Search Results — 2000 specimen records retrieved (1899 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CHSC1076  Abronia villosa E. Thomas 1939-10-26 Riverside Cathedral City. Comment
  RSA461032  Abronia villosa Aloys Nicholson 1930-4-6 s.n. Riverside 1000 Palms. Colorado Desert. Comment
  SBBG1865  Abronia villosa H. and M. Dearing 1939-4-12 3162 Riverside E of Indio Comment
  UC101376  Abronia villosa D. Cleveland 1887-5-13 740 Riverside Tenecula Comment
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Mar 27 2011
  UC1136567  Abronia villosa H. S. Yates 1937-6-27 6719 Riverside s end of Hemet Valley; San Jacinto Comment
  UC851647  Abronia villosa Lewis S. Rose 1940-3-13 40114 Riverside Whitewater desert 60 Comment
  POM324029  Abronia villosa var. aurita Greg White 1971-7-15 296 Riverside N. Lake Hemet, Hemet Lake Rd. 1337 Comment
  RSA60832  Abronia villosa var. aurita Frank W. Gould 1943-4-17 2119 Riverside 12 miles south of Corona on road to Elsinore. Comment
  RSA68330  Abronia villosa var. aurita G. R. Campbell 1951-5-30 16148 Riverside Pine Meadow Ranch, SE of Kenworthy 1433 Comment
  UCR244727  Abronia villosa var. villosa Jim Andre 2012-3-19 21344 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Hwy 177, 8.6 mi. NE of junction with I-10 152 Comment
  RSA416159  Acamptopappus sphaerocephalus var. sphaerocephalus N. C. Cooper 1948-5-13 2845 Riverside Banning. 701 Comment
  RSA730045  Acamptopappus sphaerocephalus var. sphaerocephalus R. F. Thorne 1966-10-15 41796 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway Comment
  RSA93730  Acamptopappus sphaerocephalus var. sphaerocephalus F. W. Peirson 1927-4-11 7154 Riverside 0.5 mile below Whitewater Bridge, head of Coachella Valley. Comment
  POM188068  Achillea millefolium L. Crutcher 1933-7-6 19 Riverside Camp Tahquitz, San Jacinto Mts. Comment
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Sep 27 2009
  UC489089  Achillea millefolium C. V. Meyer 1928-7-30 572 Riverside Saunder's Meadow; San Jacinto Mts. 1676 Comment
  CAS-BOT-BC260439  Achnatherum hymenoides E. E. Schellenger 1911-4-24 s.n. Riverside Colorado Desert. S of Palm Springs Comment
  SBBG56982  Achnatherum hymenoides M. N. Ackley 1928-4-4 Riverside near Edom 64 Comment
  UCD50440  Achnatherum hymenoides F. M. Reed 1920-3-24 4243 Riverside California, Morongo Pass near White Water Station, Colorado Desert. Riverside County. Comment
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May 1 2011
  SBBG57054  Achnatherum parishii R. Hoffmann 1929-9-6 Riverside San Jacinto Mtns 2590 Comment
  SD134541  Achyrachaena mollis Craig Reiser 1989-4-4 Riverside Southern flank of Amberhill [Alberhill] in western part of county Comment
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Jul 11 2010
  CDA23995  Achyronychia cooperi G. D. Barbe 1978-5-2 2371 Riverside Twenty-nine Palms/Mecca exit from eastbound I-10, Cottonwood Springs Road, east of Indio. 0 Comment
  RSA676287  Achyronychia cooperi Scott D. White 2001-4-11 8287 Riverside Sonoran Desert: Indio Hills foothills / Coachella Valley. Northern terminus f Rio Del Sol Road, about 2 miles north of Thousand Palms. 146 Comment
  SEINET3156335  Achyronychia cooperi Unknown 1906-5-1 11 -6707 Riverside collected on Colorado desert at Palm Springs Comment
  UCSB23492  Achyronychia cooperi Keefe, Joseph 1967-1-2 Riverside Campground; Salton Beach Park; northeast end of Salton Sea; southeast of Mecca -36 Comment
  CAS-BOT-BC204874  Acmispon argyraeus var. argyraeus H. M. Hall 1897-8-1 s.n. Riverside Sta [Santa] Rosa Mt 25 m. S. of Palm Springs Comment
  SDSU13378  Acmispon glaber var. brevialatus C. Matt Guilliams, Taxonomy of Cal. Native Plants- Bio 531 2000-4-29 Riverside Comment
  SD70398  Acmispon maritimus var. brevivexillus W. L. Jepson 1927-4-12 11640 Riverside Painted Canyon, north of Mecca. 75 Comment
  CHSC110683  Acmispon micranthus Dean Wm. Taylor 2003-5-7 18530 Riverside Lakeview Mountains, 0.4 air miles SSE of Nuevo Benchmark, under electrical transmission line corridor. 624 Comment
  JOTR36015  Acmispon rigidus Harding, Mitzi, T. Herskovits 2012-3-16 222 Riverside Joshua Tree National Park. Eagle Mountains, Cholla Wash Comment
  SBBG35006  Acmispon strigosus T. L. Secrest 1951-5-18 Riverside San Jacinto River bed near Hemet Comment
  SEINET5327595  Acmispon strigosus H. M. Hall 1905-4-20 5830 Riverside Colorado Desert, lower Sonoran Zone, Mecca 61 Comment
  CAS-BOT-BC29187  Acourtia microcephala A. M. White 1974-6-5 1421 Riverside Indian Canyon Road 548 Comment
  JOTR32125  Adenophyllum porophylloides La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler, B. Truesdell, D. Shade` 2011-4-26 2281 Riverside Joshua Tree National Park. Pleasant Valley, southwestern edge of Hexie Mountains; sandy flats at base of mountains and northern edge of valley (Stop 4) 996 Comment
  RSA0105949  Adenophyllum porophylloides Alan Romspert 2000-4-14 s.n. Riverside West of Dupont road, Chuckwalla Mountains. Comment
  PASA1206  Adenostoma sparsifolium Sally Ellis 1940-3-17 Riverside Dripping Springs Comment
  UCR193950  Adenostoma sparsifolium A. C. Sanders 2008-7-25 35902 Riverside Peninsular Range; San Jacinto Mtns., east side of May Valley, NE of Bonita Vista Rd. at foot of hills 1543 Comment
  JEPS548  Agave deserti W. L. Jepson May 17 1901-Jun 1 1901 1356 Riverside Palm Canyon and return to Van Deventer's Comment
  RSA741069  Agoseris heterophylla Scott D. White, Justin M. Wood 2008-6-5 12077 Riverside San Jacinto Mountains: Garner Valley: Hwy 74 at Thomas Mountain Rd. - SW corner of junction. 1326 Comment
  CLARK-A1528-4445  Agrostis diegoensis John C. Roos 1965-6-30 Riverside Santa Ana Mountains Comment
  SEINET4339740  Agrostis exarata H. M. Hall 1897-8-20 862 Riverside San Jacinto Mountains 1585 Comment
  RSA482017  Agrostis idahoensis Richard Noyes, L. Arnseth 1988-9-10 728 Riverside San Jacinto Mountains. Northeast section of Little Tahquitz Valley, 2 air miles northeast of Tahquitz Peak. 2378 Comment
  UC455165  Agrostis idahoensis I. J. Condit 1910-6-23 Riverside near spring (Tahquitz Camp); San Jacinto Mts., Tahquitz Camp 2438 Comment
  UCD52806  Agrostis idahoensis August L. Hormay 1932-8-8 s.n. Riverside Tahquity Valley. Comment
  RSA535467  Agrostis pallens Steve Boyd, Timothy S. Ross, Orlando Mistretta 1992-2-2 6652 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness of the Cleveland National Forest. Lower half of Tenaja Canyon, especially about Fishermans Camp. Comment
  UC1137067  Agrostis scabra August L. Hormay 1932-8-8 Riverside Tahquitz Valley Comment
  UCR2133  Agrostis viridis F. M. Reed 1907-6-16 1414 Riverside South Coast; San Bernardino Valley, Riverside, upper south fork of Arroyo Tequesquite 457 Comment
  RSA480258  Alhagi maurorum D. O. Clark 1969-7-2 s.n Riverside 2 miles W of Mecca, Coachella Valley. Comment
  RSA793616  Allionia incarnata Duncan S. Bell, Aaron Sedgwick 2012-9-13 4197 Riverside Hayfields Lake; eastern section of dry lake, approximately 3.75 air miles southeast of Hayfields pumping plant. 420 Comment
  UCR19112  Allionia incarnata John C. Roos 1965-9-5 s.n. Riverside Sonoran (Colorado) Desert, Desert Center Comment
  UCSB748  Allium burlewii Ralph, F. 1959-5-16 Riverside Top of Devil's slide Trail; San Jacinto Mtns. Wilderness area 2621 Comment
  IRVC15593  Allium fimbriatum var. fimbriatum Charles W. Sexton 1974-4-28 s.n. Riverside Pinyon Flats Campground. Comment
  UCR60495  Allium fimbriatum var. fimbriatum A. C. Sanders, B. D. Parfitt, R. Anthony 1986-4-21 6461 Riverside Santa Rosa Mtns., Pinyon Flats, 0.1 mi. south of Hwy 74 on the road to the refuse transfer station and the dolomite mine, south of the campground 1225 Comment
  SEINET182578  Allium haematochiton I. W. Clokey 1935-4-18 6555 Riverside Cavilan Peak 600 Comment
Read comments
Aug 3 2013
  UCR230056  Allium munzii Tara Schoenwetter 2011-4-16 s.n. Riverside Peninsular Range, Alberhill, off Lake St. at Alberhill Mountain, N of Coal Ave./Nichols Rd. extension 421 Comment
  UCR42429  Allium munzii Steve Boyd 1986-4-10 1641 Riverside Peninsular Range, Gavilan Hills region, Temescal Canyon. De Palma Road between Indian Truck Trail & Horsethief Canyon, 1.2 mi east of the Indian Truck Trail exit of Hwy I-15. 372 Comment
  JOTR34267  Allium parishii La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 3283 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
  RSA70189  Allium parishii F. W. Peirson 1928-4-25 7918 Riverside Western edge of broken country northwest of Cottonwood Springs, southern Mojave Desert. Comment
  UCR193887  Allophyllum A. C. Sanders, Mitch Provance 2008-7-11 35772 Riverside Peninsular Range; San Jacinto Mtns., FS road 5S02 to Coldwater Creek below road to helipad, 1 mi. NE of Mountain Center, c. 1/2 mile NE of Keenwild Fire Station 1463 Comment
  UC52844  Allophyllum gilioides subsp. violaceum H. M. Hall 1901-7-17 2450 Riverside Tauquitz Valley San Jacinto Mts., Tauquitz Valley 2133 Comment
  RSA644198  Allophyllum glutinosum Scott D. White, Mike Wilcox 1995-7-13 3478 Riverside NE Santa Ana Mtn foothills. Alluvial fan below [unnamed] canyon. +/- 1/4 mi SW of Grand Ave. (City of Lake Elsinore), directly downslope from hairpin turn on SH 74. 488 Comment
  UCR174336  Allophyllum glutinosum A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32497 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
  CAS-BOT-BC170129  Alnus rhombifolia Lewis S. Rose 1938-2-1 38003 Riverside Whitewater 213 Comment
  RSA770792  Alnus rhombifolia Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4533 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR116923  Amaranthus blitoides A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-9 24222 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
  RSA0078222  Amaranthus watsonii Sarah J. De Groot, Amy Rouillard 2015-9-15 7560 Riverside Ford Dry Lake, Chuckwalla Valley, north of I-10. 107 Comment
  SD67913  Amauriopsis dissecta Reid Moran 1968-8-3 15362 Riverside Ridge, 1 mile northwest of Toro Peak. 2250 Comment
  CAS-BOT-BC13610  Ambrosia acanthicarpa D. E. Breedlove 1961-8-5 949 Riverside Along state highway 74, 5 miles east of Keen Camp, Hemet Valley, San Jacinot Mountains 1341 Comment
  UC750627  Ambrosia acanthicarpa Lewis S. Rose 1946-12-24 46308 Riverside 5 mi e Cabazon 441 Comment
  CAS-BOT-BC518747  Ambrosia confertiflora O. F. Clarke 2009-11-26 s.n. Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  CAS-BOT-BC22598  Ambrosia dumosa Roxana S. Ferris 1918-6-17 1002 Riverside 5 miles E of Gruendikes Well on Mecca-Blythe Road Comment
  CHSC8082  Ambrosia dumosa Edward L. Smith 1957-4-3 264 Riverside Located 1 mi. N of 29 Palms, Calif on Hwy. 99. San Bernadino Mtns. 91 Comment
  JOTR30065  Ambrosia dumosa La Doux, Tasha, Mike Bell, Katy Mathews, Alice Miller, Amber Holt 2007-5-23 1695 Riverside Joshua Tree National Park. Stop # 3 = Near Geology Tour rd., N of Malapai Hill 1219 Comment
  LA202914  Ambrosia dumosa J. A. Ewan; 1931-4-2 4098 Riverside 10 mi. N of Edom Comment
  RSA416961  Ambrosia dumosa B. C. Templeton, I. W. Clokey 1930-4-9 1077 Riverside North of Palm Springs. Colorado desert 400 Comment
  UC896725  Ambrosia dumosa Alice Eastwood 1913-4-30 2990 Riverside Palm Springs Comment
  CAS-BOT-BC273013  Ambrosia salsola Ira L. Wiggins 1941-3-24 9576 Riverside Along eastern side of Salton Sea, 2.7 miles south of Mortmar Comment
  CAS-BOT-BC273023  Ambrosia salsola C. L. Hitchcock 1966-3-16 24217 Riverside 4 mi. s. of Palm Desert, along Palms to Pines Hiway Comment
  HSC87232  Ambrosia salsola Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. Ross 1988-3-10 2132 Riverside N end of the Palen Mtns., 2 mi. W of Palen Pass 300 Comment
  UC1551911  Ambrosia salsola David Charlton 1987-12-6 1095 Riverside first canyon w Whitewater (n of the 10 Freeway, n of Palm Springs, foothills of San Bernardino Mtns.); San Bernardino Mtns., Cottonwood canyon 762 Comment
  SBBG25001  Ambrosia salsola var. salsola D. Myrick 1966-4-2 1334 Riverside upper end of Aqueduct Rd, SE of Desert Hot Springs Comment
  SBBG44967  Ambrosia salsola var. salsola E. Braunton -Mar-1940 2044 Riverside Fan Cyn, ca. 20 mi NE of Indio Comment
  UCR35166  Amelanchier utahensis L. B. Ziegler 1969-6-30 391 Riverside Peninsular Ranges/ San Jacinto Mountains, Hemet Valley. Side canyon on west side of Valley opposite Kenworthy Ranger Station 1433 Comment
  POM15156  Amorpha fruticosa Mary F. Spencer 1922-4-16 1442 Riverside Eagle Canyon 122 Comment
Read comments
Aug 8 2010
  UCR59518  Amorpha fruticosa var. occidentalis Steve Boyd, T. S. Ross, Laurel Arnseth 1989-5-7 3580 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake area, NW end of lake at E end of Oak Mtn., north of Wilson Creek 488 Comment
  UCR127326  Amsinckia intermedia A. C. Sanders, T. B. Salvato, Mitch Provance 2003-4-4 25834 Riverside San Bernardino/Santa Ana River Valley Region, Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope 421 Comment
  UCR154745  Amsinckia intermedia T. B. Salvato, Kent Beaman 2005-5-16 786 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
  UCR250214  Amsinckia intermedia A. C. Sanders 2014-4-8 40978 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. c. 280 m NE of the I-15 crossing, near mouth of Mayhew Canyon 317 Comment
  HSC79040  Amsinckia menziesii A. C. Sanders 1985-3-18 5404 Riverside UCR campus, between Lothian Dorm and Watkins Dr. Comment
  SBBG119454  Amsinckia menziesii A. C. Sanders 2004-5-12 27859 Riverside Alberhill Mtn, NW foot near Lake St at Alberhill 378 Comment
  RSA0091473  Amsinckia tessellata C. L. Hitchcock 1940-4-2 5912 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  JOTR31083  Amsonia tomentosa La Doux, Tasha, T. Herskovits, B. Truesdell, M. Wheeler 2010-5-6 2345 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west of Ryan Mountain; Monzo-granitic boulder outcrop south of Ryan Mountain campground (Stop 2) Comment
  UC218270  Amsonia tomentosa P. A. Munz and D. Keck Apr 9 1922-Apr 12 1922 4844 Riverside vicinity of Corn Springs Corn Springs; Colorado Desert, Chuckwalla Mts. 762 Comment
  RSA662565  Anagallis arvensis P. Shirokawa 1998-5-15 33 Riverside Cleveland National Forest- Trabuco Ranger District, 0.3 miles from Ortega Highway (State Highway 74) on North Main Divide Road. 808 Comment
  CAS-BOT-BC272870  Ancistrocarphus filagineus Steve Boyd 1986-5-1 1791 Riverside Southwestern Perris Basin: Hill W of Skunk Hollow Comment
  RSA500988B  Ancistrocarphus filagineus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3107 B 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
  SEINET7594989 Image available Andropogon glomeratus Mary F. Spencer 1921-1 1693 Riverside San Jacinto, Near San Jacinto Comment
  SD146104  Andropogon glomeratus var. scabriglumis A. C. Sanders, Pam MacKay, Tim Thomas, O. F. Clarke 1996-11-23 19657 Riverside San Bernardino Mountains, Whitewater Canyon, just above Bonnie Bell, 2.3 miles below the stream crossing near the fish hatchery, east of VAMB Captain; White Water 7.5' quad. Rocky canyon. In moist sand at the edge of the stream. 534 Comment
  POM11514  Anemopsis californica P. A. Munz 1922-6-30 5905 Riverside Santa Rosa, Santa Rosa Mountains. 1982 Comment
  RSA0013033  Anemopsis californica LeRoy Gross, Caitlin Elam 2013-5-14 6052 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. Started near 1332 Comment
  SD187476  Anemopsis californica Scott D. White 2004-5-7 10341 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills 548 Comment
  JOTR29574  Anisocoma acaulis Andre, Jim 2006-4-26 6778 Riverside Joshua Tree National Park. ridgetop, w. of upper Long Canyon, approx. 0.5 mi. S. radio tower and of NE corner of boundary of park 1324 Comment
  JOTR33958  Anisocoma acaulis La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2844 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; sandy wash and gravelly benches with bouldery granitic outcrops Comment
  JOTR34470  Anisocoma acaulis Andre, Jim 2012-4-16 20955 Riverside Joshua Tree National Park. Pleasant Valley; along Geology Tour Road at SW end of one-way loop at drainage below Pinyon Well. Approx. 7.5 mi south of Natl Park loop road (paved). 1094 Comment
  RSA747964  Anthemis cotula Justin M. Wood 2009-5-15 713 Riverside Romoland, 1/4 mile S of Ethanac Rd, between San Jacinto Rd and Palomar Rd, just S of railroad tracks. 442 Comment
  SEINET255561 Image available Antirrhinum coulterianum Teresa Nieto 2005-4-14 05 Riverside Peninsular Tange, 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. 488 Comment
  UCR133397  Antirrhinum coulterianum Tracy Tennant, T. B. Salvato 1998-6-23 467 Riverside San Bernardino Mtns., Morongo Indian Reservation, N end of Hathaway Cyn., c. 0.4 miles east of pk 4265 (polygon 13) 1341 Comment
  POM312020  Antirrhinum filipes Karen Hosterman 1958-4-5 1248 Riverside Teddy Bear Cholla Patch in desert Comment
  RSA425818  Antirrhinum filipes F. R. Fosberg 1932-3-13 8084 Riverside Thousand Palms Canyon, Coachella Valley. Comment
  SEINET7048204  Antirrhinum kelloggii Steven R. Hill, Andrew C. Sanders 2001-5-4 33716 Riverside Santa Rosa Plateau, eastern rim, north side of Avenida del Oro, just east of junction with Sandia Creek Drive, 2 miles west of junction of Rancho California Road and Route I-15. Elevation 1570 - 1670 feet. 509 Comment
  RSA354917  Antirrhinum nuttallianum subsp. nuttallianum J. D. Olmsted 1962-5-10 3623 Riverside Coldwater Canyon, Corona city water supply. 396 Comment
  JEPS29307  Apiastrum angustifolium Rimo Bacigalupi and L. Heckard 1962-3-25 8402 Riverside about 10 air mi nw of Elsinore (near Arcilla siding of the A.T. & S.F. Railway, just below and e of state hwy 71, Temescal Wash); Temescal Wash 289 Comment
  RSA524451  Apiastrum angustifolium Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4087 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
  RSA561805  Apiastrum angustifolium Steve Boyd 1992-4-14 6839 Riverside San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail 341 Comment
  RSA0125491  Arabis R. F. Thorne, Walter Wisura 1977-9-17 50772 Riverside San Jacinto Mountain: Long Valley to Round Valley along trail to summit. 2591 Comment
  RSA557743  Arabis johnstonii John F. Emmel 1983-6-6 862 Riverside SE end San Jacinto Mountains, ridge 0.8 air mile N of Pyramid Peak 2072 Comment
  RSA629141  Arctostaphylos Jon E. Keeley 1992-7-16 16564 Riverside Red Mountain Road/Stanley Road, 11.7 km east of R3 on Stanley Road. 975 Comment
  RSA612363  Arctostaphylos glandulosa subsp. adamsii D. L. Banks, Joe Moreno 1997-2-5 1259 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north the Riverside / San Diego County line border,, including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  CAS-BOT-BC23121  Arctostaphylos glandulosa subsp. glandulosa John Thomas Howell 1931-5-30 6610 Riverside Santiago Peak, Santa ana Mts. Comment
  CAS-BOT-BC23122  Arctostaphylos glandulosa subsp. glandulosa John Thomas Howell 1931-5-30 6609 Riverside Santiago Peak, Santa Ana Mts. 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
  RSA139984  Arctostaphylos glandulosa var. adamsii A. E. Wieslander 1938-10-23 822 Riverside Idyllwild. 1524 Comment
  POM49844  Arctostaphylos glauca P. A. Munz, I. M. Johnston 1924-7-29 8877 Riverside Poppet Flat, San Jacinto Mts. 1524 Comment
  RSA0097947  Arctostaphylos glauca Duncan S. Bell 2014-11-14 7726 Riverside Santa Rosa Mountains; in the Santa Rosa Wilderness area; west side of Martinez Mountain; collecting at Cactus Spring. 1292 Comment
  RSA631744  Arctostaphylos glauca Jon E. Keeley 1992-4-17 15080 Riverside End of Woodchuck Road, Woodchuck Resort. 2 km south of Highway 79. 670 Comment
  RSA631799  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19570 Riverside Highway 79, 4 km west of Aguanga. 660 Comment
  RSA633531  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20130 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633558  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21789 Riverside Dirt road to Santa Rosa Mountain, 12.3 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 2190 Comment
  RSA633562  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-17 16720 Riverside Road to Santa Rosa Mountain (7S02), 2.1 km south of Highway 74. 1600 Comment
  RSA633627  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Melanie Baer-Keeley 1993-4-23 22662 Riverside Road to Santa Rosa Mountain. 2000 Comment
  RSA633645  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20152 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633731  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16623 Riverside Road to Santa Rosa Mountain (7S02), 2.5 km south of Highway 74. 1640 Comment
  RSA633758  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16694 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  RSA633762  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16689 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  CAS-BOT-BC46551  Arctostaphylos patula Carl B. Wolf 1932-8-5 3988 Riverside San Jacinto Mts. Along trail from Tahquitz Valley to San Jacinto Peak. 2560 Comment
  RSA635691  Arctostaphylos pringlei Jon E. Keeley 1992-7-16 16600 Riverside Hwy 371 & Burnt Valley Rd. San Jacinto Mtns. 1250 Comment
  UCR140583  Arctostaphylos pringlei Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 10- 74 Riverside San Jacinto Mtns, San Bernardino National Forest, 2 miles north of Idyllwild on Hwy 243, Site L10 1717 Comment
  SBBG59984  Arctostaphylos pringlei subsp. drupacea C. B. Wolf 1932-8-4 3922 Riverside Strawberry Valley, 1.5 mi from Idyllwild on rd to Banning 1706 Comment
  CSUSB1396  Arctostaphylos pringlei var. drupacea Markell Kohn 1959-4-19 Riverside On Banning- Idllywild Road, 2.8 miles north (below) of Grande Vista Ranger Station. Comment
  RSA635782  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16531 Riverside Red Mountain Road, 5 km east of R3. 1000 Comment
  RSA635794  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16825 Riverside Idyllwild, saunders Mdw. Rd., E of Hwy 243, San Jacinto Mtns. 1610 Comment
  RSA636026  Arctostaphylos rainbowensis Jon E. Keeley 1992-8-2 18799 Riverside East of Hwy 15, off Rainbow Cyn. Rd., 3 km north of San Diego Co. line. 400 Comment
  SD180723  Arctostaphylos rainbowensis C. Matt Guilliams 2007-8-2 405 Riverside Santa Margarita Ecological Reserve, along A!Highlands TrailA(r) at northern rim of mesa-top. 654 Comment
  UCR35130  Arenaria macradenia subsp. ferrisiae L. B. Ziegler 1972-6-12 478 Riverside San Jacinto Mtns,, canyon above Kenworthy Ranger Station. 1402 Comment
  RSA127721  Argemone corymbosa subsp. corymbosa John H. Thomas 1949-4-23 455 Riverside 9 miles north of DEsert Center, near Boulder Well, on highway between Desert Center and Rice. Comment
  UC68528  Argemone munita H. M. Hall Apr 1905 5970 Riverside Colorado Desert, Chuckawalla Mountains Chuckawalla Mountains; Colorado Desert, Chuckawalla Mountains Comment
  RSA785383  Argemone platyceras var. hispida Keith E. Hoffmaster 1933-4-15 400 Riverside Moreno grade. Comment
  RSA552745  Aristida adscensionis Steve Boyd, Timothy S. Ross, Orlando Mistretta 1992-2-25 6677 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
  SD248063  Aristida adscensionis J. M. Andre 2014-1-27 26667 Riverside Riverside Mountains; at mine site (and borrow pit), in canyon 1.3 mi. west of Hwy 95 (at Wilson Rd), 12.2 mi. south of Vidal Jct (at Hwy 62). 224 Comment
  UCR233942  Aristida adscensionis Duncan S. Bell 2011-10-22 2992 Riverside Sonoran (Colorado) Desert, Arica Mountains, west side of range, c. 2.6 air miles west of Priests Well, c. 6.8 air mi. SW of Rice 437 Comment
  SEINET10467838  Aristida adscensionis David B. Dunn 1946-3-15 Dunn 2026 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
  RSA746807  Aristida purpurea Michael Honer 2003-7-15 1845 Riverside Rainbow area, just north of the San Diego County boundary and west of the I-15 Freeway. 366 Comment
  RSA799085  Aristida purpurea var. fendleriana Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6882 Riverside South side of Joshua Tree National Park, Cottonwood Spring 905 Comment
  UCD56561  Aristida purpurea var. nealleyi A. A. Beetle 1942-4-23 3187 Riverside Rt. 95, 24 miles north of Blythe, banks of Colorado River. Comment
  UCR19678  Aristida purpurea var. nealleyi John C. Roos, Lucille Roos 1949-4-11 4242 Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake Comment
  JOTR16772  Aristida purpurea var. purpurea Hogan, J. 1975-5-29 80 Riverside Joshua Tree National Park. 1.5 MILES EAST OF SHEEP PASS CAMPGROUND 1341 Comment
  CAS-BOT-BC90190  Artemisia californica A. M. White 1974-6-4 1409 Riverside Indian Road ca. 15 mi. W. of Sun City 1219 Comment
  HSC85327  Artemisia californica Steve Boyd 1985-12-24 1194 Riverside Gavilan Hills; Harford Springs County Park, south end of park Comment
  SDSU12265  Artemisia californica Jeremy Mass, Ryan Jacobsen 2000-4-19 11 Riverside Growing along edge of road near Stone Creek, close to Southside Field Station, Santa Margarita Ecological Reserve (SDSU). 222 Comment
  UCR219983  Artemisia californica A. C. Sanders, D. L. Sanders 2010-11-28 38702 Riverside Peninsular Range; NW Gavilan Hills, Angel Canyon Falls, above Home Gardens at the western edge of Riverside, 4.8 km NW (303 deg. ) of Lake Mathews dam, above intersection of Lincoln St. & Indiana Ave. 279 Comment
  RSA495794  Artemisia californica Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-11 2901 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam. 396 Comment
  RSA417287  Artemisia douglasiana E. A. McGregor 1964-9-15 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  RSA595911  Artemisia dracunculus Darin L. Banks, Lauren Raz 1996-11-5 1170 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, ESE of San Gabriel Church; Along the floodplain of the southern fork of Pechanga Creek. 415 Comment
  CAS-BOT-BC93479  Artemisia tridentata subsp. tridentata R. E. Jr. Riefner 2006-9-19 06 -442 Riverside Temecula Valley, c. 0.1 mi. west of I-15 Freeway along Temecula Creek (Temecula 7.5' Q) 300 Comment
  RSA588758  Artemisia tridentata subsp. tridentata Darin L. Banks, Steve Boyd 1995-10-26 0836 Riverside NW Palomar Mountains; Agua Tibia Mountains; Along the Woodchuck Road, N of Woodchuck Campground; Approximately 0.15 miles from Hwy. 79, along a small drainage that crosses the road. 518 Comment
  GMDRC5759  Asclepias albicans J. M. Andre 2013-3-4 23873 Riverside Riverside Mountains: east side of range, along rocky dirt road to historic mine area, 0.8 mi west of Hwy 95, approx 12 mi. south of Vidal Jct 127 Comment
  SEINET955313  Asclepias eriocarpa Louis B. Ziegler 1964-1 36 Riverside San Jacinto Mountains. Garner (Hemet) Valley. 1402 Comment
  UCR24889  Asclepias eriocarpa A. C. Sanders 1981-7-22 01743 Riverside San Jacinto Mtns., Alvin Meadows, 2 mi. (airline) WSW of Idyllwild 1529 Comment
  UCR4503  Asclepias erosa John Dean 1965-7-28 s.n. Riverside Sonoran (Colorado) Desert, 15 mi. west of Blythe on U.S. Hwy 60 274 Comment
  CLARK-A1528-1605  Aster chilensis John C. Roos 1946-9-14 3014 Riverside San Jacinto Mountains 1371 Comment
  RSA0009601  Astragalus aridus Marcus E. Jones 1906-4-27 s.n Riverside Indio. Comment
  JEPS48856  Astragalus bernardinus Marjorie D. Clary 1932-5-13 954 Riverside Keys View, Summit , Keys View, Summit (San Bernardino Mts.) Comment
  CAS-BOT-BC177719  Astragalus crotalariae Alice Eastwood 1919-3-15 7991 Riverside Indio Comment
  CAS-BOT-BC177729  Astragalus crotalariae Ynez Whilton Winblad 1937-2-18 s.n. Riverside 15 miles south of Mecca Comment
  CAS-BOT-BC177733  Astragalus crotalariae Marcus E. Jones 1903-5-8 s.n. Riverside Indio -7 Comment
  UCR20403  Astragalus didymocarpus var. didymocarpus John C. Roos 1952-4-9 5484 Riverside Hill by Fairmont Park, Riverside 259 Comment
  RSA498261  Astragalus didymocarpus var. dispermus Robert M. Perkins, H. de Forest 1937-3-15 382 Riverside Just West of Desert Center. Comment
  UC162674  Astragalus didymocarpus var. dispermus H. M. Hall Apr., 1905 5763 Riverside Palm Springs , Palm Springs (Colorado Desert) 152 Comment
  RSA801713  Astragalus douglasii Keith E. Hoffmaster 1937-6-6 794 Riverside San Jacinto mountains, near Hemet Lake Comment
  POM172030  Astragalus gambelianus F. M. Reed 1930-4-15 6815 Riverside Plateau south of Gavilan Peak. [Gavilan Plateau] Comment
  UCR85277  Astragalus lentiginosus var. fremontii Bern Schwenn 1991-5-21 s.n. Riverside Southern Mojave / Colorado Desert, Joshua Tree National Monument [now J.T.N. Park], Lost Horse Valley, east of Ryan Campground along California Riding and Hiking Trail. 1329 Comment
  RSA0029320  Astragalus lentiginosus var. variabilis Justin M. Wood, J. Varonin, T. Valentovich 2012-4-23 4692 -E Riverside Sonoran Desert: Chuckwalla Valley, active sand dunes +/- 7.25 miles northeast of Desert Center, +/- 3.0 miles E of SR-177, and +/- 1.0 mile N of abandoned Jojoba farm. 149 Comment
  UCR52417  Astragalus leucolobus David Charlton 1988-5-28 2116 Riverside Santa Rosa Mtns, S of Hwy 74 dirt road to Toro and Santa Rosa Peaks. Toro Camp area, S facing slopes, E side 2287 Comment
  RSA90703  Astragalus nuttallianus var. cedrosensis F. W. Peirson 1922-4-9 584 Riverside Murray Canyon, near Palm Springs Comment
  RSA653167  Astragalus nuttallianus var. imperfectus A. C. Sanders, K. C. Rose 1995-4-5 16371 Riverside San Bernardino Mtns. / Coachella Valley: alluvial slopes and foothills S of Mission Creek and E of Hwy 62. 520 Comment
  CAS-BOT-BC192757  Astragalus palmeri S. B. Parish 1914-3-30 9096 Riverside San Felipe, Colado Desert Comment
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Aug 6 2019
  POM50420  Astragalus pomonensis W. W. Eggleston 1924-3-8 19517 Riverside Val Verde. 390 Comment
  RSA415664  Astragalus pomonensis Ora M. Clark 1929-3-2 1613 Riverside Near Murrieta. Comment
  RSA711117  Astragalus pomonensis M. Wall, Lucille Wall 2006-3-17 411 Riverside East Hemet Valle Vista area off of Cedar Avenue off of Mountain 509 Comment
  CAS-BOT-BC193166  Astragalus sabulonum Edmund C. Jaeger 1922-3-18 s.n. Riverside Entrance to Martinez Canon [Canyon] near Mecca Comment
  RSA0086760  Athysanus pusillus R. G. Swinney 1967-5-26 11729 Riverside Snow Creek. 335 Comment
  UC1546694  Atrichoseris platyphylla Barry A. Prigge 1988-2-21 7842 Riverside 2 miles west of, Orocopia Mountains Clemens Well; Colorado Desert, Orocopia Mountains 228 Comment
  UCD129390  Atrichoseris platyphylla M. F. Wojciechowski; M. J. Sanderson 1993-3-24 279 Riverside Little Maria Mountains, near Midland. Comment
  RSA94639  Atrichoseris platyphylla F. W. Peirson 1927-4-12 7158 Riverside Painted Canyon, near Mecca Comment
  RSA0039848  Atriplex canescens Joseph Brehm 2014-7-21 s.n. Riverside Collected at Dos Palmas ACEC along Dos Palmas Road, between visitor parking and Dos Palmas well. Comment
  SEINET3930591  Atriplex canescens R. L. Piemeisel 1914-10-19 4061 Riverside Indio.; 0 Comment
  SEINET3930666  Atriplex canescens Carl B. Wolf 1932-10-13 4316 Riverside Caleb (Southern Pacific railway sliding), 4.5 miles Southeast of Mecca, Colorado Desert. Lower Sonoran Zone.; 0 610 Comment
  UC1007110  Atriplex canescens W. M. Ingram October 1934 4 Riverside Edom Colorado Desert, Edom Comment
  UC538043  Atriplex canescens W. M. Ingram October 1934 Riverside Edom Comment
  UC7053  Atriplex canescens H. M. Hall June 1901 2003 Riverside San Jacinto Valley Comment
  POM184643  Atriplex canescens var. linearis L. C. Wheeler 1931-11-27 378 Riverside 2 miles SE of Salton Bench Mark. -76 Comment
  UCR214436  Atriplex canescens var. macilenta A. C. Sanders, Richard Dwerlkotte 2010-3-22 37514 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 2 mi. ESE (98 deg. ) of Sidewinder Well, south end of Palen Dry Lake, SW of Palen Mtns. 129 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
  UCR70520  Atriplex coronata var. notatior D. E. Bramlet 1991-5-7 2117 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto Valley, 8.2 km SW of Hemet, just NE of jct. of California Ave. & Marvin Hull Road, c. 50-150 m north of the AT&SF railroad tracks & 300 m west of MWD canal 500 Comment
  UCR75531  Atriplex coronata var. notatior A. C. Sanders 1993-5-12 14005 Riverside San Jacinto Valley, Hemet, SW corner of intersection of Florida Ave (Hwy 74) & Warren Rd., between new San Diego Aqueduct and Warren Road 460 Comment
  RSA24223  Atriplex linearis C. B. Wolf 1941-1-5 s.n. Riverside Colorado Desert, E side of Salton Sea. 1/2 way between Date Palm Beach and Salton Beach. -70 Comment
  CAS-BOT-BC176536  Atriplex polycarpa S. B. Parish 1912-6-28 8116 Riverside Near Mecca, upper end Salton Sea Comment
  RSA675801  Atriplex suberecta Scott D. White 2001-7-9 8722 Riverside MENIFEE: Ca. 1 mile southwest of Bell Mtn. and 1/2 mile east of I-215 Freeway. 445 Comment
  UCR182353  Atriplex suberecta Mitch Provance 2005-5-17 6560 Riverside Warm Springs Valley, Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, c. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site 421 Comment
  UCR4328  Atriplex triangularis O. F. Clarke 1970-9-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River bottom just east of the old Salt Lake RR Bridge 216 Comment
  UCR98480  Avena barbata B. G. Pitzer 1997-4-1 3045 Riverside Lakeview Mtns, c. 0.75 air mi. SSW of Mt. Rudolph, c. 1 air mi NE of Contour (Juniper Flats) Rd. 655 Comment
  JEPS40703  Baccharis brachyphylla Marjorie D. Clary 1932-12-13 654 Riverside near mouth Deep Canon (w edge Coachella Vly; ne end Palms-to-Pines Hwy; ne Santa Rosa Mts.); Santa Rosa Mts., Coachella Valley 304 Comment
  RSA621887  Baccharis emoryi Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-18 3004 Riverside Vail Lake area, Temecula Creek Cyn below Vail Lake Dam 457 Comment
  SEINET10617173  Baccharis emoryi David B. Dunn 1946-2-22 Dunn 1945 a Riverside Collected on north side of Whitewater, in Colorado Desert. Comment
  IRVC522  Baccharis glutinosa R. H. Whittaker, W. A. Niering 1963-5-28 SJ 37 Riverside Mountain Center, Hemet Hwy. San Jacinto Mountains 976 Comment
  LA203013  Baccharis salicifolia K. Watkins; Elizabeth McClintock 1937-4-10 sn Riverside Palms-to-Pines Highway, 2 mi. above valley Comment
  RSA543148  Baccharis salicifolia Steve Boyd 1991-3-17 5497 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  RSA770681  Baccharis salicifolia Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4758 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65120 604 Comment
  UCR138647  Baccharis salicifolia D. L. Banks 1997-2-17 1277 Riverside Agua Tibia Mtns., NW Palomar Mountains, Pechanga Indian Reservation. Along Pechanga Rd. in the Reservation, c. 10 m west of the Pechanga Tribal Government Center 367 Comment
  JOTR36418  Baccharis salicifolia subsp. salicifolia La Doux, Tasha, K. Callahan, M. Harding, M. Levandowski 2013-5-9 3364 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Stubbe Springs, near guzzler and spring on densely vegetated slope (STOP1) 1371 Comment
  SDSU13343  Baccharis salicifolia subsp. salicifolia Joseph R. Verfaillie, BIO 531 Taxonomy class (SDSU) 2000-4-1 32 Riverside Santa Margarita Ecological Reserve(SDSU). Near the center of the canyon, west of the pipe line crossing. 239 Comment
  SD152957  Baccharis salicina Steve Boyd, Tim Ross and Dave Bramlet 1992-9-9 7663 Riverside Southern Santa Ana Mountains; upper San Mateo Canyon from the junction of Tenaja Road and Los Alamos Road at the confluence of Los Alamos Creek. 395 Comment
  RSA588165  Baccharis sergiloides Darin L. Banks, Steve Boyd 1995-10-17 0804 Riverside NW Palomar Mountains. Agua Tibia Mountains. Cleveland National Forest. Agua Tibia Wilderness Area. Along lower Arroyo Seco. S of the Dripping Springs Campground., Along the narrow benches where Arroyo Seco turns E, just W of the Metasedimentary hills. 524 Comment
  SD229070  Baccharis sergiloides Dick Schwenkmeyer 2012-5-22 731 Riverside Snow Creek, north base of Mt. San Jacinto, approx. 4 miles south of intersection of highways 10 and 111 511 Comment
  JOTR34348  Bahiopsis parishii Andre, Jim 2012-4-11 20697 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
  POM10164  Bahiopsis parishii Philip A. Munz 1921-4-30 4503 Riverside Pinyon Wells 1220 Comment
  CAS-BOT-BC99951  Baileya pauciradiata John Thomas Howell 1928-3-11 3435 Riverside 6 miles se. of Garnet Station, Coachella Valley, Colorado Desert 152 Comment
  POM29692  Baileya pauciradiata Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  CAS-BOT-BC106609  Baileya pleniradiata H. M. Hall; L. A. Greata 1905-5-1 5912 Riverside Near Palo Verde Comment
  CDA10407  Baileya pleniradiata G. D. Barbe, T. C. Fuller 1973-2-28 1064 Riverside I-10 exit at road to Wiley s Well, west of Blythe. 0 Comment
  UCR42403  Baileya pleniradiata J. M. Stewart 1986-3-3 86- 15 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, east of Desert Center, east of the dry lake south of Palen Dry Lake Comment
  SD152906  Barbarea orthoceras Steve Boyd, Orlando Mistretta 1992-4-23 7059 Riverside So. Santa Ana Mtns, San Mateo Canyon Wilderness Area. Along San Mateo Creek from Riverside County line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. Surrounding slopes burned in 1989 fire. Local in moist sand along stream. 244 Comment
  SD232229  Barbarea orthoceras Scott D. White 2008-6-18 12232 Riverside San Jacinto Mountains: K Flat Meadow. 1433 Comment
  UC1931108  Barbarea orthoceras Scott D. White, Justin Wood 2008-6-18 12232 Riverside San Jacinto Mountains: K Flat Meadow. Comment
  CLARK-A1528-1648  Bebbia juncea John C. Roos 1995-6-19 Riverside Santa Ana Mountains Comment
  POM350773  Bebbia juncea Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  UCR272461  Bebbia juncea Mitch Provance 2012-8-1 712- 06 Riverside Colorado Desert, Thousand Palms Canyon Road, +- 2/3 of the way up into the canyon. 140 Comment
