396  Arctostaphylos pringlei var. drupacea Markell Kohn 1959-4-19 Riverside On Banning- Idllywild Road, 2.8 miles north (below) of Grande Vista Ranger Station. Comment
  SDSU2818  Arctostaphylos pringlei var. drupacea F. Young Berg 1933-8-28 1218 Riverside Near Inspiration Pt. near Idyllwild Pines, San Jacinto Mts. Comment
Read comments
Mar 10 2014
  RSA636010  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19558 Riverside Carancho Rd., W. of Temecula. 440 Comment
  RSA636020  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19491 Riverside West of Temecula, off Calmara Rd., 1 km south of Carancho Rd. and west of De Luz Rd., eastern Santa Margarita Mountains. 600 Comment
  RSA636173  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19480 Riverside West of Temecula, off Colman Rd., 0.8 km north of Carancho Rd. and west of De Luz Rd., eastern Santa Margarita Mountains. 590 Comment
  UCR209397  Arctostaphylos rainbowensis Fred M. Roberts 2007-4-13 6516 Riverside Santa Ana Mountains, south of Mesa de Colorado on the Santa Rosa Plateau, north side of El Calamar Road and Via Escalon, 0.8 km west-northwest of the summit of Mesa de La Punta 447 Comment
  SEINET9292943  Arctostaphylos viscida Unknown 1976-5-3 Riverside Red Mountain Road. Comment
  RSA0041961  Argemone munita Duncan S. Bell, Loraine Washburn 2014-4-8 6585 Riverside Orocopia Mountains; at the entrance to Petra Canyon in Red Canyon, approximately 1 air mile north of the Bradshaw Trail. 398 Comment
  UCR56014  Argemone munita J. A. Adams 1965-5-9 206 Riverside San Jacinto Mtns., NE side of Mtns, Palm Springs Area, 1 mi below tramway up Mt. San Jacinto 915 Comment
  CAS-BOT-BC137646  Aristida adscensionis Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs. Comment
  CLARK-A1528-4463  Aristida adscensionis John C. Roos 1952-4-9 5508 Riverside Mount Rubidoux 365 Comment
  RSA704197  Aristida adscensionis Gary D. Wallace 1982-5-15 1995 Riverside Palms to Pines Highway, 7 level hill. 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
  UCR180225  Aristida adscensionis Scott D. White, Pam Devries 2006-3-14 11251 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, a few mi east of Indio, at proposed I-10 Freeway/ McNaughton Parkway interchange, north of the I-10 Freeway 152 Comment
  SEINET239055  Aristida divaricata A. C. Sanders, S. D. Boyd; Mitch Provance J. Ross 1998-10-25 22284 Riverside San Jacinto Mtns.: Pine Meadow along Hwy 74 in Garner Valley (eastern) 1 mile. NW of Hwy 371 junction to Anza (Butterfl 1441 Comment
  SEINET244313 Image available Aristida hamulosa A. C. Sanders, T. B. Salvato 2001-5-16 24301 Riverside Perris-Aguanga Basin; S of Hemet, 1/4 mi. S of Gibbel Rd. about 1 mi E of State St., foothills forming east end of Diamond Valley, 1 mi SSE of Hemet Butte, S of mouth of Avery Cyn. 518 Comment
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Jul 14 2014
  UCD56512  Aristida purpurea J. C. Roos 1965-8-15 s.n. Riverside San Jacinto Valley, Gilman Hot Springs. Comment
  RSA740945  Aristida purpurea var. fendleriana Scott D. White, Justin M. Wood 2008-6-17 12189 Riverside Morris Ranch Rd. - open area W of Goff Flat. 1616 Comment
  CAS-BOT-BC137512  Aristida purpurea var. purpurea J. C. Roos 1965-8-15 s.n. Riverside San Jacinto Valley. Gilman Hot Springs. Comment
  UCR215598  Aristida purpurea var. wrightii Tasha La Doux, Jim Andre 2008-9-16 345 Riverside Mojave Desert, Joshua Tree National Park, southeast end of Splitrock Picnic Area 1290 Comment
  RSA655605  Artemisia annua O. F. Clarke 1998-9-22 s.n. Riverside Box Springs Mtns. foothills, weed in the yard at 266 Frost Court, just east of UCR 396 Comment
  RSA638202  Artemisia douglasiana Scott D. White 1998-10-9 7172 Riverside Corona, near Bedford Canyon: ''Joseph Canyon'' wash near a disused quarry. Site adjacent to housing tracts now under construction and proposed for same. 335 Comment
  UCR177431  Artemisia dracunculus Scott D. White 2003-10-9 9823 Riverside San Jacinto Mountains, Pine Cove area, Dutch Flat 1753 Comment
  SBBG62495  Artemisia ludoviciana M. Lewis 1947-8-26 11 Riverside Skunk Cabbage Meadow 2194 Comment
  SEINET2044543 Image available Artemisia ludoviciana subsp. redolens Dave Charlton 1986-12-26 652 Riverside Coxcomb Range at E end of Joshua Tree National Monument, northernmost West facing large canyon in the range, just north of Specter Peak. 915 Comment
  JOTR35054  Asclepias albicans La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3506 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road. South-facing bajada with shallow Sonoran desert riparian corridors among desert pavement. Comment
  SEINET9121976  Asclepias californica R. Woglum 1937-1 531 Riverside Temecula Comment
  POM12425  Asclepias eriocarpa P. A. Munz 1922-9-5 6369 Riverside Fern Valley. Ocassioanl under pines 1982 Comment
  RSA5171  Asclepias subulata C. B. Wolf 1932-4-26 2982 Riverside Colorado Desert, 8 miles East of Mecca on Blythe road. 91 Comment
  SEINET10837266  Asclepias subulata Billy Joe Cox 1975-10-10 Cox 4213 Riverside Palo Verde, 1-3 km W, (ca. 32 km S of Blythe); creosote desert scrub, sandy and gravelly entisols 70 Comment
  IRVC23981  Asplenium vespertinum R. E. Reifner 1988-3-8 88 51 Riverside Route 74: San Juan Loop Trail near Ortega Oaks in a well-shaded rock crevice. Peninsular Ranges Comment
  RSA653655  Aster subulatus A. C. Sanders, Mitch Provance 1999-9-26 23126 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
  UCR37708  Astragalus aridus A. C. Sanders, J. M. Stewart 1985-3-24 5408 A Riverside Western Colorado Desert, Coachella Valley, flats along Box Canyon Rd. (Hwy 195), 2.5 mi east of Mecca, 0.7 mi east of Grant Street -15 Comment
  SEINET5325493  Astragalus aridus E. K. Balls 1949-4-2 12906 Riverside Near Durmid by the Salton Sea on Hwy 111, Colorado Desert 67 Comment
  POM244784  Astragalus bernardinus E. C. Jaeger 1938-5-14 s.n Riverside Covington Flats, Joshua Tree National Monument. 1280 Comment
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Aug 30 2011
  RSA49360  Astragalus bernardinus P. A. Munz 1949-4-11 13006 Riverside Near Conejo Well, north base of Eagle Mts., Mohave Desert. 915 Comment
  UCR620A  Astragalus bicristatus J. Zabriskie 1974-5-24 692 Riverside Santa Rosa Mtns., Reservoir area at top of Deep Canyon stream; south of Pinyon Flat 1890 Comment
  CAS-BOT-BC177731  Astragalus crotalariae Marcus E. Jones 1906-4-20 s.n. Riverside Borrego Spring 1066 Comment
  CAS-BOT-BC177734  Astragalus crotalariae Ira L. Wiggins 1941-3-24 9580 Riverside Along eastern side of Salton Sea, 2.7 miles south of Mortmar Comment
  CAS-BOT-BC177735  Astragalus crotalariae John Thomas Howell 1928-3-25 3549 Riverside Indio, Colorado Desert Comment
  UC69648  Astragalus crotalariae T. W. Minthorn 1905-1-15 7 Riverside Indio; ; <near Los Angeles> Comment
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Jun 6 2011
  CAS-BOT-BC182583  Astragalus didymocarpus var. dispermus C. L. Hitchcock 1940-4-4 5953 Riverside Pinto Basin Comment
  RSA0019472  Astragalus didymocarpus var. dispermus Jim Andre, G. L. Clifton, Ron Kelley 2013-3-21 24393 Riverside West Riverside Mountains; at base of NW corner of range where sand ramps 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 run up against granitic bouldery slopes, about 10 miles SW of Vidal Jct., 3 miles south of Grommet RR xing at Highway 62. 363 Comment
  SJSU6639  Astragalus didymocarpus var. dispermus B. A. Summers 1958-4-1 Riverside Alejo Rd c. 1 mi S of Palm Springs Comment
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Apr 17 2011
  UC1543239  Astragalus douglasii Donald G. Nelson 1936-5-21 380 Riverside n Mt. Thomas (e of Lake Hemet, slopes just n of meadow in valley just e of Jurkey Creek Camp area, San Jacinto Mountains); San Jacinto Mountains, e of Lake Hemet, n of Mt. Thomas Comment
  LA35633  Astragalus douglasii var. douglasii Ronald A. Cross; April 1952 - May 1952 sn Riverside Hurkey Creek Camp Ground, California State Highway 74 Comment
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Sep 22 2013
  CAS-BOT-BC178443  Astragalus douglasii var. parishii Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  CAS-BOT-BC182948  Astragalus filipes Carl B. Wolf 1931-5-11 1952 Riverside Near Pipe Creek, Hemet Valley, San Jacinto Mts. 1615 Comment
  POM12864  Astragalus leucolobus P. A. Munz 1922-6-28 5872 Riverside Ridge west of Toro Peak 2287 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
  UCD105146  Astragalus oocarpus K. Esau 1935-6-20 s.n. Riverside Beaumont Grade. Comment
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Nov 7 2014
  UCR236899  Astragalus pachypus var. jaegeri Duncan S. Bell, Naomi Fraga 2010-4-22 854 Riverside San Jacinto Mountains, San Bernardino National Forest, Rouse Ridge, c. 1.6 air mi southeast of junction of Hwy 74 and FS Road 5S15 841 Comment
  UCR59498  Astragalus pachypus var. jaegeri Steve Boyd, T. S. Ross, L. Arnseth 1989-4-2 3226 Riverside Peninsular Range, Vail Lake area, sandstone ridge between Kolb Creek and Temecula Creek, forming peninsula at SW end of Lake. Comment
  CAS-BOT-BC194172  Astragalus pomonensis H. S. Gentry 1954-7-26 14253 Riverside Dripping Springs along route 79 Comment
  RSA707890  Astragalus pomonensis Scott D. White, Angelia Carey 2004-4-16 10161 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 549 Comment
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May 30 2008
  UCR111598  Astragalus pomonensis Mitch Provance 1998-4-8 1773 Riverside City of Riverside, Arroyo Tequesquite, NE side of proposed 'Andulka Park' just west of the corner of Chicago and Central Avs. 305 Comment
  UCR92101  Astragalus pomonensis D. L. Banks, Steve Boyd 1995-6-2 579 Riverside Palomar Mtns., Cleveland National Forest, Agua Tibia Mountains, NE of the Dorland Mountain area, north of the Agua Tibia Wilderness Area, east of Kolb Creek. c. 100m east of junction between the Woodchuck Road and Hwy 79 512 Comment
  UCR107413  Athysanus pusillus B. G. Pitzer 1997-3-23 2965 Riverside Perris-Aguanga Basin Region, Lakeview Mtns, c. 1 air mi. SSW of Mt. Rudolph, along powerline road 0.3 mi. east of Contour (Juniper Flats) Rd. 610 Comment
  UCR249834  Athysanus pusillus T. B. Salvato, John Lovio 2013-3-19 7358 Riverside Perris-Aguanga Basin, Menifee Valley, Los Alamos Road at its crossing of Warm Springs Creek, and hill west of Jeanette Drive 402 Comment
  UCR97699  Athysanus pusillus A. C. Sanders, G. Helmkamp 1997-3-15 19934 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 518 Comment
  RSA450769  Atrichoseris platyphylla J. C. Roos 1966-3-26 s.n. Riverside 2 mi S.E. of Desert Center. Comment
  UCR269848  Atrichoseris platyphylla A. C. Sanders, Jim Malusa 2016-3-18 42374 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  RSA550482  Atriplex coronata var. notatior D. E. Bramlet 1992-5-6 2264 Riverside Northern duck club ponds to the east and south of the san Jacinto wildlife area (just south of S Contour Rd.) The site is some 122 m south of teh pond that is on the eastern boundry of the duck club area., This site is just above (west) of the Mystic La 436 Comment
  UCR267168  Atriplex coronata var. notatior D. E. Bramlet 2001-5-8 3138 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, San Jacinto Wildlife Area, west of Davis Rd. near Marvin Rd. 434 Comment
  UCR85573  Atriplex coronata var. notatior Julie A. Greene 1993-6-11 1361 Riverside San Jacinto Valley, San Jacinto Wildlife Area, north side of San Jacinto River levee, west of Davis Road 436 Comment
  RSA0015057  Atriplex davidsonii D. E. Bramlet, Fred M. Roberts, I. Anderson 2005-6-10 3876 Riverside 4.5 miles west of Hemet, 2000 feet south of Stetson and 700 feet east of California. 456 Comment
  SBBG128830  Atriplex glauca R. E. Riefner Jr. 2002-12-12 02 -521 Riverside Temescal Cyn Mouth, city of Corona, along Magnolia Ave, off-ramp on SW side of Hwy 15 216 Comment
  SEINET4136681  Atriplex lentiformis S. Langer 1994-4-6 s.n. Riverside Junction of Mecca and Hwy. 195.; 0 58 Comment
  OBI40177  Atriplex muelleri J. C. Roos 1965-10-17 s.n. Riverside 20 mi W of Blythe on the roadside Comment
  CAS-BOT-BC176540  Atriplex polycarpa Lewis S. Rose 1961-11-24 61068 Riverside La Quinta 15 Comment
  SD229127  Atriplex polycarpa Dick Schwenkmeyer 2012-11-6 870 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
  UCR114547  Atriplex serenana A. C. Sanders, K. C. Rose 1999-6-18 22815 Riverside Skinner/Domenigoni area, French Valley, E side of Washington Ave. near Rawson Rd. 451 Comment
  SD146321  Atriplex suberecta A. C. Sanders, K. C. Rose 1998-5-21 21854 Riverside Hemet; alkaline flats west of town, east of the canal, south of Highway 74 and ca. 0.25 mile west of Warren Road. 456 Comment
  SD181603  Atriplex suberecta Scott D. White 2001-7-9 8722 Riverside Menifee, ca. 1 mile southwest of Bell Mountain and I(c) mile east of I-215 Freeway; Romoland [quad]. Barley field and disused cattle pond. Disturbed area around seasonally pooled place. 445 Comment
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Jan 8 2009
  UCR232057  Atriplex suberecta John F. Green 2008-4-22 06- 02 Riverside Peninsular Range, hills south of Perris, powerline route just above the San Jacinto River, east of Lantana Dr., south of Ethanac Rd. 442 Comment
  UCR89874  Atriplex suberecta Karen Kirtland 1993-6-19 s.n. Riverside San Jacinto River Valley, along Hwy I-215 between 4th St. (Perris) and c. 0.25 mile south of the San Jacinto River crossing 430 Comment
  SEINET7048193  Avena fatua Steven R. Hill, Andrew C. Sanders 2001-5-4 33702 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
  CAS-BOT-BC145738  Avena sativa John Thomas Howell 1960-3-24 35146 Riverside Hemet. Comment
  UCR108875  Avena sativa Heidi A. Haid 1968-5-14 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  RSA209596  Ayenia compacta Richard A. weaver 1970-1-14 s.n. Riverside Chuchwalla Mts. (west portion of range). Gravelly canyon bottom. Eaten by mammals. Comment
  SBBG72745  Ayenia compacta M. D. Clary 1931-4-4 1282 Riverside Coral Reef Cyn 15 Comment
  RSA730043  Baccharis brachyphylla R. F. Thorne 1966-10-15 41800 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway Comment
  UCR96037  Baccharis brachyphylla A. C. Sanders, G. Helmkamp, O. Clarke, B. Pitzer 1996-11-9 19646 Riverside Sonoran (Colorado) Desert, Orocopia Mtns., near 'Bob's Cabin', 5 mi. (air) south of Hayfield Pump Sta., east of Maniobra Valley, central section of arroyo (N of peak 2552 to Bench Mark 1899) 610 Comment
  UCSB42280  Baccharis brachyphylla Roos, John 1958-9-27 Riverside Carrizo Creek near Black Hill, Santa Rosa Mtns. 914 Comment
  RSA350335  Baccharis emoryi L. C. Wheeler 1933-12-12 2316 Riverside Along irrigation ditch in semi shade US 99 2 miles NW Whitewater Station, Riverside 366 Comment
  RSA736238  Baccharis emoryi Scott D. White, Jonathan Campbell 2008-4-18 11900 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon. 'Morgan' Property, Alberhill area. 274 Comment
  IRVC529  Baccharis glutinosa Polly Brecht 1965-4-24 s.n. Riverside Upper San Juan Creek Camp, Ortega Highway. Santa Ana Mountains Comment
  RSA772526  Baccharis salicifolia Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4432 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR121080  Baccharis salicifolia A. C. Sanders, Mark Elvin, M. S. Enright 2002-4-16 24975 Riverside The Badlands, Laborde Canyon and adjacent slopes and side canyons, 1 mile east of Mt. Eden, SW of Beaumont 610 Comment
  UCR138718  Baccharis salicifolia Julie A. Greene 1993-4-17 1221 Riverside San Jacinto Valley, San Jacinto Wildlife Area. west of San Jacinto River, west of Davis Rd 439 Comment
  UCR270757  Baccharis salicifolia T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8371 Riverside Santa Ana Mountains, unnamed west-east trending canyon south of Mabey Canyon and north of Tin Mine Canyon, c. 0.6 mi west of the end of West Foothill Parkway 424 Comment
  JEPS21296  Baccharis salicifolia subsp. salicifolia W. L. Jepson Oct 22 1912-Nov 7 1912 5266 Riverside Palo Verde Valley Colorado River, Palo Verde Valley 45 Comment
  UC1118894  Baccharis salicifolia subsp. salicifolia A. Lewis 1934-2-1 303 Riverside 2 mi ne Auburndale; Corona Quadrangle 152 Comment
  SDSU13529  Baccharis salicina W. Miller 1972-8-9 Riverside Just west of beaver dam and east of aqueduct. Comment
  UCR225725  Baccharis salicina A. C. Sanders, T. B. Salvato 2011-3-30 38902 Riverside Peninsular Range, city of Lake Elsinore, N of Pasadena St. c. 0.35 km NW of Central Ave. intersection 385 Comment
  CAS-BOT-BC99876  Baccharis sergiloides Ralph Hoffmann 1931-6-15 s.n. Riverside 49 Palms Canyon near 29 palms Comment
  OBI16958  Baccharis sergiloides Louis C. Wheeler 1933-12-1 2292 Riverside mouth of Tahquitz Canyon, San Jacinto Mts. 152 Comment
  RSA772579  Baccharis sergiloides Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5044 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66011 750 Comment
  SD229069  Baccharis sergiloides Dick Schwenkmeyer, Bethany Jenkins 2012-3-7 636 Riverside Mt. San Jacinto 1085 Comment
  UCD129402  Baccharis sergiloides Virginia Moran 2003-9-1 s.n. Riverside Peninsular Range. Wilson Valley Mitigation Bank (Center for Natural Lands Management), East of Sage Road and South of Wilson Valley Road. 675 Comment
  CDA37810  Bacopa monnieri CDFA Staff 1983-1-23 s.n. Riverside Desert Island Country Club, northeast of Rancho Mirage. 0 Comment
  JOTR34046  Bahiopsis parishii La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2946 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; above trail to Lost Horse Mine on basalt outcrop with scree slopes Comment
  CAS-BOT-BC166535  Baileya multiradiata John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges: City of Temecula, immediately N and S of Murrieta Hot Springs Rd. along San Diego Aqueduct right-of-way 396 Comment
  IRVC27465  Baileya pauciradiata Helen Kennedy, Fred R. Ganders 1980-4-15 4065 Riverside along [Box Canyon] road between Mecca and Hwy. 10 Colorado Desert 100 Comment
  POM41586  Baileya pauciradiata Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  JOTR01236  Baileya pauciradiata Cole, James E. 1941-4-13 571 Riverside Joshua Tree National Park. SOUTH OF DALE DRY LAKE Comment
  CAS-BOT-BC106612  Baileya pleniradiata Ira L. Wiggins 1941-3-27 9684 Riverside South end of Coxcomb Mountains 8 miles northeast of Desert Center Comment
  RSA28087  Baileya pleniradiata I. L. Wiggins 1941-3-27 9684 Riverside South end of Coxcomb Mountains 8 miles northeast of Desert Center. Comment
  UCR59811  Bassia hyssopifolia Jeri Hirshberg 1989-7-27 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, E end of Vail Lake, above shoreline in drainage above 'draw down' area Comment
  UCR123607  Bauhinia variegata Wendy Walters 2001-3-23 s.n. Riverside Western Colorado Desert, Coachella Valley, La Quinta at corner of Jefferson St. and Ave. 50 11 Comment
  OBI16935  Bebbia juncea H. E. McMinn 1935-6-27 4066 Riverside Palms to Pines Highway Comment
  RSA516762  Bebbia juncea Ed LaRue 1989-4-26 s.n. Riverside 2 mi. (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. 488 Comment
  SBBG45057  Bebbia juncea A. M. Alexander, L. Kellogg 1941-5-12 2158 Riverside rd to Black Eagle Mine, Eagle Mtns 777 Comment
  SBBG60788  Bebbia juncea M. N. Ackley 1928-3-31 234 Riverside Hidden Spring Cyn 182 Comment
  SEINET10925101  Bebbia juncea David B. Dunn, Howard Brown; Elizabeth M. McClintock 1947-3-15 Dunn 2885 Riverside Pushawalla Canyon Biota. Indio Hills. In dry wash. Comment
  CAS-BOT-BC100126  Bebbia juncea var. aspera H. M. Hall; L. A. Greata 1905-5-2 5969 Riverside Chuckawalla Mts. Comment
  LA35103  Bebbia juncea var. aspera Louis Wheeler; 1952-4-6 sn Riverside Box Canyon Comment
  SD181715  Bebbia juncea var. aspera Scott D. White 2000-10-24 8141 Riverside Gibbel Flat in the Santa Rosa Hills. 609 Comment
  UC68873  Bebbia juncea var. aspera S. Grout 1903-7-1 Riverside Rubidoux Mt. Comment
  UCD129541  Bebbia juncea var. aspera BLK Date Unknown s.n. Riverside Exact location unknown. Comment
  SD218993  Berberis nevinii M. Wall 2009-6-10 518 Riverside South of Redlands, ca. 0.75 mile up an unnamed canyon off San Timoteo Canyon Rd., ca. 0.5 mile NW of jct with Allesandro Blvd. 495 Comment
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Oct 28 2013
  UCR67353  Berberis nevinii Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla 1990-4-3 4074 Riverside Peninsular Range, Vail Lake Area, E flank of Oak Mtn, just south of E summit. 701 Comment
  RSA479265  Bernardia incana N. R. Zabriskie, W. M. Zabriskie 1972-4-9 509 Riverside Small canyon NW from HWY 74 at 81.72, Deep Canyon Watershed, Santa Rosa Mts. 1220 Comment
  UC667336  Bernardia incana Annie M. Alexander and Louise Kellogg 1941-5-23 2220 Riverside near mouth of canyon n. slope Eagle Mts. Colorado Desert, n. slope Eagle Mts. 1158 Comment
  UCD142297  Bernardia incana C. W. Tilforth; W. Wisura 1979-8-8 1906 Riverside Big Horn Sheep Overlook; S. of Palm Desert; Hiway 74 above Deep Canyon. Comment
  SEINET6062232  Bernardia myricifolia Unknown Riverside Idyllwild Area. Strawberry Creek between crossing at Circle Drive and Humber Park. Comment
  CAS-BOT-BC140664  Bidens laevis Oleg Pryadko 2008-5-2 058 Riverside San Bernardino Valley Region: western Riverside near Pedley, Hidden Valley Wildlife Area, c. 1200 ft. south of Clay St. and General Road, 1000 ft. east of Van Buren Blvd., north bank of Santa Ana River 208 Comment
  CSUSB416  Bloomeria crocea Pat Halligan 1968-4-13 Riverside 1/4 mile southwest of water tank on Sugarloaf Mountain Comment
  UC3230  Bloomeria crocea Geo. F. Reinhardt 1897-6-1 Riverside San Jacinto Mountains Comment
  UCR163885  Boerhavia coccinea B. G. Pitzer 2001-8-19 4338 Riverside Peninsular Range; Santa Rosa Mountains, Carrizo Canyon, sheep guzzler c. 0.5 mi. SW of where Hwy 74 crosses canyon 701 Comment
  GMDRC3110  Boerhavia intermedia J. Andre, T. La Doux 2008-9-13 10277 Riverside Little San Bernardino Mountains: Joshua Tree National Park: Pinto Basin along paved Hwy at Fried Liver Wash 33 deg. 54.37' N 115 deg. 50.957' W. Elev. 1801 ft. 549 Comment
  CAS-BOT-BC540735  Boerhavia triquetra Sarah J. De Groot; Amy Rouillard 2015-9-15 7565 Riverside Ford Dry Lake, Chuckwalla Valley, N of I-10 106 Comment
  RSA38714  Boerhavia triquetra P. A. Munz 1946-10-21 11589 Riverside Live Oak Tank, Joshua Tree National Monument. 1220 Comment
  UCR244886  Boerhavia triquetra A. C. Sanders, T. B. Salvato 2012-10-12 40403 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass, 7.6 km (c. 4.5 mi.) above the road to Chuckwalla Spring on Graham Pass Rd. 387 Comment
  CAS-BOT-BC95419  Bowlesia incana F. W. Peirson 1922-4-30 2954 Riverside about 1.5 mi.es from Temecula River on Hemet Road, Lancaster Valley 518 Comment
  RSA740924  Bowlesia incana Scott D. White, Justin M. Wood 2008-7-9 12423 Riverside K Flat, from large pond downstream to meadow. 1427 Comment
  UC1931070  Bowlesia incana Scott D. White, Justin Wood 2008-7-9 12423 Riverside San Jacinto Mountains: K Flat, from large pond downstream to meadow. Comment
  UCR177179  Bowlesia incana Scott D. White, Michael Honer 2003-4-4 8947 Riverside Peninsular Ranges; Perris-Aguanga Basin, Temescal Canyon, dissected bajada bench, below and east of Horsethief Canyon, immediately south of I-15 Fwy 427 Comment
  UCR20928  Bowlesia incana M. Wilson 1980-5-30 053080- 5 Riverside San Timeteo Canyon, [Beaumont Badlands] 1.6 mi. north of Locust on Redlands Blvd. Comment
  UCR241789  Bowlesia incana A. C. Sanders, Timothy W. Chumley 2013-3-29 40714 Riverside Peninsular Range; Elsinore Area, Alberhill, Lake St. near bridge over Temescal Wash between Temescal Canyon Rd. and I-15 Fwy 380 Comment
  HSC87004  Boykinia rotundifolia F. C. Vasek 1987-7-14 8707141 Riverside Vista Grande Road (3508) 1 mile E of Banning-Idyllwild Road (SH234) 1524 Comment
  RSA259948  Brandegea bigelovii P. A. Munz 1940-3-23 15674 Riverside north end of Pinto Basin 610 Comment
  UC373179  Brandegea bigelovii Marcus E. Jones, A. M. 1906-4-20 Riverside Indio Comment
  UCR24123  Brandegea bigelovii John C. Roos 1967-11-18 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 mi SE of Desert Center 366 Comment
  UCR244310  Brandegea bigelovii Jim Andre 2012-4-15 20850 Riverside Sonoran (Colorado) Desert, west end of Hayfield Dry Lake, 0.3 mi. N. of I-10, 0.4 mi. NE of Jct Hayfield Rd and I-10 395 Comment
  RSA0063035  Brassica rapa Andrew Haimov, April Sleigh 1992-5-2 78 Riverside 50 meters west of Davis Road, 2 miles north Ramona Expressway, San Jacinto Wildlife Area. Comment
  CLARK-A1528-346  Brassica rapa subsp. sylvestris Bob Sullivan 1966-3-18 Riverside Riverside 228 Comment
  RSA0102676  Brassica tournefortii Scott D. White, Angelia Carey 2004-4-5 9977 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  RSA653550  Brassica tournefortii Scott D. White 1999-5-24 7406 (unic.) 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
  RSA702942  Brassica tournefortii Scott D. White, Michael Honer 2004-3-11 9900 Riverside Corona area. Approximately 1/2 air mile E of I-15 and 1 air mile N of El Cerrito Rd. 290 Comment
  UC1922426  Brassica tournefortii Naomi Fraga, Lisa Rojas 2005-2-10 1372 Riverside Colorado Desert; Northeastern Colorado Desert region; Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  UCR243159  Brassica tournefortii LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4295 Riverside Transverse Ranges; San Bernardino Mountains, Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat Canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W. Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon 871 Comment
  UCR93041  Brassica tournefortii Scott D. White 1995-3-30 2647 Riverside San Jacinto Valley, Moreno Valley; hills c. 0.7 air mi directly south of 60 Fwy and west of bend in Moreno Beach Drive. Topo Q. shows 'Moreno' BM 2067 at top of hill. 579 Comment
  UCR18589  Brickellia arguta John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, rocky canyon 2.5 miles SE of Desert Center 610 Comment
  RSA0104455  Brickellia atractyloides var. arguta Duncan S. Bell, Rachel Darney-Lane, Evan Meyer 2015-2-24 7753 Riverside Morongo Canyon Preserve; collecting in side canyon off of Little Morongo Canyon, just below (south of) the San Bernardino/Riverside county border. 777 Comment
  CDA19751  Brickellia californica H. Leach 1958-9-12 s.n. Riverside Southern California; San Jacinto Mtn. 0 Comment
  RSA192010  Brickellia californica E. W. Lathrop 1966-5-15 6311 Riverside 3 miles SE of Murrieta on the De Luz Road. Comment
  CLARK-A1528-1670  Brickellia desertorum John C. Roos 1951-10-19 5328 Riverside San Jacinto Mountains Comment
  LA203085  Brickellia desertorum Carl Epling; 1937-11-26 sn Riverside White Tank, Twentynine Palms Comment
  RSA16813  Brickellia desertorum C. B. Wolf 1931-10-14 3900 Riverside Snow Creek 1/2 mi. below the Fish Hatchery N base of San Jacinto Mountains. 549 Comment
  RSA89877  Brickellia desertorum J. C. Roos, L. Roos 1950-9-30 4995 Riverside rocky hills midway between Steele Pk. and Elsinore. (about 3 mi. N of Elsinore) 488 Comment
  SD137904  Brickellia desertorum Darin L. Banks, Steve Boyd 1995-10-17 776 Riverside Northwest Palomar Mountains; Agua Tibia Mountains; along lower Arroyo Seco, south of the Dripping Springs Campground. 515 Comment
  UC1329829  Brickellia incana James E. Cole 1941-6-11 863 Riverside .25 mi below spring area Cottonwood Spring (Joshua Tree National Monument); Joshua Tree National Monument 1066 Comment
  UCR111613  Brodiaea filifolia D. E. Bramlet 2000-5-3 3010 Riverside Perris Basin, 908-915m east of Perris Valley airport, 31-183m west of Case Rd. and 31-335m north of the San Jacinto River 433 Comment
  RSA575964  Bromus carinatus Steve Boyd 1981-4-10 s.n. Riverside Galvin Hills region, summit of 'Rocky Bluff Ridge' east of Estelle Mountain. 832 Comment
  UCD58404  Bromus catharticus Peter Kamb 1948-2-1 758 Riverside San Bernardino/Riverside Co.: Valley in the Jurupa Mts. West of Colton. 304 Comment
  UCR207330  Bromus catharticus O. F. Clarke 2000-4-22 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR43418  Bromus catharticus B. G. Pitzer 1986-5-24 250 Riverside San Bernardino Mtns, Whitewater Canyon, c. 5 mi north of Hwy I-10 on Whitewater Canyon Road. From N edge of hatchery to c. 1/4 mi north of hatchery boundary 732 Comment
  RSA0036798  Bromus diandrus Starr Streight 1982-4-17 25 Riverside Cajalco Road, 0.7 miles east of I-15; south of Corona. Weedy disturbed road margins and field adjacent to Cajalco Rd. Comment
  UCD59301  Bromus diandrus A. A. Beetle 1944-4-27 1998 Riverside West of Murietta. Comment
  UCR92141  Bromus diandrus D. L. Banks, Steve Boyd 1995-5-3 201 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
  RSA0042648  Bromus diandrus Margaret Murphy 1983-4-15 0004 -A Riverside Located in the north section of parcel 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead. Comment
  SEINET239051 Image available Bromus grandis George K. Helmkamp 1998-6-27 4118 Riverside Sana Rosa Mountains. 5.8 miles southeast of highway 74 along Santa Rosa Mountain road (=Santa Rosa Truck Trail = F.S. Rd. 7S02), below Mountain Home Spring 1799 Comment
  RSA598036  Bromus hallii F. M. Reed 1908-7-13 2476 Riverside San Jacinto Mountains: Tahquitz Valley. 2439 Comment
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Jun 3 2008
  UCR158274  Bromus hordeaceus A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-4-14 29499 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
  POM147497  Bromus hordeaceus F. M. Reed 1928-4-18 5860 -B Riverside Vail Ranch west of Aguanga. Comment
  RSA660233  Bromus rubens M. Duke, Christy Hightower, C. McElroy 1982-5-15 10 Riverside CA Hwy 74, just off highway E of Elsinore, 1 mi W of Hwy 15. Comment
  CAS-BOT-BC185644  Bromus tectorum Peter H. Raven 1959-5-18 14235 Riverside Lake Fulmor, San Jacinto Mountains. Comment
  UCR88438  Bromus trinii A. C. Sanders, K. C. Rose 1995-4-5 16353 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  UCR113128  Calandrinia ciliata A. C. Sanders 1998-3-11 21659 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, north of Diamond Valley, looking down on San Jacinto Valley between ends of Warren Rd. and Sanderson Ave. 610 Comment
  UCR162945  Calandrinia ciliata Fred M. Roberts 1996-3-27 4961 Riverside Perris Basin, Skunk Hollow, just N of Temecula, c. 3.4 km ENE jct SR 79 and Murrieta Hot Springs Rd, near S end of basin 407 Comment
  UCR178838  Calandrinia ciliata T. B. Salvato, Jeffrey Ross, B. G. Pitzer 1998-3-25 MOR- 1037 A Riverside San Bernardino Mtns., Morongo Indian Reservation, Potrero Canyon, 0.2 mi. east of N-S Potrero Canyon Rd. on dirt road to Corral Canyon, junction at Bench Mark 3054', Tree Stand P-08 930 Comment
  UCR84588  Calandrinia ciliata Scott D. White, S. Ogg 1994-4-21 1970 Riverside San Bernardino Mountains, Millard Canyon, near stream crossing with US Forest Service Road 2S05, about 4 mi south of Bear Wallow Spring 915 Comment
  UCR202065  Callitriche Karin Cleary-Rose 1998-3-6 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, Palmieri property, 25 acre parcel in western Hemet, south of Hwy 74, west of Warren Rd, directly east of the San Diego Aqueduct and c. 500 ft. east of Salt Creek, north of Stetson Ave. 527 Comment
  RSA286797  Callitriche heterophylla subsp. bolanderi R. F. Thorne 1974-5-23 44660 Riverside Santa Rosa Plateau, Rancho California; near junction of Tenaja Road and road to ranch headquarters. 610 Comment
  SD68962  Callitriche marginata Robert F. Thorne, E. Lathrop and P. Munz 1968-5-8 37574 Riverside Santa Rosa Plateau; wet mud at margin of vernal marsh on Mesa de Colorado, Rancho California. 669 Comment
  CAS-BOT-BC85768  Calocedrus decurrens Carl Epling 1931-10-3 s.n. Riverside Strawberry Valley, San Jacinto Mts. 1524 Comment
  RSA651265  Calochortus Russell S. Woglum 1937-5-22 590 a Riverside Santa Rosa Mts. road to peak about halfway up. 1219 Comment
  CLARK-A1045-77  Calochortus invenustus George K. Helmkamp 1978-5-20 Riverside San Jacinto Mountains Idyllwild 15' Q Comment
  UCR135840  Calochortus splendens A. C. Sanders 2004-4-20 27543 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
  RSA180367  Calycadenia tenella E. W. Lathrop 1960-6-6 4837 Riverside 14 miles W. of Murrieta. Comment
  UCR114750  Calycadenia tenella Scott D. White, D. E. Bramlet 1999-5-19 7367 Riverside Lake Skinner area, Ridgetop, north-, west-, and northwest facing slopes of Bachelor Mtn. 762 Comment
  SD133195  Calycoseris parryi Scott White 1991-5-13 91 89 Riverside Highway 79, immediately west of U. S. Forest Service Campground at Dripping Springs. 550 Comment
  CHSC109026  Calyptridium monandrum Orlando Mistretta; D. Bell, J. Beckman, J. England, K. Kane, et al. 2010-4-12 4537 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
  UCR158520  Calyptridium monandrum A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30020 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
  UCR80810  Calyptridium monandrum Scott D. White 1993-5-29 1441 Riverside San Bernardino Mtns, Banning Canyon, along the road to Raywood Flat, Yucaipa Ridge 1402 Comment
  CLARK-A1528-7873  Calystegia longipes John C. Roos 1952-6-8 5747 Riverside Reche Canyon 579 Comment
  UCR140695  Calystegia macrostegia A. C. Sanders 2004-5-12 27872 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  UCR176902  Calystegia macrostegia Tracy Tennant 1998-5-13 s.n. Riverside Peninsular Range, Vail Lake outlet, Temecula Creek Canyon 488 Comment
  RSA422203  Calystegia macrostegia subsp. arida G. R. Johnstone 1934-3-27 18570 Riverside Near Wildomar. Inland route to Temecula. Comment
  RSA612940  Calystegia macrostegia subsp. arida D. L. Banks 1997-3-29 1637 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north the Riverside / San Diego County line border,, west of the intersection of Magee Truck Trail and Moreno Road including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  CAS-BOT-BC221307  Calystegia macrostegia subsp. intermedia Frank W. Peirson 1929-5-4 8333 Riverside Lake Elsinore Comment
  RSA614702  Calystegia macrostegia subsp. intermedia George K. Helmkamp, E. A. Helmkamp 1997-3-5 1327 Riverside 2.8 mi SE of Gilman Hot Springs. 518 Comment
  RSA0100145  Calystegia occidentalis subsp. fulcrata Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8581 Riverside Santa Rosa Mountains; on a small ridge/summit area just to the south of the summit of Santa Rosa Mountain. 2438 Comment
  RSA652944  Calystegia sepium subsp. limnophila Mitch Provance, S. D. Boyd 1999-9-14 1780 Riverside Riverside: Riverbottom along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River at the Mission Bridge, along bike path, vicinity of old Boy Scout camp. 238 Comment
  UCR166535  Camissonia boothii Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10897 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  RSA465989  Camissonia boothii subsp. condensata A. C. Life 1928-3-17 s.n. Riverside Colorado Desert, Painted Canyon. Comment
  RSA9345  Camissonia boothii subsp. condensata Mary F. Spencer 1920-4-3 1445 Riverside Colorado Desert, Palm Springs, in desert sand. 122 Comment
