Search Results — 2000 specimen records retrieved (1902 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)

Results for search: County=RIVERSIDE; Source=All;   
Map/download results:

BerkeleyMapper with layers and yellow flags

Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SBBG1868  Abronia villosa K. K. Muller 1958-3-22 918 Riverside Hwy 60, 5.5 mi E of Desert Center Comment
  UCR165275  Abronia villosa John F. Green 2005-2-4 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 miles east of Desert Beach 24 Comment
  CLARK-A1528-3258  Abronia villosa var. aurita John C. Roos 1936-9-15 2516 Riverside San Jacinto Mountains Comment
  RSA716396  Abronia villosa var. aurita Scott D. White, Angelia Carey 2004-4-5 9978 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  SD217331  Abronia villosa var. aurita Darin L. Banks, Elizabeth Hedge Banks 1996-5-2 7098 Riverside Agua Tibia Mountains; West-southwest of Dorland Mountain, in the Pechanga Indian Reservation; along the sandy margins of Pechanga Creek, approximately 15 miles east of Pala Road. 351 Comment
Read comments
Feb 10 2013
  JOTR31805  Abronia villosa var. villosa La Doux, Tasha, Bill Truesdell 2007-11-9 2513 Riverside Joshua Tree National Park. Pinto Basin, where Fried Liver Wash crosses Pinto Basin Road; between Hexie and Pinto Mountains (Stop 1) 532 Comment
  RSA461031  Abronia villosa var. villosa E. Schorr 1973-4-14 11 Riverside State Hwy 86, S of Indio, near State Hwy 195 -7 Comment
  SEINET238936 Image available Acacia greggii A. C. Sanders, T. B Salvato 2000-4-27 23373 Riverside Coachella Valley: east side of Coachella Canal near the foot of the Mecca Hills vicinity of the east end of Ave 60 (Mec 15 Comment
  RSA414903  Acacia greggii var. arizonica Albert J. Perkins 1916-4-16 s.n. Riverside Palm Springs. Andreas Canon. Comment
  RSA414908  Acacia greggii var. arizonica Anstruther Davidson 1892-05 s.n Riverside Banning. Comment
  CAS-BOT-BC30949  Acamptopappus sphaerocephalus P. H. Raven 1958-5-18 12996 Riverside along State Highway 74, 4.9 miles north-east of Pinon Flats, San Jacinto Mountains Comment
  SEINET5585611 Image available Achnatherum lettermanii B. L. Johnson 1960-1 s.n. Riverside Twin Lakes, above Bridgeport, at the upper lake Comment
Read comments
Jul 5 2015
  RSA770778  Achnatherum speciosum Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4616 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UC822042  Achnatherum speciosum C. L. Hitchcock 1940-4-12 6064 Riverside 8 mi nw Elsinore 457 Comment
  CAS-BOT-BC384724  Achyronychia cooperi Geo. B. Grant 1906-5-1 11 -6707 Riverside Collected on Colorado Desert at Palm Springs Comment
  RSA479851  Achyronychia cooperi L. F. La Pre 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
Read comments
Dec 14 2007
  CAS-BOT-BC204887  Acmispon argyraeus var. argyraeus H. M. Hall 1901-6-1 2140 Riverside San Jacinto Mountains. Santa Rosa Mountain. Dry hillsides of Coyote Canyon 1524 Comment
  SBBG67985  Acmispon maritimus var. brevivexillus M. N. Ackley 1928-3-31 546 Riverside Hidden Spring 304 Comment
  SEINET957536  Acmispon micranthus N. M. Fellows, A. C. Sanders 1986-1 188 Riverside Oasis de Los Osos Preserve, off Snow Creek Canyon at the north foot of the San Jacinto Mountains, 1 mile W of Snow Creek Village. 488 Comment
  SBBG63753  Acmispon rigidus M. N. Ackley 1928-4-3 548 Riverside Clary's Cyn 243 Comment
  SDSU13586  Acmispon strigosus W. Miller with C. Mosse 1972-7-20 Riverside Comment
  UCR104166  Acourtia microcephala Scott D. White 1997-5-25 5246 A Riverside San Jacinto Mtns, Bautista Canyon: Hixon Trail (USFS No. 2E43), between trailhead at Bautista Canyon Road and intermittent stream crossing at c. 3200 ft 976 Comment
  CAS-BOT-BC22562  Adenophyllum porophylloides C. L. Hitchcock; C. V. Muhlick 1964-3-22 23270 Riverside West end of Pinto Basin, Joshua Tree National Monument Comment
  JOTR31774  Adenophyllum porophylloides Andre, Jim, Tasha La Doux 2009-3-10 11243 Riverside Joshua Tree National Park. South end of the Cottonwood Mountains, near Pinkham Wash just north of aquaduct just inside park boundary; approx. 7mi west of south entrance 541 Comment
  RSA718578  Adenophyllum porophylloides Michael Honer, L. Hulse 2004-4-3 1897 Riverside Nameless canyon appx. 1 mi. W of Pushawalla Cyn., leading up to MWD aqueduct. 488 Comment
  SD90105  Adenophyllum porophylloides Nancy Ryan Zabriskie, Walter Zabriskie 1972-12-30 554 Riverside Callaway Canyon, east slope San Jacinto Mountains. Comment
  UCR174151  Adenostoma fasciculatum A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32526 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
  CSUSB1856  Adenostoma sparsifolium Ned Curtis 1974-7-19 Riverside San Jacinto Mountains San Jacinto Mountains 1523 Comment
  JEPS98070  Adenostoma sparsifolium D. Wilken with E. Painter 2000-11-4 15869 Riverside ca. 4 mi E of Anza (State Hwy. 71, M of Burnt Valley, SE base of Thomas Mountain); San Jacinto Mountains 1400 Comment
  RSA711115  Adenostoma sparsifolium M. Wall, Del Wiens, Clyde Calvin 2005-12-4 409 Riverside At highway maintenance dirt road jct. along Highway 243, ca. 2.5 miles N. of Mountain Center. 1524 Comment
  SBBG27795  Adenostoma sparsifolium D. Myrick 1964-4-29 810 Riverside Pines to Palms Hwy 74, 15 mi E of Hemet 1219 Comment
  RSA263774  Adiantum capillus-veneris R. Weatherby 1950-5-18 2965 Riverside Gypsum mine, Hagador canyon 487 Comment
  RSA700466  Adiantum capillus-veneris M. E. Fishbein, Victor Steinmann, Ivonne Steinmann, Mark Porter, Stephen Dreher 1999-12-4 4103 Riverside Santa Rosa Mountains, Deep Canyon, just east of California 74. 823 Comment
  RSA369161  Agave deserti Jack Rempel 1934-3-3 18663 Riverside Berdoo Canon, Little San Bernardino Mtns. 671 Comment
  UCR248025  Ageratina adenophora O. F. Clarke 2010-1 s.n. Riverside Peninsular Range, Riverside, UCR Botanic Garden 412 Comment
  RSA192013  Agoseris heterophylla var. heterophylla E. W. Lathrop 1966-5-8 6267 Riverside 5 miles west of Murrieta. Comment
  UC832673  Agoseris heterophylla var. heterophylla P. A. Munz and I. M. Johnston 1922-5-20 5479 Riverside Kenworthy; San Jacinto Mts. 1417 Comment
Read comments
Mar 25 2011
  UC1514475  Agoseris retrorsa E. W. Lathrop 1968-5-22 6923 Riverside trail between El Carriso and Santiago Peak Main Divide Truck; Cleveland Nat'l. Forest, El Carriso, Santiago Peak 1219 Comment
  SD262155  Agrostis Jim Andre 2012-6-15 30520 Riverside San Jacinto Mountains: San Bedrnardino National Forest, along Hwy 243, 8.6 miles south of Hwy I-10 at Banning, just northeast of Hungry Hollow and Poppet Flat (Lake Fulmor 7.5'Q) 1309 Comment
  UC1146111  Agrostis exarata E. K. Balls 1958-6-27 23301 Riverside between Santiago Peak and Indian Truck Trail; Santa Ana Mountains, along Main Divide 1371 Comment
  RSA674734  Agrostis pallens Scott D. White, K. Szabo 2000-5-31 7986 Riverside Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east- and north-facing slopes. 640 Comment
  UCR23871  Agrostis pallens John C. Roos 1965-6-30 s.n. Riverside Santa Ana Mtns., Ortega Hwy Comment
  RSA708056  Ailanthus altissima Scott D. White, Angelia Carey 2004-4-16 10152 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 549 Comment
  RSA532580  Alchemilla occidentalis D. E. Bramlet 1991-5-1 2108 Riverside Shipley Reserve. Found in a small valley some 2 km. south of Crown Valley and 1.3 km. east of Rawson Canyon. The site is some 167 m. southeast of knoll 2283 ft. 707 Comment
  UC61551  Allenrolfea occidentalis Miss Mary McKibben 1904-4-18 Riverside Mecca Colorado Desert, Mecca -5 Comment
  UC703084  Allionia incarnata Lester Rowntree 1937-5-26 Riverside Box Canyon near Mecca; Box Canyon Comment
  UCR148041  Allionia incarnata Steve Boyd, Et al. 2004-5-14 11227 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range 549 Comment
  CAS-BOT-BC131983  Allium haematochiton Marcus E. Jones 1931-3-2 28594 Riverside Corona Comment
  HSC85668  Allium haematochiton Steve Boyd 1986-3-9 1378 Riverside Temescal Canyon: Alberhill Mtn., S slope of mtn., just E of claymine area 459 Comment
  POM190037  Allium haematochiton Marcus E. Jones 1931-3-2 s.n. Riverside Corona. Comment
  SEINET12048030  Allium haematochiton R. F. Thorne, Lathrop, E. 1975-1 45560 Riverside Santa Rosa Plateau, Rancho California, Mesa de Burro 610 Comment
  RSA190622  Allium lacunosum var. davisiae L. B. Ziegler 1967-6-25 s.n. Riverside Kenworthy Ranger Station, south end of San Jacinto Mountains. 1616 Comment
  CAS-BOT-BC132014  Allium munzii Steve Boyd 1986-4-22 1778 Riverside Gavilan Hills: E edge of plateau remnant of ridge E of Estelle Mt., S of Dawson Canyon 670 Comment
  RSA366476  Allium munzii B. C. Templeton 1931-3-23 s.n. Riverside Near Gavilan Alt. 600 m. 600 Comment
  RSA682854  Allium munzii Scott D. White, Michael Honer 2003-4-9 8983 Riverside About 1 mile N of the I-15 Freeway and 1 mile east of Lake St. exit, on and around unnamed peak 2349. 549 Comment
  UCR42165  Allium munzii Steve Boyd 1986-4-22 1781 Riverside Gavilan Hills, Summit of Estelle Mountain. 841 Comment
  UCR139245  Allium parryi A. C. Sanders, Kate Kramer 2003-6-11 26877 Riverside San Jacinto Mtns., Garner Valley, foothills on the northeast side of the valley, 1/2 mile west of Morris Ranch Rd. on a dirt track, c. 1 km west of Goff Flat 1616 Comment
  SJSU7122  Allium peninsulare N. D. Addy 1962-4-16 Riverside Railroad Canyon Rd c. 3-4 mi E of Elsinore 396 Comment
  UCR193986  Allophyllum A. C. Sanders 2008-7-25 35922 Riverside Peninsular Range; San Jacinto Mtns., east side of May Valley, NE of Bonita Vista Rd. at foot of hills Comment
  SEINET2444454  Allophyllum glutinosum Leigh A. Johnson 1997-4-25 97 -054 Riverside San Bernardino Natl. Forest, Cahuilla Mtn. Along road to Cahuilla Mtn. trail. 1300 Comment
  UCR113620  Alnus rhombifolia Stan C. Spencer 2000-2-1 s.n. Riverside Temecula Valley, Empire Creek (Long Valley) SW of Margarita Rd. 329 Comment
  UCR167796  Amaranthus albus T. B. Salvato, Melissa Clemons 2005-6-23 1319 Riverside Peninsular Range; Temescal Valley, 3 miles NW of Alberhill, Temescal Canyon Road at Corona [Lee] Lake 366 Comment
  RSA594524  Amaranthus albus D. L. Banks, Rashmi Pant 1996-5-13 1029 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest; Dripping Springs Campground, campsite #9. Disturbed area around the campsite and campground roadway. 487 Comment
  UCR125907  Amaranthus blitum A. C. Sanders 2002-11-10 25623 Riverside San Bernardino/Santa Ana River Valley Region, Riverside, weed in yard at 422 Campus View Dr. 341 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
  RSA339243  Amaranthus fimbriatus R. F. Thorne, Rolf, Getrud Dahlgren 1979-8-22 53594 Riverside Joshua Tree National Monument: Hidden Valley. 1280 Comment
  SEINET9120721  Amaranthus fimbriatus E. R. Blakley 1961-1 4715 Riverside Pinyon Flat, Palms to Pines Highway (Calif. 74). 1219 Comment
  RSA451024  Amaranthus palmeri Stephen M. Beckstrom-Sternberg 1985-9-10 1014 Riverside U.C.R. garden plots. Comment
  OBI37490  Amaranthus powellii Steve Boyd 1985-7-23 1025 Riverside De luz rd, 8.5 mi W of rancho Calif 274 Comment
  CAS-BOT-BC61398  Amauriopsis dissecta Philip A. Munz 1938-8-14 15364 Riverside East of Toro Peak, Santa Rosa Mts. 2438 Comment
  UC2015638  Ambrosia X platyspina A. C. Sanders with K. Rose 1995-4-27 16744 Riverside Coachella Valley: foot of the Little San Bernardino Mtns., canyon E of Fan Hill, just outside Joshua Tree National Park Comment
  CLARK-A1528-145  Ambrosia acanthicarpa Fred B. Essig 1966-9-12 Riverside Riverside Comment
  UCSB14593  Ambrosia acanthicarpa Breedlove, Dennis 1961-8-5 Riverside Along State Highway 74, 5 miles east of Keen Camp, Hemet Valley, San Jacinto Mountains 1341 Comment
  RSA643280  Ambrosia confertiflora R. D. Goeden, D. W. Ricker 1970-4-2 s.n. Riverside Moreno Badlands: W of Beaumont, south side of Hwy 60, 2 miles W of Jackrabbit Trail 686 Comment
Read comments
Mar 21 2011
  CHSC95389  Ambrosia dumosa C. Spurrier; Way, M. J. 2001-6-14 6 Riverside Riverside County. Big Morongo Canyon Preserve, Kickapoo trail, 5.6 km north of State Water Company Entrance. 595 Comment
  JOTR34211  Ambrosia dumosa Harding, Mitzi, Mark Wheeler 2012-9-4 191 Riverside Joshua Tree National Park. Pinto Basin; near turkey flats parking area; sandy flats (Stop 1) 509 Comment
  LA202918  Ambrosia dumosa A. M. Johnson; 1932-3-19 3874 Riverside below [S of] Palm Springs Comment
  CLARK-A1528-1541  Ambrosia psilostachya John C. Roos 1937-8-17 1218 Riverside Hemet Comment
  UCSB9148  Ambrosia psilostachya Ballard 1954-10-26 Riverside 3 miles south of Men's Reform School (Chino Institute), Chino 182 Comment
  OBI40187  Ambrosia salsola N. Miles Fellows 1984-3-20 4 Riverside Oasis de Los Osos Preserve, off Snow Creek Canyon at the north foot of the San Jacinto Mtns., 1 mi W of Snow Crk Village 488 Comment
  UC1979867  Ambrosia salsola Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy 2011-3-24 848 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region: Chuckwalla Mountas Wilderness, off Corn Spring Road. Large wash draining out of large canyon in Chuckwalla Mountains, draining through pavement plain bajadas. Comment
  UCR249654  Ambrosia salsola T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7312 Riverside Sonoran (Colorado) Desert, south of Hwy I-10, north of the Chuckwalla Mountains, Chuckwalla Valley Road c. 1.4 km west of its junction with Augustine Pass Road 137 Comment
  JOTR32964  Amelanchier utahensis La Doux, Tasha, Alice Miller and Victoria Sork 2009-5-3 2715 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west side of Queen Mountain; granitic outcrops with sandy ephemeral wash 1408 Comment
  UCR91732  Amorpha californica A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18100 Riverside San Bernardino Mtns, Morongo Indian Reservation, natural pond & bog at SE edge of Burro Flats 1100 Comment
  LA204905  Amorpha fruticosa Barbara Crumly; 1953-5-23 sn Riverside Cranston Ranger station Comment
  RSA450474  Amorpha fruticosa J. C. Roos 1965-9-28 s.n Riverside San Jacinto Valley, near Gilman Hot Springs in dry canyon bottom. Comment
  UC489216  Amorpha fruticosa C. V. Meyer 1928-8-2 628 Riverside Idyllwild Grade San Jacinto River (foot) Comment
  RSA525691  Amsinckia intermedia Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4562 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake Comment
  SD186123  Amsinckia intermedia A. C. Sanders, T. B. Salvato and Mitch Provance 2003-4-4 25834 Riverside Jurupa Mountains, hill southwest of the Jensen Quarry, northwest of Sunnyslope. 366 Comment
  UC494722  Amsinckia intermedia Philip A. Munz 1932-3-24 12025 Riverside n of Elsinore 304 Comment
  RSA0089609  Amsinckia intermedia Steve Boyd 1986-3-9 1391 Riverside Temescal Canyon: Alberhill Mountain, S slope of mountain just east of claymine area. 427 Comment
  SD187373  Amsinckia menziesii Scott D. White, Angelia Carey 2004-4-16 10173 Riverside Indian Creek and adjacent slopes. 548 Comment
  SDSU18985  Amsinckia menziesii var. menziesii C. Matt Guilliams, Jeannine Ross 2008-3-12 522 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. Collections near the Dudleya multicaulis restoration site. 388 Comment
  UCR265021  Amsinckia retrorsa Mitch Provance 2013-4-8 413- 12 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  RSA703377  Amsinckia tessellata var. tessellata LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1412 Riverside Chocolate-Chuckwalla Mountains region: Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  UCR23921  Andropogon glomeratus John C. Roos 1938-12-29 322 Riverside San Jacinto Mtns/Colorado Desert, Palm Canyon Comment
  CAS-BOT-BC137812  Andropogon glomeratus var. scabriglumis Catherine Best 1999-2-7 1505 Riverside Growing along the creek in Andreas Canyon, near Palm Springs. Comment
  UCR232038  Anemopsis californica John F. Green 2008-4-22 04- 02 Riverside Peninsular Range, hills south of Perris, powerline route just east of the San Jacinto River, west of Goetz Rd. 438 Comment
  POM48874  Angelica tomentosa P. A. Munz, I. M. Johnston 1924-7-26 8708 Riverside common on north slopes, 8 mi. S of Banning. 1372 Comment
  UCR14552  Angelica tomentosa Warren Estes 1974-7-10 s.n. Riverside San Jacinto Mtns., l mi. above Poppet Flats, E side of Rd. 243, near Banning 1280 Comment
  CAS-BOT-BC79938  Antennaria microphylla H. M. Hall 1901-7-1 2401 Riverside Tamarack Valley 2834 Comment
  CLARK-A1528-5006  Antennaria rosea John C. Roos 1937-8-18 2409 Riverside San Jacinto Mountains 2743 Comment
  POM12710  Antennaria rosea Philip A. Munz 1922-7-5 5977 Riverside Tahquitz Valley, San Jacinto Mountains 2226 Comment
  UCR34896  Anthemis cotula L. B. Ziegler 1967-11-7 262 Riverside San Jacinto Mtns., Poppet Flats area 1070 Comment
  UCR20975  Anthriscus caucalis G. Auxier 1980-4-30 s.n. Riverside Peninsular Range, 2 mi. north of Rainbow 366 Comment
  OBI37456  Antirrhinum coulterianum Jennifer Lyman 1981-5-22 s.n. Riverside San Jacinto Mts. E side of mt San Jacinto. USFS San Jacinto Mtn 1829 Comment
  POM158439  Antirrhinum coulterianum Philip A. Munz 1927-5-21 10882 -a Riverside 10 miles SW of Coahuila [now Cahuilla]. Comment
  RSA388498  Antirrhinum coulterianum Steve D. Boyd 1986-5-1 1819 Riverside Bachelor Mtn.: Lower south slopes of Bachelor Mtn., east end of Lake Skinner. Comment
  JEPS5315  Antirrhinum filipes Lawrence Saylor 1935-3-25 222 Riverside 25 mi s 29 Palms Comment
  CAS-BOT-BC372462  Antirrhinum nuttallianum A. C. Sanders; T. B. Salvato; Matthew Malle; Jonas Winbolt; Katie A. Kurtz 2010-4-7 37797 Riverside Southeastern Gavilan Hills norht of Alberhill, west of dirt extension of Lake St., 1.0 mile NW (341 deg. ) of intersection of I-15 and Lake St., Alberhill 7.5' Q., Southeastern Range 526 Comment
  CLARK-A1528-4165  Antirrhinum nuttallianum John C. Roos 1937-5-2 1398 Riverside La Sierra Comment
  POM9389  Antirrhinum nuttallianum subsp. nuttallianum I. M. Johnston 1920-5-8 s.n. Riverside Box Springs Grade Comment
  UC1606624  Aphanes occidentalis Steve Boyd and Orlando Mistretta 1992-4-22 6995 Riverside on ridge between Talega Canyon and Nickel Canyon (Indian Potrero Trail s from Verdugo Potrero to Indian Potrero); Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar 609 Comment
  UCR158514  Apiastrum angustifolium A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30021 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
  UC64596  Apocynum androsaemifolium H. M. Hall 1897-8-13 847 Riverside San Jacinto Mts. 1828 Comment
  UCR278861  Aptenia cordifolia Mitch Provance 2011-6-15 17103 Riverside Santa Ana River Valley, Riverside, north side of Market St., 100-200 ft. east of the rip rap along the Santa Ana River34 245 Comment
  POM12858  Aquilegia formosa P. A. Munz 1922-6-24 5807 Riverside Pipe Creek, Hemet Valley 1524 Comment
  UC853788  Aquilegia formosa C. Epling and Wm. Robison 1935-6-30 Riverside between Pine Flat Camp and Fuller's Mill Mt. San Jacinto Comment
  RSA66764  Arabis perennans E. C. Jaeger 1922-6-29 5443 Riverside Tahquitz Valley, San Jacinto Mts. 2104 Comment
  POM184733  Arabis pulchra var. gracilis C. L. Hitchcock 1932-4-9 12229 Riverside Joshua Tree National Monument; White Tanks, eastern Riverside. Comment
  UCR165198  Arabis sparsiflora S. J. Myers 2001-4-6 s.n. Riverside San Jacinto Mtns., Bautista Canyon 976 Comment
  RSA629137  Arctostaphylos Jon E. Keeley 1992-7-16 16576 Riverside Red Mountain Road/Stanley Road, 11.7 km east of R3 on Stanley Road. 975 Comment
  RSA629369  Arctostaphylos glandulosa Jon E. Keeley 1992-7-17 16848 Riverside Hwy 243, 39-40 km north of Idyllwild. 1375 Comment
  RSA629433  Arctostaphylos glandulosa Jon E. Keeley 1992-7-17 16855 Riverside Hwy 243, 39-40 km north of Idyllwild. 1375 Comment
  RSA629451  Arctostaphylos glandulosa Jon E. Keeley 1992-7-16 16566 Riverside Red Mountain Road/Stanley Road, 11.7 km east of R3 on Stanley Road. 975 Comment
  SD254598  Arctostaphylos glandulosa A. C. Sanders, Glen Morrison 2016-8-4 42621 Riverside San Jacinto Mountains: Highway 74 below McGaugh Road, west slope of the mountains at mile post 58.19, below Mountain Center. 1310 Comment
  UCD105722  Arctostaphylos glandulosa subsp. glaucomollis T. Scott; A. Townesmith, K. M. Meyer 2007-3-15 130 Riverside San Bernardino National Forest. 9.4 mi. S on 243 (Palms to Pines National Scenic Byway) from US 10. Along side of road at pull-off before Diamond Zen Rd. 1298 Comment
  RSA50293  Arctostaphylos glandulosa subsp. leucophylla E. K. Balls 1949-5-4 13483 Riverside 2 miles west of Fuller Creek Campground. San Jacinto Mtns. 1494 Comment
  RSA608235  Arctostaphylos glandulosa subsp. zacaensis Steve Boyd, Bart O'Brien 1998-1-13 10069 Riverside Santa Ana Mountains: north end of the range, ESE of Sierra Peak along Main Divide Road (3S04), ca. 0.6 mi from summit of peak on divide between Fresno and Fremont canyons. 914 Comment
  CAS-BOT-BC24670  Arctostaphylos glauca Scott D. White 1996-4-14 3922 Riverside E. of Hemet: San Jacinto River Wash near Valle Vista, n. of Hwy. 74, ca. 1.7 mi. w. of USFS Cranston Fire Station. USGS 548 Comment
  RSA229326  Arctostaphylos glauca F. C. Vasek, J. F. Clovis 1971-4-28 1743 Riverside Little San Bernardino Mts., Joshua Tree National Monument; Ridge and coves one mile east of Juniper Flats 1463 Comment
  RSA631754  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19269 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631782  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19275 Riverside Highway 79, 5 km west of Radec. 580 Comment
  UCR60640  Arctostaphylos glauca C. B. Wolf 1932-2-11 02649 Riverside Santa Ana Mtns, Hidden [Tin Mine] Canyon, 5 mi. west of Corona, base of Skyline Drive. 405 Comment
  RSA633538  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Melanie Baer-Keeley 1993-4-23 22661 Riverside Road to Santa Rosa Mountain. 2000 Comment
  RSA633552  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21797 Riverside Dirt road to Santa Rosa Mountain, 12.3 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 2190 Comment
  RSA633584  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22516 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633620  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16692 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  RSA633657  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16644 Riverside Road to Santa Rosa Mountain (7S02), 7.5 km south of Highway 74. 1860 Comment
  RSA633718  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20127 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633756  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-17 16709 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  UC21885  Arctostaphylos patula H. M. Hall 1901-6 2419 Riverside Tauquitz Valley San Jacinto Mountains 2438 Comment
  CAS-BOT-BC44368  Arctostaphylos pringlei subsp. drupacea Vernon Bailey 1907-8-5 1199 Riverside Idyllwild, San Jacinto Mts. 1371 Comment
  CAS-BOT-BC44373  Arctostaphylos pringlei subsp. drupacea E. K. Balls 1949-5-4 13480 Riverside On highway to Idyllwild, 2 miles from junction with Palms to Pines Highway, San Jacinto Mts. 1371 Comment
  RSA604157  Arctostaphylos pringlei subsp. drupacea W. B. Welch 1928-5-5 s.n. Riverside Idyllwild, San Jacinto Mts. Comment
  RSA635640  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-16 16683 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  SD229130  Arctostaphylos pringlei subsp. drupacea Dick Schwenkmeyer 2012-4-18 705 Riverside Mt. San Jacinto: Vista Grande, 1.1 mile northwest of U.S. Forestry station on Highway 243, north of Idyllwild. High granite ridge overlooking Gorgonio Pass to the north and Hemet to the west. 1540 Comment
  UC21862  Arctostaphylos pringlei subsp. drupacea H. M. Hall June 1901 2092 Riverside s side San Jacinto Mountains 1524 Comment
  CAS-BOT-BC46337  Arctostaphylos pungens John Thomas Howell 1960-3-24 35149 Riverside Keene Camp Summit, Pines to Palms Hwy. San Jacinto Mts. 1493 Comment
  RSA752547  Arctostaphylos pungens Justin M. Wood 2009-3-10 350 Riverside Near intersection of Hwy 243 and Twin Pines Rd. 1220 Comment
  RSA636021  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19493 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
  RSA636022  Arctostaphylos rainbowensis Jon E. Keeley 1992-8-2 18797 Riverside East of Hwy 15, off Rainbow Cyn. Rd., 3 km north of San Diego Co. line. 400 Comment
  RSA636165  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19465 Riverside West of Temecula, off Carancho Rd., west of De Luz Rd., eastern Santa Margarita Mtns. 460 Comment
  UCR158146  Arctostaphylos rainbowensis S. J. Myers 1993-1-22 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, SW of Mesa de Colorado, Carancho Rd. at Tortuga Rd. 396 Comment
  UCR213839  Arenaria macradenia Scott D. White, Justin M. Wood 2009-5-21 12856 Riverside San Jacinto Mountains, Garner Valley, near abandoned duck ponds, south of Quinn Flat 1366 Comment
  UCSB2119  Argemone munita Beeks, Richard 1952-4-4 Riverside 2.15 miles W. of junction of U.S. 60, U.S. 70, and U.S. 195 Comment
  CAS-BOT-BC401676  Argemone munita subsp. munita Alice Eastwood 1913-4-30 3109 Riverside Palm Springs Comment
  POM19799  Argemone munita subsp. munita Mary F. Spencer 1923-8-17 2181 Riverside Prope [near] Kenworthy, Hemet Valley; San Jacinto Mt. 1372 Comment
  POM285867  Argemone munita subsp. munita Gerald B. Ownbey 1954-6-24 2170 Riverside 0.1 mi. w. of Radec. 517 Comment
  RSA686636  Argyrochosma jonesii Anstruther Davidson 1893-4-10 114 Riverside Palm Springs. Comment
  CAS-BOT-BC137660  Aristida adscensionis G. Helmkamp; E. Helmkamp 1998-1-17 2536 Riverside Box Canyon northeast of Mecca and 3.5 miles south of Shaver's Well. 243 Comment
  CLARK-A1528-4464  Aristida adscensionis John C. Roos 1952-4-9 5508 Riverside Mt. Rubidoux 365 Comment
  UCSB52573  Aristida adscensionis Cowan, Clark 1978-4-23 Riverside ESE slope above San Jacinto tramway parking lot, Chino Canyon; Whittaker transect #W-217 173 Comment
  CLARK-A1528-4471  Aristida hamulosa John C. Roos 1941-8-2 82 Riverside San Jacinto River 761 Comment
  UCR136196  Aristida purpurea var. fendleriana A. C. Sanders 2004-6-20 28224 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd., hilltop above I-15, SW of main clay pits 378 Comment
  UCD56562  Aristida purpurea var. nealleyi Peter H. Raven 1958-5-18 12986 Riverside San Jacinto Mountains, Pinyon Flats. Comment
  RSA596672  Artemisia californica Darin L. Banks, Lauren Raz 1996-11-5 1146 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, S of San Gabriel Church; Along a newly established firebreak along a NW-SE running ridgeline, near the water tank. 402 Comment
  RSA650458  Artemisia californica C. J. Humphrey, Herbery Humphrey 1936-6-7 395 Riverside In foothills 18 miles East of Riverside. 548 Comment
Read comments
Dec 15 2011
  UCR220001  Artemisia californica A. C. Sanders 2010-11-18 38692 Riverside Peninsular Range; western Gavilan Hills, eastern edge of Corona, north end of 'radio tower' ridge, 1.85 mi. NNE (25 deg. ) of El Cerrito, 1 mi. SSE (143 deg. ) of Home Gardens, just east of large rock quarry 488 Comment
  POM230231  Artemisia douglasiana I. W. Clokey, E. G. Anderson 1933-8-21 6984 Riverside West of Keen Camp 1360 Comment
  UCR4346  Artemisia nova L. B. Ziegler 1964-7-11 s.n. Riverside San Jacinto Mtns., 2 mi NE of Kenworthy Ranger Station Comment
  RSA0065405  Artemisia tridentata Peter Gail 1961-5-6 s.n. Riverside Palms to Pines Hwy. 1219 Comment
  LA202957  Artemisia tridentata subsp. tridentata Elizabeth McClintock; L. Erickson 1937-11-6 sn Riverside near Lake Hemet, Palms to Pines Highway Comment
  SEINET10455446  Asclepias David B. Dunn, Howard Brown; Elizabeth M. McClintock 1947-3-15 Dunn 2870 Riverside Pushawalla canyon, indio hills. On dry plateau; channel .5 mi. Nw. Comment
  RSA516748  Asclepias californica Ed LaRue 1989-4-25 s.n. Riverside 2 mi (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. 488 Comment
  UCR43756  Asclepias californica A. C. Sanders, B. Pitzer 1986-4-30 6488 Riverside San Jacinto Mtns, head of Bee Canyon along Bee Canyon Road, 1.7 mi. above mouth of canyon at the San Jacinto River Valley. 795 Comment
  RSA696498  Asclepias eriocarpa Keith E. Hoffmaster 1934-4-8 772 Riverside Santa Ana Mts. Comment
  RSA263903  Asclepias subulata C. W. Tilforth 1976-7-21 1220 Riverside Along Hwy 195 in large sandy wash, 15 miles NE of Mecca Comment
Read comments
May 29 2011
  RSA69915  Asclepias subulata F. W. Peirson 1928-4-23 7886 Riverside in sandy wash land; 6 mi. n.e. of Mecca, on road to Blythe Comment
Read comments
Oct 23 2011
  SBBG58653  Asclepias subulata S. W. Hutchinson -Feb-1927 10 Riverside Box Cyn 121 Comment
  SD224819  Asclepias subulata B. Pitzer 1996-11-9 2927 Riverside Orocopia Mts: Bob's Cabin, ca 4 rd mi. N of Salt Creek Rd & 4.5 air mi. S of the W end of Hayfield Lake. Hayfield 15' USGS Quad. 609 Comment
Read comments
Mar 14 2015
  OBI52770  Asparagus asparagoides B. Pitzer & E. Misquez, E. Misquez 1988-2-28 636 Riverside Walker Basin, SW of Murrieta, Avenida del Oro, 2 mi S of Ranch Calif Rd 427 Comment
  UCR16717  Aspidotis californica Dave Baasch 1972-2-5 720205- 01 Riverside Santa Ana Mountains, De Luz Creek, 5 mi NE of De Luz on Murrietta-De Luz Road 213 Comment
  UCR147805  Asplenium vespertinum Steve Boyd, Aydee Virgen 2004-4-13 10896 Riverside Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon Comment
  SEINET10728237  Aster Billy Joe Cox 1975-10-10 Cox 4224 Riverside Riverside-Imperial counties. 1-3 km W, (ca. 32 km S of Blythe); creosote desert scrub sandy and gravelly entisols. 70 Comment
  CLARK-A1528-1616  Aster spinosus John C. Roos 1965-7-5 Riverside Blythe Comment
  CLARK-A1528-5566  Astragalus allochrous John C. Roos 1949-4-10 4228 Riverside Chuckwalla Mountains Comment
  JEPS54530  Astragalus aridus S. B. Parish 1913-2-28 8467 Riverside Salton Sink , Salton Sink (Mecca) 60 Comment
  RSA748374  Astragalus aridus Justin M. Wood 2009-3-26 408 Riverside Bermuda Dunes; Avenue 38, between Washington St and I-10. 37 Comment
  UC862495  Astragalus aridus Lewis S. Rose 1937-4-10 37155 Riverside 3 mi se Indio; se of Indio -15 Comment
  SEINET2060370 Image available Astragalus bicristatus Reid Moran 1973-7-28 21111 Riverside North slope of Toro Peak, Santa Rosa Mountains. 2310 Comment
  OBI35628  Astragalus coccineus Louis B. Ziegler 1969-4-20 337 Riverside Pinyon Flats-San Jacinto Mts 1250 Comment
  POM228205  Astragalus crotalariae A. M. Alexander, Louise Kellogg 1941-3-2 1881 Riverside Roadside 5 miles south of Valerie. Comment
  UC862884  Astragalus crotalariae P. A. Munz, D. Keck 1922-4-8 4743 Riverside 1/2 mi e Indio (Colorado Desert); , e of Indio -15 Comment
  UCR157442  Astragalus didymocarpus A. C. Sanders 1997-3-26 20123 Riverside Lake Skinner area, NW foot of the Tucalota Hills, 0.2 mi. east of main Skinner entrance road on a dirt service road 473 Comment
  RSA525249  Astragalus didymocarpus var. didymocarpus Steve Boyd, T. S. Ross 1990-5-11 4627 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79. 549 Comment
  UCD84939  Astragalus didymocarpus var. dispermus Chuck Hughes 2010-3-23 211 Riverside About 11.5 miles south of Highway 62, next to railroad tracks. 254 Comment
  POM157927  Astragalus douglasii var. parishii P. A. Munz 1927-5-21 10843 Riverside Head of San Carlos Pass, Anza. 1372 Comment
  SD111917  Astragalus douglasii var. parishii Barbara Ertter, Jeffrey Strachan 1980-5-21 3484 Riverside Santa Rosa Mountain road, ca. 2.0 miles south of Highway 74, rivulets on southeast slope. 1584 Comment
  UCR201474  Astragalus douglasii var. parishii Scott D. White, Justin M. Wood 2008-6-5 12079 Riverside San Jacinto Mountains, Garner Valley, Hwy 74 at Thomas Mountain Road, southwest corner of junction 1341 Comment
  SD211452  Astragalus insularis var. harwoodii Carolyn Martus, Joseph Betzler, Caesara Brungraber, Lance Woolley 2008-4-15 1215 Riverside 30 miles west of Blythe near Palen Dry Lake. About two miles south, southeast from the north end of Palen Dry Lake. Access the area from the Corn Springs exit from I-10. On this visit, approximately 20 plants were seen scattered in this general area. Comment
  RSA498235  Astragalus lentiginosus var. coachellae F. W. Peirson 1920-2-17 s.n. Riverside Whitewater River, Colorado Desert, river at bridge. Comment
  SBBG47488  Astragalus lentiginosus var. floribundus M. B. Dunkle 1935-3-17 4402 Riverside Desert Center 609 Comment
Read comments
Apr 5 2011
  GMDRC5491  Astragalus lentiginosus var. fremontii J. Andre 2012-4-16 20938 Riverside Little San Bernardino Mountains: along Geotour Road, at north end of one-way loop in Pleasant Valley at foot (south end) of Hexie Mtns, 6.7 mi. south of Natl Park Loop Rd (paved). 990 Comment
  LA205563  Astragalus nuttallianus var. cedrosensis Philip A. Munz; D. Keck 1922-4-12 4846 Riverside Chuckwalla Mountains, vicinity of Corn Springs 670 Comment
  RSA90703  Astragalus nuttallianus var. cedrosensis F. W. Peirson 1922-4-9 584 Riverside Murray Canyon, near Palm Springs Comment
  JEPS54817  Astragalus pachypus var. jaegeri Frank W. Peirson 1928-3-24 Riverside Temecula River Road s Dripping Spring; Temecula River Road s of Dripping Spring 457 Comment
  CAS-BOT-BC194137  Astragalus pomonensis C. Epling; J. Ewan 1933-6-1 s.n. Riverside 5 mi. above Corona, Temescal Canyon Comment
  RSA415660  Astragalus pomonensis B. C. Templeton 1930-4-15 1483 Riverside Between Perris and Gavilan Peak. 610 Comment
  UCR167785  Astragalus pomonensis T. B. Salvato, Gregg Miller 2005-6-3 1358 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto River c. 2.5 mi SSW of Perris, 1.5 mi downstream of Goetz Road where the river leaves the Perris Plain and enters the hill area above Railroad Canyon 427 Comment
  CAS-BOT-BC193173  Astragalus sabulonum Ira L. Wiggins 1938-3-19 8901 Riverside Colorado Desert 25 mi. W. of Blythe Comment
  CLARK-A1528-2758  Astragalus sabulonum John C. Roos 1949-3-19 4118 Riverside Mecca Comment
  RSA4917  Astragalus sabulonum C. B. Wolf 1932-4-28 3079 Riverside 19 mi. W. of Blythe on the Mecca rd. 122 Comment
  RSA0006864  Astragalus tricarinatus E. C. Jaeger 1921-1 s.n. Riverside Thousand Palms Comment
  UCR106421  Athysanus pusillus George K. Helmkamp, A. C. Sanders 1997-3-15 1488 Riverside Skinner Lake, Grassland at base of Bachelor Mtn. and adjoining chapararal. 488 Comment
  UC724310  Atrichoseris platyphylla Aven Nelson, Ruth A. Nelson 1939-3-29 3328 Riverside near Mecca; Hidden Springs Canyon Comment
  UCR244423  Atrichoseris platyphylla Jim Andre 2012-4-16 20918 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  JEPS59547  Atriplex canescens W. L. Jepson 1914-5-23 6050 Riverside near Palm Springs; Coachella Valley, near Palm Springs 60 Comment
  POM278666  Atriplex canescens Grant D. Brown 1949-12-14 469 Riverside 1.5 miles W of White Water Comment
  RSA452377  Atriplex canescens S. B. Parish 1912-10-11 8256 Riverside Caleb, Salton Basin. -61 Comment
Read comments
Sep 4 2011
  SEINET3930588  Atriplex canescens R. L. Piemeisel 1913-8-17 3645 Riverside Crestmore.; 0 Comment
  SEINET3930848  Atriplex canescens Stewart C. Sanderson 1993-11-18 93 -039 Riverside North Shore.; 0 Comment
  UCR17337  Atriplex canescens subsp. linearis N. R. Zabriskie, W. W. Zabriskie 1970-12-29 331 Riverside Western Colorado Desert/ San Jacinto Mtns, Andreas Canyon Club property, Palm Canyon watershed, east slope San Jacinto Mtns. 168 Comment
  POM278704  Atriplex canescens var. laciniata Grant D. Brown 1950-12 449 Riverside 5 mi. W. of Indio on Hyway #99 Comment
Read comments
Apr 7 2011
  RSA787693  Atriplex canescens var. laciniata Duncan S. Bell 2012-4-5 3306 Riverside Palen sand dunes on the southwest side of the Palen mountains at the south end of Palen Valley and the northwestern part of Chuckwalla Valley. Approx. 6.75 air miles directly north of Hell. 137 Comment
  SEINET1911480  Atriplex canescens var. laciniata Carl B. Wolf 1932-1 4316 Riverside Caleb (Southern Pacific Railway siding), 4.5 miles SE of Mecca, Colorado Desert. Lower Sonoran zone. 61 Comment
  UCR103746  Atriplex coronata var. notatior D. E. Bramlet 1995-6-8 2437 Riverside San Jacinto Valley, Mystic Lake Duck Club., on berms & on the SW duck ponds within the club, 1.92 km east of Davis Road and adjacent to the maintenence road, 915 m north of the San Jacinto River Channel 436 Comment
  JOTR28751  Atriplex elegans var. fasciculata La Doux, Tasha, Bill Truesdell, Erin Babich 2005-3-7 1032 Riverside Joshua Tree National Park. East flanks of Coxcomb Mountains, along JTNP boundary; 13 miles N of Desert Center. along Route 177 329 Comment
  POM47247  Atriplex elegans var. fasciculata Mary F. Spencer 1920-3-12 1508 Riverside Mecca. Colorado Desert -60 Comment
Read comments
Sep 7 2011
  POM122734  Atriplex hymenelytra Marcus E. Jones 1924-2-7 s.n. Riverside Salton Sink near Oasis. Comment
  SBBG1763  Atriplex hymenelytra H. and M. Dearing 1940-1-1 4070 Riverside near Mecca Comment
  SBBG65383  Atriplex hymenelytra S. W. Hutchinson 1928-2-1 107 Riverside Thousand Palms 243 Comment
  SEINET4135126  Atriplex hymenelytra Howard C. Stutz 1988-1-6 94549 Riverside 12 mi. N of Desert Center.; 0 Comment
  CAS-BOT-BC169292  Atriplex lentiformis John Thomas Howell 1928-1-28 3280 Riverside Thousand Palms, Colorado Desert Comment
  CAS-BOT-BC176538  Atriplex polycarpa S. B. Parish 1912-10-10 8262 Riverside Mecca 57 Comment