  CAS-BOT-BC100136  Bebbia juncea var. aspera J. Von Loh 1978-1-23 3311 Riverside Palo Verde Mesa, 12 mi. W. of Blythe 121 Comment
  JEPS20769  Bebbia juncea var. aspera Roxana S. Ferris and Rimo Bacigalupi Mar 19 1958-Mar 25 1958 13263 Riverside divide betw. Little Maria and Big Maria Mts., .5 mi s of Styx siding near Midland Comment
  RSA793273  Bebbia juncea var. aspera Aaron C. Sedgwick, Joella Simons Adkins 2012-10-23 144 Riverside In a wash east of the intersection of Hwy. 62 and 177 in the Granite Mtns. The northwestern section of the Granite Mtns. 451 Comment
  CAS-BOT-BC505214  Bergia texana D. E. Bramlet 2005-7-13 3893 Riverside Perris-Aguanga Basic Region; San Jacinto Valley: San Jacinto Wildlife Area, E of old San Jacinto River channel, margin of flooded ponds 433 Comment
  POM299247  Bernardia incana Louise Kellogg, Annie M. Alexander 1941-5-23 2220 Riverside North slope of Eagle Mountains. Base of mountain and up canyon to 4500 feet, altitude 3800 feet near mouth of canyon. 1159 Comment
  UCR122747  Bernardia myricifolia George K. Helmkamp, E. A. Helmkamp 1998-4-24 3386 Riverside Santa Rosa Mountains, Palms-to-Pines Hwy (Calif. Hwy 74), 1 mi north of Carrizo Rd near Black Hill 1006 Comment
  POM78906  Berula erecta I. M. Johnston 1925-7-19 5332 Riverside Pedley-Arlington Road. Comment
  CLARK-A1528-1653  Bidens pilosa John C. Roos 1951-9-25 5264 Riverside Riverside 259 Comment
  UCR23741  Bidens pilosa John C. Roos 1965-8-18 s.n. Riverside In Corona Comment
  SEINET8466124 Image available Bloomeria crocea B. Fuchs 1968-5-15 12 Riverside Riverside County, California HWY 71, southwest of Lake Elsinore Comment
  UC123745  Boechera platysperma F. M. Reed 1908-7-13 2527 Riverside Tahquitz Ridge San Jacinto Mountains 2590 Comment
  JOTR35982  Boerhavia coulteri Harding, Mitzi, Mark Wheeler 2012-9-4 193 Riverside Joshua Tree National Park. Pinto Basin; near turkey flats parking area; sandy flats (Stop 1) 509 Comment
  CAS-BOT-BC434522  Boerhavia diffusa S. B. Parish; W. F. Parish 1881-7-1 590 Riverside Base of San Jacinto Mt. Comment
  RSA0087827  Boerhavia triquetra var. intermedia Sarah J. De Groot, Amy Rouillard 2015-9-15 7565 Riverside Ford Dry Lake, Chuckwalla Valley, north of I-10. 107 Comment
  UCR242654  Boerhavia wrightii A. C. Sanders, T. B. Salvato 2012-10-12 40438 Riverside Sonoran (Colorado) Desert, Palo Verde Mesa, along Bradshaw Trail c. 2 miles west of 30th Ave. at Ludy Blvd./ canal crossing 114 Comment
  UCR277699  Bolboschoenus maritimus subsp. paludosus Mitch Provance 2012-11-3 1112- 05 Riverside San Timoteo Canyon, West Beaumont, N side of Oak Valley Parkway (San Timoteo Canyon Rd.), 1.5 miles W of I-10. 709 Comment
  UCR442  Bolboschoenus maritimus subsp. paludosus O. F. Clarke 1970-9-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River bottom just east of the old Salt Lake RR Bridge 216 Comment
  RSA0016351  Bothriochloa barbinodis Duncan S. Bell, David Bernie, Kurt Broz, Kim Clark, James Fournier, Shasta Gaughen, Holly Gray, Ed Howland 2013-6-7 5038 Riverside Pala Indian Reservation, back behind the water tower on the southern flanks of Tourmaline Queen Mountain. 177 Comment
  JOTR30300  Bouteloua aristidoides var. aristidoides Andre, Jim, Tasha La Doux 2007-9-6 8706 Riverside Joshua Tree National Park. On dirt road to Lost Horse Ranger Station, below Hemingway Buttress 1236 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
  UCR2194  Bouteloua curtipendula F. M. Reed 1933-5-31 10014 Riverside Santa Rosa Mtns., Santa Rosa Indian Reservation, near the bridge on the Palms to Pines Road [Vandeventer Flats] 1372 Comment
  SD185110  Bowlesia incana A. C. Sanders 2005-4-21 29573 Riverside Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 miles easoutheast of Gavilan Peak. 622 Comment
  UCR150039  Bowlesia incana Scott D. White, Tasha LaDoux 2000-4-20 7673 Riverside Perris-Aguanga Basin, South of Hemet: 'Gibbel Flat' in the Santa Rosa Hills 671 Comment
  UCR96705  Bowlesia incana A. C. Sanders 1997-3-1 19721 Riverside Riverside, Box Springs Mtns.: Coyote Hill (Bench Mark 'Versity', 1386 ft.) and ridge S and SE of the UCR Botanic Garden 427 Comment
  GMDRC3548  Brandegea bigelovii J. Andre, T. La Doux 2009-2-25 10805 Riverside Chuckwalla Mountains: growing on rocky (granitic) north-facing slope, approx 0.5 mi. south of I-10 freeway at Eagle Mtn Rd exit, USGS 7.5 min. Quad: Desert Center 33 deg. 41.303' N 115 deg. 27.236' W. Elev. 1358 ft. 414 Comment
  SBBG7426  Brandegea bigelovii H. and M. Dearing 1936-12-26 1130 Riverside foot of Palms to Pines Hwy Comment
  UCR103555  Brandegea bigelovii George K. Helmkamp, E. A. Helmkamp 1998-1-17 2530 Riverside Coachella Valley, Bob Hope Drive, 0.9 mi south of Hwy I-10 43 Comment
  UCR29883A  Brandegea bigelovii David J. Keil, M. G. McLeod, D. Walters 1977-3-27 12059 Riverside Sonoran (Colorado) Desert, along Box Canyon Road, c. 20 [c. 10-15] mi. ENE of Mecca in Orocopia Mtns. 274 Comment
  RSA34565  Brassica juncea N. C. Cooper 1944-6-17 1387 Riverside San Jacinto Mtns. West side. 1372 Comment
  UCR85644  Brassica nigra A. C. Sanders 1993-4-5 13692 Riverside San Jacinto Valley, west edge of Hemet, along south side of Devonshire Ave. between Old Warren and Warren Roads, SW of Tres Cerritos and north of Florida Ave./ Hwy 74 460 Comment
  UCR226070  Brassica rapa A. C. Sanders, T. B. Salvato 2011-4-1 38939 Riverside Peninsular Range, Lake Elsinore, Baker St. above Temescal Wash, c. 1200 ft. north of water tank on hill 386 Comment
  RSA483138  Brassica tournefortii Christopher Davidson, B. Gustafson 1977-4-7 5573 Riverside White water Canyon Rd., exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62. Near start of Angeles Crest Trail. 610 Comment
  RSA782082  Brassica tournefortii Duncan S. Bell 2009-3-9 123 Riverside Arica Mountains: east side of mountain range, west side of Rice Valley approximately 2.7 air miles northeast of Priest Well or approximately 3.3 air miles southeast of the ghost town of Rice. 244 Comment
  SEINET229271  Brassica tournefortii L. M. Shultz, JS Shultz 1985-4-16 8277 Riverside Chuckawalla Valley north of the Chukkawalla Mountains 122 Comment
  RSA618764  Brassica tournefortii L. C. Wheeler 1976-3-30 s.n. Riverside San Jacinto Mountains: Snow Canyon. 457 Comment
  RSA0125868  Brassicaceae Duncan S. Bell, Joy D. England 2010-5-17 1004 B Riverside San Jacinto Mountains region: San Bernardino National Forest: Rouse Ridge, approximately 3 air miles southeast of junction of Highway 74 and forest service road 5S15. 1045 Comment
  UCR18574  Brickellia desertorum John C. Roos 1965-9-12 s.n. Riverside Santa Ana Mtns., Tin Mine Canyon, 3 mi SW of Corona 550 Comment
  JEPS18786  Brickellia incana J. B. Feudge 1927-5-9 1609 Riverside Shaver's Well, Colorado Desert Colorado Desert, Shaver's Well Comment
  UC1329829  Brickellia incana James E. Cole 1941-6-11 863 Riverside .25 mi below spring area Cottonwood Spring (Joshua Tree National Monument); Joshua Tree National Monument 1066 Comment
  CLARK-A1528-2794  Brodiaea terrestris William E. Wayburn 1973-5-26 730526 Riverside Murrieta 548 Comment
  UCR20584  Bromus arizonicus John C. Roos 1952-4-9 5473 Riverside Riverside, E base of Mt. Rubidoux 274 Comment
  SD152996  Bromus carinatus Steve Boyd 1992-4-15 6858 Riverside Santa Ana Mtns; San Mateo Cyn Wilderness area; Bluewater Cyn along Bluewater Tr; downstream to the confluence with San Mateo Creek 334 Comment
  JOTR31035  Bromus carinatus var. carinatus La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1946 Riverside Joshua Tree National Park. (Stop 1) Pleasant Valley at base of Hexie Mountains, near Blue Cut Gorge Comment
  RSA450463  Bromus catharticus A. R. Roos 1937-11-13 s.n. Riverside Riverside. 244 Comment
  JOTR36420  Bromus diandrus La Doux, Tasha, K. Callahan, M. Harding, M. Levandowski 2013-5-9 3366 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Stubbe Springs, near guzzler and spring on densely vegetated slope (STOP1) 1371 Comment
  SEINET271857 Image available Bromus diandrus Scott D. White, Shelton Dowthit; Conserv. voluntee 1996-3-31 3847 Riverside LK Skinner Area: Riverside Land Conservancy conservation easement site, about 1/2 air mile south of the reservoir, near East Benton Road. USGS Bachelor Mtn. 7 1/2' topo map 518 Comment
  UCR92448  Bromus diandrus A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18110 Riverside San Bernardino Mtns, Morongo Indian Reservation, natural pond & bog at SE edge of Burro Flats 1100 Comment
  NY1088730  Bromus madritensis subsp. rubens D. K. Christopher 2003-4-4 93 Riverside UC Riverside, Motte Rimrock Reserve. Off Sage Rd. 530 Comment
  SDSU14319  Bromus madritensis subsp. rubens Michelle Perl 2002-4-20 11 Riverside Santa Margarita Ecological Reserve north of Santa Margarita River adjacent to riparian area just northeast of junction of Santa Margarita River and Via Tornado Road. 233 Comment
  RSA717337  Bromus rubens Scott D. White, Angelia Carey 2004-4-5 10013 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  UCR172140  Bromus rubens A. C. Sanders 2006-5-11 32256 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
  UCR233070  Bromus rubens Edith B. Allen 2012-2-5 212- 02 Riverside Riverside, SW foot of the Box Springs Mtns. on east edge of town, Sycamore Canyon Park, just off Central Ave. near entrance 384 Comment
  UCR234225  Bromus rubens A. C. Sanders, John F. Green 2012-3-20 39979 Riverside Peninsular Range; Elsinore Trough, Lake Elsinore, Collier Ave. at 3rd St., just south of I-15 Fwy 389 Comment
  UCR97454  Bromus rubens A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19843 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  POM12135  Bromus rubens Mary F. Spencer 1920-4-5 1547 Riverside Palm Springs, Colorado Desert. 122 Comment
  RSA495420  Bromus rubens Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-11 2892 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam. 390 Comment
  RSA0014313  Caesalpinia virgata Justin M. Wood, J. Miner 2010-4-29 1545 Riverside Coachella Valley: Cathedral City, 0.5 mi SW of intersection of East Palm Canyon Drive and Cathedral Canyon Wash. 130 Comment
  RSA550273  Caesalpinia virgata Walter Wisura, John Dolan, Michael Wall 1992-3-24 4623 Riverside Lowdesert: 6.2 miles NE of Mecca on Box Canyon Road. Comment
  UCR18388  Calandrinia ambigua Holly Hartman 1979-4-25 s.n. Riverside Western Colorado Desert, Painted Canyon in the Mecca Hills Comment
  UCR117326  Calandrinia ciliata Mitch Provance 1998-6-11 650 Riverside Jurupa Mountains, NW Jurupa Mtns; south of the E extreme of Philadelphia St. 290 Comment
  UCR259231  Calandrinia ciliata Mitch Provance, Jeremiah George 2012-4-24 412- 08 Riverside San Gorgonio Pass, Smith Creek SW of Banning, near corner of Sunset Ave. and Bobcat Rd. 735 Comment
  CLARK-A1045-62  Callitriche marginata George K. Helmkamp 1979-4-27 Riverside Santa Ana Mountains Wildomar 7.5'Q Comment
  POM15216  Calochortus concolor Mary F. Spencer 1922-6-16 2036 Riverside Idyllwild, San Jacinto Mountains. 793 Comment
  RSA6108  Calochortus concolor Carl B. Wolf 1932-5-24 3654 Riverside Snow Creek, north base San Jacinto Mountains. 1 mile above the Fish Hatchery. 793 Comment
  RSA369046  Calochortus palmeri var. munzii N. C. Cooper 1949-6-29 4315 Riverside West of Pinon Flats, San Jacinto Mountains. 1524 Comment
  RSA773595  Calochortus plummerae Duncan S. Bell, Ryan Parker 2010-6-15 1307 Riverside San Bernardino National Forest: Rouse Ridge, approximately 0.9 air mile southeast of junction of Highway 74 and forest service road 5S15., Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 740 Comment
  RSA50295  Calochortus splendens E. K. Balls 1949-5-4 13479 Riverside Cajalco Road, road to Lake Mathews, Gavilan Hills. 2 miles from Corona to Elsinore Highway. Comment
  UCD139571  Calochortus splendens Geoffrey Levin 1975-4-26 481 Riverside Mayhew Canyon Wash 1.5 mi. SE of Glen Ivy on Highway 71. Pacific Slope Drainage Area. 335 Comment
  UCR114750  Calycadenia tenella Scott D. White, D. E. Bramlet 1999-5-19 7367 Riverside Lake Skinner area, Ridgetop, north-, west-, and northwest facing slopes of Bachelor Mtn. 762 Comment
  JOTR16572  Calycoseris parryi Moore, Sue 1968-4-29 s.n. Riverside Joshua Tree National Park. COTTONWOOD CANYON Comment
  RSA564036  Calycoseris wrightii A. C. Sanders 1992-4-4 12114 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  SFV17330  Calycoseris wrightii J. N. Hogue, J. D. Dilley 1998-4-23 108 .13 Riverside Chuckwalla Mountains. Corn Springs Wash at Corn Spring. 488 Comment
  UCR116785  Calyptridium monandrum A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24163 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, along Gibbel Rd. 0.5-0.75 mi. east of State St., between Silver Dew Dr. and Morse Girard St., slopes and wash below the mouth of Avery Canyon 549 Comment
  SD135302  Calyptridium parryi var. parryi Craig Reiser, Dylan Hannon 1993-5-30 Riverside N side of Santa Rosa Peak Comment
  UCR232020  Calystegia macrostegia subsp. arida John F. Green 2008-4-24 10- 03 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris along Hwy 74, vicinity of Eugene St. 506 Comment
  UC1123622  Calystegia macrostegia subsp. tenuifolia R. St. John 1931-1-29 179 Riverside Elsinore , Plot 52 (Plot 52) Comment
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Nov 25 2010
  RSA291569  Calystegia occidentalis subsp. fulcrata C. W. Tilforth, John Dourley 1980-7-15 2077 Riverside South of Thomas Mountain Campground along Thomas Mountain Road, south of Lake Hemet & west of Highway 74. Comment
  RSA679170  Calystegia occidentalis subsp. fulcrata Fred M. Roberts 2003-6-25 5939 Riverside Santiago Peak, old road near Orange County line, c.a. 150m N jct. with Main Divide Truck Trail, 0.5 km north summit. 1633 Comment
  CSUSB159  Camissonia bistorta Annette Price 1962-3-31 004 Riverside Growing along road through Citrus Experiment Station, just past station at the curve in the road, UCR campus, Riverside. Comment
  RSA25611  Camissonia bistorta Carl B. Wolf 1941-6-29 4219 Riverside West side of Lake Elsinore. 366 Comment
  CSUSB754  Camissonia boothii D. T. Wright 1966-3-5 Riverside 2 miles south of Palm Desert, at mouth of Deep Canyon. Comment
  RSA774989  Camissonia boothii Duncan S. Bell 2011-4-7 2172 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
  RSA387327  Camissonia boothii subsp. condensata Aaron Liston, T. S. Elias, O. R. Dorado, S. Zona 1986-11-29 642 -1 Riverside Colorado Desert. West of Chiriaco Summit. Comment
  RSA778487  Camissonia boothii subsp. condensata Duncan S. Bell 2009-3-8 52 Riverside Arica Mountains: east side of mountain range, approximately 1.8 air miles northwest of Priest Well. 350 Comment
  RSA792481  Camissonia boothii subsp. condensata Justin M. Wood, Dustin Ray 2011-4-28 3847 Riverside Sonoran Desert: Chuckwalla Valley; Eagle Mountain Road, 2.8 miles west of Desert Center and 0.9 miles north of I-10. 312 Comment
  CSUSB179  Camissonia brevipes Michael J. Arbaugh 1978-5-27 Riverside Coachella Valley Coachella Valley; 2 miles east of Dillon Road and 1000 Palms Canyon Road intersection, about 5 miles east of 1000 Palms; found on the side of a canyon wall. Comment
  UCR148459  Camissonia brevipes S. J. Myers 2005-2-1 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 9 miles (4 air line) east of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 21 Comment
  UCR208854  Camissonia brevipes Scott D. White 2001-4-17 8335 Riverside Sonoran (Colorado) Desert, Shavers Valley, north of the I-10 Freeway, c. 16 miles east of Indio junction of I-10 and Calif. 111, near powerline access roads at unnamed freeway exit accessing pump station 518 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
  RSA466012  Camissonia brevipes subsp. brevipes Robert M. Perkins, H. de Forest 1937-3-15 386 Riverside Colorado Desert, Desert Center, Along Highway Comment
  RSA703410  Camissonia brevipes subsp. brevipes LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Lee Worlow 2005-2-17 1408 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  SD7322  Camissonia campestris subsp. campestris Daniel Cleveland 1882-4-24 Riverside San Jacinto Plain. Comment
  RSA744302  Camissonia cardiophylla M. Wall 2009-4-5 502 Riverside Plants in Ladder and Painted Canyons east of Mecca. 231 Comment
  CLARK-A1528-3323  Camissonia chamaenerioides John C. Roos 1966-3-26 Riverside Chuckwalla Mountains Comment
  CSUSB195  Camissonia claviformis W. W. Mayhew 1959-2-3 Riverside 10 miles east of Desert Center Comment
  UCR165268  Camissonia claviformis John F. Green 2005-2-2 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 mi east of Desert Beach 24 Comment
  RSA719044  Camissonia claviformis Michael Honer 2005-3-11 2056 Riverside Rice Valley; 4.5 mi. SSE of Rice; 1.5 mi. E of ATSF railway. 220 Comment
  POM14023  Camissonia claviformis subsp. aurantiaca P. A. Munz, D. Keck 1922-4-9 4913 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  POM14454  Camissonia claviformis subsp. aurantiaca Alice Eastwood 1913-4-30 2983 Riverside Palm Springs. Comment
  RSA101675  Camissonia claviformis subsp. aurantiaca T. C. Porter 1888-2-28 s.n. Riverside California--Colorado Desert on Salt Creek, on the South Pacific Railroad -69 Comment
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Feb 3 2011
  RSA449211  Camissonia claviformis subsp. aurantiaca P. J. Remple 1942-3-22 s.n. Riverside Dead Indian Creek near Palms to Pines Hwy. Comment
  UCR231774  Camissonia ignota John F. Green 2008-4-23 08- 26 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
  UCR95458  Camissonia intermedia D. L. Banks, E. H. Banks, J. B. Hedge 1996-6-6 1118 Riverside NW Palomar Mtns, Agua Tibia Mtns: NW foothills of Dorland Mtn; S end of Los Caballos Road, UC Emerson Reserve, SW side of the Water Storage tank. 100 m north of the road jct between main preserve road and the road to the Emersn Cottage 457 Comment
  RSA779065  Camissonia micrantha C. P. Cowan 1978-4-25 1278 Riverside 6.7 (10.7 km) miles SW on 74 from jct. with 71, 4.6 (7.3 km) miles from Lake Elsinore, Santa Ana Mountains, Cleveland National Forest. Whittaker transect #W-229. Comment
  RSA710938  Camissonia pallida A. C. Sanders, K. C. Rose, James C. Dice, D. Woodard 1995-3-29 16252 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert: San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village. 335 Comment
  SEINET3093300 Image available Camissonia pallida G. Helmkamp, A. C. Sanders, P. MacKay, T. Thomas 1997-2-8 19674 Riverside Colorado Desert: Palm Springs, Indian Ave at Las Vegas Rd, below mouth of Chino Canyon. Palm Springs 7.5' Quad. 188 Comment
  UCR142870  Camissonia pallida I. M. Johnston 1917-4-4 1110 Riverside Sonoran (Colorado) Desert, near Palm Springs 183 Comment
  RSA796095  Camissonia refracta Duncan S. Bell 2009-4-20 307 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  SEINET3225526 Image available Camissonia refracta A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37490 Riverside Sonoran (Colorado) Desert; SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak (McCoy Peak 7.5' Q) 204 Comment
  UCR133912  Camissonia refracta June Latting 1978-4-30 s.n. Riverside Sonoran (Colorado) Desert, Chiriaco Summit 518 Comment
  POM157940  Camissonia strigulosa P. A. Munz 1927-5-21 10829 Riverside Coahuila [Cahuilla] Valley. 1220 Comment
  POM302488  Camissonia strigulosa J. C. Roos 1943-8-8 2703 Riverside Dry flat, Hall Canyon, San Jacinto Mts. 1768 Comment
  RSA186604  Camissonia strigulosa Peter H. Raven 1959-5-17 14234 Riverside Lake Fulmor, San Jacinto Mtns. Comment
  SDSU3327  Camissoniopsis bistorta H. Wedberg 1958-3-30 188 Riverside Across stream from Hwy 74 and near garbage pit in Upper San Juan Campground, east of San Juan Capistrano. Comment
  SD133162  Camissoniopsis hirtella Scott White 1991-5-10 91 136 Riverside Highway 79, immediately west of US Forest Service Camground at Dripping Springs 550 Comment
  UCR166104  Camissoniopsis micrantha A. C. Sanders, J. C. Lyman 1995-4-16 16561 Riverside San Bernardino Valley, Glen Avon: sand dune area on N slope of the Jurupa Hills (draining toward Fontana), Pyrite St. Canyon 335 Comment
  SD185270  Camissoniopsis pallida A. C. Sanders, J. C. Dice, K. C. Rose, D. Woodard 1995-3-29 16289 Riverside San Jacinto Mountains/Sonoran (Colorado) Desert; San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village (White Water 7.5'Q) 381 Comment
  RSA465933  Camissoniopsis pallida subsp. pallida Frances L. Cramer 1941-5-3 s.n. Riverside Joshua Tree National Monument Comment
  UC597634  Camissoniopsis pallida subsp. pallida Philip A. Munz 1937-5-30 15107 Riverside Dos Palmos Spring north end Santa Rosa Mts. 1097 Comment
  UCR239911  Cardamine O. F. Clarke 2006-1-26 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  RSA535488  Cardamine californica var. integrifolia Steve Boyd, Timothy S. Ross, Orlando Mistretta 1992-2-2 6636 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness of the Cleveland National Forest. Upper San Mateo Canyon between confluence of Tenaja Canyon and Los Alamos Canyon. Comment
  SEINET2049002 Image available Carduus pycnocephalus Rand C. Isbell 1970-5-23 9 Riverside Box Springs Mountains, Found on slopes on eastern sides of the mountains. 671 Comment
  CAS-BOT-BC17705  Carex alma Philip Alexander Munz 1938-8-14 15341 Riverside Virgin Spring, near Santa Rosa Peak. 2286 Comment
  POM122858  Carex fracta Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild, San Jacinto Mountains. Comment
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Sep 3 2011
  POM14315  Carex hoodii Phillip A. Munz 1922-7-6 6005 Riverside San Jacinto Mountains: Tahquitz Valley. 2195 Comment
  RSA364639  Carex jonesii M. B. Dunkle 1933-7-22 3741 Riverside Tahquitz Valley. 2317 Comment
  POM1477  Carex praegracilis D. L. Crawford 1916-3-15 726 Riverside Near Corona. Comment
  UCR105436  Carex praegracilis D. E. Bramlet, P. Jacks, S. Goode 1989-4-5 1796 Riverside Perris-Aguanga Basin Region, Shipley Multi-species Reserve, blue-line stream on the southeastern flank of Bachelor Mtn. 470 Comment
  RSA501005  Castilleja affinis Steve Boyd, Tim S. Ross, L. Arnseth 1989-4-1 3123 Riverside Vail Lake area, ridge-top of volcanic substrate w/clay soil, 2 mi W of dam, at edge of escarpment E of Pauba Valley. 518 Comment
  SEINET3078326 Image available Castilleja angustifolia var. dubia C. Francis Shutts 1949-3-19 56 Riverside White Tank, Joshua Tree Nat'l Mon. Pinto Mt. Range, Colorado R. Drainage Area 457 Comment
  UCR100155  Castilleja applegatei subsp. martini Scott D. White 1994-4-23 2034 Riverside San Bernardino Mtns, Millard Canyon, c. 8 air mi. north of Cabazon. USFS Rd 2S05.2, c. 0.3 mi. south of junction of 2S05.2 & 2S05B; c. 1.7 mi. south of Deer Spring & 1 mi. SW of Bear Wallow Spring 1311 Comment
  OBI53713  Castilleja applegatei subsp. martinii David Charlton 1988-5-21 1934 Riverside Thomas Mtn Rd, from N to S. W of Garner Valley and S of Lake Hemet on hwy 74 1676 Comment
  RSA448699  Castilleja applegatei subsp. martinii M. B. Dunkle 1933-7-19 3672 Riverside Upper Tahquitz Valley, San Jacinto Mountains. 2409 Comment
  UCR215127  Castilleja densiflora Sarah C. Pasquini 2008-4-15 08 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, c. 6 miles west of Murrieta, c. 60 m off Waterline Road 560 Comment
  RSA586141  Castilleja exserta subsp. exserta D. L. Banks 1995-4-11 184 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the Dripping Springs Trai. 512 Comment
  RSA0010937  Castilleja exserta subsp. exserta H. de Forest, Jack Rempel 1934-4-14 19806 Riverside San Gorgonio Pass. 602 Comment
  RSA507946  Castilleja foliolosa Steve D. Boyd, C. Boyd, K. Boyd, R. Noyes, L. Arnseth 1988-5-28 2264 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  UCR121243  Castilleja foliolosa Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2264 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  POM43759  Castilleja linariifolia Marcus E. Jones 1924-2-28 s.n. Riverside West of Blythe. Comment
  UC26462  Castilleja miniata H. M. Hall 1897-7-22 716 Riverside San Jacinto Mts. 2438 Comment
  UC57006  Castilleja minor subsp. spiralis F. Gilman 1902-1 35 Riverside Palm Springs Comment
  UCR193419  Castilleja minor subsp. spiralis A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35630 Riverside Peninsular Range; San Jacinto Mtns., May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1524 Comment
  SBBG87798  Caulanthus cooperi A. C. Sanders, B. Pitzer, D. Charlton 1986-3-2 6052 Riverside Chuckwalla Bench, S side of Chuckwalla Mtns, on Bradshaw Rd, ca. 2 mi E of gasline rd; T7S, R15E, S30 640 Comment
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Jun 1 2011
  RSA543766  Caulanthus hallii Steve Boyd, Timothy S. Ross, Mike Hammitt 1978-4-23 52071 Riverside Vail lake region, SW & W flanks of Billy Goat Mountains 2 mi. N Hwy 79, 1 mi W of Hwy 371, N of Aguanga. 600 Comment
  JEPS29316  Caulanthus heterophyllus Rimo Bacigalupi and L. Heckard 1962-3-26 8412 Riverside 3.3 mi. n.w. Alberhill (near headwaters of Temescal Wash & Canyon, w. base of Estelle Mt. & just opposite Indian Canyon (from w.)) 304 Comment
  RSA531125  Caulanthus heterophyllus Robert Gustafson 1983-4-18 2504 Riverside Clinton Keith Road, about 3 miles from its junction with Hwy. 15, eastern slopes of the Santa Ana Mts. 457 Comment
  UCR65282  Caulanthus heterophyllus Steve Boyd, L. Arnseth, T. S. Ross 1990-3-29 3846 Riverside Peninsular Range, Vail Lake area, cinder cone ridge at north side of mouth of Temecula Creek Canyon and adjacent benches on S flank of 'Big' Oak Mtn. 549 Comment
  SEINET3507491 Image available Caulanthus simulans A. C. Sanders 1986-6-1 6557 Riverside San Jacinto Mountains, along the trail toward Spitler Peak from the Hurkey Creek Camp to Bonita Vista road. Comment
  CAS-BOT-BC48619  Ceanothus cordulatus H. E. McMinn 1925-7-2 1504 Riverside Trail from Idyllwild to Tahquitz Peak Comment
  POM19808  Ceanothus cordulatus Mary F. Spencer 1923-6-27 2188 Riverside Idyllwild, San Jacinto Mt. 1646 Comment
  UCD111409  Ceanothus cordulatus R. S. Woglum 1941-6-12 3053 Ab Riverside Idyllwild. 1524 Comment
  CDA31121  Ceanothus crassifolius Mike Lahti 2010-3-8 PDR# 1501966 Riverside Murrieta: at Jo-Dan Farms on Pabesu Road near Greer Road. 0 Comment
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Aug 11 2012
  RSA16507  Ceanothus crassifolius Percy C. Everett 1935-6-17 7151 Riverside Coldwater Canyon Trail to Santiago Peak., 2 miles above Glen Ivy Resort. 610 Comment
  RSA575059  Ceanothus cuneatus Steve Boyd 1981-3-4 810304 -C Riverside Gavilan Hills region, low hill and adjacent flats along Gavilan Creek drainage at the southwest end of Harford Springs County Park on the Gavilan Plateau, north of Ida Leeona Road and east of the trailer park. 610 Comment
  RSA757806  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2008-4-27 DOB 982 c Riverside Tucalota Creek watershed, roadside on Sage Road (County Road R3), 0.6 road miles south of intersection with East Benton Road, near intersection ith Debby Lane, 15.8 km 338 degrees true north-northwest of Aguanga. 730 Comment
  UC1070691  Ceanothus greggii var. perplexans A. E. Wieslander 1929-4-3 56 Riverside en route to Banning San Jacinto quad. 762 Comment
  CAS-BOT-BC51277  Ceanothus leucodermis E. W. Lathrop 1965-4-4 5642 Riverside 8 mi. W. of Murrieta Comment
  RSA606743  Ceanothus ophiochilus Jon E. Keeley 1996-5-13 27406 Riverside In on N side of Agua Tibia Range, 2-3 km S of Agua Tibia Wilderness boundary gate on trail extending ca. 100 m S of enclosed reservoir on ridge SE of Woodchuck Resort at end of Woodchuck Rd., S of Hwy 79. 1000 Comment
  SBBG105055  Ceanothus ophiochilus S. Boyd with T. Ross 1993-3-23 7893 Riverside Paloma Valley, between Sun City and Murrieta, E of Hwy I-215, just SW of jct of Briggs Rd and Scott Rd 792 Comment
  UCR79354  Ceanothus ophiochilus Steve Boyd, K. Berg, Sandy Morey, Jon E. Keeley 1992-5-3 7169 A Riverside Peninsular Range, Vail Lake area: ridge about 1 mi. west of lake, east of 'Little' Oak Mt. 610 Comment
  RSA25758  Ceanothus palmeri Carl B. Wolf 1941-8-12 11142 Riverside 3.5 mi. N.W. of Idylwild on dark canyon Rd. 1646 Comment
  UCR165203  Ceanothus papillosus Robert Cox 2003-9-8 s.n. Riverside Peninsular Ranges, Santa Ana Mtns., Main Divide Road, between Bedford and Bald peaks 1098 Comment
  RSA0120442  Ceanothus perplexans Duncan S. Bell, LeRoy Gross 2016-5-18 9599 Riverside Santa Rosa Mountains; west side of Martinez Mountain; along the Cactus Spring Trail where it crosses Horsethief Creek. 1050 Comment
  OBI45339  Ceanothus tomentosus Dave Hawks 1987-3-2 s.n. Riverside S of Hemet, intersection of Palm Ave. and Saddle Ridge Trail Comment
  UCR137484  Ceanothus tomentosus subsp. olivaceus D. L. Banks 1997-3-29 1574 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. Headwaters of Pala Creek at the S extremity of the Reservation, north of the Riverside/San Diego Co. line, west of the intersection of Magee Truck Trail and Moreno Rd including a large area of vernally wet grassland at the extreme SW corner of the Reservation 409 Comment
  UCR19017  Cenchrus incertus John C. Roos, L. Roos 1952-7-15 5811 Riverside Hemet 488 Comment
  CAS-BOT-BC281957  Centaurea benedicta Peter H. Raven; Sidney R. Snow 1956-7-6 9657 Riverside Gilman Hot Springs, along road Comment
  RSA741579  Centaurea melitensis Scott D. White, Justin M. Wood 2008-6-17 12174 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  CLARK-A1528-3061  Cercocarpus betuloides John C. Roos 1948-5-15 3854 Riverside Eagle Mountains Comment
  CSUSB1862  Cercocarpus betuloides A. H. Wheeler 1974-7-22 Riverside San Jacinto Mountains Palms To Pines Highway- Juniper Flats 1219 Comment
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Dec 4 2011
  RSA44868  Cercocarpus betuloides J. C. Roos 1948-5-15 3854 Riverside Upper Lost Palms Canyon, Eagle Mountains. Comment
  UCR18833  Cercocarpus betuloides John C. Roos 1948-5-15 3854 Riverside Sonoran (Colorado) Desert, Eagle Mountains, upper Lost Palms Canyon 1037 Comment
  UC187656  Cercocarpus betuloides var. betuloides C. R. Orcutt 1890-7-23 7 Riverside San Jacinto Mountains Comment
  RSA208927  Cercocarpus minutiflorus Theadore H. Mortenson 1967-5-5 1516 Riverside North facing hillside in back of the Tenaja Guard Station, Santa Rosa Plateau region near Murietta. Comment
  JEPS86544  Chaenactis artemisiifolia Roy E. Buck 1988-5-28 911 Riverside near top of grade w of Lake Elsinore (on e-facing slope above CA Hwy 74, 2.0 air km nw of confluence of Harlan Canyon & Johnson Canyon drainages, 7 air km w of L. Elsin. town); Elsinore Mountains Comment
  UC30976  Chaenactis artemisiifolia H. M. Hall May 17 1899-May 20 1899 11051 Riverside Reche Canon <two specimens, one from Reche Canon another collected at lower altitudes> San Jacinto Mountains Comment
  UCR158500  Chaenactis artemisiifolia A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30037 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
  SEINET3005068  Chaenactis carphoclinia G. Rink 2011-5-1 10506 Riverside North side of the Chuckawalla Mountains near Chuckawalla Spring 505 Comment
  UCR167469  Chaenactis carphoclinia 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
  HSC86863  Chaenactis carphoclinia var. carphoclinia David Charlton 1988-2-25 1227 Riverside S side of Little San Bernardino Mtns. Dillon Rd. and 1000 Palms Oasis Rd. Jct. S of Joshua Tree National Park, parrallel to I-10; 5 miles E of Jct. Dillon Rd and Fargo Canyon Rd. 610 Comment
  JOTR34311  Chaenactis carphoclinia var. carphoclinia Andre, Jim 2012-4-11 20726 Riverside Joshua Tree National Park. Pinto Basin; along road to Cootonwood, I mi NW of Fried Liver Wash, approx. 15 mi S of Hwy 62 in Twentynine Palms 617 Comment
  RSA93829  Chaenactis carphoclinia var. carphoclinia F. W. Peirson 1922-4-11 2858 Riverside Deep Canyon Wash, Coachella Valley 244 Comment
  CAS-BOT-BC276909  Chaenactis fremontii Palmer Stockwell 1940-4-24 1507 Riverside 1 mile E of Banning Comment
  JOTR38681  Chaenactis fremontii Hodges, Stephen R. 2017-2-7 697 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
  RSA731077  Chaenactis fremontii Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10462 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UCR139167  Chaenactis glabriuscula S. J. Myers 2003-4-22 s.n. Riverside Murrieta Area, hill 1564 between Auld. Rd. and Benton Rd. near Pourroy Rd., south of Alamos School site, north of Tucalota Creek 477 Comment
  UCR94268  Chaenactis glabriuscula Scott D. White 1996-4-14 3898 Riverside Perris Basin/San Jacinto Mtns., E of Hemet: San Jacinto River Wash near Valle Vista, north of Hwy 74, c. 1.7 mi west of USFS Cranston Fire Station 549 Comment
  UCSB37824  Chaenactis glabriuscula Sanders, A. 1980-7-18 Riverside Garner Valley; near junction of the Thomas Mtn. Rd. with Hwy. 74, about 1 mile SE of the head of Hemet Lake; T 6S, R 3E, SW1/4 of SW1/4 sec. 10 1341 Comment
  HSC85279  Chaenactis glabriuscula var. glabriuscula Steve Boyd 1986-5-1 1820 Riverside S slopes of Bachelor Mtn, E end of Lake Skinner Comment
  POM122831  Chaenactis glabriuscula var. glabriuscula Marcus E. Jones 1926-5-29 s.n. Riverside South of Temecula. Comment
  RSA388507  Chaenactis glabriuscula var. glabriuscula Steve Boyd 1986-5-1 1808 Riverside Perris-Aguanga Basin region SW Perris Basin, Hill west of Skunk Hollow. Comment
  RSA771657  Chaenactis glabriuscula var. glabriuscula Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4911 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  UC63019  Chaenactis glabriuscula var. glabriuscula H. M. Hall 1901-5-1 Riverside West Riverside Comment
  POM159847  Chaenactis glabriuscula var. lanosa E. C. Jaeger 1926-3-26 s.n. Riverside Cabazon Comment
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Mar 13 2011
  RSA523315  Chaenactis glabriuscula var. lanosa G. H. True 1935-4-3 200 Riverside Box Springs 366 Comment
  UC456027  Chaenactis parishii I. J. Condit 1910-6-22 Riverside San Jacinto Mts. 2438 Comment
  UCR18650  Chaenactis parishii Frank C. Vasek 1973-6-8 730608- 71 Riverside Santa Rosa Mtns., road 1 mile below Garnet Queen Creek 1768 Comment
  UCR34890  Chaenactis parishii L. B. Ziegler 1967-7-5 173 Riverside San Jacinto Mtns., south slope of Thomas Mountain 1616 Comment
  JOTR37509  Chaenactis stevioides Hodges, Stephen R. 2016-3-1 635 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
  POM230183  Chaenactis stevioides I. W. Clokey 1933-4-17 6942 Riverside Cottonwood Springs. Comment
  RSA351835  Chaenactis stevioides var. stevioides M. B. Dunkle 1937-3-25 4910 Riverside East of Indio, Colorado Desert. Comment
  JOTR34150  Chaenactis xantiana La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler, D. Shade 2011-4-26 3164 Riverside Joshua Tree National Park. Pleasant Valley, south of Gold Coin mine complex; mud flats and sandy hummocks on valley floor (Stop 5) 959 Comment
  JEPS51889  Chamaesyce albomarginata E. E. Schellenger 1894-8-11 78 Riverside Colorado Desert, Paloverde Comment
  RSA435981  Chamaesyce albomarginata N. C. Cooper 1944-7-15 1576 Riverside Palms to Pines Highway, San Jacinto Mountains. 1280 Comment
  RSA500074  Chamaesyce albomarginata Steve Boyd, T. S. Ross, L. Arnseth 1989-4-2 3238 Riverside Vail Lake area, sandy valley at NE end of lake, N of Wilson Creek 488 Comment
  UC868839  Chamaesyce albomarginata C. L. Hitchcock 1940-4-2 5925 Riverside Joshua TreeNational Monument, Cottonwood Springs Comment
  RSA0123690  Chamaesyce arizonica Duncan S. Bell, LeRoy Gross 2016-3-30 9148 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 7.5 air miles southeast of the summit of Martinez Mountain. 970 Comment
  RSA763977  Chamaesyce micromera Justin M. Wood, Dustin M. Ray 2010-10-21 3006 Riverside Chuckwalla Valley NE of Victory Springs and 0.9 km E of Kaiser Road on unmarked 4WD road. 198 Comment
  RSA503388  Chamaesyce polycarpa var. polycarpa Gary D. Wallace 1966-3-4 76 Riverside Along Dillon Rd. S slopes of the Little San Bernardino Mtns. 122 Comment
  RSA38695  Chamaesyce setiloba P. A. Munz 1946-10-20 11579 Riverside Palms to Pines Hwy at N base of Snata Rosa Mts. 1037 Comment
  RSA685683  Cheilanthes clevelandii M. B. Dunkle 1934-6-18 3991 Riverside Upper San Juan Canyon. Comment
  POM115608  Cheilanthes covillei A. M. Alexander, Louise Kellogg 1941-5-21 2211 Riverside Colorado Desert: north slope of Eagle Mountains 1280 Comment
  SEINET3870278  Cheilanthes newberryi A. C. Sanders, G. K. Helmkamp 1997-3-15 19917 Riverside Lake Skinner area: hill (1864) E of Skinner Lake at NW end of Tucalota Hills.; 0 567 Comment
  POM6637  Cheilanthes parryi P. A. Munz, Street, Williams 1919-3-25 2325 Riverside Palm Canyon. 243 Comment
  RSA625000  Cheilanthes parryi L. C. Wheeler 1963-3-17 8243 Riverside Santa Rosa Mountains: Martinez Canyon. Comment
  RSA686409  Cheilanthes parryi T. R. Pray 1960-3-4 1647 Riverside Andreas Canyon Comment
  UCR91550  Cheilanthes parryi A. C. Sanders, C. L. Sanders, L. Lubinsky, A. Knapp, P. J. MacKay 1995-2-12 15925 Riverside Sonoran (Colorado) Desert, Coachella Valley, mouth of East Double Canyon, Little San Bernardino Mtns, 1.4 mi above Aqueduct Rd. 581 Comment
  RSA717053  Chenopodium album A. C. Sanders 2002-12-13 25662 Riverside Temescal Valley: development called Trilogy at Glen Ivy at the confluence of Bixby and Anderson Canyons, basin W18 north of Trilogy Parkway 366 Comment
  UCR278837  Chenopodium berlandieri Mitch Provance 2012-7-17 712- 14 Riverside San Gorgonio Pass, City of Banning, along E. Lincoln St., vicinity of the Banning Substation, between Hargrave St. and San Gorgonio Ave. 698 Comment