  POM201158  Camissonia brevipes subsp. brevipes Carl B. Wolf 1932-4-29 3108 Riverside Eastern Colorado Desert, 9 mi S of Brown's Well on the Blythe-Rice Road [Midland Rd]. 244 Comment
  POM250400  Camissonia brevipes subsp. brevipes I. W. Clokey 1935-4-17 6763 Riverside Colorado Desert. Shafer [Shavers] Wells - Cottonwood Springs. 25 Comment
  RSA135156  Camissonia brevipes subsp. brevipes Peter H. Raven 1958-1-25 11486 Riverside Colorado Desert. A single plant in roadside fringe, Salt Creek wash, 2.6 miles N of Durmid, E side of Salton Sea. Comment
  RSA0021215  Camissonia brevipes subsp. brevipes Peter H. Raven 1958-3-16 11865 Riverside Colorado Desert, one plant with parents, sandy wash. Fried Liver Wash, Pinto Basin, Joshua Tree National Monument. Comment
  RSA9313  Camissonia brevipes subsp. brevipes P. A. Munz, R. D. Harwood 1920-4-2 3580 Riverside Colorado Desert, near Blythe. 152 Comment
  RSA214487  Camissonia californica Donald A. Johansen, J. A. Ewan 1932-4-10 7052 Riverside San Gorgonio Pass, Cabazon 488 Comment
  SEINET7072826  Camissonia californica A. G. Vestal 1963-5-19 s.n. Riverside About 1.5 miles northeast of Aguanga on Route 371 [the Cahiulla Road]. Coordinate datum: WGS84/NAD83. (33? deg. 27' 46" North Latitude, -116? deg. 51' 36" West Longitude, Coordinate datum: NAD27.). Comment
  UCR120810  Camissonia californica Ian G. Gillespie 2000-4-16 5 Riverside Box Springs Mtns., Two Trees Canyon. 70 m up the trail from Two Trees trailhead 457 Comment
  RSA0029396  Camissonia campestris subsp. campestris Justin M. Wood, J. Varonin, T. Valentovich 2012-4-23 4680 Riverside Sonoran Desert: Chuckwalla Valley, active sand dunes +/- 7.25 miles northeast of Desert Center, +/- 3.0 miles E of SR-177, and +/- 1.0 mile N of abandoned Jojoba farm. 149 Comment
  JOTR32917  Camissonia cardiophylla La Doux, Tasha, Jim Andre 2009-2-28 357 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; along Berdoo Canyon Rd, approx. 2.5mi north of JTNP boundary, approx. 5mi north of Dillon Rd. 744 Comment
  POM255920  Camissonia cardiophylla C. L. Hitchcock 1940-4-1 5899 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  RSA135288  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1958-1-24 11470 Riverside Desert Canyon bottom on road to Cottonwood Springs 4.5 miles north of State Highway 195. Comment
  RSA135303  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1958-2-16 11623 Riverside 4.3 miles south of Rice. Comment
  RSA448969  Camissonia claviformis subsp. yumae N. R. Zabriskie, Walter Zabriskie 1973-3-19 577 Riverside Triangle formed S of Freeway (I-10), N of Ramon Rd., E of intersection with Bob Hope Dr., N of Palm Desert, Coachella Valley. (Site 19). 61 Comment
  RSA186613  Camissonia confusa Peter H. Raven 1962-4-28 17488 Riverside Ortega Highway 3.9 miles above its east base, Santa Ana Mountains 732 Comment
  RSA355167  Camissonia confusa A. C. Sanders 1986-6-1 6535 Riverside San Jacinto Mountains, upper part of the trail toward Spitler Peak from the Hurkey Creek camp to Bonita Vista road. 1829 Comment
  UCR115339  Camissonia confusa A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16253 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
  UCR97672  Camissonia intermedia A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19907 Riverside Lake Skinner area, upper Rawson Canyon, 2.5 mi. NNE of Skinner Lake, 1 mi. SW of Crown Valley 595 Comment
  UCR177151  Camissonia pallida Scott D. White, Michael Honer 2003-4-25 9092 Riverside San Bernardino Mtns, Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm, west side of road 671 Comment
  JOTR35454  Camissonia pallida subsp. hallii Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 58 Riverside Joshua Tree National Park. Little San Bernardino Mtns. W of Juniper Flats (stop3) Comment
  JOTR30663  Camissonia pallida subsp. pallida Andre, Jim, Tasha La Doux 2008-3-21 8841 Riverside Joshua Tree National Park. Lower Wilson Wash along NE side of paved road 852 Comment
  RSA770786  Camissonia pallida subsp. pallida Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4526 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 610 Comment
  RSA776137  Camissonia refracta Duncan S. Bell, Amanda Turek 2010-4-10 805 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  UC1546707  Camissonia refracta Barry A. Prigge 1988-2-21 7850 Riverside 2 mi w Clemens Well; Colorado Desert, Orocopia Mountains 228 Comment
  UCR41533  Camissonia refracta A. C. Sanders, B. Pitzer, D. Charlton, R. & J. Kniffen, J. M. Stewart 1986-3-2 6059 Riverside Sonoran (Colorado) Desert, Chuckwalla Bench, south side of Chuckwalla Mtns, on Bradshaw Road c. 2 miles east of gasline road 642 Comment
  POM99019  Camissonia refracta E. C. Jaeger 1926-3-26 s.n. Riverside Eagle Mts. Comment
  RSA716402  Camissonia strigulosa Scott D. White, Angelia Carey 2004-4-5 10012 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  UCR201453  Camissonia strigulosa Scott D. White, Justin M. Wood 2008-6-5 12080 Riverside San Jacinto Mountains, Garner Valley, Hwy 74 at Thomas Mountain Road, southwest corner of junction 1341 Comment
  UCR59526  Camissonia strigulosa Steve Boyd, T. S. Ross, L. Arnseth 1989-6-4 3604 Riverside Butterfield Valley, Vail Lake area, Kolb Creek drainage, N extension of Woodchuck Road, north of Hwy 79 489 Comment
  CHSC110680  Camissoniopsis bistorta Dean Wm. Taylor 2003-5-6 18525 Riverside 1.15 miles NNE of Cabazon, along access roads paralleling powerlines. 640 Comment
  UCD103430  Camissoniopsis bistorta R. N. Raynor 1933-3-31 s.n. Riverside Moreno Valley near Eden Post Office. Comment
  UCR241013  Camissoniopsis confusa T. B. Salvato, Tracy Tennant 1998-4-16 MOR- 1213 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
  JEPS31746  Camissoniopsis ignota W. L. Jepson May 17 1901-Jun 1 1901 1219 Riverside mesas e Riverside Comment
  CAS-BOT-BC281703  Carduus pycnocephalus T. C. Fuller 1962-6-6 8847 Riverside On road cut, National Orange Co. prop., E extension of Palmrita Ave., 2.5 miles E of Iowa Ave, Highgrove Comment
  UC837260  Carex P. A. Munz 1922-7-6 6040 Riverside summit San Jacinto Peak 3291 Comment
  CAS-BOT-BC17704  Carex alma S. B. Parish; W. F. Parish 1882-4-1 1572 Riverside Agua Caliente [Palm Springs]. Comment
  UC1022804  Carex alma Philip A. Munz 1938-8-14 15366 Riverside head of Black Rabbit Canyon Toro Peak; Santa Rosa Mountains 2377 Comment
  SEINET7556721 Image available Carex densa A. C. Sanders 2004-4-20 27567 Riverside Santa Ana Mtns: Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line. Fallbrook 7.5' Q. 640 Comment
  UC837258  Carex hoodii P. A. Munz 1922-7-6 6005 Riverside Tahquitz Valley San Jacinto Mts. 2194 Comment
  RSA0014929  Carex pellita LeRoy Gross, Caitlin Elam 2013-5-14 6088 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
  RSA0042250  Carex praegracilis Jeri Hirshberg 1989-7-26 s.n. Riverside Vicinity of Vail Lake: spring in Butterfield country. Comment
  RSA425879  Castilleja affinis I. W. Clokey, C. B. Clokey, Bonnie C. Templeton 1930-4-15 449 Riverside Perris to Gavalian Peak 600 Comment
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Nov 8 2011
  RSA400521  Castilleja angustifolia Frances L. Cramer 1941-5-3 20325 Riverside Joshua Tree National Monument Comment
  UCSB5966  Castilleja applegatei subsp. martinii Wilson, Richard 1958-5-17 Riverside Palms to Pines Hwy. and Junction of road to Dark Canyon, San Jacinto Mtns. 1524 Comment
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Nov 23 2014
  SBBG120069  Castilleja exserta A. C. Sanders with K. Volansky 2005-3-17 29212 Riverside French Valley, SE of Winchester Rd (Hwy 79) between Thompson Rd and Benton Rd, ca. 0.5 mi NE of Adobe Spring, near San Diego Aqueduct 412 Comment
  UC1537443  Castilleja exserta Gordon H. True Jr. 1935-3-14 100 Riverside near Gavilan Peak; Gavilan Hills 609 Comment
  RSA0010929  Castilleja exserta subsp. exserta P. A. Munz, I. M. Johnston 1922-5-19 5444 Riverside Kenworthy, San Jacinto Mts. 1372 Comment
  RSA0010936  Castilleja exserta subsp. exserta Marcus E. Jones 1903-5-11 s.n. Riverside Banning. 701 Comment
  RSA68334  Castilleja foliolosa G. R. Campbell 1951-5-30 16153 Riverside Pine Meadow Ranch, SE of Kenworthy 1433 Comment
  SD129523  Castilleja foliolosa Ed LaRue May 1989 Riverside Hills E of Beaumont, along Potrero Creek, I(c) mi. E of old San Jacinto Nuevo Y Potrero land grant 701 Comment
  UCR165850  Castilleja foliolosa T. B. Salvato, John F. Green 2004-5-27 633 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  UCR193419  Castilleja minor subsp. spiralis A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35630 Riverside Peninsular Range; San Jacinto Mtns., May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1524 Comment
  RSA561811  Caulanthus heterophyllus Steve Boyd 1992-4-14 6833 Riverside San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail 341 Comment
  UC1287116  Caulanthus heterophyllus C. L. Hitchcock 1966-3-16 24179 Riverside 1/4 mi w Aguanga; w of Aguanga Comment
  UCR250880  Caulanthus heterophyllus S. J. Myers, Jennifer Tobin, Michelle Tobin 2013-3-13 1045 Riverside Lakeview Mountains, along powerline access road NE of Juniper Flats Rd. 649 Comment
  UCR37466  Caulanthus heterophyllus Steve Boyd 1981-4-8 s.n. Riverside Peninsular Range, Dawson Canyon, Gavilan Hills Comment
  HSC87227  Caulanthus lasiophyllus Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. Ross 1988-3-10 2172 Riverside Palen Pass at the N end of the Palen Mtns. 500 Comment
  UC1594223  Ceanothus Steve Boyd, Tim Ross, Laurel Arnseth 1989-3-31 3098 Riverside 1 mi W of Vail Lake 609 Comment
  CHSC1500  Ceanothus crassifolius V. Holt 1942-3-30 Riverside Santa Rosa mountains. Comment
  UC2015596  Ceanothus crassifolius Scott D. White 1996-3-16 3831 Riverside Perris Basin, Lakeview Mts., N of Winchester, at Maze Stone Picnic Area. Comment
  UCR163217  Ceanothus crassifolius T. B. Salvato, Kelly Volansky 2003-3-27 132 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  RSA645609  Ceanothus greggii Scott D. White, Steve Ogg 1994-4-21 1973 Riverside Millard Canyon, near stream crossing w/ USFS Road 2S05, +/-4 miles south of Bear Wallow Spring. 915 Comment
  UC775032  Ceanothus integerrimus Carl B. Wolf 1941-8-15 11155 Riverside Santiago Pk., n side, 1/2 mi from summit Santa Ana Mts. 1676 Comment
  RSA262093  Ceanothus integerrimus var. puberulus E. W. Lathrop 1969-5-9 7033 Riverside Main Divide Truck. Trail between El Carriso and Santiago Peak, Cleveland Nat'l Forest. 1220 Comment
  OBI5802  Ceanothus leucodermis Carl B. Wolf 1941-8-12 11143 Riverside San Jacinto Mts 1-6/10 mi S of Idylwild on road to Tauquitz Lodge Comment
  RSA650467  Ceanothus leucodermis G. Foster 1961-5-12 s.n. Riverside Idyllwild. Comment
  SD129400  Ceanothus leucodermis 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 of San Diego County Line) 366 Comment
  UCR161149  Ceanothus leucodermis John F. Green 2005-2-24 s.n. Riverside Santa Ana Mtns Region, Santa Rosa Plateau, just SE of Redonda Mesa and SW of Mesa de Colorado, 9.6 acre parcel south of the junction of El Cerezo Road and Corona Cala Camino 793 Comment
  RSA570223  Ceanothus ophiochilus Steve Boyd, Tim S. Ross 1993-3-23 7892 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road, 610 Comment
  RSA583377  Ceanothus ophiochilus Steve Boyd, Darin Banks 1995-2-16 8404 Riverside Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain on break in slope on ridgeline east of the upper end of the old Woodchuck Truck Trail road grade, just north of the San Diego County line. 1098 Comment
  UC1611573  Ceanothus ophiochilus Steve Boyd, Tim Ross 1993-3-23 7892 Riverside Palomar Range s of Vail Lake (at n base of Agua Tibia Mt., Agua Tibia Wilderness Area, Cleveland National Forest, along trail extending s from end of Woodchuck Road); Palomar Range, Cleveland Nat'l Forest, Agua Tibia Mt. 609 Comment
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Sep 20 2010
  JEPS42115  Ceanothus palmeri C. V. Meyer Jun 1927 178 Riverside Logan Creek, Banning Road San Jacinto Mountain 1737 Comment
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Nov 13 2011
  RSA0022328  Ceanothus perplexans A. C. Sanders, Mark A. Elvin, Julie M. Vanderwier 2002-4-9 24949 Riverside The Badland: hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont. 610 Comment
  UC218105  Ceanothus perplexans P. A. Munz 1922-7-3 5959 Riverside S slopes of Santa Rosa Mountains 1676 Comment
  SDSU13519  Ceanothus tomentosus W. Miller, C. Mosse 1972-8-9 Riverside Comment
  UCR5997  Ceanothus tomentosus Robert A. Clark 1966-3-19 031966- 09 Riverside Santa Ana Mtns, Sky Line Drive 4 miles from entrance off Chase Ave 762 Comment
  UCR269223  Ceanothus vestitus T. B. Salvato, Arlee Montalvo 2015-8-22 8239 Riverside San Jacinto Mountains, Apple Canyon Road, 1.35 air miles northeast of its junction with Hwy 74 1418 Comment
  UCR26085  Centaurea repens John C. Roos, L. Roos 1951-10-24 5335 Riverside City of Riverside, between Arlington area and Pedley 229 Comment
  RSA518901  Centaurium venustum B. Pitzer, B. L. Phillips 1988-7-1 1482 Riverside Dripping Springs Area: S of Vail Lake, N of Hwy 79, between Kolb & Arroyo Seco Creeks. 488 Comment
  UC22696  Centaurium venustum H. M. Hall Jun 1901 2106 Riverside e base San Jacinto Mountains (along borders of the Colorado Desert); , Colorado Desert Comment
  UCR218076  Centaurium venustum Steve Boyd 2010-5-28 12286 Riverside Santa Ana Mountains, Elsinore Peak, just south of Main Divide Road, eastern base of knoll south of peak 1021 Comment
  CAS-BOT-BC279121  Centromadia pungens subsp. laevis R. F. Hoover 1968-6-6 11150 Riverside 1 mile east of Perris Comment
  CAS-BOT-BC279124  Centromadia pungens subsp. laevis John Thomas Howell 1930-5-10 4785 Riverside 1 mile south of Perris Comment
  UC1792827  Centromadia pungens subsp. laevis A. C. Sanders, Guy Bruyea 2004-4-2 27426 Riverside San Jacinto Valley; Tres Cerritos, ca. 3 miles WNW of Hemet, east of the Lakeview Mtns., mouth of canyon on south side just north of Rose Rd. 463 Comment
  UCR253360  Centromadia pungens subsp. laevis Karyn L. Drennen 2014-5-13 027 Riverside Perris Aguanga Basin, Perris, east of Hwy 215, 0.7 km north of San Jacinto Ave., east of Dunlap Dr. 432 Comment
  RSA680525  Cerastium fontanum subsp. vulgare Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8648 Riverside San Jacinto Mountains: Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek, i.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  UCR108366  Ceratophyllum demersum L. C. Wheeler 1961-6-24 7912 Riverside San Jacinto Mountains, Fulmor Lake Comment
  UC1073270  Cercidium floridum subsp. floridum George B. Rossbach 1955-4-23 314 Riverside near Shaver's Well (along Route 195 e of Mecca); Box Canyon Wash 304 Comment
  UC68619  Cercidium floridum subsp. floridum H. M. Hall Apr. 1905 5931 Riverside McCoy Wash Colorado Desert Comment
  JEPS44705  Cercocarpus Carl V. Meyer 1929-1-5 689 Riverside Tahquitz Peak, near summit Tahquitz Peak Comment
  POM202255  Cercocarpus betuloides Marcus E. Jones 1933-4-5 s.n. Riverside Hemet. Comment
  RSA453311  Cercocarpus betuloides Ora M. Clark 1929-4-6 1954 Riverside South of Hemet. Comment
  UC1536043  Cercocarpus minutiflorus Robert F. Thorne 1973-5-23 45537 Riverside Santa Rosa Plateau, Mesa De Colorado Mesa De Colorado; Santa Rosa Plateau, Mesa De Colorado 609 Comment
  SD130353  Chaenactis artemisiifolia Ed LaRue 1990-4-13 Riverside I(c) mile northwest of Aguanga, north of Highway 79 and west of Highway 371; 1I(c) miles north of SanDiego County line. 640 Comment
  UC1537043  Chaenactis artemisiifolia Gordon H. True Jr. 1935-4-18 229 Riverside Mockingbird Canyon 457 Comment
  SBBG99384  Chaenactis carphoclinia W. L. Halvorson 1977-2-5 77 -21 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  JEPS8661  Chaenactis carphoclinia var. carphoclinia W. L. Jepson 1927-4-27 11664 Riverside near Mecca; Mecca Hills, Painted Canyon 76 Comment
  UC1424854  Chaenactis carphoclinia var. carphoclinia C. W. Tilforth, J. Dourley, W. Wisura 1977-5-19 1326 Riverside ca. 2 mi s of, and Hiway 62 along Blythe-Rice Rd. Rice 266 Comment
  CAS-BOT-BC276902  Chaenactis fremontii R. Bacigalupi No date on label 108 Riverside Eagle Canyon, Colorado Desert Comment
  CAS-BOT-BC276930  Chaenactis fremontii H. M. Hall 1902-4-1 2807 a Riverside Colorado Desert. Coyote Canyon 152 Comment
  HSC5291  Chaenactis fremontii R. A. Eagle 1964-3-28 12 Riverside 1 mile this side of Palm Springs Comment
  RSA537692  Chaenactis fremontii Charles B. Fiker 1946-4-16 3414 Riverside West side of Colorado Desert Comment
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Mar 23 2014
  RSA682173  Chaenactis fremontii Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10462 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UCSC001454  Chaenactis fremontii Peter Kamb 1948-4-11 868 Riverside Aqueduct Road 5 mi east of Garnet Aqueduct Road, Garnet - Coachella Valley 305 Comment
  CAS-BOT-BC172822  Chaenactis glabriuscula var. glabriuscula Virginia Moran 2003-3-12 s.n. Riverside Peninsular Range: Wilson Valley Mitigation Bank (Center for Natural Lands Management), NE of Wilson Valley Road and W of Wilson Creek 915 Comment
  UC34688  Chaenactis glabriuscula var. glabriuscula Geo. F. Reinhardt 1897-6-1 Riverside San Jacinto Valley Comment
  UCD130386  Chaenactis glabriuscula var. glabriuscula J. C. Roos 1937-4-18 s.n. Riverside Cabazon. Comment
  UCD20138  Chaenactis stevioides Donald W. Kyhos 1976-3-17 67 -8 Riverside Along Twentynine Palms Highway, at Riverside- San Bernardino County line. Comment
  POM184750  Chaenactis stevioides var. stevioides C. L. Hitchcock 1932-4-8 12215 Riverside 1 mile west of Cottonwood Springs. Comment
  UCR21293  Chaetopappa aurea A. C. Sanders 1980-5-1 01361 Riverside San Jacinto Mountains, Garner Valley. Dry bench above valley floor 0.25 mi NW of Kenworthy Ranger Station 1433 Comment
  RSA356649  Chamaesyce albomarginata R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1975-8-29 47302 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  RSA727599  Chamaesyce micromera Naomi Fraga, Lisa Rojas 2005-2-10 1388 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 361 Comment
  RSA797565  Chamaesyce micromera Marc Baker, Michelle Cloud-Hughes 2011-12-18 17502 Riverside 67 km WNW of Blythe, 17 km west of Palen Pass, 27 km NNE of Desert Center. 177 Comment
  SEINET3089933 Image available Chamaesyce polycarpa D. Hoover 1986-4-7 776 Riverside South of Morongo Valley; main canyon at the BLM gate. 549 Comment
  UC194833  Chamaesyce polycarpa S. B. Parish 1916-5-13 10830 Riverside Cottonwood Springs Colorado Desert 792 Comment
Read comments
Oct 9 2010
  RSA432469A  Chamaesyce polycarpa var. hirtella Christopher Davidson 1979-4-4 7680 Riverside Orocopia Mts, lower end of Box Canyon on Box Canyon road, 4.4 miles E of Mecca 213 Comment
  RSA503388  Chamaesyce polycarpa var. polycarpa Gary D. Wallace 1966-3-4 76 Riverside Along Dillon Rd. S slopes of the Little San Bernardino Mtns. 122 Comment
  RSA655403  Chamaesyce polycarpa var. polycarpa A. C. Sanders 1997-11-25 21623 Riverside Skinner/Domenigoni region, S of Hemet: Eastside Reservoir site, at N foot of eastern dam, E end of ''North Hills'', ca. 0.9 mi. NNE of site of Searl Ranch 530 Comment
  JEPS52354  Chamaesyce serpyllifolia Carl V. Meyer 1928-7-30 587 Riverside Saunder's Meadow Comment
  SEINET6046708  Chamaesyce setiloba Unknown 1954-9-25 Riverside Idyllwild Area. Strawberry Creek between crossing at Circle Drive and Humber Park. Comment
  UCSB42184  Chamaesyce setiloba Roos, John 1958-9-28 Riverside Pinyon Flats, Santa Rosa Mtns. 1219 Comment
  POM222775  Cheilanthes covillei W. G. Wright 1881-03 s.n. Riverside Whitewater Comment
  RSA495802  Cheilanthes newberryi Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-11 2911 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam. 396 Comment
  RSA736704  Cheilanthes newberryi Scott D. White 2004-4-26 10246 Riverside Soboba Indian Reservation, Indian Creek Watershed 518 Comment
  CAS-BOT-BC68052  Cheilanthes parryi Marcus E. Jones 1906-4-26 s.n. Riverside Indio Comment
  POM183965  Cheilanthes parryi Philip A. Munz 1932-3-14 11987 Riverside Palm Springs. 91 Comment
  RSA0047238  Cheilanthes parryi Jack Rempel 1934-3-3 s.n. Riverside Berdoo Canyon, Little San Bernardino Mountains. 671 Comment
  UCR126430  Chenopodium album T. B. Salvato, A. C. Sanders 2000-4-27 59 Riverside Coachella Valley, between Filmore & Buchanan on Avenue 56 -12 Comment
  RSA314479  Chenopodium ambrosioides R. F. Thorne, Kay Wright, R. K. Benjamin 1982-10-8 55374 Riverside Mouth of Whitewater Canyon near Whitewater Post Office in sandy wash between old and new highway bridges and along Whitewater River. 412 Comment
  POM319738  Chenopodium berlandieri Patricia Wilder 1970-10-15 4791 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills 152 Comment
  RSA516754  Chenopodium californicum Ed LaRue 1989-4-25 s.n. Riverside 2 mi (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. 488 Comment
  UCR59507  Chenopodium californicum Steve Boyd, T. S. Ross, L. Arnseth 1989-4-2 3247 Riverside Peninsular Range, Vail Lake area, south of Hwy 79, 0.25 mi east of Pauba Rd. 457 Comment
  SD234928  Chenopodium desiccatum Mitch Provance 2003-6-7 7611 Riverside San Bernardino Valley: Jurupa Mountains (extreme northwest end), near Philadelphia Street. 262 Comment
  UCR167794  Chenopodium murale T. B. Salvato, Melissa Clemons 2005-6-23 1318 Riverside Peninsular Range; Temescal Valley, 3 miles NW of Alberhill, Temescal Canyon Road at Corona [Lee] Lake 366 Comment
  UCR233147A  Chenopodium murale Jim Andre, Glenn L. Clifton 2011-2-22 17465 Riverside Mecca Hills, along Box Canyon Road, 10.3 mi northeast of town of Mecca 219 Comment
  UCR82221  Chenopodium murale J. M. Stewart 1994-5-2 842 Riverside Western Colorado Desert, Coachella Valley, Thermal. Hwy 86 & Avenue 60 Comment
  RSA286100  Chenopodium murale John F. Emmel 1980-10-5 761 Riverside Hemet; 0.9 air mile WNW of peak of Reservoir Butte. 523 Comment
  RSA570752  Chenopodium murale Steve Boyd, Timothy S. Ross, J. T. Columbus 1993-10-23 8201 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Morrell Canyon along Morgan Trail (5W02). 878 Comment
  UCR133023  Chilopsis linearis Bern Schwenn 1998-5-4 s.n. Riverside Sonoran (Colorado) Desert, Eagle Mountains, nameless canyon below Carey's Castle, NW of Red Butte Wash, c. 3 miles east of Chiriaco Summit and 1 mile or so north of I-10 640 Comment
  UCR17117  Chilopsis linearis Anonymous 1969-5-25 12 Riverside Sonoran (Colorado) Desert, Hwy 22 from Indio to Blythe, turnoff into Joshua Tree, about 3 mi from Cottonwood Springs Comment
  UCSB50619  Chilopsis linearis Millett, Barbara 1980-5-18 Riverside Corn Springs Wash, Corn Springs Road, 8 miles southwest of junction with Chuckwalla Road 457 Comment
  JEPS9180  Chilopsis linearis subsp. arcuata W. L. Jepson 1914-5-18 5999 Riverside Pinyon Well grade Pinyon Well grade Comment
  OBI20565  Chilopsis linearis subsp. arcuata Louis C. Wheeler 1933-12-1 2281 Riverside San Gorgonio Wash at S. P. RR, San Gorgonio Pass 640 Comment
  OBI38269  Chilopsis linearis subsp. arcuata David J. Keil 1985-8-30 18950 Riverside Along road through Joshua Tree NAtl Monument, 5 mi N of I-10 Comment
  POM13252  Chilopsis linearis subsp. arcuata E. C. Jaeger 1921-6-15 1055 Riverside Banning. Base of McMullen Trail [Banning to McMullen Flat] Comment
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Nov 5 2011
  UCR87944  Chloris virgata A. C. Sanders 1994-1-30 14222 Riverside Corona, Orange Heights section. D.R. Horton Custom Homes tentative tract, north side of Chase Drive between Rimpau (Lester) Avenue and California (Compton) Avenue 300 Comment
  UC1929813  Chorizanthe brevicornu Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10446 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
  RSA674686  Chorizanthe corrugata Scott D. White 2001-4-27 8424 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
  RSA795932  Chorizanthe corrugata Duncan S. Bell 2009-4-19 265 Riverside Arica Mountains: west side of range, approximately 2.5 air miles southwest of Priests Well. 391 Comment
  UC1543904  Chorizanthe fimbriata var. laciniata Barbara Ertter with Jeffrey L. Strachan 1980-5-22 3489 Riverside hills on e side Dripping Springs Campground (Cleveland National Forest near Highway 79 between Aguanga and Temecula, n of Wild Horse Park); Cleveland National Forest, n of Wild Horse Park 609 Comment
  UC72686  Chorizanthe leptotheca Miss M. A. King 1893-1 Riverside Menifee Comment
  UCR168812  Chorizanthe parryi Scott D. White, Michael Honer 2003-6-17 9544 Riverside S Perris Basin, Murrieta. Interstate 215 / Clinton Keith interchange 457 Comment
  RSA769652  Chorizanthe parryi var. parryi Duncan S. Bell, Naomi Fraga 2010-4-22 853 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.2 air miles southeast of junction of Highway 74 and forest service road 5S15. 771 Comment
  UCR139168  Chorizanthe parryi var. parryi S. J. Myers 2003-4-22 s.n. Riverside Murrieta Area, hill 1564 between Auld. Rd. and Benton Rd. near Pourroy Rd., south of Alamos School site, north of Tucalota Creek 477 Comment
  UCR98859  Chorizanthe polygonoides subsp. longispina A. C. Sanders, G. Helmkamp 1997-3-15 19996 Riverside Peninsular Range, Lake Skinner, SE foot of Bachelor Mtn., just north of the lake 600 Comment
  POM13938  Chorizanthe polygonoides var. longispina Charlotte M. Wilder 1905-5-29 621 Riverside West Riverside Comment
  RSA0092853  Chorizanthe polygonoides var. longispina D. E. Bramlet 1993-5-12 2352 Riverside Peninsular Range: Temecula, c.4 km south of intersection of Pauba Rd & Butterfield Stage Rd, 46-300 m west of Butterfield Stage Rd. 372 Comment
  RSA615123  Chorizanthe polygonoides var. longispina A. C. Sanders, G. K. Helmkamp 1997-3-15 19928 Riverside Lake Skinner area: hill (1864) E of Skinner Lake at NW end of Tucalota Hills. 537 Comment
  UCR139187  Chorizanthe polygonoides var. longispina Virginia Moran 2003-4-2 s.n. Riverside Peninsular Range, Warm Springs Preserve (managed by Center for Natural Lands Management), approximately 8 km north of Temecula and 3 km northeast of the [west?] end of Hunter Road 396 Comment
  UCR250562  Chorizanthe polygonoides var. longispina A. C. Sanders 2014-4-18 41026 Riverside Peninsular Range, Temescal Canyon, hills along De Palma Rd. between Indian Truck Trail and Horsethief Canyon roads, c. 100 m south of I-15 401 Comment
  UCR275481  Chorizanthe polygonoides var. longispina T. B. Salvato, Melissa Clemons 2005-6-9 1510 Riverside Peninsular Range, Gavilan Hills, N/S trending bulldozer track 0.83 mile north of the Nichols Road junction with Hwy 15, and c. 3 miles north of Lake Elsinore 488 Comment
  UCR97272  Chorizanthe polygonoides var. longispina D. E. Bramlet 1995-4-26 2396 A Riverside Perris-Aguanga Basin, Shipley Reserve/SE cornor of Lake Skinner Co. Park 512 Comment
  LA84233  Chorizanthe xanti O. H. Kappler; 1948-4-18 1650 Riverside Whitewater, western Colorado Desert 548 Comment
  RSA314670  Chorizanthe xanti var. leucotheca Robert F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55494 Riverside San Bernardino Mountains: Whitewater River where road crosses river below fish hatchery, ca. 4 miles north of Whitewater Post Office. 640 Comment
  RSA734503  Chorizanthe xanti var. leucotheca M. Wall 2008-6-20 463 Riverside San Jacinto River, east of Hemet off Hwy 74, ca. 2.0 miles east of the Cranston Ranger Station. 639 Comment
  UCR127578  Chorizanthe xanti var. leucotheca D. E. Bramlet 2003-5-28 3453 Riverside Base of San Jacinto Mtns., on spoil pile, 2,226 meters south of Cabazon, 2,287m northwest of Cabazon Peak, and 518m northwest of the Colorado River Aqueduct 535 Comment
  SD248476  Chorizanthe xanti var. xanti Lee A. Ripma 2008-6-25 130 Riverside Peninsular Ranges: San Jacinto Mountains: Alvin Meadows (Blackburn Canyon 7.5'Q) 1467 Comment
  CAS-BOT-BC36261  Chrysolepis sempervirens Mary F. Spencer 1919-7-8 665 Riverside Tacquitz ridge, San Jacinto Mt. 2438 Comment
  UC489281  Chrysolepis sempervirens C. V. Meyer 1928-7-31 614 Riverside Tahquitz Peak; San Jacinto Mts. 2438 Comment
  RSA144221  Chrysothamnus nauseosus subsp. bernardinus William McKinley Klein 1960-8-22 1587 Riverside North of Idyllwild along trail to Suicide Rock and Mt. San Jacinto, San Jacinto Mountains. Comment
  UCR114937  Chrysothamnus nauseosus subsp. consimilis Dave Ezell 1999-7-8 01 B Riverside Corona (Home Gardens), Promenade St. 0.2 mi. west of McKinley, 70-80 ft. north of 91 freeway. (El Sobrante de San Jacinto Spanish land grant) 210 Comment
  POM352018  Chrysothamnus paniculatus L. C. Wheeler 1933-12-1 2288 Riverside 2 miles E Cabazon, San Gorgonio Pass 640 Comment
  UCR133967  Chrysothamnus paniculatus Mitch Provance, J. S. Ross 1998-3-27 MOR- 952 Riverside San Bernardino Mtns., Morongo Indian Reservation, Lion Canyon, c. 1.2 miles NE of the town of Cabazon 579 Comment
  CDA37527  Chylismia brevipes M. S. Wasbauer 1960-3-26 Riverside Shaver s Summit. 0 Comment
  UCSB4429  Chylismia claviformis Haller, John 1958-3-22 Riverside S. of Hwys 60, 70; 5.8 miles E. of Desert Center Comment
  UCSB4431  Chylismia claviformis Haller, John 1957-3-23 Riverside at southern boundary of Joshua Tree Natl Mon; 4 air miles S. of Cottonwood Sprs; and 1 mile N. of juct with US 60 609 Comment
  JEPS23483  Chylismia claviformis subsp. aurantiaca Marjorie D. Clary 1933-2-26 2060 Riverside Aqueduct Rd North Colorado Desert 243 Comment
  UCR107789  Cirsium occidentale var. occidentale D. L. Banks 1997-5-5 1956 Riverside NW Palomar Mountains, Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, c. 60 m east of its intersection with Pechanga Creek 396 Comment
  UCR117809  Cirsium occidentale var. occidentale Mitch Provance 1998-6-11 683 A Riverside Jurupa Mountains, 'Twin Canyons', south of the historical community known as Declezville; housing development now known as Southridge 320 Comment
  CAS-BOT-BC286459  Cirsium scariosum John Thomas Howell 1952-10-24 28865 Riverside South end of Santa Ana Mts. Comment
  UCR201884  Cirsium vulgare Justin M. Wood 2008-9-19 134 Riverside SW Perris Basin, Temecula - Murrieta Creek, downstream of First Street Bridge 305 Comment
  RSA5247  Cistanthe monosperma C. B. Wolf 1932-8-5 3983 -A Riverside Rocks at summit of San Jacinto Peak 3294 Comment
  UCR250316  Clarkia epilobioides A. C. Sanders 2014-4-8 40970 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. c. 280 m NE of the I-15 crossing, near mouth of Mayhew Canyon 317 Comment
  HSC84170  Clarkia purpurea Karin Cleary 1987-5-20 38 Riverside Banning Bench, at the edge of the San Gragonio River Canyon, .8 km S of the end of the paved road on the Banning Bench Rd. 1213 Comment
  UCR151105  Clarkia purpurea Scott D. White 1999-6-8 7452 Riverside Santa Ana Mtns, Corona, near Bedford Canyon: foothills at E slope of Santa Ana Mtns. ''Joseph Canyon'' wash near a disused quarry 366 Comment
  UCR260860  Clarkia purpurea A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-6 41565 Riverside Peninsular Range, Temescal Valley, large open parcel between Horsethief Canyon Rd. and Hostettler Rd., just south of I-15 373 Comment
  SBBG93070  Clarkia purpurea subsp. quadrivulnera G. Ballmer 1990-5-5 Riverside NE edge of San Jacinto Potrero Land grant, on a low ridge extending S into the valley 609 Comment
  CLARK-A1528-648  Clarkia unguiculata Frank Ambrey 1959-4-26 Riverside Riverside Comment
  SDSU20274  Claytonia parviflora subsp. parviflora Adrienne D. Russell, Tahirch Linz & Matt Guilliams 2000-4-29 127 Riverside Santa Margarita Ecological Reserve, Temecula, insect trail, mapping project for plant taxonomy class. 357 Comment
  JOTR35134  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
  RSA614412  Claytonia perfoliata D. L. Banks 1997-3-16 1545 Riverside NW Palomar Mountains, Agua Tibia Mountains: North face of Dorland Mountain, the Dorland Mountain Arts Colony along the circular drive that runs around the north side of the compound. 567 Comment
  RSA219223  Clematis ligusticifolia C. W. Tilforth 1970-10-16 319 Riverside Road to Santa Rosa Mountain Comment
  SBBG114206  Clematis pauciflora C. Bornstein, E. Collins 1992-4-13 Riverside Hwy 74 (Ortega Hwy) near summit 762 Comment
  UC1506119  Clematis pauciflora E. R. and T. P. Clausen 1963-4-23 Riverside s. of Red Mt. (s. slope of transverse ridge); Transverse Ranges 980 Comment
  RSA440818  Cleome isomeris Emery M. Whilton 1937-1-7 s.n. Riverside Box Canyon. Comment
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Feb 14 2013
  RSA747876  Cnicus benedictus Justin M. Wood 2009-5-15 714 Riverside Romoland, 1/4 mile S of Ethanac Rd, between San Jacinto Rd and Palomar Rd, just S of railroad tracks. 442 Comment
  SEINET199116  Coldenia palmeri Francia Chisaki, J Ingram; H Arnott 1955-4-18 621 Riverside 5.7 miles northwest of Thousand Palms on Hwy 60 Comment
  RSA507955  Collinsia childii Steve D. Boyd, C. Boyd, K. Boyd, R. Noyes, L. Arnseth 1988-5-28 2273 Riverside Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest. 1500 Comment
  UCR102835  Collinsia concolor A. C. Sanders 1997-4-3 20165 Riverside Lake Skinner area, hills NE of Skinner Lake in a tributary to Rawson Canyon, along the dirt road 503 Comment
  UCR107821  Collinsia concolor D. L. Banks 1997-5-5 2008 Riverside NW Palomar Mtns, Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pachanga Creek. east of where road crosses to southern bank of south fork of Pechanga Creek. 482 Comment
  UCR20883  Collinsia concolor A. C. Sanders 1978-7-3 999 Riverside San Jacinto Mountains, along old fire road between the James Reserve and the Black Mountain Road 1677 Comment
  RSA0117399  Collinsia concolor Robert F. Thorne, F. R. Fosberg, Sachet, Herbst 1983-4-23 55457 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  UC1494254  Colubrina californica C. S. Jones 1979-3-27 41 Riverside in se-facing canyon about 300 yards from unnamed dirt road aprroximately 10 miles from I-10 (4 mi w of Desert Center) 426 Comment
  SBBG9375  Condea emoryi H. and M. Dearing 1936-12-26 1576 Riverside Palms to Pines Hwy Comment
  RSA524408  Convolvulus simulans Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4099 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
  UCR214852  Convolvulus simulans Crystal Sheehan 2010-5-10 46 Riverside Peninsular Range; Gavilan Hills Region, Lake Mathews Reserve, c. 1/4 mi. south of 13225 Cajalco Road, south of Lake Mathews, c. 0.4 mi. SE of intersection of Cajalco Rd. and La Sierra Ave. 429 Comment
  CAS-BOT-BC286037  Conyza canadensis S. B. Parish 1912-10-12 8358 Riverside Salton Basin. Mecca -57 Comment
  RSA598989  Conyza coulteri L. C. Wheeler 1952-10-29 7010 b Riverside Riverside. Citrus Experimental Station. Comment
  RSA0011005  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Joy D. England 2010-6-7 1271 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.4 air miles southeast of junction of Highway 74 and forest service road 5S15. 775 Comment
  SD229209  Cordylanthus rigidus subsp. setiger Dick Schwenkmeyer 2012-8-6 774 Riverside Garnet Queen Mine on Santa Rosa Mountain road, 4.1 miles southeast of the intersection of highway 74 and Santa Rosa Mountain Road. 1834 Comment