  CAS-BOT-BC176542  Atriplex polycarpa John Thomas Howell 1928-11-4 4086 Riverside Below Palm [Canon] Canyon on road from Indio to Palm Springs Comment
  UCD97656  Atriplex rosea Steve Boyd; Tim Ross, Laurel Arnseth 1989-6-11 3730 Riverside Vail Lake area, wetlands of Wilson Creek, east of the lake. 472 Comment
  RSA557317  Atriplex rosea Julie Greene, Steve Boyd, D. E. Bramlet, H. Flores, H. Ochoterana 1993-7-9 1427 Riverside San Jacinto Wildlife Area: South of visitor center, by waterfoul kiosk, east of Davis Rd. 433 Comment
  SBBG81109  Atriplex serenana var. serenana S. Cantrell, W. Appleby 1985-9-19 Riverside Santa Ana River Regional Park, S side of river 207 Comment
  RSA785197  Atriplex suberecta D. E. Bramlet 1996-5-4 2461 Riverside San Jacinto Valley, San Jacinto Wildlife Area, 300m SW of Pond No. 1, and c. 1 km NE of the reserve entrance at Davis Road 433 Comment
  UCD97690  Atriplex suberecta A. C. Sanders; K. C. Rose 1998-5-21 21854 Riverside Hemet; west of town, E of the canal, S of Hwy 74 (Florida) and 1/4 mile W of Warren Road. 457 Comment
  UCR19689  Avena barbata John C. Roos 1966-3-22 s.n. Riverside San Jacinto Valley, Gilman [Hot] Springs 610 Comment
  RSA779437  Avena fatua A. C. Sanders 1998-1-15 21647 Riverside along old Rawson Rd. just north of Crown Valley, above Diamond Valley at waterline of proposed reservoir 518 Comment
  UCR172142  Avena fatua A. C. Sanders 2006-5-11 32263 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
  UCR91523  Avena fatua Scott D. White 1995-3-30 2638 Riverside San Jacinto Valley, Just west of Box Springs Blvd, east of Sycamore Canyon Park 457 Comment
  RSA33455  Avena sativa N. C. Cooper 1944-5-6 1218 Riverside Banning. 701 Comment
  RSA180328  Baccharis salicifolia E. W. Lathrop 1965-3-30 5604 Riverside 14 miles W of Murrieta. Comment
  RSA544385  Baccharis salicifolia Steve Boyd 1991-6-14 6400 Riverside Warm Springs Creek at NE end of Hogbacks ridge from Alamos Rd. S to confluence w/ Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Springs. Comment
  SEINET10616772  Baccharis salicifolia David B. Dunn 1948-1-25 Dunn 3646 Riverside Found in ravine northeast of the top of the grade east of Riverside about 5 miles out. Comment
  UC63381  Baccharis salicifolia subsp. salicifolia Geo. F. Reinhardt 1897-6-1 Riverside San Jacinto Comment
  UC893661  Baccharis salicifolia subsp. salicifolia Carl B. Wolf 1932-10-11 4273 Riverside 3/10 mi below San Bernardino County Line (Morongo Wash, Little San Bernardino Mts., Colorado Desert); Colorado Desert, Little San Bernardino Mts., Morongo Wash 670 Comment
  CAS-BOT-BC99821  Baccharis sarothroides Carl B. Wolf 1932-10-13 4310 Riverside Colorado Desert. Eagle Mts. Cottonwood Springs 289 Comment
  RSA588837  Baccharis sarothroides Darin L. Banks, Steve Boyd 1995-10-17 0780 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along lower Arroyo Seco, S of the Dripping Springs Campground. Along the broad alluvial benches N of where Arroyo Seco turns to the E. 512 Comment
  UCR99727  Baccharis sarothroides B. G. Pitzer 1996-11-11 2931 Riverside Sonoran (Colorado) Desert, Orocopia Mts: Salt Creek Wash, at intersection w/ SR211, 4 rd. mi. south of Bob's Cabin 274 Comment
  IRVC509  Baccharis sergiloides R. H. Whittaker, W. A. Niering 1963-6-11 SJ 373 Riverside Santa Rosa Rd., slope W-5 degree draw, mostly sandy soil, occasional boulders. Santa Rosa Mountains 1601 Comment
  RSA0094095  Bahia dissecta Duncan S. Bell, Evan Meyer, Sonia Pena 2015-10-20 8721 Riverside Santa Rosa Mountains; approximately 0.4 air mile southeast of the summit of Santa Rosa Mountain. 2410 Comment
  CAS-BOT-BC295905  Bahiopsis parishii Carl B. Wolf 1932-4-27 3049 Riverside Colorado Desert. 1 mi. off Mecca - Blythe Road. Lower end of Lost Palms Canyon at 1st. rocky hills 243 Comment
  CAS-BOT-BC99974  Baileya pauciradiata Marcus E. Jones 1903-5-8 s.n. Riverside Indio -7 Comment
  JOTR29251  Baileya pleniradiata La Doux, Tasha 2005-8-17 1532 Riverside Joshua Tree National Park. Queen Valley, along Bighorn Pass Road 1321 Comment
  RSA4910  Baileya pleniradiata C. B. Wolf 1932-4-27 3026 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
Read comments
Dec 11 2011
  RSA557871  Barbarea orthoceras Steve Boyd, Orlando Mistretta 1992-4-23 7059 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along San Mateo Creek from Riverside County line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. 244 Comment
  UCR45121  Bassia hyssopifolia L. F. LaPre 1986-9-25 s.n. Riverside Sonoran (Colorado) Desert, Cabazon Indian Reservation, adjacent to Southern Pacific R.R. tracks, c. 1 mi NW of Mecca, between Buchanan and Lincoln Sts., Coachella Valley 52 Comment
  RSA226335  Bebbia juncea C. W. Tilforth, John Dourley 1971-8-17 438 Riverside Cajalco Raod, 1.3 miles W of jct with La Sierra Road, W of Lake Mathews 412 Comment
  CAS-BOT-BC100125  Bebbia juncea var. aspera Geo. B. Grant 1906-4-20 6730 Riverside Palm Springs Comment
  UCR132771  Berberis dictyota S. J. Myers 2001-4-18 s.n. Riverside San Jacinto Mtns., Bautista Canyon, 0.25 mi. north of Tripp Flats Rd. 1183 Comment
  UCR25174  Bernardia myricifolia John C. Roos 1950-12-2 5027 Riverside Sonoran (Colorado) Desert, Eagle Mountains, Munsen ['Monson'] Canyon 1067 Comment
  UC10091  Boechera californica H. M. Hall Jun 1901 2221 Riverside Onstatts Valley San Jacinto Mountains 1981 Comment
  UC597596  Boechera californica Philip A. Munz 1937-5-30 15085 Riverside nw slope Santa Rosa Mts. 2133 Comment
  CAS-BOT-BC506668  Boerhavia coulteri A. C. Sanders 2015-9-12 41884 Riverside Sonoran (Colorado) Desert: Desert Center, S of I-10 at the Eagle Mountain Road jct 361 Comment
  SBBG92286  Boerhavia intermedia A. C. Sanders 1989-9-19 9511 Riverside 1.75 km (airline) S of Tabaseca Tank, along the wash above "Tabaseca Target"; Chocolate Mtns Aerial Gunnery Range, 680 Comment
  RSA0018886  Boerhavia triquetra Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6023 Riverside Chuckwalla Valley; approximately 22.25 air miles west of Blythe, south side of Ford Dry Lake, about 0.5 air mile southeast of Hopkins Well. 107 Comment
  UCR264238  Boerhavia triquetra var. intermedia A. C. Sanders, Jim Malusa 2015-9-10 41845 Riverside Sonoran (Colorado) Desert, mouth of Red Canyon at Salt Creek wash 390 Comment
  SBBG93086  Boerhavia wrightii A. C. Sanders 1989-9-20 9514 Riverside Tabaseca Tank, in the extreme northern end of the Chocolate Mtns; Chocolate Mtns Aerial Gunnery Range 610 Comment
  UCR54449  Bothriochloa barbinodis A. C. Sanders, E. J. Lawlor 1988-10-22 8724 Riverside Santa Rosa Mountains, Pinyon Flats area, along the trail from the Dolomite Mine to Horsethief Creek 1200 Comment
  RSA28079  Bouteloua aristidoides I. L. Wiggins 1941-3-27 9677 Riverside South end of Coxcomb Mountains 8 miles northeast of Desert Center. Comment
  RSA676040  Bouteloua aristidoides Scott D. White 2001-4-17 8339 Riverside SONORAN DESERT: Shaver's Valley. North of the I-10 Freeway, ca. 16 miles east of Indio jtn. I-10 / SR 111. Bajada, washes, and mtn. foothills near powerline access roads at unnamed freewayexit accessing pump station. 457 Comment
  CLARK-A1528-4512  Bouteloua barbata John C. Roos 1946-9-14 3025 Riverside San Jacinto Mountains 1219 Comment
  OBI29472  Bouteloua barbata David J. Keil, Melissa Luckow 1979-8-31 13152 Riverside Jctn of Box Cyn rd and I-10, just S of exit ramp at wash crossing Comment
  RSA0107464  Bouteloua barbata Duncan S. Bell 2011-9-30 2938 Riverside Northeastern section of the Arica Mountains; northwest section of Rice Valley; approx. 2 air miles southwest of the ghost town of Rice. 234 Comment
  RSA684333  Bouteloua barbata Scott D. White, Michael Honer 2003-4-18 9030 Riverside Shavers Valley. Just northeast of unnamed freeway exit at pumping station. 488 Comment
  JOTR35094  Bouteloua barbata var. barbata La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3545 Riverside Joshua Tree National Park. Southern end of Coxcomb Mountains with metasedimentary rocks; exposed ridge with rocky outcrops Comment
  UCR100325  Bouteloua barbata var. barbata George K. Helmkamp 1997-11-1 2512 Riverside Sonoran (Colorado) Desert, Bermuda Dunes, 41st St and Sparky (just east of Washington and south of I-10) 30 Comment
  RSA741581  Bouteloua curtipendula Scott D. White, Justin M. Wood 2008-6-17 12177 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  JEPS42526  Brandegea bigelovii P. A. Munz, R. D. Harwood 1920-4-2 3564 Riverside between Blythe Junction and Blythe ((Blythe Jct = Rice)) Comment
  RSA184555  Brandegea bigelovii C. L. Hitchcock 1932-4-7 12198 Riverside Corn Springs. Comment
  RSA550357  Brandegea bigelovii W. Wisura 1992-3-24 4631 Riverside 13.1 mi NE of Mecca on Box Canyon Rd. seed voucher Comment
  UC194837  Brandegea bigelovii S. B. Parish 1916-5-13 10849 Riverside Colorado Desert, Cottonwood Spring Cottonwood Spring; Colorado Desert, Cottonwood Spring 792 Comment
Read comments
Oct 9 2010
  UCD107469  Brandegea bigelovii Lyman Benson 1949-3-28 13572 Riverside Wash at E end of Pines to Palms Highway, just above jct with Palm Springs Indio Rd. 304 Comment
  CAS-BOT-BC29978  Brassica fruticulosa A. C. Sanders 2008-3-2 34418 Riverside Peninsular Range. Box Springs Mountains. Two Trees Canyon along foot trail along north side of riparian thicket. 428 Comment
  UCD170979  Brassica fruticulosa A. C. Sanders 2008-3-2 34418 Riverside Peninsular Range, Box Springs Mtns., Two Trees Canyon along foot trail along north side of riparian thicket, beyond the end of the old road. 428 Comment
  RSA676128  Brassica tournefortii Scott D. White 2001-4-13 8329 Riverside Badlands; County landfill area north of Moreno Valley. About 1/4 air mi NW of the SR-60 Freeway jtn with Gilman Springs Rd. 595 Comment
  SEINET4116784  Brassica tournefortii J. Gibson 2008-1 sn Riverside City of Palm Desert, weed in street landscaping, Sun City retirement community on Westridge Avenue, about 100 yards south of Grape Arbor Avenue. 34 Comment
  UCR250573  Brassica tournefortii A. C. Sanders 2014-4-18 41034 Riverside Peninsular Range, Temescal Canyon, along De Palma Rd. between Indian Truck Trail and Horsethief Canyon roads, SE of Lee (Corona) Lake 375 Comment
  CAS-BOT-BC106182  Brickellia desertorum Carl B. Wolf 1931-10-14 1330 Riverside Snow Creek, 1/2 mile below Fish Hatchery, north base of San Jacinto Mts. 548 Comment
  CAS-BOT-BC106190  Brickellia desertorum John Roos; Lucille Roos 1950-10-14 5006 Riverside East end Jurupa Hills near corner of Alta and Canal Sts., West Riverside 304 Comment
  OBI31830  Brickellia incana David J. Keil 1978-11-27 s.n. Riverside I-1- exit at Hayfield rd Comment
Read comments
Mar 3 2013
  RSA507463  Brickellia oblongifolia var. linifolia Kathy Harper 1988-5-14 s.n. Riverside San Jacinto/Santa Rosa Mountains, Canyon Drive at Alpine Village, off Hwy 74. Comment
  UC63170  Brickellia oblongifolia var. linifolia W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1888 Riverside se base of San Jacinto Mt. San Jacinto Mt. 1371 Comment
  RSA767667  Brodiaea Robert F. Thorne, Walter Wisura, E. W. Lathrop, Sara Meury 1985-5-18 60645 Riverside Santa Rosa Plateau: Mesa de Colorado 625 Comment
  UCR263484  Bromus berteroanus A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41451 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
  CAS-BOT-BC148744  Bromus carinatus var. marginatus H. M. Hall 1901-6-1 2099 Riverside San Jacinto Mountains. South side. 1524 Comment
  UCR90825  Bromus diandrus A. C. Sanders, G. K. Helmkamp 1996-3-17 17988 Riverside Sonoran (Colorado) Desert, Coachella Valley, Palm Springs, mouth of Palm Canyon, c. 0.5 km east of Palm Canyon Dr. on Bogert trail 163 Comment
  RSA495422  Bromus diandrus subsp. triangularis Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-11 2889 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam. 390 Comment
  UCR165423  Bromus hordeaceus A. C. Sanders 2005-4-21 29560 Riverside Peninsular Range, Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 mi. ESE of Gavilan Peak 622 Comment
  UCR193920  Bromus hordeaceus A. C. Sanders, Mitch Provance 2008-7-11 35789 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek along trails in vicinity of junction of South Ridge and Coldwater Trails, 1.25 mi. NE of Mountain Center, c. 3/4 mile NE of Keenwild Fire Station 1475 Comment
  UC1931231  Bromus japonicus Scott D. White, Justin Wood 2008-6-17 12168 Riverside San Jacinto Mountains: Garner Valley - Kenworthy Station (USFS) (Butterfly Peak) Comment
  SEINET6190251 Image available Bromus madritensis Orlando Mistretta, D. Bell, J. Beckman, J. England, K. Kane, J. Hall, C. McDonald, L. Reccia, L. Rodriguez, A. Sall, T. Tennant 2010-1 4420 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm) in the vicinity of Bonnie Bell 488 Comment
  SD248298  Bromus madritensis subsp. rubens A. C. Sanders, John F. Green 2012-3-26 39998 Riverside Peninsular Range;, Santa Ana Mountains Area: Temescal Canyon, mouth of a small canyon between Horsetheif Canyon and I-15 Fwy crossing of Temescal Wash, west of Hostettler Road (Alberhill 7.5'Q) 369 Comment
  RSA554288  Bromus rubens Scott D. White 1992-2-25 92 -3 Riverside Santa Rosa Plateau, between Sandia and De Luz Creeks, ca. 1.5 (air) mi. W of Sandia Canyon; 7 miles SW of Murrieta. 305 Comment
  POM363956  Bromus rubens N. C. Cooper 1944-3-24 1013 Riverside Banning. 701 Comment
  JOTR37492  Bromus tectorum Hodges, Stephen R. 2016-4-6 621 Riverside Joshua Tree National Park. Quail Mountain Complex, In winding wash ascending towards Quail Mountain and Minerva Hoyt peak from Johnny Lang Canyon Comment
  RSA716385  Bromus tectorum Scott D. White, Angelia Carey 2004-4-5 9995 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  CLARK-A1528-4562  Bromus trinii John C. Roos 1942-5-2 1120 Riverside Little San Bernardino Mountains Comment
  UCR69796  Caesalpinia gilliesii A. C. Sanders, Chet McGaugh 1991-7-19 11144 Riverside Peninsular Range, Murrieta Hot Springs, large vernal pool on the south side of Murrieta Hot Springs Road, east of Via Princesa & north of Calle del Lago 348 Comment
  RSA8424  Caesalpinia virgata Roxana S. Ferris, R. C. Bacigalupi 1932-4-30 8243 Riverside In canyon between Shaver's Well and Mecca. Comment
  UC15305  Caesalpinia virgata S. B. Parish Apr 4 1896-Apr 13 1896 4114 Riverside Palm Springs (Agua Caliente), desert base of San Jacinto Mt. San Jacinto Mt., Palm Springs (Agua Caliente) 152 Comment
  UCR109560  Caesalpinia virgata R. D. Goeden, Don W. Ricker 1980-3-20 s.n. Riverside Western Colorado Desert, Coachella Valley, Painted Canyon in the Mecca Hills 122 Comment
  UCR18980  Caesalpinia virgata John C. Roos 1965-6-23 s.n. Riverside Sonoran (Colorado) Desert, Cactus City, just east of the Mecca Hills on Interstate Hwy 10 [and 25 mi. east of Indio]. 500 Comment
  CAS-BOT-BC438490  Calandrinia ciliata A. C. Sanders; T. B. Salvato 2001-3-30 23874 Riverside Perris-Aguanga Basin region: Temecula, Long Canyon west of Del Rey Rd., along bottom of canyon W of junction of Av. Pina Colada. 366 Comment
  UCR249821  Calandrinia ciliata T. B. Salvato, John Lovio 2013-3-19 7359 Riverside Perris-Aguanga Basin, Menifee Valley, Los Alamos Road at its crossing of Warm Springs Creek, and hill west of Jeanette Drive 402 Comment
  UCR259201  Calandrinia ciliata Mitch Provance, Jeremiah George 2012-4-24 412- 12 Riverside San Gorgonio Pass, Smith Creek SW of Banning, near corner of Sunset Ave. and Bobcat Rd. 735 Comment
  RSA234099  Callitriche heterophylla subsp. bolanderi R. F. Thorne, E. W. Lathrop 1969-6-6 39341 Riverside Santa Rosa Plateau: Rancho California. 610 Comment
  UCR43790  Callitriche heterophylla subsp. bolanderi R. F. Thorne, W. Wisura, E. W. Lathrop, S. Meury 1985-5-18 60638 Riverside Peninsular Ranges/Santa Ana Mtns, Santa Rosa Plateau: along seasonal stream in Cole Canyon, near entrance to the Nature Conservancy Reserve 534 Comment
  CLARK-A1528-4982  Callitriche marginata John C. Roos 1966-3-6 Riverside March Air Force Base Comment
  RSA773121  Calochortus concolor Duncan S. Bell, Ryan Parker 2010-6-1 1232 Riverside San Bernardino National Forest: Rouse Ridge, approximately 2.4 air miles southeast of junction of Highway 74 and forest service road 5S15., Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 992 Comment
  RSA5545  Calochortus invenustus Carl B. Wolf 1932-8-5 3966 Riverside Trail from Tahquitz Valley to San Jacinto Peak, San Jacinto Mountains. 2744 Comment
  CAS-BOT-BC132465  Calochortus plummerae Mrs. A. R. Seitz 1915-7-16 s.n. Riverside Head of Banning Canyon Comment
  RSA660540  Calochortus splendens Orlando Mistretta 1992-6-10 512 Riverside Cleveland National Forest: Along old road coming off 3504 W of Sierra Peak. Head of road. Comment
  SDSU11918  Calochortus splendens J. A. Kemp, K. J. Huntley with SDSU California Flora Class. Biology 358 1988-4-28 29 IV88B Riverside SDSU Santa Margarita Ecological Reserve. On left side of road leading to field office, ca. 75 meters before building. 305 Comment
  UCR63511  Calochortus weedii var. weedii Scott D. White 1990-6-14 s.n. Riverside Peninsular Range, Rainbow area: c. 1 mi (airline) SE of Temecula Canyon and 1 mi (airline) NW of Rainbow Valley. S boundary of property on the San Diego County line 427 Comment
  POM351399  Calycadenia tenella Christopher Davidson 1977-5-25 5646 Riverside Mesa de Burro, Santa Rosa Plateau area 701 Comment
  RSA160439  Calycadenia tenella J. D. Olmsted 1959-5-1 527 Riverside Drainage area to Irvine Lake. Oat Flat at intersection of Skyline Dr. and Main Divide T.T.; 9 mi. SW of Corona 823 Comment
Read comments
Jun 8 2013
  JOTR31999  Calycoseris parryi La Doux, Tasha, T. Herskovits, M. Wheeler, D. Shade 2011-4-19 2229 Riverside Joshua Tree National Park. Little San Bernardino Mtns, Queen Valley; Pine City area along Old Queen Valley Historic Road (Stop 1) Comment
  UCR269841  Calycoseris wrightii A. C. Sanders, Jim Malusa 2016-3-18 42384 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  JEPS52570  Calyptridium monandrum W. L. Jepson 1901-5-24 1425 Riverside journey from Riverside to Santa Rosa Peak and Palomar (Van Deventer's Ranch); Van Deventer's Ranch Comment
  UC7750  Calyptridium monandrum H. M. Hall June, 1901 2050 Riverside vicinity of Chalk Hill; San Jacinto Mountains 1402 Comment
  UCR280916  Calystegia macrostegia Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-6-6 617- 28 Riverside Temescal Valley, Property on S side of Temescal Canyon Rd., just W of Concordia Ranch Rd. 363 Comment
  SD146299  Calystegia macrostegia subsp. intermedia Mitch Provance 2000-6-24 2042 Riverside Riverside; Santa Ana River Wash, between the Market Street bridge and the 60 Freeway. 244 Comment
  POM12229  Calystegia occidentalis subsp. fulcrata Mary F. Spencer 1921-7-7 1866 Riverside Idyllwild. 1616 Comment
  POM15017  Calystegia occidentalis subsp. fulcrata Mary F. Spencer 1922-6-30 950 Riverside Idyllwild 1677 Comment
  JEPS23449  Camissonia W. L. Jepson 1928-4-25 12610 Riverside n Mecca; Colorado Desert, Cottonwood Spr. 701 Comment
  UCR137352  Camissonia John Wear 1998-7-8 s.n. Riverside San Jacinto Mtns., Pine Meadow in eastern Garner Valley, R-Ranch, just east of Hwy 74, between Gold Hill and Thomas Mountain 1402 Comment
  RSA465965  Camissonia boothii subsp. condensata N. C. Cooper 1949-4-8 3246 Riverside Indio. Mecca Pass, east of Indio. 457 Comment
  RSA465970  Camissonia boothii subsp. condensata Anstruther Davidson 1903-01 s.n. Riverside Colorado Desert, Thermal Comment
  RSA0043028  Camissonia brevipes subsp. brevipes Duncan S. Bell, Loraine Washburn 2014-4-8 6576 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern/central section of range; approximately 2.25 air miles north of Clemens Well and Bradshaw Trail. 495 Comment
  RSA145183A  Camissonia brevipes subsp. brevipes E. G. Linsley, J. W. MacSwain 1960-3-2 60 -6 Riverside Colorado Desert, 2 miles west of Desert Center. Comment
  JOTR29161  Camissonia californica La Doux, Tasha, K. Knudsen, J. Galvin 2005-8-22 1238 Riverside Joshua Tree National Park. Key's view Comment
  RSA775220  Camissonia californica Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4438 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 488 Comment
  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
  UCR225712  Camissonia californica A. C. Sanders 2011-3-30 38915 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
  POM3108  Camissonia campestris subsp. campestris C. F. Baker 1904-4-5 s.n. Riverside Hemet Comment
  SEINET3005078  Camissonia cardiophylla G. Rink 2011-5-1 10516 Riverside North side of the Chuckawalla Mountains, north side of Augustine Pass, along road in narrow canyon 609 Comment
  CLARK-A1528-660  Camissonia cardiophylla subsp. cardiophylla Charlotte Stocks 1962-5-23 Riverside Coachella Comment
  CSUSB193  Camissonia claviformis Glen W. Forister 1967-4-2 Riverside Northwest edge of Palm Springs near Farrell Drive and Alejo Drive. 170 Comment
  UCR241524  Camissonia claviformis A. C. Sanders, Ann Howald 2013-2-27 40547 Riverside Sonoran (Colorado) Desert, Coachella Valley, north of Ave. 70 near Cleveland St., 10 km SE (108 deg. ) of Mecca -40 Comment
  UCR249518  Camissonia claviformis T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7283 Riverside Sonoran (Colorado) Desert, south of Hwy I-10, north of the Chuckwalla Mountains, Chuckwalla Valley Road c. 1.4 km west of its junction with Augustine Pass Road 137 Comment
  SEINET10969614  Camissonia claviformis Billy Joe Cox 1975-4-23 Cox 4144 Riverside Palo verde, 1-3 km w, creosote desert scrub; sandy and gravelly entisols. 70 Comment
  RSA449184  Camissonia claviformis subsp. aurantiaca Bonnie C. Templeton, I. W. Clokey 1930-4-9 1054 Riverside N. of Palm Springs, Colorado Desert 450 Comment
  RSA4891  Camissonia claviformis subsp. aurantiaca Carl B. Wolf 1932-4-27 3007 Riverside Palm Springs. 152 Comment
  RSA291561  Camissonia confusa C. W. Tilforth, B. Busenberg 1980-6-17 2000 Riverside Slopes above wash 0.1 mi. in from Hiway 74 along north leg of Thomas Mtn. Rd., south of Lake Hemet. Comment
  UCR227768  Camissonia hirtella R. F. Thorne, Walter Wisura, David Michener 1982-5-24 55190 Riverside Peninsular Ranges; Santa Ana Mountains, Cleveland National Forest, [north] along Main Divide Truck Road [from El Cariso Fire Station area] 915 Comment
  RSA752562  Camissonia micrantha Justin M. Wood 2009-3-3 328 Riverside City of Murrieta, south of Tanaja bridge and west of Murrieta Creek. 341 Comment
  UCR117346  Camissonia micrantha Mitch Provance 1998-3-31 307 Riverside Jurupa Mountains, Pyrite Canyon, 'Deep Pyrite Dune', c. 0.3 km south of the end of Savonia Dr. in Southridge, Fontana, just on the Riverside Co. side of the county line. 335 Comment
  CLARK-A1045-210  Camissonia pallida George K. Helmkamp 1979-4-18 Riverside Indio Hills along Dillon Road; Lost Horse Mtn. 15'Q Comment
  RSA33569  Camissonia pallida subsp. pallida N. C. Cooper 1944-3-25 1023 Riverside Cabazon. 457 Comment
  RSA449247  Camissonia pallida subsp. pallida Ora M. Clark 1929-3-16 1726 Riverside N. Whitewater. Comment
  RSA772123  Camissonia pallida subsp. pallida Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4832 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
  JOTR01133  Camissonia pallida subsp. pallida Cole, James E. 1941-6-17 923 Riverside Joshua Tree National Park. IN LIVE OAK TANK 1219 Comment
  POM299273  Camissonia refracta A. M. Alexander, Louise Kellogg 1941-5-15 2184 Riverside Base of Eagle Mountains. 915 Comment
  UC56464  Camissonia strigulosa H. M. Hall 1902-4-7 2755 Riverside vicinity of Riverside 457 Comment
  UCR90594  Camissonia strigulosa Scott D. White 1995-6-29 3375 Riverside Santa Ana Mtns., Murrieta Creek, NW of Murrieta, upstream from Cole Creek confluence, at Calle de Oso Oro Rd. crossing 351 Comment
  SD148106  Camissoniopsis hirtella A. C. Sanders, T. B. Salvato 2000-5-25 23427 Riverside Menifee Valley, south of Newport Road, north of Holland Road and east of Bradley Road, 2.0 miles due east of Railroad Canyon Lake. 438 Comment
  UC1595616  Camissoniopsis intermedia Steve Boyd 1991-5-20 6273 Riverside nw Lake Elsinore (just inside Nat. For. boundary); Santa Ana Mountains, Cleveland Nat. For., Lower Rice Cyn 573 Comment
  UCD169811  Carex barbarae R. F. Thorne; E. W. Lathrop, W. Wisura 1977-7-8 49554 Riverside Santa Ana Mountains: along Ortega Highway (74), about 3 miles south-southwest of El Cariso, near junction of Decker and Morrell Canyons. 537 Comment
  SEINET8017883 Image available Carex bolanderi P. Zika, Otting, N 2010-1 25300 Riverside Bridge over N Fork San Jacinto River, Dark Canyon, at campground. San Jacinto Mountains (SnJt). Comment
  CAS-BOT-BC20709  Carex fracta I. W. Clokey; E. G. Anderson 1935-8-21 6562 Riverside Fuller's Creek. 1500 Comment
  POM47443  Carex fracta Mary F. Spencer 1919-6-19 1198 Riverside Idyllwild, San Jacinto Mountains. 1616 Comment
  UC837258  Carex hoodii P. A. Munz 1922-7-6 6005 Riverside Tahquitz Valley San Jacinto Mts. 2194 Comment
  CAS-BOT-BC32037  Carex multicaulis Peter H. Raven 1959-5-17 14229 Riverside San Jacinto Mts., Lake Fulmor. Comment
  RSA5246  Carex multicostata Carl B. Wolf 1932-8-5 3983 Riverside Summit of San Jacinto Peak, San Jacinto Mountains. 3308 Comment
  CAS-BOT-BC118513  Carex praegracilis A. C. Sanders; Steve Boyd 1980-5-19 1501 Riverside San Jacinto Mountains, Garner Valley. W of Kenworthy Ranger Station. 1371 Comment
  POM14380  Carex praegracilis Phillip A. Munz 1922-7-4 5971 Riverside Hemet Valley, San Jacinto Mountains. 1372 Comment
  UCR158885  Carex praegracilis Scott D. White 1994-6-14 2059 Riverside Peninsular Ranges; Perris-Aguanga Basin region, Santa Gertrudis Creek, c. 1 mi. east of Skunk Hollow 396 Comment
  CAS-BOT-BC117867  Carex sartwelliana Frank Warrington Peirson 1924-7-28 5015 Riverside Near stream, Pine Flats Camp, San Jacinto Mts. 1798 Comment
  RSA704864  Carex sartwelliana J. B. B. 1934-6-18 532 Riverside Snow Creek; base of San Jacinto. Comment
Read comments
Feb 16 2013
  UC489203  Carex subfusca C. V. Meyer 1928-7-27 553 Riverside San Jacinto Peak 3261 Comment
  RSA0120150  Cassia eremophila O. F. Clarke, D. Kucera 1972-2-14 s.n. Riverside University of California Riverside. Botanic Garden. 351 Comment
  RSA0105942  Castela emoryi Alan Romspert 2000-4-15 s.n. Riverside East of Dupont road, Chuckwalla Mountains. Comment
  RSA783582  Castela emoryi M. Wall, Valentin Arvizu 2011-6-1 604 Riverside North of Desert Center, plants near a power line maintenance road just east of Kaiser Rd. and ca. 5.2 miles north of junction with Rice Rd. (Hwy 177) 197 Comment
  RSA500081  Castilleja affinis Steve Boyd, Tim S. Ross, L. Arnseth 1989-4-2 3231 Riverside Vail Lake Area. Sandstone ridge between Kolb Creek and Temecula Creek, forming peninsula at SW end of lake. Comment
  RSA82229  Castilleja affinis F. W. Peirson 1929-5-4 8338 Riverside Mostly about bushes on low hill about 2 miles south of summit of St. Johns Grade south of Hemet. 701 Comment
  POM99033  Castilleja angustifolia E. C. Jaeger 1926-3-24 s.n. Riverside White Tanks, Western end of Pinto Mts. Comment
  UCR137351  Castilleja applegatei subsp. martini John Wear 1998-7-8 s.n. Riverside San Jacinto Mtns., Pine Meadow in eastern Garner Valley, R-Ranch, just east of Hwy 74, between Gold Hill and Thomas Mountain 1402 Comment
  UCR162951  Castilleja densiflora Fred M. Roberts, R. E. Riefner Jr. 2005-3-31 6138 Riverside Upper Salt Creek, W of Hemet, 200m east of Calif. Rd and 300m south of Stetson Rd, 1.8km WSW Ryan Field 456 Comment
  HSC20889  Castilleja exserta subsp. exserta R. A. Eagle 1964-3-28 Riverside 5 mi. out of Riverside on the Van Buren St. Comment
  HSC20513  Castilleja foliolosa C. L. Hitchcock 1966-3-15 24164 Riverside About 10 mi. NE of Temecula Comment
  POM10107  Castilleja foliolosa Charlotte M. Wilder 1904-4-27 s.n. Riverside Wilder's Canyon, Jurupa Hills. Comment
Read comments
Apr 2 2011
  UCR120934  Castilleja foliolosa A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24934 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  UC26455  Castilleja miniata H. M. Hall 1901-8-1 2582 Riverside Tauquitz Valley; San Jacinto Mts. 2438 Comment
  UC26509  Castilleja minor subsp. spiralis E. L. Koethen 1897-10-27 Riverside W. Riverside; Riverside Comment
  UCR37497  Castilleja minor subsp. spiralis Steve Boyd 1981-5-15 s.n. Riverside Peninsular Range, Gavilan Hills, confluence of the major drainage off the west slope of Estelle Mountain with Temescal Wash 320 Comment
  JEPS53333  Caulanthus cooperi L. M. Newlon 1922-4-4 455 Riverside Palm Canyon San Jacinto Mts., Palm Canyon Comment
  CAS-BOT-BC41140  Caulanthus heterophyllus Scott D. White; Justin Wood 2008-4-16 11889 Riverside Perris/Elsinore Basin. Hills to the west of I-215 and south of Scott Road. 549 Comment
  RSA736036  Caulanthus heterophyllus Scott D. White, Justin Wood 2008-4-16 11889 Riverside Hills to the W of I-215 and S of Scott Rd. 488 Comment
  CAS-BOT-BC40268  Caulanthus lasiophyllus A. C. Sanders; E. J. Lawlor 1992-4-4 12153 Riverside Colorado Desert. McCoy Mountains, within 0.5 mile of McCoy Spring. 243 Comment
  SBBG2587  Caulanthus lasiophyllus H. and M. Dearing 1936-12-12 507 Riverside N of Indio Comment
  OBI42531  Caulanthus simulans L. F. LaPre 1986-4-17 s.n. Riverside Bull Canyon, Gavilan Hills Comment
Read comments
Nov 21 2014
  OBI45205  Caulanthus simulans B. Pitzer & L. LaPre, L. LaPre 1987-3-2 369 Riverside Bundy Canyon, ca. 2.0 mi SE of Lake Elsinore and 0.5 mi N of Budy Canyon Rd. off Raciti Rd. 701 Comment
Read comments
Nov 21 2014
  RSA651873  Ceanothus crassifolius Phil Elliott 1981-2-16 11 Riverside Lake Mathews, On Hwy 74, 2.2 miles west of Grand Ave. Comment
  SDSU13520  Ceanothus crassifolius W. Miller 1972-8-9 Riverside Comment
  UCSB3859  Ceanothus crassifolius Gill, Robert 1959-3-14 Riverside Road to Black Star Canyon 335 Comment
  RSA399850  Ceanothus greggii var. perplexans M. B. Dunkle 1938-4-3 5242 Riverside South of Nightingale. Santa Rosa Mountains 854 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
  LA44859  Ceanothus leucodermis W. Pequegnat; 1939-4-8 45 Riverside Santa Ana Mountains Comment
  UCR174977  Ceanothus leucodermis Jennifer H. Jones, Thi (Teresa) Bui and Holly Summers 2006-5-31 351 Riverside Peninsular Ranges; San Jacinto Mtns., Parking lot and stream below parking lot on Calif. Hwy 243 across road from Lake Fulmor 1616 Comment
  RSA398914  Ceanothus oliganthus E. Crow 1929-4-7 296 Riverside Santa Ana Mountains, Corona Skyline Drive. Comment
  UCD112284  Ceanothus ophiochilus Steve Boyd; Tim Ross, Laurel Arnseth 1989-3-31 3097 Riverside Vail Lake area, 1 mi. W of lake. 609 Comment
  RSA282926  Ceanothus palmeri C. W. Tilforth, B. Busenberg 1980-6-17 2009 Riverside Along Thomas Mtn Rd, above Lake Hemet, and west of Hwy 74. 1524 Comment
  SBBG28516  Ceanothus palmeri N. C. Cooper 1944-6-17 1395 Riverside Pine Cove 1524 Comment
  UC1005025  Ceanothus papillosus W. Pequegnat Riverside 7 mi s Sierra Peak (Santa Ana Mts.); , s of Sierra Peak 1158 Comment
Read comments
Nov 20 2010
  SBBG4148  Ceanothus perplexans H. and M. Dearing 1939-4-5 3088 Riverside 2 mi W of Beaumont Comment
  UC218105  Ceanothus perplexans P. A. Munz 1922-7-3 5959 Riverside S slopes of Santa Rosa Mountains 1676 Comment
  LA44932  Ceanothus spinosus Norman C. Cooper; 1944-6-17 1444 Riverside San Jacinto Mountains, Pine Cove 1523 Comment
  RSA495804  Ceanothus tomentosus subsp. olivaceus Steve Boyd, Tim S. Ross, L. Arnseth 1989-3-12 2913 Riverside Southwest end of Oak Mountain northwest of Vail Lake. T8S, R1W NE corner sec. 5. 549 Comment
  UCR20816  Celtis sinensis A. C. Sanders 1980-5-22 1507 Riverside San Jacinto Mtns., Hwy 243, 0.6 mi above the foot of the mtn. at Smith Creek 732 Comment
  UCR170097  Cenchrus ciliaris John F. Green, Nathan Moorhatch 2005-4-26 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, Indio, south of Indio Blvd., between Burr St. and Ave. 42, within sight of I-10 12 Comment
  UCR224856  Cenchrus ciliaris Chris McDonald 2010-6-8 s.n. Riverside Sonoran (Colorado) Desert, Indio, on Indio Blvd. 0.14 km east of Burr St. on south side of street, between Burr and Madison streets 12 Comment
  SDSU12917  Centaurea melitensis Jutta Buschbom 1991-6-1 13 Riverside SE - slope, N-border of the Reserve, beyond an Avocado-grove, ca. 500 m (15 min) NW from the field station Santa Margarita Ecological Reserve, Temecula. 375 Comment
  UC1931225  Centaurea melitensis Scott D. White, Justin Wood 2008-6-17 12174 Riverside San Jacinto Mountains: Garner Valley - Kenworthy Station (USFS) Comment
  UCR119949  Centaurea repens Mitch Provance 1998-9-5 1026 Riverside City of Riverside, Hillside area, along the south side of Dewey St., between Streeter Ave. and Palm Ave. 238 Comment
  RSA263672  Centaurium venustum E. W. Lathrop 1968-6-2 6963 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. Comment
Read comments
Jun 6 2020
  RSA487201  Centaurium venustum James L. Reveal 1988-5-22 6861 Riverside Rainbow canyon 13 iles south of Pala Road in Wolf Valley, aout 25 miles north of rainbow along US Hwy 395. 518 Comment
  RSA707583  Centromadia pungens subsp. laevis Jasmine Watts 2005-7-19 s.n. Riverside Hemet. South of Highway 74, and west of Warren Road. Comment
  SD134523  Centromadia pungens subsp. laevis Craig Reiser 1990-6-10 Riverside Adjacent to Temecula Creek within urban Temecula Comment
  UCR217639  Centromadia pungens subsp. laevis Jeff B. Galvin 2010-5-3 123 Riverside Perris-Aguanga Basin, 250 m east of Warren Road and 350 m south of Esplanade Ave, adjacent to housing tract 454 Comment
  UCR253358  Centromadia pungens subsp. laevis Ana Hernandez, Karyn L. Drennen 2013-5-7 045 Riverside Perris Aguanga Basin, Salt Creek, 75 meters south of Olive Avenue, 50 meters east of Rice Road 438 Comment
  UCR281838  Centromadia pungens subsp. laevis R. E. Riefner Jr. 2017-8-12 17- 384 Riverside Perris-Aguanga Basin, city of Temecula, along the levee of Murrieta Creek, north side of Diaz Road, at Remington Avenue 327 Comment
  SD248328  Centromadia pungens subsp. pungens R. E. Riefner Jr. 2012-7-23 12 321 Riverside City of Hemet, ca. 100 yards north of W. Devonshire Ave. and Meyers St. 473 Comment
  RSA405367  Cercidium floridum Anstruther Davidson 1903-5-3 s.n Riverside Thermal. Comment
  RSA498419  Cercidium floridum H. de Forest 1924-3-28 sn Riverside Palm Springs. Comment
  UC168859  Cercidium floridum subsp. floridum Geo. B. Grant May 1 1906-May 10 1906 910 -6723 Riverside Palm Springs Colorado Desert Comment
  UCR18833  Cercocarpus betuloides John C. Roos 1948-5-15 3854 Riverside Sonoran (Colorado) Desert, Eagle Mountains, upper Lost Palms Canyon 1037 Comment
  RSA709911  Chaenactis carphoclinia Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4615 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  HSC87146  Chaenactis carphoclinia var. carphoclinia Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2148 Riverside N end of the Palen Mtns., 2 mi. W of Palen Pass 300 Comment
  RSA0118597  Chaenactis carphoclinia var. carphoclinia Sarah J. J. De Groot, Cheryl Sevilla 2016-3-16 7643 Riverside Mecca Hills: hills around Shaver's Well, along Box Canyon Road; south edge of Shaver's Valley, east-northeast of Mecca. 294 Comment
  UC1287088  Chaenactis carphoclinia var. carphoclinia C. L. Hitchcock 1966-3-20 24314 Riverside 5 mi n Milpitas Wash (12 mi nw of Blythe-Glamis Rd) Comment
Read comments
Mar 2 2013
  JEPS30465  Chaenactis fremontii Donald M. Kyhos 1958-4-2 58 -81 Riverside Highway 99 at Cabazon Comment
  POM351696  Chaenactis fremontii B. C. Templeton 1931-4-9 s.n. Riverside N of Palm Springs Comment
Read comments
May 12 2016
  UC1292310  Chaenactis fremontii C. L. Hitchcock and C. V. Muhlick 1964-3-22 23265 Riverside w end of Pinto Basin; Joshua Tree National Monument, Pinto Basin Comment
  UC917302  Chaenactis fremontii R. L. Smith 1948-3-24 Riverside foot of Andreas Canyon Comment
  UCR177856  Chaenactis fremontii Marisa Sripracha, K. A. Boyd 2004-3-21 039 Riverside San Jacinto Mtns. Foothills/Sonoran (Colorado) Desert, Snow Creek 366 Comment
  UCR243165  Chaenactis fremontii LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4320 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
  UCR59522  Chaenactis glabriuscula Steve Boyd, T. Ross, L. Arnseth 1989-6-4 3608 Riverside Butterfield Valley, Vail Lake area, Kolb Creek drainage, N extension of Woodchuck Road, north of Hwy 79 489 Comment
  CAS-BOT-BC277416  Chaenactis glabriuscula var. glabriuscula H. M. Hall 1899-5-1 s.n. Riverside San Jacinto Mt. (Van de Venter's [Vandeventer]) 1371 Comment
  JEPS34204  Chaenactis glabriuscula var. glabriuscula W. L. Jepson 1939-4-17 19138 Riverside near Twin Springs (n end of Temescal Canyon); Temescal Canyon 274 Comment
  UC1392834  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1968-6-7 11158 Riverside Head of St. Johns Canyon Comment
  UCR103188  Chaenactis glabriuscula var. glabriuscula Scott D. White, Julie Greene 1997-3-12 4783 Riverside Perris Basin, Sun City, near Interstate Hwy 215, south of Perris and north of Menifee, low hills east of Bavaria Drive 488 Comment
  UC219589  Chaenactis glabriuscula var. lanosa P. A. Munz 1922-6-23 5780 Riverside Hemet Valley San Jacinto Mts. 1371 Comment
  CAS-BOT-BC100679  Chaenactis parishii H. M. Hall 1899-5-24 1178 Riverside El Toro mt., Coyote [Canon] Canyon 1524 Comment