  UCR108834  Chenopodium botrys O. F. Clarke 1972-5-21 s.n. Riverside Riverside, Santa Ana River near Union Pacific Bridge 213 Comment
  UCR18790  Chenopodium botrys John C. Roos 1952-6-10 5756 Riverside Santa Ana River in Riverside 259 Comment
  POM123177  Chenopodium californicum Marcus E. Jones 1903-5-11 s.n. Riverside Banning. 701 Comment
  RSA750735  Chenopodium californicum Scott D. White, Justin M. Wood 2009-5-22 12900 Riverside San Jacinto Mountains: Quinn Flat Meadow. 1372 Comment
  UCR272128  Chenopodium fremontii Duncan S. Bell 2015-9-30 8674 Riverside Santa Rosa Mountains, Little Pinyon Flat, from Cactus Spring Trail to Horsethief Creek 1246 Comment
  SBBG65369  Chenopodium leptophyllum R. Hoffmann 1929-9-6 Riverside San Jacinto Mtns 2438 Comment
  UCR115154  Chenopodium missouriense Mitch Provance 2000-10-14 2256 Riverside Jurupa Mtns., Crestmore area, along the south side of El Rivino Rd., c. 0.4 miles north of Crestmore Quarries. 287 Comment
  UCR230934  Chenopodium murale T. B. Salvato, Richard Camacho 2011-6-12 5475 Riverside Peninsular Range, Temescal Canyon, N/S trending wash that extends from Temescal Canyon Road near the west end of Lee (Corona) Lake, south under the Hwy 15 overpass about 0.25 miles 372 Comment
  UCR59671  Chenopodium rubrum Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3552 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake area, pond and freshwater marsh in Kolb Creek, just south of the lake Comment
  UCR115136  Chenopodium strictum Mitch Provance 2000-11-2 2295 Riverside North Riverside, Reid Park, c. 0.5 mi SW of the corner of Placentia Ln. and Orange St. 250 Comment
  UCR145576  Chenopodium strictum var. glaucophyllum Chet McGaugh 2004-11-15 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, 1 mile south of Thermal, parcel bounded by Ave. 58 & Ave. 60 on the north and south and by Polk and Filmore on the west and east, between the airport and Whitewater River -41 Comment
  UCR25982  Chenopodium strictum var. glaucophyllum John C. Roos 1951-9-25 5295 Riverside Riverside 259 Comment
  HSC27211  Chilopsis linearis J. P. Smith, J. O. Sawyer 1973-6-10 6884 Riverside Joshua Tree National Monument. Comment
  LA31362  Chilopsis linearis subsp. arcuata Jane Turner; Barbara Whitesel, Virginia Sjaholm 1959-3-21 C- 179 Riverside Morongo Wash Comment
  SD255115  Chilopsis linearis subsp. arcuata Sarah J. De Groot, Duncan S. Bell 2015-5-14 7373 Riverside White Water, along Pacific Crest Trail about 400 m south of Forks 3028 and about 450 m south of Red Dome. Plain between hills and White Water River wash. Southeast side of San Bernardino Mountains. 768 Comment
  UCD121659  Chilopsis linearis subsp. arcuata Marian L. Vincent; Richard H. Swade 1963-10-19 452 Riverside Snow Creek Road, 2 miles from its intersection with California State Hwy. 111. 365 Comment
  UCR59839  Chloracantha spinosa 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
  UCR2284  Chloris virgata F. M. Reed 1904-8-14 94 Riverside Riverside, roadside on Monroe Street between Dufferin and Victoria Avenue, Arlington Heights 274 Comment
  RSA607339  Chorizanthe R. S. Woglum 1939-4-11 2226 Riverside Sonora Desert: Rice to Parker. Comment
  RSA339657  Chorizanthe brevicornu var. brevicornu Robert F. Thorne, C. W. Tilforth 1980-5-28 54227 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  UCR13297  Chorizanthe corrugata O. F. Clarke 1973-4-1 s.n. Riverside Sonoran (Colorado) Desert, Plateau above Box Canyon, along State Hwy 195, c. midway between Hwy I-10 and the Salton Sea Comment
  RSA192062  Chorizanthe fimbriata E. W. Lathrop 1966-5-9 6276 Riverside 3 miles SW of Murrieta between Mesa de la Punta and Sandia Canyon. Comment
  RSA526140  Chorizanthe fimbriata Steve Boyd, Laurel Artnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4569 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 549 Comment
  CHSC1316  Chorizanthe fimbriata var. fimbriata E. Thomas 1931-6-3 5 /26/1940 Riverside Temecula canyon. Comment
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Mar 27 2011
  CAS-BOT-BC191307  Chorizanthe fimbriata var. laciniata Philip A. Munz 1937-5-31 15116 Riverside below Anza Tablet at head of Coyote Canyon, SW Riverisde county 1005 Comment
  UCR48347  Chorizanthe leptotheca Steve Boyd 1986-4-22 1758 Riverside Temescal Canyon, stable alluvial benches of Indian Wash just south of Interstate Hwy 15 Comment
  NY468374  Chorizanthe parryi G. H. True Jr. 1936-4-10 221 Riverside Sycamore Canyon, Box Springs 365.8 Comment
  UCR104902  Chorizanthe parryi A. C. Sanders 1997-3-19 20009 Riverside Lake Skinner area, slopes north of Tucalota Creek c. 3/4 mi. (1.25 km) east of the lake 470 Comment
  UCR116533  Chorizanthe parryi A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24183 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, c. 1/4 mi. north of Newport Rd. and 3/4 mi. east of State St. 506 Comment
  RSA487196  Chorizanthe parryi var. parryi James L. Reveal 1988-5-23 6867 Riverside Along California Hwy 75 [74] at milepost 48, 3 miles E of Fairview Avenue in Valle Vista, N of the Hwy and south of the San Jacinto River. 610 Comment
  UCR154215  Chorizanthe parryi var. parryi Chris E. True, Robert Cox 2005-5-23 s.n. Riverside Perris-Aguanga Basin, Sage Road, c. 5 mi N of Hwy 79, SE of Roundtop 671 Comment
  UCR174157  Chorizanthe polygonoides var. longispina A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32605 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  RSA516896  Chorizanthe rigida Steve Boyd, Orlando Mistretta 1986-3-13 1412 Riverside Palen Mountains: NE of Desert Center, jct of Parker Dam Rd and 'Palen Rd' (rd. going through pass between Palen and Granite Ranges). 183 Comment
  JEPS57750  Chorizanthe staticoides Marjorie D. Clary 1932-7-3 991 Riverside Hurkey Creek Hemet Valley, Hurkey Creek 1371 Comment
  RSA263673  Chorizanthe staticoides E. W. Lathrop 1968-6-2 6955 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. Comment
  RSA543829  Chorizanthe staticoides Steve Boyd, Orlando Mistretta 1991-5-22 6296 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  RSA680543  Chorizanthe staticoides Scott D. White, Michael Honer, Dylan Hannon 2003-6-24 9588 Riverside Near Rainbow Valley: Mountains west of I-15 Freeway and immediately north of San Diego County boundary. 335 Comment
  UCR49769  Chorizanthe staticoides D. C. Hawks 1987-5-16 s.n. Riverside Terwilliger Valley, S of Anza, Terwilliger Road, 0.9 mi. south of intersection with Wellman Road 1189 Comment
  CLARK-A1528-3729  Chorizanthe thurberi John C. Roos 1943-5-23 2678 Riverside Comment
  RSA0097129  Chorizanthe xanti var. leucotheca Marc A. Baker 2015-7-9 18402 Riverside San Gorgonio Pass, 32 km WNW of central Palm Springs, 100m north of the San Gorgonio River, 4 km ENE of Banning. 638 Comment
  RSA11585  Chorizanthe xanti var. leucotheca C. Epling, Wm. Robison 1933-6-24 s.n. Riverside San Gorgonio Wash Comment
  RSA771682  Chorizanthe xanti var. leucotheca Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4985 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
  POM12872  Chrysolepis sempervirens P. A. Munz 1922-7-6 6018 Riverside Tahquitz Valley, San Jacinto Mts. 2226 Comment
  CDA19741  Chrysopsis villosa H. R. Leach 1958-9-12 s.n. Riverside Southern California; San Jacinto Mtn. 0 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
  RSA40319  Chrysothamnus paniculatus L. S. Rose 1945-12-25 45323 Riverside 4 miles N of Palm Springs. Comment
  CDA37527  Chylismia brevipes M. S. Wasbauer 1960-3-26 Riverside Shaver s Summit. 0 Comment
  GMDRC9800  Chylismia brevipes subsp. brevipes J. M. Andre 2017-3-1 38009 Riverside Eagle Mountains: south end of range, 2.8 mi. north of Interstate 10 at Hayfield Rd exit 506 Comment
  UC873886  Chylismia brevipes subsp. brevipes Ira L. Wiggins 1937-3-9 8756 Riverside wash 5 mi w Shaver's Well Comment
  JEPS23483  Chylismia claviformis subsp. aurantiaca Marjorie D. Clary 1933-2-26 2060 Riverside Aqueduct Rd North Colorado Desert 243 Comment
  UC1184381  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-2-16 11626 Riverside just w Blythe Air Field Comment
  CAS-BOT-BC162783  Chylismia claviformis subsp. claviformis Larson; Beley 1975-4-24 74 -671 Riverside ~5 mi. N. Palm Springs, near inter. of Varner Rd. and T/C access. Comment
  UCSC007501  Clarkia epilobioides Michael Wall 2007-5-25 21078 Riverside Rawson Canyon, NE of Skinner Reservoir, on moderate north facing slopes off Rawson Rd. 2.5 mi. East of Washington Ave. 615 Comment
  RSA503426  Clarkia purpurea subsp. quadrivulnera J. D. Olmsted 1962-5-10 3668 Riverside West of crest between Sandia and DeLuz Creeks along Murrieta to DeLuz Road. 206 Comment
  CAS-BOT-BC163865  Clarkia purpurea subsp. quadrivulnera Edmund C. Jaeger 1921-6-14 s.n. Riverside [MacMullen] McMullen Trail, San Jacinto Mts. 1280 Comment
  RSA182338  Clarkia rhomboidea J. D. Olmsted 1962-5-1 3426 Riverside NE slope just west of top of highest Southern Californica waterfall; 1/4 mi SE of Falls Plateau, Snow canyon N of Mt. San Jacinto. 945 Comment
  CLARK-A1528-647  Clarkia unguiculata Robert A. Hawthorne 1957-5-1 Riverside Riverside 251 Comment
  RSA524239  Claytonia parviflora subsp. parviflora Steve Boyd, Timothy S. Ross, Laurel Arnseth, Jaime Bonilla 1990-4-2 4035 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  RSA613430  Clematis D. L. Banks 1997-4-5 1662 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
  UCR281488  Clematis pauciflora Mitch Provance, Matt K. Beyers, John Hazlett 2017-3-30 317- 77 Riverside Temescal Valley, 0.4 miles SE of Horsethief Canyon Rd. and the 15 Fwy. 391 Comment
  UCR193748  Cnicus benedictus A. C. Sanders, Mitch Provance 2008-7-11 35754 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
  UCR177646  Collinsia concolor S. J. Myers, John Green 2003-4-23 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1189 Comment
  UCR227589  Collinsia concolor Duncan S. Bell, Valentin Arvizu 2010-5-24 1107 Riverside San Jacinto Mountains, San Bernardino National Forest, Garner Valley, c. 3.4 air mi southeast of junction of Forest Service Road 6S04 and Forest Service Road 6S13 1385 Comment
  VVC478  Collinsia concolor A. C. Sanders, J. Mac 1997-5-4 20667 Riverside San Jacinto Mountains, N side along Hwy 243, 1.5 mi. below Twin Pines Ranch Road (McMullen Flat), N slope of peak 3740 1067 Comment
  SD124711  Condalia globosa var. pubescens Andy C. Sanders, Et al. 1986-3-1 6042 Riverside Chuckawalla Bench, W side of Chuckawalla Mtns, 9 miles S of Hwy I-10 on the gasoline road, 2 mi. airline S of the Model Mine. 579 Comment
  POM122570  Cordylanthus nevinii Marcus E. Jones 1924-8-30 s.n. Riverside San Jacinto Mountains; Tahquitz trail. Comment
  RSA230836  Cordylanthus nevinii I. W. Clokey, E. G. Anderson 1933-8-21 6904 Riverside Jinlleri Creek. 1500 Comment
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Oct 30 2011
  SD233941  Cordylanthus rigidus Scott D. White 1996-8-1 4419 Riverside Idyllwild area: Hwy 243 at Deer Springs trailhead and adjacent area. S facing mountainside. 1700 Comment
  RSA0097955  Cordylanthus rigidus subsp. setiger Duncan S. Bell 2014-11-14 7718 Riverside Santa Rosa Mountains; in the Santa Rosa Wilderness area; west side of Martinez Mountain; collecting at Cactus Spring. 1292 Comment
  UC1375271  Cordylanthus rigidus subsp. setiger C. W. Tilforth 1970-9-2 304 Riverside along fire road to Santa Rosa Mtn. Comment
  POM230199  Corethrogyne filaginifolia I. W. Clokey, E. G. Anderson 1933-8-21 6963 Riverside Keen Camp P. O. [Post Office] Riverside 1350 Comment
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Oct 30 2011
  POM356107  Corethrogyne filaginifolia Norman C. Cooper 1943-9-11 902 Riverside San Jacinto Mtns. below Idlewild. 1067 Comment
  POM49087  Corethrogyne filaginifolia P. A. Munz, I. M. Johnston 1924-7-26 8713 Riverside South of Banning. 976 Comment
  POM13094  Coryphantha alversonii P. A. Munz 1922-4-12 5014 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. Colorado Desert. 457 Comment
  SEINET5765987  Covillea tridentata George B. Grant 1906-5-1 229 -6724 Riverside Colorado desert at Palm Springs, southern California 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
  UCR82247  Cressa truxillensis J. M. Stewart 1994-5-2 864 Riverside Western Colorado Desert, Coachella Valley, Thermal, Filmore Street & Avenue 66 Comment
  CAS-BOT-BC175808  Crossosoma bigelovii Ynez Whilton Winblad 1937-3-23 s.n. Riverside 29 Palms Canyon Comment
  RSA780241  Croton californicus Stephanie Rockwood, Christi Gabriel 2011-10-12 098 Riverside Rice Valley. Highway 62 to to Blythe Rice Road. About 1 mile from highway. 229 Comment
  SEINET9458037  Croton californicus L. D. Copeland 1904-5-5 s.n. Riverside West Canyon. Comment
  SD137960  Crypsis schoenoides Darin L. Banks, Steve Boyd 1995-10-17 806 Riverside Cleveland National Forest, Agua Tibia Wilderness Area; along lower Arroyo Seco, south of the Dripping Springs Campground, along the narrow benches where Arroyo Seco turns to the east just west of the Metasedimentary hills 1720 Comment
  UCR116477  Crypsis schoenoides A. C. Sanders, T. B. Salvato 2001-5-25 24377 Riverside San Jacinto Valley, west end of Hemet-Ryan airport runway, 50-200 m east of Warren Rd. and 100-200 m north of Stetson Ave. 457 Comment
  UCR231767  Cryptantha John F. Green 2008-4-23 09- 03 Riverside Peninsular Range; SE Gavilan Hills, powerline route in hills SE of Perris, east of Hwy 74 and north and NE of Eugene St., both sides of Theda St. 503 Comment
  JOTR28788  Cryptantha angustifolia La Doux, Tasha 2005-3-30 1057 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  JOTR33802  Cryptantha angustifolia La Doux, Tasha, B. Truesdell 2007-11-9 3300 Riverside Joshua Tree National Park. Pinto Basin; Fried Liver Wash, along Route 11 where the wash crosses the road (STOP1) 532 Comment
  NY1154341  Cryptantha angustifolia N. H. Holmgren 1974-3-23 7477 Riverside Box Canyon wash, 11.4 (9 airline) miles east-northeast of Mecca 244 Comment
  RSA314619  Cryptantha angustifolia R. F. Thorne, Drs Fosberg, M. H. Sachet, Charles C. Herbst 1983-4-23 55486 Riverside San Bernardino Mountains: Whitewater River where road crosses river below fish hatchery, ca. 4 miles north of Whitewater Post Office. 640 Comment
  RSA760822  Cryptantha angustifolia Thomas Stoughton, Jacqueline McConnaughy, Andrew Monks, M. Volke 2010-3-30 107 Riverside Coachella Valley Preserve, near mouth of Thousand Palms Canyon. Jct of Ramon Rd and Thousand Palms Canyon Rd. 91 Comment
  RSA780381  Cryptantha angustifolia Stephanie Rockwood, Christi Gabriel 2011-11-7 197 Riverside Rice Valley. Highway 62 to Blythe/Rice Road. About 1 mile from highway. 229 Comment
  RSA795929  Cryptantha angustifolia Duncan S. Bell 2009-4-20 301 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  RSA798154  Cryptantha angustifolia Marc Baker, Michelle Cloud-Hughes 2011-12-18 17505 Riverside 67 km WNW of Blythe, 17 km west of Palen Pass, 27 km NNE of Desert Center. 177 Comment
  UC1229796  Cryptantha angustifolia Peter M. Ray 1949-3-12 1363 Riverside n of 1000 Palms (Aqueduct Road, n side of Coachella Valley); Coachella Valley Comment
  UC857066  Cryptantha angustifolia Mary F. Spencer 1922-4-8 2066 a Riverside near Palm Springs; Colorado Desert 121 Comment
  UCR137372  Cryptantha angustifolia June Latting 1978-4-30 s.n. Riverside Sonoran (Colorado) Desert, Red Cloud Mine Road near I-10 427 Comment
  UCR279403  Cryptantha angustifolia A. C. Sanders, Jim Malusa 2017-3-25 43017 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
  UCR246835  Cryptantha barbigera var. barbigera Jim Andre 2012-3-19 21305 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  UCR279331  Cryptantha barbigera var. barbigera A. C. Sanders, Jim Malusa 2017-3-23 42912 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 2.3 miles east of Iris Pass 787 Comment
  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
  SD260222  Cryptantha corollata T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr. 2014-4-22 7885 Riverside Peninsular Range: southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 1.3 mi north of Hwy 15 and Temescal Canyon. 481 Comment
  UCR224250  Cryptantha corollata A. C. Sanders 2011-3-23 38802 Riverside Peninsular Range; Gavilan Hills Region, powerline corridor, SW of Perris, east of Hwy 74 between the highway and the San Jacinto River, south of Ethanac Rd. 440 Comment
  SD185167  Cryptantha costata Nathan Moorhatch 2005-2-17 Riverside Coachella Valley, east edge of Santa Rosa Mountains, La Quinta, west of Washington St. between Ave. 48 and Lake La Quinta Dr. 17 Comment
  UCR187465  Cryptantha costata Michael Honer, Dave Silverman 2005-3-18 2096 Riverside Sonoran (Colorado) Desert, Palen Valley, c. 3 mi due east of Desert Center Airport 134 Comment
  JEPS29292  Cryptantha decipiens Rimo Bacigalupi, and L. Heckard, P. C. Hutchison 1962-3-23 8363 Riverside 1.9 mi sw San Bernardino County line (lower end of Morongo Wash); Morongo Wash 609 Comment
  SBBG31927  Cryptantha decipiens K. W. Brown 1966-3-10 Riverside Hwy 111, 8.4 mi NW of Palm Springs 304 Comment
  JEPS67648  Cryptantha intermedia W. L. Jepson 1935-4-17 19156 Riverside Elsinore, sw Riverside County Elsinore Comment
  RSA703371  Cryptantha intermedia LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1426 Riverside Chocolate-Chuckwalla Mountains region: Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  RSA747281  Cryptantha intermedia Orlando Mistretta 1992-6-10 522 Riverside Cleveland National Forest: Along old road coming off 3504 W of Sierra Peak. Head of road. Comment
  RSA778140  Cryptantha intermedia J. Andre 2011-2-2 16213 Riverside Coachella Valley; west of Palm Springs along Hwy. 111 (south side) at base of San Jacinto Mts. at Windy Point, approx. 5.5 miles from Jct. with I-10 259 Comment
  SD247352  Cryptantha intermedia Tracy Tennant, Mitch provance 1998-6-16 MOR 439 Riverside San Bernardino Mtns. Foothills: Morongo Indian Reservation, upper Millard Canyon, north of Cabazon, in wash just north of woodland stand M 15. 1098 Comment
  UC1563091  Cryptantha intermedia Steve Boyd 1986-3-1 1367 Riverside 0.25 mi s Harford Springs County Park; Gavilan Plateau, Gavilan Hills 640 Comment
  UC24685  Cryptantha intermedia Geo. F. Reinhardt Jun 1897 Riverside San Jacinto Valley Comment
  UC857163  Cryptantha intermedia Mary F. Spencer 1992-4-23 2063 Riverside near Banning; Millard Canyon 716 Comment
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Mar 13 2011
  UCR250877  Cryptantha intermedia S. J. Myers, Jennifer Tobin, Michelle Tobin 2013-3-13 1040 Riverside Lakeview Mountains, along powerline access road NE of Juniper Flats Rd. 649 Comment
  SDSU20587  Cryptantha intermedia var. intermedia Ronald B. Kelley 2005-3-23 669 Riverside Idaleona Road, 0.75 miles E. of Gavilan Road, along roadside. 620 Comment
  UCR268582  Cryptantha intermedia var. intermedia Jim Andre 2012-6-15 30492 Riverside San Jacinto Mountains, San Bernardino National Forest, along Hwy 243 at Mount Edna Road, c. 1 mile north of McMullen Flat, 5.9 miles south of Hwy I-10 at Banning 1172 Comment
  JEPS67690  Cryptantha maritima W. L. Jepson 1937-4-12 11635 a Riverside Painted Canyon Colorado Desert, Mecca Hills 76 Comment
  JOTR35049  Cryptantha maritima La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3501 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road on south-facing bajada among sonoran desert riparian washes. Comment
  UC24728  Cryptantha maritima W. G. Wright 1890-1 1760 Riverside Colorado Desert Comment
  UCR92483  Cryptantha maritima George K. Helmkamp 1995-3-16 s.n. Riverside Sonoran (Colorado) Desert, Below Coxcomb Mtns., west of Rice Rd., 10.3 mi. NE of Desert Center 200 Comment
  VVC944  Cryptantha maritima G. K. Helmkamp 1998-2-18 2716 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; 0.3 mi S of Chuckwalla Rd. on Graham Pass Rd. 122 Comment
  SDSU18693  Cryptantha maritima var. maritima Kristen Hasenstab, M. G. Simpson 2008-4-1 56 Riverside Joshua Tree National Park. 0.80 miles along trail to Mastodon Peak, from Cottonwood Springs Campground when approachind Mastodon Peak from the North portion of the trail. 948 Comment
  RSA562062  Cryptantha micrantha Steve Boyd, C. Boyd, K. A. Boyd 1992-4-19 6921 Riverside N end of the Granite Mtns on sandy bajada along powerline road near jtn of Hwy 177 and Hwy 62. Area of transition between Mojave and Colorado Deserts. Comment
  SD4213  Cryptantha micrantha var. micrantha Unknown 1895-4-1 Riverside Palmetto Spring [now Palm Springs] Comment
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Jul 8 2010
  UC1929303  Cryptantha microstachys Scott D. White, Justin Wood 2008-4-16 11883 Riverside Perris/Elsinore Basin; Hills to the W of I-215 and S of Scott Rd. Comment
  UCR120900  Cryptantha microstachys A. C. Sanders, D. Malueg 2002-4-8 24909 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
  UCR199742  Cryptantha microstachys Scott D. White, Justin Wood 2008-5-29 12047 Riverside Beaumont Badlands, West of Beaumont, near SR-60 crossing over San Timoteo Creek 671 Comment
  UCR21522  Cryptantha microstachys Steve Boyd 1980-5-6 s.n. Riverside Perris Basin, Motte Reserve, 2.5 mi. NW of Perris. Burned area in NE corner of Reserve Comment
  UCR181953  Cryptantha muricata Mitch Provance 2003-4-5 6616 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
  UCR44198  Cryptantha muricata A. C. Sanders 1986-6-1 6537 Riverside San Jacinto Mtns., trail to Spitler Peak from the Herkey Creek Camp to Bonita Vista road [=Apple Canyon Rd.] 1829 Comment
  RSA554369  Cryptantha nevadensis Theo Glenn 1991-4-9 91 -1 Riverside Big wash in Eagle Mountains. 786 Comment
  UCR52069  Cryptantha oxygona D. C. Hawks 1988-3-27 s.n. Riverside between Aguanga and Anza, southeast of intersection of Dove and Sycamore Streets, south of Hwy 371. Tule Creek drainage, 1.75 mi airline northeast of Aguanga 762 Comment
  HSC25820  Cryptantha racemosa Richard Spjut 1972-3-20 2289 Riverside Colorado Desert; N base of the Chuckawalla Mtns., 3-4 mi. S of Desert Center 305 Comment
  SEINET186302  Cryptantha racemosa Philip A. Munz 1940-3-24 15693 Riverside 3 miles south of Cottonwood Springs Eagle Mts. 457 Comment
  UCR47502  Cryptantha racemosa F. R. Fosberg 1929-11-12 S- 01471 Riverside Western Colorado Desert, Deep Canyon, 10 mi SW Indio 396 Comment
  UC64404  Cryptantha simulans H. M. Hall 1901-6-1 Riverside Onstatt Valley San Jacinto Mountains 1524 Comment
  RSA697190  Cucurbita palmata J. R. Bruff 1929-11-29 434 Riverside Split Rock.- Colo Desert. Comment
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Oct 23 2011
  SEINET3082972 Image available Cucurbita palmata J. Hogan 1974-6-13 18 Riverside Joshua Tree National Monument: 0.5 mile north of White Tank campground 1317 Comment
  UCR207550  Cycloloma atriplicifolium O. F. Clarke 2004-4-20 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River at Mission Blvd. Bridge below Mt. Rubidoux 238 Comment
  RSA0073879  Cylindropuntia bigelovii Marc A. Baker, Michelle Cloud-Hughes 2013-4-15 17729 Riverside Chuckwalla Mountains, Corn Springs Wash, 5km west of Aztec Well, 74km east of Indio. 760 Comment
  UCR94641  Cylindropuntia californica var. californica Scott D. White 1996-5-27 4078 Riverside Badlands, Jackrabbit Canyon, east of Moreno Valley and south of Calimesa, between Hwy 60 and Gilman Springs Road. 610 Comment
  SD186156  Cylindropuntia californica var. parkeri J. S. Ross, T. B. Salvato 1998-6-9 MOR 326 A Riverside Morongo Indian Reservation, Lion Canyon, ca. 3.5 miles northnorthwest of Cabazon. 854 Comment
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Apr 1 2015
  UCR260530  Cylindropuntia californica var. parkeri T. B. Salvato 2014-5-29 8039 Riverside Perris-Aguanga Basin, Wildomar, field south of Bundy Canyon Road, west of Sunset Avenue and east of a broad oak/willow gully, c. 1.13 mi west of Murrieta Rd and 4.10 mi southeast of Canyon Lake 537 Comment
  CAS-BOT-BC56714  Cylindropuntia echinocarpa Dr. Barton W. Evermann 1924-4-1 s.n. Riverside Field redacted by CAS, contact the data manager for more information Comment
  POM285600  Cylindropuntia echinocarpa Lyman Benson, Robert Benson 1952-3-23 14838 Riverside San Jacinto Mountain Range. Northeast of Santa Rosa Peak, Pines-to-Palms Highway. 1220 Comment
  RSA0031148  Cylindropuntia echinocarpa Marc Baker 2013-3-10 17699 .2 Riverside 900m north of Chiriaco Summit, 48km east of Indio. 545 Comment
  UCR41677  Cylindropuntia munzii A. C. Sanders, B. Pitzer, D. Charlton, R. & J. Kniffen, J. M. Stewart 1986-3-2 6147 Riverside Sonoran (Colorado) Desert, Arroyo Seco, along Bradshaw Rd., 5.2 mi west of Graham Pass Rd., south side of the Chuckwalla Mtns. 640 Comment
  CAS-BOT-BC56744  Cylindropuntia ramosissima B. D. Stark 1932-6-15 3736 Riverside Field redacted by CAS, contact the data manager for more information 228 Comment
  SEINET10340240 Image available Cylindropuntia ramosissima Marc A. Baker, with Michelle Cloud-Hughes 2011-10-13 17475 Riverside Cottonwood Mountains, Pinkham Canyon, 45km ESE of Palm Springs, 26km NW of Chiriaco Summit, 2.5km south of the Snow Cloud Mine 808 Comment
  SD146150  Cymbalaria muralis A. C. Sanders 1998-4-12 21751 Riverside Residence at 5081 Magnolia Ave., corner of Chapman Pl. 256 Comment
  JOTR32383  Cynodon dactylon La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2491 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam; Small riparian pond environment with seasonally submerged muddy banks, surrounded by boulder outcrops (Stop 4) 1301 Comment
  SEINET10507351  Cynodon dactylon Jon Ricketson, Heidi H. Schmidt 1992-10-25 Ricketson 4920 Riverside Salton Sea. At the junction of California Highway 111, (Commercial Street), along Vander Veer Road (to North Shore Marina), in the town of North Shore. North end of the Salton Sea, in the Coachella Valley. 60 Comment
  RSA653174  Cyperus difformis Mitch Provance 2000-6-24 2059 Riverside Santa Ana River Wash, between the Market St. bridge and the 60 Fwy. 244 Comment
  UCR94957  Cyperus eragrostis Scott D. White 1996-9-22 4540 Riverside Perris Basin, Perris: Nuevo Road near intersection with Wilson Ave., west of the San Jacinto River crossing. 436 Comment
  UCR82215  Cyperus esculentus J. M. Stewart 1994-5-2 844 Riverside Western Colorado Desert, Coachella Valley, Thermal. Hwy 86 & Avenue 60 Comment
  SD224786  Cyperus involucratus A. C. Sanders, G. Helmkamp 1996-3-17 17981 Riverside Coachella Valley: Palm Springs, Tahquitz Cyn. In vicinity of the debris basin above the W end of Sunny Dunes Rd. 185 Comment
  JEPS64079  Cyperus odoratus Samuel B. Parish 1891-11-3 2247 Riverside Elsinore Lake Comment
  SBBG22979  Dalea mollis D. Myrick 1965-3-3 1071 Riverside near Desert Center 304 Comment
  UCR249656  Dalea mollis T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7310 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
  CLARK-A1656-777  Dalea mollissima Theo Glenn 1982-4-6 Riverside Fan Hill Canyon Comment
  RSA27027  Dalea mollissima C. L. Hitchcock 1940-3-29 5846 Riverside 12 miles east of Indio. Comment
  POM1188  Dasyochloa pulchella I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon, Colorado Desert. 366 Comment
  POM12730  Datisca glomerata P. A. Munz 1922-7-1 5932 Riverside Santa Rosa Mts: Old Nicholas Canyon. 1432 Comment
  UCR156301  Datisca glomerata T. B. Salvato, Kent Beaman 2005-5-16 833 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
  CSUSB774  Datura meteloides Wayne White 1975-5-17 Riverside Chuckwalla Mountains On Red Cloud Road, off Highway I-10, Chuckwalla Mountains. Colorado Desert. 484 Comment
  UCR51987  Datura stramonium Steve Boyd 1987-10-10 2093 Riverside Riverside, N Main St. just south of Santa Ana River 250 Comment
  UCSB8594  Datura wrightii Hawkins, L. 1956-4-14 Riverside south of Joshua Tree National Monument on Route 60 Comment
  CLARK-A1528-2434  Daucus pusillus David L. Davis 1962-4-20 131 Riverside Riverside 335 Comment
  RSA747276  Deinandra fasciculata Orlando Mistretta 1992-6-10 513 Riverside Cleveland National Forest: Along old road coming off 3504 W of San Gabriel Mountains: Northeast slope Mt. San Antonio. Headwaters of west fork of north fork Lytle Creek. Sierra Peak. [Telegraph Peak quad?] Head of road. Comment
  CAS-BOT-BC294106  Deinandra kelloggii H. M. Hall 1901-6-1 2420 Riverside San Jacinto Mountains. In the vicinity of Strawberry Valley 1828 Comment
  RSA703535  Deinandra kelloggii R. E. Riefner Jr. 2004-4-27 04 -143 Riverside Moreno Vallaey, along Allesandro St. near Merwin St. intersection. 487 Comment
  SD181706  Deinandra kelloggii Scott D. White 2000-6-3 7999 Riverside Gibbel Flat in the Santa Rosa Hills. 609 Comment
  RSA674656  Deinandra mohavensis Scott D. White 2000-8-22 8120 Riverside Gibbel Flat in the Santa Rosa Hills. 610 Comment
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Dec 16 2012
  RSA675713  Deinandra mohavensis Scott D. White 2000-10-20 8136 Riverside South of Hemet: 'Gibbel Flat' in the Santa Rosa Hills. 610 Comment
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Dec 16 2012
  UCR252762  Deinandra mohavensis Ana Hernandez, John Dvorak 2011-8-9 029 Riverside San Jacinto Mountains, Hwy 243, 2.8 km north of Mountain Center 1580 Comment
  CAS-BOT-BC7987  Delphinium parishii subsp. parishii Philip Alexander Munz; Percy C. Everett 1952-5-2 16240 Riverside Morongo Wash, n.w. end of Coachella Valley 457 Comment
  UCR89801  Delphinium parryi Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3343 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
  RSA433243  Dendromecon rigida subsp. rigida H. de Forest, Jack Rempel 1933-6-25 18015 Riverside Along road to Banning, San Jacinto Mts Comment
  RSA557346  Deschampsia danthonioides Julie Greene 1993-5-12 1305 Riverside San Jacinto Wildlife Area; south of gated W-E road, east of Davis Road. 433 Comment
  UCR222303  Deschampsia danthonioides R. F. Thorne, E. W. Lathrop, Steve Beckstrom-Sternberg, B. Martin 1982-1 55219 Riverside Peninsular Ranges; Santa Ana Mountains, SW of Murrieta, Santa Rosa Plateau, Mesa de la Punta near south edge of plateau, approached by De Luz Rd. 579 Comment
  UC856042  Descurainia pinnata I. W. Clokey 1935-4-17 6650 Riverside Cottonwood Springs Comment
  UCR85280  Descurainia pinnata Bern Schwenn 1994-4-17 s.n. Riverside Southern Mojave Desert, Joshua Tree National Monument, Pinto Mtns, at bottom of Grand Tank (dry) 1189 Comment
  RSA0120489  Descurainia pinnata subsp. glabra Duncan S. Bell, Thomas Stoughton 2016-3-17 8958 Riverside Orocopia Mountains; east side of the range; collecting in rocky hills to the west of Red Cloud Wash. 531 Comment
  UC519842  Descurainia pinnata subsp. glabra N. Dunn and A. M. Martin Mar 26 1932-Mar 27 1932 Riverside Cottonwood Spring Comment
  UC64338  Descurainia pinnata subsp. menziesii H. M. Hall 1895-3-10 70 Riverside near Riverside (Fairmount Hill); Fairmount Hill Comment
  POM306214  Dicentra chrysantha Henry J. Ramsey, Henry J. Ramsey 1938-5-7 s.n. Riverside Elsinore Comment
  RSA263755  Dicentra chrysantha E. W. Lathrop 1973-04 6884 Riverside 4 miles betw. Tin Mine Canyon and Santiago Peak, Skyline Drive 732 Comment
  UCR260886  Dicentra chrysantha A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-6 41569 Riverside Peninsular Range, Temescal Valley, large open parcel between Horsethief Canyon Rd. and Hostettler Rd., just south of I-15 396 Comment
  RSA770850  Dichelostemma capitatum Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4938 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  RSA367467  Dichelostemma capitatum subsp. capitatum Martha Hilend 1928-4-1 143 Riverside Between Banning and Whitewater. Comment
  RSA501037  Dichelostemma pulchellum var. pulchellum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3158 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  OBI16616  Dicoria canescens P. A. Holden 1968-11-24 612 Riverside W Coachella Valley. Found on hwy 111 just W of Palm Springs Comment
  UCR214871  Dicoria canescens A. C. Sanders 2010-3-15 37402 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
  UCR92770  Dicoria canescens F. M. Reed 1928-2-15 5707 Riverside Sonoran (Colorado) Desert, west of Edom along the highway 213 Comment
  SEINET3829010  Diplachne fusca var. uninervia Malcolm A. Nobs, S. Galen Smith 1948-1 494 Riverside Citrus grove, 2 miles north of Indio. Comment
  RSA0016054  Diplacus bigelovii var. bigelovii Donald A. Johansen, J. A. Ewan 1932-4-11 7093 Riverside Martinez Canyon, Santa Rosa Mountains. 305 Comment
  RSA0019293  Diplacus brevipes Noel Holmgren, Liew Fah Seong 1969-6-17 3583 Riverside County road R1, at Black mountain turnoff, 8.5 mi. north of Idyllwild. Comment
  CAS-BOT-BC153101  Diplacus fremontii E. H. Daniels; J. Bates 1932-6-6 s.n. Riverside Alberhill, Temescal Canyon, between Corona and Elsinore 350 Comment
  RSA0019301  Diplacus puniceus Scott D. White, Michael Honer 2004-4-6 10043 Riverside Perris / Elsinore Basin: Temescal Valley, just north of the I-15 Freeway and east of Indian Truck Trail, south and west of Lee Lake. 335 Comment
  SEINET1906983  Diplotaxis muralis O. F. Clarke 2002-1 Riverside Riverside; UCR Botanical Garden. 351 Comment
  CAS-BOT-BC195677  Distichlis spicata Frank W. Peirson 1922-4-29 4541 Riverside South of Lake Elsinore Comment
  RSA697766  Distichlis spicata J. Russell Bruff 1927-10-8 1 -K Riverside Thousand Palms Comment
  UC579210  Distichlis spicata H. S. Yates 1937-6-27 6704 Riverside Near Relief Hot Springs 457 Comment
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Mar 13 2011
  JEPS3937  Ditaxis claryana Marjorie D. Clary 1932-12-15 1709 Riverside Coral reef Ranch, 8 miles west of Coachella Comment
  RSA776941  Ditaxis lanceolata Amber Swanson 2011-3-19 234 Riverside W of Eagle Mtn Rd to Railroad tracks abt 5 mi N of I-10 307 Comment
  JEPS52443  Ditaxis serrata Marjorie D. Clary 1932-5-22 928 Riverside Hexie Mt. n side Colorado Desert Comment
  RSA793607  Ditaxis serrata var. californica Duncan S. Bell, Aaron Sedgwick 2012-9-13 4206 A Riverside The Mecca Hills; along what was left of Box Canyon Road after having been buried by a flash flood from a large summer storm, approximately 5 air miles northeast of the junction of Box Canyon Road and the Coachella Canal, or approximately 1.25 air miles southwest of Shavers Well. 240 Comment
  CAS-BOT-BC43650  Dithyrea californica J. Von Loh 1978-1-23 3317 Riverside Palo Verde Mesa, 12 miles west of Blythe. 121 Comment
  RSA0043364  Dithyrea californica Marc A. Baker, Amy Robinson, Chris Hackbarth, Michelle Cloud-Hughes 2013-3-19 17704 Riverside Palo Verde Mesa, 14 km SW of Blythe, 6 km ENE of north end of the Mule Mountains. 118 Comment
  SBBG72431  Dithyrea californica R. C. and J. R. Robbins 1933-2-17 Riverside 20 mi S of Indio Comment
  UC1595800  Dithyrea californica W. Wisura, J. Dolan, and M. Wall 1992-3-25 4652 Riverside 2.7 mi s prison on Wileys Well Rd. Comment
  RSA461344  Dodecatheon clevelandii Ora M. Clark 1929-3-2 1632 Riverside Near Elsinore. Comment
  CAS-BOT-BC41630  Draba corrugata var. saxosa Carl B. Wolf 1932-8-5 3979 Riverside San Jacinto Mountains. Summit of San Jacinto Peak. 3293 Comment
  SD181580  Dudleya edulis Scott D. White, Teresa Salvato 2001-6-8 8564 Riverside Santa Ana Mountains, southern margin of county, just northeast of Rainbow Valley; Temecula [quad]. Occasional (patchy) on rocky slopes and broad, A+-flat granite boulders and outcrops. 334 Comment
  SDSU13555  Dudleya lanceolata W. Miller with C. Mosse 1972-7-20 Riverside Upstream from Beaver dam. Comment
  UC1506121  Dudleya lanceolata Robert T. Clausen with E. R. Clausen and H. E. Clausen 1963-4-18 63047 Riverside 10 km se Murrieta (summit of ridge s of Santa Gertrudis Creek); Transverse Ranges 390 Comment
  UCR27183  Dudleya lanceolata A. C. Sanders, S. Hagopian 1981-5-20 2162 Riverside Peninsular Range, E side of Wolf Valley, SE of Temecula 335 Comment
  HSC85295  Dudleya multicaulis Steve Boyd 1986-5-7 1838 Riverside Temescal Canyon, between Horsethief wash and Indian Truck Trail, S of I-15, NW of Indian Truck Trail Comment
  UCR161253  Dudleya pulverulenta A. C. Sanders, Kelly Volansky 2005-8-31 31584 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  SD45430  Dudleya saxosa subsp. aloides Reid Moran 1950-4-28 3407 Riverside Whitewater 455 Comment
  UCR272826  Dudleya saxosa subsp. aloides Mitch Provance, Justin E. Smith 2015-7-22 715- 01 Riverside San Jacinto Mountains, Stone Creek, about 0.6 mi. WSW of Alhatti Christian Resort and Hwy 243 1601 Comment
  SEINET8060006 Image available Echinocactus polycephalus var. polycephalus Michael Chamberl 1990-1-8 5 Riverside 3.8mi down Eagle Mt. Rd. off I-10. SE side of the road. 400 Comment
  SEINET8060777 Image available Echinocactus polycephalus var. polycephalus Michael Chamberl 1990-1-11 15 Riverside Barstow SE quad. Barstow Rd. entry to BLM limited use land. N of saloon. West side of Rd. on low hill. Stoddard Valley. between power lines to the south, and double power lines to the north 900 Comment
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Jun 5 2016
  RSA0125228  Echinocereus engelmannii var. engelmannii Marc Baker, Michelle Cloud-Hughes 17368 .1 Riverside Along Morris Ranch Road, 640m NNE of Kenworthy Station, 3.5km west of Butterfly Peak, west base of San Jacinto Mountains, Garner Valley, just east of Thomas Mountain, 16km SW of Idyllwild. 1445 Comment
  RSA0125252  Echinocereus engelmannii var. engelmannii P. A. Munz 1921-5-1 4488 Riverside Southern edge of Mojave Desert near Pinyon Wells. 1220 Comment
  SEINET3071476  Echinocereus mojavensis Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17494 Riverside Queen Mountain quadrangle, zone 11 0585753mE 3764902mN NAD83, 300m south of Desert Queen Mine (McHaney's Mine), 12.5 km SSW of Twenty Nine Palms, 1.5km ESE of Negro Hill 1360 Comment