  RSA259260  Corethrogyne filaginifolia P. A. Munz 1938-8-14 15383 Riverside High ridge east of Toro Peak, Santa Rosa Mts. 2438 Comment
  UC1424862  Corethrogyne filaginifolia J. Sauer and F. Vasek 1973-9-26 5545 Riverside sw Murrieta; Mesa de Colorado Comment
  UCR278880  Corethrogyne filaginifolia Mitch Provance 2012-7-17 712- 20 Riverside San Gorgonio Pass, Smith Creek SW of Banning, near corner of Sunset Ave. and Bobcat Rd. 735 Comment
  SD143944  Cornus glabrata A. C. Sanders, T. Tennant 1997-11-14 21596 Riverside San Bernardino Mountains; Morongo India Reservation, west end of Burro Flats. 1159 Comment
  SBBG59853  Cornus sericea subsp. occidentalis R. Hoffmann 1929-9-7 Riverside San Jacinto Mtns 1524 Comment
  OBI8335  Crassula connata David J. Keil, Malcolm McLeod 1977-3-26 12026 Riverside 0.7 mi W of jctn with Riverside County Rd R-3 (to Hemet) along Calif Rte 79 549 Comment
  UCR183023  Crassula connata Mitch Provance 2001-4-21 2976 D Riverside San Bernardino Valley, Sunnyslope, west side of Sierra Blvd., along sidewalk adjacent to the golf course 335 Comment
  CLARK-A1528-424  Crassula erecta Jim Ryan 1969-3-26 22 Riverside Riverside 426 Comment
  CAS-BOT-BC175810  Crossosoma bigelovii P. A. Munz 1935-4-8 13834 Riverside Sheephole Mts., southern Mojave Desert 1066 Comment
  CAS-BOT-BC181562  Crossosoma bigelovii B. Pitzer; O. Clarke; S. Reed; G. Ruiz 1998-3-7 3562 Riverside Wildlands Conservancy's Mission Creek Preserve, ca. 2 mi. up canyon from entrance at ranch gate - San Bernardino Mountains 762 Comment
  POM296499  Crossosoma bigelovii Lyman Benson 1945-3-29 11632 Riverside Canyon on Palm Spring Rd. Colorado Desert Drainage Area. 671 Comment
  NY43331  Croton californicus C. R. Annable 1995-3-9 2255 Riverside BLM land, ca. 13km N of Rancho Mirage, behind A-1 Cement 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
  SBBG126041  Croton californicus J. M. Wood with D. M. Ray 2010-10-21 3024 Riverside Chuckwalla Valley 8 kilometers SW of Coxcomb Mtns and 3.5 kilometers E of Kaiser Rd 198 Comment
  SD230228  Croton californicus V. W. Steinmann, M. T. Wedlake 1995-4-8 655 Riverside Along Hwy. 1111, 1 km northwest of Palm Slprings (measured from the intersection with San Rafael Dr.) south of the highway. 214 Comment
  UCR278562  Croton californicus Mitch Provance 2012-7-28 712- 08 Riverside San Gorgonio Pass, Banning, Montgomery Creek and adjacent plateaus, south of Westward Ave., and west of Banning High School 695 Comment
  CDA34537  Croton californicus Mike Lahti 2009-9-1 PDR# 1501825 Riverside 0 Comment
  RSA145912  Croton californicus var. mohavensis William M. Klein 1958-2-11 36 Riverside 2.6 miles E of Cabazon on Highway 70-99; along side of road 545 Comment
  UCR161403  Croton setiger A. C. Sanders, Mike Misenhelter 2005-9-20 31675 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
  UCR18826  Croton setiger John C. Roos 1965-7-27 s.n. Riverside Elsinore Comment
  UCR110397  Crypsis schoenoides A. C. Sanders, Mitch Provance 1999-9-26 23082 Riverside San Jacinto Mountains, McMullen Flat at Valley High County Park, 0.7 mi. SE of Hwy 74 on Twin Pines Ranch Road 1183 Comment
  RSA557319  Crypsis vaginiflora Julie Greene, Steve Boyd, David E. Bramlet, H. Flores, H. Ochoterana 1993-7-9 1431 Riverside San Jacinto Wildlife Area. 433 Comment
  RSA773183  Cryptantha Duncan S. Bell, Joy England 2010-5-27 1135 Riverside San Bernardino National Forest: Garner Valley, approximately 1 air mile southeast of junction of forest service road 6S04 and forest service road 6S13. Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 1354 Comment
  UCR239794  Cryptantha O. F. Clarke 2004-2-27 s.n. Riverside Peninsular Range, Riverside; hills above (south of) UCR Botanical Garden 436 Comment
  UCR260602  Cryptantha A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-1 41543 Riverside Peninsular Range, Eastern Foot of Santa Ana Mtns., Temescal Canyon, south side of Indian Truck Trail along Temescal Canyon Road 349 Comment
  RSA479850  Cryptantha angustifolia L. F. LaPre, K. Campbell 1988-4-1 s.n. Riverside Colorado Desert, Palo Verde Mesa, W of Blythe. South of Hwy 1-10 at the W end of 16th St. (approx sec. 4) 99 Comment
  RSA703738  Cryptantha angustifolia LeRoy Gross 2005-3-3 1560 Riverside Palen Mountains, south side. Near end of old prospect road., Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W 207 Comment
  UC1063929  Cryptantha angustifolia H. S. Yates 1936-4-7 5442 Riverside 2.5 mi s Willis Palms; Thermal Quad. 243 Comment
  UCR103546  Cryptantha angustifolia George K. Helmkamp 1998-1-17 2529 Riverside Coachella Valley, Bob Hope Drive, 0.9 mi south of Hwy I-10 43 Comment
  UCR213277  Cryptantha angustifolia A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37426 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, lower part of wash c. 2.5-3 mi. NW of Blythe Airport, above Black Creek Rd. 171 Comment
  UCSB10424  Cryptantha angustifolia Beeks, Richard 1952-4-4 Riverside 4 miles north of Mecca, in Box Cyn Comment
  RSA775914  Cryptantha barbigera Duncan S. Bell, Amanda Turek 2010-4-10 816 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  SD127607  Cryptantha barbigera David Charlton 1988-2-18 1133 Riverside South side of Little San Bernardino Mountains, Fargo Canyon Road to Cottonwood Wash, 1 mile east of junction Dillon Road and Fargo Canyon Rd 609 Comment
  UCR50382  Cryptantha barbigera F. R. Fosberg 1929-3-30 S- 00718 Riverside Western Colorado Desert/ San Jacinto Mtns, Palm Springs, Andreas Canyon Comment
  UCSB12065  Cryptantha barbigera Dearing, Hugh; Dearing, Margaret 1942-3-1 Riverside Near Cathedral City Comment
  SEINET3083688 Image available Cryptantha circumscissa A. C. Sanders, J. Dice, K. Rose, & D. Woodard 1995-3-29 16259 Riverside San Jacinto Mtns./San Gorgonio Pass: alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village. Comment
  CAS-BOT-BC189588  Cryptantha circumscissa var. circumscissa Samuel B. Parish No date on label 188 Riverside Palm Canon [Canyon], Agua Caliente, Colorado desert Comment
  UCR180140  Cryptantha corollata Mitch Provance 2003-4-26 9902 Riverside Santa Ana River Valley, northern extreme of the La Sierra Hills, on the N-facing slopes and ridges just south of Crestlawn Memorial Cemetery 427 Comment
  SD185167  Cryptantha costata Nathan Moorhatch 2005-2-17 Riverside Coachella Valley, east edge of Santa Rosa Mountains, La Quinta, west of Washington St. between Ave. 48 and Lake La Quinta Dr. 17 Comment
  SEINET3409358  Cryptantha costata G. Rink, M. Honer 2013-3-17 11856 Riverside About ten miles west of Blythe, to the south of an existing solar power plant, on the site of the proposed Quartzite solar power plant 125 Comment
  SEINET4560315  Cryptantha costata Duncan S. Bell 2009-1 243 Riverside Arica Mountains; northeast of range, approximately 2.25 air miles southwest of the ghost town of Rice 224 Comment
  POM368240  Cryptantha holoptera M. B. Dunkle 1933-5-6 3436 Riverside Painted Canyon Comment
  RSA784959  Cryptantha holoptera Duncan S. Bell 2012-2-12 3117 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  CSUSB1180  Cryptantha intermedia Ed West 1972-4-27 9 Riverside Box Springs Mountains Box Springs Mountains, 200 yards west of the micro-wave tower above the "C." 609 Comment
  RSA338016  Cryptantha intermedia F. R. Fosberg 1932-5-9 10637 ` Riverside St. Johns Grade near Hemet. 770 Comment
  SD133160  Cryptantha intermedia Scott White 1991-5-13 91 112 Riverside Highway 79, immediately west of U.S. Forest Service Campground at Dripping Springs 548 Comment
  SEINET3084404 Image available Cryptantha intermedia Clifford Kishi 1972-5-14 720514 -35 Riverside San Jacinto Mts, 1 mile from Lake Hemet Reservoir along Herkey Canyon Rd. 610 Comment
  UCR112957  Cryptantha intermedia B. G. Pitzer 1998-3-1 3546 Riverside Lakeview Mtns, Maze Stone county historical marker & picnic area, E side of mtns, on W side of Reinhardt Canyon 610 Comment
  UCR241692  Cryptantha intermedia T. B. Salvato 2013-3-22 7400 Riverside Perris-Aguanga Basin, southern end of Menifee Valley, between Hwy 215 and Winchester Rd (Hwy 79), south of Los Alamos Rd, rocky slopes flanking Warm Springs Creek 396 Comment
  UCR27193  Cryptantha intermedia Marlyce Myers 1980-4-21 s.n. Riverside Perris Basin, Motte Reserve, 2.5 mi NW of Perris 518 Comment
  UCSB38685  Cryptantha intermedia Cowan, Clark 1978-4-24 Riverside 19.6 mi. (31.3 km.) S on 74 from jct. w/ Hwy. 111 at Indian Wells Sta. Rosa Mt. Rd., 1.9 mi. (3 km.) S. of 74 Comment
  RSA771753  Cryptantha intermedia var. intermedia Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4630 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  HSC66535  Cryptantha maritima Christopher Davidson 1979-4-4 7672 Riverside Orocopia Mtns., lower end of Box Canyon on Box Canyon Rd., 4.4 mi. E of Mecca 213 Comment
  JOTR35357  Cryptantha maritima Harding, Mitzi, M. Wheeler 2011-1-26 142 Riverside Joshua Tree National Park. Pinto Basin, where Chuckwalla Valley meets Pinto Wash, between NE Eagle Mountains and W Coxcomb Mountains along dirt road (STOP1) 267 Comment
  RSA781653  Cryptantha maritima Duncan S. Bell 2009-3-8 74 Riverside Arica Mountains: northwest section of mountain range approximately 3.2 air miles northwest of Priest Well, or approximately 6 air miles southwest of the ghost town of Rice. 476 Comment
  SBBG104070  Cryptantha maritima A. C. Sanders, E. J. Lawlor 1992-4-4 12103 Riverside within 0.5 mi of McCoy Spring; alluvial slopes below and to the S and cyn bottom above the spring 243 Comment
  SBBG87841  Cryptantha maritima A. C. Sanders with Pitzer, Charlton, Kniffen 1986-3-3 6121 Riverside Corn Spring, wash below the spring and wash and rocky slopes to the S; Chuckwalla Mtns 487 Comment
  UCR103585  Cryptantha maritima George K. Helmkamp, E. A. Helmkamp 1998-2-18 2716 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; 0.3 mi south of Chuckwalla Rd. on Graham Pass Rd. 122 Comment
  UCR148458  Cryptantha maritima S. J. Myers 2005-2-1 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 9 miles (4 air line) east of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 21 Comment
  POM73198  Cryptantha maritima var. pilosa Marcus E. Jones 1906-4-26 s.n. Riverside Indio Comment
  JEPS67961  Cryptantha micrantha S. B. Parish 1913-2-26 8464 Riverside Mecca, Salton Basin -57 Comment
Read comments
Feb 13 2009
  UC1178517  Cryptantha micrantha Peter Kamb 1948-7-4 1155 Riverside Hall Canyon San Jacinto Mts. 1645 Comment
  UCR158856  Cryptantha microstachys Scott D. White 1994-6-14 2060 Riverside Peninsular Ranges; Perris-Aguanga Basin region, Santa Gertrudis Creek, c. 1 mi. east of Skunk Hollow 396 Comment
  UCSB41272  Cryptantha microstachys Cowan, Clark 1978-4-25 Riverside 5.1 mi. (8.1 km.) W on Hwy. 74 from its jct. with Hwy. 243, approaching Hemet, San Jacinto Mts. 1370 Comment
  RSA0094688  Cryptantha microstachys Steve Boyd, D. Bramlet, Timothy S. Ross 1993-5-12 7341 Riverside Southern Santa Ana Mountains, Sant Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon. 365 Comment
  HSC82995  Cryptantha muricata N. M. Fellows 1985-3-3 91 Riverside Oasis de los Osos Preserve, off Snow Creek Canyon at the N foot of San Jacinto Mtns., l mi. W of Snow Creek Village. 489 Comment
  RSA192173  Cryptantha muricata E. W. Lathrop 1965-4-4 5615 Riverside 8 miles west of Murrieta-Tenaja Range. Comment
  SD239640  Cryptantha muricata Oleg Pryadko 2008-5-2 50 Riverside San Bernardino Valley Region: Western Riverside near Pedley, Hidden Valley Wildlife Area, c. 1200ft south of Clay St and General road, 1000 ft east of Van Buren Blvd., north bank of Santa Ana River (Riverside West 7.5'Q) 207 Comment
  SEINET7073291  Cryptantha muricata A. G. Vestal 1963-4-27 s.n. Riverside Cottonwood Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  JEPS122475  Cryptantha muricata var. jonesii J. M. Andre 2012-6-15 30532 Riverside San Jacinto Mountains; along Highway 243, 10.7 miles south of Interstate 10 (Banning), San Bernardino National Forest. Lake Fulmor 7.5' Q. Comment
  RSA0079568  Cryptantha muricata var. jonesii J. C. Roos 1950-4-15 4732 Riverside The summit of Reche Canyon. 793 Comment
  POM46805  Cryptantha nevadensis Mary F. Spencer 1920-4-4 1525 Riverside Mouth of Tahquitz Canyon. 213 Comment
  UCR279568  Cryptantha pterocarya var. cycloptera A. C. Sanders, Jim Malusa 2017-3-29 43173 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, large canyon 4 km SSE (164 deg. ) of the confluence of Red Canyon and Salt Creek 518 Comment
  RSA99143  Cryptantha racemosa Marcus E. Jones 1926-2-16 s.n. Riverside Corn Spring, Chuckwalla Mountains, Colorado Desert. Comment
  JOTR29367  Cryptantha utahensis La Doux, Tasha, Bill Truesdell, Naomi Fraga 2006-4-26 1444 Riverside Joshua Tree National Park. Long Canyon; Stop 1, south end of Long Canyon, near Park boundary 547 Comment
  RSA0123679  Cryptantha utahensis Duncan S. Bell, LeRoy Gross 2016-3-9 8862 Riverside Orocopia Mountains; northwestern section of the range, approximately 6.5 air miles southwest of Chiriaco Summit, collecting in the area know as Hotel California. 775 Comment
  UCR17933  Cryptantha utahensis A. C. Sanders 1976-4-20 00209 Riverside San Jacinto/Santa Rosa Mtns., 9.5 mi. SE of Anza in White Wash, a tributary of Coyote Canyon 976 Comment
  UCR50381  Cryptantha utahensis F. R. Fosberg 1929-3-30 S- 00710 Riverside Western Colorado Desert/ San Jacinto Mtns, Palm Springs, Andreas Canyon Comment
  RSA5435  Cryptogramma acrostichoides C. B. Wolf 1932-8-5 3978 Riverside Rocks at summit of San Jacinto Peak 3294 Comment
  SEINET7048197  Cucurbita foetidissima Steven R. Hill, Andrew C. Sanders 2001-5-4 33706 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
  POM4559  Cucurbita palmata I. M. Johnston 1918-5-30 1999 Riverside Between Elsinore and Perris. 548 Comment
  RSA713905  Cucurbita palmata R. E. Riefner 2006-8-2 06 -349 Riverside Lakeview Mountains, vicinity of Alicante Dr. at Jamawag Rd., N of Leon Rd. 550 Comment
  SBBG122657  Cucurbita palmata R. E. Riefner 2006-8-2 06 -349 Riverside vicinity of Alicante Dr at Jamawag Rd, N of Leon Rd; Lakeview Mtns 550 Comment
  JOTR01148  Cuscuta Cole, James E. 1941-6-14 890 Riverside Joshua Tree National Park. QUAIL WASH 1066 Comment
  SEINET238804  Cuscuta pentagona Mitch Provance 2000-7-4 2105 Riverside Santa Ana River Wash between the Market St. and Riverside Avenue crossings. 244 Comment
  UCR17381  Cuscuta pentagona O. F. Clarke 1978-10-23 s.n. Riverside Rubidoux, north side of Limonite Avenue, 0.3 mi. west of intersection with Clay Street Comment
  RSA617825  Cuscuta salina R. E. Riefner 1998-7-9 98 -283 Riverside Elsinore Trough between Willard and Murrieta Creek. Lake Elsinore. Comment
  RSA478740  Cycloloma atriplicifolium Lester H. Cushman 1932-8-24 s.n. Riverside Near Vineland, where the Valley Blvd. crosses the San Bernardino Co. line. Comment
Read comments
Nov 5 2011
  UCD98518  Cycloloma atriplicifolium H. R. Greene 1920-5-11 s.n. Riverside Riverside. Comment
  UCR101885  Cyclospermum leptophyllum A. C. Sanders 1997-3-17 20005 Riverside Riverside, UCR campus, edge of lawn at NE corner of Batchelor Hall 348 Comment
  RSA0072260  Cylindropuntia echinocarpa Michelle Cloud-Hughes, Tim Thomas, Kelsey Black 2013-3-24 089 Riverside Palo Verde Mesa, 14km WSW of Blythe. 120 Comment
  UCR84066  Cynodon dactylon A. C. Sanders, L. Ard 1994-7-11 15057 Riverside San Bernardino Mtns., Cherry Valley, irrigated landscaping at the Edward Dean Museum, Oak Glen Road, 1 mi north of Orchard St. 1000 Comment
  UCR65293  Cyperus difformis Steve Boyd 1989-7-23 3788 Riverside Santa Ana River, Riverside, just downstream of the old city dump at W extension of Rubidoux Ave. Comment
  VVC698  Cyperus eragrostis P. J. MacKay, T. Thomas, A. C. Sanders 1997-2-8 97 Riverside Colorado Desert, Palm Springs, Tahquitz debris basin mouth of Tahquitz Canyon Comment
  RSA522108  Cyperus erythrorhizos Steve Boyd, Timothy S. Ross 1989-8-28 3801 Riverside Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east. 442 Comment
  RSA712688  Cyperus retrorsus S. Morgan 1994-9-13 s.n. Riverside Riverside, UCR campus in the Botanic Garden. Along the trail in the chapparal section just W of (below) the lath house. Comment
  RSA797251  Cystopteris fragilis R. F. Thorne, Walter Wisura 1977-9-17 50789 Riverside San Jacinto Mountain: Long Valley to Round Valley along trail to summit. 2591 Comment
  CDA20776  Dactyloctenium aegyptium M. Lahti 2006-9-18 PDR 1357285 Riverside Island Growers, 43401 Anza Rd., Temecula. In Ivy stock containers.Mostly southern US weed, occasional in California. 0 Comment
  SEINET12155980  Dalea emoryi L. S. Rose 1936-1 36789 Riverside Palm Springs 139 Comment
  UCR30584  Dalea mollis John C. Roos 1965-10-17 s.n. Riverside Sonoran (Colorado) Desert, roadside 20 miles west of Blythe 120 Comment
  RSA778248  Dalea mollissima Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-30 934 Riverside McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 290 Comment
  CLARK-A1656-854  Dalea parryi Jon Mark Stewart 1983-11-14 83-60 Riverside Santa Rosa Mountains 822 Comment
  CSUSB1284  Dalea schottii Rodney Hendrick 1965-3-14 Riverside From dry wash 3 miles east of Thousand Palm Oasis, on Thousand Palm Drive 182 Comment
  POM47203  Dasyochloa pulchella Mary F. Spencer 1920-4-1 1556 Riverside In desert sand, Colorado Desert 122 Comment
  SEINET191998 Image available Dasyochloa pulchella C. L. Hitchcock 1940-4-1 5907 Riverside Joshua Tree NM ; 1 mi below Cottonwood Springs Comment
  UCD65759  Dasyochloa pulchella F. M. Reed 1927-3-19 5438 Riverside near Riverside, Salt Creek Wash, upper fork. Comment
  CAS-BOT-BC283036  Dasyochloa pulchella Carl B. Wolf 1932-4-27 3034 Riverside Mecca - Blythe Road 3/4 mi. west of Utopia, Colorado Desert 152 Comment
  UCR51987  Datura stramonium Steve Boyd 1987-10-10 2093 Riverside Riverside, N Main St. just south of Santa Ana River 250 Comment
  SDSU13537  Datura wrightii W. Miller 1972-8-9 Riverside Comment
  UCR133413  Datura wrightii Jeffrey Ross, T. B. Salvato 1998-6-9 MOR- 318 A Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Lion Canyon, c. 3.5 miles NNW of Cabazon 854 Comment
  UCR145967  Datura wrightii June Latting 1977-11-6 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos, Snow Creek 488 Comment
  RSA0020084  Datura wrightii Elizabeth A. White 1928-4-5 s.n. Riverside Near Palm Springs. Comment
  UC1792817  Deinandra mohavensis A. C. Sanders, Steve Boyd, Jeff Ross, Mitch Provance 1998-10-25 22272 Riverside San Jacinto Mtns.: Hwy 243 between Idyllwild and Mountain Center, 1 mile north of Mtn. Center 1426 Comment
  SD181703  Deinandra paniculata Scott D. White 2001-6-20 8596 Riverside Just east of Goetz Road and south of Ethanac Road, ca. 1.5-2.0 miles west of I-215 Freeway. 441 Comment
  UC1787280  Deinandra paniculata A. C. Sanders, T. B. Salvato 2001-5-25 24380 Riverside San Jacinto Valley: west end of Hemet-Ryan airport runway, 50-200 east of Warren Rd. and 100-200 m north of Stetson Ave. 457 Comment
  UCR281840  Deinandra paniculata R. E. Riefner Jr. 2017-8-12 17- 385 Riverside Perris-Aguanga Basin, city of Temecula, along the levee of Murrieta Creek, north side of Diaz Road, at Remington Avenue 327 Comment
  JEPS86542  Delphinium cardinale Roy E. Buck 1988-5-28 910 Riverside e-facing slope above CA Hwy 74 near top of grade W of Lake Elsinore (ca 2.0 air km nw of confluence of Harlan Canyon and Johnson Canyon drainages, 7 air km w of Lake Elsinore (town)); Elsinore Mountains 780 Comment
  POM10163  Delphinium parishii C. F. Baker 1921-4-30 4504 Riverside Pinyon Wells 1220 Comment
Read comments
Jun 24 2012
  UC1018509  Delphinium parishii Jim Warren 1952-4-26 Riverside Snow Creek Comment
  UCD96241  Delphinium parishii H. Lewis; C. Epling 1941-5-7 s.n. Riverside 3 miles north of Cottonwood Spring, Joshua Tree Nat. Mon. Comment
  RSA0029697  Delphinium parryi subsp. maritimum D. L. Banks, Victor W. Steinmann 1997-3-13 1428 Riverside NW Palomar Mountains, Agua Tibia Mountains: In the Redhawk Housing Development, north of the Pechanga Indian Reservation. The hills south of the intersection of Marge Place and Tehachapi Pass (south of Redhawk Parkway). 378 Comment
  CAS-BOT-BC121428  Delphinium parryi subsp. parryi Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  CAS-BOT-BC121432  Delphinium parryi subsp. parryi George Robertson 1904-5-1 468 Riverside Keller Creek, Santa Ana Comment
  UC1979564  Delphinium parryi subsp. parryi Darin L. Banks, Steve Boyd 1995-5-9 396 Riverside Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. Comment
  RSA0069759  Delphinium parryi subsp. parryi Debra Nelson, James Hughes 2015-5-29 s.n. Riverside San Jacinto Ranger District. San Bernardino National Forest. Near Cahuilla Mountain. Comment
  SD137697  Dendromecon rigida Darin L. Banks, Steve Boyd 1995-5-3 197 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. North slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  POM14899  Dendromecon rigida subsp. rigida Mary F. Spencer 1922-4-23 1923 Riverside Maillard Canyon, prope [near] Banning. 701 Comment
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Mar 13 2011
  UC1951134  Deschampsia danthonioides Scott D. White, Justin Wood 2009-5-21 12855 Riverside SAN JACINTO MOUNTAINS: Garner Valley, near abandoned duck ponds, S of Quinn Flat. USGS Idyllwild 7.5' Quad. Comment
  UCD63235  Deschampsia danthonioides var. gracilis Alan A. Beetle 1946-4-19 4697 Riverside Edgemont, 5 miles southeast of Riverside. Comment
  RSA801940  Deschampsia elongata LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6170 Riverside End of Apela Drive, west end of Strawberry Valley. And south of road (5S24) that runs out to the sewage disposal ponds. Collections are between this road, and Strawberry Creek., Basically ridge north of Strawberry Creek and creek north of this ridge, south of road. This draw drains into Strawberry Creek. 1524 Comment
  CAS-BOT-BC39735  Descurainia adenophora Edmund C. Jaeger 1921-6-14 s.n. Riverside MacMullen Trail, San Jacinto Mountains. 1280 Comment
  UC10810  Descurainia obtusa subsp. adenophora H. M. Hall 1901-6 2623 Riverside vicinity Strawberry Valley; San Jacinto Mountains 1584 Comment
  JOTR33724  Descurainia pinnata subsp. glabra La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2725 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Sandy pediment/bajada surrounding granitic outcrops near Stirrup Tank parking lot (Stop 1) Comment
  RSA612611  Descurainia pinnata subsp. halictorum D. L. Banks, Victor Steinmann 1997-3-13 1496 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  RSA263755  Dicentra chrysantha E. W. Lathrop 1973-04 6884 Riverside 4 miles betw. Tin Mine Canyon and Santiago Peak, Skyline Drive 732 Comment
  UCR155058  Dichelostemma capitatum Jason L. Hlebakos 2005-5-30 814 Riverside Peninsular Range, Durasno Valley, SE of Coahuilla Indian Reservation, c. 11 mi east of Bonnie Road, and c. 6 mi SSW of Anza 1402 Comment
  CAS-BOT-BC500848  Dichelostemma capitatum Milo S. Baker 1928-4-3 2807 b Riverside Tahquitz Canyon near Palm Springs Comment
  IRVC55  Dichelostemma capitatum subsp. capitatum Lorene Lewton 1965-4-24 HS 0079 Riverside Hwy 71 [79] 1.5 mi. W of Dripping Springs Guard Station. Palomar Mtns 488 Comment
  POM307274  Dichelostemma capitatum subsp. capitatum Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2145 Riverside Santa Rosa Mountains. Comment
  SDSU12912  Dichelostemma capitatum subsp. capitatum Jutta Buschbom 1991-5-1 2 Riverside SE-Slope, N-Border of the Reserve, beyond an avocado-grove, ca. 500 m (15 min) NW from the fieldstation. Santa Margarita Ecological Reserve. Comment
  POM356428  Dicoria canescens Allen 1921-10-1 s.n. Riverside Palm Springs. Comment
  SFV7078  Dieteria canescens var. canescens T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-11-16 778 Riverside Bottomlands of Colorado River along Agnes Wilson Road. About 1.5 miles east of U.S. Highway 95. 102 Comment
  RSA0019275  Dimorphotheca fruticosa Ed LaRue 1989-5-8 s.n. Riverside Mockingbird Canyon area, S of Van Buren Blvd and ca 1/2 mi (airline) E of Mockingbird Canyon Road. Comment
  RSA0019281  Diplacus brevipes Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38099 Riverside San Bernardino National Forest, San Jacinto Mountains: Lake Fulmor. 1677 Comment
  RSA0019287  Diplacus brevipes Christopher Davidson 1975-6-16 2812 Riverside 5.4 miles N of Alandale Station on road R1 from Idyllwild to Banning. 1652 Comment
  SBBG14803  Diplacus clevelandii P. H. Raven 1962-5-18 17759 Riverside Main Divide Truck Trail 2.9 mi S of Santiago Pk 1234 Comment
  CAS-BOT-BC150872  Diplacus puniceus Lyman Benson 1932-3-26 3183 Riverside Summit Temecula Grade 609 Comment
  CAS-BOT-BC195675  Distichlis spicata Frank W. Peirson 1922-4-9 4331 Riverside Murray Canyon, Colorado Desert Comment
  SBBG104034  Distichlis spicata A. C. Sanders 1993-4-1 13659 Riverside western edge of Hemet, 14 acre parcel at NE corner of intersection of Myers St and Devonshire Ave, 0.75 mi NE of the intersection of Florida Ave (Hwy 74) and Warren Rd Comment
  UCR134640  Ditaxis californica Nancy K. Cione 2004-4-30 s.n. Riverside Chuckwalla Valley, S of Eagle Mtns, north of Hayfield Dry Lake, near Red Cloud Road 415 Comment
  UCR42409  Ditaxis californica J. M. Stewart 1986-1-20 86- 3 Riverside Sonoran (Colorado) Desert, Divide between the Mecca Hills and the Orocopia Mtns. Comment
  RSA776354  Ditaxis claryana Duncan S. Bell, Amanda Turek 2010-4-10 800 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  LA204864  Ditaxis lanceolata F. M. Scott; 1928-3-24 sn Riverside Painted Canyon, Colorado Desert 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
  UCR163094  Ditaxis neomexicana B. G. Pitzer, G. R. Ballmer 2000-10-14 4224 Riverside Sonoran (Colorado) Desert, south of eastern Ford Dry Lake, c. 200 yards south of Hwy I-10 off gasline road at large wash, 1 mi. east of Ford Lake Rd. exit, c. 22 miles west of Blythe 110 Comment
  UCD142317  Ditaxis serrata Robert F. Thorne; Dick Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54018 Riverside San Bernardino Mts.; at mouth of Whitewater Canyon, ca. 1/4 mi. W of Whitewater P.O. and 1/2 mi. W of Whitewater River. 414 Comment
  CDA24811  Dithyrea californica M. S. Wasbauer 1960-3-26 Riverside Palm Springs. 0 Comment
  RSA48407  Dithyrea californica E. K. Balls 1949-4-2 12892 Riverside Highway 111 between Thermal ana Arabia. Comment
  RSA676143  Dithyrea californica Scott D. White 2001-4-12 8301 Riverside Colorado Desert: 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
  CAS-BOT-BC412629  Dodecahema leptoceras A. G. Vestal 1937-5-10 s.n. Riverside 7.4 mi So of Hemet Comment
  CAS-BOT-BC41629  Draba corrugata var. saxosa Carl B. Wolf 1932-8-5 3979 Riverside San Jacinto Mountains. Summit of San Jacinto Peak. 3293 Comment
  LA204315  Draba cuneifolia T. Craig; 1932-2-24 1795 Riverside Coachella Valley, Cathedral City, Coachella Valley Comment
  RSA775294  Draba cuneifolia Duncan S. Bell, The Habitat Work Organization 2011-3-19 2063 Riverside West side of the Chuckwalla Mountains; north of Red Cloud Mine Road; approximately 1 air mile southwest of Lost Pony Mine. 599 Comment
  RSA776638  Draba cuneifolia Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-28 1095 Riverside Chuckwalla Mountains, Corn Springs Road; Road crossing of main wash that drains Chuckwallas to the east toward the Chuckwalla Bench 427 Comment
  POM370052  Draba cuneifolia var. integrifolia Lester H. Cushman 1932-2-22 14918 Riverside Eden [Eden Hot Springs? -SW] Comment
  POM262939  Draba saxosa J. C. Roos 1937-8-18 495 Riverside Forest near Hidden Lake, San Jacinto Mts. Comment
  CLARK-A1528-5229  Draba sonorae John C. Roos 1952-3-19 5402 Riverside Box Springs Mountains 457 Comment
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Oct 23 2014
  RSA125540  Drymocallis glandulosa R. Weatherby 1949-6-6 654 Riverside Santa Rosa Mts. 1982 Comment
  POM13651  Drymocallis glandulosa var. glandulosa Philip A. Munz, I. M. Johnston 1922-5-21 5534 Riverside Hemet Valley, 1524 Comment
  UCR164282  Dryopteris arguta S. J. Myers 2001-7-16 s.n. Riverside Peninsular Range; San Jacinto Mtns, Bautista Canyon 951 Comment
  SD137797  Dudleya lanceolata Darin L. Banks, Steve Boyd 1995-5-3 277 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. North slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area. 515 Comment
  UCR241631  Dudleya lanceolata T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 378 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, below mouth of Lion Canyon along the road toward the canyon from Deep Creek Rd. 569 Comment
  SDSU13833  Dudleya pulverulenta W. Miller with C. Mosse 1972-7-20 Riverside Comment
  UCR213860  Dudleya pulverulenta Scott D. White, Justin M. Wood 2009-5-22 12930 Riverside San Jacinto Mountains, Old Control Road, below Halfway Spring 915 Comment
  RSA336039  Dudleya saxosa subsp. aloides K. Thorne, W. Wisura, A. Shmida, R. Whittaker 1978-4-23 52010 Riverside Chino Canyon Comment
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Apr 24 2011
  UC1755318  Dudleya saxosa subsp. aloides Dean W. Taylor 2003-5-6 18519 Riverside 1.15 miles NNE of Cabazon, along access road paralleling powerlines, San Gorgonio Pass 640 Comment
  POM6654  Dyssodia porophylloides P. A. Munz 1919-5-7 2732 Riverside Palm Springs. 198 Comment
  RSA779017  Echinocactus polycephalus var. polycephalus Duncan S. Bell 2010-4-1 677 Riverside Arica Mountains: east side of mountain range approximately 1.5 air miles northwest of Priests Well, and approximately 5.7 air miles southwest of the ghost town of Rice. 389 Comment
  SEINET4604429 Image available Echinocereus engelmannii subsp. engelmannii Marc A. Baker 2007-10-17 16623 .1 Riverside along Morris Ranch Road, 400m north of Kenworthy Station, 4km west of Butterfly Peak, west base of San Jacinto Mountains, Garner Valley, just east of Thomas Mountain 1420 Comment
  RSA0125228  Echinocereus engelmannii var. engelmannii Marc Baker, Michelle Cloud-Hughes 17368 .1 Riverside Along Morris Ranch Road, 640m NNE of Kenworthy Station, 3.5km west of Butterfly Peak, west base of San Jacinto Mountains, Garner Valley, just east of Thomas Mountain, 16km SW of Idyllwild. 1445 Comment
  UCR59234  Echinochloa crus-galli Jeri Hirshberg 1989-7-20 s.n. Riverside Diamond Valley, south of Newport Road, near Searl Ranch. Comment
  UCR239924  Eclipta prostrata O. F. Clarke 2004-5-10 s.n. Riverside Peninsular Range, Riverside, UCR campus, agricultural operations area west of Canyon Crest Dr. and south of Martin Luther King Blvd., at 'Midgeville' the Entomology Dept. experimental ponds 302 Comment
  UCR90992  Ehrharta erecta A. C. Sanders, S. D. White 1996-2-19 17954 Riverside UC Riverside Botanic garden, from near the general purpose building 335 Comment
  JOTR32463  Eleocharis macrostachya La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2608 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam; Small riparian pond environment with seasonally submerged muddy banks, surrounded by boulder outcrops (Stop 4) 1301 Comment
  SDSU14006  Eleocharis parishii Jonathan S. Austin, Michael G. Simpson 2002-4-20 21 Riverside Near parking area off Tornado road adjacent to riparian area north of Santa Margarita river, Santa Margarita Ecological Reserve. 233 Comment
  SD71848  Elymus condensatus Helen V. Witham 1969-7-2 193 Riverside dry flat, on De Luz Creek 7 miles south of Murietta on road to De Luz 299 Comment
  SEINET10564680  Elymus elymoides Philip A. Munz 1937-5-30 Munz 15083 Riverside Dry banks, northwest slope of Santa Rosa Mts. 2134 Comment
  UCD62337  Elymus glaucus subsp. glaucus Peter Kamb 1948-7-4 1181 -b Riverside Hall Canyon, San Jacinto Mts. 1645 Comment
  UCR24987  Elymus glaucus subsp. glaucus A. C. Sanders 1980-7-18 1653 Riverside San Jacinto Mtns., Thomas Mountain: Thomas Mountain Campground to the summit at the lookout 2073 Comment
  SD234759  Elymus stebbinsii A. C. Sanders, T. Thomas, T. B. Salvato 2008-6-24 35560 Riverside Peninsular Range; San Jacinto Mtns.: May Valley c. 1.25 mi. SW of Fleming Ranch, nameless tributary NW of Herkey Crk., north of Bonita Vista Rd. and NE of May Valley Rd. 1555 Comment
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Sep 26 2019
  UC37060  Elymus trachycaulus H. M. Hall July 1901 2569 Riverside Dark Canyon San Jacinto Mountains 2133 Comment
  RSA25342  Emmenanthe penduliflora C. L. Hitchcock 1940-4-1 5900 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  SD232263  Emmenanthe penduliflora Steve Boyd, Amber Maurice, Pesach Lubinksy, Leland Lubinsky 2003-4-17 10461 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
  UCD119202  Emmenanthe penduliflora Steve Boyd; Tim Ross, Laurel Arnseth 1989-4-1 3158 Riverside Vail Lake area. 487 Comment
  UCR231806  Emmenanthe penduliflora Brent Barnes, A. C. Sanders, Giles Waines, UCR Plant Taxonomy Class 2007-5-12 06 Riverside Peninsular Range; San Jacinto Mtns., dirt forest service road north of Poppet Flats, west of Hwy 243 1253 Comment
  LA205856  Encelia actoni Harlan Lewis; 1937-6-4 sn Riverside San Jacinto 914 Comment
  POM356690  Encelia actoni Julian P. Donahue 1984-10-6 90405 Riverside Pinyon Crest, Pinyon Flat, between San Jacinto & Santa Rosa Mts. 1249 Comment
  POM356734  Encelia actoni Norman C. Cooper 1949-6-29 4307 Riverside West of Pinyon Flat, San Jacinto Mountains 1524 Comment
  RSA0067722  Encelia actoni Cheryl Sevilla, Sarah J. De Groot 2015-3-18 41 Riverside Transverse Ranges; San Bernardino Mountains region: San Gorgornio Wilderness Area; off the Pacific Crest Trail about 1.1 air miles north of the Whitewater Preserve Ranger Station; on the plain west of the Whitewater River drainage. 738 Comment
  SD112394  Encelia actoni Darley F. Howe 1936-6-14 361 Riverside San Jacinto Mountains Comment
  UC628872  Encelia californica H. M. Hall 1902-4-19 2922 Riverside vicinity of Riverside 365 Comment
  CAS-BOT-BC131325  Encelia farinosa Peter H. Raven 1958-1-23 11413 Riverside 2.7 miles west of Whitewater Post Office Comment
  GMDRC5809  Encelia farinosa J. M. Andre, Glenn Clifton, Ron Kelley 2013-3-21 24400 Riverside 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
  OBI16595  Encelia farinosa Tracey and Viola Call, Viola Call 1962-4-6 2110 Riverside 4 mi S of Morongo Valley 579 Comment
  RSA660554  Encelia farinosa Bruce Albert 1982-4-17 13 Riverside Cajalco Road, 0.7 miles east of I-15; south of Corona. Comment
  SD43544  Encelia farinosa P. C. Everett 1945-6-7 11507 Riverside Santa Ana Mountains, Indian Canyon, 0.5 miles above U. S. Forest Service gate on Indian Canyon Truck Trail. 455 Comment
  UCD131215  Encelia farinosa R. L. Smith 1948-3-24 s.n. Riverside Foot of Andreas Canyon. Comment
  UCR90979  Encelia farinosa Scott D. White 1996-3-16 3825 Riverside Perris Basin, Lakeview Mtns, north of Winchester, at 'Maze Stone' Picnic Site 610 Comment
  UCSC001469  Encelia farinosa Peter Kamb 1948-4-11 883 Riverside Aqueduct Road east of Garnet Aqueduct Road, Garnet - Coachella Valley 305 Comment
  RSA522772  Encelia farinosa var. farinosa Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3879 Riverside Vail Lake area, summit of Big Oak Mtn, N. of lake. 793 Comment