  RSA779768  Chaenactis stevioides Duncan S. Bell 2010-4-1 675 Riverside Arica Mountains: west side of Rice Valley, about 1.2 air miles east of the Atchison, Topeka, and Santa Fe railway line, approximately 4.2 air miles east of Priest Well, and approximately 4.3 air miles southeast of the ghost town of Rice. 208 Comment
  UCR274809  Chaenactis stevioides David Fraker, Aaron C. Sedgwick 2012-3-22 012 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; south of Joshua Tree National Park on both sides of Hwy 177 [Desert Center-Rice Rd.], c. 5 miles north of Hwy I-10, c. 3 miles south of Desert Lily Sanctuary 183 Comment
  POM351832  Chaenactis stevioides var. stevioides T. H. Holmes 1932-3-18 s.n. Riverside White Water, Palm Springs. Comment
  VVC2109  Chamaesyce abramsiana Tim Thomas 2012-8-23 5874 Riverside Colorado Desert, WNW of Blythe on east side of McCoy Mtns, 5 miles north of I-10 168 Comment
  JOTR31118  Chamaesyce albomarginata La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 2501 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
  RSA232934  Chamaesyce maculata Lewis S. Ross 1967-12-19 67179 Riverside La Quinta. 15 Comment
  SEINET3102113  Chamaesyce micromera Marc A. Baker, Michelle Cloud-Hughes 2011-9-25 17457 Riverside Chuckwalla Valley, 24km WSW of Blythe, 8km SSE of the summit of McCoy Peak, low stabilized sand dunes. 135 Comment
  JEPS22519  Chamaesyce polycarpa Rimo Bacigalupi with Paul Hutchison 1958-2-19 6191 Riverside 9.4 mi n Blythe (in wash); western base of Big Maria Mtns 167 Comment
  RSA0042831  Chamaesyce polycarpa Duncan S. Bell, Deidre Conocchioli 2014-3-18 6247 Riverside Orocopia Mountains; southern section of range; Gucci Spring. 416 Comment
  RSA502926  Chamaesyce polycarpa Ed LaRue 1989-4-7 s.n. Riverside Woodcrest area: 1/2 mile NE of the intersection of Van Buren Blvd & Mockingbird Canyon Road. 365 Comment
  RSA613271  Chamaesyce polycarpa L. C. Wheeler 1976-3-30 s.n. Riverside Morongo Wash, 5 miles northwest of Desert Hot Springs. 518 Comment
Read comments
Dec 17 2016
  RSA798153  Chamaesyce polycarpa Marc Baker, Michelle Cloud-Hughes 2011-12-18 17504 Riverside 67 km WNW of Blythe, 17 km west of Palen Pass, 27 km NNE of Desert Center. 177 Comment
  POM250333  Chamaesyce polycarpa var. polycarpa I. W. Clokey 1935-4-17 6727 Riverside Cottonwood Springs. Comment
  RSA433513A  Chamaesyce polycarpa var. polycarpa Julian P. Donahue 1980-8-10 s.n. Riverside 12 mi S of I-10 on Wiley Well RD (= 3 mi S of Wiley Well), Coon Hollow Camp Ground. Outwash plain , S end of Mule Mts. Creosote bush scrub. 244 Comment
  RSA544310  Chamaesyce serpens Steve Boyd 1991-7-13 6416 Riverside Peninsular Range Temescal Canyon, W base of Gavilan Hills, area of old glass factory between Temescal Wash & I-15, just south of Cajalco Road. Comment
  JOTR32413  Chamaesyce setiloba Harding, Mitzi, T. Herskovits, D. Shade 2011-8-11 4 Riverside Joshua Tree National Park. Valley west of Pinto Mountains along Rte 11; Belle Campground; Gravelly flats with granitic boulder outcrops 1154 Comment
  SEINET238735 Image available Cheilanthes clevelandii A. C. Sanders, Mitch Provance; E. J. Lawlor 2000-1-23 23312 Riverside Lake Skinner area: summit of Black Mtn. 915 Comment
  RSA690939  Cheilanthes newberryi Scott D. White, Michael Honer 2003-5-27 9397 Riverside Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. Collected south and / or west of unnamed peak e2349.' 396 Comment
  UC211624  Cheilanthes newberryi Fred M. Reed 1908-2-2 2019 Riverside Box Springs Mts Comment
  CAS-BOT-BC70334  Cheilanthes parryi Ira L. Wiggins 1938-3-25 8924 Riverside Eagle Canyon, 3-5 miles south of Palm Springs Comment
  POM926  Cheilanthes viscida I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon, Little Palm Canyon fork 305 Comment
  SEINET238531  Chenopodium berlandieri T. B. Salvato, A. C. Sanders 2000-4-27 59 Riverside Coachella Valley: between Filmore & Buchanan on Avenue 56. -37 Comment
  CLARK-A1528-4990  Chenopodium californicum John C. Roos 1951-9-25 5301 Riverside Riverside 259 Comment
  UCR158499  Chenopodium californicum A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30039 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
  SD234928  Chenopodium desiccatum Mitch Provance 2003-6-7 7611 Riverside San Bernardino Valley: Jurupa Mountains (extreme northwest end), near Philadelphia Street. 262 Comment
  RSA556505  Chenopodium ficifolium Julie Greene 1993-4-3 1082 Riverside [Unspecified] 440 Comment
  CAS-BOT-BC231783  Chilopsis linearis Carl B. Wolf 1932-4-26 2983 Riverside Colorado Desert. 8 mi. E. of Mecca, on Blythe Road 91 Comment
  POM47788  Chilopsis linearis subsp. arcuata Mary F. Spencer 1918-4-8 800 -a Riverside Palm Springs. Comment
  POM15199  Chimaphila menziesii Mary F. Spencer 1927-6-27 1972 Riverside Tahquitz trail, Idyllwild. 1829 Comment
  UC63965  Chlorogalum parviflorum Miss Ella Foster 1897-5-15 534 Riverside Menifee Menifee (Southern California) Comment
  RSA692202  Chorizanthe brevicornu Scott D. White, Michael Honer 2003-5-14 9287 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  UC68578  Chorizanthe brevicornu var. brevicornu H. M. Hall May, 1905 6029 Riverside near Pinto Mountains; Colorado Desert, near Pinto Mountains Comment
  CLARK-A1528-727  Chorizanthe corrugata Charlotte Stocks 1966-4-10 Riverside Mecca Comment
  UC597640  Chorizanthe fimbriata var. laciniata Philip A. Munz 1937-5-31 15116 Riverside at head Coyote Canyon (below Anza Tablet, sw Riverside County); head Coyote Canyon below Anza Tablet 1005 Comment
  POM97111  Chorizanthe leptotheca P. A. Munz 1925-5-20 9843 Riverside Aguanga Valley. Comment
  UCR104614  Chorizanthe parryi var. parryi D. E. Bramlet 1993-5-25 2359 Riverside Santa Ana Mtns, Elsinore Mtns., c. 730 m SW of Grand Ave. and 305 m SW of Akley Street. 1.7 km NE of Forest Service Road 6S07 Comment
  UCR211708  Chorizanthe parryi var. parryi Fred M. Roberts, Michelle Balk 2006-5-1 6327 Riverside Perris Basin, Old Salt Creek watershed, South Hemet Hills, west of California Ave, c. 2.8 km southwest of the west end of Hemet Ryan Airport runway 483 Comment
  UCR215794  Chorizanthe parryi var. parryi Anuja Parikh 1990-4-27 161 Riverside southwest of Crown Valley, west of Rawson Canyon, 1.7 km southwest of the intersection of Crown Valley Road and Rawson Road 666 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
  RSA562455  Chorizanthe polygonoides var. longispina Steve Boyd, Tim S. Ross 1992-5-5 7234 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero. 732 Comment
  RSA27503  Chorizanthe rigida I. L. Wiggins 1941-3-24 s.n. Riverside East side of Salton Sea, 1 mile north of Imperial Co. Line Comment
Read comments
May 3 2014
  UCD99950  Chorizanthe staticoides D. E. Bramlet 1989-5-20 1880 Riverside Lake Skinner area: 7500 ft. (1.4 mi) E of Lake Skinner Dam and 500 ft. (ca. 0.1 mi.) N of access road. 518 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
  UCR23281  Chrysothamnus nauseosus John C. Roos, L. Roos 1950-10-21 5013 Riverside Mojave Desert, Little San Bernardino Mountains, Wonderland of Rocks [Joshua Tree National Park] 1220 Comment
  POM351997  Chrysothamnus nauseosus subsp. mohavensis P. A. Munz 1946-10-19 11572 Riverside Upper end of Palm Canyon at jct of hwy 74 and road to old Santa rosa Indian Village 1220 Comment
  CAS-BOT-BC100783  Chrysothamnus viscidiflorus subsp. viscidiflorus Rev. J. C. Nevin s.n. Riverside San Jacinto Mts. Comment
  CAS-BOT-BC160634  Chylismia claviformis subsp. aurantiaca Donald W. Kyhos 1964-3-1 64 -3 Riverside 0.7 miles from U. S. Highway 99 on road to Snow Creek Comment
  SD39494  Chylismia claviformis subsp. aurantiaca Edith A. Purer 1935-4-21 6482 Riverside Desert floor, near Palm Springs. Comment
  UCR22106  Cirsium occidentale Steve Boyd 1980-5-15 254 A Riverside Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan plateau 625 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
  CAS-BOT-BC438851  Cistanthe monandra John H. Thomas 1957-3-30 6550 Riverside 8.1 miles east of Cactus City, about 20 miles east of Coachella. Colorado Desert. 426 Comment
  RSA68317  Cistanthe monandra G. R. Campbell 1951-5-30 16136 Riverside 9 miles west of Anza. 1067 Comment
  RSA466623  Cistanthe monandra M. B. Dunkle 1949-9-22 4934 Riverside Colorado Desert. 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
  CAS-BOT-BC172565  Clarkia purpurea subsp. purpurea A. C. Sanders 1997-5-1 20612 Riverside Lake Skinner area, north foot and lower slopes of Black Tmn., edge of Crown Valley on E side of Rawson Canyon 670 Comment
  UCR268275  Clarkia rhomboidea Jim Andre 2012-6-15 30537 Riverside San Jacinto Mountains, Banning, along Hwy 243, 10.7 miles south of Interstate 10, San Bernardino National Forest 1499 Comment
  CLARK-A1045-67  Clarkia similis George K. Helmkamp 1978-5-18 Riverside San Jacinto Mountains along State Highway 243 [vicinity of Mountain Center?]; in chaparral; ; Idyllwild 15'Q 1219 Comment
  VVC335  Clarkia unguiculata Markell Kohn 1959-4-26 s.n. Riverside Santa Ana River Valley., UCR campus; behind greenhouse 16 next to Eucalyptus. 340 Comment
  RSA612490  Claytonia parviflora D. L. Banks 1997-2-23 1327 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, north of Pechanga Road, south of Anza Road, just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire. 402 Comment
  RSA0021842  Claytonia parviflora subsp. parviflora A. C. Sanders 2002-5-4 25040 Riverside San Jacinto Mtns.: Idyllwild, Pine Crest Ave., NE of Hwy 243. 1677 Comment
  RSA469298  Claytonia parviflora subsp. parviflora Robert L. Rutherford 1945-6-17 1670 Riverside Big Oaks Canyon, Banning. 1220 Comment
  POM49158  Claytonia parviflora subsp. tenuifolia P. A. Munz 1924-5-18 8145 Riverside 18 miles south of Banning on Idyllwild Road. 1524 Comment
  SEINET3930996  Clematis lasiantha David Keil 1983-4-15 16900 Riverside East of Temecula on SR79.; 0 Comment
  CHSC1440  Clematis pauciflora E. Thomas 1940-3-10 Riverside San Jacinto foothills. Comment
  UC667312  Clematis pauciflora Annie M. Alexander and Louise Kellogg 1941-5-4 2115 Riverside Joshua Tree Nat'l Monument, Barker Dam 1310 Comment
  UCR91666  Clematis pauciflora D. L. Banks, Steve Boyd 1995-5-9 0422 Riverside NW Palomar Mtns, Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, west of the Dripping Springs Alcove, west of Woodchuck Campground. 701 Comment
  UCR106354  Cnicus benedictus John Wear, N. Moorhatch 1996-9-19 s.n. Riverside Peninsular Range; San Jacinto Mtns., upper end of Garner Valley 1433 Comment
  OBI29874  Collinsia concolor Melissa Luckow, Rhonda Riggins 1982-4-15 827 Riverside hwy 371, 1.2 mi N of jctn with hwy 79 in Aguanga Comment
  UCR120345  Collinsia concolor Mitch Provance 1998-4-5 387 Riverside Reche Canyon, Reche Canyon Road, near intersection with Keissel Rd., c. 1 mile south of S.B.C./R.C. Line. 549 Comment
  UCR171984  Collinsia heterophylla John F. Green 2006-4-25 s.n. Riverside Peninsular Ranges, City of Temecula; Long Canyon, Southern California Edison right of way, intersection of Southern Cross Road and Agena Street W to Candida Drive 366 Comment
  SD152750  Collinsia parryi Steve Boyd, Orlando Mistretta 1992-4-23 7072 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wolderness, Along San Mateo Creek from Riverside County Line, following San Mateo Trial upstream to the confluence with Bluewater Canyon 244 Comment
  UCR75070  Colubrina californica A. C. Sanders, E. J. Lawlor 1992-4-4 12112 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  CLARK-A1528-138  Conium maculatum Fred B. Essig 1967-6-22 Riverside Santa Ana River Comment
  RSA496361  Convolvulus simulans Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-19 3035 Riverside Vail Lake area, 0.5 mi WNW of dam, S flank Oak Mountain 549 Comment
  UCR37443  Convolvulus simulans Steve Boyd 1981-4-15 s.n. Riverside Gavilan Hills area, south of Lake Matthews Comment
  RSA561493  Conyza canadensis Steve Boyd, Timothy S. Ross, David E. Bramlet 1992-9-9 7657 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Almos Road (7S04) and the confluence of Los Almos Creek., Up the San Mateo Trail north to Potrero de la Cienega. 396 Comment
  SEINET3079759 Image available Cordylanthus filifolius H. S. Gentry 1954-7-26 14255 Riverside Dripping Springs along Rte 79. Comment
  RSA230836  Cordylanthus nevinii I. W. Clokey, E. G. Anderson 1933-8-21 6904 Riverside Jinlleri Creek. 1500 Comment
Read comments
Oct 30 2011
  SBBG27300  Cordylanthus nevinii I. W. Clokey 1935-8-21 Riverside Fuller's Crk 1500 Comment
Read comments
Dec 5 2007
  UCR227599  Cordylanthus rigidus Duncan S. Bell, Colleen Wheeler 2010-7-19 1634 Riverside San Jacinto Mountains, San Bernardino National Forest, Garner Valley, c. 1.9 air miles southeast of junction of Forest Service Road 6S04 and Forest Service Road 6S13 1376 Comment
  RSA0011006  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Joy D. England 2010-6-7 1274 Riverside San Bernardino National Forest: Rouse Ridge, approximately 3 air miles southeast of junction of Highway 74 and forest service road 5S15. 1057 Comment
  RSA356626  Cordylanthus rigidus subsp. setiger Robert F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1975-8-29 47321 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 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
  CAS-BOT-BC287883  Coreopsis californica Steve Boyd; Tim Ross; Laurel Arnseth 1990-3-30 3974 Riverside Vail Lake Area, valley between Black Hills and Rocky Ridge 701 Comment
  POM355977  Coreopsis californica Norman C. Cooper 1944-3-25 1024 Riverside Cabazon. 457 Comment
  POM356107  Corethrogyne filaginifolia Norman C. Cooper 1943-9-11 902 Riverside San Jacinto Mtns. below Idlewild. 1067 Comment
  UCR35134  Cornus glabrata L. B. Ziegler 1968-6-10 317 Riverside San Jacinto Mtns, Hemet (Garner) Valley 1433 Comment
  UCR65277  Cosmos sulphureus Steve Boyd 1989-7-9 3778 Riverside City of Riverside, 4863 Rubidoux Ave. Comment
  UCR234433  Cotula coronopifolia Jeremiah George 2012-3-4 s.n. Riverside Peninsular Range; Elsinore Trough, Lake Elsinore area, south of Nichols Rd. and east of Baker St. 387 Comment
  RSA719776  Crassula aquatica Naomi Fraga, et al. 2006-7-11 1726 Riverside Mount San Jacinto State Park, Hidden Lake. 2652 Comment
  POM10326  Crassula connata Charlotte M. Wilder 1904-5-14 270 Riverside Wilders Canyon, Jurupa Hills, Comment
  SDSU13954  Crassula connata Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2136 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of El Valle meadow. 646 Comment
  UCR112590  Crassula connata A. C. Sanders 1998-3-11 21692 Riverside Shipley/Skinner Reserve area, Diamond Valley, along State Street (R3) c. 1/2 mi. north of Newport Rd., south of Hemet 488 Comment
  UCSB33376  Crassula connata Marks, R. 1978-3-16 Riverside 3/4 mi. W of orange grove at 3000 McAllister Dr., in Riverside 457 Comment
  JEPS48951  Crassula connata var. eremica W. L. Jepson 1935-4-17 19142 Riverside 1 1/2 mi. n. Elsinore 457 Comment
  RSA85442  Crassula solieri J. C. Roos 1952-4-9 5514 Riverside Edgemont, near Box Springs 488 Comment
  RSA334997  Cressa truxillensis Steve Boyd 1985-8-7 1118 Riverside Murrieta area, Clinton Kieth Rd., just east of the Bear Creek development golfcourse. Comment
  UCR280823  Cressa truxillensis T. B. Salvato, Gregg Miller 2005-6-3 1367 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto River c. 2.5 mi SSW of Perris, 1.5 mi downstream of Goetz Road where the river leaves the Perris Plain and enters the hill area above Railroad Canyon 427 Comment
  UC284252  Crocanthemum aldersonii P. A. Munz 1923-6-14 7054 Riverside Glen Ivy Trail to Santiago Peak; Santa Ana Mts. 1219 Comment
  SFV7303  Crossosoma bigelovii T. Gordon, K. Kimbrough, P. McDonald 1975-3-2 810 Riverside San Bernardino Mountains Whitewater Canyon. 762 Comment
  UCD102971  Crossosoma bigelovii Geoffrey Levin 1976-3-27 696 Riverside Chino Canyon. West of Palm Springs. On the hills on south side of canyon. Alluvial fan of San Jacinto Mts. Salton Sea Basin. Colorado Desert. 457 Comment
  HSC66726  Croton californicus D. Goforth, D. Reed 1980-3-25 362 Riverside Hwy. 195, 6 mi. E of Mecca, Box Canyon, Mecca Hills. 122 Comment
  UCR161014  Croton californicus Mark S. Brunell, M. Okada 1993-5-29 s.n. Riverside Sonoran (Colorado) Desert, Palm Springs area, SW corner of Hwy 111 and Gene Autry Trail 104 Comment
  UCR226674  Croton californicus Jim Andre 2011-2-9 15946 Riverside Sonoran (Colorado) Desert, Coachella Valley, along Varner Road between Desert Hot Springs and Palm Desert, 2 mi north of Hwy I-10 189 Comment
  SEINET3089925 Image available Croton wigginsii A. C. Sanders, Pitzer, Charlton, et al. 1986-3-8 6162 Riverside East Mesa, E end of Montgomery Road at the Coachella Canal, ca. 1 1/4 mile NW of Mammoth Wash crossing of the canal. 27 Comment
  UCR24981  Crypsis schoenoides George K. Helmkamp 1979-8-3 s.n. Riverside San Jacinto Valley, NE end of Quail Lake (Lake San Jacinto, Mystic Lake) near the shoreline Comment
  RSA0089136  Cryptantha Mitch Provance 2003-4-5 403 -01 Riverside Jurupa Mountains, Sunnyslope neighborhood, east side of Sierra Blvd., north of west end of Lauren Ln., SW of Noname Mtn. 755 Comment
  UCR214584  Cryptantha A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37863 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., 0.8 mi. north (09 deg. ) of intersection of I-15 and Lake St. 482 Comment
  JOTR35363  Cryptantha angustifolia Harding, Mitzi, M. Wheeler 2011-1-26 147 Riverside Joshua Tree National Park. Pinto Basin, where Chuckwalla Valley meets Pinto Wash, 0.5 mi west of Coxcomb Mountains, sandy burms above large wash (STOP2) 289 Comment
  JOTR37505  Cryptantha angustifolia Hodges, Stephen R. 2016-3-1 631 Riverside Joshua Tree National Park. Northern edge of the Eagle Mountains where they border the Pinto Basin. Approximately 3 kilometers west of Pinto Wells. Ascending up towards the ridge line on loose unconsolidated sand ramps Comment
  RSA0118007  Cryptantha angustifolia Sarah J. J. De Groot, Thomas Stoughton 2016-2-18 7621 Riverside Mecca Hills: side canyon (east fork) of Painted Canyon. 182 Comment
  RSA79588  Cryptantha angustifolia F. W. Peirson 1926-2-22 6508 Riverside Thousand-Palms Canyon; Coachella Valley Comment
  UCR103578  Cryptantha angustifolia George K. Helmkamp 1998-1-17 2546 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road ENE of Mecca and on the north side of the Coachella Canal .3 Comment
  SEINET10939654  Cryptantha angustifolia David B. Dunn 1946-3-15 Dunn 2028 Riverside Collected on dry plateau in vicinity of Pushawalla Canyon, Indio Hills. Sparse desert scrub of Larrea and Franseria, with palms at the springs in the canyon. Comment
  RSA0106707  Cryptantha barbigera Duncan S. Bell, Amanda Turek 2010-4-9 757 Riverside East side of the Arica Mountains, near the center of the range; approx. 1.75 air mile west of Priest Well. 439 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
  UCR84845  Cryptantha barbigera A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16130 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  UCR41269  Cryptantha barbigera var. fergusoniae B. G. Pitzer 1986-2-9 2 Riverside Sonoran (Colorado) Desert, Santa Rosa Mountains: Martinez Canyon, SW of Valerie Jean, on upper fan, c. 1 mi east of mouth of canyon 122 Comment
  RSA0062648  Cryptantha barbigera var. fergusoniae M. Harthill 1973-2-17 1565 Riverside W. Palm Springs. 365 Comment
  UCR182318  Cryptantha corollata Mitch Provance 2003-4-5 6619 Riverside San Bernardino Valley, Glen Avon (near border with Fontana) along the NW base of the Jurupa Mountains, south of Philadelphia St. and just east of Country Village Rd 253 Comment
  UCR256763  Cryptantha corollata T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7885 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 1.3 mi north of Hwy 15 and Temescal Canyon 555 Comment
  CAS-BOT-BC218861  Cryptantha costata Lewis S. Rose 1962-3-2 62002 Riverside La Quinta 3 Comment
  POM47497  Cryptantha costata Mary F. Spencer 1920-3-15 1524 Riverside Mecca. -60 Comment
  RSA3976  Cryptantha costata C. B. Wolf 1932-4-29 3114 Riverside Eastern Colorado Desert, 3 miles S of Rice on the Blythe road. 213 Comment
  RSA0123287  Cryptantha decipiens Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 9000 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in a side canyon off of Martinez Canyon, approximately 7 air miles southeast of the summit of Martinez Mountain. 698 Comment
  RSA699333  Cryptantha decipiens J. R. Bruff 1928-4-2 s.n. Riverside Canyon wash 1 mile west of Morengo. Comment
  JOTR28952  Cryptantha dumetorum La Doux, Tasha 2005-3-30 1188 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  RSA710002  Cryptantha holoptera Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4593 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  UCR18166  Cryptantha holoptera A. C. Sanders 1978-4-2 00197 Riverside Sonoran (Colorado) Desert, Palm Desert, east of the Living Desert Reserve 152 Comment
  CLARK-A1528-2217  Cryptantha intermedia John C. Roos 1947-3-21 3366 Riverside Reche Canyon Comment
  OBI77738  Cryptantha intermedia David J. Keil, Malcolm McLeod 1979-3-18 12971 Riverside Alberthill jctn along hwy 71 366 Comment
  RSA0014467  Cryptantha intermedia Justin M. Wood, J. Miner 2010-4-29 1541 Riverside Coachella Valley: Cathedral City, 0.5 mi SW of intersection of East Palm Canyon Drive and Cathedral Canyon Wash. 130 Comment
  RSA645677  Cryptantha intermedia Scott D. White 1999-5-2 7295 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
Read comments
Feb 22 2008
  RSA702749  Cryptantha intermedia Scott D. White, Michael Honer 2004-4-6 10039 Riverside Temescal Valley, just north of the I-15 Freeway and east of Indian Truck Trail, south and west of Lee Lake. 335 Comment
  SDSU12254  Cryptantha intermedia Jeremy Mass, Ryan Jacobson 2000-4-19 Riverside Jeep trail along Stone Creek, Santa Margarita Ecological Reserve (SDSU). 177 Comment
  UC1178549  Cryptantha intermedia Peter Kamb 1948-5-2 927 Riverside above Banning (n slopes of the San Jacinto Mts.); San Jacinto Mts. 1066 Comment
  UC857160  Cryptantha intermedia I. W. Clokey and B. C. Templeton 1930-4-9 4665 Riverside n of Banning 800 Comment
Read comments
Mar 13 2011
  UCR20847  Cryptantha intermedia O. F. Clarke 1980-4-26 s.n. Riverside Menifee Valley Area, south of Sun City a few miles. 1.5 miles west from the intersection of Holland and Haun Roads, 2 miles SW of the intersection of Newport Rd and Hwy 395 473 Comment
  POM9601  Cryptantha intermedia I. M. Johnston 1920-5-8 s.n. Riverside Butte due west of Lakeview Comment
  RSA0070998  Cryptantha intermedia Steve Boyd, K. Boyd, R. Noyes, L. Arnseth, C. Boyd 1988-5-28 2291 Riverside Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest. 0.5 mi S of saddle. 1500 Comment
  SD71852  Cryptantha intermedia var. johnstonii Helen V. Witham 1969-7-2 205 Riverside Sandia Canyon, 4 miles south of Murietta on road to De Luz 299 Comment
  UCR148324  Cryptantha maritima John F. Green 2005-1-12 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  UCR214429  Cryptantha maritima A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37496 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak 244 Comment
  UCSB41258  Cryptantha micrantha Cowan, Clark 1978-4-23 Riverside 12.1 mi. (19.2 km.) S on Hwy. 74 from jct. with Hwy 111 at Indian Wells 950 Comment
  RSA585740  Cryptantha microstachys D. L. Banks, S. D. Boyd 1995-5-9 403 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
  SDSU21362  Cryptantha microstachys Lee Ripma, Jim Rocks 2013-4-24 406 Riverside Proposed Spring Valley Raneh development project. On privately owned land. 550 Comment
  UCR195128  Cryptantha microstachys A. C. Sanders, Tim Thomas 2008-8-1 35963 Riverside Peninsular Range; San Jacinto Mtns., lower Coldwater Creek near Mountain Center, SSE of Keenwild Fire Station 1372 Comment
  SEINET238563  Cryptantha muricata George K. Helmkamp 1998-6-27 4094 Riverside Santa Rosa Mtns.: 3.3 mi S of Hwy 74 along Santa Rosa Mtn Rd. in vicinity of an unnamed spring. 1585 Comment
  UCR135721  Cryptantha muricata Mitch Provance, Kerry Knudsen, Petra Wester 2004-5-8 9025 Riverside Santa Rosa Mtns., c. 0.05 miles S on Santa Rosa Mt. Road from Hwy 74 1402 Comment
  UCR153367  Cryptantha muricata LeRoy Gross, Valerie Soza 2003-5-8 832 Riverside Peninsular Ranges; San Jacinto Mountains region, North end of Rouse Ridge; South of the San Jacinto River, north of Rouse Hill Road. 777 Comment
  UCR19808  Cryptantha muricata W. W. Mayhew 1977-6-12 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1921 Comment
  UCR93063  Cryptantha muricata A. C. Sanders, S. Ogg 1994-7-28 15172 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd. Bridge 243 Comment
  SD28086  Cryptantha muricata var. jonesii Carl B. Wolf 1932-8-6 3993 Riverside San Jacinto Mts. 2 9/10 mi. from Idyllwild on road to Hemet 1219 Comment
  UCR193359  Cryptantha nemaclada A. C. Sanders, Tim Thomas 2008-6-20 35550 Riverside Peninsular Range; San Jacinto Mtns., May Valley near Fleming Ranch, north of Bonita Vista Rd. and east of Herkey Creek 1550 Comment
  OBI66287  Cryptantha nevadensis LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1450 Riverside Colorado Desert; Chocolate-Chuckwalla Mts region; Corn Springs campground in the Chuckwalla Mts. cyn SW of campground. UTMs 3721895N, 355238E; and UTM 3720669N, 654757e 549 Comment
  RSA703811  Cryptantha nevadensis LeRoy Gross 2005-3-3 1597 Riverside Palen Mountains, south side. Near end of old prospect road., Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W 207 Comment
  UC1329935  Cryptantha pterocarya James E. Cole 1941-4-13 566 Riverside 0.5 mi n Meeks Cabin; Joshua Tree National Monument, Pinto Pass Comment
  UCR279491  Cryptantha pterocarya var. cycloptera A. C. Sanders, Jim Malusa 2017-3-25 43002 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Arroyo Seco, 3.5-4 km south of Augustine Pass, 100-200 m S of Bradshaw Trail, c. 1.5 km N of Imperial Co. line 652 Comment
  UC1929481  Cryptantha simulans Valerie Soza, Naomi Fraga, Sarah Swartzentruber 2003-6-25 1704 Riverside Peninsular Ranges; San Jacinto Mountains region; Slope above junction of Dark Canyon and Fuller Mill Creek. Comment
  CDA42235  Cucurbita foetidissima T. C. Fuller 1958-9-23 3926 Riverside 3 miles east of Anza. 0 Comment
  RSA336183  Cucurbita palmata R. F. Thorne, W. Wisura, A. Shmida, R. Whittaker 1978-4-23 52048 Riverside Just E of Palm Desert. Comment
  UC729459  Cucurbita palmata Carl B. Wolf 1932-4-27 2989 Riverside 14 mi e Mecca (on Blythe Rd, e of Shavers Well); Colorado Desert 152 Comment
  POM319696  Cuscuta californica Patricia Wilder 1971-5-13 4972 Riverside Prado Flood Control Basin at top of Prado Dam on west end, Drainage area Santa Ana River, Flood Plain. 229 Comment
  SDSU16680  Cuscuta californica var. californica Francis H. Bozzolo 2006-4-16 4 Riverside Santa Margarita Ecological Reserve, southern end, NNW of residence building, slope immediately behind avocado grove between 2 gullies. 229 Comment
  RSA614688  Cuscuta ceanothi A. C. Sanders, T. Schram, D. Wappler 1994-10-6 15792 Riverside (N slope): nameless tributary of Azalea Creek, Twin Pines Creek drainage. 1192 Comment
  POM222642  Cycloloma atriplicifolium L. C. Wheeler 1932-7-9 938 Riverside Santa Ana River at Chino Creek. 152 Comment
  UC172818  Cylindropuntia bigelovii S. R. Vasey Feb. 1881 Riverside White Water Comment
Read comments
Nov 29 2010
  SEINET5624449 Image available Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2012-1 17535 Riverside Chuckwalla Mountains, along Corn Springs Wash, 2.5km WNW of Com Spring, 69km west of Blythe, Corn Spring 7.5' USGS topographic quadrangle 550 Comment
  UC403468  Cylindropuntia chuckwallensis Munz and Keck 1922-4-12 5017 Riverside Aztec Well Colo. Desert, Chuckawalla Mts. Comment
  SEINET3071826  Cylindropuntia ramosissima Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17508 Riverside Pilot Mountain quadrangle, zone 11 0655330mE 3721650mN NAD83, Corn Springs, north side of Chuckwalla Mountains, 12km SSE of Desert Center, 85km east of Indio 498 Comment
  UC1560187  Cylindropuntia ramosissima E. Yale Dawson May, 1932 Riverside Desert Center Colorado Desert Comment
Read comments
Apr 5 2011
  UCR112912  Cymbalaria muralis A. C. Sanders 1998-4-12 21751 Riverside Riverside, yard of residence at 5081 Magnolia Ave, corner of Chapman Pl. 256 Comment
  RSA771109  Cynodon dactylon Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4729 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65122 604 Comment
  CLARK-A1528-1  Cyperus eragrostis Fred B. Essig 1966-9-12 Riverside Riverside Comment
  RSA502522  Cyperus involucratus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3577 Riverside Vail Lake area, along Arroyo Seco drainage from jtn. with Kolb Creek, S to w/in 1/4 mi Hwy 79. 457 Comment
  SD187303  Cyperus niger Scott D. White, Angelia Carey 2004-9-16 10759 Riverside San Jacinto Mountain foothills: Indian Creek watershed, above confluence with San Jacinto River. 579 Comment
  UCR199649  Cyperus odoratus Justin M. Wood 2008-7-16 37 Riverside Perris/Elsinore Basin, Gavilan Hills at Temescal Wash, near Olsen Canyon, 'Morgan' property, Alberhill area 366 Comment
  RSA776703  Cyperus squarrosus Steve Boyd, Gary D. Wallace 2005-7-30 11649 Riverside San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek 2659 Comment
  POM14018  Dalea mollis P. A. Munz 1922-4-8 4738 Riverside Mecca, Colorado desert. -30 Comment
  SBBG22979  Dalea mollis D. Myrick 1965-3-3 1071 Riverside near Desert Center 304 Comment
  POM1902  Dalea mollissima I. M. Johnston 1917-4-4 s.n Riverside Near Palm Springs. 152 Comment
  SEINET6656795  Dalea spinosa Victor Duran 1933-7-3 3499 Riverside Coachella Valley at Deep Canyon.; 0 Comment
  RSA191408  Datisca glomerata E. W. Lathrop, R. F. Thorne 1967-9-26 6616 Riverside Tenaja Guard Station, 10 miles NW of Murrieta. Comment
  UCR199727  Datisca glomerata Scott D. White, Angelia Carey, Linda Archer 2004-8-5 10674 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Indian Creek and adjacent uplands, from confluence with San Jacinto River to c. 2 miles upstream 610 Comment
  UCR23746  Datura discolor John C. Roos 1965-11-6 s.n. Riverside Sonoran (Colorado) Desert, 26 mi west of Blythe 115 Comment
  POM265809  Daucus pusillus J. C. Roos 1937-5-2 1399 Riverside La Sierra, western Riverside. [Collection is Jack Frost Lake. aka Frost Reservoir, apparently a part of La Sierra [Loma Linda University Campus] ca. 1937 south of Indiana Avenue and west of Sayward Circle, near Pierce., Owned by city of Riverside ca. 2000 Comment
Read comments
May 21 2009
  RSA507477  Daucus pusillus Kathy Harper 1988-5-14 s.n. Riverside San Jacinto Mountains, along Hwy 243, 1-2 mi. below Mt. Edna turnoff. Comment
  CAS-BOT-BC131036  Deinandra paniculata Mrs. J. D. Abrams 1901-5-20 2 Riverside Elsinore Comment
  UC64116  Delphinium H. M. Hall May 1899 Riverside 20 mi s Agua Caliente; San Jacinto Mountains Comment
  RSA336418  Delphinium parishii Robert F. Thorne 1978-4-23 52058 Riverside Palm to Pines Highway: Above Palm Desert., north slope Santa Rosa Mountains. Comment
  UC702865  Delphinium parryi Charles B. Fiker 1946-5-30 3494 Riverside dip s Temecula River bridge on Hwy 395 Comment
Read comments
Aug 12 2016
  RSA394492  Delphinium parryi subsp. parryi Gale Sphon 1955-5-7 s.n. Riverside Horsethief Canyon, Santa Ana Mtns. Comment
  UCR140906  Delphinium parryi subsp. parryi Virginia Moran 2003-5-23 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), east of Sage Road and south of Wilson Valley Road 700 Comment
  UCR16746  Delphinium parryi subsp. parryi Rodney Hendrick 1965-5-2 s.n. Riverside Peninsular Range, Temecula Creek and Hwy. 71 610 Comment
  UCD159795  Deschampsia cespitosa Naomi Fraga; Steve Boyd 2007-9-5 1944 Riverside Transverse Ranges: San Bernardino Mountains region: San Gorgonio Wilderness, South Fork Meadow. 2561 Comment
  SD232142  Deschampsia danthonioides Scott D. White, Justin M. Wood 2009-5-21 12855 Riverside San Jacinto mountains, Garner Valley, near abandoned duck ponds, South of Quinn Flat. Comment
  SBBG59444  Deschampsia elongata R. Hoffmann 1929-9-7 Riverside Strawberry Valley Comment
  JEPS53424  Descurainia californica W. L. Jepson 1928-4-25 12572 Riverside n of Shavers Well (Cottonwood Springs); Colorado Desert, Cottonwood Springs 731 Comment
Read comments
Jan 6 2009
  RSA740250  Descurainia obtusa subsp. adenophora Scott D. White, Justin M. Wood 2008-6-18 12201 Riverside Hiking trail from K flat to Apple Canyon Rd. 1341 Comment
  CLARK-A1656-708  Descurainia pinnata Theo Glenn 1979-2-11 Riverside San Jacinto Mountains 365 Comment
  JOTR35280  Descurainia pinnata subsp. glabra Andre, Jim 2012-4-16 20981 Riverside Joshua Tree National Park. along Cottonwood Spring Road, approx. 6 mi. south of the North Entrance at Twin Tanks parking area. 1196 Comment
  SD133245  Dichelostemma capitatum subsp. capitatum Scott White 1991-5-13 91 106 Riverside Highway 79, immediately west of U.S. Forest Service Campground at Dripping Springs; Vail USGS quad. 548 Comment
  SEINET3218913 Image available Dichelostemma capitatum subsp. capitatum Marc Mittleman 1982-5-25 Riverside Gentry Experimental Farm, Los Alamos Road, Murrieta. 366 Comment
  UCR18534  Dichelostemma capitatum subsp. capitatum A. C. Sanders 1978-6-11 s.n. Riverside San Jacinto Mtns., James Reserve (above Lake Fulmor), near bridge over Indian Creek 1646 Comment
  OBI26119  Dicoria canescens David J. Keil 1976-12-12 11928 Riverside along I-10, 37 mi E of Chiriaco Summit Comment
  CAS-BOT-BC150926  Diplacus bigelovii var. bigelovii Ira L. Wiggins 1937-3-9 8763 Riverside 5 miles west of Shaver's Well Comment
  CAS-BOT-BC152909  Diplacus brevipes P. C. Everett; L. W. Lenz; E. K. Balls 1952-7-1 17274 Riverside 1.2 mi. se. of Lake [Fulmore] Fulmor on hwy from Banning to Idyllwild, San Jacinto Mts. 1280 Comment
  CAS-BOT-BC153098  Diplacus fremontii H. M. Hall 1901-6-1 2049 Riverside In the vicinity of Chalk Hill 1524 Comment
  SEINET222285  Diplacus fremontii B. Ertter, J. Strachan 1979-1 2989 Riverside Banning-Idyllwild Rd (Hwy 243) at Black Mt turnoff (Forest Rd 4Sol), San Jacinto Mts Comment
  RSA0019422  Diplacus fremontii N. C. Cooper 1944-5-21 1224 Riverside San Jacinto Mtns. West Side. 915 Comment
  RSA0019425  Diplacus fremontii Christopher Davidson 1975-6-16 2808 Riverside 5.4 miles N of Alandale Station on road R1 from Idyllwild to Banning. 1652 Comment
  CAS-BOT-BC167207  Diplotaxis muralis O. F. Clarke 2002-5-1 s.n. Riverside Riverside; UCR Botanical Garden 351 Comment
  UCR173786  Dipsacus sativus Kurt Campbell 2006-6-15 s.n. Riverside Perris-Aguanga Basin, Temecula, NW corner of Moraga Rd. and Rancho California Road 335 Comment
  CAS-BOT-BC195678  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., 3/4 mi. NE of the intersection of Florida Ave. (Hwy 74) and Warren Rd., just S of Tres Cerritos 460 Comment
  RSA613137  Distichlis spicata D. L. Banks 1997-3-6 1407 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. ''Fiesta Grounds'', east of Pechanga Creek along the northern fork of Pechanga Creek at the eastern end of the Reservation. 424 Comment
  UCR76160  Distichlis spicata A. C. Sanders 1993-4-1 13659 Riverside Perris-Aguanga Basin Region, western edge of Hemet, 14 acre parcel at NE corner of intersection of Myers St. and Devonshire Ave., 0.75 mile NE of the intersection of Florida Ave (Hwy 74) and Warren Rd, just south of Tres Cerritos 460 Comment
  UC494679  Ditaxis claryana Philip A. Munz 1932-3-14 12002 Riverside Deep Canyon Coachella Valley, Deep Canyon 91 Comment
  JOTR35215  Ditaxis lanceolata La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 3639 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; west Pinkham Wash (Stop 2) Comment
  UC2026387  Ditaxis neomexicana Steve Boyd, Valerie Soza, Tasha LaDoux 1997-10-13 10065 Riverside COLORADO-MOJAVE DESERT TRANSITION, LITTLE MARIA MOUNTAINS: Bajada at southwest end of Rice Valley, along Midland Road, just north of pass between Little Maria and Big Maria mountains. Comment
  UCR166692  Ditaxis neomexicana Scott D. White, Brian Leatherman 2005-5-4 11012 A Riverside Sonoran Desert, Eastern Coachella Valley. Thermal area; bajada below Mecca Hills and east of the Coachella Canal 49 Comment
  CLARK-A1656-612  Dithyrea californica Lois Ann Scott 1978-3-26 Riverside Indio Hills 228 Comment
  RSA66544  Dithyrea californica F. W. Peirson 1920-2-14 4178 Riverside Whitewater Station, Colorado Desert Comment
  SFV4379  Dithyrea californica F. M. Ball 1964-1-4 66 1 Riverside San Bernardino Mountains About 16 miles east of Banning on main highway to Indio. Whitewater turnoff on east side of Whitewater Canyon. 450 Comment
  UC665880  Dithyrea californica Ira L. Wiggins 1941-3-24 9563 Riverside 0.3 mi s Myoma (4.6 mi n of Indio) Comment
  SEINET10871645  Dodecahema leptoceras James L. Reveal 1988-1 Riverside Comment
  RSA192056  Dodecatheon clevelandii E. W. Lathrop 1960-3-11 4653 Riverside 5 miles west of Murrieta. Comment
Read comments
Apr 28 2011
  SD135181  Draba corrugata var. saxosa Craig Reiser, Dylan Hannon 1993-5-30 Riverside Near saddle between Santa Rosa Peak and Toro Peak Comment
  RSA0123751  Draba cuneifolia Duncan S. Bell, LeRoy Gross 2016-3-10 8872 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; northwestern section of the range; collecting approximately 1.75 air miles northwest of the summit area. 938 Comment