  JOTR31007  Echinocereus triglochidiatus La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1292 Riverside Joshua Tree National Park. Stop 5: Hexie Mountains, steep gravel slopes above north side of Blue Cut Gorge Comment
  UCR59847  Echinochloa colona 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
  RSA0106466  Echinochloa crus-galli Alan Romspert 2000-7-28 s.n. Riverside 60 Fwy Bridge and Santa Ana Riverbed transect. Comment
  POM78996  Echinochloa crus-galli I. M. Johnston 1925-7-19 s.n. Riverside Pedley. Comment
  UCR93030  Eclipta prostrata Steve Boyd, D. L. Banks 1994-9-29 8370 Riverside Lake Elsinore, Floodplain east of dike along San Jacinto River, west of Sedco Hills community 381 Comment
  UCR153984  Ehrharta longiflora Arlee Montalvo, Julie M. Evans 2005-5-14 662 Riverside Santa Ana Mtns., Foothills of Santa Ana Mtns. Santa Margarita River at the Santa Margarita Ecological Reserve. At edge of sandy/rocky channel of riparian area 244 Comment
  UC219278  Elatine californica P. A. Munz and I. M. Johnston 1922-5-21 5520 Riverside Hemet Valley San Jacinto Mts 1386 Comment
  UCR110455  Elatine chilensis D. E. Bramlet 1998-4-22 2605 Riverside Perris-Aguanga Basin region, French Valley area, 305m east of Washington Road and 10m north of Rawson Road, 6m west of the San Diego Canal. 447 Comment
  UC489191  Eleocharis acicularis C. V. Meyer 1928-7-27 566 Riverside Hidden Lake San Jacinto Mts. 2651 Comment
  RSA665176  Eleocharis engelmannii R. E. Riefner 2001-12-16 1 -775 Riverside Paloma Valley; near Antelope Rd. and Garbini Rd. 450 Comment
  SD260146  Eleocharis geniculata Mitch Provance 2012-8-1 712 4 Riverside Colorado Desert: Thousand Palms Canyon Road, A+-2/3 of the way up into the canyon. (Myoma 7.5'Q) 139 Comment
  RSA381084  Eleocharis montevidensis Robert F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61177 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  RSA645535  Eleocharis palustris Scott D. White 1993-3-12 1134 Riverside San Jacinto Valley: Perris Valley Pipeline. 439 Comment
  UCR17656  Eleocharis rostellata A. C. Sanders 1975-6-17 0747 Riverside Santa Ana Riverbottom, just upstream from the Salt Lake Railroad bridge 213 Comment
  SEINET245300 Image available Eleusine indica Mitch Provance 2000-10-28 2268 Riverside Jurupa Mountains; City of Fontana, Mary Vagl Nature Center. 335 Comment
  UCR96426  Elymus elymoides Scott D. White 1996-8-1 4404 A Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  LA14869  Elymus triticoides F. M. Reed; 1907-5-26 1363 Riverside Spring Brook near foot of Rubidoux Mt Comment
  UCR22186  Elymus triticoides E. W. Lathrop 1960-6-9 4943 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau; 14 miles west of Murrieta Comment
  RSA765232  Emmenanthe penduliflora L. M. Prince, Duncan S. Bell 2009-6-17 568 Riverside Cleveland National Forest Comment
  SD38509  Emmenanthe penduliflora Edith A. Purer 1935-4-21 6470 Riverside Near Palm Springs Comment
  UCR281197  Emmenanthe penduliflora Michael D. Wilcox 2017-4-18 s.n. Riverside Sonoran (Colorado) Desert, 1 mile long segment of Palm Canyon Wash, centered on Hwy 111 crossing, city of Palm Springs 165 Comment
  UCR41358  Emmenanthe penduliflora N. M. Fellows 1985-3-16 107 Riverside San Jacinto Mtns., Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mts, 1 mile west of Snow Creek Village 489 Comment
  RSA0011255  Emmenanthe penduliflora M. B. B. 1932-3-13 s.n. Riverside Between Palm Springs and P. Canyon. Comment
  UCR137693  Emmenanthe penduliflora var. penduliflora D. L. Banks, V. W. Steinmann 1997-3-13 1479 Riverside NW Palomar Mtns, Agua Tibia Mtns, Vail Lake area, N and just south of Hwy 79; hills (burned in the Vail fire of May 1996) east of the Dripping Springs alcove and west of Vail Lake Marina Rd 549 Comment
  RSA637526  Encelia actoni Scott D. White 1998-9-4 7100 Riverside Beaumont: 'Oak Valley Golf Course' Flood detention basin along intermittent channel just above (i.e N side) of golf course. 762 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
  UCR176911  Encelia actoni Tracy Tennant 1998-6-18 s.n. Riverside San Jacinto Mtns., Bee Canyon, NE of Valle Vista 793 Comment
  POM98992  Encelia actoni E. C. Jaeger 1926-3-24 s.n. Riverside Eagle Mts, Eastern Riverside County. 762 Comment
  UC1118054  Encelia californica A. Lewis 1934-2-1 299 Riverside 3 mi n Auburndale; Corona Quadrangle 365 Comment
  CLARK-A1528-2153  Encelia farinosa Charles S. Papp 1964-5-3 462 Riverside Canyon Crest Comment
  LA210564  Encelia farinosa Norman C. Cooper; 1944-4-8 1094 Riverside SAN JACINTO MOUNTAINS, Andreas Canyon. 304 Comment
  SEINET242415  Encelia farinosa Donald Kyhos 1965-3-13 65 -111 Riverside 6.2 mi W of junction Hwy 78 and Hwy 60-70 near Blythe. Comment
  UCD130857  Encelia farinosa Donald W. Kyhos 1965-3-13 65 -111 Riverside 6.2 miles west of junction of Hwy 78 and Hwy 60-70 near Blythe. Comment
  UCR37792  Encelia farinosa A. C. Sanders 1985-3-1 5390 Riverside Box Springs Canyon, near the intersection of Central Ave. & Hwy 60, along Gernert Rd. Just above the Santa Fe Railroad tracks. 427 Comment
  UCR75064  Encelia farinosa A. C. Sanders, E. J. Lawlor 1992-4-4 12129 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  POM356677  Encelia farinosa var. farinosa Norman C. Cooper 1949-4-8 3263 Riverside Mecca Pass east of Indio. 610 Comment
  JOTR35994  Encelia frutescens Harding, Mitzi, Mark Wheeler 2012-9-4 205 Riverside Joshua Tree National Park. Pinto Wells; large, active wash west of road leading to weather station (stop 4) 262 Comment
  RSA795739  Encelia frutescens Jim Andre 2012-3-18 21290 Riverside Palen Valley; along Rice Road (Highway 177) east of Coxcomb Mountains, 9.6 miles south of Highway 62. 208 Comment
  SEINET10925116  Encelia frutescens David B. Dunn 1948-3-14 Dunn 3768 Riverside Found five miles south of Garnet in the Colorado Desert sands. Comment
  UCSB21347  Ephedra aspera McPherson, James 1968-5-11 Riverside Ca. 10 mi. south of Palm Desert, calif., west side of Rt. 74, San Jacinto Mtns. 914 Comment
  CAS-BOT-BC81546  Ephedra californica Lewis S. Rose 1955-3-14 55028 Riverside [Whitewater] White Water Wash, 3 mi. se. of Palm Springs Station 304 Comment
  CAS-BOT-BC81550  Ephedra californica Annie M. Alexander; Louise Kellogg 1941-5-15 2183 a Riverside north base of Eagle Mountains 914 Comment
  JOTR33740  Ephedra californica La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2739 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  LA6767  Ephedra californica S. Atsatt; 1926-4-17 sn Riverside Palm Springs Comment
  CSUSB1324  Epilobium adenocaulon var. parishii Frank C. Vasek 1964-7-25 640725 9 Riverside San Jacinto Mountains San Jacinto Mountains. Dark Canyon, near Wet Canyon campground. Comment
  UCR3374  Epilobium canum subsp. canum John Minnich 1964-2-27 64-2-27- 01 Riverside Box Springs Mtns., Stone Face Canyon, 0.25 mi. past end of Two Trees Road and 1/2 mi. up side canyon above reservoir 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
  UCR275273  Epilobium ciliatum T. B. Salvato, Gregg Miller 2005-6-7 1491 Riverside Peninsular Range, Gavilan Hills, Lindell (Stovepipe) Road north of Snake Road, c. 4.5 miles north-northwest of Lake Elsinore 640 Comment
  UCR3530  Epilobium ciliatum Frank C. Vasek 1964-6-24 640624- 01 Riverside City of Riverside, University of California Riverside campus. Life Science greenhouse. 335 Comment
  SEINET1109555  Epilobium densiflorum A. C. Sanders, Kelly Volansky 2005-1 31578 Riverside Santa Ana Mtns. Region: Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., ca. 0.5 mi. N of Tenaja Rd. 671 Comment
  CLARK-A1528-7852  Epipactis gigantea John C. Roos 1948-5-15 3838 Riverside Eagle Mountains Comment
  RSA381703  Epipactis gigantea H. de Forest, Jack Rempel 1934-4-14 s.n. Riverside Andreas Canyon. 305 Comment
  SD233244  Epipactis gigantea Scott D. White, Justin M. Wood 2009-5-22 12928 Riverside San Jacinto Mts: Halfway Spring, accessed via Old Control Road. 1159 Comment
  RSA655039  Eragrostis pectinacea Scott D. White 1999-7-9 7531 Riverside Idyllwild Area: Near Idyllwild Community Service Dist. sewage ponds at terminus of USFS Road 5S24.2. 1432 Comment
  POM259966  Eremalche exilis P. A. Munz 1940-3-23 15723 Riverside north end of Pinto Basin. 610 Comment
  RSA0015411  Eremalche exilis Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  CLARK-A1528-3224  Eremalche rotundifolia John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  RSA0042158  Eremalche rotundifolia Duncan S. Bell, Evan Meyer 2014-4-2 6503 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1 air mile northwest of Canyon Spring. 422 Comment
  RSA0107384  Eremalche rotundifolia Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy, Naomi S. Fraga 2011-3-17 766 Riverside Mecca Hills, Shaver's Well, Adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail. 305 Comment
  UCR16591  Eremalche rotundifolia Barry A. Vittor 1966-3-25 s.n. Riverside Sonoran (Colorado) Desert, Rancho Dos Palmas, 2 mi. NE of Salton Sea State Park. 30 Comment
  UCR196386  Eremalche rotundifolia Naomi Fraga, Lisa Rojas 2005-2-10 1408 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 502 Comment
  RSA33664  Eremocarpus setiger N. C. Cooper 1943-9-10 900 Riverside Banning. 610 Comment
  RSA0043061  Eremothera refracta Jim Andre 2014-1-27 26664 Riverside At mine site (and borrow pit), in canyon 1.3 mi. west of Hwy 95 (at Wilson Rd), 12.2 mi. south of Vidal Jct (at Hwy 62). 224 Comment
  SD125993  Eremothera refracta A. C. Sanders 1988-5-11 7798 Riverside Chocolate Mountains, Iris Pass area, 12 miles above the Coachella canal in a wash east of the gasline road from Niland. 548 Comment
  RSA0105499  Eriastrum densifolium subsp. austromontanum Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  SD3841  Eriastrum densifolium subsp. austromontanum F. Youngberg 1933-8-28 Riverside Near Camp Emerson, Boy Scout camp; Idyllwild. Comment
  RSA0105460  Eriastrum densifolium subsp. austromontanum Mary F. Spencer 1921-6-30 1190 Riverside Idyllwild. San Jacinto Mountains. 1616 Comment
  RSA0105501  Eriastrum densifolium subsp. austromontanum Gary D. Wallace, D. H. Wilken 1966-7-3 641 Riverside San Jacinto Mtns up Thomas Mtn. Rd. west of Palm Desert. Comment
  LA106802  Eriastrum densifolium subsp. densifolium Elizabeth McClintock; 1940-7-21 sn Riverside Santa Rosa Mountains, near Santa Rosa Springs Comment
  SEINET4344934 Image available Eriastrum diffusum Orr Michael 2013-1 Riverside Palen/McCoy Wilderness area, off Midland rd, about 3 mi S of Rice Comment
  UCR229122  Eriastrum eremicum A. C. Sanders, Chika Mori 2011-6-15 39666 Riverside Sonoran (Colorado) Desert, NW Coachella Valley, Worsley Rd. 0.1 mile above North Indian Dr., at mouth of Dry Morongo Canyon, just east of Hwy 62 534 Comment
  UCR88118  Eriastrum eremicum A. C. Sanders, G. Nuhn 1995-4-20 16582 Riverside Sonoran (Colorado) Desert, Coachella Valley, near Fan Hill, NE of Dillon Road on an abandoned road, below Little San Bernardino Mtns. NE of 1000 Palms 549 Comment
  CAS-BOT-BC514470  Eriastrum eremicum subsp. eremicum J. Cole 1942-5-1 972 Riverside Ruby Lee Mill Site, Joshua Tree National Monument 914 Comment
  RSA0120072  Eriastrum eremicum subsp. eremicum P. A. Munz, R. D. Harwood 1920-4-4 3526 Riverside Pass south of Palm Springs. 152 Comment
  RSA0120100  Eriastrum eremicum subsp. eremicum P. A. Munz, P. C. Everett 1952-5-2 16257 Riverside 2 miles east of Garnet, Coachella Valley. 30 Comment
  GMDRC7547  Eriastrum harwoodii J. M. Andre 2015-4-23 32754 Riverside Rice Valley: along Rice-Midland Rd, 3.1 mi. south of Hwy 62, eastern end of Arica Mountains 253 Comment
  CAS-BOT-BC514946  Eriastrum sapphirinum subsp. brevibracteatum A. M. White 1974-6-4 1060 Riverside See lat/long (Project #74-671, site 4) Comment
  RSA0122952  Eriastrum sapphirinum subsp. dasyanthum A. C. Sanders 1994-5-29 14551 Riverside San Bernardino Mountains: Morongo Indian Reservation, among hills on the low pass between Millard Cyn. and Potrero Cr. 750 Comment
  RSA0135761  Eriastrum sapphirinum subsp. dasyanthum Sarah J. De Groot, Robert K. Lauri 2005-7-7 5113 Riverside Western San Jacinto Mountains: Along Chimney Flat Road/Old Control Road 5S08. 796 Comment
  SD187456  Eriastrum sapphirinum subsp. dasyanthum Scott D. White, Angelia Carey 2004-5-7 10321 Riverside San Jacinto Mountain foothills; Indian Creek and adjacent foothills. 548 Comment
  CAS-BOT-BC515041  Eriastrum sapphirinum subsp. sapphirinum H. M. Hall 1901-8-1 2635 Riverside San Jacinto Mts., south side 1584 Comment
  CAS-BOT-BC515042  Eriastrum sapphirinum subsp. sapphirinum G. B. Grant 1901-8-1 11989 Riverside San Jacinto Mts., Strawberry Valley Comment
  RSA0122961  Eriastrum sapphirinum subsp. sapphirinum C. W. Tilforth, W. Wisura 1979-8-8 1900 Riverside Garner Valley at Lake Hemet, Highway 74. 1326 Comment
  CAS-BOT-BC434240  Ericameria linearifolia Mitch Provance; Kerry Knudsen; Petra Wester 2004-5-8 9012 Riverside Santa Rosa Mtns.: c. 0.05 miles S on Santa Rosa Mt. Road from Hwy 74. 1402 Comment
  POM359408  Ericameria linearifolia Ora M. Clark 1929-3-16 1703 Riverside South of Cabazon. Comment
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Mar 13 2011
  UC322979  Ericameria palmeri var. pachylepis H. M. Hall 1927-10-22 12296 Riverside Wildomar Comment
  UC63168  Ericameria palmeri var. pachylepis H. M. Hall 1900-5-29 Riverside Comment
  RSA594512  Ericameria pinifolia D. L. Banks, Dylan Hannon 1996-5-3 0999 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  RSA614268  Ericameria pinifolia A. C. Sanders 1997-11-14 21604 Riverside San Bernardino Mtns: Morongo Indian Reservation, Hathaway Canyon. 854 Comment
  POM12972  Erigeron divergens P. A. Munz, I. M. Johnston 1922-5-20 5469 Riverside Kenworthy, San Jacinto Mountains 1402 Comment
  UCR159251  Erigeron foliosus A. C. Sanders, Kelly Volansky 2005-8-31 31571 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  UC31477  Erigeron foliosus var. foliosus W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1275 Riverside Canyon of San Jacinto River Comment
  RSA180465  Erigeron foliosus var. stenophyllus E. W. Lathrop 1960-5-20 4805 Riverside 14 miles west of Murrieta. Comment
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Apr 28 2011
  HSC82842  Eriochloa acuminata var. acuminata A. C. Sanders 1985-8-24 5946 Riverside Lower Coachella valley near Oasis on the dirt extension of Ave. 76, 0.4 mi E of Hwy 195, along the S side of a large drain flowing toward the Salton Sea -55 Comment
  POM3885  Eriodictyon crassifolium Robinson, Crocker 1916-3-20 s.n. Riverside Santa Ana Mts. Comment
  RSA651698  Eriodictyon crassifolium Diane M. Ramirez 1983-5-15 21 Riverside Poppet Flat Divide Truck Trail, 1 1/2 mi S of junction with CA hwy 243, S of Banning. Comment
  UCR172805  Eriodictyon crassifolium Abby Sirulnik 2000-4-13 07 Riverside Peninsular Ranges, Southwestern Riverside County Multispecies Reserve, c. 3 mi NE of Skinner Reservoir 610 Comment
  RSA455110  Eriodictyon trichocalyx Larry E. DeBuhr 1977-5-6 2588 Riverside Whitewater Canyon, ca. 4.5 miles N from I-10. Comment
  SD67920  Eriodictyon trichocalyx var. lanatum Reid Moran 1968-8-3 15373 Riverside Chaparral on west slope of Santa Rosa Mountain, 1 mile west of summit, by roadside 2100 Comment
  UC535050  Eriodictyon trichocalyx var. trichocalyx Victor Duran 1933-7-1 3489 Riverside near Santa Rosa (Santa Rosa Mts.); , near Santa Rosa 1676 Comment
  UCR265811  Eriogonum Mitch Provance 2012-5-24 512- 01 A Riverside San Gorgonio Pass, Banning, near its border with Beaumont, Smith Creek Wash vicinity, E of Highland Springs Rd., both N and S of W Wilson St. 784 Comment
  UCR121344  Eriogonum angulosum A. C. Sanders, Mark Elvin, , Vipul Joshi 2002-4-26 25027 Riverside The Badlands, west fork of Laborde Canyon near old rocket test facility 622 Comment
  RSA239199  Eriogonum apiculatum James L. Reveal, Caroline G. Reveal 1972-8-9 2860 Riverside Along California Highway 243, 4.2 miles north-northwest of Idyllwild, 8.7 miles north of the junction with Highway 74, and 1.2 mile south of Alandale Ranger Station Comment
  SDSU5921  Eriogonum apiculatum F. Youngberg 1933-8-26 Riverside Idyllwild, San Jacinto Mts. Comment
  JEPS56711  Eriogonum davidsonii Marjorie D. Clary 1932-5-25 1645 Riverside between Indio and Pinyon Well; Little San Bernardino Mts., Berdoo Canyon 609 Comment
  POM244786  Eriogonum davidsonii E. C. Jaeger 1938-5-14 s.n. Riverside Covington Flats, Joshua Tree National Monument. 1280 Comment
  UCR60526  Eriogonum davidsonii B. A. Prigge 1980-8-25 4021 Riverside San Jacinto Mtns, San Gorgonio Pass: 1 mi SE of Fingal siding, So. Pacific RR 445 Comment
  UCR251340  Eriogonum deflexum S. J. Myers 2014-5-21 1059 Riverside Western Edge Sonoran (Colorado) Desert, Whitewater, along Whitewater River at I-10 407 Comment
  CSUSB1793  Eriogonum deflexum var. deflexum Wayne White 1975-5-17 Riverside Chuckwalla Mountains On Red Cloud Road, off Highway I-10, Chuckwalla Mountains. Colorado Desert. 484 Comment
  JOTR31983  Eriogonum deflexum var. deflexum La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2218 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; bouldery canyon with sandy wash bottom 731 Comment
  RSA592689  Eriogonum deflexum var. deflexum Scott D. White, Duayne Haselfeld 1996-7-2 4273 -A Riverside Pinyon Flat area, N of Hwy. 74, ca. 10 road mi. E of junction w/ Hwy. 371. W facing slope of Sugarloaf Mtn and adjacent valley. 1250 Comment
  RSA597073  Eriogonum elongatum var. elongatum D. L. Banks, Lauren Raz 1996-8-29 1138 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along Arroyo Seco, N of Wildhorse Peak, before the drainage bends to the S. 549 Comment
  LA29073  Eriogonum fasciculatum Mary V. Hood; 1946-5-18 46- 33 k* Riverside Snow Creek 609 Comment
  RSA784656  Eriogonum fasciculatum var. foliolosum Anna Kostikova, Glenn Litsios, Sarah Burgy, Steve Boyd 2010-6-20 62 Riverside Temescal Canyon road, exit Indian Truck Trail from Hwy 5, southern coast of Corona lake, dry flood-plain. Comment
  SEINET10624394  Eriogonum fasciculatum var. polifolium Greg Gust, Leith Nye 2005-3-11 Gust 543 Riverside Lake Elsinore City Limits. Hwy 74 ca. 2 mile W of Lake Elsinore on hill slope pullout. 691 Comment
  UCR104156  Eriogonum fasciculatum var. polifolium Scott D. White 1997-5-25 5227 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
  UCSB1477  Eriogonum fasciculatum var. polifolium Haller, John 1950-5-21 Riverside San Jacinto Mts; Palms-to-Pines Hwy; 9 mi from desert floor Comment
  UCSB1525  Eriogonum fasciculatum var. polifolium Ullman, Sydney 1956-4-14 Riverside Town of Whitewater Comment
  SBBG62101  Eriogonum gracile P. A. Munz, I. M. Johnston 1928-9-12 11256 Riverside Temescal Cyn Comment
  RSA305626  Eriogonum gracile var. incultum C. W. Tilforth, Walter Wisura 1979-5-11 1913 Riverside 0.3 mi. west of Hgwy 74 on Thomas Mountain Rd., ca. 1 mile south of Lake Hemet, Garner Valley. Comment
  RSA698435  Eriogonum inflatum Unspecified s.n. Riverside Indio. Comment
  UC472765  Eriogonum inflatum var. deflatum M. F. Spencer 1918-4-13 Riverside In arenis, Palm Springs Colorado Desert, Palm Springs 125 Comment
  RSA761327  Eriogonum molestum Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 685 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  OBI11013  Eriogonum nodosum var. jaegeri Robert F. Hoover 1966-10-15 10177 Riverside Bighorn Dr, San Jacinto Mts Comment
  RSA679189  Eriogonum nudum var. pauciflorum Michael Denslow, Firoozeh Navid-Ara, Valerie Soza 2003-7-15 1455 Riverside East of Idyllwild, along South Ridge Road (5S11 Rd.) 1890 Comment
  SEINET3409354  Eriogonum reniforme G. Rink 2013-3-29 11917 Riverside About twelve miles west of Blythe, along the T-line for the proposed Quartzite solar power plant 115 Comment
  UC598736  Eriogonum reniforme John Bright 1936-4-21 12845 Riverside about 5 mi n Palm Springs; Colorado Desert Comment
  CAS-BOT-BC268557  Eriogonum saxatile A. J. McClatchie 1893-6-28 147 Riverside Near Pasadena 1371 Comment
  JOTR38676  Eriogonum thomasii Hodges, Stephen R. 2017-2-2 683 Riverside Joshua Tree National Park. Cottonwood Mountains; at base of southern end, north of park boundary Comment
  POM305593A  Eriogonum thomasii Henry J. Ramsey, Henry J. Ramsey 1937-2-26 889 Riverside Whitewater. Comment
  RSA424958  Eriogonum thomasii Robert Gustafson 1980-4-3 1524 Riverside Orocopia Mountains, about 6 miles east of Mecca along Box Canyon Road, south of the road 305 Comment
  RSA424962  Eriogonum thomasii Robert L. Dressler 1949-3-19 382 Riverside Box Canyon, Orocopia Mts. 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
  UCD101293  Eriogonum thomasii A. C. Sanders 1988-5-11 7811 Riverside Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal in a wash E of the gasline road from Niland. 548 Comment
  UCR165820  Eriogonum thomasii John F. Green 2005-2-2 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 mi east of Desert Beach 24 Comment
  UCR139377  Eriogonum thurberi I. M. Johnston 1917-4-4 s.n. Riverside Sonoran (Colorado) Desert, near Palm Springs 183 Comment
  CAS-BOT-BC263590  Eriogonum trichopes Geo. B. Grant 1906-4-20 6719 Riverside Palm Springs Comment
  RSA65992  Eriogonum umbellatum subsp. munzii F. W. Peirson 1924-7-28 5014 Riverside Pine Flats Camp 1799 Comment
  SEINET3289846 Image available Eriogonum wrightii M. W. Denslow, M. W. Denslow Sr.; Naomi Fraga 2003-7-16 1458 Riverside Peninsular Ranges; San Jacinto Mountains region: Santa Rosa Mountains, first peak west of Toro Peak. 2616 Comment
  RSA420617  Eriogonum wrightii var. membranaceum C. M. Dammers 1933-10-27 s.n. Riverside Gavilan Hills. Comment
  UC1979849  Eriogonum wrightii var. membranaceum LeRoy Gross, Elizabeth A. Kempton 2008-8-21 3573 Riverside Peninsular Ranges; San Jacinto Mountains region: Southern spur of Pine Meadow, southeast of Highway 371, northwest of Santa Rosa Summit. Survey north side of Highway 74. Comment
  UCR5722  Eriogonum wrightii var. membranaceum O. F. Clarke 1966-10-5 661005- 41 Riverside Peninsular Range; Santa Rosa Mtns., Santa Rosa Mountain Rd., first wooded canyon -- near University of California, Deep Canyon Desert Research Center 1829 Comment
  POM184163  Eriogonum wrightii var. nodosum M. French Gilman 1932-11-30 11 Riverside Whitewater Point. Comment
  UCR145966  Eriogonum wrightii var. nodosum June Latting 1977-11-6 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos, Snow Creek 488 Comment
  CAS-BOT-BC298484  Eriophyllum ambiguum var. paleaceum H. M. Hall 1905-4-14 5760 Riverside Near Palm Springs, Colorado Desert 150 Comment
  RSA0121598  Eriophyllum ambiguum var. paleaceum Duncan S. Bell, LeRoy Gross 2016-3-29 9104 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in a side canyon just off of Martinez Canyon, approximately 5.75 air miles southeast of the summit of Martinez Mountain. 625 Comment
  UC572528  Eriophyllum ambiguum var. paleaceum H. S. Yates 1937-3-24 6457 Riverside Deep Canyon Thermal Quadrangle 609 Comment
  CAS-BOT-BC297335  Eriophyllum confertiflorum Louis C. Wheeler 1931-10-4 217 Riverside Hemet - Idyllwild Rd, San Jacinto Mts 1402 Comment
  POM357961  Eriophyllum confertiflorum Norman C. Cooper 1944-6-4 1373 Riverside Elsinore Mountain; Lookout at top. 1066 Comment
  UCR121  Eriophyllum confertiflorum Frances Miller 1964-5-5 M 6427 Riverside 20' below RR tracks at base of Box Springs Mtns, near end of Big Springs Rd. 381 Comment
  UCR123824  Eriophyllum confertiflorum Steven R. Hill, A. C. Sanders 2001-5-4 33698 Riverside Peninsular Range, Temecula; along new gas line right-of-way, north of Del Ray Road near junction with Calle Pina Colada 381 Comment
  UC1257338  Eriophyllum confertiflorum var. confertiflorum E. L. Koethen 1897-8-1 20 Riverside Riverside Comment
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Nov 20 2015
  RSA519250  Eriophyllum multicaule 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
  JEPS5378  Eriophyllum wallacei W. L. Jepson 1927-4-11 11621 Riverside near Palm Springs RR station; Whitewater Bridge Comment
  JOTR30965  Eriophyllum wallacei La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1940 Riverside Joshua Tree National Park. (Stop 1) Pleasant Valley at base of Hexie Mountains, near Blue Cut Gorge Comment
  POM157921  Eriophyllum wallacei P. A. Munz 1927-5-21 10864 Riverside Coahuila Valley. Comment
  UC31773  Eriophyllum wallacei H. M. Hall 1901-6-1 2053 Riverside s slopes in the vicinity of Chalk Hill; San Jacinto Mountains 1524 Comment
  UCR114606  Erodium brachycarpum Mitch Provance 1999-3-5 1058 Riverside Jurupa Mountains, Extreme W end of the Jurupa Range, c. 0.6 miles west of pk. 1437. 335 Comment
  CSUSB45  Erodium cicutarium Scott Fowler 1964-4-1 640401 36 Riverside From the University of California, Riverside (UCR) campus. Found in the hard- dirt ground between the physical science building and the women's residence halls. 320 Comment
  CSUSB47  Erodium cicutarium Kirby W. Brown 1966-4-7 Riverside Highway 71, 6.8 miles east of Temecula. 365 Comment
  SDSU7341  Erodium cicutarium S. J. Barnhart 1966-4-1 660417 -13 Riverside South-west facing slope of small hill 0.1 miles east of McAllister Street along the Metropolitan Water Co. utility road (dirt), which is 1.5 miles south-east of the intersection of Mc Allister Street and Victoria Avenue. 457 Comment
  RSA562429  Erodium macrophyllum D. E. Bramlet 1993-4-13 2323 Riverside Approximately 61 m. south of the existing Lake Mathews access road, some 549 m. north of Cajalco road, in the ''Cajalco bend'' area. The site is 1.2 km. west of Lake Mathews Drive. 434 Comment
  CAS-BOT-BC54336  Erysimum capitatum Carl B. Wolf 1932-8-4 3910 Riverside San Jacinto Mountains. Point View, near Idyllwild. 1645 Comment
  RSA651370  Erysimum capitatum Richard Clark 1969-5-24 s.n. Riverside Lk. Filmore; Palms to Pines Hwy. Comment
  UC10559  Erysimum capitatum H. M. Hall July 1901 2339 Riverside in damp places San Jacinto Mountains, vicinity of Deer Springs 2743 Comment
  UCD115010  Erysimum capitatum var. capitatum R. L. Smith 1948-3-25 s.n. Riverside 5 miles north of March Field. Comment
  SD218387  Erythranthe diffusa P. A. Munz, I. M. Johnston 1922-5-20 5467 Riverside Kenworthy, San Jacinto Mountains. 1463 Comment
  SDSU14002  Erythranthe guttata Jonathan S. Austin, Michael G. Simpson 2002-4-20 22 Riverside About 50 feet from parking area off Tornado road. Riparian area north of Santa Margarita river, Santa Margarita Ecological Reserve. 229 Comment
  RSA0022955  Eschscholzia androuxii Ora M. Clark 1929-2-23 1564 Riverside North Whitewater. Comment
  RSA433688  Eschscholzia californica N. C. Cooper 1949-6-3 4148 Riverside Temecula 762 Comment
  RSA525280  Eschscholzia californica Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4594 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 579 Comment
  JEPS51762  Eschscholzia glyptosperma Marjorie D. Clary 1933-2-26 Riverside Aqueduct Rd between Indio and Mecca; North Colorado Desert, Little San Bernardino Mts. 243 Comment
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Feb 28 2014
  SEINET3196406 Image available Eschscholzia glyptosperma Teresa B. Salvato 2010-4-20 4058 Riverside Sonoran (Colorado) Desert; alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe 183 Comment
  CAS-BOT-BC83135  Eschscholzia minutiflora G. B. Grant 6752 Riverside Palm Springs. Comment
  LA26239  Eschscholzia minutiflora Richard Snow; 1953-4-5 51 Riverside Box Canyon Comment
  LA85614  Eschscholzia minutiflora Elizabeth McClintock; 1946-4-14 sn Riverside at foot of Pines to Palms Highway, to S of road near the two bridges Comment
  SBBG81646  Eschscholzia minutiflora S. A. Junak 1983-3-23 1640 Riverside E side of Jefferson Rd across from entrance to Cahuilla Lake County Park, S of Indio Comment
  UC218062  Eschscholzia minutiflora P. A. Munz, D. Keck 1922-4-10 4935 Riverside Eagle Mts. Colorado Desert 213 Comment
  UCR240995  Eschscholzia minutiflora Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 50 Riverside Sonoran (Colorado) Desert, near Joshua Tree National Park, Coachella Valley, Dillon Rd. 4.21 miles north of Hwy 10 in Indio 91 Comment
  UCR245964  Eschscholzia minutiflora Duncan S. Bell 2009-3-8 90 Riverside Arica Mountains, west side of range in main drainage, c. 2.5 air miles west of Priest Well, or c. 7 air miles SW of ghost town of Rice 420 Comment
  UCD95443  Eschscholzia papastillii P. C. Everett; E. K. Balls 1958-4-29 23013 Riverside U.S. Highway 60/70, Indio to Blythe, 1 mile west of Cactus City. 548 Comment
  RSA0024819  Eschscholzia parishii Duncan S. Bell, Kim Clark, Bob Ellis, Pam McKay, Jim Pittman, Gene Ratcliff, Ed Schlegel, Felicia Sirchia 2013-2-24 4467 Riverside Orocopia Mountains; south end of range, north of the Coachella Canal, approximately 3 air miles northeast of Dos Palmas Springs. 182 Comment
  UCR780  Eschscholzia parishii S. C. Anderson 1957-4-14 s.n. Riverside Santa Rosa Mtns., Deep Canyon, south of Palm Desert. 305 Comment
  RSA0022920  Eschscholzia parishii F. W. Peirson 1921-4-13 5324 Riverside Foot of Deep Canyon, Coachella Valley 274 Comment
  UCR140735  Eucalyptus camaldulensis A. C. Sanders 2004-5-12 27858 Riverside Elsinore Basin Region, Alberhill Mountain, northwest foot near Lake St. at Alberhill 378 Comment
  RSA776250  Eucnide urens Duncan S. Bell 2010-3-20 634 Riverside Riverside Mountains; in the vicinity of Mountaineer Mine; approximately 2 air miles northeast of Riverside Mountain Peak. 215 Comment
  UCR258636  Eucrypta chrysanthemifolia T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7900 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
  UC1287119  Eucrypta chrysanthemifolia var. chrysanthemifolia C. L. Hitchcock 1966-3-16 24177 Riverside 0.25 mi w Aguanga Comment
  RSA0123358  Eucrypta micrantha Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9046 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Agua Alta Canyon, approximately 3.5 air miles southeast of the summit of Martinez Mountain. 639 Comment
  RSA425013  Eucrypta micrantha J. C. Roos 1966-3-26 s.n. Riverside 2 miles SE of Desert Center. Comment
  UCR116912  Euphorbia albomarginata A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23959 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon area west of Del Rey Rd., hills on both sides of gas pipeline route 390 Comment
  UCR85145  Euphorbia maculata A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16040 Riverside Sonoran (Colorado) Desert, Coachella Valley, City of Indio, just SW of Whitewater River channel at Auto Center Drive (Hwy 111) -7.5 Comment
  UC397412  Euphorbia misera E. C. Jaeger 1921-4-10 Riverside Near Palm Springs, Colorado Desert. Comment
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Aug 27 2011
  UCR36093  Euphorbia misera R. F. Thorne, F. R. Fosberg, et al. 1983-4-23 55410 Riverside San Bernardino Mtns, Mouth of Whitewater Canyon, east of Whitewater Post Office at S end of ridge, in sandy wash east of bridge, and on base of W-facing slope of ridge 412 Comment
  RSA589758  Euphorbia polycarpa V. W. Steinmann, D. L. Banks 1996-4-20 845 Riverside Agua Tibia Mountains, ca. 10 km east of Temecula, UC Emerson Preserve, just south of the summer cottage along the trail to the water treatment facility. 450 Comment
  UCR132892  Euphorbia polycarpa Scott D. White 1996-3-16 3829 Riverside Perris Basin, Lakeview Mtns, north of Winchester, at 'Maze Stone' Picnic Site 610 Comment
  SD255147  Euphorbia serpillifolia Duncan S. Bell 2015-9-30 8661 Riverside Santa Rosa Mountains; collecting in the summit area of Asbestos Mountain. 1573 Comment
  UCR58873  Euphorbia setiloba J. M. Stewart 1989-10-17 615 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, c. 10 mi west of Wiley's Well 305 Comment
  CAS-BOT-BC171043  Fagonia laevis Duncan M. Porter 1961-12-28 752 Riverside Ca. 1 mile E of Desert Center on Highways 60 and 70. Comment
  GMDRC3748  Fagonia laevis T. La Doux, J. Andre 2009-3-1 385 Riverside Little San Bernardino Mountains: Joshua Tree Natl. Park: south end of the Cottonwood Mtns near Pinkham Wash just N. of aquaduct just inside JTNP boundary, approx 7 mi. W. of S. entrance into park at Cottonwood. USGS 7.5 min. Quad: Cottonwood Basin 33 deg. 40.948' N 115 deg. 52.141' W. Elev. 1778 ft. 542 Comment
  RSA651719  Fagonia laevis Viki Cruz 1983-5-8 19 Riverside one mile into Magnesia Canyon, Santa Rosa Mts. Comment
  RSA778403  Fagonia laevis Stephanie Rockwood, Christi Gabriel 2011-10-5 62 Riverside Ship Creek. Corn Springs Rd Exit from I10. Take Chuckwalla Valley Rd to Dupont Rd. Follow approximately 5 miles. Chuckwalla Mountains Wilderness Area. 341 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
  UCSB3565  Fagonia laevis Haller, John 1960-4-2 Riverside Lower slopes of Orocopia Mountains 1.5 mi S of the junc. of U.S. highway 60-70 and the S entrance road to Joshua Tree Natl. Mon. 548 Comment
  SBBG119166  Fatoua villosa A. C. Sanders 2004-8-10 28766 Riverside ca. 3 mi ENE of Perris, W of Menifee Rd (Pozos Ave) and S of Nuevo Rd, between San Jacinto River and Nuevo 432 Comment
  UCR2411  Festuca myuros F. M. Reed 1903-12-13 407 Riverside South Coast; San Bernardino Valley, Riverside, near natural bridge in Arroyo Chico [Terraces Ranch, 547 Chicago Ave., near Arroyo Tequesquite] 305 Comment
  UCR42358  Festuca myuros N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 177 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, 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 489 Comment
  UCR67398  Festuca myuros A. C. Sanders, E. Rey, D. Willick 1991-4-19 10921 Riverside Edgemont area, east of Sycamore Canyon. 0.8 mile west of Hwy I-215, on Eastridge Dr. (=Eucalyptus), just west of Pepsi Plant 466 Comment
  UCR92504  Festuca myuros S. J. Myers 1996-1-16 s.n. Riverside Perris Basin, 2 mi NE of Perris, flood control channel between Perris Blvd, & Murrieta St., parallel to Nuevo Rd c. 1/4 mi N. 442 Comment
  UCR126260  Festuca octoflora Nathan Moorhatch, John Green 2003-4-2 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, Whitewater River channel at Date Palm Drive in Cathedral City 91 Comment
  UCR137492  Festuca octoflora D. L. Banks, V. W. Steinmann 1997-3-13 1524 A Riverside NW Palomar Mtns, Agua Tibia Mtns, Vail Lake area, N and just south of Hwy 79; hills (burned in the Vail fire of May 1996) east of the Dripping Springs alcove and west of Vail Lake Marina Rd 549 Comment
  CLARK-A1528-4667  Festuca pacifica John C. Roos 1937-5-2 1282 Riverside Riverside Comment
  UCR199789  Festuca pratensis Scott D. White, Justin M. Wood 2008-6-24 12289 Riverside Beaumont Badlands, San Timoteo Canyon, meadow along San Timoteo Creek 671 Comment
  UCD170918  Ficus palmata A. C. Sanders; R. E. Riefner Jr. 2009-8-11 37152 Riverside Peninsular Range, Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River. 238 Comment
  RSA525321  Filago arizonica Steve Boyd, David E. Bramlet 1990-4-29 4475 Riverside Lake Skinner County Park, S flank of Bachelor Mountain Comment
  RSA339694  Filago californica R. F. Thorne, C. W. Tilforth 1980-5-28 54216 a Riverside Branch ravine running W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater P.O. 610 Comment
  UCR116464  Filago californica A. C. Sanders, T. B. Salvato 2001-3-30 23861 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon west of Del Rey Rd., along bottom of canyon west of junction of Av. Pina Colada 366 Comment
  UCR150244  Filago californica John F. Green 2005-2-14 s.n. Riverside Moreno Valley, Lasselle St. at Ironwood Ave., N of the 60 Fwy 564 Comment
  UCR216233  Filago californica Mike Bell 2008-3-19 036 Riverside Sonoran (Colorado) Desert/San Bernardino Mtns., Bonnie Bell, along Whitewater River c. 2 miles north on Whitewater Canyon Rd. from I-10 freeway 537 Comment
  UCR13207  Filago depressa O. F. Clarke 1973-4-1 s.n. Riverside Sonoran (Colorado) Desert, just outside of Joshua Tree National Monument, near Cottonwood Canyon entry 671 Comment
  UCR156088  Filago gallica T. B. Salvato, Kent Beaman 2005-5-16 798 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
  LA26729  Fouquieria splendens William Shapeero; 1954-4-28 sn Riverside Joshua Tree National Monument Comment
  RSA623949  Frankenia grandifolia var. campestris Arthur R. Kruckeberg 1940-12-7 4778 Riverside Cajulco Canon, near Elsinore Comment
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Mar 9 2013
  CAS-BOT-BC223695  Frankenia salina J. C. Roos 1965-6-30 s.n. Riverside Perris Comment
  UCR139625  Frankenia salina A. C. Sanders 2004-7-1 28379 Riverside Perris-Aguanga Surface/Menifee Valley Region, Paloma Valley, c. 1.5 mile NW of the "Menifee-Antelope Community Hall", 0.6 mi. east of Murrieta Rd. near the NW foot of a large rocky hill (1762 ft.) and c. 5 miles due south of Sun City 457 Comment
  POM256728  Frasera parryi W. Pequegnat 1940-6-12 s.n. Riverside Near Los Puios Portrero. Santa Ana Mts. 823 Comment
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Jun 11 2012
  RSA783081  Frasera parryi J. D. Olmsted 1959-6-30 698 Riverside Drainage area to Strawberry Creek. 0.75 mi S of Fern Valley town and on west slopes below Lily Rock. 1707 Comment
  UC22603  Fraxinus velutina Mrs. Flora C. R. Price 1901-8-1 Riverside sw base San Jacinto Mt. 670 Comment
  RSA342548  Fraxinus velutina var. coriacea Robert F. Thorne, C. W. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54097 Riverside San Bernardino Mountains: Flood plain (wash) along Whitewater River, ca. 3.0 miles N of Whitewater Post Office. 591 Comment
  UCR181053  Fritillaria biflora Mitch Provance, Seychelle Provance 1997-3-14 1084 Riverside Gavilan Hills, S side of Ida Leona Rd., c. 1/2 mile east of Gavilan Rd. [S side of Harford Spr. Park] 610 Comment