  JEPS34101  Encelia frutescens W. L. Jepson Oct 22 1912-Nov 7 1912 5245 Riverside Riverside Mountains Colorado River, Riverside Mountains 45 Comment
  RSA792933  Encelia frutescens Aaron C. Sedgwick, Cody Leslie 2012-9-20 123 Riverside South of Essex in Rice Valley - Take Rice/Blythe Rd. ~3 miles south and turn left on unmarked road. The wash is on the northern side of the unmarked road ~3 miles east. 235 Comment
  RSA703486  Ephedra aspera LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1434 -a Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground., Near 33 deg 37'32N, 115 deg 19'35W: UTM 3721895N, 655238E to 33 deg 36'52N, 115 deg 19'54: UTM 3720669N, 654757E. 480 Comment
  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
  JOTR33745  Ephedra californica La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2743 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  POM282135  Ephedra californica Lyman Benson 1933-3-31 4163 Riverside US 66 [US 60], Palm Springs. Mt. Range San Jacinto . 305 Comment
  RSA335354  Ephedra californica D. A. Hoover 1985-3-16 56 Riverside Big Morongo Preserve. The Nature Conservancy. South of Morongo Valley. Along the Ridge Trail. 777 Comment
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Jul 14 2013
  RSA650255  Ephedra californica Louis R. Klins 1949-2-6 s.n. Riverside Lazy B Ranch 10 mile[s] NE of Palm Springs California Comment
  UC299126  Ephedra californica Frank A. Thackery 1927-3-1 Riverside near Garnet 304 Comment
  UC1979839  Ephedra trifurca Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-4-6 987 Riverside Mojave Desert; Southcentral Mojave Desert region: Iron Mountains, on southwest side of mountains in drainage on either side of the road. Comment
  SD260976  Epilobium campestre Jeremiah George 2012-6-14 Riverside San Gorgonio Pass Region: Beaumont, just south of West 4th St. at end of small paved spur road, area boxed in by commercial devopment. Vernal pool. 772 Comment
  UCSB42151  Epilobium campestre Roos, John 1952-6-18 Riverside Edgemont 457 Comment
  SD132341  Epilobium canum subsp. canum Scott White 1990-10-23 Riverside 8.5 miles eastnortheast of Temecula; east of De Portola Rd. on El Dorado Road. 487 Comment
  SD43540  Epilobium canum subsp. latifolium P. A. Munz 1946-10-20 11583 Riverside Edge of wash, in disintegrated granite; Cottonwood Springs, Joshua Tree National Monument. 1096 Comment
  UCR268589  Epilobium densiflorum Jim Andre 2012-6-15 30541 Riverside San Jacinto Mountains, west slopes of range along Poppet Flat Road, Poppet Creek canyon, 3.2 miles west of Hwy 243 1022 Comment
  RSA0004824  Epilobium glaberrimum subsp. glaberrimum F. W. Peirson 1924-7-28 5013 Riverside Pine Flats Camp 1799 Comment
  UC577615  Eragrostis minor H. S. Yates 1937-6-28 6731 Riverside Palm Springs; San Jacinto Quad. Comment
  RSA432730  Eremalche rotundifolia Anstruther Davidson 1930-5-27 s.n. Riverside 50 miles East of Colorado Desert Comment
  UCR213313  Eremalche rotundifolia A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37439 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4 mi. NW of Blythe Airport, c. 4 mi. ENE of McCoy Peak 195 Comment
  SBBG28429  Eremocarya lepida D. Myrick 1964-4-30 816 Riverside Pines to Palms Hwy 74, 15 mi W of Palm Desert 1219 Comment
  RSA741583  Eremogone ferrisiae Scott D. White, Justin M. Wood 2008-6-17 12182 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  RSA0123353  Eremothera boothii subsp. decorticans Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9051 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
  JOTR35062  Eremothera refracta La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3514 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road. South-facing bajada with shallow Sonoran desert riparian corridors among desert pavement. Comment
  UCR126199  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-7-16 137 Riverside San Jacinto Mtns., Thomas Mtn. Road, 1.5 km west of Thomas Mtn. Campground, both sides of road 1939 Comment
  RSA0119726  Eriastrum diffusum subsp. diffusum Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-31 957 Riverside Dune system along Midland Rice Road, South of Arica Mountains. 305 Comment
  UC1094400  Eriastrum eremicum subsp. eremicum John Ingram 1955-4-18 214 Riverside Along US Highway 99, 1/4 mi W of the junction with the road to Twenty-nine Palms. Comment
  CAS-BOT-BC514471  Eriastrum eremicum subsp. eremicum K. Larson 1976-6-8 2041 Riverside 20 mi SW of Desert Center 609 Comment
  CAS-BOT-BC514474  Eriastrum eremicum subsp. eremicum Annie M. Alexander; Louise Kellogg 1941-5-23 2219 Riverside 4 mi NE of Cottonwood Spring, Colorado Desert 1112 Comment
  UC574982  Eriastrum sapphirinum C. Epling and Wm. Robison 1933-6-24 Riverside San Gorgonio Wash Little San Bernardino Mountains Comment
  CAS-BOT-BC515003  Eriastrum sapphirinum subsp. dasyanthum S. B. Parish 1894-6-14 3331 Riverside San Bernardino Mountains and their eastern base: Banning 767 Comment
  RSA0017404  Eriastrum sapphirinum subsp. dasyanthum Marcus E. Jones 1926-5-29 s.n. Riverside South of Temecula. Comment
  RSA606371  Ericameria cuneata Jon E. Keeley, J. T. Rothrock 1992-11-11 22533 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  CAS-BOT-BC287511  Ericameria linearifolia H. M. Hall 1899-5-1 1140 Riverside At Kenworthy Comment
  CAS-BOT-BC287640  Ericameria linearifolia Nancy Ryan Zabriskie; Walter Zabriskie 1971-4-9 373 Riverside About 2 miles up water service road leading S from Highway 72, Deep Canyon, N slope Santa Rosa Mts 1310 Comment
  OBI5706  Ericameria linearifolia Carl B. Wolf 1931-5-11 1951 Riverside Hemet Valley, San Jacinto Mtns Comment
  RSA500080  Ericameria linearifolia Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-2 3232 Riverside Vail Lake area: Between Kolb Creek and Temecula Creek, forming peninsula at SW end of lake. Comment
  RSA772850  Ericameria linearifolia Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4841 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.02559, W116.69098 and N34.02135 and W116.68712. 915 Comment
  RSA783438  Ericameria nauseosa J. D. Olmsted 1959-9-23 1018 Riverside 4 miles S of Hemet Lake on Hwy. 74, San Jacinto Mts. 1387 Comment
  UCR120207  Ericameria palmeri var. pachylepis Mitch Provance 1998-3-5 192 Riverside Riverside, VABM 1031, Hill traditionally called 'Lionshead', but also referred to as 'Challen Hill', located near the corner of Harrison St. and California Ave. in the Arlington area 305 Comment
  JOTR33714  Ericameria paniculata La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1002 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains in Cottonwood Canyon; large active wash in rocky canyon along roadside east of Rte. 11 839 Comment
  POM13407  Ericameria parishii E. C. Jaeger 1922-8-20 1004 Riverside Long Valley - Palm Springs trail, San Jacinto Mts 1524 Comment
  RSA249473  Ericameria parishii John F. Emmel 1972-8-20 409 Riverside Firebreak on Chalk Hill, just S of Idyllwild, San Jacinto Mts. 1616 Comment
  SD137893  Ericameria pinifolia Darin L. Banks, Steve Boyd 1995-10-17 788 Riverside Agua Tibia Mountains, Northwest Palomar Mountain, Cleveland National Forest, Along lower Arroyo Seco, south of the Dripping Springs Campground 515 Comment
  CAS-BOT-BC293300  Ericameria teretifolia Edmund C. Jaeger 1938-10-21 s.n. Riverside Joshua Tree Nat'l Monument, 12 miles south of Warren's Well 1280 Comment
  POM357418  Erigeron breweri var. jacinteus Robert Kessler 1920-1 17053 Riverside San Jacinto Mts. Comment
  RSA507474  Erigeron foliosus Kathy Harper 1988-5-14 s.n. Riverside San Jacinto Mountains, along Hwy 243, 1-2 mi. below Mt. Edna turnoff. Comment
  SEINET255646  Erigeron foliosus A. J. Breitung 1953-5-30 15286 Riverside Glen Ivy Hot Springs. Comment
  CAS-BOT-BC296240  Erigeron foliosus var. foliosus Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  CAS-BOT-BC189085  Eriodictyon crassifolium Nancy Ryan Zabriskie; Walter Zabriskie 1971-4-24 398 Riverside Water service road above crossing of Deep Canyon, N slope Santa Rosa Mountains 1316 Comment
  CLARK-A1045-80  Eriodictyon crassifolium George K. Helmkamp 1977-4-30 Riverside San Jacinto Mountains Lake Fulmor 7.5'Q Comment
  CLARK-A1528-1144  Eriodictyon crassifolium Charles S. Papp 1941-5-10 813 Riverside San Jacinto Mountains Comment
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Jan 30 2016
  POM3882  Eriodictyon crassifolium L. T. Street, M. Durant 1918-5-12 s.n. Riverside San Jacinto River Canyon. Comment
  RSA182205  Eriodictyon crassifolium P. A. Munz 1932-4-24 12320 Riverside San Jacinto Mountains: Snow Creek Canyon 457 Comment
  RSA0034877  Eriodictyon crassifolium Norman C. Cooper 1944-5-20 1309 Riverside Palms to Pines Highway. San Jacinto Mountains. 1280 Comment
  UCR898  Eriodictyon crassifolium var. crassifolium John Milbauer 1976-5-1 s.n. Riverside San Jacinto Mtns., 4 mi. SE of Banning on Hwy 243 915 Comment
  CAS-BOT-BC189163  Eriodictyon crassifolium var. nigrescens Scott D. White 1996-4-14 3903 Riverside E of Hemet, San Jacinto River Wash near Valle Vista, N of Highway 74, ca. 1.7 mile W of USFS Cranston Fire Station 548 Comment
  SEINET9347759  Eriogonum angulosum Unknown 1976-5-4 Riverside Red Mountain Road. Comment
  CAS-BOT-BC248636  Eriogonum apiculatum James L. Reveal; Barbara J. Ertter 1976-6-30 4569 Riverside Santa Rosa Mountains, along the dirt road to Santa Rosa Mountain at Stump Spring Camp, about 13.5 miles southeast of California Highway 74 2316 Comment
  RSA766436  Eriogonum apiculatum E. L. Peterson 1930-8-28 s.n. Riverside Canyon between Tahquitz Valley Trail and Marion Peak, above Idyllwild. San Jacinto Mts. 1890 Comment
  CAS-BOT-BC242792  Eriogonum davidsonii E. K. Balls; P. C. Everett 1953-8-19 18529 Riverside Hwy from Banning to Idyllwild, s.e. from Lake Fullmore [Fulmore] 1676 Comment
  CAS-BOT-BC242802  Eriogonum davidsonii Susan G. Stokes 1933-7-1 106 Riverside Near Idyllwild, San Jacinto Mts. Comment
  GMDRC2045  Eriogonum davidsonii J. Andre 2006-4-26 6764 Riverside Little San Bernardino Mountains: Joshua Tree National Park: Long Canyon, approx. 2.3 mi. S. of NE corner (boundary) of park Near 34.06072 deg. N 116.44711 deg. 43681' W. Elev. 3463 ft. 1056 Comment
  RSA393468  Eriogonum davidsonii Kessler 1921-09 s.n. Riverside Mt. San Jacinto. Comment
  UC534910  Eriogonum davidsonii Susan G. Stokes 1933-7-1 106 Riverside near Idyllwild; San Jacinto Mts. Comment
  UCR13081  Eriogonum elongatum S. R. Szarek 1970-11-14 s.n. Riverside San Jacinto Mtns., along roadside, near turnoff to Twin Pines Ranch Comment
  UCR192719  Eriogonum fasciculatum subsp. polifolium A. C. Sanders, Mike Misenhelter 2008-6-10 35452 Riverside San Bernardino Valley, Glen Avon, San Sevaine Wash south of Hwy 60 and of San Sevaine Way, east of concrete channel 231 Comment
  LA206858  Eriogonum fasciculatum var. foliolosum A. M. Johnson; August 1819 1932 4132 Riverside San Jacinto Mountains, along road Comment
  POM319086  Eriogonum fasciculatum var. foliolosum Patricia Wilder 1971-5-13 4950 Riverside Prado Flood Control Basin; along bank at east end of top of Prado. 198 Comment
  SBBG62012  Eriogonum fasciculatum var. foliolosum P. A. Munz 1927-5-21 10881 Riverside 10 mi SW of Cahuilla Comment
  SDSU12922  Eriogonum fasciculatum var. foliolosum Jutta Buschbom 1991-5-1 46 Riverside SE-slope, N-Border of the Reserve, beyond an Avocado-grove, ca. 500m (15 min) NW from the fieldstation. Santa Margarita Ecological Reserve, Temecula. Comment
  POM11512  Eriogonum fasciculatum var. polifolium P. A. Munz 1922-7-1 5929 Riverside Santa Rosa Mtns: Old Nicholas Canyon. 1524 Comment
  RSA648264  Eriogonum fasciculatum var. polifolium Diane M. Ramirez 1983-5-15 20 Riverside Poppet Flat Divide Truck Trail, 1 1/2 mi S of junction with CA hwy 243, S of Banning. Comment
  RSA650849  Eriogonum fasciculatum var. polifolium Edward Kai 1970-5-21 10 Riverside Desert Wash 8 miles W Palm Desert. 915 Comment
  RSA650860  Eriogonum fasciculatum var. polifolium G. Foster 1961-5-12 s.n. Riverside Idyllwild. Comment
  SD86302  Eriogonum gracile James L. Reveal, Caroline G. Reveal 1972-8-6 2844 Riverside Along California Highway 74, 1.5 miles southwest of the summit of Santa Ana Mountains, 9 miles southwest of Elsinore and about 22 miles east-northeast of San Juan Capistrano, near turn-off to McConville Camp Comment
  UC574981  Eriogonum gracile C. Epling, Wm. Robison Jun 24 1933-Jun 27 1933 Riverside San Gorgonio Wash Little San Bernardino Mountains, San Gorgonio Wash Comment
  UCR227602  Eriogonum gracile Duncan S. Bell, Joy England 2010-10-5 1973 Riverside San Jacinto Mountains, San Bernardino National Forest, Rouse Ridge, c. 1.4 air miles southeast of junction of Hwy 74 and Forest Service Road 5S15 781 Comment
  RSA11586  Eriogonum gracile var. gracile C. Epling, Wm. Robison 1933-6-24 s.n. Riverside Little San Bernardino Mountains: Near Morongo Pass Comment
  RSA289809  Eriogonum gracile var. incultum Barry A. Prigge 1980-8-12 3933 Riverside Whitewater Canyon: 1.4 miles upstream from trout farm. 793 Comment
  RSA772057  Eriogonum inflatum Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4622 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  CAS-BOT-BC263119  Eriogonum maculatum Peter H. Raven 1958-5-18 12989 Riverside Pinon [Pinyon] Flats, San Jacinto Mountains Comment
  RSA487230  Eriogonum molestum James L. Reveal, C. Rose Broome 1987-6-27 6605 Riverside San Jacinto Mountains, along California Highway 243, 0.4 mile northwest of Lake Fulmor, about 13.8 miles northwest of Idyllwild. 1601 Comment
  RSA761327  Eriogonum molestum Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 685 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  RSA752815  Eriogonum nudum subsp. pauciflorum A. C. Sanders, Tim Thomas 2008-8-1 35934 Riverside Coldwater Creek near Mountain Center, SE of Keenwild Fire Station 1402 Comment
  SD67901  Eriogonum nudum var. pauciflorum Reid Moran 1968-8-3 15347 Riverside ridge 1 mile NW of Toro Peak, NE slope 2250 Comment
  CAS-BOT-BC258079  Eriogonum plumatella Carl B. Wolf 1932-10-11 4283 Riverside Morongo Wash at the San Bernardino County line 731 Comment
  SD95171  Eriogonum pusillum Anne Harrison 1962-4-17 32 Riverside south side of State Highway 74, near Toro Peak Comment
  POM122132  Eriogonum reniforme Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  UCR133510  Eriogonum reniforme G. R. Ballmer 1998-4-25 s.n. Riverside Sonoran (Colorado) Desert, Salt Creek in vicinity of Orocopia Mtns., junction of county roads S041 and SR211, c. 7 miles south of Red Cloud Mine Road 450 Comment
  UC218027  Eriogonum saxatile P. A. Munz and I. M. Johnston 1922-5-7 5284 Riverside Dry Morongo Wash Little San Bernardino Mountains 457 Comment
  CLARK-A1528-746  Eriogonum thomasii Charlotte Stocks 1963-3-21 Riverside Coachella Comment
  HSC88767  Eriogonum thomasii Elizabeth Neese 1979-4-11 7093 Riverside Between Blythe and Rice, 11 mi. NW of Blythe. 305 Comment
  UCD101280  Eriogonum thomasii P. C. Everett; E. K. Balls 1958-4-29 22960 Riverside US Hwy. 60/70 Indio to Blythe, 5 miles east from jct. with US Hwy 99. 121 Comment
  POM2305  Eriogonum thurberi Jenkins, Street 1917-5-30 1954 Riverside San Jacinto. Comment
  RSA689553  Eriogonum thurberi Scott D. White, Michael Honer 2003-4-25 9128 Riverside San Bernardino Mountains: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. 610 Comment
  JEPS22515  Eriogonum trichopes Rimo Bacigalupi with Paul Hutchison 1958-2-19 6194 -B Riverside 9.4 mi n Blythe (wash at western base of Big Maria Mts.); Big Maria Mts. 167 Comment
  RSA656534  Eriogonum trichopes A. C. Sanders 2000-4-27 23372 Riverside east side of Coachella Canal near the foot of the Mecca Hills, vicinity of the east end of Ave 60 15 Comment
  RSA0054869  Eriogonum trichopodum Keith E. Hoffmaster 1933-4-14 483 Riverside Between Palm Springs and Indio. Comment
  UCR274220  Eriogonum wrightii var. wrightii Duncan S. Bell, Evan Meyer 2014-10-28 7667 Riverside northwest section Orocopia Mountains, c. 1.8 air miles northwest of the summit of Orocopia Mountain 936 Comment
  UCR2828  Erioneuron pulchellum F. M. Reed 1927-3-19 5438 Riverside Sonoran (Colorado) Desert, upper fork of Salt Creek Wash [east of the Salton Sea] 549 Comment
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Feb 28 2011
  RSA651119  Eriophyllum confertiflorum Diane M. Ramirez 1983-5-15 28 Riverside Poppet Flat Divide Truck Trail, 3 mi S of junction with CA Hwy 243, S of Banning. Angelus Hill 1253 Comment
  SEINET13709794  Eriophyllum confertiflorum S. C. Anderson, S. C. Anderson 1957-1 Riverside W Slope Mt Rubidoux Comment
  LA203543  Eriophyllum confertiflorum var. confertiflorum W. Pequegnat; 1939-4-8 24 Riverside Santa Ana Mountains Comment
  SBBG100492  Eriophyllum confertiflorum var. confertiflorum W. L. Halvorson 1977-4-1 77 -223 Riverside ca. 5 mi S of Temecula Comment
  RSA92388  Eriophyllum multicaule F. W. Peirson 1914-04 1384 Riverside Whitewater at head of Coachella Valley. Comment
  CAS-BOT-BC302037  Eriophyllum wallacei Dr. Barton W. Evermann 1916-5-13 s.n. Riverside Cottonwood Springs Comment
  JOTR35462  Eriophyllum wallacei Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 65 Riverside Joshua Tree National Park. Little San Bernardino Mtns; W. of Juniper Flats (stop4) Comment
  POM294262  Eriophyllum wallacei Lyman Benson 1945-3-29 11642 Riverside 2 miles south of Whitewater. 366 Comment
  RSA6092  Eriophyllum wallacei C. B. Wolf 1932-5-25 3671 Riverside 1 mile below the Fish Hatchery, Snow Creek, north base of San Jacinto Mountains 396 Comment
  UCR103993  Eriophyllum wallacei George K. Helmkamp 1998-4-3 3078 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Snow Creek area north of Mt. San Jacinto; at edge of stream south of Snow Creek Rd at a point 1.4 mi. south of Calif. Hwy 111 396 Comment
  UCR91885  Erodium botrys A. C. Sanders, E. J. Lawlor, C. L. Sanders 1996-4-21 18067 Riverside S slope of San Bernardino Mtns, Morongo Indian Reservation, grounds of the Malki Museum, NE of Banning. 732 Comment
  SD255192  Erodium cicutarium Duncan S. Bell, Amanda Bell 2012-1-28 3067 Riverside East side of Arica Mountains; Rice Valley, ca. 6.0 air miles southeast of the ghost town of Rice. 202 Comment
  UCD103199  Erodium cicutarium Barry Priggs; L. Martinez 1978-3-23 2400 Riverside NW Colorado Desert, Coachella Valley, 1.7 miles W of North Palm Springs on Dillon Rd. 274 Comment
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Sep 9 2013
  RSA650067  Erodium cicutarium David B. Dunn 1948-3-14 3778 Riverside collected in Whitewater, just West of station. Comment
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Jan 14 2010
  SD224984  Erodium moschatum A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19874 Riverside Lake Skinner area: lower Rawson canyon, just NE of the lake along the road. 456 Comment
  CLARK-A1528-5433  Erodium obtusiplicatum John C. Roos 1966-3-22 Riverside Edgemont Comment
  RSA480094  Erodium texanum Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, Tim S. Ross 1988-3-10 2183 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine. 400 Comment
  UCR12317  Eryngium aristulatum O. F. Clarke 1971-11-14 s.n. Riverside Peninsular Range, Mesa de Colorado on the Santa Rosa Plateau, just north of San Diego Co. line 627 Comment
  RSA192138  Eryngium aristulatum var. parishii E. W. Lathrop 1966-9-14 6887 Riverside 3 miles SW of Murrieta. Comment
  LA204343  Erysimum capitatum var. capitatum Robert G. Engman; sn Riverside San Jacinto Mountains Comment
  RSA0076217  Erythranthe androsacea Jeri Hirshberg 1995-5-19 279 Riverside San Jacinto Mountains, Garner Valley. Comment
  RSA0020246  Erythranthe floribunda Jenkins, Street 1917-5-30 s.n. Riverside San Jacinto Canyon. Comment
  UCR281222  Eschscholzia caespitosa Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-4-18 417- 47 Riverside Perris-Aguanga Basin, Menifee, Bundy Canyon Rd., NE intersection with Sunset Ave. 534 Comment
  POM293998  Eschscholzia californica Lyman Benson, Robert Benson 1952-4-8 14850 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area. 610 Comment
  SEINET7063454  Eschscholzia californica 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). 565 Comment
  UCR154829  Eschscholzia californica A. C. Sanders, Mike Misenhelter 2005-3-23 29276 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  UCD110529  Eschscholzia papastillii Shannon M. Still 2009-2-21 435 -B Riverside California. Riverside County. 168 Comment
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Sep 2 2017
  CAS-BOT-BC419630  Eschscholzia parishii D. W. Kyhos 1962-3-18 62 -43 Riverside Slope of hill at west side of mouth of Whitewater Canyon Comment
  HSC24917  Eschscholzia parishii John Collins 1970-5-9 211 Riverside Little San Bernardino Mtns., 10 mi. NNE of Indio, 1.5 mi. into Berdoo Canyon on Berdoo Cyn. Rd. 671 Comment
  NY43342  Eschscholzia parishii C. R. Annable 1995-3-12 2270 Riverside Box Canyon Wash, Hwy 195 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
  SEINET7048054  Eschscholzia parishii Steven R. Hill 2001-4-29 33529 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
  UC855198  Eschscholzia parishii I. W. Clokey 1935-4-17 6628 Riverside Cottonwood Springs Comment
  UCR116809  Eschscholzia parishii A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23939 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  UCR5903  Eschscholzia parishii David T. Wright 1966-3-5 s.n. Riverside Sonoran (Colorado) Desert, 2 mi south of Palm Desert at the mouth of Deep Canyon Comment
  RSA0022918  Eschscholzia parishii N. C. Cooper 1944-4-8 1045 Riverside Andreas Canyon. 305 Comment
  UCR231047  Eucalyptus A. C. Sanders, T. B. Salvato 2012-1-3 39957 Riverside Peninsular Range, Riverside, south side of UCR campus near old C.E.S. Director's garden, south of South Campus Dr. near College Bldg. North 358 Comment
  CSUSB109  Eucrypta chrysanthemifolia K. S. Gill 1965-4-18 Riverside On UCR campus 243 Comment
  RSA420833  Eucrypta chrysanthemifolia Lester H. Cushman 1932-5-8 15161 Riverside Near Pedley, close to Santa Ana R. [River]. Comment
  RSA790935  Eucrypta chrysanthemifolia Doris Bowers 1972-4-15 1837 Riverside Pulgas Creek Wash mouth, Rancho California 396 Comment
  UC1719475  Eucrypta chrysanthemifolia D. Atwood 1993-3-26 17675 Riverside 3 mi N of I-10 along Hwy 62 to Morongo Valley Comment
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Dec 18 2016
  POM184547  Eucrypta chrysanthemifolia var. bipinnatifida C. L. Hitchcock 1932-4-7 12200 Riverside Corn Springs, Eastern Riverside. Comment
  UC1537540  Eucrypta chrysanthemifolia var. chrysanthemifolia Gordon H. True Jr. 1935-2-22 7 Riverside Box Springs; Sycamore Canyon 365 Comment
  UC68785  Eucrypta micrantha H. M. Hall Apr 1905 5799 Riverside 10 mi w Coachella; Colorado Desert 91 Comment
  RSA0103963  Eulobus californicus Duncan S. Bell, LeRoy Gross 2015-3-10 7770 Riverside San Gorgonio Wilderness area; Mission Creek; just below (south of) the San Bernardino/Riverside county border. 830 Comment
  SD227860  Eulobus californicus A. C. Sanders 1994-5-15 14484 Riverside Mount Rubidoux: NW side of Riverside on the east bank of the Santa Ana River. 399 Comment
  SDSU12868  Eulobus californicus J. Jill Steinberg with Janet Knotts and Kevin Contreras 1998-3-25 21 Riverside Close to river ford in Santa Margarita Gorge directly south of Santa Margarita (SDSU) Field Station trailer. 238 Comment
  UCR239858  Euphorbia O. F. Clarke 2004-8-21 s.n. Riverside Peninsular Range, Riverside; UCR Botanic Garden 351 Comment
  OBI45308  Euphorbia albomarginata Karin Cleary 1987-5-21 68 Riverside San Jacinto; S side of Gilman Springs Rd. .4 km SE of the intersection of Gilman Springs Rd and Bridge St 463 Comment
  UCR101407  Euphorbia albomarginata A. C. Sanders, K. C. Rose 1998-9-29 22239 Riverside San Jacinto Valley, west edge of Hemet, east side of Warren Rd. between Esplanade Ave. and the Tres Cerritos Hills 459 Comment
  SEINET8043500 Image available Euphorbia eriantha Duncan S. Bell, Evan Meyer 2014-1 6517 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1 air mile northwest of Canyon Spring. 422 Comment
  UCR23189  Euphorbia maculata S. Gallagher 1981-6-1 30 Riverside Riverside, intersection of Serpentine Road & Palmyrita Avenue, SE corner, 10 m S from Palmyrita Ave. street sign. 305 Comment
  UCR14422  Euphorbia ocellata subsp. ocellata A. C. Sanders 1974-9-18 0296 Riverside Riverside, Botanic Garden at U.C.R., Australian section near back fence 412 Comment
  UCR100576  Euphorbia ophthalmica George K. Helmkamp 1997-11-7 2523 Riverside Sonoran (Colorado) Desert, Palm Springs, at the corner of El Cielo and Taquitz-McCallum. 152 Comment
  CLARK-A1045-137  Euphorbia polycarpa George K. Helmkamp 1978-4-1 Riverside Deep Canyon by University of California Reserve System Boyd research station; Palm Desert 15'Q Comment
  UCD142704  Euphorbia polycarpa G. L. Webster; R. Hildreth 1966-12-10 7463 Riverside Joshua Tree National Monument, near Cottonwood Canyon. 701 Comment
  UCR183013  Euphorbia polycarpa Mitch Provance 2003-5-5 4422 B Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  RSA651899  Euphorbia polycarpa var. hirtella Marion P. Harthill 1971-3-19 41 Riverside Palm Desert. Comment
  OBI42536  Euphorbia spathulata Robert F. Thorne, Walter Wisura, Earl Lathrop, and Sara Meury 1985-5-18 60654 Riverside Santa Rosa Plateau: Mesa de Colorado 625 Comment
  RSA524434  Euphorbia spathulata Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4050 Riverside Vail Lake area, summit of Big Oak Mountain at E end 793 Comment
  CDA39715  Eustoma exaltatum Leo Kroonen 1943-10-18 s.n. Riverside Corona. 0 Comment
  RSA392122  Eustoma exaltatum Anstruther Davidson 1893-04 s.n. Riverside Palm Springs. Comment
  UCR55324  Eustoma exaltatum C. Butsch 1988-7-7 s.n. Riverside Rubidoux, Rancho Jurupa Park. Comment
  UCR82925  Eustoma exaltatum A. C. Sanders, S. D. White, C. L. Sanders 1994-10-9 15811 Riverside San Bernardino Mtns., Whitewater Canyon, 2 mi below trout farm, above Bonnie Bell 564 Comment
  UC1746488  Euthamia occidentalis Mitch Provance and S. D. Boyd 1999-9-14 1785 Riverside between Lake Evans and Santa Ana R. Spring Brook; Riverside 237 Comment
  POM87260  Fagonia laevis Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  UCR216493  Fagonia laevis Tasha La Doux, Jim Andre 2009-3-10 385 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
  RSA792469  Fagonia pachyacantha Justin M. Wood, Dustin Ray 2011-4-28 3839 Riverside Sonoran Desert: Chuckwalla Valley: 4.2 miles southeast of Kaiser's Eagle Mountain Mine, west of Kaiser Road on T-line road where it crosses over small hill. 257 Comment
  SEINET821998  Fagonia pachyacantha A. C. Sanders 1995-1 17115 Riverside Colorado Desert, Coachella Valley: alluvial fans below the Santa Rosa Mountains north of Toro Cyn., W. Of Monroe St., south of Ave. 62. 15 Comment
  CAS-BOT-BC56786  Ferocactus cylindraceus Geo. Lindsay 1954-4-1 2059 Riverside Field redacted by CAS, contact the data manager for more information Comment
  RSA0120132  Festuca arundinacea Duncan S. Bell, Thomas Stoughton 2016-4-13 9272 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting along the Cactus Spring Trail, in the vicinity of Horsethief Creek. 1047 Comment
  UCR102821  Festuca microstachys A. C. Sanders 1997-3-26 20111 Riverside Lake Skinner area, NW foot of Tucalota Hills, shallow valley along dirt road 0.65 mi. east of main Lake Skinner road 457 Comment
  UCR200273  Festuca microstachys var. pauciflora R. F. Thorne, M. Z. Thorne, W. Wisura 1978-5-21 51995 Riverside Santa Rosa Plateau, Mesa de Colorado 610 Comment
  UCR102191  Festuca myuros Jeri Hirshberg 1989-3-15 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta; small mesa SW of Mesa de Burro 579 Comment
  UCR117081  Festuca myuros A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24199 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, c. 1/4 mi. north of Newport Rd. and 3/4 mi. east of State St. 506 Comment
  UCR171957  Festuca myuros John F. Green 2006-4-18 s.n. Riverside NE of Murrieta, just south of Los Alamos Rd. ('Clinton Keith Rd.'), on E and W sides of Liberty Rd. border between City of Murrieta and unincorporated French Valley 415 Comment
  UCR92504  Festuca myuros S. J. Myers 1996-1-16 s.n. Riverside Perris Basin, 2 mi NE of Perris, flood control channel between Perris Blvd, & Murrieta St., parallel to Nuevo Rd c. 1/4 mi N. 442 Comment
  UCR228881  Festuca octoflora A. C. Sanders 2011-4-6 38997 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
  RSA387345  Filago arizonica Steve Boyd 1986-5-7 1825 Riverside Temescal Canyon Alberhill Mountain: lower slopes of S flank just east of clay mine area 427 Comment
  RSA524398  Filago arizonica Steve Boyd, Timothy S. Ross, Laurel Arnseth, Jaime Bonilla 1990-4-3 4116 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mt., just S of the E summit 610 Comment
  RSA543851  Filago arizonica Steve Boyd, Orlando Mistretta 1991-5-22 6313 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  UCR174131  Filago arizonica A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32611 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
  RSA0012052  Filago californica Steve Boyd, Susan Jett 2008-3-20 11831 Riverside Peninsular Ranges: Santa Ana Mountains region: Along Main Divide Truck Trail, south of junction with Wildomar Truck Trail and north of Wildomar Off-Hwy Vehicle Area. Comment
  RSA543980  Filago californica Steve Boyd 1991-5-10 6212 Riverside Santa Ana Mountains, base of range, just N of mouth of Hagador Cyn at bottom of Skyline Drive. 427 Comment
  SEINET3082495 Image available Filago californica Robert F. Thorne, Drs. Fosberg, Sachet, & Herbst 1983-4-23 55488 Riverside San Bernardino Mts: Sandy wash along Whitewater River where road crosses river below fish hatchery, ca. 4 mi. N of Whitewater Post Office. Comment
  UCR158510  Filago californica A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30086 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
  UCR204229  Filago depressa Valerie Soza, J. M. Porter, G. D. Wallace 2001-4-2 1090 Riverside Transverse Ranges, Little San Bernardino Mountains, Big Morongo Wash 473 Comment
  UCR137489  Filago gallica D. L. Banks 1997-3-29 1587 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. Headwaters of Pala Creek at the S extremity of the Reservation, north of the Riverside/San Diego Co. line, west of the intersection of Magee Truck Trail and Moreno Rd including a large area of vernally wet grassland at the extreme SW corner of the Reservation 409 Comment
  UCR15606  Filago gallica George K. Helmkamp 1978-6-1 s.n. Riverside Santa Ana Mountains, Santa Rosa Plateau, vernal pool 7 mi [west] of Murrieta near the origin of DeLuz Creek 671 Comment
  UC22591  Forestiera pubescens H. M. Hall 1898-6-28 951 Riverside 25 mi s Palm Springs (Vandeventer's); San Jacinto Mountains 1371 Comment
  SBBG69367  Fouquieria splendens M. N. Ackley -Feb-1926 359 Riverside Box Cyn 304 Comment
  CAS-BOT-BC211662  Frankenia salina Peter H. Raven; Sidney R. Snow 1956-6-30 9530 Riverside 4.7 miles east of Temecula on Highway 71 Comment
  RSA191448  Fraxinus dipetala E. W. Lathrop, Robert F. Thorne 1967-10-22 6671 Riverside 2 miles NW of Murrieta. on the Tenaja Grade. Comment
  RSA515342  Fraxinus dipetala Jeri Hirshberg 1989-5-9 s.n. Riverside Santa Rosa Plateau, S of town of Murrieta, mouth of Miller Canyon, N of Mesa de Burro. 351 Comment
  UCR126262  Fraxinus uhdei Nathan Moorhatch, John Green 2003-4-2 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, Whitewater River channel at Date Palm Drive in Cathedral City 91 Comment
  RSA614528  Fraxinus velutina A. C. Sanders 1994-10-6 1578 Riverside San Jacinto Mountains (N slope): Twin Pines Creek drainage, Azalea Creek and a tributary gully from the west. 1128 Comment
  SEINET13943183 Image available Fraxinus velutina A. C. Sanders, J. Goetzen 1996-1 18133 Riverside San Bernardino Mtns., Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, N of Banning; 2600-3000 ft alt., UTM 10 km cell: NH-1E, 5N Banning, 33 deg. 57' N, 116 deg. 52' W, T2S, R1E, S27 E/2 and S34 NE/4 914 Comment
  SD90097  Fraxinus velutina var. coriacea Nancy Ryan Zabriskie, Walter Zabriskie 1972-10-22 544 Riverside Cactus Spring Trail crossing of Horsethief Creek, tributary to Deep Canyon, north slope Santa Rosa Mountains. 1096 Comment
  UCR256803  Funastrum cynanchoides var. hartwegii T. B. Salvato, Thomas M. Sullivan Jr 2014-4-23 7865 Riverside Gavilan Hills, Southern CA Edison access road east of Lake Street, c. 1 mi north of Hwy 15 and Temescal Canyon 500 Comment
  SD161015  Funastrum heterophyllum Virginia S. Moran 2003-5-28 Riverside Peninsular Ranges; Perris-Aguanga Basin region: Wilson Valley Mitigation Bank. Comment
  JOTR34258  Funastrum hirtellum La Doux, Tasha, M. Harding 2010-4-7 2923 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
  POM122774  Funastrum hirtellum Marcus E. Jones 1926-2-15 s.n. Riverside Near Indio. Comment
  SBBG5735  Funastrum hirtellum H. and M. Dearing 1942-3-9 4822 Riverside Eagle Cyn near Palm Springs Comment
  UCR268085  Funastrum hirtellum Jim Andre 2012-4-11 20727 Riverside Mojave Desert, Joshua Tree National Park, along road to Cottonwood Spring (Utah Trail or Eldorado Mine Road) 1 mile northwest of Fried Liver Wash, c. 15 miles south of Hwy 62 at 29 Palms 617 Comment
  RSA0108817  Funastrum utahense Duncan S. Bell, Amanda Turek 2009-3-30 186 Riverside South end of the Arica Mountains; approximately 1.5 air miles southwest of Priest Well. 365 Comment
  UC2015639  Galium angustifolium A. C. Sanders 1995-4-13 16483 Riverside San Bernardino Mtns./ Colorado Desert: Devil's Garden, E end of the mtns, 2.1 mi. W of Hwy 62 on Pierson Av. & dirt extension, 1.7 mi. above Sierra Bl. Comment
  POM367707  Galium angustifolium subsp. angustifolium N. C. Cooper 1947-4-5 2102 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  RSA33614  Galium angustifolium subsp. angustifolium N. C. Cooper 1944-7-15 1539 Riverside Idlewild [Idyllwild], San Jacinto Mountains. 1524 Comment
  RSA750539  Galium angustifolium subsp. angustifolium Scott D. White, Justin M. Wood, Paul Kielhold 2009-4-21 12589 Riverside San Bernardino Mountains: Ridgeline E of Whitewater Canyon, +/- 2 miles N of town of White Water (Interstate 10), near Super Creek Quarry. 640 Comment
  CAS-BOT-BC223056  Galium angustifolium subsp. gracillimum Alice Eastwood 1913-4-30 3027 Riverside Palm Springs Comment
  JOTR29191  Galium angustifolium subsp. gracillimum La Doux, Tasha 2005-8-8 1524 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Eureka Peak 1676 Comment
  JOTR29520  Galium angustifolium subsp. gracillimum La Doux, Tasha 2005-11-21 1267 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Black Rock Springs area, near Warren Peak 1310 Comment
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May 29 2013
  RSA0103090  Galium angustifolium subsp. gracillimum Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8550 Riverside Santa Rosa Mountains; south of Cactus Spring Trail; in Horsethief Creek. 1064 Comment
  JEPS54620 Image available Galium angustifolium subsp. jacinticum L. T. Dempster and G. L. Stebbins 1966-6-18 4244 Riverside 0.9 mi above junction with road to Pine Wood (Black Mountain road); San Jacinto Mts.; Black Mt. road, San Jacinto Mts., Riverside Co. 1981 Comment