  CAS-BOT-BC70827  Dryopteris arguta Scott D. White; Mike Wilcox 1995-7-11 3468 Riverside Southwest of Main Divide Truck Trail, upper forks of Decker Canyon, USGS 7 1/2' Alberhill quad. 731 Comment
  CAS-BOT-BC416943  Dudleya pulverulenta Marcus E. A M Jones 1900-7-16 s.n. Riverside Temecula Comment
  POM246550  Dudleya saxosa subsp. aloides E. C. Jaeger 1938-5-14 s.n. Riverside Covington Flats, Joshua Tree National Monument. 1280 Comment
  SEINET3412075 Image available Echinocereus engelmannii var. engelmannii Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28522 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert. 1236 Comment
  POM119234  Echinodorus cordifolius S. B. Parish 1891-11-3 2246 Riverside Elsinore Lake. Comment
Read comments
Aug 8 2010
  CLARK-A1528-5516  Eclipta alba John C. Roos 1965-7-5 Riverside Thermal 36 Comment
  RSA0028738  Elatine brachysperma R. E. Riefner 1998-4-22 98 -295 Riverside Elsinore Trough between Willard and Murrieta Creek. Lake Elsinore. Comment
  SD219027  Elatine californica Robert F. Thorne 1973-5-23 43840 Riverside Santa Rosa Plateau-Mesa de Colorado: N edge of large vernal marsh in shallow water. 609 Comment
  RSA336064  Elatine chilensis R. F. Thorne, M. Z. Thorne, W. Wisura 1978-5-21 51979 Riverside Santa Rosa Plateau: Mesa de Colorado. 609 Comment
  UCR111781  Eleocharis montevidensis Mitch Provance 1999-5-4 1707 Riverside San Bernardino Valley Region, Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  POM1359  Eleocharis parishii I. M. Johnston 1917-4-4 s.sn Riverside Palm Canyon. Colorado Desert. Comment
  RSA544432  Eleocharis radicans Steve Boyd, Timothy S. Ross, D. Zippin, T. Oberbauer 1991-6-14 6339 Riverside Skunk Hollow area, 2 miles E of Murrieta Hot Springs, just W of Second San Diego Aquaduct. Comment
  HSC79579  Elymus condensatus Paul Bailey 1972-5-14 126 Riverside 6 miles NE of Temecula near Rancho California Drive, Tucalota Hills. 457 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
  RSA357851  Emmenanthe penduliflora Robert F. Thorne, M. Z. Thorne 1973-3-30 42696 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  RSA401418  Emmenanthe penduliflora Martha Hilend 1928-3-11 s.n. Riverside Morongo Pass, Colorado Desert region. Comment
  RSA401444A  Emmenanthe penduliflora R. Sayre 1981-5-9 64 Riverside Pierson Blud & Little Morongo Road. Comment
  UCR57204  Emmenanthe penduliflora Ed LaRue 1989-6-11 s.n. Riverside Peninsular Range, W side of Lakeview Mtns., c. 1 mi SE of town of Nuevo 640 Comment
  SEINET10397868  Emmenanthe penduliflora Norman C. Cooper 1944-4-8 1053 Riverside Andreas Canyon 305 Comment
  CAS-BOT-BC131160  Encelia actoni Mary F. Spencer 1919-7-9 1188 Riverside Foothills of San Jacinto Mt. 571 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
  RSA707892  Encelia actoni Scott D. White, Angelia Carey 2004-4-16 10165 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 549 Comment
  SD224838  Encelia actoni Scott D. White, Steve Myers 1995-10-21 3725 Riverside Eastern foothills of San Jacinto Valley, Santa Rosa Hills, S of Hemet; foothills just above orange grove 609 Comment
  UCR172257  Encelia californica John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, City of Temecula, Immediately N and south of Murrieta Hot Springs Road along San Diego Aqueduct right-of-way 396 Comment
  UCR21904  Encelia californica Steve Boyd 1980-5-11 253 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
  SEINET11859827  Encelia californica H. M. Hall 1902-1 2922 Riverside vicinity of Riverside 366 Comment
  CAS-BOT-BC131323  Encelia farinosa Javier Penalosa 1963-4-11 2806 Riverside Pines to Palms hwy. (#74) above Palm Desert 762 Comment
  CLARK-A1656-718  Encelia farinosa unknown 1981-3-14 Riverside Coachella Valley Comment
  JOTR32046  Encelia farinosa La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler, B. Truesdell, D. Shade 2011-4-26 2275 Riverside Joshua Tree National Park. Pleasant Valley, southwestern edge of Hexie Mountains; granite and basalt rocky slopes above bouldery draws feeding into Pleasant Valley (Stop 3) 1041 Comment
  JOTR35377  Encelia farinosa Harding, Mitzi, J. Hoines, E. Kramer 2012-2-2 166 Riverside Joshua Tree National Park. southeast Coxcomb Mountains; SE facing slopes and steep drainages 164 Comment
  LA202452  Encelia farinosa T. A. Geissman; 1966-3-12 31266 -EF Riverside Joshua Tree National Monument, S entrance Comment
Read comments
Sep 20 2013
  POM182067  Encelia farinosa var. farinosa P. A. Munz 1932-3-14 11983 Riverside Colorado Desert, Coachella Valley, Deep Canyon. 152 Comment
  POM4943  Encelia farinosa var. farinosa L. T. Street 1917-5-15 s.n. Riverside Elsinore. Comment
  POM50381  Encelia farinosa var. farinosa W. W. Eggleston 1924-3-8 19529 Riverside Hemet. 480 Comment
  RSA342564  Encelia farinosa var. farinosa R. F. Thorne, Dick Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54015 Riverside San Bernardino Mountains: 1/4 mile W of Whitewater P. O. and 1/2 mile W of Whitewater River 415 Comment
  RSA519246  Encelia farinosa var. farinosa 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
  UCR281021  Ephedra aspera Fred M. Roberts 2016-3-5 8003 Riverside Sonoran (Colorado) Desert, Little Maria Mountains: shallow canyon at west end, 4.3 km east of Palen Pass and 2.0 km WNW Peak "602" 116 Comment
  POM259670  Ephedra californica Philip A. Munz 1940-2-22 15657 Riverside Rocky gully, Whitewater Canyon, 2 miles north of Banning-Indio boulevard. Comment
  RSA339644  Ephedra californica Robert F. Thorne, C. W. Tilforth 1980-5-28 54240 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  RSA383870  Ephedra californica Anstruther Davidson 1902-5-18 1901 Riverside Banning, Cal. Comment
  SD229016  Ephedra californica Dick Schwenkmeyer 2012-10-16 853 Riverside Approx. 2 mi. south of U.S. Highway 10 at Cabazon. 505 Comment
  JOTR29448  Ephedra nevadensis La Doux, Tasha, Mike Bell 2006-3-8 1346 Riverside Joshua Tree National Park. Eagle Mountains, south of Hayfield Spring 548 Comment
  RSA796328  Ephedra trifurca Duncan S. Bell 2009-4-19 280 Riverside Arica Mountains: west side of range, approximately 2.5 air miles southwest of Priests Well. 391 Comment
  UCSB9241  Ephedra viridis Krogen, Roger 1957-1 Riverside 7 mi. W of junction of Hwy 60-70 in Box Canyon wash Comment
  RSA797246  Epilobium Robert F. Thorne, Walter Wisura 1977-9-17 50784 Riverside San Jacinto Mountain: Long Valley to Round Valley along trail to summit. 2591 Comment
  PASA1890  Epilobium adenocaulon Frank W. Peirson 1924-7-28 Riverside Pine Flats Camp, San Jacinto Mts. 1798 Comment
  UCR220335  Epilobium campestre D. E. Bramlet 1992-4-29 2248 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto Valley, west edge of Hemet, west of Warren Rd. and north of Florida Ave./Hwy 74 457 Comment
  CAS-BOT-BC171752  Epilobium canum subsp. latifolium Philip A. Munz 1946-10-20 11583 Riverside Cottonwood Springs, Joshua Tree National Monument 792 Comment
  RSA24175  Epilobium canum subsp. latifolium Carl B. Wolf 1932-10-31 9759 Riverside Colorado Desert; Cottonwood Springs, Eagle Mountains. 290 Comment
  UC874272  Epilobium canum subsp. latifolium I. W. Clokey and E. G. Anderson 1935-8-21 6773 Riverside n Keen Camp P.O. 1400 Comment
  RSA509568A  Epilobium ciliatum Ed LaRue 1989-3-30 s.n. Riverside Rancho California area, ca. 4 miles W of Temecula,with Ave. del Oro as the N boundary. 381 Comment
  UCR178160  Epilobium ciliatum John F. Green, M. D. Wilcox 2003-7-15 s.n. Riverside San Jacinto Mtns., on powerline trail, picnic area at Juan Diego Flats, NW of Cahuilla Mountain 1220 Comment
  JOTR36423  Epilobium ciliatum subsp. ciliatum La Doux, Tasha, K. Callahan, M. Harding, M. Levandowski 2013-5-9 3368 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Stubbe Springs, near guzzler and spring on densely vegetated slope (STOP1) 1371 Comment
  UC20067  Epilobium glaberrimum subsp. glaberrimum H. M. Hall 1901-7-3 2377 Riverside vicinity of Strawberry Valley San Jacinto Mountains (along water courses) 1584 Comment
  RSA627506  Equisetum hyemale var. affine Scott D. White 1998-7-31 6947 (unic.) Riverside Idyllwild Area: Strawberry Creek between crossing at Circle Drive and Hymber Park. 1707 Comment
  SEINET3866231 Image available Equisetum laevigatum Steve Boyd, Timothy S. Ross 1990-5-11 4641 Riverside Vail Lake area, Arroyo Seco drainage, cyn bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland Nat. Forest.; 0 579 Comment
  SD132541  Equisetum telmateia subsp. braunii John C. Roos 1952-6-25 5794 Riverside Riverside, Fairmount Park, west end 259 Comment
  SBBG71518  Eremalche exilis M. N. Ackley 1927-3-13 701 Riverside Coral Reef Ranch -9 Comment
  SBBG63731  Eremocarya lepida R. Hoffmann 1929-9-8 Riverside San Jacinto Mtns 1981 Comment
  OBI32597  Eremothera boothii A. C. Sanders 1983-4-24 3798 Riverside Alluvial fan at the NW end of the Orocopia Mts along hwy 195, +/- 3 mi NE of Shavers Well and 2.7 mi NE of the point where the rd enters Box Cyn 366 Comment
  SD39505  Eremothera boothii subsp. condensata Edith A. Purer 1935-4-21 6383 Riverside Near Palm Springs Comment
  SBBG100308  Eremothera boothii subsp. decorticans W. L. Halvorson 1977-2-5 77 -15 Riverside near jct of I-10 and rd to Joshua Tree Nat Monument Comment
  CHSC100701  Eremothera refracta Naomi Fraga; Lisa Rojas 2005-2-10 1351 Riverside Colorado Desert; Northeastern Colorado Desert region: Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  RSA0108902  Eriastrum densifolium subsp. austromontanum Robert Kessler 1920-1 17054 Riverside San Jacinto Mts. Comment
  UCR126168  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1992-6-22 102 Riverside San Jacinto Mtns., Hwy 371, 4.5 km south of Hwy 74, south side of road, in sandy bottom of Hamilton Wash 1268 Comment
  UCR6145  Eriastrum eremicum C. M. Bringle, H. Johnston 1967-5-13 B670513- 7 Riverside Sonoran (Colorado) Desert, Between Sky Valley and N Palm Springs on Dillon Rd., exact;y 3 mi. south of Bennett Rd. intersection, where Little San Bernardino Mtns. come within 100 ft of Dillon Rd. Both sides of road 152 Comment
  RSA0120087  Eriastrum eremicum subsp. eremicum N. C. Cooper 1944-5-20 2643 Riverside Palm Springs. 137 Comment
  UCR58302  Eriastrum sapphirinum George K. Helmkamp 1989-10-7 s.n. Riverside San Jacinto Mtns, N slope of Thomas Mtn, 1 mi. SW of Hwy 74 on Thomas Mtn Road 1500 Comment
  RSA0121563  Eriastrum sapphirinum subsp. dasyanthum Scott D. White, Tasha La Doux 2000-6-3 7998 Riverside S of Hemet: Gibbel Flat in the Santa Rosa Hills. 610 Comment
  UCR204183  Eriastrum sapphirinum subsp. sapphirinum LeRoy Gross, Duncan Bell 2008-9-16 3581 Riverside Peninsular Range; San Jacinto Mountains, west side of Garner Valley, near Hwy 74, c. 0.25 mi north from Ramona trailhead parking area 1365 Comment
  RSA0122978  Eriastrum sapphirinum subsp. sapphirinum P. A. Munz 1922-7-4 5973 Riverside Hemet Valley, San Jacinto Mountains. 1372 Comment
  JOTR31074  Ericameria cooperi var. cooperi La Doux, Tasha, T. Herskovits, B. Truesdell, M. Wheeler 2010-5-6 2337 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west of Ryan Mountain; Gravelly flats near Ryan Mountain campground (Stop 1) Comment
  SBBG8332  Ericameria cooperi var. cooperi H. and M. Dearing 1936-12-25 2410 Riverside Long Cyn, Colorado Desert Comment
  UCR216423  Ericameria linearifolia Michael L. O'Leary 2008-4-16 01 Riverside Little San Bernardino Mtns., Eureka Peak, Joshua Tree National Park, almost on the San Bernardino Co. line 1671 Comment
  POM10296  Ericameria palmeri var. pachylepis Mr Grout, S. Grout 1903-11 32 Riverside Rubidoux Comment
  UC1929322  Ericameria palmeri var. pachylepis Scott D. White, Angelia Carey, Linda Archa 2004-8-5 10666 Riverside San Jacinto Mountain foothills; Soboba Indian Reservation- Indian Creek and adjacent uplands, from confluence w/ San Jacinto River to +/- 2 miles upstream. Comment
  UCR150558  Ericameria palmeri var. pachylepis Scott D. White 2003-12-1 9891 Riverside Santa Ana River Valley; city of Riverside; La Sierra area 244 Comment
  RSA545219  Ericameria paniculata R. F. Thorne 1970-10 41880 Riverside San Bernardino Mountains- Whitewater canyon: ca. 1350 ft. near bridge and Whitewater Post Office to ca. 2000 ft. up the canyon toward fish hatchery. 610 Comment
  RSA782141  Ericameria paniculata Stephanie Rockwood, Christi Gabriel 2011-10-18 145 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 99 Comment
  RSA604748  Ericameria pinifolia A. C. Sanders, J. C. Lyman 1995-4-16 16558 Riverside Glen Avon: Jurupa Hills (draining toward Fontana), Pyrite St. Canyon. 335 Comment
  SD229093  Ericameria pinifolia Dick Schwenkmeyer 2012-3-26 681 Riverside Mt. San Jacinto area: Lake Hemet (site #4), Highway 74, sloping hillside 1317 Comment
  JOTR36388  Ericameria teretifolia La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, B. Truesdell, M. Wheeler 2012-10-2 3341 Riverside Joshua Tree National Park. Little San Bernardino Mtns: Pushwalla Canyon, approx 300 m from fork in road, up mouth of canyon Comment
  UC1329851  Ericameria teretifolia James E. Cole 1941-10-20 929 Riverside Optimist Mine Road Joshua Tree National Monument, Lost Horse Valley 1310 Comment
  UCD131744  Erigeron breweri var. covillei K. Esau 1935-6-15 s.n. Riverside Hemet Valley. Comment
  SBBG54332  Erigeron divergens C. Davidson 1978-6-15 7379 Riverside rd from Hwy 74 to Santa Rosa Mtn, ca. 2 mi W of jct to Santa Rosa Springs Cmpgrd 2087 Comment
  LA102172  Eriochloa acuminata var. acuminata Alfred R. Roos; 1937-11-28 sn Riverside E Washington St Comment
  UCR49192  Eriochloa aristata A. C. Sanders 1985-12-22 5962 Riverside Sonoran (Colorado) Desert, Coachella Valley, 1/4 mi NW of Valerie Jean, west of Hwy 86 -30 Comment
  UCSB22454  Eriodictyon crassifolium Rieser, R. 1966-5-15 Riverside 1.5 miles south of Interstate 10 on Banning-Idyllwild Rd., San Jacinto Mts. 762 Comment
  VVC255  Eriodictyon crassifolium var. nigrescens P. J. MacKay 1975-4-12 s.n. Riverside Southern California, Rancho La Sierra, just south of Hwy 91 near Green River Dr. Exit 210 Comment
  RSA601086  Eriodictyon trichocalyx A. C. Sanders, J. Goetzen 1996-5-1 18124 Riverside San Bernardino Mtns: Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, N of Banning 793 Comment
  UCR193406  Eriogonum A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35621 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.0 mi. WSW of Fleming Ranch 1585 Comment
  JOTR32456  Eriogonum angulosum La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2603 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam loop trail, near trailhead; Sandy wash and open flats among boulder outcrops (Stop 2) 1298 Comment
  CAS-BOT-BC248620  Eriogonum apiculatum P. A. Munz; E. K. Balls 1952-8-21 17975 Riverside Santa Rosa Spring, Santa Rosa Mts. 2133 Comment
  OBI82309  Eriogonum apiculatum Louis Wheeler 1945-10-7 6412 Riverside San Jacinto Mountains: divide between West Fork Snow Creek and North Fork San Jacinto River 2377 Comment
  RSA674658  Eriogonum davidsonii Scott D. White 2000-8-5 8118 Riverside San Jacinto Mountains: Near Mountain Center. Unnamed ephemeral drainage (tributary to S Fork, San Jacinto River). 1402 Comment
  CAS-BOT-BC256121  Eriogonum deflexum var. deflexum N. Aitkenhead 1977-2-3 2194 Riverside Maniobra Valley N. of Orocopia Mtns. Comment
  RSA125968  Eriogonum elongatum E. K. Balls, Percy C. Everett 1957-11-4 22750 Riverside Snow Creek, near old Fish Hatchery and through wash. 701 Comment
  RSA778132  Eriogonum elongatum var. elongatum Thomas Stoughton, Erika Gardner, D. Bell 2010-11-12 717 Riverside PCT Trail. W of White Water Canyon. N of jct of I-10 and Rte 111. 732 Comment
  RSA49381  Eriogonum fasciculatum var. flavoviride P. A. Munz 1949-4-12 13030 Riverside North base of Eagle Mts., Mojave Desert. 945 Comment
  RSA0056370  Eriogonum fasciculatum var. flavoviride James R. Shevock 1970-12-13 562 Riverside White Tank; Joshua Tree. 1173 Comment
  JOTR16811  Eriogonum fasciculatum var. polifolium Baker, James K. & Baker, Ilisa T. 1966-6-17 s.n. Riverside Joshua Tree National Park. COVINGTON FLATS Comment
  RSA393346  Eriogonum fasciculatum var. polifolium N. C. Cooper 1944-7-15 1572 Riverside Banning. 701 Comment
  UCR274554  Eriogonum gracile Mitch Provance, Ken Halama 2003-6-15 17048 Riverside Temescal Mountains, Mead Valley, just SSW of the corner of Cajalco Rd. and Wood St. Comment
  RSA393098  Eriogonum gracile var. gracile Louis C. Wheeler 1933-12-1 2282 Riverside San Gorgonia Wash at S. P. RR, San Gorgonio Pass. 640 Comment
  RSA588814  Eriogonum gracile var. incultum D. L. Banks, S. D. Boyd 1995-10-17 767 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along lower Arroyo Seco, S of the Dripping Springs Campground. Along the broad alluvial benches N of where Arroyo Seco turns to the E. 512 Comment
  UCR102436  Eriogonum gracile var. incultum G. R. Ballmer 1991-6-22 s.n. Riverside San Jacinto Mtns., SE end of Garner Valley, on Pacific Crest Trail about 2-3 mi north of junction with Hwy 74; in vicinity of Bull Canyon Comment
  UCR235045  Eriogonum gracile var. incultum A. C. Sanders, John F. Green 2012-6-1 40225 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon Rd., 0.25 km NW (312 deg. ) of El Hermano Rd intersection 310 Comment
  CAS-BOT-BC257578  Eriogonum inflatum Peter Kamb 1948-4-11 882 Riverside Aqueduct Road 5 mi east of Garnet, Coachella Valley 304 Comment
  UCR167269  Eriogonum inflatum John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, NNE of Rancho Dos Palmas, between Coachella Canal siphons 28 and 29 24 Comment
  UCR99565  Eriogonum inflatum B. G. Pitzer 1996-11-9 2928 Riverside Sonoran (Colorado) Desert, Orocopia Mtns: Bob's Cabin, c. 4 road mi. north of Salt Creek Road (on SR211) & 4.5 air mi. south of the W end of Hayfield Lake. 610 Comment
  UCSB8541  Eriogonum inflatum Beeks, Richard 1952-4-5 Riverside 2.15 mi W of jct of US 60-US 70 and US 95 Comment
  UCR50888  Eriogonum maculatum A. C. Sanders 1988-5-11 7814 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal, east of the gasline road from Niland 549 Comment
  SBBG64073  Eriogonum molestum R. Hoffmann 1929-9-7 Riverside Strawberry Valley 1645 Comment
  UC6394  Eriogonum nudum var. pauciflorum H. M. Hall July 1901 2504 Riverside s side San Jacinto Mountains San Jacinto Mountains 1645 Comment
  CAS-BOT-BC263537  Eriogonum thomasii Javier Penalosa 1963-4-10 2791 Riverside Deep Canyon, 3 mi. south of Palm Desert 213 Comment
  HSC88767  Eriogonum thomasii Elizabeth Neese 1979-4-11 7093 Riverside Between Blythe and Rice, 11 mi. NW of Blythe. 305 Comment
  JEPS56263  Eriogonum thomasii W. L. Jepson 1927-4-12 11655 Riverside Painted Canyon Mecca Hills, Painted Canyon 76 Comment
  JOTR28938  Eriogonum thomasii La Doux, Tasha 2005-3-30 1174 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  POM6837  Eriogonum thomasii P. A. Munz, L. T. Street, G. Williams 1919-3-27 2358 Riverside Near Salton Sea. Comment
Read comments
Nov 19 2011
  RSA0026167  Eriogonum thomasii Marc Baker, Amy Robinson, Chris Hackbarth, Michelle Cloud-Hughes 2013-3-19 17717 Riverside Palo Verde Mesa, 14 kilometers SW of Blythe, 5 kilometers ENE of north end of Mule Mountains. Comment
  RSA0039854  Eriogonum thomasii Duncan S. Bell, Evan Meyer 2014-4-2 6507 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1 air mile northwest of Canyon Spring. 422 Comment
  RSA727868  Eriogonum thomasii Naomi Fraga, Lisa Rojas 2005-2-10 1354 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  RSA735241  Eriogonum thomasii Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11213 Riverside Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station., Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. Comment
  SEINET3218477 Image available Eriogonum thomasii T. B. Salvato 2010-4-20 4063 Riverside Sonoran (Colorado) Desert; alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe (McCoy Peak 7.5' Q.) 183 Comment
  UC912792  Eriogonum thomasii I. W. Clokey 1935-4-17 6580 Riverside Cottonwood Springs Comment
  UCR208459  Eriogonum thomasii Scott D. White, Justin M. Wood 2009-3-24 12570 Riverside Colorado Desert, western foothills of Mecca Hills, c. 0.5 air mi east of the Coachella Canal and 4 air mi south of the I-10 Fwy 27 Comment
  RSA0054884  Eriogonum thurberi Keith E. Hoffmaster 1937-3-16 743 Riverside Near Palm Springs station. Comment
  RSA125206  Eriogonum wrightii var. membranaceum E. K. Balls, Percy C. Everett 1957-8-20 22674 Riverside Hamilton Grade along rd. from Palms to Pines Hwy to Aguanga. 1463 Comment
  LA207107  Eriogonum wrightii var. nodosum Carl Epling; William Robison 1933-6-26 Riverside Little San Bernardino Mountains, Key's View 1523 Comment
  UC1133261  Erioneuron pulchellum H. S. Yates 1937-3-23 6440 Riverside 15 mi nne Mecca; Thermal Quadrangle Comment
  SJSU4297  Eriophyllum ambiguum var. paleaceum G. B. Youngberg 1956-3-28 195 Riverside Palm Canyon near Palm Springs 228 Comment
  POM60099  Eriophyllum confertiflorum Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  UCR142191  Eriophyllum confertiflorum June Latting 1979-5-4 s.n. Riverside Gavilan Hills, Harford Springs County Park 610 Comment
  UCR98208  Eriophyllum confertiflorum B. G. Pitzer 1997-4-1 3051 Riverside Lakeview Mtns, c. 0.75 air mi. SSW of Mt. Rudolph, c. 1 air mi NE of Contour (Juniper Flats) Rd. 655 Comment
  CDA29163  Eriophyllum confertiflorum Mike Lahti 2009-5-5 PDR# 1501682 Riverside 0 Comment
  RSA0041966  Eriophyllum confertiflorum Paul Shirokawa 1998-5-15 35 Riverside Cleveland National Forest: Trabuco Ranger District, 0.3 miles from Ortega Highway (State Highway 74) on North Main Divide Road. 807 Comment
  JOTR32188  Eriophyllum confertiflorum var. confertiflorum Harding, Mitzi & Herskovits, Tasya, D. Oquendo 2011-5-5 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Gravelly hills above canyon wash (Stop 3) 1217 Comment
  UCR126441  Eriophyllum multicaule T. B. Salvato, A. C. Sanders, Mitch Provance et al. 2000-4-30 69 Riverside Riverside, Box Springs Mtns. along road to radio towers from reserve parking lot 854 Comment
  SEINET8687403 Image available Eriophyllum multicaule I. W. Clokey 1935-4-18 6487 Riverside Gavilan 600 Comment
  JOTR32134  Eriophyllum wallacei La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2290 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Sandy pediment/bajada surrounding granitic ourcrops near Stirrup Tank parking lot (Stop 1) Comment
  UC101059  Eriophyllum wallacei M. F. Gilman 1904-1-1 6 Riverside Banning Comment
Read comments
Mar 13 2011
  UC472866  Eriophyllum wallacei Mary Fiske Spencer 1926-3-8 26 Riverside Snow Canyon washes, base of San Jacinto Mts; , Snow Canyon Comment
  UCR177400  Eriophyllum wallacei Marisa Sripracha, K. A. Boyd 2004-3-22 071 Riverside San Jacinto Mtns. Foothills/Sonoran (Colorado) Desert, Snow Creek 366 Comment
  UCR84657  Eriophyllum wallacei Scott D. White, S. Ogg 1994-4-21 2006 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  SD255763  Erodium botrys Mitch Provance 2012-5-24 512 1 Riverside San Bernardino Mountains: Banning, foothills and alluvial fan near border with Beaumont, NE of the intersection of Highland Springs Ave. and Wilson St. 868 Comment
  UCR176882  Erodium brachycarpum Jennie Phui 1998-5-30 022 Riverside San Bernardino Mtns./San Gorgonio Pass, Morongo Indian Reservation, mouth of Lion Canyon, 0.5-2 miles up Lion Canyon road north of I-10 Fwy 549 Comment
  JOTR33976  Erodium cicutarium La Doux, Tasha, M. Harding 2010-4-7 2864 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View with cobble benches above wash Comment
  UCR20740  Erodium cicutarium A. C. Sanders, Steve Boyd 1980-5-2 1421 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  HSC8508  Erodium texanum C. L. Hitchcock 1966-3-20 24308 Riverside 30 mi. N of Ogilby, along road to Blythe Comment
Read comments
Mar 2 2013
  UCR248053  Erodium texanum Duncan S. Bell 2012-3-8 3149 Riverside Mojave Desert, Southern section of the Mecca Hills; north side of the canal, approximately 4.75 air miles southeast of where Box Canyon Road crosses the Coachella Canal 16 Comment
  RSA763060  Erysimum capitatum E. W. Lathrop 1968-5-22 6926 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest 1220 Comment
  UCR35188  Erysimum capitatum L. B. Ziegler 1967-6-1 144 Riverside San Jacinto Mountains, Hemet Valley, near Hemet Lake. 1341 Comment
  CHSC105718  Erythranthe diffusa P. A. Munz 1922-4-30 5135 Riverside Hills south of Tuscalota Creek. Hillside on road from Aguanga to Hemet. Comment
  RSA0020244  Erythranthe floribunda Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 637 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UCR98679  Eschscholzia californica 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
  CAS-BOT-BC474565  Eschscholzia minutiflora Shannon M. Still 2009-2-21 438 Riverside Unspecified 223 Comment
Read comments
Sep 2 2017
  CAS-BOT-BC83135  Eschscholzia minutiflora G. B. Grant 6752 Riverside Palm Springs. Comment
  CHSC35481  Eschscholzia minutiflora James Henrickson 1973-3-18 8608 Riverside Ca 33 (air) miles E of Temecula, 5-7 miles SE of Terwilliger at N end of Coyote Canyon Road, on the first steep grade down to the canyon. 792 Comment
Read comments
Dec 5 2012
  RSA0022946  Eschscholzia minutiflora Anstruther Davidson 1903-5-1 s.n. Riverside Thermal Comment
  SEINET10476297  Eschscholzia minutiflora David B. Dunn, Howard Brown; Elizabeth M. McClintock 1947-3-15 Dunn 2899 Riverside Pushawalla canyon biota. Indio hills. In wash. Comment
  RSA0023221  Eschscholzia papastillii Barry A. Prigge 1988-2-21 7841 Riverside Colorado Desert, Orocopia Mountains: 2 miles W of Clemens Well. 229 Comment
  UCD96472  Eschscholzia papastillii Shannon M. Still 2009-2-21 433 Riverside California. Riverside County. 172 Comment
Read comments
Sep 2 2017
  UCD96503  Eschscholzia papastillii Shannon M. Still 2009-2-22 442 Riverside California. Riverside County: Joshua Tree National Park. ca. 2/3 way to Lost Palms Canyon on either side of Lost Palms Canyon Trail. 1049 Comment
  CAS-BOT-BC419650  Eschscholzia parishii H. L. Mason 1928-3-10 4191 Riverside Whitewater River Comment
  JOTR36455  Eschscholzia parishii La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3425 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; narrow north fork of large canyon w/ cobbley wash and steep rocky walls (Stop 2) 338 Comment
  RSA124409  Eschscholzia parishii Percy C. Everett, E. K. Balls 1958-4-29 23013 Riverside Hwy 60/70, Indio to Blythe, 1 mile W of Cactus City. 549 Comment
Read comments
Mar 20 2011
  RSA0010856  Eucalyptus camaldulensis A. C. Sanders 1997-5-1 20613 Riverside Lake Skinner area: Old house site at gated road junction into Shipley Reserve area, c. 1 km NE of Lake Skinner in mouth of Rawson Creek Canyon. 457 Comment
  SDSU13824  Eucalyptus camaldulensis W. Miller with C. Mosse Riverside Comment
  HSC78513  Eucrypta chrysanthemifolia Rodney Hendrick 1965-3-14 Riverside Box Canyon about 8 mi. E of Mecca 183 Comment
  SD126650  Eucrypta chrysanthemifolia Ed LaRue 1989-3-30 Riverside Rancho California, ca. 4.0 miles west of Temecula, with Ave. del Oro as the north boundary. 381 Comment
  SD130318  Eucrypta chrysanthemifolia Ed LaRue 1990-4-13 Riverside 0.t mile northwest of Aguanga, north of Highway 79 and west of Highway 371. 640 Comment
  SDSU12934  Eucrypta chrysanthemifolia Jutta Buschbom 1991-6-5 38 Riverside SE-Slope, N-border of the Reserve, beyond an Avocado-grove, ca. 500m (15 min) NW from the field station. Santa Margarita Ecological Reserve, Temecula. 375 Comment
  UCD119344  Eucrypta chrysanthemifolia C. L. Hitchcock 1966-3-16 24177 Riverside 1/4 mile w. of Aguanga. Comment
  UCR120658  Eucrypta chrysanthemifolia D. E. Bramlet, P. Jacks, S. Goode 1989-4-6 1807 A Riverside Perris-Aguanga Basin, Lake Skinner, north of the lake on the S-facing slope of Bachelor Mountain 488 Comment
  UCR241820  Eucrypta chrysanthemifolia A. C. Sanders, Timothy W. Chumley 2013-4-2 40756 Riverside Peninsular Range, Temescal Canyon between Horsethief Canyon Rd. and Hostettler Rd., south of I-15 Fwy, SE of Corona (Lee) Lake 405 Comment
  RSA681994  Eucrypta chrysanthemifolia var. bipinnatifida Steve Boyd, Amber Maurice, Pesach Lubinsky, Lel Lubinsky 2003-4-17 10487 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
  UC1929299  Eucrypta chrysanthemifolia var. chrysanthemifolia Scott D. White, Jamie Minor 2008-3-13 11769 Riverside San Gorgonio Pass; Banning- S of Union Pacific Railroad, powerline route from Sunset Ave. to 1 mile W. Comment
  UCR21927  Eucrypta chrysanthemifolia var. chrysanthemifolia Steve Boyd 1980-4-8 110 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UCR232518  Eucrypta micrantha Dave Silverman, Onkar Singh 2010-3-27 7865 Riverside Sonoran (Colorado) Desert, McCoy Wash, N of Palo Verde Mesa, 5.3 km W of Mesaville siding, west of A Canal/Levee Blvd, & c. 7 km N of Blythe Airport 136 Comment
  SBBG61339  Eulobus californicus M. N. Ackley 1928-3-10 734 Riverside Bridge Haven 426 Comment
  UC1536823  Eulobus californicus Gordon H. True Jr. 1925-3-11 32 Riverside Box Springs Sycamore Canyon 426 Comment
  CAS-BOT-BC206920  Euonymus occidentalis J. C. Roos 1965-7-3 s.n. Riverside Dark Canyon, San Jacinto Mtns. Comment
  POM261421  Euonymus occidentalis var. parishii J. C. Roos 1941-8-2 88 Riverside Dark Canyon. 2134 Comment
  RSA0042169  Euphorbia eriantha Duncan S. Bell, Evan Meyer 2014-4-2 6517 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1 air mile northwest of Canyon Spring. 422 Comment
  RSA0105945  Euphorbia eriantha Alan Romspert 2000-4-14 s.n. Riverside West of Dupont road, Chuckwalla Mountains. Comment
  SD143926  Euphorbia hirta A. C. Sanders 1994-11-8 15864 Riverside Colorado Desert, Coachella Valley, Palm Desert, weeds in lawns & flower beds along a commercial strip on Hwy 111 between Hwy 74 & Sage lane, in a lawn at the edge of a parking lot 45 Comment
  RSA717574  Euphorbia polycarpa A. C. Sanders 2004-2-6 27386 Riverside Foothills at edge of Temescal Valley, intact ridge at a development called Trilogy at Glen Ivy, south of Brown Canyon 442 Comment
  SD119921  Euphorbia polycarpa Louis B. Ziegler 1976-9-20 555 Riverside Colorado Desert, north end around Desert Hot Springs, sandy washes & hillsides 380 Comment
  UCD142700  Euphorbia polycarpa Patricia Wilder 1971-5-13 4946 Riverside Chino Hills Mountain Range. Prado Flood Control Basin; along bank at east end of top of Prado Dam. 213 Comment
  UCR132748  Euphorbia polycarpa Scott D. White 1993-2-5 1049 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Palm Springs, Tahquitz debris basin at base of Tahquitz Canyon, off Sunnydunes Drive 183 Comment
  UCR213543  Euphorbia polycarpa A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37828 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, ridge west of dirt extension of Lake St., 0.9 mi. north (358 deg. ) of intersection of I-15 and Lake St. 488 Comment
  RSA19302  Euphorbia polycarpa var. hirtella L. S. Rose 1936-12-18 36790 Riverside Desert wash, Palm Springs. Comment
  RSA432471A  Euphorbia polycarpa var. hirtella N. C. Cooper 1936-1 2160 Riverside 17 Palms. -30 Comment
Read comments
Mar 16 2014
  RSA432472A  Euphorbia polycarpa var. hirtella N. C. Cooper 1944-4-8 1092 Riverside Andreas Canyon. 305 Comment
  CLARK-A1528-2708  Euphorbia setiloba John C. Roos 1958-9-28 Riverside San Jacinto Mountains 1219 Comment
  UCD142864  Euphorbia setiloba G. L. Webster; R. Hildreth 1966-12-10 7469 Riverside Box Canyon Wash. C. 7-8 mi NE of Mecca on Cal. 195. 198 Comment
  UCR128936  Euphorbia setiloba Chris E. True, K. Flemming 2003-9-26 s.n. Riverside Sonoran (Colorado) Desert, Canyon Spring, Orocopia Mtns. 372 Comment
  UCR23554  Euphorbia setiloba John C. Roos 1958-9-28 s.n. Riverside Santa Rosa Mtns., Pinyon Flats 1220 Comment
  RSA612273  Eustoma exaltatum Louis C. Wheeler 1933-8-13 2078 Riverside Santa Ana River at Chino Creek. 152 Comment
  SEINET10741473  Eustoma exaltatum J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12840 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then a few kilometers on Whitewater Canyon Road to where it comes closest to the river. Comment
  CAS-BOT-BC167369  Fagonia laevis Ynez Whilton Winblad 1937-4-23 s.n. Riverside Pines to Palms Highway, Mt. San Jacinto Comment
  RSA457795  Fagonia laevis Steve D. Boyd, Richard Noyes, S. Meury, L. Arnseth, D. Nordin, Tim Ross 1988-3-10 2203 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine. 400 Comment
  UC1922905  Fagonia laevis Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10896 Riverside Sonoran Desert: Eastern Coachella Valley. Bajada beneath Mecca Hills, just East of Coachella Canal. (Thermal Canyon) Comment
  UCR200304  Fagonia laevis Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11238 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range 549 Comment
  UCSB8693  Fagonia laevis Gunnerson, Robert 1953-3-21 Riverside 9 miles east of Indio Comment
  JEPS43399  Fagonia pachyacantha E. E. Schellenger May 1920 Riverside canyon e Coachella; Colorado Desert Comment
  POM128655  Fagonia pachyacantha M. French Gilman 1927-5-22 s.n. Riverside Corn Springs, Chuckwalla Mts. Comment
  RSA114349  Fagonia pachyacantha Percy C. Everett, E. K. Balls 1956-5-2 21556 Riverside East base of Eagle Mts., 4 miles north of turn-off of Hwy. 60/70, west of Desert Center 305 Comment
  CDA43476  Fatoua villosa Chandler & Mellor 2015-11-13 PDR# 331 P06143073-1 Riverside Menifee; Ramirez Foliage, 32883 Ascot Way. 0 Comment
  RSA645543  Fatoua villosa A. C. Sanders, S. Morgan 1995-11-30 17927 Riverside Riverside: weed in the UCR Botanic Garden [UTM 10km cell: MH-7E, 5N. Edgemont.] 366 Comment
  UCR91877  Fatoua villosa A. C. Sanders, Steve Morgan 1995-11-30 17926 Riverside Box Springs Mtns., UCR Botanic Garden 365 Comment
  SEINET4391062 Image available Ferocactus cylindraceus Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4623 -b Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock 402 Comment
  UCR85152  Ferocactus cylindraceus A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16092 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  UCR220136  Festuca microstachys D. E. Bramlet 1989-4-10 1827 Riverside Peninsular Range; Perris-Aguanga Basin region, Lake Skinner County Park, southwest slope of Bachelor Mountain, c. 1000 ft. NW of the dam and 1200 ft. west of the MWD canal 439 Comment
  UCR88739  Festuca microstachys A. C. Sanders 1995-4-13 16508 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Devil's Garden, E end of the mtns., 2.1 mi west of Hwy 62 on Pierson Avenue and dirt extension, 1.7 mi above Sierra Blvd. 793 Comment
  UCR2418  Festuca octoflora F. M. Reed 1908-4-26 2317 Riverside Riverside. Along Crestmore railroad north of Fairmount Park Comment
  UCR280953  Festuca octoflora Mitch Provance, Matt K. Beyers, John Hazlett, Douglas Gordon-Blackwood 2017-4-13 417- 63 Riverside Peninsular Ranges, Wildomar, Sedco Hills, along transmission road between Lost Rd. and Lake View Rd. 564 Comment
  RSA393727  Filago californica E. S. Spalding 1913-03 14829 Riverside E. of Banning. Comment
Read comments
Nov 29 2011
  RSA356709  Filago gallica R. F. Thorne 1975-5-20 45508 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro; Santa Ana Mountains 610 Comment
  RSA500982  Filago gallica Steve Boyd, T. S. Ross, L. Arnseth 1989-4-1 3101 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
  RSA586304  Filago gallica D. L. Banks, S. D. Boyd 1995-5-3 0215 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  RSA613452  Filago gallica D. L. Banks, Victor Steinmann 1997-3-13 1440 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
  UC57357  Forestiera pubescens H. M. Hall Jun 1899 Riverside Gavilan Comment
  LA26729  Fouquieria splendens William Shapeero; 1954-4-28 sn Riverside Joshua Tree National Monument Comment
  RSA737107  Frankenia salina Justin M. Wood 2008-10-29 210 Riverside Murrieta Creek- 2 miles SE of Murrieta, open field N of Winchester Rd and between the creek and Jefferson Ave. 314 Comment
  UCD99611  Frankenia salina Scott D. White 2009-8-10 13349 Riverside Temecula Valley, city of Temecula, West bnak of Murrieta Creek, 0.5 miles N and S of the Main Street bridge. 303 Comment
  UCR135852  Frankenia salina A. C. Sanders, Kerry Knudsen, T. B. Salvato 2004-5-18 27896 Riverside Peninsular Range, Temescal Creek in Walker Canyon, at foot of Alberhill Mountain 378 Comment
  UCD122023  Fraxinus velutina A. C. Sanders; O. F. Clarke 1991-6-10 11132 Riverside Upper Santa Ana River/San Bernardino Valley: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River. 238 Comment
  UCR118811  Fumaria officinalis O. F. Clarke 2000-3-14 s.n. Riverside Peninsular Range, Riverside, in yard of O.F. Clarke residence at 266 Frost Court 360 Comment
  SBBG58625  Funastrum cynanchoides var. hartwegii R. Hoffmann 1929-9-11 Riverside Aguanga Comment
  RSA770433  Galium angustifolium Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4566 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  JEPS7848  Galium angustifolium subsp. angustifolium W. L. Jepson May 17 1901-Jun 1 1901 1225 Riverside Riverside Comment
  POM367709  Galium angustifolium subsp. angustifolium N. R. Zabriskie, W. M. Zabriskie 1972-6-18 526 Riverside Along fire road S of S end of Marion Ridge Rd., Pine Cove, NW of Idyllwild. 1921 Comment
  UC28161  Galium angustifolium subsp. angustifolium H. M. Hall July 1901 2509 Riverside vicinity of Strawberry Valley San Jacinto Mountains 1584 Comment