  SD247303  Funastrum hirtellum Andy Sanders, Jim Malusa 2015-3-11 41406 Riverside Sonoran (Colorado) Desert: Chocolate Mountains, side canyon draining from the northeast into large canyon containing the Gasline Road, about 2.5 miles north of the Imperial County line, US Navy Chocolate Mountains Aerial Gunnery Range. 594 Comment
  SEINET10546252  Funastrum hirtellum Charles L. Hitchcock 1932-4-7 Hitchcock 12199 Riverside Corn Springs, eastern Riverside Comment
  SEINET10580702  Funastrum hirtellum Dunn 1932-3-26 Dunn s.n. 1932 Riverside Box Canyon Comment
  UCD170415  Galium angustifolium D. O. Burge 2017-3-12 2222 Riverside Alvin Meadows. 1500 Comment
  UCR154463  Galium angustifolium Jason L. Hlebakos 2005-5-30 806 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
  RSA741580  Galium angustifolium subsp. angustifolium Scott D. White, Justin M. Wood 2008-6-17 12175 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  POM367764  Galium aparine N. C. Cooper 1944-5-24 1664 Riverside Big Oaks Canyon, Banning. 1220 Comment
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Oct 30 2011
  UCR139041  Galium aparine D. L. Banks 1997-3-6 1397 Riverside NW Palomar Mountains, Agua Tibia Mountains, Pechanga Indian Reservation. 'Fiesta Ground' east of Pechanga Creek along the N fork of Pechanga Creek at the E end of the Reservation 482 Comment
  CDA6667  Galium murale A. C. Sanders 2001-5-1 24251 Riverside San Bernardino Valley region; Riverside, Blaine St. at RR tracks near intersection with Watkins Dr. Comment
  POM284281  Galium porrigens Lyman D. Benson 1932-3-26 3179 Riverside Temecula Grade. Temecula Valley. 549 Comment
  RSA276587  Galium porrigens L. T. Dempster, G. Ledyard Stebbins 1967-3-19 4332 Riverside Just north of county line, south of Temecula. Comment
  RSA739708  Galium porrigens var. porrigens A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35643 Riverside May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1524 Comment
  POM367816  Galium stellatum E. C. Jaeger 1920-03 s.n. Riverside Palm Springs. Comment
  UCR17453  Galium stellatum subsp. eremicum K. Stolte 1978-5-25 s.n. Riverside Sonoran (Colorado) Desert, south side Hwy 111, at Windy Point; c. 5 mi. west of Palm Springs, Coachella Valley 300 Comment
  UCD121188  Garrya veatchii R. N. Raynor 1933-3-31 s.n. Riverside Southeast slopes of Mt. San Jacinto. Comment
  UCR116585  Gaura sinuata A. C. Sanders, T. B. Salvato 2001-5-24 24364 Riverside Perris-Aguanga Basin, Temecula, Long Canyon west of Del Rey Rd., along bottom of canyon west of junction of Av. [Calle] Pina Colada 345 Comment
  RSA162845  Gayophytum diffusum subsp. parviflorum J. D. Olmsted 1959-8-18 787 Riverside Reservoir Hill, 30 ft NW of large Butane tank, Desert sun school near Idyllwild, San Jacinto Mts, M Fk San Jacinto. 1646 Comment
  UC729832  Gayophytum diffusum subsp. parviflorum Carl B. Wolf 1932-8-5 3932 Riverside Devils Slide Trail from Idyllwild to Tahquitz Valley (summit); San Jacinto Mts. 2438 Comment
  UCR39544  Gayophytum diffusum subsp. parviflorum A. C. Sanders 1980-8-21 1781 Riverside San Jacinto Mountains, Mt. San Jacinto Wilderness Area. east of Saddle Junction at the head of Tahquitz Creek, c. 2 mi NE of Idyllwild 2409 Comment
  UCR151422  Gazania linearis D. L. Banks, V. W. Steinmann 1997-3-13 1431 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
  RSA27179  Geraea canescens C. L. Hitchcock 1940-4-4 5946 Riverside Pinto Basin. Comment
  RSA4932  Geraea canescens C. B. Wolf 1932-4-27 3066 Riverside Colorado Desert, Chuckwalla Valley, 16 mi. east of Desert Center. 122 Comment
  RSA774898  Geraea canescens Duncan S. Bell, Amber Swanson 2011-2-18 2029 Riverside Coachella Valley area; Edom Hill; along Edom Hill Road near dump; 0.6 road miles from junction of Varner Road and Edom Hill Road. 259 Comment
  UC1118441  Geraea canescens H. S. Yates 1936-4-7 5440 Riverside 2 1/2 mi s Willis Palms; Thermal Quadrangle Comment
  UCR196371  Geraea canescens Naomi Fraga, Sarah J. De Groot, Lisa Rojas, L. Lubinsky 2005-2-10 1430 Riverside Northeastern Colorado Desert, along Palen Pass Road, near Hwy 177 170 Comment
  SD212640  Geranium A. C. Sanders, T. B. Salvato 2006-5-4 32246 Riverside UCR campus, weeds in botanical garden. 351 Comment
  SD186237  Geranium dissectum A. C. Sanders 2004-4-20 27569 Riverside Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line. 640 Comment
  POM10411  Geranium richardsonii Anonymous 1903-07 s.n. Riverside Strawberry Valley. [county not specified] Comment
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Nov 26 2016
  UCR108492  Gilia A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16122 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  UCR195113  Gilia A. C. Sanders, Tim Thomas 2008-8-1 35931 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek near Mountain Center, SE of Keenwild Fire Station 1448 Comment
  POM13241  Gilia angelensis P. A. Munz, I. M. Johnston 1922-5-19 5350 Riverside 5 miles NE of Murietta. 457 Comment
  RSA525693  Gilia angelensis Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4564 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at junction of Highway R3 and Powerline Road, NE of the lake. Comment
  RSA612687  Gilia angelensis D. L. Banks 1997-3-29 1611 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north the Riverside / San Diego County line border,, west of the intersection of Magee Truck Trail and Moreno Road including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  UCR60262  Gilia australis Steve Boyd, T. S. Ross, L. Arnseth 1989-4-1 3151 Riverside Peninsular Range, Vail Lake area; hills just to SW of the dam 488 Comment
  UCR97490  Gilia australis A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19891 Riverside Peninsular Range, Lake Skinner area; lower Rawson Canyon, NE of the lake & SW of Black Mtn., along the road 518 Comment
  POM13004  Gilia capitata subsp. abrotanifolia P. A. Munz, I. M. Johnston 1922-5-19 5434 Riverside Hemet Valley, San Jacinto Mountains. 1402 Comment
  RSA67077  Gilia capitata subsp. abrotanifolia Verne Grant, Alva Grant 1951-6-4 16010 Riverside Small canyon 2 mi. s. of Temecula on Hwy 395. 335 Comment
  RSA489132  Gilia diegensis Jack Easton 1988-5-2 s.n. Riverside Anza area. 1189 Comment
  SEINET14643541  Gilia diegensis H. M. Hall 1904-5-19 4949 Riverside Fairmount Park, viciinity of Riverside. 244 Comment
  UCR148447  Gilia latifolia John F. Green, Chet McGaugh 2005-1-19 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, 1.5 mile transect along Coachella Canal right-of-way, between siphons 26 and 28, north of Hunters Spring, near S base of Orocopia Mtns. 21 Comment
  UCR165818  Gilia latifolia John F. Green 2005-2-2 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 mi east of Desert Beach 24 Comment
  UCR277164  Gilia maculata Robert J. Steers, Chris E. True 2008-3-25 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Snow Creek Canyon, NE of Snow Creek Village, < 50 m east of Snow Creek Rd. 370 Comment
  RSA0016244  Gilia ochroleuca subsp. bizonata Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4823 -a Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.02559, W116.69098 and N34.02135 and W116.68712. 915 Comment
  JEPS4070  Gilia ochroleuca subsp. exilis W. L. Jepson 1901-5-20 1316 Riverside Thomas Valley San Jacinto Mts., Thomas Valley Comment
  RSA0016238  Gilia ochroleuca subsp. exilis Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4728 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA0017279  Gilia ochroleuca subsp. exilis Steve Boyd, T. S. Ross, Mike Hammitt 1991-5-2 6086 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
  SD114222  Gilia ochroleuca subsp. exilis Darley F. Howe 1969-5-15 4589 Riverside Near Dripping Springs camp ground. 456 Comment
  SD137682  Gilia ochroleuca subsp. exilis Darin L. Banks, Steve Boyd 1995-4-5 148 Riverside Agua Tibia Wilderness Area; north slope of Agua Tibia Mountain, east of the Dripping Springs Alcove, west of the Dripping Springs Trail. 573 Comment
  SEINET7048157  Gilia ochroleuca subsp. exilis Steven R. Hill 2001-5-3 33658 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
  RSA480028  Gilia scopulorum Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2157 Riverside Palen Pass at the north end of the Palen Mountains. 500 Comment
  RSA657244  Gilia stellata J. Mark Porter, Valerie Soza, Gary D. Wallace 2001-4-2 12343 Riverside Coachella Valley, Desert Hot Springs, S of Big Morongo Wash, along Indian Ave, just S of the jtn. with Pierson Avenue. 396 Comment
  SBBG5904  Gilia stellata H. and M. Dearing 1937-4-10 Riverside NE of Indio Comment
  UC1595789  Gilia stellata W. Wisura, J. Dolan, and M. Wall 1992-3-24 4637 Riverside 15.4 mi ne Mecca (Bajadas above Box Canyon, Lowdesert) Comment
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May 29 2011
  RSA718867  Gilia stellata Michael Honer, L. Hulse 2005-3-8 2038 Riverside Fargo Canyon; first main N-trending fork after entering canyon from bajada. Site of large long MWD aqueduct tunnel tailings pile. 457 Comment
  SEINET7063450  Gilia tenuiflora A. G. Vestal 1947-3-30 s.n. Riverside About 4.2 miles west of Sage on the East Benton Road. Tucalota Valley. UTM Zone 11, 501776mE, 3714976mN. (WGS84/NAD83). 556 Comment
  UCSB6571  Gnaphalium Roger Krogen 1957-1-1 124 Riverside collected 4.0 mi S, along U S Highway 95, at N edge of the Orocopia Mountains U S Highway 60-70 - U S Highways 95,60-70 Comment
  RSA500118  Gnaphalium californicum Steve Boyd, T. S. Ross, L. Arnseth 1989-6-10 3693 Riverside Vail Lake area, Benches of Arroyo Seco and slopes of adjacent hills to E. 488 Comment
  RSA586118  Gnaphalium californicum D. L. Banks, S. D. Boyd 1995-4-5 0158 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove, E of the Dripping Springs Trail., In the N flowing drainage that empties into Arroyo Seco. 549 Comment
  UCR171962  Gnaphalium californicum 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
  UCR160843  Gnaphalium luteoalbum T. B. Salvato, Kelly Volansky 2003-3-27 119 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  RSA639129  Gnaphalium palustre R. F. Thorne, Earl Lathrope, Oscar Clarke, S. Carlquist 1968-4-18 37460 B Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California.. 609 Comment
  SBBG120131  Gnaphalium palustre A. C. Sanders with K. Volansky 2005-3-17 29209 Riverside French Valley, SE of Winchester Rd (Hwy 79) between Thompson Rd and Benton Rd, ca. 0.5 mi NE of Adobe Spring, near San Diego Aqueduct 412 Comment
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Apr 29 2011
  UCR266808  Gnaphalium palustre Mitch Provance, Matt Amalong, Eric Kline 2015-3-24 315- 03 Riverside Paloma Valley, Menifee, NE corner of the intersection of Scott Rd. and Menifee. 454 Comment
  UCR34921  Gnaphalium palustre L. B. Ziegler 1967-8-2 204 Riverside Peninsular Ranges, San Jacinto Mtns., upper Herkey Creek area 1524 Comment
  UCR92794  Gnaphalium stramineum Scott D. White, M. Wilcox 1995-7-11 3466 Riverside Peninsular Range; Santa Ana Mtns., upper forks of Decker Canyon, SW of Main Divide Truck Trail 730 Comment
  JOTR32335  Grayia spinosa La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 2456 Riverside Joshua Tree National Park. West of Queen Mountain, southern end of Wonderland of Rocks; Wonderland Wash, north of Mill Street Mine parking area. Active wash corridor with sandy bottom and surrounded by granitic outcrops and pediments; with heavy foot traffic (Stop 1) 1297 Comment
  RSA501019  Guillenia lasiophylla Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3138 Riverside Vail Lake area, ridge-top of volcanic substrate w/clay soil, 2 mi W of dam, at edge of escarpment E of Pauba Valley. 518 Comment
  RSA613651  Guillenia lasiophylla D. L. Banks, Victor Steinmann 1997-3-13 1468 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  RSA614287  Guillenia lasiophylla D. L. Banks, V. W. Steinmann 1997-3-13 1521 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  POM122960  Gutierrezia sarothrae Marcus E. Jones 1926-5-31 s.n. Riverside Corona Comment
  POM9746  Gutierrezia sarothrae P. A. Munz 1921-12-31 4701 Riverside Andreas Canyon. Comment
  RSA90692  Gutierrezia sarothrae F. W. Peirson 1922-12-26 1217 Riverside Box Springs Grade near Riverside. Comment
  UCR48339  Harpagonella palmeri Steve Boyd 1986-3-9 1399 Riverside Peninsular Range, Temescal Canyon, between Indian Truck Trail & Horsethief Wash 367 Comment
  UCR77700  Harpagonella palmeri Steve Boyd, Orlando Mistretta 1991-5-22 6311 Riverside Agua Tibia Mountains, Vail Lake area, base of Agua Tibia Mountain, east of Dorland Mountain, west of Kolb Creek 793 Comment
  SEINET2052382 Image available Hazardia squarrosa Howard S. Gentry 1972-8-1 23033 Riverside Gentry Ranch, 3.5 miles NE of Murrieta. 426 Comment
  JEPS35425  Helenium bigelovii Carl V. Meyer 1928-7-26 531 Riverside w side trail from Idyllwild to San Jacinto Peak (above Roach Sawmill) 2743 Comment
  RSA0045287  Helianthus annuus subsp. lenticularis Margaret Murphy 1983-5-15 0024 -C Riverside Dry river wash located in the north section of parcel 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead. Comment
  SEINET2052416 Image available Helianthus annuus var. lenticularis Richard L. Irwin 1962-4-24 52 Riverside In canyon on Box Springs Mts., about 100 yds from RR -- E. of University of Califonria, Rvierside and shortly N. of of Big 'C 396 Comment
  UCR268312  Helianthus gracilentus Jim Andre 2012-6-15 30495 Riverside San Jacinto Mountains, San Bernardino National Forest, along Hwy 243 at Mount Edna Road, c. 1 mile north of McMullen Flat, 5.9 miles south of Hwy I-10 at Banning 1172 Comment
  SEINET13297608 Image available Heliotropium curassavicum Mitch Provance 2013-1 613 -27 Riverside San Bernardino Valley: Riverside, Arlington area, S side of Challen Avenue, near intersection with Curran Dr. (Riverside West 7.5' Q.) 238 Comment
  SD136878  Heliotropium curassavicum var. oculatum Steve Boyd, Darin Banks 1994-9-29 8374 Riverside Lake Elsinore, floodplain east of dike along San Jacinto River west of Sedco Hills community. 380 Comment
  RSA488925  Hemizonia fasciculata Bill Wagner 1988-4-12 s.n. Riverside Approx. 1/2 mile SW of town of Temecula, S of Rancho CaliforniaRoad and Buisness Park Drive. 335 Comment
  RSA525279  Hemizonia fasciculata Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4593 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 579 Comment
  RSA711222  Hemizonia kelloggii A. C. Sanders 2004-4-9 27469 Riverside San Jacinto Valley: Tres Cerritos, ca. 3 miles WNW of Hemet, east of the Lakeview Mtns., alluvial slope in mouth of large canyon on south side. 473 Comment
  UCR176181  Hemizonia kelloggii Amber Bruno 2005-6-7 53 Riverside Riverside; east side of UC Riverside, east end of Big Springs Rd. on north side of road, 0.25 mi. east of Watkins Dr. but west of the railroad track, Islander Park 351 Comment
  UCR80843  Hemizonia kelloggii G. R. Ballmer 1992-6-23 92- 8 Riverside San Timoteo Canyon Rd., 0.8 mi east of jct with Redlands Blvd. 526 Comment
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Jul 14 2012
  RSA715053  Hemizonia paniculata A. C. Sanders, T. B. Salvato 2003-5-21 26787 Riverside Elsinore Valley: Wildomar, old ranch parcel SE of Wesley St. and SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  UCR136198  Hemizonia paniculata A. C. Sanders 2004-6-20 28222 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
  UCR139188  Hemizonia paniculata Virginia Moran 2003-5-17 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
  RSA450756  Hemizonia pungens subsp. laevis J. C. Roos 1965-6-21 s.n. Riverside San Jacinto Comment
  RSA645877  Hemizonia pungens subsp. laevis Karen Kirtland 1993-6-19 s.n. Riverside San Jacinto River Valley: along I-215 between 4th St. (Perris) and approximately 0.25 miles S of the San Jacinto River. 429 Comment
  UCR132884  Hemizonia pungens subsp. laevis Tom Paulek 2002-5-19 s.n. Riverside San Jacinto Wildlife Area, Headquarters Ponds 433 Comment
  UCR213275  Hesperocallis undulata A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37428 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, lower part of wash c. 2.5-3 mi. NW of Blythe Airport, above Black Creek Rd. 171 Comment
  UCR138813  Hesperocnide tenella D. L. Banks 1997-2-17 1269 Riverside Agua Tibia Mountains, NW Palomar Mountains: NW foothills of Dorland Mtn at the S end of Los Caballos Road the University of California-Emerson Oaks Reserve. The westernmost portion of the Preserve, south of a large, privately owned citrus grove 506 Comment
  UCR193868  Heterocodon rariflorum A. C. Sanders, Mitch Provance 2008-7-11 35805 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
  SD193037  Heterotheca grandiflora Scott D. White, Angelia Carey 2004-6-4 10469 Riverside San Jacinto Mountain foothills: Indian Creek watershed, above confluence with San Jacinto River. Uplands around former homestead area, southeast of creek. 579 Comment
  RSA0075888  Heterotheca grandiflora Doris Bowers 1972-4-15 1825 Riverside Pulgas Creek Wash mouth, Rancho California 396 Comment
  RSA575904  Heterotheca sessiliflora subsp. echioides Steve Boyd 1994-10-14 8381 Riverside Southern Santa Ana Mts., San Mateo Canyon Wilderness Area of the Cleveland Nat'l Forest. San Mateo Canyon, sandy benches in canyon bottoms at the confluence with Bluewater Canyon. 329 Comment
  SEINET8481391 Image available Hibiscus denudatus A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40636 Riverside Sonoran (Colorado) Desert; Chuckwalla Mountains, Graham Pass at large wash crossing Graham Pass Rd. north of the summit 410 Comment
  RSA627521  Hieracium albiflorum Scott D. White, Julie Greene 1998-8-1 6971 Riverside Idyllwild area: Roadside uplands and meadows within residential community above/parallel to E bank of Strawberry Creek between crossing at Circle Dr. and Humber Park. 1829 Comment
  POM48031  Hieracium horridum P. A. Munz, I. M. Johnston 1924-7-27 8740 Riverside Dark Canyon, San Jacinto Mountains. 2287 Comment
  LA8281  Hilaria rigida Nesta Dunn; A. M. Martin 1932-3-27 sn Riverside Cottonwood Spring Comment
  SEINET190986 Image available Hilaria rigida A. A. Beetle 1942-4-22 3183 Riverside 5 mi E of Shaver's Summit; Rt 60 & 70 Comment
  SEINET212651 Image available Hilaria rigida L. C. Higgins 1974-4-12 8488 Riverside 5 mi S of Morongo Valley on Hwy 62 Comment
  UCD89927  Hilaria rigida William H. Brooks 24-25 Feb 1989 s.n. Riverside McCoy Wash, north of Blythe. 579 Comment
  SEINET10598947  Hilaria rigida Joseph A. Ewan 1931-4-2 Ewan 4096 Riverside Common in gravelly soil 10 miles north of Edon. Comment
  RSA502589  Hirschfeldia incana Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-11 3725 Riverside Vail Lake area, wetlands of Wilson Creek, east of the lake. 457 Comment
  RSA0096926  Hoffmannseggia glauca Steve Boyd, Thomas S. Elias, Erika Winter 1986-2-18 1339 Riverside Shavers Valley, Colorado Desert: NW end of Hayfields Dry Lake. Comment
  SEINET10918608  Hoffmannseggia microphylla A. K. Evans 1976-4-13 Evans 5155 Riverside Desert canyons of Santa Rosa mountains. Comment
  RSA674921  Hoita macrostachya Scott D. White, P. De Vries 2000-4-25 7734 Riverside Temescal Valley: Corona area, eastern foothills of Santa Ana Mountains just above citrus groves. 412 Comment
  RSA717589  Hordeum depressum A. C. Sanders 2004-5-12 27877 Riverside Elsinore Basin Region: Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  RSA0012170  Hordeum intercedens A. C. Sanders, T. B. Salvato 2011-4-4 38974 Riverside Warm Springs Valley, 0.4 mi. WNW (276 deg ) of intersection of Collier Ave. & Riverside Dr./Hwy 74, NE of Baker St. 387 Comment
  SEINET3386506 Image available Hordeum intercedens Mitch Provance 2005-5-17 6554 Riverside Warm Springs Valley; Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, c. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site 396 Comment
  UCR269909  Hordeum intercedens D. E. Bramlet, Amy Hills, R. E. Riefner Jr., Russell Huddleston 2005-3-2 3652 Riverside Perris-Agunaga Basin Region; San Jacinto Valley, west of Hemet, east of San Diego Canal, west of Warren Rd., south of Hwy 74, north of W Stetson Ave. 457 Comment
  UCR91913  Hordeum marinum subsp. gussoneanum A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18120 Riverside San Bernardino Mtns, Morongo Indian Reservation, natural pond & bog at SE edge of Burro Flats 1100 Comment
  RSA741422  Hordeum murinum Justin M. Wood 2008-12-2 259 Riverside City of Temecula, Murrieta Creek, downstream of 1st street bridge. 290 Comment
  CAS-BOT-BC284764  Hordeum murinum subsp. glaucum John Thomas Howell 1956-3-19 31117 Riverside San Jacinto Comment
  RSA774502  Hordeum murinum subsp. glaucum Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4424 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 W116.64316 487 Comment
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May 7 2014
  UCD86471  Hordeum murinum subsp. leporinum Robert F. Thorne; Drs. Fosberg, Sachet, and Herbst 1983-4-23 55420 Riverside San Bernardino Mountains. Mouth of Whitewater Canyon, E of Whitewater Post Office at S end of ridge. In sandy wash E of bridge and on base of W-facing slope of ridge. 411 Comment
  RSA161165  Horkelia clevelandii Peter H. Raven, R. Snow 1957-7-26 11106 Riverside Just below Vista Grande Ranger Station, Banning-Idyllwild road Comment
  SBBG72539  Horkelia clevelandii R. Hoffmann 1929-9-8 Riverside San Jacinto Mtns 2133 Comment
  UC114268  Horkelia clevelandii T. S. Brandegee 1889-7-1 Riverside San Jacinto Mts. Comment
  UC12390  Horkelia clevelandii H. M. Hall 1897-6-16 648 Riverside San Jacinto Mountains, Strawberry Valley 1615 Comment
  UCR34974  Hulsea heterochroma L. B. Ziegler 1972-6-5 477 Riverside San Jacinto Mtns., Along road above Poppet Flats 1143 Comment
  SBBG65751  Hulsea vestita subsp. callicarpha R. Hoffmann 1929-9-10 Riverside Tahquitz Pk 2438 Comment
  UCR253359  Hulsea vestita subsp. callicarpha Ana Hernandez, John Dvorak 2011-8-4 028 Riverside San Jacinto Mountains, west of Forest Route 4S02.3 (Azalea Trail), 0.5 km south of Dark Canyon Campground 1746 Comment
  RSA134687  Hydrocotyle ranunculoides P. H. Raven 1959-5-17 14233 Riverside Lake Fulmor, San Jacinto Mtns. Comment
  POM361079  Hymenoclea salsola P. J. Remple 1942-3-1 s.n. Riverside Near Palm Springs. Comment
  RSA314637  Hypochaeris glabra R. F. Thorne, Fosberg, M. H. Sachet, Charles C. Herbst 1983-4-23 55454 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  UCD133380  Hypochaeris glabra Robert F. Thorne; W. Wisura, E. Lathrop, S. Meury 1985-5-18 60658 Riverside Santa Rosa Plateau: at edge of Cleveland National Forest. 609 Comment
  RSA657673  Hypochaeris radicata Michael J. Graeser 1988-5-12 37 Riverside Soquel Canyon. Intersection of Coronet and Woodview. SE corner. Comment
  CAS-BOT-BC219757  Hyptis emoryi Mrs. Robert Campbell 1921-11-26 14 Riverside Palm Canyon Comment
  LA205742  Hyptis emoryi John O'Leary; 1971-4-24 8 Riverside Highway 74 S of Palm Desert 365 Comment
  LA61528  Hyptis emoryi E. Braunton; January 1929 1023 Riverside Painted Canyon, Mecca 45 Comment
  UC449964  Hyptis emoryi F. M. Reed 1917-5-19 3868 Riverside Palm Canyon; Riverside and Vicinity, Palm Canyon Comment
  UCR74381  Hyptis emoryi Theo Glenn 1991-5-2 91- 21 Riverside Sonoran (Colorado) Desert, McCoy Mountains, NW of Blythe 350 Comment
  UCD126499  Ipomoea triloba T. C. Fuller 1962-10-2 9701 Riverside northwest of Neighbors Blvd. and Ave. 22, 1.4 miles north of Ripley. Comment
  JEPS30089  Isocoma acradenia var. eremophila Lewis S. Rose 1961-11-23 61062 Riverside La Quinta 15 Comment
  OBI16008  Isocoma acradenia var. eremophila Louis C. Wheeler 1931-11-27 375 Riverside 5 me SE Mecca, Coorado Desert 61 Comment
  RSA125962  Isocoma acradenia var. eremophila E. K. Balls, P. C. Everett 1957-11-5 22756 Riverside Just S. of Thermal, State Hwy. 111 30 Comment
  RSA0009749  Isocoma acradenia var. eremophila Marcus E. Jones 1903-5-8 s.n. Riverside Indio. -7 Comment
  UCR277518  Isocoma menziesii Mitch Provance 2012-9-13 912- 05 Riverside Badlands of Western Riverside County, Mt. Davis, +- 1.5 miles SW of Beaumont, vicinity of the microtower on David Mountain Rd. 845 Comment
  SD247329  Isocoma menziesii var. vernonioides T. B. Salvato 2014-5-29 8051 Riverside Perris-Aguanga Basin: Wildomar, field south of Bundy Canyon Road, west of Sunset Avenue and east of broad oak/willow gully, about 1.13 miles west of Murrieta Road and 4.10 miles southeast of Canyon Lake. 523 Comment
  CSUSB721  Isomeris arborea David M. Peterson 1966-2-20 660220 12 Riverside 8 miles northeast of Mecca in Box Canyon, on Mecca-to-Joshua Tree National Monument Road. 170 Comment
  RSA781326  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37150 Riverside Peninsular Range: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River. 238 Comment
  RSA787278  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37145 Riverside Box Springs Mtns. Foothills, Riverside, dry arroyo on UCR campus SE of student health center and just north of North Campus Drive 320 Comment
  POM1552  Juncus bufonius Phillip A. Munz 1918-4-27 2140 Riverside Between Temescal [Creek/ Valley] and Murietta Comment
  RSA725742  Juncus bufonius Mitch Provance 2005-5-18 9806 Riverside Warm Springs Valley: Nichols road wetland area at Alberhill Creek, S of the I-5 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
  UCR174315  Juncus bufonius A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32678 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
  UC1532809  Juncus bufonius var. occidentalis Robert F. Thorne and Earl Lathrop 1975-5-20 45500 Riverside Rancho California Santa Rosa Plateau, Mesa de Burro 609 Comment
  UCR224436  Juncus effusus Scott D. White, Justin M. Wood 2009-5-22 12923 Riverside San Jacinto Mountains, Halfway Spring, accessed via Old Control Road 1159 Comment
  RSA692228  Juncus effusus subsp. austrocalifornicus Scott D. White 2003-10-9 9815 Riverside Pine Cove. Lily Creek just north of crossing at Hwy 243. 1738 Comment
  UC1971605  Juncus longistylis Scott D. White 1998-7-31 6952 Riverside IDYLLWILD AREA: Strawberry Creek between crossing at Circle Dr. and Humber Park. Comment
  UCR268296  Juncus macrophyllus Jim Andre 2012-6-15 30555 Riverside San Jacinto Mountains, west slopes of range along Poppet Flat Road, Poppet Creek canyon, 3.2 miles west of Hwy 243 1022 Comment
  RSA388410  Juncus mexicanus Robert F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61172 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  RSA605992  Juncus mexicanus C. Epling, Joseph A. Ewan 1933-06 s.n. Riverside South shore Lake Elsinore. Comment
  UCR193376  Juncus oxymeris A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35623 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.0 mi. WSW of Fleming Ranch, along nameless tributary of Herkey Creek 1585 Comment
  CAS-BOT-BC80903  Juniperus James McMurphy 1916-8-13 s.n. Riverside Mountains between Fallbrook and Riverside Comment
  RSA605787  Juniperus californica Scott D. White 1995-12-30 3803 Riverside Perris Basin, SW of Perris, above S bank of San Jacinto River. 441 Comment
  UC1543056  Juniperus californica Donald G. Nelson 1936-5-22 400 Riverside near base Santa Rosa Mountains (Ribbon Wood Camp, Pines to Palms Highway, on trail down to stream in Palm Springs Canyon, along trail to Palm Canyon from Ribbon Wood Camp) Comment
  RSA0034501  Juniperus californica Nancy Anderson 1955-5-21 s.n. Riverside Vandeventer Flats. Comment
  JOTR34390  Justicia californica Andre, Jim 2012-4-16 20917 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  LA202793  Justicia californica J. A. Ewan; 1931-4-4 4145 Riverside 5 mi. E of Desert Center Comment
  POM310160  Justicia californica Hulda Crooks 1946-3-2 251 Riverside Palm Springs area. 139 Comment
  RSA26969  Justicia californica Anonymous 1940-4-6 5972 Riverside 3 mi. below Cottonwood Springs. Comment
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Jun 16 2014
  RSA398811  Justicia californica H. de Forest 1929-3-16 14170 Riverside Painted Canyon near Mecca Comment
  RSA789360  Justicia californica Aaron C. Sedgwick, David Fraker 2012-3-28 20 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  SEINET182381  Justicia californica I. W. Clokey 1935-4-17 6888 Riverside Cottonwood Springs Comment
  UCSB9384  Justicia californica Ralph, F. 1959-5-17 Riverside 2.7 miles south of Palm Desert City limits; Colorado Desert 457 Comment
  NY786769  Keckiella antirrhinoides var. microphylla A. M. Alexander 1941-5-24 2215 -a Riverside North base of Eagle Mountains 1158.2 Comment
  UCR275211  Kochia scoparia A. C. Sanders, Karen Kirtland 2016-9-23 42629 Riverside San Jacinto Valley, edge of Mystic Lake at duck hunting ponds below abandoned dairy south of Gilman Springs Rd. between Jack Rabbit Tr. and Eden Hot Springs Rd. 434 Comment
  RSA500564  Koeleria macrantha Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3607 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd. 488 Comment
  RSA734400  Koeleria macrantha Keith E. Hoffmaster 1934-4-8 348 Riverside Santa Ana Mts, Near Corona Comment
  UCR201500  Koeleria macrantha Scott D. White, Justin M. Wood 2008-6-19 12271 Riverside San Jacinto Mountains, meadows at Baldy Mountain 1677 Comment
  UCR2492  Koeleria macrantha F. M. Reed 1924-4-20 5133 Riverside N end Peninsular Range; San Bernardino Valley Region, Reche Canyon on Box Springs Mountain 427 Comment
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May 1 2011
  JOTR31935  Krameria erecta La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2173 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; rocky wash draining into west Pinkham Wash Comment
  JOTR34066  Krameria erecta La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2963 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; narrow canyon on edge of 2009 burn area, north of Lost Horse Mine trail Comment
  UCR208897  Krameria erecta I. M. Johnston 1917-4-4 1097 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, mouth of Andreas Canyon 244 Comment
  CLARK-A1528-5687  Krameria grayi John C. Roos 1937-4-23 796 Riverside Whitewater Comment
  CLARK-A1703-1201  Krameria grayi Charlotte Stocks 1962-5-21 Riverside San Jacinto Mountains Comment
  JEPS64826  Krameria grayi W. L. Jepson 1912-10-28 5238 Riverside near Riverside Mts. (<Botanical Expedition along the Colorado River Needles to Yuma..>); Colorado River, near Riverside Mts. 91 Comment
  RSA408603  Krameria grayi Albert J. Perkins 1916-4-16 s.n. Riverside Palm Springs. Comment
  UCR17311  Krameria grayi B. A. Carlson 1978-4-22 s.n. Riverside Santa Rosa Mtns, 5 mi. south of Palm Desert, east of Hwy 74 488 Comment
  UCR166801  Kyllinga brevifolia R. E. Riefner Jr. 2004-9-25 04- 443 Riverside City of Corona; Green River Road, c. 0.8 mi south of 91 freeway overpass, Green River Golf Course at Santa Ana River 153 Comment
  RSA510312  Lactuca serriola Ed LaRue 1989-6-11 s.n. Riverside W side of Lakeview Mtns., ca. 1 mi SE of town on Nuevo. 640 Comment
  JEPS41823  Laennecia coulteri S. B. Parish 1912-10-12 8356 Riverside Mecea Salton Basin, Mecea -57 Comment
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Sep 4 2011
  RSA191403  Lagophylla ramosissima E. W. Lathrop, R. F. Thorne 1967-9-26 6663 Riverside 6 miles NW of Murrieta. 610 Comment
  POM301536  Lamium amplexicaule J. C. Roos 1938-3-12 1642 Riverside Orchard, La Sierra. Comment
  RSA469608  Langloisia setosissima subsp. setosissima Robert Gustafson 1983-3-27 2482 Riverside Near mouth of fairly steep-walled canyon southwest of Lake Cahuilla Comment
  SBBG64743  Langloisia setosissima subsp. setosissima M. N. Ackley 1928-4-1 Riverside between Indio and Palm Springs 60 Comment
  UCR279602  Langloisia setosissima subsp. setosissima A. C. Sanders, Jim Malusa 2017-3-28 43166 Riverside Sonoran (Colorado) Desert, Northern edge of Chocolate Mountains, along Salt Creek at edge of Navy Aerial Gunnery Range, vicinity of Clemons Well site, between wash and old Kaiser RR 314 Comment
  CAS-BOT-BC171123  Larrea tridentata Steve Boyd; Tammy Morgan; Aydee Virgen; Sarah J. DeGroot; Valentin Arvizu; Tim Thibault 2004-5-14 11236 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. Comment
  SEINET4907864  Larrea tridentata H. F. Thut 1971-1-31 s.n. Riverside W of Blythe. 305 Comment
  UC303764  Larrea tridentata unknown May 1 1906-May 10 1906 229 -6724 Riverside Palm Springs; Colorado Desert Comment
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Nov 30 2009
  UCSB7606  Larrea tridentata Beeks, Richard 1952-4-4 Riverside 7 miles North of Mecca, in Box Canyon Comment
  RSA359852  Lastarriaea coriacea Steve Boyd 1986-4-2 1634 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  CLARK-A1528-2148  Lasthenia chrysostoma John C. Roos 1952-4-13 5535 Riverside Box Springs Mountains 396 Comment
  CAS-BOT-BC353286  Lasthenia coronaria H. M. Hall 1903-4-1 3982 Riverside Vicinity of Riverside 365 Comment
  JEPS29480  Lasthenia coronaria Lauramay T. Dempster 1962-4-17 1889 Riverside about 1 mi below Fish Hatchery; Whitewater Canyon Comment
  RSA583752  Lasthenia coronaria Steve Boyd 1995-4-24 8479 Riverside Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on northern flank of Agua Tibia Mountain at the north base of Wildhorse Peak, along the Wildhorse Trail southeast of its junction with the Dripping Springs Trail. 609 Comment
  UC1536901  Lasthenia coronaria G. H. True 1935-3-19 133 Riverside 6 mi se of Perris Comment
  UCR158251  Lasthenia coronaria A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30102 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
  UCR172198  Lasthenia coronaria John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, French Valley: Leon Road (San Diego Aqueduct right of way) from Borel Road/Tucalota Creek S for c. 0.25 mi 427 Comment
  UCR41244  Lasthenia coronaria N. M. Fellows 1985-3-16 s.n. Riverside San Jacinto Mtns., Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mts, 1 mile west of Snow Creek Village 489 Comment
  UCR121104  Lasthenia glabrata subsp. coulteri A. C. Sanders, Sue Nash, Tom Paulek, et al 2002-4-7 24903 Riverside Perris-Aguanga Basin region, San Jacinto Wildlife Area, west side of Davis Rd., just north of the old San Jacinto River channel (levee), 2.25 mi. north of Lakeview 434 Comment
  SD239602  Lasthenia gracilis A. C. Sanders, T. B. Salvato 2011-4-1 38934 Riverside Peninsular Range: Lake Elsinore area, near Alberhill, Baker Street, SW side at dirt road crossing, c. 270 ft SE of intersection with Pierce Street (Lake Elsinore 7.5'Q) 384 Comment
  UC74035  Lasthenia gracilis M. F. Gilman 1904-1-1 18 Riverside Banning Comment
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Mar 13 2011
  UCR100043  Lasthenia gracilis Scott D. White 1994-4-23 2051 Riverside San Bernardino Mtns., Millard Canyon, c. 5 air miles north of Cabazon: U.S. Forest Service Road 2S05.1, c. 1-1.5 mi. south of Millard Canyon Guard Station and junction of roads 2S05.2 & 2S05.1A (= East Branch) 1037 Comment
  UCR121786  Lasthenia gracilis A. C. Sanders, Carolyn Washburn 2001-4-17 24045 Riverside San Jacinto Valley, west edge of Hemet, SW corner of Florida Ave. (Hwy 74) and Warren Rd. 457 Comment
  RSA406615  Lathyrus vestitus Anstruther Davidson 1920-05 s.n. Riverside Temescal Comment
  SD255728  Lathyrus vestitus Mitch Provance 2012-5-24 512 14 Riverside San Bernardino Mountains: Banning, foothills and alluvial fan near border with Beaumont, NE of the intersection of Highland Springs Avenue and Wilson St. (Beaumont 7.5'Q) 868 Comment
  RSA535474  Lathyrus vestitus subsp. laetiflorus Steve Boyd, T. S. Ross, Orlando Mistretta 1992-2-2 6648 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness of the Cleveland National Forest. Upper San Mateo Canyon between confluence of Tenaja Canyon and Los Alamos Canyon Comment
  SD137783  Lathyrus vestitus var. alefeldii Darin L. Banks 1995-4-5 144 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, north slope of Agua Tibia Mountain, east of the Dripping Springs Alcove, west of the Dripping Springs Trail 651 Comment
  POM361633  Layia glandulosa Christopher Davidson 1973-4-19 1990 Riverside Joshua tree Natl. Monument, various sites along the road, 1-10 miles s of Joshua tree 1220 Comment
  UC68881  Layia glandulosa H. M. Hall 1905-4-1 5771 Riverside Indian Well Colorado Desert, Indian Well Comment
  CAS-BOT-BC379628  Layia platyglossa L. R. Abrams 1935-4-7 13669 Riverside Gavilan Hills, 2 mi. SW of Perris Comment
  UC218250  Layia platyglossa P. A. Munz and I. M. Johnston 1922-5-20 5453 Riverside 2 mi below Kenworthy; San Jacinto Mts., Kenworthy 1402 Comment
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Mar 25 2011
  UC219258  Layia platyglossa Munz and Johnston 1922-5-19 5419 Riverside Hemet Valley San Jacinto Mountains, Hemet Valley 1402 Comment
  RSA522763  Layia platyglossa subsp. campestris Steve Boyd, L. Arnseth 1990-3-29 3870 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
  SD181796  Lemna Scott D. White 2001-6-29 8626 A Riverside Menifee Valley: Ca. 1.4 miles southwest of the I215/Newport Road Interchange, northwest of the intersection of Holland Road and Bradley Road. 438 Comment
  RSA570692  Lemna minor Steve Boyd, J. Travis Columbus 1993-10-23 8198 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Morrell Canyon along Morgan Trail (5W02). 878 Comment
  RSA0094889  Leonotis nepetifolia A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41433 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. 427 Comment
  CAS-BOT-BC154109  Lepidium fremontii N. Aitkenhead 1977-2-2 s.n. Riverside S-O line SW of radio tower top of Chuckwalla Mnts. Comment