  RSA761273  Galium angustifolium subsp. jacinticum Shawn Krosnick, Naomi S. Fraga, Lucinda A. McDade 2010-8-14 673 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  RSA652667  Galium aparine Marion P. Harthill 1976-5-6 s.n. Riverside Cleveland National Forest. 610 Comment
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May 20 2012
  RSA716392  Galium aparine Scott D. White, Angelia Carey 2004-4-5 9983 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  UC28215  Galium parishii H. M. Hall 1901-6 2424 Riverside ridges and peaks near Tahquitz; San Jacinto Mountains 2560 Comment
  RSA674614  Galium porrigens var. porrigens Scott D. White 2000-8-5 8105 Riverside San Jacinto Mountains: Near Mountain Center. Unnamed ephemeral drainage (tributary to S Fork, San Jacinto River). 1402 Comment
  POM367820  Galium stellatum N. R. Zabriskie, W. M. Zabriskie 1972-3-28 486 Riverside North Canyon, Andreas Canyon watershed, east slope San Jacinto Mts. 610 Comment
  CAS-BOT-BC217620  Galium stellatum subsp. stellatum Annie M. Alexander; Louise Kellogg 1941-5-18 2200 a Riverside North slope of Eagle Mountains 1066 Comment
  LA208441  Galium stellatum var. eremicum Ralph Hoffmann; 1931-6-14 509 Riverside 6 mi S of 29 Palms on road to Gold Park Comment
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Mar 9 2014
  RSA46491  Galium trifidum Doris K. Kildale 1925-7-28 1098 Riverside Riverside. 46 Comment
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Mar 22 2014
  UCR208932  Garrya flavescens Larry E. DeBuhr 1972-3-23 529 Riverside Peninsular Range, Santa Rosa Mountains, San Bernardino National Forest, across the valley from Santa Rosa Springs, below TV transmitter station 2317 Comment
  UCR262253  Garrya veatchii T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-23 3747 Riverside San Jacinto Mountains, San Jacinto River Canyon, c. 0.16 mi south-southwest of the dirt parking area at the head of the South Fork Trail (FSR 2E17) from Hwy 74 1250 Comment
  CDA5294  Gaura sinuata A. C. Sanders, T. B. Salvato 2001-5-24 24364 Riverside Perris-Aguanga Basin; Temecula, Long Canyon west of Del Rey Rd., along bottom of canyon W of junction of Av. Pina Colada Comment
  OBI12029  Gayophytum diffusum subsp. parviflorum Dieter H. Wilken 1965-6-29 336 Riverside Hall cyn, at Lake Fulmor, San Jacinto Mts 1494 Comment
  RSA278960  Geraea canescens B. A. Prigge, L. Martinez 1978-3-23 2403 Riverside NW Colorado Desert, Coachella Valley, 1.9 miles E of North Palm Springs on Dillon Rd. 243 Comment
  UC68869  Geraea canescens H. M. Hall 1905-4-1 5866 Riverside Chuckawalla Bench Colorado Desert, Chuckawalla Bench Comment
  UCR127533  Gilia A. C. Sanders 2002-5-4 25041 Riverside San Jacinto Mtns., Idyllwild, Pine Crest Ave., NE of Hwy 243 1677 Comment
  CLARK-A1528-3502  Gilia angelensis John C. Roos 1952-4-2 5460 Riverside Box Springs 487 Comment
  RSA470128  Gilia angelensis N. C. Cooper 1947-4-5 2043 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  RSA613468  Gilia angelensis D. L. Banks, Victor W. Steinmann 1997-3-13 1453 Riverside NW Palomar Mountains, Agua Tibia Mountains: In the Redhawk Housing Development, north of the Pechanga Indian Reservation. The hills south of the intersection of Marge Place and Tehachapi Pass (south of Redhawk Parkway). 378 Comment
  RSA670710  Gilia angelensis B. C. Templeton, I. W. Clokey 1930-4-9 1027 Riverside North Banning 610 Comment
  UCR86886  Gilia angelensis A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16283 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
  RSA0054878  Gilia capitata var. achilleifolia Keith E. Hoffmaster 1937-6-6 770 Riverside San Jacinto Mts. Comment
  CHSC114161  Gilia diegensis Duncan S. Bell; Valentin Arvizu 2010-5-10 988 Riverside Peninsular Ranges; San Jacinto Mountains region: San Bernardino National Forest: Garner Valley, approximately 1.1 air mile southest of junction of forest service road 6S13 and forest service road 6S04. Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 1349 Comment
  RSA67337  Gilia diegensis J. Rattenbury 1949-4-28 172 Riverside Nera Pinyon Flat Public Camp on Hwy 174, north of Mt. Santa Rosa. 1220 Comment
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Sep 4 2011
  RSA726518  Gilia latifolia Naomi Fraga, Lisa Rojas 2005-2-10 1404 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 361 Comment
  UCR167207  Gilia latifolia S. J. Myers 2005-3-24 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, east of N end of Salton Sea, along Coachella Canal 12 Comment
  UCR180231  Gilia latifolia Scott D. White, Pam Devries 2006-3-14 11259 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, a few mi east of Indio, at proposed I-10 Freeway/ McNaughton Parkway interchange, north of the I-10 Freeway 152 Comment
  UCR193266  Gilia ochroleuca A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35571 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.25 mi SW of Fleming Ranch, slope below May Valley Rd. toward meadow on nameless tributary NW of Herkey Crk., north of Bonita Vista Rd. 1585 Comment
  RSA0016239  Gilia ochroleuca subsp. exilis Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4983 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010 750 Comment
  SEINET12510617 Image available Gilia scopulorum Noel H. Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-1 6415 Riverside Big Maria Mountains, 12 airline miles north of downtown Blythe. 290 Comment
  SD181413  Gilia splendens Scott D. White, Bill La Haye 2000-5-27 7960 Riverside San Jacinto Mountains; Baldy Mountain area. 1616 Comment
  UCR133170  Gilia splendens Frank C. Vasek 1978-5-6 s.n. Riverside San Jacinto Mtns., Bautista Canyon, c. 4 miles by road SSE of Valle Vista 671 Comment
  RSA0123113  Gilia stellata Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9020 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
  SBBG55269  Gilia stellata T. Criswell 1977-2-27 15 Riverside S side of St Hwy 195, ca. 500' W of its jct with Interstate 10, Upper Box Cyn 365 Comment
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Aug 23 2016
  SEINET3163640  Gilia virgata var. dasyantha S. B. Parish 1907-4-19 6123 Riverside western border of the Colorado Desert 150 Comment
  RSA716722  Githopsis diffusa Fred M. Roberts, Robert Allen, Chris Barnhill 2003-4-26 5660 Riverside Upper San Juan Canyon, along San Juan Loop Trail, 0.8 km NNW Upper San Juan Campground. 520 Comment
  RSA618004  Glinus lotoides R. E. Riefner Jr. 1998-8-13 98 -471 Riverside Elsinore Trough. Wildomar Comment
  RSA725967  Glyceria declinata T. B. Salvato, Tracy Tennant 1998-4-23 MOR- 905 Riverside San Bernardino Mtns.: Morongo Indian Reservation, seep in Wood Canyon, tree stand W-07. 1220 Comment
  UCD85133  Glyceria elata F. M. Reed 1908-7-13 2479 Riverside San Jacinto Mt., stream in meadow N side of Tahquitz Valley. 2438 Comment
  CDA4145  Glycyrrhiza glabra K. E. Hoffmaster 1968-11-18 Riverside Coachella Valley near Mecca. 0 Comment
  UCR147826  Glycyrrhiza lepidota G. R. Ballmer 1999-6-16 s.n. Riverside Murrieta, Warm Springs Creek c. 1 mi upstream from Hwy I-15 335 Comment
  RSA32430  Gnaphalium beneolens N. C. Cooper 1943-10-9 952 Riverside Bracts white Comment
  UCR165604  Gnaphalium californicum T. B. Salvato, John F. Green 2004-5-27 708 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
  UCR175077  Gnaphalium californicum Teresa Nieto 2005-4-24 20 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  SEINET959511 Image available Gnaphalium canescens subsp. beneolens R. E. Riefner Jr. 2006-1 06 -432 Riverside Peninsular Range: Temecula, Temecula Valley, Hwy 79 at Old Town Front Rd. (Temecula 7.5 Q) 305 Comment
  UCR51474  Gnaphalium canescens subsp. beneolens B. G. Pitzer, Jack Easton 1987-3-10 0398 Riverside San Jacinto Mtns., Anza area, hills south of Thomas Mtn., c. 3 mi east of town of Anza on north side of Hwy 371 1341 Comment
  RSA701364  Gnaphalium luteoalbum Steve Boyd, Aydee Virgen 2004-4-13 10865 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  UC218266  Gnaphalium palustre P. A. Munz 1922-6-30 5919 Riverside Santa Rosa Southern California, Santa Rosa Mountains, Santa Rosa 1981 Comment
  UCR20862  Gnaphalium palustre Steve Boyd 1980-1 s.n. Riverside Perris Basin, Motte Reserve; rocky hills 2.5 mi NW of Perris 518 Comment
  RSA588671  Gutierrezia californica D. L. Banks, S. D. Boyd 1995-10-26 0828 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; W of the Woodchuck Trail, at the first grassland area along the trail. Approximately 0.8 miles from the Wilderness boundary. 744 Comment
  RSA715264  Gutierrezia californica T. B. Salvato, Gregg Miller 2005-6-3 1381 Riverside ca 3 mi SW of Perris, 1.7 mi SW of the Goetz Road crossing of the San Jacinto River and ca 0.25 mi S of Ethanac Road 436 Comment
  UC1118589  Gutierrezia sarothrae A. Lewis 1933-1-26 137 Riverside Cactus Valley San Jacinto Quadrangle 640 Comment
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Mar 20 2011
  CLARK-A1045-314  Habenaria sparsiflora George K. Helmkamp 1979-4-27 Riverside Santa Ana Mountains Wildomar 7.5'Q Comment
  UCR49271  Harpagonella palmeri Steve Boyd 1986-4-22 1767 Riverside Peninsular Range, Temescal Canyon, E side of Indian Wash, south of I-15 Comment
  UCR90760  Harpagonella palmeri D. E. Bramlet 1995-4-25 2394 Riverside Shipley Reserve/SE corner of Lake Skinner Co. Park, within and beside the Equestrian Trail, south of the Tucalota Hills and approximately 702 m SE of the park entrance road and 610 m north of East Benton Road, just SW of knoll 1800 ft 524 Comment
  RSA0066600  Harpagonella palmeri Steve Boyd 1982-4-27 s.n. Riverside Gavilan Hills region, Temescal Canyon west of Horsethief Wash, south of Lee Lake on terrace escarpments just south of Di Palma Road. 396 Comment
  SBBG92270  Hazardia squarrosa var. grindelioides R. Moran 1969-10-25 16662 Riverside Poppet Flat Rd 1250 Comment
  UCR277738  Helianthus gracilentus Mitch Provance 2012-1-26 112- 07 Riverside Badlands of Western Riverside County, San Timoteo Canyon, El Casco area, powerline access road, 0.4 miles due S of El Casco Substation. 687 Comment
  CAS-BOT-BC305798  Helianthus petiolaris Katherine Esau 1935-6-15 s.n. Riverside Hemet Valley Comment
  JEPS35469  Helianthus petiolaris subsp. canescens Clary 1932-4-15 813 Riverside open desert w Indio Comment
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Dec 6 2011
  UCR116957  Heliotropium curassavicum A. C. Sanders, T. B. Salvato 2001-5-3 24112 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  UCR281806  Heliotropium curassavicum Mitch Provance, Matt K. Beyers, Jeremiah George, John Hazlett 2017-4-19 417- 98 Riverside Menifee Valley, Menifee, W side of Murrieta Rd., between Melido St. and Wickerd Rd. 482 Comment
  UCR180106  Hemizonia fasciculata Mitch Provance 2003-4-26 9892 Riverside Santa Ana River Valley, northern extreme of the La Sierra Hills, on the N-facing slopes and ridges just south of Crestlawn Memorial Cemetery 427 Comment
  UCR211882  Hemizonia mohavensis Valerie Soza, Steve Boyd, Neil Gilbert 2000-12-6 1068 B Riverside Peninsular Range; San jacinto Mountains, Keen Camp Road, east of Hwy 74, west of entrance gate to Camp Tahquitz Meadows 1402 Comment
  RSA360322  Hemizonia paniculata M. M. Thompson 1947-8-23 C 20250 Riverside Los Alamos canyon, Elsinore Mountains. 762 Comment
  SEINET2047161 Image available Hemizonia paniculata Howard Scott Gentry 1948-7-20 8177 Riverside Gentry Farm, ca. 3 mi NE of Murrieta. Comment
  UCR159197  Hemizonia paniculata A. C. Sanders, Kelly Volansky 2005-8-31 31597 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  UCR274145  Hemizonia paniculata T. B. Salvato, Gregg Miller 2005-6-7 1429 Riverside Peninsular Range, Gavilan Hills, along Hill Top Drive, 1.7 mi NE ( 54.8 deg. ) of the Lake Street junction with Hwy I-15, and 1.8 miles west of El Toro Road, near benchmark 2349 695 Comment
  RSA805  Hemizonia pungens subsp. laevis J. T. Howell 1928-7-9 1076 Riverside 2 miles south of Murrieta. 305 Comment
  UCR238748  Hemizonia pungens subsp. laevis Jeremiah George 2012-7-9 s.n. Riverside San Timoteo Canyon, west side of San Timoteo Canyon Rd., NE corner of Fisherman's Retreat Lake 597 Comment
  UCR68034  Hemizonia pungens subsp. laevis D. E. Bramlet, D. Bradney 1989-6-13 1924 Riverside Domenigoni-Diamond Valley, just east of Gateway Farms. south of Newport Rd. at the intersection of Newport Rd. and Lucas Rd. [site now under water of Diamond Valley Reservoir] 473 Comment
  UCR211704  Herniaria hirsuta subsp. cinerea Fred M. Roberts, Kerry M. Byrne 2006-5-4 6331 Riverside Perris-Agunaga Basin, West Hemet Hills, 1.0 km northeast of the junction of Stowe and Winchester Roads 470 Comment
  UCR231753  Herniaria hirsuta subsp. cinerea John F. Green 2008-4-21 02- 07 Riverside Peninsular Range, south edge of Perris, drainage way between housing tracts, west of Goetz Rd. and east of Alabaster Loop 450 Comment
  RSA180452  Hesperevax acaulis E. W. Lathrop 1965-5-9 5739 -b Riverside 6 miles W of Murrieta. Comment
  RSA698090  Hesperocallis undulata J. R. Bruff 1931-4-2 457 Riverside 20 mi. W. of Blythe Comment
  UCR214701  Hesperocallis undulata A. C. Sanders 2010-3-23 37536 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, at SW foot of Palen Mountains 130 Comment
  SD152737  Hesperocnide tenella Steve Boyd, Tim Ross, Dave Bramlet 1993-5-12 7359 Riverside S Santa Ana Mtns,San Mateo Cyn Wild.Area,San Mateo Cyn,stream&adj.benches&lower slopes frm confl.w/Los Alamos Cyn downstream to confl. w/Tenaja Cyn. in understory dense,mesic chaparral on steep slope,SW of Fisherman's Camp,confl.San Mateo&Tenaja Crks. 366 Comment
  RSA395901  Hesperolinon micranthum Steve Boyd 1986-4-22 1773 Riverside Temescal Canyon; W side of Indian Wash, S of I-15 Comment
  SD136992  Hesperoyucca whipplei Steve Boyd, Tim Ross 1992-5-4 7200 Riverside Southern Santa Ana Mountains; San Mateo County Wilderness Area; Oak flats area east of Verduga Potrero. 730 Comment
  UCR177705  Heteromeles arbutifolia var. cerina Michael Wall 1996-1-5 117 Riverside Peninsular Range; San Jacinto Mtns., southeast of Hemet along Bautista Canyon Rd, south of Hwy 74, 6.3 mi SE of Fariview Avenue. 610 Comment
  RSA735607  Heterotheca sessiliflora subsp. echioides LeRoy Gross, Duncan Bell 2008-9-16 3577 Riverside Garner Valley. West side of, and close to Highway 74. Around 1/4 mile north from Ramona trailhead parking area. 1365 Comment
  RSA0066125  Heuchera Ralph Hoffmann 1929-9-6 s.n. Riverside San Jacinto Mountains. 2590 Comment
  UCR124099  Hilaria rigida Steven R. Hill 2001-5-3 33679 Riverside San Jacinto Mtns., NE-facing slopes of Mt. San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, c. 3.8 mi west of Calif. Hwy 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area 793 Comment
  UCR60833  Hilaria rigida Steve Boyd, Orlando Mistretta 1986-3-13 1464 Riverside Sonoran (Colorado) Desert, West side of Palen Mountains, NE of Desert Center. Upper bajada at base of range 244 Comment
  CLARK-A1528-476  Hoffmannseggia densiflora Charlotte Stocks 1964-9-11 Riverside Indio Comment
  CAS-BOT-BC207556  Hoffmannseggia microphylla Marcus E. Jones 1926-2-15 s.n. Riverside Near Indio Comment
  LA28883  Hoffmannseggia microphylla P. J. Remple; 1942-3-2 ** Riverside near Palms to Pines Highway Comment
  LA45787  Hoffmannseggia microphylla Miss Halflaud; March 1925 6483 Riverside Palm Springs 0 Comment
  CAS-BOT-BC207569  Hoffmannseggia microphylla John Thomas Howell 1928-3-25 3543 Riverside Painted Canyon [Canon] Comment
  RSA582631  Hoita orbicularis Louis C. Wheeler 1933-5-28 1744 Riverside Santa Ana River at Chino Creek. 152 Comment
  RSA741080  Holcus lanatus Scott D. White, Justin M. Wood 2008-6-16 12108 Riverside Fobes Canyon, +- 1 mile up Fobes Ranch Road from Fobes Spring. 1540 Comment
  RSA680515  Holodiscus microphyllus var. sericeus Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8638 Riverside San Jacinto Mountains: Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. i.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  UCR121792  Hordeum depressum A. C. Sanders, Carolyn Washburn 2001-4-17 24040 Riverside San Jacinto Valley, west edge of Hemet, SW corner of Florida Ave. (Hwy 74) and Warren Rd. 457 Comment
  SEINET3386506 Image available Hordeum intercedens Mitch Provance 2005-5-17 6554 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 396 Comment
  UCR75530  Hordeum intercedens A. C. Sanders 1993-5-12 14012 Riverside San Jacinto Valley, Hemet, SW corner of intersection of Florida Ave (Hwy 74) & Warren Rd., between new San Diego Aqueduct and Warren Road 460 Comment
  RSA596934  Hordeum marinum subsp. gussoneanum A. C. Sanders, K. D. Jones, D. Malueng 1996-4-20 18042 Riverside San Jacinto River between Nuevo and Lakeview, from 11th to 13th Streets, E side of the river channel., (33 deg 49'N, 117 deg 09'W 433 Comment
  UCR265605  Hordeum murinum Jordan Zylstra 2014-3-18 14010 Riverside San Jacinto Mountains, Apple Canyon, west of Apple Canyon Road 1453 Comment
  SD126613  Hordeum murinum subsp. glaucum Ed LaRue 1989-4-14 Riverside Old agricultural fields 1/2 mi. S of Lakeview. 456 Comment
  RSA593918  Hordeum murinum subsp. leporinum Steve Boyd, Dave Bramlet 1996-4-19 8593 Riverside San Jacinto Valley, ca 2 air miles NE of Winchester and 0.5 mi W of Ryan Airfield in the upper Salt Creek floodplain, at the N end of California Avenue, N of Stetson Avenue, W of the Metropolitan Water District canal. 457 Comment
  POM13652  Horkelia clevelandii Philip A. Munz 1922-6-23 5766 Riverside Keen Camp, San Jacinto Mountains. 1524 Comment
  RSA0018954  Horkelia clevelandii Shawn Krosnick, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 658 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UC114268  Horkelia clevelandii T. S. Brandegee 1889-7-1 Riverside San Jacinto Mts. Comment
  HSC79039  Hornungia procumbens A. C. Sanders 1985-3-7 5403 Riverside San Jacinto Valley, salt scald in barley fields 0.25 mi. S of the intersection of Bridge St. and Gilman Springs Rd. 457 Comment
  CAS-BOT-BC312590  Hulsea vestita subsp. callicarpha S. B. Parish; W. F. Parish 1880-7-1 531 a Riverside Thomas' Ranch, San Jacinto Mt., [illegible] Hemet Valley Comment
  RSA305663  Hulsea vestita subsp. callicarpha C. W. Tilforth, Walter Wisura 1979-1 1922 Riverside Along Thomas Mts. Rd., 10.4 miles from N jct. with Hwy 74, S of Lake Hemet. Comment
  RSA94144  Hulsea vestita subsp. callicarpha F. W. Peirson 1924-7-27 5005 Riverside Upper Dark Canyon, Deer Springs region, San Jacinto Mts. 2590 Comment
  JOTR31111  Hulsea vestita subsp. parryi Harding, Mitzi, T. Herskovits 2011-5-21 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; approx. 1 mile west of Eureka Peak 1398 Comment
  UC219256  Hydrocotyle ranunculoides P. A. Munz and I. M. Johnston 1922-5-19 5429 Riverside San Jacinto Mts., Hemet Valley 1417 Comment
  SD187328  Hydrocotyle umbellata Scott D. White, Angelia Carey 2004-5-7 10329 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 548 Comment
  POM361074  Hymenoclea salsola M. B. Dunkle 1932-3-25 2895 Riverside Near Cathedral Canyon. Comment
  SEINET10474740  Hymenoclea salsola Chris Dietrich, Mary Merello; Heidi H. Schmidt 1994-4-12 Dietrich 26 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
  UCR120858  Hymenoclea salsola Bern Schwenn 1998-4-11 s.n. Riverside San Bernardino Mountains, Mission Creek, along Pacific Crest Trail and slope on E side of canyon. 823 Comment
  CAS-BOT-BC219759  Hyptis emoryi V. Newsom 1927-3-25 s.n. Riverside Painted Canyon, Colorado Desert Comment
  CAS-BOT-BC219766  Hyptis emoryi W. R. O. No date on label 0416 Riverside S.W. of Colorado Aqueduct West of Rice Comment
  POM118337  Hyptis emoryi Marcus E. Jones 1924-2-28 s.n. Riverside West of Blythe. Comment
  RSA253979  Hyptis emoryi Noel Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-21 6421 Riverside Big Maria Mountains, 12 air miles north of downtown Blythe. 290 Comment
  SD72206  Hyptis emoryi C. W. Tilforth 1967-2-12 111 Riverside Colorado Desert, E of Mecca, in Painted Canyon Comment
  UC883108  Hyptis emoryi Lewis S. Rose 1935-12-18 35656 Riverside Tahquitz Canyon Palm Springs (Colorado Desert); , , Palm Springs 182 Comment
  UCR226793  Hyptis emoryi Jim Andre 2011-2-9 15900 Riverside Sonoran (Colorado) Desert, Mecca Hills, along Box Canyon Road at upper end of gorge, c. 6 mi south southeast of the junction with Hwy I-10, c. 12 mi west of Chiriaco Summit 284 Comment
  UCSB51278  Imperata brevifolia John C. Roos 1965-6-23 Riverside collected in Palm Springs Palm Springs Comment
  RSA342043  Isocoma acradenia var. eremophila R. F. Thorne 1980-4-16 54104 Riverside San Bernardino Mountains: Flood plain (wash) along Whitewater River, ca. 3.0 miles N of Whitewater Post Office. 591 Comment
  UCR97240  Isocoma menziesii var. vernonioides Scott D. White 1997-2-9 4682 Riverside Peninsular Range, Elsinore Basin; Temescal Valley: SW of Hwy I-15 between Indian Truck Trail and Lake Street exits, c. 0.5 mi east of Glen Eden 460 Comment
  RSA0039517  Isocoma menziesii var. vernonioides Mike Lahti 2009-9-29 PDR 1501830 Riverside In the vicinity of Temecula. 1 mile south of Auld Road on Pourroy Road at Tucalota Creek. Comment
  RSA234046  Isoetes howellii R. F. Thorne, E. W. Lathrop 1969-5-12 37942 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California. 625 Comment
  RSA639130  Isoetes howellii R. F. Thorne, Earl Lathrope, Oscar Clarke, S. Carlquist 1968-4-18 37460 A Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California.. 609 Comment
  SBBG92732  Isoetes howellii R. F. Thorne 1973-5-23 43852 Riverside Santa Rosa Plateau, N side of Mesa de Colorado 609 Comment
  CAS-BOT-BC69864  Isoetes orcuttii Robert F. Thorne 1973-5-23 43853 Riverside Santa Rosa Plateau: N. side of Mesa de Colorado. 609 Comment
  UC217953  Iva axillaris subsp. robustior P. A. Munz 1922-7-3 5946 Riverside Vandeventer Flat; San Jacinto Mts. 1371 Comment
  UC12386 Image available Ivesia callida H. M. Hall 1901-8-1 2611 Riverside near Tauquitz; San Jacinto Mts.; near Tauquitz, San Jacinto Mts. Comment
  POM47847  Jepsonia parryi H. Baer 1923-11-5 s.n. Riverside Rice Canyon, Elsinore. Comment
  UCR84606  Juglans californica Scott D. White, S. Ogg 1994-4-21 1947 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  CAS-BOT-BC140653  Juglans hindsii A. C. Sanders; R. E. Riefner, Jr. 2009-8-11 37143 Riverside Peninsular Range: Box Springs Mtns. Foothills, Riverside 345 Comment
  RSA0121457  Juncus acutus subsp. leopoldii Duncan S. Bell, LeRoy Gross 2016-3-30 9137 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.75 air miles southeast of the summit of Martinez Mountain. 698 Comment
  UC146453  Juncus acutus subsp. leopoldii H. M. Hall May 1905 5978 Riverside Chuckawalla Springs Colorado Desert Comment
  UCR277704  Juncus balticus Mitch Provance 2013-4-16 413- 18 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  RSA563914  Juncus bufonius A. C. Sanders 1993-4-1 13672 Riverside Western Edge of Hemet, 14 acre parcel at NE corner of intersection of Myers and Devonshire Ave., 3/4 mi. NE of intersection of Florida Ave. (Hwy 74) and Warren Rd. just south of Tres Cerritos 460 Comment
  UC1543042  Juncus bufonius Donald G. Nelson 1936-5-21 375 Riverside just e Jurkey Creek Camp area (e of Lake Hemet, and n of Mt. Thomas); San Jacinto Mountains Comment
  UCR106052  Juncus bufonius A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20705 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek [c. 2.5 miles below Twin Pines Rd. on dirt road] 854 Comment
  UCR159817  Juncus bufonius Chris E. True, Robert Cox 2005-6-22 s.n. Riverside San Jacinto Mtns., north slope of the mountains near Azalea Creek, about 0.5 mile SW of the Twin Pines Ranch buildings 1067 Comment
  UCR182355  Juncus bufonius Mitch Provance 2005-5-17 6599 B 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
  UCR232354  Juncus bufonius John F. Green 2008-4-16 C- 01 Riverside Peninsular Range; Perris-Aguanga Valley, SSE of Romoland, powerline route north of McLaughlin Rd, between Palomar and Dawson roads 442 Comment
  UC2572  Juncus macrophyllus H. M. Hall 1901-7-20 2522 Riverside vicinity of Strawberry Valley San Jacinto Mountains (along water courses) 1615 Comment
  UC2029975  Juncus mexicanus Scott D. White, Tasha LaDoux 20 Apr 2000 7689 Riverside SOUTH OF HEMET: Gibbel Flat in the Santa Rosa Hills. Comment
  RSA0048652  Juncus mexicanus D. M. McFadden 1954-7-1 s.n. Riverside Garner Ranch. San Jacinto Mt. [county not specified] 1463 Comment
  RSA381089  Juncus rugulosus Robert F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61168 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: Cole Canyon 535 Comment
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Dec 11 2007
  SEINET10879492  Juncus xiphioides J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12833 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then a few kilometers on Whitewater Canyon Road to where it comes closest to the river. Comment
  UCR174240  Juncus xiphioides A. C. Sanders, T. B. Salvato 2006-6-2 33079 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  JOTR32146  Juniperus californica La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2302 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  CAS-BOT-BC234576  Justicia californica Dr. E. Rixford 1917-4-17 s.n. Riverside Coachella Valley Comment
  JEPS9350  Justicia californica Mary Beal 1941-4-6 862 Riverside Box Canyon Colorado Desert, Mecca Hills, Coachella Valley, Box Canyon Comment
  RSA80967  Justicia californica G. R. Campbell 1952-4-6 18416 Riverside 3 mi. S. of jct. with road to Cottonwood Springs, Joshua Tree National Monument Road from 29 Palms to Hwy 60-70. 915 Comment
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Nov 19 2011
  UC729949  Justicia californica B. D. Stark 1932-6-17 3753 Riverside e. end Box Canyon; Colorado Desert, Eagle Mts., Box Canyon 182 Comment
  UCD121630  Justicia californica Dan Axelrod 1932-3-23 s.n. Riverside Palm Springs. Comment
  POM9329  Justicia californica Mary F. Spencer 1920-3-13 179 Riverside Painted Canyon near Mecca. Comment
  CAS-BOT-BC235493  Keckiella antirrhinoides Wayne Law; Jun Hu 2000-5-16 13 Riverside Peninsular Ranges; Santa Ana Mtns.: Eastern edge of Cleveland National Forest, above Temescal Valley in Indian Canyon, 11.8 mi S of Corona 396 Comment
  RSA79828  Keckiella antirrhinoides F. W. Peirson 1914-04 1105 Riverside Whitewater at head of Coachella Valley. Comment
  UC1063329  Keckiella antirrhinoides R. St. John 1929-5-23 30 Riverside Bautista Canyon; San Jacinto Quad. 609 Comment
  CAS-BOT-BC236706  Keckiella antirrhinoides subsp. antirrhinoides T. Craig 1927-4-23 206 Riverside Glen Ivy Comment
  RSA401718A  Keckiella antirrhinoides subsp. microphylla Robert Gustafson, Gary D. Wallace 1982-5-19 2568 Riverside Pines to Palms Hwy (Hwy. 74), vicinity of Pinyon Flat campground. Comment
  UCR44156  Keckiella antirrhinoides var. antirrhinoides A. C. Sanders, B. Pitzer 1986-4-30 6474 Riverside San Jacinto Mtns., lower Bee Canyon, 0.2 mi. above the mouth of the canyon. 610 Comment
  NY786769  Keckiella antirrhinoides var. microphylla A. M. Alexander 1941-5-24 2215 -a Riverside North base of Eagle Mountains 1158.2 Comment
  UCR133703  Keckiella ternata N. C. Cooper 1944-7-15 1581 Riverside Peninsular Range; San Jacinto/Santa Rosa Mtns., Palms to Pines Highway 1372 Comment
  RSA734400  Koeleria macrantha Keith E. Hoffmaster 1934-4-8 348 Riverside Santa Ana Mts, Near Corona Comment
  CAS-BOT-BC273669  Koeleria pyramidata Cecil Hart 1922-5-21 27 Riverside San Jacinto Mt. Comment
  UCSB3519  Krameria erecta Keator, Glenn 1959-5-17 Riverside Pinon flats near Colorado desert on Palms to Pines highway Comment
  RSA336190  Krameria grayi Robert F. Thorne, Walter Wisura, A. Shmida, Thomas W. Whitaker 1978-4-23 52011 Riverside Chino Canyon. Comment
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Apr 24 2011
  RSA747837  Krameria grayi Scott D. White, Justin M. Wood 2009-4-28 12615 Riverside Little San Bernardino Mountains: City of Desert Hot Springs, Proposed development N of Pierson Blvd and E of Verbena Dr. Comment
  UC1539727  Krameria grayi Chas. B. Fiker 1946-4-17 3393 Riverside w side Colorado Desert; w side of Colorado Desert Comment
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Mar 23 2014
  UCR16328  Krameria grayi M. J. Arbaugh 1978-5-27 s.n. Riverside Coachella Valley/Colorado Desert, 2 mi. east of Cabazon on side of telephone access road. Comment
  UCR167858  Lactuca serriola T. B. Salvato, Melissa Clemons 2005-6-23 1327 Riverside Peninsular Range; Temescal Valley, 3 miles NW of Alberhill, Temescal Canyon Road at Corona [Lee] Lake 366 Comment
  RSA715936  Lamarckia aurea Scott D. White, Angelia Carey 2004-4-5 10036 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  RSA469612  Langloisia setosissima subsp. setosissima Anstruther Davidson 1920-4-6 s.n. Riverside 4 miles from Shaver's Well, [toward] Mecca Comment
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Nov 19 2011
  LA209863  Larrea tridentata A. M. Johnson; 1933-4-28 4223 Riverside flat below Palm Springs along hwy over mountains to Hemet Comment
  RSA0042206  Larrea tridentata Joseph Brehm 2014-7-21 s.n. Riverside Collected at Dos Palmas ACEC, on Dos Palmas Road, next to visitor parking lot. Comment
  RSA390011  Larrea tridentata N. R. Zabriskie 1969-4-1 174 Riverside Andreas Canyon, near Palm Spring. 366 Comment
  RSA390021  Larrea tridentata George B. Grant 1906-5-5 2459 Riverside Desert regions. Near Palm Springs. Comment
  RSA761045  Larrea tridentata Thomas Stoughton, Jackie McConnaughy, Andrew Monks, M. Volke 2010-4-21 151 Riverside N of Desert Center. Jct of Hwy 177 and Kaiser Rd. W of Kaiser Rd. N of Hwy 177. 335 Comment
  SEINET10779066  Larrea tridentata J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12827 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then ca 1.3 km on Whitewater Canyon Road. Comment
  SEINET4907865  Larrea tridentata H. F. Thut 1971-3-7 s.n. Riverside 10 miles E of Palm Springs. Comment
  UC1329965  Larrea tridentata James E. Cole 1941-5-10 700 Riverside Pinto Basin Joshua Tree National Monument (Cholla Patch) 640 Comment
  UC452608  Larrea tridentata Joseph Grinnell 1910-3-17 Riverside Riverside Mt.; Colorado River Comment
  UC64184  Larrea tridentata H. M. Hall Jun 1901 2116 Riverside e base San Jacinto Mts. (along western borders of the Colorado Desert); Colorado Desert, San Jacinto Mts. Comment
  HSC85280  Lasthenia californica Steve Boyd 1986-5-1 1821 Riverside S slopes of Bachelor Mtn, E end of Lake Skinner Comment
  CAS-BOT-BC352707  Lasthenia coronaria C. L. Hitchcock; C. V. Muhlick 1962-3-16 22125 Riverside Temescal Canyon, 8 mi. S of Corona Comment
  RSA145922  Lasthenia coronaria William McKinley Klein, J. E. Klein 1958-2-9 20 Riverside 4.5 mi. northwest of Alberhill (Calif. hwy 71). Comment
  RSA583752  Lasthenia coronaria Steve Boyd 1995-4-24 8479 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. 609 Comment
  RSA585980  Lasthenia gracilis Adree M. Desrochers 1990-4-19 472 Riverside Near Lake Matthews, along Cajolco Road, on hills on the N side of road, 5.3 km E of intersection Hwy 15 and Cajalco Road Comment
  UCR126365  Lasthenia gracilis A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 684 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR167521  Lasthenia gracilis Scott D. White 2005-3-29 10834 Riverside San Gorgonio Pass, Cabazon: alluvial fan and benches west of San Gorgonio river and south of I-10 fwy. west of existing gravel quarry, likely to be proposed for quarry expansion 598 Comment
  SEINET10907079  Lathyrus laetiflorus Gary D. Wallace, Dieter H. Wilken 1966-4-7 Wallace 412 Riverside Along roadside of hwy 71, s of aguanga, common in area growing with argemone Munita and lupinus hirsutissimus. Comment
  RSA406639  Lathyrus vestitus subsp. alefeldii N. C. Cooper 1944-6-4 1974 Riverside Elsinore Mountain; Lookout at top. 1066 Comment
  SDSU13576  Lathyrus vestitus var. alefeldii C. Mosse, W. Miller 1972-7-11 Riverside Comment
  SEINET7048214  Lathyrus vestitus var. vestitus Steven R. Hill, Andrew C. Sanders 2001-5-4 33727 Riverside Santa Rosa Plateau, Carancho Road, at crossing of De Luz Creek (headwaters), Fallbrook 7.5' quad. Elevation 1140-1180 feet. 359 Comment
  CAS-BOT-BC379671  Layia platyglossa E. W. Lathrop 1960-4-8 4746 a Riverside 14 miles west of Murrieta; Loma Linda Comment
  CAS-BOT-BC379674  Layia platyglossa S. B. Parish; W. F. Parish 1882-4-1 1623 Riverside Banning, Southern California Comment
  RSA585518  Layia platyglossa D. L. Banks, S. D. Boyd 1995-5-9 0380 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 701 Comment
  UC828958  Layia platyglossa Munz and Johnston 1922-5-19 5419 Riverside Hemet Valley; San Jacinto Mountains 1402 Comment
  POM14284  Lemna gibba Philip A. Munz 1922-4-30 5111 Riverside Lancaster Valley, south of Hemet. Comment
  RSA191401  Lemna minuta E. W. Lathrop, Robert F. Thorne 1967-9-26 6632 Riverside 6 miles NW of Murrieta. Comment
  SEINET12872762  Leonotis nepetifolia A. Sanders, Young, Katie 2015-3-23 41433 Riverside Cabazon Comment
  RSA769623  Lepechinia E. W. Lathrop 1973-6-28 7440 Riverside Mail Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest 1220 Comment
  UCR113898  Lepidium chalepense Mitch Provance 1998-4-13 430 Riverside City of Riverside, Vacant lot on Arlington Ave., between Hillside and Phoenix. 232 Comment
  RSA691054  Lepidium dictyotum var. acutidens Scott D. White, Michael Honer 2003-4-9 8972 Riverside Northeast corner of Devonshire Ave. and Warren Road, immediately southwest of Tres Cerritos. Former chicken farm. 473 Comment
  UCR19094  Lepidium dictyotum var. acutidens John C. Roos 1950-3-18 4712 Riverside Perris-Aguanga Basin region, 1 mi SE of Perris 457 Comment
  RSA691062  Lepidium dictyotum var. dictyotum Scott D. White, Michael Honer 2003-4-9 8973 Riverside Northeast corner of Devonshire Ave. and Warren Road, immediately southwest of Tres Cerritos. Former chicken farm. 473 Comment
  UCR49239  Lepidium dictyotum var. dictyotum Steve Boyd 1986-4-2 1623 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  CAS-BOT-BC89442  Lepidium fremontii K. Larson 1976-6-9 2022 Riverside Ca. 25 miles east of Indio. Comment
  RSA429905  Lepidium fremontii M. B. Dunkle 1934-3-31 4439 Riverside Pinto Basin, Colorado Desert 915 Comment
  SD247378  Lepidium fremontii Andy Sanders, Jim Malusa 2015-3-11 41394 Riverside Sonoran (Colorado) Desert: Chocolate Mountains, Gasline Road at junction with road to Observation Point Slats, US Navy Chocolate Mountains Aerial Gunnery Range. 722 Comment
  POM93924  Lepidium fremontii Marcus E. Jones 1926-2-16 16 Riverside Near Shaver s Well, near Mecca, Colorado Desert. Comment
  HSC35735  Lepidium lasiocarpum Richard Spjut 1973-4-10 3288 Riverside Colorado Desert, N slopes of Chuckawalla Mtns., 3-4 mi. S of Desert Center 305 Comment
  RSA0042106  Lepidium lasiocarpum Duncan S. Bell, Deidre Conocchioli 2014-3-11 6229 Riverside Santa Rosa Mountains; Devil's Canyon, northeast of Martinez Mountain. 207 Comment