  UCR750  Galium angustifolium subsp. angustifolium J. E. Dimitman 1957-5-18 s.n. Riverside Peninsular Range; San Jacinto Mtns., Bautista Canyon Wash 793 Comment
  RSA761270  Galium angustifolium subsp. jacinticum Shawn Krosnick, Lucinda A. McDade, Naomi S. Fraga 2010-8-14 670 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UCR146246  Galium angustifolium subsp. jacinticum R. F. Thorne, Et al. 1969-6-24 38134 Riverside Peninsular Ranges; San Jacinto Mountains, San Bernardino National Forest. Hilltop above Lake Fulmor 1677 Comment
  RSA770704  Galium aparine Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4808 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UC1925782  Galium aparine Naomi Fraga, Sarah De Groot, Valerie Soza 2004-6-28 1282 Riverside Peninsular Ranges; San Jacinto Mountains region: Along Red Hill Road (5S10) near Alvin Meadows, southwest of Pine Cove. Comment
  UCR121342  Galium aparine A. C. Sanders, Mark Elvin, Vipul Joshi 2002-4-26 25037 Riverside The Badlands, west fork of Laborde Canyon near old rocket test facility 622 Comment
  JOTR34087  Galium munzii La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-6-1 2935 Riverside Joshua Tree National Park. Little San Bernardino Mountains: North side of Quail Mountain; steep bouldery slopes between drainages Comment
  UCR272502  Galium murale Mitch Provance 2012-4-20 612- 59 Riverside San Gorgonio Pass, Banning, borderline with Beaumont, Walgreens parking lot on Highland Springs Ave. and W. Ramsey St. 790 Comment
  UC1143089  Galium nuttallii subsp. nuttallii R. St. John 1931-2-18 185 Riverside sw Murrieta; Elsinore Quadrangle Comment
Read comments
Nov 27 2011
  UCR174261  Galium porrigens A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32674 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., near stream crossing of dirt road 549 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
  RSA457786  Galium stellatum Steve D. Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2212 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine. 400 Comment
  RSA0030946  Galium stellatum Ivan M. Johnston 1917-4-4 13779 Riverside Palm Canyon. 304 Comment
  UCR114330  Gamochaeta pensylvanica Mitch Provance 1998-7-23 914 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 305 Comment
  UCR157951  Gamochaeta pensylvanica T. B. Salvato, A. C. Sanders 2005-5-17 921 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
  UC1212187  Garrya veatchii H. E. and S. T. Parks 1938-2-15 24087 Riverside Highway 3 mi n of Idlewild Junction (San Jacinto Mountains); San Jacinto Mountains 1219 Comment
  UC630468  Garrya veatchii H. E. and S. T. Parks 1938-2-17 24087 Riverside Palms to Pines Highway; San Jacinto Mountains 914 Comment
  UC729820  Gayophytum heterozygum Carl B. Wolf 1932-8-4 3912 Riverside near Idyllwild; San Jacinto Mts., Point View 1645 Comment
  RSA593765  Gazania linearis Steve Boyd 1996-4-14 8546 Riverside Santa Ana Mountains, along Main Divide Road, just east of Sierra Peak at divide between Fresno and Fremont canyons. 884 Comment
  CAS-BOT-BC154107  Geraea canescens N. Aitkenhead 1977-2-3 2117 Riverside At intersection of T/L & Chuckwalla Mnt. Road Comment
  CAS-BOT-BC303581  Geraea canescens John Thomas Howell 1928-3-11 3433 Riverside 6 miles SE of Garnet Station, Coachella Valley, Colorado Desert 152 Comment
  CDA5433  Geraea canescens T. C. Fuller 1961-1-1 5495 Riverside Frontage road, Thousand Palms. 0 Comment
  JEPS23575  Geraea canescens Peter H. Raven 1958-2-15 11585 Riverside along United States Highway 60 (8.7 mi e of road to Wiley Wells) Comment
  RSA778486  Geraea canescens Duncan S. Bell 2009-3-8 51 Riverside Arica Mountains: east side of mountain range, approximately 1.8 air miles northwest of Priest Well. 350 Comment
  UC909785  Geraea canescens Norman C. Cooper 1949-3-15 3027 Riverside Palm Springs Palm Springs (roadside) 121 Comment
  SBBG132101  Geranium carolinianum S. D. White, D. Honer 2003-5-27 9415 Riverside Gavilan Hills/Temescal Cyn Hills and cyns ca. 1 mi N of the I-15 Freeway and 1 mi E of Lake St exit 396 Comment
  UCR160750  Gilia George K. Helmkamp, E. A. Helmkamp 1998-4-24 3373 Riverside San Jacinto Mountains, 0.1 mi east of the junction of Calif. Hwy 74 and Calif. Hwy 371, SE side of the mountains 1494 Comment
  RSA395906  Gilia angelensis Steve Boyd 1986-4-22 1776 Riverside Gavillian Hills: Plateau remnant on ridge E of Estelle Mountain, S of Dawson Canyon. Comment
  RSA67094  Gilia angelensis Verne Grant 1949-4-27 8700 Riverside 6 miles from Lake Elsinore on Perris-Elsinore rd. Comment
  RSA705182  Gilia angelensis J. Mark Porter, Sarah J. De Groot 2005-3-9 14257 Riverside Along Whitewater Canyon Road, ca. 3 mi N of the intersection with the frontage road of I 10, W of the road on a steep, rocky slope, W of the river. 575 Comment
  UC1930055  Gilia angelensis Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10457 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
  UCR232052  Gilia angelensis John F. Green 2008-4-15 0408- 15 Riverside Peninsular Range; Perris-Aguanga Valley, Moreno Valley/Mead Valley area, square parcel 0.8 km on a side, between Nandina Ave. and Oleander Ave., east of Day St. 523 Comment
  UCR241950  Gilia angelensis A. C. Sanders, Timothy W. Chumley 2013-3-28 40709 Riverside Peninsular Range, Alberhill, along Lake St. 1.45 km south of I-15, near old clay mines 396 Comment
  UCR84874  Gilia angelensis A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16128 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  POM10417  Gilia capitata subsp. abrotanifolia Charlotte M. Wilder 1907-4-6 s.n. Riverside Whitewater Ranch Comment
Read comments
Nov 30 2009
  UC52725  Gilia capitata subsp. abrotanifolia H. M. Hall 1902-4-26 2985 Riverside Greene Canyon vicinity of Riverside, Greene Canyon 609 Comment
  JEPS4108  Gilia diegensis W. L. Jepson May 17 1901-Jun 1 1901 1300 f Riverside Strawberry Valley , Strawberry Valley (Mt. San Jacinto) Comment
  RSA72319  Gilia diegensis F. W. Peirson 1917-4-1 925 Riverside Along south edge of Colorado Desert embayment east of Palm Springs, above ''Garden of Eden'. Comment
  UC1494264  Gilia filiformis J. C. Roos 1958-3-15 Riverside 3 mi se Desert Center (Chuckwalla Mtns.); , se of Desert Center Comment
  UC23841  Gilia latiflora subsp. davyi Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  RSA774927  Gilia latifolia Duncan S. Bell 2011-4-7 2165 Riverside On the east side of the Arica mountains; approximately 2 miles northwest of Priests Well, or approximately 5.2 air miles southwest of the ghost town of Rice. 357 Comment
  UCR155944  Gilia ochroleuca T. B. Salvato, Kent Beaman 2005-5-16 816 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  RSA0016236  Gilia ochroleuca subsp. exilis Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4982 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
  UC52864  Gilia ochroleuca subsp. exilis H. M. Hall April, 1902 2912 Riverside vicinity Winchester; vicinity of Winchester 457 Comment
Read comments
Mar 20 2011
  RSA0017106  Gilia ochroleuca subsp. exilis P. A. Munz 1926-4-30 10376 Riverside Near Temecula. Comment
  UCR169308  Gilia splendens T. B. Salvato, John F. Green 2004-5-27 591 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
  JOTR30802  Gilia stellata La Doux, Tasha 2008-3-10 1823 Riverside Joshua Tree National Park. Northwest end of Eagle Mountains, near road to Cottonwood Canyon 898 Comment
  JOTR34199  Gilia stellata La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2992 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
  RSA469730  Gilia stellata N. C. Cooper 1942-3-21 s.n. Riverside Whitewater Canyon Comment
  RSA709879  Gilia stellata Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4624 Riverside Along Palen Pass Road, near Packard Well, S end of Granite Mountains. 502 Comment
  UCR1363  Gilia stellata Frank C. Vasek 1960-3-17 600317- 07 Riverside Sonoran (Colorado) Desert, Morongo Canyon, E side of the road on hill at mouth of canyon, 4.5 mi NW of Desert Hot Springs 579 Comment
  HSC85269  Githopsis diffusa subsp. candida Steve Boyd 1986-4-22 1771 Riverside Temescal Canyon, E side of Indian Wash, S of I-15 Comment
  UCR57227  Githopsis diffusa subsp. diffusa Jeri Hirshberg 1989-5-2 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, SW of Mesa de Burro 610 Comment
  IRVC28172  Glinus lotoides A. C. Sanders, Kerry Knudsen, T. B. Salvato 2004-5-18 27909 Riverside Alberhill Mtn., SE of old clay mining area. Peninsular Ranges 448 Comment
  UCR208049  Glinus radiatus R. E. Riefner Jr. 2003-9-26 03- 379 Riverside Wildomar, approx. 1 mile east of I-15 along Clinton Keith Rd. in vicinity of Smith Ranch Rd. 427 Comment
Read comments
Nov 12 2019
  RSA614233  Gnaphalium canescens A. C. Sanders 1994-7-28 15192 Riverside [Riverside/San Bernardino County] Colton and Riverside: Santa Ana River from the Riverside Ave. (N. Main St.) Bridge downstream almost to Market St. Crossing. 246 Comment
  UCR174963  Gnaphalium luteoalbum Teresa Nieto 2005-5-26 34 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  UCR241649  Gnaphalium luteoalbum T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 355 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  UCR256777  Gnaphalium palustre T. B. Salvato, Matthew Malle 2013-5-20 7581 Riverside Perris-Aguanga Basin, Menifee, vacant lot north of Newcomb Substation, at southwest corner of Lazy Creek Road and Murrieta Road 432 Comment
  UCR266320  Gnaphalium palustre D. E. Bramlet 1991-6-1 2191 Riverside Peninsular Ranges; Perris-Aguanga Basin region, San Jacinto Valley, W Florida Ave. at EMWD canal 457 Comment
  RSA678115  Gutierrezia californica Valerie L. Soza, S. D. Boyd, Neil Gilbert 2000-12-6 1061 -b Riverside Bautista Canyon, Bautista Canyon Road. 915 Comment
  UCR261153  Gutierrezia californica A. C. Sanders, Jeff Crain, Nina Kidd 2015-5-20 41738 Riverside Temesal Canyon, open area on south side of I-15, between Horse Thief Canyon Road and Hostettler Rd. 396 Comment
  UCR150637  Gutierrezia microcephala Bern Schwenn 1994-9-25 s.n. Riverside Joshua Tree National Monument, W side of Lost Horse Mountains, north side of first pass (divide crossing) on road between Lost Horse Well and Lost Horse Mine, south of Ryan Campground Comment
  UCR103456  Gutierrezia sarothrae Bern Schwenn 1998-9-27 s.n. Riverside Santa Rosa Mtns, San Bernardino National Forest, Cactus Spring Trail, where trail crosses Horsethief Creek 1341 Comment
  UCR182862  Haplopappus squarrosus Mitch Provance 2005-2-19 5702 Riverside San Bernardino Valley, NE extreme of the Jurupa Mtns., slopes south of Fontana Dr. 290 Comment
  SEINET3859876  Haplopappus venetus A. C. Sanders, Donald L. Sanders 2010-11-28 38695 Riverside Peninsular Range; NW Gavilan Hills: Angel Canyon Falls, above Home Gardens at the western edge of Riverside, 4.8 km NW of Lake Mathews dam, above intersection of Lincoln St. & Indiana Ave.; 0 232 Comment
  RSA0066602  Harpagonella palmeri Steve Boyd 1992-4-18 6901 Riverside Paloma Valley, between Sun City and Murrieta, E of Hwy I-215. Rolling Hills just SW of Jtn Briggs Rd and Scott Rd. Comment
  RSA0066605  Harpagonella palmeri Steve Boyd, Tim Ross, Laurel Arnseth 1989-3-19 3036 Riverside Vail Lake area, 0.5 mi WNW of dam, S flank Oak Mountain. 549 Comment
  UCR262278  Hedypnois cretica A. C. Sanders 2006-5-13 32286 Riverside Peninsular Range, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  UC57440  Helenium puberulum H. M. Hall 1901-8-1 Riverside vicinity Riverside 259 Comment
  SEINET10757378  Helianthus annuus Billy Joe Cox 1975-10-10 Cox 4210 Riverside Riverside-Imperial counties. Palo Verde, 1-3 km W, (ca. 32 km S of Blythe). 70 Comment
  JEPS16500  Helianthus gracilentus Peter H. Raven, S. R. Snow 1956-7-6 9660 Riverside Vandeventer Flat San Jacinto Mountains Comment
  UCR164067  Helianthus gracilentus John F. Green 2005-11-2 s.n. Riverside Peninsular Range, Southern Santa Ana Mtns., Santa Rosa Plateau, La Cresta area, Los Alamos Canyon 1.5 mi. SW of Los Alamos Ranch, just outside Cleveland Nat. Forest boundary 564 Comment
  UCR231737  Helianthus gracilentus John F. Green 2008-4-23 08- 06 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris, powerline route south of Ethanac Rd, and east of Theda St., east of Hwy 74 492 Comment
  SBBG101685  Heliotropium curassavicum var. oculatum S. Boyd, T. Ross, D. Zippin, T. Oberbauer 1991-6-14 6332 Riverside Skunk Hollow area, 2 mi E of Murrieta Hot Springs, just W of Second San Diego Aqueduct Comment
  UCR139191  Hemizonia fasciculata Virginia Moran 2003-5-16 s.n. Riverside Johnson Ranch (managed by Center for Natural Lands Management), vicinity of Skunk Hollow and Santa Gertrudis Creek, 'knoll 1' on northern edge of first baseline transects established by CNLM 422 Comment
  RSA674810  Hemizonia paniculata Scott D. White 2001-6-29 8629 -A Riverside Meniffe Valley: About 1.4 air mi SW of the I-215/ Newport Rd. Interchange, northwest of the intersection of HollandRd. and Bradley Rd. 439 Comment
  RSA0008432  Hemizonia pungens subsp. laevis P. A. Munz, J. M. Johnston 1922-5-18 5321 Riverside 3 miles south of Elsinore Comment
  UCR228929  Hesperocnide tenella A. C. Sanders 2011-4-6 39024 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. between freeway and SCE substation, SE of Glen Ivy Hot Springs 329 Comment
  RSA359882  Hesperocnide tenella Steve D. Boyd 1986-4-2 1598 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  SD262308  Hesperolinon micranthum Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-4-18 417 44 Riverside Perris-Aguanga Basin: Menifee, S side of Bundy Canyon Rd., E side of Loerch Ln, 0.2 miles W of Murrieta Rd. (Romoland 7.5'Q) 518 Comment
  UCR174068  Hesperolinon micranthum A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32618 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 591 Comment
  RSA559353  Heterocodon rariflorum Steve Boyd, Timothy S. Ross 1992-5-15 7389 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero. 670 Comment
  RSA583618  Heterocodon rariflorum Steve Boyd, Darin L. Banks 1995-3-30 8414 Riverside Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain at the western edge of the Dripping Springs Alcove in tributary of Kolb Creek just east of the old Woodchuck Truck Trail road grade, just south of the Wilderness boundary. 640 Comment
  UCR241230  Heteromeles arbutifolia Tracy Tennant, Jeffrey Ross 1998-7-30 MOR- 689 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Hathaway Canyon 1067 Comment
  RSA0074603  Heterotheca fastigiata R. F. Thorne, Kay Wright, R. K. Benjamin 1982-10-8 55400 Riverside San Bernardino Mts.: Side canyon on W side of Whitewater Cyn, ca. 3.3 mi. N of Whitewater Post Office. 595 Comment
  PASA1743  Heterotheca grandiflora Mary Hall 1939-5-27 Riverside San Jacinto river Comment
  RSA0075886  Heterotheca grandiflora D. L. Banks, S. D. Boyd 1995-2-16 0045 Riverside [NW Palomar Mountains; Agua Tibia Mountains] Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., on the Dripping Springs Alcove, E of the Woodchuck Trail. 710 Comment
  UC128672  Heterotheca grandiflora Charlotte M. Wilder 1909-2-20 893 Riverside w. Riverside Comment
  SD187351  Heterotheca sessiliflora subsp. echioides Scott D. White 2004-9-16 10755 Riverside San Jacinto Mountain foothills: Along Poppet Creek northeast of San Jacinto River. 561 Comment
  RSA0066124  Heuchera hirsutissima L. B. Ziegler 1969-7-1 s.n. Riverside North face of San Jacinto Mts. 2346 Comment
  CAS-BOT-BC425261  Heuchera rubescens Winifern W. Swarth 1914-9-14 s.n. Riverside San Jacinto Peak, San Jacinto Mts. 3293 Comment
  CLARK-A1528-3225  Hibiscus denudatus John C. Roos 1949-3-19 4103 Riverside Orocopia Mountains Comment
  UC56292  Hibiscus denudatus F. Gilman 1902-1 28 Riverside Palm Springs Comment
  UCR213392  Hilaria rigida A. C. Sanders 2010-3-15 37389 Riverside Sonoran (Colorado) Desert, pass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 deg. ) of Blythe 152 Comment
  CAS-BOT-BC207510  Hoffmannseggia glauca Carl B. Wolf 1932-4-28 3069 Riverside Colorado Desert. Chuckwalla Valley. 20 mi. west of Blythe on the Mecca Road. 121 Comment
  POM8616  Hoffmannseggia glauca P. A. Munz, R. D. Harwood 1920-4-3 3574 Riverside Ford's Well west of Blythe. 305 Comment
Read comments
Dec 13 2016
  UC68515  Hoffmannseggia glauca H. M. Hall 1905-4-20 5829 Riverside Coachella; Colorado Desert -20 Comment
  VVC2323  Hoffmannseggia glauca Tim Thomas 2011-10-17 5518 Riverside Sonoran Desert, Ford Dry Lake off ramp just N of I 10 in drainge channel at edge of Lake. 108 Comment
  CAS-BOT-BC206380  Hoffmannseggia microphylla P. C. Everett; N. F. Lolonis 1963-5-3 24492 Riverside SE. corner of Colima & Obregon Sts., La Quinta, western edge of Colorado Desert 91 Comment
  CAS-BOT-BC207553  Hoffmannseggia microphylla J. Beley 1974-2-22 0443 Riverside halfway between 195 and Cactus City on roadside (w. of Buried mnt.) Comment
  CAS-BOT-BC207560  Hoffmannseggia microphylla R. H. Peebles; H. F. Loomis 1930-4-6 190 Riverside Near Shavers Well Comment
  UCD105851  Hoffmannseggia microphylla Richard Bates 1949-4-28 s.n. Riverside Cathedral city, southeast of Palm Springs. Comment
  UCSB3081  Hoffmannseggia microphylla Beeks, Richard 1952-4-4 Riverside Seven miles north of Mecca in Box Canyon Comment
  RSA668426  Hofmeisteria pluriseta S. Granger 1979-2-13 s.n. Riverside Chuckawalla Mountains. Comment
  UCR189777  Holocarpha virgata subsp. elongata Amy Rowland 2007-9-5 108 Riverside Peninsular Range; Santa Ana Mountains, Tenaja Corridor at intersection of Corona Cala Camino and Avocado Mesa Roads 720 Comment
  UCR2475  Hordeum depressum F. M. Reed 1935-4-6 9310 Riverside San Jacinto River canyon, 5 miles south of Perris Comment
  UCR117649  Hordeum marinum subsp. gussoneanum Scott D. White, M. Jacobsmeyer 1996-4-20 3972 Riverside Perris Basin, near Perris Airport; c. 100 m south of Case Road and 100 m west of the San Jacinto River Channel 433 Comment
  RSA706634  Hordeum murinum subsp. glaucum L. M. Prince, N. Refulio 2002-3-16 02 -266 Riverside Whitewater Canyon. ca. 5 km North of CA Hwy 10 on Whitewater Canyon Road. Flat areas along creek. Comment
Read comments
Jan 14 2010
  SD126613  Hordeum murinum subsp. glaucum Ed LaRue 1989-4-14 Riverside Old agricultural fields 1/2 mi. S of Lakeview. 456 Comment
  SBBG100515  Hordeum vulgare W. L. Halvorson 1977-1-4 77 -229 Riverside Corona Comment
  RSA6010  Horkelia clevelandii Carl B. Wolf 1932-8-4 3927 Riverside Strawberry Valley, 1.5 miles froStrawberry Valley.m Idyllwild on road to Banning 1707 Comment
  POM13248  Hulsea vestita subsp. callicarpha P. A. Munz, Johnston 1922-5-19 5393 Riverside Keen Camp, San Jacinto Mts. 1524 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
  JOTR16597  Hulsea vestita subsp. parryi Walters, Jim 1967-4-11 s.n. Riverside Joshua Tree National Park. COVINGTON FLAT 1645 Comment
  UCD128233  Hydrocotyle ranunculoides A. C. Sanders; O. F. Clarke 1991-6-10 11120 Riverside Upper Santa Ana River/San Bernardino Valley: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River. 238 Comment
  UCR92447  Hydrocotyle ranunculoides A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18113 Riverside San Bernardino Mtns, Morongo Indian Reservation, natural pond & bog at SE edge of Burro Flats 1100 Comment
  RSA650972  Hymenoclea salsola D. Geisinger, E. Baldwin 1959-3-23 s.n. Riverside Palm Springs. Comment
  JEPS44381  Hymenopappus filifolius var. lugens Lauramay T. Dempster and G. L. Stebbins 1966-6-19 4259 Riverside 1 mi se Toro Peak ridge; Santa Rosa Mts. 2286 Comment
  RSA58865  Hymenopappus filifolius var. lugens P. A. Munz, P. C. Everett 1950-6-23 14918 Riverside 2 miles NW of Pipe Creek, Hemet Valley, San Jacinto Mountains 1402 Comment
  POM48402  Hypericum formosum var. scouleri P. A. Munz, I. M. Johnston 1924-7-28 8806 Riverside Pine Flats 1738 Comment
  RSA544396  Hypochaeris glabra Steve Boyd 1991-5-30 6323 Riverside Winchester Valley, SE end of Double Butte, just N of Winchester, 1/2 mile W of Highway 79 457 Comment
  RSA613451  Hypochaeris glabra D. L. Banks, Victor Steinmann 1997-3-13 1441 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
  UCR281526  Hypochaeris glabra Mitch Provance, Matt K. Beyers, John Hazlett 2017-3-30 317- 94 Riverside Temescal Valley, S of the 15 Fwy., 0.3 miles W of Hostettler Rd. 384 Comment
  LA61585  Hyptis emoryi Carl Epling; 1935-3-23 sn Riverside Painted Canyon, near Mecca Comment
  UCR100874  Hyptis emoryi George K. Helmkamp, E. A. Helmkamp 1998-2-18 2699 Riverside Sonoran (Colorado) Desert, Midland Road., 3.8 mi. SE of Midland, Little Maria Mtns. 198 Comment
  CDA8022  Isocoma acradenia var. eremophila G. D. Barbe 1973-10-19 1734 Riverside Coachella Water District Canal, west end of Airport Road, north of Lake Cahiuilla County Park, west of Thermal. 0 Comment
  SD229102  Isocoma acradenia var. eremophila Dick Schwenkmeyer 2012-11-6 869 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
  UC68553  Isomeris arborea H. M. Hall Apr 1905 5993 Riverside near Indio; Colorado Desert 60 Comment
  UCR21026  Iva axillaris A. C. Sanders, Steve Boyd 1980-5-19 1482 Riverside San Jacinto Valley, San Jacinto River c. 1.5 miles west of Lakeview on the Ramona Expressway 427 Comment
  UC898140  Iva axillaris subsp. robustior I. M. Johnston 1918-5-30 2014 Riverside Temescal Canyon 365 Comment
  SDSU9541  Jepsonia parryi James C. Dice with Tu Chung 1987-10-19 737 Riverside At head of unnamed shallow side canyon, north side of Temecula Gorge, overlooking Santa Margarita River, ca. 0.4 km ENE of Field Station site and just ENE of weather station. T8S, R3W, northwest 1/4 of northwest 1/4 of section 26. 329 Comment
  RSA751412  Juglans hindsii R. E. Riefner Jr., K. Campbell 2007-5-19 07 -211 Riverside Temecula, Temecula Canyon, Santa Margarita River, ca. 1.5 mi W of I-15 Fwy. 298 Comment
  SD240765  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37145 Riverside Peninsular Tange: Box Springs Mountains Foothills, Riverside, dry arroyo on UCR campus SE of student health center and just north of North Campus Drive (Riverside East 7.5'Q) 320 Comment
  CAS-BOT-BC110044  Juncus acutus H. M. Hall 1905-5-1 5978 Riverside Colorado Desert. Chuckawalla Springs. Comment
  UCR54608  Juncus balticus Jack Easton 1988-10-14 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, Santa Rosa Springs Ranch west of the town of Murrieta Comment
  RSA368168  Juncus bufonius Christopher Davidson 1977-5-25 5638 Riverside Mesa de Burro, Santa Rosa Plateau area 701 Comment
  SD220020  Juncus bufonius Steve Boyd, Gary Wallace 2005-7-30 11643 Riverside San Jacinto Mountains region: San Jacinto Mountains State Park, Hidden Lake area northeast of Hidden Diovide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek. 2659 Comment
  UC1792802  Juncus bufonius A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30091 Riverside Peninsular Range, Agua Tibia Mountains: UC Emerson Oaks Reserve, ca. 8 miles southeast of Temecula, S of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 457 Comment
  UCR202056  Juncus bufonius 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
  UCR20893  Juncus bufonius A. C. Sanders 1978-7-1 772 Riverside San Jacinto Mtns, James Reserve, above Lake Fulmor 1646 Comment
  UCR21523  Juncus bufonius Steve Boyd 1980-4-29 s.n. Riverside Perris Basin, Motte Reserve, 2.5 miles NW of Perris, c. 0.5 mile NE of the secretary's house 518 Comment
  UCR116922  Juncus bufonius var. congestus A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-9 24223 B Riverside Perris-Aguanga Basin region, Hemet, SE of intersection of State Street and Gibbel Rd., small hill (1684 ft. at summit) at east end of Diamond Valley, 1 mi. SSW of Hemet Butte 513 Comment
  UC146449  Juncus duranii Charlotte M. Wilder 1909-7-12 923 Riverside Round Valley San Jacinto Mts. Comment
  RSA740792  Juncus effusus Scott D. White, Justin M. Wood 2008-7-9 12420 Riverside Johnson Meadow 1415 Comment
  UCR281580  Juncus macrophyllus Mitch Provance, John Hazlett, Matt K. Beyers, Jeremiah George 2017-5-31 517- 116 Riverside Gavilan Hills, Alberhill Canyon, dirt road portion of Lake St., about 0.8 miles N of Hwy. 15 at Alberhill. 457 Comment
  UCR57987  Juncus oxymeris Jeri Hirshberg 1989-7-18 s.n. Riverside Vicinity of Lake Skinner: drainage east of the reservoir. Comment
  UCR23188  Juncus rugulosus P. Tomlinson 1981-5-24 40 Riverside Peninsular Range, Near Mesa de Colorado, c. 1 mi south of Tenaja Rd., 3 mi east of Squaw Mtn, and c. 0.25 mi north of central Mesa Colorado 652 Comment
  UCR125764  Juncus textilis A. C. Sanders, Lowell J. Bean, Pesach Lubinsky, et al 2003-1-10 25659 Riverside San Jacinto Mountains, Bautista Canyon, c. 3/4 mile above the Horse Canyon confluence, near beginning of Alessandro Trail 884 Comment
  UCR60608  Juncus xiphioides Steve Boyd, T. S. Ross, L. Arnseth 1989-6-10 3690 Riverside Peninsular Range, Vail Lake area, benches of Arroyo Seco and slopes of hills to the east 488 Comment
  RSA604385  Juniperus californica L. C. Wheeler 1960-1-2 7672 Riverside Alberhill. Open rocky flat. Comment
  UCR90975  Juniperus californica Scott D. White 1995-12-30 3803 Riverside Perris Basin, SW of Perris, above S bank of San Jacinto River. 442 Comment
  CAS-BOT-BC234565  Justicia californica L. S. Rose 1946-12-24 46304 Riverside Tahquitz Canyon Wash, Palm Springs 138 Comment
  UC1541520  Justicia californica H. E. and S. T. Parks 1940-2-12 24166 Riverside mouth of Santa Rosa Canyon (Palms to Pines Hwy.) 304 Comment
  SBBG129034  Kallstroemia californica A. C. Sanders, T. B. Salvato 2012-10-12 40416 Riverside Chuckwalla Valley, along Chuckwalla Valley Rd, 0.35 mi W of I-10 jct 114 Comment
  UC4066990  Kallstroemia californica Marcus E. Jones, A. M. 1929-9-16 Riverside Hayfields near Desert Center; Hayfields, near Desert Center Comment
  UCSB41681  Keckiella antirrhinoides Horwitz, Rachel 1979-5-20 Riverside 1/2 mi east of State Street; in Hemet 518 Comment
  CAS-BOT-BC236711  Keckiella antirrhinoides subsp. antirrhinoides H. E. McMinn No date on label. 39 Riverside March - Redlands Comment
  RSA543938  Keckiella cordifolia Steve D. Boyd 1991-5-10 6216 Riverside Santa Ana Mountains, base of range, just N of mouth of Hagador Cyn at bottom of Skyline Drive. 427 Comment
  UC1563110  Keckiella cordifolia Steve Boyd, Tim Ross, Laurel Arnseth 1989-6-10 3686 Riverside Arroyo Seco; Vail Lake Area 487 Comment
  UC1971158  Kickxia elatine Scott D. White June 17-20, 1998 6753 B Riverside Along Gavilan Rd. or Santa Rosa Mine Rd.; ca. 7 mi survey route from Gavilan / Cajalco Rd. junction south and east to Santa Rosa Mine / Post Rd. junction. USGS Steele Peak 7 1/2' Quad. Comment
  RSA735943  Kochia scoparia Scott D. White, Justin Wood 2008-6-13 12104 Riverside San Timoteo Canyon, near El Casco Lake (private pond) E of the road. 579 Comment
  UCD99043  Kochia scoparia subsp. scoparia Scott D. White 1998-7-4 6846 Riverside Corona: River Road bridge over the Santa Ana River. 158 Comment
  UCR201625  Koeleria macrantha Scott D. White, Justin M. Wood 2008-6-16 12135 Riverside San Jacinto Mountains, meadow at Quinn Flat 1378 Comment
  CAS-BOT-BC273678  Koeleria pyramidata Scott D. White 1996-8-1 4446 Riverside San Jacinto Mts. Idyllwild Area: North of Strawberry Valley, between Bear Trap Cyn and Lily Creek 1615 Comment
  UCSB18702  Krameria bicolor Main, Nancy 1965-5-9 Riverside State Highway 74, 16 miles S of junction with State Highway 111, San Bernardino National Forest 944 Comment
  JEPS64835  Krameria erecta W. L. Jepson 1901-5-22 1371 Riverside Palm Canyon Mt. San Jacinto (<= Palm Sprs of San Jacinto>, and return to Van Deventer's Ranch); , Palm Canyon Comment
  UCR85433  Krameria erecta George K. Helmkamp 1994-4-26 88- 3 Riverside Western Colorado Desert, Indio Hills; north of the landfill on Edom Hill 213 Comment
  RSA191403  Lagophylla ramosissima E. W. Lathrop, R. F. Thorne 1967-9-26 6663 Riverside 6 miles NW of Murrieta. 610 Comment
  CAS-BOT-BC272429  Lamarckia aurea Steve Boyd 1986-4-2 1636 Riverside Harford Springs County Park, Gavilan Plteau, Gavilan Hills 640 Comment
  UCR29820  Langloisia setosissima George K. Helmkamp 1983-3-24 383- 11 Riverside Sonoran (Colorado) Desert, north base of the Little Chuckwalla Mountains, 1.5 miles east of Graham Pass Road 336 Comment
  CDA37813  Laportea aestuans Mike Lahti 2012-6-14 PDR# 1590446 Riverside Romoland; Hilsabecks Greenhouse, 28415 Moreland Rd., near Palomar Rd. 0 Comment
  POM278369  Larrea tridentata Lyman D. Benson 1933-3-31 s.n. Riverside US 66 [US 60], Palm Springs. Mt. Range San Jacinto. 305 Comment
  RSA390016  Larrea tridentata N. C. Cooper 1944-5-6 1198 Riverside Devils Garden Near Whitewater. 457 Comment
  RSA390031  Larrea tridentata L. H. Jones 1910-3-17 s.n. Riverside Riverside Mountain on gravelly hillside Colorado River. Comment
  UC452607  Larrea tridentata F. M. Reed 1917-5-19 3943 Riverside vicinity Riverside (Palm Canyon); Palm Canyon Comment
Read comments
May 1 2011
  UCR41352  Larrea tridentata N. M. Fellows, A. C. Sanders 1985-5-7 166 Riverside San Jacinto Mountains, Oasis de los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mountains, 1 mi west of Snow Creek Village 488 Comment
  RSA586296  Lastarriaea coriacea D. L. Banks, S. D. Boyd 1995-5-3 206 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  CAS-BOT-BC338929  Lasthenia californica L. R. Abrams 1926-3-25 11350 Riverside Between Banning and Cabazon Comment
  CHSC273  Lasthenia californica S. Westerberg 1938-4-1 Riverside Lake Elsinore. Comment
  CAS-BOT-BC353284  Lasthenia coronaria H. M. Hall 1903-4-1 3832 Riverside Vicinity of Riverside 365 Comment
  POM361557  Lasthenia coronaria Ora M. Clark 1929-3-2 1609 Riverside Near Alberhill Comment
  RSA522764  Lasthenia coronaria Steve Boyd, Tim Ross, L. Arnseth 1990-3-29 3871 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain. 396 Comment
  SBBG7751  Lasthenia coronaria H. and M. Dearing 1939-4-6 3099 Riverside near Aguanga Comment
  UCD133647  Lasthenia coronaria Geoffrey Levin 1975-4-26 477 Riverside Mayhew Canyon Wash 1.5 mi. SE of Glen Ivy on Highway 71. 335 Comment
  RSA0008494  Lasthenia glabrata subsp. coulteri F. W. Peirson 1922-4-29 2956 Riverside South of Lake Elsinore. 381 Comment
  RSA502915  Lasthenia glabrata subsp. coulteri Ed LaRue 1989-4-7 s.n Riverside Woodcrest area: 1/2 mile NE of the intersection of Van Buren Blvd & Mockingbird Canyon Road. 365 Comment
  PASA1563  Lasthenia glabrata var. coulteri Frank W. Peirson 1922-4-29 Riverside Lake Elsinore 374 Comment
  RSA524446  Lasthenia gracilis Steve Boyd, Tim Ross, L. Arnseth, J. Bonilla 1990-4-3 4082 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
  UC69030  Lasthenia gracilis H. M. Hall 1905-4-1 5769 Riverside Bradley Canyon Colorado Desert Comment
  UC893747  Lasthenia gracilis L. Haines and L. Erickson 1937-4-9 Riverside 1 mi w San Jacinto Comment
  UCR138919  Lasthenia gracilis Julie A. Greene 1993-3-13 1009 Riverside San Jacinto River Valley, San Jacinto Wildlife Area. On the berm between ponds 441 Comment
  UCR91595  Lasthenia gracilis D. L. Banks, Steve Boyd 1995-3-16 87 Riverside Agua Tibia Mountains, Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn., east of the Dripping Springs Alcove, Arroyo Seco drainage. 555 Comment
  RSA125262  Lathyrus vestitus subsp. laevicarpus E. K. Balls 1957-11-19 22834 Riverside Grown in Botanic Garden, from seed collected Aug. 20, 1957, by E. K. Balls & P. C. Everett, 6.6 mi. sw. along State Hwy 74 from Palm Village (jct. with State Hwy 111). 396 Comment
  JEPS55288  Lathyrus vestitus var. alefeldii W. L. Jepson 1901-5-24 1423 Riverside Van Deventer's Santa Rosa Mts. Comment
  UC15386  Lathyrus vestitus var. alefeldii H. M. Hall 1901-6-1 2153 Riverside e base San Jacinto Mountains (along the borders of the Colorado Desert); , Colorado Desert 1371 Comment
  UCR110985  Lathyrus vestitus var. vestitus George K. Helmkamp 1998-6-27 4119 Riverside Santa Rosa Mtns., 5.8 mi SE of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail = F. S. Rd. 7S02), below Mountain Home Spring 1799 Comment
  UC30661  Layia platyglossa W. G. Wright 1889-1-1 1751 Riverside borders Colorado Desert Comment
  UCR126984  Layia platyglossa A. C. Sanders, T. B. Salvato 2003-5-9 26585 Riverside San Jacinto Valley, west of Hemet, west edge of Warren Road just north of Hwy 74 (Florida Ave.) 457 Comment
  UCR16695  Layia platyglossa subsp. campestris E. W. Lathrop 1971-3-21 7454 Riverside Santa Ana Mtns., Cleveland National Forest, Trabuco District, Bedford Truck Trail 1220 Comment
  SEINET10449124  Lepidium David B. Dunn, Dhogo; Schroeder, (UMO); Bruskin; A. Folsom 1948-3-14 Dunn 3757 Riverside Found in wash above quad. 6. Indio hills, colorado desert. Near pushawalla. Comment
  HSC49385  Lepidium fremontii D. L. Goforth 1979-4-11 108 Riverside 1 km N of junction of Hwy. 10 and S entrance road to Joshua Tree National Monument 518 Comment
  UC68536  Lepidium fremontii H. M. Hall Apr 1905 5844 Riverside Canyon Springs Colorado Desert Comment
  UCSB2386  Lepidium fremontii Bobkowski, Vincent 1960-4-2 Riverside 60 yards south of Southern Entrance to Joshua Tree National Monument; off U.S. 60-70 (near intersection of 60-70 with Calif. 195) Comment
  JOTR34340  Lepidium fremontii var. fremontii Andre, Jim 2012-4-11 20682 Riverside Joshua Tree National Park. N. end of Hexie Mountains, Hidden Tank Picnic Area, approx. 8 mi south of north entrance station, and 1.4 mi SW of paved road (Rte 11) 1076 Comment
  CAS-BOT-BC89587  Lepidium lasiocarpum E. A. McGregor 1917-3-19 798 Riverside Colorado Desert. Indio Sands near U.S. Date garden. Comment
  UCR241798  Lepidium lasiocarpum A. C. Sanders, Ann Howald 2013-2-28 40561 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 3.4 miles west of Hwy 78, 11 km SW (250 deg. ) of Ripley 114 Comment
  UCR226072  Lepidium latipes A. C. Sanders, T. B. Salvato 2011-4-1 38941 Riverside Peninsular Range, Lake Elsinore, SW of Baker St. along dirt branch road to microwave tower, near large water tank on hill 409 Comment
  CDA24948  Lepidium strictum A. C. Sanders 2001-5-1 24068 Riverside San Bernardino Valley region; Riverside, UCR campus, off Linden Drive in married student housing area, near corporation yard. Comment
  RSA561806  Lepidium virginicum Steve Boyd 1992-4-14 6838 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail. 341 Comment
  POM13835  Lepidium virginicum var. pubescens P. A. Munz 1922-7-4 5966 Riverside Hemet Valley, San Jacinto Mountains. 1372 Comment
  POM9006  Lepidium virginicum var. robinsonii P. A. Munz, Harwood 1920-3-20 3399 Riverside 5 mi. So. of Corona. 305 Comment
  UCR117098  Lepidium virginicum var. robinsonii A. C. Sanders, T. B. Salvato 2001-5-16 24305 Riverside Perris-Aguanga Basin, S of Hemet, 1/4 mi. south of Gibbel Rd. about 1 mile east of State St., foothills forming east end of Diamond Valley, 1 mi. SSE of Hemet Butte, south of mouth of Avery Cyn. 518 Comment
  POM361782  Lepidospartum squamatum N. C. Cooper 1943-10-3 939 Riverside Whitewater Canyon. Comment
  RSA650943  Lepidospartum squamatum C. J. Humphrey, Herbert Humphrey, E. T. Bartholomew 1936-6-7 379 Riverside In foothills San Gabriel Mts. 19 miles North of Riverside. 610 Comment
Read comments
Dec 15 2011
  UC952974 Image available Lepidospartum squamatum E. E. Schellenger 1904-10-15 Riverside Whitewater Wash Colorado Desert; Whitewater Wash, Colorado Desert Comment
  UCR113551  Lepidospartum squamatum Mitch Provance, Juanita Provance, Seychelle Provance, Claude Provance 1999-4-4 1754 Riverside Riverside, Prenda area (locally known as Whitegates Hills), c. 0.5 miles west of pk 1659. 366 Comment
  UCR59468  Leptochloa fascicularis Jeri Hirshberg 1989-7-12 s.n. Riverside Lake Perris: shoreline at east end of lake. 488 Comment
  JEPS69871  Leptodactylon pungens W. L. Jepson 1901-5-25 1456 Riverside Coyote Canyon , Coyote Canyon (sw of Santa Rosa Mts.) Comment
  RSA524407  Leptosiphon androsaceus Steve Boyd 1990-4-3 4098 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
  RSA508013  Leptosiphon ciliatus Steve Boyd, C. Boyd, Kyle A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2295 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  RSA0095144  Leptosiphon floribundus subsp. glaber Scott D. White, Tasha La Doux 2000-4-20 7702 Riverside South of Hemet: Gibbel Flat in the Santa Rosa Hills. 610 Comment
  RSA606306  Leptosiphon lemmonii Jon E. Keeley 1994-4-22 25339 Riverside Shipley Reserve. 590 Comment
  RSA574750  Leptosiphon liniflorus Steve Boyd 1982-5-20 s.n. Riverside Gavilan Hills region, southeastern flank of Estelle Mountain. 671 Comment
  SBBG101739  Leptosiphon liniflorus S. Boyd with D. Bramlet 1991-5-13 6253 Riverside Domenigoni Hills, N side of Domenigoni-Diamond Valleys ESE of Winchester; ridgetop S of S end of Warren Rd; T5S, R1W, N1/2, S31, N/2 548 Comment
  OBI8195  Leptosyne californica David J. Keil, Malcolm McLeod 1977-3-26 12010 Riverside 8 mi NW of Lake Elsinore State Recreation area along CA 71 366 Comment
  SD215408  Leptosyne californica Steve Boyd, Tim Ross and Laurel Arnseth 1990-3-30 3974 Riverside Vail Lake area, valley betweenBlack Hills and Rocky Ridge. 701 Comment
  UCR141240  Lessingia filaginifolia A. C. Sanders, Mike Misenhelter 2004-10-6 28829 Riverside Santa Ana Mtns./Santa Rosa Plateau, hill 2139 at west end of the Mesa De Colorado, private land on the west side of Via Volcano adjacent to the Santa Rosa Plat. Ecol. Reserve 640 Comment