  JOTR31099  Lepidium fremontii var. fremontii La Doux, Tasha, T. Herskovits, B. Truesdell, M. Wheeler 2010-5-6 2357 Riverside Joshua Tree National Park. Little San Bernardino Mountains, north end of Lost Horse Hills; Side canyon off main wash between Ryan Mtn and Lost Horse Hills, with steep rocky slopes (Stop 4) Comment
  SEINET3522865 Image available Lepidium lasiocarpum B. Pitzer 1998-1-24 3391 Riverside Sonoran (Colorado) Desert; 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
  SDSU14134  Lepidium latifolium Michael G. Simpson, Tax. Cal. Pls. (Biol. 531) class 2002-4-20 2258 Riverside Along north bank of Santa Margarita river, ca. 1/8 mile east of junction with Via Tornado Rd. (from Northside field station). 247 Comment
  UCR121801  Lepidium latipes A. C. Sanders, Carolyn Washburn 2001-4-17 24053 Riverside San Jacinto Valley, southwest edge of Hemet, north of Stetson Av. midway between Warren Rd. and California Av., east of canal 457 Comment
  SEINET3523568 Image available Lepidium nitidum A. R. Gillogly 1966-3-19 Riverside 19 miles east of Indio on Highway 60. Comment
  UCR225593  Lepidium nitidum A. C. Sanders, T. B. Salvato 2011-3-29 38885 Riverside Peninsular Range; Perris-Aguanga Basin Region, between Sun City and Perris, along powerline corridor between Byers St. at west end of McLaughlin Rd. and Wheat St. 447 Comment
  UCR241391  Lepidium nitidum T. B. Salvato, Mike Landers 2013-3-21 7380 Riverside Perris-Aguanga Basin, Murrieta, between Hwy 215 and State Route 79 (Winchester Rd), 0.23 mi east of the intersection of Keller Rd and Menifee Rd 470 Comment
  UCR92690  Lepidium pinnatifidum A. C. Sanders, K. D. Jones, D. Malueg 1996-4-20 18054 Riverside San Jacinto Valley, San Jacinto River between Nuevo and Lakeview, from 11th to 13th Streets, E side of the river channel 433 Comment
  CAS-BOT-BC60111  Lepidium virginicum var. menziesii A. C. Sanders; Mitch Provance; T. B. Salvato 2001-5-7 24158 Riverside Perris-Aguanga Basin region. South of Hemet, east end of Diamond Valley, along Gibbel Road. 549 Comment
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Oct 23 2018
  RSA524601  Lepidium virginicum var. robinsonii Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3916 Riverside Vail Lake area, summit of Big Oak Mtn, N. of lake. 793 Comment
  RSA773650  Lepidium virginicum var. virginicum Duncan S. Bell, Colleen Wheeler 2010-7-19 1633 Riverside San Bernardino National Forest: Garner Valley, approximately 2.8 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1383 Comment
  SEINET7883487 Image available Lepidospartum squamatum Lewis S. Rose 1958-1 38331 Riverside 3 mi. se. of Palm Springs Station Whitewater Wash 274 Comment
  CLARK-A1528-4711  Leptochloa filiformis John C. Roos 1958-9-28 Riverside Coachella Comment
  CLARK-A1528-4712  Leptochloa uninervia John C. Roos 1965-9-5 Riverside Blythe Comment
  UCR4084  Leptodactylon californicum subsp. leptotrichomum Carole Sims 1965-3-28 s.n. Riverside Santa Ana Mtns., Cleveland National Forest, San Juan Canyon along road between Lion and Bear Canyons 762 Comment
  JOTR16798  Leptodactylon pungens Wanrow, E. 1968-5-20 s.n. Riverside Joshua Tree National Park. EUREKA PEAK 1676 Comment
  RSA73047  Leptosiphon androsaceus F. W. Peirson 1922-4-28 4472 Riverside Leach Canyon, near Elsinore 534 Comment
  POM48716  Leptosiphon ciliatus I. M. Johnston 1924-7-29 8844 Riverside 6 miles SE of Poppet Flats, San Jacinto Mountains. 1524 Comment
  POM364672  Leptosiphon floribundus E. Crow 1929-4-21 341 Riverside Hills west of Lake elsinore Comment
  POM193461  Leptosiphon lemmonii F. W. Peirson 1929-5-4 8335 Riverside Summit of St John's grade 793 Comment
  UCR120540  Lessingia glandulifera var. glandulifera D. E. Bramlet 2000-8-30 3076 A Riverside Perris-Aguanga Basin region, Shipley Reserve, ephemeral drainage 213 m south of Auld Valley Creek and 915 m east of Bachelor Mtn. access road 451 Comment
  UCR177419  Lessingia glandulifera var. glandulifera Scott D. White 2003-10-9 9822 Riverside San Jacinto Mountains, Pine Cove area, Dutch Flat 1753 Comment
  RSA197277  Lewisia rediviva var. minor L. B. Ziegler 1965-5-18 s.n. Riverside 1.5 miles north of Kenworthy Ranger Station, Hemet Valley. Comment
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Mar 25 2011
  RSA191452  Leymus condensatus E. W. Lathrop, Robert F. Thorne 1967-9-26 6669 Riverside 5 miles NW of Murieta. Comment
  RSA544406  Leymus triticoides Steve Boyd, Timothy S. Ross 1991-6-14 6374 Riverside Warm Springs Creek at NE end of Hogbacks ridge from Alamos Rd. S to confluence w/ Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Spings. Comment
  RSA632469  Ligustrum Scott D. White 1998-6-17 6753 -A Riverside Along Gavilan Rd. or Santa Rosa Mine Rd., ca. 7 miles survey route from Gavilan/Cajalco Rd. jtn. south and east to Santa Rosa Mine/Post Rd. jtn. 488 Comment
  SEINET10839632  Lilium parryi John G. Lemmon 1879-1 Riverside Comment
  UC1873113  Limonium R. E. Riefner Jr. 2006-8-2 06 -356 Riverside Temescal Valley, W side of I-15 Freeway, ca. 1.1 mi N of Temescal Canyon Road 289 Comment
  RSA652821  Linanthus aureus Colleen Callan 1992-4-25 5 Riverside Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1250 Comment
  UC604858  Linanthus aureus subsp. aureus Roxana S. Ferris and Ruth P. Rossbach 1938-5-15 9528 Riverside 2 mi from Cottonwood Springs; Cottonwood Mts. Comment
  RSA192031  Linanthus californicus E. W. Lathrop 1966-3-2 6049 Riverside 12 miles NW of Murrieta, Skyline Drive Road at junction of Wildomar and Los Alamos truck trails 878 Comment
  UC219592  Linanthus ciliatus P. A. Munz 1922-6-23 5765 Riverside Keen Camp San Jacinto Mts. 1524 Comment
  UCR35063  Linanthus ciliatus L. B. Ziegler 1967-7-13 188 Riverside San Jacinto Mtns, Hemet (Garner) Valley. Near Herkey Creek Canyon. 1585 Comment
  RSA646295  Linanthus lemmonii Orlando Mistretta, Mark Elvin 1995-6-19 1776 Riverside Highway 74. 1418 Comment
  UC880261  Linanthus liniflorus I. W. Clokey and E. G. Anderson 1935-8-21 6828 Riverside e of Keen Camp P.O. 1370 Comment
  PASA685  Linum lewisii Sally Ellis 1939-6-22 Riverside Halona, Idyllwild Comment
  UCR155825  Linum usitatissimum John F. Green 2005-5-4 s.n. Riverside Perris-Aguanga Region, SE corner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base 534 Comment
  CAS-BOT-BC434237  Lithophragma Tracy Tennant; Mitch Provance 1998-6-16 MOR- 414 Riverside San Bernardino Mtns. Foothills: Morongo Indian Reservation, upper Millard Canyon, north of Cabazon. 1098 Comment
  RSA468204  Lithophragma Gale Sphon 1955-5-21 s.n. Riverside 2 miles west of Mountain Center. Comment
  RSA339649  Loeseliastrum matthewsii R. F. Thorne, C. W. Tilforth 1980-5-28 54234 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  RSA0081253  Loeseliastrum matthewsii Gary D. Wallace 1982-5-15 2005 Riverside Palms to Pines Highway (74), San Bernardino National Forest. 1 mi. E of Pinyon Pines Camp. Comment
  UC572630  Loeseliastrum schottii H. S. Yates 1937-3-23 6398 Riverside 2 mi. n. Palm Springs; San Jacinto Quad. 213 Comment
  RSA0119998  Logfia arizonica Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-24 9089 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5.75 air miles southeast of the summit of Martinez Mountain. 550 Comment
  SD258330  Logfia depressa J. M. Andre, Glenn Clifton, Ron Kelley 2013-3-21 24388 Riverside Grommet; West Riverside Mountains; at base NW corner of corner range where sand ramps run up against granitic bouldery slopes, about 10 mi SW of Vidal Jct, 3 mi south of Grommet RR xing at Hwy 62 363 Comment
  UCR91674  Logfia filaginoides Steve Boyd 1995-4-5 8423 Riverside Agua Tibia Mountains, Palomar Range, Agua Tibia Wilderness Area; northern flank of Agua Tibia Mtn. at the E edge of Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary 610 Comment
  UCR154545  Lolium perenne Jason L. Hlebakos 2005-5-13 674 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, large vernal pool on Mesa de Colorado, c. 4 mi SE of Squaw Mtn 634 Comment
  UCR54311  Lolium perenne Frank C. Vasek 1956-6-12 s.n. Riverside Riverside: Hwy 60, 1.05 mi east of Chicago Ave. on the University of California, Riverside campus Comment
  SEINET251684 Image available Lolium rigidum Walter Graves 2002-5-15 502 -13 Riverside Riverside : grown at U.C. R. in Agricultural Operations Fields (Riverside East 7.5' Q.) 305 Comment
  UCR4539  Lomatium lucidum John Dean 1965-5-26 s.n. Riverside Peninsular Range, Vail Ranch, l mi SE of Santa Margarita River on Calif. Hwy 71 306 Comment
  UCR34986  Lomatium mohavense L. B. Ziegler 1969-5-30 368 Riverside San Jacinto Mtns, Hemet Valley 1387 Comment
  POM9654  Lomatium vaginatum I. M. Johnston 1920-5-8 s.n. Riverside Jurupa Mountains, extreme west end. Comment
  CAS-BOT-BC234807  Lonicera subspicata Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Idyllwild Comment
  UCR89901  Lonicera subspicata A. C. Sanders 1995-11-26 17910 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga and Anza, south of Hwy 371 1311 Comment
  POM17410  Lonicera subspicata var. denudata M. L. Kendall 1922-5-2 s.n. Riverside Santa Ana Canyon. Comment
  UCR91448  Lotus argophyllus var. argophyllus Scott D. White 1995-3-30 2655 Riverside San Jacinto Valley, Moreno Valley; hills c. 0.7 air mi directly south of 60 Fwy and west of bend in Moreno Beach Drive. Topo Q. shows 'Moreno' BM 2067 at top of hill. 579 Comment
  RSA523533  Lotus hamatus Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 3992 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  RSA544375  Lotus hamatus Steve Boyd, T. S. Ross 1991-6-14 6390 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
  UC1929706  Lotus hamatus Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10499 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
  UCR127357  Lotus hamatus A. C. Sanders, D. Malueg 2003-5-8 26568 Riverside Perris-Aguanga Basin region, Los Alamos Road at Warm Springs Creek crossing west of Hwy 79, northeast of the Hogbacks, north of Los Alamos Rd. and east of the creek 396 Comment
  UCR48400  Lotus hamatus Steve Boyd 1986-5-7 1843 Riverside Peninsular Range, Temescal Canyon, terrace escarpment between Horsethief Wash and Indian Truck Trail, south of Hwy I-15 366 Comment
  HSC85462  Lotus humistratus Steve Boyd 1986-4-2 1586 Riverside Harford Springs County Park, NW corner of the Gavilan plateau 612 Comment
  POM12088  Lotus nevadensis var. nevadensis Mary F. Spencer 1921-6-2 89 Riverside Idyllwild, San Jacinto Mt. 1615 Comment
  POM13627  Lotus nevadensis var. nevadensis E. C. Jaeger 1921-7-1 1047 Riverside Idyllwild, San Jacinto Mountains. Comment
  POM122396  Lotus oblongifolius Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  RSA19717  Lotus oblongifolius I. W. Clokey, E. G. Anderson 1935-8-21 6721 Riverside Hemet lake 1300 Comment
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Oct 24 2011
  UCR93066  Lotus purshianus A. C. Sanders, S. Ogg 1994-7-28 15193 Riverside San Bernardino Valley, Colton & Riverside: Santa Ana River from the Riverside Ave. (N. Main St.) bridge downstream almost to Market St. crossing, both sides of San Bernardino Co. line, but mostly RIV 246 Comment
  RSA543976  Lotus salsuginosus Steve Boyd 1991-5-10 6208 Riverside Santa Ana Mountains, base of range, just N of mouth of Hagador Cyn at bottom of Skyline Drive. 427 Comment
  RSA659785  Lotus salsuginosus J. C. Roos, L. Roos 1952-5-19 5694 Riverside On hills north of Moreno. Comment
  RSA406910  Lotus scoparius N. C. Cooper 1948-5-13 2843 Riverside Morongo Pass. 854 Comment
  UCR250864  Lotus scoparius subsp. scoparius Dick Newell, Judy Booth 2014-1-12 349 Riverside Peninsular Range; Santa Ana Mtns., South Main Divide Road, Cleveland National Forest, 100 yards west of Decker Caanyon Rd. 874 Comment
  JOTR31044  Lotus scoparius var. brevialatus La Doux, Tasha, Maria Harding, Mark Wheeler 2010-5-20 2027 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lower Covington Flats; STOP 1: drainage heading toward Smithwater Canyon, rocky canyon with narrow sandy bottom Comment
  RSA28071  Lotus scoparius var. brevialatus I. L. Wiggins 1941-3-27 9699 Riverside 4 mi. north of Whitewater. Comment
  RSA775494  Lotus scoparius var. brevialatus Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4412 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
  SEINET244846 Image available Lotus scoparius var. brevialatus A. C. Sanders, L. A. Stoddart 2002-4-9 24931 Riverside The Badlands; Hills and canyons west of Laborde Canyon, 1 mi NE of Eden Hot Springs, SW of Beaumont Comment
  UCR200325  Lotus scoparius var. brevialatus Steve Boyd 2007-4-20 11725 Riverside Peninsular Ranges: Perris-Aguanga Basin, southeastern end of the Gavilan Hills, north of Warm Springs Valley at upper end of 'Walsh Canyon,' c. 0.5 mi from junction with Lindel (aka Stovepipe) Road, on southwest facing slope just above old Melia adzedarach and across from driveway leading to 26875 Walsh Road 549 Comment
  RSA495418  Lotus strigosus Steve Boyd, T. S. Ross, L. Arnseth 1989-3-12 2938 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  RSA586301  Lotus strigosus D. L. Banks, S. D. Boyd 1995-5-3 0212 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  UC56584  Lotus strigosus H. M. Hall May 1901 1907 Riverside Coyote Canyon San Jacinto Mountains, Santa Rosa Mountain 1524 Comment
  UC667365  Lotus strigosus Annie M. Alexander and Louise Kellogg 1941-5-15 2186 a Riverside n slope Eagle Mountains; Colorado Desert 914 Comment
  UCR180388  Lotus strigosus Scott D. White, Andrea Warniment (Edwards) 2006-3-22 11272 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, a few mi east of Indio, at proposed I-10 Freeway / McNaughton Parkway interchange, north of the I-10 Freeway 152 Comment
  UCR214886  Lotus strigosus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37674 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on N side of I-15, near Temescal Canyon Rd. undercrossing and N of Concordia Ranch Rd. 402 Comment
  UCR256766  Lotus strigosus T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7882 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
  RSA633870  Lotus strigosus var. hirtellus R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38112 Riverside San Bernardino National Forest, San Jacinto Mountains: Above James Reserve in Hall Canyon. 1677 Comment
  JOTR32830  Lupinus andersonii La Doux, Tasha, E. Babich, M. Brown 2008-9-30 1553 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Valley, near Lost Horse Ranger Station; active wash near base of granitic outcrops 1250 Comment
  JEPS48834  Lupinus arizonicus Marjorie D. Clary 1932-3-27 951 Riverside Indio Hills Colorado Desert, Indio Hills Comment
  POM349949  Lupinus arizonicus Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  RSA0121048  Lupinus arizonicus Duncan S. Bell, LeRoy Gross 2016-3-29 9119 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5 air miles southeast of the summit of Martinez Mountain. 686 Comment
  RSA444313  Lupinus arizonicus Walter Wisura 1988-3-1 4183 Riverside Frontage Road, off I-10, near pumping station in Pinkham Wash area. Comment
  UCR90333  Lupinus arizonicus Ed LaRue 1993-4-29 s.n. Riverside Sonoran (Colorado) Desert, Blythe landfill, along Blythe-Midland Road, 3 mi. south of the Big Maria Mtns, 6 mi. west of Colorado River 137 Comment
  SEINET10488547  Lupinus arizonicus David B. Dunn, Dhogo; Schroeder, (UMO); Bruskin; A. Folsom 1948-3-13 Dunn 3712 Riverside In a wash. Indio hills, colorado desert Comment
  CLARK-A1528-2818  Lupinus bicolor John C. Roos 1966-3-22 Riverside Edgemont Comment
  RSA787061  Lupinus bicolor Robert F. Thorne 1973-5-23 43856 Riverside Santa Rosa Plateau- Mesa De Colorado, grasslands near vernal marsh 610 Comment
  UC15933  Lupinus bicolor H. M. Hall June 1901 2026 Riverside s side San Jacinto Mountains (San Jacinto Mountains); s side San Jacinto Mountains 1341 Comment
  UC1930015  Lupinus bicolor Scott D. White, Justin Wood 2008-5-15 11999 Riverside San Jacinto Mountains: Johnson Meadow. Comment
  UCR108398  Lupinus bicolor subsp. marginatus D. L. Banks, V. W. Steinmann 1997-3-13 1460 Riverside NW Palomar Mtns, Agua Tibia Mtns, Vail Lake area, N and just south of Hwy 79; hills (burned in the Vail fire of May 1996) east of the Dripping Springs alcove and west of Vail Lake Marina Rd 549 Comment
  RSA33560  Lupinus bicolor subsp. microphyllus N. C. Cooper 1944-3-24 1008 Riverside Banning. 701 Comment
  RSA413470  Lupinus concinnus Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  RSA771626  Lupinus concinnus Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4996 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 732 Comment
  UCR33822  Lupinus concinnus Robert McKernan 1980-4-10 s.n. Riverside San Bernardino Mtns., Banning Canyon, 6.2 mi. north of San Gorgonio Road, on the dirt road through the canyon 1372 Comment
  POM307239  Lupinus concinnus subsp. optatus Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2109 Riverside Santa Rosa Mountains. Comment
  POM12634  Lupinus densiflorus var. lacteus Philip A. Munz 1922-4-28 5030 Riverside 5 miles north of Glen Ivy Comment
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Apr 3 2011
  SEINET2062854 Image available Lupinus excubitus Howard S. Gentry 1954-7-27 14258 Riverside Dripping Springs along route 79 Comment
  UCR174923  Lupinus excubitus Holly Summers, Jennifer H. Jones and Thi (Teresa) Bui 2006-5-31 s.n. Riverside Peninsular Range, San Jacinto Mtns., Calif. Hwy 243 at turnout around Soboba Penny Pines Plantation (c. 0.25 mi. above Bay Tree Spring) 1601 Comment
  CAS-BOT-BC216690  Lupinus excubitus subsp. hallii Ynez Whilton Winblad 1937-4-3 s.n. Riverside Between Beaumont and Riverside Comment
  JOTR34274  Lupinus excubitus var. austromontanus La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 3289 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Sandy, narrow canyon at base of Quail Mountain with bouldery/rocky slopes; North end of Juniper Flats (Stop 3) Comment
  UCD107674  Lupinus excubitus var. austromontanus C. V. Meyer 1927-6-1 166 Riverside San Jacinto Mountains. 1737 Comment
  UC1542859  Lupinus formosus M. L. Conrad, Dunn, and LeDoux 1973-6-15 7139 Riverside 5.9 miles southeast of Junction of Idlewild Road and Highway 74 on 74. 1341 Comment
  SEINET10543984  Lupinus formosus David B. Dunn, Douglas G. LeDoux; Patricia L. Kenney 1973-6-15 Dunn 20760 Riverside Coll along the sandy roadside. Sparse yellow pines. 4 Mi nw of jct of hwy 74 and 71 on 74. 1402 Comment
  SEINET11160153  Lupinus formosus Unknown 1973-6-15 20769 Riverside Riverside County Comment
  RSA413643  Lupinus formosus var. formosus N. C. Cooper 1945-5-5 2225 Riverside San Gorgonio Mountains above Banning. 915 Comment
  SD187407  Lupinus hirsutissimus Scott D. White, Angelia Carey 2004-4-16 10194 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes 548 Comment
  LA205141  Lupinus latifolius var. parishii Carl Epling; William Robison 1935-6-30 sn Riverside north fork San Jacinto River Comment
  UCR102897  Lupinus microcarpus var. densiflorus A. C. Sanders 1997-4-3 20177 Riverside Lake Skinner area, N edge of large clay patch adjacent to the E side of the Skinner entrance road, c. 1-2 km NE of Borel Road. 473 Comment
  POM122476  Lupinus shockleyi Marcus E. Jones 1926-2-15 s.n. Riverside Near Indio. Comment
  RSA413489  Lupinus shockleyi Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-29 7810 Riverside West of Indio, 3 miles E of Date Palm Dr. 15 Comment
  OBI42678  Lupinus sparsiflorus B. Pitzer & K. Kirtland, K. Kirtland 1986-5-20 224 Riverside Butterfield State Ranch development, in the hills on the N side of Pauba Valley, in the Rancho Calif Area, 1mi S of Buck Mesa on the E side of Butterfield State Rd T7S, R2W, sec 36 457 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
  RSA775449  Lupinus sparsiflorus Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4409 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
  UCR270578  Lupinus sparsiflorus John F. Emmel 1998-4-11 1540 Riverside Peninsular Range, NW of Wilson Valley, c. 1.5 air miles SE of intersection of Sage Road and Wilson Valley Road 732 Comment
  SEINET12154199  Lupinus sparsiflorus J. F. Bright, Wyman, C. 1933-1 8079 Riverside nr Radio Comment
  RSA263648  Lupinus sparsiflorus subsp. sparsiflorus E. W. Lathrop 1973-5-28 7503 Riverside Main Divide Truck Trail beween El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  UC1077075  Lycium Herbert L. Mason 1928-3-10 4215 Riverside Hidden Springs Canyon Coachella Mts. Comment
  RSA443394  Lycium andersonii J. C. Roos 1966-2-12 s.n. Riverside 2 mi. E of Desert Center. In wash with Olneya tesota. Comment
  UCSB23131  Lycium andersonii McMinn, Howard 1937-3-5 Riverside About 4 miles north of highway from Mecca to Desert Center in Cottonwood Mts Comment
  UCR121335  Machaeranthera asteroides A. C. Sanders, Mark Elvin, Vipul Joshi 2002-4-26 25036 Riverside The Badlands, west fork of Laborde Canyon near old rocket test facility 622 Comment
  SEINET2053351 Image available Machaeranthera canescens var. incana Don Domenigoni 1985-9-20 Riverside Hemet, 950 N State Street. Comment
  UC33263  Madia elegans H. M. Hall 1901-6 + 2662 Riverside vicinity Strawberry Valley; San Jacinto Mountains, vicinity of Strawberry Valley 1584 Comment
  RSA500088  Mahonia nevinii Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-2 3224 Riverside Vail Lake area: Between Kolb Creek and Temecula Creek, forming peninsula at SW end of lake. Comment
  UCR37477  Malacothamnus densiflorus Steve Boyd 1981-2-9 s.n. Riverside Gavilan Hills, Steele Valley, south of groves and communication site 640 Comment
  UCR98702  Malacothamnus densiflorus S. J. Myers 1995-6-9 s.n. Riverside Peninsular Range, Lake Elsinore, 0.5 mi south of intersection of Grand Ave. and Ortega Hwy (State Hwy 74) 457 Comment
  CLARK-A1528-617  Malacothamnus fasciculatus Stanley W. Austin 1969-5-8 28 Riverside Riverside 365 Comment
  OBI5742  Malacothamnus fasciculatus subsp. fasciculatus Charlotte M. Wilder June1904 35 Riverside Wilder's Canon Jurupa hills Comment
  CLARK-A1528-2007  Malacothrix clevelandii John C. Roos 1954-5-15 6119 Riverside Reche Canyon 731 Comment
  UCR104960  Malacothrix clevelandii A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20629 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  UCR19711  Malacothrix clevelandii John C. Roos, L. Roos 1954-5-15 6119 Riverside summit of Reche Canyon 732 Comment
  RSA510054  Malacothrix glabrata B. Pitzer 1988-3-10 654 Riverside Chuckwalla Mountains. W side of mountains, on gas line road ca. 1.5 mi north of intersection with Red Cloud Mine Road (& wash); ca. 2 miles (airline) S of Highway I-10. (Red Cloud Road. 10 km cell; PH-2N, 3E) 488 Comment
  UCR272432  Malacothrix glabrata Cheryl Sevilla, Sarah J. De Groot 2015-3-16 022 Riverside San Bernardino Mountains, San Gorgonio Wilderness Area, just west of Mission Creek, 0.8 mile northwest of the Stone House 811 Comment
  RSA617696  Malva parviflora Scott D. White 1996-12-26 4643 Riverside Perris area 427 Comment
  SEINET7048046  Malva parviflora Steven R. Hill 2001-4-29 33519 Riverside South side of Route I-10 right-of-way, 0.2 mile west of Desert Lawn Road exit, Calimesa. At small drainage culvert, San Timoteo Wash. Elevation about 2314 feet. Comment
  SEINET10447298  Mammillaria tetrancistra A. Evans 1976-4-13 Evans 5174 Riverside Rocky slopes of santa rosa mtns. Comment
  CSUSB590  Marah macrocarpa Kheng Try Seng 1966-4-13 Riverside Santa Ana Mountains Northeast slope of Santa Ana Mountain. End of Main Street, 4 miles from downtown Corona. 457 Comment
  SD224933  Marah macrocarpa Scott D. White 1996-3-16 3830 Riverside Lakeview Mts, N of Winchester, at Maze Stone Picnic Area. Se- facing slope. USGS 7.5' Winchester topo. 609 Comment
  UCR133354  Marah macrocarpa Tracy Tennant, J. S. Ross 1998-5-7 MOR- 119 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Wood Canyon (polygon W8), c. 0.6miles NNW of Cabazon. 1280 Comment
  CAS-BOT-BC218947  Marina parryi Lilly H. Kruse 1954-1-18 s.n. Riverside Painted Canyon near Mecca Comment
  POM147636  Marina parryi F. M. Reed 1927-3-20 5427 Riverside Salt Creek Wash. Comment
  UC195034  Marina parryi Joseph Grinnell Riverside Colorado River Riverside Mt. Comment
  UCR185117  Marina parryi LeRoy Gross 2005-3-3 1601 Riverside Northeastern Colorado Desert, Palen Mountains, S side. Near end of old prospect road 244 Comment
  UCR22154  Matelea parvifolia J. Zabriskie 1976-6-2 850 Riverside Peninsular Range, Santa Rosa Mtns, along Cactus Springs Trail near Horsethief Creek 1009 Comment
  RSA735854  Matricaria globifera Scott D. White, Justin M. Wood 2008-4-15 11877 Riverside Perris Valley: Interstate 215, between Nuevo Rd and Scott Rd. 427 Comment
  UCR3212  Matricaria matricarioides V. L. McFarland 1964-3-27 s.n. Riverside Upper Santa Ana River/San Bernardino Valley Region, Riverside, UCR campus, sandy lot between Utah and Avocado Aves., 3400 block of Utah immediately west of area 305 Comment
  RSA714659  Matricaria occidentalis A. C. Sanders, Guy Bruyea 2004-4-2 27420 Riverside San Jacinto Valley: Tres Cerritos, ca. 3 miles WNW of Hemet, east of the Lakeview Mtn., mouth of canyon on south side, just north of Rose Rd. 463 Comment
  RSA651342  Matthiola incana John Edwin Burns 1948-2-25 s.n. Riverside Riverside. 304 Comment
  CLARK-A1528-4722  Melica californica John C. Roos 1950-4-22 4754 Riverside Box Springs Mountains 792 Comment
  CAS-BOT-BC271706  Melica frutescens Marcus E. Jones 1882-4-25 3554 Riverside San Jacinto Comment
  UCSB45566  Melica frutescens Roos, John 1948-5-1 Riverside Whitewater 518 Comment
  CLARK-A1528-73  Melica imperfecta Fred B. Essig 1964-2-24 Riverside La Sierra Comment
  SEINET949795 Image available Melica imperfecta Mitch Provance 2003-1 9906 Riverside Santa Ana River Valley: Northern extreme of the La Sierra Hills, on the N-facing slopes and ridges just S of Crestlawn Memorial Cemetery 274 Comment
  UCR98258  Melica imperfecta Scott D. White 1997-2-28 4703 Riverside Peninsular Range, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy 457 Comment
  UCR165287  Melilotus albus John F. Green 2005-2-3 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
  CDA4200  Melilotus indicus Bob Rose 1964-3-11 Riverside IKI Farms, Mecca Heights, ca. 2 miles north of the Salton Sea, Coachella Valley. 0 Comment
  UCR18812  Mentha spicata John C. Roos 1952-8-6 5881 Riverside San Bernardino Valley, Riverside, W end of Fairmont Park 259 Comment
  RSA709854  Mentzelia Sarah J. De Groot, Leland Lubinsky, Naomi S. Fraga, Lisa Rojas 2005-2-10 4637 Riverside Along Palen Pass Road, sandy area near Palen/McCoy Wilderness boundary. Bajada of mountains, just north of Palen Lake (dry). 170 Comment
  RSA0060678  Mentzelia affinis Dave Silverman, Onkar Singh 2010-3-25 7846 Riverside Palo Verde Mesa, 220 m east of Black Creek Rd, 6.6 km west of McCoy Wash, and 8.2 km north of I-10. 160 Comment
  UC872424  Mentzelia albicaulis Ira L. Wiggins 1937-3-9 8761 Riverside 5 m w Shaver's Well Comment
  RSA282775  Mentzelia congesta C. W. Tilforth, B. Busenberg 1980-10-6 1994 Riverside Ca. 1/2 mi. north of Thomas Mtn. Campground, along Thomas Mtn. Rd., south of Lake Hemet, west of Highway 74. Comment
  UCR20472  Mentzelia jonesii Carl Epling, Harlan Lewis 1941-5-2 s.n. Riverside Sonoran (Colorado) Desert, 1.3 mi east of Cottonwood Spring 1037 Comment
  SEINET5324803  Mentzelia longiloba var. longiloba H. M. Hall 1905-4-1 5925 Riverside Colorado Desert, McCoy wash. 91 Comment
  UC64490  Mentzelia montana H. M. Hall 1901-6-1 2225 Riverside San Jacinto Mountains, Onstatt's Valley 1584 Comment
  RSA395915  Mentzelia veatchiana Steve Boyd 1986-4-20 1722 Riverside Gavalin Hills-Gavalin Hills: Harford Springs Co. Park. Comment
  UCR102878A  Microseris douglasii subsp. douglasii A. C. Sanders 1997-3-26 20131 A Riverside Lake Skinner area, large clay patch adjacent to the Skinner entrance road, c. 1 km NE of Borel Rd. 473 Comment
  UCR48490  Microseris douglasii subsp. platycarpha Steve Boyd 1986-3-9 1387 Riverside Peninsular Range, Temescal Canyon: Alberhill Mtn., south slope of mtn., just east of claymine area 488 Comment
  RSA524438  Microseris heterocarpa Steve Boyd, Timothy S. Ross, Laurel Arnseth, Jaime Bonilla 1990-4-3 4054 Riverside Vail Lake area, summit of Big Oak Mountain at E end 793 Comment
  UCR97278B  Microseris heterocarpa Scott D. White 1993-3-12 1171 B Riverside Near Winchester 466 Comment
  UCR18670  Microseris lindleyi John C. Roos 1950-4-5 4721 Riverside Peninsular Range, Box Springs Mtns., north side of Pigeon Pass 427 Comment
  UCR20707  Microseris lindleyi A. C. Sanders, Steve Boyd 1980-5-2 1434 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR97278A  Microseris lindleyi Scott D. White 1993-3-12 1171 A Riverside Near Winchester 466 Comment
  SEINET8732073 Image available Mimetanthe pilosa Peter Kamb 1950-1 1932 Riverside Hall Canyon; San Jacinto Mts. 1646 Comment
  UCR137478  Mimulus aurantiacus D. L. Banks 1997-3-16 1532 Riverside NW Palomar Mountains, Agua Tibia Mountains, N face of Dorland Mountain, the Dorland Mountain Arts Colony along the circular drive that runs around the north side of the compound 567 Comment
  HSC85259  Mimulus aurantiacus var. pubescens Steve Boyd 1986-4-22 1749 Riverside Stable alluvial benches of Indian Wash just S of Interstate Hwy 15 Comment
  RSA38709  Mimulus aurantiacus var. pubescens Percy C. Everett 1945-6-7 11500 Riverside Indian Canyon, along Indian Canyon Truck Trail. 640 Comment
  RSA4390  Mimulus aurantiacus var. puniceus Dorothy R. Wolf 1932-3-20 36 Riverside Richman Ranch 2.5 mi N of De Luz. SW. 457 Comment
  UC917890  Mimulus aurantiacus var. puniceus Frank W. Gould 1944-4-5 2226 Riverside 17 mi e Temecula Comment
  UCR135845  Mimulus aurantiacus var. puniceus A. C. Sanders 2004-4-20 27534 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
  POM42984  Mimulus bigelovii var. bigelovii Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA586120  Mimulus brevipes D. L. Banks, S. D. Boyd 1995-4-5 160 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove, E of the Dripping Springs Trail., In the N flowing drainage that empties into Arroyo Seco. 549 Comment
  RSA701500  Mimulus brevipes M. Wall, Susan Jett, Perez, Garcia 1994-6-1 53 Riverside S of Hemet 1.75 mi W of Benjie Lane off Hwy R-3. Comment
  UCR108856  Mimulus brevipes Heidi A. Haid 1968-5-4 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  PASA106  Mimulus cardinalis Sally Ellis 1939-6-26 Riverside Halona Comment
  NY90708  Mimulus diffusus W. L. Jepson 1961-5-29 1959 Riverside Palomar Comment
  LA38933  Mimulus guttatus Frank W. Peirson; 1922-4-8 4720 Riverside Murray Canyon, Palm Springs. In lower part of canyon Comment
  UCR123837  Mimulus guttatus Steven R. Hill 2001-4-29 33528 Riverside Western Colorado Desert/ San Bernardino Mtns., E side of Whitewater Canyon along Whitewater River, east of Whitewater Canyon Road, about 2 mi north of Route I-10 549 Comment
  UCR232018  Mimulus guttatus John F. Green 2008-4-21 02- 01 Riverside Peninsular Range, south edge of Perris, drainage way between housing tracts, west of Goetz Rd. and east of Alabaster Loop 450 Comment
  LA99204  Mimulus guttatus subsp. guttatus E. R. Hobbs; 1978-7-17 78 -120 Riverside Avery Canyon, Between Santa Rosa Hills and Pollly Butte, N side of Gibbel Road, S of Hemet Comment
  CSUSB912  Mimulus longiflorus Steve Kulju 1974-4-27 Riverside Box Springs Mountains Box Springs Mountains; dirt road to the radio tower, 4 miles from Pigeon Pass Road. 761 Comment
  RSA296130  Mimulus pilosus Barry A. Prigge 1980-8-5 3849 Riverside Whitewater Canyon; 0.5 mile N of trout farm. 701 Comment
  UCR207639  Mimulus pilosus O. F. Clarke 2005-6-19 s.n. Riverside Peninsular Range; Gavilan Hills, Harford Springs County Park, off Idaleona Rd. 686 Comment
  RSA788865  Mimulus suksdorfii Gary D. Wallace 2003-7-8 4037 Riverside Hidden Lake. Comment
  UCR35200  Mirabilis albida L. B. Ziegler 1967-8-25 217 Riverside San Jacinto Mtns, Hemet [Garner] Valley; Thomas Mt. Subdivision 1402 Comment
  SEINET3225532 Image available Mirabilis laevis A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37468 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 204 Comment
  UC75793  Mirabilis laevis var. crassifolia Miss M. A. King 1893-1 Riverside Menifee Comment
  UC1595570  Mirabilis tenuiloba W. Wisura, A. King, and L. Newcomb 1992-4-10 4663 Riverside Mission Creek Ranch w of Hwy 62 below Morongo Valley Comment
  JEPS26448  Mohavea confertiflora Peter H. Raven 1958-1-23 11432 Riverside Fargo Canyon Comment
  RSA697846  Monardella australis J. R. Bruff 1934-7-5 s.n. Riverside [Unspecified] 2134 Comment
  LA96074  Monardella nana Elizabeth McClintock; 1940-6-30 22 Riverside Dark Canyon Camp, on the Banning-Idyllwild Road Comment
  UC1499900  Monardella nana Elizabeth McClintock 1941-6-8 60 Riverside Road to Santa Rosa Mt. 1 1/2 miles above Pines to Palms Highway Comment
  RSA750410  Monardella nana subsp. arida Elizabeth McClintock 1941-6-8 61 Riverside Road to Santa Rosa Mt. 2.5 miles above Pines to Palms Highway. Comment
  SEINET2442171  Monardella nana subsp. arida Unknownnown 1941-6-29 80 Riverside Road up Santa Rosa Mt. 51/2 miles beyond canyon where stream crosses road. Comment
  SEINET4151978 Image available Monardella nana subsp. arida Elizabeth McClintock, Harlan Lewis 1941-6-29 80 Riverside Peninsular Range; Santa Rosa Mtns.; road up Santa Rosa Mountain, 5.5 miles beyond canyon where stream crosses road 2317 Comment
  RSA750313  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-21 128 Riverside San Jacinto Mts. Trail to Hidden Lake. A short distance from the top of the ledge just below the turn off to Hidden Lake. Comment
  SEINET10895197  Monardella nana subsp. tenuiflora A. Graff 1993-6-23 Graff 39 Riverside San Bernadino National Forest, San Jacinto Mtns. From Hwy. 243, take Black Mtn. Rd. (USNFS Rd. 4S01) to junction with USNFS Rd. 4S02 and go 0.1 mile down 4S02. Monardella nana is on the right roadside. T4S,R2E,S23. Dry, gravelly, shaded, gentle slope. Locally sparse, with Pinus ponderosa, Arctostaphylos pringlei, Lotus scoparius, Bromus orcuttianus, Elymus elymoides, Elymus glaucus. Need USNFS permission to collect. Comment
  CAS-BOT-BC220381  Monardella pringlei Ethel H. Campbell 1921-5-1 s.n. Riverside Between Riverside and Ontario 300 Comment
  POM13781  Monolepis nuttalliana P. A. Munz, I. M. Johnston 1922-5-5 5152 Riverside Mystic Lake, near Moreno. 427 Comment
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Mar 20 2011
  UC72711  Monolepis nuttalliana Miss M. A. King 1893-1 Riverside Menifee Comment
  CAS-BOT-BC349798  Monoptilon bellioides John Thomas Howell 1928-3-11 3419 Riverside Morongo Canon [Canyon], n. Colorado Desert 609 Comment
  CAS-BOT-BC349800  Monoptilon bellioides Cecil Hart 1926-3-9 s.n. Riverside Between Whitewater & Indio Comment
  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
  POM363592  Monoptilon bellioides Martha Hilend 1928-3-11 97 Riverside Morongo Pass, Colorado Desert region. Comment
  UCR147839  Monoptilon bellioides Steve Boyd, Et al. 2004-5-14 11285 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy Chocolate Mountains Aerial Gunnery Range 570 Comment
  UCR30048  Monoptilon bellioides A. C. Sanders 1983-4-24 3799 Riverside Sonoran (Colorado) Desert, alluvial fan at the NW end of Orocopia Mountains along Hwy 195, c. 3 miles NE of Shavers Well and 2.7 miles NE of the point where the road enters Box Canyon 367 Comment
  POM12714  Montia chamissoi P. A. Munz 1922-7-6 5994 Riverside Tahquitz Valley, San Jacinto Mountains. 2195 Comment
  UCR201634  Montia fontana Scott D. White, Justin M. Wood 2008-6-18 12230 Riverside San Jacinto Mountains, K Flat Meadow 1445 Comment
  UCR201700  Montia fontana Scott D. White, Justin M. Wood 2008-6-19 12270 Riverside San Jacinto Mountains, meadows at Baldy Mountain 1677 Comment
  UCR164291  Muhlenbergia asperifolia S. J. Myers 2001-7-16 s.n. Riverside San Jacinto Mtns, Bautista Canyon 878 Comment
  POM12146  Muhlenbergia microsperma Mary F. Spencer 1921-5-28 1695 Riverside Saboba Hot Springs Comment
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Apr 1 2013
  POM8787  Muhlenbergia microsperma P. A. Munz 1920-4-11 3810 Riverside Santa Ana River Canyon. 304 Comment
  UCR174253  Muhlenbergia microsperma A. C. Sanders, T. B. Salvato 2006-6-2 33070 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  UCR18068  Muhlenbergia microsperma Hap Ritter, Paul Mack 1976-10-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Valley Dunes. south of I-10 between Wiley Well Road and Graham Pass Road 152 Comment
  UCR2587  Muhlenbergia microsperma Mrs. Barton 1908-1 s.n. Riverside Rubidoux Mtn, Riverside Comment
  CLARK-A1528-14  Muilla maritima C. M. Flanagan 1973-5-20 OO 506 Riverside Morongo Indian Reservation 1188 Comment
  RSA527845  Muilla maritima Scott D. White 1991-5-13 91 -118 Riverside Hwy 79, immediately W of U.S. Forest Service Campground at Dripping Springs. 549 Comment
  SBBG35235  Muilla maritima T. L. Secrest 1951-5-18 Riverside San Jacinto River bed near Hemet Comment
  CAS-BOT-BC83346  Myosurus minimus Frank W. Peirson 1922-4-29 2945 Riverside South of Lake Elsinore. 374 Comment
  CAS-BOT-BC83350  Myosurus minimus Robert F. Thorne 1973-5-23 43866 Riverside Santa Rosa Plateau-Mesa de Colorado. 609 Comment
  SD261013  Myosurus minimus subsp. apus John F. Green 2008-7-9 Riverside Peninsular Range: Menifee Valley, east of Briggs Rd and north of Holland Rd (Romoland 7.5'Q) 438 Comment