  UCR104626  Lepidium latipes var. latipes D. E. Bramlet 1997-3-13 2494 Riverside Peninsular Ranges; Perris-Aguanga Basin region, Nichols Road Wetlands, c. 275-335m SE of Nichols Road, 91m west of Collier Ave. and 196-305 m west of the I-5, east of the dirt road extending S from Nichols Rd. and adjacent to Alberhill Creek 381 Comment
  RSA651362  Lepidium nitidum Marion P. Harthill 1976-5-6 s.n. Riverside Rancho California. 762 Comment
  SD186151  Lepidium nitidum A. C. Sanders, T. B. Salvato and Mitch Provance 2003-4-4 25833 Riverside Jurupa Mtns., hill southwest of the Jensen Quarry, northwest of Sunnyslope. 366 Comment
  UCR60544  Lepidium nitidum K. Tomlinson, D. Kama, R. F. Thorne 1985-3-27 898 Riverside Santa Rosa Plateau, Mesa de Colorado 610 Comment
  RSA613648  Lepidium virginicum var. robinsonii D. L. Banks, Victor Steinmann 1997-3-13 1471 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  CAS-BOT-BC329447  Lepidospartum squamatum H. M. Hall 1899-8-2 1367 Riverside Gavilan Hills Region 2 mi. sw of Ferris 426 Comment
  RSA614495  Lepidospartum squamatum A. C. Sanders, S. White, C. L. Sanders 1994-10-9 15806 Riverside Whitewater Canyon, 2 miles below trout farm, above Bonnie Bell. 550 Comment
  CAS-BOT-BC274019  Leptochloa fusca subsp. uninervia S. B. Parish 1912-6-28 8119 Riverside Mecca Comment
  SEINET3196334 Image available Leptochloa fusca subsp. uninervia P. M. Peterson, D. R. Peterson 1989-9-22 8123 Riverside San Jacinto: 8.8 km W of State Hwy 79 on Ramona Expressway towards Lakeview. 500 Comment
  UCR92237  Leptochloa uninervia Scott D. White, S. Ogg 1994-10-17 2477 Riverside Temecula Valley, Murrieta Creek, 1000-3000 ft. south of Winchester Road bridge (Banana Avenue) 317 Comment
  RSA468555  Leptosiphon androsaceus Anstruther Davidson 1920-5-11 s.n. Riverside Temecula. Comment
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Sep 9 2011
  RSA525463  Leptosiphon androsaceus Steve Boyd, D. E. Bramlet 1990-4-29 4509 Riverside Lake Skinner County Park, SE base of Bachelor Mountain. Comment
  SD119890  Leptosiphon floribundus subsp. glaber Louis B. Ziegler 1973-4-26 518 Riverside San Jacinto Mountains; hillside in lower Bautista Canyon. 533 Comment
  RSA365944  Leptosiphon liniflorus Steve Boyd 1986-5-7 1850 Riverside Temescal Canyon: Edge of Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15. Comment
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Apr 7 2011
  UCR107388  Lessingia filaginifolia B. G. Pitzer 1997-3-23 2969 Riverside Perris-Aguanga Basin Region, Lakeview Mtns, c. 1 air mi. SSW of Mt. Rudolph, along powerline road 0.3 mi. east of Contour (Juniper Flats) Rd. 610 Comment
  SBBG118780  Lessingia glandulifera S. D. White 1999-7-9 7533 Riverside near Idyllwild Community Service District sewage ponds at terminus of USFS Rd 5S24.2; T5S R2E boundary of S15/22 1430 Comment
  RSA596157  Lessingia glandulifera var. glandulifera D. L. Banks 1996-11-7 1218 A Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; On the main road in the Reservation., 1.6 km E of the roads crossing with Pechanga Creek on the northern fork of the creek at the E end of the Reservation. 415 Comment
  UC489168  Lessingia glandulifera var. glandulifera C. V. Meyer 1928-7-30 570 Riverside Sander's Meadow; San Jacinto Mts. 1676 Comment
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Nov 11 2011
  RSA468577  Linanthus androsaceus subsp. luteolus J. D. Olmsted 1962-5-9 3602 Riverside Along Man Divide T.T. between Skyline Drive and Black Star Canyon Road; northern Sta. Comment
  POM159844  Linanthus aureus E. C. Jaeger 1928-3-24 s.n. Riverside Eagle Mts. Colo. Desert. Comment
  JEPS58360  Linanthus dianthiflorus W. L. Jepson 1901-5-17 1238 a Riverside near San Jacinto Lake Comment
  RSA612825  Linanthus dianthiflorus subsp. dianthiflorus D. L. Banks 1997-3-1 1344 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. Pechanga Creek, east of the ''Fiesta Grounds'' to the spring on the northern fork of Pechanga Creek at the eastern end of the Reservation. 423 Comment
  CLARK-A1045-89  Linanthus dianthiflorus subsp. farinosus George K. Helmkamp 1978-4-27 Riverside San Jacinto Mountains 2 miles up [east northeast] from Oak Spring; Lake Fulmor 7.5'Q Comment
  UCR232475  Linanthus floribundus Kate Kramer, Andrew Trouette, Jordan Zylstra, E. Howe 2005-8-9 253 Riverside Peninsular Range; Santa Rosa Mtns., Santa Rosa Springs campground 2241 Comment
  UC489015  Linanthus liniflorus C. V. Meyer 1929-6-18 765 Riverside Hemet Valley San Jacinto Mts. 1219 Comment
  RSA0047250  Linanthus maculatus J. Mark Porter, Leigh A. Johnson 1997-3-10 11467 Riverside Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10). 474 Comment
  UCR240642  Lithophragma Tracy Tennant, Mitch Provance 1998-6-16 MOR- 414 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon 1098 Comment
  RSA291595  Lithophragma affine subsp. mixtum C. W. Tilforth, W. Wisura 1979-4-11 1772 Riverside East end of Murrieta-DeLuz Rd, south of Murrieta. 335 Comment
  SD122177  Lobularia maritima James C. Dice, Virginia Moran 1987-11-28 759 Riverside South rim of Temecula Gorge, in dirt road near locked gate. 305 Comment
  POM48844  Loeflingia squarrosa Stephen Grout, Grout 1905-05 s.n. Riverside West Riverside. Comment
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Jul 24 2010
  RSA674930  Loeflingia squarrosa Scott D. White, Tasha La Doux 2000-4-23 7722 Riverside Perris/San Jacinto Basin: Winchester/Hemet area. Unnamed hills just S of Lakeview Mts. South of Hwy 74 and E of Hwy 79. 473 Comment
  SD173064  Loeseliastrum matthewsii Juergen Schrenk 2006-5-7 51 Riverside Anza Borrego Desert State Park, Pacific Crest Trail ca. 2 miles W of Coyote Canyon. (IPB 4/07) 1050 Comment
  RSA172223  Loeseliastrum schottii R. F. Thorne 1963-3-29 32387 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
  UC909105  Loeseliastrum schottii Herbert L. Mason 1928-3-11 4254 Riverside Palm Springs Comment
  RSA0121170  Logfia arizonica Duncan S. Bell, LeRoy Gross 2016-3-30 9180 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.25 air miles southeast of the summit of Martinez Mountain. 518 Comment
  CAS-BOT-BC342260  Logfia filaginoides H. M. Hall 1903-4-1 3786 Riverside Vicinity of Riverside 365 Comment
  UC1784026  Lolium perenne John R. Reeder and Charlotte G. Reeder 1988-3-9 8249 Riverside Indio, near Motel 6 6 Comment
  UCR120924  Lonicera interrupta A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24924 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  RSA234085  Lonicera subspicata var. denudata R. F. Thorne 1969-6-6 39325 Riverside Santa Rosa Plateau: Rancho California 610 Comment
  RSA0035627  Lotus John F. Emmel 1986-5-7 1002 Riverside San Jacinto Mts.; junction Bee Canyon Road and San Jacinto Ridge Road. 792 Comment
  SEINET10543638  Lotus David B. Dunn 1946-8-17 Dunn 2731 Riverside Round meadow hillside among lodge pole pines. San jacinto mts. Comment
  UC555383  Lotus argophyllus var. argophyllus H. L. Mason 1926-5-2 3189 Riverside Aguanga Valley Comment
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Nov 16 2011
  UCR237697  Lotus argophyllus var. argophyllus Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4508 Riverside San Bernardino Mountains, Whitewater Canyon, along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center, Whitewater Trout Farm, in the vicinity of Bonnie Bell 526 Comment
  SEINET10450468  Lotus argophyllus var. ornithopus David B. Dunn, Melvin L. Conrad; Douglas G. LeDoux 1973-6-15 Dunn 20758 Riverside Along hwy 74 w of the jct rd to idyllwild, 11 mi w, at the lower edge of the coulter pines and near the chaparral. Decomp. Granite. Comment
  RSA0043379  Lotus crassifolius John F. Emmel 1996-6-16 1411 Riverside San Jacinto Mts.; along Spitler Peak Trail, 0.1-0.2 trail mile west of junction with Pacific Crest Trail. 2072 Comment
  UCR35032  Lotus grandiflorus L. B. Ziegler 1967-6-21 165 Riverside San Jacinto Mtns, slopes of road cuts along Hwy 74. 1220 Comment
  RSA602485  Lotus grandiflorus var. grandiflorus Scott D. White 1996-8-16 4486 Riverside Idyllwild area: SW of Pine Cove and W of Bear Trap Canyon, in watershed above Alvin Meadows (tributary to Toll Rd. Canyon). 1707 Comment
  RSA523533  Lotus hamatus Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 3992 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  RSA614095  Lotus hamatus D. L. Banks 1997-4-5 1698 Riverside NW Palomar Mountains, Agua Tibia Mountains: Agua Tibia Wilderness Area. South of Dorland Mountain, just east of the Wilderness Area boundry with the Pechanga Indian Reservation, along a tributary of the north fork of Pechanga Creek. 670 Comment
  RSA689499  Lotus hamatus Scott D. White 2001-4-19 8388 Riverside Perris Basin: Perris / Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., ca. 1.5 - 2 mi. W of I-215 freeway. 442 Comment
  UCR100025  Lotus hamatus A. C. Sanders, G. Helmkamp 1997-3-15 20000 Riverside Peninsular Range, Lake Skinner, SE foot of Bachelor Mtn., just north of the lake 600 Comment
  UCR174051  Lotus hamatus A. C. Sanders 2006-5-19 32445 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  UCR174115  Lotus hamatus A. C. Sanders, T. B. Salvato 2006-6-2 33085 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  UCR181159  Lotus humistratus R. E. Riefner Jr. 2005-8-28 05- 649 Riverside Peninsular Range, SE of Lake Elsinore toward Wildomar, Corydon Rd. at Union St. 394 Comment
  UCR35031  Lotus oblongifolius L. B. Ziegler 1972-6-12 476 Riverside San Jacinto Mtns,, Penrod Canyon drainage into upper Hemet (Garner) Valley 1570 Comment
  UCR175695  Lotus purshianus Jennifer H. Jones, Scott D. White 2005-5-25 096 Riverside Peninsular Ranges; Santa Ana Mtns., Rainbow area; foothills west of I-15 Freeway and immediately north of San Diego County line 579 Comment
  RSA49188  Lotus rigidus P. A. Munz 1949-4-12 13034 Riverside North base of Eagle Mts., Mojave Desert 945 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
  CLARK-A1528-487  Lotus scoparius Fred B. Essig 1964-1-11 10 Riverside Corona 640 Comment
  RSA406898  Lotus scoparius M. V. Hood 1945-3-26 s.n. Riverside Cottonwood Creek, Aguanga, Riverside & San Diego co. line. 610 Comment
  UCR166171  Lotus scoparius subsp. brevialatus John F. Green 2005-2-10 s.n. Riverside Peninsular Range, E of Temecula, Rancho California, SE of intersection of Mesa Verdugo and Calle Vista, N of Pauba Valley and south of Buck Mesa 430 Comment
  POM50378  Lotus scoparius var. brevialatus W. W. Eggleston 1924-3-8 19525 Riverside Hemet. 480 Comment
  RSA314451  Lotus strigosus R. F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55447 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  RSA796333  Lotus strigosus Duncan S. Bell 2009-4-18 201 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
  UCR260582  Lotus strigosus A. C. Sanders, Nina Kidd, Jeff Crain 2015-3-31 41534 Riverside Peninsular Range; Eastern Foot of Santa Ana Mtns., Temescal Canyon, northwest of El Hermano Road junction along sandy wash of Temescal Creek 313 Comment
  UCR49222  Lotus strigosus Steve Boyd 1986-4-2 1601 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  UCR35029  Lotus strigosus var. hirtellus L. B. Ziegler 1968-4-30 279 Riverside Peninsular Ranges, San Jacinto Mountains, Hemet (= Garner) Valley, at Thomas Subdivision. 1402 Comment
  RSA674624  Lotus strigosus var. strigosus Scott D. White 2000-5-30 7971 Riverside Corona Foothills: ca. 1 mi SE of the I-15/El Centro Rd jtn. Adv to new housing construction. Alluvial terraces with steep, incised channels. 335 Comment
  UCR241520  Lotus strigosus var. tomentellus A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40648 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass at large wash crossing Graham Pass Rd. north of the summit 410 Comment
  POM24281  Lotus tomentellus Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  RSA498757  Lotus tomentellus Robert L. Dressler 1949-3-19 374 Riverside Box Canyon, Orocopia Mts. Comment
  RSA560357  Lotus tomentellus Steve Boyd, Carol Boyd, Kyle Boyd 1992-4-19 6915 Riverside N end of the Granite Mtns on sandy bajada along poweline road near jtn of Hwy 177 and Hwy 62. Area of transition between Mojave and Colorado Deserts. Comment
  UC1713654  Lupinus H. M. Hall 1901-7 2498 Riverside Tamarack Valley; San Jacinto Mountains, Tamarack Valley Comment
  NY43295  Lupinus arizonicus C. R. Annable 1995-3-12 2272 Riverside Box Canyon Wash, Hwy 195 Comment
  SBBG3528  Lupinus arizonicus K. K. Muller 1952-4-6 560 Riverside E of Shaver Summit Comment
  RSA0023093  Lupinus arizonicus John F. Emmel 1995-4-21 1368 Riverside Little Maria Mts., northwest end; large canyon and wash 0.4 air mile southwest of peak 2479. 488 Comment
  UC1922387  Lupinus arizonicus Michael Honer with L. Hulse 2004-4-2 1880 Riverside Colorado Desert; Little San Bernardino Mountains Region: East Wide Canyon near MWD aqueduct approx. 2 mi N of Dillon Road. Comment
  RSA494352  Lupinus bicolor Bill Wagner 1988-4-5 s.n. Riverside Approx. 1.5 miles NW of the community of Murrieta. South side of I-15 Fwy at the junction of Nutmeg Rd. 381 Comment
  SD51696  Lupinus bicolor David Dunn 1941-3-29 932 Riverside 2.0 miles west of Corona. Comment
  RSA619249  Lupinus bicolor subsp. microphyllus R. S. Woglum 1937-5-30 590 f Riverside Peninsular Ranges: Santa Rosa Mountains. [Riverside / San Diego counties] Comment
  UCR49221  Lupinus bicolor subsp. microphyllus Steve Boyd 1986-4-2 1599 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  POM2411  Lupinus bicolor subsp. tridentatus C. F. Baker 1904-4-5 s.n. Riverside Hemet Comment
  UCR110938  Lupinus concinnus George K. Helmkamp 1998-6-27 4097 Riverside Santa Rosa Mtns., 3.3 miles south of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail, FS Rd. 7S02), in vicinity of an unnamed spring 1585 Comment
  UCR60918  Lupinus concinnus Steve Boyd, T. S. Ross, L. Arnseth 1989-4-1 3166 Riverside Peninsular Range, Vail Lake area; hills just to SW of the dam 488 Comment
  RSA50323  Lupinus concinnus subsp. optatus E. K. Balls 1949-5-4 13490 Riverside Disintegrated granite, in shelter of large rocks, chaparral on Banning Idyllwild road Comment
  RSA87096  Lupinus concinnus subsp. optatus F. W. Peirson 1938-5-30 s.n. Riverside Thomas Mountain, Hemet Valley. 1402 Comment
  RSA407150  Lupinus concinnus subsp. orcuttii Christopher Davidson, B. Gustafson 1977-4-7 5585 Riverside Whitewater Canyon Rd. (exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62); near start of Angeles [Pacific] Crest Trail. Hillside, N slope. 610 Comment
  POM157901  Lupinus densiflorus var. lacteus Philip A. Munz 1927-5-20 10792 Riverside Murrieta Hot Springs. Comment
  RSA519404  Lupinus elatus Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  UCR171730  Lupinus excubitus John F. Green 2006-4-25 s.n. Riverside Peninsular Ranges, Temecula, Southern California Edison right of way between residential areas, N-S corridor between S General Kearny Road and La Serena Way; east of Veterans Park 366 Comment
  RSA297069  Lupinus excubitus var. austromontanus John F. Emmel 1974-6-23 507 Riverside SW end of South Ridge, along May Valley Road, South of Idyllwild, San Jacinto Mts. 1756 Comment
  CAS-BOT-BC216697  Lupinus excubitus var. excubitus P. C. Everett 1935-6-18 7182 Riverside 1 mile from Ortega Highway, Main Divide Motorway to Santiago Peak, Santa Ana Mountains 731 Comment
  RSA503811  Lupinus formosus N. C. Cooper 1944-5-20 1313 Riverside Palms to Pines Highway [Hwy 74], San Jacinto Mountains. 1280 Comment
  RSA413692  Lupinus hirsutissimus N. C. Cooper 1945-5-5 2249 Riverside San Gorgonio Mountains above Banning 762 Comment
  RSA413703  Lupinus hirsutissimus E. Crow 1929-4-7 299 Riverside Santa Ana Mountains, Corona Skyline Drive. Comment
  POM11373  Lupinus hyacinthinus Philip A. Munz 1922-9-7 6410 Riverside Tamarack Valley 3049 Comment
  RSA413644  Lupinus hyacinthinus N. C. Cooper 1944-7-16 1611 Riverside Above Pine Cove, San Jacinto Mtns. 1829 Comment
  UCR93020  Lupinus latifolius G. P. Schultz 1994-4-7 72 Riverside Box Springs Mtns, Big Springs Canyon and N on the crest to Two Trees Canyon (S side) Comment
  RSA221043  Lupinus longifolius E. W. Lathrop 1966-5-8 6444 Riverside 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest. Trabuco District. 274 Comment
  RSA714379  Lupinus microcarpus John Green 2005-4-28 s.n. Riverside Peninsular Range; Southern Santa Ana Mtns.: Santa Rosa Plateau, hills on the south side of Teaja Rd., between Squaw Mtn. and De Luz Creek. 655 Comment
  SJSU10778  Lupinus microcarpus var. densiflorus N. D. Addy 1962-4-16 Riverside Railroad Canyon Rd near junction with Perris-Romoland Rd 457 Comment
  UCR20386  Lupinus shockleyi W. W. Mayhew 1980-4-8 s.n. Riverside Sonoran (Colorado) Desert, 300 ft. north of 38th Ave. between Washington and the (Interstate Hwy 10) freeway, Coachella Valley 49 Comment
  RSA500995  Lupinus sparsiflorus Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-4-1 3114 Riverside Vail Lake area, dried bed of man-made pond and adjacent slopes at N base of rounded knob 1.25 miles WSW of dam. 610 Comment
  UCR256756  Lupinus sparsiflorus T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7892 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 1.3 mi north of Hwy 15 and Temescal Canyon 555 Comment
  RSA414270  Lupinus sparsiflorus subsp. sparsiflorus N. C. Cooper 1944-3-24 1029 Riverside Banning. 701 Comment
  RSA659377  Lupinus sparsiflorus subsp. sparsiflorus Bruce Albert 1982-4-17 66 Riverside Hillside west of Lake Mathews Road, 2 miles south of Cajalco Road. Comment
  SD143893  Lupinus truncatus A. C. Sanders, G. Waines, et al. 1997-3-12 19867 Riverside Lake Skinner area; lower Rawson Canyon, along road northeast of Skinner Lake. 456 Comment
  RSA69479  Luzula comosa F. W. Peirson 1922-5-19 3039 Riverside San Jacinto River. 1143 Comment
  JOTR35141  Lycium andersonii La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 3253 Riverside Joshua Tree National Park. West Cottonwood Mountains; rocky bench between deep drainages in large southwest facing canyon feeding into east Pinkham Wash (Stop 3) Comment
  SEINET12808830  Lycium brevipes H. Schmidt, Chris Dietrich, M. Merello 1994-1 29 Riverside 7.5 mi S of North Shore on State Hwy 111. Along Hwy on E shore of Salton Sea. 60 Comment
  CHSC1921  Lycium torreyi Margery Anthony 1954-4-15 Riverside Near Joshua National Monument. Comment
  POM4782  Machaeranthera asteroides M. Durant, L. T. Street 1918-5-13 1 Riverside Hemet. 335 Comment
  UCR18373  Machaeranthera canescens Jeanine Derby 1977-1-13 s.n. Riverside San Jacinto Mtns, south fork of San Jacinto River 1067 Comment
  CAS-BOT-BC203973  Malacothamnus fasciculatus Lester Rowntree 1937-11-6 s.n. Riverside Pines to Palms Comment
  POM11511  Malacothrix californica P. A. Munz 1922-4-7 5974 Riverside Hemet Valley 1372 Comment
  SEINET11601600 Image available Malacothrix coulteri M. Alice King s.n. Riverside Menifee Comment
  UC75900  Malacothrix coulteri H. M. Hall 1902-4-21 2925 Riverside vicinity Riverside 487 Comment
  UCR41804  Malacothrix coulteri A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6029 Riverside Sonoran (Colorado) Desert, Hayfield Lake, NW end of the lake c. 0.5 mi SW of the pumping station 412 Comment
  CAS-BOT-BC347710  Malacothrix glabrata Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CHSC8376  Malacothrix glabrata Edward L. Smith 1957-4-3 263 Riverside Located 1 mi. n on hwy. 99 to 29 Palms, San Bernardino Mts. 91 Comment
  POM362314  Malacothrix glabrata N. C. Cooper 1949-3-15 3033 Riverside Palm Springs. 122 Comment
  RSA721109  Malacothrix glabrata J. R. Bruff 1928-4-2 115 -b Riverside Canyon wash west of Morango Comment
  RSA778136  Malacothrix glabrata J. Andre 2011-2-2 16207 Riverside Coachella Valley; west of Palm Springs along Hwy. 111 (south side) at base of San Jacinto Mts. at Windy Point, approx. 5.5 miles from Jct. with I-10 259 Comment
  UCD159796  Malacothrix glabrata Naomi Fraga; Sarah J. De Groot, Lisa Rojas, Leland Lubinsky 2005-2-10 1425 Riverside Colorado Desert: Northeastern Colorado Desert region: along Palen Road near Highway 177. 170 Comment
  CAS-BOT-BC348024  Malacothrix stebbinsii Annie M. Alexander; Louise Kellogg 1941-5-7 2129 Riverside 12 miles southwest of 29 Palms, Joshua Tree National Monument 1310 Comment
  UC665888  Malva parviflora Ira L. Wiggins 1941-3-24 9566 Riverside 0.3 mi s of Myoma (4.6 mi n of Indio, along roadside) Comment
  UCR82222  Malva parviflora J. M. Stewart 1994-5-2 840 Riverside Western Colorado Desert, Coachella Valley, Thermal, Highway 86 and Airport Blvd. Comment
  RSA162694  Malvella leprosa J. D. Olmsted 1959-9-23 1022 Riverside San Jacinto River crossing by Lakeview Rd. from US 395 NW of Lakeview Mts 427 Comment
  UCR88294  Mammillaria tetrancistra A. C. Sanders, K. C. Rose 1995-4-5 16378 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  CLARK-A1528-429  Marah macrocarpa C. M. Flanagan 1973-5-31 Riverside Morongo Indian Reservation 975 Comment
  SEINET7907881  Marah macrocarpa D. A. Johnson 2005-1 Riverside 1 mi E of CA 74, River Rd between Perris & Lake Elsinore 488 Comment
  UC1537624  Marah macrocarpa Gordon H. True Jr. 1935-3-1 38 Riverside Gavilan Hills 548 Comment
  UCR225715  Marah macrocarpa A. C. Sanders 2011-3-30 38912 Riverside Peninsular Range; SE edge Gavilan Hills, along north side of Hwy 74 at Riverside Street, just outside city limits of Lake Elsinore 479 Comment
  JEPS41718  Marina parryi M. Clary 1931-4-4 4 Riverside wash of Santa Rosas Coachella Valley, Devils Canyon Comment
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Nov 6 2011
  SBBG53735  Marina parryi C. Epling, H. Lewis 1941-5-2 Riverside Corn Spring, Chuckawalla Mtns Comment
  RSA619538  Marrubium vulgare D. L. Banks 1997-5-5 1987 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
  RSA651638  Marrubium vulgare Bennie Finnell 1948-5-18 s.n. Riverside Found on Phipps Ranch, kellog & Magnolia. 210 Comment
  CLARK-A1045-160  Marsilea vestita George K. Helmkamp 1978-6-1 Riverside Santa Ana Mountains vernal pool near origin of creek; Wildomar 7.5'Q Comment
  RSA450079  Marsilea vestita J. C. Roos 1965-9-16 s.n. Riverside Lakeview. Comment
  UC1608242  Meconella denticulata Steve Boyd, Carol Boyd, and Kyle Boyd 1992-3-21 6735 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Tenaja Canyon, along trail from wilderness boundary downstream towards Fisherman's Camp Comment
  CLARK-A1528-2858  Medicago polymorpha John C. Roos 1952-4-9 5487 Riverside Fairmont Park Comment
  CSUSB1105  Medicago polymorpha Kirby W. Brown 1966-2-27 Riverside City of Riverside, UCR campus, Canyon Crest Housing 335 Comment
  UCR178300  Medicago polymorpha T. B. Salvato, Tracy Tennant 1998-4-23 MOR- 920 Riverside San Bernardino Mtns., Morongo Indian Reservation, seep in Wood Canyon, tree stand W-07 1220 Comment
  UCR172151  Melia azedarach A. C. Sanders 2006-5-11 32269 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
  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
  RSA660487  Melica frutescens A. C. Sanders, Mitch Provance, T. B. Salvato 2000-6-1 23442 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
  UC38846  Melica imperfecta H. M. Hall May 1899 1111 Riverside Strawberry Creek; San Jacinto Mountains, San Jacinto Mountain 914 Comment
  UCR92142  Melilotus indicus D. L. Banks, Steve Boyd 1995-5-3 188 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
  POM348197  Melilotus indicus H. Twining 1890-04 s.n. Riverside Riverside. Comment
  RSA651057  Melilotus indicus Margaret Murphy 1983-5-21 0038 -D Riverside located in the north section fo parsel 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead. Comment
  SEINET189691 Image available Menodora scabra var. glabrescens Annie M. Alexander, Louise Kellogg 1941-1 2208 Riverside North base of Eagle Mountains 1158 Comment
  CLARK-A1528-573  Mentha citrata John C. Roos 1951-9-25 5289 Riverside Riverside 259 Comment
  CAS-BOT-BC223710  Mentzelia K. Larson 1977-5-12 2286 Riverside Wiley Wells Road ca. 20 mi. W. Blythe Comment
  CHSC7076  Mentzelia I. Wilson 1969-4-6 Riverside Dry stream bed on e side of access road to Desert Center on s side of Highway 10. Comment
  LA210644  Mentzelia affinis A. M. Johnson; 1933-2-23 4177 Riverside E of Cook's Ranch, 4 mi. NW of Indian Wells, W of wash. Comment
  JOTR30972  Mentzelia albicaulis La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1945 Riverside Joshua Tree National Park. (Stop 1) Pleasant Valley at base of Hexie Mountains, near Blue Cut Gorge Comment
  JOTR34485  Mentzelia albicaulis Andre, Jim 2012-4-16 20969 Riverside Joshua Tree National Park. along Cottonwood Spring Road, approx. 6 mi. south of the North Entrance at Twin Tanks parking area. 1196 Comment
  JOTR31891  Mentzelia involucrata La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 2141 Riverside Joshua Tree National Park. West Cottonwood Mountains; southeast edge of Pinkham Wash, east of Pinkham Canyon Road; rocky flats between small drainages in mouth of Pinkham Wash Comment
  RSA239809  Mentzelia involucrata C. W. Tilforth 1973-4-29 774 Riverside 2 miles S of Bridge at base of Seven Level Hill, S of Palm Desert, Hwy 74 457 Comment
  SBBG97174  Mentzelia involucrata W. L. Halvorson 1977-3-8 77 -94 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  SEINET3004996  Mentzelia involucrata G. Rink 2011-4-4 10424 Riverside Northwest of Blythe, east of the McCoy Mtns, desert pavement 182 Comment
  SEINET3263235  Mentzelia involucrata J. Andre, T. La Doux, R. B. Kelley 2012-5-4 21073 Riverside Joshua Tree National Park; Long Canyon, up side canyon approx 400 m west of main canyon drainage. Yucca Valley South Quad. Comment
  UCR165638  Mentzelia involucrata John F. Green 2005-2-2 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 mi east of Desert Beach 24 Comment
  RSA78453  Mentzelia involucrata var. megalantha Verne Grant, Alva Grant 1952-4-1 17518 Riverside 9 miles E of Mecca Comment
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Dec 14 2011
  JOTR30330  Mentzelia jonesii La Doux, Tasha, Bill Truesdell, Erin Babich, Mark Wheeler 2008-4-8 1773 Riverside Joshua Tree National Park. Stop #3: Quail wash, Little San Bernardino Mtns.; sloping pediments above Quail wash; Old dam site w/ ground cover of Malacothrix glabrata, Linanthus aureus ssp. aureus. Comment
  RSA282917  Mentzelia montana C. W. Tilforth 1980-6-17 2011 Riverside Along Thomas Mtn Rd south of Lake Hemet, west of Hwy 74. 1662 Comment
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Dec 19 2008
  RSA446890  Mentzelia veatchiana Robert L. Rutherford 1945-5-24 1660 Riverside Big Oaks Canyon, Banning 1220 Comment
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Oct 30 2011
  UC1595562  Micropus californicus var. californicus Steve Boyd and Orlando Mistretta 1991-5-22 6302 Riverside e of Dorland (w of Kolb Cr., base of Agua Tibia Mtn., Vail Lake area); Vail Lake, Agua Tibia Mtn. 548 Comment
  RSA696126  Microseris douglasii A. C. Sanders, Carolyn Washburn 2001-4-17 24049 Riverside San Jacinto Valley: southwest edge of Hemet, north of Stetson Av. midway between Warren Rd. and California Av., east of canal. 457 Comment
  RSA524441  Microseris douglasii subsp. platycarpha Steve Boyd, Timothy S. Ross, Laurel Arnseth, Jaime Bonilla 1990-4-3 4057 Riverside Vail Lake area, summit of Big Oak Mountain at E end 793 Comment
  UCR104616  Microseris douglasii subsp. platycarpha D. E. Bramlet 1993-3-30 2299 Riverside Siegal Ranch Road approx. 95 m south of Cajalco Road and 976 m east of the intersection of Cajalco Rd. and Sierra Ave., c. 20 m west of Siegal Ranch Road 451 Comment
  UCR230786  Microseris heterocarpa A. C. Sanders, Nathan Moorhatch 2011-3-22 38784 Riverside Peninsular Range; Perris-Aguanga Basin, Romoland, Menifee Valley, south of Ethanac Rd. between Trumble Rd. and 215 Fwy 436 Comment
  RSA95238  Microseris heterocarpa F. W. Peirson 1922-4-29 2951 Riverside South of Lake Elsinore. 381 Comment
  RSA678352  Microseris lindleyi Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10467 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  RSA0018782  Mimetanthe pilosa N. C. Cooper 1949-6-29 4333 Riverside Idlewild, San Jacinto Mountains. 1524 Comment
  RSA0018789  Mimetanthe pilosa Naomi S. Fraga, Erika Gardner, Beth Kempton, Tom Kerrin-Torres, Michael Wall 2008-7-17 2424 Riverside Mount San Jacinto State Park; Hidden Lake 2652 Comment
  UCR98683  Mimulus aurantiacus 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
  RSA550790  Mimulus aurantiacus var. pubescens David M. Thompson 1992-5-19 1071 Riverside Joshua Tree National Monument. Hidden Valley Campground, 14 rd. mi. S of Joshua Tree town. 1296 Comment
  RSA160548  Mimulus aurantiacus var. puniceus J. D. Olmsted 1959-4-18 422 Riverside Santa Ana Mtn. base. 3 miles N of Elsinore on Hwy 71 in weedy area on East side of road. 335 Comment
  UCR138154  Mimulus aurantiacus var. puniceus D. L. Banks 1997-2-23 1305 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation, north of Pechanga Rd. and south of Anza Rd., just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire 460 Comment
  UCR279587  Mimulus bigelovii A. C. Sanders, Jim Malusa 2017-3-28 43149 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
  HSC28446  Mimulus bigelovii var. bigelovii Richard Spjut 1973-4-10 3292 Riverside Colorado Desert: N face of Chuckawalla Mts., ca. 3-4 mi/ S of Desert Center 305 Comment
  UCR22483  Mimulus bigelovii var. bigelovii C. S. Jones 1979-3-27 49 Riverside Sonoran (Colorado) Desert, Near unnamed dirt road approximately 5 mi north of I-10 and 4 mi west of Desert Center 412 Comment
  UCR26543  Mimulus brevipes A. C. Sanders, S. Hagopian 1981-5-20 2143 Riverside Perris-Aguanga Basin, S side of Pauba Valley, within l mi of Hwy 71 bridge over the Temecula River 367 Comment
  UC1234769  Mimulus clevelandii Peter H. Raven 1962-5-18 17759 Riverside 2.9 mi s Santiago Peak (Main Divide Truck Trail) 1234 Comment
  CAS-BOT-BC9451  Mimulus diffusus R. S. Woglum 1937-5-22 555 Riverside Santa Rosa Mountains, near Santa Rosa Indian Reservation Comment
  RSA561064  Mimulus diffusus Tim S. Ross 1993-5-12 7349 Riverside Southern Santa Ana Mountains, San Mateo County Wilderness area. San Mateo Canyon,, along stream bed and adjacent to benches and lower slopes from confluence with Los Alamos Canyon downstream to confluence with Tenaja Canyon. 365 Comment
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Dec 5 2014
  UC1929864  Mimulus floribundus Scott D. White, Michael Honer, Dylan Hannon 2003-6-24 9600 Riverside Near Rainbow Valley.: Mountains west of I-15 Freeway and immediately north of San Diego County boundary. Comment
  UC26926  Mimulus floribundus H. M. Hall 1901-7 2579 Riverside Tamarack Valley San Jacinto Mountains 2499 Comment
  LA209478  Mimulus fremontii Norman C. Cooper; 1944-6-17 1417 Riverside San Jacinto Mountains, above Banning 1219 Comment
  UCR108857  Mimulus fremontii Heidi A. Haid 1968-5-8 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  UC886214  Mimulus guttatus Carl B. Wolf 1932-5-25 3673 Riverside 1 mi below, n base of mts. Fish Hatchery; San Jacinto Mts., Snow Creek Canyon 396 Comment
  UCR163338  Mimulus guttatus T. B. Salvato, Kelly Volansky 2003-3-27 127 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  UC64195  Mimulus palmeri H. M. Hall May 1899 1281 Riverside s side San Jacinto Mountains 1524 Comment
  SBBG66693  Mimulus parishii M. D. Clary 1928-7-15 1060 Riverside Whitewater Cyn 762 Comment
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Jan 15 2010
  UCR110973  Mimulus parishii George K. Helmkamp 1998-6-27 4100 Riverside Santa Rosa Mtns., 3.3 miles south of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail, FS Rd. 7S02), in vicinity of an unnamed spring 1585 Comment
  JEPS10589  Mimulus pilosus W. L. Jepson May 17 1901-Jun 1 1901 1368 Riverside Palm Canyon; and return to Van Deventer's Comment
  UCR281212  Mimulus pilosus Mitch Provance, John Hazlett 2017-4-27 417- 26 Riverside Elsinore Trough, Baker St., 0.05-0.15 miles SE of Pierce St. 384 Comment
  RSA650913  Mimulus puniceus Carol Zuck 1981-2-16 39 Riverside On [Hwy] 74, 14.8 miles southest of Santa Rosa Rd. overlooking Elsinore. Comment
  UCR114843  Mirabilis californica Mitch Provance 1998-2-17 70 Riverside Jurupa Mountains, Slopes on the W side of Sierra Blvd, c. 0.7 km NNW of the Jensen Quarry 396 Comment
  UCR264233  Mirabilis laevis A. C. Sanders, Jim Malusa 2015-9-10 41860 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 0.85 mi. SE of its junction with Summit Rd. in Salt Creek Canyon, at wash crossing, at edge of Chocolate Mountains Aerial Gunnery Range 480 Comment
  CAS-BOT-BC434673  Mirabilis laevis var. crassifolia Marian L. Campbell 1921-3-19 50 Riverside Banning Comment
  CAS-BOT-BC434818  Mirabilis laevis var. retrorsa S. B. Parish 1916-5-13 10847 Riverside Cottonwood Spr., Colorado Desert 792 Comment
  RSA772129  Mirabilis laevis var. retrorsa Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4827 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010. 915 Comment
  RSA408760  Mohavea confertiflora Robert Gustafson 1980-4-3 1518 Riverside Orocopia Mountains, about 15 miles E of Mecca on Box Canyon road, thence about 2 miles S along dirt road 579 Comment
  UC310590  Mohavea confertiflora Philip A. Munz 1926-1-31 9961 Riverside Colorado Desert, Dos Palmos Spring Dos Palmos Spring; Colorado Desert, Dos Palmos Spring Comment
  UCR233166  Mohavea confertiflora Jim Andre, Glenn L. Clifton 2011-2-22 17445 Riverside Mecca Hills, along Box Canyon Road, 10.3 mi northeast of town of Mecca 219 Comment
  UCSB17614  Mohavea confertiflora Gerhart, Janet 1963-4-6 Riverside Coachella Canal; siphon #22; 5 mi S of intersection with Salt Creek Wash Comment
  RSA0104635  Mollugo cerviana Duncan S. Bell, Evan Meyer 2014-10-28 7665 Riverside Santa Rosa Mountains; at the foot of the mountains between Toro Canyon and Martinez Canyon. 169 Comment
  UC130499  Monardella australis subsp. australis Mrs. C. M. Wilder 1909-7-10 3 Riverside above Walters; San Jacinto Mts., Tahquitz creek Comment
  SEINET5333332  Monardella australis subsp. australis G. B. Grant 1904-7-23 795 a-6348 Riverside Mt. San Gorgonio 2286 Comment
  UC25457  Monardella breweri subsp. lanceolata H. M. Hall 340 Riverside San Jacinto Mountains 2438 Comment
  UCD125187  Monardella breweri subsp. lanceolata R. N. Raynor 1938-6-20 s.n. Riverside Aguanga. Comment
  POM259259  Monardella linoides subsp. linoides P. A. Munz 1938-8-14 15380 Riverside High ridge east of Toro Peak, Santa Rosa Mts. 2287 Comment
  UC1931123  Monardella linoides subsp. linoides Scott D. White, Justin Wood 2008-7-10 12457 Riverside San Jacinto mountains: Fobes spring (Palm View Peak) Comment
  UC218113  Monardella linoides subsp. linoides P. A. Munz 1922-6-30 5921 Riverside Santa Rosa Santa Rosa Mts. 1981 Comment
  UCR217559  Monardella macrantha subsp. hallii Jeff B. Galvin 2009-7-14 95 Riverside Peninsular Ranges, San Jacinto Mountains, Chimney Flats, along Old Control Road 1383 Comment
  CAS-BOT-BC215493  Monardella nana E. McClintock; H. Lewis 1941-6-29 76 Riverside Road up Santa Rosa Mt. 1/2 mile beyond canyon where stream crosses road Comment