  SD5326  Lessingia glandulifera var. glandulifera L. W. Nuttall Aug 1931 Riverside Idyllwild, Mt. San Jacinto. 1525 Comment
  UCR193757  Lessingia glandulifera var. glandulifera A. C. Sanders, Mitch Provance 2008-7-11 35756 Riverside Peninsular Range; San Jacinto Mtns., 3/4 mi. NE of Mountain Center, c. 1/4 mile NE of Keenwild Fire Station, near road to helipad 1494 Comment
  RSA781835  Leymus condensatus Michael Wall 2011-8-5 611 Riverside Along Bautista Canyon Rd., confluence of unnamed canyon ca. 1.5 miles SE of jct. with Fairview Ave. 629 Comment
  UC576340  Leymus condensatus H. S. Yates 1937-6-27 6712 Riverside Lower San Jacinto Canyon San Jacinto Quadrangle Comment
  CDA5383  Ligustrum lucidum A. C. Sanders 2000-12-16 23728 Riverside San Bernardino Valley; City of Riverside; UCR campus, along Big Springs Rd. just east of Campus Dr. Comment
  RSA324571  Limnanthes gracilis subsp. parishii Tom Griggs, Earl Lathrop 1985-3-3 2 Riverside Santa Rosa Plateau, 4 miles W of Murrieta; 1/4 mile below vernal pool C3 on Mesa de Colorado. Comment
  JEPS58187  Linanthus aureus W. L. Jepson 1928-4-23 12554 Riverside 2.5 mi below Cottonwood Springs; Colorado Desert, Eagle Mts. 487 Comment
  HSC101578  Linanthus californicus Steve Boyd, Susan Jett 2008-3-20 11829 Riverside Peninsular Ranges; Santa Ana Mountains region: eastern flank of the range along El Cariso Trunk Trail, ca. 0.5 mi. north of Highway 74 732 Comment
  UCR35063  Linanthus ciliatus L. B. Ziegler 1967-7-13 188 Riverside San Jacinto Mtns, Hemet (Garner) Valley. Near Herkey Creek Canyon. 1585 Comment
  UC1537477  Linanthus dianthiflorus Gordon H. True Jr. 1935-3-1 31 Riverside Box Springs 365 Comment
  UCR281228  Linanthus dianthiflorus Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-27 317- 46 Riverside Temescal Valley, East end of Concordia Ranch Rd., open space adjacent to east side of the equipment yard 390 Comment
  RSA359854  Linanthus dianthiflorus subsp. dianthiflorus Steve Boyd 1986-4-2 1632 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  RSA449968  Linanthus filiformis J. C. Roos 1958-3-15 s.n. Riverside 3 miles SE of Desert Center, Chuckwalla Mtns. Comment
  UC172674  Linanthus lemmonii Katharine Brandegee 1882-4-24 Riverside Copeland's - San Jacinto Comment
  UCSC000603  Linanthus liniflorus I. J. Condit 2010-6-24 s.n. Riverside Idyllwild, Road to [what was then called] Strawberry Valley - San Jacinto Mts. 914 Comment
  RSA134782  Linanthus maculatus Harlan Lewis 1952-4-5 s.n. Riverside Aquaduct Road, 5.2 miles south of Garnet Comment
  SD247696  Linanthus maculatus subsp. maculatus J. Mark Porter, Leigh A. Johnson 1997-3-10 11467 Riverside Whitewater Canyon, ca. 1.0 mile N of Whitewater (along Intertate 10). 473 Comment
  RSA468524  Linanthus pungens Anstruther Davidson 1896-07 s.n. Riverside San Jacinto Mtns. Comment
  UCR251314  Linaria canadensis var. texana T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2013-3-28 7421 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Murrieta Road and Scott Road 517 Comment
  RSA435727  Linum lewisii H. E. Hasse 1892-7-3 s.n. Riverside San Jacinto [could be San Jacinto Mtns., or could be San Jacinto Riv. near City of San Jacinto but probably mtns., based on species] Comment
  UCR87144  Loeflingia squarrosa A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16141 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  CHSC1264  Loeseliastrum schottii F. Hughes 1935-4-16 Riverside Colorado desert. Comment
  UC963823  Loeseliastrum schottii Helen K. Sharsmith 1952-4-8 4050 Riverside western lobe Pinto Basin; Mojave Desert, Joshua Tree Nat'l Monument, Pinto Basin 609 Comment
  RSA468346  Loeseliastrum schottii Miss Hutchinson 1926-3-1 s.n. Riverside Colorado Desert. [county unspecified] Comment
Read comments
Sep 7 2016
  SD185137  Logfia depressa A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16143 Riverside Mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and I-10. 328 Comment
  UCR83196  Logfia filaginoides A. C. Sanders 1994-5-15 14487 Riverside Mount Rubidoux, a rocky granitic hill on the NW side of Riverside on the E bank of the Santa Ana River 400 Comment
  UC56507  Lomatium lucidum W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1931 Riverside Temecula Creek 609 Comment
  SD7635  Lomatium utriculatum unknown May 1882 Riverside San Jacinto Plain Comment
Read comments
Jul 12 2010
  SEINET5779565 Image available Lomatium utriculatum Marcus E. Jones 1882-1 3172 Riverside San Jacinto Comment
  UC1537173  Lomatium utriculatum Gordon H. True Jr. 1935-3-18 125 Riverside hills e. Citrus Expt. Station (Box Springs); Box Springs 396 Comment
  UC56509  Lomatium utriculatum H. M. Hall May, 1901 Riverside West Riverside Comment
  RSA192212  Lomatium vaginatum E. W. Lathrop 1965-3-26 4360 Riverside Tenaja Guard Station, 18 mi. W of Elsinore. Comment
  CHSC8089  Lonicera subspicata var. denudata Edward L. Smith 1958-3-6 350 Riverside Plant located in Coldwater Canyon, Glen Ivy, Calif. On Temescal Canyon Rd. 762 Comment
  POM12914  Lonicera subspicata var. denudata P. A. Munz 1922-6-25 5823 Riverside San Jacinto Mts. Between Vandeventer and Hemet Valley. 1433 Comment
  RSA16379  Lonicera subspicata var. denudata Percy C. Everett 1935-6-17 7140 Riverside Santa Ana Mountains, near Glen Ivy Resort on Coldwater Canyon Trail to Santiago Peak. 457 Comment
  UC534840  Lonicera subspicata var. denudata Victor Duran 1933-7-2 3496 Riverside Vandeventer Flat Santa Rosa Mts. 1524 Comment
  SDSU4300  Lotus grandiflorus unknown 1941-6-9 Riverside San Jacinto Mts. 1219 Comment
Read comments
Mar 17 2014
  UCR153635  Lotus heermannii Scott D. White 1999-5-24 7385 Riverside Peninsular Ranges/ Perris-Aguanga Basin, San Jacinto Valley, San Jacinto River wash: just N of the city of San Jacinto, about 1 mile SE of State St. Bridge 479 Comment
  UCR111982  Lotus humistratus A. C. Sanders, T. B. Salvato 2000-5-25 23408 Riverside Peninsular Range, Menifee Valley, south of Newport Rd., north of Holland Rd. and west of Bradley Rd., 2 miles due east of Railroad Canyon Lake 488 Comment
  POM48827  Lotus nevadensis var. nevadensis P. A. Munz, I. M. Johnston 1924-7-28 8797 Riverside Pine Flats 1738 Comment
  POM184751  Lotus rigidus C. L. Hitchcock 1932-4-7 12214 Riverside 5 miles S of Cottonwood Springs, East Riverside County. Comment
  RSA406789  Lotus rigidus M. B. Dunkle 1935-3-31 4438 Riverside Cottonwood Springs. Colorado Desert. 701 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
  UC1922410  Lotus salsuginosus Naomi Fraga, Lisa Rojas 2005-2-10 1364 Riverside Colorado Desert; Northeastern Colorado Desert region; Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  SEINET10484467  Lotus salsuginosus David B. Dunn 1946-2-23 Dunn 1956 Riverside Collected in mud flats dry and caked and split. All american canal catch basin From desert washes. Oracopia mts ne of th esaltan sea. Very arid country. Comment
  RSA522729  Lotus salsuginosus var. salsuginosus Steve Boyd, Tim S. Ross, Laurel Arnseth, Bob Boyd 1990-3-29 3834 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain. 396 Comment
  UCR44444  Lotus salsuginosus var. salsuginosus A. C. Sanders, B. Pitzer 1986-4-30 6483 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
  UCR140566  Lotus scoparius var. brevialatus Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 9- 70 Riverside San Jacinto Mtns, San Bernardino National Forest, 12 miles east of Hemet on Hwy 74 near Dry Creek, Site L9 961 Comment
  UCR1136  Lotus strigosus Frank C. Vasek 1958-4-26 580426- 30 Riverside Peninsular Range, U.S. Hwy 395, 3.9 mi south of junction with State Hwy 74 [Menifee Valley, near Newport Rd.] 434 Comment
  UCR250309  Lotus strigosus A. C. Sanders 2014-4-8 40983 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. c. 0.5 km NW of El Hermano Rd., c. 0.8 km SE of I-15 crossing 315 Comment
  RSA526497  Lotus strigosus var. hirtellus Steve Boyd, T. S. Ross 1990-5-11 4692 Riverside Vail Lake area, N flank and summit of Wild Horse Peak in Agua Tibia Mtns, Cleveland Nat. Forest. 610 Comment
  UCR12275  Lotus strigosus var. hirtellus Art Whistler 1966-5-8 s.n. Riverside Peninsular Ranges/ San Jacinto Mountains, downstream from Lake Fulmor, Route 74 1585 Comment
  UCR18154  Lotus strigosus var. hirtellus A. C. Sanders 1978-4-1 00333 Riverside Santa Rosa Mtns, Pinyon Flats area, east side of Sugarloaf Mountain above Highway 74 1220 Comment
  UCR214552  Lotus strigosus var. tomentellus A. C. Sanders 2010-3-15 37393 Riverside Sonoran (Colorado) Desert, pass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 deg. ) of Blythe 152 Comment
  RSA633880  Ludwigia peploides subsp. peploides Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38144 Riverside San Jacinto Mountains: San Bernardino National Forest. Lake Fulmor. 1616 Comment
  JEPS48835  Lupinus Marjorie D. Clary 1932-5-13 952 Riverside summit Little San Bernardino Mts. Keys View, Little San Bernardino Mts.; , Keys View 1524 Comment
  CLARK-A1528-490  Lupinus albifrons Conrad Bahre 1970-4-30 Riverside San Jacinto Mountains 1523 Comment
  POM349946  Lupinus arizonicus L. N. Goodding 1942-2-26 s.n. Riverside Indio region Comment
  RSA48410  Lupinus arizonicus E. K. Balls 1949-4-2 12895 Riverside Between Mecca and Mortmar on Hwy 111 -61 Comment
Read comments
Jun 24 2012
  RSA581752  Lupinus arizonicus Michael Wall, Lorrae Fuentes 1995-4-13 101 Riverside Coachella Valley, east of Desert Hot Springs along dirt road paralleling Dillon road, 16.7 miles east of Hwy 62 where hills are closest to the road. Comment
  RSA795737  Lupinus arizonicus Jim Andre 2012-3-18 21286 Riverside Palen Valley; along Rice Road (Highway 177) east of Coxcomb Mountains, 9.6 miles south of Highway 62. 208 Comment
  UCR196378  Lupinus arizonicus Naomi Fraga, Lisa Rojas 2005-2-10 1371 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  UCSB3378  Lupinus arizonicus Beeles, Richard 1952-4-4 Riverside Seven miles north of Mecca, in Box Canyon Comment
  LA212019  Lupinus bicolor Naomi Fraga; Duncan Bell 2009-5-6 2704 Riverside Arroyo seco SE of Dripping Springs Campground and Fire Station. 488.0 Comment
  JOTR16692  Lupinus concinnus Walters, Jim 1967-4-11 s.n. Riverside Joshua Tree National Park. COVINGTON FLATS 1645 Comment
  RSA744310  Lupinus concinnus M. Wall 2009-5-15 508 Riverside Bautista Creek, off Bautista Canyon Rd. ca. 8 miles SE of jct. with Fairview Ave. 752 Comment
  SD128672  Lupinus concinnus Darley F. Howe 1980-4-15 Riverside 1 mile west of Mesa Verde, south slope of McCoy Mountains, Highway 10. (IPB 10/07) Comment
  RSA483605  Lupinus concinnus subsp. optatus D. Charlton 1988-5-21 1948 Riverside Thomas Mountain Rd, from North to South. West of Garner Valley and South of Lake Hemet on Hwy 74 1677 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
  UCR1560  Lupinus concinnus subsp. optatus R. L. Needham 1962-5-19 10068 Riverside Peninsular Ranges, San Jacinto Mtns, above Fern Basin Campground (off Idyllwild-Banning Hwy). 1982 Comment
  RSA757745  Lupinus excubitus var. austromontanus LeRoy Gross, Jackie McConnaughy, Drew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4349 Riverside Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon., Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W. Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  UC597721  Lupinus excubitus var. austromontanus Philip A. Munz 1937-5-30 15140 Riverside Santa Rosa Peak 2407 Comment
  RSA34555  Lupinus formosus N. C. Cooper 1944-7-17 1420 Riverside San Jacinto Mtns, above Banning. 1220 Comment
  RSA503811  Lupinus formosus N. C. Cooper 1944-5-20 1313 Riverside Palms to Pines Highway [Hwy 74], San Jacinto Mountains. 1280 Comment
  UCSB3263  Lupinus formosus Jacobson, A. 1959-5-17 Riverside On roadside of Hwy. 74; 20 mi. south of Idyllwild; San Jacinto Mtns. 1310 Comment
  RSA413638  Lupinus formosus var. formosus Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  CLARK-A1528-2839  Lupinus hirsutissimus John C. Roos 1938-4-4 731 Riverside La Sierra Comment
  UCR155321  Lupinus hirsutissimus A. C. Sanders, Mike Misenhelter 2005-3-23 29249 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  UCR156461  Lupinus hirsutissimus T. B. Salvato, A. C. Sanders 2005-5-17 901 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
  UCR252205  Lupinus hirsutissimus J. Mendoza 2011-5-28 s.n. Riverside Moreno Valley, Boulder Ridge Dr. east of intersection with Lasselle, north of Ironwood Ave. and east of Perris Blvd. on north side of valley 645 Comment
  UCR2890  Lupinus hirsutissimus Paul W. White 1963-5-11 51163- 14 Riverside Peninsular Ranges/ San Jacinto Mountains, 5 mi. east of Cranston Ranger Station on State Hwy 74 out of Hemet 915 Comment
  RSA6017  Lupinus hyacinthinus Carl B. Wolf 1932-8-5 3934 Riverside Summit of Devils Slide Trail from Idyllwild to Tahquitz Valley. 2439 Comment
  UC729932  Lupinus hyacinthinus Carl B. Wolf 1932-8-5 3985 Riverside along trail from Tahquitz Valley to San Jacinto Peak (near junction of Round Valley Trail); San Jacinto Mts., trail fr Tahquitz Valley to San Jacinto Pe 2956 Comment
  UCR26957  Lupinus latifolius E. W. Lathrop 1966-5-29 6394 Riverside Peninsular Range; Santa Ana Mtns, Cleveland National Forest: Bear Springs on the Main Divide Truck Trail, 1 mi east of Santiago Peak 1209 Comment
  SD28123  Lupinus latifolius var. parishii Carl B. Wolf 1932-8-5 3951 Riverside San Jacinto Mountains 1st real wet meadow of trail from Tahquitz Valley to San Jacinto Peak 2743 Comment
  UC73187  Lupinus latifolius var. parishii M. F. Gilman 1904-1 44 Riverside Banning Comment
Read comments
Mar 13 2011
  UCR156086  Lupinus microcarpus T. B. Salvato, Kent Beaman 2005-5-16 807 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  CLARK-A1045-232  Lupinus sparsiflorus George K. Helmkamp 1978-4-1 Riverside Whitewater junction of Interstate highway 10 and Verbenia Avenue; Whitewater 7.5'Q Comment
  CLARK-A1045-93  Lupinus sparsiflorus George K. Helmkamp 1978-4-27 Riverside San Jacinto Mountains steep slope; Lake Fulmor 7.5'Q Comment
  RSA678353  Lupinus sparsiflorus Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10469 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
  UCR226608  Lupinus sparsiflorus Jim Andre 2011-2-18 15819 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
  POM12771  Lupinus sparsiflorus subsp. sparsiflorus Philip A. Munz, D. D. Keck 1922-4-14 4996 Riverside Mouth of Whitewater Creek 244 Comment
  RSA556492  Lupinus succulentus Julie Greene 1993-3-13 1068 Riverside On the berm between the western ponds. 441 Comment
  POM256719  Lupinus truncatus W. Pequegnat 1940-4-28 s.n. Riverside Ridge between Bedford and Brown Canyons, Santa Ana Mts. 701 Comment
  RSA5005  Lupinus truncatus Carl B. Wolf 1932-3-20 5 Riverside Richman Ranch, 2.5 miles no. of De Luz; S. W. Riverside County. 457 Comment
  RSA543168  Lupinus truncatus Steve D. Boyd, Tim S. Ross, Mike Hammitt 1991-5-2 6078 Riverside Vail Lake region, SW and W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  UC1929901  Lupinus truncatus Scott D. White 2004-4-26 10253 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Indian Creek Watershed. Lake Fulmore 7.5' Quad. Comment
  UCR147708  Lupinus truncatus Steve Boyd, Aydee Virgen 2004-4-13 10879 Riverside Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon Comment
  UCR156095  Lupinus truncatus T. B. Salvato, Kent Beaman 2005-5-16 811 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
  UCR173148  Lupinus truncatus Abby Sirulnik 2000-4-25 20 Riverside Peninsular Ranges, Southwestern Riverside County Multispecies Reserve, c. 3 mi NE of Skinner Reservoir 610 Comment
  UCR225213  Lupinus truncatus T. B. Salvato, Matt Malle, Tim Searl 2011-4-19 5165 Riverside Peninsular Range; Gavilan Hills, Alberhill, unpaved extension of Lake Street, 1.5 km NNE of the intersection of Lake Street and Hwy 15 473 Comment
  CAS-BOT-BC231424  Lycium andersonii Carl B. Wolf 1932-4-28 3087 Riverside Eastern Colorado Desert. S. W edge of Maria Mts. 10 mi. from Blythe on Rice Road 152 Comment
  RSA234113  Lycium andersonii Robert F. Thorne, R. Carolin 1967-3-21 41643 Riverside Joshua Tree National Monument: Cottonwood Springs. 915 Comment
  RSA775937  Lycium andersonii Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-31 947 Riverside Wash crossing Midland Rice Road, near saddle between Little Maria Mountains and Big Maria Mountains 320 Comment
  SEINET3825223 Image available Lycium andersonii Philip A. Munz 1940-3-22 15653 Riverside Whitewater Canyon, 2 miles north of Boulevard from Banning to Indio Comment
  UCR133978  Lycium andersonii Mitch Provance, J. S. Ross 1998-3-27 MOR- 963 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, just south of the juction with the NE bound road to Deep Cyn. 915 Comment
  UCR160093  Lycium andersonii Scott D. White 1999-4-20 7280 Riverside Colorado River Valley, Blythe area, Southern foothills of the Big Maria Mtns, NW of Calif. Hwy 95, c. 7 road mi N of the junction of Hwy 10 and Intake Blvd in Blythe 137 Comment
  RSA0121675  Lycium cooperi E. C. Jaeger 1921-3-18 1159 Riverside Salton Colorado Desert. Comment
  RSA785450  Lythrum californicum Jeremiah George 2011-8-9 s.n. Riverside north shore of Lake Elsinore, south of end of Lehr Dr. 384 Comment
  UCR33529  Lythrum californicum Sears, R. Twitchell 1977-10-12 S 565 Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, Corn Springs 512 Comment
  UCR20968  Lythrum hyssopifolia A. C. Sanders, Steve Boyd 1980-5-19 426 Riverside San Jacinto Valley, San Jacinto River c. 1.5 miles west of Lakeview on the Ramona Expressway 427 Comment
  UCR26090  Machaeranthera cognata John C. Roos 1947-2-1 3226 Riverside Western Colorado Desert, Painted Canyon, Mecca Hills. Comment
  POM11999  Madia minima Mary F. Spencer 1921-7-1 1675 Riverside Idlewild, San Jacinto Mountains 1616 Comment
  RSA560865  Malacothamnus densiflorus var. densiflorus Steve Boyd 1992-4-14 6831 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail. 341 Comment
  SD43520  Malacothamnus fasciculatus Philip A. Munz 1946-10-19 11570 Riverside Chaparral-covered slope of dry disintegrated granite; 3 miles east of Anza. 1219 Comment
  SDSU7518  Malacothamnus fasciculatus Charles F. Phleger 1962-5-23 Riverside collected on land owned by the Schloss Foundation about 25 miles north of Escondido. Comment
  POM12044  Malacothrix californica Mary F. Spencer 1921-4-16 406 Riverside Banning 701 Comment
Read comments
Mar 13 2011
  SD8990  Malacothrix californica Daniel Cleveland 1882-4-24 Riverside Temecula Comment
  UC1595631  Malacothrix clevelandii Steve Boyd and Dave Bramlet 1991-5-13 6246 Riverside Domenigoni Hills, N side of Domenigoni-Diamond Valleys ESE of Winchester. Comment
Read comments
Feb 13 2006
  RSA588175  Malacothrix saxatilis var. tenuifolia D. L. Banks, Victor W. Steinmann 1995-7-10 0743 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along the Wildhorse Trail, S of lower Arroyo Seco, NW of Wildhorse Peak. 560 Comment
  SD129607  Malacothrix saxatilis var. tenuifolia Ed LaRue May 1989 Riverside Hills east of Beaumont, along Potrero Creek. 700 Comment
  UCR38238  Malva nicaeensis Steve Boyd 1980-4-23 s.n. Riverside Intersection of Jurupa Road and Galena Road, Glen Avon Comment
  RSA19893  Malvella leprosa Robert F. Thorne, P. A. Munz, E. W. Lathrop 1968-5-8 37573 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California 671 Comment
  UCR59842  Malvella leprosa George K. Helmkamp 1989-9-16 s.n. Riverside Sonoran (Colorado) Desert, W of Blythe, c. 0.5 mi. south of Hwy I-10 ['I-8'] , at Seeley Ave. [=16th Ave.] and Calif. Hwy 78 79 Comment
  CHSC35203  Marah macrocarpa James Henrickson 1973-3-18 8607 Riverside 16 (air) miles I of Temecula, 2.9 miles E of Aguanga along Hwy 71. 822 Comment
  UC28952  Marah macrocarpa W. H. Brewer Jan, 1861 150 Riverside Temescal Mountains Comment
  RSA775339  Marah macrocarpa var. macrocarpa Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5020 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
  CAS-BOT-BC216179  Marina parryi Marcus E. Jones 1926-2-16 s.n. Riverside Corn Spring Comment
  RSA567642  Marina parryi Theo Glenn 1991-4-30 91 -58 Riverside Colorado Desert, McCoy Mtns, NW of Blythe. T5S, R20E, approx. S19, Alt 170m 170 Comment
  UCR260312  Marina parryi A. C. Sanders, Jim Malusa 2015-3-10 41381 Riverside Sonoran (Colorado) Desert, north end of Chocolate Mountains, eastern canyon at Tabaseca Tank, US Navy Chocolate Mountains Aerial Gunnery Range 611 Comment
  RSA409844  Marrubium vulgare Freda Detmers 1931-6-19 s.n. Riverside Chino Hills. Comment
  POM78929  Marsilea vestita I. M. Johnston 1925-7-7 5285 Riverside ca. 1 mile NW of Norco 182 Comment
  UCSB46882  Marsilea vestita Roos, John 1965-9-16 Riverside Lakeview. Comment
  POM305374  Matricaria matricarioides Henry J. Ramsey, Henry J. Ramsey 1938-3-26 644 Riverside Temecula. Comment
  RSA356750  Matricaria matricarioides R. F. Thorne 1975-5-20 45509 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro; Santa Ana Mountains 610 Comment
  UCR140326  Matricaria occidentalis A. C. Sanders, Guy Bruyea 2004-4-2 27420 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., mouth of canyon on south side, just north of Rose Rd. 463 Comment
  RSA162783  Meconella denticulata J. D. Olmsted 1959-5-1 530 Riverside Along Spring trail below Beek Cabin Windmills, Main Divide Motorway in Northern Santa Ana Mts, 9 miles Sw of Corona, Santa Ana Mts. Tin Mine Canyon to Corona 854 Comment
  RSA614472  Meconella denticulata D. L. Banks 1997-4-5 1703 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. South of Dorland Mountain, just west of the Wilderness Area boundry, along a tributary of the north fork of Pechanga Creek. 518 Comment
  RSA335033  Medicago polymorpha Steve D. Boyd 1985-7-23 1008 Riverside De Luz Rd., 7 mi. west of Rancho California. 366 Comment
  RSA735385  Melia azedarach Steve Boyd 2007-4-20 11723 Riverside Southeastern end of the Gavilan Hills, north of Warm Springs Valley at upper end of ''Walsh CanSoutheast-facing slope on English Lake trail. The Salmon Mountains., High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Areayon,'' ca. 0.5 miles from junction with Lindel (aka Stovepipe) Road, on southwest facing slope just above old Melia azedarach and across from driveway leading to 26875 Walsh Road. 549 Comment
  UCR135735  Melica imperfecta A. C. Sanders 2004-4-20 27553 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
  UCR240636  Melica imperfecta Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 44 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Hathaway Canyon 884 Comment
  RSA650071  Melilotus indicus Marion P. Harthill 1976-5-6 s.n. Riverside Cleveland National Forest. 609 Comment
  RSA716186  Melilotus indicus Scott D. White, Angelia Carey 2004-4-5 10034 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  RSA0035450  Melilotus indicus Mary Duke, Christy Hightower, Cecilia McElroy 1982-5-15 6 Riverside CA Hwy 74, just off highway E of Elsinore, 1 mi. W of Hwy 15. Comment
  POM299267  Menodora scoparia A. M. Alexander, Louise Kellogg 1941-5-21 2208 Riverside Colorado Desert: bed of canyon near its mouth, north slope of Eagle Mountains. 1159 Comment
  UC63738  Mentha pulegium H. M. Hall Jul 1897 770 Riverside San Jacinto Mt. Comment
  UCSB8381  Mentzelia affinis Yokoyama, Howard 1953-4-12 Riverside Two miles out of Joshua Tree Comment
  UCR244388  Mentzelia albicaulis Jim Andre 2012-4-16 20969 Riverside Southern Mojave Desert, Joshua Tree National Park; along Cottonwood Springs Rd [=Pinto Basin Rd.], c. 6 mi. south of north entrance at Twin Tanks parking area 1197 Comment
  UCR245967  Mentzelia albicaulis Duncan S. Bell 2009-3-9 116 Riverside Arica Mountains, east side of the range, west side of Rice Valley, c. 2.7 air miles NE of Priest Well, or c. 3.3 air miles SE of ghost town of Rice 244 Comment
  JOTR31008  Mentzelia involucrata La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1294 Riverside Joshua Tree National Park. Stop 5: Hexie Mountains, steep gravel slopes above north side of Blue Cut Gorge Comment
  UCR200296  Mentzelia involucrata Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11219 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range 549 Comment
  UCR274850  Mentzelia involucrata David Fraker, Aaron C. Sedgwick 2012-4-4 067 Riverside Sonoran (Colorado) Desert, south of Joshua Tree National Park, north of Hwy I-10 on powerline road, 0.5 mi west of Cottonwood Springs Road 522 Comment
  RSA4941  Mentzelia involucrata var. megalantha Carl B. Wolf 1932-4-27 3056 Riverside North base of Chuckwalla Mountains, 5 miles East of Desert Center, Colorado Desert. 152 Comment
  SEINET7048064  Mentzelia involucrata var. megalantha Steven R. Hill 2001-4-29 33541 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
  RSA69561  Mentzelia jonesii F. W. Peirson 1928-4-24 7909 Riverside Below Cottonwood Springs, Eagle Mountains. Northern Colorado Desert. Comment
  UC217915  Mentzelia jonesii P. A. Munz, D. Keck 1922-4-13 4955 Riverside Colorado Desert, Eagle Mtns. 243 Comment
  RSA736553  Mentzelia laevicaulis Scott D. White, Angelia Carey 2004-7-2 10580 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  JEPS41175  Mentzelia laevicaulis var. laevicaulis Carl V. Meyer June 1927 209 Riverside at foot of Idyllwild Grade Western Base of San Jacinto Mt.,Idyllwild Grade Comment
  GMDRC9792  Mentzelia nitens J. M. Andre 2017-3-1 37989 Riverside Orocopia Mountains: north end of range, near BLM Rd # 133, 3.5 mi. SE of Interstate 10 (at Box Cyn/Cottonwood Spring Rd exits). 606 Comment
  CAS-BOT-BC435296  Mesembryanthemum nodiflorum A. C. Sanders; Guy Bruyea 2003-6-12 26889 Riverside Perris-Aguanga Basin Region: Winchester, SW edge of town between Simpson Ave. and Olive Ave., ca. 1 km west of Hwy 79/Winchester Rd. 445 Comment
  UCSB60195  Microseris douglasii Bramlet, D. 1992-4-29 Riverside 823 m. west of Gilman Springs Rd., approx. 460 m. S. of Bold Style Ave. 436 Comment
  RSA543952  Microseris heterocarpa Steve Boyd 1991-5-9 6184 Riverside Santa Ana Mountains, lower flank of range along the Bedford Truck Trail on ridge between Bedford and McBribe Canyons. 549 Comment
  UCR180042  Microseris lindleyi Mitch Provance 2005-5-18 9813 Riverside Warm Springs Valley, Nichols road wetland area at Alberhill Creek, south of the I-15 Freeway and Collier Ave., along the SE side of Pierce St., properties on both the NE and SW sides of Baker St. in the city of Elsinore 396 Comment
  CLARK-A1528-5242  Microseris linearifolia John C. Roos 1950-4-5 4721 Riverside Pigeon Pass 426 Comment
  RSA0036465  Mimulus aurantiacus var. pubescens J. M. Andre 2012-6-15 30526 Riverside San Jacinto Mountains: Along Hwy 243, 8.6 mi. south of Interstate 10 (Banning), just northeast of Hungry Hollow and Poppet Flat; SB Natl. Forest. 1308 Comment
  UCR116515  Mimulus aurantiacus var. pubescens Dan Hare 2001-5-1 s.n. Riverside Upper Santa Ana River/San Bernardino Valley region, Box Springs Regional Park 720 Comment
  UCR84639  Mimulus aurantiacus var. pubescens Scott D. White, S. Ogg 1994-4-21 1987 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  RSA0056603  Mimulus aurantiacus var. pubescens Steve Boyd 1986-4-22 1749 Riverside Temescal Canyon: Stable alluvial benches of Indian wash just south of I-15. Comment
  UC943864  Mimulus aurantiacus var. puniceus H. E. McMinn, M. Van Rensselaer 1945-6-7 1900 B Riverside Temecula Grade Comment
  RSA296382  Mimulus bigelovii var. bigelovii W. L. Jepson 1928-4-25 12596 Riverside Cottonwood Springs, Eagle Mountains. 732 Comment
  RSA757455  Mimulus brevipes Robert F. Thorne, Walter Wisura, Dave Mitchener 1982-1 55188 Riverside Cleveland National Forest, along Main Divide Truck Road 915 Comment
  SEINET3079201 Image available Mimulus brevipes Marc Mittleman 1982-5-25 Riverside Gentry Experimental Farm, Los Alamos Road, Murietta, Ca. 366 Comment
  UCR133438  Mimulus brevipes Jeffrey Ross, T. Tennant, G. White 1998-5-21 MOR- 207 Riverside San Bernardino Mtns., Morongo Indian Reservation, Hathaway Canyon, c. 0.55 miles of the junction of the lower and upper canyons 1040 Comment
  CLARK-A1528-4246  Mimulus floribundus Pete Holliday 1969-5-19 Riverside Riverside Comment
  RSA557872  Mimulus floribundus Steve Boyd, Orlando Mistretta 1992-4-23 7058 Riverside San Mateo Canyon Wilderness Area, along San Mateo Creek from Riverside Co. line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. 243 Comment
  UCR21945  Mimulus floribundus Steve Boyd 1980-5-3 186 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 625 Comment
  UCR145828  Mimulus guttatus June Latting 1977-11-6 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos, Snow Creek 488 Comment
  UCR167834  Mimulus guttatus T. B. Salvato, Melissa Clemons 2005-6-23 1307 Riverside Peninsular Range; Temescal Valley, Walker Canyon, 1.5 mi due east of Alberhill, N of Hwy I-15 412 Comment
  UCR90740  Mimulus guttatus Scott D. White 1995-4-5 2732 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  RSA395889  Minuartia douglasii Steve Boyd 1986-4-20 1724 Riverside Gavalin Hills-Gavalin Hills: Harford Springs Co. Park. Comment
  UCR104012  Mirabilis bigelovii George K. Helmkamp 1998-4-4 3131 Riverside Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd) 457 Comment
  UCR22031  Mirabilis californica Steve Boyd 1980-5-11 234 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
  UCR130122  Mirabilis laevis Scott D. White 2001-4-3 8227 Riverside Sonoran (Colorado) Desert, Shavers Valley, near the I-10 Freeway, c. 15 miles east of Indio junction of I-10 and Calif. SR 111, adjacent to powerline access roads at unnamed freeway exit accessing pump station 473 Comment
  POM121880  Mirabilis laevis var. retrorsa Marcus E. Jones 1906-4-26 s.n. Riverside Indio. Comment
  SD123928  Mirabilis laevis var. retrorsa Robert Thorne, Fosberg, et al 1983-4-23 55411 Riverside San Befrnardino Mountains; mouth of Whitewater Canyon, east of Whiotewater Post Office at south end of ridge, in sandy wash east of bridge and on base of west-facing slope of ridge. 410 Comment
  UC7644  Mirabilis multiflora var. pubescens H. M. Hall June, 1901 2162 Riverside 4550 ft Vandeventer Flat Comment
  LA205967  Mirabilis tenuiloba John O'Leary; 1932-4-8 429 Riverside next to Hwy 111, at 2 mi W of Palm Springs Comment
  RSA0104947  Mirabilis tenuiloba Duncan S. Bell, Evan Meyer 2014-10-29 7675 Riverside Santa Rosa Mountains; around the mouth of Martinez Canyon, about 3.5 air miles southwest of Valerie. 169 Comment
  JEPS9870  Mohavea confertiflora W. L. Jepson 1927-4-12 11661 Riverside Colorado Desert, Mecca Hills, Painted Canyon Painted Canyon; Colorado Desert, Mecca Hills, Painted Canyon 76 Comment
  RSA709912  Mohavea confertiflora Sarah J. De Groot, Leland Lubinsky, Naomi S. Fraga, Lisa Rojas 2005-2-10 4616 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  UCR148451  Mohavea confertiflora S. J. Myers 2005-1-31 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 10 miles ESE of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 20 Comment
  SBBG69832  Mollugo cerviana R. Hoffmann 1929-9-11 Riverside Thomas Valley Comment
  UC729900  Monardella australis subsp. australis Carl B. Wolf 1932-8-5 3964 Riverside on trail from Tahquitz Valley to San Jacinto Peak (100 yds. beyond first real wet meadow on trail, head of fork of creek); San Jacinto Mts., Tahquitz Creek 2743 Comment
  SBBG71951  Monardella lanceolata S. W. Hutchinson -Sep-1927 464 Riverside Idyllwild 1630 Comment
  SD245396  Monardella lanceolata R. F. Thorne, E. W. Lathrop, W. Wisura 1977-7-8 49544 Riverside Santa Ana Mountains: along Ortega Highway (74), perhaps 1/4 mile west of El Cariso. Comment
  UCR80033  Monardella lanceolata Chet McGaugh, S. J. Myers 1992-8-20 92- 4 Riverside Peninsular Range, foot of hills at SW end of Domenigoni Valley, c. 0.25 mi. east of San Diego Creek Canal 488 Comment
  UC63754  Monardella linoides subsp. linoides H. M. Hall 1901-6 2430 Riverside Tauquitz Valley San Jacinto Mountains 2133 Comment
  RSA450083  Monardella macrantha subsp. hallii J. C. Roos 1962-6-30 s.n. Riverside Sugarloaf, Santa Ana Mountains Comment
  UC1499856  Monardella nana E. McClintock, J. Fenley 1937-7-10 Riverside San Jacinto Mts. trail between Tahquitz Valley and Hidden Lake Comment
  RSA750415  Monardella nana subsp. arida Elizabeth McClintock 1941-6-8 56 Riverside Road to Santa Rosa Mt. 0.3 miles from Pines to Palms Highway. Comment
  UCR94622  Monardella nana subsp. arida Jeri Hirshberg 1995-5-30 s.n. Riverside San Jacinto Mtns, Pinyon Flats area, north of Ribbonwood Drive, 0.5 mi. NW of turnoff to Alpine Village. Comment
  UCR221485  Monardella nana subsp. tenuiflora Elizabeth McClintock, Harlan Lewis 1941-6-22 071 Riverside Peninsular Range; San Jacinto Mtns., 0.1 mile from fork in road going to the [Dark Canyon, etc.] public camps, on the Banning-Idyllwild road 1905 Comment
  UCR221496  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-12 104 Riverside Peninsular Range; San Jacinto Mtns., Deer Springs and Suicide Rock trail, one switchback below the forks 2073 Comment
  UCR215597  Monardella robisonii Tasha La Doux, Jim Andre 2008-9-16 349 Riverside Mojave Desert, Joshua Tree National Park, northeast end of Splitrock Picnic Area 1327 Comment
  LA62513  Monardella viminea Carl Epling; William Robison 1933-6-26 sn Riverside Little San Bernardino Mountains, Key's View 1523 Comment
  UC72711  Monolepis nuttalliana Miss M. A. King 1893-1 Riverside Menifee Comment
  POM13290  Monoptilon bellioides E. C. Jaeger 1921-4-12 141 Riverside Palm Springs (Cabazon) Comment
Read comments
Mar 13 2011
  POM363584  Monoptilon bellioides Christopher Davidson 1979-4-4 7712 Riverside Orocopia Mountains; Box Canyon on Box Canyon Road, 13.4 miles E of Mecca 488 Comment
  RSA517247  Monoptilon bellioides Steve Boyd, Orlando Mistretta 1986-3-13 1461 Riverside West side Palen Mts.: NE of Desert Center. Comment
  RSA784777  Monoptilon bellioides Duncan S. Bell 2012-3-18 3181 Riverside The Mecca Hills; southeastern section of hills; in labyrinthian slot canyons to the east of Hidden Canyon, approximately 2.2 air miles southwest of Hidden Spring. 74 Comment
  UC84198  Monoptilon bellioides C. R. Orcutt April, 1887 Riverside Colorado Desert Comment
  UCR163925  Monoptilon bellioides A. C. Sanders, P. J. MacKay, Tim Thomas 2005-2-26 29144 Riverside Sonoran (Colorado) Desert, SE of Hwy 177 toward dunes above Palen Dry Lake, SE end of Coxcomb Mtns. 168 Comment
  UCR196304  Monoptilon bellioides R. F. Thorne, M. Z. Thorne 1973-3-30 42677 Riverside Sonoran (Colorado) Desert, Morongo Valley Canyon, near mouth at junction of roads to Morongo Valley and Desert Hot Springs; [vicinity of Hwy 62 crossing of Mission Creek] 488 Comment
  UCSB30442  Monoptilon bellioides Wheeler, William 1975-3-9 Riverside In Box Canyon Wash, 13 miles south of interstate 10 on Hwy. 195, south side of road 60 Comment
  RSA94168  Monoptilon bellioides F. W. Peirson 1922-4-11 2868 Riverside Deep Canyon Wash, southwest of Indio 244 Comment
  UC218123  Montia chamissoi P. A. Munz 1922-7-6 5994 Riverside San Jacinto Mountains, Tahquitz Valley Tahquitz Valley; San Jacinto Mountains, Tahquitz Valley 2194 Comment
  RSA0054834  Montia perfoliata Keith E. Hoffmaster 1937-6-6 778 Riverside San Jacinto Mts. Comment
  CAS-BOT-BC275296  Muhlenbergia microsperma Roxana S. Ferris; Rimo Bacigalupi 1958-3-19 13241 Riverside In wash rrising in Big Maria Mountains, Highway US 95, 11.3 miles N of Blythe Comment
  POM185023  Muhlenbergia microsperma Marcus E. Jones 1926-3-10 s.n. Riverside Santa Ana Canyon Comment
  RSA0104440  Muhlenbergia porteri Duncan S. Bell, Evan Meyer 2014-10-28 7668 A Riverside Orocopia Mountains; northwest section of range; approximately 1.8 air miles northwest of the summit of Orocopia Mountain. 936 Comment
  CAS-BOT-BC275039  Muhlenbergia richardsonis Philip A. Munz 1938-8-14 15347 Riverside Virgin Spring, Santa Rosa Peak 2286 Comment
  RSA17545  Muhlenbergia rigens C. B. Wolf 1936-6-17 7960 Riverside Santa Ana Mountains, Tenaja Road: road to La Cienaga, 1.4 mile off Ortega Highway. 610 Comment
  RSA97131  Muhlenbergia rigens H. K. Buechner 1955-5-29 C 74 Riverside Magnesium Canyon, north base of Santa Rosa Mountains. Comment
  POM305797  Muilla maritima Henry J. Ramsey, Henry J. Ramsey 1937-4-2 1062 Riverside Elsinore. Comment
  SBBG270  Myriopteris parryi H. and M. Dearing 1936-12-26 2931 Riverside wash near bottom of Palms and Pines Hwy Comment
  SD173293  Myriopteris parryi Melvin M. Sweet 2005-4-14 123 Riverside Anza-Borrego State Park; about 1.5 km NE of Middle Willows in Coyote Canyon; on hill on east side of Coyote Wash 634 Comment
  UC1007187  Nama Philip A. Munz 1940-3-23 15686 Riverside n part Pinto Basin Pinto Basin (northern Riverside County); n part Pinto Basin 609 Comment
  UCR88429  Nama demissa A. C. Sanders, K. C. Rose 1995-4-5 16343 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  CSUSB116  Nama demissum var. demissum Nancy Robb 1966-4-5 Riverside Dry, rocky slopes along highway between Yucca Valley and the Banning- Indio Freeway, four miles south of Morongo Valley. 914 Comment
  RSA0108938  Nama hispida Duncan S. Bell, Amanda Bell 2012-1-28 3072 Riverside East side of the Arica Mountains; collecting along the old railroad tracks on the west side of Rice Valley, approximately 6.25 air miles south of the ghost town of Rice. 224 Comment