  UCR77754  Myosurus minimus subsp. apus Steve Boyd, D. E. Bramlet 1991-3-13 6227 Riverside Winchester Valley between Winchester & Hemet along upper Salt Creek drainage. Pasture north of Santa Fe RR tracks, west of San Diego Aqueduct. Comment
  POM11893  Myosurus minimus subsp. minimus P. A. Munz, I. M. Johnston 1922-5-20 5461 Riverside Kenworthy, San Jacinto Mountains. 1433 Comment
  UC880837  Nama C. L. Hitchcock 1940-4-4 5950 Riverside Pinto Basin Comment
  RSA0043146  Nama hispida var. spathulata Aaron C. Sedgwick, David Fraker 2012-4-24 6 Riverside Hwy 177 north from Desert Center. West side of the road. 183 Comment
  RSA192228  Nassella cernua E. W. Lathrop 1960-6-8 4939 a Riverside 14 miles west of Murrieta Comment
  RSA179527  Nassella pulchra E. W. Lathrop 1964-5-10 5374 Riverside 10 miles west of Murrieta. 610 Comment
  POM355  Nasturtium officinale Robinson, Crocker 1916-3-29 s.n. Riverside Santa Ana Mountains, near Murrieta. Comment
  RSA431575  Nasturtium officinale Dr H. de Forest 1933-4-16 17598 Riverside Chino Canyon, Colorado Desert, E of Coachella Valley Comment
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Mar 28 2011
  RSA656539  Navarretia atractyloides A. C. Sanders 2000-5-25 23425 Riverside Menifee Valley; S of Newport Rd., N of Holland Rd. and E of Bradley Rd., 2 miles due east of Railroad Canyon Lake 439 Comment
  UCR157964  Navarretia atractyloides T. B. Salvato, A. C. Sanders 2005-5-17 930 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
  UCR175063  Navarretia atractyloides Teresa Nieto 2005-5-26 29 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  UCR166713  Navarretia hamata Scott D. White, Jennifer H. Jones 2005-5-25 11113 Riverside Peninsular Ranges; Santa Ana Mtns., Rainbow area; foothills west of I-15 Freeway and immediately N of San Diego County line 579 Comment
  SD134414  Navarretia prostrata Craig Reiser 1988-6-11 Riverside Santa Rosa Plateau Comment
  POM122127  Nemacaulis denudata var. denudata S. B. Parish 1906-5-1 s.n. Riverside Palm Springs. Comment
  RSA779775  Nemacaulis denudata var. gracilis Duncan S. Bell 2010-4-2 684 Riverside Arica Mountains: west side of the mountain range within the Palen/McCoy Wilderness; approximately 3 air miles northwest of Priest Well; collecting along a steep sandy wall/sand ramp above a desert wash. 477 Comment
  UCR71845  Nemacladus longiflorus var. breviflorus George K. Helmkamp 1995-4-16 92- 5 Riverside Sonoran (Colorado) Desert, Coachella Valley; Mission Creek, 0.4 mi. south of Indian Avenue on old Hwy 62 500 Comment
  RSA0014941  Nemacladus longiflorus var. longiflorus LeRoy Gross, Evan Meyer 2013-5-21 6118 Riverside West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley. Started near 33.72895N, 116.73415W. And ended at Inspiration Point, near [coordinates given.] 1631 Comment
  UCR20556  Nemacladus longiflorus var. longiflorus W. W. Mayhew 1977-6-27 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1921 Comment
  UCR87937  Nemacladus longiflorus var. longiflorus A. C. Sanders, N. Ferguson 1994-6-2 14627 Riverside San Jacinto Mtns, Bautista Canyon, c. 1 mile above the forest service boundary 850 Comment
  POM178629  Nemacladus orientalis Marcus E. Jones 1930-4-2 26444 Riverside Hayfields Comment
  UCR164062  Nemacladus orientalis A. C. Sanders, P. J. MacKay, Tim Thomas 2005-2-26 29148 Riverside Sonoran (Colorado) Desert, SE of Hwy 177 toward dunes above Palen Dry Lake, SE end of Coxcomb Mtns. 168 Comment
  SD260929  Nemacladus ramosissimus Andrew C. Sanders, D. Malueg 2003-5-8 26570 Riverside Perris-Aguanga Basin region: Los Alamos Road at Warm Springs Creek crossing west of Hwy 79, northeast of the Hogbacks, north of Los Alamos Rd, and east of the creek (Murrieta 7.5'Q) 395 Comment
  SEINET10461149  Nemacladus rubescens Dearing 1937-4-10 DEARING 1834 Riverside 1000 Palms Canyon Comment
  RSA480010  Nemacladus tenuis var. aliformis Steve Boyd 1988-3-10 2133 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  RSA517834  Nemacladus tenuis var. aliformis Steve Boyd, Orlando Mistretta 1986-3-13 1460 Riverside West side Palen Mts.: NE of Desert Center. Comment
  UCR176366  Nemacladus tenuis var. tenuis A. C. Sanders, K. C. Rose 1995-4-27 16731 Riverside Sonoran (Colorado) Desert, Coachella Valley, foot of the Little San Bernardino Mtns., canyon east of Fan Hill, just outside Joshua Tree Nat. Park 549 Comment
  RSA604728  Nemophila menziesii K. Watkins, Elizabeth McClintock 1937-4-9 s.n. Riverside Meadow between Hemet and Winchester Comment
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Mar 20 2011
  RSA620357  Nemophila menziesii A. C. Sanders 1997-3-1 19724 Riverside Box Springs Mtns: Coyote Hill (Bench Mark Versity , 1386ft) and ridge S and SE of the UCR Botanic Garden. 427 Comment
  RSA734387  Nemophila menziesii Unspecified 1938-5-26 s.n. Riverside Hurkey Creek Comment
  UCR164572  Nemophila menziesii S. J. Myers 2001-4-18 s.n. Riverside San Jacinto Mtns., Bautista Canyon near Tripp Flats Rd. 1183 Comment
  UCR251693  Nemophila menziesii T. B. Salvato 2014-4-9 7835 Riverside Perris-Aguanga Basin, Menifee, c. 4 mi southeast of Canyon Lake, northeast corner of Bundy Canyon Road and Sunset Avenue 534 Comment
  CSUSB122  Nemophila menziesii var. menziesii Kenneth Hibberd 1966-2-20 Riverside Arlington Ave., 1 mile east of Victoria Street, 100 yards south of road. City of Riverside. 304 Comment
  SEINET12808835  Nicotiana obtusifolia Chris Dietrich, M. Merello, & H. Schmidt 1994-1 20 Riverside 9 mi NNW of Indio, off Dillon Road 1.9 mi NE on Berdoo Canyon Road (J241). BLM Land. Desert Access Guide Map #17. 358 Comment
  UCR199831  Nicotiana obtusifolia Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11277 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy Chocolate Mountains Aerial Gunnery Range 570 Comment
  UCSB36131  Nicotiana obtusifolia Roberts, Dar 1980-3-26 Riverside 1 mile south southern entrance to Joshua tree national monument, 0.25 miles E. rd 750 Comment
  RSA0018763  Nicotiana obtusifolia N. R. Zabriskie, Walter Zabriskie 1972-3-27 474 Riverside ''North Canyon'', Andreas Canyon watershed, east slope San Jacinto Mts. 366 Comment
  RSA688837  Nicotiana quadrivalvis Scott D. White, Michael Honer 2003-6-17 9543 Riverside S Perris Basin: Murrieta. Interstate 215 / Clinton Keith interchange. 457 Comment
  UCR1582  Nicotiana quadrivalvis R. L. Needham 1962-4-27 10015 Riverside Peninsular Range, 3 mi NE of Nuevo [near Lakeview] 488 Comment
  UCR167677  Nicotiana quadrivalvis T. B. Salvato, Melissa Clemons 2005-6-23 1292 Riverside Peninsular Range; Temescal Valley, Walker Canyon, 1.5 mi due east of Alberhill, N of Hwy I-15 412 Comment
  UC219553  Nolina parryi P. A. Munz 1922-6-30 5928 Riverside rocky slopes s Santa Rosa; Santa Rosa Mts. 1767 Comment
  RSA0013355  Notholaena C. P. Cowan 1978-4-23 1202 Riverside 6.3 miles (10 km) south on Highway 74 from its junction with Highway 111 at Indian Wells. 480 Comment
  RSA747567  Notholaena californica Michael Honer 2003-4-16 1826 Riverside Gavilan Hills, W slope: about 1 mile N of I-15 freeway, 1 mile E of Lake St. exit. 640 Comment
  UCD137527  Notholaena californica Lewis S. Rose 1966-12-13 66102 Riverside Palm Springs, Tahquitz wash. 182 Comment
  SBBG53762  Nuttallanthus texanus S. Boyd 1980-5-8 Riverside Harford Springs County Park, NW corner of the Gavilan Plateau Comment
  POM12929  Oenothera californica subsp. californica P. A. Munz 1922-6-27 5845 Riverside Santa Rosa Mountains, Santa Rosa. 1982 Comment
  RSA795946  Oenothera deltoides Duncan S. Bell 2009-4-19 272 Riverside Arica Mountains: west side of range, approximately 2.5 air miles southwest of Priests Well. 391 Comment
  UCR84980  Oenothera deltoides A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16216 Riverside San Jacinto Mountains, San Gorgonio Pass: on and near a rocky spur at the N foot of the mountains, SW of Verbenia Ave, west of Snow Creek, east of Cabazon 550 Comment
  RSA562058  Oenothera deltoides subsp. deltoides Steve Boyd, C. Boyd, K. A. Boyd 1992-4-19 6926 Riverside N end of the Granite Mtns on sandy bajada along poweline road near jtn of Hwy 177 and Hwy 62. Area of transition between Mojave and Colorado Deserts. Comment
  CLARK-A1045-127  Oenothera micrantha var. exfoliata George K. Helmkamp 1977-3-20 Riverside Deep Canyon dry wash of Deep Canyon; Palm Desert 15'Q Comment
  CAS-BOT-BC427456  Oligomeris linifolia Steve Boyd; S. Meury; R. Noyes; L. Arnseth; D. Nordin; T. Ross 1988-3-10 2128 Riverside N. end Palen Mtns, 2 mi west of Palen Pass 300 Comment
  CLARK-A1703-1202  Olneya tesota Charlotte Stocks 1962-5-5 Riverside Coachella Valley Comment
  UC1494056  Oncosiphon piluliferum K. M. Kummer 1981-5-19 Riverside Box Springs Reserve Box Springs Mountain 731 Comment
  UCR241815  Oncosiphon piluliferum A. C. Sanders, Timothy W. Chumley 2013-4-2 40758 Riverside Peninsular Range, Temescal Canyon between Horsethief Canyon Rd. and Hostettler Rd., south of I-15 Fwy, SE of Corona (Lee) Lake 405 Comment
  UCR3291  Opuntia littoralis Chuck Elliott 1964-5-13 s.n. Riverside City of Riverside, [Box Springs Mtns], 0.25 mi. past Two Trees Road and Belvedere 366 Comment
  UCR118178  Orcuttia californica Jack Easton, J. E. Harrison 2001-9-8 s.n. Riverside Perris-Aguanga Basin region, Menifee, immediately NE of intersection of Menifee and Scott Roads. Paloma Valley c. 1.1 mi. south of Bell Mountain 453 Comment
  SEINET10723433  Oreostemma alpigenum var. andersonii David B. Dunn 1946-8-17 Dunn 2693 Riverside Damp meadow area grassy, near the stream at the camp in Taquitz Valley, San Jacinto Mts. 2438 Comment
  CAS-BOT-BC499740  Orobanche californica subsp. feudgei H. M. Hall 1901-6-1 2135 Riverside San Jacinto Mountains, eastern base, along the borders of the Colorado Desert Comment
  CAS-BOT-BC269273  Orobanche cooperi Sarah J. De Groot; Leland Lubinsky; Naomi Fraga; Lisa Rojas 2005-2-10 4638 Riverside Along Palen Pass Road, sandy area near Palen/McCoy Wilderness boundary. Bajada of mountains, just north of Palen Lake (dry) 170 Comment
  JEPS85944  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4522 Riverside ca 16 mi ne Desert Center (along Rice Rd) Comment
  SEINET270934  Orobanche corymbosa Richard J. Shaw 1958-5-10 1110 Riverside 3 miles above Palm Desert. Palms to Pine Highway. 610 Comment
  RSA0076583  Orobanche fasciculata Philip A. Munz 1940-3-22 15661 Riverside Whitewater Canyon, 2 miles north of Banning-Indio Highway. Comment
  CLARK-A1528-871  Orthocarpus densiflorus Charlotte Stocks 1962-5-14 Riverside Anza Comment
  POM184267  Orthocarpus purpurascens var. pallidus Philip A. Munz 1932-3-24 12016 Riverside Corona 366 Comment
  CLARK-A1528-4778  Oryzopsis miliacea John C. Roos 1965-6-19 Riverside Santa Ana Mountains Comment
  RSA522708  Oxalis albicans subsp. californica Steve Boyd, Tim S. Ross, L. Arnseth 1990-3-29 3894 -B 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
  UCR225156  Oxytheca caryophylloides Steve Boyd, Gary Wallace 2005-7-30 11653 Riverside Peninsular Ranges; San Jacinto Mountains region, San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek 2683 Comment
  RSA740917  Oxytheca emarginata Scott D. White, Justin M. Wood 2008-7-10 12445 Riverside San Jacinto Mountains: Fobes Spring 1500 Comment
  POM12952  Oxytheca trilobata P. A. Munz, I. M. Johnston 1922-5-21 5537 Riverside Hemet Valley. 1433 Comment
  RSA0106480  Oxytheca trilobata Duncan S. Bell, Valentin Arvizu 2010-5-24 1103 Riverside San Bernardino National Forest: Garner Valley, approximately 3 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1386 Comment
  SEINET3096510 Image available Paeonia brownii Norman C. Cooper 1947-4-5 2025 Riverside Los Alamos Canyon, Elsinore. Comment
  SEINET10537850  Paeonia californica James S. Miller 1992-5-8 Miller 7458 Riverside 1 mi N of California route 74 on Main Divide Road; near NE border of Cleveland National Forest. 900 Comment
  CAS-BOT-BC327889  Palafoxia arida L. A. Greata 1905-4-1 391 Riverside Coachella Comment
  SFV4388  Palafoxia arida F. M. Ball 1964-1-4 66 2 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
  UCR124639  Palafoxia arida B. C. Templeton, I. W. Clokey 1930-4-9 1006 Riverside Sonoran (Colorado) Desert, North of Palm Springs 400 Comment
  UCR136896  Palafoxia arida Michael D. Wilcox 2003-6-26 s.n. Riverside Sonoran (Colorado) Desert, Thousand Palms Oasis 152 Comment
  SEINET10809649  Palafoxia arida David B. Dunn, Shogo; Schroeder; Bruskin; A. Folsom 1948-3-13 Dunn 3715 Riverside Bench. Found growing in a wash. Indio Hills, Colorado Desert. Near Pushawalla. Comment
  POM41562  Palafoxia arida var. arida Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA339626  Palafoxia arida var. arida R. F. Thorne, C. W. Tilforth 1980-5-28 54160 Riverside San Bernardino Mountains, dry, Colorado Desert slopes, S-facing and W-facing, N-S rocky ridge at E side of Whitewater River at mouth of canyon, ca. 1/4-1/2 miles E of Whitewater Post Office. Comment
  SD124922  Palafoxia arida var. arida Scott Cantrell 1986-3-28 92 Riverside Desert Hot Springs, near Highway 62 and Indian Ave. 519 Comment
  UC1069987  Palafoxia arida var. arida H. S. Yates 1937-3-23 6433 Riverside Painted Canyon Thermal Quadrangle Comment
  UCR277616  Palafoxia arida var. arida Aaron C. Sedgwick, April Garbat 2012-10-17 141 Riverside Sonoran (Colorado) Desert, c. 0.25 mile south of Hwy I-10 on Cottonwood Springs [Box Canyon] Rd. 488 Comment
  RSA0034758  Palafoxia arida var. arida Louis Cutter Wheeler 1931-11-26 368 Riverside Salton Bench Mark, Colorado Desert. -15 Comment
  CLARK-A1045-881  Papaver californicum George K. Helmkamp 1978-5-2 Riverside Bautista Canyon burn; Hemet 15'Q Comment
  CLARK-A1045-882  Papaver californicum George K. Helmkamp 1978-5-2 Riverside Bautista Canyon burn; Hemet 15'Q Comment
  UCR22121  Parietaria hespera var. californica Steve Boyd 1980-4-13 130 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 610 Comment
  RSA314455  Parietaria hespera var. hespera Robert F. Thorne, F. R. Fosberg, Sachet, Herbst 1983-4-23 55462 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  UCR241413  Parkinsonia aculeata T. B. Salvato, Matt Malle, Tom Sullivan 2013-3-27 7439 Riverside Perris-Aguanga Basin, Menifee, vacant lot north of Newcomb Substation, at southwest corner of Lazy Creek Road and Murrieta Road 432 Comment
  RSA0013457  Parkinsonia florida Kristin Forgrave, Sarah J. De Groot 2013-6-4 12 Riverside Box Canyon Rd near Salton Sea, by end of rocks 67 Comment
  UCD108142  Parkinsonia florida G. H. Vansell 1928-4-1 s.n. Riverside S. Calif. and Coachella Valley. Comment
  UCR87648  Parkinsonia florida A. C. Sanders 1994-6-1 14621 Riverside Sonoran (Colorado) Desert, Box Canyon in the Mecca Hills, c. 4.5 mi below Shaver's Well, 12 mi southwest of the Box Canyon Road intersection with Hwy I-10 150 Comment
  UCSB18152  Parkinsonia florida Easley, Bill 1964-5-10 Riverside State Highway 71, 4.1 miles S of Palm Desert 304 Comment
  RSA615062  Paspalum distichum A. C. Sanders, P. J. MacKay, G. Helmkamp, J. Stewart, C. L. Sanders 1994-12-4 15885 Riverside Colorado Desert, Salton Sink: Dos Palmas oasis area., 33 deg 30.04'N, 115 deg 49.9'W -37 Comment
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Feb 4 2013
  UCR264240  Pectis papposa A. C. Sanders, Jim Malusa 2015-9-10 41847 Riverside Sonoran (Colorado) Desert, Salt Creek Canyon, along Summit Road c. 1.5 miles above mouth of Red Canyon, edge of Chocolate Mountains Aerial Gunnery Range 433 Comment
  UC170154  Pectis papposa var. papposa E. E. Schellenger 1894-8-1 80 Riverside near Schellinger's Ranch (Colorado Desert); Colorado Desert Comment
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Jun 18 2011
  CAS-BOT-BC169718  Pectocarya anisocarpa C. F. Baker 1904-4-5 4139 Riverside Hemet Comment
  CDA40696  Pectocarya heterocarpa T. C. Fuller 1962-4-4 8000 Riverside Highway 99 [later renumbered Highway 86], 0.4 mile south of Oasis. 0 Comment
  POM368802  Pectocarya heterocarpa M. B. Dunkle 1937-3-25 4933 Riverside Colorado Desert. Shaver s Well Comment
  SEINET2042520 Image available Pectocarya heterocarpa A. C. Sanders 2001-3-20 23833 Riverside (Desert Hot Springs Quad 7.5') Desert Hot Springs, NW corner of intersection of Pierson Blvd and Atlantic Blvd. Between flood control ditch and Pierson, W of high school. T2S R4E S25, (SE 1/4 of SW 1/4) 335 Comment
  UCR217793  Pectocarya heterocarpa Jim Andre, T. La Doux 2010-2-28 12562 Riverside Lower Colorado River Valley, along Hwy 95 c. 25 miles north of Blythe, on east side of Big Maria Mountains, under radio tower 83 Comment
  SEINET10456235  Pectocarya heterocarpa David B. Dunn, Dhogo; Schroeder, (UMO); Bruskin; A. Folsom 1948-3-13 Dunn 3702 Riverside Pushawalla; growing in a wash, Indio Hills, Colorado Desert. Comment
  UCR159762  Pectocarya linearis Scott D. White 1999-5-2 7291 Riverside Peninsular Ranges: Perris-Aguanga Basin region, Perris Basin: Perris / Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., c. 1.5 - 2 mi west of I-215 freeway 442 Comment
  RSA519018  Pectocarya linearis subsp. ferocula George K. Helmkamp 1986-4-7 770 Riverside South of Morongo Valley: First canyon east of and parallel to Hwy 62 north of Indian Ave. B.M. land. 579 Comment
  RSA522750  Pectocarya linearis subsp. ferocula Steve Boyd, Tim Ross, L. Arnseth 1990-3-29 3857 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
  RSA655095  Pectocarya linearis subsp. ferocula Scott D. White 2000-4-17 7657 Riverside Menifee / Sun City Area: South of McColl Ave. and east of I-215 freeway. 442 Comment
  JOTR35926  Pectocarya penicillata De Groot, Sarah J., Jessica Chu, Loraine Washburn 2013-3-22 6874 Riverside Joshua Tree National Park. Cottonwood Spring; Fan palm oasis and surrounding slopes. 905 Comment
  RSA0012658  Pectocarya penicillata LeRoy Gross, Caitlin Elam 2013-5-14 6085 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  UCR241780  Pectocarya penicillata A. C. Sanders, Timothy W. Chumley 2013-4-2 40734 Riverside Peninsular Range, Temescal Canyon at west side of Horsethief Canyon Rd., south of I-15 Fwy, SE of Corona (Lee) Lake 390 Comment
  UCR88573  Pectocarya penicillata A. C. Sanders, J. C. Lyman 1995-4-16 16568 Riverside San Bernardino Valley, Glen Avon: sand dune area on N slope of the Jurupa Hills (draining toward Fontana), Pyrite St. Canyon 335 Comment
  JEPS20128  Pectocarya platycarpa I. W. Clokey 1935-4-17 6860 Riverside Cottonwood Springs Colorado Desert, Cottonwood Springs Comment
  OBI28391  Pectocarya recurvata Robert F. Hoover 1969-4-11 11214 Riverside N of Morongo, Valley Cyn Comment
  UC1543027  Pectocarya setosa Donald G. Nelson 1936-5-21 367 Riverside e Lake Hemet (slopes just n of meadow just e of Hurkey Creek Camp, n of Mt. Thomas); San Jacinto Mountains Comment
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Oct 26 2011
  CAS-BOT-BC520447  Pelargonium grossularioides A. C. Sanders 2016-6-26 42518 Riverside Peninsular range: Riverside, UCR Botanic Garden, at W edge of the herb garden 362 Comment
  CHSC8341  Pellaea andromedifolia Edward L. Smith 1958-3-6 343 Riverside Located at Coldwater Canyon, Glen Ivy, sw side of Temescal Canyon Road, Temescal Mtns. 762 Comment
  RSA125853  Pellaea andromedifolia var. andromedifolia E. K. Balls, Percy C. Everett 1957-11-13 22796 Riverside Snow Creek, about old Fish Hatchery 701 Comment
  RSA586088  Pellaea andromedifolia var. andromedifolia Darin L. Banks, Steve Boyd 1995-3-30 116 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., W of the Dripping Springs Alcove, E of the Woodchuck Trail. 713 Comment
  SBBG32334  Pellaea mucronata L. S. Rose 1966-12-14 66108 Riverside Chino Cyn, 3 mi W of Palm Springs Desert 670 Comment
  SD138476  Pellaea mucronata Darin L. Banks, Steve Boyd 1995-3-15 71 Riverside Northwest Palomar Mountains, Agua Tibia Wilderness Area, north face of Agua Tibia Mountain, Dorland Mountain area 787 Comment
  UCSB30926  Pellaea mucronata Parker, V. 1974-4-5 Riverside Maze Rock Park, Hemet, California 365 Comment
  UCR17580  Pellaea mucronata var. californica N. R. Zabriskie, J. Zabriskie 1971-4-9 362 Riverside Peninsular Range; Santa Rosa Mtns., north slope of mtns., Deep Canyon, c. 2 mi. up water service road leading south of Hwy 74. Site 2 1311 Comment
  POM12327  Pellaea mucronata var. mucronata P. A. Munz 1922-4-28 5056 Riverside Leach Canyon, Santa Ana Mts. 610 Comment
  HSC87076  Pennisetum setaceum Dave Hawks 1986-4-17 Riverside Whitewater River Channel, 1 mi. S of Hwy. I-10 and 2 mi. W of Indian Ave. 259 Comment
  RSA507458  Pennisetum setaceum D. C. Hawks 1986-4-17 s.n. Riverside Whitewater River channel, 1 mile S of Hwy I-10 and 2 miles W of Indian Ave. 259 Comment
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Dec 20 2009
  UCR199589  Pennisetum setaceum Scott D. White, Angelia Carey 2004-7-2 10576 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Poppet Creek Canyon 610 Comment
  UCR139250  Penstemon californicus A. C. Sanders, Kate Kramer 2003-6-11 26880 Riverside San Jacinto Mtns., Garner Valley, foothills on the northeast side of the valley, near Morris Ranch Rd. c. 0.25 mi. NW of Kenworthy Ranger Station 1377 Comment
  RSA97210  Penstemon centranthifolius R. M. Straw 1953-6-25 488 Riverside Santa Rosa Mountain Truck Trail, off Palms to Pines Hwy. 1677 Comment
  UCR103995  Penstemon centranthifolius George K. Helmkamp 1998-4-3 3073 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Snow Creek area north of Mt. San Jacinto; at edge of stream south of Snow Creek Rd at a point 1.4 mi. south of Calif. Hwy 111 396 Comment
  SFV17409  Penstemon clevelandii M. S. Valenzuela 1998-6-6 74 dup. Riverside Highway 74 near Santa Rosa Mountain Road. 1220 Comment
  UCR133126  Penstemon clevelandii A. C. Sanders 1985-5-4 5776 Riverside Santa Rosa Mtns, Hwy 74 at Santa Rosa Mountain Rd. 1402 Comment
  NY583961  Penstemon clevelandii var. connatus C. B. Wolf 1939-9-29 9461 Riverside Desert slopes of San Jacinto Range, 1 2/10 mile above Ribonwood on the Palms-Pines road. 1280.2 Comment
  NY661179  Penstemon spectabilis var. spectabilis R. M. Straw 1953-6-25 487 Riverside Santa Rosa Mountain Truck Trail, San Jacinto Mountains, Palms to Pines Highway 1676.4 Comment
  UC1478709  Pentachaeta aurea C. W. Tilforth and B. Busenberg 1980-6-10 1977 Riverside on n leg of Thomas Mtn. Rd. 0.1 mi n Hiway 74 (1 mi s of Lake Hemet) 1386 Comment
  RSA687426  Pentagramma triangularis Norman C. Cooper 1944-4-8 1085 Riverside Andreas Canyon 457 Comment
  UCR22083  Pentagramma triangularis subsp. maxonii Steve Boyd 1980-5-3 189 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 625 Comment
  SEINET6626631  Pentagramma triangularis subsp. maxonii S. B. Parish 1907-4-18 6114 Riverside Western base of the Colorado Desert 200 Comment
  JEPS60101  Pentagramma triangularis subsp. triangularis W. L. Jepson 1939-4-17 19136 Riverside near Twin Springs (n end Temescal Canyon); Temescal Canyon 274 Comment
  SEINET3873568  Pentagramma triangularis subsp. triangularis Lewis S. Rose 1966-12-14 66109 Riverside Chino Canyon, 3 mi. west of Palm Springs.; 0 671 Comment
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Apr 6 2018
  SEINET3350021  Perityle emoryi Stephen Hale 2012-1 4821 Riverside Black Point Mesa, Big Maria Mts., 0.25 mi. W SR 95, 15 MI N. Blythe. 106 Comment
  UCR280614  Perityle emoryi Mitch Provance, Jeremiah George, Matt K. Beyers 2017-4-4 417- 01 Riverside Gavilan Hills, Ridge west of dirt road portion of Lake St., 0.8 miles N of Hwy. 15 at Alberhill. 500 Comment
  SD225080  Persicaria lapathifolia Scott D. White, Steve Ogg 1994-10-17 2481 Riverside City of Temecula, Murrieta Ck. Channel 1000ft N of bridge at Rancho Calif. Ave. 299 Comment
  RSA247995  Petalonyx thurberi Robert F. Thorne, S. T. Blake 1965-6-1 34712 Riverside Morongo Valley pass 488 Comment
  RSA653436  Petalonyx thurberi Scott D. White 1999-6-1 7438 Riverside Coachella Valley, Thousand Palms area: N terminus of Rio del Sol Road at intersection with Vista Chino. Porposed aggregate mine expansion. 150 Comment
  SBBG45342  Petalonyx thurberi subsp. thurberi M. A. Piehl 1963-9-18 63840 Riverside near US 60, 70, 7.5 mi W of jct with Joshua Tree Mon Rd 373 Comment
  SBBG4891  Petalonyx thurberi subsp. thurberi H. and M. Dearing 1940-6-7 4322 Riverside 7 mi N of Palm Springs Comment
  UCD126728  Petunia parviflora Leslie Ede 1974-6-1 s.n. Riverside Blythe. Comment
  CLARK-A1528-2028  Peucephyllum schottii John C. Roos 1966-2-5 Riverside Indio Hills Comment
  JOTR34373  Peucephyllum schottii Andre, Jim 2012-4-16 20892 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  JOTR35082  Peucephyllum schottii La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3533 Riverside Joshua Tree National Park. Southern end of Coxcomb Mountains with exposed metasedimentary rocks; narrow drainages surrounded by loose rocky slopes Comment
  RSA471973  Peucephyllum schottii Christopher Davidson, Robert Gustafson 1977-4-7 5567 Riverside Whitewater Canyon Rd. (exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62); near start of Angeles [Pacific] Crest Trail. Hillside, N slope 610 Comment
  RSA790632  Peucephyllum schottii Aaron C. Sedgwick, David Fraker 2012-4-24 11 Riverside In the Palen Valley south of Power Line Rd. that parallels Hwy. 10 159 Comment
  SD27949  Peucephyllum schottii Carl B. Wolf 1932-4-26 1473 Riverside Colorado Desert, 8 miles east of Mecca on Blythe Road 89 Comment
  UCR132750  Peucephyllum schottii Scott D. White 1993-2-5 1045 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Palm Springs, Tahquitz debris basin at base of Tahquitz Canyon, off Sunnydunes Drive 183 Comment
  RSA427705A  Phacelia ambigua Geo. Cantwell 1935-4-10 s.n. Riverside Dos Palmas Springs, Salton Sea Comment
  CLARK-A1528-2993  Phacelia brachyloba John C. Roos 1937-6-7 669 Riverside Sage Comment
  UCR37457  Phacelia brachyloba 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
  RSA96548  Phacelia campanularia subsp. vasiformis P. A. Munz, Percy C. Everett 1952-5-2 19481 Riverside Dry Morongo Wash, n.w. end of Coachella Valley. 457 Comment
  UC1242711  Phacelia campanularia subsp. vasiformis C. L. Hitchcock and C. V. Muhlick 1962-3-16 22147 Riverside ca 12 mi se Corona; Temescal Canyon Comment
  UCR244297  Phacelia campanularia subsp. vasiformis Jim Andre 2012-4-16 20875 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
  UCR144754  Phacelia cicutaria var. hispida Scott D. White, Michael Honer 2003-4-2 8907 Riverside Peninsular Range, Temescal Canyon, just west of I-15 Freeway and northeast of Lawson Dr. 366 Comment
  UCD120334  Phacelia ciliata D. Bramlet 1993-4-13 2324 Riverside Approximately 61 m. south of the existing Lake Mathews access road, some 549 m. north of Cajalco Road, in the 'Cajalco bend' area. Comment
  UCR123602  Phacelia ciliata D. E. Bramlet 2000-5-9 3024 Riverside San Jacinto River; the site is 457m south of San Jacinto Avenue and 1.1 km north of Ellis Ave and just west of the river Comment
  RSA0031421  Phacelia crenulata var. ambigua Duncan S. Bell, Kim Clark, Bob Ellis, Pam McKay, Jim Pittman, Gene Ratcliff, Ed Schlegel, Felicia Sirchia 2013-2-24 4470 Riverside Orocopia Mountains; south end of range, north of the Coachella Canal, approximately 3 air miles northeast of Dos Palmas Springs. 182 Comment
  UC1424873  Phacelia crenulata var. ambigua Robert F. Thorne and R. Carolin 1967-3-21 41632 Riverside Cottonwood Springs Joshua Tree National Monument 914 Comment
  UCR277635  Phacelia crenulata var. ambigua A. C. Sanders, Jim Malusa 2017-1-14 42661 Riverside Sonoran (Colorado) Desert, Salt Creek wash, where it passes bend in old Kaiser RR tracks, c. 6 miles east of Dos Palmas 119 Comment
  UCSB5447  Phacelia crenulata var. ambigua Haller, John 1957-3-23 Riverside S boundary of Joshua Tree National Monument, 4 air miles S of Cottonwood sprs., and 1 mile N of junc. with U.S. 60 609 Comment
  UC667340  Phacelia cryptantha Annie M. Alexander and Louise Kellogg 1941-4-27 2098 Riverside Joshua Tree National Monument Joshua Tree National Monument (Riverside and San Bernardino Cos.) 1310 Comment
  JOTR16721  Phacelia distans Knuckles, Penny 1974-5-10 4 Riverside Joshua Tree National Park. JUMBO ROCKS CAMPGROUND Comment
  JOTR32159  Phacelia distans La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2312 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Gneiss outcrop on edge of large sandy wash in wide canyon that feeds southwest into Wilson Canyon (Stop 6) Comment
  RSA676144  Phacelia distans Scott D. White 2001-4-12 8296 Riverside Shaver s Valley. South of the I-10 Freeway, ca. 15 miles east of Indio jtn. I-10 / SR 111. Bajadas and washes adjacent to powerline access roads at unnamed freeway exit accessing pump station. 320 Comment
  SD193113  Phacelia distans W. J. Schrenk 2008-4-30 87 Riverside Anza-Borrego Desert State Park, Coyote Canyon Road Comment
  UC1287093  Phacelia distans C. L. Hitchcock 1966-3-16 24203 Riverside along Palms to Pines Hwy 7 mi s Palm Desert Comment
  UC809720  Phacelia distans Philip A. Munz 1949-4-13 13047 Riverside above Cottonwood Springs; Colorado Desert, west end Eagle Mts. 1097 Comment
  UCR195122  Phacelia distans A. C. Sanders, Tim Thomas 2008-8-1 35959 Riverside Peninsular Range; San Jacinto Mtns., lower Coldwater Creek near Mountain Center, SSE of Keenwild Fire Station 1372 Comment
  UCR265568  Phacelia distans Angelique Herman, Keir Morse, Nick Regoli, Eric Lumba 2015-3-15 2015- 11 Riverside Santa Rosa/San Jacinto Mountains, Pinyon Flats Campground 1220 Comment
  UC663064  Phacelia fremontii James E. Cole 1941-5-2 673 Riverside Lost Horse Valley Joshua Tree National Monument 1310 Comment
  CAS-BOT-BC145043  Phacelia keckii John Thomas Howell 1931-5-30 6611 Riverside Santiago Peak, Santa Ana Mts. 1219 Comment
  SD133067  Phacelia minor Scott White 1991-5-13 91 99 Riverside Hwy 79, immediately W of US Forest Service Campground at Dripping Springs 548 Comment
  UCR620B  Phacelia minor S. C. Warner 1956-4-21 s.n. Riverside Box Spings Mtns., top of mtns, saddle off W side of road, between Pigeon Pass and ranch west of road 701 Comment
  RSA645620  Phacelia minutiflora A. C. Sanders, E. J. Lawlor 1992-4-4 12149 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  JEPS1166  Phacelia mutabilis W. L. Jepson 1903-8-8 2309 Riverside Tauquitz Valley San Jacinto Mts. 2438 Comment
Read comments
Jul 6 2010
  RSA703744  Phacelia neglecta LeRoy Gross 2005-3-3 1564 Riverside Palen Mountains, south side. Near end of old prospect road., [From] Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W. 207 Comment
  JEPS1063  Phacelia pedicellata Marjorie D. Clary 1932-4-12 1612 Riverside 8 mi w Coachella; Colorado Desert, Devil's Canyon 182 Comment
  RSA719239  Phacelia pedicellata Michael Honer, L. Hulse 2004-4-3 1913 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
  GMDRC6544  Phacelia ramosissima J. M. Andre 2012-6-15 30496 Riverside San Jacinto Mountains: along Hwy 243 at Mt Edna Rd, approx. 1 mi. north of McMullen Flat, 5.9 mi. south of Interstate 10 at Banning; SB Natl. Forest 1172 Comment
  SEINET10658571  Phalaris caroliniana Robert F. Thorne, Earl W. Lathrop 1969-5-12 Thorne 37951 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California, desiccated margins of small vernal marsh N of large vernal marsh; with Navarretia prostrata, Pilularia americana, Deschampsia danthonioides gracilis, Psilocarphus br. brevissimus, Myosurus minimus, ect. 625 Comment
  UCD89012  Phalaris lemmonii J. C. Roos 1966-3-24 s.n. Riverside Winchester (near Hemet). Comment
  POM14421  Phleum alpinum P. A. Munz 1922-7-6 6014 Riverside Tahquitz Valley, San Jacinto Mountains. 2195 Comment
  RSA71998  Phlox austromontana F. W. Peirson 1922-5-20 908 Riverside Hemet Valley, San Jacinto Mountains. 1371 Comment
  SD119889  Phlox austromontana Louis B. Ziegler 1967-5-30 136 Riverside Hemet Valley, San Jacinto Mountains 1372 Comment
  JOTR35430  Phoenix dactylifera Kain, Katie, Angela Sowa 2012-10-16 s.n. Riverside Joshua Tree National Park. southwest Eagle Mountains; steep rocky drainage approx. 1.5mi east of Cottonwood Canyon and 1.5mi north of park boundary 815 Comment
  POM3518  Pholistoma auritum Robinson, Crocker 1916-3-29 s.n. Riverside Santa Ana Mountains, canyons near Murietta. Comment
  CAS-BOT-BC540726  Pholistoma membranaceum Sarah J. De Groot; Cheryl Sevilla 2015-2-18 7363 Riverside North fork Mission Creek, SE San Bernardino Mountains, NW of Desert Hot Springs 780 Comment
  JEPS1838  Pholistoma membranaceum Marjorie D. Clary 1932-3-20 1616 Riverside 10 mi. n.w. Garnet (Mission Creek); Colorado Desert, Mission Creek 457 Comment
  SEINET8000821  Pholistoma membranaceum Ana Lilia Reina G. 2003-3-30 2003 -324 Riverside Palm Canyon, Agua Caliente Indian Reservation, edge of Palm Spring NWbase of San Jacinto Mountains 274 Comment
  LA209905  Phoradendron bolleanum D. Dunn; 1941-1-12 671 Riverside Santa Rosa Mountains, Palms to Pine hwy, 15 mi from Palm Springs Comment
  RSA132732  Phoradendron californicum Del Wiens 1953-12-5 866 Riverside Several mi. south of Cottonwood Springs, Joshua Tree National Monument. 213 Comment
  UCR41696  Phoradendron californicum A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6097 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  CAS-BOT-BC171146  Phoradendron serotinum subsp. tomentosum Geo. B. Grant 1901-8-1 s.n. Riverside Strawberry Valley, San Jacinto Comment
  CDA41154  Physalis crassifolia T. C. Fuller 1964-4-14 11832 Riverside Bench above wash of Whitewater Canyon, 3.4 miles north of Whitewater. 0 Comment
  JOTR29130  Physalis crassifolia La Doux, Tasha 2005-9-8 1300 Riverside Joshua Tree National Park. Fried Liver Wash 395 Comment
  POM69675  Physalis crassifolia Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  RSA0094187  Physalis crassifolia Duncan S. Bell, Evan Meyer 2014-10-29 7686 Riverside Santa Rosa Mountains; collecting in Agua Alta Canyon, to the north of Martinez Canyon, about 6 air miles southeast of the summit of Martinez Mountain. 394 Comment
  RSA80966  Physalis crassifolia G. R. Campbell 1952-4-6 18415 Riverside 2 mi. s. of jct. of Cottonwood Springs road, road through Joshua Tree National Monument, south from 29 Palms. 884 Comment
  UC665891  Physalis crassifolia Ira L. Wiggins 1941-3-27 9673 Riverside 8 mi ne Desert Center (s end of Coxcomb Mountains); Coxcomb Mountains Comment
  UCD126791  Physalis crassifolia Steve Boyd; Tammy Morgan, Aydee Virgen, Sarah DeGroot, et al 2004-5-14 11216 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region: Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. Comment
  UCR112113  Physalis crassifolia A. C. Sanders, T. B. Salvato 2000-4-21 23345 Riverside Coachella Valley, east side of the Coachella Canal c. 1/4 mi. north of I-10, 3 miles east of Indio 15 Comment
  UCR41331  Physalis crassifolia N. M. Fellows, A. C. Sanders 1985-5-7 170 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
  RSA725800  Physalis greenei Mitch Provance 2004-4-18 7601 Riverside Granitic Knools of Riverside: Riverside, Versity Hill (Coyote Hill), S side of the UCR campus. 418 Comment
  UCR178769  Phytolacca americana A. C. Sanders, T. B. Salvato, Helen Kennedy, Andrea Salzman 2006-11-9 33220 Riverside San Bernardino Valley, Riverside, UCR Botanical Garden, subtropical fruit orchard on the north side of the garden 335 Comment
  SDSU13906  Pickeringia montana var. tomentosa Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2157 Riverside Santa Margarita Ecological Reserve (SDSU), just south of east-west draw, north of El Valle complex. 646 Comment
  POM12205  Pilularia americana P. A. Munz 1922-4-29 5087 Riverside 0.5 mile south of Lake Elsinore. 381 Comment
  SEINET10530648  Pinus attenuata James S. Miller 1992-5-8 Miller 7468 Riverside San Jacinto Mountains. 11 mi E of W boundary of San Bernadino National Forest on California route 74. 1300 Comment
  SEINET2149958  Pinus californiarum S. Langer 1999-1 s.n. Riverside Santa Rosa Mountains, W of mountain summit near junction of Highways 371 and 74. 1433 Comment
  UC400328  Pinus lambertiana H. M. Hall 1901-1-1 2318 Riverside Tauquitz Peak San Jacinto Mts., Tauquitz Peak Comment
  SD80146  Pinus monophylla Nancy Ryan Zabriskie, Walter Zabriskie 1971-4-9 379 Riverside Santa Rosa Mountains, north slope, Deep Canyon, about 2 miles south of Highway #74 1310 Comment
  RSA761872  Pinus ponderosa Patrick Garrett, C. Martinez, N. Fraga, L. McDade 2010-8-14 72 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  SEINET3874495 Image available Pinus quadrifolia R. M. Lanner 1970-12-17 2084 Riverside San Jacinto Mountains San Bernardino National Forest. Along Highway 74.; 0 Comment
  UCR281115  Pityrogramma triangularis Mitch Provance, Jeremiah George 2017-3-21 317- 13 Riverside Temescal Valley, N of Hwy 15, and adjacent to S side of Temescal Canyon Rd., above Horsethief Wash (E branch impeded by development) 370 Comment
  RSA0039456  Plagiobothrys canescens A. C. Sanders, Timothy W. Chumley 2013-4-2 40731 Riverside Temescal Canyon at west side of Horsethief Canyon Rd., south of I-15 Fwy, SE of Corona (Lee) Lake 390 Comment
  RSA507506  Plagiobothrys canescens Steve Myers 1988-6-4 s.n. Riverside Rancho California area, E of Winchester Road, between Auld Rd. & Borel Rd 396 Comment
Read comments
Mar 20 2011
  UCR140313  Plagiobothrys canescens A. C. Sanders, Guy Bruyea 2004-4-2 27414 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
  UCR171721  Plagiobothrys canescens 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
  UCR228935  Plagiobothrys canescens A. C. Sanders 2011-4-6 39005 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. 1.5 mi. NE (73 deg. ) of Glen Ivy Hot Springs, 0-0.4 mi. NE of I-15 crossing 320 Comment
  OBI53612  Plagiobothrys collinus Steve Myers 1988-1 s.n. Riverside Temescal Cyn, ca 1/4 mi W of intersection of hwy I-15 and Indian Truck trl 381 Comment