  RSA152142  Monardella nana subsp. tenuiflora Wesley O. Griesel 1962-6-29 s.n. Riverside San Jacinto Mountains: Dark Canyon. 1921 Comment
  RSA249859  Monardella nana subsp. tenuiflora Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38140 Riverside San Jacinto Mountains: San Bernardino National Forest. Hill above James Reserve and Lake Fulmor. 1677 Comment
  UC1499817  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-18 122 Riverside trail to Hidden Lake (about 1 mi beyond the cienega); San Jacinto Mts. Comment
  UC1499961  Monardella nana subsp. tenuiflora E. and M. McClintock, D. Weiner 1941-7-11 103 Riverside 1/2 mi beyond Black Mt. Spring; Black Mt. Comment
  SEINET10582077  Monardella nana subsp. tenuiflora A. Graff 1993-6-24 Graff 43 Riverside San Bernadino National Forest, San Jacinto Mtns. 1.45 miles in on Black Mtn. Rd. (USNFS Rd. 4S01) from Hwy. 243, on both sides of the road, though most extensively on the right. Before intersection of 4S01 and 4S02. T4S,R2E,S23. Locally abundant in semi-shade, with Quercus kelloggi, Q. chrysolepis, Picea sp., Pinus coulteri, P. ponderosa, Arctostaphylos pringlei, Eriogonum confertiflorum, Lupinus sp., Lotus scoparius. Need USNFS permission to collect. Comment
  UCR121353  Monardella robisonii A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24608 Riverside Mojave Desert, Little San Bernardino Mtns, Stubbe Spring, Joshua Tree National Park, 4.35 mi. (airline) SW from park road in Lost Horse Valley 1372 Comment
  RSA556441  Monolepis nuttalliana Julie Greene 1993-4-17 1206 Riverside San Jacinto Wildlife Area. W of San Jacinto River, W of Davis Rd. 439 Comment
  RSA692205  Monoptilon bellioides Scott D. White, Michael Honer 2003-5-14 9284 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  UC1069982  Monoptilon bellioides H. S. Yates 1937-3-24 6455 Riverside Deep Canyon Thermal Quadrangle Comment
  UCR104032  Monoptilon bellioides George K. Helmkamp, E. A. Helmkamp 1998-2-18 2734 Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, 10.6 miles SSW of Chuckwalla Valley Rd. on Graham Pass Rd. 488 Comment
  UCR165265  Monoptilon bellioides John F. Green 2005-2-2 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 mi east of Desert Beach 24 Comment
  UCR274210  Muhlenbergia asperifolia Duncan S. Bell 2014-11-14 7713 Riverside Santa Rosa Mountains, Santa Rosa Wilderness area, west side of Martinez Mountain, Cactus Spring 1292 Comment
  UC1117712  Muhlenbergia microsperma A. A. Beetle 1946-4-18 4231 Riverside near Murietta; DeLuz Comment
  UCR85187  Muhlenbergia microsperma A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-19 16182 Riverside Coachella Valley/San Jacinto Mtns. foothills, Chino Canyon near the Palm Springs tram station 793 Comment
  RSA403607  Muhlenbergia rigens I. W. Clokey, E. G. Anderson 1935-8-21 6524 Riverside Fuller Creek. Comment
  UCD87002  Muhlenbergia rigens A. A. Beetle 1944-4-27 3004 Riverside West of Murietta. Comment
  CLARK-A1045-175  Muilla maritima George K. Helmkamp 1979-5-5 Riverside Santa Ana Mountains vernal pool; Wildomar 7.5' Q Comment
  RSA787204  Muilla maritima J. D. Olmsted 1962-5-1 428 Riverside 5 degrees NE slope just west of top of highest Southern California waterfall; 1/4 mi. SE of Falls Plateau, Snow Canyon N of Mt. San Jacinto 945 Comment
  SD28079  Myriopteris covillei Carl B. Wolf 1932-5-24 3646 Riverside Snow Creek Canyon, I(c) mile below fish hatchery, north base of San Jacintos mountains 550 Comment
  SJSU1887  Nama demissa J. W. Tilden 1957-4-18 1106 Riverside near Whitewater E of San Gregorio Pass Comment
  JOTR33994  Nama demissa var. demissa La Doux, Tasha, M. Harding 2010-4-7 2882 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View; side canyon leading north, approx. 1 mile north of park boundary Comment
  UCR244320  Nama demissa var. demissa Jim Andre 2012-4-16 20924 Riverside Mojave/Sonoran Desert Transition, Joshua Tree National Park; along Cottonwood Springs Rd, 2.4 mi. north of Cottonwood Visitor's Center 956 Comment
  CLARK-A1528-5488  Nama stenocarpa John C. Roos 1951-10-19 5327 Riverside San Jacinto Valley 457 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
  POM263110  Nassella cernua J. C. Roos 1937-5-10 430 Riverside Perris Comment
  UCD87909  Nassella cernua Fred M. Reed 1906-3-17 927 Riverside Riverside. Tequesquito Arroyo at end of Chicago Ave. Comment
  UCR266253  Navarretia fossalis D. E. Bramlet 2006-5-25 4002 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, 24 m east of the San Jacinto River channel and 37 m north of Nuevo Rd. bridge 430 Comment
  SDSU13947  Navarretia intertexta subsp. intertexta Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2137 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of El Valle meadow. 646 Comment
  UCR20978  Navarretia prostrata A. C. Sanders 1980-5-17 1466 Riverside Santa Rosa Plateau, Santa Ana Mtns., 2.5 miles SW of Murrieta, Mesa De Burro 620 Comment
  RSA336417  Nemacladus glanduliferus R. F. Thorne, W. Wisura, A. Shmida, R. Whittaker 1978-4-23 52047 Riverside Palm Desert area: Just E of Palm Desert, foot of N slope of Santa Rosa Mountains. Comment
  UCR127943  Nemacladus ramosissimus A. C. Sanders 1994-5-30 14610 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  UCR44436  Nemacladus ramosissimus A. C. Sanders, B. Pitzer 1986-4-30 6481 Riverside San Jacinto Mtns, upper Bee Canyon along the road, 1.3 mi. above the mouth of the canyon at the San Jacinto River Valley 732 Comment
  SEINET10873457  Nemacladus rubescens Mcneal 1979-4-20 MCNEAL 2209 Riverside Flash flood wash parallel to Highway 195, 9.9 miles southwest of its junction with Interstate 10 Comment
  RSA0119739  Nemacladus tenuis var. aliformis Duncan Bell 2011-3-19 2062 Riverside West side of the Chuckwalla Mountains; north of Red Cloud Mine Road; approximately 1 air mile southwest of Lost Pony Mine. 599 Comment
  RSA421338  Nemophila menziesii Bonnie C. Templeton 1930-4-9 1022 Riverside Near Banning 500 Comment
  RSA556434  Nemophila menziesii Julie Greene 1993-3-10 1126 Riverside San Jacinto Wildlife area. 476 Comment
  SD247444  Nemophila menziesii T. B. Salvato, John Lovio 2013-3-19 7350 Riverside Perris-Aguanga Basin: Menifee Valley, Los Alamos Road at its crossing of Warm Springs Creek, and hill west of Jeanette Drive (Murrieta 7.5'Q) 390 Comment
  UCR35124  Nemophila menziesii var. integrifolia L. B. Ziegler 1968-5-1 280 Riverside San Jacinto Mtns., at Chimney Flats 1468 Comment
  UC64047  Nemophila spatulata H. M. Hall 1901-7 2406 Riverside in meadows or along creeks of Tamarack Valley, San Jacinto Mountains San Jacinto Mountains, Tamarack Valley 2804 Comment
  JOTR37063  Nicolletia occidentalis La Doux, Tasha, M. Harding, J. Heintz, D. Thomas 2015-4-23 3549 Riverside Joshua Tree National Park. Little San Bernardino Mountains, north of Eureka Peak road; along northward corridor with California Riding and Hiking Trail, sandy wash bottom with steep granite rocky slopes Comment
  UC1929949  Nicotiana attenuata Scott D. White, Justin Wood 2008-6-16 12140 Riverside San Jacinto Mountains: Meadow at Quinn Flat. Idyllwild, Palm View Peak 7.5' Quad. Comment
  UC566777  Nicotiana clevelandii Margaret Stason 1927-2-12 Riverside 1000 Palm Canyon; Colorado Desert Comment
  UCR91736  Nicotiana glauca A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18098 Riverside San Bernardino Mtns, Morongo Indian Reservation, natural pond & bog at SE edge of Burro Flats 1100 Comment
  RSA0108978  Nicotiana obtusifolia Duncan S. Bell, Amanda Bell 2012-1-28 3063 Riverside East side of the Arica Mountains; collecting in Rice Valley, approximately 6 air miles southeast of the ghost town of Rice. 202 Comment
  UCD126680  Nicotiana obtusifolia Dan Axelrod 1932-3-20 s.n. Riverside exact location unknown. Comment
  UCR194540  Nolina parryi A. C. Sanders 2008-7-25 35914 Riverside Peninsular Range; San Jacinto Mtns., east side of May Valley, along Bonita Vista Rd. at foot of hills 1580 Comment
  CAS-BOT-BC171494  Oenothera californica Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Idyllwild Comment
  CAS-BOT-BC171495  Oenothera californica Roxana S. Ferris; Ruth P. Rossbach 1938-5-20 9666 Riverside Between Riverside and Ontario Comment
  CDA38122  Oenothera californica T. C. Fuller 1958-9-23 2196 Riverside 3 miles east of Anza. 0 Comment
  CSUSB206  Oenothera deltoides Sally Bell 1964-3-15 Riverside Cathedral City, in dry wash about 300 yards behind Travel Lodge Trailor Park off Highway 111. 91 Comment
  SEINET3150331  Oenothera dentata M. E. Jones 1882-4-24 3168 Riverside San Jacinto Comment
Read comments
Jun 24 2020
  CLARK-A1528-2648  Oenothera speciosa Charles S. Papp 1965-6-16 860 Riverside Highgrove Comment
  JEPS25897  Oligomeris linifolia E. E. Schellenger April 1920 Riverside canyon e Coachella; Colorado Desert Comment
  UCR112481  Oligomeris linifolia A. C. Sanders, Mitch Provance, T. B. Salvato 2000-4-18 23329 Riverside Coachella Valley, along Dillon Rd. at junction with Tyler, north of I-10, east of Indio and north of Coachella 5 Comment
  POM122388  Olneya tesota Marcus E. Jones 1926-2-16 s.n. Riverside West of Desert Center Comment
  RSA689383  Oncosiphon piluliferum Scott D. White, Michael Honer 2003-6-17 9551 Riverside S Perris Basin: Murrieta. Interstate 215 / Clinton Keith interchange. 457 Comment
  RSA757825  Oncosiphon piluliferum Michael Wall 2010-5-13 560 Riverside San Jacinto Valley, Gilman Springs Rd. between Hemet and Moreno Valley, east of Mystic Lake between 3.0 and 6.0 miles N of jct. with Sanderson Ave. (Hwy 79) Comment
  OBI38920  Opuntia X vaseyi A. C. Sanders 1984-4-15 5012 Riverside Mesa de Colorado, Santa Ana Mtns, 5 air mi SW of Murrieta 610 Comment
  POM288042D  Opuntia phaeacantha David Griffiths 1906-1 8292 Riverside Banning. Comment
  SEINET9192033 Image available Opuntia phaeacantha Marc A. Baker, Michelle Cloud-Hughes 2015-6-23 18358 Riverside 2.5km north of central Banning, 39km NW of central Palm Springs 841 Comment
  SEINET10732174  Opuntia ramosissima Joseph A. Ewan 1933-2-19 Ewan 10836 Riverside Occasional in dry sand of mountain slopes near White [Fa ] Comment
  POM284056  Opuntia vaseyi Lyman Benson 1955-12-6 15618 Riverside Hills 3 miles southeast of Redlands. Crystal Springs. San Bernardino foothills. 488 Comment
  RSA539202  Orcuttia californica D. E. Bramlet 1992-4-29 2253 Riverside San Jacinto Valley, 8 km SW of Hemet, NW of the intersection of California Ave. and Stowe Rd., c. 250 ft. north of Stowe Rd. and c. 350 ft. west of California Ave. 456 Comment
  UCR119797  Orcuttia californica R. E. Riefner Jr. 1998-8-13 98- 474 Riverside Elsinore Trough, Wildomar, [S end of Lake Elsinore ?] Comment
  SEINET10500313  Orobanche cooperi David B. Dunn 1946-2-23 Dunn 1987 Riverside Collected in a sandy wash bed beside a boulder in Grotto Canyon. Comment
  JOTR37463  Orobanche fasciculata Hodges, Stephen, T. Green 2016-5-5 585 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Upper Covington Flats, southwest from parking area for Covington Crest trail, along the ridge crest (Stop 1) Comment
  RSA0081026  Orobanche fasciculata Philip A. Munz, I. M. Johnston 1922-5-21 5481 Riverside Kenworthy, San Jacinto Mts. 1432 Comment
  RSA614422  Oxalis pes-caprae D. L. Banks 1997-3-29 1555 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, at San Gabriel Church along Pechanga Road, in front of the cemetery 378 Comment
  UCR30825  Oxyria digyna Lester H. Cushman 1934-8-10 2249 Riverside San Jacinto Mtns., on San Jacinto Peak 3293 Comment
  UCR146247  Oxytheca caryophylloides R. F. Thorne, Et al. 1969-6-24 38137 Riverside Peninsular Ranges; San Jacinto Mountains, San Bernardino National Forest. Woods above James Reserve 1677 Comment
  POM19662  Oxytheca trilobata Mary F. Spencer 1923-7-1 s.n. Riverside Tahquitz Ridge, Idyllwild, San Jacinto Mts. 2287 Comment
  CAS-BOT-BC121215  Paeonia californica Lyman Benson 1932-3-26 3178 Riverside Temecula Grade, Temecula Valley 548 Comment
  SFV9414  Palafoxia arida M. L. Vincent, R. H. Swade 1963-10-19 453 Riverside Snow Creek Road, 2 miles from its intersection with California State Highway 111. This intersection is about 0.5 miles southeast of the intersection between Highway 111 and Interstate Highway 10. 366 Comment
  UCR100126  Palafoxia arida B. G. Pitzer 1997-10-19 3351 Riverside Sonoran (Colorado) Desert, north foot of Chuckwalla Mtns., Eagle Mtn. Road on south side of Hwy I-10, c. 0.8 mi. south of Hwy at powerline road 500 Comment
  RSA27508  Palafoxia arida var. arida I. L. Wiggins 1941-3-24 9573 Riverside Along eastern side of Salton Sea, 2.7 miles south of Mortmar. Comment
  RSA289866  Palafoxia arida var. arida B. A. Prigge 1980-12-15 4106 Riverside Coachella Valley Stormwater Channel: 3 miles S of Mecca where Lincoln Street crosses channel. -67 Comment
  UC51605  Palafoxia arida var. arida Jos. Burtt Davy 1902-4-2 8055 Riverside Salton Comment
  UC406771  Panicum hirticaule subsp. hirticaule Marcus E. Jones, A. M. 1929-9-16 24693 Riverside e Desert Center; e of Desert Center Comment
  CAS-BOT-BC253897  Panicum urvilleanum S. C. Spencer 1999-7-1 DEC- 831 -1 Riverside San Jacinto Valley: bottom of San Jacinto River channel, about 100 m N of Main Street 488 Comment
  UC1929823  Parietaria hespera var. hespera Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10475 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
  UCR100302  Parietaria hespera var. hespera B. G. Pitzer 1997-4-20 3192 Riverside Lakeview Mtns, Intersection of 'Dutton' Street with Voltaire Vista Road. (Note: Dutton ends in T-intersection at Sardis Lane, which makes a 90 deg. E turn onto Brent Lane, which becomes Voltaire Vista Road east of Elton Lane. Therefore, this locality is actually the intersection of Elton Lane & Voltaire Vista Road.) 610 Comment
  UCR241413  Parkinsonia aculeata T. B. Salvato, Matt Malle, Tom Sullivan 2013-3-27 7439 Riverside Perris-Aguanga Basin, Menifee, vacant lot north of Newcomb Substation, at southwest corner of Lazy Creek Road and Murrieta Road 432 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
  SBBG68552  Parkinsonia florida M. N. Ackley -Apr-1928 608 Riverside Coral Reef Ranch, Coachella Valley -12 Comment
  RSA509447  Paspalum dilatatum L. F. LaPre 1988-7-22 s.n. Riverside Santa Rosa Springs Ranch; Santa Rosa Plateau, W of town of Murrieta 549 Comment
  UCD88699  Paspalum notatum C. W. Tilforth 1976-9-19 1224 Riverside at 317 Swan Lake Mobile Home Park, Mira Loma (10 miles north of Corona.) Comment
  RSA778527  Pectis papposa Amber Swanson, Linda Jean Foster 2011-10-8 628 Riverside Jct of Blythe Rice Rd and Hwy 62. 287 Comment
  UCR58874  Pectis papposa J. M. Stewart 1989-10-17 619 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, c. 10 mi west of Wiley's Well 305 Comment
  CLARK-A1528-2249  Pectocarya linearis John C. Roos 1952-2-29 5371 Riverside Reche Canyon 457 Comment
  CSUSB746  Pectocarya linearis Frank Aubrey 1959-4-12 Riverside 150 feet west of pond northeast of Webber Hall on UCR (University of California, Riverside) campus. 304 Comment
  RSA660562  Pectocarya linearis Starr Streight 1982-4-17 76 Riverside Field north of Santa Rosa road, 5.7 miles east of Lake Mathews Road. Comment
  UCR174125  Pectocarya linearis A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32632 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
  UCR232075  Pectocarya linearis John F. Green 2008-4-24 16- 01 Riverside Peninsular Range; SE Gavilan Hills, Lake Elsinore, west of Hwy 74 453 Comment
  UCR273110  Pectocarya linearis subsp. ferocula Mitch Provance 2001-4-21 17014 Riverside San Bernardino Valley, Jurupa Mountains, Jurupa Valley, Sunnyslope area, E of Sierra Ave, N of Lauren Ln., at SW base of 'Noname Mtn. 320 Comment
  JEPS68196  Pectocarya penicillata W. L. Jepson 1935-4-17 19149 Riverside 1.5 mi n Elsinore 457 Comment
  RSA594526  Pectocarya penicillata D. L. Banks, Dylan Hannon 1996-5-3 1006 Riverside Agua Tibia Mountains; Cleveland National Forest; Dripping Springs Campground, 30 m N of campsite #9 487 Comment
  RSA614178  Pectocarya penicillata D. L. Banks 1997-2-17 1281 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, along Pechanga Road in the Reservation, approximately 10 m west of the Pechanga Tribal Government Center. 367 Comment
  UC1114562  Pectocarya penicillata Peter H. Raven 1958-3-15 11838 Riverside Box Canyon Comment
  UC218244  Pectocarya penicillata P. A. Munz and I. M. Johnston 1922-5-19 5422 Riverside San Jacinto Mountains, Keen Camp 1524 Comment
  SD132301  Pectocarya platycarpa O. F. Clarke 1973-4-1 Riverside Alluvial fan at south entrance to Joshua Tree National Monument, below Cottonwood Springs. Comment
  UCR89719  Pectocarya platycarpa J. M. Stewart 1991-4-7 784 Riverside Sonoran (Colorado) Desert, Pinto Wash south of Joshua Tree National Monument, Eagle Mountains Comment
  UCR229215  Pectocarya recurvata Tara Schoenwetter 2011-5-27 s.n. Riverside Peninsular Range, Alberhill, off Lake St. at Alberhill Mountain, N of Coal Ave./Nichols Rd. extension 429 Comment
  JOTR31055  Pectocarya setosa La Doux, Tasha, Maria Harding, Mark Wheeler 2010-5-20 2038 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lower Covington Flats; STOP 1: drainage heading toward Smithwater Canyon, rocky canyon with narrow sandy bottom Comment
  JOTR31974  Pectocarya setosa La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2210 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; large wash at mouth of rocky, narrow canyon 719 Comment
  IRVC3138  Pellaea andromedifolia R. H. Whittaker, W. A. Niering 1963-6-2 SJ 170 Riverside Mountain Center to Hemet Highway [74]. Peninsular Ranges, San Jacinto Mountains 915 Comment
  CAS-BOT-BC77192  Pellaea mucronata subsp. mucronata C. B. Wolf 1931-5-11 1958 Riverside San Jacinto Mts. - rocky places near Pipe Creek above Hemet Valley 1676 Comment
  SD153020  Pellaea mucronata subsp. mucronata Steve Boyd, Tim Ross 1992-5-5 7220 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area; Oak Flats area east of Verdugo Potrero. 730 Comment
  RSA585636  Pellaea mucronata var. mucronata Darin L. Banks, Steve Boyd 1995-3-15 71 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 790 Comment
  UC1951230  Pennisetum setaceum Scott D. White, Justin Wood 2009-4-29 12619 Riverside Little San Bernardino Mountains: City of Desert Hot Springs, Proposed development N of Pierson Blvd and E of Verbena Dr. Seven Palms Valley 7.5' Quad. Comment
  UCR226913  Pennisetum setaceum Jim Andre 2011-2-2 16214 Riverside Coachella Valley, west of Palm Springs along Hwy 111 (south side) at base of San Jacinto Mtns at Windy Point 5.5 mi from junction with Hwy I-10 259 Comment
  RSA285587  Penstemon centranthifolius D. C. Michener 1980-6-11 3672 Riverside Bautista canyon 7.1 mi. above jct (end) of Lower BAutista Canyon Rd. (5S14) and short road to CA 74. Comment
  SEINET3079731 Image available Penstemon centranthifolius J. Easton 1987-4-23 Riverside E of Anza along Hwy 371, Hamilton Creek Canyon. 1249 Comment
  SFV17409  Penstemon clevelandii M. S. Valenzuela 1998-6-6 74 dup. Riverside Highway 74 near Santa Rosa Mountain Road. 1220 Comment
  POM229442  Penstemon clevelandii subsp. connatus Philip A. Munz 1937-5-30 15097 Riverside North of Vandeventer Flat, Santa Rosa Mountain 1677 Comment
  RSA78133  Penstemon clevelandii subsp. connatus Verne Grant, Grant 1953-5-15 18459 Riverside A couple of miles east of Pinyon Flat Public Camp, along Hwy 74 1159 Comment
  UC195280  Penstemon clevelandii var. connatus S. B. and W. F. Parish Apr, 1882 1216 Riverside Mts. at Agua Caliente [Agua Caliente=Palm Springs, (now) Riverside Co., [hence probably near Vandeventers Ranch above that town.]?DDK J. Ewan 1935] Mts. at Agua Caliente Comment
Read comments
Nov 6 2006
  NY601197  Penstemon clevelandii var. mohavensis E. C. Jaeger 1923-5-20 s.n. Riverside Keyes Ranch, Little San Bernardino Mountains, near San Bernardino County line. Comment
  SD229290  Penstemon labrosus Dick Schwenkmeyer 2012-8-7 781 Riverside Santa Rosa Mountain Cabin, 10 miles southeast of the intersection of Highway 74 and Santa Rosa Mountain road. 2305 Comment
  JEPS13908  Penstemon rostriflorus I. W. Clokey, E. G. Anderson 1935-8-2 6903 Riverside Fuller's Creek San Jacinto Mts., Fuller's Creek 1500 Comment
  UCR141686  Penstemon spectabilis June Latting 1980-5-20 s.n. Riverside Peninsular Range, Santa Ana Mountains, Skyline Drive in Tin Mine Canyon, south of Sierra Peak 671 Comment
  UCSB18235  Penstemon spectabilis Matchett, Will 1964-5-16 Riverside 4.7 miles south of Interstate Highway 10 on Banning-Idelwild Road, San Jacinto Mountains 1158 Comment
  RSA97001  Penstemon spectabilis R. M. Straw 1953-6-25 485 Riverside Northwest slope of Santa Rosa Mts., along truck trail. 1829 Comment
  RSA97002  Penstemon spectabilis subsp. spectabilis R. M. Straw 1953-6-25 487 Riverside Santa Rosa Mountain Truck Trail, off Palms to Pines Hwy. 1677 Comment
  UCR107835  Penstemon spectabilis var. spectabilis D. L. Banks 1997-5-5 1984 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek. Along the S fork of Pechanga Creek 427 Comment
  RSA171363  Pentachaeta aurea J. D. Olmsted 1962-5-3 3514 Riverside Intersection of Pines to Palms Hwy and south access road to Thomas Moutain 1387 Comment
  RSA0120467  Pentagramma triangularis Duncan S. Bell 2016-4-16 9304 Riverside Whitewater Watershed; Whitewater Canyon; collecting in Rainbow Canyon, approximately 2.5 air miles east northeast of Kitching Peak. 1023 Comment
  UCR261119  Pentagramma triangularis Joseph Cahill 2011-1-29 111- 20 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, c. 1.4 miles west of intersection of South Palm Canyon Dr. and Murray Canyon Dr., SW of Palm Springs 403 Comment
  SEINET9628509 Image available Pentagramma triangularis C. L. Hitchcock, C. V. Muhlick 1964-3-17 23110 Riverside Along steep bank, 10 mi N of Pala, along road to Elsinore. Comment
  SBBG2633  Peritoma arborea H. and M. Dearing 1940-11-10 5012 Riverside near Whitewater Comment
  CAS-BOT-BC77485  Peritoma arborea var. angustata F. H. Billings 1926-2-6 18 Riverside Desert near Palm Springs Comment
  CAS-BOT-BC332707  Perityle J. Von Loh 1978-1-23 3299 Riverside About 12 mi SW of Blythe 121 Comment
  RSA788979  Perityle emoryi Aaron C. Sedgwick, David Fraker 2012-3-28 27 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  UCR87854  Perityle emoryi Michael A. Patten, S. J. Myers 1993-8-20 s.n. Riverside Sonoran (Colorado) Desert, along Tahquitz Creek and behind the debris basin dam in Palm Springs 183 Comment
  CAS-BOT-BC413483  Persicaria amphibia I. M. Johnston 1918-5-30 2027 Riverside Lee Lake, Temescal Canon [Canyon] 335 Comment
  CAS-BOT-BC419046  Persicaria lapathifolia Philip A. Munz 1935-10-21 14653 Riverside Santa Ana River below Rincon Comment
  UCR19121  Petalonyx linearis John C. Roos, Lucille Roos 1949-4-6 4143 Riverside Sonoran (Colorado) Desert, Canyon in the Orocopia Mountains, 2.5 mi. NE of Dos Palmas Spring 152 Comment
  SBBG4891  Petalonyx thurberi subsp. thurberi H. and M. Dearing 1940-6-7 4322 Riverside 7 mi N of Palm Springs Comment
  UCR266402  Petunia parviflora D. E. Bramlet 1996-5-4 2467 Riverside Perris-Aguanga Basin Region, San Jacinto Wildlife Area, shallow ponds near Marsh A, c. 1.39 km NE of the reserve entrance at Davis Road, via Contour Rd. 434 Comment
  CAS-BOT-BC326727  Peucephyllum schottii Munz; Street; Williams 1919-3-26 2391 Riverside Near Salton Sea Comment
  JEPS23580  Peucephyllum schottii Peter H. Raven 1958-3-15 11831 Riverside near Mecca; Painted Canyon Comment
  RSA688851  Peucephyllum schottii Scott D. White, Michael Honer 2003-5-13 9259 Riverside San Bernardino Mtns: Whitewater Canyon, ca. 2 miles north of Bonnie Bell. 579 Comment
  RSA526134  Phacelia brachyloba Steve Boyd, T. S. Ross 1990-5-11 4647 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
  UCR260849  Phacelia brachyloba A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41415 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
  CHSC707  Phacelia campanularia F. Hughes 1935-4-16 Riverside East of Indio, Colorado Desert. 30 Comment
  CLARK-A1045-211  Phacelia campanularia George K. Helmkamp 1979-4-18 Riverside Indio Hills along Dillon Road; Lost Horse Mtn. 15'Q Comment
  RSA427697B  Phacelia campanularia subsp. vasiformis N. C. Cooper 1944-3-25 995 Riverside Morongo Pass. 457 Comment
  UCR226582  Phacelia campanularia subsp. vasiformis Jim Andre 2011-2-18 15825 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
  CSUSB130  Phacelia cicutaria Bob Sullivan 1966-3-10 Riverside 100 yards east of railroad tracks on corner of Tamescal Street and Comtom Ave. -near city of Corona 259 Comment
  UCR121106  Phacelia ciliata A. C. Sanders, Sue Nash, Tom Paulek, et al 2002-4-7 24902 Riverside Perris-Aguanga Basin region, San Jacinto Wildlife Area, west side of Davis Rd., just north of the old San Jacinto River channel (levee), 2.25 mi. north of Lakeview 434 Comment
  UCR16832  Phacelia crenulata W. C. Anderson 1968-4-22 680422- 9 Riverside Sonoran (Colorado) Desert, 2 mi. south of Cottonwood Guard Station, Joshua Tree National Monument [now Park] Comment
  UCSB46537  Phacelia crenulata var. crenulata Watts, Lisa 1983-3-6 Riverside South side of CA Highway 195, 5.5 miles east of Mecca, Box Canyon Wash 60 Comment
  JOTR34085  Phacelia cryptantha La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2979 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; narrow canyon with loamy slopes and rocky outcrops; 2009 burn area, below Lost Horse Mine Comment
  CLARK-A1045-319  Phacelia distans George K. Helmkamp 1977-3-20 Riverside Morongo Indian Reservation edge of Hathaway Creek, west of the Malki Museum; Cabazon 7.5'Q Comment
  JOTR16722  Phacelia distans Moore, Sue 1968-5-6 5 /6/1968 Riverside Joshua Tree National Park. EUREKA PEAK 1676 Comment
  RSA650561  Phacelia distans Marion P. Harthill 1973-2-17 1584 Riverside Scissori Crossing, Palm Springs. 732 Comment
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Jun 9 2013
  UCR19172  Phacelia distans John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 miles southeast of Desert Center 366 Comment
  UCR215613  Phacelia distans Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 09 Riverside Peninsular Range, Box Springs Mountains, eastern edge of Riverside; Two Trees Canyon Trail near the trailhead 409 Comment
  SEINET12280101  Phacelia distans H. M. Hall 1902-1 2953 Riverside vicinity of Riverside, in the Sonoran Zone 366 Comment
  JOTR30257  Phacelia ivesiana Leary, C. and Leary, Pat 1979-5-6 3029 Riverside Joshua Tree National Park. ca. 1.0 mi S.E. of Quail Mtn., Joshua Tree N.M., T2S R7E sec 14 Comment
  UCR18512  Phacelia lemmonii A. C. Sanders 1980-2-1 391 Riverside Santa Rosa Mtns., Carrizo Creek just off Hwy 74 610 Comment
  RSA427699A  Phacelia minor N. C. Cooper 1945-5-6 2265 Riverside San Gorgonio Mountains above Banning. 915 Comment
  RSA510314  Phacelia minor Ed LaRue 1989-6-11 s.n. Riverside W side of Lakeview Mtns., ca 1 mi SE of town on [of] Nuevo. 640 Comment
  UC1069361  Phacelia minor A. Lewis Mar 1934 327 Riverside Bedford Canyon Corona Quadrangle 335 Comment
  UCR177025  Phacelia minor Tracy Tennant 1998-6-5 1030 Riverside Peninsular Range, east side of Roundtop Mtn. and along Sage Road 732 Comment
  RSA0106603  Phacelia minor C. P. Cowan 1978-4-25 1281 Riverside 6.7 (10.7 km) miles SW on 74 from jct. with 71, 4.6 (7.3 km) miles from Lake Elsinore, Santa Ana Mountains, Cleveland National Forest. Whittaker transect #W-229. Comment
  SBBG65013  Phacelia pedicellata M. N. Ackley 1928-4-3 406 Riverside Devils Cyn, Coral Reef Ranch 121 Comment
  SEINET1004522  Phacelia ramosissima Mitch Provance 2003-1 6527 Riverside San Bernardino Valley: S of the site of the historic town of Declezville, in an unincorporated part of Riverside Co. just S of Fontana (in the southridge area), along the NW slopes of the Jurupa Mountains, ca. 0.3 miles ENE of peak 1437. 317 Comment
  UCR181345  Phacelia ramosissima Mitch Provance 2003-7-7 6527 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
  UCR261176  Phacelia ramosissima A. C. Sanders, Katie Young, John Hale 2015-4-22 41602 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
  UCR97271  Phalaris lemmonii Scott D. White 1993-4-25 1272 Riverside Peninsular Range; Perris-Aguanga Basin Region, Vernal Pool ('Bramlet's') on California Ave. between intersection of Stetson and RR crossing 450 Comment
  RSA206497  Phalaris minor E. W. Lathrop 1969-5-19 7066 Riverside 6 mi west of Murrieta. Mesa De Colorado of Santa Rosa Plateau Comment
  RSA666711  Phalaris paradoxa A. C. Sanders, T. B. Salvato 2001-5-25 24383 Riverside San Jacinto Valley: west edge of Hemet, north side of Hwy 74 (Florida Ave.) at Warren Rd., 33 deg 44.5'N, 117 deg 02'W; T5S R1W S7 SW/4 of SW/4; T5S R5W S12, SE/4 of SE/4) 457 Comment
  RSA469903  Phlox austromontana E. C. Jaeger 1922-6-29 s.n. Riverside Tahquitz Valley, San Jacinto Mountains 2073 Comment
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May 29 2011
  RSA49358  Pholistoma membranaceum P. A. Munz 1949-4-11 13008 Riverside Near Conejo Well, north base of Eagle Mts. 915 Comment
  CHSC83682  Phoradendron californicum John Dittes 2002-1-5 2 -47 Riverside Mojave Desert; ca. 11 air-miles south-southwest of Twentynine Palms, ca. 0.8 mile northwest of Hidden Valley Campground, ca. 1 mile east of Lost Horse Ranger Station, base of ridge west of Loop Road. 1286 Comment
  RSA420780  Phoradendron californicum Ora M. Clark 1929-3-17 1737 Riverside West of Indio. Comment
  RSA727012  Phoradendron californicum Naomi S. Fraga, Lisa Rojas 2005-2-10 1413 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 502 Comment
  UCR139944  Phoradendron californicum L. C. Wheeler 1964-10-17 8641 Riverside Sonoran Desert, North side of Orocopia Mountains, south of Hayfield Reservoir 457 Comment
  UC1979619  Phoradendron macrophyllum D. L. Banks, Steve Boyd 1995-10-17 0823 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Dripping Springs Campground, campsite #9. Disturbed area around the campsite and campground roadway. Comment
  UCSB71043  Phragmites australis Lambert, Adam 2007-2-19 Riverside Thousand Palms Canyon. Thousand Palms Canyon Road Comment
  RSA134368  Physalis crassifolia L. S. Rose 1959-1-15 59015 Riverside Rancho El Mirage. 61 Comment
  RSA233714  Physalis crassifolia Frederick W. Oettinger 1968-10-23 818 -B Riverside Whitewater Canyon; 10 mi. NNw of Palm Springs, 4.5 mi. N of Hwy. 10 near trout harchery. Comment
  RSA699077  Physalis crassifolia J. Russell Bruff 1929-11-28 428 Riverside Split Rock. Comment
  RSA709876  Physalis crassifolia Sarah J. De Groot, Leland Lubinsky, Naomi S. Fraga, Lisa Rojas 2005-2-10 4621 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  SBBG88687  Physalis crassifolia K. K. Muller 1971-11-7 2982 Riverside just S of US 60 opposite S entrance to Joshua Tree Nat Monument Comment
  UCR31807  Physalis crassifolia Steve Boyd 1982-3-11 s.n. Riverside Brown Canyon, Brown Canyon 7 miles SE of Hemet 701 Comment
  UCR260255  Physaria tenella A. C. Sanders, Jim Malusa 2015-3-11 41395 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Gasline Road at junction with road to Observation Point Slats, US Navy Chocolate Mountains Aerial Gunnery Range 723 Comment
  CDA42620  Picris echioides J. Chandler 1998-9-22 s.n. Riverside Upper Chase Nursery, 19851 Patterson Ave., Perris. 0 Comment
  RSA356751  Pilularia americana R. F. Thorne, Earl Lathrop 1975-5-20 45541 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 610 Comment
  CAS-BOT-BC78598  Pinus flexilis Arthur Menzies; Bob Murray 1957-8-21 s.n. Riverside Marion Mt., San Jacinto Mts. Comment
  SD136361  Pinus flexilis Carl B. Wolf 1932-8-5 Riverside slopes of San Jacinto Peak, along trail above Round Valley 2925 Comment
  CAS-BOT-BC78896  Pinus monophylla Jas. I. Vale 1977-3-8 s.n. Riverside [Hi-way] Highway 371 between Aguanga + Pines to Palms [Hiway] Highway Comment
  CDA541  Pinus monophylla L. D. Merrill 1999-8-27 s.n. Riverside Santa Rosa Mtns., Cactus Springs trailhead. 0 Comment
  MACF014861  Pinus monophylla Dorothy L. Groninger 1964-12-5 21 Riverside Palms to Pines Highway 1219 Comment
  CAS-BOT-BC79096  Pinus quadrifolia H. M. Hall 1901-6-1 2139 Riverside Santa Rosa Mountains, Coyote Canyon 1524 Comment
  LA6157  Pinus quadrifolia Torn A. Barnerd; 1928-12-2 sn Riverside Santa Rosa Mountains, Vandeventer Flat Comment
  NY62442  Pinus quadrifolia N. H. Holmgren 1969-6-18 3587 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
  UCD134983  Pinus quadrifolia Lionel A. Stange 1956-5-12 s.n. Riverside Fifteen miles south of Banning on road to Idyllwild. Comment
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Mar 13 2014
  UCSB143  Pinus quadrifolia White, Arthur 1960-5-15 Riverside 75 yds. n. of road to Anza, 0.4 mi. w. of its junction with Hwy. 74 Comment
  UCR101800  Piptatherum miliaceum George K. Helmkamp, E. A. Helmkamp 1998-8-17 4445 Riverside Santa Ana Mtns., San Juan Canyon along the Ortega Hwy (Calif. Hwy 74) beside the Orange Co. line 503 Comment
  RSA599117  Piptatherum miliaceum V. W. Steinmann, D. L. Banks 1996-4-20 842 Riverside Agua Tibia Mountains, ca. 10 km east of Temecula, UC Emerson Preserve, ca. 0.5 km from main road along the East Trail, just northeast of the summer cottage., ca. 33?28'N, 117?02'W 450 Comment
  UCR96810  Pityrogramma triangularis var. triangularis A. C. Sanders, O. F. Clarke & H. Forster 1997-3-2 19764 Riverside Box Springs Mountains, E side of the range in Pigeon Pass area, above W end of Quail Call Drive, in canyon just west of section line. 610 Comment
  RSA656541  Plagiobothrys canescens A. C. Sanders 2000-5-25 23422 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
  UCR225509  Plagiobothrys collinus A. C. Sanders 2011-3-29 38862 Riverside Peninsular Range; Perris-Aguanga Basin Region, hills between Sun City and Perris, low hilltop along powerline corridor c. 1/2 mile west of Goetz Rd., west of Alabaster Loop, above the San Jacinto River upstream of Railroad Canyon Lake 451 Comment
  UCR114929  Plagiobothrys collinus var. californicus Julie A. Greene 1993-4-30 1278 A Riverside San Jacinto Valley, San Jacinto Wildlife Area. south of visitor center road and north of the old San Jacinto River drainage 433 Comment
  RSA587423  Plagiobothrys collinus var. fulvescens D. L. Banks, S. D. Boyd 1995-6-2 567 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of N peak of Agua Tibia Mountain; On the Woodchuck Trail N of the Riverside County boundary, in the clay grasslands in section 32., W of the Dripping Springs Alcove Area. 890 Comment
  UCR92102  Plagiobothrys collinus var. fulvescens D. L. Banks, Steve Boyd 1995-6-2 0567 Riverside Palomar Mtns., Cleveland Nat'l Forest, Agua Tibia Wilderness Area, N face of N peak of Agua Tibia Mt., on the Wooodchuck Trail north of the Riverside County boundary, c. 1/4 mi south of the clay grasslands in S32 890 Comment
  RSA80199  Plagiobothrys collinus var. ursinus F. W. Peirson 1922-5-19 3041 Riverside Hemet Valley, San Jacinto Mountains. 1341 Comment
  RSA689450  Plagiobothrys leptocladus Scott D. White, Michael Honer 2003-4-9 8970 Riverside Northeast corner of Devonshire Ave. and Warren Road, immediately southwest of Tres Cerritos. Former chicken farm. 473 Comment