  POM14039  Nama hispida var. spathulata P. A. Munz, D. D. Keck 1922-4-8 4740 Riverside Mecca, Colorado desert. -30 Comment
  RSA0019794  Nama hispida var. spathulata April Garbat, Sarah J. De Groot 2013-4-30 57 Riverside Ford Dry Lake, N of I-10 122 Comment
  RSA759115  Navarretia atractyloides Robt. Allen, Linnell R. Allen 2008-7-27 s.n. Riverside South Main Divide Road, 4.7 road mi. SE of junction with Ortega Hwy (SR74). Just S of the gated entrances to Rancho Capistrano housing developments. 938 Comment
  RSA550480  Navarretia fossalis D. E. Bramlet 1992-5-8 2269 Riverside The site is approximatly 8 km south west of Hemet. The vernal pools are located northwest of the intersection California and Stowe Rd. The pools are located some 5-500 ft. N of Stowe Rd and some 20-700 ft. west of Califronia Ave. 465 Comment
  UCR70679  Navarretia fossalis D. E. Bramlet 1991-6-1 2181 Riverside Perris-Aguanga Basin region, San Jacinto River, open swale area, about 2 km west of Lakeview and 30 m east of the river, about 170 m north of MWD easement road 473 Comment
  UCR96866  Navarretia fossalis Scott D. White 1993-4-30 1320 Riverside San Jacinto Valley, Near intersection of Warren Rd. and Stetson Ave. 458 Comment
  CAS-BOT-BC109113  Nemacaulis denudata var. gracilis S. B. Parish 1906-5-1 827 -6718 Riverside On Colorado desert at Palm Springs. Comment
  LA207124  Nemacaulis denudata var. gracilis H. L.; 1935-4-6 sn Riverside Palm Springs 152 Comment
  UC849823  Nemacaulis denudata var. gracilis Alice Eastwood 1913-4-30 2972 Riverside Palm Springs Comment
  RSA668415  Nemacladus glanduliferus var. glanduliferus S. Granger 1979-4-12 s.n. Riverside Pinkham Wash-Cottonwood Mountains foothills. South of Colorado River Aqueduct north of Cactus City. 488 Comment
Read comments
May 12 2016
  UCR260877  Nemacladus longiflorus A. C. Sanders 2015-3-30 41530 Riverside Peninsular Range; Eastern Foot of Santa Ana Mtns., Temescal Canyon near Lee (Corona) Lake, 0.1 mi. SW of the dam, south of Temescal Canyon Rd., c. 11 miles SE of Corona 351 Comment
  SEINET10458397  Nemacladus longiflorus Philip A. Munz 1922-4-28 Munz 5024 Riverside Temescal Canyou Comment
  JEPS15026  Nemacladus sigmoideus H. M. Hall Jun 1901 2046 Riverside Chalk Hill; San Jacinto Mountains 1524 Comment
  UCR251665  Nemacladus tenuis var. aliformis Thomas R. Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy, Naomi Fraga 2011-3-17 755 B Riverside Sonoran (Colorado) Desert, Mecca Hills, Shaver's Well, adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail 305 Comment
  UC24223  Nemophila menziesii H. M. Hall 1897-3-20 Riverside Temescal Mine Comment
  UCR241489  Nemophila menziesii Tracy Tennant, Jeffrey Ross 1998-5-21 MOR- 250 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Hathaway Creek Canyon, NW of Cabazon 976 Comment
  UCR97676  Nemophila menziesii A. C. Sanders, G. Helmkamp 1997-3-15 19945 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 488 Comment
  UC63799  Nemophila menziesii var. integrifolia W. L. Jepson May 17 1901-Jun 1 1901 1288 Riverside Strawberry Valley fide Herb. Jepson! according to L. Constance 1938 Strawberry Valley fide Herb. Jepson! according to L. Constan Comment
  RSA770860  Nemophila menziesii var. menziesii Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4928 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 823 Comment
  RSA78181  Nicolletia occidentalis P. A. Munz 1953-5-31 18517 Riverside Juniper Flats, Joshua Tree National Monument 1357 Comment
  RSA784968  Nicotiana Duncan S. Bell 2012-3-18 3231 Riverside The Mecca Hills; at the mouth of Box Canyon, on the north side of the Coachella Canal. 14 Comment
  CSUSB769  Nicotiana bigelovii Charles Herrick 1974-5-11 Riverside 1/4 mile southeast of Calimesa turnoff of freeway 10. 716 Comment
  CAS-BOT-BC231679  Nicotiana glauca E. A. McGregor 1916-3-19 712 Riverside Colorado Desert. Indio, Sands Comment
  UC1125156  Nicotiana glauca A. Lewis 1934-3-4 309 Riverside Tin Mine Canyon; Cleveland National Forest, Corona Quad. 762 Comment
  JOTR34018  Nicotiana obtusifolia La Doux, Tasha, M. Harding 2010-4-7 2905 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
  UCD126756  Nicotiana obtusifolia Collector Unknown 1928-7-30 s.n. Riverside farm of McHall, Cottonwood. Comment
Read comments
Feb 9 2013
  UCR139381  Nicotiana obtusifolia I. M. Johnston 1917-4-4 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Palm Canyon 427 Comment
  RSA0018752  Nicotiana obtusifolia L. S. Rose 1967-12-19 s.n. Riverside La Quinta. 15 Comment
  RSA0018755  Nicotiana obtusifolia Kraemer 1929-3-17 s.n. Riverside S. La Quinta. Comment
  SD142036  Nolina parryi James C. Dice 1985-6-13 618 Riverside Pinyon Flat, ca. 1.3 km N of Hwy. 74, at NW edge of community of Pinyon Pines 1250 Comment
  SD80151  Nolina parryi Nancy Ryan Zabriskie, Walter Zabriskie 1971-4-24 402 Riverside N slope Santa Rosa Mts., Deep Canyon, 1 mi. S of Hwy. 74; water serviceroad Comment
  UCSB24520  Nolina parryi McCarthy, Sharon 1965-5-9 Riverside 1.6 miles west of Pinyon Flats Campground on St. Hwy. 74 east of Anza 1310 Comment
  RSA596774  Oenothera californica subsp. californica D. L. Banks, K. D. Hedge 1996-5-16 1042 Riverside NW Palomar Mountains; Agua Tibia Mountains; N foothills of Dorland Mtn., S of Temecula Creek; 0.4 miles E of Pauba Road on the N side of Los Caballos Road, along the broad, sandy, southern alluvial bench of Temecula Creek. 370 Comment
  UCR281884  Oenothera californica subsp. californica R. E. Riefner Jr. 2017-9-4 17- 452 Riverside Perris-Aguanga Basin, Wolf Valley, city of Temecula, Temecula Creek, immediately north of Temecula Lane and Canterfield Drive, vicinity of Pala Community Park 323 Comment
  RSA649936  Oenothera claviformis L. Fountain 1966-2-23 18 Riverside Colorado Desert [along Highway] 60, 1 mile south of Garnet. Comment
  RSA146061  Oenothera deltoides subsp. deltoides William M. Klein 1959-4-6 951 Riverside U,S. Hwy 60-70, about 20 miles west of Blythe. 137 Comment
  RSA264557  Oenothera deltoides subsp. deltoides C. W. Tilforth, J. Dourley, Walter Wisura 1977-5-19 1321 Riverside Colorado Desert. 2 miles south of Rice and Highway 62 along Blythe-Rice Road, between Arica Mtns & Rice Valley. 244 Comment
  OBI38911  Oligomeris linifolia A. C. Sanders, Pitzer, Charlton, & Kniffen 1986-3-3 6114 Riverside Corn Spring, Chuckwalla Mts, was below the spring and wash and rocky slopes to the south 488 Comment
  UC219187  Oligomeris linifolia P. A. Munz and D. Keck 1922-4-8 4741 Riverside 1/2 mi e Indio; Colorado Desert -15 Comment
  JOTR32327  Olneya tesota Herskovits, Tasya 2011-5-25 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains; Open, sandy bajada adjacent to Pinto Basin road and near south park boundary Comment
  OBI12785  Olneya tesota H. E. McMinn 1937-3-5 4499 Riverside About 7 mi W of Blythe in wash with Cercidium Comment
  UC602574  Olneya tesota Annetta Carter 1938-7-16 1431 Riverside 45 mi w Blythe; Chuckwalla Desert Comment
  RSA666719  Oncosiphon piluliferum A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24209 Riverside Val Verde, between Moreno Valley and Perris, along i-215, 0.9 mi S of Oleander Ave., at S end of Patterson Ave. 457 Comment
  UCR260868  Oncosiphon piluliferum A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-3 41562 Riverside Peninsular Range, Eastern Foot of the Santa Ana Mtns., lower Horsethief Canyon Wash just above DePalma Rd. crossing, 1/4 mile NW of Horsethief Canyon Rd. junction 375 Comment
  SEINET8674695  Opuntia X vaseyi Rosemary Trelease, Nancy Foisy, Joni Ward 2004-4-27 54525 Riverside Originally received into the Desert Botanical Garden living collection as a plant collected by Bruce Parfitt 3503 19 April 1986 with R. Anthony and A. Sanders from California, Riverside County, Pauba Valley, Highway 79 crossing of Temecula River (or Creek), 4.6 miles east of junction with road to Pala in the vicinity of the given coordinates as determined by Google Earth; collector's notes: Spiny and spineless pads on same plant; sage scrub hillside E of creek and S of highway. 1000 Comment
  RSA22787  Opuntia phaeacantha C. B. Wolf, P. C. Everett 1938-9-29 9462 Riverside 9 miles from Temecula on road to Aguanga. Fork of Temecula wash. 335 Comment
  RSA524212  Opuntia vaseyi B. D. Parfitt, A. C. Sanders, R. Anthony 1986-4-18 3486 Riverside University of California Riverside: Botanical Garden Entrance. Native on grassy slopes across walk in front of herbarium. 335 Comment
  JEPS46553  Orobanche Rimo Bacigalupi with Paul C. Hutchison 1958-2-19 6205 Riverside 20 mi n Desert Center (along the Parker Dam Hwy from Rice to Desert Center, and about 3-4 mi e of eastern base of Coxcomb Mts.); Colorado Desert 243 Comment
  UCR201408  Orobanche californica subsp. feudgei Justin M. Wood, Brandy N. Ulrich 2008-7-14 18 Riverside San Jacinto Mountains, Garner Valley, near intersection of Fobes Ranch Road and Hwy 74 1360 Comment
  RSA0076199  Orobanche californica subsp. feudgei Philip A. Munz 1937-5-31 15121 Riverside Anza Tablet, head of Coyote Canyon. 1066 Comment
  CLARK-A1045-318  Orthocarpus densiflorus George K. Helmkamp 1978-6-1 Riverside Santa Ana Mountains vernal pool; Wildomar 7.5'Q Comment
  UC303759  Oxalis albicans subsp. californica I. M. Johnston 1918-5-30 1998 Riverside Temescal Canyon 365 Comment
  UCR19480  Oxytheca emarginata E. C. Jaeger 1922-7-23 s.n. Riverside San Jacinto Mtns., Pines to Palms Trail, east slope of mountains 1524 Comment
  RSA78288  Oxytheca trilobata P. A. Munz, E. K. Balls 1952-8-21 17967 Riverside Hamilton Creek, s.e. part of San Jacinto Mts. 1372 Comment
  UC534898  Oxytheca trilobata Susan G. Stokes 1934-7-1 312 Riverside San Jacinto Mt. 1219 Comment
  UCR26624  Oxytheca trilobata E. W. Lathrop 1966-5-29 6382 Riverside Peinsular Range; Santa Ana Mtns, Cleveland National Forest, Main Divide Truck Trail between El Carriso and Santiago Peak 1223 Comment
  UCR63617  Oxytheca trilobata Chet McGaugh 1990-8-8 s.n. Riverside SW Durasno Valley, south of town of Anza 1372 Comment
  UCR135838  Paeonia californica A. C. Sanders 2004-4-20 27541 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
  CAS-BOT-BC327899  Palafoxia arida Ira L. Wiggins 1941-3-24 9573 Riverside Along eastern side of Salton Sea, 2.7 miles S of Mortmar 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
  OBI28972  Palafoxia arida var. arida David J. Keil 1976-11-28 11878 Riverside Just E of Indio along I-10 Comment
  RSA747724  Palafoxia arida var. arida Scott D. White, Justin M. Wood 2009-3-24 12577 Riverside Western foothills of Mecca Hills, +/- 0.5 air mile east of the Coachella Canal and 4 air miles S of the I-10 Freeway. 21 Comment
  UC1069987  Palafoxia arida var. arida H. S. Yates 1937-3-23 6433 Riverside Painted Canyon Thermal Quadrangle Comment
  UC35598  Palafoxia arida var. arida S. B. Parish Apr 4 1896-Apr 13 1896 4121 Riverside Palm Springs (Agua Caliente) San Jacinto Mt. (desert base of mountain) 152 Comment
  UCR167817  Parietaria hespera var. californica A. C. Sanders 2005-4-21 29574 Riverside Peninsular Range, Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 mi. ESE of Gavilan Peak 622 Comment
  CAS-BOT-BC413394  Parietaria hespera var. hespera Milo S. Baker 1928-4-3 2779 a Riverside Palm Canon [Canyon] Comment
  JOTR30675  Parietaria hespera var. hespera La Doux, Tasha, Jim Andre 2008-3-21 139 Riverside Joshua Tree National Park. Upper Cottonwood Cyn, approximately 2 mi. S. of Cottonwood Visitor's Center 880 Comment
  RSA0125268  Parietaria hespera var. hespera Duncan S. Bell, Sarah De Groot, LeRoy Gross 2016-2-17 8758 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting on the Martinez Slide to the north of Toro Canyon, approximately 4.5 air miles east northeast of the summit of Martinez Mountain. 230 Comment
  UC495207  Parietaria hespera var. hespera Philip A. Munz 1932-3-14 12011 Riverside Magnesia Canyon; Coachella Valley 91 Comment
  UCR261190  Parkinsonia aculeata A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-5-18 41720 Riverside Esinore, large vacant lot NW of Hwy 74 and SW of the intersection of 74 and Collier Ave. 386 Comment
  RSA405373  Parkinsonia aculeata S. B. Parish 1913-9-23 8624 Riverside Colorado Desert Comment
  UCR245248  Parkinsonia florida Jim Andre 2012-3-19 21342 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley along unnamed dirt road 0.3 mi. N. of Hwy 177, 5.7 mi. NE of junction with I-10 freeway 157 Comment
  POM319685  Paspalum distichum Patricia Wilder 1971-11-11 5292 Riverside Along Santa Ana River, north of Jurupa Ave., opposite Sheppard Street at crossing of the Union Pacific Railroad. 229 Comment
  RSA588596  Paspalum distichum D. L. Banks, Steve Boyd 1995-10-17 807 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along lower Arroyo Seco, S of the Dripping Springs Campground., Along the narrow benches where Arroyo Seco turns to the E, just W of the Metasedimentary hills. 524 Comment
  UCR24128  Pectis papposa John C. Roos 1965-9-5 s.n. Riverside Sonoran (Colorado) Desert, 18 mi. west of Blythe 122 Comment
  UCR281922  Pectis papposa A. C. Sanders, Jim Malusa 2017-9-21 43349 Riverside Sonoran (Colorado) Desert, northern boundary of Chocolate Mountains Aerial Gunnery Range along south side of Bradshaw Trail at large wash crossing 680 Comment
  SD96353  Pectis papposa var. papposa David Keil 1975-8-27 K 10994 Riverside 8 miles west of Desert Center along I-10 Comment
  UCR149845  Pectocarya linearis Scott D. White, Michael Honer 2004-4-6 10053 Riverside Perris/Elsinore Basins, Temescal Valley: just N of the I-15 freeway and east of Indian Truck Trail, S and west of Lee Lake 396 Comment
  UCR171952  Pectocarya linearis 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
  UCR239797  Pectocarya linearis O. F. Clarke 2004-3-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  UCR49252A  Pectocarya linearis var. ferocula Steve Boyd 1986-3-9 1385 A Riverside Peninsular Range, Temescal Canyon: Alberhill Mtn., south slope of mtn., just east of claymine area 488 Comment
  POM368779  Pectocarya penicillata Ora M. Clark 1929-4-6 1958 Riverside S. Hemet Comment
  UC1114562  Pectocarya penicillata Peter H. Raven 1958-3-15 11838 Riverside Box Canyon Comment
  JEPS68191  Pectocarya peninsularis Marjorie D. Clary 1932-3-6 1965 Riverside 10 mi. w. Coachella (La Quinta Canyon); Colorado Desert, La Quinta Canyon 121 Comment
  RSA597412  Pectocarya platycarpa L. C. Wheeler 1970-4-5 s.n. Riverside West of Desert Hot Springs, by old road to 29 Palms. Comment
  RSA781654  Pectocarya platycarpa Duncan S. Bell 2009-3-8 75 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
  CLARK-A1045-298  Pectocarya recurvata George K. Helmkamp 1977-3-20 Riverside Deep Canyon dry wash of Deep canyon; ; Palm Desert 15'Q Comment
  JOTR38689  Pectocarya recurvata Hodges, Stephen R. 2017-2-7 705 Riverside Joshua Tree National Park. Little San Bernardino Mountains, West Deception Canyon, near the mouth of the canyon just north of the park boundary Comment
  SD124730  Pectocarya recurvata A. C. Sanders, Pitzer, Charlton, and Kniffen 1986-3-3 6122 Riverside Corn Spring, Chuckwalla Mountains. 490 Comment
  SD224884  Pectocarya recurvata A. C. Sanders, G. Helmkamp, P. MacKay, et al 1995-3-19 16151 Riverside Coachella Valley/ San Jacinto Mtns. Foothills: alluvial fan of Chino Canyon along the Palm Springs tram road, N of the road 14 telephone poles above Hwy 111(Palm Cyn. Dr.) 289 Comment
  UCSB38687  Pectocarya setosa Cowan, Clark 1978-4-24 Riverside 19.6 mi. (31.3 km.) S on 74 from jct with Hwy. 111 at Indian Wells; Sta. Rosa Mt. Rd.; 1.9 mi. (3 km.) S of 74 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
  RSA787609  Pellaea andromedifolia John S. Garth 1944-4-8 1089 Riverside Andreas Canyon. 457 Comment
  UCR90968  Pellaea andromedifolia Scott D. White 1996-2-18 3807 Riverside Perris Basin, Double Butte, NW of Winchester, SE-facing slope of west butte and alluvial soil at base 490 Comment
  RSA543733  Pellaea mucronata var. mucronata Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6068 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga 600 Comment
  RSA598047  Pennisetum clandestinum N. M. Fellows 1982-5-7 s.n. Riverside UCR Campus Comment
  SD229047  Pennisetum setaceum Dick Schwenkmeyer 2012-5-22 711 Riverside Snow Creek, north base of Mt. San Jacinto, approx. 4 miles south of intersection of highways 10 and 111 511 Comment
  UCR189574  Penstemon californicus Theresa Johnson 2006-6-9 161 Riverside Pennisular Range; San Jacinto Mountains, Garner Valley. South of Morris Creek, north of Pipe Creek, c. 0.5 mi east of Highway 74 Comment
  UCR133452  Penstemon centranthifolius Tracy Tennant, J. S. Ross 1998-5-7 MOR- 80 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Wood Canyon, c. 0.6miles NNW of Cabazon. 1280 Comment
  UCR155044  Penstemon centranthifolius Jason L. Hlebakos 2005-5-30 819 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
  UCSB16963  Penstemon centranthifolius Feldmann, P. 1963-5-4 Riverside 5 mi. along road from Banning; on road from Banning to Idyllwild 1371 Comment
  CAS-BOT-BC265283  Penstemon clevelandii subsp. connatus Ivan Johnston 1917-4-4 1043 Riverside Andreas Canyon, Colorado Desert 274 Comment
  RSA412499  Penstemon clevelandii subsp. connatus S. B. Parish 1896-4-4 s.n. Riverside Palm Springs, (Agua Calienta,) desert base of San Jacinto Mountain 152 Comment
  UCR24779  Penstemon grinnellii W. W. Mayhew 1981-6-25 s.n. Riverside Peninsular Range; San Jacinto Mtns, road edge about 100 yards below the lookout on the summit of Black Mtn. 2348 Comment
  POM12005  Penstemon spectabilis E. C. Jaeger 1921-06 s.n. Riverside San Jacinto Mts. McMullen Trail [Banning to McMullen Flat] Comment
Read comments
Nov 5 2011
  RSA221075  Penstemon spectabilis E. W. Lathrop 1966-5-8 6401 Riverside 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest. Trabuco District. 274 Comment
  UCR122523  Penstemon spectabilis George K. Helmkamp, E. A. Helmkamp 2001-5-20 6683 Riverside San Jacinto Mountains, Morris Ranch Rd., 2.1 mi NE of CA-74 1570 Comment
  UCR251939  Penstemon spectabilis Harun Bektas 2011-4-26 11 Riverside Riverside, Box Springs Mountain Park; 7 miles above Moreno Valley via Pigeon Pass Rd. 793 Comment
  NY661178  Penstemon spectabilis var. spectabilis R. M. Straw 1953-6-25 485 Riverside Northwest slope of Santa Rosa Mountain, along truck trail, San Jacinto Mountains 1828.8 Comment
  UC887347  Penstemon spectabilis var. spectabilis P. A. Munz 1922-6-24 5796 Riverside Hemet Valley San Jacinto Mts., , Hemet Valley (Pipe Creek) 1554 Comment
  POM12989  Pentachaeta aurea P. A. Munz, I. M. Johnston 1922-5-19 5308 Riverside Santa Ana River Canyon. 457 Comment
  CAS-BOT-BC77475  Peritoma arborea var. angustata Roxana S. Ferris 1918-6-14 990 Riverside At Shavers Well in Box Canyon, Chocolate Mts. Comment
  RSA471850  Perityle emoryi N. C. Cooper 1949-4-8 3288 Riverside Shaver's Summit east of Indio. 610 Comment
  UC1478692  Perityle emoryi Barry Prigge with L. Martinez 1978-3-23 2415 Riverside 1.2 mi e Sky Valley (near Dillon X Skyridge Roads); nw Colorado Desert 335 Comment
  UC1719674  Perityle emoryi Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11214 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region; Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Comment
  UC306394  Perityle emoryi Geo. B. Grant 1896-4-20 Riverside Palm Springs Colorado Desert, Palm Springs Comment
  UCR37636  Perityle emoryi George K. Helmkamp 1984-5-2 D- 5 Riverside Little San Bernardino Mountains, Big Morongo Canyon, 3 - 3.5 miles below the caretaker's house at the Big Morongo Preserve 610 Comment
  CAS-BOT-BC419045  Persicaria lapathifolia Scott D. White 1996-9-22 4539 Riverside Perris Basin, W. Riverside Co. Perris: Nuevo Road near intersect. w/ Wilson Ave., W of the San Jacinto Riv crossing. 435 Comment
  CAS-BOT-BC167768  Petalonyx thurberi C. Epling; Wm. Robison 1933-6-26 s.n. Riverside Little San Bernardino Mts. Basin 5 mi. south, Lost Horse Wells Comment
  UCR166528  Petalonyx thurberi Scott D. White, Brian Leatherman 2005-5-4 11013 Riverside Sonoran Desert, Eastern Coachella Valley. Thermal area; bajada below Mecca Hills and east of the Coachella Canal 49 Comment
  UCR169923  Petalonyx thurberi Scott D. White, Jennifer H. Jones 2005-4-21 10947 Riverside Sonoran Desert, Eastern Coachella Valley. Bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  UCR274214  Petalonyx thurberi Duncan S. Bell, Evan Meyer 2014-10-29 7688 Riverside Santa Rosa Mountains, Agua Alta Canyon, to the north of Martinez Canyon, c. 6 air miles southeast of the summit of Martinez Mountain 394 Comment
  SBBG29407  Petalonyx thurberi subsp. thurberi D. Myrick 1968-3-4 1802 Riverside Desert Hot Springs 304 Comment
  SBBG69399  Petalonyx thurberi subsp. thurberi R. Hoffmann 1928-10-21 Riverside below Fig Tree John's [Figtree John Spring] -60 Comment
  POM4187  Petunia parviflora Crawford, J. M. Johnston 1917-6-9 1230 Riverside Santa Ana River near Corona. Comment
  UCD39881  Petunia parviflora Leslie Ede, Farm Advisor 1974-6-1 s.n. Riverside Blythe. Comment
  UCR110405  Petunia parviflora A. C. Sanders, D. Bramlet, Mihai Costea, T. B. Salvato 1999-10-15 23174 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. east of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  UC1070056  Peucephyllum schottii H. S. Yates 1937-3-23 6434 Riverside Painted Canyon Thermal Quad. 121 Comment
  UCR244317  Peucephyllum schottii Jim Andre 2012-4-16 20892 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  UCR244871  Peucephyllum schottii Jim Andre 2012-3-19 21392 Riverside Sonoran (Colorado) Desert, Palen Mountains, along Palen Pass Rd at Palen Pass 383 Comment
  IRVC28827  Phacelia Mark A. Elvin 2005-4-26 4232 Riverside Coachella Valley/Indio Hills; N of I-10. Northern Sonoran Desert 198 Comment
  RSA783086  Phacelia J. D. Olmsted 1959-6-23 651 Riverside M. fk. San Jacinto River. Desert Sun School near Idyllwild. 1646 Comment
  RSA27430  Phacelia ambigua C. L. Hitchcock 1940-3-30 5877 Riverside Cottonwood Spring. Comment
  RSA554651  Phacelia ambigua A. C. Sanders, E. J. Lawlor 1992-4-4 12091 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  RSA79154  Phacelia ambigua P. A. Munz, Percy C. Everett 1952-5-2 16250 Riverside 2 miles west of Desert Hot Springs. 183 Comment
  GMDRC2618  Phacelia campanularia subsp. campanularia T. La Doux, J. Andre 2008-3-2 212 Riverside along I-10 at Whitewater exit, on S-facing slope at White Water River crossing.. Elev. 1115 ft. 340 Comment
  RSA799077  Phacelia campanularia subsp. campanularia Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6873 Riverside South side of Joshua Tree National Park, Cottonwood Spring 905 Comment
  POM13320  Phacelia campanularia subsp. vasiformis E. C. Jaeger 1921-4-18 1084 Riverside Cottonwood Springs, colorado Desert. Comment
Read comments
Oct 9 2010
  RSA160528  Phacelia campanularia subsp. vasiformis J. D. Olmsted 1958-3-29 83 Riverside 24 miles N of Jct between Cottonwood Pass and Cottonwood Spring Roads, Joshua Tree. 991 Comment
  SDSU18405  Phacelia cicutaria var. hispida C. Matt Guilliams, Jeannine Ross 2008-3-12 523 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. Collections near the Dudleya multicaulis restoration site. 388 Comment
  UCR89879  Phacelia cicutaria var. hispida Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3338 Riverside Peninsular Range; Santa Ana Mns., Proposed pipeline route; Lake Elsinore Pumped Storage Hydroeletric Project. west of Lake Elsinore, SE of Hwy 74 915 Comment
  UCR104637  Phacelia ciliata D. E. Bramlet 1996-4-12 2451 Riverside San Jacinto Wildlife Area. 46m S and 23m west of the N end of Pond No. 1. 1.4 km NE of the reserve at Davis rd. 433 Comment
  CAS-BOT-BC133964  Phacelia crenulata Mrs. Jos. Clement 1922-4-10 s.n. Riverside Mecca Comment
  CLARK-A1045-308  Phacelia crenulata var. ambigua George K. Helmkamp 1977-3-20 Riverside Deep Canyon Pinyon Pines area; ; ; Palm Desert 15'Q 1066 Comment
  RSA777392  Phacelia crenulata var. ambigua Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 792 Riverside Mecca Hills, just south of Shaver's Well. 305 Comment
  UC881052  Phacelia crenulata var. ambigua C. L. Hitchcock 1940-3-30 5877 Riverside Cottonwood Spring Comment
  UCSB31055  Phacelia crenulata var. ambigua Steele, R. 1977-3-28 Riverside Five miles south of Interstate 10 on Box Canyon Road 365 Comment
  SFV17332  Phacelia crenulata var. crenulata J. N. Hogue, J. D. Dilley 1998-4-23 108 .15 Riverside Chuckwalla Mountains. Corn Springs Wash at Corn Spring. 488 Comment
  CAS-BOT-BC133957  Phacelia distans John H. Thomas 1957-3-29 6517 Riverside Between Banning and Cabazon, about 2 miles east of Banning near railroad tracks. 609 Comment
  CAS-BOT-BC133971  Phacelia distans E. A. McGregor 1917-3-9 2057 Riverside Indio Comment
  SEINET3091699 Image available Phacelia distans Barbara Gayle Pitzer 1998-1-24 3382 Riverside N foot of Chuckwalla Mtns, Eagle Mt Rd, south side of Hwy I-10, 0.8 mi south of Hwy at powerline rd, & wash directly south of road 500 Comment
  UC73695  Phacelia distans Miss M. A. King 1893-1 Riverside Menifee Comment
  UCR180601  Phacelia distans Scott D. White, Angelia Carey 2004-4-5 10016 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  UCR86872  Phacelia distans A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16245 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 427 Comment
  CSUSB147  Phacelia minor Mike Meloy 1964-5-7 640507 6 Riverside Box Springs Mountains Box Springs Mountain- Lower slopes. 365 Comment
  RSA428083  Phacelia minor H. Twining 1888-03 s.n. Riverside Riverside. Comment
  UCR114839  Phacelia minor Mitch Provance 1998-2-17 75 Riverside Jurupa Mountains, Slopes on the W side of Sierra Blvd, c. 0.7 km NNW of the Jensen Quarry 396 Comment
  UCR214880  Phacelia neglecta A. C. Sanders 2010-3-15 37395 Riverside Sonoran (Colorado) Desert, pass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 deg. ) of Blythe 152 Comment
  SEINET12280304  Phacelia platyloba J. F. Bright, Wyman, C. 1933-1 8073 Riverside near Palm Springs Comment
  RSA741214  Phalaris aquatica Scott D. White, Justin M. Wood 2008-6-16 12107 Riverside Fobes Canyon, +- 1 mile up Fobes Ranch Road from Fobes Spring. 1540 Comment
  CAS-BOT-BC265896  Phalaris caroliniana Robert F. Thorne; E. Lathrop; et al 1969-5-19 37983 Riverside Rancho California, Mesa de Colrado, Santa Rosa Plateau 624 Comment
  RSA736287  Phalaris minor Scott D. White, Justin M. Wood 2008-5-13 11955 Riverside I-215 freeway right of way. South of Scott Rd. Comment
  UCR126938  Phalaris minor Julie A. Greene 1993-5-12 1304 Riverside Perris-Aguanga Basin region, South of gated West-East road, east of Davis Rd. 433 Comment
  RSA467439  Phleum alpinum M. B. Dunkle 1933-7-22 3746 Riverside Tahquitz Valley. San Jacinto Mountains. 2317 Comment
  UCR2663  Phleum pratense F. M. Reed 1903-12-10 224 Riverside San Bernardino Valley/Upper Santa Ana River region, Riverside, Terraces Ranch [547 Chicago Ave., near Arroyo Tequesquite] 305 Comment
  UC193878  Pholistoma membranaceum G. R. Vasey Feb. 1881 Riverside Whitewater Comment
  HSC83087  Phoradendron californicum A. C. Sanders, Pitzer, Charlton, Kniffen 1986-3-3 6097 Riverside Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the S 489 Comment
  JEPS121555  Phoradendron californicum Adam C. Schneider with Will Freyman 2014-2-16 398 Riverside Upper Box Canyon Road. Comment
  UC68680  Phoradendron californicum H. M. Hall May, 1905 6014 Riverside Colorado Desert, Cottonwood Springs 670 Comment
Read comments
Oct 9 2010
  POM98991  Phoradendron densum E. C. Jaeger 1926-3-24 s.n. Riverside Eagle Mts., eastern Riverside Co. 854 Comment
  UCR150012  Phoradendron macrophyllum Scott D. White, Angelia Carey 2004-4-16 10156 Riverside San Jacinto Mountain foothills, Indian Creek and adjacent slopes 610 Comment
  UCR165848  Phoradendron macrophyllum T. B. Salvato, John F. Green 2004-5-27 636 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
  UCR91927  Phoradendron pauciflorum George K. Helmkamp, E. A. Helmkamp 1995-11-16 3- 01 Riverside San Jacinto Mtns., At Humber Park NE of Idyllwild. 2000 Comment
  RSA356998  Phoradendron villosum Robert F. Thorne, Percy C. Everett 1966-10-18 41857 Riverside Santa Rosa Mountains. Comment
  CAS-BOT-BC260908  Phragmites australis S. B. Parish 1912-7-3 8069 Riverside Salton Bridge near Durmid Comment
  JEPS8988  Physalis crassifolia W. L. Jepson and W. C. Mathews May 1914 6028 Riverside n of Indio (County Well); Colorado Desert Comment
  UC1143155  Physalis crassifolia H. S. Yates 1937-3-23 6430 Riverside Painted Canyon; Thermal Quad. 121 Comment
  UCR123818  Physalis crassifolia Steven R. Hill 2001-5-3 33671 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
  UCR113987  Physalis philadelphica Mitch Provance, A. C. Sanders 2000-7-4 2111 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  RSA559325  Physalis philadelphica Steve D. Boyd, Tim S. Ross, D. Bramlet 1993-5-13 7362 -B Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Los Alamos Canyon at mouth of Wildhorse Canyon. 412 Comment
Read comments
Mar 24 2013
  JOTR32859  Physaria tenella La Doux, Tasha, E. Babich 2008-3-5 3007 Riverside Joshua Tree National Park. southeastern Hexie Mountains, near Smoke Tree Wash along Rte 11 Comment
  CLARK-A1528-2029  Picris echioides John C. Roos 1937-5-23 2060 Riverside La Sierra Comment
  SEINET3288971 Image available Pinus Loraine Yeatts, Dick Yeatts 2002-4-15 4768 Riverside Comment
  CAS-BOT-BC78471  Pinus contorta subsp. murrayana Winifern W. Swarth 1914-9-10 s.n. Riverside Divide west of Tahquitz Valley, San Jacinto Mts. 2438 Comment
  UC175  Pinus contorta subsp. murrayana H. M. Hall 1901-6-1 2321 Riverside near Tahquitz; San Jacinto Mountains 2590 Comment
  RSA5898  Pinus flexilis C. B. Wolf 1932-8-5 3971 Riverside San Jacinto Mts. Slopes of San Jacinto Peak, along the trail above Round Valley. 2927 Comment
  SD229025  Pinus jeffreyi Dick Schwenkmeyer 2012-9-20 841 Riverside Taquitz Valley Camp, 2.5 mi. east (via trail) of Humber Park, Idyllwild. 2502 Comment
  RSA0077534  Pinus monophylla G. Wallace 1964-4-26 s.n. Riverside San Jacinto Mountains. Comment
  RSA384462  Pinus quadrifolia Gale Sphon 1955-5-22 s.n. Riverside Pinon Flats, San Jacinto Mountains. Comment
  UCSB15616  Pinus quadrifolia 1961-8-5 Riverside Along State Highway 74 at junction with road to Anza 1371 Comment
  SEINET2042418 Image available Pistacia atlantica A. C. Sanders, G. Helmkamp 1997-3-15 20004 Riverside Peninsular Range: Lake Skinner, Multiple Species Reserve Headquarters, E of the lake (Bachelor Mountain Quad 7.5'). T7S R1W sec.6. 473 Comment
  RSA709637  Plagiobothrys acanthocarpus A. C. Sanders, Guy Bruyea 2004-4-2 27448 Riverside Peninsular Range: Temescal Canyon, Serrano Highlands project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 305 Comment
  UCR213677  Plagiobothrys acanthocarpus Stan C. Spencer 2010-3-17 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, Hemet, Hemet-Ryan Airport 460 Comment
  UCR127554  Plagiobothrys canescens A. C. Sanders, T. B. Salvato 2003-5-21 26798 Riverside Elsinore Valley, Wildomar, old ranch parcel SE of Wesley St. and SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  UCR266807  Plagiobothrys canescens Mitch Provance, Matt Amalong, Eric Kline 2015-3-24 315- 10 Riverside Paloma Valley, Menifee, NE corner of the intersection of Scott Rd. and Menifee. 454 Comment
  UCR116852  Plagiobothrys collinus A. C. Sanders, Steven R. Hill 2001-5-4 24141 Riverside Santa Ana Mtns. region, W of Temecula, Santa Rosa Plateau area, top of escarpment on Rancho California Rd. at Avenida del Oro (to Sandia Creek. Dr.), E side of Rancho Calif. Rd. 488 Comment
  UCR174437  Plagiobothrys collinus A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32483 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  UCR225614  Plagiobothrys collinus A. C. Sanders 2011-3-30 38920 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
  UCR112525  Plagiobothrys collinus var. californicus Mitch Provance 1998-2-13 8 Riverside Jurupa Mountains, Pyrite Canyon, c. 0.3 km east of peak 1768, and c. 0.3 km south of Riv. / S.B. county line. 442 Comment
  UCR249835  Plagiobothrys collinus var. californicus T. B. Salvato, John Lovio 2013-3-19 7357 Riverside Perris-Aguanga Basin, Menifee Valley, Los Alamos Road at its crossing of Warm Springs Creek, and hill west of Jeanette Drive 402 Comment
  UCR250567  Plagiobothrys collinus var. californicus A. C. Sanders 2014-4-25 41068 Riverside Peninsular Range, Temescal Canyon, Richland property between Horsethief Canyon Rd and Hostettler Rd., SW of I-15 392 Comment
  UC1605426  Plagiobothrys collinus var. fulvescens Steve Boyd 1986-4-2 1594 Riverside Harford Springs County Park Gavilan Hills, Gavilan Hills, Harford Springs County Park 609 Comment
  UCR117307  Plagiobothrys fulvus A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 739 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  RSA639627  Plagiobothrys fulvus var. campestris R. F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 51976 Riverside Santa Rosa Plateau: Mesa de Colorado 610 Comment
  RSA80213  Plagiobothrys kingii F. W. Peirson 1922-4-29 2924 Riverside Field S of Lake Elsinore 375 Comment
Read comments
Dec 19 2018
  SEINET7073341  Plagiobothrys nothofulvus A. G. Vestal 1963-4-29 s.n. Riverside South Mesa on Tenaja Grande (Tenaja Trunk Road), Santa Ana Mountains. Cleveland National Forest. Coordinate datum: NAD27. Comment
  UCR162821  Plagiobothrys nothofulvus 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
  SEINET272326  Plagiobothrys tenellus A. C. Sanders, G Helmkamp 1997-3-15 19961 Riverside Lake Skinner Area; NE of Skinner Lake in a tributary to Rawson Canyon along the dirt road. UTM 10km cell: MH-9E 1N. Sk 503 Comment
  UCR87662  Plagiobothrys tenellus A. C. Sanders 1994-5-29 14575 Riverside San Bernardino Mtns, East Branch Millard Canyon, along Forest Service Road 4S45 1200 Comment
  CAS-BOT-BC224912  Plantago erecta A. C. Sanders; T. B. Salvato 2011-3-28 38821 Riverside Peninsular Range; Perris-Aguanga Basin Region: Menifee Valley, powerline corridor along McLaughlin Rd. west of Murrieta Rd., north of Sun City 439 Comment
  RSA339067  Plantago erecta Robert F. Thorne, C. W. Tilforth 1980-5-28 54243 -a Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  UCR1612  Plantago major R. G. Barber 1962-5-3 57 Riverside City of Riverside, near drainage ditch on UCR grounds at 4808 Chicago Avenue. Comment
  UC1330003  Plantago ovata James E. Cole 1941-4-13 547 Riverside Old Dale Joshua Tree National Monument 396 Comment
  SBBG25046  Plantago ovata var. fastigiata D. Myrick 1966-4-1 1326 Riverside Desert Hot Springs, adjoining Linda Vista Lodge Comment
  UCD150032  Plantago ovata var. fastigiata G. Ledyard Stebbins 1966-1 64- 135 Riverside Above Palm Springs. Comment
  UCSB7471  Plantago ovata var. fastigiata Atsatt, Pete 1958-3-22 Riverside 8 miles east of Desert Center on highway 60 & 70; N. side of road Comment
  POM8833  Plantago patagonica Mary F. Spencer 1920-4-10 801 Riverside Palm Springs. Colorado Desert. 122 Comment
  RSA770451  Plantago patagonica Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4563 Riverside Transverse Ranges, San Bernardino Mountain region: Whitewater Cyn. 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. 526 Comment
  UCR90372  Plantago patagonica D. L. Banks, Steve Boyd 1995-5-3 0293 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
  RSA722418  Platanthera sparsiflora J. R. Bruff 1934-7-5 s.n. Riverside San Jacinto Mt. 2744 Comment
  RSA659486  Platanus racemosa Bob Rogers 1984-4-14 6 Riverside Collected in the San Jacinto river-bed on the North side of Hwy 74, 0.6 miles past Cranston ranger station going east from Hemet towards Mountain Center. 610 Comment
  UCR24221  Platanus racemosa John C. Roos 1938-3-20 725 Riverside Peninsular Range, Glen Ivy Spring, Temescal Valley Comment
  UCR280925  Platanus racemosa Mitch Provance 2017-5-25 517- 64 Riverside Temescal Valley, 0.3 to 0.5 miles SE of Indian Truck Trail, between Temescal Canyon Rd. and Hwy. 15 361 Comment
  RSA180244  Platystemon californicus E. W. Lathrop 1959-4-2 4434 Riverside 18 miles west of Murrieta. Comment
  RSA500217  Platystemon californicus Steve Boyd, Tim S. Ross, L. Arnseth 1989-5-7 3526 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  UC146755  Platystemon californicus Katharine Brandegee and Charlotte M. Wilder May 12 1905-May 17 1905 Riverside Wilders near Riverside; near Riverside Comment
  UCR262241  Platystemon californicus T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-23 3709 Riverside San Jacinto Mountains, San Jacinto River Canyon, along South Fork Trail (FSR 2E17), c. halfway between Hwy 74 and the bottom of the canyon 1274 Comment
  UCR280617  Platystemon californicus Mitch Provance, Jeremiah George, Matt K. Beyers 2017-4-3 417- 05 Riverside Gavilan Hills, Alberhill Canyon, dirt road portion of Lake St., about 0.8 miles N of Hwy. 15 at Alberhill. 457 Comment
  RSA776908  Pleuraphis rigida Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-5 960 Riverside Blythe-Rice Road, East/Northeast of Arica Mountains on Blythe-Rice Road, about 1 mile south of railroad crossing 243 Comment
  RSA603751  Pluchea odorata L. C. Wheeler 1932-9-4 1321 Riverside Santa Ana River at Chino Creek 183 Comment
  UCR92493  Poa annua 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