  UC218128  Plagiobothrys collinus P. A. Munz, and R. D. Harwood 1915-3 3378 Riverside 5 mi s Corona 304 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
  UCR241854  Plagiobothrys collinus var. californicus A. C. Sanders, Timothy W. Chumley 2013-4-3 40766 Riverside Peninsular Range, Temescal Canyon south of Horsethief Canyon Rd. off the west shoulder of I-15 Fwy, SE of Corona (Lee) Lake 378 Comment
  SD181656  Plagiobothrys collinus var. fulvescens Scott D. White 2000-5-1 7751 Riverside Corona: Western foothills of Santa Ana Mts. Near Bedford Canyon. 351 Comment
  SD247372  Plagiobothrys collinus var. fulvescens A. C. Sanders, Sandra L. Leatherman and Jeff Crain 2015-4-6 41568 Riverside Peninsular Range: Temescal Valley, large open parcel between Horsethief Canyon Rd. and Hostettler Rd., just south of I-15. 370 Comment
  UCR241809  Plagiobothrys collinus var. fulvescens A. C. Sanders, Timothy W. Chumley 2013-4-2 40735 Riverside Peninsular Range, Temescal Canyon at west side of Horsethief Canyon Rd., south of I-15 Fwy, SE of Corona (Lee) Lake 390 Comment
  UC219101  Plagiobothrys leptocladus P. A. Munz 1922-4-29 5068 Riverside 1/2 mi s Lake Elsinore 381 Comment
  UCR97261  Plagiobothrys leptocladus Scott D. White 1993-3-12 1155 Riverside Perris-Aguanga Basin Region, near Winchester; Old Salt Creek Channel, between new flood control channel and Patton Ave 445 Comment
  RSA85111  Plagiobothrys nothofulvus J. C. Roos 1952-4-16 5559 Riverside Box Springs Mountains, Pigeon Pass. 396 Comment
  UCR171210  Plantago elongata R. E. Riefner Jr. 2006-4-8 06- 107 Riverside Peninsular Range, Lake Elsinore (city), back basin of lake Elsinore west of Pete Lehr Dr. and south of levee near Diamond Stadium 419 Comment
  RSA560361  Plantago erecta Steve Boyd 1992-4-14 6820 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Western edge of Oak Flats area along Bluewater Tributary from Verdugo Tributary S to crest of ridge W side Bluewater Canyon. 732 Comment
  RSA670711  Plantago erecta Bonnie C. Templeton, I. W. Clokey 1930-4-9 1021 Riverside North of Banning 457 Comment
  CLARK-A1528-696  Plantago lanceolata Pat Halligan 1968-5-6 Riverside Riverside Comment
  OBI37478  Plantago lanceolata Steve Boyd 1985-7-23 1000 Riverside Along rd edge, 5 mi W of Rancho Calif at jctn of Rancho California Rd and De Luz Rd 427 Comment
  SD136799  Plantago lanceolata Steve Boyd, Tim Ross 1992-5-5 7262 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area, northwest of Oak Flats along Verdugo Trail between junctions with Bluewater and Lucas Canyon Trails. 762 Comment
  JOTR35385  Plantago ovata Harding, Mitzi, J. Hoines, E. Kramer 2012-2-2 173 Riverside Joshua Tree National Park. southeast Coxcomb Mountains; SE facing slopes and steep drainages 289 Comment
  UCR214167  Plantago ovata T. B. Salvato 2010-4-20 4065 Riverside Sonoran (Colorado) Desert, alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe 189 Comment
  UCR217800  Plantago ovata Jim Andre, T. La Doux 2010-2-28 12553 Riverside Lower Colorado River Valley, along Hwy 95 c. 25 miles north of Blythe, on east side of Big Maria Mountains, under radio tower 83 Comment
  POM305630  Plantago ovata var. fastigiata Henry J. Ramsey, Henry J. Ramsey 1937-3-2 869 Riverside Blythe, Colorado River bluffs. Comment
  RSA155555  Plantago ovata var. fastigiata L. S. Rose 1962-3-2 62008 Riverside La Quinta 3 Comment
  RSA0120328  Plantago patagonica Duncan S. Bell, Thomas Stoughton 2016-4-14 9290 Riverside Santa Rosa Mountains; near the head of Deep Creek and near the trailhead of the Cactus Spring Trail, at an old mining area above this trail. 1219 Comment
  RSA700022  Plantago patagonica Scott D. White, Michael Honer 2003-4-25 9103 Riverside San Bernardino Mountains: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. 610 Comment
  UCR193405  Plantago patagonica A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35620 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.0 mi WSW of Fleming Ranch, at ephemeral stream crossing of dirt track 1561 Comment
  RSA586844  Platystemon californicus D. L. Banks, Peter Morrell 1995-5-4 311 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, N of the Wildhorse Trail, on metasedimentary hills N of Wildhorse Peak. 732 Comment
  SBBG101726  Platystemon californicus S. Boyd with T. Ross, M. Hammitt 1991-5-2 6071 Riverside SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  JOTR31907  Pleurocoronis pluriseta La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 2154 Riverside Joshua Tree National Park. West Cottonwood Mountains; bouldery side canyon leading into southeast Pinkham Wash Comment
  RSA700971  Pleurocoronis pluriseta Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11218 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
  UCR227002  Pleurocoronis pluriseta Jim Andre 2011-2-2 16223 Riverside Coachella Valley, mouth of Big Morongo Wash, 1 mi east of Hwy 62, just north of North Indian Canyon Road, west of Desert Hot Springs, 7.5 mi north of Hwy I-10 487 Comment
  SDSU13611  Pluchea odorata W. Miller, C. Mosse 1972-7-19 Riverside Comment
  UCSB33270  Pluchea sericea Miller, Brian 1963-6-1 Riverside 1000 Palms Oasis 30 Comment
  RSA484164  Poa E. S. Spalding 1926-2-20 15407 Riverside Andreas Canyon, Colorado Desert. Comment
  SD137945  Poa annua Darin L. Banks 1995-5-3 257 Riverside Cleveland National Firest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco 512 Comment
  POM10498  Poa annua Anonymous 1909-03 s.n. Riverside Chicago Ave. Comment
  CAS-BOT-BC237697  Poa secunda Elizabeth A. Kellogg; Elizabeth L. Taylor 1980-5-20 307 -1 Riverside Next to Highway 79 E of Rancho California (Temecula) on banks of river Comment
  POM1241  Poa secunda I. M. Johnston 1917-4-4 1009 Riverside Palm Canyon, near Palm Springs. 457 Comment
  UCR243155  Poa secunda subsp. secunda LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4286 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
  UCR98118  Poa secunda subsp. secunda Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla 1990-4-2 4023 Riverside Peninsular Range, Vail Lake area, lower slopes of Agua Tibia Mtn. along Hwy 79, east of USFWS Dripping Springs Guard Station 610 Comment
  POM48737  Polygonum aviculare subsp. aviculare P. A. Munz, I. M. Johnston 1924-7-29 8822 Riverside Banning Idyllwild Road. 945 Comment
  UC489278  Polygonum bistortoides C. V. Meyer 1928-7-26 537 Riverside Deer Springs San Jacinto Mt. 2743 Comment
  POM319090  Polygonum lapathifolium Patricia Wilder 1970-10-15 4777 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills. 152 Comment
  SEINET4560764  Polygonum multiflorum O. F. Clarke 2009-1 s.n. Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus. 351 Comment
  IRVC3047  Polypodium californicum Tony Price 1965-4-24 HS 574 Riverside Highway 74; 1.5 miles W of Dripping Springs Gaurd Station. Comment
  RSA500120  Polypogon monspeliensis Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-10 3691 Riverside Vail Lake area, Benches of Arroyo Seco and slopes of adjacent hills to E. 488 Comment
  POM49459  Populus X parryi M. French Gilman 1924-07 s.n. Riverside Side canyon of Snow Canyon. 610 Comment
  CAS-BOT-BC102585  Populus fremontii Ira L. Wiggins 1934-9-4 8039 Riverside along side street, Blythe Comment
  UCR17038  Populus fremontii Carolyn McNeill 1969-5-3 s.n. Riverside Edge of Potrero Creek, alongside Fields Rd., 3 mi. NW of Interstate 10 between Cabzon and Banning Comment
  UCR125293  Populus nigra A. C. Sanders 2002-11-21 25634 Riverside Temescal Valley, development called 'Trilogy at Glen Ivy' at the confluence of Bixby and Anderson Canyons 366 Comment
  RSA561121  Populus trichocarpa Steve D. Boyd, Tim S. Ross, D. E. Bramlet 1993-5-12 7314 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon, 365 Comment
  RSA494350  Porophyllum gracile Bill Wagner 1988-4-5 s.n. Riverside Approx. 1.5 miles NW of the community of Murrieta. South side of I-15 Fwy at the junction of Nutmeg Rd. 381 Comment
  UCR34954  Porophyllum gracile L. B. Ziegler 1967-6-8 154 Riverside San Jacinto Mtns., Pinyon Flats 1223 Comment
  CAS-BOT-BC452156  Potamogeton diversifolius P. A. Munz 1922-9-6 6380 Riverside Hidden Lake, San Jacinto Mts 2438 Comment
  RSA776701  Potamogeton diversifolius Steve Boyd, Gary Wallace 2005-7-30 11642 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
  UCR20507  Potamogeton diversifolius F. M. Reed 1908-7-12 2515 Riverside San Jacinto Mtns., Margin of Lake Surprise [=Hidden Lake] 2744 Comment
  CAS-BOT-BC144850  Potentilla rimicola Frank W. Peirson 1924-7-27 5000 Riverside 1/2 mile west of Deer Spring, San Jacinto Mts. Comment
  CAS-BOT-BC206980  Prosopis glandulosa var. torreyana Roxana S. Ferris 1918-6-14 975 Riverside Indian Wells Comment
  RSA496123  Prosopis glandulosa var. torreyana Steve Boyd, T. S. Ross, L. Arnseth 1989-3-18 3000 Riverside Vail Lake area, Temecula Creek Cyn below Vail Lake Dam 457 Comment
  UC65003  Prosopis glandulosa var. torreyana E. E. Schellenger 1904-12-5 18 Riverside Paloverde; Colorado Desert Comment
  UCR272191  Prosopis glandulosa var. torreyana Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8554 Riverside Santa Rosa Mountains, Horsethef Creek, south of Cactus Spring Trail 1064 Comment
  POM244  Prunella vulgaris var. lanceolata M. Durant 1919-5-18 s.n. Riverside Riverside, in lawn Comment
  CLARK-A1528-4030  Prunus fasciculata John C. Roos 1966-3-20 Riverside Eagle Mountains Comment
  CAS-BOT-BC151117  Prunus fremontii Nancy Ryan Zabriskie; Walter Zabriskie 1969-4-2 186 Riverside Andreas Canyon near Palm Springs, trail toward Eagle Peak 670 Comment
  SD229262  Prunus fremontii Dick Schwenkmeyer 2013-6-11 912 Riverside Approx. 1.5 miles north od highway 74 and Royal Carrizo Road intersection. 854 Comment
  UCR120721  Prunus fremontii Helen Kennedy, T. B. Salvato 2002-2-2 5442 Riverside Western Colorado Desert/ San Jacinto Mtns, Coachella Valley, Agua Caliente Indian Reservation, mouth of Andreas Canyon at Palm Canyon, S edge of Palm Springs between Andreas Cyn. Rd. and water tank on W edge of sec. 2 244 Comment
  UCR154408  Prunus ilicifolia A. C. Sanders, Mike Misenhelter 2005-6-15 30943 Riverside Peninsular Range; Sage-Aguanga Region, 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit of (Big) Oak Mtn., SW of Rocky Ridge and SE of Black Hills 671 Comment
  RSA50327  Prunus virginiana var. demissa E. K. Balls 1949-5-4 13486 Riverside On road from Idyllwild to Banning. 1372 Comment
  CAS-BOT-BC356331  Psathyrotes ramosissima Philip A. Munz 1940-3-23 15670 Riverside South base of Pinto Mts., road Dale to Cottonwood Springs 609 Comment
  CAS-BOT-BC356332  Psathyrotes ramosissima Aven Nelson; Ruth A. Nelson 1939-3-29 3312 Riverside On trip from Mecca to Hidden Springs Comment
  RSA697081  Psathyrotes ramosissima J. R. Bruff 1927-10-8 1 -S Riverside Thousand Palms Comment
Read comments
Sep 10 2011
  UCSB36484  Psathyrotes ramosissima Gordon, Patricia 1980-5-18 Riverside Chuckwalla Mtns., Corn Springs Wash 457 Comment
  UCR117085  Pseudognaphalium biolettii A. C. Sanders, T. B. Salvato 2001-5-16 24302 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
  UCR121316  Pseudognaphalium biolettii A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 25002 Riverside Peninsular Range; San Jacinto Mtns. Region, The Badlands; summit of Mt. Eden, SW of Beaumont 717 Comment
  UCSB33382  Pseudognaphalium biolettii Marks, R. 1978-3-16 Riverside At top of hill 3/4 mi. W. of orange grove at 3000 McAllister Rd. in Riverside 457 Comment
  RSA770784  Pseudognaphalium luteoalbum Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4535 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UC31984  Pseudognaphalium stramineum H. M. Hall 1901-8-1 2609 Riverside wooded slopes and benchs of the s side San Jacinto Mountains 1615 Comment
  POM157889  Psilocarphus brevissimus P. A. Munz 1927-5-20 10801 Riverside Murietta Hot Springs Comment
  CHSC98084  Psilocarphus tenellus var. globiferus R. E. Riefner Jr. 2005-4-22 05 -242 Riverside West roadside of Hwy. 79 between Old Newport Rd. and Patton Rd. Vernal pool. UTM: 11S 049215E 3727687N. 468 Comment
  SBBG87900  Psorothamnus arborescens R. F. Thorne, W. A. Tilforth 1980-5-28 54213 Riverside branch ravine running W from Whitewater Cyn, W of rd, ca. 3.2 mi N of Interstate 10 and Whitewater P.O. 609 Comment
  SD193049  Psorothamnus arborescens var. simplicifolius Scott D. White, Angelia Carey 2004-6-4 10479 A Riverside San Jacinto Mountain foothills: San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence. 502 Comment
  SEINET3407778 Image available Psorothamnus arborescens var. simplicifolius A. Stanley 1969-5-3 48 Riverside 2 miles from Morango Valley Rd. on Dillion Rd. Little San Bernardino Mountains 457 Comment
Read comments
Jun 12 2019
  RSA498339  Psorothamnus emoryi T. W. Minthorn 1926-5-13 s.n. Riverside Near Indio. Comment
  RSA651257  Psorothamnus emoryi Anne Greenberg 1981-5-17 104 Riverside Palm Desert, Hwy 74, 5 iles N of Hwy 111. Comment
  RSA765261  Psorothamnus emoryi Justin M. Wood, D. M. Ray 2010-10-21 3002 Riverside Chuckwalla Valley NE of Victory Springs and 0.9 km E of Kaiser Road on unmarked 4WD road. 198 Comment
  UCR17308  Psorothamnus emoryi K. Stolte 1978-5-25 s.n. Riverside Sonoran (Colorado) Desert, south side Hwy 111, at Windy Point; c. 5 mi. west of Palm Springs, Coachella Valley 300 Comment
  RSA167563  Psorothamnus schottii Robert F. Thorne, R. Rutherford 1964-4-12 33655 Riverside 1 mile W of turnoff to Cottonwood Wells [Springs]. Larrea desert scrub along Hwy. 60-70. Comment
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Apr 25 2011
  RSA498752  Psorothamnus schottii Martha Hilend 1928-3-24 115 Riverside Wash N of Palm Wash, SW of Fish Springs Comment
  RSA605768  Psorothamnus schottii A. C. Sanders 1995-5-23 17122 Riverside Colorado Desert, Coachella Valley: alluvial fans below the Santa Rosa Mtns, near the mouth of Martinez Cyn., at end of 72nd Ave. 25 Comment
  JEPS41654  Psorothamnus spinosus Marjorie Clary Oct 1930 13 Riverside Coral Reef Ranch Coachella Valley -13 Comment
  SEINET4037230  Psorothamnus spinosus G. T. Manthey 1977-1 1642 Riverside 10 miles east of Mecca on road going toward Joshua Tree National Monument. Comment
  SBBG56227  Pteridium aquilinum var. pubescens M. Lewis 1947-8-26 18 Riverside San Jacinto Mtns 1981 Comment
  UCR37496  Pteridium aquilinum var. pubescens Steve Boyd 1981-2-13 s.n. Riverside Peninsular Range, Gavilan Hills, N base of Estelle Mountain. Comment
  CLARK-A1528-764  Pterostegia drymarioides Robert Eaton 1968-5-13 680513-13 Riverside Sandia Canyon 0 Comment
  RSA771694  Pterostegia drymarioides Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4690 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65119. 604 Comment
  UC1930054  Pterostegia drymarioides Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10456 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
  UCR123819  Pterostegia drymarioides Steven R. Hill 2001-5-3 33672 Riverside San Jacinto Mtns., NE-facing slopes of Mt. San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, c. 3.8 mi west of Calif. Hwy 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area 793 Comment
  JOTR35515  Pulicaria paludosa La Doux, Tasha, M. Harding, K. Callahan, D. Shade, M. Wheeler, T. Herskovits 2013-6-5 3202 Riverside Joshua Tree National Park. Little San Bernardino Mtns, lower Smithwater Canyon 1219 Comment
  RSA0123998  Purshia tridentata Duncan S. Bell, Thomas Stoughton 2016-4-13 9252 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; on the western slopes of Martinez Mountain. 1548 Comment
  UC876185  Pyrola picta Mary F. Spencer 1923-7-30 2264 Riverside San Jacinto Mountain, Idyllwild, Banning Road Idyllwild; San Jacinto Mountain, Idyllwild 1828 Comment
  UCD170871  Quercus Jeremiah George 2012-8-13 s.n. Riverside San Gorgonio Pass/Moreno Badlands, west of Beaumont, just east of junction of 60 Fwy and Jackrabbit Trail, off frontage road dead end. 716 Comment
  SEINET10677907  Quercus X acutidens Greg Gust, Leith Nye 2005-3-11 Gust 541 Riverside Lake Elsinore City Limits. Hwy 74 ca. 1 mile W of Lake Elsinore on hill slope pullout river basin. 481 Comment
  RSA0106807  Quercus agrifolia Mitch Provance, Jeremiah George 2012-8-4 812 -44 Riverside Western Riverside County: Badlands south of Beaumont, Potrero Creek, E side of Highland Springs Ave., between Breckenridge and the entrance to Potrero. 752 Comment
  CAS-BOT-BC520374  Quercus berberidifolia Jeremiah George 2012-8-8 080812 -01 Riverside Moreno Badlands: San Timoteo Canyon, S of El Casco So. Calif. Edison substation, W side of San Timoteo Creek, W of dirt SCE line across road 655 Comment
  POM270082  Quercus berberidifolia Lyman Benson 1933-3-31 4145 Riverside San Bernardino Mt. Range. US 66 [actually US 60], Beaumont. 457 Comment
  SBBG53758  Quercus berberidifolia S. Boyd 1980-5-15 Riverside Harford Springs County Park, located in NW corner of Gavilan Plateau Comment
  UCR135834  Quercus berberidifolia A. C. Sanders 2004-4-20 27523 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
  UCR249998  Quercus berberidifolia Jeremiah George 2012-8-8 080812- 01 Riverside Moreno Badlands, 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
  UCR273029  Quercus berberidifolia Mitch Provance 2012-1-25 17377 Riverside Badlands of Western Riverside County, San Timoteo Canyon, SW end along SCE powerline access roads between El Casco Substation and the Hwy. 60. 677 Comment
  LA46436  Quercus chrysolepis W. E. Pequegnat; 1937-1 sn Riverside Santa Ana Mountains Comment
  SEINET5569535  Quercus chrysolepis R. H. Whittaker, W. A. Niering 1961-1 s.n. Riverside San Jacinto Mountians. 1524 Comment
  NY201962  Quercus cornelius-mulleri J. B. Walker 1995-5-3 1408 Riverside S of Palm Desert, along Hwy 74, 3km E of Pinyon Flats Campground 1200 Comment
  RSA720626  Quercus cornelius-mulleri Naomi S. Fraga, Tim Thibault 2006-5-16 1670 Riverside ca. 2.5 miles up Morris Ranch Road near its intersection with a locked FS road west of Goff Flat. 1585 Comment
  UC219231  Quercus cornelius-mulleri P. A. Munz, D. Keck 1922-5-7 5259 Riverside Keyes Ranch Little San Bernardino Mts. 1066 Comment
  RSA763064  Quercus dumosa E. W. Lathrop 1969-6-5 7092 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest 1220 Comment
  RSA666646  Quercus engelmannii A. C. Sanders, Kent Beaman 2002-5-10 25047 Riverside Santa Ana Mtns., Santa Rosa Plateau: hills west of the head of De Luz Creek, 0.4 mi south of Tenaja Rd. on west side of Calle Roble near Avenida Matorral. 671 Comment
  JOTR36185  Quercus john-tuckeri La Doux, Tasha, B. Truesdell, M. Wheeler 2013-10-31 3334 Riverside Joshua Tree National Park. Queen Mountain; near Split Rock, approx 0.5 km SE of Elton Mine 1330 Comment
  CSUSB833  Quercus kelloggii D. T. Wright 1966-5-15 Riverside San Jacinto Mountains 0.9 miles north of Banning- Idyllwild Road on Black Mountain Road, San Jacinto Mountains. Comment
  SBBG11833  Quercus palmeri D. E. Breedlove 1961-8-5 952 Riverside 2.7 mi N of Anza Rd, St Hwy 74 1310 Comment
  UCR111513  Quercus palmeri A. C. Sanders, Steve Boyd, Mitch Provance, J. Ross 1998-10-25 22279 Riverside San Jacinto Mtns., Pine Meadow along Hwy 74 in Garner Valley (eastern), 1 mi. NW of Hwy 371 junction to Anza 1441 Comment
  UCR20841  Quercus palmeri A. C. Sanders, Steve Boyd 1980-4-17 1345 Riverside San Jacinto Mtns, Palms to Pines Hwy, just west of junction with road to Anza 1463 Comment
  CAS-BOT-BC104999  Quercus wislizeni John Thomas Howell 1927-8-2 2938 Riverside Rocky Canon [canyon] -side in shade, near top of control on road to Hemet, Mt. San Jacinto 1371 Comment
  RSA0124027  Quercus wislizeni Duncan S. Bell, Thomas Stoughton 2016-4-14 9302 Riverside Santa Rosa Mountains; near the head of Deep Creek and near the trailhead of the Cactus Spring Trail. 1218 Comment
  UCD47487  Quercus wislizeni Steve Boyd 1987-11-23 2096 Riverside Mt. Russel, N. of Lake Perris, Moreno Valley. 1188 Comment
  JOTR35057  Rafinesquia neomexicana La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3509 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road. South-facing bajada with shallow Sonoran desert riparian corridors among desert pavement. Comment
  POM34179  Rafinesquia neomexicana Marcus E. Jones 1903-5-10 s.n. Riverside Palm Springs. Comment
  UCR109642  Ranunculus aquatilis T. W. Fisher, R. E. Orth 1964-6-25 s.n. Riverside San Jacinto Mtns., Lake Hemet near stream 1311 Comment
  RSA0018978  Ranunculus aquatilis var. aquatilis E. W. Lathrop 1965-4-16 4454 Riverside 14 miles west of Murrieta. Comment
  RSA199169  Ranunculus aquatilis var. capillaceus Robert F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37457 Riverside Santa Rose Plateau: Mesa de Colorado, Rancho California. 671 Comment
  UC219191  Ranunculus aquatilis var. capillaceus P. A. Munz 1922-4-28 5022 Riverside 5 mi nw Corona (small branch of creek); Chino Creek 228 Comment
  RSA557314  Ranunculus oxynotus Julie Greene, Steve Boyd, D. Bramlet, H. Flores, H. Ochoterana 1993-7-9 1415 Riverside San Jacinto Wildlife Area: from the edge of drying flood area. 433 Comment
  RSA740939  Ranunculus sceleratus Scott D. White, Justin M. Wood 2008-7-9 12441 Riverside K Flat, from large pond downstream to meadow. 1427 Comment
  RSA525340  Raphanus sativus Steve Boyd, Andy Sanders, Mark Skinner 1990-4-28 4439 Riverside Vail Lake area, SW base of Big Oak Mtn. at mouth of Temecula Creek Cyn. below dam. 396 Comment
  UCR169393  Rhamnus californica subsp. ursina T. B. Salvato, John F. Green 2004-5-27 597 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
  SEINET1004379  Rhamnus crocea T. B. Salvato, Kent Beaman 2005-1 859 Riverside San Jacinto Mtn foothills: San Jacinto River E of Valle Vista, just downstream from Forest Service boundry and N of CA Hwy 74 549 Comment
  UCR201406  Rhamnus crocea Scott D. White, Angelia Carey 2004-6-4 10480 A Riverside San Jacinto Mtn Foothills, San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence 534 Comment
  UCR240648  Rhamnus ilicifolia Tracy Tennant, Mitch Provance 1998-6-16 MOR- 415 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon 1098 Comment
  UCR40154  Rhamnus ilicifolia Steve Boyd 1985-4-7 1111 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau Region, NW base of Redonda Mesa on Tenaja Rd., 0.8 mi east of jtn with 8S01 and 8S02 610 Comment
  UC18582  Rhamnus tomentella subsp. cuspidata H. M. Hall Jul 1897 Riverside San Jacinto Mountains 1828 Comment
  POM320393  Rhododendron occidentale Greg Wright 1971-7-15 290 Riverside County Highway R1, Black Mountain Creek. San Jacinto Mountains 1677 Comment
  UCR136269  Rhus aromatica A. C. Sanders 2004-4-20 27544 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
  UCR265587  Rhus aromatica Angelique Herman, Keir Morse, Nick Regoli, Eric Lumba 2015-3-15 2015- 12 Riverside Santa Rosa/San Jacinto Mountains, Pinyon Flats Campground 1220 Comment
  IRVC9327  Rhus lanceolata B. T. Gittins, O. F. Clarke 1966-1-15 885 a Riverside U.S. Dept. of Agriculture, Experimental Station, (Citrus and Date gardens); Indio. Sonoran Desert Comment
  IRVC87  Rhus ovata L. Lewton 1965-4-24 s.n. Riverside Elsinore; 0.5 mile SW Jct of Grand and Highway 74. Southern Coastal Comment
  RSA543190  Rhus ovata Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6110 Riverside Vail Lake region, SW and W flanks of Billy Goat Mountain 3 miles N Highway 79, 1 mile W of Highway 371, N of Aguanga. 600 Comment
  RSA592670  Rhus ovata Scott D. White, Duayne Haselfeld 1996-7-2 4262 Riverside Pinyon Flat area, N of Hwy. 74, ca. 10 road mi. E of junction w/ Hwy. 371. W facing slope of Sugarloaf Mtn and adjacent valley. 1250 Comment
  SD229050  Rhus ovata Dick Schwenkmeyer, Bethany Jenkins 2012-3-7 631 Riverside Mt. San Jacinto 1085 Comment
  UCR97486  Rhus ovata A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19859 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  CLARK-A1528-4127  Ribes cereum John C. Roos 1946-8-27 2782 Riverside Santa Rosa Mountains Comment
  RSA90124  Ribes cereum E. K. Balls, P. C. Everett 1953-8-19 18541 Riverside Mtn Home Spring, santa Rosa Mt 1921 Comment
  SD186332  Ribes indecorum A. C. Sanders 2004-4-20 27555 Riverside Santa Ana Mountains: Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line (Fallbrook 7.5'Q) 640 Comment
  UCR13744  Ribes indecorum N. R. Zabriskie, W. W. Zabriskie 1971-4-9 368 Riverside Santa Rosa Mtns, Deep Canyon south of Hwy 74, c. 2 mi up water service road, below crossing, N slope mtns. 1372 Comment
  RSA511348  Ribes malvaceum var. viridifolium B. Pitzer 1988-1 661 Riverside San Jacinto Mts, Hwy 74 below Mtn Center at a large turn out. 1220 Comment
  UC11633  Ribes nevadense H. M. Hall May 1899 Riverside Strawberry Valley San Jacinto Mountains Comment
  UCR199570  Ricinus communis Scott D. White, Angelia Carey 2004-7-2 10596 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Poppet Creek Canyon 610 Comment
  UCR4148  Ricinus communis Ronald M. Cope 1965-3-28 s.n. Riverside Upper Santa Ana River/San Bernardino Valley Region, Riverside, small canyon on west side of Canyon Crest Drive, about 2 mi south of Fire Prevention Lab 274 Comment
  CHSC25561  Romneya coulteri Robert A. Schlising 1973-6-25 3105 Riverside Deadend road, 2.1 mi SW jct with Hwy 71 in Corona. Comment
  UCR270314  Romneya coulteri T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8345 Riverside Santa Ana Mountains, unnamed west-east trending canyon south of Mabey Canyon and north of Tin Mine Canyon, c. 0.6 mi west of the end of West Foothill Parkway 384 Comment
  UCR77586  Rorippa palustris subsp. occidentalis Steve Boyd 1991-7-13 6407 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
  RSA720435  Rosa californica Naomi S. Fraga, Valentine Arvizu, Elizabeth Kempton, Tim Thibault 2006-6-7 1698 Riverside East of Fobes Ranch Road, just south of Fobes Ranch. 1616 Comment
  RSA761753  Rosa californica Shawn Krosnick, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 648 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  POM366412  Rubus parviflorus N. C. Cooper 1944-6-17 1401 Riverside San Jacinto Mts., above Banning. 1372 Comment
  POM19609  Rubus parviflorus var. bifarius Mary F. Spencer 1923-6-12 2163 Riverside Idyllwild, San Jacinto Mountains. 1646 Comment
  RSA717476  Ruellia A. C. Sanders 1997-10-13 21587 Riverside Riverside, UCR Botanical Garden 366 Comment
  RSA783814  Rumex acetosella John Olmsted 1958-6-15 174 Riverside San Jacinto River drainage area. Idyllwild School of Music and Arts. In pasture near Strawberry Creek. 1524 Comment
  RSA735069  Rumex conglomeratus Scott D. White, Angelia Carey 2004-6-4 10474 Riverside San Jacinto Mountain foothills: San Jacinto River wash and adjacent alluv. benches, near Indian Creek confluence. 503 Comment
  UCR89820  Rumex dentatus Karen Kirtland 1993-6-19 s.n. Riverside San Jacinto River Valley, along Hwy I-215 between 4th St. (Perris) andc. 0.25 mi south of the San Jacinto River 430 Comment
  RSA596773  Rumex hymenosepalus D. L. Banks, K. D. Hedge 1996-5-16 1043 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
  SEINET238572  Rumex pulcher Mitch Provance, A. C. Sanders 2000-7-4 2095 Riverside Riverside: Santa Ana River Wash between the Market St. and Riverside Ave crossings. 244 Comment
  RSA690944  Rumex salicifolius Scott D. White 1998-7-31 6948 -(unic.) Riverside Idyllwild Area: Strawberry Creek between crossing at Circle Drive and Hymber Park. 1707 Comment
  RSA605752  Sagina apetala A. C. Sanders, G. K. Helmkamp 1996-3-17 17995 Riverside Cathedral City, Cathedral Plaza, Hwy 111 at Date Palm Dr. 91 Comment
  SD224912  Sagina apetala A. C. Sanders, G. K. Helmkamp 1996-3-17 17980 Riverside Coachella Valley: Palm Springs, weeds in landscaping of shopping center at SE corner of Raquet Club Dr. and Palm Canyon Dr. 188 Comment
  SEINET3825212 Image available Salazaria mexicana C. L. Hitchcock 1940-4-1 5905 Riverside 1 mile below Cottonwood Spring, Joshua Tree National Monument Comment
  UCR85565  Salicornia subterminalis Julie A. Greene 1993-4-10 1148 Riverside San Jacinto Valley, San Jacinto Wildlife Area. Sloping drainage from Davis Road. 436 Comment
  CAS-BOT-BC129740  Salix bonplandiana Marcus E. Jones 1927-4-21 5 M-11-26 Riverside The Pipes, near Morongo Valley Comment
  JOTR30775  Salix exigua La Doux, Tasha, Mike Bell, Katy Matthews 2007-4-4 1886 Riverside Joshua Tree National Park. Little San Bernardino Mountains: (Stop 6) Smith Water Canyon 1264 Comment
  UCR232041  Salix exigua John F. Green 2008-4-22 04- 04 Riverside Peninsular Range, hills south of Perris, powerline route just east of the San Jacinto River, west of Goetz Rd. 438 Comment
  RSA0010969  Salix exigua var. exigua N. C. Cooper 1944-4-8 1057 Riverside Andreas Canyon. 305 Comment
  CAS-BOT-BC108115  Salix gooddingii Carl Epling; Joseph Ewan 1933-5-12 7606 Riverside South shore Lake Elsinore Comment
  CAS-BOT-BC108147  Salix gooddingii A. C. Sanders; S. Hawkins; J. Goetzen; D. Freeman 1996-5-1 18103 Riverside San Bernardino Mtns. - Morongo Indian Reservation, vicinity of natural pond & bog at SE ede of Burro Flats 1097 Comment
  UC482397  Salix gooddingii unknown 1932-6-5 925 Riverside Eagle Canyon; Colorado Desert, Santa Rosa Mts., Eagle Canyon Comment
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Mar 11 2011
  UCR171900  Salix gooddingii John F. Green 2006-4-27 s.n. Riverside Peninsular Ranges, Temecula, plot centered on San Diego Aqueduct corridor between Nicolas Road and Via Norte 381 Comment
  UC64010  Salix laevigata H. M. Hall June, 1901 2278 Riverside San Jacinto Mts., Strawberry Creek 1584 Comment
  UCR270592  Salix laevigata John F. Emmel 1999-2-7 1606 Riverside San Jacinto Mountains, foothills at southwest edge of the range, Bautista Canyon, 0.4-0.5 road miles southeast of national forest boundary 723 Comment
  POM360929  Salix lasiolepis M. V. Hood 1945-3-26 s.n. Riverside Cottonwood Creek near Aguanga. Riverside and San Diego county line. 610 Comment
  RSA171357  Salix lasiolepis J. D. Olmsted 1962-5-3 3531 Riverside Above old Santa Rosa Indian Village; SW side of Santa Rosa Mountain. 1905 Comment
  UCD111647  Salix lasiolepis B. Pitzer 1997-4-20 3179 Riverside Lakeview Mountains. Intersection of Dutton St. with Voltaire Vista Road. 610 Comment
  RSA775607  Salsola paulsenii Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 1000 Riverside Iron Mountains, on southwest side of mountains in wash 423 Comment
  UCR264221  Salsola tragus A. C. Sanders, Jim Malusa 2015-9-11 41879 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Iris Pass, floor of canyon c. 100 m below white tuff outcrops and falls 659 Comment
  SD143742  Saltugilia australis A. C. Sanders, P. MacKay, et al. 1997-5-4 20650 Riverside San Jacinto Mountains; north side along Highway 243, 1.5 mile below Twin Pines Ranch Road (McMullen Flat), north slope of peak 3740. 1067 Comment
  SEINET3163597  Saltugilia australis M. E. Jones 1882-4-29 sn Riverside Salton Comment
  UC1537501  Saltugilia australis Gordon H. True Jr. 1935-3-19 131 Riverside 6 mi se Perris; se of Perris 487 Comment
  UC748763 Image available Saltugilia australis Herbert L. Mason 1926-5-2 3195 Riverside Temecula Valley; ; Temecula Valey, Riverside Co. Comment
  UCR280963  Saltugilia australis Mitch Provance, Matt K. Beyers, John Hazlett, Douglas Gordon-Blackwood 2017-4-13 417- 62 Riverside Peninsular Ranges, Wildomar, Sedco Hills, along transmission road between Lost Rd. and Lake View Rd. 564 Comment
  CAS-BOT-BC489623  Saltugilia latimeri A. C. Sanders 2006-5-13 32282 Riverside Peninsular Range: UC Emerson Oaks Reserve, c. 8 mi SE of Temecula, S of Hwy 79 at E end of Pauba Valley, end of Los Caballos Rd in vicinity of water tank 487 Comment
  UCR12138  Salvia X bernardina O. F. Clarke 1972-3-13 s.n. Riverside University of California, Riverside. Botanic Garden 412 Comment
  JEPS29479  Salvia apiana Lauramay T. Dempster 1962-4-17 1892 Riverside about 1 mi below Fish Hatchery, Whitewater Canyon; Whitewater Canyon Comment
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Apr 6 2008
  RSA0123087  Salvia apiana Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 8971 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
  UCR140707  Salvia apiana A. C. Sanders 2004-5-12 27864 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  UCR234259  Salvia apiana A. C. Sanders 2012-4-12 40031 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. between Glen Ivy and Indian Truck Trail, near El Hermano Rd. 314 Comment
  UCR167304  Salvia apiana var. compacta Scott D. White, Jennifer H. Jones 2005-5-24 11094 Riverside Banning Pass area, Cabazon: San Gorgonio River wash and adjacent alluvial flats and benches to W 610 Comment
  POM7001  Salvia carduacea P. A. Munz, L. T. Street, G. Williams 1919-3-28 2459 Riverside Palm Springs. 701 Comment
  CSUSB1060  Salvia columbariae Leland E. Francois 1966-3-6 3666 3 Riverside One mile north of Lakeview, Calif. on a dirt road (no name) which runs north directly out of town. 448 Comment
  RSA314624  Salvia columbariae Robert F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55414 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  RSA401482  Salvia columbariae Robert M. Perkins 1937-4-15 s.n. Riverside Whitewater Creek, along the road. Comment
  RSA676116  Salvia columbariae Scott D. White 2001-4-3 8253 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  SD38584  Salvia columbariae E. A. Purer 1935-4-21 6468 Riverside W edge of Colorado Desert 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
  UCD125738  Salvia columbariae Evert I. Schlinger 1952-3-28 27 Riverside Perris. 443 Comment
  UCR165199  Salvia columbariae S. J. Myers 2001-4-5 s.n. Riverside San Jacinto Mtns., Bautista Canyon 884 Comment
  CAS-BOT-BC221085  Salvia eremostachya Ynez Whilton Winblad 1937-4-23 s.n. Riverside Box Canyon Comment
  RSA45227  Salvia greatae J. C. Roos 1949-3-19 4101 Riverside Salt Creek Wash, about 7 miles northeast of Dos Palmos Spring. Comment
  POM98734  Salvia greatae M. Hill, M. Canby 1926-03 s.n. Riverside Wash east of Dos Palmos. Comment
  POM11929  Salvia pachyphylla subsp. pachyphylla P. A. Munz 1922-6-29 5888 Riverside Santa Rosa Mountains: Santa Rosa. 2134 Comment
  RSA356612  Salvia vaseyi Robert F. Thorne 1966-10-15 41806 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway. Comment
  RSA192210  Sanicula arguta E. W. Lathrop 1965-4-25 5674 Riverside 4 miles southwest of Murrieta on the De Luz Road. Comment
  SEINET13945113 Image available Sanicula arguta A. C. Sanders, T. Glenn 1983-1 3733 Riverside Mesa de Colorado, Santa Ana Mountains, 5 miles(airline) SW of Murrieta. (Near 1176 17' W, 33 deg. 31' N). 610 Comment
  UCR120962  Sanicula arguta A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23889 Riverside Perris-Aguanga Basin region, Temecula, along east side of pipeline NE of Long Canyon, west of San Diego Aqueduct 381 Comment
  CLARK-A1528-289  Santolina chamaecyparissus Oscar F. Clarke 1973-5-29 OO 112 Riverside Riverside 274 Comment
  JEPS27450  Sarcostemma hirtellum Dr. L. M. Newlon 1922-1 451 Riverside Palm Canyon of Mt. San Jacinto 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
  RSA709897  Schismus barbatus Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4598 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  UCD93253  Schismus barbatus D. C. Finfrock 1951-4-4 s.n. Riverside 33 mi. E. of Indio. Comment
  CAS-BOT-BC111279  Schoenoplectus acutus var. occidentalis Crawford; Johnson 1917-6-9 1226 Riverside Santa Ana River near Corona along stream. Comment
  UCR59815  Schoenoplectus californicus Jeri Hirshberg 1989-7-18 s.n. Riverside Vicinity of Lake Skinner: drainage east of the reservoir. Comment
  UCR107409  Scrophularia californica B. G. Pitzer 1997-3-23 2968 Riverside Perris-Aguanga Basin Region, Lakeview Mtns, c. 1 air mi. SSW of Mt. Rudolph, along powerline road 0.3 mi. east of Contour (Juniper Flats) Rd. 610 Comment
  RSA425199  Scrophularia californica subsp. floribunda Bonnie C. Templeton 1930-4-15 1480 Riverside North of Gavilan Peak. 550 Comment
  RSA660913  Scrophularia californica subsp. floribunda Mitch Provance 1999-4-3 1752 Riverside SW side of ''Royal Hill'', 0.25 miles E of the corner of Victoria Ave. and Arlington Ave. 351 Comment
  RSA677  Scutellaria bolanderi subsp. austromontana J. T. Howell 1927-8-2 568 Riverside Road to Hemet, Mt. San Jacinto. 1372 Comment
  CAS-BOT-BC341106  Scutellaria mexicana Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9543 Riverside Cottonwood Springs Canyon Comment
  JOTR34489  Scutellaria mexicana Andre, Jim 2012-4-16 20973 Riverside Joshua Tree National Park. along Cottonwood Spring Road, approx. 6 mi. south of the North Entrance at Twin Tanks parking area. 1196 Comment
  UC456122  Scutellaria siphocampyloides I. J. Condit 1900-6-21 Riverside near Idlewild; San Jacinto Mountains 1524 Comment
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Sep 17 2011
  UCSB33326  Scutellaria siphocampyloides Gliessman, Stephen 1968-7-18 Riverside along Saunders Road; 0.5 mile north of junction with Idyllwyld Road; San Jacinto Mountains 1600 Comment
  UCR173759  Searsia lancea Mike Misenhelter 2006-5-12 s.n. Riverside San Jacinto Valley, SE of intersection of Fairview and Olive Aves., Valle Vista Comment
  RSA228814  Selaginella bigelovii Colin M. Wainwright, Larry DeBuhr 1972-2-10 609 Riverside Cleveland Nat. Forest. Ca. 8 mi. south of Lake Elsinore, off Forest Route 7S04. Comment
  SDSU13690  Selaginella bigelovii James C. Dice, T. Chung 1987-10-19 736 Riverside North side of Temecula Gorge, ca. 0.4 km ENE of Field Station site (just SE of Weather Station), overlooking Santa Margarita River. T8S, R3W, NW 1/4 of NW 1/4 of sectiion 26. 323 Comment