  OBI33570  Plagiobothrys nothofulvus A. C. Sanders & T. Glenn, T. Glenn 1983-4-17 3737 Riverside Mesa de Colorado, Santa Ana Mts, 5 mi (airline) SW of Murrieta 610 Comment
  UCR59753  Plagiobothrys tenellus Steve Boyd, T. S. Ross, L. Arnseth 1989-3-18 3009 Riverside Peninsular Range, Vail Lake area, hills west of Kolb Creek arm of lake 488 Comment
  SD204843  Plagiobothrys undulatus R. F. Thorne, E. W. Lathrop, S. Bickstrom-Sternberg, B. Martin 1982-6-5 55209 Riverside Peninsular Ranges; Santa Ana Mountains region: southwest of Murrieta. Santa Rosa Plateau, Mesa de la Punta near southern edge of plateau, approached from De Luz road. 579 Comment
  SD146202  Plantago elongata A. C. Sanders, K. C. Rose 1998-5-21 21862 Riverside Hemet: alkaline flats west of town, E of the canal, S of Hwy 74 (Florida) and ca. 1/4 mi. W of Warren Rd. 456 Comment
  SD68967  Plantago elongata Robert Thorne, P. A. Munz, E. Lathrop 1968-5-8 37575 Riverside Santa Rosa Plateau: desiccated margin of vernal marsh on Mesa de Colorado, Rancho California; 671 Comment
  UCR225583  Plantago erecta A. C. Sanders, T. B. Salvato 2011-3-29 38872 Riverside Peninsular Range; Perris-Aguanga Basin Region, between Sun City and Perris, along powerline corridor 0.45 east of Goetz Rd. and 0.07 km east Wheat St. 450 Comment
  UCR50431  Plantago erecta Bill Wagner 1988-3-2 s.n. Riverside Peninsular Range, Glenoaks Road, c. 2.5 mi south of Lake Skinner and c. 8 mi NE of Temecula. 564 Comment
  CLARK-A1045-128  Plantago insularis George K. Helmkamp 1977-3-20 Riverside Deep Canyon dry wash of Deep Canyon; Palm Desert 15'Q Comment
  RSA788984  Plantago ovata Aaron C. Sedgwick, David Fraker 2012-3-28 22 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  SEINET3090950 Image available Plantago ovata O. F. Clarke 1973-4-1 Riverside Sonoran Desert, alluvial fan at S entrance to Joshua Tree National Monument, below Cottonwood Springs. Comment
  UC1279712  Plantago ovata David B. Dunn 1948-2-21 3686 Riverside n of Pushawalla Comment
  UCR78437  Plantago ovata Scott D. White 1993-3-15 1190 Riverside Peninsular Range, Elsinore, Hwy 74, just west of NW corner of Lake Elsinore. Dickey Canyon. Comment
  RSA402036B  Plantago ovata var. fastigiata M. B. Dunkle 1933-5-6 3446 Riverside Painted Canyon Comment
  SBBG25878  Plantago ovata var. fastigiata E. R. Blakley 1966-4-9 6750 Riverside jct of US Hwy 60-70 and Wiley Well Rd, ca. 15 mi W of Blythe 121 Comment
  RSA771667  Plantago patagonica Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4902 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
  UC1618005  Plantago patagonica Donald G. Nelson 1936-5-24 417 Riverside Hurkey Creek Camp Comment
  SBBG54767  Platanus racemosa C. Worthman 1968-5-16 166 Riverside 8.7 mi W of Murietta 167 Comment
  UC527405  Platanus racemosa Carl B. Wolf 1932-5-24 3647 Riverside 1/2 mi below fish hatchery (n base of mt.); San Jacinto Mt., Snow Creek Canyon 548 Comment
  UCR97456  Platanus racemosa A. C. Sanders 1997-3-1 19756 Riverside Box Springs Mountains, E side of Pigeon Pass Valley c. 1/2 mile NW of Lawless Ranch, east of intersection of Hidden Springs Road and Pigeon Pass Road. 579 Comment
  CAS-BOT-BC91882  Platystemon californicus Ira L. Wiggins 1957-3-29 14109 Riverside 2 miles north of Temecula. Comment
  RSA739081  Platystemon californicus Keith E. Hoffmaster 1937-6-6 775 Riverside San Jacinto Mountains. Comment
  RSA770859  Platystemon californicus Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4927 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
  UC146755  Platystemon californicus Katharine Brandegee and Charlotte M. Wilder May 12 1905-May 17 1905 Riverside Wilders near Riverside; near Riverside Comment
  UC50136  Platystemon californicus Geo. F. Reinhardt June, 1897 Riverside San Jacinto Mountains Comment
  UCSB46705  Platystemon californicus Reed, Susan 1977-03 Riverside left side of Cajalco Rd; 1.5 miles west of Lake Matthews 365 Comment
  RSA359874  Platystemon californicus Steve Boyd 1986-4-2 1606 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  SEINET7042762  Platystemon californicus W. P. Vestal, A. G. Vestal 1955-3-25 s.n. Riverside South end of Buck Road, Notheast of Long Valley, south southeast of Winchester. Comment
  UC2061636  Plecostachys serpyllifolia R. E. Riefner Jr. 2006-8-22 06 -365 Riverside City of Temecula, Vine St. at Peach Tree St. Comment
  RSA560375  Plectritis ciliosa subsp. insignis Steve D. Boyd 1992-4-14 6807 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Western edge of Oak Flats area along Bluewater Tributary from Verdugo Tributary S to crest of ridge W side Bluewater Canyon. 732 Comment
  UCR79225  Plectritis ciliosa subsp. insignis Steve Boyd, T. S. Ross, Orlando Mistretta 1992-3-31 6761 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Tenaja Trail from junction with Morgan Trail S to Pigeon Spring area 793 Comment
  RSA775945  Pleuraphis rigida Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-31 955 Riverside Dune system along Midland Rice Road, South of Arica Mountains. 305 Comment
  RSA779810  Pleuraphis rigida Duncan S. Bell 2009-3-9 99 Riverside Arica Mountains: southeast section of the mountain range approximately 1.2 air miles from Priest Well or approximately 6.5 air miles southwest of the ghost town of Rice. 307 Comment
  JEPS16685  Pleurocoronis pluriseta Rimo Bacigalupi with R. S. Ferris and R. W. Holm 1953-4-20 4044 Riverside 3 mi n Shavers Summit (close to head of Lost Palms Canyon); Joshua Tree National Monument 762 Comment
  RSA0043057  Pleurocoronis pluriseta Duncan S. Bell, Evan Meyer 2014-4-1 6484 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central section of range, approximately 4.5 air miles northwest of Gucci Spring; about 4.5 air miles north of the Bradshaw Trail. 652 Comment
  POM146224  Pluchea odorata E. C. Jaeger 1927-11-26 s.n. Riverside n end of Salton Sea, in wet soil at Dos Palmos. Comment
  UCR201879  Pluchea odorata Justin M. Wood 2008-9-19 142 Riverside SW Perris Basin, Temecula - Murrieta Creek, downstream of First Street Bridge 305 Comment
  CAS-BOT-BC326531  Pluchea sericea G. P. Rixford 1911-4-1 s.n. Riverside Needles Comment
  CAS-BOT-BC326534  Pluchea sericea Roxana S. Ferris 1918-6-19 1007 Riverside Colorado River bottoms at Blythe Comment
  CAS-BOT-BC326548  Pluchea sericea H. M. Hall 1901-1-1 s.n. Riverside San Jacinto Mountains Comment
  RSA715089  Poa secunda Sarah J. De Groot, Beth Kempton 2006-3-16 5209 Riverside San Jacinto Mountains: Dirt road heading east from Castille Canyon Road toward Indian Creek, west of Poppet Flat. 658 Comment
  JOTR33942  Poa secunda subsp. secunda La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2831 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; bouldery outcrops along ridge line heading toward Juniper Flats Comment
  RSA770438  Poa secunda subsp. secunda Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4570 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SD137944  Poa secunda subsp. secunda Darin L. Banks 1995-5-9 345 Riverside NW Palomar Mtns., N of the Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground 730 Comment
  UCR111780  Polycarpon tetraphyllum Mitch Provance 1999-5-4 1702 Riverside San Bernardino Valley Region, Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  UCR189795  Polygala cornuta var. fishiae Diane Menuz 2007-9-13 369 Riverside Peninsular Range, Coastal Foothills Region, Cleveland National Forest c. 1.75 mi north of San Diego County line. San Mateo Canyon c. 0.6 mi southeast of Fisherman's Camp 375 Comment
  POM9369  Polypodium hesperium Robert Kessler 1921-10 s.n. Riverside North side of Tahquitz Peak, San Jacinto Mountains Comment
  UCR239207  Polypogon australis Steven R. Hill 2001-4-29 33527 Riverside Western Colorado Desert/ San Bernardino Mtns., E side of Whitewater Canyon along Whitewater River, east of Whitewater Canyon Road, about 2 mi north of Route I-10 549 Comment
  CSUSB468  Polypogon monspeliensis Emily E. McGregor 1972-4-15 Riverside Santa Ana River Santa Ana River bottom, off Freemont Drive. Comment
  JOTR34163  Polypogon monspeliensis Harding, Mitzi, T. Herskovits and D. Oquendo 2011-5-5 120 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Pinyon Well; Riparian area near small series of active springs and seeps (Stop 2) 1182 Comment
  SEINET6631301 Image available Polypogon monspeliensis Scott D. White 2004-1 10252 Riverside San Jacinto Mountain Foothills; Soboba Indian Reservation, Indian Creek Watershed 518 Comment
  UCR234429  Polypogon monspeliensis 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
  IRVC168  Polystichum imbricans subsp. curtum Tony Price 1965-4-24 HS 555 Riverside Highway 74; 1.5 miles W of Dripping Springs Gaurd Station. Comment
  POM360762  Populus fremontii H. de Forest 1933-4-17 s.n. Riverside Chino Canyon, Colorado Desert. Comment
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Mar 28 2011
  UC4919  Populus fremontii subsp. fremontii Mrs. Gregory 1890-1 Riverside San Jacinto Comment
  RSA599946  Porophyllum gracile L. C. Wheeler 1959-12-27 7635 Riverside Chuckwalla Mountains. White Cloud Mine. Comment
  UCR201655  Potentilla gracilis var. elmeri Scott D. White, Justin M. Wood 2008-5-15 12005 Riverside San Jacinto Mountains, Johnson Meadow 1476 Comment
  RSA82485  Proboscidea lutea H. Baer 1922-7-18 s.n. Riverside Near Lake Elsinore. Comment
  CLARK-A1656-781  Prosopis glandulosa var. torreyana Theo Glenn 1982-4-18 Riverside Mecca Comment
  LA34850  Prosopis glandulosa var. torreyana Mary V. Hood; 1940-11-24 40- 192 k* Riverside N Aguanga 548 Comment
  POM2529  Prosopis glandulosa var. torreyana L. T. Street, M. Durant 1918-5-12 s.n. Riverside San Jacinto. Comment
  RSA0105950  Prosopis glandulosa var. torreyana Alan Romspert 2000-4-14 s.n. Riverside West of Dupont road, Chuckwalla Mountains. Comment
  RSA594516  Prosopis glandulosa var. torreyana D. L. Banks, Rashmi Pant 1996-5-13 1021 Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; Approximately 2.1 km E of the Dripping Springs Guard Station, S of the junction between the Vail Lake Marina Road and Hwy. 79., Just N of the Cleveland National Forest Boundary. 472 Comment
  RSA784720  Prosopis glandulosa var. torreyana Duncan S. Bell 2012-3-18 3207 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
  UCR17319  Prosopis glandulosa var. torreyana Loretta Bates 1978-4-15 s.n. Riverside Sonoran (Colorado) Desert, Graham Pass Road, Chuckwalla Bench. 457 Comment
  RSA453232  Prunus fasciculata Anstruther Davidson s.n. Riverside Colorado Desert. Comment
  RSA212925  Prunus fremontii L. B. Ziegler 1969-4-6 s.n. Riverside Pinyon Flats southeast of San Jacinto Mts. 1524 Comment
  SJSU5198  Prunus fremontii S. M. Kaune 1961-12-27 212 Riverside State Rte 74 (Palms to Pines Hwy) c. 5-7 mi E of Toro Peak 1173 Comment
  CAS-BOT-BC356343  Psathyrotes ramosissima Lewis S. Rose 1936-12-20 36795 Riverside L.A. Aqueduct road, 10 mi. E. of Garnet Comment
  RSA472314  Psathyrotes ramosissima M. B. Dunkle 1933-3-4 3035 Riverside Painted Canyon, Colorado Desert. 30 Comment
  RSA5161  Psathyrotes ramosissima C. B. Wolf 1932-4-26 2972 Riverside 5 miles east of Mecca on Blythe Road, Colorado Desert 30 Comment
  UC1176850  Psathyrotes ramosissima Lewis S. Rose 1959-1-12 59010 Riverside Cathedral City 121 Comment
  UC74008  Psathyrotes ramosissima Dr. R. J. Smith 1904-5-18 325 Riverside desert near White Water Comment
  UCD84942  Psathyrotes ramosissima Chuck Hughes 2010-3-25 214 Riverside About 400 ft north of Arlington Mine Road, next to railroad tracks. 220 Comment
  UCR196350  Psathyrotes ramosissima Naomi Fraga, Lisa Rojas 2005-2-10 1403 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 361 Comment
  CAS-BOT-BC356663  Pseudognaphalium californicum T. B. Salvato; John F. Green 2004-5-27 708 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
  LA6328  Pseudotsuga macrocarpa Carl Epling; April 1937 sn Riverside San Jacinto Mountains, Herky Creek Comment
  MACF019489  Pseudotsuga macrocarpa Trudy R. Ericson 1974-11-9 270 Riverside Approx. 5 mi. west of intersection of St. 74 and 243, going toward Hemet. San Bernardino National Forest. 1219 Comment
  UCR89682  Psilocarphus brevissimus var. brevissimus Karen Kirtland 1993-6-19 s.n. Riverside San Jacinto River Valley, along Hwy I-215 between 4th St. (Perris) and c. 0.25 mile south of the San Jacinto River crossing 430 Comment
  RSA724078  Psilocarphus chilensis R. E. Riefner 2006-4-8 06 -306 Riverside City of Lake Elsinore, back basin of Lake Elsinore, W ca. 0.5 mi off Pete Lehr Drive at Diamond Stadium in Wildlife Viewing Area. 402 Comment
  UCR90361  Psoralea macrostachya D. L. Banks, V. W. Steinmann 1995-7-10 0750 Riverside Agua Tibia Mtns, NW Palomar Mtns; Cleveland National Forest; Along the Wildhorse Trail, south of Lower Arroyo Seco, NW of Wildhorse Peak. In major drainage that flows off the NW flank of Wildhorse Peak. 610 Comment
  CAS-BOT-BC353592  Psorothamnus arborescens var. simplicifolius Annie M. Alexander; Louise Kellogg 1941-5-22 2217 Riverside 1.5 miles north of Cottonwood Spring, Eagle Mountains, Colorado Desert 975 Comment
  SEINET3133952  Psorothamnus arborescens var. simplicifolius S. B. Parish 1907-4-3 6108 Riverside W border of the Colorado Desert 150 Comment
  CAS-BOT-BC353622  Psorothamnus emoryi B. G. Pitzer; G. R. Ballmer 2000-10-14 4237 Riverside Sonoran Desert: large wash ca. 5.3 miles east of Ford Lake Road, and 1 mile west of Wiley's Well Road, off gasline road, ca. 200 yards S of Hwy. I-10 115 Comment
  CAS-BOT-BC353638  Psorothamnus emoryi E. A. McGregor 1917-3-18 702 Riverside 5 miles up Painted Canyon Comment
  CAS-BOT-BC353641  Psorothamnus emoryi Cecil Hart 1926-3-9 s.n. Riverside between Whitewater and Indio Comment
  CAS-BOT-BC353644  Psorothamnus emoryi E. R. Johnson 1928-6-8 s.n. Riverside along highway, south of Mecca, west side of Salton Sea Comment
  POM275393  Psorothamnus emoryi L. R. Abrams 1926-3-26 11098 Riverside between Edom and Garnet east of San Gorgonio pass. Comment
  SEINET3131124  Psorothamnus emoryi var. emoryi L. S. Rose 1935-12-19 35662 Riverside On Colorado desert at Palm Springs 138 Comment
  LA205162  Psorothamnus fremontii var. fremontii Carl Epling; William Robison 1933-6-24 sn Riverside Little San Bernardino Mountains, San Gorgonio Wash near Banning Comment
  SEINET2063915 Image available Psorothamnus polydenius R. G. Engard, W. H. Earle 1973-10-10 154 Riverside 5 miles N of Cottonwood Springs, Joshua Tree National Monument. Comment
  CAS-BOT-BC340899  Psorothamnus schottii Lester Rowntree 1930-5-5 s.n. Riverside Hidden Springs, near Mecca Comment
  RSA623940  Psorothamnus spinosus Raymond J. Dobbs 1927-3-30 s.n. Riverside Near Palm Springs. Comment
  RSA392940  Pterostegia drymarioides N. C. Cooper 1944-6-17 1439 Riverside San Jacinto Mountain. West side. 1372 Comment
  UCR230214  Pterostegia drymarioides A. C. Sanders 2011-4-6 38985 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
  UCR97700  Pterostegia drymarioides A. C. Sanders, G. Helmkamp 1997-3-15 19933 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 518 Comment
  RSA0030729  Purshia tridentata C. P. Cowan 1978-4-25 1259 Riverside San Bernardino National Forest. Pinon Flat Campground. Hwy 74, 8.9 mi (14.2 km) E of jct Hwy 74 and 371. Comment
  CAS-BOT-BC156399  Purshia tridentata var. glandulosa Ynez Whilton Winblad 1937-4-23 s.n. Riverside Palms to Pines Highway, Mt. San Jacinto Comment
  JOTR31121  Purshia tridentata var. glandulosa La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 2503 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Lower ridges at base of Quail Mountain; within old burn area between Lost Horse Valley and Juniper Flats (Stop 2) Comment
  CDA40753  Pycnanthemum californicum C. R. Tower Jun 1954 s.n. Riverside In a canyon on the north side of the Santa Ana Mountains, facing towards Corona. 0 Comment
  UCR163407  Quercus agrifolia var. oxyadenia R. E. Riefner Jr. 2005-8-7 05- 594 Riverside San Bernardino National Forest: San Jacinto Mountains, 0.7 miles west of Santa Rosa Mountain Rd on SR 74 near Vandeventer Flat 1369 Comment
  UCR273038  Quercus berberidifolia Mitch Provance 2012-1-25 17375 Riverside Badlands of Western Riverside County, San Timoteo Canyon, SW end along SCE powerline access roads between El Casco Substation and the Hwy. 60. 677 Comment
  CAS-BOT-BC62437  Quercus chrysolepis Winifern W. Swarth 1914-9-27 s.n. Riverside Strawberry Valley, San Jacinto Mts. 1828 Comment
  LA46436  Quercus chrysolepis W. E. Pequegnat; 1937-1 sn Riverside Santa Ana Mountains Comment
  RSA503821  Quercus cornelius-mulleri N. C. Cooper 1943-9-11 910 Riverside East side of San Jacinto Mt. Comment
  SEINET13953305 Image available Quercus cornelius-mulleri J. C. Roos 1965-1 Riverside Pinyon Flats, Santa Rosa Mountains 1219 Comment
  RSA564290  Quercus engelmannii Ed LaRue 1993-5-10 s.n. Riverside Murrieta Oaks, 3 miles (airline) NW of Murrieta Hot Springs, W side of Hwy 215 457 Comment
  UCD46014  Quercus engelmannii Frank C. Vasek 1975-9-11 s.n. Riverside Large tree in Horsethief Creek Canyon, southwest of Pinyon Flat, where the Cactus Spring Trail crosses, Riverside County, California. Comment
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Oct 4 2019
  UCR116866  Quercus ilex A. C. Sanders, T. B. Salvato 2001-5-3 24123 Riverside San Bernardino Valley region, Riverside, Watkins Drive east of Blaine St., at Lemona Siding 335 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
  CAS-BOT-BC105319  Quercus kelloggii Carl Epling 1931-10-4 245 Riverside Strawberry Valley, San Jacinto Mts. 1584 Comment
  UCR169243  Quercus kelloggii Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 12- 83 Riverside San Jacinto Mtns, San Bernardino National Forest, 10 miles north of Idyllwild on Hwy 243 near Lake Fulmor, Site L12 1637 Comment
  UCR270569  Quercus palmeri John F. Emmel 2001-8-5 1748 Riverside San Jacinto Mtns., Pine Meadow area, SE end of Garner Valley, 1.0 road mile east of junction of Devils ladder Rd and Hwy 74 1448 Comment
  RSA33879  Quercus turbinella N. C. Cooper 1944-5-20 1307 Riverside Palms to Pines Hwy., San Jacinto Mtns. 1220 Comment
  POM49856  Quercus wislizeni var. frutescens P. A. Munz, I. M. Johnston 1924-7-29 8872 Riverside Above Poppet Flat, San Jacinto Mts. 1220 Comment
  UCD95012  Quercus wislizeni var. frutescens R. E. Riefner Jr. 2006-10-11 06- 530 Riverside E of Rainbow Canyon, N of Rainbow Heights, Termite's Hike Trail. 595 Comment
  JOTR32185  Rafinesquia californica Harding, Mitzi & Herskovits, Tasya, D. Oquendo 2011-5-5 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Pinyon Well; Riparian area near small series of active springs and seeps (Stop 2) 1182 Comment
  UCR46703  Rafinesquia californica D. C. Hawks, Guy Bruyea 1987-4-14 s.n. Riverside Gavilan Hills, on Juniper Rd, 1 mi north of intersection between Juniper and Idaleona Rds 640 Comment
  POM182081  Rafinesquia neomexicana P. A. Munz 1932-3-14 11977 Riverside Deep Canyon, Coachella Valley 91 Comment
  POM305599  Rafinesquia neomexicana Henry J. Ramsey, Ramsey 1937-3-2 883 Riverside Desert Center Comment
  RSA516898  Rafinesquia neomexicana Steve Boyd, Orlando Mistretta 1986-3-13 1417 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
  SEINET3104761  Rafinesquia neomexicana Faulkner 1978-3-20 330 Riverside Near Big Maria Mtns, 1 mi west of Colorado River. 152 Comment
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Sep 9 2013
  UCD135342  Rafinesquia neomexicana Robert C. Bechtel 1952-3-28 30 Riverside Whitewater. Comment
  RSA0018962  Ranunculus cymbalaria Scott D. White, Justin M. Wood 2008-6-5 12086 Riverside San Jacinto Mountains: Garner Valley: Hwy 74 at Thomas Mountain Rd. - SW corner of junction. 1326 Comment
  UCR109636  Ranunculus cymbalaria var. saximontanus T. W. Fisher 1964-7-22 s.n. Riverside San Jacinto Mtns., Lake Hemet in main feeder stream 1311 Comment
  UCR132500  Raphanus sativus Michael D. Wilcox 2003-5-13 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  RSA612815  Rhamnus ilicifolia D. L. Banks 1997-3-1 1354 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. Pechanga Creek, east of the ''Fiesta Grounds'' to the spring on the northern fork of Pechanga Creek at the eastern end of the Reservation. 423 Comment
  SDSU10377  Rhamnus ilicifolia H. Wedberg 1962-4-20 901 Riverside 8.4 miles from Hwy 79 in Hemet, and 0.5 mile from Cranston Ranger Station on road to Idyllwild. 610 Comment
  CDA28746  Rhododendron occidentale var. californicum G. F. Hrusa, T. D. Wilfred 1993-6-23 9791 Riverside San Jacinto Mountains; Fuller Mill Creek, immed. upstream from crossing of Idyllwild Panoramic Hwy. 1615 Comment
  POM48363  Rhododendron occidentale var. californicum P. A. Munz, I. M. Johnston 1924-7-27 8787 Riverside Dark Canyon, San Jacinto Mts. 1829 Comment
  CAS-BOT-BC168040  Rhus aromatica S. B. Parish 1916-5-13 10839 Riverside Cottonwood Springs, Colorado Desert 792 Comment
  UCR22012  Rhus aromatica Steve Boyd 1980-5-11 254 B Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  UCR135806  Rhus integrifolia A. C. Sanders, Guy Bruyea 2004-4-2 27439 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 335 Comment
  RSA346257  Rhus ovata R. F. Thorne, W. A. Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54059 Riverside Branch Ravine W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater PO. 610 Comment
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Apr 30 2011
  UCR120945  Rhus ovata A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24918 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  UCR16586  Rhus ovata K. S. Gill 1965-4-16 s.n. Riverside Santa Ana Mtns., Tin Mine Canyon at the foot of Skyline Drive, south of Corona 459 Comment
  POM10268  Rhus trilobata var. quinata Charlotte M. Wilder 1904-3-22 46 Riverside Wilder s Canon. Jurupa Hills. Near Riverside. Comment
  CAS-BOT-BC92347  Ribes amarum James R. Shevock 1978-4-26 5905 Riverside Along the northeast side of Pleasants Peak. Santa Ana Mountains, Cleveland National Forest. 1188 Comment
  RSA614518  Ribes indecorum A. C. Sanders 1994-1-30 14226 A Riverside Box Springs Mtns at the head of Two Trees Canyon. 686 Comment
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Apr 3 2011
  UCR97671  Ribes indecorum A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19905 Riverside Lake Skinner area, upper Rawson Canyon, 2.5 mi. NNE of Skinner Lake, 1 mi. SW of Crown Valley 595 Comment
  RSA615113  Ribes indecorum A. C. Sanders, Giles Waines, Ehdaie, Aryavand 1997-3-12 3754 [?] Riverside Lake Skinner area, upper Rawson Canyon, 2.5 mi. NNE of Skinner Lake, 1 mi. SW of Crown Valley. 595 Comment
  LA205484  Ribes malvaceum D. Birindelli; S. Medry 1969-3-9 sn Riverside NW side of Mt. Jacinto 1219 Comment
  UC1608294  Ribes malvaceum var. viridifolium Steve Boyd, Tim Ross 1992-5-5 7237 Riverside e portions Oak Flats (along the Bluewater Trail); Southern Santa Ana Mts., San Mateo Canyon Wilderness Area 731 Comment
  UCR125994  Ribes quercetorum Dave Goodward 2003-1-31 s.n. Riverside Box Springs Mountains, canyon SW of Pigeon Pass Rd, just before it begins climbing, c. 150 m south of the dump 427 Comment
  CAS-BOT-BC173857  Ribes velutinum Samuel B. Parish 1894-2-25 s.n. Riverside Reche [Canon] Canyon Comment
  RSA66188  Romneya coulteri F. W. Peirson 1920-6-22 2186 Riverside Temescal Canyon. 305 Comment
  UCR1084  Rorippa nasturtium-aquaticum J. E. Dimitman 1957-5-18 s.n. Riverside San Jacinto Mtns., stream running into Hemet Lake 1326 Comment
  UCR240272  Rorippa nasturtium-aquaticum Jeffrey Ross, T. B. Salvato 1998-6-9 MOR- 336 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Lion Canyon, c. 3.5 miles NNW of Cabazon 854 Comment
  CAS-BOT-BC433585  Rumex hymenosepalus Scott D. White 1996-4-14 3910 Riverside Perris Basin, W Riverside Co. E of Hemet: San Jacinto River Wash near Valle Vista, N of Hwy. 74, ca. 1.7 mi W of USFS Cranston Fire Station. 550 Comment
  UCR178282  Rumex hymenosepalus T. B. Salvato, Tracy Tennant 1998-1 MOR- 800 Riverside San Bernardino Mtns., Morongo Indian Reservation, upper Potrero Canyon, near sag pond at Burro Flats, tree stand P-11 1098 Comment
  RSA0014449  Rumex obtusifolius Justin M. Wood 2010-3-4 1421 Riverside Prado Basin: City of Corona. Just NW of sewage treatment dike (intersection of railroad st. and Yorba St.) 160 Comment
  UCR35079  Rumex salicifolius var. denticulatus L. B. Ziegler 1969-6-10 373 Riverside San Jacinto Mtns., Hemet Valley (= Garner Valley) 1433 Comment
  RSA90061  Rumex salicifolius var. denticulatus E. K. Balls, Percy C. Everett 1953-8-19 18546 Riverside Red Fir Forest; Santa Rosa Spring 2134 Comment
  POM306692  Salazaria mexicana Henry J. Ramsey, Henry J. Ramsey 1938-4-26 1690 Riverside Near Desert Center. Comment
  JOTR30775  Salix exigua La Doux, Tasha, Mike Bell, Katy Matthews 2007-4-4 1886 Riverside Joshua Tree National Park. Little San Bernardino Mountains: (Stop 6) Smith Water Canyon 1264 Comment
  POM319273  Salix exigua Patricia Wilder 1971-3-20 4905 Riverside Along Santa Ana River at end of Pedley Steet, Norco; south side of river 244 Comment
  RSA535495  Salix exigua Steve D. Boyd, Tim S. Ross, Orlando Mistretta 1992-2-2 6643 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness of the Cleveland National Forest. Upper San Mateo Canyon between confluence of Tenaja Canyon and Los Alamos Canyon. Comment
  UCR138728  Salix exigua Julie A. Greene 1993-4-3 1088 Riverside San Jacinto Valley, San Jacinto Wildlife Area. Raised wet area west of dirt road. 445 Comment
  RSA92653  Salix exigua F. W. Peirson 1933-4-15 10650 Riverside Whitewater River, 4.5 miles above highway from Banning to Indio. 701 Comment
  SDSU12995  Salix exigua var. hindsiana Michael G. Simpson 1999-10-27 2026 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  UC494349  Salix exigua var. hindsiana Mrs. H. P. Bracelin 1932-4-12 600 Riverside 4.8 km. n Arlington (on rd. to Pedley, 4 mi w of Riverside, e side of bridge over Santa Ana R., down embankment either side of hwy.) 240 Comment
  HSC101317  Salix gooddingii A. C. Sanders, D. L. Sanders 2010-11-28 38697 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 232 Comment
  UCR104901  Salix gooddingii A. C. Sanders 1997-3-19 20037 Riverside Lake Skinner area, Lake Skinner, NW shore near inlet, SW foot of Bachelor Mtn 445 Comment
  RSA0030840  Salix gooddingii Carl B. Wolf 1932-4-28 3085 Riverside Colorado River, about 800 m. from State Inspection Station, on way to Blythe Bridge. 90 Comment
  RSA0038292  Salix hindsiana H. P. Bracelin 1932-4-12 600 Riverside East side of bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside. 240 Comment
  RSA701561  Salix laevigata Steve D. Boyd, Aydee Virgen 2004-4-13 10847 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  UC914199  Salix laevigata Charles B. Fiker 1946-4 3358 Riverside road dip s. of Temecula bridge (Hwy. 395) Comment
  UCR156099  Salix laevigata T. B. Salvato, Kent Beaman 2005-5-16 840 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
  UCR108734  Salsola australis Scott D. White, Pam DeVries 1998-2-9 6074 Riverside Coachella Valley, La Quinta/Palm Desert Area: Whitewater River Channel at & near Miles Ave. crossing. 30 Comment
  UCR140903  Saltugilia australis Virginia Moran 2003-3-26 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), NE of Wilson Valley Road and west of Wilson Creek 915 Comment
  RSA0125186  Saltugilia latimeri Duncan S. Bell 2016-3-3 8774 Riverside Whitewater Canyon; San Gorgonio Wilderness area; Rainbow Canyon, approximately 3.5 air miles east northeast of Kitching Peak. 820 Comment
  RSA338479  Saltugilia latimeri C. W. Tilforth 1973-4-29 779 Riverside Hwy 74, ca. 9 mi. S of bridge at base of Seven Level Hill, S of Palm Desert. Comment
  RSA0014936  Saltugilia splendens subsp. splendens LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6152 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
  POM13845  Salvia apiana E. C. Jaeger 1921-7-15 s.n. Riverside Massacre Canyon Comment
  RSA411314  Salvia apiana M. M. Thompson 1947-6-9 C 2081 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  UCLA69849  Salvia apiana P. A. Munz 1938-8-14 15371 Riverside ridge e Toro Peak; Santa Rosa Mts. 2286 Comment
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Apr 29 2008
  JOTR34371  Salvia columbariae Andre, Jim 2012-4-16 20888 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  RSA0041456  Salvia columbariae Duncan S. Bell, LeRoy Gross 2014-3-20 6277 Riverside Orocopia Mountains; Orocopia Wilderness area; northeastern section of range; approximately 3.5 air miles south of Hayfields Lake. 609 Comment
  RSA401480  Salvia columbariae E. A. McGregor 1964-3-24 s.n. Riverside Near Desert Center, Hwy 60 Comment
  SBBG54974  Salvia columbariae D. Keil, M. McLeod 1977-3-26 12007 Riverside 0.2 mi W of Prado Dam on Hwy 71 182 Comment
  SD73609  Salvia columbariae Helen Witham 1970-5-1 858 Riverside SE of Hemet, in Bautista Canyon 800 Comment
  UCSB33374  Salvia columbariae Marks, R. 1978-3-16 Riverside 1/2 mi. east of a point on Cajalco Rd; 3 mi. north-east of El Sobrante Rd; in a partially completed housing developement 457 Comment
  SD193116  Salvia eremostachya W. J. Schrenk 2008-4-30 89 Riverside Anza-Borrego Desert State Park, Turkey Track Comment
  CAS-BOT-BC224865  Salvia pachyphylla H. M. Hall 1901-6-1 2160 Riverside San Jacinto Mountains. Eastern base, along the borders of the Colorado Desert 1402 Comment
  SD67623  Salvia pachyphylla subsp. pachyphylla Victor Duran 1933-7-1 3490 Riverside Santa Rosa Mts. near Vandeventer Flat 1676 Comment
  RSA24250  Salvia vaseyi Carl B. Wolf 1940-10-31 9762 Riverside Little San Bernardino Mts. Morongo Wash 6/10 mi. below San Bernardino Co. Line. 671 Comment
  CAS-BOT-BC414253  Salvinia minima R. E. Riefner, Jr. 2011-10-16 11 -142 Riverside City of Lake Elsinore, W of Hwy. 74, S side of Temescal Wash, ca. 0.2 mi N of Baker St., vicinity of Bromley Ave. and Baker St. 382 Comment
  RSA552728  Sanicula bipinnatifida Steve Boyd, Timothy S. Ross 1992-3-31 6770 Riverside Santa Ana Mountains, clay soil areas on Elsinore Peak. 1011 Comment
  SD152966  Sanicula bipinnatifida Steve Boyd, Tim Ross 1992-3-31 6770 Riverside Santa Ana Mountains; on Elsinore Peak. 1014 Comment
  UCR137474  Sanicula bipinnatifida D. L. Banks 1997-4-5 1692 Riverside Agua Tibia Mtns., NW Palomar Mtns: Agua Tibia Wilderness Area. south of Dorland Mountain, just east of the Wilderness Area boundary with the Pechanga Indian Reservation, along a tributary of the N fork of Pechanga Creek 762 Comment
  RSA471474  Sanicula crassicaulis N. C. Cooper 1947-4-5 2044 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  JEPS27437  Sarcostemma cynanchoides subsp. hartwegii W. L. Jepson 1901-5-27 1483 Riverside Aguanga Comment
  LA202872  Sarcostemma cynanchoides subsp. hartwegii Mary Reynolds; 1936-4-10 51 Riverside Palm Canyon Comment
  UC1329898  Sarcostemma hirtellum James E. Cole 1941-4-13 585 Riverside 0.5 mi. n. Meek's Cabin (Pinto Pass); Joshua Tree Nat'l Monument, Pinto Pass Comment
  UC218064  Sarcostemma hirtellum P. A. Munz, D. Keck 1922-4-13 4953 Riverside Eagle Mts. Colorado Desert, Eagle Mts. 243 Comment
  SEINET10597117  Schismus arabicus Charles L. Hitchcock, C. V. Muhlick 1962-3-16 Hitchcock 22139 Riverside Temescal Cayon, 8 mi SE of Corona, in open sandy wash. Comment
  RSA406829  Schismus barbatus Christopher Davidson 1973-4-1 1800 Riverside Hwy 71/79, appx. 7 mi from jct of Hwy 395 south. 412 Comment
  RSA600399  Schismus barbatus V. W. Steinmann 1996-4-13 828 Riverside Just east of route 15 along Temescal Canyon Road 1.3 kilometers southeast of junction with Indian Truck Trail 350 Comment
  UCR174144  Schismus barbatus A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32516 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 640 Comment
  UCR226923  Schismus barbatus Jim Andre 2011-2-2 16203 Riverside Coachella Valley, west of Palm Springs along Hwy 111 (south side) at base of San Jacinto Mtns at Windy Point 5.5 mi from junction with Hwy I-10 259 Comment
  UCR265585  Schismus barbatus Angelique Herman, Keir Morse, Nick Regoli, Eric Lumba 2015-3-15 2015- 7 Riverside Santa Rosa/San Jacinto Mountains, Pinyon Flats Campground 1220 Comment
  SBBG119447  Schoenoplectus acutus var. occidentalis A. C. Sanders 2004-5-12 27865 Riverside Walker Cyn at N foot of Alberhill Mtn, Temescal Crk 378 Comment
  UC574919  Schoenoplectus acutus var. occidentalis C. Epling and J. Ewan June, 1933 Riverside s shore Lake Elsinore; s shore Lake Elsinore Comment
  UCSB56476  Schoenoplectus acutus var. occidentalis Thorne, Robert; Tilforth, C.; DeBuhr, L. 1975-8-29 Riverside Santa Rosa Plateau: just SE of Tenaja Guard Station; off Tenaja Truck Trail 609 Comment
  POM1408  Schoenoplectus americanus D. L. Crawford 1916-2-3 s.n. Riverside Santa Ana River (Prado Beach) Comment
  POM220100  Scirpus microcarpus L. C. Wheeler 1931-10-3 184 Riverside Strawberry Valley, San Jacinto Mountains. 1585 Comment
  CAS-BOT-BC238464  Scrophularia L. R. Abrams 1941-4-21 13874 Riverside Mt. Rubidoux, Riverside Comment
  RSA425202  Scrophularia californica subsp. floribunda Ora M. Clark 1929-4-6 1936 Riverside Riverside. Comment
  UC2015533  Scutellaria mexicana A. C. Sanders with P. MacKay, M. Jacobsmyer, C. Sanders, et al. 1995-3-5 15988 Riverside Colorado Desert, Orocopia Mountains, Maniobra Valley, 1.6-3 mi S of Frontage road (old highway 60) along I-10, S to edge of BLM wilderness. Comment
  UCR128301  Sedum spathulifolium Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8650 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-BC62083  Selaginella eremophila S. B. Parish 1907-4-18 6111 Riverside Western edge of the Colorado Desert 200 Comment
  UC279628  Selaginella watsonii E. C. Jaeger 1921-7-2 563 Riverside San Jacinto Peak 3293 Comment
  RSA735230  Senecio flaccidus Scott D. White, Angelia Carey 2004-6-4 10479 -B Riverside San Jacinto Mountain foothills: San Jacinto River wash and adjacent alluv. benches, near Indian Creek confluence. 503 Comment
  POM320363  Senecio flaccidus var. douglasii Patricia Wilder 1971-11-17 5347 Riverside Along the Santa Ana River at end of Pedlay Sreet, north of Norco. 198 Comment
  RSA219213  Senecio flaccidus var. douglasii C. W. Tilforth, John Dourley 1970-9-2 300 Riverside South of Lake Fulmor, County Highway R1. Comment
  UCR241644  Senecio flaccidus var. douglasii T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 362 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  SD43521  Senecio flaccidus var. monoensis Philip A. Munz 1946-10-20 11577 Riverside Palms to Pines Highway at north base of Santa Rosa Mountains. 1035 Comment
  SBBG55575  Senecio mohavensis D. Keil, M. McLeod, D. Walters 1977-3-28 12075 Riverside Pinto Basin Rd, 11 mi S of northern park boundary Comment
  UCR265848  Senecio vulgaris Mitch Provance 2013-4-8 413- 04 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  RSA552718  Senecio vulgaris Steve Boyd, Timothy S. Ross, Orlando Mistretta 1992-2-26 6687 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon. 305 Comment
  RSA556502  Senecio vulgaris Julie Greene 1993-4-3 1100 Riverside San Jacinto Wildlife Area. South of permanent pond. El Casco 7.5 USGS Quad. R2W, T3S, NW 1/4 of Section 29. 441 Comment