  UCR6673  Poa bulbosa E. W. Lathrop 1967-1 5661 Riverside Peninsular Range; Santa Ana Mtns., Cleveland National Forest, Santa Ana Mtns, Tenaja Ranger Station Comment
  UCR193893  Poa howellii A. C. Sanders, Mitch Provance 2008-7-11 35796 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek along trails in vicinity of junction of South Ridge and Coldwater Trails, 1.25 mi. NE of Mountain Center, c. 3/4 mile NE of Keenwild Fire Station 1475 Comment
  UCR201616  Poa pratensis Scott D. White, Justin M. Wood 2008-6-18 12239 Riverside San Jacinto Mountains, meadow northwest of Keen Camp Summit, southwest of Hwy 79 1463 Comment
  POM48845  Polycarpon depressum Charlotte M. Wilder 1905-04 s.n. Riverside Wilder s Canyon, Jurupa Mtns. Comment
Read comments
Aug 29 2009
  SBBG93057  Polygala cornuta var. fishiae S. D. White 1990-6-16 Riverside E wall of Hagador Cyn, near mouth of cyn Comment
  CAS-BOT-BC413754  Polygonum argyrocoleon Lewis S. Rose 1962-3-2 62011 Riverside La Quinta 3 Comment
  CLARK-A1528-3788  Polygonum lapathifolium Art Whistler 1966-5-18 8 Riverside University of California Comment
  UCR92304  Polygonum lapathifolium Scott D. White, S. Ogg 1994-10-17 2481 Riverside Temecula Valley, Temecula, Murrieta Creek channel, 1000 ft. north of bridge at Rancho California Ave. 311 Comment
  SD137999  Polypodium californicum Darin L. Banks, Steve Boyd 1995-2-16 50 Riverside Cleveland National Forest, Agua Tibia Wilderness Area; north slope AguaTibia Mtn., south of Dripping Springs Alcove, east of Woodchuck Trail Comment
  SEINET10602403  Polypogon interruptus Steve Boyd, Timothy S. Ross 1990-5-11 Boyd 4661 Riverside Vail Lake area, Arroyo Seco drainage, cyn bottom at N base of Wild Horse Peak, SE of Dripping Springs camp-ground of Cleveland Nat. Forest. T8S, R1W, N1/2 sec. 26 1900-2000' elev. Riparian woodland, pools along stream supporting Typha, Carex, etc. Benches, slopes burned. Coarse grass, local in pool along stream. 609 Comment
  SEINET273137  Poncirus trifoliata O. F. Clarke 1997-3-6 s.n. Riverside Riverside: O.F. Clarke's yard at 1012 Spruce St. 305 Comment
  RSA342042  Populus fremontii Robert F. Thorne, W. A. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54102 Riverside San Bernardino Mountains: Flood plain (wash) along Whitewater River, ca. 3.0 miles N of Whitewater Post Office. 591 Comment
  RSA6114  Populus fremontii Carl B. Wolf 1932-5-25 3679 Riverside 1 mile below the Fish Hatchery, Snow Creek, north base of San Jacinto Mountains 396 Comment
  SBBG125897  Populus trichocarpa A. C. Sanders with R. E. Riefner Jr. 2009-8-11 37158 Riverside Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River, near old boy scout camp 238 Comment
  CAS-BOT-BC356170  Porophyllum gracile A. J. McC. 1892-4-1 109 Riverside Elsinore Comment
  RSA552744  Porophyllum gracile Steve Boyd, Timothy S. Ross, Orlando Mistretta 1992-2-25 6676 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along San Mateo Tril from junction 7S04 & 7S01 upstream to southern end of Potrero de la Cienega, but primarily about Tenaja Falls. 396 Comment
  SBBG19980  Porophyllum gracile M. A. Piehl 1963-9-18 63848 Riverside US Hwy 80, 2.7 mi W of Desert Center 312 Comment
  SD233340  Portulaca oleracea Duncan S. Bell 2012-9-13 4194 Riverside Rice Valley; east side of the Arica Mountains; approximately 6 air miles southeast of the ghost town of Rice and approximately 5.5 air miles east of Priests Well. 202 Comment
  RSA180483  Potamogeton foliosus E. W. Lathrop 1960-6-9 4971 Riverside 14 miles west of Murrieta. Comment
  RSA198980  Potamogeton foliosus Robert F. Thorne 1968-5-8 37593 Riverside Santa Rosa Plateau, Rancho California 610 Comment
  RSA740930  Potamogeton foliosus var. foliosus Scott D. White, Justin M. Wood 2008-7-9 12433 Riverside K Flat, from large pond downstream to meadow. 1427 Comment
  SDSU14003  Potentilla glandulosa subsp. reflexa Michael G. Simpson, C. Luke, T. Sagar, S. Johnston, T. Duffy 2000-4-30 2103 Riverside El Valle. Remote southeastern region of Santa Margarita Ecological Reserve (SDSU). 640 Comment
  POM13649  Potentilla gracilis var. fastigiata Philip A. Munz 1922-7-6 5986 Riverside San Jacinto Mountains: Tahquitz Valley. 2195 Comment
  UC1931084  Potentilla gracilis var. fastigiata Scott D. White, Justin Wood 2008-6-19 12280 Riverside San Jacinto Mountains: Meadows at Baldy Mtn. Comment
  JOTR34236  Prenanthella exigua Harding, Mitzi 2010-6-3 37 Riverside Joshua Tree National Park. bajada west of Eagle Mountain, approx. 1 mi NE of Cottonwood Visitor Center, approx. 1/2 mi. east of Rte. 11 975 Comment
  RSA0013897  Proboscidea althaeifolia Scott D. White, Justin M. Wood 2005-10-4 11235 Riverside San Gorgonio Pass: Cabazon: Smith Creek (a dry wash) at the foot of the San Jacinto Mtns., south of the I-10 Freeway and west of San Gorgonio River. 564 Comment
  UCR190685  Proboscidea louisianica Michelle Balk 2006-3-20 3917 Riverside Peninsular Range; Perris-Aguanga Basin, Hemet, Stetson Estates just northwest of the intersection of Stetson and California 461 Comment
  RSA719246  Prosopis glandulosa Michael Honer, L. Hulse 2004-4-3 1906 Riverside Rockhouse Canyon, appx. 1/2 mi. N of intersection with Fargo Canyon. Peninsular Ranges, San Ysidro Mountains: W side of Otay Mtn; 1.5 km SSE of Savage Dam (Otay Lake); N of County Prison; near tributary to Otay River, N of O'Neal Canyon. 610 Comment
  SEINET3269556 Image available Prosopis glandulosa var. torreyana M. F. Wojciechowski 2000-4-5 875 Riverside Ca. 5 mi north of Blythe along US 95. Comment
  SEINET858920  Prosopis glandulosa var. torreyana M. F. Wojciechowski 2000-1 875 Riverside Ca. 5 miles north of Blythe along US highway 95, in low, sandy area adjacent to Colorado River. Comment
  CAS-BOT-BC216516  Prosopis pubescens E. A. McGregor 1917-3-17 721 Riverside Aqua Dulce Springs near NW Salton Sea Comment
  LA208073  Prunus emarginata W. B. Welch; 1928-5-5 Riverside San Jacinto Mountains, Idyllwild and Lily Rock Comment
  CAS-BOT-BC151127  Prunus fremontii J. Ewan 1929-2-22 3684 Riverside Palm Canyon of San Jacinto 304 Comment
  CLARK-A1528-4031  Prunus fremontii John C. Roos, Lucille Roos 1953-3-21 5908 Riverside Palm Springs 274 Comment
  SD216523  Prunus fremontii Jay B. Walker, Noah C. Goldstein 1995-3-21 1266 Riverside West of Palm Desert along Highway 79, 3 kilometers east of Pinyon Flat Campground 1200 Comment
  UCR265838  Prunus ilicifolia Mitch Provance 2012-5-24 512- 21 Riverside San Bernardino Mountains, Banning, foothills and alluvial fan near border with Beaumont, NE of the intersection of Highland Springs Avenue and Wilson St. 1067 Comment
  RSA5161  Psathyrotes ramosissima C. B. Wolf 1932-4-26 2972 Riverside 5 miles east of Mecca on Blythe Road, Colorado Desert 30 Comment
  UC566663  Psathyrotes ramosissima H. L. Mason 1928-3-10 4224 Riverside Hidden Springs Canyon Coachella Mountains, Hidden Springs Canyon Comment
  UCR213572  Pseudognaphalium biolettii A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37814 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, under powerlines near dirt extension of Lake St., 1.1 mi. NW (356 deg. ) of intersection of I-15 and Lake St. 549 Comment
  UCR280931  Pseudognaphalium leucocephalum Mitch Provance, Matt K. Beyers, Jeremiah George, John Hazlett 2017-6-5 617- 17 Riverside Temescal Valley, Mayhew Wash, S side of Temescal Canyon Rd., 0.3 mi NW of El Hermano Rd./Terramor Dr. 311 Comment
  RSA0116456  Pseudognaphalium stramineum R. G. Swinney 2011-6-9 17194 Riverside Santa Ana River Valley: Jurupa Valley, Pedley area, Horseshoe Lake, west of Van Buren Blvd., west of the corner and Studio Pl. and Lakeview Ave. 219 Comment
  SD244088  Psilocarphus brevissimus T. B. Salvato, Matt MallA^, Tom Sullivan 2013-3-27 7444 Riverside Perris-Aguanga Basin: Menifee, vacant lot north of Newcomp Substation, at southwest corner of Lazy Creek Road and Murrieta Road, (Romoland 7.5'Q) 431 Comment
  UCR202446  Psilocarphus brevissimus Karin Cleary-Rose, G. Nuhn 1995-7-20 s.n. Riverside Peninsular Range; Perris-Aguanga Basin, west edge of Hemet, 19 acre parcel on the Wilhelm Ranch, between Hwy 74 and Whittier Ave, at south end of Hyatt Ave., west of the San Diego Aqueduct 457 Comment
  POM259739  Psilostrophe cooperi E. C. Jaeger 1939-12-16 s.n. Riverside Chuckawalla Springs 183 Comment
  POM305419  Psorothamnus arborescens var. simplicifolius Henry J. Ramsey, Henry J. Ramsey 1937-11-28 752 Riverside Palm Springs Comment
  SD80985  Psorothamnus arborescens var. simplicifolius J. Harada 1969-5-3 14 Riverside 2.0 miles from Morongo Valley Road on Dillon Road; Indio Hills. 456 Comment
  CAS-BOT-BC353638  Psorothamnus emoryi E. A. McGregor 1917-3-18 702 Riverside 5 miles up Painted Canyon Comment
  GMDRC3104  Psorothamnus emoryi J. Andre, T. La Doux 2008-9-13 10265 Riverside Chuckwalla Valley: along Hwy 177 (northwest side), southeast end of Coxcomb Mountains 33 deg. 48.724' N 115 deg. 16.87' W. Elev. 527 ft. 161 Comment
  HSC14686  Psorothamnus emoryi L. S. Rose 1959-1-9 59005 Riverside Palm Desert 30 Comment
  JEPS41730  Psorothamnus emoryi W. L. Jepson 1927-4-14 11697 Riverside Colorado Desert, Silent Canyon, foothills SE end Santa Rosa Mts. 304 Comment
  UC729727  Psorothamnus emoryi Carl B. Wolf 1932-4-26 2967 Riverside on Blythe Road 3 mi e Mecca (Colorado Desert); , e of Mecca 0 Comment
  UCSB28384  Psorothamnus emoryi Blakley, E. 1961-9-10 Riverside 20 miles west of Blythe at desert wash crossing of U.S. Highway 60-70 106 Comment
  CAS-BOT-BC340924  Psorothamnus schottii Elizabeth McClintock 1964-4-8 s.n. Riverside East of Indio Comment
  JEPS41679  Psorothamnus schottii W. L. Jepson 1914-5-22 6040 Riverside near Indio (Thousand Palms Canyon, Colorado Desert); Colorado Desert, Thousand Palms Canyon, nr Indio Comment
  POM126307  Psorothamnus schottii Thomas Craig 1927-4-2 45 Riverside Hidden Springs Canyon; Colorado Desert. Comment
  RSA404254  Psorothamnus schottii Anstruther Davidson 1979-4-4 7690 Riverside Orocopia Mts. Lower End of Box Canyon on Box Canyon Rd., 4.4 mi. E of Mecca. 213 Comment
Read comments
Mar 15 2013
  RSA799247  Psorothamnus schottii Thomas Stoughton, Duncan S. Bell, Debra Nelson 2011-2-20 731 Riverside South side of the Mecca hills, side canyon roughly 1.3 miles north of turnoff for Painted Canyon on Box Canyon Road 113 Comment
  UC159350  Psorothamnus schottii E. E. Schellenger 1911-4-24 Riverside Colorado Desert, South of Palm Springs Comment
  JOTR32398  Psorothamnus spinosus Harding, Mitzi, A. Benton 2011-7-13 16 Riverside Joshua Tree National Park. Pinto Basin; Smoke Tree Wash; sandy, open flat along Pinto Basin road, just north of Smoke Tree Wash 809 Comment
  RSA180397  Pterostegia drymarioides E. W. Lathrop 1965-5-7 5709 Riverside 5 miles SW of Murrieta on the De Luz Road. Comment
  UC64579  Pterostegia drymarioides H. M. Hall May 1899 Riverside at Van de Venter's, San Jacinto Mts. San Jacinto Mts., Van de Venter's 1371 Comment
  UCR250907  Pterostegia drymarioides A. C. Sanders 2014-4-18 41023 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
  SD146003  Pulicaria paludosa A. C. Sanders, Pam MacKay, et al. 1996-11-23 19661 Riverside San Bernardino Mountains; Whitewater Canyon just above Bonnie Bell, 2.3 miles below the stream crossing near the fish hatchery. 534 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
  JOTR35439  Purshia tridentata var. glandulosa Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 45 Riverside Joshua Tree National Park. Little San Bernardino Mtns. W of Juniper Flats (stop1) Comment
  UC1329921  Purshia tridentata var. glandulosa James E. Cole 1941-5-17 722 Riverside Covington Flat; Joshua Tree National Monument 1584 Comment
  POM263040  Quercus agrifolia J. C. Roos 1937-8-19 358 Riverside Near summit, Pines to Palms Road 1433 Comment
  RSA735195  Quercus agrifolia Keith E. Hoffmaster 1934-4-8 157 Riverside Santa Ana Mts. Comment
  UC5484  Quercus agrifolia Samuel B. Parish 1891-11-3 2253 Riverside Murietta Comment
Read comments
Jul 15 2009
  UCR155335  Quercus agrifolia A. C. Sanders, Mike Misenhelter 2005-3-23 29267 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  UCR158896  Quercus agrifolia A. C. Sanders, R. E. Riefner Jr. 2005-8-12 31559 Riverside San Jacinto Mtns., Valley Hi County Park (closed) off Hwy 243 and Twin Pines Rd. at McMullen Flat 1189 Comment
  UCR174133  Quercus agrifolia A. C. Sanders, T. B. Salvato 2006-6-2 33083 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
  RSA716195  Quercus agrifolia var. agrifolia Scott D. White, Angelia Carey 2004-4-5 10014 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  RSA0039065  Quercus berberidifolia Jeremiah George 2012-8-8 080812 -1 Riverside San Timoteo Canyon, south of El Casco So. Calif. Edison substation, west side of San Timoteo Creek, west of dirt SCE line access road 655 Comment
  RSA748221  Quercus berberidifolia T. Scott, A. Townesmith, K. M. Meyer 2007-3-9 112 Riverside Cleveland National Forest. 0.8 mile down Woodridge Rd. in town of Oak Grove, at Oak Grove trailhead. 855 Comment
  UCR149943  Quercus berberidifolia Scott D. White 2004-10-8 10775 Riverside Peninsular Ranges, 'Black Hills,' southeast of Lake Skinner and north of Oak Mountain 640 Comment
  SD229172  Quercus chrysolepis Dick Schwenkmeyer 2012-8-7 789 Riverside Santa Rosa Mountain Cabin, 10 miles southeast of the intersection of Highway 74 and Santa Rosa Mountain road. 2305 Comment
  JOTR34174  Quercus cornelius-mulleri Harding, Mitzi, T. Herskovits and D. Oquendo 2011-5-5 135 Riverside Joshua Tree National Park. Little San Bernardino Mountains; side canyon of Pushawalla Canyon; Steep rocky/gravelly drainage near elevated seep, and steep gravelly hills surrounding it (Stop 4) 1371 Comment
  UC63840  Quercus cornelius-mulleri H. M. Hall May 1901 1917 Riverside e of Kenworthy (e base of San Jacinto Mountains, along borders of the Colorado Desert); Colorado Desert, San Jacinto Mountains Comment
  CAS-BOT-BC86545  Quercus dumosa C. L. Hitchcock; C. V. Muhlick 1964-3-17 23102 Riverside 10 miles N of Pala, on road to Elsinore Comment
  UCR262458  Quercus engelmannii Cecile Shohet 2015-6-24 s.n. Riverside Beaumont, NW of 'Plantation on the Lake' mobile home park, south of I-10, east of Cherry Valley Blvd., west of Plantation Dr., under powerlines 728 Comment
  UC667286  Quercus john-tuckeri Annie M. Alexander and Louise Kellogg 1941-5-21 2210 Riverside n slope Eagle Mountains; Colorado Desert 1280 Comment
  CAS-BOT-BC104316  Quercus palmeri A. C. Sanders; Mitch Provance 1998-5-14 21848 Riverside Jurupa Mtns: Rattlesnake Mtn. (hill 1452 m), Crestmore, above watertank W of Cedar Ave., above intersection of Andalusia and Malaga Streets 396 Comment
  UCR262385  Quercus wislizeni Tom Scott 2011-1 2011- 568 Riverside San Bernardino Mtns., south side of mountains in Banning Canyon, USFS Road 2S01, c. 1 mile north of locked gate at Bluff St. 1003 Comment
  RSA748222  Quercus wislizeni var. frutescens T. Scott, A. Townesmith, K. M. Meyer 2007-3-9 113 Riverside Cleveland National Forest. 0.8 mile down Woodridge Rd. in town of Oak Grove, at Oak Grove trailhead. 855 Comment
  RSA220971  Rafinesquia californica E. W. Lathrop 1966-5-8 6405 Riverside 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest. Trabuco District. 274 Comment
Read comments
Apr 28 2011
  UCR113533  Rafinesquia californica Mitch Provance 1998-6-6 694 Riverside Jurupa Mountains, Jensen Quarry, Sunnyside area on W side of Sierra Blvd, just east of corner of 29th St. and Scenic Drive 262 Comment
  UCR158717  Rafinesquia californica A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30017 Riverside Peninsular Range, Agua Tibia Mountains, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  CAS-BOT-BC362624  Rafinesquia neomexicana F. H. Billings 1926-2-28 4 Riverside Near 29 Palms, Colorado Desert Comment
  RSA444569  Rafinesquia neomexicana Walter Wisura 1988-3-23 4213 Riverside Highway 62 immediately E of Robinson Road, West of Twentynine Palms. Comment
Read comments
Sep 7 2013
  RSA605191  Rafinesquia neomexicana A. C. Sanders, K. Rose, D. Woodard 1995-3-15 16135 Riverside Coachella Valley, mouth of San gorgonio Pass, along Whitewater River wash between Windy Point and I-10. 329 Comment
  SEINET186324  Rafinesquia neomexicana P. A. Munz 1940-3-24 15707 Riverside 2 miles north of Cottonwood Springs Eagle Mountains. 914 Comment
  UCD135347  Rafinesquia neomexicana LeRoy Gross; Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1413 Riverside Colorado Desert. Chocolate-Chuckwalle Mountains region. Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 479 Comment
  UCD135362  Rafinesquia neomexicana William Shapeero 1954-4-28 s.n. Riverside Joshua Tree National Monument. Comment
  RSA0021845  Ranunculus californicus var. californicus Elbert Benjamine 1929-5-18 218 Riverside Mt. San Jacinto. 1524 Comment
  RSA399986  Ranunculus eschscholtzii Anstruther Davidson 1896-7-7 1922 Riverside Mt. San Jacinto. Comment
  UC1536931  Raphanus sativus Gordon H. True Jr. 1935-3-18 129 Riverside Pigeon Pass 457 Comment
  UCD111898  Rhamnus crocea Frank W. Gould 1943-4-17 2124 Riverside 12 miles S of Corona. Comment
  CAS-BOT-BC56044  Rhamnus ilicifolia H. E. McMinn 1925-7-1 1489 Riverside Control at base of grade to Idyllwild, San Jacinto Mts. Comment
  JOTR16836  Rhamnus ilicifolia Baker, James K. & Baker, Ilisa T. 1966-10-14 s.n. Riverside Joshua Tree National Park. BARKER DAM 1310 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
  UCR111234  Rhamnus ilicifolia Ward B. Holt 1941-10-23 1941- 19 Riverside Southern Mojave Desert, Road to Keys [View] Point, Joshua Tree National Monument Comment
  UCR264472  Rhamnus ilicifolia S. J. Myers, Vesta A. Myers, Bill Hopson 2015-1-2 1073 Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon, lower part of canyon, near Corona 427 Comment
  UC723853  Rhododendron occidentale C. Epling, Wm. Robison 1935-6-29 Riverside Mount San Jacinto, Marion Peak Marion Peak; Mount San Jacinto, Marion Peak Comment
Read comments
Oct 14 2006
  POM312168  Rhododendron occidentale var. californicum N. C. Cooper 1944-6-17 1403 Riverside San Jacinto Mtns. Above Banning 1372 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
  UCR94062  Rhus aromatica Scott D. White, Duayne Haselfeld 1996-7-2 4269 Riverside San Jacinto/Santa Rosa Mtns, Pinyon Flat area, north of Hwy 74, c. 10 road mi east of junction with Hwy 371, west-facing slope of Sugarloaf Mountain and adjacent valley 1402 Comment
  JEPS66259  Rhus ovata W. L. Jepson 1901-5-31 1566 Riverside Temecula River, from Riverside to Santa Rosa Peak and Palomar Temecula River Comment
  POM14057  Rhus ovata P. A. Munz, D. Keck 1922-4-14 5004 Riverside East of Whitwater Ranch 213 Comment
  RSA13815  Rhus ovata Victor Duran 1933-7-3 3498 Riverside 2 miles east of Pinyon Flat, Santa Rosa Mountains. 1067 Comment
  RSA736736  Rhus ovata Scott D. White, Angelia Carey, Linda Archer 2004-8-5 10684 Riverside Soboba Indian Reservation- Indian Creek and adjacent uplands, from confluence w/ San Jacinto River to +/- 2 miles upstream. 534 Comment
  UCR103276  Rhus ovata B. G. Pitzer, O. F. Clarke, S. Reed, G. Ruiz 1998-3-7 3571 Riverside San Bernardino Mountains, Wildlands Conservancy's Mission Creek Preserve, c. 2 mi. up canyon from entrance at ranch gate, on Mission Creek Road, off of Calif. Hwy 62 762 Comment
  SDSU5892  Ribes cereum Charles F. Phleger 1962-5-13 Riverside Collected on road leading up to Black Mountain in the San Jacinto Mountains. Comment
Read comments
Feb 28 2013
  CLARK-A1528-6880  Ribes indecorum John C. Roos 1946-12-27 3194 Riverside Box Springs Mountains Comment
  RSA162690  Ribes malvaceum var. viridifolium J. D. Olmsted 1960-2-22 1104 Riverside Up Tin Mine Canyon, first side canyon to the left with mining lcaim past jct with Hgador Canyon, Santa Ana River. 389 Comment
  UCSB2632  Ribes malvaceum var. viridifolium Keator, Glenn Riverside on Mt San Jacinto; on highway from Palm Desert to Riverside 914 Comment
  HSC86125  Ribes nevadense Jane Hildreth 1981-6-4 23 Riverside San Jacinto Mtns., San Bernardino National Forest, Bay Tree Springs along Hwy. 243, 12 mi. S of Banning 1646 Comment
  SD29587  Ribes nevadense Darley F. Howe 1941-6-9 Riverside Strawberry Creek San Jacinto Mts Comment
  UCR35281  Ribes roezlii var. roezlii L. B. Ziegler 1968-6-12 316 Riverside San Jacinto Mtns., Thomas Mountain, slopes below summit 2043 Comment
  UCR81108  Ribes roezlii var. roezlii Scott D. White 1993-5-29 1436 Riverside San Bernardino Mtns, Big Oaks Canyon, along the road to Raywood Flat,Yucaipa Ridge 2134 Comment
  UCR79260  Ribes speciosum Steve Boyd, Orlando Mistretta 1992-4-22 7011 Riverside Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area. Indian Potrero Trail S from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon 701 Comment
  CDA36186  Romneya trichocalyx A. C. Sanders 2010-5-19 38414 Riverside Riverside West 7.5; Peninsular Range/San Bernardino Valley Riverside, western end of North Hill, edge of Fairmont Park, above intersection of Redwood Dr. and Randall Rd. Comment
  RSA752136  Rorippa curvisiliqua Justin M. Wood, Brandy Wood 2009-7-4 1040 Riverside Riverside Flood Control Basin, SW corner of Patton Rd and Wineville Rd, immediately S of San Bernardino County Line. 250 Comment
  UCR201631  Rosa californica Scott D. White, Justin M. Wood 2008-6-16 12121 Riverside San Jacinto Mountains, Fobes Canyon, c. 1 mi up Fobes Ranch Road from Fobes Spring 1555 Comment
  SEINET10542871  Rubus parviflorus David B. Dunn 1946-8-17 Dunn 2732 Riverside Round meadow dry hillside among lodge pole pines. San jacinto mountains Comment
  CAS-BOT-BC421719  Rumex conglomeratus E. W. Lathrop 1966-5-15 6309 Riverside 3 miles SE of Murrieta on the De Luz Road Comment
  UCR25812  Rumex conglomeratus John C. Roos 1952-6-10 5759 Riverside San Bernardino Valley Region, Fairmont Park in Riverside, edge of lake 259 Comment
  RSA613324  Rumex hymenosepalus D. L. Banks 1997-3-1 1388 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, west of Pala Road. Reservation lands west of the casino and along Pechanga Creek. 329 Comment
  UCD101315  Rumex hymenosepalus R. N. Raynor 1933-3-31 s.n. Riverside Moreno Valley. Comment
  SD124772  Rumex obtusifolius Andy C. Sanders 1986-5-10 6498 Riverside Mouth of the Whitewater River, along the levee where the river crosses Lincoln St., 3 miles S of Mecca -70 Comment
  RSA788814  Rumex salicifolius Robert F. Thorne, Walter Wisura 1977-9-17 50776 Riverside San Jacinto Mountain: Long Valley to Round Valley along trail to summit. 2591 Comment
  UC489273  Rumex salicifolius var. denticulatus C. V. Meyer 1928-7-30 586 Riverside Saunders Meadow San Jacinto Mt. 1676 Comment
  UC1178624  Rumex salicifolius var. salicifolius Peter Kamb 1948-10-31 1284 Riverside Hall Canyon San Jacinto Mts. 1645 Comment
  SEINET7048187  Salazaria mexicana Steven R. Hill 2001-5-3 33695 Riverside Northeast-facing slopes of Mount San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, about 3.8 miles due west of California Route 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area. Elevation about 2600 feet. Comment
  SEINET5568897  Salicaceae Swingle 1915-1 s.n. Riverside Indio. Comment
  RSA0010966  Salix exigua var. exigua Mary F. Spencer 1918-4-7 812 Riverside Palm Springs. 168 Comment
  SBBG58934  Salix exigua var. hindsiana Mrs. H. P. Bracelin 1932-4-13 602 Riverside E side of bridge over Santa Ana River, 4.8 km N of Arlington on rd to Pedley, W of Riverside 240 Comment
  POM319097  Salix gooddingii Patricia Wilder 1971-9-29 5274 Riverside San Jacinto River drainage area. Base of the San Jacinto Mountains, east of Hemet on north side of Valle Vista at north end of Fairview Street, north of Florida Street; at boundary of Soboba Indian Reservation. 518 Comment
  SD229279  Salix gooddingii Dick Schwenkmeyer 2012-11-6 882 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
  UCR128256  Salix gooddingii A. C. Sanders, Kelly Volansky 2003-10-16 27346 Riverside Moreno Valley, lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. 534 Comment
  UCR270191  Salix gooddingii A. C. Sanders, Jeanne Marie Acceturo & participants in Jepson Workshop 2016-4-2 42412 Riverside Peninsular Range, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, south end of Los Caballos Road, vicinity of lab and old Emerson house site 488 Comment
  SEINET10539067  Salix gooddingii David B. Dunn, A. Folsom 1948-6-17 Dunn 3792 Riverside At camp in pushawalla canyon under palms. Indio hills. Colorado desert. Comment
  CLARK-A1528-832  Salix lasiolepis C. M. Flanagan 1973-6-13 OO 706 Riverside Morongo Indian Reservation Comment
  SDSU13633  Salsola tragus W. Miller with C. Mosse 1972-7-12 Riverside Northwest corner, west of woodland (west of R.C. Weather Station). Comment
  UCR246686  Salsola tragus R. E. Riefner Jr. 2006-11-14 06- 675 Riverside city of Riverside, Main St at Russell St 259 Comment
  UCR263243  Saltugilia A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41476 Riverside San Gorgonio Pass, 3.3 miles east of Cabazon, north of the San Gorgonio River wash on the alluvial slope east of the water bottling plant and south of I-10 445 Comment
  UCR108494  Saltugilia australis A. C. Sanders, G. K. Helmkamp, P. J. MacKay, et al. 1995-3-19 16154 Riverside San Jacinto Mtns foothills/Sonoran Desert, Coachella Valley; alluvial fan of Chino Canyon along the Palm Springs tram road, north of the road, 14 telephone poles above Hwy 111/Palm Canyon Dr. 300 Comment
  UCR120896  Saltugilia australis A. C. Sanders, Dan Malueg 2002-4-8 24905 Riverside Perris-Aguanga Basin region, Tucalota Creek along gasline right-of-way, SE of French Valley Airport, off Borel Rd. in NE Murrieta 396 Comment
  RSA0094961  Saltugilia australis P. A. Munz 1926-5-2 10424 Riverside 5 miles NW of Dripping Spring. Comment
  RSA469679  Saltugilia splendens N. C. Cooper 1944-6-17 1385 Riverside San Jacinto Mountains: above Banning. 1372 Comment
  JOTR16794  Saltugilia splendens subsp. splendens Moore, Sue 1968-5-6 s.n. Riverside Joshua Tree National Park. EUREKA PEAK 1676 Comment
  RSA772409  Salvia apiana Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4856 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
  UCLA70120  Salvia carduacea C. Epling and Mrs. Epling 1937-6-6 Riverside between Anza and Cahuilla Comment
  CLARK-A1656-683  Salvia columbariae Lois Ann Scott 1979-3-15 Riverside Mecca 269 Comment
  HSC14332  Salvia columbariae C. L. Hitchcock 1966-3-15 24155 Riverside 1 mi. E of Glen Ivy Hot Springs Comment
  POM4128  Salvia columbariae Robinson, Crocker 1916-3-28 s.n. Riverside Santa Ana Mountains: Comment
  RSA291604  Salvia columbariae C. W. Tilforth, Walter Wisura 1979-4-11 1790 Riverside Hills on south side of Lake Skinner, east of Murrieta. 427 Comment
  SD10679  Salvia columbariae Mrs. D. R. Wolf 1932-3-20 28 Riverside 2.5 Mi N of De Luz, Redman Ranch 1500 Comment
  SDSU18372  Salvia columbariae C. Matt Guilliams 2008-2-21 463 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 418 Comment
  SEINET7907885  Salvia columbariae D. A. Johnson 2005-1 2005- 02 -20-13 Riverside Between Coachella & S entrance to Joshua Tree Nat'l Park, S of Interstate 10 914 Comment
  UCR234248  Salvia columbariae A. C. Sanders, T. B. Salvato 2012-4-27 40094 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. between Glen Ivy/I-15 and Indian Truck Trail, 265 m NW of El Hermano Rd. 310 Comment
  UC104485  Salvia eremostachya H. M. Hall 1902-4-12 2856 Riverside Coyote Canyon Western Borders of the Colorado Desert 914 Comment
  UCR23566  Salvia greatae John C. Roos 1958-3-29 s.n. Riverside Sonoran (Colorado) Desert, Salt Creek Wash, 3 miles north of Coachella Canal on [south] base of Orocopia Mtns. 305 Comment
  CAS-BOT-BC233346  Salvia vaseyi D. A. Johansen; J. A. Ewan 1932-4-11 7077 Riverside Martinez Canyon, Santa Rosa Mts. 365 Comment
  CAS-BOT-BC235030  Sambucus H. M. Hall 1901-6-1 2216 Riverside Onstat's Canon [Onstatt's Canyon], San Jacinto Mt. 1676 Comment
  UCR151362  Sanicula arguta D. L. Banks, V. W. Steinmann 1997-3-13 1425 Riverside NW Palomar Mtns, Agua Tibia Mtns: Redhawk Housing Development, north of the Pechanga Indian Reservation in the hills south of the intersection of Marge Place and Tehachapi Pass (S of Redhawk Parkway) 378 Comment
  SD152966  Sanicula bipinnatifida Steve Boyd, Tim Ross 1992-3-31 6770 Riverside Santa Ana Mountains; on Elsinore Peak. 1014 Comment
  UCR241569  Sanicula bipinnatifida A. C. Sanders 2013-4-16 40800 Riverside Peninsular Range; SE Gavilan Hills, SCE power line west of the San Jacinto River and south of Perris, below/NE of the intersection of McPherson Rd. and Keystone Dr. 450 Comment
  RSA543951  Sanicula crassicaulis Steve Boyd, Orlando Mistretta 1991-5-9 6183 Riverside Santa Ana Mountains, lower flank of range along the Bedford Truck Trail on ridge between Bedford and McBribe Canyons. 549 Comment
  RSA748816  Sanicula crassicaulis G. Gust, L. Nye 2005-3-12 558 Riverside Cleveland National Forest. Hwy 74 W of lower San Juan Picnic Area at pullout W side of Santa Ana Mtn. Range. 495 Comment
  UC73512  Sarcostemma cynanchoides subsp. hartwegii M. F. Gilman 1904-1 35 Riverside Banning Comment
Read comments
Mar 13 2011
  UCR217505  Satureja chandleri Ana Hernandez 2009-4-28 008 Riverside Santa Ana Mtns: foothills, Santa Rosa Plateau, near Tenaja Rd., on north-facing slope and drainage 512 Comment
  UCR228907  Schinus polygamus A. C. Sanders 2011-4-7 39036 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, between Horsethief Canyon and Glen Eden, along I-15 Frontage Rd., SE of Lee Lake 381 Comment
  RSA777677  Schismus arabicus Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 983 Riverside Iron Mountains, on southwest side of mountains in drainage on either side of the road 419 Comment
  UCR163233  Schoenoplectus acutus var. occidentalis D. L. Koutnik, Ian Swift 1999-6-19 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, proposed conservation bank in Wilson Creek watershed, north of Aguanga, west of Cahuilla Rd., south of Wilson Valley Rd., east of Sage Rd. 671 Comment
  POM1394  Schoenoplectus americanus I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon. 274 Comment
  RSA736531  Scirpus microcarpus Scott D. White 2004-4-26 10257 Riverside Soboba Indian Reservation, Indian Creek Watershed 518 Comment
  UCR199569  Scrophularia californica Scott D. White, Angelia Carey 2004-7-2 10556 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Poppet Creek Canyon 610 Comment
  UCSB25710  Scrophularia californica Gliessman, Stephen 1968-7-17 Riverside along Little Thomas Mountain Road, 2.7 miles southwest of junction with Highway 74, Little Thomas Mountain 1524 Comment
  POM184168  Scrophularia californica subsp. floribunda Philip A. Munz 1932-3-24 12029 Riverside Base of mts. south of Elsinore Lake. 366 Comment
  RSA192103  Scrophularia californica subsp. floribunda E. W. Lathrop 1960-6-8 4931 Riverside 14 miles west of Murrieta Comment
  CAS-BOT-BC69807  Selaginella bigelovii Ivan Johnston 1917-4-4 1044 Riverside Palm Canyon, Colorado Desert. 304 Comment
  UCR202013  Selaginella bigelovii Mike Misenhelter 1998-7-7 s.n. Riverside Peninsular Range; San Jacinto Mtns. Foothills, 35 acre 'Searl Tank' site, foot of the north end of Mica Butte, just SE of the intersection of State St. and Cactus Valley Rd., c. 1 mile south of Hemet 585 Comment
  RSA679194  Selaginella watsonii Michael W. Denslow, Firoozeh Navid-Ara, Valerie Soza 2003-7-15 1446 Riverside Northeast side of Tahquitz Peak, on trail to Saddle Junction 2637 Comment
  CAS-BOT-BC363486  Senecio californicus Philip A. Munz No date on label 15663 Riverside Whitewater Canyon, 2 miles north of Indio - Banning boulevard Comment
  UC1584113  Senecio californicus Steve Boyd, Tim Ross, Laurel Arnseth 1990-3-29 3868 Riverside cinder cone ridge at n side mouth Temecula Creek Canyon (and adjacent benches on s flank Big Oak Mts); Vail Lake Area, n side mouth Temecula Creek Canyon, s flank 396 Comment
  UCR136000  Senecio californicus 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 west of Wilson Creek 915 Comment
  POM98008  Senecio californicus E. C. Jaeger 1926-3-27 s.n. Riverside Bautista Valley 1220 Comment
  CAS-BOT-BC323990  Senecio flaccidus var. douglasii Roxana S. Ferris 1953-4-20 12634 Riverside Canyon floor, road to Lost Palms Canyon about 4 miles N of Shaver summit. Comment
  RSA11744  Senecio flaccidus var. douglasii C. Epling, Wm. Robison 1933-6-24 s.n. Riverside Little San Bernardino Mountains. San Gorgonio Wash, near Banning Comment
  RSA543751  Senecio flaccidus var. douglasii Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6055 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  UC35967  Senecio flaccidus var. douglasii H. M. Hall June 1901 2009 Riverside canyon of San Jacinto River San Jacinto Mountains, San Jacinto River 609 Comment
  UCSB7410  Senecio flaccidus var. douglasii Ferris, R.; Bacigalupi, Rimo 1953-4-20 Riverside Road to Las Palms Canyon, ca. 4 miles N. of Shaver Summit Comment
  POM13264  Senecio mohavensis E. C. Jaeger 1922-3-4 116 Riverside Painted Canyon near Mecca. Comment
  RSA473052  Senecio mohavensis Christopher Davidson 1979-4-4 7728 Riverside Orocopia Mountains, E of Box Canyon on Box Canyon Rd., 15.1 miles E of Mecca. Dirt road to the SE. 579 Comment
  UCR213264  Senecio mohavensis A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37452 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
  UCR16801  Senecio vulgaris A. C. Sanders 1973-5-24 00164 Riverside San Bernardino/upper Santa Ana River Valley, Riverside, SE corner of intersection of Pennsylvania Ave. [now Martin Luther King Blvd.] and Chicago Avenue 305 Comment
  UCR21974  Senecio vulgaris Steve Boyd 1980-5-5 202 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 610 Comment
  RSA517262  Senna obtusifolia Les Ede 1989-7-25 s.n. Riverside Blythe area. Comment
  POM243656  Sesbania exaltata E. C. Jaeger 1938-10-30 s.n. Riverside Mecca Comment
  SEINET3228162  Sesbania herbacea G. Rink, S. Rhodes 2012-9-9 11688 Riverside Agricultural fields southwest of Blythe 84 Comment
  POM767  Sesuvium verrucosum I. M. Johnston, P. Munz 1918-5-27 2165 Riverside Lake Elsinore. Comment
  UCR110372  Sesuvium verrucosum A. C. Sanders, Mitch Provance 1999-9-26 23121 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
  UCR280990  Sesuvium verrucosum Mitch Provance, Matt K. Beyers, John Hazlett, Jeremiah George 2017-5-25 517- 55 Riverside Elsinore Trough, Undeveloped area just NNE of Peter Lehr Drive at Diamond Circle, above the E side of the the San Jacinto River 387 Comment
  UCR225166  Sherardia arvensis Steve Boyd 2005-7-4 11633 Riverside Coastal Plains & Basins; San Bernardino Basin region, City of Riverside, Wood Steets neighborhood, southeast of confluence of Arroyo Tequesquite and Santa Ana River, northeast corner of Brockton Ave. and Beechwood Place. 244 Comment
  RSA433906  Sidalcea malviflora Robert Gustafson 1983-4-18 2508 Riverside Clinton Keith Road, about 3 miles from its junction with Hwy. 15, eastern slopes of the Santa Ana Mts. 549 Comment
  UCR3972  Sidalcea malviflora Art Whistler 1968-4-7 s.n. Riverside Peninsular Range, E side of Hwy 395 at 'Bibleland' entrance, just north of San Diego County line 244 Comment
  RSA741171  Sidalcea malviflora subsp. sparsifolia Scott D. White, Justin M. Wood 2008-5-15 12007 Riverside San Jacinto Mountains: Johnson Meadow. 1415 Comment
  UC871471  Sidalcea malviflora subsp. sparsifolia Mary F. Spencer 1922-4-25 2016 Riverside near Banning (Lamb's Canyon) 701 Comment
Read comments
Mar 13 2011
  UCR201653  Sidalcea malviflora subsp. sparsifolia Scott D. White, Justin M. Wood 2008-5-15 12007 Riverside San Jacinto Mountains, Johnson Meadow 1476 Comment
  UCR158345  Silene gallica A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30087 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
  POM187410  Silene parishii var. viscida L. Crutcher 1933-7-31 12 Riverside Tahquitz Peak Comment
  PASA2367  Simmondsia californica Stason 1930-4-1 Riverside Near Cottonwood Springs Comment
Read comments
Nov 12 2014
  CAS-BOT-BC202956  Simmondsia chinensis Peter H. Raven 1959-5-18 14249 Riverside Pinyon Flats, San Jacinto Mountains Comment
  RSA0021297  Sisymbrium altissimum Duncan S. Bell, Keir Morse 2013-3-30 4662 Riverside A small hidden spring in an unnamed canyon to the east of Snow Canyon, about 1.8 air miles southwest of Windy Point. 482 Comment
  RSA696356  Sisymbrium altissimum Keith E. Hoffmaster 1937-6-6 s.n. Riverside San Jacinto Mountains. Comment
  UC857350  Sisymbrium altissimum C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-4-15 4741 Riverside Gavilan Peak 600 Comment
  RSA719076  Sisymbrium irio Michael Honer 2005-3-18 2090 Riverside Palen Valley; appx. 3 mi. due E of Desert Center Airport. 134 Comment
  UC4235  Sisyrinchium bellum H. M. Hall 1901-7-1 2470 Riverside San Jacinto Mountains, Tauquitz Valley Tauquitz Valley; San Jacinto Mountains, Tauquitz Valley 2743 Comment
  CLARK-A1528-898  Solanum douglasii Ken F. Clarke 1971-8-11 Riverside Box Springs Mountains Comment
  RSA586769  Solanum douglasii D. L. Banks, Steve D. Boyd 1995-5-17 467 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mtn., E of the Dripping Springs Alcove area W of the Dripping Springs Trail, at the spring just inside the wilderness boundary. 732 Comment
  RSA0020266  Solanum nigrum Scott D. White 1998-6-28 6788 Riverside Corona: River Road bridge over the Santa Ana River. 160 Comment